From 7d25f46813b995b90c087ce43948c325ed22cecf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=BA=90=E6=96=87=E9=9B=A8?=
 <41315874+fumiama@users.noreply.github.com>
Date: Wed, 17 Jul 2024 00:05:11 +0900
Subject: [PATCH] fix(nat): keep alive

---
 gold/link/nat.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gold/link/nat.go b/gold/link/nat.go
index d85627a..61b3c5b 100644
--- a/gold/link/nat.go
+++ b/gold/link/nat.go
@@ -19,7 +19,7 @@ func (l *Link) keepAlive(dur int64) {
 		logrus.Infoln("[nat] start to keep alive")
 		t := time.NewTicker(time.Second * time.Duration(dur))
 		for range t.C {
-			if l.status == LINK_STATUS_DOWN || l.me.loop == nil {
+			if l.me.loop == nil {
 				return
 			}
 			n, err := l.WriteAndPut(head.NewPacket(head.ProtoHello, l.me.srcport, l.peerip, l.me.dstport, nil), false)
@@ -99,6 +99,9 @@ func (l *Link) onQuery(packet []byte) {
 		if eps == "" {
 			eps = l.rawep // use registered ep only
 		}
+		if eps == "" {
+			continue
+		}
 		if ok {
 			notify[p] = [2]string{
 				lnk.endpoint.Network(),