create-pr-preview.yaml

name: create-pr-preview

# on merge to main from pull request (recommended)
on:
  pull_request:
    types: [labeled]
    branches:
      - main
env:
  REPO_NAME: ${{ github.event.repository.name }}
  PR_LINK: ${{ github.server_url }}/${{ github.repository }}/pull/${{ github.event.pull_request.number }}

jobs:
  create-preview-env:
    if: ${{ github.event.label.name == 'preview' }}
    runs-on: ubuntu-22.04
    permissions:
      id-token: write
      pull-requests: write
    steps:
      - id: checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ github.head_ref }}

      - id: install-loft-cli
        uses: loft-sh/setup-loft@v2
        with:
          version: v3.2.4
          url: ${{ secrets.LOFT_URL }}
          # Specify your Loft access key here
          access-key: ${{ secrets.LOFT_PREVIEW_ACCESS_KEY }}

      - id: create-preview-vcluster
        run: |
          loft create vcluster $REPO_NAME-pr-${{ github.event.pull_request.number }} --project preview --recreate \
            --link "GitHub PR=$PR_LINK" \
            --link "Preview app=https://${{ env.REPO_NAME}}-pr-${{ github.event.pull_request.number }}.previews.k8s.kurtmadel.com" \
            --link "Argo CD App=https://argocd.k8s.kurtmadel.com/applications/argocd/${{ env.REPO_NAME}}-${{ github.event.pull_request.head.ref }}-${{ github.event.pull_request.number }}?view=tree&resource="

      - id: create-argocd-app
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          gh pr edit ${{ github.event.pull_request.number }} --add-label "preview-cluster-ready"

      - id: add-pr-link
        uses: marocchino/sticky-pull-request-comment@v2
        with:
          number: ${{ github.event.pull_request.number }}
          header: release
          message: |
            [Preview environment app link](https://${{ env.REPO_NAME}}-pr-${{ github.event.pull_request.number }}.previews.k8s.kurtmadel.com)
            
            [Argo CD App](https://argocd.k8s.kurtmadel.com/applications/argocd/${{ env.REPO_NAME}}-${{ github.event.pull_request.head.ref }}-${{ github.event.pull_request.number }}?view=tree&resource=)
            
            [Preview vcluster pods](${{ secrets.LOFT_URL }}/projects/preview/vclusters/$REPO_NAME-pr-${{ github.event.pull_request.number }}/pods)