From c822ae10d02835479d31f3955b378816aa91bb0d Mon Sep 17 00:00:00 2001 From: John Southworth Date: Thu, 1 Dec 2011 13:12:35 -0800 Subject: Adjust the sysctl values of vrrp interfaces on master/backup transitions --- scripts/keepalived/vyatta-vrrp-state.pl | 2 ++ 1 file changed, 2 insertions(+) diff --git a/scripts/keepalived/vyatta-vrrp-state.pl b/scripts/keepalived/vyatta-vrrp-state.pl index e4da85eb..eab717bf 100755 --- a/scripts/keepalived/vyatta-vrrp-state.pl +++ b/scripts/keepalived/vyatta-vrrp-state.pl @@ -70,6 +70,7 @@ if ($vrrp_state eq 'backup') { # comment out for now, too expensive with lots of vrrp's at boot # Vyatta::Keepalived::snoop_for_master($vrrp_intf, $vrrp_group, # $vrrp_vips[0], 60); + system("sysctl -w net.ipv4.conf.".$vrrp_intf."v".$vrrp_group.".arp_filter=1"); } elsif ($vrrp_state eq 'master') { # # keepalived will send gratuitous arp requests on master transition @@ -77,6 +78,7 @@ if ($vrrp_state eq 'backup') { # requests. Some of those host do respond to gratuitous arp replies # so here we will send 5 gratuitous arp replies also. # + system("sysctl -w net.ipv4.conf.".$vrrp_intf."v".$vrrp_group.".arp_filter=0"); foreach my $vip (@vrrp_vips) { system("/usr/bin/arping -A -c5 -I $vrrp_intf $vip"); } -- cgit v1.2.3