checks.yaml

name: checks

permissions:
  contents: read

on:
  push:
    branches:
      - main
      - 'release/**'
  pull_request:
    branches-ignore:
      - 'release/**'
  schedule:
    - cron: '0 4 * * *'
  merge_group:
    branches:
      - main

jobs:
  build:
    name: Build and test
    runs-on: "${{ matrix.os }}"
    strategy:
      matrix:
        include:
          - rust: stable
            os: ubuntu-latest
            features: ""
            target: "x86_64-unknown-linux-gnu"
          - rust: beta
            os: ubuntu-latest
            features: ""
            target: "x86_64-unknown-linux-gnu"
          - rust: "1.66.0"
            os: ubuntu-latest
            features: ""
            target: "x86_64-unknown-linux-gnu"
          - rust: "stable"
            os: ubuntu-latest
            features: ""
            target: "x86_64-unknown-linux-musl"
          - rust: "stable"
            os: macos-latest
            features: ""
            target: "x86_64-apple-darwin"
          - rust: "stable"
            os: ubuntu-latest
            features: "--all-features"
            target: "x86_64-unknown-linux-gnu"
          - rust: "1.66.0"
            os: ubuntu-latest
            features: "--all-features"
            target: "x86_64-unknown-linux-gnu"
          - rust: "stable"
            os: ubuntu-latest
            features: "--all-features"
            target: "x86_64-unknown-linux-musl"
          - rust: "stable"
            os: macos-latest
            features: "--all-features"
            target: "x86_64-apple-darwin"
    steps:
      - name: Checkout sources
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
        with:
          persist-credentials: false
      - name: Install ${{ matrix.rust }} toolchain
        uses: dtolnay/rust-toolchain@439cf607258077187679211f12aa6f19af4a0af7
        with:
          toolchain: ${{ matrix.rust }}
          targets: "${{ matrix.target }}"
      - name: Install cross-compilation tools
        uses: taiki-e/setup-cross-toolchain-action@e0fdbe18d70a8bbed8a44d3319a1842949a63671
        with:
          target: ${{ matrix.target }}
      - name: Install cargo-llvm-cov
        uses: taiki-e/install-action@4d8504289abd3a644c6237dea6005f9f28fba01b
        with:
          tool: cargo-llvm-cov
      - name: Rust cache
        uses: Swatinem/rust-cache@3cf7f8cc28d1b4e7d01e3783be10a97d55d483c8
        with:
            shared-key: "${{matrix.rust}}-${{matrix.target}}"
      - name: cargo build
        run: cargo build ${{ matrix.features }}
      - name: cargo test
        run: cargo llvm-cov --target ${{matrix.target}} ${{ matrix.features }} --lcov --output-path lcov.info
        env:
          RUST_BACKTRACE: 1
      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d
        with:
          files: lcov.info
          fail_ci_if_error: false

  unused:
    name: Check unused dependencies
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
        with:
          persist-credentials: false
      - name: Install nightly toolchain
        uses: dtolnay/rust-toolchain@439cf607258077187679211f12aa6f19af4a0af7
        with:
          toolchain: nightly
      - name: Install udeps
        uses: taiki-e/install-action@4d8504289abd3a644c6237dea6005f9f28fba01b
        with:
          tool: cargo-udeps
      - name: cargo udeps
        run: cargo udeps --workspace --all-targets
      - name: cargo udeps (fuzzer)
        run: cargo udeps --manifest-path ./fuzz/Cargo.toml --all-targets

  #note: can't validate config/nts.*.toml because of intentionally missing files
  validate:
    name: Validate configs
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
        with:
          persist-credentials: false
      - name: ./ntp.toml
        run: cargo run --bin ntp-ctl -- -c ./ntp.toml validate
      - name: ./ntp.server.toml
        run: cargo run --bin ntp-ctl -- -c ./ntp.server.toml validate
      - name: ./test-keys/unsafe.nts.client.toml
        run: cargo run --bin ntp-ctl -- -c ./test-keys/unsafe.nts.client.toml validate
      - name: ./test-keys/unsafe.nts.server.toml
        run: cargo run --bin ntp-ctl -- -c ./test-keys/unsafe.nts.server.toml validate
      - name: ./config/ntp.demobilize.toml
        run: cargo run --bin ntp-ctl -- -c ./config/ntp.demobilize.toml validate
      - name: ./pkg/common/ntp.toml.default
        run: cargo run --bin ntp-ctl -- -c ./docs/examples/conf/ntp.toml.default validate

  man-sync:
    name: Validate man pages
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
        with:
          persist-credentials: false
      - name: Build man pages
        run: utils/generate-man.sh target/docs/man
      - name: Compare generated pages with precompiled
        run: diff -r -s --color "docs/precompiled/man" "target/docs/man"

  format:
    name: Format
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
        with:
          persist-credentials: false
      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@439cf607258077187679211f12aa6f19af4a0af7
        with:
          toolchain: stable
          components: rustfmt
      - name: Check formatting
        run: cargo fmt --all --check
      - name: Check formatting (fuzzers)
        run: cargo fmt --manifest-path ./fuzz/Cargo.toml --all --check
      - name: Check formatting (fuzz_rand_shim)
        run: cargo fmt --manifest-path ./fuzz/fuzz_rand_shim/Cargo.toml --all --check

  clippy:
    name: Clippy
    strategy:
      matrix:
        include:
          - target: x86_64-unknown-linux-gnu
            use_zig: false
            fuzzer: true
            zig_args: ""
          - target: armv7-unknown-linux-gnueabihf
            use_zig: true
            fuzzer: false
            zig_args: "-target arm-linux-gnueabihf -mcpu=generic+v7a+vfp3-d32+thumb2-neon -g"
          - target: x86_64-unknown-linux-musl
            use_zig: true
            fuzzer: false
            zig_args: "-target x86_64-linux-musl"
          - target: x86_64-apple-darwin
            use_zig: true
            fuzzer: false
            zig_args: "-target x86_64-macos-gnu -g"
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
        with:
          persist-credentials: false
      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@439cf607258077187679211f12aa6f19af4a0af7
        with:
          toolchain: stable
          components: clippy
          targets: ${{matrix.target}}
      # Use zig as our C compiler for convenient cross-compilation. We run into rustls having a dependency on `ring`.
      # This crate uses C and assembly code, and because of its build scripts, `cargo clippy` needs to be able to compile
      # that code for our target.
      - uses: goto-bus-stop/setup-zig@6fede2f0550d71291c0accf2834b216e69a2d67a
        with:
          version: 0.9.0
        if: ${{matrix.use_zig}}
      - name: Install cargo-zigbuild
        uses: taiki-e/install-action@4d8504289abd3a644c6237dea6005f9f28fba01b
        with:
          tool: cargo-zigbuild
        if: ${{matrix.use_zig}}

      - name: Set TARGET_CC for zig
        run: echo "TARGET_CC=/home/runner/.cargo/bin/cargo-zigbuild zig cc -- ${{matrix.zig_args}}" >> $GITHUB_ENV
        if: ${{matrix.use_zig}}

      - name: Rust cache
        uses: Swatinem/rust-cache@3cf7f8cc28d1b4e7d01e3783be10a97d55d483c8
        with:
            shared-key: "stable-${{matrix.target}}"

      - name: Run clippy
        run: cargo clippy --target ${{matrix.target}} --workspace --all-targets --all-features -- -D warnings
      - name: Run clippy (fuzzers)
        run: cargo clippy --target ${{matrix.target}} --manifest-path ./fuzz/Cargo.toml --all-targets -- -D warnings
        if: ${{matrix.fuzzer}}
      - name: Run clippy (fuzz_rand_shim)
        run: cargo clippy --target ${{matrix.target}} --manifest-path ./fuzz/fuzz_rand_shim/Cargo.toml --all-targets -- -D warnings
        if: ${{matrix.fuzzer}}

  fuzz:
    name: Smoke-test fuzzing targets
    runs-on: ubuntu-20.04
    strategy:
      matrix:
        features:
          - ""
          - "--all-features"
    steps:
      - name: Checkout sources
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
        with:
          persist-credentials: false
      - name: Install nightly toolchain
        uses: dtolnay/rust-toolchain@439cf607258077187679211f12aa6f19af4a0af7
        with:
          toolchain: nightly
      - name: Install cargo fuzz
        uses: taiki-e/install-action@4d8504289abd3a644c6237dea6005f9f28fba01b
        with:
          tool: cargo-fuzz
      - name: Smoke-test fuzz targets
        run: |
          cargo fuzz build ${{ matrix.features }}
          for target in $(cargo fuzz list ${{ matrix.features }}) ; do
            cargo fuzz run ${{ matrix.features }} $target -- -max_total_time=10
          done

  audit-dependencies:
    name: Audit dependencies
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
    - uses: EmbarkStudios/cargo-deny-action@1e59595bed8fc55c969333d08d7817b36888f0c5
      with:
        arguments: --workspace --all-features
    - uses: EmbarkStudios/cargo-deny-action@1e59595bed8fc55c969333d08d7817b36888f0c5
      with:
        arguments: --manifest-path ./fuzz/Cargo.toml --all-features