From 01b7e5e9be034421c948e59c64977aee16f67d1e Mon Sep 17 00:00:00 2001
From: RPRX <63339210+RPRX@users.noreply.github.com>
Date: Wed, 12 Apr 2023 23:20:26 +0800
Subject: [PATCH] XUDP Global ID should be empty if "cone" is disabled (client
 side)

---
 common/xudp/xudp.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/common/xudp/xudp.go b/common/xudp/xudp.go
index 32dda614..a162334a 100644
--- a/common/xudp/xudp.go
+++ b/common/xudp/xudp.go
@@ -47,6 +47,9 @@ func init() {
 }
 
 func GetGlobalID(ctx context.Context) (globalID [8]byte) {
+	if cone := ctx.Value("cone"); cone == nil || !cone.(bool) { // cone is nil only in some unit tests
+		return
+	}
 	if inbound := session.InboundFromContext(ctx); inbound != nil && inbound.Source.Network == net.Network_UDP &&
 		(inbound.Name == "dokodemo-door" || inbound.Name == "socks" || inbound.Name == "shadowsocks") {
 		h := blake3.New(8, BaseKey)