cleanPR.yml

# Clean PR artifacts and image tags.
# Runs when a PR is closed (merged or not), or when a PR is converted back to draft.
# Deletes PR Helm release in dev and the four PR image tags (build-1.0.0-{PR}) in -tools.
name: Clean PR Artifacts

on:
  pull_request:
    types: [closed, converted_to_draft]

permissions:
  contents: read

env:
  IMAGE_TAG: build-1.0.0-${{ github.event.number }}

jobs:
  clean:
    name: Clean PR Artifacts for API, App, DB, and DB Setup in Dev and Tools environment
    runs-on: ubuntu-latest
    timeout-minutes: 20
    env:
      PR_NUMBER: ${{ github.event.number }}
    steps:
      # Install oc, which was removed from the ubuntu-latest image in v24.04
      - name: Install OpenShift CLI tools
        uses: redhat-actions/openshift-tools-installer@v1
        with:
          oc: "4.16"

      # Log in to OpenShift
      # Note: The secrets needed to log in are NOT available if the PR comes from a FORK.
      # PR's must originate from a branch off the original repo or else all openshift `oc` commands will fail.
      - name: Log in to OpenShift
        uses: redhat-actions/oc-login@v1
        with:
          openshift_server_url: https://api.silver.devops.gov.bc.ca:6443
          openshift_token: ${{ secrets.TOOLS_SA_TOKEN }}

      # Clean all PR artifacts for the PR using Helm
      - name: Clean PR Artifacts
        run: |
          echo "Cleaning PR artifacts for PR $PR_NUMBER"
          
          echo "Uninstalling Helm release from ${{ vars.OPENSHIFT_LICENSE_PLATE }}-dev namespace..."
          helm uninstall "pr-$PR_NUMBER" --namespace ${{ vars.OPENSHIFT_LICENSE_PLATE }}-dev || echo "No Helm release found in dev namespace for PR $PR_NUMBER"

          echo "Removing App image tag from ${{ vars.OPENSHIFT_LICENSE_PLATE }}-tools namespace..."
          oc tag -d biohub-platform-app:${{ env.IMAGE_TAG }} --namespace ${{ vars.OPENSHIFT_LICENSE_PLATE }}-tools || echo "No image found for PR $PR_NUMBER"

          echo "Removing API image tag from ${{ vars.OPENSHIFT_LICENSE_PLATE }}-tools namespace..."
          oc tag -d biohub-platform-api:${{ env.IMAGE_TAG }} --namespace ${{ vars.OPENSHIFT_LICENSE_PLATE }}-tools || echo "No image found for PR $PR_NUMBER"

          echo "Removing DB image tag from ${{ vars.OPENSHIFT_LICENSE_PLATE }}-tools namespace..."
          oc tag -d biohub-platform-db:${{ env.IMAGE_TAG }} --namespace ${{ vars.OPENSHIFT_LICENSE_PLATE }}-tools || echo "No image found for PR $PR_NUMBER"

          echo "Removing DB Setup image tag from ${{ vars.OPENSHIFT_LICENSE_PLATE }}-tools namespace..."
          oc tag -d biohub-platform-db-setup:${{ env.IMAGE_TAG }}  --namespace ${{ vars.OPENSHIFT_LICENSE_PLATE }}-tools || echo "No image found for PR $PR_NUMBER"
          
          echo "Cleanup completed for PR $PR_NUMBER"