tilecache: use conditional validation upstream

[chef.git] / cookbooks / tilecache / templates / default / nginx_tile.conf.erb

diff --git a/cookbooks/tilecache/templates/default/nginx_tile.conf.erb b/cookbooks/tilecache/templates/default/nginx_tile.conf.erb
index 76b3f26f5f5a6c9dd01a0b495560d4b231c30d64..6895ea54cccf57528290f283036f7ffd3b06facb 100644 (file)
--- a/cookbooks/tilecache/templates/default/nginx_tile.conf.erb
+++ b/cookbooks/tilecache/templates/default/nginx_tile.conf.erb
@@ -1,8 +1,8 @@
 # DO NOT EDIT - This file is being maintained by Chef
 
 upstream tile_cache_backend {
 # DO NOT EDIT - This file is being maintained by Chef
 
 upstream tile_cache_backend {

-  server 127.0.0.1:80;
-  server 127.0.0.2:80;
+  server 127.0.0.1:8080;
+  server 127.0.0.2:8080;

 
   # Add the other caches to relieve pressure if local squid failing
   # Balancer: round-robin
 
   # Add the other caches to relieve pressure if local squid failing
   # Balancer: round-robin


@@ -94,6 +94,7 @@ server {
     server_name  localhost;
 
     proxy_buffers 8 64k;
     server_name  localhost;
 
     proxy_buffers 8 64k;

+    proxy_busy_buffers_size 64k;

 
     ssl_certificate      /etc/ssl/certs/tile.openstreetmap.org.pem;
     ssl_certificate_key  /etc/ssl/private/tile.openstreetmap.org.key;
 
     ssl_certificate      /etc/ssl/certs/tile.openstreetmap.org.pem;
     ssl_certificate_key  /etc/ssl/private/tile.openstreetmap.org.key;


@@ -224,9 +225,11 @@ server {
       proxy_cache_use_stale error timeout updating http_500 http_503 http_504;
       # If in cache as stale, serve stale and update in background
       proxy_cache_background_update on;
       proxy_cache_use_stale error timeout updating http_500 http_503 http_504;
       # If in cache as stale, serve stale and update in background
       proxy_cache_background_update on;

+      # Enable revalidation using If-Modified-Since and If-None-Match for stale items
+      proxy_cache_revalidate on;

       proxy_cache_min_uses 8;
 
       proxy_cache_min_uses 8;
 

-      add_header X-Nginx-Cache-Status $upstream_cache_status;
+      add_header x-cache-status $upstream_cache_status;

 <% end -%>
 
       # Set a QoS cookie if none presented (uses nginx Map)
 <% end -%>
 
       # Set a QoS cookie if none presented (uses nginx Map)