int
oneway_received (struct thread *thread)
{
struct ospf6_neighbor *on;
struct ospf6_lsa *lsa;
on = (struct ospf6_neighbor *) THREAD_ARG (thread);
assert (on);
if (on->state < OSPF6_NEIGHBOR_TWOWAY)
return 0;
if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
zlog_info ("Neighbor Event %s: *1Way-Received*", on->name);
ospf6_neighbor_state_change (OSPF6_NEIGHBOR_INIT, on);
thread_add_event (master, neighbor_change, on->ospf6_if, 0);
ospf6_lsdb_remove_all (on->summary_list);
ospf6_lsdb_remove_all (on->request_list);
for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
lsa = ospf6_lsdb_next (lsa))
{
ospf6_decrement_retrans_count (lsa);
ospf6_lsdb_remove (lsa, on->retrans_list);
}
THREAD_OFF (on->thread_send_dbdesc);
THREAD_OFF (on->thread_send_lsreq);
THREAD_OFF (on->thread_send_lsupdate);
THREAD_OFF (on->thread_send_lsack);
return 0;
}
int bad_lsreq(struct thread * thread)
{
struct ospf6_neighbor * on;
struct ospf6_lsa * lsa;
on = (struct ospf6_neighbor *) THREAD_ARG(thread);
assert(on);
if(on->state < OSPF6_NEIGHBOR_EXCHANGE)
return 0;
if(IS_OSPF6_SIBLING_DEBUG_NEIGHBOR)
zlog_debug("Neighbor Event %s: *BadLSReq*", on->name);
ospf6_neighbor_state_change(OSPF6_NEIGHBOR_EXSTART, on);
SET_FLAG(on->dbdesc_bits, OSPF6_DBDESC_MSBIT);
SET_FLAG(on->dbdesc_bits, OSPF6_DBDESC_MBIT);
SET_FLAG(on->dbdesc_bits, OSPF6_DBDESC_IBIT);
ospf6_lsdb_remove_all(on->summary_list);
ospf6_lsdb_remove_all(on->request_list);
for(lsa = ospf6_lsdb_head(on->retrans_list); lsa;
lsa = ospf6_lsdb_next(lsa))
{
ospf6_decrement_retrans_count(lsa);
ospf6_lsdb_remove(lsa, on->retrans_list);
}
THREAD_OFF(on->thread_send_dbdesc);
on->thread_send_dbdesc =
thread_add_event(master, ospf6_dbdesc_send, on, 0);
return 0;
}
int exchange_done(struct thread * thread)
{
struct ospf6_neighbor *on;
on = (struct ospf6_neighbor *) THREAD_ARG (thread);
assert (on);
if (on->state != OSPF6_NEIGHBOR_EXCHANGE)
return 0;
if (IS_OSPF6_SIBLING_DEBUG_NEIGHBOR)
zlog_debug ("Neighbor Event %s: *ExchangeDone*", on->name);
THREAD_OFF (on->thread_send_dbdesc);
ospf6_lsdb_remove_all (on->dbdesc_list);
/* XXX
thread_add_timer (master, ospf6_neighbor_last_dbdesc_release, on,
on->ospf6_if->dead_interval);
*/
if (on->request_list->count == 0)
ospf6_neighbor_state_change (OSPF6_NEIGHBOR_FULL, on);
else
ospf6_neighbor_state_change (OSPF6_NEIGHBOR_LOADING, on);
return 0;
}
void
ospf6_lsdb_delete (struct ospf6_lsdb *lsdb)
{
ospf6_lsdb_remove_all (lsdb);
route_table_finish (lsdb->table);
XFREE (MTYPE_OSPF6_LSDB, lsdb);
}
void
ospf6_interface_disable (struct ospf6_interface *oi)
{
struct listnode *node, *nnode;
struct ospf6_neighbor *on;
SET_FLAG (oi->flag, OSPF6_INTERFACE_DISABLE);
for (ALL_LIST_ELEMENTS (oi->neighbor_list, node, nnode, on))
ospf6_neighbor_delete (on);
list_delete_all_node (oi->neighbor_list);
ospf6_lsdb_remove_all (oi->lsdb);
ospf6_lsdb_remove_all (oi->lsupdate_list);
ospf6_lsdb_remove_all (oi->lsack_list);
THREAD_OFF (oi->thread_send_hello);
THREAD_OFF (oi->thread_send_lsupdate);
THREAD_OFF (oi->thread_send_lsack);
}
int
adj_ok (struct thread *thread)
{
struct ospf6_neighbor *on;
struct ospf6_lsa *lsa;
on = (struct ospf6_neighbor *) THREAD_ARG (thread);
assert (on);
if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
zlog_info ("Neighbor Event %s: *AdjOK?*", on->name);
if (on->state == OSPF6_NEIGHBOR_TWOWAY && need_adjacency (on))
{
ospf6_neighbor_state_change (OSPF6_NEIGHBOR_EXSTART, on);
SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MSBIT);
SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MBIT);
SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_IBIT);
THREAD_OFF (on->thread_send_dbdesc);
on->thread_send_dbdesc =
thread_add_event (master, ospf6_dbdesc_send, on, 0);
}
else if (on->state >= OSPF6_NEIGHBOR_EXSTART &&
! need_adjacency (on))
{
ospf6_neighbor_state_change (OSPF6_NEIGHBOR_TWOWAY, on);
ospf6_lsdb_remove_all (on->summary_list);
ospf6_lsdb_remove_all (on->request_list);
for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
lsa = ospf6_lsdb_next (lsa))
{
ospf6_decrement_retrans_count (lsa);
ospf6_lsdb_remove (lsa, on->retrans_list);
}
}
return 0;
}
void
ospf6_interface_delete (struct ospf6_interface *oi)
{
struct listnode *node, *nnode;
struct ospf6_neighbor *on;
for (ALL_LIST_ELEMENTS (oi->neighbor_list, node, nnode, on))
ospf6_neighbor_delete (on);
list_delete (oi->neighbor_list);
THREAD_OFF (oi->thread_send_hello);
THREAD_OFF (oi->thread_send_lsupdate);
THREAD_OFF (oi->thread_send_lsack);
ospf6_lsdb_remove_all (oi->lsdb);
ospf6_lsdb_remove_all (oi->lsupdate_list);
ospf6_lsdb_remove_all (oi->lsack_list);
ospf6_lsdb_delete (oi->lsdb);
ospf6_lsdb_delete (oi->lsdb_self);
ospf6_lsdb_delete (oi->lsupdate_list);
ospf6_lsdb_delete (oi->lsack_list);
ospf6_route_table_delete (oi->route_connected);
/* cut link */
oi->interface->info = NULL;
/* plist_name */
if (oi->plist_name)
XFREE (MTYPE_PREFIX_LIST_STR, oi->plist_name);
XFREE (MTYPE_OSPF6_IF, oi);
}
void
ospf6_area_delete (struct ospf6_area *o6a)
{
listnode n;
struct ospf6_interface *o6i;
CALL_REMOVE_HOOK (&area_hook, o6a);
/* ospf6 interface list */
for (n = listhead (o6a->if_list); n; nextnode (n))
{
o6i = (struct ospf6_interface *) getdata (n);
/* ospf6_interface_delete (o6i); */
}
list_delete (o6a->if_list);
/* terminate LSDB */
ospf6_lsdb_remove_all (o6a->lsdb);
/* spf tree terminate */
/* xxx */
/* threads */
if (o6a->spf_calc)
thread_cancel (o6a->spf_calc);
o6a->spf_calc = (struct thread *) NULL;
if (o6a->route_calc)
thread_cancel (o6a->route_calc);
o6a->route_calc = (struct thread *) NULL;
/* new */
ospf6_route_table_delete (o6a->route_table);
ospf6_spftree_delete (o6a->spf_tree);
ospf6_route_table_delete (o6a->table_topology);
/* free area */
XFREE (MTYPE_OSPF6_AREA, o6a);
}
static void ospf6_disable(struct ospf6 *o)
{
struct listnode *node, *nnode;
struct ospf6_area *oa;
if (!CHECK_FLAG(o->flag, OSPF6_DISABLED)) {
SET_FLAG(o->flag, OSPF6_DISABLED);
for (ALL_LIST_ELEMENTS(o->area_list, node, nnode, oa))
ospf6_area_disable(oa);
/* XXX: This also changes persistent settings */
ospf6_asbr_redistribute_reset();
ospf6_lsdb_remove_all(o->lsdb);
ospf6_route_remove_all(o->route_table);
ospf6_route_remove_all(o->brouter_table);
THREAD_OFF(o->maxage_remover);
THREAD_OFF(o->t_spf_calc);
THREAD_OFF(o->t_ase_calc);
THREAD_OFF(o->t_distribute_update);
}
void
ospf6_neighbor_delete (struct ospf6_neighbor *on)
{
struct ospf6_lsa *lsa;
ospf6_lsdb_remove_all (on->summary_list);
ospf6_lsdb_remove_all (on->request_list);
for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
lsa = ospf6_lsdb_next (lsa))
{
ospf6_decrement_retrans_count (lsa);
ospf6_lsdb_remove (lsa, on->retrans_list);
}
ospf6_lsdb_remove_all (on->dbdesc_list);
ospf6_lsdb_remove_all (on->lsreq_list);
ospf6_lsdb_remove_all (on->lsupdate_list);
ospf6_lsdb_remove_all (on->lsack_list);
ospf6_lsdb_delete (on->summary_list);
ospf6_lsdb_delete (on->request_list);
ospf6_lsdb_delete (on->retrans_list);
ospf6_lsdb_delete (on->dbdesc_list);
ospf6_lsdb_delete (on->lsreq_list);
ospf6_lsdb_delete (on->lsupdate_list);
ospf6_lsdb_delete (on->lsack_list);
#ifdef HAVE_KBFD
if (CHECK_FLAG (on->bfd_flag, OSPF6_NBR_BFD_ENABLE))
ospf6_bfd_peer_delete (on);
#endif /*HAVE_KBFD*/
THREAD_OFF (on->inactivity_timer);
THREAD_OFF (on->thread_send_dbdesc);
THREAD_OFF (on->thread_send_lsreq);
THREAD_OFF (on->thread_send_lsupdate);
THREAD_OFF (on->thread_send_lsack);
XFREE (MTYPE_OSPF6_NEIGHBOR, on);
}
void
ospf6_neighbor_delete(struct ospf6_neighbor * on)
{
struct ospf6_lsa * lsa;
ospf6_lsdb_remove_all(on->summary_list);
ospf6_lsdb_remove_all (on->request_list);
for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
lsa = ospf6_lsdb_next (lsa))
{
ospf6_decrement_retrans_count (lsa);
ospf6_lsdb_remove (lsa, on->retrans_list);
}
ospf6_lsdb_remove_all (on->dbdesc_list);
ospf6_lsdb_remove_all (on->lsreq_list);
ospf6_lsdb_remove_all (on->lsupdate_list);
ospf6_lsdb_remove_all (on->lsack_list);
ospf6_lsdb_delete (on->summary_list);
ospf6_lsdb_delete (on->request_list);
ospf6_lsdb_delete (on->retrans_list);
ospf6_lsdb_delete (on->dbdesc_list);
ospf6_lsdb_delete (on->lsreq_list);
ospf6_lsdb_delete (on->lsupdate_list);
ospf6_lsdb_delete (on->lsack_list);
THREAD_OFF (on->inactivity_timer);
THREAD_OFF (on->thread_send_dbdesc);
THREAD_OFF (on->thread_send_lsreq);
THREAD_OFF (on->thread_send_lsupdate);
THREAD_OFF (on->thread_send_lsack);
free(on);
on = NULL;
}
int negotiation_done(struct thread * thread)
{
struct ospf6_neighbor * on;
struct ospf6_lsa * lsa;
on = (struct ospf6_neighbor *) THREAD_ARG(thread);
assert(on);
if(on->state != OSPF6_NEIGHBOR_EXSTART)
return 0;
if(IS_OSPF6_SIBLING_DEBUG_NEIGHBOR)
zlog_debug("Neighbor Event %s: *NegotiationDone*", on->name);
/* clear ls-list */
ospf6_lsdb_remove_all(on->summary_list);
ospf6_lsdb_remove_all(on->request_list);
for(lsa = ospf6_lsdb_head(on->retrans_list); lsa;
lsa = ospf6_lsdb_next(lsa))
{
ospf6_decrement_retrans_count(lsa);
ospf6_lsdb_remove(lsa, on->retrans_list);
}
/* Interface scoped LSAs */
for(lsa = ospf6_lsdb_head(on->ospf6_if->lsdb); lsa;
lsa = ospf6_lsdb_next(lsa))
{
if (OSPF6_LSA_IS_MAXAGE (lsa))
{
ospf6_increment_retrans_count(lsa);
ospf6_lsdb_add(ospf6_lsa_copy(lsa), on->retrans_list);
}
else
ospf6_lsdb_add(ospf6_lsa_copy(lsa), on->summary_list);
}
/* Area scoped LSAs - no area implemented yet */
// LIST_FOR_EACH(lsa, struct ospf6_lsa, node, on-> )
// {
// }
/* AS scoped LSAs */
for(lsa = ospf6_lsdb_head(ospf6->lsdb); lsa;
lsa = ospf6_lsdb_next(lsa))
{
if(OSPF6_LSA_IS_MAXAGE(lsa))
{
ospf6_increment_retrans_count(lsa);
ospf6_lsdb_add(ospf6_lsa_copy(lsa), on->retrans_list);
}
else
ospf6_lsdb_add(ospf6_lsa_copy(lsa), on->summary_list);
}
UNSET_FLAG(on->dbdesc_bits, OSPF6_DBDESC_IBIT);
ospf6_neighbor_state_change(OSPF6_NEIGHBOR_EXCHANGE, on);
return 0;
}
