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);
110 pool_foreach (fib_table, ip4_main.fibs)
112 send_ip_table_details(am, reg, mp->context, fib_table);
114 pool_foreach (fib_table, ip6_main.fibs)
116 /* don't send link locals */
117 if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL)
119 send_ip_table_details(am, reg, mp->context, fib_table);
124 typedef struct vl_api_ip_fib_dump_walk_ctx_t_
126 fib_node_index_t *feis;
127 } vl_api_ip_fib_dump_walk_ctx_t;
129 static fib_table_walk_rc_t
130 vl_api_ip_fib_dump_walk (fib_node_index_t fei, void *arg)
132 vl_api_ip_fib_dump_walk_ctx_t *ctx = arg;
134 vec_add1 (ctx->feis, fei);
136 return (FIB_TABLE_WALK_CONTINUE);
140 send_ip_route_details (vpe_api_main_t * am,
141 vl_api_registration_t * reg,
142 u32 context, fib_node_index_t fib_entry_index)
144 fib_route_path_t *rpaths, *rpath;
145 vl_api_ip_route_details_t *mp;
146 const fib_prefix_t *pfx;
147 vl_api_fib_path_t *fp;
151 pfx = fib_entry_get_prefix (fib_entry_index);
152 rpaths = fib_entry_encode (fib_entry_index);
154 path_count = vec_len (rpaths);
155 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
158 clib_memset (mp, 0, sizeof (*mp));
159 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_ROUTE_DETAILS);
160 mp->context = context;
162 ip_prefix_encode (pfx, &mp->route.prefix);
164 htonl (fib_table_get_table_id
165 (fib_entry_get_fib_index (fib_entry_index), pfx->fp_proto));
166 mp->route.n_paths = path_count;
167 mp->route.stats_index =
168 htonl (fib_table_entry_get_stats_index
169 (fib_entry_get_fib_index (fib_entry_index), pfx));
171 fp = mp->route.paths;
172 vec_foreach (rpath, rpaths)
174 fib_api_path_encode (rpath, fp);
178 vl_api_send_msg (reg, (u8 *) mp);
183 send_ip_route_v2_details (vpe_api_main_t *am, vl_api_registration_t *reg,
184 u32 context, fib_node_index_t fib_entry_index)
186 fib_route_path_t *rpaths, *rpath;
187 vl_api_ip_route_v2_details_t *mp;
188 const fib_prefix_t *pfx;
189 vl_api_fib_path_t *fp;
193 pfx = fib_entry_get_prefix (fib_entry_index);
194 rpaths = fib_entry_encode (fib_entry_index);
196 path_count = vec_len (rpaths);
197 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
200 clib_memset (mp, 0, sizeof (*mp));
201 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_ROUTE_V2_DETAILS);
202 mp->context = context;
204 ip_prefix_encode (pfx, &mp->route.prefix);
205 mp->route.table_id = htonl (fib_table_get_table_id (
206 fib_entry_get_fib_index (fib_entry_index), pfx->fp_proto));
207 mp->route.n_paths = path_count;
208 mp->route.src = fib_entry_get_best_source (fib_entry_index);
209 mp->route.stats_index = htonl (fib_table_entry_get_stats_index (
210 fib_entry_get_fib_index (fib_entry_index), pfx));
212 fp = mp->route.paths;
213 vec_foreach (rpath, rpaths)
215 fib_api_path_encode (rpath, fp);
219 vl_api_send_msg (reg, (u8 *) mp);
223 typedef struct apt_ip6_fib_show_ctx_t_
225 fib_node_index_t *entries;
226 } api_ip6_fib_show_ctx_t;
229 vl_api_ip_route_dump_t_handler (vl_api_ip_route_dump_t * mp)
231 vpe_api_main_t *am = &vpe_api_main;
232 fib_node_index_t *fib_entry_index;
233 vl_api_registration_t *reg;
234 fib_protocol_t fproto;
237 reg = vl_api_client_index_to_registration (mp->client_index);
241 vl_api_ip_fib_dump_walk_ctx_t ctx = {
245 fproto = (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
246 fib_index = fib_table_find (fproto, ntohl (mp->table.table_id));
248 if (INDEX_INVALID == fib_index)
251 fib_table_walk (fib_index, fproto, vl_api_ip_fib_dump_walk, &ctx);
253 vec_foreach (fib_entry_index, ctx.feis)
255 send_ip_route_details (am, reg, mp->context, *fib_entry_index);
262 vl_api_ip_route_v2_dump_t_handler (vl_api_ip_route_v2_dump_t *mp)
264 vpe_api_main_t *am = &vpe_api_main;
265 fib_node_index_t *fib_entry_index;
266 vl_api_registration_t *reg;
267 fib_protocol_t fproto;
271 reg = vl_api_client_index_to_registration (mp->client_index);
275 vl_api_ip_fib_dump_walk_ctx_t ctx = {
279 fproto = (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
280 fib_index = fib_table_find (fproto, ntohl (mp->table.table_id));
283 if (INDEX_INVALID == fib_index)
287 fib_table_walk_w_src (fib_index, fproto, src, vl_api_ip_fib_dump_walk,
290 fib_table_walk (fib_index, fproto, vl_api_ip_fib_dump_walk, &ctx);
292 vec_foreach (fib_entry_index, ctx.feis)
294 send_ip_route_v2_details (am, reg, mp->context, *fib_entry_index);
301 send_ip_mtable_details (vl_api_registration_t * reg,
302 u32 context, const mfib_table_t * mfib_table)
304 vl_api_ip_mtable_details_t *mp;
306 mp = vl_msg_api_alloc (sizeof (*mp));
309 memset (mp, 0, sizeof (*mp));
310 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_MTABLE_DETAILS);
311 mp->context = context;
313 mp->table.table_id = htonl (mfib_table->mft_table_id);
314 mp->table.is_ip6 = (FIB_PROTOCOL_IP6 == mfib_table->mft_proto);
316 vl_api_send_msg (reg, (u8 *) mp);
320 vl_api_ip_mtable_dump_t_handler (vl_api_ip_mtable_dump_t * mp)
322 vl_api_registration_t *reg;
323 mfib_table_t *mfib_table;
325 reg = vl_api_client_index_to_registration (mp->client_index);
330 pool_foreach (mfib_table, ip4_main.mfibs)
332 send_ip_mtable_details (reg, mp->context, mfib_table);
334 pool_foreach (mfib_table, ip6_main.mfibs)
336 send_ip_mtable_details (reg, mp->context, mfib_table);
341 typedef struct vl_api_ip_mfib_dump_ctx_t_
343 fib_node_index_t *entries;
344 } vl_api_ip_mfib_dump_ctx_t;
347 mfib_route_dump_walk (fib_node_index_t fei, void *arg)
349 vl_api_ip_mfib_dump_ctx_t *ctx = arg;
351 vec_add1 (ctx->entries, fei);
353 return (WALK_CONTINUE);
357 send_ip_mroute_details (vpe_api_main_t * am,
358 vl_api_registration_t * reg,
359 u32 context, fib_node_index_t mfib_entry_index)
361 fib_route_path_t *rpaths, *rpath;
362 vl_api_ip_mroute_details_t *mp;
363 const mfib_prefix_t *pfx;
364 vl_api_mfib_path_t *fp;
368 pfx = mfib_entry_get_prefix (mfib_entry_index);
369 rpaths = mfib_entry_encode (mfib_entry_index);
371 path_count = vec_len (rpaths);
372 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
375 clib_memset (mp, 0, sizeof (*mp));
376 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_MROUTE_DETAILS);
377 mp->context = context;
379 ip_mprefix_encode (pfx, &mp->route.prefix);
381 htonl (mfib_table_get_table_id
382 (mfib_entry_get_fib_index (mfib_entry_index), pfx->fp_proto));
383 mp->route.n_paths = path_count;
384 fp = mp->route.paths;
385 vec_foreach (rpath, rpaths)
387 mfib_api_path_encode (rpath, fp);
391 vl_api_send_msg (reg, (u8 *) mp);
396 vl_api_ip_mroute_dump_t_handler (vl_api_ip_mroute_dump_t * mp)
398 vpe_api_main_t *am = &vpe_api_main;
399 vl_api_registration_t *reg;
400 fib_node_index_t *mfeip;
401 fib_protocol_t fproto;
404 vl_api_ip_mfib_dump_ctx_t ctx = {
408 reg = vl_api_client_index_to_registration (mp->client_index);
412 fproto = fib_ip_proto (mp->table.is_ip6);
413 fib_index = mfib_table_find (fproto, ntohl (mp->table.table_id));
415 if (INDEX_INVALID == fib_index)
418 mfib_table_walk (fib_index, fproto, mfib_route_dump_walk, &ctx);
420 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
422 vec_foreach (mfeip, ctx.entries)
424 send_ip_mroute_details (am, reg, mp->context, *mfeip);
427 vec_free (ctx.entries);
431 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
434 vl_api_ip_punt_police_reply_t *rmp;
438 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
440 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
442 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
446 ip_punt_redirect_t_handler_common (u8 is_add, u32 rx_sw_if_index,
447 ip_address_family_t af,
448 const fib_route_path_t *rpaths)
453 ip6_punt_redirect_add_paths (rx_sw_if_index, rpaths);
454 else if (af == AF_IP4)
455 ip4_punt_redirect_add_paths (rx_sw_if_index, rpaths);
460 ip6_punt_redirect_del (rx_sw_if_index);
461 else if (af == AF_IP4)
462 ip4_punt_redirect_del (rx_sw_if_index);
467 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t *mp,
470 vl_api_ip_punt_redirect_reply_t *rmp;
471 fib_route_path_t *rpaths = NULL, rpath = {
475 ip_address_family_t af;
480 if (!vnet_sw_if_index_is_api_valid (ntohl (mp->punt.tx_sw_if_index)))
481 goto bad_sw_if_index;
483 ipv = ip_address_decode (&mp->punt.nh, &rpath.frp_addr);
484 af = (ipv == IP46_TYPE_IP6) ? AF_IP6 : AF_IP4;
485 rpath.frp_proto = (ipv == IP46_TYPE_IP6) ? DPO_PROTO_IP6 : DPO_PROTO_IP4;
486 rpath.frp_sw_if_index = ntohl (mp->punt.tx_sw_if_index);
487 rx_sw_if_index = ntohl (mp->punt.rx_sw_if_index);
489 vec_add1 (rpaths, rpath);
490 ip_punt_redirect_t_handler_common (mp->is_add, rx_sw_if_index, af, rpaths);
493 BAD_SW_IF_INDEX_LABEL;
495 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
499 vl_api_add_del_ip_punt_redirect_v2_t_handler (
500 vl_api_add_del_ip_punt_redirect_v2_t *mp, vlib_main_t *vm)
502 vl_api_add_del_ip_punt_redirect_v2_reply_t *rmp;
503 fib_route_path_t *rpaths = NULL, *rpath;
504 vl_api_fib_path_t *apath;
505 ip_address_family_t af;
506 u32 rx_sw_if_index, n_paths;
509 rx_sw_if_index = ntohl (mp->punt.rx_sw_if_index);
510 n_paths = ntohl (mp->punt.n_paths);
512 rv = ip_address_family_decode (mp->punt.af, &af);
518 vec_validate (rpaths, n_paths - 1);
521 for (ii = 0; ii < n_paths; ii++)
523 apath = &mp->punt.paths[ii];
526 rv = fib_api_path_decode (apath, rpath);
532 ip_punt_redirect_t_handler_common (mp->is_add, rx_sw_if_index, af, rpaths);
537 REPLY_MACRO (VL_API_ADD_DEL_IP_PUNT_REDIRECT_V2_REPLY);
540 static clib_error_t *
541 call_elf_section_ip_table_callbacks (vnet_main_t * vnm, u32 table_id,
543 _vnet_ip_table_function_list_elt_t **
546 _vnet_ip_table_function_list_elt_t *elt;
547 vnet_ip_table_function_priority_t prio;
548 clib_error_t *error = 0;
550 for (prio = VNET_IP_TABLE_FUNC_PRIORITY_LOW;
551 prio <= VNET_IP_TABLE_FUNC_PRIORITY_HIGH; prio++)
557 error = elt->fp (vnm, table_id, flags);
560 elt = elt->next_ip_table_function;
567 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
569 u32 fib_index, mfib_index;
570 vnet_main_t *vnm = vnet_get_main ();
573 * ignore action on the default table - this is always present
574 * and cannot be added nor deleted from the API
579 * The API holds only one lock on the table.
580 * i.e. it can be added many times via the API but needs to be
582 * The FIB index for unicast and multicast is not necessarily the
583 * same, since internal VPP systesm (like LISP and SR) create
584 * their own unicast tables.
586 fib_index = fib_table_find (fproto, table_id);
587 mfib_index = mfib_table_find (fproto, table_id);
589 if ((~0 != fib_index) || (~0 != mfib_index))
590 call_elf_section_ip_table_callbacks (vnm, table_id, 0 /* is_add */ ,
591 vnm->ip_table_add_del_functions);
595 fib_table_unlock (fib_index, fproto,
596 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
598 if (~0 != mfib_index)
600 mfib_table_unlock (mfib_index, fproto,
601 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
607 * Returns an unused table id, and ~0 if it can't find one.
610 ip_table_get_unused_id (fib_protocol_t fproto)
614 /* limit to 1M tries */
615 for (j = 0; j < 1 << 10; j++)
617 seed = random_u32 (&seed);
618 for (i = 0; i < 1 << 10; i++)
620 /* look around randomly generated id */
621 seed += (2 * (i % 2) - 1) * i;
624 if (fib_table_find (fproto, seed) == ~0)
633 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
635 vl_api_ip_table_add_del_reply_t *rmp;
636 fib_protocol_t fproto = (mp->table.is_ip6 ?
637 FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
638 u32 table_id = ntohl (mp->table.table_id);
643 ip_table_create (fproto, table_id, 1, mp->table.name);
647 ip_table_delete (fproto, table_id, 1);
650 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
654 vl_api_ip_table_allocate_t_handler (vl_api_ip_table_allocate_t *mp)
656 vl_api_ip_table_allocate_reply_t *rmp;
657 fib_protocol_t fproto =
658 (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
659 u32 table_id = ntohl (mp->table.table_id);
663 table_id = ip_table_get_unused_id (fproto);
666 rv = VNET_API_ERROR_EAGAIN;
668 ip_table_create (fproto, table_id, 1, mp->table.name);
670 REPLY_MACRO2 (VL_API_IP_TABLE_ALLOCATE_REPLY, {
671 clib_memcpy_fast (&rmp->table, &mp->table, sizeof (mp->table));
672 rmp->table.table_id = htonl (table_id);
677 ip_route_add_del_t_handler (vl_api_ip_route_add_del_t * mp, u32 * stats_index)
679 fib_route_path_t *rpaths = NULL, *rpath;
680 fib_entry_flag_t entry_flags;
681 vl_api_fib_path_t *apath;
686 entry_flags = FIB_ENTRY_FLAG_NONE;
687 ip_prefix_decode (&mp->route.prefix, &pfx);
689 rv = fib_api_table_id_decode (pfx.fp_proto,
690 ntohl (mp->route.table_id), &fib_index);
694 if (0 != mp->route.n_paths)
695 vec_validate (rpaths, mp->route.n_paths - 1);
697 for (ii = 0; ii < mp->route.n_paths; ii++)
699 apath = &mp->route.paths[ii];
702 rv = fib_api_path_decode (apath, rpath);
704 if ((rpath->frp_flags & FIB_ROUTE_PATH_LOCAL) &&
705 (~0 == rpath->frp_sw_if_index))
706 entry_flags |= (FIB_ENTRY_FLAG_CONNECTED | FIB_ENTRY_FLAG_LOCAL);
712 rv = fib_api_route_add_del (mp->is_add, mp->is_multipath, fib_index, &pfx,
713 FIB_SOURCE_API, entry_flags, rpaths);
715 if (mp->is_add && 0 == rv)
716 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
725 ip_route_add_del_v2_t_handler (vl_api_ip_route_add_del_v2_t *mp,
728 fib_route_path_t *rpaths = NULL, *rpath;
729 fib_entry_flag_t entry_flags;
730 vl_api_fib_path_t *apath;
736 entry_flags = FIB_ENTRY_FLAG_NONE;
737 ip_prefix_decode (&mp->route.prefix, &pfx);
739 rv = fib_api_table_id_decode (pfx.fp_proto, ntohl (mp->route.table_id),
744 if (0 != mp->route.n_paths)
745 vec_validate (rpaths, mp->route.n_paths - 1);
747 for (ii = 0; ii < mp->route.n_paths; ii++)
749 apath = &mp->route.paths[ii];
752 rv = fib_api_path_decode (apath, rpath);
754 if ((rpath->frp_flags & FIB_ROUTE_PATH_LOCAL) &&
755 (~0 == rpath->frp_sw_if_index))
756 entry_flags |= (FIB_ENTRY_FLAG_CONNECTED | FIB_ENTRY_FLAG_LOCAL);
762 src = (0 == mp->route.src ? FIB_SOURCE_API : mp->route.src);
764 rv = fib_api_route_add_del (mp->is_add, mp->is_multipath, fib_index, &pfx,
765 src, entry_flags, rpaths);
767 if (mp->is_add && 0 == rv)
768 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
777 vl_api_ip_route_add_del_t_handler (vl_api_ip_route_add_del_t * mp)
779 vl_api_ip_route_add_del_reply_t *rmp;
780 u32 stats_index = ~0;
783 rv = ip_route_add_del_t_handler (mp, &stats_index);
786 REPLY_MACRO2 (VL_API_IP_ROUTE_ADD_DEL_REPLY,
788 rmp->stats_index = htonl (stats_index);
794 vl_api_ip_route_add_del_v2_t_handler (vl_api_ip_route_add_del_v2_t *mp)
796 vl_api_ip_route_add_del_v2_reply_t *rmp;
797 u32 stats_index = ~0;
800 rv = ip_route_add_del_v2_t_handler (mp, &stats_index);
802 /* clang-format off */
803 REPLY_MACRO2 (VL_API_IP_ROUTE_ADD_DEL_V2_REPLY,
805 rmp->stats_index = htonl (stats_index);
807 /* clang-format on */
811 vl_api_ip_route_lookup_t_handler (vl_api_ip_route_lookup_t * mp)
813 vl_api_ip_route_lookup_reply_t *rmp = NULL;
814 fib_route_path_t *rpaths = NULL, *rpath;
815 const fib_prefix_t *pfx = NULL;
817 vl_api_fib_path_t *fp;
818 fib_node_index_t fib_entry_index;
823 ip_prefix_decode (&mp->prefix, &lookup);
824 rv = fib_api_table_id_decode (lookup.fp_proto, ntohl (mp->table_id),
826 if (PREDICT_TRUE (!rv))
829 fib_entry_index = fib_table_lookup_exact_match (fib_index, &lookup);
831 fib_entry_index = fib_table_lookup (fib_index, &lookup);
832 if (fib_entry_index == FIB_NODE_INDEX_INVALID)
833 rv = VNET_API_ERROR_NO_SUCH_ENTRY;
836 pfx = fib_entry_get_prefix (fib_entry_index);
837 rpaths = fib_entry_encode (fib_entry_index);
838 npaths = vec_len (rpaths);
843 REPLY_MACRO3_ZERO(VL_API_IP_ROUTE_LOOKUP_REPLY,
844 npaths * sizeof (*fp),
848 ip_prefix_encode (pfx, &rmp->route.prefix);
849 rmp->route.table_id = mp->table_id;
850 rmp->route.n_paths = npaths;
851 rmp->route.stats_index = fib_table_entry_get_stats_index (fib_index, pfx);
852 rmp->route.stats_index = htonl (rmp->route.stats_index);
854 fp = rmp->route.paths;
855 vec_foreach (rpath, rpaths)
857 fib_api_path_encode (rpath, fp);
867 vl_api_ip_route_lookup_v2_t_handler (vl_api_ip_route_lookup_v2_t *mp)
869 vl_api_ip_route_lookup_v2_reply_t *rmp = NULL;
870 fib_route_path_t *rpaths = NULL, *rpath;
871 const fib_prefix_t *pfx = NULL;
873 vl_api_fib_path_t *fp;
874 fib_node_index_t fib_entry_index;
877 fib_source_t src = 0;
880 ip_prefix_decode (&mp->prefix, &lookup);
881 rv = fib_api_table_id_decode (lookup.fp_proto, ntohl (mp->table_id),
883 if (PREDICT_TRUE (!rv))
886 fib_entry_index = fib_table_lookup_exact_match (fib_index, &lookup);
888 fib_entry_index = fib_table_lookup (fib_index, &lookup);
889 if (fib_entry_index == FIB_NODE_INDEX_INVALID)
890 rv = VNET_API_ERROR_NO_SUCH_ENTRY;
893 pfx = fib_entry_get_prefix (fib_entry_index);
894 rpaths = fib_entry_encode (fib_entry_index);
895 npaths = vec_len (rpaths);
896 src = fib_entry_get_best_source (fib_entry_index);
900 /* clang-format off */
901 REPLY_MACRO3_ZERO(VL_API_IP_ROUTE_LOOKUP_V2_REPLY,
902 npaths * sizeof (*fp),
906 ip_prefix_encode (pfx, &rmp->route.prefix);
907 rmp->route.table_id = mp->table_id;
908 rmp->route.n_paths = npaths;
909 rmp->route.src = src;
910 rmp->route.stats_index = fib_table_entry_get_stats_index (fib_index, pfx);
911 rmp->route.stats_index = htonl (rmp->route.stats_index);
913 fp = rmp->route.paths;
914 vec_foreach (rpath, rpaths)
916 fib_api_path_encode (rpath, fp);
921 /* clang-format on */
926 ip_table_create (fib_protocol_t fproto,
927 u32 table_id, u8 is_api, const u8 * name)
929 u32 fib_index, mfib_index;
930 vnet_main_t *vnm = vnet_get_main ();
933 * ignore action on the default table - this is always present
934 * and cannot be added nor deleted from the API
939 * The API holds only one lock on the table.
940 * i.e. it can be added many times via the API but needs to be
942 * The FIB index for unicast and multicast is not necessarily the
943 * same, since internal VPP systesm (like LISP and SR) create
944 * their own unicast tables.
946 fib_index = fib_table_find (fproto, table_id);
947 mfib_index = mfib_table_find (fproto, table_id);
950 * Always try to re-lock in case the fib was deleted by an API call
951 * but was not yet freed because some other locks were held
953 fib_table_find_or_create_and_lock_w_name (
954 fproto, table_id, (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI), name);
955 mfib_table_find_or_create_and_lock_w_name (
956 fproto, table_id, (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI), name);
958 if ((~0 == fib_index) || (~0 == mfib_index))
959 call_elf_section_ip_table_callbacks (vnm, table_id, 1 /* is_add */ ,
960 vnm->ip_table_add_del_functions);
965 mroute_add_del_handler (u8 is_add,
968 const mfib_prefix_t * prefix,
970 u32 rpf_id, fib_route_path_t * rpaths)
972 u32 mfib_entry_index = ~0;
974 if (0 == vec_len (rpaths))
976 mfib_entry_index = mfib_table_entry_update (fib_index, prefix,
978 rpf_id, entry_flags);
984 mfib_entry_index = mfib_table_entry_paths_update (
985 fib_index, prefix, MFIB_SOURCE_API, entry_flags, rpaths);
989 mfib_table_entry_paths_remove (fib_index, prefix,
990 MFIB_SOURCE_API, rpaths);
994 return (mfib_entry_index);
998 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp,
1001 fib_route_path_t *rpath, *rpaths = NULL;
1002 fib_node_index_t mfib_entry_index;
1003 mfib_entry_flags_t eflags;
1009 ip_mprefix_decode (&mp->route.prefix, &pfx);
1011 rv = mfib_api_table_id_decode (pfx.fp_proto,
1012 ntohl (mp->route.table_id), &fib_index);
1016 vec_validate (rpaths, mp->route.n_paths - 1);
1018 for (ii = 0; ii < mp->route.n_paths; ii++)
1020 rpath = &rpaths[ii];
1022 rv = mfib_api_path_decode (&mp->route.paths[ii], rpath);
1028 eflags = mfib_api_path_entry_flags_decode (mp->route.entry_flags);
1029 mfib_entry_index = mroute_add_del_handler (mp->is_add,
1033 ntohl (mp->route.rpf_id),
1036 if (~0 != mfib_entry_index)
1037 *stats_index = mfib_entry_get_stats_index (mfib_entry_index);
1044 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1046 vl_api_ip_mroute_add_del_reply_t *rmp;
1047 u32 stats_index = ~0;
1050 rv = api_mroute_add_del_t_handler (mp, &stats_index);
1053 REPLY_MACRO2 (VL_API_IP_MROUTE_ADD_DEL_REPLY,
1055 rmp->stats_index = htonl (stats_index);
1061 send_ip_details (vpe_api_main_t * am,
1062 vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6,
1065 vl_api_ip_details_t *mp;
1067 mp = vl_msg_api_alloc (sizeof (*mp));
1068 clib_memset (mp, 0, sizeof (*mp));
1069 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_DETAILS);
1071 mp->sw_if_index = ntohl (sw_if_index);
1072 mp->is_ipv6 = is_ipv6;
1073 mp->context = context;
1075 vl_api_send_msg (reg, (u8 *) mp);
1079 send_ip_address_details (vpe_api_main_t * am,
1080 vl_api_registration_t * reg,
1081 const fib_prefix_t * pfx,
1082 u32 sw_if_index, u32 context)
1084 vl_api_ip_address_details_t *mp;
1086 mp = vl_msg_api_alloc (sizeof (*mp));
1087 clib_memset (mp, 0, sizeof (*mp));
1088 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_ADDRESS_DETAILS);
1090 ip_prefix_encode (pfx, &mp->prefix);
1091 mp->context = context;
1092 mp->sw_if_index = htonl (sw_if_index);
1094 vl_api_send_msg (reg, (u8 *) mp);
1098 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1100 vpe_api_main_t *am = &vpe_api_main;
1101 vl_api_registration_t *reg;
1102 ip6_main_t *im6 = &ip6_main;
1103 ip4_main_t *im4 = &ip4_main;
1104 ip_lookup_main_t *lm6 = &im6->lookup_main;
1105 ip_lookup_main_t *lm4 = &im4->lookup_main;
1106 ip_interface_address_t *ia = 0;
1107 u32 sw_if_index = ~0;
1108 int rv __attribute__ ((unused)) = 0;
1110 VALIDATE_SW_IF_INDEX (mp);
1112 sw_if_index = ntohl (mp->sw_if_index);
1114 reg = vl_api_client_index_to_registration (mp->client_index);
1121 /* Do not send subnet details of the IP-interface for
1122 * unnumbered interfaces. otherwise listening clients
1123 * will be confused that the subnet is applied on more
1124 * than one interface */
1125 foreach_ip_interface_address (lm6, ia, sw_if_index, 0,
1127 fib_prefix_t pfx = {
1128 .fp_addr.ip6 = *(ip6_address_t *)ip_interface_address_get_address (lm6, ia),
1129 .fp_len = ia->address_length,
1130 .fp_proto = FIB_PROTOCOL_IP6,
1132 send_ip_address_details(am, reg, &pfx, sw_if_index, mp->context);
1139 foreach_ip_interface_address (lm4, ia, sw_if_index, 0,
1141 fib_prefix_t pfx = {
1142 .fp_addr.ip4 = *(ip4_address_t *)ip_interface_address_get_address (lm4, ia),
1143 .fp_len = ia->address_length,
1144 .fp_proto = FIB_PROTOCOL_IP4,
1147 send_ip_address_details(am, reg, &pfx, sw_if_index, mp->context);
1152 BAD_SW_IF_INDEX_LABEL;
1156 send_ip_unnumbered_details (vpe_api_main_t * am,
1157 vl_api_registration_t * reg,
1158 u32 sw_if_index, u32 ip_sw_if_index, u32 context)
1160 vl_api_ip_unnumbered_details_t *mp;
1162 mp = vl_msg_api_alloc (sizeof (*mp));
1163 clib_memset (mp, 0, sizeof (*mp));
1164 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_UNNUMBERED_DETAILS);
1166 mp->context = context;
1167 mp->sw_if_index = htonl (sw_if_index);
1168 mp->ip_sw_if_index = htonl (ip_sw_if_index);
1170 vl_api_send_msg (reg, (u8 *) mp);
1174 vl_api_ip_unnumbered_dump_t_handler (vl_api_ip_unnumbered_dump_t * mp)
1176 vnet_main_t *vnm = vnet_get_main ();
1177 vnet_interface_main_t *im = &vnm->interface_main;
1178 int rv __attribute__ ((unused)) = 0;
1179 vpe_api_main_t *am = &vpe_api_main;
1180 vl_api_registration_t *reg;
1181 vnet_sw_interface_t *si;
1184 sw_if_index = ntohl (mp->sw_if_index);
1186 reg = vl_api_client_index_to_registration (mp->client_index);
1190 if (~0 != sw_if_index)
1192 VALIDATE_SW_IF_INDEX (mp);
1194 si = vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
1196 if (si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED)
1198 send_ip_unnumbered_details (am, reg,
1200 si->unnumbered_sw_if_index,
1207 pool_foreach (si, im->sw_interfaces)
1209 if ((si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1211 send_ip_unnumbered_details(am, reg,
1213 si->unnumbered_sw_if_index,
1220 BAD_SW_IF_INDEX_LABEL;
1224 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1226 vpe_api_main_t *am = &vpe_api_main;
1227 vnet_main_t *vnm = vnet_get_main ();
1228 //vlib_main_t *vm = vlib_get_main ();
1229 vnet_interface_main_t *im = &vnm->interface_main;
1230 vl_api_registration_t *reg;
1231 vnet_sw_interface_t *si, *sorted_sis;
1232 u32 sw_if_index = ~0;
1234 reg = vl_api_client_index_to_registration (mp->client_index);
1238 /* Gather interfaces. */
1239 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1240 vec_set_len (sorted_sis, 0);
1242 pool_foreach (si, im->sw_interfaces)
1244 vec_add1 (sorted_sis, si[0]);
1248 vec_foreach (si, sorted_sis)
1250 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1252 /* if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index)) */
1256 sw_if_index = si->sw_if_index;
1257 send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context);
1261 vec_free (sorted_sis);
1265 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t *mp)
1267 vl_api_set_ip_flow_hash_reply_t *rmp;
1270 flow_hash_config_t flow_hash_config = 0;
1272 table_id = ntohl (mp->vrf_id);
1274 #define _(a,b) if (mp->a) flow_hash_config |= b;
1275 foreach_flow_hash_bit_v1;
1278 rv = ip_flow_hash_set ((mp->is_ipv6 ? AF_IP6 : AF_IP4), table_id,
1281 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1285 vl_api_set_ip_flow_hash_v2_t_handler (vl_api_set_ip_flow_hash_v2_t *mp)
1287 vl_api_set_ip_flow_hash_v2_reply_t *rmp;
1288 ip_address_family_t af;
1291 rv = ip_address_family_decode (mp->af, &af);
1294 rv = ip_flow_hash_set (af, htonl (mp->table_id),
1295 htonl (mp->flow_hash_config));
1297 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_V2_REPLY);
1301 vl_api_set_ip_flow_hash_v3_t_handler (vl_api_set_ip_flow_hash_v3_t *mp)
1303 vl_api_set_ip_flow_hash_v3_reply_t *rmp;
1304 ip_address_family_t af;
1307 rv = ip_address_family_decode (mp->af, &af);
1310 rv = ip_flow_hash_set (af, htonl (mp->table_id),
1311 htonl (mp->flow_hash_config));
1313 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_V3_REPLY);
1317 vl_api_set_ip_flow_hash_router_id_t_handler (
1318 vl_api_set_ip_flow_hash_router_id_t *mp)
1320 vl_api_set_ip_flow_hash_router_id_reply_t *rmp;
1323 ip_flow_hash_router_id_set (ntohl (mp->router_id));
1325 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_ROUTER_ID_REPLY);
1329 vl_mfib_signal_send_one (vl_api_registration_t * reg,
1330 u32 context, const mfib_signal_t * mfs)
1332 vl_api_mfib_signal_details_t *mp;
1333 const mfib_prefix_t *prefix;
1337 mp = vl_msg_api_alloc (sizeof (*mp));
1339 clib_memset (mp, 0, sizeof (*mp));
1340 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_MFIB_SIGNAL_DETAILS);
1341 mp->context = context;
1343 mfi = mfib_itf_get (mfs->mfs_itf);
1344 prefix = mfib_entry_get_prefix (mfs->mfs_entry);
1345 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1347 mp->table_id = ntohl (mfib->mft_table_id);
1348 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1350 ip_mprefix_encode (prefix, &mp->prefix);
1352 if (0 != mfs->mfs_buffer_len)
1354 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1356 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1360 mp->ip_packet_len = 0;
1363 vl_api_send_msg (reg, (u8 *) mp);
1367 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1369 vl_api_registration_t *reg;
1371 reg = vl_api_client_index_to_registration (mp->client_index);
1375 while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context))
1380 vl_api_ip_container_proxy_add_del_t_handler
1381 (vl_api_ip_container_proxy_add_del_t * mp)
1383 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1384 vnet_ip_container_proxy_args_t args;
1386 clib_error_t *error;
1388 clib_memset (&args, 0, sizeof (args));
1390 ip_prefix_decode (&mp->pfx, &args.prefix);
1392 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1393 args.is_add = mp->is_add;
1394 if ((error = vnet_ip_container_proxy_add_del (&args)))
1396 rv = clib_error_get_code (error);
1397 clib_error_report (error);
1400 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1403 typedef struct ip_walk_ctx_t_
1405 vl_api_registration_t *reg;
1410 ip_container_proxy_send_details (const fib_prefix_t * pfx, u32 sw_if_index,
1413 vl_api_ip_container_proxy_details_t *mp;
1414 ip_walk_ctx_t *ctx = args;
1416 mp = vl_msg_api_alloc (sizeof (*mp));
1420 clib_memset (mp, 0, sizeof (*mp));
1422 ntohs (REPLY_MSG_ID_BASE + VL_API_IP_CONTAINER_PROXY_DETAILS);
1423 mp->context = ctx->context;
1425 mp->sw_if_index = ntohl (sw_if_index);
1426 ip_prefix_encode (pfx, &mp->prefix);
1428 vl_api_send_msg (ctx->reg, (u8 *) mp);
1434 vl_api_ip_container_proxy_dump_t_handler (vl_api_ip_container_proxy_dump_t *
1437 vl_api_registration_t *reg;
1439 reg = vl_api_client_index_to_registration (mp->client_index);
1443 ip_walk_ctx_t ctx = {
1444 .context = mp->context,
1448 ip_container_proxy_walk (ip_container_proxy_send_details, &ctx);
1452 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
1455 vl_api_ioam_enable_reply_t *rmp;
1456 clib_error_t *error;
1458 /* Ignoring the profile id as currently a single profile
1460 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
1461 mp->seqno, mp->analyse);
1464 clib_error_report (error);
1465 rv = clib_error_get_code (error);
1468 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
1472 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
1475 vl_api_ioam_disable_reply_t *rmp;
1476 clib_error_t *error;
1478 error = clear_ioam_rewrite_fn ();
1481 clib_error_report (error);
1482 rv = clib_error_get_code (error);
1485 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
1489 vl_api_ip_source_and_port_range_check_add_del_t_handler
1490 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
1492 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
1495 u8 is_add = mp->is_add;
1498 u16 *high_ports = 0;
1500 u16 tmp_low, tmp_high;
1504 ip_prefix_decode (&mp->prefix, &pfx);
1506 // Validate port range
1507 num_ranges = mp->number_of_ranges;
1508 if (num_ranges > 32)
1509 { // This is size of array in VPE.API
1510 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
1514 vec_reset_length (low_ports);
1515 vec_reset_length (high_ports);
1517 for (i = 0; i < num_ranges; i++)
1519 tmp_low = mp->low_ports[i];
1520 tmp_high = mp->high_ports[i];
1521 // If tmp_low <= tmp_high then only need to check tmp_low = 0
1522 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
1523 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
1525 rv = VNET_API_ERROR_INVALID_VALUE;
1528 vec_add1 (low_ports, tmp_low);
1529 vec_add1 (high_ports, tmp_high + 1);
1532 vrf_id = ntohl (mp->vrf_id);
1536 rv = VNET_API_ERROR_INVALID_VALUE;
1541 if (FIB_PROTOCOL_IP6 == pfx.fp_proto)
1543 rv = ip6_source_and_port_range_check_add_del (&pfx.fp_addr.ip6,
1547 high_ports, is_add);
1551 rv = ip4_source_and_port_range_check_add_del (&pfx.fp_addr.ip4,
1555 high_ports, is_add);
1559 vec_free (low_ports);
1560 vec_free (high_ports);
1561 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
1565 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
1566 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
1568 vlib_main_t *vm = vlib_get_main ();
1569 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
1570 ip4_main_t *im = &ip4_main;
1573 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
1574 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
1578 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
1579 ntohl (mp->tcp_out_vrf_id);
1580 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
1581 ntohl (mp->udp_out_vrf_id);
1582 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
1583 ntohl (mp->tcp_in_vrf_id);
1584 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
1585 ntohl (mp->udp_in_vrf_id);
1588 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
1590 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
1592 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
1596 rv = VNET_API_ERROR_INVALID_VALUE;
1600 fib_index[i] = p[0];
1605 sw_if_index = ntohl (mp->sw_if_index);
1607 VALIDATE_SW_IF_INDEX (mp);
1610 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
1613 BAD_SW_IF_INDEX_LABEL;
1616 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
1620 vl_api_sw_interface_ip6_set_link_local_address_t_handler
1621 (vl_api_sw_interface_ip6_set_link_local_address_t * mp)
1623 vl_api_sw_interface_ip6_set_link_local_address_reply_t *rmp;
1627 VALIDATE_SW_IF_INDEX (mp);
1629 ip6_address_decode (mp->ip, &ip);
1631 rv = ip6_link_set_local_address (ntohl (mp->sw_if_index), &ip);
1633 BAD_SW_IF_INDEX_LABEL;
1634 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY);
1638 vl_api_sw_interface_ip6_get_link_local_address_t_handler (
1639 vl_api_sw_interface_ip6_get_link_local_address_t *mp)
1641 vl_api_sw_interface_ip6_get_link_local_address_reply_t *rmp;
1642 const ip6_address_t *ip = NULL;
1645 VALIDATE_SW_IF_INDEX (mp);
1647 ip = ip6_get_link_local_address (ntohl (mp->sw_if_index));
1649 rv = VNET_API_ERROR_IP6_NOT_ENABLED;
1651 BAD_SW_IF_INDEX_LABEL;
1652 /* clang-format off */
1653 REPLY_MACRO2 (VL_API_SW_INTERFACE_IP6_GET_LINK_LOCAL_ADDRESS_REPLY,
1656 ip6_address_encode (ip, rmp->ip);
1658 /* clang-format on */
1662 vl_api_ip_table_replace_begin_t_handler (vl_api_ip_table_replace_begin_t * mp)
1664 vl_api_ip_table_replace_begin_reply_t *rmp;
1665 fib_protocol_t fproto;
1669 fproto = (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1670 fib_index = fib_table_find (fproto, ntohl (mp->table.table_id));
1672 if (INDEX_INVALID == fib_index)
1673 rv = VNET_API_ERROR_NO_SUCH_FIB;
1676 fib_table_mark (fib_index, fproto, FIB_SOURCE_API);
1677 mfib_table_mark (mfib_table_find (fproto, ntohl (mp->table.table_id)),
1678 fproto, MFIB_SOURCE_API);
1680 REPLY_MACRO (VL_API_IP_TABLE_REPLACE_BEGIN_REPLY);
1684 vl_api_ip_table_replace_end_t_handler (vl_api_ip_table_replace_end_t * mp)
1686 vl_api_ip_table_replace_end_reply_t *rmp;
1687 fib_protocol_t fproto;
1691 fproto = (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1692 fib_index = fib_table_find (fproto, ntohl (mp->table.table_id));
1694 if (INDEX_INVALID == fib_index)
1695 rv = VNET_API_ERROR_NO_SUCH_FIB;
1698 fib_table_sweep (fib_index, fproto, FIB_SOURCE_API);
1699 mfib_table_sweep (mfib_table_find
1700 (fproto, ntohl (mp->table.table_id)), fproto,
1703 REPLY_MACRO (VL_API_IP_TABLE_REPLACE_END_REPLY);
1707 vl_api_ip_table_flush_t_handler (vl_api_ip_table_flush_t * mp)
1709 vl_api_ip_table_flush_reply_t *rmp;
1710 fib_protocol_t fproto;
1714 fproto = (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1715 fib_index = fib_table_find (fproto, ntohl (mp->table.table_id));
1717 if (INDEX_INVALID == fib_index)
1718 rv = VNET_API_ERROR_NO_SUCH_FIB;
1721 vnet_main_t *vnm = vnet_get_main ();
1722 vnet_interface_main_t *im = &vnm->interface_main;
1723 vnet_sw_interface_t *si;
1725 /* Shut down interfaces in this FIB / clean out intfc routes */
1727 pool_foreach (si, im->sw_interfaces)
1729 if (fib_index == fib_table_get_index_for_sw_if_index (fproto,
1732 u32 flags = si->flags;
1733 flags &= ~VNET_SW_INTERFACE_FLAG_ADMIN_UP;
1734 vnet_sw_interface_set_flags (vnm, si->sw_if_index, flags);
1739 fib_table_flush (fib_index, fproto, FIB_SOURCE_API);
1740 mfib_table_flush (mfib_table_find (fproto, ntohl (mp->table.table_id)),
1741 fproto, MFIB_SOURCE_API);
1744 REPLY_MACRO (VL_API_IP_TABLE_FLUSH_REPLY);
1748 vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp)
1750 vl_api_ip_reassembly_set_reply_t *rmp;
1752 switch ((vl_api_ip_reass_type_t) clib_net_to_host_u32 (mp->type))
1754 case IP_REASS_TYPE_FULL:
1757 rv = ip6_full_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
1758 clib_net_to_host_u32
1759 (mp->max_reassemblies),
1760 clib_net_to_host_u32
1761 (mp->max_reassembly_length),
1762 clib_net_to_host_u32
1763 (mp->expire_walk_interval_ms));
1767 rv = ip4_full_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
1768 clib_net_to_host_u32
1769 (mp->max_reassemblies),
1770 clib_net_to_host_u32
1771 (mp->max_reassembly_length),
1772 clib_net_to_host_u32
1773 (mp->expire_walk_interval_ms));
1776 case IP_REASS_TYPE_SHALLOW_VIRTUAL:
1780 ip6_sv_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
1781 clib_net_to_host_u32 (mp->max_reassemblies),
1782 clib_net_to_host_u32
1783 (mp->max_reassembly_length),
1784 clib_net_to_host_u32
1785 (mp->expire_walk_interval_ms));
1789 rv = ip4_sv_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
1790 clib_net_to_host_u32 (mp->max_reassemblies),
1791 clib_net_to_host_u32
1792 (mp->max_reassembly_length),
1793 clib_net_to_host_u32
1794 (mp->expire_walk_interval_ms));
1799 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
1803 vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp)
1805 vl_api_registration_t *rp;
1807 rp = vl_api_client_index_to_registration (mp->client_index);
1811 vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp));
1812 clib_memset (rmp, 0, sizeof (*rmp));
1813 rmp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_REASSEMBLY_GET_REPLY);
1814 rmp->context = mp->context;
1817 u32 max_reassemblies;
1818 u32 max_reassembly_length;
1819 u32 expire_walk_interval_ms;
1820 switch ((vl_api_ip_reass_type_t) clib_net_to_host_u32 (mp->type))
1822 case IP_REASS_TYPE_FULL:
1826 ip6_full_reass_get (&timeout_ms, &max_reassemblies,
1827 &max_reassembly_length,
1828 &expire_walk_interval_ms);
1833 ip4_full_reass_get (&timeout_ms, &max_reassemblies,
1834 &max_reassembly_length,
1835 &expire_walk_interval_ms);
1838 case IP_REASS_TYPE_SHALLOW_VIRTUAL:
1842 ip6_sv_reass_get (&timeout_ms, &max_reassemblies,
1843 &max_reassembly_length, &expire_walk_interval_ms);
1848 ip4_sv_reass_get (&timeout_ms, &max_reassemblies,
1849 &max_reassembly_length, &expire_walk_interval_ms);
1853 rmp->timeout_ms = clib_host_to_net_u32 (timeout_ms);
1854 rmp->max_reassemblies = clib_host_to_net_u32 (max_reassemblies);
1855 rmp->max_reassembly_length = clib_host_to_net_u32 (max_reassembly_length);
1856 rmp->expire_walk_interval_ms =
1857 clib_host_to_net_u32 (expire_walk_interval_ms);
1858 vl_api_send_msg (rp, (u8 *) rmp);
1862 vl_api_ip_reassembly_enable_disable_t_handler
1863 (vl_api_ip_reassembly_enable_disable_t * mp)
1865 vl_api_ip_reassembly_enable_disable_reply_t *rmp;
1867 switch ((vl_api_ip_reass_type_t) clib_net_to_host_u32 (mp->type))
1869 case IP_REASS_TYPE_FULL:
1871 ip4_full_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
1875 ip6_full_reass_enable_disable (clib_net_to_host_u32
1876 (mp->sw_if_index), mp->enable_ip6);
1878 case IP_REASS_TYPE_SHALLOW_VIRTUAL:
1880 ip4_sv_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
1885 ip6_sv_reass_enable_disable (clib_net_to_host_u32
1886 (mp->sw_if_index), mp->enable_ip6);
1891 REPLY_MACRO (VL_API_IP_REASSEMBLY_ENABLE_DISABLE_REPLY);
1895 vl_api_ip_local_reass_enable_disable_t_handler (
1896 vl_api_ip_local_reass_enable_disable_t *mp)
1898 vl_api_ip_local_reass_enable_disable_reply_t *rmp;
1901 ip4_local_full_reass_enable_disable (mp->enable_ip4);
1902 ip6_local_full_reass_enable_disable (mp->enable_ip6);
1904 REPLY_MACRO (VL_API_IP_LOCAL_REASS_ENABLE_DISABLE_REPLY);
1908 vl_api_ip_local_reass_get_t_handler (vl_api_ip_local_reass_get_t *mp)
1910 vl_api_ip_local_reass_get_reply_t *rmp;
1912 REPLY_MACRO2 (VL_API_IP_LOCAL_REASS_GET, {
1913 rmp->ip4_is_enabled = ip4_local_full_reass_enabled ();
1914 rmp->ip6_is_enabled = ip6_local_full_reass_enabled ();
1919 send_ip_punt_redirect_details (u32 rx_sw_if_index,
1920 const ip_punt_redirect_rx_t * ipr, void *arg)
1922 vl_api_ip_punt_redirect_details_t *mp;
1923 fib_path_encode_ctx_t path_ctx = {
1926 ip_walk_ctx_t *ctx = arg;
1928 mp = vl_msg_api_alloc (sizeof (*mp));
1930 return (WALK_STOP);;
1932 clib_memset (mp, 0, sizeof (*mp));
1933 mp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_IP_PUNT_REDIRECT_DETAILS);
1934 mp->context = ctx->context;
1936 fib_path_list_walk_w_ext (ipr->pl, NULL, fib_path_encode, &path_ctx);
1938 mp->punt.rx_sw_if_index = htonl (rx_sw_if_index);
1939 mp->punt.tx_sw_if_index = htonl (path_ctx.rpaths[0].frp_sw_if_index);
1941 ip_address_encode (&path_ctx.rpaths[0].frp_addr,
1942 fib_proto_to_ip46 (ipr->fproto), &mp->punt.nh);
1944 vl_api_send_msg (ctx->reg, (u8 *) mp);
1946 vec_free (path_ctx.rpaths);
1948 return (WALK_CONTINUE);
1952 send_ip_punt_redirect_v2_details (u32 rx_sw_if_index,
1953 const ip_punt_redirect_rx_t *ipr, void *arg)
1955 vl_api_ip_punt_redirect_v2_details_t *mp;
1956 fib_path_encode_ctx_t path_ctx = {
1959 fib_route_path_t *rpath;
1960 ip_walk_ctx_t *ctx = arg;
1961 vl_api_fib_path_t *fp;
1964 fib_path_list_walk_w_ext (ipr->pl, NULL, fib_path_encode, &path_ctx);
1966 n_paths = vec_len (path_ctx.rpaths);
1967 mp = vl_msg_api_alloc (sizeof (*mp) + n_paths * sizeof (*fp));
1971 clib_memset (mp, 0, sizeof (*mp));
1973 ntohs (REPLY_MSG_ID_BASE + VL_API_IP_PUNT_REDIRECT_V2_DETAILS);
1974 mp->context = ctx->context;
1975 mp->punt.rx_sw_if_index = htonl (rx_sw_if_index);
1976 mp->punt.n_paths = htonl (n_paths);
1977 fp = mp->punt.paths;
1978 vec_foreach (rpath, path_ctx.rpaths)
1980 fib_api_path_encode (rpath, fp);
1983 mp->punt.af = (ipr->fproto == FIB_PROTOCOL_IP6) ? ADDRESS_IP6 : ADDRESS_IP4;
1985 vl_api_send_msg (ctx->reg, (u8 *) mp);
1987 vec_free (path_ctx.rpaths);
1989 return (WALK_CONTINUE);
1993 vl_api_ip_punt_redirect_dump_common (ip_walk_ctx_t *ctx, fib_protocol_t fproto,
1995 ip_punt_redirect_walk_cb_t cb)
1998 if ((u32) ~0 != rx_sw_if_index)
2001 pri = ip_punt_redirect_find (fproto, rx_sw_if_index);
2003 if (INDEX_INVALID == pri)
2006 cb (rx_sw_if_index, ip_punt_redirect_get (pri), ctx);
2009 ip_punt_redirect_walk (fproto, cb, ctx);
2013 vl_api_ip_punt_redirect_dump_t_handler (vl_api_ip_punt_redirect_dump_t * mp)
2015 vl_api_registration_t *reg;
2016 fib_protocol_t fproto;
2018 reg = vl_api_client_index_to_registration (mp->client_index);
2022 fproto = (mp->is_ipv6 == 1) ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4;
2024 ip_walk_ctx_t ctx = {
2026 .context = mp->context,
2029 vl_api_ip_punt_redirect_dump_common (&ctx, fproto, ntohl (mp->sw_if_index),
2030 send_ip_punt_redirect_details);
2034 vl_api_ip_punt_redirect_v2_dump_t_handler (
2035 vl_api_ip_punt_redirect_v2_dump_t *mp)
2037 vl_api_registration_t *reg;
2038 ip_address_family_t af;
2039 fib_protocol_t fproto;
2042 reg = vl_api_client_index_to_registration (mp->client_index);
2046 rv = ip_address_family_decode (mp->af, &af);
2050 fproto = (af == AF_IP6) ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4;
2052 ip_walk_ctx_t ctx = {
2054 .context = mp->context,
2057 vl_api_ip_punt_redirect_dump_common (&ctx, fproto, ntohl (mp->sw_if_index),
2058 send_ip_punt_redirect_v2_details);
2062 vl_api_ip_path_mtu_update_t_handler (vl_api_ip_path_mtu_update_t *mp)
2064 vl_api_ip_path_mtu_update_reply_t *rmp;
2068 ip_address_decode2 (&mp->pmtu.nh, &nh);
2070 rv = ip_path_mtu_update (&nh, ntohl (mp->pmtu.table_id),
2071 ntohs (mp->pmtu.path_mtu));
2073 REPLY_MACRO (VL_API_IP_PATH_MTU_UPDATE_REPLY);
2077 vl_api_ip_path_mtu_replace_begin_t_handler (
2078 vl_api_ip_path_mtu_replace_begin_t *mp)
2080 vl_api_ip_path_mtu_replace_begin_reply_t *rmp;
2083 rv = ip_path_mtu_replace_begin ();
2085 REPLY_MACRO (VL_API_IP_PATH_MTU_REPLACE_BEGIN_REPLY);
2089 vl_api_ip_path_mtu_replace_end_t_handler (vl_api_ip_path_mtu_replace_end_t *mp)
2091 vl_api_ip_path_mtu_replace_end_reply_t *rmp;
2094 rv = ip_path_mtu_replace_end ();
2096 REPLY_MACRO (VL_API_IP_PATH_MTU_REPLACE_END_REPLY);
2100 send_ip_path_mtu_details (index_t ipti, vl_api_registration_t *rp, u32 context)
2102 vl_api_ip_path_mtu_details_t *rmp;
2106 ipt = ip_path_mtu_get (ipti);
2108 REPLY_MACRO_DETAILS4 (VL_API_IP_PATH_MTU_DETAILS, rp, context, ({
2109 ip_pmtu_get_ip (ipt, &ip);
2110 ip_address_encode2 (&ip, &rmp->pmtu.nh);
2111 rmp->pmtu.table_id =
2112 htonl (ip_pmtu_get_table_id (ipt));
2113 rmp->pmtu.path_mtu = htons (ipt->ipt_cfg_pmtu);
2118 vl_api_ip_path_mtu_get_t_handler (vl_api_ip_path_mtu_get_t *mp)
2120 vl_api_ip_path_mtu_get_reply_t *rmp;
2123 REPLY_AND_DETAILS_MACRO (
2124 VL_API_IP_PATH_MTU_GET_REPLY, ip_pmtu_pool,
2125 ({ send_ip_path_mtu_details (cursor, rp, mp->context); }));
2128 #include <vnet/ip/ip.api.c>
2130 static clib_error_t *
2131 ip_api_hookup (vlib_main_t * vm)
2133 api_main_t *am = vlibapi_get_main ();
2136 * Mark the route add/del API as MP safe
2138 vl_api_set_msg_thread_safe (am, VL_API_IP_ROUTE_ADD_DEL, 1);
2139 vl_api_set_msg_thread_safe (am, VL_API_IP_ROUTE_ADD_DEL_REPLY, 1);
2140 vl_api_set_msg_thread_safe (am, VL_API_IP_ROUTE_ADD_DEL_V2, 1);
2141 vl_api_set_msg_thread_safe (am, VL_API_IP_ROUTE_ADD_DEL_V2_REPLY, 1);
2144 * Set up the (msg_name, crc, message-id) table
2146 REPLY_MSG_ID_BASE = setup_message_id_table ();
2151 VLIB_API_INIT_FUNCTION (ip_api_hookup);
2154 * fd.io coding-style-patch-verification: ON
2157 * eval: (c-set-style "gnu")