]>
Commit | Line | Data |
---|---|---|
0ef4bcdc OD |
1 | /* |
2 | * This is an implementation of RFC4970 Router Information | |
3 | * with support of RFC5088 PCE Capabilites announcement | |
4 | * | |
5 | * Module name: Router Information | |
6 | * Version: 0.99.22 | |
7 | * Created: 2012-02-01 by Olivier Dugeon | |
8 | * Copyright (C) 2012 Orange Labs http://www.orange.com/ | |
9 | * | |
10 | * This file is part of GNU Quagga. | |
11 | * | |
12 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
13 | * under the terms of the GNU General Public License as published by the | |
14 | * Free Software Foundation; either version 2, or (at your option) any | |
15 | * later version. | |
16 | * | |
17 | * GNU Quagga is distributed in the hope that it will be useful, but | |
18 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
20 | * General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public License | |
23 | * along with GNU Quagga; see the file COPYING. If not, write to the Free | |
24 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
25 | * 02111-1307, USA. | |
26 | */ | |
27 | ||
28 | #include <zebra.h> | |
29 | #include <math.h> | |
30 | ||
31 | #include "linklist.h" | |
32 | #include "prefix.h" | |
33 | #include "if.h" | |
34 | #include "table.h" | |
35 | #include "memory.h" | |
36 | #include "command.h" | |
37 | #include "vty.h" | |
38 | #include "stream.h" | |
39 | #include "log.h" | |
40 | #include "thread.h" | |
41 | #include "hash.h" | |
42 | #include "sockunion.h" /* for inet_aton() */ | |
43 | ||
44 | #include "ospfd/ospfd.h" | |
45 | #include "ospfd/ospf_interface.h" | |
46 | #include "ospfd/ospf_ism.h" | |
47 | #include "ospfd/ospf_asbr.h" | |
48 | #include "ospfd/ospf_lsa.h" | |
49 | #include "ospfd/ospf_lsdb.h" | |
50 | #include "ospfd/ospf_neighbor.h" | |
51 | #include "ospfd/ospf_nsm.h" | |
52 | #include "ospfd/ospf_flood.h" | |
53 | #include "ospfd/ospf_packet.h" | |
54 | #include "ospfd/ospf_spf.h" | |
55 | #include "ospfd/ospf_dump.h" | |
56 | #include "ospfd/ospf_route.h" | |
57 | #include "ospfd/ospf_ase.h" | |
58 | #include "ospfd/ospf_zebra.h" | |
59 | #include "ospfd/ospf_ri.h" | |
60 | #include "ospfd/ospf_te.h" | |
61 | ||
62 | struct ospf_pce_info | |
63 | { | |
64 | ||
65 | /* Store Router Information PCE TLV and SubTLV in network byte order. */ | |
66 | struct ri_tlv_pce pce_header; | |
67 | struct ri_pce_subtlv_address pce_address; | |
68 | struct ri_pce_subtlv_path_scope pce_scope; | |
69 | struct list *pce_domain; | |
70 | struct list *pce_neighbor; | |
71 | struct ri_pce_subtlv_cap_flag pce_cap_flag; | |
72 | }; | |
73 | ||
74 | /* Following structure are internal use only. */ | |
75 | struct ospf_router_info | |
76 | { | |
77 | status_t status; | |
78 | ||
79 | u_int8_t registered; | |
80 | u_int8_t scope; | |
81 | ||
82 | /* Flags to manage this router information. */ | |
83 | #define RIFLG_LOOKUP_DONE 0x1 | |
84 | #define RIFLG_LSA_ENGAGED 0x2 | |
85 | #define RIFLG_LSA_FORCED_REFRESH 0x4 | |
86 | u_int32_t flags; | |
87 | ||
88 | /* area pointer if flooding is Type 10 Null if flooding is AS scope */ | |
89 | struct ospf_area *area; | |
90 | struct in_addr area_id; | |
91 | ||
92 | /* Store Router Information Capabilities LSA */ | |
93 | struct ri_tlv_router_cap router_cap; | |
94 | ||
95 | /* Store PCE capability LSA */ | |
96 | struct ospf_pce_info pce_info; | |
97 | }; | |
98 | ||
99 | /* | |
100 | * Global variable to manage Opaque-LSA/Router Information on this node. | |
101 | * Note that all parameter values are stored in network byte order. | |
102 | */ | |
103 | static struct ospf_router_info OspfRI; | |
104 | ||
105 | /*------------------------------------------------------------------------------* | |
106 | * Followings are initialize/terminate functions for Router Information handling. | |
107 | *------------------------------------------------------------------------------*/ | |
108 | ||
109 | static void ospf_router_info_ism_change (struct ospf_interface *oi, | |
110 | int old_status); | |
111 | static void ospf_router_info_nsm_change (struct ospf_neighbor *nbr, | |
112 | int old_status); | |
113 | static void ospf_router_info_config_write_router (struct vty *vty); | |
114 | static void ospf_router_info_show_info (struct vty *vty, | |
115 | struct ospf_lsa *lsa); | |
116 | static int ospf_router_info_lsa_originate (void *arg); | |
117 | static struct ospf_lsa *ospf_router_info_lsa_refresh (struct ospf_lsa *lsa); | |
118 | static void ospf_router_info_lsa_schedule (opcode_t opcode); | |
119 | static void ospf_router_info_register_vty (void); | |
120 | static void del_pce_info (void *val); | |
121 | ||
122 | int | |
123 | ospf_router_info_init (void) | |
124 | { | |
125 | ||
126 | memset (&OspfRI, 0, sizeof (struct ospf_router_info)); | |
127 | OspfRI.status = disabled; | |
128 | OspfRI.registered = 0; | |
129 | OspfRI.scope = OSPF_OPAQUE_AS_LSA; | |
130 | OspfRI.flags = 0; | |
131 | ||
132 | /* Initialize pce domain and neighbor list */ | |
133 | OspfRI.pce_info.pce_domain = list_new (); | |
134 | OspfRI.pce_info.pce_domain->del = del_pce_info; | |
135 | OspfRI.pce_info.pce_neighbor = list_new (); | |
136 | OspfRI.pce_info.pce_neighbor->del = del_pce_info; | |
137 | ||
138 | ospf_router_info_register_vty (); | |
139 | ||
140 | return 0; | |
141 | } | |
142 | ||
143 | static int | |
144 | ospf_router_info_register (u_int8_t scope) | |
145 | { | |
146 | int rc = 0; | |
147 | ||
148 | if (OspfRI.registered) | |
149 | return 0; | |
150 | ||
151 | zlog_info ("Register Router Information with scope %s(%d)", | |
152 | scope == OSPF_OPAQUE_AREA_LSA ? "Area" : "AS", scope); | |
153 | rc = ospf_register_opaque_functab (scope, | |
154 | OPAQUE_TYPE_ROUTER_INFORMATION_LSA, | |
155 | NULL, /* new interface */ | |
156 | NULL, /* del interface */ | |
157 | ospf_router_info_ism_change, | |
158 | ospf_router_info_nsm_change, | |
159 | ospf_router_info_config_write_router, | |
160 | NULL, /* Config. write interface */ | |
161 | NULL, /* Config. write debug */ | |
162 | ospf_router_info_show_info, | |
163 | ospf_router_info_lsa_originate, | |
164 | ospf_router_info_lsa_refresh, | |
165 | NULL, /* new_lsa_hook */ | |
166 | NULL); /* del_lsa_hook */ | |
167 | ||
168 | if (rc != 0) | |
169 | { | |
170 | zlog_warn ("ospf_router_info_init: Failed to register functions"); | |
171 | return rc; | |
172 | } | |
173 | ||
174 | OspfRI.registered = 1; | |
175 | OspfRI.scope = scope; | |
176 | return 0; | |
177 | } | |
178 | ||
179 | static int | |
180 | ospf_router_info_unregister () | |
181 | { | |
182 | ||
183 | if ((OspfRI.scope != OSPF_OPAQUE_AS_LSA) | |
184 | && (OspfRI.scope != OSPF_OPAQUE_AREA_LSA)) | |
185 | { | |
186 | zlog_warn ("Unable to unregister Router Info functions: Wrong scope!"); | |
187 | return -1; | |
188 | } | |
189 | ||
190 | ospf_delete_opaque_functab (OspfRI.scope, | |
191 | OPAQUE_TYPE_ROUTER_INFORMATION_LSA); | |
192 | ||
193 | OspfRI.registered = 0; | |
194 | return 0; | |
195 | ||
196 | } | |
197 | ||
198 | void | |
199 | ospf_router_info_term (void) | |
200 | { | |
201 | ||
202 | list_delete (OspfRI.pce_info.pce_domain); | |
203 | list_delete (OspfRI.pce_info.pce_neighbor); | |
204 | ||
205 | OspfRI.pce_info.pce_domain = NULL; | |
206 | OspfRI.pce_info.pce_neighbor = NULL; | |
207 | OspfRI.status = disabled; | |
208 | ||
209 | ospf_router_info_unregister (); | |
210 | ||
211 | return; | |
212 | } | |
213 | ||
214 | static void | |
215 | del_pce_info (void *val) | |
216 | { | |
217 | XFREE (MTYPE_OSPF_PCE_PARAMS, val); | |
218 | return; | |
219 | } | |
220 | ||
221 | /*------------------------------------------------------------------------* | |
222 | * Followings are control functions for ROUTER INFORMATION parameters management. | |
223 | *------------------------------------------------------------------------*/ | |
224 | ||
225 | static void | |
226 | set_router_info_capabilities (struct ri_tlv_router_cap *ric, u_int32_t cap) | |
227 | { | |
228 | ric->header.type = htons (RI_TLV_CAPABILITIES); | |
229 | ric->header.length = htons (RI_TLV_LENGTH); | |
230 | ric->value = htonl (cap); | |
231 | return; | |
232 | } | |
233 | ||
234 | static int | |
235 | set_pce_header (struct ospf_pce_info *pce) | |
236 | { | |
237 | u_int16_t length = 0; | |
238 | struct listnode *node; | |
239 | struct ri_pce_subtlv_domain *domain; | |
240 | struct ri_pce_subtlv_neighbor *neighbor; | |
241 | ||
242 | /* PCE Address */ | |
243 | if (ntohs (pce->pce_address.header.type) != 0) | |
244 | length += RI_TLV_SIZE (&pce->pce_address.header); | |
245 | ||
246 | /* PCE Path Scope */ | |
247 | if (ntohs (pce->pce_scope.header.type) != 0) | |
248 | length += RI_TLV_SIZE (&pce->pce_scope.header); | |
249 | ||
250 | /* PCE Domain */ | |
251 | for (ALL_LIST_ELEMENTS_RO (pce->pce_domain, node, domain)) | |
252 | { | |
253 | if (ntohs (domain->header.type) != 0) | |
254 | length += RI_TLV_SIZE (&domain->header); | |
255 | } | |
256 | ||
257 | /* PCE Neighbor */ | |
258 | for (ALL_LIST_ELEMENTS_RO (pce->pce_neighbor, node, neighbor)) | |
259 | { | |
260 | if (ntohs (neighbor->header.type) != 0) | |
261 | length += RI_TLV_SIZE (&neighbor->header); | |
262 | } | |
263 | ||
264 | /* PCE Capabilities */ | |
265 | if (ntohs (pce->pce_cap_flag.header.type) != 0) | |
266 | length += RI_TLV_SIZE (&pce->pce_cap_flag.header); | |
267 | ||
268 | if (length != 0) | |
269 | { | |
270 | pce->pce_header.header.type = htons (RI_TLV_PCE); | |
271 | pce->pce_header.header.length = htons (length); | |
272 | } | |
273 | else | |
274 | { | |
275 | pce->pce_header.header.type = 0; | |
276 | pce->pce_header.header.length = 0; | |
277 | } | |
278 | ||
279 | return length; | |
280 | } | |
281 | ||
282 | static void | |
283 | set_pce_address (struct in_addr ipv4, struct ospf_pce_info *pce) | |
284 | { | |
285 | ||
286 | /* Enable PCE Info */ | |
287 | pce->pce_header.header.type = htons (RI_TLV_PCE); | |
288 | /* Set PCE Address */ | |
289 | pce->pce_address.header.type = htons (RI_PCE_SUBTLV_ADDRESS); | |
290 | pce->pce_address.header.length = htons (PCE_ADDRESS_LENGTH_IPV4); | |
291 | pce->pce_address.address.type = htons (PCE_ADDRESS_TYPE_IPV4); | |
292 | pce->pce_address.address.value = ipv4; | |
293 | ||
294 | return; | |
295 | } | |
296 | ||
297 | static void | |
298 | set_pce_path_scope (u_int32_t scope, struct ospf_pce_info *pce) | |
299 | { | |
300 | ||
301 | /* Enable PCE Info */ | |
302 | pce->pce_header.header.type = htons (RI_TLV_PCE); | |
303 | /* Set PCE Scope */ | |
304 | pce->pce_scope.header.type = htons (RI_PCE_SUBTLV_PATH_SCOPE); | |
305 | pce->pce_scope.header.length = htons (RI_TLV_LENGTH); | |
306 | pce->pce_scope.value = htonl (scope); | |
307 | ||
308 | return; | |
309 | } | |
310 | ||
311 | static void | |
312 | set_pce_domain (u_int16_t type, u_int32_t domain, struct ospf_pce_info *pce) | |
313 | { | |
314 | ||
315 | struct ri_pce_subtlv_domain *new; | |
316 | ||
317 | /* Enable PCE Info */ | |
318 | pce->pce_header.header.type = htons (RI_TLV_PCE); | |
319 | ||
320 | /* Create new domain info */ | |
321 | new = | |
322 | XCALLOC (MTYPE_OSPF_PCE_PARAMS, | |
323 | sizeof (struct ri_pce_subtlv_domain)); | |
324 | ||
325 | new->header.type = htons (RI_PCE_SUBTLV_DOMAIN); | |
326 | new->header.length = htons (PCE_ADDRESS_LENGTH_IPV4); | |
327 | new->type = htons (type); | |
328 | new->value = htonl (domain); | |
329 | ||
330 | /* Add new domain to the list */ | |
331 | listnode_add (pce->pce_domain, new); | |
332 | ||
333 | return; | |
334 | } | |
335 | ||
336 | static void | |
337 | unset_pce_domain (u_int16_t type, u_int32_t domain, struct ospf_pce_info *pce) | |
338 | { | |
339 | struct listnode *node; | |
340 | struct ri_pce_subtlv_domain *old = NULL; | |
341 | int found = 0; | |
342 | ||
343 | /* Search the corresponding node */ | |
344 | for (ALL_LIST_ELEMENTS_RO (pce->pce_domain, node, old)) | |
345 | { | |
346 | if ((old->type == htons (type)) && (old->value == htonl (domain))) | |
347 | { | |
348 | found = 1; | |
349 | break; | |
350 | } | |
351 | } | |
352 | ||
353 | /* if found remove it */ | |
354 | if (found) | |
355 | { | |
356 | listnode_delete (pce->pce_domain, old); | |
357 | ||
358 | /* Avoid misjudgement in the next lookup. */ | |
359 | if (listcount (pce->pce_domain) == 0) | |
360 | pce->pce_domain->head = pce->pce_domain->tail = NULL; | |
361 | ||
362 | /* Finally free the old domain */ | |
363 | XFREE (MTYPE_OSPF_PCE_PARAMS, old); | |
364 | } | |
365 | } | |
366 | ||
367 | static void | |
368 | set_pce_neighbor (u_int16_t type, u_int32_t domain, struct ospf_pce_info *pce) | |
369 | { | |
370 | ||
371 | struct ri_pce_subtlv_neighbor *new; | |
372 | ||
373 | /* Enable PCE Info */ | |
374 | pce->pce_header.header.type = htons (RI_TLV_PCE); | |
375 | ||
376 | /* Create new neighbor info */ | |
377 | new = | |
378 | XCALLOC (MTYPE_OSPF_PCE_PARAMS, | |
379 | sizeof (struct ri_pce_subtlv_neighbor)); | |
380 | ||
381 | new->header.type = htons (RI_PCE_SUBTLV_NEIGHBOR); | |
382 | new->header.length = htons (PCE_ADDRESS_LENGTH_IPV4); | |
383 | new->type = htons (type); | |
384 | new->value = htonl (domain); | |
385 | ||
386 | /* Add new domain to the list */ | |
387 | listnode_add (pce->pce_neighbor, new); | |
388 | ||
389 | return; | |
390 | } | |
391 | ||
392 | static void | |
393 | unset_pce_neighbor (u_int16_t type, u_int32_t domain, | |
394 | struct ospf_pce_info *pce) | |
395 | { | |
396 | struct listnode *node; | |
397 | struct ri_pce_subtlv_neighbor *old = NULL; | |
398 | int found = 0; | |
399 | ||
400 | /* Search the corresponding node */ | |
401 | for (ALL_LIST_ELEMENTS_RO (pce->pce_neighbor, node, old)) | |
402 | { | |
403 | if ((old->type == htons (type)) && (old->value == htonl (domain))) | |
404 | { | |
405 | found = 1; | |
406 | break; | |
407 | } | |
408 | } | |
409 | ||
410 | /* if found remove it */ | |
411 | if (found) | |
412 | { | |
413 | listnode_delete (pce->pce_neighbor, old); | |
414 | ||
415 | /* Avoid misjudgement in the next lookup. */ | |
416 | if (listcount (pce->pce_neighbor) == 0) | |
417 | pce->pce_neighbor->head = pce->pce_neighbor->tail = NULL; | |
418 | ||
419 | /* Finally free the old domain */ | |
420 | XFREE (MTYPE_OSPF_PCE_PARAMS, old); | |
421 | } | |
422 | } | |
423 | ||
424 | static void | |
425 | set_pce_cap_flag (u_int32_t cap, struct ospf_pce_info *pce) | |
426 | { | |
427 | ||
428 | /* Enable PCE Info */ | |
429 | pce->pce_header.header.type = htons (RI_TLV_PCE); | |
430 | /* Set PCE Capabilities flag */ | |
431 | pce->pce_cap_flag.header.type = htons (RI_PCE_SUBTLV_CAP_FLAG); | |
432 | pce->pce_cap_flag.header.length = htons (RI_TLV_LENGTH); | |
433 | pce->pce_cap_flag.value = htonl (cap); | |
434 | ||
435 | return; | |
436 | } | |
437 | ||
438 | ||
439 | static void | |
440 | unset_param (struct ri_tlv_header *tlv) | |
441 | { | |
442 | ||
443 | tlv->type = 0; | |
444 | /* Fill the Value to 0 */ | |
445 | memset ((tlv + RI_TLV_HDR_SIZE), 0, RI_TLV_BODY_SIZE (tlv)); | |
446 | tlv->length = 0; | |
447 | ||
448 | return; | |
449 | } | |
450 | ||
451 | static void | |
452 | initialize_params (struct ospf_router_info *ori) | |
453 | { | |
454 | u_int32_t cap; | |
455 | struct ospf *top; | |
456 | ||
457 | /* | |
458 | * Initialize default Router Information Capabilities. | |
459 | */ | |
460 | cap = 0; | |
461 | cap = cap | RI_TE_SUPPORT; | |
462 | ||
463 | set_router_info_capabilities (&ori->router_cap, cap); | |
464 | ||
465 | /* If Area address is not null and exist, retrieve corresponding structure */ | |
466 | top = ospf_lookup (); | |
467 | zlog_info ("RI-> Initialize Router Info for %s scope within area %s", | |
468 | OspfRI.scope == OSPF_OPAQUE_AREA_LSA ? "Area" : "AS", | |
469 | inet_ntoa (OspfRI.area_id)); | |
470 | ||
471 | /* Try to get the Area context at this step. Do it latter if not available */ | |
472 | if ((OspfRI.scope == OSPF_OPAQUE_AREA_LSA) && (OspfRI.area == NULL)) | |
473 | OspfRI.area = ospf_area_lookup_by_area_id (top, OspfRI.area_id); | |
474 | ||
475 | /* | |
476 | * Initialize default PCE Information values | |
477 | */ | |
478 | /* PCE address == OSPF Router ID */ | |
479 | set_pce_address (top->router_id, &ori->pce_info); | |
480 | ||
481 | /* PCE scope */ | |
482 | cap = 7; /* Set L, R and Rd bits to one = intra & inter-area path computation */ | |
483 | set_pce_path_scope (cap, &ori->pce_info); | |
484 | ||
485 | /* PCE Capabilities */ | |
486 | cap = | |
487 | PCE_CAP_BIDIRECTIONAL | PCE_CAP_DIVERSE_PATH | PCE_CAP_OBJECTIVES | | |
488 | PCE_CAP_ADDITIVE | PCE_CAP_MULTIPLE_REQ; | |
489 | set_pce_cap_flag (cap, &ori->pce_info); | |
490 | ||
491 | /* Finally compute PCE header */ | |
492 | set_pce_header (&ori->pce_info); | |
493 | ||
494 | return; | |
495 | } | |
496 | ||
497 | static int | |
498 | is_mandated_params_set (struct ospf_router_info ori) | |
499 | { | |
500 | int rc = 0; | |
501 | ||
502 | if (ntohs (ori.router_cap.header.type) == 0) | |
503 | goto out; | |
504 | ||
505 | if ((ntohs (ori.pce_info.pce_header.header.type) == RI_TLV_PCE) | |
506 | && (ntohs (ori.pce_info.pce_address.header.type) == 0) | |
507 | && (ntohs (ori.pce_info.pce_cap_flag.header.type) == 0)) | |
508 | goto out; | |
509 | ||
510 | rc = 1; | |
511 | ||
512 | out: | |
513 | return rc; | |
514 | } | |
515 | ||
516 | /*------------------------------------------------------------------------* | |
517 | * Followings are callback functions against generic Opaque-LSAs handling. | |
518 | *------------------------------------------------------------------------*/ | |
519 | static void | |
520 | ospf_router_info_ism_change (struct ospf_interface *oi, int old_state) | |
521 | { | |
522 | /* So far, nothing to do here. */ | |
523 | return; | |
524 | ||
525 | } | |
526 | ||
527 | static void | |
528 | ospf_router_info_nsm_change (struct ospf_neighbor *nbr, int old_state) | |
529 | { | |
530 | ||
531 | /* So far, nothing to do here. */ | |
532 | return; | |
533 | } | |
534 | ||
535 | /*------------------------------------------------------------------------* | |
536 | * Followings are OSPF protocol processing functions for ROUTER INFORMATION | |
537 | *------------------------------------------------------------------------*/ | |
538 | ||
539 | static void | |
540 | build_tlv_header (struct stream *s, struct ri_tlv_header *tlvh) | |
541 | { | |
542 | ||
543 | stream_put (s, tlvh, sizeof (struct ri_tlv_header)); | |
544 | return; | |
545 | } | |
546 | ||
547 | static void | |
548 | build_tlv (struct stream *s, struct ri_tlv_header *tlvh) | |
549 | { | |
550 | ||
551 | if (ntohs (tlvh->type) != 0) | |
552 | { | |
553 | build_tlv_header (s, tlvh); | |
554 | stream_put (s, tlvh + 1, RI_TLV_BODY_SIZE (tlvh)); | |
555 | } | |
556 | return; | |
557 | } | |
558 | ||
559 | static void | |
560 | ospf_router_info_lsa_body_set (struct stream *s) | |
561 | { | |
562 | ||
563 | struct listnode *node; | |
564 | struct ri_pce_subtlv_domain *domain; | |
565 | struct ri_pce_subtlv_neighbor *neighbor; | |
566 | ||
567 | /* Build Router Information TLV */ | |
568 | build_tlv (s, &OspfRI.router_cap.header); | |
569 | ||
570 | /* Add RI PCE TLV if it is set */ | |
571 | /* Compute PCE Info header first */ | |
572 | if ((set_pce_header (&OspfRI.pce_info)) != 0) | |
573 | { | |
574 | ||
575 | /* Build PCE TLV */ | |
576 | build_tlv_header (s, &OspfRI.pce_info.pce_header.header); | |
577 | ||
578 | /* Build PCE address sub-tlv */ | |
579 | build_tlv (s, &OspfRI.pce_info.pce_address.header); | |
580 | ||
581 | /* Build PCE path scope sub-tlv */ | |
582 | build_tlv (s, &OspfRI.pce_info.pce_scope.header); | |
583 | ||
584 | /* Build PCE domain sub-tlv */ | |
585 | for (ALL_LIST_ELEMENTS_RO (OspfRI.pce_info.pce_domain, node, domain)) | |
586 | build_tlv (s, &domain->header); | |
587 | ||
588 | /* Build PCE neighbor sub-tlv */ | |
589 | for (ALL_LIST_ELEMENTS_RO | |
590 | (OspfRI.pce_info.pce_neighbor, node, neighbor)) | |
591 | build_tlv (s, &neighbor->header); | |
592 | ||
593 | /* Build PCE cap flag sub-tlv */ | |
594 | build_tlv (s, &OspfRI.pce_info.pce_cap_flag.header); | |
595 | } | |
596 | ||
597 | return; | |
598 | } | |
599 | ||
600 | /* Create new opaque-LSA. */ | |
601 | static struct ospf_lsa * | |
602 | ospf_router_info_lsa_new () | |
603 | { | |
604 | struct ospf *top; | |
605 | struct stream *s; | |
606 | struct lsa_header *lsah; | |
607 | struct ospf_lsa *new = NULL; | |
608 | u_char options, lsa_type; | |
609 | struct in_addr lsa_id; | |
610 | u_int32_t tmp; | |
611 | u_int16_t length; | |
612 | ||
613 | /* Create a stream for LSA. */ | |
614 | if ((s = stream_new (OSPF_MAX_LSA_SIZE)) == NULL) | |
615 | { | |
616 | zlog_warn ("ospf_router_info_lsa_new: stream_new() ?"); | |
617 | goto out; | |
618 | } | |
619 | lsah = (struct lsa_header *) STREAM_DATA (s); | |
620 | ||
621 | options = OSPF_OPTION_E; /* Enable AS external as we flood RI with Opaque Type 11 */ | |
622 | options |= OSPF_OPTION_O; /* Don't forget this :-) */ | |
623 | ||
624 | lsa_type = OspfRI.scope; | |
625 | /* LSA ID == 0 for Router Information see RFC 4970 */ | |
626 | tmp = SET_OPAQUE_LSID (OPAQUE_TYPE_ROUTER_INFORMATION_LSA, 0); | |
627 | lsa_id.s_addr = htonl (tmp); | |
628 | ||
629 | if (IS_DEBUG_OSPF (lsa, LSA_GENERATE)) | |
630 | zlog_debug | |
631 | ("LSA[Type%d:%s]: Create an Opaque-LSA/ROUTER INFORMATION instance", | |
632 | lsa_type, inet_ntoa (lsa_id)); | |
633 | ||
634 | top = ospf_lookup (); | |
635 | ||
636 | /* Set opaque-LSA header fields. */ | |
637 | lsa_header_set (s, options, lsa_type, lsa_id, top->router_id); | |
638 | ||
639 | /* Set opaque-LSA body fields. */ | |
640 | ospf_router_info_lsa_body_set (s); | |
641 | ||
642 | /* Set length. */ | |
643 | length = stream_get_endp (s); | |
644 | lsah->length = htons (length); | |
645 | ||
646 | /* Now, create an OSPF LSA instance. */ | |
647 | if ((new = ospf_lsa_new ()) == NULL) | |
648 | { | |
649 | zlog_warn ("ospf_router_info_lsa_new: ospf_lsa_new() ?"); | |
650 | stream_free (s); | |
651 | goto out; | |
652 | } | |
653 | if ((new->data = ospf_lsa_data_new (length)) == NULL) | |
654 | { | |
655 | zlog_warn ("ospf_router_info_lsa_new: ospf_lsa_data_new() ?"); | |
656 | ospf_lsa_unlock (&new); | |
657 | new = NULL; | |
658 | stream_free (s); | |
659 | goto out; | |
660 | } | |
661 | ||
662 | new->area = OspfRI.area; /* Area must be null if the Opaque type is AS scope, fulfill otherwise */ | |
663 | ||
664 | SET_FLAG (new->flags, OSPF_LSA_SELF); | |
665 | memcpy (new->data, lsah, length); | |
666 | stream_free (s); | |
667 | ||
668 | out:return new; | |
669 | } | |
670 | ||
671 | static int | |
672 | ospf_router_info_lsa_originate1 (void *arg) | |
673 | { | |
674 | struct ospf_lsa *new; | |
675 | struct ospf *top; | |
676 | struct ospf_area *area; | |
677 | int rc = -1; | |
678 | ||
679 | /* First check if the area is known if flooding scope is Area */ | |
680 | if (OspfRI.scope == OSPF_OPAQUE_AREA_LSA) | |
681 | { | |
682 | area = (struct ospf_area *) arg; | |
683 | if (area->area_id.s_addr != OspfRI.area_id.s_addr) | |
684 | { | |
685 | zlog_debug | |
686 | ("RI -> This is not the Router Information Area. Stop processing"); | |
687 | goto out; | |
688 | } | |
689 | OspfRI.area = area; | |
690 | } | |
691 | ||
692 | /* Create new Opaque-LSA/ROUTER INFORMATION instance. */ | |
693 | if ((new = ospf_router_info_lsa_new ()) == NULL) | |
694 | { | |
695 | zlog_warn | |
696 | ("ospf_router_info_lsa_originate1: ospf_router_info_lsa_new() ?"); | |
697 | goto out; | |
698 | } | |
699 | ||
700 | /* Get ospf info */ | |
701 | top = ospf_lookup (); | |
702 | ||
703 | /* Install this LSA into LSDB. */ | |
704 | if (ospf_lsa_install (top, NULL /*oi */ , new) == NULL) | |
705 | { | |
706 | zlog_warn ("ospf_router_info_lsa_originate1: ospf_lsa_install() ?"); | |
707 | ospf_lsa_unlock (&new); | |
708 | goto out; | |
709 | } | |
710 | ||
711 | /* Now this Router Info parameter entry has associated LSA. */ | |
712 | SET_FLAG (OspfRI.flags, RIFLG_LSA_ENGAGED); | |
713 | ||
714 | /* Update new LSA origination count. */ | |
715 | top->lsa_originate_count++; | |
716 | ||
717 | /* Flood new LSA through AS. */ | |
718 | if (OspfRI.scope == OSPF_OPAQUE_AS_LSA) | |
719 | ospf_flood_through_as (top, NULL /*nbr */ , new); | |
720 | else | |
721 | ospf_flood_through_area (OspfRI.area, NULL /*nbr */ , new); | |
722 | ||
723 | if (IS_DEBUG_OSPF (lsa, LSA_GENERATE)) | |
724 | { | |
725 | zlog_debug ("LSA[Type%d:%s]: Originate Opaque-LSA/ROUTER INFORMATION", | |
726 | new->data->type, inet_ntoa (new->data->id)); | |
727 | ospf_lsa_header_dump (new->data); | |
728 | } | |
729 | ||
730 | rc = 0; | |
731 | out:return rc; | |
732 | } | |
733 | ||
734 | static int | |
735 | ospf_router_info_lsa_originate (void *arg) | |
736 | { | |
737 | ||
738 | int rc = -1; | |
739 | ||
740 | if (OspfRI.status == disabled) | |
741 | { | |
742 | zlog_info | |
743 | ("ospf_router_info_lsa_originate: ROUTER INFORMATION is disabled now."); | |
744 | rc = 0; /* This is not an error case. */ | |
745 | goto out; | |
746 | } | |
747 | ||
748 | /* Check if Router Information LSA is already engaged */ | |
749 | if (OspfRI.flags & RIFLG_LSA_ENGAGED) | |
750 | { | |
751 | if (OspfRI.flags & RIFLG_LSA_FORCED_REFRESH) | |
752 | { | |
753 | OspfRI.flags &= ~RIFLG_LSA_FORCED_REFRESH; | |
754 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); | |
755 | } | |
756 | } | |
757 | else | |
758 | { | |
759 | if (!is_mandated_params_set (OspfRI)) | |
760 | zlog_warn | |
761 | ("ospf_router_info_lsa_originate: lacks mandated ROUTER INFORMATION parameters"); | |
762 | ||
763 | /* Ok, let's try to originate an LSA */ | |
764 | if (ospf_router_info_lsa_originate1 (arg) != 0) | |
765 | goto out; | |
766 | } | |
767 | ||
768 | rc = 0; | |
769 | out:return rc; | |
770 | } | |
771 | ||
772 | static struct ospf_lsa * | |
773 | ospf_router_info_lsa_refresh (struct ospf_lsa *lsa) | |
774 | { | |
775 | struct ospf_lsa *new = NULL; | |
776 | struct ospf *top; | |
777 | ||
778 | if (OspfRI.status == disabled) | |
779 | { | |
780 | /* | |
781 | * This LSA must have flushed before due to ROUTER INFORMATION status change. | |
782 | * It seems a slip among routers in the routing domain. | |
783 | */ | |
784 | zlog_info | |
785 | ("ospf_router_info_lsa_refresh: ROUTER INFORMATION is disabled now."); | |
786 | lsa->data->ls_age = htons (OSPF_LSA_MAXAGE); /* Flush it anyway. */ | |
787 | } | |
788 | ||
789 | /* Verify that the Router Information ID is supported */ | |
790 | if (GET_OPAQUE_ID (ntohl (lsa->data->id.s_addr)) != 0) | |
791 | { | |
792 | zlog_warn | |
793 | ("ospf_router_info_lsa_refresh: Unsupported Router Information ID"); | |
794 | goto out; | |
795 | } | |
796 | ||
797 | /* If the lsa's age reached to MaxAge, start flushing procedure. */ | |
798 | if (IS_LSA_MAXAGE (lsa)) | |
799 | { | |
800 | OspfRI.flags &= ~RIFLG_LSA_ENGAGED; | |
801 | ospf_opaque_lsa_flush_schedule (lsa); | |
802 | goto out; | |
803 | } | |
804 | ||
805 | /* Create new Opaque-LSA/ROUTER INFORMATION instance. */ | |
806 | if ((new = ospf_router_info_lsa_new ()) == NULL) | |
807 | { | |
808 | zlog_warn | |
809 | ("ospf_router_info_lsa_refresh: ospf_router_info_lsa_new() ?"); | |
810 | goto out; | |
811 | } | |
812 | new->data->ls_seqnum = lsa_seqnum_increment (lsa); | |
813 | ||
814 | /* Install this LSA into LSDB. */ | |
815 | /* Given "lsa" will be freed in the next function. */ | |
816 | top = ospf_lookup (); | |
817 | if (ospf_lsa_install (top, NULL /*oi */ , new) == NULL) | |
818 | { | |
819 | zlog_warn ("ospf_router_info_lsa_refresh: ospf_lsa_install() ?"); | |
820 | ospf_lsa_unlock (&new); | |
821 | goto out; | |
822 | } | |
823 | ||
824 | /* Flood updated LSA through AS or AREA depending of OspfRI.scope. */ | |
825 | if (OspfRI.scope == OSPF_OPAQUE_AS_LSA) | |
826 | ospf_flood_through_as (top, NULL /*nbr */ , new); | |
827 | else | |
828 | ospf_flood_through_area (OspfRI.area, NULL /*nbr */ , new); | |
829 | ||
830 | /* Debug logging. */ | |
831 | if (IS_DEBUG_OSPF (lsa, LSA_GENERATE)) | |
832 | { | |
833 | zlog_debug ("LSA[Type%d:%s]: Refresh Opaque-LSA/ROUTER INFORMATION", | |
834 | new->data->type, inet_ntoa (new->data->id)); | |
835 | ospf_lsa_header_dump (new->data); | |
836 | } | |
837 | ||
838 | out:return new; | |
839 | } | |
840 | ||
841 | static void | |
842 | ospf_router_info_lsa_schedule (opcode_t opcode) | |
843 | { | |
844 | struct ospf_lsa lsa; | |
845 | struct lsa_header lsah; | |
846 | struct ospf *top; | |
847 | u_int32_t tmp; | |
848 | ||
849 | memset (&lsa, 0, sizeof (lsa)); | |
850 | memset (&lsah, 0, sizeof (lsah)); | |
851 | ||
852 | zlog_debug ("RI-> LSA schedule %s%s%s", | |
853 | opcode == REORIGINATE_THIS_LSA ? "Re-Originate" : "", | |
854 | opcode == REFRESH_THIS_LSA ? "Refresh" : "", | |
855 | opcode == FLUSH_THIS_LSA ? "Flush" : ""); | |
856 | ||
857 | top = ospf_lookup (); | |
858 | if ((OspfRI.scope == OSPF_OPAQUE_AREA_LSA) && (OspfRI.area == NULL)) | |
859 | { | |
860 | zlog_warn | |
861 | ("ospf_router_info_lsa_schedule(): Router Info is Area scope flooding but area is not set"); | |
862 | OspfRI.area = ospf_area_lookup_by_area_id (top, OspfRI.area_id); | |
863 | } | |
864 | lsa.area = OspfRI.area; | |
865 | lsa.data = &lsah; | |
866 | lsah.type = OspfRI.scope; | |
867 | ||
868 | /* LSA ID is set to 0 for the Router Information. See RFC 4970 */ | |
869 | tmp = SET_OPAQUE_LSID (OPAQUE_TYPE_ROUTER_INFORMATION_LSA, 0); | |
870 | lsah.id.s_addr = htonl (tmp); | |
871 | ||
872 | switch (opcode) | |
873 | { | |
874 | case REORIGINATE_THIS_LSA: | |
875 | if (OspfRI.scope == OSPF_OPAQUE_AREA_LSA) | |
876 | ospf_opaque_lsa_reoriginate_schedule ((void *) OspfRI.area, | |
877 | OSPF_OPAQUE_AREA_LSA, | |
878 | OPAQUE_TYPE_ROUTER_INFORMATION_LSA); | |
879 | else | |
880 | ospf_opaque_lsa_reoriginate_schedule ((void *) top, | |
881 | OSPF_OPAQUE_AS_LSA, | |
882 | OPAQUE_TYPE_ROUTER_INFORMATION_LSA); | |
883 | break; | |
884 | case REFRESH_THIS_LSA: | |
885 | ospf_opaque_lsa_refresh_schedule (&lsa); | |
886 | break; | |
887 | case FLUSH_THIS_LSA: | |
888 | OspfRI.flags &= ~RIFLG_LSA_ENGAGED; | |
889 | ospf_opaque_lsa_flush_schedule (&lsa); | |
890 | break; | |
891 | default: | |
892 | zlog_warn ("ospf_router_info_lsa_schedule: Unknown opcode (%u)", | |
893 | opcode); | |
894 | break; | |
895 | } | |
896 | ||
897 | return; | |
898 | } | |
899 | ||
900 | /*------------------------------------------------------------------------* | |
901 | * Followings are vty session control functions. | |
902 | *------------------------------------------------------------------------*/ | |
903 | ||
904 | static u_int16_t | |
905 | show_vty_router_cap (struct vty *vty, struct ri_tlv_header *tlvh) | |
906 | { | |
907 | struct ri_tlv_router_cap *top = (struct ri_tlv_router_cap *) tlvh; | |
908 | ||
909 | if (vty != NULL) | |
910 | vty_out (vty, " Router Capabilities: 0x%x%s", ntohl (top->value), | |
911 | VTY_NEWLINE); | |
912 | else | |
913 | zlog_debug (" Router Capabilities: 0x%x", ntohl (top->value)); | |
914 | ||
915 | return RI_TLV_SIZE (tlvh); | |
916 | } | |
917 | ||
918 | static u_int16_t | |
919 | show_vty_pce_subtlv_address (struct vty *vty, struct ri_tlv_header *tlvh) | |
920 | { | |
921 | struct ri_pce_subtlv_address *top = (struct ri_pce_subtlv_address *) tlvh; | |
922 | ||
923 | if (ntohs (top->address.type) == PCE_ADDRESS_TYPE_IPV4) | |
924 | { | |
925 | if (vty != NULL) | |
926 | vty_out (vty, " PCE Address: %s%s", inet_ntoa (top->address.value), | |
927 | VTY_NEWLINE); | |
928 | else | |
929 | zlog_debug (" PCE Address: %s", inet_ntoa (top->address.value)); | |
930 | } | |
931 | else | |
932 | { | |
933 | /* TODO: Add support to IPv6 with inet_ntop() */ | |
934 | if (vty != NULL) | |
935 | vty_out (vty, " PCE Address: 0x%x%s", | |
936 | ntohl (top->address.value.s_addr), VTY_NEWLINE); | |
937 | else | |
938 | zlog_debug (" PCE Address: 0x%x", | |
939 | ntohl (top->address.value.s_addr)); | |
940 | } | |
941 | ||
942 | return RI_TLV_SIZE (tlvh); | |
943 | } | |
944 | ||
945 | static u_int16_t | |
946 | show_vty_pce_subtlv_path_scope (struct vty *vty, struct ri_tlv_header *tlvh) | |
947 | { | |
948 | struct ri_pce_subtlv_path_scope *top = | |
949 | (struct ri_pce_subtlv_path_scope *) tlvh; | |
950 | ||
951 | if (vty != NULL) | |
952 | vty_out (vty, " PCE Path Scope: 0x%x%s", ntohl (top->value), | |
953 | VTY_NEWLINE); | |
954 | else | |
955 | zlog_debug (" PCE Path Scope: 0x%x", ntohl (top->value)); | |
956 | ||
957 | return RI_TLV_SIZE (tlvh); | |
958 | } | |
959 | ||
960 | static u_int16_t | |
961 | show_vty_pce_subtlv_domain (struct vty *vty, struct ri_tlv_header *tlvh) | |
962 | { | |
963 | struct ri_pce_subtlv_domain *top = (struct ri_pce_subtlv_domain *) tlvh; | |
964 | struct in_addr tmp; | |
965 | ||
966 | if (ntohs (top->type) == PCE_DOMAIN_TYPE_AREA) | |
967 | { | |
968 | tmp.s_addr = top->value; | |
969 | if (vty != NULL) | |
970 | vty_out (vty, " PCE domain Area: %s%s", inet_ntoa (tmp), | |
971 | VTY_NEWLINE); | |
972 | else | |
973 | zlog_debug (" PCE domain Area: %s", inet_ntoa (tmp)); | |
974 | } | |
975 | else | |
976 | { | |
977 | if (vty != NULL) | |
978 | vty_out (vty, " PCE domain AS: %d%s", ntohl (top->value), | |
979 | VTY_NEWLINE); | |
980 | else | |
981 | zlog_debug (" PCE domain AS: %d", ntohl (top->value)); | |
982 | } | |
983 | return RI_TLV_SIZE (tlvh); | |
984 | } | |
985 | ||
986 | static u_int16_t | |
987 | show_vty_pce_subtlv_neighbor (struct vty *vty, struct ri_tlv_header *tlvh) | |
988 | { | |
989 | ||
990 | struct ri_pce_subtlv_neighbor *top = (struct ri_pce_subtlv_neighbor *) tlvh; | |
991 | struct in_addr tmp; | |
992 | ||
993 | if (ntohs (top->type) == PCE_DOMAIN_TYPE_AREA) | |
994 | { | |
995 | tmp.s_addr = top->value; | |
996 | if (vty != NULL) | |
997 | vty_out (vty, " PCE neighbor Area: %s%s", inet_ntoa (tmp), | |
998 | VTY_NEWLINE); | |
999 | else | |
1000 | zlog_debug (" PCE neighbor Area: %s", inet_ntoa (tmp)); | |
1001 | } | |
1002 | else | |
1003 | { | |
1004 | if (vty != NULL) | |
1005 | vty_out (vty, " PCE neighbor AS: %d%s", ntohl (top->value), | |
1006 | VTY_NEWLINE); | |
1007 | else | |
1008 | zlog_debug (" PCE neighbor AS: %d", ntohl (top->value)); | |
1009 | } | |
1010 | return RI_TLV_SIZE (tlvh); | |
1011 | } | |
1012 | ||
1013 | static u_int16_t | |
1014 | show_vty_pce_subtlv_cap_flag (struct vty *vty, struct ri_tlv_header *tlvh) | |
1015 | { | |
1016 | struct ri_pce_subtlv_cap_flag *top = (struct ri_pce_subtlv_cap_flag *) tlvh; | |
1017 | ||
1018 | if (vty != NULL) | |
1019 | vty_out (vty, " PCE Capabilities Flag: 0x%x%s", ntohl (top->value), | |
1020 | VTY_NEWLINE); | |
1021 | else | |
1022 | zlog_debug (" PCE Capabilities Flag: 0x%x", ntohl (top->value)); | |
1023 | ||
1024 | return RI_TLV_SIZE (tlvh); | |
1025 | } | |
1026 | ||
1027 | static u_int16_t | |
1028 | show_vty_unknown_tlv (struct vty *vty, struct ri_tlv_header *tlvh) | |
1029 | { | |
1030 | if (vty != NULL) | |
1031 | vty_out (vty, " Unknown TLV: [type(0x%x), length(0x%x)]%s", | |
1032 | ntohs (tlvh->type), ntohs (tlvh->length), VTY_NEWLINE); | |
1033 | else | |
1034 | zlog_debug (" Unknown TLV: [type(0x%x), length(0x%x)]", | |
1035 | ntohs (tlvh->type), ntohs (tlvh->length)); | |
1036 | ||
1037 | return RI_TLV_SIZE (tlvh); | |
1038 | } | |
1039 | ||
1040 | static u_int16_t | |
1041 | show_vty_pce_info (struct vty *vty, struct ri_tlv_header *ri, uint32_t total) | |
1042 | { | |
1043 | struct ri_tlv_header *tlvh; | |
1044 | u_int16_t sum = 0; | |
1045 | ||
1046 | for (tlvh = ri; sum < total; tlvh = RI_TLV_HDR_NEXT (tlvh)) | |
1047 | { | |
1048 | switch (ntohs (tlvh->type)) | |
1049 | { | |
1050 | case RI_PCE_SUBTLV_ADDRESS: | |
1051 | sum += show_vty_pce_subtlv_address (vty, tlvh); | |
1052 | break; | |
1053 | case RI_PCE_SUBTLV_PATH_SCOPE: | |
1054 | sum += show_vty_pce_subtlv_path_scope (vty, tlvh); | |
1055 | break; | |
1056 | case RI_PCE_SUBTLV_DOMAIN: | |
1057 | sum += show_vty_pce_subtlv_domain (vty, tlvh); | |
1058 | break; | |
1059 | case RI_PCE_SUBTLV_NEIGHBOR: | |
1060 | sum += show_vty_pce_subtlv_neighbor (vty, tlvh); | |
1061 | break; | |
1062 | case RI_PCE_SUBTLV_CAP_FLAG: | |
1063 | sum += show_vty_pce_subtlv_cap_flag (vty, tlvh); | |
1064 | break; | |
1065 | default: | |
1066 | sum += show_vty_unknown_tlv (vty, tlvh); | |
1067 | break; | |
1068 | } | |
1069 | } | |
1070 | return sum; | |
1071 | } | |
1072 | ||
1073 | static void | |
1074 | ospf_router_info_show_info (struct vty *vty, struct ospf_lsa *lsa) | |
1075 | { | |
1076 | struct lsa_header *lsah = (struct lsa_header *) lsa->data; | |
1077 | struct ri_tlv_header *tlvh; | |
1078 | u_int16_t length = 0, sum = 0; | |
1079 | ||
1080 | /* Initialize TLV browsing */ | |
1081 | length = ntohs (lsah->length) - OSPF_LSA_HEADER_SIZE; | |
1082 | ||
1083 | for (tlvh = RI_TLV_HDR_TOP (lsah); sum < length; | |
1084 | tlvh = RI_TLV_HDR_NEXT (tlvh)) | |
1085 | { | |
1086 | switch (ntohs (tlvh->type)) | |
1087 | { | |
1088 | case RI_TLV_CAPABILITIES: | |
1089 | sum += show_vty_router_cap (vty, tlvh); | |
1090 | break; | |
1091 | case RI_TLV_PCE: | |
1092 | tlvh++; | |
1093 | sum += RI_TLV_HDR_SIZE; | |
1094 | sum += show_vty_pce_info (vty, tlvh, length - sum); | |
1095 | break; | |
1096 | default: | |
1097 | sum += show_vty_unknown_tlv (vty, tlvh); | |
1098 | break; | |
1099 | } | |
1100 | } | |
1101 | ||
1102 | return; | |
1103 | } | |
1104 | ||
1105 | static void | |
1106 | ospf_router_info_config_write_router (struct vty *vty) | |
1107 | { | |
1108 | struct ospf_pce_info *pce = &OspfRI.pce_info; | |
1109 | struct listnode *node; | |
1110 | struct ri_pce_subtlv_domain *domain; | |
1111 | struct ri_pce_subtlv_neighbor *neighbor; | |
1112 | struct in_addr tmp; | |
1113 | ||
1114 | if (OspfRI.status == enabled) | |
1115 | { | |
1116 | if (OspfRI.scope == OSPF_OPAQUE_AS_LSA) | |
1117 | vty_out (vty, " router-info as%s", VTY_NEWLINE); | |
1118 | else | |
1119 | vty_out (vty, " router-info area %s%s", inet_ntoa (OspfRI.area_id), | |
1120 | VTY_NEWLINE); | |
1121 | ||
1122 | if (pce->pce_address.header.type != 0) | |
1123 | vty_out (vty, " pce address %s%s", | |
1124 | inet_ntoa (pce->pce_address.address.value), VTY_NEWLINE); | |
1125 | ||
1126 | if (pce->pce_cap_flag.header.type != 0) | |
1127 | vty_out (vty, " pce flag 0x%x%s", ntohl (pce->pce_cap_flag.value), | |
1128 | VTY_NEWLINE); | |
1129 | ||
1130 | for (ALL_LIST_ELEMENTS_RO (pce->pce_domain, node, domain)) | |
1131 | { | |
1132 | if (domain->header.type != 0) | |
1133 | { | |
1134 | if (domain->type == PCE_DOMAIN_TYPE_AREA) | |
1135 | { | |
1136 | tmp.s_addr = domain->value; | |
1137 | vty_out (vty, " pce domain area %s%s", inet_ntoa (tmp), | |
1138 | VTY_NEWLINE); | |
1139 | } | |
1140 | else | |
1141 | { | |
1142 | vty_out (vty, " pce domain as %d%s", ntohl (domain->value), | |
1143 | VTY_NEWLINE); | |
1144 | } | |
1145 | } | |
1146 | } | |
1147 | ||
1148 | for (ALL_LIST_ELEMENTS_RO (pce->pce_neighbor, node, neighbor)) | |
1149 | { | |
1150 | if (neighbor->header.type != 0) | |
1151 | { | |
1152 | if (neighbor->type == PCE_DOMAIN_TYPE_AREA) | |
1153 | { | |
1154 | tmp.s_addr = neighbor->value; | |
1155 | vty_out (vty, " pce neighbor area %s%s", inet_ntoa (tmp), | |
1156 | VTY_NEWLINE); | |
1157 | } | |
1158 | else | |
1159 | { | |
1160 | vty_out (vty, " pce neighbor as %d%s", | |
1161 | ntohl (neighbor->value), VTY_NEWLINE); | |
1162 | } | |
1163 | } | |
1164 | } | |
1165 | ||
1166 | if (pce->pce_scope.header.type != 0) | |
1167 | vty_out (vty, " pce scope 0x%x%s", | |
1168 | ntohl (OspfRI.pce_info.pce_scope.value), VTY_NEWLINE); | |
1169 | } | |
1170 | return; | |
1171 | } | |
1172 | ||
1173 | /*------------------------------------------------------------------------* | |
1174 | * Followings are vty command functions. | |
1175 | *------------------------------------------------------------------------*/ | |
1176 | ||
1177 | DEFUN (router_info, | |
1178 | router_info_area_cmd, | |
692b4c65 | 1179 | "router-info <as|area A.B.C.D>", |
0ef4bcdc | 1180 | OSPF_RI_STR |
692b4c65 | 1181 | "Enable the Router Information functionality with AS flooding scope\n" |
0ef4bcdc OD |
1182 | "Enable the Router Information functionality with Area flooding scope\n" |
1183 | "OSPF area ID in IP format") | |
1184 | { | |
8d769265 | 1185 | int idx_ipv4 = 2; |
ff788d08 | 1186 | char *area = (argc == 3) ? argv[idx_ipv4]->arg : NULL; |
0ef4bcdc OD |
1187 | |
1188 | u_int8_t scope; | |
1189 | ||
1190 | if (OspfRI.status == enabled) | |
1191 | return CMD_SUCCESS; | |
1192 | ||
1193 | /* Check and get Area value if present */ | |
692b4c65 | 1194 | if (area) |
0ef4bcdc | 1195 | { |
692b4c65 | 1196 | inet_aton (area, &OspfRI.area_id); |
0ef4bcdc OD |
1197 | scope = OSPF_OPAQUE_AREA_LSA; |
1198 | } | |
1199 | else | |
1200 | { | |
1201 | OspfRI.area_id.s_addr = 0; | |
1202 | scope = OSPF_OPAQUE_AS_LSA; | |
1203 | } | |
1204 | ||
1205 | /* First start to register Router Information callbacks */ | |
1206 | if ((ospf_router_info_register (scope)) != 0) | |
1207 | { | |
1208 | zlog_warn ("Enable to register Router Information callbacks. Abort!"); | |
1209 | return CMD_WARNING; | |
1210 | } | |
1211 | ||
1212 | OspfRI.status = enabled; | |
1213 | ||
1214 | if (IS_DEBUG_OSPF_EVENT) | |
1215 | zlog_debug ("RI-> Router Information (%s flooding): OFF -> ON", | |
1216 | OspfRI.scope == OSPF_OPAQUE_AREA_LSA ? "Area" : "AS"); | |
1217 | ||
1218 | /* | |
1219 | * Following code is intended to handle two cases; | |
1220 | * | |
1221 | * 1) Router Information was disabled at startup time, but now become enabled. | |
1222 | * 2) Router Information was once enabled then disabled, and now enabled again. | |
1223 | */ | |
1224 | ||
1225 | initialize_params (&OspfRI); | |
1226 | ||
1227 | /* Refresh RI LSA if already engaged */ | |
1228 | if (OspfRI.flags & RIFLG_LSA_ENGAGED) | |
1229 | { | |
1230 | zlog_debug ("RI-> Initial origination following configuration"); | |
1231 | ospf_router_info_lsa_schedule (REORIGINATE_THIS_LSA); | |
1232 | } | |
1233 | return CMD_SUCCESS; | |
1234 | ||
1235 | } | |
1236 | ||
0ef4bcdc OD |
1237 | |
1238 | DEFUN (no_router_info, | |
1239 | no_router_info_cmd, | |
1240 | "no router-info", | |
1241 | NO_STR | |
1242 | "Disable the Router Information functionality\n") | |
1243 | { | |
1244 | ||
1245 | if (OspfRI.status == disabled) | |
1246 | return CMD_SUCCESS; | |
1247 | ||
1248 | if (IS_DEBUG_OSPF_EVENT) | |
1249 | zlog_debug ("RI-> Router Information: ON -> OFF"); | |
1250 | ||
1251 | if (OspfRI.flags & RIFLG_LSA_ENGAGED) | |
1252 | ospf_router_info_lsa_schedule (FLUSH_THIS_LSA); | |
1253 | ||
1254 | /* Unregister the callbacks */ | |
1255 | ospf_router_info_unregister (); | |
1256 | ||
1257 | OspfRI.status = disabled; | |
1258 | ||
1259 | return CMD_SUCCESS; | |
1260 | } | |
1261 | ||
284a4a0c DS |
1262 | static int |
1263 | ospf_ri_enabled (struct vty *vty) | |
1264 | { | |
1265 | if (OspfRI.status == enabled) | |
1266 | return 1; | |
1267 | ||
1268 | if (vty) | |
1269 | vty_out (vty, "%% OSPF RI is not turned on%s", VTY_NEWLINE); | |
1270 | ||
1271 | return 0; | |
1272 | } | |
1273 | ||
0ef4bcdc OD |
1274 | DEFUN (pce_address, |
1275 | pce_address_cmd, | |
1276 | "pce address A.B.C.D", | |
1277 | PCE_STR | |
1278 | "Stable IP address of the PCE\n" | |
1279 | "PCE address in IPv4 address format\n") | |
1280 | { | |
8d769265 | 1281 | int idx_ipv4 = 2; |
0ef4bcdc OD |
1282 | struct in_addr value; |
1283 | struct ospf_pce_info *pi = &OspfRI.pce_info; | |
1284 | ||
284a4a0c DS |
1285 | if (!ospf_ri_enabled (vty)) |
1286 | return CMD_WARNING; | |
1287 | ||
8d769265 | 1288 | if (!inet_aton (argv[idx_ipv4]->arg, &value)) |
0ef4bcdc OD |
1289 | { |
1290 | vty_out (vty, "Please specify PCE Address by A.B.C.D%s", VTY_NEWLINE); | |
1291 | return CMD_WARNING; | |
1292 | } | |
1293 | ||
1294 | if (ntohs (pi->pce_address.header.type) == 0 | |
1295 | || ntohl (pi->pce_address.address.value.s_addr) != ntohl (value.s_addr)) | |
1296 | { | |
1297 | ||
1298 | set_pce_address (value, pi); | |
1299 | ||
1300 | /* Refresh RI LSA if already engaged */ | |
284a4a0c | 1301 | if (OspfRI.flags & RIFLG_LSA_ENGAGED) |
0ef4bcdc OD |
1302 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); |
1303 | } | |
1304 | ||
1305 | return CMD_SUCCESS; | |
1306 | } | |
1307 | ||
1308 | DEFUN (no_pce_address, | |
1309 | no_pce_address_cmd, | |
2328428d | 1310 | "no pce address [A.B.C.D]", |
0ef4bcdc OD |
1311 | NO_STR |
1312 | PCE_STR | |
59768a63 DS |
1313 | "Disable PCE address\n" |
1314 | "PCE address in IPv4 address format\n") | |
0ef4bcdc OD |
1315 | { |
1316 | ||
1317 | unset_param (&OspfRI.pce_info.pce_address.header); | |
1318 | ||
1319 | /* Refresh RI LSA if already engaged */ | |
1320 | if ((OspfRI.status == enabled) && (OspfRI.flags & RIFLG_LSA_ENGAGED)) | |
1321 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); | |
1322 | ||
1323 | return CMD_SUCCESS; | |
1324 | } | |
1325 | ||
1326 | DEFUN (pce_path_scope, | |
1327 | pce_path_scope_cmd, | |
1328 | "pce scope BITPATTERN", | |
1329 | PCE_STR | |
1330 | "Path scope visibilities of the PCE for path computation\n" | |
1331 | "32-bit Hexadecimal value\n") | |
1332 | { | |
8d769265 | 1333 | int idx_bitpattern = 2; |
0ef4bcdc OD |
1334 | uint32_t scope; |
1335 | struct ospf_pce_info *pi = &OspfRI.pce_info; | |
1336 | ||
284a4a0c DS |
1337 | if (!ospf_ri_enabled (vty)) |
1338 | return CMD_WARNING; | |
1339 | ||
8d769265 | 1340 | if (sscanf (argv[idx_bitpattern]->arg, "0x%x", &scope) != 1) |
0ef4bcdc OD |
1341 | { |
1342 | vty_out (vty, "pce_path_scope: fscanf: %s%s", safe_strerror (errno), | |
1343 | VTY_NEWLINE); | |
1344 | return CMD_WARNING; | |
1345 | } | |
1346 | ||
1347 | if (ntohl (pi->pce_scope.header.type) == 0 || scope != pi->pce_scope.value) | |
1348 | { | |
1349 | set_pce_path_scope (scope, pi); | |
1350 | ||
1351 | /* Refresh RI LSA if already engaged */ | |
284a4a0c | 1352 | if (OspfRI.flags & RIFLG_LSA_ENGAGED) |
0ef4bcdc OD |
1353 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); |
1354 | } | |
1355 | ||
1356 | return CMD_SUCCESS; | |
1357 | } | |
1358 | ||
1359 | DEFUN (no_pce_path_scope, | |
1360 | no_pce_path_scope_cmd, | |
2328428d | 1361 | "no pce scope [BITPATTERN]", |
0ef4bcdc OD |
1362 | NO_STR |
1363 | PCE_STR | |
59768a63 DS |
1364 | "Disable PCE path scope\n" |
1365 | "32-bit Hexadecimal value\n") | |
0ef4bcdc OD |
1366 | { |
1367 | ||
1368 | unset_param (&OspfRI.pce_info.pce_address.header); | |
1369 | ||
1370 | /* Refresh RI LSA if already engaged */ | |
1371 | if ((OspfRI.status == enabled) && (OspfRI.flags & RIFLG_LSA_ENGAGED)) | |
1372 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); | |
1373 | ||
1374 | return CMD_SUCCESS; | |
1375 | } | |
1376 | ||
1377 | DEFUN (pce_domain, | |
1378 | pce_domain_cmd, | |
6147e2c6 | 1379 | "pce domain as (0-65535)", |
0ef4bcdc OD |
1380 | PCE_STR |
1381 | "Configure PCE domain AS number\n" | |
1382 | "AS number where the PCE as visibilities for path computation\n" | |
1383 | "AS number in decimal <0-65535>\n") | |
1384 | { | |
8d769265 | 1385 | int idx_number = 3; |
0ef4bcdc OD |
1386 | |
1387 | uint32_t as; | |
1388 | struct ospf_pce_info *pce = &OspfRI.pce_info; | |
1389 | struct listnode *node; | |
1390 | struct ri_pce_subtlv_domain *domain; | |
1391 | ||
284a4a0c DS |
1392 | if (!ospf_ri_enabled (vty)) |
1393 | return CMD_WARNING; | |
1394 | ||
8d769265 | 1395 | if (sscanf (argv[idx_number]->arg, "%d", &as) != 1) |
0ef4bcdc OD |
1396 | { |
1397 | vty_out (vty, "pce_domain: fscanf: %s%s", safe_strerror (errno), | |
1398 | VTY_NEWLINE); | |
1399 | return CMD_WARNING; | |
1400 | } | |
1401 | ||
1402 | /* Check if the domain is not already in the domain list */ | |
1403 | for (ALL_LIST_ELEMENTS_RO (pce->pce_domain, node, domain)) | |
1404 | { | |
1405 | if (ntohl (domain->header.type) == 0 && as == domain->value) | |
284a4a0c | 1406 | return CMD_SUCCESS; |
0ef4bcdc OD |
1407 | } |
1408 | ||
1409 | /* Create new domain if not found */ | |
1410 | set_pce_domain (PCE_DOMAIN_TYPE_AS, as, pce); | |
1411 | ||
1412 | /* Refresh RI LSA if already engaged */ | |
284a4a0c | 1413 | if (OspfRI.flags & RIFLG_LSA_ENGAGED) |
0ef4bcdc OD |
1414 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); |
1415 | ||
284a4a0c | 1416 | return CMD_SUCCESS; |
0ef4bcdc OD |
1417 | } |
1418 | ||
1419 | DEFUN (no_pce_domain, | |
1420 | no_pce_domain_cmd, | |
6147e2c6 | 1421 | "no pce domain as (0-65535)", |
0ef4bcdc OD |
1422 | NO_STR |
1423 | PCE_STR | |
1424 | "Disable PCE domain AS number\n" | |
1425 | "AS number where the PCE as visibilities for path computation\n" | |
1426 | "AS number in decimal <0-65535>\n") | |
1427 | { | |
8d769265 | 1428 | int idx_number = 4; |
0ef4bcdc OD |
1429 | |
1430 | uint32_t as; | |
1431 | struct ospf_pce_info *pce = &OspfRI.pce_info; | |
1432 | ||
8d769265 | 1433 | if (sscanf (argv[idx_number]->arg, "%d", &as) != 1) |
0ef4bcdc OD |
1434 | { |
1435 | vty_out (vty, "no_pce_domain: fscanf: %s%s", safe_strerror (errno), | |
1436 | VTY_NEWLINE); | |
1437 | return CMD_WARNING; | |
1438 | } | |
1439 | ||
1440 | /* Unset corresponding PCE domain */ | |
1441 | unset_pce_domain (PCE_DOMAIN_TYPE_AS, as, pce); | |
1442 | ||
1443 | /* Refresh RI LSA if already engaged */ | |
1444 | if ((OspfRI.status == enabled) && (OspfRI.flags & RIFLG_LSA_ENGAGED)) | |
1445 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); | |
1446 | ||
1447 | return CMD_SUCCESS; | |
1448 | } | |
1449 | ||
1450 | DEFUN (pce_neigbhor, | |
1451 | pce_neighbor_cmd, | |
6147e2c6 | 1452 | "pce neighbor as (0-65535)", |
0ef4bcdc OD |
1453 | PCE_STR |
1454 | "Configure PCE neighbor domain AS number\n" | |
1455 | "AS number of PCE neighbors\n" | |
1456 | "AS number in decimal <0-65535>\n") | |
1457 | { | |
8d769265 | 1458 | int idx_number = 3; |
0ef4bcdc OD |
1459 | |
1460 | uint32_t as; | |
1461 | struct ospf_pce_info *pce = &OspfRI.pce_info; | |
1462 | struct listnode *node; | |
1463 | struct ri_pce_subtlv_neighbor *neighbor; | |
1464 | ||
284a4a0c DS |
1465 | if (!ospf_ri_enabled (vty)) |
1466 | return CMD_WARNING; | |
1467 | ||
8d769265 | 1468 | if (sscanf (argv[idx_number]->arg, "%d", &as) != 1) |
0ef4bcdc OD |
1469 | { |
1470 | vty_out (vty, "pce_neighbor: fscanf: %s%s", safe_strerror (errno), | |
1471 | VTY_NEWLINE); | |
1472 | return CMD_WARNING; | |
1473 | } | |
1474 | ||
1475 | /* Check if the domain is not already in the domain list */ | |
1476 | for (ALL_LIST_ELEMENTS_RO (pce->pce_neighbor, node, neighbor)) | |
1477 | { | |
1478 | if (ntohl (neighbor->header.type) == 0 && as == neighbor->value) | |
284a4a0c | 1479 | return CMD_SUCCESS; |
0ef4bcdc OD |
1480 | } |
1481 | ||
1482 | /* Create new domain if not found */ | |
1483 | set_pce_neighbor (PCE_DOMAIN_TYPE_AS, as, pce); | |
1484 | ||
1485 | /* Refresh RI LSA if already engaged */ | |
284a4a0c | 1486 | if (OspfRI.flags & RIFLG_LSA_ENGAGED) |
0ef4bcdc OD |
1487 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); |
1488 | ||
284a4a0c | 1489 | return CMD_SUCCESS; |
0ef4bcdc OD |
1490 | } |
1491 | ||
1492 | DEFUN (no_pce_neighbor, | |
1493 | no_pce_neighbor_cmd, | |
6147e2c6 | 1494 | "no pce neighbor as (0-65535)", |
0ef4bcdc OD |
1495 | NO_STR |
1496 | PCE_STR | |
1497 | "Disable PCE neighbor AS number\n" | |
1498 | "AS number of PCE neighbor\n" | |
1499 | "AS number in decimal <0-65535>\n") | |
1500 | { | |
8d769265 | 1501 | int idx_number = 4; |
0ef4bcdc OD |
1502 | |
1503 | uint32_t as; | |
1504 | struct ospf_pce_info *pce = &OspfRI.pce_info; | |
1505 | ||
8d769265 | 1506 | if (sscanf (argv[idx_number]->arg, "%d", &as) != 1) |
0ef4bcdc OD |
1507 | { |
1508 | vty_out (vty, "no_pce_neighbor: fscanf: %s%s", safe_strerror (errno), | |
1509 | VTY_NEWLINE); | |
1510 | return CMD_WARNING; | |
1511 | } | |
1512 | ||
1513 | /* Unset corresponding PCE domain */ | |
1514 | unset_pce_neighbor (PCE_DOMAIN_TYPE_AS, as, pce); | |
1515 | ||
1516 | /* Refresh RI LSA if already engaged */ | |
1517 | if ((OspfRI.status == enabled) && (OspfRI.flags & RIFLG_LSA_ENGAGED)) | |
1518 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); | |
1519 | ||
1520 | return CMD_SUCCESS; | |
1521 | } | |
1522 | ||
1523 | DEFUN (pce_cap_flag, | |
1524 | pce_cap_flag_cmd, | |
1525 | "pce flag BITPATTERN", | |
1526 | PCE_STR | |
1527 | "Capabilities of the PCE for path computation\n" | |
1528 | "32-bit Hexadecimal value\n") | |
1529 | { | |
8d769265 | 1530 | int idx_bitpattern = 2; |
0ef4bcdc OD |
1531 | |
1532 | uint32_t cap; | |
1533 | struct ospf_pce_info *pce = &OspfRI.pce_info; | |
1534 | ||
284a4a0c DS |
1535 | if (!ospf_ri_enabled (vty)) |
1536 | return CMD_WARNING; | |
1537 | ||
8d769265 | 1538 | if (sscanf (argv[idx_bitpattern]->arg, "0x%x", &cap) != 1) |
0ef4bcdc OD |
1539 | { |
1540 | vty_out (vty, "pce_cap_flag: fscanf: %s%s", safe_strerror (errno), | |
1541 | VTY_NEWLINE); | |
1542 | return CMD_WARNING; | |
1543 | } | |
1544 | ||
1545 | if (ntohl (pce->pce_cap_flag.header.type) == 0 | |
1546 | || cap != pce->pce_cap_flag.value) | |
1547 | { | |
1548 | set_pce_cap_flag (cap, pce); | |
1549 | ||
1550 | /* Refresh RI LSA if already engaged */ | |
284a4a0c | 1551 | if (OspfRI.flags & RIFLG_LSA_ENGAGED) |
0ef4bcdc OD |
1552 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); |
1553 | } | |
1554 | ||
1555 | return CMD_SUCCESS; | |
1556 | } | |
1557 | ||
1558 | DEFUN (no_pce_cap_flag, | |
1559 | no_pce_cap_flag_cmd, | |
1560 | "no pce flag", | |
1561 | NO_STR | |
1562 | PCE_STR | |
1563 | "Disable PCE capabilities\n") | |
1564 | { | |
1565 | ||
1566 | unset_param (&OspfRI.pce_info.pce_cap_flag.header); | |
1567 | ||
1568 | /* Refresh RI LSA if already engaged */ | |
1569 | if ((OspfRI.status == enabled) && (OspfRI.flags & RIFLG_LSA_ENGAGED)) | |
1570 | ospf_router_info_lsa_schedule (REFRESH_THIS_LSA); | |
1571 | ||
1572 | return CMD_SUCCESS; | |
1573 | } | |
1574 | ||
1575 | DEFUN (show_ip_ospf_router_info, | |
1576 | show_ip_ospf_router_info_cmd, | |
1577 | "show ip ospf router-info", | |
1578 | SHOW_STR | |
1579 | IP_STR | |
1580 | OSPF_STR | |
1581 | "Router Information\n") | |
1582 | { | |
1583 | ||
1584 | if (OspfRI.status == enabled) | |
1585 | { | |
1586 | vty_out (vty, "--- Router Information parameters ---%s", VTY_NEWLINE); | |
1587 | show_vty_router_cap (vty, &OspfRI.router_cap.header); | |
1588 | } | |
1589 | else | |
1590 | { | |
1591 | if (vty != NULL) | |
1592 | vty_out (vty, " Router Information is disabled on this router%s", VTY_NEWLINE); | |
1593 | } | |
1594 | return CMD_SUCCESS; | |
1595 | } | |
1596 | ||
1597 | DEFUN (show_ip_opsf_router_info_pce, | |
1598 | show_ip_ospf_router_info_pce_cmd, | |
1599 | "show ip ospf router-info pce", | |
1600 | SHOW_STR | |
1601 | IP_STR | |
1602 | OSPF_STR | |
1603 | "Router Information\n" | |
1604 | "PCE information\n") | |
1605 | { | |
1606 | ||
1607 | struct ospf_pce_info *pce = &OspfRI.pce_info; | |
1608 | struct listnode *node; | |
1609 | struct ri_pce_subtlv_domain *domain; | |
1610 | struct ri_pce_subtlv_neighbor *neighbor; | |
1611 | ||
1612 | if (OspfRI.status == enabled) | |
1613 | { | |
1614 | vty_out (vty, "--- PCE parameters ---%s", VTY_NEWLINE); | |
1615 | ||
1616 | if (pce->pce_address.header.type != 0) | |
1617 | show_vty_pce_subtlv_address (vty, &pce->pce_address.header); | |
1618 | ||
1619 | if (pce->pce_scope.header.type != 0) | |
1620 | show_vty_pce_subtlv_path_scope (vty, &pce->pce_scope.header); | |
1621 | ||
1622 | for (ALL_LIST_ELEMENTS_RO (pce->pce_domain, node, domain)) | |
1623 | { | |
1624 | if (domain->header.type != 0) | |
1625 | show_vty_pce_subtlv_domain (vty, &domain->header); | |
1626 | } | |
1627 | ||
1628 | for (ALL_LIST_ELEMENTS_RO (pce->pce_neighbor, node, neighbor)) | |
1629 | { | |
1630 | if (neighbor->header.type != 0) | |
1631 | show_vty_pce_subtlv_neighbor (vty, &neighbor->header); | |
1632 | } | |
1633 | ||
1634 | if (pce->pce_cap_flag.header.type != 0) | |
1635 | show_vty_pce_subtlv_cap_flag (vty, &pce->pce_cap_flag.header); | |
1636 | ||
1637 | } | |
1638 | else | |
1639 | { | |
1640 | vty_out (vty, " Router Information is disabled on this router%s", | |
1641 | VTY_NEWLINE); | |
1642 | } | |
1643 | ||
1644 | return CMD_SUCCESS; | |
1645 | } | |
1646 | ||
1647 | /* Install new CLI commands */ | |
1648 | static void | |
1649 | ospf_router_info_register_vty (void) | |
1650 | { | |
1651 | install_element (VIEW_NODE, &show_ip_ospf_router_info_cmd); | |
1652 | install_element (VIEW_NODE, &show_ip_ospf_router_info_pce_cmd); | |
0ef4bcdc OD |
1653 | |
1654 | install_element (OSPF_NODE, &router_info_area_cmd); | |
0ef4bcdc OD |
1655 | install_element (OSPF_NODE, &no_router_info_cmd); |
1656 | install_element (OSPF_NODE, &pce_address_cmd); | |
59768a63 | 1657 | install_element (OSPF_NODE, &no_pce_address_cmd); |
0ef4bcdc | 1658 | install_element (OSPF_NODE, &pce_path_scope_cmd); |
59768a63 | 1659 | install_element (OSPF_NODE, &no_pce_path_scope_cmd); |
0ef4bcdc OD |
1660 | install_element (OSPF_NODE, &pce_domain_cmd); |
1661 | install_element (OSPF_NODE, &no_pce_domain_cmd); | |
1662 | install_element (OSPF_NODE, &pce_neighbor_cmd); | |
1663 | install_element (OSPF_NODE, &no_pce_neighbor_cmd); | |
1664 | install_element (OSPF_NODE, &pce_cap_flag_cmd); | |
d7d73ffc | 1665 | install_element (OSPF_NODE, &no_pce_cap_flag_cmd); |
0ef4bcdc OD |
1666 | |
1667 | return; | |
1668 | } |