Add release train infrastructure

Closes gh-37097

.github/actions/release-train-build/action.yml

@@ -0,0 +1,7 @@
+name: Build Release
+runs:
+  using: composite
+  steps:
+    - name: Build Release
+      shell: bash
+      run:  ./gradlew -PdeploymentRepository=$(pwd)/deployment-repository publishAllPublicationsToDeploymentRepository

.github/actions/release-train-build/deployment-spec.yml

@@ -0,0 +1,16 @@
+artifactory:
+  artifacts:
+    - pattern: "/**/framework-api-*.zip"
+      properties:
+        zip.deployed: "false"
+        zip.name: "spring-framework"
+    - pattern: "/**/framework-api-*-docs.zip"
+      properties:
+        zip.type: "docs"
+    - pattern: "/**/framework-api-*-schema.zip"
+      properties:
+        zip.type: "schema"
+maven-central:
+  excludes:
+    - "org/springframework/framework-api/**"
+    - "org/springframework/framework-docs/**"

.github/actions/release-train-test/action.yml

@@ -0,0 +1,7 @@
+name: Test Release
+runs:
+  using: composite
+  steps:
+    - name: Test Release
+      shell: bash
+      run:  ./gradlew check

.github/workflow-generator.yml

@@ -0,0 +1,18 @@
+workflow:
+  generator:
+    project:
+      java:
+        versions:
+          primary: 25
+    workflows:
+      release-train:
+        build:
+          env:
+            COMMERCIAL_REPO_USERNAME: secrets.COMMERCIAL_ARTIFACTORY_USERNAME
+            COMMERCIAL_REPO_PASSWORD: secrets.COMMERCIAL_ARTIFACTORY_PASSWORD
+            COMMERCIAL_RELEASE_REPO_URL: vars.COMMERCIAL_RELEASE_REPO_URL
+        test:
+          env:
+            COMMERCIAL_REPO_USERNAME: secrets.COMMERCIAL_ARTIFACTORY_USERNAME
+            COMMERCIAL_REPO_PASSWORD: secrets.COMMERCIAL_ARTIFACTORY_PASSWORD
+            COMMERCIAL_RELEASE_REPO_URL: vars.COMMERCIAL_RELEASE_REPO_URL

.github/workflows/release-train-build.yml

@@ -0,0 +1,93 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Build"
+run-name: "${{ inputs.callback-ref }} – Build"
+"on":
+  workflow_dispatch:
+    inputs:
+      callback:
+        description: "Repository to which a callback should be made upon completion"
+        required: true
+        type: "string"
+      callback-ref:
+        description: "Ref in the callback repository to which a callback should be made upon completion"
+        required: true
+        type: "string"
+      release-train-maven-repository-url:
+        description: "URL of a Maven repository to be used to resolve artifacts of projects earlier in the train"
+        required: true
+        type: "string"
+permissions:
+  contents: "read"
+concurrency:
+  group: "${{ github.workflow }}-${{ github.ref }}"
+jobs:
+  build-release:
+    name: "Build Release"
+    runs-on: "ubuntu22-2-8"
+    steps:
+    - name: "Prevent Re-runs"
+      id: "prevent-re-runs"
+      run: |-
+        if [ "$GITHUB_RUN_ATTEMPT" -gt 1 ]; then
+          echo "Re-runs are prohibited. Use the 'Release Train – Retry' workflow to retry build failures"
+          exit 1
+        fi
+    - name: "Set up Java"
+      id: "set-up-java"
+      uses: "actions/setup-java@03ad4de0992f5dab5e18fcb136590ce7c4a0ac95" # v5.6.0
+      with:
+        distribution: "liberica"
+        java-version: "25"
+    - name: "Check Out Code"
+      id: "check-out-code"
+      uses: "actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0" # v7.0.0
+    - name: "Build Release"
+      id: "build-release"
+      uses: "./.github/actions/release-train-build"
+      env:
+        COMMERCIAL_RELEASE_REPO_URL: "${{ vars.COMMERCIAL_RELEASE_REPO_URL }}"
+        COMMERCIAL_REPO_PASSWORD: "${{ secrets.COMMERCIAL_ARTIFACTORY_PASSWORD }}"
+        COMMERCIAL_REPO_USERNAME: "${{ secrets.COMMERCIAL_ARTIFACTORY_USERNAME }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_PASSWORD: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_MAVEN_REPOSITORY_PASSWORD }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_URL: "${{ inputs.release-train-maven-repository-url }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_USERNAME: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_MAVEN_REPOSITORY_USERNAME }}"
+    - name: "Upload Deployment Repository"
+      id: "upload-deployment-repository"
+      uses: "actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a" # v7.0.1
+      with:
+        name: "deployment-repository"
+        path: "deployment-repository/**"
+    - name: "Upload Deployment Spec"
+      id: "upload-deployment-spec"
+      uses: "actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a" # v7.0.1
+      with:
+        archive: "false"
+        if-no-files-found: "ignore"
+        name: "deployment-spec"
+        path: ".github/actions/release-train-build/deployment-spec.yml"
+    - name: "Save Build System Caches"
+      id: "save-build-system-caches"
+      uses: "actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9" # v6.1.0
+      with:
+        key: "release-train-${{ inputs.callback-ref }}-${{ github.ref_name }}"
+        path: |-
+          ~/.gradle/caches
+          ~/.gradle/wrapper
+    - name: "Send Callback"
+      id: "send-callback"
+      if: "${{ !cancelled() }}"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        gh workflow run callback \
+        --repo ${{ inputs.callback }} \
+        --ref ${{ inputs.callback-ref }} \
+        --field commit-hash=${{ steps.check-out-code.outputs.commit }} \
+        --field deployment-repository-artifact-identifier=${{ steps.upload-deployment-repository.outputs.artifact-id }} \
+        --field deployment-spec-artifact-identifier=${{ steps.upload-deployment-spec.outputs.artifact-id }} \
+        --field release-branch=${{ github.ref_name }} \
+        --field release-repository=${{ github.repository }} \
+        --field result=${{ job.status == 'success' && 'built' || 'build-failed' }} \
+        --field workflow-run-url=${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}

.github/workflows/release-train-join.yml

@@ -0,0 +1,55 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Join"
+run-name: "${{ inputs.release-train }} – Join"
+"on":
+  workflow_dispatch:
+    inputs:
+      deployment-destination:
+        description: "Destination to which the release should be deployed"
+        options:
+        - "Maven Central"
+        - "Spring Enterprise"
+        required: true
+        type: "choice"
+      release-train:
+        description: "Release train"
+        required: true
+        type: "string"
+      release-train-repository:
+        default: "spring-io/release-train"
+        description: "Release train repository"
+        required: true
+        type: "string"
+permissions:
+  contents: "none"
+jobs:
+  join-release-train:
+    name: "Join Release Train"
+    runs-on: "ubuntu-latest"
+    steps:
+    - name: "Join Release Train"
+      id: "join-release-train"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        run_url=$(
+          gh workflow run join \
+          --repo ${{ inputs.release-train-repository }} \
+          --ref ${{ inputs.release-train }} \
+          --field commit-hash=${{ github.sha }} \
+          --field deployment-destination=${{ inputs.deployment-destination == 'Maven Central' && 'maven-central' || 'spring-enterprise' }} \
+          --field release-branch=${{ github.ref_name }} \
+          --field release-repository=${{ github.repository }}
+        )
+        echo "Dispatched workflow run. Waiting for $run_url to complete."
+        run_id=${run_url##*/}
+        watch_exit_code=0
+        gh run watch $run_id --repo ${{ inputs.release-train-repository }} --exit-status --interval=3 > /dev/null 2>&1 || watch_exit_code=$?
+        if [[ $watch_exit_code -eq 0 ]]; then
+          echo "Workflow run succeeded."
+        else
+          echo "Workflow run failed."
+        fi
+        exit $watch_exit_code

.github/workflows/release-train-leave.yml

@@ -0,0 +1,46 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Leave"
+run-name: "${{ inputs.release-train }} – Leave"
+"on":
+  workflow_dispatch:
+    inputs:
+      release-train:
+        description: "Release train"
+        required: true
+        type: "string"
+      release-train-repository:
+        default: "spring-io/release-train"
+        description: "Release train repository"
+        required: true
+        type: "string"
+permissions:
+  contents: "none"
+jobs:
+  leave:
+    name: "Leave"
+    runs-on: "ubuntu-latest"
+    steps:
+    - name: "Leave"
+      id: "leave"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        run_url=$(
+          gh workflow run leave \
+          --repo ${{ inputs.release-train-repository }} \
+          --ref ${{ inputs.release-train }} \
+          --field release-branch=${{ github.ref_name }} \
+          --field release-repository=${{ github.repository }}
+        )
+        echo "Dispatched workflow run. Waiting for $run_url to complete."
+        run_id=${run_url##*/}
+        watch_exit_code=0
+        gh run watch $run_id --repo ${{ inputs.release-train-repository }} --exit-status --interval=3 > /dev/null 2>&1 || watch_exit_code=$?
+        if [[ $watch_exit_code -eq 0 ]]; then
+          echo "Workflow run succeeded."
+        else
+          echo "Workflow run failed."
+        fi
+        exit $watch_exit_code

.github/workflows/release-train-ready.yml

@@ -0,0 +1,47 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Ready"
+run-name: "${{ inputs.release-train }} – Ready"
+"on":
+  workflow_dispatch:
+    inputs:
+      release-train:
+        description: "Release train"
+        required: true
+        type: "string"
+      release-train-repository:
+        default: "spring-io/release-train"
+        description: "Release train repository"
+        required: true
+        type: "string"
+permissions:
+  contents: "none"
+jobs:
+  ready:
+    name: "Ready"
+    runs-on: "ubuntu-latest"
+    steps:
+    - name: "Ready"
+      id: "ready"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        run_url=$(
+          gh workflow run ready \
+          --repo ${{ inputs.release-train-repository }} \
+          --ref ${{ inputs.release-train }} \
+          --field commit-hash=${{ github.sha }} \
+          --field release-branch=${{ github.ref_name }} \
+          --field release-repository=${{ github.repository }}
+        )
+        echo "Dispatched workflow run. Waiting for $run_url to complete."
+        run_id=${run_url##*/}
+        watch_exit_code=0
+        gh run watch $run_id --repo ${{ inputs.release-train-repository }} --exit-status --interval=3 > /dev/null 2>&1 || watch_exit_code=$?
+        if [[ $watch_exit_code -eq 0 ]]; then
+          echo "Workflow run succeeded."
+        else
+          echo "Workflow run failed."
+        fi
+        exit $watch_exit_code

.github/workflows/release-train-retry.yml

@@ -0,0 +1,34 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Retry"
+run-name: "${{ inputs.release-train }} – Retry"
+"on":
+  workflow_dispatch:
+    inputs:
+      release-train:
+        description: "Release train"
+        required: true
+        type: "string"
+      release-train-repository:
+        default: "spring-io/release-train"
+        description: "Release train repository"
+        required: true
+        type: "string"
+permissions:
+  contents: "none"
+jobs:
+  trigger-retry:
+    name: "Trigger Retry"
+    runs-on: "ubuntu-latest"
+    steps:
+    - name: "Trigger Retry"
+      id: "trigger-retry"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        gh workflow run retry \
+        --repo ${{ inputs.release-train-repository }} \
+        --ref ${{ inputs.release-train }} \
+        --field release-branch=${{ github.ref_name }} \
+        --field release-repository=${{ github.repository }}

.github/workflows/release-train-test.yml

@@ -0,0 +1,84 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Test"
+run-name: "${{ inputs.callback-ref }} – Test"
+"on":
+  workflow_dispatch:
+    inputs:
+      callback:
+        description: "Repository to which a callback should be made upon completion"
+        required: true
+        type: "string"
+      callback-ref:
+        description: "Ref in the callback repository to which a callback should be made upon completion"
+        required: true
+        type: "string"
+      release-train-maven-repository-url:
+        description: "URL of a Maven repository to be used to resolve artifacts of projects earlier in the train"
+        required: true
+        type: "string"
+permissions:
+  contents: "read"
+concurrency:
+  group: "${{ github.workflow }}-${{ github.ref }}"
+jobs:
+  test-release:
+    name: "Test Release"
+    runs-on: "ubuntu22-2-8"
+    steps:
+    - name: "Prevent Re-runs"
+      id: "prevent-re-runs"
+      run: |-
+        if [ "$GITHUB_RUN_ATTEMPT" -gt 1 ]; then
+          echo "Re-runs are prohibited. Use the 'Release Train – Retry' workflow to retry test failures"
+          exit 1
+        fi
+    - name: "Set up Java"
+      id: "set-up-java"
+      uses: "actions/setup-java@03ad4de0992f5dab5e18fcb136590ce7c4a0ac95" # v5.6.0
+      with:
+        distribution: "liberica"
+        java-version: "25"
+    - name: "Check Out Code"
+      id: "check-out-code"
+      uses: "actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0" # v7.0.0
+    - name: "Restore Build System Caches"
+      id: "restore-build-system-caches"
+      uses: "actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9" # v6.1.0
+      with:
+        key: "release-train-${{ inputs.callback-ref }}-${{ github.ref_name }}"
+        path: |-
+          ~/.gradle/caches
+          ~/.gradle/wrapper
+    - name: "Test Release"
+      id: "test-release"
+      uses: "./.github/actions/release-train-test"
+      env:
+        COMMERCIAL_RELEASE_REPO_URL: "${{ vars.COMMERCIAL_RELEASE_REPO_URL }}"
+        COMMERCIAL_REPO_PASSWORD: "${{ secrets.COMMERCIAL_ARTIFACTORY_PASSWORD }}"
+        COMMERCIAL_REPO_USERNAME: "${{ secrets.COMMERCIAL_ARTIFACTORY_USERNAME }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_PASSWORD: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_MAVEN_REPOSITORY_PASSWORD }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_URL: "${{ inputs.release-train-maven-repository-url }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_USERNAME: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_MAVEN_REPOSITORY_USERNAME }}"
+    - name: "Send Callback"
+      id: "send-callback"
+      if: "${{ !cancelled() }}"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        gh workflow run callback \
+        --repo ${{ inputs.callback }} \
+        --ref ${{ inputs.callback-ref }} \
+        --field commit-hash=${{ steps.check-out-code.outputs.commit }} \
+        --field release-branch=${{ github.ref_name }} \
+        --field release-repository=${{ github.repository }} \
+        --field result=${{ job.status == 'success' && 'tested' || 'test-failed' }} \
+        --field workflow-run-url=${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
+    - name: "Upload Build System Reports"
+      id: "upload-build-system-reports"
+      if: "${{ failure() }}"
+      uses: "actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a" # v7.0.1
+      with:
+        name: "build-system-reports"
+        path: "**/build/reports"