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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
118 o Local extensions
119
120 set ipv6 next-hop global: Done
121 set ipv6 next-hop prefer-global: Done
122 set ipv6 next-hop local : Done
123 set as-path exclude : Done
124
125 */
126
127 /* generic value manipulation to be shared in multiple rules */
128
129 #define RMAP_VALUE_SET 0
130 #define RMAP_VALUE_ADD 1
131 #define RMAP_VALUE_SUB 2
132
133 struct rmap_value {
134 uint8_t action;
135 uint8_t variable;
136 uint32_t value;
137 };
138
139 static int route_value_match(struct rmap_value *rv, uint32_t value)
140 {
141 if (rv->variable == 0 && value == rv->value)
142 return RMAP_MATCH;
143
144 return RMAP_NOMATCH;
145 }
146
147 static uint32_t route_value_adjust(struct rmap_value *rv, uint32_t current,
148 struct peer *peer)
149 {
150 uint32_t value;
151
152 switch (rv->variable) {
153 case 1:
154 value = peer->rtt;
155 break;
156 default:
157 value = rv->value;
158 break;
159 }
160
161 switch (rv->action) {
162 case RMAP_VALUE_ADD:
163 if (current > UINT32_MAX - value)
164 return UINT32_MAX;
165 return current + value;
166 case RMAP_VALUE_SUB:
167 if (current <= value)
168 return 0;
169 return current - value;
170 default:
171 return value;
172 }
173 }
174
175 static void *route_value_compile(const char *arg)
176 {
177 uint8_t action = RMAP_VALUE_SET, var = 0;
178 unsigned long larg = 0;
179 char *endptr = NULL;
180 struct rmap_value *rv;
181
182 if (arg[0] == '+') {
183 action = RMAP_VALUE_ADD;
184 arg++;
185 } else if (arg[0] == '-') {
186 action = RMAP_VALUE_SUB;
187 arg++;
188 }
189
190 if (all_digit(arg)) {
191 errno = 0;
192 larg = strtoul(arg, &endptr, 10);
193 if (*arg == 0 || *endptr != 0 || errno || larg > UINT32_MAX)
194 return NULL;
195 } else {
196 if (strcmp(arg, "rtt") == 0)
197 var = 1;
198 else
199 return NULL;
200 }
201
202 rv = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_value));
203
204 rv->action = action;
205 rv->variable = var;
206 rv->value = larg;
207 return rv;
208 }
209
210 static void route_value_free(void *rule)
211 {
212 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
213 }
214
215 /* generic as path object to be shared in multiple rules */
216
217 static void *route_aspath_compile(const char *arg)
218 {
219 struct aspath *aspath;
220
221 aspath = aspath_str2aspath(arg);
222 if (!aspath)
223 return NULL;
224 return aspath;
225 }
226
227 static void route_aspath_free(void *rule)
228 {
229 struct aspath *aspath = rule;
230 aspath_free(aspath);
231 }
232
233 struct bgp_match_peer_compiled {
234 char *interface;
235 union sockunion su;
236 };
237
238 /* 'match peer (A.B.C.D|X:X::X:X|WORD)' */
239
240 /* Compares the peer specified in the 'match peer' clause with the peer
241 received in bgp_path_info->peer. If it is the same, or if the peer structure
242 received is a peer_group containing it, returns RMAP_MATCH. */
243 static enum route_map_cmd_result_t
244 route_match_peer(void *rule, const struct prefix *prefix,
245 route_map_object_t type, void *object)
246 {
247 struct bgp_match_peer_compiled *pc;
248 union sockunion *su;
249 union sockunion su_def = {
250 .sin = {.sin_family = AF_INET, .sin_addr.s_addr = INADDR_ANY}};
251 struct peer_group *group;
252 struct peer *peer;
253 struct listnode *node, *nnode;
254
255 if (type == RMAP_BGP) {
256 pc = rule;
257 su = &pc->su;
258 peer = ((struct bgp_path_info *)object)->peer;
259
260 if (pc->interface) {
261 if (!peer->conf_if)
262 return RMAP_NOMATCH;
263
264 if (strcmp(peer->conf_if, pc->interface) == 0)
265 return RMAP_MATCH;
266
267 return RMAP_NOMATCH;
268 }
269
270 /* If su='0.0.0.0' (command 'match peer local'), and it's a
271 NETWORK,
272 REDISTRIBUTE or DEFAULT_GENERATED route => return RMAP_MATCH
273 */
274 if (sockunion_same(su, &su_def)) {
275 int ret;
276 if (CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_NETWORK)
277 || CHECK_FLAG(peer->rmap_type,
278 PEER_RMAP_TYPE_REDISTRIBUTE)
279 || CHECK_FLAG(peer->rmap_type,
280 PEER_RMAP_TYPE_DEFAULT))
281 ret = RMAP_MATCH;
282 else
283 ret = RMAP_NOMATCH;
284 return ret;
285 }
286
287 if (!CHECK_FLAG(peer->sflags, PEER_STATUS_GROUP)) {
288 if (sockunion_same(su, &peer->su))
289 return RMAP_MATCH;
290
291 return RMAP_NOMATCH;
292 } else {
293 group = peer->group;
294 for (ALL_LIST_ELEMENTS(group->peer, node, nnode,
295 peer)) {
296 if (sockunion_same(su, &peer->su))
297 return RMAP_MATCH;
298 }
299 return RMAP_NOMATCH;
300 }
301 }
302 return RMAP_NOMATCH;
303 }
304
305 static void *route_match_peer_compile(const char *arg)
306 {
307 struct bgp_match_peer_compiled *pc;
308 int ret;
309
310 pc = XCALLOC(MTYPE_ROUTE_MAP_COMPILED,
311 sizeof(struct bgp_match_peer_compiled));
312
313 ret = str2sockunion(strcmp(arg, "local") ? arg : "0.0.0.0", &pc->su);
314 if (ret < 0) {
315 pc->interface = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
316 return pc;
317 }
318
319 return pc;
320 }
321
322 /* Free route map's compiled `ip address' value. */
323 static void route_match_peer_free(void *rule)
324 {
325 struct bgp_match_peer_compiled *pc = rule;
326
327 XFREE(MTYPE_ROUTE_MAP_COMPILED, pc->interface);
328
329 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
330 }
331
332 /* Route map commands for ip address matching. */
333 struct route_map_rule_cmd route_match_peer_cmd = {"peer", route_match_peer,
334 route_match_peer_compile,
335 route_match_peer_free};
336
337 #if defined(HAVE_LUA)
338 static enum route_map_cmd_result_t
339 route_match_command(void *rule, const struct prefix *prefix,
340 route_map_object_t type, void *object)
341 {
342 int status = RMAP_NOMATCH;
343 u_int32_t locpref = 0;
344 u_int32_t newlocpref = 0;
345 enum lua_rm_status lrm_status;
346 struct bgp_path_info *path = (struct bgp_path_info *)object;
347 lua_State *L = lua_initialize("/etc/frr/lua.scr");
348
349 if (L == NULL)
350 return status;
351
352 /*
353 * Setup the prefix information to pass in
354 */
355 lua_setup_prefix_table(L, prefix);
356
357 zlog_debug("Set up prefix table");
358 /*
359 * Setup the bgp_path_info information
360 */
361 lua_newtable(L);
362 lua_pushinteger(L, path->attr->med);
363 lua_setfield(L, -2, "metric");
364 lua_pushinteger(L, path->attr->nh_ifindex);
365 lua_setfield(L, -2, "ifindex");
366 lua_pushstring(L, path->attr->aspath->str);
367 lua_setfield(L, -2, "aspath");
368 lua_pushinteger(L, path->attr->local_pref);
369 lua_setfield(L, -2, "localpref");
370 zlog_debug("%s %d", path->attr->aspath->str, path->attr->nh_ifindex);
371 lua_setglobal(L, "nexthop");
372
373 zlog_debug("Set up nexthop information");
374 /*
375 * Run the rule
376 */
377 lrm_status = lua_run_rm_rule(L, rule);
378 switch (lrm_status) {
379 case LUA_RM_FAILURE:
380 zlog_debug("RM_FAILURE");
381 break;
382 case LUA_RM_NOMATCH:
383 zlog_debug("RM_NOMATCH");
384 break;
385 case LUA_RM_MATCH_AND_CHANGE:
386 zlog_debug("MATCH AND CHANGE");
387 lua_getglobal(L, "nexthop");
388 path->attr->med = get_integer(L, "metric");
389 /*
390 * This needs to be abstraced with the set function
391 */
392 if (path->attr->flag & ATTR_FLAG_BIT(BGP_ATTR_LOCAL_PREF))
393 locpref = path->attr->local_pref;
394 newlocpref = get_integer(L, "localpref");
395 if (newlocpref != locpref) {
396 path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_LOCAL_PREF);
397 path->attr->local_pref = newlocpref;
398 }
399 status = RMAP_MATCH;
400 break;
401 case LUA_RM_MATCH:
402 zlog_debug("MATCH ONLY");
403 status = RMAP_MATCH;
404 break;
405 }
406 lua_close(L);
407 return status;
408 }
409
410 static void *route_match_command_compile(const char *arg)
411 {
412 char *command;
413
414 command = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
415 return command;
416 }
417
418 static void
419 route_match_command_free(void *rule)
420 {
421 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
422 }
423
424 struct route_map_rule_cmd route_match_command_cmd = {
425 "command",
426 route_match_command,
427 route_match_command_compile,
428 route_match_command_free
429 };
430 #endif
431
432 /* `match ip address IP_ACCESS_LIST' */
433
434 /* Match function should return 1 if match is success else return
435 zero. */
436 static enum route_map_cmd_result_t
437 route_match_ip_address(void *rule, const struct prefix *prefix,
438 route_map_object_t type, void *object)
439 {
440 struct access_list *alist;
441
442 if (type == RMAP_BGP && prefix->family == AF_INET) {
443 alist = access_list_lookup(AFI_IP, (char *)rule);
444 if (alist == NULL)
445 return RMAP_NOMATCH;
446
447 return (access_list_apply(alist, prefix) == FILTER_DENY
448 ? RMAP_NOMATCH
449 : RMAP_MATCH);
450 }
451 return RMAP_NOMATCH;
452 }
453
454 /* Route map `ip address' match statement. `arg' should be
455 access-list name. */
456 static void *route_match_ip_address_compile(const char *arg)
457 {
458 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
459 }
460
461 /* Free route map's compiled `ip address' value. */
462 static void route_match_ip_address_free(void *rule)
463 {
464 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
465 }
466
467 /* Route map commands for ip address matching. */
468 struct route_map_rule_cmd route_match_ip_address_cmd = {
469 "ip address", route_match_ip_address, route_match_ip_address_compile,
470 route_match_ip_address_free};
471
472 /* `match ip next-hop IP_ADDRESS' */
473
474 /* Match function return 1 if match is success else return zero. */
475 static enum route_map_cmd_result_t
476 route_match_ip_next_hop(void *rule, const struct prefix *prefix,
477 route_map_object_t type, void *object)
478 {
479 struct access_list *alist;
480 struct bgp_path_info *path;
481 struct prefix_ipv4 p;
482
483 if (type == RMAP_BGP && prefix->family == AF_INET) {
484 path = object;
485 p.family = AF_INET;
486 p.prefix = path->attr->nexthop;
487 p.prefixlen = IPV4_MAX_BITLEN;
488
489 alist = access_list_lookup(AFI_IP, (char *)rule);
490 if (alist == NULL)
491 return RMAP_NOMATCH;
492
493 return (access_list_apply(alist, &p) == FILTER_DENY
494 ? RMAP_NOMATCH
495 : RMAP_MATCH);
496 }
497 return RMAP_NOMATCH;
498 }
499
500 /* Route map `ip next-hop' match statement. `arg' is
501 access-list name. */
502 static void *route_match_ip_next_hop_compile(const char *arg)
503 {
504 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
505 }
506
507 /* Free route map's compiled `ip address' value. */
508 static void route_match_ip_next_hop_free(void *rule)
509 {
510 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
511 }
512
513 /* Route map commands for ip next-hop matching. */
514 struct route_map_rule_cmd route_match_ip_next_hop_cmd = {
515 "ip next-hop", route_match_ip_next_hop, route_match_ip_next_hop_compile,
516 route_match_ip_next_hop_free};
517
518 /* `match ip route-source ACCESS-LIST' */
519
520 /* Match function return 1 if match is success else return zero. */
521 static enum route_map_cmd_result_t
522 route_match_ip_route_source(void *rule, const struct prefix *pfx,
523 route_map_object_t type, void *object)
524 {
525 struct access_list *alist;
526 struct bgp_path_info *path;
527 struct peer *peer;
528 struct prefix_ipv4 p;
529
530 if (type == RMAP_BGP && pfx->family == AF_INET) {
531 path = object;
532 peer = path->peer;
533
534 if (!peer || sockunion_family(&peer->su) != AF_INET)
535 return RMAP_NOMATCH;
536
537 p.family = AF_INET;
538 p.prefix = peer->su.sin.sin_addr;
539 p.prefixlen = IPV4_MAX_BITLEN;
540
541 alist = access_list_lookup(AFI_IP, (char *)rule);
542 if (alist == NULL)
543 return RMAP_NOMATCH;
544
545 return (access_list_apply(alist, &p) == FILTER_DENY
546 ? RMAP_NOMATCH
547 : RMAP_MATCH);
548 }
549 return RMAP_NOMATCH;
550 }
551
552 /* Route map `ip route-source' match statement. `arg' is
553 access-list name. */
554 static void *route_match_ip_route_source_compile(const char *arg)
555 {
556 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
557 }
558
559 /* Free route map's compiled `ip address' value. */
560 static void route_match_ip_route_source_free(void *rule)
561 {
562 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
563 }
564
565 /* Route map commands for ip route-source matching. */
566 struct route_map_rule_cmd route_match_ip_route_source_cmd = {
567 "ip route-source", route_match_ip_route_source,
568 route_match_ip_route_source_compile, route_match_ip_route_source_free};
569
570 static enum route_map_cmd_result_t
571 route_match_prefix_list_flowspec(afi_t afi, struct prefix_list *plist,
572 const struct prefix *p)
573 {
574 int ret;
575 struct bgp_pbr_entry_main api;
576
577 memset(&api, 0, sizeof(api));
578
579 /* extract match from flowspec entries */
580 ret = bgp_flowspec_match_rules_fill(
581 (uint8_t *)p->u.prefix_flowspec.ptr,
582 p->u.prefix_flowspec.prefixlen, &api);
583 if (ret < 0)
584 return RMAP_NOMATCH;
585 if (api.match_bitmask & PREFIX_DST_PRESENT ||
586 api.match_bitmask_iprule & PREFIX_DST_PRESENT) {
587 if (family2afi((&api.dst_prefix)->family) != afi)
588 return RMAP_NOMATCH;
589 return prefix_list_apply(plist, &api.dst_prefix) == PREFIX_DENY
590 ? RMAP_NOMATCH
591 : RMAP_MATCH;
592 } else if (api.match_bitmask & PREFIX_SRC_PRESENT ||
593 api.match_bitmask_iprule & PREFIX_SRC_PRESENT) {
594 if (family2afi((&api.src_prefix)->family) != afi)
595 return RMAP_NOMATCH;
596 return (prefix_list_apply(plist, &api.src_prefix) == PREFIX_DENY
597 ? RMAP_NOMATCH
598 : RMAP_MATCH);
599 }
600 return RMAP_NOMATCH;
601 }
602
603 static enum route_map_cmd_result_t
604 route_match_address_prefix_list(void *rule, afi_t afi,
605 const struct prefix *prefix,
606 route_map_object_t type, void *object)
607 {
608 struct prefix_list *plist;
609
610 if (type != RMAP_BGP)
611 return RMAP_NOMATCH;
612
613 plist = prefix_list_lookup(afi, (char *)rule);
614 if (plist == NULL)
615 return RMAP_NOMATCH;
616
617 if (prefix->family == AF_FLOWSPEC)
618 return route_match_prefix_list_flowspec(afi, plist,
619 prefix);
620 return (prefix_list_apply(plist, prefix) == PREFIX_DENY ? RMAP_NOMATCH
621 : RMAP_MATCH);
622 }
623
624 static enum route_map_cmd_result_t
625 route_match_ip_address_prefix_list(void *rule, const struct prefix *prefix,
626 route_map_object_t type, void *object)
627 {
628 return route_match_address_prefix_list(rule, AFI_IP, prefix, type,
629 object);
630 }
631
632 static void *route_match_ip_address_prefix_list_compile(const char *arg)
633 {
634 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
635 }
636
637 static void route_match_ip_address_prefix_list_free(void *rule)
638 {
639 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
640 }
641
642 struct route_map_rule_cmd route_match_ip_address_prefix_list_cmd = {
643 "ip address prefix-list", route_match_ip_address_prefix_list,
644 route_match_ip_address_prefix_list_compile,
645 route_match_ip_address_prefix_list_free};
646
647 /* `match ip next-hop prefix-list PREFIX_LIST' */
648
649 static enum route_map_cmd_result_t
650 route_match_ip_next_hop_prefix_list(void *rule, const struct prefix *prefix,
651 route_map_object_t type, void *object)
652 {
653 struct prefix_list *plist;
654 struct bgp_path_info *path;
655 struct prefix_ipv4 p;
656
657 if (type == RMAP_BGP && prefix->family == AF_INET) {
658 path = object;
659 p.family = AF_INET;
660 p.prefix = path->attr->nexthop;
661 p.prefixlen = IPV4_MAX_BITLEN;
662
663 plist = prefix_list_lookup(AFI_IP, (char *)rule);
664 if (plist == NULL)
665 return RMAP_NOMATCH;
666
667 return (prefix_list_apply(plist, &p) == PREFIX_DENY
668 ? RMAP_NOMATCH
669 : RMAP_MATCH);
670 }
671 return RMAP_NOMATCH;
672 }
673
674 static void *route_match_ip_next_hop_prefix_list_compile(const char *arg)
675 {
676 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
677 }
678
679 static void route_match_ip_next_hop_prefix_list_free(void *rule)
680 {
681 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
682 }
683
684 struct route_map_rule_cmd route_match_ip_next_hop_prefix_list_cmd = {
685 "ip next-hop prefix-list", route_match_ip_next_hop_prefix_list,
686 route_match_ip_next_hop_prefix_list_compile,
687 route_match_ip_next_hop_prefix_list_free};
688
689 /* `match ip next-hop type <blackhole>' */
690
691 static enum route_map_cmd_result_t
692 route_match_ip_next_hop_type(void *rule, const struct prefix *prefix,
693 route_map_object_t type, void *object)
694 {
695 struct bgp_path_info *path;
696
697 if (type == RMAP_BGP && prefix->family == AF_INET) {
698 path = (struct bgp_path_info *)object;
699 if (!path || !path->attr)
700 return RMAP_NOMATCH;
701
702 /* If nexthop interface's index can't be resolved and nexthop is
703 set to any address then mark it as type `blackhole`.
704 This logic works for matching kernel/static routes like:
705 `ip route add blackhole 10.0.0.1`. */
706 if (path->attr->nexthop.s_addr == INADDR_ANY
707 && !path->attr->nh_ifindex)
708 return RMAP_MATCH;
709 }
710 return RMAP_NOMATCH;
711 }
712
713 static void *route_match_ip_next_hop_type_compile(const char *arg)
714 {
715 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
716 }
717
718 static void route_match_ip_next_hop_type_free(void *rule)
719 {
720 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
721 }
722
723 static struct route_map_rule_cmd route_match_ip_next_hop_type_cmd = {
724 "ip next-hop type", route_match_ip_next_hop_type,
725 route_match_ip_next_hop_type_compile,
726 route_match_ip_next_hop_type_free};
727
728 /* `match ip route-source prefix-list PREFIX_LIST' */
729
730 static enum route_map_cmd_result_t
731 route_match_ip_route_source_prefix_list(void *rule,
732 const struct prefix *prefix,
733 route_map_object_t type, void *object)
734 {
735 struct prefix_list *plist;
736 struct bgp_path_info *path;
737 struct peer *peer;
738 struct prefix_ipv4 p;
739
740 if (type == RMAP_BGP && prefix->family == AF_INET) {
741 path = object;
742 peer = path->peer;
743
744 if (!peer || sockunion_family(&peer->su) != AF_INET)
745 return RMAP_NOMATCH;
746
747 p.family = AF_INET;
748 p.prefix = peer->su.sin.sin_addr;
749 p.prefixlen = IPV4_MAX_BITLEN;
750
751 plist = prefix_list_lookup(AFI_IP, (char *)rule);
752 if (plist == NULL)
753 return RMAP_NOMATCH;
754
755 return (prefix_list_apply(plist, &p) == PREFIX_DENY
756 ? RMAP_NOMATCH
757 : RMAP_MATCH);
758 }
759 return RMAP_NOMATCH;
760 }
761
762 static void *route_match_ip_route_source_prefix_list_compile(const char *arg)
763 {
764 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
765 }
766
767 static void route_match_ip_route_source_prefix_list_free(void *rule)
768 {
769 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
770 }
771
772 struct route_map_rule_cmd route_match_ip_route_source_prefix_list_cmd = {
773 "ip route-source prefix-list", route_match_ip_route_source_prefix_list,
774 route_match_ip_route_source_prefix_list_compile,
775 route_match_ip_route_source_prefix_list_free};
776
777 /* `match evpn default-route' */
778
779 /* Match function should return 1 if match is success else 0 */
780 static enum route_map_cmd_result_t
781 route_match_evpn_default_route(void *rule, const struct prefix *p,
782 route_map_object_t type, void *object)
783 {
784 if (type == RMAP_BGP && is_evpn_prefix_default(p))
785 return RMAP_MATCH;
786
787 return RMAP_NOMATCH;
788 }
789
790 /* Route map commands for default-route matching. */
791 struct route_map_rule_cmd route_match_evpn_default_route_cmd = {
792 "evpn default-route", route_match_evpn_default_route, NULL, NULL};
793
794 /* `match mac address MAC_ACCESS_LIST' */
795
796 /* Match function should return 1 if match is success else return
797 zero. */
798 static enum route_map_cmd_result_t
799 route_match_mac_address(void *rule, const struct prefix *prefix,
800 route_map_object_t type, void *object)
801 {
802 struct access_list *alist;
803 struct prefix p;
804
805 if (type == RMAP_BGP) {
806 alist = access_list_lookup(AFI_L2VPN, (char *)rule);
807 if (alist == NULL)
808 return RMAP_NOMATCH;
809
810 if (prefix->u.prefix_evpn.route_type != BGP_EVPN_MAC_IP_ROUTE)
811 return RMAP_NOMATCH;
812
813 p.family = AF_ETHERNET;
814 p.prefixlen = ETH_ALEN * 8;
815 p.u.prefix_eth = prefix->u.prefix_evpn.macip_addr.mac;
816
817 return (access_list_apply(alist, &p) == FILTER_DENY
818 ? RMAP_NOMATCH
819 : RMAP_MATCH);
820 }
821
822 return RMAP_NOMATCH;
823 }
824
825 /* Route map `mac address' match statement. `arg' should be
826 access-list name. */
827 static void *route_match_mac_address_compile(const char *arg)
828 {
829 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
830 }
831
832 /* Free route map's compiled `ip address' value. */
833 static void route_match_mac_address_free(void *rule)
834 {
835 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
836 }
837
838 /* Route map commands for mac address matching. */
839 struct route_map_rule_cmd route_match_mac_address_cmd = {
840 "mac address", route_match_mac_address, route_match_mac_address_compile,
841 route_match_mac_address_free};
842
843 /*
844 * Match function returns:
845 * ...RMAP_MATCH if match is found.
846 * ...RMAP_NOMATCH if match is not found.
847 * ...RMAP_NOOP to ignore this match check.
848 */
849 static enum route_map_cmd_result_t
850 route_match_vni(void *rule, const struct prefix *prefix,
851 route_map_object_t type, void *object)
852 {
853 vni_t vni = 0;
854 unsigned int label_cnt = 0;
855 struct bgp_path_info *path = NULL;
856 struct prefix_evpn *evp = (struct prefix_evpn *) prefix;
857
858 if (type == RMAP_BGP) {
859 vni = *((vni_t *)rule);
860 path = (struct bgp_path_info *)object;
861
862 /*
863 * This rmap filter is valid for vxlan tunnel type only.
864 * For any other tunnel type, return noop to ignore
865 * this check.
866 */
867 if (path->attr && path->attr->encap_tunneltype !=
868 BGP_ENCAP_TYPE_VXLAN)
869 return RMAP_NOOP;
870
871 /*
872 * Apply filter to type 1, 2, 5 routes only.
873 * Other route types do not have vni label.
874 */
875 if (evp && (evp->prefix.route_type != BGP_EVPN_AD_ROUTE &&
876 evp->prefix.route_type != BGP_EVPN_MAC_IP_ROUTE &&
877 evp->prefix.route_type != BGP_EVPN_IP_PREFIX_ROUTE))
878 return RMAP_NOOP;
879
880 if (path->extra == NULL)
881 return RMAP_NOMATCH;
882
883 for ( ; label_cnt < BGP_MAX_LABELS &&
884 label_cnt < path->extra->num_labels; label_cnt++) {
885 if (vni == label2vni(&path->extra->label[label_cnt]))
886 return RMAP_MATCH;
887 }
888 }
889
890 return RMAP_NOMATCH;
891 }
892
893 /* Route map `vni' match statement. */
894 static void *route_match_vni_compile(const char *arg)
895 {
896 vni_t *vni = NULL;
897 char *end = NULL;
898
899 vni = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(vni_t));
900
901 *vni = strtoul(arg, &end, 10);
902 if (*end != '\0') {
903 XFREE(MTYPE_ROUTE_MAP_COMPILED, vni);
904 return NULL;
905 }
906
907 return vni;
908 }
909
910 /* Free route map's compiled `vni' value. */
911 static void route_match_vni_free(void *rule)
912 {
913 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
914 }
915
916 /* Route map commands for vni matching. */
917 struct route_map_rule_cmd route_match_evpn_vni_cmd = {
918 "evpn vni", route_match_vni, route_match_vni_compile,
919 route_match_vni_free};
920
921 /* `match evpn route-type' */
922
923 /* Match function should return 1 if match is success else return
924 zero. */
925 static enum route_map_cmd_result_t
926 route_match_evpn_route_type(void *rule, const struct prefix *pfx,
927 route_map_object_t type, void *object)
928 {
929 uint8_t route_type = 0;
930
931 if (type == RMAP_BGP) {
932 route_type = *((uint8_t *)rule);
933
934 if (route_type == pfx->u.prefix_evpn.route_type)
935 return RMAP_MATCH;
936 }
937
938 return RMAP_NOMATCH;
939 }
940
941 /* Route map `route-type' match statement. */
942 static void *route_match_evpn_route_type_compile(const char *arg)
943 {
944 uint8_t *route_type = NULL;
945
946 route_type = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(uint8_t));
947
948 if (strncmp(arg, "ma", 2) == 0)
949 *route_type = BGP_EVPN_MAC_IP_ROUTE;
950 else if (strncmp(arg, "mu", 2) == 0)
951 *route_type = BGP_EVPN_IMET_ROUTE;
952 else
953 *route_type = BGP_EVPN_IP_PREFIX_ROUTE;
954
955 return route_type;
956 }
957
958 /* Free route map's compiled `route-type' value. */
959 static void route_match_evpn_route_type_free(void *rule)
960 {
961 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
962 }
963
964 /* Route map commands for evpn route-type matching. */
965 struct route_map_rule_cmd route_match_evpn_route_type_cmd = {
966 "evpn route-type", route_match_evpn_route_type,
967 route_match_evpn_route_type_compile, route_match_evpn_route_type_free};
968
969 /* Route map commands for VRF route leak with source vrf matching */
970 static enum route_map_cmd_result_t
971 route_match_vrl_source_vrf(void *rule, const struct prefix *prefix,
972 route_map_object_t type, void *object)
973 {
974 struct bgp_path_info *path;
975 char *vrf_name;
976
977 if (type == RMAP_BGP) {
978 vrf_name = rule;
979 path = (struct bgp_path_info *)object;
980
981 if (strncmp(vrf_name, "n/a", VRF_NAMSIZ) == 0)
982 return RMAP_NOMATCH;
983
984 if (path->extra == NULL)
985 return RMAP_NOMATCH;
986
987 if (strncmp(vrf_name, vrf_id_to_name(
988 path->extra->bgp_orig->vrf_id), VRF_NAMSIZ)
989 == 0)
990 return RMAP_MATCH;
991 }
992
993 return RMAP_NOMATCH;
994 }
995
996 static void *route_match_vrl_source_vrf_compile(const char *arg)
997 {
998 uint8_t *vrf_name = NULL;
999
1000 vrf_name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
1001
1002 return vrf_name;
1003 }
1004
1005 /* Free route map's compiled `route-type' value. */
1006 static void route_match_vrl_source_vrf_free(void *rule)
1007 {
1008 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
1009 }
1010
1011 struct route_map_rule_cmd route_match_vrl_source_vrf_cmd = {
1012 "source-vrf", route_match_vrl_source_vrf,
1013 route_match_vrl_source_vrf_compile,
1014 route_match_vrl_source_vrf_free};
1015
1016 /* `match local-preference LOCAL-PREF' */
1017
1018 /* Match function return 1 if match is success else return zero. */
1019 static enum route_map_cmd_result_t
1020 route_match_local_pref(void *rule, const struct prefix *prefix,
1021 route_map_object_t type, void *object)
1022 {
1023 uint32_t *local_pref;
1024 struct bgp_path_info *path;
1025
1026 if (type == RMAP_BGP) {
1027 local_pref = rule;
1028 path = object;
1029
1030 if (path->attr->local_pref == *local_pref)
1031 return RMAP_MATCH;
1032 else
1033 return RMAP_NOMATCH;
1034 }
1035 return RMAP_NOMATCH;
1036 }
1037
1038 /* Route map `match local-preference' match statement.
1039 `arg' is local-pref value */
1040 static void *route_match_local_pref_compile(const char *arg)
1041 {
1042 uint32_t *local_pref;
1043 char *endptr = NULL;
1044 unsigned long tmpval;
1045
1046 /* Locpref value shoud be integer. */
1047 if (!all_digit(arg))
1048 return NULL;
1049
1050 errno = 0;
1051 tmpval = strtoul(arg, &endptr, 10);
1052 if (*endptr != '\0' || errno || tmpval > UINT32_MAX)
1053 return NULL;
1054
1055 local_pref = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(uint32_t));
1056
1057 *local_pref = tmpval;
1058 return local_pref;
1059 }
1060
1061 /* Free route map's compiled `match local-preference' value. */
1062 static void route_match_local_pref_free(void *rule)
1063 {
1064 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
1065 }
1066
1067 /* Route map commands for metric matching. */
1068 struct route_map_rule_cmd route_match_local_pref_cmd = {
1069 "local-preference", route_match_local_pref,
1070 route_match_local_pref_compile, route_match_local_pref_free};
1071
1072 /* `match metric METRIC' */
1073
1074 /* Match function return 1 if match is success else return zero. */
1075 static enum route_map_cmd_result_t
1076 route_match_metric(void *rule, const struct prefix *prefix,
1077 route_map_object_t type, void *object)
1078 {
1079 struct rmap_value *rv;
1080 struct bgp_path_info *path;
1081
1082 if (type == RMAP_BGP) {
1083 rv = rule;
1084 path = object;
1085 return route_value_match(rv, path->attr->med);
1086 }
1087 return RMAP_NOMATCH;
1088 }
1089
1090 /* Route map commands for metric matching. */
1091 struct route_map_rule_cmd route_match_metric_cmd = {
1092 "metric", route_match_metric, route_value_compile, route_value_free,
1093 };
1094
1095 /* `match as-path ASPATH' */
1096
1097 /* Match function for as-path match. I assume given object is */
1098 static enum route_map_cmd_result_t
1099 route_match_aspath(void *rule, const struct prefix *prefix,
1100 route_map_object_t type, void *object)
1101 {
1102
1103 struct as_list *as_list;
1104 struct bgp_path_info *path;
1105
1106 if (type == RMAP_BGP) {
1107 as_list = as_list_lookup((char *)rule);
1108 if (as_list == NULL)
1109 return RMAP_NOMATCH;
1110
1111 path = object;
1112
1113 /* Perform match. */
1114 return ((as_list_apply(as_list, path->attr->aspath)
1115 == AS_FILTER_DENY)
1116 ? RMAP_NOMATCH
1117 : RMAP_MATCH);
1118 }
1119 return RMAP_NOMATCH;
1120 }
1121
1122 /* Compile function for as-path match. */
1123 static void *route_match_aspath_compile(const char *arg)
1124 {
1125 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
1126 }
1127
1128 /* Compile function for as-path match. */
1129 static void route_match_aspath_free(void *rule)
1130 {
1131 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
1132 }
1133
1134 /* Route map commands for aspath matching. */
1135 struct route_map_rule_cmd route_match_aspath_cmd = {
1136 "as-path", route_match_aspath, route_match_aspath_compile,
1137 route_match_aspath_free};
1138
1139 /* `match community COMMUNIY' */
1140 struct rmap_community {
1141 char *name;
1142 uint32_t name_hash;
1143 int exact;
1144 };
1145
1146 /* Match function for community match. */
1147 static enum route_map_cmd_result_t
1148 route_match_community(void *rule, const struct prefix *prefix,
1149 route_map_object_t type, void *object)
1150 {
1151 struct community_list *list;
1152 struct bgp_path_info *path;
1153 struct rmap_community *rcom = rule;
1154
1155 if (type == RMAP_BGP) {
1156 path = object;
1157 rcom = rule;
1158
1159 list = community_list_lookup(bgp_clist, rcom->name,
1160 rcom->name_hash,
1161 COMMUNITY_LIST_MASTER);
1162 if (!list)
1163 return RMAP_NOMATCH;
1164
1165 if (rcom->exact) {
1166 if (community_list_exact_match(path->attr->community,
1167 list))
1168 return RMAP_MATCH;
1169 } else {
1170 if (community_list_match(path->attr->community, list))
1171 return RMAP_MATCH;
1172 }
1173 }
1174 return RMAP_NOMATCH;
1175 }
1176
1177 /* Compile function for community match. */
1178 static void *route_match_community_compile(const char *arg)
1179 {
1180 struct rmap_community *rcom;
1181 int len;
1182 char *p;
1183
1184 rcom = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_community));
1185
1186 p = strchr(arg, ' ');
1187 if (p) {
1188 len = p - arg;
1189 rcom->name = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, len + 1);
1190 memcpy(rcom->name, arg, len);
1191 rcom->exact = 1;
1192 } else {
1193 rcom->name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
1194 rcom->exact = 0;
1195 }
1196
1197 rcom->name_hash = bgp_clist_hash_key(rcom->name);
1198 return rcom;
1199 }
1200
1201 /* Compile function for community match. */
1202 static void route_match_community_free(void *rule)
1203 {
1204 struct rmap_community *rcom = rule;
1205
1206 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom->name);
1207 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom);
1208 }
1209
1210 /* Route map commands for community matching. */
1211 struct route_map_rule_cmd route_match_community_cmd = {
1212 "community", route_match_community, route_match_community_compile,
1213 route_match_community_free};
1214
1215 /* Match function for lcommunity match. */
1216 static enum route_map_cmd_result_t
1217 route_match_lcommunity(void *rule, const struct prefix *prefix,
1218 route_map_object_t type, void *object)
1219 {
1220 struct community_list *list;
1221 struct bgp_path_info *path;
1222 struct rmap_community *rcom = rule;
1223
1224 if (type == RMAP_BGP) {
1225 path = object;
1226
1227 list = community_list_lookup(bgp_clist, rcom->name,
1228 rcom->name_hash,
1229 LARGE_COMMUNITY_LIST_MASTER);
1230 if (!list)
1231 return RMAP_NOMATCH;
1232
1233 if (rcom->exact) {
1234 if (lcommunity_list_exact_match(
1235 path->attr->lcommunity,
1236 list))
1237 return RMAP_MATCH;
1238 } else {
1239 if (lcommunity_list_match(
1240 path->attr->lcommunity,
1241 list))
1242 return RMAP_MATCH;
1243 }
1244 }
1245 return RMAP_NOMATCH;
1246 }
1247
1248 /* Compile function for community match. */
1249 static void *route_match_lcommunity_compile(const char *arg)
1250 {
1251 struct rmap_community *rcom;
1252 int len;
1253 char *p;
1254
1255 rcom = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_community));
1256
1257 p = strchr(arg, ' ');
1258 if (p) {
1259 len = p - arg;
1260 rcom->name = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, len + 1);
1261 memcpy(rcom->name, arg, len);
1262 rcom->exact = 1;
1263 } else {
1264 rcom->name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
1265 rcom->exact = 0;
1266 }
1267
1268 rcom->name_hash = bgp_clist_hash_key(rcom->name);
1269 return rcom;
1270 }
1271
1272 /* Compile function for community match. */
1273 static void route_match_lcommunity_free(void *rule)
1274 {
1275 struct rmap_community *rcom = rule;
1276
1277 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom->name);
1278 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom);
1279 }
1280
1281 /* Route map commands for community matching. */
1282 struct route_map_rule_cmd route_match_lcommunity_cmd = {
1283 "large-community", route_match_lcommunity,
1284 route_match_lcommunity_compile, route_match_lcommunity_free};
1285
1286
1287 /* Match function for extcommunity match. */
1288 static enum route_map_cmd_result_t
1289 route_match_ecommunity(void *rule, const struct prefix *prefix,
1290 route_map_object_t type, void *object)
1291 {
1292 struct community_list *list;
1293 struct bgp_path_info *path;
1294 struct rmap_community *rcom = rule;
1295
1296 if (type == RMAP_BGP) {
1297 path = object;
1298
1299 list = community_list_lookup(bgp_clist, rcom->name,
1300 rcom->name_hash,
1301 EXTCOMMUNITY_LIST_MASTER);
1302 if (!list)
1303 return RMAP_NOMATCH;
1304
1305 if (ecommunity_list_match(path->attr->ecommunity, list))
1306 return RMAP_MATCH;
1307 }
1308 return RMAP_NOMATCH;
1309 }
1310
1311 /* Compile function for extcommunity match. */
1312 static void *route_match_ecommunity_compile(const char *arg)
1313 {
1314 struct rmap_community *rcom;
1315
1316 rcom = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_community));
1317 rcom->name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
1318 rcom->name_hash = bgp_clist_hash_key(rcom->name);
1319
1320 return rcom;
1321 }
1322
1323 /* Compile function for extcommunity match. */
1324 static void route_match_ecommunity_free(void *rule)
1325 {
1326 struct rmap_community *rcom = rule;
1327
1328 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom->name);
1329 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom);
1330 }
1331
1332 /* Route map commands for community matching. */
1333 struct route_map_rule_cmd route_match_ecommunity_cmd = {
1334 "extcommunity", route_match_ecommunity, route_match_ecommunity_compile,
1335 route_match_ecommunity_free};
1336
1337 /* `match nlri` and `set nlri` are replaced by `address-family ipv4`
1338 and `address-family vpnv4'. */
1339
1340 /* `match origin' */
1341 static enum route_map_cmd_result_t
1342 route_match_origin(void *rule, const struct prefix *prefix,
1343 route_map_object_t type, void *object)
1344 {
1345 uint8_t *origin;
1346 struct bgp_path_info *path;
1347
1348 if (type == RMAP_BGP) {
1349 origin = rule;
1350 path = object;
1351
1352 if (path->attr->origin == *origin)
1353 return RMAP_MATCH;
1354 }
1355
1356 return RMAP_NOMATCH;
1357 }
1358
1359 static void *route_match_origin_compile(const char *arg)
1360 {
1361 uint8_t *origin;
1362
1363 origin = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(uint8_t));
1364
1365 if (strcmp(arg, "igp") == 0)
1366 *origin = 0;
1367 else if (strcmp(arg, "egp") == 0)
1368 *origin = 1;
1369 else
1370 *origin = 2;
1371
1372 return origin;
1373 }
1374
1375 /* Free route map's compiled `ip address' value. */
1376 static void route_match_origin_free(void *rule)
1377 {
1378 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
1379 }
1380
1381 /* Route map commands for origin matching. */
1382 struct route_map_rule_cmd route_match_origin_cmd = {
1383 "origin", route_match_origin, route_match_origin_compile,
1384 route_match_origin_free};
1385
1386 /* match probability { */
1387
1388 static enum route_map_cmd_result_t
1389 route_match_probability(void *rule, const struct prefix *prefix,
1390 route_map_object_t type, void *object)
1391 {
1392 long r = random();
1393
1394 switch (*(long *)rule) {
1395 case 0:
1396 break;
1397 case RAND_MAX:
1398 return RMAP_MATCH;
1399 default:
1400 if (r < *(long *)rule) {
1401 return RMAP_MATCH;
1402 }
1403 }
1404
1405 return RMAP_NOMATCH;
1406 }
1407
1408 static void *route_match_probability_compile(const char *arg)
1409 {
1410 long *lobule;
1411 unsigned perc;
1412
1413 perc = atoi(arg);
1414 lobule = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(long));
1415
1416 switch (perc) {
1417 case 0:
1418 *lobule = 0;
1419 break;
1420 case 100:
1421 *lobule = RAND_MAX;
1422 break;
1423 default:
1424 *lobule = RAND_MAX / 100 * perc;
1425 }
1426
1427 return lobule;
1428 }
1429
1430 static void route_match_probability_free(void *rule)
1431 {
1432 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
1433 }
1434
1435 struct route_map_rule_cmd route_match_probability_cmd = {
1436 "probability", route_match_probability, route_match_probability_compile,
1437 route_match_probability_free};
1438
1439 /* `match interface IFNAME' */
1440 /* Match function should return 1 if match is success else return
1441 zero. */
1442 static enum route_map_cmd_result_t
1443 route_match_interface(void *rule, const struct prefix *prefix,
1444 route_map_object_t type, void *object)
1445 {
1446 struct interface *ifp;
1447 struct bgp_path_info *path;
1448
1449 if (type == RMAP_BGP) {
1450 path = object;
1451
1452 if (!path || !path->attr)
1453 return RMAP_NOMATCH;
1454
1455 ifp = if_lookup_by_name_all_vrf((char *)rule);
1456
1457 if (ifp == NULL || ifp->ifindex != path->attr->nh_ifindex)
1458 return RMAP_NOMATCH;
1459
1460 return RMAP_MATCH;
1461 }
1462 return RMAP_NOMATCH;
1463 }
1464
1465 /* Route map `interface' match statement. `arg' should be
1466 interface name. */
1467 static void *route_match_interface_compile(const char *arg)
1468 {
1469 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
1470 }
1471
1472 /* Free route map's compiled `interface' value. */
1473 static void route_match_interface_free(void *rule)
1474 {
1475 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
1476 }
1477
1478 /* Route map commands for ip address matching. */
1479 struct route_map_rule_cmd route_match_interface_cmd = {
1480 "interface", route_match_interface, route_match_interface_compile,
1481 route_match_interface_free};
1482
1483 /* } */
1484
1485 /* `set ip next-hop IP_ADDRESS' */
1486
1487 /* Match function return 1 if match is success else return zero. */
1488 static enum route_map_cmd_result_t
1489 route_match_tag(void *rule, const struct prefix *prefix,
1490 route_map_object_t type, void *object)
1491 {
1492 route_tag_t *tag;
1493 struct bgp_path_info *path;
1494
1495 if (type == RMAP_BGP) {
1496 tag = rule;
1497 path = object;
1498
1499 return ((path->attr->tag == *tag) ? RMAP_MATCH : RMAP_NOMATCH);
1500 }
1501
1502 return RMAP_NOMATCH;
1503 }
1504
1505
1506 /* Route map commands for tag matching. */
1507 static struct route_map_rule_cmd route_match_tag_cmd = {
1508 "tag", route_match_tag, route_map_rule_tag_compile,
1509 route_map_rule_tag_free,
1510 };
1511
1512
1513 /* Set nexthop to object. ojbect must be pointer to struct attr. */
1514 struct rmap_ip_nexthop_set {
1515 struct in_addr *address;
1516 int peer_address;
1517 int unchanged;
1518 };
1519
1520 static enum route_map_cmd_result_t
1521 route_set_ip_nexthop(void *rule, const struct prefix *prefix,
1522 route_map_object_t type, void *object)
1523 {
1524 struct rmap_ip_nexthop_set *rins = rule;
1525 struct bgp_path_info *path;
1526 struct peer *peer;
1527
1528 if (type != RMAP_BGP)
1529 return RMAP_OKAY;
1530
1531 if (prefix->family == AF_INET6)
1532 return RMAP_OKAY;
1533
1534 path = object;
1535 peer = path->peer;
1536
1537 if (rins->unchanged) {
1538 SET_FLAG(path->attr->rmap_change_flags,
1539 BATTR_RMAP_NEXTHOP_UNCHANGED);
1540 } else if (rins->peer_address) {
1541 if ((CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IN)
1542 || CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IMPORT))
1543 && peer->su_remote
1544 && sockunion_family(peer->su_remote) == AF_INET) {
1545 path->attr->nexthop.s_addr =
1546 sockunion2ip(peer->su_remote);
1547 path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_NEXT_HOP);
1548 } else if (CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_OUT)) {
1549 /* The next hop value will be set as part of
1550 * packet rewrite. Set the flags here to indicate
1551 * that rewrite needs to be done.
1552 * Also, clear the value.
1553 */
1554 SET_FLAG(path->attr->rmap_change_flags,
1555 BATTR_RMAP_NEXTHOP_PEER_ADDRESS);
1556 path->attr->nexthop.s_addr = 0;
1557 }
1558 } else {
1559 /* Set next hop value. */
1560 path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_NEXT_HOP);
1561 path->attr->nexthop = *rins->address;
1562 SET_FLAG(path->attr->rmap_change_flags,
1563 BATTR_RMAP_IPV4_NHOP_CHANGED);
1564 /* case for MP-BGP : MPLS VPN */
1565 path->attr->mp_nexthop_global_in = *rins->address;
1566 path->attr->mp_nexthop_len = sizeof(*rins->address);
1567 }
1568
1569 return RMAP_OKAY;
1570 }
1571
1572 /* Route map `ip nexthop' compile function. Given string is converted
1573 to struct in_addr structure. */
1574 static void *route_set_ip_nexthop_compile(const char *arg)
1575 {
1576 struct rmap_ip_nexthop_set *rins;
1577 struct in_addr *address = NULL;
1578 int peer_address = 0;
1579 int unchanged = 0;
1580 int ret;
1581
1582 if (strcmp(arg, "peer-address") == 0)
1583 peer_address = 1;
1584 else if (strcmp(arg, "unchanged") == 0)
1585 unchanged = 1;
1586 else {
1587 address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED,
1588 sizeof(struct in_addr));
1589 ret = inet_aton(arg, address);
1590
1591 if (ret == 0) {
1592 XFREE(MTYPE_ROUTE_MAP_COMPILED, address);
1593 return NULL;
1594 }
1595 }
1596
1597 rins = XCALLOC(MTYPE_ROUTE_MAP_COMPILED,
1598 sizeof(struct rmap_ip_nexthop_set));
1599
1600 rins->address = address;
1601 rins->peer_address = peer_address;
1602 rins->unchanged = unchanged;
1603
1604 return rins;
1605 }
1606
1607 /* Free route map's compiled `ip nexthop' value. */
1608 static void route_set_ip_nexthop_free(void *rule)
1609 {
1610 struct rmap_ip_nexthop_set *rins = rule;
1611
1612 XFREE(MTYPE_ROUTE_MAP_COMPILED, rins->address);
1613
1614 XFREE(MTYPE_ROUTE_MAP_COMPILED, rins);
1615 }
1616
1617 /* Route map commands for ip nexthop set. */
1618 struct route_map_rule_cmd route_set_ip_nexthop_cmd = {
1619 "ip next-hop", route_set_ip_nexthop, route_set_ip_nexthop_compile,
1620 route_set_ip_nexthop_free};
1621
1622 /* `set local-preference LOCAL_PREF' */
1623
1624 /* Set local preference. */
1625 static enum route_map_cmd_result_t
1626 route_set_local_pref(void *rule, const struct prefix *prefix,
1627 route_map_object_t type, void *object)
1628 {
1629 struct rmap_value *rv;
1630 struct bgp_path_info *path;
1631 uint32_t locpref = 0;
1632
1633 if (type == RMAP_BGP) {
1634 /* Fetch routemap's rule information. */
1635 rv = rule;
1636 path = object;
1637
1638 /* Set local preference value. */
1639 if (path->attr->flag & ATTR_FLAG_BIT(BGP_ATTR_LOCAL_PREF))
1640 locpref = path->attr->local_pref;
1641
1642 path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_LOCAL_PREF);
1643 path->attr->local_pref =
1644 route_value_adjust(rv, locpref, path->peer);
1645 }
1646
1647 return RMAP_OKAY;
1648 }
1649
1650 /* Set local preference rule structure. */
1651 struct route_map_rule_cmd route_set_local_pref_cmd = {
1652 "local-preference", route_set_local_pref, route_value_compile,
1653 route_value_free,
1654 };
1655
1656 /* `set weight WEIGHT' */
1657
1658 /* Set weight. */
1659 static enum route_map_cmd_result_t
1660 route_set_weight(void *rule, const struct prefix *prefix,
1661 route_map_object_t type, void *object)
1662 {
1663 struct rmap_value *rv;
1664 struct bgp_path_info *path;
1665
1666 if (type == RMAP_BGP) {
1667 /* Fetch routemap's rule information. */
1668 rv = rule;
1669 path = object;
1670
1671 /* Set weight value. */
1672 path->attr->weight = route_value_adjust(rv, 0, path->peer);
1673 }
1674
1675 return RMAP_OKAY;
1676 }
1677
1678 /* Set local preference rule structure. */
1679 struct route_map_rule_cmd route_set_weight_cmd = {
1680 "weight", route_set_weight, route_value_compile, route_value_free,
1681 };
1682
1683 /* `set metric METRIC' */
1684
1685 /* Set metric to attribute. */
1686 static enum route_map_cmd_result_t
1687 route_set_metric(void *rule, const struct prefix *prefix,
1688 route_map_object_t type, void *object)
1689 {
1690 struct rmap_value *rv;
1691 struct bgp_path_info *path;
1692 uint32_t med = 0;
1693
1694 if (type == RMAP_BGP) {
1695 /* Fetch routemap's rule information. */
1696 rv = rule;
1697 path = object;
1698
1699 if (path->attr->flag & ATTR_FLAG_BIT(BGP_ATTR_MULTI_EXIT_DISC))
1700 med = path->attr->med;
1701
1702 path->attr->med = route_value_adjust(rv, med, path->peer);
1703 path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_MULTI_EXIT_DISC);
1704 }
1705 return RMAP_OKAY;
1706 }
1707
1708 /* Set metric rule structure. */
1709 struct route_map_rule_cmd route_set_metric_cmd = {
1710 "metric", route_set_metric, route_value_compile, route_value_free,
1711 };
1712
1713 /* `set as-path prepend ASPATH' */
1714
1715 /* For AS path prepend mechanism. */
1716 static enum route_map_cmd_result_t
1717 route_set_aspath_prepend(void *rule, const struct prefix *prefix,
1718 route_map_object_t type, void *object)
1719 {
1720 struct aspath *aspath;
1721 struct aspath *new;
1722 struct bgp_path_info *path;
1723
1724 if (type == RMAP_BGP) {
1725 path = object;
1726
1727 if (path->attr->aspath->refcnt)
1728 new = aspath_dup(path->attr->aspath);
1729 else
1730 new = path->attr->aspath;
1731
1732 if ((uintptr_t)rule > 10) {
1733 aspath = rule;
1734 aspath_prepend(aspath, new);
1735 } else {
1736 as_t as = aspath_leftmost(new);
1737 if (!as)
1738 as = path->peer->as;
1739 new = aspath_add_seq_n(new, as, (uintptr_t)rule);
1740 }
1741
1742 path->attr->aspath = new;
1743 }
1744
1745 return RMAP_OKAY;
1746 }
1747
1748 static void *route_set_aspath_prepend_compile(const char *arg)
1749 {
1750 unsigned int num;
1751
1752 if (sscanf(arg, "last-as %u", &num) == 1 && num > 0 && num <= 10)
1753 return (void *)(uintptr_t)num;
1754
1755 return route_aspath_compile(arg);
1756 }
1757
1758 static void route_set_aspath_prepend_free(void *rule)
1759 {
1760 if ((uintptr_t)rule > 10)
1761 route_aspath_free(rule);
1762 }
1763
1764
1765 /* Set as-path prepend rule structure. */
1766 struct route_map_rule_cmd route_set_aspath_prepend_cmd = {
1767 "as-path prepend", route_set_aspath_prepend,
1768 route_set_aspath_prepend_compile, route_set_aspath_prepend_free,
1769 };
1770
1771 /* `set as-path exclude ASn' */
1772
1773 /* For ASN exclude mechanism.
1774 * Iterate over ASns requested and filter them from the given AS_PATH one by
1775 * one.
1776 * Make a deep copy of existing AS_PATH, but for the first ASn only.
1777 */
1778 static enum route_map_cmd_result_t
1779 route_set_aspath_exclude(void *rule, const struct prefix *dummy,
1780 route_map_object_t type, void *object)
1781 {
1782 struct aspath *new_path, *exclude_path;
1783 struct bgp_path_info *path;
1784
1785 if (type == RMAP_BGP) {
1786 exclude_path = rule;
1787 path = object;
1788 if (path->attr->aspath->refcnt)
1789 new_path = aspath_dup(path->attr->aspath);
1790 else
1791 new_path = path->attr->aspath;
1792 path->attr->aspath =
1793 aspath_filter_exclude(new_path, exclude_path);
1794 }
1795 return RMAP_OKAY;
1796 }
1797
1798 /* Set ASn exlude rule structure. */
1799 struct route_map_rule_cmd route_set_aspath_exclude_cmd = {
1800 "as-path exclude", route_set_aspath_exclude, route_aspath_compile,
1801 route_aspath_free,
1802 };
1803
1804 /* `set community COMMUNITY' */
1805 struct rmap_com_set {
1806 struct community *com;
1807 int additive;
1808 int none;
1809 };
1810
1811 /* For community set mechanism. */
1812 static enum route_map_cmd_result_t
1813 route_set_community(void *rule, const struct prefix *prefix,
1814 route_map_object_t type, void *object)
1815 {
1816 struct rmap_com_set *rcs;
1817 struct bgp_path_info *path;
1818 struct attr *attr;
1819 struct community *new = NULL;
1820 struct community *old;
1821 struct community *merge;
1822
1823 if (type == RMAP_BGP) {
1824 rcs = rule;
1825 path = object;
1826 attr = path->attr;
1827 old = attr->community;
1828
1829 /* "none" case. */
1830 if (rcs->none) {
1831 attr->flag &= ~(ATTR_FLAG_BIT(BGP_ATTR_COMMUNITIES));
1832 attr->community = NULL;
1833 /* See the longer comment down below. */
1834 if (old && old->refcnt == 0)
1835 community_free(&old);
1836 return RMAP_OKAY;
1837 }
1838
1839 /* "additive" case. */
1840 if (rcs->additive && old) {
1841 merge = community_merge(community_dup(old), rcs->com);
1842
1843 new = community_uniq_sort(merge);
1844 community_free(&merge);
1845 } else
1846 new = community_dup(rcs->com);
1847
1848 /* HACK: if the old community is not intern'd,
1849 * we should free it here, or all reference to it may be
1850 * lost.
1851 * Really need to cleanup attribute caching sometime.
1852 */
1853 if (old && old->refcnt == 0)
1854 community_free(&old);
1855
1856 /* will be interned by caller if required */
1857 attr->community = new;
1858
1859 attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_COMMUNITIES);
1860 }
1861
1862 return RMAP_OKAY;
1863 }
1864
1865 /* Compile function for set community. */
1866 static void *route_set_community_compile(const char *arg)
1867 {
1868 struct rmap_com_set *rcs;
1869 struct community *com = NULL;
1870 char *sp;
1871 int additive = 0;
1872 int none = 0;
1873
1874 if (strcmp(arg, "none") == 0)
1875 none = 1;
1876 else {
1877 sp = strstr(arg, "additive");
1878
1879 if (sp && sp > arg) {
1880 /* "additive" keyword is included. */
1881 additive = 1;
1882 *(sp - 1) = '\0';
1883 }
1884
1885 com = community_str2com(arg);
1886
1887 if (additive)
1888 *(sp - 1) = ' ';
1889
1890 if (!com)
1891 return NULL;
1892 }
1893
1894 rcs = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_com_set));
1895 rcs->com = com;
1896 rcs->additive = additive;
1897 rcs->none = none;
1898
1899 return rcs;
1900 }
1901
1902 /* Free function for set community. */
1903 static void route_set_community_free(void *rule)
1904 {
1905 struct rmap_com_set *rcs = rule;
1906
1907 if (rcs->com)
1908 community_free(&rcs->com);
1909 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcs);
1910 }
1911
1912 /* Set community rule structure. */
1913 struct route_map_rule_cmd route_set_community_cmd = {
1914 "community", route_set_community, route_set_community_compile,
1915 route_set_community_free,
1916 };
1917
1918 /* `set community COMMUNITY' */
1919 struct rmap_lcom_set {
1920 struct lcommunity *lcom;
1921 int additive;
1922 int none;
1923 };
1924
1925
1926 /* For lcommunity set mechanism. */
1927 static enum route_map_cmd_result_t
1928 route_set_lcommunity(void *rule, const struct prefix *prefix,
1929 route_map_object_t type, void *object)
1930 {
1931 struct rmap_lcom_set *rcs;
1932 struct bgp_path_info *path;
1933 struct attr *attr;
1934 struct lcommunity *new = NULL;
1935 struct lcommunity *old;
1936 struct lcommunity *merge;
1937
1938 if (type == RMAP_BGP) {
1939 rcs = rule;
1940 path = object;
1941 attr = path->attr;
1942 old = attr->lcommunity;
1943
1944 /* "none" case. */
1945 if (rcs->none) {
1946 attr->flag &=
1947 ~(ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES));
1948 attr->lcommunity = NULL;
1949
1950 /* See the longer comment down below. */
1951 if (old && old->refcnt == 0)
1952 lcommunity_free(&old);
1953 return RMAP_OKAY;
1954 }
1955
1956 if (rcs->additive && old) {
1957 merge = lcommunity_merge(lcommunity_dup(old),
1958 rcs->lcom);
1959
1960 new = lcommunity_uniq_sort(merge);
1961 lcommunity_free(&merge);
1962 } else
1963 new = lcommunity_dup(rcs->lcom);
1964
1965 /* HACK: if the old large-community is not intern'd,
1966 * we should free it here, or all reference to it may be
1967 * lost.
1968 * Really need to cleanup attribute caching sometime.
1969 */
1970 if (old && old->refcnt == 0)
1971 lcommunity_free(&old);
1972
1973 /* will be intern()'d or attr_flush()'d by bgp_update_main() */
1974 attr->lcommunity = new;
1975
1976 attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES);
1977 }
1978
1979 return RMAP_OKAY;
1980 }
1981
1982 /* Compile function for set community. */
1983 static void *route_set_lcommunity_compile(const char *arg)
1984 {
1985 struct rmap_lcom_set *rcs;
1986 struct lcommunity *lcom = NULL;
1987 char *sp;
1988 int additive = 0;
1989 int none = 0;
1990
1991 if (strcmp(arg, "none") == 0)
1992 none = 1;
1993 else {
1994 sp = strstr(arg, "additive");
1995
1996 if (sp && sp > arg) {
1997 /* "additive" keyworkd is included. */
1998 additive = 1;
1999 *(sp - 1) = '\0';
2000 }
2001
2002 lcom = lcommunity_str2com(arg);
2003
2004 if (additive)
2005 *(sp - 1) = ' ';
2006
2007 if (!lcom)
2008 return NULL;
2009 }
2010
2011 rcs = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_com_set));
2012 rcs->lcom = lcom;
2013 rcs->additive = additive;
2014 rcs->none = none;
2015
2016 return rcs;
2017 }
2018
2019 /* Free function for set lcommunity. */
2020 static void route_set_lcommunity_free(void *rule)
2021 {
2022 struct rmap_lcom_set *rcs = rule;
2023
2024 if (rcs->lcom) {
2025 lcommunity_free(&rcs->lcom);
2026 }
2027 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcs);
2028 }
2029
2030 /* Set community rule structure. */
2031 struct route_map_rule_cmd route_set_lcommunity_cmd = {
2032 "large-community", route_set_lcommunity, route_set_lcommunity_compile,
2033 route_set_lcommunity_free,
2034 };
2035
2036 /* `set large-comm-list (<1-99>|<100-500>|WORD) delete' */
2037
2038 /* For large community set mechanism. */
2039 static enum route_map_cmd_result_t
2040 route_set_lcommunity_delete(void *rule, const struct prefix *pfx,
2041 route_map_object_t type, void *object)
2042 {
2043 struct community_list *list;
2044 struct lcommunity *merge;
2045 struct lcommunity *new;
2046 struct lcommunity *old;
2047 struct bgp_path_info *path;
2048 struct rmap_community *rcom = rule;
2049
2050 if (type == RMAP_BGP) {
2051 if (!rcom)
2052 return RMAP_OKAY;
2053
2054 path = object;
2055 list = community_list_lookup(bgp_clist, rcom->name,
2056 rcom->name_hash,
2057 LARGE_COMMUNITY_LIST_MASTER);
2058 old = path->attr->lcommunity;
2059
2060 if (list && old) {
2061 merge = lcommunity_list_match_delete(
2062 lcommunity_dup(old), list);
2063 new = lcommunity_uniq_sort(merge);
2064 lcommunity_free(&merge);
2065
2066 /* HACK: if the old community is not intern'd,
2067 * we should free it here, or all reference to it may be
2068 * lost.
2069 * Really need to cleanup attribute caching sometime.
2070 */
2071 if (old->refcnt == 0)
2072 lcommunity_free(&old);
2073
2074 if (new->size == 0) {
2075 path->attr->lcommunity = NULL;
2076 path->attr->flag &= ~ATTR_FLAG_BIT(
2077 BGP_ATTR_LARGE_COMMUNITIES);
2078 lcommunity_free(&new);
2079 } else {
2080 path->attr->lcommunity = new;
2081 path->attr->flag |= ATTR_FLAG_BIT(
2082 BGP_ATTR_LARGE_COMMUNITIES);
2083 }
2084 }
2085 }
2086
2087 return RMAP_OKAY;
2088 }
2089
2090 /* Compile function for set lcommunity. */
2091 static void *route_set_lcommunity_delete_compile(const char *arg)
2092 {
2093 struct rmap_community *rcom;
2094
2095 rcom = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_community));
2096
2097 rcom->name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
2098 rcom->name_hash = bgp_clist_hash_key(rcom->name);
2099
2100 return rcom;
2101 }
2102
2103 /* Free function for set lcommunity. */
2104 static void route_set_lcommunity_delete_free(void *rule)
2105 {
2106 struct rmap_community *rcom = rule;
2107
2108 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom->name);
2109 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom);
2110 }
2111
2112 /* Set lcommunity rule structure. */
2113 struct route_map_rule_cmd route_set_lcommunity_delete_cmd = {
2114 "large-comm-list", route_set_lcommunity_delete,
2115 route_set_lcommunity_delete_compile, route_set_lcommunity_delete_free,
2116 };
2117
2118
2119 /* `set comm-list (<1-99>|<100-500>|WORD) delete' */
2120
2121 /* For community set mechanism. */
2122 static enum route_map_cmd_result_t
2123 route_set_community_delete(void *rule, const struct prefix *prefix,
2124 route_map_object_t type, void *object)
2125 {
2126 struct community_list *list;
2127 struct community *merge;
2128 struct community *new;
2129 struct community *old;
2130 struct bgp_path_info *path;
2131 struct rmap_community *rcom = rule;
2132
2133 if (type == RMAP_BGP) {
2134 if (!rcom)
2135 return RMAP_OKAY;
2136
2137 path = object;
2138 list = community_list_lookup(bgp_clist, rcom->name,
2139 rcom->name_hash,
2140 COMMUNITY_LIST_MASTER);
2141 old = path->attr->community;
2142
2143 if (list && old) {
2144 merge = community_list_match_delete(community_dup(old),
2145 list);
2146 new = community_uniq_sort(merge);
2147 community_free(&merge);
2148
2149 /* HACK: if the old community is not intern'd,
2150 * we should free it here, or all reference to it may be
2151 * lost.
2152 * Really need to cleanup attribute caching sometime.
2153 */
2154 if (old->refcnt == 0)
2155 community_free(&old);
2156
2157 if (new->size == 0) {
2158 path->attr->community = NULL;
2159 path->attr->flag &=
2160 ~ATTR_FLAG_BIT(BGP_ATTR_COMMUNITIES);
2161 community_free(&new);
2162 } else {
2163 path->attr->community = new;
2164 path->attr->flag |=
2165 ATTR_FLAG_BIT(BGP_ATTR_COMMUNITIES);
2166 }
2167 }
2168 }
2169
2170 return RMAP_OKAY;
2171 }
2172
2173 /* Compile function for set community. */
2174 static void *route_set_community_delete_compile(const char *arg)
2175 {
2176 struct rmap_community *rcom;
2177 char **splits;
2178 int num;
2179
2180 frrstr_split(arg, " ", &splits, &num);
2181
2182 rcom = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct rmap_community));
2183 rcom->name = XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, splits[0]);
2184 rcom->name_hash = bgp_clist_hash_key(rcom->name);
2185
2186 for (int i = 0; i < num; i++)
2187 XFREE(MTYPE_TMP, splits[i]);
2188 XFREE(MTYPE_TMP, splits);
2189
2190 return rcom;
2191 }
2192
2193 /* Free function for set community. */
2194 static void route_set_community_delete_free(void *rule)
2195 {
2196 struct rmap_community *rcom = rule;
2197
2198 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom->name);
2199 XFREE(MTYPE_ROUTE_MAP_COMPILED, rcom);
2200 }
2201
2202 /* Set community rule structure. */
2203 struct route_map_rule_cmd route_set_community_delete_cmd = {
2204 "comm-list", route_set_community_delete,
2205 route_set_community_delete_compile, route_set_community_delete_free,
2206 };
2207
2208 /* `set extcommunity rt COMMUNITY' */
2209
2210 /* For community set mechanism. Used by _rt and _soo. */
2211 static enum route_map_cmd_result_t
2212 route_set_ecommunity(void *rule, const struct prefix *prefix,
2213 route_map_object_t type, void *object)
2214 {
2215 struct ecommunity *ecom;
2216 struct ecommunity *new_ecom;
2217 struct ecommunity *old_ecom;
2218 struct bgp_path_info *path;
2219
2220 if (type == RMAP_BGP) {
2221 ecom = rule;
2222 path = object;
2223
2224 if (!ecom)
2225 return RMAP_OKAY;
2226
2227 /* We assume additive for Extended Community. */
2228 old_ecom = path->attr->ecommunity;
2229
2230 if (old_ecom) {
2231 new_ecom = ecommunity_merge(ecommunity_dup(old_ecom),
2232 ecom);
2233
2234 /* old_ecom->refcnt = 1 => owned elsewhere, e.g.
2235 * bgp_update_receive()
2236 * ->refcnt = 0 => set by a previous route-map
2237 * statement */
2238 if (!old_ecom->refcnt)
2239 ecommunity_free(&old_ecom);
2240 } else
2241 new_ecom = ecommunity_dup(ecom);
2242
2243 /* will be intern()'d or attr_flush()'d by bgp_update_main() */
2244 path->attr->ecommunity = new_ecom;
2245
2246 path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_EXT_COMMUNITIES);
2247 }
2248 return RMAP_OKAY;
2249 }
2250
2251 /* Compile function for set community. */
2252 static void *route_set_ecommunity_rt_compile(const char *arg)
2253 {
2254 struct ecommunity *ecom;
2255
2256 ecom = ecommunity_str2com(arg, ECOMMUNITY_ROUTE_TARGET, 0);
2257 if (!ecom)
2258 return NULL;
2259 return ecommunity_intern(ecom);
2260 }
2261
2262 /* Free function for set community. Used by _rt and _soo */
2263 static void route_set_ecommunity_free(void *rule)
2264 {
2265 struct ecommunity *ecom = rule;
2266 ecommunity_unintern(&ecom);
2267 }
2268
2269 /* Set community rule structure. */
2270 struct route_map_rule_cmd route_set_ecommunity_rt_cmd = {
2271 "extcommunity rt", route_set_ecommunity,
2272 route_set_ecommunity_rt_compile, route_set_ecommunity_free,
2273 };
2274
2275 /* `set extcommunity soo COMMUNITY' */
2276
2277 /* Compile function for set community. */
2278 static void *route_set_ecommunity_soo_compile(const char *arg)
2279 {
2280 struct ecommunity *ecom;
2281
2282 ecom = ecommunity_str2com(arg, ECOMMUNITY_SITE_ORIGIN, 0);
2283 if (!ecom)
2284 return NULL;
2285
2286 return ecommunity_intern(ecom);
2287 }
2288
2289 /* Set community rule structure. */
2290 struct route_map_rule_cmd route_set_ecommunity_soo_cmd = {
2291 "extcommunity soo", route_set_ecommunity,
2292 route_set_ecommunity_soo_compile, route_set_ecommunity_free,
2293 };
2294
2295 /* `set origin ORIGIN' */
2296
2297 /* For origin set. */
2298 static enum route_map_cmd_result_t
2299 route_set_origin(void *rule, const struct prefix *prefix,
2300 route_map_object_t type, void *object)
2301 {
2302 uint8_t *origin;
2303 struct bgp_path_info *path;
2304
2305 if (type == RMAP_BGP) {
2306 origin = rule;
2307 path = object;
2308
2309 path->attr->origin = *origin;
2310 }
2311
2312 return RMAP_OKAY;
2313 }
2314
2315 /* Compile function for origin set. */
2316 static void *route_set_origin_compile(const char *arg)
2317 {
2318 uint8_t *origin;
2319
2320 origin = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(uint8_t));
2321
2322 if (strcmp(arg, "igp") == 0)
2323 *origin = 0;
2324 else if (strcmp(arg, "egp") == 0)
2325 *origin = 1;
2326 else
2327 *origin = 2;
2328
2329 return origin;
2330 }
2331
2332 /* Compile function for origin set. */
2333 static void route_set_origin_free(void *rule)
2334 {
2335 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2336 }
2337
2338 /* Set origin rule structure. */
2339 struct route_map_rule_cmd route_set_origin_cmd = {
2340 "origin", route_set_origin, route_set_origin_compile,
2341 route_set_origin_free,
2342 };
2343
2344 /* `set atomic-aggregate' */
2345
2346 /* For atomic aggregate set. */
2347 static enum route_map_cmd_result_t
2348 route_set_atomic_aggregate(void *rule, const struct prefix *pfx,
2349 route_map_object_t type, void *object)
2350 {
2351 struct bgp_path_info *path;
2352
2353 if (type == RMAP_BGP) {
2354 path = object;
2355 path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_ATOMIC_AGGREGATE);
2356 }
2357
2358 return RMAP_OKAY;
2359 }
2360
2361 /* Compile function for atomic aggregate. */
2362 static void *route_set_atomic_aggregate_compile(const char *arg)
2363 {
2364 return (void *)1;
2365 }
2366
2367 /* Compile function for atomic aggregate. */
2368 static void route_set_atomic_aggregate_free(void *rule)
2369 {
2370 return;
2371 }
2372
2373 /* Set atomic aggregate rule structure. */
2374 struct route_map_rule_cmd route_set_atomic_aggregate_cmd = {
2375 "atomic-aggregate", route_set_atomic_aggregate,
2376 route_set_atomic_aggregate_compile, route_set_atomic_aggregate_free,
2377 };
2378
2379 /* `set aggregator as AS A.B.C.D' */
2380 struct aggregator {
2381 as_t as;
2382 struct in_addr address;
2383 };
2384
2385 static enum route_map_cmd_result_t
2386 route_set_aggregator_as(void *rule, const struct prefix *prefix,
2387 route_map_object_t type, void *object)
2388 {
2389 struct bgp_path_info *path;
2390 struct aggregator *aggregator;
2391
2392 if (type == RMAP_BGP) {
2393 path = object;
2394 aggregator = rule;
2395
2396 path->attr->aggregator_as = aggregator->as;
2397 path->attr->aggregator_addr = aggregator->address;
2398 path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_AGGREGATOR);
2399 }
2400
2401 return RMAP_OKAY;
2402 }
2403
2404 static void *route_set_aggregator_as_compile(const char *arg)
2405 {
2406 struct aggregator *aggregator;
2407 char as[10];
2408 char address[20];
2409 int ret;
2410
2411 aggregator =
2412 XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct aggregator));
2413 if (sscanf(arg, "%s %s", as, address) != 2) {
2414 XFREE(MTYPE_ROUTE_MAP_COMPILED, aggregator);
2415 return NULL;
2416 }
2417
2418 aggregator->as = strtoul(as, NULL, 10);
2419 ret = inet_aton(address, &aggregator->address);
2420 if (ret == 0) {
2421 XFREE(MTYPE_ROUTE_MAP_COMPILED, aggregator);
2422 return NULL;
2423 }
2424 return aggregator;
2425 }
2426
2427 static void route_set_aggregator_as_free(void *rule)
2428 {
2429 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2430 }
2431
2432 struct route_map_rule_cmd route_set_aggregator_as_cmd = {
2433 "aggregator as", route_set_aggregator_as,
2434 route_set_aggregator_as_compile, route_set_aggregator_as_free,
2435 };
2436
2437 /* Set tag to object. object must be pointer to struct bgp_path_info */
2438 static enum route_map_cmd_result_t
2439 route_set_tag(void *rule, const struct prefix *prefix,
2440 route_map_object_t type, void *object)
2441 {
2442 route_tag_t *tag;
2443 struct bgp_path_info *path;
2444
2445 if (type == RMAP_BGP) {
2446 tag = rule;
2447 path = object;
2448
2449 /* Set tag value */
2450 path->attr->tag = *tag;
2451 }
2452
2453 return RMAP_OKAY;
2454 }
2455
2456 /* Route map commands for tag set. */
2457 static struct route_map_rule_cmd route_set_tag_cmd = {
2458 "tag", route_set_tag, route_map_rule_tag_compile,
2459 route_map_rule_tag_free,
2460 };
2461
2462 /* Set label-index to object. object must be pointer to struct bgp_path_info */
2463 static enum route_map_cmd_result_t
2464 route_set_label_index(void *rule, const struct prefix *prefix,
2465 route_map_object_t type, void *object)
2466 {
2467 struct rmap_value *rv;
2468 struct bgp_path_info *path;
2469 uint32_t label_index;
2470
2471 if (type == RMAP_BGP) {
2472 /* Fetch routemap's rule information. */
2473 rv = rule;
2474 path = object;
2475
2476 /* Set label-index value. */
2477 label_index = rv->value;
2478 if (label_index) {
2479 path->attr->label_index = label_index;
2480 path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_PREFIX_SID);
2481 }
2482 }
2483
2484 return RMAP_OKAY;
2485 }
2486
2487 /* Route map commands for label-index set. */
2488 static struct route_map_rule_cmd route_set_label_index_cmd = {
2489 "label-index", route_set_label_index, route_value_compile,
2490 route_value_free,
2491 };
2492
2493 /* `match ipv6 address IP_ACCESS_LIST' */
2494
2495 static enum route_map_cmd_result_t
2496 route_match_ipv6_address(void *rule, const struct prefix *prefix,
2497 route_map_object_t type, void *object)
2498 {
2499 struct access_list *alist;
2500
2501 if (type == RMAP_BGP && prefix->family == AF_INET6) {
2502 alist = access_list_lookup(AFI_IP6, (char *)rule);
2503 if (alist == NULL)
2504 return RMAP_NOMATCH;
2505
2506 return (access_list_apply(alist, prefix) == FILTER_DENY
2507 ? RMAP_NOMATCH
2508 : RMAP_MATCH);
2509 }
2510 return RMAP_NOMATCH;
2511 }
2512
2513 static void *route_match_ipv6_address_compile(const char *arg)
2514 {
2515 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
2516 }
2517
2518 static void route_match_ipv6_address_free(void *rule)
2519 {
2520 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2521 }
2522
2523 /* Route map commands for ip address matching. */
2524 struct route_map_rule_cmd route_match_ipv6_address_cmd = {
2525 "ipv6 address", route_match_ipv6_address,
2526 route_match_ipv6_address_compile, route_match_ipv6_address_free};
2527
2528 /* `match ipv6 next-hop IP_ADDRESS' */
2529
2530 static enum route_map_cmd_result_t
2531 route_match_ipv6_next_hop(void *rule, const struct prefix *prefix,
2532 route_map_object_t type, void *object)
2533 {
2534 struct in6_addr *addr = rule;
2535 struct bgp_path_info *path;
2536
2537 if (type == RMAP_BGP) {
2538 path = object;
2539
2540 if (IPV6_ADDR_SAME(&path->attr->mp_nexthop_global, addr))
2541 return RMAP_MATCH;
2542
2543 if (path->attr->mp_nexthop_len
2544 == BGP_ATTR_NHLEN_IPV6_GLOBAL_AND_LL
2545 && IPV6_ADDR_SAME(&path->attr->mp_nexthop_local, rule))
2546 return RMAP_MATCH;
2547
2548 return RMAP_NOMATCH;
2549 }
2550
2551 return RMAP_NOMATCH;
2552 }
2553
2554 static void *route_match_ipv6_next_hop_compile(const char *arg)
2555 {
2556 struct in6_addr *address;
2557 int ret;
2558
2559 address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in6_addr));
2560
2561 ret = inet_pton(AF_INET6, arg, address);
2562 if (!ret) {
2563 XFREE(MTYPE_ROUTE_MAP_COMPILED, address);
2564 return NULL;
2565 }
2566
2567 return address;
2568 }
2569
2570 static void route_match_ipv6_next_hop_free(void *rule)
2571 {
2572 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2573 }
2574
2575 struct route_map_rule_cmd route_match_ipv6_next_hop_cmd = {
2576 "ipv6 next-hop", route_match_ipv6_next_hop,
2577 route_match_ipv6_next_hop_compile, route_match_ipv6_next_hop_free};
2578
2579 /* `match ipv6 address prefix-list PREFIX_LIST' */
2580
2581 static enum route_map_cmd_result_t
2582 route_match_ipv6_address_prefix_list(void *rule, const struct prefix *prefix,
2583 route_map_object_t type, void *object)
2584 {
2585 return route_match_address_prefix_list(rule, AFI_IP6, prefix, type,
2586 object);
2587 }
2588
2589 static void *route_match_ipv6_address_prefix_list_compile(const char *arg)
2590 {
2591 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED, arg);
2592 }
2593
2594 static void route_match_ipv6_address_prefix_list_free(void *rule)
2595 {
2596 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2597 }
2598
2599 struct route_map_rule_cmd route_match_ipv6_address_prefix_list_cmd = {
2600 "ipv6 address prefix-list", route_match_ipv6_address_prefix_list,
2601 route_match_ipv6_address_prefix_list_compile,
2602 route_match_ipv6_address_prefix_list_free};
2603
2604 /* `match ipv6 next-hop type <TYPE>' */
2605
2606 static enum route_map_cmd_result_t
2607 route_match_ipv6_next_hop_type(void *rule, const struct prefix *prefix,
2608 route_map_object_t type, void *object)
2609 {
2610 struct bgp_path_info *path;
2611 struct in6_addr *addr = rule;
2612
2613 if (type == RMAP_BGP && prefix->family == AF_INET6) {
2614 path = (struct bgp_path_info *)object;
2615 if (!path || !path->attr)
2616 return RMAP_NOMATCH;
2617
2618 if (IPV6_ADDR_SAME(&path->attr->mp_nexthop_global, addr)
2619 && !path->attr->nh_ifindex)
2620 return RMAP_MATCH;
2621 }
2622 return RMAP_NOMATCH;
2623 }
2624
2625 static void *route_match_ipv6_next_hop_type_compile(const char *arg)
2626 {
2627 struct in6_addr *address;
2628 int ret;
2629
2630 address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in6_addr));
2631
2632 ret = inet_pton(AF_INET6, "::0", address);
2633 if (!ret) {
2634 XFREE(MTYPE_ROUTE_MAP_COMPILED, address);
2635 return NULL;
2636 }
2637
2638 return address;
2639 }
2640
2641 static void route_match_ipv6_next_hop_type_free(void *rule)
2642 {
2643 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2644 }
2645
2646 struct route_map_rule_cmd route_match_ipv6_next_hop_type_cmd = {
2647 "ipv6 next-hop type", route_match_ipv6_next_hop_type,
2648 route_match_ipv6_next_hop_type_compile,
2649 route_match_ipv6_next_hop_type_free};
2650
2651 /* `set ipv6 nexthop global IP_ADDRESS' */
2652
2653 /* Set nexthop to object. ojbect must be pointer to struct attr. */
2654 static enum route_map_cmd_result_t
2655 route_set_ipv6_nexthop_global(void *rule, const struct prefix *p,
2656 route_map_object_t type, void *object)
2657 {
2658 struct in6_addr *address;
2659 struct bgp_path_info *path;
2660
2661 if (type == RMAP_BGP) {
2662 /* Fetch routemap's rule information. */
2663 address = rule;
2664 path = object;
2665
2666 /* Set next hop value. */
2667 path->attr->mp_nexthop_global = *address;
2668
2669 /* Set nexthop length. */
2670 if (path->attr->mp_nexthop_len == 0)
2671 path->attr->mp_nexthop_len = BGP_ATTR_NHLEN_IPV6_GLOBAL;
2672
2673 SET_FLAG(path->attr->rmap_change_flags,
2674 BATTR_RMAP_IPV6_GLOBAL_NHOP_CHANGED);
2675 }
2676
2677 return RMAP_OKAY;
2678 }
2679
2680 /* Route map `ip next-hop' compile function. Given string is converted
2681 to struct in_addr structure. */
2682 static void *route_set_ipv6_nexthop_global_compile(const char *arg)
2683 {
2684 int ret;
2685 struct in6_addr *address;
2686
2687 address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in6_addr));
2688
2689 ret = inet_pton(AF_INET6, arg, address);
2690
2691 if (ret == 0) {
2692 XFREE(MTYPE_ROUTE_MAP_COMPILED, address);
2693 return NULL;
2694 }
2695
2696 return address;
2697 }
2698
2699 /* Free route map's compiled `ip next-hop' value. */
2700 static void route_set_ipv6_nexthop_global_free(void *rule)
2701 {
2702 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2703 }
2704
2705 /* Route map commands for ip nexthop set. */
2706 struct route_map_rule_cmd route_set_ipv6_nexthop_global_cmd = {
2707 "ipv6 next-hop global", route_set_ipv6_nexthop_global,
2708 route_set_ipv6_nexthop_global_compile,
2709 route_set_ipv6_nexthop_global_free};
2710
2711 /* Set next-hop preference value. */
2712 static enum route_map_cmd_result_t
2713 route_set_ipv6_nexthop_prefer_global(void *rule, const struct prefix *prefix,
2714 route_map_object_t type, void *object)
2715 {
2716 struct bgp_path_info *path;
2717 struct peer *peer;
2718
2719 if (type == RMAP_BGP) {
2720 /* Fetch routemap's rule information. */
2721 path = object;
2722 peer = path->peer;
2723
2724 if ((CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IN)
2725 || CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IMPORT))
2726 && peer->su_remote
2727 && sockunion_family(peer->su_remote) == AF_INET6) {
2728 /* Set next hop preference to global */
2729 path->attr->mp_nexthop_prefer_global = true;
2730 SET_FLAG(path->attr->rmap_change_flags,
2731 BATTR_RMAP_IPV6_PREFER_GLOBAL_CHANGED);
2732 } else {
2733 path->attr->mp_nexthop_prefer_global = false;
2734 SET_FLAG(path->attr->rmap_change_flags,
2735 BATTR_RMAP_IPV6_PREFER_GLOBAL_CHANGED);
2736 }
2737 }
2738 return RMAP_OKAY;
2739 }
2740
2741 static void *route_set_ipv6_nexthop_prefer_global_compile(const char *arg)
2742 {
2743 int *rins = NULL;
2744
2745 rins = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(int));
2746 *rins = 1;
2747
2748 return rins;
2749 }
2750
2751 /* Free route map's compiled `ip next-hop' value. */
2752 static void route_set_ipv6_nexthop_prefer_global_free(void *rule)
2753 {
2754 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2755 }
2756
2757 /* Route map commands for ip nexthop set preferred. */
2758 struct route_map_rule_cmd route_set_ipv6_nexthop_prefer_global_cmd = {
2759 "ipv6 next-hop prefer-global", route_set_ipv6_nexthop_prefer_global,
2760 route_set_ipv6_nexthop_prefer_global_compile,
2761 route_set_ipv6_nexthop_prefer_global_free};
2762
2763 /* `set ipv6 nexthop local IP_ADDRESS' */
2764
2765 /* Set nexthop to object. ojbect must be pointer to struct attr. */
2766 static enum route_map_cmd_result_t
2767 route_set_ipv6_nexthop_local(void *rule, const struct prefix *p,
2768 route_map_object_t type, void *object)
2769 {
2770 struct in6_addr *address;
2771 struct bgp_path_info *path;
2772
2773 if (type == RMAP_BGP) {
2774 /* Fetch routemap's rule information. */
2775 address = rule;
2776 path = object;
2777
2778 /* Set next hop value. */
2779 path->attr->mp_nexthop_local = *address;
2780
2781 /* Set nexthop length. */
2782 if (path->attr->mp_nexthop_len
2783 != BGP_ATTR_NHLEN_IPV6_GLOBAL_AND_LL)
2784 path->attr->mp_nexthop_len =
2785 BGP_ATTR_NHLEN_IPV6_GLOBAL_AND_LL;
2786
2787 SET_FLAG(path->attr->rmap_change_flags,
2788 BATTR_RMAP_IPV6_LL_NHOP_CHANGED);
2789 }
2790
2791 return RMAP_OKAY;
2792 }
2793
2794 /* Route map `ip nexthop' compile function. Given string is converted
2795 to struct in_addr structure. */
2796 static void *route_set_ipv6_nexthop_local_compile(const char *arg)
2797 {
2798 int ret;
2799 struct in6_addr *address;
2800
2801 address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in6_addr));
2802
2803 ret = inet_pton(AF_INET6, arg, address);
2804
2805 if (ret == 0) {
2806 XFREE(MTYPE_ROUTE_MAP_COMPILED, address);
2807 return NULL;
2808 }
2809
2810 return address;
2811 }
2812
2813 /* Free route map's compiled `ip nexthop' value. */
2814 static void route_set_ipv6_nexthop_local_free(void *rule)
2815 {
2816 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2817 }
2818
2819 /* Route map commands for ip nexthop set. */
2820 struct route_map_rule_cmd route_set_ipv6_nexthop_local_cmd = {
2821 "ipv6 next-hop local", route_set_ipv6_nexthop_local,
2822 route_set_ipv6_nexthop_local_compile,
2823 route_set_ipv6_nexthop_local_free};
2824
2825 /* `set ipv6 nexthop peer-address' */
2826
2827 /* Set nexthop to object. ojbect must be pointer to struct attr. */
2828 static enum route_map_cmd_result_t
2829 route_set_ipv6_nexthop_peer(void *rule, const struct prefix *pfx,
2830 route_map_object_t type, void *object)
2831 {
2832 struct in6_addr peer_address;
2833 struct bgp_path_info *path;
2834 struct peer *peer;
2835
2836 if (type == RMAP_BGP) {
2837 /* Fetch routemap's rule information. */
2838 path = object;
2839 peer = path->peer;
2840
2841 if ((CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IN)
2842 || CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_IMPORT))
2843 && peer->su_remote
2844 && sockunion_family(peer->su_remote) == AF_INET6) {
2845 peer_address = peer->su_remote->sin6.sin6_addr;
2846 /* Set next hop value and length in attribute. */
2847 if (IN6_IS_ADDR_LINKLOCAL(&peer_address)) {
2848 path->attr->mp_nexthop_local = peer_address;
2849 if (path->attr->mp_nexthop_len != 32)
2850 path->attr->mp_nexthop_len = 32;
2851 } else {
2852 path->attr->mp_nexthop_global = peer_address;
2853 if (path->attr->mp_nexthop_len == 0)
2854 path->attr->mp_nexthop_len = 16;
2855 }
2856
2857 } else if (CHECK_FLAG(peer->rmap_type, PEER_RMAP_TYPE_OUT)) {
2858 /* The next hop value will be set as part of packet
2859 * rewrite.
2860 * Set the flags here to indicate that rewrite needs to
2861 * be done.
2862 * Also, clear the value - we clear both global and
2863 * link-local
2864 * nexthops, whether we send one or both is determined
2865 * elsewhere.
2866 */
2867 SET_FLAG(path->attr->rmap_change_flags,
2868 BATTR_RMAP_NEXTHOP_PEER_ADDRESS);
2869 /* clear next hop value. */
2870 memset(&(path->attr->mp_nexthop_global), 0,
2871 sizeof(struct in6_addr));
2872 memset(&(path->attr->mp_nexthop_local), 0,
2873 sizeof(struct in6_addr));
2874 }
2875 }
2876
2877 return RMAP_OKAY;
2878 }
2879
2880 /* Route map `ip next-hop' compile function. Given string is converted
2881 to struct in_addr structure. */
2882 static void *route_set_ipv6_nexthop_peer_compile(const char *arg)
2883 {
2884 int *rins = NULL;
2885
2886 rins = XCALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(int));
2887 *rins = 1;
2888
2889 return rins;
2890 }
2891
2892 /* Free route map's compiled `ip next-hop' value. */
2893 static void route_set_ipv6_nexthop_peer_free(void *rule)
2894 {
2895 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2896 }
2897
2898 /* Route map commands for ip nexthop set. */
2899 struct route_map_rule_cmd route_set_ipv6_nexthop_peer_cmd = {
2900 "ipv6 next-hop peer-address", route_set_ipv6_nexthop_peer,
2901 route_set_ipv6_nexthop_peer_compile, route_set_ipv6_nexthop_peer_free};
2902
2903 /* `set ipv4 vpn next-hop A.B.C.D' */
2904
2905 static enum route_map_cmd_result_t
2906 route_set_vpnv4_nexthop(void *rule, const struct prefix *prefix,
2907 route_map_object_t type, void *object)
2908 {
2909 struct in_addr *address;
2910 struct bgp_path_info *path;
2911
2912 if (type == RMAP_BGP) {
2913 /* Fetch routemap's rule information. */
2914 address = rule;
2915 path = object;
2916
2917 /* Set next hop value. */
2918 path->attr->mp_nexthop_global_in = *address;
2919 path->attr->mp_nexthop_len = 4;
2920 }
2921
2922 return RMAP_OKAY;
2923 }
2924
2925 static void *route_set_vpnv4_nexthop_compile(const char *arg)
2926 {
2927 int ret;
2928 struct in_addr *address;
2929
2930 address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in_addr));
2931
2932 ret = inet_aton(arg, address);
2933
2934 if (ret == 0) {
2935 XFREE(MTYPE_ROUTE_MAP_COMPILED, address);
2936 return NULL;
2937 }
2938
2939 return address;
2940 }
2941
2942 /* `set ipv6 vpn next-hop A.B.C.D' */
2943
2944 static enum route_map_cmd_result_t
2945 route_set_vpnv6_nexthop(void *rule, const struct prefix *prefix,
2946 route_map_object_t type, void *object)
2947 {
2948 struct in6_addr *address;
2949 struct bgp_path_info *path;
2950
2951 if (type == RMAP_BGP) {
2952 /* Fetch routemap's rule information. */
2953 address = rule;
2954 path = object;
2955
2956 /* Set next hop value. */
2957 memcpy(&path->attr->mp_nexthop_global, address,
2958 sizeof(struct in6_addr));
2959 path->attr->mp_nexthop_len = BGP_ATTR_NHLEN_VPNV6_GLOBAL;
2960 }
2961
2962 return RMAP_OKAY;
2963 }
2964
2965 static void *route_set_vpnv6_nexthop_compile(const char *arg)
2966 {
2967 int ret;
2968 struct in6_addr *address;
2969
2970 address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in6_addr));
2971 ret = inet_pton(AF_INET6, arg, address);
2972
2973 if (ret == 0) {
2974 XFREE(MTYPE_ROUTE_MAP_COMPILED, address);
2975 return NULL;
2976 }
2977
2978 return address;
2979 }
2980
2981 static void route_set_vpn_nexthop_free(void *rule)
2982 {
2983 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
2984 }
2985
2986 /* Route map commands for ipv4 next-hop set. */
2987 struct route_map_rule_cmd route_set_vpnv4_nexthop_cmd = {
2988 "ipv4 vpn next-hop", route_set_vpnv4_nexthop,
2989 route_set_vpnv4_nexthop_compile, route_set_vpn_nexthop_free};
2990
2991 /* Route map commands for ipv6 next-hop set. */
2992 struct route_map_rule_cmd route_set_vpnv6_nexthop_cmd = {
2993 "ipv6 vpn next-hop", route_set_vpnv6_nexthop,
2994 route_set_vpnv6_nexthop_compile, route_set_vpn_nexthop_free};
2995
2996 /* `set originator-id' */
2997
2998 /* For origin set. */
2999 static enum route_map_cmd_result_t
3000 route_set_originator_id(void *rule, const struct prefix *prefix,
3001 route_map_object_t type, void *object)
3002 {
3003 struct in_addr *address;
3004 struct bgp_path_info *path;
3005
3006 if (type == RMAP_BGP) {
3007 address = rule;
3008 path = object;
3009
3010 path->attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_ORIGINATOR_ID);
3011 path->attr->originator_id = *address;
3012 }
3013
3014 return RMAP_OKAY;
3015 }
3016
3017 /* Compile function for originator-id set. */
3018 static void *route_set_originator_id_compile(const char *arg)
3019 {
3020 int ret;
3021 struct in_addr *address;
3022
3023 address = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(struct in_addr));
3024
3025 ret = inet_aton(arg, address);
3026
3027 if (ret == 0) {
3028 XFREE(MTYPE_ROUTE_MAP_COMPILED, address);
3029 return NULL;
3030 }
3031
3032 return address;
3033 }
3034
3035 /* Compile function for originator_id set. */
3036 static void route_set_originator_id_free(void *rule)
3037 {
3038 XFREE(MTYPE_ROUTE_MAP_COMPILED, rule);
3039 }
3040
3041 /* Set originator-id rule structure. */
3042 struct route_map_rule_cmd route_set_originator_id_cmd = {
3043 "originator-id", route_set_originator_id,
3044 route_set_originator_id_compile, route_set_originator_id_free,
3045 };
3046
3047 /* Add bgp route map rule. */
3048 static int bgp_route_match_add(struct vty *vty, const char *command,
3049 const char *arg, route_map_event_t type)
3050 {
3051 VTY_DECLVAR_CONTEXT(route_map_index, index);
3052 int retval = CMD_SUCCESS;
3053 int ret;
3054
3055 ret = route_map_add_match(index, command, arg, type);
3056 switch (ret) {
3057 case RMAP_RULE_MISSING:
3058 vty_out(vty, "%% BGP Can't find rule.\n");
3059 retval = CMD_WARNING_CONFIG_FAILED;
3060 break;
3061 case RMAP_COMPILE_ERROR:
3062 vty_out(vty, "%% BGP Argument is malformed.\n");
3063 retval = CMD_WARNING_CONFIG_FAILED;
3064 break;
3065 case RMAP_COMPILE_SUCCESS:
3066 if (type != RMAP_EVENT_MATCH_ADDED) {
3067 route_map_upd8_dependency(type, arg, index->map->name);
3068 }
3069 break;
3070 }
3071
3072 return retval;
3073 }
3074
3075 /* Delete bgp route map rule. */
3076 static int bgp_route_match_delete(struct vty *vty, const char *command,
3077 const char *arg, route_map_event_t type)
3078 {
3079 VTY_DECLVAR_CONTEXT(route_map_index, index);
3080 int ret;
3081 int retval = CMD_SUCCESS;
3082 char *dep_name = NULL;
3083 const char *tmpstr;
3084 char *rmap_name = NULL;
3085
3086 if (type != RMAP_EVENT_MATCH_DELETED) {
3087 /* ignore the mundane, the types without any dependency */
3088 if (arg == NULL) {
3089 if ((tmpstr = route_map_get_match_arg(index, command))
3090 != NULL)
3091 dep_name =
3092 XSTRDUP(MTYPE_ROUTE_MAP_RULE, tmpstr);
3093 } else {
3094 dep_name = XSTRDUP(MTYPE_ROUTE_MAP_RULE, arg);
3095 }
3096 rmap_name = XSTRDUP(MTYPE_ROUTE_MAP_NAME, index->map->name);
3097 }
3098
3099 ret = route_map_delete_match(index, command, dep_name);
3100 switch (ret) {
3101 case RMAP_RULE_MISSING:
3102 vty_out(vty, "%% BGP Can't find rule.\n");
3103 retval = CMD_WARNING_CONFIG_FAILED;
3104 break;
3105 case RMAP_COMPILE_ERROR:
3106 vty_out(vty, "%% BGP Argument is malformed.\n");
3107 retval = CMD_WARNING_CONFIG_FAILED;
3108 break;
3109 case RMAP_COMPILE_SUCCESS:
3110 if (type != RMAP_EVENT_MATCH_DELETED && dep_name)
3111 route_map_upd8_dependency(type, dep_name, rmap_name);
3112 break;
3113 }
3114
3115 XFREE(MTYPE_ROUTE_MAP_RULE, dep_name);
3116 XFREE(MTYPE_ROUTE_MAP_NAME, rmap_name);
3117
3118 return retval;
3119 }
3120
3121 /*
3122 * This is the workhorse routine for processing in/out routemap
3123 * modifications.
3124 */
3125 static void bgp_route_map_process_peer(const char *rmap_name,
3126 struct route_map *map, struct peer *peer,
3127 int afi, int safi, int route_update)
3128 {
3129 struct bgp_filter *filter;
3130
3131 if (!peer || !rmap_name)
3132 return;
3133
3134 filter = &peer->filter[afi][safi];
3135 /*
3136 * in is for non-route-server clients,
3137 * out is for all peers
3138 */
3139 if (filter->map[RMAP_IN].name
3140 && (strcmp(rmap_name, filter->map[RMAP_IN].name) == 0)) {
3141 filter->map[RMAP_IN].map = map;
3142
3143 if (route_update && peer->status == Established) {
3144 if (CHECK_FLAG(peer->af_flags[afi][safi],
3145 PEER_FLAG_SOFT_RECONFIG)) {
3146 if (bgp_debug_update(peer, NULL, NULL, 1))
3147 zlog_debug(
3148 "Processing route_map %s update on peer %s (inbound, soft-reconfig)",
3149 rmap_name, peer->host);
3150
3151 bgp_soft_reconfig_in(peer, afi, safi);
3152 } else if (CHECK_FLAG(peer->cap,
3153 PEER_CAP_REFRESH_OLD_RCV)
3154 || CHECK_FLAG(peer->cap,
3155 PEER_CAP_REFRESH_NEW_RCV)) {
3156 if (bgp_debug_update(peer, NULL, NULL, 1))
3157 zlog_debug(
3158 "Processing route_map %s update on peer %s (inbound, route-refresh)",
3159 rmap_name, peer->host);
3160 bgp_route_refresh_send(peer, afi, safi, 0, 0,
3161 0);
3162 }
3163 }
3164 }
3165
3166 /*
3167 * For outbound, unsuppress and default-originate map change (content or
3168 * map created), merely update the "config" here, the actual route
3169 * announcement happens at the group level.
3170 */
3171 if (filter->map[RMAP_OUT].name
3172 && (strcmp(rmap_name, filter->map[RMAP_OUT].name) == 0))
3173 filter->map[RMAP_OUT].map = map;
3174
3175 if (filter->usmap.name && (strcmp(rmap_name, filter->usmap.name) == 0))
3176 filter->usmap.map = map;
3177
3178 if (peer->default_rmap[afi][safi].name
3179 && (strcmp(rmap_name, peer->default_rmap[afi][safi].name) == 0))
3180 peer->default_rmap[afi][safi].map = map;
3181 }
3182
3183 static void bgp_route_map_update_peer_group(const char *rmap_name,
3184 struct route_map *map,
3185 struct bgp *bgp)
3186 {
3187 struct peer_group *group;
3188 struct listnode *node, *nnode;
3189 struct bgp_filter *filter;
3190 int afi, safi;
3191 int direct;
3192
3193 if (!bgp)
3194 return;
3195
3196 /* All the peers have been updated correctly already. This is
3197 * just updating the placeholder data. No real update required.
3198 */
3199 for (ALL_LIST_ELEMENTS(bgp->group, node, nnode, group)) {
3200 FOREACH_AFI_SAFI (afi, safi) {
3201 filter = &group->conf->filter[afi][safi];
3202
3203 for (direct = RMAP_IN; direct < RMAP_MAX; direct++) {
3204 if ((filter->map[direct].name)
3205 && (strcmp(rmap_name,
3206 filter->map[direct].name)
3207 == 0))
3208 filter->map[direct].map = map;
3209 }
3210
3211 if (filter->usmap.name
3212 && (strcmp(rmap_name, filter->usmap.name) == 0))
3213 filter->usmap.map = map;
3214 }
3215 }
3216 }
3217
3218 /*
3219 * Note that if an extreme number (tens of thousands) of route-maps are in use
3220 * and if bgp has an extreme number of peers, network statements, etc then this
3221 * function can consume a lot of cycles. This is due to this function being
3222 * called for each route-map and within this function we walk the list of peers,
3223 * network statements, etc looking to see if they use this route-map.
3224 */
3225 static void bgp_route_map_process_update(struct bgp *bgp, const char *rmap_name,
3226 int route_update)
3227 {
3228 int i;
3229 afi_t afi;
3230 safi_t safi;
3231 struct peer *peer;
3232 struct bgp_node *bn;
3233 struct bgp_static *bgp_static;
3234 struct listnode *node, *nnode;
3235 struct route_map *map;
3236 char buf[INET6_ADDRSTRLEN];
3237
3238 map = route_map_lookup_by_name(rmap_name);
3239
3240 for (ALL_LIST_ELEMENTS(bgp->peer, node, nnode, peer)) {
3241
3242 /* Ignore dummy peer-group structure */
3243 if (CHECK_FLAG(peer->sflags, PEER_STATUS_GROUP))
3244 continue;
3245
3246 FOREACH_AFI_SAFI (afi, safi) {
3247 /* process in/out/import/export/default-orig
3248 * route-maps */
3249 bgp_route_map_process_peer(rmap_name, map, peer, afi,
3250 safi, route_update);
3251 }
3252 }
3253
3254 /* for outbound/default-orig route-maps, process for groups */
3255 update_group_policy_update(bgp, BGP_POLICY_ROUTE_MAP, rmap_name,
3256 route_update, 0);
3257
3258 /* update peer-group config (template) */
3259 bgp_route_map_update_peer_group(rmap_name, map, bgp);
3260
3261 FOREACH_AFI_SAFI (afi, safi) {
3262 /* For table route-map updates. */
3263 if (!bgp_fibupd_safi(safi))
3264 continue;
3265
3266 if (bgp->table_map[afi][safi].name
3267 && (strcmp(rmap_name, bgp->table_map[afi][safi].name)
3268 == 0)) {
3269
3270 /* bgp->table_map[afi][safi].map is NULL.
3271 * i.e Route map creation event.
3272 * So update applied_counter.
3273 * If it is not NULL, i.e It may be routemap updation or
3274 * deletion. so no need to update the counter.
3275 */
3276 if (!bgp->table_map[afi][safi].map)
3277 route_map_counter_increment(map);
3278 bgp->table_map[afi][safi].map = map;
3279
3280 if (BGP_DEBUG(zebra, ZEBRA))
3281 zlog_debug(
3282 "Processing route_map %s update on "
3283 "table map",
3284 rmap_name);
3285 if (route_update)
3286 bgp_zebra_announce_table(bgp, afi, safi);
3287 }
3288
3289 /* For network route-map updates. */
3290 for (bn = bgp_table_top(bgp->route[afi][safi]); bn;
3291 bn = bgp_route_next(bn)) {
3292 bgp_static = bgp_node_get_bgp_static_info(bn);
3293 if (!bgp_static)
3294 continue;
3295
3296 if (!bgp_static->rmap.name
3297 || (strcmp(rmap_name, bgp_static->rmap.name) != 0))
3298 continue;
3299
3300 if (!bgp_static->rmap.map)
3301 route_map_counter_increment(map);
3302
3303 bgp_static->rmap.map = map;
3304
3305 if (route_update && !bgp_static->backdoor) {
3306 if (bgp_debug_zebra(&bn->p))
3307 zlog_debug(
3308 "Processing route_map %s update on static route %s",
3309 rmap_name,
3310 inet_ntop(bn->p.family,
3311 &bn->p.u.prefix, buf,
3312 INET6_ADDRSTRLEN));
3313 bgp_static_update(bgp, &bn->p, bgp_static, afi,
3314 safi);
3315 }
3316 }
3317 }
3318
3319 /* For redistribute route-map updates. */
3320 for (afi = AFI_IP; afi < AFI_MAX; afi++)
3321 for (i = 0; i < ZEBRA_ROUTE_MAX; i++) {
3322 struct list *red_list;
3323 struct bgp_redist *red;
3324
3325 red_list = bgp->redist[afi][i];
3326 if (!red_list)
3327 continue;
3328
3329 for (ALL_LIST_ELEMENTS_RO(red_list, node, red)) {
3330 if (!red->rmap.name
3331 || (strcmp(rmap_name, red->rmap.name) != 0))
3332 continue;
3333
3334 if (!red->rmap.map)
3335 route_map_counter_increment(map);
3336
3337 red->rmap.map = map;
3338
3339 if (!route_update)
3340 continue;
3341
3342 if (BGP_DEBUG(zebra, ZEBRA))
3343 zlog_debug(
3344 "Processing route_map %s update on redistributed routes",
3345 rmap_name);
3346
3347 bgp_redistribute_resend(bgp, afi, i,
3348 red->instance);
3349 }
3350 }
3351
3352 /* for type5 command route-maps */
3353 FOREACH_AFI_SAFI (afi, safi) {
3354 if (!bgp->adv_cmd_rmap[afi][safi].name
3355 || strcmp(rmap_name, bgp->adv_cmd_rmap[afi][safi].name)
3356 != 0)
3357 continue;
3358
3359 /* Make sure the route-map is populated here if not already done */
3360 bgp->adv_cmd_rmap[afi][safi].map = map;
3361
3362 if (BGP_DEBUG(zebra, ZEBRA))
3363 zlog_debug(
3364 "Processing route_map %s update on advertise type5 route command",
3365 rmap_name);
3366
3367 if (route_update && advertise_type5_routes(bgp, afi)) {
3368 bgp_evpn_withdraw_type5_routes(bgp, afi, safi);
3369 bgp_evpn_advertise_type5_routes(bgp, afi, safi);
3370 }
3371 }
3372 }
3373
3374 static void bgp_route_map_process_update_cb(char *rmap_name)
3375 {
3376 struct listnode *node, *nnode;
3377 struct bgp *bgp;
3378
3379 for (ALL_LIST_ELEMENTS(bm->bgp, node, nnode, bgp)) {
3380 bgp_route_map_process_update(bgp, rmap_name, 1);
3381
3382 #if ENABLE_BGP_VNC
3383 /* zlog_debug("%s: calling vnc_routemap_update", __func__); */
3384 vnc_routemap_update(bgp, __func__);
3385 #endif
3386 }
3387
3388 vpn_policy_routemap_event(rmap_name);
3389 }
3390
3391 int bgp_route_map_update_timer(struct thread *thread)
3392 {
3393 bm->t_rmap_update = NULL;
3394
3395 route_map_walk_update_list(bgp_route_map_process_update_cb);
3396
3397 return (0);
3398 }
3399
3400 static void bgp_route_map_mark_update(const char *rmap_name)
3401 {
3402 if (bm->t_rmap_update == NULL) {
3403 struct listnode *node, *nnode;
3404 struct bgp *bgp;
3405
3406 /* rmap_update_timer of 0 means don't do route updates */
3407 if (bm->rmap_update_timer) {
3408 bm->t_rmap_update = NULL;
3409 thread_add_timer(bm->master, bgp_route_map_update_timer,
3410 NULL, bm->rmap_update_timer,
3411 &bm->t_rmap_update);
3412
3413 /* Signal the groups that a route-map update event has
3414 * started */
3415 for (ALL_LIST_ELEMENTS(bm->bgp, node, nnode, bgp))
3416 update_group_policy_update(bgp,
3417 BGP_POLICY_ROUTE_MAP,
3418 rmap_name, 1, 1);
3419 } else {
3420 for (ALL_LIST_ELEMENTS(bm->bgp, node, nnode, bgp))
3421 bgp_route_map_process_update(bgp, rmap_name, 0);
3422 #if ENABLE_BGP_VNC
3423 zlog_debug("%s: calling vnc_routemap_update", __func__);
3424 vnc_routemap_update(bgp, __func__);
3425 #endif
3426 }
3427 }
3428 }
3429
3430 static void bgp_route_map_add(const char *rmap_name)
3431 {
3432 if (route_map_mark_updated(rmap_name) == 0)
3433 bgp_route_map_mark_update(rmap_name);
3434
3435 route_map_notify_dependencies(rmap_name, RMAP_EVENT_MATCH_ADDED);
3436 }
3437
3438 static void bgp_route_map_delete(const char *rmap_name)
3439 {
3440 if (route_map_mark_updated(rmap_name) == 0)
3441 bgp_route_map_mark_update(rmap_name);
3442
3443 route_map_notify_dependencies(rmap_name, RMAP_EVENT_MATCH_DELETED);
3444 }
3445
3446 static void bgp_route_map_event(const char *rmap_name)
3447 {
3448 if (route_map_mark_updated(rmap_name) == 0)
3449 bgp_route_map_mark_update(rmap_name);
3450
3451 route_map_notify_dependencies(rmap_name, RMAP_EVENT_MATCH_ADDED);
3452 }
3453
3454 DEFUN (match_mac_address,
3455 match_mac_address_cmd,
3456 "match mac address WORD",
3457 MATCH_STR
3458 "mac address\n"
3459 "Match address of route\n"
3460 "MAC Access-list name\n")
3461 {
3462 return bgp_route_match_add(vty, "mac address", argv[3]->arg,
3463 RMAP_EVENT_FILTER_ADDED);
3464 }
3465
3466 DEFUN (no_match_mac_address,
3467 no_match_mac_address_cmd,
3468 "no match mac address WORD",
3469 NO_STR
3470 MATCH_STR
3471 "mac\n"
3472 "Match address of route\n"
3473 "MAC acess-list name\n")
3474 {
3475 return bgp_route_match_delete(vty, "mac address", argv[4]->arg,
3476 RMAP_EVENT_FILTER_DELETED);
3477 }
3478
3479 DEFUN (match_evpn_route_type,
3480 match_evpn_route_type_cmd,
3481 "match evpn route-type <macip | multicast | prefix>",
3482 MATCH_STR
3483 EVPN_HELP_STR
3484 "Match route-type\n"
3485 "mac-ip route\n"
3486 "IMET route\n"
3487 "prefix route\n")
3488 {
3489 return bgp_route_match_add(vty, "evpn route-type", argv[3]->arg,
3490 RMAP_EVENT_MATCH_ADDED);
3491 }
3492
3493 DEFUN (no_match_evpn_route_type,
3494 no_match_evpn_route_type_cmd,
3495 "no match evpn route-type <macip | multicast | prefix>",
3496 NO_STR
3497 MATCH_STR
3498 EVPN_HELP_STR
3499 "Match route-type\n"
3500 "mac-ip route\n"
3501 "IMET route\n"
3502 "prefix route\n")
3503 {
3504 return bgp_route_match_delete(vty, "evpn route-type", argv[4]->arg,
3505 RMAP_EVENT_MATCH_DELETED);
3506 }
3507
3508
3509 DEFUN (match_evpn_vni,
3510 match_evpn_vni_cmd,
3511 "match evpn vni " CMD_VNI_RANGE,
3512 MATCH_STR
3513 EVPN_HELP_STR
3514 "Match VNI\n"
3515 "VNI ID\n")
3516 {
3517 return bgp_route_match_add(vty, "evpn vni", argv[3]->arg,
3518 RMAP_EVENT_MATCH_ADDED);
3519 }
3520
3521 DEFUN (no_match_evpn_vni,
3522 no_match_evpn_vni_cmd,
3523 "no match evpn vni " CMD_VNI_RANGE,
3524 NO_STR
3525 MATCH_STR
3526 EVPN_HELP_STR
3527 "Match VNI\n"
3528 "VNI ID\n")
3529 {
3530 return bgp_route_match_delete(vty, "evpn vni", argv[4]->arg,
3531 RMAP_EVENT_MATCH_DELETED);
3532 }
3533
3534 DEFUN (match_evpn_default_route,
3535 match_evpn_default_route_cmd,
3536 "match evpn default-route",
3537 MATCH_STR
3538 EVPN_HELP_STR
3539 "default EVPN type-5 route\n")
3540 {
3541 return bgp_route_match_add(vty, "evpn default-route", NULL,
3542 RMAP_EVENT_MATCH_ADDED);
3543 }
3544
3545 DEFUN (no_match_evpn_default_route,
3546 no_match_evpn_default_route_cmd,
3547 "no match evpn default-route",
3548 NO_STR
3549 MATCH_STR
3550 EVPN_HELP_STR
3551 "default EVPN type-5 route\n")
3552 {
3553 return bgp_route_match_delete(vty, "evpn default-route", NULL,
3554 RMAP_EVENT_MATCH_DELETED);
3555 }
3556
3557 DEFPY(match_vrl_source_vrf,
3558 match_vrl_source_vrf_cmd,
3559 "match source-vrf NAME$vrf_name",
3560 MATCH_STR
3561 "source vrf\n"
3562 "The VRF name\n")
3563 {
3564 return bgp_route_match_add(vty, "source-vrf", vrf_name,
3565 RMAP_EVENT_MATCH_ADDED);
3566 }
3567
3568 DEFPY(no_match_vrl_source_vrf,
3569 no_match_vrl_source_vrf_cmd,
3570 "no match source-vrf NAME$vrf_name",
3571 NO_STR
3572 MATCH_STR
3573 "source vrf\n"
3574 "The VRF name\n")
3575 {
3576 return bgp_route_match_delete(vty, "source-vrf", vrf_name,
3577 RMAP_EVENT_MATCH_DELETED);
3578 }
3579
3580 DEFUN (match_peer,
3581 match_peer_cmd,
3582 "match peer <A.B.C.D|X:X::X:X|WORD>",
3583 MATCH_STR
3584 "Match peer address\n"
3585 "IP address of peer\n"
3586 "IPv6 address of peer\n"
3587 "Interface name of peer\n")
3588 {
3589 int idx_ip = 2;
3590 return bgp_route_match_add(vty, "peer", argv[idx_ip]->arg,
3591 RMAP_EVENT_MATCH_ADDED);
3592 }
3593
3594 DEFUN (match_peer_local,
3595 match_peer_local_cmd,
3596 "match peer local",
3597 MATCH_STR
3598 "Match peer address\n"
3599 "Static or Redistributed routes\n")
3600 {
3601 return bgp_route_match_add(vty, "peer", "local",
3602 RMAP_EVENT_MATCH_DELETED);
3603 }
3604
3605 DEFUN (no_match_peer,
3606 no_match_peer_cmd,
3607 "no match peer [<local|A.B.C.D|X:X::X:X|WORD>]",
3608 NO_STR
3609 MATCH_STR
3610 "Match peer address\n"
3611 "Static or Redistributed routes\n"
3612 "IP address of peer\n"
3613 "IPv6 address of peer\n"
3614 "Interface name of peer\n")
3615 {
3616 int idx_peer = 3;
3617
3618 if (argc <= idx_peer)
3619 return bgp_route_match_delete(vty, "peer", NULL,
3620 RMAP_EVENT_MATCH_DELETED);
3621 return bgp_route_match_delete(vty, "peer", argv[idx_peer]->arg,
3622 RMAP_EVENT_MATCH_DELETED);
3623 }
3624
3625 #if defined(HAVE_LUA)
3626 DEFUN (match_command,
3627 match_command_cmd,
3628 "match command WORD",
3629 MATCH_STR
3630 "Run a command to match\n"
3631 "The command to run\n")
3632 {
3633 return bgp_route_match_add(vty, "command", argv[2]->arg,
3634 RMAP_EVENT_FILTER_ADDED);
3635 }
3636
3637 DEFUN (no_match_command,
3638 no_match_command_cmd,
3639 "no match command WORD",
3640 NO_STR
3641 MATCH_STR
3642 "Run a command to match\n"
3643 "The command to run\n")
3644 {
3645 return bgp_route_match_delete(vty, "command", argv[3]->arg,
3646 RMAP_EVENT_FILTER_DELETED);
3647 }
3648 #endif
3649
3650 /* match probability */
3651 DEFUN (match_probability,
3652 match_probability_cmd,
3653 "match probability (0-100)",
3654 MATCH_STR
3655 "Match portion of routes defined by percentage value\n"
3656 "Percentage of routes\n")
3657 {
3658 int idx_number = 2;
3659 return bgp_route_match_add(vty, "probability", argv[idx_number]->arg,
3660 RMAP_EVENT_MATCH_ADDED);
3661 }
3662
3663
3664 DEFUN (no_match_probability,
3665 no_match_probability_cmd,
3666 "no match probability [(1-99)]",
3667 NO_STR
3668 MATCH_STR
3669 "Match portion of routes defined by percentage value\n"
3670 "Percentage of routes\n")
3671 {
3672 int idx_number = 3;
3673 if (argc <= idx_number)
3674 return bgp_route_match_delete(vty, "probability", NULL,
3675 RMAP_EVENT_MATCH_DELETED);
3676 return bgp_route_match_delete(vty, "probability", argv[idx_number]->arg,
3677 RMAP_EVENT_MATCH_DELETED);
3678 }
3679
3680
3681 DEFUN (match_ip_route_source,
3682 match_ip_route_source_cmd,
3683 "match ip route-source <(1-199)|(1300-2699)|WORD>",
3684 MATCH_STR
3685 IP_STR
3686 "Match advertising source address of route\n"
3687 "IP access-list number\n"
3688 "IP access-list number (expanded range)\n"
3689 "IP standard access-list name\n")
3690 {
3691 int idx_acl = 3;
3692 return bgp_route_match_add(vty, "ip route-source", argv[idx_acl]->arg,
3693 RMAP_EVENT_FILTER_ADDED);
3694 }
3695
3696
3697 DEFUN (no_match_ip_route_source,
3698 no_match_ip_route_source_cmd,
3699 "no match ip route-source [<(1-199)|(1300-2699)|WORD>]",
3700 NO_STR
3701 MATCH_STR
3702 IP_STR
3703 "Match advertising source address of route\n"
3704 "IP access-list number\n"
3705 "IP access-list number (expanded range)\n"
3706 "IP standard access-list name\n")
3707 {
3708 int idx_number = 4;
3709 if (argc <= idx_number)
3710 return bgp_route_match_delete(vty, "ip route-source", NULL,
3711 RMAP_EVENT_FILTER_DELETED);
3712 return bgp_route_match_delete(vty, "ip route-source",
3713 argv[idx_number]->arg,
3714 RMAP_EVENT_FILTER_DELETED);
3715 }
3716
3717
3718 DEFUN (match_ip_route_source_prefix_list,
3719 match_ip_route_source_prefix_list_cmd,
3720 "match ip route-source prefix-list WORD",
3721 MATCH_STR
3722 IP_STR
3723 "Match advertising source address of route\n"
3724 "Match entries of prefix-lists\n"
3725 "IP prefix-list name\n")
3726 {
3727 int idx_word = 4;
3728 return bgp_route_match_add(vty, "ip route-source prefix-list",
3729 argv[idx_word]->arg, RMAP_EVENT_PLIST_ADDED);
3730 }
3731
3732
3733 DEFUN (no_match_ip_route_source_prefix_list,
3734 no_match_ip_route_source_prefix_list_cmd,
3735 "no match ip route-source prefix-list [WORD]",
3736 NO_STR
3737 MATCH_STR
3738 IP_STR
3739 "Match advertising source address of route\n"
3740 "Match entries of prefix-lists\n"
3741 "IP prefix-list name\n")
3742 {
3743 int idx_word = 5;
3744 if (argc <= idx_word)
3745 return bgp_route_match_delete(vty,
3746 "ip route-source prefix-list",
3747 NULL, RMAP_EVENT_PLIST_DELETED);
3748 return bgp_route_match_delete(vty, "ip route-source prefix-list",
3749 argv[idx_word]->arg,
3750 RMAP_EVENT_PLIST_DELETED);
3751 }
3752
3753
3754 DEFUN (match_local_pref,
3755 match_local_pref_cmd,
3756 "match local-preference (0-4294967295)",
3757 MATCH_STR
3758 "Match local-preference of route\n"
3759 "Metric value\n")
3760 {
3761 int idx_number = 2;
3762 return bgp_route_match_add(vty, "local-preference",
3763 argv[idx_number]->arg,
3764 RMAP_EVENT_MATCH_ADDED);
3765 }
3766
3767
3768 DEFUN (no_match_local_pref,
3769 no_match_local_pref_cmd,
3770 "no match local-preference [(0-4294967295)]",
3771 NO_STR
3772 MATCH_STR
3773 "Match local preference of route\n"
3774 "Local preference value\n")
3775 {
3776 int idx_localpref = 3;
3777 if (argc <= idx_localpref)
3778 return bgp_route_match_delete(vty, "local-preference", NULL,
3779 RMAP_EVENT_MATCH_DELETED);
3780 return bgp_route_match_delete(vty, "local-preference",
3781 argv[idx_localpref]->arg,
3782 RMAP_EVENT_MATCH_DELETED);
3783 }
3784
3785
3786 DEFUN (match_community,
3787 match_community_cmd,
3788 "match community <(1-99)|(100-500)|WORD> [exact-match]",
3789 MATCH_STR
3790 "Match BGP community list\n"
3791 "Community-list number (standard)\n"
3792 "Community-list number (expanded)\n"
3793 "Community-list name\n"
3794 "Do exact matching of communities\n")
3795 {
3796 int idx_comm_list = 2;
3797 int ret;
3798 char *argstr;
3799
3800 if (argc == 4) {
3801 argstr = XMALLOC(MTYPE_ROUTE_MAP_COMPILED,
3802 strlen(argv[idx_comm_list]->arg)
3803 + strlen("exact-match") + 2);
3804
3805 sprintf(argstr, "%s exact-match", argv[idx_comm_list]->arg);
3806 } else
3807 argstr = argv[idx_comm_list]->arg;
3808
3809 ret = bgp_route_match_add(vty, "community", argstr,
3810 RMAP_EVENT_CLIST_ADDED);
3811
3812 if (argstr != argv[idx_comm_list]->arg)
3813 XFREE(MTYPE_ROUTE_MAP_COMPILED, argstr);
3814
3815 return ret;
3816 }
3817
3818 DEFUN (no_match_community,
3819 no_match_community_cmd,
3820 "no match community [<(1-99)|(100-500)|WORD> [exact-match]]",
3821 NO_STR
3822 MATCH_STR
3823 "Match BGP community list\n"
3824 "Community-list number (standard)\n"
3825 "Community-list number (expanded)\n"
3826 "Community-list name\n"
3827 "Do exact matching of communities\n")
3828 {
3829 return bgp_route_match_delete(vty, "community", NULL,
3830 RMAP_EVENT_CLIST_DELETED);
3831 }
3832
3833 DEFUN (match_lcommunity,
3834 match_lcommunity_cmd,
3835 "match large-community <(1-99)|(100-500)|WORD> [exact-match]",
3836 MATCH_STR
3837 "Match BGP large community list\n"
3838 "Large Community-list number (standard)\n"
3839 "Large Community-list number (expanded)\n"
3840 "Large Community-list name\n"
3841 "Do exact matching of communities\n")
3842 {
3843 int idx_lcomm_list = 2;
3844 int ret;
3845 char *argstr;
3846
3847 if (argc == 4) {
3848 argstr = XMALLOC(MTYPE_ROUTE_MAP_COMPILED,
3849 strlen(argv[idx_lcomm_list]->arg)
3850 + strlen("exact-match") + 2);
3851
3852 sprintf(argstr, "%s exact-match", argv[idx_lcomm_list]->arg);
3853 } else
3854 argstr = argv[idx_lcomm_list]->arg;
3855
3856 ret = bgp_route_match_add(vty, "large-community", argstr,
3857 RMAP_EVENT_LLIST_ADDED);
3858 if (argstr != argv[idx_lcomm_list]->arg)
3859 XFREE(MTYPE_ROUTE_MAP_COMPILED, argstr);
3860
3861 return ret;
3862 }
3863
3864 DEFUN (no_match_lcommunity,
3865 no_match_lcommunity_cmd,
3866 "no match large-community [<(1-99)|(100-500)|WORD> [exact-match]]",
3867 NO_STR
3868 MATCH_STR
3869 "Match BGP large community list\n"
3870 "Large Community-list number (standard)\n"
3871 "Large Community-list number (expanded)\n"
3872 "Large Community-list name\n"
3873 "Do exact matching of communities\n")
3874 {
3875 return bgp_route_match_delete(vty, "large-community", NULL,
3876 RMAP_EVENT_LLIST_DELETED);
3877 }
3878
3879 DEFUN (match_ecommunity,
3880 match_ecommunity_cmd,
3881 "match extcommunity <(1-99)|(100-500)|WORD>",
3882 MATCH_STR
3883 "Match BGP/VPN extended community list\n"
3884 "Extended community-list number (standard)\n"
3885 "Extended community-list number (expanded)\n"
3886 "Extended community-list name\n")
3887 {
3888 int idx_comm_list = 2;
3889 return bgp_route_match_add(vty, "extcommunity",
3890 argv[idx_comm_list]->arg,
3891 RMAP_EVENT_ECLIST_ADDED);
3892 }
3893
3894
3895 DEFUN (no_match_ecommunity,
3896 no_match_ecommunity_cmd,
3897 "no match extcommunity [<(1-99)|(100-500)|WORD>]",
3898 NO_STR
3899 MATCH_STR
3900 "Match BGP/VPN extended community list\n"
3901 "Extended community-list number (standard)\n"
3902 "Extended community-list number (expanded)\n"
3903 "Extended community-list name\n")
3904 {
3905 return bgp_route_match_delete(vty, "extcommunity", NULL,
3906 RMAP_EVENT_ECLIST_DELETED);
3907 }
3908
3909
3910 DEFUN (match_aspath,
3911 match_aspath_cmd,
3912 "match as-path WORD",
3913 MATCH_STR
3914 "Match BGP AS path list\n"
3915 "AS path access-list name\n")
3916 {
3917 int idx_word = 2;
3918 return bgp_route_match_add(vty, "as-path", argv[idx_word]->arg,
3919 RMAP_EVENT_ASLIST_ADDED);
3920 }
3921
3922
3923 DEFUN (no_match_aspath,
3924 no_match_aspath_cmd,
3925 "no match as-path [WORD]",
3926 NO_STR
3927 MATCH_STR
3928 "Match BGP AS path list\n"
3929 "AS path access-list name\n")
3930 {
3931 return bgp_route_match_delete(vty, "as-path", NULL,
3932 RMAP_EVENT_ASLIST_DELETED);
3933 }
3934
3935
3936 DEFUN (match_origin,
3937 match_origin_cmd,
3938 "match origin <egp|igp|incomplete>",
3939 MATCH_STR
3940 "BGP origin code\n"
3941 "remote EGP\n"
3942 "local IGP\n"
3943 "unknown heritage\n")
3944 {
3945 int idx_origin = 2;
3946 if (strncmp(argv[idx_origin]->arg, "igp", 2) == 0)
3947 return bgp_route_match_add(vty, "origin", "igp",
3948 RMAP_EVENT_MATCH_ADDED);
3949 if (strncmp(argv[idx_origin]->arg, "egp", 1) == 0)
3950 return bgp_route_match_add(vty, "origin", "egp",
3951 RMAP_EVENT_MATCH_ADDED);
3952 if (strncmp(argv[idx_origin]->arg, "incomplete", 2) == 0)
3953 return bgp_route_match_add(vty, "origin", "incomplete",
3954 RMAP_EVENT_MATCH_ADDED);
3955
3956 vty_out(vty, "%% Invalid match origin type\n");
3957 return CMD_WARNING_CONFIG_FAILED;
3958 }
3959
3960
3961 DEFUN (no_match_origin,
3962 no_match_origin_cmd,
3963 "no match origin [<egp|igp|incomplete>]",
3964 NO_STR
3965 MATCH_STR
3966 "BGP origin code\n"
3967 "remote EGP\n"
3968 "local IGP\n"
3969 "unknown heritage\n")
3970 {
3971 return bgp_route_match_delete(vty, "origin", NULL,
3972 RMAP_EVENT_MATCH_DELETED);
3973 }
3974
3975 DEFUN (set_ip_nexthop_peer,
3976 set_ip_nexthop_peer_cmd,
3977 "[no] set ip next-hop peer-address",
3978 NO_STR
3979 SET_STR
3980 IP_STR
3981 "Next hop address\n"
3982 "Use peer address (for BGP only)\n")
3983 {
3984 int (*func)(struct vty *, struct route_map_index *, const char *,
3985 const char *) = strmatch(argv[0]->text, "no")
3986 ? generic_set_delete
3987 : generic_set_add;
3988
3989 return func(vty, VTY_GET_CONTEXT(route_map_index), "ip next-hop",
3990 "peer-address");
3991 }
3992
3993 DEFUN (set_ip_nexthop_unchanged,
3994 set_ip_nexthop_unchanged_cmd,
3995 "[no] set ip next-hop unchanged",
3996 NO_STR
3997 SET_STR
3998 IP_STR
3999 "Next hop address\n"
4000 "Don't modify existing Next hop address\n")
4001 {
4002 int (*func)(struct vty *, struct route_map_index *, const char *,
4003 const char *) = strmatch(argv[0]->text, "no")
4004 ? generic_set_delete
4005 : generic_set_add;
4006
4007 return func(vty, VTY_GET_CONTEXT(route_map_index), "ip next-hop",
4008 "unchanged");
4009 }
4010
4011
4012 DEFUN (set_local_pref,
4013 set_local_pref_cmd,
4014 "set local-preference (0-4294967295)",
4015 SET_STR
4016 "BGP local preference path attribute\n"
4017 "Preference value\n")
4018 {
4019 int idx_number = 2;
4020 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4021 "local-preference", argv[idx_number]->arg);
4022 }
4023
4024
4025 DEFUN (no_set_local_pref,
4026 no_set_local_pref_cmd,
4027 "no set local-preference [(0-4294967295)]",
4028 NO_STR
4029 SET_STR
4030 "BGP local preference path attribute\n"
4031 "Preference value\n")
4032 {
4033 int idx_localpref = 3;
4034 if (argc <= idx_localpref)
4035 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4036 "local-preference", NULL);
4037 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4038 "local-preference", argv[idx_localpref]->arg);
4039 }
4040
4041
4042 DEFUN (set_weight,
4043 set_weight_cmd,
4044 "set weight (0-4294967295)",
4045 SET_STR
4046 "BGP weight for routing table\n"
4047 "Weight value\n")
4048 {
4049 int idx_number = 2;
4050 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), "weight",
4051 argv[idx_number]->arg);
4052 }
4053
4054
4055 DEFUN (no_set_weight,
4056 no_set_weight_cmd,
4057 "no set weight [(0-4294967295)]",
4058 NO_STR
4059 SET_STR
4060 "BGP weight for routing table\n"
4061 "Weight value\n")
4062 {
4063 int idx_weight = 3;
4064 if (argc <= idx_weight)
4065 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4066 "weight", NULL);
4067 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4068 "weight", argv[idx_weight]->arg);
4069 }
4070
4071 DEFUN (set_label_index,
4072 set_label_index_cmd,
4073 "set label-index (0-1048560)",
4074 SET_STR
4075 "Label index to associate with the prefix\n"
4076 "Label index value\n")
4077 {
4078 int idx_number = 2;
4079 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4080 "label-index", argv[idx_number]->arg);
4081 }
4082
4083 DEFUN (no_set_label_index,
4084 no_set_label_index_cmd,
4085 "no set label-index [(0-1048560)]",
4086 NO_STR
4087 SET_STR
4088 "Label index to associate with the prefix\n"
4089 "Label index value\n")
4090 {
4091 int idx_label_index = 3;
4092 if (argc <= idx_label_index)
4093 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4094 "label-index", NULL);
4095 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4096 "label-index", argv[idx_label_index]->arg);
4097 }
4098
4099 DEFUN (set_aspath_prepend_asn,
4100 set_aspath_prepend_asn_cmd,
4101 "set as-path prepend (1-4294967295)...",
4102 SET_STR
4103 "Transform BGP AS_PATH attribute\n"
4104 "Prepend to the as-path\n"
4105 "AS number\n")
4106 {
4107 int idx_asn = 3;
4108 int ret;
4109 char *str;
4110
4111 str = argv_concat(argv, argc, idx_asn);
4112 ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4113 "as-path prepend", str);
4114 XFREE(MTYPE_TMP, str);
4115
4116 return ret;
4117 }
4118
4119 DEFUN (set_aspath_prepend_lastas,
4120 set_aspath_prepend_lastas_cmd,
4121 "set as-path prepend last-as (1-10)",
4122 SET_STR
4123 "Transform BGP AS_PATH attribute\n"
4124 "Prepend to the as-path\n"
4125 "Use the peer's AS-number\n"
4126 "Number of times to insert\n")
4127 {
4128 return set_aspath_prepend_asn(self, vty, argc, argv);
4129 }
4130
4131 DEFUN (no_set_aspath_prepend,
4132 no_set_aspath_prepend_cmd,
4133 "no set as-path prepend [(1-4294967295)]",
4134 NO_STR
4135 SET_STR
4136 "Transform BGP AS_PATH attribute\n"
4137 "Prepend to the as-path\n"
4138 "AS number\n")
4139 {
4140 int idx_asn = 4;
4141 int ret;
4142 char *str;
4143
4144 str = argv_concat(argv, argc, idx_asn);
4145 ret = generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4146 "as-path prepend", str);
4147 XFREE(MTYPE_TMP, str);
4148 return ret;
4149 }
4150
4151
4152 DEFUN (set_aspath_exclude,
4153 set_aspath_exclude_cmd,
4154 "set as-path exclude (1-4294967295)...",
4155 SET_STR
4156 "Transform BGP AS-path attribute\n"
4157 "Exclude from the as-path\n"
4158 "AS number\n")
4159 {
4160 int idx_asn = 3;
4161 int ret;
4162 char *str;
4163
4164 str = argv_concat(argv, argc, idx_asn);
4165 ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4166 "as-path exclude", str);
4167 XFREE(MTYPE_TMP, str);
4168 return ret;
4169 }
4170
4171 DEFUN (no_set_aspath_exclude,
4172 no_set_aspath_exclude_cmd,
4173 "no set as-path exclude (1-4294967295)...",
4174 NO_STR
4175 SET_STR
4176 "Transform BGP AS_PATH attribute\n"
4177 "Exclude from the as-path\n"
4178 "AS number\n")
4179 {
4180 int idx_asn = 4;
4181 int ret;
4182 char *str;
4183
4184 str = argv_concat(argv, argc, idx_asn);
4185 ret = generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4186 "as-path exclude", str);
4187 XFREE(MTYPE_TMP, str);
4188 return ret;
4189 }
4190
4191 ALIAS(no_set_aspath_exclude, no_set_aspath_exclude_all_cmd,
4192 "no set as-path exclude",
4193 NO_STR SET_STR
4194 "Transform BGP AS_PATH attribute\n"
4195 "Exclude from the as-path\n")
4196
4197 DEFUN (set_community,
4198 set_community_cmd,
4199 "set community AA:NN...",
4200 SET_STR
4201 "BGP community attribute\n"
4202 COMMUNITY_VAL_STR)
4203 {
4204 int idx_aa_nn = 2;
4205 int i;
4206 int first = 0;
4207 int additive = 0;
4208 struct buffer *b;
4209 struct community *com = NULL;
4210 char *str;
4211 char *argstr;
4212 int ret;
4213
4214 b = buffer_new(1024);
4215
4216 for (i = idx_aa_nn; i < argc; i++) {
4217 if (strncmp(argv[i]->arg, "additive", strlen(argv[i]->arg))
4218 == 0) {
4219 additive = 1;
4220 continue;
4221 }
4222
4223 if (first)
4224 buffer_putc(b, ' ');
4225 else
4226 first = 1;
4227
4228 if (strncmp(argv[i]->arg, "internet", strlen(argv[i]->arg))
4229 == 0) {
4230 buffer_putstr(b, "internet");
4231 continue;
4232 }
4233 if (strncmp(argv[i]->arg, "local-AS", strlen(argv[i]->arg))
4234 == 0) {
4235 buffer_putstr(b, "local-AS");
4236 continue;
4237 }
4238 if (strncmp(argv[i]->arg, "no-a", strlen("no-a")) == 0
4239 && strncmp(argv[i]->arg, "no-advertise",
4240 strlen(argv[i]->arg))
4241 == 0) {
4242 buffer_putstr(b, "no-advertise");
4243 continue;
4244 }
4245 if (strncmp(argv[i]->arg, "no-e", strlen("no-e")) == 0
4246 && strncmp(argv[i]->arg, "no-export", strlen(argv[i]->arg))
4247 == 0) {
4248 buffer_putstr(b, "no-export");
4249 continue;
4250 }
4251 if (strncmp(argv[i]->arg, "graceful-shutdown",
4252 strlen(argv[i]->arg))
4253 == 0) {
4254 buffer_putstr(b, "graceful-shutdown");
4255 continue;
4256 }
4257 buffer_putstr(b, argv[i]->arg);
4258 }
4259 buffer_putc(b, '\0');
4260
4261 /* Fetch result string then compile it to communities attribute. */
4262 str = buffer_getstr(b);
4263 buffer_free(b);
4264
4265 if (str) {
4266 com = community_str2com(str);
4267 XFREE(MTYPE_TMP, str);
4268 }
4269
4270 /* Can't compile user input into communities attribute. */
4271 if (!com) {
4272 vty_out(vty, "%% Malformed communities attribute\n");
4273 return CMD_WARNING_CONFIG_FAILED;
4274 }
4275
4276 /* Set communites attribute string. */
4277 str = community_str(com, false);
4278
4279 if (additive) {
4280 size_t argstr_sz = strlen(str) + strlen(" additive") + 1;
4281 argstr = XCALLOC(MTYPE_TMP, argstr_sz);
4282 strlcpy(argstr, str, argstr_sz);
4283 strlcat(argstr, " additive", argstr_sz);
4284 ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4285 "community", argstr);
4286 XFREE(MTYPE_TMP, argstr);
4287 } else
4288 ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4289 "community", str);
4290
4291 community_free(&com);
4292
4293 return ret;
4294 }
4295
4296 DEFUN (set_community_none,
4297 set_community_none_cmd,
4298 "set community none",
4299 SET_STR
4300 "BGP community attribute\n"
4301 "No community attribute\n")
4302 {
4303 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4304 "community", "none");
4305 }
4306
4307 DEFUN (no_set_community,
4308 no_set_community_cmd,
4309 "no set community AA:NN...",
4310 NO_STR
4311 SET_STR
4312 "BGP community attribute\n"
4313 COMMUNITY_VAL_STR)
4314 {
4315 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4316 "community", NULL);
4317 }
4318
4319 ALIAS (no_set_community,
4320 no_set_community_short_cmd,
4321 "no set community",
4322 NO_STR
4323 SET_STR
4324 "BGP community attribute\n")
4325
4326
4327 DEFUN (set_community_delete,
4328 set_community_delete_cmd,
4329 "set comm-list <(1-99)|(100-500)|WORD> delete",
4330 SET_STR
4331 "set BGP community list (for deletion)\n"
4332 "Community-list number (standard)\n"
4333 "Community-list number (expanded)\n"
4334 "Community-list name\n"
4335 "Delete matching communities\n")
4336 {
4337 int idx_comm_list = 2;
4338 char *args;
4339
4340 args = argv_concat(argv, argc, idx_comm_list);
4341 generic_set_add(vty, VTY_GET_CONTEXT(route_map_index), "comm-list",
4342 args);
4343 XFREE(MTYPE_TMP, args);
4344
4345 return CMD_SUCCESS;
4346 }
4347
4348 DEFUN (no_set_community_delete,
4349 no_set_community_delete_cmd,
4350 "no set comm-list [<(1-99)|(100-500)|WORD> delete]",
4351 NO_STR
4352 SET_STR
4353 "set BGP community list (for deletion)\n"
4354 "Community-list number (standard)\n"
4355 "Community-list number (expanded)\n"
4356 "Community-list name\n"
4357 "Delete matching communities\n")
4358 {
4359 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4360 "comm-list", NULL);
4361 }
4362
4363 DEFUN (set_lcommunity,
4364 set_lcommunity_cmd,
4365 "set large-community AA:BB:CC...",
4366 SET_STR
4367 "BGP large community attribute\n"
4368 "Large Community number in aa:bb:cc format or additive\n")
4369 {
4370 int ret;
4371 char *str;
4372
4373 str = argv_concat(argv, argc, 2);
4374 ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4375 "large-community", str);
4376 XFREE(MTYPE_TMP, str);
4377
4378 return ret;
4379 }
4380
4381 DEFUN (set_lcommunity_none,
4382 set_lcommunity_none_cmd,
4383 "set large-community none",
4384 SET_STR
4385 "BGP large community attribute\n"
4386 "No large community attribute\n")
4387 {
4388 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4389 "large-community", "none");
4390 }
4391
4392 DEFUN (no_set_lcommunity,
4393 no_set_lcommunity_cmd,
4394 "no set large-community none",
4395 NO_STR
4396 SET_STR
4397 "BGP large community attribute\n"
4398 "No community attribute\n")
4399 {
4400 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4401 "large-community", NULL);
4402 }
4403
4404 DEFUN (no_set_lcommunity1,
4405 no_set_lcommunity1_cmd,
4406 "no set large-community AA:BB:CC...",
4407 NO_STR
4408 SET_STR
4409 "BGP large community attribute\n"
4410 "Large community in AA:BB:CC... format or additive\n")
4411 {
4412 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4413 "large-community", NULL);
4414 }
4415
4416 ALIAS (no_set_lcommunity1,
4417 no_set_lcommunity1_short_cmd,
4418 "no set large-community",
4419 NO_STR
4420 SET_STR
4421 "BGP large community attribute\n")
4422
4423 DEFUN (set_lcommunity_delete,
4424 set_lcommunity_delete_cmd,
4425 "set large-comm-list <(1-99)|(100-500)|WORD> delete",
4426 SET_STR
4427 "set BGP large community list (for deletion)\n"
4428 "Large Community-list number (standard)\n"
4429 "Large Communitly-list number (expanded)\n"
4430 "Large Community-list name\n"
4431 "Delete matching large communities\n")
4432 {
4433 int idx_lcomm_list = 2;
4434 char *args;
4435
4436 args = argv_concat(argv, argc, idx_lcomm_list);
4437 generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4438 "large-comm-list", args);
4439 XFREE(MTYPE_TMP, args);
4440
4441 return CMD_SUCCESS;
4442 }
4443
4444 DEFUN (no_set_lcommunity_delete,
4445 no_set_lcommunity_delete_cmd,
4446 "no set large-comm-list <(1-99)|(100-500)|WORD> [delete]",
4447 NO_STR
4448 SET_STR
4449 "set BGP large community list (for deletion)\n"
4450 "Large Community-list number (standard)\n"
4451 "Large Communitly-list number (expanded)\n"
4452 "Large Community-list name\n"
4453 "Delete matching large communities\n")
4454 {
4455 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4456 "large-comm-list", NULL);
4457 }
4458
4459 ALIAS (no_set_lcommunity_delete,
4460 no_set_lcommunity_delete_short_cmd,
4461 "no set large-comm-list",
4462 NO_STR
4463 SET_STR
4464 "set BGP large community list (for deletion)\n")
4465
4466 DEFUN (set_ecommunity_rt,
4467 set_ecommunity_rt_cmd,
4468 "set extcommunity rt ASN:NN_OR_IP-ADDRESS:NN...",
4469 SET_STR
4470 "BGP extended community attribute\n"
4471 "Route Target extended community\n"
4472 "VPN extended community\n")
4473 {
4474 int idx_asn_nn = 3;
4475 int ret;
4476 char *str;
4477
4478 str = argv_concat(argv, argc, idx_asn_nn);
4479 ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4480 "extcommunity rt", str);
4481 XFREE(MTYPE_TMP, str);
4482
4483 return ret;
4484 }
4485
4486 DEFUN (no_set_ecommunity_rt,
4487 no_set_ecommunity_rt_cmd,
4488 "no set extcommunity rt ASN:NN_OR_IP-ADDRESS:NN...",
4489 NO_STR
4490 SET_STR
4491 "BGP extended community attribute\n"
4492 "Route Target extended community\n"
4493 "VPN extended community\n")
4494 {
4495 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4496 "extcommunity rt", NULL);
4497 }
4498
4499 ALIAS (no_set_ecommunity_rt,
4500 no_set_ecommunity_rt_short_cmd,
4501 "no set extcommunity rt",
4502 NO_STR
4503 SET_STR
4504 "BGP extended community attribute\n"
4505 "Route Target extended community\n")
4506
4507 DEFUN (set_ecommunity_soo,
4508 set_ecommunity_soo_cmd,
4509 "set extcommunity soo ASN:NN_OR_IP-ADDRESS:NN...",
4510 SET_STR
4511 "BGP extended community attribute\n"
4512 "Site-of-Origin extended community\n"
4513 "VPN extended community\n")
4514 {
4515 int idx_asn_nn = 3;
4516 int ret;
4517 char *str;
4518
4519 str = argv_concat(argv, argc, idx_asn_nn);
4520 ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4521 "extcommunity soo", str);
4522 XFREE(MTYPE_TMP, str);
4523 return ret;
4524 }
4525
4526
4527 DEFUN (no_set_ecommunity_soo,
4528 no_set_ecommunity_soo_cmd,
4529 "no set extcommunity soo ASN:NN_OR_IP-ADDRESS:NN...",
4530 NO_STR
4531 SET_STR
4532 "BGP extended community attribute\n"
4533 "Site-of-Origin extended community\n"
4534 "VPN extended community\n")
4535 {
4536 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4537 "extcommunity soo", NULL);
4538 }
4539
4540 ALIAS (no_set_ecommunity_soo,
4541 no_set_ecommunity_soo_short_cmd,
4542 "no set extcommunity soo",
4543 NO_STR
4544 SET_STR
4545 "GP extended community attribute\n"
4546 "Site-of-Origin extended community\n")
4547
4548 DEFUN (set_origin,
4549 set_origin_cmd,
4550 "set origin <egp|igp|incomplete>",
4551 SET_STR
4552 "BGP origin code\n"
4553 "remote EGP\n"
4554 "local IGP\n"
4555 "unknown heritage\n")
4556 {
4557 int idx_origin = 2;
4558 if (strncmp(argv[idx_origin]->arg, "igp", 2) == 0)
4559 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4560 "origin", "igp");
4561 if (strncmp(argv[idx_origin]->arg, "egp", 1) == 0)
4562 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4563 "origin", "egp");
4564 if (strncmp(argv[idx_origin]->arg, "incomplete", 2) == 0)
4565 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4566 "origin", "incomplete");
4567
4568 vty_out(vty, "%% Invalid set origin type\n");
4569 return CMD_WARNING_CONFIG_FAILED;
4570 }
4571
4572
4573 DEFUN (no_set_origin,
4574 no_set_origin_cmd,
4575 "no set origin [<egp|igp|incomplete>]",
4576 NO_STR
4577 SET_STR
4578 "BGP origin code\n"
4579 "remote EGP\n"
4580 "local IGP\n"
4581 "unknown heritage\n")
4582 {
4583 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4584 "origin", NULL);
4585 }
4586
4587
4588 DEFUN (set_atomic_aggregate,
4589 set_atomic_aggregate_cmd,
4590 "set atomic-aggregate",
4591 SET_STR
4592 "BGP atomic aggregate attribute\n" )
4593 {
4594 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4595 "atomic-aggregate", NULL);
4596 }
4597
4598 DEFUN (no_set_atomic_aggregate,
4599 no_set_atomic_aggregate_cmd,
4600 "no set atomic-aggregate",
4601 NO_STR
4602 SET_STR
4603 "BGP atomic aggregate attribute\n" )
4604 {
4605 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4606 "atomic-aggregate", NULL);
4607 }
4608
4609 DEFUN (set_aggregator_as,
4610 set_aggregator_as_cmd,
4611 "set aggregator as (1-4294967295) A.B.C.D",
4612 SET_STR
4613 "BGP aggregator attribute\n"
4614 "AS number of aggregator\n"
4615 "AS number\n"
4616 "IP address of aggregator\n")
4617 {
4618 int idx_number = 3;
4619 int idx_ipv4 = 4;
4620 int ret;
4621 struct in_addr address;
4622 char *argstr;
4623
4624 ret = inet_aton(argv[idx_ipv4]->arg, &address);
4625 if (ret == 0) {
4626 vty_out(vty, "Aggregator IP address is invalid\n");
4627 return CMD_WARNING_CONFIG_FAILED;
4628 }
4629
4630 argstr = XMALLOC(MTYPE_ROUTE_MAP_COMPILED,
4631 strlen(argv[idx_number]->arg)
4632 + strlen(argv[idx_ipv4]->arg) + 2);
4633
4634 sprintf(argstr, "%s %s", argv[idx_number]->arg, argv[idx_ipv4]->arg);
4635
4636 ret = generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4637 "aggregator as", argstr);
4638
4639 XFREE(MTYPE_ROUTE_MAP_COMPILED, argstr);
4640
4641 return ret;
4642 }
4643
4644
4645 DEFUN (no_set_aggregator_as,
4646 no_set_aggregator_as_cmd,
4647 "no set aggregator as [(1-4294967295) A.B.C.D]",
4648 NO_STR
4649 SET_STR
4650 "BGP aggregator attribute\n"
4651 "AS number of aggregator\n"
4652 "AS number\n"
4653 "IP address of aggregator\n")
4654 {
4655 int idx_asn = 4;
4656 int idx_ip = 5;
4657 int ret;
4658 struct in_addr address;
4659 char *argstr;
4660
4661 if (argc <= idx_asn)
4662 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4663 "aggregator as", NULL);
4664
4665 ret = inet_aton(argv[idx_ip]->arg, &address);
4666 if (ret == 0) {
4667 vty_out(vty, "Aggregator IP address is invalid\n");
4668 return CMD_WARNING_CONFIG_FAILED;
4669 }
4670
4671 argstr = XMALLOC(MTYPE_ROUTE_MAP_COMPILED,
4672 strlen(argv[idx_asn]->arg) + strlen(argv[idx_ip]->arg)
4673 + 2);
4674
4675 sprintf(argstr, "%s %s", argv[idx_asn]->arg, argv[idx_ip]->arg);
4676
4677 ret = generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4678 "aggregator as", argstr);
4679
4680 XFREE(MTYPE_ROUTE_MAP_COMPILED, argstr);
4681
4682 return ret;
4683 }
4684
4685 DEFUN (match_ipv6_next_hop,
4686 match_ipv6_next_hop_cmd,
4687 "match ipv6 next-hop X:X::X:X",
4688 MATCH_STR
4689 IPV6_STR
4690 "Match IPv6 next-hop address of route\n"
4691 "IPv6 address of next hop\n")
4692 {
4693 int idx_ipv6 = 3;
4694 return bgp_route_match_add(vty, "ipv6 next-hop", argv[idx_ipv6]->arg,
4695 RMAP_EVENT_MATCH_ADDED);
4696 }
4697
4698 DEFUN (no_match_ipv6_next_hop,
4699 no_match_ipv6_next_hop_cmd,
4700 "no match ipv6 next-hop X:X::X:X",
4701 NO_STR
4702 MATCH_STR
4703 IPV6_STR
4704 "Match IPv6 next-hop address of route\n"
4705 "IPv6 address of next hop\n")
4706 {
4707 int idx_ipv6 = 4;
4708 return bgp_route_match_delete(vty, "ipv6 next-hop", argv[idx_ipv6]->arg,
4709 RMAP_EVENT_MATCH_DELETED);
4710 }
4711
4712
4713 DEFUN (set_ipv6_nexthop_peer,
4714 set_ipv6_nexthop_peer_cmd,
4715 "set ipv6 next-hop peer-address",
4716 SET_STR
4717 IPV6_STR
4718 "Next hop address\n"
4719 "Use peer address (for BGP only)\n")
4720 {
4721 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4722 "ipv6 next-hop peer-address", NULL);
4723 }
4724
4725 DEFUN (no_set_ipv6_nexthop_peer,
4726 no_set_ipv6_nexthop_peer_cmd,
4727 "no set ipv6 next-hop peer-address",
4728 NO_STR
4729 SET_STR
4730 IPV6_STR
4731 "IPv6 next-hop address\n"
4732 "Use peer address (for BGP only)\n")
4733 {
4734 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4735 "ipv6 next-hop peer-address", NULL);
4736 }
4737
4738 DEFUN (set_ipv6_nexthop_prefer_global,
4739 set_ipv6_nexthop_prefer_global_cmd,
4740 "set ipv6 next-hop prefer-global",
4741 SET_STR
4742 IPV6_STR
4743 "IPv6 next-hop address\n"
4744 "Prefer global over link-local if both exist\n")
4745 {
4746 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4747 "ipv6 next-hop prefer-global", NULL);
4748 ;
4749 }
4750
4751 DEFUN (no_set_ipv6_nexthop_prefer_global,
4752 no_set_ipv6_nexthop_prefer_global_cmd,
4753 "no set ipv6 next-hop prefer-global",
4754 NO_STR
4755 SET_STR
4756 IPV6_STR
4757 "IPv6 next-hop address\n"
4758 "Prefer global over link-local if both exist\n")
4759 {
4760 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4761 "ipv6 next-hop prefer-global", NULL);
4762 }
4763
4764 DEFUN (set_ipv6_nexthop_global,
4765 set_ipv6_nexthop_global_cmd,
4766 "set ipv6 next-hop global X:X::X:X",
4767 SET_STR
4768 IPV6_STR
4769 "IPv6 next-hop address\n"
4770 "IPv6 global address\n"
4771 "IPv6 address of next hop\n")
4772 {
4773 int idx_ipv6 = 4;
4774 struct in6_addr addr;
4775 int ret;
4776
4777 ret = inet_pton(AF_INET6, argv[idx_ipv6]->arg, &addr);
4778 if (!ret) {
4779 vty_out(vty, "%% Malformed nexthop address\n");
4780 return CMD_WARNING_CONFIG_FAILED;
4781 }
4782 if (IN6_IS_ADDR_UNSPECIFIED(&addr) || IN6_IS_ADDR_LOOPBACK(&addr)
4783 || IN6_IS_ADDR_MULTICAST(&addr) || IN6_IS_ADDR_LINKLOCAL(&addr)) {
4784 vty_out(vty, "%% Invalid global nexthop address\n");
4785 return CMD_WARNING_CONFIG_FAILED;
4786 }
4787
4788 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4789 "ipv6 next-hop global", argv[idx_ipv6]->arg);
4790 }
4791
4792
4793 DEFUN (no_set_ipv6_nexthop_global,
4794 no_set_ipv6_nexthop_global_cmd,
4795 "no set ipv6 next-hop global X:X::X:X",
4796 NO_STR
4797 SET_STR
4798 IPV6_STR
4799 "IPv6 next-hop address\n"
4800 "IPv6 global address\n"
4801 "IPv6 address of next hop\n")
4802 {
4803 int idx_ipv6 = 5;
4804 if (argc <= idx_ipv6)
4805 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4806 "ipv6 next-hop global", NULL);
4807 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4808 "ipv6 next-hop global", argv[idx_ipv6]->arg);
4809 }
4810
4811 #ifdef KEEP_OLD_VPN_COMMANDS
4812 DEFUN (set_vpn_nexthop,
4813 set_vpn_nexthop_cmd,
4814 "set <vpnv4 next-hop A.B.C.D|vpnv6 next-hop X:X::X:X>",
4815 SET_STR
4816 "VPNv4 information\n"
4817 "VPN next-hop address\n"
4818 "IP address of next hop\n"
4819 "VPNv6 information\n"
4820 "VPN next-hop address\n"
4821 "IPv6 address of next hop\n")
4822 {
4823 int idx_ip = 3;
4824 afi_t afi;
4825 int idx = 0;
4826
4827 if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi)) {
4828 if (afi == AFI_IP)
4829 return generic_set_add(
4830 vty, VTY_GET_CONTEXT(route_map_index),
4831 "ipv4 vpn next-hop", argv[idx_ip]->arg);
4832 else
4833 return generic_set_add(
4834 vty, VTY_GET_CONTEXT(route_map_index),
4835 "ipv6 vpn next-hop", argv[idx_ip]->arg);
4836 }
4837 return CMD_SUCCESS;
4838 }
4839
4840 DEFUN (no_set_vpn_nexthop,
4841 no_set_vpn_nexthop_cmd,
4842 "no set <vpnv4 next-hop A.B.C.D|vpnv6 next-hop X:X::X:X>",
4843 NO_STR
4844 SET_STR
4845 "VPNv4 information\n"
4846 "VPN next-hop address\n"
4847 "IP address of next hop\n"
4848 "VPNv6 information\n"
4849 "VPN next-hop address\n"
4850 "IPv6 address of next hop\n")
4851 {
4852 int idx_ip = 4;
4853 char *arg;
4854 afi_t afi;
4855 int idx = 0;
4856
4857 if (argc <= idx_ip)
4858 arg = NULL;
4859 else
4860 arg = argv[idx_ip]->arg;
4861 if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi)) {
4862 if (afi == AFI_IP)
4863 return generic_set_delete(
4864 vty, VTY_GET_CONTEXT(route_map_index),
4865 "ipv4 vpn next-hop", arg);
4866 else
4867 return generic_set_delete(
4868 vty, VTY_GET_CONTEXT(route_map_index),
4869 "ipv6 vpn next-hop", argv[idx_ip]->arg);
4870 }
4871 return CMD_SUCCESS;
4872 }
4873 #endif /* KEEP_OLD_VPN_COMMANDS */
4874
4875 DEFUN (set_ipx_vpn_nexthop,
4876 set_ipx_vpn_nexthop_cmd,
4877 "set <ipv4|ipv6> vpn next-hop <A.B.C.D|X:X::X:X>",
4878 SET_STR
4879 "IPv4 information\n"
4880 "IPv6 information\n"
4881 "VPN information\n"
4882 "VPN next-hop address\n"
4883 "IP address of next hop\n"
4884 "IPv6 address of next hop\n")
4885 {
4886 int idx_ip = 4;
4887 afi_t afi;
4888 int idx = 0;
4889
4890 if (argv_find_and_parse_afi(argv, argc, &idx, &afi)) {
4891 if (afi == AFI_IP)
4892 return generic_set_add(
4893 vty, VTY_GET_CONTEXT(route_map_index),
4894 "ipv4 vpn next-hop", argv[idx_ip]->arg);
4895 else
4896 return generic_set_add(
4897 vty, VTY_GET_CONTEXT(route_map_index),
4898 "ipv6 vpn next-hop", argv[idx_ip]->arg);
4899 }
4900 return CMD_SUCCESS;
4901 }
4902
4903 DEFUN (no_set_ipx_vpn_nexthop,
4904 no_set_ipx_vpn_nexthop_cmd,
4905 "no set <ipv4|ipv6> vpn next-hop [<A.B.C.D|X:X::X:X>]",
4906 NO_STR
4907 SET_STR
4908 "IPv4 information\n"
4909 "IPv6 information\n"
4910 "VPN information\n"
4911 "VPN next-hop address\n"
4912 "IP address of next hop\n"
4913 "IPv6 address of next hop\n")
4914 {
4915 int idx_ip = 5;
4916 char *arg;
4917 afi_t afi;
4918 int idx = 0;
4919
4920 if (argc <= idx_ip)
4921 arg = NULL;
4922 else
4923 arg = argv[idx_ip]->arg;
4924 if (argv_find_and_parse_afi(argv, argc, &idx, &afi)) {
4925 if (afi == AFI_IP)
4926 return generic_set_delete(
4927 vty, VTY_GET_CONTEXT(route_map_index),
4928 "ipv4 vpn next-hop", arg);
4929 else
4930 return generic_set_delete(
4931 vty, VTY_GET_CONTEXT(route_map_index),
4932 "ipv6 vpn next-hop", arg);
4933 }
4934 return CMD_SUCCESS;
4935 }
4936
4937 DEFUN (set_originator_id,
4938 set_originator_id_cmd,
4939 "set originator-id A.B.C.D",
4940 SET_STR
4941 "BGP originator ID attribute\n"
4942 "IP address of originator\n")
4943 {
4944 int idx_ipv4 = 2;
4945 return generic_set_add(vty, VTY_GET_CONTEXT(route_map_index),
4946 "originator-id", argv[idx_ipv4]->arg);
4947 }
4948
4949
4950 DEFUN (no_set_originator_id,
4951 no_set_originator_id_cmd,
4952 "no set originator-id [A.B.C.D]",
4953 NO_STR
4954 SET_STR
4955 "BGP originator ID attribute\n"
4956 "IP address of originator\n")
4957 {
4958 int idx = 0;
4959 char *arg =
4960 argv_find(argv, argc, "A.B.C.D", &idx) ? argv[idx]->arg : NULL;
4961
4962 return generic_set_delete(vty, VTY_GET_CONTEXT(route_map_index),
4963 "originator-id", arg);
4964 }
4965
4966
4967 /* Initialization of route map. */
4968 void bgp_route_map_init(void)
4969 {
4970 route_map_init();
4971
4972 route_map_add_hook(bgp_route_map_add);
4973 route_map_delete_hook(bgp_route_map_delete);
4974 route_map_event_hook(bgp_route_map_event);
4975
4976 route_map_match_interface_hook(generic_match_add);
4977 route_map_no_match_interface_hook(generic_match_delete);
4978
4979 route_map_match_ip_address_hook(generic_match_add);
4980 route_map_no_match_ip_address_hook(generic_match_delete);
4981
4982 route_map_match_ip_address_prefix_list_hook(generic_match_add);
4983 route_map_no_match_ip_address_prefix_list_hook(generic_match_delete);
4984
4985 route_map_match_ip_next_hop_hook(generic_match_add);
4986 route_map_no_match_ip_next_hop_hook(generic_match_delete);
4987
4988 route_map_match_ip_next_hop_prefix_list_hook(generic_match_add);
4989 route_map_no_match_ip_next_hop_prefix_list_hook(generic_match_delete);
4990
4991 route_map_match_ip_next_hop_type_hook(generic_match_add);
4992 route_map_no_match_ip_next_hop_type_hook(generic_match_delete);
4993
4994 route_map_match_ipv6_address_hook(generic_match_add);
4995 route_map_no_match_ipv6_address_hook(generic_match_delete);
4996
4997 route_map_match_ipv6_address_prefix_list_hook(generic_match_add);
4998 route_map_no_match_ipv6_address_prefix_list_hook(generic_match_delete);
4999
5000 route_map_match_ipv6_next_hop_type_hook(generic_match_add);
5001 route_map_no_match_ipv6_next_hop_type_hook(generic_match_delete);
5002
5003 route_map_match_metric_hook(generic_match_add);
5004 route_map_no_match_metric_hook(generic_match_delete);
5005
5006 route_map_match_tag_hook(generic_match_add);
5007 route_map_no_match_tag_hook(generic_match_delete);
5008
5009 route_map_set_ip_nexthop_hook(generic_set_add);
5010 route_map_no_set_ip_nexthop_hook(generic_set_delete);
5011
5012 route_map_set_ipv6_nexthop_local_hook(generic_set_add);
5013 route_map_no_set_ipv6_nexthop_local_hook(generic_set_delete);
5014
5015 route_map_set_metric_hook(generic_set_add);
5016 route_map_no_set_metric_hook(generic_set_delete);
5017
5018 route_map_set_tag_hook(generic_set_add);
5019 route_map_no_set_tag_hook(generic_set_delete);
5020
5021 route_map_install_match(&route_match_peer_cmd);
5022 route_map_install_match(&route_match_local_pref_cmd);
5023 #if defined(HAVE_LUA)
5024 route_map_install_match(&route_match_command_cmd);
5025 #endif
5026 route_map_install_match(&route_match_ip_address_cmd);
5027 route_map_install_match(&route_match_ip_next_hop_cmd);
5028 route_map_install_match(&route_match_ip_route_source_cmd);
5029 route_map_install_match(&route_match_ip_address_prefix_list_cmd);
5030 route_map_install_match(&route_match_ip_next_hop_prefix_list_cmd);
5031 route_map_install_match(&route_match_ip_next_hop_type_cmd);
5032 route_map_install_match(&route_match_ip_route_source_prefix_list_cmd);
5033 route_map_install_match(&route_match_aspath_cmd);
5034 route_map_install_match(&route_match_community_cmd);
5035 route_map_install_match(&route_match_lcommunity_cmd);
5036 route_map_install_match(&route_match_ecommunity_cmd);
5037 route_map_install_match(&route_match_local_pref_cmd);
5038 route_map_install_match(&route_match_metric_cmd);
5039 route_map_install_match(&route_match_origin_cmd);
5040 route_map_install_match(&route_match_probability_cmd);
5041 route_map_install_match(&route_match_interface_cmd);
5042 route_map_install_match(&route_match_tag_cmd);
5043 route_map_install_match(&route_match_mac_address_cmd);
5044 route_map_install_match(&route_match_evpn_vni_cmd);
5045 route_map_install_match(&route_match_evpn_route_type_cmd);
5046 route_map_install_match(&route_match_evpn_default_route_cmd);
5047 route_map_install_match(&route_match_vrl_source_vrf_cmd);
5048
5049 route_map_install_set(&route_set_ip_nexthop_cmd);
5050 route_map_install_set(&route_set_local_pref_cmd);
5051 route_map_install_set(&route_set_weight_cmd);
5052 route_map_install_set(&route_set_label_index_cmd);
5053 route_map_install_set(&route_set_metric_cmd);
5054 route_map_install_set(&route_set_aspath_prepend_cmd);
5055 route_map_install_set(&route_set_aspath_exclude_cmd);
5056 route_map_install_set(&route_set_origin_cmd);
5057 route_map_install_set(&route_set_atomic_aggregate_cmd);
5058 route_map_install_set(&route_set_aggregator_as_cmd);
5059 route_map_install_set(&route_set_community_cmd);
5060 route_map_install_set(&route_set_community_delete_cmd);
5061 route_map_install_set(&route_set_lcommunity_cmd);
5062 route_map_install_set(&route_set_lcommunity_delete_cmd);
5063 route_map_install_set(&route_set_vpnv4_nexthop_cmd);
5064 route_map_install_set(&route_set_vpnv6_nexthop_cmd);
5065 route_map_install_set(&route_set_originator_id_cmd);
5066 route_map_install_set(&route_set_ecommunity_rt_cmd);
5067 route_map_install_set(&route_set_ecommunity_soo_cmd);
5068 route_map_install_set(&route_set_tag_cmd);
5069 route_map_install_set(&route_set_label_index_cmd);
5070
5071 install_element(RMAP_NODE, &match_peer_cmd);
5072 install_element(RMAP_NODE, &match_peer_local_cmd);
5073 install_element(RMAP_NODE, &no_match_peer_cmd);
5074 install_element(RMAP_NODE, &match_ip_route_source_cmd);
5075 install_element(RMAP_NODE, &no_match_ip_route_source_cmd);
5076 install_element(RMAP_NODE, &match_ip_route_source_prefix_list_cmd);
5077 install_element(RMAP_NODE, &no_match_ip_route_source_prefix_list_cmd);
5078 install_element(RMAP_NODE, &match_mac_address_cmd);
5079 install_element(RMAP_NODE, &no_match_mac_address_cmd);
5080 install_element(RMAP_NODE, &match_evpn_vni_cmd);
5081 install_element(RMAP_NODE, &no_match_evpn_vni_cmd);
5082 install_element(RMAP_NODE, &match_evpn_route_type_cmd);
5083 install_element(RMAP_NODE, &no_match_evpn_route_type_cmd);
5084 install_element(RMAP_NODE, &match_evpn_default_route_cmd);
5085 install_element(RMAP_NODE, &no_match_evpn_default_route_cmd);
5086 install_element(RMAP_NODE, &match_vrl_source_vrf_cmd);
5087 install_element(RMAP_NODE, &no_match_vrl_source_vrf_cmd);
5088
5089 install_element(RMAP_NODE, &match_aspath_cmd);
5090 install_element(RMAP_NODE, &no_match_aspath_cmd);
5091 install_element(RMAP_NODE, &match_local_pref_cmd);
5092 install_element(RMAP_NODE, &no_match_local_pref_cmd);
5093 install_element(RMAP_NODE, &match_community_cmd);
5094 install_element(RMAP_NODE, &no_match_community_cmd);
5095 install_element(RMAP_NODE, &match_lcommunity_cmd);
5096 install_element(RMAP_NODE, &no_match_lcommunity_cmd);
5097 install_element(RMAP_NODE, &match_ecommunity_cmd);
5098 install_element(RMAP_NODE, &no_match_ecommunity_cmd);
5099 install_element(RMAP_NODE, &match_origin_cmd);
5100 install_element(RMAP_NODE, &no_match_origin_cmd);
5101 install_element(RMAP_NODE, &match_probability_cmd);
5102 install_element(RMAP_NODE, &no_match_probability_cmd);
5103
5104 install_element(RMAP_NODE, &set_ip_nexthop_peer_cmd);
5105 install_element(RMAP_NODE, &set_ip_nexthop_unchanged_cmd);
5106 install_element(RMAP_NODE, &set_local_pref_cmd);
5107 install_element(RMAP_NODE, &no_set_local_pref_cmd);
5108 install_element(RMAP_NODE, &set_weight_cmd);
5109 install_element(RMAP_NODE, &set_label_index_cmd);
5110 install_element(RMAP_NODE, &no_set_weight_cmd);
5111 install_element(RMAP_NODE, &no_set_label_index_cmd);
5112 install_element(RMAP_NODE, &set_aspath_prepend_asn_cmd);
5113 install_element(RMAP_NODE, &set_aspath_prepend_lastas_cmd);
5114 install_element(RMAP_NODE, &set_aspath_exclude_cmd);
5115 install_element(RMAP_NODE, &no_set_aspath_prepend_cmd);
5116 install_element(RMAP_NODE, &no_set_aspath_exclude_cmd);
5117 install_element(RMAP_NODE, &no_set_aspath_exclude_all_cmd);
5118 install_element(RMAP_NODE, &set_origin_cmd);
5119 install_element(RMAP_NODE, &no_set_origin_cmd);
5120 install_element(RMAP_NODE, &set_atomic_aggregate_cmd);
5121 install_element(RMAP_NODE, &no_set_atomic_aggregate_cmd);
5122 install_element(RMAP_NODE, &set_aggregator_as_cmd);
5123 install_element(RMAP_NODE, &no_set_aggregator_as_cmd);
5124 install_element(RMAP_NODE, &set_community_cmd);
5125 install_element(RMAP_NODE, &set_community_none_cmd);
5126 install_element(RMAP_NODE, &no_set_community_cmd);
5127 install_element(RMAP_NODE, &no_set_community_short_cmd);
5128 install_element(RMAP_NODE, &set_community_delete_cmd);
5129 install_element(RMAP_NODE, &no_set_community_delete_cmd);
5130 install_element(RMAP_NODE, &set_lcommunity_cmd);
5131 install_element(RMAP_NODE, &set_lcommunity_none_cmd);
5132 install_element(RMAP_NODE, &no_set_lcommunity_cmd);
5133 install_element(RMAP_NODE, &no_set_lcommunity1_cmd);
5134 install_element(RMAP_NODE, &no_set_lcommunity1_short_cmd);
5135 install_element(RMAP_NODE, &set_lcommunity_delete_cmd);
5136 install_element(RMAP_NODE, &no_set_lcommunity_delete_cmd);
5137 install_element(RMAP_NODE, &no_set_lcommunity_delete_short_cmd);
5138 install_element(RMAP_NODE, &set_ecommunity_rt_cmd);
5139 install_element(RMAP_NODE, &no_set_ecommunity_rt_cmd);
5140 install_element(RMAP_NODE, &no_set_ecommunity_rt_short_cmd);
5141 install_element(RMAP_NODE, &set_ecommunity_soo_cmd);
5142 install_element(RMAP_NODE, &no_set_ecommunity_soo_cmd);
5143 install_element(RMAP_NODE, &no_set_ecommunity_soo_short_cmd);
5144 #ifdef KEEP_OLD_VPN_COMMANDS
5145 install_element(RMAP_NODE, &set_vpn_nexthop_cmd);
5146 install_element(RMAP_NODE, &no_set_vpn_nexthop_cmd);
5147 #endif /* KEEP_OLD_VPN_COMMANDS */
5148 install_element(RMAP_NODE, &set_ipx_vpn_nexthop_cmd);
5149 install_element(RMAP_NODE, &no_set_ipx_vpn_nexthop_cmd);
5150 install_element(RMAP_NODE, &set_originator_id_cmd);
5151 install_element(RMAP_NODE, &no_set_originator_id_cmd);
5152
5153 route_map_install_match(&route_match_ipv6_address_cmd);
5154 route_map_install_match(&route_match_ipv6_next_hop_cmd);
5155 route_map_install_match(&route_match_ipv6_address_prefix_list_cmd);
5156 route_map_install_match(&route_match_ipv6_next_hop_type_cmd);
5157 route_map_install_set(&route_set_ipv6_nexthop_global_cmd);
5158 route_map_install_set(&route_set_ipv6_nexthop_prefer_global_cmd);
5159 route_map_install_set(&route_set_ipv6_nexthop_local_cmd);
5160 route_map_install_set(&route_set_ipv6_nexthop_peer_cmd);
5161
5162 install_element(RMAP_NODE, &match_ipv6_next_hop_cmd);
5163 install_element(RMAP_NODE, &no_match_ipv6_next_hop_cmd);
5164 install_element(RMAP_NODE, &set_ipv6_nexthop_global_cmd);
5165 install_element(RMAP_NODE, &no_set_ipv6_nexthop_global_cmd);
5166 install_element(RMAP_NODE, &set_ipv6_nexthop_prefer_global_cmd);
5167 install_element(RMAP_NODE, &no_set_ipv6_nexthop_prefer_global_cmd);
5168 install_element(RMAP_NODE, &set_ipv6_nexthop_peer_cmd);
5169 install_element(RMAP_NODE, &no_set_ipv6_nexthop_peer_cmd);
5170 #if defined(HAVE_LUA)
5171 install_element(RMAP_NODE, &match_command_cmd);
5172 install_element(RMAP_NODE, &no_match_command_cmd);
5173 #endif
5174 }
5175
5176 void bgp_route_map_terminate(void)
5177 {
5178 /* ToDo: Cleanup all the used memory */
5179 route_map_finish();
5180 }
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