SoftEther VPN Client for Ubuntu /etc/init.d/vpnclient

vpnclient

#!/bin/bash
### BEGIN INIT INFO
# Provides: vpnclient
# Required-Start: $all
# Required-Stop: $network $local_fs $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: SoftEther VPN Client 
# chkconfig: 2345 99 1
# description: SoftEther VPN Client
### END INIT INFO

DAEMON="/usr/local/vpnclient/vpnclient"
VPNUP=`ps -ef | grep vpnclient | grep -v grep | wc -l`
VPNNAME="vpn_vpn2"
DEFROUTE="192.0.2.1"
NEWDEFROUTE="198.51.100.254"
SERVER="203.0.113.55"

test -x $DAEMON || exit 0

case "$1" in
  start)
 
    if [ $VPNUP = 0 ]; then
        $DAEMON start

        VPNLINK=`ip -4 -o addr | grep -c vpn_`

        while [ $VPNLINK = 0 ]
        do
          echo "Waiting for startup vlan up..."
          sleep 1
          VPNLINK=`ip -4 -o addr | grep -c vpn_`          
        done

        ip route add $SERVER via $DEFROUTE dev eth0
        ip route replace default via $NEWDEFROUTE dev $VPNNAME

      else
        echo "VPN Client has already started!"
        exit 1
    fi
  ;;
  stop)

    if [ $VPNUP = 0 ]; then
        echo "VPN client has already stoped"
        exit 1
      else
        ip route del $SERVER via $DEFROUTE dev eth0
        ip route replace default via $DEFROUTE dev eth0
        $DAEMON stop
    fi
  ;;
  restart)
    $0 stop
    sleep 3
    $0 start
  ;;
  *)
  echo "Usage: $0 {start|stop|restart}"
  exit 1
esac

exit 0