name: CI

on:
  push:
    branches:
      - master
    tags:
      - 'v*'
  pull_request:
    branches:
      - master

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: donkie/spoolman

jobs:
  #
  # Linting
  #
  style:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: "3.9"

      - name: Install pre-commit
        run: pip install pre-commit==3.3.2

      - name: Run pre-commit
        run: pre-commit run --all-files
  #
  # Build native image for integration tests
  #
  build-amd64:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

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

      - name: Log in to the Github Container registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build Spoolman
        uses: docker/build-push-action@v4
        with:
          context: .
          tags: ${{ env.IMAGE_NAME }}:test
          outputs: type=docker,dest=/tmp/spoolman.tar
          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-amd64
          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-amd64,mode=max

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: spoolman
          path: /tmp/spoolman.tar
  #
  # Build tester image for integration tests
  #
  build-tester:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

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

      - name: Log in to the Github Container registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build Spoolman Tester
        uses: docker/build-push-action@v4
        with:
          context: ./tests_integration
          tags: ${{ env.IMAGE_NAME }}-tester:latest
          outputs: type=docker,dest=/tmp/spoolman-tester.tar
          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-tester
          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-tester,mode=max

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: spoolman-tester
          path: /tmp/spoolman-tester.tar
  #
  # Perform integration tests
  #
  test:
    needs: [build-amd64, build-tester]
    strategy:
      matrix:
        dbtype: ["postgres", "sqlite", "mariadb", "cockroachdb"]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Download built images
        uses: actions/download-artifact@v3
        with:
          path: /tmp

      - name: Load built images
        run: |
          docker load --input /tmp/spoolman/spoolman.tar
          docker load --input /tmp/spoolman-tester/spoolman-tester.tar

      - name: Perform integration tests
        uses: isbang/compose-action@v1.4.1
        with:
          compose-file: "./tests_integration/docker-compose-${{ matrix.dbtype }}.yml"
          up-flags: "--abort-on-container-exit"
          down-flags: "--volumes"
  #
  # Build arm64 image
  # Don't run this for pull requests
  # Only push to buildcache and let release job push to registry
  #
  build-arm64:
    if: ${{ github.event_name != 'pull_request' }}
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

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

      - name: Log in to the Github Container registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and cache Docker image
        uses: docker/build-push-action@v4
        with:
          context: .
          platforms: linux/arm64
          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-arm64
          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-arm64,mode=max
  #
  # Build arm/v7 image
  # Don't run this for pull requests
  # Only push to buildcache and let release job push to registry
  #
  build-armv7:
    if: ${{ github.event_name != 'pull_request' }}
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

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

      - name: Log in to the Github Container registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and cache Docker image
        uses: docker/build-push-action@v4
        with:
          context: .
          platforms: linux/arm/v7
          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-armv7
          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-armv7,mode=max
  #
  # Release image if tests pass
  # Don't run this for pull requests
  #
  release:
    if: ${{ github.event_name != 'pull_request' }}
    needs: [test, build-amd64, build-arm64, build-armv7]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

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

      - name: Log in to the Github Container registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: |
            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=edge
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}

      - name: Build and push Docker images
        uses: docker/build-push-action@v4
        with:
          context: .
          platforms: linux/amd64,linux/arm64,linux/arm/v7
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: |
            type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-amd64
            type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-arm64
            type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-armv7