Merge 3b3a8630fd into fa0a952f1e

Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>

.all-contributorsrc

@@ -3,11 +3,7 @@
   "projectOwner": "apache",
   "repoType": "github",
   "repoHost": "https://github.com",
-  "files": [
-    "README.md",
-    "README_CN.md",
-    "README_JP.md"
-  ],
+  "files": [],
   "imageSize": 100,
   "commit": true,
   "commitConvention": "none",

.github/workflows/backend-build-test.yml

@@ -76,7 +76,7 @@ jobs:
       - name: Build backend Maven E2E modules
         run: |
           mvnd clean -B package \
-            -pl hertzbeat-e2e/hertzbeat-collector-common-e2e,hertzbeat-e2e/hertzbeat-collector-kafka-e2e,hertzbeat-e2e/hertzbeat-collector-basic-e2e,hertzbeat-e2e/hertzbeat-collector-mysql-r2dbc-e2e,hertzbeat-e2e/hertzbeat-log-e2e \
+            -pl hertzbeat-e2e/hertzbeat-collector-common-e2e,hertzbeat-e2e/hertzbeat-collector-kafka-e2e,hertzbeat-e2e/hertzbeat-collector-basic-e2e,hertzbeat-e2e/hertzbeat-collector-mysql-r2dbc-e2e,hertzbeat-e2e/hertzbeat-observability-e2e \
             -am \
             -Dmaven.test.skip=false \
             --file pom.xml

.github/workflows/collector-native-build.yml

@@ -39,12 +39,6 @@ jobs:
           - platform: linux-arm64
             runner: ubuntu-24.04-arm
             archive_ext: tar.gz
-          - platform: macos-amd64
-            runner: macos-13
-            archive_ext: tar.gz
-          - platform: macos-arm64
-            runner: macos-14
-            archive_ext: tar.gz
           - platform: windows-amd64
             runner: windows-latest
             archive_ext: zip
@@ -81,6 +75,63 @@ jobs:
           }
           "archive=$($package.FullName)" >> $env:GITHUB_OUTPUT
 
+      - name: Smoke test native collector package
+        shell: pwsh
+        run: |
+          $ErrorActionPreference = "Stop"
+          $archive = "${{ steps.package.outputs.archive }}"
+          $work = Join-Path ([System.IO.Path]::GetTempPath()) "hzb-smoke"
+          Remove-Item -Recurse -Force $work -ErrorAction SilentlyContinue
+          New-Item -ItemType Directory -Path $work | Out-Null
+
+          if ($archive.EndsWith(".zip")) {
+            Expand-Archive -Path $archive -DestinationPath $work -Force
+          } else {
+            tar -xzf $archive -C $work
+          }
+
+          $binary = Get-ChildItem -Path $work -Recurse -File |
+            Where-Object { $_.Name -like "apache-hertzbeat-collector-native-*" -and $_.Name -notlike "*.txt" } |
+            Where-Object { $_.Length -gt 10MB } | Select-Object -First 1
+          if (-not $binary) { throw "native executable not found in $archive" }
+          $conf = Join-Path $binary.DirectoryName "config"
+          Write-Host "executable: $($binary.FullName)"
+
+          $out = Join-Path $work "stdout.log"
+          $err = Join-Path $work "stderr.log"
+          $env:MANAGER_HOST = "127.0.0.1"
+          $env:IDENTITY = "ci-smoke-${{ matrix.platform }}"
+          $proc = Start-Process -FilePath $binary.FullName `
+            -ArgumentList "--spring.config.location=$conf$([IO.Path]::DirectorySeparatorChar)" `
+            -RedirectStandardOutput $out -RedirectStandardError $err -PassThru
+
+          # The collector prints "Started Collector" before the runners execute, and past
+          # failures crashed after that line, so wait for the ServiceLoader registration too
+          # and then confirm the process is still alive.
+          $deadline = (Get-Date).AddSeconds(90)
+          $registered = $false
+          while ((Get-Date) -lt $deadline) {
+            Start-Sleep -Seconds 2
+            $log = (Get-Content $out, $err -ErrorAction SilentlyContinue) -join "`n"
+            if ($log -match "collect strategies") { $registered = $true; break }
+            if ($proc.HasExited) { break }
+          }
+
+          Start-Sleep -Seconds 10
+          $proc.Refresh()
+          $alive = -not $proc.HasExited
+          $exitCode = if ($alive) { $null } else { $proc.ExitCode }
+          if ($alive) { Stop-Process -Id $proc.Id -Force -ErrorAction SilentlyContinue }
+
+          $log = (Get-Content $out, $err -ErrorAction SilentlyContinue) -join "`n"
+          Write-Host "----- collector output (tail) -----"
+          Write-Host (($log -split "`n") | Select-Object -Last 40 | Out-String)
+          Write-Host "-----------------------------------"
+
+          if (-not $alive) { throw "collector process exited (exit code $exitCode)" }
+          if (-not $registered) { throw "collector stayed up but never registered its collect strategies" }
+          Write-Host "smoke test passed for ${{ matrix.platform }}"
+
       - name: Upload native collector package
         uses: actions/upload-artifact@v4
         with:

.github/workflows/doc-build-test.yml

@@ -38,7 +38,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - uses: pnpm/action-setup@v4
+      - uses: pnpm/action-setup@0977fd99725f1db4007ccb2928dbb4e90d06cc86
         with:
           version: 10
       - uses: actions/setup-node@v4

.github/workflows/doc-deploy.yml

@@ -49,7 +49,7 @@ jobs:
 
       # Setup pnpm (must run before setup-node so the pnpm cache can be configured)
       - name: Setup pnpm
-        uses: pnpm/action-setup@v4
+        uses: pnpm/action-setup@0977fd99725f1db4007ccb2928dbb4e90d06cc86
         with:
           version: 10
 

.github/workflows/docker-compose-config-test.yml

@@ -0,0 +1,48 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+name: Docker Compose Config
+
+on:
+  push:
+    branches: [ master, dev ]
+    paths:
+      - '.github/workflows/docker-compose-config-test.yml'
+      - 'script/ci/check-quickstart-compose.sh'
+      - 'script/docker-compose/**'
+  pull_request:
+    branches: [ master, dev ]
+    paths:
+      - '.github/workflows/docker-compose-config-test.yml'
+      - 'script/ci/check-quickstart-compose.sh'
+      - 'script/docker-compose/**'
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+jobs:
+  quickstart-config:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+      - uses: actions/checkout@v4
+      - name: Validate quick-start listener bindings
+        run: sh script/ci/check-quickstart-compose.sh

.github/workflows/frontend-build-test.yml

@@ -40,7 +40,7 @@ jobs:
     timeout-minutes: 30
     steps:
     - uses: actions/checkout@v4
-    - uses: pnpm/action-setup@v4
+    - uses: pnpm/action-setup@0977fd99725f1db4007ccb2928dbb4e90d06cc86
       with:
         version: 10
     - uses: actions/setup-node@v4

.github/workflows/mcp-bashserver-test.yml

@@ -44,10 +44,12 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup Rust toolchain
-        uses: dtolnay/rust-toolchain@4be7066ada62dd38de10e7b70166bc74ed198c30  # stable
-        with:
-          toolchain: ${{ env.RUST_VERSION }}
-          components: rustfmt, clippy
+        run: |
+          rustup toolchain install "$RUST_VERSION" \
+            --profile minimal \
+            --component rustfmt \
+            --component clippy
+          rustup default "$RUST_VERSION"
 
       - name: Cache cargo registry
         uses: actions/cache@v4

.github/workflows/nightly-build.yml

@@ -36,7 +36,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - uses: ./script/ci/github-actions/setup-deps
-    - uses: pnpm/action-setup@v4
+    - uses: pnpm/action-setup@0977fd99725f1db4007ccb2928dbb4e90d06cc86
       with:
         version: 10
     - uses: actions/setup-node@v4
@@ -55,8 +55,8 @@ jobs:
       run: |
         mvnd -B clean package -Prelease,cluster -Dmaven.test.skip=false --file pom.xml
 
-    - uses: docker/setup-qemu-action@ce360397dd3f832beb865e1373c09c0e9f86d70a
-    - uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd
+    - uses: docker/setup-qemu-action@96fe6ef7f33517b61c61be40b68a1882f3264fb8  # v4.2.0
+    - uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e  # v4.3.0
     - name: Log in to Docker Hub
       uses: docker/login-action@af1e73f918a031802d376d3c8bbc3fe56130a9b0  # v4.4.0
       with:

CONTRIBUTING.md

@@ -131,7 +131,7 @@ Add WeChat account `ahertzbeat` to pull you into the WeChat group.
 
 ## 🥐 Architecture
 
-![hertzBeat](home/static/img/docs/hertzbeat-arch.png)
+![hertzBeat](home/static/img/docs/hertzbeat-architecture.png)
 
 <br>
 
@@ -271,4 +271,4 @@ Add WeChat account `ahertzbeat` to pull you into the WeChat group.
 
 ### 模块
 
-![hertzBeat](home/static/img/docs/hertzbeat-arch.png)
+![hertzBeat](home/static/img/docs/hertzbeat-architecture.png)

README.md

@@ -47,7 +47,7 @@
 
 ## 🥐 Architecture
 
-![HertzBeat](home/static/img/docs/hertzbeat-arch.png)
+![HertzBeat](home/static/img/docs/hertzbeat-architecture.png)
 
 ## 🐕 Quick Start
 
@@ -136,411 +136,9 @@ Detailed steps refer to [Artifact Hub](https://artifacthub.io/packages/helm/hert
 Thanks to these wonderful people, welcome to join us:
 [Contributor Guide](CONTRIBUTING.md)
 
-<!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
-<!-- prettier-ignore-start -->
-<!-- markdownlint-disable -->
-<table>
-  <tbody>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/tomsun28"><img src="https://avatars.githubusercontent.com/u/24788200?v=4?s=100" width="100px;" alt="tomsun28"/><br /><sub><b>tomsun28</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tomsun28" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=tomsun28" title="Documentation">📖</a> <a href="#design-tomsun28" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wang1027-wqh"><img src="https://avatars.githubusercontent.com/u/71161318?v=4?s=100" width="100px;" alt="会编程的王学长"/><br /><sub><b>会编程的王学长</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wang1027-wqh" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=wang1027-wqh" title="Documentation">📖</a> <a href="#design-wang1027-wqh" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.maxkey.top/"><img src="https://avatars.githubusercontent.com/u/1563377?v=4?s=100" width="100px;" alt="MaxKey"/><br /><sub><b>MaxKey</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=shimingxy" title="Code">💻</a> <a href="#design-shimingxy" title="Design">🎨</a> <a href="#ideas-shimingxy" title="Ideas, Planning, & Feedback">🤔</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://blog.gcdd.top/"><img src="https://avatars.githubusercontent.com/u/26523525?v=4?s=100" width="100px;" alt="观沧海"/><br /><sub><b>观沧海</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gcdd1993" title="Code">💻</a> <a href="#design-gcdd1993" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Agcdd1993" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/a25017012"><img src="https://avatars.githubusercontent.com/u/32265356?v=4?s=100" width="100px;" alt="yuye"/><br /><sub><b>yuye</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=a25017012" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=a25017012" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jx10086"><img src="https://avatars.githubusercontent.com/u/5323228?v=4?s=100" width="100px;" alt="jx10086"/><br /><sub><b>jx10086</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jx10086" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ajx10086" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/winnerTimer"><img src="https://avatars.githubusercontent.com/u/76024658?v=4?s=100" width="100px;" alt="winnerTimer"/><br /><sub><b>winnerTimer</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=winnerTimer" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AwinnerTimer" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/goo-kits"><img src="https://avatars.githubusercontent.com/u/13163673?v=4?s=100" width="100px;" alt="goo-kits"/><br /><sub><b>goo-kits</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=goo-kits" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Agoo-kits" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/brave4Time"><img src="https://avatars.githubusercontent.com/u/105094014?v=4?s=100" width="100px;" alt="brave4Time"/><br /><sub><b>brave4Time</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=brave4Time" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Abrave4Time" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/walkerlee-lab"><img src="https://avatars.githubusercontent.com/u/8426753?v=4?s=100" width="100px;" alt="WalkerLee"/><br /><sub><b>WalkerLee</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=walkerlee-lab" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Awalkerlee-lab" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/fullofjoy"><img src="https://avatars.githubusercontent.com/u/30247571?v=4?s=100" width="100px;" alt="jianghang"/><br /><sub><b>jianghang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fullofjoy" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Afullofjoy" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ChineseTony"><img src="https://avatars.githubusercontent.com/u/24618786?v=4?s=100" width="100px;" alt="ChineseTony"/><br /><sub><b>ChineseTony</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ChineseTony" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AChineseTony" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wyt199905"><img src="https://avatars.githubusercontent.com/u/85098809?v=4?s=100" width="100px;" alt="wyt199905"/><br /><sub><b>wyt199905</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wyt199905" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/weifuqing"><img src="https://avatars.githubusercontent.com/u/13931013?v=4?s=100" width="100px;" alt="卫傅庆"/><br /><sub><b>卫傅庆</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=weifuqing" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Aweifuqing" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zklmcookle"><img src="https://avatars.githubusercontent.com/u/107192352?v=4?s=100" width="100px;" alt="zklmcookle"/><br /><sub><b>zklmcookle</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zklmcookle" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/DevilX5"><img src="https://avatars.githubusercontent.com/u/13269921?v=4?s=100" width="100px;" alt="DevilX5"/><br /><sub><b>DevilX5</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=DevilX5" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=DevilX5" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/djzeng"><img src="https://avatars.githubusercontent.com/u/14074864?v=4?s=100" width="100px;" alt="tea"/><br /><sub><b>tea</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=djzeng" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yangshihui"><img src="https://avatars.githubusercontent.com/u/28550208?v=4?s=100" width="100px;" alt="yangshihui"/><br /><sub><b>yangshihui</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yangshihui" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayangshihui" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/DreamGirl524"><img src="https://avatars.githubusercontent.com/u/81132838?v=4?s=100" width="100px;" alt="DreamGirl524"/><br /><sub><b>DreamGirl524</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=DreamGirl524" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=DreamGirl524" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/gzwlly"><img src="https://avatars.githubusercontent.com/u/83171907?v=4?s=100" width="100px;" alt="gzwlly"/><br /><sub><b>gzwlly</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gzwlly" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/cuipiheqiuqiu"><img src="https://avatars.githubusercontent.com/u/76642201?v=4?s=100" width="100px;" alt="cuipiheqiuqiu"/><br /><sub><b>cuipiheqiuqiu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=cuipiheqiuqiu" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=cuipiheqiuqiu" title="Tests">⚠️</a> <a href="#design-cuipiheqiuqiu" title="Design">🎨</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/oyiyou"><img src="https://avatars.githubusercontent.com/u/39228891?v=4?s=100" width="100px;" alt="lambert"/><br /><sub><b>lambert</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=oyiyou" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://mroldx.xyz/"><img src="https://avatars.githubusercontent.com/u/34847828?v=4?s=100" width="100px;" alt="mroldx"/><br /><sub><b>mroldx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mroldx" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/woshiniusange"><img src="https://avatars.githubusercontent.com/u/91513022?v=4?s=100" width="100px;" alt="woshiniusange"/><br /><sub><b>woshiniusange</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=woshiniusange" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://vampireachao.github.io/"><img src="https://avatars.githubusercontent.com/u/52746628?v=4?s=100" width="100px;" alt="VampireAchao"/><br /><sub><b>VampireAchao</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=VampireAchao" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Ceilzcx"><img src="https://avatars.githubusercontent.com/u/48920254?v=4?s=100" width="100px;" alt="zcx"/><br /><sub><b>zcx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Ceilzcx" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ACeilzcx" title="Bug reports">🐛</a> <a href="#design-Ceilzcx" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/commits?author=Ceilzcx" title="Tests">⚠️</a> <a href="#blog-Ceilzcx" title="Blogposts">📝</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/CharlieXCL"><img src="https://avatars.githubusercontent.com/u/91540487?v=4?s=100" width="100px;" alt="CharlieXCL"/><br /><sub><b>CharlieXCL</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=CharlieXCL" title="Documentation">📖</a></td>
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-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/emrys-he"><img src="https://avatars.githubusercontent.com/u/5848915?v=4?s=100" width="100px;" alt="emrys"/><br /><sub><b>emrys</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=emrys-he" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/SxLiuYu"><img src="https://avatars.githubusercontent.com/u/95198625?v=4?s=100" width="100px;" alt="SxLiuYu"/><br /><sub><b>SxLiuYu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3ASxLiuYu" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://allcontributors.org"><img src="https://avatars.githubusercontent.com/u/46410174?v=4?s=100" width="100px;" alt="All Contributors"/><br /><sub><b>All Contributors</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=all-contributors" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/gxc-myh"><img src="https://avatars.githubusercontent.com/u/85919258?v=4?s=100" width="100px;" alt="铁甲小宝"/><br /><sub><b>铁甲小宝</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gxc-myh" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=gxc-myh" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/click33"><img src="https://avatars.githubusercontent.com/u/36243476?v=4?s=100" width="100px;" alt="click33"/><br /><sub><b>click33</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=click33" title="Documentation">📖</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/TJxiaobao"><img src="https://avatars.githubusercontent.com/u/85919258?v=4?s=100" width="100px;" alt="铁甲小宝"/><br /><sub><b>铁甲小宝</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3ATJxiaobao" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=TJxiaobao" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=TJxiaobao" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=TJxiaobao" title="Tests">⚠️</a> <a href="#design-TJxiaobao" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Jack-123-power"><img src="https://avatars.githubusercontent.com/u/84333501?v=4?s=100" width="100px;" alt="Captain Jack"/><br /><sub><b>Captain Jack</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Jack-123-power" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/haibo-duan"><img src="https://avatars.githubusercontent.com/u/7974845?v=4?s=100" width="100px;" alt="haibo.duan"/><br /><sub><b>haibo.duan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=haibo-duan" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=haibo-duan" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/assassinfym"><img src="https://avatars.githubusercontent.com/u/15188754?v=4?s=100" width="100px;" alt="assassin"/><br /><sub><b>assassin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3Aassassinfym" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=assassinfym" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/luxx-lq"><img src="https://avatars.githubusercontent.com/u/58515565?v=4?s=100" width="100px;" alt="luxx"/><br /><sub><b>luxx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=luxx-lq" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://bandism.net/"><img src="https://avatars.githubusercontent.com/u/22633385?v=4?s=100" width="100px;" alt="Ikko Ashimine"/><br /><sub><b>Ikko Ashimine</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=eltociear" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zenan08"><img src="https://avatars.githubusercontent.com/u/80514991?v=4?s=100" width="100px;" alt="leizenan"/><br /><sub><b>leizenan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zenan08" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xingshuaiLi"><img src="https://avatars.githubusercontent.com/u/119487588?v=4?s=100" width="100px;" alt="xingshuaiLi"/><br /><sub><b>xingshuaiLi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xingshuaiLi" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wangke6666"><img src="https://avatars.githubusercontent.com/u/113656595?v=4?s=100" width="100px;" alt="wangke6666"/><br /><sub><b>wangke6666</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wangke6666" title="Documentation">📖</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="http://www.zanglikun.com"><img src="https://avatars.githubusercontent.com/u/61591648?v=4?s=100" width="100px;" alt="Haste"/><br /><sub><b>Haste</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zanglikun" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/SuitSmile"><img src="https://avatars.githubusercontent.com/u/38679717?v=4?s=100" width="100px;" alt="zhongshi.yi"/><br /><sub><b>zhongshi.yi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=SuitSmile" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MrAndyMing"><img src="https://avatars.githubusercontent.com/u/49541483?v=4?s=100" width="100px;" alt="MrAndyMing"/><br /><sub><b>MrAndyMing</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MrAndyMing" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://idongliming.github.io/"><img src="https://avatars.githubusercontent.com/u/31564353?v=4?s=100" width="100px;" alt="idongliming"/><br /><sub><b>idongliming</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=idongliming" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://earthjasonlin.github.io"><img src="https://avatars.githubusercontent.com/u/83632110?v=4?s=100" width="100px;" alt="Zichao Lin"/><br /><sub><b>Zichao Lin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=earthjasonlin" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=earthjasonlin" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://blog.liudonghua.com"><img src="https://avatars.githubusercontent.com/u/2276718?v=4?s=100" width="100px;" alt="liudonghua"/><br /><sub><b>liudonghua</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=liudonghua123" title="Code">💻</a> <a href="#ideas-liudonghua123" title="Ideas, Planning, & Feedback">🤔</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/orangeyts"><img src="https://avatars.githubusercontent.com/u/4250869?v=4?s=100" width="100px;" alt="Jerry"/><br /><sub><b>Jerry</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=orangeyts" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=orangeyts" title="Tests">⚠️</a> <a href="#ideas-orangeyts" title="Ideas, Planning, & Feedback">🤔</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://dynamictp.cn"><img src="https://avatars.githubusercontent.com/u/13051908?v=4?s=100" width="100px;" alt="yanhom"/><br /><sub><b>yanhom</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yanhom1314" title="Documentation">📖</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xttttv"><img src="https://avatars.githubusercontent.com/u/116323904?v=4?s=100" width="100px;" alt="xttttv"/><br /><sub><b>xttttv</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xttttv" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/NavinKumarBarnwal"><img src="https://avatars.githubusercontent.com/u/44504274?v=4?s=100" width="100px;" alt="NavinKumarBarnwal"/><br /><sub><b>NavinKumarBarnwal</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=NavinKumarBarnwal" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/898349230"><img src="https://avatars.githubusercontent.com/u/21972532?v=4?s=100" width="100px;" alt="sunxinbo"/><br /><sub><b>sunxinbo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=898349230" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=898349230" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ldzbook"><img src="https://avatars.githubusercontent.com/u/13903790?v=4?s=100" width="100px;" alt="ldzbook"/><br /><sub><b>ldzbook</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ldzbook" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Aldzbook" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/SurryChen"><img src="https://avatars.githubusercontent.com/u/91116490?v=4?s=100" width="100px;" alt="余与雨"/><br /><sub><b>余与雨</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=SurryChen" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=SurryChen" title="Tests">⚠️</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MysticalDream"><img src="https://avatars.githubusercontent.com/u/78899028?v=4?s=100" width="100px;" alt="MysticalDream"/><br /><sub><b>MysticalDream</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MysticalDream" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=MysticalDream" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhouyoulin12"><img src="https://avatars.githubusercontent.com/u/17086633?v=4?s=100" width="100px;" alt="zhouyoulin12"/><br /><sub><b>zhouyoulin12</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhouyoulin12" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhouyoulin12" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jerjjj"><img src="https://avatars.githubusercontent.com/u/93431283?v=4?s=100" width="100px;" alt="jerjjj"/><br /><sub><b>jerjjj</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jerjjj" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://wjl110.xyz/"><img src="https://avatars.githubusercontent.com/u/53851034?v=4?s=100" width="100px;" alt="wjl110"/><br /><sub><b>wjl110</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wjl110" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ngyhd"><img src="https://avatars.githubusercontent.com/u/29095207?v=4?s=100" width="100px;" alt="Sean"/><br /><sub><b>Sean</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ngyhd" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Daydreamer-ia"><img src="https://avatars.githubusercontent.com/u/83362909?v=4?s=100" width="100px;" alt="chenyiqin"/><br /><sub><b>chenyiqin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Daydreamer-ia" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Daydreamer-ia" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hudongdong129"><img src="https://avatars.githubusercontent.com/u/34374227?v=4?s=100" width="100px;" alt="hudongdong129"/><br /><sub><b>hudongdong129</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hudongdong129" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=hudongdong129" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=hudongdong129" title="Documentation">📖</a> <a href="#design-hudongdong129" title="Design">🎨</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/TherChenYang"><img src="https://avatars.githubusercontent.com/u/124348939?v=4?s=100" width="100px;" alt="TherChenYang"/><br /><sub><b>TherChenYang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=TherChenYang" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=TherChenYang" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/HattoriHenzo"><img src="https://avatars.githubusercontent.com/u/5141285?v=4?s=100" width="100px;" alt="HattoriHenzo"/><br /><sub><b>HattoriHenzo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=HattoriHenzo" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=HattoriHenzo" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ycilry"><img src="https://avatars.githubusercontent.com/u/63967101?v=4?s=100" width="100px;" alt="ycilry"/><br /><sub><b>ycilry</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ycilry" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/aoshiguchen"><img src="https://avatars.githubusercontent.com/u/10580997?v=4?s=100" width="100px;" alt="aoshiguchen"/><br /><sub><b>aoshiguchen</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=aoshiguchen" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=aoshiguchen" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/caibenxiang"><img src="https://avatars.githubusercontent.com/u/4568241?v=4?s=100" width="100px;" alt="蔡本祥"/><br /><sub><b>蔡本祥</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=caibenxiang" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.fckeverything.cn:4000/"><img src="https://avatars.githubusercontent.com/u/13827124?v=4?s=100" width="100px;" alt="浮游"/><br /><sub><b>浮游</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lifefloating" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Grass-Life"><img src="https://avatars.githubusercontent.com/u/114381513?v=4?s=100" width="100px;" alt="Grass-Life"/><br /><sub><b>Grass-Life</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Grass-Life" title="Code">💻</a></td>
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-    <tr>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/littlezhongzer"><img src="https://avatars.githubusercontent.com/u/33685289?v=4?s=100" width="100px;" alt="littlezhongzer"/><br /><sub><b>littlezhongzer</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=littlezhongzer" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ChenXiangxxxxx"><img src="https://avatars.githubusercontent.com/u/90089594?v=4?s=100" width="100px;" alt="ChenXiangxxxxx"/><br /><sub><b>ChenXiangxxxxx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ChenXiangxxxxx" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/XimfengYao"><img src="https://avatars.githubusercontent.com/u/17541537?v=4?s=100" width="100px;" alt="姚贤丰"/><br /><sub><b>姚贤丰</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=XimfengYao" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LINGLUOJUN"><img src="https://avatars.githubusercontent.com/u/16778977?v=4?s=100" width="100px;" alt="lingluojun"/><br /><sub><b>lingluojun</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LINGLUOJUN" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.luelueking.com"><img src="https://avatars.githubusercontent.com/u/93204032?v=4?s=100" width="100px;" alt="1ue"/><br /><sub><b>1ue</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=luelueking" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.jimmyqiao.top"><img src="https://avatars.githubusercontent.com/u/67301054?v=4?s=100" width="100px;" alt="qyaaaa"/><br /><sub><b>qyaaaa</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=qyaaaa" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Aqyaaaa" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://novohit.top"><img src="https://avatars.githubusercontent.com/u/101090395?v=4?s=100" width="100px;" alt="novohit"/><br /><sub><b>novohit</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=novohit" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/rbsrcy"><img src="https://avatars.githubusercontent.com/u/4798540?v=4?s=100" width="100px;" alt="zhuoshangyi"/><br /><sub><b>zhuoshangyi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=rbsrcy" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ruanliang-hualun"><img src="https://avatars.githubusercontent.com/u/65543716?v=4?s=100" width="100px;" alt="ruanliang"/><br /><sub><b>ruanliang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ruanliang-hualun" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=ruanliang-hualun" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Eden4701"><img src="https://avatars.githubusercontent.com/u/68422437?v=4?s=100" width="100px;" alt="Eden4701"/><br /><sub><b>Eden4701</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Eden4701" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Eden4701" title="Documentation">📖</a> <a href="#design-Eden4701" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/XiaTian688"><img src="https://avatars.githubusercontent.com/u/111830921?v=4?s=100" width="100px;" alt="XiaTian688"/><br /><sub><b>XiaTian688</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=XiaTian688" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/liyin"><img src="https://avatars.githubusercontent.com/u/863169?v=4?s=100" width="100px;" alt="liyinjiang"/><br /><sub><b>liyinjiang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=liyin" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jiashu1024"><img src="https://avatars.githubusercontent.com/u/67859663?v=4?s=100" width="100px;" alt="ZhangJiashu"/><br /><sub><b>ZhangJiashu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jiashu1024" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/1036664317"><img src="https://avatars.githubusercontent.com/u/7696697?v=4?s=100" width="100px;" alt="moghn"/><br /><sub><b>moghn</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=1036664317" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xiaoguolong"><img src="https://avatars.githubusercontent.com/u/33684988?v=4?s=100" width="100px;" alt="xiaoguolong"/><br /><sub><b>xiaoguolong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xiaoguolong" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Clownsw"><img src="https://avatars.githubusercontent.com/u/28394742?v=4?s=100" width="100px;" alt="Smliexx"/><br /><sub><b>Smliexx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Clownsw" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AClownsw" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Calvin979"><img src="https://avatars.githubusercontent.com/u/131688897?v=4?s=100" width="100px;" alt="Calvin"/><br /><sub><b>Calvin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Calvin979" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=Calvin979" title="Code">💻</a> <a href="#design-Calvin979" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ACalvin979" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=Calvin979" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/bbelide2"><img src="https://avatars.githubusercontent.com/u/26840796?v=4?s=100" width="100px;" alt="Bala Sukesh"/><br /><sub><b>Bala Sukesh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=bbelide2" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jinyaoMa"><img src="https://avatars.githubusercontent.com/u/25066570?v=4?s=100" width="100px;" alt="Jinyao Ma"/><br /><sub><b>Jinyao Ma</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jinyaoMa" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://linuxsuren.github.io/open-source-best-practice/"><img src="https://avatars.githubusercontent.com/u/1450685?v=4?s=100" width="100px;" alt="Rick"/><br /><sub><b>Rick</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LinuxSuRen" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=LinuxSuRen" title="Tests">⚠️</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ZY945"><img src="https://avatars.githubusercontent.com/u/74083801?v=4?s=100" width="100px;" alt="东风"/><br /><sub><b>东风</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZY945" title="Code">💻</a> <a href="#design-ZY945" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/commits?author=ZY945" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AZY945" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/prolevel1"><img src="https://avatars.githubusercontent.com/u/51995525?v=4?s=100" width="100px;" alt="sonam singh"/><br /><sub><b>sonam singh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=prolevel1" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ZhangZixuan1994"><img src="https://avatars.githubusercontent.com/u/20011653?v=4?s=100" width="100px;" alt="ZhangZixuan1994"/><br /><sub><b>ZhangZixuan1994</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZhangZixuan1994" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hurenjie1"><img src="https://avatars.githubusercontent.com/u/40120355?v=4?s=100" width="100px;" alt="SHIG"/><br /><sub><b>SHIG</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hurenjie1" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://tslj1024.github.io/"><img src="https://avatars.githubusercontent.com/u/155222677?v=4?s=100" width="100px;" alt="泰上老菌"/><br /><sub><b>泰上老菌</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tslj1024" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ldysdu"><img src="https://avatars.githubusercontent.com/u/15815338?v=4?s=100" width="100px;" alt="ldysdu"/><br /><sub><b>ldysdu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ldysdu" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/GEM0816g"><img src="https://avatars.githubusercontent.com/u/85116017?v=4?s=100" width="100px;" alt="梁同学"/><br /><sub><b>梁同学</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=GEM0816g" title="Code">💻</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/avvCode"><img src="https://avatars.githubusercontent.com/u/113538532?v=4?s=100" width="100px;" alt="avv"/><br /><sub><b>avv</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=avvCode" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yqxxgh"><img src="https://avatars.githubusercontent.com/u/42080876?v=4?s=100" width="100px;" alt="yqxxgh"/><br /><sub><b>yqxxgh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yqxxgh" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=yqxxgh" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayqxxgh" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/CharlieShi46"><img src="https://avatars.githubusercontent.com/u/149798885?v=4?s=100" width="100px;" alt="CharlieShi46"/><br /><sub><b>CharlieShi46</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=CharlieShi46" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Nctllnty"><img src="https://avatars.githubusercontent.com/u/33241818?v=4?s=100" width="100px;" alt="Nctllnty"/><br /><sub><b>Nctllnty</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Nctllnty" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Wang-Yonghao"><img src="https://avatars.githubusercontent.com/u/48146606?v=4?s=100" width="100px;" alt="Wang-Yonghao"/><br /><sub><b>Wang-Yonghao</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Wang-Yonghao" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.yuque.com/dudiao/yy"><img src="https://avatars.githubusercontent.com/u/38355949?v=4?s=100" width="100px;" alt="读钓"/><br /><sub><b>读钓</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=dudiao" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/starmilkxin"><img src="https://avatars.githubusercontent.com/u/55646681?v=4?s=100" width="100px;" alt="Xin"/><br /><sub><b>Xin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=starmilkxin" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Astarmilkxin" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/handy-git"><img src="https://avatars.githubusercontent.com/u/32837980?v=4?s=100" width="100px;" alt="handy"/><br /><sub><b>handy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=handy-git" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LiuTianyou"><img src="https://avatars.githubusercontent.com/u/30208283?v=4?s=100" width="100px;" alt="LiuTianyou"/><br /><sub><b>LiuTianyou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LiuTianyou" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=LiuTianyou" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ALiuTianyou" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=LiuTianyou" title="Tests">⚠️</a> <a href="#blog-LiuTianyou" title="Blogposts">📝</a> <a href="#design-LiuTianyou" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/WinterKi1ler"><img src="https://avatars.githubusercontent.com/u/160592092?v=4?s=100" width="100px;" alt="WinterKi1ler"/><br /><sub><b>WinterKi1ler</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=WinterKi1ler" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://sharehoo.cn/"><img src="https://avatars.githubusercontent.com/u/45377370?v=4?s=100" width="100px;" alt="miki"/><br /><sub><b>miki</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=miki-hmt" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://codeflex.substack.com/"><img src="https://avatars.githubusercontent.com/u/85513042?v=4?s=100" width="100px;" alt="Keshav Carpenter"/><br /><sub><b>Keshav Carpenter</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=alpha951" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=alpha951" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/makechoicenow"><img src="https://avatars.githubusercontent.com/u/9911918?v=4?s=100" width="100px;" alt="makechoicenow"/><br /><sub><b>makechoicenow</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=makechoicenow" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/gjjjj0101"><img src="https://avatars.githubusercontent.com/u/71874373?v=4?s=100" width="100px;" alt="Gao Jian"/><br /><sub><b>Gao Jian</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gjjjj0101" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=gjjjj0101" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=gjjjj0101" title="Documentation">📖</a> <a href="#design-gjjjj0101" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Agjjjj0101" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://jangto.tistory.com/"><img src="https://avatars.githubusercontent.com/u/37864182?v=4?s=100" width="100px;" alt="Hyeon Sung"/><br /><sub><b>Hyeon Sung</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=dukbong" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=dukbong" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://crossoverjie.top/"><img src="https://avatars.githubusercontent.com/u/15684156?v=4?s=100" width="100px;" alt="crossoverJie"/><br /><sub><b>crossoverJie</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=crossoverJie" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=crossoverJie" title="Documentation">📖</a> <a href="#blog-crossoverJie" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/commits?author=crossoverJie" title="Tests">⚠️</a> <a href="#design-crossoverJie" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/PeixyJ"><img src="https://avatars.githubusercontent.com/u/45998593?v=4?s=100" width="100px;" alt="PeixyJ"/><br /><sub><b>PeixyJ</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=PeixyJ" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Hi-Mr-Wind"><img src="https://avatars.githubusercontent.com/u/85803831?v=4?s=100" width="100px;" alt="风如歌"/><br /><sub><b>风如歌</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Hi-Mr-Wind" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MananPoojara"><img src="https://avatars.githubusercontent.com/u/104253184?v=4?s=100" width="100px;" alt="Manan Pujara"/><br /><sub><b>Manan Pujara</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MananPoojara" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xuziyang"><img src="https://avatars.githubusercontent.com/u/8465969?v=4?s=100" width="100px;" alt="xuziyang"/><br /><sub><b>xuziyang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xuziyang" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=xuziyang" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Axuziyang" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lwqzz"><img src="https://avatars.githubusercontent.com/u/62584513?v=4?s=100" width="100px;" alt="lwqzz"/><br /><sub><b>lwqzz</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lwqzz" title="Code">💻</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/YxYL6125"><img src="https://avatars.githubusercontent.com/u/91076160?v=4?s=100" width="100px;" alt="YxYL"/><br /><sub><b>YxYL</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=YxYL6125" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/tomorrowshipyltm"><img src="https://avatars.githubusercontent.com/u/61336903?v=4?s=100" width="100px;" alt="tomorrowshipyltm"/><br /><sub><b>tomorrowshipyltm</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tomorrowshipyltm" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/15613060203"><img src="https://avatars.githubusercontent.com/u/41351615?v=4?s=100" width="100px;" alt="栗磊"/><br /><sub><b>栗磊</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=15613060203" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Alanxtl"><img src="https://avatars.githubusercontent.com/u/25652981?v=4?s=100" width="100px;" alt="Alan"/><br /><sub><b>Alan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Alanxtl" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.hadoop.wiki/"><img src="https://avatars.githubusercontent.com/u/29418975?v=4?s=100" width="100px;" alt="Jast"/><br /><sub><b>Jast</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhangshenghang" title="Code">💻</a> <a href="#ideas-zhangshenghang" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhangshenghang" title="Documentation">📖</a> <a href="#blog-zhangshenghang" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Azhangshenghang" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhangshenghang" title="Tests">⚠️</a> <a href="#design-zhangshenghang" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zuobiao-zhou"><img src="https://avatars.githubusercontent.com/u/61108539?v=4?s=100" width="100px;" alt="Zhang Yuxuan"/><br /><sub><b>Zhang Yuxuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zuobiao-zhou" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=zuobiao-zhou" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Azuobiao-zhou" title="Bug reports">🐛</a> <a href="#blog-zuobiao-zhou" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/commits?author=zuobiao-zhou" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Pzz-2021"><img src="https://avatars.githubusercontent.com/u/118056735?v=4?s=100" width="100px;" alt="P.P."/><br /><sub><b>P.P.</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Pzz-2021" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LLP2333"><img src="https://avatars.githubusercontent.com/u/61670545?v=4?s=100" width="100px;" alt="llp2333"/><br /><sub><b>llp2333</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LLP2333" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Aias00"><img src="https://avatars.githubusercontent.com/u/25810623?v=4?s=100" width="100px;" alt="aias00"/><br /><sub><b>aias00</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Aias00" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Aias00" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AAias00" title="Bug reports">🐛</a> <a href="#ideas-Aias00" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/apache/hertzbeat/commits?author=Aias00" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/westboy"><img src="https://avatars.githubusercontent.com/u/6385565?v=4?s=100" width="100px;" alt="Jin"/><br /><sub><b>Jin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=westboy" title="Documentation">📖</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Yanshuming1"><img src="https://avatars.githubusercontent.com/u/118667222?v=4?s=100" width="100px;" alt="linDong"/><br /><sub><b>linDong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Yanshuming1" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Yanshuming1" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AYanshuming1" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lwjxy"><img src="https://avatars.githubusercontent.com/u/52726400?v=4?s=100" width="100px;" alt="lwjxy"/><br /><sub><b>lwjxy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lwjxy" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://thespica.github.io/"><img src="https://avatars.githubusercontent.com/u/119573640?v=4?s=100" width="100px;" alt="John"/><br /><sub><b>John</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Thespica" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Thespica" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/boatrainlsz"><img src="https://avatars.githubusercontent.com/u/18243785?v=4?s=100" width="100px;" alt="boatrainlsz"/><br /><sub><b>boatrainlsz</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=boatrainlsz" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.yitianyigexiangfa.com/"><img src="https://avatars.githubusercontent.com/u/3973419?v=4?s=100" width="100px;" alt="Bill Lau"/><br /><sub><b>Bill Lau</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=JavaProgrammerLB" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lw-yang"><img src="https://avatars.githubusercontent.com/u/23456873?v=4?s=100" width="100px;" alt="lwyang"/><br /><sub><b>lwyang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lw-yang" title="Documentation">📖</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/irenhongyan"><img src="https://avatars.githubusercontent.com/u/53438321?v=4?s=100" width="100px;" alt="哈哈哈哈哈哈哈哈哈"/><br /><sub><b>哈哈哈哈哈哈哈哈哈</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=irenhongyan" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ileonli"><img src="https://avatars.githubusercontent.com/u/45332412?v=4?s=100" width="100px;" alt="Leon Li"/><br /><sub><b>Leon Li</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ileonli" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://fnil.net/"><img src="https://avatars.githubusercontent.com/u/14142?v=4?s=100" width="100px;" alt="dennis zhuang"/><br /><sub><b>dennis zhuang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=killme2008" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/kerwin612"><img src="https://avatars.githubusercontent.com/u/3371163?v=4?s=100" width="100px;" alt="Kerwin Bryant"/><br /><sub><b>Kerwin Bryant</b></sub></a><br /><a href="#design-kerwin612" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/commits?author=kerwin612" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=kerwin612" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Akerwin612" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ShineDevelopment"><img src="https://avatars.githubusercontent.com/u/59306780?v=4?s=100" width="100px;" alt="daixianglong"/><br /><sub><b>daixianglong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ShineDevelopment" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/mchgood"><img src="https://avatars.githubusercontent.com/u/38482005?v=4?s=100" width="100px;" alt="mchgood"/><br /><sub><b>mchgood</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mchgood" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/pwallk"><img src="https://avatars.githubusercontent.com/u/69385076?v=4?s=100" width="100px;" alt="kangli"/><br /><sub><b>kangli</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=pwallk" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=pwallk" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Apwallk" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/cdphantom"><img src="https://avatars.githubusercontent.com/u/12674795?v=4?s=100" width="100px;" alt="cdphantom"/><br /><sub><b>cdphantom</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=cdphantom" title="Code">💻</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/asd108908382"><img src="https://avatars.githubusercontent.com/u/77717999?v=4?s=100" width="100px;" alt="jiawei.guo"/><br /><sub><b>jiawei.guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=asd108908382" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/QBH-insist"><img src="https://avatars.githubusercontent.com/u/39401478?v=4?s=100" width="100px;" alt="QBH-insist"/><br /><sub><b>QBH-insist</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=QBH-insist" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jiangsh-ui"><img src="https://avatars.githubusercontent.com/u/86990361?v=4?s=100" width="100px;" alt="jiangsh"/><br /><sub><b>jiangsh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jiangsh-ui" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/keaifafafa"><img src="https://avatars.githubusercontent.com/u/83876361?v=4?s=100" width="100px;" alt="Keaifa"/><br /><sub><b>Keaifa</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=keaifafafa" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Akeaifafafa" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/loong95"><img src="https://avatars.githubusercontent.com/u/16333958?v=4?s=100" width="100px;" alt="Loong"/><br /><sub><b>Loong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=loong95" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ceekay47"><img src="https://avatars.githubusercontent.com/u/104664857?v=4?s=100" width="100px;" alt="Chandrakant Vankayalapati"/><br /><sub><b>Chandrakant Vankayalapati</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ceekay47" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MRgenial"><img src="https://avatars.githubusercontent.com/u/49973336?v=4?s=100" width="100px;" alt="b_mountain"/><br /><sub><b>b_mountain</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MRgenial" title="Code">💻</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/TemirlanBasitov"><img src="https://avatars.githubusercontent.com/u/57500808?v=4?s=100" width="100px;" alt="TemirlanBasitov"/><br /><sub><b>TemirlanBasitov</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=TemirlanBasitov" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wyfvsfy"><img src="https://avatars.githubusercontent.com/u/11973517?v=4?s=100" width="100px;" alt="wyfvsfy"/><br /><sub><b>wyfvsfy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wyfvsfy" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/sherry-peng2333"><img src="https://avatars.githubusercontent.com/u/70619577?v=4?s=100" width="100px;" alt="sherry-peng2333"/><br /><sub><b>sherry-peng2333</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=sherry-peng2333" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lixiaobaivv"><img src="https://avatars.githubusercontent.com/u/39290771?v=4?s=100" width="100px;" alt="Yzzz"/><br /><sub><b>Yzzz</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lixiaobaivv" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.bckf.cn/"><img src="https://avatars.githubusercontent.com/u/13309008?v=4?s=100" width="100px;" alt="puruidong"/><br /><sub><b>puruidong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=pruidong" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/shinestare"><img src="https://avatars.githubusercontent.com/u/13570619?v=4?s=100" width="100px;" alt="shinestare"/><br /><sub><b>shinestare</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=shinestare" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/po-168"><img src="https://avatars.githubusercontent.com/u/185745593?v=4?s=100" width="100px;" alt="po-168"/><br /><sub><b>po-168</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=po-168" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/All-The-Best-for"><img src="https://avatars.githubusercontent.com/u/76414672?v=4?s=100" width="100px;" alt="wbs99"/><br /><sub><b>wbs99</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=All-The-Best-for" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/starryCoder"><img src="https://avatars.githubusercontent.com/u/46510059?v=4?s=100" width="100px;" alt="starryCoder"/><br /><sub><b>starryCoder</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=starryCoder" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hasimmollah"><img src="https://avatars.githubusercontent.com/u/32538599?v=4?s=100" width="100px;" alt="hasimmollah"/><br /><sub><b>hasimmollah</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hasimmollah" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ayu-v0"><img src="https://avatars.githubusercontent.com/u/127600988?v=4?s=100" width="100px;" alt="Ayu"/><br /><sub><b>Ayu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ayu-v0" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Rancho-7"><img src="https://avatars.githubusercontent.com/u/59016860?v=4?s=100" width="100px;" alt="Nick Guo"/><br /><sub><b>Nick Guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Rancho-7" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=Rancho-7" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ARancho-7" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/doveLin0818"><img src="https://avatars.githubusercontent.com/u/190927907?v=4?s=100" width="100px;" alt="doveLin"/><br /><sub><b>doveLin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=doveLin0818" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://zzrl.cc/"><img src="https://avatars.githubusercontent.com/u/91836599?v=4?s=100" width="100px;" alt="yunfan24"/><br /><sub><b>yunfan24</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yunfan24" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=yunfan24" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayunfan24" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=yunfan24" title="Tests">⚠️</a> <a href="#blog-yunfan24" title="Blogposts">📝</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lctking"><img src="https://avatars.githubusercontent.com/u/168249998?v=4?s=100" width="100px;" alt="nullwli"/><br /><sub><b>nullwli</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lctking" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://simonsigre.com/"><img src="https://avatars.githubusercontent.com/u/14932913?v=4?s=100" width="100px;" alt="Simon Sigré"/><br /><sub><b>Simon Sigré</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=simonsigre" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=simonsigre" title="Code">💻</a></td>
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-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hutiefang76"><img src="https://avatars.githubusercontent.com/u/137664623?v=4?s=100" width="100px;" alt="hutiefang76"/><br /><sub><b>hutiefang76</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hutiefang76" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://zylatent.com/"><img src="https://avatars.githubusercontent.com/u/250777154?v=4?s=100" width="100px;" alt="柳含知 Liu Hanzhi"/><br /><sub><b>柳含知 Liu Hanzhi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZhouYinLong-lab" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wilmerdooley"><img src="https://avatars.githubusercontent.com/u/259930736?v=4?s=100" width="100px;" alt="wilmerdooley"/><br /><sub><b>wilmerdooley</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wilmerdooley" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Zmjjeff7"><img src="https://avatars.githubusercontent.com/u/175370943?v=4?s=100" width="100px;" alt="Zhenhong Guo"/><br /><sub><b>Zhenhong Guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Zmjjeff7" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/abhyudayareddy"><img src="https://avatars.githubusercontent.com/u/54602866?v=4?s=100" width="100px;" alt="abhyudayareddy"/><br /><sub><b>abhyudayareddy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=abhyudayareddy" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/neon-hippo"><img src="https://avatars.githubusercontent.com/u/165560498?v=4?s=100" width="100px;" alt="neon-hippo"/><br /><sub><b>neon-hippo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=neon-hippo" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/P-Peaceful"><img src="https://avatars.githubusercontent.com/u/52856161?v=4?s=100" width="100px;" alt="P_Peaceful"/><br /><sub><b>P_Peaceful</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=P-Peaceful" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=P-Peaceful" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhusaidong"><img src="https://avatars.githubusercontent.com/u/3039961?v=4?s=100" width="100px;" alt="zhusaidong"/><br /><sub><b>zhusaidong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhusaidong" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhehenlu"><img src="https://avatars.githubusercontent.com/u/31504542?v=4?s=100" width="100px;" alt="zhlu"/><br /><sub><b>zhlu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhehenlu" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhehenlu" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/brettgervasoni"><img src="https://avatars.githubusercontent.com/u/34056000?v=4?s=100" width="100px;" alt="brettgervasoni"/><br /><sub><b>brettgervasoni</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=brettgervasoni" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Darshan-paul"><img src="https://avatars.githubusercontent.com/u/211450705?v=4?s=100" width="100px;" alt="Darshan-paul"/><br /><sub><b>Darshan-paul</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Darshan-paul" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/04cb"><img src="https://avatars.githubusercontent.com/u/111667698?v=4?s=100" width="100px;" alt="layla"/><br /><sub><b>layla</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=04cb" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/miantalha45"><img src="https://avatars.githubusercontent.com/u/155809113?v=4?s=100" width="100px;" alt="Talha Amjad"/><br /><sub><b>Talha Amjad</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=miantalha45" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://turanalmammadov.com/"><img src="https://avatars.githubusercontent.com/u/16321061?v=4?s=100" width="100px;" alt="Turan Almammadov"/><br /><sub><b>Turan Almammadov</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=turanalmammadov" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=turanalmammadov" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhaoyangplus"><img src="https://avatars.githubusercontent.com/u/245090302?v=4?s=100" width="100px;" alt="zhaoyangplus"/><br /><sub><b>zhaoyangplus</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhaoyangplus" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yexuanyang"><img src="https://avatars.githubusercontent.com/u/73885401?v=4?s=100" width="100px;" alt="Yang Yexuan"/><br /><sub><b>Yang Yexuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yexuanyang" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/markguo123"><img src="https://avatars.githubusercontent.com/u/155072651?v=4?s=100" width="100px;" alt="markguo123"/><br /><sub><b>markguo123</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=markguo123" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/leo-934"><img src="https://avatars.githubusercontent.com/u/55838224?v=4?s=100" width="100px;" alt="leo"/><br /><sub><b>leo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=leo-934" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=leo-934" title="Documentation">📖</a> <a href="#blog-leo-934" title="Blogposts">📝</a></td>
-    </tr>
-  </tbody>
-</table>
-
-<!-- markdownlint-restore -->
-<!-- prettier-ignore-end -->
-
-<!-- ALL-CONTRIBUTORS-LIST:END -->
+<a href="https://github.com/apache/hertzbeat/graphs/contributors">
+  <img src="https://contrib.rocks/image?repo=apache/hertzbeat&max=500&columns=18&anon=1" alt="contributors"/>
+</a>
 
 ## 💬 Join discussion
 

README_CN.md

@@ -47,7 +47,7 @@
 
 ## 🥐 模块
 
-![hertzBeat](home/static/img/docs/hertzbeat-arch.png)
+![hertzBeat](home/static/img/docs/hertzbeat-architecture.png)
 
 ## 🐕 快速开始
 
@@ -135,411 +135,9 @@
 Thanks these wonderful people, welcome to join us:
 [贡献者指南](CONTRIBUTING.md)
 
-<!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
-<!-- prettier-ignore-start -->
-<!-- markdownlint-disable -->
-<table>
-  <tbody>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/tomsun28"><img src="https://avatars.githubusercontent.com/u/24788200?v=4?s=100" width="100px;" alt="tomsun28"/><br /><sub><b>tomsun28</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tomsun28" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=tomsun28" title="Documentation">📖</a> <a href="#design-tomsun28" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wang1027-wqh"><img src="https://avatars.githubusercontent.com/u/71161318?v=4?s=100" width="100px;" alt="会编程的王学长"/><br /><sub><b>会编程的王学长</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wang1027-wqh" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=wang1027-wqh" title="Documentation">📖</a> <a href="#design-wang1027-wqh" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.maxkey.top/"><img src="https://avatars.githubusercontent.com/u/1563377?v=4?s=100" width="100px;" alt="MaxKey"/><br /><sub><b>MaxKey</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=shimingxy" title="Code">💻</a> <a href="#design-shimingxy" title="Design">🎨</a> <a href="#ideas-shimingxy" title="Ideas, Planning, & Feedback">🤔</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://blog.gcdd.top/"><img src="https://avatars.githubusercontent.com/u/26523525?v=4?s=100" width="100px;" alt="观沧海"/><br /><sub><b>观沧海</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gcdd1993" title="Code">💻</a> <a href="#design-gcdd1993" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Agcdd1993" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/a25017012"><img src="https://avatars.githubusercontent.com/u/32265356?v=4?s=100" width="100px;" alt="yuye"/><br /><sub><b>yuye</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=a25017012" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=a25017012" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jx10086"><img src="https://avatars.githubusercontent.com/u/5323228?v=4?s=100" width="100px;" alt="jx10086"/><br /><sub><b>jx10086</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jx10086" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ajx10086" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/winnerTimer"><img src="https://avatars.githubusercontent.com/u/76024658?v=4?s=100" width="100px;" alt="winnerTimer"/><br /><sub><b>winnerTimer</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=winnerTimer" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AwinnerTimer" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/goo-kits"><img src="https://avatars.githubusercontent.com/u/13163673?v=4?s=100" width="100px;" alt="goo-kits"/><br /><sub><b>goo-kits</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=goo-kits" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Agoo-kits" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/brave4Time"><img src="https://avatars.githubusercontent.com/u/105094014?v=4?s=100" width="100px;" alt="brave4Time"/><br /><sub><b>brave4Time</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=brave4Time" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Abrave4Time" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/walkerlee-lab"><img src="https://avatars.githubusercontent.com/u/8426753?v=4?s=100" width="100px;" alt="WalkerLee"/><br /><sub><b>WalkerLee</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=walkerlee-lab" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Awalkerlee-lab" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/fullofjoy"><img src="https://avatars.githubusercontent.com/u/30247571?v=4?s=100" width="100px;" alt="jianghang"/><br /><sub><b>jianghang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fullofjoy" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Afullofjoy" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ChineseTony"><img src="https://avatars.githubusercontent.com/u/24618786?v=4?s=100" width="100px;" alt="ChineseTony"/><br /><sub><b>ChineseTony</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ChineseTony" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AChineseTony" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wyt199905"><img src="https://avatars.githubusercontent.com/u/85098809?v=4?s=100" width="100px;" alt="wyt199905"/><br /><sub><b>wyt199905</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wyt199905" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/weifuqing"><img src="https://avatars.githubusercontent.com/u/13931013?v=4?s=100" width="100px;" alt="卫傅庆"/><br /><sub><b>卫傅庆</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=weifuqing" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Aweifuqing" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zklmcookle"><img src="https://avatars.githubusercontent.com/u/107192352?v=4?s=100" width="100px;" alt="zklmcookle"/><br /><sub><b>zklmcookle</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zklmcookle" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/DevilX5"><img src="https://avatars.githubusercontent.com/u/13269921?v=4?s=100" width="100px;" alt="DevilX5"/><br /><sub><b>DevilX5</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=DevilX5" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=DevilX5" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/djzeng"><img src="https://avatars.githubusercontent.com/u/14074864?v=4?s=100" width="100px;" alt="tea"/><br /><sub><b>tea</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=djzeng" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yangshihui"><img src="https://avatars.githubusercontent.com/u/28550208?v=4?s=100" width="100px;" alt="yangshihui"/><br /><sub><b>yangshihui</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yangshihui" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayangshihui" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/DreamGirl524"><img src="https://avatars.githubusercontent.com/u/81132838?v=4?s=100" width="100px;" alt="DreamGirl524"/><br /><sub><b>DreamGirl524</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=DreamGirl524" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=DreamGirl524" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/gzwlly"><img src="https://avatars.githubusercontent.com/u/83171907?v=4?s=100" width="100px;" alt="gzwlly"/><br /><sub><b>gzwlly</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gzwlly" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/cuipiheqiuqiu"><img src="https://avatars.githubusercontent.com/u/76642201?v=4?s=100" width="100px;" alt="cuipiheqiuqiu"/><br /><sub><b>cuipiheqiuqiu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=cuipiheqiuqiu" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=cuipiheqiuqiu" title="Tests">⚠️</a> <a href="#design-cuipiheqiuqiu" title="Design">🎨</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/oyiyou"><img src="https://avatars.githubusercontent.com/u/39228891?v=4?s=100" width="100px;" alt="lambert"/><br /><sub><b>lambert</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=oyiyou" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://mroldx.xyz/"><img src="https://avatars.githubusercontent.com/u/34847828?v=4?s=100" width="100px;" alt="mroldx"/><br /><sub><b>mroldx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mroldx" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/woshiniusange"><img src="https://avatars.githubusercontent.com/u/91513022?v=4?s=100" width="100px;" alt="woshiniusange"/><br /><sub><b>woshiniusange</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=woshiniusange" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://vampireachao.github.io/"><img src="https://avatars.githubusercontent.com/u/52746628?v=4?s=100" width="100px;" alt="VampireAchao"/><br /><sub><b>VampireAchao</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=VampireAchao" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Ceilzcx"><img src="https://avatars.githubusercontent.com/u/48920254?v=4?s=100" width="100px;" alt="zcx"/><br /><sub><b>zcx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Ceilzcx" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ACeilzcx" title="Bug reports">🐛</a> <a href="#design-Ceilzcx" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/commits?author=Ceilzcx" title="Tests">⚠️</a> <a href="#blog-Ceilzcx" title="Blogposts">📝</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/CharlieXCL"><img src="https://avatars.githubusercontent.com/u/91540487?v=4?s=100" width="100px;" alt="CharlieXCL"/><br /><sub><b>CharlieXCL</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=CharlieXCL" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Privauto"><img src="https://avatars.githubusercontent.com/u/36581456?v=4?s=100" width="100px;" alt="Privauto"/><br /><sub><b>Privauto</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Privauto" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Privauto" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/emrys-he"><img src="https://avatars.githubusercontent.com/u/5848915?v=4?s=100" width="100px;" alt="emrys"/><br /><sub><b>emrys</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=emrys-he" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/SxLiuYu"><img src="https://avatars.githubusercontent.com/u/95198625?v=4?s=100" width="100px;" alt="SxLiuYu"/><br /><sub><b>SxLiuYu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3ASxLiuYu" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://allcontributors.org"><img src="https://avatars.githubusercontent.com/u/46410174?v=4?s=100" width="100px;" alt="All Contributors"/><br /><sub><b>All Contributors</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=all-contributors" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/gxc-myh"><img src="https://avatars.githubusercontent.com/u/85919258?v=4?s=100" width="100px;" alt="铁甲小宝"/><br /><sub><b>铁甲小宝</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gxc-myh" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=gxc-myh" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/click33"><img src="https://avatars.githubusercontent.com/u/36243476?v=4?s=100" width="100px;" alt="click33"/><br /><sub><b>click33</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=click33" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://jpom.io/"><img src="https://avatars.githubusercontent.com/u/16408873?v=4?s=100" width="100px;" alt="蒋小小"/><br /><sub><b>蒋小小</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=bwcx-jzy" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.zhihu.com/people/kevinbauer"><img src="https://avatars.githubusercontent.com/u/28581579?v=4?s=100" width="100px;" alt="Kevin Huang"/><br /><sub><b>Kevin Huang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=kevinhuangwl" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/TJxiaobao"><img src="https://avatars.githubusercontent.com/u/85919258?v=4?s=100" width="100px;" alt="铁甲小宝"/><br /><sub><b>铁甲小宝</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3ATJxiaobao" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=TJxiaobao" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=TJxiaobao" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=TJxiaobao" title="Tests">⚠️</a> <a href="#design-TJxiaobao" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Jack-123-power"><img src="https://avatars.githubusercontent.com/u/84333501?v=4?s=100" width="100px;" alt="Captain Jack"/><br /><sub><b>Captain Jack</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Jack-123-power" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/haibo-duan"><img src="https://avatars.githubusercontent.com/u/7974845?v=4?s=100" width="100px;" alt="haibo.duan"/><br /><sub><b>haibo.duan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=haibo-duan" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=haibo-duan" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/assassinfym"><img src="https://avatars.githubusercontent.com/u/15188754?v=4?s=100" width="100px;" alt="assassin"/><br /><sub><b>assassin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3Aassassinfym" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=assassinfym" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/csyshu"><img src="https://avatars.githubusercontent.com/u/46591658?v=4?s=100" width="100px;" alt="Reverse wind"/><br /><sub><b>Reverse wind</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=csyshu" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=csyshu" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/luxx-lq"><img src="https://avatars.githubusercontent.com/u/58515565?v=4?s=100" width="100px;" alt="luxx"/><br /><sub><b>luxx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=luxx-lq" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://bandism.net/"><img src="https://avatars.githubusercontent.com/u/22633385?v=4?s=100" width="100px;" alt="Ikko Ashimine"/><br /><sub><b>Ikko Ashimine</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=eltociear" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zenan08"><img src="https://avatars.githubusercontent.com/u/80514991?v=4?s=100" width="100px;" alt="leizenan"/><br /><sub><b>leizenan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zenan08" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/BKing2020"><img src="https://avatars.githubusercontent.com/u/28869121?v=4?s=100" width="100px;" alt="BKing"/><br /><sub><b>BKing</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=BKing2020" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xingshuaiLi"><img src="https://avatars.githubusercontent.com/u/119487588?v=4?s=100" width="100px;" alt="xingshuaiLi"/><br /><sub><b>xingshuaiLi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xingshuaiLi" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wangke6666"><img src="https://avatars.githubusercontent.com/u/113656595?v=4?s=100" width="100px;" alt="wangke6666"/><br /><sub><b>wangke6666</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wangke6666" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LWBobo"><img src="https://avatars.githubusercontent.com/u/50368698?v=4?s=100" width="100px;" alt="刺猬"/><br /><sub><b>刺猬</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3ALWBobo" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=LWBobo" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.zanglikun.com"><img src="https://avatars.githubusercontent.com/u/61591648?v=4?s=100" width="100px;" alt="Haste"/><br /><sub><b>Haste</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zanglikun" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/SuitSmile"><img src="https://avatars.githubusercontent.com/u/38679717?v=4?s=100" width="100px;" alt="zhongshi.yi"/><br /><sub><b>zhongshi.yi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=SuitSmile" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MrAndyMing"><img src="https://avatars.githubusercontent.com/u/49541483?v=4?s=100" width="100px;" alt="MrAndyMing"/><br /><sub><b>MrAndyMing</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MrAndyMing" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://idongliming.github.io/"><img src="https://avatars.githubusercontent.com/u/31564353?v=4?s=100" width="100px;" alt="idongliming"/><br /><sub><b>idongliming</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=idongliming" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://earthjasonlin.github.io"><img src="https://avatars.githubusercontent.com/u/83632110?v=4?s=100" width="100px;" alt="Zichao Lin"/><br /><sub><b>Zichao Lin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=earthjasonlin" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=earthjasonlin" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://blog.liudonghua.com"><img src="https://avatars.githubusercontent.com/u/2276718?v=4?s=100" width="100px;" alt="liudonghua"/><br /><sub><b>liudonghua</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=liudonghua123" title="Code">💻</a> <a href="#ideas-liudonghua123" title="Ideas, Planning, & Feedback">🤔</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/orangeyts"><img src="https://avatars.githubusercontent.com/u/4250869?v=4?s=100" width="100px;" alt="Jerry"/><br /><sub><b>Jerry</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=orangeyts" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=orangeyts" title="Tests">⚠️</a> <a href="#ideas-orangeyts" title="Ideas, Planning, & Feedback">🤔</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://dynamictp.cn"><img src="https://avatars.githubusercontent.com/u/13051908?v=4?s=100" width="100px;" alt="yanhom"/><br /><sub><b>yanhom</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yanhom1314" title="Documentation">📖</a></td>
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-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xttttv"><img src="https://avatars.githubusercontent.com/u/116323904?v=4?s=100" width="100px;" alt="xttttv"/><br /><sub><b>xttttv</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xttttv" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/NavinKumarBarnwal"><img src="https://avatars.githubusercontent.com/u/44504274?v=4?s=100" width="100px;" alt="NavinKumarBarnwal"/><br /><sub><b>NavinKumarBarnwal</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=NavinKumarBarnwal" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/z641205699"><img src="https://avatars.githubusercontent.com/u/45276423?v=4?s=100" width="100px;" alt="Zakkary"/><br /><sub><b>Zakkary</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=z641205699" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/898349230"><img src="https://avatars.githubusercontent.com/u/21972532?v=4?s=100" width="100px;" alt="sunxinbo"/><br /><sub><b>sunxinbo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=898349230" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=898349230" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ldzbook"><img src="https://avatars.githubusercontent.com/u/13903790?v=4?s=100" width="100px;" alt="ldzbook"/><br /><sub><b>ldzbook</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ldzbook" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Aldzbook" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/SurryChen"><img src="https://avatars.githubusercontent.com/u/91116490?v=4?s=100" width="100px;" alt="余与雨"/><br /><sub><b>余与雨</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=SurryChen" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=SurryChen" title="Tests">⚠️</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MysticalDream"><img src="https://avatars.githubusercontent.com/u/78899028?v=4?s=100" width="100px;" alt="MysticalDream"/><br /><sub><b>MysticalDream</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MysticalDream" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=MysticalDream" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhouyoulin12"><img src="https://avatars.githubusercontent.com/u/17086633?v=4?s=100" width="100px;" alt="zhouyoulin12"/><br /><sub><b>zhouyoulin12</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhouyoulin12" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhouyoulin12" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jerjjj"><img src="https://avatars.githubusercontent.com/u/93431283?v=4?s=100" width="100px;" alt="jerjjj"/><br /><sub><b>jerjjj</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jerjjj" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://wjl110.xyz/"><img src="https://avatars.githubusercontent.com/u/53851034?v=4?s=100" width="100px;" alt="wjl110"/><br /><sub><b>wjl110</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wjl110" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ngyhd"><img src="https://avatars.githubusercontent.com/u/29095207?v=4?s=100" width="100px;" alt="Sean"/><br /><sub><b>Sean</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ngyhd" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Daydreamer-ia"><img src="https://avatars.githubusercontent.com/u/83362909?v=4?s=100" width="100px;" alt="chenyiqin"/><br /><sub><b>chenyiqin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Daydreamer-ia" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Daydreamer-ia" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hudongdong129"><img src="https://avatars.githubusercontent.com/u/34374227?v=4?s=100" width="100px;" alt="hudongdong129"/><br /><sub><b>hudongdong129</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hudongdong129" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=hudongdong129" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=hudongdong129" title="Documentation">📖</a> <a href="#design-hudongdong129" title="Design">🎨</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/TherChenYang"><img src="https://avatars.githubusercontent.com/u/124348939?v=4?s=100" width="100px;" alt="TherChenYang"/><br /><sub><b>TherChenYang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=TherChenYang" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=TherChenYang" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/HattoriHenzo"><img src="https://avatars.githubusercontent.com/u/5141285?v=4?s=100" width="100px;" alt="HattoriHenzo"/><br /><sub><b>HattoriHenzo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=HattoriHenzo" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=HattoriHenzo" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ycilry"><img src="https://avatars.githubusercontent.com/u/63967101?v=4?s=100" width="100px;" alt="ycilry"/><br /><sub><b>ycilry</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ycilry" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/aoshiguchen"><img src="https://avatars.githubusercontent.com/u/10580997?v=4?s=100" width="100px;" alt="aoshiguchen"/><br /><sub><b>aoshiguchen</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=aoshiguchen" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=aoshiguchen" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/caibenxiang"><img src="https://avatars.githubusercontent.com/u/4568241?v=4?s=100" width="100px;" alt="蔡本祥"/><br /><sub><b>蔡本祥</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=caibenxiang" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.fckeverything.cn:4000/"><img src="https://avatars.githubusercontent.com/u/13827124?v=4?s=100" width="100px;" alt="浮游"/><br /><sub><b>浮游</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lifefloating" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Grass-Life"><img src="https://avatars.githubusercontent.com/u/114381513?v=4?s=100" width="100px;" alt="Grass-Life"/><br /><sub><b>Grass-Life</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Grass-Life" title="Code">💻</a></td>
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-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/baiban114"><img src="https://avatars.githubusercontent.com/u/59152619?v=4?s=100" width="100px;" alt="TableRow"/><br /><sub><b>TableRow</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=baiban114" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=baiban114" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ByteIDance"><img src="https://avatars.githubusercontent.com/u/100207562?v=4?s=100" width="100px;" alt="ByteIDance"/><br /><sub><b>ByteIDance</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ByteIDance" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/mangel2002"><img src="https://avatars.githubusercontent.com/u/9348020?v=4?s=100" width="100px;" alt="Jangfe"/><br /><sub><b>Jangfe</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mangel2002" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/js110"><img src="https://avatars.githubusercontent.com/u/51191863?v=4?s=100" width="100px;" alt="js110"/><br /><sub><b>js110</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=js110" title="Code">💻</a></td>
-    </tr>
-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="http://www.banmajio.com"><img src="https://avatars.githubusercontent.com/u/53471385?v=4?s=100" width="100px;" alt="banmajio"/><br /><sub><b>banmajio</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=banmajio" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://suder.fun"><img src="https://avatars.githubusercontent.com/u/69955165?v=4?s=100" width="100px;" alt="topsuder"/><br /><sub><b>topsuder</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=topsuder" title="Code">💻</a></td>
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-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ShuningWan"><img src="https://avatars.githubusercontent.com/u/31086770?v=4?s=100" width="100px;" alt="ShuningWan"/><br /><sub><b>ShuningWan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ShuningWan" title="Documentation">📖</a></td>
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-    </tr>
-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/sunqinbo"><img src="https://avatars.githubusercontent.com/u/1428540?v=4?s=100" width="100px;" alt="sunqinbo"/><br /><sub><b>sunqinbo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=sunqinbo" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/fengruge"><img src="https://avatars.githubusercontent.com/u/85803831?v=4?s=100" width="100px;" alt="fengruge"/><br /><sub><b>fengruge</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fengruge" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/aystzh"><img src="https://avatars.githubusercontent.com/u/38125392?v=4?s=100" width="100px;" alt="zhanghuan"/><br /><sub><b>zhanghuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=aystzh" title="Code">💻</a></td>
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-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/dhruva1995"><img src="https://avatars.githubusercontent.com/u/12976351?v=4?s=100" width="100px;" alt="Dhruva Chandra"/><br /><sub><b>Dhruva Chandra</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=dhruva1995" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jx3775250"><img src="https://avatars.githubusercontent.com/u/40455946?v=4?s=100" width="100px;" alt="凌晨一点半"/><br /><sub><b>凌晨一点半</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jx3775250" title="Documentation">📖</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ChenXiangxxxxx"><img src="https://avatars.githubusercontent.com/u/90089594?v=4?s=100" width="100px;" alt="ChenXiangxxxxx"/><br /><sub><b>ChenXiangxxxxx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ChenXiangxxxxx" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/XimfengYao"><img src="https://avatars.githubusercontent.com/u/17541537?v=4?s=100" width="100px;" alt="姚贤丰"/><br /><sub><b>姚贤丰</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=XimfengYao" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LINGLUOJUN"><img src="https://avatars.githubusercontent.com/u/16778977?v=4?s=100" width="100px;" alt="lingluojun"/><br /><sub><b>lingluojun</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LINGLUOJUN" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.luelueking.com"><img src="https://avatars.githubusercontent.com/u/93204032?v=4?s=100" width="100px;" alt="1ue"/><br /><sub><b>1ue</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=luelueking" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.jimmyqiao.top"><img src="https://avatars.githubusercontent.com/u/67301054?v=4?s=100" width="100px;" alt="qyaaaa"/><br /><sub><b>qyaaaa</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=qyaaaa" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Aqyaaaa" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://novohit.top"><img src="https://avatars.githubusercontent.com/u/101090395?v=4?s=100" width="100px;" alt="novohit"/><br /><sub><b>novohit</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=novohit" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/rbsrcy"><img src="https://avatars.githubusercontent.com/u/4798540?v=4?s=100" width="100px;" alt="zhuoshangyi"/><br /><sub><b>zhuoshangyi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=rbsrcy" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ruanliang-hualun"><img src="https://avatars.githubusercontent.com/u/65543716?v=4?s=100" width="100px;" alt="ruanliang"/><br /><sub><b>ruanliang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ruanliang-hualun" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=ruanliang-hualun" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Eden4701"><img src="https://avatars.githubusercontent.com/u/68422437?v=4?s=100" width="100px;" alt="Eden4701"/><br /><sub><b>Eden4701</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Eden4701" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Eden4701" title="Documentation">📖</a> <a href="#design-Eden4701" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/XiaTian688"><img src="https://avatars.githubusercontent.com/u/111830921?v=4?s=100" width="100px;" alt="XiaTian688"/><br /><sub><b>XiaTian688</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=XiaTian688" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/liyin"><img src="https://avatars.githubusercontent.com/u/863169?v=4?s=100" width="100px;" alt="liyinjiang"/><br /><sub><b>liyinjiang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=liyin" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jiashu1024"><img src="https://avatars.githubusercontent.com/u/67859663?v=4?s=100" width="100px;" alt="ZhangJiashu"/><br /><sub><b>ZhangJiashu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jiashu1024" title="Documentation">📖</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/1036664317"><img src="https://avatars.githubusercontent.com/u/7696697?v=4?s=100" width="100px;" alt="moghn"/><br /><sub><b>moghn</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=1036664317" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xiaoguolong"><img src="https://avatars.githubusercontent.com/u/33684988?v=4?s=100" width="100px;" alt="xiaoguolong"/><br /><sub><b>xiaoguolong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xiaoguolong" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Clownsw"><img src="https://avatars.githubusercontent.com/u/28394742?v=4?s=100" width="100px;" alt="Smliexx"/><br /><sub><b>Smliexx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Clownsw" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AClownsw" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Calvin979"><img src="https://avatars.githubusercontent.com/u/131688897?v=4?s=100" width="100px;" alt="Calvin"/><br /><sub><b>Calvin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Calvin979" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=Calvin979" title="Code">💻</a> <a href="#design-Calvin979" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ACalvin979" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=Calvin979" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/bbelide2"><img src="https://avatars.githubusercontent.com/u/26840796?v=4?s=100" width="100px;" alt="Bala Sukesh"/><br /><sub><b>Bala Sukesh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=bbelide2" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jinyaoMa"><img src="https://avatars.githubusercontent.com/u/25066570?v=4?s=100" width="100px;" alt="Jinyao Ma"/><br /><sub><b>Jinyao Ma</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jinyaoMa" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://linuxsuren.github.io/open-source-best-practice/"><img src="https://avatars.githubusercontent.com/u/1450685?v=4?s=100" width="100px;" alt="Rick"/><br /><sub><b>Rick</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LinuxSuRen" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=LinuxSuRen" title="Tests">⚠️</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ZY945"><img src="https://avatars.githubusercontent.com/u/74083801?v=4?s=100" width="100px;" alt="东风"/><br /><sub><b>东风</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZY945" title="Code">💻</a> <a href="#design-ZY945" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/commits?author=ZY945" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AZY945" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/prolevel1"><img src="https://avatars.githubusercontent.com/u/51995525?v=4?s=100" width="100px;" alt="sonam singh"/><br /><sub><b>sonam singh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=prolevel1" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ZhangZixuan1994"><img src="https://avatars.githubusercontent.com/u/20011653?v=4?s=100" width="100px;" alt="ZhangZixuan1994"/><br /><sub><b>ZhangZixuan1994</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZhangZixuan1994" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hurenjie1"><img src="https://avatars.githubusercontent.com/u/40120355?v=4?s=100" width="100px;" alt="SHIG"/><br /><sub><b>SHIG</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hurenjie1" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://tslj1024.github.io/"><img src="https://avatars.githubusercontent.com/u/155222677?v=4?s=100" width="100px;" alt="泰上老菌"/><br /><sub><b>泰上老菌</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tslj1024" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ldysdu"><img src="https://avatars.githubusercontent.com/u/15815338?v=4?s=100" width="100px;" alt="ldysdu"/><br /><sub><b>ldysdu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ldysdu" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/GEM0816g"><img src="https://avatars.githubusercontent.com/u/85116017?v=4?s=100" width="100px;" alt="梁同学"/><br /><sub><b>梁同学</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=GEM0816g" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/avvCode"><img src="https://avatars.githubusercontent.com/u/113538532?v=4?s=100" width="100px;" alt="avv"/><br /><sub><b>avv</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=avvCode" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yqxxgh"><img src="https://avatars.githubusercontent.com/u/42080876?v=4?s=100" width="100px;" alt="yqxxgh"/><br /><sub><b>yqxxgh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yqxxgh" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=yqxxgh" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayqxxgh" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/CharlieShi46"><img src="https://avatars.githubusercontent.com/u/149798885?v=4?s=100" width="100px;" alt="CharlieShi46"/><br /><sub><b>CharlieShi46</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=CharlieShi46" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Nctllnty"><img src="https://avatars.githubusercontent.com/u/33241818?v=4?s=100" width="100px;" alt="Nctllnty"/><br /><sub><b>Nctllnty</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Nctllnty" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Wang-Yonghao"><img src="https://avatars.githubusercontent.com/u/48146606?v=4?s=100" width="100px;" alt="Wang-Yonghao"/><br /><sub><b>Wang-Yonghao</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Wang-Yonghao" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.yuque.com/dudiao/yy"><img src="https://avatars.githubusercontent.com/u/38355949?v=4?s=100" width="100px;" alt="读钓"/><br /><sub><b>读钓</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=dudiao" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/starmilkxin"><img src="https://avatars.githubusercontent.com/u/55646681?v=4?s=100" width="100px;" alt="Xin"/><br /><sub><b>Xin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=starmilkxin" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Astarmilkxin" title="Bug reports">🐛</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/handy-git"><img src="https://avatars.githubusercontent.com/u/32837980?v=4?s=100" width="100px;" alt="handy"/><br /><sub><b>handy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=handy-git" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LiuTianyou"><img src="https://avatars.githubusercontent.com/u/30208283?v=4?s=100" width="100px;" alt="LiuTianyou"/><br /><sub><b>LiuTianyou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LiuTianyou" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=LiuTianyou" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ALiuTianyou" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=LiuTianyou" title="Tests">⚠️</a> <a href="#blog-LiuTianyou" title="Blogposts">📝</a> <a href="#design-LiuTianyou" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/WinterKi1ler"><img src="https://avatars.githubusercontent.com/u/160592092?v=4?s=100" width="100px;" alt="WinterKi1ler"/><br /><sub><b>WinterKi1ler</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=WinterKi1ler" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://sharehoo.cn/"><img src="https://avatars.githubusercontent.com/u/45377370?v=4?s=100" width="100px;" alt="miki"/><br /><sub><b>miki</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=miki-hmt" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://codeflex.substack.com/"><img src="https://avatars.githubusercontent.com/u/85513042?v=4?s=100" width="100px;" alt="Keshav Carpenter"/><br /><sub><b>Keshav Carpenter</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=alpha951" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=alpha951" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/makechoicenow"><img src="https://avatars.githubusercontent.com/u/9911918?v=4?s=100" width="100px;" alt="makechoicenow"/><br /><sub><b>makechoicenow</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=makechoicenow" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/gjjjj0101"><img src="https://avatars.githubusercontent.com/u/71874373?v=4?s=100" width="100px;" alt="Gao Jian"/><br /><sub><b>Gao Jian</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gjjjj0101" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=gjjjj0101" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=gjjjj0101" title="Documentation">📖</a> <a href="#design-gjjjj0101" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Agjjjj0101" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://jangto.tistory.com/"><img src="https://avatars.githubusercontent.com/u/37864182?v=4?s=100" width="100px;" alt="Hyeon Sung"/><br /><sub><b>Hyeon Sung</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=dukbong" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=dukbong" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://crossoverjie.top/"><img src="https://avatars.githubusercontent.com/u/15684156?v=4?s=100" width="100px;" alt="crossoverJie"/><br /><sub><b>crossoverJie</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=crossoverJie" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=crossoverJie" title="Documentation">📖</a> <a href="#blog-crossoverJie" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/commits?author=crossoverJie" title="Tests">⚠️</a> <a href="#design-crossoverJie" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/PeixyJ"><img src="https://avatars.githubusercontent.com/u/45998593?v=4?s=100" width="100px;" alt="PeixyJ"/><br /><sub><b>PeixyJ</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=PeixyJ" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Hi-Mr-Wind"><img src="https://avatars.githubusercontent.com/u/85803831?v=4?s=100" width="100px;" alt="风如歌"/><br /><sub><b>风如歌</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Hi-Mr-Wind" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MananPoojara"><img src="https://avatars.githubusercontent.com/u/104253184?v=4?s=100" width="100px;" alt="Manan Pujara"/><br /><sub><b>Manan Pujara</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MananPoojara" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xuziyang"><img src="https://avatars.githubusercontent.com/u/8465969?v=4?s=100" width="100px;" alt="xuziyang"/><br /><sub><b>xuziyang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xuziyang" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=xuziyang" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Axuziyang" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lwqzz"><img src="https://avatars.githubusercontent.com/u/62584513?v=4?s=100" width="100px;" alt="lwqzz"/><br /><sub><b>lwqzz</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lwqzz" title="Code">💻</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/YxYL6125"><img src="https://avatars.githubusercontent.com/u/91076160?v=4?s=100" width="100px;" alt="YxYL"/><br /><sub><b>YxYL</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=YxYL6125" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/tomorrowshipyltm"><img src="https://avatars.githubusercontent.com/u/61336903?v=4?s=100" width="100px;" alt="tomorrowshipyltm"/><br /><sub><b>tomorrowshipyltm</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tomorrowshipyltm" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/15613060203"><img src="https://avatars.githubusercontent.com/u/41351615?v=4?s=100" width="100px;" alt="栗磊"/><br /><sub><b>栗磊</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=15613060203" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Alanxtl"><img src="https://avatars.githubusercontent.com/u/25652981?v=4?s=100" width="100px;" alt="Alan"/><br /><sub><b>Alan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Alanxtl" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.hadoop.wiki/"><img src="https://avatars.githubusercontent.com/u/29418975?v=4?s=100" width="100px;" alt="Jast"/><br /><sub><b>Jast</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhangshenghang" title="Code">💻</a> <a href="#ideas-zhangshenghang" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhangshenghang" title="Documentation">📖</a> <a href="#blog-zhangshenghang" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Azhangshenghang" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhangshenghang" title="Tests">⚠️</a> <a href="#design-zhangshenghang" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zuobiao-zhou"><img src="https://avatars.githubusercontent.com/u/61108539?v=4?s=100" width="100px;" alt="Zhang Yuxuan"/><br /><sub><b>Zhang Yuxuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zuobiao-zhou" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=zuobiao-zhou" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Azuobiao-zhou" title="Bug reports">🐛</a> <a href="#blog-zuobiao-zhou" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/commits?author=zuobiao-zhou" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Pzz-2021"><img src="https://avatars.githubusercontent.com/u/118056735?v=4?s=100" width="100px;" alt="P.P."/><br /><sub><b>P.P.</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Pzz-2021" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LLP2333"><img src="https://avatars.githubusercontent.com/u/61670545?v=4?s=100" width="100px;" alt="llp2333"/><br /><sub><b>llp2333</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LLP2333" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/HeartLinked"><img src="https://avatars.githubusercontent.com/u/78212101?v=4?s=100" width="100px;" alt="feiyang li"/><br /><sub><b>feiyang li</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=HeartLinked" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Aias00"><img src="https://avatars.githubusercontent.com/u/25810623?v=4?s=100" width="100px;" alt="aias00"/><br /><sub><b>aias00</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Aias00" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Aias00" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AAias00" title="Bug reports">🐛</a> <a href="#ideas-Aias00" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/apache/hertzbeat/commits?author=Aias00" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/westboy"><img src="https://avatars.githubusercontent.com/u/6385565?v=4?s=100" width="100px;" alt="Jin"/><br /><sub><b>Jin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=westboy" title="Documentation">📖</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Yanshuming1"><img src="https://avatars.githubusercontent.com/u/118667222?v=4?s=100" width="100px;" alt="linDong"/><br /><sub><b>linDong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Yanshuming1" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Yanshuming1" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AYanshuming1" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lwjxy"><img src="https://avatars.githubusercontent.com/u/52726400?v=4?s=100" width="100px;" alt="lwjxy"/><br /><sub><b>lwjxy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lwjxy" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://thespica.github.io/"><img src="https://avatars.githubusercontent.com/u/119573640?v=4?s=100" width="100px;" alt="John"/><br /><sub><b>John</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Thespica" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Thespica" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/boatrainlsz"><img src="https://avatars.githubusercontent.com/u/18243785?v=4?s=100" width="100px;" alt="boatrainlsz"/><br /><sub><b>boatrainlsz</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=boatrainlsz" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.yitianyigexiangfa.com/"><img src="https://avatars.githubusercontent.com/u/3973419?v=4?s=100" width="100px;" alt="Bill Lau"/><br /><sub><b>Bill Lau</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=JavaProgrammerLB" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lw-yang"><img src="https://avatars.githubusercontent.com/u/23456873?v=4?s=100" width="100px;" alt="lwyang"/><br /><sub><b>lwyang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lw-yang" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xfl12345"><img src="https://avatars.githubusercontent.com/u/17960863?v=4?s=100" width="100px;" alt="xfl12345"/><br /><sub><b>xfl12345</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xfl12345" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yykaue"><img src="https://avatars.githubusercontent.com/u/22905143?v=4?s=100" width="100px;" alt="Limbo"/><br /><sub><b>Limbo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yykaue" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/irenhongyan"><img src="https://avatars.githubusercontent.com/u/53438321?v=4?s=100" width="100px;" alt="哈哈哈哈哈哈哈哈哈"/><br /><sub><b>哈哈哈哈哈哈哈哈哈</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=irenhongyan" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ileonli"><img src="https://avatars.githubusercontent.com/u/45332412?v=4?s=100" width="100px;" alt="Leon Li"/><br /><sub><b>Leon Li</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ileonli" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://fnil.net/"><img src="https://avatars.githubusercontent.com/u/14142?v=4?s=100" width="100px;" alt="dennis zhuang"/><br /><sub><b>dennis zhuang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=killme2008" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/kerwin612"><img src="https://avatars.githubusercontent.com/u/3371163?v=4?s=100" width="100px;" alt="Kerwin Bryant"/><br /><sub><b>Kerwin Bryant</b></sub></a><br /><a href="#design-kerwin612" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/commits?author=kerwin612" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=kerwin612" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Akerwin612" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ShineDevelopment"><img src="https://avatars.githubusercontent.com/u/59306780?v=4?s=100" width="100px;" alt="daixianglong"/><br /><sub><b>daixianglong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ShineDevelopment" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/mchgood"><img src="https://avatars.githubusercontent.com/u/38482005?v=4?s=100" width="100px;" alt="mchgood"/><br /><sub><b>mchgood</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mchgood" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/pwallk"><img src="https://avatars.githubusercontent.com/u/69385076?v=4?s=100" width="100px;" alt="kangli"/><br /><sub><b>kangli</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=pwallk" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=pwallk" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Apwallk" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/cdphantom"><img src="https://avatars.githubusercontent.com/u/12674795?v=4?s=100" width="100px;" alt="cdphantom"/><br /><sub><b>cdphantom</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=cdphantom" title="Code">💻</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/asd108908382"><img src="https://avatars.githubusercontent.com/u/77717999?v=4?s=100" width="100px;" alt="jiawei.guo"/><br /><sub><b>jiawei.guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=asd108908382" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/QBH-insist"><img src="https://avatars.githubusercontent.com/u/39401478?v=4?s=100" width="100px;" alt="QBH-insist"/><br /><sub><b>QBH-insist</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=QBH-insist" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jiangsh-ui"><img src="https://avatars.githubusercontent.com/u/86990361?v=4?s=100" width="100px;" alt="jiangsh"/><br /><sub><b>jiangsh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jiangsh-ui" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/keaifafafa"><img src="https://avatars.githubusercontent.com/u/83876361?v=4?s=100" width="100px;" alt="Keaifa"/><br /><sub><b>Keaifa</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=keaifafafa" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Akeaifafafa" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/loong95"><img src="https://avatars.githubusercontent.com/u/16333958?v=4?s=100" width="100px;" alt="Loong"/><br /><sub><b>Loong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=loong95" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ceekay47"><img src="https://avatars.githubusercontent.com/u/104664857?v=4?s=100" width="100px;" alt="Chandrakant Vankayalapati"/><br /><sub><b>Chandrakant Vankayalapati</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ceekay47" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MRgenial"><img src="https://avatars.githubusercontent.com/u/49973336?v=4?s=100" width="100px;" alt="b_mountain"/><br /><sub><b>b_mountain</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MRgenial" title="Code">💻</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/TemirlanBasitov"><img src="https://avatars.githubusercontent.com/u/57500808?v=4?s=100" width="100px;" alt="TemirlanBasitov"/><br /><sub><b>TemirlanBasitov</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=TemirlanBasitov" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wyfvsfy"><img src="https://avatars.githubusercontent.com/u/11973517?v=4?s=100" width="100px;" alt="wyfvsfy"/><br /><sub><b>wyfvsfy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wyfvsfy" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/sherry-peng2333"><img src="https://avatars.githubusercontent.com/u/70619577?v=4?s=100" width="100px;" alt="sherry-peng2333"/><br /><sub><b>sherry-peng2333</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=sherry-peng2333" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lixiaobaivv"><img src="https://avatars.githubusercontent.com/u/39290771?v=4?s=100" width="100px;" alt="Yzzz"/><br /><sub><b>Yzzz</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lixiaobaivv" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.bckf.cn/"><img src="https://avatars.githubusercontent.com/u/13309008?v=4?s=100" width="100px;" alt="puruidong"/><br /><sub><b>puruidong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=pruidong" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/shinestare"><img src="https://avatars.githubusercontent.com/u/13570619?v=4?s=100" width="100px;" alt="shinestare"/><br /><sub><b>shinestare</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=shinestare" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/po-168"><img src="https://avatars.githubusercontent.com/u/185745593?v=4?s=100" width="100px;" alt="po-168"/><br /><sub><b>po-168</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=po-168" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/All-The-Best-for"><img src="https://avatars.githubusercontent.com/u/76414672?v=4?s=100" width="100px;" alt="wbs99"/><br /><sub><b>wbs99</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=All-The-Best-for" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/starryCoder"><img src="https://avatars.githubusercontent.com/u/46510059?v=4?s=100" width="100px;" alt="starryCoder"/><br /><sub><b>starryCoder</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=starryCoder" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hasimmollah"><img src="https://avatars.githubusercontent.com/u/32538599?v=4?s=100" width="100px;" alt="hasimmollah"/><br /><sub><b>hasimmollah</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hasimmollah" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ayu-v0"><img src="https://avatars.githubusercontent.com/u/127600988?v=4?s=100" width="100px;" alt="Ayu"/><br /><sub><b>Ayu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ayu-v0" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Rancho-7"><img src="https://avatars.githubusercontent.com/u/59016860?v=4?s=100" width="100px;" alt="Nick Guo"/><br /><sub><b>Nick Guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Rancho-7" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=Rancho-7" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ARancho-7" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/doveLin0818"><img src="https://avatars.githubusercontent.com/u/190927907?v=4?s=100" width="100px;" alt="doveLin"/><br /><sub><b>doveLin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=doveLin0818" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://zzrl.cc/"><img src="https://avatars.githubusercontent.com/u/91836599?v=4?s=100" width="100px;" alt="yunfan24"/><br /><sub><b>yunfan24</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yunfan24" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=yunfan24" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayunfan24" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=yunfan24" title="Tests">⚠️</a> <a href="#blog-yunfan24" title="Blogposts">📝</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lctking"><img src="https://avatars.githubusercontent.com/u/168249998?v=4?s=100" width="100px;" alt="nullwli"/><br /><sub><b>nullwli</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lctking" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://simonsigre.com/"><img src="https://avatars.githubusercontent.com/u/14932913?v=4?s=100" width="100px;" alt="Simon Sigré"/><br /><sub><b>Simon Sigré</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=simonsigre" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=simonsigre" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.ponfee.cn/"><img src="https://avatars.githubusercontent.com/u/46117331?v=4?s=100" width="100px;" alt="ponfee"/><br /><sub><b>ponfee</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ponfee" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hutiefang76"><img src="https://avatars.githubusercontent.com/u/137664623?v=4?s=100" width="100px;" alt="hutiefang76"/><br /><sub><b>hutiefang76</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hutiefang76" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://zylatent.com/"><img src="https://avatars.githubusercontent.com/u/250777154?v=4?s=100" width="100px;" alt="柳含知 Liu Hanzhi"/><br /><sub><b>柳含知 Liu Hanzhi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZhouYinLong-lab" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wilmerdooley"><img src="https://avatars.githubusercontent.com/u/259930736?v=4?s=100" width="100px;" alt="wilmerdooley"/><br /><sub><b>wilmerdooley</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wilmerdooley" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Zmjjeff7"><img src="https://avatars.githubusercontent.com/u/175370943?v=4?s=100" width="100px;" alt="Zhenhong Guo"/><br /><sub><b>Zhenhong Guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Zmjjeff7" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/abhyudayareddy"><img src="https://avatars.githubusercontent.com/u/54602866?v=4?s=100" width="100px;" alt="abhyudayareddy"/><br /><sub><b>abhyudayareddy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=abhyudayareddy" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/neon-hippo"><img src="https://avatars.githubusercontent.com/u/165560498?v=4?s=100" width="100px;" alt="neon-hippo"/><br /><sub><b>neon-hippo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=neon-hippo" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/P-Peaceful"><img src="https://avatars.githubusercontent.com/u/52856161?v=4?s=100" width="100px;" alt="P_Peaceful"/><br /><sub><b>P_Peaceful</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=P-Peaceful" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=P-Peaceful" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhusaidong"><img src="https://avatars.githubusercontent.com/u/3039961?v=4?s=100" width="100px;" alt="zhusaidong"/><br /><sub><b>zhusaidong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhusaidong" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhehenlu"><img src="https://avatars.githubusercontent.com/u/31504542?v=4?s=100" width="100px;" alt="zhlu"/><br /><sub><b>zhlu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhehenlu" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhehenlu" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/brettgervasoni"><img src="https://avatars.githubusercontent.com/u/34056000?v=4?s=100" width="100px;" alt="brettgervasoni"/><br /><sub><b>brettgervasoni</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=brettgervasoni" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Darshan-paul"><img src="https://avatars.githubusercontent.com/u/211450705?v=4?s=100" width="100px;" alt="Darshan-paul"/><br /><sub><b>Darshan-paul</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Darshan-paul" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/04cb"><img src="https://avatars.githubusercontent.com/u/111667698?v=4?s=100" width="100px;" alt="layla"/><br /><sub><b>layla</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=04cb" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/miantalha45"><img src="https://avatars.githubusercontent.com/u/155809113?v=4?s=100" width="100px;" alt="Talha Amjad"/><br /><sub><b>Talha Amjad</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=miantalha45" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://turanalmammadov.com/"><img src="https://avatars.githubusercontent.com/u/16321061?v=4?s=100" width="100px;" alt="Turan Almammadov"/><br /><sub><b>Turan Almammadov</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=turanalmammadov" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=turanalmammadov" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhaoyangplus"><img src="https://avatars.githubusercontent.com/u/245090302?v=4?s=100" width="100px;" alt="zhaoyangplus"/><br /><sub><b>zhaoyangplus</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhaoyangplus" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yexuanyang"><img src="https://avatars.githubusercontent.com/u/73885401?v=4?s=100" width="100px;" alt="Yang Yexuan"/><br /><sub><b>Yang Yexuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yexuanyang" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/markguo123"><img src="https://avatars.githubusercontent.com/u/155072651?v=4?s=100" width="100px;" alt="markguo123"/><br /><sub><b>markguo123</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=markguo123" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/leo-934"><img src="https://avatars.githubusercontent.com/u/55838224?v=4?s=100" width="100px;" alt="leo"/><br /><sub><b>leo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=leo-934" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=leo-934" title="Documentation">📖</a> <a href="#blog-leo-934" title="Blogposts">📝</a></td>
-    </tr>
-  </tbody>
-</table>
-
-<!-- markdownlint-restore -->
-<!-- prettier-ignore-end -->
-
-<!-- ALL-CONTRIBUTORS-LIST:END -->
+<a href="https://github.com/apache/hertzbeat/graphs/contributors">
+  <img src="https://contrib.rocks/image?repo=apache/hertzbeat&max=500&columns=18&anon=1" alt="contributors"/>
+</a>
 
 ## 💬 社区交流
 

README_JP.md

@@ -46,7 +46,7 @@
 
 ## 🥐 モジュール
 
-![hertzBeat](home/static/img/docs/hertzbeat-arch.png)
+![hertzBeat](home/static/img/docs/hertzbeat-architecture.png)
 
 ## 🐕 クイックスタート
 
@@ -138,411 +138,9 @@ Helm ChartでHertzBeatクラスタコンポーネントをKubernetesクラスタ
 Thanks these wonderful people, welcome to join us:
 [貢献ガイド](CONTRIBUTING.md)
 
-<!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
-<!-- prettier-ignore-start -->
-<!-- markdownlint-disable -->
-<table>
-  <tbody>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/tomsun28"><img src="https://avatars.githubusercontent.com/u/24788200?v=4?s=100" width="100px;" alt="tomsun28"/><br /><sub><b>tomsun28</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tomsun28" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=tomsun28" title="Documentation">📖</a> <a href="#design-tomsun28" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wang1027-wqh"><img src="https://avatars.githubusercontent.com/u/71161318?v=4?s=100" width="100px;" alt="会编程的王学长"/><br /><sub><b>会编程的王学长</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wang1027-wqh" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=wang1027-wqh" title="Documentation">📖</a> <a href="#design-wang1027-wqh" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.maxkey.top/"><img src="https://avatars.githubusercontent.com/u/1563377?v=4?s=100" width="100px;" alt="MaxKey"/><br /><sub><b>MaxKey</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=shimingxy" title="Code">💻</a> <a href="#design-shimingxy" title="Design">🎨</a> <a href="#ideas-shimingxy" title="Ideas, Planning, & Feedback">🤔</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://blog.gcdd.top/"><img src="https://avatars.githubusercontent.com/u/26523525?v=4?s=100" width="100px;" alt="观沧海"/><br /><sub><b>观沧海</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gcdd1993" title="Code">💻</a> <a href="#design-gcdd1993" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Agcdd1993" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/a25017012"><img src="https://avatars.githubusercontent.com/u/32265356?v=4?s=100" width="100px;" alt="yuye"/><br /><sub><b>yuye</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=a25017012" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=a25017012" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jx10086"><img src="https://avatars.githubusercontent.com/u/5323228?v=4?s=100" width="100px;" alt="jx10086"/><br /><sub><b>jx10086</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jx10086" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ajx10086" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/winnerTimer"><img src="https://avatars.githubusercontent.com/u/76024658?v=4?s=100" width="100px;" alt="winnerTimer"/><br /><sub><b>winnerTimer</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=winnerTimer" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AwinnerTimer" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/goo-kits"><img src="https://avatars.githubusercontent.com/u/13163673?v=4?s=100" width="100px;" alt="goo-kits"/><br /><sub><b>goo-kits</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=goo-kits" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Agoo-kits" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/brave4Time"><img src="https://avatars.githubusercontent.com/u/105094014?v=4?s=100" width="100px;" alt="brave4Time"/><br /><sub><b>brave4Time</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=brave4Time" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Abrave4Time" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/walkerlee-lab"><img src="https://avatars.githubusercontent.com/u/8426753?v=4?s=100" width="100px;" alt="WalkerLee"/><br /><sub><b>WalkerLee</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=walkerlee-lab" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Awalkerlee-lab" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/fullofjoy"><img src="https://avatars.githubusercontent.com/u/30247571?v=4?s=100" width="100px;" alt="jianghang"/><br /><sub><b>jianghang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fullofjoy" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Afullofjoy" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ChineseTony"><img src="https://avatars.githubusercontent.com/u/24618786?v=4?s=100" width="100px;" alt="ChineseTony"/><br /><sub><b>ChineseTony</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ChineseTony" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AChineseTony" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wyt199905"><img src="https://avatars.githubusercontent.com/u/85098809?v=4?s=100" width="100px;" alt="wyt199905"/><br /><sub><b>wyt199905</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wyt199905" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/weifuqing"><img src="https://avatars.githubusercontent.com/u/13931013?v=4?s=100" width="100px;" alt="卫傅庆"/><br /><sub><b>卫傅庆</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=weifuqing" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Aweifuqing" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zklmcookle"><img src="https://avatars.githubusercontent.com/u/107192352?v=4?s=100" width="100px;" alt="zklmcookle"/><br /><sub><b>zklmcookle</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zklmcookle" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/DevilX5"><img src="https://avatars.githubusercontent.com/u/13269921?v=4?s=100" width="100px;" alt="DevilX5"/><br /><sub><b>DevilX5</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=DevilX5" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=DevilX5" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/djzeng"><img src="https://avatars.githubusercontent.com/u/14074864?v=4?s=100" width="100px;" alt="tea"/><br /><sub><b>tea</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=djzeng" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yangshihui"><img src="https://avatars.githubusercontent.com/u/28550208?v=4?s=100" width="100px;" alt="yangshihui"/><br /><sub><b>yangshihui</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yangshihui" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayangshihui" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/DreamGirl524"><img src="https://avatars.githubusercontent.com/u/81132838?v=4?s=100" width="100px;" alt="DreamGirl524"/><br /><sub><b>DreamGirl524</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=DreamGirl524" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=DreamGirl524" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/gzwlly"><img src="https://avatars.githubusercontent.com/u/83171907?v=4?s=100" width="100px;" alt="gzwlly"/><br /><sub><b>gzwlly</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gzwlly" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/cuipiheqiuqiu"><img src="https://avatars.githubusercontent.com/u/76642201?v=4?s=100" width="100px;" alt="cuipiheqiuqiu"/><br /><sub><b>cuipiheqiuqiu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=cuipiheqiuqiu" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=cuipiheqiuqiu" title="Tests">⚠️</a> <a href="#design-cuipiheqiuqiu" title="Design">🎨</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/oyiyou"><img src="https://avatars.githubusercontent.com/u/39228891?v=4?s=100" width="100px;" alt="lambert"/><br /><sub><b>lambert</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=oyiyou" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://mroldx.xyz/"><img src="https://avatars.githubusercontent.com/u/34847828?v=4?s=100" width="100px;" alt="mroldx"/><br /><sub><b>mroldx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mroldx" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/woshiniusange"><img src="https://avatars.githubusercontent.com/u/91513022?v=4?s=100" width="100px;" alt="woshiniusange"/><br /><sub><b>woshiniusange</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=woshiniusange" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://vampireachao.github.io/"><img src="https://avatars.githubusercontent.com/u/52746628?v=4?s=100" width="100px;" alt="VampireAchao"/><br /><sub><b>VampireAchao</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=VampireAchao" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Ceilzcx"><img src="https://avatars.githubusercontent.com/u/48920254?v=4?s=100" width="100px;" alt="zcx"/><br /><sub><b>zcx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Ceilzcx" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ACeilzcx" title="Bug reports">🐛</a> <a href="#design-Ceilzcx" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/commits?author=Ceilzcx" title="Tests">⚠️</a> <a href="#blog-Ceilzcx" title="Blogposts">📝</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/CharlieXCL"><img src="https://avatars.githubusercontent.com/u/91540487?v=4?s=100" width="100px;" alt="CharlieXCL"/><br /><sub><b>CharlieXCL</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=CharlieXCL" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Privauto"><img src="https://avatars.githubusercontent.com/u/36581456?v=4?s=100" width="100px;" alt="Privauto"/><br /><sub><b>Privauto</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Privauto" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Privauto" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/emrys-he"><img src="https://avatars.githubusercontent.com/u/5848915?v=4?s=100" width="100px;" alt="emrys"/><br /><sub><b>emrys</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=emrys-he" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/SxLiuYu"><img src="https://avatars.githubusercontent.com/u/95198625?v=4?s=100" width="100px;" alt="SxLiuYu"/><br /><sub><b>SxLiuYu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3ASxLiuYu" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://allcontributors.org"><img src="https://avatars.githubusercontent.com/u/46410174?v=4?s=100" width="100px;" alt="All Contributors"/><br /><sub><b>All Contributors</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=all-contributors" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/gxc-myh"><img src="https://avatars.githubusercontent.com/u/85919258?v=4?s=100" width="100px;" alt="铁甲小宝"/><br /><sub><b>铁甲小宝</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gxc-myh" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=gxc-myh" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/click33"><img src="https://avatars.githubusercontent.com/u/36243476?v=4?s=100" width="100px;" alt="click33"/><br /><sub><b>click33</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=click33" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://jpom.io/"><img src="https://avatars.githubusercontent.com/u/16408873?v=4?s=100" width="100px;" alt="蒋小小"/><br /><sub><b>蒋小小</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=bwcx-jzy" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.zhihu.com/people/kevinbauer"><img src="https://avatars.githubusercontent.com/u/28581579?v=4?s=100" width="100px;" alt="Kevin Huang"/><br /><sub><b>Kevin Huang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=kevinhuangwl" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/TJxiaobao"><img src="https://avatars.githubusercontent.com/u/85919258?v=4?s=100" width="100px;" alt="铁甲小宝"/><br /><sub><b>铁甲小宝</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3ATJxiaobao" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=TJxiaobao" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=TJxiaobao" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=TJxiaobao" title="Tests">⚠️</a> <a href="#design-TJxiaobao" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Jack-123-power"><img src="https://avatars.githubusercontent.com/u/84333501?v=4?s=100" width="100px;" alt="Captain Jack"/><br /><sub><b>Captain Jack</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Jack-123-power" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/haibo-duan"><img src="https://avatars.githubusercontent.com/u/7974845?v=4?s=100" width="100px;" alt="haibo.duan"/><br /><sub><b>haibo.duan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=haibo-duan" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=haibo-duan" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/assassinfym"><img src="https://avatars.githubusercontent.com/u/15188754?v=4?s=100" width="100px;" alt="assassin"/><br /><sub><b>assassin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3Aassassinfym" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=assassinfym" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/csyshu"><img src="https://avatars.githubusercontent.com/u/46591658?v=4?s=100" width="100px;" alt="Reverse wind"/><br /><sub><b>Reverse wind</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=csyshu" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=csyshu" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/luxx-lq"><img src="https://avatars.githubusercontent.com/u/58515565?v=4?s=100" width="100px;" alt="luxx"/><br /><sub><b>luxx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=luxx-lq" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://bandism.net/"><img src="https://avatars.githubusercontent.com/u/22633385?v=4?s=100" width="100px;" alt="Ikko Ashimine"/><br /><sub><b>Ikko Ashimine</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=eltociear" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zenan08"><img src="https://avatars.githubusercontent.com/u/80514991?v=4?s=100" width="100px;" alt="leizenan"/><br /><sub><b>leizenan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zenan08" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/BKing2020"><img src="https://avatars.githubusercontent.com/u/28869121?v=4?s=100" width="100px;" alt="BKing"/><br /><sub><b>BKing</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=BKing2020" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xingshuaiLi"><img src="https://avatars.githubusercontent.com/u/119487588?v=4?s=100" width="100px;" alt="xingshuaiLi"/><br /><sub><b>xingshuaiLi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xingshuaiLi" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wangke6666"><img src="https://avatars.githubusercontent.com/u/113656595?v=4?s=100" width="100px;" alt="wangke6666"/><br /><sub><b>wangke6666</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wangke6666" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LWBobo"><img src="https://avatars.githubusercontent.com/u/50368698?v=4?s=100" width="100px;" alt="刺猬"/><br /><sub><b>刺猬</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3ALWBobo" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=LWBobo" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.zanglikun.com"><img src="https://avatars.githubusercontent.com/u/61591648?v=4?s=100" width="100px;" alt="Haste"/><br /><sub><b>Haste</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zanglikun" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/SuitSmile"><img src="https://avatars.githubusercontent.com/u/38679717?v=4?s=100" width="100px;" alt="zhongshi.yi"/><br /><sub><b>zhongshi.yi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=SuitSmile" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MrAndyMing"><img src="https://avatars.githubusercontent.com/u/49541483?v=4?s=100" width="100px;" alt="MrAndyMing"/><br /><sub><b>MrAndyMing</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MrAndyMing" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://idongliming.github.io/"><img src="https://avatars.githubusercontent.com/u/31564353?v=4?s=100" width="100px;" alt="idongliming"/><br /><sub><b>idongliming</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=idongliming" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://earthjasonlin.github.io"><img src="https://avatars.githubusercontent.com/u/83632110?v=4?s=100" width="100px;" alt="Zichao Lin"/><br /><sub><b>Zichao Lin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=earthjasonlin" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=earthjasonlin" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://blog.liudonghua.com"><img src="https://avatars.githubusercontent.com/u/2276718?v=4?s=100" width="100px;" alt="liudonghua"/><br /><sub><b>liudonghua</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=liudonghua123" title="Code">💻</a> <a href="#ideas-liudonghua123" title="Ideas, Planning, & Feedback">🤔</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/orangeyts"><img src="https://avatars.githubusercontent.com/u/4250869?v=4?s=100" width="100px;" alt="Jerry"/><br /><sub><b>Jerry</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=orangeyts" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=orangeyts" title="Tests">⚠️</a> <a href="#ideas-orangeyts" title="Ideas, Planning, & Feedback">🤔</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://dynamictp.cn"><img src="https://avatars.githubusercontent.com/u/13051908?v=4?s=100" width="100px;" alt="yanhom"/><br /><sub><b>yanhom</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yanhom1314" title="Documentation">📖</a></td>
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-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xttttv"><img src="https://avatars.githubusercontent.com/u/116323904?v=4?s=100" width="100px;" alt="xttttv"/><br /><sub><b>xttttv</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xttttv" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/NavinKumarBarnwal"><img src="https://avatars.githubusercontent.com/u/44504274?v=4?s=100" width="100px;" alt="NavinKumarBarnwal"/><br /><sub><b>NavinKumarBarnwal</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=NavinKumarBarnwal" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/z641205699"><img src="https://avatars.githubusercontent.com/u/45276423?v=4?s=100" width="100px;" alt="Zakkary"/><br /><sub><b>Zakkary</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=z641205699" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/898349230"><img src="https://avatars.githubusercontent.com/u/21972532?v=4?s=100" width="100px;" alt="sunxinbo"/><br /><sub><b>sunxinbo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=898349230" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=898349230" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ldzbook"><img src="https://avatars.githubusercontent.com/u/13903790?v=4?s=100" width="100px;" alt="ldzbook"/><br /><sub><b>ldzbook</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ldzbook" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Aldzbook" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/SurryChen"><img src="https://avatars.githubusercontent.com/u/91116490?v=4?s=100" width="100px;" alt="余与雨"/><br /><sub><b>余与雨</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=SurryChen" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=SurryChen" title="Tests">⚠️</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MysticalDream"><img src="https://avatars.githubusercontent.com/u/78899028?v=4?s=100" width="100px;" alt="MysticalDream"/><br /><sub><b>MysticalDream</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MysticalDream" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=MysticalDream" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhouyoulin12"><img src="https://avatars.githubusercontent.com/u/17086633?v=4?s=100" width="100px;" alt="zhouyoulin12"/><br /><sub><b>zhouyoulin12</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhouyoulin12" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhouyoulin12" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jerjjj"><img src="https://avatars.githubusercontent.com/u/93431283?v=4?s=100" width="100px;" alt="jerjjj"/><br /><sub><b>jerjjj</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jerjjj" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://wjl110.xyz/"><img src="https://avatars.githubusercontent.com/u/53851034?v=4?s=100" width="100px;" alt="wjl110"/><br /><sub><b>wjl110</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wjl110" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ngyhd"><img src="https://avatars.githubusercontent.com/u/29095207?v=4?s=100" width="100px;" alt="Sean"/><br /><sub><b>Sean</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ngyhd" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Daydreamer-ia"><img src="https://avatars.githubusercontent.com/u/83362909?v=4?s=100" width="100px;" alt="chenyiqin"/><br /><sub><b>chenyiqin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Daydreamer-ia" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Daydreamer-ia" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hudongdong129"><img src="https://avatars.githubusercontent.com/u/34374227?v=4?s=100" width="100px;" alt="hudongdong129"/><br /><sub><b>hudongdong129</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hudongdong129" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=hudongdong129" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=hudongdong129" title="Documentation">📖</a> <a href="#design-hudongdong129" title="Design">🎨</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/TherChenYang"><img src="https://avatars.githubusercontent.com/u/124348939?v=4?s=100" width="100px;" alt="TherChenYang"/><br /><sub><b>TherChenYang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=TherChenYang" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=TherChenYang" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/HattoriHenzo"><img src="https://avatars.githubusercontent.com/u/5141285?v=4?s=100" width="100px;" alt="HattoriHenzo"/><br /><sub><b>HattoriHenzo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=HattoriHenzo" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=HattoriHenzo" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ycilry"><img src="https://avatars.githubusercontent.com/u/63967101?v=4?s=100" width="100px;" alt="ycilry"/><br /><sub><b>ycilry</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ycilry" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/aoshiguchen"><img src="https://avatars.githubusercontent.com/u/10580997?v=4?s=100" width="100px;" alt="aoshiguchen"/><br /><sub><b>aoshiguchen</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=aoshiguchen" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=aoshiguchen" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/caibenxiang"><img src="https://avatars.githubusercontent.com/u/4568241?v=4?s=100" width="100px;" alt="蔡本祥"/><br /><sub><b>蔡本祥</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=caibenxiang" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.fckeverything.cn:4000/"><img src="https://avatars.githubusercontent.com/u/13827124?v=4?s=100" width="100px;" alt="浮游"/><br /><sub><b>浮游</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lifefloating" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Grass-Life"><img src="https://avatars.githubusercontent.com/u/114381513?v=4?s=100" width="100px;" alt="Grass-Life"/><br /><sub><b>Grass-Life</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Grass-Life" title="Code">💻</a></td>
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-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/baiban114"><img src="https://avatars.githubusercontent.com/u/59152619?v=4?s=100" width="100px;" alt="TableRow"/><br /><sub><b>TableRow</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=baiban114" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=baiban114" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ByteIDance"><img src="https://avatars.githubusercontent.com/u/100207562?v=4?s=100" width="100px;" alt="ByteIDance"/><br /><sub><b>ByteIDance</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ByteIDance" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/mangel2002"><img src="https://avatars.githubusercontent.com/u/9348020?v=4?s=100" width="100px;" alt="Jangfe"/><br /><sub><b>Jangfe</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mangel2002" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/js110"><img src="https://avatars.githubusercontent.com/u/51191863?v=4?s=100" width="100px;" alt="js110"/><br /><sub><b>js110</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=js110" title="Code">💻</a></td>
-    </tr>
-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="http://www.banmajio.com"><img src="https://avatars.githubusercontent.com/u/53471385?v=4?s=100" width="100px;" alt="banmajio"/><br /><sub><b>banmajio</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=banmajio" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://suder.fun"><img src="https://avatars.githubusercontent.com/u/69955165?v=4?s=100" width="100px;" alt="topsuder"/><br /><sub><b>topsuder</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=topsuder" title="Code">💻</a></td>
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-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ShuningWan"><img src="https://avatars.githubusercontent.com/u/31086770?v=4?s=100" width="100px;" alt="ShuningWan"/><br /><sub><b>ShuningWan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ShuningWan" title="Documentation">📖</a></td>
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-    </tr>
-    <tr>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/sunqinbo"><img src="https://avatars.githubusercontent.com/u/1428540?v=4?s=100" width="100px;" alt="sunqinbo"/><br /><sub><b>sunqinbo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=sunqinbo" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/fengruge"><img src="https://avatars.githubusercontent.com/u/85803831?v=4?s=100" width="100px;" alt="fengruge"/><br /><sub><b>fengruge</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fengruge" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/aystzh"><img src="https://avatars.githubusercontent.com/u/38125392?v=4?s=100" width="100px;" alt="zhanghuan"/><br /><sub><b>zhanghuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=aystzh" title="Code">💻</a></td>
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-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/dhruva1995"><img src="https://avatars.githubusercontent.com/u/12976351?v=4?s=100" width="100px;" alt="Dhruva Chandra"/><br /><sub><b>Dhruva Chandra</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=dhruva1995" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jx3775250"><img src="https://avatars.githubusercontent.com/u/40455946?v=4?s=100" width="100px;" alt="凌晨一点半"/><br /><sub><b>凌晨一点半</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jx3775250" title="Documentation">📖</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ChenXiangxxxxx"><img src="https://avatars.githubusercontent.com/u/90089594?v=4?s=100" width="100px;" alt="ChenXiangxxxxx"/><br /><sub><b>ChenXiangxxxxx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ChenXiangxxxxx" title="Code">💻</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/XimfengYao"><img src="https://avatars.githubusercontent.com/u/17541537?v=4?s=100" width="100px;" alt="姚贤丰"/><br /><sub><b>姚贤丰</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=XimfengYao" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LINGLUOJUN"><img src="https://avatars.githubusercontent.com/u/16778977?v=4?s=100" width="100px;" alt="lingluojun"/><br /><sub><b>lingluojun</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LINGLUOJUN" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.luelueking.com"><img src="https://avatars.githubusercontent.com/u/93204032?v=4?s=100" width="100px;" alt="1ue"/><br /><sub><b>1ue</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=luelueking" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.jimmyqiao.top"><img src="https://avatars.githubusercontent.com/u/67301054?v=4?s=100" width="100px;" alt="qyaaaa"/><br /><sub><b>qyaaaa</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=qyaaaa" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Aqyaaaa" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://novohit.top"><img src="https://avatars.githubusercontent.com/u/101090395?v=4?s=100" width="100px;" alt="novohit"/><br /><sub><b>novohit</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=novohit" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/rbsrcy"><img src="https://avatars.githubusercontent.com/u/4798540?v=4?s=100" width="100px;" alt="zhuoshangyi"/><br /><sub><b>zhuoshangyi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=rbsrcy" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ruanliang-hualun"><img src="https://avatars.githubusercontent.com/u/65543716?v=4?s=100" width="100px;" alt="ruanliang"/><br /><sub><b>ruanliang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ruanliang-hualun" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=ruanliang-hualun" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Eden4701"><img src="https://avatars.githubusercontent.com/u/68422437?v=4?s=100" width="100px;" alt="Eden4701"/><br /><sub><b>Eden4701</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Eden4701" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Eden4701" title="Documentation">📖</a> <a href="#design-Eden4701" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/XiaTian688"><img src="https://avatars.githubusercontent.com/u/111830921?v=4?s=100" width="100px;" alt="XiaTian688"/><br /><sub><b>XiaTian688</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=XiaTian688" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/liyin"><img src="https://avatars.githubusercontent.com/u/863169?v=4?s=100" width="100px;" alt="liyinjiang"/><br /><sub><b>liyinjiang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=liyin" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jiashu1024"><img src="https://avatars.githubusercontent.com/u/67859663?v=4?s=100" width="100px;" alt="ZhangJiashu"/><br /><sub><b>ZhangJiashu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jiashu1024" title="Documentation">📖</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/1036664317"><img src="https://avatars.githubusercontent.com/u/7696697?v=4?s=100" width="100px;" alt="moghn"/><br /><sub><b>moghn</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=1036664317" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xiaoguolong"><img src="https://avatars.githubusercontent.com/u/33684988?v=4?s=100" width="100px;" alt="xiaoguolong"/><br /><sub><b>xiaoguolong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xiaoguolong" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Clownsw"><img src="https://avatars.githubusercontent.com/u/28394742?v=4?s=100" width="100px;" alt="Smliexx"/><br /><sub><b>Smliexx</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Clownsw" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AClownsw" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Calvin979"><img src="https://avatars.githubusercontent.com/u/131688897?v=4?s=100" width="100px;" alt="Calvin"/><br /><sub><b>Calvin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Calvin979" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=Calvin979" title="Code">💻</a> <a href="#design-Calvin979" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ACalvin979" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=Calvin979" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/bbelide2"><img src="https://avatars.githubusercontent.com/u/26840796?v=4?s=100" width="100px;" alt="Bala Sukesh"/><br /><sub><b>Bala Sukesh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=bbelide2" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jinyaoMa"><img src="https://avatars.githubusercontent.com/u/25066570?v=4?s=100" width="100px;" alt="Jinyao Ma"/><br /><sub><b>Jinyao Ma</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jinyaoMa" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://linuxsuren.github.io/open-source-best-practice/"><img src="https://avatars.githubusercontent.com/u/1450685?v=4?s=100" width="100px;" alt="Rick"/><br /><sub><b>Rick</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LinuxSuRen" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=LinuxSuRen" title="Tests">⚠️</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ZY945"><img src="https://avatars.githubusercontent.com/u/74083801?v=4?s=100" width="100px;" alt="东风"/><br /><sub><b>东风</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZY945" title="Code">💻</a> <a href="#design-ZY945" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/commits?author=ZY945" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AZY945" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/prolevel1"><img src="https://avatars.githubusercontent.com/u/51995525?v=4?s=100" width="100px;" alt="sonam singh"/><br /><sub><b>sonam singh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=prolevel1" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ZhangZixuan1994"><img src="https://avatars.githubusercontent.com/u/20011653?v=4?s=100" width="100px;" alt="ZhangZixuan1994"/><br /><sub><b>ZhangZixuan1994</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZhangZixuan1994" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hurenjie1"><img src="https://avatars.githubusercontent.com/u/40120355?v=4?s=100" width="100px;" alt="SHIG"/><br /><sub><b>SHIG</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hurenjie1" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://tslj1024.github.io/"><img src="https://avatars.githubusercontent.com/u/155222677?v=4?s=100" width="100px;" alt="泰上老菌"/><br /><sub><b>泰上老菌</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tslj1024" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ldysdu"><img src="https://avatars.githubusercontent.com/u/15815338?v=4?s=100" width="100px;" alt="ldysdu"/><br /><sub><b>ldysdu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ldysdu" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/GEM0816g"><img src="https://avatars.githubusercontent.com/u/85116017?v=4?s=100" width="100px;" alt="梁同学"/><br /><sub><b>梁同学</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=GEM0816g" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/avvCode"><img src="https://avatars.githubusercontent.com/u/113538532?v=4?s=100" width="100px;" alt="avv"/><br /><sub><b>avv</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=avvCode" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yqxxgh"><img src="https://avatars.githubusercontent.com/u/42080876?v=4?s=100" width="100px;" alt="yqxxgh"/><br /><sub><b>yqxxgh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yqxxgh" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=yqxxgh" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayqxxgh" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/CharlieShi46"><img src="https://avatars.githubusercontent.com/u/149798885?v=4?s=100" width="100px;" alt="CharlieShi46"/><br /><sub><b>CharlieShi46</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=CharlieShi46" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Nctllnty"><img src="https://avatars.githubusercontent.com/u/33241818?v=4?s=100" width="100px;" alt="Nctllnty"/><br /><sub><b>Nctllnty</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Nctllnty" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Wang-Yonghao"><img src="https://avatars.githubusercontent.com/u/48146606?v=4?s=100" width="100px;" alt="Wang-Yonghao"/><br /><sub><b>Wang-Yonghao</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Wang-Yonghao" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.yuque.com/dudiao/yy"><img src="https://avatars.githubusercontent.com/u/38355949?v=4?s=100" width="100px;" alt="读钓"/><br /><sub><b>读钓</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=dudiao" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/starmilkxin"><img src="https://avatars.githubusercontent.com/u/55646681?v=4?s=100" width="100px;" alt="Xin"/><br /><sub><b>Xin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=starmilkxin" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Astarmilkxin" title="Bug reports">🐛</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/handy-git"><img src="https://avatars.githubusercontent.com/u/32837980?v=4?s=100" width="100px;" alt="handy"/><br /><sub><b>handy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=handy-git" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LiuTianyou"><img src="https://avatars.githubusercontent.com/u/30208283?v=4?s=100" width="100px;" alt="LiuTianyou"/><br /><sub><b>LiuTianyou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LiuTianyou" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=LiuTianyou" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ALiuTianyou" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=LiuTianyou" title="Tests">⚠️</a> <a href="#blog-LiuTianyou" title="Blogposts">📝</a> <a href="#design-LiuTianyou" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/WinterKi1ler"><img src="https://avatars.githubusercontent.com/u/160592092?v=4?s=100" width="100px;" alt="WinterKi1ler"/><br /><sub><b>WinterKi1ler</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=WinterKi1ler" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://sharehoo.cn/"><img src="https://avatars.githubusercontent.com/u/45377370?v=4?s=100" width="100px;" alt="miki"/><br /><sub><b>miki</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=miki-hmt" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://codeflex.substack.com/"><img src="https://avatars.githubusercontent.com/u/85513042?v=4?s=100" width="100px;" alt="Keshav Carpenter"/><br /><sub><b>Keshav Carpenter</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=alpha951" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=alpha951" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/makechoicenow"><img src="https://avatars.githubusercontent.com/u/9911918?v=4?s=100" width="100px;" alt="makechoicenow"/><br /><sub><b>makechoicenow</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=makechoicenow" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/gjjjj0101"><img src="https://avatars.githubusercontent.com/u/71874373?v=4?s=100" width="100px;" alt="Gao Jian"/><br /><sub><b>Gao Jian</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=gjjjj0101" title="Tests">⚠️</a> <a href="https://github.com/apache/hertzbeat/commits?author=gjjjj0101" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=gjjjj0101" title="Documentation">📖</a> <a href="#design-gjjjj0101" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Agjjjj0101" title="Bug reports">🐛</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://jangto.tistory.com/"><img src="https://avatars.githubusercontent.com/u/37864182?v=4?s=100" width="100px;" alt="Hyeon Sung"/><br /><sub><b>Hyeon Sung</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=dukbong" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=dukbong" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://crossoverjie.top/"><img src="https://avatars.githubusercontent.com/u/15684156?v=4?s=100" width="100px;" alt="crossoverJie"/><br /><sub><b>crossoverJie</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=crossoverJie" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=crossoverJie" title="Documentation">📖</a> <a href="#blog-crossoverJie" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/commits?author=crossoverJie" title="Tests">⚠️</a> <a href="#design-crossoverJie" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/PeixyJ"><img src="https://avatars.githubusercontent.com/u/45998593?v=4?s=100" width="100px;" alt="PeixyJ"/><br /><sub><b>PeixyJ</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=PeixyJ" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Hi-Mr-Wind"><img src="https://avatars.githubusercontent.com/u/85803831?v=4?s=100" width="100px;" alt="风如歌"/><br /><sub><b>风如歌</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Hi-Mr-Wind" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MananPoojara"><img src="https://avatars.githubusercontent.com/u/104253184?v=4?s=100" width="100px;" alt="Manan Pujara"/><br /><sub><b>Manan Pujara</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MananPoojara" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xuziyang"><img src="https://avatars.githubusercontent.com/u/8465969?v=4?s=100" width="100px;" alt="xuziyang"/><br /><sub><b>xuziyang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xuziyang" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=xuziyang" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Axuziyang" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lwqzz"><img src="https://avatars.githubusercontent.com/u/62584513?v=4?s=100" width="100px;" alt="lwqzz"/><br /><sub><b>lwqzz</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lwqzz" title="Code">💻</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/YxYL6125"><img src="https://avatars.githubusercontent.com/u/91076160?v=4?s=100" width="100px;" alt="YxYL"/><br /><sub><b>YxYL</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=YxYL6125" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/tomorrowshipyltm"><img src="https://avatars.githubusercontent.com/u/61336903?v=4?s=100" width="100px;" alt="tomorrowshipyltm"/><br /><sub><b>tomorrowshipyltm</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tomorrowshipyltm" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/15613060203"><img src="https://avatars.githubusercontent.com/u/41351615?v=4?s=100" width="100px;" alt="栗磊"/><br /><sub><b>栗磊</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=15613060203" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Alanxtl"><img src="https://avatars.githubusercontent.com/u/25652981?v=4?s=100" width="100px;" alt="Alan"/><br /><sub><b>Alan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Alanxtl" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.hadoop.wiki/"><img src="https://avatars.githubusercontent.com/u/29418975?v=4?s=100" width="100px;" alt="Jast"/><br /><sub><b>Jast</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhangshenghang" title="Code">💻</a> <a href="#ideas-zhangshenghang" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhangshenghang" title="Documentation">📖</a> <a href="#blog-zhangshenghang" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Azhangshenghang" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhangshenghang" title="Tests">⚠️</a> <a href="#design-zhangshenghang" title="Design">🎨</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zuobiao-zhou"><img src="https://avatars.githubusercontent.com/u/61108539?v=4?s=100" width="100px;" alt="Zhang Yuxuan"/><br /><sub><b>Zhang Yuxuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zuobiao-zhou" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=zuobiao-zhou" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Azuobiao-zhou" title="Bug reports">🐛</a> <a href="#blog-zuobiao-zhou" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/commits?author=zuobiao-zhou" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Pzz-2021"><img src="https://avatars.githubusercontent.com/u/118056735?v=4?s=100" width="100px;" alt="P.P."/><br /><sub><b>P.P.</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Pzz-2021" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LLP2333"><img src="https://avatars.githubusercontent.com/u/61670545?v=4?s=100" width="100px;" alt="llp2333"/><br /><sub><b>llp2333</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=LLP2333" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/HeartLinked"><img src="https://avatars.githubusercontent.com/u/78212101?v=4?s=100" width="100px;" alt="feiyang li"/><br /><sub><b>feiyang li</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=HeartLinked" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Aias00"><img src="https://avatars.githubusercontent.com/u/25810623?v=4?s=100" width="100px;" alt="aias00"/><br /><sub><b>aias00</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Aias00" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Aias00" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AAias00" title="Bug reports">🐛</a> <a href="#ideas-Aias00" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/apache/hertzbeat/commits?author=Aias00" title="Tests">⚠️</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/westboy"><img src="https://avatars.githubusercontent.com/u/6385565?v=4?s=100" width="100px;" alt="Jin"/><br /><sub><b>Jin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=westboy" title="Documentation">📖</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Yanshuming1"><img src="https://avatars.githubusercontent.com/u/118667222?v=4?s=100" width="100px;" alt="linDong"/><br /><sub><b>linDong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Yanshuming1" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Yanshuming1" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AYanshuming1" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lwjxy"><img src="https://avatars.githubusercontent.com/u/52726400?v=4?s=100" width="100px;" alt="lwjxy"/><br /><sub><b>lwjxy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lwjxy" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://thespica.github.io/"><img src="https://avatars.githubusercontent.com/u/119573640?v=4?s=100" width="100px;" alt="John"/><br /><sub><b>John</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Thespica" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=Thespica" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/boatrainlsz"><img src="https://avatars.githubusercontent.com/u/18243785?v=4?s=100" width="100px;" alt="boatrainlsz"/><br /><sub><b>boatrainlsz</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=boatrainlsz" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://www.yitianyigexiangfa.com/"><img src="https://avatars.githubusercontent.com/u/3973419?v=4?s=100" width="100px;" alt="Bill Lau"/><br /><sub><b>Bill Lau</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=JavaProgrammerLB" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lw-yang"><img src="https://avatars.githubusercontent.com/u/23456873?v=4?s=100" width="100px;" alt="lwyang"/><br /><sub><b>lwyang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lw-yang" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/xfl12345"><img src="https://avatars.githubusercontent.com/u/17960863?v=4?s=100" width="100px;" alt="xfl12345"/><br /><sub><b>xfl12345</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xfl12345" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yykaue"><img src="https://avatars.githubusercontent.com/u/22905143?v=4?s=100" width="100px;" alt="Limbo"/><br /><sub><b>Limbo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yykaue" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/irenhongyan"><img src="https://avatars.githubusercontent.com/u/53438321?v=4?s=100" width="100px;" alt="哈哈哈哈哈哈哈哈哈"/><br /><sub><b>哈哈哈哈哈哈哈哈哈</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=irenhongyan" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ileonli"><img src="https://avatars.githubusercontent.com/u/45332412?v=4?s=100" width="100px;" alt="Leon Li"/><br /><sub><b>Leon Li</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ileonli" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://fnil.net/"><img src="https://avatars.githubusercontent.com/u/14142?v=4?s=100" width="100px;" alt="dennis zhuang"/><br /><sub><b>dennis zhuang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=killme2008" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/kerwin612"><img src="https://avatars.githubusercontent.com/u/3371163?v=4?s=100" width="100px;" alt="Kerwin Bryant"/><br /><sub><b>Kerwin Bryant</b></sub></a><br /><a href="#design-kerwin612" title="Design">🎨</a> <a href="https://github.com/apache/hertzbeat/commits?author=kerwin612" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=kerwin612" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Akerwin612" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ShineDevelopment"><img src="https://avatars.githubusercontent.com/u/59306780?v=4?s=100" width="100px;" alt="daixianglong"/><br /><sub><b>daixianglong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ShineDevelopment" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/mchgood"><img src="https://avatars.githubusercontent.com/u/38482005?v=4?s=100" width="100px;" alt="mchgood"/><br /><sub><b>mchgood</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mchgood" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/pwallk"><img src="https://avatars.githubusercontent.com/u/69385076?v=4?s=100" width="100px;" alt="kangli"/><br /><sub><b>kangli</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=pwallk" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=pwallk" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Apwallk" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/cdphantom"><img src="https://avatars.githubusercontent.com/u/12674795?v=4?s=100" width="100px;" alt="cdphantom"/><br /><sub><b>cdphantom</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=cdphantom" title="Code">💻</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/asd108908382"><img src="https://avatars.githubusercontent.com/u/77717999?v=4?s=100" width="100px;" alt="jiawei.guo"/><br /><sub><b>jiawei.guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=asd108908382" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/QBH-insist"><img src="https://avatars.githubusercontent.com/u/39401478?v=4?s=100" width="100px;" alt="QBH-insist"/><br /><sub><b>QBH-insist</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=QBH-insist" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/jiangsh-ui"><img src="https://avatars.githubusercontent.com/u/86990361?v=4?s=100" width="100px;" alt="jiangsh"/><br /><sub><b>jiangsh</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jiangsh-ui" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/keaifafafa"><img src="https://avatars.githubusercontent.com/u/83876361?v=4?s=100" width="100px;" alt="Keaifa"/><br /><sub><b>Keaifa</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=keaifafafa" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Akeaifafafa" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/loong95"><img src="https://avatars.githubusercontent.com/u/16333958?v=4?s=100" width="100px;" alt="Loong"/><br /><sub><b>Loong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=loong95" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ceekay47"><img src="https://avatars.githubusercontent.com/u/104664857?v=4?s=100" width="100px;" alt="Chandrakant Vankayalapati"/><br /><sub><b>Chandrakant Vankayalapati</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ceekay47" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/MRgenial"><img src="https://avatars.githubusercontent.com/u/49973336?v=4?s=100" width="100px;" alt="b_mountain"/><br /><sub><b>b_mountain</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MRgenial" title="Code">💻</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/TemirlanBasitov"><img src="https://avatars.githubusercontent.com/u/57500808?v=4?s=100" width="100px;" alt="TemirlanBasitov"/><br /><sub><b>TemirlanBasitov</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=TemirlanBasitov" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wyfvsfy"><img src="https://avatars.githubusercontent.com/u/11973517?v=4?s=100" width="100px;" alt="wyfvsfy"/><br /><sub><b>wyfvsfy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wyfvsfy" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/sherry-peng2333"><img src="https://avatars.githubusercontent.com/u/70619577?v=4?s=100" width="100px;" alt="sherry-peng2333"/><br /><sub><b>sherry-peng2333</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=sherry-peng2333" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lixiaobaivv"><img src="https://avatars.githubusercontent.com/u/39290771?v=4?s=100" width="100px;" alt="Yzzz"/><br /><sub><b>Yzzz</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lixiaobaivv" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.bckf.cn/"><img src="https://avatars.githubusercontent.com/u/13309008?v=4?s=100" width="100px;" alt="puruidong"/><br /><sub><b>puruidong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=pruidong" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/shinestare"><img src="https://avatars.githubusercontent.com/u/13570619?v=4?s=100" width="100px;" alt="shinestare"/><br /><sub><b>shinestare</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=shinestare" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/po-168"><img src="https://avatars.githubusercontent.com/u/185745593?v=4?s=100" width="100px;" alt="po-168"/><br /><sub><b>po-168</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=po-168" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/All-The-Best-for"><img src="https://avatars.githubusercontent.com/u/76414672?v=4?s=100" width="100px;" alt="wbs99"/><br /><sub><b>wbs99</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=All-The-Best-for" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/starryCoder"><img src="https://avatars.githubusercontent.com/u/46510059?v=4?s=100" width="100px;" alt="starryCoder"/><br /><sub><b>starryCoder</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=starryCoder" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hasimmollah"><img src="https://avatars.githubusercontent.com/u/32538599?v=4?s=100" width="100px;" alt="hasimmollah"/><br /><sub><b>hasimmollah</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hasimmollah" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ayu-v0"><img src="https://avatars.githubusercontent.com/u/127600988?v=4?s=100" width="100px;" alt="Ayu"/><br /><sub><b>Ayu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ayu-v0" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Rancho-7"><img src="https://avatars.githubusercontent.com/u/59016860?v=4?s=100" width="100px;" alt="Nick Guo"/><br /><sub><b>Nick Guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Rancho-7" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=Rancho-7" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ARancho-7" title="Bug reports">🐛</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/doveLin0818"><img src="https://avatars.githubusercontent.com/u/190927907?v=4?s=100" width="100px;" alt="doveLin"/><br /><sub><b>doveLin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=doveLin0818" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://zzrl.cc/"><img src="https://avatars.githubusercontent.com/u/91836599?v=4?s=100" width="100px;" alt="yunfan24"/><br /><sub><b>yunfan24</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yunfan24" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=yunfan24" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayunfan24" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=yunfan24" title="Tests">⚠️</a> <a href="#blog-yunfan24" title="Blogposts">📝</a></td>
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-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/lctking"><img src="https://avatars.githubusercontent.com/u/168249998?v=4?s=100" width="100px;" alt="nullwli"/><br /><sub><b>nullwli</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lctking" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://simonsigre.com/"><img src="https://avatars.githubusercontent.com/u/14932913?v=4?s=100" width="100px;" alt="Simon Sigré"/><br /><sub><b>Simon Sigré</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=simonsigre" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=simonsigre" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://www.ponfee.cn/"><img src="https://avatars.githubusercontent.com/u/46117331?v=4?s=100" width="100px;" alt="ponfee"/><br /><sub><b>ponfee</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ponfee" title="Code">💻</a></td>
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-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/hutiefang76"><img src="https://avatars.githubusercontent.com/u/137664623?v=4?s=100" width="100px;" alt="hutiefang76"/><br /><sub><b>hutiefang76</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hutiefang76" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://zylatent.com/"><img src="https://avatars.githubusercontent.com/u/250777154?v=4?s=100" width="100px;" alt="柳含知 Liu Hanzhi"/><br /><sub><b>柳含知 Liu Hanzhi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZhouYinLong-lab" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/wilmerdooley"><img src="https://avatars.githubusercontent.com/u/259930736?v=4?s=100" width="100px;" alt="wilmerdooley"/><br /><sub><b>wilmerdooley</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wilmerdooley" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Zmjjeff7"><img src="https://avatars.githubusercontent.com/u/175370943?v=4?s=100" width="100px;" alt="Zhenhong Guo"/><br /><sub><b>Zhenhong Guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Zmjjeff7" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/abhyudayareddy"><img src="https://avatars.githubusercontent.com/u/54602866?v=4?s=100" width="100px;" alt="abhyudayareddy"/><br /><sub><b>abhyudayareddy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=abhyudayareddy" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/neon-hippo"><img src="https://avatars.githubusercontent.com/u/165560498?v=4?s=100" width="100px;" alt="neon-hippo"/><br /><sub><b>neon-hippo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=neon-hippo" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/P-Peaceful"><img src="https://avatars.githubusercontent.com/u/52856161?v=4?s=100" width="100px;" alt="P_Peaceful"/><br /><sub><b>P_Peaceful</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=P-Peaceful" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=P-Peaceful" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhusaidong"><img src="https://avatars.githubusercontent.com/u/3039961?v=4?s=100" width="100px;" alt="zhusaidong"/><br /><sub><b>zhusaidong</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhusaidong" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhehenlu"><img src="https://avatars.githubusercontent.com/u/31504542?v=4?s=100" width="100px;" alt="zhlu"/><br /><sub><b>zhlu</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhehenlu" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=zhehenlu" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/brettgervasoni"><img src="https://avatars.githubusercontent.com/u/34056000?v=4?s=100" width="100px;" alt="brettgervasoni"/><br /><sub><b>brettgervasoni</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=brettgervasoni" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Darshan-paul"><img src="https://avatars.githubusercontent.com/u/211450705?v=4?s=100" width="100px;" alt="Darshan-paul"/><br /><sub><b>Darshan-paul</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Darshan-paul" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/04cb"><img src="https://avatars.githubusercontent.com/u/111667698?v=4?s=100" width="100px;" alt="layla"/><br /><sub><b>layla</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=04cb" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/miantalha45"><img src="https://avatars.githubusercontent.com/u/155809113?v=4?s=100" width="100px;" alt="Talha Amjad"/><br /><sub><b>Talha Amjad</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=miantalha45" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://turanalmammadov.com/"><img src="https://avatars.githubusercontent.com/u/16321061?v=4?s=100" width="100px;" alt="Turan Almammadov"/><br /><sub><b>Turan Almammadov</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=turanalmammadov" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=turanalmammadov" title="Documentation">📖</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/zhaoyangplus"><img src="https://avatars.githubusercontent.com/u/245090302?v=4?s=100" width="100px;" alt="zhaoyangplus"/><br /><sub><b>zhaoyangplus</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zhaoyangplus" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/yexuanyang"><img src="https://avatars.githubusercontent.com/u/73885401?v=4?s=100" width="100px;" alt="Yang Yexuan"/><br /><sub><b>Yang Yexuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yexuanyang" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/markguo123"><img src="https://avatars.githubusercontent.com/u/155072651?v=4?s=100" width="100px;" alt="markguo123"/><br /><sub><b>markguo123</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=markguo123" title="Documentation">📖</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/leo-934"><img src="https://avatars.githubusercontent.com/u/55838224?v=4?s=100" width="100px;" alt="leo"/><br /><sub><b>leo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=leo-934" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=leo-934" title="Documentation">📖</a> <a href="#blog-leo-934" title="Blogposts">📝</a></td>
-    </tr>
-  </tbody>
-</table>
-
-<!-- markdownlint-restore -->
-<!-- prettier-ignore-end -->
-
-<!-- ALL-CONTRIBUTORS-LIST:END -->
+<a href="https://github.com/apache/hertzbeat/graphs/contributors">
+  <img src="https://contrib.rocks/image?repo=apache/hertzbeat&max=500&columns=18&anon=1" alt="contributors"/>
+</a>
 
 ## 💬 コミュニティ交流
 

hertzbeat-ai/src/main/java/org/apache/hertzbeat/ai/dao/ChatConversationDao.java

@@ -17,6 +17,8 @@
 
 package org.apache.hertzbeat.ai.dao;
 
+import java.util.List;
+import java.util.Optional;
 import org.apache.hertzbeat.common.entity.ai.ChatConversation;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
@@ -26,4 +28,8 @@ import org.springframework.stereotype.Repository;
  */
 @Repository
 public interface ChatConversationDao extends JpaRepository<ChatConversation, Long> {
+
+    Optional<ChatConversation> findByIdAndCreator(Long id, String creator);
+
+    List<ChatConversation> findAllByCreatorOrderByIdDesc(String creator);
 }

hertzbeat-ai/src/main/java/org/apache/hertzbeat/ai/dao/SopScheduleDao.java

@@ -19,6 +19,7 @@ package org.apache.hertzbeat.ai.dao;
 
 import java.time.LocalDateTime;
 import java.util.List;
+import java.util.Optional;
 import org.apache.hertzbeat.common.entity.ai.SopSchedule;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
@@ -37,14 +38,23 @@ public interface SopScheduleDao extends JpaRepository<SopSchedule, Long>, JpaSpe
      * @param conversationId The conversation ID
      * @return List of schedules
      */
-    List<SopSchedule> findByConversationId(Long conversationId);
+    List<SopSchedule> findByConversationIdAndCreator(Long conversationId, String creator);
+
+    /**
+     * Find a schedule only when it belongs to the supplied creator.
+     * @param id schedule identity
+     * @param creator authenticated creator
+     * @return matching schedule
+     */
+    Optional<SopSchedule> findByIdAndCreator(Long id, String creator);
 
     /**
      * Find all enabled schedules that are due for execution.
      * @param currentTime The current time to compare against
      * @return List of due schedules
      */
-    @Query("SELECT s FROM SopSchedule s WHERE s.enabled = true AND s.nextRunTime <= :currentTime")
+    @Query("SELECT s FROM SopSchedule s "
+            + "WHERE s.enabled = true AND s.creator IS NOT NULL AND s.nextRunTime <= :currentTime")
     List<SopSchedule> findDueSchedules(@Param("currentTime") LocalDateTime currentTime);
 
     /**

hertzbeat-ai/src/main/java/org/apache/hertzbeat/ai/schedule/SopScheduleExecutor.java

@@ -21,6 +21,7 @@ import java.time.LocalDateTime;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.hertzbeat.ai.dao.ChatMessageDao;
 import org.apache.hertzbeat.ai.service.SopScheduleService;
@@ -98,6 +99,12 @@ public class SopScheduleExecutor {
      * Execute a single scheduled SOP and push result to conversation.
      */
     private void executeSchedule(SopSchedule schedule) {
+        schedule = sopScheduleService.getScheduleForExecution(schedule.getId());
+        if (schedule == null) {
+            return;
+        }
+        String executionCreator = schedule.getCreator();
+        Long executionConversationId = schedule.getConversationId();
         log.info("Executing scheduled SOP {} for conversation {}", 
                 schedule.getSopName(), schedule.getConversationId());
         
@@ -122,7 +129,13 @@ public class SopScheduleExecutor {
             
             // Execute SOP
             SopResult result = sopEngine.executeSync(definition, params);
-            
+
+            SopSchedule deliverySchedule = sopScheduleService.getScheduleForExecution(schedule.getId());
+            if (!hasSameExecutionTarget(deliverySchedule, executionCreator, executionConversationId)) {
+                log.warn("Schedule {} lost its execution owner before result delivery", schedule.getId());
+                return;
+            }
+
             // Create push message
             String messageContent = formatPushMessage(schedule, result);
             
@@ -131,6 +144,7 @@ public class SopScheduleExecutor {
                     .conversationId(schedule.getConversationId())
                     .role(ROLE_SYSTEM_PUSH)
                     .content(messageContent)
+                    .creator(schedule.getCreator())
                     .build();
             
             chatMessageDao.save(pushMessage);
@@ -141,7 +155,13 @@ public class SopScheduleExecutor {
         } catch (Exception e) {
             log.error("Failed to execute scheduled SOP {} for conversation {}", 
                     schedule.getSopName(), schedule.getConversationId(), e);
-            
+
+            SopSchedule deliverySchedule = sopScheduleService.getScheduleForExecution(schedule.getId());
+            if (!hasSameExecutionTarget(deliverySchedule, executionCreator, executionConversationId)) {
+                log.warn("Schedule {} lost its execution owner before error delivery", schedule.getId());
+                return;
+            }
+
             // Still save an error message
             String errorContent = SopMessageUtil.getMessage("schedule.push.error.prefix") + " " + schedule.getSopName() 
                     + "\n\n" + SopMessageUtil.getMessage("schedule.push.error.label") + " " + e.getMessage();
@@ -149,6 +169,7 @@ public class SopScheduleExecutor {
                     .conversationId(schedule.getConversationId())
                     .role(ROLE_SYSTEM_PUSH)
                     .content(errorContent)
+                    .creator(schedule.getCreator())
                     .build();
             chatMessageDao.save(errorMessage);
             
@@ -158,6 +179,12 @@ public class SopScheduleExecutor {
         }
     }
 
+    private boolean hasSameExecutionTarget(SopSchedule schedule, String creator, Long conversationId) {
+        return schedule != null
+                && Objects.equals(creator, schedule.getCreator())
+                && Objects.equals(conversationId, schedule.getConversationId());
+    }
+
     /**
      * Format the push message content with SOP result.
      */

hertzbeat-ai/src/main/java/org/apache/hertzbeat/ai/service/SopScheduleService.java

@@ -73,6 +73,15 @@ public interface SopScheduleService {
      */
     List<SopSchedule> getDueSchedules();
 
+    /**
+     * Re-read a schedule for background execution and verify that its persisted
+     * creator still owns the target conversation. This method does not depend
+     * on a request-thread subject.
+     * @param id schedule ID
+     * @return validated schedule, or {@code null} when it must not execute
+     */
+    SopSchedule getScheduleForExecution(Long id);
+
     /**
      * Update the execution times after a schedule runs.
      * @param id The schedule ID

hertzbeat-ai/src/main/java/org/apache/hertzbeat/ai/service/impl/ConversationServiceImpl.java

@@ -33,7 +33,6 @@ import org.apache.hertzbeat.common.entity.ai.ChatConversation;
 import org.apache.hertzbeat.common.entity.ai.ChatMessage;
 import org.apache.hertzbeat.common.util.AesUtil;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.data.domain.Sort;
 import org.springframework.http.codec.ServerSentEvent;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -66,6 +65,10 @@ public class ConversationServiceImpl implements ConversationService {
 
     @Override
     public Flux<ServerSentEvent<ChatResponseChunk>> streamChat(String message, Long conversationId) {
+        String creator = requireCurrentUserId();
+        ChatConversation conversation = conversationId == null
+            ? null
+            : requireOwnedConversation(conversationId, creator);
 
         // Check if provider is properly configured
         if (!chatClientProviderService.isConfigured()) {
@@ -78,15 +81,12 @@ public class ConversationServiceImpl implements ConversationService {
                 .build());
         }
 
-        ChatConversation conversation;
-        if (conversationId == null) {
+        if (conversation == null) {
             // The API contract makes conversationId optional, so create a conversation for the first message.
             conversation = new ChatConversation();
             conversation.setTitle(buildConversationTitle(message));
+            conversation.setCreator(creator);
             conversation = conversationDao.save(conversation);
-        } else {
-            conversation = conversationDao.findById(conversationId)
-                .orElseThrow(() -> new IllegalArgumentException("Conversation not found: " + conversationId));
         }
         Long currentConversationId = conversation.getId();
         log.info("Starting streaming conversation: {}", currentConversationId);
@@ -170,6 +170,7 @@ public class ConversationServiceImpl implements ConversationService {
     public ChatConversation createConversation() {
         ChatConversation conversation = new ChatConversation();
         conversation.setTitle("conversation-" + UUID.randomUUID().toString().substring(0, 4));
+        conversation.setCreator(requireCurrentUserId());
         return conversationDao.save(conversation);
     }
 
@@ -182,17 +183,16 @@ public class ConversationServiceImpl implements ConversationService {
         if (conversationId == null) {
             return null;
         }
-        ChatConversation conversation = conversationDao.findById(conversationId).orElse(null);
-        if (conversation != null) {
-            List<ChatMessage> messages = messageDao.findByConversationIdOrderByGmtCreateAsc(conversationId);
-            conversation.setMessages(messages);
-        }
+        ChatConversation conversation = requireOwnedConversation(conversationId, requireCurrentUserId());
+        List<ChatMessage> messages = messageDao.findByConversationIdOrderByGmtCreateAsc(conversationId);
+        conversation.setMessages(messages);
         return conversation;
     }
 
     @Override
     public List<ChatConversation> getAllConversations() {
-        List<ChatConversation> conversations = conversationDao.findAll(Sort.by(Sort.Direction.DESC, "id"));
+        List<ChatConversation> conversations =
+            conversationDao.findAllByCreatorOrderByIdDesc(requireCurrentUserId());
         if (conversations.isEmpty()) {
             return conversations;
         }
@@ -213,6 +213,7 @@ public class ConversationServiceImpl implements ConversationService {
     @Override
     @Transactional(rollbackFor = Exception.class)
     public void deleteConversation(Long conversationId) {
+        requireOwnedConversation(conversationId, requireCurrentUserId());
         // Delete associated schedules first to prevent tasks from writing orphaned messages.
         sopScheduleDao.deleteByConversationId(conversationId);
         List<ChatMessage> messages = messageDao.findByConversationIdOrderByGmtCreateAsc(conversationId);
@@ -224,7 +225,8 @@ public class ConversationServiceImpl implements ConversationService {
 
     @Override
     public Boolean saveSecurityData(SecurityData securityData) {
-        Optional<ChatConversation> chatConversation = conversationDao.findById(securityData.getConversationId());
+        Optional<ChatConversation> chatConversation = conversationDao.findByIdAndCreator(
+            securityData.getConversationId(), requireCurrentUserId());
         if (chatConversation.isPresent()) {
             ChatConversation conversation = chatConversation.get();
             conversation.setSecurityData(AesUtil.aesEncode(securityData.getSecurityData()));
@@ -234,4 +236,17 @@ public class ConversationServiceImpl implements ConversationService {
         return false;
     }
 
+    private String requireCurrentUserId() {
+        SubjectSum subject = SurenessContextHolder.getBindSubject();
+        if (subject == null || subject.getPrincipal() == null) {
+            throw new IllegalStateException("No authenticated user");
+        }
+        return String.valueOf(subject.getPrincipal());
+    }
+
+    private ChatConversation requireOwnedConversation(Long conversationId, String creator) {
+        return conversationDao.findByIdAndCreator(conversationId, creator)
+            .orElseThrow(() -> new IllegalArgumentException("Conversation not found: " + conversationId));
+    }
+
 }

hertzbeat-ai/src/main/java/org/apache/hertzbeat/ai/service/impl/SopScheduleServiceImpl.java

@@ -17,11 +17,16 @@
 
 package org.apache.hertzbeat.ai.service.impl;
 
+import com.usthe.sureness.subject.SubjectSum;
+import com.usthe.sureness.util.SurenessContextHolder;
 import java.time.LocalDateTime;
 import java.util.List;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.hertzbeat.ai.dao.ChatConversationDao;
 import org.apache.hertzbeat.ai.dao.SopScheduleDao;
 import org.apache.hertzbeat.ai.service.SopScheduleService;
+import org.apache.hertzbeat.common.entity.ai.ChatConversation;
 import org.apache.hertzbeat.common.entity.ai.SopSchedule;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.scheduling.support.CronExpression;
@@ -36,23 +41,32 @@ import org.springframework.transaction.annotation.Transactional;
 public class SopScheduleServiceImpl implements SopScheduleService {
 
     private final SopScheduleDao sopScheduleDao;
+    private final ChatConversationDao conversationDao;
 
     @Autowired
-    public SopScheduleServiceImpl(SopScheduleDao sopScheduleDao) {
+    public SopScheduleServiceImpl(SopScheduleDao sopScheduleDao,
+                                  ChatConversationDao conversationDao) {
         this.sopScheduleDao = sopScheduleDao;
+        this.conversationDao = conversationDao;
     }
 
     @Override
     @Transactional
     public SopSchedule createSchedule(SopSchedule schedule) {
-        // Validate cron expression
+        String creator = requireCurrentUserId();
+        requireOwnedConversation(schedule.getConversationId(), creator);
         validateCronExpression(schedule.getCronExpression());
-        
-        // Calculate next run time
-        schedule.setNextRunTime(calculateNextRunTime(schedule.getCronExpression()));
-        schedule.setEnabled(schedule.getEnabled() != null ? schedule.getEnabled() : true);
-        
-        SopSchedule saved = sopScheduleDao.save(schedule);
+
+        SopSchedule persisted = SopSchedule.builder()
+                .conversationId(schedule.getConversationId())
+                .sopName(schedule.getSopName())
+                .sopParams(schedule.getSopParams())
+                .cronExpression(schedule.getCronExpression())
+                .enabled(schedule.getEnabled() != null ? schedule.getEnabled() : true)
+                .nextRunTime(calculateNextRunTime(schedule.getCronExpression()))
+                .creator(creator)
+                .build();
+        SopSchedule saved = sopScheduleDao.save(persisted);
         log.info("Created schedule {} for conversation {} with SOP {}", 
                 saved.getId(), saved.getConversationId(), saved.getSopName());
         return saved;
@@ -61,57 +75,59 @@ public class SopScheduleServiceImpl implements SopScheduleService {
     @Override
     @Transactional
     public SopSchedule updateSchedule(SopSchedule schedule) {
-        SopSchedule existing = sopScheduleDao.findById(schedule.getId())
+        SopSchedule existing = sopScheduleDao.findByIdAndCreator(
+                        schedule.getId(), requireCurrentUserId())
                 .orElseThrow(() -> new IllegalArgumentException("Schedule not found: " + schedule.getId()));
-        
-        // Update fields
+
         existing.setSopName(schedule.getSopName());
         existing.setSopParams(schedule.getSopParams());
-        
-        // If cron expression changed, recalculate next run time
+
         if (!existing.getCronExpression().equals(schedule.getCronExpression())) {
             validateCronExpression(schedule.getCronExpression());
             existing.setCronExpression(schedule.getCronExpression());
             existing.setNextRunTime(calculateNextRunTime(schedule.getCronExpression()));
         }
-        
+
         if (schedule.getEnabled() != null) {
             existing.setEnabled(schedule.getEnabled());
         }
-        
+
         return sopScheduleDao.save(existing);
     }
 
     @Override
     @Transactional
     public void deleteSchedule(Long id) {
+        SopSchedule schedule = sopScheduleDao.findByIdAndCreator(id, requireCurrentUserId())
+                .orElseThrow(() -> new IllegalArgumentException("Schedule not found: " + id));
         log.info("Deleting schedule {}", id);
-        sopScheduleDao.deleteById(id);
+        sopScheduleDao.delete(schedule);
     }
 
     @Override
     public SopSchedule getSchedule(Long id) {
-        return sopScheduleDao.findById(id).orElse(null);
+        return sopScheduleDao.findByIdAndCreator(id, requireCurrentUserId()).orElse(null);
     }
 
     @Override
     public List<SopSchedule> getSchedulesByConversation(Long conversationId) {
-        return sopScheduleDao.findByConversationId(conversationId);
+        String creator = requireCurrentUserId();
+        requireOwnedConversation(conversationId, creator);
+        return sopScheduleDao.findByConversationIdAndCreator(conversationId, creator);
     }
 
     @Override
     @Transactional
     public SopSchedule toggleSchedule(Long id, boolean enabled) {
-        SopSchedule schedule = sopScheduleDao.findById(id)
+        SopSchedule schedule = sopScheduleDao.findByIdAndCreator(id, requireCurrentUserId())
                 .orElseThrow(() -> new IllegalArgumentException("Schedule not found: " + id));
-        
+
         schedule.setEnabled(enabled);
-        
-        // If enabling, recalculate next run time
+
         if (enabled) {
             schedule.setNextRunTime(calculateNextRunTime(schedule.getCronExpression()));
         }
-        
+
         log.info("Schedule {} {} ", id, enabled ? "enabled" : "disabled");
         return sopScheduleDao.save(schedule);
     }
@@ -123,16 +139,34 @@ public class SopScheduleServiceImpl implements SopScheduleService {
 
     @Override
     @Transactional
-    public void updateAfterExecution(Long id) {
+    public SopSchedule getScheduleForExecution(Long id) {
         SopSchedule schedule = sopScheduleDao.findById(id).orElse(null);
+        if (schedule == null || !Boolean.TRUE.equals(schedule.getEnabled())) {
+            return null;
+        }
+        if (StringUtils.isBlank(schedule.getCreator())
+                || conversationDao.findByIdAndCreator(
+                        schedule.getConversationId(), schedule.getCreator()).isEmpty()) {
+            schedule.setEnabled(false);
+            sopScheduleDao.save(schedule);
+            log.warn("Disabled schedule {} because its execution owner is missing", id);
+            return null;
+        }
+        return schedule;
+    }
+
+    @Override
+    @Transactional
+    public void updateAfterExecution(Long id) {
+        SopSchedule schedule = getScheduleForExecution(id);
         if (schedule == null) {
             return;
         }
-        
+
         schedule.setLastRunTime(LocalDateTime.now());
         schedule.setNextRunTime(calculateNextRunTime(schedule.getCronExpression()));
         sopScheduleDao.save(schedule);
-        
+
         log.debug("Updated schedule {} - Last run: {}, Next run: {}", 
                 id, schedule.getLastRunTime(), schedule.getNextRunTime());
     }
@@ -161,4 +195,18 @@ public class SopScheduleServiceImpl implements SopScheduleService {
             throw new IllegalArgumentException("Failed to calculate next run time: " + cronExpression, e);
         }
     }
+
+    private String requireCurrentUserId() {
+        SubjectSum subject = SurenessContextHolder.getBindSubject();
+        if (subject == null || subject.getPrincipal() == null) {
+            throw new IllegalStateException("No authenticated user");
+        }
+        return String.valueOf(subject.getPrincipal());
+    }
+
+    private ChatConversation requireOwnedConversation(Long conversationId, String creator) {
+        return conversationDao.findByIdAndCreator(conversationId, creator)
+                .orElseThrow(() ->
+                        new IllegalArgumentException("Conversation not found: " + conversationId));
+    }
 }

hertzbeat-ai/src/main/java/org/apache/hertzbeat/ai/tools/impl/MonitorToolsImpl.java

@@ -312,8 +312,16 @@ public class MonitorToolsImpl implements MonitorTools {
 
             // Query and add sensitive parameters
             if (conversationId != null) {
-                Optional<ChatConversation> chatConversation = conversationDao.findById(conversationId);
-                if (chatConversation.isPresent() && StringUtils.isNotEmpty(chatConversation.get().getSecurityData())) {
+                SubjectSum subject = McpContextHolder.getSubject();
+                if (subject == null || subject.getPrincipal() == null) {
+                    return "Error: Authenticated conversation context is required";
+                }
+                Optional<ChatConversation> chatConversation = conversationDao.findByIdAndCreator(
+                        conversationId, String.valueOf(subject.getPrincipal()));
+                if (chatConversation.isEmpty()) {
+                    return "Error: Conversation not found or inaccessible";
+                }
+                if (StringUtils.isNotEmpty(chatConversation.get().getSecurityData())) {
                     List<Param> securityParams = JsonUtil.fromJson(
                         AesUtil.aesDecode(chatConversation.get().getSecurityData()),
                         new TypeReference<List<Param>>() {

hertzbeat-ai/src/test/java/org/apache/hertzbeat/ai/schedule/SopScheduleExecutorTest.java

@@ -20,6 +20,7 @@ package org.apache.hertzbeat.ai.schedule;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyMap;
+import static org.mockito.ArgumentMatchers.argThat;
 import static org.mockito.Mockito.doThrow;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
@@ -77,6 +78,8 @@ class SopScheduleExecutorTest {
                 .content("ok")
                 .build();
         when(scheduleService.getDueSchedules()).thenReturn(List.of(first, second));
+        when(scheduleService.getScheduleForExecution(1L)).thenReturn(first, first);
+        when(scheduleService.getScheduleForExecution(2L)).thenReturn(second, second);
         when(skillRegistry.getSkill("daily_inspection")).thenReturn(definition);
         when(sopEngine.executeSync(any(SopDefinition.class), anyMap())).thenReturn(result);
         doThrow(new IllegalStateException("database unavailable"))
@@ -85,6 +88,8 @@ class SopScheduleExecutorTest {
         executor.checkAndExecuteDueSchedules();
 
         verify(sopEngine, times(2)).executeSync(any(SopDefinition.class), anyMap());
+        verify(chatMessageDao, times(2)).save(argThat(
+                message -> "alice".equals(message.getCreator())));
         verify(scheduleService).updateAfterExecution(2L);
     }
 
@@ -92,6 +97,7 @@ class SopScheduleExecutorTest {
     void checkShouldRejectInvalidScheduleParameters() {
         SopSchedule schedule = schedule(1L, "not-json");
         when(scheduleService.getDueSchedules()).thenReturn(List.of(schedule));
+        when(scheduleService.getScheduleForExecution(1L)).thenReturn(schedule, schedule);
         when(skillRegistry.getSkill("daily_inspection"))
                 .thenReturn(SopDefinition.builder().name("daily_inspection").build());
 
@@ -102,10 +108,44 @@ class SopScheduleExecutorTest {
         verify(scheduleService).updateAfterExecution(1L);
     }
 
+    @Test
+    void checkShouldSkipScheduleWithoutValidatedOwner() {
+        SopSchedule schedule = schedule(1L, null);
+        when(scheduleService.getDueSchedules()).thenReturn(List.of(schedule));
+        when(scheduleService.getScheduleForExecution(1L)).thenReturn(null);
+
+        executor.checkAndExecuteDueSchedules();
+
+        verifyNoInteractions(sopEngine, chatMessageDao);
+        verify(scheduleService, times(0)).updateAfterExecution(1L);
+    }
+
+    @Test
+    void checkShouldNotDeliverWhenOwnerChangesDuringExecution() {
+        SopSchedule schedule = schedule(1L, null);
+        SopSchedule changedOwner = schedule(1L, null);
+        changedOwner.setCreator("bob");
+        changedOwner.setConversationId(20L);
+        when(scheduleService.getDueSchedules()).thenReturn(List.of(schedule));
+        when(scheduleService.getScheduleForExecution(1L))
+                .thenReturn(schedule, changedOwner, changedOwner);
+        when(skillRegistry.getSkill("daily_inspection"))
+                .thenReturn(SopDefinition.builder().name("daily_inspection").build());
+        when(sopEngine.executeSync(any(SopDefinition.class), anyMap()))
+                .thenReturn(SopResult.builder().status("SUCCESS").content("ok").build());
+
+        executor.checkAndExecuteDueSchedules();
+
+        verify(sopEngine).executeSync(any(SopDefinition.class), anyMap());
+        verifyNoInteractions(chatMessageDao);
+        verify(scheduleService).updateAfterExecution(1L);
+    }
+
     @Test
     void checkShouldPushErrorWhenScheduledSkillNoLongerExists() {
         SopSchedule schedule = schedule(1L, null);
         when(scheduleService.getDueSchedules()).thenReturn(List.of(schedule));
+        when(scheduleService.getScheduleForExecution(1L)).thenReturn(schedule, schedule);
         when(skillRegistry.getSkill("daily_inspection")).thenReturn(null);
 
         executor.checkAndExecuteDueSchedules();
@@ -123,6 +163,7 @@ class SopScheduleExecutorTest {
                 .conversationId(10L)
                 .sopName("daily_inspection")
                 .sopParams(params)
+                .creator("alice")
                 .build();
     }
 }

hertzbeat-ai/src/test/java/org/apache/hertzbeat/ai/service/impl/ConversationServiceImplTest.java

@@ -18,9 +18,13 @@
 package org.apache.hertzbeat.ai.service.impl;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertThrows;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.inOrder;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.verifyNoMoreInteractions;
 import static org.mockito.Mockito.when;
@@ -35,6 +39,7 @@ import org.apache.hertzbeat.ai.dao.ChatMessageDao;
 import org.apache.hertzbeat.ai.dao.SopScheduleDao;
 import org.apache.hertzbeat.ai.pojo.dto.ChatRequestContext;
 import org.apache.hertzbeat.ai.pojo.dto.ChatResponseChunk;
+import org.apache.hertzbeat.ai.pojo.dto.SecurityData;
 import org.apache.hertzbeat.ai.service.ChatClientProviderService;
 import org.apache.hertzbeat.common.entity.ai.ChatConversation;
 import org.apache.hertzbeat.common.entity.ai.ChatMessage;
@@ -79,29 +84,30 @@ class ConversationServiceImplTest {
 
     @Test
     void streamChatShouldKeepCompleteConversationHistory() {
-        SubjectSum subject = org.mockito.Mockito.mock(SubjectSum.class);
-        SurenessContextHolder.bindSubject(subject);
+        SubjectSum subject = bindSubject("alice");
         ChatConversation conversation = ChatConversation.builder()
             .id(CONVERSATION_ID)
-            .title("已命名会话")
+            .title("Named conversation")
+            .creator("alice")
             .build();
         List<ChatMessage> history = List.of(
             ChatMessage.builder()
                 .id(11L)
                 .conversationId(CONVERSATION_ID)
                 .role("user")
-                .content("上一轮问题")
+                .content("Previous question")
                 .build(),
             ChatMessage.builder()
                 .id(12L)
                 .conversationId(CONVERSATION_ID)
                 .role("assistant")
-                .content("上一轮回答")
+                .content("Previous answer")
                 .build());
         AtomicLong messageId = new AtomicLong(20L);
 
         when(chatClientProviderService.isConfigured()).thenReturn(true);
-        when(conversationDao.findById(CONVERSATION_ID)).thenReturn(Optional.of(conversation));
+        when(conversationDao.findByIdAndCreator(CONVERSATION_ID, "alice"))
+            .thenReturn(Optional.of(conversation));
         when(messageDao.findByConversationIdOrderByGmtCreateAsc(CONVERSATION_ID)).thenReturn(history);
         when(messageDao.save(any(ChatMessage.class))).thenAnswer(invocation -> {
             ChatMessage savedMessage = invocation.getArgument(0);
@@ -109,10 +115,10 @@ class ConversationServiceImplTest {
             return savedMessage;
         });
         when(chatClientProviderService.streamChat(any(ChatRequestContext.class)))
-            .thenReturn(Flux.just("本轮回答"));
+            .thenReturn(Flux.just("Current answer"));
 
         List<ServerSentEvent<ChatResponseChunk>> events = conversationService
-            .streamChat("本轮问题", CONVERSATION_ID)
+            .streamChat("Current question", CONVERSATION_ID)
             .collectList()
             .block();
 
@@ -129,6 +135,7 @@ class ConversationServiceImplTest {
      */
     @Test
     void streamChatShouldCreateConversationWhenConversationIdIsMissing() {
+        bindSubject("alice");
         AtomicLong messageId = new AtomicLong(20L);
         when(chatClientProviderService.isConfigured()).thenReturn(true);
         when(conversationDao.save(any(ChatConversation.class))).thenAnswer(invocation -> {
@@ -143,10 +150,10 @@ class ConversationServiceImplTest {
             return savedMessage;
         });
         when(chatClientProviderService.streamChat(any(ChatRequestContext.class)))
-            .thenReturn(Flux.just("本轮回答"));
+            .thenReturn(Flux.just("Current answer"));
 
         List<ServerSentEvent<ChatResponseChunk>> events = conversationService
-            .streamChat("本轮问题", null)
+            .streamChat("Initial question", null)
             .collectList()
             .block();
 
@@ -161,7 +168,8 @@ class ConversationServiceImplTest {
         assertEquals(List.of(), contextCaptor.getValue().getConversationHistory());
         ArgumentCaptor<ChatConversation> conversationCaptor = ArgumentCaptor.forClass(ChatConversation.class);
         verify(conversationDao).save(conversationCaptor.capture());
-        assertEquals("本轮问题", conversationCaptor.getValue().getTitle());
+        assertEquals("Initial question", conversationCaptor.getValue().getTitle());
+        assertEquals("alice", conversationCaptor.getValue().getCreator());
         verifyNoMoreInteractions(conversationDao);
     }
 
@@ -170,12 +178,20 @@ class ConversationServiceImplTest {
      */
     @Test
     void deleteConversationShouldRemoveSchedulesMessagesAndConversationInOrder() {
+        bindSubject("alice");
+        ChatConversation conversation = ChatConversation.builder()
+            .id(CONVERSATION_ID)
+            .title("Owned conversation")
+            .creator("alice")
+            .build();
         ChatMessage message = ChatMessage.builder()
             .id(11L)
             .conversationId(CONVERSATION_ID)
             .role("user")
             .content("message to delete")
             .build();
+        when(conversationDao.findByIdAndCreator(CONVERSATION_ID, "alice"))
+            .thenReturn(Optional.of(conversation));
         when(messageDao.findByConversationIdOrderByGmtCreateAsc(CONVERSATION_ID))
             .thenReturn(List.of(message));
 
@@ -186,4 +202,88 @@ class ConversationServiceImplTest {
         deletionOrder.verify(messageDao).deleteAll(List.of(message));
         deletionOrder.verify(conversationDao).deleteById(CONVERSATION_ID);
     }
+
+    @Test
+    void listConversationsShouldExcludeOtherCreators() {
+        bindSubject("alice");
+        ChatConversation ownedConversation = ChatConversation.builder()
+            .id(CONVERSATION_ID)
+            .title("Owned conversation")
+            .creator("alice")
+            .build();
+        when(conversationDao.findAllByCreatorOrderByIdDesc("alice"))
+            .thenReturn(List.of(ownedConversation));
+        when(messageDao.findByConversationIdInOrderByGmtCreateAsc(List.of(CONVERSATION_ID)))
+            .thenReturn(List.of());
+
+        List<ChatConversation> result = conversationService.getAllConversations();
+
+        assertEquals(List.of(ownedConversation), result);
+        verify(conversationDao).findAllByCreatorOrderByIdDesc("alice");
+    }
+
+    @Test
+    void getConversationShouldRejectAnotherCreator() {
+        bindSubject("alice");
+        when(conversationDao.findByIdAndCreator(CONVERSATION_ID, "alice"))
+            .thenReturn(Optional.empty());
+
+        assertThrows(IllegalArgumentException.class,
+            () -> conversationService.getConversation(CONVERSATION_ID));
+        verify(messageDao, never()).findByConversationIdOrderByGmtCreateAsc(CONVERSATION_ID);
+    }
+
+    @Test
+    void deleteConversationShouldRejectAnotherCreator() {
+        bindSubject("alice");
+        when(conversationDao.findByIdAndCreator(CONVERSATION_ID, "alice"))
+            .thenReturn(Optional.empty());
+
+        assertThrows(IllegalArgumentException.class,
+            () -> conversationService.deleteConversation(CONVERSATION_ID));
+        verify(sopScheduleDao, never()).deleteByConversationId(CONVERSATION_ID);
+        verify(conversationDao, never()).deleteById(CONVERSATION_ID);
+    }
+
+    @Test
+    void streamChatShouldRejectAnotherCreator() {
+        bindSubject("alice");
+        when(conversationDao.findByIdAndCreator(CONVERSATION_ID, "alice"))
+            .thenReturn(Optional.empty());
+
+        assertThrows(IllegalArgumentException.class,
+            () -> conversationService.streamChat("Current question", CONVERSATION_ID));
+        verify(messageDao, never()).save(any(ChatMessage.class));
+    }
+
+    @Test
+    void createConversationShouldRecordCurrentCreator() {
+        bindSubject("alice");
+        when(conversationDao.save(any(ChatConversation.class)))
+            .thenAnswer(invocation -> invocation.getArgument(0));
+
+        ChatConversation conversation = conversationService.createConversation();
+
+        assertEquals("alice", conversation.getCreator());
+    }
+
+    @Test
+    void saveSecurityDataShouldRejectAnotherCreator() {
+        bindSubject("alice");
+        SecurityData securityData = new SecurityData();
+        securityData.setConversationId(CONVERSATION_ID);
+        securityData.setSecurityData("sensitive-value");
+        when(conversationDao.findByIdAndCreator(CONVERSATION_ID, "alice"))
+            .thenReturn(Optional.empty());
+
+        assertFalse(conversationService.saveSecurityData(securityData));
+        verify(conversationDao, never()).save(any(ChatConversation.class));
+    }
+
+    private SubjectSum bindSubject(String principal) {
+        SubjectSum subject = mock(SubjectSum.class);
+        when(subject.getPrincipal()).thenReturn(principal);
+        SurenessContextHolder.bindSubject(subject);
+        return subject;
+    }
 }

hertzbeat-ai/src/test/java/org/apache/hertzbeat/ai/service/impl/SopScheduleServiceImplTest.java

@@ -1,58 +1,186 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to You under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
  */
 
 package org.apache.hertzbeat.ai.service.impl;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
 import static org.junit.jupiter.api.Assertions.assertThrows;
 import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.lenient;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.verifyNoInteractions;
+import static org.mockito.Mockito.when;
 
+import com.usthe.sureness.subject.SubjectSum;
+import com.usthe.sureness.util.SurenessContextHolder;
+import java.util.Optional;
+import org.apache.hertzbeat.ai.dao.ChatConversationDao;
 import org.apache.hertzbeat.ai.dao.SopScheduleDao;
+import org.apache.hertzbeat.common.entity.ai.ChatConversation;
 import org.apache.hertzbeat.common.entity.ai.SopSchedule;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
-import org.mockito.InjectMocks;
 import org.mockito.Mock;
 import org.mockito.junit.jupiter.MockitoExtension;
 
 /**
- * Verifies that SOP schedules with no future execution time are not persisted.
+ * Ownership and scheduling contracts for user-facing SOP schedule operations.
  */
 @ExtendWith(MockitoExtension.class)
 class SopScheduleServiceImplTest {
 
     @Mock
-    private SopScheduleDao sopScheduleDao;
+    private SopScheduleDao scheduleDao;
 
-    @InjectMocks
-    private SopScheduleServiceImpl scheduleService;
+    @Mock
+    private ChatConversationDao conversationDao;
+
+    private SopScheduleServiceImpl service;
+
+    @BeforeEach
+    void setUp() {
+        service = new SopScheduleServiceImpl(scheduleDao, conversationDao);
+        SubjectSum subject = mock(SubjectSum.class);
+        lenient().when(subject.getPrincipal()).thenReturn("alice");
+        SurenessContextHolder.bindSubject(subject);
+    }
+
+    @AfterEach
+    void clearSubject() {
+        SurenessContextHolder.clear();
+    }
+
+    @Test
+    void createShouldNotTrustRequestCreator() {
+        SopSchedule request = schedule(1L, "bob");
+        when(conversationDao.findByIdAndCreator(10L, "alice"))
+                .thenReturn(Optional.of(ChatConversation.builder()
+                        .id(10L)
+                        .creator("alice")
+                        .build()));
+        when(scheduleDao.save(any(SopSchedule.class)))
+                .thenAnswer(invocation -> invocation.getArgument(0));
+
+        SopSchedule created = service.createSchedule(request);
+
+        assertEquals("alice", created.getCreator());
+    }
+
+    @Test
+    void getShouldHideAnotherCreatorsSchedule() {
+        when(scheduleDao.findByIdAndCreator(1L, "alice")).thenReturn(Optional.empty());
+
+        assertNull(service.getSchedule(1L));
+    }
+
+    @Test
+    void listShouldRejectAnotherCreatorsConversation() {
+        when(conversationDao.findByIdAndCreator(10L, "alice")).thenReturn(Optional.empty());
+
+        assertThrows(IllegalArgumentException.class,
+                () -> service.getSchedulesByConversation(10L));
+        verify(scheduleDao, never()).findByConversationIdAndCreator(10L, "alice");
+    }
+
+    @Test
+    void deleteShouldNotRemoveAnotherCreatorsSchedule() {
+        when(scheduleDao.findByIdAndCreator(1L, "alice")).thenReturn(Optional.empty());
+
+        assertThrows(IllegalArgumentException.class, () -> service.deleteSchedule(1L));
+        verify(scheduleDao, never()).delete(any(SopSchedule.class));
+    }
+
+    @Test
+    void updateAndToggleShouldNotModifyAnotherCreatorsSchedule() {
+        when(scheduleDao.findByIdAndCreator(1L, "alice")).thenReturn(Optional.empty());
+
+        assertThrows(IllegalArgumentException.class,
+                () -> service.updateSchedule(schedule(1L, "bob")));
+        assertThrows(IllegalArgumentException.class,
+                () -> service.toggleSchedule(1L, true));
+        verify(scheduleDao, never()).save(any(SopSchedule.class));
+    }
+
+    @Test
+    void backgroundExecutionShouldDisableMissingOwner() {
+        SopSchedule schedule = schedule(1L, "legacy-owner");
+        schedule.setEnabled(true);
+        when(scheduleDao.findById(1L)).thenReturn(Optional.of(schedule));
+        when(conversationDao.findByIdAndCreator(10L, "legacy-owner"))
+                .thenReturn(Optional.empty());
+        when(scheduleDao.save(schedule)).thenReturn(schedule);
+
+        assertNull(service.getScheduleForExecution(1L));
+        assertFalse(schedule.getEnabled());
+        verify(scheduleDao).save(schedule);
+    }
+
+    @Test
+    void backgroundExecutionUsesPersistedOwnerWithoutRequestSubject() {
+        SurenessContextHolder.clear();
+        SopSchedule schedule = schedule(1L, "alice");
+        schedule.setEnabled(true);
+        when(scheduleDao.findById(1L)).thenReturn(Optional.of(schedule));
+        when(conversationDao.findByIdAndCreator(10L, "alice"))
+                .thenReturn(Optional.of(ChatConversation.builder()
+                        .id(10L)
+                        .creator("alice")
+                        .build()));
+
+        assertSame(schedule, service.getScheduleForExecution(1L));
+    }
 
     @Test
     void createScheduleShouldRejectCronWithoutFutureExecutionTime() {
         SopSchedule schedule = SopSchedule.builder()
-                .conversationId(1L)
+                .conversationId(10L)
                 .sopName("daily_inspection")
                 .cronExpression("0 0 0 31 2 *")
                 .build();
+        when(conversationDao.findByIdAndCreator(10L, "alice"))
+                .thenReturn(Optional.of(ChatConversation.builder()
+                        .id(10L)
+                        .creator("alice")
+                        .build()));
 
         IllegalArgumentException exception = assertThrows(
-                IllegalArgumentException.class, () -> scheduleService.createSchedule(schedule));
+                IllegalArgumentException.class, () -> service.createSchedule(schedule));
 
         assertTrue(exception.getMessage().contains("no future execution time"));
-        verifyNoInteractions(sopScheduleDao);
+        verifyNoInteractions(scheduleDao);
+    }
+
+    private SopSchedule schedule(Long id, String creator) {
+        return SopSchedule.builder()
+                .id(id)
+                .conversationId(10L)
+                .sopName("daily_inspection")
+                .cronExpression("0 0 9 * * ?")
+                .creator(creator)
+                .build();
     }
 }

hertzbeat-ai/src/test/java/org/apache/hertzbeat/ai/tools/impl/MonitorToolsImplTest.java

@@ -0,0 +1,77 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.ai.tools.impl;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyNoInteractions;
+import static org.mockito.Mockito.when;
+
+import com.usthe.sureness.subject.SubjectSum;
+import java.util.Optional;
+import org.apache.hertzbeat.ai.config.McpContextHolder;
+import org.apache.hertzbeat.ai.dao.ChatConversationDao;
+import org.apache.hertzbeat.manager.service.AppService;
+import org.apache.hertzbeat.manager.service.MonitorService;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+/**
+ * Verifies that protected monitor creation cannot load another user's
+ * conversation credentials.
+ */
+@ExtendWith(MockitoExtension.class)
+class MonitorToolsImplTest {
+
+    @Mock
+    private MonitorService monitorService;
+
+    @Mock
+    private AppService appService;
+
+    @Mock
+    private ChatConversationDao conversationDao;
+
+    @InjectMocks
+    private MonitorToolsImpl monitorTools;
+
+    @AfterEach
+    void clearContext() {
+        McpContextHolder.clear();
+    }
+
+    @Test
+    void protectedAddShouldRejectConversationOutsideCurrentCreator() {
+        SubjectSum subject = mock(SubjectSum.class);
+        when(subject.getPrincipal()).thenReturn("alice");
+        McpContextHolder.setSubject(subject);
+        when(conversationDao.findByIdAndCreator(10L, "alice")).thenReturn(Optional.empty());
+
+        String result = monitorTools.addMonitorProtected(
+                10L, "database", "mysql", 60, "{\"host\":\"db.local\"}", null);
+
+        assertEquals("Error: Conversation not found or inaccessible", result);
+        verify(conversationDao).findByIdAndCreator(10L, "alice");
+        verifyNoInteractions(monitorService);
+    }
+}

hertzbeat-alerter/pom.xml

@@ -108,6 +108,11 @@
             <version>${easy-poi.version}</version>
             <scope>compile</scope>
         </dependency>
+        <dependency>
+            <groupId>cn.afterturn</groupId>
+            <artifactId>easypoi-base</artifactId>
+            <version>${easy-poi.version}</version>
+        </dependency>
         <dependency>
             <groupId>com.huaweicloud.sdk</groupId>
             <artifactId>huaweicloud-sdk-smn</artifactId>

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/config/AlertSseManager.java

@@ -19,62 +19,50 @@
 
 package org.apache.hertzbeat.alert.config;
 
-import lombok.extern.slf4j.Slf4j;
+import org.apache.hertzbeat.common.support.SseEmitterRegistry;
 import org.springframework.scheduling.annotation.Async;
 import org.springframework.stereotype.Component;
-import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyEmitter;
 import org.springframework.web.servlet.mvc.method.annotation.SseEmitter;
 
-import java.io.IOException;
-import java.util.Map;
-import java.util.Optional;
-import java.util.concurrent.ConcurrentHashMap;
-
 /**
- * SSE manager for alert
+ * SSE manager for alert.
+ *
+ * <p>Note: the lifecycle of a subscription - its timeout, the ceiling on how many may be held
+ * and the cleanup of the ones that went away - belongs to {@link SseEmitterRegistry}; what is
+ * alert specific is only the event these subscribers are waiting for.
  */
-@Slf4j
 @Component
 public class AlertSseManager {
-    private final Map<Long, SseEmitter> emitters = new ConcurrentHashMap<>();
 
+    private static final String ALERT_EVENT = "ALERT_EVENT";
+
+    private final SseEmitterRegistry registry = new SseEmitterRegistry("alert");
+
+    /**
+     * Registers a subscription for the given client.
+     *
+     * @param clientId Identifier of the subscriber, unique per subscription
+     * @return The emitter the controller returns to spring
+     */
     public SseEmitter createEmitter(Long clientId) {
-        SseEmitter emitter = new SseEmitter(Long.MAX_VALUE);
-        emitter.onCompletion(() -> removeEmitter(clientId));
-        emitter.onTimeout(() -> removeEmitter(clientId));
-        emitter.onError((ex) -> removeEmitter(clientId));
-        emitters.put(clientId, emitter);
-        return emitter;
+        return registry.createEmitter(clientId);
     }
 
+    /**
+     * Delivers one alert to every live subscriber.
+     *
+     * @param data Serialised alert payload
+     */
     @Async
     public void broadcast(String data) {
-        emitters.forEach((clientId, emitter) -> {
-            try {
-                emitter.send(SseEmitter.event()
-                        .id(String.valueOf(System.currentTimeMillis()))
-                        .name("ALERT_EVENT")
-                        .data(data));
-            } catch (IOException | IllegalStateException e) {
-                tryCompleteAndClean(clientId, emitter);
-            } catch (Exception exception) {
-                log.error("Failed to broadcast alert data to client: {}", exception.getMessage());
-                tryCompleteAndClean(clientId, emitter);
-            }
-        });
+        registry.broadcast(ALERT_EVENT, data);
     }
 
-    private void tryCompleteAndClean(Long clientId, SseEmitter emitter) {
-        try {
-            Optional.ofNullable(emitter).ifPresent(ResponseBodyEmitter::complete);
-        } catch (Throwable e) {
-            log.debug("Failed to complete emitter for client {}: {}", clientId, e.getMessage());
-        }
-        // execute clear
-        removeEmitter(clientId);
+    void setMaxEmitters(int maxEmitters) {
+        registry.setMaxEmitters(maxEmitters);
     }
 
-    private void removeEmitter(Long clientId) {
-        emitters.remove(clientId);
+    int subscriptionCount() {
+        return registry.subscriptionCount();
     }
 }

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/controller/AlertsController.java

@@ -21,6 +21,7 @@ import static org.springframework.http.MediaType.APPLICATION_JSON_VALUE;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.servlet.http.HttpServletResponse;
 import java.util.HashSet;
 import java.util.List;
 import org.apache.hertzbeat.alert.dto.AlertSummary;
@@ -63,6 +64,17 @@ public class AlertsController {
         return ResponseEntity.ok(Message.success(alertPage));
     }
 
+    @GetMapping("/export")
+    @Operation(summary = "Export Alarms", description = "Export single alarms matching the filters as an Excel sheet")
+    public void exportAlerts(
+            @Parameter(description = "Alarm Status", example = "resolved") @RequestParam(required = false) String status,
+            @Parameter(description = "Alarm content fuzzy query", example = "linux") @RequestParam(required = false) String search,
+            @Parameter(description = "Sort field, default activeAt", example = "activeAt") @RequestParam(defaultValue = "activeAt") String sort,
+            @Parameter(description = "Sort Type", example = "desc") @RequestParam(defaultValue = "desc") String order,
+            HttpServletResponse response) {
+        alertService.exportSingleAlerts(status, search, sort, order, response);
+    }
+
     @GetMapping("/group")
     @Operation(summary = "Query Group Alarms")
     public ResponseEntity<Message<Page<GroupAlert>>> getGroupAlerts(

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/controller/NoticeConfigController.java

@@ -29,8 +29,11 @@ import org.apache.hertzbeat.common.entity.dto.Message;
 import org.apache.hertzbeat.common.entity.alerter.NoticeReceiver;
 import org.apache.hertzbeat.common.entity.alerter.NoticeRule;
 import org.apache.hertzbeat.common.entity.alerter.NoticeTemplate;
+import org.apache.hertzbeat.alert.AlerterProperties;
+import org.apache.hertzbeat.alert.notice.NoticeTemplateRenderer;
 import org.apache.hertzbeat.alert.service.NoticeConfigService;
 import org.apache.hertzbeat.alert.util.NoticeReceiverMaskUtil;
+import org.apache.hertzbeat.common.util.ResourceBundleUtil;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.domain.Page;
 import org.springframework.http.ResponseEntity;
@@ -55,6 +58,9 @@ public class NoticeConfigController {
     @Autowired
     private NoticeConfigService noticeConfigService;
 
+    @Autowired
+    private AlerterProperties alerterProperties;
+
     @PostMapping(path = "/receiver")
     @Operation(summary = "Add a recipient", description = "Add a recipient")
     public ResponseEntity<Message<Void>> addNewNoticeReceiver(@Valid @RequestBody NoticeReceiver noticeReceiver) {
@@ -228,4 +234,18 @@ public class NoticeConfigController {
         }
         return ResponseEntity.ok(Message.fail(FAIL_CODE, "Notify service not available, please check config!"));
     }
+
+    @PostMapping(path = "/template/preview")
+    @Operation(summary = "Preview how a notice template renders against a sample alert",
+            description = "Preview how a notice template renders against a sample alert, without sending anything")
+    public ResponseEntity<Message<String>> previewNoticeTemplate(@Valid @RequestBody NoticeTemplate noticeTemplate) {
+        try {
+            String rendered = NoticeTemplateRenderer.renderContent(
+                    noticeTemplate, NoticeTemplateRenderer.sampleGroupAlert(), alerterProperties.getConsoleUrl(),
+                    ResourceBundleUtil.getBundle("alerter"));
+            return ResponseEntity.ok(Message.successWithData(rendered));
+        } catch (Exception e) {
+            return ResponseEntity.ok(Message.fail(FAIL_CODE, "Failed to render template: " + e.getMessage()));
+        }
+    }
 }

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/dto/SingleAlertExportDTO.java

@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.alert.dto;
+
+import cn.afterturn.easypoi.excel.annotation.Excel;
+import lombok.Data;
+
+/**
+ * A SingleAlert with its Map and timestamp fields pre-rendered to strings, since easypoi cannot map those to cells.
+ */
+@Data
+public class SingleAlertExportDTO {
+
+    @Excel(name = "Status", width = 12)
+    private String status;
+
+    @Excel(name = "Content", width = 60)
+    private String content;
+
+    @Excel(name = "Labels", width = 40)
+    private String labels;
+
+    @Excel(name = "Annotations", width = 40)
+    private String annotations;
+
+    @Excel(name = "Fingerprint", width = 24)
+    private String fingerprint;
+
+    @Excel(name = "Trigger Times", width = 12)
+    private Integer triggerTimes;
+
+    @Excel(name = "Start At", width = 20)
+    private String startAt;
+
+    @Excel(name = "Active At", width = 20)
+    private String activeAt;
+
+    @Excel(name = "End At", width = 20)
+    private String endAt;
+}

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/expr/AlertExpressionEvalVisitor.java

@@ -39,6 +39,11 @@ public class AlertExpressionEvalVisitor extends AlertExpressionBaseVisitor<List<
     private static final String VALUE = "__value__";
     private static final String TIMESTAMP = "__timestamp__";
 
+    /**
+     * Every statement this visitor evaluates goes to this executor, so whether a statement is
+     * allowed to run is decided there rather than at each visit method, see
+     * {@code DataSourceServiceImpl}.
+     */
     private final QueryExecutor executor;
     private final CommonTokenStream tokens;
 
@@ -259,17 +264,16 @@ public class AlertExpressionEvalVisitor extends AlertExpressionBaseVisitor<List<
 
     @Override
     public List<Map<String, Object>> visitSqlCallExpr(AlertExpressionParser.SqlCallExprContext ctx) {
-        return callSqlOrPromql(tokens.getText(ctx.string()));
+        return executor.execute(unquote(tokens.getText(ctx.string())));
     }
 
     @Override
     public List<Map<String, Object>> visitPromqlCallExpr(AlertExpressionParser.PromqlCallExprContext ctx) {
-        return callSqlOrPromql(tokens.getText(ctx.string()));
+        return executor.execute(unquote(tokens.getText(ctx.string())));
     }
 
-    private List<Map<String, Object>> callSqlOrPromql(String text) {
-        String script = text.substring(1, text.length() - 1);
-        return executor.execute(script);
+    private String unquote(String text) {
+        return text.substring(1, text.length() - 1);
     }
 
     /**

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/notice/NoticeTemplateRenderer.java

@@ -0,0 +1,100 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.alert.notice;
+
+import freemarker.cache.StringTemplateLoader;
+import freemarker.core.TemplateClassResolver;
+import freemarker.template.Configuration;
+import freemarker.template.TemplateException;
+import java.io.IOException;
+import java.time.LocalDateTime;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.ResourceBundle;
+import org.apache.hertzbeat.common.entity.alerter.GroupAlert;
+import org.apache.hertzbeat.common.entity.alerter.NoticeTemplate;
+import org.apache.hertzbeat.common.entity.alerter.SingleAlert;
+import org.springframework.ui.freemarker.FreeMarkerTemplateUtils;
+
+/**
+ * Renders a {@link NoticeTemplate} against a {@link GroupAlert} using FreeMarker.
+ *
+ * <p>This is shared between the real notify dispatch path ({@code AlertNotifyHandler}
+ * implementations) and the notice template preview endpoint, so both render a template
+ * exactly the same way.
+ */
+public final class NoticeTemplateRenderer {
+
+    private static final String NUMBER_FORMAT = "0";
+
+    private NoticeTemplateRenderer() {
+    }
+
+    public static String renderContent(NoticeTemplate noticeTemplate, GroupAlert alert, String consoleUrl,
+            ResourceBundle bundle) throws TemplateException, IOException {
+        StringTemplateLoader stringLoader = new StringTemplateLoader();
+        Configuration cfg = new Configuration(Configuration.VERSION_2_3_0);
+        cfg.setNumberFormat(NUMBER_FORMAT);
+        cfg.setNewBuiltinClassResolver(TemplateClassResolver.SAFER_RESOLVER);
+        Map<String, Object> model = new HashMap<>(16);
+        model.put("title", bundle.getString("alerter.notify.title"));
+        model.put("status", alert.getStatus());
+        model.put("groupLabels", alert.getGroupLabels());
+        model.put("commonLabels", alert.getCommonLabels());
+        model.put("commonAnnotations", alert.getCommonAnnotations());
+        model.put("alerts", alert.getAlerts());
+        if (consoleUrl != null) {
+            model.put("consoleUrl", consoleUrl);
+        }
+        // TODO Single instance reuse cache considers multiple-threading issues
+        String templateName = "freeMakerTemplate";
+        stringLoader.putTemplate(templateName, noticeTemplate.getContent());
+        cfg.setTemplateLoader(stringLoader);
+        freemarker.template.Template templateRes = cfg.getTemplate(templateName, Locale.CHINESE);
+        String template = FreeMarkerTemplateUtils.processTemplateIntoString(templateRes, model);
+        return template.replaceAll("((\r\n)|\n)[\\s\t ]*(\\1)+", "$1");
+    }
+
+    /**
+     * Builds a representative {@link GroupAlert} for previewing a template, so a user can see
+     * what a real notification would look like without waiting for (or faking) a real alert.
+     */
+    public static GroupAlert sampleGroupAlert() {
+        long now = System.currentTimeMillis();
+        SingleAlert singleAlert = SingleAlert.builder()
+                .labels(Map.of("alertname", "HighCPUUsage", "instance", "server1.example.com", "severity", "critical"))
+                .annotations(Map.of("summary", "High CPU usage detected"))
+                .content("CPU usage is above 80% for the last 5 minutes on instance server1.example.com.")
+                .status("firing")
+                .triggerTimes(1)
+                .startAt(now)
+                .activeAt(now)
+                .build();
+        return GroupAlert.builder()
+                .groupKey("HighCPUUsage{alertname=\"HighCPUUsage\", instance=\"server1.example.com\"}")
+                .status("firing")
+                .groupLabels(Map.of("alertname", "HighCPUUsage"))
+                .commonLabels(Map.of("alertname", "HighCPUUsage", "instance", "server1.example.com", "severity", "critical"))
+                .commonAnnotations(Map.of("summary", "High CPU usage detected"))
+                .gmtCreate(LocalDateTime.now())
+                .alerts(List.of(singleAlert))
+                .build();
+    }
+}

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/notice/impl/AbstractAlertNotifyHandlerImpl.java

@@ -17,14 +17,8 @@
 
 package org.apache.hertzbeat.alert.notice.impl;
 
-import freemarker.cache.StringTemplateLoader;
-import freemarker.core.TemplateClassResolver;
-import freemarker.template.Configuration;
 import freemarker.template.TemplateException;
 import java.io.IOException;
-import java.util.HashMap;
-import java.util.Locale;
-import java.util.Map;
 import java.util.ResourceBundle;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.hertzbeat.alert.AlerterProperties;
@@ -33,9 +27,9 @@ import org.apache.hertzbeat.common.entity.alerter.NoticeTemplate;
 import org.apache.hertzbeat.common.support.event.SystemConfigChangeEvent;
 import org.apache.hertzbeat.common.util.ResourceBundleUtil;
 import org.apache.hertzbeat.alert.notice.AlertNotifyHandler;
+import org.apache.hertzbeat.alert.notice.NoticeTemplateRenderer;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.event.EventListener;
-import org.springframework.ui.freemarker.FreeMarkerTemplateUtils;
 import org.springframework.web.client.RestTemplate;
 
 /**
@@ -53,28 +47,8 @@ abstract class AbstractAlertNotifyHandlerImpl implements AlertNotifyHandler {
 
 
     protected String renderContent(NoticeTemplate noticeTemplate, GroupAlert alert) throws TemplateException, IOException {
-        StringTemplateLoader stringLoader = new StringTemplateLoader();
-        freemarker.template.Template templateRes;
-        Configuration cfg = new Configuration(Configuration.VERSION_2_3_0);
-        cfg.setNumberFormat(NUMBER_FORMAT);
-        cfg.setNewBuiltinClassResolver(TemplateClassResolver.SAFER_RESOLVER);
-        Map<String, Object> model = new HashMap<>(16);
-        model.put("title", bundle.getString("alerter.notify.title"));
-        model.put("status", alert.getStatus());
-        model.put("groupLabels", alert.getGroupLabels());
-        model.put("commonLabels", alert.getCommonLabels());
-        model.put("commonAnnotations", alert.getCommonAnnotations());
-        model.put("alerts", alert.getAlerts());
-        if (alerterProperties != null) {
-            model.put("consoleUrl", alerterProperties.getConsoleUrl());   
-        }
-        // TODO Single instance reuse cache considers multiple-threading issues
-        String templateName = "freeMakerTemplate";
-        stringLoader.putTemplate(templateName, noticeTemplate.getContent());
-        cfg.setTemplateLoader(stringLoader);
-        templateRes = cfg.getTemplate(templateName, Locale.CHINESE);
-        String template = FreeMarkerTemplateUtils.processTemplateIntoString(templateRes, model);
-        return template.replaceAll("((\r\n)|\n)[\\s\t ]*(\\1)+", "$1");
+        String consoleUrl = alerterProperties != null ? alerterProperties.getConsoleUrl() : null;
+        return NoticeTemplateRenderer.renderContent(noticeTemplate, alert, consoleUrl, bundle);
     }
 
     protected String escapeJsonStr(String jsonStr){

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/notice/impl/EmailAlertNotifyHandlerImpl.java

@@ -98,6 +98,7 @@ public class EmailAlertNotifyHandlerImpl extends AbstractAlertNotifyHandlerImpl
                         Properties props = sender.getJavaMailProperties();
                         props.put("mail.smtp.ssl.enable", emailNoticeSenderConfig.isEmailSsl());
                         props.put("mail.smtp.starttls.enable", emailNoticeSenderConfig.isEmailStarttls());
+                        applySslCertVerify(props, emailNoticeSenderConfig.isEmailSslCertVerify());
                         fromUsername = emailNoticeSenderConfig.getEmailUsername();
                         useDatabase = true;
                     }
@@ -111,6 +112,7 @@ public class EmailAlertNotifyHandlerImpl extends AbstractAlertNotifyHandlerImpl
                     Properties props = sender.getJavaMailProperties();
                     props.put("mail.smtp.ssl.enable", sslEnable);
                     props.put("mail.smtp.starttls.enable", starttlsEnable);
+                    applySslCertVerify(props, true);
                 }
             } catch (Exception e) {
                 log.error("Type not found {}", e.getMessage());
@@ -133,6 +135,17 @@ public class EmailAlertNotifyHandlerImpl extends AbstractAlertNotifyHandlerImpl
         }
     }
 
+    // the sender is a singleton, so both branches must set the props to avoid stale state
+    private void applySslCertVerify(Properties props, boolean verify) {
+        if (verify) {
+            props.remove("mail.smtp.ssl.trust");
+            props.remove("mail.smtp.ssl.checkserveridentity");
+        } else {
+            props.put("mail.smtp.ssl.trust", "*");
+            props.put("mail.smtp.ssl.checkserveridentity", "false");
+        }
+    }
+
     @Override
     public byte type() {
         return 1;

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/reduce/AlarmGroupReduce.java

@@ -171,7 +171,7 @@ public class AlarmGroupReduce implements DisposableBean {
                 .factory());
     }
 
-    private void runCheckAndSendGroups() {
+    void runCheckAndSendGroups() {
         beforeCheckAndSendGroupsRun();
         try {
             long now = System.currentTimeMillis();
@@ -179,7 +179,6 @@ public class AlarmGroupReduce implements DisposableBean {
                 if (shouldSendGroup(cache, now)) {
                     sendGroupAlert(cache);
                     cache.setLastSendTime(now);
-                    cache.getAlertFingerprints().clear();
                 }
             });
         } catch (Exception e) {
@@ -262,22 +261,19 @@ public class AlarmGroupReduce implements DisposableBean {
             return newCache;
         });
         String fingerprint = alert.getFingerprint();
-        // Check if this is a duplicate alert
+        // Preserve the original startAt when updating an alert that is still tracked
         SingleAlert existingAlert = cache.getAlertFingerprints().get(fingerprint);
         if (existingAlert != null) {
-            // Update existing alert timestamp
             alert.setStartAt(existingAlert.getStartAt());
-            cache.getAlertFingerprints().put(fingerprint, alert);
-            return;
         }
-        
-        // Add new alert
+        // Add or update the alert. The cache retains every currently-active alert of the
+        // group, so the group status is always computed over the full member set rather
+        // than only the alerts received within the current send window.
         cache.getAlertFingerprints().put(fingerprint, alert);
-        
+
         if (shouldSendGroupImmediately(cache)) {
             sendGroupAlert(cache);
             cache.setLastSendTime(System.currentTimeMillis());
-            cache.getAlertFingerprints().clear();
         }
     }
     
@@ -288,21 +284,27 @@ public class AlarmGroupReduce implements DisposableBean {
         
         long now = System.currentTimeMillis();
         String status = determineGroupStatus(cache.getAlertFingerprints().values());
-        
+
+        boolean hasResolvedAlert = cache.getAlertFingerprints().values().stream()
+                .anyMatch(alert -> CommonConstants.ALERT_STATUS_RESOLVED.equals(alert.getStatus()));
+
         // For firing alerts, check repeat interval
         if (CommonConstants.ALERT_STATUS_FIRING.equals(status)) {
             AlertGroupConverge ruleConfig = groupDefines.get(cache.getGroupDefineName());
             long repeatInterval = ruleConfig.getRepeatInterval() != null
                     ? ruleConfig.getRepeatInterval() * MS_PER_SECOND : DEFAULT_REPEAT_INTERVAL;
-            
-            // Skip if within repeat interval
-            if (cache.getLastRepeatTime() > 0 
+
+            // Skip if within repeat interval. The throttle only suppresses repeated firing
+            // notifications; it must never swallow a pending resolved transition, so we still
+            // send when the batch carries a member that has just recovered.
+            if (!hasResolvedAlert
+                && cache.getLastRepeatTime() > 0
                 && now - cache.getLastRepeatTime() < repeatInterval) {
                 return;
             }
             cache.setLastRepeatTime(now);
         }
-        
+
         GroupAlert groupAlert = GroupAlert.builder()
                 .groupKey(cache.getGroupKey())
                 .groupLabels(cache.getGroupLabels())
@@ -313,6 +315,14 @@ public class AlarmGroupReduce implements DisposableBean {
                 .build();
 
         alarmInhibitReduce.inhibitAlarm(groupAlert);
+
+        // The resolved members have now been emitted, so drop them from the group. Firing
+        // members are retained until they recover, keeping the group firing while any member
+        // is still active instead of flushing the whole cache after every send.
+        if (hasResolvedAlert) {
+            cache.getAlertFingerprints().values().removeIf(
+                    alert -> CommonConstants.ALERT_STATUS_RESOLVED.equals(alert.getStatus()));
+        }
     }
     
     private boolean shouldSendGroup(GroupAlertCache cache, long now) {

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/service/AlertService.java

@@ -17,6 +17,7 @@
 
 package org.apache.hertzbeat.alert.service;
 
+import jakarta.servlet.http.HttpServletResponse;
 import java.util.HashSet;
 import java.util.List;
 import org.apache.hertzbeat.alert.dto.AlertSummary;
@@ -40,7 +41,17 @@ public interface AlertService {
      * @return single alerts
      */
     Page<SingleAlert> getSingleAlerts(String status, String search, String sort, String order, int pageIndex, int pageSize);
-    
+
+    /**
+     * export single alerts matching the filters to an Excel sheet
+     * @param status   status
+     * @param search   search
+     * @param sort     sort
+     * @param order    order
+     * @param response servlet response the Excel sheet is written to
+     */
+    void exportSingleAlerts(String status, String search, String sort, String order, HttpServletResponse response);
+
     /**
      * Dynamic conditional query
      * @param status        Alarm Status

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/service/impl/AlertQueryBudgetExecutor.java

@@ -0,0 +1,135 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.alert.service.impl;
+
+import org.apache.hertzbeat.common.entity.dto.query.DatasourceQuery;
+import org.apache.hertzbeat.common.entity.dto.query.DatasourceQueryData;
+import org.apache.hertzbeat.common.support.exception.AlertExpressionException;
+import org.apache.hertzbeat.warehouse.db.QueryExecutor;
+
+import java.math.BigInteger;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * Applies the resource budget shared by alert previews and periodic evaluation.
+ *
+ * <p>The query endpoint uses warehouse credentials and an alert definition runs repeatedly,
+ * so accepting a read-only query is not sufficient on its own. This wrapper limits the input,
+ * the lookback selected by PromQL or Greptime range syntax, and the rows returned to the alert
+ * evaluator. The warehouse client supplies the execution timeout; these checks bound the work
+ * requested and the data retained by the caller.
+ */
+final class AlertQueryBudgetExecutor implements QueryExecutor {
+
+    static final int MAX_QUERY_LENGTH = 8_192;
+
+    static final int MAX_RESULT_ROWS = 1_000;
+
+    private static final BigInteger MAX_RANGE_MILLIS = BigInteger.valueOf(86_400_000L);
+
+    private static final Pattern PROMQL_RANGE = Pattern.compile(
+            "\\[\\s*([0-9]+(?:ms|[smhdwy])(?:\\s*[0-9]+(?:ms|[smhdwy]))*)\\s*(?::[^]]*)?]",
+            Pattern.CASE_INSENSITIVE);
+
+    private static final Pattern SQL_RANGE = Pattern.compile(
+            "\\bRANGE\\s*['\"]\\s*([^'\"]+)\\s*['\"]",
+            Pattern.CASE_INSENSITIVE);
+
+    private static final Pattern DURATION_PART = Pattern.compile("([0-9]+)(ms|[smhdwy])",
+            Pattern.CASE_INSENSITIVE);
+
+    private final QueryExecutor delegate;
+
+    AlertQueryBudgetExecutor(QueryExecutor delegate) {
+        this.delegate = delegate;
+    }
+
+    static void validateInput(String query) {
+        if (query.length() > MAX_QUERY_LENGTH) {
+            throw new AlertExpressionException("Alert query exceeds the 8192 character limit.");
+        }
+        validateRanges(PROMQL_RANGE.matcher(query));
+        validateRanges(SQL_RANGE.matcher(query));
+    }
+
+    private static void validateRanges(Matcher ranges) {
+        while (ranges.find()) {
+            String duration = ranges.group(1).replaceAll("\\s+", "");
+            if (durationMillis(duration).compareTo(MAX_RANGE_MILLIS) > 0) {
+                throw new AlertExpressionException("Alert query range exceeds the one day limit.");
+            }
+        }
+    }
+
+    private static BigInteger durationMillis(String duration) {
+        Matcher parts = DURATION_PART.matcher(duration);
+        BigInteger total = BigInteger.ZERO;
+        int end = 0;
+        while (parts.find()) {
+            if (parts.start() != end) {
+                return BigInteger.ZERO;
+            }
+            BigInteger value = new BigInteger(parts.group(1));
+            total = total.add(value.multiply(unitMillis(parts.group(2))));
+            end = parts.end();
+        }
+        return end == duration.length() ? total : BigInteger.ZERO;
+    }
+
+    private static BigInteger unitMillis(String unit) {
+        return switch (unit.toLowerCase(Locale.ROOT)) {
+            case "ms" -> BigInteger.ONE;
+            case "s" -> BigInteger.valueOf(1_000L);
+            case "m" -> BigInteger.valueOf(60_000L);
+            case "h" -> BigInteger.valueOf(3_600_000L);
+            case "d" -> BigInteger.valueOf(86_400_000L);
+            case "w" -> BigInteger.valueOf(604_800_000L);
+            case "y" -> BigInteger.valueOf(31_536_000_000L);
+            default -> BigInteger.ZERO;
+        };
+    }
+
+    @Override
+    public List<Map<String, Object>> execute(String query) {
+        validateInput(query);
+        List<Map<String, Object>> rows = delegate.execute(query);
+        if (rows != null && rows.size() > MAX_RESULT_ROWS) {
+            throw new AlertExpressionException("Alert query returned more than 1000 rows.");
+        }
+        return rows;
+    }
+
+    @Override
+    public DatasourceQueryData query(DatasourceQuery datasourceQuery) {
+        return delegate.query(datasourceQuery);
+    }
+
+    @Override
+    public String getDatasource() {
+        return delegate.getDatasource();
+    }
+
+    @Override
+    public boolean support(String queryLanguage) {
+        return delegate.support(queryLanguage);
+    }
+}

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/service/impl/AlertServiceImpl.java

@@ -17,21 +17,33 @@
 
 package org.apache.hertzbeat.alert.service.impl;
 
+import cn.afterturn.easypoi.excel.ExcelExportUtil;
+import cn.afterturn.easypoi.excel.entity.ExportParams;
+import cn.afterturn.easypoi.excel.entity.enmus.ExcelType;
 import jakarta.persistence.criteria.Predicate;
+import jakarta.servlet.http.HttpServletResponse;
+import java.io.IOException;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
+import java.time.Instant;
+import java.time.ZoneId;
+import java.time.format.DateTimeFormatter;
 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.hertzbeat.alert.dao.GroupAlertDao;
 import org.apache.hertzbeat.alert.dao.SingleAlertDao;
 import org.apache.hertzbeat.alert.dto.AlertSummary;
+import org.apache.hertzbeat.alert.dto.SingleAlertExportDTO;
 import org.apache.hertzbeat.alert.reduce.AlarmCommonReduce;
 import org.apache.hertzbeat.alert.service.AlertService;
 import org.apache.hertzbeat.common.constants.CommonConstants;
 import org.apache.hertzbeat.common.entity.alerter.GroupAlert;
 import org.apache.hertzbeat.common.entity.alerter.SingleAlert;
+import org.apache.poi.ss.usermodel.Workbook;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.PageRequest;
@@ -47,7 +59,9 @@ import org.springframework.transaction.annotation.Transactional;
 @Transactional(rollbackFor = Exception.class)
 @Slf4j
 public class AlertServiceImpl implements AlertService {
-    
+
+    private static final DateTimeFormatter EXPORT_TIME_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
+
     @Autowired
     private GroupAlertDao groupAlertDao;
     
@@ -59,7 +73,13 @@ public class AlertServiceImpl implements AlertService {
 
     @Override
     public Page<SingleAlert> getSingleAlerts(String status, String search, String sort, String order, int pageIndex, int pageSize) {
-        Specification<SingleAlert> specification = (root, query, criteriaBuilder) -> {
+        Sort sortExp = Sort.by(new Sort.Order(Sort.Direction.fromString(order), sort));
+        PageRequest pageRequest = PageRequest.of(pageIndex, pageSize, sortExp);
+        return singleAlertDao.findAll(buildSingleAlertSpecification(status, search), pageRequest);
+    }
+
+    private Specification<SingleAlert> buildSingleAlertSpecification(String status, String search) {
+        return (root, query, criteriaBuilder) -> {
             List<Predicate> andList = new ArrayList<>();
             if (status != null) {
                 Predicate predicate = criteriaBuilder.equal(root.get("status"), status);
@@ -88,9 +108,54 @@ public class AlertServiceImpl implements AlertService {
                 return query.where(andPredicate, orPredicate).getRestriction();
             }
         };
+    }
+
+    @Override
+    public void exportSingleAlerts(String status, String search, String sort, String order, HttpServletResponse response) {
         Sort sortExp = Sort.by(new Sort.Order(Sort.Direction.fromString(order), sort));
-        PageRequest pageRequest = PageRequest.of(pageIndex, pageSize, sortExp);
-        return singleAlertDao.findAll(specification, pageRequest);
+        List<SingleAlert> alerts = singleAlertDao.findAll(buildSingleAlertSpecification(status, search), sortExp);
+        // easypoi mutates the list in place, so it must be mutable (not Stream.toList()).
+        List<SingleAlertExportDTO> rows = alerts.stream().map(this::toExportRow).collect(Collectors.toList());
+        try (Workbook workbook = ExcelExportUtil.exportExcel(
+                new ExportParams("Alert Records", "Alerts", ExcelType.XSSF), SingleAlertExportDTO.class, rows)) {
+            String fileName = "hertzbeat_alerts_" + System.currentTimeMillis() + ".xlsx";
+            response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
+            response.setHeader("Content-Disposition", "attachment;filename=" + fileName);
+            workbook.write(response.getOutputStream());
+        } catch (IOException e) {
+            log.error("export alerts to excel error: {}", e.getMessage(), e);
+            throw new RuntimeException("Failed to export alerts", e);
+        }
+    }
+
+    private SingleAlertExportDTO toExportRow(SingleAlert alert) {
+        SingleAlertExportDTO row = new SingleAlertExportDTO();
+        row.setStatus(alert.getStatus());
+        row.setContent(alert.getContent());
+        row.setLabels(mapToString(alert.getLabels()));
+        row.setAnnotations(mapToString(alert.getAnnotations()));
+        row.setFingerprint(alert.getFingerprint());
+        row.setTriggerTimes(alert.getTriggerTimes());
+        row.setStartAt(formatEpochMilli(alert.getStartAt()));
+        row.setActiveAt(formatEpochMilli(alert.getActiveAt()));
+        row.setEndAt(formatEpochMilli(alert.getEndAt()));
+        return row;
+    }
+
+    private String mapToString(Map<String, String> map) {
+        if (map == null || map.isEmpty()) {
+            return "";
+        }
+        return map.entrySet().stream()
+                .map(entry -> entry.getKey() + "=" + entry.getValue())
+                .collect(Collectors.joining("; "));
+    }
+
+    private String formatEpochMilli(Long epochMilli) {
+        if (epochMilli == null) {
+            return "";
+        }
+        return EXPORT_TIME_FORMATTER.format(Instant.ofEpochMilli(epochMilli).atZone(ZoneId.systemDefault()));
     }
 
     @Override

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/service/impl/AlibabaSmsClientImpl.java

@@ -78,27 +78,30 @@ public class AlibabaSmsClientImpl implements SmsClient {
 
     @Override
     public void sendMessage(NoticeReceiver receiver, NoticeTemplate noticeTemplate, GroupAlert alert) {
-        // Extract alert info
-        String instance = null;
-        String priority = null;
-        String content = null;
-        if (alert.getCommonLabels() != null) {
-            instance = alert.getCommonLabels().get("instance");
-            priority = alert.getCommonLabels().get("priority");
-            content = alert.getCommonAnnotations().get("summary");
-            content = content == null ? alert.getCommonAnnotations().get("description") : content;
-            if (content == null) {
-                content = alert.getCommonAnnotations().values().stream().findFirst().orElse(null);
+        sendSms(receiver.getPhone(), buildTemplateParam(alert));
+    }
+
+    // Aliyun rejects the whole request when any template variable is null or blank,
+    // so every value must fall back to non-blank text
+    String buildTemplateParam(GroupAlert alert) {
+        Map<String, String> labels = alert.getCommonLabels() == null ? Map.of() : alert.getCommonLabels();
+        Map<String, String> annotations = alert.getCommonAnnotations() == null ? Map.of() : alert.getCommonAnnotations();
+
+        Map<String, String> templateParam = new HashMap<>();
+        templateParam.put("instance", firstNonBlank(labels.get("instance"), alert.getGroupKey(), "unknown"));
+        templateParam.put("priority", firstNonBlank(labels.get("priority"), "unknown"));
+        templateParam.put("content", firstNonBlank(annotations.get("summary"), annotations.get("description"),
+                annotations.values().stream().findFirst().orElse(null), "alert triggered"));
+        return JsonUtil.toJson(templateParam);
+    }
+
+    private static String firstNonBlank(String... values) {
+        for (String value : values) {
+            if (value != null && !value.isBlank()) {
+                return value;
             }
         }
-
-        // Build template parameters
-        Map<String, String> templateParam = new HashMap<>();
-        templateParam.put("instance", instance == null ? alert.getGroupKey() : instance);
-        templateParam.put("priority", priority == null ? "unknown" : priority);
-        templateParam.put("content", content);
-
-        sendSms(receiver.getPhone(), JsonUtil.toJson(templateParam));
+        return "unknown";
     }
 
     private void sendSms(String phoneNumber, String templateParam) {

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/service/impl/DataSourceServiceImpl.java

@@ -31,7 +31,6 @@ import org.apache.hertzbeat.alert.expr.AlertExpressionLexer;
 import org.apache.hertzbeat.alert.expr.AlertExpressionParser;
 import org.apache.hertzbeat.alert.service.DataSourceService;
 import org.apache.hertzbeat.common.support.exception.AlertExpressionException;
-import org.apache.hertzbeat.common.support.valid.SqlSecurityException;
 import org.apache.hertzbeat.common.support.valid.SqlSecurityValidator;
 import org.apache.hertzbeat.common.util.ResourceBundleUtil;
 import org.apache.hertzbeat.warehouse.constants.WarehouseConstants;
@@ -58,6 +57,13 @@ public class DataSourceServiceImpl implements DataSourceService {
      */
     private static final List<String> DEFAULT_ALLOWED_TABLES = List.of(WarehouseConstants.LOG_TABLE_NAME);
 
+    /**
+     * The policy for an alert expression is read only within the configured database. Metric
+     * tables are created per metric on demand, so an exact table whitelist would reject every
+     * legitimate metric query.
+     */
+    private static final SqlSecurityValidator EXPRESSION_SQL_VALIDATOR = SqlSecurityValidator.selectOnly();
+
     protected ResourceBundle bundle = ResourceBundleUtil.getBundle("alerter");
 
     @Setter
@@ -82,6 +88,7 @@ public class DataSourceServiceImpl implements DataSourceService {
         if (!StringUtils.hasText(expr)) {
             throw new IllegalArgumentException("Empty expression");
         }
+        AlertQueryBudgetExecutor.validateInput(expr);
         if (executors == null || executors.isEmpty()) {
             throw new IllegalArgumentException(bundle.getString("alerter.datasource.executor.not.found"));
         }
@@ -93,7 +100,7 @@ public class DataSourceServiceImpl implements DataSourceService {
         // replace all white space
         expr = expr.replaceAll("\\s+", " ");
         try {
-            return evaluate(expr, executor);
+            return evaluate(expr, guardSql(new AlertQueryBudgetExecutor(executor), EXPRESSION_SQL_VALIDATOR));
         } catch (AlertExpressionException ae) {
             log.error("Calculate query parse error, datasource: {}, expr: {}, msg: {}", datasource, expr, ae.getMessage(), ae);
             throw ae;
@@ -108,6 +115,7 @@ public class DataSourceServiceImpl implements DataSourceService {
         if (!StringUtils.hasText(expr)) {
             throw new IllegalArgumentException("Empty expression");
         }
+        AlertQueryBudgetExecutor.validateInput(expr);
         if (executors == null || executors.isEmpty()) {
             throw new IllegalArgumentException(bundle.getString("alerter.datasource.executor.not.found"));
         }
@@ -119,13 +127,11 @@ public class DataSourceServiceImpl implements DataSourceService {
         // replace all white space
         expr = expr.replaceAll("\\s+", " ");
 
-        // SQL security validation for SQL-based datasources
-        if (isSqlDatasource(datasource)) {
-            validateSqlSecurity(expr);
-        }
-
         try {
-            return executor.execute(expr);
+            return guardSql(new AlertQueryBudgetExecutor(executor), sqlSecurityValidator).execute(expr);
+        } catch (AlertExpressionException ae) {
+            // A statement the policy rejected, whose message names the part it broke.
+            throw ae;
         } catch (Exception e) {
             log.error("Error executing query on datasource {}: {}", datasource, e.getMessage());
             throw new AlertExpressionException(e.getMessage());
@@ -133,22 +139,22 @@ public class DataSourceServiceImpl implements DataSourceService {
     }
 
     /**
-     * Check if the datasource is SQL-based
+     * Wraps an executor that speaks sql so that nothing runs on it unvalidated.
+     *
+     * <p>The decision is made from the executor rather than from the datasource string the
+     * caller passed, because the executor is what actually holds the database credentials.
+     * A datasource that does not speak sql is handed back untouched: a promql endpoint takes
+     * a query string, not a statement, and running it through a sql parser would only reject
+     * valid promql.
+     * @param executor Executor chosen for this datasource
+     * @param validator Policy to enforce, read only for expressions and whitelisting for raw log queries
+     * @return The executor, guarded when it speaks sql
      */
-    private boolean isSqlDatasource(String datasource) {
-        return datasource != null && datasource.equalsIgnoreCase(WarehouseConstants.SQL);
-    }
-
-    /**
-     * Validate SQL statement for security
-     */
-    private void validateSqlSecurity(String sql) {
-        try {
-            sqlSecurityValidator.validate(sql);
-        } catch (SqlSecurityException e) {
-            log.warn("SQL security validation failed: {}", e.getMessage());
-            throw new AlertExpressionException("SQL security validation failed: " + e.getMessage());
+    private QueryExecutor guardSql(QueryExecutor executor, SqlSecurityValidator validator) {
+        if (!executor.support(WarehouseConstants.SQL)) {
+            return executor;
         }
+        return new SqlValidatingQueryExecutor(executor, validator);
     }
 
     private List<Map<String, Object>> evaluate(String expr, QueryExecutor executor) {

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/service/impl/NoticeConfigServiceImpl.java

@@ -377,7 +377,8 @@ public class NoticeConfigServiceImpl implements NoticeConfigService, CommandLine
             .status("firing")
             .build();
         GroupAlert groupAlert = GroupAlert.builder()
-            .commonLabels(Map.of(CommonConstants.LABEL_ALERT_NAME, "CPU Usage Alert"))
+            .commonLabels(Map.of(CommonConstants.LABEL_ALERT_NAME, "CPU Usage Alert",
+                CommonConstants.LABEL_INSTANCE, "127.0.0.1"))
             .commonAnnotations(annotations)
             .alerts(List.of(singleAlert1, singleAlert2))
             .status("firing")

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/service/impl/SqlValidatingQueryExecutor.java

@@ -0,0 +1,83 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.alert.service.impl;
+
+import org.apache.hertzbeat.common.entity.dto.query.DatasourceQuery;
+import org.apache.hertzbeat.common.entity.dto.query.DatasourceQueryData;
+import org.apache.hertzbeat.common.support.exception.AlertExpressionException;
+import org.apache.hertzbeat.common.support.valid.SqlSecurityException;
+import org.apache.hertzbeat.common.support.valid.SqlSecurityValidator;
+import org.apache.hertzbeat.warehouse.db.QueryExecutor;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * A sql executor that validates before it runs anything.
+ *
+ * <p>An alert expression reaches a query executor by several routes: the {@code sql("...")}
+ * and {@code promql("...")} spellings both carry an arbitrary string, a bare select is
+ * parsed by the expression grammar itself, and each of them is evaluated for the preview
+ * endpoint and for the periodic evaluation loop alike. All of them end at
+ * {@link QueryExecutor#execute(String)}, which runs the string with the server side database
+ * credentials.
+ *
+ * <p>Guarding that one method rather than each route is what makes the check complete: the
+ * spelling an expression happens to use does not decide whether the statement is checked,
+ * the database it lands on does. It also means a route added later is covered without anyone
+ * remembering to add a call.
+ */
+public class SqlValidatingQueryExecutor implements QueryExecutor {
+
+    private final QueryExecutor delegate;
+
+    private final SqlSecurityValidator validator;
+
+    public SqlValidatingQueryExecutor(QueryExecutor delegate, SqlSecurityValidator validator) {
+        this.delegate = delegate;
+        this.validator = validator;
+    }
+
+    @Override
+    public List<Map<String, Object>> execute(String query) {
+        try {
+            validator.validate(query);
+        } catch (SqlSecurityException e) {
+            // AlertExpressionException rather than a generic failure: it is the type
+            // DataSourceServiceImpl rethrows untouched and the preview endpoint turns into a
+            // 400, so the author of the rule sees which part of the policy the statement broke
+            throw new AlertExpressionException("SQL security validation failed: " + e.getMessage());
+        }
+        return delegate.execute(query);
+    }
+
+    @Override
+    public DatasourceQueryData query(DatasourceQuery datasourceQuery) {
+        return delegate.query(datasourceQuery);
+    }
+
+    @Override
+    public String getDatasource() {
+        return delegate.getDatasource();
+    }
+
+    @Override
+    public boolean support(String queryLanguage) {
+        return delegate.support(queryLanguage);
+    }
+}

hertzbeat-alerter/src/test/java/org/apache/hertzbeat/alert/config/AlertSseManagerTest.java

@@ -17,25 +17,30 @@
 
 package org.apache.hertzbeat.alert.config;
 
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-import org.springframework.web.servlet.mvc.method.annotation.SseEmitter;
-
-import java.lang.reflect.Field;
-import java.util.HashMap;
-import java.util.Map;
-
-import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
 import static org.junit.jupiter.api.Assertions.assertThrows;
-import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.Mockito.doThrow;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import java.lang.reflect.Field;
+import java.util.Map;
+import java.util.stream.Collectors;
+import org.apache.hertzbeat.common.support.SseEmitterRegistry;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.server.ResponseStatusException;
+import org.springframework.web.servlet.mvc.method.annotation.SseEmitter;
 
 /**
- * alert sse manager test
+ * Test case for {@link AlertSseManager}.
+ *
+ * <p>Note: how a subscription is bounded and cleaned up is covered by
+ * {@code SseEmitterRegistryTest}; what is left here is what makes this stream the alert one.
  */
-public class AlertSseManagerTest {
+class AlertSseManagerTest {
 
     private AlertSseManager alertSseManager;
 
@@ -44,26 +49,51 @@ public class AlertSseManagerTest {
         alertSseManager = new AlertSseManager();
     }
 
+    /**
+     * The ui subscribes by event name, so an alert delivered under any other name reaches
+     * nobody even though the connection is up.
+     */
     @Test
-    void testCompleteThrowsException() throws Exception {
-        SseEmitter emitter = alertSseManager.createEmitter(1L);
-        assertNotNull(emitter);
+    void testAlertsAreDeliveredUnderTheAlertEventName() throws Exception {
+        alertSseManager.createEmitter(1L);
+        final SseEmitter subscriber = mock(SseEmitter.class);
+        emitters().put(1L, subscriber);
 
-        Map<Long, SseEmitter> emitters = new HashMap<>();
-        SseEmitter spyEmitter = mock(SseEmitter.class);
-        
-        doThrow(new IllegalStateException("Simulated output stream error")).when(spyEmitter).send(any(SseEmitter.SseEventBuilder.class));
-        doThrow(new RuntimeException("Complete failed")).when(spyEmitter).complete();
-        
-        emitters.put(1L, spyEmitter);
+        alertSseManager.broadcast("{\"id\":1}");
 
-        Field emittersField = AlertSseManager.class.getDeclaredField("emitters");
-        emittersField.setAccessible(true);
-        emittersField.set(alertSseManager, emitters);
-
-        assertThrows(RuntimeException.class, () -> alertSseManager.broadcast("{\"id\":1,\"content\":\"Test alert\"}"));
-        Map<Long, SseEmitter> currentEmitters = (Map<Long, SseEmitter>) emittersField.get(alertSseManager);
-        assertFalse(currentEmitters.containsKey(1L), "Emitter should still exist because complete() threw exception");
+        final ArgumentCaptor<SseEmitter.SseEventBuilder> event =
+                ArgumentCaptor.forClass(SseEmitter.SseEventBuilder.class);
+        verify(subscriber).send(event.capture());
+        final String rendered = event.getValue().build().stream()
+                .map(part -> String.valueOf(part.getData()))
+                .collect(Collectors.joining());
+        assertTrue(rendered.contains("event:ALERT_EVENT"), "alerts must be delivered as ALERT_EVENT, was " + rendered);
+        assertTrue(rendered.contains("{\"id\":1}"), "the alert payload must be delivered as is, was " + rendered);
     }
 
-}
+    /**
+     * The manager has to hand its subscriptions to a registry rather than hold them itself,
+     * otherwise none of the bounds that registry enforces apply to this stream.
+     */
+    @Test
+    void testSubscriptionsAreBoundedByTheRegistry() {
+        alertSseManager.setMaxEmitters(1);
+
+        assertNotNull(alertSseManager.createEmitter(1L));
+        final ResponseStatusException thrown =
+                assertThrows(ResponseStatusException.class, () -> alertSseManager.createEmitter(2L));
+
+        assertEquals(HttpStatus.SERVICE_UNAVAILABLE, thrown.getStatusCode());
+        assertEquals(1, alertSseManager.subscriptionCount());
+    }
+
+    @SuppressWarnings("unchecked")
+    private Map<Long, SseEmitter> emitters() throws Exception {
+        final Field registryField = AlertSseManager.class.getDeclaredField("registry");
+        registryField.setAccessible(true);
+        final Object registry = registryField.get(alertSseManager);
+        final Field emittersField = SseEmitterRegistry.class.getDeclaredField("emitters");
+        emittersField.setAccessible(true);
+        return (Map<Long, SseEmitter>) emittersField.get(registry);
+    }
+}

hertzbeat-alerter/src/test/java/org/apache/hertzbeat/alert/controller/NoticeConfigControllerTest.java

@@ -30,6 +30,7 @@ import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.
 import java.util.Arrays;
 import java.util.List;
 import java.util.Optional;
+import org.apache.hertzbeat.alert.AlerterProperties;
 import org.apache.hertzbeat.alert.service.impl.NoticeConfigServiceImpl;
 import org.apache.hertzbeat.alert.util.NoticeReceiverMaskUtil;
 import org.apache.hertzbeat.common.constants.CommonConstants;
@@ -64,6 +65,9 @@ class NoticeConfigControllerTest {
     @Mock
     private NoticeConfigServiceImpl noticeConfigService;
 
+    @Mock
+    private AlerterProperties alerterProperties;
+
     @InjectMocks
     private NoticeConfigController noticeConfigController;
 
@@ -510,4 +514,42 @@ class NoticeConfigControllerTest {
                 .andExpect(jsonPath("$.code").value((int) CommonConstants.SUCCESS_CODE))
                 .andReturn();
     }
+
+    @Test
+    void previewNoticeTemplate() throws Exception {
+        NoticeTemplate noticeTemplate = new NoticeTemplate();
+        noticeTemplate.setId(5L);
+        noticeTemplate.setName("preview-test");
+        noticeTemplate.setType((byte) 5);
+        noticeTemplate.setContent("""
+                [${title}] status=${status}
+                <#list alerts as alert>
+                ${alert.labels.alertname} - ${alert.content}
+                </#list>""");
+        when(alerterProperties.getConsoleUrl()).thenReturn("http://localhost:1157");
+
+        this.mockMvc.perform(post("/api/notice/template/preview")
+                        .contentType(MediaType.APPLICATION_JSON)
+                        .content(JsonUtil.toJson(noticeTemplate)))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value((int) CommonConstants.SUCCESS_CODE))
+                .andExpect(jsonPath("$.data").value(org.hamcrest.Matchers.containsString("HighCPUUsage")))
+                .andReturn();
+    }
+
+    @Test
+    void previewNoticeTemplateWithInvalidContent() throws Exception {
+        NoticeTemplate noticeTemplate = new NoticeTemplate();
+        noticeTemplate.setId(5L);
+        noticeTemplate.setName("preview-test-invalid");
+        noticeTemplate.setType((byte) 5);
+        noticeTemplate.setContent("${undefinedVariable}");
+
+        this.mockMvc.perform(post("/api/notice/template/preview")
+                        .contentType(MediaType.APPLICATION_JSON)
+                        .content(JsonUtil.toJson(noticeTemplate)))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value((int) CommonConstants.FAIL_CODE))
+                .andReturn();
+    }
 }

hertzbeat-alerter/src/test/java/org/apache/hertzbeat/alert/expr/AlertExpressionEvalVisitorTest.java

@@ -864,10 +864,55 @@ class AlertExpressionEvalVisitorTest {
         assertEquals(0, result.get(0).get("__value__"));
     }
 
+    @Test
+    void testSqlCallRunsPlainRead() {
+        when(mockExecutor.execute("select value from cpu where host = 'server1'"))
+                .thenReturn(List.of(new HashMap<>(Map.of("__value__", 80.0))));
+
+        final List<Map<String, Object>> result =
+                evaluate("sql(\"select value from cpu where host = 'server1'\") > 70");
+
+        assertEquals(1, result.size());
+        assertEquals(80.0, result.get(0).get("__value__"));
+    }
+
+    /**
+     * Subqueries and nested aggregation are supported in alert expressions, and with every
+     * metric table already readable, rejecting them would cost features without denying an
+     * attacker anything. The policy stops at read only on purpose.
+     */
+    @Test
+    void testSqlCallKeepsSubqueriesWorking() {
+        final String sql = "select value from cpu where host = (select host from hosts limit 1)";
+        when(mockExecutor.execute(sql)).thenReturn(List.of(new HashMap<>(Map.of("__value__", 80.0))));
+
+        final List<Map<String, Object>> result = evaluate("sql(\"" + sql + "\") > 70");
+
+        assertEquals(1, result.size());
+        assertEquals(80.0, result.get(0).get("__value__"));
+    }
+
+    /**
+     * The visitor hands both spellings to the executor as written. Whether a statement is
+     * allowed to run is decided by the executor it lands on, see
+     * {@code DataSourceServiceTest}, so promql keeps working for text that is not valid sql
+     * at all.
+     */
+    @Test
+    void testBothCallSpellingsReachTheExecutorAsWritten() {
+        when(mockExecutor.execute("rate(http_requests_total[5m])"))
+                .thenReturn(List.of(new HashMap<>(Map.of("__value__", 80.0))));
+
+        final List<Map<String, Object>> result = evaluate("promql(\"rate(http_requests_total[5m])\") > 70");
+
+        assertEquals(1, result.size());
+        assertEquals(80.0, result.get(0).get("__value__"));
+    }
+
     private List<Map<String, Object>> evaluate(String expression) {
         AlertExpressionLexer lexer = new AlertExpressionLexer(CharStreams.fromString(expression));
         CommonTokenStream tokens = new CommonTokenStream(lexer);
         AlertExpressionParser parser = new AlertExpressionParser(tokens);
         return new AlertExpressionEvalVisitor(mockExecutor, tokens).visit(parser.expression());
     }
-}
+}

hertzbeat-alerter/src/test/java/org/apache/hertzbeat/alert/notice/impl/EmailAlertNotifyHandlerImplTest.java

@@ -17,6 +17,8 @@
 
 package org.apache.hertzbeat.alert.notice.impl;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNull;
 import static org.junit.jupiter.api.Assertions.assertThrows;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.lenient;
@@ -124,6 +126,40 @@ class EmailAlertNotifyHandlerImplTest {
         verify(mailSender).send(any(MimeMessage.class));
     }
 
+    @Test
+    public void testSkipSslCertVerifyTrustsAllHosts() throws Exception {
+        Properties props = stubMailConfig(false);
+        emailAlertNotifyHandler.send(receiver, template, groupAlert);
+        assertEquals("*", props.get("mail.smtp.ssl.trust"));
+        assertEquals("false", props.get("mail.smtp.ssl.checkserveridentity"));
+    }
+
+    @Test
+    public void testEnableSslCertVerifyClearsStaleTrustProps() throws Exception {
+        Properties props = stubMailConfig(true);
+        props.put("mail.smtp.ssl.trust", "*");
+        props.put("mail.smtp.ssl.checkserveridentity", "false");
+        emailAlertNotifyHandler.send(receiver, template, groupAlert);
+        assertNull(props.get("mail.smtp.ssl.trust"));
+        assertNull(props.get("mail.smtp.ssl.checkserveridentity"));
+    }
+
+    private Properties stubMailConfig(boolean sslCertVerify) {
+        MailServerConfig config = new MailServerConfig();
+        config.setEmailHost("smtp.example.com");
+        config.setEmailPort(465);
+        config.setEmailUsername("sender@example.com");
+        config.setEmailPassword("password");
+        config.setEnable(true);
+        config.setEmailSslCertVerify(sslCertVerify);
+        when(generalConfigDao.findByType(any()))
+                .thenReturn(GeneralConfig.builder().content(JsonUtil.toJson(config)).build());
+        Properties props = new Properties();
+        when(mailSender.getJavaMailProperties()).thenReturn(props);
+        when(mailSender.createMimeMessage()).thenReturn(mimeMessage);
+        return props;
+    }
+
     @Test
     public void testNotifyAlertFailure() {
         when(mailSender.createMimeMessage()).thenThrow(new RuntimeException("Test Error"));

hertzbeat-alerter/src/test/java/org/apache/hertzbeat/alert/reduce/AlarmGroupReduceTest.java

@@ -24,12 +24,14 @@ import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.argThat;
+import static org.mockito.Mockito.atLeastOnce;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
@@ -38,10 +40,12 @@ import java.util.concurrent.atomic.AtomicInteger;
 import org.apache.hertzbeat.alert.dao.AlertGroupConvergeDao;
 import org.apache.hertzbeat.common.config.VirtualThreadProperties;
 import org.apache.hertzbeat.common.entity.alerter.AlertGroupConverge;
+import org.apache.hertzbeat.common.entity.alerter.GroupAlert;
 import org.apache.hertzbeat.common.entity.alerter.SingleAlert;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
@@ -146,6 +150,87 @@ class AlarmGroupReduceTest {
         assertEquals(1, maxConcurrent.get());
     }
 
+    /**
+     * Regression for issue #4160 (Bug 1): while one member of a group is still firing, the
+     * recovery of another member must not flip the whole group to resolved. The group has to
+     * stay firing until every member has actually cleared.
+     */
+    @Test
+    void whenOneMemberRecoversButAnotherStillFiring_groupMustNotResolve() {
+        AlertGroupConverge rule = groupRule();
+        alarmGroupReduce.refreshGroupDefines(Collections.singletonList(rule));
+
+        alarmGroupReduce.processGroupAlert(alert("cpu", "firing", "host1"));
+        alarmGroupReduce.processGroupAlert(alert("mem", "firing", "host1"));
+        // First group send: both members firing.
+        alarmGroupReduce.runCheckAndSendGroups();
+
+        // CPU recovers, memory is still firing.
+        alarmGroupReduce.processGroupAlert(alert("cpu", "resolved", "host1"));
+        alarmGroupReduce.runCheckAndSendGroups();
+
+        ArgumentCaptor<GroupAlert> captor = ArgumentCaptor.forClass(GroupAlert.class);
+        verify(alarmInhibitReduce, atLeastOnce()).inhibitAlarm(captor.capture());
+        List<GroupAlert> groups = captor.getAllValues();
+
+        // Memory never recovered, so no group push may ever carry a resolved group status.
+        assertTrue(groups.stream().noneMatch(g -> "resolved".equals(g.getStatus())),
+                "group wrongly resolved while a member alert was still firing");
+        // The CPU recovery is still communicated, inside a group that stays firing.
+        assertTrue(groups.stream().anyMatch(g -> "firing".equals(g.getStatus())
+                        && g.getAlerts().stream().anyMatch(
+                                a -> "cpu".equals(a.getFingerprint()) && "resolved".equals(a.getStatus()))),
+                "CPU recovery was not communicated within the still-firing group");
+    }
+
+    /**
+     * Regression for issue #4160 (Bug 2): a resolved transition that happens while the group is
+     * firing and inside the firing repeat-interval window must still be emitted. The firing
+     * throttle may only suppress repeated firing notifications, never a pending recovery.
+     */
+    @Test
+    void whenMemberRecoversInsideRepeatInterval_recoveryMustStillBeEmitted() {
+        AlertGroupConverge rule = groupRule();
+        alarmGroupReduce.refreshGroupDefines(Collections.singletonList(rule));
+
+        alarmGroupReduce.processGroupAlert(alert("cpu", "firing", "host1"));
+        alarmGroupReduce.processGroupAlert(alert("mem", "firing", "host1"));
+        // First send arms the firing repeat-interval throttle.
+        alarmGroupReduce.runCheckAndSendGroups();
+
+        // CPU keeps firing, memory recovers within the repeat interval.
+        alarmGroupReduce.processGroupAlert(alert("cpu", "firing", "host1"));
+        alarmGroupReduce.processGroupAlert(alert("mem", "resolved", "host1"));
+        alarmGroupReduce.runCheckAndSendGroups();
+
+        ArgumentCaptor<GroupAlert> captor = ArgumentCaptor.forClass(GroupAlert.class);
+        verify(alarmInhibitReduce, atLeastOnce()).inhibitAlarm(captor.capture());
+        List<GroupAlert> groups = captor.getAllValues();
+
+        assertTrue(groups.stream().anyMatch(g -> g.getAlerts().stream().anyMatch(
+                        a -> "mem".equals(a.getFingerprint()) && "resolved".equals(a.getStatus()))),
+                "memory recovery was silently dropped by the firing repeat-interval throttle");
+    }
+
+    private AlertGroupConverge groupRule() {
+        AlertGroupConverge rule = new AlertGroupConverge();
+        rule.setName("test-rule");
+        rule.setGroupLabels(Collections.singletonList("instance"));
+        rule.setGroupWait(0L);
+        rule.setGroupInterval(0L);
+        rule.setRepeatInterval(3600L);
+        return rule;
+    }
+
+    private SingleAlert alert(String fingerprint, String status, String instance) {
+        return SingleAlert.builder()
+                .fingerprint(fingerprint)
+                .status(status)
+                .labels(createLabels("instance", instance))
+                .annotations(new HashMap<>())
+                .build();
+    }
+
     private Map<String, String> createLabels(String... keyValues) {
         Map<String, String> labels = new HashMap<>();
         for (int i = 0; i < keyValues.length; i += 2) {

hertzbeat-alerter/src/test/java/org/apache/hertzbeat/alert/service/DataSourceServiceTest.java

@@ -787,4 +787,111 @@ class DataSourceServiceTest {
                 () -> dataSourceService.query("sql", "SELEC * FORM hertzbeat_logs"));
         verify(mockExecutor, never()).execute(anyString());
     }
+
+    /**
+     * The expression grammar offers three ways to reach the executor, and the datasource the
+     * caller names is what picks that executor. So a statement written with the
+     * {@code promql("...")} spelling still lands on the sql executor, with the server side
+     * database credentials behind it, whenever the caller names the sql datasource: whether a
+     * statement may run cannot be decided from the spelling.
+     */
+    @Test
+    void calculateRejectsWritesWhateverSpellingTheyArrivedIn() {
+        final QueryExecutor mockExecutor = Mockito.mock(QueryExecutor.class);
+        when(mockExecutor.support("sql")).thenReturn(true);
+        dataSourceService.setExecutors(List.of(mockExecutor));
+
+        assertThrows(AlertExpressionException.class,
+                () -> dataSourceService.calculate("sql", "sql(\"drop table cpu\") > 0"));
+        assertThrows(AlertExpressionException.class,
+                () -> dataSourceService.calculate("sql", "promql(\"drop table cpu\") > 0"));
+        assertThrows(AlertExpressionException.class,
+                () -> dataSourceService.calculate("sql", "sql(\"select 1; drop table cpu\") > 0"));
+        verify(mockExecutor, never()).execute(anyString());
+    }
+
+    /**
+     * Only a datasource that speaks sql is guarded. A promql endpoint takes a query string
+     * rather than a statement, so running it through a sql parser would reject valid promql
+     * without denying an attacker anything.
+     */
+    @Test
+    void calculateLeavesPromqlDatasourcesAlone() {
+        final QueryExecutor mockExecutor = Mockito.mock(QueryExecutor.class);
+        when(mockExecutor.support("promql")).thenReturn(true);
+        when(mockExecutor.execute(anyString())).thenReturn(List.of(new HashMap<>(Map.of("__value__", 100.0))));
+        dataSourceService.setExecutors(List.of(mockExecutor));
+
+        final List<Map<String, Object>> result = dataSourceService.calculate(
+                "promql", "promql(\"rate(http_requests_total[5m])\") > 70");
+
+        assertEquals(1, result.size());
+        verify(mockExecutor).execute("rate(http_requests_total[5m])");
+    }
+
+    /**
+     * A read still has to run, including the GreptimeDB range query syntax that the sql
+     * parser cannot read.
+     */
+    @Test
+    void calculateStillRunsReadsOnSqlDatasources() {
+        final QueryExecutor mockExecutor = Mockito.mock(QueryExecutor.class);
+        when(mockExecutor.support("sql")).thenReturn(true);
+        when(mockExecutor.execute(anyString())).thenReturn(List.of(new HashMap<>(Map.of("__value__", 100.0))));
+        dataSourceService.setExecutors(List.of(mockExecutor));
+
+        final String rangeQuery = "select avg(value) RANGE '10s' from cpu ALIGN '5s'";
+        final List<Map<String, Object>> result =
+                dataSourceService.calculate("sql", "sql(\"" + rangeQuery + "\") > 70");
+
+        assertEquals(1, result.size());
+        verify(mockExecutor).execute(rangeQuery);
+    }
+
+    @Test
+    void rejectsQueriesThatExceedTheInputBudget() {
+        QueryExecutor mockExecutor = Mockito.mock(QueryExecutor.class);
+        when(mockExecutor.support("promql")).thenReturn(true);
+        dataSourceService.setExecutors(List.of(mockExecutor));
+
+        String oversized = "m".repeat(8193);
+        assertThrows(AlertExpressionException.class,
+                () -> dataSourceService.query("promql", oversized));
+        verify(mockExecutor, never()).execute(anyString());
+    }
+
+    @Test
+    void rejectsPromqlAndSqlRangesBeyondOneDay() {
+        QueryExecutor promqlExecutor = Mockito.mock(QueryExecutor.class);
+        when(promqlExecutor.support("promql")).thenReturn(true);
+        dataSourceService.setExecutors(List.of(promqlExecutor));
+
+        assertThrows(AlertExpressionException.class,
+                () -> dataSourceService.query("promql", "rate(http_requests_total[2d])"));
+        verify(promqlExecutor, never()).execute(anyString());
+
+        QueryExecutor sqlExecutor = Mockito.mock(QueryExecutor.class);
+        when(sqlExecutor.support("sql")).thenReturn(true);
+        dataSourceService.setExecutors(List.of(sqlExecutor));
+
+        assertThrows(AlertExpressionException.class,
+                () -> dataSourceService.calculate(
+                        "sql", "sql(\"select avg(value) RANGE '2d' from cpu ALIGN '5m'\") > 1"));
+        verify(sqlExecutor, never()).execute(anyString());
+    }
+
+    @Test
+    void rejectsResultSetsBeyondTheAlertBudget() {
+        QueryExecutor mockExecutor = Mockito.mock(QueryExecutor.class);
+        when(mockExecutor.support("promql")).thenReturn(true);
+        List<Map<String, Object>> rows = new ArrayList<>();
+        for (int index = 0; index < 1001; index++) {
+            rows.add(Map.of("__value__", index));
+        }
+        when(mockExecutor.execute("metric_name")).thenReturn(rows);
+        dataSourceService.setExecutors(List.of(mockExecutor));
+
+        assertThrows(AlertExpressionException.class,
+                () -> dataSourceService.query("promql", "metric_name"));
+    }
 }

hertzbeat-alerter/src/test/java/org/apache/hertzbeat/alert/service/impl/AlibabaSmsClientImplTest.java

@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.alert.service.impl;
+
+import java.util.Map;
+import org.apache.hertzbeat.common.entity.alerter.GroupAlert;
+import org.apache.hertzbeat.common.util.JsonUtil;
+import org.junit.jupiter.api.Test;
+import tools.jackson.core.type.TypeReference;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+/**
+ * Test case for {@link AlibabaSmsClientImpl}: Aliyun rejects a template variable
+ * whose value is null or blank, so the built param JSON must never contain one.
+ */
+class AlibabaSmsClientImplTest {
+
+    private final AlibabaSmsClientImpl client = new AlibabaSmsClientImpl(null);
+
+    private Map<String, String> params(GroupAlert alert) {
+        return JsonUtil.fromJson(client.buildTemplateParam(alert), new TypeReference<>() { });
+    }
+
+    @Test
+    void testAlertShapedLikeSendTestMsgHasNoNullVariables() {
+        GroupAlert alert = GroupAlert.builder()
+                .commonLabels(Map.of("alertname", "CPU Usage Alert"))
+                .commonAnnotations(Map.of("suggest", "Please check the CPU usage of the server"))
+                .build();
+
+        Map<String, String> params = params(alert);
+        assertEquals(3, params.size());
+        params.forEach((k, v) -> assertFalse(v == null || v.isBlank(), k + " must not be null/blank"));
+        assertEquals("unknown", params.get("instance"));
+    }
+
+    @Test
+    void alertWithoutLabelsAndAnnotationsHasNoNullVariables() {
+        Map<String, String> params = params(GroupAlert.builder().build());
+        params.forEach((k, v) -> assertFalse(v == null || v.isBlank(), k + " must not be null/blank"));
+    }
+
+    @Test
+    void realAlertValuesPassThrough() {
+        GroupAlert alert = GroupAlert.builder()
+                .commonLabels(Map.of("instance", "192.168.1.10:3306", "priority", "critical"))
+                .commonAnnotations(Map.of("summary", "mysql down"))
+                .build();
+
+        Map<String, String> params = params(alert);
+        assertEquals("192.168.1.10:3306", params.get("instance"));
+        assertEquals("critical", params.get("priority"));
+        assertEquals("mysql down", params.get("content"));
+        assertTrue(params.values().stream().noneMatch(String::isBlank));
+    }
+}

hertzbeat-collector/hertzbeat-collector-basic/src/main/java/org/apache/hertzbeat/collector/collect/ftp/FtpCollectImpl.java

@@ -19,8 +19,11 @@ package org.apache.hertzbeat.collector.collect.ftp;
 
 import java.io.IOException;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.Objects;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
 
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.net.ftp.FTPClient;
@@ -32,7 +35,11 @@ import org.apache.hertzbeat.common.entity.job.protocol.FtpProtocol;
 import org.apache.hertzbeat.common.entity.message.CollectRep;
 import org.apache.hertzbeat.common.util.CommonUtil;
 import org.apache.sshd.client.SshClient;
+import org.apache.sshd.client.keyverifier.AcceptAllServerKeyVerifier;
+import org.apache.sshd.client.keyverifier.ServerKeyVerifier;
 import org.apache.sshd.client.session.ClientSession;
+import org.apache.sshd.common.config.keys.KeyUtils;
+import org.apache.sshd.common.digest.BuiltinDigests;
 import org.apache.sshd.sftp.client.SftpClient;
 import org.apache.sshd.sftp.client.SftpClientFactory;
 import org.springframework.util.Assert;
@@ -46,6 +53,8 @@ public class FtpCollectImpl extends AbstractCollect {
 
     private static final String ANONYMOUS = "anonymous";
     private static final String PASSWORD = "password";
+    private static final int MAX_INSECURE_WARNING_ENDPOINTS = 1024;
+    private static final Set<String> INSECURE_WARNING_ENDPOINTS = ConcurrentHashMap.newKeySet();
 
     /**
      * preCheck params
@@ -56,10 +65,8 @@ public class FtpCollectImpl extends AbstractCollect {
             throw new IllegalArgumentException("Ftp collect must has ftp params.");
         }
         FtpProtocol ftpProtocol = metrics.getFtp();
-        Assert.hasText(ftpProtocol.getHost(), "Ftp Protocol host is required.");
-        Assert.hasText(ftpProtocol.getPort(), "Ftp Protocol port is required.");
-        Assert.hasText(ftpProtocol.getDirection(), "Ftp Protocol direction is required.");
-        Assert.hasText(ftpProtocol.getTimeout(), "Ftp Protocol timeout is required.");
+        String validationError = ftpProtocol.validationError();
+        Assert.isNull(validationError, validationError);
     }
 
     @Override
@@ -202,6 +209,7 @@ public class FtpCollectImpl extends AbstractCollect {
         SshClient client = null;
         try {
             client = SshClient.setUpDefaultClient();
+            client.setServerKeyVerifier(createServerKeyVerifier(ftpProtocol));
             session = connect(client, ftpProtocol);
             sftpClient = SftpClientFactory.instance().createSftpClient(session);
             Map<String, String> valueMap = collectValue(sftpClient, ftpProtocol);
@@ -229,4 +237,44 @@ public class FtpCollectImpl extends AbstractCollect {
             }
         }
     }
-}
+
+    static ServerKeyVerifier createServerKeyVerifier(FtpProtocol ftpProtocol) {
+        if (Boolean.parseBoolean(ftpProtocol.getInsecureSkipVerify())) {
+            logInsecureVerification(ftpProtocol);
+            return AcceptAllServerKeyVerifier.INSTANCE;
+        }
+        Assert.hasText(ftpProtocol.getHostKeyFingerprint(),
+                "Sftp Protocol host key fingerprint is required. "
+                        + "Obtain it through a trusted channel; see the FTP monitor guide.");
+        Assert.isTrue(ftpProtocol.hasValidHostKeyFingerprints(),
+                "Sftp Protocol host key fingerprints must use the SHA256:base64 format.");
+        List<String> expectedFingerprints = ftpProtocol.parseHostKeyFingerprints();
+        Assert.notEmpty(expectedFingerprints,
+                "Sftp Protocol host key fingerprint list must not be empty.");
+        return (clientSession, remoteAddress, serverKey) -> {
+            boolean matches = serverKey != null && expectedFingerprints.stream()
+                    .anyMatch(expectedFingerprint -> Boolean.TRUE.equals(
+                            KeyUtils.checkFingerPrint(
+                                    expectedFingerprint,
+                                    BuiltinDigests.sha256,
+                                    serverKey).getKey()));
+            if (!matches) {
+                log.warn("[SFTPClient] server host key did not match for {}:{}",
+                        ftpProtocol.getHost(), ftpProtocol.getPort());
+            }
+            return matches;
+        };
+    }
+
+    private static void logInsecureVerification(FtpProtocol ftpProtocol) {
+        String endpoint = Objects.toString(ftpProtocol.getHost(), "<unknown>")
+                + ':' + Objects.toString(ftpProtocol.getPort(), "<unknown>");
+        if (INSECURE_WARNING_ENDPOINTS.size() < MAX_INSECURE_WARNING_ENDPOINTS
+                && INSECURE_WARNING_ENDPOINTS.add(endpoint)) {
+            log.warn("[SFTPClient] host key verification is disabled for {}; "
+                    + "configure trusted host key fingerprints and re-enable verification", endpoint);
+        } else {
+            log.debug("[SFTPClient] host key verification remains disabled for {}", endpoint);
+        }
+    }
+}

hertzbeat-collector/hertzbeat-collector-basic/src/main/java/org/apache/hertzbeat/collector/collect/http/HttpCollectImpl.java

@@ -901,7 +901,7 @@ public class HttpCollectImpl extends AbstractCollect {
         if (headers != null && !headers.isEmpty()) {
             for (Map.Entry<String, String> header : headers.entrySet()) {
                 if (StringUtils.hasText(header.getValue())) {
-                    requestBuilder.addHeader(header.getKey(), header.getValue());
+                    requestBuilder.addHeader(header.getKey(), TimeExpressionUtil.calculate(header.getValue()));
                 }
             }
         }
@@ -936,18 +936,19 @@ public class HttpCollectImpl extends AbstractCollect {
         }
 
         // uri encode
+        String url = TimeExpressionUtil.calculate(httpProtocol.getUrl());
         String uri;
         if (enableUrlEncoding) {
             // if the url contains parameters directly
-            if (httpProtocol.getUrl().contains("?")) {
-                String path = httpProtocol.getUrl().substring(0, httpProtocol.getUrl().indexOf("?"));
-                String query = httpProtocol.getUrl().substring(httpProtocol.getUrl().indexOf("?") + 1);
+            if (url.contains("?")) {
+                String path = url.substring(0, url.indexOf("?"));
+                String query = url.substring(url.indexOf("?") + 1);
                 uri = UriUtils.encodePath(path, "UTF-8") + "?" + UriUtils.encodeQuery(query, "UTF-8");
             } else {
-                uri = UriUtils.encodePath(httpProtocol.getUrl(), "UTF-8");
+                uri = UriUtils.encodePath(url, "UTF-8");
             }
         } else {
-            uri = httpProtocol.getUrl();
+            uri = url;
         }
 
         // append query params

hertzbeat-collector/hertzbeat-collector-basic/src/main/java/org/apache/hertzbeat/collector/collect/http/SslCertificateCollectImpl.java

@@ -92,6 +92,7 @@ public class SslCertificateCollectImpl extends AbstractCollect {
             if (!verifySsl){
                 SSLContext ignoreSslContext = createIgnoreVerifySslContext();
                 urlConnection.setSSLSocketFactory(ignoreSslContext.getSocketFactory());
+                urlConnection.setHostnameVerifier((hostname, session) -> true);
             }
 
             urlConnection.connect();

hertzbeat-collector/hertzbeat-collector-basic/src/main/java/org/apache/hertzbeat/collector/collect/push/PushCollectImpl.java

@@ -1,183 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.hertzbeat.collector.collect.push;
-
-import java.nio.charset.StandardCharsets;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
-import lombok.extern.slf4j.Slf4j;
-import org.apache.hertzbeat.collector.collect.AbstractCollect;
-import org.apache.hertzbeat.collector.collect.common.http.CommonHttpClient;
-import org.apache.hertzbeat.collector.dispatch.DispatchConstants;
-import org.apache.hertzbeat.collector.util.CollectUtil;
-import org.apache.hertzbeat.common.constants.NetworkConstants;
-import org.apache.hertzbeat.common.constants.SignConstants;
-import org.apache.hertzbeat.common.entity.dto.Message;
-import org.apache.hertzbeat.common.entity.job.Metrics;
-import org.apache.hertzbeat.common.entity.job.protocol.PushProtocol;
-import org.apache.hertzbeat.common.entity.message.CollectRep;
-import org.apache.hertzbeat.common.entity.push.PushMetricsDto;
-import org.apache.hertzbeat.common.util.CommonUtil;
-import org.apache.hertzbeat.common.util.IpDomainUtil;
-import org.apache.hertzbeat.common.util.JsonUtil;
-import org.apache.http.HttpHeaders;
-import org.apache.http.HttpHost;
-import org.apache.http.client.config.RequestConfig;
-import org.apache.http.client.methods.CloseableHttpResponse;
-import org.apache.http.client.methods.HttpUriRequest;
-import org.apache.http.client.methods.RequestBuilder;
-import org.apache.http.client.protocol.HttpClientContext;
-import org.apache.http.protocol.HttpContext;
-import org.apache.http.util.EntityUtils;
-import org.springframework.http.MediaType;
-import tools.jackson.core.type.TypeReference;
-
-/**
- * push style collect
- */
-@Slf4j
-public class PushCollectImpl extends AbstractCollect {
-
-    private static final Map<Long, Long> timeMap = new ConcurrentHashMap<>();
-
-    // ms
-    private static final Integer DEFAULT_TIMEOUT = 3000;
-
-    private static final Integer SUCCESS_CODE = 200;
-
-    // It's hard to determine how long ago the first data collection was, because there's no way to know when the last collection occurred.
-    // This makes it difficult to avoid re-collecting data after a restart. The default is 30 seconds
-    private static final Integer FIRST_COLLECT_INTERVAL = 30000;
-
-    @Override
-    public void preCheck(Metrics metrics) throws IllegalArgumentException {
-        if (metrics == null || metrics.getPush() == null) {
-            throw new IllegalArgumentException("Push collect must has Push params");
-        }
-    }
-
-    @Override
-    public void collect(CollectRep.MetricsData.Builder builder,
-                        Metrics metrics) {
-        long curTime = System.currentTimeMillis();
-        long monitorId = builder.getId();
-        PushProtocol pushProtocol = metrics.getPush();
-
-        Long time = timeMap.getOrDefault(monitorId, curTime - FIRST_COLLECT_INTERVAL);
-        timeMap.put(monitorId, curTime);
-
-        HttpContext httpContext = createHttpContext(pushProtocol);
-        HttpUriRequest request = createHttpRequest(pushProtocol, monitorId, time);
-
-        try (CloseableHttpResponse response = CommonHttpClient.getHttpClient().execute(request, httpContext)) {
-            int statusCode = response.getStatusLine().getStatusCode();
-            if (statusCode != SUCCESS_CODE) {
-                builder.setCode(CollectRep.Code.FAIL);
-                builder.setMsg(NetworkConstants.STATUS_CODE + SignConstants.BLANK + statusCode);
-                return;
-            }
-            String resp = EntityUtils.toString(response.getEntity(), StandardCharsets.UTF_8);
-
-            parseResponse(builder, resp, metrics);
-
-        } catch (Exception e) {
-            String errorMsg = CommonUtil.getMessageFromThrowable(e);
-            log.error(errorMsg, e);
-            builder.setCode(CollectRep.Code.FAIL);
-            builder.setMsg(errorMsg);
-        }
-
-    }
-
-    @Override
-    public String supportProtocol() {
-        return DispatchConstants.PROTOCOL_PUSH;
-    }
-
-    private HttpContext createHttpContext(PushProtocol pushProtocol) {
-        HttpHost host = new HttpHost(pushProtocol.getHost(), Integer.parseInt(pushProtocol.getPort()));
-        HttpClientContext httpClientContext = new HttpClientContext();
-        httpClientContext.setTargetHost(host);
-        return httpClientContext;
-    }
-
-    private HttpUriRequest createHttpRequest(PushProtocol pushProtocol, Long monitorId, Long startTime) {
-        RequestBuilder requestBuilder = RequestBuilder.get();
-
-
-        // uri
-        String uri = CollectUtil.replaceUriSpecialChar(pushProtocol.getUri());
-        if (IpDomainUtil.isHasSchema(pushProtocol.getHost())) {
-            requestBuilder.setUri(pushProtocol.getHost() + ":" + pushProtocol.getPort() + uri);
-        } else {
-            String ipAddressType = IpDomainUtil.checkIpAddressType(pushProtocol.getHost());
-            String baseUri = NetworkConstants.IPV6.equals(ipAddressType)
-                    ? String.format("[%s]:%s", pushProtocol.getHost(), pushProtocol.getPort() + uri)
-                    : String.format("%s:%s", pushProtocol.getHost(), pushProtocol.getPort() + uri);
-
-            requestBuilder.setUri(NetworkConstants.HTTP_HEADER + baseUri);
-        }
-
-        requestBuilder.addHeader(HttpHeaders.CONNECTION, NetworkConstants.KEEP_ALIVE);
-        requestBuilder.addHeader(HttpHeaders.USER_AGENT, NetworkConstants.USER_AGENT);
-
-        requestBuilder.addParameter("id", String.valueOf(monitorId));
-        requestBuilder.addParameter("time", String.valueOf(startTime));
-        requestBuilder.addHeader(HttpHeaders.ACCEPT, MediaType.APPLICATION_JSON_VALUE);
-
-
-        //requestBuilder.setUri(pushProtocol.getUri());
-
-        if (DEFAULT_TIMEOUT > 0) {
-            RequestConfig requestConfig = RequestConfig.custom()
-                    .setConnectTimeout(DEFAULT_TIMEOUT)
-                    .setSocketTimeout(DEFAULT_TIMEOUT)
-                    .setRedirectsEnabled(true)
-                    .build();
-            requestBuilder.setConfig(requestConfig);
-        }
-
-        return requestBuilder.build();
-    }
-
-    private void parseResponse(CollectRep.MetricsData.Builder builder, String resp, Metrics metric) {
-        Message<PushMetricsDto> msg = JsonUtil.fromJson(resp, new TypeReference<>() {
-        });
-        if (msg == null) {
-            throw new NullPointerException("parse result is null");
-        }
-        PushMetricsDto pushMetricsDto = msg.getData();
-        if (pushMetricsDto == null || pushMetricsDto.getMetricsList() == null) {
-            throw new NullPointerException("parse result is null");
-        }
-        for (PushMetricsDto.Metrics pushMetrics : pushMetricsDto.getMetricsList()) {
-            for (Map<String, String> metrics : pushMetrics.getMetrics()) {
-                List<String> metricColumn = new ArrayList<>();
-                for (Metrics.Field field : metric.getFields()) {
-                    metricColumn.add(metrics.get(field.getField()));
-                }
-                CollectRep.ValueRow valueRow = CollectRep.ValueRow.newBuilder()
-                        .addAllColumns(metricColumn).build();
-                builder.addValueRow(valueRow);
-            }
-        }
-        builder.setTime(System.currentTimeMillis());
-    }
-}

hertzbeat-collector/hertzbeat-collector-basic/src/main/java/org/apache/hertzbeat/collector/collect/redis/RedisCommonCollectImpl.java

@@ -73,11 +73,26 @@ public class RedisCommonCollectImpl extends AbstractCollect {
 
     private static final String UNIQUE_IDENTITY = "identity";
 
-    private final ClientResources defaultClientResources;
     private final GlobalConnectionCache connectionCache = GlobalConnectionCache.getInstance();
-    
-    public RedisCommonCollectImpl() {
-        defaultClientResources = DefaultClientResources.create();
+
+    /**
+     * Holds the lettuce client resources, created on first use.
+     * <p>
+     * Loading {@link DefaultClientResources} runs a static initializer that resolves netty's DNS
+     * address resolver group. That resolver is unavailable in a native image on Windows, where it
+     * fails with a NullPointerException from sun.net.dns.ResolverConfigurationImpl
+     * (see oracle/graal#11280 and oracle/graal#4304). Because every collector is instantiated
+     * eagerly through the ServiceLoader at startup, doing this in the constructor took the whole
+     * collector process down before it could serve anything. Deferring it keeps startup working;
+     * on the platforms where the resolver is broken only Redis collection fails, and it fails with
+     * a clear error at collect time.
+     */
+    private static final class ClientResourcesHolder {
+        private static final ClientResources INSTANCE = DefaultClientResources.create();
+    }
+
+    private static ClientResources clientResources() {
+        return ClientResourcesHolder.INSTANCE;
     }
 
     @Override
@@ -292,7 +307,7 @@ public class RedisCommonCollectImpl extends AbstractCollect {
      * @return redis cluster client
      */
     private RedisClusterClient buildClusterClient(RedisProtocol redisProtocol, String host, String port) {
-        return RedisClusterClient.create(defaultClientResources, redisUri(redisProtocol, host, port));
+        return RedisClusterClient.create(clientResources(), redisUri(redisProtocol, host, port));
     }
 
     /**
@@ -302,7 +317,7 @@ public class RedisCommonCollectImpl extends AbstractCollect {
      * @return redis single client
      */
     private RedisClient buildSingleClient(RedisProtocol redisProtocol, String host, String port) {
-        return RedisClient.create(defaultClientResources, redisUri(redisProtocol, host, port));
+        return RedisClient.create(clientResources(), redisUri(redisProtocol, host, port));
     }
 
     private RedisURI redisUri(RedisProtocol redisProtocol, String host, String port) {

hertzbeat-collector/hertzbeat-collector-basic/src/test/java/org/apache/hertzbeat/collector/collect/ftp/FtpCollectImplTest.java

@@ -18,15 +18,25 @@
 package org.apache.hertzbeat.collector.collect.ftp;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
 import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.security.KeyPairGenerator;
 import java.util.ArrayList;
 import java.util.List;
 import org.apache.commons.net.ftp.FTPClient;
 import org.apache.hertzbeat.common.entity.job.Metrics;
 import org.apache.hertzbeat.common.entity.job.protocol.FtpProtocol;
 import org.apache.hertzbeat.common.entity.message.CollectRep;
+import org.apache.sshd.client.keyverifier.AcceptAllServerKeyVerifier;
+import org.apache.sshd.client.keyverifier.ServerKeyVerifier;
+import org.apache.sshd.client.session.ClientSession;
+import org.apache.sshd.common.config.keys.KeyUtils;
+import org.apache.sshd.common.digest.BuiltinDigests;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.mockito.InjectMocks;
@@ -143,5 +153,99 @@ class FtpCollectImplTest {
 
     }
 
+    @Test
+    void serverKeyVerifierSupportsHostKeyRotationWindow() throws Exception {
+        var currentKey = generateEcPublicKey();
+        var nextKey = generateEcPublicKey();
+        var unrelatedKey = generateEcPublicKey();
+        FtpProtocol ftpProtocol = FtpProtocol.builder()
+                .host("sftp.example.com")
+                .port("22")
+                .hostKeyFingerprint(KeyUtils.getFingerPrint(BuiltinDigests.sha256, currentKey)
+                        + System.lineSeparator()
+                        + KeyUtils.getFingerPrint(BuiltinDigests.sha256, nextKey))
+                .build();
 
+        ServerKeyVerifier verifier = FtpCollectImpl.createServerKeyVerifier(ftpProtocol);
+        ClientSession session = Mockito.mock(ClientSession.class);
+        InetSocketAddress address = InetSocketAddress.createUnresolved("sftp.example.com", 22);
+
+        assertTrue(verifier.verifyServerKey(session, address, currentKey));
+        assertTrue(verifier.verifyServerKey(session, address, nextKey));
+        assertFalse(verifier.verifyServerKey(session, address, unrelatedKey));
+    }
+
+    @Test
+    void serverKeyVerifierRejectsNonSha256Fingerprints() {
+        var serverKey = generateEcPublicKey();
+        FtpProtocol ftpProtocol = FtpProtocol.builder()
+                .hostKeyFingerprint(KeyUtils.getFingerPrint(BuiltinDigests.md5, serverKey))
+                .build();
+
+        assertThrows(IllegalArgumentException.class,
+                () -> FtpCollectImpl.createServerKeyVerifier(ftpProtocol));
+    }
+
+    @Test
+    void serverKeyVerifierAllowsExplicitVerificationOptOut() {
+        FtpProtocol ftpProtocol = FtpProtocol.builder()
+                .insecureSkipVerify("true")
+                .build();
+
+        assertSame(
+                AcceptAllServerKeyVerifier.INSTANCE,
+                FtpCollectImpl.createServerKeyVerifier(ftpProtocol));
+    }
+
+    @Test
+    void preCheckRejectsMalformedVerificationOptOut() {
+        FtpProtocol ftpProtocol = FtpProtocol.builder()
+                .host("sftp.example.com")
+                .port("22")
+                .direction("/data")
+                .timeout("3000")
+                .ssl("true")
+                .username("admin")
+                .password("secret")
+                .hostKeyFingerprint(KeyUtils.getFingerPrint(
+                        BuiltinDigests.sha256,
+                        generateEcPublicKey()))
+                .insecureSkipVerify("enabled")
+                .build();
+        Metrics metrics = new Metrics();
+        metrics.setFtp(ftpProtocol);
+
+        assertThrows(IllegalArgumentException.class, () -> ftpCollectImpl.preCheck(metrics));
+    }
+
+    @Test
+    void preCheckFailsClosedForSftpWithoutHostKeyPolicy() {
+        FtpProtocol ftpProtocol = FtpProtocol.builder()
+                .host("sftp.example.com")
+                .port("22")
+                .direction("/data")
+                .timeout("3000")
+                .ssl("true")
+                .username("admin")
+                .password("secret")
+                .build();
+        Metrics metrics = new Metrics();
+        metrics.setFtp(ftpProtocol);
+
+        IllegalArgumentException exception = assertThrows(
+                IllegalArgumentException.class,
+                () -> ftpCollectImpl.preCheck(metrics));
+
+        assertTrue(exception.getMessage().contains("host key fingerprint is required"));
+    }
+
+    private static java.security.PublicKey generateEcPublicKey() {
+        try {
+            KeyPairGenerator keyPairGenerator = KeyPairGenerator.getInstance("EC");
+            keyPairGenerator.initialize(256);
+            return keyPairGenerator.generateKeyPair().getPublic();
+        } catch (Exception exception) {
+            throw new IllegalStateException(exception);
+        }
+    }
 }

hertzbeat-collector/hertzbeat-collector-basic/src/test/java/org/apache/hertzbeat/collector/collect/http/HttpCollectImplTest.java

@@ -32,9 +32,12 @@ import java.io.InputStream;
 import java.lang.reflect.Method;
 import java.net.InetSocketAddress;
 import java.nio.charset.StandardCharsets;
+import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
+import java.util.Map;
+import java.util.concurrent.atomic.AtomicReference;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
@@ -674,4 +677,42 @@ class HttpCollectImplTest {
         assertEquals("G1 Eden Space", firstRow.getColumns(1));
         capturedRows.forEach(t -> assertEquals(2, t.getColumnsList().size()));
     }
+
+    @Test
+    void collectResolvesTimeExpressionsInUrlAndHeaders() throws Exception {
+        AtomicReference<String> requestUri = new AtomicReference<>();
+        AtomicReference<String> yearHeader = new AtomicReference<>();
+        HttpServer server = HttpServer.create(new InetSocketAddress("127.0.0.1", 0), 0);
+        server.createContext("/", exchange -> {
+            requestUri.set(exchange.getRequestURI().toString());
+            yearHeader.set(exchange.getRequestHeaders().getFirst("X-Year"));
+            exchange.sendResponseHeaders(200, -1);
+            exchange.close();
+        });
+        server.start();
+
+        try {
+            HttpProtocol http = HttpProtocol.builder()
+                    .method("GET")
+                    .host("127.0.0.1")
+                    .port(String.valueOf(server.getAddress().getPort()))
+                    .url("/metrics?year=${@year}")
+                    .headers(Map.of("X-Year", "${@year}"))
+                    .parseType(DispatchConstants.PARSE_DEFAULT)
+                    .build();
+            Metrics metrics = Metrics.builder()
+                    .http(http)
+                    .aliasFields(Lists.newArrayList("responseTime"))
+                    .build();
+            CollectRep.MetricsData.Builder builder = CollectRep.MetricsData.newBuilder();
+
+            httpCollectImpl.collect(builder, metrics);
+
+            String year = String.valueOf(LocalDateTime.now().getYear());
+            assertEquals("/metrics?year=" + year, requestUri.get());
+            assertEquals(year, yearHeader.get());
+        } finally {
+            server.stop(0);
+        }
+    }
 }

hertzbeat-collector/hertzbeat-collector-basic/src/test/java/org/apache/hertzbeat/collector/collect/http/SslCertificateCollectImplTest.java

@@ -17,23 +17,101 @@
 
 package org.apache.hertzbeat.collector.collect.http;
 
-import org.junit.jupiter.api.BeforeEach;
+import com.sun.net.httpserver.HttpsConfigurator;
+import com.sun.net.httpserver.HttpsServer;
+import java.io.FileInputStream;
+import java.net.InetSocketAddress;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.security.KeyStore;
+import java.util.List;
+import javax.net.ssl.KeyManagerFactory;
+import javax.net.ssl.SSLContext;
+import org.apache.hertzbeat.common.entity.job.Metrics;
+import org.apache.hertzbeat.common.entity.job.protocol.HttpProtocol;
+import org.apache.hertzbeat.common.entity.message.CollectRep;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Test;
 
 /**
- * Test case for {@link SslCertificateCollectImpl}
+ * Test case for {@link SslCertificateCollectImpl}: real TLS handshake against a local
+ * HTTPS server using a self-signed cert whose CN/SAN does not match the target address.
  */
 class SslCertificateCollectImplTest {
 
-    @BeforeEach
-    void setUp() {
+    private static HttpsServer server;
+    private static Path keystore;
+
+    @BeforeAll
+    static void startServer() throws Exception {
+        keystore = genSelfSignedKeystore();
+        KeyStore ks = KeyStore.getInstance("PKCS12");
+        try (FileInputStream in = new FileInputStream(keystore.toFile())) {
+            ks.load(in, "changeit".toCharArray());
+        }
+        KeyManagerFactory kmf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
+        kmf.init(ks, "changeit".toCharArray());
+        SSLContext ctx = SSLContext.getInstance("TLS");
+        ctx.init(kmf.getKeyManagers(), null, null);
+        server = HttpsServer.create(new InetSocketAddress("127.0.0.1", 0), 0);
+        server.setHttpsConfigurator(new HttpsConfigurator(ctx));
+        server.createContext("/", exchange -> {
+            exchange.sendResponseHeaders(200, -1);
+            exchange.close();
+        });
+        server.start();
+    }
+
+    @AfterAll
+    static void stopServer() throws Exception {
+        if (server != null) {
+            server.stop(0);
+        }
+        if (keystore != null) {
+            Files.deleteIfExists(keystore);
+        }
+    }
+
+    private static Path genSelfSignedKeystore() throws Exception {
+        Path ks = Files.createTempFile("ssl-collect-test", ".p12");
+        Files.delete(ks);
+        String keytool = Path.of(System.getProperty("java.home"), "bin", "keytool").toString();
+        int exit = new ProcessBuilder(keytool, "-genkeypair", "-alias", "test",
+                "-keyalg", "RSA", "-keysize", "2048", "-storetype", "PKCS12",
+                "-keystore", ks.toString(), "-storepass", "changeit",
+                "-dname", "CN=test", "-ext", "SAN=dns:not-this-host", "-validity", "1")
+                .inheritIO().start().waitFor();
+        Assertions.assertEquals(0, exit, "keytool failed to generate test keystore");
+        return ks;
+    }
+
+    private CollectRep.MetricsData.Builder collect(boolean verify) {
+        HttpProtocol http = new HttpProtocol();
+        http.setHost("127.0.0.1");
+        http.setPort(String.valueOf(server.getAddress().getPort()));
+        http.setSsl(String.valueOf(verify));
+        Metrics metrics = Metrics.builder()
+                .http(http)
+                .aliasFields(List.of("subject", "expired", "end_timestamp"))
+                .build();
+        CollectRep.MetricsData.Builder builder = CollectRep.MetricsData.newBuilder();
+        new SslCertificateCollectImpl().collect(builder, metrics);
+        return builder;
     }
 
     @Test
-    void getInstance() {
+    void verifyOnFailsForUntrustedCert() {
+        CollectRep.MetricsData.Builder builder = collect(true);
+        Assertions.assertEquals(CollectRep.Code.UN_CONNECTABLE, builder.getCode(), builder.getMsg());
+        Assertions.assertEquals(0, builder.getValuesCount());
     }
 
     @Test
-    void collect() {
+    void verifyOffCollectsUntrustedMismatchedCert() {
+        CollectRep.MetricsData.Builder builder = collect(false);
+        Assertions.assertTrue(builder.getValuesCount() > 0, "expected cert rows, got: " + builder.getMsg());
+        Assertions.assertEquals("CN=test", builder.getValues(0).getColumns(0));
     }
-}
+}

hertzbeat-collector/hertzbeat-collector-basic/src/test/java/org/apache/hertzbeat/collector/collect/push/PushCollectImplTest.java

@@ -1,72 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.hertzbeat.collector.collect.push;
-
-import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
-import org.apache.hertzbeat.collector.dispatch.DispatchConstants;
-import org.apache.hertzbeat.common.entity.job.Metrics;
-import org.apache.hertzbeat.common.entity.job.protocol.PushProtocol;
-import org.apache.hertzbeat.common.entity.message.CollectRep;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-
-/**
- * Test case for {@link PushCollectImpl}
- */
-public class PushCollectImplTest {
-    private PushCollectImpl pushCollect;
-    private PushProtocol push;
-    private CollectRep.MetricsData.Builder builder;
-
-    @BeforeEach
-    public void setup() {
-        pushCollect = new PushCollectImpl();
-        push = PushProtocol.builder().uri("/metrics").host("example.com").port("60").build();
-        builder = CollectRep.MetricsData.newBuilder();
-    }
-
-    @Test
-    void preCheck() throws Exception {
-        // metrics is null
-        assertThrows(IllegalArgumentException.class, () -> pushCollect.preCheck(null));
-
-        // protocol is null
-        assertThrows(IllegalArgumentException.class, () -> pushCollect.preCheck(new Metrics()));
-
-        // everyting is ok
-        assertDoesNotThrow(() -> {
-            pushCollect.preCheck(Metrics.builder().push(push).build());
-        });
-    }
-
-    @Test
-    void collect() throws Exception {
-        assertDoesNotThrow(() -> {
-            pushCollect.collect(builder, Metrics.builder().push(push).build());
-            assertEquals(CollectRep.Code.FAIL, builder.getCode());
-        });
-    }
-
-    @Test
-    void supportProtocol() {
-        assertEquals(DispatchConstants.PROTOCOL_PUSH, pushCollect.supportProtocol());
-    }
-}

hertzbeat-collector/hertzbeat-collector-collector/src/main/java/org/apache/hertzbeat/collector/dispatch/CommonDispatcher.java

@@ -158,18 +158,8 @@ public class CommonDispatcher implements MetricsTaskDispatch, CollectDataDispatc
             for (Map.Entry<String, MetricsTime> entry : metricsTimeoutMonitorMap.entrySet()) {
                 MetricsTime metricsTime = entry.getValue();
                 if (metricsTime.getStartTime() < deadline) {
-                    // Metrics collection timeout
-                    MetricsTime removedMetricsTime = metricsTimeoutMonitorMap.remove(entry.getKey());
-                    if (removedMetricsTime == null) {
-                        continue;
-                    }
                     WheelTimerTask timerJob = (WheelTimerTask) metricsTime.getTimeout().task();
                     Job job = timerJob.getJob();
-                    // timeout metrics
-                    if (metricsCollector != null) {
-                        long duration = System.currentTimeMillis() - removedMetricsTime.getStartTime();
-                        metricsCollector.recordCollectMetrics(job, duration, "timeout");
-                    }
 
                     CollectRep.MetricsData metricsData = CollectRep.MetricsData.newBuilder()
                             .setId(job.getMonitorId())
@@ -184,7 +174,17 @@ public class CommonDispatcher implements MetricsTaskDispatch, CollectDataDispatc
                             .setCode(CollectRep.Code.TIMEOUT).setMsg("collect timeout").build();
                     log.error("[Collect Timeout]: \n{}", metricsData);
                     if (metricsData.getPriority() == 0) {
+                        // dispatchCollectData removes the map entry as a once-wins gate;
+                        // cancel afterwards so cyclicJob() inside it still fires normally.
                         dispatchCollectData(metricsTime.timeout, metricsTime.getMetrics(), metricsData);
+                        metricsTime.getTimeout().cancel();
+                    } else {
+                        // remove the stale entry and cancel the in-flight collect so a
+                        // late result does not produce a duplicate dispatch.
+                        MetricsTime removed = metricsTimeoutMonitorMap.remove(entry.getKey());
+                        if (removed != null) {
+                            metricsTime.getTimeout().cancel();
+                        }
                     }
                 }
             }
@@ -229,12 +229,22 @@ public class CommonDispatcher implements MetricsTaskDispatch, CollectDataDispatc
         }
         MetricsTime metricsTime = metricsTimeoutMonitorMap.remove(monitorKey);
 
-        // job completed metrics
         if (metricsTime != null && metricsCollector != null) {
             long duration = System.currentTimeMillis() - metricsTime.getStartTime();
-            String status = metricsData.getCode() == CollectRep.Code.SUCCESS ? "success" : "fail";
+            String status;
+            if (metricsData.getCode() == CollectRep.Code.SUCCESS) {
+                status = "success";
+            } else if (metricsData.getCode() == CollectRep.Code.TIMEOUT) {
+                status = "timeout";
+            } else {
+                status = "fail";
+            }
             metricsCollector.recordCollectMetrics(job, duration, status);
         }
+        // if the entry was already removed by the timeout monitor, skip the duplicate result.
+        if (metricsTime == null && !metrics.isHasSubTask() && metrics.getPrometheus() == null) {
+            return;
+        }
         if (metrics.isHasSubTask()) {
             boolean isLastTask = metrics.consumeSubTaskResponse(metricsData);
             if (isLastTask) {

hertzbeat-collector/hertzbeat-collector-collector/src/main/java/org/apache/hertzbeat/collector/dispatch/MetricsCollect.java

@@ -183,6 +183,10 @@ public class MetricsCollect implements Runnable, Comparable<MetricsCollect> {
             */
             metricsData = PrometheusAutoCollectImpl.getInstance().collect(response, metrics);
             validateResponse(metricsData == null ? null : metricsData.stream().findFirst().orElse(null));
+            // if the timeout monitor already cancelled this cycle, skip the late result.
+            if (fastFailed()) {
+                return;
+            }
             collectDataDispatch.dispatchCollectData(timeout, metrics, metricsData);
             return;
         }

hertzbeat-collector/hertzbeat-collector-collector/src/main/resources/META-INF/native-image/org.apache.hertzbeat/hertzbeat-collector-native/reachability-metadata.json

@@ -0,0 +1,25 @@
+{
+  "comment": "Hand-written native hints for the native collector. NOTE: must NOT live under org.apache.hertzbeat/hertzbeat-collector-collector/ - Spring AOT generates reachability-metadata.json at that exact path and silently overwrites it.",
+  "reflection": [
+    {"type": "org.apache.coyote.AbstractProtocol", "allPublicMethods": true},
+    {"type": "org.apache.coyote.http11.AbstractHttp11Protocol", "allPublicMethods": true},
+    {"type": "org.apache.coyote.http11.Http11NioProtocol", "allPublicMethods": true},
+
+    {"type": "io.netty.channel.kqueue.KQueueDatagramChannel", "allPublicConstructors": true},
+    {"type": "io.netty.channel.kqueue.KQueueSocketChannel", "allPublicConstructors": true},
+    {"type": "io.netty.channel.kqueue.KQueueEventLoopGroup", "allPublicConstructors": true},
+    {"type": "io.netty.channel.epoll.EpollDatagramChannel", "allPublicConstructors": true},
+    {"type": "io.netty.channel.epoll.EpollSocketChannel", "allPublicConstructors": true},
+    {"type": "io.netty.channel.epoll.EpollEventLoopGroup", "allPublicConstructors": true},
+    {"type": "io.netty.channel.socket.nio.NioDatagramChannel", "allPublicConstructors": true},
+    {"type": "io.netty.channel.socket.nio.NioSocketChannel", "allPublicConstructors": true},
+    {"type": "io.netty.channel.nio.NioEventLoopGroup", "allPublicConstructors": true},
+
+    {"type": "java.lang.management.ThreadInfo", "allPublicMethods": true},
+    {"type": "java.lang.management.LockInfo", "allPublicMethods": true},
+    {"type": "java.lang.management.MonitorInfo", "allPublicMethods": true},
+    {"type": "java.lang.StackTraceElement", "allPublicMethods": true},
+    {"type": "java.lang.management.MemoryUsage", "allPublicMethods": true},
+    {"type": "com.sun.management.GcInfo", "allPublicMethods": true}
+  ]
+}

hertzbeat-collector/hertzbeat-collector-collector/src/main/resources/META-INF/services/org.apache.hertzbeat.collector.collect.AbstractCollect

@@ -14,7 +14,6 @@ org.apache.hertzbeat.collector.collect.ntp.NtpCollectImpl
 org.apache.hertzbeat.collector.collect.websocket.WebsocketCollectImpl
 org.apache.hertzbeat.collector.collect.ftp.FtpCollectImpl
 org.apache.hertzbeat.collector.collect.udp.UdpCollectImpl
-org.apache.hertzbeat.collector.collect.push.PushCollectImpl
 org.apache.hertzbeat.collector.collect.dns.DnsCollectImpl
 org.apache.hertzbeat.collector.collect.nginx.NginxCollectImpl
 org.apache.hertzbeat.collector.collect.memcached.MemcachedCollectImpl

hertzbeat-collector/hertzbeat-collector-collector/src/native/resources/META-INF/native-image/org.apache.hertzbeat/hertzbeat-collector-collector/reflect-config.json

@@ -1,54 +0,0 @@
-[
-  {
-    "name": "org.apache.hertzbeat.collector.Collector__ApplicationContextInitializer",
-    "allDeclaredConstructors": true,
-    "allDeclaredMethods": true
-  },
-  {
-    "name": "org.apache.hertzbeat.collector.Collector__BeanFactoryRegistrations",
-    "allDeclaredConstructors": true,
-    "allDeclaredMethods": true
-  },
-  {
-    "name": "org.apache.hertzbeat.common.entity.dto.ServerInfo",
-    "allDeclaredConstructors": true,
-    "allDeclaredFields": true,
-    "allDeclaredMethods": true
-  },
-  {
-    "name": "io.netty.channel.kqueue.KQueueDatagramChannel",
-    "allPublicConstructors": true
-  },
-  {
-    "name": "io.netty.channel.kqueue.KQueueSocketChannel",
-    "allPublicConstructors": true
-  },
-  {
-    "name": "io.netty.channel.kqueue.KQueueEventLoopGroup",
-    "allPublicConstructors": true
-  },
-  {
-    "name": "io.netty.channel.epoll.EpollDatagramChannel",
-    "allPublicConstructors": true
-  },
-  {
-    "name": "io.netty.channel.epoll.EpollSocketChannel",
-    "allPublicConstructors": true
-  },
-  {
-    "name": "io.netty.channel.epoll.EpollEventLoopGroup",
-    "allPublicConstructors": true
-  },
-  {
-    "name": "io.netty.channel.socket.nio.NioDatagramChannel",
-    "allPublicConstructors": true
-  },
-  {
-    "name": "io.netty.channel.socket.nio.NioSocketChannel",
-    "allPublicConstructors": true
-  },
-  {
-    "name": "io.netty.channel.nio.NioEventLoopGroup",
-    "allPublicConstructors": true
-  }
-]

hertzbeat-collector/hertzbeat-collector-collector/src/native/resources/META-INF/services/org.apache.hertzbeat.collector.collect.AbstractCollect

@@ -1,38 +0,0 @@
-org.apache.hertzbeat.collector.collect.http.HttpCollectImpl
-org.apache.hertzbeat.collector.collect.http.SslCertificateCollectImpl
-org.apache.hertzbeat.collector.collect.database.JdbcCommonCollect
-org.apache.hertzbeat.collector.collect.icmp.IcmpCollectImpl
-org.apache.hertzbeat.collector.collect.jmx.JmxCollectImpl
-org.apache.hertzbeat.collector.collect.redis.RedisCommonCollectImpl
-org.apache.hertzbeat.collector.collect.mongodb.MongodbSingleCollectImpl
-org.apache.hertzbeat.collector.collect.rocketmq.RocketmqSingleCollectImpl
-org.apache.hertzbeat.collector.collect.snmp.SnmpCollectImpl
-org.apache.hertzbeat.collector.collect.ssh.SshCollectImpl
-org.apache.hertzbeat.collector.collect.telnet.TelnetCollectImpl
-org.apache.hertzbeat.collector.collect.smtp.SmtpCollectImpl
-org.apache.hertzbeat.collector.collect.ntp.NtpCollectImpl
-org.apache.hertzbeat.collector.collect.websocket.WebsocketCollectImpl
-org.apache.hertzbeat.collector.collect.ftp.FtpCollectImpl
-org.apache.hertzbeat.collector.collect.udp.UdpCollectImpl
-org.apache.hertzbeat.collector.collect.push.PushCollectImpl
-org.apache.hertzbeat.collector.collect.dns.DnsCollectImpl
-org.apache.hertzbeat.collector.collect.nginx.NginxCollectImpl
-org.apache.hertzbeat.collector.collect.memcached.MemcachedCollectImpl
-org.apache.hertzbeat.collector.collect.nebulagraph.NebulaGraphCollectImpl
-org.apache.hertzbeat.collector.collect.pop3.Pop3CollectImpl
-org.apache.hertzbeat.collector.collect.registry.RegistryImpl
-org.apache.hertzbeat.collector.collect.redfish.RedfishCollectImpl
-org.apache.hertzbeat.collector.collect.nebulagraph.NgqlCollectImpl
-org.apache.hertzbeat.collector.collect.imap.ImapCollectImpl
-org.apache.hertzbeat.collector.collect.script.ScriptCollectImpl
-org.apache.hertzbeat.collector.collect.mqtt.MqttCollectImpl
-org.apache.hertzbeat.collector.collect.ipmi2.IpmiCollectImpl
-org.apache.hertzbeat.collector.collect.kafka.KafkaCollectImpl
-org.apache.hertzbeat.collector.collect.sd.HttpSdCollectImpl
-org.apache.hertzbeat.collector.collect.sd.NacosSdCollectImpl
-org.apache.hertzbeat.collector.collect.sd.DnsSdCollectImpl
-org.apache.hertzbeat.collector.collect.sd.EurekaSdCollectImpl
-org.apache.hertzbeat.collector.collect.sd.ConsulSdCollectImpl
-org.apache.hertzbeat.collector.collect.modbus.ModbusCollectImpl
-org.apache.hertzbeat.collector.collect.s7.S7CollectImpl
-org.apache.hertzbeat.collector.collect.sd.ZookeeperSdCollectImpl

hertzbeat-collector/hertzbeat-collector-collector/src/test/java/org/apache/hertzbeat/collector/dispatch/CommonDispatcherTest.java

@@ -0,0 +1,218 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.collector.dispatch;
+
+import org.apache.hertzbeat.collector.dispatch.entrance.internal.CollectJobService;
+import org.apache.hertzbeat.collector.timer.WheelTimerTask;
+import org.apache.hertzbeat.common.entity.job.Job;
+import org.apache.hertzbeat.common.entity.job.Metrics;
+import org.apache.hertzbeat.common.entity.message.CollectRep;
+import org.apache.hertzbeat.common.timer.Timeout;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.util.Collections;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+/**
+ * Test case for {@link CommonDispatcher}.
+ * Regression coverage for issue #4203 (duplicate dispatch on collection timeout).
+ */
+class CommonDispatcherTest {
+
+    private static final long JOB_ID = 1L;
+
+    /**
+     * Minimal {@link Timeout} stub that tracks cancellation state and returns
+     * a mock {@link WheelTimerTask} backed by a real {@link Job}.
+     */
+    private static class CancellableTimeout implements Timeout {
+
+        private volatile boolean cancelled = false;
+
+        @Override
+        public boolean cancel() {
+            cancelled = true;
+            return true;
+        }
+
+        @Override
+        public boolean isCancelled() {
+            return cancelled;
+        }
+
+        @Override
+        public boolean isExpired() {
+            return false;
+        }
+
+        @Override
+        public org.apache.hertzbeat.common.timer.Timer timer() {
+            return null;
+        }
+
+        @Override
+        public org.apache.hertzbeat.common.timer.TimerTask task() {
+            WheelTimerTask task = mock(WheelTimerTask.class);
+            Job job = Job.builder()
+                    .id(JOB_ID)
+                    .monitorId(JOB_ID)
+                    .tenantId(0L)
+                    .app("test-app")
+                    .labels(Collections.emptyMap())
+                    .annotations(Collections.emptyMap())
+                    .metadata(Collections.emptyMap())
+                    .build();
+            when(task.getJob()).thenReturn(job);
+            return task;
+        }
+    }
+
+    private CancellableTimeout timeout;
+
+    @BeforeEach
+    void setUp() {
+        timeout = new CancellableTimeout();
+    }
+
+    @Test
+    void timeoutMonitor_priorityZero_dispatchesOnceAndCancels() throws Exception {
+        long expiredStart = System.currentTimeMillis() - 300_000L;
+        Metrics availability = Metrics.builder().name("availability").priority((byte) 0).build();
+        CommonDispatcher.MetricsTime entry =
+                new CommonDispatcher.MetricsTime(expiredStart, availability, timeout);
+
+        AtomicInteger dispatchCount = new AtomicInteger(0);
+        Map<String, CommonDispatcher.MetricsTime> monitorMap = new ConcurrentHashMap<>();
+        monitorMap.put(JOB_ID + "-availability", entry);
+
+        CommonDispatcher dispatcher = buildDispatcher(monitorMap, dispatchCount);
+        invokeMonitorCollectTaskTimeout(dispatcher);
+
+        assertEquals(1, dispatchCount.get(), "dispatchCollectData must be called exactly once");
+        assertTrue(timeout.isCancelled(), "Timeout must be cancelled after dispatch");
+        assertTrue(monitorMap.isEmpty(), "Map must be empty after timeout is handled");
+    }
+
+    @Test
+    void timeoutMonitor_secondScan_doesNotDoubleDispatch() throws Exception {
+        long expiredStart = System.currentTimeMillis() - 300_000L;
+        Metrics availability = Metrics.builder().name("availability").priority((byte) 0).build();
+        CommonDispatcher.MetricsTime entry =
+                new CommonDispatcher.MetricsTime(expiredStart, availability, timeout);
+
+        AtomicInteger dispatchCount = new AtomicInteger(0);
+        Map<String, CommonDispatcher.MetricsTime> monitorMap = new ConcurrentHashMap<>();
+        monitorMap.put(JOB_ID + "-availability", entry);
+
+        CommonDispatcher dispatcher = buildDispatcher(monitorMap, dispatchCount);
+
+        invokeMonitorCollectTaskTimeout(dispatcher);
+        assertEquals(1, dispatchCount.get(), "First scan must dispatch once");
+
+        invokeMonitorCollectTaskTimeout(dispatcher);
+        assertEquals(1, dispatchCount.get(), "Second scan must not produce a duplicate dispatch");
+    }
+
+    @Test
+    void timeoutMonitor_nonZeroPriority_cancelsWithoutDispatching() throws Exception {
+        long expiredStart = System.currentTimeMillis() - 300_000L;
+        Metrics cpu = Metrics.builder().name("cpu").priority((byte) 1).build();
+        CommonDispatcher.MetricsTime entry =
+                new CommonDispatcher.MetricsTime(expiredStart, cpu, timeout);
+
+        AtomicInteger dispatchCount = new AtomicInteger(0);
+        Map<String, CommonDispatcher.MetricsTime> monitorMap = new ConcurrentHashMap<>();
+        monitorMap.put(JOB_ID + "-cpu", entry);
+
+        CommonDispatcher dispatcher = buildDispatcher(monitorMap, dispatchCount);
+        invokeMonitorCollectTaskTimeout(dispatcher);
+
+        assertEquals(0, dispatchCount.get(), "Non-zero priority timeout must not dispatch");
+        assertTrue(timeout.isCancelled(), "Timeout must be cancelled");
+        assertTrue(monitorMap.isEmpty(), "Map must be empty after timeout is handled");
+    }
+
+    @Test
+    void timeoutMonitor_nonExpiredEntry_isLeftUntouched() throws Exception {
+        long recentStart = System.currentTimeMillis() - 60_000L;
+        Metrics availability = Metrics.builder().name("availability").priority((byte) 0).build();
+        CommonDispatcher.MetricsTime entry =
+                new CommonDispatcher.MetricsTime(recentStart, availability, timeout);
+
+        AtomicInteger dispatchCount = new AtomicInteger(0);
+        Map<String, CommonDispatcher.MetricsTime> monitorMap = new ConcurrentHashMap<>();
+        monitorMap.put(JOB_ID + "-availability", entry);
+
+        CommonDispatcher dispatcher = buildDispatcher(monitorMap, dispatchCount);
+        invokeMonitorCollectTaskTimeout(dispatcher);
+
+        assertEquals(0, dispatchCount.get(), "Non-expired entry must not be dispatched");
+        assertFalse(timeout.isCancelled(), "Non-expired timeout must not be cancelled");
+        assertFalse(monitorMap.isEmpty(), "Non-expired entry must remain in the map");
+    }
+
+    private CommonDispatcher buildDispatcher(
+            Map<String, CommonDispatcher.MetricsTime> monitorMap,
+            AtomicInteger dispatchCount) throws Exception {
+
+        CollectJobService jobService = mock(CollectJobService.class);
+        when(jobService.getCollectorIdentity()).thenReturn("test-collector");
+        WorkerPool workerPool = mock(WorkerPool.class);
+
+        CommonDispatcher dispatcher = new CommonDispatcher(
+                null, null, null, workerPool, jobService, null) {
+
+            @Override
+            public void start() {
+            }
+
+            @Override
+            public void dispatchCollectData(Timeout t, Metrics m, CollectRep.MetricsData data) {
+                WheelTimerTask task = (WheelTimerTask) t.task();
+                String key = task.getJob().getId() + "-" + m.getName();
+                if (monitorMap.remove(key) == null) {
+                    return;
+                }
+                dispatchCount.incrementAndGet();
+            }
+        };
+
+        Field mapField = CommonDispatcher.class.getDeclaredField("metricsTimeoutMonitorMap");
+        mapField.setAccessible(true);
+        mapField.set(dispatcher, monitorMap);
+
+        return dispatcher;
+    }
+
+    private void invokeMonitorCollectTaskTimeout(CommonDispatcher dispatcher) throws Exception {
+        Method method = CommonDispatcher.class.getDeclaredMethod("monitorCollectTaskTimeout");
+        method.setAccessible(true);
+        method.invoke(dispatcher);
+    }
+}

hertzbeat-collector/hertzbeat-collector-common/src/main/java/org/apache/hertzbeat/collector/collect/common/http/CommonHttpClient.java

@@ -177,6 +177,11 @@ public class CommonHttpClient {
     static void setBeforeCleanupHookForTest(Runnable hook) {
         beforeCleanupHook = hook;
     }
+
+    static boolean awaitConnectionPoolCleanupIdleForTest(long timeout, TimeUnit unit) throws InterruptedException {
+        ScheduledDispatchTask currentCleanupTask = cleanupTask;
+        return currentCleanupTask == null || currentCleanupTask.awaitIdle(timeout, unit);
+    }
     
     public static void close() {
         try {
@@ -268,10 +273,24 @@ public class CommonHttpClient {
                 shouldSchedule = pendingRuns > 0;
                 if (!shouldSchedule) {
                     running = false;
+                    notifyAll();
                     return;
                 }
             }
             scheduleRun();
         }
+
+        private synchronized boolean awaitIdle(long timeout, TimeUnit unit) throws InterruptedException {
+            long deadline = System.nanoTime() + unit.toNanos(timeout);
+            long remainingNanos = deadline - System.nanoTime();
+            while (running || pendingRuns > 0) {
+                if (remainingNanos <= 0) {
+                    return false;
+                }
+                TimeUnit.NANOSECONDS.timedWait(this, remainingNanos);
+                remainingNanos = deadline - System.nanoTime();
+            }
+            return true;
+        }
     }
 }

hertzbeat-collector/hertzbeat-collector-common/src/main/java/org/apache/hertzbeat/collector/dispatch/DispatchConstants.java

@@ -103,10 +103,6 @@ public interface DispatchConstants {
      * protocol rocketmq
      */
     String PROTOCOL_ROCKETMQ = "rocketmq";
-    /**
-     * protocol push
-     */
-    String PROTOCOL_PUSH = "push";
     /**
      * protocol prometheus
      */

hertzbeat-collector/hertzbeat-collector-common/src/main/java/org/apache/hertzbeat/collector/timer/TimerDispatcher.java

@@ -23,6 +23,7 @@ import java.util.List;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentLinkedDeque;
+import java.util.concurrent.ThreadLocalRandom;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.function.Supplier;
@@ -116,7 +117,7 @@ public class TimerDispatcher implements TimerDispatch, DisposableBean {
         // Delay dispatcher lookup to avoid a startup cycle with CommonDispatcher.
         WheelTimerTask timerJob = new WheelTimerTask(addJob, metricsTaskDispatchSupplier);
         if (addJob.isCyclic()) {
-            Long nextExecutionTime = getNextExecutionInterval(addJob);
+            long nextExecutionTime = initialCyclicDelay(addJob);
             Timeout timeout = wheelTimer.newTimeout(timerJob, nextExecutionTime, TimeUnit.SECONDS);
             cancelPreviousTimeout(currentCyclicTaskMap.put(addJob.getId(), timeout));
         } else {
@@ -205,6 +206,21 @@ public class TimerDispatcher implements TimerDispatch, DisposableBean {
         }
     }
 
+    /**
+     * Interval jobs get a random first-run phase: a restart re-adds every job at once,
+     * and a shared phase makes them all collect at the same instant forever. Cron jobs
+     * keep their meaningful phase; already-executed or re-added jobs keep theirs.
+     */
+    long initialCyclicDelay(Job addJob) {
+        long nextExecutionTime = getNextExecutionInterval(addJob);
+        boolean fixedPhase = ScheduleTypeEnum.CRON.getType().equals(addJob.getScheduleType());
+        if (!fixedPhase && addJob.getDispatchTime() <= 0
+                && !currentCyclicTaskMap.containsKey(addJob.getId()) && nextExecutionTime > 1) {
+            nextExecutionTime = ThreadLocalRandom.current().nextLong(nextExecutionTime) + 1;
+        }
+        return nextExecutionTime;
+    }
+
     public Long getNextExecutionInterval(Job job) {
         if (ScheduleTypeEnum.CRON.getType().equals(job.getScheduleType()) && job.getCronExpression() != null && !job.getCronExpression().isEmpty()) {
             try {

hertzbeat-collector/hertzbeat-collector-common/src/main/java/org/apache/hertzbeat/collector/timer/WheelTimerTask.java

@@ -20,7 +20,6 @@ package org.apache.hertzbeat.collector.timer;
 import com.google.gson.Gson;
 import com.google.gson.JsonElement;
 import lombok.extern.slf4j.Slf4j;
-import org.apache.hertzbeat.collector.dispatch.DispatchConstants;
 import org.apache.hertzbeat.collector.dispatch.MetricsTaskDispatch;
 import org.apache.hertzbeat.collector.util.CollectUtil;
 import org.apache.hertzbeat.common.constants.CommonConstants;
@@ -84,9 +83,6 @@ public class WheelTimerTask implements TimerTask {
             JsonElement jsonElement = GSON.toJsonTree(metric);
             CollectUtil.replaceSmilingPlaceholder(jsonElement, configmap);
             metric = GSON.fromJson(jsonElement, Metrics.class);
-            if (job.getApp().equals(DispatchConstants.PROTOCOL_PUSH)) {
-                CollectUtil.replaceFieldsForPushStyleMonitor(metric, configmap);
-            }
             metricsTmp.add(metric);
         }
         job.setMetrics(metricsTmp);

hertzbeat-collector/hertzbeat-collector-common/src/main/java/org/apache/hertzbeat/collector/util/CollectUtil.java

@@ -437,13 +437,6 @@ public final class CollectUtil {
         return mapList;
     }
 
-    public static void replaceFieldsForPushStyleMonitor(Metrics metrics, Map<String, Configmap> configmap) {
-
-        List<Metrics.Field> pushFieldList = JsonUtil.fromJson((String) configmap.get("fields").getValue(), new TypeReference<>() {
-        });
-        metrics.setFields(pushFieldList);
-    }
-
     /**
      * convert 16 hexString to byte[]
      * eg: 302c0201010409636f6d6d756e697479a11c020419e502e7020100020100300e300c06082b060102010102000500

hertzbeat-collector/hertzbeat-collector-common/src/test/java/org/apache/hertzbeat/collector/collect/common/http/CommonHttpClientVirtualThreadTest.java

@@ -96,9 +96,11 @@ class CommonHttpClientVirtualThreadTest {
 
         CommonHttpClient.dispatchConnectionPoolCleanup();
         assertFalse(secondStarted.await(200, TimeUnit.MILLISECONDS));
+        assertFalse(CommonHttpClient.awaitConnectionPoolCleanupIdleForTest(200, TimeUnit.MILLISECONDS));
 
         releaseFirst.countDown();
         assertTrue(secondStarted.await(5, TimeUnit.SECONDS));
+        assertTrue(CommonHttpClient.awaitConnectionPoolCleanupIdleForTest(5, TimeUnit.SECONDS));
         assertEquals(1, maxConcurrent.get());
     }
 

hertzbeat-collector/hertzbeat-collector-common/src/test/java/org/apache/hertzbeat/collector/timer/TimerDispatcherTest.java

@@ -18,8 +18,10 @@
 package org.apache.hertzbeat.collector.timer;
 
 import java.lang.reflect.Field;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 import java.util.concurrent.TimeUnit;
 import org.apache.hertzbeat.collector.constants.ScheduleTypeEnum;
 import org.apache.hertzbeat.collector.dispatch.MetricsTaskDispatch;
@@ -299,4 +301,41 @@ public class TimerDispatcherTest {
             throw new AssertionError(e);
         }
     }
+
+    @Test
+    void testFirstCyclicDelayJittersWithinInterval() {
+        when(job.isCyclic()).thenReturn(true);
+        when(job.getScheduleType()).thenReturn(null);
+        when(job.getDispatchTime()).thenReturn(0L);
+        when(job.getInterval()).thenReturn(600L);
+        when(job.getId()).thenReturn(4242L);
+
+        Set<Long> delays = new HashSet<>();
+        for (int i = 0; i < 50; i++) {
+            long delay = timerDispatcher.initialCyclicDelay(job);
+            assertTrue(delay >= 1 && delay <= 600, "delay out of interval: " + delay);
+            delays.add(delay);
+        }
+        assertTrue(delays.size() > 1, "no jitter observed across 50 samples");
+    }
+
+    @Test
+    void testExecutedJobKeepsRemainingIntervalOnReAdd() {
+        when(job.getScheduleType()).thenReturn(null);
+        when(job.getDispatchTime()).thenReturn(System.currentTimeMillis() - 10_000L);
+        when(job.getInterval()).thenReturn(600L);
+
+        long expected = timerDispatcher.getNextExecutionInterval(job);
+        long actual = timerDispatcher.initialCyclicDelay(job);
+        assertTrue(Math.abs(actual - expected) <= 1, "remaining interval must not be jittered");
+    }
+
+    @Test
+    void testCronScheduleKeepsFixedPhase() {
+        when(job.getScheduleType()).thenReturn(ScheduleTypeEnum.CRON.getType());
+        when(job.getCronExpression()).thenReturn("0 0 3 * * ?");
+        long expected = timerDispatcher.getNextExecutionInterval(job);
+        long actual = timerDispatcher.initialCyclicDelay(job);
+        assertTrue(Math.abs(actual - expected) <= 1, "cron phase must not be jittered");
+    }
 }

hertzbeat-collector/hertzbeat-collector-common/src/test/java/org/apache/hertzbeat/collector/timer/WheelTimerTaskCredentialTest.java

@@ -0,0 +1,69 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.collector.timer;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.util.List;
+import org.apache.hertzbeat.common.constants.CommonConstants;
+import org.apache.hertzbeat.common.entity.job.Configmap;
+import org.apache.hertzbeat.common.entity.job.Job;
+import org.apache.hertzbeat.common.entity.job.Metrics;
+import org.apache.hertzbeat.common.entity.job.protocol.HttpProtocol;
+import org.apache.hertzbeat.common.util.AesUtil;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.Test;
+
+class WheelTimerTaskCredentialTest {
+
+    private static final String TEST_SECRET = "0123456789abcdef";
+
+    @AfterEach
+    void tearDown() {
+        AesUtil.setDefaultSecretKey(AesUtil.DEFAULT_ENCODE_RULES);
+    }
+
+    @Test
+    void decryptsTheMigratedCredentialBeforeProtocolReplacement() {
+        AesUtil.setDefaultSecretKey(TEST_SECRET);
+        String ciphertext = AesUtil.aesEncode("runtime-ollama-key");
+        HttpProtocol.Authorization authorization = new HttpProtocol.Authorization();
+        authorization.setType("Bearer Token");
+        authorization.setBearerTokenToken("^_^apiKey^_^");
+        Metrics metrics = Metrics.builder()
+                .name("version")
+                .interval(60)
+                .http(HttpProtocol.builder().authorization(authorization).build())
+                .build();
+        Job job = Job.builder()
+                .app("ollama")
+                .defaultInterval(60)
+                .configmap(List.of(new Configmap(
+                        "apiKey",
+                        ciphertext,
+                        CommonConstants.PARAM_TYPE_PASSWORD)))
+                .metrics(List.of(metrics))
+                .build();
+
+        new WheelTimerTask(job, timeout -> {
+        });
+
+        assertEquals("runtime-ollama-key",
+                job.getMetrics().get(0).getHttp().getAuthorization().getBearerTokenToken());
+    }
+}

hertzbeat-collector/hertzbeat-collector-kafka/src/main/java/org/apache/hertzbeat/collector/collect/kafka/KafkaCollectImpl.java

@@ -29,6 +29,7 @@ import org.apache.hertzbeat.collector.dispatch.DispatchConstants;
 import org.apache.hertzbeat.common.entity.job.Metrics;
 import org.apache.hertzbeat.common.entity.job.protocol.KafkaProtocol;
 import org.apache.hertzbeat.common.entity.message.CollectRep;
+import org.apache.kafka.clients.CommonClientConfigs;
 import org.apache.kafka.clients.admin.AdminClient;
 import org.apache.kafka.clients.admin.AdminClientConfig;
 import org.apache.kafka.clients.admin.ConsumerGroupDescription;
@@ -44,6 +45,7 @@ import org.apache.kafka.clients.admin.ListTopicsResult;
 import org.apache.kafka.clients.admin.OffsetSpec;
 import org.apache.kafka.clients.admin.TopicDescription;
 import org.apache.kafka.clients.consumer.OffsetAndMetadata;
+import org.apache.kafka.common.config.SaslConfigs;
 import org.apache.kafka.common.TopicPartition;
 import org.apache.kafka.common.TopicPartitionInfo;
 
@@ -52,6 +54,7 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Locale;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Objects;
@@ -68,6 +71,7 @@ public class KafkaCollectImpl extends AbstractCollect {
 
     private static final String LAG_NUM = "lag_num";
     private static final String PARTITION_OFFSET = "Partition_offset";
+    private static final String SCRAM_LOGIN_MODULE = "org.apache.kafka.common.security.scram.ScramLoginModule";
 
     private final GlobalConnectionCache connectionCommonCache = GlobalConnectionCache.getInstance();
 
@@ -230,6 +234,7 @@ public class KafkaCollectImpl extends AbstractCollect {
         // Ensure that host and port are not empty
         requireHasText(kafkaProtocol.getHost(), "Kafka Protocol host is required.");
         requireHasText(kafkaProtocol.getPort(), "Kafka Protocol port is required.");
+        require(!kafkaProtocol.isInvalid(), "Kafka Protocol params is invalid.");
     }
 
     @Override
@@ -274,9 +279,7 @@ public class KafkaCollectImpl extends AbstractCollect {
     }
 
     protected AdminClient getAdminClient(KafkaProtocol kafkaProtocol) {
-        CacheIdentifier kafkaAdminClientIdentifier = CacheIdentifier.builder()
-                .ip(kafkaProtocol.getHost()).port(kafkaProtocol.getPort())
-                .build();
+        CacheIdentifier kafkaAdminClientIdentifier = getAdminClientIdentifier(kafkaProtocol);
         Optional<AbstractConnection<?>> kafkaClientCache =
                 connectionCommonCache.getCache(kafkaAdminClientIdentifier, true);
         if (kafkaClientCache.isPresent()) {
@@ -289,9 +292,7 @@ public class KafkaCollectImpl extends AbstractCollect {
             connectionCommonCache.removeCache(kafkaAdminClientIdentifier);
         }
         // Cached AdminClient was not present or was invalid; create a new AdminClient
-        Properties properties = new Properties();
-        properties.put(AdminClientConfig.BOOTSTRAP_SERVERS_CONFIG,
-                kafkaProtocol.getHost() + ":" + kafkaProtocol.getPort());
+        Properties properties = getAdminClientProperties(kafkaProtocol);
         AdminClient adminClient = KafkaAdminClient.create(properties);
         if (adminClient == null) {
             return null;
@@ -300,6 +301,55 @@ public class KafkaCollectImpl extends AbstractCollect {
         return adminClient;
     }
 
+    /**
+     * Build the cache identifier for a Kafka AdminClient.
+     *
+     * @param kafkaProtocol Kafka connection parameters
+     * @return cache identifier including authentication settings
+     */
+    protected CacheIdentifier getAdminClientIdentifier(KafkaProtocol kafkaProtocol) {
+        boolean hasSaslAuthentication = kafkaProtocol.hasSaslAuthentication();
+        return CacheIdentifier.builder()
+                .ip(kafkaProtocol.getHost())
+                .port(kafkaProtocol.getPort())
+                .username(hasSaslAuthentication ? kafkaProtocol.getUsername() : null)
+                .password(hasSaslAuthentication ? kafkaProtocol.getPassword() : null)
+                .customArg(hasSaslAuthentication
+                        ? kafkaProtocol.getSecurityProtocol().toUpperCase(Locale.ROOT) + ":"
+                                + kafkaProtocol.getSaslMechanism().toUpperCase(Locale.ROOT)
+                        : null)
+                .build();
+    }
+
+    /**
+     * Build Kafka AdminClient properties without logging credentials.
+     *
+     * @param kafkaProtocol Kafka connection parameters
+     * @return AdminClient properties
+     */
+    protected Properties getAdminClientProperties(KafkaProtocol kafkaProtocol) {
+        Properties properties = new Properties();
+        properties.put(AdminClientConfig.BOOTSTRAP_SERVERS_CONFIG,
+                kafkaProtocol.getHost() + ":" + kafkaProtocol.getPort());
+        if (kafkaProtocol.hasSaslAuthentication()) {
+            properties.put(CommonClientConfigs.SECURITY_PROTOCOL_CONFIG,
+                    kafkaProtocol.getSecurityProtocol().toUpperCase(Locale.ROOT));
+            properties.put(SaslConfigs.SASL_MECHANISM,
+                    kafkaProtocol.getSaslMechanism().toUpperCase(Locale.ROOT));
+            properties.put(SaslConfigs.SASL_JAAS_CONFIG, buildSaslJaasConfig(kafkaProtocol));
+        }
+        return properties;
+    }
+
+    private static String buildSaslJaasConfig(KafkaProtocol kafkaProtocol) {
+        return SCRAM_LOGIN_MODULE + " required username=\"" + escapeJaasValue(kafkaProtocol.getUsername())
+                + "\" password=\"" + escapeJaasValue(kafkaProtocol.getPassword()) + "\";";
+    }
+
+    private static String escapeJaasValue(String value) {
+        return value.replace("\\", "\\\\").replace("\"", "\\\"");
+    }
+
 
     /**
      * Collect the earliest and latest offsets for each topic

hertzbeat-collector/hertzbeat-collector-kafka/src/test/java/org/apache/hertzbeat/collector/collect/kafka/KafkaCollectTest.java

@@ -18,14 +18,18 @@
 package org.apache.hertzbeat.collector.collect.kafka;
 
 import org.apache.hertzbeat.collector.collect.kafka.constants.SupportedCommand;
+import org.apache.hertzbeat.collector.collect.common.cache.CacheIdentifier;
 import org.apache.hertzbeat.collector.dispatch.DispatchConstants;
 import org.apache.hertzbeat.common.entity.job.Metrics;
 import org.apache.hertzbeat.common.entity.job.protocol.KafkaProtocol;
 import org.apache.hertzbeat.common.entity.message.CollectRep;
 import org.apache.kafka.clients.admin.AdminClient;
+import org.apache.kafka.clients.CommonClientConfigs;
+import org.apache.kafka.clients.admin.AdminClientConfig;
 import org.apache.kafka.clients.admin.ListTopicsOptions;
 import org.apache.kafka.clients.admin.ListTopicsResult;
 import org.apache.kafka.common.KafkaFuture;
+import org.apache.kafka.common.config.SaslConfigs;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
@@ -34,10 +38,13 @@ import org.mockito.Mockito;
 import org.mockito.junit.jupiter.MockitoExtension;
 
 import java.util.HashSet;
+import java.util.Properties;
 import java.util.Set;
 
 import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
 import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
 import static org.junit.jupiter.api.Assertions.assertThrows;
 
 /**
@@ -135,4 +142,83 @@ public class KafkaCollectTest {
     void supportProtocol() {
         assertEquals(DispatchConstants.PROTOCOL_KAFKA, collect.supportProtocol());
     }
+
+    @Test
+    void adminClientPropertiesWithoutAuthentication() {
+        KafkaProtocol protocol = KafkaProtocol.builder()
+                .host(HOST)
+                .port(PORT)
+                .build();
+
+        Properties properties = collect.getAdminClientProperties(protocol);
+
+        assertEquals(HOST + ":" + PORT, properties.get(AdminClientConfig.BOOTSTRAP_SERVERS_CONFIG));
+        assertFalse(properties.containsKey(CommonClientConfigs.SECURITY_PROTOCOL_CONFIG));
+        assertFalse(properties.containsKey(SaslConfigs.SASL_MECHANISM));
+        assertFalse(properties.containsKey(SaslConfigs.SASL_JAAS_CONFIG));
+    }
+
+    @Test
+    void adminClientPropertiesWithScramAuthentication() {
+        KafkaProtocol protocol = KafkaProtocol.builder()
+                .host(HOST)
+                .port(PORT)
+                .securityProtocol("SASL_SSL")
+                .saslMechanism("SCRAM-SHA-512")
+                .username("monitor")
+                .password("secret")
+                .build();
+
+        Properties properties = collect.getAdminClientProperties(protocol);
+
+        assertEquals("SASL_SSL", properties.get(CommonClientConfigs.SECURITY_PROTOCOL_CONFIG));
+        assertEquals("SCRAM-SHA-512", properties.get(SaslConfigs.SASL_MECHANISM));
+        assertEquals("org.apache.kafka.common.security.scram.ScramLoginModule required "
+                        + "username=\"monitor\" password=\"secret\";",
+                properties.get(SaslConfigs.SASL_JAAS_CONFIG));
+    }
+
+    @Test
+    void adminClientPropertiesEscapeJaasCredentials() {
+        KafkaProtocol protocol = KafkaProtocol.builder()
+                .host(HOST)
+                .port(PORT)
+                .securityProtocol("sasl_plaintext")
+                .saslMechanism("scram-sha-256")
+                .username("monitor\"user")
+                .password("secret\\value")
+                .build();
+
+        Properties properties = collect.getAdminClientProperties(protocol);
+
+        assertEquals("org.apache.kafka.common.security.scram.ScramLoginModule required "
+                        + "username=\"monitor\\\"user\" password=\"secret\\\\value\";",
+                properties.get(SaslConfigs.SASL_JAAS_CONFIG));
+    }
+
+    @Test
+    void adminClientCacheIdentifierIncludesAuthentication() {
+        KafkaProtocol firstProtocol = KafkaProtocol.builder()
+                .host(HOST)
+                .port(PORT)
+                .securityProtocol("SASL_PLAINTEXT")
+                .saslMechanism("SCRAM-SHA-256")
+                .username("monitor")
+                .password("first-secret")
+                .build();
+        KafkaProtocol secondProtocol = KafkaProtocol.builder()
+                .host(HOST)
+                .port(PORT)
+                .securityProtocol("SASL_PLAINTEXT")
+                .saslMechanism("SCRAM-SHA-256")
+                .username("monitor")
+                .password("second-secret")
+                .build();
+
+        CacheIdentifier firstIdentifier = collect.getAdminClientIdentifier(firstProtocol);
+        CacheIdentifier secondIdentifier = collect.getAdminClientIdentifier(secondProtocol);
+
+        assertNotEquals(firstIdentifier, secondIdentifier);
+        assertFalse(firstIdentifier.toString().contains("first-secret"));
+    }
 }

hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/constants/ConfigConstants.java

@@ -69,6 +69,8 @@ public interface ConfigConstants {
         String GRAFANA = "grafana";
 
         String LOG = "log";
+
+        String OBSERVABILITY = "observability";
     }
 
 }

hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/constants/NetworkConstants.java

@@ -61,7 +61,7 @@ public interface NetworkConstants {
         Duration READ_TIMEOUT = Duration.ofSeconds(6);
         Duration WRITE_TIMEOUT = Duration.ofSeconds(6);
         Duration CONNECT_TIMEOUT = Duration.ofSeconds(6);
-        Duration GREPTIME_QUERY_READ_TIMEOUT = Duration.ofSeconds(5);
+        Duration GREPTIME_QUERY_READ_TIMEOUT = Duration.ofSeconds(15);
         Duration GREPTIME_QUERY_CONNECT_TIMEOUT = Duration.ofSeconds(2);
         Duration GREPTIME_WRITE_READ_TIMEOUT = Duration.ofSeconds(3);
         Duration GREPTIME_WRITE_CONNECT_TIMEOUT = Duration.ofSeconds(2);

hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/dto/MailServerConfig.java

@@ -56,5 +56,7 @@ public class MailServerConfig {
 
     private boolean emailStarttls = false;
 
+    private boolean emailSslCertVerify = true;
+
     private boolean enable = true;
 }

hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/Metrics.java

@@ -54,7 +54,6 @@ import org.apache.hertzbeat.common.entity.job.protocol.NgqlProtocol;
 import org.apache.hertzbeat.common.entity.job.protocol.NtpProtocol;
 import org.apache.hertzbeat.common.entity.job.protocol.Pop3Protocol;
 import org.apache.hertzbeat.common.entity.job.protocol.PrometheusProtocol;
-import org.apache.hertzbeat.common.entity.job.protocol.PushProtocol;
 import org.apache.hertzbeat.common.entity.job.protocol.RedfishProtocol;
 import org.apache.hertzbeat.common.entity.job.protocol.RedisProtocol;
 import org.apache.hertzbeat.common.entity.job.protocol.RocketmqProtocol;
@@ -212,10 +211,6 @@ public class Metrics {
      * Monitoring configuration information using the public rocketmq protocol
      */
     private RocketmqProtocol rocketmq;
-    /**
-     * Monitoring configuration information using push style
-     */
-    private PushProtocol push;
     /**
      * Monitoring configuration information using the public prometheus protocol
      */

hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/FtpProtocol.java

@@ -20,6 +20,9 @@ package org.apache.hertzbeat.common.entity.job.protocol;
 import static org.apache.hertzbeat.common.util.IpDomainUtil.validPort;
 import static org.apache.hertzbeat.common.util.IpDomainUtil.validateIpDomain;
 
+import java.util.Arrays;
+import java.util.List;
+import java.util.regex.Pattern;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
@@ -35,6 +38,10 @@ import org.apache.hertzbeat.common.util.CommonUtil;
 @AllArgsConstructor
 @NoArgsConstructor
 public class FtpProtocol implements CommonRequestProtocol, Protocol {
+
+    private static final Pattern SHA256_FINGERPRINT_PATTERN =
+            Pattern.compile("SHA256:[A-Za-z0-9+/]{43}=?");
+    private static final String UNRESOLVED_SSL_PLACEHOLDER = "^_^ssl^_^";
     /**
      * Peer host ip or domain name
      */
@@ -71,19 +78,84 @@ public class FtpProtocol implements CommonRequestProtocol, Protocol {
      */
     private String ssl = "false";
 
+    /**
+     * Expected SFTP server host key fingerprints, separated by commas or line
+     * breaks, for example SHA256:base64.
+     */
+    private String hostKeyFingerprint;
+
+    /**
+     * Whether SFTP host key verification is explicitly disabled.
+     */
+    private String insecureSkipVerify;
+
     @Override
     public boolean isInvalid() {
-        if (!validateIpDomain(host) || !validPort(port) || StringUtils.isBlank(direction) || StringUtils.isBlank(timeout)) {
-            return true;
+        return validationError() != null;
+    }
+
+    /**
+     * Validate the complete FTP/SFTP protocol contract used by collectors.
+     *
+     * @return a safe operator-facing error, or {@code null} when valid
+     */
+    public String validationError() {
+        if (!validateIpDomain(host)) {
+            return "Ftp Protocol host is invalid.";
         }
-        if (!CommonUtil.isNumeric(timeout)) {
-            return true;
+        if (!validPort(port)) {
+            return "Ftp Protocol port is invalid.";
+        }
+        if (StringUtils.isBlank(direction)) {
+            return "Ftp Protocol direction is required.";
+        }
+        if (StringUtils.isBlank(timeout) || !CommonUtil.isNumeric(timeout)) {
+            return "Ftp Protocol timeout must be numeric.";
+        }
+        if (UNRESOLVED_SSL_PLACEHOLDER.equals(ssl)) {
+            return null;
         }
         if (StringUtils.isNotBlank(ssl)
                 && !"true".equalsIgnoreCase(ssl)
                 && !"false".equalsIgnoreCase(ssl)) {
-            return true;
+            return "Ftp Protocol SFTP option must be true or false.";
         }
-        return "true".equalsIgnoreCase(ssl) && StringUtils.isAnyBlank(username, password);
+        if (!"true".equalsIgnoreCase(ssl)) {
+            return null;
+        }
+        if (StringUtils.isNotBlank(insecureSkipVerify)
+                && !"true".equalsIgnoreCase(insecureSkipVerify)
+                && !"false".equalsIgnoreCase(insecureSkipVerify)) {
+            return "Sftp Protocol skip-verification option must be true or false.";
+        }
+        if (StringUtils.isAnyBlank(username, password)) {
+            return "Sftp Protocol username and password are required.";
+        }
+        if ("true".equalsIgnoreCase(insecureSkipVerify)) {
+            return null;
+        }
+        if (StringUtils.isBlank(hostKeyFingerprint)) {
+            return "Sftp Protocol host key fingerprint is required unless verification is explicitly skipped.";
+        }
+        if (!hasValidHostKeyFingerprints()) {
+            return "Sftp Protocol host key fingerprints must use the SHA256:base64 format.";
+        }
+        return null;
+    }
+
+    public boolean hasValidHostKeyFingerprints() {
+        List<String> fingerprints = parseHostKeyFingerprints();
+        return !fingerprints.isEmpty()
+                && fingerprints.stream().allMatch(value -> SHA256_FINGERPRINT_PATTERN.matcher(value).matches());
+    }
+
+    public List<String> parseHostKeyFingerprints() {
+        if (StringUtils.isBlank(hostKeyFingerprint)) {
+            return List.of();
+        }
+        return Arrays.stream(hostKeyFingerprint.split("[,;\\r\\n]+"))
+                .map(String::trim)
+                .filter(StringUtils::isNotEmpty)
+                .toList();
     }
 }

hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/KafkaProtocol.java

@@ -24,9 +24,13 @@ import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import lombok.ToString;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hertzbeat.common.util.CommonUtil;
 
+import java.util.Locale;
+import java.util.Set;
+
 /**
  * Kafka protocol
  */
@@ -36,6 +40,11 @@ import org.apache.hertzbeat.common.util.CommonUtil;
 @NoArgsConstructor
 public class KafkaProtocol implements CommonRequestProtocol, Protocol {
 
+    private static final String SASL_PLAINTEXT = "SASL_PLAINTEXT";
+    private static final String SASL_SSL = "SASL_SSL";
+    private static final Set<String> SECURITY_PROTOCOLS = Set.of("PLAINTEXT", SASL_PLAINTEXT, SASL_SSL);
+    private static final Set<String> SASL_MECHANISMS = Set.of("SCRAM-SHA-256", "SCRAM-SHA-512");
+
     /**
      * IP ADDRESS OR DOMAIN NAME OF THE PEER HOST
      */
@@ -61,6 +70,36 @@ public class KafkaProtocol implements CommonRequestProtocol, Protocol {
      */
     private String monitorInternalTopic = "false";
 
+    /**
+     * Kafka security protocol
+     */
+    private String securityProtocol;
+
+    /**
+     * SASL mechanism
+     */
+    private String saslMechanism;
+
+    /**
+     * SASL username
+     */
+    private String username;
+
+    /**
+     * SASL password
+     */
+    @ToString.Exclude
+    private String password;
+
+    /**
+     * Determine whether SASL authentication is enabled.
+     *
+     * @return true if the security protocol uses SASL
+     */
+    public boolean hasSaslAuthentication() {
+        return SASL_PLAINTEXT.equalsIgnoreCase(securityProtocol) || SASL_SSL.equalsIgnoreCase(securityProtocol);
+    }
+
     @Override
     public boolean isInvalid() {
         if (!validateIpDomain(host) || !validPort(port)) {
@@ -74,6 +113,16 @@ public class KafkaProtocol implements CommonRequestProtocol, Protocol {
                 && !"false".equalsIgnoreCase(monitorInternalTopic)) {
             return true;
         }
-        return false;
+        if (StringUtils.isNotBlank(securityProtocol)
+                && !SECURITY_PROTOCOLS.contains(securityProtocol.toUpperCase(Locale.ROOT))) {
+            return true;
+        }
+        if (!hasSaslAuthentication()) {
+            return StringUtils.isNotBlank(saslMechanism)
+                    || StringUtils.isNotBlank(username)
+                    || StringUtils.isNotBlank(password);
+        }
+        return StringUtils.isAnyBlank(saslMechanism, username, password)
+                || !SASL_MECHANISMS.contains(saslMechanism.toUpperCase(Locale.ROOT));
     }
 }

hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/PushProtocol.java

@@ -1,69 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.hertzbeat.common.entity.job.protocol;
-
-import static org.apache.hertzbeat.common.util.IpDomainUtil.isHasSchema;
-import static org.apache.hertzbeat.common.util.IpDomainUtil.validPort;
-import static org.apache.hertzbeat.common.util.IpDomainUtil.validateIpDomain;
-
-import java.util.List;
-import lombok.AllArgsConstructor;
-import lombok.Builder;
-import lombok.Data;
-import lombok.NoArgsConstructor;
-import org.apache.commons.lang3.StringUtils;
-import org.apache.hertzbeat.common.entity.dto.Field;
-
-/**
- * push protocol definition
- */
-@Data
-@Builder
-@AllArgsConstructor
-@NoArgsConstructor
-public class PushProtocol implements CommonRequestProtocol, Protocol {
-    private String host;
-    private String port;
-    private String uri = "/api/push";
-    private List<Field> fields;
-
-    @Override
-    public boolean isInvalid() {
-        if ((!validateIpDomain(host) && !isHasSchema(host)) || !validPort(port)) {
-            return true;
-        }
-        if (Integer.parseInt(port) <= 0) {
-            return true;
-        }
-        if (StringUtils.isBlank(uri) || !uri.startsWith("/") || StringUtils.containsWhitespace(uri)) {
-            return true;
-        }
-        if (fields == null || fields.isEmpty()) {
-            return true;
-        }
-        for (Field field : fields) {
-            if (field == null
-                    || StringUtils.isBlank(field.getName())
-                    || field.getType() == null
-                    || (field.getType() != 0 && field.getType() != 1)) {
-                return true;
-            }
-        }
-        return false;
-    }
-}

hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/RegistryProtocol.java

@@ -49,7 +49,7 @@ public class RegistryProtocol implements CommonRequestProtocol, Protocol {
     @Override
     public boolean isInvalid() {
 
-        return validateIpDomain(host) && validPort(port)
-            && StringUtils.isAnyBlank(host, String.valueOf(port), discoveryClientTypeName);
+        return !validateIpDomain(host) || !validPort(port)
+            || StringUtils.isBlank(discoveryClientTypeName);
     }
 }

hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/FtpProtocolTest.java

@@ -20,10 +20,14 @@ package org.apache.hertzbeat.common.entity.job.protocol;
 import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
+import org.apache.hertzbeat.common.util.JsonUtil;
 import org.junit.jupiter.api.Test;
 
 class FtpProtocolTest {
 
+    private static final String VALID_SHA256_FINGERPRINT =
+            "SHA256:AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA";
+
     @Test
     void isInvalidValidAnonymousFtp() {
         FtpProtocol protocol = FtpProtocol.builder()
@@ -36,6 +40,34 @@ class FtpProtocolTest {
         assertFalse(protocol.isInvalid());
     }
 
+    @Test
+    void isValidPlainFtpWhenSftpOnlyOptionRemainsUnresolved() {
+        FtpProtocol protocol = FtpProtocol.builder()
+                .host("ftp.example.com")
+                .port("21")
+                .direction("/")
+                .timeout("3000")
+                .ssl("false")
+                .insecureSkipVerify("^_^insecureSkipVerify^_^")
+                .build();
+
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isValidLegacyFtpWhenSslOptionRemainsUnresolved() {
+        FtpProtocol protocol = FtpProtocol.builder()
+                .host("ftp.example.com")
+                .port("21")
+                .direction("/")
+                .timeout("3000")
+                .ssl("^_^ssl^_^")
+                .insecureSkipVerify("^_^insecureSkipVerify^_^")
+                .build();
+
+        assertFalse(protocol.isInvalid());
+    }
+
     @Test
     void isInvalidValidSftp() {
         FtpProtocol protocol = FtpProtocol.builder()
@@ -46,6 +78,7 @@ class FtpProtocolTest {
                 .ssl("true")
                 .username("admin")
                 .password("secret")
+                .hostKeyFingerprint(VALID_SHA256_FINGERPRINT)
                 .build();
         assertFalse(protocol.isInvalid());
     }
@@ -85,6 +118,67 @@ class FtpProtocolTest {
         assertTrue(protocol.isInvalid());
     }
 
+    @Test
+    void isInvalidSftpWithoutHostIdentityConfiguration() {
+        FtpProtocol protocol = FtpProtocol.builder()
+                .host("sftp.example.com")
+                .port("22")
+                .direction("/data")
+                .timeout("3000")
+                .ssl("true")
+                .username("admin")
+                .password("secret")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidSftpWhenSkipVerificationOptionRemainsUnresolved() {
+        FtpProtocol protocol = FtpProtocol.builder()
+                .host("sftp.example.com")
+                .port("22")
+                .direction("/data")
+                .timeout("3000")
+                .ssl("true")
+                .username("admin")
+                .password("secret")
+                .hostKeyFingerprint(VALID_SHA256_FINGERPRINT)
+                .insecureSkipVerify("^_^insecureSkipVerify^_^")
+                .build();
+
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isValidSftpWithExplicitVerificationOptOut() {
+        FtpProtocol protocol = FtpProtocol.builder()
+                .host("sftp.example.com")
+                .port("22")
+                .direction("/data")
+                .timeout("3000")
+                .ssl("true")
+                .username("admin")
+                .password("secret")
+                .insecureSkipVerify("true")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidSftpWithMalformedHostKeyFingerprint() {
+        FtpProtocol protocol = FtpProtocol.builder()
+                .host("sftp.example.com")
+                .port("22")
+                .direction("/data")
+                .timeout("3000")
+                .ssl("true")
+                .username("admin")
+                .password("secret")
+                .hostKeyFingerprint("SHA256:not-a-valid-fingerprint")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
     @Test
     void isInvalidInvalidTimeout() {
         FtpProtocol protocol = FtpProtocol.builder()
@@ -95,4 +189,23 @@ class FtpProtocolTest {
                 .build();
         assertTrue(protocol.isInvalid());
     }
+
+    @Test
+    void serializationDoesNotExposeComputedValidationProperties() {
+        FtpProtocol protocol = FtpProtocol.builder()
+                .host("sftp.example.com")
+                .port("22")
+                .direction("/data")
+                .timeout("3000")
+                .ssl("true")
+                .username("admin")
+                .password("secret")
+                .hostKeyFingerprint(VALID_SHA256_FINGERPRINT)
+                .build();
+
+        String json = JsonUtil.toJson(protocol);
+
+        assertFalse(json.contains("validationError"));
+        assertFalse(json.contains("parsedHostKeyFingerprints"));
+    }
 }

hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/KafkaProtocolTest.java

@@ -175,4 +175,89 @@ class KafkaProtocolTest {
                 .build();
         assertFalse(protocol.isInvalid());
     }
-}
+
+    @Test
+    void isInvalidValidScramSha256Authentication() {
+        KafkaProtocol protocol = KafkaProtocol.builder()
+                .host("192.168.1.1")
+                .port("9092")
+                .securityProtocol("SASL_PLAINTEXT")
+                .saslMechanism("SCRAM-SHA-256")
+                .username("monitor")
+                .password("secret")
+                .build();
+        assertFalse(protocol.isInvalid());
+        assertTrue(protocol.hasSaslAuthentication());
+    }
+
+    @Test
+    void isInvalidValidScramSha512Authentication() {
+        KafkaProtocol protocol = KafkaProtocol.builder()
+                .host("192.168.1.1")
+                .port("9093")
+                .securityProtocol("SASL_SSL")
+                .saslMechanism("SCRAM-SHA-512")
+                .username("monitor")
+                .password("secret")
+                .build();
+        assertFalse(protocol.isInvalid());
+        assertTrue(protocol.hasSaslAuthentication());
+    }
+
+    @Test
+    void isInvalidMissingScramCredentials() {
+        KafkaProtocol protocol = KafkaProtocol.builder()
+                .host("192.168.1.1")
+                .port("9092")
+                .securityProtocol("SASL_PLAINTEXT")
+                .saslMechanism("SCRAM-SHA-256")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidUnsupportedSaslMechanism() {
+        KafkaProtocol protocol = KafkaProtocol.builder()
+                .host("192.168.1.1")
+                .port("9092")
+                .securityProtocol("SASL_PLAINTEXT")
+                .saslMechanism("PLAIN")
+                .username("monitor")
+                .password("secret")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidUnsupportedSecurityProtocol() {
+        KafkaProtocol protocol = KafkaProtocol.builder()
+                .host("192.168.1.1")
+                .port("9092")
+                .securityProtocol("SSL")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidCredentialsWithoutSasl() {
+        KafkaProtocol protocol = KafkaProtocol.builder()
+                .host("192.168.1.1")
+                .port("9092")
+                .securityProtocol("PLAINTEXT")
+                .username("monitor")
+                .password("secret")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void toStringDoesNotExposePassword() {
+        KafkaProtocol protocol = KafkaProtocol.builder()
+                .host("192.168.1.1")
+                .port("9092")
+                .password("secret")
+                .build();
+        assertTrue(protocol.toString().contains("KafkaProtocol"));
+        assertFalse(protocol.toString().contains("secret"));
+    }
+}

hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/PushProtocolTest.java

@@ -1,138 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.hertzbeat.common.entity.job.protocol;
-
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
-import java.util.List;
-import org.apache.hertzbeat.common.entity.dto.Field;
-import org.junit.jupiter.api.Test;
-
-class PushProtocolTest {
-
-    @Test
-    void isInvalidValidProtocol() {
-        PushProtocol protocol = PushProtocol.builder()
-                .host("127.0.0.1")
-                .port("1157")
-                .uri("/api/push")
-                .fields(List.of(Field.builder().name("cpuUsage").type((byte) 0).build()))
-                .build();
-        assertFalse(protocol.isInvalid());
-    }
-
-    @Test
-    void isInvalidValidProtocolWithSchemaHost() {
-        PushProtocol protocol = PushProtocol.builder()
-                .host("http://127.0.0.1")
-                .port("1157")
-                .uri("/api/push")
-                .fields(List.of(Field.builder().name("status").type((byte) 1).build()))
-                .build();
-        assertFalse(protocol.isInvalid());
-    }
-
-    @Test
-    void isInvalidInvalidHost() {
-        PushProtocol protocol = PushProtocol.builder()
-                .host("")
-                .port("1157")
-                .uri("/api/push")
-                .fields(List.of(Field.builder().name("status").type((byte) 1).build()))
-                .build();
-        assertTrue(protocol.isInvalid());
-    }
-
-    @Test
-    void isInvalidZeroPort() {
-        PushProtocol protocol = PushProtocol.builder()
-                .host("127.0.0.1")
-                .port("0")
-                .uri("/api/push")
-                .fields(List.of(Field.builder().name("status").type((byte) 1).build()))
-                .build();
-        assertTrue(protocol.isInvalid());
-    }
-
-    @Test
-    void isInvalidBlankUri() {
-        PushProtocol protocol = PushProtocol.builder()
-                .host("127.0.0.1")
-                .port("1157")
-                .uri("")
-                .fields(List.of(Field.builder().name("status").type((byte) 1).build()))
-                .build();
-        assertTrue(protocol.isInvalid());
-    }
-
-    @Test
-    void isInvalidUriWithoutLeadingSlash() {
-        PushProtocol protocol = PushProtocol.builder()
-                .host("127.0.0.1")
-                .port("1157")
-                .uri("api/push")
-                .fields(List.of(Field.builder().name("status").type((byte) 1).build()))
-                .build();
-        assertTrue(protocol.isInvalid());
-    }
-
-    @Test
-    void isInvalidBlankFields() {
-        PushProtocol protocol = PushProtocol.builder()
-                .host("127.0.0.1")
-                .port("1157")
-                .uri("/api/push")
-                .fields(List.of())
-                .build();
-        assertTrue(protocol.isInvalid());
-    }
-
-    @Test
-    void isInvalidFieldWithoutName() {
-        PushProtocol protocol = PushProtocol.builder()
-                .host("127.0.0.1")
-                .port("1157")
-                .uri("/api/push")
-                .fields(List.of(Field.builder().name("").type((byte) 1).build()))
-                .build();
-        assertTrue(protocol.isInvalid());
-    }
-
-    @Test
-    void isInvalidFieldWithoutType() {
-        PushProtocol protocol = PushProtocol.builder()
-                .host("127.0.0.1")
-                .port("1157")
-                .uri("/api/push")
-                .fields(List.of(Field.builder().name("status").type(null).build()))
-                .build();
-        assertTrue(protocol.isInvalid());
-    }
-
-    @Test
-    void isInvalidFieldWithUnsupportedType() {
-        PushProtocol protocol = PushProtocol.builder()
-                .host("127.0.0.1")
-                .port("1157")
-                .uri("/api/push")
-                .fields(List.of(Field.builder().name("status").type((byte) 2).build()))
-                .build();
-        assertTrue(protocol.isInvalid());
-    }
-}

hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/RegistryProtocolTest.java

@@ -1,23 +1,20 @@
 /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
  *
- *   http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
  */
 
-
 package org.apache.hertzbeat.common.entity.job.protocol;
 
 import org.junit.jupiter.api.Test;
@@ -28,26 +25,152 @@ import static org.junit.jupiter.api.Assertions.assertTrue;
 class RegistryProtocolTest {
 
     @Test
-    void isInvalid() {
+    void isInvalidValidProtocol() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("192.168.1.1")
+                .port("8848")
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
 
-        RegistryProtocol protocol1 = new RegistryProtocol();
-        protocol1.setPort("8080");
-        protocol1.setHost("127.0.0.1");
-        assertTrue(protocol1.isInvalid());
+    @Test
+    void isInvalidValidProtocolWithDomain() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("nacos.example.com")
+                .port("8848")
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
 
-        RegistryProtocol protocol2 = new RegistryProtocol();
-        protocol2.setPort("8080");
-        protocol2.setHost("www.baidu.com");
-        assertTrue(protocol2.isInvalid());
+    @Test
+    void isInvalidValidProtocolWithLocalhost() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("localhost")
+                .port("8848")
+                .discoveryClientTypeName("Consul")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
 
-        RegistryProtocol protocol3 = new RegistryProtocol();
-        protocol3.setPort("8080");
-        protocol3.setHost("www.baidu.com.");
-        assertFalse(protocol3.isInvalid());
+    @Test
+    void isInvalidValidProtocolWithIpv6() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("::1")
+                .port("8848")
+                .discoveryClientTypeName("Consul")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
 
-        RegistryProtocol protocol4 = new RegistryProtocol();
-        protocol3.setPort("80800");
-        protocol3.setHost("10.45.56.344");
-        assertFalse(protocol4.isInvalid());
+    @Test
+    void isInvalidNullHost() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host(null)
+                .port("8848")
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankHost() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("  ")
+                .port("8848")
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidMalformedHost() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("???")
+                .port("8848")
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidHostWithTrailingDot() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("www.baidu.com.")
+                .port("8080")
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullPort() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("192.168.1.1")
+                .port(null)
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankPort() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("192.168.1.1")
+                .port("")
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidOutOfRangePort() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("192.168.1.1")
+                .port("99999")
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNonNumericPort() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("192.168.1.1")
+                .port("abc")
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidOutOfRangePortWithDomainLikeHost() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("10.45.56.344")
+                .port("80800")
+                .discoveryClientTypeName("Nacos")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullDiscoveryClientTypeName() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("192.168.1.1")
+                .port("8848")
+                .discoveryClientTypeName(null)
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankDiscoveryClientTypeName() {
+        RegistryProtocol protocol = RegistryProtocol.builder()
+                .host("192.168.1.1")
+                .port("8848")
+                .discoveryClientTypeName("  ")
+                .build();
+        assertTrue(protocol.isInvalid());
     }
 }

hertzbeat-common-spring/src/main/java/org/apache/hertzbeat/common/entity/ai/ChatConversation.java

@@ -19,12 +19,14 @@ package org.apache.hertzbeat.common.entity.ai;
 
 import static io.swagger.v3.oas.annotations.media.Schema.AccessMode.READ_ONLY;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.persistence.Entity;
 import jakarta.persistence.EntityListeners;
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
+import jakarta.persistence.Index;
 import jakarta.persistence.OneToMany;
 import jakarta.persistence.Table;
 import org.springframework.data.annotation.CreatedBy;
@@ -47,7 +49,9 @@ import java.util.List;
 @Builder
 @Entity
 @EntityListeners(AuditingEntityListener.class)
-@Table(name = "hzb_ai_conversation")
+@Table(name = "hzb_ai_conversation", indexes = {
+    @Index(name = "idx_ai_conversation_creator", columnList = "creator")
+})
 @AllArgsConstructor
 @NoArgsConstructor
 public class ChatConversation {
@@ -81,5 +85,6 @@ public class ChatConversation {
     @OneToMany(mappedBy = "conversation")
     private List<ChatMessage> messages;
 
+    @JsonIgnore
     private String securityData;
 }

hertzbeat-common-spring/src/main/java/org/apache/hertzbeat/common/entity/ai/SopSchedule.java

@@ -51,6 +51,7 @@ import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 @EntityListeners(AuditingEntityListener.class)
 @Table(name = "hzb_sop_schedule", indexes = {
     @Index(name = "idx_schedule_conversation_id", columnList = "conversation_id"),
+    @Index(name = "idx_schedule_creator_conversation", columnList = "creator, conversation_id"),
     @Index(name = "idx_schedule_enabled_next", columnList = "enabled, next_run_time")
 })
 @AllArgsConstructor

hertzbeat-common-spring/src/main/java/org/apache/hertzbeat/common/entity/alerter/AlertDefine.java

@@ -69,8 +69,8 @@ public class AlertDefine {
     private String type;
 
     @Schema(title = "Alarm Threshold Expr", example = "usage>90", accessMode = READ_WRITE)
-    @Size(max = 2048)
-    @Column(length = 2048)
+    @Size(max = 65535)
+    @Column(columnDefinition = "TEXT")
     private String expr;
 
     @Schema(title = "Execution Period/ Window Size (seconds) - For periodic rules/ For log realtime", example = "300")

hertzbeat-common-spring/src/main/java/org/apache/hertzbeat/common/support/SseEmitterRegistry.java

@@ -0,0 +1,198 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.common.support;
+
+import java.io.IOException;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicInteger;
+import lombok.Setter;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.server.ResponseStatusException;
+import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyEmitter;
+import org.springframework.web.servlet.mvc.method.annotation.SseEmitter;
+
+/**
+ * Holds the live server sent event subscriptions of one stream and owns their lifecycle.
+ *
+ * <p>What: hands an emitter to each subscriber, keeps the live ones, broadcasts an event to
+ * all of them and drops the ones that have gone away.
+ *
+ * <p>How: hold one instance per stream and name it after that stream, so refusals and
+ * broadcast failures stay tellable apart in the log. The instance is not a bean: a stream
+ * owns its registry the way it owns its subscribers.
+ *
+ * <p>Note: an open subscription occupies a request thread for as long as it lives, so both
+ * how long one may live and how many may exist at once are bounded here. Each stream used to
+ * carry its own copy of this lifecycle and the copies drifted - one released the slot of a
+ * subscription that died on an error and the other did not, so on that stream a failed
+ * subscriber held its slot until the process restarted.
+ */
+@Slf4j
+public class SseEmitterRegistry {
+
+    /**
+     * How long a subscription may stay open before the client has to reconnect.
+     *
+     * <p>An unbounded timeout means a subscription never expires on its own, so a client that
+     * goes away without closing cleanly holds its request thread until the container notices.
+     * A finite timeout bounds that. It is only safe because the ui reconnects when the stream
+     * ends: it reads through `fetch` rather than `EventSource`, so it has to reconnect itself,
+     * and it does.
+     */
+    private static final long EMITTER_TIMEOUT_MILLIS = 30 * 60 * 1000L;
+
+    /** Name of the stream these subscriptions belong to, used to make log lines tellable apart. */
+    private final String streamName;
+
+    /**
+     * Cap on concurrently held subscriptions. Each one occupies a request thread, so without
+     * a ceiling enough parallel subscriptions exhaust the container's thread pool and take
+     * the whole application down with them.
+     */
+    @Setter
+    private int maxEmitters = 1000;
+
+    private final Map<Long, SseEmitter> emitters = new ConcurrentHashMap<>();
+
+    /**
+     * Slots taken by held subscriptions, reserved before the subscription is registered.
+     *
+     * <p>Reading `emitters.size()` and then putting into it would let every request of a
+     * parallel burst pass the same check and register anyway, which is exactly the burst the
+     * ceiling exists to survive. Claiming a slot by compare-and-set makes the ceiling hold no
+     * matter how many requests arrive at once. The counter can briefly run ahead of the map,
+     * between the claim and the put, which only ever refuses one subscription too early.
+     */
+    private final AtomicInteger heldSlots = new AtomicInteger();
+
+    /**
+     * @param streamName Name of the stream, used in log lines only
+     */
+    public SseEmitterRegistry(String streamName) {
+        this.streamName = streamName;
+    }
+
+    /**
+     * Registers a subscription for the given client.
+     *
+     * <p>When: from the request thread serving a subscribe request. The returned emitter is
+     * what the controller hands back to spring, which keeps the request open around it.
+     *
+     * @param clientId Identifier of the subscriber, unique per subscription, not null
+     * @return The emitter the caller returns from its controller method
+     * @throws ResponseStatusException With {@code 503} when the stream already holds as many
+     *         subscriptions as it may
+     * @throws NullPointerException When {@code clientId} is null, which is checked before a
+     *         slot is taken so that a caller that gets this wrong cannot spend the ceiling
+     */
+    public SseEmitter createEmitter(Long clientId) {
+        Objects.requireNonNull(clientId, "clientId of an sse subscription must not be null");
+        claimSlot();
+        boolean registered = false;
+        try {
+            final SseEmitter emitter = new SseEmitter(EMITTER_TIMEOUT_MILLIS);
+            emitter.onCompletion(() -> removeEmitter(clientId));
+            emitter.onTimeout(() -> removeEmitter(clientId));
+            // Without this a subscription that dies on an error keeps its slot: a stream that
+            // broadcasts rarely notices nothing, and the slot is held until the process restarts
+            emitter.onError(ex -> removeEmitter(clientId));
+            // The id is a fresh snowflake per subscription, so this never replaces a live emitter
+            emitters.put(clientId, emitter);
+            registered = true;
+            return emitter;
+        } finally {
+            if (!registered) {
+                // The slot is only ever given back by removing the subscription from the map,
+                // so one that never got in there would hold its slot until the process restarts
+                heldSlots.decrementAndGet();
+            }
+        }
+    }
+
+    /**
+     * Sends one event to every live subscription and drops the ones the send fails for.
+     *
+     * <p>Note: a failing send is how a client that went away is noticed, so the failure is
+     * expected rather than exceptional and only unforeseen ones are logged at error level.
+     *
+     * @param eventName Name of the sse event, which is what the ui subscribes by
+     * @param data Payload to deliver, already serialised
+     */
+    public void broadcast(String eventName, String data) {
+        emitters.forEach((clientId, emitter) -> {
+            try {
+                emitter.send(SseEmitter.event()
+                        .id(String.valueOf(System.currentTimeMillis()))
+                        .name(eventName)
+                        .data(data));
+            } catch (IOException | IllegalStateException e) {
+                tryCompleteAndClean(clientId, emitter);
+            } catch (Exception e) {
+                log.error("Failed to broadcast {} data to client: {}", streamName, e.getMessage());
+                tryCompleteAndClean(clientId, emitter);
+            }
+        });
+    }
+
+    /**
+     * @return How many subscriptions this stream currently holds
+     */
+    public int subscriptionCount() {
+        return heldSlots.get();
+    }
+
+    private void claimSlot() {
+        while (true) {
+            final int held = heldSlots.get();
+            if (held >= maxEmitters) {
+                log.warn("Refused {} subscription, already holding {} of at most {}", streamName, held, maxEmitters);
+                throw new ResponseStatusException(HttpStatus.SERVICE_UNAVAILABLE,
+                        "Too many " + streamName + " subscriptions");
+            }
+            if (heldSlots.compareAndSet(held, held + 1)) {
+                return;
+            }
+        }
+    }
+
+    private void tryCompleteAndClean(Long clientId, SseEmitter emitter) {
+        try {
+            Optional.ofNullable(emitter).ifPresent(ResponseBodyEmitter::complete);
+        } catch (Throwable e) {
+            log.debug("Failed to complete emitter for client {}: {}", clientId, e.getMessage());
+        }
+        // Execute clear
+        removeEmitter(clientId);
+    }
+
+    /**
+     * A subscription can be dropped more than once for the same client: a send failure cleans
+     * it up and completing it fires the completion callback on top of that. The slot is only
+     * released for the removal that actually took the emitter out of the map, so the count
+     * cannot drift below what is held and quietly reopen the ceiling.
+     */
+    private void removeEmitter(Long clientId) {
+        if (emitters.remove(clientId) != null) {
+            heldSlots.decrementAndGet();
+        }
+    }
+}

hertzbeat-common-spring/src/main/java/org/apache/hertzbeat/common/support/valid/SqlSecurityValidator.java

@@ -21,32 +21,81 @@ import lombok.extern.slf4j.Slf4j;
 import net.sf.jsqlparser.JSQLParserException;
 import net.sf.jsqlparser.parser.CCJSqlParserUtil;
 import net.sf.jsqlparser.statement.Statement;
+import net.sf.jsqlparser.statement.Statements;
+import net.sf.jsqlparser.statement.delete.Delete;
+import net.sf.jsqlparser.statement.insert.Insert;
+import net.sf.jsqlparser.statement.merge.Merge;
 import net.sf.jsqlparser.statement.select.LateralSubSelect;
 import net.sf.jsqlparser.statement.select.ParenthesedSelect;
+import net.sf.jsqlparser.statement.select.PlainSelect;
 import net.sf.jsqlparser.statement.select.Select;
 import net.sf.jsqlparser.statement.select.SetOperationList;
 import net.sf.jsqlparser.statement.select.WithItem;
+import net.sf.jsqlparser.statement.update.Update;
 import net.sf.jsqlparser.util.TablesNamesFinder;
 import org.springframework.util.CollectionUtils;
 
 import java.util.Collection;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Locale;
 import java.util.Set;
 import java.util.stream.Collectors;
+import java.util.regex.Pattern;
 
 /**
  * SQL Security Validator using JSqlParser 5.1+.
- * Security Policy:
- * 1. Only SELECT statements are allowed.
- * 2. All referenced tables must be in the whitelist.
- * 3. Subqueries, UNION, CTE, LATERAL are blocked.
+ *
+ * <p>Two modes, see {@link #SqlSecurityValidator(Collection)} and {@link #selectOnly()}:
+ * <ul>
+ *   <li>whitelisting: only SELECT, every referenced table must be whitelisted, and
+ *   subqueries, UNION, CTE and LATERAL are blocked because they are the ways a statement
+ *   can reach a table the whitelist never mentions.</li>
+ *   <li>read only: only SELECT, any table, nested reads kept.</li>
+ * </ul>
+ *
+ * <p>Both modes reject a string that carries more than one statement, and neither lets a
+ * write through at any depth of the statement.
  */
 @Slf4j
 public class SqlSecurityValidator {
 
+    private static final String SELECT_KEYWORD = "SELECT";
+
+    private static final String WITH_KEYWORD = "WITH";
+
+    /**
+     * Words that no read contains, matched as whole words outside literals and comments.
+     *
+     * <p>This is the check that holds when the parser cannot read the dialect and there is no
+     * tree to walk, so it has to catch a write wherever it sits, including nested in a cte or
+     * a subquery. It is deliberately coarse; the tree walk is the precise one.
+     *
+     * <p>Statements that can only stand alone, {@code TRUNCATE} and {@code CALL} among them,
+     * are absent: the leading keyword already rejects those, and several of them double as
+     * ordinary functions, {@code TRUNCATE(value, 2)} and {@code REPLACE(msg, 'a', 'b')} being
+     * the ones a metric query really does use. An identifier that collides with a word listed
+     * here can still be quoted, which the scan skips over.
+     */
+    private static final Set<String> WRITE_KEYWORDS = Set.of(
+            "DELETE", "INSERT", "UPDATE", "MERGE", "INTO", "DROP", "ALTER",
+            "CREATE", "GRANT", "REVOKE", "COPY", "RENAME", "ATTACH", "DETACH");
+
+    private static final String DURATION = "[0-9]+(?:ms|[smhdwy])(?:\\s*[0-9]+(?:ms|[smhdwy]))*";
+
+    private static final Pattern GREPTIME_RANGE_CLAUSE = Pattern.compile(
+            "(?i)\\bRANGE\\s*'\\s*" + DURATION + "\\s*'");
+
+    private static final Pattern GREPTIME_ALIGN_CLAUSE = Pattern.compile(
+            "(?i)\\bALIGN\\s*'\\s*" + DURATION + "\\s*'");
+
+    private static final Pattern GREPTIME_FILL_CLAUSE = Pattern.compile(
+            "(?i)\\bFILL\\s+(?:LINEAR|PREV|NEXT|NULL)\\b");
+
     private final Set<String> allowedTables;
 
+    private final ValidationPolicy validationPolicy;
+
     public SqlSecurityValidator(Collection<String> allowedTables) {
         if (CollectionUtils.isEmpty(allowedTables)) {
             this.allowedTables = new HashSet<>();
@@ -55,18 +104,137 @@ public class SqlSecurityValidator {
                     .map(this::normalizeIdentifier)
                     .collect(Collectors.toSet());
         }
+        this.validationPolicy = ValidationPolicy.WHITELISTED_SELECT;
+    }
+
+    private SqlSecurityValidator() {
+        this.allowedTables = new HashSet<>();
+        this.validationPolicy = ValidationPolicy.READ_ONLY;
+    }
+
+    /**
+     * A validator whose whole policy is "this statement may only read".
+     *
+     * <p>Use it where there is no table list to validate against: metric tables are created
+     * on demand, one per metric, so the whitelisting constructor would reject every
+     * legitimate metric query.
+     *
+     * <p>It deliberately keeps subqueries, unions and ctes, unlike the whitelisting mode.
+     * Those structures are blocked there because they are the ways a statement can reach a
+     * table the whitelist never mentions; with every table already readable they buy no
+     * protection, while alert expressions do use subqueries and nested aggregation.
+     * @return A validator that accepts only statements proven to be read-only
+     */
+    public static SqlSecurityValidator selectOnly() {
+        return new SqlSecurityValidator();
     }
 
     public void validate(String sql) throws SqlSecurityException {
         if (sql == null || sql.trim().isEmpty()) {
             throw new SqlSecurityException("SQL statement cannot be empty");
         }
+        switch (validationPolicy) {
+            case WHITELISTED_SELECT -> validateAgainstWhitelist(sql);
+            case READ_ONLY -> validateReadOnly(sql);
+            // not dead: a policy added later that nobody wired up here must refuse the
+            // statement rather than fall through this switch having validated nothing
+            default -> throw new SqlSecurityException("Unknown SQL validation policy.");
+        }
+    }
 
-        Statement statement;
+    /**
+     * Read only mode, which runs against a time series database whose sql dialect JSqlParser
+     * does not fully cover: GreptimeDB range queries such as
+     * {@code SELECT avg(v) RANGE '10s' FROM cpu ALIGN '5s'} are rejected by the parser
+     * although they are ordinary reads.
+     *
+     * <p>So the first properties this mode has to guarantee are established without the parser:
+     * statements are counted by scanning outside string literals and comments, the leading
+     * keyword decides whether the statement reads, and no word that only a write contains may
+     * appear anywhere. All three are dialect independent, and the last one is what covers a
+     * write nested where the scan has no structure to reason about, as in
+     * {@code WITH x AS (DELETE FROM cpu RETURNING *) SELECT * FROM x}.
+     *
+     * <p>The parser must still prove the complete statement tree and enumerate every table.
+     * For the Greptime clauses JSqlParser does not understand, a validation-only copy has the
+     * bounded {@code RANGE}, {@code ALIGN}, and {@code FILL} clauses removed before parsing.
+     * Any other unsupported syntax fails closed instead of relying on a keyword denylist as
+     * the sole proof of read-only behavior.
+     * @param sql Statement to validate
+     * @throws SqlSecurityException If the statement writes, or carries more than one statement
+     */
+    private void validateReadOnly(String sql) throws SqlSecurityException {
+        final StatementShape shape = scan(sql);
+        if (shape.statementCount() != 1) {
+            throw new SqlSecurityException("Only a single statement is allowed.");
+        }
+        if (shape.writeKeyword() != null) {
+            throw new SqlSecurityException("'" + shape.writeKeyword() + "' is not allowed, only reads are.");
+        }
+        if (!SELECT_KEYWORD.equals(shape.leadingKeyword()) && !WITH_KEYWORD.equals(shape.leadingKeyword())) {
+            throw new SqlSecurityException("Only SELECT statements are allowed.");
+        }
+        final Statement statement = parseReadOnlyStatement(sql);
+
+        if (!(statement instanceof Select)) {
+            throw new SqlSecurityException("Only SELECT statements are allowed.");
+        }
+        final List<String> tables = assertNothingWrites(statement);
+        if (tables.stream().map(this::normalizeIdentifier).anyMatch(table -> table.contains("."))) {
+            throw new SqlSecurityException("Schema-qualified tables are not allowed.");
+        }
+    }
+
+    private Statement parseReadOnlyStatement(String sql) throws SqlSecurityException {
         try {
-            statement = CCJSqlParserUtil.parse(sql);
+            return parseSingleStatement(sql);
+        } catch (JSQLParserException originalFailure) {
+            String parserCompatibleSql = GREPTIME_RANGE_CLAUSE.matcher(sql).replaceAll("");
+            parserCompatibleSql = GREPTIME_ALIGN_CLAUSE.matcher(parserCompatibleSql).replaceAll("");
+            parserCompatibleSql = GREPTIME_FILL_CLAUSE.matcher(parserCompatibleSql).replaceAll("");
+            if (parserCompatibleSql.equals(sql)) {
+                throw new SqlSecurityException("Invalid SQL syntax: " + originalFailure.getMessage(), originalFailure);
+            }
+            try {
+                return parseSingleStatement(parserCompatibleSql);
+            } catch (JSQLParserException normalizedFailure) {
+                log.debug("Failed to parse SQL after removing Greptime range clauses: {}", sql, normalizedFailure);
+                throw new SqlSecurityException(
+                        "SQL structure could not be verified as a read: " + normalizedFailure.getMessage(),
+                        normalizedFailure);
+            }
+        }
+    }
+
+    /**
+     * Walks the whole statement rather than its outermost node, because a write hides at any
+     * depth: {@code SELECT * INTO backup FROM cpu UNION SELECT * FROM cpu} puts the write in a
+     * branch of a set operation, and {@code SELECT * FROM (SELECT * INTO backup FROM cpu) t}
+     * puts it in a subquery, so an outermost node that is a plain select proves nothing.
+     *
+     * <p>Any other failure of the walk is a rejection too. A data modifying cte makes
+     * JSqlParser's own finder cast a {@code ParenthesedDelete} to a {@code ParenthesedSelect},
+     * and a walk that ended in an exception established nothing about the statement.
+     * @param statement Parsed statement to walk
+     * @throws SqlSecurityException If any part of the statement writes, or could not be walked
+     */
+    private List<String> assertNothingWrites(Statement statement) throws SqlSecurityException {
+        try {
+            return new ReadOnlyStatementFinder().getTableList(statement);
+        } catch (SecurityViolationException e) {
+            throw new SqlSecurityException(e.getMessage());
+        } catch (RuntimeException e) {
+            log.debug("Failed to walk SQL, so nothing about it is established: {}", statement, e);
+            throw new SqlSecurityException("SQL structure could not be verified as a read.");
+        }
+    }
+
+    private void validateAgainstWhitelist(String sql) throws SqlSecurityException {
+        final Statement statement;
+        try {
+            statement = parseSingleStatement(sql);
         } catch (JSQLParserException e) {
-            log.warn("Failed to parse SQL: {}", sql, e);
+            log.debug("Failed to parse SQL: {}", sql, e);
             throw new SqlSecurityException("Invalid SQL syntax: " + e.getMessage(), e);
         }
 
@@ -74,14 +242,18 @@ public class SqlSecurityValidator {
             throw new SqlSecurityException("Only SELECT statements are allowed.");
         }
 
+        // The whitelist is about which tables a statement may touch, so on its own it lets
+        // "select * into backup from hertzbeat_logs" through: every table it names is allowed
+        assertNothingWrites(statement);
+
         // Check for CTE at top level
         if (select.getWithItemsList() != null && !select.getWithItemsList().isEmpty()) {
             throw new SqlSecurityException("CTE (WITH clause) is not allowed");
         }
 
         // Use custom TablesNamesFinder that throws on dangerous structures
-        SecurityTablesNamesFinder finder = new SecurityTablesNamesFinder();
-        List<String> tables;
+        final SecurityTablesNamesFinder finder = new SecurityTablesNamesFinder();
+        final List<String> tables;
         try {
             tables = finder.getTableList(statement);
         } catch (SecurityViolationException e) {
@@ -91,6 +263,179 @@ public class SqlSecurityValidator {
         validateTables(tables);
     }
 
+    /**
+     * @param sql Statement to parse
+     * @return The only statement the string carries
+     * @throws JSQLParserException If the string does not parse
+     * @throws SqlSecurityException If the string carries more than one statement
+     */
+    private Statement parseSingleStatement(String sql) throws JSQLParserException, SqlSecurityException {
+        final Statements statements = CCJSqlParserUtil.parseStatements(sql);
+        // ParseStatements rather than parse: parse() returns only the first statement.
+        // Otherwise, "select 1; drop table x" would validate as a plain select.
+        // The caller would still hand the whole string to the database.
+        if (statements.getStatements().size() != 1) {
+            throw new SqlSecurityException("Only a single statement is allowed.");
+        }
+        return statements.getStatements().get(0);
+    }
+
+    /**
+     * What a statement string looks like from outside any sql dialect.
+     * @param statementCount Statements the string carries, a trailing semicolon not counting as one
+     * @param leadingKeyword First word of the first statement, upper cased, empty when it does not start with a word
+     * @param writeKeyword First word from {@link #WRITE_KEYWORDS} found anywhere, null when there is none
+     */
+    private record StatementShape(int statementCount, String leadingKeyword, String writeKeyword) {
+    }
+
+    /**
+     * Counts the statements a string carries and reads the word it opens with, skipping over
+     * string literals, quoted identifiers and comments so that a semicolon inside them is not
+     * mistaken for a statement separator.
+     *
+     * <p>A backslash is not treated as an escape, because assuming it escapes the closing
+     * quote in a dialect where it does not would let {@code 'a\'; DROP TABLE t} hide a second
+     * statement inside what this scan thinks is one literal. Not assuming it costs at worst a
+     * rejection of a statement that uses backslash escapes, which errs the safe way.
+     * @param sql Statement string to scan
+     * @return The shape of the string
+     * @throws SqlSecurityException If a literal or a block comment is left open
+     */
+    private StatementShape scan(String sql) throws SqlSecurityException {
+        int statementCount = 0;
+        boolean statementHasContent = false;
+        String leadingKeyword = "";
+        String writeKeyword = null;
+        int index = 0;
+        while (index < sql.length()) {
+            final char current = sql.charAt(index);
+            if (current == '-' && index + 1 < sql.length() && sql.charAt(index + 1) == '-') {
+                final int lineEnd = sql.indexOf('\n', index);
+                index = lineEnd < 0 ? sql.length() : lineEnd + 1;
+            } else if (current == '/' && index + 1 < sql.length() && sql.charAt(index + 1) == '*') {
+                final int commentEnd = sql.indexOf("*/", index + 2);
+                if (commentEnd < 0) {
+                    throw new SqlSecurityException("Unterminated block comment.");
+                }
+                index = commentEnd + 2;
+            } else if (current == '$') {
+                rejectDollarQuote(sql, index);
+                statementHasContent = true;
+                index++;
+            } else if (current == '\'' || current == '"' || current == '`') {
+                index = skipQuoted(sql, index, current);
+                statementHasContent = true;
+            } else if (current == ';') {
+                if (statementHasContent) {
+                    statementCount++;
+                }
+                statementHasContent = false;
+                index++;
+            } else if (Character.isLetter(current) || current == '_') {
+                // Read the whole word and step past it.
+                // Match a write keyword only on its own, never inside an identifier like delete_count.
+                final int wordEnd = wordEnd(sql, index);
+                final String word = sql.substring(index, wordEnd).toUpperCase(Locale.ROOT);
+                if (statementCount == 0 && !statementHasContent) {
+                    leadingKeyword = word;
+                }
+                if (writeKeyword == null && WRITE_KEYWORDS.contains(word)) {
+                    writeKeyword = word;
+                }
+                statementHasContent = true;
+                index = wordEnd;
+            } else {
+                if (!Character.isWhitespace(current)) {
+                    statementHasContent = true;
+                }
+                index++;
+            }
+        }
+        if (statementHasContent) {
+            statementCount++;
+        }
+        return new StatementShape(statementCount, leadingKeyword, writeKeyword);
+    }
+
+    /**
+     * @param sql Statement string being scanned
+     * @param start Index of the opening quote
+     * @param quote Quote character to close on, a doubled one being an escaped quote rather than the close
+     * @return Index just past the closing quote
+     * @throws SqlSecurityException If the quote is never closed
+     */
+    private int skipQuoted(String sql, int start, char quote) throws SqlSecurityException {
+        int index = start + 1;
+        while (index < sql.length()) {
+            if (sql.charAt(index) == quote) {
+                if (index + 1 < sql.length() && sql.charAt(index + 1) == quote) {
+                    index += 2;
+                    continue;
+                }
+                return index + 1;
+            }
+            index++;
+        }
+        throw new SqlSecurityException("Unterminated quoted literal.");
+    }
+
+    /**
+     * Rejects a PostgreSQL dollar-quoted literal, {@code $$...$$} or {@code $tag$...$tag$}.
+     *
+     * <p>Comment markers and semicolons inside such a literal are data, so a scan that reads
+     * them as syntax loses the rest of the input: {@code SELECT $$--$$; DROP TABLE cpu} looks
+     * like one statement once the {@code --} is taken for a comment.
+     *
+     * <p>Rejecting rather than skipping, because skipping would be the same assumption in
+     * reverse. A dialect without dollar quoting means the semicolon inside one really does
+     * separate statements, and a scan that skipped the literal would be the thing hiding
+     * them. Rejecting needs no assumption either way: a dialect that has dollar quoting is
+     * refused, and one that does not was going to fail on the syntax regardless. No read of a
+     * metric table spells anything this way.
+     * @param sql Statement string being scanned
+     * @param start Index of the dollar sign
+     * @throws SqlSecurityException If a dollar-quoted literal opens here
+     */
+    private void rejectDollarQuote(String sql, int start) throws SqlSecurityException {
+        int tagEnd = start + 1;
+        if (tagEnd >= sql.length()) {
+            return;
+        }
+        final char firstTagCharacter = sql.charAt(tagEnd);
+        if (firstTagCharacter != '$'
+                && !Character.isLetter(firstTagCharacter)
+                && firstTagCharacter != '_') {
+            // a positional parameter such as $1, or a dollar sign that is just a character
+            return;
+        }
+        while (tagEnd < sql.length()
+                && (Character.isLetterOrDigit(sql.charAt(tagEnd)) || sql.charAt(tagEnd) == '_')) {
+            tagEnd++;
+        }
+        if (tagEnd >= sql.length() || sql.charAt(tagEnd) != '$') {
+            return;
+        }
+        throw new SqlSecurityException("Dollar-quoted literals are not allowed.");
+    }
+
+    /**
+     * @param sql Statement string being scanned
+     * @param start Index of the first character of a word
+     * @return Index just past the word, digits and underscores counting as part of it so that
+     *     {@code delete_count} is one word rather than a {@code delete} followed by a remainder.
+     *     A dollar sign ends the word, so that a literal opening right after an identifier is
+     *     still seen by {@link #rejectDollarQuote}
+     */
+    private int wordEnd(String sql, int start) {
+        int index = start;
+        while (index < sql.length()
+                && (Character.isLetterOrDigit(sql.charAt(index)) || sql.charAt(index) == '_')) {
+            index++;
+        }
+        return index;
+    }
+
     private void validateTables(List<String> tables) throws SqlSecurityException {
         if (CollectionUtils.isEmpty(tables)) {
             return;
@@ -121,6 +466,46 @@ public class SqlSecurityValidator {
         }
     }
 
+    private enum ValidationPolicy {
+        WHITELISTED_SELECT,
+        READ_ONLY
+    }
+
+    /**
+     * Walks a statement and throws as soon as it finds a part of it that writes, at any depth.
+     */
+    private static class ReadOnlyStatementFinder extends TablesNamesFinder<Void> {
+
+        @Override
+        public Void visit(PlainSelect plainSelect, Object context) {
+            // SELECT ... INTO writes a new table in the dialects that support it, so it is not a read.
+            if (!CollectionUtils.isEmpty(plainSelect.getIntoTables())) {
+                throw new SecurityViolationException("SELECT ... INTO is not allowed.");
+            }
+            return super.visit(plainSelect, context);
+        }
+
+        @Override
+        public Void visit(Delete delete, Object context) {
+            throw new SecurityViolationException("DELETE is not allowed, only reads are.");
+        }
+
+        @Override
+        public Void visit(Insert insert, Object context) {
+            throw new SecurityViolationException("INSERT is not allowed, only reads are.");
+        }
+
+        @Override
+        public Void visit(Update update, Object context) {
+            throw new SecurityViolationException("UPDATE is not allowed, only reads are.");
+        }
+
+        @Override
+        public Void visit(Merge merge, Object context) {
+            throw new SecurityViolationException("MERGE is not allowed, only reads are.");
+        }
+    }
+
     /**
      * Custom TablesNamesFinder that throws exceptions on dangerous SQL structures.
      * Extends TablesNamesFinder with proper generic type to avoid raw type warnings.

hertzbeat-common-spring/src/test/java/org/apache/hertzbeat/common/entity/ai/ChatConversationTest.java

@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.common.entity.ai;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+import org.apache.hertzbeat.common.util.JsonUtil;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Tests AI conversation serialization.
+ */
+class ChatConversationTest {
+
+    @Test
+    void serializationShouldExcludeStoredSecurityData() {
+        ChatConversation conversation = ChatConversation.builder()
+            .id(1L)
+            .title("Owned conversation")
+            .securityData("encrypted-value")
+            .build();
+
+        String json = JsonUtil.toJson(conversation);
+
+        assertNotNull(json);
+        assertFalse(json.contains("securityData"));
+        assertFalse(json.contains("encrypted-value"));
+    }
+}

hertzbeat-common-spring/src/test/java/org/apache/hertzbeat/common/entity/alerter/AlertDefineTest.java

@@ -0,0 +1,72 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.common.entity.alerter;
+
+import jakarta.validation.ConstraintViolation;
+import jakarta.validation.Validation;
+import jakarta.validation.Validator;
+import jakarta.validation.ValidatorFactory;
+import java.util.Set;
+import java.util.stream.Collectors;
+import java.util.stream.LongStream;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+/**
+ * Test case for {@link AlertDefine}
+ */
+class AlertDefineTest {
+
+    private final ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
+    private final Validator validator = factory.getValidator();
+
+    @Test
+    void exprShouldAllowBindingManyMonitors() {
+        String boundMonitors = LongStream.range(0, 76)
+                .mapToObj(id -> "equals(__instance__, \"" + (653868108767488L + id) + "\")")
+                .collect(Collectors.joining(" or "));
+        String expr = "equals(__app__,\"ping\") && equals(__available__,\"down\") && (" + boundMonitors + ")";
+        assertTrue(expr.length() > 2048);
+
+        AlertDefine define = AlertDefine.builder()
+                .name("ping-offline")
+                .type("realtime_metric")
+                .expr(expr)
+                .template("instance {{ $labels.instance }} is offline")
+                .build();
+
+        Set<ConstraintViolation<AlertDefine>> violations = validator.validate(define);
+        assertTrue(violations.isEmpty(), "binding many monitors should not fail validation: " + violations);
+    }
+
+    @Test
+    void oversizedExprShouldReportCharacterLength() {
+        AlertDefine define = AlertDefine.builder()
+                .name("ping-offline")
+                .type("realtime_metric")
+                .expr("x".repeat(65536))
+                .template("template")
+                .build();
+
+        Set<ConstraintViolation<AlertDefine>> violations = validator.validate(define);
+        assertEquals(1, violations.size());
+        assertEquals("expr", violations.iterator().next().getPropertyPath().toString());
+    }
+}

hertzbeat-common-spring/src/test/java/org/apache/hertzbeat/common/support/SseEmitterRegistryTest.java

@@ -0,0 +1,242 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.common.support;
+
+import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.mockConstruction;
+import static org.mockito.Mockito.verify;
+import java.lang.reflect.Field;
+import java.util.Map;
+import java.util.concurrent.CyclicBarrier;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.function.Consumer;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.mockito.MockedConstruction;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.server.ResponseStatusException;
+import org.springframework.web.servlet.mvc.method.annotation.SseEmitter;
+
+/**
+ * Test case for {@link SseEmitterRegistry}.
+ *
+ * <p>Every open subscription holds a request thread for as long as it lives, so both how long
+ * one may live and how many may exist at once have to be bounded, and every way a
+ * subscription can end has to give its slot back.
+ */
+class SseEmitterRegistryTest {
+
+    private SseEmitterRegistry registry;
+
+    @BeforeEach
+    void setUp() {
+        registry = new SseEmitterRegistry("test");
+    }
+
+    /**
+     * An unbounded emitter never expires on its own, so a client that goes away without
+     * closing cleanly keeps holding its request thread until the container notices.
+     */
+    @Test
+    void testSubscriptionsAreGivenFiniteTimeout() {
+        final SseEmitter emitter = registry.createEmitter(1L);
+
+        assertNotNull(emitter.getTimeout());
+        assertTrue(emitter.getTimeout() > 0 && emitter.getTimeout() < Long.MAX_VALUE,
+                "timeout must be finite, was " + emitter.getTimeout());
+    }
+
+    /**
+     * Each open subscription occupies a request thread, so enough of them in parallel
+     * exhaust the container's pool and take the whole application down.
+     */
+    @Test
+    void testSubscriptionsBeyondLimitAreRefused() {
+        registry.setMaxEmitters(2);
+
+        registry.createEmitter(1L);
+        registry.createEmitter(2L);
+        final ResponseStatusException thrown =
+                assertThrows(ResponseStatusException.class, () -> registry.createEmitter(3L));
+
+        assertEquals(HttpStatus.SERVICE_UNAVAILABLE, thrown.getStatusCode());
+        assertEquals(2, registry.subscriptionCount());
+    }
+
+    /**
+     * The cap must not become a permanent lockout: once a dead subscription is cleaned up,
+     * its slot has to be available again.
+     */
+    @Test
+    void testDroppedSubscriptionFreesItsSlot() throws Exception {
+        registry.setMaxEmitters(1);
+        registry.createEmitter(1L);
+        assertThrows(ResponseStatusException.class, () -> registry.createEmitter(2L));
+
+        // A client that went away makes the next send fail, which is how the registry notices
+        final SseEmitter deadEmitter = mock(SseEmitter.class);
+        doThrow(new IllegalStateException("client gone")).when(deadEmitter).send(any(SseEmitter.SseEventBuilder.class));
+        replaceEmitter(1L, deadEmitter);
+
+        registry.broadcast("TEST_EVENT", "{\"id\":1}");
+
+        assertEquals(0, registry.subscriptionCount());
+        assertNotNull(registry.createEmitter(2L));
+    }
+
+    /**
+     * Nothing else frees the slot of a subscription that dies on an error: a stream that only
+     * broadcasts now and then would let a failed client hold its slot indefinitely and the
+     * ceiling would drift into a permanent lockout.
+     */
+    @Test
+    @SuppressWarnings("unchecked")
+    void testErroredSubscriptionFreesItsSlot() {
+        registry.setMaxEmitters(1);
+
+        try (MockedConstruction<SseEmitter> construction = mockConstruction(SseEmitter.class)) {
+            registry.createEmitter(1L);
+            final SseEmitter created = construction.constructed().get(0);
+            final ArgumentCaptor<Consumer<Throwable>> onError = ArgumentCaptor.forClass(Consumer.class);
+            verify(created).onError(onError.capture());
+
+            onError.getValue().accept(new IllegalStateException("client gone"));
+
+            assertEquals(0, registry.subscriptionCount());
+        }
+    }
+
+    /**
+     * Completing a dropped subscription is a courtesy, so a container that refuses it must
+     * not keep the subscription registered and its slot taken.
+     */
+    @Test
+    void testSubscriptionIsDroppedEvenWhenCompletingItFails() throws Exception {
+        registry.createEmitter(1L);
+        final SseEmitter unusableEmitter = mock(SseEmitter.class);
+        doThrow(new IllegalStateException("client gone"))
+                .when(unusableEmitter).send(any(SseEmitter.SseEventBuilder.class));
+        doThrow(new RuntimeException("complete failed")).when(unusableEmitter).complete();
+        replaceEmitter(1L, unusableEmitter);
+
+        assertDoesNotThrow(() -> registry.broadcast("TEST_EVENT", "{\"id\":1}"));
+
+        assertFalse(emitters().containsKey(1L), "a subscription that cannot be completed still has to be dropped");
+        assertEquals(0, registry.subscriptionCount());
+    }
+
+    /**
+     * A slot is taken before the subscription exists, so anything that goes wrong between the
+     * two has to give it back: nothing ends up in the map to be removed later, and the slot
+     * would be held until the process restarts.
+     */
+    @Test
+    void testSlotIsGivenBackWhenRegisteringFails() {
+        registry.setMaxEmitters(1);
+
+        try (MockedConstruction<SseEmitter> failing = mockConstruction(SseEmitter.class, (mock, context) -> {
+            throw new IllegalStateException("cannot open a subscription");
+        })) {
+            // The failure is raised through mockito, so what reaches the caller is whatever it
+            // wraps the initializer's exception in; only that it fails matters here
+            assertThrows(RuntimeException.class, () -> registry.createEmitter(1L));
+        }
+
+        assertEquals(0, registry.subscriptionCount());
+        assertNotNull(registry.createEmitter(2L), "a failed registration must not spend the ceiling");
+    }
+
+    /**
+     * A caller that has no id for its subscriber cannot be registered at all, so it must be
+     * turned away before it takes a slot rather than after.
+     */
+    @Test
+    void testSubscriptionWithoutClientIdTakesNoSlot() {
+        assertThrows(NullPointerException.class, () -> registry.createEmitter(null));
+
+        assertEquals(0, registry.subscriptionCount());
+    }
+
+    /**
+     * The ceiling has to hold for subscriptions that arrive together, which is the only case
+     * that matters: a burst is what exhausts the thread pool, and a burst is exactly what a
+     * check of the current count followed by a separate registration lets straight through.
+     */
+    @Test
+    void testCeilingHoldsWhenSubscriptionsArriveTogether() throws Exception {
+        final int maxEmitters = 10;
+        final int racers = 200;
+        registry.setMaxEmitters(maxEmitters);
+        final CyclicBarrier allReady = new CyclicBarrier(racers);
+        final AtomicInteger accepted = new AtomicInteger();
+        final ExecutorService pool = Executors.newFixedThreadPool(racers);
+
+        try {
+            for (int i = 0; i < racers; i++) {
+                final long clientId = i;
+                pool.submit(() -> {
+                    try {
+                        // Every thread is released at the same instant, so they all reach the
+                        // ceiling check together
+                        allReady.await(10, TimeUnit.SECONDS);
+                        registry.createEmitter(clientId);
+                        accepted.incrementAndGet();
+                    } catch (ResponseStatusException refused) {
+                        // Expected for everyone who arrives after the ceiling is reached
+                    } catch (Exception e) {
+                        Thread.currentThread().interrupt();
+                    }
+                });
+            }
+            pool.shutdown();
+            assertTrue(pool.awaitTermination(30, TimeUnit.SECONDS), "subscriptions did not settle");
+        } finally {
+            pool.shutdownNow();
+        }
+
+        assertEquals(maxEmitters, accepted.get(), "more subscriptions were accepted than the ceiling allows");
+        assertEquals(maxEmitters, registry.subscriptionCount());
+    }
+
+    /**
+     * Stands in for a client that went away: the registry only learns about it when a send
+     * fails, which needs an emitter that fails on demand.
+     */
+    private void replaceEmitter(Long clientId, SseEmitter emitter) throws Exception {
+        emitters().put(clientId, emitter);
+    }
+
+    @SuppressWarnings("unchecked")
+    private Map<Long, SseEmitter> emitters() throws Exception {
+        final Field emittersField = SseEmitterRegistry.class.getDeclaredField("emitters");
+        emittersField.setAccessible(true);
+        return (Map<Long, SseEmitter>) emittersField.get(registry);
+    }
+}

hertzbeat-common-spring/src/test/java/org/apache/hertzbeat/common/support/valid/SqlSecurityValidatorTest.java

@@ -264,4 +264,236 @@ class SqlSecurityValidatorTest {
         assertThrows(SqlSecurityException.class, () -> validator.validate(
             "SELECT * FROM hertzbeat_logs WHERE id = 1 + (SELECT id FROM secret_table)"));
     }
+
+    /**
+     * `CCJSqlParserUtil.parse` returns the first statement and silently discards the rest,
+     * so a stacked statement used to validate as a plain select while the caller still
+     * handed the whole string to the database.
+     */
+    @Test
+    void testStackedStatementIsRejected() {
+        assertThrows(SqlSecurityException.class, () -> validator.validate(
+            "SELECT * FROM hertzbeat_logs; DROP TABLE hertzbeat_logs"));
+        assertThrows(SqlSecurityException.class, () -> SqlSecurityValidator.selectOnly().validate(
+            "SELECT 1; DROP TABLE cpu"));
+        assertThrows(SqlSecurityException.class, () -> SqlSecurityValidator.selectOnly().validate(
+            "SELECT $$--$$; DROP TABLE cpu"));
+        assertThrows(SqlSecurityException.class, () -> SqlSecurityValidator.selectOnly().validate(
+            "SELECT $body$--$body$; DROP TABLE cpu"));
+    }
+
+    @Test
+    void testTrailingSemicolonIsStillAcceptedAsOneStatement() {
+        assertDoesNotThrow(() -> validator.validate("SELECT * FROM hertzbeat_logs ; "));
+    }
+
+    @Test
+    void testSelectOnlyRejectsWrites() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("DROP TABLE cpu"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("DELETE FROM cpu"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("INSERT INTO cpu VALUES (1)"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("UPDATE cpu SET value = 1"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("TRUNCATE TABLE cpu"));
+    }
+
+    /**
+     * Metric tables are created per metric on demand, so this mode constrains what a
+     * statement may do, not which table it may touch.
+     */
+    @Test
+    void testSelectOnlyAcceptsAnyTableAndNestedReads() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT value FROM any_metric_table"));
+        assertDoesNotThrow(() -> selectOnly.validate(
+            "SELECT value FROM cpu WHERE host = (SELECT host FROM hosts LIMIT 1)"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT a FROM t1 UNION ALL SELECT b FROM t2"));
+    }
+
+    /**
+     * The only sql executor today talks to GreptimeDB, whose range query syntax JSqlParser
+     * cannot parse. These are ordinary reads and used to run, so read only mode has to keep
+     * accepting them rather than turn a richer dialect into a rule that no longer fires.
+     */
+    @Test
+    void testSelectOnlyAcceptsDialectTheParserDoesNotUnderstand() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertDoesNotThrow(() -> selectOnly.validate(
+            "SELECT ts, avg(value) RANGE '10s' FROM cpu ALIGN '5s' FILL LINEAR"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT * FROM cpu ALIGN '5s'"));
+    }
+
+    /**
+     * Accepting what the parser cannot read must not become a way through: the statement
+     * count and the leading keyword are established without the parser, so they still hold
+     * for a string it never understood.
+     */
+    @Test
+    void testUnparsableStatementMustStillBeOneRead() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate(
+            "SELECT avg(value) RANGE '10s' FROM cpu ALIGN '5s'; DROP TABLE cpu"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("DROP TABLE cpu ALIGN '5s'"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("TQL EVAL (0, 10, '5s') sum(cpu)"));
+    }
+
+    /**
+     * A semicolon that is data or commentary is not a statement separator, and a statement
+     * scan that cannot tell the difference would reject ordinary queries.
+     */
+    @Test
+    void testSemicolonInsideLiteralOrCommentDoesNotSplitTheStatement() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT * FROM cpu WHERE msg = 'a; DROP TABLE cpu'"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT * FROM cpu WHERE msg = 'it''s; fine'"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT * FROM cpu -- ; DROP TABLE cpu"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT * FROM cpu /* ; DROP TABLE cpu */ LIMIT 1"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT value FROM \"cpu;usage\""));
+    }
+
+    @Test
+    void testUnclosedLiteralOrCommentIsRejected() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("SELECT * FROM cpu WHERE msg = 'open"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("SELECT * FROM cpu /* open"));
+    }
+
+    /**
+     * A dollar-quoted literal is refused outright rather than skipped over, so that neither
+     * answer to "does this dialect have dollar quoting" can hide a statement.
+     *
+     * <p>Skipping would lose a stacked statement to a dialect that has it, since the comment
+     * marker in {@code SELECT $$--$$; DROP TABLE cpu} is data rather than a comment. Skipping
+     * would equally lose one to a dialect that does not, since the semicolon in
+     * {@code SELECT 1 $$;DROP TABLE cpu$$} really does separate statements there.
+     */
+    @Test
+    void testDollarQuotedLiteralIsRejectedRatherThanSkipped() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("SELECT $$--$$; DROP TABLE cpu"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("SELECT 1 $$;DROP TABLE cpu$$"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("SELECT 1 $t$;DROP TABLE cpu$t$"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("SELECT $$a; -- DROP TABLE cpu$$"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("SELECT $body$a; -- DROP TABLE cpu$body$"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("SELECT $$open"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("SELECT $body$open"));
+        // a literal opening right after an identifier is still a literal
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate("SELECT a$$b;c$$ FROM cpu"));
+    }
+
+    /**
+     * A dollar sign that opens nothing is an ordinary character, so reads keep working.
+     */
+    @Test
+    void testLoneDollarSignIsNotTreatedAsLiteral() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT $1 FROM cpu"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT a$b FROM cpu"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT * FROM cpu WHERE cost = '$5; x'"));
+    }
+
+    /**
+     * `SELECT ... INTO` parses as a select but writes a table in the dialects that support it.
+     */
+    @Test
+    void testSelectOnlyRejectsSelectInto() {
+        assertThrows(SqlSecurityException.class, () -> SqlSecurityValidator.selectOnly()
+            .validate("SELECT * INTO backup FROM cpu"));
+    }
+
+    @Test
+    void testSelectOnlyAcceptsCte() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertDoesNotThrow(() -> selectOnly.validate("WITH x AS (SELECT 1 AS v) SELECT * FROM x"));
+        assertDoesNotThrow(() -> selectOnly.validate(
+            "WITH x AS (SELECT avg(v) RANGE '10s' FROM cpu ALIGN '5s') SELECT * FROM x"));
+    }
+
+    /**
+     * An outermost node that is a plain select proves nothing about the rest of the tree: a
+     * write hides in a cte, in a branch of a set operation, or in a subquery, and JSqlParser
+     * reports the outermost node of all three as a select.
+     */
+    @Test
+    void testSelectOnlyRejectsWritesNestedInsideReads() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate(
+            "WITH x AS (DELETE FROM cpu RETURNING *) SELECT * FROM x"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate(
+            "WITH x AS (INSERT INTO cpu VALUES (1) RETURNING *) SELECT * FROM x"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate(
+            "WITH x AS (SELECT id FROM t) DELETE FROM cpu WHERE id IN (SELECT id FROM x)"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate(
+            "SELECT * INTO backup FROM cpu UNION SELECT * FROM cpu"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate(
+            "SELECT * FROM cpu UNION SELECT * INTO backup FROM cpu"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate(
+            "SELECT * FROM (SELECT * INTO backup FROM cpu) t"));
+    }
+
+    /**
+     * The nested writes above have to stay rejected when the parser cannot read the dialect
+     * and there is no tree to walk, which is the case the whole read only mode exists for.
+     */
+    @Test
+    void testNestedWritesStayRejectedWithoutTheParser() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate(
+            "SELECT * FROM (DELETE FROM cpu RETURNING *) t ALIGN '5s'"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate(
+            "WITH x AS (DELETE FROM cpu RETURNING *) SELECT avg(v) RANGE '10s' FROM x ALIGN '5s'"));
+        assertThrows(SqlSecurityException.class, () -> selectOnly.validate(
+            "SELECT * INTO backup FROM cpu ALIGN '5s'"));
+    }
+
+    /**
+     * The word scan matches whole words only, so ordinary reads whose identifiers or functions
+     * merely contain one keep working. An identifier that collides outright can be quoted.
+     */
+    @Test
+    void testWriteWordScanDoesNotCatchOrdinaryReads() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT delete_count, insert_rate FROM cpu"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT truncate(value, 2) FROM cpu"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT replace(msg, 'a', 'b') FROM logs"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT * FROM cpu WHERE msg = 'drop table cpu'"));
+        assertDoesNotThrow(() -> selectOnly.validate("SELECT \"drop\" FROM cpu"));
+    }
+
+    /**
+     * The whitelist says which tables a statement may touch, so on its own it lets a write
+     * through as long as every table it names is allowed.
+     */
+    @Test
+    void testWhitelistModeRejectsSelectIntoOnAnAllowedTable() {
+        assertThrows(SqlSecurityException.class, () -> validator.validate(
+            "SELECT * INTO backup FROM hertzbeat_logs"));
+    }
+
+    /**
+     * The whitelisting mode needs the parse tree to enumerate table names, so unlike read
+     * only mode it has nothing to fall back on and keeps rejecting what it cannot parse.
+     */
+    @Test
+    void testWhitelistModeStillRejectsWhatItCannotParse() {
+        assertThrows(SqlSecurityException.class, () -> validator.validate(
+            "SELECT avg(value) RANGE '10s' FROM hertzbeat_logs ALIGN '5s'"));
+    }
+
+    @Test
+    void testSelectOnlyCannotEscapeTheConfiguredDatabase() {
+        final SqlSecurityValidator selectOnly = SqlSecurityValidator.selectOnly();
+
+        assertThrows(SqlSecurityException.class,
+            () -> selectOnly.validate("SELECT * FROM information_schema.tables"));
+        assertThrows(SqlSecurityException.class,
+            () -> selectOnly.validate("SELECT * FROM pg_catalog.pg_tables"));
+        assertThrows(SqlSecurityException.class,
+            () -> selectOnly.validate("SELECT * FROM public.cpu"));
+        assertThrows(SqlSecurityException.class,
+            () -> selectOnly.validate("SELECT * FROM \"information_schema\".\"tables\""));
+        assertThrows(SqlSecurityException.class,
+            () -> selectOnly.validate(
+                "SELECT * FROM cpu, information_schema.tables RANGE '1m' ALIGN '1m'"));
+    }
 }

hertzbeat-e2e/hertzbeat-observability-e2e/pom.xml

@@ -25,7 +25,7 @@
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
-    <artifactId>hertzbeat-log-e2e</artifactId>
+    <artifactId>hertzbeat-observability-e2e</artifactId>
 
     <properties>
         <maven.compiler.source>${java.version}</maven.compiler.source>
@@ -52,7 +52,7 @@
         </dependency>
         <dependency>
             <groupId>org.apache.hertzbeat</groupId>
-            <artifactId>hertzbeat-log</artifactId>
+            <artifactId>hertzbeat-observability</artifactId>
             <version>${hertzbeat.version}</version>
             <scope>test</scope>
         </dependency>

hertzbeat-e2e/hertzbeat-observability-e2e/src/test/java/org/apache/hertzbeat/observability/alert/LogPeriodicAlertE2eTest.java

@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.hertzbeat.log.alert;
+package org.apache.hertzbeat.observability.alert;
 
 import lombok.extern.slf4j.Slf4j;
 import org.apache.hertzbeat.alert.calculate.periodic.PeriodicAlertRuleScheduler;

hertzbeat-e2e/hertzbeat-observability-e2e/src/test/java/org/apache/hertzbeat/observability/alert/LogRealTimeAlertE2eTest.java

@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.hertzbeat.log.alert;
+package org.apache.hertzbeat.observability.alert;
 
 import lombok.extern.slf4j.Slf4j;
 import org.apache.hertzbeat.alert.reduce.AlarmCommonReduce;

hertzbeat-e2e/hertzbeat-observability-e2e/src/test/java/org/apache/hertzbeat/observability/ingestion/LogIngestionE2eTest.java

@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.hertzbeat.log.ingestion;
+package org.apache.hertzbeat.observability.ingestion;
 
 import lombok.extern.slf4j.Slf4j;
 import org.apache.hertzbeat.common.entity.log.LogEntry;

hertzbeat-e2e/hertzbeat-observability-e2e/src/test/java/org/apache/hertzbeat/observability/storage/GreptimeEntityFreeSignalStorageE2eTest.java

@@ -0,0 +1,176 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hertzbeat.observability.storage;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.awaitility.Awaitility.await;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.protobuf.ByteString;
+import io.opentelemetry.proto.collector.logs.v1.ExportLogsServiceRequest;
+import io.opentelemetry.proto.common.v1.AnyValue;
+import io.opentelemetry.proto.common.v1.KeyValue;
+import io.opentelemetry.proto.logs.v1.LogRecord;
+import io.opentelemetry.proto.logs.v1.ResourceLogs;
+import io.opentelemetry.proto.logs.v1.ScopeLogs;
+import io.opentelemetry.proto.resource.v1.Resource;
+import java.io.InputStream;
+import java.net.URI;
+import java.net.URLEncoder;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+import java.nio.charset.StandardCharsets;
+import java.time.Duration;
+import org.apache.hertzbeat.warehouse.store.history.tsdb.greptime.GreptimeOtlpSignalStorage;
+import org.apache.hertzbeat.warehouse.store.history.tsdb.greptime.GreptimeProperties;
+import org.junit.jupiter.api.Test;
+import org.springframework.web.client.RestTemplate;
+import org.testcontainers.containers.GenericContainer;
+import org.testcontainers.containers.wait.strategy.Wait;
+import org.testcontainers.junit.jupiter.Container;
+import org.testcontainers.junit.jupiter.Testcontainers;
+import org.testcontainers.utility.DockerImageName;
+
+/** Proves the warehouse-owned Entity-free OTLP log path against a real GreptimeDB. */
+@Testcontainers
+class GreptimeEntityFreeSignalStorageE2eTest {
+
+    private static final int GREPTIME_HTTP_PORT = 4000;
+    private static final int GREPTIME_GRPC_PORT = 4001;
+    private static final String LOG_SCHEMA = "greptime/tables/hertzbeat_logs.sql";
+    private static final String LOG_PIPELINE = "greptime/pipelines/hertzbeat_otlp_log_v1.yaml";
+    private static final String PIPELINE_NAME = "hertzbeat_otlp_log_v1";
+    private static final String TRACE_ID = "0123456789abcdef0123456789abcdef";
+    private static final String SPAN_ID = "0123456789abcdef";
+    private static final String BODY = "entity-free greptime proof";
+    private static final long LOG_TIME_NANOS = 1_710_000_000_123_456_789L;
+    private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+
+    @Container
+    @SuppressWarnings("resource")
+    private static final GenericContainer<?> GREPTIME = new GenericContainer<>(
+            DockerImageName.parse("greptime/greptimedb:latest"))
+            .withExposedPorts(GREPTIME_HTTP_PORT, GREPTIME_GRPC_PORT)
+            .withCommand("standalone", "start",
+                    "--http-addr", "0.0.0.0:" + GREPTIME_HTTP_PORT,
+                    "--rpc-bind-addr", "0.0.0.0:" + GREPTIME_GRPC_PORT)
+            .waitingFor(Wait.forListeningPorts(GREPTIME_HTTP_PORT, GREPTIME_GRPC_PORT))
+            .withStartupTimeout(Duration.ofSeconds(120));
+
+    private final HttpClient httpClient = HttpClient.newHttpClient();
+
+    @Test
+    void warehouseStorageShouldPersistEntityFreeOtlpLogs() throws Exception {
+        executeSql(classpathResource(LOG_SCHEMA).strip().replaceFirst(";\\s*$", ""));
+        uploadPipeline();
+
+        GreptimeOtlpSignalStorage storage = new GreptimeOtlpSignalStorage(
+                new GreptimeProperties(true, GREPTIME.getHost() + ':' + GREPTIME.getMappedPort(GREPTIME_GRPC_PORT),
+                        endpoint(), "public", "", ""),
+                new RestTemplate());
+
+        storage.writeProtobuf("logs", request().toByteArray());
+
+        await().atMost(Duration.ofSeconds(30)).pollInterval(Duration.ofSeconds(1)).untilAsserted(() -> {
+            String sql = "SELECT COUNT(*) AS count FROM hertzbeat_logs WHERE trace_id = '" + TRACE_ID
+                    + "' AND body = '" + BODY + "'";
+            assertThat(queryCount(sql)).isEqualTo(1);
+        });
+    }
+
+    private void uploadPipeline() throws Exception {
+        String boundary = "----hertzbeat-entity-free-proof";
+        String body = "--" + boundary + "\r\n"
+                + "Content-Disposition: form-data; name=\"file\"; filename=\"pipeline.yaml\"\r\n"
+                + "Content-Type: application/x-yaml\r\n\r\n"
+                + classpathResource(LOG_PIPELINE) + "\r\n"
+                + "--" + boundary + "--\r\n";
+        HttpResponse<String> response = httpClient.send(HttpRequest.newBuilder()
+                .uri(URI.create(endpoint() + "/v1/pipelines/" + PIPELINE_NAME))
+                .header("Content-Type", "multipart/form-data; boundary=" + boundary)
+                .POST(HttpRequest.BodyPublishers.ofString(body, StandardCharsets.UTF_8))
+                .build(), HttpResponse.BodyHandlers.ofString());
+        assertThat(response.statusCode()).as(response.body()).isBetween(200, 299);
+    }
+
+    private ExportLogsServiceRequest request() {
+        LogRecord record = LogRecord.newBuilder()
+                .setTimeUnixNano(LOG_TIME_NANOS)
+                .setObservedTimeUnixNano(LOG_TIME_NANOS)
+                .setSeverityNumberValue(9)
+                .setSeverityText("INFO")
+                .setBody(AnyValue.newBuilder().setStringValue(BODY).build())
+                .setTraceId(ByteString.copyFrom(hexToBytes(TRACE_ID)))
+                .setSpanId(ByteString.copyFrom(hexToBytes(SPAN_ID)))
+                .build();
+        return ExportLogsServiceRequest.newBuilder()
+                .addResourceLogs(ResourceLogs.newBuilder()
+                        .setResource(Resource.newBuilder()
+                                .addAttributes(stringAttribute("service.name", "checkout"))
+                                .addAttributes(stringAttribute("deployment.environment.name", "test"))
+                                .build())
+                        .addScopeLogs(ScopeLogs.newBuilder().addLogRecords(record).build())
+                        .build())
+                .build();
+    }
+
+    private int queryCount(String sql) throws Exception {
+        JsonNode rows = OBJECT_MAPPER.readTree(executeSql(sql).body())
+                .path("output").path(0).path("records").path("rows");
+        assertThat(rows.isArray()).isTrue();
+        assertThat(rows).isNotEmpty();
+        return rows.get(0).get(0).asInt();
+    }
+
+    private HttpResponse<String> executeSql(String sql) throws Exception {
+        HttpResponse<String> response = httpClient.send(HttpRequest.newBuilder()
+                .uri(URI.create(endpoint() + "/v1/sql?db=public"))
+                .header("Content-Type", "application/x-www-form-urlencoded")
+                .POST(HttpRequest.BodyPublishers.ofString(
+                        "sql=" + URLEncoder.encode(sql, StandardCharsets.UTF_8), StandardCharsets.UTF_8))
+                .build(), HttpResponse.BodyHandlers.ofString());
+        assertThat(response.statusCode()).as(response.body()).isBetween(200, 299);
+        return response;
+    }
+
+    private String classpathResource(String path) throws Exception {
+        try (InputStream input = Thread.currentThread().getContextClassLoader().getResourceAsStream(path)) {
+            assertThat(input).as(path).isNotNull();
+            return new String(input.readAllBytes(), StandardCharsets.UTF_8);
+        }
+    }
+
+    private static KeyValue stringAttribute(String key, String value) {
+        return KeyValue.newBuilder().setKey(key)
+                .setValue(AnyValue.newBuilder().setStringValue(value).build()).build();
+    }
+
+    private static byte[] hexToBytes(String value) {
+        byte[] bytes = new byte[value.length() / 2];
+        for (int index = 0; index < value.length(); index += 2) {
+            bytes[index / 2] = (byte) Integer.parseInt(value.substring(index, index + 2), 16);
+        }
+        return bytes;
+    }
+
+    private static String endpoint() {
+        return "http://" + GREPTIME.getHost() + ':' + GREPTIME.getMappedPort(GREPTIME_HTTP_PORT);
+    }
+}