main.py 文件源码

def __init__(self):
        # process command line options and load config files
        self._config = Config()
        self._threads = []
        self._exiting = False
        self._reload = False

        # signal handling
        for sig, action in (
            (signal.SIGINT, self.shutdown),
            (signal.SIGQUIT, self.shutdown),
            (signal.SIGTERM, self.shutdown),
            (signal.SIGHUP, lambda s, f: setattr(self, '_reload', True)),
            (signal.SIGPIPE, signal.SIG_IGN),
        ):
            try:
                signal.signal(sig, action)
            except AttributeError:
                pass

        log.trace(self._config)