build.yml

name: build

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

on:
  workflow_dispatch:
  push:
    branches:
      - 'master'
      - 'v[0-9]*'
    tags:
      - 'v*'
  pull_request:
    paths-ignore:
      - '.github/releases.json'
      - 'README.md'
      - 'docs/**'

env:
  BUILDX_VERSION: "latest"
  BUILDKIT_IMAGE: "moby/buildkit:latest"
  REPO_SLUG: "docker/buildx-bin"
  DESTDIR: "./bin"
  TEST_CACHE_SCOPE: "test"
  TESTFLAGS: "-v --parallel=6 --timeout=30m"
  GOTESTSUM_FORMAT: "standard-verbose"
  GO_VERSION: "1.22"
  GOTESTSUM_VERSION: "v1.9.0"  # same as one in Dockerfile

jobs:
  test-integration:
    runs-on: ubuntu-24.04
    env:
      TESTFLAGS_DOCKER: "-v --parallel=1 --timeout=30m"
      TEST_IMAGE_BUILD: "0"
      TEST_IMAGE_ID: "buildx-tests"
      TEST_COVERAGE: "1"
    strategy:
      fail-fast: false
      matrix:
        buildkit:
          - master
          - latest
          - buildx-stable-1
          - v0.14.1
          - v0.13.2
          - v0.12.5
        worker:
          - docker-container
          - remote
        pkg:
          - ./tests
        mode:
          - ""
          - experimental
        include:
          - worker: docker
            pkg: ./tests
          - worker: docker+containerd  # same as docker, but with containerd snapshotter
            pkg: ./tests
          - worker: docker
            pkg: ./tests
            mode: experimental
          - worker: docker+containerd  # same as docker, but with containerd snapshotter
            pkg: ./tests
            mode: experimental
    steps:
      -
        name: Prepare
        run: |
          echo "TESTREPORTS_NAME=${{ github.job }}-$(echo "${{ matrix.pkg }}-${{ matrix.buildkit }}-${{ matrix.worker }}-${{ matrix.mode }}" | tr -dc '[:alnum:]-\n\r' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
          if [ -n "${{ matrix.buildkit }}" ]; then
            echo "TEST_BUILDKIT_TAG=${{ matrix.buildkit }}" >> $GITHUB_ENV
          fi
          testFlags="--run=//worker=$(echo "${{ matrix.worker }}" | sed 's/\+/\\+/g')$"
          case "${{ matrix.worker }}" in
            docker | docker+containerd)
              echo "TESTFLAGS=${{ env.TESTFLAGS_DOCKER }} $testFlags" >> $GITHUB_ENV
              ;;
            *)
              echo "TESTFLAGS=${{ env.TESTFLAGS }} $testFlags" >> $GITHUB_ENV
              ;;
          esac
          if [[ "${{ matrix.worker }}" == "docker"* ]]; then
            echo "TEST_DOCKERD=1" >> $GITHUB_ENV
          fi
          if [ "${{ matrix.mode }}" = "experimental" ]; then
            echo "TEST_BUILDX_EXPERIMENTAL=1" >> $GITHUB_ENV
          fi
      -
        name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        with:
          version: ${{ env.BUILDX_VERSION }}
          driver-opts: image=${{ env.BUILDKIT_IMAGE }}
          buildkitd-flags: --debug
      -
        name: Build test image
        uses: docker/bake-action@v5
        with:
          targets: integration-test
          set: |
            *.output=type=docker,name=${{ env.TEST_IMAGE_ID }}
      -
        name: Test
        run: |
          ./hack/test
        env:
          TEST_REPORT_SUFFIX: "-${{ env.TESTREPORTS_NAME }}"
          TESTPKGS: "${{ matrix.pkg }}"
      -
        name: Send to Codecov
        if: always()
        uses: codecov/codecov-action@v4
        with:
          directory: ./bin/testreports
          flags: integration
          token: ${{ secrets.CODECOV_TOKEN }}
          disable_file_fixes: true
      -
        name: Generate annotations
        if: always()
        uses: crazy-max/.github/.github/actions/gotest-annotations@fa6141aedf23596fb8bdcceab9cce8dadaa31bd9
        with:
          directory: ./bin/testreports
      -
        name: Upload test reports
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: test-reports-${{ env.TESTREPORTS_NAME }}
          path: ./bin/testreports

  test-unit:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-24.04
          - macos-12
          - windows-2022
    env:
      SKIP_INTEGRATION_TESTS: 1
    steps:
      -
        name: Checkout
        uses: actions/checkout@v4
      -
        name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "${{ env.GO_VERSION }}"
      -
        name: Prepare
        run: |
          testreportsName=${{ github.job }}--${{ matrix.os }}
          testreportsBaseDir=./bin/testreports
          testreportsDir=$testreportsBaseDir/$testreportsName
          echo "TESTREPORTS_NAME=$testreportsName" >> $GITHUB_ENV
          echo "TESTREPORTS_BASEDIR=$testreportsBaseDir" >> $GITHUB_ENV
          echo "TESTREPORTS_DIR=$testreportsDir" >> $GITHUB_ENV
          mkdir -p $testreportsDir
        shell: bash
      -
        name: Install gotestsum
        run: |
          go install gotest.tools/gotestsum@${{ env.GOTESTSUM_VERSION }}
      -
        name: Test
        env:
          TMPDIR: ${{ runner.temp }}
        run: |
          gotestsum \
            --jsonfile="${{ env.TESTREPORTS_DIR }}/go-test-report.json" \
            --junitfile="${{ env.TESTREPORTS_DIR }}/junit-report.xml" \
            --packages="./..." \
            -- \
              "-mod=vendor" \
              "-coverprofile" "${{ env.TESTREPORTS_DIR }}/coverage.txt" \
              "-covermode" "atomic" ${{ env.TESTFLAGS }}
        shell: bash
      -
        name: Send to Codecov
        if: always()
        uses: codecov/codecov-action@v4
        with:
          directory: ${{ env.TESTREPORTS_DIR }}
          env_vars: RUNNER_OS
          flags: unit
          token: ${{ secrets.CODECOV_TOKEN }}
          disable_file_fixes: true
      -
        name: Generate annotations
        if: always()
        uses: crazy-max/.github/.github/actions/gotest-annotations@fa6141aedf23596fb8bdcceab9cce8dadaa31bd9
        with:
          directory: ${{ env.TESTREPORTS_DIR }}
      -
        name: Upload test reports
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: test-reports-${{ env.TESTREPORTS_NAME }}
          path: ${{ env.TESTREPORTS_BASEDIR }}

  prepare-binaries:
    runs-on: ubuntu-24.04
    outputs:
      matrix: ${{ steps.platforms.outputs.matrix }}
    steps:
      -
        name: Checkout
        uses: actions/checkout@v4
      -
        name: Create matrix
        id: platforms
        run: |
          echo "matrix=$(docker buildx bake binaries-cross --print | jq -cr '.target."binaries-cross".platforms')" >>${GITHUB_OUTPUT}
      -
        name: Show matrix
        run: |
          echo ${{ steps.platforms.outputs.matrix }}

  binaries:
    runs-on: ubuntu-24.04
    needs:
      - prepare-binaries
    strategy:
      fail-fast: false
      matrix:
        platform: ${{ fromJson(needs.prepare-binaries.outputs.matrix) }}
    steps:
      -
        name: Prepare
        run: |
          platform=${{ matrix.platform }}
          echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV
      -
        name: Checkout
        uses: actions/checkout@v4
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        with:
          version: ${{ env.BUILDX_VERSION }}
          driver-opts: image=${{ env.BUILDKIT_IMAGE }}
          buildkitd-flags: --debug
      -
        name: Build
        run: |
          make release
        env:
          PLATFORMS: ${{ matrix.platform }}
          CACHE_FROM: type=gha,scope=binaries-${{ env.PLATFORM_PAIR }}
          CACHE_TO: type=gha,scope=binaries-${{ env.PLATFORM_PAIR }},mode=max
      -
        name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: buildx-${{ env.PLATFORM_PAIR }}
          path: ${{ env.DESTDIR }}/*
          if-no-files-found: error

  bin-image:
    runs-on: ubuntu-24.04
    needs:
      - test-integration
      - test-unit
    if: ${{ github.event_name != 'pull_request' && github.repository == 'docker/buildx' }}
    steps:
      -
        name: Checkout
        uses: actions/checkout@v4
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        with:
          version: ${{ env.BUILDX_VERSION }}
          driver-opts: image=${{ env.BUILDKIT_IMAGE }}
          buildkitd-flags: --debug
      -
        name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            ${{ env.REPO_SLUG }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
          bake-target: meta-helper
      -
        name: Login to DockerHub
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          username: ${{ vars.DOCKERPUBLICBOT_USERNAME }}
          password: ${{ secrets.DOCKERPUBLICBOT_WRITE_PAT }}
      -
        name: Build and push image
        uses: docker/bake-action@v5
        with:
          files: |
            ./docker-bake.hcl
            ${{ steps.meta.outputs.bake-file }}
          targets: image-cross
          push: ${{ github.event_name != 'pull_request' }}
          sbom: true
          set: |
            *.cache-from=type=gha,scope=bin-image
            *.cache-to=type=gha,scope=bin-image,mode=max

  release:
    runs-on: ubuntu-24.04
    needs:
      - test-integration
      - test-unit
      - binaries
    steps:
      -
        name: Checkout
        uses: actions/checkout@v4
      -
        name: Download binaries
        uses: actions/download-artifact@v4
        with:
          path: ${{ env.DESTDIR }}
          pattern: buildx-*
          merge-multiple: true
      -
        name: Create checksums
        run: ./hack/hash-files
      -
        name: List artifacts
        run: |
          tree -nh ${{ env.DESTDIR }}
      -
        name: Check artifacts
        run: |
          find ${{ env.DESTDIR }} -type f -exec file -e ascii -- {} +
      -
        name: GitHub Release
        if: startsWith(github.ref, 'refs/tags/v')
        uses: softprops/action-gh-release@a74c6b72af54cfa997e81df42d94703d6313a2d0  # v2.0.6
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          draft: true
          files: ${{ env.DESTDIR }}/*