[PATCH] X-Forwarded-For

[Graham Leggett]

Hi all,

This patch adds an X-Forwarded-For header to the proxied request,
allowing the backend server access to the client IP address.

Regards,
Graham
-- 
-----------------------------------------
[EMAIL PROTECTED]               "There's a moon
                                        over Bourbon Street
                                                tonight..."
diff -u3 -r --exclude=CVS 
../../../../pristine/httpd-proxy/module-2.0/proxy_http.c proxy/proxy_http.c
--- ../../../../pristine/httpd-proxy/module-2.0/proxy_http.c    Wed Mar 14 
23:27:55 2001
+++ proxy/proxy_http.c  Mon Mar 19 14:21:23 2001
@@ -342,6 +342,10 @@
                        );
     }
 
+    /* Add X-Forwarded-For: so that the upstream has a chance to
+       determine, where the original request came from. */
+    apr_table_mergen(r->headers_in, "X-Forwarded-For", 
r->connection->remote_ip);
+
     /* send request headers */
     reqhdrs_arr = apr_table_elts(r->headers_in);
     reqhdrs = (apr_table_entry_t *) reqhdrs_arr->elts;