Dual mode master keepalived

Dual mode master keepalived

The main principle, a vip on a keepalived machine is matser role, and the other is the role of backup. There are a number of different vrrp_instance only on a single machine. When a plurality of vip, reducing the pressure of a single keepalived

192.168.1.106 on the configuration:

Above there is a master 192.168.7.248 backup192.168.7.249

192.168.1.107 on the configuration:

There above a master 192.168.7.249 backup192.168.7.248

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Note: with a vip, virtual_route_id same. With a profile vrrp_instance name can not conflict. And "{" before there is a space, otherwise it will error

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Configuration 106

vrrp_instance VI_1 {
    state MASTER
    interface eth0
    virtual_router_id 50
    priority 100
    advert_int 1
    unicast_src_ip 192.168.1.106
    unicast_peer {
        192.168.1.107
    }
    authentication {
        auth_type PASS
        auth_pass 1111qwer

    }
    virtual_ipaddress {
        192.168.7.248/24  dev eth0 label eth0:1
    }
}

vrrp_instance VI_2 {
    state BACKUP
    interface eth0
    virtual_router_id 51
    priority 70
    advert_int 1
    unicast_src_ip 192.168.1.106
    unicast_peer {
        192.168.1.107
    }
    authentication {
        auth_type PASS
        auth_pass 1111qwer

    }
    virtual_ipaddress {
        192.168.7.249/24  dev eth0 label eth0:2
    }
}

107 arranged on:

vrrp_instance VI_1 {
    state MASTER
    interface eth0
    virtual_router_id 50
    priority 80
    advert_int 1
    unicast_src_ip 192.168.1.107
    unicast_peer {
        192.168.1.106
    }

    authentication {
        auth_type PASS
        auth_pass 1111qwer

    }
    virtual_ipaddress {
        192.168.7.248/24  dev eth0 label eth0:1
    }
}

vrrp_instance VI_2 {
    state MASTER
    interface eth0
    virtual_router_id 51
    priority 100
    advert_int 1
    unicast_src_ip 192.168.1.107
    unicast_peer {
        192.168.1.106
    }
    authentication {
        auth_type PASS
        auth_pass 1111qwer

    }
    virtual_ipaddress {
        192.168.7.249/24  dev eth0 label eth0:2
    }
}