From 9ffce8c687bb1f181032a667206d248058cd445a Mon Sep 17 00:00:00 2001
From: Aliaksandr Valialkin <valyala@gmail.com>
Date: Wed, 26 Apr 2017 17:57:00 +0300
Subject: [PATCH] client: properly extract tls ServerName from address without
 port

---
 client.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/client.go b/client.go
index 3f49e9e..fe90fa7 100644
--- a/client.go
+++ b/client.go
@@ -1380,6 +1380,9 @@ func newClientTLSConfig(c *tls.Config, addr string) *tls.Config {
 }
 
 func tlsServerName(addr string) string {
+	if !strings.Contains(addr, ":") {
+		return addr
+	}
 	host, _, err := net.SplitHostPort(addr)
 	if err != nil {
 		return "*"