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718e3744 | 1 | /* Interface related function for RIP. |
2 | * Copyright (C) 1997, 98 Kunihiro Ishiguro <kunihiro@zebra.org> | |
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 | ||
22 | #include <zebra.h> | |
23 | ||
24 | #include "command.h" | |
25 | #include "if.h" | |
26 | #include "sockunion.h" | |
27 | #include "prefix.h" | |
28 | #include "memory.h" | |
29 | #include "network.h" | |
30 | #include "table.h" | |
31 | #include "log.h" | |
32 | #include "stream.h" | |
33 | #include "thread.h" | |
34 | #include "zclient.h" | |
35 | #include "filter.h" | |
36 | #include "sockopt.h" | |
edd7c245 | 37 | #include "privs.h" |
718e3744 | 38 | |
39 | #include "zebra/connected.h" | |
40 | ||
41 | #include "ripd/ripd.h" | |
42 | #include "ripd/rip_debug.h" | |
43 | ||
44 | void rip_enable_apply (struct interface *); | |
45 | void rip_passive_interface_apply (struct interface *); | |
46 | int rip_if_down(struct interface *ifp); | |
16705130 | 47 | int rip_enable_if_lookup (char *ifname); |
48 | int rip_enable_network_lookup2 (struct connected *connected); | |
49 | void rip_enable_apply_all (); | |
50 | ||
718e3744 | 51 | |
52 | struct message ri_version_msg[] = | |
53 | { | |
54 | {RI_RIP_VERSION_1, "1"}, | |
55 | {RI_RIP_VERSION_2, "2"}, | |
56 | {RI_RIP_VERSION_1_AND_2, "1 2"}, | |
57 | {0, NULL} | |
58 | }; | |
59 | ||
edd7c245 | 60 | extern struct zebra_privs_t ripd_privs; |
61 | ||
718e3744 | 62 | /* RIP enabled network vector. */ |
63 | vector rip_enable_interface; | |
64 | ||
65 | /* RIP enabled interface table. */ | |
66 | struct route_table *rip_enable_network; | |
67 | ||
68 | /* Vector to store passive-interface name. */ | |
4aaff3f8 | 69 | static int passive_default; /* are we in passive-interface default mode? */ |
70 | vector Vrip_passive_nondefault; | |
718e3744 | 71 | \f |
72 | /* Join to the RIP version 2 multicast group. */ | |
73 | int | |
74 | ipv4_multicast_join (int sock, | |
75 | struct in_addr group, | |
76 | struct in_addr ifa, | |
77 | unsigned int ifindex) | |
78 | { | |
79 | int ret; | |
80 | ||
81 | ret = setsockopt_multicast_ipv4 (sock, | |
82 | IP_ADD_MEMBERSHIP, | |
83 | ifa, | |
84 | group.s_addr, | |
85 | ifindex); | |
86 | ||
87 | if (ret < 0) | |
88 | zlog (NULL, LOG_INFO, "can't setsockopt IP_ADD_MEMBERSHIP %s", | |
89 | strerror (errno)); | |
90 | ||
91 | return ret; | |
92 | } | |
93 | ||
94 | /* Leave from the RIP version 2 multicast group. */ | |
95 | int | |
96 | ipv4_multicast_leave (int sock, | |
97 | struct in_addr group, | |
98 | struct in_addr ifa, | |
99 | unsigned int ifindex) | |
100 | { | |
101 | int ret; | |
102 | ||
103 | ret = setsockopt_multicast_ipv4 (sock, | |
104 | IP_DROP_MEMBERSHIP, | |
105 | ifa, | |
106 | group.s_addr, | |
107 | ifindex); | |
108 | ||
109 | if (ret < 0) | |
110 | zlog (NULL, LOG_INFO, "can't setsockopt IP_DROP_MEMBERSHIP"); | |
111 | ||
112 | return ret; | |
113 | } | |
114 | \f | |
115 | /* Allocate new RIP's interface configuration. */ | |
116 | struct rip_interface * | |
117 | rip_interface_new () | |
118 | { | |
119 | struct rip_interface *ri; | |
120 | ||
121 | ri = XMALLOC (MTYPE_RIP_INTERFACE, sizeof (struct rip_interface)); | |
122 | memset (ri, 0, sizeof (struct rip_interface)); | |
123 | ||
124 | /* Default authentication type is simple password for Cisco | |
125 | compatibility. */ | |
126 | /* ri->auth_type = RIP_NO_AUTH; */ | |
127 | ri->auth_type = RIP_AUTH_SIMPLE_PASSWORD; | |
128 | ||
129 | /* Set default split-horizon behavior. If the interface is Frame | |
130 | Relay or SMDS is enabled, the default value for split-horizon is | |
131 | off. But currently Zebra does detect Frame Relay or SMDS | |
132 | interface. So all interface is set to split horizon. */ | |
16705130 | 133 | ri->split_horizon_default = RIP_SPLIT_HORIZON; |
718e3744 | 134 | ri->split_horizon = ri->split_horizon_default; |
135 | ||
136 | return ri; | |
137 | } | |
138 | ||
139 | void | |
140 | rip_interface_multicast_set (int sock, struct interface *ifp) | |
141 | { | |
142 | int ret; | |
143 | listnode node; | |
144 | struct servent *sp; | |
145 | struct sockaddr_in from; | |
146 | ||
147 | for (node = listhead (ifp->connected); node; nextnode (node)) | |
148 | { | |
149 | struct prefix_ipv4 *p; | |
150 | struct connected *connected; | |
151 | struct in_addr addr; | |
152 | ||
153 | connected = getdata (node); | |
154 | p = (struct prefix_ipv4 *) connected->address; | |
155 | ||
156 | if (p->family == AF_INET) | |
157 | { | |
158 | addr = p->prefix; | |
159 | ||
160 | if (setsockopt_multicast_ipv4 (sock, IP_MULTICAST_IF, | |
161 | addr, 0, ifp->ifindex) < 0) | |
162 | { | |
163 | zlog_warn ("Can't setsockopt IP_MULTICAST_IF to fd %d", sock); | |
164 | return; | |
165 | } | |
166 | ||
167 | /* Bind myself. */ | |
168 | memset (&from, 0, sizeof (struct sockaddr_in)); | |
169 | ||
170 | /* Set RIP port. */ | |
171 | sp = getservbyname ("router", "udp"); | |
172 | if (sp) | |
173 | from.sin_port = sp->s_port; | |
174 | else | |
175 | from.sin_port = htons (RIP_PORT_DEFAULT); | |
176 | ||
177 | /* Address shoud be any address. */ | |
178 | from.sin_family = AF_INET; | |
179 | from.sin_addr = addr; | |
180 | #ifdef HAVE_SIN_LEN | |
181 | from.sin_len = sizeof (struct sockaddr_in); | |
182 | #endif /* HAVE_SIN_LEN */ | |
183 | ||
edd7c245 | 184 | if (ripd_privs.change (ZPRIVS_RAISE)) |
185 | zlog_err ("rip_interface_multicast_set: could not raise privs"); | |
186 | ||
718e3744 | 187 | ret = bind (sock, (struct sockaddr *) & from, |
188 | sizeof (struct sockaddr_in)); | |
189 | if (ret < 0) | |
190 | { | |
191 | zlog_warn ("Can't bind socket: %s", strerror (errno)); | |
192 | return; | |
193 | } | |
194 | ||
edd7c245 | 195 | if (ripd_privs.change (ZPRIVS_LOWER)) |
196 | zlog_err ("rip_interface_multicast_set: could not lower privs"); | |
197 | ||
718e3744 | 198 | return; |
199 | ||
200 | } | |
201 | } | |
202 | } | |
203 | ||
204 | /* Send RIP request packet to specified interface. */ | |
205 | void | |
206 | rip_request_interface_send (struct interface *ifp, u_char version) | |
207 | { | |
208 | struct sockaddr_in to; | |
209 | ||
210 | /* RIPv2 support multicast. */ | |
211 | if (version == RIPv2 && if_is_multicast (ifp)) | |
212 | { | |
213 | ||
214 | if (IS_RIP_DEBUG_EVENT) | |
215 | zlog_info ("multicast request on %s", ifp->name); | |
216 | ||
217 | rip_request_send (NULL, ifp, version); | |
218 | return; | |
219 | } | |
220 | ||
221 | /* RIPv1 and non multicast interface. */ | |
222 | if (if_is_pointopoint (ifp) || if_is_broadcast (ifp)) | |
223 | { | |
224 | listnode cnode; | |
225 | ||
226 | if (IS_RIP_DEBUG_EVENT) | |
227 | zlog_info ("broadcast request to %s", ifp->name); | |
228 | ||
229 | for (cnode = listhead (ifp->connected); cnode; nextnode (cnode)) | |
230 | { | |
231 | struct prefix_ipv4 *p; | |
232 | struct connected *connected; | |
233 | ||
234 | connected = getdata (cnode); | |
235 | p = (struct prefix_ipv4 *) connected->destination; | |
236 | ||
237 | if (p->family == AF_INET) | |
238 | { | |
239 | memset (&to, 0, sizeof (struct sockaddr_in)); | |
240 | to.sin_port = htons (RIP_PORT_DEFAULT); | |
241 | to.sin_addr = p->prefix; | |
242 | ||
718e3744 | 243 | if (IS_RIP_DEBUG_EVENT) |
244 | zlog_info ("SEND request to %s", inet_ntoa (to.sin_addr)); | |
718e3744 | 245 | |
246 | rip_request_send (&to, ifp, version); | |
247 | } | |
248 | } | |
249 | } | |
250 | } | |
251 | ||
252 | /* This will be executed when interface goes up. */ | |
253 | void | |
254 | rip_request_interface (struct interface *ifp) | |
255 | { | |
256 | struct rip_interface *ri; | |
257 | ||
258 | /* In default ripd doesn't send RIP_REQUEST to the loopback interface. */ | |
259 | if (if_is_loopback (ifp)) | |
260 | return; | |
261 | ||
262 | /* If interface is down, don't send RIP packet. */ | |
2e3b2e47 | 263 | if (! if_is_operative (ifp)) |
718e3744 | 264 | return; |
265 | ||
266 | /* Fetch RIP interface information. */ | |
267 | ri = ifp->info; | |
268 | ||
269 | ||
270 | /* If there is no version configuration in the interface, | |
271 | use rip's version setting. */ | |
f38a471c | 272 | { |
273 | int vsend = ((ri->ri_send == RI_RIP_UNSPEC) ? | |
274 | rip->version_send : ri->ri_send); | |
275 | if (vsend & RIPv1) | |
276 | rip_request_interface_send (ifp, RIPv1); | |
277 | if (vsend & RIPv2) | |
278 | rip_request_interface_send (ifp, RIPv2); | |
279 | } | |
718e3744 | 280 | } |
281 | ||
282 | /* Send RIP request to the neighbor. */ | |
283 | void | |
284 | rip_request_neighbor (struct in_addr addr) | |
285 | { | |
286 | struct sockaddr_in to; | |
287 | ||
288 | memset (&to, 0, sizeof (struct sockaddr_in)); | |
289 | to.sin_port = htons (RIP_PORT_DEFAULT); | |
290 | to.sin_addr = addr; | |
291 | ||
f38a471c | 292 | rip_request_send (&to, NULL, rip->version_send); |
718e3744 | 293 | } |
294 | ||
295 | /* Request routes at all interfaces. */ | |
296 | void | |
297 | rip_request_neighbor_all () | |
298 | { | |
299 | struct route_node *rp; | |
300 | ||
301 | if (! rip) | |
302 | return; | |
303 | ||
304 | if (IS_RIP_DEBUG_EVENT) | |
305 | zlog_info ("request to the all neighbor"); | |
306 | ||
307 | /* Send request to all neighbor. */ | |
308 | for (rp = route_top (rip->neighbor); rp; rp = route_next (rp)) | |
309 | if (rp->info) | |
310 | rip_request_neighbor (rp->p.u.prefix4); | |
311 | } | |
312 | ||
313 | /* Multicast packet receive socket. */ | |
314 | int | |
315 | rip_multicast_join (struct interface *ifp, int sock) | |
316 | { | |
317 | listnode cnode; | |
318 | ||
2e3b2e47 | 319 | if (if_is_operative (ifp) && if_is_multicast (ifp)) |
718e3744 | 320 | { |
321 | if (IS_RIP_DEBUG_EVENT) | |
322 | zlog_info ("multicast join at %s", ifp->name); | |
323 | ||
324 | for (cnode = listhead (ifp->connected); cnode; nextnode (cnode)) | |
325 | { | |
326 | struct prefix_ipv4 *p; | |
327 | struct connected *connected; | |
328 | struct in_addr group; | |
329 | ||
330 | connected = getdata (cnode); | |
331 | p = (struct prefix_ipv4 *) connected->address; | |
332 | ||
333 | if (p->family != AF_INET) | |
334 | continue; | |
335 | ||
336 | group.s_addr = htonl (INADDR_RIP_GROUP); | |
337 | if (ipv4_multicast_join (sock, group, p->prefix, ifp->ifindex) < 0) | |
338 | return -1; | |
339 | else | |
340 | return 0; | |
341 | } | |
342 | } | |
343 | return 0; | |
344 | } | |
345 | ||
346 | /* Leave from multicast group. */ | |
347 | void | |
348 | rip_multicast_leave (struct interface *ifp, int sock) | |
349 | { | |
350 | listnode cnode; | |
351 | ||
352 | if (if_is_up (ifp) && if_is_multicast (ifp)) | |
353 | { | |
354 | if (IS_RIP_DEBUG_EVENT) | |
355 | zlog_info ("multicast leave from %s", ifp->name); | |
356 | ||
357 | for (cnode = listhead (ifp->connected); cnode; nextnode (cnode)) | |
358 | { | |
359 | struct prefix_ipv4 *p; | |
360 | struct connected *connected; | |
361 | struct in_addr group; | |
362 | ||
363 | connected = getdata (cnode); | |
364 | p = (struct prefix_ipv4 *) connected->address; | |
365 | ||
366 | if (p->family != AF_INET) | |
367 | continue; | |
368 | ||
369 | group.s_addr = htonl (INADDR_RIP_GROUP); | |
370 | if (ipv4_multicast_leave (sock, group, p->prefix, ifp->ifindex) == 0) | |
371 | return; | |
372 | } | |
373 | } | |
374 | } | |
375 | ||
376 | /* Is there and address on interface that I could use ? */ | |
377 | int | |
378 | rip_if_ipv4_address_check (struct interface *ifp) | |
379 | { | |
380 | struct listnode *nn; | |
381 | struct connected *connected; | |
382 | int count = 0; | |
383 | ||
384 | for (nn = listhead (ifp->connected); nn; nextnode (nn)) | |
385 | if ((connected = getdata (nn)) != NULL) | |
386 | { | |
387 | struct prefix *p; | |
388 | ||
389 | p = connected->address; | |
390 | ||
391 | if (p->family == AF_INET) | |
392 | { | |
393 | count++; | |
394 | } | |
395 | } | |
396 | ||
397 | return count; | |
398 | } | |
718e3744 | 399 | |
400 | /* Inteface link down message processing. */ | |
401 | int | |
402 | rip_interface_down (int command, struct zclient *zclient, zebra_size_t length) | |
403 | { | |
404 | struct interface *ifp; | |
405 | struct stream *s; | |
406 | ||
407 | s = zclient->ibuf; | |
408 | ||
409 | /* zebra_interface_state_read() updates interface structure in | |
410 | iflist. */ | |
411 | ifp = zebra_interface_state_read(s); | |
412 | ||
413 | if (ifp == NULL) | |
414 | return 0; | |
415 | ||
416 | rip_if_down(ifp); | |
417 | ||
418 | if (IS_RIP_DEBUG_ZEBRA) | |
419 | zlog_info ("interface %s index %d flags %ld metric %d mtu %d is down", | |
420 | ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); | |
421 | ||
422 | return 0; | |
423 | } | |
424 | ||
425 | /* Inteface link up message processing */ | |
426 | int | |
427 | rip_interface_up (int command, struct zclient *zclient, zebra_size_t length) | |
428 | { | |
429 | struct interface *ifp; | |
430 | ||
431 | /* zebra_interface_state_read () updates interface structure in | |
432 | iflist. */ | |
433 | ifp = zebra_interface_state_read (zclient->ibuf); | |
434 | ||
435 | if (ifp == NULL) | |
436 | return 0; | |
437 | ||
438 | if (IS_RIP_DEBUG_ZEBRA) | |
439 | zlog_info ("interface %s index %d flags %ld metric %d mtu %d is up", | |
440 | ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); | |
441 | ||
442 | /* Check if this interface is RIP enabled or not.*/ | |
443 | rip_enable_apply (ifp); | |
444 | ||
445 | /* Check for a passive interface */ | |
446 | rip_passive_interface_apply (ifp); | |
447 | ||
448 | /* Apply distribute list to the all interface. */ | |
449 | rip_distribute_update_interface (ifp); | |
450 | ||
451 | return 0; | |
452 | } | |
453 | ||
454 | /* Inteface addition message from zebra. */ | |
455 | int | |
456 | rip_interface_add (int command, struct zclient *zclient, zebra_size_t length) | |
457 | { | |
458 | struct interface *ifp; | |
459 | ||
460 | ifp = zebra_interface_add_read (zclient->ibuf); | |
461 | ||
462 | if (IS_RIP_DEBUG_ZEBRA) | |
463 | zlog_info ("interface add %s index %d flags %ld metric %d mtu %d", | |
464 | ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); | |
465 | ||
466 | /* Check if this interface is RIP enabled or not.*/ | |
467 | rip_enable_apply (ifp); | |
468 | ||
469 | /* Apply distribute list to the all interface. */ | |
470 | rip_distribute_update_interface (ifp); | |
471 | ||
472 | /* rip_request_neighbor_all (); */ | |
473 | ||
16705130 | 474 | /* Check interface routemap. */ |
475 | rip_if_rmap_update_interface (ifp); | |
476 | ||
718e3744 | 477 | return 0; |
478 | } | |
479 | ||
480 | int | |
481 | rip_interface_delete (int command, struct zclient *zclient, | |
482 | zebra_size_t length) | |
483 | { | |
484 | struct interface *ifp; | |
485 | struct stream *s; | |
486 | ||
487 | ||
488 | s = zclient->ibuf; | |
489 | /* zebra_interface_state_read() updates interface structure in iflist */ | |
490 | ifp = zebra_interface_state_read(s); | |
491 | ||
492 | if (ifp == NULL) | |
493 | return 0; | |
494 | ||
495 | if (if_is_up (ifp)) { | |
496 | rip_if_down(ifp); | |
497 | } | |
498 | ||
499 | zlog_info("interface delete %s index %d flags %ld metric %d mtu %d", | |
500 | ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); | |
501 | ||
502 | /* To support pseudo interface do not free interface structure. */ | |
503 | /* if_delete(ifp); */ | |
504 | ||
505 | return 0; | |
506 | } | |
507 | ||
508 | void | |
509 | rip_interface_clean () | |
510 | { | |
511 | listnode node; | |
512 | struct interface *ifp; | |
513 | struct rip_interface *ri; | |
514 | ||
515 | for (node = listhead (iflist); node; nextnode (node)) | |
516 | { | |
517 | ifp = getdata (node); | |
518 | ri = ifp->info; | |
519 | ||
520 | ri->enable_network = 0; | |
521 | ri->enable_interface = 0; | |
522 | ri->running = 0; | |
523 | ||
524 | if (ri->t_wakeup) | |
525 | { | |
526 | thread_cancel (ri->t_wakeup); | |
527 | ri->t_wakeup = NULL; | |
528 | } | |
529 | } | |
530 | } | |
531 | ||
532 | void | |
533 | rip_interface_reset () | |
534 | { | |
535 | listnode node; | |
536 | struct interface *ifp; | |
537 | struct rip_interface *ri; | |
538 | ||
539 | for (node = listhead (iflist); node; nextnode (node)) | |
540 | { | |
541 | ifp = getdata (node); | |
542 | ri = ifp->info; | |
543 | ||
544 | ri->enable_network = 0; | |
545 | ri->enable_interface = 0; | |
546 | ri->running = 0; | |
547 | ||
548 | ri->ri_send = RI_RIP_UNSPEC; | |
549 | ri->ri_receive = RI_RIP_UNSPEC; | |
550 | ||
551 | /* ri->auth_type = RIP_NO_AUTH; */ | |
552 | ri->auth_type = RIP_AUTH_SIMPLE_PASSWORD; | |
553 | ||
554 | if (ri->auth_str) | |
555 | { | |
556 | free (ri->auth_str); | |
557 | ri->auth_str = NULL; | |
558 | } | |
559 | if (ri->key_chain) | |
560 | { | |
561 | free (ri->key_chain); | |
562 | ri->key_chain = NULL; | |
563 | } | |
564 | ||
16705130 | 565 | ri->split_horizon = RIP_NO_SPLIT_HORIZON; |
566 | ri->split_horizon_default = RIP_NO_SPLIT_HORIZON; | |
718e3744 | 567 | |
568 | ri->list[RIP_FILTER_IN] = NULL; | |
569 | ri->list[RIP_FILTER_OUT] = NULL; | |
570 | ||
571 | ri->prefix[RIP_FILTER_IN] = NULL; | |
572 | ri->prefix[RIP_FILTER_OUT] = NULL; | |
573 | ||
574 | if (ri->t_wakeup) | |
575 | { | |
576 | thread_cancel (ri->t_wakeup); | |
577 | ri->t_wakeup = NULL; | |
578 | } | |
579 | ||
580 | ri->recv_badpackets = 0; | |
581 | ri->recv_badroutes = 0; | |
582 | ri->sent_updates = 0; | |
583 | ||
584 | ri->passive = 0; | |
585 | } | |
586 | } | |
587 | ||
588 | int | |
589 | rip_if_down(struct interface *ifp) | |
590 | { | |
591 | struct route_node *rp; | |
592 | struct rip_info *rinfo; | |
593 | struct rip_interface *ri = NULL; | |
594 | if (rip) | |
595 | { | |
596 | for (rp = route_top (rip->table); rp; rp = route_next (rp)) | |
597 | if ((rinfo = rp->info) != NULL) | |
598 | { | |
599 | /* Routes got through this interface. */ | |
600 | if (rinfo->ifindex == ifp->ifindex && | |
601 | rinfo->type == ZEBRA_ROUTE_RIP && | |
602 | rinfo->sub_type == RIP_ROUTE_RTE) | |
603 | { | |
604 | rip_zebra_ipv4_delete ((struct prefix_ipv4 *) &rp->p, | |
605 | &rinfo->nexthop, | |
606 | rinfo->ifindex); | |
607 | ||
608 | rip_redistribute_delete (rinfo->type,rinfo->sub_type, | |
609 | (struct prefix_ipv4 *)&rp->p, | |
610 | rinfo->ifindex); | |
611 | } | |
612 | else | |
613 | { | |
614 | /* All redistributed routes but static and system */ | |
615 | if ((rinfo->ifindex == ifp->ifindex) && | |
2e3b2e47 | 616 | /* (rinfo->type != ZEBRA_ROUTE_STATIC) && */ |
718e3744 | 617 | (rinfo->type != ZEBRA_ROUTE_SYSTEM)) |
618 | rip_redistribute_delete (rinfo->type,rinfo->sub_type, | |
619 | (struct prefix_ipv4 *)&rp->p, | |
620 | rinfo->ifindex); | |
621 | } | |
622 | } | |
623 | } | |
624 | ||
625 | ri = ifp->info; | |
626 | ||
627 | if (ri->running) | |
628 | { | |
629 | if (IS_RIP_DEBUG_EVENT) | |
630 | zlog_info ("turn off %s", ifp->name); | |
631 | ||
632 | /* Leave from multicast group. */ | |
633 | rip_multicast_leave (ifp, rip->sock); | |
634 | ||
635 | ri->running = 0; | |
636 | } | |
637 | ||
638 | return 0; | |
639 | } | |
640 | ||
641 | /* Needed for stop RIP process. */ | |
642 | void | |
643 | rip_if_down_all () | |
644 | { | |
645 | struct interface *ifp; | |
646 | listnode node; | |
647 | ||
648 | for (node = listhead (iflist); node; nextnode (node)) | |
649 | { | |
650 | ifp = getdata (node); | |
651 | rip_if_down (ifp); | |
652 | } | |
653 | } | |
654 | ||
16705130 | 655 | static void |
656 | rip_apply_address_add (struct connected *ifc) { | |
657 | struct prefix_ipv4 address; | |
658 | struct prefix *p; | |
659 | ||
660 | if (!rip) | |
661 | return; | |
662 | ||
663 | if (! if_is_up(ifc->ifp)) | |
664 | return; | |
665 | ||
666 | p = ifc->address; | |
667 | ||
668 | memset (&address, 0, sizeof (address)); | |
669 | address.family = p->family; | |
670 | address.prefix = p->u.prefix4; | |
671 | address.prefixlen = p->prefixlen; | |
672 | apply_mask_ipv4(&address); | |
673 | ||
674 | /* Check if this interface is RIP enabled or not | |
675 | or Check if this address's prefix is RIP enabled */ | |
676 | if ((rip_enable_if_lookup(ifc->ifp->name) >= 0) || | |
677 | (rip_enable_network_lookup2(ifc) >= 0)) | |
678 | rip_redistribute_add(ZEBRA_ROUTE_CONNECT, RIP_ROUTE_INTERFACE, | |
679 | &address, ifc->ifp->ifindex, NULL); | |
680 | ||
681 | } | |
682 | ||
718e3744 | 683 | int |
684 | rip_interface_address_add (int command, struct zclient *zclient, | |
685 | zebra_size_t length) | |
686 | { | |
687 | struct connected *ifc; | |
688 | struct prefix *p; | |
689 | ||
690 | ifc = zebra_interface_address_add_read (zclient->ibuf); | |
691 | ||
692 | if (ifc == NULL) | |
693 | return 0; | |
694 | ||
695 | p = ifc->address; | |
696 | ||
697 | if (p->family == AF_INET) | |
698 | { | |
699 | if (IS_RIP_DEBUG_ZEBRA) | |
700 | zlog_info ("connected address %s/%d is added", | |
701 | inet_ntoa (p->u.prefix4), p->prefixlen); | |
16705130 | 702 | |
703 | /* Check if this prefix needs to be redistributed */ | |
704 | rip_apply_address_add(ifc); | |
718e3744 | 705 | |
706 | #ifdef HAVE_SNMP | |
707 | rip_ifaddr_add (ifc->ifp, ifc); | |
708 | #endif /* HAVE_SNMP */ | |
709 | } | |
710 | ||
711 | return 0; | |
712 | } | |
713 | ||
16705130 | 714 | static void |
715 | rip_apply_address_del (struct connected *ifc) { | |
716 | struct prefix_ipv4 address; | |
717 | struct prefix *p; | |
718 | ||
719 | if (!rip) | |
720 | return; | |
721 | ||
722 | if (! if_is_up(ifc->ifp)) | |
723 | return; | |
724 | ||
725 | p = ifc->address; | |
726 | ||
727 | memset (&address, 0, sizeof (address)); | |
728 | address.family = p->family; | |
729 | address.prefix = p->u.prefix4; | |
730 | address.prefixlen = p->prefixlen; | |
731 | apply_mask_ipv4(&address); | |
732 | ||
733 | rip_redistribute_delete(ZEBRA_ROUTE_CONNECT, RIP_ROUTE_INTERFACE, | |
734 | &address, ifc->ifp->ifindex); | |
735 | } | |
736 | ||
718e3744 | 737 | int |
738 | rip_interface_address_delete (int command, struct zclient *zclient, | |
739 | zebra_size_t length) | |
740 | { | |
741 | struct connected *ifc; | |
742 | struct prefix *p; | |
743 | ||
744 | ifc = zebra_interface_address_delete_read (zclient->ibuf); | |
745 | ||
746 | if (ifc) | |
747 | { | |
748 | p = ifc->address; | |
749 | if (p->family == AF_INET) | |
750 | { | |
751 | if (IS_RIP_DEBUG_ZEBRA) | |
752 | ||
753 | zlog_info ("connected address %s/%d is deleted", | |
754 | inet_ntoa (p->u.prefix4), p->prefixlen); | |
755 | ||
756 | #ifdef HAVE_SNMP | |
757 | rip_ifaddr_delete (ifc->ifp, ifc); | |
758 | #endif /* HAVE_SNMP */ | |
759 | ||
16705130 | 760 | /* Chech wether this prefix needs to be removed */ |
761 | rip_apply_address_del(ifc); | |
762 | ||
718e3744 | 763 | } |
764 | ||
765 | connected_free (ifc); | |
766 | ||
767 | } | |
768 | ||
769 | return 0; | |
770 | } | |
771 | \f | |
772 | /* Check interface is enabled by network statement. */ | |
16705130 | 773 | /* Check wether the interface has at least a connected prefix that |
774 | * is within the ripng_enable_network table. */ | |
718e3744 | 775 | int |
16705130 | 776 | rip_enable_network_lookup_if (struct interface *ifp) |
718e3744 | 777 | { |
778 | struct listnode *nn; | |
779 | struct connected *connected; | |
780 | struct prefix_ipv4 address; | |
781 | ||
782 | for (nn = listhead (ifp->connected); nn; nextnode (nn)) | |
783 | if ((connected = getdata (nn)) != NULL) | |
784 | { | |
785 | struct prefix *p; | |
786 | struct route_node *node; | |
787 | ||
788 | p = connected->address; | |
789 | ||
790 | if (p->family == AF_INET) | |
791 | { | |
792 | address.family = AF_INET; | |
793 | address.prefix = p->u.prefix4; | |
794 | address.prefixlen = IPV4_MAX_BITLEN; | |
795 | ||
796 | node = route_node_match (rip_enable_network, | |
797 | (struct prefix *)&address); | |
798 | if (node) | |
799 | { | |
800 | route_unlock_node (node); | |
801 | return 1; | |
802 | } | |
803 | } | |
804 | } | |
805 | return -1; | |
806 | } | |
807 | ||
16705130 | 808 | /* Check wether connected is within the ripng_enable_network table. */ |
809 | int | |
810 | rip_enable_network_lookup2 (struct connected *connected) | |
811 | { | |
812 | struct prefix_ipv4 address; | |
813 | struct prefix *p; | |
814 | ||
815 | p = connected->address; | |
816 | ||
817 | if (p->family == AF_INET) { | |
818 | struct route_node *node; | |
819 | ||
820 | address.family = p->family; | |
821 | address.prefix = p->u.prefix4; | |
822 | address.prefixlen = IPV4_MAX_BITLEN; | |
823 | ||
824 | /* LPM on p->family, p->u.prefix4/IPV4_MAX_BITLEN within rip_enable_network */ | |
825 | node = route_node_match (rip_enable_network, | |
826 | (struct prefix *)&address); | |
827 | ||
828 | if (node) { | |
829 | route_unlock_node (node); | |
830 | return 1; | |
831 | } | |
832 | } | |
833 | ||
834 | return -1; | |
835 | } | |
718e3744 | 836 | /* Add RIP enable network. */ |
837 | int | |
838 | rip_enable_network_add (struct prefix *p) | |
839 | { | |
840 | struct route_node *node; | |
841 | ||
842 | node = route_node_get (rip_enable_network, p); | |
843 | ||
844 | if (node->info) | |
845 | { | |
846 | route_unlock_node (node); | |
847 | return -1; | |
848 | } | |
849 | else | |
850 | node->info = "enabled"; | |
851 | ||
16705130 | 852 | /* XXX: One should find a better solution than a generic one */ |
853 | rip_enable_apply_all(); | |
854 | ||
718e3744 | 855 | return 1; |
856 | } | |
857 | ||
858 | /* Delete RIP enable network. */ | |
859 | int | |
860 | rip_enable_network_delete (struct prefix *p) | |
861 | { | |
862 | struct route_node *node; | |
863 | ||
864 | node = route_node_lookup (rip_enable_network, p); | |
865 | if (node) | |
866 | { | |
867 | node->info = NULL; | |
868 | ||
869 | /* Unlock info lock. */ | |
870 | route_unlock_node (node); | |
871 | ||
872 | /* Unlock lookup lock. */ | |
873 | route_unlock_node (node); | |
874 | ||
16705130 | 875 | /* XXX: One should find a better solution than a generic one */ |
876 | rip_enable_apply_all (); | |
877 | ||
718e3744 | 878 | return 1; |
879 | } | |
880 | return -1; | |
881 | } | |
882 | ||
883 | /* Check interface is enabled by ifname statement. */ | |
884 | int | |
885 | rip_enable_if_lookup (char *ifname) | |
886 | { | |
887 | int i; | |
888 | char *str; | |
889 | ||
890 | for (i = 0; i < vector_max (rip_enable_interface); i++) | |
891 | if ((str = vector_slot (rip_enable_interface, i)) != NULL) | |
892 | if (strcmp (str, ifname) == 0) | |
893 | return i; | |
894 | return -1; | |
895 | } | |
896 | ||
897 | /* Add interface to rip_enable_if. */ | |
898 | int | |
899 | rip_enable_if_add (char *ifname) | |
900 | { | |
901 | int ret; | |
902 | ||
903 | ret = rip_enable_if_lookup (ifname); | |
904 | if (ret >= 0) | |
905 | return -1; | |
906 | ||
907 | vector_set (rip_enable_interface, strdup (ifname)); | |
908 | ||
16705130 | 909 | rip_enable_apply_all(); /* TODOVJ */ |
910 | ||
718e3744 | 911 | return 1; |
912 | } | |
913 | ||
914 | /* Delete interface from rip_enable_if. */ | |
915 | int | |
916 | rip_enable_if_delete (char *ifname) | |
917 | { | |
918 | int index; | |
919 | char *str; | |
920 | ||
921 | index = rip_enable_if_lookup (ifname); | |
922 | if (index < 0) | |
923 | return -1; | |
924 | ||
925 | str = vector_slot (rip_enable_interface, index); | |
926 | free (str); | |
927 | vector_unset (rip_enable_interface, index); | |
928 | ||
16705130 | 929 | rip_enable_apply_all(); /* TODOVJ */ |
930 | ||
718e3744 | 931 | return 1; |
932 | } | |
933 | ||
934 | /* Join to multicast group and send request to the interface. */ | |
935 | int | |
936 | rip_interface_wakeup (struct thread *t) | |
937 | { | |
938 | struct interface *ifp; | |
939 | struct rip_interface *ri; | |
940 | ||
941 | /* Get interface. */ | |
942 | ifp = THREAD_ARG (t); | |
943 | ||
944 | ri = ifp->info; | |
945 | ri->t_wakeup = NULL; | |
946 | ||
947 | /* Join to multicast group. */ | |
948 | if (rip_multicast_join (ifp, rip->sock) < 0) | |
949 | { | |
950 | zlog_err ("multicast join failed, interface %s not running", ifp->name); | |
951 | return 0; | |
952 | } | |
953 | ||
954 | /* Set running flag. */ | |
955 | ri->running = 1; | |
956 | ||
957 | /* Send RIP request to the interface. */ | |
958 | rip_request_interface (ifp); | |
959 | ||
960 | return 0; | |
961 | } | |
962 | ||
963 | int rip_redistribute_check (int); | |
964 | ||
965 | void | |
966 | rip_connect_set (struct interface *ifp, int set) | |
967 | { | |
968 | struct listnode *nn; | |
969 | struct connected *connected; | |
970 | struct prefix_ipv4 address; | |
971 | ||
972 | for (nn = listhead (ifp->connected); nn; nextnode (nn)) | |
973 | if ((connected = getdata (nn)) != NULL) | |
974 | { | |
975 | struct prefix *p; | |
976 | p = connected->address; | |
977 | ||
978 | if (p->family != AF_INET) | |
979 | continue; | |
980 | ||
981 | address.family = AF_INET; | |
982 | address.prefix = p->u.prefix4; | |
983 | address.prefixlen = p->prefixlen; | |
984 | apply_mask_ipv4 (&address); | |
985 | ||
16705130 | 986 | if (set) { |
987 | /* Check once more wether this prefix is within a "network IF_OR_PREF" one */ | |
988 | if ((rip_enable_if_lookup(connected->ifp->name) >= 0) || | |
989 | (rip_enable_network_lookup2(connected) >= 0)) | |
990 | rip_redistribute_add (ZEBRA_ROUTE_CONNECT, RIP_ROUTE_INTERFACE, | |
991 | &address, connected->ifp->ifindex, NULL); | |
992 | } else | |
718e3744 | 993 | { |
994 | rip_redistribute_delete (ZEBRA_ROUTE_CONNECT, RIP_ROUTE_INTERFACE, | |
995 | &address, connected->ifp->ifindex); | |
996 | if (rip_redistribute_check (ZEBRA_ROUTE_CONNECT)) | |
997 | rip_redistribute_add (ZEBRA_ROUTE_CONNECT, RIP_ROUTE_REDISTRIBUTE, | |
998 | &address, connected->ifp->ifindex, NULL); | |
999 | } | |
1000 | } | |
1001 | } | |
1002 | ||
1003 | /* Update interface status. */ | |
1004 | void | |
1005 | rip_enable_apply (struct interface *ifp) | |
1006 | { | |
1007 | int ret; | |
1008 | struct rip_interface *ri = NULL; | |
1009 | ||
1010 | /* Check interface. */ | |
2e3b2e47 | 1011 | if (! if_is_operative (ifp)) |
718e3744 | 1012 | return; |
1013 | ||
1014 | ri = ifp->info; | |
1015 | ||
1016 | /* Check network configuration. */ | |
16705130 | 1017 | ret = rip_enable_network_lookup_if (ifp); |
718e3744 | 1018 | |
1019 | /* If the interface is matched. */ | |
1020 | if (ret > 0) | |
1021 | ri->enable_network = 1; | |
1022 | else | |
1023 | ri->enable_network = 0; | |
1024 | ||
1025 | /* Check interface name configuration. */ | |
1026 | ret = rip_enable_if_lookup (ifp->name); | |
1027 | if (ret >= 0) | |
1028 | ri->enable_interface = 1; | |
1029 | else | |
1030 | ri->enable_interface = 0; | |
1031 | ||
1032 | /* any interface MUST have an IPv4 address */ | |
1033 | if ( ! rip_if_ipv4_address_check (ifp) ) | |
1034 | { | |
1035 | ri->enable_network = 0; | |
1036 | ri->enable_interface = 0; | |
1037 | } | |
1038 | ||
1039 | /* Update running status of the interface. */ | |
1040 | if (ri->enable_network || ri->enable_interface) | |
1041 | { | |
718e3744 | 1042 | { |
1043 | if (IS_RIP_DEBUG_EVENT) | |
1044 | zlog_info ("turn on %s", ifp->name); | |
1045 | ||
1046 | /* Add interface wake up thread. */ | |
1047 | if (! ri->t_wakeup) | |
1048 | ri->t_wakeup = thread_add_timer (master, rip_interface_wakeup, | |
1049 | ifp, 1); | |
1050 | rip_connect_set (ifp, 1); | |
1051 | } | |
1052 | } | |
1053 | else | |
1054 | { | |
1055 | if (ri->running) | |
1056 | { | |
16705130 | 1057 | /* Might as well clean up the route table as well |
1058 | * rip_if_down sets to 0 ri->running, and displays "turn off %s" | |
1059 | **/ | |
718e3744 | 1060 | rip_if_down(ifp); |
1061 | ||
718e3744 | 1062 | rip_connect_set (ifp, 0); |
1063 | } | |
1064 | } | |
1065 | } | |
1066 | ||
1067 | /* Apply network configuration to all interface. */ | |
1068 | void | |
1069 | rip_enable_apply_all () | |
1070 | { | |
1071 | struct interface *ifp; | |
1072 | listnode node; | |
1073 | ||
1074 | /* Check each interface. */ | |
1075 | for (node = listhead (iflist); node; nextnode (node)) | |
1076 | { | |
1077 | ifp = getdata (node); | |
1078 | rip_enable_apply (ifp); | |
1079 | } | |
1080 | } | |
1081 | ||
1082 | int | |
1083 | rip_neighbor_lookup (struct sockaddr_in *from) | |
1084 | { | |
1085 | struct prefix_ipv4 p; | |
1086 | struct route_node *node; | |
1087 | ||
1088 | memset (&p, 0, sizeof (struct prefix_ipv4)); | |
1089 | p.family = AF_INET; | |
1090 | p.prefix = from->sin_addr; | |
1091 | p.prefixlen = IPV4_MAX_BITLEN; | |
1092 | ||
1093 | node = route_node_lookup (rip->neighbor, (struct prefix *) &p); | |
1094 | if (node) | |
1095 | { | |
1096 | route_unlock_node (node); | |
1097 | return 1; | |
1098 | } | |
1099 | return 0; | |
1100 | } | |
1101 | ||
1102 | /* Add new RIP neighbor to the neighbor tree. */ | |
1103 | int | |
1104 | rip_neighbor_add (struct prefix_ipv4 *p) | |
1105 | { | |
1106 | struct route_node *node; | |
1107 | ||
1108 | node = route_node_get (rip->neighbor, (struct prefix *) p); | |
1109 | ||
1110 | if (node->info) | |
1111 | return -1; | |
1112 | ||
1113 | node->info = rip->neighbor; | |
1114 | ||
1115 | return 0; | |
1116 | } | |
1117 | ||
1118 | /* Delete RIP neighbor from the neighbor tree. */ | |
1119 | int | |
1120 | rip_neighbor_delete (struct prefix_ipv4 *p) | |
1121 | { | |
1122 | struct route_node *node; | |
1123 | ||
1124 | /* Lock for look up. */ | |
1125 | node = route_node_lookup (rip->neighbor, (struct prefix *) p); | |
1126 | if (! node) | |
1127 | return -1; | |
1128 | ||
1129 | node->info = NULL; | |
1130 | ||
1131 | /* Unlock lookup lock. */ | |
1132 | route_unlock_node (node); | |
1133 | ||
1134 | /* Unlock real neighbor information lock. */ | |
1135 | route_unlock_node (node); | |
1136 | ||
1137 | return 0; | |
1138 | } | |
1139 | ||
1140 | /* Clear all network and neighbor configuration. */ | |
1141 | void | |
1142 | rip_clean_network () | |
1143 | { | |
1144 | int i; | |
1145 | char *str; | |
1146 | struct route_node *rn; | |
1147 | ||
1148 | /* rip_enable_network. */ | |
1149 | for (rn = route_top (rip_enable_network); rn; rn = route_next (rn)) | |
1150 | if (rn->info) | |
1151 | { | |
1152 | rn->info = NULL; | |
1153 | route_unlock_node (rn); | |
1154 | } | |
1155 | ||
1156 | /* rip_enable_interface. */ | |
1157 | for (i = 0; i < vector_max (rip_enable_interface); i++) | |
1158 | if ((str = vector_slot (rip_enable_interface, i)) != NULL) | |
1159 | { | |
1160 | free (str); | |
1161 | vector_slot (rip_enable_interface, i) = NULL; | |
1162 | } | |
1163 | } | |
1164 | \f | |
1165 | /* Utility function for looking up passive interface settings. */ | |
1166 | int | |
4aaff3f8 | 1167 | rip_passive_nondefault_lookup (char *ifname) |
718e3744 | 1168 | { |
1169 | int i; | |
1170 | char *str; | |
1171 | ||
4aaff3f8 | 1172 | for (i = 0; i < vector_max (Vrip_passive_nondefault); i++) |
1173 | if ((str = vector_slot (Vrip_passive_nondefault, i)) != NULL) | |
718e3744 | 1174 | if (strcmp (str, ifname) == 0) |
1175 | return i; | |
1176 | return -1; | |
1177 | } | |
1178 | ||
1179 | void | |
1180 | rip_passive_interface_apply (struct interface *ifp) | |
1181 | { | |
718e3744 | 1182 | struct rip_interface *ri; |
1183 | ||
1184 | ri = ifp->info; | |
1185 | ||
4aaff3f8 | 1186 | ri->passive = ((rip_passive_nondefault_lookup (ifp->name) < 0) ? |
1187 | passive_default : !passive_default); | |
1188 | ||
1189 | if (IS_RIP_DEBUG_ZEBRA) | |
1190 | zlog_info ("interface %s: passive = %d",ifp->name,ri->passive); | |
718e3744 | 1191 | } |
1192 | ||
1193 | void | |
1194 | rip_passive_interface_apply_all () | |
1195 | { | |
1196 | struct interface *ifp; | |
1197 | listnode node; | |
1198 | ||
1199 | for (node = listhead (iflist); node; nextnode (node)) | |
1200 | { | |
1201 | ifp = getdata (node); | |
1202 | rip_passive_interface_apply (ifp); | |
1203 | } | |
1204 | } | |
1205 | ||
1206 | /* Passive interface. */ | |
1207 | int | |
4aaff3f8 | 1208 | rip_passive_nondefault_set (struct vty *vty, char *ifname) |
718e3744 | 1209 | { |
4aaff3f8 | 1210 | if (rip_passive_nondefault_lookup (ifname) >= 0) |
718e3744 | 1211 | return CMD_WARNING; |
1212 | ||
4aaff3f8 | 1213 | vector_set (Vrip_passive_nondefault, strdup (ifname)); |
718e3744 | 1214 | |
1215 | rip_passive_interface_apply_all (); | |
1216 | ||
1217 | return CMD_SUCCESS; | |
1218 | } | |
1219 | ||
1220 | int | |
4aaff3f8 | 1221 | rip_passive_nondefault_unset (struct vty *vty, char *ifname) |
718e3744 | 1222 | { |
1223 | int i; | |
1224 | char *str; | |
1225 | ||
4aaff3f8 | 1226 | i = rip_passive_nondefault_lookup (ifname); |
718e3744 | 1227 | if (i < 0) |
1228 | return CMD_WARNING; | |
1229 | ||
4aaff3f8 | 1230 | str = vector_slot (Vrip_passive_nondefault, i); |
718e3744 | 1231 | free (str); |
4aaff3f8 | 1232 | vector_unset (Vrip_passive_nondefault, i); |
718e3744 | 1233 | |
1234 | rip_passive_interface_apply_all (); | |
1235 | ||
1236 | return CMD_SUCCESS; | |
1237 | } | |
1238 | ||
1239 | /* Free all configured RIP passive-interface settings. */ | |
1240 | void | |
4aaff3f8 | 1241 | rip_passive_nondefault_clean () |
718e3744 | 1242 | { |
1243 | int i; | |
1244 | char *str; | |
1245 | ||
4aaff3f8 | 1246 | for (i = 0; i < vector_max (Vrip_passive_nondefault); i++) |
1247 | if ((str = vector_slot (Vrip_passive_nondefault, i)) != NULL) | |
718e3744 | 1248 | { |
1249 | free (str); | |
4aaff3f8 | 1250 | vector_slot (Vrip_passive_nondefault, i) = NULL; |
718e3744 | 1251 | } |
1252 | rip_passive_interface_apply_all (); | |
1253 | } | |
1254 | \f | |
1255 | /* RIP enable network or interface configuration. */ | |
1256 | DEFUN (rip_network, | |
1257 | rip_network_cmd, | |
1258 | "network (A.B.C.D/M|WORD)", | |
1259 | "Enable routing on an IP network\n" | |
1260 | "IP prefix <network>/<length>, e.g., 35.0.0.0/8\n" | |
1261 | "Interface name\n") | |
1262 | { | |
1263 | int ret; | |
1264 | struct prefix_ipv4 p; | |
1265 | ||
1266 | ret = str2prefix_ipv4 (argv[0], &p); | |
1267 | ||
1268 | if (ret) | |
1269 | ret = rip_enable_network_add ((struct prefix *) &p); | |
1270 | else | |
1271 | ret = rip_enable_if_add (argv[0]); | |
1272 | ||
1273 | if (ret < 0) | |
1274 | { | |
1275 | vty_out (vty, "There is a same network configuration %s%s", argv[0], | |
1276 | VTY_NEWLINE); | |
1277 | return CMD_WARNING; | |
1278 | } | |
1279 | ||
718e3744 | 1280 | return CMD_SUCCESS; |
1281 | } | |
1282 | ||
1283 | /* RIP enable network or interface configuration. */ | |
1284 | DEFUN (no_rip_network, | |
1285 | no_rip_network_cmd, | |
1286 | "no network (A.B.C.D/M|WORD)", | |
1287 | NO_STR | |
1288 | "Enable routing on an IP network\n" | |
1289 | "IP prefix <network>/<length>, e.g., 35.0.0.0/8\n" | |
1290 | "Interface name\n") | |
1291 | { | |
1292 | int ret; | |
1293 | struct prefix_ipv4 p; | |
1294 | ||
1295 | ret = str2prefix_ipv4 (argv[0], &p); | |
1296 | ||
1297 | if (ret) | |
1298 | ret = rip_enable_network_delete ((struct prefix *) &p); | |
1299 | else | |
1300 | ret = rip_enable_if_delete (argv[0]); | |
1301 | ||
1302 | if (ret < 0) | |
1303 | { | |
1304 | vty_out (vty, "Can't find network configuration %s%s", argv[0], | |
1305 | VTY_NEWLINE); | |
1306 | return CMD_WARNING; | |
1307 | } | |
1308 | ||
718e3744 | 1309 | return CMD_SUCCESS; |
1310 | } | |
1311 | ||
1312 | /* RIP neighbor configuration set. */ | |
1313 | DEFUN (rip_neighbor, | |
1314 | rip_neighbor_cmd, | |
1315 | "neighbor A.B.C.D", | |
1316 | "Specify a neighbor router\n" | |
1317 | "Neighbor address\n") | |
1318 | { | |
1319 | int ret; | |
1320 | struct prefix_ipv4 p; | |
1321 | ||
1322 | ret = str2prefix_ipv4 (argv[0], &p); | |
1323 | ||
1324 | if (ret <= 0) | |
1325 | { | |
1326 | vty_out (vty, "Please specify address by A.B.C.D%s", VTY_NEWLINE); | |
1327 | return CMD_WARNING; | |
1328 | } | |
1329 | ||
1330 | rip_neighbor_add (&p); | |
1331 | ||
1332 | return CMD_SUCCESS; | |
1333 | } | |
1334 | ||
1335 | /* RIP neighbor configuration unset. */ | |
1336 | DEFUN (no_rip_neighbor, | |
1337 | no_rip_neighbor_cmd, | |
1338 | "no neighbor A.B.C.D", | |
1339 | NO_STR | |
1340 | "Specify a neighbor router\n" | |
1341 | "Neighbor address\n") | |
1342 | { | |
1343 | int ret; | |
1344 | struct prefix_ipv4 p; | |
1345 | ||
1346 | ret = str2prefix_ipv4 (argv[0], &p); | |
1347 | ||
1348 | if (ret <= 0) | |
1349 | { | |
1350 | vty_out (vty, "Please specify address by A.B.C.D%s", VTY_NEWLINE); | |
1351 | return CMD_WARNING; | |
1352 | } | |
1353 | ||
1354 | rip_neighbor_delete (&p); | |
1355 | ||
1356 | return CMD_SUCCESS; | |
1357 | } | |
1358 | ||
1359 | DEFUN (ip_rip_receive_version, | |
1360 | ip_rip_receive_version_cmd, | |
1361 | "ip rip receive version (1|2)", | |
1362 | IP_STR | |
1363 | "Routing Information Protocol\n" | |
1364 | "Advertisement reception\n" | |
1365 | "Version control\n" | |
1366 | "RIP version 1\n" | |
1367 | "RIP version 2\n") | |
1368 | { | |
1369 | struct interface *ifp; | |
1370 | struct rip_interface *ri; | |
1371 | ||
1372 | ifp = (struct interface *)vty->index; | |
1373 | ri = ifp->info; | |
1374 | ||
1375 | /* Version 1. */ | |
1376 | if (atoi (argv[0]) == 1) | |
1377 | { | |
1378 | ri->ri_receive = RI_RIP_VERSION_1; | |
1379 | return CMD_SUCCESS; | |
1380 | } | |
1381 | if (atoi (argv[0]) == 2) | |
1382 | { | |
1383 | ri->ri_receive = RI_RIP_VERSION_2; | |
1384 | return CMD_SUCCESS; | |
1385 | } | |
1386 | return CMD_WARNING; | |
1387 | } | |
1388 | ||
1389 | DEFUN (ip_rip_receive_version_1, | |
1390 | ip_rip_receive_version_1_cmd, | |
1391 | "ip rip receive version 1 2", | |
1392 | IP_STR | |
1393 | "Routing Information Protocol\n" | |
1394 | "Advertisement reception\n" | |
1395 | "Version control\n" | |
1396 | "RIP version 1\n" | |
1397 | "RIP version 2\n") | |
1398 | { | |
1399 | struct interface *ifp; | |
1400 | struct rip_interface *ri; | |
1401 | ||
1402 | ifp = (struct interface *)vty->index; | |
1403 | ri = ifp->info; | |
1404 | ||
1405 | /* Version 1 and 2. */ | |
1406 | ri->ri_receive = RI_RIP_VERSION_1_AND_2; | |
1407 | return CMD_SUCCESS; | |
1408 | } | |
1409 | ||
1410 | DEFUN (ip_rip_receive_version_2, | |
1411 | ip_rip_receive_version_2_cmd, | |
1412 | "ip rip receive version 2 1", | |
1413 | IP_STR | |
1414 | "Routing Information Protocol\n" | |
1415 | "Advertisement reception\n" | |
1416 | "Version control\n" | |
1417 | "RIP version 2\n" | |
1418 | "RIP version 1\n") | |
1419 | { | |
1420 | struct interface *ifp; | |
1421 | struct rip_interface *ri; | |
1422 | ||
1423 | ifp = (struct interface *)vty->index; | |
1424 | ri = ifp->info; | |
1425 | ||
1426 | /* Version 1 and 2. */ | |
1427 | ri->ri_receive = RI_RIP_VERSION_1_AND_2; | |
1428 | return CMD_SUCCESS; | |
1429 | } | |
1430 | ||
1431 | DEFUN (no_ip_rip_receive_version, | |
1432 | no_ip_rip_receive_version_cmd, | |
1433 | "no ip rip receive version", | |
1434 | NO_STR | |
1435 | IP_STR | |
1436 | "Routing Information Protocol\n" | |
1437 | "Advertisement reception\n" | |
1438 | "Version control\n") | |
1439 | { | |
1440 | struct interface *ifp; | |
1441 | struct rip_interface *ri; | |
1442 | ||
1443 | ifp = (struct interface *)vty->index; | |
1444 | ri = ifp->info; | |
1445 | ||
1446 | ri->ri_receive = RI_RIP_UNSPEC; | |
1447 | return CMD_SUCCESS; | |
1448 | } | |
1449 | ||
1450 | ALIAS (no_ip_rip_receive_version, | |
1451 | no_ip_rip_receive_version_num_cmd, | |
1452 | "no ip rip receive version (1|2)", | |
1453 | NO_STR | |
1454 | IP_STR | |
1455 | "Routing Information Protocol\n" | |
1456 | "Advertisement reception\n" | |
1457 | "Version control\n" | |
1458 | "Version 1\n" | |
1459 | "Version 2\n") | |
1460 | ||
1461 | DEFUN (ip_rip_send_version, | |
1462 | ip_rip_send_version_cmd, | |
1463 | "ip rip send version (1|2)", | |
1464 | IP_STR | |
1465 | "Routing Information Protocol\n" | |
1466 | "Advertisement transmission\n" | |
1467 | "Version control\n" | |
1468 | "RIP version 1\n" | |
1469 | "RIP version 2\n") | |
1470 | { | |
1471 | struct interface *ifp; | |
1472 | struct rip_interface *ri; | |
1473 | ||
1474 | ifp = (struct interface *)vty->index; | |
1475 | ri = ifp->info; | |
1476 | ||
1477 | /* Version 1. */ | |
1478 | if (atoi (argv[0]) == 1) | |
1479 | { | |
1480 | ri->ri_send = RI_RIP_VERSION_1; | |
1481 | return CMD_SUCCESS; | |
1482 | } | |
1483 | if (atoi (argv[0]) == 2) | |
1484 | { | |
1485 | ri->ri_send = RI_RIP_VERSION_2; | |
1486 | return CMD_SUCCESS; | |
1487 | } | |
1488 | return CMD_WARNING; | |
1489 | } | |
1490 | ||
1491 | DEFUN (ip_rip_send_version_1, | |
1492 | ip_rip_send_version_1_cmd, | |
1493 | "ip rip send version 1 2", | |
1494 | IP_STR | |
1495 | "Routing Information Protocol\n" | |
1496 | "Advertisement transmission\n" | |
1497 | "Version control\n" | |
1498 | "RIP version 1\n" | |
1499 | "RIP version 2\n") | |
1500 | { | |
1501 | struct interface *ifp; | |
1502 | struct rip_interface *ri; | |
1503 | ||
1504 | ifp = (struct interface *)vty->index; | |
1505 | ri = ifp->info; | |
1506 | ||
1507 | /* Version 1 and 2. */ | |
1508 | ri->ri_send = RI_RIP_VERSION_1_AND_2; | |
1509 | return CMD_SUCCESS; | |
1510 | } | |
1511 | ||
1512 | DEFUN (ip_rip_send_version_2, | |
1513 | ip_rip_send_version_2_cmd, | |
1514 | "ip rip send version 2 1", | |
1515 | IP_STR | |
1516 | "Routing Information Protocol\n" | |
1517 | "Advertisement transmission\n" | |
1518 | "Version control\n" | |
1519 | "RIP version 2\n" | |
1520 | "RIP version 1\n") | |
1521 | { | |
1522 | struct interface *ifp; | |
1523 | struct rip_interface *ri; | |
1524 | ||
1525 | ifp = (struct interface *)vty->index; | |
1526 | ri = ifp->info; | |
1527 | ||
1528 | /* Version 1 and 2. */ | |
1529 | ri->ri_send = RI_RIP_VERSION_1_AND_2; | |
1530 | return CMD_SUCCESS; | |
1531 | } | |
1532 | ||
1533 | DEFUN (no_ip_rip_send_version, | |
1534 | no_ip_rip_send_version_cmd, | |
1535 | "no ip rip send version", | |
1536 | NO_STR | |
1537 | IP_STR | |
1538 | "Routing Information Protocol\n" | |
1539 | "Advertisement transmission\n" | |
1540 | "Version control\n") | |
1541 | { | |
1542 | struct interface *ifp; | |
1543 | struct rip_interface *ri; | |
1544 | ||
1545 | ifp = (struct interface *)vty->index; | |
1546 | ri = ifp->info; | |
1547 | ||
1548 | ri->ri_send = RI_RIP_UNSPEC; | |
1549 | return CMD_SUCCESS; | |
1550 | } | |
1551 | ||
1552 | ALIAS (no_ip_rip_send_version, | |
1553 | no_ip_rip_send_version_num_cmd, | |
1554 | "no ip rip send version (1|2)", | |
1555 | NO_STR | |
1556 | IP_STR | |
1557 | "Routing Information Protocol\n" | |
1558 | "Advertisement transmission\n" | |
1559 | "Version control\n" | |
1560 | "Version 1\n" | |
1561 | "Version 2\n") | |
1562 | ||
1563 | DEFUN (ip_rip_authentication_mode, | |
1564 | ip_rip_authentication_mode_cmd, | |
1565 | "ip rip authentication mode (md5|text)", | |
1566 | IP_STR | |
1567 | "Routing Information Protocol\n" | |
1568 | "Authentication control\n" | |
1569 | "Authentication mode\n" | |
1570 | "Keyed message digest\n" | |
1571 | "Clear text authentication\n") | |
1572 | { | |
1573 | struct interface *ifp; | |
1574 | struct rip_interface *ri; | |
1575 | ||
1576 | ifp = (struct interface *)vty->index; | |
1577 | ri = ifp->info; | |
1578 | ||
1579 | if (strncmp ("md5", argv[0], strlen (argv[0])) == 0) | |
1580 | ri->auth_type = RIP_AUTH_MD5; | |
1581 | else if (strncmp ("text", argv[0], strlen (argv[0])) == 0) | |
1582 | ri->auth_type = RIP_AUTH_SIMPLE_PASSWORD; | |
1583 | else | |
1584 | { | |
1585 | vty_out (vty, "mode should be md5 or text%s", VTY_NEWLINE); | |
1586 | return CMD_WARNING; | |
1587 | } | |
1588 | ||
1589 | return CMD_SUCCESS; | |
1590 | } | |
1591 | ||
1592 | DEFUN (no_ip_rip_authentication_mode, | |
1593 | no_ip_rip_authentication_mode_cmd, | |
1594 | "no ip rip authentication mode", | |
1595 | NO_STR | |
1596 | IP_STR | |
1597 | "Routing Information Protocol\n" | |
1598 | "Authentication control\n" | |
1599 | "Authentication mode\n") | |
1600 | { | |
1601 | struct interface *ifp; | |
1602 | struct rip_interface *ri; | |
1603 | ||
1604 | ifp = (struct interface *)vty->index; | |
1605 | ri = ifp->info; | |
1606 | ||
1607 | /* ri->auth_type = RIP_NO_AUTH; */ | |
1608 | ri->auth_type = RIP_AUTH_SIMPLE_PASSWORD; | |
1609 | ||
1610 | return CMD_SUCCESS; | |
1611 | } | |
1612 | ||
1613 | ALIAS (no_ip_rip_authentication_mode, | |
1614 | no_ip_rip_authentication_mode_type_cmd, | |
1615 | "no ip rip authentication mode (md5|text)", | |
1616 | NO_STR | |
1617 | IP_STR | |
1618 | "Routing Information Protocol\n" | |
1619 | "Authentication control\n" | |
1620 | "Authentication mode\n" | |
1621 | "Keyed message digest\n" | |
1622 | "Clear text authentication\n") | |
1623 | ||
1624 | DEFUN (ip_rip_authentication_string, | |
1625 | ip_rip_authentication_string_cmd, | |
1626 | "ip rip authentication string LINE", | |
1627 | IP_STR | |
1628 | "Routing Information Protocol\n" | |
1629 | "Authentication control\n" | |
1630 | "Authentication string\n" | |
1631 | "Authentication string\n") | |
1632 | { | |
1633 | struct interface *ifp; | |
1634 | struct rip_interface *ri; | |
1635 | ||
1636 | ifp = (struct interface *)vty->index; | |
1637 | ri = ifp->info; | |
1638 | ||
1639 | if (strlen (argv[0]) > 16) | |
1640 | { | |
1641 | vty_out (vty, "%% RIPv2 authentication string must be shorter than 16%s", | |
1642 | VTY_NEWLINE); | |
1643 | return CMD_WARNING; | |
1644 | } | |
1645 | ||
1646 | if (ri->key_chain) | |
1647 | { | |
1648 | vty_out (vty, "%% key-chain configuration exists%s", VTY_NEWLINE); | |
1649 | return CMD_WARNING; | |
1650 | } | |
1651 | ||
1652 | if (ri->auth_str) | |
1653 | free (ri->auth_str); | |
1654 | ||
1655 | ri->auth_str = strdup (argv[0]); | |
1656 | ||
1657 | return CMD_SUCCESS; | |
1658 | } | |
1659 | ||
1660 | DEFUN (no_ip_rip_authentication_string, | |
1661 | no_ip_rip_authentication_string_cmd, | |
1662 | "no ip rip authentication string", | |
1663 | NO_STR | |
1664 | IP_STR | |
1665 | "Routing Information Protocol\n" | |
1666 | "Authentication control\n" | |
1667 | "Authentication string\n") | |
1668 | { | |
1669 | struct interface *ifp; | |
1670 | struct rip_interface *ri; | |
1671 | ||
1672 | ifp = (struct interface *)vty->index; | |
1673 | ri = ifp->info; | |
1674 | ||
1675 | if (ri->auth_str) | |
1676 | free (ri->auth_str); | |
1677 | ||
1678 | ri->auth_str = NULL; | |
1679 | ||
1680 | return CMD_SUCCESS; | |
1681 | } | |
1682 | ||
1683 | ALIAS (no_ip_rip_authentication_string, | |
1684 | no_ip_rip_authentication_string2_cmd, | |
1685 | "no ip rip authentication string LINE", | |
1686 | NO_STR | |
1687 | IP_STR | |
1688 | "Routing Information Protocol\n" | |
1689 | "Authentication control\n" | |
1690 | "Authentication string\n" | |
1691 | "Authentication string\n") | |
1692 | ||
1693 | DEFUN (ip_rip_authentication_key_chain, | |
1694 | ip_rip_authentication_key_chain_cmd, | |
1695 | "ip rip authentication key-chain LINE", | |
1696 | IP_STR | |
1697 | "Routing Information Protocol\n" | |
1698 | "Authentication control\n" | |
1699 | "Authentication key-chain\n" | |
1700 | "name of key-chain\n") | |
1701 | { | |
1702 | struct interface *ifp; | |
1703 | struct rip_interface *ri; | |
1704 | ||
1705 | ifp = (struct interface *) vty->index; | |
1706 | ri = ifp->info; | |
1707 | ||
1708 | if (ri->auth_str) | |
1709 | { | |
1710 | vty_out (vty, "%% authentication string configuration exists%s", | |
1711 | VTY_NEWLINE); | |
1712 | return CMD_WARNING; | |
1713 | } | |
1714 | ||
1715 | if (ri->key_chain) | |
1716 | free (ri->key_chain); | |
1717 | ||
1718 | ri->key_chain = strdup (argv[0]); | |
1719 | ||
1720 | return CMD_SUCCESS; | |
1721 | } | |
1722 | ||
1723 | DEFUN (no_ip_rip_authentication_key_chain, | |
1724 | no_ip_rip_authentication_key_chain_cmd, | |
1725 | "no ip rip authentication key-chain", | |
1726 | NO_STR | |
1727 | IP_STR | |
1728 | "Routing Information Protocol\n" | |
1729 | "Authentication control\n" | |
1730 | "Authentication key-chain\n") | |
1731 | { | |
1732 | struct interface *ifp; | |
1733 | struct rip_interface *ri; | |
1734 | ||
1735 | ifp = (struct interface *) vty->index; | |
1736 | ri = ifp->info; | |
1737 | ||
1738 | if (ri->key_chain) | |
1739 | free (ri->key_chain); | |
1740 | ||
1741 | ri->key_chain = NULL; | |
1742 | ||
1743 | return CMD_SUCCESS; | |
1744 | } | |
1745 | ||
1746 | ALIAS (no_ip_rip_authentication_key_chain, | |
1747 | no_ip_rip_authentication_key_chain2_cmd, | |
1748 | "no ip rip authentication key-chain LINE", | |
1749 | NO_STR | |
1750 | IP_STR | |
1751 | "Routing Information Protocol\n" | |
1752 | "Authentication control\n" | |
1753 | "Authentication key-chain\n" | |
1754 | "name of key-chain\n") | |
1755 | ||
16705130 | 1756 | /* CHANGED: ip rip split-horizon |
1757 | Cisco and Zebra's command is | |
1758 | ip split-horizon | |
1759 | */ | |
1760 | DEFUN (ip_rip_split_horizon, | |
1761 | ip_rip_split_horizon_cmd, | |
1762 | "ip rip split-horizon", | |
718e3744 | 1763 | IP_STR |
16705130 | 1764 | "Routing Information Protocol\n" |
718e3744 | 1765 | "Perform split horizon\n") |
1766 | { | |
1767 | struct interface *ifp; | |
1768 | struct rip_interface *ri; | |
1769 | ||
1770 | ifp = vty->index; | |
1771 | ri = ifp->info; | |
1772 | ||
16705130 | 1773 | ri->split_horizon = RIP_SPLIT_HORIZON; |
718e3744 | 1774 | return CMD_SUCCESS; |
1775 | } | |
1776 | ||
16705130 | 1777 | DEFUN (ip_rip_split_horizon_poisoned_reverse, |
1778 | ip_rip_split_horizon_poisoned_reverse_cmd, | |
1779 | "ip rip split-horizon poisoned-reverse", | |
1780 | IP_STR | |
1781 | "Routing Information Protocol\n" | |
1782 | "Perform split horizon\n" | |
1783 | "With poisoned-reverse\n") | |
1784 | { | |
1785 | struct interface *ifp; | |
1786 | struct rip_interface *ri; | |
1787 | ||
1788 | ifp = vty->index; | |
1789 | ri = ifp->info; | |
1790 | ||
1791 | ri->split_horizon = RIP_SPLIT_HORIZON_POISONED_REVERSE; | |
1792 | return CMD_SUCCESS; | |
1793 | } | |
1794 | ||
1795 | /* CHANGED: no ip rip split-horizon | |
1796 | Cisco and Zebra's command is | |
1797 | no ip split-horizon | |
1798 | */ | |
1799 | DEFUN (no_ip_rip_split_horizon, | |
1800 | no_ip_rip_split_horizon_cmd, | |
1801 | "no ip rip split-horizon", | |
718e3744 | 1802 | NO_STR |
1803 | IP_STR | |
16705130 | 1804 | "Routing Information Protocol\n" |
718e3744 | 1805 | "Perform split horizon\n") |
1806 | { | |
1807 | struct interface *ifp; | |
1808 | struct rip_interface *ri; | |
1809 | ||
1810 | ifp = vty->index; | |
1811 | ri = ifp->info; | |
1812 | ||
16705130 | 1813 | ri->split_horizon = RIP_NO_SPLIT_HORIZON; |
718e3744 | 1814 | return CMD_SUCCESS; |
1815 | } | |
1816 | ||
16705130 | 1817 | ALIAS (no_ip_rip_split_horizon, |
1818 | no_ip_rip_split_horizon_poisoned_reverse_cmd, | |
1819 | "no ip rip split-horizon poisoned-reverse", | |
1820 | NO_STR | |
1821 | IP_STR | |
1822 | "Routing Information Protocol\n" | |
1823 | "Perform split horizon\n" | |
1824 | "With poisoned-reverse\n") | |
1825 | ||
718e3744 | 1826 | DEFUN (rip_passive_interface, |
1827 | rip_passive_interface_cmd, | |
1828 | "passive-interface IFNAME", | |
1829 | "Suppress routing updates on an interface\n" | |
1830 | "Interface name\n") | |
1831 | { | |
4aaff3f8 | 1832 | char *ifname = argv[0]; |
1833 | ||
1834 | if (!strcmp(ifname,"default")) { | |
1835 | passive_default = 1; | |
1836 | rip_passive_nondefault_clean(); | |
1837 | return CMD_SUCCESS; | |
1838 | } | |
1839 | if (passive_default) | |
1840 | return rip_passive_nondefault_unset (vty, ifname); | |
1841 | else | |
1842 | return rip_passive_nondefault_set (vty, ifname); | |
718e3744 | 1843 | } |
1844 | ||
1845 | DEFUN (no_rip_passive_interface, | |
1846 | no_rip_passive_interface_cmd, | |
1847 | "no passive-interface IFNAME", | |
1848 | NO_STR | |
1849 | "Suppress routing updates on an interface\n" | |
1850 | "Interface name\n") | |
1851 | { | |
4aaff3f8 | 1852 | char *ifname = argv[0]; |
1853 | ||
1854 | if (!strcmp(ifname,"default")) { | |
1855 | passive_default = 0; | |
1856 | rip_passive_nondefault_clean(); | |
1857 | return CMD_SUCCESS; | |
1858 | } | |
1859 | if (passive_default) | |
1860 | return rip_passive_nondefault_set (vty, ifname); | |
1861 | else | |
1862 | return rip_passive_nondefault_unset (vty, ifname); | |
718e3744 | 1863 | } |
1864 | \f | |
1865 | /* Write rip configuration of each interface. */ | |
1866 | int | |
1867 | rip_interface_config_write (struct vty *vty) | |
1868 | { | |
1869 | listnode node; | |
1870 | struct interface *ifp; | |
1871 | ||
1872 | for (node = listhead (iflist); node; nextnode (node)) | |
1873 | { | |
1874 | struct rip_interface *ri; | |
1875 | ||
1876 | ifp = getdata (node); | |
1877 | ri = ifp->info; | |
1878 | ||
16705130 | 1879 | /* Do not display the interface if there is no |
1880 | * configuration about it. | |
1881 | **/ | |
1882 | if ((!ifp->desc) && | |
1883 | (ri->split_horizon == ri->split_horizon_default) && | |
1884 | (ri->ri_send == RI_RIP_UNSPEC) && | |
1885 | (ri->ri_receive == RI_RIP_UNSPEC) && | |
1886 | (ri->auth_type != RIP_AUTH_MD5) && | |
1887 | (!ri->auth_str) && | |
1888 | (!ri->key_chain) ) | |
1889 | continue; | |
1890 | ||
718e3744 | 1891 | vty_out (vty, "interface %s%s", ifp->name, |
1892 | VTY_NEWLINE); | |
1893 | ||
1894 | if (ifp->desc) | |
1895 | vty_out (vty, " description %s%s", ifp->desc, | |
1896 | VTY_NEWLINE); | |
1897 | ||
1898 | /* Split horizon. */ | |
1899 | if (ri->split_horizon != ri->split_horizon_default) | |
1900 | { | |
16705130 | 1901 | switch (ri->split_horizon) { |
1902 | case RIP_SPLIT_HORIZON: | |
1903 | vty_out (vty, " ip rip split-horizon%s", VTY_NEWLINE); | |
1904 | break; | |
1905 | case RIP_SPLIT_HORIZON_POISONED_REVERSE: | |
1906 | vty_out (vty, " ip rip split-horizon poisoned-reverse%s", | |
1907 | VTY_NEWLINE); | |
1908 | break; | |
1909 | case RIP_NO_SPLIT_HORIZON: | |
1910 | default: | |
1911 | vty_out (vty, " no ip rip split-horizon%s", VTY_NEWLINE); | |
1912 | break; | |
1913 | } | |
718e3744 | 1914 | } |
1915 | ||
1916 | /* RIP version setting. */ | |
1917 | if (ri->ri_send != RI_RIP_UNSPEC) | |
1918 | vty_out (vty, " ip rip send version %s%s", | |
1919 | lookup (ri_version_msg, ri->ri_send), | |
1920 | VTY_NEWLINE); | |
1921 | ||
1922 | if (ri->ri_receive != RI_RIP_UNSPEC) | |
1923 | vty_out (vty, " ip rip receive version %s%s", | |
1924 | lookup (ri_version_msg, ri->ri_receive), | |
1925 | VTY_NEWLINE); | |
1926 | ||
1927 | /* RIP authentication. */ | |
1928 | #if 0 | |
1929 | /* RIP_AUTH_SIMPLE_PASSWORD becomes default mode. */ | |
1930 | if (ri->auth_type == RIP_AUTH_SIMPLE_PASSWORD) | |
1931 | vty_out (vty, " ip rip authentication mode text%s", VTY_NEWLINE); | |
1932 | #endif /* 0 */ | |
1933 | if (ri->auth_type == RIP_AUTH_MD5) | |
1934 | vty_out (vty, " ip rip authentication mode md5%s", VTY_NEWLINE); | |
1935 | ||
1936 | if (ri->auth_str) | |
1937 | vty_out (vty, " ip rip authentication string %s%s", | |
1938 | ri->auth_str, VTY_NEWLINE); | |
1939 | ||
1940 | if (ri->key_chain) | |
1941 | vty_out (vty, " ip rip authentication key-chain %s%s", | |
1942 | ri->key_chain, VTY_NEWLINE); | |
1943 | ||
1944 | vty_out (vty, "!%s", VTY_NEWLINE); | |
1945 | } | |
1946 | return 0; | |
1947 | } | |
1948 | ||
1949 | int | |
1950 | config_write_rip_network (struct vty *vty, int config_mode) | |
1951 | { | |
1952 | int i; | |
1953 | char *ifname; | |
1954 | struct route_node *node; | |
1955 | ||
1956 | /* Network type RIP enable interface statement. */ | |
1957 | for (node = route_top (rip_enable_network); node; node = route_next (node)) | |
1958 | if (node->info) | |
1959 | vty_out (vty, "%s%s/%d%s", | |
1960 | config_mode ? " network " : " ", | |
1961 | inet_ntoa (node->p.u.prefix4), | |
1962 | node->p.prefixlen, | |
1963 | VTY_NEWLINE); | |
1964 | ||
1965 | /* Interface name RIP enable statement. */ | |
1966 | for (i = 0; i < vector_max (rip_enable_interface); i++) | |
1967 | if ((ifname = vector_slot (rip_enable_interface, i)) != NULL) | |
1968 | vty_out (vty, "%s%s%s", | |
1969 | config_mode ? " network " : " ", | |
1970 | ifname, | |
1971 | VTY_NEWLINE); | |
1972 | ||
1973 | /* RIP neighbors listing. */ | |
1974 | for (node = route_top (rip->neighbor); node; node = route_next (node)) | |
1975 | if (node->info) | |
1976 | vty_out (vty, "%s%s%s", | |
1977 | config_mode ? " neighbor " : " ", | |
1978 | inet_ntoa (node->p.u.prefix4), | |
1979 | VTY_NEWLINE); | |
1980 | ||
1981 | /* RIP passive interface listing. */ | |
4aaff3f8 | 1982 | if (config_mode) { |
1983 | if (passive_default) | |
01d0908a | 1984 | vty_out (vty, " passive-interface default%s", VTY_NEWLINE); |
4aaff3f8 | 1985 | for (i = 0; i < vector_max (Vrip_passive_nondefault); i++) |
1986 | if ((ifname = vector_slot (Vrip_passive_nondefault, i)) != NULL) | |
1987 | vty_out (vty, " %spassive-interface %s%s", | |
1988 | (passive_default ? "no " : ""), ifname, VTY_NEWLINE); | |
1989 | } | |
718e3744 | 1990 | |
1991 | return 0; | |
1992 | } | |
1993 | ||
1994 | struct cmd_node interface_node = | |
1995 | { | |
1996 | INTERFACE_NODE, | |
1997 | "%s(config-if)# ", | |
1998 | 1, | |
1999 | }; | |
2000 | ||
2001 | /* Called when interface structure allocated. */ | |
2002 | int | |
2003 | rip_interface_new_hook (struct interface *ifp) | |
2004 | { | |
2005 | ifp->info = rip_interface_new (); | |
2006 | return 0; | |
2007 | } | |
2008 | ||
2009 | /* Called when interface structure deleted. */ | |
2010 | int | |
2011 | rip_interface_delete_hook (struct interface *ifp) | |
2012 | { | |
2013 | XFREE (MTYPE_RIP_INTERFACE, ifp->info); | |
16705130 | 2014 | ifp->info = NULL; |
718e3744 | 2015 | return 0; |
2016 | } | |
2017 | ||
2018 | /* Allocate and initialize interface vector. */ | |
2019 | void | |
2020 | rip_if_init () | |
2021 | { | |
2022 | /* Default initial size of interface vector. */ | |
2023 | if_init(); | |
2024 | if_add_hook (IF_NEW_HOOK, rip_interface_new_hook); | |
2025 | if_add_hook (IF_DELETE_HOOK, rip_interface_delete_hook); | |
2026 | ||
2027 | /* RIP network init. */ | |
2028 | rip_enable_interface = vector_init (1); | |
2029 | rip_enable_network = route_table_init (); | |
2030 | ||
2031 | /* RIP passive interface. */ | |
4aaff3f8 | 2032 | Vrip_passive_nondefault = vector_init (1); |
718e3744 | 2033 | |
2034 | /* Install interface node. */ | |
2035 | install_node (&interface_node, rip_interface_config_write); | |
2036 | ||
2037 | /* Install commands. */ | |
2038 | install_element (CONFIG_NODE, &interface_cmd); | |
034489de | 2039 | install_element (CONFIG_NODE, &no_interface_cmd); |
718e3744 | 2040 | install_default (INTERFACE_NODE); |
2041 | install_element (INTERFACE_NODE, &interface_desc_cmd); | |
2042 | install_element (INTERFACE_NODE, &no_interface_desc_cmd); | |
2043 | install_element (RIP_NODE, &rip_network_cmd); | |
2044 | install_element (RIP_NODE, &no_rip_network_cmd); | |
2045 | install_element (RIP_NODE, &rip_neighbor_cmd); | |
2046 | install_element (RIP_NODE, &no_rip_neighbor_cmd); | |
2047 | ||
2048 | install_element (RIP_NODE, &rip_passive_interface_cmd); | |
2049 | install_element (RIP_NODE, &no_rip_passive_interface_cmd); | |
2050 | ||
2051 | install_element (INTERFACE_NODE, &ip_rip_send_version_cmd); | |
2052 | install_element (INTERFACE_NODE, &ip_rip_send_version_1_cmd); | |
2053 | install_element (INTERFACE_NODE, &ip_rip_send_version_2_cmd); | |
2054 | install_element (INTERFACE_NODE, &no_ip_rip_send_version_cmd); | |
2055 | install_element (INTERFACE_NODE, &no_ip_rip_send_version_num_cmd); | |
2056 | ||
2057 | install_element (INTERFACE_NODE, &ip_rip_receive_version_cmd); | |
2058 | install_element (INTERFACE_NODE, &ip_rip_receive_version_1_cmd); | |
2059 | install_element (INTERFACE_NODE, &ip_rip_receive_version_2_cmd); | |
2060 | install_element (INTERFACE_NODE, &no_ip_rip_receive_version_cmd); | |
2061 | install_element (INTERFACE_NODE, &no_ip_rip_receive_version_num_cmd); | |
2062 | ||
2063 | install_element (INTERFACE_NODE, &ip_rip_authentication_mode_cmd); | |
2064 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_mode_cmd); | |
2065 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_mode_type_cmd); | |
2066 | ||
2067 | install_element (INTERFACE_NODE, &ip_rip_authentication_key_chain_cmd); | |
2068 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_key_chain_cmd); | |
2069 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_key_chain2_cmd); | |
2070 | ||
2071 | install_element (INTERFACE_NODE, &ip_rip_authentication_string_cmd); | |
2072 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_string_cmd); | |
2073 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_string2_cmd); | |
2074 | ||
16705130 | 2075 | install_element (INTERFACE_NODE, &ip_rip_split_horizon_cmd); |
2076 | install_element (INTERFACE_NODE, &ip_rip_split_horizon_poisoned_reverse_cmd); | |
2077 | install_element (INTERFACE_NODE, &no_ip_rip_split_horizon_cmd); | |
2078 | install_element (INTERFACE_NODE, &no_ip_rip_split_horizon_poisoned_reverse_cmd); | |
718e3744 | 2079 | } |