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         /* TODO: implement me. */
 144         return NB_OK;
 145 }
 146
 147 static int ripngd_instance_network_delete(enum nb_event event,
 148                                           const struct lyd_node *dnode)
 149 {
 150         /* TODO: implement me. */
 151         return NB_OK;
 152 }
 153
 154 /*
 155  * XPath: /frr-ripngd:ripngd/instance/interface
 156  */
 157 static int ripngd_instance_interface_create(enum nb_event event,
 158                                             const struct lyd_node *dnode,
 159                                             union nb_resource *resource)
 160 {
 161         /* TODO: implement me. */
 162         return NB_OK;
 163 }
 164
 165 static int ripngd_instance_interface_delete(enum nb_event event,
 166                                             const struct lyd_node *dnode)
 167 {
 168         /* TODO: implement me. */
 169         return NB_OK;
 170 }
 171
 172 /*
 173  * XPath: /frr-ripngd:ripngd/instance/offset-list
 174  */
 175 static int ripngd_instance_offset_list_create(enum nb_event event,
 176                                               const struct lyd_node *dnode,
 177                                               union nb_resource *resource)
 178 {
 179         /* TODO: implement me. */
 180         return NB_OK;
 181 }
 182
 183 static int ripngd_instance_offset_list_delete(enum nb_event event,
 184                                               const struct lyd_node *dnode)
 185 {
 186         /* TODO: implement me. */
 187         return NB_OK;
 188 }
 189
 190 /*
 191  * XPath: /frr-ripngd:ripngd/instance/offset-list/access-list
 192  */
 193 static int
 194 ripngd_instance_offset_list_access_list_modify(enum nb_event event,
 195                                                const struct lyd_node *dnode,
 196                                                union nb_resource *resource)
 197 {
 198         /* TODO: implement me. */
 199         return NB_OK;
 200 }
 201
 202 /*
 203  * XPath: /frr-ripngd:ripngd/instance/offset-list/metric
 204  */
 205 static int
 206 ripngd_instance_offset_list_metric_modify(enum nb_event event,
 207                                           const struct lyd_node *dnode,
 208                                           union nb_resource *resource)
 209 {
 210         /* TODO: implement me. */
 211         return NB_OK;
 212 }
 213
 214 /*
 215  * XPath: /frr-ripngd:ripngd/instance/passive-interface
 216  */
 217 static int
 218 ripngd_instance_passive_interface_create(enum nb_event event,
 219                                          const struct lyd_node *dnode,
 220                                          union nb_resource *resource)
 221 {
 222         /* TODO: implement me. */
 223         return NB_OK;
 224 }
 225
 226 static int
 227 ripngd_instance_passive_interface_delete(enum nb_event event,
 228                                          const struct lyd_node *dnode)
 229 {
 230         /* TODO: implement me. */
 231         return NB_OK;
 232 }
 233
 234 /*
 235  * XPath: /frr-ripngd:ripngd/instance/redistribute
 236  */
 237 static int ripngd_instance_redistribute_create(enum nb_event event,
 238                                                const struct lyd_node *dnode,
 239                                                union nb_resource *resource)
 240 {
 241         /* TODO: implement me. */
 242         return NB_OK;
 243 }
 244
 245 static int ripngd_instance_redistribute_delete(enum nb_event event,
 246                                                const struct lyd_node *dnode)
 247 {
 248         /* TODO: implement me. */
 249         return NB_OK;
 250 }
 251
 252 /*
 253  * XPath: /frr-ripngd:ripngd/instance/redistribute/route-map
 254  */
 255 static int
 256 ripngd_instance_redistribute_route_map_modify(enum nb_event event,
 257                                               const struct lyd_node *dnode,
 258                                               union nb_resource *resource)
 259 {
 260         /* TODO: implement me. */
 261         return NB_OK;
 262 }
 263
 264 static int
 265 ripngd_instance_redistribute_route_map_delete(enum nb_event event,
 266                                               const struct lyd_node *dnode)
 267 {
 268         /* TODO: implement me. */
 269         return NB_OK;
 270 }
 271
 272 /*
 273  * XPath: /frr-ripngd:ripngd/instance/redistribute/metric
 274  */
 275 static int
 276 ripngd_instance_redistribute_metric_modify(enum nb_event event,
 277                                            const struct lyd_node *dnode,
 278                                            union nb_resource *resource)
 279 {
 280         /* TODO: implement me. */
 281         return NB_OK;
 282 }
 283
 284 static int
 285 ripngd_instance_redistribute_metric_delete(enum nb_event event,
 286                                            const struct lyd_node *dnode)
 287 {
 288         /* TODO: implement me. */
 289         return NB_OK;
 290 }
 291
 292 /*
 293  * XPath: /frr-ripngd:ripngd/instance/static-route
 294  */
 295 static int ripngd_instance_static_route_create(enum nb_event event,
 296                                                const struct lyd_node *dnode,
 297                                                union nb_resource *resource)
 298 {
 299         /* TODO: implement me. */
 300         return NB_OK;
 301 }
 302
 303 static int ripngd_instance_static_route_delete(enum nb_event event,
 304                                                const struct lyd_node *dnode)
 305 {
 306         /* TODO: implement me. */
 307         return NB_OK;
 308 }
 309
 310 /*
 311  * XPath: /frr-ripngd:ripngd/instance/aggregate-address
 312  */
 313 static int
 314 ripngd_instance_aggregate_address_create(enum nb_event event,
 315                                          const struct lyd_node *dnode,
 316                                          union nb_resource *resource)
 317 {
 318         /* TODO: implement me. */
 319         return NB_OK;
 320 }
 321
 322 static int
 323 ripngd_instance_aggregate_address_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/timers/flush-interval
 332  */
 333 static int
 334 ripngd_instance_timers_flush_interval_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 /*
 343  * XPath: /frr-ripngd:ripngd/instance/timers/holddown-interval
 344  */
 345 static int
 346 ripngd_instance_timers_holddown_interval_modify(enum nb_event event,
 347                                                 const struct lyd_node *dnode,
 348                                                 union nb_resource *resource)
 349 {
 350         /* TODO: implement me. */
 351         return NB_OK;
 352 }
 353
 354 /*
 355  * XPath: /frr-ripngd:ripngd/instance/timers/update-interval
 356  */
 357 static int
 358 ripngd_instance_timers_update_interval_modify(enum nb_event event,
 359                                               const struct lyd_node *dnode,
 360                                               union nb_resource *resource)
 361 {
 362         /* TODO: implement me. */
 363         return NB_OK;
 364 }
 365
 366 /*
 367  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor
 368  */
 369 static const void *
 370 ripngd_state_neighbors_neighbor_get_next(const void *parent_list_entry,
 371                                          const void *list_entry)
 372 {
 373         /* TODO: implement me. */
 374         return NULL;
 375 }
 376
 377 static int ripngd_state_neighbors_neighbor_get_keys(const void *list_entry,
 378                                                     struct yang_list_keys *keys)
 379 {
 380         /* TODO: implement me. */
 381         return NB_OK;
 382 }
 383
 384 static const void *
 385 ripngd_state_neighbors_neighbor_lookup_entry(const void *parent_list_entry,
 386                                              const struct yang_list_keys *keys)
 387 {
 388         /* TODO: implement me. */
 389         return NULL;
 390 }
 391
 392 /*
 393  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/address
 394  */
 395 static struct yang_data *
 396 ripngd_state_neighbors_neighbor_address_get_elem(const char *xpath,
 397                                                  const void *list_entry)
 398 {
 399         /* TODO: implement me. */
 400         return NULL;
 401 }
 402
 403 /*
 404  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/last-update
 405  */
 406 static struct yang_data *
 407 ripngd_state_neighbors_neighbor_last_update_get_elem(const char *xpath,
 408                                                      const void *list_entry)
 409 {
 410         /* TODO: implement me. */
 411         return NULL;
 412 }
 413
 414 /*
 415  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/bad-packets-rcvd
 416  */
 417 static struct yang_data *
 418 ripngd_state_neighbors_neighbor_bad_packets_rcvd_get_elem(
 419         const char *xpath, const void *list_entry)
 420 {
 421         /* TODO: implement me. */
 422         return NULL;
 423 }
 424
 425 /*
 426  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/bad-routes-rcvd
 427  */
 428 static struct yang_data *
 429 ripngd_state_neighbors_neighbor_bad_routes_rcvd_get_elem(const char *xpath,
 430                                                          const void *list_entry)
 431 {
 432         /* TODO: implement me. */
 433         return NULL;
 434 }
 435
 436 /*
 437  * XPath: /frr-ripngd:ripngd/state/routes/route
 438  */
 439 static const void *
 440 ripngd_state_routes_route_get_next(const void *parent_list_entry,
 441                                    const void *list_entry)
 442 {
 443         /* TODO: implement me. */
 444         return NULL;
 445 }
 446
 447 static int ripngd_state_routes_route_get_keys(const void *list_entry,
 448                                               struct yang_list_keys *keys)
 449 {
 450         /* TODO: implement me. */
 451         return NB_OK;
 452 }
 453
 454 static const void *
 455 ripngd_state_routes_route_lookup_entry(const void *parent_list_entry,
 456                                        const struct yang_list_keys *keys)
 457 {
 458         /* TODO: implement me. */
 459         return NULL;
 460 }
 461
 462 /*
 463  * XPath: /frr-ripngd:ripngd/state/routes/route/prefix
 464  */
 465 static struct yang_data *
 466 ripngd_state_routes_route_prefix_get_elem(const char *xpath,
 467                                           const void *list_entry)
 468 {
 469         /* TODO: implement me. */
 470         return NULL;
 471 }
 472
 473 /*
 474  * XPath: /frr-ripngd:ripngd/state/routes/route/next-hop
 475  */
 476 static struct yang_data *
 477 ripngd_state_routes_route_next_hop_get_elem(const char *xpath,
 478                                             const void *list_entry)
 479 {
 480         /* TODO: implement me. */
 481         return NULL;
 482 }
 483
 484 /*
 485  * XPath: /frr-ripngd:ripngd/state/routes/route/interface
 486  */
 487 static struct yang_data *
 488 ripngd_state_routes_route_interface_get_elem(const char *xpath,
 489                                              const void *list_entry)
 490 {
 491         /* TODO: implement me. */
 492         return NULL;
 493 }
 494
 495 /*
 496  * XPath: /frr-ripngd:ripngd/state/routes/route/metric
 497  */
 498 static struct yang_data *
 499 ripngd_state_routes_route_metric_get_elem(const char *xpath,
 500                                           const void *list_entry)
 501 {
 502         /* TODO: implement me. */
 503         return NULL;
 504 }
 505
 506 /*
 507  * XPath: /frr-ripngd:clear-ripng-route
 508  */
 509 static int clear_ripng_route_rpc(const char *xpath, const struct list *input,
 510                                  struct list *output)
 511 {
 512         /* TODO: implement me. */
 513         return NB_OK;
 514 }
 515
 516 /*
 517  * XPath: /frr-interface:lib/interface/frr-ripngd:ripng/split-horizon
 518  */
 519 static int
 520 lib_interface_ripng_split_horizon_modify(enum nb_event event,
 521                                          const struct lyd_node *dnode,
 522                                          union nb_resource *resource)
 523 {
 524         /* TODO: implement me. */
 525         return NB_OK;
 526 }
 527
 528 /* clang-format off */
 529 const struct frr_yang_module_info frr_ripngd_info = {
 530         .name = "frr-ripngd",
 531         .nodes = {
 532                 {
 533                         .xpath = "/frr-ripngd:ripngd/instance",
 534                         .cbs.create = ripngd_instance_create,
 535                         .cbs.delete = ripngd_instance_delete,
 536                         .cbs.cli_show = cli_show_router_ripng,
 537                 },
 538                 {
 539                         .xpath = "/frr-ripngd:ripngd/instance/allow-ecmp",
 540                         .cbs.modify = ripngd_instance_allow_ecmp_modify,
 541                         .cbs.cli_show = cli_show_ripng_allow_ecmp,
 542                 },
 543                 {
 544                         .xpath = "/frr-ripngd:ripngd/instance/default-information-originate",
 545                         .cbs.modify = ripngd_instance_default_information_originate_modify,
 546                         .cbs.cli_show = cli_show_ripng_default_information_originate,
 547                 },
 548                 {
 549                         .xpath = "/frr-ripngd:ripngd/instance/default-metric",
 550                         .cbs.modify = ripngd_instance_default_metric_modify,
 551                         .cbs.cli_show = cli_show_ripng_default_metric,
 552                 },
 553                 {
 554                         .xpath = "/frr-ripngd:ripngd/instance/network",
 555                         .cbs.create = ripngd_instance_network_create,
 556                         .cbs.delete = ripngd_instance_network_delete,
 557                 },
 558                 {
 559                         .xpath = "/frr-ripngd:ripngd/instance/interface",
 560                         .cbs.create = ripngd_instance_interface_create,
 561                         .cbs.delete = ripngd_instance_interface_delete,
 562                 },
 563                 {
 564                         .xpath = "/frr-ripngd:ripngd/instance/offset-list",
 565                         .cbs.create = ripngd_instance_offset_list_create,
 566                         .cbs.delete = ripngd_instance_offset_list_delete,
 567                 },
 568                 {
 569                         .xpath = "/frr-ripngd:ripngd/instance/offset-list/access-list",
 570                         .cbs.modify = ripngd_instance_offset_list_access_list_modify,
 571                 },
 572                 {
 573                         .xpath = "/frr-ripngd:ripngd/instance/offset-list/metric",
 574                         .cbs.modify = ripngd_instance_offset_list_metric_modify,
 575                 },
 576                 {
 577                         .xpath = "/frr-ripngd:ripngd/instance/passive-interface",
 578                         .cbs.create = ripngd_instance_passive_interface_create,
 579                         .cbs.delete = ripngd_instance_passive_interface_delete,
 580                 },
 581                 {
 582                         .xpath = "/frr-ripngd:ripngd/instance/redistribute",
 583                         .cbs.create = ripngd_instance_redistribute_create,
 584                         .cbs.delete = ripngd_instance_redistribute_delete,
 585                 },
 586                 {
 587                         .xpath = "/frr-ripngd:ripngd/instance/redistribute/route-map",
 588                         .cbs.modify = ripngd_instance_redistribute_route_map_modify,
 589                         .cbs.delete = ripngd_instance_redistribute_route_map_delete,
 590                 },
 591                 {
 592                         .xpath = "/frr-ripngd:ripngd/instance/redistribute/metric",
 593                         .cbs.modify = ripngd_instance_redistribute_metric_modify,
 594                         .cbs.delete = ripngd_instance_redistribute_metric_delete,
 595                 },
 596                 {
 597                         .xpath = "/frr-ripngd:ripngd/instance/static-route",
 598                         .cbs.create = ripngd_instance_static_route_create,
 599                         .cbs.delete = ripngd_instance_static_route_delete,
 600                 },
 601                 {
 602                         .xpath = "/frr-ripngd:ripngd/instance/aggregate-address",
 603                         .cbs.create = ripngd_instance_aggregate_address_create,
 604                         .cbs.delete = ripngd_instance_aggregate_address_delete,
 605                 },
 606                 {
 607                         .xpath = "/frr-ripngd:ripngd/instance/timers/flush-interval",
 608                         .cbs.modify = ripngd_instance_timers_flush_interval_modify,
 609                 },
 610                 {
 611                         .xpath = "/frr-ripngd:ripngd/instance/timers/holddown-interval",
 612                         .cbs.modify = ripngd_instance_timers_holddown_interval_modify,
 613                 },
 614                 {
 615                         .xpath = "/frr-ripngd:ripngd/instance/timers/update-interval",
 616                         .cbs.modify = ripngd_instance_timers_update_interval_modify,
 617                 },
 618                 {
 619                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor",
 620                         .cbs.get_next = ripngd_state_neighbors_neighbor_get_next,
 621                         .cbs.get_keys = ripngd_state_neighbors_neighbor_get_keys,
 622                         .cbs.lookup_entry = ripngd_state_neighbors_neighbor_lookup_entry,
 623                 },
 624                 {
 625                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/address",
 626                         .cbs.get_elem = ripngd_state_neighbors_neighbor_address_get_elem,
 627                 },
 628                 {
 629                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/last-update",
 630                         .cbs.get_elem = ripngd_state_neighbors_neighbor_last_update_get_elem,
 631                 },
 632                 {
 633                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/bad-packets-rcvd",
 634                         .cbs.get_elem = ripngd_state_neighbors_neighbor_bad_packets_rcvd_get_elem,
 635                 },
 636                 {
 637                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/bad-routes-rcvd",
 638                         .cbs.get_elem = ripngd_state_neighbors_neighbor_bad_routes_rcvd_get_elem,
 639                 },
 640                 {
 641                         .xpath = "/frr-ripngd:ripngd/state/routes/route",
 642                         .cbs.get_next = ripngd_state_routes_route_get_next,
 643                         .cbs.get_keys = ripngd_state_routes_route_get_keys,
 644                         .cbs.lookup_entry = ripngd_state_routes_route_lookup_entry,
 645                 },
 646                 {
 647                         .xpath = "/frr-ripngd:ripngd/state/routes/route/prefix",
 648                         .cbs.get_elem = ripngd_state_routes_route_prefix_get_elem,
 649                 },
 650                 {
 651                         .xpath = "/frr-ripngd:ripngd/state/routes/route/next-hop",
 652                         .cbs.get_elem = ripngd_state_routes_route_next_hop_get_elem,
 653                 },
 654                 {
 655                         .xpath = "/frr-ripngd:ripngd/state/routes/route/interface",
 656                         .cbs.get_elem = ripngd_state_routes_route_interface_get_elem,
 657                 },
 658                 {
 659                         .xpath = "/frr-ripngd:ripngd/state/routes/route/metric",
 660                         .cbs.get_elem = ripngd_state_routes_route_metric_get_elem,
 661                 },
 662                 {
 663                         .xpath = "/frr-ripngd:clear-ripng-route",
 664                         .cbs.rpc = clear_ripng_route_rpc,
 665                 },
 666                 {
 667                         .xpath = "/frr-interface:lib/interface/frr-ripngd:ripng/split-horizon",
 668                         .cbs.modify = lib_interface_ripng_split_horizon_modify,
 669                 },
 670                 {
 671                         .xpath = NULL,
 672                 },
 673         }
 674 };