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"
42 #include "isis_misc.h"
43 #include "isis_adjacency.h"
44 #include "isis_circuit.h"
48 #include "isis_route.h"
49 #include "isis_zebra.h"
50 #include "isis_routemap.h"
52 static route_map_result_t
route_match_ip_address(void *rule
,
53 struct prefix
*prefix
,
54 route_map_object_t type
,
57 struct access_list
*alist
;
59 if (type
!= RMAP_ISIS
)
62 alist
= access_list_lookup(AFI_IP
, (char *)rule
);
63 if (access_list_apply(alist
, prefix
) != FILTER_DENY
)
69 static void *route_match_ip_address_compile(const char *arg
)
71 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
74 static void route_match_ip_address_free(void *rule
)
76 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
79 static struct route_map_rule_cmd route_match_ip_address_cmd
= {
80 "ip address", route_match_ip_address
, route_match_ip_address_compile
,
81 route_match_ip_address_free
};
83 /* ------------------------------------------------------------*/
85 static route_map_result_t
86 route_match_ip_address_prefix_list(void *rule
, struct prefix
*prefix
,
87 route_map_object_t type
, void *object
)
89 struct prefix_list
*plist
;
91 if (type
!= RMAP_ISIS
)
94 plist
= prefix_list_lookup(AFI_IP
, (char *)rule
);
95 if (prefix_list_apply(plist
, prefix
) != PREFIX_DENY
)
101 static void *route_match_ip_address_prefix_list_compile(const char *arg
)
103 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
106 static void route_match_ip_address_prefix_list_free(void *rule
)
108 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
111 struct route_map_rule_cmd route_match_ip_address_prefix_list_cmd
= {
112 "ip address prefix-list", route_match_ip_address_prefix_list
,
113 route_match_ip_address_prefix_list_compile
,
114 route_match_ip_address_prefix_list_free
};
116 /* ------------------------------------------------------------*/
118 static route_map_result_t
route_match_ipv6_address(void *rule
,
119 struct prefix
*prefix
,
120 route_map_object_t type
,
123 struct access_list
*alist
;
125 if (type
!= RMAP_ISIS
)
128 alist
= access_list_lookup(AFI_IP6
, (char *)rule
);
129 if (access_list_apply(alist
, prefix
) != FILTER_DENY
)
135 static void *route_match_ipv6_address_compile(const char *arg
)
137 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
140 static void route_match_ipv6_address_free(void *rule
)
142 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
145 static struct route_map_rule_cmd route_match_ipv6_address_cmd
= {
146 "ipv6 address", route_match_ipv6_address
,
147 route_match_ipv6_address_compile
, route_match_ipv6_address_free
};
149 /* ------------------------------------------------------------*/
151 static route_map_result_t
152 route_match_ipv6_address_prefix_list(void *rule
, struct prefix
*prefix
,
153 route_map_object_t type
, void *object
)
155 struct prefix_list
*plist
;
157 if (type
!= RMAP_ISIS
)
160 plist
= prefix_list_lookup(AFI_IP6
, (char *)rule
);
161 if (prefix_list_apply(plist
, prefix
) != PREFIX_DENY
)
167 static void *route_match_ipv6_address_prefix_list_compile(const char *arg
)
169 return XSTRDUP(MTYPE_ROUTE_MAP_COMPILED
, arg
);
172 static void route_match_ipv6_address_prefix_list_free(void *rule
)
174 XFREE(MTYPE_ROUTE_MAP_COMPILED
, rule
);
177 struct route_map_rule_cmd route_match_ipv6_address_prefix_list_cmd
= {
178 "ipv6 address prefix-list", route_match_ipv6_address_prefix_list
,
179 route_match_ipv6_address_prefix_list_compile
,
180 route_match_ipv6_address_prefix_list_free
};
182 /* ------------------------------------------------------------*/
184 static route_map_result_t
route_set_metric(void *rule
, 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
);