nginx-0.8.52.TRP.patch

--- nginx-0.8.52/src/core/nginx.h	2010-09-28 02:46:58.000000000 -0400
+++ nginx-0.8.52.TRP/src/core/nginx.h	2010-10-01 18:14:36.000000000 -0400
@@ -9,7 +9,7 @@
 
 
 #define nginx_version         8052
-#define NGINX_VERSION      "0.8.52"
+#define NGINX_VERSION      "0.8.52 TRP"
 #define NGINX_VER          "nginx/" NGINX_VERSION
 
 #define NGINX_VAR          "NGINX"
diff -rua nginx-0.8.52/src/http/ngx_http_upstream.c nginx-0.8.52.TRP/src/http/ngx_http_upstream.c
--- nginx-0.8.52/src/http/ngx_http_upstream.c	2010-07-28 11:56:56.000000000 -0400
+++ nginx-0.8.52.TRP/src/http/ngx_http_upstream.c	2010-10-04 14:37:46.000000000 -0400
@@ -1581,6 +1581,17 @@
         }
     }
 
+    //Rubicon's Referring Header Token Check (RAS or TRP)
+    if((u->headers_in.server != NULL)
+       && !( (strstr((char*)u->headers_in.server->value.data, "RAS") != NULL) || 
+            (strstr((char*)u->headers_in.server->value.data, "TRP") != NULL)    )
+       )
+    {
+    	fprintf(stderr, "Upstream headers are Server[%s]\n", (char*)u->headers_in.server->value.data);
+        fprintf(stderr, "Declined to cache & serve!\n");
+        return;
+    }
+
     if (ngx_http_upstream_process_headers(r, u) != NGX_OK) {
         return;
     }