! Configuration File for keepalived

global_defs {
   router_id LVSTEST2
}

#监控服务httpd, mysql等
vrrp_script chk_http_service {
    script "/etc/keepalived/chk_http_service.sh"
    #每2s检查一次
    interval 3
    #每次检查-20
    weight -10
 fail 3
  #失败次数，如果请求失败2次就认为此节点资源发生故障将进行切换

 rise 1
  #监测成功就立即成功，如果请求一次成功就默认此节点资源恢复正常
}

vrrp_instance VI_1 {
    state BACKUP
    interface eth0
    virtual_router_id 51
    priority 10
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass 1111
    }
    virtual_ipaddress {
        192.168.44.244
    }
    #触发的脚本
    track_script {
        chk_http_service  #检测脚本，上面配置的
    }
}

virtual_server 192.168.44.244 80 {
    delay_loop 6
    lb_algo rr
    lb_kind NAT
    persistence_timeout 50
    protocol TCP

    #real_server 127.0.0.1 80 {
    #    weight 1
    #}
}