fdgg888 发表于 2015-9-6 08:36:00

LVS DR模型实现

                      1.测试环境
操作系统:CentOS6.5
director:
    eth0,DIP:192.168.220.131
    eth0:0,VIP:192.168.220.132
realserver1:
    eth0,RIP1:192.168.220.111
    lo:0,VIP:192.168.220.132
realserve2:
    eth0,RIP2:192.168.220.112
    lo:0,VIP:192.168.220.132
2.realserver配置
1).设置arp请求响应及通告级别


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echo 1 > /proc/sys/net/ipv4/conf/lo/arp_ignore
echo 2 > /proc/sys/net/ipv4/conf/lo/arp_announce
echo 1 > /proc/sys/net/ipv4/conf/all/arp_ignore
echo 2 > /proc/sys/net/ipv4/conf/all/arp_announce




2).配置VIP及添加特殊路由


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ifconfig lo:0 192.168.220.132 netmask 255.255.255.255 broadcast 192.168.220.132 up
route add -host 192.168.220.132 dev lo:0




3.director配置
1).安装ipvsadm


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yum install ipvsadm -y




2).配置VIP


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ifconfig eth0:0 192.168.220.132 netmask 255.255.255.255 broadcast 192.168.220.132 up




3).添加ipvs规则


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ipvsadm -A -t 192.168.220.132:80 -s wrr    #添加集群服务
ipvsadm -a -t 192.168.220.132:80 -r 192.168.220.111 -g -w 2    #添加realserver
ipvsadm -a -t 192.168.220.132:80 -r 192.168.220.112 -g -w 3





                   

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