From b79eb1cea964829f287d77af13ff63b1fe872021 Mon Sep 17 00:00:00 2001
From: gVisor bot <gvisor-bot@google.com>
Date: Fri, 4 Feb 2022 16:45:23 +0800
Subject: [PATCH] [Fixed] Abnormal rule when host is ip addr

---
 adapter/inbound/socket.go | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/adapter/inbound/socket.go b/adapter/inbound/socket.go
index f761bd9b..cca260c6 100644
--- a/adapter/inbound/socket.go
+++ b/adapter/inbound/socket.go
@@ -26,10 +26,20 @@ func NewInner(conn net.Conn, dst string, host string) *context.ConnContext {
 	metadata.NetWork = C.TCP
 	metadata.Type = C.INNER
 	metadata.DNSMode = C.DNSMapping
-	metadata.AddrType = C.AtypDomainName
 	metadata.Host = host
-	if _, port, err := parseAddr(dst); err == nil {
+	metadata.AddrType = C.AtypDomainName
+
+	if ip, port, err := parseAddr(dst); err == nil {
 		metadata.DstPort = port
+		if host == "" {
+			metadata.DstIP = ip
+			if ip.To4() == nil {
+				metadata.AddrType = C.AtypIPv6
+			} else {
+				metadata.AddrType = C.AtypIPv4
+			}
+		}
 	}
+
 	return context.NewConnContext(conn, metadata)
 }