From 1d1a4754a7f1dfad6fb6d58dbf0ba0a4de05f397 Mon Sep 17 00:00:00 2001
From: Xiang Li <xiang.li@coreos.com>
Date: Tue, 6 Jan 2015 22:02:30 -0800
Subject: [PATCH] pkg/transport: enable keep alive

---
 pkg/transport/keepalive_listener.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkg/transport/keepalive_listener.go b/pkg/transport/keepalive_listener.go
index b33e3ff54..5f49f4336 100644
--- a/pkg/transport/keepalive_listener.go
+++ b/pkg/transport/keepalive_listener.go
@@ -46,6 +46,7 @@ func (kln *keepaliveListener) Accept() (net.Conn, error) {
 	// detection time: tcp_keepalive_time + tcp_keepalive_probes + tcp_keepalive_intvl
 	// default on linux:  30 + 8 * 30
 	// default on osx:    30 + 8 * 75
+	tcpc.SetKeepAlive(true)
 	tcpc.SetKeepAlivePeriod(30 * time.Second)
 	return tcpc, nil
 }