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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 | ||
03a38493 | 30 | DEFINE_MTYPE_STATIC(LIB, DISTRIBUTE_CTX, "Distribute ctx") |
d62a17ae | 31 | DEFINE_MTYPE_STATIC(LIB, DISTRIBUTE, "Distribute list") |
4a1ab8e4 | 32 | DEFINE_MTYPE_STATIC(LIB, DISTRIBUTE_IFNAME, "Dist-list ifname") |
d62a17ae | 33 | DEFINE_MTYPE_STATIC(LIB, DISTRIBUTE_NAME, "Dist-list name") |
4a1ab8e4 | 34 | |
c17faa4b | 35 | static struct list *dist_ctx_list; |
6b0655a2 | 36 | |
d62a17ae | 37 | static struct distribute *distribute_new(void) |
718e3744 | 38 | { |
d62a17ae | 39 | return XCALLOC(MTYPE_DISTRIBUTE, sizeof(struct distribute)); |
718e3744 | 40 | } |
41 | ||
42 | /* Free distribute object. */ | |
d62a17ae | 43 | static void distribute_free(struct distribute *dist) |
718e3744 | 44 | { |
d62a17ae | 45 | int i = 0; |
ee5bb561 | 46 | |
0a22ddfb | 47 | XFREE(MTYPE_DISTRIBUTE_IFNAME, dist->ifname); |
718e3744 | 48 | |
0a22ddfb QY |
49 | for (i = 0; i < DISTRIBUTE_MAX; i++) { |
50 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->list[i]); | |
51 | } | |
718e3744 | 52 | |
0a22ddfb QY |
53 | for (i = 0; i < DISTRIBUTE_MAX; i++) { |
54 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->prefix[i]); | |
55 | } | |
718e3744 | 56 | |
d62a17ae | 57 | XFREE(MTYPE_DISTRIBUTE, dist); |
718e3744 | 58 | } |
59 | ||
03a38493 PG |
60 | static void distribute_free_if_empty(struct distribute_ctx *ctx, |
61 | struct distribute *dist) | |
ee5bb561 | 62 | { |
d62a17ae | 63 | int i; |
ee5bb561 | 64 | |
d62a17ae | 65 | for (i = 0; i < DISTRIBUTE_MAX; i++) |
66 | if (dist->list[i] != NULL || dist->prefix[i] != NULL) | |
67 | return; | |
ee5bb561 | 68 | |
03a38493 | 69 | hash_release(ctx->disthash, dist); |
d62a17ae | 70 | distribute_free(dist); |
ee5bb561 MB |
71 | } |
72 | ||
718e3744 | 73 | /* Lookup interface's distribute list. */ |
03a38493 PG |
74 | struct distribute *distribute_lookup(struct distribute_ctx *ctx, |
75 | const char *ifname) | |
718e3744 | 76 | { |
d62a17ae | 77 | struct distribute key; |
78 | struct distribute *dist; | |
718e3744 | 79 | |
d62a17ae | 80 | /* temporary reference */ |
81 | key.ifname = (ifname) ? XSTRDUP(MTYPE_DISTRIBUTE_IFNAME, ifname) : NULL; | |
718e3744 | 82 | |
03a38493 | 83 | dist = hash_lookup(ctx->disthash, &key); |
3a7c85d1 | 84 | |
0a22ddfb | 85 | XFREE(MTYPE_DISTRIBUTE_IFNAME, key.ifname); |
24873f0c | 86 | |
d62a17ae | 87 | return dist; |
718e3744 | 88 | } |
89 | ||
03a38493 PG |
90 | void distribute_list_add_hook(struct distribute_ctx *ctx, |
91 | void (*func)(struct distribute_ctx *ctx, | |
92 | struct distribute *)) | |
718e3744 | 93 | { |
03a38493 | 94 | ctx->distribute_add_hook = func; |
718e3744 | 95 | } |
96 | ||
03a38493 PG |
97 | void distribute_list_delete_hook(struct distribute_ctx *ctx, |
98 | void (*func)(struct distribute_ctx *ctx, | |
99 | struct distribute *)) | |
718e3744 | 100 | { |
03a38493 | 101 | ctx->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. */ | |
03a38493 PG |
117 | static struct distribute *distribute_get(struct distribute_ctx *ctx, |
118 | const char *ifname) | |
718e3744 | 119 | { |
d62a17ae | 120 | struct distribute key; |
121 | struct distribute *ret; | |
122 | ||
123 | /* temporary reference */ | |
124 | key.ifname = (ifname) ? XSTRDUP(MTYPE_DISTRIBUTE_IFNAME, ifname) : NULL; | |
718e3744 | 125 | |
03a38493 | 126 | ret = hash_get(ctx->disthash, &key, |
d62a17ae | 127 | (void *(*)(void *))distribute_hash_alloc); |
24873f0c | 128 | |
0a22ddfb | 129 | XFREE(MTYPE_DISTRIBUTE_IFNAME, key.ifname); |
3a7c85d1 | 130 | |
d62a17ae | 131 | return ret; |
718e3744 | 132 | } |
133 | ||
d8b87afe | 134 | static unsigned int distribute_hash_make(const 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. */ |
03a38493 PG |
155 | static void distribute_list_set(struct distribute_ctx *ctx, |
156 | const char *ifname, enum distribute_type type, | |
d62a17ae | 157 | const char *alist_name) |
718e3744 | 158 | { |
d62a17ae | 159 | struct distribute *dist; |
718e3744 | 160 | |
03a38493 | 161 | dist = distribute_get(ctx, ifname); |
718e3744 | 162 | |
0a22ddfb | 163 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->list[type]); |
d62a17ae | 164 | dist->list[type] = XSTRDUP(MTYPE_DISTRIBUTE_NAME, alist_name); |
718e3744 | 165 | |
d62a17ae | 166 | /* Apply this distribute-list to the interface. */ |
03a38493 | 167 | (ctx->distribute_add_hook)(ctx, dist); |
718e3744 | 168 | } |
169 | ||
170 | /* Unset distribute-list. If matched distribute-list exist then | |
171 | return 1. */ | |
03a38493 PG |
172 | static int distribute_list_unset(struct distribute_ctx *ctx, |
173 | const char *ifname, | |
174 | enum distribute_type type, | |
d62a17ae | 175 | const char *alist_name) |
718e3744 | 176 | { |
d62a17ae | 177 | struct distribute *dist; |
718e3744 | 178 | |
03a38493 | 179 | dist = distribute_lookup(ctx, ifname); |
d62a17ae | 180 | if (!dist) |
181 | return 0; | |
718e3744 | 182 | |
d62a17ae | 183 | if (!dist->list[type]) |
184 | return 0; | |
185 | if (strcmp(dist->list[type], alist_name) != 0) | |
186 | return 0; | |
718e3744 | 187 | |
d62a17ae | 188 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->list[type]); |
718e3744 | 189 | |
d62a17ae | 190 | /* Apply this distribute-list to the interface. */ |
03a38493 | 191 | (ctx->distribute_delete_hook)(ctx, dist); |
718e3744 | 192 | |
d62a17ae | 193 | /* If all dist are NULL, then free distribute list. */ |
03a38493 | 194 | distribute_free_if_empty(ctx, dist); |
d62a17ae | 195 | return 1; |
718e3744 | 196 | } |
197 | ||
198 | /* Set access-list name to the distribute list. */ | |
03a38493 PG |
199 | static void distribute_list_prefix_set(struct distribute_ctx *ctx, |
200 | const char *ifname, | |
d62a17ae | 201 | enum distribute_type type, |
202 | const char *plist_name) | |
718e3744 | 203 | { |
d62a17ae | 204 | struct distribute *dist; |
718e3744 | 205 | |
03a38493 | 206 | dist = distribute_get(ctx, ifname); |
718e3744 | 207 | |
0a22ddfb | 208 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->prefix[type]); |
d62a17ae | 209 | dist->prefix[type] = XSTRDUP(MTYPE_DISTRIBUTE_NAME, plist_name); |
718e3744 | 210 | |
d62a17ae | 211 | /* Apply this distribute-list to the interface. */ |
03a38493 | 212 | (ctx->distribute_add_hook)(ctx, dist); |
718e3744 | 213 | } |
214 | ||
215 | /* Unset distribute-list. If matched distribute-list exist then | |
216 | return 1. */ | |
03a38493 PG |
217 | static int distribute_list_prefix_unset(struct distribute_ctx *ctx, |
218 | const char *ifname, | |
d62a17ae | 219 | enum distribute_type type, |
220 | const char *plist_name) | |
718e3744 | 221 | { |
d62a17ae | 222 | struct distribute *dist; |
718e3744 | 223 | |
03a38493 | 224 | dist = distribute_lookup(ctx, ifname); |
d62a17ae | 225 | if (!dist) |
226 | return 0; | |
718e3744 | 227 | |
d62a17ae | 228 | if (!dist->prefix[type]) |
229 | return 0; | |
230 | if (strcmp(dist->prefix[type], plist_name) != 0) | |
231 | return 0; | |
718e3744 | 232 | |
d62a17ae | 233 | XFREE(MTYPE_DISTRIBUTE_NAME, dist->prefix[type]); |
718e3744 | 234 | |
d62a17ae | 235 | /* Apply this distribute-list to the interface. */ |
03a38493 | 236 | (ctx->distribute_delete_hook)(ctx, dist); |
718e3744 | 237 | |
d62a17ae | 238 | /* If all dist are NULL, then free distribute list. */ |
03a38493 | 239 | distribute_free_if_empty(ctx, dist); |
d62a17ae | 240 | return 1; |
718e3744 | 241 | } |
242 | ||
718e3744 | 243 | DEFUN (distribute_list, |
244 | distribute_list_cmd, | |
aa1c90a4 | 245 | "distribute-list [prefix] WORD <in|out> [WORD]", |
718e3744 | 246 | "Filter networks in routing updates\n" |
856377cc | 247 | "Specify a prefix\n" |
718e3744 | 248 | "Access-list name\n" |
249 | "Filter incoming routing updates\n" | |
250 | "Filter outgoing routing updates\n" | |
251 | "Interface name\n") | |
252 | { | |
d62a17ae | 253 | int prefix = (argv[1]->type == WORD_TKN) ? 1 : 0; |
d62a17ae | 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 */ |
03a38493 PG |
260 | void (*distfn)(struct distribute_ctx *, const char *, |
261 | enum distribute_type, const char *) = | |
d62a17ae | 262 | prefix ? &distribute_list_prefix_set : &distribute_list_set; |
03a38493 PG |
263 | struct distribute_ctx *ctx = |
264 | (struct distribute_ctx *)listnode_head(dist_ctx_list); | |
ba23a691 | 265 | |
d62a17ae | 266 | /* if interface is present, get name */ |
267 | const char *ifname = NULL; | |
268 | if (argv[argc - 1]->type == VARIABLE_TKN) | |
269 | ifname = argv[argc - 1]->arg; | |
718e3744 | 270 | |
d62a17ae | 271 | /* Get interface name corresponding distribute list. */ |
03a38493 | 272 | distfn(ctx, ifname, type, argv[1 + prefix]->arg); |
718e3744 | 273 | |
d62a17ae | 274 | return CMD_SUCCESS; |
aa1c90a4 | 275 | } |
718e3744 | 276 | |
fb23cf4a | 277 | DEFUN (ipv6_distribute_list, |
ba23a691 | 278 | ipv6_distribute_list_cmd, |
e52702f2 QY |
279 | "ipv6 distribute-list [prefix] WORD <in|out> [WORD]", |
280 | "IPv6\n" | |
fb23cf4a | 281 | "Filter networks in routing updates\n" |
4e93448f | 282 | "Specify a prefix\n" |
fb23cf4a MB |
283 | "Access-list name\n" |
284 | "Filter incoming routing updates\n" | |
285 | "Filter outgoing routing updates\n" | |
286 | "Interface name\n") | |
287 | { | |
d62a17ae | 288 | int prefix = (argv[2]->type == WORD_TKN) ? 1 : 0; |
d62a17ae | 289 | /* Check of distribute list type. */ |
290 | enum distribute_type type = argv[3 + prefix]->arg[0] == 'i' | |
291 | ? DISTRIBUTE_V6_IN | |
292 | : DISTRIBUTE_V6_OUT; | |
e52702f2 | 293 | |
d62a17ae | 294 | /* Set appropriate function call */ |
03a38493 PG |
295 | void (*distfn)(struct distribute_ctx *, const char *, |
296 | enum distribute_type, const char *) = | |
d62a17ae | 297 | prefix ? &distribute_list_prefix_set : &distribute_list_set; |
03a38493 | 298 | struct distribute_ctx *ctx = listnode_head(dist_ctx_list); |
fb23cf4a | 299 | |
d62a17ae | 300 | /* if interface is present, get name */ |
301 | const char *ifname = NULL; | |
302 | if (argv[argc - 1]->type == VARIABLE_TKN) | |
303 | ifname = argv[argc - 1]->arg; | |
fb23cf4a | 304 | |
d62a17ae | 305 | /* Get interface name corresponding distribute list. */ |
03a38493 | 306 | distfn(ctx, ifname, type, argv[2 + prefix]->arg); |
d62a17ae | 307 | |
308 | return CMD_SUCCESS; | |
fb23cf4a | 309 | } |
d62a17ae | 310 | |
aa1c90a4 QY |
311 | DEFUN (no_distribute_list, |
312 | no_distribute_list_cmd, | |
96f05398 | 313 | "no distribute-list [prefix] WORD <in|out> [WORD]", |
ba23a691 | 314 | NO_STR |
315 | "Filter networks in routing updates\n" | |
856377cc | 316 | "Specify a prefix\n" |
ba23a691 | 317 | "Access-list name\n" |
318 | "Filter incoming routing updates\n" | |
319 | "Filter outgoing routing updates\n" | |
320 | "Interface name\n") | |
718e3744 | 321 | { |
96f05398 | 322 | int prefix = (argv[2]->type == WORD_TKN) ? 1 : 0; |
96f05398 | 323 | int idx_alname = 2 + prefix; |
d62a17ae | 324 | int idx_disttype = idx_alname + 1; |
96f05398 PG |
325 | enum distribute_type type = |
326 | argv[idx_disttype]->arg[0] == 'i' ? | |
327 | DISTRIBUTE_V4_IN : DISTRIBUTE_V4_OUT; | |
d62a17ae | 328 | |
96f05398 | 329 | /* Set appropriate function call */ |
03a38493 PG |
330 | int (*distfn)(struct distribute_ctx *, const char *, |
331 | enum distribute_type, const char *) = | |
96f05398 | 332 | prefix ? &distribute_list_prefix_unset : &distribute_list_unset; |
03a38493 | 333 | struct distribute_ctx *ctx = listnode_head(dist_ctx_list); |
96f05398 PG |
334 | |
335 | /* if interface is present, get name */ | |
336 | const char *ifname = NULL; | |
337 | if (argv[argc - 1]->type == VARIABLE_TKN) | |
338 | ifname = argv[argc - 1]->arg; | |
339 | /* Get interface name corresponding distribute list. */ | |
03a38493 | 340 | int ret = distfn(ctx, ifname, type, argv[2 + prefix]->arg); |
96f05398 PG |
341 | |
342 | if (!ret) { | |
343 | vty_out(vty, "distribute list doesn't exist\n"); | |
344 | return CMD_WARNING_CONFIG_FAILED; | |
345 | } | |
346 | return CMD_SUCCESS; | |
347 | } | |
348 | ||
349 | DEFUN (no_ipv6_distribute_list, | |
350 | no_ipv6_distribute_list_cmd, | |
351 | "no ipv6 distribute-list [prefix] WORD <in|out> [WORD]", | |
352 | NO_STR | |
353 | "IPv6\n" | |
354 | "Filter networks in routing updates\n" | |
355 | "Specify a prefix\n" | |
356 | "Access-list name\n" | |
357 | "Filter incoming routing updates\n" | |
358 | "Filter outgoing routing updates\n" | |
359 | "Interface name\n") | |
360 | { | |
361 | int prefix = (argv[3]->type == WORD_TKN) ? 1 : 0; | |
96f05398 PG |
362 | int idx_alname = 3 + prefix; |
363 | int idx_disttype = idx_alname + 1; | |
d62a17ae | 364 | |
365 | enum distribute_type type = | |
96f05398 PG |
366 | argv[idx_disttype]->arg[0] == 'i' ? |
367 | DISTRIBUTE_V6_IN : DISTRIBUTE_V6_OUT; | |
03a38493 | 368 | struct distribute_ctx *ctx = listnode_head(dist_ctx_list); |
d62a17ae | 369 | |
370 | /* Set appropriate function call */ | |
03a38493 PG |
371 | int (*distfn)(struct distribute_ctx *, const char *, |
372 | enum distribute_type, const char *) = | |
d62a17ae | 373 | prefix ? &distribute_list_prefix_unset : &distribute_list_unset; |
374 | ||
375 | /* if interface is present, get name */ | |
376 | const char *ifname = NULL; | |
96f05398 | 377 | |
d62a17ae | 378 | if (argv[argc - 1]->type == VARIABLE_TKN) |
379 | ifname = argv[argc - 1]->arg; | |
380 | /* Get interface name corresponding distribute list. */ | |
03a38493 | 381 | int ret = distfn(ctx, ifname, type, argv[3 + prefix]->arg); |
d62a17ae | 382 | |
383 | if (!ret) { | |
384 | vty_out(vty, "distribute list doesn't exist\n"); | |
385 | return CMD_WARNING_CONFIG_FAILED; | |
386 | } | |
387 | return CMD_SUCCESS; | |
aa1c90a4 | 388 | } |
ba23a691 | 389 | |
d62a17ae | 390 | static int distribute_print(struct vty *vty, char *tab[], int is_prefix, |
391 | enum distribute_type type, int has_print) | |
ee5bb561 | 392 | { |
d62a17ae | 393 | if (tab[type]) { |
394 | vty_out(vty, "%s %s%s", has_print ? "," : "", | |
395 | is_prefix ? "(prefix-list) " : "", tab[type]); | |
396 | return 1; | |
397 | } | |
398 | return has_print; | |
ee5bb561 MB |
399 | } |
400 | ||
03a38493 | 401 | int config_show_distribute(struct vty *vty, struct distribute_ctx *dist_ctxt) |
718e3744 | 402 | { |
d62a17ae | 403 | unsigned int i; |
404 | int has_print = 0; | |
e3b78da8 | 405 | struct hash_bucket *mp; |
d62a17ae | 406 | struct distribute *dist; |
407 | ||
408 | /* Output filter configuration. */ | |
03a38493 | 409 | dist = distribute_lookup(dist_ctxt, NULL); |
d62a17ae | 410 | vty_out(vty, " Outgoing update filter list for all interface is"); |
411 | has_print = 0; | |
412 | if (dist) { | |
413 | has_print = distribute_print(vty, dist->list, 0, | |
414 | DISTRIBUTE_V4_OUT, has_print); | |
415 | has_print = distribute_print(vty, dist->prefix, 1, | |
416 | DISTRIBUTE_V4_OUT, has_print); | |
417 | has_print = distribute_print(vty, dist->list, 0, | |
418 | DISTRIBUTE_V6_OUT, has_print); | |
419 | has_print = distribute_print(vty, dist->prefix, 1, | |
420 | DISTRIBUTE_V6_OUT, has_print); | |
421 | } | |
422 | if (has_print) | |
423 | vty_out(vty, "\n"); | |
424 | else | |
425 | vty_out(vty, " not set\n"); | |
426 | ||
03a38493 PG |
427 | for (i = 0; i < dist_ctxt->disthash->size; i++) |
428 | for (mp = dist_ctxt->disthash->index[i]; mp; mp = mp->next) { | |
d62a17ae | 429 | dist = mp->data; |
430 | if (dist->ifname) { | |
431 | vty_out(vty, " %s filtered by", | |
432 | dist->ifname); | |
433 | has_print = 0; | |
434 | has_print = distribute_print(vty, dist->list, 0, | |
435 | DISTRIBUTE_V4_OUT, | |
436 | has_print); | |
437 | has_print = distribute_print( | |
438 | vty, dist->prefix, 1, DISTRIBUTE_V4_OUT, | |
439 | has_print); | |
440 | has_print = distribute_print(vty, dist->list, 0, | |
441 | DISTRIBUTE_V6_OUT, | |
442 | has_print); | |
443 | has_print = distribute_print( | |
444 | vty, dist->prefix, 1, DISTRIBUTE_V6_OUT, | |
445 | has_print); | |
446 | if (has_print) | |
447 | vty_out(vty, "\n"); | |
448 | else | |
449 | vty_out(vty, " nothing\n"); | |
450 | } | |
451 | } | |
452 | ||
453 | ||
454 | /* Input filter configuration. */ | |
03a38493 | 455 | dist = distribute_lookup(dist_ctxt, NULL); |
d62a17ae | 456 | vty_out(vty, " Incoming update filter list for all interface is"); |
457 | has_print = 0; | |
458 | if (dist) { | |
459 | has_print = distribute_print(vty, dist->list, 0, | |
460 | DISTRIBUTE_V4_IN, has_print); | |
461 | has_print = distribute_print(vty, dist->prefix, 1, | |
462 | DISTRIBUTE_V4_IN, has_print); | |
463 | has_print = distribute_print(vty, dist->list, 0, | |
464 | DISTRIBUTE_V6_IN, has_print); | |
465 | has_print = distribute_print(vty, dist->prefix, 1, | |
466 | DISTRIBUTE_V6_IN, has_print); | |
467 | } | |
468 | if (has_print) | |
469 | vty_out(vty, "\n"); | |
470 | else | |
471 | vty_out(vty, " not set\n"); | |
472 | ||
03a38493 PG |
473 | for (i = 0; i < dist_ctxt->disthash->size; i++) |
474 | for (mp = dist_ctxt->disthash->index[i]; mp; mp = mp->next) { | |
d62a17ae | 475 | dist = mp->data; |
476 | if (dist->ifname) { | |
477 | vty_out(vty, " %s filtered by", | |
478 | dist->ifname); | |
479 | has_print = 0; | |
480 | has_print = distribute_print(vty, dist->list, 0, | |
481 | DISTRIBUTE_V4_IN, | |
482 | has_print); | |
483 | has_print = distribute_print( | |
484 | vty, dist->prefix, 1, DISTRIBUTE_V4_IN, | |
485 | has_print); | |
486 | has_print = distribute_print(vty, dist->list, 0, | |
487 | DISTRIBUTE_V6_IN, | |
488 | has_print); | |
489 | has_print = distribute_print( | |
490 | vty, dist->prefix, 1, DISTRIBUTE_V6_IN, | |
491 | has_print); | |
492 | if (has_print) | |
493 | vty_out(vty, "\n"); | |
494 | else | |
495 | vty_out(vty, " nothing\n"); | |
496 | } | |
497 | } | |
498 | return 0; | |
718e3744 | 499 | } |
500 | ||
501 | /* Configuration write function. */ | |
03a38493 PG |
502 | int config_write_distribute(struct vty *vty, |
503 | struct distribute_ctx *dist_ctxt) | |
718e3744 | 504 | { |
d62a17ae | 505 | unsigned int i; |
506 | int j; | |
507 | int output, v6; | |
e3b78da8 | 508 | struct hash_bucket *mp; |
d62a17ae | 509 | int write = 0; |
510 | ||
03a38493 PG |
511 | for (i = 0; i < dist_ctxt->disthash->size; i++) |
512 | for (mp = dist_ctxt->disthash->index[i]; mp; mp = mp->next) { | |
d62a17ae | 513 | struct distribute *dist; |
514 | ||
515 | dist = mp->data; | |
516 | ||
517 | for (j = 0; j < DISTRIBUTE_MAX; j++) | |
518 | if (dist->list[j]) { | |
519 | output = j == DISTRIBUTE_V4_OUT | |
520 | || j == DISTRIBUTE_V6_OUT; | |
521 | v6 = j == DISTRIBUTE_V6_IN | |
522 | || j == DISTRIBUTE_V6_OUT; | |
523 | vty_out(vty, | |
524 | " %sdistribute-list %s %s %s\n", | |
525 | v6 ? "ipv6 " : "", | |
526 | dist->list[j], | |
527 | output ? "out" : "in", | |
528 | dist->ifname ? dist->ifname | |
529 | : ""); | |
530 | write++; | |
531 | } | |
532 | ||
533 | for (j = 0; j < DISTRIBUTE_MAX; j++) | |
534 | if (dist->prefix[j]) { | |
535 | output = j == DISTRIBUTE_V4_OUT | |
536 | || j == DISTRIBUTE_V6_OUT; | |
537 | v6 = j == DISTRIBUTE_V6_IN | |
538 | || j == DISTRIBUTE_V6_OUT; | |
539 | vty_out(vty, | |
540 | " %sdistribute-list prefix %s %s %s\n", | |
541 | v6 ? "ipv6 " : "", | |
542 | dist->prefix[j], | |
543 | output ? "out" : "in", | |
544 | dist->ifname ? dist->ifname | |
545 | : ""); | |
546 | write++; | |
547 | } | |
548 | } | |
549 | return write; | |
718e3744 | 550 | } |
551 | ||
03a38493 | 552 | void distribute_list_delete(struct distribute_ctx **ctx) |
718e3744 | 553 | { |
03a38493 PG |
554 | if ((*ctx)->disthash) { |
555 | hash_clean((*ctx)->disthash, (void (*)(void *))distribute_free); | |
556 | } | |
557 | if (!dist_ctx_list) | |
558 | dist_ctx_list = list_new(); | |
559 | listnode_delete(dist_ctx_list, *ctx); | |
560 | if (list_isempty(dist_ctx_list)) | |
561 | list_delete(&dist_ctx_list); | |
562 | XFREE(MTYPE_DISTRIBUTE_CTX, (*ctx)); | |
718e3744 | 563 | } |
564 | ||
03a38493 PG |
565 | /* Initialize distribute list container */ |
566 | struct distribute_ctx *distribute_list_ctx_create(struct vrf *vrf) | |
718e3744 | 567 | { |
03a38493 PG |
568 | struct distribute_ctx *ctx; |
569 | ||
570 | ctx = XCALLOC(MTYPE_DISTRIBUTE_CTX, sizeof(struct distribute_ctx)); | |
571 | ctx->vrf = vrf; | |
572 | ctx->disthash = hash_create( | |
d62a17ae | 573 | distribute_hash_make, |
74df8d6d | 574 | (bool (*)(const void *, const void *))distribute_cmp, NULL); |
03a38493 PG |
575 | if (!dist_ctx_list) |
576 | dist_ctx_list = list_new(); | |
577 | listnode_add(dist_ctx_list, ctx); | |
578 | return ctx; | |
579 | } | |
d62a17ae | 580 | |
03a38493 PG |
581 | /* Initialize distribute list vty commands */ |
582 | void distribute_list_init(int node) | |
583 | { | |
d62a17ae | 584 | /* vtysh command-extraction doesn't grok install_element(node, ) */ |
585 | if (node == RIP_NODE) { | |
586 | install_element(RIP_NODE, &distribute_list_cmd); | |
587 | install_element(RIP_NODE, &no_distribute_list_cmd); | |
588 | } else if (node == RIPNG_NODE) { | |
589 | install_element(RIPNG_NODE, &distribute_list_cmd); | |
590 | install_element(RIPNG_NODE, &no_distribute_list_cmd); | |
03a38493 | 591 | /* install v6 */ |
d62a17ae | 592 | install_element(RIPNG_NODE, &ipv6_distribute_list_cmd); |
96f05398 | 593 | install_element(RIPNG_NODE, &no_ipv6_distribute_list_cmd); |
d62a17ae | 594 | } |
595 | ||
596 | /* TODO: install v4 syntax command for v6 only protocols. */ | |
597 | /* if (node == RIPNG_NODE) { | |
598 | * install_element (node, &ipv6_as_v4_distribute_list_all_cmd); | |
599 | * install_element (node, &no_ipv6_as_v4_distribute_list_all_cmd); | |
600 | * install_element (node, &ipv6_as_v4_distribute_list_cmd); | |
601 | * install_element (node, &no_ipv6_as_v4_distribute_list_cmd); | |
602 | * install_element (node, &ipv6_as_v4_distribute_list_prefix_all_cmd); | |
603 | * install_element (node, | |
604 | &no_ipv6_as_v4_distribute_list_prefix_all_cmd); | |
605 | * install_element (node, &ipv6_as_v4_distribute_list_prefix_cmd); | |
606 | * install_element (node, &no_ipv6_as_v4_distribute_list_prefix_cmd); | |
607 | }*/ | |
718e3744 | 608 | } |