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*: clean up cmd_node initializers
[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 #include "lib/northbound_cli.h"
40
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 #include "isisd/isis_nb.h"
61
62 struct isis *isis = NULL;
63
64 DEFINE_QOBJ_TYPE(isis)
65 DEFINE_QOBJ_TYPE(isis_area)
66
67 /*
68 * Prototypes.
69 */
70 int isis_area_get(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, vrf_id_t vrf_id)
80 {
81 isis = XCALLOC(MTYPE_ISIS, sizeof(struct isis));
82 /*
83 * Default values
84 */
85 isis->vrf_id = vrf_id;
86 isis->max_area_addrs = 3;
87 isis->process_id = process_id;
88 isis->router_id = 0;
89 isis->area_list = list_new();
90 isis->init_circ_list = list_new();
91 isis->uptime = time(NULL);
92 isis->nexthops = list_new();
93 dyn_cache_init();
94 /*
95 * uncomment the next line for full debugs
96 */
97 /* isis->debugs = 0xFFFF; */
98
99 QOBJ_REG(isis, isis);
100 }
101
102 struct isis_area *isis_area_create(const char *area_tag)
103 {
104 struct isis_area *area;
105
106 area = XCALLOC(MTYPE_ISIS_AREA, sizeof(struct isis_area));
107
108 /*
109 * Fabricd runs only as level-2.
110 * For IS-IS, the default is level-1-2
111 */
112 if (fabricd)
113 area->is_type = IS_LEVEL_2;
114 else
115 area->is_type = yang_get_default_enum(
116 "/frr-isisd:isis/instance/is-type");
117
118 /*
119 * intialize the databases
120 */
121 if (area->is_type & IS_LEVEL_1)
122 lsp_db_init(&area->lspdb[0]);
123 if (area->is_type & IS_LEVEL_2)
124 lsp_db_init(&area->lspdb[1]);
125
126 spftree_area_init(area);
127
128 area->circuit_list = list_new();
129 area->area_addrs = list_new();
130 thread_add_timer(master, lsp_tick, area, 1, &area->t_tick);
131 flags_initialize(&area->flags);
132
133 /*
134 * Default values
135 */
136 #ifndef FABRICD
137 enum isis_metric_style default_style;
138
139 area->max_lsp_lifetime[0] = yang_get_default_uint16(
140 "/frr-isisd:isis/instance/lsp/timers/level-1/maximum-lifetime");
141 area->max_lsp_lifetime[1] = yang_get_default_uint16(
142 "/frr-isisd:isis/instance/lsp/timers/level-2/maximum-lifetime");
143 area->lsp_refresh[0] = yang_get_default_uint16(
144 "/frr-isisd:isis/instance/lsp/timers/level-1/refresh-interval");
145 area->lsp_refresh[1] = yang_get_default_uint16(
146 "/frr-isisd:isis/instance/lsp/timers/level-2/refresh-interval");
147 area->lsp_gen_interval[0] = yang_get_default_uint16(
148 "/frr-isisd:isis/instance/lsp/timers/level-1/generation-interval");
149 area->lsp_gen_interval[1] = yang_get_default_uint16(
150 "/frr-isisd:isis/instance/lsp/timers/level-2/generation-interval");
151 area->min_spf_interval[0] = yang_get_default_uint16(
152 "/frr-isisd:isis/instance/spf/minimum-interval/level-1");
153 area->min_spf_interval[1] = yang_get_default_uint16(
154 "/frr-isisd:isis/instance/spf/minimum-interval/level-1");
155 area->dynhostname = yang_get_default_bool(
156 "/frr-isisd:isis/instance/dynamic-hostname");
157 default_style =
158 yang_get_default_enum("/frr-isisd:isis/instance/metric-style");
159 area->oldmetric = default_style == ISIS_WIDE_METRIC ? 0 : 1;
160 area->newmetric = default_style == ISIS_NARROW_METRIC ? 0 : 1;
161 area->lsp_frag_threshold = 90; /* not currently configurable */
162 area->lsp_mtu =
163 yang_get_default_uint16("/frr-isisd:isis/instance/lsp/mtu");
164 #else
165 area->max_lsp_lifetime[0] = DEFAULT_LSP_LIFETIME; /* 1200 */
166 area->max_lsp_lifetime[1] = DEFAULT_LSP_LIFETIME; /* 1200 */
167 area->lsp_refresh[0] = DEFAULT_MAX_LSP_GEN_INTERVAL; /* 900 */
168 area->lsp_refresh[1] = DEFAULT_MAX_LSP_GEN_INTERVAL; /* 900 */
169 area->lsp_gen_interval[0] = DEFAULT_MIN_LSP_GEN_INTERVAL;
170 area->lsp_gen_interval[1] = DEFAULT_MIN_LSP_GEN_INTERVAL;
171 area->min_spf_interval[0] = MINIMUM_SPF_INTERVAL;
172 area->min_spf_interval[1] = MINIMUM_SPF_INTERVAL;
173 area->dynhostname = 1;
174 area->oldmetric = 0;
175 area->newmetric = 1;
176 area->lsp_frag_threshold = 90;
177 area->lsp_mtu = DEFAULT_LSP_MTU;
178 #endif /* ifndef FABRICD */
179
180 area_mt_init(area);
181
182 area->area_tag = strdup(area_tag);
183 listnode_add(isis->area_list, area);
184 area->isis = isis;
185
186 if (fabricd)
187 area->fabricd = fabricd_new(area);
188
189 area->lsp_refresh_arg[0].area = area;
190 area->lsp_refresh_arg[0].level = IS_LEVEL_1;
191 area->lsp_refresh_arg[1].area = area;
192 area->lsp_refresh_arg[1].level = IS_LEVEL_2;
193
194
195 QOBJ_REG(area, isis_area);
196
197 return area;
198 }
199
200 struct isis_area *isis_area_lookup(const char *area_tag)
201 {
202 struct isis_area *area;
203 struct listnode *node;
204
205 for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area))
206 if ((area->area_tag == NULL && area_tag == NULL)
207 || (area->area_tag && area_tag
208 && strcmp(area->area_tag, area_tag) == 0))
209 return area;
210
211 return NULL;
212 }
213
214 int isis_area_get(struct vty *vty, const char *area_tag)
215 {
216 struct isis_area *area;
217
218 area = isis_area_lookup(area_tag);
219
220 if (area) {
221 VTY_PUSH_CONTEXT(ROUTER_NODE, area);
222 return CMD_SUCCESS;
223 }
224
225 area = isis_area_create(area_tag);
226
227 if (isis->debugs & DEBUG_EVENTS)
228 zlog_debug("New IS-IS area instance %s", area->area_tag);
229
230 VTY_PUSH_CONTEXT(ROUTER_NODE, area);
231
232 return CMD_SUCCESS;
233 }
234
235 int isis_area_destroy(const char *area_tag)
236 {
237 struct isis_area *area;
238 struct listnode *node, *nnode;
239 struct isis_circuit *circuit;
240 struct area_addr *addr;
241
242 area = isis_area_lookup(area_tag);
243
244 if (area == NULL) {
245 zlog_warn("%s: could not find area with area-tag %s",
246 __func__, area_tag);
247 return CMD_ERR_NO_MATCH;
248 }
249
250 QOBJ_UNREG(area);
251
252 if (fabricd)
253 fabricd_finish(area->fabricd);
254
255 /* Disable MPLS if necessary before flooding LSP */
256 if (IS_MPLS_TE(area->mta))
257 area->mta->status = disable;
258
259 if (area->circuit_list) {
260 for (ALL_LIST_ELEMENTS(area->circuit_list, node, nnode,
261 circuit)) {
262 circuit->ip_router = 0;
263 circuit->ipv6_router = 0;
264 isis_csm_state_change(ISIS_DISABLE, circuit, area);
265 }
266 list_delete(&area->circuit_list);
267 }
268
269 lsp_db_fini(&area->lspdb[0]);
270 lsp_db_fini(&area->lspdb[1]);
271
272 /* invalidate and verify to delete all routes from zebra */
273 isis_area_invalidate_routes(area, area->is_type);
274 isis_area_verify_routes(area);
275
276 spftree_area_del(area);
277
278 THREAD_TIMER_OFF(area->spf_timer[0]);
279 THREAD_TIMER_OFF(area->spf_timer[1]);
280
281 spf_backoff_free(area->spf_delay_ietf[0]);
282 spf_backoff_free(area->spf_delay_ietf[1]);
283
284 isis_redist_area_finish(area);
285
286 for (ALL_LIST_ELEMENTS(area->area_addrs, node, nnode, addr)) {
287 list_delete_node(area->area_addrs, node);
288 XFREE(MTYPE_ISIS_AREA_ADDR, addr);
289 }
290 area->area_addrs = NULL;
291
292 THREAD_TIMER_OFF(area->t_tick);
293 THREAD_TIMER_OFF(area->t_lsp_refresh[0]);
294 THREAD_TIMER_OFF(area->t_lsp_refresh[1]);
295
296 thread_cancel_event(master, area);
297
298 listnode_delete(isis->area_list, area);
299
300 free(area->area_tag);
301
302 area_mt_finish(area);
303
304 XFREE(MTYPE_ISIS_AREA, area);
305
306 if (listcount(isis->area_list) == 0) {
307 memset(isis->sysid, 0, ISIS_SYS_ID_LEN);
308 isis->sysid_set = 0;
309 }
310
311 return CMD_SUCCESS;
312 }
313
314 #ifdef FABRICD
315 static void area_set_mt_enabled(struct isis_area *area, uint16_t mtid,
316 bool enabled)
317 {
318 struct isis_area_mt_setting *setting;
319
320 setting = area_get_mt_setting(area, mtid);
321 if (setting->enabled != enabled) {
322 setting->enabled = enabled;
323 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 0);
324 }
325 }
326
327 static void area_set_mt_overload(struct isis_area *area, uint16_t mtid,
328 bool overload)
329 {
330 struct isis_area_mt_setting *setting;
331
332 setting = area_get_mt_setting(area, mtid);
333 if (setting->overload != overload) {
334 setting->overload = overload;
335 if (setting->enabled)
336 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2,
337 0);
338 }
339 }
340 #endif /* ifdef FABRICD */
341
342 int area_net_title(struct vty *vty, const char *net_title)
343 {
344 VTY_DECLVAR_CONTEXT(isis_area, area);
345 struct area_addr *addr;
346 struct area_addr *addrp;
347 struct listnode *node;
348
349 uint8_t buff[255];
350
351 /* We check that we are not over the maximal number of addresses */
352 if (listcount(area->area_addrs) >= isis->max_area_addrs) {
353 vty_out(vty,
354 "Maximum of area addresses (%d) already reached \n",
355 isis->max_area_addrs);
356 return CMD_ERR_NOTHING_TODO;
357 }
358
359 addr = XMALLOC(MTYPE_ISIS_AREA_ADDR, sizeof(struct area_addr));
360 addr->addr_len = dotformat2buff(buff, net_title);
361 memcpy(addr->area_addr, buff, addr->addr_len);
362 #ifdef EXTREME_DEBUG
363 zlog_debug("added area address %s for area %s (address length %d)",
364 net_title, area->area_tag, addr->addr_len);
365 #endif /* EXTREME_DEBUG */
366 if (addr->addr_len < 8 || addr->addr_len > 20) {
367 vty_out(vty,
368 "area address must be at least 8..20 octets long (%d)\n",
369 addr->addr_len);
370 XFREE(MTYPE_ISIS_AREA_ADDR, addr);
371 return CMD_WARNING_CONFIG_FAILED;
372 }
373
374 if (addr->area_addr[addr->addr_len - 1] != 0) {
375 vty_out(vty,
376 "nsel byte (last byte) in area address must be 0\n");
377 XFREE(MTYPE_ISIS_AREA_ADDR, addr);
378 return CMD_WARNING_CONFIG_FAILED;
379 }
380
381 if (isis->sysid_set == 0) {
382 /*
383 * First area address - get the SystemID for this router
384 */
385 memcpy(isis->sysid, GETSYSID(addr), ISIS_SYS_ID_LEN);
386 isis->sysid_set = 1;
387 if (isis->debugs & DEBUG_EVENTS)
388 zlog_debug("Router has SystemID %s",
389 sysid_print(isis->sysid));
390 } else {
391 /*
392 * Check that the SystemID portions match
393 */
394 if (memcmp(isis->sysid, GETSYSID(addr), ISIS_SYS_ID_LEN)) {
395 vty_out(vty,
396 "System ID must not change when defining additional area addresses\n");
397 XFREE(MTYPE_ISIS_AREA_ADDR, addr);
398 return CMD_WARNING_CONFIG_FAILED;
399 }
400
401 /* now we see that we don't already have this address */
402 for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node, addrp)) {
403 if ((addrp->addr_len + ISIS_SYS_ID_LEN + ISIS_NSEL_LEN)
404 != (addr->addr_len))
405 continue;
406 if (!memcmp(addrp->area_addr, addr->area_addr,
407 addr->addr_len)) {
408 XFREE(MTYPE_ISIS_AREA_ADDR, addr);
409 return CMD_SUCCESS; /* silent fail */
410 }
411 }
412 }
413
414 /*
415 * Forget the systemID part of the address
416 */
417 addr->addr_len -= (ISIS_SYS_ID_LEN + ISIS_NSEL_LEN);
418 listnode_add(area->area_addrs, addr);
419
420 /* only now we can safely generate our LSPs for this area */
421 if (listcount(area->area_addrs) > 0) {
422 if (area->is_type & IS_LEVEL_1)
423 lsp_generate(area, IS_LEVEL_1);
424 if (area->is_type & IS_LEVEL_2)
425 lsp_generate(area, IS_LEVEL_2);
426 }
427
428 return CMD_SUCCESS;
429 }
430
431 int area_clear_net_title(struct vty *vty, const char *net_title)
432 {
433 VTY_DECLVAR_CONTEXT(isis_area, area);
434 struct area_addr addr, *addrp = NULL;
435 struct listnode *node;
436 uint8_t buff[255];
437
438 addr.addr_len = dotformat2buff(buff, net_title);
439 if (addr.addr_len < 8 || addr.addr_len > 20) {
440 vty_out(vty,
441 "Unsupported area address length %d, should be 8...20 \n",
442 addr.addr_len);
443 return CMD_WARNING_CONFIG_FAILED;
444 }
445
446 memcpy(addr.area_addr, buff, (int)addr.addr_len);
447
448 for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node, addrp))
449 if ((addrp->addr_len + ISIS_SYS_ID_LEN + 1) == addr.addr_len
450 && !memcmp(addrp->area_addr, addr.area_addr, addr.addr_len))
451 break;
452
453 if (!addrp) {
454 vty_out(vty, "No area address %s for area %s \n", net_title,
455 area->area_tag);
456 return CMD_ERR_NO_MATCH;
457 }
458
459 listnode_delete(area->area_addrs, addrp);
460 XFREE(MTYPE_ISIS_AREA_ADDR, addrp);
461
462 /*
463 * Last area address - reset the SystemID for this router
464 */
465 if (listcount(area->area_addrs) == 0) {
466 memset(isis->sysid, 0, ISIS_SYS_ID_LEN);
467 isis->sysid_set = 0;
468 if (isis->debugs & DEBUG_EVENTS)
469 zlog_debug("Router has no SystemID");
470 }
471
472 return CMD_SUCCESS;
473 }
474
475 /*
476 * 'show isis interface' command
477 */
478
479 int show_isis_interface_common(struct vty *vty, const char *ifname, char detail)
480 {
481 struct listnode *anode, *cnode;
482 struct isis_area *area;
483 struct isis_circuit *circuit;
484
485 if (!isis) {
486 vty_out(vty, "IS-IS Routing Process not enabled\n");
487 return CMD_SUCCESS;
488 }
489
490 for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
491 vty_out(vty, "Area %s:\n", area->area_tag);
492
493 if (detail == ISIS_UI_LEVEL_BRIEF)
494 vty_out(vty,
495 " Interface CircId State Type Level\n");
496
497 for (ALL_LIST_ELEMENTS_RO(area->circuit_list, cnode, circuit))
498 if (!ifname)
499 isis_circuit_print_vty(circuit, vty, detail);
500 else if (strcmp(circuit->interface->name, ifname) == 0)
501 isis_circuit_print_vty(circuit, vty, detail);
502 }
503
504 return CMD_SUCCESS;
505 }
506
507 DEFUN (show_isis_interface,
508 show_isis_interface_cmd,
509 "show " PROTO_NAME " interface",
510 SHOW_STR
511 PROTO_HELP
512 "ISIS interface\n")
513 {
514 return show_isis_interface_common(vty, NULL, ISIS_UI_LEVEL_BRIEF);
515 }
516
517 DEFUN (show_isis_interface_detail,
518 show_isis_interface_detail_cmd,
519 "show " PROTO_NAME " interface detail",
520 SHOW_STR
521 PROTO_HELP
522 "ISIS interface\n"
523 "show detailed information\n")
524 {
525 return show_isis_interface_common(vty, NULL, ISIS_UI_LEVEL_DETAIL);
526 }
527
528 DEFUN (show_isis_interface_arg,
529 show_isis_interface_arg_cmd,
530 "show " PROTO_NAME " interface WORD",
531 SHOW_STR
532 PROTO_HELP
533 "ISIS interface\n"
534 "ISIS interface name\n")
535 {
536 int idx_word = 3;
537 return show_isis_interface_common(vty, argv[idx_word]->arg,
538 ISIS_UI_LEVEL_DETAIL);
539 }
540
541 /*
542 * 'show isis neighbor' command
543 */
544
545 int show_isis_neighbor_common(struct vty *vty, const char *id, char detail)
546 {
547 struct listnode *anode, *cnode, *node;
548 struct isis_area *area;
549 struct isis_circuit *circuit;
550 struct list *adjdb;
551 struct isis_adjacency *adj;
552 struct isis_dynhn *dynhn;
553 uint8_t sysid[ISIS_SYS_ID_LEN];
554 int i;
555
556 if (!isis) {
557 vty_out(vty, "IS-IS Routing Process not enabled\n");
558 return CMD_SUCCESS;
559 }
560
561 memset(sysid, 0, ISIS_SYS_ID_LEN);
562 if (id) {
563 if (sysid2buff(sysid, id) == 0) {
564 dynhn = dynhn_find_by_name(id);
565 if (dynhn == NULL) {
566 vty_out(vty, "Invalid system id %s\n", id);
567 return CMD_SUCCESS;
568 }
569 memcpy(sysid, dynhn->id, ISIS_SYS_ID_LEN);
570 }
571 }
572
573 for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
574 vty_out(vty, "Area %s:\n", area->area_tag);
575
576 if (detail == ISIS_UI_LEVEL_BRIEF)
577 vty_out(vty,
578 " System Id Interface L State Holdtime SNPA\n");
579
580 for (ALL_LIST_ELEMENTS_RO(area->circuit_list, cnode, circuit)) {
581 if (circuit->circ_type == CIRCUIT_T_BROADCAST) {
582 for (i = 0; i < 2; i++) {
583 adjdb = circuit->u.bc.adjdb[i];
584 if (adjdb && adjdb->count) {
585 for (ALL_LIST_ELEMENTS_RO(
586 adjdb, node, adj))
587 if (!id
588 || !memcmp(adj->sysid,
589 sysid,
590 ISIS_SYS_ID_LEN))
591 isis_adj_print_vty(
592 adj,
593 vty,
594 detail);
595 }
596 }
597 } else if (circuit->circ_type == CIRCUIT_T_P2P
598 && circuit->u.p2p.neighbor) {
599 adj = circuit->u.p2p.neighbor;
600 if (!id
601 || !memcmp(adj->sysid, sysid,
602 ISIS_SYS_ID_LEN))
603 isis_adj_print_vty(adj, vty, detail);
604 }
605 }
606 }
607
608 return CMD_SUCCESS;
609 }
610
611 /*
612 * 'clear isis neighbor' command
613 */
614 int clear_isis_neighbor_common(struct vty *vty, const char *id)
615 {
616 struct listnode *anode, *cnode, *cnextnode, *node, *nnode;
617 struct isis_area *area;
618 struct isis_circuit *circuit;
619 struct list *adjdb;
620 struct isis_adjacency *adj;
621 struct isis_dynhn *dynhn;
622 uint8_t sysid[ISIS_SYS_ID_LEN];
623 int i;
624
625 if (!isis) {
626 vty_out(vty, "IS-IS Routing Process not enabled\n");
627 return CMD_SUCCESS;
628 }
629
630 memset(sysid, 0, ISIS_SYS_ID_LEN);
631 if (id) {
632 if (sysid2buff(sysid, id) == 0) {
633 dynhn = dynhn_find_by_name(id);
634 if (dynhn == NULL) {
635 vty_out(vty, "Invalid system id %s\n", id);
636 return CMD_SUCCESS;
637 }
638 memcpy(sysid, dynhn->id, ISIS_SYS_ID_LEN);
639 }
640 }
641
642 for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
643 for (ALL_LIST_ELEMENTS(area->circuit_list, cnode, cnextnode,
644 circuit)) {
645 if (circuit->circ_type == CIRCUIT_T_BROADCAST) {
646 for (i = 0; i < 2; i++) {
647 adjdb = circuit->u.bc.adjdb[i];
648 if (adjdb && adjdb->count) {
649 for (ALL_LIST_ELEMENTS(
650 adjdb, node, nnode,
651 adj))
652 if (!id
653 || !memcmp(adj->sysid,
654 sysid,
655 ISIS_SYS_ID_LEN))
656 isis_adj_state_change(
657 adj,
658 ISIS_ADJ_DOWN,
659 "clear user request");
660 }
661 }
662 } else if (circuit->circ_type == CIRCUIT_T_P2P
663 && circuit->u.p2p.neighbor) {
664 adj = circuit->u.p2p.neighbor;
665 if (!id
666 || !memcmp(adj->sysid, sysid,
667 ISIS_SYS_ID_LEN))
668 isis_adj_state_change(
669 adj, ISIS_ADJ_DOWN,
670 "clear user request");
671 }
672 }
673 }
674
675 return CMD_SUCCESS;
676 }
677
678 DEFUN (show_isis_neighbor,
679 show_isis_neighbor_cmd,
680 "show " PROTO_NAME " neighbor",
681 SHOW_STR
682 PROTO_HELP
683 "ISIS neighbor adjacencies\n")
684 {
685 return show_isis_neighbor_common(vty, NULL, ISIS_UI_LEVEL_BRIEF);
686 }
687
688 DEFUN (show_isis_neighbor_detail,
689 show_isis_neighbor_detail_cmd,
690 "show " PROTO_NAME " neighbor detail",
691 SHOW_STR
692 PROTO_HELP
693 "ISIS neighbor adjacencies\n"
694 "show detailed information\n")
695 {
696 return show_isis_neighbor_common(vty, NULL, ISIS_UI_LEVEL_DETAIL);
697 }
698
699 DEFUN (show_isis_neighbor_arg,
700 show_isis_neighbor_arg_cmd,
701 "show " PROTO_NAME " neighbor WORD",
702 SHOW_STR
703 PROTO_HELP
704 "ISIS neighbor adjacencies\n"
705 "System id\n")
706 {
707 int idx_word = 3;
708 return show_isis_neighbor_common(vty, argv[idx_word]->arg,
709 ISIS_UI_LEVEL_DETAIL);
710 }
711
712 DEFUN (clear_isis_neighbor,
713 clear_isis_neighbor_cmd,
714 "clear " PROTO_NAME " neighbor",
715 CLEAR_STR
716 PROTO_HELP
717 "ISIS neighbor adjacencies\n")
718 {
719 return clear_isis_neighbor_common(vty, NULL);
720 }
721
722 DEFUN (clear_isis_neighbor_arg,
723 clear_isis_neighbor_arg_cmd,
724 "clear " PROTO_NAME " neighbor WORD",
725 CLEAR_STR
726 PROTO_HELP
727 "ISIS neighbor adjacencies\n"
728 "System id\n")
729 {
730 int idx_word = 3;
731 return clear_isis_neighbor_common(vty, argv[idx_word]->arg);
732 }
733
734 /*
735 * 'isis debug', 'show debugging'
736 */
737 void print_debug(struct vty *vty, int flags, int onoff)
738 {
739 const char *onoffs = onoff ? "on" : "off";
740
741 if (flags & DEBUG_ADJ_PACKETS)
742 vty_out(vty,
743 "IS-IS Adjacency related packets debugging is %s\n",
744 onoffs);
745 if (flags & DEBUG_TX_QUEUE)
746 vty_out(vty, "IS-IS TX queue debugging is %s\n",
747 onoffs);
748 if (flags & DEBUG_SNP_PACKETS)
749 vty_out(vty, "IS-IS CSNP/PSNP packets debugging is %s\n",
750 onoffs);
751 if (flags & DEBUG_SPF_EVENTS)
752 vty_out(vty, "IS-IS SPF events debugging is %s\n", onoffs);
753 if (flags & DEBUG_UPDATE_PACKETS)
754 vty_out(vty, "IS-IS Update related packet debugging is %s\n",
755 onoffs);
756 if (flags & DEBUG_RTE_EVENTS)
757 vty_out(vty, "IS-IS Route related debuggin is %s\n", onoffs);
758 if (flags & DEBUG_EVENTS)
759 vty_out(vty, "IS-IS Event debugging is %s\n", onoffs);
760 if (flags & DEBUG_PACKET_DUMP)
761 vty_out(vty, "IS-IS Packet dump debugging is %s\n", onoffs);
762 if (flags & DEBUG_LSP_GEN)
763 vty_out(vty, "IS-IS LSP generation debugging is %s\n", onoffs);
764 if (flags & DEBUG_LSP_SCHED)
765 vty_out(vty, "IS-IS LSP scheduling debugging is %s\n", onoffs);
766 if (flags & DEBUG_FLOODING)
767 vty_out(vty, "IS-IS Flooding debugging is %s\n", onoffs);
768 if (flags & DEBUG_BFD)
769 vty_out(vty, "IS-IS BFD debugging is %s\n", onoffs);
770 }
771
772 DEFUN_NOSH (show_debugging,
773 show_debugging_isis_cmd,
774 "show debugging [" PROTO_NAME "]",
775 SHOW_STR
776 "State of each debugging option\n"
777 PROTO_HELP)
778 {
779 vty_out(vty, PROTO_NAME " debugging status:\n");
780
781 if (isis->debugs)
782 print_debug(vty, isis->debugs, 1);
783
784 return CMD_SUCCESS;
785 }
786
787 /* Debug node. */
788 static struct cmd_node debug_node = {
789 .node = DEBUG_NODE,
790 .prompt = "",
791 .vtysh = 1,
792 };
793
794 static int config_write_debug(struct vty *vty)
795 {
796 int write = 0;
797 int flags = isis->debugs;
798
799 if (flags & DEBUG_ADJ_PACKETS) {
800 vty_out(vty, "debug " PROTO_NAME " adj-packets\n");
801 write++;
802 }
803 if (flags & DEBUG_TX_QUEUE) {
804 vty_out(vty, "debug " PROTO_NAME " tx-queue\n");
805 write++;
806 }
807 if (flags & DEBUG_SNP_PACKETS) {
808 vty_out(vty, "debug " PROTO_NAME " snp-packets\n");
809 write++;
810 }
811 if (flags & DEBUG_SPF_EVENTS) {
812 vty_out(vty, "debug " PROTO_NAME " spf-events\n");
813 write++;
814 }
815 if (flags & DEBUG_UPDATE_PACKETS) {
816 vty_out(vty, "debug " PROTO_NAME " update-packets\n");
817 write++;
818 }
819 if (flags & DEBUG_RTE_EVENTS) {
820 vty_out(vty, "debug " PROTO_NAME " route-events\n");
821 write++;
822 }
823 if (flags & DEBUG_EVENTS) {
824 vty_out(vty, "debug " PROTO_NAME " events\n");
825 write++;
826 }
827 if (flags & DEBUG_PACKET_DUMP) {
828 vty_out(vty, "debug " PROTO_NAME " packet-dump\n");
829 write++;
830 }
831 if (flags & DEBUG_LSP_GEN) {
832 vty_out(vty, "debug " PROTO_NAME " lsp-gen\n");
833 write++;
834 }
835 if (flags & DEBUG_LSP_SCHED) {
836 vty_out(vty, "debug " PROTO_NAME " lsp-sched\n");
837 write++;
838 }
839 if (flags & DEBUG_FLOODING) {
840 vty_out(vty, "debug " PROTO_NAME " flooding\n");
841 write++;
842 }
843 if (flags & DEBUG_BFD) {
844 vty_out(vty, "debug " PROTO_NAME " bfd\n");
845 write++;
846 }
847 write += spf_backoff_write_config(vty);
848
849 return write;
850 }
851
852 DEFUN (debug_isis_adj,
853 debug_isis_adj_cmd,
854 "debug " PROTO_NAME " adj-packets",
855 DEBUG_STR
856 PROTO_HELP
857 "IS-IS Adjacency related packets\n")
858 {
859 isis->debugs |= DEBUG_ADJ_PACKETS;
860 print_debug(vty, DEBUG_ADJ_PACKETS, 1);
861
862 return CMD_SUCCESS;
863 }
864
865 DEFUN (no_debug_isis_adj,
866 no_debug_isis_adj_cmd,
867 "no debug " PROTO_NAME " adj-packets",
868 NO_STR
869 UNDEBUG_STR
870 PROTO_HELP
871 "IS-IS Adjacency related packets\n")
872 {
873 isis->debugs &= ~DEBUG_ADJ_PACKETS;
874 print_debug(vty, DEBUG_ADJ_PACKETS, 0);
875
876 return CMD_SUCCESS;
877 }
878
879 DEFUN (debug_isis_tx_queue,
880 debug_isis_tx_queue_cmd,
881 "debug " PROTO_NAME " tx-queue",
882 DEBUG_STR
883 PROTO_HELP
884 "IS-IS TX queues\n")
885 {
886 isis->debugs |= DEBUG_TX_QUEUE;
887 print_debug(vty, DEBUG_TX_QUEUE, 1);
888
889 return CMD_SUCCESS;
890 }
891
892 DEFUN (no_debug_isis_tx_queue,
893 no_debug_isis_tx_queue_cmd,
894 "no debug " PROTO_NAME " tx-queue",
895 NO_STR
896 UNDEBUG_STR
897 PROTO_HELP
898 "IS-IS TX queues\n")
899 {
900 isis->debugs &= ~DEBUG_TX_QUEUE;
901 print_debug(vty, DEBUG_TX_QUEUE, 0);
902
903 return CMD_SUCCESS;
904 }
905
906 DEFUN (debug_isis_flooding,
907 debug_isis_flooding_cmd,
908 "debug " PROTO_NAME " flooding",
909 DEBUG_STR
910 PROTO_HELP
911 "Flooding algorithm\n")
912 {
913 isis->debugs |= DEBUG_FLOODING;
914 print_debug(vty, DEBUG_FLOODING, 1);
915
916 return CMD_SUCCESS;
917 }
918
919 DEFUN (no_debug_isis_flooding,
920 no_debug_isis_flooding_cmd,
921 "no debug " PROTO_NAME " flooding",
922 NO_STR
923 UNDEBUG_STR
924 PROTO_HELP
925 "Flooding algorithm\n")
926 {
927 isis->debugs &= ~DEBUG_FLOODING;
928 print_debug(vty, DEBUG_FLOODING, 0);
929
930 return CMD_SUCCESS;
931 }
932
933 DEFUN (debug_isis_snp,
934 debug_isis_snp_cmd,
935 "debug " PROTO_NAME " snp-packets",
936 DEBUG_STR
937 PROTO_HELP
938 "IS-IS CSNP/PSNP packets\n")
939 {
940 isis->debugs |= DEBUG_SNP_PACKETS;
941 print_debug(vty, DEBUG_SNP_PACKETS, 1);
942
943 return CMD_SUCCESS;
944 }
945
946 DEFUN (no_debug_isis_snp,
947 no_debug_isis_snp_cmd,
948 "no debug " PROTO_NAME " snp-packets",
949 NO_STR
950 UNDEBUG_STR
951 PROTO_HELP
952 "IS-IS CSNP/PSNP packets\n")
953 {
954 isis->debugs &= ~DEBUG_SNP_PACKETS;
955 print_debug(vty, DEBUG_SNP_PACKETS, 0);
956
957 return CMD_SUCCESS;
958 }
959
960 DEFUN (debug_isis_upd,
961 debug_isis_upd_cmd,
962 "debug " PROTO_NAME " update-packets",
963 DEBUG_STR
964 PROTO_HELP
965 "IS-IS Update related packets\n")
966 {
967 isis->debugs |= DEBUG_UPDATE_PACKETS;
968 print_debug(vty, DEBUG_UPDATE_PACKETS, 1);
969
970 return CMD_SUCCESS;
971 }
972
973 DEFUN (no_debug_isis_upd,
974 no_debug_isis_upd_cmd,
975 "no debug " PROTO_NAME " update-packets",
976 NO_STR
977 UNDEBUG_STR
978 PROTO_HELP
979 "IS-IS Update related packets\n")
980 {
981 isis->debugs &= ~DEBUG_UPDATE_PACKETS;
982 print_debug(vty, DEBUG_UPDATE_PACKETS, 0);
983
984 return CMD_SUCCESS;
985 }
986
987 DEFUN (debug_isis_spfevents,
988 debug_isis_spfevents_cmd,
989 "debug " PROTO_NAME " spf-events",
990 DEBUG_STR
991 PROTO_HELP
992 "IS-IS Shortest Path First Events\n")
993 {
994 isis->debugs |= DEBUG_SPF_EVENTS;
995 print_debug(vty, DEBUG_SPF_EVENTS, 1);
996
997 return CMD_SUCCESS;
998 }
999
1000 DEFUN (no_debug_isis_spfevents,
1001 no_debug_isis_spfevents_cmd,
1002 "no debug " PROTO_NAME " spf-events",
1003 NO_STR
1004 UNDEBUG_STR
1005 PROTO_HELP
1006 "IS-IS Shortest Path First Events\n")
1007 {
1008 isis->debugs &= ~DEBUG_SPF_EVENTS;
1009 print_debug(vty, DEBUG_SPF_EVENTS, 0);
1010
1011 return CMD_SUCCESS;
1012 }
1013
1014 DEFUN (debug_isis_rtevents,
1015 debug_isis_rtevents_cmd,
1016 "debug " PROTO_NAME " route-events",
1017 DEBUG_STR
1018 PROTO_HELP
1019 "IS-IS Route related events\n")
1020 {
1021 isis->debugs |= DEBUG_RTE_EVENTS;
1022 print_debug(vty, DEBUG_RTE_EVENTS, 1);
1023
1024 return CMD_SUCCESS;
1025 }
1026
1027 DEFUN (no_debug_isis_rtevents,
1028 no_debug_isis_rtevents_cmd,
1029 "no debug " PROTO_NAME " route-events",
1030 NO_STR
1031 UNDEBUG_STR
1032 PROTO_HELP
1033 "IS-IS Route related events\n")
1034 {
1035 isis->debugs &= ~DEBUG_RTE_EVENTS;
1036 print_debug(vty, DEBUG_RTE_EVENTS, 0);
1037
1038 return CMD_SUCCESS;
1039 }
1040
1041 DEFUN (debug_isis_events,
1042 debug_isis_events_cmd,
1043 "debug " PROTO_NAME " events",
1044 DEBUG_STR
1045 PROTO_HELP
1046 "IS-IS Events\n")
1047 {
1048 isis->debugs |= DEBUG_EVENTS;
1049 print_debug(vty, DEBUG_EVENTS, 1);
1050
1051 return CMD_SUCCESS;
1052 }
1053
1054 DEFUN (no_debug_isis_events,
1055 no_debug_isis_events_cmd,
1056 "no debug " PROTO_NAME " events",
1057 NO_STR
1058 UNDEBUG_STR
1059 PROTO_HELP
1060 "IS-IS Events\n")
1061 {
1062 isis->debugs &= ~DEBUG_EVENTS;
1063 print_debug(vty, DEBUG_EVENTS, 0);
1064
1065 return CMD_SUCCESS;
1066 }
1067
1068 DEFUN (debug_isis_packet_dump,
1069 debug_isis_packet_dump_cmd,
1070 "debug " PROTO_NAME " packet-dump",
1071 DEBUG_STR
1072 PROTO_HELP
1073 "IS-IS packet dump\n")
1074 {
1075 isis->debugs |= DEBUG_PACKET_DUMP;
1076 print_debug(vty, DEBUG_PACKET_DUMP, 1);
1077
1078 return CMD_SUCCESS;
1079 }
1080
1081 DEFUN (no_debug_isis_packet_dump,
1082 no_debug_isis_packet_dump_cmd,
1083 "no debug " PROTO_NAME " packet-dump",
1084 NO_STR
1085 UNDEBUG_STR
1086 PROTO_HELP
1087 "IS-IS packet dump\n")
1088 {
1089 isis->debugs &= ~DEBUG_PACKET_DUMP;
1090 print_debug(vty, DEBUG_PACKET_DUMP, 0);
1091
1092 return CMD_SUCCESS;
1093 }
1094
1095 DEFUN (debug_isis_lsp_gen,
1096 debug_isis_lsp_gen_cmd,
1097 "debug " PROTO_NAME " lsp-gen",
1098 DEBUG_STR
1099 PROTO_HELP
1100 "IS-IS generation of own LSPs\n")
1101 {
1102 isis->debugs |= DEBUG_LSP_GEN;
1103 print_debug(vty, DEBUG_LSP_GEN, 1);
1104
1105 return CMD_SUCCESS;
1106 }
1107
1108 DEFUN (no_debug_isis_lsp_gen,
1109 no_debug_isis_lsp_gen_cmd,
1110 "no debug " PROTO_NAME " lsp-gen",
1111 NO_STR
1112 UNDEBUG_STR
1113 PROTO_HELP
1114 "IS-IS generation of own LSPs\n")
1115 {
1116 isis->debugs &= ~DEBUG_LSP_GEN;
1117 print_debug(vty, DEBUG_LSP_GEN, 0);
1118
1119 return CMD_SUCCESS;
1120 }
1121
1122 DEFUN (debug_isis_lsp_sched,
1123 debug_isis_lsp_sched_cmd,
1124 "debug " PROTO_NAME " lsp-sched",
1125 DEBUG_STR
1126 PROTO_HELP
1127 "IS-IS scheduling of LSP generation\n")
1128 {
1129 isis->debugs |= DEBUG_LSP_SCHED;
1130 print_debug(vty, DEBUG_LSP_SCHED, 1);
1131
1132 return CMD_SUCCESS;
1133 }
1134
1135 DEFUN (no_debug_isis_lsp_sched,
1136 no_debug_isis_lsp_sched_cmd,
1137 "no debug " PROTO_NAME " lsp-sched",
1138 NO_STR
1139 UNDEBUG_STR
1140 PROTO_HELP
1141 "IS-IS scheduling of LSP generation\n")
1142 {
1143 isis->debugs &= ~DEBUG_LSP_SCHED;
1144 print_debug(vty, DEBUG_LSP_SCHED, 0);
1145
1146 return CMD_SUCCESS;
1147 }
1148
1149 DEFUN (debug_isis_bfd,
1150 debug_isis_bfd_cmd,
1151 "debug " PROTO_NAME " bfd",
1152 DEBUG_STR
1153 PROTO_HELP
1154 PROTO_NAME " interaction with BFD\n")
1155 {
1156 isis->debugs |= DEBUG_BFD;
1157 print_debug(vty, DEBUG_BFD, 1);
1158
1159 return CMD_SUCCESS;
1160 }
1161
1162 DEFUN (no_debug_isis_bfd,
1163 no_debug_isis_bfd_cmd,
1164 "no debug " PROTO_NAME " bfd",
1165 NO_STR
1166 UNDEBUG_STR
1167 PROTO_HELP
1168 PROTO_NAME " interaction with BFD\n")
1169 {
1170 isis->debugs &= ~DEBUG_BFD;
1171 print_debug(vty, DEBUG_BFD, 0);
1172
1173 return CMD_SUCCESS;
1174 }
1175
1176 DEFUN (show_hostname,
1177 show_hostname_cmd,
1178 "show " PROTO_NAME " hostname",
1179 SHOW_STR
1180 PROTO_HELP
1181 "IS-IS Dynamic hostname mapping\n")
1182 {
1183 dynhn_print_all(vty);
1184
1185 return CMD_SUCCESS;
1186 }
1187
1188 DEFUN (show_isis_spf_ietf,
1189 show_isis_spf_ietf_cmd,
1190 "show " PROTO_NAME " spf-delay-ietf",
1191 SHOW_STR
1192 PROTO_HELP
1193 "SPF delay IETF information\n")
1194 {
1195 if (!isis) {
1196 vty_out(vty, "ISIS is not running\n");
1197 return CMD_SUCCESS;
1198 }
1199
1200 struct listnode *node;
1201 struct isis_area *area;
1202
1203 for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
1204 vty_out(vty, "Area %s:\n",
1205 area->area_tag ? area->area_tag : "null");
1206
1207 for (int level = ISIS_LEVEL1; level <= ISIS_LEVELS; level++) {
1208 if ((area->is_type & level) == 0)
1209 continue;
1210
1211 vty_out(vty, " Level-%d:\n", level);
1212 vty_out(vty, " SPF delay status: ");
1213 if (area->spf_timer[level - 1]) {
1214 struct timeval remain = thread_timer_remain(
1215 area->spf_timer[level - 1]);
1216 vty_out(vty, "Pending, due in %lld msec\n",
1217 (long long)remain.tv_sec * 1000
1218 + remain.tv_usec / 1000);
1219 } else {
1220 vty_out(vty, "Not scheduled\n");
1221 }
1222
1223 if (area->spf_delay_ietf[level - 1]) {
1224 vty_out(vty,
1225 " Using draft-ietf-rtgwg-backoff-algo-04\n");
1226 spf_backoff_show(
1227 area->spf_delay_ietf[level - 1], vty,
1228 " ");
1229 } else {
1230 vty_out(vty, " Using legacy backoff algo\n");
1231 }
1232 }
1233 }
1234 return CMD_SUCCESS;
1235 }
1236
1237 DEFUN (show_isis_summary,
1238 show_isis_summary_cmd,
1239 "show " PROTO_NAME " summary",
1240 SHOW_STR PROTO_HELP "summary\n")
1241 {
1242 struct listnode *node, *node2;
1243 struct isis_area *area;
1244 int level;
1245
1246 if (isis == NULL) {
1247 vty_out(vty, PROTO_NAME " is not running\n");
1248 return CMD_SUCCESS;
1249 }
1250
1251 vty_out(vty, "Process Id : %ld\n", isis->process_id);
1252 if (isis->sysid_set)
1253 vty_out(vty, "System Id : %s\n",
1254 sysid_print(isis->sysid));
1255
1256 vty_out(vty, "Up time : ");
1257 vty_out_timestr(vty, isis->uptime);
1258 vty_out(vty, "\n");
1259
1260 if (isis->area_list)
1261 vty_out(vty, "Number of areas : %d\n", isis->area_list->count);
1262
1263 for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
1264 vty_out(vty, "Area %s:\n",
1265 area->area_tag ? area->area_tag : "null");
1266
1267 if (fabricd) {
1268 uint8_t tier = fabricd_tier(area);
1269 if (tier == ISIS_TIER_UNDEFINED)
1270 vty_out(vty, " Tier: undefined\n");
1271 else
1272 vty_out(vty, " Tier: %" PRIu8 "\n", tier);
1273 }
1274
1275 if (listcount(area->area_addrs) > 0) {
1276 struct area_addr *area_addr;
1277 for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node2,
1278 area_addr)) {
1279 vty_out(vty, " Net: %s\n",
1280 isonet_print(area_addr->area_addr,
1281 area_addr->addr_len
1282 + ISIS_SYS_ID_LEN
1283 + 1));
1284 }
1285 }
1286
1287 vty_out(vty, " TX counters per PDU type:\n");
1288 pdu_counter_print(vty, " ", area->pdu_tx_counters);
1289 vty_out(vty, " LSP RXMT: %" PRIu64 "\n",
1290 area->lsp_rxmt_count);
1291 vty_out(vty, " RX counters per PDU type:\n");
1292 pdu_counter_print(vty, " ", area->pdu_rx_counters);
1293
1294 for (level = ISIS_LEVEL1; level <= ISIS_LEVELS; level++) {
1295 if ((area->is_type & level) == 0)
1296 continue;
1297
1298 vty_out(vty, " Level-%d:\n", level);
1299
1300 vty_out(vty, " LSP0 regenerated: %" PRIu64 "\n",
1301 area->lsp_gen_count[level - 1]);
1302
1303 vty_out(vty, " LSPs purged: %" PRIu64 "\n",
1304 area->lsp_purge_count[level - 1]);
1305
1306 if (area->spf_timer[level - 1])
1307 vty_out(vty, " SPF: (pending)\n");
1308 else
1309 vty_out(vty, " SPF:\n");
1310
1311 vty_out(vty, " minimum interval : %d",
1312 area->min_spf_interval[level - 1]);
1313 if (area->spf_delay_ietf[level - 1])
1314 vty_out(vty,
1315 " (not used, IETF SPF delay activated)");
1316 vty_out(vty, "\n");
1317
1318 vty_out(vty, " IPv4 route computation:\n");
1319 isis_spf_print(area->spftree[SPFTREE_IPV4][level - 1],
1320 vty);
1321
1322 vty_out(vty, " IPv6 route computation:\n");
1323 isis_spf_print(area->spftree[SPFTREE_IPV6][level - 1],
1324 vty);
1325
1326 vty_out(vty, " IPv6 dst-src route computation:\n");
1327 isis_spf_print(area->spftree[SPFTREE_DSTSRC][level-1],
1328 vty);
1329 }
1330 }
1331 vty_out(vty, "\n");
1332
1333 return CMD_SUCCESS;
1334 }
1335
1336 struct isis_lsp *lsp_for_arg(struct lspdb_head *head, const char *argv)
1337 {
1338 char sysid[255] = {0};
1339 uint8_t number[3];
1340 const char *pos;
1341 uint8_t lspid[ISIS_SYS_ID_LEN + 2] = {0};
1342 struct isis_dynhn *dynhn;
1343 struct isis_lsp *lsp = NULL;
1344
1345 if (!argv)
1346 return NULL;
1347
1348 /*
1349 * extract fragment and pseudo id from the string argv
1350 * in the forms:
1351 * (a) <systemid/hostname>.<pseudo-id>-<framenent> or
1352 * (b) <systemid/hostname>.<pseudo-id> or
1353 * (c) <systemid/hostname> or
1354 * Where systemid is in the form:
1355 * xxxx.xxxx.xxxx
1356 */
1357 if (argv)
1358 strlcpy(sysid, argv, sizeof(sysid));
1359 if (argv && strlen(argv) > 3) {
1360 pos = argv + strlen(argv) - 3;
1361 if (strncmp(pos, "-", 1) == 0) {
1362 memcpy(number, ++pos, 2);
1363 lspid[ISIS_SYS_ID_LEN + 1] =
1364 (uint8_t)strtol((char *)number, NULL, 16);
1365 pos -= 4;
1366 if (strncmp(pos, ".", 1) != 0)
1367 return NULL;
1368 }
1369 if (strncmp(pos, ".", 1) == 0) {
1370 memcpy(number, ++pos, 2);
1371 lspid[ISIS_SYS_ID_LEN] =
1372 (uint8_t)strtol((char *)number, NULL, 16);
1373 sysid[pos - argv - 1] = '\0';
1374 }
1375 }
1376
1377 /*
1378 * Try to find the lsp-id if the argv
1379 * string is in
1380 * the form
1381 * hostname.<pseudo-id>-<fragment>
1382 */
1383 if (sysid2buff(lspid, sysid)) {
1384 lsp = lsp_search(head, lspid);
1385 } else if ((dynhn = dynhn_find_by_name(sysid))) {
1386 memcpy(lspid, dynhn->id, ISIS_SYS_ID_LEN);
1387 lsp = lsp_search(head, lspid);
1388 } else if (strncmp(cmd_hostname_get(), sysid, 15) == 0) {
1389 memcpy(lspid, isis->sysid, ISIS_SYS_ID_LEN);
1390 lsp = lsp_search(head, lspid);
1391 }
1392
1393 return lsp;
1394 }
1395
1396 /*
1397 * This function supports following display options:
1398 * [ show isis database [detail] ]
1399 * [ show isis database <sysid> [detail] ]
1400 * [ show isis database <hostname> [detail] ]
1401 * [ show isis database <sysid>.<pseudo-id> [detail] ]
1402 * [ show isis database <hostname>.<pseudo-id> [detail] ]
1403 * [ show isis database <sysid>.<pseudo-id>-<fragment-number> [detail] ]
1404 * [ show isis database <hostname>.<pseudo-id>-<fragment-number> [detail] ]
1405 * [ show isis database detail <sysid> ]
1406 * [ show isis database detail <hostname> ]
1407 * [ show isis database detail <sysid>.<pseudo-id> ]
1408 * [ show isis database detail <hostname>.<pseudo-id> ]
1409 * [ show isis database detail <sysid>.<pseudo-id>-<fragment-number> ]
1410 * [ show isis database detail <hostname>.<pseudo-id>-<fragment-number> ]
1411 */
1412 static int show_isis_database(struct vty *vty, const char *argv, int ui_level)
1413 {
1414 struct listnode *node;
1415 struct isis_area *area;
1416 struct isis_lsp *lsp;
1417 int level, lsp_count;
1418
1419 if (isis->area_list->count == 0)
1420 return CMD_SUCCESS;
1421
1422 for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
1423 vty_out(vty, "Area %s:\n",
1424 area->area_tag ? area->area_tag : "null");
1425
1426 for (level = 0; level < ISIS_LEVELS; level++) {
1427 if (lspdb_count(&area->lspdb[level]) > 0) {
1428 lsp = lsp_for_arg(&area->lspdb[level], argv);
1429
1430 if (lsp != NULL || argv == NULL) {
1431 vty_out(vty,
1432 "IS-IS Level-%d link-state database:\n",
1433 level + 1);
1434
1435 /* print the title in all cases */
1436 vty_out(vty,
1437 "LSP ID PduLen SeqNumber Chksum Holdtime ATT/P/OL\n");
1438 }
1439
1440 if (lsp) {
1441 if (ui_level == ISIS_UI_LEVEL_DETAIL)
1442 lsp_print_detail(
1443 lsp, vty,
1444 area->dynhostname);
1445 else
1446 lsp_print(lsp, vty,
1447 area->dynhostname);
1448 } else if (argv == NULL) {
1449 lsp_count = lsp_print_all(
1450 vty, &area->lspdb[level],
1451 ui_level, area->dynhostname);
1452
1453 vty_out(vty, " %u LSPs\n\n",
1454 lsp_count);
1455 }
1456 }
1457 }
1458 }
1459
1460 return CMD_SUCCESS;
1461 }
1462
1463 DEFUN (show_database,
1464 show_database_cmd,
1465 "show " PROTO_NAME " database [detail] [WORD]",
1466 SHOW_STR
1467 PROTO_HELP
1468 "Link state database\n"
1469 "Detailed information\n"
1470 "LSP ID\n")
1471 {
1472 int idx = 0;
1473 int uilevel = argv_find(argv, argc, "detail", &idx)
1474 ? ISIS_UI_LEVEL_DETAIL
1475 : ISIS_UI_LEVEL_BRIEF;
1476 char *id = argv_find(argv, argc, "WORD", &idx) ? argv[idx]->arg : NULL;
1477 return show_isis_database(vty, id, uilevel);
1478 }
1479
1480 #ifdef FABRICD
1481 /*
1482 * 'router openfabric' command
1483 */
1484 DEFUN_NOSH (router_openfabric,
1485 router_openfabric_cmd,
1486 "router openfabric WORD",
1487 ROUTER_STR
1488 PROTO_HELP
1489 "ISO Routing area tag\n")
1490 {
1491 int idx_word = 2;
1492 return isis_area_get(vty, argv[idx_word]->arg);
1493 }
1494
1495 /*
1496 *'no router openfabric' command
1497 */
1498 DEFUN (no_router_openfabric,
1499 no_router_openfabric_cmd,
1500 "no router openfabric WORD",
1501 NO_STR
1502 ROUTER_STR
1503 PROTO_HELP
1504 "ISO Routing area tag\n")
1505 {
1506 int idx_word = 3;
1507 return isis_area_destroy(argv[idx_word]->arg);
1508 }
1509 #endif /* ifdef FABRICD */
1510 #ifdef FABRICD
1511 /*
1512 * 'net' command
1513 */
1514 DEFUN (net,
1515 net_cmd,
1516 "net WORD",
1517 "A Network Entity Title for this process (OSI only)\n"
1518 "XX.XXXX. ... .XXX.XX Network entity title (NET)\n")
1519 {
1520 int idx_word = 1;
1521 return area_net_title(vty, argv[idx_word]->arg);
1522 }
1523
1524 /*
1525 * 'no net' command
1526 */
1527 DEFUN (no_net,
1528 no_net_cmd,
1529 "no net WORD",
1530 NO_STR
1531 "A Network Entity Title for this process (OSI only)\n"
1532 "XX.XXXX. ... .XXX.XX Network entity title (NET)\n")
1533 {
1534 int idx_word = 2;
1535 return area_clear_net_title(vty, argv[idx_word]->arg);
1536 }
1537 #endif /* ifdef FABRICD */
1538 #ifdef FABRICD
1539 DEFUN (isis_topology,
1540 isis_topology_cmd,
1541 "topology " ISIS_MT_NAMES " [overload]",
1542 "Configure IS-IS topologies\n"
1543 ISIS_MT_DESCRIPTIONS
1544 "Set overload bit for topology\n")
1545 {
1546 VTY_DECLVAR_CONTEXT(isis_area, area);
1547
1548 const char *arg = argv[1]->arg;
1549 uint16_t mtid = isis_str2mtid(arg);
1550
1551 if (area->oldmetric) {
1552 vty_out(vty,
1553 "Multi topology IS-IS can only be used with wide metrics\n");
1554 return CMD_WARNING_CONFIG_FAILED;
1555 }
1556
1557 if (mtid == (uint16_t)-1) {
1558 vty_out(vty, "Don't know topology '%s'\n", arg);
1559 return CMD_WARNING_CONFIG_FAILED;
1560 }
1561 if (mtid == ISIS_MT_IPV4_UNICAST) {
1562 vty_out(vty, "Cannot configure IPv4 unicast topology\n");
1563 return CMD_WARNING_CONFIG_FAILED;
1564 }
1565
1566 area_set_mt_enabled(area, mtid, true);
1567 area_set_mt_overload(area, mtid, (argc == 3));
1568 return CMD_SUCCESS;
1569 }
1570
1571 DEFUN (no_isis_topology,
1572 no_isis_topology_cmd,
1573 "no topology " ISIS_MT_NAMES " [overload]",
1574 NO_STR
1575 "Configure IS-IS topologies\n"
1576 ISIS_MT_DESCRIPTIONS
1577 "Set overload bit for topology\n")
1578 {
1579 VTY_DECLVAR_CONTEXT(isis_area, area);
1580
1581 const char *arg = argv[2]->arg;
1582 uint16_t mtid = isis_str2mtid(arg);
1583
1584 if (area->oldmetric) {
1585 vty_out(vty,
1586 "Multi topology IS-IS can only be used with wide metrics\n");
1587 return CMD_WARNING_CONFIG_FAILED;
1588 }
1589
1590 if (mtid == (uint16_t)-1) {
1591 vty_out(vty, "Don't know topology '%s'\n", arg);
1592 return CMD_WARNING_CONFIG_FAILED;
1593 }
1594 if (mtid == ISIS_MT_IPV4_UNICAST) {
1595 vty_out(vty, "Cannot configure IPv4 unicast topology\n");
1596 return CMD_WARNING_CONFIG_FAILED;
1597 }
1598
1599 area_set_mt_enabled(area, mtid, false);
1600 area_set_mt_overload(area, mtid, false);
1601 return CMD_SUCCESS;
1602 }
1603 #endif /* ifdef FABRICD */
1604
1605 void isis_area_lsp_mtu_set(struct isis_area *area, unsigned int lsp_mtu)
1606 {
1607 area->lsp_mtu = lsp_mtu;
1608 lsp_regenerate_schedule(area, IS_LEVEL_1_AND_2, 1);
1609 }
1610
1611 static int isis_area_passwd_set(struct isis_area *area, int level,
1612 uint8_t passwd_type, const char *passwd,
1613 uint8_t snp_auth)
1614 {
1615 struct isis_passwd *dest;
1616 struct isis_passwd modified;
1617 int len;
1618
1619 assert((level == IS_LEVEL_1) || (level == IS_LEVEL_2));
1620 dest = (level == IS_LEVEL_1) ? &area->area_passwd
1621 : &area->domain_passwd;
1622 memset(&modified, 0, sizeof(modified));
1623
1624 if (passwd_type != ISIS_PASSWD_TYPE_UNUSED) {
1625 if (!passwd)
1626 return -1;
1627
1628 len = strlen(passwd);
1629 if (len > 254)
1630 return -1;
1631
1632 modified.len = len;
1633 strlcpy((char *)modified.passwd, passwd,
1634 sizeof(modified.passwd));
1635 modified.type = passwd_type;
1636 modified.snp_auth = snp_auth;
1637 }
1638
1639 if (memcmp(&modified, dest, sizeof(modified))) {
1640 memcpy(dest, &modified, sizeof(modified));
1641 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
1642 }
1643
1644 return 0;
1645 }
1646
1647 int isis_area_passwd_unset(struct isis_area *area, int level)
1648 {
1649 return isis_area_passwd_set(area, level, ISIS_PASSWD_TYPE_UNUSED, NULL,
1650 0);
1651 }
1652
1653 int isis_area_passwd_cleartext_set(struct isis_area *area, int level,
1654 const char *passwd, uint8_t snp_auth)
1655 {
1656 return isis_area_passwd_set(area, level, ISIS_PASSWD_TYPE_CLEARTXT,
1657 passwd, snp_auth);
1658 }
1659
1660 int isis_area_passwd_hmac_md5_set(struct isis_area *area, int level,
1661 const char *passwd, uint8_t snp_auth)
1662 {
1663 return isis_area_passwd_set(area, level, ISIS_PASSWD_TYPE_HMAC_MD5,
1664 passwd, snp_auth);
1665 }
1666
1667 void isis_area_invalidate_routes(struct isis_area *area, int levels)
1668 {
1669 for (int level = ISIS_LEVEL1; level <= ISIS_LEVEL2; level++) {
1670 if (!(level & levels))
1671 continue;
1672 for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++) {
1673 isis_spf_invalidate_routes(
1674 area->spftree[tree][level - 1]);
1675 }
1676 }
1677 }
1678
1679 void isis_area_verify_routes(struct isis_area *area)
1680 {
1681 for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++)
1682 isis_spf_verify_routes(area, area->spftree[tree]);
1683 }
1684
1685 static void area_resign_level(struct isis_area *area, int level)
1686 {
1687 isis_area_invalidate_routes(area, level);
1688 isis_area_verify_routes(area);
1689
1690 lsp_db_fini(&area->lspdb[level - 1]);
1691
1692 for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++) {
1693 if (area->spftree[tree][level - 1]) {
1694 isis_spftree_del(area->spftree[tree][level - 1]);
1695 area->spftree[tree][level - 1] = NULL;
1696 }
1697 }
1698
1699 THREAD_TIMER_OFF(area->spf_timer[level - 1]);
1700
1701 sched_debug(
1702 "ISIS (%s): Resigned from L%d - canceling LSP regeneration timer.",
1703 area->area_tag, level);
1704 THREAD_TIMER_OFF(area->t_lsp_refresh[level - 1]);
1705 area->lsp_regenerate_pending[level - 1] = 0;
1706 }
1707
1708 void isis_area_is_type_set(struct isis_area *area, int is_type)
1709 {
1710 struct listnode *node;
1711 struct isis_circuit *circuit;
1712
1713 if (isis->debugs & DEBUG_EVENTS)
1714 zlog_debug("ISIS-Evt (%s) system type change %s -> %s",
1715 area->area_tag, circuit_t2string(area->is_type),
1716 circuit_t2string(is_type));
1717
1718 if (area->is_type == is_type)
1719 return; /* No change */
1720
1721 switch (area->is_type) {
1722 case IS_LEVEL_1:
1723 if (is_type == IS_LEVEL_2)
1724 area_resign_level(area, IS_LEVEL_1);
1725
1726 lsp_db_init(&area->lspdb[1]);
1727 break;
1728
1729 case IS_LEVEL_1_AND_2:
1730 if (is_type == IS_LEVEL_1)
1731 area_resign_level(area, IS_LEVEL_2);
1732 else
1733 area_resign_level(area, IS_LEVEL_1);
1734 break;
1735
1736 case IS_LEVEL_2:
1737 if (is_type == IS_LEVEL_1)
1738 area_resign_level(area, IS_LEVEL_2);
1739
1740 lsp_db_init(&area->lspdb[0]);
1741 break;
1742
1743 default:
1744 break;
1745 }
1746
1747 area->is_type = is_type;
1748
1749 /* override circuit's is_type */
1750 if (area->is_type != IS_LEVEL_1_AND_2) {
1751 for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit))
1752 isis_circuit_is_type_set(circuit, is_type);
1753 }
1754
1755 spftree_area_init(area);
1756
1757 if (listcount(area->area_addrs) > 0) {
1758 if (is_type & IS_LEVEL_1)
1759 lsp_generate(area, IS_LEVEL_1);
1760 if (is_type & IS_LEVEL_2)
1761 lsp_generate(area, IS_LEVEL_2);
1762 }
1763 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
1764
1765 return;
1766 }
1767
1768 void isis_area_metricstyle_set(struct isis_area *area, bool old_metric,
1769 bool new_metric)
1770 {
1771 area->oldmetric = old_metric;
1772 area->newmetric = new_metric;
1773 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
1774 }
1775
1776 void isis_area_overload_bit_set(struct isis_area *area, bool overload_bit)
1777 {
1778 char new_overload_bit = overload_bit ? LSPBIT_OL : 0;
1779
1780 if (new_overload_bit != area->overload_bit) {
1781 area->overload_bit = new_overload_bit;
1782 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
1783 }
1784 #ifndef FABRICD
1785 isis_notif_db_overload(area, overload_bit);
1786 #endif /* ifndef FABRICD */
1787 }
1788
1789 void isis_area_attached_bit_set(struct isis_area *area, bool attached_bit)
1790 {
1791 char new_attached_bit = attached_bit ? LSPBIT_ATT : 0;
1792
1793 if (new_attached_bit != area->attached_bit) {
1794 area->attached_bit = new_attached_bit;
1795 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
1796 }
1797 }
1798
1799 void isis_area_dynhostname_set(struct isis_area *area, bool dynhostname)
1800 {
1801 if (area->dynhostname != dynhostname) {
1802 area->dynhostname = dynhostname;
1803 lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 0);
1804 }
1805 }
1806
1807 void isis_area_max_lsp_lifetime_set(struct isis_area *area, int level,
1808 uint16_t max_lsp_lifetime)
1809 {
1810 assert((level == IS_LEVEL_1) || (level == IS_LEVEL_2));
1811
1812 if (area->max_lsp_lifetime[level - 1] == max_lsp_lifetime)
1813 return;
1814
1815 area->max_lsp_lifetime[level - 1] = max_lsp_lifetime;
1816 lsp_regenerate_schedule(area, level, 1);
1817 }
1818
1819 void isis_area_lsp_refresh_set(struct isis_area *area, int level,
1820 uint16_t lsp_refresh)
1821 {
1822 assert((level == IS_LEVEL_1) || (level == IS_LEVEL_2));
1823
1824 if (area->lsp_refresh[level - 1] == lsp_refresh)
1825 return;
1826
1827 area->lsp_refresh[level - 1] = lsp_refresh;
1828 lsp_regenerate_schedule(area, level, 1);
1829 }
1830
1831 #ifdef FABRICD
1832 DEFUN (log_adj_changes,
1833 log_adj_changes_cmd,
1834 "log-adjacency-changes",
1835 "Log changes in adjacency state\n")
1836 {
1837 VTY_DECLVAR_CONTEXT(isis_area, area);
1838
1839 area->log_adj_changes = 1;
1840
1841 return CMD_SUCCESS;
1842 }
1843
1844 DEFUN (no_log_adj_changes,
1845 no_log_adj_changes_cmd,
1846 "no log-adjacency-changes",
1847 NO_STR
1848 "Stop logging changes in adjacency state\n")
1849 {
1850 VTY_DECLVAR_CONTEXT(isis_area, area);
1851
1852 area->log_adj_changes = 0;
1853
1854 return CMD_SUCCESS;
1855 }
1856 #endif /* ifdef FABRICD */
1857 #ifdef FABRICD
1858 /* IS-IS configuration write function */
1859 int isis_config_write(struct vty *vty)
1860 {
1861 int write = 0;
1862
1863 if (isis != NULL) {
1864 struct isis_area *area;
1865 struct listnode *node, *node2;
1866
1867 for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
1868 /* ISIS - Area name */
1869 vty_out(vty, "router " PROTO_NAME " %s\n", area->area_tag);
1870 write++;
1871 /* ISIS - Net */
1872 if (listcount(area->area_addrs) > 0) {
1873 struct area_addr *area_addr;
1874 for (ALL_LIST_ELEMENTS_RO(area->area_addrs,
1875 node2, area_addr)) {
1876 vty_out(vty, " net %s\n",
1877 isonet_print(
1878 area_addr->area_addr,
1879 area_addr->addr_len
1880 + ISIS_SYS_ID_LEN
1881 + 1));
1882 write++;
1883 }
1884 }
1885 /* ISIS - Dynamic hostname - Defaults to true so only
1886 * display if
1887 * false. */
1888 if (!area->dynhostname) {
1889 vty_out(vty, " no hostname dynamic\n");
1890 write++;
1891 }
1892 /* ISIS - Metric-Style - when true displays wide */
1893 if (!fabricd) {
1894 if (area->newmetric) {
1895 if (!area->oldmetric)
1896 vty_out(vty, " metric-style wide\n");
1897 else
1898 vty_out(vty,
1899 " metric-style transition\n");
1900 write++;
1901 } else {
1902 vty_out(vty, " metric-style narrow\n");
1903 write++;
1904 }
1905 }
1906 /* ISIS - overload-bit */
1907 if (area->overload_bit) {
1908 vty_out(vty, " set-overload-bit\n");
1909 write++;
1910 }
1911 /* ISIS - Area is-type (level-1-2 is default) */
1912 if (!fabricd) {
1913 if (area->is_type == IS_LEVEL_1) {
1914 vty_out(vty, " is-type level-1\n");
1915 write++;
1916 } else if (area->is_type == IS_LEVEL_2) {
1917 vty_out(vty, " is-type level-2-only\n");
1918 write++;
1919 }
1920 }
1921 write += isis_redist_config_write(vty, area, AF_INET);
1922 write += isis_redist_config_write(vty, area, AF_INET6);
1923 /* ISIS - Lsp generation interval */
1924 if (area->lsp_gen_interval[0]
1925 == area->lsp_gen_interval[1]) {
1926 if (area->lsp_gen_interval[0]
1927 != DEFAULT_MIN_LSP_GEN_INTERVAL) {
1928 vty_out(vty, " lsp-gen-interval %d\n",
1929 area->lsp_gen_interval[0]);
1930 write++;
1931 }
1932 } else {
1933 if (area->lsp_gen_interval[0]
1934 != DEFAULT_MIN_LSP_GEN_INTERVAL) {
1935 vty_out(vty,
1936 " lsp-gen-interval level-1 %d\n",
1937 area->lsp_gen_interval[0]);
1938 write++;
1939 }
1940 if (area->lsp_gen_interval[1]
1941 != DEFAULT_MIN_LSP_GEN_INTERVAL) {
1942 vty_out(vty,
1943 " lsp-gen-interval level-2 %d\n",
1944 area->lsp_gen_interval[1]);
1945 write++;
1946 }
1947 }
1948 /* ISIS - LSP lifetime */
1949 if (area->max_lsp_lifetime[0]
1950 == area->max_lsp_lifetime[1]) {
1951 if (area->max_lsp_lifetime[0]
1952 != DEFAULT_LSP_LIFETIME) {
1953 vty_out(vty, " max-lsp-lifetime %u\n",
1954 area->max_lsp_lifetime[0]);
1955 write++;
1956 }
1957 } else {
1958 if (area->max_lsp_lifetime[0]
1959 != DEFAULT_LSP_LIFETIME) {
1960 vty_out(vty,
1961 " max-lsp-lifetime level-1 %u\n",
1962 area->max_lsp_lifetime[0]);
1963 write++;
1964 }
1965 if (area->max_lsp_lifetime[1]
1966 != DEFAULT_LSP_LIFETIME) {
1967 vty_out(vty,
1968 " max-lsp-lifetime level-2 %u\n",
1969 area->max_lsp_lifetime[1]);
1970 write++;
1971 }
1972 }
1973 /* ISIS - LSP refresh interval */
1974 if (area->lsp_refresh[0] == area->lsp_refresh[1]) {
1975 if (area->lsp_refresh[0]
1976 != DEFAULT_MAX_LSP_GEN_INTERVAL) {
1977 vty_out(vty,
1978 " lsp-refresh-interval %u\n",
1979 area->lsp_refresh[0]);
1980 write++;
1981 }
1982 } else {
1983 if (area->lsp_refresh[0]
1984 != DEFAULT_MAX_LSP_GEN_INTERVAL) {
1985 vty_out(vty,
1986 " lsp-refresh-interval level-1 %u\n",
1987 area->lsp_refresh[0]);
1988 write++;
1989 }
1990 if (area->lsp_refresh[1]
1991 != DEFAULT_MAX_LSP_GEN_INTERVAL) {
1992 vty_out(vty,
1993 " lsp-refresh-interval level-2 %u\n",
1994 area->lsp_refresh[1]);
1995 write++;
1996 }
1997 }
1998 if (area->lsp_mtu != DEFAULT_LSP_MTU) {
1999 vty_out(vty, " lsp-mtu %u\n", area->lsp_mtu);
2000 write++;
2001 }
2002 if (area->purge_originator) {
2003 vty_out(vty, " purge-originator\n");
2004 write++;
2005 }
2006
2007 /* Minimum SPF interval. */
2008 if (area->min_spf_interval[0]
2009 == area->min_spf_interval[1]) {
2010 if (area->min_spf_interval[0]
2011 != MINIMUM_SPF_INTERVAL) {
2012 vty_out(vty, " spf-interval %d\n",
2013 area->min_spf_interval[0]);
2014 write++;
2015 }
2016 } else {
2017 if (area->min_spf_interval[0]
2018 != MINIMUM_SPF_INTERVAL) {
2019 vty_out(vty,
2020 " spf-interval level-1 %d\n",
2021 area->min_spf_interval[0]);
2022 write++;
2023 }
2024 if (area->min_spf_interval[1]
2025 != MINIMUM_SPF_INTERVAL) {
2026 vty_out(vty,
2027 " spf-interval level-2 %d\n",
2028 area->min_spf_interval[1]);
2029 write++;
2030 }
2031 }
2032
2033 /* IETF SPF interval */
2034 if (area->spf_delay_ietf[0]) {
2035 vty_out(vty,
2036 " spf-delay-ietf init-delay %ld short-delay %ld long-delay %ld holddown %ld time-to-learn %ld\n",
2037 spf_backoff_init_delay(
2038 area->spf_delay_ietf[0]),
2039 spf_backoff_short_delay(
2040 area->spf_delay_ietf[0]),
2041 spf_backoff_long_delay(
2042 area->spf_delay_ietf[0]),
2043 spf_backoff_holddown(
2044 area->spf_delay_ietf[0]),
2045 spf_backoff_timetolearn(
2046 area->spf_delay_ietf[0]));
2047 write++;
2048 }
2049
2050 /* Authentication passwords. */
2051 if (area->area_passwd.type
2052 == ISIS_PASSWD_TYPE_HMAC_MD5) {
2053 vty_out(vty, " area-password md5 %s",
2054 area->area_passwd.passwd);
2055 if (CHECK_FLAG(area->area_passwd.snp_auth,
2056 SNP_AUTH_SEND)) {
2057 vty_out(vty, " authenticate snp ");
2058 if (CHECK_FLAG(
2059 area->area_passwd.snp_auth,
2060 SNP_AUTH_RECV))
2061 vty_out(vty, "validate");
2062 else
2063 vty_out(vty, "send-only");
2064 }
2065 vty_out(vty, "\n");
2066 write++;
2067 } else if (area->area_passwd.type
2068 == ISIS_PASSWD_TYPE_CLEARTXT) {
2069 vty_out(vty, " area-password clear %s",
2070 area->area_passwd.passwd);
2071 if (CHECK_FLAG(area->area_passwd.snp_auth,
2072 SNP_AUTH_SEND)) {
2073 vty_out(vty, " authenticate snp ");
2074 if (CHECK_FLAG(
2075 area->area_passwd.snp_auth,
2076 SNP_AUTH_RECV))
2077 vty_out(vty, "validate");
2078 else
2079 vty_out(vty, "send-only");
2080 }
2081 vty_out(vty, "\n");
2082 write++;
2083 }
2084 if (area->domain_passwd.type
2085 == ISIS_PASSWD_TYPE_HMAC_MD5) {
2086 vty_out(vty, " domain-password md5 %s",
2087 area->domain_passwd.passwd);
2088 if (CHECK_FLAG(area->domain_passwd.snp_auth,
2089 SNP_AUTH_SEND)) {
2090 vty_out(vty, " authenticate snp ");
2091 if (CHECK_FLAG(area->domain_passwd
2092 .snp_auth,
2093 SNP_AUTH_RECV))
2094 vty_out(vty, "validate");
2095 else
2096 vty_out(vty, "send-only");
2097 }
2098 vty_out(vty, "\n");
2099 write++;
2100 } else if (area->domain_passwd.type
2101 == ISIS_PASSWD_TYPE_CLEARTXT) {
2102 vty_out(vty, " domain-password clear %s",
2103 area->domain_passwd.passwd);
2104 if (CHECK_FLAG(area->domain_passwd.snp_auth,
2105 SNP_AUTH_SEND)) {
2106 vty_out(vty, " authenticate snp ");
2107 if (CHECK_FLAG(area->domain_passwd
2108 .snp_auth,
2109 SNP_AUTH_RECV))
2110 vty_out(vty, "validate");
2111 else
2112 vty_out(vty, "send-only");
2113 }
2114 vty_out(vty, "\n");
2115 write++;
2116 }
2117
2118 if (area->log_adj_changes) {
2119 vty_out(vty, " log-adjacency-changes\n");
2120 write++;
2121 }
2122
2123 write += area_write_mt_settings(area, vty);
2124 write += fabricd_write_settings(area, vty);
2125 }
2126 }
2127
2128 return write;
2129 }
2130
2131 #else
2132 /* IS-IS configuration write function */
2133 int isis_config_write(struct vty *vty)
2134 {
2135 int write = 0;
2136 struct lyd_node *dnode;
2137
2138 dnode = yang_dnode_get(running_config->dnode, "/frr-isisd:isis");
2139 if (dnode) {
2140 nb_cli_show_dnode_cmds(vty, dnode, false);
2141 write++;
2142 }
2143
2144 return write;
2145 }
2146 #endif /* ifdef FABRICD */
2147
2148 struct cmd_node router_node = {
2149 .node = ROUTER_NODE,
2150 .prompt = "%s(config-router)# ",
2151 .vtysh = 1,
2152 };
2153
2154 void isis_init(void)
2155 {
2156 /* Install IS-IS top node */
2157 install_node(&router_node, isis_config_write);
2158
2159 install_element(VIEW_NODE, &show_isis_summary_cmd);
2160
2161 install_element(VIEW_NODE, &show_isis_spf_ietf_cmd);
2162
2163 install_element(VIEW_NODE, &show_isis_interface_cmd);
2164 install_element(VIEW_NODE, &show_isis_interface_detail_cmd);
2165 install_element(VIEW_NODE, &show_isis_interface_arg_cmd);
2166
2167 install_element(VIEW_NODE, &show_isis_neighbor_cmd);
2168 install_element(VIEW_NODE, &show_isis_neighbor_detail_cmd);
2169 install_element(VIEW_NODE, &show_isis_neighbor_arg_cmd);
2170 install_element(VIEW_NODE, &clear_isis_neighbor_cmd);
2171 install_element(VIEW_NODE, &clear_isis_neighbor_arg_cmd);
2172
2173 install_element(VIEW_NODE, &show_hostname_cmd);
2174 install_element(VIEW_NODE, &show_database_cmd);
2175
2176 install_element(ENABLE_NODE, &show_debugging_isis_cmd);
2177
2178 install_node(&debug_node, config_write_debug);
2179
2180 install_element(ENABLE_NODE, &debug_isis_adj_cmd);
2181 install_element(ENABLE_NODE, &no_debug_isis_adj_cmd);
2182 install_element(ENABLE_NODE, &debug_isis_tx_queue_cmd);
2183 install_element(ENABLE_NODE, &no_debug_isis_tx_queue_cmd);
2184 install_element(ENABLE_NODE, &debug_isis_flooding_cmd);
2185 install_element(ENABLE_NODE, &no_debug_isis_flooding_cmd);
2186 install_element(ENABLE_NODE, &debug_isis_snp_cmd);
2187 install_element(ENABLE_NODE, &no_debug_isis_snp_cmd);
2188 install_element(ENABLE_NODE, &debug_isis_upd_cmd);
2189 install_element(ENABLE_NODE, &no_debug_isis_upd_cmd);
2190 install_element(ENABLE_NODE, &debug_isis_spfevents_cmd);
2191 install_element(ENABLE_NODE, &no_debug_isis_spfevents_cmd);
2192 install_element(ENABLE_NODE, &debug_isis_rtevents_cmd);
2193 install_element(ENABLE_NODE, &no_debug_isis_rtevents_cmd);
2194 install_element(ENABLE_NODE, &debug_isis_events_cmd);
2195 install_element(ENABLE_NODE, &no_debug_isis_events_cmd);
2196 install_element(ENABLE_NODE, &debug_isis_packet_dump_cmd);
2197 install_element(ENABLE_NODE, &no_debug_isis_packet_dump_cmd);
2198 install_element(ENABLE_NODE, &debug_isis_lsp_gen_cmd);
2199 install_element(ENABLE_NODE, &no_debug_isis_lsp_gen_cmd);
2200 install_element(ENABLE_NODE, &debug_isis_lsp_sched_cmd);
2201 install_element(ENABLE_NODE, &no_debug_isis_lsp_sched_cmd);
2202 install_element(ENABLE_NODE, &debug_isis_bfd_cmd);
2203 install_element(ENABLE_NODE, &no_debug_isis_bfd_cmd);
2204
2205 install_element(CONFIG_NODE, &debug_isis_adj_cmd);
2206 install_element(CONFIG_NODE, &no_debug_isis_adj_cmd);
2207 install_element(CONFIG_NODE, &debug_isis_tx_queue_cmd);
2208 install_element(CONFIG_NODE, &no_debug_isis_tx_queue_cmd);
2209 install_element(CONFIG_NODE, &debug_isis_flooding_cmd);
2210 install_element(CONFIG_NODE, &no_debug_isis_flooding_cmd);
2211 install_element(CONFIG_NODE, &debug_isis_snp_cmd);
2212 install_element(CONFIG_NODE, &no_debug_isis_snp_cmd);
2213 install_element(CONFIG_NODE, &debug_isis_upd_cmd);
2214 install_element(CONFIG_NODE, &no_debug_isis_upd_cmd);
2215 install_element(CONFIG_NODE, &debug_isis_spfevents_cmd);
2216 install_element(CONFIG_NODE, &no_debug_isis_spfevents_cmd);
2217 install_element(CONFIG_NODE, &debug_isis_rtevents_cmd);
2218 install_element(CONFIG_NODE, &no_debug_isis_rtevents_cmd);
2219 install_element(CONFIG_NODE, &debug_isis_events_cmd);
2220 install_element(CONFIG_NODE, &no_debug_isis_events_cmd);
2221 install_element(CONFIG_NODE, &debug_isis_packet_dump_cmd);
2222 install_element(CONFIG_NODE, &no_debug_isis_packet_dump_cmd);
2223 install_element(CONFIG_NODE, &debug_isis_lsp_gen_cmd);
2224 install_element(CONFIG_NODE, &no_debug_isis_lsp_gen_cmd);
2225 install_element(CONFIG_NODE, &debug_isis_lsp_sched_cmd);
2226 install_element(CONFIG_NODE, &no_debug_isis_lsp_sched_cmd);
2227 install_element(CONFIG_NODE, &debug_isis_bfd_cmd);
2228 install_element(CONFIG_NODE, &no_debug_isis_bfd_cmd);
2229
2230 install_default(ROUTER_NODE);
2231
2232 #ifdef FABRICD
2233 install_element(CONFIG_NODE, &router_openfabric_cmd);
2234 install_element(CONFIG_NODE, &no_router_openfabric_cmd);
2235
2236 install_element(ROUTER_NODE, &net_cmd);
2237 install_element(ROUTER_NODE, &no_net_cmd);
2238
2239 install_element(ROUTER_NODE, &isis_topology_cmd);
2240 install_element(ROUTER_NODE, &no_isis_topology_cmd);
2241
2242 install_element(ROUTER_NODE, &log_adj_changes_cmd);
2243 install_element(ROUTER_NODE, &no_log_adj_changes_cmd);
2244 #endif /* ifdef FABRICD */
2245
2246 spf_backoff_cmd_init();
2247 }
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