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         /* TODO: implement me. */
 129         return NB_OK;
 130 }
 131
 132 /*
 133  * XPath: /frr-ripngd:ripngd/instance/network
 134  */
 135 static int ripngd_instance_network_create(enum nb_event event,
 136                                           const struct lyd_node *dnode,
 137                                           union nb_resource *resource)
 138 {
 139         /* TODO: implement me. */
 140         return NB_OK;
 141 }
 142
 143 static int ripngd_instance_network_delete(enum nb_event event,
 144                                           const struct lyd_node *dnode)
 145 {
 146         /* TODO: implement me. */
 147         return NB_OK;
 148 }
 149
 150 /*
 151  * XPath: /frr-ripngd:ripngd/instance/interface
 152  */
 153 static int ripngd_instance_interface_create(enum nb_event event,
 154                                             const struct lyd_node *dnode,
 155                                             union nb_resource *resource)
 156 {
 157         /* TODO: implement me. */
 158         return NB_OK;
 159 }
 160
 161 static int ripngd_instance_interface_delete(enum nb_event event,
 162                                             const struct lyd_node *dnode)
 163 {
 164         /* TODO: implement me. */
 165         return NB_OK;
 166 }
 167
 168 /*
 169  * XPath: /frr-ripngd:ripngd/instance/offset-list
 170  */
 171 static int ripngd_instance_offset_list_create(enum nb_event event,
 172                                               const struct lyd_node *dnode,
 173                                               union nb_resource *resource)
 174 {
 175         /* TODO: implement me. */
 176         return NB_OK;
 177 }
 178
 179 static int ripngd_instance_offset_list_delete(enum nb_event event,
 180                                               const struct lyd_node *dnode)
 181 {
 182         /* TODO: implement me. */
 183         return NB_OK;
 184 }
 185
 186 /*
 187  * XPath: /frr-ripngd:ripngd/instance/offset-list/access-list
 188  */
 189 static int
 190 ripngd_instance_offset_list_access_list_modify(enum nb_event event,
 191                                                const struct lyd_node *dnode,
 192                                                union nb_resource *resource)
 193 {
 194         /* TODO: implement me. */
 195         return NB_OK;
 196 }
 197
 198 /*
 199  * XPath: /frr-ripngd:ripngd/instance/offset-list/metric
 200  */
 201 static int
 202 ripngd_instance_offset_list_metric_modify(enum nb_event event,
 203                                           const struct lyd_node *dnode,
 204                                           union nb_resource *resource)
 205 {
 206         /* TODO: implement me. */
 207         return NB_OK;
 208 }
 209
 210 /*
 211  * XPath: /frr-ripngd:ripngd/instance/passive-interface
 212  */
 213 static int
 214 ripngd_instance_passive_interface_create(enum nb_event event,
 215                                          const struct lyd_node *dnode,
 216                                          union nb_resource *resource)
 217 {
 218         /* TODO: implement me. */
 219         return NB_OK;
 220 }
 221
 222 static int
 223 ripngd_instance_passive_interface_delete(enum nb_event event,
 224                                          const struct lyd_node *dnode)
 225 {
 226         /* TODO: implement me. */
 227         return NB_OK;
 228 }
 229
 230 /*
 231  * XPath: /frr-ripngd:ripngd/instance/redistribute
 232  */
 233 static int ripngd_instance_redistribute_create(enum nb_event event,
 234                                                const struct lyd_node *dnode,
 235                                                union nb_resource *resource)
 236 {
 237         /* TODO: implement me. */
 238         return NB_OK;
 239 }
 240
 241 static int ripngd_instance_redistribute_delete(enum nb_event event,
 242                                                const struct lyd_node *dnode)
 243 {
 244         /* TODO: implement me. */
 245         return NB_OK;
 246 }
 247
 248 /*
 249  * XPath: /frr-ripngd:ripngd/instance/redistribute/route-map
 250  */
 251 static int
 252 ripngd_instance_redistribute_route_map_modify(enum nb_event event,
 253                                               const struct lyd_node *dnode,
 254                                               union nb_resource *resource)
 255 {
 256         /* TODO: implement me. */
 257         return NB_OK;
 258 }
 259
 260 static int
 261 ripngd_instance_redistribute_route_map_delete(enum nb_event event,
 262                                               const struct lyd_node *dnode)
 263 {
 264         /* TODO: implement me. */
 265         return NB_OK;
 266 }
 267
 268 /*
 269  * XPath: /frr-ripngd:ripngd/instance/redistribute/metric
 270  */
 271 static int
 272 ripngd_instance_redistribute_metric_modify(enum nb_event event,
 273                                            const struct lyd_node *dnode,
 274                                            union nb_resource *resource)
 275 {
 276         /* TODO: implement me. */
 277         return NB_OK;
 278 }
 279
 280 static int
 281 ripngd_instance_redistribute_metric_delete(enum nb_event event,
 282                                            const struct lyd_node *dnode)
 283 {
 284         /* TODO: implement me. */
 285         return NB_OK;
 286 }
 287
 288 /*
 289  * XPath: /frr-ripngd:ripngd/instance/static-route
 290  */
 291 static int ripngd_instance_static_route_create(enum nb_event event,
 292                                                const struct lyd_node *dnode,
 293                                                union nb_resource *resource)
 294 {
 295         /* TODO: implement me. */
 296         return NB_OK;
 297 }
 298
 299 static int ripngd_instance_static_route_delete(enum nb_event event,
 300                                                const struct lyd_node *dnode)
 301 {
 302         /* TODO: implement me. */
 303         return NB_OK;
 304 }
 305
 306 /*
 307  * XPath: /frr-ripngd:ripngd/instance/aggregate-address
 308  */
 309 static int
 310 ripngd_instance_aggregate_address_create(enum nb_event event,
 311                                          const struct lyd_node *dnode,
 312                                          union nb_resource *resource)
 313 {
 314         /* TODO: implement me. */
 315         return NB_OK;
 316 }
 317
 318 static int
 319 ripngd_instance_aggregate_address_delete(enum nb_event event,
 320                                          const struct lyd_node *dnode)
 321 {
 322         /* TODO: implement me. */
 323         return NB_OK;
 324 }
 325
 326 /*
 327  * XPath: /frr-ripngd:ripngd/instance/timers/flush-interval
 328  */
 329 static int
 330 ripngd_instance_timers_flush_interval_modify(enum nb_event event,
 331                                              const struct lyd_node *dnode,
 332                                              union nb_resource *resource)
 333 {
 334         /* TODO: implement me. */
 335         return NB_OK;
 336 }
 337
 338 /*
 339  * XPath: /frr-ripngd:ripngd/instance/timers/holddown-interval
 340  */
 341 static int
 342 ripngd_instance_timers_holddown_interval_modify(enum nb_event event,
 343                                                 const struct lyd_node *dnode,
 344                                                 union nb_resource *resource)
 345 {
 346         /* TODO: implement me. */
 347         return NB_OK;
 348 }
 349
 350 /*
 351  * XPath: /frr-ripngd:ripngd/instance/timers/update-interval
 352  */
 353 static int
 354 ripngd_instance_timers_update_interval_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 /*
 363  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor
 364  */
 365 static const void *
 366 ripngd_state_neighbors_neighbor_get_next(const void *parent_list_entry,
 367                                          const void *list_entry)
 368 {
 369         /* TODO: implement me. */
 370         return NULL;
 371 }
 372
 373 static int ripngd_state_neighbors_neighbor_get_keys(const void *list_entry,
 374                                                     struct yang_list_keys *keys)
 375 {
 376         /* TODO: implement me. */
 377         return NB_OK;
 378 }
 379
 380 static const void *
 381 ripngd_state_neighbors_neighbor_lookup_entry(const void *parent_list_entry,
 382                                              const struct yang_list_keys *keys)
 383 {
 384         /* TODO: implement me. */
 385         return NULL;
 386 }
 387
 388 /*
 389  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/address
 390  */
 391 static struct yang_data *
 392 ripngd_state_neighbors_neighbor_address_get_elem(const char *xpath,
 393                                                  const void *list_entry)
 394 {
 395         /* TODO: implement me. */
 396         return NULL;
 397 }
 398
 399 /*
 400  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/last-update
 401  */
 402 static struct yang_data *
 403 ripngd_state_neighbors_neighbor_last_update_get_elem(const char *xpath,
 404                                                      const void *list_entry)
 405 {
 406         /* TODO: implement me. */
 407         return NULL;
 408 }
 409
 410 /*
 411  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/bad-packets-rcvd
 412  */
 413 static struct yang_data *
 414 ripngd_state_neighbors_neighbor_bad_packets_rcvd_get_elem(
 415         const char *xpath, const void *list_entry)
 416 {
 417         /* TODO: implement me. */
 418         return NULL;
 419 }
 420
 421 /*
 422  * XPath: /frr-ripngd:ripngd/state/neighbors/neighbor/bad-routes-rcvd
 423  */
 424 static struct yang_data *
 425 ripngd_state_neighbors_neighbor_bad_routes_rcvd_get_elem(const char *xpath,
 426                                                          const void *list_entry)
 427 {
 428         /* TODO: implement me. */
 429         return NULL;
 430 }
 431
 432 /*
 433  * XPath: /frr-ripngd:ripngd/state/routes/route
 434  */
 435 static const void *
 436 ripngd_state_routes_route_get_next(const void *parent_list_entry,
 437                                    const void *list_entry)
 438 {
 439         /* TODO: implement me. */
 440         return NULL;
 441 }
 442
 443 static int ripngd_state_routes_route_get_keys(const void *list_entry,
 444                                               struct yang_list_keys *keys)
 445 {
 446         /* TODO: implement me. */
 447         return NB_OK;
 448 }
 449
 450 static const void *
 451 ripngd_state_routes_route_lookup_entry(const void *parent_list_entry,
 452                                        const struct yang_list_keys *keys)
 453 {
 454         /* TODO: implement me. */
 455         return NULL;
 456 }
 457
 458 /*
 459  * XPath: /frr-ripngd:ripngd/state/routes/route/prefix
 460  */
 461 static struct yang_data *
 462 ripngd_state_routes_route_prefix_get_elem(const char *xpath,
 463                                           const void *list_entry)
 464 {
 465         /* TODO: implement me. */
 466         return NULL;
 467 }
 468
 469 /*
 470  * XPath: /frr-ripngd:ripngd/state/routes/route/next-hop
 471  */
 472 static struct yang_data *
 473 ripngd_state_routes_route_next_hop_get_elem(const char *xpath,
 474                                             const void *list_entry)
 475 {
 476         /* TODO: implement me. */
 477         return NULL;
 478 }
 479
 480 /*
 481  * XPath: /frr-ripngd:ripngd/state/routes/route/interface
 482  */
 483 static struct yang_data *
 484 ripngd_state_routes_route_interface_get_elem(const char *xpath,
 485                                              const void *list_entry)
 486 {
 487         /* TODO: implement me. */
 488         return NULL;
 489 }
 490
 491 /*
 492  * XPath: /frr-ripngd:ripngd/state/routes/route/metric
 493  */
 494 static struct yang_data *
 495 ripngd_state_routes_route_metric_get_elem(const char *xpath,
 496                                           const void *list_entry)
 497 {
 498         /* TODO: implement me. */
 499         return NULL;
 500 }
 501
 502 /*
 503  * XPath: /frr-ripngd:clear-ripng-route
 504  */
 505 static int clear_ripng_route_rpc(const char *xpath, const struct list *input,
 506                                  struct list *output)
 507 {
 508         /* TODO: implement me. */
 509         return NB_OK;
 510 }
 511
 512 /*
 513  * XPath: /frr-interface:lib/interface/frr-ripngd:ripng/split-horizon
 514  */
 515 static int
 516 lib_interface_ripng_split_horizon_modify(enum nb_event event,
 517                                          const struct lyd_node *dnode,
 518                                          union nb_resource *resource)
 519 {
 520         /* TODO: implement me. */
 521         return NB_OK;
 522 }
 523
 524 /* clang-format off */
 525 const struct frr_yang_module_info frr_ripngd_info = {
 526         .name = "frr-ripngd",
 527         .nodes = {
 528                 {
 529                         .xpath = "/frr-ripngd:ripngd/instance",
 530                         .cbs.create = ripngd_instance_create,
 531                         .cbs.delete = ripngd_instance_delete,
 532                         .cbs.cli_show = cli_show_router_ripng,
 533                 },
 534                 {
 535                         .xpath = "/frr-ripngd:ripngd/instance/allow-ecmp",
 536                         .cbs.modify = ripngd_instance_allow_ecmp_modify,
 537                         .cbs.cli_show = cli_show_ripng_allow_ecmp,
 538                 },
 539                 {
 540                         .xpath = "/frr-ripngd:ripngd/instance/default-information-originate",
 541                         .cbs.modify = ripngd_instance_default_information_originate_modify,
 542                         .cbs.cli_show = cli_show_ripng_default_information_originate,
 543                 },
 544                 {
 545                         .xpath = "/frr-ripngd:ripngd/instance/default-metric",
 546                         .cbs.modify = ripngd_instance_default_metric_modify,
 547                 },
 548                 {
 549                         .xpath = "/frr-ripngd:ripngd/instance/network",
 550                         .cbs.create = ripngd_instance_network_create,
 551                         .cbs.delete = ripngd_instance_network_delete,
 552                 },
 553                 {
 554                         .xpath = "/frr-ripngd:ripngd/instance/interface",
 555                         .cbs.create = ripngd_instance_interface_create,
 556                         .cbs.delete = ripngd_instance_interface_delete,
 557                 },
 558                 {
 559                         .xpath = "/frr-ripngd:ripngd/instance/offset-list",
 560                         .cbs.create = ripngd_instance_offset_list_create,
 561                         .cbs.delete = ripngd_instance_offset_list_delete,
 562                 },
 563                 {
 564                         .xpath = "/frr-ripngd:ripngd/instance/offset-list/access-list",
 565                         .cbs.modify = ripngd_instance_offset_list_access_list_modify,
 566                 },
 567                 {
 568                         .xpath = "/frr-ripngd:ripngd/instance/offset-list/metric",
 569                         .cbs.modify = ripngd_instance_offset_list_metric_modify,
 570                 },
 571                 {
 572                         .xpath = "/frr-ripngd:ripngd/instance/passive-interface",
 573                         .cbs.create = ripngd_instance_passive_interface_create,
 574                         .cbs.delete = ripngd_instance_passive_interface_delete,
 575                 },
 576                 {
 577                         .xpath = "/frr-ripngd:ripngd/instance/redistribute",
 578                         .cbs.create = ripngd_instance_redistribute_create,
 579                         .cbs.delete = ripngd_instance_redistribute_delete,
 580                 },
 581                 {
 582                         .xpath = "/frr-ripngd:ripngd/instance/redistribute/route-map",
 583                         .cbs.modify = ripngd_instance_redistribute_route_map_modify,
 584                         .cbs.delete = ripngd_instance_redistribute_route_map_delete,
 585                 },
 586                 {
 587                         .xpath = "/frr-ripngd:ripngd/instance/redistribute/metric",
 588                         .cbs.modify = ripngd_instance_redistribute_metric_modify,
 589                         .cbs.delete = ripngd_instance_redistribute_metric_delete,
 590                 },
 591                 {
 592                         .xpath = "/frr-ripngd:ripngd/instance/static-route",
 593                         .cbs.create = ripngd_instance_static_route_create,
 594                         .cbs.delete = ripngd_instance_static_route_delete,
 595                 },
 596                 {
 597                         .xpath = "/frr-ripngd:ripngd/instance/aggregate-address",
 598                         .cbs.create = ripngd_instance_aggregate_address_create,
 599                         .cbs.delete = ripngd_instance_aggregate_address_delete,
 600                 },
 601                 {
 602                         .xpath = "/frr-ripngd:ripngd/instance/timers/flush-interval",
 603                         .cbs.modify = ripngd_instance_timers_flush_interval_modify,
 604                 },
 605                 {
 606                         .xpath = "/frr-ripngd:ripngd/instance/timers/holddown-interval",
 607                         .cbs.modify = ripngd_instance_timers_holddown_interval_modify,
 608                 },
 609                 {
 610                         .xpath = "/frr-ripngd:ripngd/instance/timers/update-interval",
 611                         .cbs.modify = ripngd_instance_timers_update_interval_modify,
 612                 },
 613                 {
 614                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor",
 615                         .cbs.get_next = ripngd_state_neighbors_neighbor_get_next,
 616                         .cbs.get_keys = ripngd_state_neighbors_neighbor_get_keys,
 617                         .cbs.lookup_entry = ripngd_state_neighbors_neighbor_lookup_entry,
 618                 },
 619                 {
 620                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/address",
 621                         .cbs.get_elem = ripngd_state_neighbors_neighbor_address_get_elem,
 622                 },
 623                 {
 624                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/last-update",
 625                         .cbs.get_elem = ripngd_state_neighbors_neighbor_last_update_get_elem,
 626                 },
 627                 {
 628                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/bad-packets-rcvd",
 629                         .cbs.get_elem = ripngd_state_neighbors_neighbor_bad_packets_rcvd_get_elem,
 630                 },
 631                 {
 632                         .xpath = "/frr-ripngd:ripngd/state/neighbors/neighbor/bad-routes-rcvd",
 633                         .cbs.get_elem = ripngd_state_neighbors_neighbor_bad_routes_rcvd_get_elem,
 634                 },
 635                 {
 636                         .xpath = "/frr-ripngd:ripngd/state/routes/route",
 637                         .cbs.get_next = ripngd_state_routes_route_get_next,
 638                         .cbs.get_keys = ripngd_state_routes_route_get_keys,
 639                         .cbs.lookup_entry = ripngd_state_routes_route_lookup_entry,
 640                 },
 641                 {
 642                         .xpath = "/frr-ripngd:ripngd/state/routes/route/prefix",
 643                         .cbs.get_elem = ripngd_state_routes_route_prefix_get_elem,
 644                 },
 645                 {
 646                         .xpath = "/frr-ripngd:ripngd/state/routes/route/next-hop",
 647                         .cbs.get_elem = ripngd_state_routes_route_next_hop_get_elem,
 648                 },
 649                 {
 650                         .xpath = "/frr-ripngd:ripngd/state/routes/route/interface",
 651                         .cbs.get_elem = ripngd_state_routes_route_interface_get_elem,
 652                 },
 653                 {
 654                         .xpath = "/frr-ripngd:ripngd/state/routes/route/metric",
 655                         .cbs.get_elem = ripngd_state_routes_route_metric_get_elem,
 656                 },
 657                 {
 658                         .xpath = "/frr-ripngd:clear-ripng-route",
 659                         .cbs.rpc = clear_ripng_route_rpc,
 660                 },
 661                 {
 662                         .xpath = "/frr-interface:lib/interface/frr-ripngd:ripng/split-horizon",
 663                         .cbs.modify = lib_interface_ripng_split_horizon_modify,
 664                 },
 665                 {
 666                         .xpath = NULL,
 667                 },
 668         }
 669 };