build.yml

name: Create and publish AEM images

on: [ push ]

env:
  registry: ghcr.io
  aem_sdk_version: 2024.10.18459.20241031T210302Z-241000

jobs:
  build-images:
    name: Build images
    permissions:
      contents: read
      packages: write
      attestations: write
      id-token: write
    strategy:
      matrix:
        arch: [ arm64, amd64 ]
        runmode: [ author, publish ]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
      - name: Cache SDK
        uses: actions/cache@v4
        id: cache-sdk
        with:
          path: aem-sdk-artifacts
          key: aem-sdk-${{ env.aem_sdk_version }}.zip
      - name: Checkout AEM SDK artifacts repository
        if: steps.cache-sdk.outputs.cache-hit != 'true'
        uses: actions/checkout@v4
        with:
          repository: orbinson/aem-sdk-artifacts
          lfs: true
          token: ${{ secrets.PRIVATE_TOKEN }}
          path: aem-sdk-artifacts
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        with:
          platforms: linux/${{ matrix.arch }}
      - name: Log in to container registry
        if: github.ref_name == github.event.repository.default_branch
        uses: docker/login-action@v3
        with:
          registry: ${{ env.registry }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.registry }}/${{ github.repository }}
      - name: Build docker image
        id: push
        uses: docker/build-push-action@v5
        with:
          context: .
          push: ${{ github.ref_name == github.event.repository.default_branch }}
          tags: ${{ env.registry }}/${{ github.repository }}:${{ matrix.runmode }}-${{ env.aem_sdk_version }}-${{ matrix.arch }}
          platforms: linux/${{ matrix.arch }}
          labels: ${{ steps.meta.outputs.labels }}
          load: true
          build-args: |
            RUNMODE=${{ matrix.runmode }}
            PORT=${{ matrix.runmode == 'author' && '4502' || '4503' }}
      - name: Push manifest to registry
        run: docker push ${{ env.registry }}/${{ github.repository }}:${{ matrix.runmode }}-${{ env.aem_sdk_version }}-${{ matrix.arch }}
      - name: Generate artifact attestation
        if: github.ref_name == github.event.repository.default_branch
        uses: actions/attest-build-provenance@v2
        with:
          subject-name: ${{ env.registry }}/${{ github.repository }}
          subject-digest: ${{ steps.push.outputs.digest }}
          push-to-registry: true

  manifest:
    name: Create manifest
    if: github.ref_name == github.event.repository.default_branch
    permissions:
      packages: write
      id-token: write
    strategy:
      matrix:
        runmode: [ author, publish ]
    runs-on: ubuntu-latest
    needs: build-images
    steps:
      - name: Log in to container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.registry }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Push manifest to registry
        run: |
          IMAGE=${{ env.registry }}/${{ github.repository }}:${{ matrix.runmode }}-${{ env.aem_sdk_version }}
          docker manifest create \
              ${IMAGE} \
              --amend ${IMAGE}-amd64 \
              --amend ${IMAGE}-arm64