oss-fuzz/projects/requests/fuzz_server.py

78 lines
1.9 KiB
Python

#!/usr/bin/python3
# Copyright 2021 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 socket
import sys
import time
import threading
with atheris.instrument_imports():
import requests
fuzzed_input = b""
# somehow ugly as fuzzing cannot be run in parallel
def SetFuzzedInput(input_bytes):
global fuzzed_input
fuzzed_input = input_bytes
class ServerThread(threading.Thread):
def __init__(self):
self.s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self.s.bind(("127.0.0.1", 8001))
self.s.listen(1)
threading.Thread.__init__(self)
def run(self):
global fuzzed_input
conn, addr = self.s.accept()
conn.recv(1024)
conn.send(fuzzed_input)
time.sleep(0.005)
conn.close()
self.s.shutdown(1)
self.s.close()
time.sleep(0.01)
def TestOneInput(input_bytes):
t1 = ServerThread()
# Launch threads
t1.start()
SetFuzzedInput(input_bytes)
try:
r = requests.get('http://127.0.0.1:8001/', timeout=2.0)
r.status_code
r.headers
r.text
except requests.exceptions.RequestException as e:
pass
t1.join()
def main():
atheris.instrument_all()
atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
atheris.Fuzz()
if __name__ == "__main__":
main()