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)
64 VALIDATE_SW_IF_INDEX (mp);
66 rv = sr_cli_localsid (mp->is_del,
67 (ip6_address_t *) & mp->localsid_addr,
70 ntohl (mp->sw_if_index),
71 ntohl (mp->vlan_index),
72 ntohl (mp->fib_table),
73 (ip46_address_t *) & mp->nh_addr, NULL);
75 BAD_SW_IF_INDEX_LABEL;
77 REPLY_MACRO (VL_API_SR_LOCALSID_ADD_DEL_REPLY);
81 vl_api_sr_policy_add_t_handler (vl_api_sr_policy_add_t * mp)
83 vl_api_sr_policy_add_reply_t *rmp;
84 ip6_address_t *segments = 0, *seg;
85 ip6_address_t *this_address = (ip6_address_t *) mp->segments;
88 for (i = 0; i < mp->n_segments; i++)
90 vec_add2 (segments, seg, 1);
91 clib_memcpy (seg->as_u8, this_address->as_u8, sizeof (*this_address));
96 * sr_policy_add (ip6_address_t *bsid, ip6_address_t *segments,
97 * u32 weight, u8 behavior, u32 fib_table, u8 is_encap)
100 rv = sr_policy_add ((ip6_address_t *) & mp->bsid_addr,
103 mp->type, ntohl (mp->fib_table), mp->is_encap);
105 REPLY_MACRO (VL_API_SR_POLICY_ADD_REPLY);
109 vl_api_sr_policy_mod_t_handler (vl_api_sr_policy_mod_t * mp)
111 vl_api_sr_policy_mod_reply_t *rmp;
113 ip6_address_t *segments = 0, *seg;
114 ip6_address_t *this_address = (ip6_address_t *) mp->segments;
117 for (i = 0; i < mp->n_segments; i++)
119 vec_add2 (segments, seg, 1);
120 clib_memcpy (seg->as_u8, this_address->as_u8, sizeof (*this_address));
127 * sr_policy_mod(ip6_address_t *bsid, u32 index, u32 fib_table,
128 * u8 operation, ip6_address_t *segments, u32 sl_index,
129 * u32 weight, u8 is_encap)
131 rv = sr_policy_mod ((ip6_address_t *) & mp->bsid_addr,
132 ntohl (mp->sr_policy_index),
133 ntohl (mp->fib_table),
135 segments, ntohl (mp->sl_index), ntohl (mp->weight));
137 REPLY_MACRO (VL_API_SR_POLICY_MOD_REPLY);
141 vl_api_sr_policy_del_t_handler (vl_api_sr_policy_del_t * mp)
143 vl_api_sr_policy_del_reply_t *rmp;
147 * sr_policy_del (ip6_address_t *bsid, u32 index)
149 rv = sr_policy_del ((ip6_address_t *) & mp->bsid_addr,
150 ntohl (mp->sr_policy_index));
152 REPLY_MACRO (VL_API_SR_POLICY_DEL_REPLY);
155 static void vl_api_sr_steering_add_del_t_handler
156 (vl_api_sr_steering_add_del_t * mp)
158 vl_api_sr_steering_add_del_reply_t *rmp;
162 * sr_steering_policy(int is_del, ip6_address_t *bsid, u32 sr_policy_index,
163 * u32 table_id, ip46_address_t *prefix, u32 mask_width, u32 sw_if_index,
167 VALIDATE_SW_IF_INDEX (mp);
169 rv = sr_steering_policy (mp->is_del,
170 (ip6_address_t *) & mp->bsid_addr,
171 ntohl (mp->sr_policy_index),
172 ntohl (mp->table_id),
173 (ip46_address_t *) & mp->prefix_addr,
174 ntohl (mp->mask_width),
175 ntohl (mp->sw_if_index), mp->traffic_type);
177 BAD_SW_IF_INDEX_LABEL;
179 REPLY_MACRO (VL_API_SR_STEERING_ADD_DEL_REPLY);
184 * Add vpe's API message handlers to the table.
185 * vlib has alread mapped shared memory and
186 * added the client registration handlers.
187 * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
189 #define vl_msg_name_crc_list
190 #include <vnet/vnet_all_api_h.h>
191 #undef vl_msg_name_crc_list
194 setup_message_id_table (api_main_t * am)
196 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
197 foreach_vl_msg_name_crc_sr;
201 static clib_error_t *
202 sr_api_hookup (vlib_main_t * vm)
204 api_main_t *am = &api_main;
207 vl_msg_api_set_handlers(VL_API_##N, #n, \
208 vl_api_##n##_t_handler, \
210 vl_api_##n##_t_endian, \
211 vl_api_##n##_t_print, \
212 sizeof(vl_api_##n##_t), 1);
217 * Manually register the sr policy add msg, so we trace
218 * enough bytes to capture a typical segment list
220 vl_msg_api_set_handlers (VL_API_SR_POLICY_ADD,
222 vl_api_sr_policy_add_t_handler,
224 vl_api_sr_policy_add_t_endian,
225 vl_api_sr_policy_add_t_print, 256, 1);
228 * Manually register the sr policy mod msg, so we trace
229 * enough bytes to capture a typical segment list
231 vl_msg_api_set_handlers (VL_API_SR_POLICY_MOD,
233 vl_api_sr_policy_mod_t_handler,
235 vl_api_sr_policy_mod_t_endian,
236 vl_api_sr_policy_mod_t_print, 256, 1);
239 * Set up the (msg_name, crc, message-id) table
241 setup_message_id_table (am);
246 VLIB_API_INIT_FUNCTION (sr_api_hookup);
249 * fd.io coding-style-patch-verification: ON
252 * eval: (c-set-style "gnu")