global_defs {
   max_auto_priority
   enable_script_security
}


vrrp_script dns_healthcheck {
  script       "/usr/bin/dig @127.0.0.1 google.com || exit 1"
  interval 2   # check every 2 seconds
  fall 2       # require 2 failures for KO
  rise 2       # require 2 successes for OK
  user root
}

vrrp_instance ADBLOCK {
    state MASTER
    interface ens18
    virtual_router_id 51
    priority 230
    advert_int 1
    smtp_alert
    authentication {
        auth_type PASS
        auth_pass AjBQeTa8xKD9FfZP6wuS
    }
    virtual_ipaddress {
        192.168.0.51/24
    }
  track_script {
    dns_healthcheck
  }
}