# Copyright 2024 RustFS Team
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

name: Fuzz

on:
  pull_request:
    paths:
      - "fuzz/**"
      - "scripts/fuzz/**"
      - ".github/workflows/fuzz.yml"
      - "crates/ecstore/**"
      - "crates/filemeta/**"
      - "crates/utils/**"
  schedule:
    - cron: "0 2 * * *"
  workflow_dispatch:
    inputs:
      profile:
        description: "Which fuzz profile to run"
        required: false
        default: "both"
        type: choice
        options:
          - smoke
          - nightly
          - both

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  CARGO_TERM_COLOR: always
  CARGO_BUILD_TARGET: x86_64-unknown-linux-gnu

jobs:
  pr-fuzz-smoke:
    name: PR Fuzz Smoke
    if: >
      github.event_name == 'pull_request' ||
      (github.event_name == 'workflow_dispatch' &&
        (github.event.inputs.profile == 'smoke' || github.event.inputs.profile == 'both'))
    runs-on: ubicloud-standard-4
    timeout-minutes: 120
    env:
      FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: "true"
      MAX_TOTAL_TIME: 60
      ARTIFACT_ROOT: artifacts
      RUSTFLAGS: "--cfg tokio_unstable -C target-feature=-crt-static"
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Setup Rust environment
        uses: ./.github/actions/setup
        with:
          rust-version: nightly
          cache-shared-key: fuzz-smoke-${{ hashFiles('fuzz/Cargo.lock') }}
          github-token: ${{ secrets.GITHUB_TOKEN }}
          cache-save-if: ${{ github.ref == 'refs/heads/main' }}

      - name: Install cargo-fuzz
        uses: taiki-e/install-action@v2
        with:
          tool: cargo-fuzz

      - name: Run path_containment smoke target
        env:
          FUZZ_TARGET: path_containment
        run: ./scripts/fuzz/run_ci_targets.sh

      - name: Run bucket_validation smoke target
        env:
          FUZZ_TARGET: bucket_validation
        run: ./scripts/fuzz/run_ci_targets.sh

      - name: Run local_metadata smoke target
        env:
          FUZZ_TARGET: local_metadata
        run: ./scripts/fuzz/run_ci_targets.sh

      - name: Run bounded fuzz smoke targets
        if: ${{ false }}
        run: ./scripts/fuzz/run_ci_targets.sh

      - name: Upload fuzz smoke artifacts
        if: always()
        uses: actions/upload-artifact@v6
        with:
          name: fuzz-smoke-${{ github.run_number }}
          path: |
            fuzz/artifacts/**
            fuzz/corpus/**
          if-no-files-found: ignore
          retention-days: 7

  nightly-fuzz-corpus:
    name: Nightly Fuzz Corpus
    if: >
      github.event_name == 'schedule' ||
      (github.event_name == 'workflow_dispatch' &&
        (github.event.inputs.profile == 'nightly' || github.event.inputs.profile == 'both'))
    runs-on: ubicloud-standard-4
    timeout-minutes: 180
    env:
      FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: "true"
      MAX_TOTAL_TIME: 300
      ARTIFACT_ROOT: artifacts
      RUSTFLAGS: "--cfg tokio_unstable -C target-feature=-crt-static"
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Setup Rust environment
        uses: ./.github/actions/setup
        with:
          rust-version: nightly
          cache-shared-key: fuzz-nightly-${{ hashFiles('fuzz/Cargo.lock') }}
          github-token: ${{ secrets.GITHUB_TOKEN }}
          cache-save-if: ${{ github.ref == 'refs/heads/main' }}

      - name: Install cargo-fuzz
        uses: taiki-e/install-action@v2
        with:
          tool: cargo-fuzz

      - name: Run nightly fuzz targets
        run: ./scripts/fuzz/run_nightly_targets.sh

      - name: Upload nightly fuzz artifacts
        if: always()
        uses: actions/upload-artifact@v6
        with:
          name: fuzz-nightly-${{ github.run_number }}
          path: |
            fuzz/artifacts/**
            fuzz/corpus/**
          if-no-files-found: ignore
          retention-days: 30