From b26aa8d53cdcb77875b1ef9a107cdbdebd930319 Mon Sep 17 00:00:00 2001
From: Alireza Ahmadi <alireza7@gmail.com>
Date: Sun, 17 Aug 2025 12:36:23 +0200
Subject: [PATCH] add alpn to vmess link #740

---
 util/genLink.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/util/genLink.go b/util/genLink.go
index 248c347..6faec84 100644
--- a/util/genLink.go
+++ b/util/genLink.go
@@ -528,6 +528,13 @@ func vmessLink(
 			if sni, ok := tls["server_name"].(string); ok {
 				obj["sni"] = sni
 			}
+			if alpn, ok := tls["alpn"].([]interface{}); ok {
+				alpnList := make([]string, len(alpn))
+				for i, v := range alpn {
+					alpnList[i] = v.(string)
+				}
+				obj["alpn"] = strings.Join(alpnList, ",")
+			}
 			if utls, ok := tls["utls"].(map[string]interface{}); ok {
 				obj["fp"], _ = utls["fingerprint"].(string)
 			}