imagery: do not duplicate Access-Control-Allow-Origin header

diff --git a/cookbooks/imagery/templates/default/nginx_imagery_layer_fragment.conf.erb b/cookbooks/imagery/templates/default/nginx_imagery_layer_fragment.conf.erb
index e72a6d7e9c4049052027cd24235e11380eee3a87..b05826114dfa438ce370f1a79a0764abda89961b 100644 (file)
--- a/cookbooks/imagery/templates/default/nginx_imagery_layer_fragment.conf.erb
+++ b/cookbooks/imagery/templates/default/nginx_imagery_layer_fragment.conf.erb
@@ -23,10 +23,12 @@ location ~* "^/layer/<%= @layer %>/(\d+)/(\d+)/(\d+)\.(png|jpg|jpeg)$" {
   proxy_cache_use_stale error timeout updating http_502 http_503 http_504;
   proxy_cache_background_update on;
   proxy_next_upstream error timeout invalid_header http_500 http_503;
+  proxy_next_upstream_timeout 30s;
   proxy_next_upstream_tries 3;
   proxy_intercept_errors on;
-  proxy_next_upstream_timeout 30s;
-
+  proxy_ignore_headers Cache-Control;
+  proxy_ignore_headers Expires;
+  proxy_ignore_headers Access-Control-Allow-Origin;
 <% else -%>
   # Override QUERY_STRING to force mapserver query parameters
   fastcgi_param QUERY_STRING "map=/srv/imagery/mapserver/layer-<%= @layer %>.map&mode=tile&layers=<%= @layer %>&tilemode=gmap&tile=$2+$3+$1";
@@ -69,7 +71,7 @@ location ~* "^/layer/<%= @layer %>/(\d+)/(\d+)/(\d+)\.(png|jpg|jpeg)$" {
   add_header x-cache-status $upstream_cache_status;
 
   # Allow CORS requests
-  add_header 'Access-Control-Allow-Origin' '*';
+  add_header 'Access-Control-Allow-Origin' '*' always;
 }
 
 <% if @root_layer -%>