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718e3744 1/* Route map function.
2 * Copyright (C) 1998 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 *
896014f4
DL
16 * You should have received a copy of the GNU General Public License along
17 * with this program; see the file COPYING; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
718e3744 19 */
20
21#ifndef _ZEBRA_ROUTEMAP_H
22#define _ZEBRA_ROUTEMAP_H
23
88711d8a 24#include "typesafe.h"
24873f0c 25#include "prefix.h"
4a1ab8e4 26#include "memory.h"
e80e7cce 27#include "qobj.h"
0a538fc9 28#include "vty.h"
49a08bb0
NT
29#include "lib/plist.h"
30#include "lib/plist_int.h"
0a538fc9 31
5e244469
RW
32#ifdef __cplusplus
33extern "C" {
34#endif
35
bf8d3d6a
DL
36DECLARE_MTYPE(ROUTE_MAP_NAME);
37DECLARE_MTYPE(ROUTE_MAP_RULE);
38DECLARE_MTYPE(ROUTE_MAP_COMPILED);
24873f0c 39
718e3744 40/* Route map's type. */
d62a17ae 41enum route_map_type { RMAP_PERMIT, RMAP_DENY, RMAP_ANY };
42
43typedef enum {
d62a17ae 44 RMAP_DENYMATCH,
b68885f9 45 RMAP_PERMITMATCH
718e3744 46} route_map_result_t;
47
b68885f9
LK
48/*
49 * Route-map match or set result "Eg: match evpn vni xx"
50 * route-map match cmd always returns match/nomatch/noop
51 * match--> found a match
52 * nomatch--> didnt find a match
53 * noop--> not applicable
54 * route-map set retuns okay/error
55 * okay --> set was successful
56 * error --> set was not successful
57 */
58enum route_map_cmd_result_t {
59 /*
60 * route-map match cmd results
61 */
62 RMAP_MATCH,
63 RMAP_NOMATCH,
64 RMAP_NOOP,
65 /*
66 * route-map set cmd results
67 */
68 RMAP_OKAY,
69 RMAP_ERROR
70};
71
d62a17ae 72typedef enum { RMAP_EXIT, RMAP_GOTO, RMAP_NEXT } route_map_end_t;
73
74typedef enum {
75 RMAP_EVENT_SET_ADDED,
76 RMAP_EVENT_SET_DELETED,
77 RMAP_EVENT_SET_REPLACED,
78 RMAP_EVENT_MATCH_ADDED,
79 RMAP_EVENT_MATCH_DELETED,
80 RMAP_EVENT_MATCH_REPLACED,
81 RMAP_EVENT_INDEX_ADDED,
82 RMAP_EVENT_INDEX_DELETED,
83 RMAP_EVENT_CALL_ADDED, /* call to another routemap added */
84 RMAP_EVENT_CALL_DELETED,
85 RMAP_EVENT_PLIST_ADDED,
86 RMAP_EVENT_PLIST_DELETED,
87 RMAP_EVENT_CLIST_ADDED,
88 RMAP_EVENT_CLIST_DELETED,
89 RMAP_EVENT_ECLIST_ADDED,
90 RMAP_EVENT_ECLIST_DELETED,
91 RMAP_EVENT_LLIST_ADDED,
92 RMAP_EVENT_LLIST_DELETED,
93 RMAP_EVENT_ASLIST_ADDED,
94 RMAP_EVENT_ASLIST_DELETED,
95 RMAP_EVENT_FILTER_ADDED,
96 RMAP_EVENT_FILTER_DELETED,
718e3744 97} route_map_event_t;
98
fee0f4c6 99/* Depth limit in RMAP recursion using RMAP_CALL. */
100#define RMAP_RECURSION_LIMIT 10
101
718e3744 102/* Route map rule structure for matching and setting. */
d62a17ae 103struct route_map_rule_cmd {
104 /* Route map rule name (e.g. as-path, metric) */
105 const char *str;
718e3744 106
d62a17ae 107 /* Function for value set or match. */
b68885f9
LK
108 enum route_map_cmd_result_t (*func_apply)(void *rule,
109 const struct prefix *prefix,
b68885f9 110 void *object);
718e3744 111
d62a17ae 112 /* Compile argument and return result as void *. */
113 void *(*func_compile)(const char *);
718e3744 114
d62a17ae 115 /* Free allocated value by func_compile (). */
116 void (*func_free)(void *);
909f3d56 117
118 /** To get the rule key after Compilation **/
119 void *(*func_get_rmap_rule_key)(void *val);
718e3744 120};
121
122/* Route map apply error. */
cda7187d 123enum rmap_compile_rets {
e2c8d6ce 124 RMAP_COMPILE_SUCCESS,
9ca25fed 125
e2c8d6ce
NT
126 /* Route map rule is missing. */
127 RMAP_RULE_MISSING,
718e3744 128
e2c8d6ce
NT
129 /* Route map rule can't compile */
130 RMAP_COMPILE_ERROR,
131
e2c8d6ce 132};
718e3744 133
a7282663
RZ
134/* Route map rule. This rule has both `match' rule and `set' rule. */
135struct route_map_rule {
136 /* Rule type. */
137 const struct route_map_rule_cmd *cmd;
138
139 /* For pretty printing. */
140 char *rule_str;
141
142 /* Pre-compiled match rule. */
143 void *value;
144
145 /* Linked list. */
146 struct route_map_rule *next;
147 struct route_map_rule *prev;
148};
149
718e3744 150/* Route map rule list. */
d62a17ae 151struct route_map_rule_list {
152 struct route_map_rule *head;
153 struct route_map_rule *tail;
718e3744 154};
155
54a35ff4
RZ
156/* Forward struct declaration: the complete can be found later this file. */
157struct routemap_hook_context;
158
718e3744 159/* Route map index structure. */
d62a17ae 160struct route_map_index {
161 struct route_map *map;
162 char *description;
718e3744 163
d62a17ae 164 /* Preference of this route map rule. */
165 int pref;
718e3744 166
d62a17ae 167 /* Route map type permit or deny. */
168 enum route_map_type type;
718e3744 169
d62a17ae 170 /* Do we follow old rules, or hop forward? */
171 route_map_end_t exitpolicy;
718e3744 172
d62a17ae 173 /* If we're using "GOTO", to where do we go? */
174 int nextpref;
718e3744 175
d62a17ae 176 /* If we're using "CALL", to which route-map do ew go? */
177 char *nextrm;
fee0f4c6 178
d62a17ae 179 /* Matching rule list. */
180 struct route_map_rule_list match_list;
181 struct route_map_rule_list set_list;
718e3744 182
d62a17ae 183 /* Make linked list. */
184 struct route_map_index *next;
185 struct route_map_index *prev;
e80e7cce 186
279b0607
DS
187 /* Keep track how many times we've try to apply */
188 uint64_t applied;
1fa30509 189 uint64_t applied_clear;
279b0607 190
54a35ff4
RZ
191 /* List of match/sets contexts. */
192 TAILQ_HEAD(, routemap_hook_context) rhclist;
193
96244aca 194 QOBJ_FIELDS;
718e3744 195};
96244aca 196DECLARE_QOBJ_TYPE(route_map_index);
718e3744 197
f71ed6df
YR
198/* route map maximum length. Not strictly the maximum xpath length but cannot be
199 * greater
200 */
201#define RMAP_NAME_MAXLEN XPATH_MAXLEN
202
718e3744 203/* Route map list structure. */
d62a17ae 204struct route_map {
205 /* Name of route map. */
206 char *name;
718e3744 207
d62a17ae 208 /* Route map's rule. */
209 struct route_map_index *head;
210 struct route_map_index *tail;
718e3744 211
d62a17ae 212 /* Make linked list. */
213 struct route_map *next;
214 struct route_map *prev;
518f0eb1 215
d62a17ae 216 /* Maintain update info */
e4694d0d
DS
217 bool to_be_processed; /* True if modification isn't acted on yet */
218 bool deleted; /* If 1, then this node will be deleted */
49a08bb0 219 bool optimization_disabled;
e80e7cce 220
279b0607
DS
221 /* How many times have we applied this route-map */
222 uint64_t applied;
1fa30509 223 uint64_t applied_clear;
279b0607 224
4a2a09d0 225 /* Counter to track active usage of this route-map */
226 uint16_t use_count;
227
49a08bb0
NT
228 /* Tables to maintain IPv4 and IPv6 prefixes from
229 * the prefix-list match clause.
230 */
231 struct route_table *ipv4_prefix_table;
232 struct route_table *ipv6_prefix_table;
233
96244aca 234 QOBJ_FIELDS;
718e3744 235};
96244aca 236DECLARE_QOBJ_TYPE(route_map);
718e3744 237
d5d737a2
SP
238/* Route-map match conditions */
239#define IS_MATCH_INTERFACE(C) \
240 (strmatch(C, "frr-route-map:interface"))
241#define IS_MATCH_IPv4_ADDRESS_LIST(C) \
242 (strmatch(C, "frr-route-map:ipv4-address-list"))
243#define IS_MATCH_IPv6_ADDRESS_LIST(C) \
244 (strmatch(C, "frr-route-map:ipv6-address-list"))
245#define IS_MATCH_IPv4_NEXTHOP_LIST(C) \
246 (strmatch(C, "frr-route-map:ipv4-next-hop-list"))
bc63ba98
DA
247#define IS_MATCH_IPv6_NEXTHOP_LIST(C) \
248 (strmatch(C, "frr-route-map:ipv6-next-hop-list"))
d5d737a2
SP
249#define IS_MATCH_IPv4_PREFIX_LIST(C) \
250 (strmatch(C, "frr-route-map:ipv4-prefix-list"))
251#define IS_MATCH_IPv6_PREFIX_LIST(C) \
252 (strmatch(C, "frr-route-map:ipv6-prefix-list"))
253#define IS_MATCH_IPv4_NEXTHOP_PREFIX_LIST(C) \
254 (strmatch(C, "frr-route-map:ipv4-next-hop-prefix-list"))
82f191a2
DA
255#define IS_MATCH_IPv6_NEXTHOP_PREFIX_LIST(C) \
256 (strmatch(C, "frr-route-map:ipv6-next-hop-prefix-list"))
d5d737a2
SP
257#define IS_MATCH_IPv4_NEXTHOP_TYPE(C) \
258 (strmatch(C, "frr-route-map:ipv4-next-hop-type"))
259#define IS_MATCH_IPv6_NEXTHOP_TYPE(C) \
260 (strmatch(C, "frr-route-map:ipv6-next-hop-type"))
261#define IS_MATCH_METRIC(C) \
262 (strmatch(C, "frr-route-map:match-metric"))
263#define IS_MATCH_TAG(C) (strmatch(C, "frr-route-map:match-tag"))
264/* Zebra route-map match conditions */
265#define IS_MATCH_IPv4_PREFIX_LEN(C) \
266 (strmatch(C, "frr-zebra-route-map:ipv4-prefix-length"))
267#define IS_MATCH_IPv6_PREFIX_LEN(C) \
268 (strmatch(C, "frr-zebra-route-map:ipv6-prefix-length"))
269#define IS_MATCH_IPv4_NH_PREFIX_LEN(C) \
270 (strmatch(C, "frr-zebra-route-map:ipv4-next-hop-prefix-length"))
271#define IS_MATCH_SRC_PROTO(C) \
272 (strmatch(C, "frr-zebra-route-map:source-protocol"))
273#define IS_MATCH_SRC_INSTANCE(C) \
274 (strmatch(C, "frr-zebra-route-map:source-instance"))
275/* BGP route-map match conditions */
276#define IS_MATCH_LOCAL_PREF(C) \
277 (strmatch(C, "frr-bgp-route-map:match-local-preference"))
2690f18c 278#define IS_MATCH_ALIAS(C) (strmatch(C, "frr-bgp-route-map:match-alias"))
49ecb8b8 279#define IS_MATCH_SCRIPT(C) (strmatch(C, "frr-bgp-route-map:match-script"))
d5d737a2
SP
280#define IS_MATCH_ORIGIN(C) \
281 (strmatch(C, "frr-bgp-route-map:match-origin"))
282#define IS_MATCH_RPKI(C) (strmatch(C, "frr-bgp-route-map:rpki"))
283#define IS_MATCH_PROBABILITY(C) \
284 (strmatch(C, "frr-bgp-route-map:probability"))
285#define IS_MATCH_SRC_VRF(C) \
286 (strmatch(C, "frr-bgp-route-map:source-vrf"))
287#define IS_MATCH_PEER(C) (strmatch(C, "frr-bgp-route-map:peer"))
288#define IS_MATCH_AS_LIST(C) \
289 (strmatch(C, "frr-bgp-route-map:as-path-list"))
290#define IS_MATCH_MAC_LIST(C) \
291 (strmatch(C, "frr-bgp-route-map:mac-address-list"))
292#define IS_MATCH_EVPN_ROUTE_TYPE(C) \
293 (strmatch(C, "frr-bgp-route-map:evpn-route-type"))
294#define IS_MATCH_EVPN_DEFAULT_ROUTE(C) \
295 (strmatch(C, "frr-bgp-route-map:evpn-default-route"))
296#define IS_MATCH_EVPN_VNI(C) \
297 (strmatch(C, "frr-bgp-route-map:evpn-vni"))
298#define IS_MATCH_EVPN_DEFAULT_ROUTE(C) \
299 (strmatch(C, "frr-bgp-route-map:evpn-default-route"))
300#define IS_MATCH_EVPN_RD(C) \
301 (strmatch(C, "frr-bgp-route-map:evpn-rd"))
302#define IS_MATCH_ROUTE_SRC(C) \
303 (strmatch(C, "frr-bgp-route-map:ip-route-source"))
304#define IS_MATCH_ROUTE_SRC_PL(C) \
305 (strmatch(C, "frr-bgp-route-map:ip-route-source-prefix-list"))
306#define IS_MATCH_COMMUNITY(C) \
307 (strmatch(C, "frr-bgp-route-map:match-community"))
308#define IS_MATCH_LCOMMUNITY(C) \
309 (strmatch(C, "frr-bgp-route-map:match-large-community"))
310#define IS_MATCH_EXTCOMMUNITY(C) \
311 (strmatch(C, "frr-bgp-route-map:match-extcommunity"))
312#define IS_MATCH_IPV4_NH(C) \
313 (strmatch(C, "frr-bgp-route-map:ipv4-nexthop"))
314#define IS_MATCH_IPV6_NH(C) \
315 (strmatch(C, "frr-bgp-route-map:ipv6-nexthop"))
316
317/* Route-map set actions */
318#define IS_SET_IPv4_NH(A) \
319 (strmatch(A, "frr-route-map:ipv4-next-hop"))
320#define IS_SET_IPv6_NH(A) \
321 (strmatch(A, "frr-route-map:ipv6-next-hop"))
322#define IS_SET_METRIC(A) \
323 (strmatch(A, "frr-route-map:set-metric"))
324#define IS_SET_TAG(A) (strmatch(A, "frr-route-map:set-tag"))
325#define IS_SET_SR_TE_COLOR(A) \
326 (strmatch(A, "frr-route-map:set-sr-te-color"))
327/* Zebra route-map set actions */
328#define IS_SET_SRC(A) \
329 (strmatch(A, "frr-zebra-route-map:src-address"))
330/* OSPF route-map set actions */
331#define IS_SET_METRIC_TYPE(A) \
332 (strmatch(A, "frr-ospf-route-map:metric-type"))
333#define IS_SET_FORWARDING_ADDR(A) \
334 (strmatch(A, "frr-ospf6-route-map:forwarding-address"))
335/* BGP route-map_set actions */
336#define IS_SET_WEIGHT(A) \
337 (strmatch(A, "frr-bgp-route-map:weight"))
338#define IS_SET_TABLE(A) (strmatch(A, "frr-bgp-route-map:table"))
339#define IS_SET_LOCAL_PREF(A) \
340 (strmatch(A, "frr-bgp-route-map:set-local-preference"))
341#define IS_SET_LABEL_INDEX(A) \
342 (strmatch(A, "frr-bgp-route-map:label-index"))
343#define IS_SET_DISTANCE(A) \
344 (strmatch(A, "frr-bgp-route-map:distance"))
345#define IS_SET_ORIGIN(A) \
346 (strmatch(A, "frr-bgp-route-map:set-origin"))
347#define IS_SET_ATOMIC_AGGREGATE(A) \
348 (strmatch(A, "frr-bgp-route-map:atomic-aggregate"))
349#define IS_SET_ORIGINATOR_ID(A) \
350 (strmatch(A, "frr-bgp-route-map:originator-id"))
351#define IS_SET_COMM_LIST_DEL(A) \
352 (strmatch(A, "frr-bgp-route-map:comm-list-delete"))
353#define IS_SET_LCOMM_LIST_DEL(A) \
354 (strmatch(A, "frr-bgp-route-map:large-comm-list-delete"))
355#define IS_SET_LCOMMUNITY(A) \
356 (strmatch(A, "frr-bgp-route-map:set-large-community"))
357#define IS_SET_COMMUNITY(A) \
358 (strmatch(A, "frr-bgp-route-map:set-community"))
bb4dcdd1
DA
359#define IS_SET_EXTCOMMUNITY_NONE(A) \
360 (strmatch(A, "frr-bgp-route-map:set-extcommunity-none"))
d5d737a2
SP
361#define IS_SET_EXTCOMMUNITY_RT(A) \
362 (strmatch(A, "frr-bgp-route-map:set-extcommunity-rt"))
363#define IS_SET_EXTCOMMUNITY_SOO(A) \
364 (strmatch(A, "frr-bgp-route-map:set-extcommunity-soo"))
71bdae66
DA
365#define IS_SET_EXTCOMMUNITY_LB(A) \
366 (strmatch(A, "frr-bgp-route-map:set-extcommunity-lb"))
d5d737a2
SP
367#define IS_SET_AGGREGATOR(A) \
368 (strmatch(A, "frr-bgp-route-map:aggregator"))
369#define IS_SET_AS_PREPEND(A) \
370 (strmatch(A, "frr-bgp-route-map:as-path-prepend"))
371#define IS_SET_AS_EXCLUDE(A) \
372 (strmatch(A, "frr-bgp-route-map:as-path-exclude"))
77e3d821 373#define IS_SET_AS_REPLACE(A) (strmatch(A, "frr-bgp-route-map:as-path-replace"))
d5d737a2
SP
374#define IS_SET_IPV6_NH_GLOBAL(A) \
375 (strmatch(A, "frr-bgp-route-map:ipv6-nexthop-global"))
376#define IS_SET_IPV6_VPN_NH(A) \
377 (strmatch(A, "frr-bgp-route-map:ipv6-vpn-address"))
378#define IS_SET_IPV6_PEER_ADDR(A) \
379 (strmatch(A, "frr-bgp-route-map:ipv6-peer-address"))
380#define IS_SET_IPV6_PREFER_GLOBAL(A) \
381 (strmatch(A, "frr-bgp-route-map:ipv6-prefer-global"))
382#define IS_SET_IPV4_VPN_NH(A) \
383 (strmatch(A, "frr-bgp-route-map:ipv4-vpn-address"))
384#define IS_SET_BGP_IPV4_NH(A) \
385 (strmatch(A, "frr-bgp-route-map:set-ipv4-nexthop"))
d0a4ee60
AD
386#define IS_SET_BGP_EVPN_GATEWAY_IP_IPV4(A) \
387 (strmatch(A, "frr-bgp-route-map:set-evpn-gateway-ip-ipv4"))
388#define IS_SET_BGP_EVPN_GATEWAY_IP_IPV6(A) \
389 (strmatch(A, "frr-bgp-route-map:set-evpn-gateway-ip-ipv6"))
1bb550b6
PG
390#define IS_SET_BGP_L3VPN_NEXTHOP_ENCAPSULATION(A) \
391 (strmatch(A, "frr-bgp-route-map:set-l3vpn-nexthop-encapsulation"))
d5d737a2 392
14b06691
IR
393enum ecommunity_lb_type {
394 EXPLICIT_BANDWIDTH,
395 CUMULATIVE_BANDWIDTH,
396 COMPUTED_BANDWIDTH
397};
398
718e3744 399/* Prototypes. */
d62a17ae 400extern void route_map_init(void);
8619629a
DS
401
402/*
403 * This should only be called on shutdown
404 * Additionally this function sets the hooks to NULL
405 * before any processing is done.
406 */
d62a17ae 407extern void route_map_finish(void);
718e3744 408
409/* Add match statement to route map. */
cda7187d
DS
410extern enum rmap_compile_rets route_map_add_match(struct route_map_index *index,
411 const char *match_name,
412 const char *match_arg,
413 route_map_event_t type);
718e3744 414
415/* Delete specified route match rule. */
cda7187d
DS
416extern enum rmap_compile_rets
417route_map_delete_match(struct route_map_index *index,
909f3d56 418 const char *match_name, const char *match_arg,
419 route_map_event_t type);
718e3744 420
d62a17ae 421extern const char *route_map_get_match_arg(struct route_map_index *index,
422 const char *match_name);
518f0eb1 423
718e3744 424/* Add route-map set statement to the route map. */
cda7187d
DS
425extern enum rmap_compile_rets route_map_add_set(struct route_map_index *index,
426 const char *set_name,
427 const char *set_arg);
718e3744 428
429/* Delete route map set rule. */
cda7187d
DS
430extern enum rmap_compile_rets
431route_map_delete_set(struct route_map_index *index,
432 const char *set_name, const char *set_arg);
718e3744 433
88711d8a
DL
434/* struct route_map_rule_cmd is kept const in order to not have writable
435 * function pointers (which is a security benefit.) Hence, below struct is
436 * used as proxy for hashing these for by-name lookup.
437 */
438
439PREDECL_HASH(rmap_cmd_name);
440
441struct route_map_rule_cmd_proxy {
442 struct rmap_cmd_name_item itm;
443 const struct route_map_rule_cmd *cmd;
444};
445
446/* ... and just automatically create a proxy struct for each call location
447 * to route_map_install_{match,set} to avoid unnecessarily added boilerplate
448 * for each route-map user
449 */
450
451#define route_map_install_match(c) \
452 do { \
453 static struct route_map_rule_cmd_proxy proxy = {.cmd = c}; \
454 _route_map_install_match(&proxy); \
455 } while (0)
456
457#define route_map_install_set(c) \
458 do { \
459 static struct route_map_rule_cmd_proxy proxy = {.cmd = c}; \
460 _route_map_install_set(&proxy); \
461 } while (0)
462
718e3744 463/* Install rule command to the match list. */
88711d8a 464extern void _route_map_install_match(struct route_map_rule_cmd_proxy *proxy);
718e3744 465
6a74c5f9
DS
466/*
467 * Install rule command to the set list.
468 *
469 * When installing a particular item, Allow a difference of handling
470 * of bad cli inputted(return NULL) -vs- this particular daemon cannot use
471 * this form of the command(return a pointer and handle it appropriately
472 * in the apply command). See 'set metric' command
473 * as it is handled in ripd/ripngd and ospfd.
474 */
88711d8a 475extern void _route_map_install_set(struct route_map_rule_cmd_proxy *proxy);
718e3744 476
477/* Lookup route map by name. */
d62a17ae 478extern struct route_map *route_map_lookup_by_name(const char *name);
718e3744 479
1de27621
DA
480/* Simple helper to warn if route-map does not exist. */
481struct route_map *route_map_lookup_warn_noexist(struct vty *vty, const char *name);
482
718e3744 483/* Apply route map to the object. */
c2125847
IR
484extern route_map_result_t route_map_apply_ext(struct route_map *map,
485 const struct prefix *prefix,
486 void *match_object,
a633fb57 487 void *set_object, int *pref);
c2125847 488#define route_map_apply(map, prefix, object) \
a633fb57 489 route_map_apply_ext(map, prefix, object, object, NULL)
d62a17ae 490
491extern void route_map_add_hook(void (*func)(const char *));
492extern void route_map_delete_hook(void (*func)(const char *));
097b5973
DS
493
494/*
495 * This is the callback for when something has changed about a
496 * route-map. The interested parties can register to receive
497 * this data.
498 *
499 * name - Is the name of the changed route-map
500 */
501extern void route_map_event_hook(void (*func)(const char *name));
7096e938 502extern int route_map_mark_updated(const char *name);
46a69f10 503extern void route_map_walk_update_list(void (*update_fn)(char *name));
d62a17ae 504extern void route_map_upd8_dependency(route_map_event_t type, const char *arg,
505 const char *rmap_name);
506extern void route_map_notify_dependencies(const char *affected_name,
507 route_map_event_t event);
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508extern void
509route_map_notify_pentry_dependencies(const char *affected_name,
510 struct prefix_list_entry *pentry,
511 route_map_event_t event);
d5d737a2 512extern int generic_match_add(struct route_map_index *index,
d62a17ae 513 const char *command, const char *arg,
d5d737a2
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514 route_map_event_t type,
515 char *errmsg, size_t errmsg_len);
516extern int generic_match_delete(struct route_map_index *index,
d62a17ae 517 const char *command, const char *arg,
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518 route_map_event_t type,
519 char *errmsg, size_t errmsg_len);
520
521extern int generic_set_add(struct route_map_index *index,
522 const char *command, const char *arg,
523 char *errmsg, size_t errmsg_len);
524extern int generic_set_delete(struct route_map_index *index,
525 const char *command, const char *arg,
526 char *errmsg, size_t errmsg_len);
82f97584
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527
528
529/* match interface */
d62a17ae 530extern void route_map_match_interface_hook(int (*func)(
d5d737a2
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531 struct route_map_index *index, const char *command,
532 const char *arg, route_map_event_t type,
533 char *errmsg, size_t errmsg_len));
82f97584 534/* no match interface */
d62a17ae 535extern void route_map_no_match_interface_hook(int (*func)(
d5d737a2
SP
536 struct route_map_index *index, const char *command,
537 const char *arg, route_map_event_t type,
538 char *errmsg, size_t errmsg_len));
82f97584 539/* match ip address */
d62a17ae 540extern void route_map_match_ip_address_hook(int (*func)(
d5d737a2
SP
541 struct route_map_index *index, const char *command,
542 const char *arg, route_map_event_t type,
543 char *errmsg, size_t errmsg_len));
82f97584 544/* no match ip address */
d62a17ae 545extern void route_map_no_match_ip_address_hook(int (*func)(
d5d737a2
SP
546 struct route_map_index *index, const char *command,
547 const char *arg, route_map_event_t type,
548 char *errmsg, size_t errmsg_len));
82f97584 549/* match ip address prefix list */
d62a17ae 550extern void route_map_match_ip_address_prefix_list_hook(int (*func)(
d5d737a2
SP
551 struct route_map_index *index, const char *command,
552 const char *arg, route_map_event_t type,
553 char *errmsg, size_t errmsg_len));
82f97584 554/* no match ip address prefix list */
d62a17ae 555extern void route_map_no_match_ip_address_prefix_list_hook(int (*func)(
d5d737a2
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556 struct route_map_index *index, const char *command,
557 const char *arg, route_map_event_t type,
558 char *errmsg, size_t errmsg_len));
82f97584 559/* match ip next hop */
d62a17ae 560extern void route_map_match_ip_next_hop_hook(int (*func)(
d5d737a2
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561 struct route_map_index *index, const char *command,
562 const char *arg, route_map_event_t type,
563 char *errmsg, size_t errmsg_len));
82f97584 564/* no match ip next hop */
d62a17ae 565extern void route_map_no_match_ip_next_hop_hook(int (*func)(
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566 struct route_map_index *index, const char *command, const char *arg,
567 route_map_event_t type, char *errmsg, size_t errmsg_len));
568/* match ipv6 next hop */
569extern void route_map_match_ipv6_next_hop_hook(int (*func)(
570 struct route_map_index *index, const char *command, const char *arg,
571 route_map_event_t type, char *errmsg, size_t errmsg_len));
572/* no match ipv6 next hop */
573extern void route_map_no_match_ipv6_next_hop_hook(int (*func)(
574 struct route_map_index *index, const char *command, const char *arg,
575 route_map_event_t type, char *errmsg, size_t errmsg_len));
82f97584 576/* match ip next hop prefix list */
d62a17ae 577extern void route_map_match_ip_next_hop_prefix_list_hook(int (*func)(
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578 struct route_map_index *index, const char *command,
579 const char *arg, route_map_event_t type,
580 char *errmsg, size_t errmsg_len));
82f97584 581/* no match ip next hop prefix list */
d62a17ae 582extern void route_map_no_match_ip_next_hop_prefix_list_hook(int (*func)(
d5d737a2
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583 struct route_map_index *index, const char *command,
584 const char *arg, route_map_event_t type,
585 char *errmsg, size_t errmsg_len));
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586/* match ip next hop type */
587extern void route_map_match_ip_next_hop_type_hook(int (*func)(
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588 struct route_map_index *index, const char *command,
589 const char *arg, route_map_event_t type,
590 char *errmsg, size_t errmsg_len));
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591/* no match ip next hop type */
592extern void route_map_no_match_ip_next_hop_type_hook(int (*func)(
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593 struct route_map_index *index, const char *command,
594 const char *arg, route_map_event_t type,
595 char *errmsg, size_t errmsg_len));
82f97584 596/* match ipv6 address */
d62a17ae 597extern void route_map_match_ipv6_address_hook(int (*func)(
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598 struct route_map_index *index, const char *command,
599 const char *arg, route_map_event_t type,
600 char *errmsg, size_t errmsg_len));
82f97584 601/* no match ipv6 address */
d62a17ae 602extern void route_map_no_match_ipv6_address_hook(int (*func)(
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603 struct route_map_index *index, const char *command,
604 const char *arg, route_map_event_t type,
605 char *errmsg, size_t errmsg_len));
82f97584 606/* match ipv6 address prefix list */
d62a17ae 607extern void route_map_match_ipv6_address_prefix_list_hook(int (*func)(
d5d737a2
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608 struct route_map_index *index, const char *command,
609 const char *arg, route_map_event_t type,
610 char *errmsg, size_t errmsg_len));
82f97584 611/* no match ipv6 address prefix list */
d62a17ae 612extern void route_map_no_match_ipv6_address_prefix_list_hook(int (*func)(
d5d737a2
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613 struct route_map_index *index, const char *command,
614 const char *arg, route_map_event_t type,
615 char *errmsg, size_t errmsg_len));
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616/* match ipv6 next-hop type */
617extern void route_map_match_ipv6_next_hop_type_hook(int (*func)(
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618 struct route_map_index *index, const char *command,
619 const char *arg, route_map_event_t type,
620 char *errmsg, size_t errmsg_len));
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621/* no match ipv6 next-hop type */
622extern void route_map_no_match_ipv6_next_hop_type_hook(int (*func)(
d5d737a2
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623 struct route_map_index *index, const char *command,
624 const char *arg, route_map_event_t type,
625 char *errmsg, size_t errmsg_len));
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626/* match ipv6 next-hop prefix-list */
627extern void route_map_match_ipv6_next_hop_prefix_list_hook(int (*func)(
628 struct route_map_index *index, const char *command, const char *arg,
629 route_map_event_t type, char *errmsg, size_t errmsg_len));
630/* no match ipv6 next-hop prefix-list */
631extern void route_map_no_match_ipv6_next_hop_prefix_list_hook(int (*func)(
632 struct route_map_index *index, const char *command, const char *arg,
633 route_map_event_t type, char *errmsg, size_t errmsg_len));
82f97584 634/* match metric */
d62a17ae 635extern void route_map_match_metric_hook(int (*func)(
d5d737a2
SP
636 struct route_map_index *index, const char *command,
637 const char *arg, route_map_event_t type,
638 char *errmsg, size_t errmsg_len));
82f97584 639/* no match metric */
d62a17ae 640extern void route_map_no_match_metric_hook(int (*func)(
d5d737a2
SP
641 struct route_map_index *index, const char *command,
642 const char *arg, route_map_event_t type,
643 char *errmsg, size_t errmsg_len));
82f97584 644/* match tag */
d62a17ae 645extern void route_map_match_tag_hook(int (*func)(
d5d737a2
SP
646 struct route_map_index *index, const char *command,
647 const char *arg, route_map_event_t type,
648 char *errmsg, size_t errmsg_len));
82f97584 649/* no match tag */
d62a17ae 650extern void route_map_no_match_tag_hook(int (*func)(
d5d737a2
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651 struct route_map_index *index, const char *command,
652 const char *arg, route_map_event_t type,
653 char *errmsg, size_t errmsg_len));
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654/* set sr-te color */
655extern void route_map_set_srte_color_hook(
d5d737a2
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656 int (*func)(struct route_map_index *index,
657 const char *command, const char *arg,
658 char *errmsg, size_t errmsg_len));
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659/* no set sr-te color */
660extern void route_map_no_set_srte_color_hook(
d5d737a2
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661 int (*func)(struct route_map_index *index,
662 const char *command, const char *arg,
663 char *errmsg, size_t errmsg_len));
82f97584 664/* set ip nexthop */
d62a17ae 665extern void route_map_set_ip_nexthop_hook(
d5d737a2
SP
666 int (*func)(struct route_map_index *index,
667 const char *command, const char *arg,
668 char *errmsg, size_t errmsg_len));
82f97584 669/* no set ip nexthop */
d62a17ae 670extern void route_map_no_set_ip_nexthop_hook(
d5d737a2
SP
671 int (*func)(struct route_map_index *index,
672 const char *command, const char *arg,
673 char *errmsg, size_t errmsg_len));
82f97584 674/* set ipv6 nexthop local */
d62a17ae 675extern void route_map_set_ipv6_nexthop_local_hook(
d5d737a2
SP
676 int (*func)(struct route_map_index *index,
677 const char *command, const char *arg,
678 char *errmsg, size_t errmsg_len));
82f97584 679/* no set ipv6 nexthop local */
d62a17ae 680extern void route_map_no_set_ipv6_nexthop_local_hook(
d5d737a2
SP
681 int (*func)(struct route_map_index *index,
682 const char *command, const char *arg,
683 char *errmsg, size_t errmsg_len));
82f97584 684/* set metric */
d5d737a2 685extern void route_map_set_metric_hook(int (*func)(struct route_map_index *index,
d62a17ae 686 const char *command,
d5d737a2
SP
687 const char *arg,
688 char *errmsg,
689 size_t errmsg_len));
82f97584 690/* no set metric */
d62a17ae 691extern void route_map_no_set_metric_hook(
d5d737a2
SP
692 int (*func)(struct route_map_index *index,
693 const char *command, const char *arg,
694 char *errmsg, size_t errmsg_len));
82f97584 695/* set tag */
d5d737a2 696extern void route_map_set_tag_hook(int (*func)(struct route_map_index *index,
d62a17ae 697 const char *command,
d5d737a2
SP
698 const char *arg,
699 char *errmsg,
700 size_t errmsg_len));
82f97584 701/* no set tag */
d5d737a2 702extern void route_map_no_set_tag_hook(int (*func)(struct route_map_index *index,
d62a17ae 703 const char *command,
d5d737a2
SP
704 const char *arg,
705 char *errmsg,
706 size_t errmsg_len));
e52702f2 707
d62a17ae 708extern void *route_map_rule_tag_compile(const char *arg);
709extern void route_map_rule_tag_free(void *rule);
dc9ffce8 710
4a2a09d0 711/* Increment the route-map used counter */
712extern void route_map_counter_increment(struct route_map *map);
713
714/* Decrement the route-map used counter */
715extern void route_map_counter_decrement(struct route_map *map);
716
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717/* Route map hooks data structure. */
718struct route_map_match_set_hooks {
719 /* match interface */
d5d737a2 720 int (*match_interface)(struct route_map_index *index,
a7282663 721 const char *command, const char *arg,
d5d737a2
SP
722 route_map_event_t type,
723 char *errmsg, size_t errmsg_len);
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724
725 /* no match interface */
d5d737a2 726 int (*no_match_interface)(struct route_map_index *index,
a7282663 727 const char *command, const char *arg,
d5d737a2
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728 route_map_event_t type,
729 char *errmsg, size_t errmsg_len);
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730
731 /* match ip address */
d5d737a2 732 int (*match_ip_address)(struct route_map_index *index,
a7282663 733 const char *command, const char *arg,
d5d737a2
SP
734 route_map_event_t type,
735 char *errmsg, size_t errmsg_len);
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736
737 /* no match ip address */
d5d737a2 738 int (*no_match_ip_address)(struct route_map_index *index,
a7282663 739 const char *command, const char *arg,
d5d737a2
SP
740 route_map_event_t type,
741 char *errmsg, size_t errmsg_len);
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742
743 /* match ip address prefix list */
d5d737a2 744 int (*match_ip_address_prefix_list)(struct route_map_index *index,
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745 const char *command,
746 const char *arg,
d5d737a2
SP
747 route_map_event_t type,
748 char *errmsg, size_t errmsg_len);
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749
750 /* no match ip address prefix list */
d5d737a2 751 int (*no_match_ip_address_prefix_list)(struct route_map_index *index,
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752 const char *command,
753 const char *arg,
d5d737a2
SP
754 route_map_event_t type,
755 char *errmsg, size_t errmsg_len);
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756
757 /* match ip next hop */
d5d737a2 758 int (*match_ip_next_hop)(struct route_map_index *index,
a7282663 759 const char *command, const char *arg,
d5d737a2
SP
760 route_map_event_t type,
761 char *errmsg, size_t errmsg_len);
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762
763 /* no match ip next hop */
d5d737a2 764 int (*no_match_ip_next_hop)(struct route_map_index *index,
a7282663 765 const char *command, const char *arg,
d5d737a2
SP
766 route_map_event_t type,
767 char *errmsg, size_t errmsg_len);
a7282663 768
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769 /* match ipv6 next hop */
770 int (*match_ipv6_next_hop)(struct route_map_index *index,
771 const char *command, const char *arg,
772 route_map_event_t type, char *errmsg,
773 size_t errmsg_len);
774
775 /* no match ipv6 next hop */
776 int (*no_match_ipv6_next_hop)(struct route_map_index *index,
777 const char *command, const char *arg,
778 route_map_event_t type, char *errmsg,
779 size_t errmsg_len);
780
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DA
781 /* match ipv6 next hop prefix-list */
782 int (*match_ipv6_next_hop_prefix_list)(struct route_map_index *index,
783 const char *command,
784 const char *arg,
785 route_map_event_t type,
786 char *errmsg, size_t errmsg_len);
787
788 /* no match ipv6 next-hop prefix-list */
789 int (*no_match_ipv6_next_hop_prefix_list)(struct route_map_index *index,
790 const char *command,
791 const char *arg,
792 route_map_event_t type,
793 char *errmsg,
794 size_t errmsg_len);
795
a7282663 796 /* match ip next hop prefix list */
d5d737a2 797 int (*match_ip_next_hop_prefix_list)(struct route_map_index *index,
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798 const char *command,
799 const char *arg,
d5d737a2
SP
800 route_map_event_t type,
801 char *errmsg, size_t errmsg_len);
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802
803 /* no match ip next hop prefix list */
d5d737a2 804 int (*no_match_ip_next_hop_prefix_list)(struct route_map_index *index,
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805 const char *command,
806 const char *arg,
d5d737a2
SP
807 route_map_event_t type,
808 char *errmsg,
809 size_t errmsg_len);
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810
811 /* match ip next-hop type */
d5d737a2
SP
812 int (*match_ip_next_hop_type)(struct route_map_index *index,
813 const char *command,
814 const char *arg,
815 route_map_event_t type,
816 char *errmsg,
817 size_t errmsg_len);
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818
819 /* no match ip next-hop type */
d5d737a2
SP
820 int (*no_match_ip_next_hop_type)(struct route_map_index *index,
821 const char *command,
822 const char *arg,
823 route_map_event_t type,
824 char *errmsg,
825 size_t errmsg_len);
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826
827 /* match ipv6 address */
d5d737a2 828 int (*match_ipv6_address)(struct route_map_index *index,
a7282663 829 const char *command, const char *arg,
d5d737a2
SP
830 route_map_event_t type,
831 char *errmsg, size_t errmsg_len);
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832
833 /* no match ipv6 address */
d5d737a2 834 int (*no_match_ipv6_address)(struct route_map_index *index,
a7282663 835 const char *command, const char *arg,
d5d737a2
SP
836 route_map_event_t type,
837 char *errmsg, size_t errmsg_len);
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838
839
840 /* match ipv6 address prefix list */
d5d737a2 841 int (*match_ipv6_address_prefix_list)(struct route_map_index *index,
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842 const char *command,
843 const char *arg,
d5d737a2
SP
844 route_map_event_t type,
845 char *errmsg, size_t errmsg_len);
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846
847 /* no match ipv6 address prefix list */
d5d737a2 848 int (*no_match_ipv6_address_prefix_list)(struct route_map_index *index,
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849 const char *command,
850 const char *arg,
d5d737a2
SP
851 route_map_event_t type,
852 char *errmsg,
853 size_t errmsg_len);
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854
855 /* match ipv6 next-hop type */
d5d737a2 856 int (*match_ipv6_next_hop_type)(struct route_map_index *index,
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857 const char *command,
858 const char *arg,
d5d737a2
SP
859 route_map_event_t type,
860 char *errmsg, size_t errmsg_len);
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861
862 /* no match ipv6 next-hop type */
d5d737a2 863 int (*no_match_ipv6_next_hop_type)(struct route_map_index *index,
a7282663 864 const char *command, const char *arg,
d5d737a2
SP
865 route_map_event_t type,
866 char *errmsg, size_t errmsg_len);
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867
868 /* match metric */
d5d737a2 869 int (*match_metric)(struct route_map_index *index,
a7282663 870 const char *command, const char *arg,
d5d737a2
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871 route_map_event_t type,
872 char *errmsg, size_t errmsg_len);
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873
874 /* no match metric */
d5d737a2 875 int (*no_match_metric)(struct route_map_index *index,
a7282663 876 const char *command, const char *arg,
d5d737a2
SP
877 route_map_event_t type,
878 char *errmsg, size_t errmsg_len);
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879
880 /* match tag */
d5d737a2 881 int (*match_tag)(struct route_map_index *index,
a7282663 882 const char *command, const char *arg,
d5d737a2
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883 route_map_event_t type,
884 char *errmsg, size_t errmsg_len);
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885
886 /* no match tag */
d5d737a2 887 int (*no_match_tag)(struct route_map_index *index,
a7282663 888 const char *command, const char *arg,
d5d737a2
SP
889 route_map_event_t type,
890 char *errmsg, size_t errmsg_len);
a7282663 891
31f937fb 892 /* set sr-te color */
d5d737a2
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893 int (*set_srte_color)(struct route_map_index *index,
894 const char *command, const char *arg,
895 char *errmsg, size_t errmsg_len);
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896
897 /* no set sr-te color */
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898 int (*no_set_srte_color)(struct route_map_index *index,
899 const char *command, const char *arg,
900 char *errmsg, size_t errmsg_len);
31f937fb 901
a7282663 902 /* set ip nexthop */
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903 int (*set_ip_nexthop)(struct route_map_index *index,
904 const char *command, const char *arg,
905 char *errmsg, size_t errmsg_len);
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906
907 /* no set ip nexthop */
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908 int (*no_set_ip_nexthop)(struct route_map_index *index,
909 const char *command, const char *arg,
910 char *errmsg, size_t errmsg_len);
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911
912 /* set ipv6 nexthop local */
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913 int (*set_ipv6_nexthop_local)(struct route_map_index *index,
914 const char *command, const char *arg,
915 char *errmsg, size_t errmsg_len);
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916
917 /* no set ipv6 nexthop local */
d5d737a2
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918 int (*no_set_ipv6_nexthop_local)(struct route_map_index *index,
919 const char *command, const char *arg,
920 char *errmsg, size_t errmsg_len);
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921
922 /* set metric */
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923 int (*set_metric)(struct route_map_index *index,
924 const char *command, const char *arg,
925 char *errmsg, size_t errmsg_len);
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926
927 /* no set metric */
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928 int (*no_set_metric)(struct route_map_index *index,
929 const char *command, const char *arg,
930 char *errmsg, size_t errmsg_len);
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931
932 /* set tag */
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933 int (*set_tag)(struct route_map_index *index,
934 const char *command, const char *arg,
935 char *errmsg, size_t errmsg_len);
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936
937 /* no set tag */
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938 int (*no_set_tag)(struct route_map_index *index,
939 const char *command, const char *arg,
940 char *errmsg, size_t errmsg_len);
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941};
942
943extern struct route_map_match_set_hooks rmap_match_set_hook;
944
945/* Making route map list. */
946struct route_map_list {
947 struct route_map *head;
948 struct route_map *tail;
949
950 void (*add_hook)(const char *);
951 void (*delete_hook)(const char *);
952 void (*event_hook)(const char *);
953};
954
955extern struct route_map_list route_map_master;
956
957extern struct route_map *route_map_get(const char *name);
958extern void route_map_delete(struct route_map *map);
959extern struct route_map_index *route_map_index_get(struct route_map *map,
960 enum route_map_type type,
961 int pref);
962extern void route_map_index_delete(struct route_map_index *index, int notify);
963
686d244f 964/* routemap_northbound.c */
d5d737a2 965typedef int (*routemap_match_hook_fun)(struct route_map_index *rmi,
686d244f 966 const char *command, const char *arg,
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967 route_map_event_t event,
968 char *errmsg, size_t errmsg_len);
969typedef int (*routemap_set_hook_fun)(struct route_map_index *rmi,
970 const char *command, const char *arg,
971 char *errmsg, size_t errmsg_len);
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972struct routemap_hook_context {
973 struct route_map_index *rhc_rmi;
974 const char *rhc_rule;
975 route_map_event_t rhc_event;
976 routemap_set_hook_fun rhc_shook;
977 routemap_match_hook_fun rhc_mhook;
54a35ff4 978 TAILQ_ENTRY(routemap_hook_context) rhc_entry;
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979};
980
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981int lib_route_map_entry_match_destroy(struct nb_cb_destroy_args *args);
982int lib_route_map_entry_set_destroy(struct nb_cb_destroy_args *args);
2b3e4807 983
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984struct routemap_hook_context *
985routemap_hook_context_insert(struct route_map_index *rmi);
986void routemap_hook_context_free(struct routemap_hook_context *rhc);
987
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988extern const struct frr_yang_module_info frr_route_map_info;
989
2b3e4807 990/* routemap_cli.c */
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991extern int route_map_instance_cmp(const struct lyd_node *dnode1,
992 const struct lyd_node *dnode2);
993extern void route_map_instance_show(struct vty *vty,
994 const struct lyd_node *dnode,
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995 bool show_defaults);
996extern void route_map_instance_show_end(struct vty *vty,
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997 const struct lyd_node *dnode);
998extern void route_map_condition_show(struct vty *vty,
999 const struct lyd_node *dnode,
2b3e4807 1000 bool show_defaults);
25605051 1001extern void route_map_action_show(struct vty *vty, const struct lyd_node *dnode,
2b3e4807 1002 bool show_defaults);
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1003extern void route_map_exit_policy_show(struct vty *vty,
1004 const struct lyd_node *dnode,
2b3e4807 1005 bool show_defaults);
25605051 1006extern void route_map_call_show(struct vty *vty, const struct lyd_node *dnode,
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1007 bool show_defaults);
1008extern void route_map_description_show(struct vty *vty,
25605051 1009 const struct lyd_node *dnode,
2b3e4807 1010 bool show_defaults);
38133c4a 1011extern void route_map_optimization_disabled_show(struct vty *vty,
25605051 1012 const struct lyd_node *dnode,
38133c4a 1013 bool show_defaults);
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1014extern void route_map_cli_init(void);
1015
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1016#ifdef __cplusplus
1017}
1018#endif
1019
718e3744 1020#endif /* _ZEBRA_ROUTEMAP_H */