From 19063685455d8b56be46c44e9a7893c9ef049d0b Mon Sep 17 00:00:00 2001
From: Ossi Herrala <oherrala@gmail.com>
Date: Mon, 6 Feb 2012 14:24:19 +0000
Subject: [PATCH] Make it possible to set IPv6 only default route in
 CentOS/Fedora.

---
 network/manifests/init.pp | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)

diff --git a/network/manifests/init.pp b/network/manifests/init.pp
index 0ed1f6b..39e3598 100644
--- a/network/manifests/init.pp
+++ b/network/manifests/init.pp
@@ -230,22 +230,21 @@ define network::interface($ipaddr = "none", $eaddr = "none", $netmask = "none",
 #   $device:
 #       Interface to use for this route.
 #
-define network::route($gateway = "NONE", $device, $ipv6gateway = "") {
+define network::route($gateway, $device, $ipv6gateway = "") {
 
     case $name {
 	"default": {
-            if "${gateway}" == "NONE" {
-                fail("Cannot set empty gateway for default route.")
-            }
 	    case $operatingsystem {
 		centos,fedora: {
 		    include network::helper::restart
-		    augeas { "set-default-route":
-			context => "/files/etc/sysconfig/network",
-			changes => [ "set GATEWAY ${gateway}",
-				     "set GATEWAYDEV ${device}", ],
-			notify  => Exec["restart-network"],
-		    }
+                    if "${gateway}" != "" {
+ 	                augeas { "set-default-route":
+			    context => "/files/etc/sysconfig/network",
+			    changes => [ "set GATEWAY ${gateway}",
+				         "set GATEWAYDEV ${device}", ],
+			    notify  => Exec["restart-network"],
+		        }
+                    }
                     if "${ipv6gateway}" != "" {
                         augeas { "set-default-ipv6-route":
                             context => "/files/etc/sysconfig/network",