From 9b229b15e73fac2ad29595e58ef2f5b862a679a9 Mon Sep 17 00:00:00 2001
From: gVisor bot <gvisor-bot@google.com>
Date: Wed, 10 Mar 2021 12:11:45 +0800
Subject: [PATCH] Fix: remove host if host is ip string

---
 tunnel/tunnel.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tunnel/tunnel.go b/tunnel/tunnel.go
index d7ca4c80..41fb0b16 100644
--- a/tunnel/tunnel.go
+++ b/tunnel/tunnel.go
@@ -121,6 +121,7 @@ func preHandleMetadata(metadata *C.Metadata) error {
 	// handle IP string on host
 	if ip := net.ParseIP(metadata.Host); ip != nil {
 		metadata.DstIP = ip
+		metadata.Host = ""
 	}
 
 	// preprocess enhanced-mode metadata