LVS-DR部署

LVS-DR部署

LVS-DR部署脚本#!/bin/bashVIP=192.168.11.100DIP=192.168.11.11RIP1=192.168.11.12RIP2=192.168.11.13POST=80lvs_dr() {ifconfig eth0:0 $VIP netmask 255.255.255.0 uproute add -host $VIP dev eth0:0rpm -q ipvsadm && echo "ipvsadm exists" || yum -y install ipvsadm &> /dev/nullecho 1 > /proc/sys/net/ipv4/ip_forwardipvsadm -Cipvsadm -At ${VIP}:${POST} -s wrripvsadm -at ${VIP}:${POST} -r ${RIP1}:${POST} -g -w 1ipvsadm -at ${VIP}:${POST} -r ${RIP2}:${POST} -g -w 3ipvsadm -Ln

}rs_web() {ifconfig lo:0 $VIP netmask 255.255.255.255 uproute add -host $VIP dev lo:0rpm -q && echo "already installd" || yum -y install &>/dev/nullsystemctl restart enable eth0 | awk '/netmask/{print $2}')echo $web_ip > /var/$web_ipecho 1 > /proc/sys/net/ipv4/conf/lo/arp_ignoreecho 1 > /proc/sys/net/ipv4/conf/all/arp_ignoreecho 2 > /proc/sys/net/ipv4/conf/lo/arp_announceecho 2 > /proc/sys/net/ipv4/conf/all/arp_announcesysctl -p

}

case $1 instart)lvs_dripvsadm --save;;stop)ipvsadm -Cipvsadm -Ln;;rs_web)rs_web;;*)echo "usage : $0 [start|stop|rs_web]";;esac

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