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[chef.git] / cookbooks / imagery / templates / default / nginx_imagery_layer_fragment.conf.erb

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 f5d687f68708e1f22909635acb34b21df3ab2aac..372bf0e561a21413107c584904a33a0c48aa2423 100644 (file)
--- a/cookbooks/imagery/templates/default/nginx_imagery_layer_fragment.conf.erb
+++ b/cookbooks/imagery/templates/default/nginx_imagery_layer_fragment.conf.erb
@@ -1,8 +1,56 @@
 # DO NOT EDIT - This file is being maintained by Chef
-
-location ~* "^/layer/<%= @name %>/(\d+)/(\d+)/(\d+)\.(png|jpg|jpeg)$" {
-  fastcgi_param  QUERY_STRING "map=/srv/imagery/<%= @name %>.map&mode=tile&layers=<%= @name %>&tilemode=gmap&tile=$2+$3+$1";
-  fastcgi_pass "unix:/var/run/mapserver-fastcgi/layer-<%= @name %>.socket";
+location ~* "^/layer/<%= @layer %>/(\d+)/(\d+)/(\d+)\.(png|jpg|jpeg)$" {
+  # 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";
+  fastcgi_pass "<%= @site %>_fastcgi";
+  fastcgi_buffers 8 64k;
+  fastcgi_busy_buffers_size 64k;
   include fastcgi_params;
+  fastcgi_param REQUEST_METHOD "GET";
+  fastcgi_param HTTP_PROXY "";
+  fastcgi_read_timeout 60s;
+
+  # Caching
+  fastcgi_cache "fastcgi_cache_zone";
+  fastcgi_cache_key "<%= @layer %><%= @revision %> $request_method $1 $2 $3";
+
+  # Free connection to socket for other requests
+  fastcgi_keep_conn off;
+
+  fastcgi_cache_valid 200 21d;
+
+  # Serve stale cache on errors or if updating
+  fastcgi_cache_use_stale error timeout updating http_500 http_503;
+  # If in cache as stale, serve stale and update in background
+  fastcgi_cache_background_update on;
+  # Enable revalidation using If-Modified-Since and If-None-Match for stale items
+  fastcgi_cache_revalidate on;
+
+  keepalive_requests 0;
+
+  # Ignore client abort as it causes issues with the pipeline
+  fastcgi_ignore_client_abort on;
+
+  fastcgi_catch_stderr "Image handling error";
+
+  fastcgi_next_upstream error timeout invalid_header http_500 http_503;
+  fastcgi_next_upstream_tries 8;
+
+  # Do not GZIP tiles
   gzip off;
+
+  # Add HTTP Cache-Control + Expires Headers
+  expires 7d;
+  add_header Cache-Control "stale-while-revalidate=604800, stale-if-error=604800";
+  add_header x-cache-status $upstream_cache_status;
+
+  # Allow CORS requests
+  add_header 'Access-Control-Allow-Origin' '*';
 }
+
+<% if @root_layer -%>
+rewrite "^/(\d+)/(\d+)/(\d+)\.(png|jpg|jpeg)$" "/layer/<%= @layer %>/$1/$2/$3.$4" last;
+<% end -%>
+<% @url_aliases.each do |url| -%>
+rewrite "^<%= url %>/(\d+)/(\d+)/(\d+)\.(png|jpg|jpeg)$" "/layer/<%= @layer %>/$1/$2/$3.$4" last;
+<% end -%>