bgpd/bgp_fsm_quagga.dot

   1 digraph {
   2   rankdir=LR
   3   //concentrate=true
   4   nojustify="true"
   5
   6   Idle
   7   Connect
   8   Active
   9   OpenSent
  10   OpenConfirm
  11   Established
  12   Clearing
  13   Idle -> Deleted
  14   Configured -> Idle
  15
  16   Idle -> Connect [ label="BGP_Start\l/bgp_start\l" ]
  17   Idle -> Idle [ label="BGP_Stop\l|TCP_connection_open\l|TCP_connection_closed\l|TCP_fatal_error\l/bgp_stop\l"]
  18
  19   Connect -> Connect [ label="ConnectRetry_timer_expired\l/bgp_reconnect\l" ]
  20   Connect -> Idle [ label="BGP_Stop\l|TCP_connection_open\l|Receive_NOTIFICATION_message\l/bgp_stop\l" ]
  21   Connect -> Idle [ label="TCP_fatal_error\l/bgp_connect_fail\l" ]
  22   Connect -> Idle [ label="Hold_Timer_expired\l|KeepAlive_timer_expired\l|Receive_OPEN_message\l|Receive_KEEPALIVE_message\l|Receive_UPDATE_message\l|Clearing_Completed\l/bgp_ignore"]
  23   Connect -> OpenSent [ label="TCP_connection_open\l/bgp_connect_success\l" ]
  24   Connect -> Active [ label="TCP_connection_open_failed\l/bgp_connect_fail\l" ]
  25
  26   Active -> Idle [ label="BGP_Stop\l|TCP_connection_closed\l/bgp_stop\l" ]
  27   Active -> Idle [ label="Receive_NOTIFICATION_message\l/bgp_stop_with_error\l" ]
  28   Active -> Idle [ label="TCP_fatal_error\l|Hold_Timer_expired\l|KeepAlive_timer_expired\l|Receive_OPEN_message\l|Receive_KEEPALIVE_message\l|Receive_UPDATE_message\l|Clearing_Completed\l/bgp_ignore\l" ]
  29   Active -> OpenSent [ label="TCP_connection_open\l/bgp_connect_success\l" ]
  30   Active -> Connect [ label="ConnectRetry_timer_expiredl/bgp_start\l" ]
  31
  32   Accept -> Active [ label="Raise TCP_connection_open on Active" ]
  33
  34   OpenSent -> Idle [ label="BGP_Stop\l/bgp_stop\l" ]
  35   OpenSent -> Idle [ label="ConnectRetry_timer_expired\l|Clearing_Completed\l|KeepAlive_timer_expired\l/bgp_ignore\l" ]
  36   OpenSent -> Idle [ label="Hold_Timer_expired\l/bgp_fsm_holdtime_expire\l"]
  37   OpenSent -> Idle [ label="Receive_KEEPALIVE_message\l|Receive_UPDATE_message\l/bgp_fsm_event_error" ]
  38   OpenSent -> Idle [ label="Receive_NOTIFICATION_message\l/bgp_stop_with_error" ]
  39   OpenSent -> Active [ label="TCP_connection_open\l|TCP_connection_closed\l|TCP_connection_open_failed\l|TCP_fatal_error\l/bgp_stop\l"]
  40   OpenSent -> OpenConfirm [ label="Receive_OPEN_message\l/bgp_fsm_open" ]
  41
  42   OpenConfirm -> Idle [ label="BGP_Stop\l|TCP_connection_open\l|TCP_connection_closed\l|TCP_connection_open_failed\l|TCP_fatal_error\l/bgp_stop\l"]
  43   OpenConfirm -> Idle [ label="Hold_Timer_expired\l/bgp_fsm_holdtime_expire" ]
  44   OpenConfirm -> Idle [ label="ConnectRetry_timer_expired\l|Receive_OPEN_message\l|Receive_UPDATE_message\l|Clearing_Completed\l/bgp_ignore"]
  45   OpenConfirm -> Idle [ label="Receive_NOTIFICATION_message\l/bgp_stop_with_error\l" ]
  46   OpenConfirm -> Established [ label="Receive_KEEPALIVE_message\l/bgp_establish\l" ]
  47
  48   Established -> Clearing [ label="BGP_Stop\l|TCP_connection_open\l|TCP_connection_closed\l|TCP_connection_open_failed\l|TCP_fatal_error\l|ConnectRetry_timer_expired\l|Hold_Timer_expired\l|Receive_OPEN_message\l/bgp_stop\l"]
  49   Established -> Idle [ label="Clearing_Completed\l/bgp_ignore" ]
  50   Established -> Clearing [ label="Receive_NOTIFICATION_message\l/bgp_stop_with_error"]
  51
  52   Clearing -> Idle [ label="Clearing_Completed\l/bgp_clearing_completed" ]
  53   subgraph cluster_pre_collision_detect {
  54     label="Prior to collision detection"
  55     bgcolor=lightgray
  56     Connect Accept Active OpenSent OpenConfirm
  57   }
  58
  59 }