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 _(WANT_IP4_ARP_EVENTS, want_ip4_arp_events) \
80 _(WANT_IP6_ND_EVENTS, want_ip6_nd_events) \
81 _(WANT_IP6_RA_EVENTS, want_ip6_ra_events) \
82 _(PROXY_ARP_ADD_DEL, proxy_arp_add_del) \
83 _(PROXY_ARP_INTFC_ENABLE_DISABLE, proxy_arp_intfc_enable_disable) \
84 _(RESET_FIB, reset_fib) \
85 _(IP_ADD_DEL_ROUTE, ip_add_del_route) \
86 _(IP_TABLE_ADD_DEL, ip_table_add_del) \
87 _(IP_PUNT_POLICE, ip_punt_police) \
88 _(IP_PUNT_REDIRECT, ip_punt_redirect) \
89 _(SET_IP_FLOW_HASH,set_ip_flow_hash) \
90 _(SW_INTERFACE_IP6ND_RA_CONFIG, sw_interface_ip6nd_ra_config) \
91 _(SW_INTERFACE_IP6ND_RA_PREFIX, sw_interface_ip6nd_ra_prefix) \
92 _(IP6ND_PROXY_ADD_DEL, ip6nd_proxy_add_del) \
93 _(IP6ND_PROXY_DUMP, ip6nd_proxy_dump) \
94 _(IP6ND_SEND_ROUTER_SOLICITATION, ip6nd_send_router_solicitation) \
95 _(SW_INTERFACE_IP6_ENABLE_DISABLE, sw_interface_ip6_enable_disable ) \
96 _(SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS, \
97 sw_interface_ip6_set_link_local_address) \
98 _(IP_CONTAINER_PROXY_ADD_DEL, ip_container_proxy_add_del) \
99 _(IOAM_ENABLE, ioam_enable) \
100 _(IOAM_DISABLE, ioam_disable) \
101 _(IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL, \
102 ip_source_and_port_range_check_add_del) \
103 _(IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL, \
104 ip_source_and_port_range_check_interface_add_del) \
105 _(IP_REASSEMBLY_SET, ip_reassembly_set) \
106 _(IP_REASSEMBLY_GET, ip_reassembly_get) \
107 _(IP_REASSEMBLY_ENABLE_DISABLE, ip_reassembly_enable_disable)
109 extern void stats_dslock_with_hint (int hint, int tag);
110 extern void stats_dsunlock (void);
113 send_ip_neighbor_details (u32 sw_if_index,
117 u8 * ip_address, vl_api_registration_t * reg,
120 vl_api_ip_neighbor_details_t *mp;
122 mp = vl_msg_api_alloc (sizeof (*mp));
123 memset (mp, 0, sizeof (*mp));
124 mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_DETAILS);
125 mp->context = context;
126 mp->sw_if_index = htonl (sw_if_index);
127 mp->is_ipv6 = is_ipv6;
128 mp->is_static = is_static;
129 memcpy (mp->mac_address, mac_address, 6);
130 memcpy (mp->ip_address, ip_address, (is_ipv6) ? 16 : 4);
132 vl_api_send_msg (reg, (u8 *) mp);
136 vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp)
138 vl_api_registration_t *reg;
140 reg = vl_api_client_index_to_registration (mp->client_index);
144 u32 sw_if_index = ntohl (mp->sw_if_index);
148 ip6_neighbor_t *n, *ns;
150 ns = ip6_neighbors_entries (sw_if_index);
154 send_ip_neighbor_details
155 (sw_if_index, mp->is_ipv6,
156 ((n->flags & IP6_NEIGHBOR_FLAG_STATIC) ? 1 : 0),
157 (u8 *) n->link_layer_address,
158 (u8 *) & (n->key.ip6_address.as_u8),
166 ethernet_arp_ip4_entry_t *n, *ns;
168 ns = ip4_neighbor_entries (sw_if_index);
172 send_ip_neighbor_details (sw_if_index, mp->is_ipv6,
173 ((n->flags & ETHERNET_ARP_IP4_ENTRY_FLAG_STATIC) ? 1 : 0),
174 (u8*) n->ethernet_address,
175 (u8*) & (n->ip4_address.as_u8),
184 send_ip_fib_details (vpe_api_main_t * am,
185 vl_api_registration_t * reg,
186 const fib_table_t * table,
187 const fib_prefix_t * pfx,
188 fib_route_path_encode_t * api_rpaths, u32 context)
190 vl_api_ip_fib_details_t *mp;
191 fib_route_path_encode_t *api_rpath;
192 vl_api_fib_path_t *fp;
195 path_count = vec_len (api_rpaths);
196 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
199 memset (mp, 0, sizeof (*mp));
200 mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS);
201 mp->context = context;
203 mp->table_id = htonl (table->ft_table_id);
204 memcpy (mp->table_name, table->ft_desc,
205 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
206 mp->address_length = pfx->fp_len;
207 memcpy (mp->address, &pfx->fp_addr.ip4, sizeof (pfx->fp_addr.ip4));
209 mp->count = htonl (path_count);
211 vec_foreach (api_rpath, api_rpaths)
213 fib_api_path_encode (api_rpath, fp);
217 vl_api_send_msg (reg, (u8 *) mp);
220 typedef struct vl_api_ip_fib_dump_walk_ctx_t_
222 fib_node_index_t *feis;
223 } vl_api_ip_fib_dump_walk_ctx_t;
225 static fib_table_walk_rc_t
226 vl_api_ip_fib_dump_walk (fib_node_index_t fei, void *arg)
228 vl_api_ip_fib_dump_walk_ctx_t *ctx = arg;
230 vec_add1 (ctx->feis, fei);
232 return (FIB_TABLE_WALK_CONTINUE);
236 vl_api_ip_fib_dump_t_handler (vl_api_ip_fib_dump_t * mp)
238 vpe_api_main_t *am = &vpe_api_main;
239 vl_api_registration_t *reg;
240 ip4_main_t *im = &ip4_main;
241 fib_table_t *fib_table;
242 fib_node_index_t *lfeip;
245 fib_route_path_encode_t *api_rpaths;
246 vl_api_ip_fib_dump_walk_ctx_t ctx = {
250 reg = vl_api_client_index_to_registration (mp->client_index);
255 pool_foreach (fib_table, im->fibs,
257 fib_table_walk(fib_table->ft_index,
259 vl_api_ip_fib_dump_walk,
264 vec_sort_with_function (ctx.feis, fib_entry_cmp_for_sort);
266 vec_foreach (lfeip, ctx.feis)
268 fib_entry_get_prefix (*lfeip, &pfx);
269 fib_index = fib_entry_get_fib_index (*lfeip);
270 fib_table = fib_table_get (fib_index, pfx.fp_proto);
272 fib_entry_encode (*lfeip, &api_rpaths);
273 send_ip_fib_details (am, reg, fib_table, &pfx, api_rpaths, mp->context);
274 vec_free (api_rpaths);
281 send_ip6_fib_details (vpe_api_main_t * am,
282 vl_api_registration_t * reg,
283 const fib_table_t * table,
284 const fib_prefix_t * pfx,
285 fib_route_path_encode_t * api_rpaths, u32 context)
287 vl_api_ip6_fib_details_t *mp;
288 fib_route_path_encode_t *api_rpath;
289 vl_api_fib_path_t *fp;
292 path_count = vec_len (api_rpaths);
293 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
296 memset (mp, 0, sizeof (*mp));
297 mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS);
298 mp->context = context;
300 mp->table_id = htonl (table->ft_table_id);
301 mp->address_length = pfx->fp_len;
302 memcpy (mp->address, &pfx->fp_addr.ip6, sizeof (pfx->fp_addr.ip6));
303 memcpy (mp->table_name, table->ft_desc,
304 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
306 mp->count = htonl (path_count);
308 vec_foreach (api_rpath, api_rpaths)
310 fib_api_path_encode (api_rpath, fp);
314 vl_api_send_msg (reg, (u8 *) mp);
317 typedef struct apt_ip6_fib_show_ctx_t_
320 fib_node_index_t *entries;
321 } api_ip6_fib_show_ctx_t;
324 api_ip6_fib_table_put_entries (clib_bihash_kv_24_8_t * kvp, void *arg)
326 api_ip6_fib_show_ctx_t *ctx = arg;
328 if ((kvp->key[2] >> 32) == ctx->fib_index)
330 vec_add1 (ctx->entries, kvp->value);
335 api_ip6_fib_table_get_all (vl_api_registration_t * reg,
336 vl_api_ip6_fib_dump_t * mp,
337 fib_table_t * fib_table)
339 vpe_api_main_t *am = &vpe_api_main;
340 ip6_main_t *im6 = &ip6_main;
341 fib_node_index_t *fib_entry_index;
342 api_ip6_fib_show_ctx_t ctx = {
343 .fib_index = fib_table->ft_index,
346 fib_route_path_encode_t *api_rpaths;
349 BV (clib_bihash_foreach_key_value_pair)
350 ((BVT (clib_bihash) *) & im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].
351 ip6_hash, api_ip6_fib_table_put_entries, &ctx);
353 vec_sort_with_function (ctx.entries, fib_entry_cmp_for_sort);
355 vec_foreach (fib_entry_index, ctx.entries)
357 fib_entry_get_prefix (*fib_entry_index, &pfx);
359 fib_entry_encode (*fib_entry_index, &api_rpaths);
360 send_ip6_fib_details (am, reg, fib_table, &pfx, api_rpaths, mp->context);
361 vec_free (api_rpaths);
364 vec_free (ctx.entries);
368 vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp)
370 vl_api_registration_t *reg;
371 ip6_main_t *im6 = &ip6_main;
372 fib_table_t *fib_table;
374 reg = vl_api_client_index_to_registration (mp->client_index);
379 pool_foreach (fib_table, im6->fibs,
381 /* don't send link locals */
382 if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL)
385 api_ip6_fib_table_get_all(reg, mp, fib_table);
391 send_ip_mfib_details (vl_api_registration_t * reg,
392 u32 context, u32 table_id, fib_node_index_t mfei)
394 fib_route_path_encode_t *api_rpath, *api_rpaths = NULL;
395 vl_api_ip_mfib_details_t *mp;
396 mfib_entry_t *mfib_entry;
397 vl_api_fib_path_t *fp;
401 mfib_entry = mfib_entry_get (mfei);
402 mfib_entry_get_prefix (mfei, &pfx);
403 mfib_entry_encode (mfei, &api_rpaths);
405 path_count = vec_len (api_rpaths);
406 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
409 memset (mp, 0, sizeof (*mp));
410 mp->_vl_msg_id = ntohs (VL_API_IP_MFIB_DETAILS);
411 mp->context = context;
413 mp->rpf_id = mfib_entry->mfe_rpf_id;
414 mp->entry_flags = mfib_entry->mfe_flags;
415 mp->table_id = htonl (table_id);
416 mp->address_length = pfx.fp_len;
417 memcpy (mp->grp_address, &pfx.fp_grp_addr.ip4,
418 sizeof (pfx.fp_grp_addr.ip4));
419 memcpy (mp->src_address, &pfx.fp_src_addr.ip4,
420 sizeof (pfx.fp_src_addr.ip4));
422 mp->count = htonl (path_count);
424 vec_foreach (api_rpath, api_rpaths)
426 fib_api_path_encode (api_rpath, fp);
429 vec_free (api_rpaths);
431 vl_api_send_msg (reg, (u8 *) mp);
434 typedef struct vl_api_ip_mfib_dump_ctc_t_
436 fib_node_index_t *entries;
437 } vl_api_ip_mfib_dump_ctc_t;
440 vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
442 vl_api_ip_mfib_dump_ctc_t *ctx = arg;
444 vec_add1 (ctx->entries, fei);
450 vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp)
452 vl_api_registration_t *reg;
453 ip4_main_t *im = &ip4_main;
454 mfib_table_t *mfib_table;
455 fib_node_index_t *mfeip;
456 vl_api_ip_mfib_dump_ctc_t ctx = {
460 reg = vl_api_client_index_to_registration (mp->client_index);
465 pool_foreach (mfib_table, im->mfibs,
467 ip4_mfib_table_walk(&mfib_table->v4,
468 vl_api_ip_mfib_table_dump_walk,
471 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
473 vec_foreach (mfeip, ctx.entries)
475 send_ip_mfib_details (reg, mp->context,
476 mfib_table->mft_table_id,
479 vec_reset_length (ctx.entries);
484 vec_free (ctx.entries);
488 send_ip6_mfib_details (vpe_api_main_t * am,
489 vl_api_registration_t * reg,
492 fib_route_path_encode_t * api_rpaths, u32 context)
494 vl_api_ip6_mfib_details_t *mp;
495 fib_route_path_encode_t *api_rpath;
496 vl_api_fib_path_t *fp;
499 path_count = vec_len (api_rpaths);
500 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
503 memset (mp, 0, sizeof (*mp));
504 mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS);
505 mp->context = context;
507 mp->table_id = htonl (table_id);
508 mp->address_length = pfx->fp_len;
509 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6,
510 sizeof (pfx->fp_grp_addr.ip6));
511 memcpy (mp->src_address, &pfx->fp_src_addr.ip6,
512 sizeof (pfx->fp_src_addr.ip6));
514 mp->count = htonl (path_count);
516 vec_foreach (api_rpath, api_rpaths)
518 fib_api_path_encode (api_rpath, fp);
522 vl_api_send_msg (reg, (u8 *) mp);
525 typedef struct vl_api_ip6_mfib_dump_ctc_t_
527 fib_node_index_t *entries;
528 } vl_api_ip6_mfib_dump_ctc_t;
531 vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
533 vl_api_ip6_mfib_dump_ctc_t *ctx = arg;
535 vec_add1 (ctx->entries, fei);
541 vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp)
543 vpe_api_main_t *am = &vpe_api_main;
544 vl_api_registration_t *reg;
545 ip6_main_t *im = &ip6_main;
546 mfib_table_t *mfib_table;
547 fib_node_index_t *mfeip;
549 fib_route_path_encode_t *api_rpaths = NULL;
550 vl_api_ip6_mfib_dump_ctc_t ctx = {
554 reg = vl_api_client_index_to_registration (mp->client_index);
560 pool_foreach (mfib_table, im->mfibs,
562 ip6_mfib_table_walk(&mfib_table->v6,
563 vl_api_ip6_mfib_table_dump_walk,
566 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
568 vec_foreach(mfeip, ctx.entries)
570 mfib_entry_get_prefix (*mfeip, &pfx);
571 mfib_entry_encode (*mfeip, &api_rpaths);
572 send_ip6_mfib_details (am, reg,
573 mfib_table->mft_table_id,
577 vec_reset_length (api_rpaths);
578 vec_reset_length (ctx.entries);
583 vec_free (ctx.entries);
584 vec_free (api_rpaths);
588 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
591 vl_api_ip_punt_police_reply_t *rmp;
595 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
597 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
599 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
603 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t * mp,
606 vl_api_ip_punt_redirect_reply_t *rmp;
613 memset (&nh, 0, sizeof (nh));
617 memcpy (&nh.ip6, mp->nh, sizeof (nh.ip6));
619 ip6_punt_redirect_add (ntohl (mp->rx_sw_if_index),
620 ntohl (mp->tx_sw_if_index), &nh);
624 memcpy (&nh.ip4, mp->nh, sizeof (nh.ip4));
626 ip4_punt_redirect_add (ntohl (mp->rx_sw_if_index),
627 ntohl (mp->tx_sw_if_index), &nh);
634 ip6_punt_redirect_del (ntohl (mp->rx_sw_if_index));
638 ip4_punt_redirect_del (ntohl (mp->rx_sw_if_index));
642 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
646 vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp,
649 vl_api_ip_neighbor_add_del_reply_t *rmp;
650 vnet_main_t *vnm = vnet_get_main ();
653 VALIDATE_SW_IF_INDEX (mp);
655 stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ );
658 * there's no validation here of the ND/ARP entry being added.
659 * The expectation is that the FIB will ensure that nothing bad
660 * will come of adding bogus entries.
665 rv = vnet_set_ip6_ethernet_neighbor
666 (vm, ntohl (mp->sw_if_index),
667 (ip6_address_t *) (mp->dst_address),
668 mp->mac_address, sizeof (mp->mac_address), mp->is_static,
671 rv = vnet_unset_ip6_ethernet_neighbor
672 (vm, ntohl (mp->sw_if_index),
673 (ip6_address_t *) (mp->dst_address),
674 mp->mac_address, sizeof (mp->mac_address));
678 ethernet_arp_ip4_over_ethernet_address_t a;
680 clib_memcpy (&a.ethernet, mp->mac_address, 6);
681 clib_memcpy (&a.ip4, mp->dst_address, 4);
684 rv = vnet_arp_set_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index),
689 vnet_arp_unset_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index), &a);
694 BAD_SW_IF_INDEX_LABEL;
695 REPLY_MACRO (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY);
699 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
701 u32 fib_index, mfib_index;
704 * ignore action on the default table - this is always present
705 * and cannot be added nor deleted from the API
710 * The API holds only one lock on the table.
711 * i.e. it can be added many times via the API but needs to be
713 * The FIB index for unicast and multicast is not necessarily the
714 * same, since internal VPP systesm (like LISP and SR) create
715 * their own unicast tables.
717 fib_index = fib_table_find (fproto, table_id);
718 mfib_index = mfib_table_find (fproto, table_id);
722 fib_table_unlock (fib_index, fproto,
723 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
725 if (~0 != mfib_index)
727 mfib_table_unlock (mfib_index, fproto,
728 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
734 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
736 vl_api_ip_table_add_del_reply_t *rmp;
737 fib_protocol_t fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
738 u32 table_id = ntohl (mp->table_id);
743 ip_table_create (fproto, table_id, 1, mp->name);
747 ip_table_delete (fproto, table_id, 1);
750 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
754 add_del_route_t_handler (u8 is_multipath,
762 u32 classify_table_index,
764 u8 is_resolve_attached,
771 const fib_prefix_t * prefix,
772 dpo_proto_t next_hop_proto,
773 const ip46_address_t * next_hop,
775 u32 next_hop_sw_if_index,
776 u8 next_hop_fib_index,
778 u16 next_hop_preference,
779 mpls_label_t next_hop_via_label,
780 fib_mpls_label_t * next_hop_out_label_stack)
782 vnet_classify_main_t *cm = &vnet_classify_main;
783 fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE;
784 fib_route_path_t path = {
785 .frp_proto = next_hop_proto,
786 .frp_addr = (NULL == next_hop ? zero_addr : *next_hop),
787 .frp_sw_if_index = next_hop_sw_if_index,
788 .frp_fib_index = next_hop_fib_index,
789 .frp_weight = next_hop_weight,
790 .frp_preference = next_hop_preference,
791 .frp_label_stack = next_hop_out_label_stack,
793 fib_route_path_t *paths = NULL;
794 fib_entry_flag_t entry_flags = FIB_ENTRY_FLAG_NONE;
797 * the special INVALID label meams we are not recursing via a
798 * label. Exp-null value is never a valid via-label so that
799 * also means it's not a via-label and means clients that set
800 * it to 0 by default get the expected behaviour
802 if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label))
804 path.frp_proto = DPO_PROTO_MPLS;
805 path.frp_local_label = next_hop_via_label;
806 path.frp_eos = MPLS_NON_EOS;
809 path_flags |= FIB_ROUTE_PATH_DVR;
811 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
812 if (is_resolve_attached)
813 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
815 path_flags |= FIB_ROUTE_PATH_INTF_RX;
817 path_flags |= FIB_ROUTE_PATH_RPF_ID;
818 if (is_source_lookup)
819 path_flags |= FIB_ROUTE_PATH_SOURCE_LOOKUP;
821 entry_flags |= FIB_ENTRY_FLAG_MULTICAST;
824 path_flags |= FIB_ROUTE_PATH_UDP_ENCAP;
825 path.frp_udp_encap_id = next_hop_id;
827 if (path.frp_sw_if_index == ~0 && ip46_address_is_zero (&path.frp_addr)
828 && path.frp_fib_index != ~0)
830 path_flags |= FIB_ROUTE_PATH_DEAG;
833 path.frp_flags = path_flags;
837 stats_dslock_with_hint (1 /* release hint */ , 10 /* tag */ );
840 vec_add1 (paths, path);
843 fib_table_entry_path_add2 (fib_index,
845 FIB_SOURCE_API, entry_flags, paths);
847 fib_table_entry_path_remove2 (fib_index,
848 prefix, FIB_SOURCE_API, paths);
855 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
857 if (is_drop || is_local || is_classify || is_unreach || is_prohibit)
860 * special route types that link directly to the adj
864 dpo_id_t dpo = DPO_INVALID;
867 dproto = fib_proto_to_dpo (prefix->fp_proto);
870 ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo);
872 receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo);
874 ip_null_dpo_add_and_lock (dproto,
875 IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo);
876 else if (is_prohibit)
877 ip_null_dpo_add_and_lock (dproto,
878 IP_NULL_ACTION_SEND_ICMP_PROHIBIT,
880 else if (is_classify)
882 if (pool_is_free_index (cm->tables,
883 ntohl (classify_table_index)))
886 return VNET_API_ERROR_NO_SUCH_TABLE;
889 dpo_set (&dpo, DPO_CLASSIFY, dproto,
890 classify_dpo_create (dproto,
891 ntohl (classify_table_index)));
896 return VNET_API_ERROR_NO_SUCH_TABLE;
899 fib_table_entry_special_dpo_update (fib_index,
902 FIB_ENTRY_FLAG_EXCLUSIVE, &dpo);
907 fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API);
914 vec_add1 (paths, path);
915 fib_table_entry_update (fib_index,
916 prefix, FIB_SOURCE_API, entry_flags, paths);
921 fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API);
930 add_del_route_check (fib_protocol_t table_proto,
932 u32 next_hop_sw_if_index,
933 dpo_proto_t next_hop_table_proto,
934 u32 next_hop_table_id,
935 u8 is_rpf_id, u32 * fib_index, u32 * next_hop_fib_index)
937 vnet_main_t *vnm = vnet_get_main ();
939 *fib_index = fib_table_find (table_proto, ntohl (table_id));
940 if (~0 == *fib_index)
942 /* No such VRF, and we weren't asked to create one */
943 return VNET_API_ERROR_NO_SUCH_FIB;
946 if (!is_rpf_id && ~0 != ntohl (next_hop_sw_if_index))
948 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
949 ntohl (next_hop_sw_if_index)))
951 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
956 fib_protocol_t fib_nh_proto;
958 if (next_hop_table_proto > DPO_PROTO_MPLS)
961 fib_nh_proto = dpo_proto_to_fib (next_hop_table_proto);
964 *next_hop_fib_index = mfib_table_find (fib_nh_proto,
965 ntohl (next_hop_table_id));
967 *next_hop_fib_index = fib_table_find (fib_nh_proto,
968 ntohl (next_hop_table_id));
970 if (~0 == *next_hop_fib_index)
972 /* No such VRF, and we weren't asked to create one */
973 return VNET_API_ERROR_NO_SUCH_FIB;
981 ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
983 u32 fib_index, next_hop_fib_index;
984 fib_mpls_label_t *label_stack = NULL;
985 int rv, ii, n_labels;;
987 rv = add_del_route_check (FIB_PROTOCOL_IP4,
989 mp->next_hop_sw_if_index,
991 mp->next_hop_table_id,
992 0, &fib_index, &next_hop_fib_index);
998 .fp_len = mp->dst_address_length,
999 .fp_proto = FIB_PROTOCOL_IP4,
1001 clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4));
1004 memset (&nh, 0, sizeof (nh));
1005 memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4));
1007 n_labels = mp->next_hop_n_out_labels;
1012 vec_validate (label_stack, n_labels - 1);
1013 for (ii = 0; ii < n_labels; ii++)
1015 label_stack[ii].fml_value =
1016 ntohl (mp->next_hop_out_label_stack[ii].label);
1017 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1018 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1019 label_stack[ii].fml_mode =
1020 (mp->next_hop_out_label_stack[ii].is_uniform ?
1021 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1025 return (add_del_route_t_handler (mp->is_multipath,
1032 mp->classify_table_index,
1033 mp->is_resolve_host,
1034 mp->is_resolve_attached, 0, 0,
1036 mp->is_source_lookup,
1038 fib_index, &pfx, DPO_PROTO_IP4,
1040 ntohl (mp->next_hop_id),
1041 ntohl (mp->next_hop_sw_if_index),
1043 mp->next_hop_weight,
1044 mp->next_hop_preference,
1045 ntohl (mp->next_hop_via_label),
1050 ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1052 fib_mpls_label_t *label_stack = NULL;
1053 u32 fib_index, next_hop_fib_index;
1054 int rv, ii, n_labels;;
1056 rv = add_del_route_check (FIB_PROTOCOL_IP6,
1058 mp->next_hop_sw_if_index,
1060 mp->next_hop_table_id,
1061 0, &fib_index, &next_hop_fib_index);
1066 fib_prefix_t pfx = {
1067 .fp_len = mp->dst_address_length,
1068 .fp_proto = FIB_PROTOCOL_IP6,
1070 clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6));
1073 memset (&nh, 0, sizeof (nh));
1074 memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6));
1076 n_labels = mp->next_hop_n_out_labels;
1081 vec_validate (label_stack, n_labels - 1);
1082 for (ii = 0; ii < n_labels; ii++)
1084 label_stack[ii].fml_value =
1085 ntohl (mp->next_hop_out_label_stack[ii].label);
1086 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1087 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1088 label_stack[ii].fml_mode =
1089 (mp->next_hop_out_label_stack[ii].is_uniform ?
1090 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1094 return (add_del_route_t_handler (mp->is_multipath,
1101 mp->classify_table_index,
1102 mp->is_resolve_host,
1103 mp->is_resolve_attached, 0, 0,
1105 mp->is_source_lookup,
1107 fib_index, &pfx, DPO_PROTO_IP6,
1108 &nh, ntohl (mp->next_hop_id),
1109 ntohl (mp->next_hop_sw_if_index),
1111 mp->next_hop_weight,
1112 mp->next_hop_preference,
1113 ntohl (mp->next_hop_via_label),
1118 vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1120 vl_api_ip_add_del_route_reply_t *rmp;
1122 vnet_main_t *vnm = vnet_get_main ();
1127 rv = ip6_add_del_route_t_handler (mp);
1129 rv = ip4_add_del_route_t_handler (mp);
1131 rv = (rv == 0) ? vnm->api_errno : rv;
1133 REPLY_MACRO (VL_API_IP_ADD_DEL_ROUTE_REPLY);
1137 ip_table_create (fib_protocol_t fproto,
1138 u32 table_id, u8 is_api, const u8 * name)
1140 u32 fib_index, mfib_index;
1143 * ignore action on the default table - this is always present
1144 * and cannot be added nor deleted from the API
1149 * The API holds only one lock on the table.
1150 * i.e. it can be added many times via the API but needs to be
1151 * deleted only once.
1152 * The FIB index for unicast and multicast is not necessarily the
1153 * same, since internal VPP systesm (like LISP and SR) create
1154 * their own unicast tables.
1156 fib_index = fib_table_find (fproto, table_id);
1157 mfib_index = mfib_table_find (fproto, table_id);
1159 if (~0 == fib_index)
1161 fib_table_find_or_create_and_lock_w_name (fproto, table_id,
1164 FIB_SOURCE_CLI), name);
1166 if (~0 == mfib_index)
1168 mfib_table_find_or_create_and_lock_w_name (fproto, table_id,
1171 MFIB_SOURCE_CLI), name);
1177 add_del_mroute_check (fib_protocol_t table_proto,
1179 u32 next_hop_sw_if_index, u8 is_local, u32 * fib_index)
1181 vnet_main_t *vnm = vnet_get_main ();
1183 *fib_index = mfib_table_find (table_proto, ntohl (table_id));
1184 if (~0 == *fib_index)
1187 return VNET_API_ERROR_NO_SUCH_FIB;
1190 if (~0 != ntohl (next_hop_sw_if_index))
1192 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1193 ntohl (next_hop_sw_if_index)))
1195 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1203 mroute_add_del_handler (u8 is_add,
1206 const mfib_prefix_t * prefix,
1207 dpo_proto_t nh_proto,
1209 fib_rpf_id_t rpf_id,
1210 u32 next_hop_sw_if_index, u32 itf_flags, u32 bier_imp)
1212 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
1214 fib_route_path_t path = {
1215 .frp_sw_if_index = next_hop_sw_if_index,
1216 .frp_proto = nh_proto,
1220 path.frp_flags |= FIB_ROUTE_PATH_LOCAL;
1222 if (DPO_PROTO_BIER == nh_proto)
1224 path.frp_bier_imp = bier_imp;
1225 path.frp_flags = FIB_ROUTE_PATH_BIER_IMP;
1227 else if (!is_local && ~0 == next_hop_sw_if_index)
1229 mfib_table_entry_update (fib_index, prefix,
1230 MFIB_SOURCE_API, rpf_id, entry_flags);
1236 mfib_table_entry_path_update (fib_index, prefix,
1237 MFIB_SOURCE_API, &path, itf_flags);
1241 mfib_table_entry_path_remove (fib_index, prefix,
1242 MFIB_SOURCE_API, &path);
1251 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1253 fib_protocol_t fproto;
1254 dpo_proto_t nh_proto;
1258 nh_proto = mp->next_hop_afi;
1259 fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1260 rv = add_del_mroute_check (fproto,
1262 mp->next_hop_sw_if_index,
1263 mp->is_local, &fib_index);
1268 mfib_prefix_t pfx = {
1269 .fp_len = ntohs (mp->grp_address_length),
1273 if (FIB_PROTOCOL_IP4 == fproto)
1275 clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address,
1276 sizeof (pfx.fp_grp_addr.ip4));
1277 clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address,
1278 sizeof (pfx.fp_src_addr.ip4));
1282 clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address,
1283 sizeof (pfx.fp_grp_addr.ip6));
1284 clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address,
1285 sizeof (pfx.fp_src_addr.ip6));
1288 return (mroute_add_del_handler (mp->is_add,
1292 ntohl (mp->entry_flags),
1294 ntohl (mp->next_hop_sw_if_index),
1295 ntohl (mp->itf_flags),
1296 ntohl (mp->bier_imp)));
1300 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1302 vl_api_ip_mroute_add_del_reply_t *rmp;
1304 vnet_main_t *vnm = vnet_get_main ();
1308 rv = api_mroute_add_del_t_handler (mp);
1310 rv = (rv == 0) ? vnm->api_errno : rv;
1312 REPLY_MACRO (VL_API_IP_MROUTE_ADD_DEL_REPLY);
1316 send_ip_details (vpe_api_main_t * am,
1317 vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6,
1320 vl_api_ip_details_t *mp;
1322 mp = vl_msg_api_alloc (sizeof (*mp));
1323 memset (mp, 0, sizeof (*mp));
1324 mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS);
1326 mp->sw_if_index = ntohl (sw_if_index);
1327 mp->is_ipv6 = is_ipv6;
1328 mp->context = context;
1330 vl_api_send_msg (reg, (u8 *) mp);
1334 send_ip_address_details (vpe_api_main_t * am,
1335 vl_api_registration_t * reg,
1336 u8 * ip, u16 prefix_length,
1337 u32 sw_if_index, u8 is_ipv6, u32 context)
1339 vl_api_ip_address_details_t *mp;
1341 mp = vl_msg_api_alloc (sizeof (*mp));
1342 memset (mp, 0, sizeof (*mp));
1343 mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS);
1347 clib_memcpy (&mp->ip, ip, sizeof (mp->ip));
1351 u32 *tp = (u32 *) mp->ip;
1354 mp->prefix_length = prefix_length;
1355 mp->context = context;
1356 mp->sw_if_index = htonl (sw_if_index);
1357 mp->is_ipv6 = is_ipv6;
1359 vl_api_send_msg (reg, (u8 *) mp);
1363 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1365 vpe_api_main_t *am = &vpe_api_main;
1366 vl_api_registration_t *reg;
1369 ip6_main_t *im6 = &ip6_main;
1370 ip4_main_t *im4 = &ip4_main;
1371 ip_lookup_main_t *lm6 = &im6->lookup_main;
1372 ip_lookup_main_t *lm4 = &im4->lookup_main;
1373 ip_interface_address_t *ia = 0;
1374 u32 sw_if_index = ~0;
1375 int rv __attribute__ ((unused)) = 0;
1377 VALIDATE_SW_IF_INDEX (mp);
1379 sw_if_index = ntohl (mp->sw_if_index);
1381 reg = vl_api_client_index_to_registration (mp->client_index);
1388 foreach_ip_interface_address (lm6, ia, sw_if_index,
1389 1 /* honor unnumbered */,
1391 r6 = ip_interface_address_get_address (lm6, ia);
1392 u16 prefix_length = ia->address_length;
1393 send_ip_address_details(am, reg, (u8*)r6, prefix_length,
1394 sw_if_index, 1, mp->context);
1401 foreach_ip_interface_address (lm4, ia, sw_if_index,
1402 1 /* honor unnumbered */,
1404 r4 = ip_interface_address_get_address (lm4, ia);
1405 u16 prefix_length = ia->address_length;
1406 send_ip_address_details(am, reg, (u8*)r4, prefix_length,
1407 sw_if_index, 0, mp->context);
1411 BAD_SW_IF_INDEX_LABEL;
1415 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1417 vpe_api_main_t *am = &vpe_api_main;
1418 vnet_main_t *vnm = vnet_get_main ();
1419 vlib_main_t *vm = vlib_get_main ();
1420 vnet_interface_main_t *im = &vnm->interface_main;
1421 vl_api_registration_t *reg;
1422 vnet_sw_interface_t *si, *sorted_sis;
1423 u32 sw_if_index = ~0;
1425 reg = vl_api_client_index_to_registration (mp->client_index);
1429 /* Gather interfaces. */
1430 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1431 _vec_len (sorted_sis) = 0;
1433 pool_foreach (si, im->sw_interfaces,
1435 vec_add1 (sorted_sis, si[0]);
1439 vec_foreach (si, sorted_sis)
1441 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1443 if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index))
1447 sw_if_index = si->sw_if_index;
1448 send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context);
1454 set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1456 vl_api_set_ip_flow_hash_reply_t *rmp;
1459 flow_hash_config_t flow_hash_config = 0;
1461 table_id = ntohl (mp->vrf_id);
1463 #define _(a,b) if (mp->a) flow_hash_config |= b;
1464 foreach_flow_hash_bit;
1467 rv = vnet_set_ip6_flow_hash (table_id, flow_hash_config);
1469 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1473 set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1475 vl_api_set_ip_flow_hash_reply_t *rmp;
1478 flow_hash_config_t flow_hash_config = 0;
1480 table_id = ntohl (mp->vrf_id);
1482 #define _(a,b) if (mp->a) flow_hash_config |= b;
1483 foreach_flow_hash_bit;
1486 rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config);
1488 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1493 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp)
1495 if (mp->is_ipv6 == 0)
1496 set_ip4_flow_hash (mp);
1498 set_ip6_flow_hash (mp);
1502 vl_api_sw_interface_ip6nd_ra_config_t_handler
1503 (vl_api_sw_interface_ip6nd_ra_config_t * mp)
1505 vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp;
1506 vlib_main_t *vm = vlib_get_main ();
1508 u8 is_no, suppress, managed, other, ll_option, send_unicast, cease,
1511 is_no = mp->is_no == 1;
1512 suppress = mp->suppress == 1;
1513 managed = mp->managed == 1;
1514 other = mp->other == 1;
1515 ll_option = mp->ll_option == 1;
1516 send_unicast = mp->send_unicast == 1;
1517 cease = mp->cease == 1;
1518 default_router = mp->default_router == 1;
1520 VALIDATE_SW_IF_INDEX (mp);
1522 rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index),
1523 suppress, managed, other,
1524 ll_option, send_unicast, cease,
1525 default_router, ntohl (mp->lifetime),
1526 ntohl (mp->initial_count),
1527 ntohl (mp->initial_interval),
1528 ntohl (mp->max_interval),
1529 ntohl (mp->min_interval), is_no);
1531 BAD_SW_IF_INDEX_LABEL;
1533 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY);
1537 vl_api_sw_interface_ip6nd_ra_prefix_t_handler
1538 (vl_api_sw_interface_ip6nd_ra_prefix_t * mp)
1540 vlib_main_t *vm = vlib_get_main ();
1541 vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp;
1543 u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink;
1545 VALIDATE_SW_IF_INDEX (mp);
1547 is_no = mp->is_no == 1;
1548 use_default = mp->use_default == 1;
1549 no_advertise = mp->no_advertise == 1;
1550 off_link = mp->off_link == 1;
1551 no_autoconfig = mp->no_autoconfig == 1;
1552 no_onlink = mp->no_onlink == 1;
1554 rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index),
1555 (ip6_address_t *) mp->address,
1556 mp->address_length, use_default,
1557 ntohl (mp->val_lifetime),
1558 ntohl (mp->pref_lifetime), no_advertise,
1559 off_link, no_autoconfig, no_onlink, is_no);
1561 BAD_SW_IF_INDEX_LABEL;
1562 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY);
1566 send_ip6nd_proxy_details (vl_api_registration_t * reg,
1568 const ip46_address_t * addr, u32 sw_if_index)
1570 vl_api_ip6nd_proxy_details_t *mp;
1572 mp = vl_msg_api_alloc (sizeof (*mp));
1573 memset (mp, 0, sizeof (*mp));
1574 mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS);
1575 mp->context = context;
1576 mp->sw_if_index = htonl (sw_if_index);
1577 memcpy (mp->address, addr, 16);
1579 vl_api_send_msg (reg, (u8 *) mp);
1582 typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_
1585 } api_ip6nd_proxy_fib_table_walk_ctx_t;
1587 static fib_table_walk_rc_t
1588 api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg)
1590 api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg;
1592 if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY))
1594 vec_add1 (ctx->indices, fei);
1597 return (FIB_TABLE_WALK_CONTINUE);
1601 vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp)
1603 ip6_main_t *im6 = &ip6_main;
1604 fib_table_t *fib_table;
1605 api_ip6nd_proxy_fib_table_walk_ctx_t ctx = {
1608 fib_node_index_t *feip;
1610 vl_api_registration_t *reg;
1612 reg = vl_api_client_index_to_registration (mp->client_index);
1617 pool_foreach (fib_table, im6->fibs,
1619 fib_table_walk(fib_table->ft_index,
1621 api_ip6nd_proxy_fib_table_walk,
1626 vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort);
1628 vec_foreach (feip, ctx.indices)
1630 fib_entry_get_prefix (*feip, &pfx);
1632 send_ip6nd_proxy_details (reg,
1635 fib_entry_get_resolving_interface (*feip));
1638 vec_free (ctx.indices);
1642 vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp)
1644 vl_api_ip6nd_proxy_add_del_reply_t *rmp;
1647 VALIDATE_SW_IF_INDEX (mp);
1649 rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index),
1650 (ip6_address_t *) mp->address, mp->is_del);
1652 BAD_SW_IF_INDEX_LABEL;
1653 REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY);
1657 vl_api_ip6nd_send_router_solicitation_t_handler
1658 (vl_api_ip6nd_send_router_solicitation_t * mp)
1660 vl_api_ip6nd_send_router_solicitation_reply_t *rmp;
1661 icmp6_send_router_solicitation_params_t params;
1662 vlib_main_t *vm = vlib_get_main ();
1665 VALIDATE_SW_IF_INDEX (mp);
1667 BAD_SW_IF_INDEX_LABEL;
1668 REPLY_MACRO (VL_API_IP6ND_SEND_ROUTER_SOLICITATION_REPLY);
1673 params.irt = ntohl (mp->irt);
1674 params.mrt = ntohl (mp->mrt);
1675 params.mrc = ntohl (mp->mrc);
1676 params.mrd = ntohl (mp->mrd);
1678 icmp6_send_router_solicitation (vm, ntohl (mp->sw_if_index), mp->stop,
1683 vl_api_sw_interface_ip6_enable_disable_t_handler
1684 (vl_api_sw_interface_ip6_enable_disable_t * mp)
1686 vlib_main_t *vm = vlib_get_main ();
1687 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
1688 vnet_main_t *vnm = vnet_get_main ();
1690 clib_error_t *error;
1694 VALIDATE_SW_IF_INDEX (mp);
1697 (mp->enable == 1) ? enable_ip6_interface (vm,
1698 ntohl (mp->sw_if_index)) :
1699 disable_ip6_interface (vm, ntohl (mp->sw_if_index));
1703 clib_error_report (error);
1704 rv = VNET_API_ERROR_UNSPECIFIED;
1708 rv = vnm->api_errno;
1711 BAD_SW_IF_INDEX_LABEL;
1713 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
1717 vl_api_sw_interface_ip6_set_link_local_address_t_handler
1718 (vl_api_sw_interface_ip6_set_link_local_address_t * mp)
1720 vlib_main_t *vm = vlib_get_main ();
1721 vl_api_sw_interface_ip6_set_link_local_address_reply_t *rmp;
1723 clib_error_t *error;
1724 vnet_main_t *vnm = vnet_get_main ();
1728 VALIDATE_SW_IF_INDEX (mp);
1730 error = set_ip6_link_local_address (vm,
1731 ntohl (mp->sw_if_index),
1732 (ip6_address_t *) mp->address);
1735 clib_error_report (error);
1736 rv = VNET_API_ERROR_UNSPECIFIED;
1740 rv = vnm->api_errno;
1743 BAD_SW_IF_INDEX_LABEL;
1745 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY);
1749 vl_mfib_signal_send_one (vl_api_registration_t * reg,
1750 u32 context, const mfib_signal_t * mfs)
1752 vl_api_mfib_signal_details_t *mp;
1753 mfib_prefix_t prefix;
1757 mp = vl_msg_api_alloc (sizeof (*mp));
1759 memset (mp, 0, sizeof (*mp));
1760 mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS);
1761 mp->context = context;
1763 mfi = mfib_itf_get (mfs->mfs_itf);
1764 mfib_entry_get_prefix (mfs->mfs_entry, &prefix);
1765 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1767 mp->table_id = ntohl (mfib->mft_table_id);
1768 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1770 if (FIB_PROTOCOL_IP4 == prefix.fp_proto)
1772 mp->grp_address_len = ntohs (prefix.fp_len);
1774 memcpy (mp->grp_address, &prefix.fp_grp_addr.ip4, 4);
1775 if (prefix.fp_len > 32)
1777 memcpy (mp->src_address, &prefix.fp_src_addr.ip4, 4);
1782 mp->grp_address_len = ntohs (prefix.fp_len);
1787 if (0 != mfs->mfs_buffer_len)
1789 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1791 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1795 mp->ip_packet_len = 0;
1798 vl_api_send_msg (reg, (u8 *) mp);
1802 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1804 vl_api_registration_t *reg;
1806 reg = vl_api_client_index_to_registration (mp->client_index);
1810 while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context))
1815 vl_api_ip_container_proxy_add_del_t_handler
1816 (vl_api_ip_container_proxy_add_del_t * mp)
1818 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1819 vnet_ip_container_proxy_args_t args;
1821 clib_error_t *error;
1823 memset (&args, 0, sizeof (args));
1824 ip_set (&args.prefix.fp_addr, mp->ip, mp->is_ip4);
1825 args.prefix.fp_len = mp->plen ? mp->plen : (mp->is_ip4 ? 32 : 128);
1826 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1827 args.is_add = mp->is_add;
1828 if ((error = vnet_ip_container_proxy_add_del (&args)))
1830 rv = clib_error_get_code (error);
1831 clib_error_report (error);
1834 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1838 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
1841 vl_api_ioam_enable_reply_t *rmp;
1842 clib_error_t *error;
1844 /* Ignoring the profile id as currently a single profile
1846 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
1847 mp->seqno, mp->analyse);
1850 clib_error_report (error);
1851 rv = clib_error_get_code (error);
1854 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
1858 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
1861 vl_api_ioam_disable_reply_t *rmp;
1862 clib_error_t *error;
1864 error = clear_ioam_rewrite_fn ();
1867 clib_error_report (error);
1868 rv = clib_error_get_code (error);
1871 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
1875 vl_api_ip_source_and_port_range_check_add_del_t_handler
1876 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
1878 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
1881 u8 is_ipv6 = mp->is_ipv6;
1882 u8 is_add = mp->is_add;
1883 u8 mask_length = mp->mask_length;
1884 ip4_address_t ip4_addr;
1885 ip6_address_t ip6_addr;
1887 u16 *high_ports = 0;
1889 u16 tmp_low, tmp_high;
1893 // Validate port range
1894 num_ranges = mp->number_of_ranges;
1895 if (num_ranges > 32)
1896 { // This is size of array in VPE.API
1897 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
1901 vec_reset_length (low_ports);
1902 vec_reset_length (high_ports);
1904 for (i = 0; i < num_ranges; i++)
1906 tmp_low = mp->low_ports[i];
1907 tmp_high = mp->high_ports[i];
1908 // If tmp_low <= tmp_high then only need to check tmp_low = 0
1909 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
1910 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
1912 rv = VNET_API_ERROR_INVALID_VALUE;
1915 vec_add1 (low_ports, tmp_low);
1916 vec_add1 (high_ports, tmp_high + 1);
1919 // Validate mask_length
1920 if ((is_ipv6 && mask_length > 128) || (!is_ipv6 && mask_length > 32))
1922 rv = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH;
1926 vrf_id = ntohl (mp->vrf_id);
1930 rv = VNET_API_ERROR_INVALID_VALUE;
1937 clib_memcpy (ip6_addr.as_u8, mp->address, sizeof (ip6_addr.as_u8));
1938 rv = ip6_source_and_port_range_check_add_del (&ip6_addr,
1942 high_ports, is_add);
1946 clib_memcpy (ip4_addr.data, mp->address, sizeof (ip4_addr));
1947 rv = ip4_source_and_port_range_check_add_del (&ip4_addr,
1951 high_ports, is_add);
1955 vec_free (low_ports);
1956 vec_free (high_ports);
1957 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
1961 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
1962 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
1964 vlib_main_t *vm = vlib_get_main ();
1965 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
1966 ip4_main_t *im = &ip4_main;
1969 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
1970 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
1974 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
1975 ntohl (mp->tcp_out_vrf_id);
1976 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
1977 ntohl (mp->udp_out_vrf_id);
1978 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
1979 ntohl (mp->tcp_in_vrf_id);
1980 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
1981 ntohl (mp->udp_in_vrf_id);
1984 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
1986 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
1988 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
1992 rv = VNET_API_ERROR_INVALID_VALUE;
1996 fib_index[i] = p[0];
2001 sw_if_index = ntohl (mp->sw_if_index);
2003 VALIDATE_SW_IF_INDEX (mp);
2006 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
2009 BAD_SW_IF_INDEX_LABEL;
2012 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
2015 #define IP4_ARP_EVENT 3
2016 #define IP6_ND_EVENT 4
2018 static int arp_change_delete_callback (u32 pool_index, u8 * notused);
2019 static int nd_change_delete_callback (u32 pool_index, u8 * notused);
2020 static vlib_node_registration_t ip_resolver_process_node;
2023 handle_ip4_arp_event (u32 pool_index)
2025 vpe_api_main_t *vam = &vpe_api_main;
2026 vnet_main_t *vnm = vam->vnet_main;
2027 vlib_main_t *vm = vam->vlib_main;
2028 vl_api_ip4_arp_event_t *event;
2029 vl_api_ip4_arp_event_t *mp;
2030 vl_api_registration_t *reg;
2032 /* Client can cancel, die, etc. */
2033 if (pool_is_free_index (vam->arp_events, pool_index))
2036 event = pool_elt_at_index (vam->arp_events, pool_index);
2038 reg = vl_api_client_index_to_registration (event->client_index);
2041 (void) vnet_add_del_ip4_arp_change_event
2042 (vnm, arp_change_delete_callback,
2043 event->pid, &event->address,
2044 ip_resolver_process_node.index, IP4_ARP_EVENT,
2045 ~0 /* pool index, notused */ , 0 /* is_add */ );
2049 if (vl_api_can_send_msg (reg))
2051 mp = vl_msg_api_alloc (sizeof (*mp));
2052 clib_memcpy (mp, event, sizeof (*mp));
2053 vl_api_send_msg (reg, (u8 *) mp);
2057 static f64 last_time;
2059 * Throttle syslog msgs.
2060 * It's pretty tempting to just revoke the registration...
2062 if (vlib_time_now (vm) > last_time + 10.0)
2064 clib_warning ("arp event for %U to pid %d: queue stuffed!",
2065 format_ip4_address, &event->address, event->pid);
2066 last_time = vlib_time_now (vm);
2072 handle_ip6_nd_event (u32 pool_index)
2074 vpe_api_main_t *vam = &vpe_api_main;
2075 vnet_main_t *vnm = vam->vnet_main;
2076 vlib_main_t *vm = vam->vlib_main;
2077 vl_api_ip6_nd_event_t *event;
2078 vl_api_ip6_nd_event_t *mp;
2079 vl_api_registration_t *reg;
2081 /* Client can cancel, die, etc. */
2082 if (pool_is_free_index (vam->nd_events, pool_index))
2085 event = pool_elt_at_index (vam->nd_events, pool_index);
2087 reg = vl_api_client_index_to_registration (event->client_index);
2090 (void) vnet_add_del_ip6_nd_change_event
2091 (vnm, nd_change_delete_callback,
2092 event->pid, &event->address,
2093 ip_resolver_process_node.index, IP6_ND_EVENT,
2094 ~0 /* pool index, notused */ , 0 /* is_add */ );
2098 if (vl_api_can_send_msg (reg))
2100 mp = vl_msg_api_alloc (sizeof (*mp));
2101 clib_memcpy (mp, event, sizeof (*mp));
2102 vl_api_send_msg (reg, (u8 *) mp);
2106 static f64 last_time;
2108 * Throttle syslog msgs.
2109 * It's pretty tempting to just revoke the registration...
2111 if (vlib_time_now (vm) > last_time + 10.0)
2113 clib_warning ("ip6 nd event for %U to pid %d: queue stuffed!",
2114 format_ip6_address, &event->address, event->pid);
2115 last_time = vlib_time_now (vm);
2121 resolver_process (vlib_main_t * vm,
2122 vlib_node_runtime_t * rt, vlib_frame_t * f)
2124 volatile f64 timeout = 100.0;
2125 volatile uword *event_data = 0;
2129 vlib_process_wait_for_event_or_clock (vm, timeout);
2132 vlib_process_get_events (vm, (uword **) & event_data);
2138 for (i = 0; i < vec_len (event_data); i++)
2139 handle_ip4_arp_event (event_data[i]);
2143 for (i = 0; i < vec_len (event_data); i++)
2144 handle_ip6_nd_event (event_data[i]);
2147 case ~0: /* timeout */
2151 vec_reset_length (event_data);
2153 return 0; /* or not */
2157 VLIB_REGISTER_NODE (ip_resolver_process_node,static) = {
2158 .function = resolver_process,
2159 .type = VLIB_NODE_TYPE_PROCESS,
2160 .name = "ip-route-resolver-process",
2165 nd_change_data_callback (u32 pool_index, u8 * new_mac,
2166 u32 sw_if_index, ip6_address_t * address)
2168 vpe_api_main_t *am = &vpe_api_main;
2169 vl_api_ip6_nd_event_t *event;
2171 if (pool_is_free_index (am->nd_events, pool_index))
2174 event = pool_elt_at_index (am->nd_events, pool_index);
2175 if (eth_mac_equal (event->new_mac, new_mac) &&
2176 sw_if_index == ntohl (event->sw_if_index))
2181 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2182 event->sw_if_index = htonl (sw_if_index);
2187 arp_change_delete_callback (u32 pool_index, u8 * notused)
2189 vpe_api_main_t *am = &vpe_api_main;
2191 if (pool_is_free_index (am->arp_events, pool_index))
2194 pool_put_index (am->arp_events, pool_index);
2199 nd_change_delete_callback (u32 pool_index, u8 * notused)
2201 vpe_api_main_t *am = &vpe_api_main;
2203 if (pool_is_free_index (am->nd_events, pool_index))
2206 pool_put_index (am->nd_events, pool_index);
2210 static vlib_node_registration_t wc_arp_process_node;
2213 { WC_ARP_REPORT, WC_ND_REPORT, RA_REPORT, REPORT_MAX };
2216 wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
2218 /* These cross the longjmp boundry (vlib_process_wait_for_event)
2219 * and need to be volatile - to prevent them from being optimized into
2220 * a register - which could change during suspension */
2222 volatile wc_arp_report_t arp_prev = { 0 };
2223 volatile wc_nd_report_t nd_prev = { 0 };
2224 volatile f64 last_arp = vlib_time_now (vm);
2225 volatile f64 last_nd = vlib_time_now (vm);
2229 vlib_process_wait_for_event (vm);
2230 uword event_type = WC_ARP_REPORT;
2231 void *event_data = vlib_process_get_event_data (vm, &event_type);
2233 f64 now = vlib_time_now (vm);
2235 if (event_type == WC_ARP_REPORT)
2237 wc_arp_report_t *arp_events = event_data;
2238 for (i = 0; i < vec_len (arp_events); i++)
2240 /* discard dup event */
2241 if (arp_prev.ip4 == arp_events[i].ip4 &&
2242 eth_mac_equal ((u8 *) arp_prev.mac, arp_events[i].mac) &&
2243 arp_prev.sw_if_index == arp_events[i].sw_if_index &&
2244 (now - last_arp) < 10.0)
2248 arp_prev = arp_events[i];
2250 vpe_client_registration_t *reg;
2252 pool_foreach(reg, vpe_api_main.wc_ip4_arp_events_registrations,
2254 vl_api_registration_t *vl_reg;
2255 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2256 if (reg && vl_api_can_send_msg (vl_reg))
2258 vl_api_ip4_arp_event_t * event = vl_msg_api_alloc (sizeof *event);
2259 memset (event, 0, sizeof *event);
2260 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2261 event->client_index = reg->client_index;
2262 event->pid = reg->client_pid;
2264 event->address = arp_events[i].ip4;
2265 event->sw_if_index = htonl(arp_events[i].sw_if_index);
2266 memcpy(event->new_mac, arp_events[i].mac, sizeof event->new_mac);
2267 vl_api_send_msg (vl_reg, (u8 *) event);
2273 else if (event_type == WC_ND_REPORT)
2275 wc_nd_report_t *nd_events = event_data;
2276 for (i = 0; i < vec_len (nd_events); i++)
2278 /* discard dup event */
2279 if (ip6_address_is_equal
2280 ((ip6_address_t *) & nd_prev.ip6, &nd_events[i].ip6)
2281 && eth_mac_equal ((u8 *) nd_prev.mac, nd_events[i].mac)
2282 && nd_prev.sw_if_index == nd_events[i].sw_if_index
2283 && (now - last_nd) < 10.0)
2287 nd_prev = nd_events[i];
2289 vpe_client_registration_t *reg;
2291 pool_foreach(reg, vpe_api_main.wc_ip6_nd_events_registrations,
2293 vl_api_registration_t *vl_reg;
2294 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2295 if (vl_reg && vl_api_can_send_msg (vl_reg))
2297 vl_api_ip6_nd_event_t * event = vl_msg_api_alloc (sizeof *event);
2298 memset (event, 0, sizeof *event);
2299 event->_vl_msg_id = htons (VL_API_IP6_ND_EVENT);
2300 event->client_index = reg->client_index;
2301 event->pid = reg->client_pid;
2303 memcpy(event->address, nd_events[i].ip6.as_u8, sizeof event->address);
2304 event->sw_if_index = htonl(nd_events[i].sw_if_index);
2305 memcpy(event->new_mac, nd_events[i].mac, sizeof event->new_mac);
2306 vl_api_send_msg (vl_reg, (u8 *) event);
2312 else if (event_type == RA_REPORT)
2314 ra_report_t *ra_events = event_data;
2315 for (i = 0; i < vec_len (ra_events); i++)
2317 vpe_client_registration_t *reg;
2319 pool_foreach(reg, vpe_api_main.ip6_ra_events_registrations,
2321 vl_api_registration_t *vl_reg;
2323 vl_api_client_index_to_registration (reg->client_index);
2324 if (vl_reg && vl_api_can_send_msg (vl_reg))
2327 sizeof (vl_api_ip6_ra_event_t) +
2328 vec_len (ra_events[i].prefixes) *
2329 sizeof (vl_api_ip6_ra_prefix_info_t);
2330 vl_api_ip6_ra_event_t *event =
2331 vl_msg_api_alloc (event_size);
2332 memset (event, 0, event_size);
2333 event->_vl_msg_id = htons (VL_API_IP6_RA_EVENT);
2334 event->client_index = reg->client_index;
2335 event->pid = reg->client_pid;
2337 event->sw_if_index = clib_host_to_net_u32 (ra_events[i].sw_if_index);
2339 memcpy (event->router_address, ra_events[i].router_address, 16);
2341 event->current_hop_limit = ra_events[i].current_hop_limit;
2342 event->flags = ra_events[i].flags;
2343 event->router_lifetime_in_sec =
2344 clib_host_to_net_u16 (ra_events
2345 [i].router_lifetime_in_sec);
2346 event->neighbor_reachable_time_in_msec =
2347 clib_host_to_net_u32 (ra_events
2348 [i].neighbor_reachable_time_in_msec);
2349 event->time_in_msec_between_retransmitted_neighbor_solicitations
2351 clib_host_to_net_u32 (ra_events
2352 [i].time_in_msec_between_retransmitted_neighbor_solicitations);
2355 clib_host_to_net_u32 (vec_len (ra_events[i].prefixes));
2356 vl_api_ip6_ra_prefix_info_t *prefix =
2357 (typeof (prefix)) event->prefixes;
2359 for (j = 0; j < vec_len (ra_events[i].prefixes); j++)
2361 ra_report_prefix_info_t *info =
2362 &ra_events[i].prefixes[j];
2363 memcpy (prefix->dst_address, info->dst_address.as_u8,
2365 prefix->dst_address_length = info->dst_address_length;
2366 prefix->flags = info->flags;
2367 prefix->valid_time =
2368 clib_host_to_net_u32 (info->valid_time);
2369 prefix->preferred_time =
2370 clib_host_to_net_u32 (info->preferred_time);
2374 vl_api_send_msg (vl_reg, (u8 *) event);
2380 vlib_process_put_event_data (vm, event_data);
2387 VLIB_REGISTER_NODE (wc_arp_process_node,static) = {
2388 .function = wc_arp_process,
2389 .type = VLIB_NODE_TYPE_PROCESS,
2390 .name = "wildcard-ip4-arp-publisher-process",
2395 arp_change_data_callback (u32 pool_index, u8 * new_mac,
2396 u32 sw_if_index, u32 address)
2398 vpe_api_main_t *am = &vpe_api_main;
2399 vl_api_ip4_arp_event_t *event;
2401 if (pool_is_free_index (am->arp_events, pool_index))
2404 event = pool_elt_at_index (am->arp_events, pool_index);
2405 if (eth_mac_equal (event->new_mac, new_mac) &&
2406 sw_if_index == ntohl (event->sw_if_index))
2411 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2412 event->sw_if_index = htonl (sw_if_index);
2417 vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp)
2419 vpe_api_main_t *am = &vpe_api_main;
2420 vnet_main_t *vnm = vnet_get_main ();
2421 vl_api_want_ip4_arp_events_reply_t *rmp;
2424 if (mp->address == 0)
2427 hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index);
2428 vpe_client_registration_t *rp;
2431 if (mp->enable_disable)
2433 clib_warning ("pid %d: already enabled...", mp->pid);
2434 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2440 pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2441 pool_put (am->wc_ip4_arp_events_registrations, rp);
2442 hash_unset (am->wc_ip4_arp_events_registration_hash,
2444 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2445 wc_arp_set_publisher_node (~0, REPORT_MAX);
2449 if (mp->enable_disable == 0)
2451 clib_warning ("pid %d: already disabled...", mp->pid);
2452 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2455 pool_get (am->wc_ip4_arp_events_registrations, rp);
2456 rp->client_index = mp->client_index;
2457 rp->client_pid = mp->pid;
2458 hash_set (am->wc_ip4_arp_events_registration_hash, rp->client_index,
2459 rp - am->wc_ip4_arp_events_registrations);
2460 wc_arp_set_publisher_node (wc_arp_process_node.index, WC_ARP_REPORT);
2464 if (mp->enable_disable)
2466 vl_api_ip4_arp_event_t *event;
2467 pool_get (am->arp_events, event);
2468 rv = vnet_add_del_ip4_arp_change_event
2469 (vnm, arp_change_data_callback,
2470 mp->pid, &mp->address /* addr, in net byte order */ ,
2471 ip_resolver_process_node.index,
2472 IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ );
2476 pool_put (am->arp_events, event);
2479 memset (event, 0, sizeof (*event));
2481 /* Python API expects events to have no context */
2482 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2483 event->client_index = mp->client_index;
2484 event->address = mp->address;
2485 event->pid = mp->pid;
2486 if (mp->address == 0)
2491 rv = vnet_add_del_ip4_arp_change_event
2492 (vnm, arp_change_delete_callback,
2493 mp->pid, &mp->address /* addr, in net byte order */ ,
2494 ip_resolver_process_node.index,
2495 IP4_ARP_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2498 REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY);
2502 vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp)
2504 vpe_api_main_t *am = &vpe_api_main;
2505 vnet_main_t *vnm = vnet_get_main ();
2506 vl_api_want_ip6_nd_events_reply_t *rmp;
2509 if (ip6_address_is_zero ((ip6_address_t *) mp->address))
2512 hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index);
2513 vpe_client_registration_t *rp;
2516 if (mp->enable_disable)
2518 clib_warning ("pid %d: already enabled...", mp->pid);
2519 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2525 pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2526 pool_put (am->wc_ip6_nd_events_registrations, rp);
2527 hash_unset (am->wc_ip6_nd_events_registration_hash,
2529 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2530 wc_nd_set_publisher_node (~0, REPORT_MAX);
2534 if (mp->enable_disable == 0)
2536 clib_warning ("pid %d: already disabled...", mp->pid);
2537 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2540 pool_get (am->wc_ip6_nd_events_registrations, rp);
2541 rp->client_index = mp->client_index;
2542 rp->client_pid = mp->pid;
2543 hash_set (am->wc_ip6_nd_events_registration_hash, rp->client_index,
2544 rp - am->wc_ip6_nd_events_registrations);
2545 wc_nd_set_publisher_node (wc_arp_process_node.index, WC_ND_REPORT);
2549 if (mp->enable_disable)
2551 vl_api_ip6_nd_event_t *event;
2552 pool_get (am->nd_events, event);
2554 rv = vnet_add_del_ip6_nd_change_event
2555 (vnm, nd_change_data_callback,
2556 mp->pid, mp->address /* addr, in net byte order */ ,
2557 ip_resolver_process_node.index,
2558 IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ );
2562 pool_put (am->nd_events, event);
2565 memset (event, 0, sizeof (*event));
2567 event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT);
2568 event->client_index = mp->client_index;
2569 clib_memcpy (event->address, mp->address, sizeof event->address);
2570 event->pid = mp->pid;
2574 rv = vnet_add_del_ip6_nd_change_event
2575 (vnm, nd_change_delete_callback,
2576 mp->pid, mp->address /* addr, in net byte order */ ,
2577 ip_resolver_process_node.index,
2578 IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2581 REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY);
2585 vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp)
2587 vpe_api_main_t *am = &vpe_api_main;
2588 vl_api_want_ip6_ra_events_reply_t *rmp;
2591 uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index);
2592 vpe_client_registration_t *rp;
2595 if (mp->enable_disable)
2597 clib_warning ("pid %d: already enabled...", ntohl (mp->pid));
2598 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2603 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2604 pool_put (am->ip6_ra_events_registrations, rp);
2605 hash_unset (am->ip6_ra_events_registration_hash, mp->client_index);
2606 if (pool_elts (am->ip6_ra_events_registrations) == 0)
2607 ra_set_publisher_node (~0, REPORT_MAX);
2611 if (mp->enable_disable == 0)
2613 clib_warning ("pid %d: already disabled...", ntohl (mp->pid));
2614 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2617 pool_get (am->ip6_ra_events_registrations, rp);
2618 rp->client_index = mp->client_index;
2619 rp->client_pid = ntohl (mp->pid);
2620 hash_set (am->ip6_ra_events_registration_hash, rp->client_index,
2621 rp - am->ip6_ra_events_registrations);
2622 ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT);
2625 REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY);
2629 vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
2631 vl_api_proxy_arp_add_del_reply_t *rmp;
2634 ip4_main_t *im = &ip4_main;
2635 int vnet_proxy_arp_add_del (ip4_address_t * lo_addr,
2636 ip4_address_t * hi_addr,
2637 u32 fib_index, int is_del);
2640 stats_dslock_with_hint (1 /* release hint */ , 6 /* tag */ );
2642 p = hash_get (im->fib_index_by_table_id, ntohl (mp->vrf_id));
2646 rv = VNET_API_ERROR_NO_SUCH_FIB;
2652 rv = vnet_proxy_arp_add_del ((ip4_address_t *) mp->low_address,
2653 (ip4_address_t *) mp->hi_address,
2654 fib_index, mp->is_add == 0);
2658 REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY);
2662 vl_api_proxy_arp_intfc_enable_disable_t_handler
2663 (vl_api_proxy_arp_intfc_enable_disable_t * mp)
2666 vnet_main_t *vnm = vnet_get_main ();
2667 vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp;
2669 VALIDATE_SW_IF_INDEX (mp);
2671 vnet_sw_interface_t *si =
2672 vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
2676 if (mp->enable_disable)
2677 si->flags |= VNET_SW_INTERFACE_FLAG_PROXY_ARP;
2679 si->flags &= ~VNET_SW_INTERFACE_FLAG_PROXY_ARP;
2681 BAD_SW_IF_INDEX_LABEL;
2683 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
2687 ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2689 vnet_main_t *vnm = vnet_get_main ();
2690 vnet_interface_main_t *im = &vnm->interface_main;
2691 ip4_main_t *im4 = &ip4_main;
2692 static u32 *sw_if_indices_to_shut;
2693 fib_table_t *fib_table;
2697 int rv = VNET_API_ERROR_NO_SUCH_FIB;
2698 u32 target_fib_id = ntohl (mp->vrf_id);
2700 stats_dslock_with_hint (1 /* release hint */ , 8 /* tag */ );
2703 pool_foreach (fib_table, im4->fibs,
2705 vnet_sw_interface_t * si;
2707 fib = pool_elt_at_index (im4->v4_fibs, fib_table->ft_index);
2709 if (fib->table_id != target_fib_id)
2712 /* remove any mpls encap/decap labels */
2713 mpls_fib_reset_labels (fib->table_id);
2715 /* remove any proxy arps in this fib */
2716 vnet_proxy_arp_fib_reset (fib->table_id);
2718 /* Set the flow hash for this fib to the default */
2719 vnet_set_ip4_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
2721 vec_reset_length (sw_if_indices_to_shut);
2723 /* Shut down interfaces in this FIB / clean out intfc routes */
2724 pool_foreach (si, im->sw_interfaces,
2726 u32 sw_if_index = si->sw_if_index;
2728 if (sw_if_index < vec_len (im4->fib_index_by_sw_if_index)
2729 && (im4->fib_index_by_sw_if_index[si->sw_if_index] ==
2731 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
2734 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
2735 sw_if_index = sw_if_indices_to_shut[i];
2737 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
2738 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
2739 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
2742 fib_table_flush(fib->index, FIB_PROTOCOL_IP4, FIB_SOURCE_API);
2746 })); /* pool_foreach (fib) */
2754 ip6_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2756 vnet_main_t *vnm = vnet_get_main ();
2757 vnet_interface_main_t *im = &vnm->interface_main;
2758 ip6_main_t *im6 = &ip6_main;
2759 static u32 *sw_if_indices_to_shut;
2760 fib_table_t *fib_table;
2764 int rv = VNET_API_ERROR_NO_SUCH_FIB;
2765 u32 target_fib_id = ntohl (mp->vrf_id);
2767 stats_dslock_with_hint (1 /* release hint */ , 9 /* tag */ );
2770 pool_foreach (fib_table, im6->fibs,
2772 vnet_sw_interface_t * si;
2774 fib = pool_elt_at_index (im6->v6_fibs, fib_table->ft_index);
2776 if (fib->table_id != target_fib_id)
2779 vec_reset_length (sw_if_indices_to_shut);
2781 /* Set the flow hash for this fib to the default */
2782 vnet_set_ip6_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
2784 /* Shut down interfaces in this FIB / clean out intfc routes */
2785 pool_foreach (si, im->sw_interfaces,
2787 if (im6->fib_index_by_sw_if_index[si->sw_if_index] ==
2789 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
2792 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
2793 sw_if_index = sw_if_indices_to_shut[i];
2795 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
2796 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
2797 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
2800 fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API);
2804 })); /* pool_foreach (fib) */
2812 vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2815 vl_api_reset_fib_reply_t *rmp;
2818 rv = ip6_reset_fib_t_handler (mp);
2820 rv = ip4_reset_fib_t_handler (mp);
2822 REPLY_MACRO (VL_API_RESET_FIB_REPLY);
2826 vl_api_set_arp_neighbor_limit_t_handler (vl_api_set_arp_neighbor_limit_t * mp)
2829 vl_api_set_arp_neighbor_limit_reply_t *rmp;
2830 vnet_main_t *vnm = vnet_get_main ();
2831 clib_error_t *error;
2836 error = ip6_set_neighbor_limit (ntohl (mp->arp_neighbor_limit));
2838 error = ip4_set_arp_limit (ntohl (mp->arp_neighbor_limit));
2842 clib_error_report (error);
2843 rv = VNET_API_ERROR_UNSPECIFIED;
2847 rv = vnm->api_errno;
2850 REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY);
2854 vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp)
2856 vl_api_ip_reassembly_set_reply_t *rmp;
2860 rv = ip6_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
2861 clib_net_to_host_u32 (mp->max_reassemblies),
2862 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
2866 rv = ip4_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
2867 clib_net_to_host_u32 (mp->max_reassemblies),
2868 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
2871 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
2875 vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp)
2877 unix_shared_memory_queue_t *q;
2879 q = vl_api_client_index_to_input_queue (mp->client_index);
2884 vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp));
2885 memset (rmp, 0, sizeof (*rmp));
2886 rmp->_vl_msg_id = ntohs (VL_API_IP_REASSEMBLY_GET_REPLY);
2887 rmp->context = mp->context;
2892 ip6_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
2893 &rmp->expire_walk_interval_ms);
2898 ip4_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
2899 &rmp->expire_walk_interval_ms);
2901 rmp->timeout_ms = clib_host_to_net_u32 (rmp->timeout_ms);
2902 rmp->max_reassemblies = clib_host_to_net_u32 (rmp->max_reassemblies);
2903 rmp->expire_walk_interval_ms =
2904 clib_host_to_net_u32 (rmp->expire_walk_interval_ms);
2905 vl_msg_api_send_shmem (q, (u8 *) & rmp);
2909 vl_api_ip_reassembly_enable_disable_t_handler
2910 (vl_api_ip_reassembly_enable_disable_t * mp)
2912 vl_api_ip_reassembly_enable_disable_reply_t *rmp;
2914 rv = ip4_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
2918 rv = ip6_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
2922 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
2925 #define vl_msg_name_crc_list
2926 #include <vnet/ip/ip.api.h>
2927 #undef vl_msg_name_crc_list
2930 setup_message_id_table (api_main_t * am)
2932 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
2933 foreach_vl_msg_name_crc_ip;
2937 static clib_error_t *
2938 ip_api_hookup (vlib_main_t * vm)
2940 api_main_t *am = &api_main;
2943 vl_msg_api_set_handlers(VL_API_##N, #n, \
2944 vl_api_##n##_t_handler, \
2946 vl_api_##n##_t_endian, \
2947 vl_api_##n##_t_print, \
2948 sizeof(vl_api_##n##_t), 1);
2953 * Set up the (msg_name, crc, message-id) table
2955 setup_message_id_table (am);
2960 VLIB_API_INIT_FUNCTION (ip_api_hookup);
2963 * fd.io coding-style-patch-verification: ON
2966 * eval: (c-set-style "gnu")