#!/bin/sh

echo 2 > /proc/sys/net/ipv4/conf/all/rp_filter 

ipset create vpn hash:ip
iptables -t mangle -A PREROUTING -m set --match-set vpn dst -j MARK --set-mark 4
iptables -t mangle -A OUTPUT -m set --match-set vpn dst -j MARK --set-mark 4
ip rule add fwmark 4 lookup vpn
/usr/local/bin/set-route --list /etc/setroute.list --ipset vpn