2 *------------------------------------------------------------------
3 * ip_api.c - vnet ip 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/ip/ip6_neighbor.h>
28 #include <vnet/fib/fib_table.h>
29 #include <vnet/fib/fib_api.h>
30 #include <vnet/dpo/drop_dpo.h>
31 #include <vnet/dpo/receive_dpo.h>
32 #include <vnet/dpo/lookup_dpo.h>
33 #include <vnet/dpo/classify_dpo.h>
34 #include <vnet/dpo/ip_null_dpo.h>
35 #include <vnet/ethernet/arp_packet.h>
36 #include <vnet/mfib/ip6_mfib.h>
37 #include <vnet/mfib/ip4_mfib.h>
38 #include <vnet/mfib/mfib_signal.h>
39 #include <vnet/mfib/mfib_entry.h>
41 #include <vnet/vnet_msg_enum.h>
43 #define vl_typedefs /* define message structures */
44 #include <vnet/vnet_all_api_h.h>
47 #define vl_endianfun /* define message structures */
48 #include <vnet/vnet_all_api_h.h>
51 /* instantiate all the print functions we know about */
52 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
54 #include <vnet/vnet_all_api_h.h>
57 #include <vlibapi/api_helper_macros.h>
60 #define foreach_ip_api_msg \
61 _(IP_FIB_DUMP, ip_fib_dump) \
62 _(IP6_FIB_DUMP, ip6_fib_dump) \
63 _(IP_MFIB_DUMP, ip_mfib_dump) \
64 _(IP6_MFIB_DUMP, ip6_mfib_dump) \
65 _(IP_NEIGHBOR_DUMP, ip_neighbor_dump) \
66 _(IP_MROUTE_ADD_DEL, ip_mroute_add_del) \
67 _(MFIB_SIGNAL_DUMP, mfib_signal_dump) \
68 _(IP_ADDRESS_DUMP, ip_address_dump) \
70 _(IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del) \
71 _(IP_ADD_DEL_ROUTE, ip_add_del_route) \
72 _(SET_IP_FLOW_HASH,set_ip_flow_hash) \
73 _(SW_INTERFACE_IP6ND_RA_CONFIG, sw_interface_ip6nd_ra_config) \
74 _(SW_INTERFACE_IP6ND_RA_PREFIX, sw_interface_ip6nd_ra_prefix) \
75 _(IP6ND_PROXY_ADD_DEL, ip6nd_proxy_add_del) \
76 _(IP6ND_PROXY_DUMP, ip6nd_proxy_dump) \
77 _(IP6ND_PROXY_DETAILS, ip6nd_proxy_details) \
78 _(SW_INTERFACE_IP6_ENABLE_DISABLE, sw_interface_ip6_enable_disable ) \
79 _(SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS, \
80 sw_interface_ip6_set_link_local_address)
82 extern void stats_dslock_with_hint (int hint, int tag);
83 extern void stats_dsunlock (void);
86 send_ip_neighbor_details (u8 is_ipv6,
90 unix_shared_memory_queue_t * q, u32 context)
92 vl_api_ip_neighbor_details_t *mp;
94 mp = vl_msg_api_alloc (sizeof (*mp));
95 memset (mp, 0, sizeof (*mp));
96 mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_DETAILS);
97 mp->context = context;
98 mp->is_ipv6 = is_ipv6;
99 mp->is_static = is_static;
100 memcpy (mp->mac_address, mac_address, 6);
101 memcpy (mp->ip_address, ip_address, (is_ipv6) ? 16 : 4);
103 vl_msg_api_send_shmem (q, (u8 *) & mp);
107 vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp)
109 unix_shared_memory_queue_t *q;
111 q = vl_api_client_index_to_input_queue (mp->client_index);
115 u32 sw_if_index = ntohl (mp->sw_if_index);
119 ip6_neighbor_t *n, *ns;
121 ns = ip6_neighbors_entries (sw_if_index);
125 send_ip_neighbor_details
126 (mp->is_ipv6, ((n->flags & IP6_NEIGHBOR_FLAG_STATIC) ? 1 : 0),
127 (u8 *) n->link_layer_address,
128 (u8 *) & (n->key.ip6_address.as_u8),
136 ethernet_arp_ip4_entry_t *n, *ns;
138 ns = ip4_neighbor_entries (sw_if_index);
142 send_ip_neighbor_details (mp->is_ipv6,
143 ((n->flags & ETHERNET_ARP_IP4_ENTRY_FLAG_STATIC) ? 1 : 0),
144 (u8*) n->ethernet_address,
145 (u8*) & (n->ip4_address.as_u8),
155 copy_fib_next_hop (fib_route_path_encode_t * api_rpath, void *fp_arg)
158 vl_api_fib_path_t *fp = (vl_api_fib_path_t *) fp_arg;
160 if (api_rpath->rpath.frp_proto == FIB_PROTOCOL_IP4)
161 fp->afi = IP46_TYPE_IP4;
162 else if (api_rpath->rpath.frp_proto == FIB_PROTOCOL_IP6)
163 fp->afi = IP46_TYPE_IP6;
166 is_ip4 = ip46_address_is_ip4 (&api_rpath->rpath.frp_addr);
168 fp->afi = IP46_TYPE_IP4;
170 fp->afi = IP46_TYPE_IP6;
172 if (fp->afi == IP46_TYPE_IP4)
173 memcpy (fp->next_hop, &api_rpath->rpath.frp_addr.ip4,
174 sizeof (api_rpath->rpath.frp_addr.ip4));
176 memcpy (fp->next_hop, &api_rpath->rpath.frp_addr.ip6,
177 sizeof (api_rpath->rpath.frp_addr.ip6));
181 send_ip_fib_details (vpe_api_main_t * am,
182 unix_shared_memory_queue_t * q,
183 u32 table_id, fib_prefix_t * pfx,
184 fib_route_path_encode_t * api_rpaths, u32 context)
186 vl_api_ip_fib_details_t *mp;
187 fib_route_path_encode_t *api_rpath;
188 vl_api_fib_path_t *fp;
191 path_count = vec_len (api_rpaths);
192 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
195 memset (mp, 0, sizeof (*mp));
196 mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS);
197 mp->context = context;
199 mp->table_id = htonl (table_id);
200 mp->address_length = pfx->fp_len;
201 memcpy (mp->address, &pfx->fp_addr.ip4, sizeof (pfx->fp_addr.ip4));
203 mp->count = htonl (path_count);
205 vec_foreach (api_rpath, api_rpaths)
207 memset (fp, 0, sizeof (*fp));
208 switch (api_rpath->dpo.dpoi_type)
217 switch (api_rpath->dpo.dpoi_index)
219 case IP_NULL_ACTION_NONE:
222 case IP_NULL_ACTION_SEND_ICMP_UNREACH:
223 fp->is_unreach = true;
225 case IP_NULL_ACTION_SEND_ICMP_PROHIBIT:
226 fp->is_prohibit = true;
235 fp->weight = htonl (api_rpath->rpath.frp_weight);
236 fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index);
237 copy_fib_next_hop (api_rpath, fp);
241 vl_msg_api_send_shmem (q, (u8 *) & mp);
245 vl_api_ip_fib_dump_t_handler (vl_api_ip_fib_dump_t * mp)
247 vpe_api_main_t *am = &vpe_api_main;
248 unix_shared_memory_queue_t *q;
249 ip4_main_t *im = &ip4_main;
250 fib_table_t *fib_table;
251 fib_node_index_t lfei, *lfeip, *lfeis = NULL;
255 fib_route_path_encode_t *api_rpaths;
258 q = vl_api_client_index_to_input_queue (mp->client_index);
263 pool_foreach (fib_table, im->fibs,
265 for (i = 0; i < ARRAY_LEN (fib_table->v4.fib_entry_by_dst_address); i++)
267 hash_foreach(key, lfei, fib_table->v4.fib_entry_by_dst_address[i],
269 vec_add1(lfeis, lfei);
275 vec_sort_with_function (lfeis, fib_entry_cmp_for_sort);
277 vec_foreach (lfeip, lfeis)
279 fib_entry_get_prefix (*lfeip, &pfx);
280 fib_index = fib_entry_get_fib_index (*lfeip);
281 fib_table = fib_table_get (fib_index, pfx.fp_proto);
283 fib_entry_encode (*lfeip, &api_rpaths);
284 send_ip_fib_details (am, q,
285 fib_table->ft_table_id, &pfx, api_rpaths,
287 vec_free (api_rpaths);
294 send_ip6_fib_details (vpe_api_main_t * am,
295 unix_shared_memory_queue_t * q,
296 u32 table_id, fib_prefix_t * pfx,
297 fib_route_path_encode_t * api_rpaths, u32 context)
299 vl_api_ip6_fib_details_t *mp;
300 fib_route_path_encode_t *api_rpath;
301 vl_api_fib_path_t *fp;
304 path_count = vec_len (api_rpaths);
305 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
308 memset (mp, 0, sizeof (*mp));
309 mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS);
310 mp->context = context;
312 mp->table_id = htonl (table_id);
313 mp->address_length = pfx->fp_len;
314 memcpy (mp->address, &pfx->fp_addr.ip6, sizeof (pfx->fp_addr.ip6));
316 mp->count = htonl (path_count);
318 vec_foreach (api_rpath, api_rpaths)
320 memset (fp, 0, sizeof (*fp));
321 switch (api_rpath->dpo.dpoi_type)
330 switch (api_rpath->dpo.dpoi_index)
332 case IP_NULL_DPO_ACTION_NUM + IP_NULL_ACTION_NONE:
335 case IP_NULL_DPO_ACTION_NUM + IP_NULL_ACTION_SEND_ICMP_UNREACH:
336 fp->is_unreach = true;
338 case IP_NULL_DPO_ACTION_NUM + IP_NULL_ACTION_SEND_ICMP_PROHIBIT:
339 fp->is_prohibit = true;
348 fp->weight = htonl (api_rpath->rpath.frp_weight);
349 fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index);
350 copy_fib_next_hop (api_rpath, fp);
354 vl_msg_api_send_shmem (q, (u8 *) & mp);
357 typedef struct apt_ip6_fib_show_ctx_t_
360 fib_node_index_t *entries;
361 } api_ip6_fib_show_ctx_t;
364 api_ip6_fib_table_put_entries (clib_bihash_kv_24_8_t * kvp, void *arg)
366 api_ip6_fib_show_ctx_t *ctx = arg;
368 if ((kvp->key[2] >> 32) == ctx->fib_index)
370 vec_add1 (ctx->entries, kvp->value);
375 api_ip6_fib_table_get_all (unix_shared_memory_queue_t * q,
376 vl_api_ip6_fib_dump_t * mp,
377 fib_table_t * fib_table)
379 vpe_api_main_t *am = &vpe_api_main;
380 ip6_main_t *im6 = &ip6_main;
381 ip6_fib_t *fib = &fib_table->v6;
382 fib_node_index_t *fib_entry_index;
383 api_ip6_fib_show_ctx_t ctx = {
384 .fib_index = fib->index,.entries = NULL,
386 fib_route_path_encode_t *api_rpaths;
389 BV (clib_bihash_foreach_key_value_pair)
390 ((BVT (clib_bihash) *) & im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].
391 ip6_hash, api_ip6_fib_table_put_entries, &ctx);
393 vec_sort_with_function (ctx.entries, fib_entry_cmp_for_sort);
395 vec_foreach (fib_entry_index, ctx.entries)
397 fib_entry_get_prefix (*fib_entry_index, &pfx);
399 fib_entry_encode (*fib_entry_index, &api_rpaths);
400 send_ip6_fib_details (am, q,
401 fib_table->ft_table_id,
402 &pfx, api_rpaths, mp->context);
403 vec_free (api_rpaths);
406 vec_free (ctx.entries);
410 vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp)
412 unix_shared_memory_queue_t *q;
413 ip6_main_t *im6 = &ip6_main;
414 fib_table_t *fib_table;
416 q = vl_api_client_index_to_input_queue (mp->client_index);
421 pool_foreach (fib_table, im6->fibs,
423 api_ip6_fib_table_get_all(q, mp, fib_table);
429 send_ip_mfib_details (vpe_api_main_t * am,
430 unix_shared_memory_queue_t * q,
433 fib_route_path_encode_t * api_rpaths, u32 context)
435 vl_api_ip_mfib_details_t *mp;
436 fib_route_path_encode_t *api_rpath;
437 vl_api_fib_path_t *fp;
440 path_count = vec_len (api_rpaths);
441 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
444 memset (mp, 0, sizeof (*mp));
445 mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS);
446 mp->context = context;
448 mp->table_id = htonl (table_id);
449 mp->address_length = pfx->fp_len;
450 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip4,
451 sizeof (pfx->fp_grp_addr.ip4));
452 memcpy (mp->src_address, &pfx->fp_src_addr.ip4,
453 sizeof (pfx->fp_src_addr.ip4));
455 mp->count = htonl (path_count);
457 vec_foreach (api_rpath, api_rpaths)
459 memset (fp, 0, sizeof (*fp));
462 fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index);
463 copy_fib_next_hop (api_rpath, fp);
467 vl_msg_api_send_shmem (q, (u8 *) & mp);
470 typedef struct vl_api_ip_mfib_dump_ctc_t_
472 fib_node_index_t *entries;
473 } vl_api_ip_mfib_dump_ctc_t;
476 vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
478 vl_api_ip_mfib_dump_ctc_t *ctx = arg;
480 vec_add1 (ctx->entries, fei);
486 vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp)
488 vpe_api_main_t *am = &vpe_api_main;
489 unix_shared_memory_queue_t *q;
490 ip4_main_t *im = &ip4_main;
491 mfib_table_t *mfib_table;
492 fib_node_index_t *mfeip;
494 fib_route_path_encode_t *api_rpaths = NULL;
495 vl_api_ip_mfib_dump_ctc_t ctx = {
499 q = vl_api_client_index_to_input_queue (mp->client_index);
505 pool_foreach (mfib_table, im->mfibs,
507 ip4_mfib_table_walk(&mfib_table->v4,
508 vl_api_ip_mfib_table_dump_walk,
511 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
513 vec_foreach (mfeip, ctx.entries)
515 mfib_entry_get_prefix (*mfeip, &pfx);
516 mfib_entry_encode (*mfeip, &api_rpaths);
517 send_ip_mfib_details (am, q,
518 mfib_table->mft_table_id,
522 vec_reset_length (api_rpaths);
523 vec_reset_length (ctx.entries);
528 vec_free (ctx.entries);
529 vec_free (api_rpaths);
533 send_ip6_mfib_details (vpe_api_main_t * am,
534 unix_shared_memory_queue_t * q,
537 fib_route_path_encode_t * api_rpaths, u32 context)
539 vl_api_ip6_mfib_details_t *mp;
540 fib_route_path_encode_t *api_rpath;
541 vl_api_fib_path_t *fp;
544 path_count = vec_len (api_rpaths);
545 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
548 memset (mp, 0, sizeof (*mp));
549 mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS);
550 mp->context = context;
552 mp->table_id = htonl (table_id);
553 mp->address_length = pfx->fp_len;
554 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6,
555 sizeof (pfx->fp_grp_addr.ip6));
556 memcpy (mp->src_address, &pfx->fp_src_addr.ip6,
557 sizeof (pfx->fp_src_addr.ip6));
559 mp->count = htonl (path_count);
561 vec_foreach (api_rpath, api_rpaths)
563 memset (fp, 0, sizeof (*fp));
566 fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index);
567 copy_fib_next_hop (api_rpath, fp);
571 vl_msg_api_send_shmem (q, (u8 *) & mp);
574 typedef struct vl_api_ip6_mfib_dump_ctc_t_
576 fib_node_index_t *entries;
577 } vl_api_ip6_mfib_dump_ctc_t;
580 vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
582 vl_api_ip6_mfib_dump_ctc_t *ctx = arg;
584 vec_add1 (ctx->entries, fei);
590 vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp)
592 vpe_api_main_t *am = &vpe_api_main;
593 unix_shared_memory_queue_t *q;
594 ip6_main_t *im = &ip6_main;
595 mfib_table_t *mfib_table;
596 fib_node_index_t *mfeip;
598 fib_route_path_encode_t *api_rpaths = NULL;
599 vl_api_ip6_mfib_dump_ctc_t ctx = {
603 q = vl_api_client_index_to_input_queue (mp->client_index);
609 pool_foreach (mfib_table, im->mfibs,
611 ip6_mfib_table_walk(&mfib_table->v6,
612 vl_api_ip6_mfib_table_dump_walk,
615 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
617 vec_foreach(mfeip, ctx.entries)
619 mfib_entry_get_prefix (*mfeip, &pfx);
620 mfib_entry_encode (*mfeip, &api_rpaths);
621 send_ip6_mfib_details (am, q,
622 mfib_table->mft_table_id,
626 vec_reset_length (api_rpaths);
627 vec_reset_length (ctx.entries);
632 vec_free (ctx.entries);
633 vec_free (api_rpaths);
637 vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp,
640 vl_api_ip_neighbor_add_del_reply_t *rmp;
641 vnet_main_t *vnm = vnet_get_main ();
644 VALIDATE_SW_IF_INDEX (mp);
646 stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ );
649 * there's no validation here of the ND/ARP entry being added.
650 * The expectation is that the FIB will ensure that nothing bad
651 * will come of adding bogus entries.
656 rv = vnet_set_ip6_ethernet_neighbor
657 (vm, ntohl (mp->sw_if_index),
658 (ip6_address_t *) (mp->dst_address),
659 mp->mac_address, sizeof (mp->mac_address), mp->is_static);
661 rv = vnet_unset_ip6_ethernet_neighbor
662 (vm, ntohl (mp->sw_if_index),
663 (ip6_address_t *) (mp->dst_address),
664 mp->mac_address, sizeof (mp->mac_address));
668 ethernet_arp_ip4_over_ethernet_address_t a;
670 clib_memcpy (&a.ethernet, mp->mac_address, 6);
671 clib_memcpy (&a.ip4, mp->dst_address, 4);
674 rv = vnet_arp_set_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index),
678 vnet_arp_unset_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index), &a);
681 BAD_SW_IF_INDEX_LABEL;
684 REPLY_MACRO (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY);
688 add_del_route_t_handler (u8 is_multipath,
695 u32 classify_table_index,
697 u8 is_resolve_attached,
699 const fib_prefix_t * prefix,
700 u8 next_hop_proto_is_ip4,
701 const ip46_address_t * next_hop,
702 u32 next_hop_sw_if_index,
703 u8 next_hop_fib_index,
705 mpls_label_t next_hop_via_label,
706 mpls_label_t * next_hop_out_label_stack)
708 vnet_classify_main_t *cm = &vnet_classify_main;
709 fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE;
710 fib_route_path_t path = {
711 .frp_proto = (next_hop_proto_is_ip4 ?
712 FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6),
713 .frp_addr = (NULL == next_hop ? zero_addr : *next_hop),
714 .frp_sw_if_index = next_hop_sw_if_index,
715 .frp_fib_index = next_hop_fib_index,
716 .frp_weight = next_hop_weight,
717 .frp_label_stack = next_hop_out_label_stack,
719 fib_route_path_t *paths = NULL;
721 if (MPLS_LABEL_INVALID != next_hop_via_label)
723 path.frp_proto = FIB_PROTOCOL_MPLS;
724 path.frp_local_label = next_hop_via_label;
727 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
728 if (is_resolve_attached)
729 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
731 path.frp_flags = path_flags;
735 stats_dslock_with_hint (1 /* release hint */ , 10 /* tag */ );
738 vec_add1 (paths, path);
741 fib_table_entry_path_add2 (fib_index,
744 FIB_ENTRY_FLAG_NONE, paths);
746 fib_table_entry_path_remove2 (fib_index,
747 prefix, FIB_SOURCE_API, paths);
754 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
756 if (is_drop || is_local || is_classify || is_unreach || is_prohibit)
759 * special route types that link directly to the adj
763 dpo_id_t dpo = DPO_INVALID;
766 dproto = fib_proto_to_dpo (prefix->fp_proto);
769 ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo);
771 receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo);
773 ip_null_dpo_add_and_lock (dproto,
774 IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo);
775 else if (is_prohibit)
776 ip_null_dpo_add_and_lock (dproto,
777 IP_NULL_ACTION_SEND_ICMP_PROHIBIT,
779 else if (is_classify)
781 if (pool_is_free_index (cm->tables,
782 ntohl (classify_table_index)))
785 return VNET_API_ERROR_NO_SUCH_TABLE;
788 dpo_set (&dpo, DPO_CLASSIFY, dproto,
789 classify_dpo_create (dproto,
790 ntohl (classify_table_index)));
795 return VNET_API_ERROR_NO_SUCH_TABLE;
798 fib_table_entry_special_dpo_update (fib_index,
801 FIB_ENTRY_FLAG_EXCLUSIVE, &dpo);
806 fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API);
813 vec_add1 (paths, path);
814 fib_table_entry_update (fib_index,
816 FIB_SOURCE_API, FIB_ENTRY_FLAG_NONE, paths);
821 fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API);
830 add_del_route_check (fib_protocol_t table_proto,
832 u32 next_hop_sw_if_index,
833 fib_protocol_t next_hop_table_proto,
834 u32 next_hop_table_id,
835 u8 create_missing_tables,
836 u32 * fib_index, u32 * next_hop_fib_index)
838 vnet_main_t *vnm = vnet_get_main ();
840 *fib_index = fib_table_find (table_proto, ntohl (table_id));
841 if (~0 == *fib_index)
843 if (create_missing_tables)
845 *fib_index = fib_table_find_or_create_and_lock (table_proto,
850 /* No such VRF, and we weren't asked to create one */
851 return VNET_API_ERROR_NO_SUCH_FIB;
855 if (~0 != ntohl (next_hop_sw_if_index))
857 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
858 ntohl (next_hop_sw_if_index)))
860 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
865 *next_hop_fib_index = fib_table_find (next_hop_table_proto,
866 ntohl (next_hop_table_id));
868 if (~0 == *next_hop_fib_index)
870 if (create_missing_tables)
872 *next_hop_fib_index =
873 fib_table_find_or_create_and_lock (next_hop_table_proto,
874 ntohl (next_hop_table_id));
878 /* No such VRF, and we weren't asked to create one */
879 return VNET_API_ERROR_NO_SUCH_FIB;
888 ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
890 u32 fib_index, next_hop_fib_index;
891 mpls_label_t *label_stack = NULL;
892 int rv, ii, n_labels;;
894 rv = add_del_route_check (FIB_PROTOCOL_IP4,
896 mp->next_hop_sw_if_index,
898 mp->next_hop_table_id,
899 mp->create_vrf_if_needed,
900 &fib_index, &next_hop_fib_index);
906 .fp_len = mp->dst_address_length,
907 .fp_proto = FIB_PROTOCOL_IP4,
909 clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4));
912 memset (&nh, 0, sizeof (nh));
913 memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4));
915 n_labels = mp->next_hop_n_out_labels;
918 else if (1 == n_labels)
919 vec_add1 (label_stack, ntohl (mp->next_hop_out_label_stack[0]));
922 vec_validate (label_stack, n_labels - 1);
923 for (ii = 0; ii < n_labels; ii++)
924 label_stack[ii] = ntohl (mp->next_hop_out_label_stack[ii]);
927 return (add_del_route_t_handler (mp->is_multipath,
934 mp->classify_table_index,
936 mp->is_resolve_attached,
939 ntohl (mp->next_hop_sw_if_index),
942 ntohl (mp->next_hop_via_label),
947 ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
949 u32 fib_index, next_hop_fib_index;
950 mpls_label_t *label_stack = NULL;
951 int rv, ii, n_labels;;
953 rv = add_del_route_check (FIB_PROTOCOL_IP6,
955 mp->next_hop_sw_if_index,
957 mp->next_hop_table_id,
958 mp->create_vrf_if_needed,
959 &fib_index, &next_hop_fib_index);
965 .fp_len = mp->dst_address_length,
966 .fp_proto = FIB_PROTOCOL_IP6,
968 clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6));
971 memset (&nh, 0, sizeof (nh));
972 memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6));
974 n_labels = mp->next_hop_n_out_labels;
977 else if (1 == n_labels)
978 vec_add1 (label_stack, ntohl (mp->next_hop_out_label_stack[0]));
981 vec_validate (label_stack, n_labels - 1);
982 for (ii = 0; ii < n_labels; ii++)
983 label_stack[ii] = ntohl (mp->next_hop_out_label_stack[ii]);
986 return (add_del_route_t_handler (mp->is_multipath,
993 mp->classify_table_index,
995 mp->is_resolve_attached,
997 &nh, ntohl (mp->next_hop_sw_if_index),
1000 ntohl (mp->next_hop_via_label),
1005 vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1007 vl_api_ip_add_del_route_reply_t *rmp;
1009 vnet_main_t *vnm = vnet_get_main ();
1014 rv = ip6_add_del_route_t_handler (mp);
1016 rv = ip4_add_del_route_t_handler (mp);
1018 rv = (rv == 0) ? vnm->api_errno : rv;
1020 REPLY_MACRO (VL_API_IP_ADD_DEL_ROUTE_REPLY);
1024 add_del_mroute_check (fib_protocol_t table_proto,
1026 u32 next_hop_sw_if_index,
1027 u8 is_local, u8 create_missing_tables, u32 * fib_index)
1029 vnet_main_t *vnm = vnet_get_main ();
1031 *fib_index = mfib_table_find (table_proto, ntohl (table_id));
1032 if (~0 == *fib_index)
1034 if (create_missing_tables)
1036 *fib_index = mfib_table_find_or_create_and_lock (table_proto,
1041 /* No such VRF, and we weren't asked to create one */
1042 return VNET_API_ERROR_NO_SUCH_FIB;
1046 if (~0 != ntohl (next_hop_sw_if_index))
1048 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1049 ntohl (next_hop_sw_if_index)))
1051 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1059 mroute_add_del_handler (u8 is_add,
1062 const mfib_prefix_t * prefix,
1064 u32 next_hop_sw_if_index, u32 itf_flags)
1066 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
1068 fib_route_path_t path = {
1069 .frp_sw_if_index = next_hop_sw_if_index,
1070 .frp_proto = prefix->fp_proto,
1074 path.frp_flags |= FIB_ROUTE_PATH_LOCAL;
1077 if (!is_local && ~0 == next_hop_sw_if_index)
1079 mfib_table_entry_update (fib_index, prefix,
1080 MFIB_SOURCE_API, entry_flags);
1086 mfib_table_entry_path_update (fib_index, prefix,
1087 MFIB_SOURCE_API, &path, itf_flags);
1091 mfib_table_entry_path_remove (fib_index, prefix,
1092 MFIB_SOURCE_API, &path);
1101 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1103 fib_protocol_t fproto;
1107 fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1108 rv = add_del_mroute_check (fproto,
1110 mp->next_hop_sw_if_index,
1112 mp->create_vrf_if_needed, &fib_index);
1117 mfib_prefix_t pfx = {
1118 .fp_len = ntohs (mp->grp_address_length),
1122 if (FIB_PROTOCOL_IP4 == fproto)
1124 clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address,
1125 sizeof (pfx.fp_grp_addr.ip4));
1126 clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address,
1127 sizeof (pfx.fp_src_addr.ip4));
1131 clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address,
1132 sizeof (pfx.fp_grp_addr.ip6));
1133 clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address,
1134 sizeof (pfx.fp_src_addr.ip6));
1137 return (mroute_add_del_handler (mp->is_add,
1140 ntohl (mp->entry_flags),
1141 ntohl (mp->next_hop_sw_if_index),
1142 ntohl (mp->itf_flags)));
1146 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1148 vl_api_ip_mroute_add_del_reply_t *rmp;
1150 vnet_main_t *vnm = vnet_get_main ();
1154 rv = api_mroute_add_del_t_handler (mp);
1156 rv = (rv == 0) ? vnm->api_errno : rv;
1158 REPLY_MACRO (VL_API_IP_MROUTE_ADD_DEL_REPLY);
1162 send_ip_details (vpe_api_main_t * am,
1163 unix_shared_memory_queue_t * q, u32 sw_if_index,
1164 u8 is_ipv6, u32 context)
1166 vl_api_ip_details_t *mp;
1168 mp = vl_msg_api_alloc (sizeof (*mp));
1169 memset (mp, 0, sizeof (*mp));
1170 mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS);
1172 mp->sw_if_index = ntohl (sw_if_index);
1173 mp->is_ipv6 = is_ipv6;
1174 mp->context = context;
1176 vl_msg_api_send_shmem (q, (u8 *) & mp);
1180 send_ip_address_details (vpe_api_main_t * am,
1181 unix_shared_memory_queue_t * q,
1182 u8 * ip, u16 prefix_length,
1183 u32 sw_if_index, u8 is_ipv6, u32 context)
1185 vl_api_ip_address_details_t *mp;
1187 mp = vl_msg_api_alloc (sizeof (*mp));
1188 memset (mp, 0, sizeof (*mp));
1189 mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS);
1193 clib_memcpy (&mp->ip, ip, sizeof (mp->ip));
1197 u32 *tp = (u32 *) mp->ip;
1200 mp->prefix_length = prefix_length;
1201 mp->context = context;
1202 mp->sw_if_index = htonl (sw_if_index);
1203 mp->is_ipv6 = is_ipv6;
1205 vl_msg_api_send_shmem (q, (u8 *) & mp);
1209 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1211 vpe_api_main_t *am = &vpe_api_main;
1212 unix_shared_memory_queue_t *q;
1215 ip6_main_t *im6 = &ip6_main;
1216 ip4_main_t *im4 = &ip4_main;
1217 ip_lookup_main_t *lm6 = &im6->lookup_main;
1218 ip_lookup_main_t *lm4 = &im4->lookup_main;
1219 ip_interface_address_t *ia = 0;
1220 u32 sw_if_index = ~0;
1221 int rv __attribute__ ((unused)) = 0;
1223 VALIDATE_SW_IF_INDEX (mp);
1225 sw_if_index = ntohl (mp->sw_if_index);
1227 q = vl_api_client_index_to_input_queue (mp->client_index);
1234 foreach_ip_interface_address (lm6, ia, sw_if_index,
1235 1 /* honor unnumbered */,
1237 r6 = ip_interface_address_get_address (lm6, ia);
1238 u16 prefix_length = ia->address_length;
1239 send_ip_address_details(am, q, (u8*)r6, prefix_length,
1240 sw_if_index, 1, mp->context);
1247 foreach_ip_interface_address (lm4, ia, sw_if_index,
1248 1 /* honor unnumbered */,
1250 r4 = ip_interface_address_get_address (lm4, ia);
1251 u16 prefix_length = ia->address_length;
1252 send_ip_address_details(am, q, (u8*)r4, prefix_length,
1253 sw_if_index, 0, mp->context);
1257 BAD_SW_IF_INDEX_LABEL;
1261 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1263 vpe_api_main_t *am = &vpe_api_main;
1264 vnet_main_t *vnm = vnet_get_main ();
1265 vlib_main_t *vm = vlib_get_main ();
1266 vnet_interface_main_t *im = &vnm->interface_main;
1267 unix_shared_memory_queue_t *q;
1268 vnet_sw_interface_t *si, *sorted_sis;
1269 u32 sw_if_index = ~0;
1271 q = vl_api_client_index_to_input_queue (mp->client_index);
1277 /* Gather interfaces. */
1278 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1279 _vec_len (sorted_sis) = 0;
1281 pool_foreach (si, im->sw_interfaces,
1283 vec_add1 (sorted_sis, si[0]);
1287 vec_foreach (si, sorted_sis)
1289 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1291 if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index))
1295 sw_if_index = si->sw_if_index;
1296 send_ip_details (am, q, sw_if_index, mp->is_ipv6, mp->context);
1302 set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1304 vl_api_set_ip_flow_hash_reply_t *rmp;
1305 int rv = VNET_API_ERROR_UNIMPLEMENTED;
1307 clib_warning ("unimplemented...");
1309 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1313 set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1315 vl_api_set_ip_flow_hash_reply_t *rmp;
1318 flow_hash_config_t flow_hash_config = 0;
1320 table_id = ntohl (mp->vrf_id);
1322 #define _(a,b) if (mp->a) flow_hash_config |= b;
1323 foreach_flow_hash_bit;
1326 rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config);
1328 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1333 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp)
1335 if (mp->is_ipv6 == 0)
1336 set_ip4_flow_hash (mp);
1338 set_ip6_flow_hash (mp);
1342 vl_api_sw_interface_ip6nd_ra_config_t_handler
1343 (vl_api_sw_interface_ip6nd_ra_config_t * mp)
1345 vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp;
1346 vlib_main_t *vm = vlib_get_main ();
1348 u8 is_no, suppress, managed, other, ll_option, send_unicast, cease,
1351 is_no = mp->is_no == 1;
1352 suppress = mp->suppress == 1;
1353 managed = mp->managed == 1;
1354 other = mp->other == 1;
1355 ll_option = mp->ll_option == 1;
1356 send_unicast = mp->send_unicast == 1;
1357 cease = mp->cease == 1;
1358 default_router = mp->default_router == 1;
1360 VALIDATE_SW_IF_INDEX (mp);
1362 rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index),
1363 suppress, managed, other,
1364 ll_option, send_unicast, cease,
1365 default_router, ntohl (mp->lifetime),
1366 ntohl (mp->initial_count),
1367 ntohl (mp->initial_interval),
1368 ntohl (mp->max_interval),
1369 ntohl (mp->min_interval), is_no);
1371 BAD_SW_IF_INDEX_LABEL;
1373 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY);
1377 vl_api_sw_interface_ip6nd_ra_prefix_t_handler
1378 (vl_api_sw_interface_ip6nd_ra_prefix_t * mp)
1380 vlib_main_t *vm = vlib_get_main ();
1381 vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp;
1383 u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink;
1385 VALIDATE_SW_IF_INDEX (mp);
1387 is_no = mp->is_no == 1;
1388 use_default = mp->use_default == 1;
1389 no_advertise = mp->no_advertise == 1;
1390 off_link = mp->off_link == 1;
1391 no_autoconfig = mp->no_autoconfig == 1;
1392 no_onlink = mp->no_onlink == 1;
1394 rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index),
1395 (ip6_address_t *) mp->address,
1396 mp->address_length, use_default,
1397 ntohl (mp->val_lifetime),
1398 ntohl (mp->pref_lifetime), no_advertise,
1399 off_link, no_autoconfig, no_onlink, is_no);
1401 BAD_SW_IF_INDEX_LABEL;
1402 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY);
1406 send_ip6nd_proxy_details (unix_shared_memory_queue_t * q,
1408 const ip46_address_t * addr, u32 sw_if_index)
1410 vl_api_ip6nd_proxy_details_t *mp;
1412 mp = vl_msg_api_alloc (sizeof (*mp));
1413 memset (mp, 0, sizeof (*mp));
1414 mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS);
1415 mp->context = context;
1416 mp->sw_if_index = htonl (sw_if_index);
1417 memcpy (mp->address, addr, 16);
1419 vl_msg_api_send_shmem (q, (u8 *) & mp);
1423 vl_api_ip6nd_proxy_details_t_handler (vl_api_ip_neighbor_details_t * mp)
1425 clib_warning ("BUG");
1428 typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_
1431 } api_ip6nd_proxy_fib_table_walk_ctx_t;
1434 api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg)
1436 api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg;
1438 if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY))
1440 vec_add1 (ctx->indices, fei);
1447 vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp)
1449 ip6_main_t *im6 = &ip6_main;
1450 fib_table_t *fib_table;
1451 api_ip6nd_proxy_fib_table_walk_ctx_t ctx = {
1454 fib_node_index_t *feip;
1456 unix_shared_memory_queue_t *q;
1458 q = vl_api_client_index_to_input_queue (mp->client_index);
1465 pool_foreach (fib_table, im6->fibs,
1467 fib_table_walk(fib_table->ft_index,
1469 api_ip6nd_proxy_fib_table_walk,
1474 vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort);
1476 vec_foreach (feip, ctx.indices)
1478 fib_entry_get_prefix (*feip, &pfx);
1480 send_ip6nd_proxy_details (q,
1483 fib_entry_get_resolving_interface (*feip));
1486 vec_free (ctx.indices);
1490 vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp)
1492 vl_api_ip6nd_proxy_add_del_reply_t *rmp;
1495 VALIDATE_SW_IF_INDEX (mp);
1497 rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index),
1498 (ip6_address_t *) mp->address, mp->is_del);
1500 BAD_SW_IF_INDEX_LABEL;
1501 REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY);
1505 vl_api_sw_interface_ip6_enable_disable_t_handler
1506 (vl_api_sw_interface_ip6_enable_disable_t * mp)
1508 vlib_main_t *vm = vlib_get_main ();
1509 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
1510 vnet_main_t *vnm = vnet_get_main ();
1512 clib_error_t *error;
1516 VALIDATE_SW_IF_INDEX (mp);
1519 (mp->enable == 1) ? enable_ip6_interface (vm,
1520 ntohl (mp->sw_if_index)) :
1521 disable_ip6_interface (vm, ntohl (mp->sw_if_index));
1525 clib_error_report (error);
1526 rv = VNET_API_ERROR_UNSPECIFIED;
1530 rv = vnm->api_errno;
1533 BAD_SW_IF_INDEX_LABEL;
1535 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
1539 vl_api_sw_interface_ip6_set_link_local_address_t_handler
1540 (vl_api_sw_interface_ip6_set_link_local_address_t * mp)
1542 vlib_main_t *vm = vlib_get_main ();
1543 vl_api_sw_interface_ip6_set_link_local_address_reply_t *rmp;
1545 clib_error_t *error;
1546 vnet_main_t *vnm = vnet_get_main ();
1550 VALIDATE_SW_IF_INDEX (mp);
1552 error = set_ip6_link_local_address (vm,
1553 ntohl (mp->sw_if_index),
1554 (ip6_address_t *) mp->address);
1557 clib_error_report (error);
1558 rv = VNET_API_ERROR_UNSPECIFIED;
1562 rv = vnm->api_errno;
1565 BAD_SW_IF_INDEX_LABEL;
1567 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY);
1571 vl_mfib_signal_send_one (unix_shared_memory_queue_t * q,
1572 u32 context, const mfib_signal_t * mfs)
1574 vl_api_mfib_signal_details_t *mp;
1575 mfib_prefix_t prefix;
1579 mp = vl_msg_api_alloc (sizeof (*mp));
1581 memset (mp, 0, sizeof (*mp));
1582 mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS);
1583 mp->context = context;
1585 mfi = mfib_itf_get (mfs->mfs_itf);
1586 mfib_entry_get_prefix (mfs->mfs_entry, &prefix);
1587 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1589 mp->table_id = ntohl (mfib->mft_table_id);
1590 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1592 if (FIB_PROTOCOL_IP4 == prefix.fp_proto)
1594 mp->grp_address_len = ntohs (prefix.fp_len);
1596 memcpy (mp->grp_address, &prefix.fp_grp_addr.ip4, 4);
1597 if (prefix.fp_len > 32)
1599 memcpy (mp->src_address, &prefix.fp_src_addr.ip4, 4);
1604 mp->grp_address_len = ntohs (prefix.fp_len);
1609 if (0 != mfs->mfs_buffer_len)
1611 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1613 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1617 mp->ip_packet_len = 0;
1620 vl_msg_api_send_shmem (q, (u8 *) & mp);
1624 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1626 unix_shared_memory_queue_t *q;
1628 q = vl_api_client_index_to_input_queue (mp->client_index);
1634 while (q->cursize < q->maxsize && mfib_signal_send_one (q, mp->context))
1638 #define vl_msg_name_crc_list
1639 #include <vnet/ip/ip.api.h>
1640 #undef vl_msg_name_crc_list
1643 setup_message_id_table (api_main_t * am)
1645 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
1646 foreach_vl_msg_name_crc_ip;
1650 static clib_error_t *
1651 ip_api_hookup (vlib_main_t * vm)
1653 api_main_t *am = &api_main;
1656 vl_msg_api_set_handlers(VL_API_##N, #n, \
1657 vl_api_##n##_t_handler, \
1659 vl_api_##n##_t_endian, \
1660 vl_api_##n##_t_print, \
1661 sizeof(vl_api_##n##_t), 1);
1666 * Set up the (msg_name, crc, message-id) table
1668 setup_message_id_table (am);
1673 VLIB_API_INIT_FUNCTION (ip_api_hookup);
1676 * fd.io coding-style-patch-verification: ON
1679 * eval: (c-set-style "gnu")