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Merge pull request #3306 from opensourcerouting/bugfix/isis-csnp-handling
[mirror_frr.git] / isisd / isisd.c
1 /*
2 * IS-IS Rout(e)ing protocol - isisd.c
3 *
4 * Copyright (C) 2001,2002 Sampo Saaristo
5 * Tampere University of Technology
6 * Institute of Communications Engineering
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public Licenseas 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
25 #include "thread.h"
26 #include "vty.h"
27 #include "command.h"
28 #include "log.h"
29 #include "memory.h"
30 #include "time.h"
31 #include "linklist.h"
32 #include "if.h"
33 #include "hash.h"
34 #include "stream.h"
35 #include "prefix.h"
36 #include "table.h"
37 #include "qobj.h"
38 #include "spf_backoff.h"
39
40 #include "isisd/dict.h"
41 #include "isisd/isis_constants.h"
42 #include "isisd/isis_common.h"
43 #include "isisd/isis_flags.h"
44 #include "isisd/isis_circuit.h"
45 #include "isisd/isis_csm.h"
46 #include "isisd/isisd.h"
47 #include "isisd/isis_dynhn.h"
48 #include "isisd/isis_adjacency.h"
49 #include "isisd/isis_pdu.h"
50 #include "isisd/isis_misc.h"
51 #include "isisd/isis_constants.h"
52 #include "isisd/isis_lsp.h"
53 #include "isisd/isis_spf.h"
54 #include "isisd/isis_route.h"
55 #include "isisd/isis_zebra.h"
56 #include "isisd/isis_events.h"
57 #include "isisd/isis_te.h"
58 #include "isisd/isis_mt.h"
59 #include "isisd/fabricd.h"
60
61 struct isis *isis = NULL;
62
63 DEFINE_QOBJ_TYPE(isis)
64 DEFINE_QOBJ_TYPE(isis_area)
65
66 /*
67 * Prototypes.
68 */
69 int isis_area_get(struct vty *, const char *);
70 int isis_area_destroy(struct vty *, const char *);
71 int area_net_title(struct vty *, const char *);
72 int area_clear_net_title(struct vty *, const char *);
73 int show_isis_interface_common(struct vty *, const char *ifname, char);
74 int show_isis_neighbor_common(struct vty *, const char *id, char);
75 int clear_isis_neighbor_common(struct vty *, const char *id);
76 int isis_config_write(struct vty *);
77
78
79 void isis_new(unsigned long process_id)
80 {
81 isis = XCALLOC(MTYPE_ISIS, sizeof(struct isis));
82 /*
83 * Default values
84 */
85 isis->max_area_addrs = 3;
86 isis->process_id = process_id;
87 isis->router_id = 0;
88 isis->area_list = list_new();
89 isis->init_circ_list = list_new();
90 isis->uptime = time(NULL);
91 isis->nexthops = list_new();
92 isis->nexthops6 = list_new();
93 dyn_cache_init();
94 /*
95 * uncomment the next line for full debugs
96 */
97 /* isis->debugs = 0xFFFF; */
98 isisMplsTE.status = disable; /* Only support TE metric */
99
100 QOBJ_REG(isis, isis);
101 }
102
103 struct isis_area *isis_area_create(const char *area_tag)
104 {
105 struct isis_area *area;
106
107 area = XCALLOC(MTYPE_ISIS_AREA, sizeof(struct isis_area));
108
109 /*
110 * Fabricd runs only as level-2.
111 * For IS-IS, the first instance is level-1-2 rest are level-1,
112 * unless otherwise configured
113 */
114 if (fabricd) {
115 area->is_type = IS_LEVEL_2;
116 } else if (listcount(isis->area_list) > 0)
117 area->is_type = IS_LEVEL_1;
118 else
119 area->is_type = IS_LEVEL_1_AND_2;
120
121 /*
122 * intialize the databases
123 */
124 if (area->is_type & IS_LEVEL_1) {
125 area->lspdb[0] = lsp_db_init();
126 }
127 if (area->is_type & IS_LEVEL_2) {
128 area->lspdb[1] = lsp_db_init();
129 }
130
131 spftree_area_init(area);
132
133 area->circuit_list = list_new();
134 area->area_addrs = list_new();
135 thread_add_timer(master, lsp_tick, area, 1, &area->t_tick);
136 flags_initialize(&area->flags);
137
138 /*
139 * Default values
140 */
141 area->max_lsp_lifetime[0] = DEFAULT_LSP_LIFETIME; /* 1200 */
142 area->max_lsp_lifetime[1] = DEFAULT_LSP_LIFETIME; /* 1200 */
143 area->lsp_refresh[0] = DEFAULT_MAX_LSP_GEN_INTERVAL; /* 900 */
144 area->lsp_refresh[1] = DEFAULT_MAX_LSP_GEN_INTERVAL; /* 900 */
145 area->lsp_gen_interval[0] = DEFAULT_MIN_LSP_GEN_INTERVAL;
146 area->lsp_gen_interval[1] = DEFAULT_MIN_LSP_GEN_INTERVAL;
147 area->min_spf_interval[0] = MINIMUM_SPF_INTERVAL;
148 area->min_spf_interval[1] = MINIMUM_SPF_INTERVAL;
149 area->dynhostname = 1;
150 area->oldmetric = 0;
151 area->newmetric = 1;
152 area->lsp_frag_threshold = 90;
153 area->lsp_mtu = DEFAULT_LSP_MTU;
154
155 area_mt_init(area);
156
157 area->area_tag = strdup(area_tag);
158 listnode_add(isis->area_list, area);
159 area->isis = isis;
160
161 if (fabricd)
162 area->fabricd = fabricd_new(area);
163
164 area->lsp_refresh_arg[0].area = area;
165 area->lsp_refresh_arg[0].level = IS_LEVEL_1;
166 area->lsp_refresh_arg[1].area = area;
167 area->lsp_refresh_arg[1].level = IS_LEVEL_2;
168
169
170 QOBJ_REG(area, isis_area);
171
172 return area;
173 }
174
175 struct isis_area *isis_area_lookup(const char *area_tag)
176 {
177 struct isis_area *area;
178 struct listnode *node;
179
180 for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area))
181 if ((area->area_tag == NULL && area_tag == NULL)
182 || (area->area_tag && area_tag
183 && strcmp(area->area_tag, area_tag) == 0))
184 return area;
185
186 return NULL;
187 }
188
189 int isis_area_get(struct vty *vty, const char *area_tag)
190 {
191 struct isis_area *area;
192
193 area = isis_area_lookup(area_tag);
194
195 if (area) {
196 VTY_PUSH_CONTEXT(ROUTER_NODE, area);
197 return CMD_SUCCESS;
198 }
199
200 area = isis_area_create(area_tag);
201
202 if (isis->debugs & DEBUG_EVENTS)
203 zlog_debug("New IS-IS area instance %s", area->area_tag);
204
205 VTY_PUSH_CONTEXT(ROUTER_NODE, area);
206
207 return CMD_SUCCESS;
208 }
209
210 int isis_area_destroy(struct vty *vty, const char *area_tag)
211 {
212 struct isis_area *area;
213 struct listnode *node, *nnode;
214 struct isis_circuit *circuit;
215 struct area_addr *addr;
216
217 area = isis_area_lookup(area_tag);
218
219 if (area == NULL) {
220 vty_out(vty, "Can't find ISIS instance \n");
221 return CMD_ERR_NO_MATCH;
222 }
223
224 QOBJ_UNREG(area);
225
226 if (fabricd)
227 fabricd_finish(area->fabricd);
228
229 if (area->circuit_list) {
230 for (ALL_LIST_ELEMENTS(area->circuit_list, node, nnode,
231 circuit)) {
232 circuit->ip_router = 0;
233 circuit->ipv6_router = 0;
234 isis_csm_state_change(ISIS_DISABLE, circuit, area);
235 }
236 list_delete(&area->circuit_list);
237 }
238
239 if (area->lspdb[0] != NULL) {
240 lsp_db_destroy(area->lspdb[0]);
241 area->lspdb[0] = NULL;
242 }
243 if (area->lspdb[1] != NULL) {
244 lsp_db_destroy(area->lspdb[1]);
245 area->lspdb[1] = NULL;
246 }
247
248 /* invalidate and verify to delete all routes from zebra */
249 isis_area_invalidate_routes(area, ISIS_LEVEL1 & ISIS_LEVEL2);
250 isis_area_verify_routes(area);
251
252 spftree_area_del(area);
253
254 THREAD_TIMER_OFF(area->spf_timer[0]);
255 THREAD_TIMER_OFF(area->spf_timer[1]);
256
257 spf_backoff_free(area->spf_delay_ietf[0]);
258 spf_backoff_free(area->spf_delay_ietf[1]);
259
260 isis_redist_area_finish(area);
261
262 for (ALL_LIST_ELEMENTS(area->area_addrs, node, nnode, addr)) {
263 list_delete_node(area->area_addrs, node);
264 XFREE(MTYPE_ISIS_AREA_ADDR, addr);
265 }
266 area->area_addrs = NULL;
267
268 THREAD_TIMER_OFF(area->t_tick);
269 THREAD_TIMER_OFF(area->t_lsp_refresh[0]);
270 THREAD_TIMER_OFF(area->t_lsp_refresh[1]);
271
272 thread_cancel_event(master, area);
273
274 listnode_delete(isis->area_list, area);
275
276 free(area->area_tag);
277
278 area_mt_finish(area);
279
280 XFREE(MTYPE_ISIS_AREA, area);
281
282 if (listcount(isis->area_list) == 0) {
283 memset(isis->sysid, 0, ISIS_SYS_ID_LEN);
284 isis->sysid_set = 0;
285 }
286
287 return CMD_SUCCESS;
288 }
289
290 static void area_set_mt_enabled(struct isis_area *area, uint16_t mtid,
291 bool enabled)
292 {
293 struct isis_area_mt_setting *setting;
294
295 setting = area_get_mt_setting(area, mtid);
296 if (setting->enabled != enabled) {
297 setting->enabled = enabled;
298 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 0);
299 }
300 }
301
302 static void area_set_mt_overload(struct isis_area *area, uint16_t mtid,
303 bool overload)
304 {
305 struct isis_area_mt_setting *setting;
306
307 setting = area_get_mt_setting(area, mtid);
308 if (setting->overload != overload) {
309 setting->overload = overload;
310 if (setting->enabled)
311 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2,
312 0);
313 }
314 }
315
316 int area_net_title(struct vty *vty, const char *net_title)
317 {
318 VTY_DECLVAR_CONTEXT(isis_area, area);
319 struct area_addr *addr;
320 struct area_addr *addrp;
321 struct listnode *node;
322
323 uint8_t buff[255];
324
325 /* We check that we are not over the maximal number of addresses */
326 if (listcount(area->area_addrs) >= isis->max_area_addrs) {
327 vty_out(vty,
328 "Maximum of area addresses (%d) already reached \n",
329 isis->max_area_addrs);
330 return CMD_ERR_NOTHING_TODO;
331 }
332
333 addr = XMALLOC(MTYPE_ISIS_AREA_ADDR, sizeof(struct area_addr));
334 addr->addr_len = dotformat2buff(buff, net_title);
335 memcpy(addr->area_addr, buff, addr->addr_len);
336 #ifdef EXTREME_DEBUG
337 zlog_debug("added area address %s for area %s (address length %d)",
338 net_title, area->area_tag, addr->addr_len);
339 #endif /* EXTREME_DEBUG */
340 if (addr->addr_len < 8 || addr->addr_len > 20) {
341 vty_out(vty,
342 "area address must be at least 8..20 octets long (%d)\n",
343 addr->addr_len);
344 XFREE(MTYPE_ISIS_AREA_ADDR, addr);
345 return CMD_WARNING_CONFIG_FAILED;
346 }
347
348 if (addr->area_addr[addr->addr_len - 1] != 0) {
349 vty_out(vty,
350 "nsel byte (last byte) in area address must be 0\n");
351 XFREE(MTYPE_ISIS_AREA_ADDR, addr);
352 return CMD_WARNING_CONFIG_FAILED;
353 }
354
355 if (isis->sysid_set == 0) {
356 /*
357 * First area address - get the SystemID for this router
358 */
359 memcpy(isis->sysid, GETSYSID(addr), ISIS_SYS_ID_LEN);
360 isis->sysid_set = 1;
361 if (isis->debugs & DEBUG_EVENTS)
362 zlog_debug("Router has SystemID %s",
363 sysid_print(isis->sysid));
364 } else {
365 /*
366 * Check that the SystemID portions match
367 */
368 if (memcmp(isis->sysid, GETSYSID(addr), ISIS_SYS_ID_LEN)) {
369 vty_out(vty,
370 "System ID must not change when defining additional area addresses\n");
371 XFREE(MTYPE_ISIS_AREA_ADDR, addr);
372 return CMD_WARNING_CONFIG_FAILED;
373 }
374
375 /* now we see that we don't already have this address */
376 for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node, addrp)) {
377 if ((addrp->addr_len + ISIS_SYS_ID_LEN + ISIS_NSEL_LEN)
378 != (addr->addr_len))
379 continue;
380 if (!memcmp(addrp->area_addr, addr->area_addr,
381 addr->addr_len)) {
382 XFREE(MTYPE_ISIS_AREA_ADDR, addr);
383 return CMD_SUCCESS; /* silent fail */
384 }
385 }
386 }
387
388 /*
389 * Forget the systemID part of the address
390 */
391 addr->addr_len -= (ISIS_SYS_ID_LEN + ISIS_NSEL_LEN);
392 listnode_add(area->area_addrs, addr);
393
394 /* only now we can safely generate our LSPs for this area */
395 if (listcount(area->area_addrs) > 0) {
396 if (area->is_type & IS_LEVEL_1)
397 lsp_generate(area, IS_LEVEL_1);
398 if (area->is_type & IS_LEVEL_2)
399 lsp_generate(area, IS_LEVEL_2);
400 }
401
402 return CMD_SUCCESS;
403 }
404
405 int area_clear_net_title(struct vty *vty, const char *net_title)
406 {
407 VTY_DECLVAR_CONTEXT(isis_area, area);
408 struct area_addr addr, *addrp = NULL;
409 struct listnode *node;
410 uint8_t buff[255];
411
412 addr.addr_len = dotformat2buff(buff, net_title);
413 if (addr.addr_len < 8 || addr.addr_len > 20) {
414 vty_out(vty,
415 "Unsupported area address length %d, should be 8...20 \n",
416 addr.addr_len);
417 return CMD_WARNING_CONFIG_FAILED;
418 }
419
420 memcpy(addr.area_addr, buff, (int)addr.addr_len);
421
422 for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node, addrp))
423 if ((addrp->addr_len + ISIS_SYS_ID_LEN + 1) == addr.addr_len
424 && !memcmp(addrp->area_addr, addr.area_addr, addr.addr_len))
425 break;
426
427 if (!addrp) {
428 vty_out(vty, "No area address %s for area %s \n", net_title,
429 area->area_tag);
430 return CMD_ERR_NO_MATCH;
431 }
432
433 listnode_delete(area->area_addrs, addrp);
434 XFREE(MTYPE_ISIS_AREA_ADDR, addrp);
435
436 /*
437 * Last area address - reset the SystemID for this router
438 */
439 if (listcount(area->area_addrs) == 0) {
440 memset(isis->sysid, 0, ISIS_SYS_ID_LEN);
441 isis->sysid_set = 0;
442 if (isis->debugs & DEBUG_EVENTS)
443 zlog_debug("Router has no SystemID");
444 }
445
446 return CMD_SUCCESS;
447 }
448
449 /*
450 * 'show isis interface' command
451 */
452
453 int show_isis_interface_common(struct vty *vty, const char *ifname, char detail)
454 {
455 struct listnode *anode, *cnode;
456 struct isis_area *area;
457 struct isis_circuit *circuit;
458
459 if (!isis) {
460 vty_out(vty, "IS-IS Routing Process not enabled\n");
461 return CMD_SUCCESS;
462 }
463
464 for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
465 vty_out(vty, "Area %s:\n", area->area_tag);
466
467 if (detail == ISIS_UI_LEVEL_BRIEF)
468 vty_out(vty,
469 " Interface CircId State Type Level\n");
470
471 for (ALL_LIST_ELEMENTS_RO(area->circuit_list, cnode, circuit))
472 if (!ifname)
473 isis_circuit_print_vty(circuit, vty, detail);
474 else if (strcmp(circuit->interface->name, ifname) == 0)
475 isis_circuit_print_vty(circuit, vty, detail);
476 }
477
478 return CMD_SUCCESS;
479 }
480
481 DEFUN (show_isis_interface,
482 show_isis_interface_cmd,
483 "show " PROTO_NAME " interface",
484 SHOW_STR
485 PROTO_HELP
486 "ISIS interface\n")
487 {
488 return show_isis_interface_common(vty, NULL, ISIS_UI_LEVEL_BRIEF);
489 }
490
491 DEFUN (show_isis_interface_detail,
492 show_isis_interface_detail_cmd,
493 "show " PROTO_NAME " interface detail",
494 SHOW_STR
495 PROTO_HELP
496 "ISIS interface\n"
497 "show detailed information\n")
498 {
499 return show_isis_interface_common(vty, NULL, ISIS_UI_LEVEL_DETAIL);
500 }
501
502 DEFUN (show_isis_interface_arg,
503 show_isis_interface_arg_cmd,
504 "show " PROTO_NAME " interface WORD",
505 SHOW_STR
506 PROTO_HELP
507 "ISIS interface\n"
508 "ISIS interface name\n")
509 {
510 int idx_word = 3;
511 return show_isis_interface_common(vty, argv[idx_word]->arg,
512 ISIS_UI_LEVEL_DETAIL);
513 }
514
515 /*
516 * 'show isis neighbor' command
517 */
518
519 int show_isis_neighbor_common(struct vty *vty, const char *id, char detail)
520 {
521 struct listnode *anode, *cnode, *node;
522 struct isis_area *area;
523 struct isis_circuit *circuit;
524 struct list *adjdb;
525 struct isis_adjacency *adj;
526 struct isis_dynhn *dynhn;
527 uint8_t sysid[ISIS_SYS_ID_LEN];
528 int i;
529
530 if (!isis) {
531 vty_out(vty, "IS-IS Routing Process not enabled\n");
532 return CMD_SUCCESS;
533 }
534
535 memset(sysid, 0, ISIS_SYS_ID_LEN);
536 if (id) {
537 if (sysid2buff(sysid, id) == 0) {
538 dynhn = dynhn_find_by_name(id);
539 if (dynhn == NULL) {
540 vty_out(vty, "Invalid system id %s\n", id);
541 return CMD_SUCCESS;
542 }
543 memcpy(sysid, dynhn->id, ISIS_SYS_ID_LEN);
544 }
545 }
546
547 for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
548 vty_out(vty, "Area %s:\n", area->area_tag);
549
550 if (detail == ISIS_UI_LEVEL_BRIEF)
551 vty_out(vty,
552 " System Id Interface L State Holdtime SNPA\n");
553
554 for (ALL_LIST_ELEMENTS_RO(area->circuit_list, cnode, circuit)) {
555 if (circuit->circ_type == CIRCUIT_T_BROADCAST) {
556 for (i = 0; i < 2; i++) {
557 adjdb = circuit->u.bc.adjdb[i];
558 if (adjdb && adjdb->count) {
559 for (ALL_LIST_ELEMENTS_RO(
560 adjdb, node, adj))
561 if (!id
562 || !memcmp(adj->sysid,
563 sysid,
564 ISIS_SYS_ID_LEN))
565 isis_adj_print_vty(
566 adj,
567 vty,
568 detail);
569 }
570 }
571 } else if (circuit->circ_type == CIRCUIT_T_P2P
572 && circuit->u.p2p.neighbor) {
573 adj = circuit->u.p2p.neighbor;
574 if (!id
575 || !memcmp(adj->sysid, sysid,
576 ISIS_SYS_ID_LEN))
577 isis_adj_print_vty(adj, vty, detail);
578 }
579 }
580 }
581
582 return CMD_SUCCESS;
583 }
584
585 /*
586 * 'clear isis neighbor' command
587 */
588 int clear_isis_neighbor_common(struct vty *vty, const char *id)
589 {
590 struct listnode *anode, *cnode, *cnextnode, *node, *nnode;
591 struct isis_area *area;
592 struct isis_circuit *circuit;
593 struct list *adjdb;
594 struct isis_adjacency *adj;
595 struct isis_dynhn *dynhn;
596 uint8_t sysid[ISIS_SYS_ID_LEN];
597 int i;
598
599 if (!isis) {
600 vty_out(vty, "IS-IS Routing Process not enabled\n");
601 return CMD_SUCCESS;
602 }
603
604 memset(sysid, 0, ISIS_SYS_ID_LEN);
605 if (id) {
606 if (sysid2buff(sysid, id) == 0) {
607 dynhn = dynhn_find_by_name(id);
608 if (dynhn == NULL) {
609 vty_out(vty, "Invalid system id %s\n", id);
610 return CMD_SUCCESS;
611 }
612 memcpy(sysid, dynhn->id, ISIS_SYS_ID_LEN);
613 }
614 }
615
616 for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
617 for (ALL_LIST_ELEMENTS(area->circuit_list, cnode, cnextnode,
618 circuit)) {
619 if (circuit->circ_type == CIRCUIT_T_BROADCAST) {
620 for (i = 0; i < 2; i++) {
621 adjdb = circuit->u.bc.adjdb[i];
622 if (adjdb && adjdb->count) {
623 for (ALL_LIST_ELEMENTS(
624 adjdb, node, nnode,
625 adj))
626 if (!id
627 || !memcmp(adj->sysid,
628 sysid,
629 ISIS_SYS_ID_LEN))
630 isis_adj_state_change(
631 adj,
632 ISIS_ADJ_DOWN,
633 "clear user request");
634 }
635 }
636 } else if (circuit->circ_type == CIRCUIT_T_P2P
637 && circuit->u.p2p.neighbor) {
638 adj = circuit->u.p2p.neighbor;
639 if (!id
640 || !memcmp(adj->sysid, sysid,
641 ISIS_SYS_ID_LEN))
642 isis_adj_state_change(
643 adj, ISIS_ADJ_DOWN,
644 "clear user request");
645 }
646 }
647 }
648
649 return CMD_SUCCESS;
650 }
651
652 DEFUN (show_isis_neighbor,
653 show_isis_neighbor_cmd,
654 "show " PROTO_NAME " neighbor",
655 SHOW_STR
656 PROTO_HELP
657 "ISIS neighbor adjacencies\n")
658 {
659 return show_isis_neighbor_common(vty, NULL, ISIS_UI_LEVEL_BRIEF);
660 }
661
662 DEFUN (show_isis_neighbor_detail,
663 show_isis_neighbor_detail_cmd,
664 "show " PROTO_NAME " neighbor detail",
665 SHOW_STR
666 PROTO_HELP
667 "ISIS neighbor adjacencies\n"
668 "show detailed information\n")
669 {
670 return show_isis_neighbor_common(vty, NULL, ISIS_UI_LEVEL_DETAIL);
671 }
672
673 DEFUN (show_isis_neighbor_arg,
674 show_isis_neighbor_arg_cmd,
675 "show " PROTO_NAME " neighbor WORD",
676 SHOW_STR
677 PROTO_HELP
678 "ISIS neighbor adjacencies\n"
679 "System id\n")
680 {
681 int idx_word = 3;
682 return show_isis_neighbor_common(vty, argv[idx_word]->arg,
683 ISIS_UI_LEVEL_DETAIL);
684 }
685
686 DEFUN (clear_isis_neighbor,
687 clear_isis_neighbor_cmd,
688 "clear " PROTO_NAME " neighbor",
689 CLEAR_STR
690 PROTO_HELP
691 "ISIS neighbor adjacencies\n")
692 {
693 return clear_isis_neighbor_common(vty, NULL);
694 }
695
696 DEFUN (clear_isis_neighbor_arg,
697 clear_isis_neighbor_arg_cmd,
698 "clear " PROTO_NAME " neighbor WORD",
699 CLEAR_STR
700 PROTO_HELP
701 "ISIS neighbor adjacencies\n"
702 "System id\n")
703 {
704 int idx_word = 3;
705 return clear_isis_neighbor_common(vty, argv[idx_word]->arg);
706 }
707
708 /*
709 * 'isis debug', 'show debugging'
710 */
711 void print_debug(struct vty *vty, int flags, int onoff)
712 {
713 char onoffs[4];
714 if (onoff)
715 strcpy(onoffs, "on");
716 else
717 strcpy(onoffs, "off");
718
719 if (flags & DEBUG_ADJ_PACKETS)
720 vty_out(vty,
721 "IS-IS Adjacency related packets debugging is %s\n",
722 onoffs);
723 if (flags & DEBUG_SNP_PACKETS)
724 vty_out(vty, "IS-IS CSNP/PSNP packets debugging is %s\n",
725 onoffs);
726 if (flags & DEBUG_SPF_EVENTS)
727 vty_out(vty, "IS-IS SPF events debugging is %s\n", onoffs);
728 if (flags & DEBUG_UPDATE_PACKETS)
729 vty_out(vty, "IS-IS Update related packet debugging is %s\n",
730 onoffs);
731 if (flags & DEBUG_RTE_EVENTS)
732 vty_out(vty, "IS-IS Route related debuggin is %s\n", onoffs);
733 if (flags & DEBUG_EVENTS)
734 vty_out(vty, "IS-IS Event debugging is %s\n", onoffs);
735 if (flags & DEBUG_PACKET_DUMP)
736 vty_out(vty, "IS-IS Packet dump debugging is %s\n", onoffs);
737 if (flags & DEBUG_LSP_GEN)
738 vty_out(vty, "IS-IS LSP generation debugging is %s\n", onoffs);
739 if (flags & DEBUG_LSP_SCHED)
740 vty_out(vty, "IS-IS LSP scheduling debugging is %s\n", onoffs);
741 if (flags & DEBUG_FABRICD_FLOODING)
742 vty_out(vty, "OpenFabric Flooding debugging is %s\n", onoffs);
743 if (flags & DEBUG_BFD)
744 vty_out(vty, "IS-IS BFD debugging is %s\n", onoffs);
745 }
746
747 DEFUN_NOSH (show_debugging,
748 show_debugging_isis_cmd,
749 "show debugging [" PROTO_NAME "]",
750 SHOW_STR
751 "State of each debugging option\n"
752 PROTO_HELP)
753 {
754 vty_out(vty, PROTO_NAME " debugging status:\n");
755
756 if (isis->debugs)
757 print_debug(vty, isis->debugs, 1);
758
759 return CMD_SUCCESS;
760 }
761
762 /* Debug node. */
763 static struct cmd_node debug_node = {DEBUG_NODE, "", 1};
764
765 static int config_write_debug(struct vty *vty)
766 {
767 int write = 0;
768 int flags = isis->debugs;
769
770 if (flags & DEBUG_ADJ_PACKETS) {
771 vty_out(vty, "debug " PROTO_NAME " adj-packets\n");
772 write++;
773 }
774 if (flags & DEBUG_SNP_PACKETS) {
775 vty_out(vty, "debug " PROTO_NAME " snp-packets\n");
776 write++;
777 }
778 if (flags & DEBUG_SPF_EVENTS) {
779 vty_out(vty, "debug " PROTO_NAME " spf-events\n");
780 write++;
781 }
782 if (flags & DEBUG_UPDATE_PACKETS) {
783 vty_out(vty, "debug " PROTO_NAME " update-packets\n");
784 write++;
785 }
786 if (flags & DEBUG_RTE_EVENTS) {
787 vty_out(vty, "debug " PROTO_NAME " route-events\n");
788 write++;
789 }
790 if (flags & DEBUG_EVENTS) {
791 vty_out(vty, "debug " PROTO_NAME " events\n");
792 write++;
793 }
794 if (flags & DEBUG_PACKET_DUMP) {
795 vty_out(vty, "debug " PROTO_NAME " packet-dump\n");
796 write++;
797 }
798 if (flags & DEBUG_LSP_GEN) {
799 vty_out(vty, "debug " PROTO_NAME " lsp-gen\n");
800 write++;
801 }
802 if (flags & DEBUG_LSP_SCHED) {
803 vty_out(vty, "debug " PROTO_NAME " lsp-sched\n");
804 write++;
805 }
806 if (flags & DEBUG_FABRICD_FLOODING) {
807 vty_out(vty, "debug " PROTO_NAME " flooding\n");
808 write++;
809 }
810 if (flags & DEBUG_BFD) {
811 vty_out(vty, "debug " PROTO_NAME " bfd\n");
812 write++;
813 }
814 write += spf_backoff_write_config(vty);
815
816 return write;
817 }
818
819 DEFUN (debug_isis_adj,
820 debug_isis_adj_cmd,
821 "debug " PROTO_NAME " adj-packets",
822 DEBUG_STR
823 PROTO_HELP
824 "IS-IS Adjacency related packets\n")
825 {
826 isis->debugs |= DEBUG_ADJ_PACKETS;
827 print_debug(vty, DEBUG_ADJ_PACKETS, 1);
828
829 return CMD_SUCCESS;
830 }
831
832 DEFUN (no_debug_isis_adj,
833 no_debug_isis_adj_cmd,
834 "no debug " PROTO_NAME " adj-packets",
835 NO_STR
836 UNDEBUG_STR
837 PROTO_HELP
838 "IS-IS Adjacency related packets\n")
839 {
840 isis->debugs &= ~DEBUG_ADJ_PACKETS;
841 print_debug(vty, DEBUG_ADJ_PACKETS, 0);
842
843 return CMD_SUCCESS;
844 }
845
846 DEFUN (debug_isis_snp,
847 debug_isis_snp_cmd,
848 "debug " PROTO_NAME " snp-packets",
849 DEBUG_STR
850 PROTO_HELP
851 "IS-IS CSNP/PSNP packets\n")
852 {
853 isis->debugs |= DEBUG_SNP_PACKETS;
854 print_debug(vty, DEBUG_SNP_PACKETS, 1);
855
856 return CMD_SUCCESS;
857 }
858
859 DEFUN (no_debug_isis_snp,
860 no_debug_isis_snp_cmd,
861 "no debug " PROTO_NAME " snp-packets",
862 NO_STR
863 UNDEBUG_STR
864 PROTO_HELP
865 "IS-IS CSNP/PSNP packets\n")
866 {
867 isis->debugs &= ~DEBUG_SNP_PACKETS;
868 print_debug(vty, DEBUG_SNP_PACKETS, 0);
869
870 return CMD_SUCCESS;
871 }
872
873 DEFUN (debug_isis_upd,
874 debug_isis_upd_cmd,
875 "debug " PROTO_NAME " update-packets",
876 DEBUG_STR
877 PROTO_HELP
878 "IS-IS Update related packets\n")
879 {
880 isis->debugs |= DEBUG_UPDATE_PACKETS;
881 print_debug(vty, DEBUG_UPDATE_PACKETS, 1);
882
883 return CMD_SUCCESS;
884 }
885
886 DEFUN (no_debug_isis_upd,
887 no_debug_isis_upd_cmd,
888 "no debug " PROTO_NAME " update-packets",
889 NO_STR
890 UNDEBUG_STR
891 PROTO_HELP
892 "IS-IS Update related packets\n")
893 {
894 isis->debugs &= ~DEBUG_UPDATE_PACKETS;
895 print_debug(vty, DEBUG_UPDATE_PACKETS, 0);
896
897 return CMD_SUCCESS;
898 }
899
900 DEFUN (debug_isis_spfevents,
901 debug_isis_spfevents_cmd,
902 "debug " PROTO_NAME " spf-events",
903 DEBUG_STR
904 PROTO_HELP
905 "IS-IS Shortest Path First Events\n")
906 {
907 isis->debugs |= DEBUG_SPF_EVENTS;
908 print_debug(vty, DEBUG_SPF_EVENTS, 1);
909
910 return CMD_SUCCESS;
911 }
912
913 DEFUN (no_debug_isis_spfevents,
914 no_debug_isis_spfevents_cmd,
915 "no debug " PROTO_NAME " spf-events",
916 NO_STR
917 UNDEBUG_STR
918 PROTO_HELP
919 "IS-IS Shortest Path First Events\n")
920 {
921 isis->debugs &= ~DEBUG_SPF_EVENTS;
922 print_debug(vty, DEBUG_SPF_EVENTS, 0);
923
924 return CMD_SUCCESS;
925 }
926
927 DEFUN (debug_isis_rtevents,
928 debug_isis_rtevents_cmd,
929 "debug " PROTO_NAME " route-events",
930 DEBUG_STR
931 PROTO_HELP
932 "IS-IS Route related events\n")
933 {
934 isis->debugs |= DEBUG_RTE_EVENTS;
935 print_debug(vty, DEBUG_RTE_EVENTS, 1);
936
937 return CMD_SUCCESS;
938 }
939
940 DEFUN (no_debug_isis_rtevents,
941 no_debug_isis_rtevents_cmd,
942 "no debug " PROTO_NAME " route-events",
943 NO_STR
944 UNDEBUG_STR
945 PROTO_HELP
946 "IS-IS Route related events\n")
947 {
948 isis->debugs &= ~DEBUG_RTE_EVENTS;
949 print_debug(vty, DEBUG_RTE_EVENTS, 0);
950
951 return CMD_SUCCESS;
952 }
953
954 DEFUN (debug_isis_events,
955 debug_isis_events_cmd,
956 "debug " PROTO_NAME " events",
957 DEBUG_STR
958 PROTO_HELP
959 "IS-IS Events\n")
960 {
961 isis->debugs |= DEBUG_EVENTS;
962 print_debug(vty, DEBUG_EVENTS, 1);
963
964 return CMD_SUCCESS;
965 }
966
967 DEFUN (no_debug_isis_events,
968 no_debug_isis_events_cmd,
969 "no debug " PROTO_NAME " events",
970 NO_STR
971 UNDEBUG_STR
972 PROTO_HELP
973 "IS-IS Events\n")
974 {
975 isis->debugs &= ~DEBUG_EVENTS;
976 print_debug(vty, DEBUG_EVENTS, 0);
977
978 return CMD_SUCCESS;
979 }
980
981 DEFUN (debug_isis_packet_dump,
982 debug_isis_packet_dump_cmd,
983 "debug " PROTO_NAME " packet-dump",
984 DEBUG_STR
985 PROTO_HELP
986 "IS-IS packet dump\n")
987 {
988 isis->debugs |= DEBUG_PACKET_DUMP;
989 print_debug(vty, DEBUG_PACKET_DUMP, 1);
990
991 return CMD_SUCCESS;
992 }
993
994 DEFUN (no_debug_isis_packet_dump,
995 no_debug_isis_packet_dump_cmd,
996 "no debug " PROTO_NAME " packet-dump",
997 NO_STR
998 UNDEBUG_STR
999 PROTO_HELP
1000 "IS-IS packet dump\n")
1001 {
1002 isis->debugs &= ~DEBUG_PACKET_DUMP;
1003 print_debug(vty, DEBUG_PACKET_DUMP, 0);
1004
1005 return CMD_SUCCESS;
1006 }
1007
1008 DEFUN (debug_isis_lsp_gen,
1009 debug_isis_lsp_gen_cmd,
1010 "debug " PROTO_NAME " lsp-gen",
1011 DEBUG_STR
1012 PROTO_HELP
1013 "IS-IS generation of own LSPs\n")
1014 {
1015 isis->debugs |= DEBUG_LSP_GEN;
1016 print_debug(vty, DEBUG_LSP_GEN, 1);
1017
1018 return CMD_SUCCESS;
1019 }
1020
1021 DEFUN (no_debug_isis_lsp_gen,
1022 no_debug_isis_lsp_gen_cmd,
1023 "no debug " PROTO_NAME " lsp-gen",
1024 NO_STR
1025 UNDEBUG_STR
1026 PROTO_HELP
1027 "IS-IS generation of own LSPs\n")
1028 {
1029 isis->debugs &= ~DEBUG_LSP_GEN;
1030 print_debug(vty, DEBUG_LSP_GEN, 0);
1031
1032 return CMD_SUCCESS;
1033 }
1034
1035 DEFUN (debug_isis_lsp_sched,
1036 debug_isis_lsp_sched_cmd,
1037 "debug " PROTO_NAME " lsp-sched",
1038 DEBUG_STR
1039 PROTO_HELP
1040 "IS-IS scheduling of LSP generation\n")
1041 {
1042 isis->debugs |= DEBUG_LSP_SCHED;
1043 print_debug(vty, DEBUG_LSP_SCHED, 1);
1044
1045 return CMD_SUCCESS;
1046 }
1047
1048 DEFUN (no_debug_isis_lsp_sched,
1049 no_debug_isis_lsp_sched_cmd,
1050 "no debug " PROTO_NAME " lsp-sched",
1051 NO_STR
1052 UNDEBUG_STR
1053 PROTO_HELP
1054 "IS-IS scheduling of LSP generation\n")
1055 {
1056 isis->debugs &= ~DEBUG_LSP_SCHED;
1057 print_debug(vty, DEBUG_LSP_SCHED, 0);
1058
1059 return CMD_SUCCESS;
1060 }
1061
1062 DEFUN (debug_isis_bfd,
1063 debug_isis_bfd_cmd,
1064 "debug " PROTO_NAME " bfd",
1065 DEBUG_STR
1066 PROTO_HELP
1067 PROTO_NAME " interaction with BFD\n")
1068 {
1069 isis->debugs |= DEBUG_BFD;
1070 print_debug(vty, DEBUG_BFD, 1);
1071
1072 return CMD_SUCCESS;
1073 }
1074
1075 DEFUN (no_debug_isis_bfd,
1076 no_debug_isis_bfd_cmd,
1077 "no debug " PROTO_NAME " bfd",
1078 NO_STR
1079 UNDEBUG_STR
1080 PROTO_HELP
1081 PROTO_NAME " interaction with BFD\n")
1082 {
1083 isis->debugs &= ~DEBUG_BFD;
1084 print_debug(vty, DEBUG_BFD, 0);
1085
1086 return CMD_SUCCESS;
1087 }
1088
1089 DEFUN (show_hostname,
1090 show_hostname_cmd,
1091 "show " PROTO_NAME " hostname",
1092 SHOW_STR
1093 PROTO_HELP
1094 "IS-IS Dynamic hostname mapping\n")
1095 {
1096 dynhn_print_all(vty);
1097
1098 return CMD_SUCCESS;
1099 }
1100
1101 DEFUN (show_isis_spf_ietf,
1102 show_isis_spf_ietf_cmd,
1103 "show " PROTO_NAME " spf-delay-ietf",
1104 SHOW_STR
1105 PROTO_HELP
1106 "SPF delay IETF information\n")
1107 {
1108 if (!isis) {
1109 vty_out(vty, "ISIS is not running\n");
1110 return CMD_SUCCESS;
1111 }
1112
1113 struct listnode *node;
1114 struct isis_area *area;
1115
1116 for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
1117 vty_out(vty, "Area %s:\n",
1118 area->area_tag ? area->area_tag : "null");
1119
1120 for (int level = ISIS_LEVEL1; level <= ISIS_LEVELS; level++) {
1121 if ((area->is_type & level) == 0)
1122 continue;
1123
1124 vty_out(vty, " Level-%d:\n", level);
1125 vty_out(vty, " SPF delay status: ");
1126 if (area->spf_timer[level - 1]) {
1127 struct timeval remain = thread_timer_remain(
1128 area->spf_timer[level - 1]);
1129 vty_out(vty, "Pending, due in %lld msec\n",
1130 (long long)remain.tv_sec * 1000
1131 + remain.tv_usec / 1000);
1132 } else {
1133 vty_out(vty, "Not scheduled\n");
1134 }
1135
1136 if (area->spf_delay_ietf[level - 1]) {
1137 vty_out(vty,
1138 " Using draft-ietf-rtgwg-backoff-algo-04\n");
1139 spf_backoff_show(
1140 area->spf_delay_ietf[level - 1], vty,
1141 " ");
1142 } else {
1143 vty_out(vty, " Using legacy backoff algo\n");
1144 }
1145 }
1146 }
1147 return CMD_SUCCESS;
1148 }
1149
1150 DEFUN (show_isis_summary,
1151 show_isis_summary_cmd,
1152 "show " PROTO_NAME " summary",
1153 SHOW_STR PROTO_HELP "summary\n")
1154 {
1155 struct listnode *node, *node2;
1156 struct isis_area *area;
1157 int level;
1158
1159 if (isis == NULL) {
1160 vty_out(vty, PROTO_NAME " is not running\n");
1161 return CMD_SUCCESS;
1162 }
1163
1164 vty_out(vty, "Process Id : %ld\n", isis->process_id);
1165 if (isis->sysid_set)
1166 vty_out(vty, "System Id : %s\n",
1167 sysid_print(isis->sysid));
1168
1169 vty_out(vty, "Up time : ");
1170 vty_out_timestr(vty, isis->uptime);
1171 vty_out(vty, "\n");
1172
1173 if (isis->area_list)
1174 vty_out(vty, "Number of areas : %d\n", isis->area_list->count);
1175
1176 for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
1177 vty_out(vty, "Area %s:\n",
1178 area->area_tag ? area->area_tag : "null");
1179
1180 if (fabricd) {
1181 uint8_t tier = fabricd_tier(area);
1182 if (tier == ISIS_TIER_UNDEFINED)
1183 vty_out(vty, " Tier: undefined\n");
1184 else
1185 vty_out(vty, " Tier: %" PRIu8 "\n", tier);
1186 }
1187
1188 if (listcount(area->area_addrs) > 0) {
1189 struct area_addr *area_addr;
1190 for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node2,
1191 area_addr)) {
1192 vty_out(vty, " Net: %s\n",
1193 isonet_print(area_addr->area_addr,
1194 area_addr->addr_len
1195 + ISIS_SYS_ID_LEN
1196 + 1));
1197 }
1198 }
1199
1200 for (level = ISIS_LEVEL1; level <= ISIS_LEVELS; level++) {
1201 if ((area->is_type & level) == 0)
1202 continue;
1203
1204 vty_out(vty, " Level-%d:\n", level);
1205 if (area->spf_timer[level - 1])
1206 vty_out(vty, " SPF: (pending)\n");
1207 else
1208 vty_out(vty, " SPF:\n");
1209
1210 vty_out(vty, " minimum interval : %d",
1211 area->min_spf_interval[level - 1]);
1212 if (area->spf_delay_ietf[level - 1])
1213 vty_out(vty,
1214 " (not used, IETF SPF delay activated)");
1215 vty_out(vty, "\n");
1216
1217 vty_out(vty, " IPv4 route computation:\n");
1218 isis_spf_print(area->spftree[SPFTREE_IPV4][level - 1],
1219 vty);
1220
1221 vty_out(vty, " IPv6 route computation:\n");
1222 isis_spf_print(area->spftree[SPFTREE_IPV6][level - 1],
1223 vty);
1224
1225 vty_out(vty, " IPv6 dst-src route computation:\n");
1226 isis_spf_print(area->spftree[SPFTREE_DSTSRC][level-1],
1227 vty);
1228 }
1229 }
1230 vty_out(vty, "\n");
1231
1232 return CMD_SUCCESS;
1233 }
1234
1235 /*
1236 * This function supports following display options:
1237 * [ show isis database [detail] ]
1238 * [ show isis database <sysid> [detail] ]
1239 * [ show isis database <hostname> [detail] ]
1240 * [ show isis database <sysid>.<pseudo-id> [detail] ]
1241 * [ show isis database <hostname>.<pseudo-id> [detail] ]
1242 * [ show isis database <sysid>.<pseudo-id>-<fragment-number> [detail] ]
1243 * [ show isis database <hostname>.<pseudo-id>-<fragment-number> [detail] ]
1244 * [ show isis database detail <sysid> ]
1245 * [ show isis database detail <hostname> ]
1246 * [ show isis database detail <sysid>.<pseudo-id> ]
1247 * [ show isis database detail <hostname>.<pseudo-id> ]
1248 * [ show isis database detail <sysid>.<pseudo-id>-<fragment-number> ]
1249 * [ show isis database detail <hostname>.<pseudo-id>-<fragment-number> ]
1250 */
1251 static int show_isis_database(struct vty *vty, const char *argv, int ui_level)
1252 {
1253 struct listnode *node;
1254 struct isis_area *area;
1255 struct isis_lsp *lsp;
1256 struct isis_dynhn *dynhn;
1257 const char *pos;
1258 uint8_t lspid[ISIS_SYS_ID_LEN + 2];
1259 char sysid[255];
1260 uint8_t number[3];
1261 int level, lsp_count;
1262
1263 if (isis->area_list->count == 0)
1264 return CMD_SUCCESS;
1265
1266 memset(&lspid, 0, ISIS_SYS_ID_LEN);
1267 memset(&sysid, 0, 255);
1268
1269 /*
1270 * extract fragment and pseudo id from the string argv
1271 * in the forms:
1272 * (a) <systemid/hostname>.<pseudo-id>-<framenent> or
1273 * (b) <systemid/hostname>.<pseudo-id> or
1274 * (c) <systemid/hostname> or
1275 * Where systemid is in the form:
1276 * xxxx.xxxx.xxxx
1277 */
1278 if (argv)
1279 strncpy(sysid, argv, 254);
1280 if (argv && strlen(argv) > 3) {
1281 pos = argv + strlen(argv) - 3;
1282 if (strncmp(pos, "-", 1) == 0) {
1283 memcpy(number, ++pos, 2);
1284 lspid[ISIS_SYS_ID_LEN + 1] =
1285 (uint8_t)strtol((char *)number, NULL, 16);
1286 pos -= 4;
1287 if (strncmp(pos, ".", 1) != 0)
1288 return CMD_WARNING;
1289 }
1290 if (strncmp(pos, ".", 1) == 0) {
1291 memcpy(number, ++pos, 2);
1292 lspid[ISIS_SYS_ID_LEN] =
1293 (uint8_t)strtol((char *)number, NULL, 16);
1294 sysid[pos - argv - 1] = '\0';
1295 }
1296 }
1297
1298 for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
1299 vty_out(vty, "Area %s:\n",
1300 area->area_tag ? area->area_tag : "null");
1301
1302 for (level = 0; level < ISIS_LEVELS; level++) {
1303 if (area->lspdb[level]
1304 && dict_count(area->lspdb[level]) > 0) {
1305 lsp = NULL;
1306 if (argv != NULL) {
1307 /*
1308 * Try to find the lsp-id if the argv
1309 * string is in
1310 * the form
1311 * hostname.<pseudo-id>-<fragment>
1312 */
1313 if (sysid2buff(lspid, sysid)) {
1314 lsp = lsp_search(
1315 lspid,
1316 area->lspdb[level]);
1317 } else if ((dynhn = dynhn_find_by_name(
1318 sysid))) {
1319 memcpy(lspid, dynhn->id,
1320 ISIS_SYS_ID_LEN);
1321 lsp = lsp_search(
1322 lspid,
1323 area->lspdb[level]);
1324 } else if (strncmp(cmd_hostname_get(),
1325 sysid, 15)
1326 == 0) {
1327 memcpy(lspid, isis->sysid,
1328 ISIS_SYS_ID_LEN);
1329 lsp = lsp_search(
1330 lspid,
1331 area->lspdb[level]);
1332 }
1333 }
1334
1335 if (lsp != NULL || argv == NULL) {
1336 vty_out(vty,
1337 "IS-IS Level-%d link-state database:\n",
1338 level + 1);
1339
1340 /* print the title in all cases */
1341 vty_out(vty,
1342 "LSP ID PduLen SeqNumber Chksum Holdtime ATT/P/OL\n");
1343 }
1344
1345 if (lsp) {
1346 if (ui_level == ISIS_UI_LEVEL_DETAIL)
1347 lsp_print_detail(
1348 lsp, vty,
1349 area->dynhostname);
1350 else
1351 lsp_print(lsp, vty,
1352 area->dynhostname);
1353 } else if (argv == NULL) {
1354 lsp_count = lsp_print_all(
1355 vty, area->lspdb[level],
1356 ui_level, area->dynhostname);
1357
1358 vty_out(vty, " %u LSPs\n\n",
1359 lsp_count);
1360 }
1361 }
1362 }
1363 }
1364
1365 return CMD_SUCCESS;
1366 }
1367
1368 DEFUN (show_database,
1369 show_database_cmd,
1370 "show " PROTO_NAME " database [detail] [WORD]",
1371 SHOW_STR
1372 PROTO_HELP
1373 "Link state database\n"
1374 "Detailed information\n"
1375 "LSP ID\n")
1376 {
1377 int idx = 0;
1378 int uilevel = argv_find(argv, argc, "detail", &idx)
1379 ? ISIS_UI_LEVEL_DETAIL
1380 : ISIS_UI_LEVEL_BRIEF;
1381 char *id = argv_find(argv, argc, "WORD", &idx) ? argv[idx]->arg : NULL;
1382 return show_isis_database(vty, id, uilevel);
1383 }
1384
1385 /*
1386 * 'router isis' command
1387 */
1388 DEFUN_NOSH (router_isis,
1389 router_isis_cmd,
1390 "router " PROTO_NAME " WORD",
1391 ROUTER_STR
1392 PROTO_HELP
1393 "ISO Routing area tag\n")
1394 {
1395 int idx_word = 2;
1396 return isis_area_get(vty, argv[idx_word]->arg);
1397 }
1398
1399 /*
1400 *'no router isis' command
1401 */
1402 DEFUN (no_router_isis,
1403 no_router_isis_cmd,
1404 "no router " PROTO_NAME " WORD",
1405 NO_STR
1406 ROUTER_STR
1407 PROTO_HELP
1408 "ISO Routing area tag\n")
1409 {
1410 int idx_word = 3;
1411 return isis_area_destroy(vty, argv[idx_word]->arg);
1412 }
1413
1414 /*
1415 * 'net' command
1416 */
1417 DEFUN (net,
1418 net_cmd,
1419 "net WORD",
1420 "A Network Entity Title for this process (OSI only)\n"
1421 "XX.XXXX. ... .XXX.XX Network entity title (NET)\n")
1422 {
1423 int idx_word = 1;
1424 return area_net_title(vty, argv[idx_word]->arg);
1425 }
1426
1427 /*
1428 * 'no net' command
1429 */
1430 DEFUN (no_net,
1431 no_net_cmd,
1432 "no net WORD",
1433 NO_STR
1434 "A Network Entity Title for this process (OSI only)\n"
1435 "XX.XXXX. ... .XXX.XX Network entity title (NET)\n")
1436 {
1437 int idx_word = 2;
1438 return area_clear_net_title(vty, argv[idx_word]->arg);
1439 }
1440
1441 DEFUN (isis_topology,
1442 isis_topology_cmd,
1443 "topology " ISIS_MT_NAMES " [overload]",
1444 "Configure IS-IS topologies\n"
1445 ISIS_MT_DESCRIPTIONS
1446 "Set overload bit for topology\n")
1447 {
1448 VTY_DECLVAR_CONTEXT(isis_area, area);
1449
1450 const char *arg = argv[1]->arg;
1451 uint16_t mtid = isis_str2mtid(arg);
1452
1453 if (area->oldmetric) {
1454 vty_out(vty,
1455 "Multi topology IS-IS can only be used with wide metrics\n");
1456 return CMD_WARNING_CONFIG_FAILED;
1457 }
1458
1459 if (mtid == (uint16_t)-1) {
1460 vty_out(vty, "Don't know topology '%s'\n", arg);
1461 return CMD_WARNING_CONFIG_FAILED;
1462 }
1463 if (mtid == ISIS_MT_IPV4_UNICAST) {
1464 vty_out(vty, "Cannot configure IPv4 unicast topology\n");
1465 return CMD_WARNING_CONFIG_FAILED;
1466 }
1467
1468 area_set_mt_enabled(area, mtid, true);
1469 area_set_mt_overload(area, mtid, (argc == 3));
1470 return CMD_SUCCESS;
1471 }
1472
1473 DEFUN (no_isis_topology,
1474 no_isis_topology_cmd,
1475 "no topology " ISIS_MT_NAMES " [overload]",
1476 NO_STR
1477 "Configure IS-IS topologies\n"
1478 ISIS_MT_DESCRIPTIONS
1479 "Set overload bit for topology\n")
1480 {
1481 VTY_DECLVAR_CONTEXT(isis_area, area);
1482
1483 const char *arg = argv[2]->arg;
1484 uint16_t mtid = isis_str2mtid(arg);
1485
1486 if (area->oldmetric) {
1487 vty_out(vty,
1488 "Multi topology IS-IS can only be used with wide metrics\n");
1489 return CMD_WARNING_CONFIG_FAILED;
1490 }
1491
1492 if (mtid == (uint16_t)-1) {
1493 vty_out(vty, "Don't know topology '%s'\n", arg);
1494 return CMD_WARNING_CONFIG_FAILED;
1495 }
1496 if (mtid == ISIS_MT_IPV4_UNICAST) {
1497 vty_out(vty, "Cannot configure IPv4 unicast topology\n");
1498 return CMD_WARNING_CONFIG_FAILED;
1499 }
1500
1501 area_set_mt_enabled(area, mtid, false);
1502 area_set_mt_overload(area, mtid, false);
1503 return CMD_SUCCESS;
1504 }
1505
1506 void isis_area_lsp_mtu_set(struct isis_area *area, unsigned int lsp_mtu)
1507 {
1508 area->lsp_mtu = lsp_mtu;
1509 lsp_regenerate_schedule(area, IS_LEVEL_1_AND_2, 1);
1510 }
1511
1512 static int isis_area_passwd_set(struct isis_area *area, int level,
1513 uint8_t passwd_type, const char *passwd,
1514 uint8_t snp_auth)
1515 {
1516 struct isis_passwd *dest;
1517 struct isis_passwd modified;
1518 int len;
1519
1520 assert((level == IS_LEVEL_1) || (level == IS_LEVEL_2));
1521 dest = (level == IS_LEVEL_1) ? &area->area_passwd
1522 : &area->domain_passwd;
1523 memset(&modified, 0, sizeof(modified));
1524
1525 if (passwd_type != ISIS_PASSWD_TYPE_UNUSED) {
1526 if (!passwd)
1527 return -1;
1528
1529 len = strlen(passwd);
1530 if (len > 254)
1531 return -1;
1532
1533 modified.len = len;
1534 strncpy((char *)modified.passwd, passwd, 255);
1535 modified.type = passwd_type;
1536 modified.snp_auth = snp_auth;
1537 }
1538
1539 if (memcmp(&modified, dest, sizeof(modified))) {
1540 memcpy(dest, &modified, sizeof(modified));
1541 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
1542 }
1543
1544 return 0;
1545 }
1546
1547 int isis_area_passwd_unset(struct isis_area *area, int level)
1548 {
1549 return isis_area_passwd_set(area, level, ISIS_PASSWD_TYPE_UNUSED, NULL,
1550 0);
1551 }
1552
1553 int isis_area_passwd_cleartext_set(struct isis_area *area, int level,
1554 const char *passwd, uint8_t snp_auth)
1555 {
1556 return isis_area_passwd_set(area, level, ISIS_PASSWD_TYPE_CLEARTXT,
1557 passwd, snp_auth);
1558 }
1559
1560 int isis_area_passwd_hmac_md5_set(struct isis_area *area, int level,
1561 const char *passwd, uint8_t snp_auth)
1562 {
1563 return isis_area_passwd_set(area, level, ISIS_PASSWD_TYPE_HMAC_MD5,
1564 passwd, snp_auth);
1565 }
1566
1567 void isis_area_invalidate_routes(struct isis_area *area, int levels)
1568 {
1569 for (int level = ISIS_LEVEL1; level <= ISIS_LEVEL2; level++) {
1570 if (!(level & levels))
1571 continue;
1572 for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++) {
1573 isis_spf_invalidate_routes(
1574 area->spftree[tree][level - 1]);
1575 }
1576 }
1577 }
1578
1579 void isis_area_verify_routes(struct isis_area *area)
1580 {
1581 for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++)
1582 isis_spf_verify_routes(area, area->spftree[tree]);
1583 }
1584
1585 static void area_resign_level(struct isis_area *area, int level)
1586 {
1587 isis_area_invalidate_routes(area, level);
1588 isis_area_verify_routes(area);
1589
1590 if (area->lspdb[level - 1]) {
1591 lsp_db_destroy(area->lspdb[level - 1]);
1592 area->lspdb[level - 1] = NULL;
1593 }
1594
1595 for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++) {
1596 if (area->spftree[tree][level - 1]) {
1597 isis_spftree_del(area->spftree[tree][level - 1]);
1598 area->spftree[tree][level - 1] = NULL;
1599 }
1600 }
1601
1602 THREAD_TIMER_OFF(area->spf_timer[level - 1]);
1603
1604 sched_debug(
1605 "ISIS (%s): Resigned from L%d - canceling LSP regeneration timer.",
1606 area->area_tag, level);
1607 THREAD_TIMER_OFF(area->t_lsp_refresh[level - 1]);
1608 area->lsp_regenerate_pending[level - 1] = 0;
1609 }
1610
1611 void isis_area_is_type_set(struct isis_area *area, int is_type)
1612 {
1613 struct listnode *node;
1614 struct isis_circuit *circuit;
1615
1616 if (isis->debugs & DEBUG_EVENTS)
1617 zlog_debug("ISIS-Evt (%s) system type change %s -> %s",
1618 area->area_tag, circuit_t2string(area->is_type),
1619 circuit_t2string(is_type));
1620
1621 if (area->is_type == is_type)
1622 return; /* No change */
1623
1624 switch (area->is_type) {
1625 case IS_LEVEL_1:
1626 if (is_type == IS_LEVEL_2)
1627 area_resign_level(area, IS_LEVEL_1);
1628
1629 if (area->lspdb[1] == NULL)
1630 area->lspdb[1] = lsp_db_init();
1631 break;
1632
1633 case IS_LEVEL_1_AND_2:
1634 if (is_type == IS_LEVEL_1)
1635 area_resign_level(area, IS_LEVEL_2);
1636 else
1637 area_resign_level(area, IS_LEVEL_1);
1638 break;
1639
1640 case IS_LEVEL_2:
1641 if (is_type == IS_LEVEL_1)
1642 area_resign_level(area, IS_LEVEL_2);
1643
1644 if (area->lspdb[0] == NULL)
1645 area->lspdb[0] = lsp_db_init();
1646 break;
1647
1648 default:
1649 break;
1650 }
1651
1652 area->is_type = is_type;
1653
1654 /* override circuit's is_type */
1655 if (area->is_type != IS_LEVEL_1_AND_2) {
1656 for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit))
1657 isis_circuit_is_type_set(circuit, is_type);
1658 }
1659
1660 spftree_area_init(area);
1661
1662 if (listcount(area->area_addrs) > 0) {
1663 if (is_type & IS_LEVEL_1)
1664 lsp_generate(area, IS_LEVEL_1);
1665 if (is_type & IS_LEVEL_2)
1666 lsp_generate(area, IS_LEVEL_2);
1667 }
1668 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
1669
1670 return;
1671 }
1672
1673 void isis_area_metricstyle_set(struct isis_area *area, bool old_metric,
1674 bool new_metric)
1675 {
1676 if (area->oldmetric != old_metric || area->newmetric != new_metric) {
1677 area->oldmetric = old_metric;
1678 area->newmetric = new_metric;
1679 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
1680 }
1681 }
1682
1683 void isis_area_overload_bit_set(struct isis_area *area, bool overload_bit)
1684 {
1685 char new_overload_bit = overload_bit ? LSPBIT_OL : 0;
1686
1687 if (new_overload_bit != area->overload_bit) {
1688 area->overload_bit = new_overload_bit;
1689 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
1690 }
1691 }
1692
1693 void isis_area_attached_bit_set(struct isis_area *area, bool attached_bit)
1694 {
1695 char new_attached_bit = attached_bit ? LSPBIT_ATT : 0;
1696
1697 if (new_attached_bit != area->attached_bit) {
1698 area->attached_bit = new_attached_bit;
1699 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
1700 }
1701 }
1702
1703 void isis_area_dynhostname_set(struct isis_area *area, bool dynhostname)
1704 {
1705 if (area->dynhostname != dynhostname) {
1706 area->dynhostname = dynhostname;
1707 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 0);
1708 }
1709 }
1710
1711 void isis_area_max_lsp_lifetime_set(struct isis_area *area, int level,
1712 uint16_t max_lsp_lifetime)
1713 {
1714 assert((level == IS_LEVEL_1) || (level == IS_LEVEL_2));
1715
1716 if (area->max_lsp_lifetime[level - 1] == max_lsp_lifetime)
1717 return;
1718
1719 area->max_lsp_lifetime[level - 1] = max_lsp_lifetime;
1720 lsp_regenerate_schedule(area, level, 1);
1721 }
1722
1723 void isis_area_lsp_refresh_set(struct isis_area *area, int level,
1724 uint16_t lsp_refresh)
1725 {
1726 assert((level == IS_LEVEL_1) || (level == IS_LEVEL_2));
1727
1728 if (area->lsp_refresh[level - 1] == lsp_refresh)
1729 return;
1730
1731 area->lsp_refresh[level - 1] = lsp_refresh;
1732 lsp_regenerate_schedule(area, level, 1);
1733 }
1734
1735 DEFUN (log_adj_changes,
1736 log_adj_changes_cmd,
1737 "log-adjacency-changes",
1738 "Log changes in adjacency state\n")
1739 {
1740 VTY_DECLVAR_CONTEXT(isis_area, area);
1741
1742 area->log_adj_changes = 1;
1743
1744 return CMD_SUCCESS;
1745 }
1746
1747 DEFUN (no_log_adj_changes,
1748 no_log_adj_changes_cmd,
1749 "no log-adjacency-changes",
1750 NO_STR
1751 "Stop logging changes in adjacency state\n")
1752 {
1753 VTY_DECLVAR_CONTEXT(isis_area, area);
1754
1755 area->log_adj_changes = 0;
1756
1757 return CMD_SUCCESS;
1758 }
1759
1760 /* IS-IS configuration write function */
1761 int isis_config_write(struct vty *vty)
1762 {
1763 int write = 0;
1764
1765 if (isis != NULL) {
1766 struct isis_area *area;
1767 struct listnode *node, *node2;
1768
1769 for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
1770 /* ISIS - Area name */
1771 vty_out(vty, "router " PROTO_NAME " %s\n", area->area_tag);
1772 write++;
1773 /* ISIS - Net */
1774 if (listcount(area->area_addrs) > 0) {
1775 struct area_addr *area_addr;
1776 for (ALL_LIST_ELEMENTS_RO(area->area_addrs,
1777 node2, area_addr)) {
1778 vty_out(vty, " net %s\n",
1779 isonet_print(
1780 area_addr->area_addr,
1781 area_addr->addr_len
1782 + ISIS_SYS_ID_LEN
1783 + 1));
1784 write++;
1785 }
1786 }
1787 /* ISIS - Dynamic hostname - Defaults to true so only
1788 * display if
1789 * false. */
1790 if (!area->dynhostname) {
1791 vty_out(vty, " no hostname dynamic\n");
1792 write++;
1793 }
1794 /* ISIS - Metric-Style - when true displays wide */
1795 if (!fabricd) {
1796 if (area->newmetric) {
1797 if (!area->oldmetric)
1798 vty_out(vty, " metric-style wide\n");
1799 else
1800 vty_out(vty,
1801 " metric-style transition\n");
1802 write++;
1803 } else {
1804 vty_out(vty, " metric-style narrow\n");
1805 write++;
1806 }
1807 }
1808 /* ISIS - overload-bit */
1809 if (area->overload_bit) {
1810 vty_out(vty, " set-overload-bit\n");
1811 write++;
1812 }
1813 /* ISIS - Area is-type (level-1-2 is default) */
1814 if (!fabricd) {
1815 if (area->is_type == IS_LEVEL_1) {
1816 vty_out(vty, " is-type level-1\n");
1817 write++;
1818 } else if (area->is_type == IS_LEVEL_2) {
1819 vty_out(vty, " is-type level-2-only\n");
1820 write++;
1821 }
1822 }
1823 write += isis_redist_config_write(vty, area, AF_INET);
1824 write += isis_redist_config_write(vty, area, AF_INET6);
1825 /* ISIS - Lsp generation interval */
1826 if (area->lsp_gen_interval[0]
1827 == area->lsp_gen_interval[1]) {
1828 if (area->lsp_gen_interval[0]
1829 != DEFAULT_MIN_LSP_GEN_INTERVAL) {
1830 vty_out(vty, " lsp-gen-interval %d\n",
1831 area->lsp_gen_interval[0]);
1832 write++;
1833 }
1834 } else {
1835 if (area->lsp_gen_interval[0]
1836 != DEFAULT_MIN_LSP_GEN_INTERVAL) {
1837 vty_out(vty,
1838 " lsp-gen-interval level-1 %d\n",
1839 area->lsp_gen_interval[0]);
1840 write++;
1841 }
1842 if (area->lsp_gen_interval[1]
1843 != DEFAULT_MIN_LSP_GEN_INTERVAL) {
1844 vty_out(vty,
1845 " lsp-gen-interval level-2 %d\n",
1846 area->lsp_gen_interval[1]);
1847 write++;
1848 }
1849 }
1850 /* ISIS - LSP lifetime */
1851 if (area->max_lsp_lifetime[0]
1852 == area->max_lsp_lifetime[1]) {
1853 if (area->max_lsp_lifetime[0]
1854 != DEFAULT_LSP_LIFETIME) {
1855 vty_out(vty, " max-lsp-lifetime %u\n",
1856 area->max_lsp_lifetime[0]);
1857 write++;
1858 }
1859 } else {
1860 if (area->max_lsp_lifetime[0]
1861 != DEFAULT_LSP_LIFETIME) {
1862 vty_out(vty,
1863 " max-lsp-lifetime level-1 %u\n",
1864 area->max_lsp_lifetime[0]);
1865 write++;
1866 }
1867 if (area->max_lsp_lifetime[1]
1868 != DEFAULT_LSP_LIFETIME) {
1869 vty_out(vty,
1870 " max-lsp-lifetime level-2 %u\n",
1871 area->max_lsp_lifetime[1]);
1872 write++;
1873 }
1874 }
1875 /* ISIS - LSP refresh interval */
1876 if (area->lsp_refresh[0] == area->lsp_refresh[1]) {
1877 if (area->lsp_refresh[0]
1878 != DEFAULT_MAX_LSP_GEN_INTERVAL) {
1879 vty_out(vty,
1880 " lsp-refresh-interval %u\n",
1881 area->lsp_refresh[0]);
1882 write++;
1883 }
1884 } else {
1885 if (area->lsp_refresh[0]
1886 != DEFAULT_MAX_LSP_GEN_INTERVAL) {
1887 vty_out(vty,
1888 " lsp-refresh-interval level-1 %u\n",
1889 area->lsp_refresh[0]);
1890 write++;
1891 }
1892 if (area->lsp_refresh[1]
1893 != DEFAULT_MAX_LSP_GEN_INTERVAL) {
1894 vty_out(vty,
1895 " lsp-refresh-interval level-2 %u\n",
1896 area->lsp_refresh[1]);
1897 write++;
1898 }
1899 }
1900 if (area->lsp_mtu != DEFAULT_LSP_MTU) {
1901 vty_out(vty, " lsp-mtu %u\n", area->lsp_mtu);
1902 write++;
1903 }
1904 if (area->purge_originator) {
1905 vty_out(vty, " purge-originator\n");
1906 write++;
1907 }
1908
1909 /* Minimum SPF interval. */
1910 if (area->min_spf_interval[0]
1911 == area->min_spf_interval[1]) {
1912 if (area->min_spf_interval[0]
1913 != MINIMUM_SPF_INTERVAL) {
1914 vty_out(vty, " spf-interval %d\n",
1915 area->min_spf_interval[0]);
1916 write++;
1917 }
1918 } else {
1919 if (area->min_spf_interval[0]
1920 != MINIMUM_SPF_INTERVAL) {
1921 vty_out(vty,
1922 " spf-interval level-1 %d\n",
1923 area->min_spf_interval[0]);
1924 write++;
1925 }
1926 if (area->min_spf_interval[1]
1927 != MINIMUM_SPF_INTERVAL) {
1928 vty_out(vty,
1929 " spf-interval level-2 %d\n",
1930 area->min_spf_interval[1]);
1931 write++;
1932 }
1933 }
1934
1935 /* IETF SPF interval */
1936 if (area->spf_delay_ietf[0]) {
1937 vty_out(vty,
1938 " spf-delay-ietf init-delay %ld short-delay %ld long-delay %ld holddown %ld time-to-learn %ld\n",
1939 spf_backoff_init_delay(
1940 area->spf_delay_ietf[0]),
1941 spf_backoff_short_delay(
1942 area->spf_delay_ietf[0]),
1943 spf_backoff_long_delay(
1944 area->spf_delay_ietf[0]),
1945 spf_backoff_holddown(
1946 area->spf_delay_ietf[0]),
1947 spf_backoff_timetolearn(
1948 area->spf_delay_ietf[0]));
1949 write++;
1950 }
1951
1952 /* Authentication passwords. */
1953 if (area->area_passwd.type
1954 == ISIS_PASSWD_TYPE_HMAC_MD5) {
1955 vty_out(vty, " area-password md5 %s",
1956 area->area_passwd.passwd);
1957 if (CHECK_FLAG(area->area_passwd.snp_auth,
1958 SNP_AUTH_SEND)) {
1959 vty_out(vty, " authenticate snp ");
1960 if (CHECK_FLAG(
1961 area->area_passwd.snp_auth,
1962 SNP_AUTH_RECV))
1963 vty_out(vty, "validate");
1964 else
1965 vty_out(vty, "send-only");
1966 }
1967 vty_out(vty, "\n");
1968 write++;
1969 } else if (area->area_passwd.type
1970 == ISIS_PASSWD_TYPE_CLEARTXT) {
1971 vty_out(vty, " area-password clear %s",
1972 area->area_passwd.passwd);
1973 if (CHECK_FLAG(area->area_passwd.snp_auth,
1974 SNP_AUTH_SEND)) {
1975 vty_out(vty, " authenticate snp ");
1976 if (CHECK_FLAG(
1977 area->area_passwd.snp_auth,
1978 SNP_AUTH_RECV))
1979 vty_out(vty, "validate");
1980 else
1981 vty_out(vty, "send-only");
1982 }
1983 vty_out(vty, "\n");
1984 write++;
1985 }
1986 if (area->domain_passwd.type
1987 == ISIS_PASSWD_TYPE_HMAC_MD5) {
1988 vty_out(vty, " domain-password md5 %s",
1989 area->domain_passwd.passwd);
1990 if (CHECK_FLAG(area->domain_passwd.snp_auth,
1991 SNP_AUTH_SEND)) {
1992 vty_out(vty, " authenticate snp ");
1993 if (CHECK_FLAG(area->domain_passwd
1994 .snp_auth,
1995 SNP_AUTH_RECV))
1996 vty_out(vty, "validate");
1997 else
1998 vty_out(vty, "send-only");
1999 }
2000 vty_out(vty, "\n");
2001 write++;
2002 } else if (area->domain_passwd.type
2003 == ISIS_PASSWD_TYPE_CLEARTXT) {
2004 vty_out(vty, " domain-password clear %s",
2005 area->domain_passwd.passwd);
2006 if (CHECK_FLAG(area->domain_passwd.snp_auth,
2007 SNP_AUTH_SEND)) {
2008 vty_out(vty, " authenticate snp ");
2009 if (CHECK_FLAG(area->domain_passwd
2010 .snp_auth,
2011 SNP_AUTH_RECV))
2012 vty_out(vty, "validate");
2013 else
2014 vty_out(vty, "send-only");
2015 }
2016 vty_out(vty, "\n");
2017 write++;
2018 }
2019
2020 if (area->log_adj_changes) {
2021 vty_out(vty, " log-adjacency-changes\n");
2022 write++;
2023 }
2024
2025 write += area_write_mt_settings(area, vty);
2026 write += fabricd_write_settings(area, vty);
2027 }
2028 isis_mpls_te_config_write_router(vty);
2029 }
2030
2031 return write;
2032 }
2033
2034 struct cmd_node router_node = {ROUTER_NODE, "%s(config-router)# ", 1};
2035
2036 void isis_init()
2037 {
2038 /* Install IS-IS top node */
2039 install_node(&router_node, isis_config_write);
2040
2041 install_element(VIEW_NODE, &show_isis_summary_cmd);
2042
2043 install_element(VIEW_NODE, &show_isis_spf_ietf_cmd);
2044
2045 install_element(VIEW_NODE, &show_isis_interface_cmd);
2046 install_element(VIEW_NODE, &show_isis_interface_detail_cmd);
2047 install_element(VIEW_NODE, &show_isis_interface_arg_cmd);
2048
2049 install_element(VIEW_NODE, &show_isis_neighbor_cmd);
2050 install_element(VIEW_NODE, &show_isis_neighbor_detail_cmd);
2051 install_element(VIEW_NODE, &show_isis_neighbor_arg_cmd);
2052 install_element(VIEW_NODE, &clear_isis_neighbor_cmd);
2053 install_element(VIEW_NODE, &clear_isis_neighbor_arg_cmd);
2054
2055 install_element(VIEW_NODE, &show_hostname_cmd);
2056 install_element(VIEW_NODE, &show_database_cmd);
2057
2058 install_element(ENABLE_NODE, &show_debugging_isis_cmd);
2059
2060 install_node(&debug_node, config_write_debug);
2061
2062 install_element(ENABLE_NODE, &debug_isis_adj_cmd);
2063 install_element(ENABLE_NODE, &no_debug_isis_adj_cmd);
2064 install_element(ENABLE_NODE, &debug_isis_snp_cmd);
2065 install_element(ENABLE_NODE, &no_debug_isis_snp_cmd);
2066 install_element(ENABLE_NODE, &debug_isis_upd_cmd);
2067 install_element(ENABLE_NODE, &no_debug_isis_upd_cmd);
2068 install_element(ENABLE_NODE, &debug_isis_spfevents_cmd);
2069 install_element(ENABLE_NODE, &no_debug_isis_spfevents_cmd);
2070 install_element(ENABLE_NODE, &debug_isis_rtevents_cmd);
2071 install_element(ENABLE_NODE, &no_debug_isis_rtevents_cmd);
2072 install_element(ENABLE_NODE, &debug_isis_events_cmd);
2073 install_element(ENABLE_NODE, &no_debug_isis_events_cmd);
2074 install_element(ENABLE_NODE, &debug_isis_packet_dump_cmd);
2075 install_element(ENABLE_NODE, &no_debug_isis_packet_dump_cmd);
2076 install_element(ENABLE_NODE, &debug_isis_lsp_gen_cmd);
2077 install_element(ENABLE_NODE, &no_debug_isis_lsp_gen_cmd);
2078 install_element(ENABLE_NODE, &debug_isis_lsp_sched_cmd);
2079 install_element(ENABLE_NODE, &no_debug_isis_lsp_sched_cmd);
2080 install_element(ENABLE_NODE, &debug_isis_bfd_cmd);
2081 install_element(ENABLE_NODE, &no_debug_isis_bfd_cmd);
2082
2083 install_element(CONFIG_NODE, &debug_isis_adj_cmd);
2084 install_element(CONFIG_NODE, &no_debug_isis_adj_cmd);
2085 install_element(CONFIG_NODE, &debug_isis_snp_cmd);
2086 install_element(CONFIG_NODE, &no_debug_isis_snp_cmd);
2087 install_element(CONFIG_NODE, &debug_isis_upd_cmd);
2088 install_element(CONFIG_NODE, &no_debug_isis_upd_cmd);
2089 install_element(CONFIG_NODE, &debug_isis_spfevents_cmd);
2090 install_element(CONFIG_NODE, &no_debug_isis_spfevents_cmd);
2091 install_element(CONFIG_NODE, &debug_isis_rtevents_cmd);
2092 install_element(CONFIG_NODE, &no_debug_isis_rtevents_cmd);
2093 install_element(CONFIG_NODE, &debug_isis_events_cmd);
2094 install_element(CONFIG_NODE, &no_debug_isis_events_cmd);
2095 install_element(CONFIG_NODE, &debug_isis_packet_dump_cmd);
2096 install_element(CONFIG_NODE, &no_debug_isis_packet_dump_cmd);
2097 install_element(CONFIG_NODE, &debug_isis_lsp_gen_cmd);
2098 install_element(CONFIG_NODE, &no_debug_isis_lsp_gen_cmd);
2099 install_element(CONFIG_NODE, &debug_isis_lsp_sched_cmd);
2100 install_element(CONFIG_NODE, &no_debug_isis_lsp_sched_cmd);
2101 install_element(CONFIG_NODE, &debug_isis_bfd_cmd);
2102 install_element(CONFIG_NODE, &no_debug_isis_bfd_cmd);
2103
2104 install_element(CONFIG_NODE, &router_isis_cmd);
2105 install_element(CONFIG_NODE, &no_router_isis_cmd);
2106
2107 install_default(ROUTER_NODE);
2108
2109 install_element(ROUTER_NODE, &net_cmd);
2110 install_element(ROUTER_NODE, &no_net_cmd);
2111
2112 install_element(ROUTER_NODE, &isis_topology_cmd);
2113 install_element(ROUTER_NODE, &no_isis_topology_cmd);
2114
2115 install_element(ROUTER_NODE, &log_adj_changes_cmd);
2116 install_element(ROUTER_NODE, &no_log_adj_changes_cmd);
2117
2118 spf_backoff_cmd_init();
2119 }
FRRouting mirror