# Configuration File for Keepalived

# Global Configuration
global_defs {
  notification_email {
    notification@domain.org
  }
  notification_email_from keepalived@mailinblack.org
  smtp_server localhost
  smtp_connect_timeout 30
  router_id LVS_MASTER		# string identifying the machine
}

# describe virtual service ip
vrrp_instance VI_1 {
  # initial state
  state BACKUP
  interface eth0
  # arbitary unique number 0..255
  # used to differentiate multiple instances of vrrpd
  virtual_router_id 1
  # for electing MASTER, highest priority wins.
  # to be MASTER, make 50 more than other machines.
  priority 50
  authentication {
    auth_type PASS
    auth_pass xxx
  }
  virtual_ipaddress {
    192.168.9.100/24
  }
  # Invoked to master transition
  notify_master "/etc/keepalived/bypass_ipvs.sh del 192.168.9.100"
  # Invoked to slave transition
  notify_backup "/etc/keepalived/bypass_ipvs.sh add 192.168.9.100"
  # Invoked to fault transition
  notify_fault "/etc/keepalived/bypass_ipvs.sh add 192.168.9.100"
}

# describe virtual mail server
virtual_server 192.168.9.100 25 {
  delay_loop 15
  lb_algo rr
  lb_kind DR
  persistence_timeout 50
  protocol TCP

  real_server 192.168.9.10 25 {
    TCP_CHECK {
      connect_timeout 3
    }
  }
  real_server 192.168.9.20 25 {
    TCP_CHECK {
      connect_timeout 3
    }
  }
}

# describe virtual web server
virtual_server 192.168.9.100 80 {
  delay_loop 30
  lb_algo rr
  lb_kind DR
  persistence_timeout 50
  protocol TCP

  real_server 192.168.9.10 80 {
    HTTP_GET {
      url {
        path /apache2-default/index.html
        digest c7b4690c8c46625ef0f328cd7a24a0a3
      }
      connect_timeout 3
      nb_get_retry 3
      delay_before_retry 2
    }
  }
  real_server 192.168.9.20 80 {
    HTTP_GET {
      url {
        path /apache2-default/index.html
        digest c7b4690c8c46625ef0f328cd7a24a0a3
      }
      connect_timeout 3
      nb_get_retry 3
      delay_before_retry 2
    }
  }
}