name: build

# 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

env:
  VERSION: ${{ github.ref }}

on:
  workflow_dispatch:
  push:
    branches:
      - 'master'
      - '[0-9]+.[0-9]+'
      - '[0-9]+.x'
    tags:
      - 'v*'
  pull_request:

jobs:
  prepare:
    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 cross --print | jq -cr '.target."cross".platforms')" >>${GITHUB_OUTPUT}
      -
        name: Show matrix
        run: |
          echo ${{ steps.platforms.outputs.matrix }}

  build:
    runs-on: ubuntu-24.04
    needs:
      - prepare
    strategy:
      fail-fast: false
      matrix:
        target:
          - binary
          - dynbinary
        platform: ${{ fromJson(needs.prepare.outputs.matrix) }}
        use_glibc:
          - ""
          - glibc
    steps:
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      -
        name: Build
        uses: docker/bake-action@v6
        with:
          targets: ${{ matrix.target }}
          set: |
            *.platform=${{ matrix.platform }}
        env:
          USE_GLIBC: ${{ matrix.use_glibc }}
      -
        name: Create tarball
        working-directory: ./build
        run: |
          mkdir /tmp/out
          platform=${{ matrix.platform }}
          platformPair=${platform//\//-}
          tar -cvzf "/tmp/out/docker-${platformPair}.tar.gz" .
          if [ -z "${{ matrix.use_glibc }}" ]; then
            echo "ARTIFACT_NAME=${{ matrix.target }}-${platformPair}" >> $GITHUB_ENV
          else
            echo "ARTIFACT_NAME=${{ matrix.target }}-${platformPair}-glibc" >> $GITHUB_ENV
          fi
      -
        name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: ${{ env.ARTIFACT_NAME }}
          path: /tmp/out/*
          if-no-files-found: error

  bin-image:
    runs-on: ubuntu-24.04
    if: ${{ github.event_name != 'pull_request' && github.repository == 'docker/cli' }}
    steps:
      -
        name: Login to DockerHub
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_CLIBIN_USERNAME }}
          password: ${{ secrets.DOCKERHUB_CLIBIN_TOKEN }}
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      -
        name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: dockereng/cli-bin
          tags: |
            type=semver,pattern={{version}}
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{major}}
            type=semver,pattern={{major}}.{{minor}}
      -
        name: Build and push image
        uses: docker/bake-action@v6
        with:
          files: |
            ./docker-bake.hcl
            cwd://${{ steps.meta.outputs.bake-file }}
          targets: bin-image-cross
          push: ${{ github.event_name != 'pull_request' }}
          set: |
            *.cache-from=type=gha,scope=bin-image
            *.cache-to=type=gha,scope=bin-image,mode=max

  prepare-plugins:
    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 plugins-cross --print | jq -cr '.target."plugins-cross".platforms')" >>${GITHUB_OUTPUT}
      -
        name: Show matrix
        run: |
          echo ${{ steps.platforms.outputs.matrix }}

  plugins:
    runs-on: ubuntu-24.04
    needs:
      - prepare-plugins
    strategy:
      fail-fast: false
      matrix:
        platform: ${{ fromJson(needs.prepare-plugins.outputs.matrix) }}
    steps:
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      -
        name: Build
        uses: docker/bake-action@v6
        with:
          targets: plugins-cross
          set: |
            *.platform=${{ matrix.platform }}
