]>
Commit | Line | Data |
---|---|---|
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" | |
dc63bfd4 | 43 | #include "ripd/rip_interface.h" |
44 | \f | |
45 | /* static prototypes */ | |
46 | static void rip_enable_apply (struct interface *); | |
47 | static void rip_passive_interface_apply (struct interface *); | |
48 | static int rip_if_down(struct interface *ifp); | |
49 | static int rip_enable_if_lookup (const char *ifname); | |
50 | static int rip_enable_network_lookup2 (struct connected *connected); | |
51 | static void rip_enable_apply_all (void); | |
52 | \f | |
718e3744 | 53 | struct message ri_version_msg[] = |
54 | { | |
55 | {RI_RIP_VERSION_1, "1"}, | |
56 | {RI_RIP_VERSION_2, "2"}, | |
57 | {RI_RIP_VERSION_1_AND_2, "1 2"}, | |
718e3744 | 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. */ | |
dc63bfd4 | 73 | static int |
718e3744 | 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", | |
6099b3b5 | 89 | safe_strerror (errno)); |
718e3744 | 90 | |
91 | return ret; | |
92 | } | |
93 | ||
94 | /* Leave from the RIP version 2 multicast group. */ | |
dc63bfd4 | 95 | static int |
718e3744 | 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. */ | |
dc63bfd4 | 116 | static struct rip_interface * |
117 | rip_interface_new (void) | |
718e3744 | 118 | { |
119 | struct rip_interface *ri; | |
120 | ||
393deb9b | 121 | ri = XCALLOC (MTYPE_RIP_INTERFACE, sizeof (struct rip_interface)); |
718e3744 | 122 | |
123 | /* Default authentication type is simple password for Cisco | |
124 | compatibility. */ | |
7755a8c2 | 125 | ri->auth_type = RIP_NO_AUTH; |
ca5e516c | 126 | ri->md5_auth_len = RIP_AUTH_MD5_COMPAT_SIZE; |
718e3744 | 127 | |
128 | /* Set default split-horizon behavior. If the interface is Frame | |
129 | Relay or SMDS is enabled, the default value for split-horizon is | |
130 | off. But currently Zebra does detect Frame Relay or SMDS | |
131 | interface. So all interface is set to split horizon. */ | |
16705130 | 132 | ri->split_horizon_default = RIP_SPLIT_HORIZON; |
718e3744 | 133 | ri->split_horizon = ri->split_horizon_default; |
134 | ||
135 | return ri; | |
136 | } | |
137 | ||
138 | void | |
1a51786a | 139 | rip_interface_multicast_set (int sock, struct connected *connected) |
718e3744 | 140 | { |
3fb9cd6e | 141 | struct in_addr addr; |
c49ad8f1 | 142 | |
143 | assert (connected != NULL); | |
144 | ||
e4529636 | 145 | addr = CONNECTED_ID(connected)->u.prefix4; |
718e3744 | 146 | |
1a51786a | 147 | if (setsockopt_multicast_ipv4 (sock, IP_MULTICAST_IF, addr, 0, |
148 | connected->ifp->ifindex) < 0) | |
3fb9cd6e | 149 | { |
150 | zlog_warn ("Can't setsockopt IP_MULTICAST_IF on fd %d to " | |
151 | "source address %s for interface %s", | |
152 | sock, inet_ntoa(addr), | |
c49ad8f1 | 153 | connected->ifp->name); |
3fb9cd6e | 154 | } |
2c61ae37 | 155 | |
3fb9cd6e | 156 | return; |
157 | } | |
718e3744 | 158 | |
159 | /* Send RIP request packet to specified interface. */ | |
dc63bfd4 | 160 | static void |
718e3744 | 161 | rip_request_interface_send (struct interface *ifp, u_char version) |
162 | { | |
163 | struct sockaddr_in to; | |
164 | ||
165 | /* RIPv2 support multicast. */ | |
166 | if (version == RIPv2 && if_is_multicast (ifp)) | |
167 | { | |
168 | ||
169 | if (IS_RIP_DEBUG_EVENT) | |
5d6c3779 | 170 | zlog_debug ("multicast request on %s", ifp->name); |
718e3744 | 171 | |
931cd54d | 172 | rip_request_send (NULL, ifp, version, NULL); |
718e3744 | 173 | return; |
174 | } | |
175 | ||
176 | /* RIPv1 and non multicast interface. */ | |
177 | if (if_is_pointopoint (ifp) || if_is_broadcast (ifp)) | |
178 | { | |
1eb8ef25 | 179 | struct listnode *cnode, *cnnode; |
180 | struct connected *connected; | |
718e3744 | 181 | |
182 | if (IS_RIP_DEBUG_EVENT) | |
5d6c3779 | 183 | zlog_debug ("broadcast request to %s", ifp->name); |
718e3744 | 184 | |
1eb8ef25 | 185 | for (ALL_LIST_ELEMENTS (ifp->connected, cnode, cnnode, connected)) |
718e3744 | 186 | { |
3fb9cd6e | 187 | if (connected->address->family == AF_INET) |
718e3744 | 188 | { |
189 | memset (&to, 0, sizeof (struct sockaddr_in)); | |
190 | to.sin_port = htons (RIP_PORT_DEFAULT); | |
3fb9cd6e | 191 | if (connected->destination) |
e4529636 | 192 | /* use specified broadcast or peer destination addr */ |
3fb9cd6e | 193 | to.sin_addr = connected->destination->u.prefix4; |
e4529636 | 194 | else if (connected->address->prefixlen < IPV4_MAX_PREFIXLEN) |
3fb9cd6e | 195 | /* calculate the appropriate broadcast address */ |
196 | to.sin_addr.s_addr = | |
197 | ipv4_broadcast_addr(connected->address->u.prefix4.s_addr, | |
198 | connected->address->prefixlen); | |
e4529636 AS |
199 | else |
200 | /* do not know where to send the packet */ | |
201 | continue; | |
718e3744 | 202 | |
718e3744 | 203 | if (IS_RIP_DEBUG_EVENT) |
5d6c3779 | 204 | zlog_debug ("SEND request to %s", inet_ntoa (to.sin_addr)); |
718e3744 | 205 | |
931cd54d | 206 | rip_request_send (&to, ifp, version, connected); |
718e3744 | 207 | } |
208 | } | |
209 | } | |
210 | } | |
211 | ||
212 | /* This will be executed when interface goes up. */ | |
dc63bfd4 | 213 | static void |
718e3744 | 214 | rip_request_interface (struct interface *ifp) |
215 | { | |
216 | struct rip_interface *ri; | |
217 | ||
218 | /* In default ripd doesn't send RIP_REQUEST to the loopback interface. */ | |
219 | if (if_is_loopback (ifp)) | |
220 | return; | |
221 | ||
222 | /* If interface is down, don't send RIP packet. */ | |
2e3b2e47 | 223 | if (! if_is_operative (ifp)) |
718e3744 | 224 | return; |
225 | ||
226 | /* Fetch RIP interface information. */ | |
227 | ri = ifp->info; | |
228 | ||
229 | ||
230 | /* If there is no version configuration in the interface, | |
231 | use rip's version setting. */ | |
f38a471c | 232 | { |
233 | int vsend = ((ri->ri_send == RI_RIP_UNSPEC) ? | |
234 | rip->version_send : ri->ri_send); | |
235 | if (vsend & RIPv1) | |
236 | rip_request_interface_send (ifp, RIPv1); | |
237 | if (vsend & RIPv2) | |
238 | rip_request_interface_send (ifp, RIPv2); | |
239 | } | |
718e3744 | 240 | } |
241 | ||
242 | /* Send RIP request to the neighbor. */ | |
dc63bfd4 | 243 | static void |
718e3744 | 244 | rip_request_neighbor (struct in_addr addr) |
245 | { | |
246 | struct sockaddr_in to; | |
247 | ||
248 | memset (&to, 0, sizeof (struct sockaddr_in)); | |
249 | to.sin_port = htons (RIP_PORT_DEFAULT); | |
250 | to.sin_addr = addr; | |
251 | ||
931cd54d | 252 | rip_request_send (&to, NULL, rip->version_send, NULL); |
718e3744 | 253 | } |
254 | ||
255 | /* Request routes at all interfaces. */ | |
dc63bfd4 | 256 | static void |
257 | rip_request_neighbor_all (void) | |
718e3744 | 258 | { |
259 | struct route_node *rp; | |
260 | ||
261 | if (! rip) | |
262 | return; | |
263 | ||
264 | if (IS_RIP_DEBUG_EVENT) | |
5d6c3779 | 265 | zlog_debug ("request to the all neighbor"); |
718e3744 | 266 | |
267 | /* Send request to all neighbor. */ | |
268 | for (rp = route_top (rip->neighbor); rp; rp = route_next (rp)) | |
269 | if (rp->info) | |
270 | rip_request_neighbor (rp->p.u.prefix4); | |
271 | } | |
272 | ||
273 | /* Multicast packet receive socket. */ | |
dc63bfd4 | 274 | static int |
718e3744 | 275 | rip_multicast_join (struct interface *ifp, int sock) |
276 | { | |
52dc7ee6 | 277 | struct listnode *cnode; |
1eb8ef25 | 278 | struct connected *ifc; |
718e3744 | 279 | |
2e3b2e47 | 280 | if (if_is_operative (ifp) && if_is_multicast (ifp)) |
718e3744 | 281 | { |
282 | if (IS_RIP_DEBUG_EVENT) | |
5d6c3779 | 283 | zlog_debug ("multicast join at %s", ifp->name); |
718e3744 | 284 | |
1eb8ef25 | 285 | for (ALL_LIST_ELEMENTS_RO (ifp->connected, cnode, ifc)) |
718e3744 | 286 | { |
287 | struct prefix_ipv4 *p; | |
718e3744 | 288 | struct in_addr group; |
289 | ||
1eb8ef25 | 290 | p = (struct prefix_ipv4 *) ifc->address; |
718e3744 | 291 | |
292 | if (p->family != AF_INET) | |
293 | continue; | |
294 | ||
295 | group.s_addr = htonl (INADDR_RIP_GROUP); | |
296 | if (ipv4_multicast_join (sock, group, p->prefix, ifp->ifindex) < 0) | |
297 | return -1; | |
298 | else | |
299 | return 0; | |
300 | } | |
301 | } | |
302 | return 0; | |
303 | } | |
304 | ||
305 | /* Leave from multicast group. */ | |
dc63bfd4 | 306 | static void |
718e3744 | 307 | rip_multicast_leave (struct interface *ifp, int sock) |
308 | { | |
52dc7ee6 | 309 | struct listnode *cnode; |
1eb8ef25 | 310 | struct connected *connected; |
718e3744 | 311 | |
312 | if (if_is_up (ifp) && if_is_multicast (ifp)) | |
313 | { | |
314 | if (IS_RIP_DEBUG_EVENT) | |
5d6c3779 | 315 | zlog_debug ("multicast leave from %s", ifp->name); |
718e3744 | 316 | |
1eb8ef25 | 317 | for (ALL_LIST_ELEMENTS_RO (ifp->connected, cnode, connected)) |
718e3744 | 318 | { |
319 | struct prefix_ipv4 *p; | |
718e3744 | 320 | struct in_addr group; |
1eb8ef25 | 321 | |
718e3744 | 322 | p = (struct prefix_ipv4 *) connected->address; |
1eb8ef25 | 323 | |
718e3744 | 324 | if (p->family != AF_INET) |
325 | continue; | |
326 | ||
327 | group.s_addr = htonl (INADDR_RIP_GROUP); | |
328 | if (ipv4_multicast_leave (sock, group, p->prefix, ifp->ifindex) == 0) | |
329 | return; | |
330 | } | |
331 | } | |
332 | } | |
333 | ||
334 | /* Is there and address on interface that I could use ? */ | |
dc63bfd4 | 335 | static int |
718e3744 | 336 | rip_if_ipv4_address_check (struct interface *ifp) |
337 | { | |
338 | struct listnode *nn; | |
339 | struct connected *connected; | |
340 | int count = 0; | |
341 | ||
1eb8ef25 | 342 | for (ALL_LIST_ELEMENTS_RO (ifp->connected, nn, connected)) |
343 | { | |
344 | struct prefix *p; | |
718e3744 | 345 | |
1eb8ef25 | 346 | p = connected->address; |
718e3744 | 347 | |
1eb8ef25 | 348 | if (p->family == AF_INET) |
349 | count++; | |
350 | } | |
718e3744 | 351 | |
352 | return count; | |
353 | } | |
31a476c7 | 354 | |
355 | ||
356 | ||
357 | ||
358 | /* Does this address belongs to me ? */ | |
359 | int | |
360 | if_check_address (struct in_addr addr) | |
361 | { | |
52dc7ee6 | 362 | struct listnode *node; |
1eb8ef25 | 363 | struct interface *ifp; |
364 | ||
365 | for (ALL_LIST_ELEMENTS_RO (iflist, node, ifp)) | |
31a476c7 | 366 | { |
52dc7ee6 | 367 | struct listnode *cnode; |
1eb8ef25 | 368 | struct connected *connected; |
31a476c7 | 369 | |
1eb8ef25 | 370 | for (ALL_LIST_ELEMENTS_RO (ifp->connected, cnode, connected)) |
31a476c7 | 371 | { |
31a476c7 | 372 | struct prefix_ipv4 *p; |
373 | ||
31a476c7 | 374 | p = (struct prefix_ipv4 *) connected->address; |
375 | ||
376 | if (p->family != AF_INET) | |
377 | continue; | |
378 | ||
379 | if (IPV4_ADDR_CMP (&p->prefix, &addr) == 0) | |
380 | return 1; | |
381 | } | |
382 | } | |
383 | return 0; | |
384 | } | |
385 | ||
718e3744 | 386 | /* Inteface link down message processing. */ |
387 | int | |
388 | rip_interface_down (int command, struct zclient *zclient, zebra_size_t length) | |
389 | { | |
390 | struct interface *ifp; | |
391 | struct stream *s; | |
392 | ||
393 | s = zclient->ibuf; | |
394 | ||
395 | /* zebra_interface_state_read() updates interface structure in | |
396 | iflist. */ | |
397 | ifp = zebra_interface_state_read(s); | |
398 | ||
399 | if (ifp == NULL) | |
400 | return 0; | |
401 | ||
402 | rip_if_down(ifp); | |
403 | ||
404 | if (IS_RIP_DEBUG_ZEBRA) | |
5d6c3779 | 405 | zlog_debug ("interface %s index %d flags %ld metric %d mtu %d is down", |
718e3744 | 406 | ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); |
407 | ||
408 | return 0; | |
409 | } | |
410 | ||
411 | /* Inteface link up message processing */ | |
412 | int | |
413 | rip_interface_up (int command, struct zclient *zclient, zebra_size_t length) | |
414 | { | |
415 | struct interface *ifp; | |
416 | ||
417 | /* zebra_interface_state_read () updates interface structure in | |
418 | iflist. */ | |
419 | ifp = zebra_interface_state_read (zclient->ibuf); | |
420 | ||
421 | if (ifp == NULL) | |
422 | return 0; | |
423 | ||
424 | if (IS_RIP_DEBUG_ZEBRA) | |
5d6c3779 | 425 | zlog_debug ("interface %s index %d flags %ld metric %d mtu %d is up", |
718e3744 | 426 | ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); |
427 | ||
428 | /* Check if this interface is RIP enabled or not.*/ | |
429 | rip_enable_apply (ifp); | |
430 | ||
431 | /* Check for a passive interface */ | |
432 | rip_passive_interface_apply (ifp); | |
433 | ||
434 | /* Apply distribute list to the all interface. */ | |
435 | rip_distribute_update_interface (ifp); | |
436 | ||
437 | return 0; | |
438 | } | |
439 | ||
440 | /* Inteface addition message from zebra. */ | |
441 | int | |
442 | rip_interface_add (int command, struct zclient *zclient, zebra_size_t length) | |
443 | { | |
444 | struct interface *ifp; | |
445 | ||
446 | ifp = zebra_interface_add_read (zclient->ibuf); | |
447 | ||
448 | if (IS_RIP_DEBUG_ZEBRA) | |
5d6c3779 | 449 | zlog_debug ("interface add %s index %d flags %ld metric %d mtu %d", |
718e3744 | 450 | ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); |
451 | ||
452 | /* Check if this interface is RIP enabled or not.*/ | |
453 | rip_enable_apply (ifp); | |
d4e47287 | 454 | |
455 | /* Check for a passive interface */ | |
456 | rip_passive_interface_apply (ifp); | |
718e3744 | 457 | |
458 | /* Apply distribute list to the all interface. */ | |
459 | rip_distribute_update_interface (ifp); | |
460 | ||
461 | /* rip_request_neighbor_all (); */ | |
462 | ||
16705130 | 463 | /* Check interface routemap. */ |
464 | rip_if_rmap_update_interface (ifp); | |
465 | ||
718e3744 | 466 | return 0; |
467 | } | |
468 | ||
469 | int | |
470 | rip_interface_delete (int command, struct zclient *zclient, | |
471 | zebra_size_t length) | |
472 | { | |
473 | struct interface *ifp; | |
474 | struct stream *s; | |
475 | ||
476 | ||
477 | s = zclient->ibuf; | |
478 | /* zebra_interface_state_read() updates interface structure in iflist */ | |
479 | ifp = zebra_interface_state_read(s); | |
480 | ||
481 | if (ifp == NULL) | |
482 | return 0; | |
483 | ||
484 | if (if_is_up (ifp)) { | |
485 | rip_if_down(ifp); | |
486 | } | |
487 | ||
488 | zlog_info("interface delete %s index %d flags %ld metric %d mtu %d", | |
489 | ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); | |
490 | ||
491 | /* To support pseudo interface do not free interface structure. */ | |
492 | /* if_delete(ifp); */ | |
d2fc8896 | 493 | ifp->ifindex = IFINDEX_INTERNAL; |
718e3744 | 494 | |
495 | return 0; | |
496 | } | |
497 | ||
498 | void | |
dc63bfd4 | 499 | rip_interface_clean (void) |
718e3744 | 500 | { |
52dc7ee6 | 501 | struct listnode *node; |
718e3744 | 502 | struct interface *ifp; |
503 | struct rip_interface *ri; | |
504 | ||
1eb8ef25 | 505 | for (ALL_LIST_ELEMENTS_RO (iflist, node, ifp)) |
718e3744 | 506 | { |
718e3744 | 507 | ri = ifp->info; |
508 | ||
509 | ri->enable_network = 0; | |
510 | ri->enable_interface = 0; | |
511 | ri->running = 0; | |
512 | ||
513 | if (ri->t_wakeup) | |
514 | { | |
515 | thread_cancel (ri->t_wakeup); | |
516 | ri->t_wakeup = NULL; | |
517 | } | |
518 | } | |
519 | } | |
520 | ||
521 | void | |
dc63bfd4 | 522 | rip_interface_reset (void) |
718e3744 | 523 | { |
52dc7ee6 | 524 | struct listnode *node; |
718e3744 | 525 | struct interface *ifp; |
526 | struct rip_interface *ri; | |
527 | ||
1eb8ef25 | 528 | for (ALL_LIST_ELEMENTS_RO (iflist, node, ifp)) |
718e3744 | 529 | { |
718e3744 | 530 | ri = ifp->info; |
531 | ||
532 | ri->enable_network = 0; | |
533 | ri->enable_interface = 0; | |
534 | ri->running = 0; | |
535 | ||
536 | ri->ri_send = RI_RIP_UNSPEC; | |
537 | ri->ri_receive = RI_RIP_UNSPEC; | |
538 | ||
7755a8c2 | 539 | ri->auth_type = RIP_NO_AUTH; |
718e3744 | 540 | |
541 | if (ri->auth_str) | |
542 | { | |
543 | free (ri->auth_str); | |
544 | ri->auth_str = NULL; | |
545 | } | |
546 | if (ri->key_chain) | |
547 | { | |
548 | free (ri->key_chain); | |
549 | ri->key_chain = NULL; | |
550 | } | |
551 | ||
16705130 | 552 | ri->split_horizon = RIP_NO_SPLIT_HORIZON; |
553 | ri->split_horizon_default = RIP_NO_SPLIT_HORIZON; | |
718e3744 | 554 | |
555 | ri->list[RIP_FILTER_IN] = NULL; | |
556 | ri->list[RIP_FILTER_OUT] = NULL; | |
557 | ||
558 | ri->prefix[RIP_FILTER_IN] = NULL; | |
559 | ri->prefix[RIP_FILTER_OUT] = NULL; | |
560 | ||
561 | if (ri->t_wakeup) | |
562 | { | |
563 | thread_cancel (ri->t_wakeup); | |
564 | ri->t_wakeup = NULL; | |
565 | } | |
566 | ||
567 | ri->recv_badpackets = 0; | |
568 | ri->recv_badroutes = 0; | |
569 | ri->sent_updates = 0; | |
570 | ||
571 | ri->passive = 0; | |
572 | } | |
573 | } | |
574 | ||
575 | int | |
576 | rip_if_down(struct interface *ifp) | |
577 | { | |
578 | struct route_node *rp; | |
579 | struct rip_info *rinfo; | |
580 | struct rip_interface *ri = NULL; | |
581 | if (rip) | |
582 | { | |
583 | for (rp = route_top (rip->table); rp; rp = route_next (rp)) | |
584 | if ((rinfo = rp->info) != NULL) | |
585 | { | |
586 | /* Routes got through this interface. */ | |
587 | if (rinfo->ifindex == ifp->ifindex && | |
588 | rinfo->type == ZEBRA_ROUTE_RIP && | |
589 | rinfo->sub_type == RIP_ROUTE_RTE) | |
590 | { | |
591 | rip_zebra_ipv4_delete ((struct prefix_ipv4 *) &rp->p, | |
592 | &rinfo->nexthop, | |
c5a89ff4 | 593 | rinfo->metric); |
718e3744 | 594 | |
595 | rip_redistribute_delete (rinfo->type,rinfo->sub_type, | |
596 | (struct prefix_ipv4 *)&rp->p, | |
597 | rinfo->ifindex); | |
598 | } | |
599 | else | |
600 | { | |
601 | /* All redistributed routes but static and system */ | |
602 | if ((rinfo->ifindex == ifp->ifindex) && | |
2e3b2e47 | 603 | /* (rinfo->type != ZEBRA_ROUTE_STATIC) && */ |
718e3744 | 604 | (rinfo->type != ZEBRA_ROUTE_SYSTEM)) |
605 | rip_redistribute_delete (rinfo->type,rinfo->sub_type, | |
606 | (struct prefix_ipv4 *)&rp->p, | |
607 | rinfo->ifindex); | |
608 | } | |
609 | } | |
610 | } | |
611 | ||
612 | ri = ifp->info; | |
613 | ||
614 | if (ri->running) | |
615 | { | |
616 | if (IS_RIP_DEBUG_EVENT) | |
5d6c3779 | 617 | zlog_debug ("turn off %s", ifp->name); |
718e3744 | 618 | |
619 | /* Leave from multicast group. */ | |
620 | rip_multicast_leave (ifp, rip->sock); | |
621 | ||
622 | ri->running = 0; | |
623 | } | |
624 | ||
625 | return 0; | |
626 | } | |
627 | ||
628 | /* Needed for stop RIP process. */ | |
629 | void | |
630 | rip_if_down_all () | |
631 | { | |
632 | struct interface *ifp; | |
1eb8ef25 | 633 | struct listnode *node, *nnode; |
718e3744 | 634 | |
1eb8ef25 | 635 | for (ALL_LIST_ELEMENTS (iflist, node, nnode, ifp)) |
636 | rip_if_down (ifp); | |
718e3744 | 637 | } |
638 | ||
16705130 | 639 | static void |
dc63bfd4 | 640 | rip_apply_address_add (struct connected *ifc) |
641 | { | |
16705130 | 642 | struct prefix_ipv4 address; |
643 | struct prefix *p; | |
644 | ||
645 | if (!rip) | |
646 | return; | |
647 | ||
648 | if (! if_is_up(ifc->ifp)) | |
649 | return; | |
650 | ||
651 | p = ifc->address; | |
652 | ||
653 | memset (&address, 0, sizeof (address)); | |
654 | address.family = p->family; | |
655 | address.prefix = p->u.prefix4; | |
656 | address.prefixlen = p->prefixlen; | |
657 | apply_mask_ipv4(&address); | |
658 | ||
659 | /* Check if this interface is RIP enabled or not | |
660 | or Check if this address's prefix is RIP enabled */ | |
661 | if ((rip_enable_if_lookup(ifc->ifp->name) >= 0) || | |
662 | (rip_enable_network_lookup2(ifc) >= 0)) | |
663 | rip_redistribute_add(ZEBRA_ROUTE_CONNECT, RIP_ROUTE_INTERFACE, | |
fbf5d033 | 664 | &address, ifc->ifp->ifindex, NULL, 0, 0); |
16705130 | 665 | |
666 | } | |
667 | ||
718e3744 | 668 | int |
669 | rip_interface_address_add (int command, struct zclient *zclient, | |
670 | zebra_size_t length) | |
671 | { | |
672 | struct connected *ifc; | |
673 | struct prefix *p; | |
674 | ||
0a589359 | 675 | ifc = zebra_interface_address_read (ZEBRA_INTERFACE_ADDRESS_ADD, |
676 | zclient->ibuf); | |
718e3744 | 677 | |
678 | if (ifc == NULL) | |
679 | return 0; | |
680 | ||
681 | p = ifc->address; | |
682 | ||
683 | if (p->family == AF_INET) | |
684 | { | |
685 | if (IS_RIP_DEBUG_ZEBRA) | |
5d6c3779 | 686 | zlog_debug ("connected address %s/%d is added", |
718e3744 | 687 | inet_ntoa (p->u.prefix4), p->prefixlen); |
16705130 | 688 | |
878ef2e7 | 689 | rip_enable_apply(ifc->ifp); |
16705130 | 690 | /* Check if this prefix needs to be redistributed */ |
691 | rip_apply_address_add(ifc); | |
718e3744 | 692 | |
693 | #ifdef HAVE_SNMP | |
694 | rip_ifaddr_add (ifc->ifp, ifc); | |
695 | #endif /* HAVE_SNMP */ | |
696 | } | |
697 | ||
698 | return 0; | |
699 | } | |
700 | ||
16705130 | 701 | static void |
702 | rip_apply_address_del (struct connected *ifc) { | |
703 | struct prefix_ipv4 address; | |
704 | struct prefix *p; | |
705 | ||
706 | if (!rip) | |
707 | return; | |
708 | ||
709 | if (! if_is_up(ifc->ifp)) | |
710 | return; | |
711 | ||
712 | p = ifc->address; | |
713 | ||
714 | memset (&address, 0, sizeof (address)); | |
715 | address.family = p->family; | |
716 | address.prefix = p->u.prefix4; | |
717 | address.prefixlen = p->prefixlen; | |
718 | apply_mask_ipv4(&address); | |
719 | ||
720 | rip_redistribute_delete(ZEBRA_ROUTE_CONNECT, RIP_ROUTE_INTERFACE, | |
721 | &address, ifc->ifp->ifindex); | |
722 | } | |
723 | ||
718e3744 | 724 | int |
725 | rip_interface_address_delete (int command, struct zclient *zclient, | |
726 | zebra_size_t length) | |
727 | { | |
728 | struct connected *ifc; | |
729 | struct prefix *p; | |
730 | ||
0a589359 | 731 | ifc = zebra_interface_address_read (ZEBRA_INTERFACE_ADDRESS_DELETE, |
732 | zclient->ibuf); | |
718e3744 | 733 | |
734 | if (ifc) | |
735 | { | |
736 | p = ifc->address; | |
737 | if (p->family == AF_INET) | |
738 | { | |
739 | if (IS_RIP_DEBUG_ZEBRA) | |
5d6c3779 | 740 | zlog_debug ("connected address %s/%d is deleted", |
718e3744 | 741 | inet_ntoa (p->u.prefix4), p->prefixlen); |
742 | ||
743 | #ifdef HAVE_SNMP | |
744 | rip_ifaddr_delete (ifc->ifp, ifc); | |
745 | #endif /* HAVE_SNMP */ | |
746 | ||
16705130 | 747 | /* Chech wether this prefix needs to be removed */ |
748 | rip_apply_address_del(ifc); | |
749 | ||
718e3744 | 750 | } |
751 | ||
752 | connected_free (ifc); | |
753 | ||
754 | } | |
755 | ||
756 | return 0; | |
757 | } | |
758 | \f | |
759 | /* Check interface is enabled by network statement. */ | |
16705130 | 760 | /* Check wether the interface has at least a connected prefix that |
761 | * is within the ripng_enable_network table. */ | |
dc63bfd4 | 762 | static int |
16705130 | 763 | rip_enable_network_lookup_if (struct interface *ifp) |
718e3744 | 764 | { |
1eb8ef25 | 765 | struct listnode *node, *nnode; |
718e3744 | 766 | struct connected *connected; |
767 | struct prefix_ipv4 address; | |
768 | ||
1eb8ef25 | 769 | for (ALL_LIST_ELEMENTS (ifp->connected, node, nnode, connected)) |
770 | { | |
771 | struct prefix *p; | |
772 | struct route_node *node; | |
718e3744 | 773 | |
1eb8ef25 | 774 | p = connected->address; |
718e3744 | 775 | |
1eb8ef25 | 776 | if (p->family == AF_INET) |
777 | { | |
778 | address.family = AF_INET; | |
779 | address.prefix = p->u.prefix4; | |
780 | address.prefixlen = IPV4_MAX_BITLEN; | |
781 | ||
782 | node = route_node_match (rip_enable_network, | |
783 | (struct prefix *)&address); | |
784 | if (node) | |
785 | { | |
786 | route_unlock_node (node); | |
787 | return 1; | |
788 | } | |
789 | } | |
790 | } | |
718e3744 | 791 | return -1; |
792 | } | |
793 | ||
16705130 | 794 | /* Check wether connected is within the ripng_enable_network table. */ |
795 | int | |
796 | rip_enable_network_lookup2 (struct connected *connected) | |
797 | { | |
798 | struct prefix_ipv4 address; | |
799 | struct prefix *p; | |
800 | ||
801 | p = connected->address; | |
802 | ||
803 | if (p->family == AF_INET) { | |
804 | struct route_node *node; | |
805 | ||
806 | address.family = p->family; | |
807 | address.prefix = p->u.prefix4; | |
808 | address.prefixlen = IPV4_MAX_BITLEN; | |
809 | ||
810 | /* LPM on p->family, p->u.prefix4/IPV4_MAX_BITLEN within rip_enable_network */ | |
811 | node = route_node_match (rip_enable_network, | |
812 | (struct prefix *)&address); | |
813 | ||
814 | if (node) { | |
815 | route_unlock_node (node); | |
816 | return 1; | |
817 | } | |
818 | } | |
819 | ||
820 | return -1; | |
821 | } | |
718e3744 | 822 | /* Add RIP enable network. */ |
dc63bfd4 | 823 | static int |
718e3744 | 824 | rip_enable_network_add (struct prefix *p) |
825 | { | |
826 | struct route_node *node; | |
827 | ||
828 | node = route_node_get (rip_enable_network, p); | |
829 | ||
830 | if (node->info) | |
831 | { | |
832 | route_unlock_node (node); | |
833 | return -1; | |
834 | } | |
835 | else | |
8a676be3 | 836 | node->info = (char *) "enabled"; |
718e3744 | 837 | |
16705130 | 838 | /* XXX: One should find a better solution than a generic one */ |
839 | rip_enable_apply_all(); | |
840 | ||
718e3744 | 841 | return 1; |
842 | } | |
843 | ||
844 | /* Delete RIP enable network. */ | |
dc63bfd4 | 845 | static int |
718e3744 | 846 | rip_enable_network_delete (struct prefix *p) |
847 | { | |
848 | struct route_node *node; | |
849 | ||
850 | node = route_node_lookup (rip_enable_network, p); | |
851 | if (node) | |
852 | { | |
853 | node->info = NULL; | |
854 | ||
855 | /* Unlock info lock. */ | |
856 | route_unlock_node (node); | |
857 | ||
858 | /* Unlock lookup lock. */ | |
859 | route_unlock_node (node); | |
860 | ||
16705130 | 861 | /* XXX: One should find a better solution than a generic one */ |
862 | rip_enable_apply_all (); | |
863 | ||
718e3744 | 864 | return 1; |
865 | } | |
866 | return -1; | |
867 | } | |
868 | ||
869 | /* Check interface is enabled by ifname statement. */ | |
dc63bfd4 | 870 | static int |
98b718a9 | 871 | rip_enable_if_lookup (const char *ifname) |
718e3744 | 872 | { |
8a676be3 | 873 | unsigned int i; |
718e3744 | 874 | char *str; |
875 | ||
55468c86 | 876 | for (i = 0; i < vector_active (rip_enable_interface); i++) |
718e3744 | 877 | if ((str = vector_slot (rip_enable_interface, i)) != NULL) |
878 | if (strcmp (str, ifname) == 0) | |
879 | return i; | |
880 | return -1; | |
881 | } | |
882 | ||
883 | /* Add interface to rip_enable_if. */ | |
dc63bfd4 | 884 | static int |
98b718a9 | 885 | rip_enable_if_add (const char *ifname) |
718e3744 | 886 | { |
887 | int ret; | |
888 | ||
889 | ret = rip_enable_if_lookup (ifname); | |
890 | if (ret >= 0) | |
891 | return -1; | |
892 | ||
893 | vector_set (rip_enable_interface, strdup (ifname)); | |
894 | ||
16705130 | 895 | rip_enable_apply_all(); /* TODOVJ */ |
896 | ||
718e3744 | 897 | return 1; |
898 | } | |
899 | ||
900 | /* Delete interface from rip_enable_if. */ | |
dc63bfd4 | 901 | static int |
98b718a9 | 902 | rip_enable_if_delete (const char *ifname) |
718e3744 | 903 | { |
904 | int index; | |
905 | char *str; | |
906 | ||
907 | index = rip_enable_if_lookup (ifname); | |
908 | if (index < 0) | |
909 | return -1; | |
910 | ||
911 | str = vector_slot (rip_enable_interface, index); | |
912 | free (str); | |
913 | vector_unset (rip_enable_interface, index); | |
914 | ||
16705130 | 915 | rip_enable_apply_all(); /* TODOVJ */ |
916 | ||
718e3744 | 917 | return 1; |
918 | } | |
919 | ||
920 | /* Join to multicast group and send request to the interface. */ | |
dc63bfd4 | 921 | static int |
718e3744 | 922 | rip_interface_wakeup (struct thread *t) |
923 | { | |
924 | struct interface *ifp; | |
925 | struct rip_interface *ri; | |
926 | ||
927 | /* Get interface. */ | |
928 | ifp = THREAD_ARG (t); | |
929 | ||
930 | ri = ifp->info; | |
931 | ri->t_wakeup = NULL; | |
932 | ||
933 | /* Join to multicast group. */ | |
934 | if (rip_multicast_join (ifp, rip->sock) < 0) | |
935 | { | |
936 | zlog_err ("multicast join failed, interface %s not running", ifp->name); | |
937 | return 0; | |
938 | } | |
939 | ||
940 | /* Set running flag. */ | |
941 | ri->running = 1; | |
942 | ||
943 | /* Send RIP request to the interface. */ | |
944 | rip_request_interface (ifp); | |
945 | ||
946 | return 0; | |
947 | } | |
948 | ||
949 | int rip_redistribute_check (int); | |
950 | ||
dc63bfd4 | 951 | static void |
718e3744 | 952 | rip_connect_set (struct interface *ifp, int set) |
953 | { | |
1eb8ef25 | 954 | struct listnode *node, *nnode; |
718e3744 | 955 | struct connected *connected; |
956 | struct prefix_ipv4 address; | |
957 | ||
1eb8ef25 | 958 | for (ALL_LIST_ELEMENTS (ifp->connected, node, nnode, connected)) |
959 | { | |
960 | struct prefix *p; | |
961 | p = connected->address; | |
962 | ||
963 | if (p->family != AF_INET) | |
964 | continue; | |
965 | ||
966 | address.family = AF_INET; | |
967 | address.prefix = p->u.prefix4; | |
968 | address.prefixlen = p->prefixlen; | |
969 | apply_mask_ipv4 (&address); | |
970 | ||
971 | if (set) { | |
972 | /* Check once more wether this prefix is within a "network IF_OR_PREF" one */ | |
973 | if ((rip_enable_if_lookup(connected->ifp->name) >= 0) || | |
974 | (rip_enable_network_lookup2(connected) >= 0)) | |
975 | rip_redistribute_add (ZEBRA_ROUTE_CONNECT, RIP_ROUTE_INTERFACE, | |
fbf5d033 | 976 | &address, connected->ifp->ifindex, |
977 | NULL, 0, 0); | |
1eb8ef25 | 978 | } else |
979 | { | |
980 | rip_redistribute_delete (ZEBRA_ROUTE_CONNECT, RIP_ROUTE_INTERFACE, | |
981 | &address, connected->ifp->ifindex); | |
982 | if (rip_redistribute_check (ZEBRA_ROUTE_CONNECT)) | |
983 | rip_redistribute_add (ZEBRA_ROUTE_CONNECT, RIP_ROUTE_REDISTRIBUTE, | |
fbf5d033 | 984 | &address, connected->ifp->ifindex, |
985 | NULL, 0, 0); | |
1eb8ef25 | 986 | } |
987 | } | |
718e3744 | 988 | } |
989 | ||
990 | /* Update interface status. */ | |
991 | void | |
992 | rip_enable_apply (struct interface *ifp) | |
993 | { | |
994 | int ret; | |
995 | struct rip_interface *ri = NULL; | |
996 | ||
997 | /* Check interface. */ | |
2e3b2e47 | 998 | if (! if_is_operative (ifp)) |
718e3744 | 999 | return; |
1000 | ||
1001 | ri = ifp->info; | |
1002 | ||
1003 | /* Check network configuration. */ | |
16705130 | 1004 | ret = rip_enable_network_lookup_if (ifp); |
718e3744 | 1005 | |
1006 | /* If the interface is matched. */ | |
1007 | if (ret > 0) | |
1008 | ri->enable_network = 1; | |
1009 | else | |
1010 | ri->enable_network = 0; | |
1011 | ||
1012 | /* Check interface name configuration. */ | |
1013 | ret = rip_enable_if_lookup (ifp->name); | |
1014 | if (ret >= 0) | |
1015 | ri->enable_interface = 1; | |
1016 | else | |
1017 | ri->enable_interface = 0; | |
1018 | ||
1019 | /* any interface MUST have an IPv4 address */ | |
1020 | if ( ! rip_if_ipv4_address_check (ifp) ) | |
1021 | { | |
1022 | ri->enable_network = 0; | |
1023 | ri->enable_interface = 0; | |
1024 | } | |
1025 | ||
1026 | /* Update running status of the interface. */ | |
1027 | if (ri->enable_network || ri->enable_interface) | |
1028 | { | |
718e3744 | 1029 | { |
1030 | if (IS_RIP_DEBUG_EVENT) | |
5d6c3779 | 1031 | zlog_debug ("turn on %s", ifp->name); |
718e3744 | 1032 | |
1033 | /* Add interface wake up thread. */ | |
1034 | if (! ri->t_wakeup) | |
1035 | ri->t_wakeup = thread_add_timer (master, rip_interface_wakeup, | |
1036 | ifp, 1); | |
1037 | rip_connect_set (ifp, 1); | |
1038 | } | |
1039 | } | |
1040 | else | |
1041 | { | |
1042 | if (ri->running) | |
1043 | { | |
16705130 | 1044 | /* Might as well clean up the route table as well |
1045 | * rip_if_down sets to 0 ri->running, and displays "turn off %s" | |
1046 | **/ | |
718e3744 | 1047 | rip_if_down(ifp); |
1048 | ||
718e3744 | 1049 | rip_connect_set (ifp, 0); |
1050 | } | |
1051 | } | |
1052 | } | |
1053 | ||
1054 | /* Apply network configuration to all interface. */ | |
1055 | void | |
1056 | rip_enable_apply_all () | |
1057 | { | |
1058 | struct interface *ifp; | |
1eb8ef25 | 1059 | struct listnode *node, *nnode; |
718e3744 | 1060 | |
1061 | /* Check each interface. */ | |
1eb8ef25 | 1062 | for (ALL_LIST_ELEMENTS (iflist, node, nnode, ifp)) |
1063 | rip_enable_apply (ifp); | |
718e3744 | 1064 | } |
1065 | ||
1066 | int | |
1067 | rip_neighbor_lookup (struct sockaddr_in *from) | |
1068 | { | |
1069 | struct prefix_ipv4 p; | |
1070 | struct route_node *node; | |
1071 | ||
1072 | memset (&p, 0, sizeof (struct prefix_ipv4)); | |
1073 | p.family = AF_INET; | |
1074 | p.prefix = from->sin_addr; | |
1075 | p.prefixlen = IPV4_MAX_BITLEN; | |
1076 | ||
1077 | node = route_node_lookup (rip->neighbor, (struct prefix *) &p); | |
1078 | if (node) | |
1079 | { | |
1080 | route_unlock_node (node); | |
1081 | return 1; | |
1082 | } | |
1083 | return 0; | |
1084 | } | |
1085 | ||
1086 | /* Add new RIP neighbor to the neighbor tree. */ | |
dc63bfd4 | 1087 | static int |
718e3744 | 1088 | rip_neighbor_add (struct prefix_ipv4 *p) |
1089 | { | |
1090 | struct route_node *node; | |
1091 | ||
1092 | node = route_node_get (rip->neighbor, (struct prefix *) p); | |
1093 | ||
1094 | if (node->info) | |
1095 | return -1; | |
1096 | ||
1097 | node->info = rip->neighbor; | |
1098 | ||
1099 | return 0; | |
1100 | } | |
1101 | ||
1102 | /* Delete RIP neighbor from the neighbor tree. */ | |
dc63bfd4 | 1103 | static int |
718e3744 | 1104 | rip_neighbor_delete (struct prefix_ipv4 *p) |
1105 | { | |
1106 | struct route_node *node; | |
1107 | ||
1108 | /* Lock for look up. */ | |
1109 | node = route_node_lookup (rip->neighbor, (struct prefix *) p); | |
1110 | if (! node) | |
1111 | return -1; | |
1112 | ||
1113 | node->info = NULL; | |
1114 | ||
1115 | /* Unlock lookup lock. */ | |
1116 | route_unlock_node (node); | |
1117 | ||
1118 | /* Unlock real neighbor information lock. */ | |
1119 | route_unlock_node (node); | |
1120 | ||
1121 | return 0; | |
1122 | } | |
1123 | ||
1124 | /* Clear all network and neighbor configuration. */ | |
1125 | void | |
1126 | rip_clean_network () | |
1127 | { | |
8a676be3 | 1128 | unsigned int i; |
718e3744 | 1129 | char *str; |
1130 | struct route_node *rn; | |
1131 | ||
1132 | /* rip_enable_network. */ | |
1133 | for (rn = route_top (rip_enable_network); rn; rn = route_next (rn)) | |
1134 | if (rn->info) | |
1135 | { | |
1136 | rn->info = NULL; | |
1137 | route_unlock_node (rn); | |
1138 | } | |
1139 | ||
1140 | /* rip_enable_interface. */ | |
55468c86 | 1141 | for (i = 0; i < vector_active (rip_enable_interface); i++) |
718e3744 | 1142 | if ((str = vector_slot (rip_enable_interface, i)) != NULL) |
1143 | { | |
1144 | free (str); | |
1145 | vector_slot (rip_enable_interface, i) = NULL; | |
1146 | } | |
1147 | } | |
1148 | \f | |
1149 | /* Utility function for looking up passive interface settings. */ | |
dc63bfd4 | 1150 | static int |
98b718a9 | 1151 | rip_passive_nondefault_lookup (const char *ifname) |
718e3744 | 1152 | { |
8a676be3 | 1153 | unsigned int i; |
718e3744 | 1154 | char *str; |
1155 | ||
55468c86 | 1156 | for (i = 0; i < vector_active (Vrip_passive_nondefault); i++) |
4aaff3f8 | 1157 | if ((str = vector_slot (Vrip_passive_nondefault, i)) != NULL) |
718e3744 | 1158 | if (strcmp (str, ifname) == 0) |
1159 | return i; | |
1160 | return -1; | |
1161 | } | |
1162 | ||
1163 | void | |
1164 | rip_passive_interface_apply (struct interface *ifp) | |
1165 | { | |
718e3744 | 1166 | struct rip_interface *ri; |
1167 | ||
1168 | ri = ifp->info; | |
1169 | ||
4aaff3f8 | 1170 | ri->passive = ((rip_passive_nondefault_lookup (ifp->name) < 0) ? |
1171 | passive_default : !passive_default); | |
1172 | ||
1173 | if (IS_RIP_DEBUG_ZEBRA) | |
5d6c3779 | 1174 | zlog_debug ("interface %s: passive = %d",ifp->name,ri->passive); |
718e3744 | 1175 | } |
1176 | ||
dc63bfd4 | 1177 | static void |
1178 | rip_passive_interface_apply_all (void) | |
718e3744 | 1179 | { |
1180 | struct interface *ifp; | |
1eb8ef25 | 1181 | struct listnode *node, *nnode; |
718e3744 | 1182 | |
1eb8ef25 | 1183 | for (ALL_LIST_ELEMENTS (iflist, node, nnode, ifp)) |
1184 | rip_passive_interface_apply (ifp); | |
718e3744 | 1185 | } |
1186 | ||
1187 | /* Passive interface. */ | |
dc63bfd4 | 1188 | static int |
98b718a9 | 1189 | rip_passive_nondefault_set (struct vty *vty, const char *ifname) |
718e3744 | 1190 | { |
4aaff3f8 | 1191 | if (rip_passive_nondefault_lookup (ifname) >= 0) |
718e3744 | 1192 | return CMD_WARNING; |
1193 | ||
4aaff3f8 | 1194 | vector_set (Vrip_passive_nondefault, strdup (ifname)); |
718e3744 | 1195 | |
1196 | rip_passive_interface_apply_all (); | |
1197 | ||
1198 | return CMD_SUCCESS; | |
1199 | } | |
1200 | ||
dc63bfd4 | 1201 | static int |
98b718a9 | 1202 | rip_passive_nondefault_unset (struct vty *vty, const char *ifname) |
718e3744 | 1203 | { |
1204 | int i; | |
1205 | char *str; | |
1206 | ||
4aaff3f8 | 1207 | i = rip_passive_nondefault_lookup (ifname); |
718e3744 | 1208 | if (i < 0) |
1209 | return CMD_WARNING; | |
1210 | ||
4aaff3f8 | 1211 | str = vector_slot (Vrip_passive_nondefault, i); |
718e3744 | 1212 | free (str); |
4aaff3f8 | 1213 | vector_unset (Vrip_passive_nondefault, i); |
718e3744 | 1214 | |
1215 | rip_passive_interface_apply_all (); | |
1216 | ||
1217 | return CMD_SUCCESS; | |
1218 | } | |
1219 | ||
1220 | /* Free all configured RIP passive-interface settings. */ | |
1221 | void | |
dc63bfd4 | 1222 | rip_passive_nondefault_clean (void) |
718e3744 | 1223 | { |
8a676be3 | 1224 | unsigned int i; |
718e3744 | 1225 | char *str; |
1226 | ||
55468c86 | 1227 | for (i = 0; i < vector_active (Vrip_passive_nondefault); i++) |
4aaff3f8 | 1228 | if ((str = vector_slot (Vrip_passive_nondefault, i)) != NULL) |
718e3744 | 1229 | { |
1230 | free (str); | |
4aaff3f8 | 1231 | vector_slot (Vrip_passive_nondefault, i) = NULL; |
718e3744 | 1232 | } |
1233 | rip_passive_interface_apply_all (); | |
1234 | } | |
1235 | \f | |
1236 | /* RIP enable network or interface configuration. */ | |
1237 | DEFUN (rip_network, | |
1238 | rip_network_cmd, | |
1239 | "network (A.B.C.D/M|WORD)", | |
1240 | "Enable routing on an IP network\n" | |
1241 | "IP prefix <network>/<length>, e.g., 35.0.0.0/8\n" | |
1242 | "Interface name\n") | |
1243 | { | |
1244 | int ret; | |
1245 | struct prefix_ipv4 p; | |
1246 | ||
1247 | ret = str2prefix_ipv4 (argv[0], &p); | |
1248 | ||
1249 | if (ret) | |
1250 | ret = rip_enable_network_add ((struct prefix *) &p); | |
1251 | else | |
1252 | ret = rip_enable_if_add (argv[0]); | |
1253 | ||
1254 | if (ret < 0) | |
1255 | { | |
1256 | vty_out (vty, "There is a same network configuration %s%s", argv[0], | |
1257 | VTY_NEWLINE); | |
1258 | return CMD_WARNING; | |
1259 | } | |
1260 | ||
718e3744 | 1261 | return CMD_SUCCESS; |
1262 | } | |
1263 | ||
1264 | /* RIP enable network or interface configuration. */ | |
1265 | DEFUN (no_rip_network, | |
1266 | no_rip_network_cmd, | |
1267 | "no network (A.B.C.D/M|WORD)", | |
1268 | NO_STR | |
1269 | "Enable routing on an IP network\n" | |
1270 | "IP prefix <network>/<length>, e.g., 35.0.0.0/8\n" | |
1271 | "Interface name\n") | |
1272 | { | |
1273 | int ret; | |
1274 | struct prefix_ipv4 p; | |
1275 | ||
1276 | ret = str2prefix_ipv4 (argv[0], &p); | |
1277 | ||
1278 | if (ret) | |
1279 | ret = rip_enable_network_delete ((struct prefix *) &p); | |
1280 | else | |
1281 | ret = rip_enable_if_delete (argv[0]); | |
1282 | ||
1283 | if (ret < 0) | |
1284 | { | |
1285 | vty_out (vty, "Can't find network configuration %s%s", argv[0], | |
1286 | VTY_NEWLINE); | |
1287 | return CMD_WARNING; | |
1288 | } | |
1289 | ||
718e3744 | 1290 | return CMD_SUCCESS; |
1291 | } | |
1292 | ||
1293 | /* RIP neighbor configuration set. */ | |
1294 | DEFUN (rip_neighbor, | |
1295 | rip_neighbor_cmd, | |
1296 | "neighbor A.B.C.D", | |
1297 | "Specify a neighbor router\n" | |
1298 | "Neighbor address\n") | |
1299 | { | |
1300 | int ret; | |
1301 | struct prefix_ipv4 p; | |
1302 | ||
1303 | ret = str2prefix_ipv4 (argv[0], &p); | |
1304 | ||
1305 | if (ret <= 0) | |
1306 | { | |
1307 | vty_out (vty, "Please specify address by A.B.C.D%s", VTY_NEWLINE); | |
1308 | return CMD_WARNING; | |
1309 | } | |
1310 | ||
1311 | rip_neighbor_add (&p); | |
1312 | ||
1313 | return CMD_SUCCESS; | |
1314 | } | |
1315 | ||
1316 | /* RIP neighbor configuration unset. */ | |
1317 | DEFUN (no_rip_neighbor, | |
1318 | no_rip_neighbor_cmd, | |
1319 | "no neighbor A.B.C.D", | |
1320 | NO_STR | |
1321 | "Specify a neighbor router\n" | |
1322 | "Neighbor address\n") | |
1323 | { | |
1324 | int ret; | |
1325 | struct prefix_ipv4 p; | |
1326 | ||
1327 | ret = str2prefix_ipv4 (argv[0], &p); | |
1328 | ||
1329 | if (ret <= 0) | |
1330 | { | |
1331 | vty_out (vty, "Please specify address by A.B.C.D%s", VTY_NEWLINE); | |
1332 | return CMD_WARNING; | |
1333 | } | |
1334 | ||
1335 | rip_neighbor_delete (&p); | |
1336 | ||
1337 | return CMD_SUCCESS; | |
1338 | } | |
1339 | ||
1340 | DEFUN (ip_rip_receive_version, | |
1341 | ip_rip_receive_version_cmd, | |
1342 | "ip rip receive version (1|2)", | |
1343 | IP_STR | |
1344 | "Routing Information Protocol\n" | |
1345 | "Advertisement reception\n" | |
1346 | "Version control\n" | |
1347 | "RIP version 1\n" | |
1348 | "RIP version 2\n") | |
1349 | { | |
1350 | struct interface *ifp; | |
1351 | struct rip_interface *ri; | |
1352 | ||
1353 | ifp = (struct interface *)vty->index; | |
1354 | ri = ifp->info; | |
1355 | ||
1356 | /* Version 1. */ | |
1357 | if (atoi (argv[0]) == 1) | |
1358 | { | |
1359 | ri->ri_receive = RI_RIP_VERSION_1; | |
1360 | return CMD_SUCCESS; | |
1361 | } | |
1362 | if (atoi (argv[0]) == 2) | |
1363 | { | |
1364 | ri->ri_receive = RI_RIP_VERSION_2; | |
1365 | return CMD_SUCCESS; | |
1366 | } | |
1367 | return CMD_WARNING; | |
1368 | } | |
1369 | ||
1370 | DEFUN (ip_rip_receive_version_1, | |
1371 | ip_rip_receive_version_1_cmd, | |
1372 | "ip rip receive version 1 2", | |
1373 | IP_STR | |
1374 | "Routing Information Protocol\n" | |
1375 | "Advertisement reception\n" | |
1376 | "Version control\n" | |
1377 | "RIP version 1\n" | |
1378 | "RIP version 2\n") | |
1379 | { | |
1380 | struct interface *ifp; | |
1381 | struct rip_interface *ri; | |
1382 | ||
1383 | ifp = (struct interface *)vty->index; | |
1384 | ri = ifp->info; | |
1385 | ||
1386 | /* Version 1 and 2. */ | |
1387 | ri->ri_receive = RI_RIP_VERSION_1_AND_2; | |
1388 | return CMD_SUCCESS; | |
1389 | } | |
1390 | ||
1391 | DEFUN (ip_rip_receive_version_2, | |
1392 | ip_rip_receive_version_2_cmd, | |
1393 | "ip rip receive version 2 1", | |
1394 | IP_STR | |
1395 | "Routing Information Protocol\n" | |
1396 | "Advertisement reception\n" | |
1397 | "Version control\n" | |
1398 | "RIP version 2\n" | |
1399 | "RIP version 1\n") | |
1400 | { | |
1401 | struct interface *ifp; | |
1402 | struct rip_interface *ri; | |
1403 | ||
1404 | ifp = (struct interface *)vty->index; | |
1405 | ri = ifp->info; | |
1406 | ||
1407 | /* Version 1 and 2. */ | |
1408 | ri->ri_receive = RI_RIP_VERSION_1_AND_2; | |
1409 | return CMD_SUCCESS; | |
1410 | } | |
1411 | ||
1412 | DEFUN (no_ip_rip_receive_version, | |
1413 | no_ip_rip_receive_version_cmd, | |
1414 | "no ip rip receive version", | |
1415 | NO_STR | |
1416 | IP_STR | |
1417 | "Routing Information Protocol\n" | |
1418 | "Advertisement reception\n" | |
1419 | "Version control\n") | |
1420 | { | |
1421 | struct interface *ifp; | |
1422 | struct rip_interface *ri; | |
1423 | ||
1424 | ifp = (struct interface *)vty->index; | |
1425 | ri = ifp->info; | |
1426 | ||
1427 | ri->ri_receive = RI_RIP_UNSPEC; | |
1428 | return CMD_SUCCESS; | |
1429 | } | |
1430 | ||
1431 | ALIAS (no_ip_rip_receive_version, | |
1432 | no_ip_rip_receive_version_num_cmd, | |
1433 | "no ip rip receive version (1|2)", | |
1434 | NO_STR | |
1435 | IP_STR | |
1436 | "Routing Information Protocol\n" | |
1437 | "Advertisement reception\n" | |
1438 | "Version control\n" | |
1439 | "Version 1\n" | |
1440 | "Version 2\n") | |
1441 | ||
1442 | DEFUN (ip_rip_send_version, | |
1443 | ip_rip_send_version_cmd, | |
1444 | "ip rip send version (1|2)", | |
1445 | IP_STR | |
1446 | "Routing Information Protocol\n" | |
1447 | "Advertisement transmission\n" | |
1448 | "Version control\n" | |
1449 | "RIP version 1\n" | |
1450 | "RIP version 2\n") | |
1451 | { | |
1452 | struct interface *ifp; | |
1453 | struct rip_interface *ri; | |
1454 | ||
1455 | ifp = (struct interface *)vty->index; | |
1456 | ri = ifp->info; | |
1457 | ||
1458 | /* Version 1. */ | |
1459 | if (atoi (argv[0]) == 1) | |
1460 | { | |
1461 | ri->ri_send = RI_RIP_VERSION_1; | |
1462 | return CMD_SUCCESS; | |
1463 | } | |
1464 | if (atoi (argv[0]) == 2) | |
1465 | { | |
1466 | ri->ri_send = RI_RIP_VERSION_2; | |
1467 | return CMD_SUCCESS; | |
1468 | } | |
1469 | return CMD_WARNING; | |
1470 | } | |
1471 | ||
1472 | DEFUN (ip_rip_send_version_1, | |
1473 | ip_rip_send_version_1_cmd, | |
1474 | "ip rip send version 1 2", | |
1475 | IP_STR | |
1476 | "Routing Information Protocol\n" | |
1477 | "Advertisement transmission\n" | |
1478 | "Version control\n" | |
1479 | "RIP version 1\n" | |
1480 | "RIP version 2\n") | |
1481 | { | |
1482 | struct interface *ifp; | |
1483 | struct rip_interface *ri; | |
1484 | ||
1485 | ifp = (struct interface *)vty->index; | |
1486 | ri = ifp->info; | |
1487 | ||
1488 | /* Version 1 and 2. */ | |
1489 | ri->ri_send = RI_RIP_VERSION_1_AND_2; | |
1490 | return CMD_SUCCESS; | |
1491 | } | |
1492 | ||
1493 | DEFUN (ip_rip_send_version_2, | |
1494 | ip_rip_send_version_2_cmd, | |
1495 | "ip rip send version 2 1", | |
1496 | IP_STR | |
1497 | "Routing Information Protocol\n" | |
1498 | "Advertisement transmission\n" | |
1499 | "Version control\n" | |
1500 | "RIP version 2\n" | |
1501 | "RIP version 1\n") | |
1502 | { | |
1503 | struct interface *ifp; | |
1504 | struct rip_interface *ri; | |
1505 | ||
1506 | ifp = (struct interface *)vty->index; | |
1507 | ri = ifp->info; | |
1508 | ||
1509 | /* Version 1 and 2. */ | |
1510 | ri->ri_send = RI_RIP_VERSION_1_AND_2; | |
1511 | return CMD_SUCCESS; | |
1512 | } | |
1513 | ||
1514 | DEFUN (no_ip_rip_send_version, | |
1515 | no_ip_rip_send_version_cmd, | |
1516 | "no ip rip send version", | |
1517 | NO_STR | |
1518 | IP_STR | |
1519 | "Routing Information Protocol\n" | |
1520 | "Advertisement transmission\n" | |
1521 | "Version control\n") | |
1522 | { | |
1523 | struct interface *ifp; | |
1524 | struct rip_interface *ri; | |
1525 | ||
1526 | ifp = (struct interface *)vty->index; | |
1527 | ri = ifp->info; | |
1528 | ||
1529 | ri->ri_send = RI_RIP_UNSPEC; | |
1530 | return CMD_SUCCESS; | |
1531 | } | |
1532 | ||
1533 | ALIAS (no_ip_rip_send_version, | |
1534 | no_ip_rip_send_version_num_cmd, | |
1535 | "no ip rip send version (1|2)", | |
1536 | NO_STR | |
1537 | IP_STR | |
1538 | "Routing Information Protocol\n" | |
1539 | "Advertisement transmission\n" | |
1540 | "Version control\n" | |
1541 | "Version 1\n" | |
1542 | "Version 2\n") | |
1543 | ||
1544 | DEFUN (ip_rip_authentication_mode, | |
1545 | ip_rip_authentication_mode_cmd, | |
1546 | "ip rip authentication mode (md5|text)", | |
1547 | IP_STR | |
1548 | "Routing Information Protocol\n" | |
1549 | "Authentication control\n" | |
1550 | "Authentication mode\n" | |
1551 | "Keyed message digest\n" | |
1552 | "Clear text authentication\n") | |
1553 | { | |
1554 | struct interface *ifp; | |
1555 | struct rip_interface *ri; | |
15a2b089 | 1556 | int auth_type; |
718e3744 | 1557 | |
1558 | ifp = (struct interface *)vty->index; | |
1559 | ri = ifp->info; | |
1560 | ||
ca5e516c | 1561 | if ( (argc < 1) || (argc > 2) ) |
1562 | { | |
1563 | vty_out (vty, "incorrect argument count%s", VTY_NEWLINE); | |
1564 | return CMD_WARNING; | |
1565 | } | |
1566 | ||
718e3744 | 1567 | if (strncmp ("md5", argv[0], strlen (argv[0])) == 0) |
15a2b089 | 1568 | auth_type = RIP_AUTH_MD5; |
718e3744 | 1569 | else if (strncmp ("text", argv[0], strlen (argv[0])) == 0) |
15a2b089 | 1570 | auth_type = RIP_AUTH_SIMPLE_PASSWORD; |
718e3744 | 1571 | else |
1572 | { | |
1573 | vty_out (vty, "mode should be md5 or text%s", VTY_NEWLINE); | |
1574 | return CMD_WARNING; | |
1575 | } | |
1576 | ||
ca5e516c | 1577 | if (argc == 1) |
15a2b089 PJ |
1578 | { |
1579 | ri->auth_type = auth_type; | |
1580 | return CMD_SUCCESS; | |
1581 | } | |
ca5e516c | 1582 | |
15a2b089 | 1583 | if ( (argc == 2) && (auth_type != RIP_AUTH_MD5) ) |
ca5e516c | 1584 | { |
1585 | vty_out (vty, "auth length argument only valid for md5%s", VTY_NEWLINE); | |
1586 | return CMD_WARNING; | |
15a2b089 | 1587 | } |
ca5e516c | 1588 | |
1589 | if (strncmp ("r", argv[1], 1) == 0) | |
1590 | ri->md5_auth_len = RIP_AUTH_MD5_SIZE; | |
1591 | else if (strncmp ("o", argv[1], 1) == 0) | |
1592 | ri->md5_auth_len = RIP_AUTH_MD5_COMPAT_SIZE; | |
1593 | else | |
1594 | return CMD_WARNING; | |
15a2b089 PJ |
1595 | |
1596 | ri->auth_type = auth_type; | |
1597 | ||
718e3744 | 1598 | return CMD_SUCCESS; |
1599 | } | |
1600 | ||
ca5e516c | 1601 | ALIAS (ip_rip_authentication_mode, |
1602 | ip_rip_authentication_mode_authlen_cmd, | |
1603 | "ip rip authentication mode (md5|text) auth-length (rfc|old-ripd)", | |
1604 | IP_STR | |
1605 | "Routing Information Protocol\n" | |
1606 | "Authentication control\n" | |
1607 | "Authentication mode\n" | |
1608 | "Keyed message digest\n" | |
1609 | "Clear text authentication\n" | |
1610 | "MD5 authentication data length\n" | |
1611 | "RFC compatible\n" | |
1612 | "Old ripd compatible\n") | |
1613 | ||
718e3744 | 1614 | DEFUN (no_ip_rip_authentication_mode, |
1615 | no_ip_rip_authentication_mode_cmd, | |
1616 | "no ip rip authentication mode", | |
1617 | NO_STR | |
1618 | IP_STR | |
1619 | "Routing Information Protocol\n" | |
1620 | "Authentication control\n" | |
1621 | "Authentication mode\n") | |
1622 | { | |
1623 | struct interface *ifp; | |
1624 | struct rip_interface *ri; | |
1625 | ||
1626 | ifp = (struct interface *)vty->index; | |
1627 | ri = ifp->info; | |
1628 | ||
7755a8c2 | 1629 | ri->auth_type = RIP_NO_AUTH; |
ca5e516c | 1630 | ri->md5_auth_len = RIP_AUTH_MD5_COMPAT_SIZE; |
718e3744 | 1631 | |
1632 | return CMD_SUCCESS; | |
1633 | } | |
1634 | ||
1635 | ALIAS (no_ip_rip_authentication_mode, | |
1636 | no_ip_rip_authentication_mode_type_cmd, | |
1637 | "no ip rip authentication mode (md5|text)", | |
1638 | NO_STR | |
1639 | IP_STR | |
1640 | "Routing Information Protocol\n" | |
1641 | "Authentication control\n" | |
1642 | "Authentication mode\n" | |
1643 | "Keyed message digest\n" | |
1644 | "Clear text authentication\n") | |
1645 | ||
ca5e516c | 1646 | ALIAS (no_ip_rip_authentication_mode, |
1647 | no_ip_rip_authentication_mode_type_authlen_cmd, | |
1648 | "no ip rip authentication mode (md5|text) auth-length (rfc|old-ripd)", | |
1649 | NO_STR | |
1650 | IP_STR | |
1651 | "Routing Information Protocol\n" | |
1652 | "Authentication control\n" | |
1653 | "Authentication mode\n" | |
1654 | "Keyed message digest\n" | |
1655 | "Clear text authentication\n" | |
1656 | "MD5 authentication data length\n" | |
1657 | "RFC compatible\n" | |
1658 | "Old ripd compatible\n") | |
1659 | ||
718e3744 | 1660 | DEFUN (ip_rip_authentication_string, |
1661 | ip_rip_authentication_string_cmd, | |
1662 | "ip rip authentication string LINE", | |
1663 | IP_STR | |
1664 | "Routing Information Protocol\n" | |
1665 | "Authentication control\n" | |
1666 | "Authentication string\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 (strlen (argv[0]) > 16) | |
1676 | { | |
1677 | vty_out (vty, "%% RIPv2 authentication string must be shorter than 16%s", | |
1678 | VTY_NEWLINE); | |
1679 | return CMD_WARNING; | |
1680 | } | |
1681 | ||
1682 | if (ri->key_chain) | |
1683 | { | |
1684 | vty_out (vty, "%% key-chain configuration exists%s", VTY_NEWLINE); | |
1685 | return CMD_WARNING; | |
1686 | } | |
1687 | ||
1688 | if (ri->auth_str) | |
1689 | free (ri->auth_str); | |
1690 | ||
1691 | ri->auth_str = strdup (argv[0]); | |
1692 | ||
1693 | return CMD_SUCCESS; | |
1694 | } | |
1695 | ||
1696 | DEFUN (no_ip_rip_authentication_string, | |
1697 | no_ip_rip_authentication_string_cmd, | |
1698 | "no ip rip authentication string", | |
1699 | NO_STR | |
1700 | IP_STR | |
1701 | "Routing Information Protocol\n" | |
1702 | "Authentication control\n" | |
1703 | "Authentication string\n") | |
1704 | { | |
1705 | struct interface *ifp; | |
1706 | struct rip_interface *ri; | |
1707 | ||
1708 | ifp = (struct interface *)vty->index; | |
1709 | ri = ifp->info; | |
1710 | ||
1711 | if (ri->auth_str) | |
1712 | free (ri->auth_str); | |
1713 | ||
1714 | ri->auth_str = NULL; | |
1715 | ||
1716 | return CMD_SUCCESS; | |
1717 | } | |
1718 | ||
1719 | ALIAS (no_ip_rip_authentication_string, | |
1720 | no_ip_rip_authentication_string2_cmd, | |
1721 | "no ip rip authentication string LINE", | |
1722 | NO_STR | |
1723 | IP_STR | |
1724 | "Routing Information Protocol\n" | |
1725 | "Authentication control\n" | |
1726 | "Authentication string\n" | |
1727 | "Authentication string\n") | |
1728 | ||
1729 | DEFUN (ip_rip_authentication_key_chain, | |
1730 | ip_rip_authentication_key_chain_cmd, | |
1731 | "ip rip authentication key-chain LINE", | |
1732 | IP_STR | |
1733 | "Routing Information Protocol\n" | |
1734 | "Authentication control\n" | |
1735 | "Authentication key-chain\n" | |
1736 | "name of key-chain\n") | |
1737 | { | |
1738 | struct interface *ifp; | |
1739 | struct rip_interface *ri; | |
1740 | ||
1741 | ifp = (struct interface *) vty->index; | |
1742 | ri = ifp->info; | |
1743 | ||
1744 | if (ri->auth_str) | |
1745 | { | |
1746 | vty_out (vty, "%% authentication string configuration exists%s", | |
1747 | VTY_NEWLINE); | |
1748 | return CMD_WARNING; | |
1749 | } | |
1750 | ||
1751 | if (ri->key_chain) | |
1752 | free (ri->key_chain); | |
1753 | ||
1754 | ri->key_chain = strdup (argv[0]); | |
1755 | ||
1756 | return CMD_SUCCESS; | |
1757 | } | |
1758 | ||
1759 | DEFUN (no_ip_rip_authentication_key_chain, | |
1760 | no_ip_rip_authentication_key_chain_cmd, | |
1761 | "no ip rip authentication key-chain", | |
1762 | NO_STR | |
1763 | IP_STR | |
1764 | "Routing Information Protocol\n" | |
1765 | "Authentication control\n" | |
1766 | "Authentication key-chain\n") | |
1767 | { | |
1768 | struct interface *ifp; | |
1769 | struct rip_interface *ri; | |
1770 | ||
1771 | ifp = (struct interface *) vty->index; | |
1772 | ri = ifp->info; | |
1773 | ||
1774 | if (ri->key_chain) | |
1775 | free (ri->key_chain); | |
1776 | ||
1777 | ri->key_chain = NULL; | |
1778 | ||
1779 | return CMD_SUCCESS; | |
1780 | } | |
1781 | ||
1782 | ALIAS (no_ip_rip_authentication_key_chain, | |
1783 | no_ip_rip_authentication_key_chain2_cmd, | |
1784 | "no ip rip authentication key-chain LINE", | |
1785 | NO_STR | |
1786 | IP_STR | |
1787 | "Routing Information Protocol\n" | |
1788 | "Authentication control\n" | |
1789 | "Authentication key-chain\n" | |
1790 | "name of key-chain\n") | |
1791 | ||
16705130 | 1792 | /* CHANGED: ip rip split-horizon |
1793 | Cisco and Zebra's command is | |
1794 | ip split-horizon | |
1795 | */ | |
1796 | DEFUN (ip_rip_split_horizon, | |
1797 | ip_rip_split_horizon_cmd, | |
1798 | "ip rip split-horizon", | |
718e3744 | 1799 | IP_STR |
16705130 | 1800 | "Routing Information Protocol\n" |
718e3744 | 1801 | "Perform split horizon\n") |
1802 | { | |
1803 | struct interface *ifp; | |
1804 | struct rip_interface *ri; | |
1805 | ||
1806 | ifp = vty->index; | |
1807 | ri = ifp->info; | |
1808 | ||
16705130 | 1809 | ri->split_horizon = RIP_SPLIT_HORIZON; |
718e3744 | 1810 | return CMD_SUCCESS; |
1811 | } | |
1812 | ||
16705130 | 1813 | DEFUN (ip_rip_split_horizon_poisoned_reverse, |
1814 | ip_rip_split_horizon_poisoned_reverse_cmd, | |
1815 | "ip rip split-horizon poisoned-reverse", | |
1816 | IP_STR | |
1817 | "Routing Information Protocol\n" | |
1818 | "Perform split horizon\n" | |
1819 | "With poisoned-reverse\n") | |
1820 | { | |
1821 | struct interface *ifp; | |
1822 | struct rip_interface *ri; | |
1823 | ||
1824 | ifp = vty->index; | |
1825 | ri = ifp->info; | |
1826 | ||
1827 | ri->split_horizon = RIP_SPLIT_HORIZON_POISONED_REVERSE; | |
1828 | return CMD_SUCCESS; | |
1829 | } | |
1830 | ||
1831 | /* CHANGED: no ip rip split-horizon | |
1832 | Cisco and Zebra's command is | |
1833 | no ip split-horizon | |
1834 | */ | |
1835 | DEFUN (no_ip_rip_split_horizon, | |
1836 | no_ip_rip_split_horizon_cmd, | |
1837 | "no ip rip split-horizon", | |
718e3744 | 1838 | NO_STR |
1839 | IP_STR | |
16705130 | 1840 | "Routing Information Protocol\n" |
718e3744 | 1841 | "Perform split horizon\n") |
1842 | { | |
1843 | struct interface *ifp; | |
1844 | struct rip_interface *ri; | |
1845 | ||
1846 | ifp = vty->index; | |
1847 | ri = ifp->info; | |
1848 | ||
16705130 | 1849 | ri->split_horizon = RIP_NO_SPLIT_HORIZON; |
718e3744 | 1850 | return CMD_SUCCESS; |
1851 | } | |
1852 | ||
fac3e841 | 1853 | DEFUN (no_ip_rip_split_horizon_poisoned_reverse, |
16705130 | 1854 | no_ip_rip_split_horizon_poisoned_reverse_cmd, |
1855 | "no ip rip split-horizon poisoned-reverse", | |
1856 | NO_STR | |
1857 | IP_STR | |
1858 | "Routing Information Protocol\n" | |
1859 | "Perform split horizon\n" | |
1860 | "With poisoned-reverse\n") | |
fac3e841 | 1861 | { |
1862 | struct interface *ifp; | |
1863 | struct rip_interface *ri; | |
1864 | ||
1865 | ifp = vty->index; | |
1866 | ri = ifp->info; | |
1867 | ||
1868 | switch( ri->split_horizon ) | |
1869 | { | |
1870 | case RIP_SPLIT_HORIZON_POISONED_REVERSE: | |
1871 | ri->split_horizon = RIP_SPLIT_HORIZON; | |
1872 | default: | |
1873 | break; | |
1874 | } | |
1875 | ||
1876 | return CMD_SUCCESS; | |
1877 | } | |
16705130 | 1878 | |
718e3744 | 1879 | DEFUN (rip_passive_interface, |
1880 | rip_passive_interface_cmd, | |
56e475cb | 1881 | "passive-interface (IFNAME|default)", |
718e3744 | 1882 | "Suppress routing updates on an interface\n" |
56e475cb | 1883 | "Interface name\n" |
1884 | "default for all interfaces\n") | |
718e3744 | 1885 | { |
98b718a9 | 1886 | const char *ifname = argv[0]; |
4aaff3f8 | 1887 | |
1888 | if (!strcmp(ifname,"default")) { | |
1889 | passive_default = 1; | |
1890 | rip_passive_nondefault_clean(); | |
1891 | return CMD_SUCCESS; | |
1892 | } | |
1893 | if (passive_default) | |
1894 | return rip_passive_nondefault_unset (vty, ifname); | |
1895 | else | |
1896 | return rip_passive_nondefault_set (vty, ifname); | |
718e3744 | 1897 | } |
1898 | ||
1899 | DEFUN (no_rip_passive_interface, | |
1900 | no_rip_passive_interface_cmd, | |
56e475cb | 1901 | "no passive-interface (IFNAME|default)", |
718e3744 | 1902 | NO_STR |
1903 | "Suppress routing updates on an interface\n" | |
56e475cb | 1904 | "Interface name\n" |
1905 | "default for all interfaces\n") | |
718e3744 | 1906 | { |
98b718a9 | 1907 | const char *ifname = argv[0]; |
4aaff3f8 | 1908 | |
1909 | if (!strcmp(ifname,"default")) { | |
1910 | passive_default = 0; | |
1911 | rip_passive_nondefault_clean(); | |
1912 | return CMD_SUCCESS; | |
1913 | } | |
1914 | if (passive_default) | |
1915 | return rip_passive_nondefault_set (vty, ifname); | |
1916 | else | |
1917 | return rip_passive_nondefault_unset (vty, ifname); | |
718e3744 | 1918 | } |
1919 | \f | |
1920 | /* Write rip configuration of each interface. */ | |
dc63bfd4 | 1921 | static int |
718e3744 | 1922 | rip_interface_config_write (struct vty *vty) |
1923 | { | |
52dc7ee6 | 1924 | struct listnode *node; |
718e3744 | 1925 | struct interface *ifp; |
1926 | ||
1eb8ef25 | 1927 | for (ALL_LIST_ELEMENTS_RO (iflist, node, ifp)) |
718e3744 | 1928 | { |
1929 | struct rip_interface *ri; | |
1930 | ||
718e3744 | 1931 | ri = ifp->info; |
1932 | ||
16705130 | 1933 | /* Do not display the interface if there is no |
1934 | * configuration about it. | |
1935 | **/ | |
1936 | if ((!ifp->desc) && | |
1937 | (ri->split_horizon == ri->split_horizon_default) && | |
1938 | (ri->ri_send == RI_RIP_UNSPEC) && | |
1939 | (ri->ri_receive == RI_RIP_UNSPEC) && | |
1940 | (ri->auth_type != RIP_AUTH_MD5) && | |
ca5e516c | 1941 | (ri->md5_auth_len != RIP_AUTH_MD5_SIZE) && |
16705130 | 1942 | (!ri->auth_str) && |
1943 | (!ri->key_chain) ) | |
1944 | continue; | |
1945 | ||
718e3744 | 1946 | vty_out (vty, "interface %s%s", ifp->name, |
1947 | VTY_NEWLINE); | |
1948 | ||
1949 | if (ifp->desc) | |
1950 | vty_out (vty, " description %s%s", ifp->desc, | |
1951 | VTY_NEWLINE); | |
1952 | ||
1953 | /* Split horizon. */ | |
1954 | if (ri->split_horizon != ri->split_horizon_default) | |
1955 | { | |
16705130 | 1956 | switch (ri->split_horizon) { |
1957 | case RIP_SPLIT_HORIZON: | |
1958 | vty_out (vty, " ip rip split-horizon%s", VTY_NEWLINE); | |
1959 | break; | |
1960 | case RIP_SPLIT_HORIZON_POISONED_REVERSE: | |
1961 | vty_out (vty, " ip rip split-horizon poisoned-reverse%s", | |
1962 | VTY_NEWLINE); | |
1963 | break; | |
1964 | case RIP_NO_SPLIT_HORIZON: | |
1965 | default: | |
1966 | vty_out (vty, " no ip rip split-horizon%s", VTY_NEWLINE); | |
1967 | break; | |
1968 | } | |
718e3744 | 1969 | } |
1970 | ||
1971 | /* RIP version setting. */ | |
1972 | if (ri->ri_send != RI_RIP_UNSPEC) | |
1973 | vty_out (vty, " ip rip send version %s%s", | |
1974 | lookup (ri_version_msg, ri->ri_send), | |
1975 | VTY_NEWLINE); | |
1976 | ||
1977 | if (ri->ri_receive != RI_RIP_UNSPEC) | |
1978 | vty_out (vty, " ip rip receive version %s%s", | |
1979 | lookup (ri_version_msg, ri->ri_receive), | |
1980 | VTY_NEWLINE); | |
1981 | ||
1982 | /* RIP authentication. */ | |
718e3744 | 1983 | if (ri->auth_type == RIP_AUTH_SIMPLE_PASSWORD) |
1984 | vty_out (vty, " ip rip authentication mode text%s", VTY_NEWLINE); | |
ca5e516c | 1985 | |
718e3744 | 1986 | if (ri->auth_type == RIP_AUTH_MD5) |
ca5e516c | 1987 | { |
1988 | vty_out (vty, " ip rip authentication mode md5"); | |
1989 | if (ri->md5_auth_len == RIP_AUTH_MD5_COMPAT_SIZE) | |
1990 | vty_out (vty, " auth-length old-ripd"); | |
1991 | else | |
1992 | vty_out (vty, " auth-length rfc"); | |
1993 | vty_out (vty, "%s", VTY_NEWLINE); | |
1994 | } | |
718e3744 | 1995 | |
1996 | if (ri->auth_str) | |
1997 | vty_out (vty, " ip rip authentication string %s%s", | |
1998 | ri->auth_str, VTY_NEWLINE); | |
1999 | ||
2000 | if (ri->key_chain) | |
2001 | vty_out (vty, " ip rip authentication key-chain %s%s", | |
2002 | ri->key_chain, VTY_NEWLINE); | |
2003 | ||
2004 | vty_out (vty, "!%s", VTY_NEWLINE); | |
2005 | } | |
2006 | return 0; | |
2007 | } | |
2008 | ||
2009 | int | |
2010 | config_write_rip_network (struct vty *vty, int config_mode) | |
2011 | { | |
8a676be3 | 2012 | unsigned int i; |
718e3744 | 2013 | char *ifname; |
2014 | struct route_node *node; | |
2015 | ||
2016 | /* Network type RIP enable interface statement. */ | |
2017 | for (node = route_top (rip_enable_network); node; node = route_next (node)) | |
2018 | if (node->info) | |
2019 | vty_out (vty, "%s%s/%d%s", | |
2020 | config_mode ? " network " : " ", | |
2021 | inet_ntoa (node->p.u.prefix4), | |
2022 | node->p.prefixlen, | |
2023 | VTY_NEWLINE); | |
2024 | ||
2025 | /* Interface name RIP enable statement. */ | |
55468c86 | 2026 | for (i = 0; i < vector_active (rip_enable_interface); i++) |
718e3744 | 2027 | if ((ifname = vector_slot (rip_enable_interface, i)) != NULL) |
2028 | vty_out (vty, "%s%s%s", | |
2029 | config_mode ? " network " : " ", | |
2030 | ifname, | |
2031 | VTY_NEWLINE); | |
2032 | ||
2033 | /* RIP neighbors listing. */ | |
2034 | for (node = route_top (rip->neighbor); node; node = route_next (node)) | |
2035 | if (node->info) | |
2036 | vty_out (vty, "%s%s%s", | |
2037 | config_mode ? " neighbor " : " ", | |
2038 | inet_ntoa (node->p.u.prefix4), | |
2039 | VTY_NEWLINE); | |
2040 | ||
2041 | /* RIP passive interface listing. */ | |
4aaff3f8 | 2042 | if (config_mode) { |
2043 | if (passive_default) | |
01d0908a | 2044 | vty_out (vty, " passive-interface default%s", VTY_NEWLINE); |
55468c86 | 2045 | for (i = 0; i < vector_active (Vrip_passive_nondefault); i++) |
4aaff3f8 | 2046 | if ((ifname = vector_slot (Vrip_passive_nondefault, i)) != NULL) |
2047 | vty_out (vty, " %spassive-interface %s%s", | |
2048 | (passive_default ? "no " : ""), ifname, VTY_NEWLINE); | |
2049 | } | |
718e3744 | 2050 | |
2051 | return 0; | |
2052 | } | |
2053 | ||
2054 | struct cmd_node interface_node = | |
2055 | { | |
2056 | INTERFACE_NODE, | |
2057 | "%s(config-if)# ", | |
2058 | 1, | |
2059 | }; | |
2060 | ||
2061 | /* Called when interface structure allocated. */ | |
dc63bfd4 | 2062 | static int |
718e3744 | 2063 | rip_interface_new_hook (struct interface *ifp) |
2064 | { | |
2065 | ifp->info = rip_interface_new (); | |
2066 | return 0; | |
2067 | } | |
2068 | ||
2069 | /* Called when interface structure deleted. */ | |
dc63bfd4 | 2070 | static int |
718e3744 | 2071 | rip_interface_delete_hook (struct interface *ifp) |
2072 | { | |
2073 | XFREE (MTYPE_RIP_INTERFACE, ifp->info); | |
16705130 | 2074 | ifp->info = NULL; |
718e3744 | 2075 | return 0; |
2076 | } | |
2077 | ||
2078 | /* Allocate and initialize interface vector. */ | |
2079 | void | |
dc63bfd4 | 2080 | rip_if_init (void) |
718e3744 | 2081 | { |
2082 | /* Default initial size of interface vector. */ | |
2083 | if_init(); | |
2084 | if_add_hook (IF_NEW_HOOK, rip_interface_new_hook); | |
2085 | if_add_hook (IF_DELETE_HOOK, rip_interface_delete_hook); | |
2086 | ||
2087 | /* RIP network init. */ | |
2088 | rip_enable_interface = vector_init (1); | |
2089 | rip_enable_network = route_table_init (); | |
2090 | ||
2091 | /* RIP passive interface. */ | |
4aaff3f8 | 2092 | Vrip_passive_nondefault = vector_init (1); |
718e3744 | 2093 | |
2094 | /* Install interface node. */ | |
2095 | install_node (&interface_node, rip_interface_config_write); | |
2096 | ||
2097 | /* Install commands. */ | |
2098 | install_element (CONFIG_NODE, &interface_cmd); | |
034489de | 2099 | install_element (CONFIG_NODE, &no_interface_cmd); |
718e3744 | 2100 | install_default (INTERFACE_NODE); |
2101 | install_element (INTERFACE_NODE, &interface_desc_cmd); | |
2102 | install_element (INTERFACE_NODE, &no_interface_desc_cmd); | |
2103 | install_element (RIP_NODE, &rip_network_cmd); | |
2104 | install_element (RIP_NODE, &no_rip_network_cmd); | |
2105 | install_element (RIP_NODE, &rip_neighbor_cmd); | |
2106 | install_element (RIP_NODE, &no_rip_neighbor_cmd); | |
2107 | ||
2108 | install_element (RIP_NODE, &rip_passive_interface_cmd); | |
2109 | install_element (RIP_NODE, &no_rip_passive_interface_cmd); | |
2110 | ||
2111 | install_element (INTERFACE_NODE, &ip_rip_send_version_cmd); | |
2112 | install_element (INTERFACE_NODE, &ip_rip_send_version_1_cmd); | |
2113 | install_element (INTERFACE_NODE, &ip_rip_send_version_2_cmd); | |
2114 | install_element (INTERFACE_NODE, &no_ip_rip_send_version_cmd); | |
2115 | install_element (INTERFACE_NODE, &no_ip_rip_send_version_num_cmd); | |
2116 | ||
2117 | install_element (INTERFACE_NODE, &ip_rip_receive_version_cmd); | |
2118 | install_element (INTERFACE_NODE, &ip_rip_receive_version_1_cmd); | |
2119 | install_element (INTERFACE_NODE, &ip_rip_receive_version_2_cmd); | |
2120 | install_element (INTERFACE_NODE, &no_ip_rip_receive_version_cmd); | |
2121 | install_element (INTERFACE_NODE, &no_ip_rip_receive_version_num_cmd); | |
2122 | ||
2123 | install_element (INTERFACE_NODE, &ip_rip_authentication_mode_cmd); | |
ca5e516c | 2124 | install_element (INTERFACE_NODE, &ip_rip_authentication_mode_authlen_cmd); |
718e3744 | 2125 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_mode_cmd); |
2126 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_mode_type_cmd); | |
ca5e516c | 2127 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_mode_type_authlen_cmd); |
718e3744 | 2128 | |
2129 | install_element (INTERFACE_NODE, &ip_rip_authentication_key_chain_cmd); | |
2130 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_key_chain_cmd); | |
2131 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_key_chain2_cmd); | |
2132 | ||
2133 | install_element (INTERFACE_NODE, &ip_rip_authentication_string_cmd); | |
2134 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_string_cmd); | |
2135 | install_element (INTERFACE_NODE, &no_ip_rip_authentication_string2_cmd); | |
2136 | ||
16705130 | 2137 | install_element (INTERFACE_NODE, &ip_rip_split_horizon_cmd); |
2138 | install_element (INTERFACE_NODE, &ip_rip_split_horizon_poisoned_reverse_cmd); | |
2139 | install_element (INTERFACE_NODE, &no_ip_rip_split_horizon_cmd); | |
2140 | install_element (INTERFACE_NODE, &no_ip_rip_split_horizon_poisoned_reverse_cmd); | |
718e3744 | 2141 | } |