2 * Copyright (c) 2016 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #ifndef VNET_CONTROL_H_
17 #define VNET_CONTROL_H_
19 #include <vnet/vnet.h>
20 #include <vnet/lisp-cp/gid_dictionary.h>
21 #include <vnet/lisp-cp/lisp_types.h>
23 #define NUMBER_OF_RETRIES 1
24 #define PENDING_MREQ_EXPIRATION_TIME 3.0 /* seconds */
25 #define PENDING_MREQ_QUEUE_LEN 5
36 } pending_map_request_t;
42 locator_pair_t *locator_pairs;
63 miss_packet_type_t type;
75 /* LISP feature status */
79 gid_dictionary_t mapping_index_by_gid;
81 /* pool of mappings */
82 mapping_t *mapping_pool;
84 /* pool of locators */
85 locator_t *locator_pool;
87 /* pool of locator-sets */
88 locator_set_t *locator_set_pool;
90 /* vector of locator-set vectors composed of and indexed by locator index */
91 u32 **locator_to_locator_sets;
93 /* hash map of locators by name */
94 uword *locator_set_index_by_name;
96 /* vector of eid index vectors supported and indexed by locator-set index */
97 u32 **locator_set_to_eids;
99 /* vectors of indexes for local locator-sets and mappings */
100 u32 *local_mappings_indexes;
101 u32 *local_locator_set_indexes;
103 /* hash map of forwarding entries by mapping index */
104 u32 *fwd_entry_by_mapping_index;
106 /* forwarding entries pool */
107 fwd_entry_t *fwd_entry_pool;
109 /* hash map keyed by nonce of pending map-requests */
110 uword *pending_map_requests_by_nonce;
112 /* pool of pending map requests */
113 pending_map_request_t *pending_map_requests_pool;
114 volatile u32 *pending_map_request_lock;
116 /* vector of map-resolvers */
117 map_resolver_t *map_resolvers;
119 /* map resolver address currently being used for sending requests.
120 * This has to be an actual address and not an index to map_resolvers vector
121 * since the vector may be modified during request resend/retry procedure
122 * and break things :-) */
123 ip_address_t active_map_resolver;
125 u8 do_map_resolver_election;
127 /* map-request locator set index */
130 /* vni to vrf hash tables */
131 uword *table_id_by_vni;
132 uword *vni_by_table_id;
134 /* vni to bd-index hash tables */
138 /* track l2 and l3 interfaces that have been created for vni */
139 uword *dp_intf_by_vni;
140 uword *l2_dp_intf_by_vni;
142 /* Proxy ETR map index */
148 /* map request mode */
154 vlib_main_t *vlib_main;
155 vnet_main_t *vnet_main;
158 /* lisp-gpe control plane */
159 lisp_cp_main_t lisp_control_main;
161 extern vlib_node_registration_t lisp_cp_input_node;
162 extern vlib_node_registration_t lisp_cp_lookup_ip4_node;
163 extern vlib_node_registration_t lisp_cp_lookup_ip6_node;
165 clib_error_t *lisp_cp_init ();
167 always_inline lisp_cp_main_t *
168 vnet_lisp_cp_get_main ()
170 return &lisp_control_main;
183 } vnet_lisp_add_del_locator_set_args_t;
186 vnet_lisp_add_del_locator_set (vnet_lisp_add_del_locator_set_args_t * a,
189 vnet_lisp_add_del_locator (vnet_lisp_add_del_locator_set_args_t * a,
190 locator_set_t * ls, u32 * ls_index);
196 u32 locator_set_index;
204 } vnet_lisp_add_del_mapping_args_t;
207 vnet_lisp_map_cache_add_del (vnet_lisp_add_del_mapping_args_t * a,
210 vnet_lisp_add_del_local_mapping (vnet_lisp_add_del_mapping_args_t * a,
211 u32 * map_index_result);
214 vnet_lisp_add_del_mapping (gid_address_t * deid, locator_t * dlocs, u8 action,
215 u8 authoritative, u32 ttl, u8 is_add, u8 is_static,
216 u32 * res_map_index);
223 } vnet_lisp_add_del_adjacency_args_t;
225 int vnet_lisp_add_del_adjacency (vnet_lisp_add_del_adjacency_args_t * a);
230 ip_address_t address;
231 } vnet_lisp_add_del_map_resolver_args_t;
234 vnet_lisp_add_del_map_resolver (vnet_lisp_add_del_map_resolver_args_t * a);
236 clib_error_t *vnet_lisp_enable_disable (u8 is_enabled);
237 u8 vnet_lisp_enable_disable_status (void);
239 int vnet_lisp_pitr_set_locator_set (u8 * locator_set_name, u8 is_add);
244 u8 *locator_set_name;
245 } vnet_lisp_add_del_mreq_itr_rloc_args_t;
248 vnet_lisp_add_del_mreq_itr_rlocs (vnet_lisp_add_del_mreq_itr_rloc_args_t * a);
250 int vnet_lisp_clear_all_remote_adjacencies (void);
252 int vnet_lisp_eid_table_map (u32 vni, u32 vrf, u8 is_l2, u8 is_add);
253 int vnet_lisp_set_map_request_mode (u8 mode);
254 u8 vnet_lisp_get_map_request_mode (void);
257 lisp_pending_map_request_lock (lisp_cp_main_t * lcm)
259 if (lcm->pending_map_request_lock)
260 while (__sync_lock_test_and_set (lcm->pending_map_request_lock, 1))
265 lisp_pending_map_request_unlock (lisp_cp_main_t * lcm)
267 if (lcm->pending_map_request_lock)
268 *lcm->pending_map_request_lock = 0;
271 #endif /* VNET_CONTROL_H_ */
274 * fd.io coding-style-patch-verification: ON
277 * eval: (c-set-style "gnu")