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 enum route_map_cmd_result_t
52 route_match_ip_address(void *rule
, const struct prefix
*prefix
,
53 route_map_object_t type
, void *object
)
55 struct access_list
*alist
;
57 if (type
!= RMAP_ISIS
)
60 alist
= access_list_lookup(AFI_IP
, (char *)rule
);
61 if (access_list_apply(alist
, prefix
) != FILTER_DENY
)
67 static void *route_match_ip_address_compile(const char *arg
)
69 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
72 static void route_match_ip_address_free(void *rule
)
74 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
77 static struct route_map_rule_cmd route_match_ip_address_cmd
= {
78 "ip address", route_match_ip_address
, route_match_ip_address_compile
,
79 route_match_ip_address_free
};
81 /* ------------------------------------------------------------*/
83 static enum route_map_cmd_result_t
84 route_match_ip_address_prefix_list(void *rule
, const struct prefix
*prefix
,
85 route_map_object_t type
, void *object
)
87 struct prefix_list
*plist
;
89 if (type
!= RMAP_ISIS
)
92 plist
= prefix_list_lookup(AFI_IP
, (char *)rule
);
93 if (prefix_list_apply(plist
, prefix
) != PREFIX_DENY
)
99 static void *route_match_ip_address_prefix_list_compile(const char *arg
)
101 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
104 static void route_match_ip_address_prefix_list_free(void *rule
)
106 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
109 struct route_map_rule_cmd route_match_ip_address_prefix_list_cmd
= {
110 "ip address prefix-list", route_match_ip_address_prefix_list
,
111 route_match_ip_address_prefix_list_compile
,
112 route_match_ip_address_prefix_list_free
};
114 /* ------------------------------------------------------------*/
116 static enum route_map_cmd_result_t
117 route_match_ipv6_address(void *rule
, const struct prefix
*prefix
,
118 route_map_object_t type
, void *object
)
120 struct access_list
*alist
;
122 if (type
!= RMAP_ISIS
)
125 alist
= access_list_lookup(AFI_IP6
, (char *)rule
);
126 if (access_list_apply(alist
, prefix
) != FILTER_DENY
)
132 static void *route_match_ipv6_address_compile(const char *arg
)
134 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
137 static void route_match_ipv6_address_free(void *rule
)
139 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
142 static struct route_map_rule_cmd route_match_ipv6_address_cmd
= {
143 "ipv6 address", route_match_ipv6_address
,
144 route_match_ipv6_address_compile
, route_match_ipv6_address_free
};
146 /* ------------------------------------------------------------*/
148 static enum route_map_cmd_result_t
149 route_match_ipv6_address_prefix_list(void *rule
, const struct prefix
*prefix
,
150 route_map_object_t type
, void *object
)
152 struct prefix_list
*plist
;
154 if (type
!= RMAP_ISIS
)
157 plist
= prefix_list_lookup(AFI_IP6
, (char *)rule
);
158 if (prefix_list_apply(plist
, prefix
) != PREFIX_DENY
)
164 static void *route_match_ipv6_address_prefix_list_compile(const char *arg
)
166 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
169 static void route_match_ipv6_address_prefix_list_free(void *rule
)
171 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
174 struct route_map_rule_cmd route_match_ipv6_address_prefix_list_cmd
= {
175 "ipv6 address prefix-list", route_match_ipv6_address_prefix_list
,
176 route_match_ipv6_address_prefix_list_compile
,
177 route_match_ipv6_address_prefix_list_free
};
179 /* ------------------------------------------------------------*/
181 static enum route_map_cmd_result_t
182 route_set_metric(void *rule
, const struct prefix
*prefix
,
183 route_map_object_t type
, void *object
)
186 struct isis_ext_info
*info
;
188 if (type
== RMAP_ISIS
) {
192 info
->metric
= *metric
;
197 static void *route_set_metric_compile(const char *arg
)
199 unsigned long metric
;
203 metric
= strtoul(arg
, &endp
, 10);
204 if (arg
[0] == '\0' || *endp
!= '\0' || metric
> MAX_WIDE_PATH_METRIC
)
207 ret
= XCALLOC(MTYPE_ROUTE_MAP_COMPILED
, sizeof(*ret
));
213 static void route_set_metric_free(void *rule
)
215 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
218 static struct route_map_rule_cmd route_set_metric_cmd
= {
219 "metric", route_set_metric
, route_set_metric_compile
,
220 route_set_metric_free
};
222 void isis_route_map_init(void)
226 route_map_match_ip_address_hook(generic_match_add
);
227 route_map_no_match_ip_address_hook(generic_match_delete
);
229 route_map_match_ip_address_prefix_list_hook(generic_match_add
);
230 route_map_no_match_ip_address_prefix_list_hook(generic_match_delete
);
232 route_map_match_ipv6_address_hook(generic_match_add
);
233 route_map_no_match_ipv6_address_hook(generic_match_delete
);
235 route_map_match_ipv6_address_prefix_list_hook(generic_match_add
);
236 route_map_no_match_ipv6_address_prefix_list_hook(generic_match_delete
);
238 route_map_set_metric_hook(generic_set_add
);
239 route_map_no_set_metric_hook(generic_set_delete
);
241 route_map_install_match(&route_match_ip_address_cmd
);
242 route_map_install_match(&route_match_ip_address_prefix_list_cmd
);
243 route_map_install_match(&route_match_ipv6_address_cmd
);
244 route_map_install_match(&route_match_ipv6_address_prefix_list_cmd
);
245 route_map_install_set(&route_set_metric_cmd
);