修复微信支付多次回调后，重复添加设备套餐问题3

Controller/CloudStorage.py

@@ -959,24 +959,27 @@ class CloudStorageView(View):
             lang = parmap["lang"]
             trade_status = data['result_code']  # 业务结果  SUCCESS/FAIL
             out_trade_no = data['out_trade_no']  # 商户订单号
-            order_qs = Order_Model.objects.filter(orderID=out_trade_no)
+            order_qs = Order_Model.objects.filter(orderID=out_trade_no, status=0)
             logger.info(data)
             if trade_status == "SUCCESS":
-                logger.info('微信回调返回值 进来了。')
                 check_sign = pay.get_notifypay(data)
                 if not check_sign:
                     return HttpResponse(pay.xml_to_dict({'return_code': 'FAIL', 'return_msg': '签名失败'}))
                 logger.info('签名成功')
                 orderID = out_trade_no
-                print("进来了,微信支付成功回调")
+
+                #redis加锁，防止订单重复
+                redisObj = RedisObject()
+                isLock = redisObj.CONN.setnx(orderID + 'do_notify', 1)
+                redisObj.CONN.expire(orderID + 'do_notify', 60)
+                if not isLock:
+                    return response.json(5)
 
                 nowTime = int(time.time())
                 order_list = order_qs.values("UID", "channel", "commodity_code", "rank", "isSelectDiscounts",
                                              "userID__userID", "userID__username","status")
+
                 logger.info(order_list[0]['UID'])
-                if(order_list[0]['status'] == 1):
-                    logger.info('前面已支付成功，通知')
-                    return HttpResponse(pay.xml_to_dict({'return_code': 'SUCCESS', 'return_msg': 'OK'}))
 
                 userid = order_list[0]['userID__userID']
                 username = order_list[0]['userID__username']
@@ -1050,6 +1053,8 @@ class CloudStorageView(View):
                                          'Dear customer,you already subscribed the cloud storage package successfully for device ' + UID + ' on ' + time.strftime(
                                              "%b %dth,%Y", time.localtime())]
                     self.do_vod_msg_Notice(UID, channel, userid, lang, sys_msg_text_list, 'SMS_219738485')
+                    logger.info(pay.xml_to_dict({'return_code': 'SUCCESS', 'return_msg': 'OK'}))
+                    redisObj.del_data(key=orderID + 'do_notify')
                     return HttpResponse(pay.xml_to_dict({'return_code': 'SUCCESS', 'return_msg': 'OK'}))
             else:
                 order_qs.update(status=10, promotion_rule_id=promotion_rule_id)
@@ -1057,6 +1062,7 @@ class CloudStorageView(View):
         except Exception as e:
             if order_qs:
                 order_qs.update(status=10, promotion_rule_id=promotion_rule_id)
+            redisObj.del_data(key=orderID + 'do_notify')
             return HttpResponse(pay.xml_to_dict({'return_code': 'FAIL', 'return_msg': repr(e)}))
 
     def do_create_pay_order(self, request_dict, userID, ip, response):  # 创建支付订单