cpp-docker.yml

name: C/C++ CI docker

on: [push]

jobs:
  build:
    strategy:
      matrix:
        include:
        - os: windows-latest
          dockerfile: Dockerfile.windows
          arch: windows

        - os: ubuntu-latest
          dockerfile: Dockerfile.arm64
          arch: arm64
          image: arm64v8/ubuntu

        - os: ubuntu-latest
          dockerfile: Dockerfile.rpi
          arch: armv6l
          crosscompiler: https://sourceforge.net/projects/raspberry-pi-cross-compilers/files/Raspberry%20Pi%20GCC%20Cross-Compiler%20Toolchains/Buster/GCC%2010.2.0/Raspberry%20Pi%201%2C%20Zero/cross-gcc-10.2.0-pi_0-1.tar.gz          
          image: balenalib/raspberry-pi

        - os: ubuntu-latest
          dockerfile: Dockerfile.rpi
          arch: armv7l
          crosscompiler: https://sourceforge.net/projects/raspberry-pi-cross-compilers/files/Raspberry%20Pi%20GCC%20Cross-Compiler%20Toolchains/Buster/GCC%2010.2.0/Raspberry%20Pi%202%2C%203/cross-gcc-10.2.0-pi_2-3.tar.gz                
          image: balenalib/raspberry-pi2
          
        - os: ubuntu-latest
          dockerfile: Dockerfile
          arch: amd64

    runs-on: ${{ matrix.os }}
    
    steps:
    - uses: actions/checkout@v4
    - run: git fetch --prune --unshallow --tags

    - name: Build an image from Dockerfile
      run: |
        docker info
        docker build -t docker.io/${{ github.repository }}:${{ github.base_ref || github.ref_name }}-${{ matrix.arch }} -f ${{ matrix.dockerfile }} --build-arg CROSSCOMPILER=${{ matrix.crosscompiler }} --build-arg ARCH=${{ matrix.arch }} --build-arg IMAGE=${{ matrix.image }} .

    - name: Login to GitHub Container Registry
      uses: docker/login-action@v3
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}

    - name: Push to Container Registry
      run: |
        docker push docker.io/${{ github.repository }}:${{ github.base_ref || github.ref_name }}-${{ matrix.arch }} 

  multiarch:
    needs: build
    runs-on: ubuntu-latest
    steps:
    
    - name: Login to GitHub Container Registry
      uses: docker/login-action@v3
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}

    - name: Publish multiarch image
      env:
        DOCKER_CLI_EXPERIMENTAL: enabled
      run: | 
        docker info
        export TAG=${{ github.base_ref || github.ref_name }}
        export MANIFEST=${TAG}
        [ "$TAG" == "master" ] && export MANIFEST=latest 
        docker manifest create --amend docker.io/${{ github.repository }}:${MANIFEST} docker.io/${{ github.repository }}:${TAG}-amd64 docker.io/${{ github.repository }}:${TAG}-armv7l docker.io/${{ github.repository }}:${TAG}-armv6l docker.io/${{ github.repository }}:${TAG}-windows docker.io/${{ github.repository }}:${TAG}-arm64
        docker manifest annotate docker.io/${{ github.repository }}:${MANIFEST} docker.io/${{ github.repository }}:${TAG}-armv7l --os linux --arch arm --variant v7
        docker manifest annotate docker.io/${{ github.repository }}:${MANIFEST} docker.io/${{ github.repository }}:${TAG}-armv6l --os linux --arch arm --variant v6l
        docker manifest push docker.io/${{ github.repository }}:${MANIFEST} -p