docker-test.yaml

name: Docker Build Test

on:
  pull_request:
env:
  HEALTH_CHECK_TIMEOUT_SECONDS: 60
jobs:
  docker-build-test:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Build docker image
        run: |
          docker build -t test-build .
      - name: Inspect Docker Container for Healthcheck
        if: ${{ ! vars.DISABLE_HEALTHCHECK }} # set to true to disable HEALTHCHECK tests
        run: |
          HEALTHCHECK=$(docker inspect --format='{{json .Config.Healthcheck}}' test-build)
          if [ "$HEALTHCHECK" = "null" ]; then
            echo "::error::Image does not have a healthcheck configured"
            exit 1
          fi
      - name: Test Docker Image
        if: ${{ ! vars.DISABLE_HEALTHCHECK }} 
        run: | 
          timeout_seconds=${{env.HEALTH_CHECK_TIMEOUT_SECONDS}}
          start_time=$(date +%s)
          docker run --name test-container -d test-build 
          # Wait until the container is running or timeout occurs
          while true; do
              if [ "$(docker inspect -f {{.State.Health.Status}} test-container )" == "healthy" ]; then
                  echo "Container is Healthy."
                  break
              fi

              current_time=$(date +%s)
              elapsed_time=$((current_time - start_time))

              if [ $elapsed_time -ge $timeout_seconds ]; then
                  echo "::error::Timeout occurred. Container didn't became healthy within $timeout_seconds seconds."
                  exit 1
              fi

              sleep 2
          done


          #  Add more tests based on your requirements
      
      - name: Show the Healtcheck and container logs
        if: always()
        run: |
          (docker inspect -f '{{json .State.Health}}' test-container || true ) | jq '.'
          docker logs test-container || true