2 *------------------------------------------------------------------
3 * interface_api.c - vnet interface 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>
23 #include <vnet/interface.h>
24 #include <vnet/api_errno.h>
25 #include <vnet/ethernet/ethernet.h>
26 #include <vnet/ip/ip.h>
27 #include <vnet/fib/fib_table.h>
28 #include <vnet/mfib/mfib_table.h>
29 #include <vnet/l2/l2_vtr.h>
30 #include <vnet/vnet_msg_enum.h>
31 #include <vnet/fib/fib_api.h>
32 #include <vnet/mfib/mfib_table.h>
34 #define vl_typedefs /* define message structures */
35 #include <vnet/vnet_all_api_h.h>
38 #define vl_endianfun /* define message structures */
39 #include <vnet/vnet_all_api_h.h>
42 /* instantiate all the print functions we know about */
43 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
45 #include <vnet/vnet_all_api_h.h>
48 #include <vlibapi/api_helper_macros.h>
49 vpe_api_main_t vpe_api_main;
51 #define foreach_vpe_api_msg \
52 _(SW_INTERFACE_SET_FLAGS, sw_interface_set_flags) \
53 _(HW_INTERFACE_SET_MTU, hw_interface_set_mtu) \
54 _(SW_INTERFACE_SET_MTU, sw_interface_set_mtu) \
55 _(WANT_INTERFACE_EVENTS, want_interface_events) \
56 _(SW_INTERFACE_DUMP, sw_interface_dump) \
57 _(SW_INTERFACE_ADD_DEL_ADDRESS, sw_interface_add_del_address) \
58 _(SW_INTERFACE_SET_RX_MODE, sw_interface_set_rx_mode) \
59 _(SW_INTERFACE_RX_PLACEMENT_DUMP, sw_interface_rx_placement_dump) \
60 _(SW_INTERFACE_SET_RX_PLACEMENT, sw_interface_set_rx_placement) \
61 _(SW_INTERFACE_SET_TABLE, sw_interface_set_table) \
62 _(SW_INTERFACE_GET_TABLE, sw_interface_get_table) \
63 _(SW_INTERFACE_SET_UNNUMBERED, sw_interface_set_unnumbered) \
64 _(SW_INTERFACE_CLEAR_STATS, sw_interface_clear_stats) \
65 _(SW_INTERFACE_TAG_ADD_DEL, sw_interface_tag_add_del) \
66 _(SW_INTERFACE_SET_MAC_ADDRESS, sw_interface_set_mac_address) \
67 _(SW_INTERFACE_GET_MAC_ADDRESS, sw_interface_get_mac_address) \
68 _(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) \
74 _(INTERFACE_NAME_RENUMBER, interface_name_renumber) \
75 _(COLLECT_DETAILED_INTERFACE_STATS, collect_detailed_interface_stats) \
76 _(SW_INTERFACE_SET_IP_DIRECTED_BROADCAST, \
77 sw_interface_set_ip_directed_broadcast)
80 vl_api_sw_interface_set_flags_t_handler (vl_api_sw_interface_set_flags_t * mp)
82 vl_api_sw_interface_set_flags_reply_t *rmp;
83 vnet_main_t *vnm = vnet_get_main ();
88 VALIDATE_SW_IF_INDEX (mp);
90 flags = mp->admin_up_down ? VNET_SW_INTERFACE_FLAG_ADMIN_UP : 0;
92 error = vnet_sw_interface_set_flags (vnm, ntohl (mp->sw_if_index), flags);
96 clib_error_report (error);
99 BAD_SW_IF_INDEX_LABEL;
100 REPLY_MACRO (VL_API_SW_INTERFACE_SET_FLAGS_REPLY);
104 vl_api_hw_interface_set_mtu_t_handler (vl_api_hw_interface_set_mtu_t * mp)
106 vl_api_hw_interface_set_mtu_reply_t *rmp;
107 vnet_main_t *vnm = vnet_get_main ();
108 u32 sw_if_index = ntohl (mp->sw_if_index);
109 u16 mtu = ntohs (mp->mtu);
110 ethernet_main_t *em = ðernet_main;
113 VALIDATE_SW_IF_INDEX (mp);
115 vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index);
116 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
118 rv = VNET_API_ERROR_INVALID_VALUE;
119 goto bad_sw_if_index;
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);
127 rv = VNET_API_ERROR_FEATURE_DISABLED;
128 goto bad_sw_if_index;
131 if (mtu < hi->min_supported_packet_bytes)
133 rv = VNET_API_ERROR_INVALID_VALUE;
134 goto bad_sw_if_index;
137 if (mtu > hi->max_supported_packet_bytes)
139 rv = VNET_API_ERROR_INVALID_VALUE;
140 goto bad_sw_if_index;
143 vnet_hw_interface_set_mtu (vnm, si->hw_if_index, mtu);
145 BAD_SW_IF_INDEX_LABEL;
146 REPLY_MACRO (VL_API_HW_INTERFACE_SET_MTU_REPLY);
150 vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp)
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);
157 u32 per_protocol_mtu[VNET_N_MTU];
159 VALIDATE_SW_IF_INDEX (mp);
161 for (i = 0; i < VNET_N_MTU; i++)
162 per_protocol_mtu[i] = ntohl (mp->mtu[i]);
164 vnet_sw_interface_set_protocol_mtu (vnm, sw_if_index, per_protocol_mtu);
166 BAD_SW_IF_INDEX_LABEL;
167 REPLY_MACRO (VL_API_SW_INTERFACE_SET_MTU_REPLY);
171 vl_api_sw_interface_set_ip_directed_broadcast_t_handler
172 (vl_api_sw_interface_set_ip_directed_broadcast_t * mp)
174 vl_api_sw_interface_set_ip_directed_broadcast_reply_t *rmp;
175 u32 sw_if_index = ntohl (mp->sw_if_index);
178 VALIDATE_SW_IF_INDEX (mp);
180 vnet_sw_interface_ip_directed_broadcast (vnet_get_main (),
181 sw_if_index, mp->enable);
183 BAD_SW_IF_INDEX_LABEL;
184 REPLY_MACRO (VL_API_SW_INTERFACE_SET_IP_DIRECTED_BROADCAST_REPLY);
188 send_sw_interface_details (vpe_api_main_t * am,
189 vl_api_registration_t * rp,
190 vnet_sw_interface_t * swif,
191 u8 * interface_name, u32 context)
193 vnet_hw_interface_t *hi =
194 vnet_get_sup_hw_interface (am->vnet_main, swif->sw_if_index);
196 vl_api_sw_interface_details_t *mp = vl_msg_api_alloc (sizeof (*mp));
197 clib_memset (mp, 0, sizeof (*mp));
198 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);
201 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;
203 mp->link_duplex = ((hi->flags & VNET_HW_INTERFACE_FLAG_DUPLEX_MASK) >>
204 VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT);
205 mp->link_speed = ((hi->flags & VNET_HW_INTERFACE_FLAG_SPEED_MASK) >>
206 VNET_HW_INTERFACE_FLAG_SPEED_SHIFT);
207 mp->link_mtu = ntohs (hi->max_packet_bytes);
208 mp->mtu[VNET_MTU_L3] = ntohl (swif->mtu[VNET_MTU_L3]);
209 mp->mtu[VNET_MTU_IP4] = ntohl (swif->mtu[VNET_MTU_IP4]);
210 mp->mtu[VNET_MTU_IP6] = ntohl (swif->mtu[VNET_MTU_IP6]);
211 mp->mtu[VNET_MTU_MPLS] = ntohl (swif->mtu[VNET_MTU_MPLS]);
213 mp->context = context;
215 strncpy ((char *) mp->interface_name,
216 (char *) interface_name, ARRAY_LEN (mp->interface_name) - 1);
218 /* Send the L2 address for ethernet physical intfcs */
219 if (swif->sup_sw_if_index == swif->sw_if_index
220 && hi->hw_class_index == ethernet_hw_interface_class.index)
222 ethernet_main_t *em = ethernet_get_main (am->vlib_main);
223 ethernet_interface_t *ei;
225 ei = pool_elt_at_index (em->interfaces, hi->hw_instance);
226 ASSERT (sizeof (mp->l2_address) >= sizeof (ei->address));
227 clib_memcpy (mp->l2_address, ei->address, sizeof (ei->address));
228 mp->l2_address_length = ntohl (sizeof (ei->address));
230 else if (swif->sup_sw_if_index != swif->sw_if_index)
232 vnet_sub_interface_t *sub = &swif->sub;
233 mp->sub_id = ntohl (sub->id);
234 mp->sub_dot1ad = sub->eth.flags.dot1ad;
235 mp->sub_number_of_tags =
236 sub->eth.flags.one_tag + sub->eth.flags.two_tags * 2;
237 mp->sub_outer_vlan_id = ntohs (sub->eth.outer_vlan_id);
238 mp->sub_inner_vlan_id = ntohs (sub->eth.inner_vlan_id);
239 mp->sub_exact_match = sub->eth.flags.exact_match;
240 mp->sub_default = sub->eth.flags.default_sub;
241 mp->sub_outer_vlan_id_any = sub->eth.flags.outer_vlan_id_any;
242 mp->sub_inner_vlan_id_any = sub->eth.flags.inner_vlan_id_any;
244 /* vlan tag rewrite data */
245 u32 vtr_op = L2_VTR_DISABLED;
246 u32 vtr_push_dot1q = 0, vtr_tag1 = 0, vtr_tag2 = 0;
248 if (l2vtr_get (am->vlib_main, am->vnet_main, swif->sw_if_index,
249 &vtr_op, &vtr_push_dot1q, &vtr_tag1, &vtr_tag2) != 0)
251 // error - default to disabled
252 mp->vtr_op = ntohl (L2_VTR_DISABLED);
253 clib_warning ("cannot get vlan tag rewrite for sw_if_index %d",
258 mp->vtr_op = ntohl (vtr_op);
259 mp->vtr_push_dot1q = ntohl (vtr_push_dot1q);
260 mp->vtr_tag1 = ntohl (vtr_tag1);
261 mp->vtr_tag2 = ntohl (vtr_tag2);
265 /* pbb tag rewrite data */
266 ethernet_header_t eth_hdr;
267 u32 vtr_op = L2_VTR_DISABLED;
271 clib_memset (ð_hdr, 0, sizeof (eth_hdr));
273 if (!l2pbb_get (am->vlib_main, am->vnet_main, swif->sw_if_index,
274 &vtr_op, &outer_tag, ð_hdr, &b_vlanid, &i_sid))
277 clib_memcpy (mp->b_dmac, eth_hdr.dst_address,
278 sizeof (eth_hdr.dst_address));
279 clib_memcpy (mp->b_smac, eth_hdr.src_address,
280 sizeof (eth_hdr.src_address));
281 mp->b_vlanid = b_vlanid;
285 u8 *tag = vnet_get_sw_interface_tag (vnet_get_main (), swif->sw_if_index);
287 strncpy ((char *) mp->tag, (char *) tag, ARRAY_LEN (mp->tag) - 1);
289 vl_api_send_msg (rp, (u8 *) mp);
293 vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp)
295 vpe_api_main_t *am = &vpe_api_main;
296 vnet_sw_interface_t *swif;
297 vnet_interface_main_t *im = &am->vnet_main->interface_main;
298 vl_api_registration_t *rp;
300 rp = vl_api_client_index_to_registration (mp->client_index);
304 clib_warning ("Client %d AWOL", mp->client_index);
308 u8 *filter = 0, *name = 0;
309 if (mp->name_filter_valid)
311 mp->name_filter[ARRAY_LEN (mp->name_filter) - 1] = 0;
312 filter = format (0, "%s%c", mp->name_filter, 0);
315 char *strcasestr (char *, char *); /* lnx hdr file botch */
317 pool_foreach (swif, im->sw_interfaces,
319 if (!vnet_swif_is_api_visible (swif))
321 vec_reset_length(name);
322 name = format (name, "%U%c", format_vnet_sw_interface_name, am->vnet_main,
325 if (filter && !strcasestr((char *) name, (char *) filter))
328 send_sw_interface_details (am, rp, swif, name, mp->context);
337 vl_api_sw_interface_add_del_address_t_handler
338 (vl_api_sw_interface_add_del_address_t * mp)
340 vlib_main_t *vm = vlib_get_main ();
341 vnet_main_t *vnm = vnet_get_main ();
342 vl_api_sw_interface_add_del_address_reply_t *rmp;
345 clib_error_t *error = 0;
347 VALIDATE_SW_IF_INDEX (mp);
349 is_del = mp->is_add == 0;
353 ip_del_all_interface_addresses (vm, ntohl (mp->sw_if_index));
354 else if (mp->is_ipv6)
355 error = ip6_add_del_interface_address (vm, ntohl (mp->sw_if_index),
356 (void *) mp->address,
357 mp->address_length, is_del);
359 error = ip4_add_del_interface_address (vm, ntohl (mp->sw_if_index),
360 (void *) mp->address,
361 mp->address_length, is_del);
366 clib_error_report (error);
370 BAD_SW_IF_INDEX_LABEL;
373 REPLY_MACRO (VL_API_SW_INTERFACE_ADD_DEL_ADDRESS_REPLY);
376 void stats_dslock_with_hint (int hint, int tag) __attribute__ ((weak));
378 stats_dslock_with_hint (int hint, int tag)
382 void stats_dsunlock (void) __attribute__ ((weak));
384 stats_dsunlock (void)
389 vl_api_sw_interface_set_table_t_handler (vl_api_sw_interface_set_table_t * mp)
391 vl_api_sw_interface_set_table_reply_t *rmp;
392 u32 sw_if_index = ntohl (mp->sw_if_index);
393 u32 table_id = ntohl (mp->vrf_id);
396 VALIDATE_SW_IF_INDEX (mp);
398 stats_dslock_with_hint (1 /* release hint */ , 4 /* tag */ );
401 rv = ip_table_bind (FIB_PROTOCOL_IP6, sw_if_index, table_id, 1);
403 rv = ip_table_bind (FIB_PROTOCOL_IP4, sw_if_index, table_id, 1);
407 BAD_SW_IF_INDEX_LABEL;
409 REPLY_MACRO (VL_API_SW_INTERFACE_SET_TABLE_REPLY);
413 ip_table_bind (fib_protocol_t fproto,
414 u32 sw_if_index, u32 table_id, u8 is_api)
416 CLIB_UNUSED (ip_interface_address_t * ia);
417 u32 fib_index, mfib_index;
423 src = FIB_SOURCE_API;
424 msrc = MFIB_SOURCE_API;
428 src = FIB_SOURCE_CLI;
429 msrc = MFIB_SOURCE_CLI;
433 * This if table does not exist = error is what we want in the end.
435 fib_index = fib_table_find (fproto, table_id);
436 mfib_index = mfib_table_find (fproto, table_id);
438 if (~0 == fib_index || ~0 == mfib_index)
440 return (VNET_API_ERROR_NO_SUCH_FIB);
443 if (FIB_PROTOCOL_IP6 == fproto)
446 * If the interface already has in IP address, then a change int
447 * VRF is not allowed. The IP address applied must first be removed.
448 * We do not do that automatically here, since VPP has no knowledge
449 * of whether those subnets are valid in the destination VRF.
452 foreach_ip_interface_address (&ip6_main.lookup_main,
454 1 /* honor unnumbered */ ,
456 return (VNET_API_ERROR_ADDRESS_FOUND_FOR_INTERFACE);
460 vec_validate (ip6_main.fib_index_by_sw_if_index, sw_if_index);
461 vec_validate (ip6_main.mfib_index_by_sw_if_index, sw_if_index);
464 * tell those that are interested that the binding is changing.
466 ip6_table_bind_callback_t *cb;
467 vec_foreach (cb, ip6_main.table_bind_callbacks)
468 cb->function (&ip6_main, cb->function_opaque,
471 ip6_main.fib_index_by_sw_if_index[sw_if_index]);
475 /* reset back to default */
476 if (0 != ip6_main.fib_index_by_sw_if_index[sw_if_index])
477 fib_table_unlock (ip6_main.fib_index_by_sw_if_index[sw_if_index],
478 FIB_PROTOCOL_IP6, src);
479 if (0 != ip6_main.mfib_index_by_sw_if_index[sw_if_index])
480 mfib_table_unlock (ip6_main.mfib_index_by_sw_if_index
481 [sw_if_index], FIB_PROTOCOL_IP6, msrc);
486 /* we need to lock the table now it's inuse */
487 fib_table_lock (fib_index, FIB_PROTOCOL_IP6, src);
488 mfib_table_lock (mfib_index, FIB_PROTOCOL_IP6, msrc);
491 ip6_main.fib_index_by_sw_if_index[sw_if_index] = fib_index;
492 ip6_main.mfib_index_by_sw_if_index[sw_if_index] = mfib_index;
497 * If the interface already has in IP address, then a change int
498 * VRF is not allowed. The IP address applied must first be removed.
499 * We do not do that automatically here, since VPP has no knowledge
500 * of whether those subnets are valid in the destination VRF.
503 foreach_ip_interface_address (&ip4_main.lookup_main,
505 1 /* honor unnumbered */ ,
507 return (VNET_API_ERROR_ADDRESS_FOUND_FOR_INTERFACE);
511 vec_validate (ip4_main.fib_index_by_sw_if_index, sw_if_index);
512 vec_validate (ip4_main.mfib_index_by_sw_if_index, sw_if_index);
515 * tell those that are interested that the binding is changing.
517 ip4_table_bind_callback_t *cb;
518 vec_foreach (cb, ip4_main.table_bind_callbacks)
519 cb->function (&ip4_main, cb->function_opaque,
522 ip4_main.fib_index_by_sw_if_index[sw_if_index]);
526 /* reset back to default */
527 if (0 != ip4_main.fib_index_by_sw_if_index[sw_if_index])
528 fib_table_unlock (ip4_main.fib_index_by_sw_if_index[sw_if_index],
529 FIB_PROTOCOL_IP4, src);
530 if (0 != ip4_main.mfib_index_by_sw_if_index[sw_if_index])
531 mfib_table_unlock (ip4_main.mfib_index_by_sw_if_index
532 [sw_if_index], FIB_PROTOCOL_IP4, msrc);
537 /* we need to lock the table now it's inuse */
538 fib_index = fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP4,
541 mfib_index = mfib_table_find_or_create_and_lock (FIB_PROTOCOL_IP4,
545 ip4_main.fib_index_by_sw_if_index[sw_if_index] = fib_index;
546 ip4_main.mfib_index_by_sw_if_index[sw_if_index] = mfib_index;
553 send_sw_interface_get_table_reply (vl_api_registration_t * reg,
554 u32 context, int retval, u32 vrf_id)
556 vl_api_sw_interface_get_table_reply_t *mp;
558 mp = vl_msg_api_alloc (sizeof (*mp));
559 clib_memset (mp, 0, sizeof (*mp));
560 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_GET_TABLE_REPLY);
561 mp->context = context;
562 mp->retval = htonl (retval);
563 mp->vrf_id = htonl (vrf_id);
565 vl_api_send_msg (reg, (u8 *) mp);
569 vl_api_sw_interface_get_table_t_handler (vl_api_sw_interface_get_table_t * mp)
571 vl_api_registration_t *reg;
572 fib_table_t *fib_table = 0;
573 u32 sw_if_index = ~0;
576 fib_protocol_t fib_proto = FIB_PROTOCOL_IP4;
579 reg = vl_api_client_index_to_registration (mp->client_index);
583 VALIDATE_SW_IF_INDEX (mp);
585 sw_if_index = ntohl (mp->sw_if_index);
588 fib_proto = FIB_PROTOCOL_IP6;
590 fib_index = fib_table_get_index_for_sw_if_index (fib_proto, sw_if_index);
593 fib_table = fib_table_get (fib_index, fib_proto);
594 table_id = fib_table->ft_table_id;
597 BAD_SW_IF_INDEX_LABEL;
599 send_sw_interface_get_table_reply (reg, mp->context, rv, table_id);
602 static void vl_api_sw_interface_set_unnumbered_t_handler
603 (vl_api_sw_interface_set_unnumbered_t * mp)
605 vl_api_sw_interface_set_unnumbered_reply_t *rmp;
607 vnet_main_t *vnm = vnet_get_main ();
608 u32 sw_if_index = ntohl (mp->sw_if_index);
609 u32 unnumbered_sw_if_index = ntohl (mp->unnumbered_sw_if_index);
612 * The API message field names are backwards from
613 * the underlying data structure names.
614 * It's not worth changing them now.
616 if (!vnet_sw_interface_is_api_valid (vnm, unnumbered_sw_if_index))
618 rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
622 /* Only check the "use loop0" field when setting the binding */
623 if (mp->is_add && !vnet_sw_interface_is_api_valid (vnm, sw_if_index))
625 rv = VNET_API_ERROR_INVALID_SW_IF_INDEX_2;
629 vnet_sw_interface_update_unnumbered (unnumbered_sw_if_index,
630 sw_if_index, mp->is_add);
632 REPLY_MACRO (VL_API_SW_INTERFACE_SET_UNNUMBERED_REPLY);
636 vl_api_sw_interface_clear_stats_t_handler (vl_api_sw_interface_clear_stats_t *
639 vl_api_sw_interface_clear_stats_reply_t *rmp;
641 vnet_main_t *vnm = vnet_get_main ();
642 vnet_interface_main_t *im = &vnm->interface_main;
643 vlib_simple_counter_main_t *sm;
644 vlib_combined_counter_main_t *cm;
645 static vnet_main_t **my_vnet_mains;
646 int i, j, n_counters;
649 if (mp->sw_if_index != ~0)
650 VALIDATE_SW_IF_INDEX (mp);
652 vec_reset_length (my_vnet_mains);
654 for (i = 0; i < vec_len (vnet_mains); i++)
657 vec_add1 (my_vnet_mains, vnet_mains[i]);
660 if (vec_len (vnet_mains) == 0)
661 vec_add1 (my_vnet_mains, vnm);
663 n_counters = vec_len (im->combined_sw_if_counters);
665 for (j = 0; j < n_counters; j++)
667 for (i = 0; i < vec_len (my_vnet_mains); i++)
669 im = &my_vnet_mains[i]->interface_main;
670 cm = im->combined_sw_if_counters + j;
671 if (mp->sw_if_index == (u32) ~ 0)
672 vlib_clear_combined_counters (cm);
674 vlib_zero_combined_counter (cm, ntohl (mp->sw_if_index));
678 n_counters = vec_len (im->sw_if_counters);
680 for (j = 0; j < n_counters; j++)
682 for (i = 0; i < vec_len (my_vnet_mains); i++)
684 im = &my_vnet_mains[i]->interface_main;
685 sm = im->sw_if_counters + j;
686 if (mp->sw_if_index == (u32) ~ 0)
687 vlib_clear_simple_counters (sm);
689 vlib_zero_simple_counter (sm, ntohl (mp->sw_if_index));
693 BAD_SW_IF_INDEX_LABEL;
695 REPLY_MACRO (VL_API_SW_INTERFACE_CLEAR_STATS_REPLY);
698 #define API_LINK_STATE_EVENT 1
699 #define API_ADMIN_UP_DOWN_EVENT 2
702 event_data_cmp (void *a1, void *a2)
707 return (word) e1[0] - (word) e2[0];
711 send_sw_interface_event (vpe_api_main_t * am,
712 vpe_client_registration_t * reg,
713 vl_api_registration_t * vl_reg,
714 vnet_sw_interface_t * swif)
716 vl_api_sw_interface_event_t *mp;
717 vnet_main_t *vnm = am->vnet_main;
719 vnet_hw_interface_t *hi = vnet_get_sup_hw_interface (vnm,
721 mp = vl_msg_api_alloc (sizeof (*mp));
722 clib_memset (mp, 0, sizeof (*mp));
723 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_EVENT);
724 mp->sw_if_index = ntohl (swif->sw_if_index);
725 mp->client_index = reg->client_index;
726 mp->pid = reg->client_pid;
728 mp->admin_up_down = (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? 1 : 0;
729 mp->link_up_down = (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ? 1 : 0;
730 vl_api_send_msg (vl_reg, (u8 *) mp);
734 link_state_process (vlib_main_t * vm,
735 vlib_node_runtime_t * rt, vlib_frame_t * f)
737 vpe_api_main_t *vam = &vpe_api_main;
738 vnet_main_t *vnm = vam->vnet_main;
739 vnet_sw_interface_t *swif;
740 uword *event_data = 0;
741 vpe_client_registration_t *reg;
743 u32 prev_sw_if_index;
744 vl_api_registration_t *vl_reg;
746 vam->link_state_process_up = 1;
750 vlib_process_wait_for_event (vm);
752 /* Unified list of changed link or admin state sw_if_indices */
753 vlib_process_get_events_with_type
754 (vm, &event_data, API_LINK_STATE_EVENT);
755 vlib_process_get_events_with_type
756 (vm, &event_data, API_ADMIN_UP_DOWN_EVENT);
758 /* Sort, so we can eliminate duplicates */
759 vec_sort_with_function (event_data, event_data_cmp);
761 prev_sw_if_index = ~0;
763 for (i = 0; i < vec_len (event_data); i++)
765 /* Only one message per swif */
766 if (prev_sw_if_index == event_data[i])
768 prev_sw_if_index = event_data[i];
771 pool_foreach(reg, vam->interface_events_registrations,
773 vl_reg = vl_api_client_index_to_registration (reg->client_index);
776 /* sw_interface may be deleted already */
777 if (!pool_is_free_index (vnm->interface_main.sw_interfaces,
780 swif = vnet_get_sw_interface (vnm, event_data[i]);
781 send_sw_interface_event (vam, reg, vl_reg, swif);
787 vec_reset_length (event_data);
793 static clib_error_t *link_up_down_function (vnet_main_t * vm, u32 hw_if_index,
795 static clib_error_t *admin_up_down_function (vnet_main_t * vm,
796 u32 hw_if_index, u32 flags);
799 VLIB_REGISTER_NODE (link_state_process_node,static) = {
800 .function = link_state_process,
801 .type = VLIB_NODE_TYPE_PROCESS,
802 .name = "vpe-link-state-process",
806 VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION (admin_up_down_function);
807 VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION (link_up_down_function);
809 static clib_error_t *
810 link_up_down_function (vnet_main_t * vm, u32 hw_if_index, u32 flags)
812 vpe_api_main_t *vam = &vpe_api_main;
813 vnet_hw_interface_t *hi = vnet_get_hw_interface (vm, hw_if_index);
815 if (vam->link_state_process_up)
816 vlib_process_signal_event (vam->vlib_main,
817 link_state_process_node.index,
818 API_LINK_STATE_EVENT, hi->sw_if_index);
822 static clib_error_t *
823 admin_up_down_function (vnet_main_t * vm, u32 sw_if_index, u32 flags)
825 vpe_api_main_t *vam = &vpe_api_main;
828 * Note: it's perfectly fair to set a subif admin up / admin down.
829 * Note the subtle distinction between this routine and the previous
832 if (vam->link_state_process_up)
833 vlib_process_signal_event (vam->vlib_main,
834 link_state_process_node.index,
835 API_ADMIN_UP_DOWN_EVENT, sw_if_index);
839 static void vl_api_sw_interface_tag_add_del_t_handler
840 (vl_api_sw_interface_tag_add_del_t * mp)
842 vnet_main_t *vnm = vnet_get_main ();
843 vl_api_sw_interface_tag_add_del_reply_t *rmp;
846 u32 sw_if_index = ntohl (mp->sw_if_index);
848 VALIDATE_SW_IF_INDEX (mp);
854 rv = VNET_API_ERROR_INVALID_VALUE;
858 mp->tag[ARRAY_LEN (mp->tag) - 1] = 0;
859 tag = format (0, "%s%c", mp->tag, 0);
860 vnet_set_sw_interface_tag (vnm, tag, sw_if_index);
863 vnet_clear_sw_interface_tag (vnm, sw_if_index);
865 BAD_SW_IF_INDEX_LABEL;
867 REPLY_MACRO (VL_API_SW_INTERFACE_TAG_ADD_DEL_REPLY);
870 static void vl_api_sw_interface_set_mac_address_t_handler
871 (vl_api_sw_interface_set_mac_address_t * mp)
873 vl_api_sw_interface_set_mac_address_reply_t *rmp;
874 vnet_main_t *vnm = vnet_get_main ();
875 u32 sw_if_index = ntohl (mp->sw_if_index);
876 vnet_sw_interface_t *si;
880 VALIDATE_SW_IF_INDEX (mp);
882 si = vnet_get_sw_interface (vnm, sw_if_index);
883 error = vnet_hw_interface_change_mac_address (vnm, si->hw_if_index,
887 rv = VNET_API_ERROR_UNIMPLEMENTED;
888 clib_error_report (error);
892 BAD_SW_IF_INDEX_LABEL;
894 REPLY_MACRO (VL_API_SW_INTERFACE_SET_MAC_ADDRESS_REPLY);
897 static void vl_api_sw_interface_get_mac_address_t_handler
898 (vl_api_sw_interface_get_mac_address_t * mp)
900 vl_api_sw_interface_get_mac_address_reply_t *rmp;
901 vl_api_registration_t *reg;
902 vnet_main_t *vnm = vnet_get_main ();
903 u32 sw_if_index = ntohl (mp->sw_if_index);
904 vnet_sw_interface_t *si;
905 ethernet_interface_t *eth_if = 0;
908 VALIDATE_SW_IF_INDEX (mp);
910 si = vnet_get_sup_sw_interface (vnm, sw_if_index);
911 if (si->type == VNET_SW_INTERFACE_TYPE_HARDWARE)
912 eth_if = ethernet_get_interface (ðernet_main, si->hw_if_index);
914 BAD_SW_IF_INDEX_LABEL;
916 reg = vl_api_client_index_to_registration (mp->client_index);
919 rmp = vl_msg_api_alloc (sizeof (*rmp));
920 rmp->_vl_msg_id = htons (VL_API_SW_INTERFACE_GET_MAC_ADDRESS_REPLY);
921 rmp->context = mp->context;
922 rmp->retval = htonl (rv);
924 memcpy (rmp->mac_address, eth_if->address, 6);
925 vl_api_send_msg (reg, (u8 *) rmp);
928 static void vl_api_sw_interface_set_rx_mode_t_handler
929 (vl_api_sw_interface_set_rx_mode_t * mp)
931 vl_api_sw_interface_set_rx_mode_reply_t *rmp;
932 vnet_main_t *vnm = vnet_get_main ();
933 u32 sw_if_index = ntohl (mp->sw_if_index);
934 vnet_sw_interface_t *si;
938 VALIDATE_SW_IF_INDEX (mp);
940 si = vnet_get_sw_interface (vnm, sw_if_index);
941 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
943 rv = VNET_API_ERROR_INVALID_VALUE;
944 goto bad_sw_if_index;
947 error = set_hw_interface_change_rx_mode (vnm, si->hw_if_index,
949 ntohl (mp->queue_id), mp->mode);
952 rv = VNET_API_ERROR_UNIMPLEMENTED;
953 clib_error_report (error);
957 BAD_SW_IF_INDEX_LABEL;
959 REPLY_MACRO (VL_API_SW_INTERFACE_SET_RX_MODE_REPLY);
963 send_interface_rx_placement_details (vpe_api_main_t * am,
964 vl_api_registration_t * rp,
965 u32 sw_if_index, u32 worker_id,
966 u32 queue_id, u8 mode, u32 context)
968 vl_api_sw_interface_rx_placement_details_t *mp;
969 mp = vl_msg_api_alloc (sizeof (*mp));
970 clib_memset (mp, 0, sizeof (*mp));
972 mp->_vl_msg_id = htons (VL_API_SW_INTERFACE_RX_PLACEMENT_DETAILS);
973 mp->sw_if_index = htonl (sw_if_index);
974 mp->queue_id = htonl (queue_id);
975 mp->worker_id = htonl (worker_id);
977 mp->context = context;
979 vl_api_send_msg (rp, (u8 *) mp);
982 static void vl_api_sw_interface_rx_placement_dump_t_handler
983 (vl_api_sw_interface_rx_placement_dump_t * mp)
985 vnet_main_t *vnm = vnet_get_main ();
986 vpe_api_main_t *am = &vpe_api_main;
987 u32 sw_if_index = ntohl (mp->sw_if_index);
988 vl_api_registration_t *reg;
990 reg = vl_api_client_index_to_registration (mp->client_index);
994 if (sw_if_index == ~0)
996 vnet_device_input_runtime_t *rt;
997 vnet_device_and_queue_t *dq;
998 vlib_node_t *pn = vlib_get_node_by_name (am->vlib_main,
999 (u8 *) "device-input");
1004 foreach_vlib_main (({
1005 clib_bitmap_foreach (si, pn->sibling_bitmap,
1007 rt = vlib_node_get_runtime_data (this_vlib_main, si);
1008 vec_foreach (dq, rt->devices_and_queues)
1010 vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm,
1012 send_interface_rx_placement_details (am, reg, hw->sw_if_index, index,
1013 dq->queue_id, dq->mode, mp->context);
1023 vnet_sw_interface_t *si;
1025 if (!vnet_sw_if_index_is_api_valid (sw_if_index))
1027 clib_warning ("sw_if_index %u does not exist", sw_if_index);
1028 goto bad_sw_if_index;
1031 si = vnet_get_sw_interface (vnm, sw_if_index);
1032 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
1034 clib_warning ("interface type is not HARDWARE! P2P, PIPE and SUB"
1035 " interfaces are not supported");
1036 goto bad_sw_if_index;
1039 vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, si->hw_if_index);
1041 for (i = 0; i < vec_len (hw->dq_runtime_index_by_queue); i++)
1043 send_interface_rx_placement_details (am, reg, hw->sw_if_index,
1044 hw->input_node_thread_index_by_queue
1046 hw->rx_mode_by_queue[i],
1051 BAD_SW_IF_INDEX_LABEL;
1054 static void vl_api_sw_interface_set_rx_placement_t_handler
1055 (vl_api_sw_interface_set_rx_placement_t * mp)
1057 vl_api_sw_interface_set_rx_placement_reply_t *rmp;
1058 vnet_main_t *vnm = vnet_get_main ();
1059 u32 sw_if_index = ntohl (mp->sw_if_index);
1060 vnet_sw_interface_t *si;
1061 clib_error_t *error = 0;
1064 VALIDATE_SW_IF_INDEX (mp);
1066 si = vnet_get_sw_interface (vnm, sw_if_index);
1067 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
1069 rv = VNET_API_ERROR_INVALID_VALUE;
1070 goto bad_sw_if_index;
1073 error = set_hw_interface_rx_placement (si->hw_if_index,
1074 ntohl (mp->queue_id),
1075 ntohl (mp->worker_id), mp->is_main);
1078 rv = VNET_API_ERROR_UNIMPLEMENTED;
1079 clib_error_report (error);
1083 BAD_SW_IF_INDEX_LABEL;
1085 REPLY_MACRO (VL_API_SW_INTERFACE_SET_RX_PLACEMENT_REPLY);
1089 vl_api_create_vlan_subif_t_handler (vl_api_create_vlan_subif_t * mp)
1091 vl_api_create_vlan_subif_reply_t *rmp;
1092 vnet_main_t *vnm = vnet_get_main ();
1093 u32 sw_if_index = (u32) ~ 0;
1094 vnet_hw_interface_t *hi;
1097 vnet_sw_interface_t template;
1099 vnet_interface_main_t *im = &vnm->interface_main;
1100 u64 sup_and_sub_key;
1101 vl_api_registration_t *reg;
1102 clib_error_t *error;
1104 VALIDATE_SW_IF_INDEX (mp);
1106 hi = vnet_get_sup_hw_interface (vnm, ntohl (mp->sw_if_index));
1108 if (hi->bond_info == VNET_HW_INTERFACE_BOND_INFO_SLAVE)
1110 rv = VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED;
1114 id = ntohl (mp->vlan_id);
1115 if (id == 0 || id > 4095)
1117 rv = VNET_API_ERROR_INVALID_VLAN;
1121 sup_and_sub_key = ((u64) (hi->sw_if_index) << 32) | (u64) id;
1123 p = hash_get_mem (im->sw_if_index_by_sup_and_sub, &sup_and_sub_key);
1126 rv = VNET_API_ERROR_VLAN_ALREADY_EXISTS;
1130 clib_memset (&template, 0, sizeof (template));
1131 template.type = VNET_SW_INTERFACE_TYPE_SUB;
1132 template.sup_sw_if_index = hi->sw_if_index;
1133 template.sub.id = id;
1134 template.sub.eth.raw_flags = 0;
1135 template.sub.eth.flags.one_tag = 1;
1136 template.sub.eth.outer_vlan_id = id;
1137 template.sub.eth.flags.exact_match = 1;
1139 error = vnet_create_sw_interface (vnm, &template, &sw_if_index);
1142 clib_error_report (error);
1143 rv = VNET_API_ERROR_INVALID_REGISTRATION;
1147 u64 *kp = clib_mem_alloc (sizeof (*kp));
1148 *kp = sup_and_sub_key;
1150 hash_set (hi->sub_interface_sw_if_index_by_id, id, sw_if_index);
1151 hash_set_mem (im->sw_if_index_by_sup_and_sub, kp, sw_if_index);
1153 BAD_SW_IF_INDEX_LABEL;
1156 reg = vl_api_client_index_to_registration (mp->client_index);
1160 rmp = vl_msg_api_alloc (sizeof (*rmp));
1161 rmp->_vl_msg_id = htons (VL_API_CREATE_VLAN_SUBIF_REPLY);
1162 rmp->context = mp->context;
1163 rmp->retval = htonl (rv);
1164 rmp->sw_if_index = htonl (sw_if_index);
1165 vl_api_send_msg (reg, (u8 *) rmp);
1169 vl_api_create_subif_t_handler (vl_api_create_subif_t * mp)
1171 vl_api_create_subif_reply_t *rmp;
1172 vnet_main_t *vnm = vnet_get_main ();
1173 u32 sw_if_index = ~0;
1176 vnet_sw_interface_t *si;
1177 vnet_hw_interface_t *hi;
1178 vnet_sw_interface_t template;
1180 vnet_interface_main_t *im = &vnm->interface_main;
1181 u64 sup_and_sub_key;
1182 clib_error_t *error;
1184 VALIDATE_SW_IF_INDEX (mp);
1186 si = vnet_get_sup_sw_interface (vnm, ntohl (mp->sw_if_index));
1187 hi = vnet_get_sup_hw_interface (vnm, ntohl (mp->sw_if_index));
1189 if (hi->bond_info == VNET_HW_INTERFACE_BOND_INFO_SLAVE)
1191 rv = VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED;
1195 sw_if_index = si->sw_if_index;
1196 sub_id = ntohl (mp->sub_id);
1198 sup_and_sub_key = ((u64) (sw_if_index) << 32) | (u64) sub_id;
1200 p = hash_get_mem (im->sw_if_index_by_sup_and_sub, &sup_and_sub_key);
1204 clib_warning ("sup sw_if_index %d, sub id %d already exists\n",
1205 sw_if_index, sub_id);
1206 rv = VNET_API_ERROR_SUBIF_ALREADY_EXISTS;
1210 clib_memset (&template, 0, sizeof (template));
1211 template.type = VNET_SW_INTERFACE_TYPE_SUB;
1212 template.sup_sw_if_index = sw_if_index;
1213 template.sub.id = sub_id;
1214 template.sub.eth.flags.no_tags = mp->no_tags;
1215 template.sub.eth.flags.one_tag = mp->one_tag;
1216 template.sub.eth.flags.two_tags = mp->two_tags;
1217 template.sub.eth.flags.dot1ad = mp->dot1ad;
1218 template.sub.eth.flags.exact_match = mp->exact_match;
1219 template.sub.eth.flags.default_sub = mp->default_sub;
1220 template.sub.eth.flags.outer_vlan_id_any = mp->outer_vlan_id_any;
1221 template.sub.eth.flags.inner_vlan_id_any = mp->inner_vlan_id_any;
1222 template.sub.eth.outer_vlan_id = ntohs (mp->outer_vlan_id);
1223 template.sub.eth.inner_vlan_id = ntohs (mp->inner_vlan_id);
1225 error = vnet_create_sw_interface (vnm, &template, &sw_if_index);
1228 clib_error_report (error);
1229 rv = VNET_API_ERROR_SUBIF_CREATE_FAILED;
1233 u64 *kp = clib_mem_alloc (sizeof (*kp));
1234 *kp = sup_and_sub_key;
1236 hash_set (hi->sub_interface_sw_if_index_by_id, sub_id, sw_if_index);
1237 hash_set_mem (im->sw_if_index_by_sup_and_sub, kp, sw_if_index);
1239 BAD_SW_IF_INDEX_LABEL;
1244 REPLY_MACRO2(VL_API_CREATE_SUBIF_REPLY,
1246 rmp->sw_if_index = ntohl(sw_if_index);
1252 vl_api_delete_subif_t_handler (vl_api_delete_subif_t * mp)
1254 vl_api_delete_subif_reply_t *rmp;
1257 rv = vnet_delete_sub_interface (ntohl (mp->sw_if_index));
1259 REPLY_MACRO (VL_API_DELETE_SUBIF_REPLY);
1263 vl_api_interface_name_renumber_t_handler (vl_api_interface_name_renumber_t *
1266 vl_api_interface_name_renumber_reply_t *rmp;
1269 VALIDATE_SW_IF_INDEX (mp);
1271 rv = vnet_interface_name_renumber
1272 (ntohl (mp->sw_if_index), ntohl (mp->new_show_dev_instance));
1274 BAD_SW_IF_INDEX_LABEL;
1276 REPLY_MACRO (VL_API_INTERFACE_NAME_RENUMBER_REPLY);
1280 vl_api_create_loopback_t_handler (vl_api_create_loopback_t * mp)
1282 vl_api_create_loopback_reply_t *rmp;
1286 rv = vnet_create_loopback_interface (&sw_if_index, mp->mac_address, 0, 0);
1289 REPLY_MACRO2(VL_API_CREATE_LOOPBACK_REPLY,
1291 rmp->sw_if_index = ntohl (sw_if_index);
1296 static void vl_api_create_loopback_instance_t_handler
1297 (vl_api_create_loopback_instance_t * mp)
1299 vl_api_create_loopback_instance_reply_t *rmp;
1301 u8 is_specified = mp->is_specified;
1302 u32 user_instance = ntohl (mp->user_instance);
1305 rv = vnet_create_loopback_interface (&sw_if_index, mp->mac_address,
1306 is_specified, user_instance);
1309 REPLY_MACRO2(VL_API_CREATE_LOOPBACK_INSTANCE_REPLY,
1311 rmp->sw_if_index = ntohl (sw_if_index);
1317 vl_api_delete_loopback_t_handler (vl_api_delete_loopback_t * mp)
1319 vl_api_delete_loopback_reply_t *rmp;
1323 sw_if_index = ntohl (mp->sw_if_index);
1324 rv = vnet_delete_loopback_interface (sw_if_index);
1326 REPLY_MACRO (VL_API_DELETE_LOOPBACK_REPLY);
1330 vl_api_collect_detailed_interface_stats_t_handler
1331 (vl_api_collect_detailed_interface_stats_t * mp)
1333 vl_api_collect_detailed_interface_stats_reply_t *rmp;
1337 vnet_sw_interface_stats_collect_enable_disable (ntohl (mp->sw_if_index),
1338 mp->enable_disable);
1340 REPLY_MACRO (VL_API_COLLECT_DETAILED_INTERFACE_STATS_REPLY);
1345 * Add vpe's API message handlers to the table.
1346 * vlib has already mapped shared memory and
1347 * added the client registration handlers.
1348 * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
1350 #define vl_msg_name_crc_list
1351 #include <vnet/interface.api.h>
1352 #undef vl_msg_name_crc_list
1355 setup_message_id_table (api_main_t * am)
1357 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
1358 foreach_vl_msg_name_crc_interface;
1362 pub_sub_handler (interface_events, INTERFACE_EVENTS);
1364 static clib_error_t *
1365 interface_api_hookup (vlib_main_t * vm)
1367 api_main_t *am = &api_main;
1370 vl_msg_api_set_handlers(VL_API_##N, #n, \
1371 vl_api_##n##_t_handler, \
1373 vl_api_##n##_t_endian, \
1374 vl_api_##n##_t_print, \
1375 sizeof(vl_api_##n##_t), 1);
1376 foreach_vpe_api_msg;
1380 * Set up the (msg_name, crc, message-id) table
1382 setup_message_id_table (am);
1387 VLIB_API_INIT_FUNCTION (interface_api_hookup);
1390 * fd.io coding-style-patch-verification: ON
1393 * eval: (c-set-style "gnu")