keepalived安装

Posted 2020-11-21 arjenlee

 

1.   安装环境

su - root

yum -y install kernel-devel*

yum -y install openssl-*

yum -y install popt-devel

yum -y install lrzsz

yum -y install openssh-clients

yum -y install 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

make

4、安装make install

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

chkconfig keepalived 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 keepalived start

停止：service keepalived stop

重启：service keepalived restart

 

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/iptables save

5.   参考博文：

1、Keepalived安装与配置：

　　https://blog.csdn.net/xyang81/article/details/52554398

2、nginx和keepalived实现nginx高可用

　　https://blog.csdn.net/u012453843/article/details/69668663