saic-python-mqtt-gateway/.github/workflows/build_docker_images.yml at main · SAIC-iSmart-API/saic-python-mqtt-gateway · GitHub

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---
name: Build Docker images

on:
  workflow_call:
    inputs:
      image-tag:
        description: 'The primary tag for the image (e.g., latest, dev)'
        required: true
        type: string
      version-tag:
        description: 'The version tag (e.g., 1.2.3, 1.2.3-rc1)'
        required: true
        type: string
      use-cache:
        description: 'Whether to use GHA build cache'
        required: false
        type: boolean
        default: false
    secrets:
      DOCKERHUB_USERNAME:
        required: false
      DOCKERHUB_PASSWORD:
        required: false
      DOCKERHUB_ORGANIZATION:
        required: false

env:
  IMAGE_NAME: saic-mqtt-gateway
  DOCKERHUB_IMAGE_NAME: saic-python-mqtt-gateway

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        platform:
          - linux/amd64
          - linux/arm64
          - linux/arm/v7
    steps:
      - uses: actions/checkout@v6

      - name: Set platform slug
        id: platform
        run: echo "slug=$(echo '${{ matrix.platform }}' | tr '/' '-')" >> "$GITHUB_OUTPUT"

      - name: Set repository lowercase
        id: repo
        run: echo "lowercase=${GITHUB_REPOSITORY,,}" >> "$GITHUB_OUTPUT"

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v4

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v4
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ github.token }}

      - name: Build and push
        uses: docker/build-push-action@v7
        with:
          context: .
          build-args: |
            RELEASE_VERSION=${{ inputs.version-tag }}
          platforms: ${{ matrix.platform }}
          push: true
          provenance: false
          cache-from: ${{ inputs.use-cache && 'type=gha' || '' }}
          cache-to: ${{ inputs.use-cache && 'type=gha,mode=max' || '' }}
          tags: |
            ghcr.io/${{ steps.repo.outputs.lowercase }}/${{ env.IMAGE_NAME }}:${{ inputs.image-tag }}-${{ steps.platform.outputs.slug }}

  merge:
    runs-on: ubuntu-latest
    needs: build
    env:
      DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
      DOCKERHUB_ORGANIZATION: ${{ secrets.DOCKERHUB_ORGANIZATION == null && secrets.DOCKERHUB_USERNAME || secrets.DOCKERHUB_ORGANIZATION }}
    steps:
      - name: Set repository lowercase
        id: repo
        run: echo "lowercase=${GITHUB_REPOSITORY,,}" >> "$GITHUB_OUTPUT"

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v4
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ github.token }}

      - name: Login to Docker Hub
        uses: docker/login-action@v4
        if: env.DOCKERHUB_USERNAME != null
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }}

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v4

      - name: Create GHCR multi-arch manifest
        run: |
          GHCR_BASE="ghcr.io/${{ steps.repo.outputs.lowercase }}/${{ env.IMAGE_NAME }}"
          for tag in "${{ inputs.image-tag }}" "${{ inputs.version-tag }}"; do
            docker buildx imagetools create -t "${GHCR_BASE}:${tag}" \
              "${GHCR_BASE}:${{ inputs.image-tag }}-linux-amd64" \
              "${GHCR_BASE}:${{ inputs.image-tag }}-linux-arm64" \
              "${GHCR_BASE}:${{ inputs.image-tag }}-linux-arm-v7"
          done

      - name: Create DockerHub multi-arch manifest
        if: env.DOCKERHUB_ORGANIZATION != null
        run: |
          GHCR_BASE="ghcr.io/${{ steps.repo.outputs.lowercase }}/${{ env.IMAGE_NAME }}"
          DH_BASE="${{ env.DOCKERHUB_ORGANIZATION }}/${{ env.DOCKERHUB_IMAGE_NAME }}"
          for tag in "${{ inputs.image-tag }}" "${{ inputs.version-tag }}"; do
            docker buildx imagetools create -t "${DH_BASE}:${tag}" \
              "${GHCR_BASE}:${{ inputs.image-tag }}-linux-amd64" \
              "${GHCR_BASE}:${{ inputs.image-tag }}-linux-arm64" \
              "${GHCR_BASE}:${{ inputs.image-tag }}-linux-arm-v7"
          done