create-release.yaml

name: "Create release"

env:
  IMAGE_REPO: europe-docker.pkg.dev/kyma-project/prod/runtime-watcher-skr
  CODE_REPOSITORY: kyma-project/runtime-watcher
on:
  push:
    tags:
      - '[0-9]+.[0-9]+.[0-9]-?*'
jobs:
  validate-release:
    name: Validate release
    runs-on: ubuntu-latest
    outputs:
      current_release_tag: ${{ steps.get_current_release_tag.outputs.current_release_tag }}
      last_release_tag: ${{ steps.get_last_release_tag.outputs.last_release_tag }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Find the release tag
        id: get_current_release_tag
        run: |
          echo "Current release tag: ${GITHUB_REF#refs/*/}"
          echo "current_release_tag=${GITHUB_REF#refs/*/}" >> $GITHUB_OUTPUT
      - name: Check if release doesn't exist yet
        env:
          CURRENT_RELEASE_TAG: ${{ steps.get_current_release_tag.outputs.current_release_tag }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: ./runtime-watcher/scripts/release/get_release_by_tag.sh $CURRENT_RELEASE_TAG
      - name: Get last release version
        id: get_last_release_tag
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          set +e
          SCRIPT_OUTPUT=$(./runtime-watcher/scripts/release/get_last_release.sh)
          SCRIPT_EXIT_CODE=$?
          if [[ $SCRIPT_EXIT_CODE != 0 ]]; then
            echo "$SCRIPT_OUTPUT"
            exit $SCRIPT_EXIT_CODE
          fi
          set -e
          echo "Last Release version: $SCRIPT_OUTPUT"
          echo "last_release_tag=$SCRIPT_OUTPUT" >> $GITHUB_OUTPUT
      - name: Wait for the Docker image
        timeout-minutes: 15
        env:
          ITERATIONS: 30
          SLEEP_SECONDS: 30
        run: ./runtime-watcher/scripts/release/wait_for_image.sh ${{ env.IMAGE_REPO }}:${{ steps.get_current_release_tag.outputs.current_release_tag }} $ITERATIONS $SLEEP_SECONDS
  draft-release:
    name: Create draft release
    runs-on: ubuntu-latest
    needs: validate-release
    outputs:
      release_id: ${{ steps.draft_release.outputs.release_id }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Generate changelog
        id: generate_changelog
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          CURRENT_RELEASE_TAG: ${{ needs.validate-release.outputs.current_release_tag }}
          LAST_RELEASE_TAG: ${{ needs.validate-release.outputs.last_release_tag }}
        run: |
          echo "Generating changelog for version: ${{ needs.validate-release.outputs.current_release_tag }}" 
          CHANGELOG_FILE_NAME=$(./runtime-watcher/scripts/release/create_changelog.sh $CURRENT_RELEASE_TAG $LAST_RELEASE_TAG)
          echo "changelog_file_name=$CHANGELOG_FILE_NAME" >> $GITHUB_OUTPUT
      - name: Create draft release
        id: draft_release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          CURRENT_RELEASE_TAG: ${{ needs.validate-release.outputs.current_release_tag }}
          CHANGELOG_FILE_NAME: ${{ steps.generate_changelog.outputs.changelog_file_name }}
        run: |
          RELEASE_ID=$(./runtime-watcher/scripts/release/create_draft_release.sh $CURRENT_RELEASE_TAG $CHANGELOG_FILE_NAME)
          echo "RELEASE_ID=$RELEASE_ID"
          echo "release_id=$RELEASE_ID" >> $GITHUB_OUTPUT
  publish_release:
    name: Publish release
    runs-on: ubuntu-latest
    needs: draft-release
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Publish release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          RELEASE_ID: ${{ needs.draft-release.outputs.release_id }}
        run: |
          echo "RELEASE_ID=$RELEASE_ID"
          ./runtime-watcher/scripts/release/publish_release.sh $RELEASE_ID