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718e3744 | 1 | /* BGP-4 dump routine |
2 | Copyright (C) 1999 Kunihiro Ishiguro | |
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 Free | |
18 | Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
19 | 02111-1307, USA. */ | |
20 | ||
21 | #include <zebra.h> | |
22 | ||
23 | #include "log.h" | |
24 | #include "stream.h" | |
25 | #include "sockunion.h" | |
26 | #include "command.h" | |
27 | #include "prefix.h" | |
28 | #include "thread.h" | |
29 | #include "bgpd/bgp_table.h" | |
30 | ||
31 | #include "bgpd/bgpd.h" | |
32 | #include "bgpd/bgp_route.h" | |
33 | #include "bgpd/bgp_attr.h" | |
34 | #include "bgpd/bgp_dump.h" | |
35 | \f | |
36 | enum bgp_dump_type | |
37 | { | |
38 | BGP_DUMP_ALL, | |
39 | BGP_DUMP_UPDATES, | |
40 | BGP_DUMP_ROUTES | |
41 | }; | |
42 | ||
43 | enum MRT_MSG_TYPES { | |
44 | MSG_NULL, | |
45 | MSG_START, /* sender is starting up */ | |
46 | MSG_DIE, /* receiver should shut down */ | |
47 | MSG_I_AM_DEAD, /* sender is shutting down */ | |
48 | MSG_PEER_DOWN, /* sender's peer is down */ | |
49 | MSG_PROTOCOL_BGP, /* msg is a BGP packet */ | |
50 | MSG_PROTOCOL_RIP, /* msg is a RIP packet */ | |
51 | MSG_PROTOCOL_IDRP, /* msg is an IDRP packet */ | |
52 | MSG_PROTOCOL_RIPNG, /* msg is a RIPNG packet */ | |
53 | MSG_PROTOCOL_BGP4PLUS, /* msg is a BGP4+ packet */ | |
54 | MSG_PROTOCOL_BGP4PLUS_01, /* msg is a BGP4+ (draft 01) packet */ | |
55 | MSG_PROTOCOL_OSPF, /* msg is an OSPF packet */ | |
56 | MSG_TABLE_DUMP /* routing table dump */ | |
57 | }; | |
58 | ||
59 | struct bgp_dump | |
60 | { | |
61 | enum bgp_dump_type type; | |
62 | ||
63 | char *filename; | |
64 | ||
65 | FILE *fp; | |
66 | ||
67 | unsigned int interval; | |
68 | ||
69 | char *interval_str; | |
70 | ||
71 | struct thread *t_interval; | |
72 | }; | |
73 | ||
74 | /* BGP packet dump output buffer. */ | |
75 | struct stream *bgp_dump_obuf; | |
76 | ||
77 | /* BGP dump strucuture for 'dump bgp all' */ | |
78 | struct bgp_dump bgp_dump_all; | |
79 | ||
80 | /* BGP dump structure for 'dump bgp updates' */ | |
81 | struct bgp_dump bgp_dump_updates; | |
82 | ||
83 | /* BGP dump structure for 'dump bgp routes' */ | |
84 | struct bgp_dump bgp_dump_routes; | |
85 | ||
86 | /* Dump whole BGP table is very heavy process. */ | |
87 | struct thread *t_bgp_dump_routes; | |
88 | \f | |
89 | /* Some define for BGP packet dump. */ | |
90 | FILE * | |
91 | bgp_dump_open_file (struct bgp_dump *bgp_dump) | |
92 | { | |
93 | int ret; | |
94 | time_t clock; | |
95 | struct tm *tm; | |
96 | char fullpath[MAXPATHLEN]; | |
97 | char realpath[MAXPATHLEN]; | |
98 | ||
99 | time (&clock); | |
100 | tm = localtime (&clock); | |
101 | ||
102 | if (bgp_dump->filename[0] != DIRECTORY_SEP) | |
103 | { | |
104 | sprintf (fullpath, "%s/%s", vty_get_cwd (), bgp_dump->filename); | |
105 | ret = strftime (realpath, MAXPATHLEN, fullpath, tm); | |
106 | } | |
107 | else | |
108 | ret = strftime (realpath, MAXPATHLEN, bgp_dump->filename, tm); | |
109 | ||
110 | if (ret == 0) | |
111 | { | |
112 | zlog_warn ("bgp_dump_open_file: strftime error"); | |
113 | return NULL; | |
114 | } | |
115 | ||
116 | if (bgp_dump->fp) | |
117 | fclose (bgp_dump->fp); | |
118 | ||
119 | ||
120 | bgp_dump->fp = fopen (realpath, "w"); | |
121 | ||
122 | if (bgp_dump->fp == NULL) | |
123 | return NULL; | |
124 | ||
125 | return bgp_dump->fp; | |
126 | } | |
127 | ||
128 | int | |
129 | bgp_dump_interval_add (struct bgp_dump *bgp_dump, int interval) | |
130 | { | |
131 | int bgp_dump_interval_func (struct thread *); | |
132 | ||
fba3d22b | 133 | if (interval > 0 ) |
134 | bgp_dump->t_interval = thread_add_timer (master, bgp_dump_interval_func, | |
135 | bgp_dump, interval); | |
136 | else | |
137 | bgp_dump->t_interval = thread_add_event (master, bgp_dump_interval_func, | |
138 | bgp_dump, 0); | |
139 | ||
718e3744 | 140 | return 0; |
141 | } | |
142 | ||
143 | /* Dump common header. */ | |
144 | void | |
145 | bgp_dump_header (struct stream *obuf, int type, int subtype) | |
146 | { | |
147 | time_t now; | |
148 | ||
149 | /* Set header. */ | |
150 | time (&now); | |
151 | ||
152 | /* Put dump packet header. */ | |
153 | stream_putl (obuf, now); | |
154 | stream_putw (obuf, type); | |
155 | stream_putw (obuf, subtype); | |
156 | ||
157 | stream_putl (obuf, 0); /* len */ | |
158 | } | |
159 | ||
160 | void | |
161 | bgp_dump_set_size (struct stream *s, int type) | |
162 | { | |
163 | stream_putl_at (s, 8, stream_get_putp (s) - BGP_DUMP_HEADER_SIZE); | |
164 | } | |
165 | ||
166 | void | |
167 | bgp_dump_routes_entry (struct prefix *p, struct bgp_info *info, int afi, | |
168 | int type, unsigned int seq) | |
169 | { | |
170 | struct stream *obuf; | |
171 | struct attr *attr; | |
172 | struct peer *peer; | |
173 | int plen; | |
174 | int safi = 0; | |
175 | ||
176 | /* Make dump stream. */ | |
177 | obuf = bgp_dump_obuf; | |
178 | stream_reset (obuf); | |
179 | ||
180 | attr = info->attr; | |
181 | peer = info->peer; | |
182 | ||
183 | /* We support MRT's old format. */ | |
184 | if (type == MSG_TABLE_DUMP) | |
185 | { | |
186 | bgp_dump_header (obuf, MSG_TABLE_DUMP, afi); | |
187 | stream_putw (obuf, 0); /* View # */ | |
188 | stream_putw (obuf, seq); /* Sequence number. */ | |
189 | } | |
190 | else | |
191 | { | |
192 | bgp_dump_header (obuf, MSG_PROTOCOL_BGP4MP, BGP4MP_ENTRY); | |
193 | ||
194 | stream_putl (obuf, info->uptime); /* Time Last Change */ | |
195 | stream_putw (obuf, afi); /* Address Family */ | |
196 | stream_putc (obuf, safi); /* SAFI */ | |
197 | } | |
198 | ||
199 | if (afi == AFI_IP) | |
200 | { | |
201 | if (type == MSG_TABLE_DUMP) | |
202 | { | |
203 | /* Prefix */ | |
204 | stream_put_in_addr (obuf, &p->u.prefix4); | |
205 | stream_putc (obuf, p->prefixlen); | |
206 | ||
207 | /* Status */ | |
208 | stream_putc (obuf, 1); | |
209 | ||
210 | /* Originated */ | |
211 | stream_putl (obuf, info->uptime); | |
212 | ||
213 | /* Peer's IP address */ | |
214 | stream_put_in_addr (obuf, &peer->su.sin.sin_addr); | |
215 | ||
216 | /* Peer's AS number. */ | |
217 | stream_putw (obuf, peer->as); | |
218 | ||
219 | /* Dump attribute. */ | |
220 | bgp_dump_routes_attr (obuf, attr); | |
221 | } | |
222 | else | |
223 | { | |
224 | /* Next-Hop-Len */ | |
225 | stream_putc (obuf, IPV4_MAX_BYTELEN); | |
226 | stream_put_in_addr (obuf, &attr->nexthop); | |
227 | stream_putc (obuf, p->prefixlen); | |
228 | plen = PSIZE (p->prefixlen); | |
229 | stream_put (obuf, &p->u.prefix4, plen); | |
230 | bgp_dump_routes_attr (obuf, attr); | |
231 | } | |
232 | } | |
233 | #ifdef HAVE_IPV6 | |
234 | else if (afi == AFI_IP6) | |
235 | { | |
236 | if (type == MSG_TABLE_DUMP) | |
237 | { | |
238 | /* Prefix */ | |
239 | stream_write (obuf, (u_char *)&p->u.prefix6, IPV6_MAX_BYTELEN); | |
240 | stream_putc (obuf, p->prefixlen); | |
241 | ||
242 | /* Status */ | |
243 | stream_putc (obuf, 1); | |
244 | ||
245 | /* Originated */ | |
246 | stream_putl (obuf, info->uptime); | |
247 | ||
248 | /* Peer's IP address */ | |
249 | stream_write (obuf, (u_char *)&peer->su.sin6.sin6_addr, | |
250 | IPV6_MAX_BYTELEN); | |
251 | ||
252 | /* Peer's AS number. */ | |
253 | stream_putw (obuf, peer->as); | |
254 | ||
255 | /* Dump attribute. */ | |
256 | bgp_dump_routes_attr (obuf, attr); | |
257 | } | |
258 | else | |
259 | { | |
260 | ; | |
261 | } | |
262 | } | |
263 | #endif /* HAVE_IPV6 */ | |
264 | ||
265 | /* Set length. */ | |
266 | bgp_dump_set_size (obuf, type); | |
267 | ||
268 | fwrite (STREAM_DATA (obuf), stream_get_putp (obuf), 1, bgp_dump_routes.fp); | |
269 | fflush (bgp_dump_routes.fp); | |
270 | } | |
271 | ||
272 | /* Runs under child process. */ | |
273 | void | |
274 | bgp_dump_routes_func (int afi) | |
275 | { | |
276 | struct stream *obuf; | |
277 | struct bgp_node *rn; | |
278 | struct bgp_info *info; | |
279 | struct bgp *bgp; | |
280 | struct bgp_table *table; | |
281 | unsigned int seq = 0; | |
282 | ||
283 | obuf = bgp_dump_obuf; | |
284 | ||
285 | bgp = bgp_get_default (); | |
286 | if (!bgp) | |
287 | return; | |
288 | ||
289 | if (bgp_dump_routes.fp == NULL) | |
290 | return; | |
291 | ||
292 | /* Walk down each BGP route. */ | |
293 | table = bgp->rib[afi][SAFI_UNICAST]; | |
294 | ||
295 | for (rn = bgp_table_top (table); rn; rn = bgp_route_next (rn)) | |
296 | for (info = rn->info; info; info = info->next) | |
297 | bgp_dump_routes_entry (&rn->p, info, afi, MSG_TABLE_DUMP, seq++); | |
298 | } | |
299 | ||
300 | int | |
301 | bgp_dump_interval_func (struct thread *t) | |
302 | { | |
303 | struct bgp_dump *bgp_dump; | |
718e3744 | 304 | bgp_dump = THREAD_ARG (t); |
305 | bgp_dump->t_interval = NULL; | |
306 | ||
307 | if (bgp_dump_open_file (bgp_dump) == NULL) | |
308 | return 0; | |
309 | ||
310 | /* In case of bgp_dump_routes, we need special route dump function. */ | |
311 | if (bgp_dump->type == BGP_DUMP_ROUTES) | |
312 | { | |
313 | bgp_dump_routes_func (AFI_IP); | |
314 | bgp_dump_routes_func (AFI_IP6); | |
315 | } | |
316 | ||
fba3d22b | 317 | /* if interval is set reschedule */ |
318 | if (bgp_dump->interval > 0) | |
319 | bgp_dump_interval_add (bgp_dump, bgp_dump->interval); | |
320 | ||
321 | ||
718e3744 | 322 | return 0; |
323 | } | |
324 | ||
325 | /* Dump common information. */ | |
326 | void | |
327 | bgp_dump_common (struct stream *obuf, struct peer *peer) | |
328 | { | |
329 | char empty[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; | |
330 | ||
331 | /* Source AS number and Destination AS number. */ | |
332 | stream_putw (obuf, peer->as); | |
333 | stream_putw (obuf, peer->local_as); | |
334 | ||
335 | if (peer->afc[AFI_IP][SAFI_UNICAST]) | |
336 | { | |
337 | stream_putw (obuf, peer->ifindex); | |
338 | stream_putw (obuf, AFI_IP); | |
339 | ||
340 | stream_put (obuf, &peer->su.sin.sin_addr, IPV4_MAX_BYTELEN); | |
341 | ||
342 | if (peer->su_local) | |
343 | stream_put (obuf, &peer->su_local->sin.sin_addr, IPV4_MAX_BYTELEN); | |
344 | else | |
345 | stream_put (obuf, empty, IPV4_MAX_BYTELEN); | |
346 | } | |
347 | #ifdef HAVE_IPV6 | |
348 | else if (peer->afc[AFI_IP6][SAFI_UNICAST]) | |
349 | { | |
350 | /* Interface Index and Address family. */ | |
351 | stream_putw (obuf, peer->ifindex); | |
352 | stream_putw (obuf, AFI_IP6); | |
353 | ||
354 | /* Source IP Address and Destination IP Address. */ | |
355 | stream_put (obuf, &peer->su.sin6.sin6_addr, IPV6_MAX_BYTELEN); | |
356 | ||
357 | if (peer->su_local) | |
358 | stream_put (obuf, &peer->su_local->sin6.sin6_addr, IPV6_MAX_BYTELEN); | |
359 | else | |
360 | stream_put (obuf, empty, IPV6_MAX_BYTELEN); | |
361 | } | |
362 | #endif /* HAVE_IPV6 */ | |
363 | } | |
364 | ||
365 | /* Dump BGP status change. */ | |
366 | void | |
367 | bgp_dump_state (struct peer *peer, int status_old, int status_new) | |
368 | { | |
369 | struct stream *obuf; | |
370 | ||
371 | /* If dump file pointer is disabled return immediately. */ | |
372 | if (bgp_dump_all.fp == NULL) | |
373 | return; | |
374 | ||
375 | /* Make dump stream. */ | |
376 | obuf = bgp_dump_obuf; | |
377 | stream_reset (obuf); | |
378 | ||
379 | bgp_dump_header (obuf, MSG_PROTOCOL_BGP4MP, BGP4MP_STATE_CHANGE); | |
380 | bgp_dump_common (obuf, peer); | |
381 | ||
382 | stream_putw (obuf, status_old); | |
383 | stream_putw (obuf, status_new); | |
384 | ||
385 | /* Set length. */ | |
386 | bgp_dump_set_size (obuf, MSG_PROTOCOL_BGP4MP); | |
387 | ||
388 | /* Write to the stream. */ | |
389 | fwrite (STREAM_DATA (obuf), stream_get_putp (obuf), 1, bgp_dump_all.fp); | |
390 | fflush (bgp_dump_all.fp); | |
391 | } | |
392 | ||
393 | void | |
394 | bgp_dump_packet_func (struct bgp_dump *bgp_dump, struct peer *peer, | |
395 | struct stream *packet) | |
396 | { | |
397 | struct stream *obuf; | |
398 | ||
399 | /* If dump file pointer is disabled return immediately. */ | |
400 | if (bgp_dump->fp == NULL) | |
401 | return; | |
402 | ||
403 | /* Make dump stream. */ | |
404 | obuf = bgp_dump_obuf; | |
405 | stream_reset (obuf); | |
406 | ||
407 | /* Dump header and common part. */ | |
408 | bgp_dump_header (obuf, MSG_PROTOCOL_BGP4MP, BGP4MP_MESSAGE); | |
409 | bgp_dump_common (obuf, peer); | |
410 | ||
411 | /* Packet contents. */ | |
412 | stream_put (obuf, STREAM_DATA (packet), stream_get_endp (packet)); | |
413 | ||
414 | /* Set length. */ | |
415 | bgp_dump_set_size (obuf, MSG_PROTOCOL_BGP4MP); | |
416 | ||
417 | /* Write to the stream. */ | |
418 | fwrite (STREAM_DATA (obuf), stream_get_putp (obuf), 1, bgp_dump->fp); | |
419 | fflush (bgp_dump->fp); | |
420 | } | |
421 | ||
422 | /* Called from bgp_packet.c when BGP packet is received. */ | |
423 | void | |
424 | bgp_dump_packet (struct peer *peer, int type, struct stream *packet) | |
425 | { | |
426 | /* bgp_dump_all. */ | |
427 | bgp_dump_packet_func (&bgp_dump_all, peer, packet); | |
428 | ||
429 | /* bgp_dump_updates. */ | |
430 | if (type == BGP_MSG_UPDATE) | |
431 | bgp_dump_packet_func (&bgp_dump_updates, peer, packet); | |
432 | } | |
433 | \f | |
434 | unsigned int | |
435 | bgp_dump_parse_time (char *str) | |
436 | { | |
437 | int i; | |
438 | int len; | |
439 | int seen_h; | |
440 | int seen_m; | |
441 | int time; | |
442 | unsigned int total; | |
443 | ||
444 | time = 0; | |
445 | total = 0; | |
446 | seen_h = 0; | |
447 | seen_m = 0; | |
448 | len = strlen (str); | |
449 | ||
450 | for (i = 0; i < len; i++) | |
451 | { | |
452 | if (isdigit ((int) str[i])) | |
453 | { | |
454 | time *= 10; | |
455 | time += str[i] - '0'; | |
456 | } | |
457 | else if (str[i] == 'H' || str[i] == 'h') | |
458 | { | |
459 | if (seen_h) | |
460 | return 0; | |
461 | if (seen_m) | |
462 | return 0; | |
463 | total += time * 60 *60; | |
464 | time = 0; | |
465 | seen_h = 1; | |
466 | } | |
467 | else if (str[i] == 'M' || str[i] == 'm') | |
468 | { | |
469 | if (seen_m) | |
470 | return 0; | |
471 | total += time * 60; | |
472 | time = 0; | |
473 | seen_h = 1; | |
474 | } | |
475 | else | |
476 | return 0; | |
477 | } | |
478 | return total + time; | |
479 | } | |
480 | ||
481 | int | |
482 | bgp_dump_set (struct vty *vty, struct bgp_dump *bgp_dump, int type, | |
483 | char *path, char *interval_str) | |
484 | { | |
fba3d22b | 485 | unsigned int interval; |
486 | ||
718e3744 | 487 | if (interval_str) |
488 | { | |
fba3d22b | 489 | |
718e3744 | 490 | /* Check interval string. */ |
491 | interval = bgp_dump_parse_time (interval_str); | |
492 | if (interval == 0) | |
493 | { | |
494 | vty_out (vty, "Malformed interval string%s", VTY_NEWLINE); | |
495 | return CMD_WARNING; | |
496 | } | |
497 | /* Set interval. */ | |
498 | bgp_dump->interval = interval; | |
499 | if (bgp_dump->interval_str) | |
500 | free (bgp_dump->interval_str); | |
501 | bgp_dump->interval_str = strdup (interval_str); | |
fba3d22b | 502 | |
718e3744 | 503 | } |
fba3d22b | 504 | else |
505 | { | |
506 | interval = 0; | |
507 | } | |
508 | ||
509 | /* Create interval thread. */ | |
510 | bgp_dump_interval_add (bgp_dump, interval); | |
718e3744 | 511 | |
512 | /* Set type. */ | |
513 | bgp_dump->type = type; | |
514 | ||
515 | /* Set file name. */ | |
516 | if (bgp_dump->filename) | |
517 | free (bgp_dump->filename); | |
518 | bgp_dump->filename = strdup (path); | |
519 | ||
520 | /* This should be called when interval is expired. */ | |
521 | bgp_dump_open_file (bgp_dump); | |
522 | ||
523 | return CMD_SUCCESS; | |
524 | } | |
525 | ||
526 | int | |
527 | bgp_dump_unset (struct vty *vty, struct bgp_dump *bgp_dump) | |
528 | { | |
529 | /* Set file name. */ | |
530 | if (bgp_dump->filename) | |
531 | { | |
532 | free (bgp_dump->filename); | |
533 | bgp_dump->filename = NULL; | |
534 | } | |
535 | ||
536 | /* This should be called when interval is expired. */ | |
537 | if (bgp_dump->fp) | |
538 | { | |
539 | fclose (bgp_dump->fp); | |
540 | bgp_dump->fp = NULL; | |
541 | } | |
542 | ||
543 | /* Create interval thread. */ | |
544 | if (bgp_dump->t_interval) | |
545 | { | |
546 | thread_cancel (bgp_dump->t_interval); | |
547 | bgp_dump->t_interval = NULL; | |
548 | } | |
549 | ||
550 | bgp_dump->interval = 0; | |
551 | ||
552 | if (bgp_dump->interval_str) | |
553 | { | |
554 | free (bgp_dump->interval_str); | |
555 | bgp_dump->interval_str = NULL; | |
556 | } | |
557 | ||
558 | ||
559 | return CMD_SUCCESS; | |
560 | } | |
561 | ||
562 | DEFUN (dump_bgp_all, | |
563 | dump_bgp_all_cmd, | |
564 | "dump bgp all PATH", | |
565 | "Dump packet\n" | |
566 | "BGP packet dump\n" | |
567 | "Dump all BGP packets\n" | |
568 | "Output filename\n") | |
569 | { | |
570 | return bgp_dump_set (vty, &bgp_dump_all, BGP_DUMP_ALL, argv[0], NULL); | |
571 | } | |
572 | ||
573 | DEFUN (dump_bgp_all_interval, | |
574 | dump_bgp_all_interval_cmd, | |
575 | "dump bgp all PATH INTERVAL", | |
576 | "Dump packet\n" | |
577 | "BGP packet dump\n" | |
578 | "Dump all BGP packets\n" | |
579 | "Output filename\n" | |
580 | "Interval of output\n") | |
581 | { | |
582 | return bgp_dump_set (vty, &bgp_dump_all, BGP_DUMP_ALL, argv[0], argv[1]); | |
583 | } | |
584 | ||
585 | DEFUN (no_dump_bgp_all, | |
586 | no_dump_bgp_all_cmd, | |
587 | "no dump bgp all [PATH] [INTERVAL]", | |
588 | NO_STR | |
589 | "Dump packet\n" | |
590 | "BGP packet dump\n" | |
591 | "Dump all BGP packets\n") | |
592 | { | |
593 | return bgp_dump_unset (vty, &bgp_dump_all); | |
594 | } | |
595 | ||
596 | DEFUN (dump_bgp_updates, | |
597 | dump_bgp_updates_cmd, | |
598 | "dump bgp updates PATH", | |
599 | "Dump packet\n" | |
600 | "BGP packet dump\n" | |
601 | "Dump BGP updates only\n" | |
602 | "Output filename\n") | |
603 | { | |
604 | return bgp_dump_set (vty, &bgp_dump_updates, BGP_DUMP_UPDATES, argv[0], NULL); | |
605 | } | |
606 | ||
607 | DEFUN (dump_bgp_updates_interval, | |
608 | dump_bgp_updates_interval_cmd, | |
609 | "dump bgp updates PATH INTERVAL", | |
610 | "Dump packet\n" | |
611 | "BGP packet dump\n" | |
612 | "Dump BGP updates only\n" | |
613 | "Output filename\n" | |
614 | "Interval of output\n") | |
615 | { | |
616 | return bgp_dump_set (vty, &bgp_dump_updates, BGP_DUMP_UPDATES, argv[0], argv[1]); | |
617 | } | |
618 | ||
619 | DEFUN (no_dump_bgp_updates, | |
620 | no_dump_bgp_updates_cmd, | |
621 | "no dump bgp updates [PATH] [INTERVAL]", | |
622 | NO_STR | |
623 | "Dump packet\n" | |
624 | "BGP packet dump\n" | |
625 | "Dump BGP updates only\n") | |
626 | { | |
627 | return bgp_dump_unset (vty, &bgp_dump_updates); | |
628 | } | |
629 | ||
630 | DEFUN (dump_bgp_routes, | |
631 | dump_bgp_routes_cmd, | |
632 | "dump bgp routes-mrt PATH", | |
633 | "Dump packet\n" | |
634 | "BGP packet dump\n" | |
635 | "Dump whole BGP routing table\n" | |
636 | "Output filename\n") | |
637 | { | |
638 | return bgp_dump_set (vty, &bgp_dump_routes, BGP_DUMP_ROUTES, argv[0], NULL); | |
639 | } | |
640 | ||
641 | DEFUN (dump_bgp_routes_interval, | |
642 | dump_bgp_routes_interval_cmd, | |
643 | "dump bgp routes-mrt PATH INTERVAL", | |
644 | "Dump packet\n" | |
645 | "BGP packet dump\n" | |
646 | "Dump whole BGP routing table\n" | |
647 | "Output filename\n" | |
648 | "Interval of output\n") | |
649 | { | |
650 | return bgp_dump_set (vty, &bgp_dump_routes, BGP_DUMP_ROUTES, argv[0], argv[1]); | |
651 | } | |
652 | ||
653 | DEFUN (no_dump_bgp_routes, | |
654 | no_dump_bgp_routes_cmd, | |
655 | "no dump bgp routes-mrt [PATH] [INTERVAL]", | |
656 | NO_STR | |
657 | "Dump packet\n" | |
658 | "BGP packet dump\n" | |
659 | "Dump whole BGP routing table\n") | |
660 | { | |
661 | return bgp_dump_unset (vty, &bgp_dump_routes); | |
662 | } | |
663 | ||
664 | /* BGP node structure. */ | |
665 | struct cmd_node bgp_dump_node = | |
666 | { | |
667 | DUMP_NODE, | |
668 | "", | |
669 | }; | |
670 | ||
671 | #if 0 | |
672 | char * | |
673 | config_time2str (unsigned int interval) | |
674 | { | |
675 | static char buf[BUFSIZ]; | |
676 | ||
677 | buf[0] = '\0'; | |
678 | ||
679 | if (interval / 3600) | |
680 | { | |
681 | sprintf (buf, "%dh", interval / 3600); | |
682 | interval %= 3600; | |
683 | } | |
684 | if (interval / 60) | |
685 | { | |
686 | sprintf (buf + strlen (buf), "%dm", interval /60); | |
687 | interval %= 60; | |
688 | } | |
689 | if (interval) | |
690 | { | |
691 | sprintf (buf + strlen (buf), "%d", interval); | |
692 | } | |
693 | return buf; | |
694 | } | |
695 | #endif | |
696 | ||
697 | int | |
698 | config_write_bgp_dump (struct vty *vty) | |
699 | { | |
700 | if (bgp_dump_all.filename) | |
701 | { | |
702 | if (bgp_dump_all.interval_str) | |
703 | vty_out (vty, "dump bgp all %s %s%s", | |
704 | bgp_dump_all.filename, bgp_dump_all.interval_str, | |
705 | VTY_NEWLINE); | |
706 | else | |
707 | vty_out (vty, "dump bgp all %s%s", | |
708 | bgp_dump_all.filename, VTY_NEWLINE); | |
709 | } | |
710 | if (bgp_dump_updates.filename) | |
711 | { | |
712 | if (bgp_dump_updates.interval_str) | |
713 | vty_out (vty, "dump bgp updates %s %s%s", | |
714 | bgp_dump_updates.filename, bgp_dump_updates.interval_str, | |
715 | VTY_NEWLINE); | |
716 | else | |
717 | vty_out (vty, "dump bgp updates %s%s", | |
718 | bgp_dump_updates.filename, VTY_NEWLINE); | |
719 | } | |
720 | if (bgp_dump_routes.filename) | |
721 | { | |
722 | if (bgp_dump_routes.interval_str) | |
723 | vty_out (vty, "dump bgp routes-mrt %s %s%s", | |
724 | bgp_dump_routes.filename, bgp_dump_routes.interval_str, | |
725 | VTY_NEWLINE); | |
726 | else | |
727 | vty_out (vty, "dump bgp routes-mrt %s%s", | |
728 | bgp_dump_routes.filename, VTY_NEWLINE); | |
729 | } | |
730 | return 0; | |
731 | } | |
732 | \f | |
733 | /* Initialize BGP packet dump functionality. */ | |
734 | void | |
735 | bgp_dump_init () | |
736 | { | |
737 | memset (&bgp_dump_all, 0, sizeof (struct bgp_dump)); | |
738 | memset (&bgp_dump_updates, 0, sizeof (struct bgp_dump)); | |
739 | memset (&bgp_dump_routes, 0, sizeof (struct bgp_dump)); | |
740 | ||
741 | bgp_dump_obuf = stream_new (BGP_MAX_PACKET_SIZE + BGP_DUMP_HEADER_SIZE); | |
742 | ||
743 | install_node (&bgp_dump_node, config_write_bgp_dump); | |
744 | ||
745 | install_element (CONFIG_NODE, &dump_bgp_all_cmd); | |
746 | install_element (CONFIG_NODE, &dump_bgp_all_interval_cmd); | |
747 | install_element (CONFIG_NODE, &no_dump_bgp_all_cmd); | |
748 | install_element (CONFIG_NODE, &dump_bgp_updates_cmd); | |
749 | install_element (CONFIG_NODE, &dump_bgp_updates_interval_cmd); | |
750 | install_element (CONFIG_NODE, &no_dump_bgp_updates_cmd); | |
751 | install_element (CONFIG_NODE, &dump_bgp_routes_cmd); | |
752 | install_element (CONFIG_NODE, &dump_bgp_routes_interval_cmd); | |
753 | install_element (CONFIG_NODE, &no_dump_bgp_routes_cmd); | |
754 | } |