diff --git a/MQTT.py b/MQTT.py
index 5c3660c..17fda4b 100755
--- a/MQTT.py
+++ b/MQTT.py
@@ -9,6 +9,7 @@ from tool import push_stream, close_stream, update, exec_sh, get_record, get_lis
 
 def on_connect(client, userdata, flags, rc):
     if rc == 0:
+        print("成功订阅")
         client.subscribe('lot_mqtt')
 
 
@@ -71,22 +72,18 @@ def exec_shutdown():
 
 
 if __name__ == '__main__':
+    client = mqtt.Client(client_id=device_name)
+    client.username_pw_set("demo", "123456")
+    # Specify callback function
+    client.on_connect = on_connect
+    # 尝试连接 MQTT 服务器
     while True:
         try:
-            client = mqtt.Client(client_id=device_name)
-            client.username_pw_set("demo", "123456")
-            # Specify callback function
-            client.on_connect = on_connect
-            client.on_message = on_message
-            # Establish a connection
             # ceshi-mqtt.lihaink.cn
-            client.connect('ceshi-mqtt.lihaink.cn', 1883)
-            # Publish a message
+            client.connect('192.168.1.27', 1883)
             client.loop_forever()
-        except:
-            print("等待30秒连接")
-            time.sleep(30)
-            if times == 0:
-                # 重启机器
-                exec_shutdown()
-            times -= 1
+        except Exception as e:
+            print("Connection failed:", e)
+        time.sleep(10)
+        print("正在尝试重连")
+
diff --git a/data_upload.py b/data_upload.py
index e5a6e46..94c940e 100755
--- a/data_upload.py
+++ b/data_upload.py
@@ -15,27 +15,30 @@ def on_connect(client, userdata, flags, rc):
         times = 3
 
 
-def on_connect_fail(client, userdata):
+def on_disconnect(client, userdata, rc):
     print("失败，执行本地存储")
     # subprocess.Popen(['/usr/bin/bash /home/pi/lot_manager/bash/stop_data_upload.sh'], shell=True)
 
 
 times = 3
+
 if __name__ == '__main__':
+    client = mqtt.Client(client_id=device_name)
+    client.username_pw_set("demo", "123456")
+    # Specify callback function
+    client.on_connect = on_connect
+    client.on_disconnect = on_disconnect
+    # 尝试连接 MQTT 服务器
     while True:
         try:
-            client = mqtt.Client(client_id=device_name)
-            client.username_pw_set("demo", "123456")
-            # Specify callback function
-            client.on_connect = on_connect
-            client.on_connect_fail = on_connect_fail
-            # Establish a connection
-            client.connect('ceshi-mqtt.lihaink.cn', 1883)
-            # Publish a message
+            # ceshi-mqtt.lihaink.cn
+            client.connect('192.168.1.27', 1883)
             client.loop_forever()
         except Exception as e:
-            print("等待5秒重新连接客户端")
-            time.sleep(5)
-            if times == 0:
-                on_connect_fail(None, None)
-            times -= 1
\ No newline at end of file
+            print("Connection failed:", e)
+        if times == 0:
+            # 执行本地存储
+            on_disconnect(None, None, None)
+        print("正在尝试重连")
+        time.sleep(5)
+        times -= 1