name: e2e

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

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

jobs:
  build:
    runs-on: ubuntu-20.04
    env:
      BIN_OUT: ./bin
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
        with:
          version: latest
      -
        name: Build
        uses: docker/bake-action@v2
        with:
          targets: binaries
          set: |
            *.cache-from=type=gha,scope=release
            *.cache-from=type=gha,scope=binaries
            *.cache-to=type=gha,scope=binaries
      -
        name: Rename binary
        run: |
          mv ${{ env.BIN_OUT }}/buildx ${{ env.BIN_OUT }}/docker-buildx
      -
        name: Upload artifacts
        uses: actions/upload-artifact@v3
        with:
          name: binary
          path: ${{ env.BIN_OUT }}
          if-no-files-found: error
          retention-days: 7

  driver:
    runs-on: ubuntu-20.04
    needs:
      - build
    strategy:
      fail-fast: false
      matrix:
        driver:
          - docker
          - docker-container
          - kubernetes
          - remote
        buildkit:
          - moby/buildkit:buildx-stable-1
          - moby/buildkit:master
        buildkit-cfg:
          - bkcfg-false
          - bkcfg-true
        multi-node:
          - mnode-false
          - mnode-true
        platforms:
          - linux/amd64
          - linux/amd64,linux/arm64
        include:
          - driver: kubernetes
            driver-opt: qemu.install=true
          - driver: remote
            endpoint: tcp://localhost:1234
        exclude:
          - driver: docker
            multi-node: mnode-true
          - driver: docker
            buildkit-cfg: bkcfg-true
          - driver: docker-container
            multi-node: mnode-true
          - driver: remote
            multi-node: mnode-true
          - driver: remote
            buildkit-cfg: bkcfg-true
    steps:
      -
        name: Checkout
        uses: actions/checkout@v3
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v2
        if: matrix.driver == 'docker' || matrix.driver == 'docker-container'
      -
        name: Install buildx
        uses: actions/download-artifact@v3
        with:
          name: binary
          path: /home/runner/.docker/cli-plugins
      -
        name: Fix perms and check
        run: |
          chmod +x /home/runner/.docker/cli-plugins/docker-buildx
          docker buildx version
      -
        name: Init env vars
        run: |
          # BuildKit cfg
          if [ "${{ matrix.buildkit-cfg }}" = "bkcfg-true" ]; then
            cat > "/tmp/buildkitd.toml" <<EOL
          [worker.oci]
            max-parallelism = 2
          EOL
            echo "BUILDKIT_CFG=/tmp/buildkitd.toml" >> $GITHUB_ENV
          fi
          # Multi node
          if [ "${{ matrix.multi-node }}" = "mnode-true" ]; then
            echo "MULTI_NODE=1" >> $GITHUB_ENV
          else
            echo "MULTI_NODE=0" >> $GITHUB_ENV
          fi
      -
        name: Install k3s
        if: matrix.driver == 'kubernetes'
        uses: debianmaster/actions-k3s@b9cf3f599fd118699a3c8a0d18a2f2bda6cf4ce4
        id: k3s
        with:
          version: v1.21.2-k3s1
      -
        name: Config k3s
        if: matrix.driver == 'kubernetes'
        run: |
          (set -x ; cat ${{ steps.k3s.outputs.kubeconfig }})
      -
        name: Check k3s nodes
        if: matrix.driver == 'kubernetes'
        run: |
          kubectl get nodes
      -
        name: Launch remote buildkitd
        if: matrix.driver == 'remote'
        run: |
          docker run -d \
            --privileged \
            --name=remote-buildkit \
            -p 1234:1234 \
            ${{ matrix.buildkit }} \
            --addr unix:///run/buildkit/buildkitd.sock \
            --addr tcp://0.0.0.0:1234
      -
        name: Test
        run: |
          make test-driver
        env:
          BUILDKIT_IMAGE: ${{ matrix.buildkit }}
          DRIVER: ${{ matrix.driver }}
          DRIVER_OPT: ${{ matrix.driver-opt }}
          ENDPOINT: ${{ matrix.endpoint }}
          PLATFORMS: ${{ matrix.platforms }}