From 1ea67f2ef911e614c08c1b4804f35c64fdbed001 Mon Sep 17 00:00:00 2001
From: Ermal <eri@pfsense.org>
Date: Fri, 18 Jun 2010 18:46:06 +0000
Subject: [PATCH] Also teach system_routing_configure to have an interface as
 parameter so to reload only routes related to this interface when an
 interface is reconfigured.

---
 etc/inc/interfaces.inc |  2 +-
 etc/inc/system.inc     | 10 +++++++---
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/etc/inc/interfaces.inc b/etc/inc/interfaces.inc
index 52478f5482..004f2b37b9 100644
--- a/etc/inc/interfaces.inc
+++ b/etc/inc/interfaces.inc
@@ -2355,7 +2355,7 @@ function interface_configure($interface = "wan", $reloadall = false) {
 		if ($reloadall == true) {
 
 			/* reconfigure static routes (kernel may have deleted them) */
-			system_routing_configure();
+			system_routing_configure($interface);
 
 			/* reload ipsec tunnels */
 			vpn_ipsec_configure();
diff --git a/etc/inc/system.inc b/etc/inc/system.inc
index 9a0d054f9e..ac8fa371f2 100644
--- a/etc/inc/system.inc
+++ b/etc/inc/system.inc
@@ -260,7 +260,7 @@ function system_hostname_configure() {
 	return $status;
 }
 
-function system_routing_configure() {
+function system_routing_configure($interface = "") {
 	global $config, $g;
 	if(isset($config['system']['developerspew'])) {
 		$mt = microtime();
@@ -322,8 +322,10 @@ function system_routing_configure() {
 		$route_arr[$items[0]] = array($items[0], $items[1], $items[5]);
 	}
 
-	if ($dont_add_route == false) {
-		if (($interfacegw <> "bgpd") && (is_ipaddr($gatewayip))) {
+	if ($dont_add_route == false ) {
+		if (!empty($interface) && $inteface != $interafegw)
+			;
+		else if (($interfacegw <> "bgpd") && (is_ipaddr($gatewayip))) {
 			$action = "add";
 			if(isset($route_arr['default'])) {
 				$action = "change";
@@ -345,6 +347,8 @@ function system_routing_configure() {
 		$gateways_arr = return_gateways_array();
 
 		foreach ($config['staticroutes']['route'] as $rtent) {
+			if (!empty($interface) && $interface != $rtent['interface'])
+				continue;
 			$gatewayip = "";
 			if (isset($gateways_arr[$rtent['gateway']])) {
 				$gatewayip = $gateways_arr[$rtent['gateway']]['gateway'];