ripngd/ripng_northbound.c

   1 /*
   2  * Copyright (C) 1998 Kunihiro Ishiguro
   3  * Copyright (C) 2018 NetDEF, Inc.
   4  *                    Renato Westphal
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the Free
   8  * Software Foundation; either version 2 of the License, or (at your option)
   9  * any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14  * more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; see the file COPYING; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #include <zebra.h>
  22
  23 #include "if.h"
  24 #include "vrf.h"
  25 #include "log.h"
  26 #include "prefix.h"
  27 #include "table.h"
  28 #include "command.h"
  29 #include "routemap.h"
  30 #include "northbound.h"
  31 #include "libfrr.h"
  32
  33 #include "ripngd/ripngd.h"
  34 #include "ripngd/ripng_cli.h"
  35
  36 /*
  37  * XPath: /frr-ripngd:ripngd/instance
  38  */
  39 static int ripngd_instance_create(enum nb_event event,
  40                                   const struct lyd_node *dnode,
  41                                   union nb_resource *resource)
  42 {
  43         int socket;
  44
  45         switch (event) {
  46         case NB_EV_VALIDATE:
  47                 break;
  48         case NB_EV_PREPARE:
  49                 socket = ripng_make_socket();
  50                 if (socket < 0)
  51                         return NB_ERR_RESOURCE;
  52                 resource->fd = socket;
  53                 break;
  54         case NB_EV_ABORT:
  55                 socket = resource->fd;
  56                 close(socket);
  57                 break;
  58         case NB_EV_APPLY:
  59                 socket = resource->fd;
  60                 ripng_create(socket);
  61                 break;
  62         }
  63
  64         return NB_OK;
  65 }
  66
  67 static int ripngd_instance_delete(enum nb_event event,
  68                                   const struct lyd_node *dnode)
  69 {
  70         if (event != NB_EV_APPLY)
  71                 return NB_OK;
  72
  73         ripng_clean();
  74
  75         return NB_OK;
  76 }
  77
  78 /*
  79  * XPath: /frr-ripngd:ripngd/instance/allow-ecmp
  80  */
  81 static int ripngd_instance_allow_ecmp_modify(enum nb_event event,
  82                                              const struct lyd_node *dnode,
  83                                              union nb_resource *resource)
  84 {
  85         if (event != NB_EV_APPLY)
  86                 return NB_OK;
  87
  88         ripng->ecmp = yang_dnode_get_bool(dnode, NULL);
  89         if (!ripng->ecmp)
  90                 ripng_ecmp_disable();
  91
  92         return NB_OK;
  93 }
  94
  95 /*
  96  * XPath: /frr-ripngd:ripngd/instance/default-information-originate
  97  */
  98 static int ripngd_instance_default_information_originate_modify(
  99         enum nb_event event, const struct lyd_node *dnode,
 100         union nb_resource *resource)
 101 {
 102         bool default_information;
 103         struct prefix_ipv6 p;
 104
 105         if (event != NB_EV_APPLY)
 106                 return NB_OK;
 107
 108         default_information = yang_dnode_get_bool(dnode, NULL);
 109         str2prefix_ipv6("::/0", &p);
 110         if (default_information) {
 111                 ripng_redistribute_add(ZEBRA_ROUTE_RIPNG, RIPNG_ROUTE_DEFAULT,
 112                                        &p, 0, NULL, 0);
 113         } else {
 114                 ripng_redistribute_delete(ZEBRA_ROUTE_RIPNG,
 115                                           RIPNG_ROUTE_DEFAULT, &p, 0);
 116         }
 117
 118         return NB_OK;
 119 }
 120
 121 /*
 122  * XPath: /frr-ripngd:ripngd/instance/default-metric
 123  */
 124 static int ripngd_instance_default_metric_modify(enum nb_event event,
 125                                                  const struct lyd_node *dnode,
 126                                                  union nb_resource *resource)
 127 {
 128         if (event != NB_EV_APPLY)
 129                 return NB_OK;
 130
 131         ripng->default_metric = yang_dnode_get_uint8(dnode, NULL);
 132
 133         return NB_OK;
 134 }
 135
 136 /*
 137  * XPath: /frr-ripngd:ripngd/instance/network
 138  */
 139 static int ripngd_instance_network_create(enum nb_event event,
 140                                           const struct lyd_node *dnode,
 141                                           union nb_resource *resource)
 142 {
 143         struct prefix p;
 144
 145         if (event != NB_EV_APPLY)
 146                 return NB_OK;
 147
 148         yang_dnode_get_ipv6p(&p, dnode, NULL);
 149         apply_mask_ipv6((struct prefix_ipv6 *)&p);
 150
 151         return ripng_enable_network_add(&p);
 152 }
 153
 154 static int ripngd_instance_network_delete(enum nb_event event,
 155                                           const struct lyd_node *dnode)
 156 {
 157         struct prefix p;
 158
 159         if (event != NB_EV_APPLY)
 160                 return NB_OK;
 161
 162         yang_dnode_get_ipv6p(&p, dnode, NULL);
 163         apply_mask_ipv6((struct prefix_ipv6 *)&p);
 164
 165         return ripng_enable_network_delete(&p);
 166 }
 167
 168 /*
 169  * XPath: /frr-ripngd:ripngd/instance/interface
 170  */
 171 static int ripngd_instance_interface_create(enum nb_event event,
 172                                             const struct lyd_node *dnode,
 173                                             union nb_resource *resource)
 174 {
 175         const char *ifname;
 176
 177         if (event != NB_EV_APPLY)
 178                 return NB_OK;
 179
 180         ifname = yang_dnode_get_string(dnode, NULL);
 181
 182         return ripng_enable_if_add(ifname);
 183 }
 184
 185 static int ripngd_instance_interface_delete(enum nb_event event,
 186                                             const struct lyd_node *dnode)
 187 {
 188         const char *ifname;
 189
 190         if (event != NB_EV_APPLY)
 191                 return NB_OK;
 192
 193         ifname = yang_dnode_get_string(dnode, NULL);
 194
 195         return ripng_enable_if_delete(ifname);
 196 }
 197
 198 /*
 199  * XPath: /frr-ripngd:ripngd/instance/offset-list
 200  */
 201 static int ripngd_instance_offset_list_create(enum nb_event event,
 202                                               const struct lyd_node *dnode,
 203                                               union nb_resource *resource)
 204 {
 205         const char *ifname;
 206         struct ripng_offset_list *offset;
 207
 208         if (event != NB_EV_APPLY)
 209                 return NB_OK;
 210
 211         ifname = yang_dnode_get_string(dnode, "./interface");
 212
 213         offset = ripng_offset_list_new(ifname);
 214         yang_dnode_set_entry(dnode, offset);
 215
 216         return NB_OK;
 217 }
 218
 219 static int ripngd_instance_offset_list_delete(enum nb_event event,
 220                                               const struct lyd_node *dnode)
 221 {
 222         int direct;
 223         struct ripng_offset_list *offset;
 224
 225         if (event != NB_EV_APPLY)
 226                 return NB_OK;
 227
 228         direct = yang_dnode_get_enum(dnode, "./direction");
 229
 230         offset = yang_dnode_get_entry(dnode, true);
 231         if (offset->direct[direct].alist_name) {
 232                 free(offset->direct[direct].alist_name);
 233                 offset->direct[direct].alist_name = NULL;
 234         }
 235         if (offset->direct[RIPNG_OFFSET_LIST_IN].alist_name == NULL
 236             && offset->direct[RIPNG_OFFSET_LIST_OUT].alist_name == NULL)
 237                 ripng_offset_list_del(offset);
 238
 239         return NB_OK;
 240 }
 241
 242 /*
 243  * XPath: /frr-ripngd:ripngd/instance/offset-list/access-list
 244  */
 245 static int
 246 ripngd_instance_offset_list_access_list_modify(enum nb_event event,
 247                                                const struct lyd_node *dnode,
 248                                                union nb_resource *resource)
 249 {
 250         int direct;
 251         struct ripng_offset_list *offset;
 252         const char *alist_name;
 253
 254         if (event != NB_EV_APPLY)
 255                 return NB_OK;
 256
 257         direct = yang_dnode_get_enum(dnode, "../direction");
 258         alist_name = yang_dnode_get_string(dnode, NULL);
 259
 260         offset = yang_dnode_get_entry(dnode, true);
 261         if (offset->direct[direct].alist_name)
 262                 free(offset->direct[direct].alist_name);
 263         offset->direct[direct].alist_name = strdup(alist_name);
 264
 265         return NB_OK;
 266 }
 267
 268 /*
 269  * XPath: /frr-ripngd:ripngd/instance/offset-list/metric
 270  */
 271 static int
 272 ripngd_instance_offset_list_metric_modify(enum nb_event event,
 273                                           const struct lyd_node *dnode,
 274                                           union nb_resource *resource)
 275 {
 276         int direct;
 277         uint8_t metric;
 278         struct ripng_offset_list *offset;
 279
 280         if (event != NB_EV_APPLY)
 281                 return NB_OK;
 282
 283         direct = yang_dnode_get_enum(dnode, "../direction");
 284         metric = yang_dnode_get_uint8(dnode, NULL);
 285
 286         offset = yang_dnode_get_entry(dnode, true);
 287         offset->direct[direct].metric = metric;
 288
 289         return NB_OK;
 290 }
 291
 292 /*
 293  * XPath: /frr-ripngd:ripngd/instance/passive-interface
 294  */
 295 static int
 296 ripngd_instance_passive_interface_create(enum nb_event event,
 297                                          const struct lyd_node *dnode,
 298                                          union nb_resource *resource)
 299 {
 300         /* TODO: implement me. */
 301         return NB_OK;
 302 }
 303
 304 static int
 305 ripngd_instance_passive_interface_delete(enum nb_event event,
 306                                          const struct lyd_node *dnode)
 307 {
 308         /* TODO: implement me. */
 309         return NB_OK;
 310 }
 311
 312 /*
 313  * XPath: /frr-ripngd:ripngd/instance/redistribute
 314  */
 315 static int ripngd_instance_redistribute_create(enum nb_event event,
 316                                                const struct lyd_node *dnode,
 317                                                union nb_resource *resource)
 318 {
 319         /* TODO: implement me. */
 320         return NB_OK;
 321 }
 322
 323 static int ripngd_instance_redistribute_delete(enum nb_event event,
 324                                                const struct lyd_node *dnode)
 325 {
 326         /* TODO: implement me. */
 327         return NB_OK;
 328 }
 329
 330 /*
 331  * XPath: /frr-ripngd:ripngd/instance/redistribute/route-map
 332  */
 333 static int
 334 ripngd_instance_redistribute_route_map_modify(enum nb_event event,
 335                                               const struct lyd_node *dnode,
 336                                               union nb_resource *resource)
 337 {
 338         /* TODO: implement me. */
 339         return NB_OK;
 340 }
 341
 342 static int
 343 ripngd_instance_redistribute_route_map_delete(enum nb_event event,
 344                                               const struct lyd_node *dnode)
 345 {
 346         /* TODO: implement me. */
 347         return NB_OK;
 348 }
 349
 350 /*
 351  * XPath: /frr-ripngd:ripngd/instance/redistribute/metric
 352  */
 353 static int
 354 ripngd_instance_redistribute_metric_modify(enum nb_event event,
 355                                            const struct lyd_node *dnode,
 356                                            union nb_resource *resource)
 357 {
 358         /* TODO: implement me. */
 359         return NB_OK;
 360 }
 361
 362 static int
 363 ripngd_instance_redistribute_metric_delete(enum nb_event event,
 364                                            const struct lyd_node *dnode)
 365 {
 366         /* TODO: implement me. */
 367         return NB_OK;
 368 }
 369
 370 /*
 371  * XPath: /frr-ripngd:ripngd/instance/static-route
 372  */
 373 static int ripngd_instance_static_route_create(enum nb_event event,
 374                                                const struct lyd_node *dnode,
 375                                                union nb_resource *resource)
 376 {
 377         /* TODO: implement me. */
 378         return NB_OK;
 379 }
 380
 381 static int ripngd_instance_static_route_delete(enum nb_event event,
 382                                                const struct lyd_node *dnode)
 383 {
 384         /* TODO: implement me. */
 385         return NB_OK;
 386 }
 387
 388 /*
 389  * XPath: /frr-ripngd:ripngd/instance/aggregate-address
 390  */
 391 static int
 392 ripngd_instance_aggregate_address_create(enum nb_event event,
 393                                          const struct lyd_node *dnode,
 394                                          union nb_resource *resource)
 395 {
 396         /* TODO: implement me. */
 397         return NB_OK;
 398 }
 399
 400 static int
 401 ripngd_instance_aggregate_address_delete(enum nb_event event,
 402                                          const struct lyd_node *dnode)
 403 {
 404         /* TODO: implement me. */
 405         return NB_OK;
 406 }
 407
 408 /*
 409  * XPath: /frr-ripngd:ripngd/instance/timers/flush-interval
 410  */
 411 static int
 412 ripngd_instance_timers_flush_interval_modify(enum nb_event event,
 413                                              const struct lyd_node *dnode,
 414                                              union nb_resource *resource)
 415 {
 416         /* TODO: implement me. */
 417         return NB_OK;
 418 }
 419
 420 /*
 421  * XPath: /frr-ripngd:ripngd/instance/timers/holddown-interval
 422  */
 423 static int
 424 ripngd_instance_timers_holddown_interval_modify(enum nb_event event,
 425                                                 const struct lyd_node *dnode,
 426                                                 union nb_resource *resource)
 427 {
 428         /* TODO: implement me. */
 429         return NB_OK;
 430 }
 431
 432 /*
 433  * XPath: /frr-ripngd:ripngd/instance/timers/update-interval
 434  */
 435 static int
 436 ripngd_instance_timers_update_interval_modify(enum nb_event event,
 437                                               const struct lyd_node *dnode,
 438                                               union nb_resource *resource)
 439 {
 440         /* TODO: implement me. */
 441         return NB_OK;
 442 }
 443
 444 /*
 445  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor
 446  */
 447 static const void *
 448 ripngd_state_neighbors_neighbor_get_next(const void *parent_list_entry,
 449                                          const void *list_entry)
 450 {
 451         /* TODO: implement me. */
 452         return NULL;
 453 }
 454
 455 static int ripngd_state_neighbors_neighbor_get_keys(const void *list_entry,
 456                                                     struct yang_list_keys *keys)
 457 {
 458         /* TODO: implement me. */
 459         return NB_OK;
 460 }
 461
 462 static const void *
 463 ripngd_state_neighbors_neighbor_lookup_entry(const void *parent_list_entry,
 464                                              const struct yang_list_keys *keys)
 465 {
 466         /* TODO: implement me. */
 467         return NULL;
 468 }
 469
 470 /*
 471  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/address
 472  */
 473 static struct yang_data *
 474 ripngd_state_neighbors_neighbor_address_get_elem(const char *xpath,
 475                                                  const void *list_entry)
 476 {
 477         /* TODO: implement me. */
 478         return NULL;
 479 }
 480
 481 /*
 482  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/last-update
 483  */
 484 static struct yang_data *
 485 ripngd_state_neighbors_neighbor_last_update_get_elem(const char *xpath,
 486                                                      const void *list_entry)
 487 {
 488         /* TODO: implement me. */
 489         return NULL;
 490 }
 491
 492 /*
 493  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/bad-packets-rcvd
 494  */
 495 static struct yang_data *
 496 ripngd_state_neighbors_neighbor_bad_packets_rcvd_get_elem(
 497         const char *xpath, const void *list_entry)
 498 {
 499         /* TODO: implement me. */
 500         return NULL;
 501 }
 502
 503 /*
 504  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/bad-routes-rcvd
 505  */
 506 static struct yang_data *
 507 ripngd_state_neighbors_neighbor_bad_routes_rcvd_get_elem(const char *xpath,
 508                                                          const void *list_entry)
 509 {
 510         /* TODO: implement me. */
 511         return NULL;
 512 }
 513
 514 /*
 515  * XPath: /frr-ripngd:ripngd/state/routes/route
 516  */
 517 static const void *
 518 ripngd_state_routes_route_get_next(const void *parent_list_entry,
 519                                    const void *list_entry)
 520 {
 521         /* TODO: implement me. */
 522         return NULL;
 523 }
 524
 525 static int ripngd_state_routes_route_get_keys(const void *list_entry,
 526                                               struct yang_list_keys *keys)
 527 {
 528         /* TODO: implement me. */
 529         return NB_OK;
 530 }
 531
 532 static const void *
 533 ripngd_state_routes_route_lookup_entry(const void *parent_list_entry,
 534                                        const struct yang_list_keys *keys)
 535 {
 536         /* TODO: implement me. */
 537         return NULL;
 538 }
 539
 540 /*
 541  * XPath: /frr-ripngd:ripngd/state/routes/route/prefix
 542  */
 543 static struct yang_data *
 544 ripngd_state_routes_route_prefix_get_elem(const char *xpath,
 545                                           const void *list_entry)
 546 {
 547         /* TODO: implement me. */
 548         return NULL;
 549 }
 550
 551 /*
 552  * XPath: /frr-ripngd:ripngd/state/routes/route/next-hop
 553  */
 554 static struct yang_data *
 555 ripngd_state_routes_route_next_hop_get_elem(const char *xpath,
 556                                             const void *list_entry)
 557 {
 558         /* TODO: implement me. */
 559         return NULL;
 560 }
 561
 562 /*
 563  * XPath: /frr-ripngd:ripngd/state/routes/route/interface
 564  */
 565 static struct yang_data *
 566 ripngd_state_routes_route_interface_get_elem(const char *xpath,
 567                                              const void *list_entry)
 568 {
 569         /* TODO: implement me. */
 570         return NULL;
 571 }
 572
 573 /*
 574  * XPath: /frr-ripngd:ripngd/state/routes/route/metric
 575  */
 576 static struct yang_data *
 577 ripngd_state_routes_route_metric_get_elem(const char *xpath,
 578                                           const void *list_entry)
 579 {
 580         /* TODO: implement me. */
 581         return NULL;
 582 }
 583
 584 /*
 585  * XPath: /frr-ripngd:clear-ripng-route
 586  */
 587 static int clear_ripng_route_rpc(const char *xpath, const struct list *input,
 588                                  struct list *output)
 589 {
 590         /* TODO: implement me. */
 591         return NB_OK;
 592 }
 593
 594 /*
 595  * XPath: /frr-interface:lib/interface/frr-ripngd:ripng/split-horizon
 596  */
 597 static int
 598 lib_interface_ripng_split_horizon_modify(enum nb_event event,
 599                                          const struct lyd_node *dnode,
 600                                          union nb_resource *resource)
 601 {
 602         /* TODO: implement me. */
 603         return NB_OK;
 604 }
 605
 606 /* clang-format off */
 607 const struct frr_yang_module_info frr_ripngd_info = {
 608         .name = "frr-ripngd",
 609         .nodes = {
 610                 {
 611                         .xpath = "/frr-ripngd:ripngd/instance",
 612                         .cbs.create = ripngd_instance_create,
 613                         .cbs.delete = ripngd_instance_delete,
 614                         .cbs.cli_show = cli_show_router_ripng,
 615                 },
 616                 {
 617                         .xpath = "/frr-ripngd:ripngd/instance/allow-ecmp",
 618                         .cbs.modify = ripngd_instance_allow_ecmp_modify,
 619                         .cbs.cli_show = cli_show_ripng_allow_ecmp,
 620                 },
 621                 {
 622                         .xpath = "/frr-ripngd:ripngd/instance/default-information-originate",
 623                         .cbs.modify = ripngd_instance_default_information_originate_modify,
 624                         .cbs.cli_show = cli_show_ripng_default_information_originate,
 625                 },
 626                 {
 627                         .xpath = "/frr-ripngd:ripngd/instance/default-metric",
 628                         .cbs.modify = ripngd_instance_default_metric_modify,
 629                         .cbs.cli_show = cli_show_ripng_default_metric,
 630                 },
 631                 {
 632                         .xpath = "/frr-ripngd:ripngd/instance/network",
 633                         .cbs.create = ripngd_instance_network_create,
 634                         .cbs.delete = ripngd_instance_network_delete,
 635                         .cbs.cli_show = cli_show_ripng_network_prefix,
 636                 },
 637                 {
 638                         .xpath = "/frr-ripngd:ripngd/instance/interface",
 639                         .cbs.create = ripngd_instance_interface_create,
 640                         .cbs.delete = ripngd_instance_interface_delete,
 641                         .cbs.cli_show = cli_show_ripng_network_interface,
 642                 },
 643                 {
 644                         .xpath = "/frr-ripngd:ripngd/instance/offset-list",
 645                         .cbs.create = ripngd_instance_offset_list_create,
 646                         .cbs.delete = ripngd_instance_offset_list_delete,
 647                         .cbs.cli_show = cli_show_ripng_offset_list,
 648                 },
 649                 {
 650                         .xpath = "/frr-ripngd:ripngd/instance/offset-list/access-list",
 651                         .cbs.modify = ripngd_instance_offset_list_access_list_modify,
 652                 },
 653                 {
 654                         .xpath = "/frr-ripngd:ripngd/instance/offset-list/metric",
 655                         .cbs.modify = ripngd_instance_offset_list_metric_modify,
 656                 },
 657                 {
 658                         .xpath = "/frr-ripngd:ripngd/instance/passive-interface",
 659                         .cbs.create = ripngd_instance_passive_interface_create,
 660                         .cbs.delete = ripngd_instance_passive_interface_delete,
 661                 },
 662                 {
 663                         .xpath = "/frr-ripngd:ripngd/instance/redistribute",
 664                         .cbs.create = ripngd_instance_redistribute_create,
 665                         .cbs.delete = ripngd_instance_redistribute_delete,
 666                 },
 667                 {
 668                         .xpath = "/frr-ripngd:ripngd/instance/redistribute/route-map",
 669                         .cbs.modify = ripngd_instance_redistribute_route_map_modify,
 670                         .cbs.delete = ripngd_instance_redistribute_route_map_delete,
 671                 },
 672                 {
 673                         .xpath = "/frr-ripngd:ripngd/instance/redistribute/metric",
 674                         .cbs.modify = ripngd_instance_redistribute_metric_modify,
 675                         .cbs.delete = ripngd_instance_redistribute_metric_delete,
 676                 },
 677                 {
 678                         .xpath = "/frr-ripngd:ripngd/instance/static-route",
 679                         .cbs.create = ripngd_instance_static_route_create,
 680                         .cbs.delete = ripngd_instance_static_route_delete,
 681                 },
 682                 {
 683                         .xpath = "/frr-ripngd:ripngd/instance/aggregate-address",
 684                         .cbs.create = ripngd_instance_aggregate_address_create,
 685                         .cbs.delete = ripngd_instance_aggregate_address_delete,
 686                 },
 687                 {
 688                         .xpath = "/frr-ripngd:ripngd/instance/timers/flush-interval",
 689                         .cbs.modify = ripngd_instance_timers_flush_interval_modify,
 690                 },
 691                 {
 692                         .xpath = "/frr-ripngd:ripngd/instance/timers/holddown-interval",
 693                         .cbs.modify = ripngd_instance_timers_holddown_interval_modify,
 694                 },
 695                 {
 696                         .xpath = "/frr-ripngd:ripngd/instance/timers/update-interval",
 697                         .cbs.modify = ripngd_instance_timers_update_interval_modify,
 698                 },
 699                 {
 700                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor",
 701                         .cbs.get_next = ripngd_state_neighbors_neighbor_get_next,
 702                         .cbs.get_keys = ripngd_state_neighbors_neighbor_get_keys,
 703                         .cbs.lookup_entry = ripngd_state_neighbors_neighbor_lookup_entry,
 704                 },
 705                 {
 706                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/address",
 707                         .cbs.get_elem = ripngd_state_neighbors_neighbor_address_get_elem,
 708                 },
 709                 {
 710                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/last-update",
 711                         .cbs.get_elem = ripngd_state_neighbors_neighbor_last_update_get_elem,
 712                 },
 713                 {
 714                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/bad-packets-rcvd",
 715                         .cbs.get_elem = ripngd_state_neighbors_neighbor_bad_packets_rcvd_get_elem,
 716                 },
 717                 {
 718                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/bad-routes-rcvd",
 719                         .cbs.get_elem = ripngd_state_neighbors_neighbor_bad_routes_rcvd_get_elem,
 720                 },
 721                 {
 722                         .xpath = "/frr-ripngd:ripngd/state/routes/route",
 723                         .cbs.get_next = ripngd_state_routes_route_get_next,
 724                         .cbs.get_keys = ripngd_state_routes_route_get_keys,
 725                         .cbs.lookup_entry = ripngd_state_routes_route_lookup_entry,
 726                 },
 727                 {
 728                         .xpath = "/frr-ripngd:ripngd/state/routes/route/prefix",
 729                         .cbs.get_elem = ripngd_state_routes_route_prefix_get_elem,
 730                 },
 731                 {
 732                         .xpath = "/frr-ripngd:ripngd/state/routes/route/next-hop",
 733                         .cbs.get_elem = ripngd_state_routes_route_next_hop_get_elem,
 734                 },
 735                 {
 736                         .xpath = "/frr-ripngd:ripngd/state/routes/route/interface",
 737                         .cbs.get_elem = ripngd_state_routes_route_interface_get_elem,
 738                 },
 739                 {
 740                         .xpath = "/frr-ripngd:ripngd/state/routes/route/metric",
 741                         .cbs.get_elem = ripngd_state_routes_route_metric_get_elem,
 742                 },
 743                 {
 744                         .xpath = "/frr-ripngd:clear-ripng-route",
 745                         .cbs.rpc = clear_ripng_route_rpc,
 746                 },
 747                 {
 748                         .xpath = "/frr-interface:lib/interface/frr-ripngd:ripng/split-horizon",
 749                         .cbs.modify = lib_interface_ripng_split_horizon_modify,
 750                 },
 751                 {
 752                         .xpath = NULL,
 753                 },
 754         }
 755 };