diff options
Diffstat (limited to 'scripts/vyatta-static-dhcp.pl')
| -rwxr-xr-x | scripts/vyatta-static-dhcp.pl | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/scripts/vyatta-static-dhcp.pl b/scripts/vyatta-static-dhcp.pl index cf72930c..33afe3bb 100755 --- a/scripts/vyatta-static-dhcp.pl +++ b/scripts/vyatta-static-dhcp.pl @@ -14,7 +14,7 @@ GetOptions("interface=s" => \$iface, "reason=s" => \$reason); # check if an update is needed -exit(0) if (($iface ne $dhcp) || (($oip eq $nip) && ($orouters eq $nrouters)) || ($reason ne "BOUND")); +exit(0) if (($iface ne $dhcp) || (($oip eq $nip) && ($orouters eq $nrouters))); logger("DHCP address on $iface updated to $nip,$nrouters from $oip,$orouters: Updating static route $route in table $table."); my $tab; if ($table eq "main") { @@ -28,8 +28,13 @@ if ($orouters ne $nrouters) { } if (($oip ne $nip) && ($table ne "main") && ($route eq "0.0.0.0/0")) { my $mark = 0x7fffffff + $table; - system("sudo /sbin/iptables -t mangle -D OUTPUT -s $oip/32 -j MARK --set-mark $mark"); - system("sudo /sbin/iptables -t mangle -A OUTPUT -s $nip/32 -j MARK --set-mark $mark"); + if ($oip ne "") { + system("sudo /sbin/iptables -t mangle -D OUTPUT -s $oip/32 -j MARK --set-mark $mark"); + } + if ($nip ne "") { + system("sudo /sbin/iptables -t mangle -D OUTPUT -s $nip/32 -j MARK --set-mark $mark"); + system("sudo /sbin/iptables -t mangle -A OUTPUT -s $nip/32 -j MARK --set-mark $mark"); + } } sub logger { |