docker-pi-hole/.github/workflows/test-and-build.yaml

name: Test & Build
on:
  schedule:
    - cron: '0 2 * * *'
  push:
    branches:
      - dev
  pull_request:
  release:
    types: [published]


jobs:
  test:
    runs-on: ubuntu-latest
    env:
      ARCH: amd64
      DEBIAN_VERSION: buster
    steps:
      - name: Checkout Repo
        uses: actions/checkout@v2
      - name: Run Tests
        run: |
          echo "Building ${ARCH}-${DEBIAN_VERSION}"
          ./gh-actions-test.sh          

  build-and-publish:
    if: github.event_name != 'pull_request'
    needs: test
    runs-on: ubuntu-latest
    steps:
      -
        name: Checkout
        uses: actions/checkout@v2
      -
        name: Calculate the versions to use
        id: variables
        run: |
          # If trigged by schedule then container tag will be nightly, else it's either dev or whatever the tagged version number is
          PIHOLE_VERSION=$([ "${{ github.event_name == 'schedule' }}" = "true" ] && echo "nightly" || echo "${GITHUB_REF#refs/*/}")

          # If we are building dev branch or nightly then we want to use the development branches of the core components
          # otherwise they will be unset and the main branches will be pulled
          if [ "${PIHOLE_VERSION}" = "dev" || "${PIHOLE_VERSION}" = "nightly" ]; then
            CORE_VERSION=development
            WEB_VERSION=devel
            FTL_VERSION=development
          fi

          echo ::set-output name=CORE_VERSION::${CORE_VERSION}
          echo ::set-output name=WEB_VERSION::${WEB_VERSION}
          echo ::set-output name=FTL_VERSION::${FTL_VERSION}
          echo ::set-output name=PIHOLE_VERSION::${PIHOLE_VERSION}          
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      -
        name: Docker meta
        id: meta
        uses: docker/metadata-action@v3
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          images: |
            ${{ secrets.DOCKERHUB_NAMESPACE }}/pihole
            ghcr.io/${{ github.repository_owner }}/pihole            
          flavor: |
            latest=${{ startsWith(github.ref, 'refs/tags/') }}            
          tags: |
            ${{ steps.variables.outputs.PIHOLE_VERSION }}            
      -
        name: Login to DockerHub
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKERHUB_USER }}
          password: ${{ secrets.DOCKERHUB_PASS }}
      -
        name: Login to GitHub Container Registry
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}
      -
        name: Build and push
        uses: docker/build-push-action@v2
        with:
          context: .
          platforms: linux/amd64, linux/arm64, linux/386, linux/arm/v7, linux/arm/v6, linux/ppc64le
          build-args: |
            CORE_VERSION=${{ steps.variables.outputs.CORE_VERSION }}
            WEB_VERSION=${{ steps.variables.outputs.WEB_VERSION }}
            FTL_VERSION=${{ steps.variables.outputs.FTL_VERSION }}
            PIHOLE_VERSION=${{ steps.variables.outputs.PIHOLE_VERSION }}            
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}