2 *------------------------------------------------------------------
3 * sr_api.c - ipv6 segment routing 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 <vnet/srv6/sr.h>
22 #include <vlibmemory/api.h>
24 #include <vnet/interface.h>
25 #include <vnet/api_errno.h>
26 #include <vnet/feature/feature.h>
28 #include <vnet/vnet_msg_enum.h>
30 #define vl_typedefs /* define message structures */
31 #include <vnet/vnet_all_api_h.h>
34 #define vl_endianfun /* define message structures */
35 #include <vnet/vnet_all_api_h.h>
38 /* instantiate all the print functions we know about */
39 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
41 #include <vnet/vnet_all_api_h.h>
44 #include <vlibapi/api_helper_macros.h>
46 #define foreach_vpe_api_msg \
47 _(SR_LOCALSID_ADD_DEL, sr_localsid_add_del) \
48 _(SR_POLICY_DEL, sr_policy_del) \
49 _(SR_STEERING_ADD_DEL, sr_steering_add_del)
50 //_(SR_LOCALSIDS, sr_localsids_dump)
51 //_(SR_LOCALSID_BEHAVIORS, sr_localsid_behaviors_dump)
53 static void vl_api_sr_localsid_add_del_t_handler
54 (vl_api_sr_localsid_add_del_t * mp)
56 vl_api_sr_localsid_add_del_reply_t *rmp;
59 * int sr_cli_localsid (char is_del, ip6_address_t *localsid_addr,
60 * char end_psp, u8 behavior, u32 sw_if_index, u32 vlan_index, u32 fib_table,
61 * ip46_address_t *nh_addr, void *ls_plugin_mem)
63 rv = sr_cli_localsid (mp->is_del,
64 (ip6_address_t *) & mp->localsid_addr,
67 ntohl (mp->sw_if_index),
68 ntohl (mp->vlan_index),
69 ntohl (mp->fib_table),
70 (ip46_address_t *) & mp->nh_addr, NULL);
72 REPLY_MACRO (VL_API_SR_LOCALSID_ADD_DEL_REPLY);
76 vl_api_sr_policy_add_t_handler (vl_api_sr_policy_add_t * mp)
78 vl_api_sr_policy_add_reply_t *rmp;
79 ip6_address_t *segments = 0, *seg;
80 ip6_address_t *this_address = (ip6_address_t *) mp->segments;
83 for (i = 0; i < mp->n_segments; i++)
85 vec_add2 (segments, seg, 1);
86 clib_memcpy (seg->as_u8, this_address->as_u8, sizeof (*this_address));
91 * sr_policy_add (ip6_address_t *bsid, ip6_address_t *segments,
92 * u32 weight, u8 behavior, u32 fib_table, u8 is_encap)
95 rv = sr_policy_add ((ip6_address_t *) & mp->bsid_addr,
98 mp->type, ntohl (mp->fib_table), mp->is_encap);
100 REPLY_MACRO (VL_API_SR_POLICY_ADD_REPLY);
104 vl_api_sr_policy_mod_t_handler (vl_api_sr_policy_mod_t * mp)
106 vl_api_sr_policy_mod_reply_t *rmp;
108 ip6_address_t *segments = 0, *seg;
109 ip6_address_t *this_address = (ip6_address_t *) mp->segments;
112 for (i = 0; i < mp->n_segments; i++)
114 vec_add2 (segments, seg, 1);
115 clib_memcpy (seg->as_u8, this_address->as_u8, sizeof (*this_address));
122 * sr_policy_mod(ip6_address_t *bsid, u32 index, u32 fib_table,
123 * u8 operation, ip6_address_t *segments, u32 sl_index,
124 * u32 weight, u8 is_encap)
126 rv = sr_policy_mod ((ip6_address_t *) & mp->bsid_addr,
127 ntohl (mp->sr_policy_index),
128 ntohl (mp->fib_table),
130 segments, ntohl (mp->sl_index), ntohl (mp->weight));
132 REPLY_MACRO (VL_API_SR_POLICY_MOD_REPLY);
136 vl_api_sr_policy_del_t_handler (vl_api_sr_policy_del_t * mp)
138 vl_api_sr_policy_del_reply_t *rmp;
142 * sr_policy_del (ip6_address_t *bsid, u32 index)
144 rv = sr_policy_del ((ip6_address_t *) & mp->bsid_addr,
145 ntohl (mp->sr_policy_index));
147 REPLY_MACRO (VL_API_SR_POLICY_DEL_REPLY);
150 static void vl_api_sr_steering_add_del_t_handler
151 (vl_api_sr_steering_add_del_t * mp)
153 vl_api_sr_steering_add_del_reply_t *rmp;
157 * sr_steering_policy(int is_del, ip6_address_t *bsid, u32 sr_policy_index,
158 * u32 table_id, ip46_address_t *prefix, u32 mask_width, u32 sw_if_index,
161 rv = sr_steering_policy (mp->is_del,
162 (ip6_address_t *) & mp->bsid_addr,
163 ntohl (mp->sr_policy_index),
164 ntohl (mp->table_id),
165 (ip46_address_t *) & mp->prefix_addr,
166 ntohl (mp->mask_width),
167 ntohl (mp->sw_if_index), mp->traffic_type);
169 REPLY_MACRO (VL_API_SR_STEERING_ADD_DEL_REPLY);
174 * Add vpe's API message handlers to the table.
175 * vlib has alread mapped shared memory and
176 * added the client registration handlers.
177 * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
179 #define vl_msg_name_crc_list
180 #include <vnet/vnet_all_api_h.h>
181 #undef vl_msg_name_crc_list
184 setup_message_id_table (api_main_t * am)
186 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
187 foreach_vl_msg_name_crc_sr;
191 static clib_error_t *
192 sr_api_hookup (vlib_main_t * vm)
194 api_main_t *am = &api_main;
197 vl_msg_api_set_handlers(VL_API_##N, #n, \
198 vl_api_##n##_t_handler, \
200 vl_api_##n##_t_endian, \
201 vl_api_##n##_t_print, \
202 sizeof(vl_api_##n##_t), 1);
207 * Manually register the sr policy add msg, so we trace
208 * enough bytes to capture a typical segment list
210 vl_msg_api_set_handlers (VL_API_SR_POLICY_ADD,
212 vl_api_sr_policy_add_t_handler,
214 vl_api_sr_policy_add_t_endian,
215 vl_api_sr_policy_add_t_print, 256, 1);
218 * Manually register the sr policy mod msg, so we trace
219 * enough bytes to capture a typical segment list
221 vl_msg_api_set_handlers (VL_API_SR_POLICY_MOD,
223 vl_api_sr_policy_mod_t_handler,
225 vl_api_sr_policy_mod_t_endian,
226 vl_api_sr_policy_mod_t_print, 256, 1);
229 * Set up the (msg_name, crc, message-id) table
231 setup_message_id_table (am);
236 VLIB_API_INIT_FUNCTION (sr_api_hookup);
239 * fd.io coding-style-patch-verification: ON
242 * eval: (c-set-style "gnu")