docker-build-and-test.yml

name: Build and test the Docker image
on:
  pull_request:
    types: [ opened, synchronize, ready_for_review ]
  push:
    branches: [ "main" ]
  workflow_dispatch:

env:
  TEST_IMAGE_NAME: 'local/openrouteservice:test'
  BUILD_PLATFORMS: 'linux/amd64,linux/arm64/v8'


jobs:
  # This way the env variables are accessible in the individual jobs
  prepare_environment:
    name: Prepare the environment variables
    runs-on: ubuntu-latest
    outputs:
      test_image_name: ${{ env.TEST_IMAGE_NAME }}
      build_platforms: ${{ env.BUILD_PLATFORMS }}
    steps:
      - run: |
          echo "Publish environment variables"
  build_docker_images:
    name: Build the docker images
    runs-on: ubuntu-latest
    needs:
      - prepare_environment
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
        id: buildx
        with:
          install: true
      - name: Build image for platforms ${{ needs.prepare_environment.outputs.build_platforms }}
        uses: docker/build-push-action@v4
        with:
          context: .
          push: false
          load: false
          tags: ${{ needs.prepare_environment.outputs.test_image_name }}
          platforms: "${{ needs.prepare_environment.outputs.build_platforms }}"
          cache-from: type=gha
          cache-to: type=gha,mode=max
  run_docker_image_tests:
    name: Run & test ${{ matrix.platform }}
    runs-on: ${{ matrix.image }}
    needs:
      - prepare_environment
      - build_docker_images
    strategy:
      matrix:
        platform: [ linux/amd64,linux/arm64/v8 ]
        image: [ ubuntu-latest ]
        # linux/arm64/v8 is emulated with qemu and takes ages to build the graph.
        # Only run linux/arm64/v8 tests on ready PR and main.
        isDraftPR:
          - ${{ github.event_name == 'pull_request' && github.event.pull_request.draft == true }}
        exclude:
          - isDraftPR: true
            platform: linux/arm64/v8
    steps:
      - run: |
          echo "Run docker test for platform ${{ matrix.platform }}"
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: Set the wait time for arm64
        run: |
          if [[ "${{ matrix.platform }}" == 'linux/arm64/v8' ]]; then
            # arm64 is emulated and takes longer to build the graph
            echo "Set HEALTH_WAIT_TIME to 600 for arm64"
            echo "HEALTH_WAIT_TIME=600" >> $GITHUB_ENV
          else
            echo "Set HEALTH_WAIT_TIME to 260 for non-arm64"
            echo "HEALTH_WAIT_TIME=260" >> $GITHUB_ENV
          fi
      - name: Set up QEMU for ${{ matrix.platform }}
        uses: docker/setup-qemu-action@v3
        with:
          platforms: ${{ matrix.platform }}
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
        id: buildx
        with:
          install: true
      - name: Install jq
        uses: awalsh128/cache-apt-pkgs-action@latest
        with:
          packages: jq moreutils
          version: 1.0
      - name: Build image
        uses: docker/build-push-action@v4
        with:
          context: .
          push: false
          load: true
          tags: ${{ needs.prepare_environment.outputs.test_image_name }}
          platforms: "${{ matrix.platform }}"
          cache-from: type=gha
      - name: Start container from previously build image and wait for successful checks
        run: |
          docker run -it -d -p 8080:8080 -v graphs:/home/ors/ors-core/data/graphs -v conf:/home/ors/ors-conf --name ors-instance ${{ needs.prepare_environment.outputs.test_image_name }}
          docker logs ors-instance
          # Check for health to turn 200 after the graphs are build and spring-boot completely started
          ./.github/utils/url_check.sh 127.0.0.1 8080 /ors/v2/health 200 ${{ env.HEALTH_WAIT_TIME }}
          # Check for correct preflight settings to avoid CORS issues with ORIGIN wildcard from the example config
          ./.github/utils/cors_check.sh 127.0.0.1 8080 /ors/v2/isochrones/geojson "https://example.org" 200 10
          ./.github/utils/cors_check.sh 127.0.0.1 8080 /ors/v2/isochrones/geojson "https://example.com" 200 10
          # Restart the container to apply the config changes
          docker stop ors-instance
          docker container prune -f 
          docker run -it -d -p 8080:8080 -v graphs:/home/ors/ors-core/data/graphs -v conf:/home/ors/ors-conf -e ORS_CORS_ALLOWED_ORIGINS=https://example.org --name ors-instance ${{ needs.prepare_environment.outputs.test_image_name }}
          # Request preflight with https://example.com and https://example.org to see if it gets applied correctly
          ./.github/utils/cors_check.sh 127.0.0.1 8080 /ors/v2/isochrones/geojson "https://example.org" 200 50
          # It should fail with http code 403 for https://example.com since the Origin is not covered.
          ./.github/utils/cors_check.sh 127.0.0.1 8080 /ors/v2/isochrones/geojson "https://example.com" 403 10