port_publisher.py 文件源码

def publish(self):
        bus = dbus.SystemBus()
        server = dbus.Interface(
            bus.get_object(
                avahi.DBUS_NAME,
                avahi.DBUS_PATH_SERVER
            ),
            avahi.DBUS_INTERFACE_SERVER
        )

        g = dbus.Interface(
            bus.get_object(
                avahi.DBUS_NAME,
                server.EntryGroupNew()
            ),
            avahi.DBUS_INTERFACE_ENTRY_GROUP
        )

        g.AddService(avahi.IF_UNSPEC, avahi.PROTO_UNSPEC, dbus.UInt32(0),
                     self.name, self.stype, self.domain, self.host,
                     dbus.UInt16(self.port), self.text)

        g.Commit()
        self.group = g