isisd/isis_northbound.c

   1 /*
   2  * Copyright (C) 2001,2002   Sampo Saaristo
   3  *                           Tampere University of Technology
   4  *                           Institute of Communications Engineering
   5  * Copyright (C) 2018        Volta Networks
   6  *                           Emanuele Di Pascale
   7  *
   8  * This program is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published by the Free
  10  * Software Foundation; either version 2 of the License, or (at your option)
  11  * any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful, but WITHOUT
  14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  15  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  16  * more details.
  17  *
  18  * You should have received a copy of the GNU General Public License along
  19  * with this program; see the file COPYING; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  21  */
  22
  23 #include <zebra.h>
  24 #include "northbound.h"
  25 #include "libfrr.h"
  26 #include "linklist.h"
  27 #include "log.h"
  28 #include "isisd/dict.h"
  29 #include "isisd/isis_constants.h"
  30 #include "isisd/isis_common.h"
  31 #include "isisd/isis_flags.h"
  32 #include "isisd/isis_circuit.h"
  33 #include "isisd/isisd.h"
  34 #include "isisd/isis_lsp.h"
  35 #include "isisd/isis_pdu.h"
  36 #include "isisd/isis_dynhn.h"
  37 #include "isisd/isis_misc.h"
  38 #include "isisd/isis_csm.h"
  39 #include "isisd/isis_adjacency.h"
  40 #include "isisd/isis_spf.h"
  41 #include "isisd/isis_te.h"
  42 #include "isisd/isis_memory.h"
  43 #include "isisd/isis_mt.h"
  44 #include "isisd/isis_cli.h"
  45 #include "isisd/isis_redist.h"
  46 #include "lib/spf_backoff.h"
  47 #include "lib/lib_errors.h"
  48 #include "lib/vrf.h"
  49
  50 /*
  51  * XPath: /frr-isisd:isis/instance
  52  */
  53 static int isis_instance_create(enum nb_event event,
  54                                 const struct lyd_node *dnode,
  55                                 union nb_resource *resource)
  56 {
  57         struct isis_area *area;
  58         const char *area_tag;
  59
  60         if (event != NB_EV_APPLY)
  61                 return NB_OK;
  62
  63         area_tag = yang_dnode_get_string(dnode, "./area-tag");
  64         area = isis_area_lookup(area_tag);
  65         if (area)
  66                 return NB_ERR_INCONSISTENCY;
  67
  68         area = isis_area_create(area_tag);
  69         /* save area in dnode to avoid looking it up all the time */
  70         yang_dnode_set_entry(dnode, area);
  71
  72         return NB_OK;
  73 }
  74
  75 static int isis_instance_delete(enum nb_event event,
  76                                 const struct lyd_node *dnode)
  77 {
  78         const char *area_tag;
  79
  80         if (event != NB_EV_APPLY)
  81                 return NB_OK;
  82
  83         area_tag = yang_dnode_get_string(dnode, "./area-tag");
  84         isis_area_destroy(area_tag);
  85
  86         return NB_OK;
  87 }
  88
  89 /*
  90  * XPath: /frr-isisd:isis/instance/is-type
  91  */
  92 static int isis_instance_is_type_modify(enum nb_event event,
  93                                         const struct lyd_node *dnode,
  94                                         union nb_resource *resource)
  95 {
  96         struct isis_area *area;
  97         int type;
  98
  99         if (event != NB_EV_APPLY)
 100                 return NB_OK;
 101
 102         area = yang_dnode_get_entry(dnode, true);
 103         type = yang_dnode_get_enum(dnode, NULL);
 104         isis_area_is_type_set(area, type);
 105
 106         return NB_OK;
 107 }
 108
 109 /*
 110  * XPath: /frr-isisd:isis/instance/area-address
 111  */
 112 static int isis_instance_area_address_create(enum nb_event event,
 113                                              const struct lyd_node *dnode,
 114                                              union nb_resource *resource)
 115 {
 116         struct isis_area *area;
 117         struct area_addr addr, *addrr = NULL, *addrp = NULL;
 118         struct listnode *node;
 119         uint8_t buff[255];
 120         const char *net_title = yang_dnode_get_string(dnode, NULL);
 121
 122         switch (event) {
 123         case NB_EV_VALIDATE:
 124                 addr.addr_len = dotformat2buff(buff, net_title);
 125                 memcpy(addr.area_addr, buff, addr.addr_len);
 126                 if (addr.area_addr[addr.addr_len - 1] != 0) {
 127                         flog_warn(
 128                                 EC_LIB_NB_CB_CONFIG_VALIDATE,
 129                                 "nsel byte (last byte) in area address must be 0");
 130                         return NB_ERR_VALIDATION;
 131                 }
 132                 if (isis->sysid_set) {
 133                         /* Check that the SystemID portions match */
 134                         if (memcmp(isis->sysid, GETSYSID((&addr)),
 135                                    ISIS_SYS_ID_LEN)) {
 136                                 flog_warn(
 137                                         EC_LIB_NB_CB_CONFIG_VALIDATE,
 138                                         "System ID must not change when defining additional area addresses");
 139                                 return NB_ERR_VALIDATION;
 140                         }
 141                 }
 142                 break;
 143         case NB_EV_PREPARE:
 144                 addrr = XMALLOC(MTYPE_ISIS_AREA_ADDR, sizeof(struct area_addr));
 145                 addrr->addr_len = dotformat2buff(buff, net_title);
 146                 memcpy(addrr->area_addr, buff, addrr->addr_len);
 147                 resource->ptr = addrr;
 148                 break;
 149         case NB_EV_ABORT:
 150                 XFREE(MTYPE_ISIS_AREA_ADDR, resource->ptr);
 151                 break;
 152         case NB_EV_APPLY:
 153                 area = yang_dnode_get_entry(dnode, true);
 154                 addrr = resource->ptr;
 155
 156                 if (isis->sysid_set == 0) {
 157                         /*
 158                          * First area address - get the SystemID for this router
 159                          */
 160                         memcpy(isis->sysid, GETSYSID(addrr), ISIS_SYS_ID_LEN);
 161                         isis->sysid_set = 1;
 162                 } else {
 163                         /* check that we don't already have this address */
 164                         for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node,
 165                                                   addrp)) {
 166                                 if ((addrp->addr_len + ISIS_SYS_ID_LEN
 167                                      + ISIS_NSEL_LEN)
 168                                     != (addrr->addr_len))
 169                                         continue;
 170                                 if (!memcmp(addrp->area_addr, addrr->area_addr,
 171                                             addrr->addr_len)) {
 172                                         XFREE(MTYPE_ISIS_AREA_ADDR, addrr);
 173                                         return NB_OK; /* silent fail */
 174                                 }
 175                         }
 176                 }
 177
 178                 /*Forget the systemID part of the address */
 179                 addrr->addr_len -= (ISIS_SYS_ID_LEN + ISIS_NSEL_LEN);
 180                 assert(area->area_addrs); /* to silence scan-build sillyness */
 181                 listnode_add(area->area_addrs, addrr);
 182
 183                 /* only now we can safely generate our LSPs for this area */
 184                 if (listcount(area->area_addrs) > 0) {
 185                         if (area->is_type & IS_LEVEL_1)
 186                                 lsp_generate(area, IS_LEVEL_1);
 187                         if (area->is_type & IS_LEVEL_2)
 188                                 lsp_generate(area, IS_LEVEL_2);
 189                 }
 190                 break;
 191         }
 192
 193         return NB_OK;
 194 }
 195
 196 static int isis_instance_area_address_delete(enum nb_event event,
 197                                              const struct lyd_node *dnode)
 198 {
 199         struct area_addr addr, *addrp = NULL;
 200         struct listnode *node;
 201         uint8_t buff[255];
 202         struct isis_area *area;
 203         const char *net_title;
 204
 205         if (event != NB_EV_APPLY)
 206                 return NB_OK;
 207
 208         net_title = yang_dnode_get_string(dnode, NULL);
 209         addr.addr_len = dotformat2buff(buff, net_title);
 210         memcpy(addr.area_addr, buff, (int)addr.addr_len);
 211         area = yang_dnode_get_entry(dnode, true);
 212         for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node, addrp)) {
 213                 if ((addrp->addr_len + ISIS_SYS_ID_LEN + 1) == addr.addr_len
 214                     && !memcmp(addrp->area_addr, addr.area_addr, addr.addr_len))
 215                         break;
 216         }
 217         if (!addrp)
 218                 return NB_ERR_INCONSISTENCY;
 219
 220         listnode_delete(area->area_addrs, addrp);
 221         XFREE(MTYPE_ISIS_AREA_ADDR, addrp);
 222         /*
 223          * Last area address - reset the SystemID for this router
 224          */
 225         if (listcount(area->area_addrs) == 0) {
 226                 memset(isis->sysid, 0, ISIS_SYS_ID_LEN);
 227                 isis->sysid_set = 0;
 228                 if (isis->debugs & DEBUG_EVENTS)
 229                         zlog_debug("Router has no SystemID");
 230         }
 231
 232         return NB_OK;
 233 }
 234
 235 /*
 236  * XPath: /frr-isisd:isis/instance/dynamic-hostname
 237  */
 238 static int isis_instance_dynamic_hostname_modify(enum nb_event event,
 239                                                  const struct lyd_node *dnode,
 240                                                  union nb_resource *resource)
 241 {
 242         struct isis_area *area;
 243
 244         if (event != NB_EV_APPLY)
 245                 return NB_OK;
 246
 247         area = yang_dnode_get_entry(dnode, true);
 248         isis_area_dynhostname_set(area, yang_dnode_get_bool(dnode, NULL));
 249
 250         return NB_OK;
 251 }
 252
 253 /*
 254  * XPath: /frr-isisd:isis/instance/attached
 255  */
 256 static int isis_instance_attached_create(enum nb_event event,
 257                                          const struct lyd_node *dnode,
 258                                          union nb_resource *resource)
 259 {
 260         struct isis_area *area;
 261
 262         if (event != NB_EV_APPLY)
 263                 return NB_OK;
 264
 265         area = yang_dnode_get_entry(dnode, true);
 266         isis_area_attached_bit_set(area, true);
 267
 268         return NB_OK;
 269 }
 270
 271 static int isis_instance_attached_delete(enum nb_event event,
 272                                          const struct lyd_node *dnode)
 273 {
 274         struct isis_area *area;
 275
 276         if (event != NB_EV_APPLY)
 277                 return NB_OK;
 278
 279         area = yang_dnode_get_entry(dnode, true);
 280         isis_area_attached_bit_set(area, false);
 281
 282         return NB_OK;
 283 }
 284
 285 /*
 286  * XPath: /frr-isisd:isis/instance/overload
 287  */
 288 static int isis_instance_overload_create(enum nb_event event,
 289                                          const struct lyd_node *dnode,
 290                                          union nb_resource *resource)
 291 {
 292         struct isis_area *area;
 293
 294         if (event != NB_EV_APPLY)
 295                 return NB_OK;
 296
 297         area = yang_dnode_get_entry(dnode, true);
 298         isis_area_overload_bit_set(area, true);
 299
 300         return NB_OK;
 301 }
 302
 303 static int isis_instance_overload_delete(enum nb_event event,
 304                                          const struct lyd_node *dnode)
 305 {
 306         struct isis_area *area;
 307
 308         if (event != NB_EV_APPLY)
 309                 return NB_OK;
 310
 311         area = yang_dnode_get_entry(dnode, true);
 312         isis_area_overload_bit_set(area, false);
 313
 314         return NB_OK;
 315 }
 316
 317 /*
 318  * XPath: /frr-isisd:isis/instance/metric-style
 319  */
 320 static int isis_instance_metric_style_modify(enum nb_event event,
 321                                              const struct lyd_node *dnode,
 322                                              union nb_resource *resource)
 323 {
 324         struct isis_area *area;
 325         bool old_metric, new_metric;
 326         enum isis_metric_style metric_style = yang_dnode_get_enum(dnode, NULL);
 327
 328         if (event != NB_EV_APPLY)
 329                 return NB_OK;
 330
 331         area = yang_dnode_get_entry(dnode, true);
 332         old_metric = (metric_style == ISIS_WIDE_METRIC) ? false : true;
 333         new_metric = (metric_style == ISIS_NARROW_METRIC) ? false : true;
 334         isis_area_metricstyle_set(area, old_metric, new_metric);
 335
 336         return NB_OK;
 337 }
 338
 339 /*
 340  * XPath: /frr-isisd:isis/instance/purge-originator
 341  */
 342 static int isis_instance_purge_originator_create(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 static int isis_instance_purge_originator_delete(enum nb_event event,
 351                                                  const struct lyd_node *dnode)
 352 {
 353         /* TODO: implement me. */
 354         return NB_OK;
 355 }
 356
 357 /*
 358  * XPath: /frr-isisd:isis/instance/lsp/mtu
 359  */
 360 static int isis_instance_lsp_mtu_modify(enum nb_event event,
 361                                         const struct lyd_node *dnode,
 362                                         union nb_resource *resource)
 363 {
 364         /* TODO: implement me. */
 365         return NB_OK;
 366 }
 367
 368 /*
 369  * XPath: /frr-isisd:isis/instance/lsp/refresh-interval/level-1
 370  */
 371 static int
 372 isis_instance_lsp_refresh_interval_level_1_modify(enum nb_event event,
 373                                                   const struct lyd_node *dnode,
 374                                                   union nb_resource *resource)
 375 {
 376         /* TODO: implement me. */
 377         return NB_OK;
 378 }
 379
 380 /*
 381  * XPath: /frr-isisd:isis/instance/lsp/refresh-interval/level-2
 382  */
 383 static int
 384 isis_instance_lsp_refresh_interval_level_2_modify(enum nb_event event,
 385                                                   const struct lyd_node *dnode,
 386                                                   union nb_resource *resource)
 387 {
 388         /* TODO: implement me. */
 389         return NB_OK;
 390 }
 391
 392 /*
 393  * XPath: /frr-isisd:isis/instance/lsp/maximum-lifetime/level-1
 394  */
 395 static int
 396 isis_instance_lsp_maximum_lifetime_level_1_modify(enum nb_event event,
 397                                                   const struct lyd_node *dnode,
 398                                                   union nb_resource *resource)
 399 {
 400         /* TODO: implement me. */
 401         return NB_OK;
 402 }
 403
 404 /*
 405  * XPath: /frr-isisd:isis/instance/lsp/maximum-lifetime/level-2
 406  */
 407 static int
 408 isis_instance_lsp_maximum_lifetime_level_2_modify(enum nb_event event,
 409                                                   const struct lyd_node *dnode,
 410                                                   union nb_resource *resource)
 411 {
 412         /* TODO: implement me. */
 413         return NB_OK;
 414 }
 415
 416 /*
 417  * XPath: /frr-isisd:isis/instance/lsp/generation-interval/level-1
 418  */
 419 static int isis_instance_lsp_generation_interval_level_1_modify(
 420         enum nb_event event, const struct lyd_node *dnode,
 421         union nb_resource *resource)
 422 {
 423         /* TODO: implement me. */
 424         return NB_OK;
 425 }
 426
 427 /*
 428  * XPath: /frr-isisd:isis/instance/lsp/generation-interval/level-2
 429  */
 430 static int isis_instance_lsp_generation_interval_level_2_modify(
 431         enum nb_event event, const struct lyd_node *dnode,
 432         union nb_resource *resource)
 433 {
 434         /* TODO: implement me. */
 435         return NB_OK;
 436 }
 437
 438 /*
 439  * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay
 440  */
 441 static int
 442 isis_instance_spf_ietf_backoff_delay_create(enum nb_event event,
 443                                             const struct lyd_node *dnode,
 444                                             union nb_resource *resource)
 445 {
 446         /* TODO: implement me. */
 447         return NB_OK;
 448 }
 449
 450 static int
 451 isis_instance_spf_ietf_backoff_delay_delete(enum nb_event event,
 452                                             const struct lyd_node *dnode)
 453 {
 454         /* TODO: implement me. */
 455         return NB_OK;
 456 }
 457
 458 /*
 459  * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay/init-delay
 460  */
 461 static int isis_instance_spf_ietf_backoff_delay_init_delay_modify(
 462         enum nb_event event, const struct lyd_node *dnode,
 463         union nb_resource *resource)
 464 {
 465         /* TODO: implement me. */
 466         return NB_OK;
 467 }
 468
 469 /*
 470  * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay/short-delay
 471  */
 472 static int isis_instance_spf_ietf_backoff_delay_short_delay_modify(
 473         enum nb_event event, const struct lyd_node *dnode,
 474         union nb_resource *resource)
 475 {
 476         /* TODO: implement me. */
 477         return NB_OK;
 478 }
 479
 480 /*
 481  * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay/long-delay
 482  */
 483 static int isis_instance_spf_ietf_backoff_delay_long_delay_modify(
 484         enum nb_event event, const struct lyd_node *dnode,
 485         union nb_resource *resource)
 486 {
 487         /* TODO: implement me. */
 488         return NB_OK;
 489 }
 490
 491 /*
 492  * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay/hold-down
 493  */
 494 static int isis_instance_spf_ietf_backoff_delay_hold_down_modify(
 495         enum nb_event event, const struct lyd_node *dnode,
 496         union nb_resource *resource)
 497 {
 498         /* TODO: implement me. */
 499         return NB_OK;
 500 }
 501
 502 /*
 503  * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay/time-to-learn
 504  */
 505 static int isis_instance_spf_ietf_backoff_delay_time_to_learn_modify(
 506         enum nb_event event, const struct lyd_node *dnode,
 507         union nb_resource *resource)
 508 {
 509         /* TODO: implement me. */
 510         return NB_OK;
 511 }
 512
 513 /*
 514  * XPath: /frr-isisd:isis/instance/spf/minimum-interval/level-1
 515  */
 516 static int
 517 isis_instance_spf_minimum_interval_level_1_modify(enum nb_event event,
 518                                                   const struct lyd_node *dnode,
 519                                                   union nb_resource *resource)
 520 {
 521         /* TODO: implement me. */
 522         return NB_OK;
 523 }
 524
 525 /*
 526  * XPath: /frr-isisd:isis/instance/spf/minimum-interval/level-2
 527  */
 528 static int
 529 isis_instance_spf_minimum_interval_level_2_modify(enum nb_event event,
 530                                                   const struct lyd_node *dnode,
 531                                                   union nb_resource *resource)
 532 {
 533         /* TODO: implement me. */
 534         return NB_OK;
 535 }
 536
 537 /*
 538  * XPath: /frr-isisd:isis/instance/area-password
 539  */
 540 static int isis_instance_area_password_create(enum nb_event event,
 541                                               const struct lyd_node *dnode,
 542                                               union nb_resource *resource)
 543 {
 544         /* TODO: implement me. */
 545         return NB_OK;
 546 }
 547
 548 static int isis_instance_area_password_delete(enum nb_event event,
 549                                               const struct lyd_node *dnode)
 550 {
 551         /* TODO: implement me. */
 552         return NB_OK;
 553 }
 554
 555 /*
 556  * XPath: /frr-isisd:isis/instance/area-password/password
 557  */
 558 static int
 559 isis_instance_area_password_password_modify(enum nb_event event,
 560                                             const struct lyd_node *dnode,
 561                                             union nb_resource *resource)
 562 {
 563         /* TODO: implement me. */
 564         return NB_OK;
 565 }
 566
 567 /*
 568  * XPath: /frr-isisd:isis/instance/area-password/password-type
 569  */
 570 static int
 571 isis_instance_area_password_password_type_modify(enum nb_event event,
 572                                                  const struct lyd_node *dnode,
 573                                                  union nb_resource *resource)
 574 {
 575         /* TODO: implement me. */
 576         return NB_OK;
 577 }
 578
 579 /*
 580  * XPath: /frr-isisd:isis/instance/area-password/authenticate-snp
 581  */
 582 static int isis_instance_area_password_authenticate_snp_modify(
 583         enum nb_event event, const struct lyd_node *dnode,
 584         union nb_resource *resource)
 585 {
 586         /* TODO: implement me. */
 587         return NB_OK;
 588 }
 589
 590 /*
 591  * XPath: /frr-isisd:isis/instance/domain-password
 592  */
 593 static int isis_instance_domain_password_create(enum nb_event event,
 594                                                 const struct lyd_node *dnode,
 595                                                 union nb_resource *resource)
 596 {
 597         /* TODO: implement me. */
 598         return NB_OK;
 599 }
 600
 601 static int isis_instance_domain_password_delete(enum nb_event event,
 602                                                 const struct lyd_node *dnode)
 603 {
 604         /* TODO: implement me. */
 605         return NB_OK;
 606 }
 607
 608 /*
 609  * XPath: /frr-isisd:isis/instance/domain-password/password
 610  */
 611 static int
 612 isis_instance_domain_password_password_modify(enum nb_event event,
 613                                               const struct lyd_node *dnode,
 614                                               union nb_resource *resource)
 615 {
 616         /* TODO: implement me. */
 617         return NB_OK;
 618 }
 619
 620 /*
 621  * XPath: /frr-isisd:isis/instance/domain-password/password-type
 622  */
 623 static int
 624 isis_instance_domain_password_password_type_modify(enum nb_event event,
 625                                                    const struct lyd_node *dnode,
 626                                                    union nb_resource *resource)
 627 {
 628         /* TODO: implement me. */
 629         return NB_OK;
 630 }
 631
 632 /*
 633  * XPath: /frr-isisd:isis/instance/domain-password/authenticate-snp
 634  */
 635 static int isis_instance_domain_password_authenticate_snp_modify(
 636         enum nb_event event, const struct lyd_node *dnode,
 637         union nb_resource *resource)
 638 {
 639         /* TODO: implement me. */
 640         return NB_OK;
 641 }
 642
 643 /*
 644  * XPath: /frr-isisd:isis/instance/default-information-originate/ipv4
 645  */
 646 static int isis_instance_default_information_originate_ipv4_create(
 647         enum nb_event event, const struct lyd_node *dnode,
 648         union nb_resource *resource)
 649 {
 650         /* TODO: implement me. */
 651         return NB_OK;
 652 }
 653
 654 static int isis_instance_default_information_originate_ipv4_delete(
 655         enum nb_event event, const struct lyd_node *dnode)
 656 {
 657         /* TODO: implement me. */
 658         return NB_OK;
 659 }
 660
 661 /*
 662  * XPath: /frr-isisd:isis/instance/default-information-originate/ipv4/always
 663  */
 664 static int isis_instance_default_information_originate_ipv4_always_create(
 665         enum nb_event event, const struct lyd_node *dnode,
 666         union nb_resource *resource)
 667 {
 668         /* TODO: implement me. */
 669         return NB_OK;
 670 }
 671
 672 static int isis_instance_default_information_originate_ipv4_always_delete(
 673         enum nb_event event, const struct lyd_node *dnode)
 674 {
 675         /* TODO: implement me. */
 676         return NB_OK;
 677 }
 678
 679 /*
 680  * XPath: /frr-isisd:isis/instance/default-information-originate/ipv4/route-map
 681  */
 682 static int isis_instance_default_information_originate_ipv4_route_map_modify(
 683         enum nb_event event, const struct lyd_node *dnode,
 684         union nb_resource *resource)
 685 {
 686         /* TODO: implement me. */
 687         return NB_OK;
 688 }
 689
 690 static int isis_instance_default_information_originate_ipv4_route_map_delete(
 691         enum nb_event event, const struct lyd_node *dnode)
 692 {
 693         /* TODO: implement me. */
 694         return NB_OK;
 695 }
 696
 697 /*
 698  * XPath: /frr-isisd:isis/instance/default-information-originate/ipv4/metric
 699  */
 700 static int isis_instance_default_information_originate_ipv4_metric_modify(
 701         enum nb_event event, const struct lyd_node *dnode,
 702         union nb_resource *resource)
 703 {
 704         /* TODO: implement me. */
 705         return NB_OK;
 706 }
 707
 708 static int isis_instance_default_information_originate_ipv4_metric_delete(
 709         enum nb_event event, const struct lyd_node *dnode)
 710 {
 711         /* TODO: implement me. */
 712         return NB_OK;
 713 }
 714
 715 /*
 716  * XPath: /frr-isisd:isis/instance/default-information-originate/ipv6
 717  */
 718 static int isis_instance_default_information_originate_ipv6_create(
 719         enum nb_event event, const struct lyd_node *dnode,
 720         union nb_resource *resource)
 721 {
 722         /* TODO: implement me. */
 723         return NB_OK;
 724 }
 725
 726 static int isis_instance_default_information_originate_ipv6_delete(
 727         enum nb_event event, const struct lyd_node *dnode)
 728 {
 729         /* TODO: implement me. */
 730         return NB_OK;
 731 }
 732
 733 /*
 734  * XPath: /frr-isisd:isis/instance/default-information-originate/ipv6/always
 735  */
 736 static int isis_instance_default_information_originate_ipv6_always_create(
 737         enum nb_event event, const struct lyd_node *dnode,
 738         union nb_resource *resource)
 739 {
 740         /* TODO: implement me. */
 741         return NB_OK;
 742 }
 743
 744 static int isis_instance_default_information_originate_ipv6_always_delete(
 745         enum nb_event event, const struct lyd_node *dnode)
 746 {
 747         /* TODO: implement me. */
 748         return NB_OK;
 749 }
 750
 751 /*
 752  * XPath: /frr-isisd:isis/instance/default-information-originate/ipv6/route-map
 753  */
 754 static int isis_instance_default_information_originate_ipv6_route_map_modify(
 755         enum nb_event event, const struct lyd_node *dnode,
 756         union nb_resource *resource)
 757 {
 758         /* TODO: implement me. */
 759         return NB_OK;
 760 }
 761
 762 static int isis_instance_default_information_originate_ipv6_route_map_delete(
 763         enum nb_event event, const struct lyd_node *dnode)
 764 {
 765         /* TODO: implement me. */
 766         return NB_OK;
 767 }
 768
 769 /*
 770  * XPath: /frr-isisd:isis/instance/default-information-originate/ipv6/metric
 771  */
 772 static int isis_instance_default_information_originate_ipv6_metric_modify(
 773         enum nb_event event, const struct lyd_node *dnode,
 774         union nb_resource *resource)
 775 {
 776         /* TODO: implement me. */
 777         return NB_OK;
 778 }
 779
 780 static int isis_instance_default_information_originate_ipv6_metric_delete(
 781         enum nb_event event, const struct lyd_node *dnode)
 782 {
 783         /* TODO: implement me. */
 784         return NB_OK;
 785 }
 786
 787 /*
 788  * XPath: /frr-isisd:isis/instance/redistribute/ipv4
 789  */
 790 static int isis_instance_redistribute_ipv4_create(enum nb_event event,
 791                                                   const struct lyd_node *dnode,
 792                                                   union nb_resource *resource)
 793 {
 794         /* TODO: implement me. */
 795         return NB_OK;
 796 }
 797
 798 static int isis_instance_redistribute_ipv4_delete(enum nb_event event,
 799                                                   const struct lyd_node *dnode)
 800 {
 801         /* TODO: implement me. */
 802         return NB_OK;
 803 }
 804
 805 /*
 806  * XPath: /frr-isisd:isis/instance/redistribute/ipv4/route-map
 807  */
 808 static int
 809 isis_instance_redistribute_ipv4_route_map_modify(enum nb_event event,
 810                                                  const struct lyd_node *dnode,
 811                                                  union nb_resource *resource)
 812 {
 813         /* TODO: implement me. */
 814         return NB_OK;
 815 }
 816
 817 static int
 818 isis_instance_redistribute_ipv4_route_map_delete(enum nb_event event,
 819                                                  const struct lyd_node *dnode)
 820 {
 821         /* TODO: implement me. */
 822         return NB_OK;
 823 }
 824
 825 /*
 826  * XPath: /frr-isisd:isis/instance/redistribute/ipv4/metric
 827  */
 828 static int
 829 isis_instance_redistribute_ipv4_metric_modify(enum nb_event event,
 830                                               const struct lyd_node *dnode,
 831                                               union nb_resource *resource)
 832 {
 833         /* TODO: implement me. */
 834         return NB_OK;
 835 }
 836
 837 static int
 838 isis_instance_redistribute_ipv4_metric_delete(enum nb_event event,
 839                                               const struct lyd_node *dnode)
 840 {
 841         /* TODO: implement me. */
 842         return NB_OK;
 843 }
 844
 845 /*
 846  * XPath: /frr-isisd:isis/instance/redistribute/ipv6
 847  */
 848 static int isis_instance_redistribute_ipv6_create(enum nb_event event,
 849                                                   const struct lyd_node *dnode,
 850                                                   union nb_resource *resource)
 851 {
 852         /* TODO: implement me. */
 853         return NB_OK;
 854 }
 855
 856 static int isis_instance_redistribute_ipv6_delete(enum nb_event event,
 857                                                   const struct lyd_node *dnode)
 858 {
 859         /* TODO: implement me. */
 860         return NB_OK;
 861 }
 862
 863 /*
 864  * XPath: /frr-isisd:isis/instance/redistribute/ipv6/route-map
 865  */
 866 static int
 867 isis_instance_redistribute_ipv6_route_map_modify(enum nb_event event,
 868                                                  const struct lyd_node *dnode,
 869                                                  union nb_resource *resource)
 870 {
 871         /* TODO: implement me. */
 872         return NB_OK;
 873 }
 874
 875 static int
 876 isis_instance_redistribute_ipv6_route_map_delete(enum nb_event event,
 877                                                  const struct lyd_node *dnode)
 878 {
 879         /* TODO: implement me. */
 880         return NB_OK;
 881 }
 882
 883 /*
 884  * XPath: /frr-isisd:isis/instance/redistribute/ipv6/metric
 885  */
 886 static int
 887 isis_instance_redistribute_ipv6_metric_modify(enum nb_event event,
 888                                               const struct lyd_node *dnode,
 889                                               union nb_resource *resource)
 890 {
 891         /* TODO: implement me. */
 892         return NB_OK;
 893 }
 894
 895 static int
 896 isis_instance_redistribute_ipv6_metric_delete(enum nb_event event,
 897                                               const struct lyd_node *dnode)
 898 {
 899         /* TODO: implement me. */
 900         return NB_OK;
 901 }
 902
 903 /*
 904  * XPath: /frr-isisd:isis/instance/multi-topology/ipv4-multicast
 905  */
 906 static int
 907 isis_instance_multi_topology_ipv4_multicast_create(enum nb_event event,
 908                                                    const struct lyd_node *dnode,
 909                                                    union nb_resource *resource)
 910 {
 911         /* TODO: implement me. */
 912         return NB_OK;
 913 }
 914
 915 static int
 916 isis_instance_multi_topology_ipv4_multicast_delete(enum nb_event event,
 917                                                    const struct lyd_node *dnode)
 918 {
 919         /* TODO: implement me. */
 920         return NB_OK;
 921 }
 922
 923 /*
 924  * XPath: /frr-isisd:isis/instance/multi-topology/ipv4-multicast/overload
 925  */
 926 static int isis_instance_multi_topology_ipv4_multicast_overload_create(
 927         enum nb_event event, const struct lyd_node *dnode,
 928         union nb_resource *resource)
 929 {
 930         /* TODO: implement me. */
 931         return NB_OK;
 932 }
 933
 934 static int isis_instance_multi_topology_ipv4_multicast_overload_delete(
 935         enum nb_event event, const struct lyd_node *dnode)
 936 {
 937         /* TODO: implement me. */
 938         return NB_OK;
 939 }
 940
 941 /*
 942  * XPath: /frr-isisd:isis/instance/multi-topology/ipv4-management
 943  */
 944 static int isis_instance_multi_topology_ipv4_management_create(
 945         enum nb_event event, const struct lyd_node *dnode,
 946         union nb_resource *resource)
 947 {
 948         /* TODO: implement me. */
 949         return NB_OK;
 950 }
 951
 952 static int isis_instance_multi_topology_ipv4_management_delete(
 953         enum nb_event event, const struct lyd_node *dnode)
 954 {
 955         /* TODO: implement me. */
 956         return NB_OK;
 957 }
 958
 959 /*
 960  * XPath: /frr-isisd:isis/instance/multi-topology/ipv4-management/overload
 961  */
 962 static int isis_instance_multi_topology_ipv4_management_overload_create(
 963         enum nb_event event, const struct lyd_node *dnode,
 964         union nb_resource *resource)
 965 {
 966         /* TODO: implement me. */
 967         return NB_OK;
 968 }
 969
 970 static int isis_instance_multi_topology_ipv4_management_overload_delete(
 971         enum nb_event event, const struct lyd_node *dnode)
 972 {
 973         /* TODO: implement me. */
 974         return NB_OK;
 975 }
 976
 977 /*
 978  * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-unicast
 979  */
 980 static int
 981 isis_instance_multi_topology_ipv6_unicast_create(enum nb_event event,
 982                                                  const struct lyd_node *dnode,
 983                                                  union nb_resource *resource)
 984 {
 985         /* TODO: implement me. */
 986         return NB_OK;
 987 }
 988
 989 static int
 990 isis_instance_multi_topology_ipv6_unicast_delete(enum nb_event event,
 991                                                  const struct lyd_node *dnode)
 992 {
 993         /* TODO: implement me. */
 994         return NB_OK;
 995 }
 996
 997 /*
 998  * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-unicast/overload
 999  */
1000 static int isis_instance_multi_topology_ipv6_unicast_overload_create(
1001         enum nb_event event, const struct lyd_node *dnode,
1002         union nb_resource *resource)
1003 {
1004         /* TODO: implement me. */
1005         return NB_OK;
1006 }
1007
1008 static int isis_instance_multi_topology_ipv6_unicast_overload_delete(
1009         enum nb_event event, const struct lyd_node *dnode)
1010 {
1011         /* TODO: implement me. */
1012         return NB_OK;
1013 }
1014
1015 /*
1016  * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-multicast
1017  */
1018 static int
1019 isis_instance_multi_topology_ipv6_multicast_create(enum nb_event event,
1020                                                    const struct lyd_node *dnode,
1021                                                    union nb_resource *resource)
1022 {
1023         /* TODO: implement me. */
1024         return NB_OK;
1025 }
1026
1027 static int
1028 isis_instance_multi_topology_ipv6_multicast_delete(enum nb_event event,
1029                                                    const struct lyd_node *dnode)
1030 {
1031         /* TODO: implement me. */
1032         return NB_OK;
1033 }
1034
1035 /*
1036  * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-multicast/overload
1037  */
1038 static int isis_instance_multi_topology_ipv6_multicast_overload_create(
1039         enum nb_event event, const struct lyd_node *dnode,
1040         union nb_resource *resource)
1041 {
1042         /* TODO: implement me. */
1043         return NB_OK;
1044 }
1045
1046 static int isis_instance_multi_topology_ipv6_multicast_overload_delete(
1047         enum nb_event event, const struct lyd_node *dnode)
1048 {
1049         /* TODO: implement me. */
1050         return NB_OK;
1051 }
1052
1053 /*
1054  * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-management
1055  */
1056 static int isis_instance_multi_topology_ipv6_management_create(
1057         enum nb_event event, const struct lyd_node *dnode,
1058         union nb_resource *resource)
1059 {
1060         /* TODO: implement me. */
1061         return NB_OK;
1062 }
1063
1064 static int isis_instance_multi_topology_ipv6_management_delete(
1065         enum nb_event event, const struct lyd_node *dnode)
1066 {
1067         /* TODO: implement me. */
1068         return NB_OK;
1069 }
1070
1071 /*
1072  * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-management/overload
1073  */
1074 static int isis_instance_multi_topology_ipv6_management_overload_create(
1075         enum nb_event event, const struct lyd_node *dnode,
1076         union nb_resource *resource)
1077 {
1078         /* TODO: implement me. */
1079         return NB_OK;
1080 }
1081
1082 static int isis_instance_multi_topology_ipv6_management_overload_delete(
1083         enum nb_event event, const struct lyd_node *dnode)
1084 {
1085         /* TODO: implement me. */
1086         return NB_OK;
1087 }
1088
1089 /*
1090  * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-dstsrc
1091  */
1092 static int
1093 isis_instance_multi_topology_ipv6_dstsrc_create(enum nb_event event,
1094                                                 const struct lyd_node *dnode,
1095                                                 union nb_resource *resource)
1096 {
1097         /* TODO: implement me. */
1098         return NB_OK;
1099 }
1100
1101 static int
1102 isis_instance_multi_topology_ipv6_dstsrc_delete(enum nb_event event,
1103                                                 const struct lyd_node *dnode)
1104 {
1105         /* TODO: implement me. */
1106         return NB_OK;
1107 }
1108
1109 /*
1110  * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-dstsrc/overload
1111  */
1112 static int isis_instance_multi_topology_ipv6_dstsrc_overload_create(
1113         enum nb_event event, const struct lyd_node *dnode,
1114         union nb_resource *resource)
1115 {
1116         /* TODO: implement me. */
1117         return NB_OK;
1118 }
1119
1120 static int isis_instance_multi_topology_ipv6_dstsrc_overload_delete(
1121         enum nb_event event, const struct lyd_node *dnode)
1122 {
1123         /* TODO: implement me. */
1124         return NB_OK;
1125 }
1126
1127 /*
1128  * XPath: /frr-isisd:isis/instance/log-adjacency-changes
1129  */
1130 static int
1131 isis_instance_log_adjacency_changes_create(enum nb_event event,
1132                                            const struct lyd_node *dnode,
1133                                            union nb_resource *resource)
1134 {
1135         /* TODO: implement me. */
1136         return NB_OK;
1137 }
1138
1139 static int
1140 isis_instance_log_adjacency_changes_delete(enum nb_event event,
1141                                            const struct lyd_node *dnode)
1142 {
1143         /* TODO: implement me. */
1144         return NB_OK;
1145 }
1146
1147 /*
1148  * XPath: /frr-isisd:isis/mpls-te
1149  */
1150 static int isis_mpls_te_create(enum nb_event event,
1151                                const struct lyd_node *dnode,
1152                                union nb_resource *resource)
1153 {
1154         /* TODO: implement me. */
1155         return NB_OK;
1156 }
1157
1158 static int isis_mpls_te_delete(enum nb_event event,
1159                                const struct lyd_node *dnode)
1160 {
1161         /* TODO: implement me. */
1162         return NB_OK;
1163 }
1164
1165 /*
1166  * XPath: /frr-isisd:isis/mpls-te/router-address
1167  */
1168 static int isis_mpls_te_router_address_modify(enum nb_event event,
1169                                               const struct lyd_node *dnode,
1170                                               union nb_resource *resource)
1171 {
1172         /* TODO: implement me. */
1173         return NB_OK;
1174 }
1175
1176 static int isis_mpls_te_router_address_delete(enum nb_event event,
1177                                               const struct lyd_node *dnode)
1178 {
1179         /* TODO: implement me. */
1180         return NB_OK;
1181 }
1182
1183 /*
1184  * XPath: /frr-interface:lib/interface/frr-isisd:isis
1185  */
1186 static int lib_interface_isis_create(enum nb_event event,
1187                                      const struct lyd_node *dnode,
1188                                      union nb_resource *resource)
1189 {
1190         struct isis_area *area;
1191         struct interface *ifp;
1192         struct isis_circuit *circuit;
1193         const char *area_tag = yang_dnode_get_string(dnode, "./area-tag");
1194
1195         if (event != NB_EV_APPLY)
1196                 return NB_OK;
1197
1198         area = isis_area_lookup(area_tag);
1199         /* The area should have already be created. We are
1200          * setting the priority of the global isis area creation
1201          * slightly lower, so it should be executed first, but I
1202          * cannot rely on that so here I have to check.
1203          */
1204         if (!area) {
1205                 flog_err(
1206                         EC_LIB_NB_CB_CONFIG_APPLY,
1207                         "%s: attempt to create circuit for area %s before the area has been created",
1208                         __func__, area_tag);
1209                 abort();
1210         }
1211
1212         ifp = yang_dnode_get_entry(dnode, true);
1213         circuit = isis_circuit_create(area, ifp);
1214         assert(circuit->state == C_STATE_CONF || circuit->state == C_STATE_UP);
1215         yang_dnode_set_entry(dnode, circuit);
1216
1217         return NB_OK;
1218 }
1219
1220 static int lib_interface_isis_delete(enum nb_event event,
1221                                      const struct lyd_node *dnode)
1222 {
1223         struct isis_circuit *circuit;
1224
1225         if (event != NB_EV_APPLY)
1226                 return NB_OK;
1227
1228         circuit = yang_dnode_get_entry(dnode, true);
1229         if (!circuit)
1230                 return NB_ERR_INCONSISTENCY;
1231         /* delete circuit through csm changes */
1232         switch (circuit->state) {
1233         case C_STATE_UP:
1234                 isis_csm_state_change(IF_DOWN_FROM_Z, circuit,
1235                                       circuit->interface);
1236                 isis_csm_state_change(ISIS_DISABLE, circuit, circuit->area);
1237                 break;
1238         case C_STATE_CONF:
1239                 isis_csm_state_change(ISIS_DISABLE, circuit, circuit->area);
1240                 break;
1241         case C_STATE_INIT:
1242                 isis_csm_state_change(IF_DOWN_FROM_Z, circuit,
1243                                       circuit->interface);
1244                 break;
1245         }
1246
1247         return NB_OK;
1248 }
1249
1250 /*
1251  * XPath: /frr-interface:lib/interface/frr-isisd:isis/area-tag
1252  */
1253 static int lib_interface_isis_area_tag_modify(enum nb_event event,
1254                                               const struct lyd_node *dnode,
1255                                               union nb_resource *resource)
1256 {
1257         struct isis_circuit *circuit;
1258         struct interface *ifp;
1259         struct vrf *vrf;
1260         const char *area_tag, *ifname, *vrfname;
1261
1262         if (event == NB_EV_VALIDATE) {
1263                 /* libyang doesn't like relative paths across module boundaries
1264                  */
1265                 ifname = yang_dnode_get_string(dnode->parent->parent, "./name");
1266                 vrfname = yang_dnode_get_string(dnode->parent->parent, "./vrf");
1267                 vrf = vrf_lookup_by_name(vrfname);
1268                 assert(vrf);
1269                 ifp = if_lookup_by_name(ifname, vrf->vrf_id);
1270                 if (!ifp)
1271                         return NB_OK;
1272                 circuit = circuit_lookup_by_ifp(ifp, isis->init_circ_list);
1273                 area_tag = yang_dnode_get_string(dnode, NULL);
1274                 if (circuit && circuit->area && circuit->area->area_tag
1275                     && strcmp(circuit->area->area_tag, area_tag)) {
1276                         flog_warn(EC_LIB_NB_CB_CONFIG_VALIDATE,
1277                                   "ISIS circuit is already defined on %s",
1278                                   circuit->area->area_tag);
1279                         return NB_ERR_VALIDATION;
1280                 }
1281         }
1282
1283         return NB_OK;
1284 }
1285
1286 /*
1287  * XPath: /frr-interface:lib/interface/frr-isisd:isis/circuit-type
1288  */
1289 static int lib_interface_isis_circuit_type_modify(enum nb_event event,
1290                                                   const struct lyd_node *dnode,
1291                                                   union nb_resource *resource)
1292 {
1293         int circ_type = yang_dnode_get_enum(dnode, NULL);
1294         struct isis_circuit *circuit;
1295         struct interface *ifp;
1296         struct vrf *vrf;
1297         const char *ifname, *vrfname;
1298
1299         switch (event) {
1300         case NB_EV_VALIDATE:
1301                 /* libyang doesn't like relative paths across module boundaries
1302                  */
1303                 ifname = yang_dnode_get_string(dnode->parent->parent, "./name");
1304                 vrfname = yang_dnode_get_string(dnode->parent->parent, "./vrf");
1305                 vrf = vrf_lookup_by_name(vrfname);
1306                 assert(vrf);
1307                 ifp = if_lookup_by_name(ifname, vrf->vrf_id);
1308                 if (!ifp)
1309                         break;
1310                 circuit = circuit_lookup_by_ifp(ifp, isis->init_circ_list);
1311                 if (circuit && circuit->state == C_STATE_UP
1312                     && circuit->area->is_type != IS_LEVEL_1_AND_2
1313                     && circuit->area->is_type != circ_type) {
1314                         flog_warn(EC_LIB_NB_CB_CONFIG_VALIDATE,
1315                                   "Invalid circuit level for area %s",
1316                                   circuit->area->area_tag);
1317                         return NB_ERR_VALIDATION;
1318                 }
1319                 break;
1320         case NB_EV_PREPARE:
1321         case NB_EV_ABORT:
1322                 break;
1323         case NB_EV_APPLY:
1324                 circuit = yang_dnode_get_entry(dnode, true);
1325                 isis_circuit_is_type_set(circuit, circ_type);
1326                 break;
1327         }
1328
1329         return NB_OK;
1330 }
1331
1332 /*
1333  * XPath: /frr-interface:lib/interface/frr-isisd:isis/ipv4-routing
1334  */
1335 static int lib_interface_isis_ipv4_routing_create(enum nb_event event,
1336                                                   const struct lyd_node *dnode,
1337                                                   union nb_resource *resource)
1338 {
1339         bool ipv6;
1340         struct isis_circuit *circuit;
1341
1342         if (event != NB_EV_APPLY)
1343                 return NB_OK;
1344
1345         circuit = yang_dnode_get_entry(dnode, true);
1346         ipv6 = yang_dnode_exists(dnode, "../ipv6-routing");
1347         isis_circuit_af_set(circuit, true, ipv6);
1348
1349         return NB_OK;
1350 }
1351
1352 static int lib_interface_isis_ipv4_routing_delete(enum nb_event event,
1353                                                   const struct lyd_node *dnode)
1354 {
1355         bool ipv6;
1356         struct isis_circuit *circuit;
1357
1358         if (event != NB_EV_APPLY)
1359                 return NB_OK;
1360
1361         circuit = yang_dnode_get_entry(dnode, true);
1362         if (circuit && circuit->area) {
1363                 ipv6 = yang_dnode_exists(dnode, "../ipv6-routing");
1364                 isis_circuit_af_set(circuit, false, ipv6);
1365         }
1366
1367         return NB_OK;
1368 }
1369
1370 /*
1371  * XPath: /frr-interface:lib/interface/frr-isisd:isis/ipv6-routing
1372  */
1373 static int lib_interface_isis_ipv6_routing_create(enum nb_event event,
1374                                                   const struct lyd_node *dnode,
1375                                                   union nb_resource *resource)
1376 {
1377         bool ipv4;
1378         struct isis_circuit *circuit;
1379
1380         if (event != NB_EV_APPLY)
1381                 return NB_OK;
1382
1383         circuit = yang_dnode_get_entry(dnode, true);
1384         ipv4 = yang_dnode_exists(dnode, "../ipv6-routing");
1385         isis_circuit_af_set(circuit, ipv4, true);
1386
1387         return NB_OK;
1388 }
1389
1390 static int lib_interface_isis_ipv6_routing_delete(enum nb_event event,
1391                                                   const struct lyd_node *dnode)
1392 {
1393         bool ipv4;
1394         struct isis_circuit *circuit;
1395
1396         if (event != NB_EV_APPLY)
1397                 return NB_OK;
1398
1399         circuit = yang_dnode_get_entry(dnode, true);
1400         if (circuit->area) {
1401                 ipv4 = yang_dnode_exists(dnode, "../ipv4-routing");
1402                 isis_circuit_af_set(circuit, ipv4, false);
1403         }
1404
1405         return NB_OK;
1406 }
1407
1408 /*
1409  * XPath: /frr-interface:lib/interface/frr-isisd:isis/csnp-interval/level-1
1410  */
1411 static int
1412 lib_interface_isis_csnp_interval_level_1_modify(enum nb_event event,
1413                                                 const struct lyd_node *dnode,
1414                                                 union nb_resource *resource)
1415 {
1416         /* TODO: implement me. */
1417         return NB_OK;
1418 }
1419
1420 /*
1421  * XPath: /frr-interface:lib/interface/frr-isisd:isis/csnp-interval/level-2
1422  */
1423 static int
1424 lib_interface_isis_csnp_interval_level_2_modify(enum nb_event event,
1425                                                 const struct lyd_node *dnode,
1426                                                 union nb_resource *resource)
1427 {
1428         /* TODO: implement me. */
1429         return NB_OK;
1430 }
1431
1432 /*
1433  * XPath: /frr-interface:lib/interface/frr-isisd:isis/psnp-interval/level-1
1434  */
1435 static int
1436 lib_interface_isis_psnp_interval_level_1_modify(enum nb_event event,
1437                                                 const struct lyd_node *dnode,
1438                                                 union nb_resource *resource)
1439 {
1440         /* TODO: implement me. */
1441         return NB_OK;
1442 }
1443
1444 /*
1445  * XPath: /frr-interface:lib/interface/frr-isisd:isis/psnp-interval/level-2
1446  */
1447 static int
1448 lib_interface_isis_psnp_interval_level_2_modify(enum nb_event event,
1449                                                 const struct lyd_node *dnode,
1450                                                 union nb_resource *resource)
1451 {
1452         /* TODO: implement me. */
1453         return NB_OK;
1454 }
1455
1456 /*
1457  * XPath: /frr-interface:lib/interface/frr-isisd:isis/hello/padding
1458  */
1459 static int lib_interface_isis_hello_padding_modify(enum nb_event event,
1460                                                    const struct lyd_node *dnode,
1461                                                    union nb_resource *resource)
1462 {
1463         /* TODO: implement me. */
1464         return NB_OK;
1465 }
1466
1467 /*
1468  * XPath: /frr-interface:lib/interface/frr-isisd:isis/hello/interval/level-1
1469  */
1470 static int
1471 lib_interface_isis_hello_interval_level_1_modify(enum nb_event event,
1472                                                  const struct lyd_node *dnode,
1473                                                  union nb_resource *resource)
1474 {
1475         /* TODO: implement me. */
1476         return NB_OK;
1477 }
1478
1479 /*
1480  * XPath: /frr-interface:lib/interface/frr-isisd:isis/hello/interval/level-2
1481  */
1482 static int
1483 lib_interface_isis_hello_interval_level_2_modify(enum nb_event event,
1484                                                  const struct lyd_node *dnode,
1485                                                  union nb_resource *resource)
1486 {
1487         /* TODO: implement me. */
1488         return NB_OK;
1489 }
1490
1491 /*
1492  * XPath: /frr-interface:lib/interface/frr-isisd:isis/hello/multiplier/level-1
1493  */
1494 static int
1495 lib_interface_isis_hello_multiplier_level_1_modify(enum nb_event event,
1496                                                    const struct lyd_node *dnode,
1497                                                    union nb_resource *resource)
1498 {
1499         /* TODO: implement me. */
1500         return NB_OK;
1501 }
1502
1503 /*
1504  * XPath: /frr-interface:lib/interface/frr-isisd:isis/hello/multiplier/level-2
1505  */
1506 static int
1507 lib_interface_isis_hello_multiplier_level_2_modify(enum nb_event event,
1508                                                    const struct lyd_node *dnode,
1509                                                    union nb_resource *resource)
1510 {
1511         /* TODO: implement me. */
1512         return NB_OK;
1513 }
1514
1515 /*
1516  * XPath: /frr-interface:lib/interface/frr-isisd:isis/metric/level-1
1517  */
1518 static int
1519 lib_interface_isis_metric_level_1_modify(enum nb_event event,
1520                                          const struct lyd_node *dnode,
1521                                          union nb_resource *resource)
1522 {
1523         /* TODO: implement me. */
1524         return NB_OK;
1525 }
1526
1527 /*
1528  * XPath: /frr-interface:lib/interface/frr-isisd:isis/metric/level-2
1529  */
1530 static int
1531 lib_interface_isis_metric_level_2_modify(enum nb_event event,
1532                                          const struct lyd_node *dnode,
1533                                          union nb_resource *resource)
1534 {
1535         /* TODO: implement me. */
1536         return NB_OK;
1537 }
1538
1539 /*
1540  * XPath: /frr-interface:lib/interface/frr-isisd:isis/priority/level-1
1541  */
1542 static int
1543 lib_interface_isis_priority_level_1_modify(enum nb_event event,
1544                                            const struct lyd_node *dnode,
1545                                            union nb_resource *resource)
1546 {
1547         /* TODO: implement me. */
1548         return NB_OK;
1549 }
1550
1551 /*
1552  * XPath: /frr-interface:lib/interface/frr-isisd:isis/priority/level-2
1553  */
1554 static int
1555 lib_interface_isis_priority_level_2_modify(enum nb_event event,
1556                                            const struct lyd_node *dnode,
1557                                            union nb_resource *resource)
1558 {
1559         /* TODO: implement me. */
1560         return NB_OK;
1561 }
1562
1563 /*
1564  * XPath: /frr-interface:lib/interface/frr-isisd:isis/network-type
1565  */
1566 static int lib_interface_isis_network_type_modify(enum nb_event event,
1567                                                   const struct lyd_node *dnode,
1568                                                   union nb_resource *resource)
1569 {
1570         /* TODO: implement me. */
1571         return NB_OK;
1572 }
1573
1574 static int lib_interface_isis_network_type_delete(enum nb_event event,
1575                                                   const struct lyd_node *dnode)
1576 {
1577         /* TODO: implement me. */
1578         return NB_OK;
1579 }
1580
1581 /*
1582  * XPath: /frr-interface:lib/interface/frr-isisd:isis/passive
1583  */
1584 static int lib_interface_isis_passive_create(enum nb_event event,
1585                                              const struct lyd_node *dnode,
1586                                              union nb_resource *resource)
1587 {
1588         /* TODO: implement me. */
1589         return NB_OK;
1590 }
1591
1592 static int lib_interface_isis_passive_delete(enum nb_event event,
1593                                              const struct lyd_node *dnode)
1594 {
1595         /* TODO: implement me. */
1596         return NB_OK;
1597 }
1598
1599 /*
1600  * XPath: /frr-interface:lib/interface/frr-isisd:isis/password
1601  */
1602 static int lib_interface_isis_password_create(enum nb_event event,
1603                                               const struct lyd_node *dnode,
1604                                               union nb_resource *resource)
1605 {
1606         /* TODO: implement me. */
1607         return NB_OK;
1608 }
1609
1610 static int lib_interface_isis_password_delete(enum nb_event event,
1611                                               const struct lyd_node *dnode)
1612 {
1613         /* TODO: implement me. */
1614         return NB_OK;
1615 }
1616
1617 /*
1618  * XPath: /frr-interface:lib/interface/frr-isisd:isis/password/password
1619  */
1620 static int
1621 lib_interface_isis_password_password_modify(enum nb_event event,
1622                                             const struct lyd_node *dnode,
1623                                             union nb_resource *resource)
1624 {
1625         /* TODO: implement me. */
1626         return NB_OK;
1627 }
1628
1629 /*
1630  * XPath: /frr-interface:lib/interface/frr-isisd:isis/password/password-type
1631  */
1632 static int
1633 lib_interface_isis_password_password_type_modify(enum nb_event event,
1634                                                  const struct lyd_node *dnode,
1635                                                  union nb_resource *resource)
1636 {
1637         /* TODO: implement me. */
1638         return NB_OK;
1639 }
1640
1641 /*
1642  * XPath:
1643  * /frr-interface:lib/interface/frr-isisd:isis/disable-three-way-handshake
1644  */
1645 static int lib_interface_isis_disable_three_way_handshake_create(
1646         enum nb_event event, const struct lyd_node *dnode,
1647         union nb_resource *resource)
1648 {
1649         /* TODO: implement me. */
1650         return NB_OK;
1651 }
1652
1653 static int lib_interface_isis_disable_three_way_handshake_delete(
1654         enum nb_event event, const struct lyd_node *dnode)
1655 {
1656         /* TODO: implement me. */
1657         return NB_OK;
1658 }
1659
1660 /*
1661  * XPath:
1662  * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv4-unicast
1663  */
1664 static int lib_interface_isis_multi_topology_ipv4_unicast_modify(
1665         enum nb_event event, const struct lyd_node *dnode,
1666         union nb_resource *resource)
1667 {
1668         /* TODO: implement me. */
1669         return NB_OK;
1670 }
1671
1672 /*
1673  * XPath:
1674  * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv4-multicast
1675  */
1676 static int lib_interface_isis_multi_topology_ipv4_multicast_modify(
1677         enum nb_event event, const struct lyd_node *dnode,
1678         union nb_resource *resource)
1679 {
1680         /* TODO: implement me. */
1681         return NB_OK;
1682 }
1683
1684 /*
1685  * XPath:
1686  * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv4-management
1687  */
1688 static int lib_interface_isis_multi_topology_ipv4_management_modify(
1689         enum nb_event event, const struct lyd_node *dnode,
1690         union nb_resource *resource)
1691 {
1692         /* TODO: implement me. */
1693         return NB_OK;
1694 }
1695
1696 /*
1697  * XPath:
1698  * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-unicast
1699  */
1700 static int lib_interface_isis_multi_topology_ipv6_unicast_modify(
1701         enum nb_event event, const struct lyd_node *dnode,
1702         union nb_resource *resource)
1703 {
1704         /* TODO: implement me. */
1705         return NB_OK;
1706 }
1707
1708 /*
1709  * XPath:
1710  * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-multicast
1711  */
1712 static int lib_interface_isis_multi_topology_ipv6_multicast_modify(
1713         enum nb_event event, const struct lyd_node *dnode,
1714         union nb_resource *resource)
1715 {
1716         /* TODO: implement me. */
1717         return NB_OK;
1718 }
1719
1720 /*
1721  * XPath:
1722  * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-management
1723  */
1724 static int lib_interface_isis_multi_topology_ipv6_management_modify(
1725         enum nb_event event, const struct lyd_node *dnode,
1726         union nb_resource *resource)
1727 {
1728         /* TODO: implement me. */
1729         return NB_OK;
1730 }
1731
1732 /*
1733  * XPath: /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-dstsrc
1734  */
1735 static int lib_interface_isis_multi_topology_ipv6_dstsrc_modify(
1736         enum nb_event event, const struct lyd_node *dnode,
1737         union nb_resource *resource)
1738 {
1739         /* TODO: implement me. */
1740         return NB_OK;
1741 }
1742
1743 /* clang-format off */
1744 const struct frr_yang_module_info frr_isisd_info = {
1745         .name = "frr-isisd",
1746         .nodes = {
1747                 {
1748                         .xpath = "/frr-isisd:isis/instance",
1749                         .cbs.create = isis_instance_create,
1750                         .cbs.delete = isis_instance_delete,
1751                         .cbs.cli_show = cli_show_router_isis,
1752                         .priority = NB_DFLT_PRIORITY - 1,
1753                 },
1754                 {
1755                         .xpath = "/frr-isisd:isis/instance/is-type",
1756                         .cbs.modify = isis_instance_is_type_modify,
1757                         .cbs.cli_show = cli_show_isis_is_type,
1758                 },
1759                 {
1760                         .xpath = "/frr-isisd:isis/instance/area-address",
1761                         .cbs.create = isis_instance_area_address_create,
1762                         .cbs.delete = isis_instance_area_address_delete,
1763                         .cbs.cli_show = cli_show_isis_area_address,
1764                 },
1765                 {
1766                         .xpath = "/frr-isisd:isis/instance/dynamic-hostname",
1767                         .cbs.modify = isis_instance_dynamic_hostname_modify,
1768                         .cbs.cli_show = cli_show_isis_dynamic_hostname,
1769                 },
1770                 {
1771                         .xpath = "/frr-isisd:isis/instance/attached",
1772                         .cbs.create = isis_instance_attached_create,
1773                         .cbs.delete = isis_instance_attached_delete,
1774                         .cbs.cli_show = cli_show_isis_attached,
1775                 },
1776                 {
1777                         .xpath = "/frr-isisd:isis/instance/overload",
1778                         .cbs.create = isis_instance_overload_create,
1779                         .cbs.delete = isis_instance_overload_delete,
1780                         .cbs.cli_show = cli_show_isis_overload,
1781                 },
1782                 {
1783                         .xpath = "/frr-isisd:isis/instance/metric-style",
1784                         .cbs.modify = isis_instance_metric_style_modify,
1785                         .cbs.cli_show = cli_show_isis_metric_style,
1786                 },
1787                 {
1788                         .xpath = "/frr-isisd:isis/instance/purge-originator",
1789                         .cbs.create = isis_instance_purge_originator_create,
1790                         .cbs.delete = isis_instance_purge_originator_delete,
1791                 },
1792                 {
1793                         .xpath = "/frr-isisd:isis/instance/lsp/mtu",
1794                         .cbs.modify = isis_instance_lsp_mtu_modify,
1795                 },
1796                 {
1797                         .xpath = "/frr-isisd:isis/instance/lsp/refresh-interval/level-1",
1798                         .cbs.modify = isis_instance_lsp_refresh_interval_level_1_modify,
1799                 },
1800                 {
1801                         .xpath = "/frr-isisd:isis/instance/lsp/refresh-interval/level-2",
1802                         .cbs.modify = isis_instance_lsp_refresh_interval_level_2_modify,
1803                 },
1804                 {
1805                         .xpath = "/frr-isisd:isis/instance/lsp/maximum-lifetime/level-1",
1806                         .cbs.modify = isis_instance_lsp_maximum_lifetime_level_1_modify,
1807                 },
1808                 {
1809                         .xpath = "/frr-isisd:isis/instance/lsp/maximum-lifetime/level-2",
1810                         .cbs.modify = isis_instance_lsp_maximum_lifetime_level_2_modify,
1811                 },
1812                 {
1813                         .xpath = "/frr-isisd:isis/instance/lsp/generation-interval/level-1",
1814                         .cbs.modify = isis_instance_lsp_generation_interval_level_1_modify,
1815                 },
1816                 {
1817                         .xpath = "/frr-isisd:isis/instance/lsp/generation-interval/level-2",
1818                         .cbs.modify = isis_instance_lsp_generation_interval_level_2_modify,
1819                 },
1820                 {
1821                         .xpath = "/frr-isisd:isis/instance/spf/ietf-backoff-delay",
1822                         .cbs.create = isis_instance_spf_ietf_backoff_delay_create,
1823                         .cbs.delete = isis_instance_spf_ietf_backoff_delay_delete,
1824                 },
1825                 {
1826                         .xpath = "/frr-isisd:isis/instance/spf/ietf-backoff-delay/init-delay",
1827                         .cbs.modify = isis_instance_spf_ietf_backoff_delay_init_delay_modify,
1828                 },
1829                 {
1830                         .xpath = "/frr-isisd:isis/instance/spf/ietf-backoff-delay/short-delay",
1831                         .cbs.modify = isis_instance_spf_ietf_backoff_delay_short_delay_modify,
1832                 },
1833                 {
1834                         .xpath = "/frr-isisd:isis/instance/spf/ietf-backoff-delay/long-delay",
1835                         .cbs.modify = isis_instance_spf_ietf_backoff_delay_long_delay_modify,
1836                 },
1837                 {
1838                         .xpath = "/frr-isisd:isis/instance/spf/ietf-backoff-delay/hold-down",
1839                         .cbs.modify = isis_instance_spf_ietf_backoff_delay_hold_down_modify,
1840                 },
1841                 {
1842                         .xpath = "/frr-isisd:isis/instance/spf/ietf-backoff-delay/time-to-learn",
1843                         .cbs.modify = isis_instance_spf_ietf_backoff_delay_time_to_learn_modify,
1844                 },
1845                 {
1846                         .xpath = "/frr-isisd:isis/instance/spf/minimum-interval/level-1",
1847                         .cbs.modify = isis_instance_spf_minimum_interval_level_1_modify,
1848                 },
1849                 {
1850                         .xpath = "/frr-isisd:isis/instance/spf/minimum-interval/level-2",
1851                         .cbs.modify = isis_instance_spf_minimum_interval_level_2_modify,
1852                 },
1853                 {
1854                         .xpath = "/frr-isisd:isis/instance/area-password",
1855                         .cbs.create = isis_instance_area_password_create,
1856                         .cbs.delete = isis_instance_area_password_delete,
1857                 },
1858                 {
1859                         .xpath = "/frr-isisd:isis/instance/area-password/password",
1860                         .cbs.modify = isis_instance_area_password_password_modify,
1861                 },
1862                 {
1863                         .xpath = "/frr-isisd:isis/instance/area-password/password-type",
1864                         .cbs.modify = isis_instance_area_password_password_type_modify,
1865                 },
1866                 {
1867                         .xpath = "/frr-isisd:isis/instance/area-password/authenticate-snp",
1868                         .cbs.modify = isis_instance_area_password_authenticate_snp_modify,
1869                 },
1870                 {
1871                         .xpath = "/frr-isisd:isis/instance/domain-password",
1872                         .cbs.create = isis_instance_domain_password_create,
1873                         .cbs.delete = isis_instance_domain_password_delete,
1874                 },
1875                 {
1876                         .xpath = "/frr-isisd:isis/instance/domain-password/password",
1877                         .cbs.modify = isis_instance_domain_password_password_modify,
1878                 },
1879                 {
1880                         .xpath = "/frr-isisd:isis/instance/domain-password/password-type",
1881                         .cbs.modify = isis_instance_domain_password_password_type_modify,
1882                 },
1883                 {
1884                         .xpath = "/frr-isisd:isis/instance/domain-password/authenticate-snp",
1885                         .cbs.modify = isis_instance_domain_password_authenticate_snp_modify,
1886                 },
1887                 {
1888                         .xpath = "/frr-isisd:isis/instance/default-information-originate/ipv4",
1889                         .cbs.create = isis_instance_default_information_originate_ipv4_create,
1890                         .cbs.delete = isis_instance_default_information_originate_ipv4_delete,
1891                 },
1892                 {
1893                         .xpath = "/frr-isisd:isis/instance/default-information-originate/ipv4/always",
1894                         .cbs.create = isis_instance_default_information_originate_ipv4_always_create,
1895                         .cbs.delete = isis_instance_default_information_originate_ipv4_always_delete,
1896                 },
1897                 {
1898                         .xpath = "/frr-isisd:isis/instance/default-information-originate/ipv4/route-map",
1899                         .cbs.modify = isis_instance_default_information_originate_ipv4_route_map_modify,
1900                         .cbs.delete = isis_instance_default_information_originate_ipv4_route_map_delete,
1901                 },
1902                 {
1903                         .xpath = "/frr-isisd:isis/instance/default-information-originate/ipv4/metric",
1904                         .cbs.modify = isis_instance_default_information_originate_ipv4_metric_modify,
1905                         .cbs.delete = isis_instance_default_information_originate_ipv4_metric_delete,
1906                 },
1907                 {
1908                         .xpath = "/frr-isisd:isis/instance/default-information-originate/ipv6",
1909                         .cbs.create = isis_instance_default_information_originate_ipv6_create,
1910                         .cbs.delete = isis_instance_default_information_originate_ipv6_delete,
1911                 },
1912                 {
1913                         .xpath = "/frr-isisd:isis/instance/default-information-originate/ipv6/always",
1914                         .cbs.create = isis_instance_default_information_originate_ipv6_always_create,
1915                         .cbs.delete = isis_instance_default_information_originate_ipv6_always_delete,
1916                 },
1917                 {
1918                         .xpath = "/frr-isisd:isis/instance/default-information-originate/ipv6/route-map",
1919                         .cbs.modify = isis_instance_default_information_originate_ipv6_route_map_modify,
1920                         .cbs.delete = isis_instance_default_information_originate_ipv6_route_map_delete,
1921                 },
1922                 {
1923                         .xpath = "/frr-isisd:isis/instance/default-information-originate/ipv6/metric",
1924                         .cbs.modify = isis_instance_default_information_originate_ipv6_metric_modify,
1925                         .cbs.delete = isis_instance_default_information_originate_ipv6_metric_delete,
1926                 },
1927                 {
1928                         .xpath = "/frr-isisd:isis/instance/redistribute/ipv4",
1929                         .cbs.create = isis_instance_redistribute_ipv4_create,
1930                         .cbs.delete = isis_instance_redistribute_ipv4_delete,
1931                 },
1932                 {
1933                         .xpath = "/frr-isisd:isis/instance/redistribute/ipv4/route-map",
1934                         .cbs.modify = isis_instance_redistribute_ipv4_route_map_modify,
1935                         .cbs.delete = isis_instance_redistribute_ipv4_route_map_delete,
1936                 },
1937                 {
1938                         .xpath = "/frr-isisd:isis/instance/redistribute/ipv4/metric",
1939                         .cbs.modify = isis_instance_redistribute_ipv4_metric_modify,
1940                         .cbs.delete = isis_instance_redistribute_ipv4_metric_delete,
1941                 },
1942                 {
1943                         .xpath = "/frr-isisd:isis/instance/redistribute/ipv6",
1944                         .cbs.create = isis_instance_redistribute_ipv6_create,
1945                         .cbs.delete = isis_instance_redistribute_ipv6_delete,
1946                 },
1947                 {
1948                         .xpath = "/frr-isisd:isis/instance/redistribute/ipv6/route-map",
1949                         .cbs.modify = isis_instance_redistribute_ipv6_route_map_modify,
1950                         .cbs.delete = isis_instance_redistribute_ipv6_route_map_delete,
1951                 },
1952                 {
1953                         .xpath = "/frr-isisd:isis/instance/redistribute/ipv6/metric",
1954                         .cbs.modify = isis_instance_redistribute_ipv6_metric_modify,
1955                         .cbs.delete = isis_instance_redistribute_ipv6_metric_delete,
1956                 },
1957                 {
1958                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv4-multicast",
1959                         .cbs.create = isis_instance_multi_topology_ipv4_multicast_create,
1960                         .cbs.delete = isis_instance_multi_topology_ipv4_multicast_delete,
1961                 },
1962                 {
1963                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv4-multicast/overload",
1964                         .cbs.create = isis_instance_multi_topology_ipv4_multicast_overload_create,
1965                         .cbs.delete = isis_instance_multi_topology_ipv4_multicast_overload_delete,
1966                 },
1967                 {
1968                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv4-management",
1969                         .cbs.create = isis_instance_multi_topology_ipv4_management_create,
1970                         .cbs.delete = isis_instance_multi_topology_ipv4_management_delete,
1971                 },
1972                 {
1973                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv4-management/overload",
1974                         .cbs.create = isis_instance_multi_topology_ipv4_management_overload_create,
1975                         .cbs.delete = isis_instance_multi_topology_ipv4_management_overload_delete,
1976                 },
1977                 {
1978                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv6-unicast",
1979                         .cbs.create = isis_instance_multi_topology_ipv6_unicast_create,
1980                         .cbs.delete = isis_instance_multi_topology_ipv6_unicast_delete,
1981                 },
1982                 {
1983                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv6-unicast/overload",
1984                         .cbs.create = isis_instance_multi_topology_ipv6_unicast_overload_create,
1985                         .cbs.delete = isis_instance_multi_topology_ipv6_unicast_overload_delete,
1986                 },
1987                 {
1988                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv6-multicast",
1989                         .cbs.create = isis_instance_multi_topology_ipv6_multicast_create,
1990                         .cbs.delete = isis_instance_multi_topology_ipv6_multicast_delete,
1991                 },
1992                 {
1993                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv6-multicast/overload",
1994                         .cbs.create = isis_instance_multi_topology_ipv6_multicast_overload_create,
1995                         .cbs.delete = isis_instance_multi_topology_ipv6_multicast_overload_delete,
1996                 },
1997                 {
1998                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv6-management",
1999                         .cbs.create = isis_instance_multi_topology_ipv6_management_create,
2000                         .cbs.delete = isis_instance_multi_topology_ipv6_management_delete,
2001                 },
2002                 {
2003                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv6-management/overload",
2004                         .cbs.create = isis_instance_multi_topology_ipv6_management_overload_create,
2005                         .cbs.delete = isis_instance_multi_topology_ipv6_management_overload_delete,
2006                 },
2007                 {
2008                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv6-dstsrc",
2009                         .cbs.create = isis_instance_multi_topology_ipv6_dstsrc_create,
2010                         .cbs.delete = isis_instance_multi_topology_ipv6_dstsrc_delete,
2011                 },
2012                 {
2013                         .xpath = "/frr-isisd:isis/instance/multi-topology/ipv6-dstsrc/overload",
2014                         .cbs.create = isis_instance_multi_topology_ipv6_dstsrc_overload_create,
2015                         .cbs.delete = isis_instance_multi_topology_ipv6_dstsrc_overload_delete,
2016                 },
2017                 {
2018                         .xpath = "/frr-isisd:isis/instance/log-adjacency-changes",
2019                         .cbs.create = isis_instance_log_adjacency_changes_create,
2020                         .cbs.delete = isis_instance_log_adjacency_changes_delete,
2021                 },
2022                 {
2023                         .xpath = "/frr-isisd:isis/mpls-te",
2024                         .cbs.create = isis_mpls_te_create,
2025                         .cbs.delete = isis_mpls_te_delete,
2026                 },
2027                 {
2028                         .xpath = "/frr-isisd:isis/mpls-te/router-address",
2029                         .cbs.modify = isis_mpls_te_router_address_modify,
2030                         .cbs.delete = isis_mpls_te_router_address_delete,
2031                 },
2032                 {
2033                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis",
2034                         .cbs.create = lib_interface_isis_create,
2035                         .cbs.delete = lib_interface_isis_delete,
2036                 },
2037                 {
2038                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/area-tag",
2039                         .cbs.modify = lib_interface_isis_area_tag_modify,
2040                 },
2041                 {
2042                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/circuit-type",
2043                         .cbs.modify = lib_interface_isis_circuit_type_modify,
2044                 },
2045                 {
2046                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/ipv4-routing",
2047                         .cbs.create = lib_interface_isis_ipv4_routing_create,
2048                         .cbs.delete = lib_interface_isis_ipv4_routing_delete,
2049                         .cbs.cli_show = cli_show_ip_isis_ipv4,
2050                 },
2051                 {
2052                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/ipv6-routing",
2053                         .cbs.create = lib_interface_isis_ipv6_routing_create,
2054                         .cbs.delete = lib_interface_isis_ipv6_routing_delete,
2055                         .cbs.cli_show = cli_show_ip_isis_ipv6,
2056                 },
2057                 {
2058                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/csnp-interval/level-1",
2059                         .cbs.modify = lib_interface_isis_csnp_interval_level_1_modify,
2060                 },
2061                 {
2062                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/csnp-interval/level-2",
2063                         .cbs.modify = lib_interface_isis_csnp_interval_level_2_modify,
2064                 },
2065                 {
2066                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/psnp-interval/level-1",
2067                         .cbs.modify = lib_interface_isis_psnp_interval_level_1_modify,
2068                 },
2069                 {
2070                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/psnp-interval/level-2",
2071                         .cbs.modify = lib_interface_isis_psnp_interval_level_2_modify,
2072                 },
2073                 {
2074                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/hello/padding",
2075                         .cbs.modify = lib_interface_isis_hello_padding_modify,
2076                 },
2077                 {
2078                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/hello/interval/level-1",
2079                         .cbs.modify = lib_interface_isis_hello_interval_level_1_modify,
2080                 },
2081                 {
2082                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/hello/interval/level-2",
2083                         .cbs.modify = lib_interface_isis_hello_interval_level_2_modify,
2084                 },
2085                 {
2086                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/hello/multiplier/level-1",
2087                         .cbs.modify = lib_interface_isis_hello_multiplier_level_1_modify,
2088                 },
2089                 {
2090                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/hello/multiplier/level-2",
2091                         .cbs.modify = lib_interface_isis_hello_multiplier_level_2_modify,
2092                 },
2093                 {
2094                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/metric/level-1",
2095                         .cbs.modify = lib_interface_isis_metric_level_1_modify,
2096                 },
2097                 {
2098                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/metric/level-2",
2099                         .cbs.modify = lib_interface_isis_metric_level_2_modify,
2100                 },
2101                 {
2102                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/priority/level-1",
2103                         .cbs.modify = lib_interface_isis_priority_level_1_modify,
2104                 },
2105                 {
2106                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/priority/level-2",
2107                         .cbs.modify = lib_interface_isis_priority_level_2_modify,
2108                 },
2109                 {
2110                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/network-type",
2111                         .cbs.modify = lib_interface_isis_network_type_modify,
2112                         .cbs.delete = lib_interface_isis_network_type_delete,
2113                 },
2114                 {
2115                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/passive",
2116                         .cbs.create = lib_interface_isis_passive_create,
2117                         .cbs.delete = lib_interface_isis_passive_delete,
2118                 },
2119                 {
2120                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/password",
2121                         .cbs.create = lib_interface_isis_password_create,
2122                         .cbs.delete = lib_interface_isis_password_delete,
2123                 },
2124                 {
2125                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/password/password",
2126                         .cbs.modify = lib_interface_isis_password_password_modify,
2127                 },
2128                 {
2129                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/password/password-type",
2130                         .cbs.modify = lib_interface_isis_password_password_type_modify,
2131                 },
2132                 {
2133                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/disable-three-way-handshake",
2134                         .cbs.create = lib_interface_isis_disable_three_way_handshake_create,
2135                         .cbs.delete = lib_interface_isis_disable_three_way_handshake_delete,
2136                 },
2137                 {
2138                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv4-unicast",
2139                         .cbs.modify = lib_interface_isis_multi_topology_ipv4_unicast_modify,
2140                 },
2141                 {
2142                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv4-multicast",
2143                         .cbs.modify = lib_interface_isis_multi_topology_ipv4_multicast_modify,
2144                 },
2145                 {
2146                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv4-management",
2147                         .cbs.modify = lib_interface_isis_multi_topology_ipv4_management_modify,
2148                 },
2149                 {
2150                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-unicast",
2151                         .cbs.modify = lib_interface_isis_multi_topology_ipv6_unicast_modify,
2152                 },
2153                 {
2154                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-multicast",
2155                         .cbs.modify = lib_interface_isis_multi_topology_ipv6_multicast_modify,
2156                 },
2157                 {
2158                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-management",
2159                         .cbs.modify = lib_interface_isis_multi_topology_ipv6_management_modify,
2160                 },
2161                 {
2162                         .xpath = "/frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-dstsrc",
2163                         .cbs.modify = lib_interface_isis_multi_topology_ipv6_dstsrc_modify,
2164                 },
2165                 {
2166                         .xpath = NULL,
2167                 },
2168         }
2169 };