#!/bin/bash

GW=192.168.20.1

# website director vip.

SNS_VIP=192.168.20.70

SNS_RIP1=192.168.20.65

SNS_RIP2=192.168.20.66

. /etc/rc.d/init.d/functions

logger $0 called with $1

case "$1" in

start)

# set squid vip

/sbin/ipvsadm --set 30 5 60

/sbin/ifconfig eth0:0 $SNS_VIP broadcast $SNS_VIP netmask 255.255.255.255 broadcast $SNS_VIP up

/sbin/route add -host $SNS_VIP dev eth0:0

sysctl -w "net.ipv4.ip_forward=0"

sysctl -w "net.ipv4.conf.all.send_redirects=1"

sysctl -w "net.ipv4.conf.default.send_redirects=1"

sysctl -w "net.ipv4.conf.eth1.send_redirects=1"

/sbin/ipvsadm -A -t $SNS_VIP:80 -s wrr

/sbin/ipvsadm -a -t $SNS_VIP:80 -r $SNS_RIP1:80 -g -w 1

/sbin/ipvsadm -a -t $SNS_VIP:80 -r $SNS_RIP2:80 -g -w 1

touch /var/lock/subsys/ipvsadm >/dev/null 2>&1

;;

stop)

/sbin/ipvsadm -C

/sbin/ipvsadm -Z

ifconfig eth0:0 down

ifconfig eth0:1 down

sysctl -w "net.ipv4.ip_forward=0"

sysctl -w "net.ipv4.conf.all.send_redirects=0"

sysctl -w "net.ipv4.conf.default.send_redirects=0"

sysctl -w "net.ipv4.conf.eth1.send_redirects=0"

route del $SNS_VIP

route del $SS_VIP

rm -rf /var/lock/subsys/ipvsadm >/dev/null 2>&1

echo "ipvsadm stoped"

;;

status)

if [ ! -e /var/lock/subsys/ipvsadm ];then

echo "ipvsadm stoped"

exit 1

else

echo "ipvsadm OK"

fi

;;

*)

echo "Usage: $0 {start|stop|status}"

exit 1

esac

exit 0