service.py 文件源码

def __init__(self):
        # initially set the standard logger
        self.set_logger(logging.getLogger(__name__))
        # initially set an empty configuration
        self.set_config(configparser.ConfigParser())
        # set up the quit signals
        self.setup_signals(
            signals = [signal.SIGINT, signal.SIGTERM, signal.SIGHUP],
            handler = self.please_stop_now
        )

        # use glib as default mailoop for dbus
        dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
        dbus.mainloop.glib.threads_init()
        GLib.threads_init()

        self.loop = GLib.MainLoop() # create mainloop

        self.systembus = dbus.SystemBus() # the system bus
        self.systembus.request_name(CO2MONITOR_BUSNAME) # request the bus name
        bus_name = dbus.service.BusName(CO2MONITOR_BUSNAME, self.systembus) # create bus name
        # register the object on the bus name
        dbus.service.Object.__init__(self, bus_name, CO2MONITOR_OBJECTPATH)