Daily parser fuzz #190
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| name: Daily parser fuzz | |
| on: | |
| workflow_dispatch: | |
| schedule: | |
| - cron: "0 0 * * *" | |
| pull_request: | |
| paths: | |
| - ".github/workflows/daily_fuzz.yaml" | |
| permissions: | |
| contents: read | |
| concurrency: | |
| group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }} | |
| cancel-in-progress: true | |
| env: | |
| CARGO_INCREMENTAL: 0 | |
| CARGO_NET_RETRY: 10 | |
| CARGO_TERM_COLOR: always | |
| RUSTUP_MAX_RETRIES: 10 | |
| PACKAGE_NAME: ruff | |
| FORCE_COLOR: 1 | |
| jobs: | |
| fuzz: | |
| name: Fuzz | |
| runs-on: ubuntu-latest | |
| timeout-minutes: 20 | |
| # Don't run the cron job on forks: | |
| if: ${{ github.repository == 'astral-sh/ruff' || github.event_name != 'schedule' }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - uses: actions/setup-python@v5 | |
| with: | |
| python-version: "3.12" | |
| - name: Install uv | |
| run: curl -LsSf https://astral.sh/uv/install.sh | sh | |
| - name: Install Python requirements | |
| run: uv pip install -r scripts/fuzz-parser/requirements.txt --system | |
| - name: "Install Rust toolchain" | |
| run: rustup show | |
| - name: "Install mold" | |
| uses: rui314/setup-mold@v1 | |
| - uses: Swatinem/rust-cache@v2 | |
| - name: Build ruff | |
| # A debug build means the script runs slower once it gets started, | |
| # but this is outweighed by the fact that a release build takes *much* longer to compile in CI | |
| run: cargo build --locked | |
| - name: Fuzz | |
| run: python scripts/fuzz-parser/fuzz.py $(shuf -i 0-9999999999999999999 -n 1000) --test-executable target/debug/ruff | |
| create-issue-on-failure: | |
| name: Create an issue if the daily fuzz surfaced any bugs | |
| runs-on: ubuntu-latest | |
| needs: fuzz | |
| if: ${{ github.repository == 'astral-sh/ruff' && always() && github.event_name == 'schedule' && needs.fuzz.result == 'failure' }} | |
| permissions: | |
| issues: write | |
| steps: | |
| - uses: actions/github-script@v7 | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| script: | | |
| await github.rest.issues.create({ | |
| owner: "astral-sh", | |
| repo: "ruff", | |
| title: `Daily parser fuzz failed on ${new Date().toDateString()}`, | |
| body: "Runs listed here: https://github.com/astral-sh/ruff/actions/workflows/daily_fuzz.yml", | |
| labels: ["bug", "parser", "fuzzer"], | |
| }) |