[root@master1 ~]#vim/etc/init.d/realserver#!/bin/bashVIP=192.168.1.188./etc/rc.d/init.d/functionscase"$1"instart)/sbin/ifconfiglodown/sbin/ifconfigloupecho"1">/proc/sys/net/ipv4/conf/lo/arp_ignoreecho"2">/proc/sys/net/ipv4/conf/lo/arp_announceecho"1">/proc/sys/net/ipv4/conf/all/arp_ignoreecho"2">/proc/sys/net/ipv4/conf/all/arp_announce/sbin/sysctl-p>/dev/null2>&1/sbin/ifconfiglo:0$VIPnetmask255.255.255.255up/sbin/routeadd-host$VIPdevlo:0echo"LVS-DR real server starts successfully.\n";;stop)/sbin/ifconfiglo:0down/sbin/routedel$VIP>/dev/null2>&1echo"1">/proc/sys/net/ipv4/conf/lo/arp_ignoreecho"2">/proc/sys/net/ipv4/conf/lo/arp_announceecho"1">/proc/sys/net/ipv4/conf/all/arp_ignoreecho"2">/proc/sys/net/ipv4/conf/all/arp_announceecho"LVS-DR real server stopped.\n";;status)isLoOn=`/sbin/ifconfiglo:0|grep"$VIP"`isRoOn=`/bin/netstat-rn|grep"$VIP"`if["$isLoON"==""-a"$isRoOn"==""];thenecho"LVS-DR real server has run yet."elseecho"LVS-DR real server is running."fiexit3;;*)echo"Usage: $0 {start|stop|status}"exit1esacexit0[root@master1 ~]#chmod+x/etc/init.d/realserver#添加可执行权限[root@master1 ~]#/etc/init.d/realserverstart#启动脚本[root@master1 ~]#echo"/etc/init.d/realserver">>/etc/rc.d/rc.local#设置开启自启动[root@master1 ~]#ifconfiglo:0
[root@client ~]#yum-yinstallmariadb[root@client ~]#mysql-utest-p123123-h192.168.1.188-e"show variables like 'server_id'"[root@client ~]#mysql-utest-p123123-h192.168.1.188-e"show variables like 'server_id'"