ci.yml

name: CI

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

jobs:
  unit-test:
    runs-on: ubuntu-24.04
    concurrency:
      group: ${{ github.workflow }}-${{ github.ref }}
      cancel-in-progress: true
    steps:
      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332

      - name: Install
        run: |
          # This is added by default, and it is often broken, but we don't need anything from it
          sudo rm -f /etc/apt/sources.list.d/microsoft-prod.list
          sudo apt-get update
          sudo apt-get install pandoc python3-pytest
          python3 -m pip install --break-system-packages --upgrade setuptools wheel pip
          python3 -m pip install --break-system-packages mypy ruff
          npm install -g pyright

      - name: Run ruff
        run: |
          ruff --version
          ruff check mkosi/ tests/ kernel-install/50-mkosi.install

      - name: Check that tabs are not used in code
        run: sh -c '! git grep -P "\\t" "*.py"'

      - name: Type Checking (mypy)
        run: |
          python3 -m mypy --version
          python3 -m mypy mkosi/ tests/ kernel-install/50-mkosi.install

      - name: Type Checking (pyright)
        run: |
          pyright --version
          pyright mkosi/ tests/ kernel-install/50-mkosi.install

      - name: Unit Tests
        run: |
          python3 -m pytest --version
          python3 -m pytest -sv tests/

      - name: Test execution from current working directory
        run: python3 -m mkosi -h

      - name: Test execution from current working directory (sudo call)
        run: sudo python3 -m mkosi -h

      - name: Test venv installation
        run: |
          python3 -m venv testvenv
          testvenv/bin/python3 -m pip install --upgrade setuptools wheel pip
          testvenv/bin/python3 -m pip install .
          testvenv/bin/mkosi -h
          rm -rf testvenv

      - name: Test editable venv installation
        run: |
          python3 -m venv testvenv
          testvenv/bin/python3 -m pip install --upgrade setuptools wheel pip
          testvenv/bin/python3 -m pip install --editable .
          testvenv/bin/mkosi -h
          rm -rf testvenv

      - name: Test zipapp creation
        run: |
          ./tools/generate-zipapp.sh
          ./builddir/mkosi -h
          ./builddir/mkosi documentation

      - name: Run shellcheck on scripts
        run: |
          sudo apt-get update && sudo apt-get install --no-install-recommends shellcheck
          bash -c 'shopt -s globstar; shellcheck bin/mkosi tools/*.sh'
          bin/mkosi completion bash | shellcheck -

      - name: Test man page generation
        run: pandoc -s mkosi.md -o mkosi.1

  integration-test:
    runs-on: ubuntu-24.04
    needs: unit-test
    concurrency:
      group: ${{ github.workflow }}-${{ matrix.distro }}-${{ matrix.tools }}-${{ github.ref }}
      cancel-in-progress: true
    strategy:
      fail-fast: false
      matrix:
        distro:
          - arch
          - centos
          - debian
          - fedora
          - opensuse
          - ubuntu
          - azure
        tools:
          - arch
          - debian
          - fedora
          - opensuse
          - ubuntu
          # TODO: Add CentOS once they have systemd v254 or newer.
        exclude:
          # pacman and archlinux-keyring are not packaged in OpenSUSE.
          - distro: arch
            tools: opensuse
          # apt, debian-keyring and ubuntu-keyring are not packaged in OpenSUSE.
          - distro: debian
            tools: opensuse
          - distro: ubuntu
            tools: opensuse
          # archlinux-keyring on Ubuntu is too old
          # TODO: Re-enable if https://bugs.launchpad.net/ubuntu/+source/archlinux-keyring/+bug/2076416/ is resolved.
          - distro: arch
            tools: ubuntu

    steps:
      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332
      - uses: ./

      # Freeing up disk space with rm -rf can take multiple minutes. Since we don't need the extra free space
      # immediately, we remove the files in the background. However, we first move them to a different location so that
      # nothing tries to use anything in these directories anymore while we're busy deleting them.
      - name: Free disk space
        run: |
          sudo mv /usr/local /usr/local.trash
          sudo mv /opt/hostedtoolcache /opt/hostedtoolcache.trash
          sudo systemd-run rm -rf /usr/local.trash /opt/hostedtoolcache.trash

      - name: Install
        run: |
          sudo apt-get update
          sudo apt-get install python3-pytest lvm2 cryptsetup-bin btrfs-progs
          # Make sure the latest changes from the pull request are used.
          sudo ln -svf $PWD/bin/mkosi /usr/bin/mkosi
        working-directory: ./

      - name: Configure
        run: |
          tee mkosi.local.conf <<EOF
          [Output]
          ManifestFormat=json

          [Content]
          KernelCommandLine=systemd.default_device_timeout_sec=180
          Environment=SYSTEMD_REPART_MKFS_OPTIONS_EROFS="--quiet"

          [Host]
          QemuKvm=yes
          EOF

          # TODO: Remove once all distros have recent enough systemd that knows systemd.default_device_timeout_sec.
          mkdir -p mkosi-initrd/mkosi.extra/usr/lib/systemd/system.conf.d
          tee mkosi-initrd/mkosi.extra/usr/lib/systemd/system.conf.d/device-timeout.conf <<EOF
          [Manager]
          DefaultDeviceTimeoutSec=180
          EOF

          # fail if the script already exists, to avoid hard to debug CI errors
          [[ -f mkosi.configure ]] && exit 1
          tee mkosi.configure <<EOF
          #!/bin/bash
          echo "Hello from inside mkosi.configure!" >&2
          cat
          EOF
          chmod +x mkosi.configure

          # prepare and postinst are already used in CI
          for script in sync build finalize postoutput clean
          do
              [[ -f "mkosi.${script}" ]] && exit 1
              tee "mkosi.${script}" <<TOK
          #!/bin/bash
          echo "Hello from inside mkosi.${script}" >&2
          TOK
              chmod +x "mkosi.${script}"
          done

      - name: Run integration tests
        run: |
          sudo --preserve-env \
              timeout -k 30 1h python3 -m pytest \
              --tb=no \
              --capture=no \
              --verbose \
              -m integration \
              --distribution ${{ matrix.distro }} \
              --tools-tree-distribution ${{ matrix.tools }} \
              tests/