keepalived---配置讲解
全局配置
global_defs {
notification_email {
2978625832@qq.com
}
notification_email_from litj@outlook.com
smtp_server 127.0.0.1
smtp_connect_timeout 30
router_id LVS_DEVEL
}
vrrp_script chk_nginx {
script "/opt/script/chk_nginx.sh" # 要检查的服务脚本
}
vrrp_instance VI_1 {
state MASTER
interface enp0s8 # 监听的网卡
virtual_router_id 51 # router id 组
priority 100 # 优先级,抢占模式下,优先级高的获得VIP
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
10.0.3.250 # VIP的地址
}
track_script {
chk_nginx
}
}
---------------------------
interface enp0s8 绑定的网卡
virtual_router_id 51 # id

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