vrrp_instance VI_1 {
    state {{ keepalived_state | default('MASTER') }}
    interface {{ keepalived_interface | default('eth0') }}
    virtual_router_id {{ keepalived_router_id | default('51') }}
    priority {{ keepalived_priority | default('100') }}
    advert_int 1
    
    authentication {
        auth_type PASS
        auth_pass {{ keepalived_password | default('secret') }}
    }
    
    virtual_ipaddress {
        {{ keepalived_vip }}
    }
}