changin app_server to {xserver,xqueue}_app_server

playbooks/roles/nginx/templates/xqueue.j2

-upstream app_server {
+upstream xqueue_app_server {
     # For a TCP configuration:
     server 127.0.0.1:{{ xqueue_gunicorn_port }} fail_timeout=0;
 }
@@ -18,7 +18,7 @@ location @proxy_to_app {
     proxy_set_header Host $http_host;
 
     proxy_redirect off;
-    proxy_pass http://app_server;
+    proxy_pass http://xqueue_app_server;
   }
 }
 

playbooks/roles/xserver/templates/simple-proxy.j2

@@ -8,7 +8,7 @@
 #
 # Please see /usr/share/doc/nginx-doc/examples/ for more detailed examples.
 ##
-upstream app_server {
+upstream xserver_app_server {
     # For a TCP configuration:
     server 127.0.0.1:{{ xserver_port }} fail_timeout=0;
 }
@@ -28,6 +28,6 @@ location @proxy_to_app {
     proxy_set_header Host $http_host;
 
     proxy_redirect off;
-    proxy_pass http://app_server;
+    proxy_pass http://xserver_app_server;
   }
 }