Make WebSocket possible for (app.)os.stg.fedoraproject.org

Signed-off-by: Patrick Uiterwijk <patrick@puiterwijk.org>

roles/httpd/reverseproxy/templates/reversepassproxy.conf

@@ -19,9 +19,23 @@ ProxyPreserveHost On
 
 {% if balancer_name is defined %}
 SSLProxyEngine On
+{% if env == "staging" %}
+
+<Proxy "balancer://{{balancer_name}}-websocket">
+  {% for member in balancer_members %}
+    BalancerMember "wss://{{ member }}"
+  {% endfor %}
+</Proxy>
+
+RewriteEngine on
+RewriteCond %{HTTP:Upgrade} ^WebSocket$ [NC]
+RewriteCond %{HTTP:Connection} ^Upgrade$ [NC]
+RewriteRule .* "balancer://{{ balancer_name }}-websocket%{REQUEST_URI}" [P]
+
+{% endif %}
 <Proxy "balancer://{{balancer_name}}">
   {% for member in balancer_members %}
-    BalancerMember "{{ member }}"
+    BalancerMember "https://{{ member }}"
   {% endfor %}
 </Proxy>
 ProxyPass {{ localpath }} "balancer://{{balancer_name}}{{remotepath}}"