bgp_vty.c

linux 路由软件 可支持RIP OSPF BGP等

  int ret;
  struct bgp *bgp;
  struct in_addr cluster;

  bgp = vty->index;

  if (argc == 1)
    {
      ret = inet_aton (argv[0], &cluster);
      if (! ret)
	{
	  vty_out (vty, "%% Malformed bgp cluster identifier%s", VTY_NEWLINE);
	  return CMD_WARNING;
	}
    }

  bgp_cluster_id_unset (bgp);

  return CMD_SUCCESS;
}

ALIAS (no_bgp_cluster_id,
       no_bgp_cluster_id_arg_cmd,
       "no bgp cluster-id A.B.C.D",
       NO_STR
       BGP_STR
       "Configure Route-Reflector Cluster-id\n"
       "Route-Reflector Cluster-id in IP address format\n");

DEFUN (bgp_confederation_identifier,
       bgp_confederation_identifier_cmd,
       "bgp confederation identifier <1-65535>",
       "BGP specific commands\n"
       "AS confederation parameters\n"
       "AS number\n"
       "Set routing domain confederation AS\n")
{
  struct bgp *bgp;
  as_t as;

  bgp = vty->index;

  VTY_GET_INTEGER ("AS", as, argv[0]);

  bgp_confederation_id_set (bgp, as);

  return CMD_SUCCESS;
}

DEFUN (no_bgp_confederation_identifier,
       no_bgp_confederation_identifier_cmd,
       "no bgp confederation identifier",
       NO_STR
       "BGP specific commands\n"
       "AS confederation parameters\n"
       "AS number\n")
{
  struct bgp *bgp;
  as_t as;

  bgp = vty->index;

  if (argc == 1)
    VTY_GET_INTEGER ("AS", as, argv[0]);

  bgp_confederation_id_unset (bgp);

  return CMD_SUCCESS;
}

ALIAS (no_bgp_confederation_identifier,
       no_bgp_confederation_identifier_arg_cmd,
       "no bgp confederation identifier <1-65535>",
       NO_STR
       "BGP specific commands\n"
       "AS confederation parameters\n"
       "AS number\n"
       "Set routing domain confederation AS\n");

DEFUN (bgp_confederation_peers,
       bgp_confederation_peers_cmd,
       "bgp confederation peers .<1-65535>",
       "BGP specific commands\n"
       "AS confederation parameters\n"
       "Peer ASs in BGP confederation\n"
       AS_STR)
{
  struct bgp *bgp;
  as_t as;
  int i;

  bgp = vty->index;

  for (i = 0; i < argc; i++)
    {
      VTY_GET_INTEGER_RANGE ("AS", as, argv[i], 1, 65535);

      if (bgp->as == as)
	{
	  vty_out (vty, "%% Local member-AS not allowed in confed peer list%s",
		   VTY_NEWLINE);
	  continue;
	}

      bgp_confederation_peers_add (bgp, as);
    }
  return CMD_SUCCESS;
}

DEFUN (no_bgp_confederation_peers,
       no_bgp_confederation_peers_cmd,
       "no bgp confederation peers .<1-65535>",
       NO_STR
       "BGP specific commands\n"
       "AS confederation parameters\n"
       "Peer ASs in BGP confederation\n"
       AS_STR)
{
  struct bgp *bgp;
  as_t as;
  int i;

  bgp = vty->index;

  for (i = 0; i < argc; i++)
    {
      VTY_GET_INTEGER_RANGE ("AS", as, argv[i], 1, 65535);
      
      bgp_confederation_peers_remove (bgp, as);
    }
  return CMD_SUCCESS;
}

/* BGP timers.  */

DEFUN (bgp_timers,
       bgp_timers_cmd,
       "timers bgp <0-65535> <0-65535>",
       "Adjust routing timers\n"
       "BGP timers\n"
       "Keepalive interval\n"
       "Holdtime\n")
{
  struct bgp *bgp;
  unsigned long keepalive = 0;
  unsigned long holdtime = 0;

  bgp = vty->index;

  VTY_GET_INTEGER ("keepalive", keepalive, argv[0]);
  VTY_GET_INTEGER ("holdtime", holdtime, argv[1]);

  /* Holdtime value check. */
  if (holdtime < 3 && holdtime != 0)
    {
      vty_out (vty, "%% hold time value must be either 0 or greater than 3%s",
	       VTY_NEWLINE);
      return CMD_WARNING;
    }

  bgp_timers_set (bgp, keepalive, holdtime);

  return CMD_SUCCESS;
}

DEFUN (no_bgp_timers,
       no_bgp_timers_cmd,
       "no timers bgp",
       NO_STR
       "Adjust routing timers\n"
       "BGP timers\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_timers_unset (bgp);

  return CMD_SUCCESS;
}

ALIAS (no_bgp_timers,
       no_bgp_timers_arg_cmd,
       "no timers bgp <0-65535> <0-65535>",
       NO_STR
       "Adjust routing timers\n"
       "BGP timers\n"
       "Keepalive interval\n"
       "Holdtime\n");

DEFUN (bgp_client_to_client_reflection,
       bgp_client_to_client_reflection_cmd,
       "bgp client-to-client reflection",
       "BGP specific commands\n"
       "Configure client to client route reflection\n"
       "reflection of routes allowed\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_unset (bgp, BGP_FLAG_NO_CLIENT_TO_CLIENT);
  return CMD_SUCCESS;
}

DEFUN (no_bgp_client_to_client_reflection,
       no_bgp_client_to_client_reflection_cmd,
       "no bgp client-to-client reflection",
       NO_STR
       "BGP specific commands\n"
       "Configure client to client route reflection\n"
       "reflection of routes allowed\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_set (bgp, BGP_FLAG_NO_CLIENT_TO_CLIENT);
  return CMD_SUCCESS;
}

/* "bgp always-compare-med" configuration. */
DEFUN (bgp_always_compare_med,
       bgp_always_compare_med_cmd,
       "bgp always-compare-med",
       "BGP specific commands\n"
       "Allow comparing MED from different neighbors\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_set (bgp, BGP_FLAG_ALWAYS_COMPARE_MED);
  return CMD_SUCCESS;
}

DEFUN (no_bgp_always_compare_med,
       no_bgp_always_compare_med_cmd,
       "no bgp always-compare-med",
       NO_STR
       "BGP specific commands\n"
       "Allow comparing MED from different neighbors\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_unset (bgp, BGP_FLAG_ALWAYS_COMPARE_MED);
  return CMD_SUCCESS;
}

/* "bgp deterministic-med" configuration. */
DEFUN (bgp_deterministic_med,
       bgp_deterministic_med_cmd,
       "bgp deterministic-med",
       "BGP specific commands\n"
       "Pick the best-MED path among paths advertised from the neighboring AS\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_set (bgp, BGP_FLAG_DETERMINISTIC_MED);
  return CMD_SUCCESS;
}

DEFUN (no_bgp_deterministic_med,
       no_bgp_deterministic_med_cmd,
       "no bgp deterministic-med",
       NO_STR
       "BGP specific commands\n"
       "Pick the best-MED path among paths advertised from the neighboring AS\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_unset (bgp, BGP_FLAG_DETERMINISTIC_MED);
  return CMD_SUCCESS;
}

/* "bgp graceful-restart" configuration. */
DEFUN (bgp_graceful_restart,
       bgp_graceful_restart_cmd,
       "bgp graceful-restart",
       "BGP specific commands\n"
       "Graceful restart capability parameters\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_set (bgp, BGP_FLAG_GRACEFUL_RESTART);
  return CMD_SUCCESS;
}

DEFUN (no_bgp_graceful_restart,
       no_bgp_graceful_restart_cmd,
       "no bgp graceful-restart",
       NO_STR
       "BGP specific commands\n"
       "Graceful restart capability parameters\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_unset (bgp, BGP_FLAG_GRACEFUL_RESTART);
  return CMD_SUCCESS;
}

DEFUN (bgp_graceful_restart_stalepath_time,
       bgp_graceful_restart_stalepath_time_cmd,
       "bgp graceful-restart stalepath-time <1-3600>",
       "BGP specific commands\n"
       "Graceful restart capability parameters\n"
       "Set the max time to hold onto restarting peer's stale paths\n"
       "Delay value (seconds)\n")
{
  struct bgp *bgp;
  u_int32_t stalepath;

  bgp = vty->index;
  if (! bgp)
    return CMD_WARNING;

  VTY_GET_INTEGER_RANGE ("stalepath-time", stalepath, argv[0], 1, 3600);
  bgp->stalepath_time = stalepath; 
  return CMD_SUCCESS;
}

DEFUN (no_bgp_graceful_restart_stalepath_time,
       no_bgp_graceful_restart_stalepath_time_cmd,
       "no bgp graceful-restart stalepath-time",
       NO_STR
       "BGP specific commands\n"
       "Graceful restart capability parameters\n"
       "Set the max time to hold onto restarting peer's stale paths\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  if (! bgp)
    return CMD_WARNING;

  bgp->stalepath_time = BGP_DEFAULT_STALEPATH_TIME; 
  return CMD_SUCCESS;
}

ALIAS (no_bgp_graceful_restart_stalepath_time,
       no_bgp_graceful_restart_stalepath_time_val_cmd,
       "no bgp graceful-restart stalepath-time <1-3600>",
       NO_STR
       "BGP specific commands\n"
       "Graceful restart capability parameters\n"
       "Set the max time to hold onto restarting peer's stale paths\n"
       "Delay value (seconds)\n")

/* "bgp fast-external-failover" configuration. */
DEFUN (bgp_fast_external_failover,
       bgp_fast_external_failover_cmd,
       "bgp fast-external-failover",
       BGP_STR
       "Immediately reset session if a link to a directly connected external peer goes down\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_unset (bgp, BGP_FLAG_NO_FAST_EXT_FAILOVER);
  return CMD_SUCCESS;
}

DEFUN (no_bgp_fast_external_failover,
       no_bgp_fast_external_failover_cmd,
       "no bgp fast-external-failover",
       NO_STR
       BGP_STR
       "Immediately reset session if a link to a directly connected external peer goes down\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_set (bgp, BGP_FLAG_NO_FAST_EXT_FAILOVER);
  return CMD_SUCCESS;
}

/* "bgp enforce-first-as" configuration. */
DEFUN (bgp_enforce_first_as,
       bgp_enforce_first_as_cmd,
       "bgp enforce-first-as",
       BGP_STR
       "Enforce the first AS for EBGP routes(default)\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_unset (bgp, BGP_FLAG_NO_ENFORCE_FIRST_AS);
  return CMD_SUCCESS;
}

DEFUN (no_bgp_enforce_first_as,
       no_bgp_enforce_first_as_cmd,
       "no bgp enforce-first-as",
       NO_STR
       BGP_STR
       "Enforce the first AS for EBGP routes(default)\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_set (bgp, BGP_FLAG_NO_ENFORCE_FIRST_AS);
  return CMD_SUCCESS;
}

/* "bgp bestpath compare-routerid" configuration.  */
DEFUN (bgp_bestpath_compare_router_id,
       bgp_bestpath_compare_router_id_cmd,
       "bgp bestpath compare-routerid",
       "BGP specific commands\n"
       "Change the default bestpath selection\n"
       "Compare router-id for identical EBGP paths\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_set (bgp, BGP_FLAG_COMPARE_ROUTER_ID);
  return CMD_SUCCESS;
}

DEFUN (no_bgp_bestpath_compare_router_id,
       no_bgp_bestpath_compare_router_id_cmd,
       "no bgp bestpath compare-routerid",
       NO_STR
       "BGP specific commands\n"
       "Change the default bestpath selection\n"
       "Compare router-id for identical EBGP paths\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_unset (bgp, BGP_FLAG_COMPARE_ROUTER_ID);
  return CMD_SUCCESS;
}

/* "bgp bestpath cost-community ignore" configuration.  */
DEFUN (bgp_bestpath_cost_community_ignore,
       bgp_bestpath_cost_community_ignore_cmd,
       "bgp bestpath cost-community ignore",
       "BGP specific commands\n"
       "Change the default bestpath selection\n"
       "cost community\n"
       "Ignore cost communities in bestpath selection\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_set (bgp, BGP_FLAG_COST_COMMUNITY_IGNORE);
  return CMD_SUCCESS;
}

DEFUN (no_bgp_bestpath_cost_community_ignore,
       no_bgp_bestpath_cost_community_ignore_cmd,
       "no bgp bestpath cost-community ignore",
       NO_STR
       "BGP specific commands\n"
       "Change the default bestpath selection\n"
       "cost community\n"
       "Ignore cost communities in bestpath selection\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_unset (bgp, BGP_FLAG_COST_COMMUNITY_IGNORE);
  return CMD_SUCCESS;
}


/* "bgp bestpath as-path ignore" configuration.  */
DEFUN (bgp_bestpath_aspath_ignore,
       bgp_bestpath_aspath_ignore_cmd,
       "bgp bestpath as-path ignore",
       "BGP specific commands\n"
       "Change the default bestpath selection\n"
       "AS-path attribute\n"
       "Ignore as-path length in selecting a route\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_set (bgp, BGP_FLAG_ASPATH_IGNORE);
  return CMD_SUCCESS;
}

DEFUN (no_bgp_bestpath_aspath_ignore,
       no_bgp_bestpath_aspath_ignore_cmd,
       "no bgp bestpath as-path ignore",
       NO_STR
       "BGP specific commands\n"
       "Change the default bestpath selection\n"
       "AS-path attribute\n"
       "Ignore as-path length in selecting a route\n")
{
  struct bgp *bgp;

  bgp = vty->index;
  bgp_flag_unset (bgp, BGP_FLAG_ASPATH_IGNORE);
  return CMD_SUCCESS;
}