Keepalived部署

1.安装

yum install keepalived -y

2.配置

vi /etc/keepalived/keepalived.conf

! Configuration File for keepalived
 
global_defs {
   router_id k8singress #标识信息，随便取
}
 
vrrp_instance VI_1 {
    state MASTER  #角色，node01为MASTER，node02为BACKUP
    interface eth0 #vip绑定的网络端口
    virtual_router_id 66 #让master和backup在同一个虚拟路由里，id号必须相同
    priority 120 #优先级，谁的优先级高谁就是master；node01为120，node02为110
    advert_int 1 #心跳间隔时间
    authentication {
        auth_type PASS #认证
        auth_pass 1111 #密码
    }
    virtual_ipaddress {
        192.168.2.11 #虚拟ip
    }
}

3.启动

# 启动
systemctl start keepalived
# 开机启动
systemctl enable keepalived