bitnami-containers/.github/workflows/ci-automated-pipeline.yaml

name: '[CI/CD] CI Pipeline for automated PRs'
on: # Triggered only on open PR events done by bitnami-bot on containers folders
  pull_request_target:
    types:
      - opened
    branches:
      - main
      - bitnami:main
    paths:
      - 'bitnami/**'
env:
  CSP_API_URL: https://console.cloud.vmware.com
  CSP_API_TOKEN: ${{ secrets.CSP_API_TOKEN }}
  VIB_PUBLIC_URL: https://cp.bromelia.vmware.com
jobs:
  auto-pr-triage:
    runs-on: ubuntu-latest
    name: Triage for automated PRs
    if: |
      contains(github.event.pull_request.title, 'Release') &&
      github.actor == 'bitnami-bot'      
    steps:
      # Enables auto-merge and adds necessary labels for automated releases' PRs
      - id: labeling
        name: Label PR
        uses: andymckay/labeler@1.0.4
        with:
          add-labels: "verify, auto-merge"
      - id: auto-merge
        name: Enable auto-merge
        run: |
          curl --request POST \
          --url https://api.github.com/graphql \
          --header 'authorization: Bearer ${{ secrets.BITNAMI_BOT_TOKEN }}' \
          --data '{
            "query": "mutation { enablePullRequestAutoMerge(input: {pullRequestId: \"${{ github.event.pull_request.node_id }}\", mergeMethod: SQUASH}) { clientMutationId }}"
            }' \
          --fail          
  get-container:
    runs-on: ubuntu-latest
    name: Get modified containers
    needs: auto-pr-triage
    outputs:
      container: ${{ steps.get-container.outputs.container }}
      path: ${{ steps.get-container.outputs.path }}
    steps:
      - id: get-container
        name: Get modified containers
        run: |
          # Using the Github API to detect the files changed as git merge-base stops working when the branch is behind
          # and jitterbit/get-changed-files does not support pull_request_target
          URL="https://api.github.com/repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/files"
          files_changed_data=$(curl -s --header 'authorization: Bearer ${{ secrets.GITHUB_TOKEN }}' -X GET -G "$URL")
          files_changed="$(echo $files_changed_data | jq -r '.[] | .filename')"
          # Adding || true to avoid "Process exited with code 1" errors
          containers_dirs_changed="$(echo "$files_changed" | xargs dirname | grep -o "^bitnami/[^/]*" | sort | uniq || true)"
          flavors=($(echo "$files_changed" | xargs dirname | grep -o "^bitnami/[^/]*/[^/]*/[^/]*" | sort | uniq || true))
          container_name=$(echo "$containers_dirs_changed" | sed "s|bitnami/||g")

          if [[ "${#flavors[@]}" -eq "1" ]]; then
            # Changes done in only one container -> OK
            echo "::set-output name=container::${container_name}"
            echo "::set-output name=path::${flavors[0]}"
          else
            # No changes detected or there are changes done in more than one container -> FAIL. It doesn't make sense in automated PRs.
            echo -e "No changes detected or there are changes done in more than one container:\n${containers_dirs_changed}\n. The rest of the tests will be skipped."
            exit 1
          fi          
  vib-verify:
    runs-on: ubuntu-latest
    needs: get-container
    name: Verify
    steps:
      - uses: actions/checkout@v3
        name: Checkout Repository
        with:
          # Required to search the latest commit with the tag
          fetch-depth: 1
          # labeled events trigger the event with the latest commit in main
          ref: ${{ github.event.pull_request.head.ref }}
          repository: ${{ github.event.pull_request.head.repo.full_name }}
      - id: get-tag
        name: Get latest image tag
        run: |
          # Now EAM commits has the following format "[bitnami/<container>] Release <tag>"
          tag="$(grep -oE "org.opencontainers.image.ref.name=\".+\"" ${{ needs.get-container.outputs.path }}/Dockerfile | sed -nr "s|org.opencontainers.image.ref.name=\"(.+)\"|\1|p")"
          if [[ -z "${tag}" ]]; then
            echo "No tag found for: ${{ needs.get-container.outputs.path }}"
            exit 1
          else
            echo "::set-output name=tag::${tag}"
          fi          
      - uses: vmware-labs/vmware-image-builder-action@main
        name: Verify
        with:
          pipeline: vib-verify.json
        env:
          # Path with docker resources
          VIB_ENV_PATH: ${{ needs.get-container.outputs.path }}
          # Container name
          VIB_ENV_CONTAINER: ${{ needs.get-container.outputs.container }}
          VIB_ENV_TAG: ${{ steps.get-tag.outputs.tag }}
  auto-pr-review:
    runs-on: ubuntu-latest
    needs: vib-verify
    name: Reviewal for automated PRs
    if: |
      always() &&
      github.actor == 'bitnami-bot'      
    steps:
      # Approves the CI's PR if the 'VIB Verify' job succeeded
      # Approved by the 'github-actions' user. A PR can't be approved by its author
      - name: Approval
        if: ${{ needs.vib-verify.result == 'success' }}
        run: |
          curl --request POST \
          --url https://api.github.com/repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/reviews \
          --header 'authorization: Bearer ${{ secrets.GITHUB_TOKEN }}' \
          --header 'content-type: application/json' \
          --data '{
            "event": "APPROVE"
            }' \
          --fail          
      - name: Manual review required
        if: ${{ needs.vib-verify.result != 'success' }}
        run: |
          curl --request POST \
          --url https://api.github.com/repos/${{ github.repository }}/issues/${{ github.event.pull_request.number }}/comments \
          --header 'authorization: Bearer ${{ secrets.GITHUB_TOKEN }}' \
          --header 'content-type: application/json' \
          --data '{
            "body": "There has been an error during the automated release process. Manual revision is now required."
            }' \
          --fail          
      - name: Assign to a person to work on it
        if: ${{ needs.vib-verify.result != 'success' }}
        uses: pozil/auto-assign-issue@v1.9.0
        with:
          numOfAssignee: 1
          removePreviousAssignees: true
          teams: build-maintainers
          repo-token: "${{ secrets.BITNAMI_BOT_TOKEN }}"