mirror of https://github.com/google/oss-fuzz.git
68 lines
1.6 KiB
Python
68 lines
1.6 KiB
Python
#!/usr/bin/python3
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# Copyright 2022 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import atheris
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import sys
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with atheris.instrument_imports():
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import flask
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from flask import Flask as _Flask
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from werkzeug.http import parse_set_header
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class FuzzFlask(_Flask):
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testing = True
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secret_key = "fuzz test key"
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def TestOneInput(data):
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fdp = atheris.FuzzedDataProvider(data)
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app = FuzzFlask("flask_test", root_path=os.path.dirname(__file__))
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app.config["DEBUG"] = True
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app.config["TRAP_BAD_REQUEST_ERRORS"] = False
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@app.route("/json", methods=["POST"])
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def post_json():
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flask.request.get_json()
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return None
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parse_set_header(fdp.ConsumeUnicode(sys.maxsize))
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client = app.test_client()
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try:
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app.add_url_rule(
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fdp.ConsumeUnicode(sys.maxsize),
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endpoint = "randomendpoint"
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)
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except ValueError:
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None
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try:
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client.post(
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"/json",
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data=fdp.ConsumeUnicode(sys.maxsize),
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content_type="application/json"
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)
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except (TypeError, UnicodeEncodeError):
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None
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def main():
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atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
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atheris.Fuzz()
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if __name__ == "__main__":
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main()
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