48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
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#!/usr/bin/python
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import os
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import hashlib
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import hmac
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import argparse
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import sys
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argparser = argparse.ArgumentParser(description='Generates obfuscated logging file IDs for iBoot release builds')
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argparser.add_argument('--src', required=True, help='iBoot source tree')
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args = argparser.parse_args()
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id_file_map = {}
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directory = args.src
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base_hmac = hmac.new('obfuscation of filename for release build logging', '', hashlib.sha1)
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for (path, dirnames, filenames) in os.walk(directory):
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# strip the part of the pathname we supplied off the pathname
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shortened_path = path[len(directory)+1:]
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# don't iterate into paths we don't care about
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thisdir = os.path.split(shortened_path)[1]
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if thisdir in ['build', '.git', '.svn']:
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del dirnames[:]
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continue
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for filename in filenames:
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# ignore file types we don't care about
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extension = os.path.splitext(filename)[1]
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if extension not in ['.c', '.cpp', '.s', '.S', '.h']:
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continue
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full_path = os.path.join(shortened_path, filename)
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current_hmac = base_hmac.copy()
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current_hmac.update(full_path)
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file_id = current_hmac.hexdigest()[:16]
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if file_id in id_file_map and id_file_map[file_id] != full_path:
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print >> sys.stderr, 'Error: Files "{}" and "{}" both have the same ID {}'.format(full_path, id_file_map[file_id], file_id)
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sys.exit(1)
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else:
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id_file_map[file_id] = full_path
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print '{}:{}'.format(full_path, file_id)
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