diff.yml

name: Argo CD

on:
  pull_request:
    branches:
      - master

jobs:
  diff:
    name: Differences
    runs-on: ubuntu-latest
    timeout-minutes: 5
    permissions:
      pull-requests: write
    steps:
      - uses: actions/checkout@v4
      - uses: clowdhaus/argo-cd-action@v2.2.0
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          command: version
          options: --client
      - name: Gather differences in the app of apps
        env:
          ARGOCD_AUTH_TOKEN: ${{ secrets.ARGOCD_AUTH_TOKEN }}
        run: |
          echo '```diff' > diff.txt
          set +e -o pipefail
          argocd app diff app-of-apps --revision ${{ github.sha }} \
            --server ${{ vars.ARGOCD_SERVER }} --grpc-web | tee -a diff.txt
          status="$?"
          echo '```' >> diff.txt
          set -e

          if [ "$status" -ne 0 ] && [ "$status" -ne 1 ]; then
            echo "A failure happened while running the app diff command." > diff.txt
            exit 1
          elif [ "$status" -eq 0 ]; then
            echo "No differences found in the app of apps." > diff.txt
          fi
      - name: Comment results on the pull request
        uses: thollander/actions-comment-pull-request@v2
        with:
          filePath: diff.txt