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718e3744 | 1 | /* Prefix list functions. |
2 | * Copyright (C) 1999 Kunihiro Ishiguro | |
3 | * | |
4 | * This file is part of GNU Zebra. | |
5 | * | |
6 | * GNU Zebra is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published | |
8 | * by the Free Software Foundation; either version 2, or (at your | |
9 | * option) any 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 | * | |
896014f4 DL |
16 | * You should have received a copy of the GNU General Public License along |
17 | * with this program; see the file COPYING; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
718e3744 | 19 | */ |
20 | ||
21 | #include <zebra.h> | |
22 | ||
23 | #include "prefix.h" | |
24 | #include "command.h" | |
25 | #include "memory.h" | |
26 | #include "plist.h" | |
27 | #include "sockunion.h" | |
28 | #include "buffer.h" | |
fbf5d033 | 29 | #include "log.h" |
518f0eb1 | 30 | #include "routemap.h" |
6f1ccc12 | 31 | #include "lib/json.h" |
b85120bc | 32 | #include "libfrr.h" |
718e3744 | 33 | |
a38401b6 | 34 | #include "plist_int.h" |
718e3744 | 35 | |
d62a17ae | 36 | DEFINE_MTYPE_STATIC(LIB, PREFIX_LIST, "Prefix List") |
37 | DEFINE_MTYPE_STATIC(LIB, MPREFIX_LIST_STR, "Prefix List Str") | |
4a1ab8e4 | 38 | DEFINE_MTYPE_STATIC(LIB, PREFIX_LIST_ENTRY, "Prefix List Entry") |
d62a17ae | 39 | DEFINE_MTYPE_STATIC(LIB, PREFIX_LIST_TRIE, "Prefix List Trie Table") |
4a1ab8e4 | 40 | |
7e111b6b DL |
41 | /* not currently changeable, code assumes bytes further down */ |
42 | #define PLC_BITS 8 | |
43 | #define PLC_LEN (1 << PLC_BITS) | |
44 | #define PLC_MAXLEVELV4 2 /* /24 for IPv4 */ | |
45 | #define PLC_MAXLEVELV6 4 /* /48 for IPv6 */ | |
46 | #define PLC_MAXLEVEL 4 /* max(v4,v6) */ | |
47 | ||
48 | struct pltrie_entry { | |
49 | union { | |
50 | struct pltrie_table *next_table; | |
51 | struct prefix_list_entry *final_chain; | |
52 | }; | |
53 | ||
54 | struct prefix_list_entry *up_chain; | |
55 | }; | |
56 | ||
57 | struct pltrie_table { | |
58 | struct pltrie_entry entries[PLC_LEN]; | |
59 | }; | |
60 | ||
718e3744 | 61 | /* List of struct prefix_list. */ |
d62a17ae | 62 | struct prefix_list_list { |
63 | struct prefix_list *head; | |
64 | struct prefix_list *tail; | |
718e3744 | 65 | }; |
66 | ||
67 | /* Master structure of prefix_list. */ | |
d62a17ae | 68 | struct prefix_master { |
69 | /* List of prefix_list which name is number. */ | |
70 | struct prefix_list_list num; | |
718e3744 | 71 | |
d62a17ae | 72 | /* List of prefix_list which name is string. */ |
73 | struct prefix_list_list str; | |
718e3744 | 74 | |
d62a17ae | 75 | /* Whether sequential number is used. */ |
e11d84ad | 76 | bool seqnum; |
718e3744 | 77 | |
d62a17ae | 78 | /* The latest update. */ |
79 | struct prefix_list *recent; | |
718e3744 | 80 | |
d62a17ae | 81 | /* Hook function which is executed when new prefix_list is added. */ |
82 | void (*add_hook)(struct prefix_list *); | |
718e3744 | 83 | |
d62a17ae | 84 | /* Hook function which is executed when prefix_list is deleted. */ |
85 | void (*delete_hook)(struct prefix_list *); | |
7e111b6b | 86 | |
d62a17ae | 87 | /* number of bytes that have a trie level */ |
88 | size_t trie_depth; | |
718e3744 | 89 | }; |
90 | ||
91 | /* Static structure of IPv4 prefix_list's master. */ | |
d62a17ae | 92 | static struct prefix_master prefix_master_ipv4 = { |
93 | {NULL, NULL}, {NULL, NULL}, 1, NULL, NULL, NULL, PLC_MAXLEVELV4, | |
718e3744 | 94 | }; |
95 | ||
718e3744 | 96 | /* Static structure of IPv6 prefix-list's master. */ |
d62a17ae | 97 | static struct prefix_master prefix_master_ipv6 = { |
98 | {NULL, NULL}, {NULL, NULL}, 1, NULL, NULL, NULL, PLC_MAXLEVELV6, | |
718e3744 | 99 | }; |
718e3744 | 100 | |
101 | /* Static structure of BGP ORF prefix_list's master. */ | |
d62a17ae | 102 | static struct prefix_master prefix_master_orf_v4 = { |
103 | {NULL, NULL}, {NULL, NULL}, 1, NULL, NULL, NULL, PLC_MAXLEVELV4, | |
c7da3d50 DL |
104 | }; |
105 | ||
106 | /* Static structure of BGP ORF prefix_list's master. */ | |
d62a17ae | 107 | static struct prefix_master prefix_master_orf_v6 = { |
108 | {NULL, NULL}, {NULL, NULL}, 1, NULL, NULL, NULL, PLC_MAXLEVELV6, | |
718e3744 | 109 | }; |
6b0655a2 | 110 | |
d62a17ae | 111 | static struct prefix_master *prefix_master_get(afi_t afi, int orf) |
718e3744 | 112 | { |
d62a17ae | 113 | if (afi == AFI_IP) |
114 | return orf ? &prefix_master_orf_v4 : &prefix_master_ipv4; | |
115 | if (afi == AFI_IP6) | |
116 | return orf ? &prefix_master_orf_v6 : &prefix_master_ipv6; | |
117 | return NULL; | |
718e3744 | 118 | } |
119 | ||
d62a17ae | 120 | const char *prefix_list_name(struct prefix_list *plist) |
a38401b6 | 121 | { |
d62a17ae | 122 | return plist->name; |
a38401b6 DL |
123 | } |
124 | ||
427f8e61 DL |
125 | afi_t prefix_list_afi(struct prefix_list *plist) |
126 | { | |
127 | if (plist->master == &prefix_master_ipv4 | |
128 | || plist->master == &prefix_master_orf_v4) | |
129 | return AFI_IP; | |
130 | return AFI_IP6; | |
131 | } | |
132 | ||
718e3744 | 133 | /* Lookup prefix_list from list of prefix_list by name. */ |
d62a17ae | 134 | static struct prefix_list *prefix_list_lookup_do(afi_t afi, int orf, |
135 | const char *name) | |
718e3744 | 136 | { |
d62a17ae | 137 | struct prefix_list *plist; |
138 | struct prefix_master *master; | |
718e3744 | 139 | |
d62a17ae | 140 | if (name == NULL) |
141 | return NULL; | |
718e3744 | 142 | |
d62a17ae | 143 | master = prefix_master_get(afi, orf); |
144 | if (master == NULL) | |
145 | return NULL; | |
718e3744 | 146 | |
d62a17ae | 147 | for (plist = master->num.head; plist; plist = plist->next) |
148 | if (strcmp(plist->name, name) == 0) | |
149 | return plist; | |
718e3744 | 150 | |
d62a17ae | 151 | for (plist = master->str.head; plist; plist = plist->next) |
152 | if (strcmp(plist->name, name) == 0) | |
153 | return plist; | |
718e3744 | 154 | |
d62a17ae | 155 | return NULL; |
718e3744 | 156 | } |
157 | ||
d62a17ae | 158 | struct prefix_list *prefix_list_lookup(afi_t afi, const char *name) |
c7da3d50 | 159 | { |
d62a17ae | 160 | return prefix_list_lookup_do(afi, 0, name); |
c7da3d50 DL |
161 | } |
162 | ||
d62a17ae | 163 | struct prefix_list *prefix_bgp_orf_lookup(afi_t afi, const char *name) |
c7da3d50 | 164 | { |
d62a17ae | 165 | return prefix_list_lookup_do(afi, 1, name); |
c7da3d50 DL |
166 | } |
167 | ||
d62a17ae | 168 | static struct prefix_list *prefix_list_new(void) |
718e3744 | 169 | { |
d62a17ae | 170 | struct prefix_list *new; |
718e3744 | 171 | |
d62a17ae | 172 | new = XCALLOC(MTYPE_PREFIX_LIST, sizeof(struct prefix_list)); |
173 | return new; | |
718e3744 | 174 | } |
175 | ||
d62a17ae | 176 | static void prefix_list_free(struct prefix_list *plist) |
718e3744 | 177 | { |
d62a17ae | 178 | XFREE(MTYPE_PREFIX_LIST, plist); |
718e3744 | 179 | } |
180 | ||
d62a17ae | 181 | static struct prefix_list_entry *prefix_list_entry_new(void) |
718e3744 | 182 | { |
d62a17ae | 183 | struct prefix_list_entry *new; |
718e3744 | 184 | |
d62a17ae | 185 | new = XCALLOC(MTYPE_PREFIX_LIST_ENTRY, |
186 | sizeof(struct prefix_list_entry)); | |
187 | return new; | |
718e3744 | 188 | } |
189 | ||
d62a17ae | 190 | static void prefix_list_entry_free(struct prefix_list_entry *pentry) |
718e3744 | 191 | { |
d62a17ae | 192 | XFREE(MTYPE_PREFIX_LIST_ENTRY, pentry); |
718e3744 | 193 | } |
194 | ||
195 | /* Insert new prefix list to list of prefix_list. Each prefix_list | |
196 | is sorted by the name. */ | |
d62a17ae | 197 | static struct prefix_list *prefix_list_insert(afi_t afi, int orf, |
198 | const char *name) | |
199 | { | |
200 | unsigned int i; | |
201 | long number; | |
202 | struct prefix_list *plist; | |
203 | struct prefix_list *point; | |
204 | struct prefix_list_list *list; | |
205 | struct prefix_master *master; | |
206 | ||
207 | master = prefix_master_get(afi, orf); | |
208 | if (master == NULL) | |
209 | return NULL; | |
210 | ||
211 | /* Allocate new prefix_list and copy given name. */ | |
212 | plist = prefix_list_new(); | |
213 | plist->name = XSTRDUP(MTYPE_MPREFIX_LIST_STR, name); | |
214 | plist->master = master; | |
215 | plist->trie = | |
216 | XCALLOC(MTYPE_PREFIX_LIST_TRIE, sizeof(struct pltrie_table)); | |
217 | ||
218 | /* If name is made by all digit character. We treat it as | |
219 | number. */ | |
220 | for (number = 0, i = 0; i < strlen(name); i++) { | |
221 | if (isdigit((int)name[i])) | |
222 | number = (number * 10) + (name[i] - '0'); | |
223 | else | |
224 | break; | |
225 | } | |
98645ada | 226 | |
d62a17ae | 227 | /* In case of name is all digit character */ |
228 | if (i == strlen(name)) { | |
229 | plist->type = PREFIX_TYPE_NUMBER; | |
230 | ||
231 | /* Set prefix_list to number list. */ | |
232 | list = &master->num; | |
233 | ||
234 | for (point = list->head; point; point = point->next) | |
235 | if (atol(point->name) >= number) | |
236 | break; | |
237 | } else { | |
238 | plist->type = PREFIX_TYPE_STRING; | |
239 | ||
240 | /* Set prefix_list to string list. */ | |
241 | list = &master->str; | |
242 | ||
243 | /* Set point to insertion point. */ | |
244 | for (point = list->head; point; point = point->next) | |
245 | if (strcmp(point->name, name) >= 0) | |
246 | break; | |
247 | } | |
248 | ||
249 | /* In case of this is the first element of master. */ | |
250 | if (list->head == NULL) { | |
251 | list->head = list->tail = plist; | |
252 | return plist; | |
253 | } | |
254 | ||
255 | /* In case of insertion is made at the tail of access_list. */ | |
256 | if (point == NULL) { | |
257 | plist->prev = list->tail; | |
258 | list->tail->next = plist; | |
259 | list->tail = plist; | |
260 | return plist; | |
261 | } | |
262 | ||
263 | /* In case of insertion is made at the head of access_list. */ | |
264 | if (point == list->head) { | |
265 | plist->next = list->head; | |
266 | list->head->prev = plist; | |
267 | list->head = plist; | |
268 | return plist; | |
269 | } | |
270 | ||
271 | /* Insertion is made at middle of the access_list. */ | |
272 | plist->next = point; | |
273 | plist->prev = point->prev; | |
274 | ||
275 | if (point->prev) | |
276 | point->prev->next = plist; | |
277 | point->prev = plist; | |
278 | ||
279 | return plist; | |
280 | } | |
281 | ||
282 | static struct prefix_list *prefix_list_get(afi_t afi, int orf, const char *name) | |
718e3744 | 283 | { |
d62a17ae | 284 | struct prefix_list *plist; |
285 | ||
286 | plist = prefix_list_lookup_do(afi, orf, name); | |
718e3744 | 287 | |
d62a17ae | 288 | if (plist == NULL) |
289 | plist = prefix_list_insert(afi, orf, name); | |
290 | return plist; | |
291 | } | |
718e3744 | 292 | |
d62a17ae | 293 | static void prefix_list_trie_del(struct prefix_list *plist, |
294 | struct prefix_list_entry *pentry); | |
295 | ||
296 | /* Delete prefix-list from prefix_list_master and free it. */ | |
297 | static void prefix_list_delete(struct prefix_list *plist) | |
298 | { | |
299 | struct prefix_list_list *list; | |
300 | struct prefix_master *master; | |
301 | struct prefix_list_entry *pentry; | |
302 | struct prefix_list_entry *next; | |
303 | ||
304 | /* If prefix-list contain prefix_list_entry free all of it. */ | |
305 | for (pentry = plist->head; pentry; pentry = next) { | |
306 | next = pentry->next; | |
307 | prefix_list_trie_del(plist, pentry); | |
308 | prefix_list_entry_free(pentry); | |
309 | plist->count--; | |
310 | } | |
718e3744 | 311 | |
d62a17ae | 312 | master = plist->master; |
718e3744 | 313 | |
d62a17ae | 314 | if (plist->type == PREFIX_TYPE_NUMBER) |
315 | list = &master->num; | |
316 | else | |
317 | list = &master->str; | |
718e3744 | 318 | |
d62a17ae | 319 | if (plist->next) |
320 | plist->next->prev = plist->prev; | |
321 | else | |
322 | list->tail = plist->prev; | |
718e3744 | 323 | |
d62a17ae | 324 | if (plist->prev) |
325 | plist->prev->next = plist->next; | |
326 | else | |
327 | list->head = plist->next; | |
718e3744 | 328 | |
d62a17ae | 329 | if (plist->desc) |
330 | XFREE(MTYPE_TMP, plist->desc); | |
718e3744 | 331 | |
d62a17ae | 332 | /* Make sure master's recent changed prefix-list information is |
333 | cleared. */ | |
334 | master->recent = NULL; | |
518f0eb1 | 335 | |
d62a17ae | 336 | route_map_notify_dependencies(plist->name, RMAP_EVENT_PLIST_DELETED); |
518f0eb1 | 337 | |
d62a17ae | 338 | if (master->delete_hook) |
339 | (*master->delete_hook)(plist); | |
518f0eb1 | 340 | |
d62a17ae | 341 | if (plist->name) |
342 | XFREE(MTYPE_MPREFIX_LIST_STR, plist->name); | |
7e111b6b | 343 | |
d62a17ae | 344 | XFREE(MTYPE_PREFIX_LIST_TRIE, plist->trie); |
518f0eb1 | 345 | |
d62a17ae | 346 | prefix_list_free(plist); |
718e3744 | 347 | } |
348 | ||
02ff83c5 | 349 | static struct prefix_list_entry * |
d62a17ae | 350 | prefix_list_entry_make(struct prefix *prefix, enum prefix_list_type type, |
24512fbd | 351 | int64_t seq, int le, int ge, int any) |
718e3744 | 352 | { |
d62a17ae | 353 | struct prefix_list_entry *pentry; |
718e3744 | 354 | |
d62a17ae | 355 | pentry = prefix_list_entry_new(); |
718e3744 | 356 | |
d62a17ae | 357 | if (any) |
358 | pentry->any = 1; | |
718e3744 | 359 | |
d62a17ae | 360 | prefix_copy(&pentry->prefix, prefix); |
361 | pentry->type = type; | |
362 | pentry->seq = seq; | |
363 | pentry->le = le; | |
364 | pentry->ge = ge; | |
718e3744 | 365 | |
d62a17ae | 366 | return pentry; |
718e3744 | 367 | } |
368 | ||
369 | /* Add hook function. */ | |
d62a17ae | 370 | void prefix_list_add_hook(void (*func)(struct prefix_list *plist)) |
718e3744 | 371 | { |
d62a17ae | 372 | prefix_master_ipv4.add_hook = func; |
373 | prefix_master_ipv6.add_hook = func; | |
718e3744 | 374 | } |
375 | ||
376 | /* Delete hook function. */ | |
d62a17ae | 377 | void prefix_list_delete_hook(void (*func)(struct prefix_list *plist)) |
718e3744 | 378 | { |
d62a17ae | 379 | prefix_master_ipv4.delete_hook = func; |
380 | prefix_master_ipv6.delete_hook = func; | |
718e3744 | 381 | } |
382 | ||
383 | /* Calculate new sequential number. */ | |
24512fbd | 384 | static int64_t prefix_new_seq_get(struct prefix_list *plist) |
718e3744 | 385 | { |
24512fbd DS |
386 | int64_t maxseq; |
387 | int64_t newseq; | |
d62a17ae | 388 | struct prefix_list_entry *pentry; |
718e3744 | 389 | |
d62a17ae | 390 | maxseq = newseq = 0; |
718e3744 | 391 | |
d62a17ae | 392 | for (pentry = plist->head; pentry; pentry = pentry->next) { |
393 | if (maxseq < pentry->seq) | |
394 | maxseq = pentry->seq; | |
395 | } | |
718e3744 | 396 | |
d62a17ae | 397 | newseq = ((maxseq / 5) * 5) + 5; |
398 | ||
399 | return newseq; | |
718e3744 | 400 | } |
401 | ||
402 | /* Return prefix list entry which has same seq number. */ | |
d62a17ae | 403 | static struct prefix_list_entry *prefix_seq_check(struct prefix_list *plist, |
24512fbd | 404 | int64_t seq) |
718e3744 | 405 | { |
d62a17ae | 406 | struct prefix_list_entry *pentry; |
718e3744 | 407 | |
d62a17ae | 408 | for (pentry = plist->head; pentry; pentry = pentry->next) |
409 | if (pentry->seq == seq) | |
410 | return pentry; | |
411 | return NULL; | |
718e3744 | 412 | } |
413 | ||
02ff83c5 | 414 | static struct prefix_list_entry * |
d62a17ae | 415 | prefix_list_entry_lookup(struct prefix_list *plist, struct prefix *prefix, |
24512fbd DS |
416 | enum prefix_list_type type, int64_t seq, |
417 | int le, int ge) | |
718e3744 | 418 | { |
d62a17ae | 419 | struct prefix_list_entry *pentry; |
718e3744 | 420 | |
d62a17ae | 421 | for (pentry = plist->head; pentry; pentry = pentry->next) |
422 | if (prefix_same(&pentry->prefix, prefix) | |
423 | && pentry->type == type) { | |
424 | if (seq >= 0 && pentry->seq != seq) | |
425 | continue; | |
718e3744 | 426 | |
d62a17ae | 427 | if (pentry->le != le) |
428 | continue; | |
429 | if (pentry->ge != ge) | |
430 | continue; | |
718e3744 | 431 | |
d62a17ae | 432 | return pentry; |
433 | } | |
718e3744 | 434 | |
d62a17ae | 435 | return NULL; |
718e3744 | 436 | } |
437 | ||
d62a17ae | 438 | static void trie_walk_affected(size_t validbits, struct pltrie_table *table, |
439 | uint8_t byte, struct prefix_list_entry *object, | |
440 | void (*fn)(struct prefix_list_entry *object, | |
441 | struct prefix_list_entry **updptr)) | |
7e111b6b | 442 | { |
d62a17ae | 443 | uint8_t mask; |
444 | uint16_t bwalk; | |
7e111b6b | 445 | |
d62a17ae | 446 | if (validbits > PLC_BITS) { |
447 | fn(object, &table->entries[byte].final_chain); | |
448 | return; | |
449 | } | |
7e111b6b | 450 | |
d62a17ae | 451 | mask = (1 << (8 - validbits)) - 1; |
452 | for (bwalk = byte & ~mask; bwalk <= byte + mask; bwalk++) { | |
453 | fn(object, &table->entries[bwalk].up_chain); | |
454 | } | |
7e111b6b DL |
455 | } |
456 | ||
d62a17ae | 457 | static void trie_uninstall_fn(struct prefix_list_entry *object, |
458 | struct prefix_list_entry **updptr) | |
7e111b6b | 459 | { |
d62a17ae | 460 | for (; *updptr; updptr = &(*updptr)->next_best) |
461 | if (*updptr == object) { | |
462 | *updptr = object->next_best; | |
463 | break; | |
464 | } | |
7e111b6b DL |
465 | } |
466 | ||
d62a17ae | 467 | static int trie_table_empty(struct pltrie_table *table) |
7e111b6b | 468 | { |
d62a17ae | 469 | size_t i; |
470 | for (i = 0; i < PLC_LEN; i++) | |
471 | if (table->entries[i].next_table || table->entries[i].up_chain) | |
472 | return 0; | |
473 | return 1; | |
474 | } | |
475 | ||
476 | static void prefix_list_trie_del(struct prefix_list *plist, | |
477 | struct prefix_list_entry *pentry) | |
478 | { | |
479 | size_t depth, maxdepth = plist->master->trie_depth; | |
480 | uint8_t *bytes = &pentry->prefix.u.prefix; | |
481 | size_t validbits = pentry->prefix.prefixlen; | |
482 | struct pltrie_table *table, **tables[PLC_MAXLEVEL]; | |
483 | ||
484 | table = plist->trie; | |
485 | for (depth = 0; validbits > PLC_BITS && depth < maxdepth - 1; depth++) { | |
486 | uint8_t byte = bytes[depth]; | |
487 | assert(table->entries[byte].next_table); | |
488 | ||
489 | tables[depth + 1] = &table->entries[byte].next_table; | |
490 | table = table->entries[byte].next_table; | |
491 | ||
492 | validbits -= PLC_BITS; | |
493 | } | |
494 | ||
495 | trie_walk_affected(validbits, table, bytes[depth], pentry, | |
496 | trie_uninstall_fn); | |
497 | ||
498 | for (; depth > 0; depth--) | |
499 | if (trie_table_empty(*tables[depth])) { | |
500 | XFREE(MTYPE_PREFIX_LIST_TRIE, *tables[depth]); | |
501 | *tables[depth] = NULL; | |
502 | } | |
7e111b6b DL |
503 | } |
504 | ||
d62a17ae | 505 | |
506 | static void prefix_list_entry_delete(struct prefix_list *plist, | |
507 | struct prefix_list_entry *pentry, | |
508 | int update_list) | |
7e111b6b | 509 | { |
d62a17ae | 510 | if (plist == NULL || pentry == NULL) |
511 | return; | |
512 | ||
513 | prefix_list_trie_del(plist, pentry); | |
7e111b6b | 514 | |
d62a17ae | 515 | if (pentry->prev) |
516 | pentry->prev->next = pentry->next; | |
517 | else | |
518 | plist->head = pentry->next; | |
519 | if (pentry->next) | |
520 | pentry->next->prev = pentry->prev; | |
521 | else | |
522 | plist->tail = pentry->prev; | |
7e111b6b | 523 | |
d62a17ae | 524 | prefix_list_entry_free(pentry); |
7e111b6b | 525 | |
d62a17ae | 526 | plist->count--; |
7e111b6b | 527 | |
d62a17ae | 528 | if (update_list) { |
529 | route_map_notify_dependencies(plist->name, | |
530 | RMAP_EVENT_PLIST_DELETED); | |
531 | if (plist->master->delete_hook) | |
532 | (*plist->master->delete_hook)(plist); | |
7e111b6b | 533 | |
d62a17ae | 534 | if (plist->head == NULL && plist->tail == NULL |
535 | && plist->desc == NULL) | |
536 | prefix_list_delete(plist); | |
537 | else | |
538 | plist->master->recent = plist; | |
539 | } | |
7e111b6b DL |
540 | } |
541 | ||
d62a17ae | 542 | static void trie_install_fn(struct prefix_list_entry *object, |
543 | struct prefix_list_entry **updptr) | |
544 | { | |
545 | while (*updptr) { | |
546 | if (*updptr == object) | |
547 | return; | |
548 | if ((*updptr)->prefix.prefixlen < object->prefix.prefixlen) | |
549 | break; | |
b4e55fc5 DL |
550 | if ((*updptr)->prefix.prefixlen == object->prefix.prefixlen |
551 | && (*updptr)->seq > object->seq) | |
d62a17ae | 552 | break; |
553 | updptr = &(*updptr)->next_best; | |
554 | } | |
555 | ||
556 | if (!object->next_best) | |
557 | object->next_best = *updptr; | |
558 | else | |
559 | assert(object->next_best == *updptr || !*updptr); | |
560 | ||
561 | *updptr = object; | |
562 | } | |
7e111b6b | 563 | |
d62a17ae | 564 | static void prefix_list_trie_add(struct prefix_list *plist, |
565 | struct prefix_list_entry *pentry) | |
718e3744 | 566 | { |
d62a17ae | 567 | size_t depth = plist->master->trie_depth; |
568 | uint8_t *bytes = &pentry->prefix.u.prefix; | |
569 | size_t validbits = pentry->prefix.prefixlen; | |
570 | struct pltrie_table *table; | |
571 | ||
572 | table = plist->trie; | |
573 | while (validbits > PLC_BITS && depth > 1) { | |
574 | if (!table->entries[*bytes].next_table) | |
575 | table->entries[*bytes].next_table = | |
576 | XCALLOC(MTYPE_PREFIX_LIST_TRIE, | |
577 | sizeof(struct pltrie_table)); | |
578 | table = table->entries[*bytes].next_table; | |
579 | bytes++; | |
580 | depth--; | |
581 | validbits -= PLC_BITS; | |
582 | } | |
a31ff449 | 583 | |
d62a17ae | 584 | trie_walk_affected(validbits, table, *bytes, pentry, trie_install_fn); |
585 | } | |
a31ff449 | 586 | |
d62a17ae | 587 | static void prefix_list_entry_add(struct prefix_list *plist, |
588 | struct prefix_list_entry *pentry) | |
589 | { | |
590 | struct prefix_list_entry *replace; | |
591 | struct prefix_list_entry *point; | |
718e3744 | 592 | |
d62a17ae | 593 | /* Automatic asignment of seq no. */ |
594 | if (pentry->seq == -1) | |
595 | pentry->seq = prefix_new_seq_get(plist); | |
718e3744 | 596 | |
d62a17ae | 597 | if (plist->tail && pentry->seq > plist->tail->seq) |
598 | point = NULL; | |
599 | else { | |
600 | /* Is there any same seq prefix list entry? */ | |
601 | replace = prefix_seq_check(plist, pentry->seq); | |
602 | if (replace) | |
603 | prefix_list_entry_delete(plist, replace, 0); | |
718e3744 | 604 | |
d62a17ae | 605 | /* Check insert point. */ |
606 | for (point = plist->head; point; point = point->next) | |
607 | if (point->seq >= pentry->seq) | |
608 | break; | |
609 | } | |
610 | ||
611 | /* In case of this is the first element of the list. */ | |
612 | pentry->next = point; | |
613 | ||
614 | if (point) { | |
615 | if (point->prev) | |
616 | point->prev->next = pentry; | |
617 | else | |
618 | plist->head = pentry; | |
619 | ||
620 | pentry->prev = point->prev; | |
621 | point->prev = pentry; | |
622 | } else { | |
623 | if (plist->tail) | |
624 | plist->tail->next = pentry; | |
625 | else | |
626 | plist->head = pentry; | |
627 | ||
628 | pentry->prev = plist->tail; | |
629 | plist->tail = pentry; | |
630 | } | |
718e3744 | 631 | |
d62a17ae | 632 | prefix_list_trie_add(plist, pentry); |
633 | ||
634 | /* Increment count. */ | |
635 | plist->count++; | |
636 | ||
637 | /* Run hook function. */ | |
638 | if (plist->master->add_hook) | |
639 | (*plist->master->add_hook)(plist); | |
640 | ||
641 | route_map_notify_dependencies(plist->name, RMAP_EVENT_PLIST_ADDED); | |
718e3744 | 642 | plist->master->recent = plist; |
718e3744 | 643 | } |
644 | ||
645 | /* Return string of prefix_list_type. */ | |
d62a17ae | 646 | static const char *prefix_list_type_str(struct prefix_list_entry *pentry) |
647 | { | |
648 | switch (pentry->type) { | |
649 | case PREFIX_PERMIT: | |
650 | return "permit"; | |
651 | case PREFIX_DENY: | |
652 | return "deny"; | |
653 | default: | |
654 | return ""; | |
655 | } | |
656 | } | |
657 | ||
658 | static int prefix_list_entry_match(struct prefix_list_entry *pentry, | |
659 | struct prefix *p) | |
660 | { | |
661 | int ret; | |
662 | ||
4f374985 DS |
663 | if (pentry->prefix.family != p->family) |
664 | return 0; | |
665 | ||
d62a17ae | 666 | ret = prefix_match(&pentry->prefix, p); |
667 | if (!ret) | |
668 | return 0; | |
669 | ||
670 | /* In case of le nor ge is specified, exact match is performed. */ | |
671 | if (!pentry->le && !pentry->ge) { | |
672 | if (pentry->prefix.prefixlen != p->prefixlen) | |
673 | return 0; | |
674 | } else { | |
675 | if (pentry->le) | |
676 | if (p->prefixlen > pentry->le) | |
677 | return 0; | |
678 | ||
679 | if (pentry->ge) | |
680 | if (p->prefixlen < pentry->ge) | |
681 | return 0; | |
682 | } | |
683 | return 1; | |
684 | } | |
685 | ||
ce94edc7 DS |
686 | enum prefix_list_type prefix_list_apply_which_prefix(struct prefix_list *plist, |
687 | struct prefix **which, | |
688 | void *object) | |
d62a17ae | 689 | { |
690 | struct prefix_list_entry *pentry, *pbest = NULL; | |
691 | ||
692 | struct prefix *p = (struct prefix *)object; | |
693 | uint8_t *byte = &p->u.prefix; | |
694 | size_t depth; | |
695 | size_t validbits = p->prefixlen; | |
696 | struct pltrie_table *table; | |
697 | ||
ce94edc7 DS |
698 | if (plist == NULL) { |
699 | if (which) | |
700 | *which = NULL; | |
d62a17ae | 701 | return PREFIX_DENY; |
ce94edc7 | 702 | } |
d62a17ae | 703 | |
ce94edc7 DS |
704 | if (plist->count == 0) { |
705 | if (which) | |
706 | *which = NULL; | |
d62a17ae | 707 | return PREFIX_PERMIT; |
ce94edc7 | 708 | } |
d62a17ae | 709 | |
710 | depth = plist->master->trie_depth; | |
711 | table = plist->trie; | |
712 | while (1) { | |
713 | for (pentry = table->entries[*byte].up_chain; pentry; | |
714 | pentry = pentry->next_best) { | |
715 | if (pbest && pbest->seq < pentry->seq) | |
716 | continue; | |
717 | if (prefix_list_entry_match(pentry, p)) | |
718 | pbest = pentry; | |
719 | } | |
720 | ||
721 | if (validbits <= PLC_BITS) | |
722 | break; | |
723 | validbits -= PLC_BITS; | |
724 | ||
725 | if (--depth) { | |
726 | if (!table->entries[*byte].next_table) | |
727 | break; | |
728 | ||
729 | table = table->entries[*byte].next_table; | |
730 | byte++; | |
731 | continue; | |
732 | } | |
733 | ||
734 | for (pentry = table->entries[*byte].final_chain; pentry; | |
735 | pentry = pentry->next_best) { | |
736 | if (pbest && pbest->seq < pentry->seq) | |
737 | continue; | |
738 | if (prefix_list_entry_match(pentry, p)) | |
739 | pbest = pentry; | |
740 | } | |
741 | break; | |
742 | } | |
743 | ||
ce94edc7 DS |
744 | if (which) { |
745 | if (pbest) | |
746 | *which = &pbest->prefix; | |
747 | else | |
748 | *which = NULL; | |
749 | } | |
750 | ||
d62a17ae | 751 | if (pbest == NULL) |
752 | return PREFIX_DENY; | |
753 | ||
754 | return pbest->type; | |
755 | } | |
756 | ||
757 | static void __attribute__((unused)) prefix_list_print(struct prefix_list *plist) | |
758 | { | |
759 | struct prefix_list_entry *pentry; | |
760 | ||
761 | if (plist == NULL) | |
762 | return; | |
763 | ||
764 | printf("ip prefix-list %s: %d entries\n", plist->name, plist->count); | |
765 | ||
766 | for (pentry = plist->head; pentry; pentry = pentry->next) { | |
767 | if (pentry->any) | |
768 | printf("any %s\n", prefix_list_type_str(pentry)); | |
769 | else { | |
770 | struct prefix *p; | |
771 | char buf[BUFSIZ]; | |
772 | ||
773 | p = &pentry->prefix; | |
774 | ||
24512fbd | 775 | printf(" seq %" PRId64 " %s %s/%d", pentry->seq, |
d62a17ae | 776 | prefix_list_type_str(pentry), |
777 | inet_ntop(p->family, &p->u.prefix, buf, BUFSIZ), | |
778 | p->prefixlen); | |
779 | if (pentry->ge) | |
780 | printf(" ge %d", pentry->ge); | |
781 | if (pentry->le) | |
782 | printf(" le %d", pentry->le); | |
783 | printf("\n"); | |
784 | } | |
718e3744 | 785 | } |
718e3744 | 786 | } |
6b0655a2 | 787 | |
718e3744 | 788 | /* Retrun 1 when plist already include pentry policy. */ |
02ff83c5 | 789 | static struct prefix_list_entry * |
d62a17ae | 790 | prefix_entry_dup_check(struct prefix_list *plist, struct prefix_list_entry *new) |
791 | { | |
792 | size_t depth, maxdepth = plist->master->trie_depth; | |
793 | uint8_t byte, *bytes = &new->prefix.u.prefix; | |
794 | size_t validbits = new->prefix.prefixlen; | |
795 | struct pltrie_table *table; | |
796 | struct prefix_list_entry *pentry; | |
24512fbd | 797 | int64_t seq = 0; |
d62a17ae | 798 | |
799 | if (new->seq == -1) | |
800 | seq = prefix_new_seq_get(plist); | |
801 | else | |
802 | seq = new->seq; | |
803 | ||
804 | table = plist->trie; | |
805 | for (depth = 0; validbits > PLC_BITS && depth < maxdepth - 1; depth++) { | |
806 | byte = bytes[depth]; | |
807 | if (!table->entries[byte].next_table) | |
808 | return NULL; | |
809 | ||
810 | table = table->entries[byte].next_table; | |
811 | validbits -= PLC_BITS; | |
718e3744 | 812 | } |
718e3744 | 813 | |
d62a17ae | 814 | byte = bytes[depth]; |
815 | if (validbits > PLC_BITS) | |
816 | pentry = table->entries[byte].final_chain; | |
817 | else | |
818 | pentry = table->entries[byte].up_chain; | |
819 | ||
820 | for (; pentry; pentry = pentry->next_best) { | |
821 | if (prefix_same(&pentry->prefix, &new->prefix) | |
822 | && pentry->type == new->type && pentry->le == new->le | |
823 | && pentry->ge == new->ge && pentry->seq != seq) | |
824 | return pentry; | |
825 | } | |
826 | return NULL; | |
827 | } | |
828 | ||
829 | static int vty_invalid_prefix_range(struct vty *vty, const char *prefix) | |
830 | { | |
831 | vty_out(vty, | |
832 | "%% Invalid prefix range for %s, make sure: len < ge-value <= le-value\n", | |
833 | prefix); | |
834 | return CMD_WARNING_CONFIG_FAILED; | |
835 | } | |
836 | ||
837 | static int vty_prefix_list_install(struct vty *vty, afi_t afi, const char *name, | |
838 | const char *seq, const char *typestr, | |
839 | const char *prefix, const char *ge, | |
840 | const char *le) | |
841 | { | |
842 | int ret; | |
843 | enum prefix_list_type type; | |
844 | struct prefix_list *plist; | |
845 | struct prefix_list_entry *pentry; | |
846 | struct prefix_list_entry *dup; | |
847 | struct prefix p, p_tmp; | |
848 | int any = 0; | |
24512fbd | 849 | int64_t seqnum = -1; |
d62a17ae | 850 | int lenum = 0; |
851 | int genum = 0; | |
852 | ||
853 | /* Sequential number. */ | |
854 | if (seq) | |
24512fbd | 855 | seqnum = (int64_t)atol(seq); |
d62a17ae | 856 | |
857 | /* ge and le number */ | |
858 | if (ge) | |
859 | genum = atoi(ge); | |
860 | if (le) | |
861 | lenum = atoi(le); | |
862 | ||
863 | /* Check filter type. */ | |
864 | if (strncmp("permit", typestr, 1) == 0) | |
865 | type = PREFIX_PERMIT; | |
866 | else if (strncmp("deny", typestr, 1) == 0) | |
867 | type = PREFIX_DENY; | |
868 | else { | |
869 | vty_out(vty, "%% prefix type must be permit or deny\n"); | |
870 | return CMD_WARNING_CONFIG_FAILED; | |
718e3744 | 871 | } |
ddb13fd3 | 872 | |
d62a17ae | 873 | /* "any" is special token for matching any IPv4 addresses. */ |
874 | switch (afi) { | |
875 | case AFI_IP: | |
876 | if (strncmp("any", prefix, strlen(prefix)) == 0) { | |
877 | ret = str2prefix_ipv4("0.0.0.0/0", | |
878 | (struct prefix_ipv4 *)&p); | |
879 | genum = 0; | |
880 | lenum = IPV4_MAX_BITLEN; | |
881 | any = 1; | |
882 | } else | |
883 | ret = str2prefix_ipv4(prefix, (struct prefix_ipv4 *)&p); | |
884 | ||
885 | if (ret <= 0) { | |
886 | vty_out(vty, "%% Malformed IPv4 prefix\n"); | |
887 | return CMD_WARNING_CONFIG_FAILED; | |
888 | } | |
889 | ||
890 | /* make a copy to verify prefix matches mask length */ | |
891 | prefix_copy(&p_tmp, &p); | |
892 | apply_mask_ipv4((struct prefix_ipv4 *)&p_tmp); | |
893 | ||
894 | break; | |
895 | case AFI_IP6: | |
896 | if (strncmp("any", prefix, strlen(prefix)) == 0) { | |
897 | ret = str2prefix_ipv6("::/0", (struct prefix_ipv6 *)&p); | |
898 | genum = 0; | |
899 | lenum = IPV6_MAX_BITLEN; | |
900 | any = 1; | |
901 | } else | |
902 | ret = str2prefix_ipv6(prefix, (struct prefix_ipv6 *)&p); | |
903 | ||
904 | if (ret <= 0) { | |
905 | vty_out(vty, "%% Malformed IPv6 prefix\n"); | |
906 | return CMD_WARNING_CONFIG_FAILED; | |
907 | } | |
908 | ||
909 | /* make a copy to verify prefix matches mask length */ | |
910 | prefix_copy(&p_tmp, &p); | |
911 | apply_mask_ipv6((struct prefix_ipv6 *)&p_tmp); | |
912 | ||
913 | break; | |
914 | case AFI_L2VPN: | |
915 | default: | |
916 | vty_out(vty, "%% Unrecognized AFI (%d)\n", afi); | |
917 | return CMD_WARNING_CONFIG_FAILED; | |
918 | break; | |
718e3744 | 919 | } |
718e3744 | 920 | |
d62a17ae | 921 | /* If prefix has bits not under the mask, adjust it to fit */ |
922 | if (!prefix_same(&p_tmp, &p)) { | |
923 | char buf[PREFIX2STR_BUFFER]; | |
924 | char buf_tmp[PREFIX2STR_BUFFER]; | |
925 | prefix2str(&p, buf, sizeof(buf)); | |
926 | prefix2str(&p_tmp, buf_tmp, sizeof(buf_tmp)); | |
927 | zlog_warn( | |
928 | "Prefix-list %s prefix changed from %s to %s to match length", | |
929 | name, buf, buf_tmp); | |
930 | p = p_tmp; | |
718e3744 | 931 | } |
ddb13fd3 | 932 | |
d62a17ae | 933 | /* ge and le check. */ |
934 | if (genum && (genum <= p.prefixlen)) | |
935 | return vty_invalid_prefix_range(vty, prefix); | |
936 | ||
4015e918 | 937 | if (lenum && (lenum < p.prefixlen)) |
d62a17ae | 938 | return vty_invalid_prefix_range(vty, prefix); |
939 | ||
940 | if (lenum && (genum > lenum)) | |
941 | return vty_invalid_prefix_range(vty, prefix); | |
942 | ||
943 | if (genum && (lenum == (afi == AFI_IP ? 32 : 128))) | |
944 | lenum = 0; | |
945 | ||
946 | /* Get prefix_list with name. */ | |
947 | plist = prefix_list_get(afi, 0, name); | |
948 | ||
949 | /* Make prefix entry. */ | |
950 | pentry = prefix_list_entry_make(&p, type, seqnum, lenum, genum, any); | |
951 | ||
952 | /* Check same policy. */ | |
953 | dup = prefix_entry_dup_check(plist, pentry); | |
954 | ||
955 | if (dup) { | |
956 | prefix_list_entry_free(pentry); | |
957 | return CMD_SUCCESS; | |
718e3744 | 958 | } |
718e3744 | 959 | |
d62a17ae | 960 | /* Install new filter to the access_list. */ |
961 | prefix_list_entry_add(plist, pentry); | |
962 | ||
963 | return CMD_SUCCESS; | |
964 | } | |
965 | ||
966 | static int vty_prefix_list_uninstall(struct vty *vty, afi_t afi, | |
967 | const char *name, const char *seq, | |
968 | const char *typestr, const char *prefix, | |
969 | const char *ge, const char *le) | |
970 | { | |
971 | int ret; | |
972 | enum prefix_list_type type; | |
973 | struct prefix_list *plist; | |
974 | struct prefix_list_entry *pentry; | |
975 | struct prefix p; | |
24512fbd | 976 | int64_t seqnum = -1; |
d62a17ae | 977 | int lenum = 0; |
978 | int genum = 0; | |
979 | ||
980 | /* Check prefix list name. */ | |
981 | plist = prefix_list_lookup(afi, name); | |
982 | if (!plist) { | |
983 | vty_out(vty, "%% Can't find specified prefix-list\n"); | |
984 | return CMD_WARNING_CONFIG_FAILED; | |
718e3744 | 985 | } |
d62a17ae | 986 | |
987 | /* Only prefix-list name specified, delete the entire prefix-list. */ | |
988 | if (seq == NULL && typestr == NULL && prefix == NULL && ge == NULL | |
989 | && le == NULL) { | |
990 | prefix_list_delete(plist); | |
991 | return CMD_SUCCESS; | |
718e3744 | 992 | } |
718e3744 | 993 | |
d62a17ae | 994 | /* We must have, at a minimum, both the type and prefix here */ |
995 | if ((typestr == NULL) || (prefix == NULL)) { | |
996 | vty_out(vty, "%% Both prefix and type required\n"); | |
997 | return CMD_WARNING_CONFIG_FAILED; | |
718e3744 | 998 | } |
718e3744 | 999 | |
d62a17ae | 1000 | /* Check sequence number. */ |
1001 | if (seq) | |
24512fbd | 1002 | seqnum = (int64_t)atol(seq); |
d62a17ae | 1003 | |
1004 | /* ge and le number */ | |
1005 | if (ge) | |
1006 | genum = atoi(ge); | |
1007 | if (le) | |
1008 | lenum = atoi(le); | |
1009 | ||
1010 | /* Check of filter type. */ | |
1011 | if (strncmp("permit", typestr, 1) == 0) | |
1012 | type = PREFIX_PERMIT; | |
1013 | else if (strncmp("deny", typestr, 1) == 0) | |
1014 | type = PREFIX_DENY; | |
1015 | else { | |
1016 | vty_out(vty, "%% prefix type must be permit or deny\n"); | |
1017 | return CMD_WARNING_CONFIG_FAILED; | |
1018 | } | |
718e3744 | 1019 | |
d62a17ae | 1020 | /* "any" is special token for matching any IPv4 addresses. */ |
1021 | if (afi == AFI_IP) { | |
1022 | if (strncmp("any", prefix, strlen(prefix)) == 0) { | |
1023 | ret = str2prefix_ipv4("0.0.0.0/0", | |
1024 | (struct prefix_ipv4 *)&p); | |
1025 | genum = 0; | |
1026 | lenum = IPV4_MAX_BITLEN; | |
1027 | } else | |
1028 | ret = str2prefix_ipv4(prefix, (struct prefix_ipv4 *)&p); | |
1029 | ||
1030 | if (ret <= 0) { | |
1031 | vty_out(vty, "%% Malformed IPv4 prefix\n"); | |
1032 | return CMD_WARNING_CONFIG_FAILED; | |
1033 | } | |
1034 | } else if (afi == AFI_IP6) { | |
1035 | if (strncmp("any", prefix, strlen(prefix)) == 0) { | |
1036 | ret = str2prefix_ipv6("::/0", (struct prefix_ipv6 *)&p); | |
1037 | genum = 0; | |
1038 | lenum = IPV6_MAX_BITLEN; | |
1039 | } else | |
1040 | ret = str2prefix_ipv6(prefix, (struct prefix_ipv6 *)&p); | |
1041 | ||
1042 | if (ret <= 0) { | |
1043 | vty_out(vty, "%% Malformed IPv6 prefix\n"); | |
1044 | return CMD_WARNING_CONFIG_FAILED; | |
1045 | } | |
1046 | } | |
718e3744 | 1047 | |
d62a17ae | 1048 | /* Lookup prefix entry. */ |
1049 | pentry = | |
1050 | prefix_list_entry_lookup(plist, &p, type, seqnum, lenum, genum); | |
718e3744 | 1051 | |
d62a17ae | 1052 | if (pentry == NULL) { |
1053 | vty_out(vty, "%% Can't find specified prefix-list\n"); | |
1054 | return CMD_WARNING_CONFIG_FAILED; | |
1055 | } | |
1056 | ||
1057 | /* Install new filter to the access_list. */ | |
1058 | prefix_list_entry_delete(plist, pentry, 1); | |
1059 | ||
1060 | return CMD_SUCCESS; | |
718e3744 | 1061 | } |
1062 | ||
d62a17ae | 1063 | static int vty_prefix_list_desc_unset(struct vty *vty, afi_t afi, |
1064 | const char *name) | |
718e3744 | 1065 | { |
d62a17ae | 1066 | struct prefix_list *plist; |
718e3744 | 1067 | |
d62a17ae | 1068 | plist = prefix_list_lookup(afi, name); |
1069 | if (!plist) { | |
1070 | vty_out(vty, "%% Can't find specified prefix-list\n"); | |
1071 | return CMD_WARNING_CONFIG_FAILED; | |
1072 | } | |
718e3744 | 1073 | |
d62a17ae | 1074 | if (plist->desc) { |
1075 | XFREE(MTYPE_TMP, plist->desc); | |
1076 | plist->desc = NULL; | |
1077 | } | |
718e3744 | 1078 | |
d62a17ae | 1079 | if (plist->head == NULL && plist->tail == NULL && plist->desc == NULL) |
1080 | prefix_list_delete(plist); | |
718e3744 | 1081 | |
d62a17ae | 1082 | return CMD_SUCCESS; |
718e3744 | 1083 | } |
1084 | ||
d62a17ae | 1085 | enum display_type { |
1086 | normal_display, | |
1087 | summary_display, | |
1088 | detail_display, | |
1089 | sequential_display, | |
1090 | longer_display, | |
1091 | first_match_display | |
718e3744 | 1092 | }; |
1093 | ||
d62a17ae | 1094 | static void vty_show_prefix_entry(struct vty *vty, afi_t afi, |
1095 | struct prefix_list *plist, | |
1096 | struct prefix_master *master, | |
1097 | enum display_type dtype, int seqnum) | |
1098 | { | |
1099 | struct prefix_list_entry *pentry; | |
1100 | ||
1101 | /* Print the name of the protocol */ | |
1102 | vty_out(vty, "%s: ", frr_protoname); | |
1103 | ||
1104 | if (dtype == normal_display) { | |
1105 | vty_out(vty, "ip%s prefix-list %s: %d entries\n", | |
1106 | afi == AFI_IP ? "" : "v6", plist->name, plist->count); | |
1107 | if (plist->desc) | |
1108 | vty_out(vty, " Description: %s\n", plist->desc); | |
1109 | } else if (dtype == summary_display || dtype == detail_display) { | |
1110 | vty_out(vty, "ip%s prefix-list %s:\n", | |
1111 | afi == AFI_IP ? "" : "v6", plist->name); | |
1112 | ||
1113 | if (plist->desc) | |
1114 | vty_out(vty, " Description: %s\n", plist->desc); | |
1115 | ||
1116 | vty_out(vty, | |
24512fbd | 1117 | " count: %d, range entries: %d, sequences: %" PRId64 " - %" PRId64 "\n", |
d62a17ae | 1118 | plist->count, plist->rangecount, |
1119 | plist->head ? plist->head->seq : 0, | |
1120 | plist->tail ? plist->tail->seq : 0); | |
718e3744 | 1121 | } |
718e3744 | 1122 | |
d62a17ae | 1123 | if (dtype != summary_display) { |
1124 | for (pentry = plist->head; pentry; pentry = pentry->next) { | |
1125 | if (dtype == sequential_display | |
1126 | && pentry->seq != seqnum) | |
1127 | continue; | |
718e3744 | 1128 | |
d62a17ae | 1129 | vty_out(vty, " "); |
718e3744 | 1130 | |
d62a17ae | 1131 | if (master->seqnum) |
24512fbd | 1132 | vty_out(vty, "seq %" PRId64 " ", pentry->seq); |
718e3744 | 1133 | |
d62a17ae | 1134 | vty_out(vty, "%s ", prefix_list_type_str(pentry)); |
718e3744 | 1135 | |
d62a17ae | 1136 | if (pentry->any) |
1137 | vty_out(vty, "any"); | |
1138 | else { | |
1139 | struct prefix *p = &pentry->prefix; | |
1140 | char buf[BUFSIZ]; | |
1141 | ||
1142 | vty_out(vty, "%s/%d", | |
1143 | inet_ntop(p->family, &p->u.prefix, buf, | |
1144 | BUFSIZ), | |
1145 | p->prefixlen); | |
1146 | ||
1147 | if (pentry->ge) | |
1148 | vty_out(vty, " ge %d", pentry->ge); | |
1149 | if (pentry->le) | |
1150 | vty_out(vty, " le %d", pentry->le); | |
1151 | } | |
1152 | ||
1153 | if (dtype == detail_display | |
1154 | || dtype == sequential_display) | |
1155 | vty_out(vty, " (hit count: %ld, refcount: %ld)", | |
1156 | pentry->hitcnt, pentry->refcnt); | |
1157 | ||
1158 | vty_out(vty, "\n"); | |
1159 | } | |
718e3744 | 1160 | } |
718e3744 | 1161 | } |
1162 | ||
d62a17ae | 1163 | static int vty_show_prefix_list(struct vty *vty, afi_t afi, const char *name, |
1164 | const char *seq, enum display_type dtype) | |
1165 | { | |
1166 | struct prefix_list *plist; | |
1167 | struct prefix_master *master; | |
24512fbd | 1168 | int64_t seqnum = 0; |
d62a17ae | 1169 | |
1170 | master = prefix_master_get(afi, 0); | |
1171 | if (master == NULL) | |
1172 | return CMD_WARNING; | |
1173 | ||
1174 | if (seq) | |
24512fbd | 1175 | seqnum = (int64_t)atol(seq); |
d62a17ae | 1176 | |
1177 | if (name) { | |
1178 | plist = prefix_list_lookup(afi, name); | |
1179 | if (!plist) { | |
1180 | vty_out(vty, "%% Can't find specified prefix-list\n"); | |
1181 | return CMD_WARNING; | |
1182 | } | |
1183 | vty_show_prefix_entry(vty, afi, plist, master, dtype, seqnum); | |
1184 | } else { | |
1185 | if (dtype == detail_display || dtype == summary_display) { | |
1186 | if (master->recent) | |
1187 | vty_out(vty, | |
1188 | "Prefix-list with the last deletion/insertion: %s\n", | |
1189 | master->recent->name); | |
1190 | } | |
1191 | ||
1192 | for (plist = master->num.head; plist; plist = plist->next) | |
1193 | vty_show_prefix_entry(vty, afi, plist, master, dtype, | |
1194 | seqnum); | |
1195 | ||
1196 | for (plist = master->str.head; plist; plist = plist->next) | |
1197 | vty_show_prefix_entry(vty, afi, plist, master, dtype, | |
1198 | seqnum); | |
1199 | } | |
718e3744 | 1200 | |
d62a17ae | 1201 | return CMD_SUCCESS; |
1202 | } | |
718e3744 | 1203 | |
d62a17ae | 1204 | static int vty_show_prefix_list_prefix(struct vty *vty, afi_t afi, |
1205 | const char *name, const char *prefix, | |
1206 | enum display_type type) | |
1207 | { | |
1208 | struct prefix_list *plist; | |
1209 | struct prefix_list_entry *pentry; | |
1210 | struct prefix p; | |
1211 | int ret; | |
1212 | int match; | |
718e3744 | 1213 | |
d62a17ae | 1214 | plist = prefix_list_lookup(afi, name); |
1215 | if (!plist) { | |
1216 | vty_out(vty, "%% Can't find specified prefix-list\n"); | |
1217 | return CMD_WARNING; | |
718e3744 | 1218 | } |
1219 | ||
d62a17ae | 1220 | ret = str2prefix(prefix, &p); |
1221 | if (ret <= 0) { | |
1222 | vty_out(vty, "%% prefix is malformed\n"); | |
1223 | return CMD_WARNING; | |
718e3744 | 1224 | } |
1225 | ||
d62a17ae | 1226 | for (pentry = plist->head; pentry; pentry = pentry->next) { |
1227 | match = 0; | |
1228 | ||
1229 | if (type == normal_display || type == first_match_display) | |
1230 | if (prefix_same(&p, &pentry->prefix)) | |
1231 | match = 1; | |
1232 | ||
4f374985 | 1233 | if (type == longer_display) { |
996c9314 LB |
1234 | if ((p.family == pentry->prefix.family) |
1235 | && (prefix_match(&p, &pentry->prefix))) | |
d62a17ae | 1236 | match = 1; |
4f374985 | 1237 | } |
d62a17ae | 1238 | |
1239 | if (match) { | |
24512fbd | 1240 | vty_out(vty, " seq %" PRId64 " %s ", pentry->seq, |
d62a17ae | 1241 | prefix_list_type_str(pentry)); |
1242 | ||
1243 | if (pentry->any) | |
1244 | vty_out(vty, "any"); | |
1245 | else { | |
1246 | struct prefix *p = &pentry->prefix; | |
1247 | char buf[BUFSIZ]; | |
1248 | ||
1249 | vty_out(vty, "%s/%d", | |
1250 | inet_ntop(p->family, &p->u.prefix, buf, | |
1251 | BUFSIZ), | |
1252 | p->prefixlen); | |
1253 | ||
1254 | if (pentry->ge) | |
1255 | vty_out(vty, " ge %d", pentry->ge); | |
1256 | if (pentry->le) | |
1257 | vty_out(vty, " le %d", pentry->le); | |
1258 | } | |
1259 | ||
1260 | if (type == normal_display | |
1261 | || type == first_match_display) | |
1262 | vty_out(vty, " (hit count: %ld, refcount: %ld)", | |
1263 | pentry->hitcnt, pentry->refcnt); | |
1264 | ||
1265 | vty_out(vty, "\n"); | |
1266 | ||
1267 | if (type == first_match_display) | |
1268 | return CMD_SUCCESS; | |
1269 | } | |
718e3744 | 1270 | } |
d62a17ae | 1271 | return CMD_SUCCESS; |
1272 | } | |
1273 | ||
1274 | static int vty_clear_prefix_list(struct vty *vty, afi_t afi, const char *name, | |
1275 | const char *prefix) | |
1276 | { | |
1277 | struct prefix_master *master; | |
1278 | struct prefix_list *plist; | |
1279 | struct prefix_list_entry *pentry; | |
1280 | int ret; | |
1281 | struct prefix p; | |
1282 | ||
1283 | master = prefix_master_get(afi, 0); | |
1284 | if (master == NULL) | |
1285 | return CMD_WARNING; | |
1286 | ||
1287 | if (name == NULL && prefix == NULL) { | |
1288 | for (plist = master->num.head; plist; plist = plist->next) | |
1289 | for (pentry = plist->head; pentry; | |
1290 | pentry = pentry->next) | |
1291 | pentry->hitcnt = 0; | |
1292 | ||
1293 | for (plist = master->str.head; plist; plist = plist->next) | |
1294 | for (pentry = plist->head; pentry; | |
1295 | pentry = pentry->next) | |
1296 | pentry->hitcnt = 0; | |
1297 | } else { | |
1298 | plist = prefix_list_lookup(afi, name); | |
1299 | if (!plist) { | |
1300 | vty_out(vty, "%% Can't find specified prefix-list\n"); | |
1301 | return CMD_WARNING; | |
1302 | } | |
1303 | ||
1304 | if (prefix) { | |
1305 | ret = str2prefix(prefix, &p); | |
1306 | if (ret <= 0) { | |
1307 | vty_out(vty, "%% prefix is malformed\n"); | |
1308 | return CMD_WARNING; | |
1309 | } | |
1310 | } | |
1311 | ||
1312 | for (pentry = plist->head; pentry; pentry = pentry->next) { | |
1313 | if (prefix) { | |
996c9314 LB |
1314 | if (pentry->prefix.family == p.family |
1315 | && prefix_match(&pentry->prefix, &p)) | |
d62a17ae | 1316 | pentry->hitcnt = 0; |
1317 | } else | |
1318 | pentry->hitcnt = 0; | |
1319 | } | |
1320 | } | |
1321 | return CMD_SUCCESS; | |
718e3744 | 1322 | } |
6b0655a2 | 1323 | |
6cdff321 | 1324 | #ifndef VTYSH_EXTRACT_PL |
2e4c2296 | 1325 | #include "lib/plist_clippy.c" |
6cdff321 DL |
1326 | #endif |
1327 | ||
1328 | DEFPY (ip_prefix_list, | |
1329 | ip_prefix_list_cmd, | |
1330 | "ip prefix-list WORD [seq (1-4294967295)] <deny|permit>$action <any$dest|A.B.C.D/M$dest [{ge (0-32)|le (0-32)}]>", | |
1331 | IP_STR | |
718e3744 | 1332 | PREFIX_LIST_STR |
1333 | "Name of a prefix list\n" | |
1334 | "sequence number of an entry\n" | |
1335 | "Sequence number\n" | |
1336 | "Specify packets to reject\n" | |
1337 | "Specify packets to forward\n" | |
6cdff321 DL |
1338 | "Any prefix match. Same as \"0.0.0.0/0 le 32\"\n" |
1339 | "IP prefix <network>/<length>, e.g., 35.0.0.0/8\n" | |
1340 | "Minimum prefix length to be matched\n" | |
1341 | "Minimum prefix length\n" | |
718e3744 | 1342 | "Maximum prefix length to be matched\n" |
1343 | "Maximum prefix length\n") | |
1344 | { | |
d62a17ae | 1345 | return vty_prefix_list_install(vty, AFI_IP, prefix_list, seq_str, |
1346 | action, dest, ge_str, le_str); | |
718e3744 | 1347 | } |
1348 | ||
6cdff321 DL |
1349 | DEFPY (no_ip_prefix_list, |
1350 | no_ip_prefix_list_cmd, | |
1351 | "no ip prefix-list WORD [seq (1-4294967295)] <deny|permit>$action <any$dest|A.B.C.D/M$dest [{ge (0-32)|le (0-32)}]>", | |
1352 | NO_STR | |
1353 | IP_STR | |
718e3744 | 1354 | PREFIX_LIST_STR |
1355 | "Name of a prefix list\n" | |
1356 | "sequence number of an entry\n" | |
1357 | "Sequence number\n" | |
1358 | "Specify packets to reject\n" | |
1359 | "Specify packets to forward\n" | |
6cdff321 DL |
1360 | "Any prefix match. Same as \"0.0.0.0/0 le 32\"\n" |
1361 | "IP prefix <network>/<length>, e.g., 35.0.0.0/8\n" | |
718e3744 | 1362 | "Minimum prefix length to be matched\n" |
6cdff321 DL |
1363 | "Minimum prefix length\n" |
1364 | "Maximum prefix length to be matched\n" | |
1365 | "Maximum prefix length\n") | |
718e3744 | 1366 | { |
d62a17ae | 1367 | return vty_prefix_list_uninstall(vty, AFI_IP, prefix_list, seq_str, |
1368 | action, dest, ge_str, le_str); | |
718e3744 | 1369 | } |
1370 | ||
6cdff321 DL |
1371 | DEFPY (no_ip_prefix_list_all, |
1372 | no_ip_prefix_list_all_cmd, | |
1373 | "no ip prefix-list WORD", | |
718e3744 | 1374 | NO_STR |
6cdff321 | 1375 | IP_STR |
718e3744 | 1376 | PREFIX_LIST_STR |
1377 | "Name of a prefix list\n") | |
1378 | { | |
d62a17ae | 1379 | return vty_prefix_list_uninstall(vty, AFI_IP, prefix_list, NULL, NULL, |
1380 | NULL, NULL, NULL); | |
718e3744 | 1381 | } |
1382 | ||
6cdff321 DL |
1383 | DEFPY (ip_prefix_list_sequence_number, |
1384 | ip_prefix_list_sequence_number_cmd, | |
1385 | "[no] ip prefix-list sequence-number", | |
718e3744 | 1386 | NO_STR |
6cdff321 | 1387 | IP_STR |
718e3744 | 1388 | PREFIX_LIST_STR |
6cdff321 | 1389 | "Include/exclude sequence numbers in NVGEN\n") |
718e3744 | 1390 | { |
e11d84ad | 1391 | prefix_master_ipv4.seqnum = no ? false : true; |
d62a17ae | 1392 | return CMD_SUCCESS; |
718e3744 | 1393 | } |
1394 | ||
6cdff321 DL |
1395 | DEFUN (ip_prefix_list_description, |
1396 | ip_prefix_list_description_cmd, | |
1397 | "ip prefix-list WORD description LINE...", | |
1398 | IP_STR | |
718e3744 | 1399 | PREFIX_LIST_STR |
1400 | "Name of a prefix list\n" | |
6cdff321 DL |
1401 | "Prefix-list specific description\n" |
1402 | "Up to 80 characters describing this prefix-list\n") | |
718e3744 | 1403 | { |
d62a17ae | 1404 | int idx_word = 2; |
1405 | int idx_line = 4; | |
1406 | struct prefix_list *plist; | |
1407 | ||
1408 | plist = prefix_list_get(AFI_IP, 0, argv[idx_word]->arg); | |
6cdff321 | 1409 | |
d62a17ae | 1410 | if (plist->desc) { |
1411 | XFREE(MTYPE_TMP, plist->desc); | |
1412 | plist->desc = NULL; | |
1413 | } | |
1414 | plist->desc = argv_concat(argv, argc, idx_line); | |
6cdff321 | 1415 | |
d62a17ae | 1416 | return CMD_SUCCESS; |
718e3744 | 1417 | } |
1418 | ||
6cdff321 DL |
1419 | DEFUN (no_ip_prefix_list_description, |
1420 | no_ip_prefix_list_description_cmd, | |
1421 | "no ip prefix-list WORD description", | |
718e3744 | 1422 | NO_STR |
6cdff321 | 1423 | IP_STR |
718e3744 | 1424 | PREFIX_LIST_STR |
1425 | "Name of a prefix list\n" | |
6cdff321 | 1426 | "Prefix-list specific description\n") |
718e3744 | 1427 | { |
d62a17ae | 1428 | int idx_word = 3; |
1429 | return vty_prefix_list_desc_unset(vty, AFI_IP, argv[idx_word]->arg); | |
718e3744 | 1430 | } |
1431 | ||
6cdff321 DL |
1432 | /* ALIAS_FIXME */ |
1433 | DEFUN (no_ip_prefix_list_description_comment, | |
1434 | no_ip_prefix_list_description_comment_cmd, | |
1435 | "no ip prefix-list WORD description LINE...", | |
718e3744 | 1436 | NO_STR |
6cdff321 | 1437 | IP_STR |
718e3744 | 1438 | PREFIX_LIST_STR |
1439 | "Name of a prefix list\n" | |
6cdff321 DL |
1440 | "Prefix-list specific description\n" |
1441 | "Up to 80 characters describing this prefix-list\n") | |
718e3744 | 1442 | { |
d62a17ae | 1443 | return no_ip_prefix_list_description(self, vty, argc, argv); |
718e3744 | 1444 | } |
1445 | ||
6cdff321 DL |
1446 | DEFPY (show_ip_prefix_list, |
1447 | show_ip_prefix_list_cmd, | |
1448 | "show ip prefix-list [WORD [seq$dseq (1-4294967295)$arg]]", | |
1449 | SHOW_STR | |
1450 | IP_STR | |
718e3744 | 1451 | PREFIX_LIST_STR |
1452 | "Name of a prefix list\n" | |
6cdff321 DL |
1453 | "sequence number of an entry\n" |
1454 | "Sequence number\n") | |
718e3744 | 1455 | { |
d62a17ae | 1456 | enum display_type dtype = normal_display; |
1457 | if (dseq) | |
1458 | dtype = sequential_display; | |
6cdff321 | 1459 | |
d62a17ae | 1460 | return vty_show_prefix_list(vty, AFI_IP, prefix_list, arg_str, dtype); |
718e3744 | 1461 | } |
1462 | ||
6cdff321 DL |
1463 | DEFPY (show_ip_prefix_list_prefix, |
1464 | show_ip_prefix_list_prefix_cmd, | |
1465 | "show ip prefix-list WORD A.B.C.D/M$prefix [longer$dl|first-match$dfm]", | |
1466 | SHOW_STR | |
1467 | IP_STR | |
718e3744 | 1468 | PREFIX_LIST_STR |
1469 | "Name of a prefix list\n" | |
6cdff321 DL |
1470 | "IP prefix <network>/<length>, e.g., 35.0.0.0/8\n" |
1471 | "Lookup longer prefix\n" | |
1472 | "First matched prefix\n") | |
718e3744 | 1473 | { |
d62a17ae | 1474 | enum display_type dtype = normal_display; |
1475 | if (dl) | |
1476 | dtype = longer_display; | |
1477 | else if (dfm) | |
1478 | dtype = first_match_display; | |
6cdff321 | 1479 | |
d62a17ae | 1480 | return vty_show_prefix_list_prefix(vty, AFI_IP, prefix_list, prefix_str, |
1481 | dtype); | |
718e3744 | 1482 | } |
1483 | ||
6cdff321 DL |
1484 | DEFPY (show_ip_prefix_list_summary, |
1485 | show_ip_prefix_list_summary_cmd, | |
1486 | "show ip prefix-list summary [WORD$prefix_list]", | |
1487 | SHOW_STR | |
1488 | IP_STR | |
718e3744 | 1489 | PREFIX_LIST_STR |
6cdff321 DL |
1490 | "Summary of prefix lists\n" |
1491 | "Name of a prefix list\n") | |
718e3744 | 1492 | { |
d62a17ae | 1493 | return vty_show_prefix_list(vty, AFI_IP, prefix_list, NULL, |
1494 | summary_display); | |
718e3744 | 1495 | } |
1496 | ||
6cdff321 DL |
1497 | DEFPY (show_ip_prefix_list_detail, |
1498 | show_ip_prefix_list_detail_cmd, | |
1499 | "show ip prefix-list detail [WORD$prefix_list]", | |
1500 | SHOW_STR | |
1501 | IP_STR | |
1502 | PREFIX_LIST_STR | |
1503 | "Detail of prefix lists\n" | |
1504 | "Name of a prefix list\n") | |
1505 | { | |
d62a17ae | 1506 | return vty_show_prefix_list(vty, AFI_IP, prefix_list, NULL, |
1507 | detail_display); | |
6cdff321 DL |
1508 | } |
1509 | ||
1510 | DEFPY (clear_ip_prefix_list, | |
1511 | clear_ip_prefix_list_cmd, | |
1512 | "clear ip prefix-list [WORD [A.B.C.D/M$prefix]]", | |
1513 | CLEAR_STR | |
1514 | IP_STR | |
718e3744 | 1515 | PREFIX_LIST_STR |
1516 | "Name of a prefix list\n" | |
6cdff321 | 1517 | "IP prefix <network>/<length>, e.g., 35.0.0.0/8\n") |
718e3744 | 1518 | { |
d62a17ae | 1519 | return vty_clear_prefix_list(vty, AFI_IP, prefix_list, prefix_str); |
6cdff321 DL |
1520 | } |
1521 | ||
1522 | DEFPY (ipv6_prefix_list, | |
1523 | ipv6_prefix_list_cmd, | |
1524 | "ipv6 prefix-list WORD [seq (1-4294967295)] <deny|permit>$action <any$dest|X:X::X:X/M$dest [{ge (0-128)|le (0-128)}]>", | |
718e3744 | 1525 | IPV6_STR |
1526 | PREFIX_LIST_STR | |
1527 | "Name of a prefix list\n" | |
1528 | "sequence number of an entry\n" | |
1529 | "Sequence number\n" | |
1530 | "Specify packets to reject\n" | |
1531 | "Specify packets to forward\n" | |
6cdff321 | 1532 | "Any prefix match. Same as \"::0/0 le 128\"\n" |
718e3744 | 1533 | "IPv6 prefix <network>/<length>, e.g., 3ffe::/16\n" |
1534 | "Maximum prefix length to be matched\n" | |
6cdff321 DL |
1535 | "Maximum prefix length\n" |
1536 | "Minimum prefix length to be matched\n" | |
1537 | "Minimum prefix length\n") | |
718e3744 | 1538 | { |
d62a17ae | 1539 | return vty_prefix_list_install(vty, AFI_IP6, prefix_list, seq_str, |
1540 | action, dest, ge_str, le_str); | |
718e3744 | 1541 | } |
1542 | ||
6cdff321 DL |
1543 | DEFPY (no_ipv6_prefix_list, |
1544 | no_ipv6_prefix_list_cmd, | |
1545 | "no ipv6 prefix-list WORD [seq (1-4294967295)] <deny|permit>$action <any$dest|X:X::X:X/M$dest [{ge (0-128)|le (0-128)}]>", | |
718e3744 | 1546 | NO_STR |
1547 | IPV6_STR | |
1548 | PREFIX_LIST_STR | |
1549 | "Name of a prefix list\n" | |
1550 | "sequence number of an entry\n" | |
1551 | "Sequence number\n" | |
1552 | "Specify packets to reject\n" | |
1553 | "Specify packets to forward\n" | |
6cdff321 | 1554 | "Any prefix match. Same as \"::0/0 le 128\"\n" |
718e3744 | 1555 | "IPv6 prefix <network>/<length>, e.g., 3ffe::/16\n" |
1556 | "Maximum prefix length to be matched\n" | |
1557 | "Maximum prefix length\n" | |
1558 | "Minimum prefix length to be matched\n" | |
1559 | "Minimum prefix length\n") | |
1560 | { | |
d62a17ae | 1561 | return vty_prefix_list_uninstall(vty, AFI_IP6, prefix_list, seq_str, |
1562 | action, dest, ge_str, le_str); | |
718e3744 | 1563 | } |
1564 | ||
6cdff321 DL |
1565 | DEFPY (no_ipv6_prefix_list_all, |
1566 | no_ipv6_prefix_list_all_cmd, | |
1567 | "no ipv6 prefix-list WORD", | |
1568 | NO_STR | |
718e3744 | 1569 | IPV6_STR |
1570 | PREFIX_LIST_STR | |
6cdff321 | 1571 | "Name of a prefix list\n") |
718e3744 | 1572 | { |
d62a17ae | 1573 | return vty_prefix_list_uninstall(vty, AFI_IP6, prefix_list, NULL, NULL, |
1574 | NULL, NULL, NULL); | |
718e3744 | 1575 | } |
1576 | ||
6cdff321 DL |
1577 | DEFPY (ipv6_prefix_list_sequence_number, |
1578 | ipv6_prefix_list_sequence_number_cmd, | |
1579 | "[no] ipv6 prefix-list sequence-number", | |
718e3744 | 1580 | NO_STR |
1581 | IPV6_STR | |
1582 | PREFIX_LIST_STR | |
1583 | "Include/exclude sequence numbers in NVGEN\n") | |
1584 | { | |
e11d84ad | 1585 | prefix_master_ipv6.seqnum = no ? false : true; |
d62a17ae | 1586 | return CMD_SUCCESS; |
718e3744 | 1587 | } |
1588 | ||
1589 | DEFUN (ipv6_prefix_list_description, | |
1590 | ipv6_prefix_list_description_cmd, | |
e961923c | 1591 | "ipv6 prefix-list WORD description LINE...", |
718e3744 | 1592 | IPV6_STR |
1593 | PREFIX_LIST_STR | |
1594 | "Name of a prefix list\n" | |
1595 | "Prefix-list specific description\n" | |
1596 | "Up to 80 characters describing this prefix-list\n") | |
1597 | { | |
d62a17ae | 1598 | int idx_word = 2; |
1599 | int iddx_line = 4; | |
1600 | struct prefix_list *plist; | |
718e3744 | 1601 | |
d62a17ae | 1602 | plist = prefix_list_get(AFI_IP6, 0, argv[idx_word]->arg); |
1603 | ||
1604 | if (plist->desc) { | |
1605 | XFREE(MTYPE_TMP, plist->desc); | |
1606 | plist->desc = NULL; | |
1607 | } | |
1608 | plist->desc = argv_concat(argv, argc, iddx_line); | |
718e3744 | 1609 | |
d62a17ae | 1610 | return CMD_SUCCESS; |
c349116d | 1611 | } |
718e3744 | 1612 | |
1613 | DEFUN (no_ipv6_prefix_list_description, | |
1614 | no_ipv6_prefix_list_description_cmd, | |
1615 | "no ipv6 prefix-list WORD description", | |
1616 | NO_STR | |
1617 | IPV6_STR | |
1618 | PREFIX_LIST_STR | |
1619 | "Name of a prefix list\n" | |
1620 | "Prefix-list specific description\n") | |
1621 | { | |
d62a17ae | 1622 | int idx_word = 3; |
1623 | return vty_prefix_list_desc_unset(vty, AFI_IP6, argv[idx_word]->arg); | |
718e3744 | 1624 | } |
1625 | ||
d862bffb QY |
1626 | /* ALIAS_FIXME */ |
1627 | DEFUN (no_ipv6_prefix_list_description_comment, | |
1628 | no_ipv6_prefix_list_description_comment_cmd, | |
1629 | "no ipv6 prefix-list WORD description LINE...", | |
1630 | NO_STR | |
1631 | IPV6_STR | |
1632 | PREFIX_LIST_STR | |
1633 | "Name of a prefix list\n" | |
1634 | "Prefix-list specific description\n" | |
1635 | "Up to 80 characters describing this prefix-list\n") | |
1636 | { | |
d62a17ae | 1637 | return no_ipv6_prefix_list_description(self, vty, argc, argv); |
d862bffb QY |
1638 | } |
1639 | ||
718e3744 | 1640 | |
6cdff321 | 1641 | DEFPY (show_ipv6_prefix_list, |
718e3744 | 1642 | show_ipv6_prefix_list_cmd, |
6cdff321 | 1643 | "show ipv6 prefix-list [WORD [seq$dseq (1-4294967295)$arg]]", |
718e3744 | 1644 | SHOW_STR |
1645 | IPV6_STR | |
1646 | PREFIX_LIST_STR | |
1647 | "Name of a prefix list\n" | |
1648 | "sequence number of an entry\n" | |
7111c1a0 | 1649 | "Sequence number\n") |
718e3744 | 1650 | { |
d62a17ae | 1651 | enum display_type dtype = normal_display; |
1652 | if (dseq) | |
1653 | dtype = sequential_display; | |
718e3744 | 1654 | |
d62a17ae | 1655 | return vty_show_prefix_list(vty, AFI_IP6, prefix_list, arg_str, dtype); |
718e3744 | 1656 | } |
1657 | ||
6cdff321 DL |
1658 | DEFPY (show_ipv6_prefix_list_prefix, |
1659 | show_ipv6_prefix_list_prefix_cmd, | |
1660 | "show ipv6 prefix-list WORD X:X::X:X/M$prefix [longer$dl|first-match$dfm]", | |
718e3744 | 1661 | SHOW_STR |
1662 | IPV6_STR | |
1663 | PREFIX_LIST_STR | |
1664 | "Name of a prefix list\n" | |
1665 | "IPv6 prefix <network>/<length>, e.g., 3ffe::/16\n" | |
6cdff321 | 1666 | "Lookup longer prefix\n" |
718e3744 | 1667 | "First matched prefix\n") |
1668 | { | |
d62a17ae | 1669 | enum display_type dtype = normal_display; |
1670 | if (dl) | |
1671 | dtype = longer_display; | |
1672 | else if (dfm) | |
1673 | dtype = first_match_display; | |
718e3744 | 1674 | |
d62a17ae | 1675 | return vty_show_prefix_list_prefix(vty, AFI_IP6, prefix_list, |
1676 | prefix_str, dtype); | |
718e3744 | 1677 | } |
1678 | ||
6cdff321 DL |
1679 | DEFPY (show_ipv6_prefix_list_summary, |
1680 | show_ipv6_prefix_list_summary_cmd, | |
1681 | "show ipv6 prefix-list summary [WORD$prefix-list]", | |
718e3744 | 1682 | SHOW_STR |
1683 | IPV6_STR | |
1684 | PREFIX_LIST_STR | |
1685 | "Summary of prefix lists\n" | |
1686 | "Name of a prefix list\n") | |
1687 | { | |
d62a17ae | 1688 | return vty_show_prefix_list(vty, AFI_IP6, prefix_list, NULL, |
1689 | summary_display); | |
718e3744 | 1690 | } |
1691 | ||
6cdff321 | 1692 | DEFPY (show_ipv6_prefix_list_detail, |
718e3744 | 1693 | show_ipv6_prefix_list_detail_cmd, |
6cdff321 | 1694 | "show ipv6 prefix-list detail [WORD$prefix-list]", |
718e3744 | 1695 | SHOW_STR |
1696 | IPV6_STR | |
1697 | PREFIX_LIST_STR | |
1698 | "Detail of prefix lists\n" | |
1699 | "Name of a prefix list\n") | |
1700 | { | |
d62a17ae | 1701 | return vty_show_prefix_list(vty, AFI_IP6, prefix_list, NULL, |
1702 | detail_display); | |
718e3744 | 1703 | } |
1704 | ||
6cdff321 | 1705 | DEFPY (clear_ipv6_prefix_list, |
718e3744 | 1706 | clear_ipv6_prefix_list_cmd, |
6cdff321 | 1707 | "clear ipv6 prefix-list [WORD [X:X::X:X/M$prefix]]", |
718e3744 | 1708 | CLEAR_STR |
1709 | IPV6_STR | |
1710 | PREFIX_LIST_STR | |
1711 | "Name of a prefix list\n" | |
1712 | "IPv6 prefix <network>/<length>, e.g., 3ffe::/16\n") | |
1713 | { | |
d62a17ae | 1714 | return vty_clear_prefix_list(vty, AFI_IP6, prefix_list, prefix_str); |
718e3744 | 1715 | } |
6b0655a2 | 1716 | |
718e3744 | 1717 | /* Configuration write function. */ |
d62a17ae | 1718 | static int config_write_prefix_afi(afi_t afi, struct vty *vty) |
1719 | { | |
1720 | struct prefix_list *plist; | |
1721 | struct prefix_list_entry *pentry; | |
1722 | struct prefix_master *master; | |
1723 | int write = 0; | |
1724 | ||
1725 | master = prefix_master_get(afi, 0); | |
1726 | if (master == NULL) | |
1727 | return 0; | |
718e3744 | 1728 | |
d62a17ae | 1729 | if (!master->seqnum) { |
1730 | vty_out(vty, "no ip%s prefix-list sequence-number\n", | |
1731 | afi == AFI_IP ? "" : "v6"); | |
1732 | vty_out(vty, "!\n"); | |
718e3744 | 1733 | } |
d62a17ae | 1734 | |
1735 | for (plist = master->num.head; plist; plist = plist->next) { | |
1736 | if (plist->desc) { | |
1737 | vty_out(vty, "ip%s prefix-list %s description %s\n", | |
1738 | afi == AFI_IP ? "" : "v6", plist->name, | |
1739 | plist->desc); | |
1740 | write++; | |
1741 | } | |
1742 | ||
1743 | for (pentry = plist->head; pentry; pentry = pentry->next) { | |
1744 | vty_out(vty, "ip%s prefix-list %s ", | |
1745 | afi == AFI_IP ? "" : "v6", plist->name); | |
1746 | ||
1747 | if (master->seqnum) | |
24512fbd | 1748 | vty_out(vty, "seq %" PRId64 " ", pentry->seq); |
d62a17ae | 1749 | |
1750 | vty_out(vty, "%s ", prefix_list_type_str(pentry)); | |
1751 | ||
1752 | if (pentry->any) | |
1753 | vty_out(vty, "any"); | |
1754 | else { | |
1755 | struct prefix *p = &pentry->prefix; | |
1756 | char buf[BUFSIZ]; | |
1757 | ||
1758 | vty_out(vty, "%s/%d", | |
1759 | inet_ntop(p->family, &p->u.prefix, buf, | |
1760 | BUFSIZ), | |
1761 | p->prefixlen); | |
1762 | ||
1763 | if (pentry->ge) | |
1764 | vty_out(vty, " ge %d", pentry->ge); | |
1765 | if (pentry->le) | |
1766 | vty_out(vty, " le %d", pentry->le); | |
1767 | } | |
1768 | vty_out(vty, "\n"); | |
1769 | write++; | |
1770 | } | |
1771 | /* vty_out (vty, "!\n"); */ | |
718e3744 | 1772 | } |
1773 | ||
d62a17ae | 1774 | for (plist = master->str.head; plist; plist = plist->next) { |
1775 | if (plist->desc) { | |
1776 | vty_out(vty, "ip%s prefix-list %s description %s\n", | |
1777 | afi == AFI_IP ? "" : "v6", plist->name, | |
1778 | plist->desc); | |
1779 | write++; | |
1780 | } | |
1781 | ||
1782 | for (pentry = plist->head; pentry; pentry = pentry->next) { | |
1783 | vty_out(vty, "ip%s prefix-list %s ", | |
1784 | afi == AFI_IP ? "" : "v6", plist->name); | |
1785 | ||
1786 | if (master->seqnum) | |
24512fbd | 1787 | vty_out(vty, "seq %" PRId64 " ", pentry->seq); |
d62a17ae | 1788 | |
1789 | vty_out(vty, "%s", prefix_list_type_str(pentry)); | |
1790 | ||
1791 | if (pentry->any) | |
1792 | vty_out(vty, " any"); | |
1793 | else { | |
1794 | struct prefix *p = &pentry->prefix; | |
1795 | char buf[BUFSIZ]; | |
1796 | ||
1797 | vty_out(vty, " %s/%d", | |
1798 | inet_ntop(p->family, &p->u.prefix, buf, | |
1799 | BUFSIZ), | |
1800 | p->prefixlen); | |
1801 | ||
1802 | if (pentry->ge) | |
1803 | vty_out(vty, " ge %d", pentry->ge); | |
1804 | if (pentry->le) | |
1805 | vty_out(vty, " le %d", pentry->le); | |
1806 | } | |
1807 | vty_out(vty, "\n"); | |
1808 | write++; | |
1809 | } | |
718e3744 | 1810 | } |
d62a17ae | 1811 | |
1812 | return write; | |
718e3744 | 1813 | } |
1814 | ||
d62a17ae | 1815 | struct stream *prefix_bgp_orf_entry(struct stream *s, struct prefix_list *plist, |
d7c0a89a QY |
1816 | uint8_t init_flag, uint8_t permit_flag, |
1817 | uint8_t deny_flag) | |
718e3744 | 1818 | { |
d62a17ae | 1819 | struct prefix_list_entry *pentry; |
718e3744 | 1820 | |
d62a17ae | 1821 | if (!plist) |
1822 | return s; | |
718e3744 | 1823 | |
d62a17ae | 1824 | for (pentry = plist->head; pentry; pentry = pentry->next) { |
d7c0a89a | 1825 | uint8_t flag = init_flag; |
d62a17ae | 1826 | struct prefix *p = &pentry->prefix; |
718e3744 | 1827 | |
d62a17ae | 1828 | flag |= (pentry->type == PREFIX_PERMIT ? permit_flag |
1829 | : deny_flag); | |
1830 | stream_putc(s, flag); | |
d7c0a89a QY |
1831 | stream_putl(s, (uint32_t)pentry->seq); |
1832 | stream_putc(s, (uint8_t)pentry->ge); | |
1833 | stream_putc(s, (uint8_t)pentry->le); | |
d62a17ae | 1834 | stream_put_prefix(s, p); |
1835 | } | |
718e3744 | 1836 | |
d62a17ae | 1837 | return s; |
718e3744 | 1838 | } |
1839 | ||
d62a17ae | 1840 | int prefix_bgp_orf_set(char *name, afi_t afi, struct orf_prefix *orfp, |
1841 | int permit, int set) | |
718e3744 | 1842 | { |
d62a17ae | 1843 | struct prefix_list *plist; |
1844 | struct prefix_list_entry *pentry; | |
718e3744 | 1845 | |
d62a17ae | 1846 | /* ge and le value check */ |
1847 | if (orfp->ge && orfp->ge <= orfp->p.prefixlen) | |
1848 | return CMD_WARNING_CONFIG_FAILED; | |
1849 | if (orfp->le && orfp->le <= orfp->p.prefixlen) | |
1850 | return CMD_WARNING_CONFIG_FAILED; | |
1851 | if (orfp->le && orfp->ge > orfp->le) | |
1852 | return CMD_WARNING_CONFIG_FAILED; | |
718e3744 | 1853 | |
d62a17ae | 1854 | if (orfp->ge && orfp->le == (afi == AFI_IP ? 32 : 128)) |
1855 | orfp->le = 0; | |
718e3744 | 1856 | |
d62a17ae | 1857 | plist = prefix_list_get(afi, 1, name); |
1858 | if (!plist) | |
1859 | return CMD_WARNING_CONFIG_FAILED; | |
718e3744 | 1860 | |
d62a17ae | 1861 | if (set) { |
1862 | pentry = prefix_list_entry_make( | |
1863 | &orfp->p, (permit ? PREFIX_PERMIT : PREFIX_DENY), | |
1864 | orfp->seq, orfp->le, orfp->ge, 0); | |
718e3744 | 1865 | |
d62a17ae | 1866 | if (prefix_entry_dup_check(plist, pentry)) { |
1867 | prefix_list_entry_free(pentry); | |
1868 | return CMD_WARNING_CONFIG_FAILED; | |
1869 | } | |
718e3744 | 1870 | |
d62a17ae | 1871 | prefix_list_entry_add(plist, pentry); |
1872 | } else { | |
1873 | pentry = prefix_list_entry_lookup( | |
1874 | plist, &orfp->p, (permit ? PREFIX_PERMIT : PREFIX_DENY), | |
1875 | orfp->seq, orfp->le, orfp->ge); | |
718e3744 | 1876 | |
d62a17ae | 1877 | if (!pentry) |
1878 | return CMD_WARNING_CONFIG_FAILED; | |
718e3744 | 1879 | |
d62a17ae | 1880 | prefix_list_entry_delete(plist, pentry, 1); |
1881 | } | |
718e3744 | 1882 | |
d62a17ae | 1883 | return CMD_SUCCESS; |
718e3744 | 1884 | } |
1885 | ||
d62a17ae | 1886 | void prefix_bgp_orf_remove_all(afi_t afi, char *name) |
718e3744 | 1887 | { |
d62a17ae | 1888 | struct prefix_list *plist; |
718e3744 | 1889 | |
d62a17ae | 1890 | plist = prefix_bgp_orf_lookup(afi, name); |
1891 | if (plist) | |
1892 | prefix_list_delete(plist); | |
718e3744 | 1893 | } |
1894 | ||
1895 | /* return prefix count */ | |
d62a17ae | 1896 | int prefix_bgp_show_prefix_list(struct vty *vty, afi_t afi, char *name, |
d7c0a89a | 1897 | uint8_t use_json) |
d62a17ae | 1898 | { |
1899 | struct prefix_list *plist; | |
1900 | struct prefix_list_entry *pentry; | |
1901 | json_object *json = NULL; | |
1902 | json_object *json_prefix = NULL; | |
1903 | json_object *json_list = NULL; | |
1904 | ||
1905 | plist = prefix_bgp_orf_lookup(afi, name); | |
1906 | if (!plist) | |
1907 | return 0; | |
1908 | ||
1909 | if (!vty) | |
1910 | return plist->count; | |
1911 | ||
1912 | if (use_json) { | |
1913 | json = json_object_new_object(); | |
1914 | json_prefix = json_object_new_object(); | |
1915 | json_list = json_object_new_object(); | |
1916 | ||
1917 | json_object_int_add(json_prefix, "prefixListCounter", | |
1918 | plist->count); | |
1919 | json_object_string_add(json_prefix, "prefixListName", | |
1920 | plist->name); | |
1921 | ||
1922 | for (pentry = plist->head; pentry; pentry = pentry->next) { | |
1923 | struct prefix *p = &pentry->prefix; | |
1924 | char buf_a[BUFSIZ]; | |
1925 | char buf_b[BUFSIZ]; | |
1926 | ||
1927 | sprintf(buf_a, "%s/%d", | |
1928 | inet_ntop(p->family, &p->u.prefix, buf_b, | |
1929 | BUFSIZ), | |
1930 | p->prefixlen); | |
1931 | ||
1932 | json_object_int_add(json_list, "seq", pentry->seq); | |
1933 | json_object_string_add(json_list, "seqPrefixListType", | |
1934 | prefix_list_type_str(pentry)); | |
1935 | ||
1936 | if (pentry->ge) | |
1937 | json_object_int_add(json_list, "ge", | |
1938 | pentry->ge); | |
1939 | if (pentry->le) | |
1940 | json_object_int_add(json_list, "le", | |
1941 | pentry->le); | |
1942 | ||
1943 | json_object_object_add(json_prefix, buf_a, json_list); | |
1944 | } | |
1945 | if (afi == AFI_IP) | |
1946 | json_object_object_add(json, "ipPrefixList", | |
1947 | json_prefix); | |
1948 | else | |
1949 | json_object_object_add(json, "ipv6PrefixList", | |
1950 | json_prefix); | |
1951 | ||
9d303b37 DL |
1952 | vty_out(vty, "%s\n", json_object_to_json_string_ext( |
1953 | json, JSON_C_TO_STRING_PRETTY)); | |
d62a17ae | 1954 | json_object_free(json); |
1955 | } else { | |
1956 | vty_out(vty, "ip%s prefix-list %s: %d entries\n", | |
1957 | afi == AFI_IP ? "" : "v6", plist->name, plist->count); | |
1958 | ||
1959 | for (pentry = plist->head; pentry; pentry = pentry->next) { | |
1960 | struct prefix *p = &pentry->prefix; | |
1961 | char buf[BUFSIZ]; | |
1962 | ||
24512fbd DS |
1963 | vty_out(vty, " seq %" PRId64 " %s %s/%d", |
1964 | pentry->seq, | |
d62a17ae | 1965 | prefix_list_type_str(pentry), |
1966 | inet_ntop(p->family, &p->u.prefix, buf, BUFSIZ), | |
1967 | p->prefixlen); | |
1968 | ||
1969 | if (pentry->ge) | |
1970 | vty_out(vty, " ge %d", pentry->ge); | |
1971 | if (pentry->le) | |
1972 | vty_out(vty, " le %d", pentry->le); | |
1973 | ||
1974 | vty_out(vty, "\n"); | |
1975 | } | |
1976 | } | |
1977 | return plist->count; | |
1978 | } | |
1979 | ||
1980 | static void prefix_list_reset_afi(afi_t afi, int orf) | |
1981 | { | |
1982 | struct prefix_list *plist; | |
1983 | struct prefix_list *next; | |
1984 | struct prefix_master *master; | |
1985 | ||
1986 | master = prefix_master_get(afi, orf); | |
1987 | if (master == NULL) | |
1988 | return; | |
1989 | ||
1990 | for (plist = master->num.head; plist; plist = next) { | |
1991 | next = plist->next; | |
1992 | prefix_list_delete(plist); | |
1993 | } | |
1994 | for (plist = master->str.head; plist; plist = next) { | |
1995 | next = plist->next; | |
1996 | prefix_list_delete(plist); | |
1997 | } | |
1998 | ||
1999 | assert(master->num.head == NULL); | |
2000 | assert(master->num.tail == NULL); | |
2001 | ||
2002 | assert(master->str.head == NULL); | |
2003 | assert(master->str.tail == NULL); | |
2004 | ||
2005 | master->seqnum = 1; | |
2006 | master->recent = NULL; | |
718e3744 | 2007 | } |
2008 | ||
2009 | ||
2010 | /* Prefix-list node. */ | |
d62a17ae | 2011 | static struct cmd_node prefix_node = {PREFIX_NODE, |
2012 | "", /* Prefix list has no interface. */ | |
2013 | 1}; | |
718e3744 | 2014 | |
d62a17ae | 2015 | static int config_write_prefix_ipv4(struct vty *vty) |
718e3744 | 2016 | { |
d62a17ae | 2017 | return config_write_prefix_afi(AFI_IP, vty); |
718e3744 | 2018 | } |
2019 | ||
d62a17ae | 2020 | static void plist_autocomplete_afi(afi_t afi, vector comps, |
2021 | struct cmd_token *token) | |
70d44c5c | 2022 | { |
d62a17ae | 2023 | struct prefix_list *plist; |
2024 | struct prefix_master *master; | |
70d44c5c | 2025 | |
d62a17ae | 2026 | master = prefix_master_get(afi, 0); |
2027 | if (master == NULL) | |
2028 | return; | |
70d44c5c | 2029 | |
d62a17ae | 2030 | for (plist = master->str.head; plist; plist = plist->next) |
2031 | vector_set(comps, XSTRDUP(MTYPE_COMPLETION, plist->name)); | |
2032 | for (plist = master->num.head; plist; plist = plist->next) | |
2033 | vector_set(comps, XSTRDUP(MTYPE_COMPLETION, plist->name)); | |
70d44c5c DL |
2034 | } |
2035 | ||
d62a17ae | 2036 | static void plist_autocomplete(vector comps, struct cmd_token *token) |
70d44c5c | 2037 | { |
d62a17ae | 2038 | plist_autocomplete_afi(AFI_IP, comps, token); |
2039 | plist_autocomplete_afi(AFI_IP6, comps, token); | |
70d44c5c DL |
2040 | } |
2041 | ||
2042 | static const struct cmd_variable_handler plist_var_handlers[] = { | |
d62a17ae | 2043 | {/* "prefix-list WORD" */ |
2044 | .varname = "prefix_list", | |
2045 | .completions = plist_autocomplete}, | |
2046 | {.completions = NULL}}; | |
70d44c5c DL |
2047 | |
2048 | ||
d62a17ae | 2049 | static void prefix_list_init_ipv4(void) |
718e3744 | 2050 | { |
d62a17ae | 2051 | install_node(&prefix_node, config_write_prefix_ipv4); |
718e3744 | 2052 | |
d62a17ae | 2053 | install_element(CONFIG_NODE, &ip_prefix_list_cmd); |
2054 | install_element(CONFIG_NODE, &no_ip_prefix_list_cmd); | |
2055 | install_element(CONFIG_NODE, &no_ip_prefix_list_all_cmd); | |
718e3744 | 2056 | |
d62a17ae | 2057 | install_element(CONFIG_NODE, &ip_prefix_list_description_cmd); |
2058 | install_element(CONFIG_NODE, &no_ip_prefix_list_description_cmd); | |
2059 | install_element(CONFIG_NODE, | |
2060 | &no_ip_prefix_list_description_comment_cmd); | |
718e3744 | 2061 | |
d62a17ae | 2062 | install_element(CONFIG_NODE, &ip_prefix_list_sequence_number_cmd); |
718e3744 | 2063 | |
d62a17ae | 2064 | install_element(VIEW_NODE, &show_ip_prefix_list_cmd); |
2065 | install_element(VIEW_NODE, &show_ip_prefix_list_prefix_cmd); | |
2066 | install_element(VIEW_NODE, &show_ip_prefix_list_summary_cmd); | |
2067 | install_element(VIEW_NODE, &show_ip_prefix_list_detail_cmd); | |
718e3744 | 2068 | |
d62a17ae | 2069 | install_element(ENABLE_NODE, &clear_ip_prefix_list_cmd); |
718e3744 | 2070 | } |
2071 | ||
718e3744 | 2072 | /* Prefix-list node. */ |
d62a17ae | 2073 | static struct cmd_node prefix_ipv6_node = { |
2074 | PREFIX_IPV6_NODE, "", /* Prefix list has no interface. */ | |
2075 | 1}; | |
718e3744 | 2076 | |
d62a17ae | 2077 | static int config_write_prefix_ipv6(struct vty *vty) |
718e3744 | 2078 | { |
d62a17ae | 2079 | return config_write_prefix_afi(AFI_IP6, vty); |
718e3744 | 2080 | } |
2081 | ||
d62a17ae | 2082 | static void prefix_list_init_ipv6(void) |
718e3744 | 2083 | { |
d62a17ae | 2084 | install_node(&prefix_ipv6_node, config_write_prefix_ipv6); |
718e3744 | 2085 | |
d62a17ae | 2086 | install_element(CONFIG_NODE, &ipv6_prefix_list_cmd); |
2087 | install_element(CONFIG_NODE, &no_ipv6_prefix_list_cmd); | |
2088 | install_element(CONFIG_NODE, &no_ipv6_prefix_list_all_cmd); | |
718e3744 | 2089 | |
d62a17ae | 2090 | install_element(CONFIG_NODE, &ipv6_prefix_list_description_cmd); |
2091 | install_element(CONFIG_NODE, &no_ipv6_prefix_list_description_cmd); | |
2092 | install_element(CONFIG_NODE, | |
2093 | &no_ipv6_prefix_list_description_comment_cmd); | |
718e3744 | 2094 | |
d62a17ae | 2095 | install_element(CONFIG_NODE, &ipv6_prefix_list_sequence_number_cmd); |
718e3744 | 2096 | |
d62a17ae | 2097 | install_element(VIEW_NODE, &show_ipv6_prefix_list_cmd); |
2098 | install_element(VIEW_NODE, &show_ipv6_prefix_list_prefix_cmd); | |
2099 | install_element(VIEW_NODE, &show_ipv6_prefix_list_summary_cmd); | |
2100 | install_element(VIEW_NODE, &show_ipv6_prefix_list_detail_cmd); | |
718e3744 | 2101 | |
d62a17ae | 2102 | install_element(ENABLE_NODE, &clear_ipv6_prefix_list_cmd); |
718e3744 | 2103 | } |
718e3744 | 2104 | |
d62a17ae | 2105 | void prefix_list_init() |
718e3744 | 2106 | { |
d62a17ae | 2107 | cmd_variable_handler_register(plist_var_handlers); |
70d44c5c | 2108 | |
d62a17ae | 2109 | prefix_list_init_ipv4(); |
2110 | prefix_list_init_ipv6(); | |
718e3744 | 2111 | } |
2112 | ||
d62a17ae | 2113 | void prefix_list_reset() |
718e3744 | 2114 | { |
d62a17ae | 2115 | prefix_list_reset_afi(AFI_IP, 0); |
2116 | prefix_list_reset_afi(AFI_IP6, 0); | |
2117 | prefix_list_reset_afi(AFI_IP, 1); | |
2118 | prefix_list_reset_afi(AFI_IP6, 1); | |
718e3744 | 2119 | } |