通用发布MQTT消息方法改为静态方法

Service/CommonService.py

@@ -454,7 +454,8 @@ class CommonService:
             print(e)
             return False
 
-    def req_publish_mqtt_msg(self, thing_name, topic_name, msg):
+    @staticmethod
+    def req_publish_mqtt_msg(thing_name, topic_name, msg):
         # 通用发布MQTT消息函数
         if not all([thing_name, topic_name, msg]):
             return False
@@ -474,7 +475,7 @@ class CommonService:
             # post请求url发布MQTT消息
             url = 'https://{}/topics/{}'.format(endpoint, topic_name)
             authorizer_name = 'Ansjer_Iot_Auth'
-            signature = self.rsa_sign(Token)  # Token签名
+            signature = CommonService.rsa_sign(Token)  # Token签名
             headers = {
                 'x-amz-customauthorizer-name': authorizer_name,
                 'Token': Token,