#vi/etc/keepalived/keepalived.conf

  ! Configuration File for keepalived

global_defs {

   router_id LVS_DEVEL

}

# VIP1

vrrp_instance VI_1 {

    state MASTER             #備份伺服器上將MASTER改為BACKUP  

    interface eth0

    virtual_router_id 51

    priority 100    # 備份服務上將100改為99

    advert_int 1

    authentication {

        auth_type PASS

        auth_pass 1111

    }

    virtual_ipaddress {

        10.0.0.1  dev eth0 label eth0:1

        #(如果有多個VIP，繼續換行填寫.)

    }

}

virtual_server 10.0.0.1 80 {

    delay_loop 6                  #(每隔10秒查詢realserver狀態)

    lb_algo wrr                  #(lvs 演算法)

    lb_kind DR                  #(Direct Route)

    persistence_timeout 60        #(同一IP的連線60秒內被分配到同一臺realserver)

    protocol TCP                #(用TCP協議檢查realserver狀態)

    real_server 192.168.1.2 80 {

        weight 3               #(權重)

        TCP_CHECK {

        connect_timeout 10       #(10秒無響應超時)

        nb_get_retry 3

        delay_before_retry 3

        connect_port 80

        }

    }

    real_server 192.168.1.380 {

        weight 3

        TCP_CHECK {

        connect_timeout 10

        nb_get_retry 3

        delay_before_retry 3

        connect_port 80

        }

     }

}