oss-fuzz/.clusterfuzzlite/coverage_atheris_fuzzer.py

54 lines
1.5 KiB
Python
Raw Normal View History

#!/usr/bin/python3
# Copyright 2022 Google LLC
#
# 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.
import atheris
import json
import os
from unittest import mock
import sys
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
sys.path.append(
os.path.join(os.path.dirname(os.path.abspath(__file__)), 'cifuzz'))
with atheris.instrument_imports():
import get_coverage
REPO_PATH = '/src/curl'
PROJECT_NAME = 'curl'
oss_fuzz_coverage = get_coverage.OSSFuzzCoverage(REPO_PATH, PROJECT_NAME)
def TestOneInput(data):
try:
decoded_json = json.loads(data)
except (json.decoder.JSONDecodeError, UnicodeDecodeError):
# Wart
return oss_fuzz_coverage.get_files_covered_by_target('fuzz-target')
with mock.patch('get_coverage.OSSFuzzCoverage.get_target_coverage',
return_value=decoded_json):
oss_fuzz_coverage.get_files_covered_by_target('fuzz-target')
return 0
def main():
atheris.Setup(sys.argv, TestOneInput)
atheris.Fuzz()
if __name__ == '__main__':
main()