From 4aeefba6811e57afe04a909fe147a29bb419d06b Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@felloff.net>
Date: Thu, 12 Jan 2017 20:04:41 +0100
Subject: kernel: add "close" ctl message for tcp connection to gracefully hang
 up a connection without a tcp reset (used by go)

---
 sys/src/9/ip/tcp.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'sys/src/9/ip')

diff --git a/sys/src/9/ip/tcp.c b/sys/src/9/ip/tcp.c
index b612bbd5a..f241a5c8e 100644
--- a/sys/src/9/ip/tcp.c
+++ b/sys/src/9/ip/tcp.c
@@ -3282,6 +3282,8 @@ tcpporthogdefensectl(char *val)
 static char*
 tcpctl(Conv* c, char** f, int n)
 {
+	if(n == 1 && strcmp(f[0], "close") == 0)
+		return tcpclose(c), nil;
 	if(n == 1 && strcmp(f[0], "hangup") == 0)
 		return tcphangup(c);
 	if(n >= 1 && strcmp(f[0], "keepalive") == 0)
-- 
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