build-using-cnb-buildpack.yml

name: "Build using cnb buildpack"
permissions:
  packages: write
on:
  push:
    branches:
      - '*'
    tags:
      - "v?[0-9]+.[0-9]+.[0-9]+*"
env:
  CNB_IMAGE_NAME: cnb-app
  SERVICE_VERSION: '6.0'
  SERVICE_PORT: 6379 # Default value: 27017
  SERVICE_USERNAME: '22032e25-4aba-417f-a394-8bbd78d920cd'
  SERVICE_PASSWORD: 'StbQ4EovUpwQjD0cT1Hr7PKBG'
  DATABASE_NAME: my-redis-db

jobs:
  package-app:
    name: "Package ${{ github.repository }} as CNB app"
    runs-on: ubuntu-latest
    services:
      redis:
        # Docker Hub image
        image: redis
        # Set health checks to wait until redis has started
        options: >-
          --health-cmd "redis-cli ping"
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
        ports:
          # Maps port 6379 on service container to the host
          - 6379:6379
    steps:
      -
        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b # v4.1.5
        with:
          # Number of commits to fetch. 0 indicates all history for all branches and tags.
          # Default: 1
          fetch-depth: 1
      -
        name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        with:
          driver-opts: network=host
      -
        name: Setup pack for ${{ github.repository }}
        uses: buildpacks/github-actions/setup-pack@v5.0.0
#      -
#        name: Start MongoDB testing server
#        uses: supercharge/mongodb-github-action@1.11.0
#        with:
#          mongodb-version: ${{ env.SERVICE_VERSION }}
#          mongodb-port: ${{env.SERVICE_PORT}}
#          mongodb-username: ${{env.SERVICE_USERNAME}}
#          mongodb-password: ${{env.SERVICE_PASSWORD}}
#          mongodb-db: ${{env.DATABASE_NAME}}
#          mongodb-container-name: mongodb-${{ env.SERVICE_VERSION }}

      -
        name: Packaging app from ${{ github.repository }} pushed by ${{ github.actor }}
        shell: bash
        run: |
          echo "Pack Build ${{env.CNB_IMAGE_NAME}} (${{github.repository}})"
          pack build ${{env.CNB_IMAGE_NAME}} --builder heroku/builder:24
          echo "Pack Inspect ${{env.CNB_IMAGE_NAME}} (${{github.repository}})"
          pack inspect ${{env.CNB_IMAGE_NAME}}
      -
        name: Testing app
        shell: bash
        run: |
          cat vcap-services-template.sh|envsubst >vcap-service.env
          cat vcap-service.env
          echo "Starting sample app"
          container_id=$(docker run -d -e PORT=80 --env-file vcap-service.env -p 8080:80 --name "cnb-app-container" ${{env.CNB_IMAGE_NAME}})
          echo "Cnb app started (id: $container_id)"
          docker inspect -f '{{.HostConfig.LogConfig.Type}}' $container_id 
          # docker run   -e PORT=80 --env-file vcap-service.env -p 8080:80 --name "cnb-app-container" ${{env.CNB_IMAGE_NAME}}
          docker logs -f cnb-app-container &> cnb-app-container.log &
          docker ps -a
          env|sort
          export APP="http://127.0.0.1:8080"
          exit_status=0
          if nc -vz 127.0.0.1 8080;then echo "port 8080 available";else echo "port 8080 UNAVAILABLE";exit_status=1;fi                    
          if nc -vz 127.0.0.1 ${SERVICE_PORT};then echo "port ${SERVICE_PORT} available";else echo "port ${SERVICE_PORT} UNAVAILABLE";exit_status=1;fi                    
          echo "Create using > curl -X PUT $APP/foo -d 'data=bar' <"
          if ! curl -vvv -X PUT $APP/foo -d 'data=bar';then
            echo "Create failed"
            exit_status=1
          else
            echo "Create successful"
          fi
          echo "Delete using 'curl -X DELETE $APP/foo'"
          if ! curl -vvv -X DELETE $APP/foo;then
            echo "Delete failed"
            exit_status=1
          else
            echo "Delete successful"
          fi
          echo "Dumping logs using docker logs cnb-app-container"
          docker logs cnb-app-container
          ls -lrt
          exit $exit_status
      -
        name: Tag version ${{github.ref_name}}
        if: github.ref_type == 'tag'
        run: |
          docker tag ${{env.CNB_IMAGE_NAME}}:latest ghcr.io/${{ github.repository }}:${{github.ref_name}}
      -
        name: Tag with common data
        run: |
          docker tag ${{env.CNB_IMAGE_NAME}}:latest ghcr.io/${{ github.repository }}:latest
          docker tag ${{env.CNB_IMAGE_NAME}}:latest ghcr.io/${{ github.repository }}:${{github.sha}}
          echo "cleanup built image"
          docker image rm ${{env.CNB_IMAGE_NAME}}:latest
          echo "dump existing images"
          docker images
      -
        name: Publish ghcr.io/${{ github.repository }}
        run: |
          echo "publish all tags"
          docker push --all-tags ghcr.io/${{ github.repository }}