#!/bin/sh 
# udhcpc script edited by Tim Riker <Tim@Rikers.org> 
[ -z "$1" ] && echo "Error: should be called from udhcpc" && exit 1 

ifconfig $interface up 

RESOLV_CONF="/etc/resolv.conf" 
[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast" 
[ -n "$subnet" ] && NETMASK="netmask $subnet" 

case "$1" in 
deconfig) 
# /sbin/ifconfig $interface 0.0.0.0 
;; 

renew|bound) 
# /sbin/ifconfig $interface $ip $BROADCAST $NETMASK 
echo "$ip $BROADCAST $NETMASK" 

if [ -n "$router" ] ; then 
echo "deleting routers" 
# while route del default gw 0.0.0.0 dev $interface ; do 
# : 
# done 

# for i in $router ; do 
# route add default gw $i dev $interface 
# done 
echo "$router" 
fi 

echo -n > $RESOLV_CONF 
[ -n "$domain" ] && echo search $domain >> $RESOLV_CONF 
for i in $dns ; do 
echo adding dns $i 
echo nameserver $i >> $RESOLV_CONF 
done 
nvram set wan2_ifname=$interface 
nvram set wan2_gateway=$router 
nvram set wan2_ipaddr=$ip 
nvram set wan2_netmask=$subnet 
nvram set wan2_broadcast=$broadcast 
nvram commit 
ifconfig $(nvram get wan2_ifname) $(nvram get wan2_ipaddr) netmask $(nvram get wan2_netmask) up 
;; 
esac 

exit 0' > /tmp/udhcpc-wan2.script 
chmod a+x /tmp/udhcpc-wan2.script 
udhcpc -s /tmp/udhcpc-wan2.script  -i vlan2 
sleep 5 
nvram commit 

ip rule flush 

ip rule add lookup main prio 32766 
ip rule add lookup default prio 32767 

ip rule add from $(nvram get wan_ipaddr) table 100 prio 100 
ip rule add fwmark 0x100 table 100 prio 101 

ip rule add from $(nvram get wan2_ipaddr) table 200 prio 200 
ip rule add fwmark 0x200 table 200 prio 201 

ip route flush table 100 
ip route flush table 200 

for TABLE in 100 200 
do 
   ip route | grep link | while read ROUTE 
   do 
     ip route add table $TABLE to $ROUTE 
   done 
done 

ip route add table 100 default via $(nvram get wan_gateway) 
ip route add table 200 default via $(nvram get wan2_gateway) 
ip route delete default 
ip route add default scope global equalize nexthop via $(nvram get wan_gateway) dev  $(nvram get wan_ifname) nexthop via $(nvram get wan2_gateway) dev $(nvram get wan2_ifname)