环境

  • 操作系统：CentOS 7
  • Keepalived版本：1.4.2

准备

下载Keepalived安装包 - 方式一，将下载好的安装包上传至服务器，点击下载：keepalived-1.4.2.tar.gz - 方式二，通过wget命令直接在服务器下载

wget https://itze.cn/uploads/keepalived-1.4.2.tar.gz

安装

解压到/usr/local/src（位置自己可以改变）

tar -zxvf keepalived-1.4.2.tar.gz -C /usr/local/src

安装依赖插件

yum install -y gcc openssl-devel popt-devel

进入解压后的目录，进行配置，进行编译

cd /usr/local/src/keepalived-1.4.2
./configure --prefix=/usr/local/keepalived

进行编译，完成后进行安装

make && make install

运行前配置

cp /usr/local/src/keepalived-1.4.2/keepalived/etc/init.d/keepalived /etc/init.d/
mkdir /etc/keepalived
cp /usr/local/keepalived/etc/keepalived/keepalived.conf /etc/keepalived/
cp /usr/local/src/keepalived-1.4.2/keepalived/etc/sysconfig/keepalived /etc/sysconfig/
cp /usr/local/keepalived/sbin/keepalived /usr/sbin/

配置文件的修改这里不介绍，根据自己业务需要修改，会在本站文章：基于HA机制的Mycat高可用中有介绍 启动验证

systemctl start keepalived

查看状态

systemctl status keepalived