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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]; | |
aa593d5e | 98 | mode_t oldumask; |
718e3744 | 99 | |
100 | time (&clock); | |
101 | tm = localtime (&clock); | |
102 | ||
103 | if (bgp_dump->filename[0] != DIRECTORY_SEP) | |
104 | { | |
105 | sprintf (fullpath, "%s/%s", vty_get_cwd (), bgp_dump->filename); | |
106 | ret = strftime (realpath, MAXPATHLEN, fullpath, tm); | |
107 | } | |
108 | else | |
109 | ret = strftime (realpath, MAXPATHLEN, bgp_dump->filename, tm); | |
110 | ||
111 | if (ret == 0) | |
112 | { | |
113 | zlog_warn ("bgp_dump_open_file: strftime error"); | |
114 | return NULL; | |
115 | } | |
116 | ||
117 | if (bgp_dump->fp) | |
118 | fclose (bgp_dump->fp); | |
119 | ||
120 | ||
aa593d5e | 121 | oldumask = umask(0777 & ~LOGFILE_MASK); |
718e3744 | 122 | bgp_dump->fp = fopen (realpath, "w"); |
123 | ||
124 | if (bgp_dump->fp == NULL) | |
aa593d5e | 125 | { |
126 | umask(oldumask); | |
127 | return NULL; | |
128 | } | |
129 | umask(oldumask); | |
718e3744 | 130 | |
131 | return bgp_dump->fp; | |
132 | } | |
133 | ||
134 | int | |
135 | bgp_dump_interval_add (struct bgp_dump *bgp_dump, int interval) | |
136 | { | |
137 | int bgp_dump_interval_func (struct thread *); | |
9834cd0f | 138 | int interval2, secs_into_day; |
139 | time_t t; | |
140 | struct tm *tm; | |
718e3744 | 141 | |
fba3d22b | 142 | if (interval > 0 ) |
9834cd0f | 143 | { |
144 | if ((interval < 86400) && ((86400 % interval) == 0)) | |
145 | { | |
146 | (void) time(&t); | |
147 | tm = localtime(&t); | |
148 | secs_into_day = tm->tm_sec + 60*tm->tm_min + 60*60*tm->tm_hour; | |
149 | interval2 = interval - secs_into_day % interval; | |
150 | if(interval2 == 0) interval2 = interval; | |
151 | } | |
152 | else | |
153 | { | |
154 | interval2 = interval; | |
155 | } | |
156 | bgp_dump->t_interval = thread_add_timer (master, bgp_dump_interval_func, | |
157 | bgp_dump, interval2); | |
158 | } | |
fba3d22b | 159 | else |
9834cd0f | 160 | { |
161 | bgp_dump->t_interval = thread_add_event (master, bgp_dump_interval_func, | |
162 | bgp_dump, 0); | |
163 | } | |
fba3d22b | 164 | |
718e3744 | 165 | return 0; |
166 | } | |
167 | ||
168 | /* Dump common header. */ | |
169 | void | |
170 | bgp_dump_header (struct stream *obuf, int type, int subtype) | |
171 | { | |
172 | time_t now; | |
173 | ||
174 | /* Set header. */ | |
175 | time (&now); | |
176 | ||
177 | /* Put dump packet header. */ | |
178 | stream_putl (obuf, now); | |
179 | stream_putw (obuf, type); | |
180 | stream_putw (obuf, subtype); | |
181 | ||
182 | stream_putl (obuf, 0); /* len */ | |
183 | } | |
184 | ||
185 | void | |
186 | bgp_dump_set_size (struct stream *s, int type) | |
187 | { | |
188 | stream_putl_at (s, 8, stream_get_putp (s) - BGP_DUMP_HEADER_SIZE); | |
189 | } | |
190 | ||
191 | void | |
192 | bgp_dump_routes_entry (struct prefix *p, struct bgp_info *info, int afi, | |
193 | int type, unsigned int seq) | |
194 | { | |
195 | struct stream *obuf; | |
196 | struct attr *attr; | |
197 | struct peer *peer; | |
198 | int plen; | |
199 | int safi = 0; | |
200 | ||
201 | /* Make dump stream. */ | |
202 | obuf = bgp_dump_obuf; | |
203 | stream_reset (obuf); | |
204 | ||
205 | attr = info->attr; | |
206 | peer = info->peer; | |
207 | ||
208 | /* We support MRT's old format. */ | |
209 | if (type == MSG_TABLE_DUMP) | |
210 | { | |
211 | bgp_dump_header (obuf, MSG_TABLE_DUMP, afi); | |
212 | stream_putw (obuf, 0); /* View # */ | |
213 | stream_putw (obuf, seq); /* Sequence number. */ | |
214 | } | |
215 | else | |
216 | { | |
217 | bgp_dump_header (obuf, MSG_PROTOCOL_BGP4MP, BGP4MP_ENTRY); | |
218 | ||
219 | stream_putl (obuf, info->uptime); /* Time Last Change */ | |
220 | stream_putw (obuf, afi); /* Address Family */ | |
221 | stream_putc (obuf, safi); /* SAFI */ | |
222 | } | |
223 | ||
224 | if (afi == AFI_IP) | |
225 | { | |
226 | if (type == MSG_TABLE_DUMP) | |
227 | { | |
228 | /* Prefix */ | |
229 | stream_put_in_addr (obuf, &p->u.prefix4); | |
230 | stream_putc (obuf, p->prefixlen); | |
231 | ||
232 | /* Status */ | |
233 | stream_putc (obuf, 1); | |
234 | ||
235 | /* Originated */ | |
236 | stream_putl (obuf, info->uptime); | |
237 | ||
238 | /* Peer's IP address */ | |
239 | stream_put_in_addr (obuf, &peer->su.sin.sin_addr); | |
240 | ||
241 | /* Peer's AS number. */ | |
242 | stream_putw (obuf, peer->as); | |
243 | ||
244 | /* Dump attribute. */ | |
1302bdc7 | 245 | bgp_dump_routes_attr (obuf, attr, p); |
718e3744 | 246 | } |
247 | else | |
248 | { | |
249 | /* Next-Hop-Len */ | |
250 | stream_putc (obuf, IPV4_MAX_BYTELEN); | |
251 | stream_put_in_addr (obuf, &attr->nexthop); | |
252 | stream_putc (obuf, p->prefixlen); | |
253 | plen = PSIZE (p->prefixlen); | |
254 | stream_put (obuf, &p->u.prefix4, plen); | |
1302bdc7 | 255 | bgp_dump_routes_attr (obuf, attr, p); |
718e3744 | 256 | } |
257 | } | |
258 | #ifdef HAVE_IPV6 | |
259 | else if (afi == AFI_IP6) | |
260 | { | |
261 | if (type == MSG_TABLE_DUMP) | |
262 | { | |
263 | /* Prefix */ | |
264 | stream_write (obuf, (u_char *)&p->u.prefix6, IPV6_MAX_BYTELEN); | |
265 | stream_putc (obuf, p->prefixlen); | |
266 | ||
267 | /* Status */ | |
268 | stream_putc (obuf, 1); | |
269 | ||
270 | /* Originated */ | |
271 | stream_putl (obuf, info->uptime); | |
272 | ||
273 | /* Peer's IP address */ | |
274 | stream_write (obuf, (u_char *)&peer->su.sin6.sin6_addr, | |
275 | IPV6_MAX_BYTELEN); | |
276 | ||
277 | /* Peer's AS number. */ | |
278 | stream_putw (obuf, peer->as); | |
279 | ||
280 | /* Dump attribute. */ | |
a384592f | 281 | bgp_dump_routes_attr (obuf, attr, p); |
718e3744 | 282 | } |
283 | else | |
284 | { | |
285 | ; | |
286 | } | |
287 | } | |
288 | #endif /* HAVE_IPV6 */ | |
289 | ||
290 | /* Set length. */ | |
291 | bgp_dump_set_size (obuf, type); | |
292 | ||
293 | fwrite (STREAM_DATA (obuf), stream_get_putp (obuf), 1, bgp_dump_routes.fp); | |
294 | fflush (bgp_dump_routes.fp); | |
295 | } | |
296 | ||
297 | /* Runs under child process. */ | |
298 | void | |
299 | bgp_dump_routes_func (int afi) | |
300 | { | |
301 | struct stream *obuf; | |
302 | struct bgp_node *rn; | |
303 | struct bgp_info *info; | |
304 | struct bgp *bgp; | |
305 | struct bgp_table *table; | |
306 | unsigned int seq = 0; | |
307 | ||
308 | obuf = bgp_dump_obuf; | |
309 | ||
310 | bgp = bgp_get_default (); | |
311 | if (!bgp) | |
312 | return; | |
313 | ||
314 | if (bgp_dump_routes.fp == NULL) | |
315 | return; | |
316 | ||
317 | /* Walk down each BGP route. */ | |
318 | table = bgp->rib[afi][SAFI_UNICAST]; | |
319 | ||
320 | for (rn = bgp_table_top (table); rn; rn = bgp_route_next (rn)) | |
321 | for (info = rn->info; info; info = info->next) | |
322 | bgp_dump_routes_entry (&rn->p, info, afi, MSG_TABLE_DUMP, seq++); | |
323 | } | |
324 | ||
325 | int | |
326 | bgp_dump_interval_func (struct thread *t) | |
327 | { | |
328 | struct bgp_dump *bgp_dump; | |
718e3744 | 329 | bgp_dump = THREAD_ARG (t); |
330 | bgp_dump->t_interval = NULL; | |
331 | ||
9834cd0f | 332 | /* Reschedule dump even if file couldn't be opened this time... */ |
333 | if (bgp_dump_open_file (bgp_dump) != NULL) | |
718e3744 | 334 | { |
9834cd0f | 335 | /* In case of bgp_dump_routes, we need special route dump function. */ |
336 | if (bgp_dump->type == BGP_DUMP_ROUTES) | |
337 | { | |
338 | bgp_dump_routes_func (AFI_IP); | |
a384592f | 339 | #ifdef HAVE_IPV6 |
9834cd0f | 340 | bgp_dump_routes_func (AFI_IP6); |
a384592f | 341 | #endif /* HAVE_IPV6 */ |
9834cd0f | 342 | /* Close the file now. For a RIB dump there's no point in leaving |
343 | * it open until the next scheduled dump starts. */ | |
344 | fclose(bgp_dump->fp); bgp_dump->fp = NULL; | |
345 | } | |
718e3744 | 346 | } |
347 | ||
fba3d22b | 348 | /* if interval is set reschedule */ |
349 | if (bgp_dump->interval > 0) | |
350 | bgp_dump_interval_add (bgp_dump, bgp_dump->interval); | |
351 | ||
718e3744 | 352 | return 0; |
353 | } | |
354 | ||
355 | /* Dump common information. */ | |
356 | void | |
357 | bgp_dump_common (struct stream *obuf, struct peer *peer) | |
358 | { | |
359 | char empty[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; | |
360 | ||
361 | /* Source AS number and Destination AS number. */ | |
362 | stream_putw (obuf, peer->as); | |
363 | stream_putw (obuf, peer->local_as); | |
364 | ||
a384592f | 365 | if (peer->su.sa.sa_family == AF_INET) |
718e3744 | 366 | { |
367 | stream_putw (obuf, peer->ifindex); | |
368 | stream_putw (obuf, AFI_IP); | |
369 | ||
370 | stream_put (obuf, &peer->su.sin.sin_addr, IPV4_MAX_BYTELEN); | |
371 | ||
372 | if (peer->su_local) | |
373 | stream_put (obuf, &peer->su_local->sin.sin_addr, IPV4_MAX_BYTELEN); | |
374 | else | |
375 | stream_put (obuf, empty, IPV4_MAX_BYTELEN); | |
376 | } | |
377 | #ifdef HAVE_IPV6 | |
a384592f | 378 | else if (peer->su.sa.sa_family == AF_INET6) |
718e3744 | 379 | { |
380 | /* Interface Index and Address family. */ | |
381 | stream_putw (obuf, peer->ifindex); | |
382 | stream_putw (obuf, AFI_IP6); | |
383 | ||
384 | /* Source IP Address and Destination IP Address. */ | |
385 | stream_put (obuf, &peer->su.sin6.sin6_addr, IPV6_MAX_BYTELEN); | |
386 | ||
387 | if (peer->su_local) | |
388 | stream_put (obuf, &peer->su_local->sin6.sin6_addr, IPV6_MAX_BYTELEN); | |
389 | else | |
390 | stream_put (obuf, empty, IPV6_MAX_BYTELEN); | |
391 | } | |
392 | #endif /* HAVE_IPV6 */ | |
393 | } | |
394 | ||
395 | /* Dump BGP status change. */ | |
396 | void | |
397 | bgp_dump_state (struct peer *peer, int status_old, int status_new) | |
398 | { | |
399 | struct stream *obuf; | |
400 | ||
401 | /* If dump file pointer is disabled return immediately. */ | |
402 | if (bgp_dump_all.fp == NULL) | |
403 | return; | |
404 | ||
405 | /* Make dump stream. */ | |
406 | obuf = bgp_dump_obuf; | |
407 | stream_reset (obuf); | |
408 | ||
409 | bgp_dump_header (obuf, MSG_PROTOCOL_BGP4MP, BGP4MP_STATE_CHANGE); | |
410 | bgp_dump_common (obuf, peer); | |
411 | ||
412 | stream_putw (obuf, status_old); | |
413 | stream_putw (obuf, status_new); | |
414 | ||
415 | /* Set length. */ | |
416 | bgp_dump_set_size (obuf, MSG_PROTOCOL_BGP4MP); | |
417 | ||
418 | /* Write to the stream. */ | |
419 | fwrite (STREAM_DATA (obuf), stream_get_putp (obuf), 1, bgp_dump_all.fp); | |
420 | fflush (bgp_dump_all.fp); | |
421 | } | |
422 | ||
423 | void | |
424 | bgp_dump_packet_func (struct bgp_dump *bgp_dump, struct peer *peer, | |
425 | struct stream *packet) | |
426 | { | |
427 | struct stream *obuf; | |
428 | ||
429 | /* If dump file pointer is disabled return immediately. */ | |
430 | if (bgp_dump->fp == NULL) | |
431 | return; | |
432 | ||
433 | /* Make dump stream. */ | |
434 | obuf = bgp_dump_obuf; | |
435 | stream_reset (obuf); | |
436 | ||
437 | /* Dump header and common part. */ | |
438 | bgp_dump_header (obuf, MSG_PROTOCOL_BGP4MP, BGP4MP_MESSAGE); | |
439 | bgp_dump_common (obuf, peer); | |
440 | ||
441 | /* Packet contents. */ | |
442 | stream_put (obuf, STREAM_DATA (packet), stream_get_endp (packet)); | |
443 | ||
444 | /* Set length. */ | |
445 | bgp_dump_set_size (obuf, MSG_PROTOCOL_BGP4MP); | |
446 | ||
447 | /* Write to the stream. */ | |
448 | fwrite (STREAM_DATA (obuf), stream_get_putp (obuf), 1, bgp_dump->fp); | |
449 | fflush (bgp_dump->fp); | |
450 | } | |
451 | ||
452 | /* Called from bgp_packet.c when BGP packet is received. */ | |
453 | void | |
454 | bgp_dump_packet (struct peer *peer, int type, struct stream *packet) | |
455 | { | |
456 | /* bgp_dump_all. */ | |
457 | bgp_dump_packet_func (&bgp_dump_all, peer, packet); | |
458 | ||
459 | /* bgp_dump_updates. */ | |
460 | if (type == BGP_MSG_UPDATE) | |
461 | bgp_dump_packet_func (&bgp_dump_updates, peer, packet); | |
462 | } | |
463 | \f | |
464 | unsigned int | |
fd79ac91 | 465 | bgp_dump_parse_time (const char *str) |
718e3744 | 466 | { |
467 | int i; | |
468 | int len; | |
469 | int seen_h; | |
470 | int seen_m; | |
471 | int time; | |
472 | unsigned int total; | |
473 | ||
474 | time = 0; | |
475 | total = 0; | |
476 | seen_h = 0; | |
477 | seen_m = 0; | |
478 | len = strlen (str); | |
479 | ||
480 | for (i = 0; i < len; i++) | |
481 | { | |
482 | if (isdigit ((int) str[i])) | |
483 | { | |
484 | time *= 10; | |
485 | time += str[i] - '0'; | |
486 | } | |
487 | else if (str[i] == 'H' || str[i] == 'h') | |
488 | { | |
489 | if (seen_h) | |
490 | return 0; | |
491 | if (seen_m) | |
492 | return 0; | |
493 | total += time * 60 *60; | |
494 | time = 0; | |
495 | seen_h = 1; | |
496 | } | |
497 | else if (str[i] == 'M' || str[i] == 'm') | |
498 | { | |
499 | if (seen_m) | |
500 | return 0; | |
501 | total += time * 60; | |
502 | time = 0; | |
503 | seen_h = 1; | |
504 | } | |
505 | else | |
506 | return 0; | |
507 | } | |
508 | return total + time; | |
509 | } | |
510 | ||
511 | int | |
512 | bgp_dump_set (struct vty *vty, struct bgp_dump *bgp_dump, int type, | |
fd79ac91 | 513 | const char *path, const char *interval_str) |
718e3744 | 514 | { |
fba3d22b | 515 | unsigned int interval; |
516 | ||
718e3744 | 517 | if (interval_str) |
518 | { | |
fba3d22b | 519 | |
718e3744 | 520 | /* Check interval string. */ |
521 | interval = bgp_dump_parse_time (interval_str); | |
522 | if (interval == 0) | |
523 | { | |
524 | vty_out (vty, "Malformed interval string%s", VTY_NEWLINE); | |
525 | return CMD_WARNING; | |
526 | } | |
527 | /* Set interval. */ | |
528 | bgp_dump->interval = interval; | |
529 | if (bgp_dump->interval_str) | |
530 | free (bgp_dump->interval_str); | |
531 | bgp_dump->interval_str = strdup (interval_str); | |
fba3d22b | 532 | |
718e3744 | 533 | } |
fba3d22b | 534 | else |
535 | { | |
536 | interval = 0; | |
537 | } | |
538 | ||
539 | /* Create interval thread. */ | |
540 | bgp_dump_interval_add (bgp_dump, interval); | |
718e3744 | 541 | |
542 | /* Set type. */ | |
543 | bgp_dump->type = type; | |
544 | ||
545 | /* Set file name. */ | |
546 | if (bgp_dump->filename) | |
547 | free (bgp_dump->filename); | |
548 | bgp_dump->filename = strdup (path); | |
549 | ||
550 | /* This should be called when interval is expired. */ | |
551 | bgp_dump_open_file (bgp_dump); | |
552 | ||
553 | return CMD_SUCCESS; | |
554 | } | |
555 | ||
556 | int | |
557 | bgp_dump_unset (struct vty *vty, struct bgp_dump *bgp_dump) | |
558 | { | |
559 | /* Set file name. */ | |
560 | if (bgp_dump->filename) | |
561 | { | |
562 | free (bgp_dump->filename); | |
563 | bgp_dump->filename = NULL; | |
564 | } | |
565 | ||
566 | /* This should be called when interval is expired. */ | |
567 | if (bgp_dump->fp) | |
568 | { | |
569 | fclose (bgp_dump->fp); | |
570 | bgp_dump->fp = NULL; | |
571 | } | |
572 | ||
573 | /* Create interval thread. */ | |
574 | if (bgp_dump->t_interval) | |
575 | { | |
576 | thread_cancel (bgp_dump->t_interval); | |
577 | bgp_dump->t_interval = NULL; | |
578 | } | |
579 | ||
580 | bgp_dump->interval = 0; | |
581 | ||
582 | if (bgp_dump->interval_str) | |
583 | { | |
584 | free (bgp_dump->interval_str); | |
585 | bgp_dump->interval_str = NULL; | |
586 | } | |
587 | ||
588 | ||
589 | return CMD_SUCCESS; | |
590 | } | |
591 | ||
592 | DEFUN (dump_bgp_all, | |
593 | dump_bgp_all_cmd, | |
594 | "dump bgp all PATH", | |
595 | "Dump packet\n" | |
596 | "BGP packet dump\n" | |
597 | "Dump all BGP packets\n" | |
598 | "Output filename\n") | |
599 | { | |
600 | return bgp_dump_set (vty, &bgp_dump_all, BGP_DUMP_ALL, argv[0], NULL); | |
601 | } | |
602 | ||
603 | DEFUN (dump_bgp_all_interval, | |
604 | dump_bgp_all_interval_cmd, | |
605 | "dump bgp all PATH INTERVAL", | |
606 | "Dump packet\n" | |
607 | "BGP packet dump\n" | |
608 | "Dump all BGP packets\n" | |
609 | "Output filename\n" | |
610 | "Interval of output\n") | |
611 | { | |
612 | return bgp_dump_set (vty, &bgp_dump_all, BGP_DUMP_ALL, argv[0], argv[1]); | |
613 | } | |
614 | ||
615 | DEFUN (no_dump_bgp_all, | |
616 | no_dump_bgp_all_cmd, | |
617 | "no dump bgp all [PATH] [INTERVAL]", | |
618 | NO_STR | |
619 | "Dump packet\n" | |
620 | "BGP packet dump\n" | |
621 | "Dump all BGP packets\n") | |
622 | { | |
623 | return bgp_dump_unset (vty, &bgp_dump_all); | |
624 | } | |
625 | ||
626 | DEFUN (dump_bgp_updates, | |
627 | dump_bgp_updates_cmd, | |
628 | "dump bgp updates PATH", | |
629 | "Dump packet\n" | |
630 | "BGP packet dump\n" | |
631 | "Dump BGP updates only\n" | |
632 | "Output filename\n") | |
633 | { | |
634 | return bgp_dump_set (vty, &bgp_dump_updates, BGP_DUMP_UPDATES, argv[0], NULL); | |
635 | } | |
636 | ||
637 | DEFUN (dump_bgp_updates_interval, | |
638 | dump_bgp_updates_interval_cmd, | |
639 | "dump bgp updates PATH INTERVAL", | |
640 | "Dump packet\n" | |
641 | "BGP packet dump\n" | |
642 | "Dump BGP updates only\n" | |
643 | "Output filename\n" | |
644 | "Interval of output\n") | |
645 | { | |
646 | return bgp_dump_set (vty, &bgp_dump_updates, BGP_DUMP_UPDATES, argv[0], argv[1]); | |
647 | } | |
648 | ||
649 | DEFUN (no_dump_bgp_updates, | |
650 | no_dump_bgp_updates_cmd, | |
651 | "no dump bgp updates [PATH] [INTERVAL]", | |
652 | NO_STR | |
653 | "Dump packet\n" | |
654 | "BGP packet dump\n" | |
655 | "Dump BGP updates only\n") | |
656 | { | |
657 | return bgp_dump_unset (vty, &bgp_dump_updates); | |
658 | } | |
659 | ||
660 | DEFUN (dump_bgp_routes, | |
661 | dump_bgp_routes_cmd, | |
662 | "dump bgp routes-mrt PATH", | |
663 | "Dump packet\n" | |
664 | "BGP packet dump\n" | |
665 | "Dump whole BGP routing table\n" | |
666 | "Output filename\n") | |
667 | { | |
668 | return bgp_dump_set (vty, &bgp_dump_routes, BGP_DUMP_ROUTES, argv[0], NULL); | |
669 | } | |
670 | ||
671 | DEFUN (dump_bgp_routes_interval, | |
672 | dump_bgp_routes_interval_cmd, | |
673 | "dump bgp routes-mrt PATH INTERVAL", | |
674 | "Dump packet\n" | |
675 | "BGP packet dump\n" | |
676 | "Dump whole BGP routing table\n" | |
677 | "Output filename\n" | |
678 | "Interval of output\n") | |
679 | { | |
680 | return bgp_dump_set (vty, &bgp_dump_routes, BGP_DUMP_ROUTES, argv[0], argv[1]); | |
681 | } | |
682 | ||
683 | DEFUN (no_dump_bgp_routes, | |
684 | no_dump_bgp_routes_cmd, | |
685 | "no dump bgp routes-mrt [PATH] [INTERVAL]", | |
686 | NO_STR | |
687 | "Dump packet\n" | |
688 | "BGP packet dump\n" | |
689 | "Dump whole BGP routing table\n") | |
690 | { | |
691 | return bgp_dump_unset (vty, &bgp_dump_routes); | |
692 | } | |
693 | ||
694 | /* BGP node structure. */ | |
695 | struct cmd_node bgp_dump_node = | |
696 | { | |
697 | DUMP_NODE, | |
698 | "", | |
699 | }; | |
700 | ||
701 | #if 0 | |
702 | char * | |
703 | config_time2str (unsigned int interval) | |
704 | { | |
705 | static char buf[BUFSIZ]; | |
706 | ||
707 | buf[0] = '\0'; | |
708 | ||
709 | if (interval / 3600) | |
710 | { | |
711 | sprintf (buf, "%dh", interval / 3600); | |
712 | interval %= 3600; | |
713 | } | |
714 | if (interval / 60) | |
715 | { | |
716 | sprintf (buf + strlen (buf), "%dm", interval /60); | |
717 | interval %= 60; | |
718 | } | |
719 | if (interval) | |
720 | { | |
721 | sprintf (buf + strlen (buf), "%d", interval); | |
722 | } | |
723 | return buf; | |
724 | } | |
725 | #endif | |
726 | ||
727 | int | |
728 | config_write_bgp_dump (struct vty *vty) | |
729 | { | |
730 | if (bgp_dump_all.filename) | |
731 | { | |
732 | if (bgp_dump_all.interval_str) | |
733 | vty_out (vty, "dump bgp all %s %s%s", | |
734 | bgp_dump_all.filename, bgp_dump_all.interval_str, | |
735 | VTY_NEWLINE); | |
736 | else | |
737 | vty_out (vty, "dump bgp all %s%s", | |
738 | bgp_dump_all.filename, VTY_NEWLINE); | |
739 | } | |
740 | if (bgp_dump_updates.filename) | |
741 | { | |
742 | if (bgp_dump_updates.interval_str) | |
743 | vty_out (vty, "dump bgp updates %s %s%s", | |
744 | bgp_dump_updates.filename, bgp_dump_updates.interval_str, | |
745 | VTY_NEWLINE); | |
746 | else | |
747 | vty_out (vty, "dump bgp updates %s%s", | |
748 | bgp_dump_updates.filename, VTY_NEWLINE); | |
749 | } | |
750 | if (bgp_dump_routes.filename) | |
751 | { | |
752 | if (bgp_dump_routes.interval_str) | |
753 | vty_out (vty, "dump bgp routes-mrt %s %s%s", | |
754 | bgp_dump_routes.filename, bgp_dump_routes.interval_str, | |
755 | VTY_NEWLINE); | |
756 | else | |
757 | vty_out (vty, "dump bgp routes-mrt %s%s", | |
758 | bgp_dump_routes.filename, VTY_NEWLINE); | |
759 | } | |
760 | return 0; | |
761 | } | |
762 | \f | |
763 | /* Initialize BGP packet dump functionality. */ | |
764 | void | |
765 | bgp_dump_init () | |
766 | { | |
767 | memset (&bgp_dump_all, 0, sizeof (struct bgp_dump)); | |
768 | memset (&bgp_dump_updates, 0, sizeof (struct bgp_dump)); | |
769 | memset (&bgp_dump_routes, 0, sizeof (struct bgp_dump)); | |
770 | ||
9834cd0f | 771 | bgp_dump_obuf = stream_new (BGP_MAX_PACKET_SIZE + BGP_DUMP_MSG_HEADER |
772 | + BGP_DUMP_HEADER_SIZE); | |
718e3744 | 773 | |
774 | install_node (&bgp_dump_node, config_write_bgp_dump); | |
775 | ||
776 | install_element (CONFIG_NODE, &dump_bgp_all_cmd); | |
777 | install_element (CONFIG_NODE, &dump_bgp_all_interval_cmd); | |
778 | install_element (CONFIG_NODE, &no_dump_bgp_all_cmd); | |
779 | install_element (CONFIG_NODE, &dump_bgp_updates_cmd); | |
780 | install_element (CONFIG_NODE, &dump_bgp_updates_interval_cmd); | |
781 | install_element (CONFIG_NODE, &no_dump_bgp_updates_cmd); | |
782 | install_element (CONFIG_NODE, &dump_bgp_routes_cmd); | |
783 | install_element (CONFIG_NODE, &dump_bgp_routes_interval_cmd); | |
784 | install_element (CONFIG_NODE, &no_dump_bgp_routes_cmd); | |
785 | } |