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 <vpp/stats/stats.h>
24 #include <vnet/interface.h>
25 #include <vnet/api_errno.h>
26 #include <vnet/ethernet/ethernet.h>
27 #include <vnet/ip/ip.h>
28 #include <vnet/ip/ip6_neighbor.h>
29 #include <vnet/fib/fib_table.h>
30 #include <vnet/fib/fib_api.h>
31 #include <vnet/dpo/drop_dpo.h>
32 #include <vnet/dpo/receive_dpo.h>
33 #include <vnet/dpo/lookup_dpo.h>
34 #include <vnet/dpo/classify_dpo.h>
35 #include <vnet/dpo/ip_null_dpo.h>
36 #include <vnet/ethernet/arp_packet.h>
37 #include <vnet/mfib/ip6_mfib.h>
38 #include <vnet/mfib/ip4_mfib.h>
39 #include <vnet/mfib/mfib_signal.h>
40 #include <vnet/mfib/mfib_entry.h>
41 #include <vnet/ip/ip_source_and_port_range_check.h>
42 #include <vnet/fib/ip4_fib.h>
43 #include <vnet/fib/ip6_fib.h>
44 #include <vnet/ip/ip6_hop_by_hop.h>
46 #include <vnet/vnet_msg_enum.h>
48 #define vl_typedefs /* define message structures */
49 #include <vnet/vnet_all_api_h.h>
52 #define vl_endianfun /* define message structures */
53 #include <vnet/vnet_all_api_h.h>
56 /* instantiate all the print functions we know about */
57 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
59 #include <vnet/vnet_all_api_h.h>
62 #include <vlibapi/api_helper_macros.h>
65 #define foreach_ip_api_msg \
66 _(IP_FIB_DUMP, ip_fib_dump) \
67 _(IP6_FIB_DUMP, ip6_fib_dump) \
68 _(IP_MFIB_DUMP, ip_mfib_dump) \
69 _(IP6_MFIB_DUMP, ip6_mfib_dump) \
70 _(IP_NEIGHBOR_DUMP, ip_neighbor_dump) \
71 _(IP_MROUTE_ADD_DEL, ip_mroute_add_del) \
72 _(MFIB_SIGNAL_DUMP, mfib_signal_dump) \
73 _(IP_ADDRESS_DUMP, ip_address_dump) \
75 _(IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del) \
76 _(SET_ARP_NEIGHBOR_LIMIT, set_arp_neighbor_limit) \
77 _(WANT_IP4_ARP_EVENTS, want_ip4_arp_events) \
78 _(WANT_IP6_ND_EVENTS, want_ip6_nd_events) \
79 _(PROXY_ARP_ADD_DEL, proxy_arp_add_del) \
80 _(PROXY_ARP_INTFC_ENABLE_DISABLE, proxy_arp_intfc_enable_disable) \
81 _(RESET_FIB, reset_fib) \
82 _(IP_ADD_DEL_ROUTE, ip_add_del_route) \
83 _(IP_TABLE_ADD_DEL, ip_table_add_del) \
84 _(IP_PUNT_POLICE, ip_punt_police) \
85 _(IP_PUNT_REDIRECT, ip_punt_redirect) \
86 _(SET_IP_FLOW_HASH,set_ip_flow_hash) \
87 _(SW_INTERFACE_IP6ND_RA_CONFIG, sw_interface_ip6nd_ra_config) \
88 _(SW_INTERFACE_IP6ND_RA_PREFIX, sw_interface_ip6nd_ra_prefix) \
89 _(IP6ND_PROXY_ADD_DEL, ip6nd_proxy_add_del) \
90 _(IP6ND_PROXY_DUMP, ip6nd_proxy_dump) \
91 _(SW_INTERFACE_IP6_ENABLE_DISABLE, sw_interface_ip6_enable_disable ) \
92 _(SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS, \
93 sw_interface_ip6_set_link_local_address) \
94 _(IP_CONTAINER_PROXY_ADD_DEL, ip_container_proxy_add_del) \
95 _(IOAM_ENABLE, ioam_enable) \
96 _(IOAM_DISABLE, ioam_disable) \
97 _(IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL, \
98 ip_source_and_port_range_check_add_del) \
99 _(IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL, \
100 ip_source_and_port_range_check_interface_add_del)
102 extern void stats_dslock_with_hint (int hint, int tag);
103 extern void stats_dsunlock (void);
106 send_ip_neighbor_details (u32 sw_if_index,
111 unix_shared_memory_queue_t * q, u32 context)
113 vl_api_ip_neighbor_details_t *mp;
115 mp = vl_msg_api_alloc (sizeof (*mp));
116 memset (mp, 0, sizeof (*mp));
117 mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_DETAILS);
118 mp->context = context;
119 mp->sw_if_index = htonl (sw_if_index);
120 mp->is_ipv6 = is_ipv6;
121 mp->is_static = is_static;
122 memcpy (mp->mac_address, mac_address, 6);
123 memcpy (mp->ip_address, ip_address, (is_ipv6) ? 16 : 4);
125 vl_msg_api_send_shmem (q, (u8 *) & mp);
129 vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp)
131 unix_shared_memory_queue_t *q;
133 q = vl_api_client_index_to_input_queue (mp->client_index);
137 u32 sw_if_index = ntohl (mp->sw_if_index);
141 ip6_neighbor_t *n, *ns;
143 ns = ip6_neighbors_entries (sw_if_index);
147 send_ip_neighbor_details
148 (sw_if_index, mp->is_ipv6,
149 ((n->flags & IP6_NEIGHBOR_FLAG_STATIC) ? 1 : 0),
150 (u8 *) n->link_layer_address,
151 (u8 *) & (n->key.ip6_address.as_u8),
159 ethernet_arp_ip4_entry_t *n, *ns;
161 ns = ip4_neighbor_entries (sw_if_index);
165 send_ip_neighbor_details (sw_if_index, mp->is_ipv6,
166 ((n->flags & ETHERNET_ARP_IP4_ENTRY_FLAG_STATIC) ? 1 : 0),
167 (u8*) n->ethernet_address,
168 (u8*) & (n->ip4_address.as_u8),
178 copy_fib_next_hop (fib_route_path_encode_t * api_rpath, void *fp_arg)
181 vl_api_fib_path_t *fp = (vl_api_fib_path_t *) fp_arg;
183 if (api_rpath->rpath.frp_proto == DPO_PROTO_IP4)
184 fp->afi = IP46_TYPE_IP4;
185 else if (api_rpath->rpath.frp_proto == DPO_PROTO_IP6)
186 fp->afi = IP46_TYPE_IP6;
189 is_ip4 = ip46_address_is_ip4 (&api_rpath->rpath.frp_addr);
191 fp->afi = IP46_TYPE_IP4;
193 fp->afi = IP46_TYPE_IP6;
195 if (fp->afi == IP46_TYPE_IP4)
196 memcpy (fp->next_hop, &api_rpath->rpath.frp_addr.ip4,
197 sizeof (api_rpath->rpath.frp_addr.ip4));
199 memcpy (fp->next_hop, &api_rpath->rpath.frp_addr.ip6,
200 sizeof (api_rpath->rpath.frp_addr.ip6));
204 send_ip_fib_details (vpe_api_main_t * am,
205 unix_shared_memory_queue_t * q,
206 const fib_table_t * table,
207 const fib_prefix_t * pfx,
208 fib_route_path_encode_t * api_rpaths, u32 context)
210 vl_api_ip_fib_details_t *mp;
211 fib_route_path_encode_t *api_rpath;
212 vl_api_fib_path_t *fp;
215 path_count = vec_len (api_rpaths);
216 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
219 memset (mp, 0, sizeof (*mp));
220 mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS);
221 mp->context = context;
223 mp->table_id = htonl (table->ft_table_id);
224 memcpy (mp->table_name, table->ft_desc,
225 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
226 mp->address_length = pfx->fp_len;
227 memcpy (mp->address, &pfx->fp_addr.ip4, sizeof (pfx->fp_addr.ip4));
229 mp->count = htonl (path_count);
231 vec_foreach (api_rpath, api_rpaths)
233 memset (fp, 0, sizeof (*fp));
234 switch (api_rpath->dpo.dpoi_type)
243 switch (api_rpath->dpo.dpoi_index)
245 case IP_NULL_ACTION_NONE:
248 case IP_NULL_ACTION_SEND_ICMP_UNREACH:
249 fp->is_unreach = true;
251 case IP_NULL_ACTION_SEND_ICMP_PROHIBIT:
252 fp->is_prohibit = true;
261 fp->weight = api_rpath->rpath.frp_weight;
262 fp->preference = api_rpath->rpath.frp_preference;
263 fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index);
264 copy_fib_next_hop (api_rpath, fp);
268 vl_msg_api_send_shmem (q, (u8 *) & mp);
271 typedef struct vl_api_ip_fib_dump_walk_ctx_t_
273 fib_node_index_t *feis;
274 } vl_api_ip_fib_dump_walk_ctx_t;
277 vl_api_ip_fib_dump_walk (fib_node_index_t fei, void *arg)
279 vl_api_ip_fib_dump_walk_ctx_t *ctx = arg;
281 vec_add1 (ctx->feis, fei);
287 vl_api_ip_fib_dump_t_handler (vl_api_ip_fib_dump_t * mp)
289 vpe_api_main_t *am = &vpe_api_main;
290 unix_shared_memory_queue_t *q;
291 ip4_main_t *im = &ip4_main;
292 fib_table_t *fib_table;
293 fib_node_index_t *lfeip;
296 fib_route_path_encode_t *api_rpaths;
297 vl_api_ip_fib_dump_walk_ctx_t ctx = {
301 q = vl_api_client_index_to_input_queue (mp->client_index);
306 pool_foreach (fib_table, im->fibs,
308 fib_table_walk(fib_table->ft_index,
310 vl_api_ip_fib_dump_walk,
315 vec_sort_with_function (ctx.feis, fib_entry_cmp_for_sort);
317 vec_foreach (lfeip, ctx.feis)
319 fib_entry_get_prefix (*lfeip, &pfx);
320 fib_index = fib_entry_get_fib_index (*lfeip);
321 fib_table = fib_table_get (fib_index, pfx.fp_proto);
323 fib_entry_encode (*lfeip, &api_rpaths);
324 send_ip_fib_details (am, q, fib_table, &pfx, api_rpaths, mp->context);
325 vec_free (api_rpaths);
332 send_ip6_fib_details (vpe_api_main_t * am,
333 unix_shared_memory_queue_t * q,
334 u32 table_id, fib_prefix_t * pfx,
335 fib_route_path_encode_t * api_rpaths, u32 context)
337 vl_api_ip6_fib_details_t *mp;
338 fib_route_path_encode_t *api_rpath;
339 vl_api_fib_path_t *fp;
342 path_count = vec_len (api_rpaths);
343 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
346 memset (mp, 0, sizeof (*mp));
347 mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS);
348 mp->context = context;
350 mp->table_id = htonl (table_id);
351 mp->address_length = pfx->fp_len;
352 memcpy (mp->address, &pfx->fp_addr.ip6, sizeof (pfx->fp_addr.ip6));
354 mp->count = htonl (path_count);
356 vec_foreach (api_rpath, api_rpaths)
358 memset (fp, 0, sizeof (*fp));
359 switch (api_rpath->dpo.dpoi_type)
368 switch (api_rpath->dpo.dpoi_index)
370 case IP_NULL_DPO_ACTION_NUM + IP_NULL_ACTION_NONE:
373 case IP_NULL_DPO_ACTION_NUM + IP_NULL_ACTION_SEND_ICMP_UNREACH:
374 fp->is_unreach = true;
376 case IP_NULL_DPO_ACTION_NUM + IP_NULL_ACTION_SEND_ICMP_PROHIBIT:
377 fp->is_prohibit = true;
386 fp->weight = api_rpath->rpath.frp_weight;
387 fp->preference = api_rpath->rpath.frp_preference;
388 fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index);
389 copy_fib_next_hop (api_rpath, fp);
393 vl_msg_api_send_shmem (q, (u8 *) & mp);
396 typedef struct apt_ip6_fib_show_ctx_t_
399 fib_node_index_t *entries;
400 } api_ip6_fib_show_ctx_t;
403 api_ip6_fib_table_put_entries (clib_bihash_kv_24_8_t * kvp, void *arg)
405 api_ip6_fib_show_ctx_t *ctx = arg;
407 if ((kvp->key[2] >> 32) == ctx->fib_index)
409 vec_add1 (ctx->entries, kvp->value);
414 api_ip6_fib_table_get_all (unix_shared_memory_queue_t * q,
415 vl_api_ip6_fib_dump_t * mp,
416 fib_table_t * fib_table)
418 vpe_api_main_t *am = &vpe_api_main;
419 ip6_main_t *im6 = &ip6_main;
420 fib_node_index_t *fib_entry_index;
421 api_ip6_fib_show_ctx_t ctx = {
422 .fib_index = fib_table->ft_index,
425 fib_route_path_encode_t *api_rpaths;
428 BV (clib_bihash_foreach_key_value_pair)
429 ((BVT (clib_bihash) *) & im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].
430 ip6_hash, api_ip6_fib_table_put_entries, &ctx);
432 vec_sort_with_function (ctx.entries, fib_entry_cmp_for_sort);
434 vec_foreach (fib_entry_index, ctx.entries)
436 fib_entry_get_prefix (*fib_entry_index, &pfx);
438 fib_entry_encode (*fib_entry_index, &api_rpaths);
439 send_ip6_fib_details (am, q,
440 fib_table->ft_table_id,
441 &pfx, api_rpaths, mp->context);
442 vec_free (api_rpaths);
445 vec_free (ctx.entries);
449 vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp)
451 unix_shared_memory_queue_t *q;
452 ip6_main_t *im6 = &ip6_main;
453 fib_table_t *fib_table;
455 q = vl_api_client_index_to_input_queue (mp->client_index);
460 pool_foreach (fib_table, im6->fibs,
462 api_ip6_fib_table_get_all(q, mp, fib_table);
468 send_ip_mfib_details (unix_shared_memory_queue_t * q,
469 u32 context, u32 table_id, fib_node_index_t mfei)
471 fib_route_path_encode_t *api_rpath, *api_rpaths = NULL;
472 vl_api_ip_mfib_details_t *mp;
473 mfib_entry_t *mfib_entry;
474 vl_api_fib_path_t *fp;
478 mfib_entry = mfib_entry_get (mfei);
479 mfib_entry_get_prefix (mfei, &pfx);
480 mfib_entry_encode (mfei, &api_rpaths);
482 path_count = vec_len (api_rpaths);
483 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
486 memset (mp, 0, sizeof (*mp));
487 mp->_vl_msg_id = ntohs (VL_API_IP_MFIB_DETAILS);
488 mp->context = context;
490 mp->rpf_id = mfib_entry->mfe_rpf_id;
491 mp->entry_flags = mfib_entry->mfe_flags;
492 mp->table_id = htonl (table_id);
493 mp->address_length = pfx.fp_len;
494 memcpy (mp->grp_address, &pfx.fp_grp_addr.ip4,
495 sizeof (pfx.fp_grp_addr.ip4));
496 memcpy (mp->src_address, &pfx.fp_src_addr.ip4,
497 sizeof (pfx.fp_src_addr.ip4));
499 mp->count = htonl (path_count);
501 vec_foreach (api_rpath, api_rpaths)
503 memset (fp, 0, sizeof (*fp));
506 fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index);
507 copy_fib_next_hop (api_rpath, fp);
510 vec_free (api_rpaths);
512 vl_msg_api_send_shmem (q, (u8 *) & mp);
515 typedef struct vl_api_ip_mfib_dump_ctc_t_
517 fib_node_index_t *entries;
518 } vl_api_ip_mfib_dump_ctc_t;
521 vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
523 vl_api_ip_mfib_dump_ctc_t *ctx = arg;
525 vec_add1 (ctx->entries, fei);
531 vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp)
533 unix_shared_memory_queue_t *q;
534 ip4_main_t *im = &ip4_main;
535 mfib_table_t *mfib_table;
536 fib_node_index_t *mfeip;
537 vl_api_ip_mfib_dump_ctc_t ctx = {
541 q = vl_api_client_index_to_input_queue (mp->client_index);
547 pool_foreach (mfib_table, im->mfibs,
549 ip4_mfib_table_walk(&mfib_table->v4,
550 vl_api_ip_mfib_table_dump_walk,
553 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
555 vec_foreach (mfeip, ctx.entries)
557 send_ip_mfib_details (q, mp->context,
558 mfib_table->mft_table_id,
561 vec_reset_length (ctx.entries);
566 vec_free (ctx.entries);
570 send_ip6_mfib_details (vpe_api_main_t * am,
571 unix_shared_memory_queue_t * q,
574 fib_route_path_encode_t * api_rpaths, u32 context)
576 vl_api_ip6_mfib_details_t *mp;
577 fib_route_path_encode_t *api_rpath;
578 vl_api_fib_path_t *fp;
581 path_count = vec_len (api_rpaths);
582 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
585 memset (mp, 0, sizeof (*mp));
586 mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS);
587 mp->context = context;
589 mp->table_id = htonl (table_id);
590 mp->address_length = pfx->fp_len;
591 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6,
592 sizeof (pfx->fp_grp_addr.ip6));
593 memcpy (mp->src_address, &pfx->fp_src_addr.ip6,
594 sizeof (pfx->fp_src_addr.ip6));
596 mp->count = htonl (path_count);
598 vec_foreach (api_rpath, api_rpaths)
600 memset (fp, 0, sizeof (*fp));
603 fp->sw_if_index = htonl (api_rpath->rpath.frp_sw_if_index);
604 copy_fib_next_hop (api_rpath, fp);
608 vl_msg_api_send_shmem (q, (u8 *) & mp);
611 typedef struct vl_api_ip6_mfib_dump_ctc_t_
613 fib_node_index_t *entries;
614 } vl_api_ip6_mfib_dump_ctc_t;
617 vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
619 vl_api_ip6_mfib_dump_ctc_t *ctx = arg;
621 vec_add1 (ctx->entries, fei);
627 vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp)
629 vpe_api_main_t *am = &vpe_api_main;
630 unix_shared_memory_queue_t *q;
631 ip6_main_t *im = &ip6_main;
632 mfib_table_t *mfib_table;
633 fib_node_index_t *mfeip;
635 fib_route_path_encode_t *api_rpaths = NULL;
636 vl_api_ip6_mfib_dump_ctc_t ctx = {
640 q = vl_api_client_index_to_input_queue (mp->client_index);
646 pool_foreach (mfib_table, im->mfibs,
648 ip6_mfib_table_walk(&mfib_table->v6,
649 vl_api_ip6_mfib_table_dump_walk,
652 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
654 vec_foreach(mfeip, ctx.entries)
656 mfib_entry_get_prefix (*mfeip, &pfx);
657 mfib_entry_encode (*mfeip, &api_rpaths);
658 send_ip6_mfib_details (am, q,
659 mfib_table->mft_table_id,
663 vec_reset_length (api_rpaths);
664 vec_reset_length (ctx.entries);
669 vec_free (ctx.entries);
670 vec_free (api_rpaths);
674 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
677 vl_api_ip_punt_police_reply_t *rmp;
681 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
683 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
685 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
689 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t * mp,
692 vl_api_ip_punt_redirect_reply_t *rmp;
699 memset (&nh, 0, sizeof (nh));
703 memcpy (&nh.ip6, mp->nh, sizeof (nh.ip6));
705 ip6_punt_redirect_add (ntohl (mp->rx_sw_if_index),
706 ntohl (mp->tx_sw_if_index), &nh);
710 memcpy (&nh.ip4, mp->nh, sizeof (nh.ip4));
712 ip4_punt_redirect_add (ntohl (mp->rx_sw_if_index),
713 ntohl (mp->tx_sw_if_index), &nh);
720 ip6_punt_redirect_del (ntohl (mp->rx_sw_if_index));
724 ip4_punt_redirect_del (ntohl (mp->rx_sw_if_index));
728 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
732 vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp,
735 vl_api_ip_neighbor_add_del_reply_t *rmp;
736 vnet_main_t *vnm = vnet_get_main ();
739 VALIDATE_SW_IF_INDEX (mp);
741 stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ );
744 * there's no validation here of the ND/ARP entry being added.
745 * The expectation is that the FIB will ensure that nothing bad
746 * will come of adding bogus entries.
751 rv = vnet_set_ip6_ethernet_neighbor
752 (vm, ntohl (mp->sw_if_index),
753 (ip6_address_t *) (mp->dst_address),
754 mp->mac_address, sizeof (mp->mac_address), mp->is_static,
757 rv = vnet_unset_ip6_ethernet_neighbor
758 (vm, ntohl (mp->sw_if_index),
759 (ip6_address_t *) (mp->dst_address),
760 mp->mac_address, sizeof (mp->mac_address));
764 ethernet_arp_ip4_over_ethernet_address_t a;
766 clib_memcpy (&a.ethernet, mp->mac_address, 6);
767 clib_memcpy (&a.ip4, mp->dst_address, 4);
770 rv = vnet_arp_set_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index),
775 vnet_arp_unset_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index), &a);
780 BAD_SW_IF_INDEX_LABEL;
781 REPLY_MACRO (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY);
785 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
787 u32 fib_index, mfib_index;
790 * ignore action on the default table - this is always present
791 * and cannot be added nor deleted from the API
796 * The API holds only one lock on the table.
797 * i.e. it can be added many times via the API but needs to be
799 * The FIB index for unicast and multicast is not necessarily the
800 * same, since internal VPP systesm (like LISP and SR) create
801 * their own unicast tables.
803 fib_index = fib_table_find (fproto, table_id);
804 mfib_index = mfib_table_find (fproto, table_id);
808 fib_table_unlock (fib_index, fproto,
809 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
811 if (~0 != mfib_index)
813 mfib_table_unlock (mfib_index, fproto,
814 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
820 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
822 vl_api_ip_table_add_del_reply_t *rmp;
823 fib_protocol_t fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
824 u32 table_id = ntohl (mp->table_id);
829 ip_table_create (fproto, table_id, 1, mp->name);
833 ip_table_delete (fproto, table_id, 1);
836 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
840 add_del_route_t_handler (u8 is_multipath,
848 u32 classify_table_index,
850 u8 is_resolve_attached,
857 const fib_prefix_t * prefix,
858 dpo_proto_t next_hop_proto,
859 const ip46_address_t * next_hop,
861 u32 next_hop_sw_if_index,
862 u8 next_hop_fib_index,
864 u16 next_hop_preference,
865 mpls_label_t next_hop_via_label,
866 mpls_label_t * next_hop_out_label_stack)
868 vnet_classify_main_t *cm = &vnet_classify_main;
869 fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE;
870 fib_route_path_t path = {
871 .frp_proto = next_hop_proto,
872 .frp_addr = (NULL == next_hop ? zero_addr : *next_hop),
873 .frp_sw_if_index = next_hop_sw_if_index,
874 .frp_fib_index = next_hop_fib_index,
875 .frp_weight = next_hop_weight,
876 .frp_preference = next_hop_preference,
877 .frp_label_stack = next_hop_out_label_stack,
879 fib_route_path_t *paths = NULL;
880 fib_entry_flag_t entry_flags = FIB_ENTRY_FLAG_NONE;
883 * the special INVALID label meams we are not recursing via a
884 * label. Exp-null value is never a valid via-label so that
885 * also means it's not a via-label and means clients that set
886 * it to 0 by default get the expected behaviour
888 if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label))
890 path.frp_proto = DPO_PROTO_MPLS;
891 path.frp_local_label = next_hop_via_label;
892 path.frp_eos = MPLS_NON_EOS;
895 path.frp_proto = DPO_PROTO_ETHERNET;
897 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
898 if (is_resolve_attached)
899 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
901 path_flags |= FIB_ROUTE_PATH_INTF_RX;
903 path_flags |= FIB_ROUTE_PATH_RPF_ID;
904 if (is_source_lookup)
905 path_flags |= FIB_ROUTE_PATH_SOURCE_LOOKUP;
907 entry_flags |= FIB_ENTRY_FLAG_MULTICAST;
910 path_flags |= FIB_ROUTE_PATH_UDP_ENCAP;
911 path.frp_udp_encap_id = next_hop_id;
914 path.frp_flags = path_flags;
918 stats_dslock_with_hint (1 /* release hint */ , 10 /* tag */ );
921 vec_add1 (paths, path);
924 fib_table_entry_path_add2 (fib_index,
926 FIB_SOURCE_API, entry_flags, paths);
928 fib_table_entry_path_remove2 (fib_index,
929 prefix, FIB_SOURCE_API, paths);
936 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
938 if (is_drop || is_local || is_classify || is_unreach || is_prohibit)
941 * special route types that link directly to the adj
945 dpo_id_t dpo = DPO_INVALID;
948 dproto = fib_proto_to_dpo (prefix->fp_proto);
951 ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo);
953 receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo);
955 ip_null_dpo_add_and_lock (dproto,
956 IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo);
957 else if (is_prohibit)
958 ip_null_dpo_add_and_lock (dproto,
959 IP_NULL_ACTION_SEND_ICMP_PROHIBIT,
961 else if (is_classify)
963 if (pool_is_free_index (cm->tables,
964 ntohl (classify_table_index)))
967 return VNET_API_ERROR_NO_SUCH_TABLE;
970 dpo_set (&dpo, DPO_CLASSIFY, dproto,
971 classify_dpo_create (dproto,
972 ntohl (classify_table_index)));
977 return VNET_API_ERROR_NO_SUCH_TABLE;
980 fib_table_entry_special_dpo_update (fib_index,
983 FIB_ENTRY_FLAG_EXCLUSIVE, &dpo);
988 fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API);
995 vec_add1 (paths, path);
996 fib_table_entry_update (fib_index,
997 prefix, FIB_SOURCE_API, entry_flags, paths);
1002 fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API);
1011 add_del_route_check (fib_protocol_t table_proto,
1013 u32 next_hop_sw_if_index,
1014 dpo_proto_t next_hop_table_proto,
1015 u32 next_hop_table_id,
1016 u8 is_rpf_id, u32 * fib_index, u32 * next_hop_fib_index)
1018 vnet_main_t *vnm = vnet_get_main ();
1020 /* Temporaray whilst I do the CSIT dance */
1021 u8 create_missing_tables = 1;
1023 *fib_index = fib_table_find (table_proto, ntohl (table_id));
1024 if (~0 == *fib_index)
1026 if (create_missing_tables)
1028 *fib_index = fib_table_find_or_create_and_lock (table_proto,
1034 /* No such VRF, and we weren't asked to create one */
1035 return VNET_API_ERROR_NO_SUCH_FIB;
1039 if (!is_rpf_id && ~0 != ntohl (next_hop_sw_if_index))
1041 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1042 ntohl (next_hop_sw_if_index)))
1044 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1049 fib_protocol_t fib_nh_proto;
1051 if (next_hop_table_proto > DPO_PROTO_MPLS)
1054 fib_nh_proto = dpo_proto_to_fib (next_hop_table_proto);
1057 *next_hop_fib_index = mfib_table_find (fib_nh_proto,
1058 ntohl (next_hop_table_id));
1060 *next_hop_fib_index = fib_table_find (fib_nh_proto,
1061 ntohl (next_hop_table_id));
1063 if (~0 == *next_hop_fib_index)
1065 if (create_missing_tables)
1068 *next_hop_fib_index =
1069 mfib_table_find_or_create_and_lock (fib_nh_proto,
1071 (next_hop_table_id),
1074 *next_hop_fib_index =
1075 fib_table_find_or_create_and_lock (fib_nh_proto,
1077 (next_hop_table_id),
1082 /* No such VRF, and we weren't asked to create one */
1083 return VNET_API_ERROR_NO_SUCH_FIB;
1092 ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1094 u32 fib_index, next_hop_fib_index;
1095 mpls_label_t *label_stack = NULL;
1096 int rv, ii, n_labels;;
1098 rv = add_del_route_check (FIB_PROTOCOL_IP4,
1100 mp->next_hop_sw_if_index,
1102 mp->next_hop_table_id,
1103 0, &fib_index, &next_hop_fib_index);
1108 fib_prefix_t pfx = {
1109 .fp_len = mp->dst_address_length,
1110 .fp_proto = FIB_PROTOCOL_IP4,
1112 clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4));
1115 memset (&nh, 0, sizeof (nh));
1116 memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4));
1118 n_labels = mp->next_hop_n_out_labels;
1121 else if (1 == n_labels)
1122 vec_add1 (label_stack, ntohl (mp->next_hop_out_label_stack[0]));
1125 vec_validate (label_stack, n_labels - 1);
1126 for (ii = 0; ii < n_labels; ii++)
1127 label_stack[ii] = ntohl (mp->next_hop_out_label_stack[ii]);
1130 return (add_del_route_t_handler (mp->is_multipath,
1137 mp->classify_table_index,
1138 mp->is_resolve_host,
1139 mp->is_resolve_attached, 0, 0,
1141 mp->is_source_lookup,
1143 fib_index, &pfx, DPO_PROTO_IP4,
1145 ntohl (mp->next_hop_id),
1146 ntohl (mp->next_hop_sw_if_index),
1148 mp->next_hop_weight,
1149 mp->next_hop_preference,
1150 ntohl (mp->next_hop_via_label),
1155 ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1157 u32 fib_index, next_hop_fib_index;
1158 mpls_label_t *label_stack = NULL;
1159 int rv, ii, n_labels;;
1161 rv = add_del_route_check (FIB_PROTOCOL_IP6,
1163 mp->next_hop_sw_if_index,
1165 mp->next_hop_table_id,
1166 0, &fib_index, &next_hop_fib_index);
1171 fib_prefix_t pfx = {
1172 .fp_len = mp->dst_address_length,
1173 .fp_proto = FIB_PROTOCOL_IP6,
1175 clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6));
1178 memset (&nh, 0, sizeof (nh));
1179 memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6));
1181 n_labels = mp->next_hop_n_out_labels;
1184 else if (1 == n_labels)
1185 vec_add1 (label_stack, ntohl (mp->next_hop_out_label_stack[0]));
1188 vec_validate (label_stack, n_labels - 1);
1189 for (ii = 0; ii < n_labels; ii++)
1190 label_stack[ii] = ntohl (mp->next_hop_out_label_stack[ii]);
1193 return (add_del_route_t_handler (mp->is_multipath,
1200 mp->classify_table_index,
1201 mp->is_resolve_host,
1202 mp->is_resolve_attached, 0, 0,
1204 mp->is_source_lookup,
1206 fib_index, &pfx, DPO_PROTO_IP6,
1207 &nh, ntohl (mp->next_hop_id),
1208 ntohl (mp->next_hop_sw_if_index),
1210 mp->next_hop_weight,
1211 mp->next_hop_preference,
1212 ntohl (mp->next_hop_via_label),
1217 vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1219 vl_api_ip_add_del_route_reply_t *rmp;
1221 vnet_main_t *vnm = vnet_get_main ();
1226 rv = ip6_add_del_route_t_handler (mp);
1228 rv = ip4_add_del_route_t_handler (mp);
1230 rv = (rv == 0) ? vnm->api_errno : rv;
1232 REPLY_MACRO (VL_API_IP_ADD_DEL_ROUTE_REPLY);
1236 ip_table_create (fib_protocol_t fproto,
1237 u32 table_id, u8 is_api, const u8 * name)
1239 u32 fib_index, mfib_index;
1242 * ignore action on the default table - this is always present
1243 * and cannot be added nor deleted from the API
1248 * The API holds only one lock on the table.
1249 * i.e. it can be added many times via the API but needs to be
1250 * deleted only once.
1251 * The FIB index for unicast and multicast is not necessarily the
1252 * same, since internal VPP systesm (like LISP and SR) create
1253 * their own unicast tables.
1255 fib_index = fib_table_find (fproto, table_id);
1256 mfib_index = mfib_table_find (fproto, table_id);
1258 if (~0 == fib_index)
1260 fib_table_find_or_create_and_lock_w_name (fproto, table_id,
1263 FIB_SOURCE_CLI), name);
1265 if (~0 == mfib_index)
1267 mfib_table_find_or_create_and_lock_w_name (fproto, table_id,
1270 MFIB_SOURCE_CLI), name);
1276 add_del_mroute_check (fib_protocol_t table_proto,
1278 u32 next_hop_sw_if_index, u8 is_local, u32 * fib_index)
1280 vnet_main_t *vnm = vnet_get_main ();
1282 *fib_index = mfib_table_find (table_proto, ntohl (table_id));
1283 if (~0 == *fib_index)
1286 return VNET_API_ERROR_NO_SUCH_FIB;
1289 if (~0 != ntohl (next_hop_sw_if_index))
1291 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1292 ntohl (next_hop_sw_if_index)))
1294 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1302 mroute_add_del_handler (u8 is_add,
1305 const mfib_prefix_t * prefix,
1306 dpo_proto_t nh_proto,
1308 fib_rpf_id_t rpf_id,
1309 u32 next_hop_sw_if_index, u32 itf_flags, u32 bier_imp)
1311 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
1313 fib_route_path_t path = {
1314 .frp_sw_if_index = next_hop_sw_if_index,
1315 .frp_proto = nh_proto,
1319 path.frp_flags |= FIB_ROUTE_PATH_LOCAL;
1321 if (DPO_PROTO_BIER == nh_proto)
1323 path.frp_bier_imp = bier_imp;
1324 path.frp_flags = FIB_ROUTE_PATH_BIER_IMP;
1326 else if (!is_local && ~0 == next_hop_sw_if_index)
1328 mfib_table_entry_update (fib_index, prefix,
1329 MFIB_SOURCE_API, rpf_id, entry_flags);
1335 mfib_table_entry_path_update (fib_index, prefix,
1336 MFIB_SOURCE_API, &path, itf_flags);
1340 mfib_table_entry_path_remove (fib_index, prefix,
1341 MFIB_SOURCE_API, &path);
1350 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1352 fib_protocol_t fproto;
1353 dpo_proto_t nh_proto;
1357 nh_proto = mp->next_hop_afi;
1358 fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1359 rv = add_del_mroute_check (fproto,
1361 mp->next_hop_sw_if_index,
1362 mp->is_local, &fib_index);
1367 mfib_prefix_t pfx = {
1368 .fp_len = ntohs (mp->grp_address_length),
1372 if (FIB_PROTOCOL_IP4 == fproto)
1374 clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address,
1375 sizeof (pfx.fp_grp_addr.ip4));
1376 clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address,
1377 sizeof (pfx.fp_src_addr.ip4));
1381 clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address,
1382 sizeof (pfx.fp_grp_addr.ip6));
1383 clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address,
1384 sizeof (pfx.fp_src_addr.ip6));
1387 return (mroute_add_del_handler (mp->is_add,
1391 ntohl (mp->entry_flags),
1393 ntohl (mp->next_hop_sw_if_index),
1394 ntohl (mp->itf_flags),
1395 ntohl (mp->bier_imp)));
1399 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1401 vl_api_ip_mroute_add_del_reply_t *rmp;
1403 vnet_main_t *vnm = vnet_get_main ();
1407 rv = api_mroute_add_del_t_handler (mp);
1409 rv = (rv == 0) ? vnm->api_errno : rv;
1411 REPLY_MACRO (VL_API_IP_MROUTE_ADD_DEL_REPLY);
1415 send_ip_details (vpe_api_main_t * am,
1416 unix_shared_memory_queue_t * q, u32 sw_if_index,
1417 u8 is_ipv6, u32 context)
1419 vl_api_ip_details_t *mp;
1421 mp = vl_msg_api_alloc (sizeof (*mp));
1422 memset (mp, 0, sizeof (*mp));
1423 mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS);
1425 mp->sw_if_index = ntohl (sw_if_index);
1426 mp->is_ipv6 = is_ipv6;
1427 mp->context = context;
1429 vl_msg_api_send_shmem (q, (u8 *) & mp);
1433 send_ip_address_details (vpe_api_main_t * am,
1434 unix_shared_memory_queue_t * q,
1435 u8 * ip, u16 prefix_length,
1436 u32 sw_if_index, u8 is_ipv6, u32 context)
1438 vl_api_ip_address_details_t *mp;
1440 mp = vl_msg_api_alloc (sizeof (*mp));
1441 memset (mp, 0, sizeof (*mp));
1442 mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS);
1446 clib_memcpy (&mp->ip, ip, sizeof (mp->ip));
1450 u32 *tp = (u32 *) mp->ip;
1453 mp->prefix_length = prefix_length;
1454 mp->context = context;
1455 mp->sw_if_index = htonl (sw_if_index);
1456 mp->is_ipv6 = is_ipv6;
1458 vl_msg_api_send_shmem (q, (u8 *) & mp);
1462 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1464 vpe_api_main_t *am = &vpe_api_main;
1465 unix_shared_memory_queue_t *q;
1468 ip6_main_t *im6 = &ip6_main;
1469 ip4_main_t *im4 = &ip4_main;
1470 ip_lookup_main_t *lm6 = &im6->lookup_main;
1471 ip_lookup_main_t *lm4 = &im4->lookup_main;
1472 ip_interface_address_t *ia = 0;
1473 u32 sw_if_index = ~0;
1474 int rv __attribute__ ((unused)) = 0;
1476 VALIDATE_SW_IF_INDEX (mp);
1478 sw_if_index = ntohl (mp->sw_if_index);
1480 q = vl_api_client_index_to_input_queue (mp->client_index);
1487 foreach_ip_interface_address (lm6, ia, sw_if_index,
1488 1 /* honor unnumbered */,
1490 r6 = ip_interface_address_get_address (lm6, ia);
1491 u16 prefix_length = ia->address_length;
1492 send_ip_address_details(am, q, (u8*)r6, prefix_length,
1493 sw_if_index, 1, mp->context);
1500 foreach_ip_interface_address (lm4, ia, sw_if_index,
1501 1 /* honor unnumbered */,
1503 r4 = ip_interface_address_get_address (lm4, ia);
1504 u16 prefix_length = ia->address_length;
1505 send_ip_address_details(am, q, (u8*)r4, prefix_length,
1506 sw_if_index, 0, mp->context);
1510 BAD_SW_IF_INDEX_LABEL;
1514 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1516 vpe_api_main_t *am = &vpe_api_main;
1517 vnet_main_t *vnm = vnet_get_main ();
1518 vlib_main_t *vm = vlib_get_main ();
1519 vnet_interface_main_t *im = &vnm->interface_main;
1520 unix_shared_memory_queue_t *q;
1521 vnet_sw_interface_t *si, *sorted_sis;
1522 u32 sw_if_index = ~0;
1524 q = vl_api_client_index_to_input_queue (mp->client_index);
1530 /* Gather interfaces. */
1531 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1532 _vec_len (sorted_sis) = 0;
1534 pool_foreach (si, im->sw_interfaces,
1536 vec_add1 (sorted_sis, si[0]);
1540 vec_foreach (si, sorted_sis)
1542 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1544 if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index))
1548 sw_if_index = si->sw_if_index;
1549 send_ip_details (am, q, sw_if_index, mp->is_ipv6, mp->context);
1555 set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1557 vl_api_set_ip_flow_hash_reply_t *rmp;
1560 flow_hash_config_t flow_hash_config = 0;
1562 table_id = ntohl (mp->vrf_id);
1564 #define _(a,b) if (mp->a) flow_hash_config |= b;
1565 foreach_flow_hash_bit;
1568 rv = vnet_set_ip6_flow_hash (table_id, flow_hash_config);
1570 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1574 set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1576 vl_api_set_ip_flow_hash_reply_t *rmp;
1579 flow_hash_config_t flow_hash_config = 0;
1581 table_id = ntohl (mp->vrf_id);
1583 #define _(a,b) if (mp->a) flow_hash_config |= b;
1584 foreach_flow_hash_bit;
1587 rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config);
1589 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1594 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp)
1596 if (mp->is_ipv6 == 0)
1597 set_ip4_flow_hash (mp);
1599 set_ip6_flow_hash (mp);
1603 vl_api_sw_interface_ip6nd_ra_config_t_handler
1604 (vl_api_sw_interface_ip6nd_ra_config_t * mp)
1606 vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp;
1607 vlib_main_t *vm = vlib_get_main ();
1609 u8 is_no, suppress, managed, other, ll_option, send_unicast, cease,
1612 is_no = mp->is_no == 1;
1613 suppress = mp->suppress == 1;
1614 managed = mp->managed == 1;
1615 other = mp->other == 1;
1616 ll_option = mp->ll_option == 1;
1617 send_unicast = mp->send_unicast == 1;
1618 cease = mp->cease == 1;
1619 default_router = mp->default_router == 1;
1621 VALIDATE_SW_IF_INDEX (mp);
1623 rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index),
1624 suppress, managed, other,
1625 ll_option, send_unicast, cease,
1626 default_router, ntohl (mp->lifetime),
1627 ntohl (mp->initial_count),
1628 ntohl (mp->initial_interval),
1629 ntohl (mp->max_interval),
1630 ntohl (mp->min_interval), is_no);
1632 BAD_SW_IF_INDEX_LABEL;
1634 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY);
1638 vl_api_sw_interface_ip6nd_ra_prefix_t_handler
1639 (vl_api_sw_interface_ip6nd_ra_prefix_t * mp)
1641 vlib_main_t *vm = vlib_get_main ();
1642 vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp;
1644 u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink;
1646 VALIDATE_SW_IF_INDEX (mp);
1648 is_no = mp->is_no == 1;
1649 use_default = mp->use_default == 1;
1650 no_advertise = mp->no_advertise == 1;
1651 off_link = mp->off_link == 1;
1652 no_autoconfig = mp->no_autoconfig == 1;
1653 no_onlink = mp->no_onlink == 1;
1655 rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index),
1656 (ip6_address_t *) mp->address,
1657 mp->address_length, use_default,
1658 ntohl (mp->val_lifetime),
1659 ntohl (mp->pref_lifetime), no_advertise,
1660 off_link, no_autoconfig, no_onlink, is_no);
1662 BAD_SW_IF_INDEX_LABEL;
1663 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY);
1667 send_ip6nd_proxy_details (unix_shared_memory_queue_t * q,
1669 const ip46_address_t * addr, u32 sw_if_index)
1671 vl_api_ip6nd_proxy_details_t *mp;
1673 mp = vl_msg_api_alloc (sizeof (*mp));
1674 memset (mp, 0, sizeof (*mp));
1675 mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS);
1676 mp->context = context;
1677 mp->sw_if_index = htonl (sw_if_index);
1678 memcpy (mp->address, addr, 16);
1680 vl_msg_api_send_shmem (q, (u8 *) & mp);
1683 typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_
1686 } api_ip6nd_proxy_fib_table_walk_ctx_t;
1689 api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg)
1691 api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg;
1693 if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY))
1695 vec_add1 (ctx->indices, fei);
1702 vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp)
1704 ip6_main_t *im6 = &ip6_main;
1705 fib_table_t *fib_table;
1706 api_ip6nd_proxy_fib_table_walk_ctx_t ctx = {
1709 fib_node_index_t *feip;
1711 unix_shared_memory_queue_t *q;
1713 q = vl_api_client_index_to_input_queue (mp->client_index);
1720 pool_foreach (fib_table, im6->fibs,
1722 fib_table_walk(fib_table->ft_index,
1724 api_ip6nd_proxy_fib_table_walk,
1729 vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort);
1731 vec_foreach (feip, ctx.indices)
1733 fib_entry_get_prefix (*feip, &pfx);
1735 send_ip6nd_proxy_details (q,
1738 fib_entry_get_resolving_interface (*feip));
1741 vec_free (ctx.indices);
1745 vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp)
1747 vl_api_ip6nd_proxy_add_del_reply_t *rmp;
1750 VALIDATE_SW_IF_INDEX (mp);
1752 rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index),
1753 (ip6_address_t *) mp->address, mp->is_del);
1755 BAD_SW_IF_INDEX_LABEL;
1756 REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY);
1760 vl_api_sw_interface_ip6_enable_disable_t_handler
1761 (vl_api_sw_interface_ip6_enable_disable_t * mp)
1763 vlib_main_t *vm = vlib_get_main ();
1764 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
1765 vnet_main_t *vnm = vnet_get_main ();
1767 clib_error_t *error;
1771 VALIDATE_SW_IF_INDEX (mp);
1774 (mp->enable == 1) ? enable_ip6_interface (vm,
1775 ntohl (mp->sw_if_index)) :
1776 disable_ip6_interface (vm, ntohl (mp->sw_if_index));
1780 clib_error_report (error);
1781 rv = VNET_API_ERROR_UNSPECIFIED;
1785 rv = vnm->api_errno;
1788 BAD_SW_IF_INDEX_LABEL;
1790 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
1794 vl_api_sw_interface_ip6_set_link_local_address_t_handler
1795 (vl_api_sw_interface_ip6_set_link_local_address_t * mp)
1797 vlib_main_t *vm = vlib_get_main ();
1798 vl_api_sw_interface_ip6_set_link_local_address_reply_t *rmp;
1800 clib_error_t *error;
1801 vnet_main_t *vnm = vnet_get_main ();
1805 VALIDATE_SW_IF_INDEX (mp);
1807 error = set_ip6_link_local_address (vm,
1808 ntohl (mp->sw_if_index),
1809 (ip6_address_t *) mp->address);
1812 clib_error_report (error);
1813 rv = VNET_API_ERROR_UNSPECIFIED;
1817 rv = vnm->api_errno;
1820 BAD_SW_IF_INDEX_LABEL;
1822 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY);
1826 vl_mfib_signal_send_one (unix_shared_memory_queue_t * q,
1827 u32 context, const mfib_signal_t * mfs)
1829 vl_api_mfib_signal_details_t *mp;
1830 mfib_prefix_t prefix;
1834 mp = vl_msg_api_alloc (sizeof (*mp));
1836 memset (mp, 0, sizeof (*mp));
1837 mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS);
1838 mp->context = context;
1840 mfi = mfib_itf_get (mfs->mfs_itf);
1841 mfib_entry_get_prefix (mfs->mfs_entry, &prefix);
1842 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1844 mp->table_id = ntohl (mfib->mft_table_id);
1845 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1847 if (FIB_PROTOCOL_IP4 == prefix.fp_proto)
1849 mp->grp_address_len = ntohs (prefix.fp_len);
1851 memcpy (mp->grp_address, &prefix.fp_grp_addr.ip4, 4);
1852 if (prefix.fp_len > 32)
1854 memcpy (mp->src_address, &prefix.fp_src_addr.ip4, 4);
1859 mp->grp_address_len = ntohs (prefix.fp_len);
1864 if (0 != mfs->mfs_buffer_len)
1866 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1868 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1872 mp->ip_packet_len = 0;
1875 vl_msg_api_send_shmem (q, (u8 *) & mp);
1879 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1881 unix_shared_memory_queue_t *q;
1883 q = vl_api_client_index_to_input_queue (mp->client_index);
1889 while (q->cursize < q->maxsize && mfib_signal_send_one (q, mp->context))
1894 vl_api_ip_container_proxy_add_del_t_handler
1895 (vl_api_ip_container_proxy_add_del_t * mp)
1897 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1898 vnet_ip_container_proxy_args_t args;
1900 clib_error_t *error;
1902 memset (&args, 0, sizeof (args));
1903 ip_set (&args.prefix.fp_addr, mp->ip, mp->is_ip4);
1904 args.prefix.fp_len = mp->plen ? mp->plen : (mp->is_ip4 ? 32 : 128);
1905 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1906 args.is_add = mp->is_add;
1907 if ((error = vnet_ip_container_proxy_add_del (&args)))
1909 rv = clib_error_get_code (error);
1910 clib_error_report (error);
1913 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1917 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
1920 vl_api_ioam_enable_reply_t *rmp;
1921 clib_error_t *error;
1923 /* Ignoring the profile id as currently a single profile
1925 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
1926 mp->seqno, mp->analyse);
1929 clib_error_report (error);
1930 rv = clib_error_get_code (error);
1933 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
1937 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
1940 vl_api_ioam_disable_reply_t *rmp;
1941 clib_error_t *error;
1943 error = clear_ioam_rewrite_fn ();
1946 clib_error_report (error);
1947 rv = clib_error_get_code (error);
1950 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
1954 vl_api_ip_source_and_port_range_check_add_del_t_handler
1955 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
1957 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
1960 u8 is_ipv6 = mp->is_ipv6;
1961 u8 is_add = mp->is_add;
1962 u8 mask_length = mp->mask_length;
1963 ip4_address_t ip4_addr;
1964 ip6_address_t ip6_addr;
1966 u16 *high_ports = 0;
1968 u16 tmp_low, tmp_high;
1972 // Validate port range
1973 num_ranges = mp->number_of_ranges;
1974 if (num_ranges > 32)
1975 { // This is size of array in VPE.API
1976 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
1980 vec_reset_length (low_ports);
1981 vec_reset_length (high_ports);
1983 for (i = 0; i < num_ranges; i++)
1985 tmp_low = mp->low_ports[i];
1986 tmp_high = mp->high_ports[i];
1987 // If tmp_low <= tmp_high then only need to check tmp_low = 0
1988 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
1989 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
1991 rv = VNET_API_ERROR_INVALID_VALUE;
1994 vec_add1 (low_ports, tmp_low);
1995 vec_add1 (high_ports, tmp_high + 1);
1998 // Validate mask_length
1999 if ((is_ipv6 && mask_length > 128) || (!is_ipv6 && mask_length > 32))
2001 rv = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH;
2005 vrf_id = ntohl (mp->vrf_id);
2009 rv = VNET_API_ERROR_INVALID_VALUE;
2016 clib_memcpy (ip6_addr.as_u8, mp->address, sizeof (ip6_addr.as_u8));
2017 rv = ip6_source_and_port_range_check_add_del (&ip6_addr,
2021 high_ports, is_add);
2025 clib_memcpy (ip4_addr.data, mp->address, sizeof (ip4_addr));
2026 rv = ip4_source_and_port_range_check_add_del (&ip4_addr,
2030 high_ports, is_add);
2034 vec_free (low_ports);
2035 vec_free (high_ports);
2036 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
2040 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
2041 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
2043 vlib_main_t *vm = vlib_get_main ();
2044 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
2045 ip4_main_t *im = &ip4_main;
2048 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2049 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2053 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
2054 ntohl (mp->tcp_out_vrf_id);
2055 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
2056 ntohl (mp->udp_out_vrf_id);
2057 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
2058 ntohl (mp->tcp_in_vrf_id);
2059 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
2060 ntohl (mp->udp_in_vrf_id);
2063 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
2065 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
2067 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
2071 rv = VNET_API_ERROR_INVALID_VALUE;
2075 fib_index[i] = p[0];
2080 sw_if_index = ntohl (mp->sw_if_index);
2082 VALIDATE_SW_IF_INDEX (mp);
2085 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
2088 BAD_SW_IF_INDEX_LABEL;
2091 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
2094 #define IP4_ARP_EVENT 3
2095 #define IP6_ND_EVENT 4
2097 static int arp_change_delete_callback (u32 pool_index, u8 * notused);
2098 static int nd_change_delete_callback (u32 pool_index, u8 * notused);
2099 static vlib_node_registration_t ip_resolver_process_node;
2102 handle_ip4_arp_event (u32 pool_index)
2104 vpe_api_main_t *vam = &vpe_api_main;
2105 vnet_main_t *vnm = vam->vnet_main;
2106 vlib_main_t *vm = vam->vlib_main;
2107 vl_api_ip4_arp_event_t *event;
2108 vl_api_ip4_arp_event_t *mp;
2109 unix_shared_memory_queue_t *q;
2111 /* Client can cancel, die, etc. */
2112 if (pool_is_free_index (vam->arp_events, pool_index))
2115 event = pool_elt_at_index (vam->arp_events, pool_index);
2117 q = vl_api_client_index_to_input_queue (event->client_index);
2120 (void) vnet_add_del_ip4_arp_change_event
2121 (vnm, arp_change_delete_callback,
2122 event->pid, &event->address,
2123 ip_resolver_process_node.index, IP4_ARP_EVENT,
2124 ~0 /* pool index, notused */ , 0 /* is_add */ );
2128 if (q->cursize < q->maxsize)
2130 mp = vl_msg_api_alloc (sizeof (*mp));
2131 clib_memcpy (mp, event, sizeof (*mp));
2132 vl_msg_api_send_shmem (q, (u8 *) & mp);
2136 static f64 last_time;
2138 * Throttle syslog msgs.
2139 * It's pretty tempting to just revoke the registration...
2141 if (vlib_time_now (vm) > last_time + 10.0)
2143 clib_warning ("arp event for %U to pid %d: queue stuffed!",
2144 format_ip4_address, &event->address, event->pid);
2145 last_time = vlib_time_now (vm);
2151 handle_ip6_nd_event (u32 pool_index)
2153 vpe_api_main_t *vam = &vpe_api_main;
2154 vnet_main_t *vnm = vam->vnet_main;
2155 vlib_main_t *vm = vam->vlib_main;
2156 vl_api_ip6_nd_event_t *event;
2157 vl_api_ip6_nd_event_t *mp;
2158 unix_shared_memory_queue_t *q;
2160 /* Client can cancel, die, etc. */
2161 if (pool_is_free_index (vam->nd_events, pool_index))
2164 event = pool_elt_at_index (vam->nd_events, pool_index);
2166 q = vl_api_client_index_to_input_queue (event->client_index);
2169 (void) vnet_add_del_ip6_nd_change_event
2170 (vnm, nd_change_delete_callback,
2171 event->pid, &event->address,
2172 ip_resolver_process_node.index, IP6_ND_EVENT,
2173 ~0 /* pool index, notused */ , 0 /* is_add */ );
2177 if (q->cursize < q->maxsize)
2179 mp = vl_msg_api_alloc (sizeof (*mp));
2180 clib_memcpy (mp, event, sizeof (*mp));
2181 vl_msg_api_send_shmem (q, (u8 *) & mp);
2185 static f64 last_time;
2187 * Throttle syslog msgs.
2188 * It's pretty tempting to just revoke the registration...
2190 if (vlib_time_now (vm) > last_time + 10.0)
2192 clib_warning ("ip6 nd event for %U to pid %d: queue stuffed!",
2193 format_ip6_address, &event->address, event->pid);
2194 last_time = vlib_time_now (vm);
2200 resolver_process (vlib_main_t * vm,
2201 vlib_node_runtime_t * rt, vlib_frame_t * f)
2203 volatile f64 timeout = 100.0;
2204 volatile uword *event_data = 0;
2208 vlib_process_wait_for_event_or_clock (vm, timeout);
2211 vlib_process_get_events (vm, (uword **) & event_data);
2217 for (i = 0; i < vec_len (event_data); i++)
2218 handle_ip4_arp_event (event_data[i]);
2222 for (i = 0; i < vec_len (event_data); i++)
2223 handle_ip6_nd_event (event_data[i]);
2226 case ~0: /* timeout */
2230 vec_reset_length (event_data);
2232 return 0; /* or not */
2236 VLIB_REGISTER_NODE (ip_resolver_process_node,static) = {
2237 .function = resolver_process,
2238 .type = VLIB_NODE_TYPE_PROCESS,
2239 .name = "ip-route-resolver-process",
2244 nd_change_data_callback (u32 pool_index, u8 * new_mac,
2245 u32 sw_if_index, ip6_address_t * address)
2247 vpe_api_main_t *am = &vpe_api_main;
2248 vl_api_ip6_nd_event_t *event;
2250 if (pool_is_free_index (am->nd_events, pool_index))
2253 event = pool_elt_at_index (am->nd_events, pool_index);
2254 if (eth_mac_equal (event->new_mac, new_mac) &&
2255 sw_if_index == ntohl (event->sw_if_index))
2260 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2261 event->sw_if_index = htonl (sw_if_index);
2266 arp_change_delete_callback (u32 pool_index, u8 * notused)
2268 vpe_api_main_t *am = &vpe_api_main;
2270 if (pool_is_free_index (am->arp_events, pool_index))
2273 pool_put_index (am->arp_events, pool_index);
2278 nd_change_delete_callback (u32 pool_index, u8 * notused)
2280 vpe_api_main_t *am = &vpe_api_main;
2282 if (pool_is_free_index (am->nd_events, pool_index))
2285 pool_put_index (am->nd_events, pool_index);
2289 static vlib_node_registration_t wc_arp_process_node;
2292 { WC_ARP_REPORT, WC_ND_REPORT };
2295 wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
2297 /* These cross the longjmp boundry (vlib_process_wait_for_event)
2298 * and need to be volatile - to prevent them from being optimized into
2299 * a register - which could change during suspension */
2301 volatile wc_arp_report_t arp_prev = { 0 };
2302 volatile wc_nd_report_t nd_prev = { 0 };
2303 volatile f64 last_arp = vlib_time_now (vm);
2304 volatile f64 last_nd = vlib_time_now (vm);
2308 vlib_process_wait_for_event (vm);
2309 uword event_type = WC_ARP_REPORT;
2310 void *event_data = vlib_process_get_event_data (vm, &event_type);
2312 f64 now = vlib_time_now (vm);
2314 if (event_type == WC_ARP_REPORT)
2316 wc_arp_report_t *arp_events = event_data;
2317 for (i = 0; i < vec_len (arp_events); i++)
2319 /* discard dup event */
2320 if (arp_prev.ip4 == arp_events[i].ip4 &&
2321 eth_mac_equal ((u8 *) arp_prev.mac, arp_events[i].mac) &&
2322 arp_prev.sw_if_index == arp_events[i].sw_if_index &&
2323 (now - last_arp) < 10.0)
2327 arp_prev = arp_events[i];
2329 vpe_client_registration_t *reg;
2331 pool_foreach(reg, vpe_api_main.wc_ip4_arp_events_registrations,
2333 unix_shared_memory_queue_t *q;
2334 q = vl_api_client_index_to_input_queue (reg->client_index);
2335 if (q && q->cursize < q->maxsize)
2337 vl_api_ip4_arp_event_t * event = vl_msg_api_alloc (sizeof *event);
2338 memset (event, 0, sizeof *event);
2339 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2340 event->client_index = reg->client_index;
2341 event->pid = reg->client_pid;
2343 event->address = arp_events[i].ip4;
2344 event->sw_if_index = htonl(arp_events[i].sw_if_index);
2345 memcpy(event->new_mac, arp_events[i].mac, sizeof event->new_mac);
2346 vl_msg_api_send_shmem (q, (u8 *) &event);
2352 else if (event_type == WC_ND_REPORT)
2354 wc_nd_report_t *nd_events = event_data;
2355 for (i = 0; i < vec_len (nd_events); i++)
2357 /* discard dup event */
2358 if (ip6_address_is_equal
2359 ((ip6_address_t *) & nd_prev.ip6, &nd_events[i].ip6)
2360 && eth_mac_equal ((u8 *) nd_prev.mac, nd_events[i].mac)
2361 && nd_prev.sw_if_index == nd_events[i].sw_if_index
2362 && (now - last_nd) < 10.0)
2366 nd_prev = nd_events[i];
2368 vpe_client_registration_t *reg;
2370 pool_foreach(reg, vpe_api_main.wc_ip6_nd_events_registrations,
2372 unix_shared_memory_queue_t *q;
2373 q = vl_api_client_index_to_input_queue (reg->client_index);
2374 if (q && q->cursize < q->maxsize)
2376 vl_api_ip6_nd_event_t * event = vl_msg_api_alloc (sizeof *event);
2377 memset (event, 0, sizeof *event);
2378 event->_vl_msg_id = htons (VL_API_IP6_ND_EVENT);
2379 event->client_index = reg->client_index;
2380 event->pid = reg->client_pid;
2382 memcpy(event->address, nd_events[i].ip6.as_u8, sizeof event->address);
2383 event->sw_if_index = htonl(nd_events[i].sw_if_index);
2384 memcpy(event->new_mac, nd_events[i].mac, sizeof event->new_mac);
2385 vl_msg_api_send_shmem (q, (u8 *) &event);
2391 vlib_process_put_event_data (vm, event_data);
2398 VLIB_REGISTER_NODE (wc_arp_process_node,static) = {
2399 .function = wc_arp_process,
2400 .type = VLIB_NODE_TYPE_PROCESS,
2401 .name = "wildcard-ip4-arp-publisher-process",
2406 arp_change_data_callback (u32 pool_index, u8 * new_mac,
2407 u32 sw_if_index, u32 address)
2409 vpe_api_main_t *am = &vpe_api_main;
2410 vl_api_ip4_arp_event_t *event;
2412 if (pool_is_free_index (am->arp_events, pool_index))
2415 event = pool_elt_at_index (am->arp_events, pool_index);
2416 if (eth_mac_equal (event->new_mac, new_mac) &&
2417 sw_if_index == ntohl (event->sw_if_index))
2422 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2423 event->sw_if_index = htonl (sw_if_index);
2428 vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp)
2430 vpe_api_main_t *am = &vpe_api_main;
2431 vnet_main_t *vnm = vnet_get_main ();
2432 vl_api_want_ip4_arp_events_reply_t *rmp;
2435 if (mp->address == 0)
2438 hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index);
2439 vpe_client_registration_t *rp;
2442 if (mp->enable_disable)
2444 clib_warning ("pid %d: already enabled...", mp->pid);
2445 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2451 pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2452 pool_put (am->wc_ip4_arp_events_registrations, rp);
2453 hash_unset (am->wc_ip4_arp_events_registration_hash,
2455 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2456 wc_arp_set_publisher_node (~0, WC_ARP_REPORT);
2460 if (mp->enable_disable == 0)
2462 clib_warning ("pid %d: already disabled...", mp->pid);
2463 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2466 pool_get (am->wc_ip4_arp_events_registrations, rp);
2467 rp->client_index = mp->client_index;
2468 rp->client_pid = mp->pid;
2469 hash_set (am->wc_ip4_arp_events_registration_hash, rp->client_index,
2470 rp - am->wc_ip4_arp_events_registrations);
2471 wc_arp_set_publisher_node (wc_arp_process_node.index, WC_ARP_REPORT);
2475 if (mp->enable_disable)
2477 vl_api_ip4_arp_event_t *event;
2478 pool_get (am->arp_events, event);
2479 rv = vnet_add_del_ip4_arp_change_event
2480 (vnm, arp_change_data_callback,
2481 mp->pid, &mp->address /* addr, in net byte order */ ,
2482 ip_resolver_process_node.index,
2483 IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ );
2487 pool_put (am->arp_events, event);
2490 memset (event, 0, sizeof (*event));
2492 /* Python API expects events to have no context */
2493 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2494 event->client_index = mp->client_index;
2495 event->address = mp->address;
2496 event->pid = mp->pid;
2497 if (mp->address == 0)
2502 rv = vnet_add_del_ip4_arp_change_event
2503 (vnm, arp_change_delete_callback,
2504 mp->pid, &mp->address /* addr, in net byte order */ ,
2505 ip_resolver_process_node.index,
2506 IP4_ARP_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2509 REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY);
2513 vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp)
2515 vpe_api_main_t *am = &vpe_api_main;
2516 vnet_main_t *vnm = vnet_get_main ();
2517 vl_api_want_ip6_nd_events_reply_t *rmp;
2520 if (ip6_address_is_zero ((ip6_address_t *) mp->address))
2523 hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index);
2524 vpe_client_registration_t *rp;
2527 if (mp->enable_disable)
2529 clib_warning ("pid %d: already enabled...", mp->pid);
2530 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2536 pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2537 pool_put (am->wc_ip6_nd_events_registrations, rp);
2538 hash_unset (am->wc_ip6_nd_events_registration_hash,
2540 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2541 wc_nd_set_publisher_node (~0, 2);
2545 if (mp->enable_disable == 0)
2547 clib_warning ("pid %d: already disabled...", mp->pid);
2548 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2551 pool_get (am->wc_ip6_nd_events_registrations, rp);
2552 rp->client_index = mp->client_index;
2553 rp->client_pid = mp->pid;
2554 hash_set (am->wc_ip6_nd_events_registration_hash, rp->client_index,
2555 rp - am->wc_ip6_nd_events_registrations);
2556 wc_nd_set_publisher_node (wc_arp_process_node.index, WC_ND_REPORT);
2560 if (mp->enable_disable)
2562 vl_api_ip6_nd_event_t *event;
2563 pool_get (am->nd_events, event);
2565 rv = vnet_add_del_ip6_nd_change_event
2566 (vnm, nd_change_data_callback,
2567 mp->pid, mp->address /* addr, in net byte order */ ,
2568 ip_resolver_process_node.index,
2569 IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ );
2573 pool_put (am->nd_events, event);
2576 memset (event, 0, sizeof (*event));
2578 event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT);
2579 event->client_index = mp->client_index;
2580 clib_memcpy (event->address, mp->address, sizeof event->address);
2581 event->pid = mp->pid;
2585 rv = vnet_add_del_ip6_nd_change_event
2586 (vnm, nd_change_delete_callback,
2587 mp->pid, mp->address /* addr, in net byte order */ ,
2588 ip_resolver_process_node.index,
2589 IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2592 REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY);
2596 vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
2598 vl_api_proxy_arp_add_del_reply_t *rmp;
2601 ip4_main_t *im = &ip4_main;
2602 stats_main_t *sm = &stats_main;
2603 int vnet_proxy_arp_add_del (ip4_address_t * lo_addr,
2604 ip4_address_t * hi_addr,
2605 u32 fib_index, int is_del);
2608 dslock (sm, 1 /* release hint */ , 6 /* tag */ );
2610 p = hash_get (im->fib_index_by_table_id, ntohl (mp->vrf_id));
2614 rv = VNET_API_ERROR_NO_SUCH_FIB;
2620 rv = vnet_proxy_arp_add_del ((ip4_address_t *) mp->low_address,
2621 (ip4_address_t *) mp->hi_address,
2622 fib_index, mp->is_add == 0);
2626 REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY);
2630 vl_api_proxy_arp_intfc_enable_disable_t_handler
2631 (vl_api_proxy_arp_intfc_enable_disable_t * mp)
2634 vnet_main_t *vnm = vnet_get_main ();
2635 vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp;
2637 VALIDATE_SW_IF_INDEX (mp);
2639 vnet_sw_interface_t *si =
2640 vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
2644 if (mp->enable_disable)
2645 si->flags |= VNET_SW_INTERFACE_FLAG_PROXY_ARP;
2647 si->flags &= ~VNET_SW_INTERFACE_FLAG_PROXY_ARP;
2649 BAD_SW_IF_INDEX_LABEL;
2651 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
2655 ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2657 vnet_main_t *vnm = vnet_get_main ();
2658 vnet_interface_main_t *im = &vnm->interface_main;
2659 ip4_main_t *im4 = &ip4_main;
2660 static u32 *sw_if_indices_to_shut;
2661 stats_main_t *sm = &stats_main;
2662 fib_table_t *fib_table;
2666 int rv = VNET_API_ERROR_NO_SUCH_FIB;
2667 u32 target_fib_id = ntohl (mp->vrf_id);
2669 dslock (sm, 1 /* release hint */ , 8 /* tag */ );
2672 pool_foreach (fib_table, im4->fibs,
2674 vnet_sw_interface_t * si;
2676 fib = pool_elt_at_index (im4->v4_fibs, fib_table->ft_index);
2678 if (fib->table_id != target_fib_id)
2681 /* remove any mpls encap/decap labels */
2682 mpls_fib_reset_labels (fib->table_id);
2684 /* remove any proxy arps in this fib */
2685 vnet_proxy_arp_fib_reset (fib->table_id);
2687 /* Set the flow hash for this fib to the default */
2688 vnet_set_ip4_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
2690 vec_reset_length (sw_if_indices_to_shut);
2692 /* Shut down interfaces in this FIB / clean out intfc routes */
2693 pool_foreach (si, im->sw_interfaces,
2695 u32 sw_if_index = si->sw_if_index;
2697 if (sw_if_index < vec_len (im4->fib_index_by_sw_if_index)
2698 && (im4->fib_index_by_sw_if_index[si->sw_if_index] ==
2700 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
2703 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
2704 sw_if_index = sw_if_indices_to_shut[i];
2706 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
2707 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
2708 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
2711 fib_table_flush(fib->index, FIB_PROTOCOL_IP4, FIB_SOURCE_API);
2715 })); /* pool_foreach (fib) */
2723 ip6_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2725 vnet_main_t *vnm = vnet_get_main ();
2726 vnet_interface_main_t *im = &vnm->interface_main;
2727 ip6_main_t *im6 = &ip6_main;
2728 stats_main_t *sm = &stats_main;
2729 static u32 *sw_if_indices_to_shut;
2730 fib_table_t *fib_table;
2734 int rv = VNET_API_ERROR_NO_SUCH_FIB;
2735 u32 target_fib_id = ntohl (mp->vrf_id);
2737 dslock (sm, 1 /* release hint */ , 9 /* tag */ );
2740 pool_foreach (fib_table, im6->fibs,
2742 vnet_sw_interface_t * si;
2744 fib = pool_elt_at_index (im6->v6_fibs, fib_table->ft_index);
2746 if (fib->table_id != target_fib_id)
2749 vec_reset_length (sw_if_indices_to_shut);
2751 /* Set the flow hash for this fib to the default */
2752 vnet_set_ip6_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
2754 /* Shut down interfaces in this FIB / clean out intfc routes */
2755 pool_foreach (si, im->sw_interfaces,
2757 if (im6->fib_index_by_sw_if_index[si->sw_if_index] ==
2759 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
2762 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
2763 sw_if_index = sw_if_indices_to_shut[i];
2765 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
2766 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
2767 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
2770 fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API);
2774 })); /* pool_foreach (fib) */
2782 vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2785 vl_api_reset_fib_reply_t *rmp;
2788 rv = ip6_reset_fib_t_handler (mp);
2790 rv = ip4_reset_fib_t_handler (mp);
2792 REPLY_MACRO (VL_API_RESET_FIB_REPLY);
2796 vl_api_set_arp_neighbor_limit_t_handler (vl_api_set_arp_neighbor_limit_t * mp)
2799 vl_api_set_arp_neighbor_limit_reply_t *rmp;
2800 vnet_main_t *vnm = vnet_get_main ();
2801 clib_error_t *error;
2806 error = ip6_set_neighbor_limit (ntohl (mp->arp_neighbor_limit));
2808 error = ip4_set_arp_limit (ntohl (mp->arp_neighbor_limit));
2812 clib_error_report (error);
2813 rv = VNET_API_ERROR_UNSPECIFIED;
2817 rv = vnm->api_errno;
2820 REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY);
2823 #define vl_msg_name_crc_list
2824 #include <vnet/ip/ip.api.h>
2825 #undef vl_msg_name_crc_list
2828 setup_message_id_table (api_main_t * am)
2830 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
2831 foreach_vl_msg_name_crc_ip;
2835 static clib_error_t *
2836 ip_api_hookup (vlib_main_t * vm)
2838 api_main_t *am = &api_main;
2841 vl_msg_api_set_handlers(VL_API_##N, #n, \
2842 vl_api_##n##_t_handler, \
2844 vl_api_##n##_t_endian, \
2845 vl_api_##n##_t_print, \
2846 sizeof(vl_api_##n##_t), 1);
2851 * Set up the (msg_name, crc, message-id) table
2853 setup_message_id_table (am);
2858 VLIB_API_INIT_FUNCTION (ip_api_hookup);
2861 * fd.io coding-style-patch-verification: ON
2864 * eval: (c-set-style "gnu")