监听服务状态实现服务高可用
案例演示:
主节点配置
global_defs {
router_id LB_01
}
vrrp_script nginx_check {
script /root/nginx_check_status.sh
interval 5
weight 1
user root
}
vrrp_instance VI_1 {
state MASTER
interface ens34
virtual_router_id 51
priority 100
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.31.8
}
track_script {
nginx_check
}
}备节点配置
监听脚本:nginx_check_status.sh
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