build-and-push.yaml

name: build-and-push

on:
  pull_request:
  push:
    branches:
      - main

env:
  PLATFORM: "linux/amd64"

jobs:
  docker:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        base:
          - "alpine:3.18.5@sha256:d695c3de6fcd8cfe3a6222b0358425d40adfd129a8a47c3416faff1a8aece389"
        criu:
          - "3.17"
          - "3.18"
          - "3.19"
        nftables:
          - "with-nftables"
          - "without-nftables"

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Get base image version
        id: base-image-version
        run: |
          base_image_version=$(echo ${{ matrix.base }} | cut -d@ -f1 | tr ':' '-')
          tag="avmnusng/criu-${{ matrix.nftables }}:criu-${{ matrix.criu }}-${base_image_version}"

          echo "TAG=${tag}" >> $GITHUB_ENV
          echo "TAG_TEST=${tag}-test" >> $GITHUB_ENV

      - name: Build
        uses: docker/build-push-action@v5
        with:
          context: "."
          file: ${{ matrix.nftables }}.Dockerfile
          platforms: ${{ env.PLATFORM }}
          load: true
          tags: ${{ env.TAG_TEST }}
          build-args: |
            PLATFORM=${{ env.PLATFORM }}
            BASE=${{ matrix.base }}
            CRIU_VERSION=${{ matrix.criu }}

      - name: Test
        run: |
          cat <<EOF >> ${{ matrix.nftables }}-multi-stage.Dockerfile
          FROM --platform=${{ env.PLATFORM }} ${{ matrix.base }}
          COPY --from=${{ env.TAG_TEST }} /criu/ /
          RUN apk --update --no-cache add libnet libnl3 nftables protobuf-c
          EOF

          if [[ $? != 0 ]]; then
            exit 1
          fi

          docker build \
            -t ${{ matrix.nftables }}-multi-stage:test \
            -f ${{ matrix.nftables }}-multi-stage.Dockerfile \
            . && \

          docker run --rm --privileged ${{ matrix.nftables }}-multi-stage:test criu check

      - name: Login to Docker Hub
        if: github.event_name == 'push'
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build and push
        if: github.event_name == 'push'
        uses: docker/build-push-action@v5
        with:
          context: "."
          file: ${{ matrix.nftables }}.Dockerfile
          platforms: ${{ env.PLATFORM }}
          push: true
          tags: ${{ env.TAG }}
          build-args: |
            PLATFORM=${{ env.PLATFORM }}
            BASE=${{ matrix.base }}
            CRIU_VERSION=${{ matrix.criu }}