name: buildkit

# Default to 'contents: read', which grants actions to read commits.
#
# If any permission is set, any permission not included in the list is
# implicitly set to "none".
#
# see https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#permissions
permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

on:
  workflow_dispatch:
  push:
    branches:
      - 'master'
      - '[0-9]+.[0-9]+'
  pull_request:

env:
  GO_VERSION: "1.22.7"
  DESTDIR: ./build
  SETUP_BUILDX_VERSION: latest
  SETUP_BUILDKIT_IMAGE: moby/buildkit:latest

jobs:
  validate-dco:
    uses: ./.github/workflows/.dco.yml

  build:
    runs-on: ubuntu-20.04
    needs:
      - validate-dco
    steps:
      -
        name: Checkout
        uses: actions/checkout@v4
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        with:
          version: ${{ env.SETUP_BUILDX_VERSION }}
          driver-opts: image=${{ env.SETUP_BUILDKIT_IMAGE }}
          buildkitd-flags: --debug
      -
        name: Build
        uses: docker/bake-action@v4
        with:
          targets: binary
      -
        name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: binary
          path: ${{ env.DESTDIR }}
          if-no-files-found: error
          retention-days: 1

  test:
    runs-on: ubuntu-20.04
    timeout-minutes: 120
    needs:
      - build
    env:
      TEST_IMAGE_BUILD: "0"
      TEST_IMAGE_ID: "buildkit-tests"
    strategy:
      fail-fast: false
      matrix:
        worker:
          - dockerd
          - dockerd-containerd
        pkg:
          - client
          - cmd/buildctl
          - solver
          - frontend
          - frontend/dockerfile
        typ:
          - integration
    steps:
      -
        name: Prepare
        run: |
          disabledFeatures="cache_backend_azblob,cache_backend_s3"
          if [ "${{ matrix.worker }}" = "dockerd" ]; then
            disabledFeatures="${disabledFeatures},merge_diff"
          fi
          echo "BUILDKIT_TEST_DISABLE_FEATURES=${disabledFeatures}" >> $GITHUB_ENV
      # Expose `ACTIONS_RUNTIME_TOKEN` and `ACTIONS_CACHE_URL`, which is used
      # in BuildKit's test suite to skip/unskip cache exporters:
      # https://github.com/moby/buildkit/blob/567a99433ca23402d5e9b9f9124005d2e59b8861/client/client_test.go#L5407-L5411
      -
        name: Expose GitHub Runtime
        uses: crazy-max/ghaction-github-runtime@v3
      -
        name: Checkout
        uses: actions/checkout@v4
        with:
          path: moby
      -
        name: BuildKit ref
        run: |
          echo "$(./hack/buildkit-ref)" >> $GITHUB_ENV
        working-directory: moby
      -
        name: Checkout BuildKit ${{ env.BUILDKIT_REF }}
        uses: actions/checkout@v4
        with:
          repository: ${{ env.BUILDKIT_REPO }}
          ref: ${{ env.BUILDKIT_REF }}
          path: buildkit
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        with:
          version: ${{ env.SETUP_BUILDX_VERSION }}
          driver-opts: image=${{ env.SETUP_BUILDKIT_IMAGE }}
          buildkitd-flags: --debug
      -
        name: Download binary artifacts
        uses: actions/download-artifact@v4
        with:
          name: binary
          path: ./buildkit/build/moby/
      -
        name: Update daemon.json
        run: |
          sudo rm -f /etc/docker/daemon.json
          sudo service docker restart
          docker version
          docker info
      -
        name: Build test image
        uses: docker/bake-action@v4
        with:
          workdir: ./buildkit
          targets: integration-tests
          set: |
            *.output=type=docker,name=${{ env.TEST_IMAGE_ID }}
      -
        name: Test
        run: |
          ./hack/test ${{ matrix.typ }}
        env:
          CONTEXT: "."
          TEST_DOCKERD: "1"
          TEST_DOCKERD_BINARY: "./build/moby/dockerd"
          TESTPKGS: "./${{ matrix.pkg }}"
          TESTFLAGS: "-v --parallel=1 --timeout=30m --run=//worker=${{ matrix.worker }}$"
        working-directory: buildkit
