# Runs on every push and pull request. Gitea Actions reads this file too
# (it falls back to .github/workflows), so one definition serves both.
name: ci

on:
  push:
  pull_request:

env:
  CARGO_TERM_COLOR: always
  # Warnings fail the build here, and only here: locally they stay warnings
  # so that work in progress compiles.
  RUSTFLAGS: -D warnings

jobs:
  check:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt, clippy
      - name: Format
        run: cargo fmt --all -- --check
      - name: Lint
        run: cargo clippy --locked --workspace --all-targets -- -D warnings
      - name: Test
        run: cargo test --locked --workspace
      # A link in the documentation to something that is not there.
      - name: Documentation
        env:
          RUSTDOCFLAGS: -D warnings
        run: cargo doc --locked --workspace --no-deps --document-private-items
      # The examples operators start from, here and in the documentation,
      # through the daemon itself.
      - name: Example configurations
        run: |
          for config in testdata/server.textpb docs/examples/*.textpb; do
            cargo run --locked -p bgp -- --check "$config"
          done
      # The tests that change a kernel's routes, in a network namespace of
      # their own; and two daemons that route for each other.
      - name: Kernel tests
        run: scripts/kernel-tests.sh

  # The documentation site. Zola fails the build on a link to a page or an
  # anchor that is not there.
  docs:
    runs-on: ubuntu-latest
    env:
      ZOLA_VERSION: "0.22.1"
    steps:
      - uses: actions/checkout@v4
      - name: Install Zola
        run: |
          curl -sSfL "https://github.com/getzola/zola/releases/download/v${ZOLA_VERSION}/zola-v${ZOLA_VERSION}-x86_64-unknown-linux-gnu.tar.gz" \
            | sudo tar -xz -C /usr/local/bin zola
      - name: Build
        run: zola --root docs build

  # The daemon against FRR, BIRD and Routinator; see
  # docs/content/docs/development/testing.md.
  interop:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - name: Install FRR, BIRD and Routinator
        run: scripts/interop/install.sh
      - name: Build
        run: cargo build --release --locked -p bgp
      - name: Interoperability lab
        run: scripts/interop/lab.sh

  # A short run of each fuzz target: enough to notice a parser change that
  # breaks on input the seeds are close to. Long runs are done by hand; see
  # fuzz/README.md.
  fuzz:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@nightly
      - name: Install cargo-fuzz
        run: cargo install cargo-fuzz --locked
      - name: Fuzz
        working-directory: fuzz
        # cargo-fuzz sets its own flags; the workspace's -D warnings would
        # replace them.
        env:
          RUSTFLAGS: ""
        run: |
          for target in message message_body attrs prefix_text config rtr netlink; do
            mkdir -p "corpus/$target"
            cargo fuzz run "$target" "corpus/$target" "seeds/$target" -- -max_total_time=60
          done