HA keepalived CENTOS6.3

yunvn

　　安装
　　[iyunv@localhost ~]#yum install gcc openssl openssl-devel popt-devel make
　　[iyunv@localhost ~]#wget http://www.keepalived.org/software/keepalived-1.2.7.tar.gz
　　[iyunv@localhost ~]#gunzip keepalived-1.2.7.tar.gz
　　[iyunv@localhost ~]#tar xvf keepalived-1.2.7.tar
　　[iyunv@localhost ~]#cd keepalived-1.2.7
　　[iyunv@localhost ~]#./configure
　　[iyunv@localhost ~]#make && make install
　　[iyunv@localhost ~]#cp /usr/local/etc/rc.d/init.d/keepalived /etc/rc.d/init.d/
　　[iyunv@localhost ~]#cp /usr/local/etc/sysconfig/keepalived /etc/sysconfig/
　　[iyunv@localhost ~]#mkdir /etc/keepalived
　　[iyunv@localhost ~]#cp /usr/local/etc/keepalived/keepalived.conf /etc/keepalived/
　　[iyunv@localhost ~]#cp /usr/local/sbin/keepalived /usr/sbin/
　　[iyunv@localhost ~]#vi /etc/rc.d/rc.local
　　/etc/init.d/keepalived start         //增加开机自启动
　　[iyunv@localhost ~]#service keepalived start
　　端口是121 修改iptables selinux
　　-----------------------------------------------------------------------------------------------------------------------------------------------------
　　主备机器可以一样配置
　　vi /etc/keepalived/keepalived.conf
　　global_defs {
　　router_id HA_1
　　}
　　vrrp_script chk_sentiment_port{
　　script "/tcp/192.168.154.201/19145"
　　//监听192.168.154.201:19145的服务，如果挂掉了就按权责补上来
　　intetval 1
　　weight -30
　　}
　　vrrp_instance VI_1 {
　　state MASTER
　　interface eth0
　　virtual_router_id 1
　　priority 100
　　advert_int 1
　　authentication {
　　auth_type PASS
　　auth_pass 1111
　　}
　　virtual_ipaddress {
　　192.168.154.203
　　}
　　track script{
　　chk_sentiment_port
　　}
　　}
　　----------------------------------------------------------------------------------------------------------------------------------------------------
　　测试正常