RealServer脚本

Posted 2020-11-25 wangfajun

#!/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

 

注：脚本如果是在window上编辑过后上传至linux的，需要做如下操作：

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

否则会出现No such file or directory问题