diff options
Diffstat (limited to 'ripngd/ripng_nb_state.c')
| -rw-r--r-- | ripngd/ripng_nb_state.c | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/ripngd/ripng_nb_state.c b/ripngd/ripng_nb_state.c new file mode 100644 index 0000000..02a00ac --- /dev/null +++ b/ripngd/ripng_nb_state.c @@ -0,0 +1,233 @@ +/* + * Copyright (C) 2018 NetDEF, Inc. + * Renato Westphal + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; see the file COPYING; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <zebra.h> + +#include "if.h" +#include "vrf.h" +#include "log.h" +#include "prefix.h" +#include "table.h" +#include "command.h" +#include "routemap.h" +#include "agg_table.h" +#include "northbound.h" +#include "libfrr.h" + +#include "ripngd/ripngd.h" +#include "ripngd/ripng_nb.h" +#include "ripngd/ripng_debug.h" +#include "ripngd/ripng_route.h" + +/* + * XPath: /frr-ripngd:ripngd/instance/state/neighbors/neighbor + */ +const void *ripngd_instance_state_neighbors_neighbor_get_next( + struct nb_cb_get_next_args *args) +{ + const struct ripng *ripng = args->parent_list_entry; + struct listnode *node; + + if (args->list_entry == NULL) + node = listhead(ripng->peer_list); + else + node = listnextnode((struct listnode *)args->list_entry); + + return node; +} + +int ripngd_instance_state_neighbors_neighbor_get_keys( + struct nb_cb_get_keys_args *args) +{ + const struct listnode *node = args->list_entry; + const struct ripng_peer *peer = listgetdata(node); + + args->keys->num = 1; + (void)inet_ntop(AF_INET6, &peer->addr, args->keys->key[0], + sizeof(args->keys->key[0])); + + return NB_OK; +} + +const void *ripngd_instance_state_neighbors_neighbor_lookup_entry( + struct nb_cb_lookup_entry_args *args) +{ + const struct ripng *ripng = args->parent_list_entry; + struct in6_addr address; + struct ripng_peer *peer; + struct listnode *node; + + yang_str2ipv6(args->keys->key[0], &address); + + for (ALL_LIST_ELEMENTS_RO(ripng->peer_list, node, peer)) { + if (IPV6_ADDR_SAME(&peer->addr, &address)) + return node; + } + + return NULL; +} + +/* + * XPath: /frr-ripngd:ripngd/instance/state/neighbors/neighbor/address + */ +struct yang_data *ripngd_instance_state_neighbors_neighbor_address_get_elem( + struct nb_cb_get_elem_args *args) +{ + const struct listnode *node = args->list_entry; + const struct ripng_peer *peer = listgetdata(node); + + return yang_data_new_ipv6(args->xpath, &peer->addr); +} + +/* + * XPath: /frr-ripngd:ripngd/instance/state/neighbors/neighbor/last-update + */ +struct yang_data *ripngd_instance_state_neighbors_neighbor_last_update_get_elem( + struct nb_cb_get_elem_args *args) +{ + /* TODO: yang:date-and-time is tricky */ + return NULL; +} + +/* + * XPath: /frr-ripngd:ripngd/instance/state/neighbors/neighbor/bad-packets-rcvd + */ +struct yang_data * +ripngd_instance_state_neighbors_neighbor_bad_packets_rcvd_get_elem( + struct nb_cb_get_elem_args *args) +{ + const struct listnode *node = args->list_entry; + const struct ripng_peer *peer = listgetdata(node); + + return yang_data_new_uint32(args->xpath, peer->recv_badpackets); +} + +/* + * XPath: /frr-ripngd:ripngd/instance/state/neighbors/neighbor/bad-routes-rcvd + */ +struct yang_data * +ripngd_instance_state_neighbors_neighbor_bad_routes_rcvd_get_elem( + struct nb_cb_get_elem_args *args) +{ + const struct listnode *node = args->list_entry; + const struct ripng_peer *peer = listgetdata(node); + + return yang_data_new_uint32(args->xpath, peer->recv_badroutes); +} + +/* + * XPath: /frr-ripngd:ripngd/instance/state/routes/route + */ +const void * +ripngd_instance_state_routes_route_get_next(struct nb_cb_get_next_args *args) +{ + const struct ripng *ripng = args->parent_list_entry; + struct agg_node *rn; + + if (args->list_entry == NULL) + rn = agg_route_top(ripng->table); + else + rn = agg_route_next((struct agg_node *)args->list_entry); + /* Optimization: skip empty route nodes. */ + while (rn && rn->info == NULL) + rn = agg_route_next(rn); + + return rn; +} + +int ripngd_instance_state_routes_route_get_keys( + struct nb_cb_get_keys_args *args) +{ + const struct agg_node *rn = args->list_entry; + + args->keys->num = 1; + (void)prefix2str(agg_node_get_prefix(rn), args->keys->key[0], + sizeof(args->keys->key[0])); + + return NB_OK; +} + +const void *ripngd_instance_state_routes_route_lookup_entry( + struct nb_cb_lookup_entry_args *args) +{ + const struct ripng *ripng = args->parent_list_entry; + struct prefix prefix; + struct agg_node *rn; + + yang_str2ipv6p(args->keys->key[0], &prefix); + + rn = agg_node_lookup(ripng->table, &prefix); + if (!rn || !rn->info) + return NULL; + + agg_unlock_node(rn); + + return rn; +} + +/* + * XPath: /frr-ripngd:ripngd/instance/state/routes/route/prefix + */ +struct yang_data *ripngd_instance_state_routes_route_prefix_get_elem( + struct nb_cb_get_elem_args *args) +{ + const struct agg_node *rn = args->list_entry; + const struct ripng_info *rinfo = listnode_head(rn->info); + + return yang_data_new_ipv6p(args->xpath, agg_node_get_prefix(rinfo->rp)); +} + +/* + * XPath: /frr-ripngd:ripngd/instance/state/routes/route/next-hop + */ +struct yang_data *ripngd_instance_state_routes_route_next_hop_get_elem( + struct nb_cb_get_elem_args *args) +{ + const struct agg_node *rn = args->list_entry; + const struct ripng_info *rinfo = listnode_head(rn->info); + + return yang_data_new_ipv6(args->xpath, &rinfo->nexthop); +} + +/* + * XPath: /frr-ripngd:ripngd/instance/state/routes/route/interface + */ +struct yang_data *ripngd_instance_state_routes_route_interface_get_elem( + struct nb_cb_get_elem_args *args) +{ + const struct agg_node *rn = args->list_entry; + const struct ripng_info *rinfo = listnode_head(rn->info); + const struct ripng *ripng = ripng_info_get_instance(rinfo); + + return yang_data_new_string( + args->xpath, + ifindex2ifname(rinfo->ifindex, ripng->vrf->vrf_id)); +} + +/* + * XPath: /frr-ripngd:ripngd/instance/state/routes/route/metric + */ +struct yang_data *ripngd_instance_state_routes_route_metric_get_elem( + struct nb_cb_get_elem_args *args) +{ + const struct agg_node *rn = args->list_entry; + const struct ripng_info *rinfo = listnode_head(rn->info); + + return yang_data_new_uint8(args->xpath, rinfo->metric); +} |