Best Python code snippet using autotest_python
db_optimize.py
Source:db_optimize.py
...17from autotest_lib.server import utils18# Format Appears as: [Date] [Time] - [Msg Level] - [Message]19LOGGING_FORMAT = '%(asctime)s - %(levelname)s - %(message)s'20STATS_KEY = 'db_optimize.%s' % socket.gethostname()21def main_without_exception_handling():22 database_settings = database_settings_helper.get_default_db_config()23 command = ['mysqlcheck',24 '-o', database_settings['NAME'],25 '-u', database_settings['USER'],26 '-p%s' % database_settings['PASSWORD'],27 # we want to do db optimation on each master/slave28 # in rotation. Do not write otimize table to bin log29 # so that it won't be picked up by slaves automatically30 '--skip-write-binlog',31 ]32 subprocess.check_call(command)33def should_optimize():34 """Check if the server should run db_optimize.35 Only shard should optimize db.36 @returns: True if it should optimize db otherwise False.37 """38 return utils.is_shard()39def parse_args():40 """Parse command line arguments"""41 parser = argparse.ArgumentParser()42 parser.add_argument('-c', '--check_server', action='store_true',43 help='Check if the server should optimize db.')44 return parser.parse_args()45def main():46 """Main."""47 args = parse_args()48 logging.basicConfig(level=logging.INFO, format=LOGGING_FORMAT)49 logging.info('Calling: %s', sys.argv)50 if args.check_server and not should_optimize():51 print 'Only shard can run db optimization.'52 return53 try:54 main_without_exception_handling()55 except Exception as e:56 message = 'Uncaught exception; terminating db_optimize.'57 logging.exception(message)58 raise59 logging.info('db_optimize completed.')60if __name__ == '__main__':...
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