From e017c7aab9db6c9394cfce6c61259cfe63264eec Mon Sep 17 00:00:00 2001
From: nd <git@notandy.de>
Date: Tue, 16 Apr 2019 13:10:19 +0200
Subject: [PATCH] add support for websockets

---
 templates/vhost.j2 | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/templates/vhost.j2 b/templates/vhost.j2
index 617b8ac..36839c4 100644
--- a/templates/vhost.j2
+++ b/templates/vhost.j2
@@ -18,7 +18,7 @@ server {
 	{% endif %}
 
 	{% for header in vhost.add_headers|default([]) %}
-	add_header {{ header }} {{ vhost.add_headers[header] }};
+	add_header {{ header }} "{{ vhost.add_headers[header] }}";
 	{% endfor %}
 
 	{% if vhost.backend|default(False) %}
@@ -33,6 +33,11 @@ server {
 		proxy_set_header  X-Forwarded-Ssl $https;
 		proxy_set_header  X-Url-Scheme $scheme;
 
+		# Websockets
+		proxy_http_version 1.1;
+		proxy_set_header Upgrade $http_upgrade;
+		proxy_set_header Connection "upgrade";
+
 		# hide downstream headers for security reasons
 		proxy_hide_header X-Powered-By;
 		proxy_hide_header Server;