update

MQTT.py

@@ -46,7 +46,8 @@ class MQTT:
         self.client.on_connect = self.on_connect
         self.client.on_message = self.on_message
         # Establish a connection
-        self.client.connect('ceshi-mqtt.lihaink.cn', 1883)
+        # ceshi-mqtt.lihaink.cn
+        self.client.connect('127.0.0.1', 1883)
         # Publish a message
         self.client.loop_forever(retry_first_connection=True)
 

ceshi.py

@@ -35,7 +35,7 @@ if __name__ == '__main__':
             client.on_connect = on_connect
             client.on_connect_fail = on_connect_fail
             # Establish a connection
-            client.connect('ceshi-mqtt.lihaink.cn', 1883)
+            client.connect('127.0.0.1', 1883)
             # Publish a message
             client.loop_forever()
         except Exception as e:

sensor_to_server.py

@@ -40,11 +40,12 @@ def on_connect(client, userdata, flags, rc):
 
 
 if __name__ == '__main__':
-    client = mqtt.Client(transport="websockets")
+    client = mqtt.Client()
     client.username_pw_set("demo", "123456")
     # Specify callback function
     client.on_connect = on_connect
     # Establish a connection
-    client.connect('ceshi-mqtt.lihaink.cn', 8083)
+    # ceshi-mqtt.lihaink.cn
+    client.connect('192.168.1.27', 1883)
     # Publish a message
     client.loop_forever()