mirror of https://github.com/google/oss-fuzz.git
88 lines
1.9 KiB
Python
88 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 io
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import sys
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import atheris
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import pathlib
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from fsspec.implementations import http
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import fsspec
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from fsspec.exceptions import FSTimeoutError
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# Import aiohttp and requests for pyinstaller
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from requests import *
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from aiohttp import *
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from aiohttp.client_exceptions import ClientError
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@atheris.instrument_func
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def TestOneInput(data):
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fdp = atheris.FuzzedDataProvider(data)
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path = fdp.ConsumeUnicodeNoSurrogates(124)
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# Ensure it's a file vs directory
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path = path + "the_file.txt"
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h = fsspec.filesystem("http", use_listings_cache=True)
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tmp_path = pathlib.Path(path)
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try:
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tmp_path.write_bytes(data)
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except:
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# Don't care about errors in pathlib
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try:
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tmp_path.unlink()
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except:
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pass
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return
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try:
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h.put_file(tmp_path, path, method="put", timeout=0.5)
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except FSTimeoutError:
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try:
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tmp_path.unlink()
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except:
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pass
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return
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except (
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ClientError,
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TypeError,
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AssertionError
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) as e:
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# Abandon if aiohttp threw an error.
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try:
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tmp_path.unlink()
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except:
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pass
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return
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# Reading the file should be possible now.
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with h.open(path) as http_f:
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http_f.read()
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try:
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tmp_path.unlink()
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except:
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pass
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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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