docker-multi-arch.yml

name: Publish Regular multi-arch Docker images

on:
  push:
    tags:
      - "release/*"
      - "feature/*"
      - "daily/*"
      - "v*" # release
      - "f*" # feature
      - "d*" # daily

jobs:
  release:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        base: ["stable"]

    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Prepare for docker build
        id: prepare
        run: |
          image_name=${{secrets.DOCKER_USERNAME}}/spotconnect

          ref_type=${{ github.ref_type }}
          echo "REF_TYPE: ["$ref_type"]"

          ref_name=${{ github.ref_name }}
          echo "REF_NAME: ["$ref_name"]"

          ref=${{ github.ref }}
          echo "REF: ["$ref"]"

          declare -A base_image_from_matrix
          base_image_from_matrix[stable]=debian:stable-slim

          select_base_image=${base_image_from_matrix[${{ matrix.base }}]}
          if [ -z "${select_base_image}" ]; then
            select_base_image=debian:stable-slim
          fi
          echo "Select Base Image [" $select_base_image "]"

          declare -A special_tags
          special_tags[stable]="${image_name}:latest,${image_name}:stable"

          declare -A distro_friendly_name_dict
          distro_friendly_name_dict[stable]=debian

          distro_friendly_name=${{ matrix.base }}
          lookup_distro_name=${distro_friendly_name_dict[${{ matrix.base }}]}
          if [ -n "${lookup_distro_name}" ]; then
            distro_friendly_name=$lookup_distro_name
          fi

          tags=""
          if [ "${ref_type}" = "tag" ]; then
            echo "tag mode"
            echo "tag is ["${ref_name}"]"
            if [[ "${ref_name}" = *"/"* ]]; then
              tag_type=$(echo ${ref_name} | cut -d '/' -f 1)
              tag_name=$(echo ${ref_name} | cut -d '/' -f 2) 
            else
              if [[ "${ref_name}" = "v"* || "${ref_name}" = "f"* || "${ref_name}" = "d"* ]]; then
                tag_type=${ref_name:0:1}
                tag_name=${ref_name:1}
              fi
            fi
            echo "tag_type=[$tag_type]"
            echo "tag_name=[$tag_name]"
            if [[ "${tag_type}" == "release" || "${tag_type}" == "v" ]]; then
              echo "release tag"
              tags="$image_name:${distro_friendly_name}"
              tags="$tags,$image_name:${distro_friendly_name}-${tag_name}"
              special_tag_lookup="${{ matrix.base }}"
              select_special_tags=${special_tags["${special_tag_lookup}"]}
              building_now="${distro_friendly_name}"
              echo "Building now: ["$building_now"]"
              if [[ -n "${select_special_tags}" ]]; then
                echo "Found special tags for ["${building_now}"]=["${select_special_tags}"]"
                tags="$tags,${select_special_tags}"
              else
                echo "No special tags found for ["${building_now}"]"
              fi
            elif [[ "${tag_type}" == "feature" || "${tag_type}" == "f" ]]; then
              echo "feature tag"
              tags="${image_name}:feature-${tag_name}-${distro_friendly_name}"
            elif [[ "${tag_type}" = "daily" || "${tag_type}" = "d" ]]; then
              echo "daily build"
              tags="${image_name}:daily-${distro_friendly_name}"
            fi
          fi
          echo "Building tags: ["${tags}"]"
          echo "RELEASE_TAGS=${tags}" >> $GITHUB_OUTPUT
          echo "BASE_IMAGE=${select_base_image}" >> $GITHUB_OUTPUT

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

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

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

      - name: Build and push
        uses: docker/build-push-action@v3
        with:
          context: .
          build-args: |
            BASE_IMAGE=${{ steps.prepare.outputs.BASE_IMAGE }}
          platforms: linux/amd64,linux/arm64/v8,linux/arm/v7
          push: true
          tags: ${{ steps.prepare.outputs.RELEASE_TAGS }}