From 73a778f5e1343e552f8f467d082d07f999beca8a Mon Sep 17 00:00:00 2001
From: nadoo <287492+nadoo@users.noreply.github.com>
Date: Thu, 2 Aug 2018 13:02:04 +0800
Subject: [PATCH] common: remove unnecessary logs

---
 common/conn/conn.go | 3 ---
 dns/client.go       | 2 +-
 proxy/http/http.go  | 2 +-
 3 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/common/conn/conn.go b/common/conn/conn.go
index 34ff05d..3c10721 100644
--- a/common/conn/conn.go
+++ b/common/conn/conn.go
@@ -5,8 +5,6 @@ import (
 	"io"
 	"net"
 	"time"
-
-	"github.com/nadoo/glider/common/log"
 )
 
 // UDPBufSize is the size of udp buffer
@@ -85,7 +83,6 @@ func TimedCopy(dst net.PacketConn, target net.Addr, src net.PacketConn, timeout
 func OutboundIP() string {
 	conn, err := net.Dial("udp", "8.8.8.8:80")
 	if err != nil {
-		log.F("get outbound ip error: %s", err)
 		return ""
 	}
 	defer conn.Close()
diff --git a/dns/client.go b/dns/client.go
index 6780549..7f633f9 100644
--- a/dns/client.go
+++ b/dns/client.go
@@ -90,7 +90,7 @@ func (c *Client) Exchange(reqBytes []byte, clientAddr string, preferTCP bool) ([
 		}
 	}
 
-	// add to cache
+	// add to cache only when there's a valid ip address
 	if len(ips) != 0 {
 		c.cache.Put(getKey(resp.Question), respBytes, ttl)
 	}
diff --git a/proxy/http/http.go b/proxy/http/http.go
index 99c4596..f2af98c 100644
--- a/proxy/http/http.go
+++ b/proxy/http/http.go
@@ -195,7 +195,7 @@ func (s *HTTP) servHTTPS(method, requestURI, proto string, c net.Conn) {
 		return
 	}
 
-	c.Write([]byte("HTTP/1.0 200 Connection established\r\n\r\n"))
+	c.Write([]byte("HTTP/1.1 200 Connection established\r\n\r\n"))
 
 	log.F("[http] %s <-> %s [c]", c.RemoteAddr(), requestURI)