ci.yml

on:
  push:
    branches:
      - '**'
  pull_request:
    branches:
      - master

jobs:
  tests:
    runs-on: ${{ matrix.runs_on }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - displayTargetName: ubuntu-22.04
            os: unix
            runs_on: ubuntu-22.04
            shell: bash
            defconfig: defconfig
          - displayTargetName: ubuntu-22.04 (nommu)
            os: unix
            runs_on: ubuntu-22.04
            shell: bash
            defconfig: x86_64_nommu_defconfig
            kunit_opts: --kconfig_add CONFIG_MMU=n
    timeout-minutes: 100
    env:
      CCACHE_DIR: ${{ github.workspace }}/.ccache
      USE_CCACHE: 1

    defaults:
       run:
         shell: ${{ matrix.shell }}

    steps:
      - name: Set env
        shell: bash
        run: |
          echo "/usr/lib/ccache/bin:/usr/lib/ccache:${{ github.workspace }}/bin" >> $GITHUB_PATH
          echo "export PATH=/usr/lib/ccache/bin:/usr/lib/ccache:${{ github.workspace }}/bin:$PATH" >> $HOME/.bashrc

      - name: Checkout
        uses: actions/checkout@v4
      - uses: actions/cache@v4
        with:
          path: ${{ env.CCACHE_DIR }}
          key: ${{ runner.os }}-${{ matrix.defconfig }}-ccache-build-${{ github.sha }}
          restore-keys: ${{ runner.os }}-${{ matrix.defconfig }}-ccache-build-
      - name: Install packages
        if: runner.os == 'Linux'
        run: |
          sudo apt update -y
          sudo apt install -y ccache libseccomp-dev
      - name: build-0
        run: |
          make ARCH=um ${{ matrix.defconfig }} O=build
          make -j8 ARCH=um O=build
      - name: Log in to docker.io
        uses: docker/login-action@v3.2.0
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
      - name: image for test
        run: |
          #container_id=$(docker create kollerr/alpine-test:latest)
          container_id=$(docker create alpine:latest)
          docker export $container_id > alpine.tar
          docker rm $container_id
          mnt=$(mktemp -d)
          dd if=/dev/zero of=alpine.ext4 bs=1 count=0 seek=1G
          sudo chmod og+wr "alpine.ext4"
          yes 2>/dev/null | mkfs.ext4 "alpine.ext4" || true
          sudo mount "alpine.ext4" $mnt
          sudo tar -xf alpine.tar -C $mnt

          sudo mknod -m 666 $mnt/dev/null c 1 3
          sudo mknod -m 666 $mnt/dev/zero c 1 5
          sudo mknod -m 666 $mnt/dev/ptmx c 5 2
          sudo mknod -m 666 $mnt/dev/tty c 5 0
          sudo mknod -m 444 $mnt/dev/random c 1 8
          sudo mknod -m 444 $mnt/dev/urandom c 1 9

          sudo cp .github/workflows/busybox $mnt/bin/busybox
          sudo cp .github/workflows/init.sh $mnt/
          sudo umount $mnt
      - name: test-0
        run: |
          sudo sh -c "echo 0 > /proc/sys/vm/mmap_min_addr"
          ./build/vmlinux ubd0=./alpine.ext4 rw mem=1024m loglevel=8 console=tty init=/init.sh halt -f 2>&1 | tee /tmp/log.txt
          echo "========="
          cat /tmp/log.txt
      - name: kunit test
        run: |
          for config in `find ./ -name .kunitconfig | grep -v -E "kfence|sunrpc|handshake|kcsan|gpu" `; do \
            echo "==" $config "==" ; \
            ./tools/testing/kunit/kunit.py run --kunitconfig=$config ${{ matrix.kunit_opts }}
          done
      - name: build-1
        run: |
          make ARCH=um ${{ matrix.defconfig }}
          make -j8 ARCH=um
      - name: test-1
        run: |
          ./vmlinux ubd0=./alpine.ext4 rw mem=1024m loglevel=8 console=tty init=/init.sh halt -f 2>&1 | tee /tmp/log.txt
          echo "========="
          cat /tmp/log.txt
      #- name: Setup tmate session
      #  uses: mxschmitt/action-tmate@v3

  checkpatch:
    runs-on: ubuntu-22.04
    name: checkpatch
    steps:
      - name: Checkout
        with:
          fetch-depth: 0
        uses: actions/checkout@v4
      - name: Install pip dependencies
        run: sudo pip install ply GitPython
      #- name: Setup tmate session
      #  uses: mxschmitt/action-tmate@v3
      #  with:
      #    detached: true
      - name: Check coding style
        run: |
           git checkout -b tmp
           git format-patch -o p1 v6.10..HEAD~1
           ./scripts/checkpatch.pl --summary-file --ignore FILE_PATH_CHANGES p1/*.patch