__init__.py 文件源码

def _start_client(self):
        self.mqtt_client = mqtt.Client(self.config.mqtt_client_id)
        if self.config.mqtt_user is not None:
            self.mqtt_client.username_pw_set(self.config.mqtt_user, self.config.mqtt_password)
        if self.config.mqtt_ca_cert is not None:
            self.mqtt_client.tls_set(self.config.mqtt_ca_cert, cert_reqs=mqtt.ssl.CERT_REQUIRED)

        def _on_connect(client, _, flags, return_code):
            self.connected = True
            logging.info("MQTT connection returned result: %s", mqtt.connack_string(return_code))
        self.mqtt_client.on_connect = _on_connect

        self.mqtt_client.connect(self.config.mqtt_server, self.config.mqtt_port, 60)
        self.mqtt_client.loop_start()