1.  安装环境

su -root

yum -yinstall kernel-devel*

yum -yinstall openssl-*

yum -yinstall popt-devel

yum -yinstall lrzsz

yum -yinstall openssh-clients

yum -yinstall libnl libnl-devel popt

2.  安装keepalived

2.1.  安装keepalived

将keepalived-1.2.15.tar.gz上传到服务器/usr/local/下。

cd/usr/local

tar-zxvf keepalived-1.2.15.tar.gz

cd keepalived-1.2.15

执行配置命令

./configure--prefix=/usr/local/keepalived

3、编译

make

4、安装

makeinstall

至此安装成功

5、拷贝执行文件

cp/usr/local/keepalived/sbin/keepalived /usr/sbin/

6、将init.d文件拷贝到etc下,加入开机启动项

cp/usr/local/keepalived/etc/rc.d/init.d/keepalived /etc/init.d/keepalived

7、将keepalived文件拷贝到etc下，加入网卡配置

cp/usr/local/keepalived/etc/sysconfig/keepalived /etc/sysconfig/

8、创建keepalived文件夹

mkdir-p /etc/keepalived

9、将keepalived配置文件拷贝到etc下

cp/usr/local/keepalived/etc/keepalived/keepalived.conf/etc/keepalived/keepalived.conf

10、添加可执行权限

chmod+x/etc/init.d/keepalived

2.2.  加入开机启动：

chkconfig --add keepalived     #添加时必须保证/etc/init.d/keepalived存在

chkconfigkeepalived on

添加完可查询系统服务是否存在：chkconfig--list

2.3.  启动keepalived

启动：service keepalivedstart

停止：service keepalivedstop

重启：service keepalivedrestart

3.  配置日志文件

1.将keepalived日志输出到local0：

vi /etc/sysconfig/keepalived

KEEPALIVED_OPTIONS="-D-d -S 0"

2.在/etc/rsyslog.conf里添加:

local0.*  /var/log/keepalived.log

3.重新启动keepalived和rsyslog服务：

service rsyslog restart

service keepalived restart

4.  打开防火墙的通讯地址

iptables-A INPUT -d 224.0.0.18 -j ACCEPT

/etc/rc.d/init.d/iptablessave