main.yml

name: Build and Push Docker Images

on:
  release:
    types: [published]

jobs:
  # build all the image variants
  build:
    runs-on: ubuntu-latest

    steps:
    # checkout repo
    - 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: Get branch/tag name
      id: get_branch
      run: |
        export BRANCH_NAME=$(echo "${{ github.ref }}" | sed -e "s/refs\/heads\///g" -e "s/refs\/tags\///g")
        echo $BRANCH_NAME
        echo "BRANCH_NAME=${BRANCH_NAME}" >> $GITHUB_OUTPUT

    - name: Set image tag
      id: image_tag
      run: |
        export IMAGE_TAG=$(if [[ "${{ steps.get_branch.outputs.BRANCH_NAME }}" =~ (latest|master|main) ]]; then echo "latest"; else echo "${{ steps.get_branch.outputs.BRANCH_NAME }}"; fi)
        echo $IMAGE_TAG
        echo "IMAGE_TAG=${IMAGE_TAG}" >> $GITHUB_OUTPUT

    - name: Set alternate image tag
      id: alt_image_tag
      run: |
        export ALT_IMAGE_TAG=$(if [[ "${{ steps.get_branch.outputs.BRANCH_NAME }}" =~ (latest|master|main) ]]; then echo "ubuntu"; else echo "${{ steps.get_branch.outputs.BRANCH_NAME }}-ubuntu"; fi)
        echo $ALT_IMAGE_TAG
        echo "ALT_IMAGE_TAG=${ALT_IMAGE_TAG}" >> $GITHUB_OUTPUT

    - name: Set versioned image tag
      id: versioned_image_tag
      run: |
        export FORMATED_DATE=`date +%Y-%m-%d`
        export VERSION_IMAGE_TAG=$(if [[ "${{ steps.get_branch.outputs.BRANCH_NAME }}" =~ (latest|master|main) ]]; then echo ${FORMATED_DATE}; else echo "${{ steps.get_branch.outputs.BRANCH_NAME }}-${FORMATED_DATE}"; fi)
        echo $VERSION_IMAGE_TAG
        echo "VERSION_IMAGE_TAG=${VERSION_IMAGE_TAG}" >> $GITHUB_OUTPUT

    - name: Set Package Versions
      id: pkg_version
      run: |
        get_latest_release() {
          curl --silent "https://api.github.com/repos/$1/releases/latest" | # Get latest release from GitHub api
            grep '"tag_name":' |                                            # Get tag line
            sed -E 's/.*"([^"]+)".*/\1/'                                    # Pluck JSON value
        }
        export HOMEBRIDGE_APT_PKG_VERSION=`get_latest_release "homebridge/homebridge-apt-pkg"`
        export FFMPEG_VERSION=`get_latest_release "homebridge/ffmpeg-for-homebridge"`
        echo "HOMEBRIDGE_APT_PKG_VERSION=${HOMEBRIDGE_APT_PKG_VERSION}" >> $GITHUB_OUTPUT
        echo "FFMPEG_VERSION=${FFMPEG_VERSION}" >> $GITHUB_OUTPUT

    - name: Log into GitHub Container registry
      uses: docker/login-action@v3
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Build and Push Image to GitHub Container Registry
      uses: docker/build-push-action@v5
      with:
        context: .
        file: ./Dockerfile
        platforms: linux/amd64,linux/arm/v7,linux/arm64
        push: true
        build-args: |
          HOMEBRIDGE_APT_PKG_VERSION=${{ steps.pkg_version.outputs.HOMEBRIDGE_APT_PKG_VERSION }}
          FFMPEG_VERSION=${{ steps.pkg_version.outputs.FFMPEG_VERSION }}
        tags: |
          ghcr.io/homebridge/homebridge:latest
          ghcr.io/homebridge/homebridge:ubuntu
          ghcr.io/homebridge/homebridge:${{ steps.image_tag.outputs.IMAGE_TAG }}

    - name: Log into Docker Hub
      uses: docker/login-action@v3
      if: github.repository == 'homebridge/docker-homebridge'
      with:
        registry: docker.io
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}

    - name: Build and Push Image to Docker Hub
      uses: docker/build-push-action@v5
      if: github.repository == 'homebridge/docker-homebridge'
      with:
        context: .
        file: ./Dockerfile
        platforms: linux/amd64,linux/arm/v7,linux/arm64
        push: true
        build-args: |
          HOMEBRIDGE_APT_PKG_VERSION=${{ steps.pkg_version.outputs.HOMEBRIDGE_APT_PKG_VERSION }}
          FFMPEG_VERSION=${{ steps.pkg_version.outputs.FFMPEG_VERSION }}
        tags: |
          homebridge/homebridge:latest
          homebridge/homebridge:ubuntu
          homebridge/homebridge:${{ steps.image_tag.outputs.IMAGE_TAG }}

  tag:
    name: Verify Release Tag
    runs-on: ubuntu-latest
    outputs:
      version: ${{ steps.get_version.outputs.version }}
    steps:
      - name: Get Release Tag
        id: get_version
        uses: jannemattila/get-version-from-tag@v3
      - name: Tag Info
        run: |
          echo "Release Tag: ${{github.ref}}"
          echo "Latest Tag: ${{ steps.get_version.outputs.version }}"
      - name: Tag Info Matches
        if: endsWith(github.ref, steps.get_version.outputs.version )
        run: |
          echo Latest Tag matches Release tag
      - name: Tag Info Doesn't Match
        if: ${{ !endsWith(github.ref, steps.get_version.outputs.version ) }}
        run: |
          echo Latest Tag does not matches Release tag
          exit 1   

  github-releases-to-discord:
    name: Discord Webhooks
    needs: build
    uses: homebridge/.github/.github/workflows/discord-webhooks.yml@latest
    with:
      title: "Homebridge Docker Release"
      description: |
        Version `${{ github.event.release.tag_name }}`
      url: "https://github.com/homebridge/homebridge-docker/releases/tag/${{ github.event.release.tag_name }}"
    secrets:
      DISCORD_WEBHOOK: ${{ secrets.DISCORD_WEBHOOK_URL_LATEST }}