.github/workflows/beam_Upgrade_GCP_BOM.yml

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# this work for additional information regarding copyright ownership.
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name: Upgrade GCP Libraries BOM

on:
  schedule:
    - cron: "0 0 * * 0" # Weekly on Sundays at 00:00 UTC
  workflow_dispatch:

permissions:
  contents: write
  pull-requests: write
  checks: read
  issues: read
  statuses: read

concurrency:
  group: '${{ github.workflow }} @ ${{ github.ref }}'
  cancel-in-progress: true

jobs:
  upgrade_gcp_bom:
    runs-on: [self-hosted, ubuntu-24.04, main]
    name: Upgrade GCP BOM
    steps:
      - name: Checkout code
        uses: actions/checkout@v7
      - name: Setup environment
        uses: ./.github/actions/setup-environment-action
        with:
          python-version: 3.11
          java-version: default
          go-version: default
      - name: Check if new BOM is available
        id: check_bom
        run: python3 scripts/tools/bomupgrader.py --check
      - name: Run bomupgrader
        if: steps.check_bom.outputs.should_upgrade == 'true'
        run: python3 scripts/tools/bomupgrader.py ${{ steps.check_bom.outputs.latest_version }}
      - name: Install gh cli
        if: steps.check_bom.outputs.should_upgrade == 'true'
        uses: ./.github/actions/setup-gh-cli-linux
      - name: Set git config
        if: steps.check_bom.outputs.should_upgrade == 'true'
        run: |
          git config user.name $GITHUB_ACTOR
          git config user.email actions@"$RUNNER_NAME".local
      - name: Commit Changes and create PR
        if: steps.check_bom.outputs.should_upgrade == 'true'
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          GH_EVENT: ${{ github.event_name }}
          LATEST_VER: ${{ steps.check_bom.outputs.latest_version }}
          CURRENT_VER: ${{ steps.check_bom.outputs.current_version }}
        run: |
          # Take the current date, subtract from a release cut date in the past (June 24, 2026),
          # then get the num days % 42 (our release cadence is 42 days).
          # This will ensure it only runs the week after a release branch has been cut.
          days_diff=$(( ($(date +%s) - $(date --date="260624" +%s) )/(60*60*24)%42 ))
          if [[ $GH_EVENT != 'workflow_dispatch' && $days_diff -gt 6 ]]; then
            echo "Exiting early. We only update dependencies the week after we cut the release"
            exit 0
          fi
          branchName=upgrade_gcp_bom_${LATEST_VER//./_}
          git checkout -b $branchName
          git add -A
          git diff-index --quiet HEAD || gitdiff=$? || echo $?
          if [[ $gitDiff != 0 ]]; then
            echo "Changes are ready to commit"
            git commit -m "Upgrade GCP Libraries BOM to ${LATEST_VER}" --quiet
            git push origin $branchName --quiet
            
            PR_BODY="This PR was created by automation. It upgrades the Google Cloud Platform Libraries BOM from **${CURRENT_VER}** to **${LATEST_VER}** and updates Netty, gRPC, Arrow, Gax, Protobuf, and OpenTelemetry versions to match.
            
            Please review the changes and merge if all tests pass."
            
            GITHUB_PR_URL=$(gh pr create --title "Upgrade GCP Libraries BOM to ${LATEST_VER}" --body "$PR_BODY" --label "dependencies" --base master)
            echo "Link of the new PR: $GITHUB_PR_URL"
          else
            echo "No changes on the files"
          fi