build-multi-arch-image.yml

---
name: Build and Push Multi-arch Image

on:  # yamllint disable-line rule:truthy
  workflow_run:
    workflows:
      - validation
    branches:
      - main
    types:
      - completed
  workflow_dispatch:

env:
  IMAGE_TAG: multi-arch
  IMAGE_NAME: operator-pipelines-images
  IMAGE_REGISTRY: quay.io
  IMAGE_NAMESPACE: redhat-isv

jobs:
  build-multiarch-images:
    name: Build and push multi-architecture image
    strategy:
      matrix:
        architecture: [amd64, ppc64le, s390x, arm64]
        platform: [linux]
    runs-on: ubuntu-latest
    steps:
      - name: add checkout action...
        uses: actions/checkout@v4

      - name: Install qemu dependency
        run: |
          sudo apt-get update
          sudo apt-get install -y qemu-user-static
      - name: Build image
        uses: redhat-actions/buildah-build@v2
        with:
          image: ${{ env.IMAGE_NAME }}
          tags: ${{ matrix.platform }}-${{ matrix.architecture }}
          arch: ${{ matrix.architecture }}
          build-args: |
            ARCH=${{ matrix.architecture }}
          containerfiles: |
            ./operator-pipeline-images/Dockerfile
      - name: Push Image
        id: push-image
        uses: redhat-actions/push-to-registry@v2
        with:
          image: ${{ env.IMAGE_NAME }}
          tags: ${{ matrix.platform }}-${{ matrix.architecture }}
          registry: ${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAMESPACE }}
          username: ${{ secrets.REGISTRY_USERNAME }}
          password: ${{ secrets.REGISTRY_PASSWORD }}
  build-multiarch:
    needs: build-multiarch-images
    runs-on: ubuntu-latest
    steps:
      - name: Create and add to manifest
        run: |
          buildah manifest create ${{ env.IMAGE_NAME }}
          buildah manifest add ${{ env.IMAGE_NAME }} ${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/${{ env.IMAGE_NAME }}:linux-amd64
          buildah manifest add ${{ env.IMAGE_NAME }} ${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/${{ env.IMAGE_NAME }}:linux-ppc64le
          buildah manifest add ${{ env.IMAGE_NAME }} ${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/${{ env.IMAGE_NAME }}:linux-s390x
          buildah manifest add ${{ env.IMAGE_NAME }} ${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/${{ env.IMAGE_NAME }}:linux-arm64
     # Authenticate to container image registry to push the image
      - name: Podman Login
        uses: redhat-actions/podman-login@v1
        with:
          registry: quay.io
          username: ${{ secrets.REGISTRY_USERNAME }}
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - name: Push manifest
        run: |
            podman manifest push ${{ env.IMAGE_NAME }}  ${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }}  --all