bootc/.github/workflows/ci.yml

# CI Workflow for bootc
#
# Core principles:
# - Everything done here should be easy to replicate locally. Most tasks
#   should invoke `just <something>`.
# - Most additions to this should be extending existing tasks; e.g.
#   there's places for unit and integration tests already.
name: CI

permissions:
  actions: read

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  workflow_dispatch: {}

env:
  CARGO_TERM_COLOR: always
  # Something seems to be setting this in the default GHA runners, which breaks bcvk
  # as the default runner user doesn't have access
  LIBVIRT_DEFAULT_URI: "qemu:///session"

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  # Run basic validation checks (linting, formatting, etc)
  validate:
    runs-on: ubuntu-24.04
    steps:
      - uses: actions/checkout@v5
      - name: Bootc Ubuntu Setup
        uses: ./.github/actions/bootc-ubuntu-setup
      - name: Validate (default)
        run: just validate
  # Build container with continuous repository enabled
  container-continuous:
    runs-on: ubuntu-24.04
    steps:
      - uses: actions/checkout@v5
      - name: Bootc Ubuntu Setup
        uses: ./.github/actions/bootc-ubuntu-setup
      - name: Build with continuous repo enabled
        run: sudo just build --build-arg=continuous_repo=1
  # Check for security vulnerabilities and license compliance
  cargo-deny:
    runs-on: ubuntu-24.04
    steps:
    - uses: actions/checkout@v5
    - uses: EmbarkStudios/cargo-deny-action@v2
      with:
        log-level: warn
        command: check -A duplicate bans sources licenses
  # Test bootc installation scenarios and fsverity support
  # TODO convert to be an integration test
  install-tests:
    name: "Test install"
    runs-on: ubuntu-24.04
    steps:
      - name: Checkout repository
        uses: actions/checkout@v5
      - name: Bootc Ubuntu Setup
        uses: ./.github/actions/bootc-ubuntu-setup
      - name: Enable fsverity for /
        run: sudo tune2fs -O verity $(findmnt -vno SOURCE /)
      - name: Install utils
        run: sudo apt -y install fsverity just
      - name: Integration tests
        run: |
          set -xeu
          # Build images to test; TODO investigate doing single container builds
          # via GHA and pushing to a temporary registry to share among workflows?
          sudo just build
          sudo just build-install-test-image
          sudo podman build -t localhost/bootc-fsverity -f ci/Containerfile.install-fsverity

          # TODO move into a container, and then have this tool run other containers
          cargo build --release -p tests-integration

          df -h /
          sudo install -m 0755 target/release/tests-integration /usr/bin/bootc-integration-tests
          rm target -rf
          df -h /
          # The ostree-container tests
          sudo podman run --privileged --pid=host -v /:/run/host -v $(pwd):/src:ro -v /var/tmp:/var/tmp \
            --tmpfs /var/lib/containers \
            -v /run/dbus:/run/dbus -v /run/systemd:/run/systemd localhost/bootc /src/crates/ostree-ext/ci/priv-integration.sh
          # Nondestructive but privileged tests
          sudo bootc-integration-tests host-privileged localhost/bootc-integration-install
          # Install tests
          sudo bootc-integration-tests install-alongside localhost/bootc-integration-install

          # system-reinstall-bootc tests
          cargo build --release -p system-reinstall-bootc

          # not sure why this is missing in the ubuntu image but just creating this directory allows the tests to pass
          sudo mkdir -p /run/sshd

          sudo install -m 0755 target/release/system-reinstall-bootc /usr/bin/system-reinstall-bootc
          # These tests may mutate the system live so we can't run in parallel
          sudo bootc-integration-tests system-reinstall localhost/bootc-integration --test-threads=1

          # And the fsverity case
          sudo podman run --privileged --pid=host localhost/bootc-fsverity bootc install to-existing-root --stateroot=other \
            --acknowledge-destructive --skip-fetch-check
          # Crude cross check
          sudo find /ostree/repo/objects -name '*.file' -type f | while read f; do
            sudo fsverity measure $f >/dev/null
          done
  # Test that we can build documentation
  docs:
    runs-on: ubuntu-24.04
    steps:
      - uses: actions/checkout@v5
      - name: Bootc Ubuntu Setup
        uses: ./.github/actions/bootc-ubuntu-setup
      - name: Build mdbook
        run: just build-mdbook
  # Build containers and disk images for integration testing across OS matrix
  build-integration:
    strategy:
      fail-fast: false
      matrix:
        test_os: [fedora-42, fedora-43, centos-9, centos-10]

    runs-on: ubuntu-24.04

    steps:
      - uses: actions/checkout@v5
      - name: Bootc Ubuntu Setup
        uses: ./.github/actions/bootc-ubuntu-setup
        with:
          libvirt: true

      - name: Build container and disk image
        run: |
          tests/build.sh ${{ matrix.test_os }}

      - name: Run container tests
        run:
          just test-container

      - name: Archive disk image
        uses: actions/upload-artifact@v5
        with:
          name: PR-${{ github.event.number }}-${{ matrix.test_os }}-${{ env.ARCH }}-disk
          path: target/bootc-integration-test.qcow2
          retention-days: 1

  # Run TMT-based integration tests on disk images from build-integration
  test-integration:
    needs: build-integration
    strategy:
      fail-fast: false
      matrix:
        test_os: [fedora-42, fedora-43, centos-9, centos-10]

    runs-on: ubuntu-24.04

    steps:
      - uses: actions/checkout@v5
      - name: Bootc Ubuntu Setup
        uses: ./.github/actions/bootc-ubuntu-setup
        with:
          libvirt: true
      - name: Install tmt
        run: pip install --user "tmt[provision-virtual]"

      - name: Create folder to save disk image
        run: mkdir -p target

      - name: Download disk.raw
        uses: actions/download-artifact@v6
        with:
          name: PR-${{ github.event.number }}-${{ matrix.test_os }}-${{ env.ARCH }}-disk
          path: target

      - name: Workaround https://github.com/teemtee/testcloud/issues/18
        run: sudo rm -f /usr/bin/chcon && sudo ln -sr /usr/bin/true /usr/bin/chcon

      - name: Run all TMT tests
        run: |
          just test-tmt-nobuild

      - name: Archive TMT logs
        if: always()
        uses: actions/upload-artifact@v5
        with:
          name: tmt-log-PR-${{ github.event.number }}-${{ matrix.test_os }}-${{ env.ARCH }}-${{ matrix.tmt_plan }}
          path: /var/tmp/tmt
  # This variant does composefs testing
  test-integration-cfs:
    strategy:
      fail-fast: false
      matrix:
        test_os: [centos-10]

    runs-on: ubuntu-24.04

    steps:
      - uses: actions/checkout@v5
      - name: Bootc Ubuntu Setup
        uses: ./.github/actions/bootc-ubuntu-setup
        with:
          libvirt: true

      - name: Build container
        run: just build-sealed

      - name: Test
        run: just test-composefs