Keepalived配置

2018.02.06-Keepalived配置

@(技術-Linux)[Linux, Keepalived]

①配置Keepalived的Master

! Configuration File for keepalived

global_defs {
   router_id LVS_DEVEL
}

vrrp_script chk_http_port {
    script "</dev/tcp/127.0.0.1/80"
    interval 1
    weight -2
}

vrrp_instance VI_1 {
    state MASTER
    interface enp0s31f6
    virtual_router_id 51
    priority 150
    advert_int 1
    mcast_src_ip 192.168.31.202
    authentication {
        auth_type PASS
        auth_pass 1111
    }
    virtual_ipaddress {
        192.168.31.120
    }
    track_script {
        chk_http_port
    }
}

②配置Keepalived的Backup

! Configuration File for keepalived

global_defs {
   router_id LVS_DEVEL
}

vrrp_script chk_http_port {
    script "</dev/tcp/127.0.0.1/80"
    interval 1
    weight -2
}

vrrp_instance VI_1 {
    state BACKUP
    interface enp0s31f6
    virtual_router_id 51
    priority 100
    advert_int 1
    mcast_src_ip 192.168.31.201
    authentication {
        auth_type PASS
        auth_pass 1111
    }
    virtual_ipaddress {
        192.168.31.120
    }
    track_script {
        chk_http_port
    }
}

③Keepalived啓動

/usr/local/keepalived/sbin/keepalived -D -f /usr/local/keepalived/etc/keepalived/keepalived.conf

④查看運行狀況

ip addr