2 *------------------------------------------------------------------
3 * ip_api.c - vnet ip api
5 * Copyright (c) 2016 Cisco and/or its affiliates.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at:
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *------------------------------------------------------------------
20 #include <vnet/vnet.h>
21 #include <vlibmemory/api.h>
23 #include <vpp/stats/stats.h>
24 #include <vnet/interface.h>
25 #include <vnet/api_errno.h>
26 #include <vnet/ethernet/ethernet.h>
27 #include <vnet/ip/ip.h>
28 #include <vnet/ip/ip6_neighbor.h>
29 #include <vnet/fib/fib_table.h>
30 #include <vnet/fib/fib_api.h>
31 #include <vnet/dpo/drop_dpo.h>
32 #include <vnet/dpo/receive_dpo.h>
33 #include <vnet/dpo/lookup_dpo.h>
34 #include <vnet/dpo/classify_dpo.h>
35 #include <vnet/dpo/ip_null_dpo.h>
36 #include <vnet/ethernet/arp_packet.h>
37 #include <vnet/mfib/ip6_mfib.h>
38 #include <vnet/mfib/ip4_mfib.h>
39 #include <vnet/mfib/mfib_signal.h>
40 #include <vnet/mfib/mfib_entry.h>
41 #include <vnet/ip/ip_source_and_port_range_check.h>
42 #include <vnet/fib/ip4_fib.h>
43 #include <vnet/fib/ip6_fib.h>
44 #include <vnet/ip/ip6_hop_by_hop.h>
45 #include <vnet/ip/ip4_reassembly.h>
46 #include <vnet/ip/ip6_reassembly.h>
48 #include <vnet/vnet_msg_enum.h>
50 #define vl_typedefs /* define message structures */
51 #include <vnet/vnet_all_api_h.h>
54 #define vl_endianfun /* define message structures */
55 #include <vnet/vnet_all_api_h.h>
58 /* instantiate all the print functions we know about */
59 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
61 #include <vnet/vnet_all_api_h.h>
64 #include <vlibapi/api_helper_macros.h>
67 #define foreach_ip_api_msg \
68 _(IP_FIB_DUMP, ip_fib_dump) \
69 _(IP6_FIB_DUMP, ip6_fib_dump) \
70 _(IP_MFIB_DUMP, ip_mfib_dump) \
71 _(IP6_MFIB_DUMP, ip6_mfib_dump) \
72 _(IP_NEIGHBOR_DUMP, ip_neighbor_dump) \
73 _(IP_MROUTE_ADD_DEL, ip_mroute_add_del) \
74 _(MFIB_SIGNAL_DUMP, mfib_signal_dump) \
75 _(IP_ADDRESS_DUMP, ip_address_dump) \
77 _(IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del) \
78 _(SET_ARP_NEIGHBOR_LIMIT, set_arp_neighbor_limit) \
79 _(IP_PROBE_NEIGHBOR, ip_probe_neighbor) \
80 _(WANT_IP4_ARP_EVENTS, want_ip4_arp_events) \
81 _(WANT_IP6_ND_EVENTS, want_ip6_nd_events) \
82 _(WANT_IP6_RA_EVENTS, want_ip6_ra_events) \
83 _(PROXY_ARP_ADD_DEL, proxy_arp_add_del) \
84 _(PROXY_ARP_INTFC_ENABLE_DISABLE, proxy_arp_intfc_enable_disable) \
85 _(RESET_FIB, reset_fib) \
86 _(IP_ADD_DEL_ROUTE, ip_add_del_route) \
87 _(IP_TABLE_ADD_DEL, ip_table_add_del) \
88 _(IP_PUNT_POLICE, ip_punt_police) \
89 _(IP_PUNT_REDIRECT, ip_punt_redirect) \
90 _(SET_IP_FLOW_HASH,set_ip_flow_hash) \
91 _(SW_INTERFACE_IP6ND_RA_CONFIG, sw_interface_ip6nd_ra_config) \
92 _(SW_INTERFACE_IP6ND_RA_PREFIX, sw_interface_ip6nd_ra_prefix) \
93 _(IP6ND_PROXY_ADD_DEL, ip6nd_proxy_add_del) \
94 _(IP6ND_PROXY_DUMP, ip6nd_proxy_dump) \
95 _(IP6ND_SEND_ROUTER_SOLICITATION, ip6nd_send_router_solicitation) \
96 _(SW_INTERFACE_IP6_ENABLE_DISABLE, sw_interface_ip6_enable_disable ) \
97 _(SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS, \
98 sw_interface_ip6_set_link_local_address) \
99 _(IP_CONTAINER_PROXY_ADD_DEL, ip_container_proxy_add_del) \
100 _(IOAM_ENABLE, ioam_enable) \
101 _(IOAM_DISABLE, ioam_disable) \
102 _(IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL, \
103 ip_source_and_port_range_check_add_del) \
104 _(IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL, \
105 ip_source_and_port_range_check_interface_add_del) \
106 _(IP_REASSEMBLY_SET, ip_reassembly_set) \
107 _(IP_REASSEMBLY_GET, ip_reassembly_get) \
108 _(IP_REASSEMBLY_ENABLE_DISABLE, ip_reassembly_enable_disable)
110 extern void stats_dslock_with_hint (int hint, int tag);
111 extern void stats_dsunlock (void);
114 send_ip_neighbor_details (u32 sw_if_index,
118 u8 * ip_address, vl_api_registration_t * reg,
121 vl_api_ip_neighbor_details_t *mp;
123 mp = vl_msg_api_alloc (sizeof (*mp));
124 memset (mp, 0, sizeof (*mp));
125 mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_DETAILS);
126 mp->context = context;
127 mp->sw_if_index = htonl (sw_if_index);
128 mp->is_ipv6 = is_ipv6;
129 mp->is_static = is_static;
130 memcpy (mp->mac_address, mac_address, 6);
131 memcpy (mp->ip_address, ip_address, (is_ipv6) ? 16 : 4);
133 vl_api_send_msg (reg, (u8 *) mp);
137 vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp)
139 vl_api_registration_t *reg;
141 reg = vl_api_client_index_to_registration (mp->client_index);
145 u32 sw_if_index = ntohl (mp->sw_if_index);
149 ip6_neighbor_t *n, *ns;
151 ns = ip6_neighbors_entries (sw_if_index);
155 send_ip_neighbor_details
156 (sw_if_index, mp->is_ipv6,
157 ((n->flags & IP6_NEIGHBOR_FLAG_STATIC) ? 1 : 0),
158 (u8 *) n->link_layer_address,
159 (u8 *) & (n->key.ip6_address.as_u8),
167 ethernet_arp_ip4_entry_t *n, *ns;
169 ns = ip4_neighbor_entries (sw_if_index);
173 send_ip_neighbor_details (sw_if_index, mp->is_ipv6,
174 ((n->flags & ETHERNET_ARP_IP4_ENTRY_FLAG_STATIC) ? 1 : 0),
175 (u8*) n->ethernet_address,
176 (u8*) & (n->ip4_address.as_u8),
185 send_ip_fib_details (vpe_api_main_t * am,
186 vl_api_registration_t * reg,
187 const fib_table_t * table,
188 const fib_prefix_t * pfx,
189 fib_route_path_encode_t * api_rpaths, u32 context)
191 vl_api_ip_fib_details_t *mp;
192 fib_route_path_encode_t *api_rpath;
193 vl_api_fib_path_t *fp;
196 path_count = vec_len (api_rpaths);
197 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
200 memset (mp, 0, sizeof (*mp));
201 mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS);
202 mp->context = context;
204 mp->table_id = htonl (table->ft_table_id);
205 memcpy (mp->table_name, table->ft_desc,
206 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
207 mp->address_length = pfx->fp_len;
208 memcpy (mp->address, &pfx->fp_addr.ip4, sizeof (pfx->fp_addr.ip4));
210 mp->count = htonl (path_count);
212 vec_foreach (api_rpath, api_rpaths)
214 fib_api_path_encode (api_rpath, fp);
218 vl_api_send_msg (reg, (u8 *) mp);
221 typedef struct vl_api_ip_fib_dump_walk_ctx_t_
223 fib_node_index_t *feis;
224 } vl_api_ip_fib_dump_walk_ctx_t;
226 static fib_table_walk_rc_t
227 vl_api_ip_fib_dump_walk (fib_node_index_t fei, void *arg)
229 vl_api_ip_fib_dump_walk_ctx_t *ctx = arg;
231 vec_add1 (ctx->feis, fei);
233 return (FIB_TABLE_WALK_CONTINUE);
237 vl_api_ip_fib_dump_t_handler (vl_api_ip_fib_dump_t * mp)
239 vpe_api_main_t *am = &vpe_api_main;
240 vl_api_registration_t *reg;
241 ip4_main_t *im = &ip4_main;
242 fib_table_t *fib_table;
243 fib_node_index_t *lfeip;
246 fib_route_path_encode_t *api_rpaths;
247 vl_api_ip_fib_dump_walk_ctx_t ctx = {
251 reg = vl_api_client_index_to_registration (mp->client_index);
256 pool_foreach (fib_table, im->fibs,
258 fib_table_walk(fib_table->ft_index,
260 vl_api_ip_fib_dump_walk,
265 vec_sort_with_function (ctx.feis, fib_entry_cmp_for_sort);
267 vec_foreach (lfeip, ctx.feis)
269 fib_entry_get_prefix (*lfeip, &pfx);
270 fib_index = fib_entry_get_fib_index (*lfeip);
271 fib_table = fib_table_get (fib_index, pfx.fp_proto);
273 fib_entry_encode (*lfeip, &api_rpaths);
274 send_ip_fib_details (am, reg, fib_table, &pfx, api_rpaths, mp->context);
275 vec_free (api_rpaths);
282 send_ip6_fib_details (vpe_api_main_t * am,
283 vl_api_registration_t * reg,
284 const fib_table_t * table,
285 const fib_prefix_t * pfx,
286 fib_route_path_encode_t * api_rpaths, u32 context)
288 vl_api_ip6_fib_details_t *mp;
289 fib_route_path_encode_t *api_rpath;
290 vl_api_fib_path_t *fp;
293 path_count = vec_len (api_rpaths);
294 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
297 memset (mp, 0, sizeof (*mp));
298 mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS);
299 mp->context = context;
301 mp->table_id = htonl (table->ft_table_id);
302 mp->address_length = pfx->fp_len;
303 memcpy (mp->address, &pfx->fp_addr.ip6, sizeof (pfx->fp_addr.ip6));
304 memcpy (mp->table_name, table->ft_desc,
305 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
307 mp->count = htonl (path_count);
309 vec_foreach (api_rpath, api_rpaths)
311 fib_api_path_encode (api_rpath, fp);
315 vl_api_send_msg (reg, (u8 *) mp);
318 typedef struct apt_ip6_fib_show_ctx_t_
321 fib_node_index_t *entries;
322 } api_ip6_fib_show_ctx_t;
325 api_ip6_fib_table_put_entries (clib_bihash_kv_24_8_t * kvp, void *arg)
327 api_ip6_fib_show_ctx_t *ctx = arg;
329 if ((kvp->key[2] >> 32) == ctx->fib_index)
331 vec_add1 (ctx->entries, kvp->value);
336 api_ip6_fib_table_get_all (vl_api_registration_t * reg,
337 vl_api_ip6_fib_dump_t * mp,
338 fib_table_t * fib_table)
340 vpe_api_main_t *am = &vpe_api_main;
341 ip6_main_t *im6 = &ip6_main;
342 fib_node_index_t *fib_entry_index;
343 api_ip6_fib_show_ctx_t ctx = {
344 .fib_index = fib_table->ft_index,
347 fib_route_path_encode_t *api_rpaths;
350 BV (clib_bihash_foreach_key_value_pair)
351 ((BVT (clib_bihash) *) & im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].
352 ip6_hash, api_ip6_fib_table_put_entries, &ctx);
354 vec_sort_with_function (ctx.entries, fib_entry_cmp_for_sort);
356 vec_foreach (fib_entry_index, ctx.entries)
358 fib_entry_get_prefix (*fib_entry_index, &pfx);
360 fib_entry_encode (*fib_entry_index, &api_rpaths);
361 send_ip6_fib_details (am, reg, fib_table, &pfx, api_rpaths, mp->context);
362 vec_free (api_rpaths);
365 vec_free (ctx.entries);
369 vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp)
371 vl_api_registration_t *reg;
372 ip6_main_t *im6 = &ip6_main;
373 fib_table_t *fib_table;
375 reg = vl_api_client_index_to_registration (mp->client_index);
380 pool_foreach (fib_table, im6->fibs,
382 /* don't send link locals */
383 if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL)
386 api_ip6_fib_table_get_all(reg, mp, fib_table);
392 send_ip_mfib_details (vl_api_registration_t * reg,
393 u32 context, u32 table_id, fib_node_index_t mfei)
395 fib_route_path_encode_t *api_rpath, *api_rpaths = NULL;
396 vl_api_ip_mfib_details_t *mp;
397 mfib_entry_t *mfib_entry;
398 vl_api_fib_path_t *fp;
402 mfib_entry = mfib_entry_get (mfei);
403 mfib_entry_get_prefix (mfei, &pfx);
404 mfib_entry_encode (mfei, &api_rpaths);
406 path_count = vec_len (api_rpaths);
407 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
410 memset (mp, 0, sizeof (*mp));
411 mp->_vl_msg_id = ntohs (VL_API_IP_MFIB_DETAILS);
412 mp->context = context;
414 mp->rpf_id = mfib_entry->mfe_rpf_id;
415 mp->entry_flags = mfib_entry->mfe_flags;
416 mp->table_id = htonl (table_id);
417 mp->address_length = pfx.fp_len;
418 memcpy (mp->grp_address, &pfx.fp_grp_addr.ip4,
419 sizeof (pfx.fp_grp_addr.ip4));
420 memcpy (mp->src_address, &pfx.fp_src_addr.ip4,
421 sizeof (pfx.fp_src_addr.ip4));
423 mp->count = htonl (path_count);
425 vec_foreach (api_rpath, api_rpaths)
427 fib_api_path_encode (api_rpath, fp);
430 vec_free (api_rpaths);
432 vl_api_send_msg (reg, (u8 *) mp);
435 typedef struct vl_api_ip_mfib_dump_ctc_t_
437 fib_node_index_t *entries;
438 } vl_api_ip_mfib_dump_ctc_t;
441 vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
443 vl_api_ip_mfib_dump_ctc_t *ctx = arg;
445 vec_add1 (ctx->entries, fei);
451 vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp)
453 vl_api_registration_t *reg;
454 ip4_main_t *im = &ip4_main;
455 mfib_table_t *mfib_table;
456 fib_node_index_t *mfeip;
457 vl_api_ip_mfib_dump_ctc_t ctx = {
461 reg = vl_api_client_index_to_registration (mp->client_index);
466 pool_foreach (mfib_table, im->mfibs,
468 ip4_mfib_table_walk(&mfib_table->v4,
469 vl_api_ip_mfib_table_dump_walk,
472 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
474 vec_foreach (mfeip, ctx.entries)
476 send_ip_mfib_details (reg, mp->context,
477 mfib_table->mft_table_id,
480 vec_reset_length (ctx.entries);
485 vec_free (ctx.entries);
489 send_ip6_mfib_details (vpe_api_main_t * am,
490 vl_api_registration_t * reg,
493 fib_route_path_encode_t * api_rpaths, u32 context)
495 vl_api_ip6_mfib_details_t *mp;
496 fib_route_path_encode_t *api_rpath;
497 vl_api_fib_path_t *fp;
500 path_count = vec_len (api_rpaths);
501 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
504 memset (mp, 0, sizeof (*mp));
505 mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS);
506 mp->context = context;
508 mp->table_id = htonl (table_id);
509 mp->address_length = pfx->fp_len;
510 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6,
511 sizeof (pfx->fp_grp_addr.ip6));
512 memcpy (mp->src_address, &pfx->fp_src_addr.ip6,
513 sizeof (pfx->fp_src_addr.ip6));
515 mp->count = htonl (path_count);
517 vec_foreach (api_rpath, api_rpaths)
519 fib_api_path_encode (api_rpath, fp);
523 vl_api_send_msg (reg, (u8 *) mp);
526 typedef struct vl_api_ip6_mfib_dump_ctc_t_
528 fib_node_index_t *entries;
529 } vl_api_ip6_mfib_dump_ctc_t;
532 vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
534 vl_api_ip6_mfib_dump_ctc_t *ctx = arg;
536 vec_add1 (ctx->entries, fei);
542 vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp)
544 vpe_api_main_t *am = &vpe_api_main;
545 vl_api_registration_t *reg;
546 ip6_main_t *im = &ip6_main;
547 mfib_table_t *mfib_table;
548 fib_node_index_t *mfeip;
550 fib_route_path_encode_t *api_rpaths = NULL;
551 vl_api_ip6_mfib_dump_ctc_t ctx = {
555 reg = vl_api_client_index_to_registration (mp->client_index);
561 pool_foreach (mfib_table, im->mfibs,
563 ip6_mfib_table_walk(&mfib_table->v6,
564 vl_api_ip6_mfib_table_dump_walk,
567 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
569 vec_foreach(mfeip, ctx.entries)
571 mfib_entry_get_prefix (*mfeip, &pfx);
572 mfib_entry_encode (*mfeip, &api_rpaths);
573 send_ip6_mfib_details (am, reg,
574 mfib_table->mft_table_id,
578 vec_reset_length (api_rpaths);
579 vec_reset_length (ctx.entries);
584 vec_free (ctx.entries);
585 vec_free (api_rpaths);
589 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
592 vl_api_ip_punt_police_reply_t *rmp;
596 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
598 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
600 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
604 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t * mp,
607 vl_api_ip_punt_redirect_reply_t *rmp;
614 memset (&nh, 0, sizeof (nh));
618 memcpy (&nh.ip6, mp->nh, sizeof (nh.ip6));
620 ip6_punt_redirect_add (ntohl (mp->rx_sw_if_index),
621 ntohl (mp->tx_sw_if_index), &nh);
625 memcpy (&nh.ip4, mp->nh, sizeof (nh.ip4));
627 ip4_punt_redirect_add (ntohl (mp->rx_sw_if_index),
628 ntohl (mp->tx_sw_if_index), &nh);
635 ip6_punt_redirect_del (ntohl (mp->rx_sw_if_index));
639 ip4_punt_redirect_del (ntohl (mp->rx_sw_if_index));
643 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
647 vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp,
650 vl_api_ip_neighbor_add_del_reply_t *rmp;
651 vnet_main_t *vnm = vnet_get_main ();
654 VALIDATE_SW_IF_INDEX (mp);
656 stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ );
659 * there's no validation here of the ND/ARP entry being added.
660 * The expectation is that the FIB will ensure that nothing bad
661 * will come of adding bogus entries.
666 rv = vnet_set_ip6_ethernet_neighbor
667 (vm, ntohl (mp->sw_if_index),
668 (ip6_address_t *) (mp->dst_address),
669 mp->mac_address, sizeof (mp->mac_address), mp->is_static,
672 rv = vnet_unset_ip6_ethernet_neighbor
673 (vm, ntohl (mp->sw_if_index),
674 (ip6_address_t *) (mp->dst_address),
675 mp->mac_address, sizeof (mp->mac_address));
679 ethernet_arp_ip4_over_ethernet_address_t a;
681 clib_memcpy (&a.ethernet, mp->mac_address, 6);
682 clib_memcpy (&a.ip4, mp->dst_address, 4);
685 rv = vnet_arp_set_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index),
690 vnet_arp_unset_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index), &a);
695 BAD_SW_IF_INDEX_LABEL;
696 REPLY_MACRO (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY);
700 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
702 u32 fib_index, mfib_index;
705 * ignore action on the default table - this is always present
706 * and cannot be added nor deleted from the API
711 * The API holds only one lock on the table.
712 * i.e. it can be added many times via the API but needs to be
714 * The FIB index for unicast and multicast is not necessarily the
715 * same, since internal VPP systesm (like LISP and SR) create
716 * their own unicast tables.
718 fib_index = fib_table_find (fproto, table_id);
719 mfib_index = mfib_table_find (fproto, table_id);
723 fib_table_unlock (fib_index, fproto,
724 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
726 if (~0 != mfib_index)
728 mfib_table_unlock (mfib_index, fproto,
729 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
735 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
737 vl_api_ip_table_add_del_reply_t *rmp;
738 fib_protocol_t fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
739 u32 table_id = ntohl (mp->table_id);
744 ip_table_create (fproto, table_id, 1, mp->name);
748 ip_table_delete (fproto, table_id, 1);
751 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
755 add_del_route_t_handler (u8 is_multipath,
763 u32 classify_table_index,
765 u8 is_resolve_attached,
772 const fib_prefix_t * prefix,
773 dpo_proto_t next_hop_proto,
774 const ip46_address_t * next_hop,
776 u32 next_hop_sw_if_index,
777 u8 next_hop_fib_index,
779 u16 next_hop_preference,
780 mpls_label_t next_hop_via_label,
781 fib_mpls_label_t * next_hop_out_label_stack)
783 vnet_classify_main_t *cm = &vnet_classify_main;
784 fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE;
785 fib_route_path_t path = {
786 .frp_proto = next_hop_proto,
787 .frp_addr = (NULL == next_hop ? zero_addr : *next_hop),
788 .frp_sw_if_index = next_hop_sw_if_index,
789 .frp_fib_index = next_hop_fib_index,
790 .frp_weight = next_hop_weight,
791 .frp_preference = next_hop_preference,
792 .frp_label_stack = next_hop_out_label_stack,
794 fib_route_path_t *paths = NULL;
795 fib_entry_flag_t entry_flags = FIB_ENTRY_FLAG_NONE;
798 * the special INVALID label meams we are not recursing via a
799 * label. Exp-null value is never a valid via-label so that
800 * also means it's not a via-label and means clients that set
801 * it to 0 by default get the expected behaviour
803 if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label))
805 path.frp_proto = DPO_PROTO_MPLS;
806 path.frp_local_label = next_hop_via_label;
807 path.frp_eos = MPLS_NON_EOS;
810 path_flags |= FIB_ROUTE_PATH_DVR;
812 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
813 if (is_resolve_attached)
814 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
816 path_flags |= FIB_ROUTE_PATH_INTF_RX;
818 path_flags |= FIB_ROUTE_PATH_RPF_ID;
819 if (is_source_lookup)
820 path_flags |= FIB_ROUTE_PATH_SOURCE_LOOKUP;
822 entry_flags |= FIB_ENTRY_FLAG_MULTICAST;
825 path_flags |= FIB_ROUTE_PATH_UDP_ENCAP;
826 path.frp_udp_encap_id = next_hop_id;
828 if (path.frp_sw_if_index == ~0 && ip46_address_is_zero (&path.frp_addr)
829 && path.frp_fib_index != ~0)
831 path_flags |= FIB_ROUTE_PATH_DEAG;
834 path.frp_flags = path_flags;
838 stats_dslock_with_hint (1 /* release hint */ , 10 /* tag */ );
841 vec_add1 (paths, path);
844 fib_table_entry_path_add2 (fib_index,
846 FIB_SOURCE_API, entry_flags, paths);
848 fib_table_entry_path_remove2 (fib_index,
849 prefix, FIB_SOURCE_API, paths);
856 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
858 if (is_drop || is_local || is_classify || is_unreach || is_prohibit)
861 * special route types that link directly to the adj
865 dpo_id_t dpo = DPO_INVALID;
868 dproto = fib_proto_to_dpo (prefix->fp_proto);
871 ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo);
873 receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo);
875 ip_null_dpo_add_and_lock (dproto,
876 IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo);
877 else if (is_prohibit)
878 ip_null_dpo_add_and_lock (dproto,
879 IP_NULL_ACTION_SEND_ICMP_PROHIBIT,
881 else if (is_classify)
883 if (pool_is_free_index (cm->tables,
884 ntohl (classify_table_index)))
887 return VNET_API_ERROR_NO_SUCH_TABLE;
890 dpo_set (&dpo, DPO_CLASSIFY, dproto,
891 classify_dpo_create (dproto,
892 ntohl (classify_table_index)));
897 return VNET_API_ERROR_NO_SUCH_TABLE;
900 fib_table_entry_special_dpo_update (fib_index,
903 FIB_ENTRY_FLAG_EXCLUSIVE, &dpo);
908 fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API);
915 vec_add1 (paths, path);
916 fib_table_entry_update (fib_index,
917 prefix, FIB_SOURCE_API, entry_flags, paths);
922 fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API);
931 add_del_route_check (fib_protocol_t table_proto,
933 u32 next_hop_sw_if_index,
934 dpo_proto_t next_hop_table_proto,
935 u32 next_hop_table_id,
936 u8 is_rpf_id, u32 * fib_index, u32 * next_hop_fib_index)
938 vnet_main_t *vnm = vnet_get_main ();
940 *fib_index = fib_table_find (table_proto, ntohl (table_id));
941 if (~0 == *fib_index)
943 /* No such VRF, and we weren't asked to create one */
944 return VNET_API_ERROR_NO_SUCH_FIB;
947 if (!is_rpf_id && ~0 != ntohl (next_hop_sw_if_index))
949 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
950 ntohl (next_hop_sw_if_index)))
952 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
957 fib_protocol_t fib_nh_proto;
959 if (next_hop_table_proto > DPO_PROTO_MPLS)
962 fib_nh_proto = dpo_proto_to_fib (next_hop_table_proto);
965 *next_hop_fib_index = mfib_table_find (fib_nh_proto,
966 ntohl (next_hop_table_id));
968 *next_hop_fib_index = fib_table_find (fib_nh_proto,
969 ntohl (next_hop_table_id));
971 if (~0 == *next_hop_fib_index)
973 /* No such VRF, and we weren't asked to create one */
974 return VNET_API_ERROR_NO_SUCH_FIB;
982 ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
984 u32 fib_index, next_hop_fib_index;
985 fib_mpls_label_t *label_stack = NULL;
986 int rv, ii, n_labels;;
988 rv = add_del_route_check (FIB_PROTOCOL_IP4,
990 mp->next_hop_sw_if_index,
992 mp->next_hop_table_id,
993 0, &fib_index, &next_hop_fib_index);
999 .fp_len = mp->dst_address_length,
1000 .fp_proto = FIB_PROTOCOL_IP4,
1002 clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4));
1005 memset (&nh, 0, sizeof (nh));
1006 memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4));
1008 n_labels = mp->next_hop_n_out_labels;
1013 vec_validate (label_stack, n_labels - 1);
1014 for (ii = 0; ii < n_labels; ii++)
1016 label_stack[ii].fml_value =
1017 ntohl (mp->next_hop_out_label_stack[ii].label);
1018 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1019 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1020 label_stack[ii].fml_mode =
1021 (mp->next_hop_out_label_stack[ii].is_uniform ?
1022 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1026 return (add_del_route_t_handler (mp->is_multipath,
1033 mp->classify_table_index,
1034 mp->is_resolve_host,
1035 mp->is_resolve_attached, 0, 0,
1037 mp->is_source_lookup,
1039 fib_index, &pfx, DPO_PROTO_IP4,
1041 ntohl (mp->next_hop_id),
1042 ntohl (mp->next_hop_sw_if_index),
1044 mp->next_hop_weight,
1045 mp->next_hop_preference,
1046 ntohl (mp->next_hop_via_label),
1051 ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1053 fib_mpls_label_t *label_stack = NULL;
1054 u32 fib_index, next_hop_fib_index;
1055 int rv, ii, n_labels;;
1057 rv = add_del_route_check (FIB_PROTOCOL_IP6,
1059 mp->next_hop_sw_if_index,
1061 mp->next_hop_table_id,
1062 0, &fib_index, &next_hop_fib_index);
1067 fib_prefix_t pfx = {
1068 .fp_len = mp->dst_address_length,
1069 .fp_proto = FIB_PROTOCOL_IP6,
1071 clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6));
1074 memset (&nh, 0, sizeof (nh));
1075 memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6));
1077 n_labels = mp->next_hop_n_out_labels;
1082 vec_validate (label_stack, n_labels - 1);
1083 for (ii = 0; ii < n_labels; ii++)
1085 label_stack[ii].fml_value =
1086 ntohl (mp->next_hop_out_label_stack[ii].label);
1087 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1088 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1089 label_stack[ii].fml_mode =
1090 (mp->next_hop_out_label_stack[ii].is_uniform ?
1091 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1095 return (add_del_route_t_handler (mp->is_multipath,
1102 mp->classify_table_index,
1103 mp->is_resolve_host,
1104 mp->is_resolve_attached, 0, 0,
1106 mp->is_source_lookup,
1108 fib_index, &pfx, DPO_PROTO_IP6,
1109 &nh, ntohl (mp->next_hop_id),
1110 ntohl (mp->next_hop_sw_if_index),
1112 mp->next_hop_weight,
1113 mp->next_hop_preference,
1114 ntohl (mp->next_hop_via_label),
1119 vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1121 vl_api_ip_add_del_route_reply_t *rmp;
1123 vnet_main_t *vnm = vnet_get_main ();
1128 rv = ip6_add_del_route_t_handler (mp);
1130 rv = ip4_add_del_route_t_handler (mp);
1132 rv = (rv == 0) ? vnm->api_errno : rv;
1134 REPLY_MACRO (VL_API_IP_ADD_DEL_ROUTE_REPLY);
1138 ip_table_create (fib_protocol_t fproto,
1139 u32 table_id, u8 is_api, const u8 * name)
1141 u32 fib_index, mfib_index;
1144 * ignore action on the default table - this is always present
1145 * and cannot be added nor deleted from the API
1150 * The API holds only one lock on the table.
1151 * i.e. it can be added many times via the API but needs to be
1152 * deleted only once.
1153 * The FIB index for unicast and multicast is not necessarily the
1154 * same, since internal VPP systesm (like LISP and SR) create
1155 * their own unicast tables.
1157 fib_index = fib_table_find (fproto, table_id);
1158 mfib_index = mfib_table_find (fproto, table_id);
1160 if (~0 == fib_index)
1162 fib_table_find_or_create_and_lock_w_name (fproto, table_id,
1165 FIB_SOURCE_CLI), name);
1167 if (~0 == mfib_index)
1169 mfib_table_find_or_create_and_lock_w_name (fproto, table_id,
1172 MFIB_SOURCE_CLI), name);
1178 add_del_mroute_check (fib_protocol_t table_proto,
1180 u32 next_hop_sw_if_index, u8 is_local, u32 * fib_index)
1182 vnet_main_t *vnm = vnet_get_main ();
1184 *fib_index = mfib_table_find (table_proto, ntohl (table_id));
1185 if (~0 == *fib_index)
1188 return VNET_API_ERROR_NO_SUCH_FIB;
1191 if (~0 != ntohl (next_hop_sw_if_index))
1193 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1194 ntohl (next_hop_sw_if_index)))
1196 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1204 mroute_add_del_handler (u8 is_add,
1207 const mfib_prefix_t * prefix,
1208 dpo_proto_t nh_proto,
1210 fib_rpf_id_t rpf_id,
1211 u32 next_hop_sw_if_index,
1212 ip46_address_t * nh, u32 itf_flags, u32 bier_imp)
1214 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
1216 fib_route_path_t path = {
1217 .frp_sw_if_index = next_hop_sw_if_index,
1218 .frp_proto = nh_proto,
1223 path.frp_flags |= FIB_ROUTE_PATH_LOCAL;
1225 if (DPO_PROTO_BIER == nh_proto)
1227 path.frp_bier_imp = bier_imp;
1228 path.frp_flags = FIB_ROUTE_PATH_BIER_IMP;
1230 else if (!is_local && ~0 == next_hop_sw_if_index)
1232 mfib_table_entry_update (fib_index, prefix,
1233 MFIB_SOURCE_API, rpf_id, entry_flags);
1239 mfib_table_entry_path_update (fib_index, prefix,
1240 MFIB_SOURCE_API, &path, itf_flags);
1244 mfib_table_entry_path_remove (fib_index, prefix,
1245 MFIB_SOURCE_API, &path);
1254 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1256 fib_protocol_t fproto;
1257 dpo_proto_t nh_proto;
1262 nh_proto = mp->next_hop_afi;
1263 fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1264 rv = add_del_mroute_check (fproto,
1266 mp->next_hop_sw_if_index,
1267 mp->is_local, &fib_index);
1272 mfib_prefix_t pfx = {
1273 .fp_len = ntohs (mp->grp_address_length),
1277 if (FIB_PROTOCOL_IP4 == fproto)
1279 clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address,
1280 sizeof (pfx.fp_grp_addr.ip4));
1281 clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address,
1282 sizeof (pfx.fp_src_addr.ip4));
1283 memset (&nh.ip6, 0, sizeof (nh.ip6));
1284 clib_memcpy (&nh.ip4, mp->nh_address, sizeof (nh.ip4));
1288 clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address,
1289 sizeof (pfx.fp_grp_addr.ip6));
1290 clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address,
1291 sizeof (pfx.fp_src_addr.ip6));
1292 clib_memcpy (&nh.ip6, mp->nh_address, sizeof (nh.ip6));
1295 return (mroute_add_del_handler (mp->is_add,
1299 ntohl (mp->entry_flags),
1301 ntohl (mp->next_hop_sw_if_index),
1303 ntohl (mp->itf_flags),
1304 ntohl (mp->bier_imp)));
1308 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1310 vl_api_ip_mroute_add_del_reply_t *rmp;
1312 vnet_main_t *vnm = vnet_get_main ();
1316 rv = api_mroute_add_del_t_handler (mp);
1318 rv = (rv == 0) ? vnm->api_errno : rv;
1320 REPLY_MACRO (VL_API_IP_MROUTE_ADD_DEL_REPLY);
1324 send_ip_details (vpe_api_main_t * am,
1325 vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6,
1328 vl_api_ip_details_t *mp;
1330 mp = vl_msg_api_alloc (sizeof (*mp));
1331 memset (mp, 0, sizeof (*mp));
1332 mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS);
1334 mp->sw_if_index = ntohl (sw_if_index);
1335 mp->is_ipv6 = is_ipv6;
1336 mp->context = context;
1338 vl_api_send_msg (reg, (u8 *) mp);
1342 send_ip_address_details (vpe_api_main_t * am,
1343 vl_api_registration_t * reg,
1344 u8 * ip, u16 prefix_length,
1345 u32 sw_if_index, u8 is_ipv6, u32 context)
1347 vl_api_ip_address_details_t *mp;
1349 mp = vl_msg_api_alloc (sizeof (*mp));
1350 memset (mp, 0, sizeof (*mp));
1351 mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS);
1355 clib_memcpy (&mp->ip, ip, sizeof (mp->ip));
1359 u32 *tp = (u32 *) mp->ip;
1362 mp->prefix_length = prefix_length;
1363 mp->context = context;
1364 mp->sw_if_index = htonl (sw_if_index);
1365 mp->is_ipv6 = is_ipv6;
1367 vl_api_send_msg (reg, (u8 *) mp);
1371 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1373 vpe_api_main_t *am = &vpe_api_main;
1374 vl_api_registration_t *reg;
1377 ip6_main_t *im6 = &ip6_main;
1378 ip4_main_t *im4 = &ip4_main;
1379 ip_lookup_main_t *lm6 = &im6->lookup_main;
1380 ip_lookup_main_t *lm4 = &im4->lookup_main;
1381 ip_interface_address_t *ia = 0;
1382 u32 sw_if_index = ~0;
1383 int rv __attribute__ ((unused)) = 0;
1385 VALIDATE_SW_IF_INDEX (mp);
1387 sw_if_index = ntohl (mp->sw_if_index);
1389 reg = vl_api_client_index_to_registration (mp->client_index);
1396 foreach_ip_interface_address (lm6, ia, sw_if_index,
1397 1 /* honor unnumbered */,
1399 r6 = ip_interface_address_get_address (lm6, ia);
1400 u16 prefix_length = ia->address_length;
1401 send_ip_address_details(am, reg, (u8*)r6, prefix_length,
1402 sw_if_index, 1, mp->context);
1409 foreach_ip_interface_address (lm4, ia, sw_if_index,
1410 1 /* honor unnumbered */,
1412 r4 = ip_interface_address_get_address (lm4, ia);
1413 u16 prefix_length = ia->address_length;
1414 send_ip_address_details(am, reg, (u8*)r4, prefix_length,
1415 sw_if_index, 0, mp->context);
1419 BAD_SW_IF_INDEX_LABEL;
1423 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1425 vpe_api_main_t *am = &vpe_api_main;
1426 vnet_main_t *vnm = vnet_get_main ();
1427 vlib_main_t *vm = vlib_get_main ();
1428 vnet_interface_main_t *im = &vnm->interface_main;
1429 vl_api_registration_t *reg;
1430 vnet_sw_interface_t *si, *sorted_sis;
1431 u32 sw_if_index = ~0;
1433 reg = vl_api_client_index_to_registration (mp->client_index);
1437 /* Gather interfaces. */
1438 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1439 _vec_len (sorted_sis) = 0;
1441 pool_foreach (si, im->sw_interfaces,
1443 vec_add1 (sorted_sis, si[0]);
1447 vec_foreach (si, sorted_sis)
1449 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1451 if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index))
1455 sw_if_index = si->sw_if_index;
1456 send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context);
1462 set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1464 vl_api_set_ip_flow_hash_reply_t *rmp;
1467 flow_hash_config_t flow_hash_config = 0;
1469 table_id = ntohl (mp->vrf_id);
1471 #define _(a,b) if (mp->a) flow_hash_config |= b;
1472 foreach_flow_hash_bit;
1475 rv = vnet_set_ip6_flow_hash (table_id, flow_hash_config);
1477 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1481 set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1483 vl_api_set_ip_flow_hash_reply_t *rmp;
1486 flow_hash_config_t flow_hash_config = 0;
1488 table_id = ntohl (mp->vrf_id);
1490 #define _(a,b) if (mp->a) flow_hash_config |= b;
1491 foreach_flow_hash_bit;
1494 rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config);
1496 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1501 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp)
1503 if (mp->is_ipv6 == 0)
1504 set_ip4_flow_hash (mp);
1506 set_ip6_flow_hash (mp);
1510 vl_api_sw_interface_ip6nd_ra_config_t_handler
1511 (vl_api_sw_interface_ip6nd_ra_config_t * mp)
1513 vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp;
1514 vlib_main_t *vm = vlib_get_main ();
1516 u8 is_no, suppress, managed, other, ll_option, send_unicast, cease,
1519 is_no = mp->is_no == 1;
1520 suppress = mp->suppress == 1;
1521 managed = mp->managed == 1;
1522 other = mp->other == 1;
1523 ll_option = mp->ll_option == 1;
1524 send_unicast = mp->send_unicast == 1;
1525 cease = mp->cease == 1;
1526 default_router = mp->default_router == 1;
1528 VALIDATE_SW_IF_INDEX (mp);
1530 rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index),
1531 suppress, managed, other,
1532 ll_option, send_unicast, cease,
1533 default_router, ntohl (mp->lifetime),
1534 ntohl (mp->initial_count),
1535 ntohl (mp->initial_interval),
1536 ntohl (mp->max_interval),
1537 ntohl (mp->min_interval), is_no);
1539 BAD_SW_IF_INDEX_LABEL;
1541 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY);
1545 vl_api_sw_interface_ip6nd_ra_prefix_t_handler
1546 (vl_api_sw_interface_ip6nd_ra_prefix_t * mp)
1548 vlib_main_t *vm = vlib_get_main ();
1549 vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp;
1551 u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink;
1553 VALIDATE_SW_IF_INDEX (mp);
1555 is_no = mp->is_no == 1;
1556 use_default = mp->use_default == 1;
1557 no_advertise = mp->no_advertise == 1;
1558 off_link = mp->off_link == 1;
1559 no_autoconfig = mp->no_autoconfig == 1;
1560 no_onlink = mp->no_onlink == 1;
1562 rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index),
1563 (ip6_address_t *) mp->address,
1564 mp->address_length, use_default,
1565 ntohl (mp->val_lifetime),
1566 ntohl (mp->pref_lifetime), no_advertise,
1567 off_link, no_autoconfig, no_onlink, is_no);
1569 BAD_SW_IF_INDEX_LABEL;
1570 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY);
1574 send_ip6nd_proxy_details (vl_api_registration_t * reg,
1576 const ip46_address_t * addr, u32 sw_if_index)
1578 vl_api_ip6nd_proxy_details_t *mp;
1580 mp = vl_msg_api_alloc (sizeof (*mp));
1581 memset (mp, 0, sizeof (*mp));
1582 mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS);
1583 mp->context = context;
1584 mp->sw_if_index = htonl (sw_if_index);
1585 memcpy (mp->address, addr, 16);
1587 vl_api_send_msg (reg, (u8 *) mp);
1590 typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_
1593 } api_ip6nd_proxy_fib_table_walk_ctx_t;
1595 static fib_table_walk_rc_t
1596 api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg)
1598 api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg;
1600 if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY))
1602 vec_add1 (ctx->indices, fei);
1605 return (FIB_TABLE_WALK_CONTINUE);
1609 vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp)
1611 ip6_main_t *im6 = &ip6_main;
1612 fib_table_t *fib_table;
1613 api_ip6nd_proxy_fib_table_walk_ctx_t ctx = {
1616 fib_node_index_t *feip;
1618 vl_api_registration_t *reg;
1620 reg = vl_api_client_index_to_registration (mp->client_index);
1625 pool_foreach (fib_table, im6->fibs,
1627 fib_table_walk(fib_table->ft_index,
1629 api_ip6nd_proxy_fib_table_walk,
1634 vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort);
1636 vec_foreach (feip, ctx.indices)
1638 fib_entry_get_prefix (*feip, &pfx);
1640 send_ip6nd_proxy_details (reg,
1643 fib_entry_get_resolving_interface (*feip));
1646 vec_free (ctx.indices);
1650 vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp)
1652 vl_api_ip6nd_proxy_add_del_reply_t *rmp;
1655 VALIDATE_SW_IF_INDEX (mp);
1657 rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index),
1658 (ip6_address_t *) mp->address, mp->is_del);
1660 BAD_SW_IF_INDEX_LABEL;
1661 REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY);
1665 vl_api_ip6nd_send_router_solicitation_t_handler
1666 (vl_api_ip6nd_send_router_solicitation_t * mp)
1668 vl_api_ip6nd_send_router_solicitation_reply_t *rmp;
1669 icmp6_send_router_solicitation_params_t params;
1670 vlib_main_t *vm = vlib_get_main ();
1673 VALIDATE_SW_IF_INDEX (mp);
1675 BAD_SW_IF_INDEX_LABEL;
1676 REPLY_MACRO (VL_API_IP6ND_SEND_ROUTER_SOLICITATION_REPLY);
1681 params.irt = ntohl (mp->irt);
1682 params.mrt = ntohl (mp->mrt);
1683 params.mrc = ntohl (mp->mrc);
1684 params.mrd = ntohl (mp->mrd);
1686 icmp6_send_router_solicitation (vm, ntohl (mp->sw_if_index), mp->stop,
1691 vl_api_sw_interface_ip6_enable_disable_t_handler
1692 (vl_api_sw_interface_ip6_enable_disable_t * mp)
1694 vlib_main_t *vm = vlib_get_main ();
1695 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
1696 vnet_main_t *vnm = vnet_get_main ();
1698 clib_error_t *error;
1702 VALIDATE_SW_IF_INDEX (mp);
1705 (mp->enable == 1) ? enable_ip6_interface (vm,
1706 ntohl (mp->sw_if_index)) :
1707 disable_ip6_interface (vm, ntohl (mp->sw_if_index));
1711 clib_error_report (error);
1712 rv = VNET_API_ERROR_UNSPECIFIED;
1716 rv = vnm->api_errno;
1719 BAD_SW_IF_INDEX_LABEL;
1721 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
1725 vl_api_sw_interface_ip6_set_link_local_address_t_handler
1726 (vl_api_sw_interface_ip6_set_link_local_address_t * mp)
1728 vlib_main_t *vm = vlib_get_main ();
1729 vl_api_sw_interface_ip6_set_link_local_address_reply_t *rmp;
1731 clib_error_t *error;
1732 vnet_main_t *vnm = vnet_get_main ();
1736 VALIDATE_SW_IF_INDEX (mp);
1738 error = set_ip6_link_local_address (vm,
1739 ntohl (mp->sw_if_index),
1740 (ip6_address_t *) mp->address);
1743 clib_error_report (error);
1744 rv = VNET_API_ERROR_UNSPECIFIED;
1748 rv = vnm->api_errno;
1751 BAD_SW_IF_INDEX_LABEL;
1753 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY);
1757 vl_mfib_signal_send_one (vl_api_registration_t * reg,
1758 u32 context, const mfib_signal_t * mfs)
1760 vl_api_mfib_signal_details_t *mp;
1761 mfib_prefix_t prefix;
1765 mp = vl_msg_api_alloc (sizeof (*mp));
1767 memset (mp, 0, sizeof (*mp));
1768 mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS);
1769 mp->context = context;
1771 mfi = mfib_itf_get (mfs->mfs_itf);
1772 mfib_entry_get_prefix (mfs->mfs_entry, &prefix);
1773 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1775 mp->table_id = ntohl (mfib->mft_table_id);
1776 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1778 if (FIB_PROTOCOL_IP4 == prefix.fp_proto)
1780 mp->grp_address_len = ntohs (prefix.fp_len);
1782 memcpy (mp->grp_address, &prefix.fp_grp_addr.ip4, 4);
1783 if (prefix.fp_len > 32)
1785 memcpy (mp->src_address, &prefix.fp_src_addr.ip4, 4);
1790 mp->grp_address_len = ntohs (prefix.fp_len);
1795 if (0 != mfs->mfs_buffer_len)
1797 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1799 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1803 mp->ip_packet_len = 0;
1806 vl_api_send_msg (reg, (u8 *) mp);
1810 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1812 vl_api_registration_t *reg;
1814 reg = vl_api_client_index_to_registration (mp->client_index);
1818 while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context))
1823 vl_api_ip_container_proxy_add_del_t_handler
1824 (vl_api_ip_container_proxy_add_del_t * mp)
1826 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1827 vnet_ip_container_proxy_args_t args;
1829 clib_error_t *error;
1831 memset (&args, 0, sizeof (args));
1832 ip_set (&args.prefix.fp_addr, mp->ip, mp->is_ip4);
1833 args.prefix.fp_len = mp->plen ? mp->plen : (mp->is_ip4 ? 32 : 128);
1834 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1835 args.is_add = mp->is_add;
1836 if ((error = vnet_ip_container_proxy_add_del (&args)))
1838 rv = clib_error_get_code (error);
1839 clib_error_report (error);
1842 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1846 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
1849 vl_api_ioam_enable_reply_t *rmp;
1850 clib_error_t *error;
1852 /* Ignoring the profile id as currently a single profile
1854 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
1855 mp->seqno, mp->analyse);
1858 clib_error_report (error);
1859 rv = clib_error_get_code (error);
1862 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
1866 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
1869 vl_api_ioam_disable_reply_t *rmp;
1870 clib_error_t *error;
1872 error = clear_ioam_rewrite_fn ();
1875 clib_error_report (error);
1876 rv = clib_error_get_code (error);
1879 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
1883 vl_api_ip_source_and_port_range_check_add_del_t_handler
1884 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
1886 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
1889 u8 is_ipv6 = mp->is_ipv6;
1890 u8 is_add = mp->is_add;
1891 u8 mask_length = mp->mask_length;
1892 ip4_address_t ip4_addr;
1893 ip6_address_t ip6_addr;
1895 u16 *high_ports = 0;
1897 u16 tmp_low, tmp_high;
1901 // Validate port range
1902 num_ranges = mp->number_of_ranges;
1903 if (num_ranges > 32)
1904 { // This is size of array in VPE.API
1905 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
1909 vec_reset_length (low_ports);
1910 vec_reset_length (high_ports);
1912 for (i = 0; i < num_ranges; i++)
1914 tmp_low = mp->low_ports[i];
1915 tmp_high = mp->high_ports[i];
1916 // If tmp_low <= tmp_high then only need to check tmp_low = 0
1917 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
1918 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
1920 rv = VNET_API_ERROR_INVALID_VALUE;
1923 vec_add1 (low_ports, tmp_low);
1924 vec_add1 (high_ports, tmp_high + 1);
1927 // Validate mask_length
1928 if ((is_ipv6 && mask_length > 128) || (!is_ipv6 && mask_length > 32))
1930 rv = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH;
1934 vrf_id = ntohl (mp->vrf_id);
1938 rv = VNET_API_ERROR_INVALID_VALUE;
1945 clib_memcpy (ip6_addr.as_u8, mp->address, sizeof (ip6_addr.as_u8));
1946 rv = ip6_source_and_port_range_check_add_del (&ip6_addr,
1950 high_ports, is_add);
1954 clib_memcpy (ip4_addr.data, mp->address, sizeof (ip4_addr));
1955 rv = ip4_source_and_port_range_check_add_del (&ip4_addr,
1959 high_ports, is_add);
1963 vec_free (low_ports);
1964 vec_free (high_ports);
1965 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
1969 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
1970 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
1972 vlib_main_t *vm = vlib_get_main ();
1973 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
1974 ip4_main_t *im = &ip4_main;
1977 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
1978 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
1982 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
1983 ntohl (mp->tcp_out_vrf_id);
1984 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
1985 ntohl (mp->udp_out_vrf_id);
1986 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
1987 ntohl (mp->tcp_in_vrf_id);
1988 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
1989 ntohl (mp->udp_in_vrf_id);
1992 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
1994 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
1996 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
2000 rv = VNET_API_ERROR_INVALID_VALUE;
2004 fib_index[i] = p[0];
2009 sw_if_index = ntohl (mp->sw_if_index);
2011 VALIDATE_SW_IF_INDEX (mp);
2014 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
2017 BAD_SW_IF_INDEX_LABEL;
2020 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
2023 #define IP4_ARP_EVENT 3
2024 #define IP6_ND_EVENT 4
2026 static int arp_change_delete_callback (u32 pool_index, u8 * notused);
2027 static int nd_change_delete_callback (u32 pool_index, u8 * notused);
2028 static vlib_node_registration_t ip_resolver_process_node;
2031 handle_ip4_arp_event (u32 pool_index)
2033 vpe_api_main_t *vam = &vpe_api_main;
2034 vnet_main_t *vnm = vam->vnet_main;
2035 vlib_main_t *vm = vam->vlib_main;
2036 vl_api_ip4_arp_event_t *event;
2037 vl_api_ip4_arp_event_t *mp;
2038 vl_api_registration_t *reg;
2040 /* Client can cancel, die, etc. */
2041 if (pool_is_free_index (vam->arp_events, pool_index))
2044 event = pool_elt_at_index (vam->arp_events, pool_index);
2046 reg = vl_api_client_index_to_registration (event->client_index);
2049 (void) vnet_add_del_ip4_arp_change_event
2050 (vnm, arp_change_delete_callback,
2051 event->pid, &event->address,
2052 ip_resolver_process_node.index, IP4_ARP_EVENT,
2053 ~0 /* pool index, notused */ , 0 /* is_add */ );
2057 if (vl_api_can_send_msg (reg))
2059 mp = vl_msg_api_alloc (sizeof (*mp));
2060 clib_memcpy (mp, event, sizeof (*mp));
2061 vl_api_send_msg (reg, (u8 *) mp);
2065 static f64 last_time;
2067 * Throttle syslog msgs.
2068 * It's pretty tempting to just revoke the registration...
2070 if (vlib_time_now (vm) > last_time + 10.0)
2072 clib_warning ("arp event for %U to pid %d: queue stuffed!",
2073 format_ip4_address, &event->address, event->pid);
2074 last_time = vlib_time_now (vm);
2080 handle_ip6_nd_event (u32 pool_index)
2082 vpe_api_main_t *vam = &vpe_api_main;
2083 vnet_main_t *vnm = vam->vnet_main;
2084 vlib_main_t *vm = vam->vlib_main;
2085 vl_api_ip6_nd_event_t *event;
2086 vl_api_ip6_nd_event_t *mp;
2087 vl_api_registration_t *reg;
2089 /* Client can cancel, die, etc. */
2090 if (pool_is_free_index (vam->nd_events, pool_index))
2093 event = pool_elt_at_index (vam->nd_events, pool_index);
2095 reg = vl_api_client_index_to_registration (event->client_index);
2098 (void) vnet_add_del_ip6_nd_change_event
2099 (vnm, nd_change_delete_callback,
2100 event->pid, &event->address,
2101 ip_resolver_process_node.index, IP6_ND_EVENT,
2102 ~0 /* pool index, notused */ , 0 /* is_add */ );
2106 if (vl_api_can_send_msg (reg))
2108 mp = vl_msg_api_alloc (sizeof (*mp));
2109 clib_memcpy (mp, event, sizeof (*mp));
2110 vl_api_send_msg (reg, (u8 *) mp);
2114 static f64 last_time;
2116 * Throttle syslog msgs.
2117 * It's pretty tempting to just revoke the registration...
2119 if (vlib_time_now (vm) > last_time + 10.0)
2121 clib_warning ("ip6 nd event for %U to pid %d: queue stuffed!",
2122 format_ip6_address, &event->address, event->pid);
2123 last_time = vlib_time_now (vm);
2129 resolver_process (vlib_main_t * vm,
2130 vlib_node_runtime_t * rt, vlib_frame_t * f)
2132 volatile f64 timeout = 100.0;
2133 volatile uword *event_data = 0;
2137 vlib_process_wait_for_event_or_clock (vm, timeout);
2140 vlib_process_get_events (vm, (uword **) & event_data);
2146 for (i = 0; i < vec_len (event_data); i++)
2147 handle_ip4_arp_event (event_data[i]);
2151 for (i = 0; i < vec_len (event_data); i++)
2152 handle_ip6_nd_event (event_data[i]);
2155 case ~0: /* timeout */
2159 vec_reset_length (event_data);
2161 return 0; /* or not */
2165 VLIB_REGISTER_NODE (ip_resolver_process_node,static) = {
2166 .function = resolver_process,
2167 .type = VLIB_NODE_TYPE_PROCESS,
2168 .name = "ip-route-resolver-process",
2173 nd_change_data_callback (u32 pool_index, u8 * new_mac,
2174 u32 sw_if_index, ip6_address_t * address)
2176 vpe_api_main_t *am = &vpe_api_main;
2177 vl_api_ip6_nd_event_t *event;
2179 if (pool_is_free_index (am->nd_events, pool_index))
2182 event = pool_elt_at_index (am->nd_events, pool_index);
2183 if (eth_mac_equal (event->new_mac, new_mac) &&
2184 sw_if_index == ntohl (event->sw_if_index))
2189 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2190 event->sw_if_index = htonl (sw_if_index);
2195 arp_change_delete_callback (u32 pool_index, u8 * notused)
2197 vpe_api_main_t *am = &vpe_api_main;
2199 if (pool_is_free_index (am->arp_events, pool_index))
2202 pool_put_index (am->arp_events, pool_index);
2207 nd_change_delete_callback (u32 pool_index, u8 * notused)
2209 vpe_api_main_t *am = &vpe_api_main;
2211 if (pool_is_free_index (am->nd_events, pool_index))
2214 pool_put_index (am->nd_events, pool_index);
2218 static vlib_node_registration_t wc_arp_process_node;
2221 { WC_ARP_REPORT, WC_ND_REPORT, RA_REPORT, REPORT_MAX };
2224 wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
2226 /* These cross the longjmp boundry (vlib_process_wait_for_event)
2227 * and need to be volatile - to prevent them from being optimized into
2228 * a register - which could change during suspension */
2230 volatile wc_arp_report_t arp_prev = { 0 };
2231 volatile wc_nd_report_t nd_prev = { 0 };
2232 volatile f64 last_arp = vlib_time_now (vm);
2233 volatile f64 last_nd = vlib_time_now (vm);
2237 vlib_process_wait_for_event (vm);
2238 uword event_type = WC_ARP_REPORT;
2239 void *event_data = vlib_process_get_event_data (vm, &event_type);
2241 f64 now = vlib_time_now (vm);
2243 if (event_type == WC_ARP_REPORT)
2245 wc_arp_report_t *arp_events = event_data;
2246 for (i = 0; i < vec_len (arp_events); i++)
2248 /* discard dup event */
2249 if (arp_prev.ip4 == arp_events[i].ip4 &&
2250 eth_mac_equal ((u8 *) arp_prev.mac, arp_events[i].mac) &&
2251 arp_prev.sw_if_index == arp_events[i].sw_if_index &&
2252 (now - last_arp) < 10.0)
2256 arp_prev = arp_events[i];
2258 vpe_client_registration_t *reg;
2260 pool_foreach(reg, vpe_api_main.wc_ip4_arp_events_registrations,
2262 vl_api_registration_t *vl_reg;
2263 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2264 ASSERT (vl_reg != NULL);
2265 if (reg && vl_api_can_send_msg (vl_reg))
2267 vl_api_ip4_arp_event_t * event = vl_msg_api_alloc (sizeof *event);
2268 memset (event, 0, sizeof *event);
2269 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2270 event->client_index = reg->client_index;
2271 event->pid = reg->client_pid;
2273 event->address = arp_events[i].ip4;
2274 event->sw_if_index = htonl(arp_events[i].sw_if_index);
2275 memcpy(event->new_mac, arp_events[i].mac, sizeof event->new_mac);
2276 vl_api_send_msg (vl_reg, (u8 *) event);
2282 else if (event_type == WC_ND_REPORT)
2284 wc_nd_report_t *nd_events = event_data;
2285 for (i = 0; i < vec_len (nd_events); i++)
2287 /* discard dup event */
2288 if (ip6_address_is_equal
2289 ((ip6_address_t *) & nd_prev.ip6, &nd_events[i].ip6)
2290 && eth_mac_equal ((u8 *) nd_prev.mac, nd_events[i].mac)
2291 && nd_prev.sw_if_index == nd_events[i].sw_if_index
2292 && (now - last_nd) < 10.0)
2296 nd_prev = nd_events[i];
2298 vpe_client_registration_t *reg;
2300 pool_foreach(reg, vpe_api_main.wc_ip6_nd_events_registrations,
2302 vl_api_registration_t *vl_reg;
2303 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2304 if (vl_reg && vl_api_can_send_msg (vl_reg))
2306 vl_api_ip6_nd_event_t * event = vl_msg_api_alloc (sizeof *event);
2307 memset (event, 0, sizeof *event);
2308 event->_vl_msg_id = htons (VL_API_IP6_ND_EVENT);
2309 event->client_index = reg->client_index;
2310 event->pid = reg->client_pid;
2312 memcpy(event->address, nd_events[i].ip6.as_u8, sizeof event->address);
2313 event->sw_if_index = htonl(nd_events[i].sw_if_index);
2314 memcpy(event->new_mac, nd_events[i].mac, sizeof event->new_mac);
2315 vl_api_send_msg (vl_reg, (u8 *) event);
2321 else if (event_type == RA_REPORT)
2323 ra_report_t *ra_events = event_data;
2324 for (i = 0; i < vec_len (ra_events); i++)
2326 vpe_client_registration_t *reg;
2328 pool_foreach(reg, vpe_api_main.ip6_ra_events_registrations,
2330 vl_api_registration_t *vl_reg;
2332 vl_api_client_index_to_registration (reg->client_index);
2333 if (vl_reg && vl_api_can_send_msg (vl_reg))
2336 sizeof (vl_api_ip6_ra_event_t) +
2337 vec_len (ra_events[i].prefixes) *
2338 sizeof (vl_api_ip6_ra_prefix_info_t);
2339 vl_api_ip6_ra_event_t *event =
2340 vl_msg_api_alloc (event_size);
2341 memset (event, 0, event_size);
2342 event->_vl_msg_id = htons (VL_API_IP6_RA_EVENT);
2343 event->client_index = reg->client_index;
2344 event->pid = reg->client_pid;
2346 event->sw_if_index = clib_host_to_net_u32 (ra_events[i].sw_if_index);
2348 memcpy (event->router_address, ra_events[i].router_address, 16);
2350 event->current_hop_limit = ra_events[i].current_hop_limit;
2351 event->flags = ra_events[i].flags;
2352 event->router_lifetime_in_sec =
2353 clib_host_to_net_u16 (ra_events
2354 [i].router_lifetime_in_sec);
2355 event->neighbor_reachable_time_in_msec =
2356 clib_host_to_net_u32 (ra_events
2357 [i].neighbor_reachable_time_in_msec);
2358 event->time_in_msec_between_retransmitted_neighbor_solicitations
2360 clib_host_to_net_u32 (ra_events
2361 [i].time_in_msec_between_retransmitted_neighbor_solicitations);
2364 clib_host_to_net_u32 (vec_len (ra_events[i].prefixes));
2365 vl_api_ip6_ra_prefix_info_t *prefix =
2366 (typeof (prefix)) event->prefixes;
2368 for (j = 0; j < vec_len (ra_events[i].prefixes); j++)
2370 ra_report_prefix_info_t *info =
2371 &ra_events[i].prefixes[j];
2372 memcpy (prefix->dst_address, info->dst_address.as_u8,
2374 prefix->dst_address_length = info->dst_address_length;
2375 prefix->flags = info->flags;
2376 prefix->valid_time =
2377 clib_host_to_net_u32 (info->valid_time);
2378 prefix->preferred_time =
2379 clib_host_to_net_u32 (info->preferred_time);
2383 vl_api_send_msg (vl_reg, (u8 *) event);
2389 vlib_process_put_event_data (vm, event_data);
2396 VLIB_REGISTER_NODE (wc_arp_process_node,static) = {
2397 .function = wc_arp_process,
2398 .type = VLIB_NODE_TYPE_PROCESS,
2399 .name = "wildcard-ip4-arp-publisher-process",
2404 arp_change_data_callback (u32 pool_index, u8 * new_mac,
2405 u32 sw_if_index, u32 address)
2407 vpe_api_main_t *am = &vpe_api_main;
2408 vl_api_ip4_arp_event_t *event;
2410 if (pool_is_free_index (am->arp_events, pool_index))
2413 event = pool_elt_at_index (am->arp_events, pool_index);
2414 if (eth_mac_equal (event->new_mac, new_mac) &&
2415 sw_if_index == ntohl (event->sw_if_index))
2420 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2421 event->sw_if_index = htonl (sw_if_index);
2426 vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp)
2428 vpe_api_main_t *am = &vpe_api_main;
2429 vnet_main_t *vnm = vnet_get_main ();
2430 vl_api_want_ip4_arp_events_reply_t *rmp;
2433 if (mp->address == 0)
2436 hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index);
2437 vpe_client_registration_t *rp;
2440 if (mp->enable_disable)
2442 clib_warning ("pid %d: already enabled...", mp->pid);
2443 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2449 pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2450 pool_put (am->wc_ip4_arp_events_registrations, rp);
2451 hash_unset (am->wc_ip4_arp_events_registration_hash,
2453 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2454 wc_arp_set_publisher_node (~0, REPORT_MAX);
2458 if (mp->enable_disable == 0)
2460 clib_warning ("pid %d: already disabled...", mp->pid);
2461 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2464 pool_get (am->wc_ip4_arp_events_registrations, rp);
2465 rp->client_index = mp->client_index;
2466 rp->client_pid = mp->pid;
2467 hash_set (am->wc_ip4_arp_events_registration_hash, rp->client_index,
2468 rp - am->wc_ip4_arp_events_registrations);
2469 wc_arp_set_publisher_node (wc_arp_process_node.index, WC_ARP_REPORT);
2473 if (mp->enable_disable)
2475 vl_api_ip4_arp_event_t *event;
2476 pool_get (am->arp_events, event);
2477 rv = vnet_add_del_ip4_arp_change_event
2478 (vnm, arp_change_data_callback,
2479 mp->pid, &mp->address /* addr, in net byte order */ ,
2480 ip_resolver_process_node.index,
2481 IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ );
2485 pool_put (am->arp_events, event);
2488 memset (event, 0, sizeof (*event));
2490 /* Python API expects events to have no context */
2491 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2492 event->client_index = mp->client_index;
2493 event->address = mp->address;
2494 event->pid = mp->pid;
2495 if (mp->address == 0)
2500 rv = vnet_add_del_ip4_arp_change_event
2501 (vnm, arp_change_delete_callback,
2502 mp->pid, &mp->address /* addr, in net byte order */ ,
2503 ip_resolver_process_node.index,
2504 IP4_ARP_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2507 REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY);
2511 vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp)
2513 vpe_api_main_t *am = &vpe_api_main;
2514 vnet_main_t *vnm = vnet_get_main ();
2515 vl_api_want_ip6_nd_events_reply_t *rmp;
2518 if (ip6_address_is_zero ((ip6_address_t *) mp->address))
2521 hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index);
2522 vpe_client_registration_t *rp;
2525 if (mp->enable_disable)
2527 clib_warning ("pid %d: already enabled...", mp->pid);
2528 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2534 pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2535 pool_put (am->wc_ip6_nd_events_registrations, rp);
2536 hash_unset (am->wc_ip6_nd_events_registration_hash,
2538 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2539 wc_nd_set_publisher_node (~0, REPORT_MAX);
2543 if (mp->enable_disable == 0)
2545 clib_warning ("pid %d: already disabled...", mp->pid);
2546 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2549 pool_get (am->wc_ip6_nd_events_registrations, rp);
2550 rp->client_index = mp->client_index;
2551 rp->client_pid = mp->pid;
2552 hash_set (am->wc_ip6_nd_events_registration_hash, rp->client_index,
2553 rp - am->wc_ip6_nd_events_registrations);
2554 wc_nd_set_publisher_node (wc_arp_process_node.index, WC_ND_REPORT);
2558 if (mp->enable_disable)
2560 vl_api_ip6_nd_event_t *event;
2561 pool_get (am->nd_events, event);
2563 rv = vnet_add_del_ip6_nd_change_event
2564 (vnm, nd_change_data_callback,
2565 mp->pid, mp->address /* addr, in net byte order */ ,
2566 ip_resolver_process_node.index,
2567 IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ );
2571 pool_put (am->nd_events, event);
2574 memset (event, 0, sizeof (*event));
2576 event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT);
2577 event->client_index = mp->client_index;
2578 clib_memcpy (event->address, mp->address, sizeof event->address);
2579 event->pid = mp->pid;
2583 rv = vnet_add_del_ip6_nd_change_event
2584 (vnm, nd_change_delete_callback,
2585 mp->pid, mp->address /* addr, in net byte order */ ,
2586 ip_resolver_process_node.index,
2587 IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2590 REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY);
2594 vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp)
2596 vpe_api_main_t *am = &vpe_api_main;
2597 vl_api_want_ip6_ra_events_reply_t *rmp;
2600 uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index);
2601 vpe_client_registration_t *rp;
2604 if (mp->enable_disable)
2606 clib_warning ("pid %d: already enabled...", ntohl (mp->pid));
2607 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2612 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2613 pool_put (am->ip6_ra_events_registrations, rp);
2614 hash_unset (am->ip6_ra_events_registration_hash, mp->client_index);
2615 if (pool_elts (am->ip6_ra_events_registrations) == 0)
2616 ra_set_publisher_node (~0, REPORT_MAX);
2620 if (mp->enable_disable == 0)
2622 clib_warning ("pid %d: already disabled...", ntohl (mp->pid));
2623 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2626 pool_get (am->ip6_ra_events_registrations, rp);
2627 rp->client_index = mp->client_index;
2628 rp->client_pid = ntohl (mp->pid);
2629 hash_set (am->ip6_ra_events_registration_hash, rp->client_index,
2630 rp - am->ip6_ra_events_registrations);
2631 ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT);
2634 REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY);
2638 vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
2640 vl_api_proxy_arp_add_del_reply_t *rmp;
2643 ip4_main_t *im = &ip4_main;
2644 int vnet_proxy_arp_add_del (ip4_address_t * lo_addr,
2645 ip4_address_t * hi_addr,
2646 u32 fib_index, int is_del);
2649 stats_dslock_with_hint (1 /* release hint */ , 6 /* tag */ );
2651 p = hash_get (im->fib_index_by_table_id, ntohl (mp->vrf_id));
2655 rv = VNET_API_ERROR_NO_SUCH_FIB;
2661 rv = vnet_proxy_arp_add_del ((ip4_address_t *) mp->low_address,
2662 (ip4_address_t *) mp->hi_address,
2663 fib_index, mp->is_add == 0);
2667 REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY);
2671 vl_api_proxy_arp_intfc_enable_disable_t_handler
2672 (vl_api_proxy_arp_intfc_enable_disable_t * mp)
2675 vnet_main_t *vnm = vnet_get_main ();
2676 vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp;
2678 VALIDATE_SW_IF_INDEX (mp);
2680 vnet_sw_interface_t *si =
2681 vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
2685 if (mp->enable_disable)
2686 si->flags |= VNET_SW_INTERFACE_FLAG_PROXY_ARP;
2688 si->flags &= ~VNET_SW_INTERFACE_FLAG_PROXY_ARP;
2690 BAD_SW_IF_INDEX_LABEL;
2692 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
2696 vl_api_ip_probe_neighbor_t_handler (vl_api_ip_probe_neighbor_t * mp)
2699 vlib_main_t *vm = vlib_get_main ();
2700 vl_api_ip_probe_neighbor_reply_t *rmp;
2701 clib_error_t *error;
2703 VALIDATE_SW_IF_INDEX (mp);
2705 u32 sw_if_index = ntohl (mp->sw_if_index);
2708 error = ip6_probe_neighbor (vm, (ip6_address_t *) mp->dst_address,
2711 error = ip4_probe_neighbor (vm, (ip4_address_t *) mp->dst_address,
2716 clib_error_report (error);
2717 rv = clib_error_get_code (error);
2720 BAD_SW_IF_INDEX_LABEL;
2722 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
2726 ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2728 vnet_main_t *vnm = vnet_get_main ();
2729 vnet_interface_main_t *im = &vnm->interface_main;
2730 ip4_main_t *im4 = &ip4_main;
2731 static u32 *sw_if_indices_to_shut;
2732 fib_table_t *fib_table;
2736 int rv = VNET_API_ERROR_NO_SUCH_FIB;
2737 u32 target_fib_id = ntohl (mp->vrf_id);
2739 stats_dslock_with_hint (1 /* release hint */ , 8 /* tag */ );
2742 pool_foreach (fib_table, im4->fibs,
2744 vnet_sw_interface_t * si;
2746 fib = pool_elt_at_index (im4->v4_fibs, fib_table->ft_index);
2748 if (fib->table_id != target_fib_id)
2751 /* remove any mpls encap/decap labels */
2752 mpls_fib_reset_labels (fib->table_id);
2754 /* remove any proxy arps in this fib */
2755 vnet_proxy_arp_fib_reset (fib->table_id);
2757 /* Set the flow hash for this fib to the default */
2758 vnet_set_ip4_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
2760 vec_reset_length (sw_if_indices_to_shut);
2762 /* Shut down interfaces in this FIB / clean out intfc routes */
2763 pool_foreach (si, im->sw_interfaces,
2765 u32 sw_if_index = si->sw_if_index;
2767 if (sw_if_index < vec_len (im4->fib_index_by_sw_if_index)
2768 && (im4->fib_index_by_sw_if_index[si->sw_if_index] ==
2770 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
2773 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
2774 sw_if_index = sw_if_indices_to_shut[i];
2776 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
2777 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
2778 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
2781 fib_table_flush(fib->index, FIB_PROTOCOL_IP4, FIB_SOURCE_API);
2785 })); /* pool_foreach (fib) */
2793 ip6_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2795 vnet_main_t *vnm = vnet_get_main ();
2796 vnet_interface_main_t *im = &vnm->interface_main;
2797 ip6_main_t *im6 = &ip6_main;
2798 static u32 *sw_if_indices_to_shut;
2799 fib_table_t *fib_table;
2803 int rv = VNET_API_ERROR_NO_SUCH_FIB;
2804 u32 target_fib_id = ntohl (mp->vrf_id);
2806 stats_dslock_with_hint (1 /* release hint */ , 9 /* tag */ );
2809 pool_foreach (fib_table, im6->fibs,
2811 vnet_sw_interface_t * si;
2813 fib = pool_elt_at_index (im6->v6_fibs, fib_table->ft_index);
2815 if (fib->table_id != target_fib_id)
2818 vec_reset_length (sw_if_indices_to_shut);
2820 /* Set the flow hash for this fib to the default */
2821 vnet_set_ip6_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
2823 /* Shut down interfaces in this FIB / clean out intfc routes */
2824 pool_foreach (si, im->sw_interfaces,
2826 if (im6->fib_index_by_sw_if_index[si->sw_if_index] ==
2828 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
2831 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
2832 sw_if_index = sw_if_indices_to_shut[i];
2834 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
2835 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
2836 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
2839 fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API);
2843 })); /* pool_foreach (fib) */
2851 vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2854 vl_api_reset_fib_reply_t *rmp;
2857 rv = ip6_reset_fib_t_handler (mp);
2859 rv = ip4_reset_fib_t_handler (mp);
2861 REPLY_MACRO (VL_API_RESET_FIB_REPLY);
2865 vl_api_set_arp_neighbor_limit_t_handler (vl_api_set_arp_neighbor_limit_t * mp)
2868 vl_api_set_arp_neighbor_limit_reply_t *rmp;
2869 vnet_main_t *vnm = vnet_get_main ();
2870 clib_error_t *error;
2875 error = ip6_set_neighbor_limit (ntohl (mp->arp_neighbor_limit));
2877 error = ip4_set_arp_limit (ntohl (mp->arp_neighbor_limit));
2881 clib_error_report (error);
2882 rv = VNET_API_ERROR_UNSPECIFIED;
2886 rv = vnm->api_errno;
2889 REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY);
2893 vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp)
2895 vl_api_ip_reassembly_set_reply_t *rmp;
2899 rv = ip6_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
2900 clib_net_to_host_u32 (mp->max_reassemblies),
2901 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
2905 rv = ip4_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
2906 clib_net_to_host_u32 (mp->max_reassemblies),
2907 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
2910 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
2914 vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp)
2916 unix_shared_memory_queue_t *q;
2918 q = vl_api_client_index_to_input_queue (mp->client_index);
2923 vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp));
2924 memset (rmp, 0, sizeof (*rmp));
2925 rmp->_vl_msg_id = ntohs (VL_API_IP_REASSEMBLY_GET_REPLY);
2926 rmp->context = mp->context;
2931 ip6_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
2932 &rmp->expire_walk_interval_ms);
2937 ip4_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
2938 &rmp->expire_walk_interval_ms);
2940 rmp->timeout_ms = clib_host_to_net_u32 (rmp->timeout_ms);
2941 rmp->max_reassemblies = clib_host_to_net_u32 (rmp->max_reassemblies);
2942 rmp->expire_walk_interval_ms =
2943 clib_host_to_net_u32 (rmp->expire_walk_interval_ms);
2944 vl_msg_api_send_shmem (q, (u8 *) & rmp);
2948 vl_api_ip_reassembly_enable_disable_t_handler
2949 (vl_api_ip_reassembly_enable_disable_t * mp)
2951 vl_api_ip_reassembly_enable_disable_reply_t *rmp;
2953 rv = ip4_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
2957 rv = ip6_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
2961 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
2964 #define vl_msg_name_crc_list
2965 #include <vnet/ip/ip.api.h>
2966 #undef vl_msg_name_crc_list
2969 setup_message_id_table (api_main_t * am)
2971 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
2972 foreach_vl_msg_name_crc_ip;
2976 static clib_error_t *
2977 ip_api_hookup (vlib_main_t * vm)
2979 api_main_t *am = &api_main;
2982 vl_msg_api_set_handlers(VL_API_##N, #n, \
2983 vl_api_##n##_t_handler, \
2985 vl_api_##n##_t_endian, \
2986 vl_api_##n##_t_print, \
2987 sizeof(vl_api_##n##_t), 1);
2992 * Set up the (msg_name, crc, message-id) table
2994 setup_message_id_table (am);
2999 VLIB_API_INIT_FUNCTION (ip_api_hookup);
3002 * fd.io coding-style-patch-verification: ON
3005 * eval: (c-set-style "gnu")