blob: 4cd2ec95b0fb84e9e1fc4398555016e70891694f [file] [log] [blame]
Dave Barachaff70772016-10-31 11:59:07 -04001/*
2 *------------------------------------------------------------------
3 * interface_api.c - vnet interface api
4 *
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:
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
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 *------------------------------------------------------------------
18 */
19
20#include <vnet/vnet.h>
21#include <vlibmemory/api.h>
22
23#include <vnet/interface.h>
24#include <vnet/api_errno.h>
Matus Fabiand162f3d2016-12-05 01:05:35 -080025#include <vnet/ethernet/ethernet.h>
Dave Barach6d963c22016-12-05 09:50:05 -050026#include <vnet/ip/ip.h>
27#include <vnet/fib/fib_table.h>
Neale Ranns4008ac92017-02-13 23:20:04 -080028#include <vnet/mfib/mfib_table.h>
Dave Barach6d963c22016-12-05 09:50:05 -050029#include <vnet/l2/l2_vtr.h>
Dave Barachaff70772016-10-31 11:59:07 -040030#include <vnet/vnet_msg_enum.h>
Dave Barachb5e8a772016-12-06 12:04:42 -050031#include <vnet/fib/fib_api.h>
Neale Ranns358425b2017-02-20 09:42:36 -080032#include <vnet/mfib/mfib_table.h>
Dave Barachaff70772016-10-31 11:59:07 -040033
34#define vl_typedefs /* define message structures */
35#include <vnet/vnet_all_api_h.h>
36#undef vl_typedefs
37
38#define vl_endianfun /* define message structures */
39#include <vnet/vnet_all_api_h.h>
40#undef vl_endianfun
41
42/* instantiate all the print functions we know about */
43#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
44#define vl_printfun
45#include <vnet/vnet_all_api_h.h>
46#undef vl_printfun
47
48#include <vlibapi/api_helper_macros.h>
Dave Barachf1586612017-03-30 09:33:01 -040049vpe_api_main_t vpe_api_main;
Dave Barachaff70772016-10-31 11:59:07 -040050
Dave Barach6d963c22016-12-05 09:50:05 -050051#define foreach_vpe_api_msg \
52_(SW_INTERFACE_SET_FLAGS, sw_interface_set_flags) \
Ole Troand7231612018-06-07 10:17:57 +020053_(HW_INTERFACE_SET_MTU, hw_interface_set_mtu) \
Dave Barach6d963c22016-12-05 09:50:05 -050054_(SW_INTERFACE_SET_MTU, sw_interface_set_mtu) \
55_(WANT_INTERFACE_EVENTS, want_interface_events) \
56_(SW_INTERFACE_DUMP, sw_interface_dump) \
Dave Barach6d963c22016-12-05 09:50:05 -050057_(SW_INTERFACE_ADD_DEL_ADDRESS, sw_interface_add_del_address) \
Stevenad8015b2017-10-29 22:10:46 -070058_(SW_INTERFACE_SET_RX_MODE, sw_interface_set_rx_mode) \
Mohsin Kazmif0b42f42018-09-10 18:11:00 +020059_(SW_INTERFACE_RX_PLACEMENT_DUMP, sw_interface_rx_placement_dump) \
Mohsin Kazmi54f7c512018-08-23 18:28:11 +020060_(SW_INTERFACE_SET_RX_PLACEMENT, sw_interface_set_rx_placement) \
Dave Barach6d963c22016-12-05 09:50:05 -050061_(SW_INTERFACE_SET_TABLE, sw_interface_set_table) \
Juraj Slobodadfc19232016-12-05 13:20:37 +010062_(SW_INTERFACE_GET_TABLE, sw_interface_get_table) \
Dave Barach6d963c22016-12-05 09:50:05 -050063_(SW_INTERFACE_SET_UNNUMBERED, sw_interface_set_unnumbered) \
64_(SW_INTERFACE_CLEAR_STATS, sw_interface_clear_stats) \
Jon Loeliger10c273b2017-03-30 08:39:33 -050065_(SW_INTERFACE_TAG_ADD_DEL, sw_interface_tag_add_del) \
Neale Rannsb8d44812017-11-10 06:53:54 -080066_(SW_INTERFACE_SET_MAC_ADDRESS, sw_interface_set_mac_address) \
Juraj Slobodac0374232018-02-01 15:18:49 +010067_(SW_INTERFACE_GET_MAC_ADDRESS, sw_interface_get_mac_address) \
Neale Rannsb8d44812017-11-10 06:53:54 -080068_(CREATE_VLAN_SUBIF, create_vlan_subif) \
69_(CREATE_SUBIF, create_subif) \
70_(DELETE_SUBIF, delete_subif) \
71_(CREATE_LOOPBACK, create_loopback) \
72_(CREATE_LOOPBACK_INSTANCE, create_loopback_instance) \
73_(DELETE_LOOPBACK, delete_loopback) \
Neale Ranns6f4a6be2018-03-16 16:26:21 -070074_(INTERFACE_NAME_RENUMBER, interface_name_renumber) \
Neale Ranns1855b8e2018-07-11 10:31:26 -070075_(COLLECT_DETAILED_INTERFACE_STATS, collect_detailed_interface_stats) \
76_(SW_INTERFACE_SET_IP_DIRECTED_BROADCAST, \
77 sw_interface_set_ip_directed_broadcast)
Dave Barachaff70772016-10-31 11:59:07 -040078
79static void
80vl_api_sw_interface_set_flags_t_handler (vl_api_sw_interface_set_flags_t * mp)
81{
82 vl_api_sw_interface_set_flags_reply_t *rmp;
83 vnet_main_t *vnm = vnet_get_main ();
84 int rv = 0;
85 clib_error_t *error;
86 u16 flags;
87
88 VALIDATE_SW_IF_INDEX (mp);
89
Ole Trøan3b0d7e42019-03-15 16:14:41 +000090 flags = mp->admin_up_down ? VNET_SW_INTERFACE_FLAG_ADMIN_UP : 0;
Dave Barachaff70772016-10-31 11:59:07 -040091
92 error = vnet_sw_interface_set_flags (vnm, ntohl (mp->sw_if_index), flags);
93 if (error)
94 {
95 rv = -1;
96 clib_error_report (error);
97 }
98
99 BAD_SW_IF_INDEX_LABEL;
100 REPLY_MACRO (VL_API_SW_INTERFACE_SET_FLAGS_REPLY);
101}
102
Matus Fabiand162f3d2016-12-05 01:05:35 -0800103static void
Ole Troand7231612018-06-07 10:17:57 +0200104vl_api_hw_interface_set_mtu_t_handler (vl_api_hw_interface_set_mtu_t * mp)
Matus Fabiand162f3d2016-12-05 01:05:35 -0800105{
Ole Troand7231612018-06-07 10:17:57 +0200106 vl_api_hw_interface_set_mtu_reply_t *rmp;
Matus Fabiand162f3d2016-12-05 01:05:35 -0800107 vnet_main_t *vnm = vnet_get_main ();
Matus Fabiand162f3d2016-12-05 01:05:35 -0800108 u32 sw_if_index = ntohl (mp->sw_if_index);
109 u16 mtu = ntohs (mp->mtu);
Damjan Marionfe7d4a22018-04-13 19:43:39 +0200110 ethernet_main_t *em = &ethernet_main;
Matus Fabiand162f3d2016-12-05 01:05:35 -0800111 int rv = 0;
112
113 VALIDATE_SW_IF_INDEX (mp);
114
Damjan Marionfe7d4a22018-04-13 19:43:39 +0200115 vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index);
116 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
117 {
118 rv = VNET_API_ERROR_INVALID_VALUE;
119 goto bad_sw_if_index;
120 }
121
122 vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, si->hw_if_index);
123 ethernet_interface_t *eif = ethernet_get_interface (em, si->hw_if_index);
124
125 if (!eif)
126 {
127 rv = VNET_API_ERROR_FEATURE_DISABLED;
128 goto bad_sw_if_index;
129 }
130
131 if (mtu < hi->min_supported_packet_bytes)
132 {
133 rv = VNET_API_ERROR_INVALID_VALUE;
134 goto bad_sw_if_index;
135 }
136
137 if (mtu > hi->max_supported_packet_bytes)
138 {
139 rv = VNET_API_ERROR_INVALID_VALUE;
140 goto bad_sw_if_index;
141 }
142
143 vnet_hw_interface_set_mtu (vnm, si->hw_if_index, mtu);
Matus Fabiand162f3d2016-12-05 01:05:35 -0800144
145 BAD_SW_IF_INDEX_LABEL;
Ole Troand7231612018-06-07 10:17:57 +0200146 REPLY_MACRO (VL_API_HW_INTERFACE_SET_MTU_REPLY);
147}
148
149static void
150vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp)
151{
152 vl_api_sw_interface_set_mtu_reply_t *rmp;
153 vnet_main_t *vnm = vnet_get_main ();
154 u32 sw_if_index = ntohl (mp->sw_if_index);
155 int rv = 0;
156 int i;
157 u32 per_protocol_mtu[VNET_N_MTU];
158
159 VALIDATE_SW_IF_INDEX (mp);
160
161 for (i = 0; i < VNET_N_MTU; i++)
162 per_protocol_mtu[i] = ntohl (mp->mtu[i]);
163
164 vnet_sw_interface_set_protocol_mtu (vnm, sw_if_index, per_protocol_mtu);
165
166 BAD_SW_IF_INDEX_LABEL;
Matus Fabiand162f3d2016-12-05 01:05:35 -0800167 REPLY_MACRO (VL_API_SW_INTERFACE_SET_MTU_REPLY);
168}
169
Dave Barach6d963c22016-12-05 09:50:05 -0500170static void
Neale Ranns1855b8e2018-07-11 10:31:26 -0700171 vl_api_sw_interface_set_ip_directed_broadcast_t_handler
172 (vl_api_sw_interface_set_ip_directed_broadcast_t * mp)
173{
174 vl_api_sw_interface_set_ip_directed_broadcast_reply_t *rmp;
175 u32 sw_if_index = ntohl (mp->sw_if_index);
176 int rv = 0;
177
178 VALIDATE_SW_IF_INDEX (mp);
179
180 vnet_sw_interface_ip_directed_broadcast (vnet_get_main (),
181 sw_if_index, mp->enable);
182
183 BAD_SW_IF_INDEX_LABEL;
184 REPLY_MACRO (VL_API_SW_INTERFACE_SET_IP_DIRECTED_BROADCAST_REPLY);
185}
186
187static void
Dave Barach6d963c22016-12-05 09:50:05 -0500188send_sw_interface_details (vpe_api_main_t * am,
Dave Barach59b25652017-09-10 15:04:27 -0400189 vl_api_registration_t * rp,
Dave Barach6d963c22016-12-05 09:50:05 -0500190 vnet_sw_interface_t * swif,
191 u8 * interface_name, u32 context)
192{
Eyal Bari1c82cd42017-03-14 14:39:51 +0200193 vnet_hw_interface_t *hi =
194 vnet_get_sup_hw_interface (am->vnet_main, swif->sw_if_index);
Dave Barach6d963c22016-12-05 09:50:05 -0500195
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000196 vl_api_sw_interface_details_t *mp = vl_msg_api_alloc (sizeof (*mp));
197 clib_memset (mp, 0, sizeof (*mp));
Dave Barach6d963c22016-12-05 09:50:05 -0500198 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_DETAILS);
199 mp->sw_if_index = ntohl (swif->sw_if_index);
200 mp->sup_sw_if_index = ntohl (swif->sup_sw_if_index);
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000201 mp->admin_up_down = (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? 1 : 0;
202 mp->link_up_down = (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ? 1 : 0;
Dave Barach6d963c22016-12-05 09:50:05 -0500203 mp->link_duplex = ((hi->flags & VNET_HW_INTERFACE_FLAG_DUPLEX_MASK) >>
204 VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT);
Ole Troan8ee72512018-11-20 11:03:10 +0100205 mp->link_speed = ntohl (hi->link_speed);
Damjan Marionfe7d4a22018-04-13 19:43:39 +0200206 mp->link_mtu = ntohs (hi->max_packet_bytes);
Ole Troand7231612018-06-07 10:17:57 +0200207 mp->mtu[VNET_MTU_L3] = ntohl (swif->mtu[VNET_MTU_L3]);
208 mp->mtu[VNET_MTU_IP4] = ntohl (swif->mtu[VNET_MTU_IP4]);
209 mp->mtu[VNET_MTU_IP6] = ntohl (swif->mtu[VNET_MTU_IP6]);
210 mp->mtu[VNET_MTU_MPLS] = ntohl (swif->mtu[VNET_MTU_MPLS]);
211
Dave Barach6d963c22016-12-05 09:50:05 -0500212 mp->context = context;
213
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000214 strncpy ((char *) mp->interface_name,
215 (char *) interface_name, ARRAY_LEN (mp->interface_name) - 1);
216
Dave Barach6d963c22016-12-05 09:50:05 -0500217 /* Send the L2 address for ethernet physical intfcs */
218 if (swif->sup_sw_if_index == swif->sw_if_index
219 && hi->hw_class_index == ethernet_hw_interface_class.index)
220 {
221 ethernet_main_t *em = ethernet_get_main (am->vlib_main);
222 ethernet_interface_t *ei;
223
224 ei = pool_elt_at_index (em->interfaces, hi->hw_instance);
225 ASSERT (sizeof (mp->l2_address) >= sizeof (ei->address));
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000226 clib_memcpy (mp->l2_address, ei->address, sizeof (ei->address));
227 mp->l2_address_length = ntohl (sizeof (ei->address));
Dave Barach6d963c22016-12-05 09:50:05 -0500228 }
229 else if (swif->sup_sw_if_index != swif->sw_if_index)
230 {
231 vnet_sub_interface_t *sub = &swif->sub;
232 mp->sub_id = ntohl (sub->id);
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000233 mp->sub_dot1ad = sub->eth.flags.dot1ad;
Dave Barach6d963c22016-12-05 09:50:05 -0500234 mp->sub_number_of_tags =
235 sub->eth.flags.one_tag + sub->eth.flags.two_tags * 2;
236 mp->sub_outer_vlan_id = ntohs (sub->eth.outer_vlan_id);
237 mp->sub_inner_vlan_id = ntohs (sub->eth.inner_vlan_id);
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000238 mp->sub_exact_match = sub->eth.flags.exact_match;
239 mp->sub_default = sub->eth.flags.default_sub;
240 mp->sub_outer_vlan_id_any = sub->eth.flags.outer_vlan_id_any;
241 mp->sub_inner_vlan_id_any = sub->eth.flags.inner_vlan_id_any;
Dave Barach6d963c22016-12-05 09:50:05 -0500242
243 /* vlan tag rewrite data */
244 u32 vtr_op = L2_VTR_DISABLED;
245 u32 vtr_push_dot1q = 0, vtr_tag1 = 0, vtr_tag2 = 0;
246
247 if (l2vtr_get (am->vlib_main, am->vnet_main, swif->sw_if_index,
248 &vtr_op, &vtr_push_dot1q, &vtr_tag1, &vtr_tag2) != 0)
249 {
250 // error - default to disabled
251 mp->vtr_op = ntohl (L2_VTR_DISABLED);
252 clib_warning ("cannot get vlan tag rewrite for sw_if_index %d",
253 swif->sw_if_index);
254 }
255 else
256 {
257 mp->vtr_op = ntohl (vtr_op);
258 mp->vtr_push_dot1q = ntohl (vtr_push_dot1q);
259 mp->vtr_tag1 = ntohl (vtr_tag1);
260 mp->vtr_tag2 = ntohl (vtr_tag2);
261 }
262 }
263
Pavel Kotucek65e84572017-01-16 17:01:56 +0100264 /* pbb tag rewrite data */
Gabriel Gannef7f2a9f2017-03-06 15:19:40 +0100265 ethernet_header_t eth_hdr;
Pavel Kotucek65e84572017-01-16 17:01:56 +0100266 u32 vtr_op = L2_VTR_DISABLED;
267 u16 outer_tag = 0;
Pavel Kotucek65e84572017-01-16 17:01:56 +0100268 u16 b_vlanid = 0;
269 u32 i_sid = 0;
Dave Barachb7b92992018-10-17 10:38:51 -0400270 clib_memset (&eth_hdr, 0, sizeof (eth_hdr));
Pavel Kotucek65e84572017-01-16 17:01:56 +0100271
272 if (!l2pbb_get (am->vlib_main, am->vnet_main, swif->sw_if_index,
Gabriel Gannef7f2a9f2017-03-06 15:19:40 +0100273 &vtr_op, &outer_tag, &eth_hdr, &b_vlanid, &i_sid))
Pavel Kotucek65e84572017-01-16 17:01:56 +0100274 {
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000275 mp->sub_dot1ah = 1;
276 clib_memcpy (mp->b_dmac, eth_hdr.dst_address,
277 sizeof (eth_hdr.dst_address));
278 clib_memcpy (mp->b_smac, eth_hdr.src_address,
279 sizeof (eth_hdr.src_address));
Pavel Kotucek65e84572017-01-16 17:01:56 +0100280 mp->b_vlanid = b_vlanid;
281 mp->i_sid = i_sid;
282 }
283
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000284 u8 *tag = vnet_get_sw_interface_tag (vnet_get_main (), swif->sw_if_index);
285 if (tag)
286 strncpy ((char *) mp->tag, (char *) tag, ARRAY_LEN (mp->tag) - 1);
Dave Barach6d963c22016-12-05 09:50:05 -0500287
Florin Corase86a8ed2018-01-05 03:20:25 -0800288 vl_api_send_msg (rp, (u8 *) mp);
Dave Barach6d963c22016-12-05 09:50:05 -0500289}
290
291static void
292vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp)
293{
294 vpe_api_main_t *am = &vpe_api_main;
295 vnet_sw_interface_t *swif;
296 vnet_interface_main_t *im = &am->vnet_main->interface_main;
Dave Barach59b25652017-09-10 15:04:27 -0400297 vl_api_registration_t *rp;
Paul Vinciguerra6407ba52019-04-04 13:22:20 -0700298 u32 sw_if_index;
Dave Barach6d963c22016-12-05 09:50:05 -0500299
Dave Barach59b25652017-09-10 15:04:27 -0400300 rp = vl_api_client_index_to_registration (mp->client_index);
301
302 if (rp == 0)
303 {
304 clib_warning ("Client %d AWOL", mp->client_index);
305 return;
306 }
Dave Barach6d963c22016-12-05 09:50:05 -0500307
Eyal Bari1c82cd42017-03-14 14:39:51 +0200308 u8 *filter = 0, *name = 0;
Paul Vinciguerra6407ba52019-04-04 13:22:20 -0700309 sw_if_index = ntohl (mp->sw_if_index);
310
Vratko Polakb8591ac2019-04-23 12:26:44 +0200311 if (!mp->name_filter_valid && sw_if_index != ~0 && sw_if_index != 0)
Paul Vinciguerra6407ba52019-04-04 13:22:20 -0700312 {
Vratko Polakb8591ac2019-04-23 12:26:44 +0200313 /* is it a valid sw_if_index? */
Paul Vinciguerra6407ba52019-04-04 13:22:20 -0700314 if (vec_len (im->sw_interfaces) <= sw_if_index)
315 return;
316
317 swif = vec_elt_at_index (im->sw_interfaces, sw_if_index);
318
Paul Vinciguerra6407ba52019-04-04 13:22:20 -0700319 vec_reset_length (name);
320 name =
321 format (name, "%U%c", format_vnet_sw_interface_name, am->vnet_main,
322 swif, 0);
323 send_sw_interface_details (am, rp, swif, name, mp->context);
324 vec_free (name);
325 return;
326 }
327
Dave Barach6d963c22016-12-05 09:50:05 -0500328 if (mp->name_filter_valid)
329 {
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000330 mp->name_filter[ARRAY_LEN (mp->name_filter) - 1] = 0;
331 filter = format (0, "%s%c", mp->name_filter, 0);
Dave Barach6d963c22016-12-05 09:50:05 -0500332 }
333
Eyal Bari1c82cd42017-03-14 14:39:51 +0200334 char *strcasestr (char *, char *); /* lnx hdr file botch */
Dave Barach6d963c22016-12-05 09:50:05 -0500335 /* *INDENT-OFF* */
336 pool_foreach (swif, im->sw_interfaces,
337 ({
Eyal Bari1c82cd42017-03-14 14:39:51 +0200338 if (!vnet_swif_is_api_visible (swif))
339 continue;
340 vec_reset_length(name);
341 name = format (name, "%U%c", format_vnet_sw_interface_name, am->vnet_main,
342 swif, 0);
Dave Barach6d963c22016-12-05 09:50:05 -0500343
Eyal Bari1c82cd42017-03-14 14:39:51 +0200344 if (filter && !strcasestr((char *) name, (char *) filter))
345 continue;
Dave Barach6d963c22016-12-05 09:50:05 -0500346
Dave Barach59b25652017-09-10 15:04:27 -0400347 send_sw_interface_details (am, rp, swif, name, mp->context);
Dave Barach6d963c22016-12-05 09:50:05 -0500348 }));
349 /* *INDENT-ON* */
350
Eyal Bari1c82cd42017-03-14 14:39:51 +0200351 vec_free (name);
352 vec_free (filter);
Dave Barach6d963c22016-12-05 09:50:05 -0500353}
354
355static void
356 vl_api_sw_interface_add_del_address_t_handler
357 (vl_api_sw_interface_add_del_address_t * mp)
358{
359 vlib_main_t *vm = vlib_get_main ();
Jon Loeliger35ffa3e2017-09-28 13:54:16 -0500360 vnet_main_t *vnm = vnet_get_main ();
Dave Barach6d963c22016-12-05 09:50:05 -0500361 vl_api_sw_interface_add_del_address_reply_t *rmp;
362 int rv = 0;
363 u32 is_del;
Jon Loeliger35ffa3e2017-09-28 13:54:16 -0500364 clib_error_t *error = 0;
Dave Barach6d963c22016-12-05 09:50:05 -0500365
366 VALIDATE_SW_IF_INDEX (mp);
367
368 is_del = mp->is_add == 0;
Jon Loeliger35ffa3e2017-09-28 13:54:16 -0500369 vnm->api_errno = 0;
Dave Barach6d963c22016-12-05 09:50:05 -0500370
371 if (mp->del_all)
372 ip_del_all_interface_addresses (vm, ntohl (mp->sw_if_index));
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000373 else if (mp->is_ipv6)
Jon Loeliger35ffa3e2017-09-28 13:54:16 -0500374 error = ip6_add_del_interface_address (vm, ntohl (mp->sw_if_index),
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000375 (void *) mp->address,
376 mp->address_length, is_del);
Dave Barach6d963c22016-12-05 09:50:05 -0500377 else
Jon Loeliger35ffa3e2017-09-28 13:54:16 -0500378 error = ip4_add_del_interface_address (vm, ntohl (mp->sw_if_index),
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000379 (void *) mp->address,
380 mp->address_length, is_del);
Jon Loeliger35ffa3e2017-09-28 13:54:16 -0500381
382 if (error)
383 {
384 rv = vnm->api_errno;
385 clib_error_report (error);
386 goto done;
387 }
Dave Barach6d963c22016-12-05 09:50:05 -0500388
389 BAD_SW_IF_INDEX_LABEL;
390
Jon Loeliger35ffa3e2017-09-28 13:54:16 -0500391done:
Dave Barach6d963c22016-12-05 09:50:05 -0500392 REPLY_MACRO (VL_API_SW_INTERFACE_ADD_DEL_ADDRESS_REPLY);
393}
394
395void stats_dslock_with_hint (int hint, int tag) __attribute__ ((weak));
396void
397stats_dslock_with_hint (int hint, int tag)
398{
399}
400
401void stats_dsunlock (void) __attribute__ ((weak));
402void
403stats_dsunlock (void)
404{
405}
406
407static void
408vl_api_sw_interface_set_table_t_handler (vl_api_sw_interface_set_table_t * mp)
409{
Dave Barach6d963c22016-12-05 09:50:05 -0500410 vl_api_sw_interface_set_table_reply_t *rmp;
Neale Ranns15002542017-09-10 04:39:11 -0700411 u32 sw_if_index = ntohl (mp->sw_if_index);
412 u32 table_id = ntohl (mp->vrf_id);
413 int rv = 0;
Dave Barach6d963c22016-12-05 09:50:05 -0500414
415 VALIDATE_SW_IF_INDEX (mp);
416
417 stats_dslock_with_hint (1 /* release hint */ , 4 /* tag */ );
418
419 if (mp->is_ipv6)
Neale Ranns15002542017-09-10 04:39:11 -0700420 rv = ip_table_bind (FIB_PROTOCOL_IP6, sw_if_index, table_id, 1);
Dave Barach6d963c22016-12-05 09:50:05 -0500421 else
Neale Ranns15002542017-09-10 04:39:11 -0700422 rv = ip_table_bind (FIB_PROTOCOL_IP4, sw_if_index, table_id, 1);
Dave Barach6d963c22016-12-05 09:50:05 -0500423
Dave Barach6d963c22016-12-05 09:50:05 -0500424 stats_dsunlock ();
425
426 BAD_SW_IF_INDEX_LABEL;
427
428 REPLY_MACRO (VL_API_SW_INTERFACE_SET_TABLE_REPLY);
429}
430
Neale Ranns15002542017-09-10 04:39:11 -0700431int
432ip_table_bind (fib_protocol_t fproto,
Neale Ranns6b3a8ef2017-09-11 10:34:33 -0700433 u32 sw_if_index, u32 table_id, u8 is_api)
Neale Ranns15002542017-09-10 04:39:11 -0700434{
435 CLIB_UNUSED (ip_interface_address_t * ia);
436 u32 fib_index, mfib_index;
437 fib_source_t src;
438 mfib_source_t msrc;
439
440 if (is_api)
441 {
442 src = FIB_SOURCE_API;
443 msrc = MFIB_SOURCE_API;
444 }
445 else
446 {
447 src = FIB_SOURCE_CLI;
448 msrc = MFIB_SOURCE_CLI;
449 }
450
Florin Corasd0a59722017-10-15 17:41:21 +0000451 /*
Florin Corasd0a59722017-10-15 17:41:21 +0000452 * This if table does not exist = error is what we want in the end.
453 */
Neale Ranns8f6dd322018-05-17 06:34:24 -0700454 fib_index = fib_table_find (fproto, table_id);
455 mfib_index = mfib_table_find (fproto, table_id);
Florin Corasd0a59722017-10-15 17:41:21 +0000456
Neale Ranns8f6dd322018-05-17 06:34:24 -0700457 if (~0 == fib_index || ~0 == mfib_index)
458 {
459 return (VNET_API_ERROR_NO_SUCH_FIB);
460 }
Florin Corasd0a59722017-10-15 17:41:21 +0000461
Neale Ranns15002542017-09-10 04:39:11 -0700462 if (FIB_PROTOCOL_IP6 == fproto)
463 {
464 /*
465 * If the interface already has in IP address, then a change int
466 * VRF is not allowed. The IP address applied must first be removed.
467 * We do not do that automatically here, since VPP has no knowledge
Paul Vinciguerrabdc0e6b2018-09-22 05:32:50 -0700468 * of whether those subnets are valid in the destination VRF.
Neale Ranns15002542017-09-10 04:39:11 -0700469 */
470 /* *INDENT-OFF* */
471 foreach_ip_interface_address (&ip6_main.lookup_main,
472 ia, sw_if_index,
473 1 /* honor unnumbered */ ,
474 ({
475 return (VNET_API_ERROR_ADDRESS_FOUND_FOR_INTERFACE);
476 }));
477 /* *INDENT-ON* */
478
479 vec_validate (ip6_main.fib_index_by_sw_if_index, sw_if_index);
480 vec_validate (ip6_main.mfib_index_by_sw_if_index, sw_if_index);
481
482 /*
483 * tell those that are interested that the binding is changing.
484 */
485 ip6_table_bind_callback_t *cb;
486 vec_foreach (cb, ip6_main.table_bind_callbacks)
487 cb->function (&ip6_main, cb->function_opaque,
488 sw_if_index,
489 fib_index,
490 ip6_main.fib_index_by_sw_if_index[sw_if_index]);
491
492 if (0 == table_id)
493 {
494 /* reset back to default */
495 if (0 != ip6_main.fib_index_by_sw_if_index[sw_if_index])
496 fib_table_unlock (ip6_main.fib_index_by_sw_if_index[sw_if_index],
497 FIB_PROTOCOL_IP6, src);
498 if (0 != ip6_main.mfib_index_by_sw_if_index[sw_if_index])
499 mfib_table_unlock (ip6_main.mfib_index_by_sw_if_index
500 [sw_if_index], FIB_PROTOCOL_IP6, msrc);
501
502 }
503 else
504 {
505 /* we need to lock the table now it's inuse */
506 fib_table_lock (fib_index, FIB_PROTOCOL_IP6, src);
507 mfib_table_lock (mfib_index, FIB_PROTOCOL_IP6, msrc);
508 }
509
510 ip6_main.fib_index_by_sw_if_index[sw_if_index] = fib_index;
511 ip6_main.mfib_index_by_sw_if_index[sw_if_index] = mfib_index;
512 }
513 else
514 {
515 /*
516 * If the interface already has in IP address, then a change int
517 * VRF is not allowed. The IP address applied must first be removed.
518 * We do not do that automatically here, since VPP has no knowledge
Paul Vinciguerrabdc0e6b2018-09-22 05:32:50 -0700519 * of whether those subnets are valid in the destination VRF.
Neale Ranns15002542017-09-10 04:39:11 -0700520 */
521 /* *INDENT-OFF* */
522 foreach_ip_interface_address (&ip4_main.lookup_main,
523 ia, sw_if_index,
524 1 /* honor unnumbered */ ,
525 ({
526 return (VNET_API_ERROR_ADDRESS_FOUND_FOR_INTERFACE);
527 }));
528 /* *INDENT-ON* */
529
530 vec_validate (ip4_main.fib_index_by_sw_if_index, sw_if_index);
531 vec_validate (ip4_main.mfib_index_by_sw_if_index, sw_if_index);
532
533 /*
534 * tell those that are interested that the binding is changing.
535 */
536 ip4_table_bind_callback_t *cb;
537 vec_foreach (cb, ip4_main.table_bind_callbacks)
538 cb->function (&ip4_main, cb->function_opaque,
539 sw_if_index,
540 fib_index,
541 ip4_main.fib_index_by_sw_if_index[sw_if_index]);
542
543 if (0 == table_id)
544 {
545 /* reset back to default */
546 if (0 != ip4_main.fib_index_by_sw_if_index[sw_if_index])
547 fib_table_unlock (ip4_main.fib_index_by_sw_if_index[sw_if_index],
548 FIB_PROTOCOL_IP4, src);
549 if (0 != ip4_main.mfib_index_by_sw_if_index[sw_if_index])
550 mfib_table_unlock (ip4_main.mfib_index_by_sw_if_index
551 [sw_if_index], FIB_PROTOCOL_IP4, msrc);
552
553 }
554 else
555 {
556 /* we need to lock the table now it's inuse */
557 fib_index = fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP4,
558 table_id, src);
559
560 mfib_index = mfib_table_find_or_create_and_lock (FIB_PROTOCOL_IP4,
561 table_id, msrc);
562 }
563
564 ip4_main.fib_index_by_sw_if_index[sw_if_index] = fib_index;
565 ip4_main.mfib_index_by_sw_if_index[sw_if_index] = mfib_index;
566 }
567
Neale Ranns15002542017-09-10 04:39:11 -0700568 return (0);
569}
570
Juraj Slobodadfc19232016-12-05 13:20:37 +0100571static void
Florin Coras6c4dae22018-01-09 06:39:23 -0800572send_sw_interface_get_table_reply (vl_api_registration_t * reg,
Juraj Slobodadfc19232016-12-05 13:20:37 +0100573 u32 context, int retval, u32 vrf_id)
574{
575 vl_api_sw_interface_get_table_reply_t *mp;
576
577 mp = vl_msg_api_alloc (sizeof (*mp));
Dave Barachb7b92992018-10-17 10:38:51 -0400578 clib_memset (mp, 0, sizeof (*mp));
Juraj Slobodadfc19232016-12-05 13:20:37 +0100579 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_GET_TABLE_REPLY);
580 mp->context = context;
581 mp->retval = htonl (retval);
582 mp->vrf_id = htonl (vrf_id);
583
Florin Coras6c4dae22018-01-09 06:39:23 -0800584 vl_api_send_msg (reg, (u8 *) mp);
Juraj Slobodadfc19232016-12-05 13:20:37 +0100585}
586
587static void
588vl_api_sw_interface_get_table_t_handler (vl_api_sw_interface_get_table_t * mp)
589{
Florin Coras6c4dae22018-01-09 06:39:23 -0800590 vl_api_registration_t *reg;
Juraj Slobodadfc19232016-12-05 13:20:37 +0100591 fib_table_t *fib_table = 0;
592 u32 sw_if_index = ~0;
593 u32 fib_index = ~0;
594 u32 table_id = ~0;
595 fib_protocol_t fib_proto = FIB_PROTOCOL_IP4;
596 int rv = 0;
597
Florin Coras6c4dae22018-01-09 06:39:23 -0800598 reg = vl_api_client_index_to_registration (mp->client_index);
599 if (!reg)
Juraj Slobodadfc19232016-12-05 13:20:37 +0100600 return;
601
602 VALIDATE_SW_IF_INDEX (mp);
603
604 sw_if_index = ntohl (mp->sw_if_index);
605
606 if (mp->is_ipv6)
607 fib_proto = FIB_PROTOCOL_IP6;
608
609 fib_index = fib_table_get_index_for_sw_if_index (fib_proto, sw_if_index);
610 if (fib_index != ~0)
611 {
612 fib_table = fib_table_get (fib_index, fib_proto);
613 table_id = fib_table->ft_table_id;
614 }
615
616 BAD_SW_IF_INDEX_LABEL;
617
Florin Coras6c4dae22018-01-09 06:39:23 -0800618 send_sw_interface_get_table_reply (reg, mp->context, rv, table_id);
Juraj Slobodadfc19232016-12-05 13:20:37 +0100619}
620
Dave Barach6d963c22016-12-05 09:50:05 -0500621static void vl_api_sw_interface_set_unnumbered_t_handler
622 (vl_api_sw_interface_set_unnumbered_t * mp)
623{
624 vl_api_sw_interface_set_unnumbered_reply_t *rmp;
625 int rv = 0;
Dave Barach6d963c22016-12-05 09:50:05 -0500626 vnet_main_t *vnm = vnet_get_main ();
Eyal Bari1c82cd42017-03-14 14:39:51 +0200627 u32 sw_if_index = ntohl (mp->sw_if_index);
628 u32 unnumbered_sw_if_index = ntohl (mp->unnumbered_sw_if_index);
Dave Barach6d963c22016-12-05 09:50:05 -0500629
630 /*
631 * The API message field names are backwards from
632 * the underlying data structure names.
633 * It's not worth changing them now.
634 */
Eyal Bari1c82cd42017-03-14 14:39:51 +0200635 if (!vnet_sw_interface_is_api_valid (vnm, unnumbered_sw_if_index))
Dave Barach6d963c22016-12-05 09:50:05 -0500636 {
637 rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
638 goto done;
639 }
640
641 /* Only check the "use loop0" field when setting the binding */
Eyal Bari1c82cd42017-03-14 14:39:51 +0200642 if (mp->is_add && !vnet_sw_interface_is_api_valid (vnm, sw_if_index))
Dave Barach6d963c22016-12-05 09:50:05 -0500643 {
644 rv = VNET_API_ERROR_INVALID_SW_IF_INDEX_2;
645 goto done;
646 }
647
Neale Ranns2ae2bc52018-03-16 03:22:39 -0700648 vnet_sw_interface_update_unnumbered (unnumbered_sw_if_index,
649 sw_if_index, mp->is_add);
Dave Barach6d963c22016-12-05 09:50:05 -0500650done:
651 REPLY_MACRO (VL_API_SW_INTERFACE_SET_UNNUMBERED_REPLY);
652}
653
654static void
655vl_api_sw_interface_clear_stats_t_handler (vl_api_sw_interface_clear_stats_t *
656 mp)
657{
658 vl_api_sw_interface_clear_stats_reply_t *rmp;
659
660 vnet_main_t *vnm = vnet_get_main ();
661 vnet_interface_main_t *im = &vnm->interface_main;
662 vlib_simple_counter_main_t *sm;
663 vlib_combined_counter_main_t *cm;
664 static vnet_main_t **my_vnet_mains;
665 int i, j, n_counters;
666 int rv = 0;
667
668 if (mp->sw_if_index != ~0)
669 VALIDATE_SW_IF_INDEX (mp);
670
671 vec_reset_length (my_vnet_mains);
672
673 for (i = 0; i < vec_len (vnet_mains); i++)
674 {
675 if (vnet_mains[i])
676 vec_add1 (my_vnet_mains, vnet_mains[i]);
677 }
678
679 if (vec_len (vnet_mains) == 0)
680 vec_add1 (my_vnet_mains, vnm);
681
682 n_counters = vec_len (im->combined_sw_if_counters);
683
684 for (j = 0; j < n_counters; j++)
685 {
686 for (i = 0; i < vec_len (my_vnet_mains); i++)
687 {
688 im = &my_vnet_mains[i]->interface_main;
689 cm = im->combined_sw_if_counters + j;
690 if (mp->sw_if_index == (u32) ~ 0)
691 vlib_clear_combined_counters (cm);
692 else
693 vlib_zero_combined_counter (cm, ntohl (mp->sw_if_index));
694 }
695 }
696
697 n_counters = vec_len (im->sw_if_counters);
698
699 for (j = 0; j < n_counters; j++)
700 {
701 for (i = 0; i < vec_len (my_vnet_mains); i++)
702 {
703 im = &my_vnet_mains[i]->interface_main;
704 sm = im->sw_if_counters + j;
705 if (mp->sw_if_index == (u32) ~ 0)
706 vlib_clear_simple_counters (sm);
707 else
708 vlib_zero_simple_counter (sm, ntohl (mp->sw_if_index));
709 }
710 }
711
712 BAD_SW_IF_INDEX_LABEL;
713
714 REPLY_MACRO (VL_API_SW_INTERFACE_CLEAR_STATS_REPLY);
715}
716
Ole Troan2e1c8962019-04-10 09:44:23 +0200717/*
718 * Events used for sw_interface_events
719 */
720enum api_events
Dave Barach6d963c22016-12-05 09:50:05 -0500721{
Ole Troan2e1c8962019-04-10 09:44:23 +0200722 API_LINK_STATE_UP_EVENT = 1 << 1,
723 API_LINK_STATE_DOWN_EVENT = 1 << 2,
724 API_ADMIN_UP_EVENT = 1 << 3,
725 API_ADMIN_DOWN_EVENT = 1 << 4,
726 API_SW_INTERFACE_ADD_EVENT = 1 << 5,
727 API_SW_INTERFACE_DEL_EVENT = 1 << 6,
728};
Dave Barach6d963c22016-12-05 09:50:05 -0500729
730static void
Neale Rannsa07bd702017-08-07 07:53:49 -0700731send_sw_interface_event (vpe_api_main_t * am,
Neale Rannsd292ab12017-08-15 12:29:48 -0700732 vpe_client_registration_t * reg,
Florin Coras6c4dae22018-01-09 06:39:23 -0800733 vl_api_registration_t * vl_reg,
Ole Troan2e1c8962019-04-10 09:44:23 +0200734 u32 sw_if_index, enum api_events events)
Dave Barach6d963c22016-12-05 09:50:05 -0500735{
Neale Rannsa07bd702017-08-07 07:53:49 -0700736 vl_api_sw_interface_event_t *mp;
Dave Barach6d963c22016-12-05 09:50:05 -0500737
Dave Barach6d963c22016-12-05 09:50:05 -0500738 mp = vl_msg_api_alloc (sizeof (*mp));
Dave Barachb7b92992018-10-17 10:38:51 -0400739 clib_memset (mp, 0, sizeof (*mp));
Neale Rannsa07bd702017-08-07 07:53:49 -0700740 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_EVENT);
Ole Troan2e1c8962019-04-10 09:44:23 +0200741 mp->sw_if_index = ntohl (sw_if_index);
Neale Rannsd292ab12017-08-15 12:29:48 -0700742 mp->client_index = reg->client_index;
743 mp->pid = reg->client_pid;
Ole Troan2e1c8962019-04-10 09:44:23 +0200744 mp->admin_up_down = events & API_ADMIN_UP_EVENT ? 1 : 0;
745 mp->link_up_down = events & API_LINK_STATE_UP_EVENT ? 1 : 0;
746 mp->deleted = events & API_SW_INTERFACE_DEL_EVENT ? 1 : 0;
Florin Coras6c4dae22018-01-09 06:39:23 -0800747 vl_api_send_msg (vl_reg, (u8 *) mp);
Dave Barach6d963c22016-12-05 09:50:05 -0500748}
749
750static uword
751link_state_process (vlib_main_t * vm,
752 vlib_node_runtime_t * rt, vlib_frame_t * f)
753{
754 vpe_api_main_t *vam = &vpe_api_main;
Ole Troan2e1c8962019-04-10 09:44:23 +0200755 uword *event_by_sw_if_index = 0;
Dave Barach6d963c22016-12-05 09:50:05 -0500756 vpe_client_registration_t *reg;
757 int i;
Florin Coras6c4dae22018-01-09 06:39:23 -0800758 vl_api_registration_t *vl_reg;
Ole Troan2e1c8962019-04-10 09:44:23 +0200759 uword event_type;
760 uword *event_data = 0;
761 u32 sw_if_index;
Dave Barach6d963c22016-12-05 09:50:05 -0500762
763 vam->link_state_process_up = 1;
764
765 while (1)
766 {
767 vlib_process_wait_for_event (vm);
768
Ole Troan2e1c8962019-04-10 09:44:23 +0200769 /* Batch up events */
770 while ((event_type = vlib_process_get_events (vm, &event_data)) != ~0)
Dave Barach6d963c22016-12-05 09:50:05 -0500771 {
Ole Troan2e1c8962019-04-10 09:44:23 +0200772 for (i = 0; i < vec_len (event_data); i++)
773 {
774 sw_if_index = event_data[i];
775 vec_validate_init_empty (event_by_sw_if_index, sw_if_index, 0);
776 event_by_sw_if_index[sw_if_index] |= event_type;
777 }
778 vec_reset_length (event_data);
779 }
780
781 for (i = 0; i < vec_len (event_by_sw_if_index); i++)
782 {
783 if (event_by_sw_if_index[i] == 0)
Dave Barach6d963c22016-12-05 09:50:05 -0500784 continue;
Dave Barach6d963c22016-12-05 09:50:05 -0500785
786 /* *INDENT-OFF* */
787 pool_foreach(reg, vam->interface_events_registrations,
788 ({
Florin Coras6c4dae22018-01-09 06:39:23 -0800789 vl_reg = vl_api_client_index_to_registration (reg->client_index);
790 if (vl_reg)
Ole Troan2e1c8962019-04-10 09:44:23 +0200791 send_sw_interface_event (vam, reg, vl_reg, i, event_by_sw_if_index[i]);
Dave Barach6d963c22016-12-05 09:50:05 -0500792 }));
793 /* *INDENT-ON* */
794 }
Ole Troan2e1c8962019-04-10 09:44:23 +0200795 vec_reset_length (event_by_sw_if_index);
Dave Barach6d963c22016-12-05 09:50:05 -0500796 }
797
798 return 0;
799}
800
801static clib_error_t *link_up_down_function (vnet_main_t * vm, u32 hw_if_index,
802 u32 flags);
803static clib_error_t *admin_up_down_function (vnet_main_t * vm,
804 u32 hw_if_index, u32 flags);
Ole Troan2e1c8962019-04-10 09:44:23 +0200805static clib_error_t *sw_interface_add_del_function (vnet_main_t * vm,
806 u32 sw_if_index,
807 u32 flags);
Dave Barach6d963c22016-12-05 09:50:05 -0500808
809/* *INDENT-OFF* */
810VLIB_REGISTER_NODE (link_state_process_node,static) = {
811 .function = link_state_process,
812 .type = VLIB_NODE_TYPE_PROCESS,
813 .name = "vpe-link-state-process",
814};
815/* *INDENT-ON* */
816
817VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION (admin_up_down_function);
818VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION (link_up_down_function);
Ole Troan2e1c8962019-04-10 09:44:23 +0200819VNET_SW_INTERFACE_ADD_DEL_FUNCTION (sw_interface_add_del_function);
Dave Barach6d963c22016-12-05 09:50:05 -0500820
821static clib_error_t *
822link_up_down_function (vnet_main_t * vm, u32 hw_if_index, u32 flags)
823{
824 vpe_api_main_t *vam = &vpe_api_main;
825 vnet_hw_interface_t *hi = vnet_get_hw_interface (vm, hw_if_index);
826
827 if (vam->link_state_process_up)
Ole Troan2e1c8962019-04-10 09:44:23 +0200828 {
829 enum api_events event =
830 flags ? API_LINK_STATE_UP_EVENT : API_LINK_STATE_DOWN_EVENT;
831 vlib_process_signal_event (vam->vlib_main,
832 link_state_process_node.index, event,
833 hi->sw_if_index);
834 }
Dave Barach6d963c22016-12-05 09:50:05 -0500835 return 0;
836}
837
838static clib_error_t *
839admin_up_down_function (vnet_main_t * vm, u32 sw_if_index, u32 flags)
840{
841 vpe_api_main_t *vam = &vpe_api_main;
842
843 /*
844 * Note: it's perfectly fair to set a subif admin up / admin down.
845 * Note the subtle distinction between this routine and the previous
846 * routine.
847 */
848 if (vam->link_state_process_up)
Ole Troan2e1c8962019-04-10 09:44:23 +0200849 {
850 enum api_events event =
851 flags ? API_ADMIN_UP_EVENT : API_ADMIN_DOWN_EVENT;
852 vlib_process_signal_event (vam->vlib_main,
853 link_state_process_node.index, event,
854 sw_if_index);
855 }
856 return 0;
857}
858
859static clib_error_t *
860sw_interface_add_del_function (vnet_main_t * vm, u32 sw_if_index, u32 flags)
861{
862 vpe_api_main_t *vam = &vpe_api_main;
863
864 if (vam->link_state_process_up)
865 {
866 enum api_events event =
867 flags ? API_SW_INTERFACE_ADD_EVENT : API_SW_INTERFACE_DEL_EVENT;
868 vlib_process_signal_event (vam->vlib_main,
869 link_state_process_node.index, event,
870 sw_if_index);
871 }
Dave Barach6d963c22016-12-05 09:50:05 -0500872 return 0;
873}
874
875static void vl_api_sw_interface_tag_add_del_t_handler
876 (vl_api_sw_interface_tag_add_del_t * mp)
877{
878 vnet_main_t *vnm = vnet_get_main ();
879 vl_api_sw_interface_tag_add_del_reply_t *rmp;
880 int rv = 0;
881 u8 *tag;
882 u32 sw_if_index = ntohl (mp->sw_if_index);
883
884 VALIDATE_SW_IF_INDEX (mp);
885
886 if (mp->is_add)
887 {
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000888 if (mp->tag[0] == 0)
Dave Barach6d963c22016-12-05 09:50:05 -0500889 {
890 rv = VNET_API_ERROR_INVALID_VALUE;
891 goto out;
892 }
893
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000894 mp->tag[ARRAY_LEN (mp->tag) - 1] = 0;
895 tag = format (0, "%s%c", mp->tag, 0);
Dave Barach6d963c22016-12-05 09:50:05 -0500896 vnet_set_sw_interface_tag (vnm, tag, sw_if_index);
897 }
898 else
899 vnet_clear_sw_interface_tag (vnm, sw_if_index);
900
901 BAD_SW_IF_INDEX_LABEL;
902out:
903 REPLY_MACRO (VL_API_SW_INTERFACE_TAG_ADD_DEL_REPLY);
904}
905
Jon Loeliger10c273b2017-03-30 08:39:33 -0500906static void vl_api_sw_interface_set_mac_address_t_handler
907 (vl_api_sw_interface_set_mac_address_t * mp)
908{
909 vl_api_sw_interface_set_mac_address_reply_t *rmp;
910 vnet_main_t *vnm = vnet_get_main ();
911 u32 sw_if_index = ntohl (mp->sw_if_index);
Neale Rannsd867a7c2017-10-04 02:29:07 -0700912 vnet_sw_interface_t *si;
Jon Loeliger10c273b2017-03-30 08:39:33 -0500913 clib_error_t *error;
914 int rv = 0;
915
916 VALIDATE_SW_IF_INDEX (mp);
917
Neale Rannsd867a7c2017-10-04 02:29:07 -0700918 si = vnet_get_sw_interface (vnm, sw_if_index);
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000919 error = vnet_hw_interface_change_mac_address (vnm, si->hw_if_index,
920 mp->mac_address);
Jon Loeliger10c273b2017-03-30 08:39:33 -0500921 if (error)
922 {
923 rv = VNET_API_ERROR_UNIMPLEMENTED;
924 clib_error_report (error);
925 goto out;
926 }
927
928 BAD_SW_IF_INDEX_LABEL;
929out:
930 REPLY_MACRO (VL_API_SW_INTERFACE_SET_MAC_ADDRESS_REPLY);
931}
932
Juraj Slobodac0374232018-02-01 15:18:49 +0100933static void vl_api_sw_interface_get_mac_address_t_handler
934 (vl_api_sw_interface_get_mac_address_t * mp)
935{
936 vl_api_sw_interface_get_mac_address_reply_t *rmp;
937 vl_api_registration_t *reg;
938 vnet_main_t *vnm = vnet_get_main ();
939 u32 sw_if_index = ntohl (mp->sw_if_index);
940 vnet_sw_interface_t *si;
941 ethernet_interface_t *eth_if = 0;
942 int rv = 0;
943
944 VALIDATE_SW_IF_INDEX (mp);
945
946 si = vnet_get_sup_sw_interface (vnm, sw_if_index);
947 if (si->type == VNET_SW_INTERFACE_TYPE_HARDWARE)
948 eth_if = ethernet_get_interface (&ethernet_main, si->hw_if_index);
949
950 BAD_SW_IF_INDEX_LABEL;
951
952 reg = vl_api_client_index_to_registration (mp->client_index);
953 if (!reg)
954 return;
955 rmp = vl_msg_api_alloc (sizeof (*rmp));
956 rmp->_vl_msg_id = htons (VL_API_SW_INTERFACE_GET_MAC_ADDRESS_REPLY);
957 rmp->context = mp->context;
958 rmp->retval = htonl (rv);
959 if (!rv && eth_if)
Ole Trøan3b0d7e42019-03-15 16:14:41 +0000960 memcpy (rmp->mac_address, eth_if->address, 6);
Juraj Slobodac0374232018-02-01 15:18:49 +0100961 vl_api_send_msg (reg, (u8 *) rmp);
962}
963
Stevenad8015b2017-10-29 22:10:46 -0700964static void vl_api_sw_interface_set_rx_mode_t_handler
965 (vl_api_sw_interface_set_rx_mode_t * mp)
966{
967 vl_api_sw_interface_set_rx_mode_reply_t *rmp;
968 vnet_main_t *vnm = vnet_get_main ();
969 u32 sw_if_index = ntohl (mp->sw_if_index);
970 vnet_sw_interface_t *si;
971 clib_error_t *error;
972 int rv = 0;
973
974 VALIDATE_SW_IF_INDEX (mp);
975
976 si = vnet_get_sw_interface (vnm, sw_if_index);
Mohsin Kazmi54f7c512018-08-23 18:28:11 +0200977 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
978 {
979 rv = VNET_API_ERROR_INVALID_VALUE;
980 goto bad_sw_if_index;
981 }
982
Stevenad8015b2017-10-29 22:10:46 -0700983 error = set_hw_interface_change_rx_mode (vnm, si->hw_if_index,
984 mp->queue_id_valid,
985 ntohl (mp->queue_id), mp->mode);
986 if (error)
987 {
988 rv = VNET_API_ERROR_UNIMPLEMENTED;
989 clib_error_report (error);
990 goto out;
991 }
992
993 BAD_SW_IF_INDEX_LABEL;
994out:
995 REPLY_MACRO (VL_API_SW_INTERFACE_SET_RX_MODE_REPLY);
996}
997
Mohsin Kazmif0b42f42018-09-10 18:11:00 +0200998static void
999send_interface_rx_placement_details (vpe_api_main_t * am,
1000 vl_api_registration_t * rp,
1001 u32 sw_if_index, u32 worker_id,
1002 u32 queue_id, u8 mode, u32 context)
1003{
1004 vl_api_sw_interface_rx_placement_details_t *mp;
1005 mp = vl_msg_api_alloc (sizeof (*mp));
Dave Barachb7b92992018-10-17 10:38:51 -04001006 clib_memset (mp, 0, sizeof (*mp));
Mohsin Kazmif0b42f42018-09-10 18:11:00 +02001007
1008 mp->_vl_msg_id = htons (VL_API_SW_INTERFACE_RX_PLACEMENT_DETAILS);
1009 mp->sw_if_index = htonl (sw_if_index);
1010 mp->queue_id = htonl (queue_id);
1011 mp->worker_id = htonl (worker_id);
1012 mp->mode = mode;
1013 mp->context = context;
1014
1015 vl_api_send_msg (rp, (u8 *) mp);
1016}
1017
1018static void vl_api_sw_interface_rx_placement_dump_t_handler
1019 (vl_api_sw_interface_rx_placement_dump_t * mp)
1020{
1021 vnet_main_t *vnm = vnet_get_main ();
1022 vpe_api_main_t *am = &vpe_api_main;
1023 u32 sw_if_index = ntohl (mp->sw_if_index);
1024 vl_api_registration_t *reg;
1025
1026 reg = vl_api_client_index_to_registration (mp->client_index);
1027 if (!reg)
1028 return;
1029
1030 if (sw_if_index == ~0)
1031 {
1032 vnet_device_input_runtime_t *rt;
1033 vnet_device_and_queue_t *dq;
1034 vlib_node_t *pn = vlib_get_node_by_name (am->vlib_main,
1035 (u8 *) "device-input");
1036 uword si;
1037 int index = 0;
1038
1039 /* *INDENT-OFF* */
1040 foreach_vlib_main (({
1041 clib_bitmap_foreach (si, pn->sibling_bitmap,
1042 ({
1043 rt = vlib_node_get_runtime_data (this_vlib_main, si);
1044 vec_foreach (dq, rt->devices_and_queues)
1045 {
1046 vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm,
1047 dq->hw_if_index);
1048 send_interface_rx_placement_details (am, reg, hw->sw_if_index, index,
1049 dq->queue_id, dq->mode, mp->context);
1050 }
1051 }));
1052 index++;
1053 }));
1054 /* *INDENT-ON* */
1055 }
1056 else
1057 {
1058 int i;
1059 vnet_sw_interface_t *si;
1060
1061 if (!vnet_sw_if_index_is_api_valid (sw_if_index))
1062 {
1063 clib_warning ("sw_if_index %u does not exist", sw_if_index);
1064 goto bad_sw_if_index;
1065 }
1066
1067 si = vnet_get_sw_interface (vnm, sw_if_index);
1068 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
1069 {
1070 clib_warning ("interface type is not HARDWARE! P2P, PIPE and SUB"
1071 " interfaces are not supported");
1072 goto bad_sw_if_index;
1073 }
1074
1075 vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, si->hw_if_index);
1076
1077 for (i = 0; i < vec_len (hw->dq_runtime_index_by_queue); i++)
1078 {
1079 send_interface_rx_placement_details (am, reg, hw->sw_if_index,
1080 hw->input_node_thread_index_by_queue
1081 [i], i,
1082 hw->rx_mode_by_queue[i],
1083 mp->context);
1084 }
1085 }
1086
1087 BAD_SW_IF_INDEX_LABEL;
1088}
1089
Mohsin Kazmi54f7c512018-08-23 18:28:11 +02001090static void vl_api_sw_interface_set_rx_placement_t_handler
1091 (vl_api_sw_interface_set_rx_placement_t * mp)
1092{
1093 vl_api_sw_interface_set_rx_placement_reply_t *rmp;
1094 vnet_main_t *vnm = vnet_get_main ();
1095 u32 sw_if_index = ntohl (mp->sw_if_index);
1096 vnet_sw_interface_t *si;
1097 clib_error_t *error = 0;
1098 int rv = 0;
1099
1100 VALIDATE_SW_IF_INDEX (mp);
1101
1102 si = vnet_get_sw_interface (vnm, sw_if_index);
1103 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
1104 {
1105 rv = VNET_API_ERROR_INVALID_VALUE;
1106 goto bad_sw_if_index;
1107 }
1108
1109 error = set_hw_interface_rx_placement (si->hw_if_index,
1110 ntohl (mp->queue_id),
1111 ntohl (mp->worker_id), mp->is_main);
1112 if (error)
1113 {
1114 rv = VNET_API_ERROR_UNIMPLEMENTED;
1115 clib_error_report (error);
1116 goto out;
1117 }
1118
1119 BAD_SW_IF_INDEX_LABEL;
1120out:
1121 REPLY_MACRO (VL_API_SW_INTERFACE_SET_RX_PLACEMENT_REPLY);
1122}
1123
Neale Rannsb8d44812017-11-10 06:53:54 -08001124static void
1125vl_api_create_vlan_subif_t_handler (vl_api_create_vlan_subif_t * mp)
1126{
1127 vl_api_create_vlan_subif_reply_t *rmp;
1128 vnet_main_t *vnm = vnet_get_main ();
1129 u32 sw_if_index = (u32) ~ 0;
1130 vnet_hw_interface_t *hi;
1131 int rv = 0;
1132 u32 id;
1133 vnet_sw_interface_t template;
1134 uword *p;
1135 vnet_interface_main_t *im = &vnm->interface_main;
1136 u64 sup_and_sub_key;
Florin Coras6c4dae22018-01-09 06:39:23 -08001137 vl_api_registration_t *reg;
Neale Rannsb8d44812017-11-10 06:53:54 -08001138 clib_error_t *error;
1139
1140 VALIDATE_SW_IF_INDEX (mp);
1141
1142 hi = vnet_get_sup_hw_interface (vnm, ntohl (mp->sw_if_index));
1143
1144 if (hi->bond_info == VNET_HW_INTERFACE_BOND_INFO_SLAVE)
1145 {
1146 rv = VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED;
1147 goto out;
1148 }
1149
1150 id = ntohl (mp->vlan_id);
1151 if (id == 0 || id > 4095)
1152 {
1153 rv = VNET_API_ERROR_INVALID_VLAN;
1154 goto out;
1155 }
1156
1157 sup_and_sub_key = ((u64) (hi->sw_if_index) << 32) | (u64) id;
1158
1159 p = hash_get_mem (im->sw_if_index_by_sup_and_sub, &sup_and_sub_key);
1160 if (p)
1161 {
1162 rv = VNET_API_ERROR_VLAN_ALREADY_EXISTS;
1163 goto out;
1164 }
1165
Dave Barachb7b92992018-10-17 10:38:51 -04001166 clib_memset (&template, 0, sizeof (template));
Neale Rannsb8d44812017-11-10 06:53:54 -08001167 template.type = VNET_SW_INTERFACE_TYPE_SUB;
Joe Zhou715f94e2019-03-06 23:05:32 -08001168 template.flood_class = VNET_FLOOD_CLASS_NORMAL;
Neale Rannsb8d44812017-11-10 06:53:54 -08001169 template.sup_sw_if_index = hi->sw_if_index;
1170 template.sub.id = id;
1171 template.sub.eth.raw_flags = 0;
1172 template.sub.eth.flags.one_tag = 1;
1173 template.sub.eth.outer_vlan_id = id;
1174 template.sub.eth.flags.exact_match = 1;
1175
1176 error = vnet_create_sw_interface (vnm, &template, &sw_if_index);
1177 if (error)
1178 {
1179 clib_error_report (error);
1180 rv = VNET_API_ERROR_INVALID_REGISTRATION;
1181 goto out;
1182 }
1183
1184 u64 *kp = clib_mem_alloc (sizeof (*kp));
1185 *kp = sup_and_sub_key;
1186
1187 hash_set (hi->sub_interface_sw_if_index_by_id, id, sw_if_index);
1188 hash_set_mem (im->sw_if_index_by_sup_and_sub, kp, sw_if_index);
1189
1190 BAD_SW_IF_INDEX_LABEL;
1191
1192out:
Florin Coras6c4dae22018-01-09 06:39:23 -08001193 reg = vl_api_client_index_to_registration (mp->client_index);
1194 if (!reg)
Neale Rannsb8d44812017-11-10 06:53:54 -08001195 return;
1196
1197 rmp = vl_msg_api_alloc (sizeof (*rmp));
1198 rmp->_vl_msg_id = htons (VL_API_CREATE_VLAN_SUBIF_REPLY);
1199 rmp->context = mp->context;
1200 rmp->retval = htonl (rv);
1201 rmp->sw_if_index = htonl (sw_if_index);
Florin Coras6c4dae22018-01-09 06:39:23 -08001202 vl_api_send_msg (reg, (u8 *) rmp);
Neale Rannsb8d44812017-11-10 06:53:54 -08001203}
1204
1205static void
1206vl_api_create_subif_t_handler (vl_api_create_subif_t * mp)
1207{
1208 vl_api_create_subif_reply_t *rmp;
1209 vnet_main_t *vnm = vnet_get_main ();
1210 u32 sw_if_index = ~0;
1211 int rv = 0;
1212 u32 sub_id;
1213 vnet_sw_interface_t *si;
1214 vnet_hw_interface_t *hi;
1215 vnet_sw_interface_t template;
1216 uword *p;
1217 vnet_interface_main_t *im = &vnm->interface_main;
1218 u64 sup_and_sub_key;
1219 clib_error_t *error;
1220
1221 VALIDATE_SW_IF_INDEX (mp);
1222
1223 si = vnet_get_sup_sw_interface (vnm, ntohl (mp->sw_if_index));
1224 hi = vnet_get_sup_hw_interface (vnm, ntohl (mp->sw_if_index));
1225
1226 if (hi->bond_info == VNET_HW_INTERFACE_BOND_INFO_SLAVE)
1227 {
1228 rv = VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED;
1229 goto out;
1230 }
1231
1232 sw_if_index = si->sw_if_index;
1233 sub_id = ntohl (mp->sub_id);
1234
1235 sup_and_sub_key = ((u64) (sw_if_index) << 32) | (u64) sub_id;
1236
1237 p = hash_get_mem (im->sw_if_index_by_sup_and_sub, &sup_and_sub_key);
1238 if (p)
1239 {
1240 if (CLIB_DEBUG > 0)
1241 clib_warning ("sup sw_if_index %d, sub id %d already exists\n",
1242 sw_if_index, sub_id);
1243 rv = VNET_API_ERROR_SUBIF_ALREADY_EXISTS;
1244 goto out;
1245 }
1246
Dave Barachb7b92992018-10-17 10:38:51 -04001247 clib_memset (&template, 0, sizeof (template));
Neale Rannsb8d44812017-11-10 06:53:54 -08001248 template.type = VNET_SW_INTERFACE_TYPE_SUB;
Joe Zhou715f94e2019-03-06 23:05:32 -08001249 template.flood_class = VNET_FLOOD_CLASS_NORMAL;
Neale Rannsb8d44812017-11-10 06:53:54 -08001250 template.sup_sw_if_index = sw_if_index;
1251 template.sub.id = sub_id;
Ole Trøan3b0d7e42019-03-15 16:14:41 +00001252 template.sub.eth.flags.no_tags = mp->no_tags;
1253 template.sub.eth.flags.one_tag = mp->one_tag;
1254 template.sub.eth.flags.two_tags = mp->two_tags;
1255 template.sub.eth.flags.dot1ad = mp->dot1ad;
1256 template.sub.eth.flags.exact_match = mp->exact_match;
1257 template.sub.eth.flags.default_sub = mp->default_sub;
1258 template.sub.eth.flags.outer_vlan_id_any = mp->outer_vlan_id_any;
1259 template.sub.eth.flags.inner_vlan_id_any = mp->inner_vlan_id_any;
Neale Rannsb8d44812017-11-10 06:53:54 -08001260 template.sub.eth.outer_vlan_id = ntohs (mp->outer_vlan_id);
1261 template.sub.eth.inner_vlan_id = ntohs (mp->inner_vlan_id);
1262
1263 error = vnet_create_sw_interface (vnm, &template, &sw_if_index);
1264 if (error)
1265 {
1266 clib_error_report (error);
1267 rv = VNET_API_ERROR_SUBIF_CREATE_FAILED;
1268 goto out;
1269 }
1270
1271 u64 *kp = clib_mem_alloc (sizeof (*kp));
1272 *kp = sup_and_sub_key;
1273
1274 hash_set (hi->sub_interface_sw_if_index_by_id, sub_id, sw_if_index);
1275 hash_set_mem (im->sw_if_index_by_sup_and_sub, kp, sw_if_index);
1276
1277 BAD_SW_IF_INDEX_LABEL;
1278
1279out:
1280
1281 /* *INDENT-OFF* */
1282 REPLY_MACRO2(VL_API_CREATE_SUBIF_REPLY,
1283 ({
1284 rmp->sw_if_index = ntohl(sw_if_index);
1285 }));
1286 /* *INDENT-ON* */
1287}
1288
1289static void
1290vl_api_delete_subif_t_handler (vl_api_delete_subif_t * mp)
1291{
1292 vl_api_delete_subif_reply_t *rmp;
1293 int rv;
1294
1295 rv = vnet_delete_sub_interface (ntohl (mp->sw_if_index));
1296
1297 REPLY_MACRO (VL_API_DELETE_SUBIF_REPLY);
1298}
1299
1300static void
1301vl_api_interface_name_renumber_t_handler (vl_api_interface_name_renumber_t *
1302 mp)
1303{
1304 vl_api_interface_name_renumber_reply_t *rmp;
1305 int rv = 0;
1306
1307 VALIDATE_SW_IF_INDEX (mp);
1308
1309 rv = vnet_interface_name_renumber
1310 (ntohl (mp->sw_if_index), ntohl (mp->new_show_dev_instance));
1311
1312 BAD_SW_IF_INDEX_LABEL;
1313
1314 REPLY_MACRO (VL_API_INTERFACE_NAME_RENUMBER_REPLY);
1315}
1316
1317static void
1318vl_api_create_loopback_t_handler (vl_api_create_loopback_t * mp)
1319{
1320 vl_api_create_loopback_reply_t *rmp;
1321 u32 sw_if_index;
1322 int rv;
1323
Ole Trøan3b0d7e42019-03-15 16:14:41 +00001324 rv = vnet_create_loopback_interface (&sw_if_index, mp->mac_address, 0, 0);
Neale Rannsb8d44812017-11-10 06:53:54 -08001325
1326 /* *INDENT-OFF* */
1327 REPLY_MACRO2(VL_API_CREATE_LOOPBACK_REPLY,
1328 ({
1329 rmp->sw_if_index = ntohl (sw_if_index);
1330 }));
1331 /* *INDENT-ON* */
1332}
1333
1334static void vl_api_create_loopback_instance_t_handler
1335 (vl_api_create_loopback_instance_t * mp)
1336{
1337 vl_api_create_loopback_instance_reply_t *rmp;
1338 u32 sw_if_index;
1339 u8 is_specified = mp->is_specified;
1340 u32 user_instance = ntohl (mp->user_instance);
1341 int rv;
1342
Ole Trøan3b0d7e42019-03-15 16:14:41 +00001343 rv = vnet_create_loopback_interface (&sw_if_index, mp->mac_address,
Neale Rannsb8d44812017-11-10 06:53:54 -08001344 is_specified, user_instance);
1345
1346 /* *INDENT-OFF* */
1347 REPLY_MACRO2(VL_API_CREATE_LOOPBACK_INSTANCE_REPLY,
1348 ({
1349 rmp->sw_if_index = ntohl (sw_if_index);
1350 }));
1351 /* *INDENT-ON* */
1352}
1353
1354static void
1355vl_api_delete_loopback_t_handler (vl_api_delete_loopback_t * mp)
1356{
1357 vl_api_delete_loopback_reply_t *rmp;
1358 u32 sw_if_index;
1359 int rv;
1360
1361 sw_if_index = ntohl (mp->sw_if_index);
1362 rv = vnet_delete_loopback_interface (sw_if_index);
1363
1364 REPLY_MACRO (VL_API_DELETE_LOOPBACK_REPLY);
1365}
1366
Neale Ranns6f4a6be2018-03-16 16:26:21 -07001367static void
1368 vl_api_collect_detailed_interface_stats_t_handler
1369 (vl_api_collect_detailed_interface_stats_t * mp)
1370{
1371 vl_api_collect_detailed_interface_stats_reply_t *rmp;
1372 int rv = 0;
1373
Neale Ranns871dc422018-03-29 01:28:09 -07001374 rv =
1375 vnet_sw_interface_stats_collect_enable_disable (ntohl (mp->sw_if_index),
1376 mp->enable_disable);
Neale Ranns6f4a6be2018-03-16 16:26:21 -07001377
1378 REPLY_MACRO (VL_API_COLLECT_DETAILED_INTERFACE_STATS_REPLY);
1379}
1380
Dave Barachaff70772016-10-31 11:59:07 -04001381/*
1382 * vpe_api_hookup
1383 * Add vpe's API message handlers to the table.
Paul Vinciguerrabdc0e6b2018-09-22 05:32:50 -07001384 * vlib has already mapped shared memory and
Dave Barachaff70772016-10-31 11:59:07 -04001385 * added the client registration handlers.
1386 * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
1387 */
1388#define vl_msg_name_crc_list
Dave Barachb5e8a772016-12-06 12:04:42 -05001389#include <vnet/interface.api.h>
Dave Barachaff70772016-10-31 11:59:07 -04001390#undef vl_msg_name_crc_list
1391
1392static void
1393setup_message_id_table (api_main_t * am)
1394{
1395#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
1396 foreach_vl_msg_name_crc_interface;
1397#undef _
1398}
1399
Dave Barach6d963c22016-12-05 09:50:05 -05001400pub_sub_handler (interface_events, INTERFACE_EVENTS);
1401
Dave Barachaff70772016-10-31 11:59:07 -04001402static clib_error_t *
1403interface_api_hookup (vlib_main_t * vm)
1404{
1405 api_main_t *am = &api_main;
1406
1407#define _(N,n) \
1408 vl_msg_api_set_handlers(VL_API_##N, #n, \
1409 vl_api_##n##_t_handler, \
1410 vl_noop_handler, \
1411 vl_api_##n##_t_endian, \
1412 vl_api_##n##_t_print, \
1413 sizeof(vl_api_##n##_t), 1);
1414 foreach_vpe_api_msg;
1415#undef _
1416
1417 /*
1418 * Set up the (msg_name, crc, message-id) table
1419 */
1420 setup_message_id_table (am);
1421
1422 return 0;
1423}
1424
1425VLIB_API_INIT_FUNCTION (interface_api_hookup);
1426
1427/*
1428 * fd.io coding-style-patch-verification: ON
1429 *
1430 * Local Variables:
1431 * eval: (c-set-style "gnu")
1432 * End:
1433 */