vrrp_script haproxy {
        script "killall -0 haproxy"
        interval 2
        weight 2
}

vrrp_script sentinel {
        script "/etc/keepalived/scripts/redis_check.sh"
        interval 2
        weight 2
}

vrrp_instance HAP_1 {
        state BACKUP
        interface eth0
        virtual_router_id 11
        priority 100
        advert_int 1
        authentication {
                auth_type PASS
                auth_pass abcdefg # use 8 chars & something better
        }
 virtual_ipaddress {
                10.42.200.210
        }
 track_script {
                haproxy
        }
}

vrrp_instance SNT_1 {
        state MASTER
        interface eth0
        virtual_router_id 21
        priority 101
        advert_int 1
        authentication {
                auth_type PASS
                auth_pass abcdefg # use 8 chars & something better
        }
 virtual_ipaddress {
                10.42.200.211
        }
 track_script {
                sentinel
        }
}