prevent out redirects #2

nginx/opennet/locations.conf

@@ -35,4 +35,7 @@ include /etc/nginx/opennet/locations/solaris.conf;
 include /etc/nginx/opennet/locations/web.conf;
 
 # wiki
-include /etc/nginx/opennet/locations/wiki.conf;
+include /etc/nginx/opennet/locations/wiki.conf;
+
+# handles (do not delete)
+include /etc/nginx/opennet/locations/handle/redirect.conf;

nginx/opennet/locations/handle/redirect.conf

@@ -0,0 +1,9 @@
+# Prevent out redirects (solution for issue #2)
+
+location @opennet_locations_handle_redirect {
+
+  set $original_uri $uri;
+  set $orig_loc $upstream_http_location;
+
+  proxy_pass $orig_loc;
+}

nginx/opennet/locations/include/common.conf

@@ -6,6 +6,10 @@
 proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
 proxy_set_header X-Real-IP $remote_addr;
 
+# Prevent out redirects (issue #2)
+proxy_intercept_errors on;
+error_page 301 302 307 = @opennet_locations_handle_redirect;
+
 # Replace all matches
 sub_filter_once off;