From 9a21482e9f8a8aec8232fc5025e09d59b11ce9b7 Mon Sep 17 00:00:00 2001
From: Anton Fayzrahmanov <f84anton@gmail.com>
Date: Thu, 23 Nov 2017 11:54:53 +0300
Subject: [PATCH] Update nginx.tmpl

Set proxy header "Connection: keep-alive" if upstream-keepalive-connections greater then 0.
---
 rootfs/etc/nginx/template/nginx.tmpl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rootfs/etc/nginx/template/nginx.tmpl b/rootfs/etc/nginx/template/nginx.tmpl
index ff6eedcd0..773028326 100644
--- a/rootfs/etc/nginx/template/nginx.tmpl
+++ b/rootfs/etc/nginx/template/nginx.tmpl
@@ -171,7 +171,7 @@ http {
     # Retain the default nginx handling of requests without a "Connection" header
     map $http_upgrade $connection_upgrade {
         default          upgrade;
-        ''               close;
+        ''               {{ if (gt $cfg.UpstreamKeepaliveConnections 0) }}keep-alive{{ else }}close{{ end }};
     }
 
     map {{ buildForwardedFor $cfg.ForwardedForHeader }} $the_real_ip {