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/ip_neighbor.h>
29 #include <vnet/ip/ip6_neighbor.h>
30 #include <vnet/fib/fib_table.h>
31 #include <vnet/fib/fib_api.h>
32 #include <vnet/dpo/drop_dpo.h>
33 #include <vnet/dpo/receive_dpo.h>
34 #include <vnet/dpo/lookup_dpo.h>
35 #include <vnet/dpo/classify_dpo.h>
36 #include <vnet/dpo/ip_null_dpo.h>
37 #include <vnet/ethernet/arp_packet.h>
38 #include <vnet/mfib/ip6_mfib.h>
39 #include <vnet/mfib/ip4_mfib.h>
40 #include <vnet/mfib/mfib_signal.h>
41 #include <vnet/mfib/mfib_entry.h>
42 #include <vnet/ip/ip_source_and_port_range_check.h>
43 #include <vnet/fib/ip4_fib.h>
44 #include <vnet/fib/ip6_fib.h>
45 #include <vnet/ip/ip6_hop_by_hop.h>
46 #include <vnet/ip/ip4_reassembly.h>
47 #include <vnet/ip/ip6_reassembly.h>
49 #include <vnet/vnet_msg_enum.h>
51 #define vl_typedefs /* define message structures */
52 #include <vnet/vnet_all_api_h.h>
55 #define vl_endianfun /* define message structures */
56 #include <vnet/vnet_all_api_h.h>
59 /* instantiate all the print functions we know about */
60 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
62 #include <vnet/vnet_all_api_h.h>
65 #include <vlibapi/api_helper_macros.h>
68 #define foreach_ip_api_msg \
69 _(IP_FIB_DUMP, ip_fib_dump) \
70 _(IP6_FIB_DUMP, ip6_fib_dump) \
71 _(IP_MFIB_DUMP, ip_mfib_dump) \
72 _(IP6_MFIB_DUMP, ip6_mfib_dump) \
73 _(IP_NEIGHBOR_DUMP, ip_neighbor_dump) \
74 _(IP_MROUTE_ADD_DEL, ip_mroute_add_del) \
75 _(MFIB_SIGNAL_DUMP, mfib_signal_dump) \
76 _(IP_ADDRESS_DUMP, ip_address_dump) \
77 _(IP_UNNUMBERED_DUMP, ip_unnumbered_dump) \
79 _(IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del) \
80 _(SET_ARP_NEIGHBOR_LIMIT, set_arp_neighbor_limit) \
81 _(IP_PROBE_NEIGHBOR, ip_probe_neighbor) \
82 _(IP_SCAN_NEIGHBOR_ENABLE_DISABLE, ip_scan_neighbor_enable_disable) \
83 _(WANT_IP4_ARP_EVENTS, want_ip4_arp_events) \
84 _(WANT_IP6_ND_EVENTS, want_ip6_nd_events) \
85 _(WANT_IP6_RA_EVENTS, want_ip6_ra_events) \
86 _(PROXY_ARP_ADD_DEL, proxy_arp_add_del) \
87 _(PROXY_ARP_INTFC_ENABLE_DISABLE, proxy_arp_intfc_enable_disable) \
88 _(RESET_FIB, reset_fib) \
89 _(IP_ADD_DEL_ROUTE, ip_add_del_route) \
90 _(IP_TABLE_ADD_DEL, ip_table_add_del) \
91 _(IP_PUNT_POLICE, ip_punt_police) \
92 _(IP_PUNT_REDIRECT, ip_punt_redirect) \
93 _(SET_IP_FLOW_HASH,set_ip_flow_hash) \
94 _(SW_INTERFACE_IP6ND_RA_CONFIG, sw_interface_ip6nd_ra_config) \
95 _(SW_INTERFACE_IP6ND_RA_PREFIX, sw_interface_ip6nd_ra_prefix) \
96 _(IP6ND_PROXY_ADD_DEL, ip6nd_proxy_add_del) \
97 _(IP6ND_PROXY_DUMP, ip6nd_proxy_dump) \
98 _(IP6ND_SEND_ROUTER_SOLICITATION, ip6nd_send_router_solicitation) \
99 _(SW_INTERFACE_IP6_ENABLE_DISABLE, sw_interface_ip6_enable_disable ) \
100 _(SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS, \
101 sw_interface_ip6_set_link_local_address) \
102 _(IP_CONTAINER_PROXY_ADD_DEL, ip_container_proxy_add_del) \
103 _(IOAM_ENABLE, ioam_enable) \
104 _(IOAM_DISABLE, ioam_disable) \
105 _(IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL, \
106 ip_source_and_port_range_check_add_del) \
107 _(IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL, \
108 ip_source_and_port_range_check_interface_add_del) \
109 _(IP_REASSEMBLY_SET, ip_reassembly_set) \
110 _(IP_REASSEMBLY_GET, ip_reassembly_get) \
111 _(IP_REASSEMBLY_ENABLE_DISABLE, ip_reassembly_enable_disable)
113 extern void stats_dslock_with_hint (int hint, int tag);
114 extern void stats_dsunlock (void);
117 send_ip_neighbor_details (u32 sw_if_index,
121 u8 * ip_address, vl_api_registration_t * reg,
124 vl_api_ip_neighbor_details_t *mp;
126 mp = vl_msg_api_alloc (sizeof (*mp));
127 memset (mp, 0, sizeof (*mp));
128 mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_DETAILS);
129 mp->context = context;
130 mp->sw_if_index = htonl (sw_if_index);
131 mp->is_ipv6 = is_ipv6;
132 mp->is_static = is_static;
133 memcpy (mp->mac_address, mac_address, 6);
134 memcpy (mp->ip_address, ip_address, (is_ipv6) ? 16 : 4);
136 vl_api_send_msg (reg, (u8 *) mp);
140 vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp)
142 vl_api_registration_t *reg;
144 reg = vl_api_client_index_to_registration (mp->client_index);
148 u32 sw_if_index = ntohl (mp->sw_if_index);
152 ip6_neighbor_t *n, *ns;
154 ns = ip6_neighbors_entries (sw_if_index);
158 send_ip_neighbor_details
159 (sw_if_index, mp->is_ipv6,
160 ((n->flags & IP6_NEIGHBOR_FLAG_STATIC) ? 1 : 0),
161 (u8 *) n->link_layer_address,
162 (u8 *) & (n->key.ip6_address.as_u8),
170 ethernet_arp_ip4_entry_t *n, *ns;
172 ns = ip4_neighbor_entries (sw_if_index);
176 send_ip_neighbor_details (sw_if_index, mp->is_ipv6,
177 ((n->flags & ETHERNET_ARP_IP4_ENTRY_FLAG_STATIC) ? 1 : 0),
178 (u8*) n->ethernet_address,
179 (u8*) & (n->ip4_address.as_u8),
188 send_ip_fib_details (vpe_api_main_t * am,
189 vl_api_registration_t * reg,
190 const fib_table_t * table,
191 const fib_prefix_t * pfx,
192 fib_route_path_encode_t * api_rpaths, u32 context)
194 vl_api_ip_fib_details_t *mp;
195 fib_route_path_encode_t *api_rpath;
196 vl_api_fib_path_t *fp;
199 path_count = vec_len (api_rpaths);
200 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
203 memset (mp, 0, sizeof (*mp));
204 mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS);
205 mp->context = context;
207 mp->table_id = htonl (table->ft_table_id);
208 memcpy (mp->table_name, table->ft_desc,
209 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
210 mp->address_length = pfx->fp_len;
211 memcpy (mp->address, &pfx->fp_addr.ip4, sizeof (pfx->fp_addr.ip4));
213 mp->count = htonl (path_count);
215 vec_foreach (api_rpath, api_rpaths)
217 fib_api_path_encode (api_rpath, fp);
221 vl_api_send_msg (reg, (u8 *) mp);
224 typedef struct vl_api_ip_fib_dump_walk_ctx_t_
226 fib_node_index_t *feis;
227 } vl_api_ip_fib_dump_walk_ctx_t;
229 static fib_table_walk_rc_t
230 vl_api_ip_fib_dump_walk (fib_node_index_t fei, void *arg)
232 vl_api_ip_fib_dump_walk_ctx_t *ctx = arg;
234 vec_add1 (ctx->feis, fei);
236 return (FIB_TABLE_WALK_CONTINUE);
240 vl_api_ip_fib_dump_t_handler (vl_api_ip_fib_dump_t * mp)
242 vpe_api_main_t *am = &vpe_api_main;
243 vl_api_registration_t *reg;
244 ip4_main_t *im = &ip4_main;
245 fib_table_t *fib_table;
246 fib_node_index_t *lfeip;
249 fib_route_path_encode_t *api_rpaths;
250 vl_api_ip_fib_dump_walk_ctx_t ctx = {
254 reg = vl_api_client_index_to_registration (mp->client_index);
259 pool_foreach (fib_table, im->fibs,
261 fib_table_walk(fib_table->ft_index,
263 vl_api_ip_fib_dump_walk,
268 vec_sort_with_function (ctx.feis, fib_entry_cmp_for_sort);
270 vec_foreach (lfeip, ctx.feis)
272 fib_entry_get_prefix (*lfeip, &pfx);
273 fib_index = fib_entry_get_fib_index (*lfeip);
274 fib_table = fib_table_get (fib_index, pfx.fp_proto);
276 fib_entry_encode (*lfeip, &api_rpaths);
277 send_ip_fib_details (am, reg, fib_table, &pfx, api_rpaths, mp->context);
278 vec_free (api_rpaths);
285 send_ip6_fib_details (vpe_api_main_t * am,
286 vl_api_registration_t * reg,
287 const fib_table_t * table,
288 const fib_prefix_t * pfx,
289 fib_route_path_encode_t * api_rpaths, u32 context)
291 vl_api_ip6_fib_details_t *mp;
292 fib_route_path_encode_t *api_rpath;
293 vl_api_fib_path_t *fp;
296 path_count = vec_len (api_rpaths);
297 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
300 memset (mp, 0, sizeof (*mp));
301 mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS);
302 mp->context = context;
304 mp->table_id = htonl (table->ft_table_id);
305 mp->address_length = pfx->fp_len;
306 memcpy (mp->address, &pfx->fp_addr.ip6, sizeof (pfx->fp_addr.ip6));
307 memcpy (mp->table_name, table->ft_desc,
308 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
310 mp->count = htonl (path_count);
312 vec_foreach (api_rpath, api_rpaths)
314 fib_api_path_encode (api_rpath, fp);
318 vl_api_send_msg (reg, (u8 *) mp);
321 typedef struct apt_ip6_fib_show_ctx_t_
324 fib_node_index_t *entries;
325 } api_ip6_fib_show_ctx_t;
328 api_ip6_fib_table_put_entries (clib_bihash_kv_24_8_t * kvp, void *arg)
330 api_ip6_fib_show_ctx_t *ctx = arg;
332 if ((kvp->key[2] >> 32) == ctx->fib_index)
334 vec_add1 (ctx->entries, kvp->value);
339 api_ip6_fib_table_get_all (vl_api_registration_t * reg,
340 vl_api_ip6_fib_dump_t * mp,
341 fib_table_t * fib_table)
343 vpe_api_main_t *am = &vpe_api_main;
344 ip6_main_t *im6 = &ip6_main;
345 fib_node_index_t *fib_entry_index;
346 api_ip6_fib_show_ctx_t ctx = {
347 .fib_index = fib_table->ft_index,
350 fib_route_path_encode_t *api_rpaths;
353 BV (clib_bihash_foreach_key_value_pair)
354 ((BVT (clib_bihash) *) & im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].
355 ip6_hash, api_ip6_fib_table_put_entries, &ctx);
357 vec_sort_with_function (ctx.entries, fib_entry_cmp_for_sort);
359 vec_foreach (fib_entry_index, ctx.entries)
361 fib_entry_get_prefix (*fib_entry_index, &pfx);
363 fib_entry_encode (*fib_entry_index, &api_rpaths);
364 send_ip6_fib_details (am, reg, fib_table, &pfx, api_rpaths, mp->context);
365 vec_free (api_rpaths);
368 vec_free (ctx.entries);
372 vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp)
374 vl_api_registration_t *reg;
375 ip6_main_t *im6 = &ip6_main;
376 fib_table_t *fib_table;
378 reg = vl_api_client_index_to_registration (mp->client_index);
383 pool_foreach (fib_table, im6->fibs,
385 /* don't send link locals */
386 if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL)
389 api_ip6_fib_table_get_all(reg, mp, fib_table);
395 send_ip_mfib_details (vl_api_registration_t * reg,
396 u32 context, u32 table_id, fib_node_index_t mfei)
398 fib_route_path_encode_t *api_rpath, *api_rpaths = NULL;
399 vl_api_ip_mfib_details_t *mp;
400 mfib_entry_t *mfib_entry;
401 vl_api_fib_path_t *fp;
405 mfib_entry = mfib_entry_get (mfei);
406 mfib_entry_get_prefix (mfei, &pfx);
407 mfib_entry_encode (mfei, &api_rpaths);
409 path_count = vec_len (api_rpaths);
410 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
413 memset (mp, 0, sizeof (*mp));
414 mp->_vl_msg_id = ntohs (VL_API_IP_MFIB_DETAILS);
415 mp->context = context;
417 mp->rpf_id = mfib_entry->mfe_rpf_id;
418 mp->entry_flags = mfib_entry->mfe_flags;
419 mp->table_id = htonl (table_id);
420 mp->address_length = pfx.fp_len;
421 memcpy (mp->grp_address, &pfx.fp_grp_addr.ip4,
422 sizeof (pfx.fp_grp_addr.ip4));
423 memcpy (mp->src_address, &pfx.fp_src_addr.ip4,
424 sizeof (pfx.fp_src_addr.ip4));
426 mp->count = htonl (path_count);
428 vec_foreach (api_rpath, api_rpaths)
430 fib_api_path_encode (api_rpath, fp);
433 vec_free (api_rpaths);
435 vl_api_send_msg (reg, (u8 *) mp);
438 typedef struct vl_api_ip_mfib_dump_ctc_t_
440 fib_node_index_t *entries;
441 } vl_api_ip_mfib_dump_ctc_t;
444 vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
446 vl_api_ip_mfib_dump_ctc_t *ctx = arg;
448 vec_add1 (ctx->entries, fei);
454 vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp)
456 vl_api_registration_t *reg;
457 ip4_main_t *im = &ip4_main;
458 mfib_table_t *mfib_table;
459 fib_node_index_t *mfeip;
460 vl_api_ip_mfib_dump_ctc_t ctx = {
464 reg = vl_api_client_index_to_registration (mp->client_index);
469 pool_foreach (mfib_table, im->mfibs,
471 ip4_mfib_table_walk(&mfib_table->v4,
472 vl_api_ip_mfib_table_dump_walk,
475 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
477 vec_foreach (mfeip, ctx.entries)
479 send_ip_mfib_details (reg, mp->context,
480 mfib_table->mft_table_id,
483 vec_reset_length (ctx.entries);
488 vec_free (ctx.entries);
492 send_ip6_mfib_details (vpe_api_main_t * am,
493 vl_api_registration_t * reg,
496 fib_route_path_encode_t * api_rpaths, u32 context)
498 vl_api_ip6_mfib_details_t *mp;
499 fib_route_path_encode_t *api_rpath;
500 vl_api_fib_path_t *fp;
503 path_count = vec_len (api_rpaths);
504 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
507 memset (mp, 0, sizeof (*mp));
508 mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS);
509 mp->context = context;
511 mp->table_id = htonl (table_id);
512 mp->address_length = pfx->fp_len;
513 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6,
514 sizeof (pfx->fp_grp_addr.ip6));
515 memcpy (mp->src_address, &pfx->fp_src_addr.ip6,
516 sizeof (pfx->fp_src_addr.ip6));
518 mp->count = htonl (path_count);
520 vec_foreach (api_rpath, api_rpaths)
522 fib_api_path_encode (api_rpath, fp);
526 vl_api_send_msg (reg, (u8 *) mp);
529 typedef struct vl_api_ip6_mfib_dump_ctc_t_
531 fib_node_index_t *entries;
532 } vl_api_ip6_mfib_dump_ctc_t;
535 vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
537 vl_api_ip6_mfib_dump_ctc_t *ctx = arg;
539 vec_add1 (ctx->entries, fei);
545 vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp)
547 vpe_api_main_t *am = &vpe_api_main;
548 vl_api_registration_t *reg;
549 ip6_main_t *im = &ip6_main;
550 mfib_table_t *mfib_table;
551 fib_node_index_t *mfeip;
553 fib_route_path_encode_t *api_rpaths = NULL;
554 vl_api_ip6_mfib_dump_ctc_t ctx = {
558 reg = vl_api_client_index_to_registration (mp->client_index);
564 pool_foreach (mfib_table, im->mfibs,
566 ip6_mfib_table_walk(&mfib_table->v6,
567 vl_api_ip6_mfib_table_dump_walk,
570 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
572 vec_foreach(mfeip, ctx.entries)
574 mfib_entry_get_prefix (*mfeip, &pfx);
575 mfib_entry_encode (*mfeip, &api_rpaths);
576 send_ip6_mfib_details (am, reg,
577 mfib_table->mft_table_id,
581 vec_reset_length (api_rpaths);
582 vec_reset_length (ctx.entries);
587 vec_free (ctx.entries);
588 vec_free (api_rpaths);
592 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
595 vl_api_ip_punt_police_reply_t *rmp;
599 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
601 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
603 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
607 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t * mp,
610 vl_api_ip_punt_redirect_reply_t *rmp;
617 memset (&nh, 0, sizeof (nh));
621 memcpy (&nh.ip6, mp->nh, sizeof (nh.ip6));
623 ip6_punt_redirect_add (ntohl (mp->rx_sw_if_index),
624 ntohl (mp->tx_sw_if_index), &nh);
628 memcpy (&nh.ip4, mp->nh, sizeof (nh.ip4));
630 ip4_punt_redirect_add (ntohl (mp->rx_sw_if_index),
631 ntohl (mp->tx_sw_if_index), &nh);
638 ip6_punt_redirect_del (ntohl (mp->rx_sw_if_index));
642 ip4_punt_redirect_del (ntohl (mp->rx_sw_if_index));
646 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
650 vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp,
653 vl_api_ip_neighbor_add_del_reply_t *rmp;
654 vnet_main_t *vnm = vnet_get_main ();
657 VALIDATE_SW_IF_INDEX (mp);
659 stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ );
662 * there's no validation here of the ND/ARP entry being added.
663 * The expectation is that the FIB will ensure that nothing bad
664 * will come of adding bogus entries.
669 rv = vnet_set_ip6_ethernet_neighbor
670 (vm, ntohl (mp->sw_if_index),
671 (ip6_address_t *) (mp->dst_address),
672 mp->mac_address, sizeof (mp->mac_address), mp->is_static,
675 rv = vnet_unset_ip6_ethernet_neighbor
676 (vm, ntohl (mp->sw_if_index),
677 (ip6_address_t *) (mp->dst_address),
678 mp->mac_address, sizeof (mp->mac_address));
682 ethernet_arp_ip4_over_ethernet_address_t a;
684 clib_memcpy (&a.ethernet, mp->mac_address, 6);
685 clib_memcpy (&a.ip4, mp->dst_address, 4);
688 rv = vnet_arp_set_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index),
693 vnet_arp_unset_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index), &a);
698 BAD_SW_IF_INDEX_LABEL;
699 REPLY_MACRO (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY);
703 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
705 u32 fib_index, mfib_index;
708 * ignore action on the default table - this is always present
709 * and cannot be added nor deleted from the API
714 * The API holds only one lock on the table.
715 * i.e. it can be added many times via the API but needs to be
717 * The FIB index for unicast and multicast is not necessarily the
718 * same, since internal VPP systesm (like LISP and SR) create
719 * their own unicast tables.
721 fib_index = fib_table_find (fproto, table_id);
722 mfib_index = mfib_table_find (fproto, table_id);
726 fib_table_unlock (fib_index, fproto,
727 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
729 if (~0 != mfib_index)
731 mfib_table_unlock (mfib_index, fproto,
732 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
738 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
740 vl_api_ip_table_add_del_reply_t *rmp;
741 fib_protocol_t fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
742 u32 table_id = ntohl (mp->table_id);
747 ip_table_create (fproto, table_id, 1, mp->name);
751 ip_table_delete (fproto, table_id, 1);
754 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
758 add_del_route_t_handler (u8 is_multipath,
766 u32 classify_table_index,
768 u8 is_resolve_attached,
775 const fib_prefix_t * prefix,
776 dpo_proto_t next_hop_proto,
777 const ip46_address_t * next_hop,
779 u32 next_hop_sw_if_index,
780 u8 next_hop_fib_index,
782 u16 next_hop_preference,
783 mpls_label_t next_hop_via_label,
784 fib_mpls_label_t * next_hop_out_label_stack)
786 vnet_classify_main_t *cm = &vnet_classify_main;
787 fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE;
788 fib_route_path_t path = {
789 .frp_proto = next_hop_proto,
790 .frp_addr = (NULL == next_hop ? zero_addr : *next_hop),
791 .frp_sw_if_index = next_hop_sw_if_index,
792 .frp_fib_index = next_hop_fib_index,
793 .frp_weight = next_hop_weight,
794 .frp_preference = next_hop_preference,
795 .frp_label_stack = next_hop_out_label_stack,
797 fib_route_path_t *paths = NULL;
798 fib_entry_flag_t entry_flags = FIB_ENTRY_FLAG_NONE;
801 * the special INVALID label meams we are not recursing via a
802 * label. Exp-null value is never a valid via-label so that
803 * also means it's not a via-label and means clients that set
804 * it to 0 by default get the expected behaviour
806 if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label))
808 path.frp_proto = DPO_PROTO_MPLS;
809 path.frp_local_label = next_hop_via_label;
810 path.frp_eos = MPLS_NON_EOS;
813 path_flags |= FIB_ROUTE_PATH_DVR;
815 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
816 if (is_resolve_attached)
817 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
819 path_flags |= FIB_ROUTE_PATH_INTF_RX;
821 path_flags |= FIB_ROUTE_PATH_RPF_ID;
822 if (is_source_lookup)
823 path_flags |= FIB_ROUTE_PATH_SOURCE_LOOKUP;
825 entry_flags |= FIB_ENTRY_FLAG_MULTICAST;
828 path_flags |= FIB_ROUTE_PATH_UDP_ENCAP;
829 path.frp_udp_encap_id = next_hop_id;
831 if (path.frp_sw_if_index == ~0 && ip46_address_is_zero (&path.frp_addr)
832 && path.frp_fib_index != ~0)
834 path_flags |= FIB_ROUTE_PATH_DEAG;
837 path.frp_flags = path_flags;
841 stats_dslock_with_hint (1 /* release hint */ , 10 /* tag */ );
844 vec_add1 (paths, path);
847 fib_table_entry_path_add2 (fib_index,
849 FIB_SOURCE_API, entry_flags, paths);
851 fib_table_entry_path_remove2 (fib_index,
852 prefix, FIB_SOURCE_API, paths);
859 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
861 if (is_drop || is_local || is_classify || is_unreach || is_prohibit)
864 * special route types that link directly to the adj
868 dpo_id_t dpo = DPO_INVALID;
871 dproto = fib_proto_to_dpo (prefix->fp_proto);
874 ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo);
876 receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo);
878 ip_null_dpo_add_and_lock (dproto,
879 IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo);
880 else if (is_prohibit)
881 ip_null_dpo_add_and_lock (dproto,
882 IP_NULL_ACTION_SEND_ICMP_PROHIBIT,
884 else if (is_classify)
886 if (pool_is_free_index (cm->tables,
887 ntohl (classify_table_index)))
890 return VNET_API_ERROR_NO_SUCH_TABLE;
893 dpo_set (&dpo, DPO_CLASSIFY, dproto,
894 classify_dpo_create (dproto,
895 ntohl (classify_table_index)));
900 return VNET_API_ERROR_NO_SUCH_TABLE;
903 fib_table_entry_special_dpo_update (fib_index,
906 FIB_ENTRY_FLAG_EXCLUSIVE, &dpo);
911 fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API);
918 vec_add1 (paths, path);
919 fib_table_entry_update (fib_index,
920 prefix, FIB_SOURCE_API, entry_flags, paths);
925 fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API);
934 add_del_route_check (fib_protocol_t table_proto,
936 u32 next_hop_sw_if_index,
937 dpo_proto_t next_hop_table_proto,
938 u32 next_hop_table_id,
939 u8 is_rpf_id, u32 * fib_index, u32 * next_hop_fib_index)
941 vnet_main_t *vnm = vnet_get_main ();
943 *fib_index = fib_table_find (table_proto, ntohl (table_id));
944 if (~0 == *fib_index)
946 /* No such VRF, and we weren't asked to create one */
947 return VNET_API_ERROR_NO_SUCH_FIB;
950 if (!is_rpf_id && ~0 != ntohl (next_hop_sw_if_index))
952 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
953 ntohl (next_hop_sw_if_index)))
955 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
960 fib_protocol_t fib_nh_proto;
962 if (next_hop_table_proto > DPO_PROTO_MPLS)
965 fib_nh_proto = dpo_proto_to_fib (next_hop_table_proto);
968 *next_hop_fib_index = mfib_table_find (fib_nh_proto,
969 ntohl (next_hop_table_id));
971 *next_hop_fib_index = fib_table_find (fib_nh_proto,
972 ntohl (next_hop_table_id));
974 if (~0 == *next_hop_fib_index)
976 /* No such VRF, and we weren't asked to create one */
977 return VNET_API_ERROR_NO_SUCH_FIB;
985 ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
987 u32 fib_index, next_hop_fib_index;
988 fib_mpls_label_t *label_stack = NULL;
989 int rv, ii, n_labels;;
991 rv = add_del_route_check (FIB_PROTOCOL_IP4,
993 mp->next_hop_sw_if_index,
995 mp->next_hop_table_id,
996 0, &fib_index, &next_hop_fib_index);
1001 fib_prefix_t pfx = {
1002 .fp_len = mp->dst_address_length,
1003 .fp_proto = FIB_PROTOCOL_IP4,
1005 clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4));
1008 memset (&nh, 0, sizeof (nh));
1009 memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4));
1011 n_labels = mp->next_hop_n_out_labels;
1016 vec_validate (label_stack, n_labels - 1);
1017 for (ii = 0; ii < n_labels; ii++)
1019 label_stack[ii].fml_value =
1020 ntohl (mp->next_hop_out_label_stack[ii].label);
1021 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1022 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1023 label_stack[ii].fml_mode =
1024 (mp->next_hop_out_label_stack[ii].is_uniform ?
1025 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1029 return (add_del_route_t_handler (mp->is_multipath,
1036 mp->classify_table_index,
1037 mp->is_resolve_host,
1038 mp->is_resolve_attached, 0, 0,
1040 mp->is_source_lookup,
1042 fib_index, &pfx, DPO_PROTO_IP4,
1044 ntohl (mp->next_hop_id),
1045 ntohl (mp->next_hop_sw_if_index),
1047 mp->next_hop_weight,
1048 mp->next_hop_preference,
1049 ntohl (mp->next_hop_via_label),
1054 ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1056 fib_mpls_label_t *label_stack = NULL;
1057 u32 fib_index, next_hop_fib_index;
1058 int rv, ii, n_labels;;
1060 rv = add_del_route_check (FIB_PROTOCOL_IP6,
1062 mp->next_hop_sw_if_index,
1064 mp->next_hop_table_id,
1065 0, &fib_index, &next_hop_fib_index);
1070 fib_prefix_t pfx = {
1071 .fp_len = mp->dst_address_length,
1072 .fp_proto = FIB_PROTOCOL_IP6,
1074 clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6));
1077 memset (&nh, 0, sizeof (nh));
1078 memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6));
1080 n_labels = mp->next_hop_n_out_labels;
1085 vec_validate (label_stack, n_labels - 1);
1086 for (ii = 0; ii < n_labels; ii++)
1088 label_stack[ii].fml_value =
1089 ntohl (mp->next_hop_out_label_stack[ii].label);
1090 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1091 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1092 label_stack[ii].fml_mode =
1093 (mp->next_hop_out_label_stack[ii].is_uniform ?
1094 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1098 return (add_del_route_t_handler (mp->is_multipath,
1105 mp->classify_table_index,
1106 mp->is_resolve_host,
1107 mp->is_resolve_attached, 0, 0,
1109 mp->is_source_lookup,
1111 fib_index, &pfx, DPO_PROTO_IP6,
1112 &nh, ntohl (mp->next_hop_id),
1113 ntohl (mp->next_hop_sw_if_index),
1115 mp->next_hop_weight,
1116 mp->next_hop_preference,
1117 ntohl (mp->next_hop_via_label),
1122 vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1124 vl_api_ip_add_del_route_reply_t *rmp;
1126 vnet_main_t *vnm = vnet_get_main ();
1131 rv = ip6_add_del_route_t_handler (mp);
1133 rv = ip4_add_del_route_t_handler (mp);
1135 rv = (rv == 0) ? vnm->api_errno : rv;
1137 REPLY_MACRO (VL_API_IP_ADD_DEL_ROUTE_REPLY);
1141 ip_table_create (fib_protocol_t fproto,
1142 u32 table_id, u8 is_api, const u8 * name)
1144 u32 fib_index, mfib_index;
1147 * ignore action on the default table - this is always present
1148 * and cannot be added nor deleted from the API
1153 * The API holds only one lock on the table.
1154 * i.e. it can be added many times via the API but needs to be
1155 * deleted only once.
1156 * The FIB index for unicast and multicast is not necessarily the
1157 * same, since internal VPP systesm (like LISP and SR) create
1158 * their own unicast tables.
1160 fib_index = fib_table_find (fproto, table_id);
1161 mfib_index = mfib_table_find (fproto, table_id);
1163 if (~0 == fib_index)
1165 fib_table_find_or_create_and_lock_w_name (fproto, table_id,
1168 FIB_SOURCE_CLI), name);
1170 if (~0 == mfib_index)
1172 mfib_table_find_or_create_and_lock_w_name (fproto, table_id,
1175 MFIB_SOURCE_CLI), name);
1181 add_del_mroute_check (fib_protocol_t table_proto,
1183 u32 next_hop_sw_if_index, u8 is_local, u32 * fib_index)
1185 vnet_main_t *vnm = vnet_get_main ();
1187 *fib_index = mfib_table_find (table_proto, ntohl (table_id));
1188 if (~0 == *fib_index)
1191 return VNET_API_ERROR_NO_SUCH_FIB;
1194 if (~0 != ntohl (next_hop_sw_if_index))
1196 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1197 ntohl (next_hop_sw_if_index)))
1199 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1207 mroute_add_del_handler (u8 is_add,
1210 const mfib_prefix_t * prefix,
1211 dpo_proto_t nh_proto,
1213 fib_rpf_id_t rpf_id,
1214 u32 next_hop_sw_if_index,
1215 ip46_address_t * nh, u32 itf_flags, u32 bier_imp)
1217 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
1219 fib_route_path_t path = {
1220 .frp_sw_if_index = next_hop_sw_if_index,
1221 .frp_proto = nh_proto,
1226 path.frp_flags |= FIB_ROUTE_PATH_LOCAL;
1228 if (DPO_PROTO_BIER == nh_proto)
1230 path.frp_bier_imp = bier_imp;
1231 path.frp_flags = FIB_ROUTE_PATH_BIER_IMP;
1233 else if (!is_local && ~0 == next_hop_sw_if_index)
1235 mfib_table_entry_update (fib_index, prefix,
1236 MFIB_SOURCE_API, rpf_id, entry_flags);
1242 mfib_table_entry_path_update (fib_index, prefix,
1243 MFIB_SOURCE_API, &path, itf_flags);
1247 mfib_table_entry_path_remove (fib_index, prefix,
1248 MFIB_SOURCE_API, &path);
1257 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1259 fib_protocol_t fproto;
1260 dpo_proto_t nh_proto;
1265 nh_proto = mp->next_hop_afi;
1266 fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1267 rv = add_del_mroute_check (fproto,
1269 mp->next_hop_sw_if_index,
1270 mp->is_local, &fib_index);
1275 mfib_prefix_t pfx = {
1276 .fp_len = ntohs (mp->grp_address_length),
1280 if (FIB_PROTOCOL_IP4 == fproto)
1282 clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address,
1283 sizeof (pfx.fp_grp_addr.ip4));
1284 clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address,
1285 sizeof (pfx.fp_src_addr.ip4));
1286 memset (&nh.ip6, 0, sizeof (nh.ip6));
1287 clib_memcpy (&nh.ip4, mp->nh_address, sizeof (nh.ip4));
1291 clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address,
1292 sizeof (pfx.fp_grp_addr.ip6));
1293 clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address,
1294 sizeof (pfx.fp_src_addr.ip6));
1295 clib_memcpy (&nh.ip6, mp->nh_address, sizeof (nh.ip6));
1298 return (mroute_add_del_handler (mp->is_add,
1302 ntohl (mp->entry_flags),
1304 ntohl (mp->next_hop_sw_if_index),
1306 ntohl (mp->itf_flags),
1307 ntohl (mp->bier_imp)));
1311 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1313 vl_api_ip_mroute_add_del_reply_t *rmp;
1315 vnet_main_t *vnm = vnet_get_main ();
1319 rv = api_mroute_add_del_t_handler (mp);
1321 rv = (rv == 0) ? vnm->api_errno : rv;
1323 REPLY_MACRO (VL_API_IP_MROUTE_ADD_DEL_REPLY);
1327 send_ip_details (vpe_api_main_t * am,
1328 vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6,
1331 vl_api_ip_details_t *mp;
1333 mp = vl_msg_api_alloc (sizeof (*mp));
1334 memset (mp, 0, sizeof (*mp));
1335 mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS);
1337 mp->sw_if_index = ntohl (sw_if_index);
1338 mp->is_ipv6 = is_ipv6;
1339 mp->context = context;
1341 vl_api_send_msg (reg, (u8 *) mp);
1345 send_ip_address_details (vpe_api_main_t * am,
1346 vl_api_registration_t * reg,
1347 u8 * ip, u16 prefix_length,
1348 u32 sw_if_index, u8 is_ipv6, u32 context)
1350 vl_api_ip_address_details_t *mp;
1352 mp = vl_msg_api_alloc (sizeof (*mp));
1353 memset (mp, 0, sizeof (*mp));
1354 mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS);
1358 clib_memcpy (&mp->ip, ip, sizeof (mp->ip));
1362 u32 *tp = (u32 *) mp->ip;
1365 mp->prefix_length = prefix_length;
1366 mp->context = context;
1367 mp->sw_if_index = htonl (sw_if_index);
1368 mp->is_ipv6 = is_ipv6;
1370 vl_api_send_msg (reg, (u8 *) mp);
1374 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1376 vpe_api_main_t *am = &vpe_api_main;
1377 vl_api_registration_t *reg;
1380 ip6_main_t *im6 = &ip6_main;
1381 ip4_main_t *im4 = &ip4_main;
1382 ip_lookup_main_t *lm6 = &im6->lookup_main;
1383 ip_lookup_main_t *lm4 = &im4->lookup_main;
1384 ip_interface_address_t *ia = 0;
1385 u32 sw_if_index = ~0;
1386 int rv __attribute__ ((unused)) = 0;
1388 VALIDATE_SW_IF_INDEX (mp);
1390 sw_if_index = ntohl (mp->sw_if_index);
1392 reg = vl_api_client_index_to_registration (mp->client_index);
1399 /* Do not send subnet details of the IP-interface for
1400 * unnumbered interfaces. otherwise listening clients
1401 * will be confused that the subnet is applied on more
1402 * than one interface */
1403 foreach_ip_interface_address (lm6, ia, sw_if_index, 0,
1405 r6 = ip_interface_address_get_address (lm6, ia);
1406 u16 prefix_length = ia->address_length;
1407 send_ip_address_details(am, reg, (u8*)r6, prefix_length,
1408 sw_if_index, 1, mp->context);
1415 foreach_ip_interface_address (lm4, ia, sw_if_index, 0,
1417 r4 = ip_interface_address_get_address (lm4, ia);
1418 u16 prefix_length = ia->address_length;
1419 send_ip_address_details(am, reg, (u8*)r4, prefix_length,
1420 sw_if_index, 0, mp->context);
1424 BAD_SW_IF_INDEX_LABEL;
1428 send_ip_unnumbered_details (vpe_api_main_t * am,
1429 vl_api_registration_t * reg,
1430 u32 sw_if_index, u32 ip_sw_if_index, u32 context)
1432 vl_api_ip_unnumbered_details_t *mp;
1434 mp = vl_msg_api_alloc (sizeof (*mp));
1435 memset (mp, 0, sizeof (*mp));
1436 mp->_vl_msg_id = ntohs (VL_API_IP_UNNUMBERED_DETAILS);
1438 mp->context = context;
1439 mp->sw_if_index = htonl (sw_if_index);
1440 mp->ip_sw_if_index = htonl (ip_sw_if_index);
1442 vl_api_send_msg (reg, (u8 *) mp);
1446 vl_api_ip_unnumbered_dump_t_handler (vl_api_ip_unnumbered_dump_t * mp)
1448 vnet_main_t *vnm = vnet_get_main ();
1449 vnet_interface_main_t *im = &vnm->interface_main;
1450 int rv __attribute__ ((unused)) = 0;
1451 vpe_api_main_t *am = &vpe_api_main;
1452 vl_api_registration_t *reg;
1453 vnet_sw_interface_t *si;
1456 sw_if_index = ntohl (mp->sw_if_index);
1458 reg = vl_api_client_index_to_registration (mp->client_index);
1462 if (~0 != sw_if_index)
1464 VALIDATE_SW_IF_INDEX (mp);
1466 si = vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
1468 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1470 send_ip_unnumbered_details (am, reg,
1472 si->unnumbered_sw_if_index,
1479 pool_foreach (si, im->sw_interfaces,
1481 if ((si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1483 send_ip_unnumbered_details(am, reg,
1485 si->unnumbered_sw_if_index,
1492 BAD_SW_IF_INDEX_LABEL;
1496 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1498 vpe_api_main_t *am = &vpe_api_main;
1499 vnet_main_t *vnm = vnet_get_main ();
1500 vlib_main_t *vm = vlib_get_main ();
1501 vnet_interface_main_t *im = &vnm->interface_main;
1502 vl_api_registration_t *reg;
1503 vnet_sw_interface_t *si, *sorted_sis;
1504 u32 sw_if_index = ~0;
1506 reg = vl_api_client_index_to_registration (mp->client_index);
1510 /* Gather interfaces. */
1511 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1512 _vec_len (sorted_sis) = 0;
1514 pool_foreach (si, im->sw_interfaces,
1516 vec_add1 (sorted_sis, si[0]);
1520 vec_foreach (si, sorted_sis)
1522 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1524 if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index))
1528 sw_if_index = si->sw_if_index;
1529 send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context);
1535 set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1537 vl_api_set_ip_flow_hash_reply_t *rmp;
1540 flow_hash_config_t flow_hash_config = 0;
1542 table_id = ntohl (mp->vrf_id);
1544 #define _(a,b) if (mp->a) flow_hash_config |= b;
1545 foreach_flow_hash_bit;
1548 rv = vnet_set_ip6_flow_hash (table_id, flow_hash_config);
1550 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1554 set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1556 vl_api_set_ip_flow_hash_reply_t *rmp;
1559 flow_hash_config_t flow_hash_config = 0;
1561 table_id = ntohl (mp->vrf_id);
1563 #define _(a,b) if (mp->a) flow_hash_config |= b;
1564 foreach_flow_hash_bit;
1567 rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config);
1569 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1574 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp)
1576 if (mp->is_ipv6 == 0)
1577 set_ip4_flow_hash (mp);
1579 set_ip6_flow_hash (mp);
1583 vl_api_sw_interface_ip6nd_ra_config_t_handler
1584 (vl_api_sw_interface_ip6nd_ra_config_t * mp)
1586 vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp;
1587 vlib_main_t *vm = vlib_get_main ();
1589 u8 is_no, suppress, managed, other, ll_option, send_unicast, cease,
1592 is_no = mp->is_no == 1;
1593 suppress = mp->suppress == 1;
1594 managed = mp->managed == 1;
1595 other = mp->other == 1;
1596 ll_option = mp->ll_option == 1;
1597 send_unicast = mp->send_unicast == 1;
1598 cease = mp->cease == 1;
1599 default_router = mp->default_router == 1;
1601 VALIDATE_SW_IF_INDEX (mp);
1603 rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index),
1604 suppress, managed, other,
1605 ll_option, send_unicast, cease,
1606 default_router, ntohl (mp->lifetime),
1607 ntohl (mp->initial_count),
1608 ntohl (mp->initial_interval),
1609 ntohl (mp->max_interval),
1610 ntohl (mp->min_interval), is_no);
1612 BAD_SW_IF_INDEX_LABEL;
1614 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY);
1618 vl_api_sw_interface_ip6nd_ra_prefix_t_handler
1619 (vl_api_sw_interface_ip6nd_ra_prefix_t * mp)
1621 vlib_main_t *vm = vlib_get_main ();
1622 vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp;
1624 u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink;
1626 VALIDATE_SW_IF_INDEX (mp);
1628 is_no = mp->is_no == 1;
1629 use_default = mp->use_default == 1;
1630 no_advertise = mp->no_advertise == 1;
1631 off_link = mp->off_link == 1;
1632 no_autoconfig = mp->no_autoconfig == 1;
1633 no_onlink = mp->no_onlink == 1;
1635 rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index),
1636 (ip6_address_t *) mp->address,
1637 mp->address_length, use_default,
1638 ntohl (mp->val_lifetime),
1639 ntohl (mp->pref_lifetime), no_advertise,
1640 off_link, no_autoconfig, no_onlink, is_no);
1642 BAD_SW_IF_INDEX_LABEL;
1643 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY);
1647 send_ip6nd_proxy_details (vl_api_registration_t * reg,
1649 const ip46_address_t * addr, u32 sw_if_index)
1651 vl_api_ip6nd_proxy_details_t *mp;
1653 mp = vl_msg_api_alloc (sizeof (*mp));
1654 memset (mp, 0, sizeof (*mp));
1655 mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS);
1656 mp->context = context;
1657 mp->sw_if_index = htonl (sw_if_index);
1658 memcpy (mp->address, addr, 16);
1660 vl_api_send_msg (reg, (u8 *) mp);
1663 typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_
1666 } api_ip6nd_proxy_fib_table_walk_ctx_t;
1668 static fib_table_walk_rc_t
1669 api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg)
1671 api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg;
1673 if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY))
1675 vec_add1 (ctx->indices, fei);
1678 return (FIB_TABLE_WALK_CONTINUE);
1682 vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp)
1684 ip6_main_t *im6 = &ip6_main;
1685 fib_table_t *fib_table;
1686 api_ip6nd_proxy_fib_table_walk_ctx_t ctx = {
1689 fib_node_index_t *feip;
1691 vl_api_registration_t *reg;
1693 reg = vl_api_client_index_to_registration (mp->client_index);
1698 pool_foreach (fib_table, im6->fibs,
1700 fib_table_walk(fib_table->ft_index,
1702 api_ip6nd_proxy_fib_table_walk,
1707 vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort);
1709 vec_foreach (feip, ctx.indices)
1711 fib_entry_get_prefix (*feip, &pfx);
1713 send_ip6nd_proxy_details (reg,
1716 fib_entry_get_resolving_interface (*feip));
1719 vec_free (ctx.indices);
1723 vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp)
1725 vl_api_ip6nd_proxy_add_del_reply_t *rmp;
1728 VALIDATE_SW_IF_INDEX (mp);
1730 rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index),
1731 (ip6_address_t *) mp->address, mp->is_del);
1733 BAD_SW_IF_INDEX_LABEL;
1734 REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY);
1738 vl_api_ip6nd_send_router_solicitation_t_handler
1739 (vl_api_ip6nd_send_router_solicitation_t * mp)
1741 vl_api_ip6nd_send_router_solicitation_reply_t *rmp;
1742 icmp6_send_router_solicitation_params_t params;
1743 vlib_main_t *vm = vlib_get_main ();
1746 VALIDATE_SW_IF_INDEX (mp);
1748 BAD_SW_IF_INDEX_LABEL;
1749 REPLY_MACRO (VL_API_IP6ND_SEND_ROUTER_SOLICITATION_REPLY);
1754 params.irt = ntohl (mp->irt);
1755 params.mrt = ntohl (mp->mrt);
1756 params.mrc = ntohl (mp->mrc);
1757 params.mrd = ntohl (mp->mrd);
1759 icmp6_send_router_solicitation (vm, ntohl (mp->sw_if_index), mp->stop,
1764 vl_api_sw_interface_ip6_enable_disable_t_handler
1765 (vl_api_sw_interface_ip6_enable_disable_t * mp)
1767 vlib_main_t *vm = vlib_get_main ();
1768 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
1769 vnet_main_t *vnm = vnet_get_main ();
1771 clib_error_t *error;
1775 VALIDATE_SW_IF_INDEX (mp);
1778 (mp->enable == 1) ? enable_ip6_interface (vm,
1779 ntohl (mp->sw_if_index)) :
1780 disable_ip6_interface (vm, ntohl (mp->sw_if_index));
1784 clib_error_report (error);
1785 rv = VNET_API_ERROR_UNSPECIFIED;
1789 rv = vnm->api_errno;
1792 BAD_SW_IF_INDEX_LABEL;
1794 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
1798 vl_api_sw_interface_ip6_set_link_local_address_t_handler
1799 (vl_api_sw_interface_ip6_set_link_local_address_t * mp)
1801 vlib_main_t *vm = vlib_get_main ();
1802 vl_api_sw_interface_ip6_set_link_local_address_reply_t *rmp;
1804 clib_error_t *error;
1805 vnet_main_t *vnm = vnet_get_main ();
1809 VALIDATE_SW_IF_INDEX (mp);
1811 error = set_ip6_link_local_address (vm,
1812 ntohl (mp->sw_if_index),
1813 (ip6_address_t *) mp->address);
1816 clib_error_report (error);
1817 rv = VNET_API_ERROR_UNSPECIFIED;
1821 rv = vnm->api_errno;
1824 BAD_SW_IF_INDEX_LABEL;
1826 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY);
1830 vl_mfib_signal_send_one (vl_api_registration_t * reg,
1831 u32 context, const mfib_signal_t * mfs)
1833 vl_api_mfib_signal_details_t *mp;
1834 mfib_prefix_t prefix;
1838 mp = vl_msg_api_alloc (sizeof (*mp));
1840 memset (mp, 0, sizeof (*mp));
1841 mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS);
1842 mp->context = context;
1844 mfi = mfib_itf_get (mfs->mfs_itf);
1845 mfib_entry_get_prefix (mfs->mfs_entry, &prefix);
1846 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1848 mp->table_id = ntohl (mfib->mft_table_id);
1849 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1851 if (FIB_PROTOCOL_IP4 == prefix.fp_proto)
1853 mp->grp_address_len = ntohs (prefix.fp_len);
1855 memcpy (mp->grp_address, &prefix.fp_grp_addr.ip4, 4);
1856 if (prefix.fp_len > 32)
1858 memcpy (mp->src_address, &prefix.fp_src_addr.ip4, 4);
1863 mp->grp_address_len = ntohs (prefix.fp_len);
1868 if (0 != mfs->mfs_buffer_len)
1870 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1872 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1876 mp->ip_packet_len = 0;
1879 vl_api_send_msg (reg, (u8 *) mp);
1883 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1885 vl_api_registration_t *reg;
1887 reg = vl_api_client_index_to_registration (mp->client_index);
1891 while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context))
1896 vl_api_ip_container_proxy_add_del_t_handler
1897 (vl_api_ip_container_proxy_add_del_t * mp)
1899 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1900 vnet_ip_container_proxy_args_t args;
1902 clib_error_t *error;
1904 memset (&args, 0, sizeof (args));
1905 ip_set (&args.prefix.fp_addr, mp->ip, mp->is_ip4);
1906 args.prefix.fp_len = mp->plen ? mp->plen : (mp->is_ip4 ? 32 : 128);
1907 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1908 args.is_add = mp->is_add;
1909 if ((error = vnet_ip_container_proxy_add_del (&args)))
1911 rv = clib_error_get_code (error);
1912 clib_error_report (error);
1915 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1919 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
1922 vl_api_ioam_enable_reply_t *rmp;
1923 clib_error_t *error;
1925 /* Ignoring the profile id as currently a single profile
1927 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
1928 mp->seqno, mp->analyse);
1931 clib_error_report (error);
1932 rv = clib_error_get_code (error);
1935 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
1939 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
1942 vl_api_ioam_disable_reply_t *rmp;
1943 clib_error_t *error;
1945 error = clear_ioam_rewrite_fn ();
1948 clib_error_report (error);
1949 rv = clib_error_get_code (error);
1952 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
1956 vl_api_ip_source_and_port_range_check_add_del_t_handler
1957 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
1959 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
1962 u8 is_ipv6 = mp->is_ipv6;
1963 u8 is_add = mp->is_add;
1964 u8 mask_length = mp->mask_length;
1965 ip4_address_t ip4_addr;
1966 ip6_address_t ip6_addr;
1968 u16 *high_ports = 0;
1970 u16 tmp_low, tmp_high;
1974 // Validate port range
1975 num_ranges = mp->number_of_ranges;
1976 if (num_ranges > 32)
1977 { // This is size of array in VPE.API
1978 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
1982 vec_reset_length (low_ports);
1983 vec_reset_length (high_ports);
1985 for (i = 0; i < num_ranges; i++)
1987 tmp_low = mp->low_ports[i];
1988 tmp_high = mp->high_ports[i];
1989 // If tmp_low <= tmp_high then only need to check tmp_low = 0
1990 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
1991 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
1993 rv = VNET_API_ERROR_INVALID_VALUE;
1996 vec_add1 (low_ports, tmp_low);
1997 vec_add1 (high_ports, tmp_high + 1);
2000 // Validate mask_length
2001 if ((is_ipv6 && mask_length > 128) || (!is_ipv6 && mask_length > 32))
2003 rv = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH;
2007 vrf_id = ntohl (mp->vrf_id);
2011 rv = VNET_API_ERROR_INVALID_VALUE;
2018 clib_memcpy (ip6_addr.as_u8, mp->address, sizeof (ip6_addr.as_u8));
2019 rv = ip6_source_and_port_range_check_add_del (&ip6_addr,
2023 high_ports, is_add);
2027 clib_memcpy (ip4_addr.data, mp->address, sizeof (ip4_addr));
2028 rv = ip4_source_and_port_range_check_add_del (&ip4_addr,
2032 high_ports, is_add);
2036 vec_free (low_ports);
2037 vec_free (high_ports);
2038 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
2042 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
2043 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
2045 vlib_main_t *vm = vlib_get_main ();
2046 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
2047 ip4_main_t *im = &ip4_main;
2050 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2051 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2055 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
2056 ntohl (mp->tcp_out_vrf_id);
2057 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
2058 ntohl (mp->udp_out_vrf_id);
2059 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
2060 ntohl (mp->tcp_in_vrf_id);
2061 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
2062 ntohl (mp->udp_in_vrf_id);
2065 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
2067 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
2069 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
2073 rv = VNET_API_ERROR_INVALID_VALUE;
2077 fib_index[i] = p[0];
2082 sw_if_index = ntohl (mp->sw_if_index);
2084 VALIDATE_SW_IF_INDEX (mp);
2087 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
2090 BAD_SW_IF_INDEX_LABEL;
2093 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
2096 #define IP4_ARP_EVENT 3
2097 #define IP6_ND_EVENT 4
2099 static int arp_change_delete_callback (u32 pool_index, u8 * notused);
2100 static int nd_change_delete_callback (u32 pool_index, u8 * notused);
2101 static vlib_node_registration_t ip_resolver_process_node;
2104 handle_ip4_arp_event (u32 pool_index)
2106 vpe_api_main_t *vam = &vpe_api_main;
2107 vnet_main_t *vnm = vam->vnet_main;
2108 vlib_main_t *vm = vam->vlib_main;
2109 vl_api_ip4_arp_event_t *event;
2110 vl_api_ip4_arp_event_t *mp;
2111 vl_api_registration_t *reg;
2113 /* Client can cancel, die, etc. */
2114 if (pool_is_free_index (vam->arp_events, pool_index))
2117 event = pool_elt_at_index (vam->arp_events, pool_index);
2119 reg = vl_api_client_index_to_registration (event->client_index);
2122 (void) vnet_add_del_ip4_arp_change_event
2123 (vnm, arp_change_delete_callback,
2124 event->pid, &event->address,
2125 ip_resolver_process_node.index, IP4_ARP_EVENT,
2126 ~0 /* pool index, notused */ , 0 /* is_add */ );
2130 if (vl_api_can_send_msg (reg))
2132 mp = vl_msg_api_alloc (sizeof (*mp));
2133 clib_memcpy (mp, event, sizeof (*mp));
2134 vl_api_send_msg (reg, (u8 *) mp);
2138 static f64 last_time;
2140 * Throttle syslog msgs.
2141 * It's pretty tempting to just revoke the registration...
2143 if (vlib_time_now (vm) > last_time + 10.0)
2145 clib_warning ("arp event for %U to pid %d: queue stuffed!",
2146 format_ip4_address, &event->address, event->pid);
2147 last_time = vlib_time_now (vm);
2153 handle_ip6_nd_event (u32 pool_index)
2155 vpe_api_main_t *vam = &vpe_api_main;
2156 vnet_main_t *vnm = vam->vnet_main;
2157 vlib_main_t *vm = vam->vlib_main;
2158 vl_api_ip6_nd_event_t *event;
2159 vl_api_ip6_nd_event_t *mp;
2160 vl_api_registration_t *reg;
2162 /* Client can cancel, die, etc. */
2163 if (pool_is_free_index (vam->nd_events, pool_index))
2166 event = pool_elt_at_index (vam->nd_events, pool_index);
2168 reg = vl_api_client_index_to_registration (event->client_index);
2171 (void) vnet_add_del_ip6_nd_change_event
2172 (vnm, nd_change_delete_callback,
2173 event->pid, &event->address,
2174 ip_resolver_process_node.index, IP6_ND_EVENT,
2175 ~0 /* pool index, notused */ , 0 /* is_add */ );
2179 if (vl_api_can_send_msg (reg))
2181 mp = vl_msg_api_alloc (sizeof (*mp));
2182 clib_memcpy (mp, event, sizeof (*mp));
2183 vl_api_send_msg (reg, (u8 *) mp);
2187 static f64 last_time;
2189 * Throttle syslog msgs.
2190 * It's pretty tempting to just revoke the registration...
2192 if (vlib_time_now (vm) > last_time + 10.0)
2194 clib_warning ("ip6 nd event for %U to pid %d: queue stuffed!",
2195 format_ip6_address, &event->address, event->pid);
2196 last_time = vlib_time_now (vm);
2202 resolver_process (vlib_main_t * vm,
2203 vlib_node_runtime_t * rt, vlib_frame_t * f)
2205 volatile f64 timeout = 100.0;
2206 volatile uword *event_data = 0;
2210 vlib_process_wait_for_event_or_clock (vm, timeout);
2213 vlib_process_get_events (vm, (uword **) & event_data);
2219 for (i = 0; i < vec_len (event_data); i++)
2220 handle_ip4_arp_event (event_data[i]);
2224 for (i = 0; i < vec_len (event_data); i++)
2225 handle_ip6_nd_event (event_data[i]);
2228 case ~0: /* timeout */
2232 vec_reset_length (event_data);
2234 return 0; /* or not */
2238 VLIB_REGISTER_NODE (ip_resolver_process_node,static) = {
2239 .function = resolver_process,
2240 .type = VLIB_NODE_TYPE_PROCESS,
2241 .name = "ip-route-resolver-process",
2246 nd_change_data_callback (u32 pool_index, u8 * new_mac,
2247 u32 sw_if_index, ip6_address_t * address)
2249 vpe_api_main_t *am = &vpe_api_main;
2250 vl_api_ip6_nd_event_t *event;
2252 if (pool_is_free_index (am->nd_events, pool_index))
2255 event = pool_elt_at_index (am->nd_events, pool_index);
2256 if (eth_mac_equal (event->new_mac, new_mac) &&
2257 sw_if_index == ntohl (event->sw_if_index))
2262 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2263 event->sw_if_index = htonl (sw_if_index);
2268 arp_change_delete_callback (u32 pool_index, u8 * notused)
2270 vpe_api_main_t *am = &vpe_api_main;
2272 if (pool_is_free_index (am->arp_events, pool_index))
2275 pool_put_index (am->arp_events, pool_index);
2280 nd_change_delete_callback (u32 pool_index, u8 * notused)
2282 vpe_api_main_t *am = &vpe_api_main;
2284 if (pool_is_free_index (am->nd_events, pool_index))
2287 pool_put_index (am->nd_events, pool_index);
2291 static vlib_node_registration_t wc_arp_process_node;
2294 { WC_ARP_REPORT, WC_ND_REPORT, RA_REPORT, REPORT_MAX };
2297 wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
2299 /* These cross the longjmp boundry (vlib_process_wait_for_event)
2300 * and need to be volatile - to prevent them from being optimized into
2301 * a register - which could change during suspension */
2303 volatile wc_arp_report_t arp_prev = { 0 };
2304 volatile wc_nd_report_t nd_prev = { 0 };
2305 volatile f64 last_arp = vlib_time_now (vm);
2306 volatile f64 last_nd = vlib_time_now (vm);
2310 vlib_process_wait_for_event (vm);
2311 uword event_type = WC_ARP_REPORT;
2312 void *event_data = vlib_process_get_event_data (vm, &event_type);
2314 f64 now = vlib_time_now (vm);
2316 if (event_type == WC_ARP_REPORT)
2318 wc_arp_report_t *arp_events = event_data;
2319 for (i = 0; i < vec_len (arp_events); i++)
2321 /* discard dup event */
2322 if (arp_prev.ip4 == arp_events[i].ip4 &&
2323 eth_mac_equal ((u8 *) arp_prev.mac, arp_events[i].mac) &&
2324 arp_prev.sw_if_index == arp_events[i].sw_if_index &&
2325 (now - last_arp) < 10.0)
2329 arp_prev = arp_events[i];
2331 vpe_client_registration_t *reg;
2333 pool_foreach(reg, vpe_api_main.wc_ip4_arp_events_registrations,
2335 vl_api_registration_t *vl_reg;
2336 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2337 ASSERT (vl_reg != NULL);
2338 if (reg && vl_api_can_send_msg (vl_reg))
2340 vl_api_ip4_arp_event_t * event = vl_msg_api_alloc (sizeof *event);
2341 memset (event, 0, sizeof *event);
2342 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2343 event->client_index = reg->client_index;
2344 event->pid = reg->client_pid;
2346 event->address = arp_events[i].ip4;
2347 event->sw_if_index = htonl(arp_events[i].sw_if_index);
2348 memcpy(event->new_mac, arp_events[i].mac, sizeof event->new_mac);
2349 vl_api_send_msg (vl_reg, (u8 *) event);
2355 else if (event_type == WC_ND_REPORT)
2357 wc_nd_report_t *nd_events = event_data;
2358 for (i = 0; i < vec_len (nd_events); i++)
2360 /* discard dup event */
2361 if (ip6_address_is_equal
2362 ((ip6_address_t *) & nd_prev.ip6, &nd_events[i].ip6)
2363 && eth_mac_equal ((u8 *) nd_prev.mac, nd_events[i].mac)
2364 && nd_prev.sw_if_index == nd_events[i].sw_if_index
2365 && (now - last_nd) < 10.0)
2369 nd_prev = nd_events[i];
2371 vpe_client_registration_t *reg;
2373 pool_foreach(reg, vpe_api_main.wc_ip6_nd_events_registrations,
2375 vl_api_registration_t *vl_reg;
2376 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2377 if (vl_reg && vl_api_can_send_msg (vl_reg))
2379 vl_api_ip6_nd_event_t * event = vl_msg_api_alloc (sizeof *event);
2380 memset (event, 0, sizeof *event);
2381 event->_vl_msg_id = htons (VL_API_IP6_ND_EVENT);
2382 event->client_index = reg->client_index;
2383 event->pid = reg->client_pid;
2385 memcpy(event->address, nd_events[i].ip6.as_u8, sizeof event->address);
2386 event->sw_if_index = htonl(nd_events[i].sw_if_index);
2387 memcpy(event->new_mac, nd_events[i].mac, sizeof event->new_mac);
2388 vl_api_send_msg (vl_reg, (u8 *) event);
2394 else if (event_type == RA_REPORT)
2396 ra_report_t *ra_events = event_data;
2397 for (i = 0; i < vec_len (ra_events); i++)
2399 ip6_neighbor_public_main_t *npm = &ip6_neighbor_public_main;
2400 call_ip6_neighbor_callbacks (&ra_events[i],
2401 npm->ra_report_functions);
2403 vpe_client_registration_t *reg;
2405 pool_foreach(reg, vpe_api_main.ip6_ra_events_registrations,
2407 vl_api_registration_t *vl_reg;
2409 vl_api_client_index_to_registration (reg->client_index);
2410 if (vl_reg && vl_api_can_send_msg (vl_reg))
2413 sizeof (vl_api_ip6_ra_event_t) +
2414 vec_len (ra_events[i].prefixes) *
2415 sizeof (vl_api_ip6_ra_prefix_info_t);
2416 vl_api_ip6_ra_event_t *event =
2417 vl_msg_api_alloc (event_size);
2418 memset (event, 0, event_size);
2419 event->_vl_msg_id = htons (VL_API_IP6_RA_EVENT);
2420 event->client_index = reg->client_index;
2421 event->pid = reg->client_pid;
2423 event->sw_if_index = clib_host_to_net_u32 (ra_events[i].sw_if_index);
2425 memcpy (event->router_address, ra_events[i].router_address, 16);
2427 event->current_hop_limit = ra_events[i].current_hop_limit;
2428 event->flags = ra_events[i].flags;
2429 event->router_lifetime_in_sec =
2430 clib_host_to_net_u16 (ra_events
2431 [i].router_lifetime_in_sec);
2432 event->neighbor_reachable_time_in_msec =
2433 clib_host_to_net_u32 (ra_events
2434 [i].neighbor_reachable_time_in_msec);
2435 event->time_in_msec_between_retransmitted_neighbor_solicitations
2437 clib_host_to_net_u32 (ra_events
2438 [i].time_in_msec_between_retransmitted_neighbor_solicitations);
2441 clib_host_to_net_u32 (vec_len (ra_events[i].prefixes));
2442 vl_api_ip6_ra_prefix_info_t *prefix =
2443 (typeof (prefix)) event->prefixes;
2445 for (j = 0; j < vec_len (ra_events[i].prefixes); j++)
2447 ra_report_prefix_info_t *info =
2448 &ra_events[i].prefixes[j];
2449 memcpy (prefix->dst_address, info->dst_address.as_u8,
2451 prefix->dst_address_length = info->dst_address_length;
2452 prefix->flags = info->flags;
2453 prefix->valid_time =
2454 clib_host_to_net_u32 (info->valid_time);
2455 prefix->preferred_time =
2456 clib_host_to_net_u32 (info->preferred_time);
2460 vl_api_send_msg (vl_reg, (u8 *) event);
2466 vlib_process_put_event_data (vm, event_data);
2473 VLIB_REGISTER_NODE (wc_arp_process_node,static) = {
2474 .function = wc_arp_process,
2475 .type = VLIB_NODE_TYPE_PROCESS,
2476 .name = "wildcard-ip4-arp-publisher-process",
2481 arp_change_data_callback (u32 pool_index, u8 * new_mac,
2482 u32 sw_if_index, u32 address)
2484 vpe_api_main_t *am = &vpe_api_main;
2485 vl_api_ip4_arp_event_t *event;
2487 if (pool_is_free_index (am->arp_events, pool_index))
2490 event = pool_elt_at_index (am->arp_events, pool_index);
2491 if (eth_mac_equal (event->new_mac, new_mac) &&
2492 sw_if_index == ntohl (event->sw_if_index))
2497 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2498 event->sw_if_index = htonl (sw_if_index);
2503 vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp)
2505 vpe_api_main_t *am = &vpe_api_main;
2506 vnet_main_t *vnm = vnet_get_main ();
2507 vl_api_want_ip4_arp_events_reply_t *rmp;
2510 if (mp->address == 0)
2513 hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index);
2514 vpe_client_registration_t *rp;
2517 if (mp->enable_disable)
2519 clib_warning ("pid %d: already enabled...", mp->pid);
2520 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2526 pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2527 pool_put (am->wc_ip4_arp_events_registrations, rp);
2528 hash_unset (am->wc_ip4_arp_events_registration_hash,
2530 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2531 wc_arp_set_publisher_node (~0, REPORT_MAX);
2535 if (mp->enable_disable == 0)
2537 clib_warning ("pid %d: already disabled...", mp->pid);
2538 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2541 pool_get (am->wc_ip4_arp_events_registrations, rp);
2542 rp->client_index = mp->client_index;
2543 rp->client_pid = mp->pid;
2544 hash_set (am->wc_ip4_arp_events_registration_hash, rp->client_index,
2545 rp - am->wc_ip4_arp_events_registrations);
2546 wc_arp_set_publisher_node (wc_arp_process_node.index, WC_ARP_REPORT);
2550 if (mp->enable_disable)
2552 vl_api_ip4_arp_event_t *event;
2553 pool_get (am->arp_events, event);
2554 rv = vnet_add_del_ip4_arp_change_event
2555 (vnm, arp_change_data_callback,
2556 mp->pid, &mp->address /* addr, in net byte order */ ,
2557 ip_resolver_process_node.index,
2558 IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ );
2562 pool_put (am->arp_events, event);
2565 memset (event, 0, sizeof (*event));
2567 /* Python API expects events to have no context */
2568 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2569 event->client_index = mp->client_index;
2570 event->address = mp->address;
2571 event->pid = mp->pid;
2572 if (mp->address == 0)
2577 rv = vnet_add_del_ip4_arp_change_event
2578 (vnm, arp_change_delete_callback,
2579 mp->pid, &mp->address /* addr, in net byte order */ ,
2580 ip_resolver_process_node.index,
2581 IP4_ARP_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2584 REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY);
2588 vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp)
2590 vpe_api_main_t *am = &vpe_api_main;
2591 vnet_main_t *vnm = vnet_get_main ();
2592 vl_api_want_ip6_nd_events_reply_t *rmp;
2595 if (ip6_address_is_zero ((ip6_address_t *) mp->address))
2598 hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index);
2599 vpe_client_registration_t *rp;
2602 if (mp->enable_disable)
2604 clib_warning ("pid %d: already enabled...", mp->pid);
2605 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2611 pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2612 pool_put (am->wc_ip6_nd_events_registrations, rp);
2613 hash_unset (am->wc_ip6_nd_events_registration_hash,
2615 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2616 wc_nd_set_publisher_node (~0, REPORT_MAX);
2620 if (mp->enable_disable == 0)
2622 clib_warning ("pid %d: already disabled...", mp->pid);
2623 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2626 pool_get (am->wc_ip6_nd_events_registrations, rp);
2627 rp->client_index = mp->client_index;
2628 rp->client_pid = mp->pid;
2629 hash_set (am->wc_ip6_nd_events_registration_hash, rp->client_index,
2630 rp - am->wc_ip6_nd_events_registrations);
2631 wc_nd_set_publisher_node (wc_arp_process_node.index, WC_ND_REPORT);
2635 if (mp->enable_disable)
2637 vl_api_ip6_nd_event_t *event;
2638 pool_get (am->nd_events, event);
2640 rv = vnet_add_del_ip6_nd_change_event
2641 (vnm, nd_change_data_callback,
2642 mp->pid, mp->address /* addr, in net byte order */ ,
2643 ip_resolver_process_node.index,
2644 IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ );
2648 pool_put (am->nd_events, event);
2651 memset (event, 0, sizeof (*event));
2653 event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT);
2654 event->client_index = mp->client_index;
2655 clib_memcpy (event->address, mp->address, sizeof event->address);
2656 event->pid = mp->pid;
2660 rv = vnet_add_del_ip6_nd_change_event
2661 (vnm, nd_change_delete_callback,
2662 mp->pid, mp->address /* addr, in net byte order */ ,
2663 ip_resolver_process_node.index,
2664 IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2667 REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY);
2671 vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp)
2673 vpe_api_main_t *am = &vpe_api_main;
2674 vl_api_want_ip6_ra_events_reply_t *rmp;
2677 uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index);
2678 vpe_client_registration_t *rp;
2681 if (mp->enable_disable)
2683 clib_warning ("pid %d: already enabled...", ntohl (mp->pid));
2684 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2689 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2690 pool_put (am->ip6_ra_events_registrations, rp);
2691 hash_unset (am->ip6_ra_events_registration_hash, mp->client_index);
2695 if (mp->enable_disable == 0)
2697 clib_warning ("pid %d: already disabled...", ntohl (mp->pid));
2698 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2701 pool_get (am->ip6_ra_events_registrations, rp);
2702 rp->client_index = mp->client_index;
2703 rp->client_pid = ntohl (mp->pid);
2704 hash_set (am->ip6_ra_events_registration_hash, rp->client_index,
2705 rp - am->ip6_ra_events_registrations);
2708 REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY);
2712 vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
2714 vl_api_proxy_arp_add_del_reply_t *rmp;
2717 ip4_main_t *im = &ip4_main;
2718 int vnet_proxy_arp_add_del (ip4_address_t * lo_addr,
2719 ip4_address_t * hi_addr,
2720 u32 fib_index, int is_del);
2723 stats_dslock_with_hint (1 /* release hint */ , 6 /* tag */ );
2725 p = hash_get (im->fib_index_by_table_id, ntohl (mp->vrf_id));
2729 rv = VNET_API_ERROR_NO_SUCH_FIB;
2735 rv = vnet_proxy_arp_add_del ((ip4_address_t *) mp->low_address,
2736 (ip4_address_t *) mp->hi_address,
2737 fib_index, mp->is_add == 0);
2741 REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY);
2745 vl_api_proxy_arp_intfc_enable_disable_t_handler
2746 (vl_api_proxy_arp_intfc_enable_disable_t * mp)
2749 vnet_main_t *vnm = vnet_get_main ();
2750 vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp;
2752 VALIDATE_SW_IF_INDEX (mp);
2754 vnet_sw_interface_t *si =
2755 vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
2759 if (mp->enable_disable)
2760 si->flags |= VNET_SW_INTERFACE_FLAG_PROXY_ARP;
2762 si->flags &= ~VNET_SW_INTERFACE_FLAG_PROXY_ARP;
2764 BAD_SW_IF_INDEX_LABEL;
2766 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
2770 vl_api_ip_probe_neighbor_t_handler (vl_api_ip_probe_neighbor_t * mp)
2773 vlib_main_t *vm = vlib_get_main ();
2774 vl_api_ip_probe_neighbor_reply_t *rmp;
2775 clib_error_t *error;
2777 VALIDATE_SW_IF_INDEX (mp);
2779 u32 sw_if_index = ntohl (mp->sw_if_index);
2782 error = ip6_probe_neighbor (vm, (ip6_address_t *) mp->dst_address,
2785 error = ip4_probe_neighbor (vm, (ip4_address_t *) mp->dst_address,
2790 clib_error_report (error);
2791 rv = clib_error_get_code (error);
2794 BAD_SW_IF_INDEX_LABEL;
2796 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
2800 vl_api_ip_scan_neighbor_enable_disable_t_handler
2801 (vl_api_ip_scan_neighbor_enable_disable_t * mp)
2804 vl_api_ip_scan_neighbor_enable_disable_reply_t *rmp;
2805 ip_neighbor_scan_arg_t arg;
2807 arg.mode = mp->mode;
2808 arg.scan_interval = mp->scan_interval;
2809 arg.max_proc_time = mp->max_proc_time;
2810 arg.max_update = mp->max_update;
2811 arg.scan_int_delay = mp->scan_int_delay;
2812 arg.stale_threshold = mp->stale_threshold;
2813 ip_neighbor_scan_enable_disable (&arg);
2815 REPLY_MACRO (VL_API_IP_SCAN_NEIGHBOR_ENABLE_DISABLE_REPLY);
2819 ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2821 vnet_main_t *vnm = vnet_get_main ();
2822 vnet_interface_main_t *im = &vnm->interface_main;
2823 ip4_main_t *im4 = &ip4_main;
2824 static u32 *sw_if_indices_to_shut;
2825 fib_table_t *fib_table;
2829 int rv = VNET_API_ERROR_NO_SUCH_FIB;
2830 u32 target_fib_id = ntohl (mp->vrf_id);
2832 stats_dslock_with_hint (1 /* release hint */ , 8 /* tag */ );
2835 pool_foreach (fib_table, im4->fibs,
2837 vnet_sw_interface_t * si;
2839 fib = pool_elt_at_index (im4->v4_fibs, fib_table->ft_index);
2841 if (fib->table_id != target_fib_id)
2844 /* remove any mpls encap/decap labels */
2845 mpls_fib_reset_labels (fib->table_id);
2847 /* remove any proxy arps in this fib */
2848 vnet_proxy_arp_fib_reset (fib->table_id);
2850 /* Set the flow hash for this fib to the default */
2851 vnet_set_ip4_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
2853 vec_reset_length (sw_if_indices_to_shut);
2855 /* Shut down interfaces in this FIB / clean out intfc routes */
2856 pool_foreach (si, im->sw_interfaces,
2858 u32 sw_if_index = si->sw_if_index;
2860 if (sw_if_index < vec_len (im4->fib_index_by_sw_if_index)
2861 && (im4->fib_index_by_sw_if_index[si->sw_if_index] ==
2863 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
2866 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
2867 sw_if_index = sw_if_indices_to_shut[i];
2869 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
2870 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
2871 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
2874 fib_table_flush(fib->index, FIB_PROTOCOL_IP4, FIB_SOURCE_API);
2878 })); /* pool_foreach (fib) */
2886 ip6_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2888 vnet_main_t *vnm = vnet_get_main ();
2889 vnet_interface_main_t *im = &vnm->interface_main;
2890 ip6_main_t *im6 = &ip6_main;
2891 static u32 *sw_if_indices_to_shut;
2892 fib_table_t *fib_table;
2896 int rv = VNET_API_ERROR_NO_SUCH_FIB;
2897 u32 target_fib_id = ntohl (mp->vrf_id);
2899 stats_dslock_with_hint (1 /* release hint */ , 9 /* tag */ );
2902 pool_foreach (fib_table, im6->fibs,
2904 vnet_sw_interface_t * si;
2906 fib = pool_elt_at_index (im6->v6_fibs, fib_table->ft_index);
2908 if (fib->table_id != target_fib_id)
2911 vec_reset_length (sw_if_indices_to_shut);
2913 /* Set the flow hash for this fib to the default */
2914 vnet_set_ip6_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
2916 /* Shut down interfaces in this FIB / clean out intfc routes */
2917 pool_foreach (si, im->sw_interfaces,
2919 if (im6->fib_index_by_sw_if_index[si->sw_if_index] ==
2921 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
2924 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
2925 sw_if_index = sw_if_indices_to_shut[i];
2927 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
2928 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
2929 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
2932 fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API);
2936 })); /* pool_foreach (fib) */
2944 vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2947 vl_api_reset_fib_reply_t *rmp;
2950 rv = ip6_reset_fib_t_handler (mp);
2952 rv = ip4_reset_fib_t_handler (mp);
2954 REPLY_MACRO (VL_API_RESET_FIB_REPLY);
2958 vl_api_set_arp_neighbor_limit_t_handler (vl_api_set_arp_neighbor_limit_t * mp)
2961 vl_api_set_arp_neighbor_limit_reply_t *rmp;
2962 vnet_main_t *vnm = vnet_get_main ();
2963 clib_error_t *error;
2968 error = ip6_set_neighbor_limit (ntohl (mp->arp_neighbor_limit));
2970 error = ip4_set_arp_limit (ntohl (mp->arp_neighbor_limit));
2974 clib_error_report (error);
2975 rv = VNET_API_ERROR_UNSPECIFIED;
2979 rv = vnm->api_errno;
2982 REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY);
2986 vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp)
2988 vl_api_ip_reassembly_set_reply_t *rmp;
2992 rv = ip6_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
2993 clib_net_to_host_u32 (mp->max_reassemblies),
2994 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
2998 rv = ip4_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
2999 clib_net_to_host_u32 (mp->max_reassemblies),
3000 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
3003 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
3007 vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp)
3009 unix_shared_memory_queue_t *q;
3011 q = vl_api_client_index_to_input_queue (mp->client_index);
3016 vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp));
3017 memset (rmp, 0, sizeof (*rmp));
3018 rmp->_vl_msg_id = ntohs (VL_API_IP_REASSEMBLY_GET_REPLY);
3019 rmp->context = mp->context;
3024 ip6_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
3025 &rmp->expire_walk_interval_ms);
3030 ip4_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
3031 &rmp->expire_walk_interval_ms);
3033 rmp->timeout_ms = clib_host_to_net_u32 (rmp->timeout_ms);
3034 rmp->max_reassemblies = clib_host_to_net_u32 (rmp->max_reassemblies);
3035 rmp->expire_walk_interval_ms =
3036 clib_host_to_net_u32 (rmp->expire_walk_interval_ms);
3037 vl_msg_api_send_shmem (q, (u8 *) & rmp);
3041 vl_api_ip_reassembly_enable_disable_t_handler
3042 (vl_api_ip_reassembly_enable_disable_t * mp)
3044 vl_api_ip_reassembly_enable_disable_reply_t *rmp;
3046 rv = ip4_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
3050 rv = ip6_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
3054 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
3057 #define vl_msg_name_crc_list
3058 #include <vnet/ip/ip.api.h>
3059 #undef vl_msg_name_crc_list
3062 setup_message_id_table (api_main_t * am)
3064 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
3065 foreach_vl_msg_name_crc_ip;
3069 static clib_error_t *
3070 ip_api_hookup (vlib_main_t * vm)
3072 api_main_t *am = &api_main;
3075 vl_msg_api_set_handlers(VL_API_##N, #n, \
3076 vl_api_##n##_t_handler, \
3078 vl_api_##n##_t_endian, \
3079 vl_api_##n##_t_print, \
3080 sizeof(vl_api_##n##_t), 1);
3085 * Set up the (msg_name, crc, message-id) table
3087 setup_message_id_table (am);
3089 ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT);
3094 VLIB_API_INIT_FUNCTION (ip_api_hookup);
3097 * fd.io coding-style-patch-verification: ON
3100 * eval: (c-set-style "gnu")