]>
Commit | Line | Data |
---|---|---|
1 | /* Route map function of bgpd. | |
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 it | |
7 | * under the terms of the GNU General Public License as published by the | |
8 | * Free Software Foundation; either version 2, or (at your option) any | |
9 | * later version. | |
10 | * | |
11 | * GNU Zebra is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License 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 | |
19 | */ | |
20 | ||
21 | #include <zebra.h> | |
22 | ||
23 | #include "prefix.h" | |
24 | #include "filter.h" | |
25 | #include "routemap.h" | |
26 | #include "command.h" | |
27 | #include "linklist.h" | |
28 | #include "plist.h" | |
29 | #include "memory.h" | |
30 | #include "log.h" | |
31 | #include "frrlua.h" | |
32 | #ifdef HAVE_LIBPCREPOSIX | |
33 | #include <pcreposix.h> | |
34 | #else | |
35 | #include <regex.h> | |
36 | #endif /* HAVE_LIBPCREPOSIX */ | |
37 | #include "buffer.h" | |
38 | #include "sockunion.h" | |
39 | #include "hash.h" | |
40 | #include "queue.h" | |
41 | #include "frrstr.h" | |
42 | ||
43 | #include "bgpd/bgpd.h" | |
44 | #include "bgpd/bgp_table.h" | |
45 | #include "bgpd/bgp_attr.h" | |
46 | #include "bgpd/bgp_aspath.h" | |
47 | #include "bgpd/bgp_packet.h" | |
48 | #include "bgpd/bgp_route.h" | |
49 | #include "bgpd/bgp_zebra.h" | |
50 | #include "bgpd/bgp_regex.h" | |
51 | #include "bgpd/bgp_community.h" | |
52 | #include "bgpd/bgp_clist.h" | |
53 | #include "bgpd/bgp_filter.h" | |
54 | #include "bgpd/bgp_mplsvpn.h" | |
55 | #include "bgpd/bgp_ecommunity.h" | |
56 | #include "bgpd/bgp_lcommunity.h" | |
57 | #include "bgpd/bgp_vty.h" | |
58 | #include "bgpd/bgp_debug.h" | |
59 | #include "bgpd/bgp_evpn.h" | |
60 | #include "bgpd/bgp_evpn_private.h" | |
61 | #include "bgpd/bgp_evpn_vty.h" | |
62 | #include "bgpd/bgp_mplsvpn.h" | |
63 | #include "bgpd/bgp_pbr.h" | |
64 | #include "bgpd/bgp_flowspec_util.h" | |
65 | #include "bgpd/bgp_encap_types.h" | |
66 | ||
67 | #if ENABLE_BGP_VNC | |
68 | #include "bgpd/rfapi/bgp_rfapi_cfg.h" | |
69 | #endif | |
70 | ||
71 | #ifndef VTYSH_EXTRACT_PL | |
72 | #include "bgpd/bgp_routemap_clippy.c" | |
73 | #endif | |
74 | ||
75 | /* Memo of route-map commands. | |
76 | ||
77 | o Cisco route-map | |
78 | ||
79 | match as-path : Done | |
80 | community : Done | |
81 | interface : Done | |
82 | ip address : Done | |
83 | ip next-hop : Done | |
84 | ip route-source : Done | |
85 | ip prefix-list : Done | |
86 | ipv6 address : Done | |
87 | ipv6 next-hop : Done | |
88 | ipv6 route-source: (This will not be implemented by bgpd) | |
89 | ipv6 prefix-list : Done | |
90 | length : (This will not be implemented by bgpd) | |
91 | metric : Done | |
92 | route-type : (This will not be implemented by bgpd) | |
93 | tag : Done | |
94 | local-preference : Done | |
95 | ||
96 | set as-path prepend : Done | |
97 | as-path tag : Not yet | |
98 | automatic-tag : (This will not be implemented by bgpd) | |
99 | community : Done | |
100 | large-community : Done | |
101 | large-comm-list : Done | |
102 | comm-list : Not yet | |
103 | dampning : Not yet | |
104 | default : (This will not be implemented by bgpd) | |
105 | interface : (This will not be implemented by bgpd) | |
106 | ip default : (This will not be implemented by bgpd) | |
107 | ip next-hop : Done | |
108 | ip precedence : (This will not be implemented by bgpd) | |
109 | ip tos : (This will not be implemented by bgpd) | |
110 | level : (This will not be implemented by bgpd) | |
111 | local-preference : Done | |
112 | metric : Done | |
113 | metric-type : Not yet | |
114 | origin : Done | |
115 | tag : Done | |
116 | weight : Done | |
117 | table : Done | |
118 | ||
119 | o Local extensions | |
120 | ||
121 | set ipv6 next-hop global: Done | |
122 | set ipv6 next-hop prefer-global: Done | |
123 | set ipv6 next-hop local : Done | |
124 | set as-path exclude : Done | |
125 | ||
126 | */ | |
127 | ||
128 | /* generic value manipulation to be shared in multiple rules */ | |
129 | ||
130 | #define RMAP_VALUE_SET 0 | |
131 | #define RMAP_VALUE_ADD 1 | |
132 | #define RMAP_VALUE_SUB 2 | |
133 | ||
134 | struct rmap_value { | |
135 | uint8_t action; | |
136 | uint8_t variable; | |
137 | uint32_t value; | |
138 | }; | |
139 | ||
140 | static int route_value_match(struct rmap_value *rv, uint32_t value) | |
141 | { | |
142 | if (rv->variable == 0 && value == rv->value) | |
143 | return RMAP_MATCH; | |
144 | ||
145 | return RMAP_NOMATCH; | |
146 | } | |
147 | ||
148 | static uint32_t route_value_adjust(struct rmap_value *rv, uint32_t current, | |
149 | struct peer *peer) | |
150 | { | |
151 | uint32_t value; | |
152 | ||
153 | switch (rv->variable) { | |
154 | case 1: | |
155 | value = peer->rtt; | |
156 | break; | |
157 | default: | |
158 | value = rv->value; | |
159 | break; | |
160 | } | |
161 | ||
162 | switch (rv->action) { | |
163 | case RMAP_VALUE_ADD: | |
164 | if (current > UINT32_MAX - value) | |
165 | return UINT32_MAX; | |
166 | return current + value; | |
167 | case RMAP_VALUE_SUB: | |
168 | if (current <= value) | |
169 | return 0; | |
170 | return current - value; | |
171 | default: | |
172 | return value; | |
173 | } | |
174 | } | |
175 | ||
176 | static void *route_value_compile(const char *arg) | |
177 | { | |
178 | uint8_t action = RMAP_VALUE_SET, var = 0; | |
179 | unsigned long larg = 0; | |
180 | char *endptr = NULL; | |
181 | struct rmap_value *rv; | |
182 | ||
183 | if (arg[0] == '+') { | |
184 | action = RMAP_VALUE_ADD; | |
185 | arg++; | |
186 | } else if (arg[0] == '-') { | |
187 | action = RMAP_VALUE_SUB; | |
188 | arg++; | |
189 | } | |
190 | ||
191 | if (all_digit(arg)) { | |
192 | errno = 0; | |
193 | larg = strtoul(arg, &endptr, 10); | |
194 | if (*arg == 0 || *endptr != 0 || errno || larg > UINT32_MAX) | |
195 | return NULL; | |
196 | } else { | |
197 | if (strcmp(arg, "rtt") == 0) | |
198 | var = 1; | |
199 | else | |
200 | return NULL; | |
201 | } | |
202 | ||
203 | rv = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_value)); | |
204 | ||
205 | rv->action = action; | |
206 | rv->variable = var; | |
207 | rv->value = larg; | |
208 | return rv; | |
209 | } | |
210 | ||
211 | static void route_value_free(void *rule) | |
212 | { | |
213 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
214 | } | |
215 | ||
216 | /* generic as path object to be shared in multiple rules */ | |
217 | ||
218 | static void *route_aspath_compile(const char *arg) | |
219 | { | |
220 | struct aspath *aspath; | |
221 | ||
222 | aspath = aspath_str2aspath(arg); | |
223 | if (!aspath) | |
224 | return NULL; | |
225 | return aspath; | |
226 | } | |
227 | ||
228 | static void route_aspath_free(void *rule) | |
229 | { | |
230 | struct aspath *aspath = rule; | |
231 | aspath_free(aspath); | |
232 | } | |
233 | ||
234 | struct bgp_match_peer_compiled { | |
235 | char *interface; | |
236 | union sockunion su; | |
237 | }; | |
238 | ||
239 | /* 'match peer (A.B.C.D|X:X::X:X|WORD)' */ | |
240 | ||
241 | /* Compares the peer specified in the 'match peer' clause with the peer | |
242 | received in bgp_path_info->peer. If it is the same, or if the peer structure | |
243 | received is a peer_group containing it, returns RMAP_MATCH. */ | |
244 | static enum route_map_cmd_result_t | |
245 | route_match_peer(void *rule, const struct prefix *prefix, | |
246 | route_map_object_t type, void *object) | |
247 | { | |
248 | struct bgp_match_peer_compiled *pc; | |
249 | union sockunion *su; | |
250 | union sockunion su_def = { | |
251 | .sin = {.sin_family = AF_INET, .sin_addr.s_addr = INADDR_ANY}}; | |
252 | struct peer_group *group; | |
253 | struct peer *peer; | |
254 | struct listnode *node, *nnode; | |
255 | ||
256 | if (type == RMAP_BGP) { | |
257 | pc = rule; | |
258 | su = &pc->su; | |
259 | peer = ((struct bgp_path_info *)object)->peer; | |
260 | ||
261 | if (pc->interface) { | |
262 | if (!peer->conf_if) | |
263 | return RMAP_NOMATCH; | |
264 | ||
265 | if (strcmp(peer->conf_if, pc->interface) == 0) | |
266 | return RMAP_MATCH; | |
267 | ||
268 | return RMAP_NOMATCH; | |
269 | } | |
270 | ||
271 | /* If su='0.0.0.0' (command 'match peer local'), and it's a | |
272 | NETWORK, | |
273 | REDISTRIBUTE, AGGREGATE-ADDRESS or DEFAULT_GENERATED route | |
274 | => return RMAP_MATCH | |
275 | */ | |
276 | if (sockunion_same(su, &su_def)) { | |
277 | int ret; | |
278 | if (CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_NETWORK) | |
279 | || CHECK_FLAG(peer->rmap_type, | |
280 | PEER_RMAP_TYPE_REDISTRIBUTE) | |
281 | || CHECK_FLAG(peer->rmap_type, | |
282 | PEER_RMAP_TYPE_AGGREGATE) | |
283 | || CHECK_FLAG(peer->rmap_type, | |
284 | PEER_RMAP_TYPE_DEFAULT)) | |
285 | ret = RMAP_MATCH; | |
286 | else | |
287 | ret = RMAP_NOMATCH; | |
288 | return ret; | |
289 | } | |
290 | ||
291 | if (!CHECK_FLAG(peer->sflags, PEER_STATUS_GROUP)) { | |
292 | if (sockunion_same(su, &peer->su)) | |
293 | return RMAP_MATCH; | |
294 | ||
295 | return RMAP_NOMATCH; | |
296 | } else { | |
297 | group = peer->group; | |
298 | for (ALL_LIST_ELEMENTS(group->peer, node, nnode, | |
299 | peer)) { | |
300 | if (sockunion_same(su, &peer->su)) | |
301 | return RMAP_MATCH; | |
302 | } | |
303 | return RMAP_NOMATCH; | |
304 | } | |
305 | } | |
306 | return RMAP_NOMATCH; | |
307 | } | |
308 | ||
309 | static void *route_match_peer_compile(const char *arg) | |
310 | { | |
311 | struct bgp_match_peer_compiled *pc; | |
312 | int ret; | |
313 | ||
314 | pc = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, | |
315 | sizeof(struct bgp_match_peer_compiled)); | |
316 | ||
317 | ret = str2sockunion(strcmp(arg, "local") ? arg : "0.0.0.0", &pc->su); | |
318 | if (ret < 0) { | |
319 | pc->interface = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
320 | return pc; | |
321 | } | |
322 | ||
323 | return pc; | |
324 | } | |
325 | ||
326 | /* Free route map's compiled `ip address' value. */ | |
327 | static void route_match_peer_free(void *rule) | |
328 | { | |
329 | struct bgp_match_peer_compiled *pc = rule; | |
330 | ||
331 | XFREE(MTYPE_ROUTE_MAP_COMPILED, pc->interface); | |
332 | ||
333 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
334 | } | |
335 | ||
336 | /* Route map commands for ip address matching. */ | |
337 | static const struct route_map_rule_cmd route_match_peer_cmd = { | |
338 | "peer", | |
339 | route_match_peer, | |
340 | route_match_peer_compile, | |
341 | route_match_peer_free | |
342 | }; | |
343 | ||
344 | #if defined(HAVE_LUA) | |
345 | static enum route_map_cmd_result_t | |
346 | route_match_command(void *rule, const struct prefix *prefix, | |
347 | route_map_object_t type, void *object) | |
348 | { | |
349 | int status = RMAP_NOMATCH; | |
350 | u_int32_t locpref = 0; | |
351 | u_int32_t newlocpref = 0; | |
352 | enum lua_rm_status lrm_status; | |
353 | struct bgp_path_info *path = (struct bgp_path_info *)object; | |
354 | lua_State *L = lua_initialize("/etc/frr/lua.scr"); | |
355 | ||
356 | if (L == NULL) | |
357 | return status; | |
358 | ||
359 | /* | |
360 | * Setup the prefix information to pass in | |
361 | */ | |
362 | lua_setup_prefix_table(L, prefix); | |
363 | ||
364 | zlog_debug("Set up prefix table"); | |
365 | /* | |
366 | * Setup the bgp_path_info information | |
367 | */ | |
368 | lua_newtable(L); | |
369 | lua_pushinteger(L, path->attr->med); | |
370 | lua_setfield(L, -2, "metric"); | |
371 | lua_pushinteger(L, path->attr->nh_ifindex); | |
372 | lua_setfield(L, -2, "ifindex"); | |
373 | lua_pushstring(L, path->attr->aspath->str); | |
374 | lua_setfield(L, -2, "aspath"); | |
375 | lua_pushinteger(L, path->attr->local_pref); | |
376 | lua_setfield(L, -2, "localpref"); | |
377 | zlog_debug("%s %d", path->attr->aspath->str, path->attr->nh_ifindex); | |
378 | lua_setglobal(L, "nexthop"); | |
379 | ||
380 | zlog_debug("Set up nexthop information"); | |
381 | /* | |
382 | * Run the rule | |
383 | */ | |
384 | lrm_status = lua_run_rm_rule(L, rule); | |
385 | switch (lrm_status) { | |
386 | case LUA_RM_FAILURE: | |
387 | zlog_debug("RM_FAILURE"); | |
388 | break; | |
389 | case LUA_RM_NOMATCH: | |
390 | zlog_debug("RM_NOMATCH"); | |
391 | break; | |
392 | case LUA_RM_MATCH_AND_CHANGE: | |
393 | zlog_debug("MATCH AND CHANGE"); | |
394 | lua_getglobal(L, "nexthop"); | |
395 | path->attr->med = get_integer(L, "metric"); | |
396 | /* | |
397 | * This needs to be abstraced with the set function | |
398 | */ | |
399 | if (path->attr->flag & ATTR_FLAG_BIT(BGP_ATTR_LOCAL_PREF)) | |
400 | locpref = path->attr->local_pref; | |
401 | newlocpref = get_integer(L, "localpref"); | |
402 | if (newlocpref != locpref) { | |
403 | path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_LOCAL_PREF); | |
404 | path->attr->local_pref = newlocpref; | |
405 | } | |
406 | status = RMAP_MATCH; | |
407 | break; | |
408 | case LUA_RM_MATCH: | |
409 | zlog_debug("MATCH ONLY"); | |
410 | status = RMAP_MATCH; | |
411 | break; | |
412 | } | |
413 | lua_close(L); | |
414 | return status; | |
415 | } | |
416 | ||
417 | static void *route_match_command_compile(const char *arg) | |
418 | { | |
419 | char *command; | |
420 | ||
421 | command = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
422 | return command; | |
423 | } | |
424 | ||
425 | static void | |
426 | route_match_command_free(void *rule) | |
427 | { | |
428 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
429 | } | |
430 | ||
431 | static const struct route_map_rule_cmd route_match_command_cmd = { | |
432 | "command", | |
433 | route_match_command, | |
434 | route_match_command_compile, | |
435 | route_match_command_free | |
436 | }; | |
437 | #endif | |
438 | ||
439 | /* `match ip address IP_ACCESS_LIST' */ | |
440 | ||
441 | /* Match function should return 1 if match is success else return | |
442 | zero. */ | |
443 | static enum route_map_cmd_result_t | |
444 | route_match_ip_address(void *rule, const struct prefix *prefix, | |
445 | route_map_object_t type, void *object) | |
446 | { | |
447 | struct access_list *alist; | |
448 | ||
449 | if (type == RMAP_BGP && prefix->family == AF_INET) { | |
450 | alist = access_list_lookup(AFI_IP, (char *)rule); | |
451 | if (alist == NULL) | |
452 | return RMAP_NOMATCH; | |
453 | ||
454 | return (access_list_apply(alist, prefix) == FILTER_DENY | |
455 | ? RMAP_NOMATCH | |
456 | : RMAP_MATCH); | |
457 | } | |
458 | return RMAP_NOMATCH; | |
459 | } | |
460 | ||
461 | /* Route map `ip address' match statement. `arg' should be | |
462 | access-list name. */ | |
463 | static void *route_match_ip_address_compile(const char *arg) | |
464 | { | |
465 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
466 | } | |
467 | ||
468 | /* Free route map's compiled `ip address' value. */ | |
469 | static void route_match_ip_address_free(void *rule) | |
470 | { | |
471 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
472 | } | |
473 | ||
474 | /* Route map commands for ip address matching. */ | |
475 | static const struct route_map_rule_cmd route_match_ip_address_cmd = { | |
476 | "ip address", | |
477 | route_match_ip_address, | |
478 | route_match_ip_address_compile, | |
479 | route_match_ip_address_free | |
480 | }; | |
481 | ||
482 | /* `match ip next-hop IP_ADDRESS' */ | |
483 | ||
484 | /* Match function return 1 if match is success else return zero. */ | |
485 | static enum route_map_cmd_result_t | |
486 | route_match_ip_next_hop(void *rule, const struct prefix *prefix, | |
487 | route_map_object_t type, void *object) | |
488 | { | |
489 | struct access_list *alist; | |
490 | struct bgp_path_info *path; | |
491 | struct prefix_ipv4 p; | |
492 | ||
493 | if (type == RMAP_BGP && prefix->family == AF_INET) { | |
494 | path = object; | |
495 | p.family = AF_INET; | |
496 | p.prefix = path->attr->nexthop; | |
497 | p.prefixlen = IPV4_MAX_BITLEN; | |
498 | ||
499 | alist = access_list_lookup(AFI_IP, (char *)rule); | |
500 | if (alist == NULL) | |
501 | return RMAP_NOMATCH; | |
502 | ||
503 | return (access_list_apply(alist, &p) == FILTER_DENY | |
504 | ? RMAP_NOMATCH | |
505 | : RMAP_MATCH); | |
506 | } | |
507 | return RMAP_NOMATCH; | |
508 | } | |
509 | ||
510 | /* Route map `ip next-hop' match statement. `arg' is | |
511 | access-list name. */ | |
512 | static void *route_match_ip_next_hop_compile(const char *arg) | |
513 | { | |
514 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
515 | } | |
516 | ||
517 | /* Free route map's compiled `ip address' value. */ | |
518 | static void route_match_ip_next_hop_free(void *rule) | |
519 | { | |
520 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
521 | } | |
522 | ||
523 | /* Route map commands for ip next-hop matching. */ | |
524 | static const struct route_map_rule_cmd route_match_ip_next_hop_cmd = { | |
525 | "ip next-hop", | |
526 | route_match_ip_next_hop, | |
527 | route_match_ip_next_hop_compile, | |
528 | route_match_ip_next_hop_free | |
529 | }; | |
530 | ||
531 | /* `match ip route-source ACCESS-LIST' */ | |
532 | ||
533 | /* Match function return 1 if match is success else return zero. */ | |
534 | static enum route_map_cmd_result_t | |
535 | route_match_ip_route_source(void *rule, const struct prefix *pfx, | |
536 | route_map_object_t type, void *object) | |
537 | { | |
538 | struct access_list *alist; | |
539 | struct bgp_path_info *path; | |
540 | struct peer *peer; | |
541 | struct prefix_ipv4 p; | |
542 | ||
543 | if (type == RMAP_BGP && pfx->family == AF_INET) { | |
544 | path = object; | |
545 | peer = path->peer; | |
546 | ||
547 | if (!peer || sockunion_family(&peer->su) != AF_INET) | |
548 | return RMAP_NOMATCH; | |
549 | ||
550 | p.family = AF_INET; | |
551 | p.prefix = peer->su.sin.sin_addr; | |
552 | p.prefixlen = IPV4_MAX_BITLEN; | |
553 | ||
554 | alist = access_list_lookup(AFI_IP, (char *)rule); | |
555 | if (alist == NULL) | |
556 | return RMAP_NOMATCH; | |
557 | ||
558 | return (access_list_apply(alist, &p) == FILTER_DENY | |
559 | ? RMAP_NOMATCH | |
560 | : RMAP_MATCH); | |
561 | } | |
562 | return RMAP_NOMATCH; | |
563 | } | |
564 | ||
565 | /* Route map `ip route-source' match statement. `arg' is | |
566 | access-list name. */ | |
567 | static void *route_match_ip_route_source_compile(const char *arg) | |
568 | { | |
569 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
570 | } | |
571 | ||
572 | /* Free route map's compiled `ip address' value. */ | |
573 | static void route_match_ip_route_source_free(void *rule) | |
574 | { | |
575 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
576 | } | |
577 | ||
578 | /* Route map commands for ip route-source matching. */ | |
579 | static const struct route_map_rule_cmd route_match_ip_route_source_cmd = { | |
580 | "ip route-source", | |
581 | route_match_ip_route_source, | |
582 | route_match_ip_route_source_compile, | |
583 | route_match_ip_route_source_free | |
584 | }; | |
585 | ||
586 | static enum route_map_cmd_result_t | |
587 | route_match_prefix_list_flowspec(afi_t afi, struct prefix_list *plist, | |
588 | const struct prefix *p) | |
589 | { | |
590 | int ret; | |
591 | struct bgp_pbr_entry_main api; | |
592 | ||
593 | memset(&api, 0, sizeof(api)); | |
594 | ||
595 | /* extract match from flowspec entries */ | |
596 | ret = bgp_flowspec_match_rules_fill( | |
597 | (uint8_t *)p->u.prefix_flowspec.ptr, | |
598 | p->u.prefix_flowspec.prefixlen, &api); | |
599 | if (ret < 0) | |
600 | return RMAP_NOMATCH; | |
601 | if (api.match_bitmask & PREFIX_DST_PRESENT || | |
602 | api.match_bitmask_iprule & PREFIX_DST_PRESENT) { | |
603 | if (family2afi((&api.dst_prefix)->family) != afi) | |
604 | return RMAP_NOMATCH; | |
605 | return prefix_list_apply(plist, &api.dst_prefix) == PREFIX_DENY | |
606 | ? RMAP_NOMATCH | |
607 | : RMAP_MATCH; | |
608 | } else if (api.match_bitmask & PREFIX_SRC_PRESENT || | |
609 | api.match_bitmask_iprule & PREFIX_SRC_PRESENT) { | |
610 | if (family2afi((&api.src_prefix)->family) != afi) | |
611 | return RMAP_NOMATCH; | |
612 | return (prefix_list_apply(plist, &api.src_prefix) == PREFIX_DENY | |
613 | ? RMAP_NOMATCH | |
614 | : RMAP_MATCH); | |
615 | } | |
616 | return RMAP_NOMATCH; | |
617 | } | |
618 | ||
619 | static enum route_map_cmd_result_t | |
620 | route_match_address_prefix_list(void *rule, afi_t afi, | |
621 | const struct prefix *prefix, | |
622 | route_map_object_t type, void *object) | |
623 | { | |
624 | struct prefix_list *plist; | |
625 | ||
626 | if (type != RMAP_BGP) | |
627 | return RMAP_NOMATCH; | |
628 | ||
629 | plist = prefix_list_lookup(afi, (char *)rule); | |
630 | if (plist == NULL) | |
631 | return RMAP_NOMATCH; | |
632 | ||
633 | if (prefix->family == AF_FLOWSPEC) | |
634 | return route_match_prefix_list_flowspec(afi, plist, | |
635 | prefix); | |
636 | return (prefix_list_apply(plist, prefix) == PREFIX_DENY ? RMAP_NOMATCH | |
637 | : RMAP_MATCH); | |
638 | } | |
639 | ||
640 | static enum route_map_cmd_result_t | |
641 | route_match_ip_address_prefix_list(void *rule, const struct prefix *prefix, | |
642 | route_map_object_t type, void *object) | |
643 | { | |
644 | return route_match_address_prefix_list(rule, AFI_IP, prefix, type, | |
645 | object); | |
646 | } | |
647 | ||
648 | static void *route_match_ip_address_prefix_list_compile(const char *arg) | |
649 | { | |
650 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
651 | } | |
652 | ||
653 | static void route_match_ip_address_prefix_list_free(void *rule) | |
654 | { | |
655 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
656 | } | |
657 | ||
658 | static const struct route_map_rule_cmd | |
659 | route_match_ip_address_prefix_list_cmd = { | |
660 | "ip address prefix-list", | |
661 | route_match_ip_address_prefix_list, | |
662 | route_match_ip_address_prefix_list_compile, | |
663 | route_match_ip_address_prefix_list_free | |
664 | }; | |
665 | ||
666 | /* `match ip next-hop prefix-list PREFIX_LIST' */ | |
667 | ||
668 | static enum route_map_cmd_result_t | |
669 | route_match_ip_next_hop_prefix_list(void *rule, const struct prefix *prefix, | |
670 | route_map_object_t type, void *object) | |
671 | { | |
672 | struct prefix_list *plist; | |
673 | struct bgp_path_info *path; | |
674 | struct prefix_ipv4 p; | |
675 | ||
676 | if (type == RMAP_BGP && prefix->family == AF_INET) { | |
677 | path = object; | |
678 | p.family = AF_INET; | |
679 | p.prefix = path->attr->nexthop; | |
680 | p.prefixlen = IPV4_MAX_BITLEN; | |
681 | ||
682 | plist = prefix_list_lookup(AFI_IP, (char *)rule); | |
683 | if (plist == NULL) | |
684 | return RMAP_NOMATCH; | |
685 | ||
686 | return (prefix_list_apply(plist, &p) == PREFIX_DENY | |
687 | ? RMAP_NOMATCH | |
688 | : RMAP_MATCH); | |
689 | } | |
690 | return RMAP_NOMATCH; | |
691 | } | |
692 | ||
693 | static void *route_match_ip_next_hop_prefix_list_compile(const char *arg) | |
694 | { | |
695 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
696 | } | |
697 | ||
698 | static void route_match_ip_next_hop_prefix_list_free(void *rule) | |
699 | { | |
700 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
701 | } | |
702 | ||
703 | static const struct route_map_rule_cmd | |
704 | route_match_ip_next_hop_prefix_list_cmd = { | |
705 | "ip next-hop prefix-list", | |
706 | route_match_ip_next_hop_prefix_list, | |
707 | route_match_ip_next_hop_prefix_list_compile, | |
708 | route_match_ip_next_hop_prefix_list_free | |
709 | }; | |
710 | ||
711 | /* `match ip next-hop type <blackhole>' */ | |
712 | ||
713 | static enum route_map_cmd_result_t | |
714 | route_match_ip_next_hop_type(void *rule, const struct prefix *prefix, | |
715 | route_map_object_t type, void *object) | |
716 | { | |
717 | struct bgp_path_info *path; | |
718 | ||
719 | if (type == RMAP_BGP && prefix->family == AF_INET) { | |
720 | path = (struct bgp_path_info *)object; | |
721 | if (!path) | |
722 | return RMAP_NOMATCH; | |
723 | ||
724 | /* If nexthop interface's index can't be resolved and nexthop is | |
725 | set to any address then mark it as type `blackhole`. | |
726 | This logic works for matching kernel/static routes like: | |
727 | `ip route add blackhole 10.0.0.1`. */ | |
728 | if (path->attr->nexthop.s_addr == INADDR_ANY | |
729 | && !path->attr->nh_ifindex) | |
730 | return RMAP_MATCH; | |
731 | } | |
732 | return RMAP_NOMATCH; | |
733 | } | |
734 | ||
735 | static void *route_match_ip_next_hop_type_compile(const char *arg) | |
736 | { | |
737 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
738 | } | |
739 | ||
740 | static void route_match_ip_next_hop_type_free(void *rule) | |
741 | { | |
742 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
743 | } | |
744 | ||
745 | static const struct route_map_rule_cmd | |
746 | route_match_ip_next_hop_type_cmd = { | |
747 | "ip next-hop type", | |
748 | route_match_ip_next_hop_type, | |
749 | route_match_ip_next_hop_type_compile, | |
750 | route_match_ip_next_hop_type_free | |
751 | }; | |
752 | ||
753 | /* `match ip route-source prefix-list PREFIX_LIST' */ | |
754 | ||
755 | static enum route_map_cmd_result_t | |
756 | route_match_ip_route_source_prefix_list(void *rule, | |
757 | const struct prefix *prefix, | |
758 | route_map_object_t type, void *object) | |
759 | { | |
760 | struct prefix_list *plist; | |
761 | struct bgp_path_info *path; | |
762 | struct peer *peer; | |
763 | struct prefix_ipv4 p; | |
764 | ||
765 | if (type == RMAP_BGP && prefix->family == AF_INET) { | |
766 | path = object; | |
767 | peer = path->peer; | |
768 | ||
769 | if (!peer || sockunion_family(&peer->su) != AF_INET) | |
770 | return RMAP_NOMATCH; | |
771 | ||
772 | p.family = AF_INET; | |
773 | p.prefix = peer->su.sin.sin_addr; | |
774 | p.prefixlen = IPV4_MAX_BITLEN; | |
775 | ||
776 | plist = prefix_list_lookup(AFI_IP, (char *)rule); | |
777 | if (plist == NULL) | |
778 | return RMAP_NOMATCH; | |
779 | ||
780 | return (prefix_list_apply(plist, &p) == PREFIX_DENY | |
781 | ? RMAP_NOMATCH | |
782 | : RMAP_MATCH); | |
783 | } | |
784 | return RMAP_NOMATCH; | |
785 | } | |
786 | ||
787 | static void *route_match_ip_route_source_prefix_list_compile(const char *arg) | |
788 | { | |
789 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
790 | } | |
791 | ||
792 | static void route_match_ip_route_source_prefix_list_free(void *rule) | |
793 | { | |
794 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
795 | } | |
796 | ||
797 | static const struct route_map_rule_cmd | |
798 | route_match_ip_route_source_prefix_list_cmd = { | |
799 | "ip route-source prefix-list", | |
800 | route_match_ip_route_source_prefix_list, | |
801 | route_match_ip_route_source_prefix_list_compile, | |
802 | route_match_ip_route_source_prefix_list_free | |
803 | }; | |
804 | ||
805 | /* `match evpn default-route' */ | |
806 | ||
807 | /* Match function should return 1 if match is success else 0 */ | |
808 | static enum route_map_cmd_result_t | |
809 | route_match_evpn_default_route(void *rule, const struct prefix *p, | |
810 | route_map_object_t type, void *object) | |
811 | { | |
812 | if (type == RMAP_BGP && is_evpn_prefix_default(p)) | |
813 | return RMAP_MATCH; | |
814 | ||
815 | return RMAP_NOMATCH; | |
816 | } | |
817 | ||
818 | /* Route map commands for default-route matching. */ | |
819 | static const struct route_map_rule_cmd | |
820 | route_match_evpn_default_route_cmd = { | |
821 | "evpn default-route", | |
822 | route_match_evpn_default_route, | |
823 | NULL, | |
824 | NULL | |
825 | }; | |
826 | ||
827 | /* `match mac address MAC_ACCESS_LIST' */ | |
828 | ||
829 | /* Match function should return 1 if match is success else return | |
830 | zero. */ | |
831 | static enum route_map_cmd_result_t | |
832 | route_match_mac_address(void *rule, const struct prefix *prefix, | |
833 | route_map_object_t type, void *object) | |
834 | { | |
835 | struct access_list *alist; | |
836 | struct prefix p; | |
837 | ||
838 | if (type == RMAP_BGP) { | |
839 | alist = access_list_lookup(AFI_L2VPN, (char *)rule); | |
840 | if (alist == NULL) | |
841 | return RMAP_NOMATCH; | |
842 | ||
843 | if (prefix->u.prefix_evpn.route_type != BGP_EVPN_MAC_IP_ROUTE) | |
844 | return RMAP_NOMATCH; | |
845 | ||
846 | p.family = AF_ETHERNET; | |
847 | p.prefixlen = ETH_ALEN * 8; | |
848 | p.u.prefix_eth = prefix->u.prefix_evpn.macip_addr.mac; | |
849 | ||
850 | return (access_list_apply(alist, &p) == FILTER_DENY | |
851 | ? RMAP_NOMATCH | |
852 | : RMAP_MATCH); | |
853 | } | |
854 | ||
855 | return RMAP_NOMATCH; | |
856 | } | |
857 | ||
858 | /* Route map `mac address' match statement. `arg' should be | |
859 | access-list name. */ | |
860 | static void *route_match_mac_address_compile(const char *arg) | |
861 | { | |
862 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
863 | } | |
864 | ||
865 | /* Free route map's compiled `ip address' value. */ | |
866 | static void route_match_mac_address_free(void *rule) | |
867 | { | |
868 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
869 | } | |
870 | ||
871 | /* Route map commands for mac address matching. */ | |
872 | static const struct route_map_rule_cmd route_match_mac_address_cmd = { | |
873 | "mac address", | |
874 | route_match_mac_address, | |
875 | route_match_mac_address_compile, | |
876 | route_match_mac_address_free | |
877 | }; | |
878 | ||
879 | /* | |
880 | * Match function returns: | |
881 | * ...RMAP_MATCH if match is found. | |
882 | * ...RMAP_NOMATCH if match is not found. | |
883 | * ...RMAP_NOOP to ignore this match check. | |
884 | */ | |
885 | static enum route_map_cmd_result_t | |
886 | route_match_vni(void *rule, const struct prefix *prefix, | |
887 | route_map_object_t type, void *object) | |
888 | { | |
889 | vni_t vni = 0; | |
890 | unsigned int label_cnt = 0; | |
891 | struct bgp_path_info *path = NULL; | |
892 | struct prefix_evpn *evp = (struct prefix_evpn *) prefix; | |
893 | ||
894 | if (type == RMAP_BGP) { | |
895 | vni = *((vni_t *)rule); | |
896 | path = (struct bgp_path_info *)object; | |
897 | ||
898 | /* | |
899 | * This rmap filter is valid for vxlan tunnel type only. | |
900 | * For any other tunnel type, return noop to ignore | |
901 | * this check. | |
902 | */ | |
903 | if (path->attr->encap_tunneltype != BGP_ENCAP_TYPE_VXLAN) | |
904 | return RMAP_NOOP; | |
905 | ||
906 | /* | |
907 | * Apply filter to type 1, 2, 5 routes only. | |
908 | * Other route types do not have vni label. | |
909 | */ | |
910 | if (evp && (evp->prefix.route_type != BGP_EVPN_AD_ROUTE && | |
911 | evp->prefix.route_type != BGP_EVPN_MAC_IP_ROUTE && | |
912 | evp->prefix.route_type != BGP_EVPN_IP_PREFIX_ROUTE)) | |
913 | return RMAP_NOOP; | |
914 | ||
915 | if (path->extra == NULL) | |
916 | return RMAP_NOMATCH; | |
917 | ||
918 | for ( ; label_cnt < BGP_MAX_LABELS && | |
919 | label_cnt < path->extra->num_labels; label_cnt++) { | |
920 | if (vni == label2vni(&path->extra->label[label_cnt])) | |
921 | return RMAP_MATCH; | |
922 | } | |
923 | } | |
924 | ||
925 | return RMAP_NOMATCH; | |
926 | } | |
927 | ||
928 | /* Route map `vni' match statement. */ | |
929 | static void *route_match_vni_compile(const char *arg) | |
930 | { | |
931 | vni_t *vni = NULL; | |
932 | char *end = NULL; | |
933 | ||
934 | vni = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(vni_t)); | |
935 | ||
936 | *vni = strtoul(arg, &end, 10); | |
937 | if (*end != '\0') { | |
938 | XFREE(MTYPE_ROUTE_MAP_COMPILED, vni); | |
939 | return NULL; | |
940 | } | |
941 | ||
942 | return vni; | |
943 | } | |
944 | ||
945 | /* Free route map's compiled `vni' value. */ | |
946 | static void route_match_vni_free(void *rule) | |
947 | { | |
948 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
949 | } | |
950 | ||
951 | /* Route map commands for vni matching. */ | |
952 | static const struct route_map_rule_cmd route_match_evpn_vni_cmd = { | |
953 | "evpn vni", | |
954 | route_match_vni, | |
955 | route_match_vni_compile, | |
956 | route_match_vni_free | |
957 | }; | |
958 | ||
959 | /* `match evpn route-type' */ | |
960 | ||
961 | /* Match function should return 1 if match is success else return | |
962 | zero. */ | |
963 | static enum route_map_cmd_result_t | |
964 | route_match_evpn_route_type(void *rule, const struct prefix *pfx, | |
965 | route_map_object_t type, void *object) | |
966 | { | |
967 | uint8_t route_type = 0; | |
968 | ||
969 | if (type == RMAP_BGP) { | |
970 | route_type = *((uint8_t *)rule); | |
971 | ||
972 | if (route_type == pfx->u.prefix_evpn.route_type) | |
973 | return RMAP_MATCH; | |
974 | } | |
975 | ||
976 | return RMAP_NOMATCH; | |
977 | } | |
978 | ||
979 | /* Route map `route-type' match statement. */ | |
980 | static void *route_match_evpn_route_type_compile(const char *arg) | |
981 | { | |
982 | uint8_t *route_type = NULL; | |
983 | ||
984 | route_type = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(uint8_t)); | |
985 | ||
986 | if (strncmp(arg, "ma", 2) == 0) | |
987 | *route_type = BGP_EVPN_MAC_IP_ROUTE; | |
988 | else if (strncmp(arg, "mu", 2) == 0) | |
989 | *route_type = BGP_EVPN_IMET_ROUTE; | |
990 | else | |
991 | *route_type = BGP_EVPN_IP_PREFIX_ROUTE; | |
992 | ||
993 | return route_type; | |
994 | } | |
995 | ||
996 | /* Free route map's compiled `route-type' value. */ | |
997 | static void route_match_evpn_route_type_free(void *rule) | |
998 | { | |
999 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
1000 | } | |
1001 | ||
1002 | /* Route map commands for evpn route-type matching. */ | |
1003 | static const struct route_map_rule_cmd route_match_evpn_route_type_cmd = { | |
1004 | "evpn route-type", | |
1005 | route_match_evpn_route_type, | |
1006 | route_match_evpn_route_type_compile, | |
1007 | route_match_evpn_route_type_free | |
1008 | }; | |
1009 | ||
1010 | /* `match rd' */ | |
1011 | ||
1012 | /* Match function should return 1 if match is success else return zero. */ | |
1013 | static enum route_map_cmd_result_t | |
1014 | route_match_rd(void *rule, const struct prefix *prefix, | |
1015 | route_map_object_t type, void *object) | |
1016 | { | |
1017 | struct prefix_rd *prd_rule = NULL; | |
1018 | struct prefix_rd *prd_route = NULL; | |
1019 | struct bgp_path_info *path = NULL; | |
1020 | ||
1021 | if (type == RMAP_BGP) { | |
1022 | if (prefix->family != AF_EVPN) | |
1023 | return RMAP_NOMATCH; | |
1024 | ||
1025 | prd_rule = (struct prefix_rd *)rule; | |
1026 | path = (struct bgp_path_info *)object; | |
1027 | ||
1028 | if (path->net == NULL || path->net->prn == NULL) | |
1029 | return RMAP_NOMATCH; | |
1030 | ||
1031 | prd_route = (struct prefix_rd *)&path->net->prn->p; | |
1032 | if (memcmp(prd_route->val, prd_rule->val, ECOMMUNITY_SIZE) == 0) | |
1033 | return RMAP_MATCH; | |
1034 | } | |
1035 | ||
1036 | return RMAP_NOMATCH; | |
1037 | } | |
1038 | ||
1039 | /* Route map `rd' match statement. */ | |
1040 | static void *route_match_rd_compile(const char *arg) | |
1041 | { | |
1042 | struct prefix_rd *prd; | |
1043 | int ret; | |
1044 | ||
1045 | prd = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct prefix_rd)); | |
1046 | ||
1047 | ret = str2prefix_rd(arg, prd); | |
1048 | if (!ret) { | |
1049 | XFREE(MTYPE_ROUTE_MAP_COMPILED, prd); | |
1050 | return NULL; | |
1051 | } | |
1052 | ||
1053 | return prd; | |
1054 | } | |
1055 | ||
1056 | /* Free route map's compiled `rd' value. */ | |
1057 | static void route_match_rd_free(void *rule) | |
1058 | { | |
1059 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
1060 | } | |
1061 | ||
1062 | /* Route map commands for rd matching. */ | |
1063 | static const struct route_map_rule_cmd route_match_evpn_rd_cmd = { | |
1064 | "evpn rd", | |
1065 | route_match_rd, | |
1066 | route_match_rd_compile, | |
1067 | route_match_rd_free | |
1068 | }; | |
1069 | ||
1070 | /* Route map commands for VRF route leak with source vrf matching */ | |
1071 | static enum route_map_cmd_result_t | |
1072 | route_match_vrl_source_vrf(void *rule, const struct prefix *prefix, | |
1073 | route_map_object_t type, void *object) | |
1074 | { | |
1075 | struct bgp_path_info *path; | |
1076 | char *vrf_name; | |
1077 | ||
1078 | if (type == RMAP_BGP) { | |
1079 | vrf_name = rule; | |
1080 | path = (struct bgp_path_info *)object; | |
1081 | ||
1082 | if (strncmp(vrf_name, "n/a", VRF_NAMSIZ) == 0) | |
1083 | return RMAP_NOMATCH; | |
1084 | ||
1085 | if (path->extra == NULL) | |
1086 | return RMAP_NOMATCH; | |
1087 | ||
1088 | if (strncmp(vrf_name, vrf_id_to_name( | |
1089 | path->extra->bgp_orig->vrf_id), VRF_NAMSIZ) | |
1090 | == 0) | |
1091 | return RMAP_MATCH; | |
1092 | } | |
1093 | ||
1094 | return RMAP_NOMATCH; | |
1095 | } | |
1096 | ||
1097 | static void *route_match_vrl_source_vrf_compile(const char *arg) | |
1098 | { | |
1099 | uint8_t *vrf_name = NULL; | |
1100 | ||
1101 | vrf_name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
1102 | ||
1103 | return vrf_name; | |
1104 | } | |
1105 | ||
1106 | /* Free route map's compiled `route-type' value. */ | |
1107 | static void route_match_vrl_source_vrf_free(void *rule) | |
1108 | { | |
1109 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
1110 | } | |
1111 | ||
1112 | static const struct route_map_rule_cmd route_match_vrl_source_vrf_cmd = { | |
1113 | "source-vrf", | |
1114 | route_match_vrl_source_vrf, | |
1115 | route_match_vrl_source_vrf_compile, | |
1116 | route_match_vrl_source_vrf_free | |
1117 | }; | |
1118 | ||
1119 | /* `match local-preference LOCAL-PREF' */ | |
1120 | ||
1121 | /* Match function return 1 if match is success else return zero. */ | |
1122 | static enum route_map_cmd_result_t | |
1123 | route_match_local_pref(void *rule, const struct prefix *prefix, | |
1124 | route_map_object_t type, void *object) | |
1125 | { | |
1126 | uint32_t *local_pref; | |
1127 | struct bgp_path_info *path; | |
1128 | ||
1129 | if (type == RMAP_BGP) { | |
1130 | local_pref = rule; | |
1131 | path = object; | |
1132 | ||
1133 | if (path->attr->local_pref == *local_pref) | |
1134 | return RMAP_MATCH; | |
1135 | else | |
1136 | return RMAP_NOMATCH; | |
1137 | } | |
1138 | return RMAP_NOMATCH; | |
1139 | } | |
1140 | ||
1141 | /* | |
1142 | * Route map `match local-preference' match statement. | |
1143 | * `arg' is local-pref value | |
1144 | */ | |
1145 | static void *route_match_local_pref_compile(const char *arg) | |
1146 | { | |
1147 | uint32_t *local_pref; | |
1148 | char *endptr = NULL; | |
1149 | unsigned long tmpval; | |
1150 | ||
1151 | /* Locpref value shoud be integer. */ | |
1152 | if (!all_digit(arg)) | |
1153 | return NULL; | |
1154 | ||
1155 | errno = 0; | |
1156 | tmpval = strtoul(arg, &endptr, 10); | |
1157 | if (*endptr != '\0' || errno || tmpval > UINT32_MAX) | |
1158 | return NULL; | |
1159 | ||
1160 | local_pref = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(uint32_t)); | |
1161 | ||
1162 | *local_pref = tmpval; | |
1163 | return local_pref; | |
1164 | } | |
1165 | ||
1166 | /* Free route map's compiled `match local-preference' value. */ | |
1167 | static void route_match_local_pref_free(void *rule) | |
1168 | { | |
1169 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
1170 | } | |
1171 | ||
1172 | /* Route map commands for metric matching. */ | |
1173 | static const struct route_map_rule_cmd route_match_local_pref_cmd = { | |
1174 | "local-preference", | |
1175 | route_match_local_pref, | |
1176 | route_match_local_pref_compile, | |
1177 | route_match_local_pref_free | |
1178 | }; | |
1179 | ||
1180 | /* `match metric METRIC' */ | |
1181 | ||
1182 | /* Match function return 1 if match is success else return zero. */ | |
1183 | static enum route_map_cmd_result_t | |
1184 | route_match_metric(void *rule, const struct prefix *prefix, | |
1185 | route_map_object_t type, void *object) | |
1186 | { | |
1187 | struct rmap_value *rv; | |
1188 | struct bgp_path_info *path; | |
1189 | ||
1190 | if (type == RMAP_BGP) { | |
1191 | rv = rule; | |
1192 | path = object; | |
1193 | return route_value_match(rv, path->attr->med); | |
1194 | } | |
1195 | return RMAP_NOMATCH; | |
1196 | } | |
1197 | ||
1198 | /* Route map commands for metric matching. */ | |
1199 | static const struct route_map_rule_cmd route_match_metric_cmd = { | |
1200 | "metric", | |
1201 | route_match_metric, | |
1202 | route_value_compile, | |
1203 | route_value_free, | |
1204 | }; | |
1205 | ||
1206 | /* `match as-path ASPATH' */ | |
1207 | ||
1208 | /* Match function for as-path match. I assume given object is */ | |
1209 | static enum route_map_cmd_result_t | |
1210 | route_match_aspath(void *rule, const struct prefix *prefix, | |
1211 | route_map_object_t type, void *object) | |
1212 | { | |
1213 | ||
1214 | struct as_list *as_list; | |
1215 | struct bgp_path_info *path; | |
1216 | ||
1217 | if (type == RMAP_BGP) { | |
1218 | as_list = as_list_lookup((char *)rule); | |
1219 | if (as_list == NULL) | |
1220 | return RMAP_NOMATCH; | |
1221 | ||
1222 | path = object; | |
1223 | ||
1224 | /* Perform match. */ | |
1225 | return ((as_list_apply(as_list, path->attr->aspath) | |
1226 | == AS_FILTER_DENY) | |
1227 | ? RMAP_NOMATCH | |
1228 | : RMAP_MATCH); | |
1229 | } | |
1230 | return RMAP_NOMATCH; | |
1231 | } | |
1232 | ||
1233 | /* Compile function for as-path match. */ | |
1234 | static void *route_match_aspath_compile(const char *arg) | |
1235 | { | |
1236 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
1237 | } | |
1238 | ||
1239 | /* Compile function for as-path match. */ | |
1240 | static void route_match_aspath_free(void *rule) | |
1241 | { | |
1242 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
1243 | } | |
1244 | ||
1245 | /* Route map commands for aspath matching. */ | |
1246 | static const struct route_map_rule_cmd route_match_aspath_cmd = { | |
1247 | "as-path", | |
1248 | route_match_aspath, | |
1249 | route_match_aspath_compile, | |
1250 | route_match_aspath_free | |
1251 | }; | |
1252 | ||
1253 | /* `match community COMMUNIY' */ | |
1254 | struct rmap_community { | |
1255 | char *name; | |
1256 | uint32_t name_hash; | |
1257 | int exact; | |
1258 | }; | |
1259 | ||
1260 | /* Match function for community match. */ | |
1261 | static enum route_map_cmd_result_t | |
1262 | route_match_community(void *rule, const struct prefix *prefix, | |
1263 | route_map_object_t type, void *object) | |
1264 | { | |
1265 | struct community_list *list; | |
1266 | struct bgp_path_info *path; | |
1267 | struct rmap_community *rcom = rule; | |
1268 | ||
1269 | if (type == RMAP_BGP) { | |
1270 | path = object; | |
1271 | rcom = rule; | |
1272 | ||
1273 | list = community_list_lookup(bgp_clist, rcom->name, | |
1274 | rcom->name_hash, | |
1275 | COMMUNITY_LIST_MASTER); | |
1276 | if (!list) | |
1277 | return RMAP_NOMATCH; | |
1278 | ||
1279 | if (rcom->exact) { | |
1280 | if (community_list_exact_match(path->attr->community, | |
1281 | list)) | |
1282 | return RMAP_MATCH; | |
1283 | } else { | |
1284 | if (community_list_match(path->attr->community, list)) | |
1285 | return RMAP_MATCH; | |
1286 | } | |
1287 | } | |
1288 | return RMAP_NOMATCH; | |
1289 | } | |
1290 | ||
1291 | /* Compile function for community match. */ | |
1292 | static void *route_match_community_compile(const char *arg) | |
1293 | { | |
1294 | struct rmap_community *rcom; | |
1295 | int len; | |
1296 | char *p; | |
1297 | ||
1298 | rcom = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_community)); | |
1299 | ||
1300 | p = strchr(arg, ' '); | |
1301 | if (p) { | |
1302 | len = p - arg; | |
1303 | rcom->name = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, len + 1); | |
1304 | memcpy(rcom->name, arg, len); | |
1305 | rcom->exact = 1; | |
1306 | } else { | |
1307 | rcom->name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
1308 | rcom->exact = 0; | |
1309 | } | |
1310 | ||
1311 | rcom->name_hash = bgp_clist_hash_key(rcom->name); | |
1312 | return rcom; | |
1313 | } | |
1314 | ||
1315 | /* Compile function for community match. */ | |
1316 | static void route_match_community_free(void *rule) | |
1317 | { | |
1318 | struct rmap_community *rcom = rule; | |
1319 | ||
1320 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom->name); | |
1321 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom); | |
1322 | } | |
1323 | ||
1324 | /* | |
1325 | * In routemap processing there is a need to add the | |
1326 | * name as a rule_key in the dependency table. Routemap | |
1327 | * lib is unaware of rule_key when exact-match clause | |
1328 | * is in use. routemap lib uses the compiled output to | |
1329 | * get the rule_key value. | |
1330 | */ | |
1331 | static void *route_match_get_community_key(void *rule) | |
1332 | { | |
1333 | struct rmap_community *rcom; | |
1334 | ||
1335 | rcom = rule; | |
1336 | return rcom->name; | |
1337 | } | |
1338 | ||
1339 | ||
1340 | /* Route map commands for community matching. */ | |
1341 | static const struct route_map_rule_cmd route_match_community_cmd = { | |
1342 | "community", | |
1343 | route_match_community, | |
1344 | route_match_community_compile, | |
1345 | route_match_community_free, | |
1346 | route_match_get_community_key | |
1347 | }; | |
1348 | ||
1349 | /* Match function for lcommunity match. */ | |
1350 | static enum route_map_cmd_result_t | |
1351 | route_match_lcommunity(void *rule, const struct prefix *prefix, | |
1352 | route_map_object_t type, void *object) | |
1353 | { | |
1354 | struct community_list *list; | |
1355 | struct bgp_path_info *path; | |
1356 | struct rmap_community *rcom = rule; | |
1357 | ||
1358 | if (type == RMAP_BGP) { | |
1359 | path = object; | |
1360 | ||
1361 | list = community_list_lookup(bgp_clist, rcom->name, | |
1362 | rcom->name_hash, | |
1363 | LARGE_COMMUNITY_LIST_MASTER); | |
1364 | if (!list) | |
1365 | return RMAP_NOMATCH; | |
1366 | ||
1367 | if (rcom->exact) { | |
1368 | if (lcommunity_list_exact_match( | |
1369 | path->attr->lcommunity, | |
1370 | list)) | |
1371 | return RMAP_MATCH; | |
1372 | } else { | |
1373 | if (lcommunity_list_match( | |
1374 | path->attr->lcommunity, | |
1375 | list)) | |
1376 | return RMAP_MATCH; | |
1377 | } | |
1378 | } | |
1379 | return RMAP_NOMATCH; | |
1380 | } | |
1381 | ||
1382 | /* Compile function for community match. */ | |
1383 | static void *route_match_lcommunity_compile(const char *arg) | |
1384 | { | |
1385 | struct rmap_community *rcom; | |
1386 | int len; | |
1387 | char *p; | |
1388 | ||
1389 | rcom = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_community)); | |
1390 | ||
1391 | p = strchr(arg, ' '); | |
1392 | if (p) { | |
1393 | len = p - arg; | |
1394 | rcom->name = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, len + 1); | |
1395 | memcpy(rcom->name, arg, len); | |
1396 | rcom->exact = 1; | |
1397 | } else { | |
1398 | rcom->name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
1399 | rcom->exact = 0; | |
1400 | } | |
1401 | ||
1402 | rcom->name_hash = bgp_clist_hash_key(rcom->name); | |
1403 | return rcom; | |
1404 | } | |
1405 | ||
1406 | /* Compile function for community match. */ | |
1407 | static void route_match_lcommunity_free(void *rule) | |
1408 | { | |
1409 | struct rmap_community *rcom = rule; | |
1410 | ||
1411 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom->name); | |
1412 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom); | |
1413 | } | |
1414 | ||
1415 | /* Route map commands for community matching. */ | |
1416 | static const struct route_map_rule_cmd route_match_lcommunity_cmd = { | |
1417 | "large-community", | |
1418 | route_match_lcommunity, | |
1419 | route_match_lcommunity_compile, | |
1420 | route_match_lcommunity_free, | |
1421 | route_match_get_community_key | |
1422 | }; | |
1423 | ||
1424 | ||
1425 | /* Match function for extcommunity match. */ | |
1426 | static enum route_map_cmd_result_t | |
1427 | route_match_ecommunity(void *rule, const struct prefix *prefix, | |
1428 | route_map_object_t type, void *object) | |
1429 | { | |
1430 | struct community_list *list; | |
1431 | struct bgp_path_info *path; | |
1432 | struct rmap_community *rcom = rule; | |
1433 | ||
1434 | if (type == RMAP_BGP) { | |
1435 | path = object; | |
1436 | ||
1437 | list = community_list_lookup(bgp_clist, rcom->name, | |
1438 | rcom->name_hash, | |
1439 | EXTCOMMUNITY_LIST_MASTER); | |
1440 | if (!list) | |
1441 | return RMAP_NOMATCH; | |
1442 | ||
1443 | if (ecommunity_list_match(path->attr->ecommunity, list)) | |
1444 | return RMAP_MATCH; | |
1445 | } | |
1446 | return RMAP_NOMATCH; | |
1447 | } | |
1448 | ||
1449 | /* Compile function for extcommunity match. */ | |
1450 | static void *route_match_ecommunity_compile(const char *arg) | |
1451 | { | |
1452 | struct rmap_community *rcom; | |
1453 | ||
1454 | rcom = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_community)); | |
1455 | rcom->name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
1456 | rcom->name_hash = bgp_clist_hash_key(rcom->name); | |
1457 | ||
1458 | return rcom; | |
1459 | } | |
1460 | ||
1461 | /* Compile function for extcommunity match. */ | |
1462 | static void route_match_ecommunity_free(void *rule) | |
1463 | { | |
1464 | struct rmap_community *rcom = rule; | |
1465 | ||
1466 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom->name); | |
1467 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom); | |
1468 | } | |
1469 | ||
1470 | /* Route map commands for community matching. */ | |
1471 | static const struct route_map_rule_cmd route_match_ecommunity_cmd = { | |
1472 | "extcommunity", | |
1473 | route_match_ecommunity, | |
1474 | route_match_ecommunity_compile, | |
1475 | route_match_ecommunity_free | |
1476 | }; | |
1477 | ||
1478 | /* `match nlri` and `set nlri` are replaced by `address-family ipv4` | |
1479 | and `address-family vpnv4'. */ | |
1480 | ||
1481 | /* `match origin' */ | |
1482 | static enum route_map_cmd_result_t | |
1483 | route_match_origin(void *rule, const struct prefix *prefix, | |
1484 | route_map_object_t type, void *object) | |
1485 | { | |
1486 | uint8_t *origin; | |
1487 | struct bgp_path_info *path; | |
1488 | ||
1489 | if (type == RMAP_BGP) { | |
1490 | origin = rule; | |
1491 | path = object; | |
1492 | ||
1493 | if (path->attr->origin == *origin) | |
1494 | return RMAP_MATCH; | |
1495 | } | |
1496 | ||
1497 | return RMAP_NOMATCH; | |
1498 | } | |
1499 | ||
1500 | static void *route_match_origin_compile(const char *arg) | |
1501 | { | |
1502 | uint8_t *origin; | |
1503 | ||
1504 | origin = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(uint8_t)); | |
1505 | ||
1506 | if (strcmp(arg, "igp") == 0) | |
1507 | *origin = 0; | |
1508 | else if (strcmp(arg, "egp") == 0) | |
1509 | *origin = 1; | |
1510 | else | |
1511 | *origin = 2; | |
1512 | ||
1513 | return origin; | |
1514 | } | |
1515 | ||
1516 | /* Free route map's compiled `ip address' value. */ | |
1517 | static void route_match_origin_free(void *rule) | |
1518 | { | |
1519 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
1520 | } | |
1521 | ||
1522 | /* Route map commands for origin matching. */ | |
1523 | static const struct route_map_rule_cmd route_match_origin_cmd = { | |
1524 | "origin", | |
1525 | route_match_origin, | |
1526 | route_match_origin_compile, | |
1527 | route_match_origin_free | |
1528 | }; | |
1529 | ||
1530 | /* match probability { */ | |
1531 | ||
1532 | static enum route_map_cmd_result_t | |
1533 | route_match_probability(void *rule, const struct prefix *prefix, | |
1534 | route_map_object_t type, void *object) | |
1535 | { | |
1536 | long r = random(); | |
1537 | ||
1538 | switch (*(long *)rule) { | |
1539 | case 0: | |
1540 | break; | |
1541 | case RAND_MAX: | |
1542 | return RMAP_MATCH; | |
1543 | default: | |
1544 | if (r < *(long *)rule) { | |
1545 | return RMAP_MATCH; | |
1546 | } | |
1547 | } | |
1548 | ||
1549 | return RMAP_NOMATCH; | |
1550 | } | |
1551 | ||
1552 | static void *route_match_probability_compile(const char *arg) | |
1553 | { | |
1554 | long *lobule; | |
1555 | unsigned perc; | |
1556 | ||
1557 | perc = atoi(arg); | |
1558 | lobule = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(long)); | |
1559 | ||
1560 | switch (perc) { | |
1561 | case 0: | |
1562 | *lobule = 0; | |
1563 | break; | |
1564 | case 100: | |
1565 | *lobule = RAND_MAX; | |
1566 | break; | |
1567 | default: | |
1568 | *lobule = RAND_MAX / 100 * perc; | |
1569 | } | |
1570 | ||
1571 | return lobule; | |
1572 | } | |
1573 | ||
1574 | static void route_match_probability_free(void *rule) | |
1575 | { | |
1576 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
1577 | } | |
1578 | ||
1579 | static const struct route_map_rule_cmd route_match_probability_cmd = { | |
1580 | "probability", | |
1581 | route_match_probability, | |
1582 | route_match_probability_compile, | |
1583 | route_match_probability_free | |
1584 | }; | |
1585 | ||
1586 | /* `match interface IFNAME' */ | |
1587 | /* Match function should return 1 if match is success else return | |
1588 | zero. */ | |
1589 | static enum route_map_cmd_result_t | |
1590 | route_match_interface(void *rule, const struct prefix *prefix, | |
1591 | route_map_object_t type, void *object) | |
1592 | { | |
1593 | struct interface *ifp; | |
1594 | struct bgp_path_info *path; | |
1595 | ||
1596 | if (type == RMAP_BGP) { | |
1597 | path = object; | |
1598 | ||
1599 | if (!path) | |
1600 | return RMAP_NOMATCH; | |
1601 | ||
1602 | ifp = if_lookup_by_name_all_vrf((char *)rule); | |
1603 | ||
1604 | if (ifp == NULL || ifp->ifindex != path->attr->nh_ifindex) | |
1605 | return RMAP_NOMATCH; | |
1606 | ||
1607 | return RMAP_MATCH; | |
1608 | } | |
1609 | return RMAP_NOMATCH; | |
1610 | } | |
1611 | ||
1612 | /* Route map `interface' match statement. `arg' should be | |
1613 | interface name. */ | |
1614 | static void *route_match_interface_compile(const char *arg) | |
1615 | { | |
1616 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
1617 | } | |
1618 | ||
1619 | /* Free route map's compiled `interface' value. */ | |
1620 | static void route_match_interface_free(void *rule) | |
1621 | { | |
1622 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
1623 | } | |
1624 | ||
1625 | /* Route map commands for ip address matching. */ | |
1626 | static const struct route_map_rule_cmd route_match_interface_cmd = { | |
1627 | "interface", | |
1628 | route_match_interface, | |
1629 | route_match_interface_compile, | |
1630 | route_match_interface_free | |
1631 | }; | |
1632 | ||
1633 | /* } */ | |
1634 | ||
1635 | /* `set ip next-hop IP_ADDRESS' */ | |
1636 | ||
1637 | /* Match function return 1 if match is success else return zero. */ | |
1638 | static enum route_map_cmd_result_t | |
1639 | route_match_tag(void *rule, const struct prefix *prefix, | |
1640 | route_map_object_t type, void *object) | |
1641 | { | |
1642 | route_tag_t *tag; | |
1643 | struct bgp_path_info *path; | |
1644 | ||
1645 | if (type == RMAP_BGP) { | |
1646 | tag = rule; | |
1647 | path = object; | |
1648 | ||
1649 | return ((path->attr->tag == *tag) ? RMAP_MATCH : RMAP_NOMATCH); | |
1650 | } | |
1651 | ||
1652 | return RMAP_NOMATCH; | |
1653 | } | |
1654 | ||
1655 | ||
1656 | /* Route map commands for tag matching. */ | |
1657 | static const struct route_map_rule_cmd route_match_tag_cmd = { | |
1658 | "tag", | |
1659 | route_match_tag, | |
1660 | route_map_rule_tag_compile, | |
1661 | route_map_rule_tag_free, | |
1662 | }; | |
1663 | ||
1664 | ||
1665 | /* Set nexthop to object. ojbect must be pointer to struct attr. */ | |
1666 | struct rmap_ip_nexthop_set { | |
1667 | struct in_addr *address; | |
1668 | int peer_address; | |
1669 | int unchanged; | |
1670 | }; | |
1671 | ||
1672 | static enum route_map_cmd_result_t | |
1673 | route_set_ip_nexthop(void *rule, const struct prefix *prefix, | |
1674 | route_map_object_t type, void *object) | |
1675 | { | |
1676 | struct rmap_ip_nexthop_set *rins = rule; | |
1677 | struct bgp_path_info *path; | |
1678 | struct peer *peer; | |
1679 | ||
1680 | if (type != RMAP_BGP) | |
1681 | return RMAP_OKAY; | |
1682 | ||
1683 | if (prefix->family == AF_INET6) | |
1684 | return RMAP_OKAY; | |
1685 | ||
1686 | path = object; | |
1687 | peer = path->peer; | |
1688 | ||
1689 | if (rins->unchanged) { | |
1690 | SET_FLAG(path->attr->rmap_change_flags, | |
1691 | BATTR_RMAP_NEXTHOP_UNCHANGED); | |
1692 | } else if (rins->peer_address) { | |
1693 | if ((CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IN) | |
1694 | || CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IMPORT)) | |
1695 | && peer->su_remote | |
1696 | && sockunion_family(peer->su_remote) == AF_INET) { | |
1697 | path->attr->nexthop.s_addr = | |
1698 | sockunion2ip(peer->su_remote); | |
1699 | path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_NEXT_HOP); | |
1700 | } else if (CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_OUT)) { | |
1701 | /* The next hop value will be set as part of | |
1702 | * packet rewrite. Set the flags here to indicate | |
1703 | * that rewrite needs to be done. | |
1704 | * Also, clear the value. | |
1705 | */ | |
1706 | SET_FLAG(path->attr->rmap_change_flags, | |
1707 | BATTR_RMAP_NEXTHOP_PEER_ADDRESS); | |
1708 | path->attr->nexthop.s_addr = 0; | |
1709 | } | |
1710 | } else { | |
1711 | /* Set next hop value. */ | |
1712 | path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_NEXT_HOP); | |
1713 | path->attr->nexthop = *rins->address; | |
1714 | SET_FLAG(path->attr->rmap_change_flags, | |
1715 | BATTR_RMAP_IPV4_NHOP_CHANGED); | |
1716 | /* case for MP-BGP : MPLS VPN */ | |
1717 | path->attr->mp_nexthop_global_in = *rins->address; | |
1718 | path->attr->mp_nexthop_len = sizeof(*rins->address); | |
1719 | } | |
1720 | ||
1721 | return RMAP_OKAY; | |
1722 | } | |
1723 | ||
1724 | /* Route map `ip nexthop' compile function. Given string is converted | |
1725 | to struct in_addr structure. */ | |
1726 | static void *route_set_ip_nexthop_compile(const char *arg) | |
1727 | { | |
1728 | struct rmap_ip_nexthop_set *rins; | |
1729 | struct in_addr *address = NULL; | |
1730 | int peer_address = 0; | |
1731 | int unchanged = 0; | |
1732 | int ret; | |
1733 | ||
1734 | if (strcmp(arg, "peer-address") == 0) | |
1735 | peer_address = 1; | |
1736 | else if (strcmp(arg, "unchanged") == 0) | |
1737 | unchanged = 1; | |
1738 | else { | |
1739 | address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, | |
1740 | sizeof(struct in_addr)); | |
1741 | ret = inet_aton(arg, address); | |
1742 | ||
1743 | if (ret == 0) { | |
1744 | XFREE(MTYPE_ROUTE_MAP_COMPILED, address); | |
1745 | return NULL; | |
1746 | } | |
1747 | } | |
1748 | ||
1749 | rins = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, | |
1750 | sizeof(struct rmap_ip_nexthop_set)); | |
1751 | ||
1752 | rins->address = address; | |
1753 | rins->peer_address = peer_address; | |
1754 | rins->unchanged = unchanged; | |
1755 | ||
1756 | return rins; | |
1757 | } | |
1758 | ||
1759 | /* Free route map's compiled `ip nexthop' value. */ | |
1760 | static void route_set_ip_nexthop_free(void *rule) | |
1761 | { | |
1762 | struct rmap_ip_nexthop_set *rins = rule; | |
1763 | ||
1764 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rins->address); | |
1765 | ||
1766 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rins); | |
1767 | } | |
1768 | ||
1769 | /* Route map commands for ip nexthop set. */ | |
1770 | static const struct route_map_rule_cmd route_set_ip_nexthop_cmd = { | |
1771 | "ip next-hop", | |
1772 | route_set_ip_nexthop, | |
1773 | route_set_ip_nexthop_compile, | |
1774 | route_set_ip_nexthop_free | |
1775 | }; | |
1776 | ||
1777 | /* `set local-preference LOCAL_PREF' */ | |
1778 | ||
1779 | /* Set local preference. */ | |
1780 | static enum route_map_cmd_result_t | |
1781 | route_set_local_pref(void *rule, const struct prefix *prefix, | |
1782 | route_map_object_t type, void *object) | |
1783 | { | |
1784 | struct rmap_value *rv; | |
1785 | struct bgp_path_info *path; | |
1786 | uint32_t locpref = 0; | |
1787 | ||
1788 | if (type == RMAP_BGP) { | |
1789 | /* Fetch routemap's rule information. */ | |
1790 | rv = rule; | |
1791 | path = object; | |
1792 | ||
1793 | /* Set local preference value. */ | |
1794 | if (path->attr->flag & ATTR_FLAG_BIT(BGP_ATTR_LOCAL_PREF)) | |
1795 | locpref = path->attr->local_pref; | |
1796 | ||
1797 | path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_LOCAL_PREF); | |
1798 | path->attr->local_pref = | |
1799 | route_value_adjust(rv, locpref, path->peer); | |
1800 | } | |
1801 | ||
1802 | return RMAP_OKAY; | |
1803 | } | |
1804 | ||
1805 | /* Set local preference rule structure. */ | |
1806 | static const struct route_map_rule_cmd route_set_local_pref_cmd = { | |
1807 | "local-preference", | |
1808 | route_set_local_pref, | |
1809 | route_value_compile, | |
1810 | route_value_free, | |
1811 | }; | |
1812 | ||
1813 | /* `set weight WEIGHT' */ | |
1814 | ||
1815 | /* Set weight. */ | |
1816 | static enum route_map_cmd_result_t | |
1817 | route_set_weight(void *rule, const struct prefix *prefix, | |
1818 | route_map_object_t type, void *object) | |
1819 | { | |
1820 | struct rmap_value *rv; | |
1821 | struct bgp_path_info *path; | |
1822 | ||
1823 | if (type == RMAP_BGP) { | |
1824 | /* Fetch routemap's rule information. */ | |
1825 | rv = rule; | |
1826 | path = object; | |
1827 | ||
1828 | /* Set weight value. */ | |
1829 | path->attr->weight = route_value_adjust(rv, 0, path->peer); | |
1830 | } | |
1831 | ||
1832 | return RMAP_OKAY; | |
1833 | } | |
1834 | ||
1835 | /* Set local preference rule structure. */ | |
1836 | static const struct route_map_rule_cmd route_set_weight_cmd = { | |
1837 | "weight", | |
1838 | route_set_weight, | |
1839 | route_value_compile, | |
1840 | route_value_free, | |
1841 | }; | |
1842 | ||
1843 | /* `set distance DISTANCE */ | |
1844 | static enum route_map_cmd_result_t | |
1845 | route_set_distance(void *rule, const struct prefix *prefix, | |
1846 | route_map_object_t type, void *object) | |
1847 | { | |
1848 | struct bgp_path_info *path = object; | |
1849 | struct rmap_value *rv = rule; | |
1850 | ||
1851 | if (type != RMAP_BGP) | |
1852 | return RMAP_OKAY; | |
1853 | ||
1854 | path->attr->distance = rv->value; | |
1855 | ||
1856 | return RMAP_OKAY; | |
1857 | } | |
1858 | ||
1859 | /* set distance rule structure */ | |
1860 | static const struct route_map_rule_cmd route_set_distance_cmd = { | |
1861 | "distance", | |
1862 | route_set_distance, | |
1863 | route_value_compile, | |
1864 | route_value_free, | |
1865 | }; | |
1866 | ||
1867 | /* `set metric METRIC' */ | |
1868 | ||
1869 | /* Set metric to attribute. */ | |
1870 | static enum route_map_cmd_result_t | |
1871 | route_set_metric(void *rule, const struct prefix *prefix, | |
1872 | route_map_object_t type, void *object) | |
1873 | { | |
1874 | struct rmap_value *rv; | |
1875 | struct bgp_path_info *path; | |
1876 | uint32_t med = 0; | |
1877 | ||
1878 | if (type == RMAP_BGP) { | |
1879 | /* Fetch routemap's rule information. */ | |
1880 | rv = rule; | |
1881 | path = object; | |
1882 | ||
1883 | if (path->attr->flag & ATTR_FLAG_BIT(BGP_ATTR_MULTI_EXIT_DISC)) | |
1884 | med = path->attr->med; | |
1885 | ||
1886 | path->attr->med = route_value_adjust(rv, med, path->peer); | |
1887 | path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_MULTI_EXIT_DISC); | |
1888 | } | |
1889 | return RMAP_OKAY; | |
1890 | } | |
1891 | ||
1892 | /* Set metric rule structure. */ | |
1893 | static const struct route_map_rule_cmd route_set_metric_cmd = { | |
1894 | "metric", | |
1895 | route_set_metric, | |
1896 | route_value_compile, | |
1897 | route_value_free, | |
1898 | }; | |
1899 | ||
1900 | /* `set table (1-4294967295)' */ | |
1901 | ||
1902 | static enum route_map_cmd_result_t route_set_table_id(void *rule, | |
1903 | const struct prefix *prefix, | |
1904 | route_map_object_t type, | |
1905 | void *object) | |
1906 | { | |
1907 | struct rmap_value *rv; | |
1908 | struct bgp_path_info *path; | |
1909 | ||
1910 | if (type == RMAP_BGP) { | |
1911 | /* Fetch routemap's rule information. */ | |
1912 | rv = rule; | |
1913 | path = object; | |
1914 | ||
1915 | path->attr->rmap_table_id = rv->value; | |
1916 | } | |
1917 | return RMAP_OKAY; | |
1918 | } | |
1919 | ||
1920 | /* Set table_id rule structure. */ | |
1921 | static const struct route_map_rule_cmd route_set_table_id_cmd = { | |
1922 | "table", | |
1923 | route_set_table_id, | |
1924 | route_value_compile, | |
1925 | route_value_free | |
1926 | }; | |
1927 | ||
1928 | /* `set as-path prepend ASPATH' */ | |
1929 | ||
1930 | /* For AS path prepend mechanism. */ | |
1931 | static enum route_map_cmd_result_t | |
1932 | route_set_aspath_prepend(void *rule, const struct prefix *prefix, | |
1933 | route_map_object_t type, void *object) | |
1934 | { | |
1935 | struct aspath *aspath; | |
1936 | struct aspath *new; | |
1937 | struct bgp_path_info *path; | |
1938 | ||
1939 | if (type == RMAP_BGP) { | |
1940 | path = object; | |
1941 | ||
1942 | if (path->attr->aspath->refcnt) | |
1943 | new = aspath_dup(path->attr->aspath); | |
1944 | else | |
1945 | new = path->attr->aspath; | |
1946 | ||
1947 | if ((uintptr_t)rule > 10) { | |
1948 | aspath = rule; | |
1949 | aspath_prepend(aspath, new); | |
1950 | } else { | |
1951 | as_t as = aspath_leftmost(new); | |
1952 | if (!as) | |
1953 | as = path->peer->as; | |
1954 | new = aspath_add_seq_n(new, as, (uintptr_t)rule); | |
1955 | } | |
1956 | ||
1957 | path->attr->aspath = new; | |
1958 | } | |
1959 | ||
1960 | return RMAP_OKAY; | |
1961 | } | |
1962 | ||
1963 | static void *route_set_aspath_prepend_compile(const char *arg) | |
1964 | { | |
1965 | unsigned int num; | |
1966 | ||
1967 | if (sscanf(arg, "last-as %u", &num) == 1 && num > 0 && num <= 10) | |
1968 | return (void *)(uintptr_t)num; | |
1969 | ||
1970 | return route_aspath_compile(arg); | |
1971 | } | |
1972 | ||
1973 | static void route_set_aspath_prepend_free(void *rule) | |
1974 | { | |
1975 | if ((uintptr_t)rule > 10) | |
1976 | route_aspath_free(rule); | |
1977 | } | |
1978 | ||
1979 | ||
1980 | /* Set as-path prepend rule structure. */ | |
1981 | static const struct route_map_rule_cmd route_set_aspath_prepend_cmd = { | |
1982 | "as-path prepend", | |
1983 | route_set_aspath_prepend, | |
1984 | route_set_aspath_prepend_compile, | |
1985 | route_set_aspath_prepend_free, | |
1986 | }; | |
1987 | ||
1988 | /* `set as-path exclude ASn' */ | |
1989 | ||
1990 | /* For ASN exclude mechanism. | |
1991 | * Iterate over ASns requested and filter them from the given AS_PATH one by | |
1992 | * one. | |
1993 | * Make a deep copy of existing AS_PATH, but for the first ASn only. | |
1994 | */ | |
1995 | static enum route_map_cmd_result_t | |
1996 | route_set_aspath_exclude(void *rule, const struct prefix *dummy, | |
1997 | route_map_object_t type, void *object) | |
1998 | { | |
1999 | struct aspath *new_path, *exclude_path; | |
2000 | struct bgp_path_info *path; | |
2001 | ||
2002 | if (type == RMAP_BGP) { | |
2003 | exclude_path = rule; | |
2004 | path = object; | |
2005 | if (path->attr->aspath->refcnt) | |
2006 | new_path = aspath_dup(path->attr->aspath); | |
2007 | else | |
2008 | new_path = path->attr->aspath; | |
2009 | path->attr->aspath = | |
2010 | aspath_filter_exclude(new_path, exclude_path); | |
2011 | } | |
2012 | return RMAP_OKAY; | |
2013 | } | |
2014 | ||
2015 | /* Set ASn exlude rule structure. */ | |
2016 | static const struct route_map_rule_cmd route_set_aspath_exclude_cmd = { | |
2017 | "as-path exclude", | |
2018 | route_set_aspath_exclude, | |
2019 | route_aspath_compile, | |
2020 | route_aspath_free, | |
2021 | }; | |
2022 | ||
2023 | /* `set community COMMUNITY' */ | |
2024 | struct rmap_com_set { | |
2025 | struct community *com; | |
2026 | int additive; | |
2027 | int none; | |
2028 | }; | |
2029 | ||
2030 | /* For community set mechanism. */ | |
2031 | static enum route_map_cmd_result_t | |
2032 | route_set_community(void *rule, const struct prefix *prefix, | |
2033 | route_map_object_t type, void *object) | |
2034 | { | |
2035 | struct rmap_com_set *rcs; | |
2036 | struct bgp_path_info *path; | |
2037 | struct attr *attr; | |
2038 | struct community *new = NULL; | |
2039 | struct community *old; | |
2040 | struct community *merge; | |
2041 | ||
2042 | if (type == RMAP_BGP) { | |
2043 | rcs = rule; | |
2044 | path = object; | |
2045 | attr = path->attr; | |
2046 | old = attr->community; | |
2047 | ||
2048 | /* "none" case. */ | |
2049 | if (rcs->none) { | |
2050 | attr->flag &= ~(ATTR_FLAG_BIT(BGP_ATTR_COMMUNITIES)); | |
2051 | attr->community = NULL; | |
2052 | /* See the longer comment down below. */ | |
2053 | if (old && old->refcnt == 0) | |
2054 | community_free(&old); | |
2055 | return RMAP_OKAY; | |
2056 | } | |
2057 | ||
2058 | /* "additive" case. */ | |
2059 | if (rcs->additive && old) { | |
2060 | merge = community_merge(community_dup(old), rcs->com); | |
2061 | ||
2062 | new = community_uniq_sort(merge); | |
2063 | community_free(&merge); | |
2064 | } else | |
2065 | new = community_dup(rcs->com); | |
2066 | ||
2067 | /* HACK: if the old community is not intern'd, | |
2068 | * we should free it here, or all reference to it may be | |
2069 | * lost. | |
2070 | * Really need to cleanup attribute caching sometime. | |
2071 | */ | |
2072 | if (old && old->refcnt == 0) | |
2073 | community_free(&old); | |
2074 | ||
2075 | /* will be interned by caller if required */ | |
2076 | attr->community = new; | |
2077 | ||
2078 | attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_COMMUNITIES); | |
2079 | } | |
2080 | ||
2081 | return RMAP_OKAY; | |
2082 | } | |
2083 | ||
2084 | /* Compile function for set community. */ | |
2085 | static void *route_set_community_compile(const char *arg) | |
2086 | { | |
2087 | struct rmap_com_set *rcs; | |
2088 | struct community *com = NULL; | |
2089 | char *sp; | |
2090 | int additive = 0; | |
2091 | int none = 0; | |
2092 | ||
2093 | if (strcmp(arg, "none") == 0) | |
2094 | none = 1; | |
2095 | else { | |
2096 | sp = strstr(arg, "additive"); | |
2097 | ||
2098 | if (sp && sp > arg) { | |
2099 | /* "additive" keyword is included. */ | |
2100 | additive = 1; | |
2101 | *(sp - 1) = '\0'; | |
2102 | } | |
2103 | ||
2104 | com = community_str2com(arg); | |
2105 | ||
2106 | if (additive) | |
2107 | *(sp - 1) = ' '; | |
2108 | ||
2109 | if (!com) | |
2110 | return NULL; | |
2111 | } | |
2112 | ||
2113 | rcs = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_com_set)); | |
2114 | rcs->com = com; | |
2115 | rcs->additive = additive; | |
2116 | rcs->none = none; | |
2117 | ||
2118 | return rcs; | |
2119 | } | |
2120 | ||
2121 | /* Free function for set community. */ | |
2122 | static void route_set_community_free(void *rule) | |
2123 | { | |
2124 | struct rmap_com_set *rcs = rule; | |
2125 | ||
2126 | if (rcs->com) | |
2127 | community_free(&rcs->com); | |
2128 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcs); | |
2129 | } | |
2130 | ||
2131 | /* Set community rule structure. */ | |
2132 | static const struct route_map_rule_cmd route_set_community_cmd = { | |
2133 | "community", | |
2134 | route_set_community, | |
2135 | route_set_community_compile, | |
2136 | route_set_community_free, | |
2137 | }; | |
2138 | ||
2139 | /* `set community COMMUNITY' */ | |
2140 | struct rmap_lcom_set { | |
2141 | struct lcommunity *lcom; | |
2142 | int additive; | |
2143 | int none; | |
2144 | }; | |
2145 | ||
2146 | ||
2147 | /* For lcommunity set mechanism. */ | |
2148 | static enum route_map_cmd_result_t | |
2149 | route_set_lcommunity(void *rule, const struct prefix *prefix, | |
2150 | route_map_object_t type, void *object) | |
2151 | { | |
2152 | struct rmap_lcom_set *rcs; | |
2153 | struct bgp_path_info *path; | |
2154 | struct attr *attr; | |
2155 | struct lcommunity *new = NULL; | |
2156 | struct lcommunity *old; | |
2157 | struct lcommunity *merge; | |
2158 | ||
2159 | if (type == RMAP_BGP) { | |
2160 | rcs = rule; | |
2161 | path = object; | |
2162 | attr = path->attr; | |
2163 | old = attr->lcommunity; | |
2164 | ||
2165 | /* "none" case. */ | |
2166 | if (rcs->none) { | |
2167 | attr->flag &= | |
2168 | ~(ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES)); | |
2169 | attr->lcommunity = NULL; | |
2170 | ||
2171 | /* See the longer comment down below. */ | |
2172 | if (old && old->refcnt == 0) | |
2173 | lcommunity_free(&old); | |
2174 | return RMAP_OKAY; | |
2175 | } | |
2176 | ||
2177 | if (rcs->additive && old) { | |
2178 | merge = lcommunity_merge(lcommunity_dup(old), | |
2179 | rcs->lcom); | |
2180 | ||
2181 | new = lcommunity_uniq_sort(merge); | |
2182 | lcommunity_free(&merge); | |
2183 | } else | |
2184 | new = lcommunity_dup(rcs->lcom); | |
2185 | ||
2186 | /* HACK: if the old large-community is not intern'd, | |
2187 | * we should free it here, or all reference to it may be | |
2188 | * lost. | |
2189 | * Really need to cleanup attribute caching sometime. | |
2190 | */ | |
2191 | if (old && old->refcnt == 0) | |
2192 | lcommunity_free(&old); | |
2193 | ||
2194 | /* will be intern()'d or attr_flush()'d by bgp_update_main() */ | |
2195 | attr->lcommunity = new; | |
2196 | ||
2197 | attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES); | |
2198 | } | |
2199 | ||
2200 | return RMAP_OKAY; | |
2201 | } | |
2202 | ||
2203 | /* Compile function for set community. */ | |
2204 | static void *route_set_lcommunity_compile(const char *arg) | |
2205 | { | |
2206 | struct rmap_lcom_set *rcs; | |
2207 | struct lcommunity *lcom = NULL; | |
2208 | char *sp; | |
2209 | int additive = 0; | |
2210 | int none = 0; | |
2211 | ||
2212 | if (strcmp(arg, "none") == 0) | |
2213 | none = 1; | |
2214 | else { | |
2215 | sp = strstr(arg, "additive"); | |
2216 | ||
2217 | if (sp && sp > arg) { | |
2218 | /* "additive" keyworkd is included. */ | |
2219 | additive = 1; | |
2220 | *(sp - 1) = '\0'; | |
2221 | } | |
2222 | ||
2223 | lcom = lcommunity_str2com(arg); | |
2224 | ||
2225 | if (additive) | |
2226 | *(sp - 1) = ' '; | |
2227 | ||
2228 | if (!lcom) | |
2229 | return NULL; | |
2230 | } | |
2231 | ||
2232 | rcs = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_com_set)); | |
2233 | rcs->lcom = lcom; | |
2234 | rcs->additive = additive; | |
2235 | rcs->none = none; | |
2236 | ||
2237 | return rcs; | |
2238 | } | |
2239 | ||
2240 | /* Free function for set lcommunity. */ | |
2241 | static void route_set_lcommunity_free(void *rule) | |
2242 | { | |
2243 | struct rmap_lcom_set *rcs = rule; | |
2244 | ||
2245 | if (rcs->lcom) { | |
2246 | lcommunity_free(&rcs->lcom); | |
2247 | } | |
2248 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcs); | |
2249 | } | |
2250 | ||
2251 | /* Set community rule structure. */ | |
2252 | static const struct route_map_rule_cmd route_set_lcommunity_cmd = { | |
2253 | "large-community", | |
2254 | route_set_lcommunity, | |
2255 | route_set_lcommunity_compile, | |
2256 | route_set_lcommunity_free, | |
2257 | }; | |
2258 | ||
2259 | /* `set large-comm-list (<1-99>|<100-500>|WORD) delete' */ | |
2260 | ||
2261 | /* For large community set mechanism. */ | |
2262 | static enum route_map_cmd_result_t | |
2263 | route_set_lcommunity_delete(void *rule, const struct prefix *pfx, | |
2264 | route_map_object_t type, void *object) | |
2265 | { | |
2266 | struct community_list *list; | |
2267 | struct lcommunity *merge; | |
2268 | struct lcommunity *new; | |
2269 | struct lcommunity *old; | |
2270 | struct bgp_path_info *path; | |
2271 | struct rmap_community *rcom = rule; | |
2272 | ||
2273 | if (type == RMAP_BGP) { | |
2274 | if (!rcom) | |
2275 | return RMAP_OKAY; | |
2276 | ||
2277 | path = object; | |
2278 | list = community_list_lookup(bgp_clist, rcom->name, | |
2279 | rcom->name_hash, | |
2280 | LARGE_COMMUNITY_LIST_MASTER); | |
2281 | old = path->attr->lcommunity; | |
2282 | ||
2283 | if (list && old) { | |
2284 | merge = lcommunity_list_match_delete( | |
2285 | lcommunity_dup(old), list); | |
2286 | new = lcommunity_uniq_sort(merge); | |
2287 | lcommunity_free(&merge); | |
2288 | ||
2289 | /* HACK: if the old community is not intern'd, | |
2290 | * we should free it here, or all reference to it may be | |
2291 | * lost. | |
2292 | * Really need to cleanup attribute caching sometime. | |
2293 | */ | |
2294 | if (old->refcnt == 0) | |
2295 | lcommunity_free(&old); | |
2296 | ||
2297 | if (new->size == 0) { | |
2298 | path->attr->lcommunity = NULL; | |
2299 | path->attr->flag &= ~ATTR_FLAG_BIT( | |
2300 | BGP_ATTR_LARGE_COMMUNITIES); | |
2301 | lcommunity_free(&new); | |
2302 | } else { | |
2303 | path->attr->lcommunity = new; | |
2304 | path->attr->flag |= ATTR_FLAG_BIT( | |
2305 | BGP_ATTR_LARGE_COMMUNITIES); | |
2306 | } | |
2307 | } | |
2308 | } | |
2309 | ||
2310 | return RMAP_OKAY; | |
2311 | } | |
2312 | ||
2313 | /* Compile function for set lcommunity. */ | |
2314 | static void *route_set_lcommunity_delete_compile(const char *arg) | |
2315 | { | |
2316 | struct rmap_community *rcom; | |
2317 | char **splits; | |
2318 | int num; | |
2319 | ||
2320 | frrstr_split(arg, " ", &splits, &num); | |
2321 | ||
2322 | rcom = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_community)); | |
2323 | rcom->name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, splits[0]); | |
2324 | rcom->name_hash = bgp_clist_hash_key(rcom->name); | |
2325 | ||
2326 | for (int i = 0; i < num; i++) | |
2327 | XFREE(MTYPE_TMP, splits[i]); | |
2328 | XFREE(MTYPE_TMP, splits); | |
2329 | ||
2330 | return rcom; | |
2331 | } | |
2332 | ||
2333 | /* Free function for set lcommunity. */ | |
2334 | static void route_set_lcommunity_delete_free(void *rule) | |
2335 | { | |
2336 | struct rmap_community *rcom = rule; | |
2337 | ||
2338 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom->name); | |
2339 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom); | |
2340 | } | |
2341 | ||
2342 | /* Set lcommunity rule structure. */ | |
2343 | static const struct route_map_rule_cmd route_set_lcommunity_delete_cmd = { | |
2344 | "large-comm-list", | |
2345 | route_set_lcommunity_delete, | |
2346 | route_set_lcommunity_delete_compile, | |
2347 | route_set_lcommunity_delete_free, | |
2348 | }; | |
2349 | ||
2350 | ||
2351 | /* `set comm-list (<1-99>|<100-500>|WORD) delete' */ | |
2352 | ||
2353 | /* For community set mechanism. */ | |
2354 | static enum route_map_cmd_result_t | |
2355 | route_set_community_delete(void *rule, const struct prefix *prefix, | |
2356 | route_map_object_t type, void *object) | |
2357 | { | |
2358 | struct community_list *list; | |
2359 | struct community *merge; | |
2360 | struct community *new; | |
2361 | struct community *old; | |
2362 | struct bgp_path_info *path; | |
2363 | struct rmap_community *rcom = rule; | |
2364 | ||
2365 | if (type == RMAP_BGP) { | |
2366 | if (!rcom) | |
2367 | return RMAP_OKAY; | |
2368 | ||
2369 | path = object; | |
2370 | list = community_list_lookup(bgp_clist, rcom->name, | |
2371 | rcom->name_hash, | |
2372 | COMMUNITY_LIST_MASTER); | |
2373 | old = path->attr->community; | |
2374 | ||
2375 | if (list && old) { | |
2376 | merge = community_list_match_delete(community_dup(old), | |
2377 | list); | |
2378 | new = community_uniq_sort(merge); | |
2379 | community_free(&merge); | |
2380 | ||
2381 | /* HACK: if the old community is not intern'd, | |
2382 | * we should free it here, or all reference to it may be | |
2383 | * lost. | |
2384 | * Really need to cleanup attribute caching sometime. | |
2385 | */ | |
2386 | if (old->refcnt == 0) | |
2387 | community_free(&old); | |
2388 | ||
2389 | if (new->size == 0) { | |
2390 | path->attr->community = NULL; | |
2391 | path->attr->flag &= | |
2392 | ~ATTR_FLAG_BIT(BGP_ATTR_COMMUNITIES); | |
2393 | community_free(&new); | |
2394 | } else { | |
2395 | path->attr->community = new; | |
2396 | path->attr->flag |= | |
2397 | ATTR_FLAG_BIT(BGP_ATTR_COMMUNITIES); | |
2398 | } | |
2399 | } | |
2400 | } | |
2401 | ||
2402 | return RMAP_OKAY; | |
2403 | } | |
2404 | ||
2405 | /* Compile function for set community. */ | |
2406 | static void *route_set_community_delete_compile(const char *arg) | |
2407 | { | |
2408 | struct rmap_community *rcom; | |
2409 | char **splits; | |
2410 | int num; | |
2411 | ||
2412 | frrstr_split(arg, " ", &splits, &num); | |
2413 | ||
2414 | rcom = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_community)); | |
2415 | rcom->name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, splits[0]); | |
2416 | rcom->name_hash = bgp_clist_hash_key(rcom->name); | |
2417 | ||
2418 | for (int i = 0; i < num; i++) | |
2419 | XFREE(MTYPE_TMP, splits[i]); | |
2420 | XFREE(MTYPE_TMP, splits); | |
2421 | ||
2422 | return rcom; | |
2423 | } | |
2424 | ||
2425 | /* Free function for set community. */ | |
2426 | static void route_set_community_delete_free(void *rule) | |
2427 | { | |
2428 | struct rmap_community *rcom = rule; | |
2429 | ||
2430 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom->name); | |
2431 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom); | |
2432 | } | |
2433 | ||
2434 | /* Set community rule structure. */ | |
2435 | static const struct route_map_rule_cmd route_set_community_delete_cmd = { | |
2436 | "comm-list", | |
2437 | route_set_community_delete, | |
2438 | route_set_community_delete_compile, | |
2439 | route_set_community_delete_free, | |
2440 | }; | |
2441 | ||
2442 | /* `set extcommunity rt COMMUNITY' */ | |
2443 | ||
2444 | /* For community set mechanism. Used by _rt and _soo. */ | |
2445 | static enum route_map_cmd_result_t | |
2446 | route_set_ecommunity(void *rule, const struct prefix *prefix, | |
2447 | route_map_object_t type, void *object) | |
2448 | { | |
2449 | struct ecommunity *ecom; | |
2450 | struct ecommunity *new_ecom; | |
2451 | struct ecommunity *old_ecom; | |
2452 | struct bgp_path_info *path; | |
2453 | ||
2454 | if (type == RMAP_BGP) { | |
2455 | ecom = rule; | |
2456 | path = object; | |
2457 | ||
2458 | if (!ecom) | |
2459 | return RMAP_OKAY; | |
2460 | ||
2461 | /* We assume additive for Extended Community. */ | |
2462 | old_ecom = path->attr->ecommunity; | |
2463 | ||
2464 | if (old_ecom) { | |
2465 | new_ecom = ecommunity_merge(ecommunity_dup(old_ecom), | |
2466 | ecom); | |
2467 | ||
2468 | /* old_ecom->refcnt = 1 => owned elsewhere, e.g. | |
2469 | * bgp_update_receive() | |
2470 | * ->refcnt = 0 => set by a previous route-map | |
2471 | * statement */ | |
2472 | if (!old_ecom->refcnt) | |
2473 | ecommunity_free(&old_ecom); | |
2474 | } else | |
2475 | new_ecom = ecommunity_dup(ecom); | |
2476 | ||
2477 | /* will be intern()'d or attr_flush()'d by bgp_update_main() */ | |
2478 | path->attr->ecommunity = new_ecom; | |
2479 | ||
2480 | path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_EXT_COMMUNITIES); | |
2481 | } | |
2482 | return RMAP_OKAY; | |
2483 | } | |
2484 | ||
2485 | /* Compile function for set community. */ | |
2486 | static void *route_set_ecommunity_rt_compile(const char *arg) | |
2487 | { | |
2488 | struct ecommunity *ecom; | |
2489 | ||
2490 | ecom = ecommunity_str2com(arg, ECOMMUNITY_ROUTE_TARGET, 0); | |
2491 | if (!ecom) | |
2492 | return NULL; | |
2493 | return ecommunity_intern(ecom); | |
2494 | } | |
2495 | ||
2496 | /* Free function for set community. Used by _rt and _soo */ | |
2497 | static void route_set_ecommunity_free(void *rule) | |
2498 | { | |
2499 | struct ecommunity *ecom = rule; | |
2500 | ecommunity_unintern(&ecom); | |
2501 | } | |
2502 | ||
2503 | /* Set community rule structure. */ | |
2504 | static const struct route_map_rule_cmd route_set_ecommunity_rt_cmd = { | |
2505 | "extcommunity rt", | |
2506 | route_set_ecommunity, | |
2507 | route_set_ecommunity_rt_compile, | |
2508 | route_set_ecommunity_free, | |
2509 | }; | |
2510 | ||
2511 | /* `set extcommunity soo COMMUNITY' */ | |
2512 | ||
2513 | /* Compile function for set community. */ | |
2514 | static void *route_set_ecommunity_soo_compile(const char *arg) | |
2515 | { | |
2516 | struct ecommunity *ecom; | |
2517 | ||
2518 | ecom = ecommunity_str2com(arg, ECOMMUNITY_SITE_ORIGIN, 0); | |
2519 | if (!ecom) | |
2520 | return NULL; | |
2521 | ||
2522 | return ecommunity_intern(ecom); | |
2523 | } | |
2524 | ||
2525 | /* Set community rule structure. */ | |
2526 | static const struct route_map_rule_cmd route_set_ecommunity_soo_cmd = { | |
2527 | "extcommunity soo", | |
2528 | route_set_ecommunity, | |
2529 | route_set_ecommunity_soo_compile, | |
2530 | route_set_ecommunity_free, | |
2531 | }; | |
2532 | ||
2533 | /* `set origin ORIGIN' */ | |
2534 | ||
2535 | /* For origin set. */ | |
2536 | static enum route_map_cmd_result_t | |
2537 | route_set_origin(void *rule, const struct prefix *prefix, | |
2538 | route_map_object_t type, void *object) | |
2539 | { | |
2540 | uint8_t *origin; | |
2541 | struct bgp_path_info *path; | |
2542 | ||
2543 | if (type == RMAP_BGP) { | |
2544 | origin = rule; | |
2545 | path = object; | |
2546 | ||
2547 | path->attr->origin = *origin; | |
2548 | } | |
2549 | ||
2550 | return RMAP_OKAY; | |
2551 | } | |
2552 | ||
2553 | /* Compile function for origin set. */ | |
2554 | static void *route_set_origin_compile(const char *arg) | |
2555 | { | |
2556 | uint8_t *origin; | |
2557 | ||
2558 | origin = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(uint8_t)); | |
2559 | ||
2560 | if (strcmp(arg, "igp") == 0) | |
2561 | *origin = 0; | |
2562 | else if (strcmp(arg, "egp") == 0) | |
2563 | *origin = 1; | |
2564 | else | |
2565 | *origin = 2; | |
2566 | ||
2567 | return origin; | |
2568 | } | |
2569 | ||
2570 | /* Compile function for origin set. */ | |
2571 | static void route_set_origin_free(void *rule) | |
2572 | { | |
2573 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
2574 | } | |
2575 | ||
2576 | /* Set origin rule structure. */ | |
2577 | static const struct route_map_rule_cmd route_set_origin_cmd = { | |
2578 | "origin", | |
2579 | route_set_origin, | |
2580 | route_set_origin_compile, | |
2581 | route_set_origin_free, | |
2582 | }; | |
2583 | ||
2584 | /* `set atomic-aggregate' */ | |
2585 | ||
2586 | /* For atomic aggregate set. */ | |
2587 | static enum route_map_cmd_result_t | |
2588 | route_set_atomic_aggregate(void *rule, const struct prefix *pfx, | |
2589 | route_map_object_t type, void *object) | |
2590 | { | |
2591 | struct bgp_path_info *path; | |
2592 | ||
2593 | if (type == RMAP_BGP) { | |
2594 | path = object; | |
2595 | path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_ATOMIC_AGGREGATE); | |
2596 | } | |
2597 | ||
2598 | return RMAP_OKAY; | |
2599 | } | |
2600 | ||
2601 | /* Compile function for atomic aggregate. */ | |
2602 | static void *route_set_atomic_aggregate_compile(const char *arg) | |
2603 | { | |
2604 | return (void *)1; | |
2605 | } | |
2606 | ||
2607 | /* Compile function for atomic aggregate. */ | |
2608 | static void route_set_atomic_aggregate_free(void *rule) | |
2609 | { | |
2610 | return; | |
2611 | } | |
2612 | ||
2613 | /* Set atomic aggregate rule structure. */ | |
2614 | static const struct route_map_rule_cmd route_set_atomic_aggregate_cmd = { | |
2615 | "atomic-aggregate", | |
2616 | route_set_atomic_aggregate, | |
2617 | route_set_atomic_aggregate_compile, | |
2618 | route_set_atomic_aggregate_free, | |
2619 | }; | |
2620 | ||
2621 | /* `set aggregator as AS A.B.C.D' */ | |
2622 | struct aggregator { | |
2623 | as_t as; | |
2624 | struct in_addr address; | |
2625 | }; | |
2626 | ||
2627 | static enum route_map_cmd_result_t | |
2628 | route_set_aggregator_as(void *rule, const struct prefix *prefix, | |
2629 | route_map_object_t type, void *object) | |
2630 | { | |
2631 | struct bgp_path_info *path; | |
2632 | struct aggregator *aggregator; | |
2633 | ||
2634 | if (type == RMAP_BGP) { | |
2635 | path = object; | |
2636 | aggregator = rule; | |
2637 | ||
2638 | path->attr->aggregator_as = aggregator->as; | |
2639 | path->attr->aggregator_addr = aggregator->address; | |
2640 | path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_AGGREGATOR); | |
2641 | } | |
2642 | ||
2643 | return RMAP_OKAY; | |
2644 | } | |
2645 | ||
2646 | static void *route_set_aggregator_as_compile(const char *arg) | |
2647 | { | |
2648 | struct aggregator *aggregator; | |
2649 | char as[10]; | |
2650 | char address[20]; | |
2651 | int ret; | |
2652 | ||
2653 | aggregator = | |
2654 | XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct aggregator)); | |
2655 | if (sscanf(arg, "%s %s", as, address) != 2) { | |
2656 | XFREE(MTYPE_ROUTE_MAP_COMPILED, aggregator); | |
2657 | return NULL; | |
2658 | } | |
2659 | ||
2660 | aggregator->as = strtoul(as, NULL, 10); | |
2661 | ret = inet_aton(address, &aggregator->address); | |
2662 | if (ret == 0) { | |
2663 | XFREE(MTYPE_ROUTE_MAP_COMPILED, aggregator); | |
2664 | return NULL; | |
2665 | } | |
2666 | return aggregator; | |
2667 | } | |
2668 | ||
2669 | static void route_set_aggregator_as_free(void *rule) | |
2670 | { | |
2671 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
2672 | } | |
2673 | ||
2674 | static const struct route_map_rule_cmd route_set_aggregator_as_cmd = { | |
2675 | "aggregator as", | |
2676 | route_set_aggregator_as, | |
2677 | route_set_aggregator_as_compile, | |
2678 | route_set_aggregator_as_free, | |
2679 | }; | |
2680 | ||
2681 | /* Set tag to object. object must be pointer to struct bgp_path_info */ | |
2682 | static enum route_map_cmd_result_t | |
2683 | route_set_tag(void *rule, const struct prefix *prefix, | |
2684 | route_map_object_t type, void *object) | |
2685 | { | |
2686 | route_tag_t *tag; | |
2687 | struct bgp_path_info *path; | |
2688 | ||
2689 | if (type == RMAP_BGP) { | |
2690 | tag = rule; | |
2691 | path = object; | |
2692 | ||
2693 | /* Set tag value */ | |
2694 | path->attr->tag = *tag; | |
2695 | } | |
2696 | ||
2697 | return RMAP_OKAY; | |
2698 | } | |
2699 | ||
2700 | /* Route map commands for tag set. */ | |
2701 | static const struct route_map_rule_cmd route_set_tag_cmd = { | |
2702 | "tag", | |
2703 | route_set_tag, | |
2704 | route_map_rule_tag_compile, | |
2705 | route_map_rule_tag_free, | |
2706 | }; | |
2707 | ||
2708 | /* Set label-index to object. object must be pointer to struct bgp_path_info */ | |
2709 | static enum route_map_cmd_result_t | |
2710 | route_set_label_index(void *rule, const struct prefix *prefix, | |
2711 | route_map_object_t type, void *object) | |
2712 | { | |
2713 | struct rmap_value *rv; | |
2714 | struct bgp_path_info *path; | |
2715 | uint32_t label_index; | |
2716 | ||
2717 | if (type == RMAP_BGP) { | |
2718 | /* Fetch routemap's rule information. */ | |
2719 | rv = rule; | |
2720 | path = object; | |
2721 | ||
2722 | /* Set label-index value. */ | |
2723 | label_index = rv->value; | |
2724 | if (label_index) { | |
2725 | path->attr->label_index = label_index; | |
2726 | path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_PREFIX_SID); | |
2727 | } | |
2728 | } | |
2729 | ||
2730 | return RMAP_OKAY; | |
2731 | } | |
2732 | ||
2733 | /* Route map commands for label-index set. */ | |
2734 | static const struct route_map_rule_cmd route_set_label_index_cmd = { | |
2735 | "label-index", | |
2736 | route_set_label_index, | |
2737 | route_value_compile, | |
2738 | route_value_free, | |
2739 | }; | |
2740 | ||
2741 | /* `match ipv6 address IP_ACCESS_LIST' */ | |
2742 | ||
2743 | static enum route_map_cmd_result_t | |
2744 | route_match_ipv6_address(void *rule, const struct prefix *prefix, | |
2745 | route_map_object_t type, void *object) | |
2746 | { | |
2747 | struct access_list *alist; | |
2748 | ||
2749 | if (type == RMAP_BGP && prefix->family == AF_INET6) { | |
2750 | alist = access_list_lookup(AFI_IP6, (char *)rule); | |
2751 | if (alist == NULL) | |
2752 | return RMAP_NOMATCH; | |
2753 | ||
2754 | return (access_list_apply(alist, prefix) == FILTER_DENY | |
2755 | ? RMAP_NOMATCH | |
2756 | : RMAP_MATCH); | |
2757 | } | |
2758 | return RMAP_NOMATCH; | |
2759 | } | |
2760 | ||
2761 | static void *route_match_ipv6_address_compile(const char *arg) | |
2762 | { | |
2763 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
2764 | } | |
2765 | ||
2766 | static void route_match_ipv6_address_free(void *rule) | |
2767 | { | |
2768 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
2769 | } | |
2770 | ||
2771 | /* Route map commands for ip address matching. */ | |
2772 | static const struct route_map_rule_cmd route_match_ipv6_address_cmd = { | |
2773 | "ipv6 address", | |
2774 | route_match_ipv6_address, | |
2775 | route_match_ipv6_address_compile, | |
2776 | route_match_ipv6_address_free | |
2777 | }; | |
2778 | ||
2779 | /* `match ipv6 next-hop IP_ADDRESS' */ | |
2780 | ||
2781 | static enum route_map_cmd_result_t | |
2782 | route_match_ipv6_next_hop(void *rule, const struct prefix *prefix, | |
2783 | route_map_object_t type, void *object) | |
2784 | { | |
2785 | struct in6_addr *addr = rule; | |
2786 | struct bgp_path_info *path; | |
2787 | ||
2788 | if (type == RMAP_BGP) { | |
2789 | path = object; | |
2790 | ||
2791 | if (IPV6_ADDR_SAME(&path->attr->mp_nexthop_global, addr)) | |
2792 | return RMAP_MATCH; | |
2793 | ||
2794 | if (path->attr->mp_nexthop_len | |
2795 | == BGP_ATTR_NHLEN_IPV6_GLOBAL_AND_LL | |
2796 | && IPV6_ADDR_SAME(&path->attr->mp_nexthop_local, rule)) | |
2797 | return RMAP_MATCH; | |
2798 | ||
2799 | return RMAP_NOMATCH; | |
2800 | } | |
2801 | ||
2802 | return RMAP_NOMATCH; | |
2803 | } | |
2804 | ||
2805 | static void *route_match_ipv6_next_hop_compile(const char *arg) | |
2806 | { | |
2807 | struct in6_addr *address; | |
2808 | int ret; | |
2809 | ||
2810 | address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in6_addr)); | |
2811 | ||
2812 | ret = inet_pton(AF_INET6, arg, address); | |
2813 | if (!ret) { | |
2814 | XFREE(MTYPE_ROUTE_MAP_COMPILED, address); | |
2815 | return NULL; | |
2816 | } | |
2817 | ||
2818 | return address; | |
2819 | } | |
2820 | ||
2821 | static void route_match_ipv6_next_hop_free(void *rule) | |
2822 | { | |
2823 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
2824 | } | |
2825 | ||
2826 | static const struct route_map_rule_cmd route_match_ipv6_next_hop_cmd = { | |
2827 | "ipv6 next-hop", | |
2828 | route_match_ipv6_next_hop, | |
2829 | route_match_ipv6_next_hop_compile, | |
2830 | route_match_ipv6_next_hop_free | |
2831 | }; | |
2832 | ||
2833 | /* `match ipv6 address prefix-list PREFIX_LIST' */ | |
2834 | ||
2835 | static enum route_map_cmd_result_t | |
2836 | route_match_ipv6_address_prefix_list(void *rule, const struct prefix *prefix, | |
2837 | route_map_object_t type, void *object) | |
2838 | { | |
2839 | return route_match_address_prefix_list(rule, AFI_IP6, prefix, type, | |
2840 | object); | |
2841 | } | |
2842 | ||
2843 | static void *route_match_ipv6_address_prefix_list_compile(const char *arg) | |
2844 | { | |
2845 | return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg); | |
2846 | } | |
2847 | ||
2848 | static void route_match_ipv6_address_prefix_list_free(void *rule) | |
2849 | { | |
2850 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
2851 | } | |
2852 | ||
2853 | static const struct route_map_rule_cmd | |
2854 | route_match_ipv6_address_prefix_list_cmd = { | |
2855 | "ipv6 address prefix-list", | |
2856 | route_match_ipv6_address_prefix_list, | |
2857 | route_match_ipv6_address_prefix_list_compile, | |
2858 | route_match_ipv6_address_prefix_list_free | |
2859 | }; | |
2860 | ||
2861 | /* `match ipv6 next-hop type <TYPE>' */ | |
2862 | ||
2863 | static enum route_map_cmd_result_t | |
2864 | route_match_ipv6_next_hop_type(void *rule, const struct prefix *prefix, | |
2865 | route_map_object_t type, void *object) | |
2866 | { | |
2867 | struct bgp_path_info *path; | |
2868 | struct in6_addr *addr = rule; | |
2869 | ||
2870 | if (type == RMAP_BGP && prefix->family == AF_INET6) { | |
2871 | path = (struct bgp_path_info *)object; | |
2872 | if (!path) | |
2873 | return RMAP_NOMATCH; | |
2874 | ||
2875 | if (IPV6_ADDR_SAME(&path->attr->mp_nexthop_global, addr) | |
2876 | && !path->attr->nh_ifindex) | |
2877 | return RMAP_MATCH; | |
2878 | } | |
2879 | return RMAP_NOMATCH; | |
2880 | } | |
2881 | ||
2882 | static void *route_match_ipv6_next_hop_type_compile(const char *arg) | |
2883 | { | |
2884 | struct in6_addr *address; | |
2885 | int ret; | |
2886 | ||
2887 | address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in6_addr)); | |
2888 | ||
2889 | ret = inet_pton(AF_INET6, "::0", address); | |
2890 | if (!ret) { | |
2891 | XFREE(MTYPE_ROUTE_MAP_COMPILED, address); | |
2892 | return NULL; | |
2893 | } | |
2894 | ||
2895 | return address; | |
2896 | } | |
2897 | ||
2898 | static void route_match_ipv6_next_hop_type_free(void *rule) | |
2899 | { | |
2900 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
2901 | } | |
2902 | ||
2903 | static const struct route_map_rule_cmd | |
2904 | route_match_ipv6_next_hop_type_cmd = { | |
2905 | "ipv6 next-hop type", | |
2906 | route_match_ipv6_next_hop_type, | |
2907 | route_match_ipv6_next_hop_type_compile, | |
2908 | route_match_ipv6_next_hop_type_free | |
2909 | }; | |
2910 | ||
2911 | /* `set ipv6 nexthop global IP_ADDRESS' */ | |
2912 | ||
2913 | /* Set nexthop to object. ojbect must be pointer to struct attr. */ | |
2914 | static enum route_map_cmd_result_t | |
2915 | route_set_ipv6_nexthop_global(void *rule, const struct prefix *p, | |
2916 | route_map_object_t type, void *object) | |
2917 | { | |
2918 | struct in6_addr *address; | |
2919 | struct bgp_path_info *path; | |
2920 | ||
2921 | if (type == RMAP_BGP) { | |
2922 | /* Fetch routemap's rule information. */ | |
2923 | address = rule; | |
2924 | path = object; | |
2925 | ||
2926 | /* Set next hop value. */ | |
2927 | path->attr->mp_nexthop_global = *address; | |
2928 | ||
2929 | /* Set nexthop length. */ | |
2930 | if (path->attr->mp_nexthop_len == 0) | |
2931 | path->attr->mp_nexthop_len = BGP_ATTR_NHLEN_IPV6_GLOBAL; | |
2932 | ||
2933 | SET_FLAG(path->attr->rmap_change_flags, | |
2934 | BATTR_RMAP_IPV6_GLOBAL_NHOP_CHANGED); | |
2935 | } | |
2936 | ||
2937 | return RMAP_OKAY; | |
2938 | } | |
2939 | ||
2940 | /* Route map `ip next-hop' compile function. Given string is converted | |
2941 | to struct in_addr structure. */ | |
2942 | static void *route_set_ipv6_nexthop_global_compile(const char *arg) | |
2943 | { | |
2944 | int ret; | |
2945 | struct in6_addr *address; | |
2946 | ||
2947 | address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in6_addr)); | |
2948 | ||
2949 | ret = inet_pton(AF_INET6, arg, address); | |
2950 | ||
2951 | if (ret == 0) { | |
2952 | XFREE(MTYPE_ROUTE_MAP_COMPILED, address); | |
2953 | return NULL; | |
2954 | } | |
2955 | ||
2956 | return address; | |
2957 | } | |
2958 | ||
2959 | /* Free route map's compiled `ip next-hop' value. */ | |
2960 | static void route_set_ipv6_nexthop_global_free(void *rule) | |
2961 | { | |
2962 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
2963 | } | |
2964 | ||
2965 | /* Route map commands for ip nexthop set. */ | |
2966 | static const struct route_map_rule_cmd | |
2967 | route_set_ipv6_nexthop_global_cmd = { | |
2968 | "ipv6 next-hop global", | |
2969 | route_set_ipv6_nexthop_global, | |
2970 | route_set_ipv6_nexthop_global_compile, | |
2971 | route_set_ipv6_nexthop_global_free | |
2972 | }; | |
2973 | ||
2974 | /* Set next-hop preference value. */ | |
2975 | static enum route_map_cmd_result_t | |
2976 | route_set_ipv6_nexthop_prefer_global(void *rule, const struct prefix *prefix, | |
2977 | route_map_object_t type, void *object) | |
2978 | { | |
2979 | struct bgp_path_info *path; | |
2980 | struct peer *peer; | |
2981 | ||
2982 | if (type == RMAP_BGP) { | |
2983 | /* Fetch routemap's rule information. */ | |
2984 | path = object; | |
2985 | peer = path->peer; | |
2986 | ||
2987 | if (CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IN) | |
2988 | || CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IMPORT)) { | |
2989 | /* Set next hop preference to global */ | |
2990 | path->attr->mp_nexthop_prefer_global = true; | |
2991 | SET_FLAG(path->attr->rmap_change_flags, | |
2992 | BATTR_RMAP_IPV6_PREFER_GLOBAL_CHANGED); | |
2993 | } else { | |
2994 | path->attr->mp_nexthop_prefer_global = false; | |
2995 | SET_FLAG(path->attr->rmap_change_flags, | |
2996 | BATTR_RMAP_IPV6_PREFER_GLOBAL_CHANGED); | |
2997 | } | |
2998 | } | |
2999 | return RMAP_OKAY; | |
3000 | } | |
3001 | ||
3002 | static void *route_set_ipv6_nexthop_prefer_global_compile(const char *arg) | |
3003 | { | |
3004 | int *rins = NULL; | |
3005 | ||
3006 | rins = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(int)); | |
3007 | *rins = 1; | |
3008 | ||
3009 | return rins; | |
3010 | } | |
3011 | ||
3012 | /* Free route map's compiled `ip next-hop' value. */ | |
3013 | static void route_set_ipv6_nexthop_prefer_global_free(void *rule) | |
3014 | { | |
3015 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
3016 | } | |
3017 | ||
3018 | /* Route map commands for ip nexthop set preferred. */ | |
3019 | static const struct route_map_rule_cmd | |
3020 | route_set_ipv6_nexthop_prefer_global_cmd = { | |
3021 | "ipv6 next-hop prefer-global", | |
3022 | route_set_ipv6_nexthop_prefer_global, | |
3023 | route_set_ipv6_nexthop_prefer_global_compile, | |
3024 | route_set_ipv6_nexthop_prefer_global_free | |
3025 | }; | |
3026 | ||
3027 | /* `set ipv6 nexthop local IP_ADDRESS' */ | |
3028 | ||
3029 | /* Set nexthop to object. ojbect must be pointer to struct attr. */ | |
3030 | static enum route_map_cmd_result_t | |
3031 | route_set_ipv6_nexthop_local(void *rule, const struct prefix *p, | |
3032 | route_map_object_t type, void *object) | |
3033 | { | |
3034 | struct in6_addr *address; | |
3035 | struct bgp_path_info *path; | |
3036 | ||
3037 | if (type == RMAP_BGP) { | |
3038 | /* Fetch routemap's rule information. */ | |
3039 | address = rule; | |
3040 | path = object; | |
3041 | ||
3042 | /* Set next hop value. */ | |
3043 | path->attr->mp_nexthop_local = *address; | |
3044 | ||
3045 | /* Set nexthop length. */ | |
3046 | if (path->attr->mp_nexthop_len | |
3047 | != BGP_ATTR_NHLEN_IPV6_GLOBAL_AND_LL) | |
3048 | path->attr->mp_nexthop_len = | |
3049 | BGP_ATTR_NHLEN_IPV6_GLOBAL_AND_LL; | |
3050 | ||
3051 | SET_FLAG(path->attr->rmap_change_flags, | |
3052 | BATTR_RMAP_IPV6_LL_NHOP_CHANGED); | |
3053 | } | |
3054 | ||
3055 | return RMAP_OKAY; | |
3056 | } | |
3057 | ||
3058 | /* Route map `ip nexthop' compile function. Given string is converted | |
3059 | to struct in_addr structure. */ | |
3060 | static void *route_set_ipv6_nexthop_local_compile(const char *arg) | |
3061 | { | |
3062 | int ret; | |
3063 | struct in6_addr *address; | |
3064 | ||
3065 | address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in6_addr)); | |
3066 | ||
3067 | ret = inet_pton(AF_INET6, arg, address); | |
3068 | ||
3069 | if (ret == 0) { | |
3070 | XFREE(MTYPE_ROUTE_MAP_COMPILED, address); | |
3071 | return NULL; | |
3072 | } | |
3073 | ||
3074 | return address; | |
3075 | } | |
3076 | ||
3077 | /* Free route map's compiled `ip nexthop' value. */ | |
3078 | static void route_set_ipv6_nexthop_local_free(void *rule) | |
3079 | { | |
3080 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
3081 | } | |
3082 | ||
3083 | /* Route map commands for ip nexthop set. */ | |
3084 | static const struct route_map_rule_cmd | |
3085 | route_set_ipv6_nexthop_local_cmd = { | |
3086 | "ipv6 next-hop local", | |
3087 | route_set_ipv6_nexthop_local, | |
3088 | route_set_ipv6_nexthop_local_compile, | |
3089 | route_set_ipv6_nexthop_local_free | |
3090 | }; | |
3091 | ||
3092 | /* `set ipv6 nexthop peer-address' */ | |
3093 | ||
3094 | /* Set nexthop to object. ojbect must be pointer to struct attr. */ | |
3095 | static enum route_map_cmd_result_t | |
3096 | route_set_ipv6_nexthop_peer(void *rule, const struct prefix *pfx, | |
3097 | route_map_object_t type, void *object) | |
3098 | { | |
3099 | struct in6_addr peer_address; | |
3100 | struct bgp_path_info *path; | |
3101 | struct peer *peer; | |
3102 | ||
3103 | if (type == RMAP_BGP) { | |
3104 | /* Fetch routemap's rule information. */ | |
3105 | path = object; | |
3106 | peer = path->peer; | |
3107 | ||
3108 | if ((CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IN) | |
3109 | || CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IMPORT)) | |
3110 | && peer->su_remote | |
3111 | && sockunion_family(peer->su_remote) == AF_INET6) { | |
3112 | peer_address = peer->su_remote->sin6.sin6_addr; | |
3113 | /* Set next hop value and length in attribute. */ | |
3114 | if (IN6_IS_ADDR_LINKLOCAL(&peer_address)) { | |
3115 | path->attr->mp_nexthop_local = peer_address; | |
3116 | if (path->attr->mp_nexthop_len | |
3117 | != BGP_ATTR_NHLEN_IPV6_GLOBAL_AND_LL) | |
3118 | path->attr->mp_nexthop_len = | |
3119 | BGP_ATTR_NHLEN_IPV6_GLOBAL_AND_LL; | |
3120 | } else { | |
3121 | path->attr->mp_nexthop_global = peer_address; | |
3122 | if (path->attr->mp_nexthop_len == 0) | |
3123 | path->attr->mp_nexthop_len = | |
3124 | BGP_ATTR_NHLEN_IPV6_GLOBAL; | |
3125 | } | |
3126 | ||
3127 | } else if (CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_OUT)) { | |
3128 | /* The next hop value will be set as part of packet | |
3129 | * rewrite. | |
3130 | * Set the flags here to indicate that rewrite needs to | |
3131 | * be done. | |
3132 | * Also, clear the value - we clear both global and | |
3133 | * link-local | |
3134 | * nexthops, whether we send one or both is determined | |
3135 | * elsewhere. | |
3136 | */ | |
3137 | SET_FLAG(path->attr->rmap_change_flags, | |
3138 | BATTR_RMAP_NEXTHOP_PEER_ADDRESS); | |
3139 | /* clear next hop value. */ | |
3140 | memset(&(path->attr->mp_nexthop_global), 0, | |
3141 | sizeof(struct in6_addr)); | |
3142 | memset(&(path->attr->mp_nexthop_local), 0, | |
3143 | sizeof(struct in6_addr)); | |
3144 | } | |
3145 | } | |
3146 | ||
3147 | return RMAP_OKAY; | |
3148 | } | |
3149 | ||
3150 | /* Route map `ip next-hop' compile function. Given string is converted | |
3151 | to struct in_addr structure. */ | |
3152 | static void *route_set_ipv6_nexthop_peer_compile(const char *arg) | |
3153 | { | |
3154 | int *rins = NULL; | |
3155 | ||
3156 | rins = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(int)); | |
3157 | *rins = 1; | |
3158 | ||
3159 | return rins; | |
3160 | } | |
3161 | ||
3162 | /* Free route map's compiled `ip next-hop' value. */ | |
3163 | static void route_set_ipv6_nexthop_peer_free(void *rule) | |
3164 | { | |
3165 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
3166 | } | |
3167 | ||
3168 | /* Route map commands for ip nexthop set. */ | |
3169 | static const struct route_map_rule_cmd route_set_ipv6_nexthop_peer_cmd = { | |
3170 | "ipv6 next-hop peer-address", | |
3171 | route_set_ipv6_nexthop_peer, | |
3172 | route_set_ipv6_nexthop_peer_compile, | |
3173 | route_set_ipv6_nexthop_peer_free | |
3174 | }; | |
3175 | ||
3176 | /* `set ipv4 vpn next-hop A.B.C.D' */ | |
3177 | ||
3178 | static enum route_map_cmd_result_t | |
3179 | route_set_vpnv4_nexthop(void *rule, const struct prefix *prefix, | |
3180 | route_map_object_t type, void *object) | |
3181 | { | |
3182 | struct in_addr *address; | |
3183 | struct bgp_path_info *path; | |
3184 | ||
3185 | if (type == RMAP_BGP) { | |
3186 | /* Fetch routemap's rule information. */ | |
3187 | address = rule; | |
3188 | path = object; | |
3189 | ||
3190 | /* Set next hop value. */ | |
3191 | path->attr->mp_nexthop_global_in = *address; | |
3192 | path->attr->mp_nexthop_len = BGP_ATTR_NHLEN_IPV4; | |
3193 | } | |
3194 | ||
3195 | return RMAP_OKAY; | |
3196 | } | |
3197 | ||
3198 | static void *route_set_vpnv4_nexthop_compile(const char *arg) | |
3199 | { | |
3200 | int ret; | |
3201 | struct in_addr *address; | |
3202 | ||
3203 | address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in_addr)); | |
3204 | ||
3205 | ret = inet_aton(arg, address); | |
3206 | ||
3207 | if (ret == 0) { | |
3208 | XFREE(MTYPE_ROUTE_MAP_COMPILED, address); | |
3209 | return NULL; | |
3210 | } | |
3211 | ||
3212 | return address; | |
3213 | } | |
3214 | ||
3215 | /* `set ipv6 vpn next-hop A.B.C.D' */ | |
3216 | ||
3217 | static enum route_map_cmd_result_t | |
3218 | route_set_vpnv6_nexthop(void *rule, const struct prefix *prefix, | |
3219 | route_map_object_t type, void *object) | |
3220 | { | |
3221 | struct in6_addr *address; | |
3222 | struct bgp_path_info *path; | |
3223 | ||
3224 | if (type == RMAP_BGP) { | |
3225 | /* Fetch routemap's rule information. */ | |
3226 | address = rule; | |
3227 | path = object; | |
3228 | ||
3229 | /* Set next hop value. */ | |
3230 | memcpy(&path->attr->mp_nexthop_global, address, | |
3231 | sizeof(struct in6_addr)); | |
3232 | path->attr->mp_nexthop_len = BGP_ATTR_NHLEN_VPNV6_GLOBAL; | |
3233 | } | |
3234 | ||
3235 | return RMAP_OKAY; | |
3236 | } | |
3237 | ||
3238 | static void *route_set_vpnv6_nexthop_compile(const char *arg) | |
3239 | { | |
3240 | int ret; | |
3241 | struct in6_addr *address; | |
3242 | ||
3243 | address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in6_addr)); | |
3244 | ret = inet_pton(AF_INET6, arg, address); | |
3245 | ||
3246 | if (ret == 0) { | |
3247 | XFREE(MTYPE_ROUTE_MAP_COMPILED, address); | |
3248 | return NULL; | |
3249 | } | |
3250 | ||
3251 | return address; | |
3252 | } | |
3253 | ||
3254 | static void route_set_vpn_nexthop_free(void *rule) | |
3255 | { | |
3256 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
3257 | } | |
3258 | ||
3259 | /* Route map commands for ipv4 next-hop set. */ | |
3260 | static const struct route_map_rule_cmd route_set_vpnv4_nexthop_cmd = { | |
3261 | "ipv4 vpn next-hop", | |
3262 | route_set_vpnv4_nexthop, | |
3263 | route_set_vpnv4_nexthop_compile, | |
3264 | route_set_vpn_nexthop_free | |
3265 | }; | |
3266 | ||
3267 | /* Route map commands for ipv6 next-hop set. */ | |
3268 | static const struct route_map_rule_cmd route_set_vpnv6_nexthop_cmd = { | |
3269 | "ipv6 vpn next-hop", | |
3270 | route_set_vpnv6_nexthop, | |
3271 | route_set_vpnv6_nexthop_compile, | |
3272 | route_set_vpn_nexthop_free | |
3273 | }; | |
3274 | ||
3275 | /* `set originator-id' */ | |
3276 | ||
3277 | /* For origin set. */ | |
3278 | static enum route_map_cmd_result_t | |
3279 | route_set_originator_id(void *rule, const struct prefix *prefix, | |
3280 | route_map_object_t type, void *object) | |
3281 | { | |
3282 | struct in_addr *address; | |
3283 | struct bgp_path_info *path; | |
3284 | ||
3285 | if (type == RMAP_BGP) { | |
3286 | address = rule; | |
3287 | path = object; | |
3288 | ||
3289 | path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_ORIGINATOR_ID); | |
3290 | path->attr->originator_id = *address; | |
3291 | } | |
3292 | ||
3293 | return RMAP_OKAY; | |
3294 | } | |
3295 | ||
3296 | /* Compile function for originator-id set. */ | |
3297 | static void *route_set_originator_id_compile(const char *arg) | |
3298 | { | |
3299 | int ret; | |
3300 | struct in_addr *address; | |
3301 | ||
3302 | address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in_addr)); | |
3303 | ||
3304 | ret = inet_aton(arg, address); | |
3305 | ||
3306 | if (ret == 0) { | |
3307 | XFREE(MTYPE_ROUTE_MAP_COMPILED, address); | |
3308 | return NULL; | |
3309 | } | |
3310 | ||
3311 | return address; | |
3312 | } | |
3313 | ||
3314 | /* Compile function for originator_id set. */ | |
3315 | static void route_set_originator_id_free(void *rule) | |
3316 | { | |
3317 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
3318 | } | |
3319 | ||
3320 | /* Set originator-id rule structure. */ | |
3321 | static const struct route_map_rule_cmd route_set_originator_id_cmd = { | |
3322 | "originator-id", | |
3323 | route_set_originator_id, | |
3324 | route_set_originator_id_compile, | |
3325 | route_set_originator_id_free, | |
3326 | }; | |
3327 | ||
3328 | /* Add bgp route map rule. */ | |
3329 | static int bgp_route_match_add(struct vty *vty, const char *command, | |
3330 | const char *arg, route_map_event_t type) | |
3331 | { | |
3332 | VTY_DECLVAR_CONTEXT(route_map_index, index); | |
3333 | int retval = CMD_SUCCESS; | |
3334 | enum rmap_compile_rets ret; | |
3335 | ||
3336 | ret = route_map_add_match(index, command, arg, type); | |
3337 | switch (ret) { | |
3338 | case RMAP_RULE_MISSING: | |
3339 | vty_out(vty, "%% BGP Can't find rule.\n"); | |
3340 | retval = CMD_WARNING_CONFIG_FAILED; | |
3341 | break; | |
3342 | case RMAP_COMPILE_ERROR: | |
3343 | vty_out(vty, "%% BGP Argument is malformed.\n"); | |
3344 | retval = CMD_WARNING_CONFIG_FAILED; | |
3345 | break; | |
3346 | case RMAP_COMPILE_SUCCESS: | |
3347 | /* | |
3348 | * Intentionally doing nothing here. | |
3349 | */ | |
3350 | break; | |
3351 | } | |
3352 | ||
3353 | return retval; | |
3354 | } | |
3355 | ||
3356 | /* Delete bgp route map rule. */ | |
3357 | static int bgp_route_match_delete(struct vty *vty, const char *command, | |
3358 | const char *arg, route_map_event_t type) | |
3359 | { | |
3360 | VTY_DECLVAR_CONTEXT(route_map_index, index); | |
3361 | enum rmap_compile_rets ret; | |
3362 | int retval = CMD_SUCCESS; | |
3363 | char *dep_name = NULL; | |
3364 | const char *tmpstr; | |
3365 | char *rmap_name = NULL; | |
3366 | ||
3367 | if (type != RMAP_EVENT_MATCH_DELETED) { | |
3368 | /* ignore the mundane, the types without any dependency */ | |
3369 | if (arg == NULL) { | |
3370 | if ((tmpstr = route_map_get_match_arg(index, command)) | |
3371 | != NULL) | |
3372 | dep_name = | |
3373 | XSTRDUP(MTYPE_ROUTE_MAP_RULE, tmpstr); | |
3374 | } else { | |
3375 | dep_name = XSTRDUP(MTYPE_ROUTE_MAP_RULE, arg); | |
3376 | } | |
3377 | rmap_name = XSTRDUP(MTYPE_ROUTE_MAP_NAME, index->map->name); | |
3378 | } | |
3379 | ||
3380 | ret = route_map_delete_match(index, command, dep_name, type); | |
3381 | switch (ret) { | |
3382 | case RMAP_RULE_MISSING: | |
3383 | vty_out(vty, "%% BGP Can't find rule.\n"); | |
3384 | retval = CMD_WARNING_CONFIG_FAILED; | |
3385 | break; | |
3386 | case RMAP_COMPILE_ERROR: | |
3387 | vty_out(vty, "%% BGP Argument is malformed.\n"); | |
3388 | retval = CMD_WARNING_CONFIG_FAILED; | |
3389 | break; | |
3390 | case RMAP_COMPILE_SUCCESS: | |
3391 | /* | |
3392 | * Nothing to do here | |
3393 | */ | |
3394 | break; | |
3395 | } | |
3396 | ||
3397 | XFREE(MTYPE_ROUTE_MAP_RULE, dep_name); | |
3398 | XFREE(MTYPE_ROUTE_MAP_NAME, rmap_name); | |
3399 | ||
3400 | return retval; | |
3401 | } | |
3402 | ||
3403 | /* | |
3404 | * This is the workhorse routine for processing in/out routemap | |
3405 | * modifications. | |
3406 | */ | |
3407 | static void bgp_route_map_process_peer(const char *rmap_name, | |
3408 | struct route_map *map, struct peer *peer, | |
3409 | int afi, int safi, int route_update) | |
3410 | { | |
3411 | struct bgp_filter *filter; | |
3412 | ||
3413 | if (!peer || !rmap_name) | |
3414 | return; | |
3415 | ||
3416 | filter = &peer->filter[afi][safi]; | |
3417 | /* | |
3418 | * in is for non-route-server clients, | |
3419 | * out is for all peers | |
3420 | */ | |
3421 | if (filter->map[RMAP_IN].name | |
3422 | && (strcmp(rmap_name, filter->map[RMAP_IN].name) == 0)) { | |
3423 | filter->map[RMAP_IN].map = map; | |
3424 | ||
3425 | if (route_update && peer->status == Established) { | |
3426 | if (CHECK_FLAG(peer->af_flags[afi][safi], | |
3427 | PEER_FLAG_SOFT_RECONFIG)) { | |
3428 | if (bgp_debug_update(peer, NULL, NULL, 1)) | |
3429 | zlog_debug( | |
3430 | "Processing route_map %s update on peer %s (inbound, soft-reconfig)", | |
3431 | rmap_name, peer->host); | |
3432 | ||
3433 | bgp_soft_reconfig_in(peer, afi, safi); | |
3434 | } else if (CHECK_FLAG(peer->cap, | |
3435 | PEER_CAP_REFRESH_OLD_RCV) | |
3436 | || CHECK_FLAG(peer->cap, | |
3437 | PEER_CAP_REFRESH_NEW_RCV)) { | |
3438 | if (bgp_debug_update(peer, NULL, NULL, 1)) | |
3439 | zlog_debug( | |
3440 | "Processing route_map %s update on peer %s (inbound, route-refresh)", | |
3441 | rmap_name, peer->host); | |
3442 | bgp_route_refresh_send(peer, afi, safi, 0, 0, | |
3443 | 0); | |
3444 | } | |
3445 | } | |
3446 | } | |
3447 | ||
3448 | /* | |
3449 | * For outbound, unsuppress and default-originate map change (content or | |
3450 | * map created), merely update the "config" here, the actual route | |
3451 | * announcement happens at the group level. | |
3452 | */ | |
3453 | if (filter->map[RMAP_OUT].name | |
3454 | && (strcmp(rmap_name, filter->map[RMAP_OUT].name) == 0)) | |
3455 | filter->map[RMAP_OUT].map = map; | |
3456 | ||
3457 | if (filter->usmap.name && (strcmp(rmap_name, filter->usmap.name) == 0)) | |
3458 | filter->usmap.map = map; | |
3459 | ||
3460 | if (peer->default_rmap[afi][safi].name | |
3461 | && (strcmp(rmap_name, peer->default_rmap[afi][safi].name) == 0)) | |
3462 | peer->default_rmap[afi][safi].map = map; | |
3463 | } | |
3464 | ||
3465 | static void bgp_route_map_update_peer_group(const char *rmap_name, | |
3466 | struct route_map *map, | |
3467 | struct bgp *bgp) | |
3468 | { | |
3469 | struct peer_group *group; | |
3470 | struct listnode *node, *nnode; | |
3471 | struct bgp_filter *filter; | |
3472 | int afi, safi; | |
3473 | int direct; | |
3474 | ||
3475 | if (!bgp) | |
3476 | return; | |
3477 | ||
3478 | /* All the peers have been updated correctly already. This is | |
3479 | * just updating the placeholder data. No real update required. | |
3480 | */ | |
3481 | for (ALL_LIST_ELEMENTS(bgp->group, node, nnode, group)) { | |
3482 | FOREACH_AFI_SAFI (afi, safi) { | |
3483 | filter = &group->conf->filter[afi][safi]; | |
3484 | ||
3485 | for (direct = RMAP_IN; direct < RMAP_MAX; direct++) { | |
3486 | if ((filter->map[direct].name) | |
3487 | && (strcmp(rmap_name, | |
3488 | filter->map[direct].name) | |
3489 | == 0)) | |
3490 | filter->map[direct].map = map; | |
3491 | } | |
3492 | ||
3493 | if (filter->usmap.name | |
3494 | && (strcmp(rmap_name, filter->usmap.name) == 0)) | |
3495 | filter->usmap.map = map; | |
3496 | } | |
3497 | } | |
3498 | } | |
3499 | ||
3500 | /* | |
3501 | * Note that if an extreme number (tens of thousands) of route-maps are in use | |
3502 | * and if bgp has an extreme number of peers, network statements, etc then this | |
3503 | * function can consume a lot of cycles. This is due to this function being | |
3504 | * called for each route-map and within this function we walk the list of peers, | |
3505 | * network statements, etc looking to see if they use this route-map. | |
3506 | */ | |
3507 | static void bgp_route_map_process_update(struct bgp *bgp, const char *rmap_name, | |
3508 | int route_update) | |
3509 | { | |
3510 | int i; | |
3511 | afi_t afi; | |
3512 | safi_t safi; | |
3513 | struct peer *peer; | |
3514 | struct bgp_node *bn; | |
3515 | struct bgp_static *bgp_static; | |
3516 | struct bgp_aggregate *aggregate; | |
3517 | struct listnode *node, *nnode; | |
3518 | struct route_map *map; | |
3519 | char buf[INET6_ADDRSTRLEN]; | |
3520 | ||
3521 | map = route_map_lookup_by_name(rmap_name); | |
3522 | ||
3523 | for (ALL_LIST_ELEMENTS(bgp->peer, node, nnode, peer)) { | |
3524 | ||
3525 | /* Ignore dummy peer-group structure */ | |
3526 | if (CHECK_FLAG(peer->sflags, PEER_STATUS_GROUP)) | |
3527 | continue; | |
3528 | ||
3529 | FOREACH_AFI_SAFI (afi, safi) { | |
3530 | /* process in/out/import/export/default-orig | |
3531 | * route-maps */ | |
3532 | bgp_route_map_process_peer(rmap_name, map, peer, afi, | |
3533 | safi, route_update); | |
3534 | } | |
3535 | } | |
3536 | ||
3537 | /* for outbound/default-orig route-maps, process for groups */ | |
3538 | update_group_policy_update(bgp, BGP_POLICY_ROUTE_MAP, rmap_name, | |
3539 | route_update, 0); | |
3540 | ||
3541 | /* update peer-group config (template) */ | |
3542 | bgp_route_map_update_peer_group(rmap_name, map, bgp); | |
3543 | ||
3544 | FOREACH_AFI_SAFI (afi, safi) { | |
3545 | /* For table route-map updates. */ | |
3546 | if (!bgp_fibupd_safi(safi)) | |
3547 | continue; | |
3548 | ||
3549 | if (bgp->table_map[afi][safi].name | |
3550 | && (strcmp(rmap_name, bgp->table_map[afi][safi].name) | |
3551 | == 0)) { | |
3552 | ||
3553 | /* bgp->table_map[afi][safi].map is NULL. | |
3554 | * i.e Route map creation event. | |
3555 | * So update applied_counter. | |
3556 | * If it is not NULL, i.e It may be routemap updation or | |
3557 | * deletion. so no need to update the counter. | |
3558 | */ | |
3559 | if (!bgp->table_map[afi][safi].map) | |
3560 | route_map_counter_increment(map); | |
3561 | bgp->table_map[afi][safi].map = map; | |
3562 | ||
3563 | if (BGP_DEBUG(zebra, ZEBRA)) | |
3564 | zlog_debug( | |
3565 | "Processing route_map %s update on " | |
3566 | "table map", | |
3567 | rmap_name); | |
3568 | if (route_update) | |
3569 | bgp_zebra_announce_table(bgp, afi, safi); | |
3570 | } | |
3571 | ||
3572 | /* For network route-map updates. */ | |
3573 | for (bn = bgp_table_top(bgp->route[afi][safi]); bn; | |
3574 | bn = bgp_route_next(bn)) { | |
3575 | bgp_static = bgp_node_get_bgp_static_info(bn); | |
3576 | if (!bgp_static) | |
3577 | continue; | |
3578 | ||
3579 | if (!bgp_static->rmap.name | |
3580 | || (strcmp(rmap_name, bgp_static->rmap.name) != 0)) | |
3581 | continue; | |
3582 | ||
3583 | if (!bgp_static->rmap.map) | |
3584 | route_map_counter_increment(map); | |
3585 | ||
3586 | bgp_static->rmap.map = map; | |
3587 | ||
3588 | if (route_update && !bgp_static->backdoor) { | |
3589 | if (bgp_debug_zebra(&bn->p)) | |
3590 | zlog_debug( | |
3591 | "Processing route_map %s update on static route %s", | |
3592 | rmap_name, | |
3593 | inet_ntop(bn->p.family, | |
3594 | &bn->p.u.prefix, buf, | |
3595 | INET6_ADDRSTRLEN)); | |
3596 | bgp_static_update(bgp, &bn->p, bgp_static, afi, | |
3597 | safi); | |
3598 | } | |
3599 | } | |
3600 | ||
3601 | /* For aggregate-address route-map updates. */ | |
3602 | for (bn = bgp_table_top(bgp->aggregate[afi][safi]); bn; | |
3603 | bn = bgp_route_next(bn)) { | |
3604 | aggregate = bgp_node_get_bgp_aggregate_info(bn); | |
3605 | if (!aggregate) | |
3606 | continue; | |
3607 | ||
3608 | if (!aggregate->rmap.name | |
3609 | || (strcmp(rmap_name, aggregate->rmap.name) != 0)) | |
3610 | continue; | |
3611 | ||
3612 | if (!aggregate->rmap.map) | |
3613 | route_map_counter_increment(map); | |
3614 | ||
3615 | aggregate->rmap.map = map; | |
3616 | ||
3617 | if (route_update) { | |
3618 | if (bgp_debug_zebra(&bn->p)) | |
3619 | zlog_debug( | |
3620 | "Processing route_map %s update on aggregate-address route %s", | |
3621 | rmap_name, | |
3622 | inet_ntop(bn->p.family, | |
3623 | &bn->p.u.prefix, buf, | |
3624 | INET6_ADDRSTRLEN)); | |
3625 | bgp_aggregate_route(bgp, &bn->p, afi, safi, | |
3626 | aggregate); | |
3627 | } | |
3628 | } | |
3629 | } | |
3630 | ||
3631 | /* For redistribute route-map updates. */ | |
3632 | for (afi = AFI_IP; afi < AFI_MAX; afi++) | |
3633 | for (i = 0; i < ZEBRA_ROUTE_MAX; i++) { | |
3634 | struct list *red_list; | |
3635 | struct bgp_redist *red; | |
3636 | ||
3637 | red_list = bgp->redist[afi][i]; | |
3638 | if (!red_list) | |
3639 | continue; | |
3640 | ||
3641 | for (ALL_LIST_ELEMENTS_RO(red_list, node, red)) { | |
3642 | if (!red->rmap.name | |
3643 | || (strcmp(rmap_name, red->rmap.name) != 0)) | |
3644 | continue; | |
3645 | ||
3646 | if (!red->rmap.map) | |
3647 | route_map_counter_increment(map); | |
3648 | ||
3649 | red->rmap.map = map; | |
3650 | ||
3651 | if (!route_update) | |
3652 | continue; | |
3653 | ||
3654 | if (BGP_DEBUG(zebra, ZEBRA)) | |
3655 | zlog_debug( | |
3656 | "Processing route_map %s update on redistributed routes", | |
3657 | rmap_name); | |
3658 | ||
3659 | bgp_redistribute_resend(bgp, afi, i, | |
3660 | red->instance); | |
3661 | } | |
3662 | } | |
3663 | ||
3664 | /* for type5 command route-maps */ | |
3665 | FOREACH_AFI_SAFI (afi, safi) { | |
3666 | if (!bgp->adv_cmd_rmap[afi][safi].name | |
3667 | || strcmp(rmap_name, bgp->adv_cmd_rmap[afi][safi].name) | |
3668 | != 0) | |
3669 | continue; | |
3670 | ||
3671 | /* Make sure the route-map is populated here if not already done */ | |
3672 | bgp->adv_cmd_rmap[afi][safi].map = map; | |
3673 | ||
3674 | if (BGP_DEBUG(zebra, ZEBRA)) | |
3675 | zlog_debug( | |
3676 | "Processing route_map %s update on advertise type5 route command", | |
3677 | rmap_name); | |
3678 | ||
3679 | if (route_update && advertise_type5_routes(bgp, afi)) { | |
3680 | bgp_evpn_withdraw_type5_routes(bgp, afi, safi); | |
3681 | bgp_evpn_advertise_type5_routes(bgp, afi, safi); | |
3682 | } | |
3683 | } | |
3684 | } | |
3685 | ||
3686 | static void bgp_route_map_process_update_cb(char *rmap_name) | |
3687 | { | |
3688 | struct listnode *node, *nnode; | |
3689 | struct bgp *bgp; | |
3690 | ||
3691 | for (ALL_LIST_ELEMENTS(bm->bgp, node, nnode, bgp)) { | |
3692 | bgp_route_map_process_update(bgp, rmap_name, 1); | |
3693 | ||
3694 | #if ENABLE_BGP_VNC | |
3695 | /* zlog_debug("%s: calling vnc_routemap_update", __func__); */ | |
3696 | vnc_routemap_update(bgp, __func__); | |
3697 | #endif | |
3698 | } | |
3699 | ||
3700 | vpn_policy_routemap_event(rmap_name); | |
3701 | } | |
3702 | ||
3703 | int bgp_route_map_update_timer(struct thread *thread) | |
3704 | { | |
3705 | bm->t_rmap_update = NULL; | |
3706 | ||
3707 | route_map_walk_update_list(bgp_route_map_process_update_cb); | |
3708 | ||
3709 | return (0); | |
3710 | } | |
3711 | ||
3712 | static void bgp_route_map_mark_update(const char *rmap_name) | |
3713 | { | |
3714 | struct listnode *node, *nnode; | |
3715 | struct bgp *bgp; | |
3716 | ||
3717 | /* If new update is received before the current timer timed out, | |
3718 | * turn it off and start a new timer. | |
3719 | */ | |
3720 | if (bm->t_rmap_update != NULL) | |
3721 | THREAD_OFF(bm->t_rmap_update); | |
3722 | ||
3723 | /* rmap_update_timer of 0 means don't do route updates */ | |
3724 | if (bm->rmap_update_timer) { | |
3725 | thread_add_timer(bm->master, bgp_route_map_update_timer, | |
3726 | NULL, bm->rmap_update_timer, | |
3727 | &bm->t_rmap_update); | |
3728 | ||
3729 | /* Signal the groups that a route-map update event has | |
3730 | * started */ | |
3731 | for (ALL_LIST_ELEMENTS(bm->bgp, node, nnode, bgp)) | |
3732 | update_group_policy_update(bgp, | |
3733 | BGP_POLICY_ROUTE_MAP, | |
3734 | rmap_name, 1, 1); | |
3735 | } else { | |
3736 | for (ALL_LIST_ELEMENTS(bm->bgp, node, nnode, bgp)) | |
3737 | bgp_route_map_process_update(bgp, rmap_name, 0); | |
3738 | #if ENABLE_BGP_VNC | |
3739 | zlog_debug("%s: calling vnc_routemap_update", __func__); | |
3740 | vnc_routemap_update(bgp, __func__); | |
3741 | #endif | |
3742 | } | |
3743 | } | |
3744 | ||
3745 | static void bgp_route_map_add(const char *rmap_name) | |
3746 | { | |
3747 | if (route_map_mark_updated(rmap_name) == 0) | |
3748 | bgp_route_map_mark_update(rmap_name); | |
3749 | ||
3750 | route_map_notify_dependencies(rmap_name, RMAP_EVENT_MATCH_ADDED); | |
3751 | } | |
3752 | ||
3753 | static void bgp_route_map_delete(const char *rmap_name) | |
3754 | { | |
3755 | if (route_map_mark_updated(rmap_name) == 0) | |
3756 | bgp_route_map_mark_update(rmap_name); | |
3757 | ||
3758 | route_map_notify_dependencies(rmap_name, RMAP_EVENT_MATCH_DELETED); | |
3759 | } | |
3760 | ||
3761 | static void bgp_route_map_event(const char *rmap_name) | |
3762 | { | |
3763 | if (route_map_mark_updated(rmap_name) == 0) | |
3764 | bgp_route_map_mark_update(rmap_name); | |
3765 | ||
3766 | route_map_notify_dependencies(rmap_name, RMAP_EVENT_MATCH_ADDED); | |
3767 | } | |
3768 | ||
3769 | DEFUN (match_mac_address, | |
3770 | match_mac_address_cmd, | |
3771 | "match mac address WORD", | |
3772 | MATCH_STR | |
3773 | "mac address\n" | |
3774 | "Match address of route\n" | |
3775 | "MAC Access-list name\n") | |
3776 | { | |
3777 | return bgp_route_match_add(vty, "mac address", argv[3]->arg, | |
3778 | RMAP_EVENT_FILTER_ADDED); | |
3779 | } | |
3780 | ||
3781 | DEFUN (no_match_mac_address, | |
3782 | no_match_mac_address_cmd, | |
3783 | "no match mac address WORD", | |
3784 | NO_STR | |
3785 | MATCH_STR | |
3786 | "mac\n" | |
3787 | "Match address of route\n" | |
3788 | "MAC acess-list name\n") | |
3789 | { | |
3790 | return bgp_route_match_delete(vty, "mac address", argv[4]->arg, | |
3791 | RMAP_EVENT_FILTER_DELETED); | |
3792 | } | |
3793 | ||
3794 | DEFUN (match_evpn_route_type, | |
3795 | match_evpn_route_type_cmd, | |
3796 | "match evpn route-type <macip | multicast | prefix>", | |
3797 | MATCH_STR | |
3798 | EVPN_HELP_STR | |
3799 | "Match route-type\n" | |
3800 | "mac-ip route\n" | |
3801 | "IMET route\n" | |
3802 | "prefix route\n") | |
3803 | { | |
3804 | return bgp_route_match_add(vty, "evpn route-type", argv[3]->arg, | |
3805 | RMAP_EVENT_MATCH_ADDED); | |
3806 | } | |
3807 | ||
3808 | DEFUN (no_match_evpn_route_type, | |
3809 | no_match_evpn_route_type_cmd, | |
3810 | "no match evpn route-type <macip | multicast | prefix>", | |
3811 | NO_STR | |
3812 | MATCH_STR | |
3813 | EVPN_HELP_STR | |
3814 | "Match route-type\n" | |
3815 | "mac-ip route\n" | |
3816 | "IMET route\n" | |
3817 | "prefix route\n") | |
3818 | { | |
3819 | return bgp_route_match_delete(vty, "evpn route-type", argv[4]->arg, | |
3820 | RMAP_EVENT_MATCH_DELETED); | |
3821 | } | |
3822 | ||
3823 | ||
3824 | DEFUN (match_evpn_vni, | |
3825 | match_evpn_vni_cmd, | |
3826 | "match evpn vni " CMD_VNI_RANGE, | |
3827 | MATCH_STR | |
3828 | EVPN_HELP_STR | |
3829 | "Match VNI\n" | |
3830 | "VNI ID\n") | |
3831 | { | |
3832 | return bgp_route_match_add(vty, "evpn vni", argv[3]->arg, | |
3833 | RMAP_EVENT_MATCH_ADDED); | |
3834 | } | |
3835 | ||
3836 | DEFUN (no_match_evpn_vni, | |
3837 | no_match_evpn_vni_cmd, | |
3838 | "no match evpn vni " CMD_VNI_RANGE, | |
3839 | NO_STR | |
3840 | MATCH_STR | |
3841 | EVPN_HELP_STR | |
3842 | "Match VNI\n" | |
3843 | "VNI ID\n") | |
3844 | { | |
3845 | return bgp_route_match_delete(vty, "evpn vni", argv[4]->arg, | |
3846 | RMAP_EVENT_MATCH_DELETED); | |
3847 | } | |
3848 | ||
3849 | DEFUN (match_evpn_default_route, | |
3850 | match_evpn_default_route_cmd, | |
3851 | "match evpn default-route", | |
3852 | MATCH_STR | |
3853 | EVPN_HELP_STR | |
3854 | "default EVPN type-5 route\n") | |
3855 | { | |
3856 | return bgp_route_match_add(vty, "evpn default-route", NULL, | |
3857 | RMAP_EVENT_MATCH_ADDED); | |
3858 | } | |
3859 | ||
3860 | DEFUN (no_match_evpn_default_route, | |
3861 | no_match_evpn_default_route_cmd, | |
3862 | "no match evpn default-route", | |
3863 | NO_STR | |
3864 | MATCH_STR | |
3865 | EVPN_HELP_STR | |
3866 | "default EVPN type-5 route\n") | |
3867 | { | |
3868 | return bgp_route_match_delete(vty, "evpn default-route", NULL, | |
3869 | RMAP_EVENT_MATCH_DELETED); | |
3870 | } | |
3871 | ||
3872 | DEFUN (match_evpn_rd, | |
3873 | match_evpn_rd_cmd, | |
3874 | "match evpn rd ASN:NN_OR_IP-ADDRESS:NN", | |
3875 | MATCH_STR | |
3876 | EVPN_HELP_STR | |
3877 | "Route Distinguisher\n" | |
3878 | "ASN:XX or A.B.C.D:XX\n") | |
3879 | { | |
3880 | return bgp_route_match_add(vty, "evpn rd", argv[3]->arg, | |
3881 | RMAP_EVENT_MATCH_ADDED); | |
3882 | } | |
3883 | ||
3884 | DEFUN (no_match_evpn_rd, | |
3885 | no_match_evpn_rd_cmd, | |
3886 | "no match evpn rd ASN:NN_OR_IP-ADDRESS:NN", | |
3887 | NO_STR | |
3888 | MATCH_STR | |
3889 | EVPN_HELP_STR | |
3890 | "Route Distinguisher\n" | |
3891 | "ASN:XX or A.B.C.D:XX\n") | |
3892 | { | |
3893 | return bgp_route_match_delete(vty, "evpn rd", argv[4]->arg, | |
3894 | RMAP_EVENT_MATCH_DELETED); | |
3895 | } | |
3896 | ||
3897 | DEFPY(match_vrl_source_vrf, | |
3898 | match_vrl_source_vrf_cmd, | |
3899 | "match source-vrf NAME$vrf_name", | |
3900 | MATCH_STR | |
3901 | "source vrf\n" | |
3902 | "The VRF name\n") | |
3903 | { | |
3904 | return bgp_route_match_add(vty, "source-vrf", vrf_name, | |
3905 | RMAP_EVENT_MATCH_ADDED); | |
3906 | } | |
3907 | ||
3908 | DEFPY(no_match_vrl_source_vrf, | |
3909 | no_match_vrl_source_vrf_cmd, | |
3910 | "no match source-vrf NAME$vrf_name", | |
3911 | NO_STR | |
3912 | MATCH_STR | |
3913 | "source vrf\n" | |
3914 | "The VRF name\n") | |
3915 | { | |
3916 | return bgp_route_match_delete(vty, "source-vrf", vrf_name, | |
3917 | RMAP_EVENT_MATCH_DELETED); | |
3918 | } | |
3919 | ||
3920 | DEFUN (match_peer, | |
3921 | match_peer_cmd, | |
3922 | "match peer <A.B.C.D|X:X::X:X|WORD>", | |
3923 | MATCH_STR | |
3924 | "Match peer address\n" | |
3925 | "IP address of peer\n" | |
3926 | "IPv6 address of peer\n" | |
3927 | "Interface name of peer\n") | |
3928 | { | |
3929 | int idx_ip = 2; | |
3930 | return bgp_route_match_add(vty, "peer", argv[idx_ip]->arg, | |
3931 | RMAP_EVENT_MATCH_ADDED); | |
3932 | } | |
3933 | ||
3934 | DEFUN (match_peer_local, | |
3935 | match_peer_local_cmd, | |
3936 | "match peer local", | |
3937 | MATCH_STR | |
3938 | "Match peer address\n" | |
3939 | "Static or Redistributed routes\n") | |
3940 | { | |
3941 | return bgp_route_match_add(vty, "peer", "local", | |
3942 | RMAP_EVENT_MATCH_DELETED); | |
3943 | } | |
3944 | ||
3945 | DEFUN (no_match_peer, | |
3946 | no_match_peer_cmd, | |
3947 | "no match peer [<local|A.B.C.D|X:X::X:X|WORD>]", | |
3948 | NO_STR | |
3949 | MATCH_STR | |
3950 | "Match peer address\n" | |
3951 | "Static or Redistributed routes\n" | |
3952 | "IP address of peer\n" | |
3953 | "IPv6 address of peer\n" | |
3954 | "Interface name of peer\n") | |
3955 | { | |
3956 | int idx_peer = 3; | |
3957 | ||
3958 | if (argc <= idx_peer) | |
3959 | return bgp_route_match_delete(vty, "peer", NULL, | |
3960 | RMAP_EVENT_MATCH_DELETED); | |
3961 | return bgp_route_match_delete(vty, "peer", argv[idx_peer]->arg, | |
3962 | RMAP_EVENT_MATCH_DELETED); | |
3963 | } | |
3964 | ||
3965 | #if defined(HAVE_LUA) | |
3966 | DEFUN (match_command, | |
3967 | match_command_cmd, | |
3968 | "match command WORD", | |
3969 | MATCH_STR | |
3970 | "Run a command to match\n" | |
3971 | "The command to run\n") | |
3972 | { | |
3973 | return bgp_route_match_add(vty, "command", argv[2]->arg, | |
3974 | RMAP_EVENT_FILTER_ADDED); | |
3975 | } | |
3976 | ||
3977 | DEFUN (no_match_command, | |
3978 | no_match_command_cmd, | |
3979 | "no match command WORD", | |
3980 | NO_STR | |
3981 | MATCH_STR | |
3982 | "Run a command to match\n" | |
3983 | "The command to run\n") | |
3984 | { | |
3985 | return bgp_route_match_delete(vty, "command", argv[3]->arg, | |
3986 | RMAP_EVENT_FILTER_DELETED); | |
3987 | } | |
3988 | #endif | |
3989 | ||
3990 | /* match probability */ | |
3991 | DEFUN (match_probability, | |
3992 | match_probability_cmd, | |
3993 | "match probability (0-100)", | |
3994 | MATCH_STR | |
3995 | "Match portion of routes defined by percentage value\n" | |
3996 | "Percentage of routes\n") | |
3997 | { | |
3998 | int idx_number = 2; | |
3999 | return bgp_route_match_add(vty, "probability", argv[idx_number]->arg, | |
4000 | RMAP_EVENT_MATCH_ADDED); | |
4001 | } | |
4002 | ||
4003 | ||
4004 | DEFUN (no_match_probability, | |
4005 | no_match_probability_cmd, | |
4006 | "no match probability [(1-99)]", | |
4007 | NO_STR | |
4008 | MATCH_STR | |
4009 | "Match portion of routes defined by percentage value\n" | |
4010 | "Percentage of routes\n") | |
4011 | { | |
4012 | int idx_number = 3; | |
4013 | if (argc <= idx_number) | |
4014 | return bgp_route_match_delete(vty, "probability", NULL, | |
4015 | RMAP_EVENT_MATCH_DELETED); | |
4016 | return bgp_route_match_delete(vty, "probability", argv[idx_number]->arg, | |
4017 | RMAP_EVENT_MATCH_DELETED); | |
4018 | } | |
4019 | ||
4020 | ||
4021 | DEFUN (match_ip_route_source, | |
4022 | match_ip_route_source_cmd, | |
4023 | "match ip route-source <(1-199)|(1300-2699)|WORD>", | |
4024 | MATCH_STR | |
4025 | IP_STR | |
4026 | "Match advertising source address of route\n" | |
4027 | "IP access-list number\n" | |
4028 | "IP access-list number (expanded range)\n" | |
4029 | "IP standard access-list name\n") | |
4030 | { | |
4031 | int idx_acl = 3; | |
4032 | return bgp_route_match_add(vty, "ip route-source", argv[idx_acl]->arg, | |
4033 | RMAP_EVENT_FILTER_ADDED); | |
4034 | } | |
4035 | ||
4036 | ||
4037 | DEFUN (no_match_ip_route_source, | |
4038 | no_match_ip_route_source_cmd, | |
4039 | "no match ip route-source [<(1-199)|(1300-2699)|WORD>]", | |
4040 | NO_STR | |
4041 | MATCH_STR | |
4042 | IP_STR | |
4043 | "Match advertising source address of route\n" | |
4044 | "IP access-list number\n" | |
4045 | "IP access-list number (expanded range)\n" | |
4046 | "IP standard access-list name\n") | |
4047 | { | |
4048 | int idx_number = 4; | |
4049 | if (argc <= idx_number) | |
4050 | return bgp_route_match_delete(vty, "ip route-source", NULL, | |
4051 | RMAP_EVENT_FILTER_DELETED); | |
4052 | return bgp_route_match_delete(vty, "ip route-source", | |
4053 | argv[idx_number]->arg, | |
4054 | RMAP_EVENT_FILTER_DELETED); | |
4055 | } | |
4056 | ||
4057 | ||
4058 | DEFUN (match_ip_route_source_prefix_list, | |
4059 | match_ip_route_source_prefix_list_cmd, | |
4060 | "match ip route-source prefix-list WORD", | |
4061 | MATCH_STR | |
4062 | IP_STR | |
4063 | "Match advertising source address of route\n" | |
4064 | "Match entries of prefix-lists\n" | |
4065 | "IP prefix-list name\n") | |
4066 | { | |
4067 | int idx_word = 4; | |
4068 | return bgp_route_match_add(vty, "ip route-source prefix-list", | |
4069 | argv[idx_word]->arg, RMAP_EVENT_PLIST_ADDED); | |
4070 | } | |
4071 | ||
4072 | ||
4073 | DEFUN (no_match_ip_route_source_prefix_list, | |
4074 | no_match_ip_route_source_prefix_list_cmd, | |
4075 | "no match ip route-source prefix-list [WORD]", | |
4076 | NO_STR | |
4077 | MATCH_STR | |
4078 | IP_STR | |
4079 | "Match advertising source address of route\n" | |
4080 | "Match entries of prefix-lists\n" | |
4081 | "IP prefix-list name\n") | |
4082 | { | |
4083 | int idx_word = 5; | |
4084 | if (argc <= idx_word) | |
4085 | return bgp_route_match_delete(vty, | |
4086 | "ip route-source prefix-list", | |
4087 | NULL, RMAP_EVENT_PLIST_DELETED); | |
4088 | return bgp_route_match_delete(vty, "ip route-source prefix-list", | |
4089 | argv[idx_word]->arg, | |
4090 | RMAP_EVENT_PLIST_DELETED); | |
4091 | } | |
4092 | ||
4093 | ||
4094 | DEFUN (match_local_pref, | |
4095 | match_local_pref_cmd, | |
4096 | "match local-preference (0-4294967295)", | |
4097 | MATCH_STR | |
4098 | "Match local-preference of route\n" | |
4099 | "Metric value\n") | |
4100 | { | |
4101 | int idx_number = 2; | |
4102 | return bgp_route_match_add(vty, "local-preference", | |
4103 | argv[idx_number]->arg, | |
4104 | RMAP_EVENT_MATCH_ADDED); | |
4105 | } | |
4106 | ||
4107 | ||
4108 | DEFUN (no_match_local_pref, | |
4109 | no_match_local_pref_cmd, | |
4110 | "no match local-preference [(0-4294967295)]", | |
4111 | NO_STR | |
4112 | MATCH_STR | |
4113 | "Match local preference of route\n" | |
4114 | "Local preference value\n") | |
4115 | { | |
4116 | int idx_localpref = 3; | |
4117 | if (argc <= idx_localpref) | |
4118 | return bgp_route_match_delete(vty, "local-preference", NULL, | |
4119 | RMAP_EVENT_MATCH_DELETED); | |
4120 | return bgp_route_match_delete(vty, "local-preference", | |
4121 | argv[idx_localpref]->arg, | |
4122 | RMAP_EVENT_MATCH_DELETED); | |
4123 | } | |
4124 | ||
4125 | ||
4126 | DEFUN (match_community, | |
4127 | match_community_cmd, | |
4128 | "match community <(1-99)|(100-500)|WORD> [exact-match]", | |
4129 | MATCH_STR | |
4130 | "Match BGP community list\n" | |
4131 | "Community-list number (standard)\n" | |
4132 | "Community-list number (expanded)\n" | |
4133 | "Community-list name\n" | |
4134 | "Do exact matching of communities\n") | |
4135 | { | |
4136 | int idx_comm_list = 2; | |
4137 | int ret; | |
4138 | char *argstr; | |
4139 | ||
4140 | if (argc == 4) { | |
4141 | argstr = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, | |
4142 | strlen(argv[idx_comm_list]->arg) | |
4143 | + strlen("exact-match") + 2); | |
4144 | ||
4145 | sprintf(argstr, "%s exact-match", argv[idx_comm_list]->arg); | |
4146 | } else | |
4147 | argstr = argv[idx_comm_list]->arg; | |
4148 | ||
4149 | ret = bgp_route_match_add(vty, "community", argstr, | |
4150 | RMAP_EVENT_CLIST_ADDED); | |
4151 | ||
4152 | if (argstr != argv[idx_comm_list]->arg) | |
4153 | XFREE(MTYPE_ROUTE_MAP_COMPILED, argstr); | |
4154 | ||
4155 | return ret; | |
4156 | } | |
4157 | ||
4158 | DEFUN (no_match_community, | |
4159 | no_match_community_cmd, | |
4160 | "no match community [<(1-99)|(100-500)|WORD> [exact-match]]", | |
4161 | NO_STR | |
4162 | MATCH_STR | |
4163 | "Match BGP community list\n" | |
4164 | "Community-list number (standard)\n" | |
4165 | "Community-list number (expanded)\n" | |
4166 | "Community-list name\n" | |
4167 | "Do exact matching of communities\n") | |
4168 | { | |
4169 | return bgp_route_match_delete(vty, "community", NULL, | |
4170 | RMAP_EVENT_CLIST_DELETED); | |
4171 | } | |
4172 | ||
4173 | DEFUN (match_lcommunity, | |
4174 | match_lcommunity_cmd, | |
4175 | "match large-community <(1-99)|(100-500)|WORD> [exact-match]", | |
4176 | MATCH_STR | |
4177 | "Match BGP large community list\n" | |
4178 | "Large Community-list number (standard)\n" | |
4179 | "Large Community-list number (expanded)\n" | |
4180 | "Large Community-list name\n" | |
4181 | "Do exact matching of communities\n") | |
4182 | { | |
4183 | int idx_lcomm_list = 2; | |
4184 | int ret; | |
4185 | char *argstr; | |
4186 | ||
4187 | if (argc == 4) { | |
4188 | argstr = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, | |
4189 | strlen(argv[idx_lcomm_list]->arg) | |
4190 | + strlen("exact-match") + 2); | |
4191 | ||
4192 | sprintf(argstr, "%s exact-match", argv[idx_lcomm_list]->arg); | |
4193 | } else | |
4194 | argstr = argv[idx_lcomm_list]->arg; | |
4195 | ||
4196 | ret = bgp_route_match_add(vty, "large-community", argstr, | |
4197 | RMAP_EVENT_LLIST_ADDED); | |
4198 | if (argstr != argv[idx_lcomm_list]->arg) | |
4199 | XFREE(MTYPE_ROUTE_MAP_COMPILED, argstr); | |
4200 | ||
4201 | return ret; | |
4202 | } | |
4203 | ||
4204 | DEFUN (no_match_lcommunity, | |
4205 | no_match_lcommunity_cmd, | |
4206 | "no match large-community [<(1-99)|(100-500)|WORD> [exact-match]]", | |
4207 | NO_STR | |
4208 | MATCH_STR | |
4209 | "Match BGP large community list\n" | |
4210 | "Large Community-list number (standard)\n" | |
4211 | "Large Community-list number (expanded)\n" | |
4212 | "Large Community-list name\n" | |
4213 | "Do exact matching of communities\n") | |
4214 | { | |
4215 | return bgp_route_match_delete(vty, "large-community", NULL, | |
4216 | RMAP_EVENT_LLIST_DELETED); | |
4217 | } | |
4218 | ||
4219 | DEFUN (match_ecommunity, | |
4220 | match_ecommunity_cmd, | |
4221 | "match extcommunity <(1-99)|(100-500)|WORD>", | |
4222 | MATCH_STR | |
4223 | "Match BGP/VPN extended community list\n" | |
4224 | "Extended community-list number (standard)\n" | |
4225 | "Extended community-list number (expanded)\n" | |
4226 | "Extended community-list name\n") | |
4227 | { | |
4228 | int idx_comm_list = 2; | |
4229 | return bgp_route_match_add(vty, "extcommunity", | |
4230 | argv[idx_comm_list]->arg, | |
4231 | RMAP_EVENT_ECLIST_ADDED); | |
4232 | } | |
4233 | ||
4234 | ||
4235 | DEFUN (no_match_ecommunity, | |
4236 | no_match_ecommunity_cmd, | |
4237 | "no match extcommunity [<(1-99)|(100-500)|WORD>]", | |
4238 | NO_STR | |
4239 | MATCH_STR | |
4240 | "Match BGP/VPN extended community list\n" | |
4241 | "Extended community-list number (standard)\n" | |
4242 | "Extended community-list number (expanded)\n" | |
4243 | "Extended community-list name\n") | |
4244 | { | |
4245 | return bgp_route_match_delete(vty, "extcommunity", NULL, | |
4246 | RMAP_EVENT_ECLIST_DELETED); | |
4247 | } | |
4248 | ||
4249 | ||
4250 | DEFUN (match_aspath, | |
4251 | match_aspath_cmd, | |
4252 | "match as-path WORD", | |
4253 | MATCH_STR | |
4254 | "Match BGP AS path list\n" | |
4255 | "AS path access-list name\n") | |
4256 | { | |
4257 | int idx_word = 2; | |
4258 | return bgp_route_match_add(vty, "as-path", argv[idx_word]->arg, | |
4259 | RMAP_EVENT_ASLIST_ADDED); | |
4260 | } | |
4261 | ||
4262 | ||
4263 | DEFUN (no_match_aspath, | |
4264 | no_match_aspath_cmd, | |
4265 | "no match as-path [WORD]", | |
4266 | NO_STR | |
4267 | MATCH_STR | |
4268 | "Match BGP AS path list\n" | |
4269 | "AS path access-list name\n") | |
4270 | { | |
4271 | return bgp_route_match_delete(vty, "as-path", NULL, | |
4272 | RMAP_EVENT_ASLIST_DELETED); | |
4273 | } | |
4274 | ||
4275 | ||
4276 | DEFUN (match_origin, | |
4277 | match_origin_cmd, | |
4278 | "match origin <egp|igp|incomplete>", | |
4279 | MATCH_STR | |
4280 | "BGP origin code\n" | |
4281 | "remote EGP\n" | |
4282 | "local IGP\n" | |
4283 | "unknown heritage\n") | |
4284 | { | |
4285 | int idx_origin = 2; | |
4286 | if (strncmp(argv[idx_origin]->arg, "igp", 2) == 0) | |
4287 | return bgp_route_match_add(vty, "origin", "igp", | |
4288 | RMAP_EVENT_MATCH_ADDED); | |
4289 | if (strncmp(argv[idx_origin]->arg, "egp", 1) == 0) | |
4290 | return bgp_route_match_add(vty, "origin", "egp", | |
4291 | RMAP_EVENT_MATCH_ADDED); | |
4292 | if (strncmp(argv[idx_origin]->arg, "incomplete", 2) == 0) | |
4293 | return bgp_route_match_add(vty, "origin", "incomplete", | |
4294 | RMAP_EVENT_MATCH_ADDED); | |
4295 | ||
4296 | vty_out(vty, "%% Invalid match origin type\n"); | |
4297 | return CMD_WARNING_CONFIG_FAILED; | |
4298 | } | |
4299 | ||
4300 | ||
4301 | DEFUN (no_match_origin, | |
4302 | no_match_origin_cmd, | |
4303 | "no match origin [<egp|igp|incomplete>]", | |
4304 | NO_STR | |
4305 | MATCH_STR | |
4306 | "BGP origin code\n" | |
4307 | "remote EGP\n" | |
4308 | "local IGP\n" | |
4309 | "unknown heritage\n") | |
4310 | { | |
4311 | return bgp_route_match_delete(vty, "origin", NULL, | |
4312 | RMAP_EVENT_MATCH_DELETED); | |
4313 | } | |
4314 | ||
4315 | DEFUN (set_table_id, | |
4316 | set_table_id_cmd, | |
4317 | "set table (1-4294967295)", | |
4318 | SET_STR | |
4319 | "export route to non-main kernel table\n" | |
4320 | "Kernel routing table id\n") | |
4321 | { | |
4322 | int idx_id = 2; | |
4323 | ||
4324 | VTY_DECLVAR_CONTEXT(route_map_index, index); | |
4325 | ||
4326 | return generic_set_add(vty, index, "table", argv[idx_id]->arg); | |
4327 | } | |
4328 | ||
4329 | DEFUN (no_set_table_id, | |
4330 | no_set_table_id_cmd, | |
4331 | "no set table", | |
4332 | NO_STR | |
4333 | SET_STR | |
4334 | "export route to non-main kernel table\n") | |
4335 | { | |
4336 | VTY_DECLVAR_CONTEXT(route_map_index, index); | |
4337 | ||
4338 | return generic_set_delete(vty, index, "table", NULL); | |
4339 | } | |
4340 | ||
4341 | DEFUN (set_ip_nexthop_peer, | |
4342 | set_ip_nexthop_peer_cmd, | |
4343 | "[no] set ip next-hop peer-address", | |
4344 | NO_STR | |
4345 | SET_STR | |
4346 | IP_STR | |
4347 | "Next hop address\n" | |
4348 | "Use peer address (for BGP only)\n") | |
4349 | { | |
4350 | int (*func)(struct vty *, struct route_map_index *, const char *, | |
4351 | const char *) = strmatch(argv[0]->text, "no") | |
4352 | ? generic_set_delete | |
4353 | : generic_set_add; | |
4354 | ||
4355 | return func(vty, VTY_GET_CONTEXT(route_map_index), "ip next-hop", | |
4356 | "peer-address"); | |
4357 | } | |
4358 | ||
4359 | DEFUN (set_ip_nexthop_unchanged, | |
4360 | set_ip_nexthop_unchanged_cmd, | |
4361 | "[no] set ip next-hop unchanged", | |
4362 | NO_STR | |
4363 | SET_STR | |
4364 | IP_STR | |
4365 | "Next hop address\n" | |
4366 | "Don't modify existing Next hop address\n") | |
4367 | { | |
4368 | int (*func)(struct vty *, struct route_map_index *, const char *, | |
4369 | const char *) = strmatch(argv[0]->text, "no") | |
4370 | ? generic_set_delete | |
4371 | : generic_set_add; | |
4372 | ||
4373 | return func(vty, VTY_GET_CONTEXT(route_map_index), "ip next-hop", | |
4374 | "unchanged"); | |
4375 | } | |
4376 | ||
4377 | DEFUN (set_distance, | |
4378 | set_distance_cmd, | |
4379 | "set distance (0-255)", | |
4380 | SET_STR | |
4381 | "BGP Administrative Distance to use\n" | |
4382 | "Distance value\n") | |
4383 | { | |
4384 | int idx_number = 2; | |
4385 | ||
4386 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4387 | "distance", argv[idx_number]->arg); | |
4388 | } | |
4389 | ||
4390 | DEFUN (no_set_distance, | |
4391 | no_set_distance_cmd, | |
4392 | "no set distance [(0-255)]", | |
4393 | NO_STR SET_STR | |
4394 | "BGP Administrative Distance to use\n" | |
4395 | "Distance value\n") | |
4396 | { | |
4397 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4398 | "distance", NULL); | |
4399 | } | |
4400 | ||
4401 | DEFUN (set_local_pref, | |
4402 | set_local_pref_cmd, | |
4403 | "set local-preference (0-4294967295)", | |
4404 | SET_STR | |
4405 | "BGP local preference path attribute\n" | |
4406 | "Preference value\n") | |
4407 | { | |
4408 | int idx_number = 2; | |
4409 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4410 | "local-preference", argv[idx_number]->arg); | |
4411 | } | |
4412 | ||
4413 | ||
4414 | DEFUN (no_set_local_pref, | |
4415 | no_set_local_pref_cmd, | |
4416 | "no set local-preference [(0-4294967295)]", | |
4417 | NO_STR | |
4418 | SET_STR | |
4419 | "BGP local preference path attribute\n" | |
4420 | "Preference value\n") | |
4421 | { | |
4422 | int idx_localpref = 3; | |
4423 | if (argc <= idx_localpref) | |
4424 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4425 | "local-preference", NULL); | |
4426 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4427 | "local-preference", argv[idx_localpref]->arg); | |
4428 | } | |
4429 | ||
4430 | ||
4431 | DEFUN (set_weight, | |
4432 | set_weight_cmd, | |
4433 | "set weight (0-4294967295)", | |
4434 | SET_STR | |
4435 | "BGP weight for routing table\n" | |
4436 | "Weight value\n") | |
4437 | { | |
4438 | int idx_number = 2; | |
4439 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), "weight", | |
4440 | argv[idx_number]->arg); | |
4441 | } | |
4442 | ||
4443 | ||
4444 | DEFUN (no_set_weight, | |
4445 | no_set_weight_cmd, | |
4446 | "no set weight [(0-4294967295)]", | |
4447 | NO_STR | |
4448 | SET_STR | |
4449 | "BGP weight for routing table\n" | |
4450 | "Weight value\n") | |
4451 | { | |
4452 | int idx_weight = 3; | |
4453 | if (argc <= idx_weight) | |
4454 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4455 | "weight", NULL); | |
4456 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4457 | "weight", argv[idx_weight]->arg); | |
4458 | } | |
4459 | ||
4460 | DEFUN (set_label_index, | |
4461 | set_label_index_cmd, | |
4462 | "set label-index (0-1048560)", | |
4463 | SET_STR | |
4464 | "Label index to associate with the prefix\n" | |
4465 | "Label index value\n") | |
4466 | { | |
4467 | int idx_number = 2; | |
4468 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4469 | "label-index", argv[idx_number]->arg); | |
4470 | } | |
4471 | ||
4472 | DEFUN (no_set_label_index, | |
4473 | no_set_label_index_cmd, | |
4474 | "no set label-index [(0-1048560)]", | |
4475 | NO_STR | |
4476 | SET_STR | |
4477 | "Label index to associate with the prefix\n" | |
4478 | "Label index value\n") | |
4479 | { | |
4480 | int idx_label_index = 3; | |
4481 | if (argc <= idx_label_index) | |
4482 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4483 | "label-index", NULL); | |
4484 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4485 | "label-index", argv[idx_label_index]->arg); | |
4486 | } | |
4487 | ||
4488 | DEFUN (set_aspath_prepend_asn, | |
4489 | set_aspath_prepend_asn_cmd, | |
4490 | "set as-path prepend (1-4294967295)...", | |
4491 | SET_STR | |
4492 | "Transform BGP AS_PATH attribute\n" | |
4493 | "Prepend to the as-path\n" | |
4494 | "AS number\n") | |
4495 | { | |
4496 | int idx_asn = 3; | |
4497 | int ret; | |
4498 | char *str; | |
4499 | ||
4500 | str = argv_concat(argv, argc, idx_asn); | |
4501 | ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4502 | "as-path prepend", str); | |
4503 | XFREE(MTYPE_TMP, str); | |
4504 | ||
4505 | return ret; | |
4506 | } | |
4507 | ||
4508 | DEFUN (set_aspath_prepend_lastas, | |
4509 | set_aspath_prepend_lastas_cmd, | |
4510 | "set as-path prepend last-as (1-10)", | |
4511 | SET_STR | |
4512 | "Transform BGP AS_PATH attribute\n" | |
4513 | "Prepend to the as-path\n" | |
4514 | "Use the peer's AS-number\n" | |
4515 | "Number of times to insert\n") | |
4516 | { | |
4517 | return set_aspath_prepend_asn(self, vty, argc, argv); | |
4518 | } | |
4519 | ||
4520 | DEFUN (no_set_aspath_prepend, | |
4521 | no_set_aspath_prepend_cmd, | |
4522 | "no set as-path prepend [(1-4294967295)]", | |
4523 | NO_STR | |
4524 | SET_STR | |
4525 | "Transform BGP AS_PATH attribute\n" | |
4526 | "Prepend to the as-path\n" | |
4527 | "AS number\n") | |
4528 | { | |
4529 | int idx_asn = 4; | |
4530 | int ret; | |
4531 | char *str; | |
4532 | ||
4533 | str = argv_concat(argv, argc, idx_asn); | |
4534 | ret = generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4535 | "as-path prepend", str); | |
4536 | XFREE(MTYPE_TMP, str); | |
4537 | return ret; | |
4538 | } | |
4539 | ||
4540 | DEFUN (no_set_aspath_prepend_lastas, | |
4541 | no_set_aspath_prepend_lastas_cmd, | |
4542 | "no set as-path prepend last-as [(1-10)]", | |
4543 | NO_STR | |
4544 | SET_STR | |
4545 | "Transform BGP AS_PATH attribute\n" | |
4546 | "Prepend to the as-path\n" | |
4547 | "Use the peers AS-number\n" | |
4548 | "Number of times to insert\n") | |
4549 | { | |
4550 | return no_set_aspath_prepend(self, vty, argc, argv); | |
4551 | } | |
4552 | ||
4553 | DEFUN (set_aspath_exclude, | |
4554 | set_aspath_exclude_cmd, | |
4555 | "set as-path exclude (1-4294967295)...", | |
4556 | SET_STR | |
4557 | "Transform BGP AS-path attribute\n" | |
4558 | "Exclude from the as-path\n" | |
4559 | "AS number\n") | |
4560 | { | |
4561 | int idx_asn = 3; | |
4562 | int ret; | |
4563 | char *str; | |
4564 | ||
4565 | str = argv_concat(argv, argc, idx_asn); | |
4566 | ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4567 | "as-path exclude", str); | |
4568 | XFREE(MTYPE_TMP, str); | |
4569 | return ret; | |
4570 | } | |
4571 | ||
4572 | DEFUN (no_set_aspath_exclude, | |
4573 | no_set_aspath_exclude_cmd, | |
4574 | "no set as-path exclude (1-4294967295)...", | |
4575 | NO_STR | |
4576 | SET_STR | |
4577 | "Transform BGP AS_PATH attribute\n" | |
4578 | "Exclude from the as-path\n" | |
4579 | "AS number\n") | |
4580 | { | |
4581 | int idx_asn = 4; | |
4582 | int ret; | |
4583 | char *str; | |
4584 | ||
4585 | str = argv_concat(argv, argc, idx_asn); | |
4586 | ret = generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4587 | "as-path exclude", str); | |
4588 | XFREE(MTYPE_TMP, str); | |
4589 | return ret; | |
4590 | } | |
4591 | ||
4592 | ALIAS(no_set_aspath_exclude, no_set_aspath_exclude_all_cmd, | |
4593 | "no set as-path exclude", | |
4594 | NO_STR SET_STR | |
4595 | "Transform BGP AS_PATH attribute\n" | |
4596 | "Exclude from the as-path\n") | |
4597 | ||
4598 | DEFUN (set_community, | |
4599 | set_community_cmd, | |
4600 | "set community AA:NN...", | |
4601 | SET_STR | |
4602 | "BGP community attribute\n" | |
4603 | COMMUNITY_VAL_STR) | |
4604 | { | |
4605 | int idx_aa_nn = 2; | |
4606 | int i; | |
4607 | int first = 0; | |
4608 | int additive = 0; | |
4609 | struct buffer *b; | |
4610 | struct community *com = NULL; | |
4611 | char *str; | |
4612 | char *argstr; | |
4613 | int ret; | |
4614 | ||
4615 | b = buffer_new(1024); | |
4616 | ||
4617 | for (i = idx_aa_nn; i < argc; i++) { | |
4618 | if (strncmp(argv[i]->arg, "additive", strlen(argv[i]->arg)) | |
4619 | == 0) { | |
4620 | additive = 1; | |
4621 | continue; | |
4622 | } | |
4623 | ||
4624 | if (first) | |
4625 | buffer_putc(b, ' '); | |
4626 | else | |
4627 | first = 1; | |
4628 | ||
4629 | if (strncmp(argv[i]->arg, "internet", strlen(argv[i]->arg)) | |
4630 | == 0) { | |
4631 | buffer_putstr(b, "internet"); | |
4632 | continue; | |
4633 | } | |
4634 | if (strncmp(argv[i]->arg, "local-AS", strlen(argv[i]->arg)) | |
4635 | == 0) { | |
4636 | buffer_putstr(b, "local-AS"); | |
4637 | continue; | |
4638 | } | |
4639 | if (strncmp(argv[i]->arg, "no-a", strlen("no-a")) == 0 | |
4640 | && strncmp(argv[i]->arg, "no-advertise", | |
4641 | strlen(argv[i]->arg)) | |
4642 | == 0) { | |
4643 | buffer_putstr(b, "no-advertise"); | |
4644 | continue; | |
4645 | } | |
4646 | if (strncmp(argv[i]->arg, "no-e", strlen("no-e")) == 0 | |
4647 | && strncmp(argv[i]->arg, "no-export", strlen(argv[i]->arg)) | |
4648 | == 0) { | |
4649 | buffer_putstr(b, "no-export"); | |
4650 | continue; | |
4651 | } | |
4652 | if (strncmp(argv[i]->arg, "graceful-shutdown", | |
4653 | strlen(argv[i]->arg)) | |
4654 | == 0) { | |
4655 | buffer_putstr(b, "graceful-shutdown"); | |
4656 | continue; | |
4657 | } | |
4658 | buffer_putstr(b, argv[i]->arg); | |
4659 | } | |
4660 | buffer_putc(b, '\0'); | |
4661 | ||
4662 | /* Fetch result string then compile it to communities attribute. */ | |
4663 | str = buffer_getstr(b); | |
4664 | buffer_free(b); | |
4665 | ||
4666 | if (str) { | |
4667 | com = community_str2com(str); | |
4668 | XFREE(MTYPE_TMP, str); | |
4669 | } | |
4670 | ||
4671 | /* Can't compile user input into communities attribute. */ | |
4672 | if (!com) { | |
4673 | vty_out(vty, "%% Malformed communities attribute\n"); | |
4674 | return CMD_WARNING_CONFIG_FAILED; | |
4675 | } | |
4676 | ||
4677 | /* Set communites attribute string. */ | |
4678 | str = community_str(com, false); | |
4679 | ||
4680 | if (additive) { | |
4681 | size_t argstr_sz = strlen(str) + strlen(" additive") + 1; | |
4682 | argstr = XCALLOC(MTYPE_TMP, argstr_sz); | |
4683 | strlcpy(argstr, str, argstr_sz); | |
4684 | strlcat(argstr, " additive", argstr_sz); | |
4685 | ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4686 | "community", argstr); | |
4687 | XFREE(MTYPE_TMP, argstr); | |
4688 | } else | |
4689 | ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4690 | "community", str); | |
4691 | ||
4692 | community_free(&com); | |
4693 | ||
4694 | return ret; | |
4695 | } | |
4696 | ||
4697 | DEFUN (set_community_none, | |
4698 | set_community_none_cmd, | |
4699 | "set community none", | |
4700 | SET_STR | |
4701 | "BGP community attribute\n" | |
4702 | "No community attribute\n") | |
4703 | { | |
4704 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4705 | "community", "none"); | |
4706 | } | |
4707 | ||
4708 | DEFUN (no_set_community, | |
4709 | no_set_community_cmd, | |
4710 | "no set community AA:NN...", | |
4711 | NO_STR | |
4712 | SET_STR | |
4713 | "BGP community attribute\n" | |
4714 | COMMUNITY_VAL_STR) | |
4715 | { | |
4716 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4717 | "community", NULL); | |
4718 | } | |
4719 | ||
4720 | ALIAS (no_set_community, | |
4721 | no_set_community_short_cmd, | |
4722 | "no set community", | |
4723 | NO_STR | |
4724 | SET_STR | |
4725 | "BGP community attribute\n") | |
4726 | ||
4727 | ||
4728 | DEFUN (set_community_delete, | |
4729 | set_community_delete_cmd, | |
4730 | "set comm-list <(1-99)|(100-500)|WORD> delete", | |
4731 | SET_STR | |
4732 | "set BGP community list (for deletion)\n" | |
4733 | "Community-list number (standard)\n" | |
4734 | "Community-list number (expanded)\n" | |
4735 | "Community-list name\n" | |
4736 | "Delete matching communities\n") | |
4737 | { | |
4738 | int idx_comm_list = 2; | |
4739 | char *args; | |
4740 | ||
4741 | args = argv_concat(argv, argc, idx_comm_list); | |
4742 | generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), "comm-list", | |
4743 | args); | |
4744 | XFREE(MTYPE_TMP, args); | |
4745 | ||
4746 | return CMD_SUCCESS; | |
4747 | } | |
4748 | ||
4749 | DEFUN (no_set_community_delete, | |
4750 | no_set_community_delete_cmd, | |
4751 | "no set comm-list [<(1-99)|(100-500)|WORD> delete]", | |
4752 | NO_STR | |
4753 | SET_STR | |
4754 | "set BGP community list (for deletion)\n" | |
4755 | "Community-list number (standard)\n" | |
4756 | "Community-list number (expanded)\n" | |
4757 | "Community-list name\n" | |
4758 | "Delete matching communities\n") | |
4759 | { | |
4760 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4761 | "comm-list", NULL); | |
4762 | } | |
4763 | ||
4764 | DEFUN (set_lcommunity, | |
4765 | set_lcommunity_cmd, | |
4766 | "set large-community AA:BB:CC...", | |
4767 | SET_STR | |
4768 | "BGP large community attribute\n" | |
4769 | "Large Community number in aa:bb:cc format or additive\n") | |
4770 | { | |
4771 | int ret; | |
4772 | char *str; | |
4773 | ||
4774 | str = argv_concat(argv, argc, 2); | |
4775 | ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4776 | "large-community", str); | |
4777 | XFREE(MTYPE_TMP, str); | |
4778 | ||
4779 | return ret; | |
4780 | } | |
4781 | ||
4782 | DEFUN (set_lcommunity_none, | |
4783 | set_lcommunity_none_cmd, | |
4784 | "set large-community none", | |
4785 | SET_STR | |
4786 | "BGP large community attribute\n" | |
4787 | "No large community attribute\n") | |
4788 | { | |
4789 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4790 | "large-community", "none"); | |
4791 | } | |
4792 | ||
4793 | DEFUN (no_set_lcommunity, | |
4794 | no_set_lcommunity_cmd, | |
4795 | "no set large-community none", | |
4796 | NO_STR | |
4797 | SET_STR | |
4798 | "BGP large community attribute\n" | |
4799 | "No community attribute\n") | |
4800 | { | |
4801 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4802 | "large-community", NULL); | |
4803 | } | |
4804 | ||
4805 | DEFUN (no_set_lcommunity1, | |
4806 | no_set_lcommunity1_cmd, | |
4807 | "no set large-community AA:BB:CC...", | |
4808 | NO_STR | |
4809 | SET_STR | |
4810 | "BGP large community attribute\n" | |
4811 | "Large community in AA:BB:CC... format or additive\n") | |
4812 | { | |
4813 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4814 | "large-community", NULL); | |
4815 | } | |
4816 | ||
4817 | ALIAS (no_set_lcommunity1, | |
4818 | no_set_lcommunity1_short_cmd, | |
4819 | "no set large-community", | |
4820 | NO_STR | |
4821 | SET_STR | |
4822 | "BGP large community attribute\n") | |
4823 | ||
4824 | DEFUN (set_lcommunity_delete, | |
4825 | set_lcommunity_delete_cmd, | |
4826 | "set large-comm-list <(1-99)|(100-500)|WORD> delete", | |
4827 | SET_STR | |
4828 | "set BGP large community list (for deletion)\n" | |
4829 | "Large Community-list number (standard)\n" | |
4830 | "Large Communitly-list number (expanded)\n" | |
4831 | "Large Community-list name\n" | |
4832 | "Delete matching large communities\n") | |
4833 | { | |
4834 | int idx_lcomm_list = 2; | |
4835 | char *args; | |
4836 | ||
4837 | args = argv_concat(argv, argc, idx_lcomm_list); | |
4838 | generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4839 | "large-comm-list", args); | |
4840 | XFREE(MTYPE_TMP, args); | |
4841 | ||
4842 | return CMD_SUCCESS; | |
4843 | } | |
4844 | ||
4845 | DEFUN (no_set_lcommunity_delete, | |
4846 | no_set_lcommunity_delete_cmd, | |
4847 | "no set large-comm-list <(1-99)|(100-500)|WORD> [delete]", | |
4848 | NO_STR | |
4849 | SET_STR | |
4850 | "set BGP large community list (for deletion)\n" | |
4851 | "Large Community-list number (standard)\n" | |
4852 | "Large Communitly-list number (expanded)\n" | |
4853 | "Large Community-list name\n" | |
4854 | "Delete matching large communities\n") | |
4855 | { | |
4856 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4857 | "large-comm-list", NULL); | |
4858 | } | |
4859 | ||
4860 | ALIAS (no_set_lcommunity_delete, | |
4861 | no_set_lcommunity_delete_short_cmd, | |
4862 | "no set large-comm-list", | |
4863 | NO_STR | |
4864 | SET_STR | |
4865 | "set BGP large community list (for deletion)\n") | |
4866 | ||
4867 | DEFUN (set_ecommunity_rt, | |
4868 | set_ecommunity_rt_cmd, | |
4869 | "set extcommunity rt ASN:NN_OR_IP-ADDRESS:NN...", | |
4870 | SET_STR | |
4871 | "BGP extended community attribute\n" | |
4872 | "Route Target extended community\n" | |
4873 | "VPN extended community\n") | |
4874 | { | |
4875 | int idx_asn_nn = 3; | |
4876 | int ret; | |
4877 | char *str; | |
4878 | ||
4879 | str = argv_concat(argv, argc, idx_asn_nn); | |
4880 | ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4881 | "extcommunity rt", str); | |
4882 | XFREE(MTYPE_TMP, str); | |
4883 | ||
4884 | return ret; | |
4885 | } | |
4886 | ||
4887 | DEFUN (no_set_ecommunity_rt, | |
4888 | no_set_ecommunity_rt_cmd, | |
4889 | "no set extcommunity rt ASN:NN_OR_IP-ADDRESS:NN...", | |
4890 | NO_STR | |
4891 | SET_STR | |
4892 | "BGP extended community attribute\n" | |
4893 | "Route Target extended community\n" | |
4894 | "VPN extended community\n") | |
4895 | { | |
4896 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4897 | "extcommunity rt", NULL); | |
4898 | } | |
4899 | ||
4900 | ALIAS (no_set_ecommunity_rt, | |
4901 | no_set_ecommunity_rt_short_cmd, | |
4902 | "no set extcommunity rt", | |
4903 | NO_STR | |
4904 | SET_STR | |
4905 | "BGP extended community attribute\n" | |
4906 | "Route Target extended community\n") | |
4907 | ||
4908 | DEFUN (set_ecommunity_soo, | |
4909 | set_ecommunity_soo_cmd, | |
4910 | "set extcommunity soo ASN:NN_OR_IP-ADDRESS:NN...", | |
4911 | SET_STR | |
4912 | "BGP extended community attribute\n" | |
4913 | "Site-of-Origin extended community\n" | |
4914 | "VPN extended community\n") | |
4915 | { | |
4916 | int idx_asn_nn = 3; | |
4917 | int ret; | |
4918 | char *str; | |
4919 | ||
4920 | str = argv_concat(argv, argc, idx_asn_nn); | |
4921 | ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4922 | "extcommunity soo", str); | |
4923 | XFREE(MTYPE_TMP, str); | |
4924 | return ret; | |
4925 | } | |
4926 | ||
4927 | ||
4928 | DEFUN (no_set_ecommunity_soo, | |
4929 | no_set_ecommunity_soo_cmd, | |
4930 | "no set extcommunity soo ASN:NN_OR_IP-ADDRESS:NN...", | |
4931 | NO_STR | |
4932 | SET_STR | |
4933 | "BGP extended community attribute\n" | |
4934 | "Site-of-Origin extended community\n" | |
4935 | "VPN extended community\n") | |
4936 | { | |
4937 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4938 | "extcommunity soo", NULL); | |
4939 | } | |
4940 | ||
4941 | ALIAS (no_set_ecommunity_soo, | |
4942 | no_set_ecommunity_soo_short_cmd, | |
4943 | "no set extcommunity soo", | |
4944 | NO_STR | |
4945 | SET_STR | |
4946 | "GP extended community attribute\n" | |
4947 | "Site-of-Origin extended community\n") | |
4948 | ||
4949 | DEFUN (set_origin, | |
4950 | set_origin_cmd, | |
4951 | "set origin <egp|igp|incomplete>", | |
4952 | SET_STR | |
4953 | "BGP origin code\n" | |
4954 | "remote EGP\n" | |
4955 | "local IGP\n" | |
4956 | "unknown heritage\n") | |
4957 | { | |
4958 | int idx_origin = 2; | |
4959 | if (strncmp(argv[idx_origin]->arg, "igp", 2) == 0) | |
4960 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4961 | "origin", "igp"); | |
4962 | if (strncmp(argv[idx_origin]->arg, "egp", 1) == 0) | |
4963 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4964 | "origin", "egp"); | |
4965 | if (strncmp(argv[idx_origin]->arg, "incomplete", 2) == 0) | |
4966 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4967 | "origin", "incomplete"); | |
4968 | ||
4969 | vty_out(vty, "%% Invalid set origin type\n"); | |
4970 | return CMD_WARNING_CONFIG_FAILED; | |
4971 | } | |
4972 | ||
4973 | ||
4974 | DEFUN (no_set_origin, | |
4975 | no_set_origin_cmd, | |
4976 | "no set origin [<egp|igp|incomplete>]", | |
4977 | NO_STR | |
4978 | SET_STR | |
4979 | "BGP origin code\n" | |
4980 | "remote EGP\n" | |
4981 | "local IGP\n" | |
4982 | "unknown heritage\n") | |
4983 | { | |
4984 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
4985 | "origin", NULL); | |
4986 | } | |
4987 | ||
4988 | ||
4989 | DEFUN (set_atomic_aggregate, | |
4990 | set_atomic_aggregate_cmd, | |
4991 | "set atomic-aggregate", | |
4992 | SET_STR | |
4993 | "BGP atomic aggregate attribute\n" ) | |
4994 | { | |
4995 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
4996 | "atomic-aggregate", NULL); | |
4997 | } | |
4998 | ||
4999 | DEFUN (no_set_atomic_aggregate, | |
5000 | no_set_atomic_aggregate_cmd, | |
5001 | "no set atomic-aggregate", | |
5002 | NO_STR | |
5003 | SET_STR | |
5004 | "BGP atomic aggregate attribute\n" ) | |
5005 | { | |
5006 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
5007 | "atomic-aggregate", NULL); | |
5008 | } | |
5009 | ||
5010 | DEFUN (set_aggregator_as, | |
5011 | set_aggregator_as_cmd, | |
5012 | "set aggregator as (1-4294967295) A.B.C.D", | |
5013 | SET_STR | |
5014 | "BGP aggregator attribute\n" | |
5015 | "AS number of aggregator\n" | |
5016 | "AS number\n" | |
5017 | "IP address of aggregator\n") | |
5018 | { | |
5019 | int idx_number = 3; | |
5020 | int idx_ipv4 = 4; | |
5021 | int ret; | |
5022 | struct in_addr address; | |
5023 | char *argstr; | |
5024 | ||
5025 | ret = inet_aton(argv[idx_ipv4]->arg, &address); | |
5026 | if (ret == 0) { | |
5027 | vty_out(vty, "Aggregator IP address is invalid\n"); | |
5028 | return CMD_WARNING_CONFIG_FAILED; | |
5029 | } | |
5030 | ||
5031 | argstr = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, | |
5032 | strlen(argv[idx_number]->arg) | |
5033 | + strlen(argv[idx_ipv4]->arg) + 2); | |
5034 | ||
5035 | sprintf(argstr, "%s %s", argv[idx_number]->arg, argv[idx_ipv4]->arg); | |
5036 | ||
5037 | ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
5038 | "aggregator as", argstr); | |
5039 | ||
5040 | XFREE(MTYPE_ROUTE_MAP_COMPILED, argstr); | |
5041 | ||
5042 | return ret; | |
5043 | } | |
5044 | ||
5045 | ||
5046 | DEFUN (no_set_aggregator_as, | |
5047 | no_set_aggregator_as_cmd, | |
5048 | "no set aggregator as [(1-4294967295) A.B.C.D]", | |
5049 | NO_STR | |
5050 | SET_STR | |
5051 | "BGP aggregator attribute\n" | |
5052 | "AS number of aggregator\n" | |
5053 | "AS number\n" | |
5054 | "IP address of aggregator\n") | |
5055 | { | |
5056 | int idx_asn = 4; | |
5057 | int idx_ip = 5; | |
5058 | int ret; | |
5059 | struct in_addr address; | |
5060 | char *argstr; | |
5061 | ||
5062 | if (argc <= idx_asn) | |
5063 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
5064 | "aggregator as", NULL); | |
5065 | ||
5066 | ret = inet_aton(argv[idx_ip]->arg, &address); | |
5067 | if (ret == 0) { | |
5068 | vty_out(vty, "Aggregator IP address is invalid\n"); | |
5069 | return CMD_WARNING_CONFIG_FAILED; | |
5070 | } | |
5071 | ||
5072 | argstr = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, | |
5073 | strlen(argv[idx_asn]->arg) + strlen(argv[idx_ip]->arg) | |
5074 | + 2); | |
5075 | ||
5076 | sprintf(argstr, "%s %s", argv[idx_asn]->arg, argv[idx_ip]->arg); | |
5077 | ||
5078 | ret = generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
5079 | "aggregator as", argstr); | |
5080 | ||
5081 | XFREE(MTYPE_ROUTE_MAP_COMPILED, argstr); | |
5082 | ||
5083 | return ret; | |
5084 | } | |
5085 | ||
5086 | DEFUN (match_ipv6_next_hop, | |
5087 | match_ipv6_next_hop_cmd, | |
5088 | "match ipv6 next-hop X:X::X:X", | |
5089 | MATCH_STR | |
5090 | IPV6_STR | |
5091 | "Match IPv6 next-hop address of route\n" | |
5092 | "IPv6 address of next hop\n") | |
5093 | { | |
5094 | int idx_ipv6 = 3; | |
5095 | return bgp_route_match_add(vty, "ipv6 next-hop", argv[idx_ipv6]->arg, | |
5096 | RMAP_EVENT_MATCH_ADDED); | |
5097 | } | |
5098 | ||
5099 | DEFUN (no_match_ipv6_next_hop, | |
5100 | no_match_ipv6_next_hop_cmd, | |
5101 | "no match ipv6 next-hop X:X::X:X", | |
5102 | NO_STR | |
5103 | MATCH_STR | |
5104 | IPV6_STR | |
5105 | "Match IPv6 next-hop address of route\n" | |
5106 | "IPv6 address of next hop\n") | |
5107 | { | |
5108 | int idx_ipv6 = 4; | |
5109 | return bgp_route_match_delete(vty, "ipv6 next-hop", argv[idx_ipv6]->arg, | |
5110 | RMAP_EVENT_MATCH_DELETED); | |
5111 | } | |
5112 | ||
5113 | ||
5114 | DEFUN (set_ipv6_nexthop_peer, | |
5115 | set_ipv6_nexthop_peer_cmd, | |
5116 | "set ipv6 next-hop peer-address", | |
5117 | SET_STR | |
5118 | IPV6_STR | |
5119 | "Next hop address\n" | |
5120 | "Use peer address (for BGP only)\n") | |
5121 | { | |
5122 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
5123 | "ipv6 next-hop peer-address", NULL); | |
5124 | } | |
5125 | ||
5126 | DEFUN (no_set_ipv6_nexthop_peer, | |
5127 | no_set_ipv6_nexthop_peer_cmd, | |
5128 | "no set ipv6 next-hop peer-address", | |
5129 | NO_STR | |
5130 | SET_STR | |
5131 | IPV6_STR | |
5132 | "IPv6 next-hop address\n" | |
5133 | "Use peer address (for BGP only)\n") | |
5134 | { | |
5135 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
5136 | "ipv6 next-hop peer-address", NULL); | |
5137 | } | |
5138 | ||
5139 | DEFUN (set_ipv6_nexthop_prefer_global, | |
5140 | set_ipv6_nexthop_prefer_global_cmd, | |
5141 | "set ipv6 next-hop prefer-global", | |
5142 | SET_STR | |
5143 | IPV6_STR | |
5144 | "IPv6 next-hop address\n" | |
5145 | "Prefer global over link-local if both exist\n") | |
5146 | { | |
5147 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
5148 | "ipv6 next-hop prefer-global", NULL); | |
5149 | ; | |
5150 | } | |
5151 | ||
5152 | DEFUN (no_set_ipv6_nexthop_prefer_global, | |
5153 | no_set_ipv6_nexthop_prefer_global_cmd, | |
5154 | "no set ipv6 next-hop prefer-global", | |
5155 | NO_STR | |
5156 | SET_STR | |
5157 | IPV6_STR | |
5158 | "IPv6 next-hop address\n" | |
5159 | "Prefer global over link-local if both exist\n") | |
5160 | { | |
5161 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
5162 | "ipv6 next-hop prefer-global", NULL); | |
5163 | } | |
5164 | ||
5165 | DEFUN (set_ipv6_nexthop_global, | |
5166 | set_ipv6_nexthop_global_cmd, | |
5167 | "set ipv6 next-hop global X:X::X:X", | |
5168 | SET_STR | |
5169 | IPV6_STR | |
5170 | "IPv6 next-hop address\n" | |
5171 | "IPv6 global address\n" | |
5172 | "IPv6 address of next hop\n") | |
5173 | { | |
5174 | int idx_ipv6 = 4; | |
5175 | struct in6_addr addr; | |
5176 | int ret; | |
5177 | ||
5178 | ret = inet_pton(AF_INET6, argv[idx_ipv6]->arg, &addr); | |
5179 | if (!ret) { | |
5180 | vty_out(vty, "%% Malformed nexthop address\n"); | |
5181 | return CMD_WARNING_CONFIG_FAILED; | |
5182 | } | |
5183 | if (IN6_IS_ADDR_UNSPECIFIED(&addr) || IN6_IS_ADDR_LOOPBACK(&addr) | |
5184 | || IN6_IS_ADDR_MULTICAST(&addr) || IN6_IS_ADDR_LINKLOCAL(&addr)) { | |
5185 | vty_out(vty, "%% Invalid global nexthop address\n"); | |
5186 | return CMD_WARNING_CONFIG_FAILED; | |
5187 | } | |
5188 | ||
5189 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
5190 | "ipv6 next-hop global", argv[idx_ipv6]->arg); | |
5191 | } | |
5192 | ||
5193 | ||
5194 | DEFUN (no_set_ipv6_nexthop_global, | |
5195 | no_set_ipv6_nexthop_global_cmd, | |
5196 | "no set ipv6 next-hop global X:X::X:X", | |
5197 | NO_STR | |
5198 | SET_STR | |
5199 | IPV6_STR | |
5200 | "IPv6 next-hop address\n" | |
5201 | "IPv6 global address\n" | |
5202 | "IPv6 address of next hop\n") | |
5203 | { | |
5204 | int idx_ipv6 = 5; | |
5205 | if (argc <= idx_ipv6) | |
5206 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
5207 | "ipv6 next-hop global", NULL); | |
5208 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
5209 | "ipv6 next-hop global", argv[idx_ipv6]->arg); | |
5210 | } | |
5211 | ||
5212 | #ifdef KEEP_OLD_VPN_COMMANDS | |
5213 | DEFUN (set_vpn_nexthop, | |
5214 | set_vpn_nexthop_cmd, | |
5215 | "set <vpnv4 next-hop A.B.C.D|vpnv6 next-hop X:X::X:X>", | |
5216 | SET_STR | |
5217 | "VPNv4 information\n" | |
5218 | "VPN next-hop address\n" | |
5219 | "IP address of next hop\n" | |
5220 | "VPNv6 information\n" | |
5221 | "VPN next-hop address\n" | |
5222 | "IPv6 address of next hop\n") | |
5223 | { | |
5224 | int idx_ip = 3; | |
5225 | afi_t afi; | |
5226 | int idx = 0; | |
5227 | ||
5228 | if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi)) { | |
5229 | if (afi == AFI_IP) | |
5230 | return generic_set_add( | |
5231 | vty, VTY_GET_CONTEXT(route_map_index), | |
5232 | "ipv4 vpn next-hop", argv[idx_ip]->arg); | |
5233 | else | |
5234 | return generic_set_add( | |
5235 | vty, VTY_GET_CONTEXT(route_map_index), | |
5236 | "ipv6 vpn next-hop", argv[idx_ip]->arg); | |
5237 | } | |
5238 | return CMD_SUCCESS; | |
5239 | } | |
5240 | ||
5241 | DEFUN (no_set_vpn_nexthop, | |
5242 | no_set_vpn_nexthop_cmd, | |
5243 | "no set <vpnv4 next-hop A.B.C.D|vpnv6 next-hop X:X::X:X>", | |
5244 | NO_STR | |
5245 | SET_STR | |
5246 | "VPNv4 information\n" | |
5247 | "VPN next-hop address\n" | |
5248 | "IP address of next hop\n" | |
5249 | "VPNv6 information\n" | |
5250 | "VPN next-hop address\n" | |
5251 | "IPv6 address of next hop\n") | |
5252 | { | |
5253 | int idx_ip = 4; | |
5254 | char *arg; | |
5255 | afi_t afi; | |
5256 | int idx = 0; | |
5257 | ||
5258 | if (argc <= idx_ip) | |
5259 | arg = NULL; | |
5260 | else | |
5261 | arg = argv[idx_ip]->arg; | |
5262 | if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi)) { | |
5263 | if (afi == AFI_IP) | |
5264 | return generic_set_delete( | |
5265 | vty, VTY_GET_CONTEXT(route_map_index), | |
5266 | "ipv4 vpn next-hop", arg); | |
5267 | else | |
5268 | return generic_set_delete( | |
5269 | vty, VTY_GET_CONTEXT(route_map_index), | |
5270 | "ipv6 vpn next-hop", argv[idx_ip]->arg); | |
5271 | } | |
5272 | return CMD_SUCCESS; | |
5273 | } | |
5274 | #endif /* KEEP_OLD_VPN_COMMANDS */ | |
5275 | ||
5276 | DEFUN (set_ipx_vpn_nexthop, | |
5277 | set_ipx_vpn_nexthop_cmd, | |
5278 | "set <ipv4|ipv6> vpn next-hop <A.B.C.D|X:X::X:X>", | |
5279 | SET_STR | |
5280 | "IPv4 information\n" | |
5281 | "IPv6 information\n" | |
5282 | "VPN information\n" | |
5283 | "VPN next-hop address\n" | |
5284 | "IP address of next hop\n" | |
5285 | "IPv6 address of next hop\n") | |
5286 | { | |
5287 | int idx_ip = 4; | |
5288 | afi_t afi; | |
5289 | int idx = 0; | |
5290 | ||
5291 | if (argv_find_and_parse_afi(argv, argc, &idx, &afi)) { | |
5292 | if (afi == AFI_IP) | |
5293 | return generic_set_add( | |
5294 | vty, VTY_GET_CONTEXT(route_map_index), | |
5295 | "ipv4 vpn next-hop", argv[idx_ip]->arg); | |
5296 | else | |
5297 | return generic_set_add( | |
5298 | vty, VTY_GET_CONTEXT(route_map_index), | |
5299 | "ipv6 vpn next-hop", argv[idx_ip]->arg); | |
5300 | } | |
5301 | return CMD_SUCCESS; | |
5302 | } | |
5303 | ||
5304 | DEFUN (no_set_ipx_vpn_nexthop, | |
5305 | no_set_ipx_vpn_nexthop_cmd, | |
5306 | "no set <ipv4|ipv6> vpn next-hop [<A.B.C.D|X:X::X:X>]", | |
5307 | NO_STR | |
5308 | SET_STR | |
5309 | "IPv4 information\n" | |
5310 | "IPv6 information\n" | |
5311 | "VPN information\n" | |
5312 | "VPN next-hop address\n" | |
5313 | "IP address of next hop\n" | |
5314 | "IPv6 address of next hop\n") | |
5315 | { | |
5316 | int idx_ip = 5; | |
5317 | char *arg; | |
5318 | afi_t afi; | |
5319 | int idx = 0; | |
5320 | ||
5321 | if (argc <= idx_ip) | |
5322 | arg = NULL; | |
5323 | else | |
5324 | arg = argv[idx_ip]->arg; | |
5325 | if (argv_find_and_parse_afi(argv, argc, &idx, &afi)) { | |
5326 | if (afi == AFI_IP) | |
5327 | return generic_set_delete( | |
5328 | vty, VTY_GET_CONTEXT(route_map_index), | |
5329 | "ipv4 vpn next-hop", arg); | |
5330 | else | |
5331 | return generic_set_delete( | |
5332 | vty, VTY_GET_CONTEXT(route_map_index), | |
5333 | "ipv6 vpn next-hop", arg); | |
5334 | } | |
5335 | return CMD_SUCCESS; | |
5336 | } | |
5337 | ||
5338 | DEFUN (set_originator_id, | |
5339 | set_originator_id_cmd, | |
5340 | "set originator-id A.B.C.D", | |
5341 | SET_STR | |
5342 | "BGP originator ID attribute\n" | |
5343 | "IP address of originator\n") | |
5344 | { | |
5345 | int idx_ipv4 = 2; | |
5346 | return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), | |
5347 | "originator-id", argv[idx_ipv4]->arg); | |
5348 | } | |
5349 | ||
5350 | ||
5351 | DEFUN (no_set_originator_id, | |
5352 | no_set_originator_id_cmd, | |
5353 | "no set originator-id [A.B.C.D]", | |
5354 | NO_STR | |
5355 | SET_STR | |
5356 | "BGP originator ID attribute\n" | |
5357 | "IP address of originator\n") | |
5358 | { | |
5359 | int idx = 0; | |
5360 | char *arg = | |
5361 | argv_find(argv, argc, "A.B.C.D", &idx) ? argv[idx]->arg : NULL; | |
5362 | ||
5363 | return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index), | |
5364 | "originator-id", arg); | |
5365 | } | |
5366 | ||
5367 | ||
5368 | /* Initialization of route map. */ | |
5369 | void bgp_route_map_init(void) | |
5370 | { | |
5371 | route_map_init(); | |
5372 | ||
5373 | route_map_add_hook(bgp_route_map_add); | |
5374 | route_map_delete_hook(bgp_route_map_delete); | |
5375 | route_map_event_hook(bgp_route_map_event); | |
5376 | ||
5377 | route_map_match_interface_hook(generic_match_add); | |
5378 | route_map_no_match_interface_hook(generic_match_delete); | |
5379 | ||
5380 | route_map_match_ip_address_hook(generic_match_add); | |
5381 | route_map_no_match_ip_address_hook(generic_match_delete); | |
5382 | ||
5383 | route_map_match_ip_address_prefix_list_hook(generic_match_add); | |
5384 | route_map_no_match_ip_address_prefix_list_hook(generic_match_delete); | |
5385 | ||
5386 | route_map_match_ip_next_hop_hook(generic_match_add); | |
5387 | route_map_no_match_ip_next_hop_hook(generic_match_delete); | |
5388 | ||
5389 | route_map_match_ip_next_hop_prefix_list_hook(generic_match_add); | |
5390 | route_map_no_match_ip_next_hop_prefix_list_hook(generic_match_delete); | |
5391 | ||
5392 | route_map_match_ip_next_hop_type_hook(generic_match_add); | |
5393 | route_map_no_match_ip_next_hop_type_hook(generic_match_delete); | |
5394 | ||
5395 | route_map_match_ipv6_address_hook(generic_match_add); | |
5396 | route_map_no_match_ipv6_address_hook(generic_match_delete); | |
5397 | ||
5398 | route_map_match_ipv6_address_prefix_list_hook(generic_match_add); | |
5399 | route_map_no_match_ipv6_address_prefix_list_hook(generic_match_delete); | |
5400 | ||
5401 | route_map_match_ipv6_next_hop_type_hook(generic_match_add); | |
5402 | route_map_no_match_ipv6_next_hop_type_hook(generic_match_delete); | |
5403 | ||
5404 | route_map_match_metric_hook(generic_match_add); | |
5405 | route_map_no_match_metric_hook(generic_match_delete); | |
5406 | ||
5407 | route_map_match_tag_hook(generic_match_add); | |
5408 | route_map_no_match_tag_hook(generic_match_delete); | |
5409 | ||
5410 | route_map_set_ip_nexthop_hook(generic_set_add); | |
5411 | route_map_no_set_ip_nexthop_hook(generic_set_delete); | |
5412 | ||
5413 | route_map_set_ipv6_nexthop_local_hook(generic_set_add); | |
5414 | route_map_no_set_ipv6_nexthop_local_hook(generic_set_delete); | |
5415 | ||
5416 | route_map_set_metric_hook(generic_set_add); | |
5417 | route_map_no_set_metric_hook(generic_set_delete); | |
5418 | ||
5419 | route_map_set_tag_hook(generic_set_add); | |
5420 | route_map_no_set_tag_hook(generic_set_delete); | |
5421 | ||
5422 | route_map_install_match(&route_match_peer_cmd); | |
5423 | route_map_install_match(&route_match_local_pref_cmd); | |
5424 | #if defined(HAVE_LUA) | |
5425 | route_map_install_match(&route_match_command_cmd); | |
5426 | #endif | |
5427 | route_map_install_match(&route_match_ip_address_cmd); | |
5428 | route_map_install_match(&route_match_ip_next_hop_cmd); | |
5429 | route_map_install_match(&route_match_ip_route_source_cmd); | |
5430 | route_map_install_match(&route_match_ip_address_prefix_list_cmd); | |
5431 | route_map_install_match(&route_match_ip_next_hop_prefix_list_cmd); | |
5432 | route_map_install_match(&route_match_ip_next_hop_type_cmd); | |
5433 | route_map_install_match(&route_match_ip_route_source_prefix_list_cmd); | |
5434 | route_map_install_match(&route_match_aspath_cmd); | |
5435 | route_map_install_match(&route_match_community_cmd); | |
5436 | route_map_install_match(&route_match_lcommunity_cmd); | |
5437 | route_map_install_match(&route_match_ecommunity_cmd); | |
5438 | route_map_install_match(&route_match_local_pref_cmd); | |
5439 | route_map_install_match(&route_match_metric_cmd); | |
5440 | route_map_install_match(&route_match_origin_cmd); | |
5441 | route_map_install_match(&route_match_probability_cmd); | |
5442 | route_map_install_match(&route_match_interface_cmd); | |
5443 | route_map_install_match(&route_match_tag_cmd); | |
5444 | route_map_install_match(&route_match_mac_address_cmd); | |
5445 | route_map_install_match(&route_match_evpn_vni_cmd); | |
5446 | route_map_install_match(&route_match_evpn_route_type_cmd); | |
5447 | route_map_install_match(&route_match_evpn_rd_cmd); | |
5448 | route_map_install_match(&route_match_evpn_default_route_cmd); | |
5449 | route_map_install_match(&route_match_vrl_source_vrf_cmd); | |
5450 | ||
5451 | route_map_install_set(&route_set_table_id_cmd); | |
5452 | route_map_install_set(&route_set_ip_nexthop_cmd); | |
5453 | route_map_install_set(&route_set_local_pref_cmd); | |
5454 | route_map_install_set(&route_set_weight_cmd); | |
5455 | route_map_install_set(&route_set_label_index_cmd); | |
5456 | route_map_install_set(&route_set_metric_cmd); | |
5457 | route_map_install_set(&route_set_distance_cmd); | |
5458 | route_map_install_set(&route_set_aspath_prepend_cmd); | |
5459 | route_map_install_set(&route_set_aspath_exclude_cmd); | |
5460 | route_map_install_set(&route_set_origin_cmd); | |
5461 | route_map_install_set(&route_set_atomic_aggregate_cmd); | |
5462 | route_map_install_set(&route_set_aggregator_as_cmd); | |
5463 | route_map_install_set(&route_set_community_cmd); | |
5464 | route_map_install_set(&route_set_community_delete_cmd); | |
5465 | route_map_install_set(&route_set_lcommunity_cmd); | |
5466 | route_map_install_set(&route_set_lcommunity_delete_cmd); | |
5467 | route_map_install_set(&route_set_vpnv4_nexthop_cmd); | |
5468 | route_map_install_set(&route_set_vpnv6_nexthop_cmd); | |
5469 | route_map_install_set(&route_set_originator_id_cmd); | |
5470 | route_map_install_set(&route_set_ecommunity_rt_cmd); | |
5471 | route_map_install_set(&route_set_ecommunity_soo_cmd); | |
5472 | route_map_install_set(&route_set_tag_cmd); | |
5473 | route_map_install_set(&route_set_label_index_cmd); | |
5474 | ||
5475 | install_element(RMAP_NODE, &match_peer_cmd); | |
5476 | install_element(RMAP_NODE, &match_peer_local_cmd); | |
5477 | install_element(RMAP_NODE, &no_match_peer_cmd); | |
5478 | install_element(RMAP_NODE, &match_ip_route_source_cmd); | |
5479 | install_element(RMAP_NODE, &no_match_ip_route_source_cmd); | |
5480 | install_element(RMAP_NODE, &match_ip_route_source_prefix_list_cmd); | |
5481 | install_element(RMAP_NODE, &no_match_ip_route_source_prefix_list_cmd); | |
5482 | install_element(RMAP_NODE, &match_mac_address_cmd); | |
5483 | install_element(RMAP_NODE, &no_match_mac_address_cmd); | |
5484 | install_element(RMAP_NODE, &match_evpn_vni_cmd); | |
5485 | install_element(RMAP_NODE, &no_match_evpn_vni_cmd); | |
5486 | install_element(RMAP_NODE, &match_evpn_route_type_cmd); | |
5487 | install_element(RMAP_NODE, &no_match_evpn_route_type_cmd); | |
5488 | install_element(RMAP_NODE, &match_evpn_rd_cmd); | |
5489 | install_element(RMAP_NODE, &no_match_evpn_rd_cmd); | |
5490 | install_element(RMAP_NODE, &match_evpn_default_route_cmd); | |
5491 | install_element(RMAP_NODE, &no_match_evpn_default_route_cmd); | |
5492 | install_element(RMAP_NODE, &match_vrl_source_vrf_cmd); | |
5493 | install_element(RMAP_NODE, &no_match_vrl_source_vrf_cmd); | |
5494 | ||
5495 | install_element(RMAP_NODE, &match_aspath_cmd); | |
5496 | install_element(RMAP_NODE, &no_match_aspath_cmd); | |
5497 | install_element(RMAP_NODE, &match_local_pref_cmd); | |
5498 | install_element(RMAP_NODE, &no_match_local_pref_cmd); | |
5499 | install_element(RMAP_NODE, &match_community_cmd); | |
5500 | install_element(RMAP_NODE, &no_match_community_cmd); | |
5501 | install_element(RMAP_NODE, &match_lcommunity_cmd); | |
5502 | install_element(RMAP_NODE, &no_match_lcommunity_cmd); | |
5503 | install_element(RMAP_NODE, &match_ecommunity_cmd); | |
5504 | install_element(RMAP_NODE, &no_match_ecommunity_cmd); | |
5505 | install_element(RMAP_NODE, &match_origin_cmd); | |
5506 | install_element(RMAP_NODE, &no_match_origin_cmd); | |
5507 | install_element(RMAP_NODE, &match_probability_cmd); | |
5508 | install_element(RMAP_NODE, &no_match_probability_cmd); | |
5509 | ||
5510 | install_element(RMAP_NODE, &no_set_table_id_cmd); | |
5511 | install_element(RMAP_NODE, &set_table_id_cmd); | |
5512 | install_element(RMAP_NODE, &set_ip_nexthop_peer_cmd); | |
5513 | install_element(RMAP_NODE, &set_ip_nexthop_unchanged_cmd); | |
5514 | install_element(RMAP_NODE, &set_local_pref_cmd); | |
5515 | install_element(RMAP_NODE, &set_distance_cmd); | |
5516 | install_element(RMAP_NODE, &no_set_distance_cmd); | |
5517 | install_element(RMAP_NODE, &no_set_local_pref_cmd); | |
5518 | install_element(RMAP_NODE, &set_weight_cmd); | |
5519 | install_element(RMAP_NODE, &set_label_index_cmd); | |
5520 | install_element(RMAP_NODE, &no_set_weight_cmd); | |
5521 | install_element(RMAP_NODE, &no_set_label_index_cmd); | |
5522 | install_element(RMAP_NODE, &set_aspath_prepend_asn_cmd); | |
5523 | install_element(RMAP_NODE, &set_aspath_prepend_lastas_cmd); | |
5524 | install_element(RMAP_NODE, &set_aspath_exclude_cmd); | |
5525 | install_element(RMAP_NODE, &no_set_aspath_prepend_cmd); | |
5526 | install_element(RMAP_NODE, &no_set_aspath_prepend_lastas_cmd); | |
5527 | install_element(RMAP_NODE, &no_set_aspath_exclude_cmd); | |
5528 | install_element(RMAP_NODE, &no_set_aspath_exclude_all_cmd); | |
5529 | install_element(RMAP_NODE, &set_origin_cmd); | |
5530 | install_element(RMAP_NODE, &no_set_origin_cmd); | |
5531 | install_element(RMAP_NODE, &set_atomic_aggregate_cmd); | |
5532 | install_element(RMAP_NODE, &no_set_atomic_aggregate_cmd); | |
5533 | install_element(RMAP_NODE, &set_aggregator_as_cmd); | |
5534 | install_element(RMAP_NODE, &no_set_aggregator_as_cmd); | |
5535 | install_element(RMAP_NODE, &set_community_cmd); | |
5536 | install_element(RMAP_NODE, &set_community_none_cmd); | |
5537 | install_element(RMAP_NODE, &no_set_community_cmd); | |
5538 | install_element(RMAP_NODE, &no_set_community_short_cmd); | |
5539 | install_element(RMAP_NODE, &set_community_delete_cmd); | |
5540 | install_element(RMAP_NODE, &no_set_community_delete_cmd); | |
5541 | install_element(RMAP_NODE, &set_lcommunity_cmd); | |
5542 | install_element(RMAP_NODE, &set_lcommunity_none_cmd); | |
5543 | install_element(RMAP_NODE, &no_set_lcommunity_cmd); | |
5544 | install_element(RMAP_NODE, &no_set_lcommunity1_cmd); | |
5545 | install_element(RMAP_NODE, &no_set_lcommunity1_short_cmd); | |
5546 | install_element(RMAP_NODE, &set_lcommunity_delete_cmd); | |
5547 | install_element(RMAP_NODE, &no_set_lcommunity_delete_cmd); | |
5548 | install_element(RMAP_NODE, &no_set_lcommunity_delete_short_cmd); | |
5549 | install_element(RMAP_NODE, &set_ecommunity_rt_cmd); | |
5550 | install_element(RMAP_NODE, &no_set_ecommunity_rt_cmd); | |
5551 | install_element(RMAP_NODE, &no_set_ecommunity_rt_short_cmd); | |
5552 | install_element(RMAP_NODE, &set_ecommunity_soo_cmd); | |
5553 | install_element(RMAP_NODE, &no_set_ecommunity_soo_cmd); | |
5554 | install_element(RMAP_NODE, &no_set_ecommunity_soo_short_cmd); | |
5555 | #ifdef KEEP_OLD_VPN_COMMANDS | |
5556 | install_element(RMAP_NODE, &set_vpn_nexthop_cmd); | |
5557 | install_element(RMAP_NODE, &no_set_vpn_nexthop_cmd); | |
5558 | #endif /* KEEP_OLD_VPN_COMMANDS */ | |
5559 | install_element(RMAP_NODE, &set_ipx_vpn_nexthop_cmd); | |
5560 | install_element(RMAP_NODE, &no_set_ipx_vpn_nexthop_cmd); | |
5561 | install_element(RMAP_NODE, &set_originator_id_cmd); | |
5562 | install_element(RMAP_NODE, &no_set_originator_id_cmd); | |
5563 | ||
5564 | route_map_install_match(&route_match_ipv6_address_cmd); | |
5565 | route_map_install_match(&route_match_ipv6_next_hop_cmd); | |
5566 | route_map_install_match(&route_match_ipv6_address_prefix_list_cmd); | |
5567 | route_map_install_match(&route_match_ipv6_next_hop_type_cmd); | |
5568 | route_map_install_set(&route_set_ipv6_nexthop_global_cmd); | |
5569 | route_map_install_set(&route_set_ipv6_nexthop_prefer_global_cmd); | |
5570 | route_map_install_set(&route_set_ipv6_nexthop_local_cmd); | |
5571 | route_map_install_set(&route_set_ipv6_nexthop_peer_cmd); | |
5572 | ||
5573 | install_element(RMAP_NODE, &match_ipv6_next_hop_cmd); | |
5574 | install_element(RMAP_NODE, &no_match_ipv6_next_hop_cmd); | |
5575 | install_element(RMAP_NODE, &set_ipv6_nexthop_global_cmd); | |
5576 | install_element(RMAP_NODE, &no_set_ipv6_nexthop_global_cmd); | |
5577 | install_element(RMAP_NODE, &set_ipv6_nexthop_prefer_global_cmd); | |
5578 | install_element(RMAP_NODE, &no_set_ipv6_nexthop_prefer_global_cmd); | |
5579 | install_element(RMAP_NODE, &set_ipv6_nexthop_peer_cmd); | |
5580 | install_element(RMAP_NODE, &no_set_ipv6_nexthop_peer_cmd); | |
5581 | #if defined(HAVE_LUA) | |
5582 | install_element(RMAP_NODE, &match_command_cmd); | |
5583 | install_element(RMAP_NODE, &no_match_command_cmd); | |
5584 | #endif | |
5585 | } | |
5586 | ||
5587 | void bgp_route_map_terminate(void) | |
5588 | { | |
5589 | /* ToDo: Cleanup all the used memory */ | |
5590 | route_map_finish(); | |
5591 | } |