4秒内不允许第三方重复通知

app-hd/controllers/MtController.php

@@ -54,6 +54,17 @@ class MtController extends PublicController
     public function actionConfirmOrder()
     {
         $post = Yii::$app->request->post();
+        $orderId = $post['order_id'] ?? 0;
+
+        //4秒内不允许第三方重复通知
+        $cacheKey = 'mt_confirm_order_' . $orderId;
+        $has = Yii::$app->redis->executeCommand('GET', [$cacheKey]);
+        if (!empty($has)) {
+            Yii::info("美团已确认订单通知，出现重复通知，流水类型：orderId:{$orderId}");
+            return Json::encode(['data' => 'ok']);
+        }
+        Yii::$app->redis->executeCommand('SETEX', [$cacheKey, 4, 'has']);
+
         // 无数据过来时，是美团对接口进行存活试探，请保留此段代码，好让请求在此被中断返回
         if (empty($post)) {
             return Json::encode(['data' => 'ok']);
@@ -62,7 +73,6 @@ class MtController extends PublicController
 
         $connection = Yii::$app->db;//事务处理
         $transaction = $connection->beginTransaction();
-        $orderId = $post['order_id'] ?? 0;
         try {
 
             $shopId = $post['app_poi_code'] ?? '';