build_push_criu.yml

name: Build and Publish CRIU image

on:
  push:
    paths:
      - criu/**

env:
  REGISTRY: ghcr.io
  CRIU_IMAGE_NAME: ${{ github.repository }}-criu
  CRIU_VERSION: v3.19

jobs:
  push_to_registry:
    permissions: write-all
    name: Push Docker images
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Log in to the Container registry
        uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

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

      - name: Extract metadata for criu
        id: meta_criu
        uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
        with:
          images: ${{ env.REGISTRY }}/${{ env.CRIU_IMAGE_NAME }}

      - name: Build and push criu
        uses: docker/build-push-action@v4
        with:
          context: ./criu
          file: ./criu/Dockerfile
          platforms: linux/amd64,linux/arm64
          push: true
          tags:
            ${{ env.REGISTRY }}/${{ env.CRIU_IMAGE_NAME }}:${{env.CRIU_VERSION}}
          labels: ${{ steps.meta_criu.outputs.labels }}
          build-args: CRIU_VERSION=${{ env.CRIU_VERSION }}