fix: 优化更新逻辑，添加异常处理

apps/mosquito/mqtt_task.py

@@ -1,12 +1,18 @@
-import json
 import os
+import sys
+import json
 import django
 from typing import Dict
+from pathlib import Path
 from enum import Enum
 import paho.mqtt.client as mqtt
 
 
 pwd = os.path.dirname(os.path.realpath(__file__))
+project_path = Path(pwd).parent.parent
+if project_path not in sys.path:
+    sys.path.append(str(project_path))
+
 os.environ.setdefault("DJANGO_SETTINGS_MODULE", "mosqkiller.settings")
 django.setup()
 
@@ -37,15 +43,17 @@ def on_message(client, userdata, message):
     topic_parts = topic.split('/')
     device_id = topic_parts[2]
 
-    # 将消息打印到控制台（或处理数据，例如存入数据库）
-    print(f"Device: {device_id} update & create post")
     payload = message.payload.decode('utf-8')
-    # print(f"Message Payload: {payload}")
 
     # update and create
     post_data = json.loads(payload)
+    try:
         update_device_info(device_id, post_data=post_data)
         create_mosq_post(device_id, post_data=post_data)
+        print(f"Device: {device_id} update & create post success")
+    except KeyError:
+        print(f"Device: {device_id} update & create post failed")
+        print(payload)
 
 
 def update_device_info(device_id: str, post_data: Dict):