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/ethernet/ethernet_types_api.h>
27 #include <vnet/ip/ip.h>
28 #include <vnet/ip/ip_types_api.h>
29 #include <vnet/ip/ip_punt_drop.h>
30 #include <vnet/ip/ip_types_api.h>
31 #include <vnet/ip/ip_path_mtu.h>
32 #include <vnet/fib/fib_table.h>
33 #include <vnet/fib/fib_api.h>
34 #include <vnet/ethernet/arp_packet.h>
35 #include <vnet/mfib/ip6_mfib.h>
36 #include <vnet/mfib/ip4_mfib.h>
37 #include <vnet/mfib/mfib_signal.h>
38 #include <vnet/mfib/mfib_entry.h>
39 #include <vnet/mfib/mfib_api.h>
40 #include <vnet/ip/ip_source_and_port_range_check.h>
41 #include <vnet/fib/fib_path_list.h>
42 #include <vnet/ip/ip6_hop_by_hop.h>
43 #include <vnet/ip/ip6_link.h>
44 #include <vnet/ip/reass/ip4_sv_reass.h>
45 #include <vnet/ip/reass/ip4_full_reass.h>
46 #include <vnet/ip/reass/ip6_sv_reass.h>
47 #include <vnet/ip/reass/ip6_full_reass.h>
48 #include <vnet/ip/ip_table.h>
49 #include <vnet/ip/ip_container_proxy.h>
51 #include <vnet/format_fns.h>
52 #include <vnet/ip/ip.api_enum.h>
53 #include <vnet/ip/ip.api_types.h>
55 #define REPLY_MSG_ID_BASE ip4_main.msg_id_base
56 #include <vlibapi/api_helper_macros.h>
59 vl_api_sw_interface_ip6_enable_disable_t_handler
60 (vl_api_sw_interface_ip6_enable_disable_t * mp)
62 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
65 VALIDATE_SW_IF_INDEX (mp);
67 rv = ((mp->enable == 1) ?
68 ip6_link_enable (ntohl (mp->sw_if_index), NULL) :
69 ip6_link_disable (ntohl (mp->sw_if_index)));
71 BAD_SW_IF_INDEX_LABEL;
73 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
77 send_ip_table_details (vpe_api_main_t * am,
78 vl_api_registration_t * reg,
79 u32 context, const fib_table_t * table)
81 vl_api_ip_table_details_t *mp;
83 mp = vl_msg_api_alloc (sizeof (*mp));
86 clib_memset (mp, 0, sizeof (*mp));
87 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_TABLE_DETAILS);
88 mp->context = context;
90 mp->table.is_ip6 = (table->ft_proto == FIB_PROTOCOL_IP6);
91 mp->table.table_id = htonl (table->ft_table_id);
92 memcpy (mp->table.name, table->ft_desc,
93 clib_min (vec_len (table->ft_desc), sizeof (mp->table.name)));
95 vl_api_send_msg (reg, (u8 *) mp);
99 vl_api_ip_table_dump_t_handler (vl_api_ip_table_dump_t * mp)
101 vpe_api_main_t *am = &vpe_api_main;
102 vl_api_registration_t *reg;
103 fib_table_t *fib_table;
105 reg = vl_api_client_index_to_registration (mp->client_index);
109 pool_foreach (fib_table, ip4_main.fibs)
111 send_ip_table_details(am, reg, mp->context, fib_table);
113 pool_foreach (fib_table, ip6_main.fibs)
115 /* don't send link locals */
116 if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL)
118 send_ip_table_details(am, reg, mp->context, fib_table);
122 typedef struct vl_api_ip_fib_dump_walk_ctx_t_
124 fib_node_index_t *feis;
125 } vl_api_ip_fib_dump_walk_ctx_t;
127 static fib_table_walk_rc_t
128 vl_api_ip_fib_dump_walk (fib_node_index_t fei, void *arg)
130 vl_api_ip_fib_dump_walk_ctx_t *ctx = arg;
132 vec_add1 (ctx->feis, fei);
134 return (FIB_TABLE_WALK_CONTINUE);
138 send_ip_route_details (vpe_api_main_t * am,
139 vl_api_registration_t * reg,
140 u32 context, fib_node_index_t fib_entry_index)
142 fib_route_path_t *rpaths, *rpath;
143 vl_api_ip_route_details_t *mp;
144 const fib_prefix_t *pfx;
145 vl_api_fib_path_t *fp;
149 pfx = fib_entry_get_prefix (fib_entry_index);
150 rpaths = fib_entry_encode (fib_entry_index);
152 path_count = vec_len (rpaths);
153 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
156 clib_memset (mp, 0, sizeof (*mp));
157 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_ROUTE_DETAILS);
158 mp->context = context;
160 ip_prefix_encode (pfx, &mp->route.prefix);
162 htonl (fib_table_get_table_id
163 (fib_entry_get_fib_index (fib_entry_index), pfx->fp_proto));
164 mp->route.n_paths = path_count;
165 mp->route.stats_index =
166 htonl (fib_table_entry_get_stats_index
167 (fib_entry_get_fib_index (fib_entry_index), pfx));
169 fp = mp->route.paths;
170 vec_foreach (rpath, rpaths)
172 fib_api_path_encode (rpath, fp);
176 vl_api_send_msg (reg, (u8 *) mp);
181 send_ip_route_v2_details (vpe_api_main_t *am, vl_api_registration_t *reg,
182 u32 context, fib_node_index_t fib_entry_index)
184 fib_route_path_t *rpaths, *rpath;
185 vl_api_ip_route_v2_details_t *mp;
186 const fib_prefix_t *pfx;
187 vl_api_fib_path_t *fp;
191 pfx = fib_entry_get_prefix (fib_entry_index);
192 rpaths = fib_entry_encode (fib_entry_index);
194 path_count = vec_len (rpaths);
195 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
198 clib_memset (mp, 0, sizeof (*mp));
199 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_ROUTE_V2_DETAILS);
200 mp->context = context;
202 ip_prefix_encode (pfx, &mp->route.prefix);
203 mp->route.table_id = htonl (fib_table_get_table_id (
204 fib_entry_get_fib_index (fib_entry_index), pfx->fp_proto));
205 mp->route.n_paths = path_count;
206 mp->route.src = fib_entry_get_best_source (fib_entry_index);
207 mp->route.stats_index = htonl (fib_table_entry_get_stats_index (
208 fib_entry_get_fib_index (fib_entry_index), pfx));
210 fp = mp->route.paths;
211 vec_foreach (rpath, rpaths)
213 fib_api_path_encode (rpath, fp);
217 vl_api_send_msg (reg, (u8 *) mp);
221 typedef struct apt_ip6_fib_show_ctx_t_
223 fib_node_index_t *entries;
224 } api_ip6_fib_show_ctx_t;
227 vl_api_ip_route_dump_t_handler (vl_api_ip_route_dump_t * mp)
229 vpe_api_main_t *am = &vpe_api_main;
230 fib_node_index_t *fib_entry_index;
231 vl_api_registration_t *reg;
232 fib_protocol_t fproto;
235 reg = vl_api_client_index_to_registration (mp->client_index);
239 vl_api_ip_fib_dump_walk_ctx_t ctx = {
243 fproto = (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
244 fib_index = fib_table_find (fproto, ntohl (mp->table.table_id));
246 if (INDEX_INVALID == fib_index)
249 fib_table_walk (fib_index, fproto, vl_api_ip_fib_dump_walk, &ctx);
251 vec_foreach (fib_entry_index, ctx.feis)
253 send_ip_route_details (am, reg, mp->context, *fib_entry_index);
260 vl_api_ip_route_v2_dump_t_handler (vl_api_ip_route_v2_dump_t *mp)
262 vpe_api_main_t *am = &vpe_api_main;
263 fib_node_index_t *fib_entry_index;
264 vl_api_registration_t *reg;
265 fib_protocol_t fproto;
269 reg = vl_api_client_index_to_registration (mp->client_index);
273 vl_api_ip_fib_dump_walk_ctx_t ctx = {
277 fproto = (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
278 fib_index = fib_table_find (fproto, ntohl (mp->table.table_id));
281 if (INDEX_INVALID == fib_index)
285 fib_table_walk_w_src (fib_index, fproto, src, vl_api_ip_fib_dump_walk,
288 fib_table_walk (fib_index, fproto, vl_api_ip_fib_dump_walk, &ctx);
290 vec_foreach (fib_entry_index, ctx.feis)
292 send_ip_route_v2_details (am, reg, mp->context, *fib_entry_index);
299 send_ip_mtable_details (vl_api_registration_t * reg,
300 u32 context, const mfib_table_t * mfib_table)
302 vl_api_ip_mtable_details_t *mp;
304 mp = vl_msg_api_alloc (sizeof (*mp));
307 memset (mp, 0, sizeof (*mp));
308 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_MTABLE_DETAILS);
309 mp->context = context;
311 mp->table.table_id = htonl (mfib_table->mft_table_id);
312 mp->table.is_ip6 = (FIB_PROTOCOL_IP6 == mfib_table->mft_proto);
314 vl_api_send_msg (reg, (u8 *) mp);
318 vl_api_ip_mtable_dump_t_handler (vl_api_ip_mtable_dump_t * mp)
320 vl_api_registration_t *reg;
321 mfib_table_t *mfib_table;
323 reg = vl_api_client_index_to_registration (mp->client_index);
327 pool_foreach (mfib_table, ip4_main.mfibs)
329 send_ip_mtable_details (reg, mp->context, mfib_table);
331 pool_foreach (mfib_table, ip6_main.mfibs)
333 send_ip_mtable_details (reg, mp->context, mfib_table);
337 typedef struct vl_api_ip_mfib_dump_ctx_t_
339 fib_node_index_t *entries;
340 } vl_api_ip_mfib_dump_ctx_t;
343 mfib_route_dump_walk (fib_node_index_t fei, void *arg)
345 vl_api_ip_mfib_dump_ctx_t *ctx = arg;
347 vec_add1 (ctx->entries, fei);
349 return (WALK_CONTINUE);
353 send_ip_mroute_details (vpe_api_main_t * am,
354 vl_api_registration_t * reg,
355 u32 context, fib_node_index_t mfib_entry_index)
357 fib_route_path_t *rpaths, *rpath;
358 vl_api_ip_mroute_details_t *mp;
359 const mfib_prefix_t *pfx;
360 vl_api_mfib_path_t *fp;
364 pfx = mfib_entry_get_prefix (mfib_entry_index);
365 rpaths = mfib_entry_encode (mfib_entry_index);
367 path_count = vec_len (rpaths);
368 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
371 clib_memset (mp, 0, sizeof (*mp));
372 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_MROUTE_DETAILS);
373 mp->context = context;
375 ip_mprefix_encode (pfx, &mp->route.prefix);
377 htonl (mfib_table_get_table_id
378 (mfib_entry_get_fib_index (mfib_entry_index), pfx->fp_proto));
379 mp->route.n_paths = path_count;
380 fp = mp->route.paths;
381 vec_foreach (rpath, rpaths)
383 mfib_api_path_encode (rpath, fp);
387 vl_api_send_msg (reg, (u8 *) mp);
392 vl_api_ip_mroute_dump_t_handler (vl_api_ip_mroute_dump_t * mp)
394 vpe_api_main_t *am = &vpe_api_main;
395 vl_api_registration_t *reg;
396 fib_node_index_t *mfeip;
397 fib_protocol_t fproto;
400 vl_api_ip_mfib_dump_ctx_t ctx = {
404 reg = vl_api_client_index_to_registration (mp->client_index);
408 fproto = fib_ip_proto (mp->table.is_ip6);
409 fib_index = mfib_table_find (fproto, ntohl (mp->table.table_id));
411 if (INDEX_INVALID == fib_index)
414 mfib_table_walk (fib_index, fproto, mfib_route_dump_walk, &ctx);
416 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
418 vec_foreach (mfeip, ctx.entries)
420 send_ip_mroute_details (am, reg, mp->context, *mfeip);
423 vec_free (ctx.entries);
427 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
430 vl_api_ip_punt_police_reply_t *rmp;
434 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
436 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
438 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
442 ip_punt_redirect_t_handler_common (u8 is_add, u32 rx_sw_if_index,
443 ip_address_family_t af,
444 const fib_route_path_t *rpaths)
449 ip6_punt_redirect_add_paths (rx_sw_if_index, rpaths);
450 else if (af == AF_IP4)
451 ip4_punt_redirect_add_paths (rx_sw_if_index, rpaths);
456 ip6_punt_redirect_del (rx_sw_if_index);
457 else if (af == AF_IP4)
458 ip4_punt_redirect_del (rx_sw_if_index);
463 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t *mp,
466 vl_api_ip_punt_redirect_reply_t *rmp;
467 fib_route_path_t *rpaths = NULL, rpath = {
471 ip_address_family_t af;
476 if (!vnet_sw_if_index_is_api_valid (ntohl (mp->punt.tx_sw_if_index)))
477 goto bad_sw_if_index;
479 ipv = ip_address_decode (&mp->punt.nh, &rpath.frp_addr);
480 af = (ipv == IP46_TYPE_IP6) ? AF_IP6 : AF_IP4;
481 rpath.frp_proto = (ipv == IP46_TYPE_IP6) ? DPO_PROTO_IP6 : DPO_PROTO_IP4;
482 rpath.frp_sw_if_index = ntohl (mp->punt.tx_sw_if_index);
483 rx_sw_if_index = ntohl (mp->punt.rx_sw_if_index);
485 vec_add1 (rpaths, rpath);
486 ip_punt_redirect_t_handler_common (mp->is_add, rx_sw_if_index, af, rpaths);
489 BAD_SW_IF_INDEX_LABEL;
491 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
495 vl_api_add_del_ip_punt_redirect_v2_t_handler (
496 vl_api_add_del_ip_punt_redirect_v2_t *mp, vlib_main_t *vm)
498 vl_api_add_del_ip_punt_redirect_v2_reply_t *rmp;
499 fib_route_path_t *rpaths = NULL, *rpath;
500 vl_api_fib_path_t *apath;
501 ip_address_family_t af;
502 u32 rx_sw_if_index, n_paths;
505 rx_sw_if_index = ntohl (mp->punt.rx_sw_if_index);
506 n_paths = ntohl (mp->punt.n_paths);
508 rv = ip_address_family_decode (mp->punt.af, &af);
514 vec_validate (rpaths, n_paths - 1);
517 for (ii = 0; ii < n_paths; ii++)
519 apath = &mp->punt.paths[ii];
522 rv = fib_api_path_decode (apath, rpath);
528 ip_punt_redirect_t_handler_common (mp->is_add, rx_sw_if_index, af, rpaths);
533 REPLY_MACRO (VL_API_ADD_DEL_IP_PUNT_REDIRECT_V2_REPLY);
536 static clib_error_t *
537 call_elf_section_ip_table_callbacks (vnet_main_t * vnm, u32 table_id,
539 _vnet_ip_table_function_list_elt_t **
542 _vnet_ip_table_function_list_elt_t *elt;
543 vnet_ip_table_function_priority_t prio;
544 clib_error_t *error = 0;
546 for (prio = VNET_IP_TABLE_FUNC_PRIORITY_LOW;
547 prio <= VNET_IP_TABLE_FUNC_PRIORITY_HIGH; prio++)
553 error = elt->fp (vnm, table_id, flags);
556 elt = elt->next_ip_table_function;
563 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
565 u32 fib_index, mfib_index;
566 vnet_main_t *vnm = vnet_get_main ();
569 * ignore action on the default table - this is always present
570 * and cannot be added nor deleted from the API
575 * The API holds only one lock on the table.
576 * i.e. it can be added many times via the API but needs to be
578 * The FIB index for unicast and multicast is not necessarily the
579 * same, since internal VPP systesm (like LISP and SR) create
580 * their own unicast tables.
582 fib_index = fib_table_find (fproto, table_id);
583 mfib_index = mfib_table_find (fproto, table_id);
585 if ((~0 != fib_index) || (~0 != mfib_index))
586 call_elf_section_ip_table_callbacks (vnm, table_id, 0 /* is_add */ ,
587 vnm->ip_table_add_del_functions);
591 fib_table_unlock (fib_index, fproto,
592 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
594 if (~0 != mfib_index)
596 mfib_table_unlock (mfib_index, fproto,
597 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
603 * Returns an unused table id, and ~0 if it can't find one.
606 ip_table_get_unused_id (fib_protocol_t fproto)
610 /* limit to 1M tries */
611 for (j = 0; j < 1 << 10; j++)
613 seed = random_u32 (&seed);
614 for (i = 0; i < 1 << 10; i++)
616 /* look around randomly generated id */
617 seed += (2 * (i % 2) - 1) * i;
620 if (fib_table_find (fproto, seed) == ~0)
629 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
631 vl_api_ip_table_add_del_reply_t *rmp;
632 fib_protocol_t fproto = (mp->table.is_ip6 ?
633 FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
634 u32 table_id = ntohl (mp->table.table_id);
639 ip_table_create (fproto, table_id, 1, mp->table.name);
643 ip_table_delete (fproto, table_id, 1);
646 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
650 vl_api_ip_table_allocate_t_handler (vl_api_ip_table_allocate_t *mp)
652 vl_api_ip_table_allocate_reply_t *rmp;
653 fib_protocol_t fproto =
654 (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
655 u32 table_id = ntohl (mp->table.table_id);
659 table_id = ip_table_get_unused_id (fproto);
662 rv = VNET_API_ERROR_EAGAIN;
664 ip_table_create (fproto, table_id, 1, mp->table.name);
666 REPLY_MACRO2 (VL_API_IP_TABLE_ALLOCATE_REPLY, {
667 clib_memcpy_fast (&rmp->table, &mp->table, sizeof (mp->table));
668 rmp->table.table_id = htonl (table_id);
673 ip_route_add_del_t_handler (vl_api_ip_route_add_del_t * mp, u32 * stats_index)
675 fib_route_path_t *rpaths = NULL, *rpath;
676 fib_entry_flag_t entry_flags;
677 vl_api_fib_path_t *apath;
682 entry_flags = FIB_ENTRY_FLAG_NONE;
683 ip_prefix_decode (&mp->route.prefix, &pfx);
685 rv = fib_api_table_id_decode (pfx.fp_proto,
686 ntohl (mp->route.table_id), &fib_index);
690 if (0 != mp->route.n_paths)
691 vec_validate (rpaths, mp->route.n_paths - 1);
693 for (ii = 0; ii < mp->route.n_paths; ii++)
695 apath = &mp->route.paths[ii];
698 rv = fib_api_path_decode (apath, rpath);
700 if ((rpath->frp_flags & FIB_ROUTE_PATH_LOCAL) &&
701 (~0 == rpath->frp_sw_if_index))
702 entry_flags |= (FIB_ENTRY_FLAG_CONNECTED | FIB_ENTRY_FLAG_LOCAL);
708 rv = fib_api_route_add_del (mp->is_add, mp->is_multipath, fib_index, &pfx,
709 FIB_SOURCE_API, entry_flags, rpaths);
711 if (mp->is_add && 0 == rv)
712 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
721 ip_route_add_del_v2_t_handler (vl_api_ip_route_add_del_v2_t *mp,
724 fib_route_path_t *rpaths = NULL, *rpath;
725 fib_entry_flag_t entry_flags;
726 vl_api_fib_path_t *apath;
732 entry_flags = FIB_ENTRY_FLAG_NONE;
733 ip_prefix_decode (&mp->route.prefix, &pfx);
735 rv = fib_api_table_id_decode (pfx.fp_proto, ntohl (mp->route.table_id),
740 if (0 != mp->route.n_paths)
741 vec_validate (rpaths, mp->route.n_paths - 1);
743 for (ii = 0; ii < mp->route.n_paths; ii++)
745 apath = &mp->route.paths[ii];
748 rv = fib_api_path_decode (apath, rpath);
750 if ((rpath->frp_flags & FIB_ROUTE_PATH_LOCAL) &&
751 (~0 == rpath->frp_sw_if_index))
752 entry_flags |= (FIB_ENTRY_FLAG_CONNECTED | FIB_ENTRY_FLAG_LOCAL);
758 src = (0 == mp->route.src ? FIB_SOURCE_API : mp->route.src);
760 rv = fib_api_route_add_del (mp->is_add, mp->is_multipath, fib_index, &pfx,
761 src, entry_flags, rpaths);
763 if (mp->is_add && 0 == rv)
764 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
773 vl_api_ip_route_add_del_t_handler (vl_api_ip_route_add_del_t * mp)
775 vl_api_ip_route_add_del_reply_t *rmp;
776 u32 stats_index = ~0;
779 rv = ip_route_add_del_t_handler (mp, &stats_index);
781 REPLY_MACRO2 (VL_API_IP_ROUTE_ADD_DEL_REPLY,
783 rmp->stats_index = htonl (stats_index);
788 vl_api_ip_route_add_del_v2_t_handler (vl_api_ip_route_add_del_v2_t *mp)
790 vl_api_ip_route_add_del_v2_reply_t *rmp;
791 u32 stats_index = ~0;
794 rv = ip_route_add_del_v2_t_handler (mp, &stats_index);
796 /* clang-format off */
797 REPLY_MACRO2 (VL_API_IP_ROUTE_ADD_DEL_V2_REPLY,
799 rmp->stats_index = htonl (stats_index);
801 /* clang-format on */
805 vl_api_ip_route_lookup_t_handler (vl_api_ip_route_lookup_t * mp)
807 vl_api_ip_route_lookup_reply_t *rmp = NULL;
808 fib_route_path_t *rpaths = NULL, *rpath;
809 const fib_prefix_t *pfx = NULL;
811 vl_api_fib_path_t *fp;
812 fib_node_index_t fib_entry_index;
817 ip_prefix_decode (&mp->prefix, &lookup);
818 rv = fib_api_table_id_decode (lookup.fp_proto, ntohl (mp->table_id),
820 if (PREDICT_TRUE (!rv))
823 fib_entry_index = fib_table_lookup_exact_match (fib_index, &lookup);
825 fib_entry_index = fib_table_lookup (fib_index, &lookup);
826 if (fib_entry_index == FIB_NODE_INDEX_INVALID)
827 rv = VNET_API_ERROR_NO_SUCH_ENTRY;
830 pfx = fib_entry_get_prefix (fib_entry_index);
831 rpaths = fib_entry_encode (fib_entry_index);
832 npaths = vec_len (rpaths);
836 REPLY_MACRO3_ZERO(VL_API_IP_ROUTE_LOOKUP_REPLY,
837 npaths * sizeof (*fp),
841 ip_prefix_encode (pfx, &rmp->route.prefix);
842 rmp->route.table_id = mp->table_id;
843 rmp->route.n_paths = npaths;
844 rmp->route.stats_index = fib_table_entry_get_stats_index (fib_index, pfx);
845 rmp->route.stats_index = htonl (rmp->route.stats_index);
847 fp = rmp->route.paths;
848 vec_foreach (rpath, rpaths)
850 fib_api_path_encode (rpath, fp);
859 vl_api_ip_route_lookup_v2_t_handler (vl_api_ip_route_lookup_v2_t *mp)
861 vl_api_ip_route_lookup_v2_reply_t *rmp = NULL;
862 fib_route_path_t *rpaths = NULL, *rpath;
863 const fib_prefix_t *pfx = NULL;
865 vl_api_fib_path_t *fp;
866 fib_node_index_t fib_entry_index;
869 fib_source_t src = 0;
872 ip_prefix_decode (&mp->prefix, &lookup);
873 rv = fib_api_table_id_decode (lookup.fp_proto, ntohl (mp->table_id),
875 if (PREDICT_TRUE (!rv))
878 fib_entry_index = fib_table_lookup_exact_match (fib_index, &lookup);
880 fib_entry_index = fib_table_lookup (fib_index, &lookup);
881 if (fib_entry_index == FIB_NODE_INDEX_INVALID)
882 rv = VNET_API_ERROR_NO_SUCH_ENTRY;
885 pfx = fib_entry_get_prefix (fib_entry_index);
886 rpaths = fib_entry_encode (fib_entry_index);
887 npaths = vec_len (rpaths);
888 src = fib_entry_get_best_source (fib_entry_index);
892 /* clang-format off */
893 REPLY_MACRO3_ZERO(VL_API_IP_ROUTE_LOOKUP_V2_REPLY,
894 npaths * sizeof (*fp),
898 ip_prefix_encode (pfx, &rmp->route.prefix);
899 rmp->route.table_id = mp->table_id;
900 rmp->route.n_paths = npaths;
901 rmp->route.src = src;
902 rmp->route.stats_index = fib_table_entry_get_stats_index (fib_index, pfx);
903 rmp->route.stats_index = htonl (rmp->route.stats_index);
905 fp = rmp->route.paths;
906 vec_foreach (rpath, rpaths)
908 fib_api_path_encode (rpath, fp);
913 /* clang-format on */
918 ip_table_create (fib_protocol_t fproto,
919 u32 table_id, u8 is_api, const u8 * name)
921 u32 fib_index, mfib_index;
922 vnet_main_t *vnm = vnet_get_main ();
925 * ignore action on the default table - this is always present
926 * and cannot be added nor deleted from the API
931 * The API holds only one lock on the table.
932 * i.e. it can be added many times via the API but needs to be
934 * The FIB index for unicast and multicast is not necessarily the
935 * same, since internal VPP systesm (like LISP and SR) create
936 * their own unicast tables.
938 fib_index = fib_table_find (fproto, table_id);
939 mfib_index = mfib_table_find (fproto, table_id);
942 * Always try to re-lock in case the fib was deleted by an API call
943 * but was not yet freed because some other locks were held
945 fib_table_find_or_create_and_lock_w_name (
946 fproto, table_id, (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI), name);
947 mfib_table_find_or_create_and_lock_w_name (
948 fproto, table_id, (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI), name);
950 if ((~0 == fib_index) || (~0 == mfib_index))
951 call_elf_section_ip_table_callbacks (vnm, table_id, 1 /* is_add */ ,
952 vnm->ip_table_add_del_functions);
957 mroute_add_del_handler (u8 is_add,
960 const mfib_prefix_t * prefix,
962 u32 rpf_id, fib_route_path_t * rpaths)
964 u32 mfib_entry_index = ~0;
966 if (0 == vec_len (rpaths))
968 mfib_entry_index = mfib_table_entry_update (fib_index, prefix,
970 rpf_id, entry_flags);
976 mfib_entry_index = mfib_table_entry_paths_update (
977 fib_index, prefix, MFIB_SOURCE_API, entry_flags, rpaths);
981 mfib_table_entry_paths_remove (fib_index, prefix,
982 MFIB_SOURCE_API, rpaths);
986 return (mfib_entry_index);
990 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp,
993 fib_route_path_t *rpath, *rpaths = NULL;
994 fib_node_index_t mfib_entry_index;
995 mfib_entry_flags_t eflags;
1001 ip_mprefix_decode (&mp->route.prefix, &pfx);
1003 rv = mfib_api_table_id_decode (pfx.fp_proto,
1004 ntohl (mp->route.table_id), &fib_index);
1008 vec_validate (rpaths, mp->route.n_paths - 1);
1010 for (ii = 0; ii < mp->route.n_paths; ii++)
1012 rpath = &rpaths[ii];
1014 rv = mfib_api_path_decode (&mp->route.paths[ii], rpath);
1020 eflags = mfib_api_path_entry_flags_decode (mp->route.entry_flags);
1021 mfib_entry_index = mroute_add_del_handler (mp->is_add,
1025 ntohl (mp->route.rpf_id),
1028 if (~0 != mfib_entry_index)
1029 *stats_index = mfib_entry_get_stats_index (mfib_entry_index);
1036 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1038 vl_api_ip_mroute_add_del_reply_t *rmp;
1039 u32 stats_index = ~0;
1042 rv = api_mroute_add_del_t_handler (mp, &stats_index);
1044 REPLY_MACRO2 (VL_API_IP_MROUTE_ADD_DEL_REPLY,
1046 rmp->stats_index = htonl (stats_index);
1051 send_ip_details (vpe_api_main_t * am,
1052 vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6,
1055 vl_api_ip_details_t *mp;
1057 mp = vl_msg_api_alloc (sizeof (*mp));
1058 clib_memset (mp, 0, sizeof (*mp));
1059 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_DETAILS);
1061 mp->sw_if_index = ntohl (sw_if_index);
1062 mp->is_ipv6 = is_ipv6;
1063 mp->context = context;
1065 vl_api_send_msg (reg, (u8 *) mp);
1069 send_ip_address_details (vpe_api_main_t * am,
1070 vl_api_registration_t * reg,
1071 const fib_prefix_t * pfx,
1072 u32 sw_if_index, u32 context)
1074 vl_api_ip_address_details_t *mp;
1076 mp = vl_msg_api_alloc (sizeof (*mp));
1077 clib_memset (mp, 0, sizeof (*mp));
1078 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_ADDRESS_DETAILS);
1080 ip_prefix_encode (pfx, &mp->prefix);
1081 mp->context = context;
1082 mp->sw_if_index = htonl (sw_if_index);
1084 vl_api_send_msg (reg, (u8 *) mp);
1088 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1090 vpe_api_main_t *am = &vpe_api_main;
1091 vl_api_registration_t *reg;
1092 ip6_main_t *im6 = &ip6_main;
1093 ip4_main_t *im4 = &ip4_main;
1094 ip_lookup_main_t *lm6 = &im6->lookup_main;
1095 ip_lookup_main_t *lm4 = &im4->lookup_main;
1096 ip_interface_address_t *ia = 0;
1097 u32 sw_if_index = ~0;
1098 int rv __attribute__ ((unused)) = 0;
1100 VALIDATE_SW_IF_INDEX (mp);
1102 sw_if_index = ntohl (mp->sw_if_index);
1104 reg = vl_api_client_index_to_registration (mp->client_index);
1110 /* Do not send subnet details of the IP-interface for
1111 * unnumbered interfaces. otherwise listening clients
1112 * will be confused that the subnet is applied on more
1113 * than one interface */
1114 foreach_ip_interface_address (lm6, ia, sw_if_index, 0,
1116 fib_prefix_t pfx = {
1117 .fp_addr.ip6 = *(ip6_address_t *)ip_interface_address_get_address (lm6, ia),
1118 .fp_len = ia->address_length,
1119 .fp_proto = FIB_PROTOCOL_IP6,
1121 send_ip_address_details(am, reg, &pfx, sw_if_index, mp->context);
1126 foreach_ip_interface_address (lm4, ia, sw_if_index, 0,
1128 fib_prefix_t pfx = {
1129 .fp_addr.ip4 = *(ip4_address_t *)ip_interface_address_get_address (lm4, ia),
1130 .fp_len = ia->address_length,
1131 .fp_proto = FIB_PROTOCOL_IP4,
1134 send_ip_address_details(am, reg, &pfx, sw_if_index, mp->context);
1138 BAD_SW_IF_INDEX_LABEL;
1142 send_ip_unnumbered_details (vpe_api_main_t * am,
1143 vl_api_registration_t * reg,
1144 u32 sw_if_index, u32 ip_sw_if_index, u32 context)
1146 vl_api_ip_unnumbered_details_t *mp;
1148 mp = vl_msg_api_alloc (sizeof (*mp));
1149 clib_memset (mp, 0, sizeof (*mp));
1150 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_UNNUMBERED_DETAILS);
1152 mp->context = context;
1153 mp->sw_if_index = htonl (sw_if_index);
1154 mp->ip_sw_if_index = htonl (ip_sw_if_index);
1156 vl_api_send_msg (reg, (u8 *) mp);
1160 vl_api_ip_unnumbered_dump_t_handler (vl_api_ip_unnumbered_dump_t * mp)
1162 vnet_main_t *vnm = vnet_get_main ();
1163 vnet_interface_main_t *im = &vnm->interface_main;
1164 int rv __attribute__ ((unused)) = 0;
1165 vpe_api_main_t *am = &vpe_api_main;
1166 vl_api_registration_t *reg;
1167 vnet_sw_interface_t *si;
1170 sw_if_index = ntohl (mp->sw_if_index);
1172 reg = vl_api_client_index_to_registration (mp->client_index);
1176 if (~0 != sw_if_index)
1178 VALIDATE_SW_IF_INDEX (mp);
1180 si = vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
1182 if (si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED)
1184 send_ip_unnumbered_details (am, reg,
1186 si->unnumbered_sw_if_index,
1192 pool_foreach (si, im->sw_interfaces)
1194 if ((si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1196 send_ip_unnumbered_details(am, reg,
1198 si->unnumbered_sw_if_index,
1204 BAD_SW_IF_INDEX_LABEL;
1208 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1210 vpe_api_main_t *am = &vpe_api_main;
1211 vnet_main_t *vnm = vnet_get_main ();
1212 //vlib_main_t *vm = vlib_get_main ();
1213 vnet_interface_main_t *im = &vnm->interface_main;
1214 vl_api_registration_t *reg;
1215 vnet_sw_interface_t *si, *sorted_sis;
1216 u32 sw_if_index = ~0;
1218 reg = vl_api_client_index_to_registration (mp->client_index);
1222 /* Gather interfaces. */
1223 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1224 vec_set_len (sorted_sis, 0);
1225 pool_foreach (si, im->sw_interfaces)
1227 vec_add1 (sorted_sis, si[0]);
1230 vec_foreach (si, sorted_sis)
1232 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1234 /* if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index)) */
1238 sw_if_index = si->sw_if_index;
1239 send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context);
1243 vec_free (sorted_sis);
1247 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t *mp)
1249 vl_api_set_ip_flow_hash_reply_t *rmp;
1252 flow_hash_config_t flow_hash_config = 0;
1254 table_id = ntohl (mp->vrf_id);
1256 #define _(a,b) if (mp->a) flow_hash_config |= b;
1257 foreach_flow_hash_bit_v1;
1260 rv = ip_flow_hash_set ((mp->is_ipv6 ? AF_IP6 : AF_IP4), table_id,
1263 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1267 vl_api_set_ip_flow_hash_v2_t_handler (vl_api_set_ip_flow_hash_v2_t *mp)
1269 vl_api_set_ip_flow_hash_v2_reply_t *rmp;
1270 ip_address_family_t af;
1273 rv = ip_address_family_decode (mp->af, &af);
1276 rv = ip_flow_hash_set (af, htonl (mp->table_id),
1277 htonl (mp->flow_hash_config));
1279 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_V2_REPLY);
1283 vl_api_set_ip_flow_hash_v3_t_handler (vl_api_set_ip_flow_hash_v3_t *mp)
1285 vl_api_set_ip_flow_hash_v3_reply_t *rmp;
1286 ip_address_family_t af;
1289 rv = ip_address_family_decode (mp->af, &af);
1292 rv = ip_flow_hash_set (af, htonl (mp->table_id),
1293 htonl (mp->flow_hash_config));
1295 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_V3_REPLY);
1299 vl_api_set_ip_flow_hash_router_id_t_handler (
1300 vl_api_set_ip_flow_hash_router_id_t *mp)
1302 vl_api_set_ip_flow_hash_router_id_reply_t *rmp;
1305 ip_flow_hash_router_id_set (ntohl (mp->router_id));
1307 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_ROUTER_ID_REPLY);
1311 vl_mfib_signal_send_one (vl_api_registration_t * reg,
1312 u32 context, const mfib_signal_t * mfs)
1314 vl_api_mfib_signal_details_t *mp;
1315 const mfib_prefix_t *prefix;
1319 mp = vl_msg_api_alloc (sizeof (*mp));
1321 clib_memset (mp, 0, sizeof (*mp));
1322 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_MFIB_SIGNAL_DETAILS);
1323 mp->context = context;
1325 mfi = mfib_itf_get (mfs->mfs_itf);
1326 prefix = mfib_entry_get_prefix (mfs->mfs_entry);
1327 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1329 mp->table_id = ntohl (mfib->mft_table_id);
1330 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1332 ip_mprefix_encode (prefix, &mp->prefix);
1334 if (0 != mfs->mfs_buffer_len)
1336 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1338 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1342 mp->ip_packet_len = 0;
1345 vl_api_send_msg (reg, (u8 *) mp);
1349 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1351 vl_api_registration_t *reg;
1353 reg = vl_api_client_index_to_registration (mp->client_index);
1357 while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context))
1362 vl_api_ip_container_proxy_add_del_t_handler
1363 (vl_api_ip_container_proxy_add_del_t * mp)
1365 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1366 vnet_ip_container_proxy_args_t args;
1368 clib_error_t *error;
1370 clib_memset (&args, 0, sizeof (args));
1372 ip_prefix_decode (&mp->pfx, &args.prefix);
1374 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1375 args.is_add = mp->is_add;
1376 if ((error = vnet_ip_container_proxy_add_del (&args)))
1378 rv = clib_error_get_code (error);
1379 clib_error_report (error);
1382 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1385 typedef struct ip_walk_ctx_t_
1387 vl_api_registration_t *reg;
1392 ip_container_proxy_send_details (const fib_prefix_t * pfx, u32 sw_if_index,
1395 vl_api_ip_container_proxy_details_t *mp;
1396 ip_walk_ctx_t *ctx = args;
1398 mp = vl_msg_api_alloc (sizeof (*mp));
1402 clib_memset (mp, 0, sizeof (*mp));
1404 ntohs (REPLY_MSG_ID_BASE + VL_API_IP_CONTAINER_PROXY_DETAILS);
1405 mp->context = ctx->context;
1407 mp->sw_if_index = ntohl (sw_if_index);
1408 ip_prefix_encode (pfx, &mp->prefix);
1410 vl_api_send_msg (ctx->reg, (u8 *) mp);
1416 vl_api_ip_container_proxy_dump_t_handler (vl_api_ip_container_proxy_dump_t *
1419 vl_api_registration_t *reg;
1421 reg = vl_api_client_index_to_registration (mp->client_index);
1425 ip_walk_ctx_t ctx = {
1426 .context = mp->context,
1430 ip_container_proxy_walk (ip_container_proxy_send_details, &ctx);
1434 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
1437 vl_api_ioam_enable_reply_t *rmp;
1438 clib_error_t *error;
1440 /* Ignoring the profile id as currently a single profile
1442 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
1443 mp->seqno, mp->analyse);
1446 clib_error_report (error);
1447 rv = clib_error_get_code (error);
1450 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
1454 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
1457 vl_api_ioam_disable_reply_t *rmp;
1458 clib_error_t *error;
1460 error = clear_ioam_rewrite_fn ();
1463 clib_error_report (error);
1464 rv = clib_error_get_code (error);
1467 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
1471 vl_api_ip_source_and_port_range_check_add_del_t_handler
1472 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
1474 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
1477 u8 is_add = mp->is_add;
1480 u16 *high_ports = 0;
1482 u16 tmp_low, tmp_high;
1486 ip_prefix_decode (&mp->prefix, &pfx);
1488 // Validate port range
1489 num_ranges = mp->number_of_ranges;
1490 if (num_ranges > 32)
1491 { // This is size of array in VPE.API
1492 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
1496 vec_reset_length (low_ports);
1497 vec_reset_length (high_ports);
1499 for (i = 0; i < num_ranges; i++)
1501 tmp_low = mp->low_ports[i];
1502 tmp_high = mp->high_ports[i];
1503 // If tmp_low <= tmp_high then only need to check tmp_low = 0
1504 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
1505 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
1507 rv = VNET_API_ERROR_INVALID_VALUE;
1510 vec_add1 (low_ports, tmp_low);
1511 vec_add1 (high_ports, tmp_high + 1);
1514 vrf_id = ntohl (mp->vrf_id);
1518 rv = VNET_API_ERROR_INVALID_VALUE;
1523 if (FIB_PROTOCOL_IP6 == pfx.fp_proto)
1525 rv = ip6_source_and_port_range_check_add_del (&pfx.fp_addr.ip6,
1529 high_ports, is_add);
1533 rv = ip4_source_and_port_range_check_add_del (&pfx.fp_addr.ip4,
1537 high_ports, is_add);
1541 vec_free (low_ports);
1542 vec_free (high_ports);
1543 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
1547 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
1548 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
1550 vlib_main_t *vm = vlib_get_main ();
1551 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
1552 ip4_main_t *im = &ip4_main;
1555 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
1556 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
1560 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
1561 ntohl (mp->tcp_out_vrf_id);
1562 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
1563 ntohl (mp->udp_out_vrf_id);
1564 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
1565 ntohl (mp->tcp_in_vrf_id);
1566 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
1567 ntohl (mp->udp_in_vrf_id);
1570 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
1572 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
1574 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
1578 rv = VNET_API_ERROR_INVALID_VALUE;
1582 fib_index[i] = p[0];
1587 sw_if_index = ntohl (mp->sw_if_index);
1589 VALIDATE_SW_IF_INDEX (mp);
1592 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
1595 BAD_SW_IF_INDEX_LABEL;
1598 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
1602 vl_api_sw_interface_ip6_set_link_local_address_t_handler
1603 (vl_api_sw_interface_ip6_set_link_local_address_t * mp)
1605 vl_api_sw_interface_ip6_set_link_local_address_reply_t *rmp;
1609 VALIDATE_SW_IF_INDEX (mp);
1611 ip6_address_decode (mp->ip, &ip);
1613 rv = ip6_link_set_local_address (ntohl (mp->sw_if_index), &ip);
1615 BAD_SW_IF_INDEX_LABEL;
1616 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY);
1620 vl_api_sw_interface_ip6_get_link_local_address_t_handler (
1621 vl_api_sw_interface_ip6_get_link_local_address_t *mp)
1623 vl_api_sw_interface_ip6_get_link_local_address_reply_t *rmp;
1624 const ip6_address_t *ip = NULL;
1627 VALIDATE_SW_IF_INDEX (mp);
1629 ip = ip6_get_link_local_address (ntohl (mp->sw_if_index));
1631 rv = VNET_API_ERROR_IP6_NOT_ENABLED;
1633 BAD_SW_IF_INDEX_LABEL;
1634 /* clang-format off */
1635 REPLY_MACRO2 (VL_API_SW_INTERFACE_IP6_GET_LINK_LOCAL_ADDRESS_REPLY,
1638 ip6_address_encode (ip, rmp->ip);
1640 /* clang-format on */
1644 vl_api_ip_table_replace_begin_t_handler (vl_api_ip_table_replace_begin_t * mp)
1646 vl_api_ip_table_replace_begin_reply_t *rmp;
1647 fib_protocol_t fproto;
1651 fproto = (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1652 fib_index = fib_table_find (fproto, ntohl (mp->table.table_id));
1654 if (INDEX_INVALID == fib_index)
1655 rv = VNET_API_ERROR_NO_SUCH_FIB;
1658 fib_table_mark (fib_index, fproto, FIB_SOURCE_API);
1659 mfib_table_mark (mfib_table_find (fproto, ntohl (mp->table.table_id)),
1660 fproto, MFIB_SOURCE_API);
1662 REPLY_MACRO (VL_API_IP_TABLE_REPLACE_BEGIN_REPLY);
1666 vl_api_ip_table_replace_end_t_handler (vl_api_ip_table_replace_end_t * mp)
1668 vl_api_ip_table_replace_end_reply_t *rmp;
1669 fib_protocol_t fproto;
1673 fproto = (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1674 fib_index = fib_table_find (fproto, ntohl (mp->table.table_id));
1676 if (INDEX_INVALID == fib_index)
1677 rv = VNET_API_ERROR_NO_SUCH_FIB;
1680 fib_table_sweep (fib_index, fproto, FIB_SOURCE_API);
1681 mfib_table_sweep (mfib_table_find
1682 (fproto, ntohl (mp->table.table_id)), fproto,
1685 REPLY_MACRO (VL_API_IP_TABLE_REPLACE_END_REPLY);
1689 vl_api_ip_table_flush_t_handler (vl_api_ip_table_flush_t * mp)
1691 vl_api_ip_table_flush_reply_t *rmp;
1692 fib_protocol_t fproto;
1696 fproto = (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1697 fib_index = fib_table_find (fproto, ntohl (mp->table.table_id));
1699 if (INDEX_INVALID == fib_index)
1700 rv = VNET_API_ERROR_NO_SUCH_FIB;
1703 vnet_main_t *vnm = vnet_get_main ();
1704 vnet_interface_main_t *im = &vnm->interface_main;
1705 vnet_sw_interface_t *si;
1707 /* Shut down interfaces in this FIB / clean out intfc routes */
1708 pool_foreach (si, im->sw_interfaces)
1710 if (fib_index == fib_table_get_index_for_sw_if_index (fproto,
1713 u32 flags = si->flags;
1714 flags &= ~VNET_SW_INTERFACE_FLAG_ADMIN_UP;
1715 vnet_sw_interface_set_flags (vnm, si->sw_if_index, flags);
1719 fib_table_flush (fib_index, fproto, FIB_SOURCE_API);
1720 mfib_table_flush (mfib_table_find (fproto, ntohl (mp->table.table_id)),
1721 fproto, MFIB_SOURCE_API);
1724 REPLY_MACRO (VL_API_IP_TABLE_FLUSH_REPLY);
1728 vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp)
1730 vl_api_ip_reassembly_set_reply_t *rmp;
1732 switch ((vl_api_ip_reass_type_t) clib_net_to_host_u32 (mp->type))
1734 case IP_REASS_TYPE_FULL:
1737 rv = ip6_full_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
1738 clib_net_to_host_u32
1739 (mp->max_reassemblies),
1740 clib_net_to_host_u32
1741 (mp->max_reassembly_length),
1742 clib_net_to_host_u32
1743 (mp->expire_walk_interval_ms));
1747 rv = ip4_full_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
1748 clib_net_to_host_u32
1749 (mp->max_reassemblies),
1750 clib_net_to_host_u32
1751 (mp->max_reassembly_length),
1752 clib_net_to_host_u32
1753 (mp->expire_walk_interval_ms));
1756 case IP_REASS_TYPE_SHALLOW_VIRTUAL:
1760 ip6_sv_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
1761 clib_net_to_host_u32 (mp->max_reassemblies),
1762 clib_net_to_host_u32
1763 (mp->max_reassembly_length),
1764 clib_net_to_host_u32
1765 (mp->expire_walk_interval_ms));
1769 rv = ip4_sv_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
1770 clib_net_to_host_u32 (mp->max_reassemblies),
1771 clib_net_to_host_u32
1772 (mp->max_reassembly_length),
1773 clib_net_to_host_u32
1774 (mp->expire_walk_interval_ms));
1779 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
1783 vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp)
1785 vl_api_registration_t *rp;
1787 rp = vl_api_client_index_to_registration (mp->client_index);
1791 vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp));
1792 clib_memset (rmp, 0, sizeof (*rmp));
1793 rmp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_REASSEMBLY_GET_REPLY);
1794 rmp->context = mp->context;
1797 u32 max_reassemblies;
1798 u32 max_reassembly_length;
1799 u32 expire_walk_interval_ms;
1800 switch ((vl_api_ip_reass_type_t) clib_net_to_host_u32 (mp->type))
1802 case IP_REASS_TYPE_FULL:
1806 ip6_full_reass_get (&timeout_ms, &max_reassemblies,
1807 &max_reassembly_length,
1808 &expire_walk_interval_ms);
1813 ip4_full_reass_get (&timeout_ms, &max_reassemblies,
1814 &max_reassembly_length,
1815 &expire_walk_interval_ms);
1818 case IP_REASS_TYPE_SHALLOW_VIRTUAL:
1822 ip6_sv_reass_get (&timeout_ms, &max_reassemblies,
1823 &max_reassembly_length, &expire_walk_interval_ms);
1828 ip4_sv_reass_get (&timeout_ms, &max_reassemblies,
1829 &max_reassembly_length, &expire_walk_interval_ms);
1833 rmp->timeout_ms = clib_host_to_net_u32 (timeout_ms);
1834 rmp->max_reassemblies = clib_host_to_net_u32 (max_reassemblies);
1835 rmp->max_reassembly_length = clib_host_to_net_u32 (max_reassembly_length);
1836 rmp->expire_walk_interval_ms =
1837 clib_host_to_net_u32 (expire_walk_interval_ms);
1838 vl_api_send_msg (rp, (u8 *) rmp);
1842 vl_api_ip_reassembly_enable_disable_t_handler
1843 (vl_api_ip_reassembly_enable_disable_t * mp)
1845 vl_api_ip_reassembly_enable_disable_reply_t *rmp;
1847 switch ((vl_api_ip_reass_type_t) clib_net_to_host_u32 (mp->type))
1849 case IP_REASS_TYPE_FULL:
1851 ip4_full_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
1855 ip6_full_reass_enable_disable (clib_net_to_host_u32
1856 (mp->sw_if_index), mp->enable_ip6);
1858 case IP_REASS_TYPE_SHALLOW_VIRTUAL:
1860 ip4_sv_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
1865 ip6_sv_reass_enable_disable (clib_net_to_host_u32
1866 (mp->sw_if_index), mp->enable_ip6);
1871 REPLY_MACRO (VL_API_IP_REASSEMBLY_ENABLE_DISABLE_REPLY);
1875 vl_api_ip_local_reass_enable_disable_t_handler (
1876 vl_api_ip_local_reass_enable_disable_t *mp)
1878 vl_api_ip_local_reass_enable_disable_reply_t *rmp;
1881 ip4_local_full_reass_enable_disable (mp->enable_ip4);
1882 ip6_local_full_reass_enable_disable (mp->enable_ip6);
1884 REPLY_MACRO (VL_API_IP_LOCAL_REASS_ENABLE_DISABLE_REPLY);
1888 vl_api_ip_local_reass_get_t_handler (vl_api_ip_local_reass_get_t *mp)
1890 vl_api_ip_local_reass_get_reply_t *rmp;
1892 REPLY_MACRO2 (VL_API_IP_LOCAL_REASS_GET, {
1893 rmp->ip4_is_enabled = ip4_local_full_reass_enabled ();
1894 rmp->ip6_is_enabled = ip6_local_full_reass_enabled ();
1899 send_ip_punt_redirect_details (u32 rx_sw_if_index,
1900 const ip_punt_redirect_rx_t * ipr, void *arg)
1902 vl_api_ip_punt_redirect_details_t *mp;
1903 fib_path_encode_ctx_t path_ctx = {
1906 ip_walk_ctx_t *ctx = arg;
1908 mp = vl_msg_api_alloc (sizeof (*mp));
1910 return (WALK_STOP);;
1912 clib_memset (mp, 0, sizeof (*mp));
1913 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_PUNT_REDIRECT_DETAILS);
1914 mp->context = ctx->context;
1916 fib_path_list_walk_w_ext (ipr->pl, NULL, fib_path_encode, &path_ctx);
1918 mp->punt.rx_sw_if_index = htonl (rx_sw_if_index);
1919 mp->punt.tx_sw_if_index = htonl (path_ctx.rpaths[0].frp_sw_if_index);
1921 ip_address_encode (&path_ctx.rpaths[0].frp_addr,
1922 fib_proto_to_ip46 (ipr->fproto), &mp->punt.nh);
1924 vl_api_send_msg (ctx->reg, (u8 *) mp);
1926 vec_free (path_ctx.rpaths);
1928 return (WALK_CONTINUE);
1932 send_ip_punt_redirect_v2_details (u32 rx_sw_if_index,
1933 const ip_punt_redirect_rx_t *ipr, void *arg)
1935 vl_api_ip_punt_redirect_v2_details_t *mp;
1936 fib_path_encode_ctx_t path_ctx = {
1939 fib_route_path_t *rpath;
1940 ip_walk_ctx_t *ctx = arg;
1941 vl_api_fib_path_t *fp;
1944 fib_path_list_walk_w_ext (ipr->pl, NULL, fib_path_encode, &path_ctx);
1946 n_paths = vec_len (path_ctx.rpaths);
1947 mp = vl_msg_api_alloc (sizeof (*mp) + n_paths * sizeof (*fp));
1951 clib_memset (mp, 0, sizeof (*mp));
1953 ntohs (REPLY_MSG_ID_BASE + VL_API_IP_PUNT_REDIRECT_V2_DETAILS);
1954 mp->context = ctx->context;
1955 mp->punt.rx_sw_if_index = htonl (rx_sw_if_index);
1956 mp->punt.n_paths = htonl (n_paths);
1957 fp = mp->punt.paths;
1958 vec_foreach (rpath, path_ctx.rpaths)
1960 fib_api_path_encode (rpath, fp);
1963 mp->punt.af = (ipr->fproto == FIB_PROTOCOL_IP6) ? ADDRESS_IP6 : ADDRESS_IP4;
1965 vl_api_send_msg (ctx->reg, (u8 *) mp);
1967 vec_free (path_ctx.rpaths);
1969 return (WALK_CONTINUE);
1973 vl_api_ip_punt_redirect_dump_common (ip_walk_ctx_t *ctx, fib_protocol_t fproto,
1975 ip_punt_redirect_walk_cb_t cb)
1978 if ((u32) ~0 != rx_sw_if_index)
1981 pri = ip_punt_redirect_find (fproto, rx_sw_if_index);
1983 if (INDEX_INVALID == pri)
1986 cb (rx_sw_if_index, ip_punt_redirect_get (pri), ctx);
1989 ip_punt_redirect_walk (fproto, cb, ctx);
1993 vl_api_ip_punt_redirect_dump_t_handler (vl_api_ip_punt_redirect_dump_t * mp)
1995 vl_api_registration_t *reg;
1996 fib_protocol_t fproto;
1998 reg = vl_api_client_index_to_registration (mp->client_index);
2002 fproto = (mp->is_ipv6 == 1) ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4;
2004 ip_walk_ctx_t ctx = {
2006 .context = mp->context,
2009 vl_api_ip_punt_redirect_dump_common (&ctx, fproto, ntohl (mp->sw_if_index),
2010 send_ip_punt_redirect_details);
2014 vl_api_ip_punt_redirect_v2_dump_t_handler (
2015 vl_api_ip_punt_redirect_v2_dump_t *mp)
2017 vl_api_registration_t *reg;
2018 ip_address_family_t af;
2019 fib_protocol_t fproto;
2022 reg = vl_api_client_index_to_registration (mp->client_index);
2026 rv = ip_address_family_decode (mp->af, &af);
2030 fproto = (af == AF_IP6) ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4;
2032 ip_walk_ctx_t ctx = {
2034 .context = mp->context,
2037 vl_api_ip_punt_redirect_dump_common (&ctx, fproto, ntohl (mp->sw_if_index),
2038 send_ip_punt_redirect_v2_details);
2042 vl_api_ip_path_mtu_update_t_handler (vl_api_ip_path_mtu_update_t *mp)
2044 vl_api_ip_path_mtu_update_reply_t *rmp;
2048 ip_address_decode2 (&mp->pmtu.nh, &nh);
2050 rv = ip_path_mtu_update (&nh, ntohl (mp->pmtu.table_id),
2051 ntohs (mp->pmtu.path_mtu));
2053 REPLY_MACRO (VL_API_IP_PATH_MTU_UPDATE_REPLY);
2057 vl_api_ip_path_mtu_replace_begin_t_handler (
2058 vl_api_ip_path_mtu_replace_begin_t *mp)
2060 vl_api_ip_path_mtu_replace_begin_reply_t *rmp;
2063 rv = ip_path_mtu_replace_begin ();
2065 REPLY_MACRO (VL_API_IP_PATH_MTU_REPLACE_BEGIN_REPLY);
2069 vl_api_ip_path_mtu_replace_end_t_handler (vl_api_ip_path_mtu_replace_end_t *mp)
2071 vl_api_ip_path_mtu_replace_end_reply_t *rmp;
2074 rv = ip_path_mtu_replace_end ();
2076 REPLY_MACRO (VL_API_IP_PATH_MTU_REPLACE_END_REPLY);
2080 send_ip_path_mtu_details (index_t ipti, vl_api_registration_t *rp, u32 context)
2082 vl_api_ip_path_mtu_details_t *rmp;
2086 ipt = ip_path_mtu_get (ipti);
2088 REPLY_MACRO_DETAILS4 (VL_API_IP_PATH_MTU_DETAILS, rp, context, ({
2089 ip_pmtu_get_ip (ipt, &ip);
2090 ip_address_encode2 (&ip, &rmp->pmtu.nh);
2091 rmp->pmtu.table_id =
2092 htonl (ip_pmtu_get_table_id (ipt));
2093 rmp->pmtu.path_mtu = htons (ipt->ipt_cfg_pmtu);
2098 vl_api_ip_path_mtu_get_t_handler (vl_api_ip_path_mtu_get_t *mp)
2100 vl_api_ip_path_mtu_get_reply_t *rmp;
2103 REPLY_AND_DETAILS_MACRO (
2104 VL_API_IP_PATH_MTU_GET_REPLY, ip_pmtu_pool,
2105 ({ send_ip_path_mtu_details (cursor, rp, mp->context); }));
2108 #include <vnet/ip/ip.api.c>
2110 static clib_error_t *
2111 ip_api_hookup (vlib_main_t * vm)
2113 api_main_t *am = vlibapi_get_main ();
2116 * Set up the (msg_name, crc, message-id) table
2118 REPLY_MSG_ID_BASE = setup_message_id_table ();
2121 * Mark the route add/del API as MP safe
2123 vl_api_set_msg_thread_safe (am, REPLY_MSG_ID_BASE + VL_API_IP_ROUTE_ADD_DEL,
2125 vl_api_set_msg_thread_safe (
2126 am, REPLY_MSG_ID_BASE + VL_API_IP_ROUTE_ADD_DEL_REPLY, 1);
2127 vl_api_set_msg_thread_safe (
2128 am, REPLY_MSG_ID_BASE + VL_API_IP_ROUTE_ADD_DEL_V2, 1);
2129 vl_api_set_msg_thread_safe (
2130 am, REPLY_MSG_ID_BASE + VL_API_IP_ROUTE_ADD_DEL_V2_REPLY, 1);
2135 VLIB_API_INIT_FUNCTION (ip_api_hookup);
2138 * fd.io coding-style-patch-verification: ON
2141 * eval: (c-set-style "gnu")