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How to use _set_logfile_close_signal_handler method in autotest

Best Python code snippet using autotest_python

console.py

Source:console.py

...39            break40        timestamp += 141    logfile = gzip.GzipFile(logfile_name, 'w')42    return logfile43def _set_logfile_close_signal_handler(logfile):44    """Setup a signal handler to explicitly call logfile.close() and exit.45    Because we are writing a compressed file we need to make sure we properly46    close to flush our internal buffer on exit. logfile_monitor.py sends us47    a SIGTERM and waits 5 seconds for before sending a SIGKILL so we have48    plenty of time to do this.49    :param logfile - An open file object to be closed on SIGTERM.50    """51    def _on_signal_close_logfile_before_exit(unused_signal_no, unused_frame):52        logfile.close()53        os.exit(1)54    signal.signal(signal.SIGTERM, _on_signal_close_logfile_before_exit)55def _unset_signal_handler():56    signal.signal(signal.SIGTERM, signal.SIG_DFL)57def main():58    (options, args) = parser.parse_args()59    if len(args) != 2:60        parser.print_help()61        sys.exit(1)62    logfile = _open_logfile(args[0])63    warnfile = os.fdopen(int(args[1]), 'w', 0)64    # For now we aggregate all the alert_hooks.65    alert_hooks = []66    for patterns_path in options.pattern_paths.split(','):67        alert_hooks.extend(monitors_util.build_alert_hooks_from_path(68            patterns_path, warnfile))69    _set_logfile_close_signal_handler(logfile)70    try:71        monitors_util.process_input(72            sys.stdin, logfile, options.log_timestamp_format, alert_hooks)73    finally:74        logfile.close()75        _unset_signal_handler()76if __name__ == '__main__':...

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