较全的lvs+ha 个人文档.docVIP

近期配了几个lvs? ?一是给自己个小结二是 所查网上lvs 大多陈旧 或语焉不详? ?所以补个较新的 有不对之处请大家指正vip :98虚拟ipmaster:96主分发服务器slave:97备份分发服务器real1:91响应服务器1real2:92响应服务器2实现以下目的一）配置基于DR模式简单Lvs集群配置基于隧道模式Lvs二）集群配置基于高可用Lvs+heartbeat三）双机lvs-ha 一、配置基于DR模式Lvs集群1、下载ipvsadm管理程序ipvsadm-*.tar.gztar zxvf ipvsadm-*.tar.gzcd ipvsadm-*make make install注意在make时可能会出现很多错误的信息，请按照如下操作就可以心编译正常ln -s /usr/src/kernels/2.6.9-22.EL-i686//usr/src/linuxcd ipvsadm-*make make install我机器是centos4所以我yum安装yum -y install ipvsadm# ipvs管理器yum -y installlibnet # 库文件yum -y install e2fsprogs# 库文件 yum -y installheartbeat# linux-hayum –y installheartbeat-ldirectordcp/usr/share/doc/heartbeat-2.1.*/ha.cf /etc/ha.d/cp/usr/share/doc/heartbeat-2.1.*/authkeys /etc/ha.d/cp/usr/share/doc/heartbeat-2.1.*/haresources /etc/ha.d/cp /usr/share/doc/heartbeat-ldirectord-2.1.*/ldirectord.cf/etc/ha.d/2、配置VIP脚本[root@ct1 ~]# more/etc/init.d/lvsdr-basic#!/bin/sh## This script willbe executed *after* all the other init scripts.# You can put yourown initialization stuff in here if you dont# want to do thefull Sys V style init stuff.VIP=98RIP1=91RIP2=92############################ ifconfig a ##/sbin/ifconfigeth0:0 $VIP broadcast $VIP netmask 55 up##############################/sbin/route add-host $VIP dev eth0:0#echo 1 /proc/sys/net/ipv4/ip_forward/etc/rc.d/init.d/functionscase $1in start) echo startLVS of DirectorServer#Set the Virtual IPAddress /sbin/ifconfigeth0:1 $VIP broadcast $VIP netmask 55 up /sbin/route add-host $VIP dev eth0:1 #Clear IPVS Table /sbin/ipvsadm -C #Set Lvs /sbin/ipvsadm -A -t$VIP:80 -s rr /sbin/ipvsadm -a -t$VIP:80 -r $RIP1:80 -g /sbin/ipvsadm -a -t$VIP:80 -r $RIP2:80 -g #Run Lvs /sbin/ipvsadm ;; stop) echo closeLVS Directorserver /sbin/ipvsadm -C ;; *)echo Usage:$0 {start|stop} exit 1 esac下例是其他类似的lvsdr配置文件more /etc/init.d/lvsDR #!/bin/sh# description: start LVS? ?of??DirectorserverVIP=98RIP1=91RIP2=92