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718e3744 | 1 | /* Distribute list functions |
2 | * Copyright (C) 1998, 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 "hash.h" | |
24 | #include "if.h" | |
25 | #include "filter.h" | |
26 | #include "command.h" | |
27 | #include "distribute.h" | |
28 | #include "memory.h" | |
29 | ||
d62a17ae | 30 | DEFINE_MTYPE_STATIC(LIB, DISTRIBUTE, "Distribute list") |
4a1ab8e4 | 31 | DEFINE_MTYPE_STATIC(LIB, DISTRIBUTE_IFNAME, "Dist-list ifname") |
d62a17ae | 32 | DEFINE_MTYPE_STATIC(LIB, DISTRIBUTE_NAME, "Dist-list name") |
4a1ab8e4 | 33 | |
718e3744 | 34 | /* Hash of distribute list. */ |
35 | struct hash *disthash; | |
36 | ||
37 | /* Hook functions. */ | |
d62a17ae | 38 | void (*distribute_add_hook)(struct distribute *); |
39 | void (*distribute_delete_hook)(struct distribute *); | |
6b0655a2 | 40 | |
d62a17ae | 41 | static struct distribute *distribute_new(void) |
718e3744 | 42 | { |
d62a17ae | 43 | return XCALLOC(MTYPE_DISTRIBUTE, sizeof(struct distribute)); |
718e3744 | 44 | } |
45 | ||
46 | /* Free distribute object. */ | |
d62a17ae | 47 | static void distribute_free(struct distribute *dist) |
718e3744 | 48 | { |
d62a17ae | 49 | int i = 0; |
ee5bb561 | 50 | |
d62a17ae | 51 | if (dist->ifname) |
52 | XFREE(MTYPE_DISTRIBUTE_IFNAME, dist->ifname); | |
718e3744 | 53 | |
d62a17ae | 54 | for (i = 0; i < DISTRIBUTE_MAX; i++) |
55 | if (dist->list[i]) | |
56 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->list[i]); | |
718e3744 | 57 | |
d62a17ae | 58 | for (i = 0; i < DISTRIBUTE_MAX; i++) |
59 | if (dist->prefix[i]) | |
60 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->prefix[i]); | |
718e3744 | 61 | |
d62a17ae | 62 | XFREE(MTYPE_DISTRIBUTE, dist); |
718e3744 | 63 | } |
64 | ||
d62a17ae | 65 | static void distribute_free_if_empty(struct distribute *dist) |
ee5bb561 | 66 | { |
d62a17ae | 67 | int i; |
ee5bb561 | 68 | |
d62a17ae | 69 | for (i = 0; i < DISTRIBUTE_MAX; i++) |
70 | if (dist->list[i] != NULL || dist->prefix[i] != NULL) | |
71 | return; | |
ee5bb561 | 72 | |
d62a17ae | 73 | hash_release(disthash, dist); |
74 | distribute_free(dist); | |
ee5bb561 MB |
75 | } |
76 | ||
718e3744 | 77 | /* Lookup interface's distribute list. */ |
d62a17ae | 78 | struct distribute *distribute_lookup(const char *ifname) |
718e3744 | 79 | { |
d62a17ae | 80 | struct distribute key; |
81 | struct distribute *dist; | |
718e3744 | 82 | |
d62a17ae | 83 | /* temporary reference */ |
84 | key.ifname = (ifname) ? XSTRDUP(MTYPE_DISTRIBUTE_IFNAME, ifname) : NULL; | |
718e3744 | 85 | |
d62a17ae | 86 | dist = hash_lookup(disthash, &key); |
3a7c85d1 | 87 | |
d62a17ae | 88 | if (key.ifname) |
89 | XFREE(MTYPE_DISTRIBUTE_IFNAME, key.ifname); | |
24873f0c | 90 | |
d62a17ae | 91 | return dist; |
718e3744 | 92 | } |
93 | ||
d62a17ae | 94 | void distribute_list_add_hook(void (*func)(struct distribute *)) |
718e3744 | 95 | { |
d62a17ae | 96 | distribute_add_hook = func; |
718e3744 | 97 | } |
98 | ||
d62a17ae | 99 | void distribute_list_delete_hook(void (*func)(struct distribute *)) |
718e3744 | 100 | { |
d62a17ae | 101 | distribute_delete_hook = func; |
718e3744 | 102 | } |
103 | ||
d62a17ae | 104 | static void *distribute_hash_alloc(struct distribute *arg) |
718e3744 | 105 | { |
d62a17ae | 106 | struct distribute *dist; |
107 | ||
108 | dist = distribute_new(); | |
109 | if (arg->ifname) | |
110 | dist->ifname = XSTRDUP(MTYPE_DISTRIBUTE_IFNAME, arg->ifname); | |
111 | else | |
112 | dist->ifname = NULL; | |
113 | return dist; | |
718e3744 | 114 | } |
115 | ||
116 | /* Make new distribute list and push into hash. */ | |
d62a17ae | 117 | static struct distribute *distribute_get(const char *ifname) |
718e3744 | 118 | { |
d62a17ae | 119 | struct distribute key; |
120 | struct distribute *ret; | |
121 | ||
122 | /* temporary reference */ | |
123 | key.ifname = (ifname) ? XSTRDUP(MTYPE_DISTRIBUTE_IFNAME, ifname) : NULL; | |
718e3744 | 124 | |
d62a17ae | 125 | ret = hash_get(disthash, &key, |
126 | (void *(*)(void *))distribute_hash_alloc); | |
24873f0c | 127 | |
d62a17ae | 128 | if (key.ifname) |
129 | XFREE(MTYPE_DISTRIBUTE_IFNAME, key.ifname); | |
3a7c85d1 | 130 | |
d62a17ae | 131 | return ret; |
718e3744 | 132 | } |
133 | ||
d62a17ae | 134 | static unsigned int distribute_hash_make(void *arg) |
718e3744 | 135 | { |
d62a17ae | 136 | const struct distribute *dist = arg; |
718e3744 | 137 | |
d62a17ae | 138 | return dist->ifname ? string_hash_make(dist->ifname) : 0; |
718e3744 | 139 | } |
140 | ||
141 | /* If two distribute-list have same value then return 1 else return | |
142 | 0. This function is used by hash package. */ | |
74df8d6d | 143 | static bool distribute_cmp(const struct distribute *dist1, |
d62a17ae | 144 | const struct distribute *dist2) |
718e3744 | 145 | { |
d62a17ae | 146 | if (dist1->ifname && dist2->ifname) |
147 | if (strcmp(dist1->ifname, dist2->ifname) == 0) | |
74df8d6d | 148 | return true; |
d62a17ae | 149 | if (!dist1->ifname && !dist2->ifname) |
74df8d6d DS |
150 | return true; |
151 | return false; | |
718e3744 | 152 | } |
6b0655a2 | 153 | |
718e3744 | 154 | /* Set access-list name to the distribute list. */ |
d62a17ae | 155 | static void distribute_list_set(const char *ifname, enum distribute_type type, |
156 | const char *alist_name) | |
718e3744 | 157 | { |
d62a17ae | 158 | struct distribute *dist; |
718e3744 | 159 | |
d62a17ae | 160 | dist = distribute_get(ifname); |
718e3744 | 161 | |
d62a17ae | 162 | if (dist->list[type]) |
163 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->list[type]); | |
164 | dist->list[type] = XSTRDUP(MTYPE_DISTRIBUTE_NAME, alist_name); | |
718e3744 | 165 | |
d62a17ae | 166 | /* Apply this distribute-list to the interface. */ |
167 | (*distribute_add_hook)(dist); | |
718e3744 | 168 | } |
169 | ||
170 | /* Unset distribute-list. If matched distribute-list exist then | |
171 | return 1. */ | |
d62a17ae | 172 | static int distribute_list_unset(const char *ifname, enum distribute_type type, |
173 | const char *alist_name) | |
718e3744 | 174 | { |
d62a17ae | 175 | struct distribute *dist; |
718e3744 | 176 | |
d62a17ae | 177 | dist = distribute_lookup(ifname); |
178 | if (!dist) | |
179 | return 0; | |
718e3744 | 180 | |
d62a17ae | 181 | if (!dist->list[type]) |
182 | return 0; | |
183 | if (strcmp(dist->list[type], alist_name) != 0) | |
184 | return 0; | |
718e3744 | 185 | |
d62a17ae | 186 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->list[type]); |
187 | dist->list[type] = NULL; | |
718e3744 | 188 | |
d62a17ae | 189 | /* Apply this distribute-list to the interface. */ |
190 | (*distribute_delete_hook)(dist); | |
718e3744 | 191 | |
d62a17ae | 192 | /* If all dist are NULL, then free distribute list. */ |
193 | distribute_free_if_empty(dist); | |
194 | return 1; | |
718e3744 | 195 | } |
196 | ||
197 | /* Set access-list name to the distribute list. */ | |
d62a17ae | 198 | static void distribute_list_prefix_set(const char *ifname, |
199 | enum distribute_type type, | |
200 | const char *plist_name) | |
718e3744 | 201 | { |
d62a17ae | 202 | struct distribute *dist; |
718e3744 | 203 | |
d62a17ae | 204 | dist = distribute_get(ifname); |
718e3744 | 205 | |
d62a17ae | 206 | if (dist->prefix[type]) |
207 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->prefix[type]); | |
208 | dist->prefix[type] = XSTRDUP(MTYPE_DISTRIBUTE_NAME, plist_name); | |
718e3744 | 209 | |
d62a17ae | 210 | /* Apply this distribute-list to the interface. */ |
211 | (*distribute_add_hook)(dist); | |
718e3744 | 212 | } |
213 | ||
214 | /* Unset distribute-list. If matched distribute-list exist then | |
215 | return 1. */ | |
d62a17ae | 216 | static int distribute_list_prefix_unset(const char *ifname, |
217 | enum distribute_type type, | |
218 | const char *plist_name) | |
718e3744 | 219 | { |
d62a17ae | 220 | struct distribute *dist; |
718e3744 | 221 | |
d62a17ae | 222 | dist = distribute_lookup(ifname); |
223 | if (!dist) | |
224 | return 0; | |
718e3744 | 225 | |
d62a17ae | 226 | if (!dist->prefix[type]) |
227 | return 0; | |
228 | if (strcmp(dist->prefix[type], plist_name) != 0) | |
229 | return 0; | |
718e3744 | 230 | |
d62a17ae | 231 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->prefix[type]); |
232 | dist->prefix[type] = NULL; | |
718e3744 | 233 | |
d62a17ae | 234 | /* Apply this distribute-list to the interface. */ |
235 | (*distribute_delete_hook)(dist); | |
718e3744 | 236 | |
d62a17ae | 237 | /* If all dist are NULL, then free distribute list. */ |
238 | distribute_free_if_empty(dist); | |
239 | return 1; | |
718e3744 | 240 | } |
241 | ||
718e3744 | 242 | DEFUN (distribute_list, |
243 | distribute_list_cmd, | |
aa1c90a4 | 244 | "distribute-list [prefix] WORD <in|out> [WORD]", |
718e3744 | 245 | "Filter networks in routing updates\n" |
856377cc | 246 | "Specify a prefix\n" |
718e3744 | 247 | "Access-list name\n" |
248 | "Filter incoming routing updates\n" | |
249 | "Filter outgoing routing updates\n" | |
250 | "Interface name\n") | |
251 | { | |
d62a17ae | 252 | int prefix = (argv[1]->type == WORD_TKN) ? 1 : 0; |
253 | ||
254 | /* Check of distribute list type. */ | |
255 | enum distribute_type type = argv[2 + prefix]->arg[0] == 'i' | |
256 | ? DISTRIBUTE_V4_IN | |
257 | : DISTRIBUTE_V4_OUT; | |
718e3744 | 258 | |
d62a17ae | 259 | /* Set appropriate function call */ |
260 | void (*distfn)(const char *, enum distribute_type, const char *) = | |
261 | prefix ? &distribute_list_prefix_set : &distribute_list_set; | |
ba23a691 | 262 | |
d62a17ae | 263 | /* if interface is present, get name */ |
264 | const char *ifname = NULL; | |
265 | if (argv[argc - 1]->type == VARIABLE_TKN) | |
266 | ifname = argv[argc - 1]->arg; | |
718e3744 | 267 | |
d62a17ae | 268 | /* Get interface name corresponding distribute list. */ |
269 | distfn(ifname, type, argv[1 + prefix]->arg); | |
718e3744 | 270 | |
d62a17ae | 271 | return CMD_SUCCESS; |
aa1c90a4 | 272 | } |
718e3744 | 273 | |
fb23cf4a | 274 | DEFUN (ipv6_distribute_list, |
ba23a691 | 275 | ipv6_distribute_list_cmd, |
e52702f2 QY |
276 | "ipv6 distribute-list [prefix] WORD <in|out> [WORD]", |
277 | "IPv6\n" | |
fb23cf4a | 278 | "Filter networks in routing updates\n" |
4e93448f | 279 | "Specify a prefix\n" |
fb23cf4a MB |
280 | "Access-list name\n" |
281 | "Filter incoming routing updates\n" | |
282 | "Filter outgoing routing updates\n" | |
283 | "Interface name\n") | |
284 | { | |
d62a17ae | 285 | int prefix = (argv[2]->type == WORD_TKN) ? 1 : 0; |
fb23cf4a | 286 | |
d62a17ae | 287 | /* Check of distribute list type. */ |
288 | enum distribute_type type = argv[3 + prefix]->arg[0] == 'i' | |
289 | ? DISTRIBUTE_V6_IN | |
290 | : DISTRIBUTE_V6_OUT; | |
e52702f2 | 291 | |
d62a17ae | 292 | /* Set appropriate function call */ |
293 | void (*distfn)(const char *, enum distribute_type, const char *) = | |
294 | prefix ? &distribute_list_prefix_set : &distribute_list_set; | |
fb23cf4a | 295 | |
d62a17ae | 296 | /* if interface is present, get name */ |
297 | const char *ifname = NULL; | |
298 | if (argv[argc - 1]->type == VARIABLE_TKN) | |
299 | ifname = argv[argc - 1]->arg; | |
fb23cf4a | 300 | |
d62a17ae | 301 | /* Get interface name corresponding distribute list. */ |
96f05398 | 302 | distfn(ifname, type, argv[2 + prefix]->arg); |
d62a17ae | 303 | |
304 | return CMD_SUCCESS; | |
fb23cf4a | 305 | } |
d62a17ae | 306 | |
aa1c90a4 QY |
307 | DEFUN (no_distribute_list, |
308 | no_distribute_list_cmd, | |
96f05398 | 309 | "no distribute-list [prefix] WORD <in|out> [WORD]", |
ba23a691 | 310 | NO_STR |
311 | "Filter networks in routing updates\n" | |
856377cc | 312 | "Specify a prefix\n" |
ba23a691 | 313 | "Access-list name\n" |
314 | "Filter incoming routing updates\n" | |
315 | "Filter outgoing routing updates\n" | |
316 | "Interface name\n") | |
718e3744 | 317 | { |
96f05398 | 318 | int prefix = (argv[2]->type == WORD_TKN) ? 1 : 0; |
d62a17ae | 319 | |
96f05398 | 320 | int idx_alname = 2 + prefix; |
d62a17ae | 321 | int idx_disttype = idx_alname + 1; |
96f05398 PG |
322 | enum distribute_type type = |
323 | argv[idx_disttype]->arg[0] == 'i' ? | |
324 | DISTRIBUTE_V4_IN : DISTRIBUTE_V4_OUT; | |
d62a17ae | 325 | |
96f05398 PG |
326 | /* Set appropriate function call */ |
327 | int (*distfn)(const char *, enum distribute_type, | |
328 | const char *) = | |
329 | prefix ? &distribute_list_prefix_unset : &distribute_list_unset; | |
330 | ||
331 | /* if interface is present, get name */ | |
332 | const char *ifname = NULL; | |
333 | if (argv[argc - 1]->type == VARIABLE_TKN) | |
334 | ifname = argv[argc - 1]->arg; | |
335 | /* Get interface name corresponding distribute list. */ | |
336 | int ret = distfn(ifname, type, argv[2 + prefix]->arg); | |
337 | ||
338 | if (!ret) { | |
339 | vty_out(vty, "distribute list doesn't exist\n"); | |
340 | return CMD_WARNING_CONFIG_FAILED; | |
341 | } | |
342 | return CMD_SUCCESS; | |
343 | } | |
344 | ||
345 | DEFUN (no_ipv6_distribute_list, | |
346 | no_ipv6_distribute_list_cmd, | |
347 | "no ipv6 distribute-list [prefix] WORD <in|out> [WORD]", | |
348 | NO_STR | |
349 | "IPv6\n" | |
350 | "Filter networks in routing updates\n" | |
351 | "Specify a prefix\n" | |
352 | "Access-list name\n" | |
353 | "Filter incoming routing updates\n" | |
354 | "Filter outgoing routing updates\n" | |
355 | "Interface name\n") | |
356 | { | |
357 | int prefix = (argv[3]->type == WORD_TKN) ? 1 : 0; | |
358 | ||
359 | int idx_alname = 3 + prefix; | |
360 | int idx_disttype = idx_alname + 1; | |
d62a17ae | 361 | |
362 | enum distribute_type type = | |
96f05398 PG |
363 | argv[idx_disttype]->arg[0] == 'i' ? |
364 | DISTRIBUTE_V6_IN : DISTRIBUTE_V6_OUT; | |
d62a17ae | 365 | |
366 | /* Set appropriate function call */ | |
367 | int (*distfn)(const char *, enum distribute_type, const char *) = | |
368 | prefix ? &distribute_list_prefix_unset : &distribute_list_unset; | |
369 | ||
370 | /* if interface is present, get name */ | |
371 | const char *ifname = NULL; | |
96f05398 | 372 | |
d62a17ae | 373 | if (argv[argc - 1]->type == VARIABLE_TKN) |
374 | ifname = argv[argc - 1]->arg; | |
375 | /* Get interface name corresponding distribute list. */ | |
96f05398 | 376 | int ret = distfn(ifname, type, argv[3 + prefix]->arg); |
d62a17ae | 377 | |
378 | if (!ret) { | |
379 | vty_out(vty, "distribute list doesn't exist\n"); | |
380 | return CMD_WARNING_CONFIG_FAILED; | |
381 | } | |
382 | return CMD_SUCCESS; | |
aa1c90a4 | 383 | } |
ba23a691 | 384 | |
d62a17ae | 385 | static int distribute_print(struct vty *vty, char *tab[], int is_prefix, |
386 | enum distribute_type type, int has_print) | |
ee5bb561 | 387 | { |
d62a17ae | 388 | if (tab[type]) { |
389 | vty_out(vty, "%s %s%s", has_print ? "," : "", | |
390 | is_prefix ? "(prefix-list) " : "", tab[type]); | |
391 | return 1; | |
392 | } | |
393 | return has_print; | |
ee5bb561 MB |
394 | } |
395 | ||
d62a17ae | 396 | int config_show_distribute(struct vty *vty) |
718e3744 | 397 | { |
d62a17ae | 398 | unsigned int i; |
399 | int has_print = 0; | |
400 | struct hash_backet *mp; | |
401 | struct distribute *dist; | |
402 | ||
403 | /* Output filter configuration. */ | |
404 | dist = distribute_lookup(NULL); | |
405 | vty_out(vty, " Outgoing update filter list for all interface is"); | |
406 | has_print = 0; | |
407 | if (dist) { | |
408 | has_print = distribute_print(vty, dist->list, 0, | |
409 | DISTRIBUTE_V4_OUT, has_print); | |
410 | has_print = distribute_print(vty, dist->prefix, 1, | |
411 | DISTRIBUTE_V4_OUT, has_print); | |
412 | has_print = distribute_print(vty, dist->list, 0, | |
413 | DISTRIBUTE_V6_OUT, has_print); | |
414 | has_print = distribute_print(vty, dist->prefix, 1, | |
415 | DISTRIBUTE_V6_OUT, has_print); | |
416 | } | |
417 | if (has_print) | |
418 | vty_out(vty, "\n"); | |
419 | else | |
420 | vty_out(vty, " not set\n"); | |
421 | ||
422 | for (i = 0; i < disthash->size; i++) | |
423 | for (mp = disthash->index[i]; mp; mp = mp->next) { | |
424 | dist = mp->data; | |
425 | if (dist->ifname) { | |
426 | vty_out(vty, " %s filtered by", | |
427 | dist->ifname); | |
428 | has_print = 0; | |
429 | has_print = distribute_print(vty, dist->list, 0, | |
430 | DISTRIBUTE_V4_OUT, | |
431 | has_print); | |
432 | has_print = distribute_print( | |
433 | vty, dist->prefix, 1, DISTRIBUTE_V4_OUT, | |
434 | has_print); | |
435 | has_print = distribute_print(vty, dist->list, 0, | |
436 | DISTRIBUTE_V6_OUT, | |
437 | has_print); | |
438 | has_print = distribute_print( | |
439 | vty, dist->prefix, 1, DISTRIBUTE_V6_OUT, | |
440 | has_print); | |
441 | if (has_print) | |
442 | vty_out(vty, "\n"); | |
443 | else | |
444 | vty_out(vty, " nothing\n"); | |
445 | } | |
446 | } | |
447 | ||
448 | ||
449 | /* Input filter configuration. */ | |
450 | dist = distribute_lookup(NULL); | |
451 | vty_out(vty, " Incoming update filter list for all interface is"); | |
452 | has_print = 0; | |
453 | if (dist) { | |
454 | has_print = distribute_print(vty, dist->list, 0, | |
455 | DISTRIBUTE_V4_IN, has_print); | |
456 | has_print = distribute_print(vty, dist->prefix, 1, | |
457 | DISTRIBUTE_V4_IN, has_print); | |
458 | has_print = distribute_print(vty, dist->list, 0, | |
459 | DISTRIBUTE_V6_IN, has_print); | |
460 | has_print = distribute_print(vty, dist->prefix, 1, | |
461 | DISTRIBUTE_V6_IN, has_print); | |
462 | } | |
463 | if (has_print) | |
464 | vty_out(vty, "\n"); | |
465 | else | |
466 | vty_out(vty, " not set\n"); | |
467 | ||
468 | for (i = 0; i < disthash->size; i++) | |
469 | for (mp = disthash->index[i]; mp; mp = mp->next) { | |
470 | dist = mp->data; | |
471 | if (dist->ifname) { | |
472 | vty_out(vty, " %s filtered by", | |
473 | dist->ifname); | |
474 | has_print = 0; | |
475 | has_print = distribute_print(vty, dist->list, 0, | |
476 | DISTRIBUTE_V4_IN, | |
477 | has_print); | |
478 | has_print = distribute_print( | |
479 | vty, dist->prefix, 1, DISTRIBUTE_V4_IN, | |
480 | has_print); | |
481 | has_print = distribute_print(vty, dist->list, 0, | |
482 | DISTRIBUTE_V6_IN, | |
483 | has_print); | |
484 | has_print = distribute_print( | |
485 | vty, dist->prefix, 1, DISTRIBUTE_V6_IN, | |
486 | has_print); | |
487 | if (has_print) | |
488 | vty_out(vty, "\n"); | |
489 | else | |
490 | vty_out(vty, " nothing\n"); | |
491 | } | |
492 | } | |
493 | return 0; | |
718e3744 | 494 | } |
495 | ||
496 | /* Configuration write function. */ | |
d62a17ae | 497 | int config_write_distribute(struct vty *vty) |
718e3744 | 498 | { |
d62a17ae | 499 | unsigned int i; |
500 | int j; | |
501 | int output, v6; | |
502 | struct hash_backet *mp; | |
503 | int write = 0; | |
504 | ||
505 | for (i = 0; i < disthash->size; i++) | |
506 | for (mp = disthash->index[i]; mp; mp = mp->next) { | |
507 | struct distribute *dist; | |
508 | ||
509 | dist = mp->data; | |
510 | ||
511 | for (j = 0; j < DISTRIBUTE_MAX; j++) | |
512 | if (dist->list[j]) { | |
513 | output = j == DISTRIBUTE_V4_OUT | |
514 | || j == DISTRIBUTE_V6_OUT; | |
515 | v6 = j == DISTRIBUTE_V6_IN | |
516 | || j == DISTRIBUTE_V6_OUT; | |
517 | vty_out(vty, | |
518 | " %sdistribute-list %s %s %s\n", | |
519 | v6 ? "ipv6 " : "", | |
520 | dist->list[j], | |
521 | output ? "out" : "in", | |
522 | dist->ifname ? dist->ifname | |
523 | : ""); | |
524 | write++; | |
525 | } | |
526 | ||
527 | for (j = 0; j < DISTRIBUTE_MAX; j++) | |
528 | if (dist->prefix[j]) { | |
529 | output = j == DISTRIBUTE_V4_OUT | |
530 | || j == DISTRIBUTE_V6_OUT; | |
531 | v6 = j == DISTRIBUTE_V6_IN | |
532 | || j == DISTRIBUTE_V6_OUT; | |
533 | vty_out(vty, | |
534 | " %sdistribute-list prefix %s %s %s\n", | |
535 | v6 ? "ipv6 " : "", | |
536 | dist->prefix[j], | |
537 | output ? "out" : "in", | |
538 | dist->ifname ? dist->ifname | |
539 | : ""); | |
540 | write++; | |
541 | } | |
542 | } | |
543 | return write; | |
718e3744 | 544 | } |
545 | ||
546 | /* Clear all distribute list. */ | |
d62a17ae | 547 | void distribute_list_reset() |
718e3744 | 548 | { |
d62a17ae | 549 | hash_clean(disthash, (void (*)(void *))distribute_free); |
718e3744 | 550 | } |
551 | ||
552 | /* Initialize distribute list related hash. */ | |
d62a17ae | 553 | void distribute_list_init(int node) |
718e3744 | 554 | { |
d62a17ae | 555 | disthash = hash_create( |
556 | distribute_hash_make, | |
74df8d6d | 557 | (bool (*)(const void *, const void *))distribute_cmp, NULL); |
d62a17ae | 558 | |
559 | /* vtysh command-extraction doesn't grok install_element(node, ) */ | |
560 | if (node == RIP_NODE) { | |
561 | install_element(RIP_NODE, &distribute_list_cmd); | |
562 | install_element(RIP_NODE, &no_distribute_list_cmd); | |
563 | } else if (node == RIPNG_NODE) { | |
564 | install_element(RIPNG_NODE, &distribute_list_cmd); | |
565 | install_element(RIPNG_NODE, &no_distribute_list_cmd); | |
566 | } | |
567 | ||
568 | /* install v6 */ | |
569 | if (node == RIPNG_NODE) { | |
570 | install_element(RIPNG_NODE, &ipv6_distribute_list_cmd); | |
96f05398 | 571 | install_element(RIPNG_NODE, &no_ipv6_distribute_list_cmd); |
d62a17ae | 572 | } |
573 | ||
574 | /* TODO: install v4 syntax command for v6 only protocols. */ | |
575 | /* if (node == RIPNG_NODE) { | |
576 | * install_element (node, &ipv6_as_v4_distribute_list_all_cmd); | |
577 | * install_element (node, &no_ipv6_as_v4_distribute_list_all_cmd); | |
578 | * install_element (node, &ipv6_as_v4_distribute_list_cmd); | |
579 | * install_element (node, &no_ipv6_as_v4_distribute_list_cmd); | |
580 | * install_element (node, &ipv6_as_v4_distribute_list_prefix_all_cmd); | |
581 | * install_element (node, | |
582 | &no_ipv6_as_v4_distribute_list_prefix_all_cmd); | |
583 | * install_element (node, &ipv6_as_v4_distribute_list_prefix_cmd); | |
584 | * install_element (node, &no_ipv6_as_v4_distribute_list_prefix_cmd); | |
585 | }*/ | |
718e3744 | 586 | } |