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718e3744 | 1 | /* |
508e53e2 | 2 | * Copyright (C) 2003 Yasuhiro Ohara |
718e3744 | 3 | * |
4 | * This file is part of GNU Zebra. | |
5 | * | |
6 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
7 | * under the terms of the GNU General Public License as published by the | |
8 | * Free Software Foundation; either version 2, or (at your option) any | |
9 | * later version. | |
10 | * | |
11 | * GNU Zebra is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with GNU Zebra; see the file COPYING. If not, write to the | |
18 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
19 | * Boston, MA 02111-1307, USA. | |
20 | */ | |
21 | ||
22 | #include <zebra.h> | |
23 | ||
24 | #include "log.h" | |
25 | #include "memory.h" | |
26 | #include "prefix.h" | |
27 | #include "command.h" | |
28 | #include "vty.h" | |
29 | #include "routemap.h" | |
30 | #include "table.h" | |
31 | #include "plist.h" | |
32 | #include "thread.h" | |
508e53e2 | 33 | #include "linklist.h" |
718e3744 | 34 | |
508e53e2 | 35 | #include "ospf6_proto.h" |
36 | #include "ospf6_lsa.h" | |
37 | #include "ospf6_lsdb.h" | |
38 | #include "ospf6_route.h" | |
718e3744 | 39 | #include "ospf6_zebra.h" |
6452df09 | 40 | #include "ospf6_message.h" |
41 | ||
718e3744 | 42 | #include "ospf6_top.h" |
508e53e2 | 43 | #include "ospf6_area.h" |
6452df09 | 44 | #include "ospf6_interface.h" |
45 | #include "ospf6_neighbor.h" | |
508e53e2 | 46 | #include "ospf6_asbr.h" |
47 | #include "ospf6_intra.h" | |
6452df09 | 48 | #include "ospf6_flood.h" |
049207c3 | 49 | #include "ospf6d.h" |
718e3744 | 50 | |
508e53e2 | 51 | unsigned char conf_debug_ospf6_asbr = 0; |
718e3744 | 52 | |
f52d13cb | 53 | #define ZROUTE_NAME(x) zebra_route_string(x) |
508e53e2 | 54 | |
55 | /* AS External LSA origination */ | |
6ac29a51 | 56 | static void |
6452df09 | 57 | ospf6_as_external_lsa_originate (struct ospf6_route *route) |
718e3744 | 58 | { |
508e53e2 | 59 | char buffer[OSPF6_MAX_LSASIZE]; |
60 | struct ospf6_lsa_header *lsa_header; | |
61 | struct ospf6_lsa *old, *lsa; | |
0b26f81b | 62 | struct ospf6_external_info *info = route->route_option; |
718e3744 | 63 | |
508e53e2 | 64 | struct ospf6_as_external_lsa *as_external_lsa; |
65 | char buf[64]; | |
66 | caddr_t p; | |
718e3744 | 67 | |
508e53e2 | 68 | /* find previous LSA */ |
69 | old = ospf6_lsdb_lookup (htons (OSPF6_LSTYPE_AS_EXTERNAL), | |
6452df09 | 70 | route->path.origin.id, ospf6->router_id, |
508e53e2 | 71 | ospf6->lsdb); |
718e3744 | 72 | |
1e05838a | 73 | if (IS_OSPF6_DEBUG_ASBR || IS_OSPF6_DEBUG_ORIGINATE (AS_EXTERNAL)) |
508e53e2 | 74 | { |
75 | prefix2str (&route->prefix, buf, sizeof (buf)); | |
c6487d61 | 76 | zlog_debug ("Originate AS-External-LSA for %s", buf); |
508e53e2 | 77 | } |
78 | ||
79 | /* prepare buffer */ | |
80 | memset (buffer, 0, sizeof (buffer)); | |
81 | lsa_header = (struct ospf6_lsa_header *) buffer; | |
82 | as_external_lsa = (struct ospf6_as_external_lsa *) | |
83 | ((caddr_t) lsa_header + sizeof (struct ospf6_lsa_header)); | |
84 | p = (caddr_t) | |
85 | ((caddr_t) as_external_lsa + sizeof (struct ospf6_as_external_lsa)); | |
86 | ||
87 | /* Fill AS-External-LSA */ | |
88 | /* Metric type */ | |
89 | if (route->path.metric_type == 2) | |
90 | SET_FLAG (as_external_lsa->bits_metric, OSPF6_ASBR_BIT_E); | |
91 | else | |
92 | UNSET_FLAG (as_external_lsa->bits_metric, OSPF6_ASBR_BIT_E); | |
93 | ||
94 | /* forwarding address */ | |
0b26f81b | 95 | if (! IN6_IS_ADDR_UNSPECIFIED (&info->forwarding)) |
508e53e2 | 96 | SET_FLAG (as_external_lsa->bits_metric, OSPF6_ASBR_BIT_F); |
97 | else | |
98 | UNSET_FLAG (as_external_lsa->bits_metric, OSPF6_ASBR_BIT_F); | |
718e3744 | 99 | |
508e53e2 | 100 | /* external route tag */ |
101 | UNSET_FLAG (as_external_lsa->bits_metric, OSPF6_ASBR_BIT_T); | |
102 | ||
103 | /* Set metric */ | |
104 | OSPF6_ASBR_METRIC_SET (as_external_lsa, route->path.cost); | |
105 | ||
106 | /* prefixlen */ | |
107 | as_external_lsa->prefix.prefix_length = route->prefix.prefixlen; | |
108 | ||
109 | /* PrefixOptions */ | |
110 | as_external_lsa->prefix.prefix_options = route->path.prefix_options; | |
111 | ||
112 | /* don't use refer LS-type */ | |
113 | as_external_lsa->prefix.prefix_refer_lstype = htons (0); | |
114 | ||
115 | /* set Prefix */ | |
116 | memcpy (p, &route->prefix.u.prefix6, | |
117 | OSPF6_PREFIX_SPACE (route->prefix.prefixlen)); | |
118 | ospf6_prefix_apply_mask (&as_external_lsa->prefix); | |
119 | p += OSPF6_PREFIX_SPACE (route->prefix.prefixlen); | |
120 | ||
121 | /* Forwarding address */ | |
122 | if (CHECK_FLAG (as_external_lsa->bits_metric, OSPF6_ASBR_BIT_F)) | |
123 | { | |
0b26f81b | 124 | memcpy (p, &info->forwarding, sizeof (struct in6_addr)); |
508e53e2 | 125 | p += sizeof (struct in6_addr); |
126 | } | |
127 | ||
128 | /* External Route Tag */ | |
129 | if (CHECK_FLAG (as_external_lsa->bits_metric, OSPF6_ASBR_BIT_T)) | |
130 | { | |
131 | /* xxx */ | |
132 | } | |
133 | ||
134 | /* Fill LSA Header */ | |
135 | lsa_header->age = 0; | |
136 | lsa_header->type = htons (OSPF6_LSTYPE_AS_EXTERNAL); | |
6452df09 | 137 | lsa_header->id = route->path.origin.id; |
508e53e2 | 138 | lsa_header->adv_router = ospf6->router_id; |
139 | lsa_header->seqnum = | |
049207c3 | 140 | ospf6_new_ls_seqnum (lsa_header->type, lsa_header->id, |
141 | lsa_header->adv_router, ospf6->lsdb); | |
508e53e2 | 142 | lsa_header->length = htons ((caddr_t) p - (caddr_t) lsa_header); |
143 | ||
144 | /* LSA checksum */ | |
145 | ospf6_lsa_checksum (lsa_header); | |
146 | ||
147 | /* create LSA */ | |
148 | lsa = ospf6_lsa_create (lsa_header); | |
508e53e2 | 149 | |
150 | /* Originate */ | |
6452df09 | 151 | ospf6_lsa_originate_process (lsa, ospf6); |
718e3744 | 152 | } |
153 | ||
508e53e2 | 154 | \f |
718e3744 | 155 | void |
508e53e2 | 156 | ospf6_asbr_lsa_add (struct ospf6_lsa *lsa) |
718e3744 | 157 | { |
508e53e2 | 158 | struct ospf6_as_external_lsa *external; |
159 | struct prefix asbr_id; | |
160 | struct ospf6_route *asbr_entry, *route; | |
161 | char buf[64]; | |
718e3744 | 162 | int i; |
508e53e2 | 163 | |
164 | external = (struct ospf6_as_external_lsa *) | |
165 | OSPF6_LSA_HEADER_END (lsa->header); | |
166 | ||
1e05838a | 167 | if (IS_OSPF6_DEBUG_EXAMIN (AS_EXTERNAL)) |
c6487d61 | 168 | zlog_debug ("Calculate AS-External route for %s", lsa->name); |
508e53e2 | 169 | |
170 | if (lsa->header->adv_router == ospf6->router_id) | |
718e3744 | 171 | { |
1e05838a | 172 | if (IS_OSPF6_DEBUG_EXAMIN (AS_EXTERNAL)) |
c6487d61 | 173 | zlog_debug ("Ignore self-originated AS-External-LSA"); |
508e53e2 | 174 | return; |
718e3744 | 175 | } |
718e3744 | 176 | |
8551e6da | 177 | if (OSPF6_ASBR_METRIC (external) == OSPF_LS_INFINITY) |
508e53e2 | 178 | { |
1e05838a | 179 | if (IS_OSPF6_DEBUG_EXAMIN (AS_EXTERNAL)) |
c6487d61 | 180 | zlog_debug ("Ignore LSA with LSInfinity Metric"); |
508e53e2 | 181 | return; |
182 | } | |
718e3744 | 183 | |
01879114 DD |
184 | if (CHECK_FLAG(external->prefix.prefix_options, OSPF6_PREFIX_OPTION_NU)) |
185 | { | |
186 | if (IS_OSPF6_DEBUG_EXAMIN (AS_EXTERNAL)) | |
187 | zlog_debug ("Ignore LSA with NU bit set Metric"); | |
188 | return; | |
189 | } | |
190 | ||
ccb59b11 | 191 | ospf6_linkstate_prefix (lsa->header->adv_router, htonl (0), &asbr_id); |
6452df09 | 192 | asbr_entry = ospf6_route_lookup (&asbr_id, ospf6->brouter_table); |
63069ad6 | 193 | if (asbr_entry == NULL || |
194 | ! CHECK_FLAG (asbr_entry->path.router_bits, OSPF6_ROUTER_BIT_E)) | |
508e53e2 | 195 | { |
1e05838a | 196 | if (IS_OSPF6_DEBUG_EXAMIN (AS_EXTERNAL)) |
508e53e2 | 197 | { |
198 | prefix2str (&asbr_id, buf, sizeof (buf)); | |
c6487d61 | 199 | zlog_debug ("ASBR entry not found: %s", buf); |
508e53e2 | 200 | } |
201 | return; | |
202 | } | |
718e3744 | 203 | |
508e53e2 | 204 | route = ospf6_route_create (); |
205 | route->type = OSPF6_DEST_TYPE_NETWORK; | |
206 | route->prefix.family = AF_INET6; | |
207 | route->prefix.prefixlen = external->prefix.prefix_length; | |
208 | ospf6_prefix_in6_addr (&route->prefix.u.prefix6, &external->prefix); | |
718e3744 | 209 | |
508e53e2 | 210 | route->path.area_id = asbr_entry->path.area_id; |
211 | route->path.origin.type = lsa->header->type; | |
212 | route->path.origin.id = lsa->header->id; | |
213 | route->path.origin.adv_router = lsa->header->adv_router; | |
718e3744 | 214 | |
508e53e2 | 215 | route->path.prefix_options = external->prefix.prefix_options; |
216 | if (CHECK_FLAG (external->bits_metric, OSPF6_ASBR_BIT_E)) | |
217 | { | |
218 | route->path.type = OSPF6_PATH_TYPE_EXTERNAL2; | |
219 | route->path.metric_type = 2; | |
220 | route->path.cost = asbr_entry->path.cost; | |
221 | route->path.cost_e2 = OSPF6_ASBR_METRIC (external); | |
222 | } | |
223 | else | |
224 | { | |
225 | route->path.type = OSPF6_PATH_TYPE_EXTERNAL1; | |
226 | route->path.metric_type = 1; | |
227 | route->path.cost = asbr_entry->path.cost + OSPF6_ASBR_METRIC (external); | |
228 | route->path.cost_e2 = 0; | |
229 | } | |
230 | ||
231 | for (i = 0; i < OSPF6_MULTI_PATH_LIMIT; i++) | |
232 | ospf6_nexthop_copy (&route->nexthop[i], &asbr_entry->nexthop[i]); | |
233 | ||
1e05838a | 234 | if (IS_OSPF6_DEBUG_EXAMIN (AS_EXTERNAL)) |
508e53e2 | 235 | { |
236 | prefix2str (&route->prefix, buf, sizeof (buf)); | |
c6487d61 | 237 | zlog_debug ("AS-External route add: %s", buf); |
508e53e2 | 238 | } |
239 | ||
240 | ospf6_route_add (route, ospf6->route_table); | |
718e3744 | 241 | } |
242 | ||
508e53e2 | 243 | void |
244 | ospf6_asbr_lsa_remove (struct ospf6_lsa *lsa) | |
718e3744 | 245 | { |
508e53e2 | 246 | struct ospf6_as_external_lsa *external; |
247 | struct prefix prefix; | |
248 | struct ospf6_route *route; | |
249 | char buf[64]; | |
718e3744 | 250 | |
508e53e2 | 251 | external = (struct ospf6_as_external_lsa *) |
252 | OSPF6_LSA_HEADER_END (lsa->header); | |
718e3744 | 253 | |
1e05838a | 254 | if (IS_OSPF6_DEBUG_EXAMIN (AS_EXTERNAL)) |
c6487d61 | 255 | zlog_debug ("Withdraw AS-External route for %s", lsa->name); |
718e3744 | 256 | |
508e53e2 | 257 | if (lsa->header->adv_router == ospf6->router_id) |
718e3744 | 258 | { |
1e05838a | 259 | if (IS_OSPF6_DEBUG_EXAMIN (AS_EXTERNAL)) |
c6487d61 | 260 | zlog_debug ("Ignore self-originated AS-External-LSA"); |
508e53e2 | 261 | return; |
262 | } | |
263 | ||
264 | memset (&prefix, 0, sizeof (struct prefix)); | |
265 | prefix.family = AF_INET6; | |
266 | prefix.prefixlen = external->prefix.prefix_length; | |
267 | ospf6_prefix_in6_addr (&prefix.u.prefix6, &external->prefix); | |
268 | ||
269 | route = ospf6_route_lookup (&prefix, ospf6->route_table); | |
270 | if (route == NULL) | |
271 | { | |
1e05838a | 272 | if (IS_OSPF6_DEBUG_EXAMIN (AS_EXTERNAL)) |
718e3744 | 273 | { |
508e53e2 | 274 | prefix2str (&prefix, buf, sizeof (buf)); |
c6487d61 | 275 | zlog_debug ("AS-External route %s not found", buf); |
718e3744 | 276 | } |
508e53e2 | 277 | return; |
718e3744 | 278 | } |
279 | ||
508e53e2 | 280 | for (ospf6_route_lock (route); |
281 | route && ospf6_route_is_prefix (&prefix, route); | |
282 | route = ospf6_route_next (route)) | |
283 | { | |
284 | if (route->type != OSPF6_DEST_TYPE_NETWORK) | |
285 | continue; | |
286 | if (route->path.origin.type != lsa->header->type) | |
287 | continue; | |
288 | if (route->path.origin.id != lsa->header->id) | |
289 | continue; | |
290 | if (route->path.origin.adv_router != lsa->header->adv_router) | |
291 | continue; | |
292 | ||
1e05838a | 293 | if (IS_OSPF6_DEBUG_EXAMIN (AS_EXTERNAL)) |
508e53e2 | 294 | { |
295 | prefix2str (&route->prefix, buf, sizeof (buf)); | |
c6487d61 | 296 | zlog_debug ("AS-External route remove: %s", buf); |
508e53e2 | 297 | } |
298 | ospf6_route_remove (route, ospf6->route_table); | |
299 | } | |
718e3744 | 300 | } |
301 | ||
508e53e2 | 302 | void |
303 | ospf6_asbr_lsentry_add (struct ospf6_route *asbr_entry) | |
304 | { | |
508e53e2 | 305 | struct ospf6_lsa *lsa; |
306 | u_int16_t type; | |
307 | u_int32_t router; | |
308 | ||
cb4b8845 | 309 | if (! CHECK_FLAG (asbr_entry->flag, OSPF6_ROUTE_BEST)) |
508e53e2 | 310 | { |
cb4b8845 PJ |
311 | char buf[16]; |
312 | inet_ntop (AF_INET, &ADV_ROUTER_IN_PREFIX (&asbr_entry->prefix), | |
313 | buf, sizeof (buf)); | |
314 | zlog_info ("ignore non-best path: lsentry %s add", buf); | |
315 | return; | |
508e53e2 | 316 | } |
718e3744 | 317 | |
508e53e2 | 318 | type = htons (OSPF6_LSTYPE_AS_EXTERNAL); |
319 | router = ospf6_linkstate_prefix_adv_router (&asbr_entry->prefix); | |
cb4b8845 PJ |
320 | for (lsa = ospf6_lsdb_type_router_head (type, router, ospf6->lsdb); lsa; |
321 | lsa = ospf6_lsdb_type_router_next (type, router, lsa)) | |
508e53e2 | 322 | { |
323 | if (! OSPF6_LSA_IS_MAXAGE (lsa)) | |
324 | ospf6_asbr_lsa_add (lsa); | |
325 | } | |
508e53e2 | 326 | } |
327 | ||
328 | void | |
329 | ospf6_asbr_lsentry_remove (struct ospf6_route *asbr_entry) | |
718e3744 | 330 | { |
508e53e2 | 331 | struct ospf6_lsa *lsa; |
332 | u_int16_t type; | |
333 | u_int32_t router; | |
718e3744 | 334 | |
508e53e2 | 335 | type = htons (OSPF6_LSTYPE_AS_EXTERNAL); |
336 | router = ospf6_linkstate_prefix_adv_router (&asbr_entry->prefix); | |
337 | for (lsa = ospf6_lsdb_type_router_head (type, router, ospf6->lsdb); | |
338 | lsa; lsa = ospf6_lsdb_type_router_next (type, router, lsa)) | |
339 | ospf6_asbr_lsa_remove (lsa); | |
508e53e2 | 340 | } |
718e3744 | 341 | |
508e53e2 | 342 | |
343 | \f | |
344 | /* redistribute function */ | |
345 | ||
6ac29a51 | 346 | static void |
0c083ee9 | 347 | ospf6_asbr_routemap_set (int type, const char *mapname) |
508e53e2 | 348 | { |
349 | if (ospf6->rmap[type].name) | |
350 | free (ospf6->rmap[type].name); | |
351 | ospf6->rmap[type].name = strdup (mapname); | |
352 | ospf6->rmap[type].map = route_map_lookup_by_name (mapname); | |
718e3744 | 353 | } |
354 | ||
6ac29a51 | 355 | static void |
508e53e2 | 356 | ospf6_asbr_routemap_unset (int type) |
718e3744 | 357 | { |
508e53e2 | 358 | if (ospf6->rmap[type].name) |
359 | free (ospf6->rmap[type].name); | |
360 | ospf6->rmap[type].name = NULL; | |
361 | ospf6->rmap[type].map = NULL; | |
362 | } | |
363 | ||
6ac29a51 | 364 | static void |
0c083ee9 | 365 | ospf6_asbr_routemap_update (const char *mapname) |
508e53e2 | 366 | { |
367 | int type; | |
718e3744 | 368 | |
508e53e2 | 369 | if (ospf6 == NULL) |
718e3744 | 370 | return; |
371 | ||
508e53e2 | 372 | for (type = 0; type < ZEBRA_ROUTE_MAX; type++) |
718e3744 | 373 | { |
508e53e2 | 374 | if (ospf6->rmap[type].name) |
375 | ospf6->rmap[type].map = | |
376 | route_map_lookup_by_name (ospf6->rmap[type].name); | |
718e3744 | 377 | else |
508e53e2 | 378 | ospf6->rmap[type].map = NULL; |
718e3744 | 379 | } |
380 | } | |
381 | ||
718e3744 | 382 | int |
508e53e2 | 383 | ospf6_asbr_is_asbr (struct ospf6 *o) |
384 | { | |
385 | return o->external_table->count; | |
386 | } | |
387 | ||
6ac29a51 | 388 | static void |
508e53e2 | 389 | ospf6_asbr_redistribute_set (int type) |
718e3744 | 390 | { |
508e53e2 | 391 | ospf6_zebra_redistribute (type); |
392 | } | |
393 | ||
6ac29a51 | 394 | static void |
508e53e2 | 395 | ospf6_asbr_redistribute_unset (int type) |
396 | { | |
397 | struct ospf6_route *route; | |
718e3744 | 398 | struct ospf6_external_info *info; |
718e3744 | 399 | |
508e53e2 | 400 | ospf6_zebra_no_redistribute (type); |
401 | ||
402 | for (route = ospf6_route_head (ospf6->external_table); route; | |
403 | route = ospf6_route_next (route)) | |
404 | { | |
405 | info = route->route_option; | |
406 | if (info->type != type) | |
407 | continue; | |
718e3744 | 408 | |
508e53e2 | 409 | ospf6_asbr_redistribute_remove (info->type, route->nexthop[0].ifindex, |
410 | &route->prefix); | |
411 | } | |
d9628728 CF |
412 | |
413 | ospf6_asbr_routemap_unset (type); | |
508e53e2 | 414 | } |
718e3744 | 415 | |
508e53e2 | 416 | void |
417 | ospf6_asbr_redistribute_add (int type, int ifindex, struct prefix *prefix, | |
418 | u_int nexthop_num, struct in6_addr *nexthop) | |
419 | { | |
420 | int ret; | |
421 | struct ospf6_route troute; | |
422 | struct ospf6_external_info tinfo; | |
423 | struct ospf6_route *route, *match; | |
424 | struct ospf6_external_info *info; | |
425 | struct prefix prefix_id; | |
426 | struct route_node *node; | |
427 | char pbuf[64], ibuf[16]; | |
1eb8ef25 | 428 | struct listnode *lnode, *lnnode; |
508e53e2 | 429 | struct ospf6_area *oa; |
430 | ||
431 | if (! ospf6_zebra_is_redistribute (type)) | |
432 | return; | |
433 | ||
434 | if (IS_OSPF6_DEBUG_ASBR) | |
435 | { | |
436 | prefix2str (prefix, pbuf, sizeof (pbuf)); | |
c6487d61 | 437 | zlog_debug ("Redistribute %s (%s)", pbuf, ZROUTE_NAME (type)); |
508e53e2 | 438 | } |
439 | ||
440 | /* if route-map was specified but not found, do not advertise */ | |
441 | if (ospf6->rmap[type].name) | |
718e3744 | 442 | { |
508e53e2 | 443 | if (ospf6->rmap[type].map == NULL) |
03d52f8d | 444 | ospf6_asbr_routemap_update (NULL); |
508e53e2 | 445 | if (ospf6->rmap[type].map == NULL) |
718e3744 | 446 | { |
508e53e2 | 447 | zlog_warn ("route-map \"%s\" not found, suppress redistributing", |
448 | ospf6->rmap[type].name); | |
449 | return; | |
718e3744 | 450 | } |
718e3744 | 451 | } |
452 | ||
508e53e2 | 453 | /* apply route-map */ |
454 | if (ospf6->rmap[type].map) | |
455 | { | |
456 | memset (&troute, 0, sizeof (troute)); | |
457 | memset (&tinfo, 0, sizeof (tinfo)); | |
458 | troute.route_option = &tinfo; | |
42a7debf | 459 | tinfo.ifindex = ifindex; |
718e3744 | 460 | |
508e53e2 | 461 | ret = route_map_apply (ospf6->rmap[type].map, prefix, |
462 | RMAP_OSPF6, &troute); | |
47828747 | 463 | if (ret == RMAP_DENYMATCH) |
508e53e2 | 464 | { |
465 | if (IS_OSPF6_DEBUG_ASBR) | |
c6487d61 | 466 | zlog_debug ("Denied by route-map \"%s\"", ospf6->rmap[type].name); |
508e53e2 | 467 | return; |
468 | } | |
469 | } | |
718e3744 | 470 | |
508e53e2 | 471 | match = ospf6_route_lookup (prefix, ospf6->external_table); |
472 | if (match) | |
473 | { | |
474 | info = match->route_option; | |
718e3744 | 475 | |
508e53e2 | 476 | /* copy result of route-map */ |
477 | if (ospf6->rmap[type].map) | |
478 | { | |
479 | if (troute.path.metric_type) | |
480 | match->path.metric_type = troute.path.metric_type; | |
481 | if (troute.path.cost) | |
482 | match->path.cost = troute.path.cost; | |
483 | if (! IN6_IS_ADDR_UNSPECIFIED (&tinfo.forwarding)) | |
484 | memcpy (&info->forwarding, &tinfo.forwarding, | |
485 | sizeof (struct in6_addr)); | |
486 | } | |
718e3744 | 487 | |
508e53e2 | 488 | info->type = type; |
489 | match->nexthop[0].ifindex = ifindex; | |
490 | if (nexthop_num && nexthop) | |
491 | memcpy (&match->nexthop[0].address, nexthop, sizeof (struct in6_addr)); | |
718e3744 | 492 | |
508e53e2 | 493 | /* create/update binding in external_id_table */ |
494 | prefix_id.family = AF_INET; | |
495 | prefix_id.prefixlen = 32; | |
496 | prefix_id.u.prefix4.s_addr = htonl (info->id); | |
497 | node = route_node_get (ospf6->external_id_table, &prefix_id); | |
498 | node->info = match; | |
718e3744 | 499 | |
508e53e2 | 500 | if (IS_OSPF6_DEBUG_ASBR) |
501 | { | |
502 | inet_ntop (AF_INET, &prefix_id.u.prefix4, ibuf, sizeof (ibuf)); | |
c6487d61 | 503 | zlog_debug ("Advertise as AS-External Id:%s", ibuf); |
508e53e2 | 504 | } |
718e3744 | 505 | |
3b68735f | 506 | match->path.origin.id = htonl (info->id); |
6452df09 | 507 | ospf6_as_external_lsa_originate (match); |
508e53e2 | 508 | return; |
509 | } | |
718e3744 | 510 | |
508e53e2 | 511 | /* create new entry */ |
512 | route = ospf6_route_create (); | |
513 | route->type = OSPF6_DEST_TYPE_NETWORK; | |
514 | memcpy (&route->prefix, prefix, sizeof (struct prefix)); | |
718e3744 | 515 | |
508e53e2 | 516 | info = (struct ospf6_external_info *) |
393deb9b | 517 | XCALLOC (MTYPE_OSPF6_EXTERNAL_INFO, sizeof (struct ospf6_external_info)); |
508e53e2 | 518 | route->route_option = info; |
519 | info->id = ospf6->external_id++; | |
520 | ||
521 | /* copy result of route-map */ | |
522 | if (ospf6->rmap[type].map) | |
718e3744 | 523 | { |
508e53e2 | 524 | if (troute.path.metric_type) |
525 | route->path.metric_type = troute.path.metric_type; | |
526 | if (troute.path.cost) | |
527 | route->path.cost = troute.path.cost; | |
528 | if (! IN6_IS_ADDR_UNSPECIFIED (&tinfo.forwarding)) | |
529 | memcpy (&info->forwarding, &tinfo.forwarding, | |
530 | sizeof (struct in6_addr)); | |
718e3744 | 531 | } |
532 | ||
508e53e2 | 533 | info->type = type; |
534 | route->nexthop[0].ifindex = ifindex; | |
535 | if (nexthop_num && nexthop) | |
536 | memcpy (&route->nexthop[0].address, nexthop, sizeof (struct in6_addr)); | |
537 | ||
538 | /* create/update binding in external_id_table */ | |
539 | prefix_id.family = AF_INET; | |
540 | prefix_id.prefixlen = 32; | |
541 | prefix_id.u.prefix4.s_addr = htonl (info->id); | |
542 | node = route_node_get (ospf6->external_id_table, &prefix_id); | |
543 | node->info = route; | |
544 | ||
545 | route = ospf6_route_add (route, ospf6->external_table); | |
546 | route->route_option = info; | |
547 | ||
548 | if (IS_OSPF6_DEBUG_ASBR) | |
718e3744 | 549 | { |
508e53e2 | 550 | inet_ntop (AF_INET, &prefix_id.u.prefix4, ibuf, sizeof (ibuf)); |
c6487d61 | 551 | zlog_debug ("Advertise as AS-External Id:%s", ibuf); |
718e3744 | 552 | } |
553 | ||
3b68735f | 554 | route->path.origin.id = htonl (info->id); |
6452df09 | 555 | ospf6_as_external_lsa_originate (route); |
508e53e2 | 556 | |
557 | /* Router-Bit (ASBR Flag) may have to be updated */ | |
1eb8ef25 | 558 | for (ALL_LIST_ELEMENTS (ospf6->area_list, lnode, lnnode, oa)) |
559 | OSPF6_ROUTER_LSA_SCHEDULE (oa); | |
718e3744 | 560 | } |
561 | ||
508e53e2 | 562 | void |
563 | ospf6_asbr_redistribute_remove (int type, int ifindex, struct prefix *prefix) | |
718e3744 | 564 | { |
508e53e2 | 565 | struct ospf6_route *match; |
566 | struct ospf6_external_info *info = NULL; | |
567 | struct route_node *node; | |
568 | struct ospf6_lsa *lsa; | |
569 | struct prefix prefix_id; | |
570 | char pbuf[64], ibuf[16]; | |
1eb8ef25 | 571 | struct listnode *lnode, *lnnode; |
508e53e2 | 572 | struct ospf6_area *oa; |
718e3744 | 573 | |
508e53e2 | 574 | match = ospf6_route_lookup (prefix, ospf6->external_table); |
575 | if (match == NULL) | |
718e3744 | 576 | { |
508e53e2 | 577 | if (IS_OSPF6_DEBUG_ASBR) |
718e3744 | 578 | { |
508e53e2 | 579 | prefix2str (prefix, pbuf, sizeof (pbuf)); |
c6487d61 | 580 | zlog_debug ("No such route %s to withdraw", pbuf); |
718e3744 | 581 | } |
508e53e2 | 582 | return; |
718e3744 | 583 | } |
584 | ||
508e53e2 | 585 | info = match->route_option; |
586 | assert (info); | |
718e3744 | 587 | |
508e53e2 | 588 | if (info->type != type) |
718e3744 | 589 | { |
508e53e2 | 590 | if (IS_OSPF6_DEBUG_ASBR) |
591 | { | |
592 | prefix2str (prefix, pbuf, sizeof (pbuf)); | |
c6487d61 | 593 | zlog_debug ("Original protocol mismatch: %s", pbuf); |
508e53e2 | 594 | } |
595 | return; | |
718e3744 | 596 | } |
597 | ||
508e53e2 | 598 | if (IS_OSPF6_DEBUG_ASBR) |
599 | { | |
600 | prefix2str (prefix, pbuf, sizeof (pbuf)); | |
601 | inet_ntop (AF_INET, &prefix_id.u.prefix4, ibuf, sizeof (ibuf)); | |
c6487d61 | 602 | zlog_debug ("Withdraw %s (AS-External Id:%s)", pbuf, ibuf); |
508e53e2 | 603 | } |
718e3744 | 604 | |
508e53e2 | 605 | lsa = ospf6_lsdb_lookup (htons (OSPF6_LSTYPE_AS_EXTERNAL), |
606 | htonl (info->id), ospf6->router_id, ospf6->lsdb); | |
718e3744 | 607 | if (lsa) |
6452df09 | 608 | ospf6_lsa_purge (lsa); |
508e53e2 | 609 | |
610 | /* remove binding in external_id_table */ | |
611 | prefix_id.family = AF_INET; | |
612 | prefix_id.prefixlen = 32; | |
613 | prefix_id.u.prefix4.s_addr = htonl (info->id); | |
614 | node = route_node_lookup (ospf6->external_id_table, &prefix_id); | |
615 | assert (node); | |
616 | node->info = NULL; | |
617 | route_unlock_node (node); | |
618 | ||
619 | ospf6_route_remove (match, ospf6->external_table); | |
620 | XFREE (MTYPE_OSPF6_EXTERNAL_INFO, info); | |
621 | ||
622 | /* Router-Bit (ASBR Flag) may have to be updated */ | |
1eb8ef25 | 623 | for (ALL_LIST_ELEMENTS (ospf6->area_list, lnode, lnnode, oa)) |
624 | OSPF6_ROUTER_LSA_SCHEDULE (oa); | |
718e3744 | 625 | } |
626 | ||
508e53e2 | 627 | DEFUN (ospf6_redistribute, |
628 | ospf6_redistribute_cmd, | |
e0ca5fde | 629 | "redistribute " QUAGGA_REDIST_STR_OSPF6D, |
508e53e2 | 630 | "Redistribute\n" |
e0ca5fde | 631 | QUAGGA_REDIST_HELP_STR_OSPF6D |
508e53e2 | 632 | ) |
718e3744 | 633 | { |
e0ca5fde DL |
634 | int type; |
635 | ||
636 | type = proto_redistnum(AFI_IP6, argv[0]); | |
637 | if (type < 0 || type == ZEBRA_ROUTE_OSPF6) | |
638 | return CMD_WARNING; | |
718e3744 | 639 | |
508e53e2 | 640 | ospf6_asbr_redistribute_unset (type); |
508e53e2 | 641 | ospf6_asbr_redistribute_set (type); |
642 | return CMD_SUCCESS; | |
643 | } | |
718e3744 | 644 | |
508e53e2 | 645 | DEFUN (ospf6_redistribute_routemap, |
646 | ospf6_redistribute_routemap_cmd, | |
e0ca5fde | 647 | "redistribute " QUAGGA_REDIST_STR_OSPF6D " route-map WORD", |
508e53e2 | 648 | "Redistribute\n" |
e0ca5fde | 649 | QUAGGA_REDIST_HELP_STR_OSPF6D |
508e53e2 | 650 | "Route map reference\n" |
651 | "Route map name\n" | |
652 | ) | |
653 | { | |
e0ca5fde DL |
654 | int type; |
655 | ||
656 | type = proto_redistnum(AFI_IP6, argv[0]); | |
657 | if (type < 0 || type == ZEBRA_ROUTE_OSPF6) | |
658 | return CMD_WARNING; | |
e26bbeba | 659 | |
508e53e2 | 660 | ospf6_asbr_redistribute_unset (type); |
661 | ospf6_asbr_routemap_set (type, argv[1]); | |
662 | ospf6_asbr_redistribute_set (type); | |
663 | return CMD_SUCCESS; | |
664 | } | |
665 | ||
666 | DEFUN (no_ospf6_redistribute, | |
667 | no_ospf6_redistribute_cmd, | |
e0ca5fde | 668 | "no redistribute " QUAGGA_REDIST_STR_OSPF6D, |
508e53e2 | 669 | NO_STR |
670 | "Redistribute\n" | |
e0ca5fde | 671 | QUAGGA_REDIST_HELP_STR_OSPF6D |
508e53e2 | 672 | ) |
673 | { | |
e0ca5fde DL |
674 | int type; |
675 | ||
676 | type = proto_redistnum(AFI_IP6, argv[0]); | |
677 | if (type < 0 || type == ZEBRA_ROUTE_OSPF6) | |
678 | return CMD_WARNING; | |
e26bbeba | 679 | |
508e53e2 | 680 | ospf6_asbr_redistribute_unset (type); |
e26bbeba | 681 | |
508e53e2 | 682 | return CMD_SUCCESS; |
683 | } | |
718e3744 | 684 | |
508e53e2 | 685 | int |
686 | ospf6_redistribute_config_write (struct vty *vty) | |
687 | { | |
688 | int type; | |
718e3744 | 689 | |
508e53e2 | 690 | for (type = 0; type < ZEBRA_ROUTE_MAX; type++) |
718e3744 | 691 | { |
508e53e2 | 692 | if (type == ZEBRA_ROUTE_OSPF6) |
693 | continue; | |
694 | if (! ospf6_zebra_is_redistribute (type)) | |
695 | continue; | |
718e3744 | 696 | |
508e53e2 | 697 | if (ospf6->rmap[type].name) |
698 | vty_out (vty, " redistribute %s route-map %s%s", | |
049207c3 | 699 | ZROUTE_NAME (type), ospf6->rmap[type].name, VNL); |
508e53e2 | 700 | else |
701 | vty_out (vty, " redistribute %s%s", | |
049207c3 | 702 | ZROUTE_NAME (type), VNL); |
508e53e2 | 703 | } |
718e3744 | 704 | |
705 | return 0; | |
706 | } | |
707 | ||
6ac29a51 | 708 | static void |
508e53e2 | 709 | ospf6_redistribute_show_config (struct vty *vty) |
718e3744 | 710 | { |
508e53e2 | 711 | int type; |
712 | int nroute[ZEBRA_ROUTE_MAX]; | |
713 | int total; | |
714 | struct ospf6_route *route; | |
715 | struct ospf6_external_info *info; | |
718e3744 | 716 | |
508e53e2 | 717 | total = 0; |
718 | for (type = 0; type < ZEBRA_ROUTE_MAX; type++) | |
719 | nroute[type] = 0; | |
720 | for (route = ospf6_route_head (ospf6->external_table); route; | |
721 | route = ospf6_route_next (route)) | |
718e3744 | 722 | { |
508e53e2 | 723 | info = route->route_option; |
724 | nroute[info->type]++; | |
725 | total++; | |
718e3744 | 726 | } |
727 | ||
049207c3 | 728 | vty_out (vty, "Redistributing External Routes from:%s", VNL); |
508e53e2 | 729 | for (type = 0; type < ZEBRA_ROUTE_MAX; type++) |
718e3744 | 730 | { |
508e53e2 | 731 | if (type == ZEBRA_ROUTE_OSPF6) |
732 | continue; | |
733 | if (! ospf6_zebra_is_redistribute (type)) | |
734 | continue; | |
718e3744 | 735 | |
508e53e2 | 736 | if (ospf6->rmap[type].name) |
737 | vty_out (vty, " %d: %s with route-map \"%s\"%s%s", nroute[type], | |
738 | ZROUTE_NAME (type), ospf6->rmap[type].name, | |
739 | (ospf6->rmap[type].map ? "" : " (not found !)"), | |
049207c3 | 740 | VNL); |
718e3744 | 741 | else |
508e53e2 | 742 | vty_out (vty, " %d: %s%s", nroute[type], |
049207c3 | 743 | ZROUTE_NAME (type), VNL); |
718e3744 | 744 | } |
049207c3 | 745 | vty_out (vty, "Total %d routes%s", total, VNL); |
508e53e2 | 746 | } |
718e3744 | 747 | |
718e3744 | 748 | |
508e53e2 | 749 | \f |
750 | /* Routemap Functions */ | |
6ac29a51 | 751 | static route_map_result_t |
508e53e2 | 752 | ospf6_routemap_rule_match_address_prefixlist (void *rule, |
753 | struct prefix *prefix, | |
754 | route_map_object_t type, | |
755 | void *object) | |
756 | { | |
757 | struct prefix_list *plist; | |
718e3744 | 758 | |
508e53e2 | 759 | if (type != RMAP_OSPF6) |
760 | return RMAP_NOMATCH; | |
718e3744 | 761 | |
508e53e2 | 762 | plist = prefix_list_lookup (AFI_IP6, (char *) rule); |
763 | if (plist == NULL) | |
764 | return RMAP_NOMATCH; | |
718e3744 | 765 | |
508e53e2 | 766 | return (prefix_list_apply (plist, prefix) == PREFIX_DENY ? |
767 | RMAP_NOMATCH : RMAP_MATCH); | |
768 | } | |
718e3744 | 769 | |
6ac29a51 | 770 | static void * |
0c083ee9 | 771 | ospf6_routemap_rule_match_address_prefixlist_compile (const char *arg) |
508e53e2 | 772 | { |
773 | return XSTRDUP (MTYPE_ROUTE_MAP_COMPILED, arg); | |
718e3744 | 774 | } |
775 | ||
6ac29a51 | 776 | static void |
508e53e2 | 777 | ospf6_routemap_rule_match_address_prefixlist_free (void *rule) |
718e3744 | 778 | { |
508e53e2 | 779 | XFREE (MTYPE_ROUTE_MAP_COMPILED, rule); |
780 | } | |
718e3744 | 781 | |
508e53e2 | 782 | struct route_map_rule_cmd |
783 | ospf6_routemap_rule_match_address_prefixlist_cmd = | |
784 | { | |
785 | "ipv6 address prefix-list", | |
786 | ospf6_routemap_rule_match_address_prefixlist, | |
787 | ospf6_routemap_rule_match_address_prefixlist_compile, | |
788 | ospf6_routemap_rule_match_address_prefixlist_free, | |
789 | }; | |
718e3744 | 790 | |
42a7debf VT |
791 | /* `match interface IFNAME' */ |
792 | /* Match function should return 1 if match is success else return | |
793 | zero. */ | |
794 | static route_map_result_t | |
795 | ospf6_routemap_rule_match_interface (void *rule, struct prefix *prefix, | |
796 | route_map_object_t type, void *object) | |
797 | { | |
798 | struct interface *ifp; | |
799 | struct ospf6_external_info *ei; | |
800 | ||
801 | if (type == RMAP_OSPF6) | |
802 | { | |
803 | ei = ((struct ospf6_route *) object)->route_option; | |
804 | ifp = if_lookup_by_name ((char *)rule); | |
805 | ||
806 | if (ifp != NULL | |
807 | && ei->ifindex == ifp->ifindex) | |
808 | return RMAP_MATCH; | |
809 | } | |
810 | ||
811 | return RMAP_NOMATCH; | |
812 | } | |
813 | ||
814 | /* Route map `interface' match statement. `arg' should be | |
815 | interface name. */ | |
816 | static void * | |
817 | ospf6_routemap_rule_match_interface_compile (const char *arg) | |
818 | { | |
819 | return XSTRDUP (MTYPE_ROUTE_MAP_COMPILED, arg); | |
820 | } | |
821 | ||
822 | /* Free route map's compiled `interface' value. */ | |
823 | static void | |
824 | ospf6_routemap_rule_match_interface_free (void *rule) | |
825 | { | |
826 | XFREE (MTYPE_ROUTE_MAP_COMPILED, rule); | |
827 | } | |
828 | ||
829 | /* Route map commands for interface matching. */ | |
830 | struct route_map_rule_cmd | |
831 | ospf6_routemap_rule_match_interface_cmd = | |
832 | { | |
833 | "interface", | |
834 | ospf6_routemap_rule_match_interface, | |
835 | ospf6_routemap_rule_match_interface_compile, | |
836 | ospf6_routemap_rule_match_interface_free | |
837 | }; | |
838 | ||
6ac29a51 | 839 | static route_map_result_t |
508e53e2 | 840 | ospf6_routemap_rule_set_metric_type (void *rule, struct prefix *prefix, |
841 | route_map_object_t type, void *object) | |
842 | { | |
843 | char *metric_type = rule; | |
844 | struct ospf6_route *route = object; | |
718e3744 | 845 | |
508e53e2 | 846 | if (type != RMAP_OSPF6) |
847 | return RMAP_OKAY; | |
718e3744 | 848 | |
508e53e2 | 849 | if (strcmp (metric_type, "type-2") == 0) |
850 | route->path.metric_type = 2; | |
718e3744 | 851 | else |
508e53e2 | 852 | route->path.metric_type = 1; |
718e3744 | 853 | |
508e53e2 | 854 | return RMAP_OKAY; |
855 | } | |
718e3744 | 856 | |
6ac29a51 | 857 | static void * |
0c083ee9 | 858 | ospf6_routemap_rule_set_metric_type_compile (const char *arg) |
508e53e2 | 859 | { |
860 | if (strcmp (arg, "type-2") && strcmp (arg, "type-1")) | |
861 | return NULL; | |
862 | return XSTRDUP (MTYPE_ROUTE_MAP_COMPILED, arg); | |
718e3744 | 863 | } |
864 | ||
6ac29a51 | 865 | static void |
508e53e2 | 866 | ospf6_routemap_rule_set_metric_type_free (void *rule) |
718e3744 | 867 | { |
508e53e2 | 868 | XFREE (MTYPE_ROUTE_MAP_COMPILED, rule); |
869 | } | |
718e3744 | 870 | |
508e53e2 | 871 | struct route_map_rule_cmd |
872 | ospf6_routemap_rule_set_metric_type_cmd = | |
873 | { | |
874 | "metric-type", | |
875 | ospf6_routemap_rule_set_metric_type, | |
876 | ospf6_routemap_rule_set_metric_type_compile, | |
877 | ospf6_routemap_rule_set_metric_type_free, | |
878 | }; | |
718e3744 | 879 | |
6ac29a51 | 880 | static route_map_result_t |
508e53e2 | 881 | ospf6_routemap_rule_set_metric (void *rule, struct prefix *prefix, |
882 | route_map_object_t type, void *object) | |
883 | { | |
884 | char *metric = rule; | |
885 | struct ospf6_route *route = object; | |
718e3744 | 886 | |
508e53e2 | 887 | if (type != RMAP_OSPF6) |
888 | return RMAP_OKAY; | |
718e3744 | 889 | |
508e53e2 | 890 | route->path.cost = atoi (metric); |
891 | return RMAP_OKAY; | |
892 | } | |
718e3744 | 893 | |
6ac29a51 | 894 | static void * |
0c083ee9 | 895 | ospf6_routemap_rule_set_metric_compile (const char *arg) |
508e53e2 | 896 | { |
897 | u_int32_t metric; | |
898 | char *endp; | |
899 | metric = strtoul (arg, &endp, 0); | |
8551e6da | 900 | if (metric > OSPF_LS_INFINITY || *endp != '\0') |
508e53e2 | 901 | return NULL; |
902 | return XSTRDUP (MTYPE_ROUTE_MAP_COMPILED, arg); | |
718e3744 | 903 | } |
904 | ||
6ac29a51 | 905 | static void |
508e53e2 | 906 | ospf6_routemap_rule_set_metric_free (void *rule) |
718e3744 | 907 | { |
508e53e2 | 908 | XFREE (MTYPE_ROUTE_MAP_COMPILED, rule); |
909 | } | |
718e3744 | 910 | |
508e53e2 | 911 | struct route_map_rule_cmd |
912 | ospf6_routemap_rule_set_metric_cmd = | |
913 | { | |
914 | "metric", | |
915 | ospf6_routemap_rule_set_metric, | |
916 | ospf6_routemap_rule_set_metric_compile, | |
917 | ospf6_routemap_rule_set_metric_free, | |
918 | }; | |
718e3744 | 919 | |
6ac29a51 | 920 | static route_map_result_t |
508e53e2 | 921 | ospf6_routemap_rule_set_forwarding (void *rule, struct prefix *prefix, |
922 | route_map_object_t type, void *object) | |
923 | { | |
924 | char *forwarding = rule; | |
925 | struct ospf6_route *route = object; | |
926 | struct ospf6_external_info *info = route->route_option; | |
718e3744 | 927 | |
508e53e2 | 928 | if (type != RMAP_OSPF6) |
929 | return RMAP_OKAY; | |
718e3744 | 930 | |
508e53e2 | 931 | if (inet_pton (AF_INET6, forwarding, &info->forwarding) != 1) |
718e3744 | 932 | { |
508e53e2 | 933 | memset (&info->forwarding, 0, sizeof (struct in6_addr)); |
934 | return RMAP_ERROR; | |
718e3744 | 935 | } |
718e3744 | 936 | |
508e53e2 | 937 | return RMAP_OKAY; |
718e3744 | 938 | } |
939 | ||
6ac29a51 | 940 | static void * |
0c083ee9 | 941 | ospf6_routemap_rule_set_forwarding_compile (const char *arg) |
718e3744 | 942 | { |
508e53e2 | 943 | struct in6_addr a; |
944 | if (inet_pton (AF_INET6, arg, &a) != 1) | |
945 | return NULL; | |
946 | return XSTRDUP (MTYPE_ROUTE_MAP_COMPILED, arg); | |
718e3744 | 947 | } |
948 | ||
6ac29a51 | 949 | static void |
508e53e2 | 950 | ospf6_routemap_rule_set_forwarding_free (void *rule) |
718e3744 | 951 | { |
508e53e2 | 952 | XFREE (MTYPE_ROUTE_MAP_COMPILED, rule); |
953 | } | |
718e3744 | 954 | |
508e53e2 | 955 | struct route_map_rule_cmd |
956 | ospf6_routemap_rule_set_forwarding_cmd = | |
957 | { | |
958 | "forwarding-address", | |
959 | ospf6_routemap_rule_set_forwarding, | |
960 | ospf6_routemap_rule_set_forwarding_compile, | |
961 | ospf6_routemap_rule_set_forwarding_free, | |
962 | }; | |
718e3744 | 963 | |
6ac29a51 | 964 | static int |
508e53e2 | 965 | route_map_command_status (struct vty *vty, int ret) |
966 | { | |
967 | if (! ret) | |
968 | return CMD_SUCCESS; | |
718e3744 | 969 | |
508e53e2 | 970 | switch (ret) |
718e3744 | 971 | { |
508e53e2 | 972 | case RMAP_RULE_MISSING: |
049207c3 | 973 | vty_out (vty, "Can't find rule.%s", VNL); |
508e53e2 | 974 | break; |
975 | case RMAP_COMPILE_ERROR: | |
049207c3 | 976 | vty_out (vty, "Argument is malformed.%s", VNL); |
508e53e2 | 977 | break; |
978 | default: | |
049207c3 | 979 | vty_out (vty, "route-map add set failed.%s", VNL); |
508e53e2 | 980 | break; |
718e3744 | 981 | } |
508e53e2 | 982 | return CMD_WARNING; |
983 | } | |
718e3744 | 984 | |
508e53e2 | 985 | /* add "match address" */ |
986 | DEFUN (ospf6_routemap_match_address_prefixlist, | |
987 | ospf6_routemap_match_address_prefixlist_cmd, | |
988 | "match ipv6 address prefix-list WORD", | |
989 | "Match values\n" | |
990 | IPV6_STR | |
991 | "Match address of route\n" | |
992 | "Match entries of prefix-lists\n" | |
993 | "IPv6 prefix-list name\n") | |
994 | { | |
995 | int ret = route_map_add_match ((struct route_map_index *) vty->index, | |
996 | "ipv6 address prefix-list", argv[0]); | |
997 | return route_map_command_status (vty, ret); | |
998 | } | |
999 | ||
1000 | /* delete "match address" */ | |
1001 | DEFUN (ospf6_routemap_no_match_address_prefixlist, | |
1002 | ospf6_routemap_no_match_address_prefixlist_cmd, | |
1003 | "no match ipv6 address prefix-list WORD", | |
1004 | NO_STR | |
1005 | "Match values\n" | |
1006 | IPV6_STR | |
1007 | "Match address of route\n" | |
1008 | "Match entries of prefix-lists\n" | |
1009 | "IPv6 prefix-list name\n") | |
1010 | { | |
1011 | int ret = route_map_delete_match ((struct route_map_index *) vty->index, | |
1012 | "ipv6 address prefix-list", argv[0]); | |
1013 | return route_map_command_status (vty, ret); | |
1014 | } | |
718e3744 | 1015 | |
42a7debf VT |
1016 | /* "match interface" */ |
1017 | DEFUN (ospf6_routemap_match_interface, | |
1018 | ospf6_routemap_match_interface_cmd, | |
1019 | "match interface WORD", | |
1020 | MATCH_STR | |
1021 | "Match first hop interface of route\n" | |
1022 | "Interface name\n") | |
1023 | { | |
1024 | return route_map_add_match ((struct route_map_index *) vty->index, | |
1025 | "interface", argv[0]); | |
1026 | } | |
1027 | ||
1028 | /* "no match interface WORD" */ | |
1029 | DEFUN (ospf6_routemap_no_match_interface, | |
1030 | ospf6_routemap_no_match_interface_cmd, | |
1031 | "no match interface", | |
1032 | MATCH_STR | |
1033 | NO_STR | |
1034 | "Match first hop interface of route\n") | |
1035 | { | |
1036 | int ret = route_map_delete_match ((struct route_map_index *) vty->index, | |
1037 | "interface", (argc == 0) ? NULL : argv[0]); | |
1038 | return route_map_command_status (vty, ret); | |
1039 | } | |
1040 | ||
1041 | ALIAS (ospf6_routemap_no_match_interface, | |
1042 | ospf6_routemap_no_match_interface_val_cmd, | |
1043 | "no match interface WORD", | |
1044 | MATCH_STR | |
1045 | NO_STR | |
1046 | "Match first hop interface of route\n" | |
1047 | "Interface name\n") | |
1048 | ||
508e53e2 | 1049 | /* add "set metric-type" */ |
1050 | DEFUN (ospf6_routemap_set_metric_type, | |
1051 | ospf6_routemap_set_metric_type_cmd, | |
1052 | "set metric-type (type-1|type-2)", | |
1053 | "Set value\n" | |
1054 | "Type of metric\n" | |
1055 | "OSPF6 external type 1 metric\n" | |
1056 | "OSPF6 external type 2 metric\n") | |
1057 | { | |
1058 | int ret = route_map_add_set ((struct route_map_index *) vty->index, | |
1059 | "metric-type", argv[0]); | |
1060 | return route_map_command_status (vty, ret); | |
718e3744 | 1061 | } |
1062 | ||
508e53e2 | 1063 | /* delete "set metric-type" */ |
1064 | DEFUN (ospf6_routemap_no_set_metric_type, | |
1065 | ospf6_routemap_no_set_metric_type_cmd, | |
1066 | "no set metric-type (type-1|type-2)", | |
1067 | NO_STR | |
1068 | "Set value\n" | |
1069 | "Type of metric\n" | |
1070 | "OSPF6 external type 1 metric\n" | |
1071 | "OSPF6 external type 2 metric\n") | |
718e3744 | 1072 | { |
508e53e2 | 1073 | int ret = route_map_delete_set ((struct route_map_index *) vty->index, |
1074 | "metric-type", argv[0]); | |
1075 | return route_map_command_status (vty, ret); | |
1076 | } | |
718e3744 | 1077 | |
508e53e2 | 1078 | /* add "set metric" */ |
1079 | DEFUN (set_metric, | |
1080 | set_metric_cmd, | |
1081 | "set metric <0-4294967295>", | |
1082 | "Set value\n" | |
1083 | "Metric value\n" | |
1084 | "Metric value\n") | |
1085 | { | |
1086 | int ret = route_map_add_set ((struct route_map_index *) vty->index, | |
1087 | "metric", argv[0]); | |
1088 | return route_map_command_status (vty, ret); | |
1089 | } | |
718e3744 | 1090 | |
508e53e2 | 1091 | /* delete "set metric" */ |
1092 | DEFUN (no_set_metric, | |
1093 | no_set_metric_cmd, | |
1094 | "no set metric <0-4294967295>", | |
1095 | NO_STR | |
1096 | "Set value\n" | |
1097 | "Metric\n" | |
1098 | "METRIC value\n") | |
1099 | { | |
1100 | int ret = route_map_delete_set ((struct route_map_index *) vty->index, | |
1101 | "metric", argv[0]); | |
1102 | return route_map_command_status (vty, ret); | |
1103 | } | |
718e3744 | 1104 | |
508e53e2 | 1105 | /* add "set forwarding-address" */ |
1106 | DEFUN (ospf6_routemap_set_forwarding, | |
1107 | ospf6_routemap_set_forwarding_cmd, | |
1108 | "set forwarding-address X:X::X:X", | |
1109 | "Set value\n" | |
1110 | "Forwarding Address\n" | |
1111 | "IPv6 Address\n") | |
1112 | { | |
1113 | int ret = route_map_add_set ((struct route_map_index *) vty->index, | |
1114 | "forwarding-address", argv[0]); | |
1115 | return route_map_command_status (vty, ret); | |
1116 | } | |
718e3744 | 1117 | |
508e53e2 | 1118 | /* delete "set forwarding-address" */ |
1119 | DEFUN (ospf6_routemap_no_set_forwarding, | |
1120 | ospf6_routemap_no_set_forwarding_cmd, | |
1121 | "no set forwarding-address X:X::X:X", | |
1122 | NO_STR | |
1123 | "Set value\n" | |
1124 | "Forwarding Address\n" | |
1125 | "IPv6 Address\n") | |
1126 | { | |
1127 | int ret = route_map_delete_set ((struct route_map_index *) vty->index, | |
1128 | "forwarding-address", argv[0]); | |
1129 | return route_map_command_status (vty, ret); | |
1130 | } | |
718e3744 | 1131 | |
6ac29a51 PJ |
1132 | static void |
1133 | ospf6_routemap_init (void) | |
508e53e2 | 1134 | { |
1135 | route_map_init (); | |
1136 | route_map_init_vty (); | |
1137 | route_map_add_hook (ospf6_asbr_routemap_update); | |
1138 | route_map_delete_hook (ospf6_asbr_routemap_update); | |
1139 | ||
1140 | route_map_install_match (&ospf6_routemap_rule_match_address_prefixlist_cmd); | |
42a7debf VT |
1141 | route_map_install_match (&ospf6_routemap_rule_match_interface_cmd); |
1142 | ||
508e53e2 | 1143 | route_map_install_set (&ospf6_routemap_rule_set_metric_type_cmd); |
1144 | route_map_install_set (&ospf6_routemap_rule_set_metric_cmd); | |
1145 | route_map_install_set (&ospf6_routemap_rule_set_forwarding_cmd); | |
1146 | ||
1147 | /* Match address prefix-list */ | |
1148 | install_element (RMAP_NODE, &ospf6_routemap_match_address_prefixlist_cmd); | |
1149 | install_element (RMAP_NODE, &ospf6_routemap_no_match_address_prefixlist_cmd); | |
1150 | ||
42a7debf VT |
1151 | /* Match interface */ |
1152 | install_element (RMAP_NODE, &ospf6_routemap_match_interface_cmd); | |
1153 | install_element (RMAP_NODE, &ospf6_routemap_no_match_interface_cmd); | |
1154 | install_element (RMAP_NODE, &ospf6_routemap_no_match_interface_val_cmd); | |
1155 | ||
508e53e2 | 1156 | /* ASE Metric Type (e.g. Type-1/Type-2) */ |
1157 | install_element (RMAP_NODE, &ospf6_routemap_set_metric_type_cmd); | |
1158 | install_element (RMAP_NODE, &ospf6_routemap_no_set_metric_type_cmd); | |
1159 | ||
1160 | /* ASE Metric */ | |
1161 | install_element (RMAP_NODE, &set_metric_cmd); | |
1162 | install_element (RMAP_NODE, &no_set_metric_cmd); | |
1163 | ||
1164 | /* ASE Metric */ | |
1165 | install_element (RMAP_NODE, &ospf6_routemap_set_forwarding_cmd); | |
1166 | install_element (RMAP_NODE, &ospf6_routemap_no_set_forwarding_cmd); | |
718e3744 | 1167 | } |
1168 | ||
508e53e2 | 1169 | \f |
1170 | /* Display functions */ | |
e68a6767 DD |
1171 | static char * |
1172 | ospf6_as_external_lsa_get_prefix_str (struct ospf6_lsa *lsa, char *buf, | |
1173 | int buflen, int pos) | |
1174 | { | |
1175 | struct ospf6_as_external_lsa *external; | |
1176 | struct in6_addr in6; | |
1177 | int prefix_length = 0; | |
1178 | ||
1179 | if (lsa) | |
1180 | { | |
1181 | external = (struct ospf6_as_external_lsa *) | |
1182 | OSPF6_LSA_HEADER_END (lsa->header); | |
1183 | ||
1184 | if (pos == 0) | |
1185 | { | |
1186 | ospf6_prefix_in6_addr (&in6, &external->prefix); | |
1187 | prefix_length = external->prefix.prefix_length; | |
1188 | } | |
1189 | else { | |
1190 | in6 = *((struct in6_addr *) | |
1191 | ((caddr_t) external + sizeof (struct ospf6_as_external_lsa) + | |
1192 | OSPF6_PREFIX_SPACE (external->prefix.prefix_length))); | |
1193 | } | |
1194 | if (buf) | |
1195 | { | |
1196 | inet_ntop (AF_INET6, &in6, buf, buflen); | |
1197 | if (prefix_length) | |
1198 | sprintf (&buf[strlen(buf)], "/%d", prefix_length); | |
1199 | } | |
1200 | } | |
1201 | return (buf); | |
1202 | } | |
1203 | ||
6ac29a51 | 1204 | static int |
508e53e2 | 1205 | ospf6_as_external_lsa_show (struct vty *vty, struct ospf6_lsa *lsa) |
718e3744 | 1206 | { |
508e53e2 | 1207 | struct ospf6_as_external_lsa *external; |
1208 | char buf[64]; | |
718e3744 | 1209 | |
1210 | assert (lsa->header); | |
508e53e2 | 1211 | external = (struct ospf6_as_external_lsa *) |
1212 | OSPF6_LSA_HEADER_END (lsa->header); | |
718e3744 | 1213 | |
1214 | /* bits */ | |
508e53e2 | 1215 | snprintf (buf, sizeof (buf), "%c%c%c", |
1216 | (CHECK_FLAG (external->bits_metric, OSPF6_ASBR_BIT_E) ? 'E' : '-'), | |
1217 | (CHECK_FLAG (external->bits_metric, OSPF6_ASBR_BIT_F) ? 'F' : '-'), | |
1218 | (CHECK_FLAG (external->bits_metric, OSPF6_ASBR_BIT_T) ? 'T' : '-')); | |
718e3744 | 1219 | |
049207c3 | 1220 | vty_out (vty, " Bits: %s%s", buf, VNL); |
508e53e2 | 1221 | vty_out (vty, " Metric: %5lu%s", (u_long) OSPF6_ASBR_METRIC (external), |
049207c3 | 1222 | VNL); |
718e3744 | 1223 | |
508e53e2 | 1224 | ospf6_prefix_options_printbuf (external->prefix.prefix_options, |
1225 | buf, sizeof (buf)); | |
1226 | vty_out (vty, " Prefix Options: %s%s", buf, | |
049207c3 | 1227 | VNL); |
718e3744 | 1228 | |
1229 | vty_out (vty, " Referenced LSType: %d%s", | |
508e53e2 | 1230 | ntohs (external->prefix.prefix_refer_lstype), |
049207c3 | 1231 | VNL); |
718e3744 | 1232 | |
e68a6767 DD |
1233 | vty_out (vty, " Prefix: %s%s", |
1234 | ospf6_as_external_lsa_get_prefix_str (lsa, buf, sizeof(buf), 0), VNL); | |
718e3744 | 1235 | |
1236 | /* Forwarding-Address */ | |
1237 | if (CHECK_FLAG (external->bits_metric, OSPF6_ASBR_BIT_F)) | |
1238 | { | |
e68a6767 DD |
1239 | vty_out (vty, " Forwarding-Address: %s%s", |
1240 | ospf6_as_external_lsa_get_prefix_str (lsa, buf, sizeof(buf), 1), | |
1241 | VNL); | |
718e3744 | 1242 | } |
1243 | ||
1244 | return 0; | |
1245 | } | |
1246 | ||
6ac29a51 | 1247 | static void |
508e53e2 | 1248 | ospf6_asbr_external_route_show (struct vty *vty, struct ospf6_route *route) |
718e3744 | 1249 | { |
508e53e2 | 1250 | struct ospf6_external_info *info = route->route_option; |
1251 | char prefix[64], id[16], forwarding[64]; | |
1252 | u_int32_t tmp_id; | |
718e3744 | 1253 | |
508e53e2 | 1254 | prefix2str (&route->prefix, prefix, sizeof (prefix)); |
1255 | tmp_id = ntohl (info->id); | |
1256 | inet_ntop (AF_INET, &tmp_id, id, sizeof (id)); | |
1257 | if (! IN6_IS_ADDR_UNSPECIFIED (&info->forwarding)) | |
1258 | inet_ntop (AF_INET6, &info->forwarding, forwarding, sizeof (forwarding)); | |
1259 | else | |
1260 | snprintf (forwarding, sizeof (forwarding), ":: (ifindex %d)", | |
1261 | route->nexthop[0].ifindex); | |
1262 | ||
f52d13cb | 1263 | vty_out (vty, "%c %-32s %-15s type-%d %5lu %s%s", |
1264 | zebra_route_char(info->type), | |
508e53e2 | 1265 | prefix, id, route->path.metric_type, |
1266 | (u_long) (route->path.metric_type == 2 ? | |
1267 | route->path.cost_e2 : route->path.cost), | |
049207c3 | 1268 | forwarding, VNL); |
718e3744 | 1269 | } |
1270 | ||
508e53e2 | 1271 | DEFUN (show_ipv6_ospf6_redistribute, |
1272 | show_ipv6_ospf6_redistribute_cmd, | |
1273 | "show ipv6 ospf6 redistribute", | |
1274 | SHOW_STR | |
1275 | IP6_STR | |
1276 | OSPF6_STR | |
1277 | "redistributing External information\n" | |
1278 | ) | |
718e3744 | 1279 | { |
508e53e2 | 1280 | struct ospf6_route *route; |
718e3744 | 1281 | |
508e53e2 | 1282 | ospf6_redistribute_show_config (vty); |
718e3744 | 1283 | |
508e53e2 | 1284 | for (route = ospf6_route_head (ospf6->external_table); route; |
1285 | route = ospf6_route_next (route)) | |
1286 | ospf6_asbr_external_route_show (vty, route); | |
1287 | ||
1288 | return CMD_SUCCESS; | |
718e3744 | 1289 | } |
1290 | ||
6452df09 | 1291 | struct ospf6_lsa_handler as_external_handler = |
718e3744 | 1292 | { |
6452df09 | 1293 | OSPF6_LSTYPE_AS_EXTERNAL, |
1294 | "AS-External", | |
e68a6767 DD |
1295 | "ASE", |
1296 | ospf6_as_external_lsa_show, | |
1297 | ospf6_as_external_lsa_get_prefix_str | |
6452df09 | 1298 | }; |
508e53e2 | 1299 | |
718e3744 | 1300 | void |
6ac29a51 | 1301 | ospf6_asbr_init (void) |
718e3744 | 1302 | { |
508e53e2 | 1303 | ospf6_routemap_init (); |
1304 | ||
6452df09 | 1305 | ospf6_install_lsa_handler (&as_external_handler); |
718e3744 | 1306 | |
508e53e2 | 1307 | install_element (VIEW_NODE, &show_ipv6_ospf6_redistribute_cmd); |
1308 | install_element (ENABLE_NODE, &show_ipv6_ospf6_redistribute_cmd); | |
1309 | ||
718e3744 | 1310 | install_element (OSPF6_NODE, &ospf6_redistribute_cmd); |
1311 | install_element (OSPF6_NODE, &ospf6_redistribute_routemap_cmd); | |
1312 | install_element (OSPF6_NODE, &no_ospf6_redistribute_cmd); | |
1313 | } | |
1314 | ||
d9628728 CF |
1315 | void |
1316 | ospf6_asbr_redistribute_reset (void) | |
1317 | { | |
1318 | int type; | |
1319 | ||
1320 | for (type = 0; type < ZEBRA_ROUTE_MAX; type++) | |
1321 | { | |
1322 | if (type == ZEBRA_ROUTE_OSPF6) | |
1323 | continue; | |
1324 | if (ospf6_zebra_is_redistribute (type)) | |
1325 | ospf6_asbr_redistribute_unset(type); | |
1326 | } | |
1327 | } | |
1328 | ||
ae2254aa TG |
1329 | void |
1330 | ospf6_asbr_terminate (void) | |
1331 | { | |
1332 | route_map_finish (); | |
1333 | } | |
718e3744 | 1334 | |
508e53e2 | 1335 | DEFUN (debug_ospf6_asbr, |
1336 | debug_ospf6_asbr_cmd, | |
1337 | "debug ospf6 asbr", | |
1338 | DEBUG_STR | |
1339 | OSPF6_STR | |
1340 | "Debug OSPFv3 ASBR function\n" | |
1341 | ) | |
1342 | { | |
1343 | OSPF6_DEBUG_ASBR_ON (); | |
1344 | return CMD_SUCCESS; | |
1345 | } | |
1346 | ||
1347 | DEFUN (no_debug_ospf6_asbr, | |
1348 | no_debug_ospf6_asbr_cmd, | |
1349 | "no debug ospf6 asbr", | |
1350 | NO_STR | |
1351 | DEBUG_STR | |
1352 | OSPF6_STR | |
1353 | "Debug OSPFv3 ASBR function\n" | |
1354 | ) | |
1355 | { | |
1356 | OSPF6_DEBUG_ASBR_OFF (); | |
1357 | return CMD_SUCCESS; | |
1358 | } | |
1359 | ||
1360 | int | |
1361 | config_write_ospf6_debug_asbr (struct vty *vty) | |
1362 | { | |
1363 | if (IS_OSPF6_DEBUG_ASBR) | |
049207c3 | 1364 | vty_out (vty, "debug ospf6 asbr%s", VNL); |
508e53e2 | 1365 | return 0; |
1366 | } | |
1367 | ||
1368 | void | |
1369 | install_element_ospf6_debug_asbr () | |
1370 | { | |
1371 | install_element (ENABLE_NODE, &debug_ospf6_asbr_cmd); | |
1372 | install_element (ENABLE_NODE, &no_debug_ospf6_asbr_cmd); | |
1373 | install_element (CONFIG_NODE, &debug_ospf6_asbr_cmd); | |
1374 | install_element (CONFIG_NODE, &no_debug_ospf6_asbr_cmd); | |
1375 | } | |
1376 | ||
1377 |