Periodic Release #7
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| # Copyright 2025 Google LLC | |
| # | |
| # Licensed 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 | |
| # | |
| # https://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: Periodic Release | |
| on: | |
| schedule: | |
| - cron: "30 10 * * 1" # At 10:30 on Monday. | |
| workflow_dispatch: | |
| permissions: | |
| contents: write | |
| actions: write | |
| jobs: | |
| validate-ref: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Check ref | |
| run: | | |
| if [[ "${{ github.ref_type }}" != "branch" ]]; then | |
| echo "::error::This workflow must be run on a Branch, not a Tag." | |
| exit 1 | |
| fi | |
| if [[ "${{ github.ref_name }}" != "main" ]]; then | |
| echo "::error::This workflow must be run on a main branch." | |
| exit 1 | |
| fi | |
| compute-release-branch: | |
| needs: [validate-ref] | |
| runs-on: ubuntu-latest | |
| outputs: | |
| skip_push: ${{ steps.compute_branch_name.outputs.skip_push }} | |
| new_branch_name: ${{ steps.compute_branch_name.outputs.new_branch_name }} | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| fetch-tags: true | |
| - name: Compute Next Version | |
| id: compute_branch_name | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| run: | | |
| LATEST_BRANCH=$(git branch -r | grep -oE 'origin/release-[0-9]+\.[0-9]+' | sort -V | tail -n 1) | |
| if [ -z "$LATEST_BRANCH" ]; then | |
| echo "No existing release branches found. Cannot determine next version automatically." | |
| exit 1 | |
| fi | |
| echo "Latest release branch found: $LATEST_BRANCH" | |
| COMMIT_COUNT=$(git rev-list --count "$LATEST_BRANCH"..HEAD) | |
| echo "Commits since last release: $COMMIT_COUNT" | |
| if [ "$COMMIT_COUNT" -eq 0 ]; then | |
| echo "No new changes detected compared to $LATEST_BRANCH." | |
| echo "Skipping release branch creation." | |
| echo "skip_push=true" >> $GITHUB_OUTPUT | |
| exit 0 | |
| fi | |
| VERSION_STR=$(echo "$LATEST_BRANCH" | sed 's/origin\/release-//') | |
| CURRENT_MAJOR=$(echo "$VERSION_STR" | cut -d. -f1) | |
| CURRENT_MINOR=$(echo "$VERSION_STR" | cut -d. -f2) | |
| echo "Retrieving pull request labels between $LATEST_BRANCH and HEAD..." | |
| LABELS=$(git log $LATEST_BRANCH..HEAD --pretty=format:"%s" \ | |
| | grep -oE "#[0-9]+" \ | |
| | tr -d "#" \ | |
| | xargs -I {} gh pr view {} --json labels --jq '.labels[].name' \ | |
| | sort \ | |
| | uniq) | |
| echo "Pull request labels:" | |
| echo "$LABELS" | |
| if echo "$LABELS" | grep -q "release-breaking"; then | |
| NEW_MAJOR=$((CURRENT_MAJOR + 1)) | |
| NEW_MINOR=0 | |
| echo "BREAKING detected. Bumping Major version." | |
| else | |
| NEW_MAJOR=$CURRENT_MAJOR | |
| NEW_MINOR=$((CURRENT_MINOR + 1)) | |
| echo "No breaking changes detected. Bumping Minor version." | |
| fi | |
| NEW_BRANCH_NAME="release-$NEW_MAJOR.$NEW_MINOR" | |
| echo "New release branch calculated: $NEW_BRANCH_NAME" | |
| echo "new_branch_name=$NEW_BRANCH_NAME" >> $GITHUB_OUTPUT | |
| echo "skip_push=false" >> $GITHUB_OUTPUT | |
| create-release-branch: | |
| needs: [compute-release-branch] | |
| environment: | |
| name: release | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout repository | |
| if: needs.compute-release-branch.outputs.skip_push != 'true' | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| fetch-tags: true | |
| - name: Push the branch | |
| if: needs.compute-release-branch.outputs.skip_push != 'true' | |
| run: | | |
| NEW_BRANCH_NAME="${{needs.compute-release-branch.outputs.new_branch_name}}" | |
| git checkout -b "$NEW_BRANCH_NAME" | |
| git push origin "$NEW_BRANCH_NAME" | |
| echo "Successfully pushed $NEW_BRANCH_NAME" | |
| - name: Run release branch versioning | |
| if: needs.compute-release-branch.outputs.skip_push != 'true' | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| run: gh workflow run release_branch_versioning.yaml --ref ${{needs.compute-release-branch.outputs.new_branch_name}} |