Annotation of embedaddon/quagga/ospf6d/ospf6_neighbor.c, revision 1.1.1.2
1.1 misho 1: /*
2: * Copyright (C) 2003 Yasuhiro Ohara
3: *
4: * This file is part of GNU Zebra.
5: *
6: * GNU Zebra is free software; you can redistribute it and/or modify it
7: * under the terms of the GNU General Public License as published by the
8: * Free Software Foundation; either version 2, or (at your option) any
9: * later version.
10: *
11: * GNU Zebra is distributed in the hope that it will be useful, but
12: * WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * General Public License for more details.
15: *
16: * You should have received a copy of the GNU General Public License
17: * along with GNU Zebra; see the file COPYING. If not, write to the
18: * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19: * Boston, MA 02111-1307, USA.
20: */
21:
22: #include <zebra.h>
23:
24: #include "log.h"
25: #include "memory.h"
26: #include "thread.h"
27: #include "linklist.h"
28: #include "vty.h"
29: #include "command.h"
30:
31: #include "ospf6_proto.h"
32: #include "ospf6_lsa.h"
33: #include "ospf6_lsdb.h"
34: #include "ospf6_message.h"
35: #include "ospf6_top.h"
36: #include "ospf6_area.h"
37: #include "ospf6_interface.h"
38: #include "ospf6_neighbor.h"
39: #include "ospf6_intra.h"
40: #include "ospf6_flood.h"
41: #include "ospf6d.h"
42:
43: unsigned char conf_debug_ospf6_neighbor = 0;
44:
45: const char *ospf6_neighbor_state_str[] =
46: { "None", "Down", "Attempt", "Init", "Twoway", "ExStart", "ExChange",
47: "Loading", "Full", NULL };
48:
49: int
50: ospf6_neighbor_cmp (void *va, void *vb)
51: {
52: struct ospf6_neighbor *ona = (struct ospf6_neighbor *) va;
53: struct ospf6_neighbor *onb = (struct ospf6_neighbor *) vb;
54: return (ntohl (ona->router_id) < ntohl (onb->router_id) ? -1 : 1);
55: }
56:
57: struct ospf6_neighbor *
58: ospf6_neighbor_lookup (u_int32_t router_id,
59: struct ospf6_interface *oi)
60: {
61: struct listnode *n;
62: struct ospf6_neighbor *on;
63:
64: for (ALL_LIST_ELEMENTS_RO (oi->neighbor_list, n, on))
65: if (on->router_id == router_id)
66: return on;
67:
68: return (struct ospf6_neighbor *) NULL;
69: }
70:
71: /* create ospf6_neighbor */
72: struct ospf6_neighbor *
73: ospf6_neighbor_create (u_int32_t router_id, struct ospf6_interface *oi)
74: {
75: struct ospf6_neighbor *on;
76: char buf[16];
77:
78: on = (struct ospf6_neighbor *)
79: XMALLOC (MTYPE_OSPF6_NEIGHBOR, sizeof (struct ospf6_neighbor));
80: if (on == NULL)
81: {
82: zlog_warn ("neighbor: malloc failed");
83: return NULL;
84: }
85:
86: memset (on, 0, sizeof (struct ospf6_neighbor));
87: inet_ntop (AF_INET, &router_id, buf, sizeof (buf));
88: snprintf (on->name, sizeof (on->name), "%s%%%s",
89: buf, oi->interface->name);
90: on->ospf6_if = oi;
91: on->state = OSPF6_NEIGHBOR_DOWN;
1.1.1.2 ! misho 92: on->state_change = 0;
1.1 misho 93: quagga_gettime (QUAGGA_CLK_MONOTONIC, &on->last_changed);
94: on->router_id = router_id;
95:
96: on->summary_list = ospf6_lsdb_create (on);
97: on->request_list = ospf6_lsdb_create (on);
98: on->retrans_list = ospf6_lsdb_create (on);
99:
100: on->dbdesc_list = ospf6_lsdb_create (on);
101: on->lsreq_list = ospf6_lsdb_create (on);
102: on->lsupdate_list = ospf6_lsdb_create (on);
103: on->lsack_list = ospf6_lsdb_create (on);
104:
105: listnode_add_sort (oi->neighbor_list, on);
106: return on;
107: }
108:
109: void
110: ospf6_neighbor_delete (struct ospf6_neighbor *on)
111: {
112: struct ospf6_lsa *lsa;
113:
114: ospf6_lsdb_remove_all (on->summary_list);
115: ospf6_lsdb_remove_all (on->request_list);
116: for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
117: lsa = ospf6_lsdb_next (lsa))
118: {
119: ospf6_decrement_retrans_count (lsa);
120: ospf6_lsdb_remove (lsa, on->retrans_list);
121: }
122:
123: ospf6_lsdb_remove_all (on->dbdesc_list);
124: ospf6_lsdb_remove_all (on->lsreq_list);
125: ospf6_lsdb_remove_all (on->lsupdate_list);
126: ospf6_lsdb_remove_all (on->lsack_list);
127:
128: ospf6_lsdb_delete (on->summary_list);
129: ospf6_lsdb_delete (on->request_list);
130: ospf6_lsdb_delete (on->retrans_list);
131:
132: ospf6_lsdb_delete (on->dbdesc_list);
133: ospf6_lsdb_delete (on->lsreq_list);
134: ospf6_lsdb_delete (on->lsupdate_list);
135: ospf6_lsdb_delete (on->lsack_list);
136:
137: THREAD_OFF (on->inactivity_timer);
138:
139: THREAD_OFF (on->thread_send_dbdesc);
140: THREAD_OFF (on->thread_send_lsreq);
141: THREAD_OFF (on->thread_send_lsupdate);
142: THREAD_OFF (on->thread_send_lsack);
143:
144: XFREE (MTYPE_OSPF6_NEIGHBOR, on);
145: }
146:
147: static void
148: ospf6_neighbor_state_change (u_char next_state, struct ospf6_neighbor *on)
149: {
150: u_char prev_state;
151:
152: prev_state = on->state;
153: on->state = next_state;
154:
155: if (prev_state == next_state)
156: return;
157:
1.1.1.2 ! misho 158: on->state_change++;
1.1 misho 159: quagga_gettime (QUAGGA_CLK_MONOTONIC, &on->last_changed);
160:
161: /* log */
162: if (IS_OSPF6_DEBUG_NEIGHBOR (STATE))
163: {
164: zlog_debug ("Neighbor state change %s: [%s]->[%s]", on->name,
165: ospf6_neighbor_state_str[prev_state],
166: ospf6_neighbor_state_str[next_state]);
167: }
168:
169: if (prev_state == OSPF6_NEIGHBOR_FULL || next_state == OSPF6_NEIGHBOR_FULL)
170: {
171: OSPF6_ROUTER_LSA_SCHEDULE (on->ospf6_if->area);
172: if (on->ospf6_if->state == OSPF6_INTERFACE_DR)
173: {
174: OSPF6_NETWORK_LSA_SCHEDULE (on->ospf6_if);
175: OSPF6_INTRA_PREFIX_LSA_SCHEDULE_TRANSIT (on->ospf6_if);
176: }
177: OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB (on->ospf6_if->area);
178: }
179:
180: if ((prev_state == OSPF6_NEIGHBOR_EXCHANGE ||
181: prev_state == OSPF6_NEIGHBOR_LOADING) &&
182: (next_state != OSPF6_NEIGHBOR_EXCHANGE &&
183: next_state != OSPF6_NEIGHBOR_LOADING))
184: ospf6_maxage_remove (on->ospf6_if->area->ospf6);
1.1.1.2 ! misho 185:
! 186: #ifdef HAVE_SNMP
! 187: /* Terminal state or regression */
! 188: if ((next_state == OSPF6_NEIGHBOR_FULL) ||
! 189: (next_state == OSPF6_NEIGHBOR_TWOWAY) ||
! 190: (next_state < prev_state))
! 191: ospf6TrapNbrStateChange (on);
! 192: #endif
! 193:
1.1 misho 194: }
195:
196: /* RFC2328 section 10.4 */
197: static int
198: need_adjacency (struct ospf6_neighbor *on)
199: {
200: if (on->ospf6_if->state == OSPF6_INTERFACE_POINTTOPOINT ||
201: on->ospf6_if->state == OSPF6_INTERFACE_DR ||
202: on->ospf6_if->state == OSPF6_INTERFACE_BDR)
203: return 1;
204:
205: if (on->ospf6_if->drouter == on->router_id ||
206: on->ospf6_if->bdrouter == on->router_id)
207: return 1;
208:
209: return 0;
210: }
211:
212: int
213: hello_received (struct thread *thread)
214: {
215: struct ospf6_neighbor *on;
216:
217: on = (struct ospf6_neighbor *) THREAD_ARG (thread);
218: assert (on);
219:
220: if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
221: zlog_debug ("Neighbor Event %s: *HelloReceived*", on->name);
222:
223: /* reset Inactivity Timer */
224: THREAD_OFF (on->inactivity_timer);
225: on->inactivity_timer = thread_add_timer (master, inactivity_timer, on,
226: on->ospf6_if->dead_interval);
227:
228: if (on->state <= OSPF6_NEIGHBOR_DOWN)
229: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_INIT, on);
230:
231: return 0;
232: }
233:
234: int
235: twoway_received (struct thread *thread)
236: {
237: struct ospf6_neighbor *on;
238:
239: on = (struct ospf6_neighbor *) THREAD_ARG (thread);
240: assert (on);
241:
242: if (on->state > OSPF6_NEIGHBOR_INIT)
243: return 0;
244:
245: if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
246: zlog_debug ("Neighbor Event %s: *2Way-Received*", on->name);
247:
248: thread_add_event (master, neighbor_change, on->ospf6_if, 0);
249:
250: if (! need_adjacency (on))
251: {
252: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_TWOWAY, on);
253: return 0;
254: }
255:
256: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_EXSTART, on);
257: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MSBIT);
258: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MBIT);
259: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_IBIT);
260:
261: THREAD_OFF (on->thread_send_dbdesc);
262: on->thread_send_dbdesc =
263: thread_add_event (master, ospf6_dbdesc_send, on, 0);
264:
265: return 0;
266: }
267:
268: int
269: negotiation_done (struct thread *thread)
270: {
271: struct ospf6_neighbor *on;
272: struct ospf6_lsa *lsa;
273:
274: on = (struct ospf6_neighbor *) THREAD_ARG (thread);
275: assert (on);
276:
277: if (on->state != OSPF6_NEIGHBOR_EXSTART)
278: return 0;
279:
280: if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
281: zlog_debug ("Neighbor Event %s: *NegotiationDone*", on->name);
282:
283: /* clear ls-list */
284: ospf6_lsdb_remove_all (on->summary_list);
285: ospf6_lsdb_remove_all (on->request_list);
286: for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
287: lsa = ospf6_lsdb_next (lsa))
288: {
289: ospf6_decrement_retrans_count (lsa);
290: ospf6_lsdb_remove (lsa, on->retrans_list);
291: }
292:
293: /* Interface scoped LSAs */
294: for (lsa = ospf6_lsdb_head (on->ospf6_if->lsdb); lsa;
295: lsa = ospf6_lsdb_next (lsa))
296: {
297: if (OSPF6_LSA_IS_MAXAGE (lsa))
298: {
299: ospf6_increment_retrans_count (lsa);
300: ospf6_lsdb_add (ospf6_lsa_copy (lsa), on->retrans_list);
301: }
302: else
303: ospf6_lsdb_add (ospf6_lsa_copy (lsa), on->summary_list);
304: }
305:
306: /* Area scoped LSAs */
307: for (lsa = ospf6_lsdb_head (on->ospf6_if->area->lsdb); lsa;
308: lsa = ospf6_lsdb_next (lsa))
309: {
310: if (OSPF6_LSA_IS_MAXAGE (lsa))
311: {
312: ospf6_increment_retrans_count (lsa);
313: ospf6_lsdb_add (ospf6_lsa_copy (lsa), on->retrans_list);
314: }
315: else
316: ospf6_lsdb_add (ospf6_lsa_copy (lsa), on->summary_list);
317: }
318:
319: /* AS scoped LSAs */
320: for (lsa = ospf6_lsdb_head (on->ospf6_if->area->ospf6->lsdb); lsa;
321: lsa = ospf6_lsdb_next (lsa))
322: {
323: if (OSPF6_LSA_IS_MAXAGE (lsa))
324: {
325: ospf6_increment_retrans_count (lsa);
326: ospf6_lsdb_add (ospf6_lsa_copy (lsa), on->retrans_list);
327: }
328: else
329: ospf6_lsdb_add (ospf6_lsa_copy (lsa), on->summary_list);
330: }
331:
332: UNSET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_IBIT);
333: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_EXCHANGE, on);
334:
335: return 0;
336: }
337:
338: int
339: exchange_done (struct thread *thread)
340: {
341: struct ospf6_neighbor *on;
342:
343: on = (struct ospf6_neighbor *) THREAD_ARG (thread);
344: assert (on);
345:
346: if (on->state != OSPF6_NEIGHBOR_EXCHANGE)
347: return 0;
348:
349: if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
350: zlog_debug ("Neighbor Event %s: *ExchangeDone*", on->name);
351:
352: THREAD_OFF (on->thread_send_dbdesc);
353: ospf6_lsdb_remove_all (on->dbdesc_list);
354:
355: /* XXX
356: thread_add_timer (master, ospf6_neighbor_last_dbdesc_release, on,
357: on->ospf6_if->dead_interval);
358: */
359:
360: if (on->request_list->count == 0)
361: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_FULL, on);
362: else
363: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_LOADING, on);
364:
365: return 0;
366: }
367:
368: int
369: loading_done (struct thread *thread)
370: {
371: struct ospf6_neighbor *on;
372:
373: on = (struct ospf6_neighbor *) THREAD_ARG (thread);
374: assert (on);
375:
376: if (on->state != OSPF6_NEIGHBOR_LOADING)
377: return 0;
378:
379: if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
380: zlog_debug ("Neighbor Event %s: *LoadingDone*", on->name);
381:
382: assert (on->request_list->count == 0);
383:
384: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_FULL, on);
385:
386: return 0;
387: }
388:
389: int
390: adj_ok (struct thread *thread)
391: {
392: struct ospf6_neighbor *on;
393: struct ospf6_lsa *lsa;
394:
395: on = (struct ospf6_neighbor *) THREAD_ARG (thread);
396: assert (on);
397:
398: if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
399: zlog_debug ("Neighbor Event %s: *AdjOK?*", on->name);
400:
401: if (on->state == OSPF6_NEIGHBOR_TWOWAY && need_adjacency (on))
402: {
403: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_EXSTART, on);
404: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MSBIT);
405: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MBIT);
406: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_IBIT);
407:
408: THREAD_OFF (on->thread_send_dbdesc);
409: on->thread_send_dbdesc =
410: thread_add_event (master, ospf6_dbdesc_send, on, 0);
411:
412: }
413: else if (on->state >= OSPF6_NEIGHBOR_EXSTART &&
414: ! need_adjacency (on))
415: {
416: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_TWOWAY, on);
417: ospf6_lsdb_remove_all (on->summary_list);
418: ospf6_lsdb_remove_all (on->request_list);
419: for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
420: lsa = ospf6_lsdb_next (lsa))
421: {
422: ospf6_decrement_retrans_count (lsa);
423: ospf6_lsdb_remove (lsa, on->retrans_list);
424: }
425: }
426:
427: return 0;
428: }
429:
430: int
431: seqnumber_mismatch (struct thread *thread)
432: {
433: struct ospf6_neighbor *on;
434: struct ospf6_lsa *lsa;
435:
436: on = (struct ospf6_neighbor *) THREAD_ARG (thread);
437: assert (on);
438:
439: if (on->state < OSPF6_NEIGHBOR_EXCHANGE)
440: return 0;
441:
442: if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
443: zlog_debug ("Neighbor Event %s: *SeqNumberMismatch*", on->name);
444:
445: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_EXSTART, on);
446: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MSBIT);
447: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MBIT);
448: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_IBIT);
449:
450: ospf6_lsdb_remove_all (on->summary_list);
451: ospf6_lsdb_remove_all (on->request_list);
452: for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
453: lsa = ospf6_lsdb_next (lsa))
454: {
455: ospf6_decrement_retrans_count (lsa);
456: ospf6_lsdb_remove (lsa, on->retrans_list);
457: }
458:
459: THREAD_OFF (on->thread_send_dbdesc);
460: on->thread_send_dbdesc =
461: thread_add_event (master, ospf6_dbdesc_send, on, 0);
462:
463: return 0;
464: }
465:
466: int
467: bad_lsreq (struct thread *thread)
468: {
469: struct ospf6_neighbor *on;
470: struct ospf6_lsa *lsa;
471:
472: on = (struct ospf6_neighbor *) THREAD_ARG (thread);
473: assert (on);
474:
475: if (on->state < OSPF6_NEIGHBOR_EXCHANGE)
476: return 0;
477:
478: if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
479: zlog_debug ("Neighbor Event %s: *BadLSReq*", on->name);
480:
481: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_EXSTART, on);
482: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MSBIT);
483: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MBIT);
484: SET_FLAG (on->dbdesc_bits, OSPF6_DBDESC_IBIT);
485:
486: ospf6_lsdb_remove_all (on->summary_list);
487: ospf6_lsdb_remove_all (on->request_list);
488: for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
489: lsa = ospf6_lsdb_next (lsa))
490: {
491: ospf6_decrement_retrans_count (lsa);
492: ospf6_lsdb_remove (lsa, on->retrans_list);
493: }
494:
495: THREAD_OFF (on->thread_send_dbdesc);
496: on->thread_send_dbdesc =
497: thread_add_event (master, ospf6_dbdesc_send, on, 0);
498:
499: return 0;
500: }
501:
502: int
503: oneway_received (struct thread *thread)
504: {
505: struct ospf6_neighbor *on;
506: struct ospf6_lsa *lsa;
507:
508: on = (struct ospf6_neighbor *) THREAD_ARG (thread);
509: assert (on);
510:
511: if (on->state < OSPF6_NEIGHBOR_TWOWAY)
512: return 0;
513:
514: if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
515: zlog_debug ("Neighbor Event %s: *1Way-Received*", on->name);
516:
517: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_INIT, on);
518: thread_add_event (master, neighbor_change, on->ospf6_if, 0);
519:
520: ospf6_lsdb_remove_all (on->summary_list);
521: ospf6_lsdb_remove_all (on->request_list);
522: for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
523: lsa = ospf6_lsdb_next (lsa))
524: {
525: ospf6_decrement_retrans_count (lsa);
526: ospf6_lsdb_remove (lsa, on->retrans_list);
527: }
528:
529: THREAD_OFF (on->thread_send_dbdesc);
530: THREAD_OFF (on->thread_send_lsreq);
531: THREAD_OFF (on->thread_send_lsupdate);
532: THREAD_OFF (on->thread_send_lsack);
533:
534: return 0;
535: }
536:
537: int
538: inactivity_timer (struct thread *thread)
539: {
540: struct ospf6_neighbor *on;
541:
542: on = (struct ospf6_neighbor *) THREAD_ARG (thread);
543: assert (on);
544:
545: if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
546: zlog_debug ("Neighbor Event %s: *InactivityTimer*", on->name);
547:
548: on->inactivity_timer = NULL;
549: on->drouter = on->prev_drouter = 0;
550: on->bdrouter = on->prev_bdrouter = 0;
551:
552: ospf6_neighbor_state_change (OSPF6_NEIGHBOR_DOWN, on);
553: thread_add_event (master, neighbor_change, on->ospf6_if, 0);
554:
555: listnode_delete (on->ospf6_if->neighbor_list, on);
556: ospf6_neighbor_delete (on);
557:
558: return 0;
559: }
560:
561:
562:
563: /* vty functions */
564: /* show neighbor structure */
565: static void
566: ospf6_neighbor_show (struct vty *vty, struct ospf6_neighbor *on)
567: {
568: char router_id[16];
569: char duration[16];
570: struct timeval now, res;
571: char nstate[16];
572: char deadtime[16];
573: long h, m, s;
574:
575: /* Router-ID (Name) */
576: inet_ntop (AF_INET, &on->router_id, router_id, sizeof (router_id));
577: #ifdef HAVE_GETNAMEINFO
578: {
579: }
580: #endif /*HAVE_GETNAMEINFO*/
581:
582: quagga_gettime (QUAGGA_CLK_MONOTONIC, &now);
583:
584: /* Dead time */
585: h = m = s = 0;
586: if (on->inactivity_timer)
587: {
588: s = on->inactivity_timer->u.sands.tv_sec - recent_relative_time().tv_sec;
589: h = s / 3600;
590: s -= h * 3600;
591: m = s / 60;
592: s -= m * 60;
593: }
594: snprintf (deadtime, sizeof (deadtime), "%02ld:%02ld:%02ld", h, m, s);
595:
596: /* Neighbor State */
597: if (if_is_pointopoint (on->ospf6_if->interface))
598: snprintf (nstate, sizeof (nstate), "PointToPoint");
599: else
600: {
601: if (on->router_id == on->drouter)
602: snprintf (nstate, sizeof (nstate), "DR");
603: else if (on->router_id == on->bdrouter)
604: snprintf (nstate, sizeof (nstate), "BDR");
605: else
606: snprintf (nstate, sizeof (nstate), "DROther");
607: }
608:
609: /* Duration */
610: timersub (&now, &on->last_changed, &res);
611: timerstring (&res, duration, sizeof (duration));
612:
613: /*
614: vty_out (vty, "%-15s %3d %11s %6s/%-12s %11s %s[%s]%s",
615: "Neighbor ID", "Pri", "DeadTime", "State", "", "Duration",
616: "I/F", "State", VNL);
617: */
618:
619: vty_out (vty, "%-15s %3d %11s %6s/%-12s %11s %s[%s]%s",
620: router_id, on->priority, deadtime,
621: ospf6_neighbor_state_str[on->state], nstate, duration,
622: on->ospf6_if->interface->name,
623: ospf6_interface_state_str[on->ospf6_if->state], VNL);
624: }
625:
626: static void
627: ospf6_neighbor_show_drchoice (struct vty *vty, struct ospf6_neighbor *on)
628: {
629: char router_id[16];
630: char drouter[16], bdrouter[16];
631: char duration[16];
632: struct timeval now, res;
633:
634: /*
635: vty_out (vty, "%-15s %6s/%-11s %-15s %-15s %s[%s]%s",
636: "RouterID", "State", "Duration", "DR", "BDR", "I/F",
637: "State", VNL);
638: */
639:
640: inet_ntop (AF_INET, &on->router_id, router_id, sizeof (router_id));
641: inet_ntop (AF_INET, &on->drouter, drouter, sizeof (drouter));
642: inet_ntop (AF_INET, &on->bdrouter, bdrouter, sizeof (bdrouter));
643:
644: quagga_gettime (QUAGGA_CLK_MONOTONIC, &now);
645: timersub (&now, &on->last_changed, &res);
646: timerstring (&res, duration, sizeof (duration));
647:
648: vty_out (vty, "%-15s %6s/%-11s %-15s %-15s %s[%s]%s",
649: router_id, ospf6_neighbor_state_str[on->state],
650: duration, drouter, bdrouter, on->ospf6_if->interface->name,
651: ospf6_interface_state_str[on->ospf6_if->state],
652: VNL);
653: }
654:
655: static void
656: ospf6_neighbor_show_detail (struct vty *vty, struct ospf6_neighbor *on)
657: {
658: char drouter[16], bdrouter[16];
659: char linklocal_addr[64], duration[32];
660: struct timeval now, res;
661: struct ospf6_lsa *lsa;
662:
663: inet_ntop (AF_INET6, &on->linklocal_addr, linklocal_addr,
664: sizeof (linklocal_addr));
665: inet_ntop (AF_INET, &on->drouter, drouter, sizeof (drouter));
666: inet_ntop (AF_INET, &on->bdrouter, bdrouter, sizeof (bdrouter));
667:
668: quagga_gettime (QUAGGA_CLK_MONOTONIC, &now);
669: timersub (&now, &on->last_changed, &res);
670: timerstring (&res, duration, sizeof (duration));
671:
672: vty_out (vty, " Neighbor %s%s", on->name,
673: VNL);
674: vty_out (vty, " Area %s via interface %s (ifindex %d)%s",
675: on->ospf6_if->area->name,
676: on->ospf6_if->interface->name,
677: on->ospf6_if->interface->ifindex,
678: VNL);
679: vty_out (vty, " His IfIndex: %d Link-local address: %s%s",
680: on->ifindex, linklocal_addr,
681: VNL);
682: vty_out (vty, " State %s for a duration of %s%s",
683: ospf6_neighbor_state_str[on->state], duration,
684: VNL);
685: vty_out (vty, " His choice of DR/BDR %s/%s, Priority %d%s",
686: drouter, bdrouter, on->priority,
687: VNL);
688: vty_out (vty, " DbDesc status: %s%s%s SeqNum: %#lx%s",
689: (CHECK_FLAG (on->dbdesc_bits, OSPF6_DBDESC_IBIT) ? "Initial " : ""),
690: (CHECK_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MBIT) ? "More " : ""),
691: (CHECK_FLAG (on->dbdesc_bits, OSPF6_DBDESC_MSBIT) ?
692: "Master" : "Slave"), (u_long) ntohl (on->dbdesc_seqnum),
693: VNL);
694:
695: vty_out (vty, " Summary-List: %d LSAs%s", on->summary_list->count,
696: VNL);
697: for (lsa = ospf6_lsdb_head (on->summary_list); lsa;
698: lsa = ospf6_lsdb_next (lsa))
699: vty_out (vty, " %s%s", lsa->name, VNL);
700:
701: vty_out (vty, " Request-List: %d LSAs%s", on->request_list->count,
702: VNL);
703: for (lsa = ospf6_lsdb_head (on->request_list); lsa;
704: lsa = ospf6_lsdb_next (lsa))
705: vty_out (vty, " %s%s", lsa->name, VNL);
706:
707: vty_out (vty, " Retrans-List: %d LSAs%s", on->retrans_list->count,
708: VNL);
709: for (lsa = ospf6_lsdb_head (on->retrans_list); lsa;
710: lsa = ospf6_lsdb_next (lsa))
711: vty_out (vty, " %s%s", lsa->name, VNL);
712:
713: timerclear (&res);
714: if (on->thread_send_dbdesc)
715: timersub (&on->thread_send_dbdesc->u.sands, &now, &res);
716: timerstring (&res, duration, sizeof (duration));
717: vty_out (vty, " %d Pending LSAs for DbDesc in Time %s [thread %s]%s",
718: on->dbdesc_list->count, duration,
719: (on->thread_send_dbdesc ? "on" : "off"),
720: VNL);
721: for (lsa = ospf6_lsdb_head (on->dbdesc_list); lsa;
722: lsa = ospf6_lsdb_next (lsa))
723: vty_out (vty, " %s%s", lsa->name, VNL);
724:
725: timerclear (&res);
726: if (on->thread_send_lsreq)
727: timersub (&on->thread_send_lsreq->u.sands, &now, &res);
728: timerstring (&res, duration, sizeof (duration));
729: vty_out (vty, " %d Pending LSAs for LSReq in Time %s [thread %s]%s",
730: on->lsreq_list->count, duration,
731: (on->thread_send_lsreq ? "on" : "off"),
732: VNL);
733: for (lsa = ospf6_lsdb_head (on->lsreq_list); lsa;
734: lsa = ospf6_lsdb_next (lsa))
735: vty_out (vty, " %s%s", lsa->name, VNL);
736:
737: timerclear (&res);
738: if (on->thread_send_lsupdate)
739: timersub (&on->thread_send_lsupdate->u.sands, &now, &res);
740: timerstring (&res, duration, sizeof (duration));
741: vty_out (vty, " %d Pending LSAs for LSUpdate in Time %s [thread %s]%s",
742: on->lsupdate_list->count, duration,
743: (on->thread_send_lsupdate ? "on" : "off"),
744: VNL);
745: for (lsa = ospf6_lsdb_head (on->lsupdate_list); lsa;
746: lsa = ospf6_lsdb_next (lsa))
747: vty_out (vty, " %s%s", lsa->name, VNL);
748:
749: timerclear (&res);
750: if (on->thread_send_lsack)
751: timersub (&on->thread_send_lsack->u.sands, &now, &res);
752: timerstring (&res, duration, sizeof (duration));
753: vty_out (vty, " %d Pending LSAs for LSAck in Time %s [thread %s]%s",
754: on->lsack_list->count, duration,
755: (on->thread_send_lsack ? "on" : "off"),
756: VNL);
757: for (lsa = ospf6_lsdb_head (on->lsack_list); lsa;
758: lsa = ospf6_lsdb_next (lsa))
759: vty_out (vty, " %s%s", lsa->name, VNL);
760:
761: }
762:
763: DEFUN (show_ipv6_ospf6_neighbor,
764: show_ipv6_ospf6_neighbor_cmd,
765: "show ipv6 ospf6 neighbor",
766: SHOW_STR
767: IP6_STR
768: OSPF6_STR
769: "Neighbor list\n"
770: )
771: {
772: struct ospf6_neighbor *on;
773: struct ospf6_interface *oi;
774: struct ospf6_area *oa;
775: struct listnode *i, *j, *k;
776: void (*showfunc) (struct vty *, struct ospf6_neighbor *);
777:
778: OSPF6_CMD_CHECK_RUNNING ();
779: showfunc = ospf6_neighbor_show;
780:
781: if (argc)
782: {
783: if (! strncmp (argv[0], "de", 2))
784: showfunc = ospf6_neighbor_show_detail;
785: else if (! strncmp (argv[0], "dr", 2))
786: showfunc = ospf6_neighbor_show_drchoice;
787: }
788:
789: if (showfunc == ospf6_neighbor_show)
790: vty_out (vty, "%-15s %3s %11s %6s/%-12s %11s %s[%s]%s",
791: "Neighbor ID", "Pri", "DeadTime", "State", "IfState", "Duration",
792: "I/F", "State", VNL);
793: else if (showfunc == ospf6_neighbor_show_drchoice)
794: vty_out (vty, "%-15s %6s/%-11s %-15s %-15s %s[%s]%s",
795: "RouterID", "State", "Duration", "DR", "BDR", "I/F",
796: "State", VNL);
797:
798: for (ALL_LIST_ELEMENTS_RO (ospf6->area_list, i, oa))
799: for (ALL_LIST_ELEMENTS_RO (oa->if_list, j, oi))
800: for (ALL_LIST_ELEMENTS_RO (oi->neighbor_list, k, on))
801: (*showfunc) (vty, on);
802:
803: return CMD_SUCCESS;
804: }
805:
806: ALIAS (show_ipv6_ospf6_neighbor,
807: show_ipv6_ospf6_neighbor_detail_cmd,
808: "show ipv6 ospf6 neighbor (detail|drchoice)",
809: SHOW_STR
810: IP6_STR
811: OSPF6_STR
812: "Neighbor list\n"
813: "Display details\n"
814: "Display DR choices\n"
815: )
816:
817: DEFUN (show_ipv6_ospf6_neighbor_one,
818: show_ipv6_ospf6_neighbor_one_cmd,
819: "show ipv6 ospf6 neighbor A.B.C.D",
820: SHOW_STR
821: IP6_STR
822: OSPF6_STR
823: "Neighbor list\n"
824: "Specify Router-ID as IPv4 address notation\n"
825: )
826: {
827: struct ospf6_neighbor *on;
828: struct ospf6_interface *oi;
829: struct ospf6_area *oa;
830: struct listnode *i, *j, *k;
831: void (*showfunc) (struct vty *, struct ospf6_neighbor *);
832: u_int32_t router_id;
833:
834: OSPF6_CMD_CHECK_RUNNING ();
835: showfunc = ospf6_neighbor_show_detail;
836:
837: if ((inet_pton (AF_INET, argv[0], &router_id)) != 1)
838: {
839: vty_out (vty, "Router-ID is not parsable: %s%s", argv[0],
840: VNL);
841: return CMD_SUCCESS;
842: }
843:
844: for (ALL_LIST_ELEMENTS_RO (ospf6->area_list, i, oa))
845: for (ALL_LIST_ELEMENTS_RO (oa->if_list, j, oi))
846: for (ALL_LIST_ELEMENTS_RO (oi->neighbor_list, k, on))
847: (*showfunc) (vty, on);
848:
849: return CMD_SUCCESS;
850: }
851:
852: void
853: ospf6_neighbor_init (void)
854: {
855: install_element (VIEW_NODE, &show_ipv6_ospf6_neighbor_cmd);
856: install_element (VIEW_NODE, &show_ipv6_ospf6_neighbor_detail_cmd);
857: install_element (ENABLE_NODE, &show_ipv6_ospf6_neighbor_cmd);
858: install_element (ENABLE_NODE, &show_ipv6_ospf6_neighbor_detail_cmd);
859: }
860:
861: DEFUN (debug_ospf6_neighbor,
862: debug_ospf6_neighbor_cmd,
863: "debug ospf6 neighbor",
864: DEBUG_STR
865: OSPF6_STR
866: "Debug OSPFv3 Neighbor\n"
867: )
868: {
869: unsigned char level = 0;
870: if (argc)
871: {
872: if (! strncmp (argv[0], "s", 1))
873: level = OSPF6_DEBUG_NEIGHBOR_STATE;
874: if (! strncmp (argv[0], "e", 1))
875: level = OSPF6_DEBUG_NEIGHBOR_EVENT;
876: }
877: else
878: level = OSPF6_DEBUG_NEIGHBOR_STATE | OSPF6_DEBUG_NEIGHBOR_EVENT;
879:
880: OSPF6_DEBUG_NEIGHBOR_ON (level);
881: return CMD_SUCCESS;
882: }
883:
884: ALIAS (debug_ospf6_neighbor,
885: debug_ospf6_neighbor_detail_cmd,
886: "debug ospf6 neighbor (state|event)",
887: DEBUG_STR
888: OSPF6_STR
889: "Debug OSPFv3 Neighbor\n"
890: "Debug OSPFv3 Neighbor State Change\n"
891: "Debug OSPFv3 Neighbor Event\n"
892: )
893:
894: DEFUN (no_debug_ospf6_neighbor,
895: no_debug_ospf6_neighbor_cmd,
896: "no debug ospf6 neighbor",
897: NO_STR
898: DEBUG_STR
899: OSPF6_STR
900: "Debug OSPFv3 Neighbor\n"
901: )
902: {
903: unsigned char level = 0;
904: if (argc)
905: {
906: if (! strncmp (argv[0], "s", 1))
907: level = OSPF6_DEBUG_NEIGHBOR_STATE;
908: if (! strncmp (argv[0], "e", 1))
909: level = OSPF6_DEBUG_NEIGHBOR_EVENT;
910: }
911: else
912: level = OSPF6_DEBUG_NEIGHBOR_STATE | OSPF6_DEBUG_NEIGHBOR_EVENT;
913:
914: OSPF6_DEBUG_NEIGHBOR_OFF (level);
915: return CMD_SUCCESS;
916: }
917:
918: ALIAS (no_debug_ospf6_neighbor,
919: no_debug_ospf6_neighbor_detail_cmd,
920: "no debug ospf6 neighbor (state|event)",
921: NO_STR
922: DEBUG_STR
923: OSPF6_STR
924: "Debug OSPFv3 Neighbor\n"
925: "Debug OSPFv3 Neighbor State Change\n"
926: "Debug OSPFv3 Neighbor Event\n"
927: )
928:
929: int
930: config_write_ospf6_debug_neighbor (struct vty *vty)
931: {
932: if (IS_OSPF6_DEBUG_NEIGHBOR (STATE) &&
933: IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
934: vty_out (vty, "debug ospf6 neighbor%s", VNL);
935: else if (IS_OSPF6_DEBUG_NEIGHBOR (STATE))
936: vty_out (vty, "debug ospf6 neighbor state%s", VNL);
937: else if (IS_OSPF6_DEBUG_NEIGHBOR (EVENT))
938: vty_out (vty, "debug ospf6 neighbor event%s", VNL);
939: return 0;
940: }
941:
942: void
943: install_element_ospf6_debug_neighbor (void)
944: {
945: install_element (ENABLE_NODE, &debug_ospf6_neighbor_cmd);
946: install_element (ENABLE_NODE, &debug_ospf6_neighbor_detail_cmd);
947: install_element (ENABLE_NODE, &no_debug_ospf6_neighbor_cmd);
948: install_element (ENABLE_NODE, &no_debug_ospf6_neighbor_detail_cmd);
949: install_element (CONFIG_NODE, &debug_ospf6_neighbor_cmd);
950: install_element (CONFIG_NODE, &debug_ospf6_neighbor_detail_cmd);
951: install_element (CONFIG_NODE, &no_debug_ospf6_neighbor_cmd);
952: install_element (CONFIG_NODE, &no_debug_ospf6_neighbor_detail_cmd);
953: }
954:
955:
956:
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