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06b3b62475
Signed-off-by: FASTSHIFT <vifextech@foxmail.com> Co-authored-by: W-Mai <1341398182@qq.com>
42 lines
1.2 KiB
Python
Executable File
42 lines
1.2 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import re
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MARK_LIST = ['tracing_mark_write']
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def get_arg():
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parser = argparse.ArgumentParser(description='Filter a log file to a trace file.')
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parser.add_argument('log_file', metavar='log_file', type=str,
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help='The input log file to process.')
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parser.add_argument('trace_file', metavar='trace_file', type=str, nargs='?', default='trace.systrace',
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help='The output trace file. If not provided, defaults to \'trace.systrace\'.')
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args = parser.parse_args()
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print('log_file: ' + args.log_file)
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print('trace_file: ' + args.trace_file)
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return args
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if __name__ == '__main__':
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args = get_arg()
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with open(args.log_file, 'r') as f:
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content = f.read()
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# compile regex pattern
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pattern = re.compile(r'(^.+-[0-9]+\s\[[0-9]]\s[0-9]+\.[0-9]+:\s('
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+ "|".join(MARK_LIST)
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+ r'):\s[B|E]\|[0-9]+\|.+$)', re.M)
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matches = pattern.findall(content)
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# write to args.trace_file
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with open(args.trace_file, 'w') as f:
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f.write('# tracer: nop\n#\n')
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for match in matches:
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f.write(match[0] + '\n')
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