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Merge pull request #10146 from ton31337/fix/acl_bmp
[mirror_frr.git] / isisd / isis_nb_config.c
CommitLineData
2a1c520e
RW		 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
2f7cc7bc 25#include "printfrr.h"
2a1c520e
RW		 26#include "northbound.h"
27#include "linklist.h"
28#include "log.h"
29#include "bfd.h"
e886416f 30#include "filter.h"
16fe8cff 31#include "plist.h"
2a1c520e
RW		 32#include "spf_backoff.h"
33#include "lib_errors.h"
34#include "vrf.h"
1cbf96a8 35#include "ldp_sync.h"
2a1c520e
RW		 36
37#include "isisd/isisd.h"
38#include "isisd/isis_nb.h"
39#include "isisd/isis_common.h"
40#include "isisd/isis_bfd.h"
41#include "isisd/isis_circuit.h"
42#include "isisd/isis_lsp.h"
43#include "isisd/isis_dynhn.h"
44#include "isisd/isis_misc.h"
45#include "isisd/isis_csm.h"
46#include "isisd/isis_adjacency.h"
47#include "isisd/isis_spf.h"
c951ee6e 48#include "isisd/isis_spf_private.h"
2a1c520e 49#include "isisd/isis_te.h"
2a1c520e
RW		 50#include "isisd/isis_mt.h"
51#include "isisd/isis_redist.h"
1cbf96a8 52#include "isisd/isis_ldp_sync.h"
68800d62 53#include "isisd/isis_dr.h"
1cbf96a8 54
66b9a381
DL		 55DEFINE_MTYPE_STATIC(ISISD, ISIS_MPLS_TE, "ISIS MPLS_TE parameters");
56DEFINE_MTYPE_STATIC(ISISD, ISIS_PLIST_NAME, "ISIS prefix-list name");
57
2a1c520e
RW		 58/*
59 * XPath: /frr-isisd:isis/instance
60 */
60ee8be1 61int isis_instance_create(struct nb_cb_create_args *args)
2a1c520e
RW		 62{
63 struct isis_area *area;
64 const char *area_tag;
65251ce8 65 const char *vrf_name;
2a1c520e 66
60ee8be1 67 if (args->event != NB_EV_APPLY)
2a1c520e 68 return NB_OK;
65251ce8 69 vrf_name = yang_dnode_get_string(args->dnode, "./vrf");
60ee8be1 70 area_tag = yang_dnode_get_string(args->dnode, "./area-tag");
5cfffcdd 71
65251ce8 72 area = isis_area_lookup_by_vrf(area_tag, vrf_name);
2a1c520e
RW		 73 if (area)
74 return NB_ERR_INCONSISTENCY;
75
65251ce8 76 area = isis_area_create(area_tag, vrf_name);
77
2a1c520e 78 /* save area in dnode to avoid looking it up all the time */
60ee8be1 79 nb_running_set_entry(args->dnode, area);
2a1c520e
RW		 80
81 return NB_OK;
82}
83
60ee8be1 84int isis_instance_destroy(struct nb_cb_destroy_args *args)
2a1c520e
RW		 85{
86 struct isis_area *area;
87
60ee8be1 88 if (args->event != NB_EV_APPLY)
2a1c520e 89 return NB_OK;
60ee8be1 90 area = nb_running_unset_entry(args->dnode);
1cbf96a8 91
8d0c4f1b 92 isis_area_destroy(area);
2a1c520e
RW		 93 return NB_OK;
94}
95
96/*
97 * XPath: /frr-isisd:isis/instance/is-type
98 */
60ee8be1 99int isis_instance_is_type_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 100{
101 struct isis_area *area;
102 int type;
103
60ee8be1 104 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 105 return NB_OK;
106
60ee8be1
RW		 107 area = nb_running_get_entry(args->dnode, NULL, true);
108 type = yang_dnode_get_enum(args->dnode, NULL);
2a1c520e
RW		 109 isis_area_is_type_set(area, type);
110
111 return NB_OK;
112}
113
0a156eec
IR		 114struct sysid_iter {
115 struct area_addr *addr;
116 bool same;
117};
118
119static int sysid_iter_cb(const struct lyd_node *dnode, void *arg)
120{
121 struct sysid_iter *iter = arg;
122 struct area_addr addr;
123 const char *net;
124
125 net = yang_dnode_get_string(dnode, NULL);
126 addr.addr_len = dotformat2buff(addr.area_addr, net);
127
128 if (memcmp(GETSYSID(iter->addr), GETSYSID((&addr)), ISIS_SYS_ID_LEN)) {
129 iter->same = false;
130 return YANG_ITER_STOP;
131 }
132
133 return YANG_ITER_CONTINUE;
134}
135
2a1c520e
RW		 136/*
137 * XPath: /frr-isisd:isis/instance/area-address
138 */
60ee8be1 139int isis_instance_area_address_create(struct nb_cb_create_args *args)
2a1c520e
RW		 140{
141 struct isis_area *area;
142 struct area_addr addr, *addrr = NULL, *addrp = NULL;
143 struct listnode *node;
0a156eec 144 struct sysid_iter iter;
2a1c520e 145 uint8_t buff[255];
60ee8be1 146 const char *net_title = yang_dnode_get_string(args->dnode, NULL);
2a1c520e 147
60ee8be1 148 switch (args->event) {
2a1c520e
RW		 149 case NB_EV_VALIDATE:
150 addr.addr_len = dotformat2buff(buff, net_title);
151 memcpy(addr.area_addr, buff, addr.addr_len);
152 if (addr.area_addr[addr.addr_len - 1] != 0) {
10bdc68f
RW		 153 snprintf(
154 args->errmsg, args->errmsg_len,
2a1c520e
RW		 155 "nsel byte (last byte) in area address must be 0");
156 return NB_ERR_VALIDATION;
157 }
0a156eec
IR		 158
159 iter.addr = &addr;
160 iter.same = true;
161
162 yang_dnode_iterate(sysid_iter_cb, &iter, args->dnode,
163 "../area-address");
164
165 if (!iter.same) {
166 snprintf(
167 args->errmsg, args->errmsg_len,
168 "System ID must not change when defining additional area addresses");
169 return NB_ERR_VALIDATION;
2a1c520e
RW		 170 }
171 break;
172 case NB_EV_PREPARE:
173 addrr = XMALLOC(MTYPE_ISIS_AREA_ADDR, sizeof(struct area_addr));
174 addrr->addr_len = dotformat2buff(buff, net_title);
175 memcpy(addrr->area_addr, buff, addrr->addr_len);
60ee8be1 176 args->resource->ptr = addrr;
2a1c520e
RW		 177 break;
178 case NB_EV_ABORT:
60ee8be1 179 XFREE(MTYPE_ISIS_AREA_ADDR, args->resource->ptr);
2a1c520e
RW		 180 break;
181 case NB_EV_APPLY:
60ee8be1
RW		 182 area = nb_running_get_entry(args->dnode, NULL, true);
183 addrr = args->resource->ptr;
65251ce8 184 assert(area);
2a1c520e 185
eab88f36 186 if (area->isis->sysid_set == 0) {
2a1c520e
RW		 187 /*
188 * First area address - get the SystemID for this router
189 */
eab88f36
K		 190 memcpy(area->isis->sysid, GETSYSID(addrr),
191 ISIS_SYS_ID_LEN);
192 area->isis->sysid_set = 1;
2a1c520e
RW		 193 } else {
194 /* check that we don't already have this address */
195 for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node,
196 addrp)) {
197 if ((addrp->addr_len + ISIS_SYS_ID_LEN
198 + ISIS_NSEL_LEN)
199 != (addrr->addr_len))
200 continue;
201 if (!memcmp(addrp->area_addr, addrr->area_addr,
202 addrr->addr_len)) {
203 XFREE(MTYPE_ISIS_AREA_ADDR, addrr);
204 return NB_OK; /* silent fail */
205 }
206 }
207 }
208
209 /*Forget the systemID part of the address */
210 addrr->addr_len -= (ISIS_SYS_ID_LEN + ISIS_NSEL_LEN);
211 assert(area->area_addrs); /* to silence scan-build sillyness */
212 listnode_add(area->area_addrs, addrr);
213
214 /* only now we can safely generate our LSPs for this area */
215 if (listcount(area->area_addrs) > 0) {
216 if (area->is_type & IS_LEVEL_1)
217 lsp_generate(area, IS_LEVEL_1);
218 if (area->is_type & IS_LEVEL_2)
219 lsp_generate(area, IS_LEVEL_2);
220 }
221 break;
222 }
223
224 return NB_OK;
225}
226
60ee8be1 227int isis_instance_area_address_destroy(struct nb_cb_destroy_args *args)
2a1c520e
RW		 228{
229 struct area_addr addr, *addrp = NULL;
230 struct listnode *node;
231 uint8_t buff[255];
232 struct isis_area *area;
233 const char *net_title;
68800d62
KS		 234 struct listnode *cnode;
235 struct isis_circuit *circuit;
236 int lvl;
2a1c520e 237
60ee8be1 238 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 239 return NB_OK;
240
60ee8be1 241 net_title = yang_dnode_get_string(args->dnode, NULL);
2a1c520e
RW		 242 addr.addr_len = dotformat2buff(buff, net_title);
243 memcpy(addr.area_addr, buff, (int)addr.addr_len);
60ee8be1 244 area = nb_running_get_entry(args->dnode, NULL, true);
eab88f36 245
2a1c520e
RW		 246 for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node, addrp)) {
247 if ((addrp->addr_len + ISIS_SYS_ID_LEN + 1) == addr.addr_len
248 && !memcmp(addrp->area_addr, addr.area_addr, addr.addr_len))
249 break;
250 }
251 if (!addrp)
252 return NB_ERR_INCONSISTENCY;
253
254 listnode_delete(area->area_addrs, addrp);
255 XFREE(MTYPE_ISIS_AREA_ADDR, addrp);
256 /*
257 * Last area address - reset the SystemID for this router
258 */
259 if (listcount(area->area_addrs) == 0) {
68800d62
KS		 260 for (ALL_LIST_ELEMENTS_RO(area->circuit_list, cnode, circuit))
261 for (lvl = IS_LEVEL_1; lvl <= IS_LEVEL_2; ++lvl) {
262 if (circuit->u.bc.is_dr[lvl - 1])
263 isis_dr_resign(circuit, lvl);
264 }
eab88f36
K		 265 memset(area->isis->sysid, 0, ISIS_SYS_ID_LEN);
266 area->isis->sysid_set = 0;
e740f9c1 267 if (IS_DEBUG_EVENTS)
2a1c520e
RW		 268 zlog_debug("Router has no SystemID");
269 }
270
271 return NB_OK;
272}
273
274/*
275 * XPath: /frr-isisd:isis/instance/dynamic-hostname
276 */
60ee8be1 277int isis_instance_dynamic_hostname_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 278{
279 struct isis_area *area;
280
60ee8be1 281 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 282 return NB_OK;
283
60ee8be1
RW		 284 area = nb_running_get_entry(args->dnode, NULL, true);
285 isis_area_dynhostname_set(area, yang_dnode_get_bool(args->dnode, NULL));
2a1c520e
RW		 286
287 return NB_OK;
288}
289
290/*
f3abc412 291 * XPath: /frr-isisd:isis/instance/attach-send
2a1c520e 292 */
f3abc412 293int isis_instance_attached_send_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 294{
295 struct isis_area *area;
296 bool attached;
297
60ee8be1 298 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 299 return NB_OK;
300
60ee8be1
RW		 301 area = nb_running_get_entry(args->dnode, NULL, true);
302 attached = yang_dnode_get_bool(args->dnode, NULL);
f3abc412 303 isis_area_attached_bit_send_set(area, attached);
2a1c520e
RW		 304
305 return NB_OK;
306}
307
f3abc412 308/*
309 * XPath: /frr-isisd:isis/instance/attach-receive-ignore
310 */
311int isis_instance_attached_receive_modify(struct nb_cb_modify_args *args)
312{
313 struct isis_area *area;
314 bool attached;
315
316 if (args->event != NB_EV_APPLY)
317 return NB_OK;
318
319 area = nb_running_get_entry(args->dnode, NULL, true);
320 attached = yang_dnode_get_bool(args->dnode, NULL);
321 isis_area_attached_bit_receive_set(area, attached);
322
323 return NB_OK;
324}
325
326/*
327 * XPath: /frr-isisd:isis/instance/attached
328 */
329int isis_instance_attached_modify(struct nb_cb_modify_args *args)
330{
331 return NB_OK;
332}
333
2a1c520e
RW		 334/*
335 * XPath: /frr-isisd:isis/instance/overload
336 */
60ee8be1 337int isis_instance_overload_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 338{
339 struct isis_area *area;
340 bool overload;
341
60ee8be1 342 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 343 return NB_OK;
344
60ee8be1
RW		 345 area = nb_running_get_entry(args->dnode, NULL, true);
346 overload = yang_dnode_get_bool(args->dnode, NULL);
2a1c520e
RW		 347 isis_area_overload_bit_set(area, overload);
348
349 return NB_OK;
350}
351
352/*
353 * XPath: /frr-isisd:isis/instance/metric-style
354 */
60ee8be1 355int isis_instance_metric_style_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 356{
357 struct isis_area *area;
358 bool old_metric, new_metric;
60ee8be1
RW		 359 enum isis_metric_style metric_style =
360 yang_dnode_get_enum(args->dnode, NULL);
2a1c520e 361
60ee8be1 362 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 363 return NB_OK;
364
60ee8be1 365 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 366 old_metric = (metric_style == ISIS_WIDE_METRIC) ? false : true;
367 new_metric = (metric_style == ISIS_NARROW_METRIC) ? false : true;
368 isis_area_metricstyle_set(area, old_metric, new_metric);
369
370 return NB_OK;
371}
372
373/*
374 * XPath: /frr-isisd:isis/instance/purge-originator
375 */
60ee8be1 376int isis_instance_purge_originator_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 377{
378 struct isis_area *area;
379
60ee8be1 380 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 381 return NB_OK;
382
60ee8be1
RW		 383 area = nb_running_get_entry(args->dnode, NULL, true);
384 area->purge_originator = yang_dnode_get_bool(args->dnode, NULL);
2a1c520e
RW		 385
386 return NB_OK;
387}
388
389/*
390 * XPath: /frr-isisd:isis/instance/lsp/mtu
391 */
60ee8be1 392int isis_instance_lsp_mtu_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 393{
394 struct listnode *node;
395 struct isis_circuit *circuit;
60ee8be1 396 uint16_t lsp_mtu = yang_dnode_get_uint16(args->dnode, NULL);
2a1c520e
RW		 397 struct isis_area *area;
398
60ee8be1 399 switch (args->event) {
2a1c520e 400 case NB_EV_VALIDATE:
60ee8be1 401 area = nb_running_get_entry(args->dnode, NULL, false);
2a1c520e
RW		 402 if (!area)
403 break;
404 for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit)) {
405 if (circuit->state != C_STATE_INIT
406 && circuit->state != C_STATE_UP)
407 continue;
408 if (lsp_mtu > isis_circuit_pdu_size(circuit)) {
10bdc68f
RW		 409 snprintf(
410 args->errmsg, args->errmsg_len,
2a1c520e
RW		 411 "ISIS area contains circuit %s, which has a maximum PDU size of %zu",
412 circuit->interface->name,
413 isis_circuit_pdu_size(circuit));
414 return NB_ERR_VALIDATION;
415 }
416 }
417 break;
418 case NB_EV_PREPARE:
419 case NB_EV_ABORT:
420 break;
421 case NB_EV_APPLY:
60ee8be1 422 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 423 isis_area_lsp_mtu_set(area, lsp_mtu);
424 break;
425 }
426
427 return NB_OK;
428}
429
430/*
d2c970ff 431 * XPath: /frr-isisd:isis/instance/lsp/timers/level-1/refresh-interval
2a1c520e
RW		 432 */
433int isis_instance_lsp_refresh_interval_level_1_modify(
60ee8be1 434 struct nb_cb_modify_args *args)
2a1c520e
RW		 435{
436 struct isis_area *area;
437 uint16_t refr_int;
438
60ee8be1 439 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 440 return NB_OK;
441
60ee8be1
RW		 442 refr_int = yang_dnode_get_uint16(args->dnode, NULL);
443 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 444 isis_area_lsp_refresh_set(area, IS_LEVEL_1, refr_int);
445
446 return NB_OK;
447}
448
449/*
d2c970ff 450 * XPath: /frr-isisd:isis/instance/lsp/timers/level-2/refresh-interval
2a1c520e
RW		 451 */
452int isis_instance_lsp_refresh_interval_level_2_modify(
60ee8be1 453 struct nb_cb_modify_args *args)
2a1c520e
RW		 454{
455 struct isis_area *area;
456 uint16_t refr_int;
457
60ee8be1 458 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 459 return NB_OK;
460
60ee8be1
RW		 461 refr_int = yang_dnode_get_uint16(args->dnode, NULL);
462 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 463 isis_area_lsp_refresh_set(area, IS_LEVEL_2, refr_int);
464
465 return NB_OK;
466}
467
468/*
d2c970ff 469 * XPath: /frr-isisd:isis/instance/lsp/timers/level-1/maximum-lifetime
2a1c520e
RW		 470 */
471int isis_instance_lsp_maximum_lifetime_level_1_modify(
60ee8be1 472 struct nb_cb_modify_args *args)
2a1c520e
RW		 473{
474 struct isis_area *area;
475 uint16_t max_lt;
476
60ee8be1 477 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 478 return NB_OK;
479
60ee8be1
RW		 480 max_lt = yang_dnode_get_uint16(args->dnode, NULL);
481 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 482 isis_area_max_lsp_lifetime_set(area, IS_LEVEL_1, max_lt);
483
484 return NB_OK;
485}
486
487/*
d2c970ff 488 * XPath: /frr-isisd:isis/instance/lsp/timers/level-2/maximum-lifetime
2a1c520e
RW		 489 */
490int isis_instance_lsp_maximum_lifetime_level_2_modify(
60ee8be1 491 struct nb_cb_modify_args *args)
2a1c520e
RW		 492{
493 struct isis_area *area;
494 uint16_t max_lt;
495
60ee8be1 496 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 497 return NB_OK;
498
60ee8be1
RW		 499 max_lt = yang_dnode_get_uint16(args->dnode, NULL);
500 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 501 isis_area_max_lsp_lifetime_set(area, IS_LEVEL_2, max_lt);
502
503 return NB_OK;
504}
505
506/*
d2c970ff 507 * XPath: /frr-isisd:isis/instance/lsp/timers/level-1/generation-interval
2a1c520e
RW		 508 */
509int isis_instance_lsp_generation_interval_level_1_modify(
60ee8be1 510 struct nb_cb_modify_args *args)
2a1c520e
RW		 511{
512 struct isis_area *area;
513 uint16_t gen_int;
514
60ee8be1 515 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 516 return NB_OK;
517
60ee8be1
RW		 518 gen_int = yang_dnode_get_uint16(args->dnode, NULL);
519 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 520 area->lsp_gen_interval[0] = gen_int;
521
522 return NB_OK;
523}
524
525/*
d2c970ff 526 * XPath: /frr-isisd:isis/instance/lsp/timers/level-2/generation-interval
2a1c520e
RW		 527 */
528int isis_instance_lsp_generation_interval_level_2_modify(
60ee8be1 529 struct nb_cb_modify_args *args)
2a1c520e
RW		 530{
531 struct isis_area *area;
532 uint16_t gen_int;
533
60ee8be1 534 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 535 return NB_OK;
536
60ee8be1
RW		 537 gen_int = yang_dnode_get_uint16(args->dnode, NULL);
538 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 539 area->lsp_gen_interval[1] = gen_int;
540
541 return NB_OK;
542}
543
544/*
545 * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay
546 */
60ee8be1 547void ietf_backoff_delay_apply_finish(struct nb_cb_apply_finish_args *args)
2a1c520e 548{
60ee8be1
RW		 549 long init_delay = yang_dnode_get_uint16(args->dnode, "./init-delay");
550 long short_delay = yang_dnode_get_uint16(args->dnode, "./short-delay");
551 long long_delay = yang_dnode_get_uint16(args->dnode, "./long-delay");
552 long holddown = yang_dnode_get_uint16(args->dnode, "./hold-down");
553 long timetolearn =
554 yang_dnode_get_uint16(args->dnode, "./time-to-learn");
555 struct isis_area *area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 556 size_t bufsiz = strlen(area->area_tag) + sizeof("IS-IS Lx");
557 char *buf = XCALLOC(MTYPE_TMP, bufsiz);
558
559 snprintf(buf, bufsiz, "IS-IS %s L1", area->area_tag);
560 spf_backoff_free(area->spf_delay_ietf[0]);
561 area->spf_delay_ietf[0] =
562 spf_backoff_new(master, buf, init_delay, short_delay,
563 long_delay, holddown, timetolearn);
564
565 snprintf(buf, bufsiz, "IS-IS %s L2", area->area_tag);
566 spf_backoff_free(area->spf_delay_ietf[1]);
567 area->spf_delay_ietf[1] =
568 spf_backoff_new(master, buf, init_delay, short_delay,
569 long_delay, holddown, timetolearn);
570
571 XFREE(MTYPE_TMP, buf);
572}
573
60ee8be1 574int isis_instance_spf_ietf_backoff_delay_create(struct nb_cb_create_args *args)
2a1c520e
RW		 575{
576 /* All the work is done in the apply_finish */
577 return NB_OK;
578}
579
60ee8be1
RW		 580int isis_instance_spf_ietf_backoff_delay_destroy(
581 struct nb_cb_destroy_args *args)
2a1c520e
RW		 582{
583 struct isis_area *area;
584
60ee8be1 585 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 586 return NB_OK;
587
60ee8be1 588 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 589 spf_backoff_free(area->spf_delay_ietf[0]);
590 spf_backoff_free(area->spf_delay_ietf[1]);
591 area->spf_delay_ietf[0] = NULL;
592 area->spf_delay_ietf[1] = NULL;
593
594 return NB_OK;
595}
596
597/*
598 * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay/init-delay
599 */
600int isis_instance_spf_ietf_backoff_delay_init_delay_modify(
60ee8be1 601 struct nb_cb_modify_args *args)
2a1c520e
RW		 602{
603 /* All the work is done in the apply_finish */
604 return NB_OK;
605}
606
607/*
608 * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay/short-delay
609 */
610int isis_instance_spf_ietf_backoff_delay_short_delay_modify(
60ee8be1 611 struct nb_cb_modify_args *args)
2a1c520e
RW		 612{
613 /* All the work is done in the apply_finish */
614 return NB_OK;
615}
616
617/*
618 * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay/long-delay
619 */
620int isis_instance_spf_ietf_backoff_delay_long_delay_modify(
60ee8be1 621 struct nb_cb_modify_args *args)
2a1c520e
RW		 622{
623 /* All the work is done in the apply_finish */
624 return NB_OK;
625}
626
627/*
628 * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay/hold-down
629 */
630int isis_instance_spf_ietf_backoff_delay_hold_down_modify(
60ee8be1 631 struct nb_cb_modify_args *args)
2a1c520e
RW		 632{
633 /* All the work is done in the apply_finish */
634 return NB_OK;
635}
636
637/*
638 * XPath: /frr-isisd:isis/instance/spf/ietf-backoff-delay/time-to-learn
639 */
640int isis_instance_spf_ietf_backoff_delay_time_to_learn_modify(
60ee8be1 641 struct nb_cb_modify_args *args)
2a1c520e
RW		 642{
643 /* All the work is done in the apply_finish */
644 return NB_OK;
645}
646
647/*
648 * XPath: /frr-isisd:isis/instance/spf/minimum-interval/level-1
649 */
650int isis_instance_spf_minimum_interval_level_1_modify(
60ee8be1 651 struct nb_cb_modify_args *args)
2a1c520e
RW		 652{
653 struct isis_area *area;
654
60ee8be1 655 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 656 return NB_OK;
657
60ee8be1
RW		 658 area = nb_running_get_entry(args->dnode, NULL, true);
659 area->min_spf_interval[0] = yang_dnode_get_uint16(args->dnode, NULL);
2a1c520e
RW		 660
661 return NB_OK;
662}
663
664/*
665 * XPath: /frr-isisd:isis/instance/spf/minimum-interval/level-2
666 */
667int isis_instance_spf_minimum_interval_level_2_modify(
60ee8be1 668 struct nb_cb_modify_args *args)
2a1c520e
RW		 669{
670 struct isis_area *area;
671
60ee8be1 672 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 673 return NB_OK;
674
60ee8be1
RW		 675 area = nb_running_get_entry(args->dnode, NULL, true);
676 area->min_spf_interval[1] = yang_dnode_get_uint16(args->dnode, NULL);
2a1c520e
RW		 677
678 return NB_OK;
679}
680
d20b14bc
RW		 681/*
682 * XPath:
683 * /frr-isisd:isis/instance/spf/prefix-priorities/critical/access-list-name
684 */
685int isis_instance_spf_prefix_priorities_critical_access_list_name_modify(
686 struct nb_cb_modify_args *args)
687{
e886416f
RW		 688 struct isis_area *area;
689 const char *acl_name;
690 struct spf_prefix_priority_acl *ppa;
691
692 if (args->event != NB_EV_APPLY)
693 return NB_OK;
694
695 area = nb_running_get_entry(args->dnode, NULL, true);
696 acl_name = yang_dnode_get_string(args->dnode, NULL);
697
698 ppa = &area->spf_prefix_priorities[SPF_PREFIX_PRIO_CRITICAL];
699 XFREE(MTYPE_ISIS_ACL_NAME, ppa->name);
700 ppa->name = XSTRDUP(MTYPE_ISIS_ACL_NAME, acl_name);
701 ppa->list_v4 = access_list_lookup(AFI_IP, acl_name);
702 ppa->list_v6 = access_list_lookup(AFI_IP6, acl_name);
703 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 704
705 return NB_OK;
706}
707
708int isis_instance_spf_prefix_priorities_critical_access_list_name_destroy(
709 struct nb_cb_destroy_args *args)
710{
e886416f
RW		 711 struct isis_area *area;
712 struct spf_prefix_priority_acl *ppa;
713
714 if (args->event != NB_EV_APPLY)
715 return NB_OK;
716
717 area = nb_running_get_entry(args->dnode, NULL, true);
718
719 ppa = &area->spf_prefix_priorities[SPF_PREFIX_PRIO_CRITICAL];
720 XFREE(MTYPE_ISIS_ACL_NAME, ppa->name);
721 ppa->list_v4 = NULL;
722 ppa->list_v6 = NULL;
723 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 724
725 return NB_OK;
726}
727
728/*
729 * XPath: /frr-isisd:isis/instance/spf/prefix-priorities/high/access-list-name
730 */
731int isis_instance_spf_prefix_priorities_high_access_list_name_modify(
732 struct nb_cb_modify_args *args)
733{
e886416f
RW		 734 struct isis_area *area;
735 const char *acl_name;
736 struct spf_prefix_priority_acl *ppa;
737
738 if (args->event != NB_EV_APPLY)
739 return NB_OK;
740
741 area = nb_running_get_entry(args->dnode, NULL, true);
742 acl_name = yang_dnode_get_string(args->dnode, NULL);
743
744 ppa = &area->spf_prefix_priorities[SPF_PREFIX_PRIO_HIGH];
745 XFREE(MTYPE_ISIS_ACL_NAME, ppa->name);
746 ppa->name = XSTRDUP(MTYPE_ISIS_ACL_NAME, acl_name);
747 ppa->list_v4 = access_list_lookup(AFI_IP, acl_name);
748 ppa->list_v6 = access_list_lookup(AFI_IP6, acl_name);
749 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 750
751 return NB_OK;
752}
753
754int isis_instance_spf_prefix_priorities_high_access_list_name_destroy(
755 struct nb_cb_destroy_args *args)
756{
e886416f
RW		 757 struct isis_area *area;
758 struct spf_prefix_priority_acl *ppa;
759
760 if (args->event != NB_EV_APPLY)
761 return NB_OK;
762
763 area = nb_running_get_entry(args->dnode, NULL, true);
764
765 ppa = &area->spf_prefix_priorities[SPF_PREFIX_PRIO_HIGH];
766 XFREE(MTYPE_ISIS_ACL_NAME, ppa->name);
767 ppa->list_v4 = NULL;
768 ppa->list_v6 = NULL;
769 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 770
771 return NB_OK;
772}
773
774/*
775 * XPath: /frr-isisd:isis/instance/spf/prefix-priorities/medium/access-list-name
776 */
777int isis_instance_spf_prefix_priorities_medium_access_list_name_modify(
778 struct nb_cb_modify_args *args)
779{
e886416f
RW		 780 struct isis_area *area;
781 const char *acl_name;
782 struct spf_prefix_priority_acl *ppa;
783
784 if (args->event != NB_EV_APPLY)
785 return NB_OK;
786
787 area = nb_running_get_entry(args->dnode, NULL, true);
788 acl_name = yang_dnode_get_string(args->dnode, NULL);
789
790 ppa = &area->spf_prefix_priorities[SPF_PREFIX_PRIO_MEDIUM];
791 XFREE(MTYPE_ISIS_ACL_NAME, ppa->name);
792 ppa->name = XSTRDUP(MTYPE_ISIS_ACL_NAME, acl_name);
793 ppa->list_v4 = access_list_lookup(AFI_IP, acl_name);
794 ppa->list_v6 = access_list_lookup(AFI_IP6, acl_name);
795 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 796
797 return NB_OK;
798}
799
800int isis_instance_spf_prefix_priorities_medium_access_list_name_destroy(
801 struct nb_cb_destroy_args *args)
802{
e886416f
RW		 803 struct isis_area *area;
804 struct spf_prefix_priority_acl *ppa;
805
806 if (args->event != NB_EV_APPLY)
807 return NB_OK;
808
809 area = nb_running_get_entry(args->dnode, NULL, true);
810
811 ppa = &area->spf_prefix_priorities[SPF_PREFIX_PRIO_MEDIUM];
812 XFREE(MTYPE_ISIS_ACL_NAME, ppa->name);
813 ppa->list_v4 = NULL;
814 ppa->list_v6 = NULL;
815 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 816
817 return NB_OK;
818}
819
2a1c520e
RW		 820/*
821 * XPath: /frr-isisd:isis/instance/area-password
822 */
60ee8be1 823void area_password_apply_finish(struct nb_cb_apply_finish_args *args)
2a1c520e 824{
60ee8be1
RW		 825 const char *password = yang_dnode_get_string(args->dnode, "./password");
826 struct isis_area *area = nb_running_get_entry(args->dnode, NULL, true);
827 int pass_type = yang_dnode_get_enum(args->dnode, "./password-type");
828 uint8_t snp_auth =
829 yang_dnode_get_enum(args->dnode, "./authenticate-snp");
2a1c520e
RW		 830
831 switch (pass_type) {
832 case ISIS_PASSWD_TYPE_CLEARTXT:
833 isis_area_passwd_cleartext_set(area, IS_LEVEL_1, password,
834 snp_auth);
835 break;
836 case ISIS_PASSWD_TYPE_HMAC_MD5:
837 isis_area_passwd_hmac_md5_set(area, IS_LEVEL_1, password,
838 snp_auth);
839 break;
840 }
841}
842
60ee8be1 843int isis_instance_area_password_create(struct nb_cb_create_args *args)
2a1c520e
RW		 844{
845 /* actual setting is done in apply_finish */
846 return NB_OK;
847}
848
60ee8be1 849int isis_instance_area_password_destroy(struct nb_cb_destroy_args *args)
2a1c520e
RW		 850{
851 struct isis_area *area;
852
60ee8be1 853 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 854 return NB_OK;
855
60ee8be1 856 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 857 isis_area_passwd_unset(area, IS_LEVEL_1);
858
859 return NB_OK;
860}
861
862/*
863 * XPath: /frr-isisd:isis/instance/area-password/password
864 */
60ee8be1 865int isis_instance_area_password_password_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 866{
867 /* actual setting is done in apply_finish */
868 return NB_OK;
869}
870
871/*
872 * XPath: /frr-isisd:isis/instance/area-password/password-type
873 */
874int isis_instance_area_password_password_type_modify(
60ee8be1 875 struct nb_cb_modify_args *args)
2a1c520e
RW		 876{
877 /* actual setting is done in apply_finish */
878 return NB_OK;
879}
880
881/*
882 * XPath: /frr-isisd:isis/instance/area-password/authenticate-snp
883 */
884int isis_instance_area_password_authenticate_snp_modify(
60ee8be1 885 struct nb_cb_modify_args *args)
2a1c520e
RW		 886{
887 /* actual setting is done in apply_finish */
888 return NB_OK;
889}
890
891/*
892 * XPath: /frr-isisd:isis/instance/domain-password
893 */
60ee8be1 894void domain_password_apply_finish(struct nb_cb_apply_finish_args *args)
2a1c520e 895{
60ee8be1
RW		 896 const char *password = yang_dnode_get_string(args->dnode, "./password");
897 struct isis_area *area = nb_running_get_entry(args->dnode, NULL, true);
898 int pass_type = yang_dnode_get_enum(args->dnode, "./password-type");
899 uint8_t snp_auth =
900 yang_dnode_get_enum(args->dnode, "./authenticate-snp");
2a1c520e
RW		 901
902 switch (pass_type) {
903 case ISIS_PASSWD_TYPE_CLEARTXT:
904 isis_area_passwd_cleartext_set(area, IS_LEVEL_2, password,
905 snp_auth);
906 break;
907 case ISIS_PASSWD_TYPE_HMAC_MD5:
908 isis_area_passwd_hmac_md5_set(area, IS_LEVEL_2, password,
909 snp_auth);
910 break;
911 }
912}
913
60ee8be1 914int isis_instance_domain_password_create(struct nb_cb_create_args *args)
2a1c520e
RW		 915{
916 /* actual setting is done in apply_finish */
917 return NB_OK;
918}
919
60ee8be1 920int isis_instance_domain_password_destroy(struct nb_cb_destroy_args *args)
2a1c520e
RW		 921{
922 struct isis_area *area;
923
60ee8be1 924 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 925 return NB_OK;
926
60ee8be1 927 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 928 isis_area_passwd_unset(area, IS_LEVEL_2);
929
930 return NB_OK;
931}
932
933/*
934 * XPath: /frr-isisd:isis/instance/domain-password/password
935 */
60ee8be1
RW		 936int isis_instance_domain_password_password_modify(
937 struct nb_cb_modify_args *args)
2a1c520e
RW		 938{
939 /* actual setting is done in apply_finish */
940 return NB_OK;
941}
942
943/*
944 * XPath: /frr-isisd:isis/instance/domain-password/password-type
945 */
946int isis_instance_domain_password_password_type_modify(
60ee8be1 947 struct nb_cb_modify_args *args)
2a1c520e
RW		 948{
949 /* actual setting is done in apply_finish */
950 return NB_OK;
951}
952
953/*
954 * XPath: /frr-isisd:isis/instance/domain-password/authenticate-snp
955 */
956int isis_instance_domain_password_authenticate_snp_modify(
60ee8be1 957 struct nb_cb_modify_args *args)
2a1c520e
RW		 958{
959 /* actual setting is done in apply_finish */
960 return NB_OK;
961}
962
963/*
964 * XPath: /frr-isisd:isis/instance/default-information-originate/ipv4
965 */
966void default_info_origin_apply_finish(const struct lyd_node *dnode, int family)
967{
968 int originate_type = DEFAULT_ORIGINATE;
969 unsigned long metric = 0;
970 const char *routemap = NULL;
971 struct isis_area *area = nb_running_get_entry(dnode, NULL, true);
972 int level = yang_dnode_get_enum(dnode, "./level");
973
974 if (yang_dnode_get_bool(dnode, "./always")) {
975 originate_type = DEFAULT_ORIGINATE_ALWAYS;
976 } else if (family == AF_INET6) {
977 zlog_warn(
978 "%s: Zebra doesn't implement default-originate for IPv6 yet, so use with care or use default-originate always.",
979 __func__);
980 }
981
982 if (yang_dnode_exists(dnode, "./metric"))
983 metric = yang_dnode_get_uint32(dnode, "./metric");
984 if (yang_dnode_exists(dnode, "./route-map"))
985 routemap = yang_dnode_get_string(dnode, "./route-map");
986
987 isis_redist_set(area, level, family, DEFAULT_ROUTE, metric, routemap,
988 originate_type);
989}
990
60ee8be1 991void default_info_origin_ipv4_apply_finish(struct nb_cb_apply_finish_args *args)
2a1c520e 992{
60ee8be1 993 default_info_origin_apply_finish(args->dnode, AF_INET);
2a1c520e
RW		 994}
995
60ee8be1 996void default_info_origin_ipv6_apply_finish(struct nb_cb_apply_finish_args *args)
2a1c520e 997{
60ee8be1 998 default_info_origin_apply_finish(args->dnode, AF_INET6);
2a1c520e
RW		 999}
1000
1001int isis_instance_default_information_originate_ipv4_create(
60ee8be1 1002 struct nb_cb_create_args *args)
2a1c520e
RW		 1003{
1004 /* It's all done by default_info_origin_apply_finish */
1005 return NB_OK;
1006}
1007
1008int isis_instance_default_information_originate_ipv4_destroy(
60ee8be1 1009 struct nb_cb_destroy_args *args)
2a1c520e
RW		 1010{
1011 struct isis_area *area;
1012 int level;
1013
60ee8be1 1014 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 1015 return NB_OK;
1016
60ee8be1
RW		 1017 area = nb_running_get_entry(args->dnode, NULL, true);
1018 level = yang_dnode_get_enum(args->dnode, "./level");
2a1c520e
RW		 1019 isis_redist_unset(area, level, AF_INET, DEFAULT_ROUTE);
1020
1021 return NB_OK;
1022}
1023
1024/*
1025 * XPath: /frr-isisd:isis/instance/default-information-originate/ipv4/always
1026 */
1027int isis_instance_default_information_originate_ipv4_always_modify(
60ee8be1 1028 struct nb_cb_modify_args *args)
2a1c520e
RW		 1029{
1030 /* It's all done by default_info_origin_apply_finish */
1031 return NB_OK;
1032}
1033
1034/*
1035 * XPath: /frr-isisd:isis/instance/default-information-originate/ipv4/route-map
1036 */
1037int isis_instance_default_information_originate_ipv4_route_map_modify(
60ee8be1 1038 struct nb_cb_modify_args *args)
2a1c520e
RW		 1039{
1040 /* It's all done by default_info_origin_apply_finish */
1041 return NB_OK;
1042}
1043
1044int isis_instance_default_information_originate_ipv4_route_map_destroy(
60ee8be1 1045 struct nb_cb_destroy_args *args)
2a1c520e
RW		 1046{
1047 /* It's all done by default_info_origin_apply_finish */
1048 return NB_OK;
1049}
1050
1051/*
1052 * XPath: /frr-isisd:isis/instance/default-information-originate/ipv4/metric
1053 */
1054int isis_instance_default_information_originate_ipv4_metric_modify(
60ee8be1 1055 struct nb_cb_modify_args *args)
2a1c520e
RW		 1056{
1057 /* It's all done by default_info_origin_apply_finish */
1058 return NB_OK;
1059}
1060
1061/*
1062 * XPath: /frr-isisd:isis/instance/default-information-originate/ipv6
1063 */
1064int isis_instance_default_information_originate_ipv6_create(
60ee8be1 1065 struct nb_cb_create_args *args)
2a1c520e
RW		 1066{
1067 /* It's all done by default_info_origin_apply_finish */
1068 return NB_OK;
1069}
1070
1071int isis_instance_default_information_originate_ipv6_destroy(
60ee8be1 1072 struct nb_cb_destroy_args *args)
2a1c520e
RW		 1073{
1074 struct isis_area *area;
1075 int level;
1076
60ee8be1 1077 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 1078 return NB_OK;
1079
60ee8be1
RW		 1080 area = nb_running_get_entry(args->dnode, NULL, true);
1081 level = yang_dnode_get_enum(args->dnode, "./level");
2a1c520e
RW		 1082 isis_redist_unset(area, level, AF_INET6, DEFAULT_ROUTE);
1083
1084 return NB_OK;
1085}
1086
1087/*
1088 * XPath: /frr-isisd:isis/instance/default-information-originate/ipv6/always
1089 */
1090int isis_instance_default_information_originate_ipv6_always_modify(
60ee8be1 1091 struct nb_cb_modify_args *args)
2a1c520e
RW		 1092{
1093 /* It's all done by default_info_origin_apply_finish */
1094 return NB_OK;
1095}
1096
1097/*
1098 * XPath: /frr-isisd:isis/instance/default-information-originate/ipv6/route-map
1099 */
1100int isis_instance_default_information_originate_ipv6_route_map_modify(
60ee8be1 1101 struct nb_cb_modify_args *args)
2a1c520e
RW		 1102{
1103 /* It's all done by default_info_origin_apply_finish */
1104 return NB_OK;
1105}
1106
1107int isis_instance_default_information_originate_ipv6_route_map_destroy(
60ee8be1 1108 struct nb_cb_destroy_args *args)
2a1c520e
RW		 1109{
1110 /* It's all done by default_info_origin_apply_finish */
1111 return NB_OK;
1112}
1113
1114/*
1115 * XPath: /frr-isisd:isis/instance/default-information-originate/ipv6/metric
1116 */
1117int isis_instance_default_information_originate_ipv6_metric_modify(
60ee8be1 1118 struct nb_cb_modify_args *args)
2a1c520e
RW		 1119{
1120 /* It's all done by default_info_origin_apply_finish */
1121 return NB_OK;
1122}
1123
1124/*
1125 * XPath: /frr-isisd:isis/instance/redistribute/ipv4
1126 */
1127void redistribute_apply_finish(const struct lyd_node *dnode, int family)
1128{
1129 assert(family == AF_INET || family == AF_INET6);
1130 int type, level;
1131 unsigned long metric = 0;
1132 const char *routemap = NULL;
1133 struct isis_area *area;
1134
1135 type = yang_dnode_get_enum(dnode, "./protocol");
1136 level = yang_dnode_get_enum(dnode, "./level");
1137 area = nb_running_get_entry(dnode, NULL, true);
1138
1139 if (yang_dnode_exists(dnode, "./metric"))
1140 metric = yang_dnode_get_uint32(dnode, "./metric");
1141 if (yang_dnode_exists(dnode, "./route-map"))
1142 routemap = yang_dnode_get_string(dnode, "./route-map");
1143
1144 isis_redist_set(area, level, family, type, metric, routemap, 0);
1145}
1146
60ee8be1 1147void redistribute_ipv4_apply_finish(struct nb_cb_apply_finish_args *args)
2a1c520e 1148{
60ee8be1 1149 redistribute_apply_finish(args->dnode, AF_INET);
2a1c520e
RW		 1150}
1151
60ee8be1 1152void redistribute_ipv6_apply_finish(struct nb_cb_apply_finish_args *args)
2a1c520e 1153{
60ee8be1 1154 redistribute_apply_finish(args->dnode, AF_INET6);
2a1c520e
RW		 1155}
1156
60ee8be1 1157int isis_instance_redistribute_ipv4_create(struct nb_cb_create_args *args)
2a1c520e
RW		 1158{
1159 /* It's all done by redistribute_apply_finish */
1160 return NB_OK;
1161}
1162
60ee8be1 1163int isis_instance_redistribute_ipv4_destroy(struct nb_cb_destroy_args *args)
2a1c520e
RW		 1164{
1165 struct isis_area *area;
1166 int level, type;
1167
60ee8be1 1168 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 1169 return NB_OK;
1170
60ee8be1
RW		 1171 area = nb_running_get_entry(args->dnode, NULL, true);
1172 level = yang_dnode_get_enum(args->dnode, "./level");
1173 type = yang_dnode_get_enum(args->dnode, "./protocol");
2a1c520e
RW		 1174 isis_redist_unset(area, level, AF_INET, type);
1175
1176 return NB_OK;
1177}
1178
1179/*
1180 * XPath: /frr-isisd:isis/instance/redistribute/ipv4/route-map
1181 */
1182int isis_instance_redistribute_ipv4_route_map_modify(
60ee8be1 1183 struct nb_cb_modify_args *args)
2a1c520e
RW		 1184{
1185 /* It's all done by redistribute_apply_finish */
1186 return NB_OK;
1187}
1188
1189int isis_instance_redistribute_ipv4_route_map_destroy(
60ee8be1 1190 struct nb_cb_destroy_args *args)
2a1c520e
RW		 1191{
1192 /* It's all done by redistribute_apply_finish */
1193 return NB_OK;
1194}
1195
1196/*
1197 * XPath: /frr-isisd:isis/instance/redistribute/ipv4/metric
1198 */
60ee8be1
RW		 1199int isis_instance_redistribute_ipv4_metric_modify(
1200 struct nb_cb_modify_args *args)
2a1c520e
RW		 1201{
1202 /* It's all done by redistribute_apply_finish */
1203 return NB_OK;
1204}
1205
1206/*
1207 * XPath: /frr-isisd:isis/instance/redistribute/ipv6
1208 */
60ee8be1 1209int isis_instance_redistribute_ipv6_create(struct nb_cb_create_args *args)
2a1c520e
RW		 1210{
1211 /* It's all done by redistribute_apply_finish */
1212 return NB_OK;
1213}
1214
60ee8be1 1215int isis_instance_redistribute_ipv6_destroy(struct nb_cb_destroy_args *args)
2a1c520e
RW		 1216{
1217 struct isis_area *area;
1218 int level, type;
1219
60ee8be1 1220 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 1221 return NB_OK;
1222
60ee8be1
RW		 1223 area = nb_running_get_entry(args->dnode, NULL, true);
1224 level = yang_dnode_get_enum(args->dnode, "./level");
1225 type = yang_dnode_get_enum(args->dnode, "./protocol");
2a1c520e
RW		 1226 isis_redist_unset(area, level, AF_INET6, type);
1227
1228 return NB_OK;
1229}
1230
1231/*
1232 * XPath: /frr-isisd:isis/instance/redistribute/ipv6/route-map
1233 */
1234int isis_instance_redistribute_ipv6_route_map_modify(
60ee8be1 1235 struct nb_cb_modify_args *args)
2a1c520e
RW		 1236{
1237 /* It's all done by redistribute_apply_finish */
1238 return NB_OK;
1239}
1240
1241int isis_instance_redistribute_ipv6_route_map_destroy(
60ee8be1 1242 struct nb_cb_destroy_args *args)
2a1c520e
RW		 1243{
1244 /* It's all done by redistribute_apply_finish */
1245 return NB_OK;
1246}
1247
1248/*
1249 * XPath: /frr-isisd:isis/instance/redistribute/ipv6/metric
1250 */
60ee8be1
RW		 1251int isis_instance_redistribute_ipv6_metric_modify(
1252 struct nb_cb_modify_args *args)
2a1c520e
RW		 1253{
1254 /* It's all done by redistribute_apply_finish */
1255 return NB_OK;
1256}
1257
1258/*
1259 * XPath: /frr-isisd:isis/instance/multi-topology/ipv4-multicast
1260 */
1261static int isis_multi_topology_common(enum nb_event event,
1262 const struct lyd_node *dnode,
10bdc68f 1263 char *errmsg, size_t errmsg_len,
2a1c520e
RW		 1264 const char *topology, bool create)
1265{
1266 struct isis_area *area;
1267 struct isis_area_mt_setting *setting;
1268 uint16_t mtid = isis_str2mtid(topology);
1269
1270 switch (event) {
1271 case NB_EV_VALIDATE:
1272 if (mtid == (uint16_t)-1) {
10bdc68f
RW		 1273 snprintf(errmsg, errmsg_len, "Unknown topology %s",
1274 topology);
2a1c520e
RW		 1275 return NB_ERR_VALIDATION;
1276 }
1277 break;
1278 case NB_EV_PREPARE:
1279 case NB_EV_ABORT:
1280 break;
1281 case NB_EV_APPLY:
1282 area = nb_running_get_entry(dnode, NULL, true);
1283 setting = area_get_mt_setting(area, mtid);
1284 setting->enabled = create;
1285 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 0);
1286 break;
1287 }
1288
1289 return NB_OK;
1290}
1291
1292static int isis_multi_topology_overload_common(enum nb_event event,
1293 const struct lyd_node *dnode,
1294 const char *topology)
1295{
1296 struct isis_area *area;
1297 struct isis_area_mt_setting *setting;
1298 uint16_t mtid = isis_str2mtid(topology);
1299
1300 /* validation is done in isis_multi_topology_common */
1301 if (event != NB_EV_APPLY)
1302 return NB_OK;
1303
1304 area = nb_running_get_entry(dnode, NULL, true);
1305 setting = area_get_mt_setting(area, mtid);
1306 setting->overload = yang_dnode_get_bool(dnode, NULL);
1307 if (setting->enabled)
1308 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 0);
1309
1310 return NB_OK;
1311}
1312
1313int isis_instance_multi_topology_ipv4_multicast_create(
60ee8be1 1314 struct nb_cb_create_args *args)
2a1c520e 1315{
60ee8be1 1316 return isis_multi_topology_common(args->event, args->dnode,
10bdc68f 1317 args->errmsg, args->errmsg_len,
60ee8be1 1318 "ipv4-multicast", true);
2a1c520e
RW		 1319}
1320
1321int isis_instance_multi_topology_ipv4_multicast_destroy(
60ee8be1 1322 struct nb_cb_destroy_args *args)
2a1c520e 1323{
60ee8be1 1324 return isis_multi_topology_common(args->event, args->dnode,
10bdc68f 1325 args->errmsg, args->errmsg_len,
60ee8be1 1326 "ipv4-multicast", false);
2a1c520e
RW		 1327}
1328
1329/*
1330 * XPath: /frr-isisd:isis/instance/multi-topology/ipv4-multicast/overload
1331 */
1332int isis_instance_multi_topology_ipv4_multicast_overload_modify(
60ee8be1 1333 struct nb_cb_modify_args *args)
2a1c520e 1334{
60ee8be1 1335 return isis_multi_topology_overload_common(args->event, args->dnode,
2a1c520e
RW		 1336 "ipv4-multicast");
1337}
1338
1339/*
1340 * XPath: /frr-isisd:isis/instance/multi-topology/ipv4-management
1341 */
1342int isis_instance_multi_topology_ipv4_management_create(
60ee8be1 1343 struct nb_cb_create_args *args)
2a1c520e 1344{
10bdc68f
RW		 1345 return isis_multi_topology_common(args->event, args->dnode,
1346 args->errmsg, args->errmsg_len,
1347 "ipv4-mgmt", true);
2a1c520e
RW		 1348}
1349
1350int isis_instance_multi_topology_ipv4_management_destroy(
60ee8be1 1351 struct nb_cb_destroy_args *args)
2a1c520e 1352{
10bdc68f
RW		 1353 return isis_multi_topology_common(args->event, args->dnode,
1354 args->errmsg, args->errmsg_len,
1355 "ipv4-mgmt", false);
2a1c520e
RW		 1356}
1357
1358/*
1359 * XPath: /frr-isisd:isis/instance/multi-topology/ipv4-management/overload
1360 */
1361int isis_instance_multi_topology_ipv4_management_overload_modify(
60ee8be1 1362 struct nb_cb_modify_args *args)
2a1c520e 1363{
60ee8be1
RW		 1364 return isis_multi_topology_overload_common(args->event, args->dnode,
1365 "ipv4-mgmt");
2a1c520e
RW		 1366}
1367
1368/*
1369 * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-unicast
1370 */
1371int isis_instance_multi_topology_ipv6_unicast_create(
60ee8be1 1372 struct nb_cb_create_args *args)
2a1c520e 1373{
60ee8be1 1374 return isis_multi_topology_common(args->event, args->dnode,
10bdc68f 1375 args->errmsg, args->errmsg_len,
60ee8be1 1376 "ipv6-unicast", true);
2a1c520e
RW		 1377}
1378
1379int isis_instance_multi_topology_ipv6_unicast_destroy(
60ee8be1 1380 struct nb_cb_destroy_args *args)
2a1c520e 1381{
60ee8be1 1382 return isis_multi_topology_common(args->event, args->dnode,
10bdc68f 1383 args->errmsg, args->errmsg_len,
60ee8be1 1384 "ipv6-unicast", false);
2a1c520e
RW		 1385}
1386
1387/*
1388 * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-unicast/overload
1389 */
1390int isis_instance_multi_topology_ipv6_unicast_overload_modify(
60ee8be1 1391 struct nb_cb_modify_args *args)
2a1c520e 1392{
60ee8be1 1393 return isis_multi_topology_overload_common(args->event, args->dnode,
2a1c520e
RW		 1394 "ipv6-unicast");
1395}
1396
1397/*
1398 * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-multicast
1399 */
1400int isis_instance_multi_topology_ipv6_multicast_create(
60ee8be1 1401 struct nb_cb_create_args *args)
2a1c520e 1402{
60ee8be1 1403 return isis_multi_topology_common(args->event, args->dnode,
10bdc68f 1404 args->errmsg, args->errmsg_len,
60ee8be1 1405 "ipv6-multicast", true);
2a1c520e
RW		 1406}
1407
1408int isis_instance_multi_topology_ipv6_multicast_destroy(
60ee8be1 1409 struct nb_cb_destroy_args *args)
2a1c520e 1410{
60ee8be1 1411 return isis_multi_topology_common(args->event, args->dnode,
10bdc68f 1412 args->errmsg, args->errmsg_len,
60ee8be1 1413 "ipv6-multicast", false);
2a1c520e
RW		 1414}
1415
1416/*
1417 * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-multicast/overload
1418 */
1419int isis_instance_multi_topology_ipv6_multicast_overload_modify(
60ee8be1 1420 struct nb_cb_modify_args *args)
2a1c520e 1421{
60ee8be1 1422 return isis_multi_topology_overload_common(args->event, args->dnode,
2a1c520e
RW		 1423 "ipv6-multicast");
1424}
1425
1426/*
1427 * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-management
1428 */
1429int isis_instance_multi_topology_ipv6_management_create(
60ee8be1 1430 struct nb_cb_create_args *args)
2a1c520e 1431{
10bdc68f
RW		 1432 return isis_multi_topology_common(args->event, args->dnode,
1433 args->errmsg, args->errmsg_len,
1434 "ipv6-mgmt", true);
2a1c520e
RW		 1435}
1436
1437int isis_instance_multi_topology_ipv6_management_destroy(
60ee8be1 1438 struct nb_cb_destroy_args *args)
2a1c520e 1439{
10bdc68f
RW		 1440 return isis_multi_topology_common(args->event, args->dnode,
1441 args->errmsg, args->errmsg_len,
1442 "ipv6-mgmt", false);
2a1c520e
RW		 1443}
1444
1445/*
1446 * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-management/overload
1447 */
1448int isis_instance_multi_topology_ipv6_management_overload_modify(
60ee8be1 1449 struct nb_cb_modify_args *args)
2a1c520e 1450{
60ee8be1
RW		 1451 return isis_multi_topology_overload_common(args->event, args->dnode,
1452 "ipv6-mgmt");
2a1c520e
RW		 1453}
1454
1455/*
1456 * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-dstsrc
1457 */
1458int isis_instance_multi_topology_ipv6_dstsrc_create(
60ee8be1 1459 struct nb_cb_create_args *args)
2a1c520e 1460{
60ee8be1 1461 return isis_multi_topology_common(args->event, args->dnode,
10bdc68f 1462 args->errmsg, args->errmsg_len,
60ee8be1 1463 "ipv6-dstsrc", true);
2a1c520e
RW		 1464}
1465
1466int isis_instance_multi_topology_ipv6_dstsrc_destroy(
60ee8be1 1467 struct nb_cb_destroy_args *args)
2a1c520e 1468{
60ee8be1 1469 return isis_multi_topology_common(args->event, args->dnode,
10bdc68f 1470 args->errmsg, args->errmsg_len,
60ee8be1 1471 "ipv6-dstsrc", false);
2a1c520e
RW		 1472}
1473
1474/*
1475 * XPath: /frr-isisd:isis/instance/multi-topology/ipv6-dstsrc/overload
1476 */
1477int isis_instance_multi_topology_ipv6_dstsrc_overload_modify(
60ee8be1 1478 struct nb_cb_modify_args *args)
2a1c520e 1479{
60ee8be1
RW		 1480 return isis_multi_topology_overload_common(args->event, args->dnode,
1481 "ipv6-dstsrc");
2a1c520e
RW		 1482}
1483
d20b14bc
RW		 1484/*
1485 * XPath: /frr-isisd:isis/instance/fast-reroute/level-1/lfa/load-sharing
1486 */
1487int isis_instance_fast_reroute_level_1_lfa_load_sharing_modify(
1488 struct nb_cb_modify_args *args)
1489{
e886416f
RW		 1490 struct isis_area *area;
1491
1492 if (args->event != NB_EV_APPLY)
1493 return NB_OK;
1494
1495 area = nb_running_get_entry(args->dnode, NULL, true);
1496 area->lfa_load_sharing[0] = yang_dnode_get_bool(args->dnode, NULL);
1497 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 1498
1499 return NB_OK;
1500}
1501
1502/*
1503 * XPath: /frr-isisd:isis/instance/fast-reroute/level-1/lfa/priority-limit
1504 */
1505int isis_instance_fast_reroute_level_1_lfa_priority_limit_modify(
1506 struct nb_cb_modify_args *args)
1507{
e886416f
RW		 1508 struct isis_area *area;
1509
1510 if (args->event != NB_EV_APPLY)
1511 return NB_OK;
1512
1513 area = nb_running_get_entry(args->dnode, NULL, true);
1514 area->lfa_priority_limit[0] = yang_dnode_get_enum(args->dnode, NULL);
1515 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 1516
1517 return NB_OK;
1518}
1519
1520int isis_instance_fast_reroute_level_1_lfa_priority_limit_destroy(
1521 struct nb_cb_destroy_args *args)
1522{
e886416f
RW		 1523 struct isis_area *area;
1524
1525 if (args->event != NB_EV_APPLY)
1526 return NB_OK;
1527
1528 area = nb_running_get_entry(args->dnode, NULL, true);
1529 area->lfa_priority_limit[0] = SPF_PREFIX_PRIO_LOW;
1530 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 1531
1532 return NB_OK;
1533}
1534
1535/*
1536 * XPath: /frr-isisd:isis/instance/fast-reroute/level-1/lfa/tiebreaker
1537 */
1538int isis_instance_fast_reroute_level_1_lfa_tiebreaker_create(
1539 struct nb_cb_create_args *args)
1540{
e886416f
RW		 1541 struct isis_area *area;
1542 uint8_t index;
1543 enum lfa_tiebreaker_type type;
1544 struct lfa_tiebreaker *tie_b;
1545
1546 if (args->event != NB_EV_APPLY)
1547 return NB_OK;
1548
1549 area = nb_running_get_entry(args->dnode, NULL, true);
1550 index = yang_dnode_get_uint8(args->dnode, "./index");
1551 type = yang_dnode_get_enum(args->dnode, "./type");
1552
1553 tie_b = isis_lfa_tiebreaker_add(area, ISIS_LEVEL1, index, type);
1554 nb_running_set_entry(args->dnode, tie_b);
1555 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 1556
1557 return NB_OK;
1558}
1559
1560int isis_instance_fast_reroute_level_1_lfa_tiebreaker_destroy(
1561 struct nb_cb_destroy_args *args)
1562{
e886416f
RW		 1563 struct lfa_tiebreaker *tie_b;
1564 struct isis_area *area;
1565
1566 if (args->event != NB_EV_APPLY)
1567 return NB_OK;
1568
1569 tie_b = nb_running_unset_entry(args->dnode);
1570 area = tie_b->area;
1571 isis_lfa_tiebreaker_delete(area, ISIS_LEVEL1, tie_b);
1572 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 1573
1574 return NB_OK;
1575}
1576
1577/*
1578 * XPath: /frr-isisd:isis/instance/fast-reroute/level-1/lfa/tiebreaker/type
1579 */
1580int isis_instance_fast_reroute_level_1_lfa_tiebreaker_type_modify(
1581 struct nb_cb_modify_args *args)
1582{
e886416f
RW		 1583 struct lfa_tiebreaker *tie_b;
1584 struct isis_area *area;
1585
1586 if (args->event != NB_EV_APPLY)
1587 return NB_OK;
1588
1589 tie_b = nb_running_get_entry(args->dnode, NULL, true);
1590 area = tie_b->area;
1591 tie_b->type = yang_dnode_get_enum(args->dnode, NULL);
1592 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 1593
1594 return NB_OK;
1595}
1596
381200be
RW		 1597/*
1598 * XPath: /frr-isisd:isis/instance/fast-reroute/level-1/remote-lfa/prefix-list
1599 */
1600int isis_instance_fast_reroute_level_1_remote_lfa_prefix_list_modify(
1601 struct nb_cb_modify_args *args)
1602{
16fe8cff
RW		 1603 struct isis_area *area;
1604 const char *plist_name;
1605
1606 if (args->event != NB_EV_APPLY)
1607 return NB_OK;
1608
1609 area = nb_running_get_entry(args->dnode, NULL, true);
1610 plist_name = yang_dnode_get_string(args->dnode, NULL);
1611
1612 area->rlfa_plist_name[0] = XSTRDUP(MTYPE_ISIS_PLIST_NAME, plist_name);
1613 area->rlfa_plist[0] = prefix_list_lookup(AFI_IP, plist_name);
1614 lsp_regenerate_schedule(area, area->is_type, 0);
381200be
RW		 1615
1616 return NB_OK;
1617}
1618
1619int isis_instance_fast_reroute_level_1_remote_lfa_prefix_list_destroy(
1620 struct nb_cb_destroy_args *args)
1621{
16fe8cff
RW		 1622 struct isis_area *area;
1623
1624 if (args->event != NB_EV_APPLY)
1625 return NB_OK;
1626
1627 area = nb_running_get_entry(args->dnode, NULL, true);
1628
1629 XFREE(MTYPE_ISIS_PLIST_NAME, area->rlfa_plist_name[0]);
1630 area->rlfa_plist[0] = NULL;
1631 lsp_regenerate_schedule(area, area->is_type, 0);
381200be
RW		 1632
1633 return NB_OK;
1634}
1635
d20b14bc
RW		 1636/*
1637 * XPath: /frr-isisd:isis/instance/fast-reroute/level-2/lfa/load-sharing
1638 */
1639int isis_instance_fast_reroute_level_2_lfa_load_sharing_modify(
1640 struct nb_cb_modify_args *args)
1641{
e886416f
RW		 1642 struct isis_area *area;
1643
1644 if (args->event != NB_EV_APPLY)
1645 return NB_OK;
1646
1647 area = nb_running_get_entry(args->dnode, NULL, true);
1648 area->lfa_load_sharing[1] = yang_dnode_get_bool(args->dnode, NULL);
d20b14bc
RW		 1649
1650 return NB_OK;
1651}
1652
1653/*
1654 * XPath: /frr-isisd:isis/instance/fast-reroute/level-2/lfa/priority-limit
1655 */
1656int isis_instance_fast_reroute_level_2_lfa_priority_limit_modify(
1657 struct nb_cb_modify_args *args)
1658{
e886416f
RW		 1659 struct isis_area *area;
1660
1661 if (args->event != NB_EV_APPLY)
1662 return NB_OK;
1663
1664 area = nb_running_get_entry(args->dnode, NULL, true);
1665 area->lfa_priority_limit[1] = yang_dnode_get_enum(args->dnode, NULL);
d20b14bc
RW		 1666
1667 return NB_OK;
1668}
1669
1670int isis_instance_fast_reroute_level_2_lfa_priority_limit_destroy(
1671 struct nb_cb_destroy_args *args)
1672{
e886416f
RW		 1673 struct isis_area *area;
1674
1675 if (args->event != NB_EV_APPLY)
1676 return NB_OK;
1677
1678 area = nb_running_get_entry(args->dnode, NULL, true);
1679 area->lfa_priority_limit[1] = SPF_PREFIX_PRIO_LOW;
d20b14bc
RW		 1680
1681 return NB_OK;
1682}
1683
1684/*
1685 * XPath: /frr-isisd:isis/instance/fast-reroute/level-2/lfa/tiebreaker
1686 */
1687int isis_instance_fast_reroute_level_2_lfa_tiebreaker_create(
1688 struct nb_cb_create_args *args)
1689{
e886416f
RW		 1690 struct isis_area *area;
1691 uint8_t index;
1692 enum lfa_tiebreaker_type type;
1693 struct lfa_tiebreaker *tie_b;
1694
1695 if (args->event != NB_EV_APPLY)
1696 return NB_OK;
1697
1698 area = nb_running_get_entry(args->dnode, NULL, true);
1699 index = yang_dnode_get_uint8(args->dnode, "./index");
1700 type = yang_dnode_get_enum(args->dnode, "./type");
1701
1702 tie_b = isis_lfa_tiebreaker_add(area, ISIS_LEVEL2, index, type);
1703 nb_running_set_entry(args->dnode, tie_b);
1704 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 1705
1706 return NB_OK;
1707}
1708
1709int isis_instance_fast_reroute_level_2_lfa_tiebreaker_destroy(
1710 struct nb_cb_destroy_args *args)
1711{
e886416f
RW		 1712 struct lfa_tiebreaker *tie_b;
1713 struct isis_area *area;
1714
1715 if (args->event != NB_EV_APPLY)
1716 return NB_OK;
1717
1718 tie_b = nb_running_unset_entry(args->dnode);
1719 area = tie_b->area;
1720 isis_lfa_tiebreaker_delete(area, ISIS_LEVEL2, tie_b);
1721 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 1722
1723 return NB_OK;
1724}
1725
1726/*
1727 * XPath: /frr-isisd:isis/instance/fast-reroute/level-2/lfa/tiebreaker/type
1728 */
1729int isis_instance_fast_reroute_level_2_lfa_tiebreaker_type_modify(
1730 struct nb_cb_modify_args *args)
1731{
e886416f
RW		 1732 struct lfa_tiebreaker *tie_b;
1733 struct isis_area *area;
1734
1735 if (args->event != NB_EV_APPLY)
1736 return NB_OK;
1737
1738 tie_b = nb_running_get_entry(args->dnode, NULL, true);
1739 area = tie_b->area;
1740 tie_b->type = yang_dnode_get_enum(args->dnode, NULL);
1741 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 1742
1743 return NB_OK;
1744}
1745
381200be
RW		 1746/*
1747 * XPath: /frr-isisd:isis/instance/fast-reroute/level-2/remote-lfa/prefix-list
1748 */
1749int isis_instance_fast_reroute_level_2_remote_lfa_prefix_list_modify(
1750 struct nb_cb_modify_args *args)
1751{
16fe8cff
RW		 1752 struct isis_area *area;
1753 const char *plist_name;
1754
1755 if (args->event != NB_EV_APPLY)
1756 return NB_OK;
1757
1758 area = nb_running_get_entry(args->dnode, NULL, true);
1759 plist_name = yang_dnode_get_string(args->dnode, NULL);
1760
1761 area->rlfa_plist_name[1] = XSTRDUP(MTYPE_ISIS_PLIST_NAME, plist_name);
1762 area->rlfa_plist[1] = prefix_list_lookup(AFI_IP, plist_name);
1763 lsp_regenerate_schedule(area, area->is_type, 0);
381200be
RW		 1764
1765 return NB_OK;
1766}
1767
1768int isis_instance_fast_reroute_level_2_remote_lfa_prefix_list_destroy(
1769 struct nb_cb_destroy_args *args)
1770{
16fe8cff
RW		 1771 struct isis_area *area;
1772
1773 if (args->event != NB_EV_APPLY)
1774 return NB_OK;
1775
1776 area = nb_running_get_entry(args->dnode, NULL, true);
1777
1778 XFREE(MTYPE_ISIS_PLIST_NAME, area->rlfa_plist_name[1]);
1779 area->rlfa_plist[1] = NULL;
1780 lsp_regenerate_schedule(area, area->is_type, 0);
381200be
RW		 1781
1782 return NB_OK;
1783}
1784
2a1c520e
RW		 1785/*
1786 * XPath: /frr-isisd:isis/instance/log-adjacency-changes
1787 */
60ee8be1 1788int isis_instance_log_adjacency_changes_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 1789{
1790 struct isis_area *area;
60ee8be1 1791 bool log = yang_dnode_get_bool(args->dnode, NULL);
2a1c520e 1792
60ee8be1 1793 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 1794 return NB_OK;
1795
60ee8be1 1796 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 1797 area->log_adj_changes = log ? 1 : 0;
1798
1799 return NB_OK;
1800}
1801
1802/*
1803 * XPath: /frr-isisd:isis/instance/mpls-te
1804 */
60ee8be1 1805int isis_instance_mpls_te_create(struct nb_cb_create_args *args)
2a1c520e
RW		 1806{
1807 struct listnode *node;
1808 struct isis_area *area;
1809 struct isis_circuit *circuit;
1810
60ee8be1 1811 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 1812 return NB_OK;
1813
60ee8be1 1814 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 1815 if (area->mta == NULL) {
1816
1817 struct mpls_te_area *new;
1818
1819 zlog_debug("ISIS-TE(%s): Initialize MPLS Traffic Engineering",
1820 area->area_tag);
1821
1822 new = XCALLOC(MTYPE_ISIS_MPLS_TE, sizeof(struct mpls_te_area));
1823
1824 /* Initialize MPLS_TE structure */
1825 new->status = enable;
1826 new->level = 0;
1827 new->inter_as = off;
1828 new->interas_areaid.s_addr = 0;
1829 new->router_id.s_addr = 0;
1830
1831 area->mta = new;
1832 } else {
1833 area->mta->status = enable;
1834 }
1835
1836 /* Update Extended TLVs according to Interface link parameters */
1837 for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit))
1838 isis_link_params_update(circuit, circuit->interface);
1839
1840 /* Reoriginate STD_TE & GMPLS circuits */
1841 lsp_regenerate_schedule(area, area->is_type, 0);
1842
1843 return NB_OK;
1844}
1845
60ee8be1 1846int isis_instance_mpls_te_destroy(struct nb_cb_destroy_args *args)
2a1c520e
RW		 1847{
1848 struct listnode *node;
1849 struct isis_area *area;
1850 struct isis_circuit *circuit;
1851
60ee8be1 1852 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 1853 return NB_OK;
1854
60ee8be1 1855 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 1856 if (IS_MPLS_TE(area->mta))
1857 area->mta->status = disable;
1858 else
1859 return NB_OK;
1860
1861 /* Flush LSP if circuit engage */
1862 for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit)) {
1863 if (!IS_EXT_TE(circuit->ext))
1864 continue;
1865
1866 /* disable MPLS_TE Circuit keeping SR one's */
1867 if (IS_SUBTLV(circuit->ext, EXT_ADJ_SID))
1868 circuit->ext->status = EXT_ADJ_SID;
1869 else if (IS_SUBTLV(circuit->ext, EXT_LAN_ADJ_SID))
1870 circuit->ext->status = EXT_LAN_ADJ_SID;
1871 else
1872 circuit->ext->status = 0;
1873 }
1874
1875 /* Reoriginate STD_TE & GMPLS circuits */
1876 lsp_regenerate_schedule(area, area->is_type, 0);
1877
1878 zlog_debug("ISIS-TE(%s): Disabled MPLS Traffic Engineering",
1879 area->area_tag);
1880
1881 return NB_OK;
1882}
1883
1884/*
1885 * XPath: /frr-isisd:isis/instance/mpls-te/router-address
1886 */
60ee8be1 1887int isis_instance_mpls_te_router_address_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 1888{
1889 struct in_addr value;
1890 struct isis_area *area;
1891
60ee8be1 1892 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 1893 return NB_OK;
1894
60ee8be1 1895 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 1896 /* only proceed if MPLS-TE is enabled */
1897 if (!IS_MPLS_TE(area->mta))
1898 return NB_OK;
1899
1900 /* Update Area Router ID */
60ee8be1 1901 yang_dnode_get_ipv4(&value, args->dnode, NULL);
2a1c520e
RW		 1902 area->mta->router_id.s_addr = value.s_addr;
1903
1904 /* And re-schedule LSP update */
1905 lsp_regenerate_schedule(area, area->is_type, 0);
1906
1907 return NB_OK;
1908}
1909
60ee8be1
RW		 1910int isis_instance_mpls_te_router_address_destroy(
1911 struct nb_cb_destroy_args *args)
2a1c520e
RW		 1912{
1913 struct isis_area *area;
1914
60ee8be1 1915 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 1916 return NB_OK;
1917
60ee8be1 1918 area = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 1919 /* only proceed if MPLS-TE is enabled */
1920 if (!IS_MPLS_TE(area->mta))
1921 return NB_OK;
1922
1923 /* Reset Area Router ID */
1924 area->mta->router_id.s_addr = INADDR_ANY;
1925
1926 /* And re-schedule LSP update */
1927 lsp_regenerate_schedule(area, area->is_type, 0);
1928
1929 return NB_OK;
1930}
1931
7e405d3b
RW		 1932/*
1933 * XPath: /frr-isisd:isis/instance/segment-routing/enabled
1934 */
26f6acaf
RW		 1935int isis_instance_segment_routing_enabled_modify(
1936 struct nb_cb_modify_args *args)
7e405d3b 1937{
26f6acaf
RW		 1938 struct isis_area *area;
1939
1940 if (args->event != NB_EV_APPLY)
1941 return NB_OK;
1942
1943 area = nb_running_get_entry(args->dnode, NULL, true);
1944 area->srdb.config.enabled = yang_dnode_get_bool(args->dnode, NULL);
1945
1946 if (area->srdb.config.enabled) {
e740f9c1 1947 if (IS_DEBUG_EVENTS)
26f6acaf
RW		 1948 zlog_debug("SR: Segment Routing: OFF -> ON");
1949
58fbcdf2 1950 isis_sr_start(area);
26f6acaf 1951 } else {
e740f9c1 1952 if (IS_DEBUG_EVENTS)
26f6acaf
RW		 1953 zlog_debug("SR: Segment Routing: ON -> OFF");
1954
1955 isis_sr_stop(area);
7e405d3b
RW		 1956 }
1957
1958 return NB_OK;
1959}
1960
26f6acaf 1961/*
01d43141 1962 * XPath: /frr-isisd:isis/instance/segment-routing/label-blocks
26f6acaf 1963 */
01d43141 1964int isis_instance_segment_routing_label_blocks_pre_validate(
d8391312
OD		 1965 struct nb_cb_pre_validate_args *args)
1966{
1967 uint32_t srgb_lbound;
1968 uint32_t srgb_ubound;
1969 uint32_t srlb_lbound;
1970 uint32_t srlb_ubound;
1971
01d43141
EDP		 1972 srgb_lbound = yang_dnode_get_uint32(args->dnode, "./srgb/lower-bound");
1973 srgb_ubound = yang_dnode_get_uint32(args->dnode, "./srgb/upper-bound");
1974 srlb_lbound = yang_dnode_get_uint32(args->dnode, "./srlb/lower-bound");
1975 srlb_ubound = yang_dnode_get_uint32(args->dnode, "./srlb/upper-bound");
d8391312
OD		 1976
1977 /* Check that the block size does not exceed 65535 */
1978 if ((srgb_ubound - srgb_lbound + 1) > 65535) {
e02c9b9f
RW		 1979 snprintf(
1980 args->errmsg, args->errmsg_len,
d8391312
OD		 1981 "New SR Global Block (%u/%u) exceed the limit of 65535",
1982 srgb_lbound, srgb_ubound);
1983 return NB_ERR_VALIDATION;
1984 }
01d43141
EDP		 1985 if ((srlb_ubound - srlb_lbound + 1) > 65535) {
1986 snprintf(args->errmsg, args->errmsg_len,
1987 "New SR Local Block (%u/%u) exceed the limit of 65535",
1988 srlb_lbound, srlb_ubound);
1989 return NB_ERR_VALIDATION;
1990 }
d8391312
OD		 1991
1992 /* Validate SRGB against SRLB */
1993 if (!((srgb_ubound < srlb_lbound) || (srgb_lbound > srlb_ubound))) {
e02c9b9f
RW		 1994 snprintf(
1995 args->errmsg, args->errmsg_len,
01d43141 1996 "SR Global Block (%u/%u) conflicts with Local Block (%u/%u)",
d8391312
OD		 1997 srgb_lbound, srgb_ubound, srlb_lbound, srlb_ubound);
1998 return NB_ERR_VALIDATION;
1999 }
2000
2001 return NB_OK;
2002}
2003
01d43141
EDP		 2004/*
2005 * XPath: /frr-isisd:isis/instance/segment-routing/label-blocks/srgb
2006 */
2007
26f6acaf
RW		 2008void isis_instance_segment_routing_srgb_apply_finish(
2009 struct nb_cb_apply_finish_args *args)
2010{
2011 struct isis_area *area;
2012 uint32_t lower_bound, upper_bound;
26f6acaf
RW		 2013
2014 area = nb_running_get_entry(args->dnode, NULL, true);
2015 lower_bound = yang_dnode_get_uint32(args->dnode, "./lower-bound");
2016 upper_bound = yang_dnode_get_uint32(args->dnode, "./upper-bound");
2017
58fbcdf2 2018 isis_sr_cfg_srgb_update(area, lower_bound, upper_bound);
26f6acaf
RW		 2019}
2020
7e405d3b 2021/*
01d43141 2022 * XPath: /frr-isisd:isis/instance/segment-routing/label-blocks/srgb/lower-bound
7e405d3b
RW		 2023 */
2024int isis_instance_segment_routing_srgb_lower_bound_modify(
26f6acaf 2025 struct nb_cb_modify_args *args)
7e405d3b 2026{
26f6acaf
RW		 2027 uint32_t lower_bound = yang_dnode_get_uint32(args->dnode, NULL);
2028
2029 switch (args->event) {
7e405d3b 2030 case NB_EV_VALIDATE:
26f6acaf 2031 if (!IS_MPLS_UNRESERVED_LABEL(lower_bound)) {
e02c9b9f
RW		 2032 snprintf(args->errmsg, args->errmsg_len,
2033 "Invalid SRGB lower bound: %u", lower_bound);
26f6acaf
RW		 2034 return NB_ERR_VALIDATION;
2035 }
2036 break;
7e405d3b
RW		 2037 case NB_EV_PREPARE:
2038 case NB_EV_ABORT:
2039 case NB_EV_APPLY:
7e405d3b
RW		 2040 break;
2041 }
2042
2043 return NB_OK;
2044}
2045
2046/*
01d43141 2047 * XPath: /frr-isisd:isis/instance/segment-routing/label-blocks/srgb/upper-bound
7e405d3b
RW		 2048 */
2049int isis_instance_segment_routing_srgb_upper_bound_modify(
26f6acaf 2050 struct nb_cb_modify_args *args)
7e405d3b 2051{
26f6acaf
RW		 2052 uint32_t upper_bound = yang_dnode_get_uint32(args->dnode, NULL);
2053
2054 switch (args->event) {
7e405d3b 2055 case NB_EV_VALIDATE:
26f6acaf 2056 if (!IS_MPLS_UNRESERVED_LABEL(upper_bound)) {
e02c9b9f
RW		 2057 snprintf(args->errmsg, args->errmsg_len,
2058 "Invalid SRGB upper bound: %u", upper_bound);
26f6acaf
RW		 2059 return NB_ERR_VALIDATION;
2060 }
2061 break;
7e405d3b
RW		 2062 case NB_EV_PREPARE:
2063 case NB_EV_ABORT:
2064 case NB_EV_APPLY:
7e405d3b
RW		 2065 break;
2066 }
2067
2068 return NB_OK;
2069}
2070
d8391312 2071/*
01d43141 2072 * XPath: /frr-isisd:isis/instance/segment-routing/label-blocks/srlb
d8391312 2073 */
d8391312
OD		 2074void isis_instance_segment_routing_srlb_apply_finish(
2075 struct nb_cb_apply_finish_args *args)
2076{
2077 struct isis_area *area;
2078 uint32_t lower_bound, upper_bound;
2079
2080 area = nb_running_get_entry(args->dnode, NULL, true);
2081 lower_bound = yang_dnode_get_uint32(args->dnode, "./lower-bound");
2082 upper_bound = yang_dnode_get_uint32(args->dnode, "./upper-bound");
2083
2084 isis_sr_cfg_srlb_update(area, lower_bound, upper_bound);
2085}
2086
2087/*
01d43141 2088 * XPath: /frr-isisd:isis/instance/segment-routing/label-blocks/srlb/lower-bound
d8391312
OD		 2089 */
2090int isis_instance_segment_routing_srlb_lower_bound_modify(
2091 struct nb_cb_modify_args *args)
2092{
2093 uint32_t lower_bound = yang_dnode_get_uint32(args->dnode, NULL);
2094
2095 switch (args->event) {
2096 case NB_EV_VALIDATE:
2097 if (!IS_MPLS_UNRESERVED_LABEL(lower_bound)) {
e02c9b9f
RW		 2098 snprintf(args->errmsg, args->errmsg_len,
2099 "Invalid SRLB lower bound: %u", lower_bound);
d8391312
OD		 2100 return NB_ERR_VALIDATION;
2101 }
2102 break;
2103 case NB_EV_PREPARE:
2104 case NB_EV_ABORT:
2105 case NB_EV_APPLY:
2106 break;
2107 }
2108
2109 return NB_OK;
2110}
2111
2112/*
01d43141 2113 * XPath: /frr-isisd:isis/instance/segment-routing/label-blocks/srlb/upper-bound
d8391312
OD		 2114 */
2115int isis_instance_segment_routing_srlb_upper_bound_modify(
2116 struct nb_cb_modify_args *args)
2117{
2118 uint32_t upper_bound = yang_dnode_get_uint32(args->dnode, NULL);
2119
2120 switch (args->event) {
2121 case NB_EV_VALIDATE:
2122 if (!IS_MPLS_UNRESERVED_LABEL(upper_bound)) {
e02c9b9f
RW		 2123 snprintf(args->errmsg, args->errmsg_len,
2124 "Invalid SRLB upper bound: %u", upper_bound);
d8391312
OD		 2125 return NB_ERR_VALIDATION;
2126 }
2127 break;
2128 case NB_EV_PREPARE:
2129 case NB_EV_ABORT:
2130 case NB_EV_APPLY:
2131 break;
2132 }
2133
2134 return NB_OK;
2135}
2136
7e405d3b
RW		 2137/*
2138 * XPath: /frr-isisd:isis/instance/segment-routing/msd/node-msd
2139 */
2140int isis_instance_segment_routing_msd_node_msd_modify(
26f6acaf 2141 struct nb_cb_modify_args *args)
7e405d3b 2142{
26f6acaf
RW		 2143 struct isis_area *area;
2144
2145 if (args->event != NB_EV_APPLY)
2146 return NB_OK;
2147
2148 area = nb_running_get_entry(args->dnode, NULL, true);
2149 area->srdb.config.msd = yang_dnode_get_uint8(args->dnode, NULL);
c3f7b406
OD		 2150
2151 /* Update and regenerate LSP */
2152 lsp_regenerate_schedule(area, area->is_type, 0);
7e405d3b
RW		 2153
2154 return NB_OK;
2155}
2156
2157int isis_instance_segment_routing_msd_node_msd_destroy(
26f6acaf 2158 struct nb_cb_destroy_args *args)
7e405d3b 2159{
26f6acaf
RW		 2160 struct isis_area *area;
2161
2162 if (args->event != NB_EV_APPLY)
2163 return NB_OK;
2164
2165 area = nb_running_get_entry(args->dnode, NULL, true);
2166 area->srdb.config.msd = 0;
c3f7b406
OD		 2167
2168 /* Update and regenerate LSP */
2169 lsp_regenerate_schedule(area, area->is_type, 0);
7e405d3b
RW		 2170
2171 return NB_OK;
2172}
2173
2174/*
2175 * XPath: /frr-isisd:isis/instance/segment-routing/prefix-sid-map/prefix-sid
2176 */
2177int isis_instance_segment_routing_prefix_sid_map_prefix_sid_create(
26f6acaf 2178 struct nb_cb_create_args *args)
7e405d3b 2179{
26f6acaf
RW		 2180 struct isis_area *area;
2181 struct prefix prefix;
2182 struct sr_prefix_cfg *pcfg;
2183
2184 if (args->event != NB_EV_APPLY)
2185 return NB_OK;
2186
2187 area = nb_running_get_entry(args->dnode, NULL, true);
2188 yang_dnode_get_prefix(&prefix, args->dnode, "./prefix");
2189
2190 pcfg = isis_sr_cfg_prefix_add(area, &prefix);
2191 nb_running_set_entry(args->dnode, pcfg);
7e405d3b
RW		 2192
2193 return NB_OK;
2194}
2195
2196int isis_instance_segment_routing_prefix_sid_map_prefix_sid_destroy(
26f6acaf 2197 struct nb_cb_destroy_args *args)
7e405d3b 2198{
26f6acaf
RW		 2199 struct sr_prefix_cfg *pcfg;
2200 struct isis_area *area;
2201
2202 if (args->event != NB_EV_APPLY)
2203 return NB_OK;
2204
2205 pcfg = nb_running_unset_entry(args->dnode);
2206 area = pcfg->area;
2207 isis_sr_cfg_prefix_del(pcfg);
2208 lsp_regenerate_schedule(area, area->is_type, 0);
2209
2210 return NB_OK;
2211}
2212
2213int isis_instance_segment_routing_prefix_sid_map_prefix_sid_pre_validate(
2214 struct nb_cb_pre_validate_args *args)
2215{
2f7cc7bc
RW		 2216 const struct lyd_node *area_dnode;
2217 struct isis_area *area;
2218 struct prefix prefix;
26f6acaf
RW		 2219 uint32_t srgb_lbound;
2220 uint32_t srgb_ubound;
2221 uint32_t srgb_range;
2222 uint32_t sid;
2223 enum sr_sid_value_type sid_type;
2f7cc7bc 2224 struct isis_prefix_sid psid = {};
26f6acaf 2225
2f7cc7bc 2226 yang_dnode_get_prefix(&prefix, args->dnode, "./prefix");
01d43141
EDP		 2227 srgb_lbound = yang_dnode_get_uint32(
2228 args->dnode, "../../label-blocks/srgb/lower-bound");
2229 srgb_ubound = yang_dnode_get_uint32(
2230 args->dnode, "../../label-blocks/srgb/upper-bound");
26f6acaf
RW		 2231 sid = yang_dnode_get_uint32(args->dnode, "./sid-value");
2232 sid_type = yang_dnode_get_enum(args->dnode, "./sid-value-type");
2233
2f7cc7bc 2234 /* Check for invalid indexes/labels. */
26f6acaf 2235 srgb_range = srgb_ubound - srgb_lbound + 1;
2f7cc7bc 2236 psid.value = sid;
26f6acaf
RW		 2237 switch (sid_type) {
2238 case SR_SID_VALUE_TYPE_INDEX:
2239 if (sid >= srgb_range) {
e02c9b9f
RW		 2240 snprintf(args->errmsg, args->errmsg_len,
2241 "SID index %u falls outside local SRGB range",
2242 sid);
26f6acaf
RW		 2243 return NB_ERR_VALIDATION;
2244 }
2245 break;
2246 case SR_SID_VALUE_TYPE_ABSOLUTE:
2247 if (!IS_MPLS_UNRESERVED_LABEL(sid)) {
e02c9b9f
RW		 2248 snprintf(args->errmsg, args->errmsg_len,
2249 "Invalid absolute SID %u", sid);
26f6acaf
RW		 2250 return NB_ERR_VALIDATION;
2251 }
2f7cc7bc
RW		 2252 SET_FLAG(psid.flags, ISIS_PREFIX_SID_VALUE);
2253 SET_FLAG(psid.flags, ISIS_PREFIX_SID_LOCAL);
7e405d3b
RW		 2254 break;
2255 }
2256
2f7cc7bc
RW		 2257 /* Check for Prefix-SID collisions. */
2258 area_dnode = yang_dnode_get_parent(args->dnode, "instance");
2259 area = nb_running_get_entry(area_dnode, NULL, false);
2260 if (area) {
2261 for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++) {
2262 for (int level = ISIS_LEVEL1; level <= ISIS_LEVEL2;
2263 level++) {
2264 struct isis_spftree *spftree;
2265 struct isis_vertex *vertex_psid;
2266
2267 if (!(area->is_type & level))
2268 continue;
2269 spftree = area->spftree[tree][level - 1];
2270 if (!spftree)
2271 continue;
2272
2273 vertex_psid = isis_spf_prefix_sid_lookup(
2274 spftree, &psid);
2275 if (vertex_psid
2276 && !prefix_same(&vertex_psid->N.ip.p.dest,
2277 &prefix)) {
2278 snprintfrr(
2279 args->errmsg, args->errmsg_len,
2280 "Prefix-SID collision detected, SID %s %u is already in use by prefix %pFX (L%u)",
2281 CHECK_FLAG(
2282 psid.flags,
2283 ISIS_PREFIX_SID_VALUE)
2284 ? "label"
2285 : "index",
2286 psid.value,
2287 &vertex_psid->N.ip.p.dest,
2288 level);
2289 return NB_ERR_VALIDATION;
2290 }
2291 }
2292 }
2293 }
2294
7e405d3b
RW		 2295 return NB_OK;
2296}
2297
26f6acaf
RW		 2298void isis_instance_segment_routing_prefix_sid_map_prefix_sid_apply_finish(
2299 struct nb_cb_apply_finish_args *args)
2300{
2301 struct sr_prefix_cfg *pcfg;
2302 struct isis_area *area;
2303
2304 pcfg = nb_running_get_entry(args->dnode, NULL, true);
2305 area = pcfg->area;
2306 lsp_regenerate_schedule(area, area->is_type, 0);
2307}
2308
7e405d3b
RW		 2309/*
2310 * XPath:
2311 * /frr-isisd:isis/instance/segment-routing/prefix-sid-map/prefix-sid/sid-value-type
2312 */
2313int isis_instance_segment_routing_prefix_sid_map_prefix_sid_sid_value_type_modify(
26f6acaf 2314 struct nb_cb_modify_args *args)
7e405d3b 2315{
26f6acaf
RW		 2316 struct sr_prefix_cfg *pcfg;
2317
2318 if (args->event != NB_EV_APPLY)
2319 return NB_OK;
2320
2321 pcfg = nb_running_get_entry(args->dnode, NULL, true);
2322 pcfg->sid_type = yang_dnode_get_enum(args->dnode, NULL);
7e405d3b
RW		 2323
2324 return NB_OK;
2325}
2326
2327/*
2328 * XPath:
2329 * /frr-isisd:isis/instance/segment-routing/prefix-sid-map/prefix-sid/sid-value
2330 */
2331int isis_instance_segment_routing_prefix_sid_map_prefix_sid_sid_value_modify(
26f6acaf 2332 struct nb_cb_modify_args *args)
7e405d3b 2333{
26f6acaf
RW		 2334 struct sr_prefix_cfg *pcfg;
2335
2336 if (args->event != NB_EV_APPLY)
2337 return NB_OK;
2338
2339 pcfg = nb_running_get_entry(args->dnode, NULL, true);
2340 pcfg->sid = yang_dnode_get_uint32(args->dnode, NULL);
7e405d3b
RW		 2341
2342 return NB_OK;
2343}
2344
2345/*
2346 * XPath:
2347 * /frr-isisd:isis/instance/segment-routing/prefix-sid-map/prefix-sid/last-hop-behavior
2348 */
2349int isis_instance_segment_routing_prefix_sid_map_prefix_sid_last_hop_behavior_modify(
26f6acaf 2350 struct nb_cb_modify_args *args)
7e405d3b 2351{
26f6acaf
RW		 2352 struct sr_prefix_cfg *pcfg;
2353
2354 if (args->event != NB_EV_APPLY)
2355 return NB_OK;
2356
2357 pcfg = nb_running_get_entry(args->dnode, NULL, true);
2358 pcfg->last_hop_behavior = yang_dnode_get_enum(args->dnode, NULL);
7e405d3b
RW		 2359
2360 return NB_OK;
2361}
2362
01983712
RW		 2363/*
2364 * XPath: /frr-isisd:isis/instance/segment-routing/prefix-sid-map/prefix-sid/n-flag-clear
2365 */
2366int isis_instance_segment_routing_prefix_sid_map_prefix_sid_n_flag_clear_modify(
2367 struct nb_cb_modify_args *args)
2368{
2369 struct sr_prefix_cfg *pcfg;
2370
2371 if (args->event != NB_EV_APPLY)
2372 return NB_OK;
2373
2374 pcfg = nb_running_get_entry(args->dnode, NULL, true);
2375 pcfg->n_flag_clear = yang_dnode_get_bool(args->dnode, NULL);
2376
2377 return NB_OK;
2378}
2379
1cbf96a8 2380/*
2381 * XPath: /frr-isisd:isis/instance/mpls/ldp-sync
2382 */
2383int isis_instance_mpls_ldp_sync_create(struct nb_cb_create_args *args)
2384{
2385 struct isis_area *area;
80ab95b1 2386 const char *vrfname;
1cbf96a8 2387
2388 switch (args->event) {
2389 case NB_EV_VALIDATE:
80ab95b1
IR		 2390 vrfname = yang_dnode_get_string(
2391 lyd_parent(lyd_parent(args->dnode)), "./vrf");
8d0c4f1b 2392
80ab95b1 2393 if (strcmp(vrfname, VRF_DEFAULT_NAME)) {
8d0c4f1b 2394 snprintf(args->errmsg, args->errmsg_len,
2395 "LDP-Sync only runs on Default VRF");
2396 return NB_ERR_VALIDATION;
2397 }
1cbf96a8 2398 break;
2399 case NB_EV_PREPARE:
2400 case NB_EV_ABORT:
2401 break;
2402 case NB_EV_APPLY:
8d0c4f1b 2403 area = nb_running_get_entry(args->dnode, NULL, true);
ec62fbaa 2404 isis_area_ldp_sync_enable(area);
1cbf96a8 2405 break;
2406 }
2407 return NB_OK;
2408}
2409
2410int isis_instance_mpls_ldp_sync_destroy(struct nb_cb_destroy_args *args)
2411{
ec62fbaa
IR		 2412 struct isis_area *area;
2413
1cbf96a8 2414 if (args->event != NB_EV_APPLY)
2415 return NB_OK;
2416
ec62fbaa
IR		 2417 area = nb_running_get_entry(args->dnode, NULL, true);
2418 isis_area_ldp_sync_disable(area);
1cbf96a8 2419
2420 return NB_OK;
2421}
2422
2423/*
2424 * XPath: /frr-isisd:isis/instance/mpls/ldp-sync/holddown
2425 */
2426int isis_instance_mpls_ldp_sync_holddown_modify(struct nb_cb_modify_args *args)
2427{
2428 struct isis_area *area;
ec62fbaa 2429 uint16_t holddown;
80ab95b1 2430 const char *vrfname;
1cbf96a8 2431
2432 switch (args->event) {
2433 case NB_EV_VALIDATE:
80ab95b1
IR		 2434 vrfname = yang_dnode_get_string(
2435 lyd_parent(lyd_parent(lyd_parent(args->dnode))),
2436 "./vrf");
8d0c4f1b 2437
80ab95b1 2438 if (strcmp(vrfname, VRF_DEFAULT_NAME)) {
8d0c4f1b 2439 snprintf(args->errmsg, args->errmsg_len,
2440 "LDP-Sync only runs on Default VRF");
2441 return NB_ERR_VALIDATION;
2442 }
1cbf96a8 2443 break;
2444 case NB_EV_PREPARE:
2445 case NB_EV_ABORT:
2446 break;
2447 case NB_EV_APPLY:
8d0c4f1b 2448 area = nb_running_get_entry(args->dnode, NULL, true);
1cbf96a8 2449 holddown = yang_dnode_get_uint16(args->dnode, NULL);
ec62fbaa 2450 isis_area_ldp_sync_set_holddown(area, holddown);
1cbf96a8 2451 break;
2452 }
2453 return NB_OK;
2454}
2455
2a1c520e
RW		 2456/*
2457 * XPath: /frr-interface:lib/interface/frr-isisd:isis
2458 */
60ee8be1 2459int lib_interface_isis_create(struct nb_cb_create_args *args)
2a1c520e 2460{
eab88f36 2461 struct isis_area *area = NULL;
2a1c520e 2462 struct interface *ifp;
65251ce8 2463 struct isis_circuit *circuit = NULL;
60ee8be1 2464 const char *area_tag = yang_dnode_get_string(args->dnode, "./area-tag");
2a1c520e
RW		 2465 uint32_t min_mtu, actual_mtu;
2466
60ee8be1 2467 switch (args->event) {
2a1c520e
RW		 2468 case NB_EV_PREPARE:
2469 case NB_EV_ABORT:
2470 break;
2471 case NB_EV_VALIDATE:
2472 /* check if interface mtu is sufficient. If the area has not
2473 * been created yet, assume default MTU for the area
2474 */
60ee8be1 2475 ifp = nb_running_get_entry(args->dnode, NULL, false);
2a1c520e
RW		 2476 /* zebra might not know yet about the MTU - nothing we can do */
2477 if (!ifp || ifp->mtu == 0)
2478 break;
2479 actual_mtu =
2480 if_is_broadcast(ifp) ? ifp->mtu - LLC_LEN : ifp->mtu;
65251ce8 2481
096f7609 2482 area = isis_area_lookup(area_tag, ifp->vrf->vrf_id);
2a1c520e
RW		 2483 if (area)
2484 min_mtu = area->lsp_mtu;
2485 else
2486#ifndef FABRICD
2487 min_mtu = yang_get_default_uint16(
2488 "/frr-isisd:isis/instance/lsp/mtu");
2489#else
2490 min_mtu = DEFAULT_LSP_MTU;
2491#endif /* ifndef FABRICD */
2492 if (actual_mtu < min_mtu) {
10bdc68f 2493 snprintf(args->errmsg, args->errmsg_len,
6cde4b45 2494 "Interface %s has MTU %u, minimum MTU for the area is %u",
10bdc68f 2495 ifp->name, actual_mtu, min_mtu);
2a1c520e
RW		 2496 return NB_ERR_VALIDATION;
2497 }
2498 break;
2499 case NB_EV_APPLY:
65251ce8 2500 ifp = nb_running_get_entry(args->dnode, NULL, true);
bcf22081 2501 circuit = isis_circuit_new(ifp, area_tag);
60ee8be1 2502 nb_running_set_entry(args->dnode, circuit);
2a1c520e
RW		 2503 break;
2504 }
2505
2506 return NB_OK;
2507}
2508
60ee8be1 2509int lib_interface_isis_destroy(struct nb_cb_destroy_args *args)
2a1c520e
RW		 2510{
2511 struct isis_circuit *circuit;
2512
60ee8be1 2513 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2514 return NB_OK;
2515
60ee8be1 2516 circuit = nb_running_unset_entry(args->dnode);
2a1c520e 2517
bcf22081
IR		 2518 isis_circuit_del(circuit);
2519
2a1c520e
RW		 2520 return NB_OK;
2521}
2522
2523/*
2524 * XPath: /frr-interface:lib/interface/frr-isisd:isis/area-tag
2525 */
60ee8be1 2526int lib_interface_isis_area_tag_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2527{
2528 struct isis_circuit *circuit;
2a1c520e 2529
60ee8be1 2530 if (args->event == NB_EV_VALIDATE) {
6b1801a4
IR		 2531 circuit = nb_running_get_entry_non_rec(lyd_parent(args->dnode), NULL, false);
2532 if (circuit) {
10bdc68f 2533 snprintf(args->errmsg, args->errmsg_len,
6b1801a4 2534 "Changing area tag is not allowed");
2a1c520e
RW		 2535 return NB_ERR_VALIDATION;
2536 }
2537 }
2538
2539 return NB_OK;
2540}
2541
2542/*
2543 * XPath: /frr-interface:lib/interface/frr-isisd:isis/circuit-type
2544 */
60ee8be1 2545int lib_interface_isis_circuit_type_modify(struct nb_cb_modify_args *args)
2a1c520e 2546{
60ee8be1 2547 int circ_type = yang_dnode_get_enum(args->dnode, NULL);
2a1c520e 2548 struct isis_circuit *circuit;
2a1c520e 2549
60ee8be1 2550 switch (args->event) {
2a1c520e 2551 case NB_EV_VALIDATE:
2a1c520e
RW		 2552 case NB_EV_PREPARE:
2553 case NB_EV_ABORT:
2554 break;
2555 case NB_EV_APPLY:
60ee8be1 2556 circuit = nb_running_get_entry(args->dnode, NULL, true);
2f9a06f0 2557 circuit->is_type_config = circ_type;
2a1c520e
RW		 2558 isis_circuit_is_type_set(circuit, circ_type);
2559 break;
2560 }
2561
2562 return NB_OK;
2563}
2564
2565/*
2566 * XPath: /frr-interface:lib/interface/frr-isisd:isis/ipv4-routing
2567 */
60ee8be1 2568int lib_interface_isis_ipv4_routing_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2569{
2570 bool ipv4, ipv6;
2571 struct isis_circuit *circuit;
2572
60ee8be1 2573 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2574 return NB_OK;
2575
60ee8be1
RW		 2576 circuit = nb_running_get_entry(args->dnode, NULL, true);
2577 ipv4 = yang_dnode_get_bool(args->dnode, NULL);
2578 ipv6 = yang_dnode_get_bool(args->dnode, "../ipv6-routing");
2a1c520e
RW		 2579 isis_circuit_af_set(circuit, ipv4, ipv6);
2580
2581 return NB_OK;
2582}
2583
2584/*
2585 * XPath: /frr-interface:lib/interface/frr-isisd:isis/ipv6-routing
2586 */
60ee8be1 2587int lib_interface_isis_ipv6_routing_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2588{
2589 bool ipv4, ipv6;
2590 struct isis_circuit *circuit;
2591
60ee8be1 2592 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2593 return NB_OK;
2594
60ee8be1 2595 circuit = nb_running_get_entry(args->dnode, NULL, true);
8c56cdf3 2596 ipv4 = yang_dnode_get_bool(args->dnode, "../ipv4-routing");
60ee8be1 2597 ipv6 = yang_dnode_get_bool(args->dnode, NULL);
2a1c520e
RW		 2598 isis_circuit_af_set(circuit, ipv4, ipv6);
2599
2600 return NB_OK;
2601}
2602
2603/*
2604 * XPath: /frr-interface:lib/interface/frr-isisd:isis/bfd-monitoring
2605 */
4affdba7
G		 2606void lib_interface_isis_bfd_monitoring_apply_finish(
2607 struct nb_cb_apply_finish_args *args)
2a1c520e
RW		 2608{
2609 struct isis_circuit *circuit;
2a1c520e 2610
60ee8be1 2611 circuit = nb_running_get_entry(args->dnode, NULL, true);
13bf3830 2612 isis_bfd_circuit_cmd(circuit);
4affdba7
G		 2613}
2614
2615/*
2616 * XPath: /frr-interface:lib/interface/frr-isisd:isis/bfd-monitoring/enabled
2617 */
2618int lib_interface_isis_bfd_monitoring_enabled_modify(
2619 struct nb_cb_modify_args *args)
2620{
13bf3830
IR		 2621 struct isis_circuit *circuit;
2622
2623 if (args->event != NB_EV_APPLY)
2624 return NB_OK;
2625
2626 circuit = nb_running_get_entry(args->dnode, NULL, true);
2627 circuit->bfd_config.enabled = yang_dnode_get_bool(args->dnode, NULL);
2628
4affdba7
G		 2629 return NB_OK;
2630}
2a1c520e 2631
4affdba7
G		 2632/*
2633 * XPath: /frr-interface:lib/interface/frr-isisd:isis/bfd-monitoring/profile
2634 */
2635int lib_interface_isis_bfd_monitoring_profile_modify(
2636 struct nb_cb_modify_args *args)
2637{
13bf3830
IR		 2638 struct isis_circuit *circuit;
2639
2640 if (args->event != NB_EV_APPLY)
2641 return NB_OK;
2642
2643 circuit = nb_running_get_entry(args->dnode, NULL, true);
2644 XFREE(MTYPE_TMP, circuit->bfd_config.profile);
2645 circuit->bfd_config.profile =
2646 XSTRDUP(MTYPE_TMP, yang_dnode_get_string(args->dnode, NULL));
2647
4affdba7
G		 2648 return NB_OK;
2649}
2650
2651int lib_interface_isis_bfd_monitoring_profile_destroy(
2652 struct nb_cb_destroy_args *args)
2653{
13bf3830
IR		 2654 struct isis_circuit *circuit;
2655
2656 if (args->event != NB_EV_APPLY)
2657 return NB_OK;
2658
2659 circuit = nb_running_get_entry(args->dnode, NULL, true);
2660 XFREE(MTYPE_TMP, circuit->bfd_config.profile);
2661
2a1c520e
RW		 2662 return NB_OK;
2663}
2664
2665/*
2666 * XPath: /frr-interface:lib/interface/frr-isisd:isis/csnp-interval/level-1
2667 */
2668int lib_interface_isis_csnp_interval_level_1_modify(
60ee8be1 2669 struct nb_cb_modify_args *args)
2a1c520e
RW		 2670{
2671 struct isis_circuit *circuit;
2672
60ee8be1 2673 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2674 return NB_OK;
2675
60ee8be1
RW		 2676 circuit = nb_running_get_entry(args->dnode, NULL, true);
2677 circuit->csnp_interval[0] = yang_dnode_get_uint16(args->dnode, NULL);
2a1c520e
RW		 2678
2679 return NB_OK;
2680}
2681
2682/*
2683 * XPath: /frr-interface:lib/interface/frr-isisd:isis/csnp-interval/level-2
2684 */
2685int lib_interface_isis_csnp_interval_level_2_modify(
60ee8be1 2686 struct nb_cb_modify_args *args)
2a1c520e
RW		 2687{
2688 struct isis_circuit *circuit;
2689
60ee8be1 2690 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2691 return NB_OK;
2692
60ee8be1
RW		 2693 circuit = nb_running_get_entry(args->dnode, NULL, true);
2694 circuit->csnp_interval[1] = yang_dnode_get_uint16(args->dnode, NULL);
2a1c520e
RW		 2695
2696 return NB_OK;
2697}
2698
2699/*
2700 * XPath: /frr-interface:lib/interface/frr-isisd:isis/psnp-interval/level-1
2701 */
2702int lib_interface_isis_psnp_interval_level_1_modify(
60ee8be1 2703 struct nb_cb_modify_args *args)
2a1c520e
RW		 2704{
2705 struct isis_circuit *circuit;
2706
60ee8be1 2707 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2708 return NB_OK;
2709
60ee8be1
RW		 2710 circuit = nb_running_get_entry(args->dnode, NULL, true);
2711 circuit->psnp_interval[0] = yang_dnode_get_uint16(args->dnode, NULL);
2a1c520e
RW		 2712
2713 return NB_OK;
2714}
2715
2716/*
2717 * XPath: /frr-interface:lib/interface/frr-isisd:isis/psnp-interval/level-2
2718 */
2719int lib_interface_isis_psnp_interval_level_2_modify(
60ee8be1 2720 struct nb_cb_modify_args *args)
2a1c520e
RW		 2721{
2722 struct isis_circuit *circuit;
2723
60ee8be1 2724 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2725 return NB_OK;
2726
60ee8be1
RW		 2727 circuit = nb_running_get_entry(args->dnode, NULL, true);
2728 circuit->psnp_interval[1] = yang_dnode_get_uint16(args->dnode, NULL);
2a1c520e
RW		 2729
2730 return NB_OK;
2731}
2732
2733/*
2734 * XPath: /frr-interface:lib/interface/frr-isisd:isis/hello/padding
2735 */
60ee8be1 2736int lib_interface_isis_hello_padding_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2737{
2738 struct isis_circuit *circuit;
2739
60ee8be1 2740 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2741 return NB_OK;
2742
60ee8be1
RW		 2743 circuit = nb_running_get_entry(args->dnode, NULL, true);
2744 circuit->pad_hellos = yang_dnode_get_bool(args->dnode, NULL);
2a1c520e
RW		 2745
2746 return NB_OK;
2747}
2748
2749/*
2750 * XPath: /frr-interface:lib/interface/frr-isisd:isis/hello/interval/level-1
2751 */
2752int lib_interface_isis_hello_interval_level_1_modify(
60ee8be1 2753 struct nb_cb_modify_args *args)
2a1c520e
RW		 2754{
2755 struct isis_circuit *circuit;
2756 uint32_t interval;
2757
60ee8be1 2758 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2759 return NB_OK;
2760
60ee8be1
RW		 2761 circuit = nb_running_get_entry(args->dnode, NULL, true);
2762 interval = yang_dnode_get_uint32(args->dnode, NULL);
2a1c520e
RW		 2763 circuit->hello_interval[0] = interval;
2764
2765 return NB_OK;
2766}
2767
2768/*
2769 * XPath: /frr-interface:lib/interface/frr-isisd:isis/hello/interval/level-2
2770 */
2771int lib_interface_isis_hello_interval_level_2_modify(
60ee8be1 2772 struct nb_cb_modify_args *args)
2a1c520e
RW		 2773{
2774 struct isis_circuit *circuit;
2775 uint32_t interval;
2776
60ee8be1 2777 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2778 return NB_OK;
2779
60ee8be1
RW		 2780 circuit = nb_running_get_entry(args->dnode, NULL, true);
2781 interval = yang_dnode_get_uint32(args->dnode, NULL);
2a1c520e
RW		 2782 circuit->hello_interval[1] = interval;
2783
2784 return NB_OK;
2785}
2786
2787/*
2788 * XPath: /frr-interface:lib/interface/frr-isisd:isis/hello/multiplier/level-1
2789 */
2790int lib_interface_isis_hello_multiplier_level_1_modify(
60ee8be1 2791 struct nb_cb_modify_args *args)
2a1c520e
RW		 2792{
2793 struct isis_circuit *circuit;
2794 uint16_t multi;
2795
60ee8be1 2796 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2797 return NB_OK;
2798
60ee8be1
RW		 2799 circuit = nb_running_get_entry(args->dnode, NULL, true);
2800 multi = yang_dnode_get_uint16(args->dnode, NULL);
2a1c520e
RW		 2801 circuit->hello_multiplier[0] = multi;
2802
2803 return NB_OK;
2804}
2805
2806/*
2807 * XPath: /frr-interface:lib/interface/frr-isisd:isis/hello/multiplier/level-2
2808 */
2809int lib_interface_isis_hello_multiplier_level_2_modify(
60ee8be1 2810 struct nb_cb_modify_args *args)
2a1c520e
RW		 2811{
2812 struct isis_circuit *circuit;
2813 uint16_t multi;
2814
60ee8be1 2815 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2816 return NB_OK;
2817
60ee8be1
RW		 2818 circuit = nb_running_get_entry(args->dnode, NULL, true);
2819 multi = yang_dnode_get_uint16(args->dnode, NULL);
2a1c520e
RW		 2820 circuit->hello_multiplier[1] = multi;
2821
2822 return NB_OK;
2823}
2824
2825/*
2826 * XPath: /frr-interface:lib/interface/frr-isisd:isis/metric/level-1
2827 */
60ee8be1 2828int lib_interface_isis_metric_level_1_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2829{
2830 struct isis_circuit *circuit;
2831 unsigned int met;
2832
60ee8be1 2833 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2834 return NB_OK;
2835
60ee8be1
RW		 2836 circuit = nb_running_get_entry(args->dnode, NULL, true);
2837 met = yang_dnode_get_uint32(args->dnode, NULL);
2a1c520e
RW		 2838 isis_circuit_metric_set(circuit, IS_LEVEL_1, met);
2839
2840 return NB_OK;
2841}
2842
2843/*
2844 * XPath: /frr-interface:lib/interface/frr-isisd:isis/metric/level-2
2845 */
60ee8be1 2846int lib_interface_isis_metric_level_2_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2847{
2848 struct isis_circuit *circuit;
2849 unsigned int met;
2850
60ee8be1 2851 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2852 return NB_OK;
2853
60ee8be1
RW		 2854 circuit = nb_running_get_entry(args->dnode, NULL, true);
2855 met = yang_dnode_get_uint32(args->dnode, NULL);
2a1c520e
RW		 2856 isis_circuit_metric_set(circuit, IS_LEVEL_2, met);
2857
2858 return NB_OK;
2859}
2860
2861/*
2862 * XPath: /frr-interface:lib/interface/frr-isisd:isis/priority/level-1
2863 */
60ee8be1 2864int lib_interface_isis_priority_level_1_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2865{
2866 struct isis_circuit *circuit;
2867
60ee8be1 2868 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2869 return NB_OK;
2870
60ee8be1
RW		 2871 circuit = nb_running_get_entry(args->dnode, NULL, true);
2872 circuit->priority[0] = yang_dnode_get_uint8(args->dnode, NULL);
2a1c520e
RW		 2873
2874 return NB_OK;
2875}
2876
2877/*
2878 * XPath: /frr-interface:lib/interface/frr-isisd:isis/priority/level-2
2879 */
60ee8be1 2880int lib_interface_isis_priority_level_2_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2881{
2882 struct isis_circuit *circuit;
2883
60ee8be1 2884 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2885 return NB_OK;
2886
60ee8be1
RW		 2887 circuit = nb_running_get_entry(args->dnode, NULL, true);
2888 circuit->priority[1] = yang_dnode_get_uint8(args->dnode, NULL);
2a1c520e
RW		 2889
2890 return NB_OK;
2891}
2892
2893/*
2894 * XPath: /frr-interface:lib/interface/frr-isisd:isis/network-type
2895 */
60ee8be1 2896int lib_interface_isis_network_type_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2897{
2898 struct isis_circuit *circuit;
60ee8be1 2899 int net_type = yang_dnode_get_enum(args->dnode, NULL);
2a1c520e 2900
60ee8be1 2901 switch (args->event) {
2a1c520e 2902 case NB_EV_VALIDATE:
60ee8be1 2903 circuit = nb_running_get_entry(args->dnode, NULL, false);
2a1c520e
RW		 2904 if (!circuit)
2905 break;
2906 if (circuit->circ_type == CIRCUIT_T_LOOPBACK) {
10bdc68f
RW		 2907 snprintf(
2908 args->errmsg, args->errmsg_len,
2a1c520e
RW		 2909 "Cannot change network type on loopback interface");
2910 return NB_ERR_VALIDATION;
2911 }
2912 if (net_type == CIRCUIT_T_BROADCAST
2913 && circuit->state == C_STATE_UP
2914 && !if_is_broadcast(circuit->interface)) {
10bdc68f
RW		 2915 snprintf(
2916 args->errmsg, args->errmsg_len,
2a1c520e
RW		 2917 "Cannot configure non-broadcast interface for broadcast operation");
2918 return NB_ERR_VALIDATION;
2919 }
2920 break;
2921 case NB_EV_PREPARE:
2922 case NB_EV_ABORT:
2923 break;
2924 case NB_EV_APPLY:
60ee8be1 2925 circuit = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 2926 isis_circuit_circ_type_set(circuit, net_type);
2927 break;
2928 }
2929
2930 return NB_OK;
2931}
2932
2933/*
2934 * XPath: /frr-interface:lib/interface/frr-isisd:isis/passive
2935 */
60ee8be1 2936int lib_interface_isis_passive_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2937{
2938 struct isis_circuit *circuit;
60ee8be1 2939 bool passive = yang_dnode_get_bool(args->dnode, NULL);
2a1c520e 2940
60ee8be1 2941 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2942 return NB_OK;
2943
60ee8be1 2944 circuit = nb_running_get_entry(args->dnode, NULL, true);
bcf22081 2945 isis_circuit_passive_set(circuit, passive);
2a1c520e
RW		 2946
2947 return NB_OK;
2948}
2949
2950/*
2951 * XPath: /frr-interface:lib/interface/frr-isisd:isis/password
2952 */
60ee8be1 2953int lib_interface_isis_password_create(struct nb_cb_create_args *args)
2a1c520e
RW		 2954{
2955 return NB_OK;
2956}
2957
60ee8be1 2958int lib_interface_isis_password_destroy(struct nb_cb_destroy_args *args)
2a1c520e
RW		 2959{
2960 struct isis_circuit *circuit;
2961
60ee8be1 2962 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2963 return NB_OK;
2964
60ee8be1 2965 circuit = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 2966 isis_circuit_passwd_unset(circuit);
2967
2968 return NB_OK;
2969}
2970
2971/*
2972 * XPath: /frr-interface:lib/interface/frr-isisd:isis/password/password
2973 */
60ee8be1 2974int lib_interface_isis_password_password_modify(struct nb_cb_modify_args *args)
2a1c520e
RW		 2975{
2976 struct isis_circuit *circuit;
2977 const char *password;
2978
60ee8be1 2979 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 2980 return NB_OK;
2981
60ee8be1
RW		 2982 password = yang_dnode_get_string(args->dnode, NULL);
2983 circuit = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 2984
2985 isis_circuit_passwd_set(circuit, circuit->passwd.type, password);
2986
2987 return NB_OK;
2988}
2989
2990/*
2991 * XPath: /frr-interface:lib/interface/frr-isisd:isis/password/password-type
2992 */
2993int lib_interface_isis_password_password_type_modify(
60ee8be1 2994 struct nb_cb_modify_args *args)
2a1c520e
RW		 2995{
2996 struct isis_circuit *circuit;
2997 uint8_t pass_type;
2998
60ee8be1 2999 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 3000 return NB_OK;
3001
60ee8be1
RW		 3002 pass_type = yang_dnode_get_enum(args->dnode, NULL);
3003 circuit = nb_running_get_entry(args->dnode, NULL, true);
2a1c520e
RW		 3004 circuit->passwd.type = pass_type;
3005
3006 return NB_OK;
3007}
3008
3009/*
3010 * XPath:
3011 * /frr-interface:lib/interface/frr-isisd:isis/disable-three-way-handshake
3012 */
3013int lib_interface_isis_disable_three_way_handshake_modify(
60ee8be1 3014 struct nb_cb_modify_args *args)
2a1c520e
RW		 3015{
3016 struct isis_circuit *circuit;
3017
60ee8be1 3018 if (args->event != NB_EV_APPLY)
2a1c520e
RW		 3019 return NB_OK;
3020
60ee8be1
RW		 3021 circuit = nb_running_get_entry(args->dnode, NULL, true);
3022 circuit->disable_threeway_adj = yang_dnode_get_bool(args->dnode, NULL);
2a1c520e
RW		 3023
3024 return NB_OK;
3025}
3026
3027/*
3028 * XPath:
3029 * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv4-unicast
3030 */
3031static int lib_interface_isis_multi_topology_common(
10bdc68f
RW		 3032 enum nb_event event, const struct lyd_node *dnode, char *errmsg,
3033 size_t errmsg_len, uint16_t mtid)
2a1c520e
RW		 3034{
3035 struct isis_circuit *circuit;
3036 bool value;
3037
3038 switch (event) {
3039 case NB_EV_VALIDATE:
3040 circuit = nb_running_get_entry(dnode, NULL, false);
3041 if (circuit && circuit->area && circuit->area->oldmetric) {
10bdc68f
RW		 3042 snprintf(
3043 errmsg, errmsg_len,
2a1c520e
RW		 3044 "Multi topology IS-IS can only be used with wide metrics");
3045 return NB_ERR_VALIDATION;
3046 }
3047 break;
3048 case NB_EV_PREPARE:
3049 case NB_EV_ABORT:
3050 break;
3051 case NB_EV_APPLY:
3052 circuit = nb_running_get_entry(dnode, NULL, true);
3053 value = yang_dnode_get_bool(dnode, NULL);
3054 isis_circuit_mt_enabled_set(circuit, mtid, value);
3055 break;
3056 }
3057
3058 return NB_OK;
3059}
3060
3061int lib_interface_isis_multi_topology_ipv4_unicast_modify(
60ee8be1 3062 struct nb_cb_modify_args *args)
2a1c520e 3063{
60ee8be1 3064 return lib_interface_isis_multi_topology_common(
10bdc68f
RW		 3065 args->event, args->dnode, args->errmsg, args->errmsg_len,
3066 ISIS_MT_IPV4_UNICAST);
2a1c520e
RW		 3067}
3068
3069/*
3070 * XPath:
3071 * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv4-multicast
3072 */
3073int lib_interface_isis_multi_topology_ipv4_multicast_modify(
60ee8be1 3074 struct nb_cb_modify_args *args)
2a1c520e 3075{
60ee8be1 3076 return lib_interface_isis_multi_topology_common(
10bdc68f
RW		 3077 args->event, args->dnode, args->errmsg, args->errmsg_len,
3078 ISIS_MT_IPV4_MULTICAST);
2a1c520e
RW		 3079}
3080
3081/*
3082 * XPath:
3083 * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv4-management
3084 */
3085int lib_interface_isis_multi_topology_ipv4_management_modify(
60ee8be1 3086 struct nb_cb_modify_args *args)
2a1c520e 3087{
60ee8be1 3088 return lib_interface_isis_multi_topology_common(
10bdc68f
RW		 3089 args->event, args->dnode, args->errmsg, args->errmsg_len,
3090 ISIS_MT_IPV4_MGMT);
2a1c520e
RW		 3091}
3092
3093/*
3094 * XPath:
3095 * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-unicast
3096 */
3097int lib_interface_isis_multi_topology_ipv6_unicast_modify(
60ee8be1 3098 struct nb_cb_modify_args *args)
2a1c520e 3099{
60ee8be1 3100 return lib_interface_isis_multi_topology_common(
10bdc68f
RW		 3101 args->event, args->dnode, args->errmsg, args->errmsg_len,
3102 ISIS_MT_IPV6_UNICAST);
2a1c520e
RW		 3103}
3104
3105/*
3106 * XPath:
3107 * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-multicast
3108 */
3109int lib_interface_isis_multi_topology_ipv6_multicast_modify(
60ee8be1 3110 struct nb_cb_modify_args *args)
2a1c520e 3111{
60ee8be1 3112 return lib_interface_isis_multi_topology_common(
10bdc68f
RW		 3113 args->event, args->dnode, args->errmsg, args->errmsg_len,
3114 ISIS_MT_IPV6_MULTICAST);
2a1c520e
RW		 3115}
3116
3117/*
3118 * XPath:
3119 * /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-management
3120 */
3121int lib_interface_isis_multi_topology_ipv6_management_modify(
60ee8be1 3122 struct nb_cb_modify_args *args)
2a1c520e 3123{
60ee8be1 3124 return lib_interface_isis_multi_topology_common(
10bdc68f
RW		 3125 args->event, args->dnode, args->errmsg, args->errmsg_len,
3126 ISIS_MT_IPV6_MGMT);
2a1c520e
RW		 3127}
3128
3129/*
3130 * XPath: /frr-interface:lib/interface/frr-isisd:isis/multi-topology/ipv6-dstsrc
3131 */
3132int lib_interface_isis_multi_topology_ipv6_dstsrc_modify(
60ee8be1 3133 struct nb_cb_modify_args *args)
2a1c520e 3134{
60ee8be1 3135 return lib_interface_isis_multi_topology_common(
10bdc68f
RW		 3136 args->event, args->dnode, args->errmsg, args->errmsg_len,
3137 ISIS_MT_IPV6_DSTSRC);
2a1c520e 3138}
1cbf96a8 3139
3140/*
3141 * XPath: /frr-interface:lib/interface/frr-isisd:isis/mpls/ldp-sync
3142 */
3143int lib_interface_isis_mpls_ldp_sync_modify(struct nb_cb_modify_args *args)
3144{
3145 struct isis_circuit *circuit;
3146 struct ldp_sync_info *ldp_sync_info;
3147 bool ldp_sync_enable;
1cbf96a8 3148
3149 switch (args->event) {
3150 case NB_EV_VALIDATE:
1cbf96a8 3151 case NB_EV_PREPARE:
3152 case NB_EV_ABORT:
3153 break;
3154 case NB_EV_APPLY:
3155 circuit = nb_running_get_entry(args->dnode, NULL, true);
3156 ldp_sync_enable = yang_dnode_get_bool(args->dnode, NULL);
3157
1cbf96a8 3158 ldp_sync_info = circuit->ldp_sync_info;
3159
ec62fbaa
IR		 3160 SET_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_IF_CONFIG);
3161 ldp_sync_info->enabled = ldp_sync_enable;
3162
3163 if (circuit->area) {
3164 if (ldp_sync_enable)
3165 isis_if_ldp_sync_enable(circuit);
3166 else
3167 isis_if_ldp_sync_disable(circuit);
1cbf96a8 3168 }
3169 break;
3170 }
3171 return NB_OK;
3172}
3173
3174/*
3175 * XPath: /frr-interface:lib/interface/frr-isisd:isis/mpls/holddown
3176 */
3177int lib_interface_isis_mpls_holddown_modify(struct nb_cb_modify_args *args)
3178{
3179 struct isis_circuit *circuit;
3180 struct ldp_sync_info *ldp_sync_info;
3181 uint16_t holddown;
1cbf96a8 3182
3183 switch (args->event) {
3184 case NB_EV_VALIDATE:
1cbf96a8 3185 case NB_EV_PREPARE:
3186 case NB_EV_ABORT:
3187 break;
3188 case NB_EV_APPLY:
3189 circuit = nb_running_get_entry(args->dnode, NULL, true);
3190 holddown = yang_dnode_get_uint16(args->dnode, NULL);
3191
1cbf96a8 3192 ldp_sync_info = circuit->ldp_sync_info;
3193
3194 SET_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_HOLDDOWN);
3195 ldp_sync_info->holddown = holddown;
3196 break;
3197 }
3198 return NB_OK;
3199}
3200
3201int lib_interface_isis_mpls_holddown_destroy(struct nb_cb_destroy_args *args)
3202{
3203 struct isis_circuit *circuit;
3204 struct ldp_sync_info *ldp_sync_info;
1cbf96a8 3205
3206 switch (args->event) {
3207 case NB_EV_VALIDATE:
1cbf96a8 3208 case NB_EV_PREPARE:
3209 case NB_EV_ABORT:
3210 break;
3211 case NB_EV_APPLY:
3212 circuit = nb_running_get_entry(args->dnode, NULL, true);
3213 ldp_sync_info = circuit->ldp_sync_info;
ec62fbaa 3214
1cbf96a8 3215 UNSET_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_HOLDDOWN);
3216
ec62fbaa
IR		 3217 if (circuit->area)
3218 isis_if_set_ldp_sync_holddown(circuit);
1cbf96a8 3219 break;
3220 }
ed5d7032
RW		 3221
3222 return NB_OK;
3223}
3224
d20b14bc
RW		 3225/*
3226 * XPath:
3227 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-1/lfa/enable
3228 */
3229int lib_interface_isis_fast_reroute_level_1_lfa_enable_modify(
3230 struct nb_cb_modify_args *args)
3231{
e886416f
RW		 3232 struct isis_area *area;
3233 struct isis_circuit *circuit;
3234
3235 if (args->event != NB_EV_APPLY)
3236 return NB_OK;
3237
3238 circuit = nb_running_get_entry(args->dnode, NULL, true);
3239 circuit->lfa_protection[0] = yang_dnode_get_bool(args->dnode, NULL);
d20b14bc 3240
e886416f 3241 area = circuit->area;
bcf22081
IR		 3242 if (area) {
3243 if (circuit->lfa_protection[0])
3244 area->lfa_protected_links[0]++;
3245 else {
3246 assert(area->lfa_protected_links[0] > 0);
3247 area->lfa_protected_links[0]--;
3248 }
3249
3250 lsp_regenerate_schedule(area, area->is_type, 0);
3251 }
e886416f 3252
d20b14bc
RW		 3253 return NB_OK;
3254}
3255
3256/*
3257 * XPath:
3258 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-1/lfa/exclude-interface
3259 */
3260int lib_interface_isis_fast_reroute_level_1_lfa_exclude_interface_create(
3261 struct nb_cb_create_args *args)
3262{
e886416f
RW		 3263 struct isis_area *area;
3264 struct isis_circuit *circuit;
3265 const char *exclude_ifname;
3266
3267 if (args->event != NB_EV_APPLY)
3268 return NB_OK;
3269
3270 circuit = nb_running_get_entry(args->dnode, NULL, true);
3271 exclude_ifname = yang_dnode_get_string(args->dnode, NULL);
3272
3273 isis_lfa_excluded_iface_add(circuit, ISIS_LEVEL1, exclude_ifname);
3274 area = circuit->area;
bcf22081
IR		 3275 if (area)
3276 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 3277
3278 return NB_OK;
3279}
3280
3281int lib_interface_isis_fast_reroute_level_1_lfa_exclude_interface_destroy(
3282 struct nb_cb_destroy_args *args)
3283{
e886416f
RW		 3284 struct isis_area *area;
3285 struct isis_circuit *circuit;
3286 const char *exclude_ifname;
3287
3288 if (args->event != NB_EV_APPLY)
3289 return NB_OK;
3290
3291 circuit = nb_running_get_entry(args->dnode, NULL, true);
3292 exclude_ifname = yang_dnode_get_string(args->dnode, NULL);
3293
3294 isis_lfa_excluded_iface_delete(circuit, ISIS_LEVEL1, exclude_ifname);
3295 area = circuit->area;
bcf22081
IR		 3296 if (area)
3297 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 3298
3299 return NB_OK;
3300}
3301
381200be
RW		 3302/*
3303 * XPath:
3304 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-1/remote-lfa/enable
3305 */
3306int lib_interface_isis_fast_reroute_level_1_remote_lfa_enable_modify(
3307 struct nb_cb_modify_args *args)
3308{
16fe8cff
RW		 3309 struct isis_area *area;
3310 struct isis_circuit *circuit;
3311
3312 if (args->event != NB_EV_APPLY)
3313 return NB_OK;
3314
3315 circuit = nb_running_get_entry(args->dnode, NULL, true);
3316 circuit->rlfa_protection[0] = yang_dnode_get_bool(args->dnode, NULL);
381200be 3317
16fe8cff 3318 area = circuit->area;
bcf22081
IR		 3319 if (area) {
3320 if (circuit->rlfa_protection[0])
3321 area->rlfa_protected_links[0]++;
3322 else {
3323 assert(area->rlfa_protected_links[0] > 0);
3324 area->rlfa_protected_links[0]--;
3325 }
3326
3327 lsp_regenerate_schedule(area, area->is_type, 0);
3328 }
16fe8cff 3329
381200be
RW		 3330 return NB_OK;
3331}
3332
3333/*
3334 * XPath:
3335 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-1/remote-lfa/maximum-metric
3336 */
3337int lib_interface_isis_fast_reroute_level_1_remote_lfa_maximum_metric_modify(
3338 struct nb_cb_modify_args *args)
3339{
16fe8cff
RW		 3340 struct isis_area *area;
3341 struct isis_circuit *circuit;
3342
3343 if (args->event != NB_EV_APPLY)
3344 return NB_OK;
3345
3346 circuit = nb_running_get_entry(args->dnode, NULL, true);
3347 circuit->rlfa_max_metric[0] = yang_dnode_get_uint32(args->dnode, NULL);
3348
3349 area = circuit->area;
bcf22081
IR		 3350 if (area)
3351 lsp_regenerate_schedule(area, area->is_type, 0);
381200be
RW		 3352
3353 return NB_OK;
3354}
3355
3356int lib_interface_isis_fast_reroute_level_1_remote_lfa_maximum_metric_destroy(
3357 struct nb_cb_destroy_args *args)
3358{
16fe8cff
RW		 3359 struct isis_area *area;
3360 struct isis_circuit *circuit;
3361
3362 if (args->event != NB_EV_APPLY)
3363 return NB_OK;
3364
3365 circuit = nb_running_get_entry(args->dnode, NULL, true);
3366 circuit->rlfa_max_metric[0] = 0;
3367
3368 area = circuit->area;
bcf22081
IR		 3369 if (area)
3370 lsp_regenerate_schedule(area, area->is_type, 0);
381200be
RW		 3371
3372 return NB_OK;
3373}
3374
ed5d7032
RW		 3375/*
3376 * XPath:
3377 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-1/ti-lfa/enable
3378 */
3379int lib_interface_isis_fast_reroute_level_1_ti_lfa_enable_modify(
3380 struct nb_cb_modify_args *args)
3381{
c951ee6e
RW		 3382 struct isis_area *area;
3383 struct isis_circuit *circuit;
3384
3385 if (args->event != NB_EV_APPLY)
3386 return NB_OK;
3387
3388 circuit = nb_running_get_entry(args->dnode, NULL, true);
3389 circuit->tilfa_protection[0] = yang_dnode_get_bool(args->dnode, NULL);
ed5d7032 3390
c951ee6e 3391 area = circuit->area;
bcf22081
IR		 3392 if (area) {
3393 if (circuit->tilfa_protection[0])
3394 area->tilfa_protected_links[0]++;
3395 else {
3396 assert(area->tilfa_protected_links[0] > 0);
3397 area->tilfa_protected_links[0]--;
3398 }
3399
3400 lsp_regenerate_schedule(area, area->is_type, 0);
3401 }
c951ee6e 3402
ed5d7032
RW		 3403 return NB_OK;
3404}
3405
3406/*
3407 * XPath:
3408 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-1/ti-lfa/node-protection
3409 */
3410int lib_interface_isis_fast_reroute_level_1_ti_lfa_node_protection_modify(
3411 struct nb_cb_modify_args *args)
3412{
c951ee6e
RW		 3413 struct isis_area *area;
3414 struct isis_circuit *circuit;
3415
3416 if (args->event != NB_EV_APPLY)
3417 return NB_OK;
3418
3419 circuit = nb_running_get_entry(args->dnode, NULL, true);
3420 circuit->tilfa_node_protection[0] =
3421 yang_dnode_get_bool(args->dnode, NULL);
3422
3423 area = circuit->area;
bcf22081
IR		 3424 if (area)
3425 lsp_regenerate_schedule(area, area->is_type, 0);
ed5d7032
RW		 3426
3427 return NB_OK;
3428}
3429
ce4eccfa
FR		 3430/*
3431 * XPath:
3432 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-1/ti-lfa/link-fallback
3433 */
3434int lib_interface_isis_fast_reroute_level_1_ti_lfa_link_fallback_modify(
3435 struct nb_cb_modify_args *args)
3436{
3437 struct isis_area *area;
3438 struct isis_circuit *circuit;
3439
3440 if (args->event != NB_EV_APPLY)
3441 return NB_OK;
3442
3443 circuit = nb_running_get_entry(args->dnode, NULL, true);
3444 circuit->tilfa_link_fallback[0] =
3445 yang_dnode_get_bool(args->dnode, NULL);
3446
3447 area = circuit->area;
3448 if (area)
3449 lsp_regenerate_schedule(area, area->is_type, 0);
3450
3451 return NB_OK;
3452}
3453
d20b14bc
RW		 3454/*
3455 * XPath:
3456 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-2/lfa/enable
3457 */
3458int lib_interface_isis_fast_reroute_level_2_lfa_enable_modify(
3459 struct nb_cb_modify_args *args)
3460{
e886416f
RW		 3461 struct isis_area *area;
3462 struct isis_circuit *circuit;
3463
3464 if (args->event != NB_EV_APPLY)
3465 return NB_OK;
3466
3467 circuit = nb_running_get_entry(args->dnode, NULL, true);
3468 circuit->lfa_protection[1] = yang_dnode_get_bool(args->dnode, NULL);
d20b14bc 3469
e886416f 3470 area = circuit->area;
bcf22081
IR		 3471 if (area) {
3472 if (circuit->lfa_protection[1])
3473 area->lfa_protected_links[1]++;
3474 else {
3475 assert(area->lfa_protected_links[1] > 0);
3476 area->lfa_protected_links[1]--;
3477 }
3478
3479 lsp_regenerate_schedule(area, area->is_type, 0);
3480 }
e886416f 3481
d20b14bc
RW		 3482 return NB_OK;
3483}
3484
3485/*
3486 * XPath:
3487 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-2/lfa/exclude-interface
3488 */
3489int lib_interface_isis_fast_reroute_level_2_lfa_exclude_interface_create(
3490 struct nb_cb_create_args *args)
3491{
e886416f
RW		 3492 struct isis_area *area;
3493 struct isis_circuit *circuit;
3494 const char *exclude_ifname;
3495
3496 if (args->event != NB_EV_APPLY)
3497 return NB_OK;
3498
3499 circuit = nb_running_get_entry(args->dnode, NULL, true);
3500 exclude_ifname = yang_dnode_get_string(args->dnode, NULL);
3501
3502 isis_lfa_excluded_iface_add(circuit, ISIS_LEVEL2, exclude_ifname);
3503 area = circuit->area;
bcf22081
IR		 3504 if (area)
3505 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 3506
3507 return NB_OK;
3508}
3509
3510int lib_interface_isis_fast_reroute_level_2_lfa_exclude_interface_destroy(
3511 struct nb_cb_destroy_args *args)
3512{
e886416f
RW		 3513 struct isis_area *area;
3514 struct isis_circuit *circuit;
3515 const char *exclude_ifname;
3516
3517 if (args->event != NB_EV_APPLY)
3518 return NB_OK;
3519
3520 circuit = nb_running_get_entry(args->dnode, NULL, true);
3521 exclude_ifname = yang_dnode_get_string(args->dnode, NULL);
3522
3523 isis_lfa_excluded_iface_delete(circuit, ISIS_LEVEL2, exclude_ifname);
3524 area = circuit->area;
bcf22081
IR		 3525 if (area)
3526 lsp_regenerate_schedule(area, area->is_type, 0);
d20b14bc
RW		 3527
3528 return NB_OK;
3529}
3530
381200be
RW		 3531/*
3532 * XPath:
3533 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-2/remote-lfa/enable
3534 */
3535int lib_interface_isis_fast_reroute_level_2_remote_lfa_enable_modify(
3536 struct nb_cb_modify_args *args)
3537{
16fe8cff
RW		 3538 struct isis_area *area;
3539 struct isis_circuit *circuit;
3540
3541 if (args->event != NB_EV_APPLY)
3542 return NB_OK;
3543
3544 circuit = nb_running_get_entry(args->dnode, NULL, true);
3545 circuit->rlfa_protection[1] = yang_dnode_get_bool(args->dnode, NULL);
381200be 3546
16fe8cff 3547 area = circuit->area;
bcf22081
IR		 3548 if (area) {
3549 if (circuit->rlfa_protection[1])
3550 area->rlfa_protected_links[1]++;
3551 else {
3552 assert(area->rlfa_protected_links[1] > 0);
3553 area->rlfa_protected_links[1]--;
3554 }
3555
3556 lsp_regenerate_schedule(area, area->is_type, 0);
3557 }
16fe8cff 3558
381200be
RW		 3559 return NB_OK;
3560}
3561
3562/*
3563 * XPath:
3564 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-2/remote-lfa/maximum-metric
3565 */
3566int lib_interface_isis_fast_reroute_level_2_remote_lfa_maximum_metric_modify(
3567 struct nb_cb_modify_args *args)
3568{
16fe8cff
RW		 3569 struct isis_area *area;
3570 struct isis_circuit *circuit;
3571
3572 if (args->event != NB_EV_APPLY)
3573 return NB_OK;
3574
3575 circuit = nb_running_get_entry(args->dnode, NULL, true);
3576 circuit->rlfa_max_metric[1] = yang_dnode_get_uint32(args->dnode, NULL);
3577
3578 area = circuit->area;
bcf22081
IR		 3579 if (area)
3580 lsp_regenerate_schedule(area, area->is_type, 0);
381200be
RW		 3581
3582 return NB_OK;
3583}
3584
3585int lib_interface_isis_fast_reroute_level_2_remote_lfa_maximum_metric_destroy(
3586 struct nb_cb_destroy_args *args)
3587{
16fe8cff
RW		 3588 struct isis_area *area;
3589 struct isis_circuit *circuit;
3590
3591 if (args->event != NB_EV_APPLY)
3592 return NB_OK;
3593
3594 circuit = nb_running_get_entry(args->dnode, NULL, true);
3595 circuit->rlfa_max_metric[1] = 0;
3596
3597 area = circuit->area;
bcf22081
IR		 3598 if (area)
3599 lsp_regenerate_schedule(area, area->is_type, 0);
381200be
RW		 3600
3601 return NB_OK;
3602}
3603
ed5d7032
RW		 3604/*
3605 * XPath:
3606 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-2/ti-lfa/enable
3607 */
3608int lib_interface_isis_fast_reroute_level_2_ti_lfa_enable_modify(
3609 struct nb_cb_modify_args *args)
3610{
c951ee6e
RW		 3611 struct isis_area *area;
3612 struct isis_circuit *circuit;
3613
3614 if (args->event != NB_EV_APPLY)
3615 return NB_OK;
3616
3617 circuit = nb_running_get_entry(args->dnode, NULL, true);
3618 circuit->tilfa_protection[1] = yang_dnode_get_bool(args->dnode, NULL);
ed5d7032 3619
c951ee6e 3620 area = circuit->area;
bcf22081
IR		 3621 if (area) {
3622 if (circuit->tilfa_protection[1])
3623 area->tilfa_protected_links[1]++;
3624 else {
3625 assert(area->tilfa_protected_links[1] > 0);
3626 area->tilfa_protected_links[1]--;
3627 }
3628
3629 lsp_regenerate_schedule(area, area->is_type, 0);
3630 }
c951ee6e 3631
ed5d7032
RW		 3632 return NB_OK;
3633}
3634
3635/*
3636 * XPath:
3637 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-2/ti-lfa/node-protection
3638 */
3639int lib_interface_isis_fast_reroute_level_2_ti_lfa_node_protection_modify(
3640 struct nb_cb_modify_args *args)
3641{
c951ee6e
RW		 3642 struct isis_area *area;
3643 struct isis_circuit *circuit;
3644
3645 if (args->event != NB_EV_APPLY)
3646 return NB_OK;
3647
3648 circuit = nb_running_get_entry(args->dnode, NULL, true);
3649 circuit->tilfa_node_protection[1] =
3650 yang_dnode_get_bool(args->dnode, NULL);
3651
3652 area = circuit->area;
bcf22081
IR		 3653 if (area)
3654 lsp_regenerate_schedule(area, area->is_type, 0);
ed5d7032 3655
1cbf96a8 3656 return NB_OK;
3657}
ce4eccfa
FR		 3658
3659/*
3660 * XPath:
3661 * /frr-interface:lib/interface/frr-isisd:isis/fast-reroute/level-2/ti-lfa/link-fallback
3662 */
3663int lib_interface_isis_fast_reroute_level_2_ti_lfa_link_fallback_modify(
3664 struct nb_cb_modify_args *args)
3665{
3666 struct isis_area *area;
3667 struct isis_circuit *circuit;
3668
3669 if (args->event != NB_EV_APPLY)
3670 return NB_OK;
3671
3672 circuit = nb_running_get_entry(args->dnode, NULL, true);
3673 circuit->tilfa_link_fallback[1] =
3674 yang_dnode_get_bool(args->dnode, NULL);
3675
3676 area = circuit->area;
3677 if (area)
3678 lsp_regenerate_schedule(area, area->is_type, 0);
3679
3680 return NB_OK;
3681}
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