2 *------------------------------------------------------------------
3 * map_api.c - vnet map api
5 * Copyright (c) 2016 Cisco and/or its affiliates.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at:
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *------------------------------------------------------------------
20 #include <vnet/vnet.h>
21 #include <vlibmemory/api.h>
24 #include <vnet/api_errno.h>
25 #include <vnet/ip/ip.h>
26 #include <vnet/fib/fib_table.h>
27 #include <vnet/vnet_msg_enum.h>
29 #define vl_typedefs /* define message structures */
30 #include <vnet/vnet_all_api_h.h>
33 #define vl_endianfun /* define message structures */
34 #include <vnet/vnet_all_api_h.h>
37 /* instantiate all the print functions we know about */
38 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
40 #include <vnet/vnet_all_api_h.h>
43 #include <vlibapi/api_helper_macros.h>
45 #define foreach_vpe_api_msg \
46 _(MAP_ADD_DOMAIN, map_add_domain) \
47 _(MAP_DEL_DOMAIN, map_del_domain) \
48 _(MAP_ADD_DEL_RULE, map_add_del_rule) \
49 _(MAP_DOMAIN_DUMP, map_domain_dump) \
50 _(MAP_RULE_DUMP, map_rule_dump) \
51 _(MAP_SUMMARY_STATS, map_summary_stats)
54 vl_api_map_add_domain_t_handler (vl_api_map_add_domain_t * mp)
56 vl_api_map_add_domain_reply_t *rmp;
61 if (mp->is_translation)
62 flags |= MAP_DOMAIN_TRANSLATION;
65 flags |= MAP_DOMAIN_RFC6052;
68 map_create_domain ((ip4_address_t *) & mp->ip4_prefix, mp->ip4_prefix_len,
69 (ip6_address_t *) & mp->ip6_prefix, mp->ip6_prefix_len,
70 (ip6_address_t *) & mp->ip6_src,
71 mp->ip6_src_prefix_len, mp->ea_bits_len,
72 mp->psid_offset, mp->psid_length, &index,
73 ntohs (mp->mtu), flags);
76 REPLY_MACRO2(VL_API_MAP_ADD_DOMAIN_REPLY,
78 rmp->index = ntohl(index);
84 vl_api_map_del_domain_t_handler (vl_api_map_del_domain_t * mp)
86 vl_api_map_del_domain_reply_t *rmp;
89 rv = map_delete_domain (ntohl (mp->index));
91 REPLY_MACRO (VL_API_MAP_DEL_DOMAIN_REPLY);
95 vl_api_map_add_del_rule_t_handler (vl_api_map_add_del_rule_t * mp)
97 vl_api_map_del_domain_reply_t *rmp;
101 map_add_del_psid (ntohl (mp->index), ntohs (mp->psid),
102 (ip6_address_t *) mp->ip6_dst, mp->is_add);
104 REPLY_MACRO (VL_API_MAP_ADD_DEL_RULE_REPLY);
108 vl_api_map_domain_dump_t_handler (vl_api_map_domain_dump_t * mp)
110 vl_api_map_domain_details_t *rmp;
111 map_main_t *mm = &map_main;
113 unix_shared_memory_queue_t *q;
115 if (pool_elts (mm->domains) == 0)
118 q = vl_api_client_index_to_input_queue (mp->client_index);
125 pool_foreach(d, mm->domains,
127 /* Make sure every field is initiated (or don't skip the memset()) */
128 rmp = vl_msg_api_alloc (sizeof (*rmp));
129 rmp->_vl_msg_id = ntohs(VL_API_MAP_DOMAIN_DETAILS);
130 rmp->domain_index = htonl(d - mm->domains);
131 rmp->ea_bits_len = d->ea_bits_len;
132 rmp->psid_offset = d->psid_offset;
133 rmp->psid_length = d->psid_length;
134 clib_memcpy(rmp->ip4_prefix, &d->ip4_prefix, sizeof(rmp->ip4_prefix));
135 rmp->ip4_prefix_len = d->ip4_prefix_len;
136 clib_memcpy(rmp->ip6_prefix, &d->ip6_prefix, sizeof(rmp->ip6_prefix));
137 rmp->ip6_prefix_len = d->ip6_prefix_len;
138 clib_memcpy(rmp->ip6_src, &d->ip6_src, sizeof(rmp->ip6_src));
139 rmp->ip6_src_len = d->ip6_src_len;
140 rmp->mtu = htons(d->mtu);
141 rmp->is_translation = (d->flags & MAP_DOMAIN_TRANSLATION);
142 rmp->context = mp->context;
144 vl_msg_api_send_shmem (q, (u8 *)&rmp);
150 vl_api_map_rule_dump_t_handler (vl_api_map_rule_dump_t * mp)
152 unix_shared_memory_queue_t *q;
155 vl_api_map_rule_details_t *rmp;
156 map_main_t *mm = &map_main;
157 u32 domain_index = ntohl (mp->domain_index);
160 if (pool_elts (mm->domains) == 0)
163 d = pool_elt_at_index (mm->domains, domain_index);
169 q = vl_api_client_index_to_input_queue (mp->client_index);
175 for (i = 0; i < (0x1 << d->psid_length); i++)
178 if (dst.as_u64[0] == 0 && dst.as_u64[1] == 0)
182 rmp = vl_msg_api_alloc (sizeof (*rmp));
183 memset (rmp, 0, sizeof (*rmp));
184 rmp->_vl_msg_id = ntohs (VL_API_MAP_RULE_DETAILS);
185 rmp->psid = htons (i);
186 clib_memcpy (rmp->ip6_dst, &dst, sizeof (rmp->ip6_dst));
187 rmp->context = mp->context;
188 vl_msg_api_send_shmem (q, (u8 *) & rmp);
193 vl_api_map_summary_stats_t_handler (vl_api_map_summary_stats_t * mp)
195 vl_api_map_summary_stats_reply_t *rmp;
196 vlib_combined_counter_main_t *cm;
199 u64 total_pkts[VLIB_N_RX_TX];
200 u64 total_bytes[VLIB_N_RX_TX];
201 map_main_t *mm = &map_main;
202 unix_shared_memory_queue_t *q =
203 vl_api_client_index_to_input_queue (mp->client_index);
208 rmp = vl_msg_api_alloc (sizeof (*rmp));
209 rmp->_vl_msg_id = ntohs (VL_API_MAP_SUMMARY_STATS_REPLY);
210 rmp->context = mp->context;
213 if (pool_elts (mm->domains) == 0)
219 memset (total_pkts, 0, sizeof (total_pkts));
220 memset (total_bytes, 0, sizeof (total_bytes));
222 map_domain_counter_lock (mm);
223 vec_foreach (cm, mm->domain_counters)
225 which = cm - mm->domain_counters;
227 for (i = 0; i < vlib_combined_counter_n_counters (cm); i++)
229 vlib_get_combined_counter (cm, i, &v);
230 total_pkts[which] += v.packets;
231 total_bytes[which] += v.bytes;
235 map_domain_counter_unlock (mm);
237 /* Note: in network byte order! */
238 rmp->total_pkts[MAP_DOMAIN_COUNTER_RX] =
239 clib_host_to_net_u64 (total_pkts[MAP_DOMAIN_COUNTER_RX]);
240 rmp->total_bytes[MAP_DOMAIN_COUNTER_RX] =
241 clib_host_to_net_u64 (total_bytes[MAP_DOMAIN_COUNTER_RX]);
242 rmp->total_pkts[MAP_DOMAIN_COUNTER_TX] =
243 clib_host_to_net_u64 (total_pkts[MAP_DOMAIN_COUNTER_TX]);
244 rmp->total_bytes[MAP_DOMAIN_COUNTER_TX] =
245 clib_host_to_net_u64 (total_bytes[MAP_DOMAIN_COUNTER_TX]);
246 rmp->total_bindings = clib_host_to_net_u64 (pool_elts (mm->domains));
247 rmp->total_ip4_fragments = 0; // Not yet implemented. Should be a simple counter.
248 rmp->total_security_check[MAP_DOMAIN_COUNTER_TX] =
249 clib_host_to_net_u64 (map_error_counter_get
250 (ip4_map_node.index, MAP_ERROR_ENCAP_SEC_CHECK));
251 rmp->total_security_check[MAP_DOMAIN_COUNTER_RX] =
252 clib_host_to_net_u64 (map_error_counter_get
253 (ip4_map_node.index, MAP_ERROR_DECAP_SEC_CHECK));
256 vl_msg_api_send_shmem (q, (u8 *) & rmp);
261 * Add vpe's API message handlers to the table.
262 * vlib has alread mapped shared memory and
263 * added the client registration handlers.
264 * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
266 #define vl_msg_name_crc_list
267 #include <vnet/vnet_all_api_h.h>
268 #undef vl_msg_name_crc_list
271 setup_message_id_table (api_main_t * am)
273 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
274 foreach_vl_msg_name_crc_map;
278 static clib_error_t *
279 map_api_hookup (vlib_main_t * vm)
281 api_main_t *am = &api_main;
284 vl_msg_api_set_handlers(VL_API_##N, #n, \
285 vl_api_##n##_t_handler, \
287 vl_api_##n##_t_endian, \
288 vl_api_##n##_t_print, \
289 sizeof(vl_api_##n##_t), 1);
294 * Set up the (msg_name, crc, message-id) table
296 setup_message_id_table (am);
301 VLIB_API_INIT_FUNCTION (map_api_hookup);
304 * fd.io coding-style-patch-verification: ON
307 * eval: (c-set-style "gnu")