name: mkosi

# Simple boot tests that build and boot the mkosi images generated by the mkosi config files in .mkosi.

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

jobs:
  ci:
    runs-on: ubuntu-20.04
    strategy:
      fail-fast: false
      matrix:
        distro:
          - arch
          - debian
          - ubuntu
          - fedora

    steps:
    - uses: actions/checkout@v2
    - uses: systemd/mkosi@v9

    - name: Install
      run: sudo apt-get update && sudo apt-get install --no-install-recommends python3-pexpect python3-jinja2

    - name: Symlink
      run: ln -s .mkosi/mkosi.${{ matrix.distro }} mkosi.default

    # Ubuntu's systemd-nspawn doesn't support faccessat2() syscall, which is
    # required, since current Arch's glibc implements faccessat() via faccessat2().
    - name: Update systemd-nspawn
      if: ${{ matrix.distro == 'arch' }}
      run: |
        echo "deb-src http://archive.ubuntu.com/ubuntu/ $(lsb_release -cs) main restricted universe multiverse" | sudo tee -a /etc/apt/sources.list
        sudo apt update
        sudo apt build-dep systemd
        meson build
        ninja -C build
        sudo ln -svf $PWD/build/systemd-nspawn `which systemd-nspawn`
        systemd-nspawn --version

    - name: Build ${{ matrix.distro }}
      run: sudo python3 -m mkosi --password= --qemu-headless build

    - name: Show ${{ matrix.distro }} image summary
      run: sudo python3 -m mkosi --password= --qemu-headless summary

    # Ugly workaround for systemd/systemd#19442 where systemd-nspawn
    # occasionally fails with 'Failed to dissect image xxx: Connection timed out
    - name: Retry the build if necessary
      if: ${{ matrix.distro == 'arch' }}
      run: echo "BUILD_RETRY_MAX=3" >> $GITHUB_ENV

    - name: Boot ${{ matrix.distro }} systemd-nspawn
      run: sudo -E bash +e -x -c 'for _ in $(seq 1 ${BUILD_RETRY_MAX:-1}); do ./.github/workflows/test_mkosi_boot.py python3 -m mkosi --password= --qemu-headless boot && break; done'

    - name: Boot ${{ matrix.distro }} QEMU
      run: sudo ./.github/workflows/test_mkosi_boot.py python3 -m mkosi --password= --qemu-headless qemu