name: finalize_release

# Workflow added after https://github.com/apache/beam/commit/4183e747becebd18becee5fff547af365910fc9c
# If help is needed debugging issues, you can view the release guide at that commit for guidance on how to do this manually.
# (https://github.com/apache/beam/blob/4183e747becebd18becee5fff547af365910fc9c/website/www/site/content/en/contribute/release-guide.md)
on:
  workflow_dispatch:
    inputs:
      RELEASE:
        description: Beam version of current release (e.g. 2.XX.0)
        required: true
        default: '2.XX.0'
      RC:
        description: Integer RC version for the release that we'd like to finalize (e.g. 3 for RC3)
        required: true
      PYPI_API_TOKEN:
        description: PyPi API token to perform the PyPi upload with
        required: false
      PUSH_DOCKER_ARTIFACTS:
        description: Whether to push SDK docker images to docker hub Apache organization. Should be yes unless you've already completed this step.
        required: true
        default: 'no'
      PUBLISH_PYTHON_ARTIFACTS:
        description: Whether to publish the python artifacts into PyPi. Should be yes unless you've already completed this step.
        required: true
        default: 'no'
      TAG_RELEASE:
        description: Whether to tag the release on GitHub. Should be yes unless you've already completed this step.
        required: true
        default: 'no'
env:
  DEVELOCITY_ACCESS_KEY: ${{ secrets.DEVELOCITY_ACCESS_KEY }}

permissions:
  contents: write
  pull-requests: write

jobs:
  push_docker_artifacts:
    if: ${{github.event.inputs.PUSH_DOCKER_ARTIFACTS == 'yes'}}
    runs-on: [self-hosted, ubuntu-20.04, main]
    steps:
    - name: Login to Docker Hub
      uses: docker/login-action@v3
      with:
        username: ${{ secrets.DOCKERHUB_USER }}
        password: ${{ secrets.DOCKERHUB_TOKEN }}
    - name: Publish to Docker
      env:
        RELEASE: "${{ github.event.inputs.RELEASE }}"
        RC_NUM: "${{ github.event.inputs.RC }}"
        RC_VERSION: "rc${{ github.event.inputs.RC }}"
      run: |

        echo "Publish SDK docker images to Docker Hub."

        echo "================Pull RC Containers from DockerHub==========="
        IMAGES=$(docker search apache/beam --format "{{.Name}}" --limit 100)
        KNOWN_IMAGES=()
        echo "We are using ${RC_VERSION} to push docker images for ${RELEASE}."
        while read IMAGE; do
          # Try pull verified RC from dockerhub.
          if docker pull "${IMAGE}:${RELEASE}${RC_VERSION}" 2>/dev/null ; then
            KNOWN_IMAGES+=( $IMAGE )
          fi
        done < <(echo "${IMAGES}")

        echo "================Confirming Release and RC version==========="
        echo "Publishing the following images:"
        # Sort by name for easy examination
        IFS=$'\n' KNOWN_IMAGES=($(sort <<<"${KNOWN_IMAGES[*]}"))
        unset IFS
        printf "%s\n" ${KNOWN_IMAGES[@]}

        for IMAGE in "${KNOWN_IMAGES[@]}"; do
          # Perform a carbon copy of ${RC_VERSION} to dockerhub with a new tag as ${RELEASE}.
          docker buildx imagetools create --tag "${IMAGE}:${RELEASE}" "${IMAGE}:${RELEASE}${RC_VERSION}"

          # Perform a carbon copy of ${RC_VERSION} to dockerhub with a new tag as latest.
          docker buildx imagetools create --tag "${IMAGE}:latest" "${IMAGE}:${RELEASE}"
        done

  publish_python_artifacts:
    if: ${{github.event.inputs.PUBLISH_PYTHON_ARTIFACTS == 'yes'}}
    runs-on: [self-hosted, ubuntu-20.04, main]
    steps:
    - name: Checkout
      uses: actions/checkout@v4
    - name: Mask PyPi password
      run: |
        # Workaround for Actions bug - https://github.com/actions/runner/issues/643
        PYPI_PASSWORD=$(jq -r '.inputs.PYPI_PASSWORD' $GITHUB_EVENT_PATH)
        echo "::add-mask::$PYPI_PASSWORD"
    - name: Validate PyPi id/password
      run: |
        # Workaround for Actions bug - https://github.com/actions/runner/issues/643
        PYPI_API_TOKEN=$(jq -r '.inputs.PYPI_API_TOKEN' $GITHUB_EVENT_PATH)
        echo "::add-mask::$PYPI_API_TOKEN"
        if [ "$PYPI_API_TOKEN" == "" ]
        then
          echo "Must provide a PyPi password to publish artifacts to PyPi"
          exit 1
        fi
    - name: Setup environment
      uses: ./.github/actions/setup-environment-action
      with:
        python-version: 3.11
        disable-cache: true
    - name: Install dependencies
      run: |
        pip install python-dateutil
        pip install requests
        pip install twine
    - name: Deploy to Pypi
      env:
        RELEASE: "${{ github.event.inputs.RELEASE }}"
      run: |
        wget -e robots=off -r --no-parent -A tar.gz,whl "https://dist.apache.org/repos/dist/dev/beam/${RELEASE}/python"
        cd "dist.apache.org/repos/dist/dev/beam/${RELEASE}/python/"
        echo "Will upload the following files to PyPI:"
        ls
        twine upload * -u __token__ -p "${{ github.event.inputs.PYPI_API_TOKEN }}"

  push_git_tags:
    if: ${{github.event.inputs.TAG_RELEASE == 'yes'}}
    runs-on: [self-hosted, ubuntu-20.04, main]
    steps:
    - name: Checkout
      uses: actions/checkout@v4
    - name: Set git config
      run: |
        git config user.name $GITHUB_ACTOR
        git config user.email actions@"$RUNNER_NAME".local
    - name: Import GPG key
      id: import_gpg
      uses: crazy-max/ghaction-import-gpg@e89d40939c28e39f97cf32126055eeae86ba74ec
      with:
        gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
    - name: Push tags
      env:
        VERSION_TAG: "v${{ github.event.inputs.RELEASE }}"
        RC_TAG: "v${{ github.event.inputs.RELEASE }}-RC${{ github.event.inputs.RC }}"
        POST_RELEASE_BRANCH: "release-${{ github.event.inputs.RELEASE }}-postrelease"
      run: |
        # Ensure local tags are in sync. If there's a mismatch, it will tell you.
        git fetch --all --tags --prune

        # If the tag exists, a commit number is produced, otherwise there's an error.
        git rev-list $RC_TAG -n 1

        # Tag for Go SDK
        git tag "sdks/$VERSION_TAG" "$RC_TAG"^{} -m "Tagging release" --local-user="${{steps.import_gpg.outputs.name}}"
        git push https://github.com/apache/beam "sdks/$VERSION_TAG"

        # Tag for repo root.
        git tag "$VERSION_TAG" "$RC_TAG"^{} -m "Tagging release" --local-user="${{steps.import_gpg.outputs.name}}"
        git push https://github.com/apache/beam "$VERSION_TAG"

        git checkout -b "$POST_RELEASE_BRANCH" "$VERSION_TAG"
        git push https://github.com/apache/beam "$POST_RELEASE_BRANCH"

  update_master:
    needs: push_git_tags
    runs-on: ubuntu-latest
    env:
        POST_RELEASE_BRANCH: "release-${{ github.event.inputs.RELEASE }}-postrelease"
    steps:
      - name: Check out code
        uses: actions/checkout@v4
      - name: Set git config
        run: |
          git config user.name $GITHUB_ACTOR
          git config user.email actions@"$RUNNER_NAME".local
      - name: Update .asf.yaml to protect new postrelease branch from force push
        run: |
          sed -i -e "s/master: {}/master: {}\n    ${POST_RELEASE_BRANCH}: {}/g" .asf.yaml
      - name: Commit and Push to master branch files with Next Version
        run: |
          git add .asf.yaml
          git commit -m "Adding ${POST_RELEASE_BRANCH} to protected branches in .asf.yaml"
          git push origin ${MASTER_BRANCH}