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_SET_RX_PLACEMENT, sw_interface_set_rx_placement) \
60 _(SW_INTERFACE_SET_TABLE, sw_interface_set_table) \
61 _(SW_INTERFACE_GET_TABLE, sw_interface_get_table) \
62 _(SW_INTERFACE_SET_UNNUMBERED, sw_interface_set_unnumbered) \
63 _(SW_INTERFACE_CLEAR_STATS, sw_interface_clear_stats) \
64 _(SW_INTERFACE_TAG_ADD_DEL, sw_interface_tag_add_del) \
65 _(SW_INTERFACE_SET_MAC_ADDRESS, sw_interface_set_mac_address) \
66 _(SW_INTERFACE_GET_MAC_ADDRESS, sw_interface_get_mac_address) \
67 _(CREATE_VLAN_SUBIF, create_vlan_subif) \
68 _(CREATE_SUBIF, create_subif) \
69 _(DELETE_SUBIF, delete_subif) \
70 _(CREATE_LOOPBACK, create_loopback) \
71 _(CREATE_LOOPBACK_INSTANCE, create_loopback_instance) \
72 _(DELETE_LOOPBACK, delete_loopback) \
73 _(INTERFACE_NAME_RENUMBER, interface_name_renumber) \
74 _(COLLECT_DETAILED_INTERFACE_STATS, collect_detailed_interface_stats) \
75 _(SW_INTERFACE_SET_IP_DIRECTED_BROADCAST, \
76 sw_interface_set_ip_directed_broadcast)
79 vl_api_sw_interface_set_flags_t_handler (vl_api_sw_interface_set_flags_t * mp)
81 vl_api_sw_interface_set_flags_reply_t *rmp;
82 vnet_main_t *vnm = vnet_get_main ();
87 VALIDATE_SW_IF_INDEX (mp);
89 flags = mp->admin_up_down ? VNET_SW_INTERFACE_FLAG_ADMIN_UP : 0;
91 error = vnet_sw_interface_set_flags (vnm, ntohl (mp->sw_if_index), flags);
95 clib_error_report (error);
98 BAD_SW_IF_INDEX_LABEL;
99 REPLY_MACRO (VL_API_SW_INTERFACE_SET_FLAGS_REPLY);
103 vl_api_hw_interface_set_mtu_t_handler (vl_api_hw_interface_set_mtu_t * mp)
105 vl_api_hw_interface_set_mtu_reply_t *rmp;
106 vnet_main_t *vnm = vnet_get_main ();
107 u32 sw_if_index = ntohl (mp->sw_if_index);
108 u16 mtu = ntohs (mp->mtu);
109 ethernet_main_t *em = ðernet_main;
112 VALIDATE_SW_IF_INDEX (mp);
114 vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index);
115 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
117 rv = VNET_API_ERROR_INVALID_VALUE;
118 goto bad_sw_if_index;
121 vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, si->hw_if_index);
122 ethernet_interface_t *eif = ethernet_get_interface (em, si->hw_if_index);
126 rv = VNET_API_ERROR_FEATURE_DISABLED;
127 goto bad_sw_if_index;
130 if (mtu < hi->min_supported_packet_bytes)
132 rv = VNET_API_ERROR_INVALID_VALUE;
133 goto bad_sw_if_index;
136 if (mtu > hi->max_supported_packet_bytes)
138 rv = VNET_API_ERROR_INVALID_VALUE;
139 goto bad_sw_if_index;
142 vnet_hw_interface_set_mtu (vnm, si->hw_if_index, mtu);
144 BAD_SW_IF_INDEX_LABEL;
145 REPLY_MACRO (VL_API_HW_INTERFACE_SET_MTU_REPLY);
149 vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp)
151 vl_api_sw_interface_set_mtu_reply_t *rmp;
152 vnet_main_t *vnm = vnet_get_main ();
153 u32 sw_if_index = ntohl (mp->sw_if_index);
156 u32 per_protocol_mtu[VNET_N_MTU];
158 VALIDATE_SW_IF_INDEX (mp);
160 for (i = 0; i < VNET_N_MTU; i++)
161 per_protocol_mtu[i] = ntohl (mp->mtu[i]);
163 vnet_sw_interface_set_protocol_mtu (vnm, sw_if_index, per_protocol_mtu);
165 BAD_SW_IF_INDEX_LABEL;
166 REPLY_MACRO (VL_API_SW_INTERFACE_SET_MTU_REPLY);
170 vl_api_sw_interface_set_ip_directed_broadcast_t_handler
171 (vl_api_sw_interface_set_ip_directed_broadcast_t * mp)
173 vl_api_sw_interface_set_ip_directed_broadcast_reply_t *rmp;
174 u32 sw_if_index = ntohl (mp->sw_if_index);
177 VALIDATE_SW_IF_INDEX (mp);
179 vnet_sw_interface_ip_directed_broadcast (vnet_get_main (),
180 sw_if_index, mp->enable);
182 BAD_SW_IF_INDEX_LABEL;
183 REPLY_MACRO (VL_API_SW_INTERFACE_SET_IP_DIRECTED_BROADCAST_REPLY);
187 send_sw_interface_details (vpe_api_main_t * am,
188 vl_api_registration_t * rp,
189 vnet_sw_interface_t * swif,
190 u8 * interface_name, u32 context)
192 vnet_hw_interface_t *hi =
193 vnet_get_sup_hw_interface (am->vnet_main, swif->sw_if_index);
195 vl_api_sw_interface_details_t *mp = vl_msg_api_alloc (sizeof (*mp));
196 memset (mp, 0, sizeof (*mp));
197 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_DETAILS);
198 mp->sw_if_index = ntohl (swif->sw_if_index);
199 mp->sup_sw_if_index = ntohl (swif->sup_sw_if_index);
200 mp->admin_up_down = (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? 1 : 0;
201 mp->link_up_down = (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ? 1 : 0;
202 mp->link_duplex = ((hi->flags & VNET_HW_INTERFACE_FLAG_DUPLEX_MASK) >>
203 VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT);
204 mp->link_speed = ((hi->flags & VNET_HW_INTERFACE_FLAG_SPEED_MASK) >>
205 VNET_HW_INTERFACE_FLAG_SPEED_SHIFT);
206 mp->link_mtu = ntohs (hi->max_packet_bytes);
207 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]);
212 mp->context = context;
214 strncpy ((char *) mp->interface_name,
215 (char *) interface_name, ARRAY_LEN (mp->interface_name) - 1);
217 /* 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)
221 ethernet_main_t *em = ethernet_get_main (am->vlib_main);
222 ethernet_interface_t *ei;
224 ei = pool_elt_at_index (em->interfaces, hi->hw_instance);
225 ASSERT (sizeof (mp->l2_address) >= sizeof (ei->address));
226 clib_memcpy (mp->l2_address, ei->address, sizeof (ei->address));
227 mp->l2_address_length = ntohl (sizeof (ei->address));
229 else if (swif->sup_sw_if_index != swif->sw_if_index)
231 vnet_sub_interface_t *sub = &swif->sub;
232 mp->sub_id = ntohl (sub->id);
233 mp->sub_dot1ad = sub->eth.flags.dot1ad;
234 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);
238 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;
243 /* vlan tag rewrite data */
244 u32 vtr_op = L2_VTR_DISABLED;
245 u32 vtr_push_dot1q = 0, vtr_tag1 = 0, vtr_tag2 = 0;
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)
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",
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);
264 /* pbb tag rewrite data */
265 ethernet_header_t eth_hdr;
266 u32 vtr_op = L2_VTR_DISABLED;
270 memset (ð_hdr, 0, sizeof (eth_hdr));
272 if (!l2pbb_get (am->vlib_main, am->vnet_main, swif->sw_if_index,
273 &vtr_op, &outer_tag, ð_hdr, &b_vlanid, &i_sid))
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));
280 mp->b_vlanid = b_vlanid;
284 u8 *tag = vnet_get_sw_interface_tag (vnet_get_main (), swif->sw_if_index);
286 strncpy ((char *) mp->tag, (char *) tag, ARRAY_LEN (mp->tag) - 1);
288 vl_api_send_msg (rp, (u8 *) mp);
292 vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp)
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;
297 vl_api_registration_t *rp;
299 rp = vl_api_client_index_to_registration (mp->client_index);
303 clib_warning ("Client %d AWOL", mp->client_index);
307 u8 *filter = 0, *name = 0;
308 if (mp->name_filter_valid)
310 mp->name_filter[ARRAY_LEN (mp->name_filter) - 1] = 0;
311 filter = format (0, "%s%c", mp->name_filter, 0);
314 char *strcasestr (char *, char *); /* lnx hdr file botch */
316 pool_foreach (swif, im->sw_interfaces,
318 if (!vnet_swif_is_api_visible (swif))
320 vec_reset_length(name);
321 name = format (name, "%U%c", format_vnet_sw_interface_name, am->vnet_main,
324 if (filter && !strcasestr((char *) name, (char *) filter))
327 send_sw_interface_details (am, rp, swif, name, mp->context);
336 vl_api_sw_interface_add_del_address_t_handler
337 (vl_api_sw_interface_add_del_address_t * mp)
339 vlib_main_t *vm = vlib_get_main ();
340 vnet_main_t *vnm = vnet_get_main ();
341 vl_api_sw_interface_add_del_address_reply_t *rmp;
344 clib_error_t *error = 0;
346 VALIDATE_SW_IF_INDEX (mp);
348 is_del = mp->is_add == 0;
352 ip_del_all_interface_addresses (vm, ntohl (mp->sw_if_index));
353 else if (mp->is_ipv6)
354 error = ip6_add_del_interface_address (vm, ntohl (mp->sw_if_index),
355 (void *) mp->address,
356 mp->address_length, is_del);
358 error = ip4_add_del_interface_address (vm, ntohl (mp->sw_if_index),
359 (void *) mp->address,
360 mp->address_length, is_del);
365 clib_error_report (error);
369 BAD_SW_IF_INDEX_LABEL;
372 REPLY_MACRO (VL_API_SW_INTERFACE_ADD_DEL_ADDRESS_REPLY);
375 void stats_dslock_with_hint (int hint, int tag) __attribute__ ((weak));
377 stats_dslock_with_hint (int hint, int tag)
381 void stats_dsunlock (void) __attribute__ ((weak));
383 stats_dsunlock (void)
388 vl_api_sw_interface_set_table_t_handler (vl_api_sw_interface_set_table_t * mp)
390 vl_api_sw_interface_set_table_reply_t *rmp;
391 u32 sw_if_index = ntohl (mp->sw_if_index);
392 u32 table_id = ntohl (mp->vrf_id);
395 VALIDATE_SW_IF_INDEX (mp);
397 stats_dslock_with_hint (1 /* release hint */ , 4 /* tag */ );
400 rv = ip_table_bind (FIB_PROTOCOL_IP6, sw_if_index, table_id, 1);
402 rv = ip_table_bind (FIB_PROTOCOL_IP4, sw_if_index, table_id, 1);
406 BAD_SW_IF_INDEX_LABEL;
408 REPLY_MACRO (VL_API_SW_INTERFACE_SET_TABLE_REPLY);
412 ip_table_bind (fib_protocol_t fproto,
413 u32 sw_if_index, u32 table_id, u8 is_api)
415 CLIB_UNUSED (ip_interface_address_t * ia);
416 u32 fib_index, mfib_index;
422 src = FIB_SOURCE_API;
423 msrc = MFIB_SOURCE_API;
427 src = FIB_SOURCE_CLI;
428 msrc = MFIB_SOURCE_CLI;
432 * This if table does not exist = error is what we want in the end.
434 fib_index = fib_table_find (fproto, table_id);
435 mfib_index = mfib_table_find (fproto, table_id);
437 if (~0 == fib_index || ~0 == mfib_index)
439 return (VNET_API_ERROR_NO_SUCH_FIB);
442 if (FIB_PROTOCOL_IP6 == fproto)
445 * If the interface already has in IP address, then a change int
446 * VRF is not allowed. The IP address applied must first be removed.
447 * We do not do that automatically here, since VPP has no knowledge
448 * of whether thoses subnets are valid in the destination VRF.
451 foreach_ip_interface_address (&ip6_main.lookup_main,
453 1 /* honor unnumbered */ ,
455 return (VNET_API_ERROR_ADDRESS_FOUND_FOR_INTERFACE);
459 vec_validate (ip6_main.fib_index_by_sw_if_index, sw_if_index);
460 vec_validate (ip6_main.mfib_index_by_sw_if_index, sw_if_index);
463 * tell those that are interested that the binding is changing.
465 ip6_table_bind_callback_t *cb;
466 vec_foreach (cb, ip6_main.table_bind_callbacks)
467 cb->function (&ip6_main, cb->function_opaque,
470 ip6_main.fib_index_by_sw_if_index[sw_if_index]);
474 /* reset back to default */
475 if (0 != ip6_main.fib_index_by_sw_if_index[sw_if_index])
476 fib_table_unlock (ip6_main.fib_index_by_sw_if_index[sw_if_index],
477 FIB_PROTOCOL_IP6, src);
478 if (0 != ip6_main.mfib_index_by_sw_if_index[sw_if_index])
479 mfib_table_unlock (ip6_main.mfib_index_by_sw_if_index
480 [sw_if_index], FIB_PROTOCOL_IP6, msrc);
485 /* we need to lock the table now it's inuse */
486 fib_table_lock (fib_index, FIB_PROTOCOL_IP6, src);
487 mfib_table_lock (mfib_index, FIB_PROTOCOL_IP6, msrc);
490 ip6_main.fib_index_by_sw_if_index[sw_if_index] = fib_index;
491 ip6_main.mfib_index_by_sw_if_index[sw_if_index] = mfib_index;
496 * If the interface already has in IP address, then a change int
497 * VRF is not allowed. The IP address applied must first be removed.
498 * We do not do that automatically here, since VPP has no knowledge
499 * of whether thoses subnets are valid in the destination VRF.
502 foreach_ip_interface_address (&ip4_main.lookup_main,
504 1 /* honor unnumbered */ ,
506 return (VNET_API_ERROR_ADDRESS_FOUND_FOR_INTERFACE);
510 vec_validate (ip4_main.fib_index_by_sw_if_index, sw_if_index);
511 vec_validate (ip4_main.mfib_index_by_sw_if_index, sw_if_index);
514 * tell those that are interested that the binding is changing.
516 ip4_table_bind_callback_t *cb;
517 vec_foreach (cb, ip4_main.table_bind_callbacks)
518 cb->function (&ip4_main, cb->function_opaque,
521 ip4_main.fib_index_by_sw_if_index[sw_if_index]);
525 /* reset back to default */
526 if (0 != ip4_main.fib_index_by_sw_if_index[sw_if_index])
527 fib_table_unlock (ip4_main.fib_index_by_sw_if_index[sw_if_index],
528 FIB_PROTOCOL_IP4, src);
529 if (0 != ip4_main.mfib_index_by_sw_if_index[sw_if_index])
530 mfib_table_unlock (ip4_main.mfib_index_by_sw_if_index
531 [sw_if_index], FIB_PROTOCOL_IP4, msrc);
536 /* we need to lock the table now it's inuse */
537 fib_index = fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP4,
540 mfib_index = mfib_table_find_or_create_and_lock (FIB_PROTOCOL_IP4,
544 ip4_main.fib_index_by_sw_if_index[sw_if_index] = fib_index;
545 ip4_main.mfib_index_by_sw_if_index[sw_if_index] = mfib_index;
552 send_sw_interface_get_table_reply (vl_api_registration_t * reg,
553 u32 context, int retval, u32 vrf_id)
555 vl_api_sw_interface_get_table_reply_t *mp;
557 mp = vl_msg_api_alloc (sizeof (*mp));
558 memset (mp, 0, sizeof (*mp));
559 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_GET_TABLE_REPLY);
560 mp->context = context;
561 mp->retval = htonl (retval);
562 mp->vrf_id = htonl (vrf_id);
564 vl_api_send_msg (reg, (u8 *) mp);
568 vl_api_sw_interface_get_table_t_handler (vl_api_sw_interface_get_table_t * mp)
570 vl_api_registration_t *reg;
571 fib_table_t *fib_table = 0;
572 u32 sw_if_index = ~0;
575 fib_protocol_t fib_proto = FIB_PROTOCOL_IP4;
578 reg = vl_api_client_index_to_registration (mp->client_index);
582 VALIDATE_SW_IF_INDEX (mp);
584 sw_if_index = ntohl (mp->sw_if_index);
587 fib_proto = FIB_PROTOCOL_IP6;
589 fib_index = fib_table_get_index_for_sw_if_index (fib_proto, sw_if_index);
592 fib_table = fib_table_get (fib_index, fib_proto);
593 table_id = fib_table->ft_table_id;
596 BAD_SW_IF_INDEX_LABEL;
598 send_sw_interface_get_table_reply (reg, mp->context, rv, table_id);
601 static void vl_api_sw_interface_set_unnumbered_t_handler
602 (vl_api_sw_interface_set_unnumbered_t * mp)
604 vl_api_sw_interface_set_unnumbered_reply_t *rmp;
606 vnet_main_t *vnm = vnet_get_main ();
607 u32 sw_if_index = ntohl (mp->sw_if_index);
608 u32 unnumbered_sw_if_index = ntohl (mp->unnumbered_sw_if_index);
611 * The API message field names are backwards from
612 * the underlying data structure names.
613 * It's not worth changing them now.
615 if (!vnet_sw_interface_is_api_valid (vnm, unnumbered_sw_if_index))
617 rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
621 /* Only check the "use loop0" field when setting the binding */
622 if (mp->is_add && !vnet_sw_interface_is_api_valid (vnm, sw_if_index))
624 rv = VNET_API_ERROR_INVALID_SW_IF_INDEX_2;
628 vnet_sw_interface_update_unnumbered (unnumbered_sw_if_index,
629 sw_if_index, mp->is_add);
631 REPLY_MACRO (VL_API_SW_INTERFACE_SET_UNNUMBERED_REPLY);
635 vl_api_sw_interface_clear_stats_t_handler (vl_api_sw_interface_clear_stats_t *
638 vl_api_sw_interface_clear_stats_reply_t *rmp;
640 vnet_main_t *vnm = vnet_get_main ();
641 vnet_interface_main_t *im = &vnm->interface_main;
642 vlib_simple_counter_main_t *sm;
643 vlib_combined_counter_main_t *cm;
644 static vnet_main_t **my_vnet_mains;
645 int i, j, n_counters;
648 if (mp->sw_if_index != ~0)
649 VALIDATE_SW_IF_INDEX (mp);
651 vec_reset_length (my_vnet_mains);
653 for (i = 0; i < vec_len (vnet_mains); i++)
656 vec_add1 (my_vnet_mains, vnet_mains[i]);
659 if (vec_len (vnet_mains) == 0)
660 vec_add1 (my_vnet_mains, vnm);
662 n_counters = vec_len (im->combined_sw_if_counters);
664 for (j = 0; j < n_counters; j++)
666 for (i = 0; i < vec_len (my_vnet_mains); i++)
668 im = &my_vnet_mains[i]->interface_main;
669 cm = im->combined_sw_if_counters + j;
670 if (mp->sw_if_index == (u32) ~ 0)
671 vlib_clear_combined_counters (cm);
673 vlib_zero_combined_counter (cm, ntohl (mp->sw_if_index));
677 n_counters = vec_len (im->sw_if_counters);
679 for (j = 0; j < n_counters; j++)
681 for (i = 0; i < vec_len (my_vnet_mains); i++)
683 im = &my_vnet_mains[i]->interface_main;
684 sm = im->sw_if_counters + j;
685 if (mp->sw_if_index == (u32) ~ 0)
686 vlib_clear_simple_counters (sm);
688 vlib_zero_simple_counter (sm, ntohl (mp->sw_if_index));
692 BAD_SW_IF_INDEX_LABEL;
694 REPLY_MACRO (VL_API_SW_INTERFACE_CLEAR_STATS_REPLY);
697 #define API_LINK_STATE_EVENT 1
698 #define API_ADMIN_UP_DOWN_EVENT 2
701 event_data_cmp (void *a1, void *a2)
706 return (word) e1[0] - (word) e2[0];
710 send_sw_interface_event (vpe_api_main_t * am,
711 vpe_client_registration_t * reg,
712 vl_api_registration_t * vl_reg,
713 vnet_sw_interface_t * swif)
715 vl_api_sw_interface_event_t *mp;
716 vnet_main_t *vnm = am->vnet_main;
718 vnet_hw_interface_t *hi = vnet_get_sup_hw_interface (vnm,
720 mp = vl_msg_api_alloc (sizeof (*mp));
721 memset (mp, 0, sizeof (*mp));
722 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_EVENT);
723 mp->sw_if_index = ntohl (swif->sw_if_index);
724 mp->client_index = reg->client_index;
725 mp->pid = reg->client_pid;
727 mp->admin_up_down = (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? 1 : 0;
728 mp->link_up_down = (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ? 1 : 0;
729 vl_api_send_msg (vl_reg, (u8 *) mp);
733 link_state_process (vlib_main_t * vm,
734 vlib_node_runtime_t * rt, vlib_frame_t * f)
736 vpe_api_main_t *vam = &vpe_api_main;
737 vnet_main_t *vnm = vam->vnet_main;
738 vnet_sw_interface_t *swif;
739 uword *event_data = 0;
740 vpe_client_registration_t *reg;
742 u32 prev_sw_if_index;
743 vl_api_registration_t *vl_reg;
745 vam->link_state_process_up = 1;
749 vlib_process_wait_for_event (vm);
751 /* Unified list of changed link or admin state sw_if_indices */
752 vlib_process_get_events_with_type
753 (vm, &event_data, API_LINK_STATE_EVENT);
754 vlib_process_get_events_with_type
755 (vm, &event_data, API_ADMIN_UP_DOWN_EVENT);
757 /* Sort, so we can eliminate duplicates */
758 vec_sort_with_function (event_data, event_data_cmp);
760 prev_sw_if_index = ~0;
762 for (i = 0; i < vec_len (event_data); i++)
764 /* Only one message per swif */
765 if (prev_sw_if_index == event_data[i])
767 prev_sw_if_index = event_data[i];
770 pool_foreach(reg, vam->interface_events_registrations,
772 vl_reg = vl_api_client_index_to_registration (reg->client_index);
775 /* sw_interface may be deleted already */
776 if (!pool_is_free_index (vnm->interface_main.sw_interfaces,
779 swif = vnet_get_sw_interface (vnm, event_data[i]);
780 send_sw_interface_event (vam, reg, vl_reg, swif);
786 vec_reset_length (event_data);
792 static clib_error_t *link_up_down_function (vnet_main_t * vm, u32 hw_if_index,
794 static clib_error_t *admin_up_down_function (vnet_main_t * vm,
795 u32 hw_if_index, u32 flags);
798 VLIB_REGISTER_NODE (link_state_process_node,static) = {
799 .function = link_state_process,
800 .type = VLIB_NODE_TYPE_PROCESS,
801 .name = "vpe-link-state-process",
805 VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION (admin_up_down_function);
806 VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION (link_up_down_function);
808 static clib_error_t *
809 link_up_down_function (vnet_main_t * vm, u32 hw_if_index, u32 flags)
811 vpe_api_main_t *vam = &vpe_api_main;
812 vnet_hw_interface_t *hi = vnet_get_hw_interface (vm, hw_if_index);
814 if (vam->link_state_process_up)
815 vlib_process_signal_event (vam->vlib_main,
816 link_state_process_node.index,
817 API_LINK_STATE_EVENT, hi->sw_if_index);
821 static clib_error_t *
822 admin_up_down_function (vnet_main_t * vm, u32 sw_if_index, u32 flags)
824 vpe_api_main_t *vam = &vpe_api_main;
827 * Note: it's perfectly fair to set a subif admin up / admin down.
828 * Note the subtle distinction between this routine and the previous
831 if (vam->link_state_process_up)
832 vlib_process_signal_event (vam->vlib_main,
833 link_state_process_node.index,
834 API_ADMIN_UP_DOWN_EVENT, sw_if_index);
838 static void vl_api_sw_interface_tag_add_del_t_handler
839 (vl_api_sw_interface_tag_add_del_t * mp)
841 vnet_main_t *vnm = vnet_get_main ();
842 vl_api_sw_interface_tag_add_del_reply_t *rmp;
845 u32 sw_if_index = ntohl (mp->sw_if_index);
847 VALIDATE_SW_IF_INDEX (mp);
853 rv = VNET_API_ERROR_INVALID_VALUE;
857 mp->tag[ARRAY_LEN (mp->tag) - 1] = 0;
858 tag = format (0, "%s%c", mp->tag, 0);
859 vnet_set_sw_interface_tag (vnm, tag, sw_if_index);
862 vnet_clear_sw_interface_tag (vnm, sw_if_index);
864 BAD_SW_IF_INDEX_LABEL;
866 REPLY_MACRO (VL_API_SW_INTERFACE_TAG_ADD_DEL_REPLY);
869 static void vl_api_sw_interface_set_mac_address_t_handler
870 (vl_api_sw_interface_set_mac_address_t * mp)
872 vl_api_sw_interface_set_mac_address_reply_t *rmp;
873 vnet_main_t *vnm = vnet_get_main ();
874 u32 sw_if_index = ntohl (mp->sw_if_index);
875 vnet_sw_interface_t *si;
879 VALIDATE_SW_IF_INDEX (mp);
881 si = vnet_get_sw_interface (vnm, sw_if_index);
882 error = vnet_hw_interface_change_mac_address (vnm, si->hw_if_index,
886 rv = VNET_API_ERROR_UNIMPLEMENTED;
887 clib_error_report (error);
891 BAD_SW_IF_INDEX_LABEL;
893 REPLY_MACRO (VL_API_SW_INTERFACE_SET_MAC_ADDRESS_REPLY);
896 static void vl_api_sw_interface_get_mac_address_t_handler
897 (vl_api_sw_interface_get_mac_address_t * mp)
899 vl_api_sw_interface_get_mac_address_reply_t *rmp;
900 vl_api_registration_t *reg;
901 vnet_main_t *vnm = vnet_get_main ();
902 u32 sw_if_index = ntohl (mp->sw_if_index);
903 vnet_sw_interface_t *si;
904 ethernet_interface_t *eth_if = 0;
907 VALIDATE_SW_IF_INDEX (mp);
909 si = vnet_get_sup_sw_interface (vnm, sw_if_index);
910 if (si->type == VNET_SW_INTERFACE_TYPE_HARDWARE)
911 eth_if = ethernet_get_interface (ðernet_main, si->hw_if_index);
913 BAD_SW_IF_INDEX_LABEL;
915 reg = vl_api_client_index_to_registration (mp->client_index);
918 rmp = vl_msg_api_alloc (sizeof (*rmp));
919 rmp->_vl_msg_id = htons (VL_API_SW_INTERFACE_GET_MAC_ADDRESS_REPLY);
920 rmp->context = mp->context;
921 rmp->retval = htonl (rv);
923 memcpy (rmp->mac_address, eth_if->address, 6);
924 vl_api_send_msg (reg, (u8 *) rmp);
927 static void vl_api_sw_interface_set_rx_mode_t_handler
928 (vl_api_sw_interface_set_rx_mode_t * mp)
930 vl_api_sw_interface_set_rx_mode_reply_t *rmp;
931 vnet_main_t *vnm = vnet_get_main ();
932 u32 sw_if_index = ntohl (mp->sw_if_index);
933 vnet_sw_interface_t *si;
937 VALIDATE_SW_IF_INDEX (mp);
939 si = vnet_get_sw_interface (vnm, sw_if_index);
940 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
942 rv = VNET_API_ERROR_INVALID_VALUE;
943 goto bad_sw_if_index;
946 error = set_hw_interface_change_rx_mode (vnm, si->hw_if_index,
948 ntohl (mp->queue_id), mp->mode);
951 rv = VNET_API_ERROR_UNIMPLEMENTED;
952 clib_error_report (error);
956 BAD_SW_IF_INDEX_LABEL;
958 REPLY_MACRO (VL_API_SW_INTERFACE_SET_RX_MODE_REPLY);
961 static void vl_api_sw_interface_set_rx_placement_t_handler
962 (vl_api_sw_interface_set_rx_placement_t * mp)
964 vl_api_sw_interface_set_rx_placement_reply_t *rmp;
965 vnet_main_t *vnm = vnet_get_main ();
966 u32 sw_if_index = ntohl (mp->sw_if_index);
967 vnet_sw_interface_t *si;
968 clib_error_t *error = 0;
971 VALIDATE_SW_IF_INDEX (mp);
973 si = vnet_get_sw_interface (vnm, sw_if_index);
974 if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
976 rv = VNET_API_ERROR_INVALID_VALUE;
977 goto bad_sw_if_index;
980 error = set_hw_interface_rx_placement (si->hw_if_index,
981 ntohl (mp->queue_id),
982 ntohl (mp->worker_id), mp->is_main);
985 rv = VNET_API_ERROR_UNIMPLEMENTED;
986 clib_error_report (error);
990 BAD_SW_IF_INDEX_LABEL;
992 REPLY_MACRO (VL_API_SW_INTERFACE_SET_RX_PLACEMENT_REPLY);
996 vl_api_create_vlan_subif_t_handler (vl_api_create_vlan_subif_t * mp)
998 vl_api_create_vlan_subif_reply_t *rmp;
999 vnet_main_t *vnm = vnet_get_main ();
1000 u32 sw_if_index = (u32) ~ 0;
1001 vnet_hw_interface_t *hi;
1004 vnet_sw_interface_t template;
1006 vnet_interface_main_t *im = &vnm->interface_main;
1007 u64 sup_and_sub_key;
1008 vl_api_registration_t *reg;
1009 clib_error_t *error;
1011 VALIDATE_SW_IF_INDEX (mp);
1013 hi = vnet_get_sup_hw_interface (vnm, ntohl (mp->sw_if_index));
1015 if (hi->bond_info == VNET_HW_INTERFACE_BOND_INFO_SLAVE)
1017 rv = VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED;
1021 id = ntohl (mp->vlan_id);
1022 if (id == 0 || id > 4095)
1024 rv = VNET_API_ERROR_INVALID_VLAN;
1028 sup_and_sub_key = ((u64) (hi->sw_if_index) << 32) | (u64) id;
1030 p = hash_get_mem (im->sw_if_index_by_sup_and_sub, &sup_and_sub_key);
1033 rv = VNET_API_ERROR_VLAN_ALREADY_EXISTS;
1037 memset (&template, 0, sizeof (template));
1038 template.type = VNET_SW_INTERFACE_TYPE_SUB;
1039 template.sup_sw_if_index = hi->sw_if_index;
1040 template.sub.id = id;
1041 template.sub.eth.raw_flags = 0;
1042 template.sub.eth.flags.one_tag = 1;
1043 template.sub.eth.outer_vlan_id = id;
1044 template.sub.eth.flags.exact_match = 1;
1046 error = vnet_create_sw_interface (vnm, &template, &sw_if_index);
1049 clib_error_report (error);
1050 rv = VNET_API_ERROR_INVALID_REGISTRATION;
1054 u64 *kp = clib_mem_alloc (sizeof (*kp));
1055 *kp = sup_and_sub_key;
1057 hash_set (hi->sub_interface_sw_if_index_by_id, id, sw_if_index);
1058 hash_set_mem (im->sw_if_index_by_sup_and_sub, kp, sw_if_index);
1060 BAD_SW_IF_INDEX_LABEL;
1063 reg = vl_api_client_index_to_registration (mp->client_index);
1067 rmp = vl_msg_api_alloc (sizeof (*rmp));
1068 rmp->_vl_msg_id = htons (VL_API_CREATE_VLAN_SUBIF_REPLY);
1069 rmp->context = mp->context;
1070 rmp->retval = htonl (rv);
1071 rmp->sw_if_index = htonl (sw_if_index);
1072 vl_api_send_msg (reg, (u8 *) rmp);
1076 vl_api_create_subif_t_handler (vl_api_create_subif_t * mp)
1078 vl_api_create_subif_reply_t *rmp;
1079 vnet_main_t *vnm = vnet_get_main ();
1080 u32 sw_if_index = ~0;
1083 vnet_sw_interface_t *si;
1084 vnet_hw_interface_t *hi;
1085 vnet_sw_interface_t template;
1087 vnet_interface_main_t *im = &vnm->interface_main;
1088 u64 sup_and_sub_key;
1089 clib_error_t *error;
1091 VALIDATE_SW_IF_INDEX (mp);
1093 si = vnet_get_sup_sw_interface (vnm, ntohl (mp->sw_if_index));
1094 hi = vnet_get_sup_hw_interface (vnm, ntohl (mp->sw_if_index));
1096 if (hi->bond_info == VNET_HW_INTERFACE_BOND_INFO_SLAVE)
1098 rv = VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED;
1102 sw_if_index = si->sw_if_index;
1103 sub_id = ntohl (mp->sub_id);
1105 sup_and_sub_key = ((u64) (sw_if_index) << 32) | (u64) sub_id;
1107 p = hash_get_mem (im->sw_if_index_by_sup_and_sub, &sup_and_sub_key);
1111 clib_warning ("sup sw_if_index %d, sub id %d already exists\n",
1112 sw_if_index, sub_id);
1113 rv = VNET_API_ERROR_SUBIF_ALREADY_EXISTS;
1117 memset (&template, 0, sizeof (template));
1118 template.type = VNET_SW_INTERFACE_TYPE_SUB;
1119 template.sup_sw_if_index = sw_if_index;
1120 template.sub.id = sub_id;
1121 template.sub.eth.flags.no_tags = mp->no_tags;
1122 template.sub.eth.flags.one_tag = mp->one_tag;
1123 template.sub.eth.flags.two_tags = mp->two_tags;
1124 template.sub.eth.flags.dot1ad = mp->dot1ad;
1125 template.sub.eth.flags.exact_match = mp->exact_match;
1126 template.sub.eth.flags.default_sub = mp->default_sub;
1127 template.sub.eth.flags.outer_vlan_id_any = mp->outer_vlan_id_any;
1128 template.sub.eth.flags.inner_vlan_id_any = mp->inner_vlan_id_any;
1129 template.sub.eth.outer_vlan_id = ntohs (mp->outer_vlan_id);
1130 template.sub.eth.inner_vlan_id = ntohs (mp->inner_vlan_id);
1132 error = vnet_create_sw_interface (vnm, &template, &sw_if_index);
1135 clib_error_report (error);
1136 rv = VNET_API_ERROR_SUBIF_CREATE_FAILED;
1140 u64 *kp = clib_mem_alloc (sizeof (*kp));
1141 *kp = sup_and_sub_key;
1143 hash_set (hi->sub_interface_sw_if_index_by_id, sub_id, sw_if_index);
1144 hash_set_mem (im->sw_if_index_by_sup_and_sub, kp, sw_if_index);
1146 BAD_SW_IF_INDEX_LABEL;
1151 REPLY_MACRO2(VL_API_CREATE_SUBIF_REPLY,
1153 rmp->sw_if_index = ntohl(sw_if_index);
1159 vl_api_delete_subif_t_handler (vl_api_delete_subif_t * mp)
1161 vl_api_delete_subif_reply_t *rmp;
1164 rv = vnet_delete_sub_interface (ntohl (mp->sw_if_index));
1166 REPLY_MACRO (VL_API_DELETE_SUBIF_REPLY);
1170 vl_api_interface_name_renumber_t_handler (vl_api_interface_name_renumber_t *
1173 vl_api_interface_name_renumber_reply_t *rmp;
1176 VALIDATE_SW_IF_INDEX (mp);
1178 rv = vnet_interface_name_renumber
1179 (ntohl (mp->sw_if_index), ntohl (mp->new_show_dev_instance));
1181 BAD_SW_IF_INDEX_LABEL;
1183 REPLY_MACRO (VL_API_INTERFACE_NAME_RENUMBER_REPLY);
1187 vl_api_create_loopback_t_handler (vl_api_create_loopback_t * mp)
1189 vl_api_create_loopback_reply_t *rmp;
1193 rv = vnet_create_loopback_interface (&sw_if_index, mp->mac_address, 0, 0);
1196 REPLY_MACRO2(VL_API_CREATE_LOOPBACK_REPLY,
1198 rmp->sw_if_index = ntohl (sw_if_index);
1203 static void vl_api_create_loopback_instance_t_handler
1204 (vl_api_create_loopback_instance_t * mp)
1206 vl_api_create_loopback_instance_reply_t *rmp;
1208 u8 is_specified = mp->is_specified;
1209 u32 user_instance = ntohl (mp->user_instance);
1212 rv = vnet_create_loopback_interface (&sw_if_index, mp->mac_address,
1213 is_specified, user_instance);
1216 REPLY_MACRO2(VL_API_CREATE_LOOPBACK_INSTANCE_REPLY,
1218 rmp->sw_if_index = ntohl (sw_if_index);
1224 vl_api_delete_loopback_t_handler (vl_api_delete_loopback_t * mp)
1226 vl_api_delete_loopback_reply_t *rmp;
1230 sw_if_index = ntohl (mp->sw_if_index);
1231 rv = vnet_delete_loopback_interface (sw_if_index);
1233 REPLY_MACRO (VL_API_DELETE_LOOPBACK_REPLY);
1237 vl_api_collect_detailed_interface_stats_t_handler
1238 (vl_api_collect_detailed_interface_stats_t * mp)
1240 vl_api_collect_detailed_interface_stats_reply_t *rmp;
1244 vnet_sw_interface_stats_collect_enable_disable (ntohl (mp->sw_if_index),
1245 mp->enable_disable);
1247 REPLY_MACRO (VL_API_COLLECT_DETAILED_INTERFACE_STATS_REPLY);
1252 * Add vpe's API message handlers to the table.
1253 * vlib has alread mapped shared memory and
1254 * added the client registration handlers.
1255 * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
1257 #define vl_msg_name_crc_list
1258 #include <vnet/interface.api.h>
1259 #undef vl_msg_name_crc_list
1262 setup_message_id_table (api_main_t * am)
1264 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
1265 foreach_vl_msg_name_crc_interface;
1269 pub_sub_handler (interface_events, INTERFACE_EVENTS);
1271 static clib_error_t *
1272 interface_api_hookup (vlib_main_t * vm)
1274 api_main_t *am = &api_main;
1277 vl_msg_api_set_handlers(VL_API_##N, #n, \
1278 vl_api_##n##_t_handler, \
1280 vl_api_##n##_t_endian, \
1281 vl_api_##n##_t_print, \
1282 sizeof(vl_api_##n##_t), 1);
1283 foreach_vpe_api_msg;
1287 * Set up the (msg_name, crc, message-id) table
1289 setup_message_id_table (am);
1294 VLIB_API_INIT_FUNCTION (interface_api_hookup);
1297 * fd.io coding-style-patch-verification: ON
1300 * eval: (c-set-style "gnu")