mirror of https://github.com/google/oss-fuzz.git
66 lines
1.9 KiB
Python
66 lines
1.9 KiB
Python
#!/usr/bin/python3
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# Copyright 2023 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 sys
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import atheris
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from flask import Flask
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from flask_wtf.csrf import validate_csrf, generate_csrf
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from flask_wtf.i18n import translations
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from wtforms import ValidationError
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def get_app(fdp):
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"""Helper method to get a flask app."""
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app = Flask(__name__)
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key1 = fdp.ConsumeUnicodeNoSurrogates(124)
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key2 = fdp.ConsumeUnicodeNoSurrogates(124)
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app.secret_key = key1 if key1 != "" else "random key"
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app.config["WTF_CSRF_SECRET_KEY"] = key2 if key2 != "" else "random key 2"
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return app
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def fuzz_i18n(data):
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fdp = atheris.FuzzedDataProvider(data)
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translations.gettext(fdp.ConsumeUnicodeNoSurrogates(124))
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translations.ngettext(fdp.ConsumeUnicodeNoSurrogates(124),
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fdp.ConsumeUnicodeNoSurrogates(124), 2)
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def fuzz_csrf(data):
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fdp = atheris.FuzzedDataProvider(data)
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app = get_app(fdp)
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with app.test_request_context():
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try:
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validate_csrf(
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generate_csrf(secret_key=fdp.ConsumeUnicodeNoSurrogates(fdp.ConsumeIntInRange(0, 1024)),
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token_key=fdp.ConsumeUnicodeNoSurrogates(fdp.ConsumeIntInRange(0, 1024))))
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except ValidationError:
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pass
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def TestOneInput(data):
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fuzz_i18n(data)
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fuzz_csrf(data)
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def main():
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atheris.instrument_all()
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atheris.Setup(sys.argv, TestOneInput)
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atheris.Fuzz()
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if __name__ == "__main__":
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main()
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