bashkit/.github/workflows/fuzz.yml at main · everruns/bashkit · GitHub

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name: Fuzz Testing

# Run fuzzing on schedule and manual trigger
# Fuzzing is too slow for every PR, so we run it nightly
on:
  schedule:
    # Run at 3 AM UTC every day
    - cron: '0 3 * * *'
  workflow_dispatch:
    inputs:
      duration:
        description: 'Fuzzing duration in seconds per target'
        required: false
        default: '300'

permissions:
  contents: read

env:
  CARGO_TERM_COLOR: always

jobs:
  fuzz:
    name: Fuzz Test
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        target: [parser_fuzz, lexer_fuzz, arithmetic_fuzz, glob_fuzz]

    steps:
      - uses: actions/checkout@v6

      - name: Install Rust nightly
        uses: dtolnay/rust-toolchain@nightly

      - name: Install cargo-fuzz
        run: cargo install cargo-fuzz --locked

      - name: Cache fuzz corpus
        uses: actions/cache@v5
        with:
          path: crates/bashkit/fuzz/corpus
          key: fuzz-corpus-${{ matrix.target }}-${{ github.sha }}
          restore-keys: |
            fuzz-corpus-${{ matrix.target }}-

      - name: Run fuzzer - ${{ matrix.target }}
        working-directory: crates/bashkit
        run: |
          # Run for specified duration (default 5 minutes per target)
          DURATION="${{ github.event.inputs.duration || '300' }}"
          cargo +nightly fuzz run ${{ matrix.target }} -- \
            -max_total_time=$DURATION \
            -print_final_stats=1

      - name: Upload crash artifacts
        if: failure()
        uses: actions/upload-artifact@v7
        with:
          name: fuzz-crashes-${{ matrix.target }}
          path: |
            crates/bashkit/fuzz/artifacts/${{ matrix.target }}
          retention-days: 30