开发笔记:RealServer脚本

#!/bin/bash
#
# 描述: LVS DR模型真实服务器配置
#

. /etc/rc.d/init.d/functions
VIP=192.168.168.100
case "$1" in
start)
　　　　 /sbin/ifconfig lo:3 $VIP netmask 255.255.255.255
echo 1 > /proc/sys/net/ipv4/conf/lo/arp_ignore
echo 1 > /proc/sys/net/ipv4/conf/all/arp_ignore
echo 2 > /proc/sys/net/ipv4/conf/lo/arp_announce
echo 2 > /proc/sys/net/ipv4/conf/all/arp_announce

;;
stop)
　　　　 /sbin/ifconfig lo:3 down
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
;;
status)
islothere=`/sbin/ifconfig lo:3 | grep $VIP`
isrothere=`netstat -rn | grep "lo:3" | grep $VIP`
if [ ! "$islothere" -o ! "isrothere" ];then
echo "LVS-DR real server Stopped."
else
echo "LVS-DR real server Running."
fi
;;
*)
echo "$0: Usage: $0 {start|status|stop}"
exit 1
;;
esac

vim打开该sh文件，输入：
:set ff
回车，显示fileformat=dos，重新设置下文件格式：
:set ff=unix
保存退出:
:wq