From 98ca305a5481c66743178a0679a6d8953d7faf53 Mon Sep 17 00:00:00 2001
From: gVisor bot <gvisor-bot@google.com>
Date: Sat, 21 May 2022 00:34:00 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E5=B9=B6=E5=8F=91dns=E6=9F=A5=E8=AF=A2?=
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---
 dns/resolver.go | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/dns/resolver.go b/dns/resolver.go
index e1fc90a5..abc686f4 100644
--- a/dns/resolver.go
+++ b/dns/resolver.go
@@ -82,12 +82,16 @@ func (r *Resolver) ResolveAllIP(host string) (ips []netip.Addr, err error) {
 
 	ips, err = r.resolveIP(host, D.TypeA)
 
-	ipv6s, open := <-ch
-	if !open && err != nil {
-		return nil, resolver.ErrIPNotFound
+	select {
+	case ipv6s, open := <-ch:
+		if !open && err != nil {
+			return nil, resolver.ErrIPNotFound
+		}
+		ips = append(ips, ipv6s...)
+	case <-time.After(3 * time.Millisecond):
+		// wait ipv6 3ms
 	}
 
-	ips = append(ips, ipv6s...)
 	return ips, nil
 }