2 * IS-IS Rout(e)ing protocol - isis_routemap.c
4 * Copyright (C) 2013-2015 Christian Franke <chris@opensourcerouting.org>
6 * This program 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 Free
8 * Software Foundation; either version 2 of the License, or (at your option)
11 * This program is distributed in the hope that it will be useful,but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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
37 #include "isis_constants.h"
38 #include "isis_common.h"
39 #include "isis_flags.h"
41 #include "isis_misc.h"
42 #include "isis_adjacency.h"
43 #include "isis_circuit.h"
47 #include "isis_route.h"
48 #include "isis_zebra.h"
49 #include "isis_routemap.h"
51 static route_map_result_t
route_match_ip_address(void *rule
,
52 const struct prefix
*prefix
,
53 route_map_object_t type
,
56 struct access_list
*alist
;
58 if (type
!= RMAP_ISIS
)
61 alist
= access_list_lookup(AFI_IP
, (char *)rule
);
62 if (access_list_apply(alist
, prefix
) != FILTER_DENY
)
68 static void *route_match_ip_address_compile(const char *arg
)
70 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
73 static void route_match_ip_address_free(void *rule
)
75 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
78 static struct route_map_rule_cmd route_match_ip_address_cmd
= {
79 "ip address", route_match_ip_address
, route_match_ip_address_compile
,
80 route_match_ip_address_free
};
82 /* ------------------------------------------------------------*/
84 static route_map_result_t
85 route_match_ip_address_prefix_list(void *rule
, const struct prefix
*prefix
,
86 route_map_object_t type
, void *object
)
88 struct prefix_list
*plist
;
90 if (type
!= RMAP_ISIS
)
93 plist
= prefix_list_lookup(AFI_IP
, (char *)rule
);
94 if (prefix_list_apply(plist
, prefix
) != PREFIX_DENY
)
100 static void *route_match_ip_address_prefix_list_compile(const char *arg
)
102 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
105 static void route_match_ip_address_prefix_list_free(void *rule
)
107 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
110 struct route_map_rule_cmd route_match_ip_address_prefix_list_cmd
= {
111 "ip address prefix-list", route_match_ip_address_prefix_list
,
112 route_match_ip_address_prefix_list_compile
,
113 route_match_ip_address_prefix_list_free
};
115 /* ------------------------------------------------------------*/
117 static route_map_result_t
route_match_ipv6_address(void *rule
,
118 const struct prefix
*prefix
,
119 route_map_object_t type
,
122 struct access_list
*alist
;
124 if (type
!= RMAP_ISIS
)
127 alist
= access_list_lookup(AFI_IP6
, (char *)rule
);
128 if (access_list_apply(alist
, prefix
) != FILTER_DENY
)
134 static void *route_match_ipv6_address_compile(const char *arg
)
136 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
139 static void route_match_ipv6_address_free(void *rule
)
141 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
144 static struct route_map_rule_cmd route_match_ipv6_address_cmd
= {
145 "ipv6 address", route_match_ipv6_address
,
146 route_match_ipv6_address_compile
, route_match_ipv6_address_free
};
148 /* ------------------------------------------------------------*/
150 static route_map_result_t
151 route_match_ipv6_address_prefix_list(void *rule
, const struct prefix
*prefix
,
152 route_map_object_t type
, void *object
)
154 struct prefix_list
*plist
;
156 if (type
!= RMAP_ISIS
)
159 plist
= prefix_list_lookup(AFI_IP6
, (char *)rule
);
160 if (prefix_list_apply(plist
, prefix
) != PREFIX_DENY
)
166 static void *route_match_ipv6_address_prefix_list_compile(const char *arg
)
168 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
171 static void route_match_ipv6_address_prefix_list_free(void *rule
)
173 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
176 struct route_map_rule_cmd route_match_ipv6_address_prefix_list_cmd
= {
177 "ipv6 address prefix-list", route_match_ipv6_address_prefix_list
,
178 route_match_ipv6_address_prefix_list_compile
,
179 route_match_ipv6_address_prefix_list_free
};
181 /* ------------------------------------------------------------*/
183 static route_map_result_t
route_set_metric(void *rule
,
184 const struct prefix
*prefix
,
185 route_map_object_t type
,
189 struct isis_ext_info
*info
;
191 if (type
== RMAP_ISIS
) {
195 info
->metric
= *metric
;
200 static void *route_set_metric_compile(const char *arg
)
202 unsigned long metric
;
206 metric
= strtoul(arg
, &endp
, 10);
207 if (arg
[0] == '\0' || *endp
!= '\0' || metric
> MAX_WIDE_PATH_METRIC
)
210 ret
= XCALLOC(MTYPE_ROUTE_MAP_COMPILED
, sizeof(*ret
));
216 static void route_set_metric_free(void *rule
)
218 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
221 static struct route_map_rule_cmd route_set_metric_cmd
= {
222 "metric", route_set_metric
, route_set_metric_compile
,
223 route_set_metric_free
};
225 void isis_route_map_init(void)
229 route_map_match_ip_address_hook(generic_match_add
);
230 route_map_no_match_ip_address_hook(generic_match_delete
);
232 route_map_match_ip_address_prefix_list_hook(generic_match_add
);
233 route_map_no_match_ip_address_prefix_list_hook(generic_match_delete
);
235 route_map_match_ipv6_address_hook(generic_match_add
);
236 route_map_no_match_ipv6_address_hook(generic_match_delete
);
238 route_map_match_ipv6_address_prefix_list_hook(generic_match_add
);
239 route_map_no_match_ipv6_address_prefix_list_hook(generic_match_delete
);
241 route_map_set_metric_hook(generic_set_add
);
242 route_map_no_set_metric_hook(generic_set_delete
);
244 route_map_install_match(&route_match_ip_address_cmd
);
245 route_map_install_match(&route_match_ip_address_prefix_list_cmd
);
246 route_map_install_match(&route_match_ipv6_address_cmd
);
247 route_map_install_match(&route_match_ipv6_address_prefix_list_cmd
);
248 route_map_install_set(&route_set_metric_cmd
);