Ejemplo n.º 1
0
void
ospf_abr_remove_unapproved_summaries (struct ospf *ospf)
{
  listnode node;
  struct ospf_area *area;
  struct route_node *rn;
  struct ospf_lsa *lsa;

  if (IS_DEBUG_OSPF_EVENT)
    zlog_info ("ospf_abr_remove_unapproved_summaries(): Start");

  for (node = listhead (ospf->areas); node; nextnode (node))
    {
      area = getdata (node);

      if (IS_DEBUG_OSPF_EVENT)
	zlog_info ("ospf_abr_remove_unapproved_summaries(): "
		   "looking at area %s", inet_ntoa (area->area_id));

      LSDB_LOOP (SUMMARY_LSDB (area), rn, lsa)
	if (ospf_lsa_is_self_originated (ospf, lsa))
	  if (!CHECK_FLAG (lsa->flags, OSPF_LSA_APPROVED))
	    ospf_lsa_flush_area (lsa, area);

      LSDB_LOOP (ASBR_SUMMARY_LSDB (area), rn, lsa)
	if (ospf_lsa_is_self_originated (ospf, lsa))
	  if (!CHECK_FLAG (lsa->flags, OSPF_LSA_APPROVED))
	    ospf_lsa_flush_area (lsa, area);
    }
 
  if (IS_DEBUG_OSPF_EVENT)
    zlog_info ("ospf_abr_remove_unapproved_summaries(): Stop");
}
Ejemplo n.º 2
0
void
ospf_abr_unapprove_summaries (struct ospf *ospf)
{
  listnode node;
  struct ospf_area *area;
  struct route_node *rn;
  struct ospf_lsa *lsa;

  if (IS_DEBUG_OSPF_EVENT)
    zlog_info ("ospf_abr_unapprove_summaries(): Start");

  for (node = listhead (ospf->areas); node; nextnode (node))
    {
      area = getdata (node);
      LSDB_LOOP (SUMMARY_LSDB (area), rn, lsa)
	if (ospf_lsa_is_self_originated (ospf, lsa))
	  UNSET_FLAG (lsa->flags, OSPF_LSA_APPROVED);

      LSDB_LOOP (ASBR_SUMMARY_LSDB (area), rn, lsa)
	if (ospf_lsa_is_self_originated (ospf, lsa))
	  UNSET_FLAG (lsa->flags, OSPF_LSA_APPROVED);
    }

  if (IS_DEBUG_OSPF_EVENT)
    zlog_info ("ospf_abr_unapprove_summaries(): Stop");
}
Ejemplo n.º 3
0
/* The area link state database consists of the router-LSAs,
   network-LSAs and summary-LSAs contained in the area structure,
   along with the AS-external-LSAs contained in the global structure.
   AS-external-LSAs are omitted from a virtual neighbor's Database
   summary list.  AS-external-LSAs are omitted from the Database
   summary list if the area has been configured as a stub. */
int
nsm_negotiation_done (struct ospf_neighbor *nbr)
{
  struct ospf_area *area = nbr->oi->area;
  struct ospf_lsa *lsa;
  struct route_node *rn;

  LSDB_LOOP (ROUTER_LSDB (area), rn, lsa)
    ospf_db_summary_add (nbr, lsa);
  LSDB_LOOP (NETWORK_LSDB (area), rn, lsa)
    ospf_db_summary_add (nbr, lsa);
  LSDB_LOOP (SUMMARY_LSDB (area), rn, lsa)
    ospf_db_summary_add (nbr, lsa);
  LSDB_LOOP (ASBR_SUMMARY_LSDB (area), rn, lsa)
    ospf_db_summary_add (nbr, lsa);

#ifdef HAVE_OPAQUE_LSA
  /* Process only if the neighbor is opaque capable. */
  if (CHECK_FLAG (nbr->options, OSPF_OPTION_O))
    {
      LSDB_LOOP (OPAQUE_LINK_LSDB (area), rn, lsa)
	ospf_db_summary_add (nbr, lsa);
      LSDB_LOOP (OPAQUE_AREA_LSDB (area), rn, lsa)
	ospf_db_summary_add (nbr, lsa);
    }
#endif /* HAVE_OPAQUE_LSA */

  if (CHECK_FLAG (nbr->options, OSPF_OPTION_NP))
    {
      LSDB_LOOP (NSSA_LSDB (area), rn, lsa)
	ospf_db_summary_add (nbr, lsa);
    }

  if (nbr->oi->type != OSPF_IFTYPE_VIRTUALLINK
      && area->external_routing == OSPF_AREA_DEFAULT)
    LSDB_LOOP (EXTERNAL_LSDB (nbr->oi->ospf), rn, lsa)
      ospf_db_summary_add (nbr, lsa);

#ifdef HAVE_OPAQUE_LSA
  if (CHECK_FLAG (nbr->options, OSPF_OPTION_O)
      && (nbr->oi->type != OSPF_IFTYPE_VIRTUALLINK
	  && area->external_routing == OSPF_AREA_DEFAULT))
    LSDB_LOOP (OPAQUE_AS_LSDB (nbr->oi->ospf), rn, lsa)
      ospf_db_summary_add (nbr, lsa);
#endif /* HAVE_OPAQUE_LSA */

  return 0;
}