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Author SHA1 Message Date
aias00 c2755a37b1 Merge branch 'master' into fix/008-questdb-sql-injection 2026-08-17 13:50:00 +08:00
Duansg 3a73a34daf Merge branch 'master' into fix/008-questdb-sql-injection 2026-08-10 00:01:14 +08:00
shown 358fbc0c28 Merge branch 'master' into fix/008-questdb-sql-injection 2026-07-29 22:40:53 +08:00
liuhyandClaude 0b2476e751 [fix] prevent SQL injection in QuestDB history queries
QuestDB history queries build their SQL with String.format, interpolating
the metric (column), table, and instance values straight into the
templates. Those values trace back to rest path variables
(/api/monitor/{instance}/metric/{metricFull}), so an attacker-controlled
instance or metricFull could break out of the templated SQL.

Two gaps:

1. Identifiers (metric column, table name) were placed inside double
   quotes with no charset check. A path value carrying a double quote
   or other SQL metacharacter could escape the identifier and inject.
2. The instance string literal was escaped with
   replace("'", "\\'") which is not a valid QuestDB escape
   (QuestDB/ANSI doubles the quote), so a stored metric_labels value
   containing a single quote stayed injectable.

Fix:
- validateIdentifier() rejects metric/table values outside
  ^[A-Za-z0-9_-]+$ before they reach String.format, failing closed.
- escapeStringLiteral() doubles single quotes (the QuestDB string
  literal escape) for the instance value in the WHERE clause.

QuestDB's HTTP /exec endpoint does not support bind parameters, so the
read path is validated rather than parameterized.

Co-Authored-By: Claude <noreply@anthropic.com>
2026-07-28 07:14:33 -07:00
482 changed files with 7748 additions and 22896 deletions
+5 -1
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@@ -3,7 +3,11 @@
"projectOwner": "apache",
"repoType": "github",
"repoHost": "https://github.com",
"files": [],
"files": [
"README.md",
"README_CN.md",
"README_JP.md"
],
"imageSize": 100,
"commit": true,
"commitConvention": "none",
+1 -1
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@@ -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-observability-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-log-e2e \
-am \
-Dmaven.test.skip=false \
--file pom.xml
+6 -57
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@@ -39,6 +39,12 @@ 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
@@ -75,63 +81,6 @@ 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:
+1 -1
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@@ -38,7 +38,7 @@ jobs:
- uses: actions/checkout@v4
with:
fetch-depth: 0
- uses: pnpm/action-setup@0977fd99725f1db4007ccb2928dbb4e90d06cc86
- uses: pnpm/action-setup@v4
with:
version: 10
- uses: actions/setup-node@v4
+1 -1
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@@ -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@0977fd99725f1db4007ccb2928dbb4e90d06cc86
uses: pnpm/action-setup@v4
with:
version: 10
@@ -1,48 +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.
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
+1 -1
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@@ -40,7 +40,7 @@ jobs:
timeout-minutes: 30
steps:
- uses: actions/checkout@v4
- uses: pnpm/action-setup@0977fd99725f1db4007ccb2928dbb4e90d06cc86
- uses: pnpm/action-setup@v4
with:
version: 10
- uses: actions/setup-node@v4
+4 -6
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@@ -44,12 +44,10 @@ jobs:
uses: actions/checkout@v4
- name: Setup Rust toolchain
run: |
rustup toolchain install "$RUST_VERSION" \
--profile minimal \
--component rustfmt \
--component clippy
rustup default "$RUST_VERSION"
uses: dtolnay/rust-toolchain@4be7066ada62dd38de10e7b70166bc74ed198c30 # stable
with:
toolchain: ${{ env.RUST_VERSION }}
components: rustfmt, clippy
- name: Cache cargo registry
uses: actions/cache@v4
+3 -3
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@@ -36,7 +36,7 @@ jobs:
steps:
- uses: actions/checkout@v4
- uses: ./script/ci/github-actions/setup-deps
- uses: pnpm/action-setup@0977fd99725f1db4007ccb2928dbb4e90d06cc86
- uses: pnpm/action-setup@v4
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@96fe6ef7f33517b61c61be40b68a1882f3264fb8 # v4.2.0
- uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e # v4.3.0
- uses: docker/setup-qemu-action@ce360397dd3f832beb865e1373c09c0e9f86d70a
- uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd
- name: Log in to Docker Hub
uses: docker/login-action@af1e73f918a031802d376d3c8bbc3fe56130a9b0 # v4.4.0
with:
+2 -2
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@@ -131,7 +131,7 @@ Add WeChat account `ahertzbeat` to pull you into the WeChat group.
## 🥐 Architecture
![hertzBeat](home/static/img/docs/hertzbeat-architecture.png)
![hertzBeat](home/static/img/docs/hertzbeat-arch.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-architecture.png)
![hertzBeat](home/static/img/docs/hertzbeat-arch.png)
+406 -4
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@@ -47,7 +47,7 @@
## 🥐 Architecture
![HertzBeat](home/static/img/docs/hertzbeat-architecture.png)
![HertzBeat](home/static/img/docs/hertzbeat-arch.png)
## 🐕 Quick Start
@@ -136,9 +136,411 @@ 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)
<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>
<!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
<!-- prettier-ignore-start -->
<!-- markdownlint-disable -->
<table>
<tbody>
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<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>
<td align="center" valign="top" width="14.28%"><a href="https://www.smallq.cn"><img src="https://avatars.githubusercontent.com/u/39754275?v=4?s=100" width="100px;" alt="Qi Zhang"/><br /><sub><b>Qi Zhang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zzzhangqi" title="Documentation">📖</a></td>
<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>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://www.jianshu.com/u/a8f822c04f67"><img src="https://avatars.githubusercontent.com/u/18587688?v=4?s=100" width="100px;" alt="fsl"/><br /><sub><b>fsl</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fengshunli" title="Code">💻</a></td>
<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>
</tr>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/zqr10159"><img src="https://avatars.githubusercontent.com/u/30048352?v=4?s=100" width="100px;" alt="zqr10159"/><br /><sub><b>zqr10159</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zqr10159" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=zqr10159" title="Code">💻</a> <a href="#blog-zqr10159" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Azqr10159" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=zqr10159" title="Tests">⚠️</a> <a href="#design-zqr10159" title="Design">🎨</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/vinci-897"><img src="https://avatars.githubusercontent.com/u/55838224?v=4?s=100" width="100px;" alt="vinci"/><br /><sub><b>vinci</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=vinci-897" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=vinci-897" title="Documentation">📖</a> <a href="#design-vinci-897" title="Design">🎨</a></td>
<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>
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<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/JavaLionLi"><img src="https://avatars.githubusercontent.com/u/31852897?v=4?s=100" width="100px;" alt="CrazyLionLi"/><br /><sub><b>CrazyLionLi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=JavaLionLi" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/richar2022"><img src="https://avatars.githubusercontent.com/u/129016397?v=4?s=100" width="100px;" alt="richar2022"/><br /><sub><b>richar2022</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=richar2022" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/fcb-xiaobo"><img src="https://avatars.githubusercontent.com/u/60566194?v=4?s=100" width="100px;" alt="fcb-xiaobo"/><br /><sub><b>fcb-xiaobo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fcb-xiaobo" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wenkyzhang"><img src="https://avatars.githubusercontent.com/u/13983669?v=4?s=100" width="100px;" alt="wenkyzhang"/><br /><sub><b>wenkyzhang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wenkyzhang" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/ZangJuxy"><img src="https://avatars.githubusercontent.com/u/71380295?v=4?s=100" width="100px;" alt="ZangJuxy"/><br /><sub><b>ZangJuxy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZangJuxy" title="Documentation">📖</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/l646505418"><img src="https://avatars.githubusercontent.com/u/50475131?v=4?s=100" width="100px;" alt="l646505418"/><br /><sub><b>l646505418</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=l646505418" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Al646505418" title="Bug reports">🐛</a></td>
<td align="center" valign="top" width="14.28%"><a href="http://www.carpewang.com"><img src="https://avatars.githubusercontent.com/u/78642589?v=4?s=100" width="100px;" alt="Carpe-Wang"/><br /><sub><b>Carpe-Wang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Carpe-Wang" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ACarpe-Wang" title="Bug reports">🐛</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/moshu023"><img src="https://avatars.githubusercontent.com/u/48593205?v=4?s=100" width="100px;" alt="莫枢"/><br /><sub><b>莫枢</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=moshu023" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/huangcanda"><img src="https://avatars.githubusercontent.com/u/4470566?v=4?s=100" width="100px;" alt="huangcanda"/><br /><sub><b>huangcanda</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=huangcanda" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://www.zrkizzy.com"><img src="https://avatars.githubusercontent.com/u/85340613?v=4?s=100" width="100px;" alt="世纪末的架构师"/><br /><sub><b>世纪末的架构师</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Architect-Java" title="Code">💻</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/MrYZhou"><img src="https://avatars.githubusercontent.com/u/44339602?v=4?s=100" width="100px;" alt="MrYZhou"/><br /><sub><b>MrYZhou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MrYZhou" title="Documentation">📖</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/suncqujsj"><img src="https://avatars.githubusercontent.com/u/8012932?v=4?s=100" width="100px;" alt="suncqujsj"/><br /><sub><b>suncqujsj</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=suncqujsj" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/haoww"><img src="https://avatars.githubusercontent.com/u/32739294?v=4?s=100" width="100px;" alt="haoww"/><br /><sub><b>haoww</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=haoww" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/i-mayuan"><img src="https://avatars.githubusercontent.com/u/101498477?v=4?s=100" width="100px;" alt="i-mayuan"/><br /><sub><b>i-mayuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=i-mayuan" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/shenyumin"><img src="https://avatars.githubusercontent.com/u/8438506?v=4?s=100" width="100px;" alt="shenymin"/><br /><sub><b>shenymin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=shenyumin" title="Code">💻</a></td>
</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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/weiwang988"><img src="https://avatars.githubusercontent.com/u/58241726?v=4?s=100" width="100px;" alt="miss_z"/><br /><sub><b>miss_z</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=weiwang988" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wyt990"><img src="https://avatars.githubusercontent.com/u/86013697?v=4?s=100" width="100px;" alt="wyt990"/><br /><sub><b>wyt990</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wyt990" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/licocon"><img src="https://avatars.githubusercontent.com/u/36863277?v=4?s=100" width="100px;" alt="licocon"/><br /><sub><b>licocon</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=licocon" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/2406450951"><img src="https://avatars.githubusercontent.com/u/48074721?v=4?s=100" width="100px;" alt="Mi Na"/><br /><sub><b>Mi Na</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=2406450951" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Kylin-Guo"><img src="https://avatars.githubusercontent.com/u/131239856?v=4?s=100" width="100px;" alt="Kylin-Guo"/><br /><sub><b>Kylin-Guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Kylin-Guo" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/1797899698"><img src="https://avatars.githubusercontent.com/u/40411650?v=4?s=100" width="100px;" alt="Mr灬Dong先生"/><br /><sub><b>Mr灬Dong先生</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=1797899698" 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/yujianzhong520"><img src="https://avatars.githubusercontent.com/u/63705063?v=4?s=100" width="100px;" alt="yujianzhong520"/><br /><sub><b>yujianzhong520</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yujianzhong520" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://sppan24.github.io/"><img src="https://avatars.githubusercontent.com/u/15795173?v=4?s=100" width="100px;" alt="SPPan"/><br /><sub><b>SPPan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=sppan24" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/1130600015"><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=1130600015" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/QZmp236478"><img src="https://avatars.githubusercontent.com/u/56623162?v=4?s=100" width="100px;" alt="impress"/><br /><sub><b>impress</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=QZmp236478" title="Code">💻</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/eeshaanSA"><img src="https://avatars.githubusercontent.com/u/100678386?v=4?s=100" width="100px;" alt="Eeshaan Sawant"/><br /><sub><b>Eeshaan Sawant</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=eeshaanSA" title="Code">💻</a></td>
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<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/nandofromthebando"><img src="https://avatars.githubusercontent.com/u/87321214?v=4?s=100" width="100px;" alt="nandofromthebando"/><br /><sub><b>nandofromthebando</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=nandofromthebando" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/caiboking"><img src="https://avatars.githubusercontent.com/u/6509883?v=4?s=100" width="100px;" alt="caiboking"/><br /><sub><b>caiboking</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=caiboking" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/baixing99"><img src="https://avatars.githubusercontent.com/u/73473087?v=4?s=100" width="100px;" alt="baixing99"/><br /><sub><b>baixing99</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=baixing99" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/ifrenzyc"><img src="https://avatars.githubusercontent.com/u/543927?v=4?s=100" width="100px;" alt="Yang Chuang"/><br /><sub><b>Yang Chuang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ifrenzyc" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wlin20"><img src="https://avatars.githubusercontent.com/u/20657577?v=4?s=100" width="100px;" alt="wlin20"/><br /><sub><b>wlin20</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wlin20" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/guojing1983"><img src="https://avatars.githubusercontent.com/u/60596094?v=4?s=100" width="100px;" alt="guojing1983"/><br /><sub><b>guojing1983</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=guojing1983" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/itxxq"><img src="https://avatars.githubusercontent.com/u/46962357?v=4?s=100" width="100px;" alt="moxi"/><br /><sub><b>moxi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=itxxq" 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/san346596324"><img src="https://avatars.githubusercontent.com/u/30828520?v=4?s=100" width="100px;" alt="渭雨"/><br /><sub><b>渭雨</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=san346596324" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/luoxuanzao"><img src="https://avatars.githubusercontent.com/u/44692579?v=4?s=100" width="100px;" alt="liuxuezhuo"/><br /><sub><b>liuxuezhuo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=luoxuanzao" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/lisongning"><img src="https://avatars.githubusercontent.com/u/93140178?v=4?s=100" width="100px;" alt="lisongning"/><br /><sub><b>lisongning</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lisongning" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/YutingNie"><img src="https://avatars.githubusercontent.com/u/104416402?v=4?s=100" width="100px;" alt="YutingNie"/><br /><sub><b>YutingNie</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=YutingNie" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=YutingNie" title="Documentation">📖</a> <a href="#design-YutingNie" title="Design">🎨</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/mikezzb"><img src="https://avatars.githubusercontent.com/u/23418428?v=4?s=100" width="100px;" alt="Mike Zhou"/><br /><sub><b>Mike Zhou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mikezzb" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=mikezzb" title="Documentation">📖</a> <a href="#design-mikezzb" title="Design">🎨</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/lynx009"><img src="https://avatars.githubusercontent.com/u/105542329?v=4?s=100" width="100px;" alt="lynx009"/><br /><sub><b>lynx009</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lynx009" title="Documentation">📖</a></td>
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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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Mr-zhou315"><img src="https://avatars.githubusercontent.com/u/10276100?v=4?s=100" width="100px;" alt="Mr.zhou"/><br /><sub><b>Mr.zhou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Mr-zhou315" title="Code">💻</a></td>
<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>
</tr>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://blog.csdn.net/qq_52397471"><img src="https://avatars.githubusercontent.com/u/77964041?v=4?s=100" width="100px;" alt="YuLuo"/><br /><sub><b>YuLuo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yuluo-yx" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayuluo-yx" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=yuluo-yx" title="Tests">⚠️</a> <a href="#blog-yuluo-yx" title="Blogposts">📝</a></td>
<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>
</tr>
<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>
</tr>
<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>
</tr>
<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>
</tr>
<tr>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Vedant7789"><img src="https://avatars.githubusercontent.com/u/147625492?v=4?s=100" width="100px;" alt="Vedant7789"/><br /><sub><b>Vedant7789</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Vedant7789" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Craaaaazy77"><img src="https://avatars.githubusercontent.com/u/23025522?v=4?s=100" width="100px;" alt="Craaaaazy77"/><br /><sub><b>Craaaaazy77</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Craaaaazy77" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Suvrat1629"><img src="https://avatars.githubusercontent.com/u/140749446?v=4?s=100" width="100px;" alt="Suvrat1629"/><br /><sub><b>Suvrat1629</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Suvrat1629" title="Code">💻</a></td>
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<tr>
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<tr>
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<tr>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/lx1229"><img src="https://avatars.githubusercontent.com/u/44620005?v=4?s=100" width="100px;" alt="Liuxin"/><br /><sub><b>Liuxin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lx1229" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/yy549159265"><img src="https://avatars.githubusercontent.com/u/40821310?v=4?s=100" width="100px;" alt="yy549159265"/><br /><sub><b>yy549159265</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yy549159265" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=yy549159265" title="Tests">⚠️</a> <a href="#design-yy549159265" title="Design">🎨</a></td>
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<tr>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/tuzuy"><img src="https://avatars.githubusercontent.com/u/95274591?v=4?s=100" width="100px;" alt="tuzuy"/><br /><sub><b>tuzuy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tuzuy" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/carlpinto25"><img src="https://avatars.githubusercontent.com/u/117299909?v=4?s=100" width="100px;" alt="carl pinto"/><br /><sub><b>carl pinto</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=carlpinto25" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://cxhello.top/"><img src="https://avatars.githubusercontent.com/u/49056040?v=4?s=100" width="100px;" alt="cxhello"/><br /><sub><b>cxhello</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=cxhello" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/jl15988"><img src="https://avatars.githubusercontent.com/u/70638770?v=4?s=100" width="100px;" alt="会功夫的李白"/><br /><sub><b>会功夫的李白</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jl15988" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://blog.aytop.cloud/"><img src="https://avatars.githubusercontent.com/u/37127008?v=4?s=100" width="100px;" alt="Albert.Yang"/><br /><sub><b>Albert.Yang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=AlbertYang0801" 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/Jetiaime"><img src="https://avatars.githubusercontent.com/u/93769000?v=4?s=100" width="100px;" alt="TeAmo"/><br /><sub><b>TeAmo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Jetiaime" title="Code">💻</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/KOYR"><img src="https://avatars.githubusercontent.com/u/53216619?v=4?s=100" width="100px;" alt="KOYR"/><br /><sub><b>KOYR</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=KOYR" title="Code">💻</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/BhanuNidumolu"><img src="https://avatars.githubusercontent.com/u/180380413?v=4?s=100" width="100px;" alt="N.Bhanu Prasad"/><br /><sub><b>N.Bhanu Prasad</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=BhanuNidumolu" title="Code">💻</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/orangeCatDeveloper"><img src="https://avatars.githubusercontent.com/u/95899648?v=4?s=100" width="100px;" alt="NekoPunch"/><br /><sub><b>NekoPunch</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=orangeCatDeveloper" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=orangeCatDeveloper" title="Documentation">📖</a></td>
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<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>
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<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>
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<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 -->
## 💬 Join discussion
+406 -4
View File
@@ -47,7 +47,7 @@
## 🥐 模块
![hertzBeat](home/static/img/docs/hertzbeat-architecture.png)
![hertzBeat](home/static/img/docs/hertzbeat-arch.png)
## 🐕 快速开始
@@ -135,9 +135,411 @@
Thanks these wonderful people, welcome to join us:
[贡献者指南](CONTRIBUTING.md)
<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>
<!-- 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>
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<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>
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<tr>
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<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>
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<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>
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<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>
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<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>
<td align="center" valign="top" width="14.28%"><a href="https://www.smallq.cn"><img src="https://avatars.githubusercontent.com/u/39754275?v=4?s=100" width="100px;" alt="Qi Zhang"/><br /><sub><b>Qi Zhang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zzzhangqi" title="Documentation">📖</a></td>
<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>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://www.jianshu.com/u/a8f822c04f67"><img src="https://avatars.githubusercontent.com/u/18587688?v=4?s=100" width="100px;" alt="fsl"/><br /><sub><b>fsl</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fengshunli" title="Code">💻</a></td>
<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>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/xiaohe428"><img src="https://avatars.githubusercontent.com/u/99130317?v=4?s=100" width="100px;" alt="xiaohe428"/><br /><sub><b>xiaohe428</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xiaohe428" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=xiaohe428" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/zqr10159"><img src="https://avatars.githubusercontent.com/u/30048352?v=4?s=100" width="100px;" alt="zqr10159"/><br /><sub><b>zqr10159</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zqr10159" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=zqr10159" title="Code">💻</a> <a href="#blog-zqr10159" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Azqr10159" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=zqr10159" title="Tests">⚠️</a> <a href="#design-zqr10159" title="Design">🎨</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/vinci-897"><img src="https://avatars.githubusercontent.com/u/55838224?v=4?s=100" width="100px;" alt="vinci"/><br /><sub><b>vinci</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=vinci-897" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=vinci-897" title="Documentation">📖</a> <a href="#design-vinci-897" title="Design">🎨</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/JavaLionLi"><img src="https://avatars.githubusercontent.com/u/31852897?v=4?s=100" width="100px;" alt="CrazyLionLi"/><br /><sub><b>CrazyLionLi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=JavaLionLi" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/richar2022"><img src="https://avatars.githubusercontent.com/u/129016397?v=4?s=100" width="100px;" alt="richar2022"/><br /><sub><b>richar2022</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=richar2022" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/fcb-xiaobo"><img src="https://avatars.githubusercontent.com/u/60566194?v=4?s=100" width="100px;" alt="fcb-xiaobo"/><br /><sub><b>fcb-xiaobo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fcb-xiaobo" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wenkyzhang"><img src="https://avatars.githubusercontent.com/u/13983669?v=4?s=100" width="100px;" alt="wenkyzhang"/><br /><sub><b>wenkyzhang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wenkyzhang" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/ZangJuxy"><img src="https://avatars.githubusercontent.com/u/71380295?v=4?s=100" width="100px;" alt="ZangJuxy"/><br /><sub><b>ZangJuxy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZangJuxy" title="Documentation">📖</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/l646505418"><img src="https://avatars.githubusercontent.com/u/50475131?v=4?s=100" width="100px;" alt="l646505418"/><br /><sub><b>l646505418</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=l646505418" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Al646505418" title="Bug reports">🐛</a></td>
<td align="center" valign="top" width="14.28%"><a href="http://www.carpewang.com"><img src="https://avatars.githubusercontent.com/u/78642589?v=4?s=100" width="100px;" alt="Carpe-Wang"/><br /><sub><b>Carpe-Wang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Carpe-Wang" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ACarpe-Wang" title="Bug reports">🐛</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/moshu023"><img src="https://avatars.githubusercontent.com/u/48593205?v=4?s=100" width="100px;" alt="莫枢"/><br /><sub><b>莫枢</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=moshu023" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/huangcanda"><img src="https://avatars.githubusercontent.com/u/4470566?v=4?s=100" width="100px;" alt="huangcanda"/><br /><sub><b>huangcanda</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=huangcanda" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://www.zrkizzy.com"><img src="https://avatars.githubusercontent.com/u/85340613?v=4?s=100" width="100px;" alt="世纪末的架构师"/><br /><sub><b>世纪末的架构师</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Architect-Java" title="Code">💻</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/MrYZhou"><img src="https://avatars.githubusercontent.com/u/44339602?v=4?s=100" width="100px;" alt="MrYZhou"/><br /><sub><b>MrYZhou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MrYZhou" title="Documentation">📖</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/suncqujsj"><img src="https://avatars.githubusercontent.com/u/8012932?v=4?s=100" width="100px;" alt="suncqujsj"/><br /><sub><b>suncqujsj</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=suncqujsj" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/haoww"><img src="https://avatars.githubusercontent.com/u/32739294?v=4?s=100" width="100px;" alt="haoww"/><br /><sub><b>haoww</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=haoww" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/i-mayuan"><img src="https://avatars.githubusercontent.com/u/101498477?v=4?s=100" width="100px;" alt="i-mayuan"/><br /><sub><b>i-mayuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=i-mayuan" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/shenyumin"><img src="https://avatars.githubusercontent.com/u/8438506?v=4?s=100" width="100px;" alt="shenymin"/><br /><sub><b>shenymin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=shenyumin" title="Code">💻</a></td>
</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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/weiwang988"><img src="https://avatars.githubusercontent.com/u/58241726?v=4?s=100" width="100px;" alt="miss_z"/><br /><sub><b>miss_z</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=weiwang988" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wyt990"><img src="https://avatars.githubusercontent.com/u/86013697?v=4?s=100" width="100px;" alt="wyt990"/><br /><sub><b>wyt990</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wyt990" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/licocon"><img src="https://avatars.githubusercontent.com/u/36863277?v=4?s=100" width="100px;" alt="licocon"/><br /><sub><b>licocon</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=licocon" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/2406450951"><img src="https://avatars.githubusercontent.com/u/48074721?v=4?s=100" width="100px;" alt="Mi Na"/><br /><sub><b>Mi Na</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=2406450951" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Kylin-Guo"><img src="https://avatars.githubusercontent.com/u/131239856?v=4?s=100" width="100px;" alt="Kylin-Guo"/><br /><sub><b>Kylin-Guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Kylin-Guo" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/1797899698"><img src="https://avatars.githubusercontent.com/u/40411650?v=4?s=100" width="100px;" alt="Mr灬Dong先生"/><br /><sub><b>Mr灬Dong先生</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=1797899698" title="Code">💻</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="http://neilblaze.live"><img src="https://avatars.githubusercontent.com/u/48355572?v=4?s=100" width="100px;" alt="Pratyay Banerjee"/><br /><sub><b>Pratyay Banerjee</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Neilblaze" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=Neilblaze" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/yujianzhong520"><img src="https://avatars.githubusercontent.com/u/63705063?v=4?s=100" width="100px;" alt="yujianzhong520"/><br /><sub><b>yujianzhong520</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yujianzhong520" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://sppan24.github.io/"><img src="https://avatars.githubusercontent.com/u/15795173?v=4?s=100" width="100px;" alt="SPPan"/><br /><sub><b>SPPan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=sppan24" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/1130600015"><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=1130600015" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/QZmp236478"><img src="https://avatars.githubusercontent.com/u/56623162?v=4?s=100" width="100px;" alt="impress"/><br /><sub><b>impress</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=QZmp236478" title="Code">💻</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/eeshaanSA"><img src="https://avatars.githubusercontent.com/u/100678386?v=4?s=100" width="100px;" alt="Eeshaan Sawant"/><br /><sub><b>Eeshaan Sawant</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=eeshaanSA" title="Code">💻</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/nandofromthebando"><img src="https://avatars.githubusercontent.com/u/87321214?v=4?s=100" width="100px;" alt="nandofromthebando"/><br /><sub><b>nandofromthebando</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=nandofromthebando" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/caiboking"><img src="https://avatars.githubusercontent.com/u/6509883?v=4?s=100" width="100px;" alt="caiboking"/><br /><sub><b>caiboking</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=caiboking" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/baixing99"><img src="https://avatars.githubusercontent.com/u/73473087?v=4?s=100" width="100px;" alt="baixing99"/><br /><sub><b>baixing99</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=baixing99" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/ifrenzyc"><img src="https://avatars.githubusercontent.com/u/543927?v=4?s=100" width="100px;" alt="Yang Chuang"/><br /><sub><b>Yang Chuang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ifrenzyc" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wlin20"><img src="https://avatars.githubusercontent.com/u/20657577?v=4?s=100" width="100px;" alt="wlin20"/><br /><sub><b>wlin20</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wlin20" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/guojing1983"><img src="https://avatars.githubusercontent.com/u/60596094?v=4?s=100" width="100px;" alt="guojing1983"/><br /><sub><b>guojing1983</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=guojing1983" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/itxxq"><img src="https://avatars.githubusercontent.com/u/46962357?v=4?s=100" width="100px;" alt="moxi"/><br /><sub><b>moxi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=itxxq" title="Documentation">📖</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/qq471754603"><img src="https://avatars.githubusercontent.com/u/23146592?v=4?s=100" width="100px;" alt="qq471754603"/><br /><sub><b>qq471754603</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=qq471754603" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/san346596324"><img src="https://avatars.githubusercontent.com/u/30828520?v=4?s=100" width="100px;" alt="渭雨"/><br /><sub><b>渭雨</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=san346596324" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/luoxuanzao"><img src="https://avatars.githubusercontent.com/u/44692579?v=4?s=100" width="100px;" alt="liuxuezhuo"/><br /><sub><b>liuxuezhuo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=luoxuanzao" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/lisongning"><img src="https://avatars.githubusercontent.com/u/93140178?v=4?s=100" width="100px;" alt="lisongning"/><br /><sub><b>lisongning</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lisongning" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/YutingNie"><img src="https://avatars.githubusercontent.com/u/104416402?v=4?s=100" width="100px;" alt="YutingNie"/><br /><sub><b>YutingNie</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=YutingNie" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=YutingNie" title="Documentation">📖</a> <a href="#design-YutingNie" title="Design">🎨</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/mikezzb"><img src="https://avatars.githubusercontent.com/u/23418428?v=4?s=100" width="100px;" alt="Mike Zhou"/><br /><sub><b>Mike Zhou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mikezzb" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=mikezzb" title="Documentation">📖</a> <a href="#design-mikezzb" title="Design">🎨</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/lynx009"><img src="https://avatars.githubusercontent.com/u/105542329?v=4?s=100" width="100px;" alt="lynx009"/><br /><sub><b>lynx009</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lynx009" title="Documentation">📖</a></td>
</tr>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Mr-zhou315"><img src="https://avatars.githubusercontent.com/u/10276100?v=4?s=100" width="100px;" alt="Mr.zhou"/><br /><sub><b>Mr.zhou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Mr-zhou315" title="Code">💻</a></td>
<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>
</tr>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://blog.csdn.net/qq_52397471"><img src="https://avatars.githubusercontent.com/u/77964041?v=4?s=100" width="100px;" alt="YuLuo"/><br /><sub><b>YuLuo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yuluo-yx" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayuluo-yx" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=yuluo-yx" title="Tests">⚠️</a> <a href="#blog-yuluo-yx" title="Blogposts">📝</a></td>
<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>
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<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>
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<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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<tr>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Vedant7789"><img src="https://avatars.githubusercontent.com/u/147625492?v=4?s=100" width="100px;" alt="Vedant7789"/><br /><sub><b>Vedant7789</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Vedant7789" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Craaaaazy77"><img src="https://avatars.githubusercontent.com/u/23025522?v=4?s=100" width="100px;" alt="Craaaaazy77"/><br /><sub><b>Craaaaazy77</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Craaaaazy77" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Suvrat1629"><img src="https://avatars.githubusercontent.com/u/140749446?v=4?s=100" width="100px;" alt="Suvrat1629"/><br /><sub><b>Suvrat1629</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Suvrat1629" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="http://ghyghoo8.github.io/"><img src="https://avatars.githubusercontent.com/u/363129?v=4?s=100" width="100px;" alt="ghy"/><br /><sub><b>ghy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ghyghoo8" title="Code">💻</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/helei1030"><img src="https://avatars.githubusercontent.com/u/11839080?v=4?s=100" width="100px;" alt="helei1030"/><br /><sub><b>helei1030</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=helei1030" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://medium.com/@pjfanning"><img src="https://avatars.githubusercontent.com/u/11783444?v=4?s=100" width="100px;" alt="PJ Fanning"/><br /><sub><b>PJ Fanning</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=pjfanning" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Apjfanning" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=pjfanning" title="Tests">⚠️</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/MonsterChenzhuo"><img src="https://avatars.githubusercontent.com/u/60029759?v=4?s=100" width="100px;" alt="monster"/><br /><sub><b>monster</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MonsterChenzhuo" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/MasamiYui"><img src="https://avatars.githubusercontent.com/u/22274133?v=4?s=100" width="100px;" alt="Sherlock Yin"/><br /><sub><b>Sherlock Yin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MasamiYui" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=MasamiYui" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AMasamiYui" title="Bug reports">🐛</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wanhao23"><img src="https://avatars.githubusercontent.com/u/29560961?v=4?s=100" width="100px;" alt="wanhao"/><br /><sub><b>wanhao</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wanhao23" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=wanhao23" title="Documentation">📖</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/sarthakeash"><img src="https://avatars.githubusercontent.com/u/74091160?v=4?s=100" width="100px;" alt="Sarthak Arora"/><br /><sub><b>Sarthak Arora</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=sarthakeash" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=sarthakeash" title="Documentation">📖</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/lx1229"><img src="https://avatars.githubusercontent.com/u/44620005?v=4?s=100" width="100px;" alt="Liuxin"/><br /><sub><b>Liuxin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lx1229" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/yy549159265"><img src="https://avatars.githubusercontent.com/u/40821310?v=4?s=100" width="100px;" alt="yy549159265"/><br /><sub><b>yy549159265</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yy549159265" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=yy549159265" title="Tests">⚠️</a> <a href="#design-yy549159265" title="Design">🎨</a></td>
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<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/chingjustwe"><img src="https://avatars.githubusercontent.com/u/13643747?v=4?s=100" width="100px;" alt="Rocky, Chi"/><br /><sub><b>Rocky, Chi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=chingjustwe" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/rowankid"><img src="https://avatars.githubusercontent.com/u/18652781?v=4?s=100" width="100px;" alt="Wenqi Luo"/><br /><sub><b>Wenqi Luo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3Arowankid" title="Bug reports">🐛</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/tuzuy"><img src="https://avatars.githubusercontent.com/u/95274591?v=4?s=100" width="100px;" alt="tuzuy"/><br /><sub><b>tuzuy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tuzuy" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/carlpinto25"><img src="https://avatars.githubusercontent.com/u/117299909?v=4?s=100" width="100px;" alt="carl pinto"/><br /><sub><b>carl pinto</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=carlpinto25" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://cxhello.top/"><img src="https://avatars.githubusercontent.com/u/49056040?v=4?s=100" width="100px;" alt="cxhello"/><br /><sub><b>cxhello</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=cxhello" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/jl15988"><img src="https://avatars.githubusercontent.com/u/70638770?v=4?s=100" width="100px;" alt="会功夫的李白"/><br /><sub><b>会功夫的李白</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jl15988" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://blog.aytop.cloud/"><img src="https://avatars.githubusercontent.com/u/37127008?v=4?s=100" width="100px;" alt="Albert.Yang"/><br /><sub><b>Albert.Yang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=AlbertYang0801" title="Code">💻</a></td>
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<tr>
<td align="center" valign="top" width="14.28%"><a href="https://blog.tokenlen.top/"><img src="https://avatars.githubusercontent.com/u/150590575?v=4?s=100" width="100px;" alt="zhou yong kang"/><br /><sub><b>zhou yong kang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mengnankkkk" title="Code">💻</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/Jetiaime"><img src="https://avatars.githubusercontent.com/u/93769000?v=4?s=100" width="100px;" alt="TeAmo"/><br /><sub><b>TeAmo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Jetiaime" title="Code">💻</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/dedyks"><img src="https://avatars.githubusercontent.com/u/23741665?v=4?s=100" width="100px;" alt="Dedy Kurniawan Santoso"/><br /><sub><b>Dedy Kurniawan Santoso</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=dedyks" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/KOYR"><img src="https://avatars.githubusercontent.com/u/53216619?v=4?s=100" width="100px;" alt="KOYR"/><br /><sub><b>KOYR</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=KOYR" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Lathika226"><img src="https://avatars.githubusercontent.com/u/178710568?v=4?s=100" width="100px;" alt="LathikaBaddam"/><br /><sub><b>LathikaBaddam</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Lathika226" title="Documentation">📖</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://shadwal.space/"><img src="https://avatars.githubusercontent.com/u/119167601?v=4?s=100" width="100px;" alt="Sahil Shadwal"/><br /><sub><b>Sahil Shadwal</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Sahil-Shadwal" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/BhanuNidumolu"><img src="https://avatars.githubusercontent.com/u/180380413?v=4?s=100" width="100px;" alt="N.Bhanu Prasad"/><br /><sub><b>N.Bhanu Prasad</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=BhanuNidumolu" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://prakashh-portfolio.vercel.app/"><img src="https://avatars.githubusercontent.com/u/183058331?v=4?s=100" width="100px;" alt="Prakash Kumar"/><br /><sub><b>Prakash Kumar</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Prakash1185" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/orangeCatDeveloper"><img src="https://avatars.githubusercontent.com/u/95899648?v=4?s=100" width="100px;" alt="NekoPunch"/><br /><sub><b>NekoPunch</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=orangeCatDeveloper" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=orangeCatDeveloper" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://wy471x.github.io/"><img src="https://avatars.githubusercontent.com/u/52033069?v=4?s=100" width="100px;" alt="wy471x"/><br /><sub><b>wy471x</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wy471x" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/hengyuss"><img src="https://avatars.githubusercontent.com/u/81064732?v=4?s=100" width="100px;" alt="hengyuss"/><br /><sub><b>hengyuss</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=hengyuss" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://moduvoice.com/"><img src="https://avatars.githubusercontent.com/u/291867022?v=4?s=100" width="100px;" alt="moduvoice"/><br /><sub><b>moduvoice</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=moduvoice" title="Documentation">📖</a></td>
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<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>
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<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 -->
## 💬 社区交流
+406 -4
View File
@@ -46,7 +46,7 @@
## 🥐 モジュール
![hertzBeat](home/static/img/docs/hertzbeat-architecture.png)
![hertzBeat](home/static/img/docs/hertzbeat-arch.png)
## 🐕 クイックスタート
@@ -138,9 +138,411 @@ 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)
<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>
<!-- 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>
<td align="center" valign="top" width="14.28%"><a href="https://www.smallq.cn"><img src="https://avatars.githubusercontent.com/u/39754275?v=4?s=100" width="100px;" alt="Qi Zhang"/><br /><sub><b>Qi Zhang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zzzhangqi" title="Documentation">📖</a></td>
<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>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://www.jianshu.com/u/a8f822c04f67"><img src="https://avatars.githubusercontent.com/u/18587688?v=4?s=100" width="100px;" alt="fsl"/><br /><sub><b>fsl</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fengshunli" title="Code">💻</a></td>
<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>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/xiaohe428"><img src="https://avatars.githubusercontent.com/u/99130317?v=4?s=100" width="100px;" alt="xiaohe428"/><br /><sub><b>xiaohe428</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=xiaohe428" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=xiaohe428" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/zqr10159"><img src="https://avatars.githubusercontent.com/u/30048352?v=4?s=100" width="100px;" alt="zqr10159"/><br /><sub><b>zqr10159</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=zqr10159" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=zqr10159" title="Code">💻</a> <a href="#blog-zqr10159" title="Blogposts">📝</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Azqr10159" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=zqr10159" title="Tests">⚠️</a> <a href="#design-zqr10159" title="Design">🎨</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/vinci-897"><img src="https://avatars.githubusercontent.com/u/55838224?v=4?s=100" width="100px;" alt="vinci"/><br /><sub><b>vinci</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=vinci-897" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=vinci-897" title="Documentation">📖</a> <a href="#design-vinci-897" title="Design">🎨</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/JavaLionLi"><img src="https://avatars.githubusercontent.com/u/31852897?v=4?s=100" width="100px;" alt="CrazyLionLi"/><br /><sub><b>CrazyLionLi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=JavaLionLi" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/richar2022"><img src="https://avatars.githubusercontent.com/u/129016397?v=4?s=100" width="100px;" alt="richar2022"/><br /><sub><b>richar2022</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=richar2022" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/fcb-xiaobo"><img src="https://avatars.githubusercontent.com/u/60566194?v=4?s=100" width="100px;" alt="fcb-xiaobo"/><br /><sub><b>fcb-xiaobo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=fcb-xiaobo" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wenkyzhang"><img src="https://avatars.githubusercontent.com/u/13983669?v=4?s=100" width="100px;" alt="wenkyzhang"/><br /><sub><b>wenkyzhang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wenkyzhang" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/ZangJuxy"><img src="https://avatars.githubusercontent.com/u/71380295?v=4?s=100" width="100px;" alt="ZangJuxy"/><br /><sub><b>ZangJuxy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ZangJuxy" title="Documentation">📖</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/l646505418"><img src="https://avatars.githubusercontent.com/u/50475131?v=4?s=100" width="100px;" alt="l646505418"/><br /><sub><b>l646505418</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=l646505418" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Al646505418" title="Bug reports">🐛</a></td>
<td align="center" valign="top" width="14.28%"><a href="http://www.carpewang.com"><img src="https://avatars.githubusercontent.com/u/78642589?v=4?s=100" width="100px;" alt="Carpe-Wang"/><br /><sub><b>Carpe-Wang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Carpe-Wang" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3ACarpe-Wang" title="Bug reports">🐛</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/moshu023"><img src="https://avatars.githubusercontent.com/u/48593205?v=4?s=100" width="100px;" alt="莫枢"/><br /><sub><b>莫枢</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=moshu023" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/huangcanda"><img src="https://avatars.githubusercontent.com/u/4470566?v=4?s=100" width="100px;" alt="huangcanda"/><br /><sub><b>huangcanda</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=huangcanda" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://www.zrkizzy.com"><img src="https://avatars.githubusercontent.com/u/85340613?v=4?s=100" width="100px;" alt="世纪末的架构师"/><br /><sub><b>世纪末的架构师</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Architect-Java" title="Code">💻</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/MrYZhou"><img src="https://avatars.githubusercontent.com/u/44339602?v=4?s=100" width="100px;" alt="MrYZhou"/><br /><sub><b>MrYZhou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MrYZhou" title="Documentation">📖</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/suncqujsj"><img src="https://avatars.githubusercontent.com/u/8012932?v=4?s=100" width="100px;" alt="suncqujsj"/><br /><sub><b>suncqujsj</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=suncqujsj" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/haoww"><img src="https://avatars.githubusercontent.com/u/32739294?v=4?s=100" width="100px;" alt="haoww"/><br /><sub><b>haoww</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=haoww" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/i-mayuan"><img src="https://avatars.githubusercontent.com/u/101498477?v=4?s=100" width="100px;" alt="i-mayuan"/><br /><sub><b>i-mayuan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=i-mayuan" title="Documentation">📖</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/shenyumin"><img src="https://avatars.githubusercontent.com/u/8438506?v=4?s=100" width="100px;" alt="shenymin"/><br /><sub><b>shenymin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=shenyumin" title="Code">💻</a></td>
</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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/weiwang988"><img src="https://avatars.githubusercontent.com/u/58241726?v=4?s=100" width="100px;" alt="miss_z"/><br /><sub><b>miss_z</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=weiwang988" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wyt990"><img src="https://avatars.githubusercontent.com/u/86013697?v=4?s=100" width="100px;" alt="wyt990"/><br /><sub><b>wyt990</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wyt990" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/licocon"><img src="https://avatars.githubusercontent.com/u/36863277?v=4?s=100" width="100px;" alt="licocon"/><br /><sub><b>licocon</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=licocon" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/2406450951"><img src="https://avatars.githubusercontent.com/u/48074721?v=4?s=100" width="100px;" alt="Mi Na"/><br /><sub><b>Mi Na</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=2406450951" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Kylin-Guo"><img src="https://avatars.githubusercontent.com/u/131239856?v=4?s=100" width="100px;" alt="Kylin-Guo"/><br /><sub><b>Kylin-Guo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Kylin-Guo" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/1797899698"><img src="https://avatars.githubusercontent.com/u/40411650?v=4?s=100" width="100px;" alt="Mr灬Dong先生"/><br /><sub><b>Mr灬Dong先生</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=1797899698" title="Code">💻</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="http://neilblaze.live"><img src="https://avatars.githubusercontent.com/u/48355572?v=4?s=100" width="100px;" alt="Pratyay Banerjee"/><br /><sub><b>Pratyay Banerjee</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Neilblaze" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/commits?author=Neilblaze" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/yujianzhong520"><img src="https://avatars.githubusercontent.com/u/63705063?v=4?s=100" width="100px;" alt="yujianzhong520"/><br /><sub><b>yujianzhong520</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yujianzhong520" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://sppan24.github.io/"><img src="https://avatars.githubusercontent.com/u/15795173?v=4?s=100" width="100px;" alt="SPPan"/><br /><sub><b>SPPan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=sppan24" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/1130600015"><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=1130600015" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/QZmp236478"><img src="https://avatars.githubusercontent.com/u/56623162?v=4?s=100" width="100px;" alt="impress"/><br /><sub><b>impress</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=QZmp236478" title="Code">💻</a></td>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/eeshaanSA"><img src="https://avatars.githubusercontent.com/u/100678386?v=4?s=100" width="100px;" alt="Eeshaan Sawant"/><br /><sub><b>Eeshaan Sawant</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=eeshaanSA" title="Code">💻</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/nandofromthebando"><img src="https://avatars.githubusercontent.com/u/87321214?v=4?s=100" width="100px;" alt="nandofromthebando"/><br /><sub><b>nandofromthebando</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=nandofromthebando" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/caiboking"><img src="https://avatars.githubusercontent.com/u/6509883?v=4?s=100" width="100px;" alt="caiboking"/><br /><sub><b>caiboking</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=caiboking" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/baixing99"><img src="https://avatars.githubusercontent.com/u/73473087?v=4?s=100" width="100px;" alt="baixing99"/><br /><sub><b>baixing99</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=baixing99" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/ifrenzyc"><img src="https://avatars.githubusercontent.com/u/543927?v=4?s=100" width="100px;" alt="Yang Chuang"/><br /><sub><b>Yang Chuang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ifrenzyc" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wlin20"><img src="https://avatars.githubusercontent.com/u/20657577?v=4?s=100" width="100px;" alt="wlin20"/><br /><sub><b>wlin20</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wlin20" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/guojing1983"><img src="https://avatars.githubusercontent.com/u/60596094?v=4?s=100" width="100px;" alt="guojing1983"/><br /><sub><b>guojing1983</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=guojing1983" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/itxxq"><img src="https://avatars.githubusercontent.com/u/46962357?v=4?s=100" width="100px;" alt="moxi"/><br /><sub><b>moxi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=itxxq" title="Documentation">📖</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/qq471754603"><img src="https://avatars.githubusercontent.com/u/23146592?v=4?s=100" width="100px;" alt="qq471754603"/><br /><sub><b>qq471754603</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=qq471754603" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/san346596324"><img src="https://avatars.githubusercontent.com/u/30828520?v=4?s=100" width="100px;" alt="渭雨"/><br /><sub><b>渭雨</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=san346596324" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/luoxuanzao"><img src="https://avatars.githubusercontent.com/u/44692579?v=4?s=100" width="100px;" alt="liuxuezhuo"/><br /><sub><b>liuxuezhuo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=luoxuanzao" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/lisongning"><img src="https://avatars.githubusercontent.com/u/93140178?v=4?s=100" width="100px;" alt="lisongning"/><br /><sub><b>lisongning</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lisongning" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/YutingNie"><img src="https://avatars.githubusercontent.com/u/104416402?v=4?s=100" width="100px;" alt="YutingNie"/><br /><sub><b>YutingNie</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=YutingNie" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=YutingNie" title="Documentation">📖</a> <a href="#design-YutingNie" title="Design">🎨</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/mikezzb"><img src="https://avatars.githubusercontent.com/u/23418428?v=4?s=100" width="100px;" alt="Mike Zhou"/><br /><sub><b>Mike Zhou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=mikezzb" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=mikezzb" title="Documentation">📖</a> <a href="#design-mikezzb" title="Design">🎨</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/lynx009"><img src="https://avatars.githubusercontent.com/u/105542329?v=4?s=100" width="100px;" alt="lynx009"/><br /><sub><b>lynx009</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=lynx009" title="Documentation">📖</a></td>
</tr>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Mr-zhou315"><img src="https://avatars.githubusercontent.com/u/10276100?v=4?s=100" width="100px;" alt="Mr.zhou"/><br /><sub><b>Mr.zhou</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Mr-zhou315" title="Code">💻</a></td>
<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>
</tr>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://blog.csdn.net/qq_52397471"><img src="https://avatars.githubusercontent.com/u/77964041?v=4?s=100" width="100px;" alt="YuLuo"/><br /><sub><b>YuLuo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yuluo-yx" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Ayuluo-yx" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=yuluo-yx" title="Tests">⚠️</a> <a href="#blog-yuluo-yx" title="Blogposts">📝</a></td>
<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>
</tr>
<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>
</tr>
<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>
</tr>
<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>
</tr>
<tr>
<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>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Vedant7789"><img src="https://avatars.githubusercontent.com/u/147625492?v=4?s=100" width="100px;" alt="Vedant7789"/><br /><sub><b>Vedant7789</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Vedant7789" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Craaaaazy77"><img src="https://avatars.githubusercontent.com/u/23025522?v=4?s=100" width="100px;" alt="Craaaaazy77"/><br /><sub><b>Craaaaazy77</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Craaaaazy77" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Suvrat1629"><img src="https://avatars.githubusercontent.com/u/140749446?v=4?s=100" width="100px;" alt="Suvrat1629"/><br /><sub><b>Suvrat1629</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Suvrat1629" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="http://ghyghoo8.github.io/"><img src="https://avatars.githubusercontent.com/u/363129?v=4?s=100" width="100px;" alt="ghy"/><br /><sub><b>ghy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=ghyghoo8" title="Code">💻</a></td>
</tr>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/helei1030"><img src="https://avatars.githubusercontent.com/u/11839080?v=4?s=100" width="100px;" alt="helei1030"/><br /><sub><b>helei1030</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=helei1030" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://medium.com/@pjfanning"><img src="https://avatars.githubusercontent.com/u/11783444?v=4?s=100" width="100px;" alt="PJ Fanning"/><br /><sub><b>PJ Fanning</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=pjfanning" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3Apjfanning" title="Bug reports">🐛</a> <a href="https://github.com/apache/hertzbeat/commits?author=pjfanning" title="Tests">⚠️</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/MonsterChenzhuo"><img src="https://avatars.githubusercontent.com/u/60029759?v=4?s=100" width="100px;" alt="monster"/><br /><sub><b>monster</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MonsterChenzhuo" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/MasamiYui"><img src="https://avatars.githubusercontent.com/u/22274133?v=4?s=100" width="100px;" alt="Sherlock Yin"/><br /><sub><b>Sherlock Yin</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=MasamiYui" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=MasamiYui" title="Documentation">📖</a> <a href="https://github.com/apache/hertzbeat/issues?q=author%3AMasamiYui" title="Bug reports">🐛</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/wanhao23"><img src="https://avatars.githubusercontent.com/u/29560961?v=4?s=100" width="100px;" alt="wanhao"/><br /><sub><b>wanhao</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wanhao23" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=wanhao23" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/jonasHanhan"><img src="https://avatars.githubusercontent.com/u/130035609?v=4?s=100" width="100px;" alt="jonasHanhan"/><br /><sub><b>jonasHanhan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jonasHanhan" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/NikhilMurugesan"><img src="https://avatars.githubusercontent.com/u/49281792?v=4?s=100" width="100px;" alt="NikhilMurugesan"/><br /><sub><b>NikhilMurugesan</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=NikhilMurugesan" title="Code">💻</a></td>
</tr>
<tr>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/yasminvo"><img src="https://avatars.githubusercontent.com/u/107528848?v=4?s=100" width="100px;" alt="yasminvo"/><br /><sub><b>yasminvo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=yasminvo" 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/chingjustwe"><img src="https://avatars.githubusercontent.com/u/13643747?v=4?s=100" width="100px;" alt="Rocky, Chi"/><br /><sub><b>Rocky, Chi</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=chingjustwe" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/rowankid"><img src="https://avatars.githubusercontent.com/u/18652781?v=4?s=100" width="100px;" alt="Wenqi Luo"/><br /><sub><b>Wenqi Luo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/issues?q=author%3Arowankid" title="Bug reports">🐛</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/tuzuy"><img src="https://avatars.githubusercontent.com/u/95274591?v=4?s=100" width="100px;" alt="tuzuy"/><br /><sub><b>tuzuy</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=tuzuy" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/carlpinto25"><img src="https://avatars.githubusercontent.com/u/117299909?v=4?s=100" width="100px;" alt="carl pinto"/><br /><sub><b>carl pinto</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=carlpinto25" title="Code">💻</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/jl15988"><img src="https://avatars.githubusercontent.com/u/70638770?v=4?s=100" width="100px;" alt="会功夫的李白"/><br /><sub><b>会功夫的李白</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=jl15988" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://blog.aytop.cloud/"><img src="https://avatars.githubusercontent.com/u/37127008?v=4?s=100" width="100px;" alt="Albert.Yang"/><br /><sub><b>Albert.Yang</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=AlbertYang0801" 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/Jetiaime"><img src="https://avatars.githubusercontent.com/u/93769000?v=4?s=100" width="100px;" alt="TeAmo"/><br /><sub><b>TeAmo</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Jetiaime" title="Code">💻</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/dedyks"><img src="https://avatars.githubusercontent.com/u/23741665?v=4?s=100" width="100px;" alt="Dedy Kurniawan Santoso"/><br /><sub><b>Dedy Kurniawan Santoso</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=dedyks" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/KOYR"><img src="https://avatars.githubusercontent.com/u/53216619?v=4?s=100" width="100px;" alt="KOYR"/><br /><sub><b>KOYR</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=KOYR" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/Lathika226"><img src="https://avatars.githubusercontent.com/u/178710568?v=4?s=100" width="100px;" alt="LathikaBaddam"/><br /><sub><b>LathikaBaddam</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Lathika226" title="Documentation">📖</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://shadwal.space/"><img src="https://avatars.githubusercontent.com/u/119167601?v=4?s=100" width="100px;" alt="Sahil Shadwal"/><br /><sub><b>Sahil Shadwal</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Sahil-Shadwal" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/BhanuNidumolu"><img src="https://avatars.githubusercontent.com/u/180380413?v=4?s=100" width="100px;" alt="N.Bhanu Prasad"/><br /><sub><b>N.Bhanu Prasad</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=BhanuNidumolu" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://prakashh-portfolio.vercel.app/"><img src="https://avatars.githubusercontent.com/u/183058331?v=4?s=100" width="100px;" alt="Prakash Kumar"/><br /><sub><b>Prakash Kumar</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=Prakash1185" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/orangeCatDeveloper"><img src="https://avatars.githubusercontent.com/u/95899648?v=4?s=100" width="100px;" alt="NekoPunch"/><br /><sub><b>NekoPunch</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=orangeCatDeveloper" title="Code">💻</a> <a href="https://github.com/apache/hertzbeat/commits?author=orangeCatDeveloper" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://wy471x.github.io/"><img src="https://avatars.githubusercontent.com/u/52033069?v=4?s=100" width="100px;" alt="wy471x"/><br /><sub><b>wy471x</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=wy471x" title="Code">💻</a></td>
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<td align="center" valign="top" width="14.28%"><a href="https://moduvoice.com/"><img src="https://avatars.githubusercontent.com/u/291867022?v=4?s=100" width="100px;" alt="moduvoice"/><br /><sub><b>moduvoice</b></sub></a><br /><a href="https://github.com/apache/hertzbeat/commits?author=moduvoice" title="Documentation">📖</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>
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<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>
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<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 -->
## 💬 コミュニティ交流
@@ -17,8 +17,6 @@
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;
@@ -28,8 +26,4 @@ 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);
}
@@ -19,7 +19,6 @@ 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;
@@ -38,23 +37,14 @@ public interface SopScheduleDao extends JpaRepository<SopSchedule, Long>, JpaSpe
* @param conversationId The conversation ID
* @return List of schedules
*/
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);
List<SopSchedule> findByConversationId(Long conversationId);
/**
* 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.creator IS NOT NULL AND s.nextRunTime <= :currentTime")
@Query("SELECT s FROM SopSchedule s WHERE s.enabled = true AND s.nextRunTime <= :currentTime")
List<SopSchedule> findDueSchedules(@Param("currentTime") LocalDateTime currentTime);
/**
@@ -21,7 +21,6 @@ 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;
@@ -99,12 +98,6 @@ 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());
@@ -129,13 +122,7 @@ 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);
@@ -144,7 +131,6 @@ public class SopScheduleExecutor {
.conversationId(schedule.getConversationId())
.role(ROLE_SYSTEM_PUSH)
.content(messageContent)
.creator(schedule.getCreator())
.build();
chatMessageDao.save(pushMessage);
@@ -155,13 +141,7 @@ 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();
@@ -169,7 +149,6 @@ public class SopScheduleExecutor {
.conversationId(schedule.getConversationId())
.role(ROLE_SYSTEM_PUSH)
.content(errorContent)
.creator(schedule.getCreator())
.build();
chatMessageDao.save(errorMessage);
@@ -179,12 +158,6 @@ 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.
*/
@@ -73,15 +73,6 @@ 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
@@ -33,6 +33,7 @@ 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;
@@ -65,10 +66,6 @@ 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()) {
@@ -81,12 +78,15 @@ public class ConversationServiceImpl implements ConversationService {
.build());
}
if (conversation == null) {
ChatConversation conversation;
if (conversationId == 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);
@@ -170,7 +170,6 @@ 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);
}
@@ -183,16 +182,17 @@ public class ConversationServiceImpl implements ConversationService {
if (conversationId == null) {
return null;
}
ChatConversation conversation = requireOwnedConversation(conversationId, requireCurrentUserId());
List<ChatMessage> messages = messageDao.findByConversationIdOrderByGmtCreateAsc(conversationId);
conversation.setMessages(messages);
ChatConversation conversation = conversationDao.findById(conversationId).orElse(null);
if (conversation != null) {
List<ChatMessage> messages = messageDao.findByConversationIdOrderByGmtCreateAsc(conversationId);
conversation.setMessages(messages);
}
return conversation;
}
@Override
public List<ChatConversation> getAllConversations() {
List<ChatConversation> conversations =
conversationDao.findAllByCreatorOrderByIdDesc(requireCurrentUserId());
List<ChatConversation> conversations = conversationDao.findAll(Sort.by(Sort.Direction.DESC, "id"));
if (conversations.isEmpty()) {
return conversations;
}
@@ -213,7 +213,6 @@ 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);
@@ -225,8 +224,7 @@ public class ConversationServiceImpl implements ConversationService {
@Override
public Boolean saveSecurityData(SecurityData securityData) {
Optional<ChatConversation> chatConversation = conversationDao.findByIdAndCreator(
securityData.getConversationId(), requireCurrentUserId());
Optional<ChatConversation> chatConversation = conversationDao.findById(securityData.getConversationId());
if (chatConversation.isPresent()) {
ChatConversation conversation = chatConversation.get();
conversation.setSecurityData(AesUtil.aesEncode(securityData.getSecurityData()));
@@ -236,17 +234,4 @@ 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));
}
}
@@ -17,16 +17,11 @@
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;
@@ -41,32 +36,23 @@ import org.springframework.transaction.annotation.Transactional;
public class SopScheduleServiceImpl implements SopScheduleService {
private final SopScheduleDao sopScheduleDao;
private final ChatConversationDao conversationDao;
@Autowired
public SopScheduleServiceImpl(SopScheduleDao sopScheduleDao,
ChatConversationDao conversationDao) {
public SopScheduleServiceImpl(SopScheduleDao sopScheduleDao) {
this.sopScheduleDao = sopScheduleDao;
this.conversationDao = conversationDao;
}
@Override
@Transactional
public SopSchedule createSchedule(SopSchedule schedule) {
String creator = requireCurrentUserId();
requireOwnedConversation(schedule.getConversationId(), creator);
// Validate cron expression
validateCronExpression(schedule.getCronExpression());
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);
// Calculate next run time
schedule.setNextRunTime(calculateNextRunTime(schedule.getCronExpression()));
schedule.setEnabled(schedule.getEnabled() != null ? schedule.getEnabled() : true);
SopSchedule saved = sopScheduleDao.save(schedule);
log.info("Created schedule {} for conversation {} with SOP {}",
saved.getId(), saved.getConversationId(), saved.getSopName());
return saved;
@@ -75,59 +61,57 @@ public class SopScheduleServiceImpl implements SopScheduleService {
@Override
@Transactional
public SopSchedule updateSchedule(SopSchedule schedule) {
SopSchedule existing = sopScheduleDao.findByIdAndCreator(
schedule.getId(), requireCurrentUserId())
SopSchedule existing = sopScheduleDao.findById(schedule.getId())
.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.delete(schedule);
sopScheduleDao.deleteById(id);
}
@Override
public SopSchedule getSchedule(Long id) {
return sopScheduleDao.findByIdAndCreator(id, requireCurrentUserId()).orElse(null);
return sopScheduleDao.findById(id).orElse(null);
}
@Override
public List<SopSchedule> getSchedulesByConversation(Long conversationId) {
String creator = requireCurrentUserId();
requireOwnedConversation(conversationId, creator);
return sopScheduleDao.findByConversationIdAndCreator(conversationId, creator);
return sopScheduleDao.findByConversationId(conversationId);
}
@Override
@Transactional
public SopSchedule toggleSchedule(Long id, boolean enabled) {
SopSchedule schedule = sopScheduleDao.findByIdAndCreator(id, requireCurrentUserId())
SopSchedule schedule = sopScheduleDao.findById(id)
.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);
}
@@ -137,36 +121,18 @@ public class SopScheduleServiceImpl implements SopScheduleService {
return sopScheduleDao.findDueSchedules(LocalDateTime.now());
}
@Override
@Transactional
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);
SopSchedule schedule = sopScheduleDao.findById(id).orElse(null);
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());
}
@@ -195,18 +161,4 @@ 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));
}
}
@@ -312,16 +312,8 @@ public class MonitorToolsImpl implements MonitorTools {
// Query and add sensitive parameters
if (conversationId != null) {
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())) {
Optional<ChatConversation> chatConversation = conversationDao.findById(conversationId);
if (chatConversation.isPresent() && StringUtils.isNotEmpty(chatConversation.get().getSecurityData())) {
List<Param> securityParams = JsonUtil.fromJson(
AesUtil.aesDecode(chatConversation.get().getSecurityData()),
new TypeReference<List<Param>>() {
@@ -20,7 +20,6 @@ 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;
@@ -78,8 +77,6 @@ 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"))
@@ -88,8 +85,6 @@ 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);
}
@@ -97,7 +92,6 @@ 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());
@@ -108,44 +102,10 @@ 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();
@@ -163,7 +123,6 @@ class SopScheduleExecutorTest {
.conversationId(10L)
.sopName("daily_inspection")
.sopParams(params)
.creator("alice")
.build();
}
}
@@ -18,13 +18,9 @@
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;
@@ -39,7 +35,6 @@ 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;
@@ -84,30 +79,29 @@ class ConversationServiceImplTest {
@Test
void streamChatShouldKeepCompleteConversationHistory() {
SubjectSum subject = bindSubject("alice");
SubjectSum subject = org.mockito.Mockito.mock(SubjectSum.class);
SurenessContextHolder.bindSubject(subject);
ChatConversation conversation = ChatConversation.builder()
.id(CONVERSATION_ID)
.title("Named conversation")
.creator("alice")
.title("已命名会话")
.build();
List<ChatMessage> history = List.of(
ChatMessage.builder()
.id(11L)
.conversationId(CONVERSATION_ID)
.role("user")
.content("Previous question")
.content("上一轮问题")
.build(),
ChatMessage.builder()
.id(12L)
.conversationId(CONVERSATION_ID)
.role("assistant")
.content("Previous answer")
.content("上一轮回答")
.build());
AtomicLong messageId = new AtomicLong(20L);
when(chatClientProviderService.isConfigured()).thenReturn(true);
when(conversationDao.findByIdAndCreator(CONVERSATION_ID, "alice"))
.thenReturn(Optional.of(conversation));
when(conversationDao.findById(CONVERSATION_ID)).thenReturn(Optional.of(conversation));
when(messageDao.findByConversationIdOrderByGmtCreateAsc(CONVERSATION_ID)).thenReturn(history);
when(messageDao.save(any(ChatMessage.class))).thenAnswer(invocation -> {
ChatMessage savedMessage = invocation.getArgument(0);
@@ -115,10 +109,10 @@ class ConversationServiceImplTest {
return savedMessage;
});
when(chatClientProviderService.streamChat(any(ChatRequestContext.class)))
.thenReturn(Flux.just("Current answer"));
.thenReturn(Flux.just("本轮回答"));
List<ServerSentEvent<ChatResponseChunk>> events = conversationService
.streamChat("Current question", CONVERSATION_ID)
.streamChat("本轮问题", CONVERSATION_ID)
.collectList()
.block();
@@ -135,7 +129,6 @@ 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 -> {
@@ -150,10 +143,10 @@ class ConversationServiceImplTest {
return savedMessage;
});
when(chatClientProviderService.streamChat(any(ChatRequestContext.class)))
.thenReturn(Flux.just("Current answer"));
.thenReturn(Flux.just("本轮回答"));
List<ServerSentEvent<ChatResponseChunk>> events = conversationService
.streamChat("Initial question", null)
.streamChat("本轮问题", null)
.collectList()
.block();
@@ -168,8 +161,7 @@ class ConversationServiceImplTest {
assertEquals(List.of(), contextCaptor.getValue().getConversationHistory());
ArgumentCaptor<ChatConversation> conversationCaptor = ArgumentCaptor.forClass(ChatConversation.class);
verify(conversationDao).save(conversationCaptor.capture());
assertEquals("Initial question", conversationCaptor.getValue().getTitle());
assertEquals("alice", conversationCaptor.getValue().getCreator());
assertEquals("本轮问题", conversationCaptor.getValue().getTitle());
verifyNoMoreInteractions(conversationDao);
}
@@ -178,20 +170,12 @@ 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));
@@ -202,88 +186,4 @@ 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;
}
}
@@ -1,186 +1,58 @@
/*
* 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;
/**
* Ownership and scheduling contracts for user-facing SOP schedule operations.
* Verifies that SOP schedules with no future execution time are not persisted.
*/
@ExtendWith(MockitoExtension.class)
class SopScheduleServiceImplTest {
@Mock
private SopScheduleDao scheduleDao;
private SopScheduleDao sopScheduleDao;
@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));
}
@InjectMocks
private SopScheduleServiceImpl scheduleService;
@Test
void createScheduleShouldRejectCronWithoutFutureExecutionTime() {
SopSchedule schedule = SopSchedule.builder()
.conversationId(10L)
.conversationId(1L)
.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, () -> service.createSchedule(schedule));
IllegalArgumentException.class, () -> scheduleService.createSchedule(schedule));
assertTrue(exception.getMessage().contains("no future execution time"));
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();
verifyNoInteractions(sopScheduleDao);
}
}
@@ -1,77 +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.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);
}
}
-5
View File
@@ -108,11 +108,6 @@
<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>
@@ -19,50 +19,62 @@
package org.apache.hertzbeat.alert.config;
import org.apache.hertzbeat.common.support.SseEmitterRegistry;
import lombok.extern.slf4j.Slf4j;
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.
*
* <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.
* SSE manager for alert
*/
@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) {
return registry.createEmitter(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;
}
/**
* Delivers one alert to every live subscriber.
*
* @param data Serialised alert payload
*/
@Async
public void broadcast(String data) {
registry.broadcast(ALERT_EVENT, 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);
}
});
}
void setMaxEmitters(int maxEmitters) {
registry.setMaxEmitters(maxEmitters);
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);
}
int subscriptionCount() {
return registry.subscriptionCount();
private void removeEmitter(Long clientId) {
emitters.remove(clientId);
}
}
@@ -21,7 +21,6 @@ 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;
@@ -64,17 +63,6 @@ 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(
@@ -29,11 +29,8 @@ 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;
@@ -58,9 +55,6 @@ 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) {
@@ -234,18 +228,4 @@ 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()));
}
}
}
@@ -1,55 +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.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;
}
@@ -39,11 +39,6 @@ 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;
@@ -264,16 +259,17 @@ public class AlertExpressionEvalVisitor extends AlertExpressionBaseVisitor<List<
@Override
public List<Map<String, Object>> visitSqlCallExpr(AlertExpressionParser.SqlCallExprContext ctx) {
return executor.execute(unquote(tokens.getText(ctx.string())));
return callSqlOrPromql(tokens.getText(ctx.string()));
}
@Override
public List<Map<String, Object>> visitPromqlCallExpr(AlertExpressionParser.PromqlCallExprContext ctx) {
return executor.execute(unquote(tokens.getText(ctx.string())));
return callSqlOrPromql(tokens.getText(ctx.string()));
}
private String unquote(String text) {
return text.substring(1, text.length() - 1);
private List<Map<String, Object>> callSqlOrPromql(String text) {
String script = text.substring(1, text.length() - 1);
return executor.execute(script);
}
/**
@@ -1,100 +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.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();
}
}
@@ -17,8 +17,14 @@
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;
@@ -27,9 +33,9 @@ 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;
/**
@@ -47,8 +53,28 @@ abstract class AbstractAlertNotifyHandlerImpl implements AlertNotifyHandler {
protected String renderContent(NoticeTemplate noticeTemplate, GroupAlert alert) throws TemplateException, IOException {
String consoleUrl = alerterProperties != null ? alerterProperties.getConsoleUrl() : null;
return NoticeTemplateRenderer.renderContent(noticeTemplate, alert, consoleUrl, bundle);
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");
}
protected String escapeJsonStr(String jsonStr){
@@ -98,7 +98,6 @@ 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;
}
@@ -112,7 +111,6 @@ 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());
@@ -135,17 +133,6 @@ 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;
@@ -171,7 +171,7 @@ public class AlarmGroupReduce implements DisposableBean {
.factory());
}
void runCheckAndSendGroups() {
private void runCheckAndSendGroups() {
beforeCheckAndSendGroupsRun();
try {
long now = System.currentTimeMillis();
@@ -179,6 +179,7 @@ public class AlarmGroupReduce implements DisposableBean {
if (shouldSendGroup(cache, now)) {
sendGroupAlert(cache);
cache.setLastSendTime(now);
cache.getAlertFingerprints().clear();
}
});
} catch (Exception e) {
@@ -261,19 +262,22 @@ public class AlarmGroupReduce implements DisposableBean {
return newCache;
});
String fingerprint = alert.getFingerprint();
// Preserve the original startAt when updating an alert that is still tracked
// Check if this is a duplicate alert
SingleAlert existingAlert = cache.getAlertFingerprints().get(fingerprint);
if (existingAlert != null) {
// Update existing alert timestamp
alert.setStartAt(existingAlert.getStartAt());
cache.getAlertFingerprints().put(fingerprint, alert);
return;
}
// 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.
// Add new alert
cache.getAlertFingerprints().put(fingerprint, alert);
if (shouldSendGroupImmediately(cache)) {
sendGroupAlert(cache);
cache.setLastSendTime(System.currentTimeMillis());
cache.getAlertFingerprints().clear();
}
}
@@ -284,27 +288,21 @@ 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. 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
// Skip if within repeat interval
if (cache.getLastRepeatTime() > 0
&& now - cache.getLastRepeatTime() < repeatInterval) {
return;
}
cache.setLastRepeatTime(now);
}
GroupAlert groupAlert = GroupAlert.builder()
.groupKey(cache.getGroupKey())
.groupLabels(cache.getGroupLabels())
@@ -315,14 +313,6 @@ 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) {
@@ -17,7 +17,6 @@
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;
@@ -41,17 +40,7 @@ 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
@@ -1,135 +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.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);
}
}
@@ -17,33 +17,21 @@
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;
@@ -59,9 +47,7 @@ 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;
@@ -73,13 +59,7 @@ public class AlertServiceImpl implements AlertService {
@Override
public Page<SingleAlert> getSingleAlerts(String status, String search, String sort, String order, int pageIndex, int pageSize) {
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) -> {
Specification<SingleAlert> specification = (root, query, criteriaBuilder) -> {
List<Predicate> andList = new ArrayList<>();
if (status != null) {
Predicate predicate = criteriaBuilder.equal(root.get("status"), status);
@@ -108,54 +88,9 @@ 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));
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()));
PageRequest pageRequest = PageRequest.of(pageIndex, pageSize, sortExp);
return singleAlertDao.findAll(specification, pageRequest);
}
@Override
@@ -78,30 +78,27 @@ public class AlibabaSmsClientImpl implements SmsClient {
@Override
public void sendMessage(NoticeReceiver receiver, NoticeTemplate noticeTemplate, GroupAlert alert) {
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;
// 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);
}
}
return "unknown";
// 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));
}
private void sendSms(String phoneNumber, String templateParam) {
@@ -31,6 +31,7 @@ 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;
@@ -57,13 +58,6 @@ 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
@@ -88,7 +82,6 @@ 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"));
}
@@ -100,7 +93,7 @@ public class DataSourceServiceImpl implements DataSourceService {
// replace all white space
expr = expr.replaceAll("\\s+", " ");
try {
return evaluate(expr, guardSql(new AlertQueryBudgetExecutor(executor), EXPRESSION_SQL_VALIDATOR));
return evaluate(expr, executor);
} catch (AlertExpressionException ae) {
log.error("Calculate query parse error, datasource: {}, expr: {}, msg: {}", datasource, expr, ae.getMessage(), ae);
throw ae;
@@ -115,7 +108,6 @@ 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"));
}
@@ -127,11 +119,13 @@ 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 guardSql(new AlertQueryBudgetExecutor(executor), sqlSecurityValidator).execute(expr);
} catch (AlertExpressionException ae) {
// A statement the policy rejected, whose message names the part it broke.
throw ae;
return executor.execute(expr);
} catch (Exception e) {
log.error("Error executing query on datasource {}: {}", datasource, e.getMessage());
throw new AlertExpressionException(e.getMessage());
@@ -139,22 +133,22 @@ public class DataSourceServiceImpl implements DataSourceService {
}
/**
* 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
* Check if the datasource is SQL-based
*/
private QueryExecutor guardSql(QueryExecutor executor, SqlSecurityValidator validator) {
if (!executor.support(WarehouseConstants.SQL)) {
return executor;
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());
}
return new SqlValidatingQueryExecutor(executor, validator);
}
private List<Map<String, Object>> evaluate(String expr, QueryExecutor executor) {
@@ -377,8 +377,7 @@ public class NoticeConfigServiceImpl implements NoticeConfigService, CommandLine
.status("firing")
.build();
GroupAlert groupAlert = GroupAlert.builder()
.commonLabels(Map.of(CommonConstants.LABEL_ALERT_NAME, "CPU Usage Alert",
CommonConstants.LABEL_INSTANCE, "127.0.0.1"))
.commonLabels(Map.of(CommonConstants.LABEL_ALERT_NAME, "CPU Usage Alert"))
.commonAnnotations(annotations)
.alerts(List.of(singleAlert1, singleAlert2))
.status("firing")
@@ -1,83 +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.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);
}
}
@@ -17,30 +17,25 @@
package org.apache.hertzbeat.alert.config;
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.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;
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.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
/**
* 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.
* alert sse manager test
*/
class AlertSseManagerTest {
public class AlertSseManagerTest {
private AlertSseManager alertSseManager;
@@ -49,51 +44,26 @@ 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 testAlertsAreDeliveredUnderTheAlertEventName() throws Exception {
alertSseManager.createEmitter(1L);
final SseEmitter subscriber = mock(SseEmitter.class);
emitters().put(1L, subscriber);
void testCompleteThrowsException() throws Exception {
SseEmitter emitter = alertSseManager.createEmitter(1L);
assertNotNull(emitter);
alertSseManager.broadcast("{\"id\":1}");
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);
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");
Field emittersField = AlertSseManager.class.getDeclaredField("emitters");
emittersField.setAccessible(true);
return (Map<Long, SseEmitter>) emittersField.get(registry);
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");
}
}
}
@@ -30,7 +30,6 @@ 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;
@@ -65,9 +64,6 @@ class NoticeConfigControllerTest {
@Mock
private NoticeConfigServiceImpl noticeConfigService;
@Mock
private AlerterProperties alerterProperties;
@InjectMocks
private NoticeConfigController noticeConfigController;
@@ -514,42 +510,4 @@ 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();
}
}
@@ -864,55 +864,10 @@ 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());
}
}
}
@@ -17,8 +17,6 @@
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;
@@ -126,40 +124,6 @@ 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"));
@@ -24,14 +24,12 @@ 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;
@@ -40,12 +38,10 @@ 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;
@@ -150,87 +146,6 @@ 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) {
@@ -787,111 +787,4 @@ 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"));
}
}
@@ -1,74 +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.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));
}
}
@@ -19,11 +19,8 @@ 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;
@@ -35,11 +32,7 @@ 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;
@@ -53,8 +46,6 @@ 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
@@ -65,8 +56,10 @@ public class FtpCollectImpl extends AbstractCollect {
throw new IllegalArgumentException("Ftp collect must has ftp params.");
}
FtpProtocol ftpProtocol = metrics.getFtp();
String validationError = ftpProtocol.validationError();
Assert.isNull(validationError, validationError);
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.");
}
@Override
@@ -209,7 +202,6 @@ 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);
@@ -237,44 +229,4 @@ 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);
}
}
}
}
@@ -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(), TimeExpressionUtil.calculate(header.getValue()));
requestBuilder.addHeader(header.getKey(), header.getValue());
}
}
}
@@ -936,19 +936,18 @@ public class HttpCollectImpl extends AbstractCollect {
}
// uri encode
String url = TimeExpressionUtil.calculate(httpProtocol.getUrl());
String uri;
if (enableUrlEncoding) {
// if the url contains parameters directly
if (url.contains("?")) {
String path = url.substring(0, url.indexOf("?"));
String query = url.substring(url.indexOf("?") + 1);
if (httpProtocol.getUrl().contains("?")) {
String path = httpProtocol.getUrl().substring(0, httpProtocol.getUrl().indexOf("?"));
String query = httpProtocol.getUrl().substring(httpProtocol.getUrl().indexOf("?") + 1);
uri = UriUtils.encodePath(path, "UTF-8") + "?" + UriUtils.encodeQuery(query, "UTF-8");
} else {
uri = UriUtils.encodePath(url, "UTF-8");
uri = UriUtils.encodePath(httpProtocol.getUrl(), "UTF-8");
}
} else {
uri = url;
uri = httpProtocol.getUrl();
}
// append query params
@@ -92,7 +92,6 @@ public class SslCertificateCollectImpl extends AbstractCollect {
if (!verifySsl){
SSLContext ignoreSslContext = createIgnoreVerifySslContext();
urlConnection.setSSLSocketFactory(ignoreSslContext.getSocketFactory());
urlConnection.setHostnameVerifier((hostname, session) -> true);
}
urlConnection.connect();
@@ -0,0 +1,183 @@
/*
* 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());
}
}
@@ -73,26 +73,11 @@ public class RedisCommonCollectImpl extends AbstractCollect {
private static final String UNIQUE_IDENTITY = "identity";
private final ClientResources defaultClientResources;
private final GlobalConnectionCache connectionCache = GlobalConnectionCache.getInstance();
/**
* 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;
public RedisCommonCollectImpl() {
defaultClientResources = DefaultClientResources.create();
}
@Override
@@ -307,7 +292,7 @@ public class RedisCommonCollectImpl extends AbstractCollect {
* @return redis cluster client
*/
private RedisClusterClient buildClusterClient(RedisProtocol redisProtocol, String host, String port) {
return RedisClusterClient.create(clientResources(), redisUri(redisProtocol, host, port));
return RedisClusterClient.create(defaultClientResources, redisUri(redisProtocol, host, port));
}
/**
@@ -317,7 +302,7 @@ public class RedisCommonCollectImpl extends AbstractCollect {
* @return redis single client
*/
private RedisClient buildSingleClient(RedisProtocol redisProtocol, String host, String port) {
return RedisClient.create(clientResources(), redisUri(redisProtocol, host, port));
return RedisClient.create(defaultClientResources, redisUri(redisProtocol, host, port));
}
private RedisURI redisUri(RedisProtocol redisProtocol, String host, String port) {
@@ -18,25 +18,15 @@
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;
@@ -153,99 +143,5 @@ 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);
}
}
}
@@ -32,12 +32,9 @@ 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;
@@ -677,42 +674,4 @@ 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);
}
}
}
@@ -17,101 +17,23 @@
package org.apache.hertzbeat.collector.collect.http;
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.BeforeEach;
import org.junit.jupiter.api.Test;
/**
* 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.
* Test case for {@link SslCertificateCollectImpl}
*/
class SslCertificateCollectImplTest {
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;
@BeforeEach
void setUp() {
}
@Test
void verifyOnFailsForUntrustedCert() {
CollectRep.MetricsData.Builder builder = collect(true);
Assertions.assertEquals(CollectRep.Code.UN_CONNECTABLE, builder.getCode(), builder.getMsg());
Assertions.assertEquals(0, builder.getValuesCount());
void getInstance() {
}
@Test
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));
void collect() {
}
}
}
@@ -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.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());
}
}
@@ -158,8 +158,18 @@ 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())
@@ -174,17 +184,7 @@ 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();
}
}
}
}
@@ -229,22 +229,12 @@ 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;
if (metricsData.getCode() == CollectRep.Code.SUCCESS) {
status = "success";
} else if (metricsData.getCode() == CollectRep.Code.TIMEOUT) {
status = "timeout";
} else {
status = "fail";
}
String status = metricsData.getCode() == CollectRep.Code.SUCCESS ? "success" : "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) {
@@ -183,10 +183,6 @@ 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;
}
@@ -1,25 +0,0 @@
{
"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}
]
}
@@ -14,6 +14,7 @@ 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
@@ -0,0 +1,54 @@
[
{
"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
}
]
@@ -0,0 +1,38 @@
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
@@ -1,218 +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.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);
}
}
@@ -177,11 +177,6 @@ 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 {
@@ -273,24 +268,10 @@ 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;
}
}
}
@@ -103,6 +103,10 @@ public interface DispatchConstants {
* protocol rocketmq
*/
String PROTOCOL_ROCKETMQ = "rocketmq";
/**
* protocol push
*/
String PROTOCOL_PUSH = "push";
/**
* protocol prometheus
*/
@@ -23,7 +23,6 @@ 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;
@@ -117,7 +116,7 @@ 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 = initialCyclicDelay(addJob);
Long nextExecutionTime = getNextExecutionInterval(addJob);
Timeout timeout = wheelTimer.newTimeout(timerJob, nextExecutionTime, TimeUnit.SECONDS);
cancelPreviousTimeout(currentCyclicTaskMap.put(addJob.getId(), timeout));
} else {
@@ -206,21 +205,6 @@ 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 {
@@ -20,6 +20,7 @@ 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;
@@ -83,6 +84,9 @@ 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);
@@ -437,6 +437,13 @@ 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
@@ -96,11 +96,9 @@ 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());
}
@@ -18,10 +18,8 @@
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;
@@ -301,41 +299,4 @@ 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");
}
}
@@ -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.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());
}
}
@@ -69,8 +69,6 @@ public interface ConfigConstants {
String GRAFANA = "grafana";
String LOG = "log";
String OBSERVABILITY = "observability";
}
}
@@ -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(15);
Duration GREPTIME_QUERY_READ_TIMEOUT = Duration.ofSeconds(5);
Duration GREPTIME_QUERY_CONNECT_TIMEOUT = Duration.ofSeconds(2);
Duration GREPTIME_WRITE_READ_TIMEOUT = Duration.ofSeconds(3);
Duration GREPTIME_WRITE_CONNECT_TIMEOUT = Duration.ofSeconds(2);
@@ -56,7 +56,5 @@ public class MailServerConfig {
private boolean emailStarttls = false;
private boolean emailSslCertVerify = true;
private boolean enable = true;
}
@@ -54,6 +54,7 @@ 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;
@@ -211,6 +212,10 @@ 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
*/
@@ -20,9 +20,6 @@ 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;
@@ -38,10 +35,6 @@ 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
*/
@@ -78,84 +71,19 @@ 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() {
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 (!validateIpDomain(host) || !validPort(port) || StringUtils.isBlank(direction) || StringUtils.isBlank(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 (!CommonUtil.isNumeric(timeout)) {
return true;
}
if (StringUtils.isNotBlank(ssl)
&& !"true".equalsIgnoreCase(ssl)
&& !"false".equalsIgnoreCase(ssl)) {
return "Ftp Protocol SFTP option must be true or false.";
return true;
}
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();
return "true".equalsIgnoreCase(ssl) && StringUtils.isAnyBlank(username, password);
}
}
@@ -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.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;
}
}
@@ -49,7 +49,7 @@ public class RegistryProtocol implements CommonRequestProtocol, Protocol {
@Override
public boolean isInvalid() {
return !validateIpDomain(host) || !validPort(port)
|| StringUtils.isBlank(discoveryClientTypeName);
return validateIpDomain(host) && validPort(port)
&& StringUtils.isAnyBlank(host, String.valueOf(port), discoveryClientTypeName);
}
}
@@ -15,15 +15,40 @@
* limitations under the License.
*/
package org.apache.hertzbeat.otel.config;
package org.apache.hertzbeat.common.entity.push;
import org.springframework.boot.autoconfigure.AutoConfiguration;
import org.springframework.context.annotation.ComponentScan;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
/**
* HertzBeat self-telemetry auto configuration.
* push metrics dto
*/
@AutoConfiguration
@ComponentScan(basePackageClasses = OpenTelemetryConfig.class)
public class OpenTelemetryAutoConfiguration {
@Data
@Builder
@AllArgsConstructor
public class PushMetricsDto {
List<Metrics> metricsList;
public PushMetricsDto() {
metricsList = new ArrayList<>();
}
/**
* metrics
*/
@Data
@Builder
@AllArgsConstructor
@NoArgsConstructor
public static class Metrics {
private long monitorId;
private Long time;
private List<Map<String, String>> metrics;
}
}
@@ -20,14 +20,10 @@ 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()
@@ -40,34 +36,6 @@ 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()
@@ -78,7 +46,6 @@ class FtpProtocolTest {
.ssl("true")
.username("admin")
.password("secret")
.hostKeyFingerprint(VALID_SHA256_FINGERPRINT)
.build();
assertFalse(protocol.isInvalid());
}
@@ -118,67 +85,6 @@ 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()
@@ -189,23 +95,4 @@ 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"));
}
}
@@ -0,0 +1,138 @@
/*
* 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());
}
}
@@ -1,20 +1,23 @@
/*
* 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;
@@ -25,152 +28,26 @@ import static org.junit.jupiter.api.Assertions.assertTrue;
class RegistryProtocolTest {
@Test
void isInvalidValidProtocol() {
RegistryProtocol protocol = RegistryProtocol.builder()
.host("192.168.1.1")
.port("8848")
.discoveryClientTypeName("Nacos")
.build();
assertFalse(protocol.isInvalid());
}
void isInvalid() {
@Test
void isInvalidValidProtocolWithDomain() {
RegistryProtocol protocol = RegistryProtocol.builder()
.host("nacos.example.com")
.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 isInvalidValidProtocolWithLocalhost() {
RegistryProtocol protocol = RegistryProtocol.builder()
.host("localhost")
.port("8848")
.discoveryClientTypeName("Consul")
.build();
assertFalse(protocol.isInvalid());
}
RegistryProtocol protocol2 = new RegistryProtocol();
protocol2.setPort("8080");
protocol2.setHost("www.baidu.com");
assertTrue(protocol2.isInvalid());
@Test
void isInvalidValidProtocolWithIpv6() {
RegistryProtocol protocol = RegistryProtocol.builder()
.host("::1")
.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 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());
RegistryProtocol protocol4 = new RegistryProtocol();
protocol3.setPort("80800");
protocol3.setHost("10.45.56.344");
assertFalse(protocol4.isInvalid());
}
}
@@ -19,14 +19,12 @@ 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;
@@ -49,9 +47,7 @@ import java.util.List;
@Builder
@Entity
@EntityListeners(AuditingEntityListener.class)
@Table(name = "hzb_ai_conversation", indexes = {
@Index(name = "idx_ai_conversation_creator", columnList = "creator")
})
@Table(name = "hzb_ai_conversation")
@AllArgsConstructor
@NoArgsConstructor
public class ChatConversation {
@@ -85,6 +81,5 @@ public class ChatConversation {
@OneToMany(mappedBy = "conversation")
private List<ChatMessage> messages;
@JsonIgnore
private String securityData;
}
@@ -51,7 +51,6 @@ 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
@@ -69,8 +69,8 @@ public class AlertDefine {
private String type;
@Schema(title = "Alarm Threshold Expr", example = "usage>90", accessMode = READ_WRITE)
@Size(max = 65535)
@Column(columnDefinition = "TEXT")
@Size(max = 2048)
@Column(length = 2048)
private String expr;
@Schema(title = "Execution Period/ Window Size (seconds) - For periodic rules/ For log realtime", example = "300")
@@ -1,198 +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.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();
}
}
}
@@ -21,81 +21,32 @@ 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+.
*
* <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.
* Security Policy:
* 1. Only SELECT statements are allowed.
* 2. All referenced tables must be in the whitelist.
* 3. Subqueries, UNION, CTE, LATERAL are blocked.
*/
@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<>();
@@ -104,137 +55,18 @@ 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.");
}
}
/**
* 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 {
Statement statement;
try {
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);
statement = CCJSqlParserUtil.parse(sql);
} catch (JSQLParserException e) {
log.debug("Failed to parse SQL: {}", sql, e);
log.warn("Failed to parse SQL: {}", sql, e);
throw new SqlSecurityException("Invalid SQL syntax: " + e.getMessage(), e);
}
@@ -242,18 +74,14 @@ 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
final SecurityTablesNamesFinder finder = new SecurityTablesNamesFinder();
final List<String> tables;
SecurityTablesNamesFinder finder = new SecurityTablesNamesFinder();
List<String> tables;
try {
tables = finder.getTableList(statement);
} catch (SecurityViolationException e) {
@@ -263,179 +91,6 @@ 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;
@@ -466,46 +121,6 @@ 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.
@@ -1,45 +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.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"));
}
}
@@ -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.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());
}
}
@@ -1,242 +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.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);
}
}
@@ -264,236 +264,4 @@ 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'"));
}
}
@@ -25,7 +25,7 @@
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>hertzbeat-observability-e2e</artifactId>
<artifactId>hertzbeat-log-e2e</artifactId>
<properties>
<maven.compiler.source>${java.version}</maven.compiler.source>
@@ -52,7 +52,7 @@
</dependency>
<dependency>
<groupId>org.apache.hertzbeat</groupId>
<artifactId>hertzbeat-observability</artifactId>
<artifactId>hertzbeat-log</artifactId>
<version>${hertzbeat.version}</version>
<scope>test</scope>
</dependency>
@@ -15,7 +15,7 @@
* limitations under the License.
*/
package org.apache.hertzbeat.observability.alert;
package org.apache.hertzbeat.log.alert;
import lombok.extern.slf4j.Slf4j;
import org.apache.hertzbeat.alert.calculate.periodic.PeriodicAlertRuleScheduler;
@@ -15,7 +15,7 @@
* limitations under the License.
*/
package org.apache.hertzbeat.observability.alert;
package org.apache.hertzbeat.log.alert;
import lombok.extern.slf4j.Slf4j;
import org.apache.hertzbeat.alert.reduce.AlarmCommonReduce;
@@ -15,7 +15,7 @@
* limitations under the License.
*/
package org.apache.hertzbeat.observability.ingestion;
package org.apache.hertzbeat.log.ingestion;
import lombok.extern.slf4j.Slf4j;
import org.apache.hertzbeat.common.entity.log.LogEntry;
@@ -15,7 +15,7 @@
* limitations under the License.
*/
package org.apache.hertzbeat.observability.storage;
package org.apache.hertzbeat.log.storage;
import lombok.extern.slf4j.Slf4j;
import org.apache.hertzbeat.common.entity.log.LogEntry;
@@ -80,12 +80,12 @@ resourceRole:
- /api/ai/**===post===[admin]
- /api/ai/**===put===[admin]
- /api/ai/**===delete===[admin]
- /api/otlp/v1/**===post===[admin,user]
# deprecated 1.8.x OTLP log aliases, forwarded to /api/otlp/v1/logs, removed in 2.0
- /api/logs/otlp/**===post===[admin,user]
- /api/logs/sse/**===get===[admin,user,guest]
- /api/logs/ingest/**===post===[admin,user]
- /api/observability/logs===delete===[admin]
- /api/observability/**===get===[admin,user,guest]
- /api/otlp/**===post===[admin,user]
- /api/ingestion/otlp/**===get===[admin,user,guest]
- /api/logs/**===get===[admin,user,guest]
- /api/traces/**===get===[admin,user,guest]
# The OpenAPI document is a map of every route, parameter and model, so it is
# scoped like any other administrative resource instead of being anonymous
- /v3/api-docs/**===get===[admin]
@@ -93,20 +93,19 @@ resourceRole:
- /v3/api-docs.yaml/**===get===[admin]
- /v2/api-docs/**===get===[admin]
- /swagger-resources/**===get===[admin]
# the alert stream carries full alert payloads and the manager stream carries import
# progress; both are scoped like the log stream above rather than left anonymous
- /api/alert/sse/**===get===[admin,user,guest]
- /api/manager/sse/**===get===[admin,user,guest]
# config the resource restful api that need bypass auth protection
# rule: api===method
# eg: /api/v1/source3===get means /api/v1/source3===get can be access by anyone, no need auth.
excludedResource:
- /api/alert/sse/**===*
- /api/account/auth/**===*
- /api/i18n/**===get
- /api/apps/hierarchy===get
- /api/observability/capability===get
- /api/push/**===*
- /api/status/page/public/**===*
- /api/manager/sse/**===*
# web ui resource
- /===get
- /assets/**===get
@@ -102,7 +102,7 @@ sinks:
type: opentelemetry
protocol:
type: http
uri: "http://host.testcontainers.internal:${HERTZBEAT_PORT:-1157}/api/otlp/v1/logs"
uri: "http://host.testcontainers.internal:${HERTZBEAT_PORT:-1157}/api/logs/ingest/otlp"
method: post
encoding:
codec: json
@@ -1,176 +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
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*
* http://www.apache.org/licenses/LICENSE-2.0
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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);
}
}

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