pr-backporting.yml

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#
# 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.
#

name: Pull Request Backporting

on:
  pull_request_target:
    types: [closed, labeled]
env:
  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

jobs:
  compute-targets:
    if: ${{ github.event.pull_request.state == 'closed' && github.event.pull_request.merged }}
    runs-on: ubuntu-latest
    outputs:
      target-branches: ${{ steps.set-targets.outputs.targets }}
    env:
      LABELS: ${{ toJSON(github.event.pull_request.labels) }}
    steps:
      - name: Set target branches
        id: set-targets
        uses: apache/incubator-kie-kogito-pipelines/.ci/actions/parse-labels@main
        with:
          labels: ${LABELS}
  
  backporting:
    if: ${{ github.event.pull_request.state == 'closed' && github.event.pull_request.merged && needs.compute-targets.outputs.target-branches != '[]' }}
    name: "[${{ matrix.target-branch }}] - Backporting"
    runs-on: ubuntu-latest
    needs: compute-targets
    strategy:
      matrix: 
        target-branch: ${{ fromJSON(needs.compute-targets.outputs.target-branches) }}
      fail-fast: false
    env:
      REVIEWERS: ${{ toJSON(github.event.pull_request.requested_reviewers) }}
    steps:
      - name: Backporting
        uses: apache/incubator-kie-kogito-pipelines/.ci/actions/backporting@main
        with:
          target-branch: ${{ matrix.target-branch }}
          additional-reviewers: ${REVIEWERS}