]>
Commit | Line | Data |
---|---|---|
132a782e | 1 | /* |
2 | * ospf_ldp_sync.c: OSPF LDP-IGP Sync handling routines | |
3 | * Copyright (C) 2020 Volta Networks, Inc. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify it | |
6 | * under the terms of the GNU General Public License as published by the Free | |
7 | * Software Foundation; either version 2 of the License, or (at your option) | |
8 | * any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
13 | * more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along | |
16 | * with this program; see the file COPYING; if not, write to the Free Software | |
17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
18 | */ | |
19 | ||
20 | #include <zebra.h> | |
21 | #include <string.h> | |
22 | ||
23 | #include "monotime.h" | |
24 | #include "memory.h" | |
25 | #include "thread.h" | |
26 | #include "prefix.h" | |
27 | #include "table.h" | |
28 | #include "vty.h" | |
29 | #include "command.h" | |
30 | #include "plist.h" | |
31 | #include "log.h" | |
32 | #include "zclient.h" | |
33 | #include <lib/json.h> | |
34 | #include "defaults.h" | |
35 | #include "ldp_sync.h" | |
36 | ||
37 | #include "ospfd.h" | |
38 | #include "ospf_interface.h" | |
39 | #include "ospf_vty.h" | |
40 | #include "ospf_ldp_sync.h" | |
41 | #include "ospf_dump.h" | |
42 | #include "ospf_ism.h" | |
43 | ||
44 | extern struct zclient *zclient; | |
45 | ||
46 | /* | |
47 | * LDP-SYNC msg between IGP and LDP | |
48 | */ | |
49 | int ospf_ldp_sync_state_update(struct ldp_igp_sync_if_state state) | |
50 | { | |
51 | struct ospf *ospf; | |
52 | struct interface *ifp; | |
53 | ||
54 | /* if ospf is not enabled or LDP-SYNC is not configured ignore */ | |
55 | ospf = ospf_lookup_by_vrf_id(VRF_DEFAULT); | |
56 | if (ospf == NULL || | |
57 | !CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_ENABLE)) | |
58 | return 0; | |
59 | ||
60 | /* received ldp-sync interface state from LDP */ | |
61 | ifp = if_lookup_by_index(state.ifindex, VRF_DEFAULT); | |
62 | if (ifp == NULL || if_is_loopback(ifp)) | |
63 | return 0; | |
64 | ||
65 | ols_debug("ldp_sync: rcvd %s from LDP if %s", | |
66 | state.sync_start ? "sync-start" : "sync-complete", | |
67 | ifp->name); | |
68 | if (state.sync_start) | |
69 | ospf_ldp_sync_if_start(ifp, false); | |
70 | else | |
71 | ospf_ldp_sync_if_complete(ifp); | |
72 | ||
73 | return 0; | |
74 | } | |
75 | ||
76 | int ospf_ldp_sync_announce_update(struct ldp_igp_sync_announce announce) | |
77 | { | |
78 | struct ospf *ospf; | |
79 | struct vrf *vrf; | |
80 | struct interface *ifp; | |
81 | ||
82 | /* if ospf is not enabled or LDP-SYNC is not configured ignore */ | |
83 | ospf = ospf_lookup_by_vrf_id(VRF_DEFAULT); | |
84 | if (ospf == NULL || | |
85 | !CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_ENABLE)) | |
86 | return 0; | |
87 | ||
88 | if (announce.proto != ZEBRA_ROUTE_LDP) | |
89 | return 0; | |
90 | ||
91 | ols_debug("ldp_sync: rcvd announce from LDP"); | |
92 | ||
93 | /* LDP just started up: | |
94 | * set cost to LSInfinity | |
95 | * send request to LDP for LDP-SYNC state for each interface | |
132a782e | 96 | */ |
97 | vrf = vrf_lookup_by_id(ospf->vrf_id); | |
98 | FOR_ALL_INTERFACES (vrf, ifp) | |
99 | ospf_ldp_sync_if_start(ifp, true); | |
100 | ||
132a782e | 101 | return 0; |
102 | } | |
103 | ||
104 | void ospf_ldp_sync_state_req_msg(struct interface *ifp) | |
105 | { | |
106 | struct ldp_igp_sync_if_state_req request; | |
107 | ||
108 | ols_debug("ldp_sync: send state request to LDP for %s", ifp->name); | |
109 | ||
dd53fd08 | 110 | memset(&request, 0, sizeof(request)); |
132a782e | 111 | strlcpy(request.name, ifp->name, sizeof(ifp->name)); |
112 | request.proto = LDP_IGP_SYNC_IF_STATE_REQUEST; | |
113 | request.ifindex = ifp->ifindex; | |
114 | ||
115 | zclient_send_opaque(zclient, LDP_IGP_SYNC_IF_STATE_REQUEST, | |
116 | (uint8_t *)&request, sizeof(request)); | |
117 | } | |
118 | ||
119 | /* | |
120 | * LDP-SYNC general interface routines | |
121 | */ | |
122 | void ospf_ldp_sync_if_init(struct ospf_interface *oi) | |
123 | { | |
124 | struct ospf_if_params *params; | |
125 | struct ldp_sync_info *ldp_sync_info; | |
126 | struct interface *ifp = oi->ifp; | |
127 | ||
128 | /* called when OSPF is configured on an interface: | |
129 | * if LDP-IGP Sync is configured globally set state | |
130 | * if ptop interface inform LDP LDP-SYNC is enabled | |
131 | */ | |
096f7609 IR |
132 | if (if_is_loopback(ifp) || (ifp->vrf->vrf_id != VRF_DEFAULT) |
133 | || !(CHECK_FLAG(oi->ospf->ldp_sync_cmd.flags, | |
134 | LDP_SYNC_FLAG_ENABLE))) | |
132a782e | 135 | return; |
136 | ||
137 | ols_debug("ldp_sync: init if %s",ifp->name); | |
138 | params = IF_DEF_PARAMS(ifp); | |
139 | if (params->ldp_sync_info == NULL) | |
140 | params->ldp_sync_info = ldp_sync_info_create(); | |
141 | ||
142 | ldp_sync_info = params->ldp_sync_info; | |
143 | ||
bd4f51b1 | 144 | /* specified on interface overrides global config. */ |
132a782e | 145 | if (!CHECK_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_HOLDDOWN)) |
146 | ldp_sync_info->holddown = oi->ospf->ldp_sync_cmd.holddown; | |
147 | ||
148 | if (!CHECK_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_IF_CONFIG)) | |
149 | ldp_sync_info->enabled = LDP_IGP_SYNC_ENABLED; | |
150 | ||
151 | if ((params->type == OSPF_IFTYPE_POINTOPOINT || | |
152 | if_is_pointopoint(ifp)) && | |
153 | ldp_sync_info->enabled == LDP_IGP_SYNC_ENABLED) | |
154 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_REQUIRED_NOT_UP; | |
155 | } | |
156 | ||
157 | void ospf_ldp_sync_if_start(struct interface *ifp, bool send_state_req) | |
158 | { | |
159 | struct ospf_if_params *params; | |
160 | struct ldp_sync_info *ldp_sync_info; | |
161 | ||
162 | if (if_is_loopback(ifp)) | |
163 | return; | |
164 | ||
165 | params = IF_DEF_PARAMS(ifp); | |
166 | ldp_sync_info = params->ldp_sync_info; | |
167 | ||
168 | /* Start LDP-SYNC on this interface: | |
169 | * set cost of interface to LSInfinity so traffic will use different | |
170 | * interface until LDP has learned all labels from peer | |
171 | * start holddown timer if configured | |
172 | * send msg to LDP to get LDP-SYNC state | |
173 | */ | |
174 | if (ldp_sync_info && | |
175 | ldp_sync_info->enabled == LDP_IGP_SYNC_ENABLED && | |
176 | ldp_sync_info->state != LDP_IGP_SYNC_STATE_NOT_REQUIRED) { | |
177 | ols_debug("ldp_sync: start on if %s state: %s", | |
178 | ifp->name, "Holding down until Sync"); | |
179 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_REQUIRED_NOT_UP; | |
180 | ospf_if_recalculate_output_cost(ifp); | |
181 | ospf_ldp_sync_holddown_timer_add(ifp); | |
182 | ||
183 | if (send_state_req) | |
184 | ospf_ldp_sync_state_req_msg(ifp); | |
185 | } | |
186 | } | |
187 | ||
188 | void ospf_ldp_sync_if_complete(struct interface *ifp) | |
189 | { | |
190 | struct ospf_if_params *params; | |
191 | struct ldp_sync_info *ldp_sync_info; | |
192 | ||
193 | if (if_is_loopback(ifp)) | |
194 | return; | |
195 | ||
196 | params = IF_DEF_PARAMS(ifp); | |
197 | ldp_sync_info = params->ldp_sync_info; | |
198 | ||
199 | /* received sync-complete from LDP: | |
200 | * set state to up | |
201 | * stop timer | |
202 | * restore interface cost to original value | |
203 | */ | |
204 | if (ldp_sync_info && ldp_sync_info->enabled == LDP_IGP_SYNC_ENABLED) { | |
205 | if (ldp_sync_info->state == LDP_IGP_SYNC_STATE_REQUIRED_NOT_UP) | |
206 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_REQUIRED_UP; | |
50478845 | 207 | THREAD_OFF(ldp_sync_info->t_holddown); |
132a782e | 208 | ospf_if_recalculate_output_cost(ifp); |
209 | } | |
210 | } | |
211 | ||
cb135cc9 KS |
212 | void ospf_ldp_sync_handle_client_close(struct zapi_client_close_info *info) |
213 | { | |
214 | struct ospf *ospf; | |
215 | struct vrf *vrf; | |
216 | struct interface *ifp; | |
217 | ||
218 | /* if ospf is not enabled or LDP-SYNC is not configured ignore */ | |
219 | ospf = ospf_lookup_by_vrf_id(VRF_DEFAULT); | |
220 | if (ospf == NULL | |
221 | || !CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_ENABLE)) | |
222 | return; | |
223 | ||
224 | /* Check if the LDP main client session closed */ | |
225 | if (info->proto != ZEBRA_ROUTE_LDP || info->session_id == 0) | |
226 | return; | |
227 | ||
228 | /* Handle the zebra notification that the LDP client session closed. | |
229 | * set cost to LSInfinity | |
230 | * send request to LDP for LDP-SYNC state for each interface | |
231 | */ | |
232 | zlog_err("ldp_sync: LDP down"); | |
233 | ||
234 | vrf = vrf_lookup_by_id(ospf->vrf_id); | |
235 | FOR_ALL_INTERFACES (vrf, ifp) | |
c3783ac0 | 236 | ospf_ldp_sync_ldp_fail(ifp); |
cb135cc9 KS |
237 | } |
238 | ||
132a782e | 239 | void ospf_ldp_sync_ldp_fail(struct interface *ifp) |
240 | { | |
241 | struct ospf_if_params *params; | |
242 | struct ldp_sync_info *ldp_sync_info; | |
243 | ||
244 | if (if_is_loopback(ifp)) | |
245 | return; | |
246 | ||
247 | params = IF_DEF_PARAMS(ifp); | |
248 | ldp_sync_info = params->ldp_sync_info; | |
249 | ||
cb135cc9 | 250 | /* LDP client close detected: |
132a782e | 251 | * stop holddown timer |
252 | * set cost of interface to LSInfinity so traffic will use different | |
253 | * interface until LDP has learned all labels from peer | |
254 | */ | |
255 | if (ldp_sync_info && | |
256 | ldp_sync_info->enabled == LDP_IGP_SYNC_ENABLED && | |
257 | ldp_sync_info->state != LDP_IGP_SYNC_STATE_NOT_REQUIRED) { | |
50478845 | 258 | THREAD_OFF(ldp_sync_info->t_holddown); |
132a782e | 259 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_REQUIRED_NOT_UP; |
260 | ospf_if_recalculate_output_cost(ifp); | |
261 | } | |
262 | } | |
263 | ||
264 | void ospf_ldp_sync_if_down(struct interface *ifp) | |
265 | { | |
266 | struct ospf_if_params *params; | |
267 | struct ldp_sync_info *ldp_sync_info; | |
268 | ||
269 | if (if_is_loopback(ifp)) | |
270 | return; | |
271 | ||
272 | params = IF_DEF_PARAMS(ifp); | |
273 | ldp_sync_info = params->ldp_sync_info; | |
274 | ||
275 | if (ldp_sync_if_down(ldp_sync_info) == false) | |
276 | return; | |
277 | ||
278 | ols_debug("ldp_sync: down on if %s", ifp->name); | |
279 | ||
280 | /* Interface down: | |
281 | * can occur from a link down or changing config | |
282 | * ospf network type change interface is brought down/up | |
283 | */ | |
284 | switch (ldp_sync_info->state) { | |
285 | case LDP_IGP_SYNC_STATE_REQUIRED_NOT_UP: | |
286 | case LDP_IGP_SYNC_STATE_REQUIRED_UP: | |
287 | if (params->type != OSPF_IFTYPE_POINTOPOINT && | |
288 | !if_is_pointopoint(ifp)) | |
289 | /* LDP-SYNC not able to run on non-ptop interface */ | |
290 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_NOT_REQUIRED; | |
291 | break; | |
292 | case LDP_IGP_SYNC_STATE_NOT_REQUIRED: | |
293 | if (params->type == OSPF_IFTYPE_POINTOPOINT || | |
294 | if_is_pointopoint(ifp)) | |
295 | /* LDP-SYNC is able to run on ptop interface */ | |
296 | ldp_sync_info->state = | |
297 | LDP_IGP_SYNC_STATE_REQUIRED_NOT_UP; | |
298 | break; | |
299 | default: | |
300 | break; | |
301 | } | |
302 | } | |
303 | ||
304 | void ospf_ldp_sync_if_remove(struct interface *ifp, bool remove) | |
305 | { | |
306 | struct ospf_if_params *params; | |
307 | struct ldp_sync_info *ldp_sync_info; | |
308 | ||
309 | params = IF_DEF_PARAMS(ifp); | |
310 | if (params->ldp_sync_info == NULL) | |
311 | return; | |
312 | ||
313 | ldp_sync_info = params->ldp_sync_info; | |
314 | ||
315 | /* Stop LDP-SYNC on this interface: | |
316 | * if holddown timer is running stop it | |
317 | * delete ldp instance on interface | |
318 | * restore cost | |
319 | */ | |
320 | ols_debug("ldp_sync: Removed from if %s", ifp->name); | |
50478845 MS |
321 | |
322 | THREAD_OFF(ldp_sync_info->t_holddown); | |
323 | ||
132a782e | 324 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_NOT_REQUIRED; |
325 | ospf_if_recalculate_output_cost(ifp); | |
326 | if (!CHECK_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_IF_CONFIG)) | |
327 | ldp_sync_info->enabled = LDP_IGP_SYNC_DEFAULT; | |
328 | if (remove) { | |
8998807f | 329 | ldp_sync_info_free(&ldp_sync_info); |
132a782e | 330 | params->ldp_sync_info = NULL; |
331 | } | |
332 | } | |
333 | ||
334 | static int ospf_ldp_sync_ism_change(struct ospf_interface *oi, int state, | |
335 | int old_state) | |
336 | { | |
337 | /* Terminal state or regression */ | |
338 | switch (state) { | |
339 | case ISM_PointToPoint: | |
340 | /* If LDP-SYNC is configure on interface then start */ | |
341 | ospf_ldp_sync_if_start(oi->ifp, true); | |
342 | break; | |
343 | case ISM_Down: | |
344 | /* If LDP-SYNC is configure on this interface then stop it */ | |
345 | ospf_ldp_sync_if_down(oi->ifp); | |
346 | break; | |
347 | default: | |
348 | break; | |
349 | } | |
350 | return 0; | |
351 | } | |
352 | ||
353 | /* | |
354 | * LDP-SYNC holddown timer routines | |
355 | */ | |
cc9f21da | 356 | static void ospf_ldp_sync_holddown_timer(struct thread *thread) |
132a782e | 357 | { |
358 | struct interface *ifp; | |
359 | struct ospf_if_params *params; | |
360 | struct ldp_sync_info *ldp_sync_info; | |
361 | ||
362 | /* holddown timer expired: | |
363 | * didn't receive msg from LDP indicating sync-complete | |
364 | * restore interface cost to original value | |
365 | */ | |
366 | ifp = THREAD_ARG(thread); | |
367 | params = IF_DEF_PARAMS(ifp); | |
368 | if (params->ldp_sync_info) { | |
369 | ldp_sync_info = params->ldp_sync_info; | |
370 | ||
371 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_REQUIRED_UP; | |
132a782e | 372 | |
373 | ols_debug("ldp_sync: holddown timer expired for %s state: %s", | |
374 | ifp->name, "Sync achieved"); | |
375 | ||
376 | ospf_if_recalculate_output_cost(ifp); | |
377 | } | |
132a782e | 378 | } |
379 | ||
380 | void ospf_ldp_sync_holddown_timer_add(struct interface *ifp) | |
381 | { | |
382 | struct ospf_if_params *params; | |
383 | struct ldp_sync_info *ldp_sync_info; | |
384 | ||
385 | params = IF_DEF_PARAMS(ifp); | |
386 | ldp_sync_info = params->ldp_sync_info; | |
387 | ||
388 | /* Start holddown timer: | |
389 | * this timer is used to keep interface cost at LSInfinity | |
390 | * once expires returns cost to original value | |
391 | * if timer is already running or holddown time is off just return | |
392 | */ | |
393 | if (ldp_sync_info->t_holddown || | |
394 | ldp_sync_info->holddown == LDP_IGP_SYNC_HOLDDOWN_DEFAULT) | |
395 | return; | |
396 | ||
397 | ols_debug("ldp_sync: start holddown timer for %s time %d", | |
398 | ifp->name, ldp_sync_info->holddown); | |
399 | ||
400 | thread_add_timer(master, ospf_ldp_sync_holddown_timer, | |
401 | ifp, ldp_sync_info->holddown, | |
402 | &ldp_sync_info->t_holddown); | |
403 | } | |
404 | ||
132a782e | 405 | /* |
406 | * LDP-SYNC exit routes. | |
407 | */ | |
408 | void ospf_ldp_sync_gbl_exit(struct ospf *ospf, bool remove) | |
409 | { | |
410 | struct interface *ifp; | |
411 | struct vrf *vrf; | |
412 | ||
413 | /* ospf is being removed | |
132a782e | 414 | * stop any holddown timers |
415 | */ | |
416 | if (CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_ENABLE)) { | |
417 | /* unregister with opaque client to recv LDP-IGP Sync msgs */ | |
418 | zclient_unregister_opaque(zclient, | |
419 | LDP_IGP_SYNC_IF_STATE_UPDATE); | |
420 | zclient_unregister_opaque(zclient, | |
421 | LDP_IGP_SYNC_ANNOUNCE_UPDATE); | |
132a782e | 422 | |
423 | /* disable LDP globally */ | |
424 | UNSET_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_ENABLE); | |
425 | UNSET_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_HOLDDOWN); | |
426 | ospf->ldp_sync_cmd.holddown = LDP_IGP_SYNC_HOLDDOWN_DEFAULT; | |
50478845 | 427 | |
132a782e | 428 | /* turn off LDP-IGP Sync on all OSPF interfaces */ |
429 | vrf = vrf_lookup_by_id(ospf->vrf_id); | |
430 | FOR_ALL_INTERFACES (vrf, ifp) | |
431 | ospf_ldp_sync_if_remove(ifp, remove); | |
432 | } | |
433 | } | |
434 | ||
435 | /* | |
436 | * LDP-SYNC routes used by set commands. | |
437 | */ | |
438 | void ospf_if_set_ldp_sync_enable(struct ospf *ospf, struct interface *ifp) | |
439 | { | |
440 | struct ospf_if_params *params; | |
441 | struct ldp_sync_info *ldp_sync_info; | |
442 | ||
443 | /* called when setting LDP-SYNC at the global level: | |
bd4f51b1 | 444 | * specified on interface overrides global config |
132a782e | 445 | * if ptop link send msg to LDP indicating ldp-sync enabled |
446 | */ | |
447 | if (if_is_loopback(ifp)) | |
448 | return; | |
449 | ||
450 | params = IF_DEF_PARAMS(ifp); | |
451 | if (params->ldp_sync_info == NULL) | |
452 | params->ldp_sync_info = ldp_sync_info_create(); | |
453 | ldp_sync_info = params->ldp_sync_info; | |
454 | ||
455 | /* config on interface, overrides global config. */ | |
456 | if (CHECK_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_IF_CONFIG)) | |
457 | if (ldp_sync_info->enabled != LDP_IGP_SYNC_ENABLED) | |
458 | return; | |
459 | ||
460 | ldp_sync_info->enabled = LDP_IGP_SYNC_ENABLED; | |
461 | ||
462 | ols_debug("ldp_sync: enable if %s", ifp->name); | |
463 | ||
464 | /* send message to LDP if ptop link */ | |
465 | if (params->type == OSPF_IFTYPE_POINTOPOINT || | |
466 | if_is_pointopoint(ifp)) { | |
467 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_REQUIRED_NOT_UP; | |
468 | ospf_ldp_sync_state_req_msg(ifp); | |
469 | } else { | |
470 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_NOT_REQUIRED; | |
471 | zlog_debug("ldp_sync: Sync only runs on P2P links %s", | |
472 | ifp->name); | |
473 | } | |
474 | } | |
475 | ||
476 | void ospf_if_set_ldp_sync_holddown(struct ospf *ospf, struct interface *ifp) | |
477 | { | |
478 | struct ospf_if_params *params; | |
479 | struct ldp_sync_info *ldp_sync_info; | |
480 | ||
481 | /* called when setting LDP-SYNC at the global level: | |
bd4f51b1 | 482 | * specified on interface overrides global config. |
132a782e | 483 | */ |
484 | if (if_is_loopback(ifp)) | |
485 | return; | |
486 | ||
487 | params = IF_DEF_PARAMS(ifp); | |
488 | if (params->ldp_sync_info == NULL) | |
489 | params->ldp_sync_info = ldp_sync_info_create(); | |
490 | ldp_sync_info = params->ldp_sync_info; | |
491 | ||
492 | /* config on interface, overrides global config. */ | |
493 | if (CHECK_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_HOLDDOWN)) | |
494 | return; | |
495 | if (CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_HOLDDOWN)) | |
496 | ldp_sync_info->holddown = ospf->ldp_sync_cmd.holddown; | |
497 | else | |
498 | ldp_sync_info->holddown = LDP_IGP_SYNC_HOLDDOWN_DEFAULT; | |
499 | } | |
500 | ||
501 | /* | |
502 | * LDP-SYNC routines used by show commands. | |
503 | */ | |
504 | ||
505 | void ospf_ldp_sync_show_info(struct vty *vty, struct ospf *ospf, | |
506 | json_object *json_vrf, bool use_json) | |
507 | { | |
508 | ||
509 | if (CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_ENABLE)) { | |
510 | if (use_json) { | |
77a2f8e5 DA |
511 | #if CONFDATE > 20230131 |
512 | CPP_NOTICE("Remove JSON object commands with keys starting with capital") | |
513 | #endif | |
132a782e | 514 | json_object_boolean_true_add(json_vrf, |
515 | "MplsLdpIgpSyncEnabled"); | |
77a2f8e5 DA |
516 | json_object_boolean_true_add(json_vrf, |
517 | "mplsLdpIgpSyncEnabled"); | |
132a782e | 518 | json_object_int_add(json_vrf, "MplsLdpIgpSyncHolddown", |
519 | ospf->ldp_sync_cmd.holddown); | |
77a2f8e5 DA |
520 | json_object_int_add(json_vrf, "mplsLdpIgpSyncHolddown", |
521 | ospf->ldp_sync_cmd.holddown); | |
132a782e | 522 | } else { |
523 | vty_out(vty, " MPLS LDP-IGP Sync is enabled\n"); | |
524 | if (ospf->ldp_sync_cmd.holddown == 0) | |
525 | vty_out(vty, | |
526 | " MPLS LDP-IGP Sync holddown timer is disabled\n"); | |
527 | else | |
528 | vty_out(vty, | |
529 | " MPLS LDP-IGP Sync holddown timer %d sec\n", | |
530 | ospf->ldp_sync_cmd.holddown); | |
531 | } | |
532 | } | |
533 | } | |
534 | ||
535 | static void show_ip_ospf_mpls_ldp_interface_sub(struct vty *vty, | |
536 | struct ospf_interface *oi, | |
537 | struct interface *ifp, | |
538 | json_object *json_interface_sub, | |
539 | bool use_json) | |
540 | { | |
541 | const char *ldp_state; | |
542 | struct ospf_if_params *params; | |
543 | char timebuf[OSPF_TIME_DUMP_SIZE]; | |
544 | struct ldp_sync_info *ldp_sync_info; | |
545 | ||
546 | params = IF_DEF_PARAMS(oi->ifp); | |
547 | if (params->ldp_sync_info == NULL) | |
548 | return; | |
549 | ||
550 | ldp_sync_info = params->ldp_sync_info; | |
551 | if (use_json) { | |
552 | if (ldp_sync_info->enabled == LDP_IGP_SYNC_ENABLED) | |
553 | json_object_boolean_true_add(json_interface_sub, | |
554 | "ldpIgpSyncEnabled"); | |
555 | else | |
556 | json_object_boolean_false_add(json_interface_sub, | |
557 | "ldpIgpSyncEnabled"); | |
558 | ||
559 | json_object_int_add(json_interface_sub, "holdDownTimeInSec", | |
560 | ldp_sync_info->holddown); | |
561 | ||
562 | } else { | |
563 | vty_out(vty, "%-10s\n", ifp->name); | |
564 | vty_out(vty, " LDP-IGP Synchronization enabled: %s\n", | |
565 | ldp_sync_info->enabled == LDP_IGP_SYNC_ENABLED | |
566 | ? "yes" | |
567 | : "no"); | |
568 | vty_out(vty, " Holddown timer in seconds: %u\n", | |
569 | ldp_sync_info->holddown); | |
570 | } | |
571 | ||
572 | switch (ldp_sync_info->state) { | |
573 | case LDP_IGP_SYNC_STATE_REQUIRED_UP: | |
574 | if (use_json) | |
575 | json_object_string_add(json_interface_sub, | |
576 | "ldpIgpSyncState", | |
577 | "Sync achieved"); | |
578 | else | |
579 | vty_out(vty, " State: Sync achieved\n"); | |
580 | break; | |
581 | case LDP_IGP_SYNC_STATE_REQUIRED_NOT_UP: | |
582 | if (ldp_sync_info->t_holddown != NULL) { | |
583 | if (use_json) { | |
584 | long time_store; | |
585 | ||
586 | time_store = monotime_until( | |
587 | &ldp_sync_info->t_holddown->u.sands, | |
588 | NULL) | |
589 | /1000LL; | |
590 | ||
591 | json_object_int_add(json_interface_sub, | |
592 | "ldpIgpSyncTimeRemainInMsec", | |
593 | time_store); | |
594 | ||
595 | json_object_string_add(json_interface_sub, | |
596 | "ldpIgpSyncState", | |
597 | "Holding down until Sync"); | |
598 | } else { | |
599 | vty_out(vty, | |
600 | " Holddown timer is running %s remaining\n", | |
601 | ospf_timer_dump( | |
602 | ldp_sync_info->t_holddown, | |
603 | timebuf, | |
604 | sizeof(timebuf))); | |
605 | ||
606 | vty_out(vty, | |
607 | " State: Holding down until Sync\n"); | |
608 | } | |
609 | } else { | |
610 | if (use_json) | |
611 | json_object_string_add(json_interface_sub, | |
612 | "ldpIgpSyncState", | |
613 | "Sync not achieved"); | |
614 | else | |
615 | vty_out(vty, " State: Sync not achieved\n"); | |
616 | } | |
617 | break; | |
618 | case LDP_IGP_SYNC_STATE_NOT_REQUIRED: | |
619 | default: | |
620 | if (IF_DEF_PARAMS(ifp)->type != OSPF_IFTYPE_POINTOPOINT && | |
621 | !if_is_pointopoint(ifp)) | |
622 | ldp_state = "Sync not required: non-p2p link"; | |
623 | else | |
624 | ldp_state = "Sync not required"; | |
625 | ||
626 | if (use_json) | |
627 | json_object_string_add(json_interface_sub, | |
628 | "ldpIgpSyncState", | |
629 | ldp_state); | |
630 | else | |
631 | vty_out(vty, " State: %s\n", ldp_state); | |
632 | break; | |
633 | } | |
634 | } | |
635 | ||
636 | static int show_ip_ospf_mpls_ldp_interface_common(struct vty *vty, | |
637 | struct ospf *ospf, | |
638 | char *intf_name, | |
639 | json_object *json, | |
640 | bool use_json) | |
641 | { | |
642 | struct interface *ifp; | |
643 | struct vrf *vrf = vrf_lookup_by_id(ospf->vrf_id); | |
644 | json_object *json_interface_sub = NULL; | |
645 | ||
646 | if (intf_name == NULL) { | |
647 | /* Show All Interfaces.*/ | |
648 | FOR_ALL_INTERFACES (vrf, ifp) { | |
649 | struct route_node *rn; | |
650 | struct ospf_interface *oi; | |
651 | ||
9919bec7 | 652 | if (ospf_oi_count(ifp) == 0 && !use_json) { |
653 | if (!if_is_up(ifp)) | |
654 | vty_out(vty, "%s\n Interface down\n", | |
655 | ifp->name); | |
132a782e | 656 | continue; |
9919bec7 | 657 | } |
132a782e | 658 | for (rn = route_top(IF_OIFS(ifp)); rn; |
659 | rn = route_next(rn)) { | |
660 | oi = rn->info; | |
661 | ||
662 | if (use_json) { | |
663 | json_interface_sub = | |
664 | json_object_new_object(); | |
665 | } | |
666 | show_ip_ospf_mpls_ldp_interface_sub( | |
667 | vty, oi, ifp, json_interface_sub, | |
668 | use_json); | |
669 | ||
670 | if (use_json) { | |
671 | json_object_object_add( | |
672 | json, ifp->name, | |
673 | json_interface_sub); | |
674 | } | |
675 | } | |
676 | } | |
677 | } else { | |
678 | /* Interface name is specified. */ | |
679 | ifp = if_lookup_by_name(intf_name, ospf->vrf_id); | |
680 | if (ifp != NULL) { | |
681 | struct route_node *rn; | |
682 | struct ospf_interface *oi; | |
683 | ||
684 | if (ospf_oi_count(ifp) == 0 && !use_json) { | |
9919bec7 | 685 | if (if_is_up(ifp)) |
686 | vty_out(vty, "%s\n OSPF not enabled\n", | |
687 | ifp->name); | |
688 | else | |
689 | vty_out(vty, "%s\n Interface down\n", | |
690 | ifp->name); | |
132a782e | 691 | return CMD_SUCCESS; |
692 | } | |
693 | for (rn = route_top(IF_OIFS(ifp)); rn; | |
694 | rn = route_next(rn)) { | |
695 | oi = rn->info; | |
696 | ||
697 | if (use_json) | |
698 | json_interface_sub = | |
699 | json_object_new_object(); | |
700 | ||
701 | show_ip_ospf_mpls_ldp_interface_sub( | |
702 | vty, oi, ifp, json_interface_sub, | |
703 | use_json); | |
704 | ||
705 | if (use_json) { | |
706 | json_object_object_add( | |
707 | json, ifp->name, | |
708 | json_interface_sub); | |
709 | } | |
710 | } | |
711 | } | |
712 | } | |
713 | return CMD_SUCCESS; | |
714 | } | |
715 | ||
716 | /* | |
717 | * Write the global LDP-SYNC configuration. | |
718 | */ | |
719 | void ospf_ldp_sync_write_config(struct vty *vty, struct ospf *ospf) | |
720 | { | |
721 | if (CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_ENABLE)) | |
722 | vty_out(vty, " mpls ldp-sync\n"); | |
723 | if (CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_HOLDDOWN)) | |
724 | vty_out(vty, " mpls ldp-sync holddown %u\n", | |
725 | ospf->ldp_sync_cmd.holddown); | |
726 | } | |
727 | ||
728 | /* | |
729 | * Write the interface LDP-SYNC configuration. | |
730 | */ | |
731 | void ospf_ldp_sync_if_write_config(struct vty *vty, | |
732 | struct ospf_if_params *params) | |
733 | ||
734 | { | |
735 | struct ldp_sync_info *ldp_sync_info; | |
736 | ||
737 | ldp_sync_info = params->ldp_sync_info; | |
738 | if (ldp_sync_info == NULL) | |
739 | return; | |
740 | ||
741 | if (CHECK_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_IF_CONFIG)) { | |
742 | if (ldp_sync_info->enabled == LDP_IGP_SYNC_ENABLED) | |
743 | vty_out(vty, " ip ospf mpls ldp-sync\n"); | |
744 | else | |
745 | vty_out(vty, " no ip ospf mpls ldp-sync\n"); | |
746 | } | |
747 | if (CHECK_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_HOLDDOWN)) | |
748 | vty_out(vty, " ip ospf mpls ldp-sync holddown %u\n", | |
749 | ldp_sync_info->holddown); | |
750 | } | |
751 | ||
752 | /* | |
753 | * LDP-SYNC commands. | |
754 | */ | |
755 | #ifndef VTYSH_EXTRACT_PL | |
756 | #include "ospfd/ospf_ldp_sync_clippy.c" | |
757 | #endif | |
758 | ||
759 | DEFPY (ospf_mpls_ldp_sync, | |
760 | ospf_mpls_ldp_sync_cmd, | |
761 | "mpls ldp-sync", | |
762 | "MPLS specific commands\n" | |
763 | "Enable MPLS LDP-IGP Sync\n") | |
764 | { | |
765 | VTY_DECLVAR_INSTANCE_CONTEXT(ospf, ospf); | |
766 | struct vrf *vrf = vrf_lookup_by_id(ospf->vrf_id); | |
767 | struct interface *ifp; | |
768 | ||
769 | if (ospf->vrf_id != VRF_DEFAULT) { | |
770 | vty_out(vty, "ldp-sync only runs on DEFAULT VRF\n"); | |
771 | return CMD_ERR_NOTHING_TODO; | |
772 | } | |
773 | ||
774 | /* register with opaque client to recv LDP-IGP Sync msgs */ | |
775 | zclient_register_opaque(zclient, LDP_IGP_SYNC_IF_STATE_UPDATE); | |
776 | zclient_register_opaque(zclient, LDP_IGP_SYNC_ANNOUNCE_UPDATE); | |
132a782e | 777 | |
778 | if (!CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_ENABLE)) { | |
779 | SET_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_ENABLE); | |
780 | /* turn on LDP-IGP Sync on all ptop OSPF interfaces */ | |
781 | FOR_ALL_INTERFACES (vrf, ifp) | |
782 | ospf_if_set_ldp_sync_enable(ospf, ifp); | |
783 | } | |
784 | return CMD_SUCCESS; | |
785 | } | |
786 | ||
787 | DEFPY (no_ospf_mpls_ldp_sync, | |
788 | no_ospf_mpls_ldp_sync_cmd, | |
789 | "no mpls ldp-sync", | |
790 | NO_STR | |
791 | "MPLS specific commands\n" | |
792 | "Disable MPLS LDP-IGP Sync\n") | |
793 | { | |
794 | VTY_DECLVAR_INSTANCE_CONTEXT(ospf, ospf); | |
795 | ospf_ldp_sync_gbl_exit(ospf, false); | |
796 | return CMD_SUCCESS; | |
797 | } | |
798 | ||
799 | DEFPY (ospf_mpls_ldp_sync_holddown, | |
800 | ospf_mpls_ldp_sync_holddown_cmd, | |
801 | "mpls ldp-sync holddown (1-10000)", | |
802 | "MPLS specific commands\n" | |
803 | "Enable MPLS LDP-IGP Sync\n" | |
804 | "Set holddown timer\n" | |
805 | "seconds\n") | |
806 | { | |
807 | VTY_DECLVAR_INSTANCE_CONTEXT(ospf, ospf); | |
808 | struct vrf *vrf = vrf_lookup_by_id(ospf->vrf_id); | |
809 | struct interface *ifp; | |
810 | ||
811 | if (ospf->vrf_id != VRF_DEFAULT) { | |
812 | vty_out(vty, "ldp-sync only runs on DEFAULT VRF\n"); | |
813 | return CMD_ERR_NOTHING_TODO; | |
814 | } | |
815 | ||
816 | SET_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_HOLDDOWN); | |
817 | ospf->ldp_sync_cmd.holddown = holddown; | |
818 | /* set holddown time on all OSPF interfaces */ | |
819 | FOR_ALL_INTERFACES (vrf, ifp) | |
820 | ospf_if_set_ldp_sync_holddown(ospf, ifp); | |
821 | ||
822 | return CMD_SUCCESS; | |
823 | } | |
824 | ||
825 | DEFPY (no_ospf_mpls_ldp_sync_holddown, | |
826 | no_ospf_mpls_ldp_sync_holddown_cmd, | |
827 | "no mpls ldp-sync holddown [<(1-10000)>]", | |
828 | NO_STR | |
829 | "MPLS specific commands\n" | |
830 | "Disable MPLS LDP-IGP Sync\n" | |
31011d9c IR |
831 | "holddown timer disable\n" |
832 | "Time in seconds\n") | |
132a782e | 833 | { |
834 | VTY_DECLVAR_INSTANCE_CONTEXT(ospf, ospf); | |
835 | struct vrf *vrf = vrf_lookup_by_id(ospf->vrf_id); | |
836 | struct interface *ifp; | |
837 | ||
838 | if (CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_HOLDDOWN)) { | |
839 | UNSET_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_HOLDDOWN); | |
840 | ospf->ldp_sync_cmd.holddown = LDP_IGP_SYNC_HOLDDOWN_DEFAULT; | |
841 | /* turn off holddown timer on all OSPF interfaces */ | |
842 | FOR_ALL_INTERFACES (vrf, ifp) | |
843 | ospf_if_set_ldp_sync_holddown(ospf, ifp); | |
844 | } | |
845 | return CMD_SUCCESS; | |
846 | } | |
847 | ||
848 | ||
849 | DEFPY (mpls_ldp_sync, | |
850 | mpls_ldp_sync_cmd, | |
851 | "ip ospf mpls ldp-sync", | |
852 | IP_STR | |
853 | "OSPF interface commands\n" | |
854 | MPLS_STR | |
132a782e | 855 | MPLS_LDP_SYNC_STR) |
856 | { | |
857 | VTY_DECLVAR_CONTEXT(interface, ifp); | |
858 | struct ospf_if_params *params; | |
859 | struct ldp_sync_info *ldp_sync_info; | |
860 | ||
861 | if (if_is_loopback(ifp)) { | |
862 | vty_out(vty, "ldp-sync does not run on loopback interface\n"); | |
863 | return CMD_ERR_NOTHING_TODO; | |
864 | } | |
865 | ||
096f7609 | 866 | if (ifp->vrf->vrf_id != VRF_DEFAULT) { |
132a782e | 867 | vty_out(vty, "ldp-sync only runs on DEFAULT VRF\n"); |
868 | return CMD_ERR_NOTHING_TODO; | |
869 | } | |
870 | ||
871 | params = IF_DEF_PARAMS(ifp); | |
872 | if (params->ldp_sync_info == NULL) | |
873 | params->ldp_sync_info = ldp_sync_info_create(); | |
874 | ||
875 | ldp_sync_info = params->ldp_sync_info; | |
876 | ||
877 | SET_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_IF_CONFIG); | |
878 | ldp_sync_info->enabled = LDP_IGP_SYNC_ENABLED; | |
879 | if (params->type == OSPF_IFTYPE_POINTOPOINT || if_is_pointopoint(ifp)) { | |
880 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_REQUIRED_NOT_UP; | |
881 | ospf_ldp_sync_state_req_msg(ifp); | |
882 | } else { | |
883 | zlog_debug("ldp_sync: only runs on P2P links %s", ifp->name); | |
884 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_NOT_REQUIRED; | |
885 | } | |
886 | return CMD_SUCCESS; | |
887 | } | |
888 | ||
889 | DEFPY (no_mpls_ldp_sync, | |
890 | no_mpls_ldp_sync_cmd, | |
891 | "no ip ospf mpls ldp-sync", | |
892 | NO_STR | |
893 | IP_STR | |
894 | "OSPF interface commands\n" | |
895 | MPLS_STR | |
896 | NO_MPLS_LDP_SYNC_STR) | |
897 | { | |
898 | VTY_DECLVAR_CONTEXT(interface, ifp); | |
899 | struct ospf_if_params *params; | |
900 | struct ldp_sync_info *ldp_sync_info; | |
901 | ||
902 | if (if_is_loopback(ifp)) { | |
903 | vty_out(vty, "ldp-sync: does not run on loopback interface\n"); | |
904 | return CMD_ERR_NOTHING_TODO; | |
905 | } | |
906 | ||
096f7609 | 907 | if (ifp->vrf->vrf_id != VRF_DEFAULT) { |
132a782e | 908 | vty_out(vty, "ldp-sync only runs on DEFAULT VRF\n"); |
909 | return CMD_ERR_NOTHING_TODO; | |
910 | } | |
911 | ||
912 | params = IF_DEF_PARAMS(ifp); | |
913 | if (params->ldp_sync_info == NULL) | |
914 | params->ldp_sync_info = ldp_sync_info_create(); | |
915 | ||
916 | ldp_sync_info = params->ldp_sync_info; | |
917 | ||
918 | /* disable LDP-SYNC on an interface | |
919 | * stop holddown timer if running | |
920 | * restore ospf cost | |
921 | */ | |
922 | SET_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_IF_CONFIG); | |
923 | ldp_sync_info->enabled = LDP_IGP_SYNC_DEFAULT; | |
924 | ldp_sync_info->state = LDP_IGP_SYNC_STATE_NOT_REQUIRED; | |
50478845 | 925 | THREAD_OFF(ldp_sync_info->t_holddown); |
132a782e | 926 | ospf_if_recalculate_output_cost(ifp); |
927 | ||
928 | return CMD_SUCCESS; | |
929 | } | |
930 | ||
931 | DEFPY (mpls_ldp_sync_holddown, | |
932 | mpls_ldp_sync_holddown_cmd, | |
933 | "ip ospf mpls ldp-sync holddown (0-10000)", | |
934 | IP_STR | |
935 | "OSPF interface commands\n" | |
936 | MPLS_STR | |
937 | MPLS_LDP_SYNC_STR | |
938 | "Time to wait for LDP-SYNC to occur before restoring interface cost\n" | |
939 | "Time in seconds\n") | |
940 | { | |
941 | VTY_DECLVAR_CONTEXT(interface, ifp); | |
942 | struct ospf_if_params *params; | |
943 | struct ldp_sync_info *ldp_sync_info; | |
944 | ||
945 | if (if_is_loopback(ifp)) { | |
946 | vty_out(vty, "ldp-sync: does not run on loopback interface\n"); | |
947 | return CMD_ERR_NOTHING_TODO; | |
948 | } | |
949 | ||
096f7609 | 950 | if (ifp->vrf->vrf_id != VRF_DEFAULT) { |
132a782e | 951 | vty_out(vty, "ldp-sync only runs on DEFAULT VRF\n"); |
952 | return CMD_ERR_NOTHING_TODO; | |
953 | } | |
954 | ||
955 | params = IF_DEF_PARAMS(ifp); | |
956 | if (params->ldp_sync_info == NULL) | |
957 | params->ldp_sync_info = ldp_sync_info_create(); | |
958 | ||
959 | ldp_sync_info = params->ldp_sync_info; | |
960 | ||
961 | SET_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_HOLDDOWN); | |
962 | ldp_sync_info->holddown = holddown; | |
963 | ||
964 | return CMD_SUCCESS; | |
965 | } | |
966 | ||
967 | DEFPY (no_mpls_ldp_sync_holddown, | |
968 | no_mpls_ldp_sync_holddown_cmd, | |
969 | "no ip ospf mpls ldp-sync holddown [<(1-10000)>]", | |
970 | NO_STR | |
971 | IP_STR | |
972 | "OSPF interface commands\n" | |
973 | MPLS_STR | |
974 | NO_MPLS_LDP_SYNC_STR | |
31011d9c IR |
975 | NO_MPLS_LDP_SYNC_HOLDDOWN_STR |
976 | "Time in seconds\n") | |
132a782e | 977 | { |
978 | VTY_DECLVAR_CONTEXT(interface, ifp); | |
979 | struct ospf_if_params *params; | |
980 | struct ldp_sync_info *ldp_sync_info; | |
981 | struct ospf *ospf; | |
982 | ||
983 | if (if_is_loopback(ifp)) { | |
984 | vty_out(vty, "ldp-sync: does not run on loopback interface\n"); | |
985 | return CMD_ERR_NOTHING_TODO; | |
986 | } | |
987 | ||
096f7609 | 988 | if (ifp->vrf->vrf_id != VRF_DEFAULT) { |
132a782e | 989 | vty_out(vty, "ldp-sync only runs on DEFAULT VRF\n"); |
990 | return CMD_ERR_NOTHING_TODO; | |
991 | } | |
992 | ||
993 | params = IF_DEF_PARAMS(ifp); | |
994 | ldp_sync_info = params->ldp_sync_info; | |
995 | if (ldp_sync_info == NULL) | |
996 | return CMD_SUCCESS; | |
997 | ||
998 | /* use global configured value if set */ | |
999 | if (CHECK_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_HOLDDOWN)) { | |
1000 | UNSET_FLAG(ldp_sync_info->flags, LDP_SYNC_FLAG_HOLDDOWN); | |
1001 | ospf = ospf_lookup_by_vrf_id(VRF_DEFAULT); | |
1002 | if (ospf && CHECK_FLAG(ospf->ldp_sync_cmd.flags, | |
1003 | LDP_SYNC_FLAG_HOLDDOWN)) | |
1004 | ldp_sync_info->holddown = ospf->ldp_sync_cmd.holddown; | |
1005 | else | |
1006 | ldp_sync_info->holddown = LDP_IGP_SYNC_HOLDDOWN_DEFAULT; | |
1007 | } | |
1008 | return CMD_SUCCESS; | |
1009 | } | |
1010 | ||
1011 | DEFPY (show_ip_ospf_mpls_ldp_interface, | |
1012 | show_ip_ospf_mpls_ldp_interface_cmd, | |
1013 | "show ip ospf mpls ldp-sync [interface <INTERFACE|all>] [json]", | |
1014 | SHOW_STR | |
1015 | IP_STR | |
1016 | "OSPF information\n" | |
1017 | MPLS_STR | |
1018 | "LDP-IGP Sync information\n" | |
31011d9c | 1019 | "Interface information\n" |
132a782e | 1020 | "Interface name\n" |
31011d9c | 1021 | "All interfaces\n" |
132a782e | 1022 | JSON_STR) |
1023 | { | |
1024 | struct ospf *ospf; | |
1025 | bool uj = use_json(argc, argv); | |
1026 | char *intf_name = NULL; | |
1027 | int ret = CMD_SUCCESS; | |
1028 | int idx_intf = 0; | |
1029 | json_object *json = NULL; | |
1030 | ||
1031 | if (argv_find(argv, argc, "INTERFACE", &idx_intf)) | |
1032 | intf_name = argv[idx_intf]->arg; | |
1033 | ||
1034 | if (uj) | |
1035 | json = json_object_new_object(); | |
1036 | ||
1037 | /* Display default ospf (instance 0) info */ | |
1038 | ospf = ospf_lookup_by_vrf_id(VRF_DEFAULT); | |
1039 | if (ospf == NULL || !ospf->oi_running) { | |
c48349e3 | 1040 | if (uj) |
92ef0078 | 1041 | vty_json(vty, json); |
c48349e3 | 1042 | else |
132a782e | 1043 | vty_out(vty, "%% OSPF instance not found\n"); |
1044 | return CMD_SUCCESS; | |
1045 | } | |
1046 | ||
1047 | if (!CHECK_FLAG(ospf->ldp_sync_cmd.flags, LDP_SYNC_FLAG_ENABLE)) { | |
c48349e3 | 1048 | if (uj) |
92ef0078 | 1049 | vty_json(vty, json); |
c48349e3 | 1050 | else |
132a782e | 1051 | vty_out(vty, "LDP-sync is disabled\n"); |
1052 | return CMD_SUCCESS; | |
1053 | } | |
1054 | ||
1055 | ret = show_ip_ospf_mpls_ldp_interface_common(vty, ospf, intf_name, | |
1056 | json, uj); | |
c48349e3 | 1057 | if (uj) |
92ef0078 | 1058 | vty_json(vty, json); |
132a782e | 1059 | |
1060 | return ret; | |
1061 | } | |
1062 | ||
1063 | void ospf_ldp_sync_init(void) | |
1064 | { | |
1065 | /* Install global ldp-igp sync commands */ | |
1066 | install_element(OSPF_NODE, &ospf_mpls_ldp_sync_cmd); | |
1067 | install_element(OSPF_NODE, &no_ospf_mpls_ldp_sync_cmd); | |
1068 | install_element(OSPF_NODE, &ospf_mpls_ldp_sync_holddown_cmd); | |
1069 | install_element(OSPF_NODE, &no_ospf_mpls_ldp_sync_holddown_cmd); | |
1070 | ||
1071 | /* Interface lsp-igp sync commands */ | |
1072 | install_element(INTERFACE_NODE, &mpls_ldp_sync_cmd); | |
1073 | install_element(INTERFACE_NODE, &no_mpls_ldp_sync_cmd); | |
1074 | install_element(INTERFACE_NODE, &mpls_ldp_sync_holddown_cmd); | |
1075 | install_element(INTERFACE_NODE, &no_mpls_ldp_sync_holddown_cmd); | |
1076 | ||
1077 | /* "show ip ospf mpls ldp interface" commands. */ | |
1078 | install_element(VIEW_NODE, &show_ip_ospf_mpls_ldp_interface_cmd); | |
1079 | ||
1080 | hook_register(ospf_ism_change, ospf_ldp_sync_ism_change); | |
1081 | ||
1082 | } |