pre-release.yml

name: Pre-release [WIP]

on:
  workflow_dispatch:
    inputs:
      commit:
        description: 'A full-length commit SHA-1 hash'
        required: true
      version:
        description: 'Intended version (e.g. v0.46.3)'
        required: true

env:
  MAX_HASH_LENGTH: 8
  CUSTOM_REPO: ${{ secrets.CUSTOM_RELEASE_REPO }}

jobs:
  check-commit:
    runs-on: ubuntu-22.04
    timeout-minutes: 10
    steps:
    - name: Ensure that the intended version (${{ github.event.inputs.version }}) was never released before
      run: |
        if [[ "${{ github.event.inputs.version }}" = v* ]]; then
          echo "Checking if ${{ github.event.inputs.version }} conflicts with a past release..."
        else
          echo "ERROR: the intended version must start with 'v', e.g. 'v0.46.3."
          echo "ABORT!"
          exit -1
        fi
        CANONICAL_REFS=https://github.com/metabase/metabase/archive/refs
        URL=${CANONICAL_REFS}/tags/${{ github.event.inputs.version }}.zip
        HTTP_CODE=$(curl -s -L -o /dev/null --head -w "%{HTTP_CODE}" ${URL})
        if [[ $HTTP_CODE =~ "200" ]]; then
          echo "ERROR: that version was already released in the past."
          echo "ABORT!"
          exit -1
        else
          if [[ $HTTP_CODE =~ "404" ]]; then
            echo "That version has not been released yet."
            echo "Proceeding to the next step..."
            exit 0
          else
            echo "ERROR: Unhandled case of HTTP $HTTP_CODE while checking ${URL}"
            echo "ABORT!"
            exit -1
          fi
        fi

    - name: Check out the code to verify the release branch
      uses: actions/checkout@v3
      with:
        fetch-depth: 0  # IMPORTANT! to get all the branches
    - name: Ensure that the specified commit exists in the latest release branch
      run: |
        echo "Checking if the specified commit is in a release branch..."
        COMMIT=${{ github.event.inputs.commit }}
        git branch -a --contains $COMMIT > branches.txt
        if [[ $(grep -c master branches.txt) =~ 1 ]]; then
          echo "Found in master branch. ABORT!"
          exit -1
        fi
        if [[ $(grep -c 'release-x' branches.txt) =~ 1 ]]; then
          echo "Found the commit $COMMIT in:"
          git branch -a --contains $COMMIT
          echo "Proceeding to the next step..."
          exit 0
        else
          echo "Commit $COMMIT is not found in a single release branch"
          echo "ABORT!."