59 lines
1.8 KiB
Python
Executable File
59 lines
1.8 KiB
Python
Executable File
#!/usr/bin/env python2
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#
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# Copyright 2019 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Archive corpus file into zip and generate .d depfile.
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Invoked by GN from fuzzer_test.gni.
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"""
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from __future__ import print_function
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import argparse
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import os
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import sys
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import warnings
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import zipfile
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SEED_CORPUS_LIMIT_MB = 100
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def main():
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parser = argparse.ArgumentParser(description="Generate fuzzer config.")
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parser.add_argument('corpus_directories', metavar='corpus_dir', type=str,
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nargs='+')
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parser.add_argument('--output', metavar='output_archive_name.zip',
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required=True)
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args = parser.parse_args()
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corpus_files = []
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seed_corpus_path = args.output
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for directory in args.corpus_directories:
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if not os.path.exists(directory):
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raise Exception('The given seed_corpus directory (%s) does not exist.' %
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directory)
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for (dirpath, _, filenames) in os.walk(directory):
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for filename in filenames:
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full_filename = os.path.join(dirpath, filename)
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corpus_files.append(full_filename)
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with zipfile.ZipFile(seed_corpus_path, 'w') as z:
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# Turn warnings into errors to interrupt the build: crbug.com/653920.
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with warnings.catch_warnings():
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warnings.simplefilter("error")
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for i, corpus_file in enumerate(corpus_files):
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# To avoid duplication of filenames inside the archive, use numbers.
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arcname = '%016d' % i
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z.write(corpus_file, arcname)
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if os.path.getsize(seed_corpus_path) > SEED_CORPUS_LIMIT_MB * 1024 * 1024:
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print('Seed corpus %s exceeds maximum allowed size (%d MB).' %
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(seed_corpus_path, SEED_CORPUS_LIMIT_MB))
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sys.exit(-1)
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if __name__ == '__main__':
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main()
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