#!/bin/bash
# Author:Lin yao hong
# RS_sever scripts


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

VIP=(
10.10.10.12
10.10.10.13
)
case "$1" in 
    start)
	for ((i=0;i<${#VIP[*]};i++))
	do
        echo "start LVS of RS_server IP"
        interface="lo:`echo ${VIP[$i]} | awk -F "." '{print $4}'`"
        /sbin/ifconfig $interface ${VIP[$i]} broadcast ${VIP[$i]} netmask 255.255.255.255 up
        #/sbin/ifconfig $interface ${VIP[$i]} netmask 255.255.255.255 up
        #/sbin/ifconfig $interface  ${VIP[$i]}/32 up
        route add -host ${VIP[$i]} dev $interface
	done
        echo "1" > /proc/sys/net/ipv4/conf/lo/arp_ignore
        echo "2" > /proc/sys/net/ipv4/conf/lo/arp_announce
        echo "1" > /proc/sys/net/ipv4/conf/all/arp_ignore
        echo "2" > /proc/sys/net/ipv4/conf/all/arp_announce
    ;;
    stop)
	for ((i=0;i<${#VIP[*]};i++))
        do
        echo "stop LVS of RS_server IP"
        interface="lo:`echo ${VIP[$i]} | awk -F "." '{print $4}'`"
        route del -host ${VIP[$i]} dev $interface
        /sbin/ifconfig $interface  ${VIP[$i]} down
	done
	if [ ${#VIP[$i]} -le 1 ];then
            echo "0" > /proc/sys/net/ipv4/conf/lo/arp_ignore
            echo "0" > /proc/sys/net/ipv4/conf/lo/arp_announce
            echo "0" > /proc/sys/net/ipv4/conf/all/arp_ignore
            echo "0" > /proc/sys/net/ipv4/conf/all/arp_announce
	fi
    ;;
    *)
        echo "Usage: $0 {start|stop}"
        exit 1
esac