lvs

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实验一：
server4,server5
/etc/init.d/heartbeat stop
yum install -y ldirectord-3.9.5-3.1.x86_64.rpm

server4
cd /usr/share/doc/ldirectord-3.9.5/
cp ldirectord.cf /etc/ha.d/
yum install repolist
yum install ipvsadm -y
ipvsadm -L
ipvsadm -A -t 172.25.24.198:80 -s rr
ip addr add 172.25.24.198/24 dev eth0
ipvsadm -a 172.25.24.198:80 -r 172.25.24.2:80 -g
[[email protected] ~]# ipvsadm -a -t 172.25.24.198:80 -r 172.25.24.2:80 -g
[[email protected] ~]# ipvsadm -a -t 172.25.24.198:80 -r 172.25.24.3:80 -g
[[email protected] ~]# ipvsadm -l
[[email protected] ~]# /etc/init.d/ipvsadm save

server2
[[email protected] ~]# /etc/init.d/httpd start
[[email protected] ~]# ip addr add 172.25.24.198/32 dev eth0
[[email protected] ~]# vim /etc/httpd/conf/httpd.conf [listen:80]
[[email protected] ~]# yum install arptables
[[email protected] ~]# arptables -A IN -d 172.25.24.198 -j DROP
[[email protected] ~]# arptables -A OUT -s 172.25.24.198 -j mangle --mangle-ip-s 172.25.24.2
[[email protected] ~]# /etc/init.d/arptables_jf save
[[email protected] ~]# vim /etc/sysconfig/arptables

server3
[[email protected] ~]# /etc/init.d/httpd start
[[email protected] ~]# ip addr add 172.25.24.198/32 dev eth0
[[email protected] ~]# vim /etc/httpd/conf/httpd.conf
[[email protected] ~]# /etc/init.d/httpd restart
[[email protected] ~]# yum install -y arptables_jf.x86_64
[[email protected] ~]# arptables -A IN -d 172.25.24.198 -j DROP
[[email protected] ~]# arptables -A OUT -s 172.25.24.198 -j mangle --mangle-ip-s 172.25.24.3
[[email protected] ~]# /etc/init.d/arptables_jf save