build_containers.yaml

name: Build container image for GHCR
on:
  push:
    branches:
      - devel
      - RELEASE_*
  workflow_dispatch:
  schedule:
    - cron: '0 18 * * 5'

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        base:
          - {image: 'rocker/r-ver', amdtag: '4.2.3', armtag: '4.2.3', outname: 'r-ver'}
          - {image: 'rocker/rstudio', amdtag: '4.2.3', armtag: 'N/A', outname: 'bioconductor_docker'}
          - {image: 'rocker/tidyverse', amdtag: '4.2.3', armtag: 'N/A', outname: 'tidyverse'}
          - {image: 'rocker/ml-verse', amdtag: '4.2.3', armtag: 'N/A', outname: 'ml-verse'}

    name: Build branch images
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Free root space
        uses: almahmoud/free-root-space@main
        with:
          verbose: true

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
        with:
          platforms: arm64

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

      - name: Login to GHCR
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Login to Dockerhub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Extract metadata for container image
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ github.repository_owner }}/${{ matrix.base.outname }}
          tags: |
            type=raw,value={{branch}}

      - name: Set comma-separated list with all repository names
        id: images
        run: |
          IMG=${{ steps.meta.outputs.tags }}
          REPOLIST="docker.io/$IMG"
          REPOLIST="ghcr.io/$IMG,$REPOLIST"
          # Add tag with tag 3.xx as well as RELEASE_3_xx
          if [[ $IMG = *"RELEASE_"* ]]; then
            REPOLIST="$(echo $REPOLIST | sed 's/:RELEASE_3_/:3./g'),$REPOLIST"
          fi
          # Add tag with R version (based on amd64)
          docker pull ${{ matrix.base.image }}:${{ matrix.base.amdtag }}
          RVER=$(docker inspect ${{ matrix.base.image }}:${{ matrix.base.amdtag }} | jq -r '.[].Config.Env[]|select(match("^R_VERSION"))|.[index("=")+1:]')
          REPOLIST="$(echo $REPOLIST | sed "s/,/-R-$RVER,/g")-R-$RVER,$REPOLIST"
                    # Also add alternative without _docker when in name
          if [[ $REPOLIST == *"_docker"* ]]; then
            REPOLIST="$(echo $REPOLIST | sed 's/_docker//g'),$REPOLIST"
          fi
          echo list=$REPOLIST >> $GITHUB_OUTPUT

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
        with:
          platforms: linux/amd64,linux/arm64

      - name: Build and push container image to all repos both arm64 and amd64
        uses: docker/build-push-action@v3
        with:
          build-args: |
            BASE_IMAGE=${{ matrix.base.image }}
            arm64_tag=${{ matrix.base.armtag }}
            amd64_tag=${{ matrix.base.amdtag }}
          file: Dockerfile
          push: true
          tags: ${{ steps.images.outputs.list }}
          labels: ${{ steps.meta.outputs.labels }}
          platforms: linux/amd64,linux/arm64
        if: matrix.base.armtag != 'N/A'

      - name: Build and push container image to all repos amd64 only
        uses: docker/build-push-action@v3
        with:
          build-args: |
            BASE_IMAGE=${{ matrix.base.image }}
            amd64_tag=${{ matrix.base.amdtag }}
          file: Dockerfile
          push: true
          tags: ${{ steps.images.outputs.list }}
          labels: ${{ steps.meta.outputs.labels }}
          platforms: linux/amd64
        if: matrix.base.armtag == 'N/A'