static void ospf6_interface_state_change (u_char next_state, struct ospf6_interface *oi) { u_char prev_state; prev_state = oi->state; oi->state = next_state; if (prev_state == next_state) return; /* log */ if (IS_OSPF6_DEBUG_INTERFACE) { zlog_debug ("Interface state change %s: %s -> %s", oi->interface->name, ospf6_interface_state_str[prev_state], ospf6_interface_state_str[next_state]); } oi->state_change++; if ((prev_state == OSPF6_INTERFACE_DR || prev_state == OSPF6_INTERFACE_BDR) && (next_state != OSPF6_INTERFACE_DR && next_state != OSPF6_INTERFACE_BDR)) ospf6_sso (oi->interface->ifindex, &alldrouters6, IPV6_LEAVE_GROUP); if ((prev_state != OSPF6_INTERFACE_DR && prev_state != OSPF6_INTERFACE_BDR) && (next_state == OSPF6_INTERFACE_DR || next_state == OSPF6_INTERFACE_BDR)) ospf6_sso (oi->interface->ifindex, &alldrouters6, IPV6_JOIN_GROUP); OSPF6_ROUTER_LSA_SCHEDULE (oi->area); if (next_state == OSPF6_INTERFACE_DOWN) { OSPF6_NETWORK_LSA_EXECUTE (oi); OSPF6_INTRA_PREFIX_LSA_EXECUTE_TRANSIT (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB (oi->area); } else if (prev_state == OSPF6_INTERFACE_DR || next_state == OSPF6_INTERFACE_DR) { OSPF6_NETWORK_LSA_SCHEDULE (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_TRANSIT (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB (oi->area); } #ifdef HAVE_SNMP /* Terminal state or regression */ if ((next_state == OSPF6_INTERFACE_POINTTOPOINT) || (next_state == OSPF6_INTERFACE_DROTHER) || (next_state == OSPF6_INTERFACE_BDR) || (next_state == OSPF6_INTERFACE_DR) || (next_state < prev_state)) ospf6TrapIfStateChange (oi); #endif }
static void ospf6_interface_state_change (u_char next_state, struct ospf6_interface *oi) { u_char prev_state; prev_state = oi->state; oi->state = next_state; if (prev_state == next_state) return; /* log */ if (IS_OSPF6_DEBUG_INTERFACE) { zlog_debug ("Interface state change %s: %s -> %s", oi->interface->name, ospf6_interface_state_str[prev_state], ospf6_interface_state_str[next_state]); } if ((prev_state == OSPF6_INTERFACE_DR || prev_state == OSPF6_INTERFACE_BDR) && (next_state != OSPF6_INTERFACE_DR && next_state != OSPF6_INTERFACE_BDR)) ospf6_leave_alldrouters (oi->interface->ifindex); if ((prev_state != OSPF6_INTERFACE_DR && prev_state != OSPF6_INTERFACE_BDR) && (next_state == OSPF6_INTERFACE_DR || next_state == OSPF6_INTERFACE_BDR)) // ospf6_join_alldrouters (oi->interface->ifindex); thread_add_event (master, rospf6_join_alldrouters_send, oi, 0); OSPF6_ROUTER_LSA_SCHEDULE (oi->area); if (next_state == OSPF6_INTERFACE_DOWN) { OSPF6_NETWORK_LSA_EXECUTE (oi); OSPF6_INTRA_PREFIX_LSA_EXECUTE_TRANSIT (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB (oi->area); } else if (prev_state == OSPF6_INTERFACE_DR || next_state == OSPF6_INTERFACE_DR) { OSPF6_NETWORK_LSA_SCHEDULE (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_TRANSIT (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB (oi->area); } }
static void ospf6_interface_state_change (u_char next_state, struct ospf6_interface *oi) { u_char prev_state; prev_state = oi->state; oi->state = next_state; if (prev_state == next_state) return; /* log */ if (IS_OSPF6_DEBUG_INTERFACE) { zlog_debug ("Interface state change %s: %s -> %s", oi->interface->name, ospf6_interface_state_str[prev_state], ospf6_interface_state_str[next_state]); } if ((prev_state == OSPF6_INTERFACE_DR || prev_state == OSPF6_INTERFACE_BDR) && (next_state != OSPF6_INTERFACE_DR && next_state != OSPF6_INTERFACE_BDR)) ospf6_sso (oi->interface->ifindex, &alldrouters6, IPV6_LEAVE_GROUP); if ((prev_state != OSPF6_INTERFACE_DR && prev_state != OSPF6_INTERFACE_BDR) && (next_state == OSPF6_INTERFACE_DR || next_state == OSPF6_INTERFACE_BDR)) ospf6_sso (oi->interface->ifindex, &alldrouters6, IPV6_JOIN_GROUP); OSPF6_ROUTER_LSA_SCHEDULE (oi->area); if (next_state == OSPF6_INTERFACE_DOWN) { OSPF6_NETWORK_LSA_EXECUTE (oi); OSPF6_INTRA_PREFIX_LSA_EXECUTE_TRANSIT (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB (oi->area); } else if (prev_state == OSPF6_INTERFACE_DR || next_state == OSPF6_INTERFACE_DR) { OSPF6_NETWORK_LSA_SCHEDULE (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_TRANSIT (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB (oi->area); } }
static void ospf6_neighbor_state_change (u_char next_state, struct ospf6_neighbor *on) { u_char prev_state; prev_state = on->state; on->state = next_state; if (prev_state == next_state) return; gettimeofday (&on->last_changed, (struct timezone *) NULL); /* log */ if (IS_OSPF6_DEBUG_NEIGHBOR (STATE)) { zlog_info ("Neighbor state change %s: [%s]->[%s]", on->name, ospf6_neighbor_state_str[prev_state], ospf6_neighbor_state_str[next_state]); } if (prev_state == OSPF6_NEIGHBOR_FULL || next_state == OSPF6_NEIGHBOR_FULL) { OSPF6_ROUTER_LSA_SCHEDULE (on->ospf6_if->area); if (on->ospf6_if->state == OSPF6_INTERFACE_DR) { OSPF6_NETWORK_LSA_SCHEDULE (on->ospf6_if); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_TRANSIT (on->ospf6_if); } OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB (on->ospf6_if->area); } #ifdef XXX if (prev_state == NBS_FULL || next_state == NBS_FULL) nbs_full_change (on->ospf6_interface); /* check for LSAs that already reached MaxAge */ if ((prev_state == OSPF6_NEIGHBOR_EXCHANGE || prev_state == OSPF6_NEIGHBOR_LOADING) && (next_state != OSPF6_NEIGHBOR_EXCHANGE && next_state != OSPF6_NEIGHBOR_LOADING)) { ospf6_maxage_remover (); } #endif /*XXX*/ }
void ospf6_interface_connected_route_update (struct interface *ifp) { struct ospf6_interface *oi; struct ospf6_route *route; struct connected *c; struct listnode *node, *nnode; oi = (struct ospf6_interface *) ifp->info; if (oi == NULL) return; /* reset linklocal pointer */ oi->linklocal_addr = ospf6_interface_get_linklocal_address (ifp); /* if area is null, do not make connected-route list */ if (oi->area == NULL) return; /* update "route to advertise" interface route table */ ospf6_route_remove_all (oi->route_connected); for (ALL_LIST_ELEMENTS (oi->interface->connected, node, nnode, c)) { if (c->address->family != AF_INET6) continue; CONTINUE_IF_ADDRESS_LINKLOCAL (IS_OSPF6_DEBUG_INTERFACE, c->address); CONTINUE_IF_ADDRESS_UNSPECIFIED (IS_OSPF6_DEBUG_INTERFACE, c->address); CONTINUE_IF_ADDRESS_LOOPBACK (IS_OSPF6_DEBUG_INTERFACE, c->address); CONTINUE_IF_ADDRESS_V4COMPAT (IS_OSPF6_DEBUG_INTERFACE, c->address); CONTINUE_IF_ADDRESS_V4MAPPED (IS_OSPF6_DEBUG_INTERFACE, c->address); /* apply filter */ if (oi->plist_name) { struct prefix_list *plist; enum prefix_list_type ret; char buf[128]; prefix2str (c->address, buf, sizeof (buf)); plist = prefix_list_lookup (AFI_IP6, oi->plist_name); ret = prefix_list_apply (plist, (void *) c->address); if (ret == PREFIX_DENY) { if (IS_OSPF6_DEBUG_INTERFACE) zlog_debug ("%s on %s filtered by prefix-list %s ", buf, oi->interface->name, oi->plist_name); continue; } } route = ospf6_route_create (); memcpy (&route->prefix, c->address, sizeof (struct prefix)); apply_mask (&route->prefix); route->type = OSPF6_DEST_TYPE_NETWORK; route->path.area_id = oi->area->area_id; route->path.type = OSPF6_PATH_TYPE_INTRA; route->path.cost = oi->cost; route->nexthop[0].ifindex = oi->interface->ifindex; inet_pton (AF_INET6, "::1", &route->nexthop[0].address); ospf6_route_add (route, oi->route_connected); } /* create new Link-LSA */ OSPF6_LINK_LSA_SCHEDULE (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_TRANSIT (oi); OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB (oi->area); }