oss-fuzz/projects/aiohttp/fuzz_web_request.py

57 lines
1.5 KiB
Python

#!/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 os
import sys
import atheris
# aiohttp imports
import asyncio
with atheris.instrument_imports():
import aiohttp
from aiohttp.test_utils import make_mocked_request
from multidict import CIMultiDict
from yarl import URL
@atheris.instrument_func
async def fuzz_run_one_async(data):
fdp = atheris.FuzzedDataProvider(data)
url_s = fdp.ConsumeString(sys.maxsize)
try:
URL(url_s)
except Exception:
return
headers = CIMultiDict(
{ fdp.ConsumeString(20) : fdp.ConsumeString(sys.maxsize) }
)
req = make_mocked_request("GET", url_s, headers=headers)
l1 = len(req.forwarded)
ret = await req.post()
@atheris.instrument_func
def TestOneInput(data):
asyncio.run(fuzz_run_one_async(data))
def main():
atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
loop = asyncio.get_event_loop()
asyncio.set_event_loop(loop)
atheris.Fuzz()
if __name__ == "__main__":
main()