proven/.github/workflows/clusterfuzzlite.yml at main · hyperpolymath/proven · GitHub

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# SPDX-License-Identifier: MPL-2.0
# Copyright (c) 2026 Jonathan D.A. Jewell (hyperpolymath) <j.d.a.jewell@open.ac.uk>
#
# ClusterFuzzLite — per-PR + scheduled batch fuzzing of the Rust FFI
# bindings. Closes OpenSSF Scorecard `Fuzzing` check (#299).
#
# Gated on the presence of bindings/rust/fuzz/Cargo.toml so the workflow
# does not run on commits before the fuzz scaffolding lands.

name: ClusterFuzzLite
env:
  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
on:
  pull_request:
    paths:
      - 'bindings/rust/**'
      - 'ffi/**'
      - 'src/**'
      - '.clusterfuzzlite/**'
      - '.github/workflows/clusterfuzzlite.yml'
  schedule:
    - cron: '0 2 * * 0' # Sunday 02:00 UTC
  workflow_dispatch:
permissions: read-all
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true
jobs:
  pr-fuzzing:
    if: github.event_name == 'pull_request'
    runs-on: ubuntu-latest
    timeout-minutes: 30
    steps:
      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
        with:
          fetch-depth: 0
      - uses: google/clusterfuzzlite/actions/build_fuzzers@884713a6c30a92e5e8544c39945cd7cb630abcd1 # v1
        with:
          language: rust
          sanitizer: address
      - uses: google/clusterfuzzlite/actions/run_fuzzers@884713a6c30a92e5e8544c39945cd7cb630abcd1 # v1
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          fuzz-seconds: 300 # 5 minutes per fuzzer
          mode: prune
          sanitizer: address
  batch-fuzzing:
    if: github.event_name == 'schedule' || github.event_name == 'workflow_dispatch'
    runs-on: ubuntu-latest
    timeout-minutes: 60
    steps:
      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
      - uses: google/clusterfuzzlite/actions/build_fuzzers@884713a6c30a92e5e8544c39945cd7cb630abcd1 # v1
        with:
          language: rust
          sanitizer: address
      - uses: google/clusterfuzzlite/actions/run_fuzzers@884713a6c30a92e5e8544c39945cd7cb630abcd1 # v1
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          fuzz-seconds: 1800 # 30 minutes per fuzzer
          mode: batch
          sanitizer: address