.github/workflows/choose_rc_commit.yml

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you 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
#
#   http://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.

# This workflow will choose a commit to be the basis of a release candidate
## and push a new tagged commit for that RC.

# To learn more about GitHub Actions in Apache Beam check the CI.md

name: Choose RC Commit
on:
  workflow_dispatch:
    inputs:
      RELEASE:
        description: Beam version of current release (e.g. 2.XX.0)
        required: true
      RC:
        description: Integer RC version for the release (e.g. 3 for RC3)
        required: true
      COMMIT:
        description: Selected commit to create the release (should be full commit sha)
        required: true
      PUSH_TAG:
        description: Push tag (yes/no)
        required: false
        default: no
      OVERWRITE:
        description: Overwrite RC Tag (yes/no)
        required: false
        default: no
      DEBUG:
        description: Debug enabled (yes/no)
        required: false
        default: no

jobs:
  choose_rc_commit:
    runs-on: [self-hosted, ubuntu-20.04]
    env:
      RC_TAG: v${{ github.event.inputs.RELEASE }}-RC${{ github.event.inputs.RC }}
      SCRIPT_DIR: ./release/src/main/scripts
      DEBUG: ""
    steps:
      - name: Check out code
        uses: actions/checkout@v4
        with:
          ref: release-${{ github.event.inputs.RELEASE }}
      - name: Set git config
        run: |
          git config user.name $GITHUB_ACTOR
          git config user.email actions@"$RUNNER_NAME".local
      - name: Enable debugging
        if: ${{github.event.inputs.DEBUG == 'yes'}}
        run: |
          echo "DEBUG=--debug" >> $GITHUB_ENV
      - name: Set version and commit
        run: |
          bash "${SCRIPT_DIR}/set_version.sh" "${{ github.event.inputs.RELEASE }}" --release \
          --git-add $DEBUG
           # suppress warning about detached HEAD: we want it detached so we do not edit the branch
          git checkout --quiet ${{ github.event.inputs.COMMIT }}
          git commit -m "Set version for ${{ github.event.inputs.RELEASE }} RC${{ github.event.inputs.RC }}"
      - name: Overwrite tag
        run: |
          if git rev-parse "$RC_TAG" >/dev/null 2>&1; then
            if [[ "${{ github.event.inputs.OVERWRITE }}" == yes ]]; then
              git push origin ":refs/tags/$RC_TAG"
            else
              echo "Tag $RC_TAG already exists. Either delete it manually or run with --overwrite. Do not overwrite if an RC has been built and shared!"
              exit 1
            fi
          fi
      - name: Tag for Go SDK
        # Go Modules defined in sub directories need to have a prefixed tag
        # in order to get the matching version.
        # See BEAM-13119 for context.
        run: git tag -a "sdks/$RC_TAG" -m "Go SDK $RC_TAG" HEAD
      - name: Primary tag for the repo
        run: git tag -a -m "$RC_TAG" "$RC_TAG" HEAD
      - name: Push tag
        if: ${{github.event.inputs.PUSH_TAG == 'yes'}}
        run: |
          git push --follow-tags origin "sdks/$RC_TAG"
          git push --follow-tags origin "$RC_TAG"