From 0adc09f5ded1c53ff33b17ea73e6272616169083 Mon Sep 17 00:00:00 2001
From: qaq <bqlpfy@gmail.com>
Date: Sun, 6 Jul 2025 23:26:46 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8Dudp?=
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---
 .../src/main/java/com/admin/common/utils/GostUtil.java       | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/springboot-backend/src/main/java/com/admin/common/utils/GostUtil.java b/springboot-backend/src/main/java/com/admin/common/utils/GostUtil.java
index b6064c6..ec9e268 100644
--- a/springboot-backend/src/main/java/com/admin/common/utils/GostUtil.java
+++ b/springboot-backend/src/main/java/com/admin/common/utils/GostUtil.java
@@ -301,6 +301,11 @@ public class GostUtil {
     private static JSONObject createListener(String protocol) {
         JSONObject listener = new JSONObject();
         listener.put("type", protocol);
+        if (Objects.equals(protocol, "udp")){
+            JSONObject metadata = new JSONObject();
+            metadata.put("keepAlive", true);
+            listener.put("metadata", metadata);
+        }
         return listener;
     }