check-release.yaml

name: Check Release

on:
  pull_request:
    branches:
      - master
    paths:
      - VERSION

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  SEMVER_PATTERN: '^([0-9]+)\.([0-9]+)\.([0-9]+)(-rc\.([0-9]+))?$'
  ARENA_ARTIFACTS_CHART: arena-artifacts

jobs:
  check:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout source code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Configure Git
        run: |
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"

      - name: Check whether version matches semver pattern
        run: |
          VERSION=$(cat VERSION)
          if [[ ${VERSION} =~ ${{ env.SEMVER_PATTERN }} ]]; then
            echo "Version '${VERSION}' matches semver pattern."
          else
            echo "Version '${VERSION}' does not match semver pattern."
            exit 1
          fi
          echo "VERSION=${VERSION}" >> $GITHUB_ENV

      - name: Check arena artifacts chart version and appVersion
        run: |
          CHART_VERSION=$(cat ${{ env.ARENA_ARTIFACTS_CHART }}/Chart.yaml | grep -e '^version:' | awk '{print $2}')
          CHART_APP_VERSION=$(cat ${{ env.ARENA_ARTIFACTS_CHART }}/Chart.yaml | grep -e '^appVersion:' | awk '{print $2}')
          if [[ ${CHART_VERSION} == ${VERSION} ]]; then
            echo "Chart version '${CHART_VERSION}' matches version '${VERSION}'."
          else
            echo "Chart version '${CHART_VERSION}' does not match version '${VERSION}'."
            exit 1
          fi
          if [[ ${CHART_APP_VERSION} == ${VERSION} ]]; then
            echo "Chart appVersion '${CHART_APP_VERSION}' matches version '${VERSION}'."
          else
            echo "Chart appVersion '${CHART_APP_VERSION}' does not match version '${VERSION}'."
            exit 1
          fi

      - name: Check if tag exists
        run: |
          git fetch --tags
          if git tag -l | grep -q "^v${VERSION}$"; then
            echo "Tag 'v${VERSION}' already exists."
            exit 1
          else
            echo "Tag 'v${VERSION}' does not exist."
          fi