create_rc_pr.yml

name: Create RC PR

on:
  workflow_dispatch:
  schedule:
    - cron: '0 14 * * 1,3,5' # Run on Monday, Wednesday, and Friday at 14:00 UTC
    - cron: '0 8 * * 1,3,5' # Same as above but at 08:00 UTC, to warn agent-integrations team about releasing
    - cron: '0 9 * * 1' # Run Agent 6 workflow on Monday at 09:00 UTC

env:
  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
  AGENT6_RELEASE_BRANCH: '6.53.x'
  IS_AGENT6_RELEASE: ${{ github.event.schedule == '0 9 * * 1' }}
permissions: {}

jobs:
    find_release_branches:
        runs-on: ubuntu-latest
        outputs:
          branches: ${{ steps.branches.outputs.value }}
          warning: ${{ steps.warning.outputs.value }}
        steps:
            - name: Check if agent 6 rc PR already exists
              if: ${{ env.IS_AGENT6_RELEASE == 'true' }}
              run: |
                prs=$(gh pr list \
                    --repo "$GITHUB_REPOSITORY" \
                    --base "$AGENT6_RELEASE_BRANCH" \
                    --json url,title \
                    --draft=false \
                    --search "Update release.json and Go modules for in:title")

                if [ "$(echo "$prs" | jq 'length')" -gt 0 ]; then
                    pr_list=$(echo "$prs" | jq -r '.[] | "- \(.title): \(.url)"')
                    error_message="AGENT 6 ERROR: The following Agent 6 release candidate PRs already exist. Please address these PRs before creating a new release candidate:\n$pr_list"
                    curl -X POST -H 'Content-Type: application/json' \
                    --data "{ 'channel_id': 'C0701E5KYSX', 'message': '$error_message' }" \
                    ${{ secrets.SLACK_DATADOG_AGENT_CI_WEBHOOK }}
                    echo -e "\n$error_message"
                    exit 1
                fi

            - name: Checkout repository
              
              uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
              with:
                sparse-checkout: 'tasks'
                persist-credentials: false

            - name: Install python
              if: ${{ env.IS_AGENT6_RELEASE == 'false' }}
              uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
              with:
                python-version-file: .python-version
                cache: "pip"

            - name: Install Python dependencies
              if: ${{ env.IS_AGENT6_RELEASE == 'false' }}
              run: |
                python -m pip install --upgrade pip
                pip install -r requirements.txt
                pip install -r tasks/libs/requirements-github.txt
                pip install -r tasks/requirements_release_tasks.txt

            - name: Determine the release active branches
              id: branches
              run: |
                if ${{ env.IS_AGENT6_RELEASE == 'true' }}; then
                  echo "value=[\"$AGENT6_RELEASE_BRANCH\"]" >> $GITHUB_OUTPUT
                else
                  echo "value=$(inv release.get-unreleased-release-branches)" >> $GITHUB_OUTPUT
                fi

            - name: Set the warning option
              id: warning
              if: github.event.schedule == '0 8 * * 1,3,5'
              run: |
                echo "value=-w" >> $GITHUB_OUTPUT

    create_rc_pr:
      runs-on: ubuntu-latest
      needs: find_release_branches
      permissions:
        contents: write
        pull-requests: write
      strategy:
        matrix:
          value: ${{fromJSON(needs.find_release_branches.outputs.branches)}}
        fail-fast: false
      steps:
            - name: Checkout the main branch
              uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
              with:
                persist-credentials: true

            - name: Install python
              uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
              with:
                python-version-file: .python-version
                cache: "pip"

            - name: Install Python dependencies
              run: |
                python -m pip install --upgrade pip
                pip install -r requirements.txt
                pip install -r tasks/libs/requirements-github.txt
                pip install -r tasks/requirements_release_tasks.txt

            - name: Check for changes since last RC
              id: check_for_changes
              env:
                ATLASSIAN_USERNAME: ${{ secrets.ATLASSIAN_USERNAME }}
                ATLASSIAN_PASSWORD: ${{ secrets.ATLASSIAN_PASSWORD }}
                SLACK_API_TOKEN : ${{ secrets.SLACK_DATADOG_AGENT_BOT_TOKEN }}
                MATRIX: ${{ matrix.value }}
                WARNING: ${{ needs.find_release_branches.outputs.warning }}
              run: |
                if [ -n "${{ needs.find_release_branches.outputs.warning }}" ]; then
                  echo "CHANGES=$(inv -e release.check-for-changes -r "$MATRIX" "$WARNING")" >> $GITHUB_OUTPUT
                else
                  echo "CHANGES=$(inv -e release.check-for-changes -r "$MATRIX")" >> $GITHUB_OUTPUT
                fi

            - name: Create RC PR
              if: ${{ steps.check_for_changes.outputs.CHANGES == 'true' || env.IS_AGENT6_RELEASE == 'true' }}
              env:
                MATRIX: ${{ matrix.value }}
              run: |
                if ${{ env.IS_AGENT6_RELEASE == 'true' }}; then
                  inv -e release.create-rc -r "$MATRIX" --slack-webhook=${{ secrets.AGENT6_RELEASE_SLACK_WEBHOOK }} --patch-version
                else
                  inv -e release.create-rc -r "$MATRIX" --slack-webhook=${{ secrets.AGENT_RELEASE_SYNC_SLACK_WEBHOOK }}
                fi