build.yml

name: Build Docker Images

env:
  DOCKERHUB_TAG: "foorschtbar/php-webserver"
  DOCKERHUB_SHORT_DESCRIPTION: "This is an usefull extension of the official php:*-apache Docker image."
  DOCKERHUB_README_FILE: "README.md"

on:
  push:
  schedule:
    - cron: "0 5 * * 5"

defaults:
  run:
    shell: "bash -Eeuo pipefail -x {0}"

jobs:
  main:
    name: Build & Push Docker Images
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        php: ["8.3"]
        python: ["python", "no-python"]
        include:
          - php: "8.3"
            python: "no-python"
            tag_with_latest: true
            tag_with_develop: true
          - php: "8.3"
            python: "python"
            tag_with_python: true

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_PASSWORD }}

      - name: Set cache buster
        id: cache_buster
        run: |
          if [ '${{ github.event_name }}' == 'schedule' ]
          then
            echo "Scheduled run. Disable cache."
            echo "::set-output name=suffix::-no-cache"
          else
            echo "Non-scheduled run. Enable cache."
            echo "::set-output name=suffix::"
          fi

      - name: Get branche name
        uses: nelonoel/branch-name@v1.0.1

      - name: Set Docker Tags
        id: docker_tags
        run: |
          TAGS=()
          TAG_DEVELOP=""
          TAG_PYTHON=""

          # Add tag develop if needed
          if [ ${BRANCH_NAME} == 'develop' ]
          then
            TAG_DEVELOP="-develop"

            # Tag with "develop"
            if [ '${{ matrix.tag_with_develop}}' == 'true' ]
            then
              TAGS+=(${{ env.DOCKERHUB_TAG }}:develop)
            fi
          else
            # Tag with "latest"
            if [ '${{ matrix.tag_with_latest }}' == 'true' ]
            then
              TAGS+=(${{ env.DOCKERHUB_TAG }}:latest)
            fi
          fi

          # Add tag python if needed
            if [ '${{ matrix.python }}' == 'python' ]
            then
              TAG_PYTHON="-python"
            fi

          # Build "long" tag
          TAGS+=(${{ env.DOCKERHUB_TAG }}:${{ matrix.php }}$TAG_PYTHON$TAG_DEVELOP)

          # Tag with "python"
          if [ '${{ matrix.tag_with_python }}' == 'true' ]
          then
            TAGS+=(${{ env.DOCKERHUB_TAG }}:python)
          fi

          TAG_LIST=$(IFS=,; printf '%s' "${TAGS[*]}")
          echo "Image tags:"
          printf -- '- %s\n' "${TAGS[@]}"
          echo "::set-output name=tags::$TAG_LIST"

      - name: Build and push
        id: docker_build
        uses: docker/build-push-action@v6
        with:
          build-args: |
            FROM_TAG=${{ matrix.php }}-apache
            PYTHON=${{ matrix.python }}
          push: true
          tags: ${{ steps.docker_tags.outputs.tags }}
          platforms: linux/386,linux/amd64,linux/arm/v7,linux/arm64
          cache-from: type=registry,ref=${{ env.DOCKERHUB_TAG }}:${{ matrix.php }}${{ steps.cache_buster.outputs.suffix }}
          cache-to: type=inline

      - name: Image digests
        run: |
          echo PHP version: ${{ matrix.php }}; \
          echo Python: ${{ matrix.python }}; \
          echo Branche: ${BRANCH_NAME}; \
          echo Digests: ${{ steps.docker_build.outputs.digest }}

  pushreadme:
    runs-on: ubuntu-latest
    name: Push README to Docker Hub
    steps:
      - name: git checkout
        uses: actions/checkout@v4

      - name: push README to Dockerhub
        uses: christian-korneck/update-container-description-action@v1
        env:
          DOCKER_USER: ${{ secrets.DOCKER_HUB_USERNAME }}
          DOCKER_PASS: ${{ secrets.DOCKER_HUB_PASSWORD }}
        with:
          destination_container_repo: ${{ env.DOCKERHUB_TAG }}
          provider: dockerhub
          short_description: ${{ env.DOCKERHUB_SHORT_DESCRIPTION }}
          readme_file: ${{ env.DOCKERHUB_README_FILE }}