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) \
78 _(IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del) \
79 _(SET_ARP_NEIGHBOR_LIMIT, set_arp_neighbor_limit) \
80 _(IP_PROBE_NEIGHBOR, ip_probe_neighbor) \
81 _(IP_SCAN_NEIGHBOR_ENABLE_DISABLE, ip_scan_neighbor_enable_disable) \
82 _(WANT_IP4_ARP_EVENTS, want_ip4_arp_events) \
83 _(WANT_IP6_ND_EVENTS, want_ip6_nd_events) \
84 _(WANT_IP6_RA_EVENTS, want_ip6_ra_events) \
85 _(PROXY_ARP_ADD_DEL, proxy_arp_add_del) \
86 _(PROXY_ARP_INTFC_ENABLE_DISABLE, proxy_arp_intfc_enable_disable) \
87 _(RESET_FIB, reset_fib) \
88 _(IP_ADD_DEL_ROUTE, ip_add_del_route) \
89 _(IP_TABLE_ADD_DEL, ip_table_add_del) \
90 _(IP_PUNT_POLICE, ip_punt_police) \
91 _(IP_PUNT_REDIRECT, ip_punt_redirect) \
92 _(SET_IP_FLOW_HASH,set_ip_flow_hash) \
93 _(SW_INTERFACE_IP6ND_RA_CONFIG, sw_interface_ip6nd_ra_config) \
94 _(SW_INTERFACE_IP6ND_RA_PREFIX, sw_interface_ip6nd_ra_prefix) \
95 _(IP6ND_PROXY_ADD_DEL, ip6nd_proxy_add_del) \
96 _(IP6ND_PROXY_DUMP, ip6nd_proxy_dump) \
97 _(IP6ND_SEND_ROUTER_SOLICITATION, ip6nd_send_router_solicitation) \
98 _(SW_INTERFACE_IP6_ENABLE_DISABLE, sw_interface_ip6_enable_disable ) \
99 _(SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS, \
100 sw_interface_ip6_set_link_local_address) \
101 _(IP_CONTAINER_PROXY_ADD_DEL, ip_container_proxy_add_del) \
102 _(IOAM_ENABLE, ioam_enable) \
103 _(IOAM_DISABLE, ioam_disable) \
104 _(IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL, \
105 ip_source_and_port_range_check_add_del) \
106 _(IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL, \
107 ip_source_and_port_range_check_interface_add_del) \
108 _(IP_REASSEMBLY_SET, ip_reassembly_set) \
109 _(IP_REASSEMBLY_GET, ip_reassembly_get) \
110 _(IP_REASSEMBLY_ENABLE_DISABLE, ip_reassembly_enable_disable)
112 extern void stats_dslock_with_hint (int hint, int tag);
113 extern void stats_dsunlock (void);
116 send_ip_neighbor_details (u32 sw_if_index,
120 u8 * ip_address, vl_api_registration_t * reg,
123 vl_api_ip_neighbor_details_t *mp;
125 mp = vl_msg_api_alloc (sizeof (*mp));
126 memset (mp, 0, sizeof (*mp));
127 mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_DETAILS);
128 mp->context = context;
129 mp->sw_if_index = htonl (sw_if_index);
130 mp->is_ipv6 = is_ipv6;
131 mp->is_static = is_static;
132 memcpy (mp->mac_address, mac_address, 6);
133 memcpy (mp->ip_address, ip_address, (is_ipv6) ? 16 : 4);
135 vl_api_send_msg (reg, (u8 *) mp);
139 vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp)
141 vl_api_registration_t *reg;
143 reg = vl_api_client_index_to_registration (mp->client_index);
147 u32 sw_if_index = ntohl (mp->sw_if_index);
151 ip6_neighbor_t *n, *ns;
153 ns = ip6_neighbors_entries (sw_if_index);
157 send_ip_neighbor_details
158 (sw_if_index, mp->is_ipv6,
159 ((n->flags & IP6_NEIGHBOR_FLAG_STATIC) ? 1 : 0),
160 (u8 *) n->link_layer_address,
161 (u8 *) & (n->key.ip6_address.as_u8),
169 ethernet_arp_ip4_entry_t *n, *ns;
171 ns = ip4_neighbor_entries (sw_if_index);
175 send_ip_neighbor_details (sw_if_index, mp->is_ipv6,
176 ((n->flags & ETHERNET_ARP_IP4_ENTRY_FLAG_STATIC) ? 1 : 0),
177 (u8*) n->ethernet_address,
178 (u8*) & (n->ip4_address.as_u8),
187 send_ip_fib_details (vpe_api_main_t * am,
188 vl_api_registration_t * reg,
189 const fib_table_t * table,
190 const fib_prefix_t * pfx,
191 fib_route_path_encode_t * api_rpaths, u32 context)
193 vl_api_ip_fib_details_t *mp;
194 fib_route_path_encode_t *api_rpath;
195 vl_api_fib_path_t *fp;
198 path_count = vec_len (api_rpaths);
199 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
202 memset (mp, 0, sizeof (*mp));
203 mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS);
204 mp->context = context;
206 mp->table_id = htonl (table->ft_table_id);
207 memcpy (mp->table_name, table->ft_desc,
208 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
209 mp->address_length = pfx->fp_len;
210 memcpy (mp->address, &pfx->fp_addr.ip4, sizeof (pfx->fp_addr.ip4));
212 mp->count = htonl (path_count);
214 vec_foreach (api_rpath, api_rpaths)
216 fib_api_path_encode (api_rpath, fp);
220 vl_api_send_msg (reg, (u8 *) mp);
223 typedef struct vl_api_ip_fib_dump_walk_ctx_t_
225 fib_node_index_t *feis;
226 } vl_api_ip_fib_dump_walk_ctx_t;
228 static fib_table_walk_rc_t
229 vl_api_ip_fib_dump_walk (fib_node_index_t fei, void *arg)
231 vl_api_ip_fib_dump_walk_ctx_t *ctx = arg;
233 vec_add1 (ctx->feis, fei);
235 return (FIB_TABLE_WALK_CONTINUE);
239 vl_api_ip_fib_dump_t_handler (vl_api_ip_fib_dump_t * mp)
241 vpe_api_main_t *am = &vpe_api_main;
242 vl_api_registration_t *reg;
243 ip4_main_t *im = &ip4_main;
244 fib_table_t *fib_table;
245 fib_node_index_t *lfeip;
248 fib_route_path_encode_t *api_rpaths;
249 vl_api_ip_fib_dump_walk_ctx_t ctx = {
253 reg = vl_api_client_index_to_registration (mp->client_index);
258 pool_foreach (fib_table, im->fibs,
260 fib_table_walk(fib_table->ft_index,
262 vl_api_ip_fib_dump_walk,
267 vec_sort_with_function (ctx.feis, fib_entry_cmp_for_sort);
269 vec_foreach (lfeip, ctx.feis)
271 fib_entry_get_prefix (*lfeip, &pfx);
272 fib_index = fib_entry_get_fib_index (*lfeip);
273 fib_table = fib_table_get (fib_index, pfx.fp_proto);
275 fib_entry_encode (*lfeip, &api_rpaths);
276 send_ip_fib_details (am, reg, fib_table, &pfx, api_rpaths, mp->context);
277 vec_free (api_rpaths);
284 send_ip6_fib_details (vpe_api_main_t * am,
285 vl_api_registration_t * reg,
286 const fib_table_t * table,
287 const fib_prefix_t * pfx,
288 fib_route_path_encode_t * api_rpaths, u32 context)
290 vl_api_ip6_fib_details_t *mp;
291 fib_route_path_encode_t *api_rpath;
292 vl_api_fib_path_t *fp;
295 path_count = vec_len (api_rpaths);
296 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
299 memset (mp, 0, sizeof (*mp));
300 mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS);
301 mp->context = context;
303 mp->table_id = htonl (table->ft_table_id);
304 mp->address_length = pfx->fp_len;
305 memcpy (mp->address, &pfx->fp_addr.ip6, sizeof (pfx->fp_addr.ip6));
306 memcpy (mp->table_name, table->ft_desc,
307 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
309 mp->count = htonl (path_count);
311 vec_foreach (api_rpath, api_rpaths)
313 fib_api_path_encode (api_rpath, fp);
317 vl_api_send_msg (reg, (u8 *) mp);
320 typedef struct apt_ip6_fib_show_ctx_t_
323 fib_node_index_t *entries;
324 } api_ip6_fib_show_ctx_t;
327 api_ip6_fib_table_put_entries (clib_bihash_kv_24_8_t * kvp, void *arg)
329 api_ip6_fib_show_ctx_t *ctx = arg;
331 if ((kvp->key[2] >> 32) == ctx->fib_index)
333 vec_add1 (ctx->entries, kvp->value);
338 api_ip6_fib_table_get_all (vl_api_registration_t * reg,
339 vl_api_ip6_fib_dump_t * mp,
340 fib_table_t * fib_table)
342 vpe_api_main_t *am = &vpe_api_main;
343 ip6_main_t *im6 = &ip6_main;
344 fib_node_index_t *fib_entry_index;
345 api_ip6_fib_show_ctx_t ctx = {
346 .fib_index = fib_table->ft_index,
349 fib_route_path_encode_t *api_rpaths;
352 BV (clib_bihash_foreach_key_value_pair)
353 ((BVT (clib_bihash) *) & im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].
354 ip6_hash, api_ip6_fib_table_put_entries, &ctx);
356 vec_sort_with_function (ctx.entries, fib_entry_cmp_for_sort);
358 vec_foreach (fib_entry_index, ctx.entries)
360 fib_entry_get_prefix (*fib_entry_index, &pfx);
362 fib_entry_encode (*fib_entry_index, &api_rpaths);
363 send_ip6_fib_details (am, reg, fib_table, &pfx, api_rpaths, mp->context);
364 vec_free (api_rpaths);
367 vec_free (ctx.entries);
371 vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp)
373 vl_api_registration_t *reg;
374 ip6_main_t *im6 = &ip6_main;
375 fib_table_t *fib_table;
377 reg = vl_api_client_index_to_registration (mp->client_index);
382 pool_foreach (fib_table, im6->fibs,
384 /* don't send link locals */
385 if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL)
388 api_ip6_fib_table_get_all(reg, mp, fib_table);
394 send_ip_mfib_details (vl_api_registration_t * reg,
395 u32 context, u32 table_id, fib_node_index_t mfei)
397 fib_route_path_encode_t *api_rpath, *api_rpaths = NULL;
398 vl_api_ip_mfib_details_t *mp;
399 mfib_entry_t *mfib_entry;
400 vl_api_fib_path_t *fp;
404 mfib_entry = mfib_entry_get (mfei);
405 mfib_entry_get_prefix (mfei, &pfx);
406 mfib_entry_encode (mfei, &api_rpaths);
408 path_count = vec_len (api_rpaths);
409 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
412 memset (mp, 0, sizeof (*mp));
413 mp->_vl_msg_id = ntohs (VL_API_IP_MFIB_DETAILS);
414 mp->context = context;
416 mp->rpf_id = mfib_entry->mfe_rpf_id;
417 mp->entry_flags = mfib_entry->mfe_flags;
418 mp->table_id = htonl (table_id);
419 mp->address_length = pfx.fp_len;
420 memcpy (mp->grp_address, &pfx.fp_grp_addr.ip4,
421 sizeof (pfx.fp_grp_addr.ip4));
422 memcpy (mp->src_address, &pfx.fp_src_addr.ip4,
423 sizeof (pfx.fp_src_addr.ip4));
425 mp->count = htonl (path_count);
427 vec_foreach (api_rpath, api_rpaths)
429 fib_api_path_encode (api_rpath, fp);
432 vec_free (api_rpaths);
434 vl_api_send_msg (reg, (u8 *) mp);
437 typedef struct vl_api_ip_mfib_dump_ctc_t_
439 fib_node_index_t *entries;
440 } vl_api_ip_mfib_dump_ctc_t;
443 vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
445 vl_api_ip_mfib_dump_ctc_t *ctx = arg;
447 vec_add1 (ctx->entries, fei);
453 vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp)
455 vl_api_registration_t *reg;
456 ip4_main_t *im = &ip4_main;
457 mfib_table_t *mfib_table;
458 fib_node_index_t *mfeip;
459 vl_api_ip_mfib_dump_ctc_t ctx = {
463 reg = vl_api_client_index_to_registration (mp->client_index);
468 pool_foreach (mfib_table, im->mfibs,
470 ip4_mfib_table_walk(&mfib_table->v4,
471 vl_api_ip_mfib_table_dump_walk,
474 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
476 vec_foreach (mfeip, ctx.entries)
478 send_ip_mfib_details (reg, mp->context,
479 mfib_table->mft_table_id,
482 vec_reset_length (ctx.entries);
487 vec_free (ctx.entries);
491 send_ip6_mfib_details (vpe_api_main_t * am,
492 vl_api_registration_t * reg,
495 fib_route_path_encode_t * api_rpaths, u32 context)
497 vl_api_ip6_mfib_details_t *mp;
498 fib_route_path_encode_t *api_rpath;
499 vl_api_fib_path_t *fp;
502 path_count = vec_len (api_rpaths);
503 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
506 memset (mp, 0, sizeof (*mp));
507 mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS);
508 mp->context = context;
510 mp->table_id = htonl (table_id);
511 mp->address_length = pfx->fp_len;
512 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6,
513 sizeof (pfx->fp_grp_addr.ip6));
514 memcpy (mp->src_address, &pfx->fp_src_addr.ip6,
515 sizeof (pfx->fp_src_addr.ip6));
517 mp->count = htonl (path_count);
519 vec_foreach (api_rpath, api_rpaths)
521 fib_api_path_encode (api_rpath, fp);
525 vl_api_send_msg (reg, (u8 *) mp);
528 typedef struct vl_api_ip6_mfib_dump_ctc_t_
530 fib_node_index_t *entries;
531 } vl_api_ip6_mfib_dump_ctc_t;
534 vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
536 vl_api_ip6_mfib_dump_ctc_t *ctx = arg;
538 vec_add1 (ctx->entries, fei);
544 vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp)
546 vpe_api_main_t *am = &vpe_api_main;
547 vl_api_registration_t *reg;
548 ip6_main_t *im = &ip6_main;
549 mfib_table_t *mfib_table;
550 fib_node_index_t *mfeip;
552 fib_route_path_encode_t *api_rpaths = NULL;
553 vl_api_ip6_mfib_dump_ctc_t ctx = {
557 reg = vl_api_client_index_to_registration (mp->client_index);
563 pool_foreach (mfib_table, im->mfibs,
565 ip6_mfib_table_walk(&mfib_table->v6,
566 vl_api_ip6_mfib_table_dump_walk,
569 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
571 vec_foreach(mfeip, ctx.entries)
573 mfib_entry_get_prefix (*mfeip, &pfx);
574 mfib_entry_encode (*mfeip, &api_rpaths);
575 send_ip6_mfib_details (am, reg,
576 mfib_table->mft_table_id,
580 vec_reset_length (api_rpaths);
581 vec_reset_length (ctx.entries);
586 vec_free (ctx.entries);
587 vec_free (api_rpaths);
591 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
594 vl_api_ip_punt_police_reply_t *rmp;
598 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
600 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
602 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
606 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t * mp,
609 vl_api_ip_punt_redirect_reply_t *rmp;
616 memset (&nh, 0, sizeof (nh));
620 memcpy (&nh.ip6, mp->nh, sizeof (nh.ip6));
622 ip6_punt_redirect_add (ntohl (mp->rx_sw_if_index),
623 ntohl (mp->tx_sw_if_index), &nh);
627 memcpy (&nh.ip4, mp->nh, sizeof (nh.ip4));
629 ip4_punt_redirect_add (ntohl (mp->rx_sw_if_index),
630 ntohl (mp->tx_sw_if_index), &nh);
637 ip6_punt_redirect_del (ntohl (mp->rx_sw_if_index));
641 ip4_punt_redirect_del (ntohl (mp->rx_sw_if_index));
645 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
649 vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp,
652 vl_api_ip_neighbor_add_del_reply_t *rmp;
653 vnet_main_t *vnm = vnet_get_main ();
656 VALIDATE_SW_IF_INDEX (mp);
658 stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ );
661 * there's no validation here of the ND/ARP entry being added.
662 * The expectation is that the FIB will ensure that nothing bad
663 * will come of adding bogus entries.
668 rv = vnet_set_ip6_ethernet_neighbor
669 (vm, ntohl (mp->sw_if_index),
670 (ip6_address_t *) (mp->dst_address),
671 mp->mac_address, sizeof (mp->mac_address), mp->is_static,
674 rv = vnet_unset_ip6_ethernet_neighbor
675 (vm, ntohl (mp->sw_if_index),
676 (ip6_address_t *) (mp->dst_address),
677 mp->mac_address, sizeof (mp->mac_address));
681 ethernet_arp_ip4_over_ethernet_address_t a;
683 clib_memcpy (&a.ethernet, mp->mac_address, 6);
684 clib_memcpy (&a.ip4, mp->dst_address, 4);
687 rv = vnet_arp_set_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index),
692 vnet_arp_unset_ip4_over_ethernet (vnm, ntohl (mp->sw_if_index), &a);
697 BAD_SW_IF_INDEX_LABEL;
698 REPLY_MACRO (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY);
702 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
704 u32 fib_index, mfib_index;
707 * ignore action on the default table - this is always present
708 * and cannot be added nor deleted from the API
713 * The API holds only one lock on the table.
714 * i.e. it can be added many times via the API but needs to be
716 * The FIB index for unicast and multicast is not necessarily the
717 * same, since internal VPP systesm (like LISP and SR) create
718 * their own unicast tables.
720 fib_index = fib_table_find (fproto, table_id);
721 mfib_index = mfib_table_find (fproto, table_id);
725 fib_table_unlock (fib_index, fproto,
726 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
728 if (~0 != mfib_index)
730 mfib_table_unlock (mfib_index, fproto,
731 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
737 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
739 vl_api_ip_table_add_del_reply_t *rmp;
740 fib_protocol_t fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
741 u32 table_id = ntohl (mp->table_id);
746 ip_table_create (fproto, table_id, 1, mp->name);
750 ip_table_delete (fproto, table_id, 1);
753 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
757 add_del_route_t_handler (u8 is_multipath,
765 u32 classify_table_index,
767 u8 is_resolve_attached,
774 const fib_prefix_t * prefix,
775 dpo_proto_t next_hop_proto,
776 const ip46_address_t * next_hop,
778 u32 next_hop_sw_if_index,
779 u8 next_hop_fib_index,
781 u16 next_hop_preference,
782 mpls_label_t next_hop_via_label,
783 fib_mpls_label_t * next_hop_out_label_stack)
785 vnet_classify_main_t *cm = &vnet_classify_main;
786 fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE;
787 fib_route_path_t path = {
788 .frp_proto = next_hop_proto,
789 .frp_addr = (NULL == next_hop ? zero_addr : *next_hop),
790 .frp_sw_if_index = next_hop_sw_if_index,
791 .frp_fib_index = next_hop_fib_index,
792 .frp_weight = next_hop_weight,
793 .frp_preference = next_hop_preference,
794 .frp_label_stack = next_hop_out_label_stack,
796 fib_route_path_t *paths = NULL;
797 fib_entry_flag_t entry_flags = FIB_ENTRY_FLAG_NONE;
800 * the special INVALID label meams we are not recursing via a
801 * label. Exp-null value is never a valid via-label so that
802 * also means it's not a via-label and means clients that set
803 * it to 0 by default get the expected behaviour
805 if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label))
807 path.frp_proto = DPO_PROTO_MPLS;
808 path.frp_local_label = next_hop_via_label;
809 path.frp_eos = MPLS_NON_EOS;
812 path_flags |= FIB_ROUTE_PATH_DVR;
814 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
815 if (is_resolve_attached)
816 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
818 path_flags |= FIB_ROUTE_PATH_INTF_RX;
820 path_flags |= FIB_ROUTE_PATH_RPF_ID;
821 if (is_source_lookup)
822 path_flags |= FIB_ROUTE_PATH_SOURCE_LOOKUP;
824 entry_flags |= FIB_ENTRY_FLAG_MULTICAST;
827 path_flags |= FIB_ROUTE_PATH_UDP_ENCAP;
828 path.frp_udp_encap_id = next_hop_id;
830 if (path.frp_sw_if_index == ~0 && ip46_address_is_zero (&path.frp_addr)
831 && path.frp_fib_index != ~0)
833 path_flags |= FIB_ROUTE_PATH_DEAG;
836 path.frp_flags = path_flags;
840 stats_dslock_with_hint (1 /* release hint */ , 10 /* tag */ );
843 vec_add1 (paths, path);
846 fib_table_entry_path_add2 (fib_index,
848 FIB_SOURCE_API, entry_flags, paths);
850 fib_table_entry_path_remove2 (fib_index,
851 prefix, FIB_SOURCE_API, paths);
858 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
860 if (is_drop || is_local || is_classify || is_unreach || is_prohibit)
863 * special route types that link directly to the adj
867 dpo_id_t dpo = DPO_INVALID;
870 dproto = fib_proto_to_dpo (prefix->fp_proto);
873 ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo);
875 receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo);
877 ip_null_dpo_add_and_lock (dproto,
878 IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo);
879 else if (is_prohibit)
880 ip_null_dpo_add_and_lock (dproto,
881 IP_NULL_ACTION_SEND_ICMP_PROHIBIT,
883 else if (is_classify)
885 if (pool_is_free_index (cm->tables,
886 ntohl (classify_table_index)))
889 return VNET_API_ERROR_NO_SUCH_TABLE;
892 dpo_set (&dpo, DPO_CLASSIFY, dproto,
893 classify_dpo_create (dproto,
894 ntohl (classify_table_index)));
899 return VNET_API_ERROR_NO_SUCH_TABLE;
902 fib_table_entry_special_dpo_update (fib_index,
905 FIB_ENTRY_FLAG_EXCLUSIVE, &dpo);
910 fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API);
917 vec_add1 (paths, path);
918 fib_table_entry_update (fib_index,
919 prefix, FIB_SOURCE_API, entry_flags, paths);
924 fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API);
933 add_del_route_check (fib_protocol_t table_proto,
935 u32 next_hop_sw_if_index,
936 dpo_proto_t next_hop_table_proto,
937 u32 next_hop_table_id,
938 u8 is_rpf_id, u32 * fib_index, u32 * next_hop_fib_index)
940 vnet_main_t *vnm = vnet_get_main ();
942 *fib_index = fib_table_find (table_proto, ntohl (table_id));
943 if (~0 == *fib_index)
945 /* No such VRF, and we weren't asked to create one */
946 return VNET_API_ERROR_NO_SUCH_FIB;
949 if (!is_rpf_id && ~0 != ntohl (next_hop_sw_if_index))
951 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
952 ntohl (next_hop_sw_if_index)))
954 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
959 fib_protocol_t fib_nh_proto;
961 if (next_hop_table_proto > DPO_PROTO_MPLS)
964 fib_nh_proto = dpo_proto_to_fib (next_hop_table_proto);
967 *next_hop_fib_index = mfib_table_find (fib_nh_proto,
968 ntohl (next_hop_table_id));
970 *next_hop_fib_index = fib_table_find (fib_nh_proto,
971 ntohl (next_hop_table_id));
973 if (~0 == *next_hop_fib_index)
975 /* No such VRF, and we weren't asked to create one */
976 return VNET_API_ERROR_NO_SUCH_FIB;
984 ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
986 u32 fib_index, next_hop_fib_index;
987 fib_mpls_label_t *label_stack = NULL;
988 int rv, ii, n_labels;;
990 rv = add_del_route_check (FIB_PROTOCOL_IP4,
992 mp->next_hop_sw_if_index,
994 mp->next_hop_table_id,
995 0, &fib_index, &next_hop_fib_index);
1000 fib_prefix_t pfx = {
1001 .fp_len = mp->dst_address_length,
1002 .fp_proto = FIB_PROTOCOL_IP4,
1004 clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4));
1007 memset (&nh, 0, sizeof (nh));
1008 memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4));
1010 n_labels = mp->next_hop_n_out_labels;
1015 vec_validate (label_stack, n_labels - 1);
1016 for (ii = 0; ii < n_labels; ii++)
1018 label_stack[ii].fml_value =
1019 ntohl (mp->next_hop_out_label_stack[ii].label);
1020 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1021 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1022 label_stack[ii].fml_mode =
1023 (mp->next_hop_out_label_stack[ii].is_uniform ?
1024 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1028 return (add_del_route_t_handler (mp->is_multipath,
1035 mp->classify_table_index,
1036 mp->is_resolve_host,
1037 mp->is_resolve_attached, 0, 0,
1039 mp->is_source_lookup,
1041 fib_index, &pfx, DPO_PROTO_IP4,
1043 ntohl (mp->next_hop_id),
1044 ntohl (mp->next_hop_sw_if_index),
1046 mp->next_hop_weight,
1047 mp->next_hop_preference,
1048 ntohl (mp->next_hop_via_label),
1053 ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1055 fib_mpls_label_t *label_stack = NULL;
1056 u32 fib_index, next_hop_fib_index;
1057 int rv, ii, n_labels;;
1059 rv = add_del_route_check (FIB_PROTOCOL_IP6,
1061 mp->next_hop_sw_if_index,
1063 mp->next_hop_table_id,
1064 0, &fib_index, &next_hop_fib_index);
1069 fib_prefix_t pfx = {
1070 .fp_len = mp->dst_address_length,
1071 .fp_proto = FIB_PROTOCOL_IP6,
1073 clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6));
1076 memset (&nh, 0, sizeof (nh));
1077 memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6));
1079 n_labels = mp->next_hop_n_out_labels;
1084 vec_validate (label_stack, n_labels - 1);
1085 for (ii = 0; ii < n_labels; ii++)
1087 label_stack[ii].fml_value =
1088 ntohl (mp->next_hop_out_label_stack[ii].label);
1089 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1090 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1091 label_stack[ii].fml_mode =
1092 (mp->next_hop_out_label_stack[ii].is_uniform ?
1093 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1097 return (add_del_route_t_handler (mp->is_multipath,
1104 mp->classify_table_index,
1105 mp->is_resolve_host,
1106 mp->is_resolve_attached, 0, 0,
1108 mp->is_source_lookup,
1110 fib_index, &pfx, DPO_PROTO_IP6,
1111 &nh, ntohl (mp->next_hop_id),
1112 ntohl (mp->next_hop_sw_if_index),
1114 mp->next_hop_weight,
1115 mp->next_hop_preference,
1116 ntohl (mp->next_hop_via_label),
1121 vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1123 vl_api_ip_add_del_route_reply_t *rmp;
1125 vnet_main_t *vnm = vnet_get_main ();
1130 rv = ip6_add_del_route_t_handler (mp);
1132 rv = ip4_add_del_route_t_handler (mp);
1134 rv = (rv == 0) ? vnm->api_errno : rv;
1136 REPLY_MACRO (VL_API_IP_ADD_DEL_ROUTE_REPLY);
1140 ip_table_create (fib_protocol_t fproto,
1141 u32 table_id, u8 is_api, const u8 * name)
1143 u32 fib_index, mfib_index;
1146 * ignore action on the default table - this is always present
1147 * and cannot be added nor deleted from the API
1152 * The API holds only one lock on the table.
1153 * i.e. it can be added many times via the API but needs to be
1154 * deleted only once.
1155 * The FIB index for unicast and multicast is not necessarily the
1156 * same, since internal VPP systesm (like LISP and SR) create
1157 * their own unicast tables.
1159 fib_index = fib_table_find (fproto, table_id);
1160 mfib_index = mfib_table_find (fproto, table_id);
1162 if (~0 == fib_index)
1164 fib_table_find_or_create_and_lock_w_name (fproto, table_id,
1167 FIB_SOURCE_CLI), name);
1169 if (~0 == mfib_index)
1171 mfib_table_find_or_create_and_lock_w_name (fproto, table_id,
1174 MFIB_SOURCE_CLI), name);
1180 add_del_mroute_check (fib_protocol_t table_proto,
1182 u32 next_hop_sw_if_index, u8 is_local, u32 * fib_index)
1184 vnet_main_t *vnm = vnet_get_main ();
1186 *fib_index = mfib_table_find (table_proto, ntohl (table_id));
1187 if (~0 == *fib_index)
1190 return VNET_API_ERROR_NO_SUCH_FIB;
1193 if (~0 != ntohl (next_hop_sw_if_index))
1195 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1196 ntohl (next_hop_sw_if_index)))
1198 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1206 mroute_add_del_handler (u8 is_add,
1209 const mfib_prefix_t * prefix,
1210 dpo_proto_t nh_proto,
1212 fib_rpf_id_t rpf_id,
1213 u32 next_hop_sw_if_index,
1214 ip46_address_t * nh, u32 itf_flags, u32 bier_imp)
1216 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
1218 fib_route_path_t path = {
1219 .frp_sw_if_index = next_hop_sw_if_index,
1220 .frp_proto = nh_proto,
1225 path.frp_flags |= FIB_ROUTE_PATH_LOCAL;
1227 if (DPO_PROTO_BIER == nh_proto)
1229 path.frp_bier_imp = bier_imp;
1230 path.frp_flags = FIB_ROUTE_PATH_BIER_IMP;
1232 else if (!is_local && ~0 == next_hop_sw_if_index)
1234 mfib_table_entry_update (fib_index, prefix,
1235 MFIB_SOURCE_API, rpf_id, entry_flags);
1241 mfib_table_entry_path_update (fib_index, prefix,
1242 MFIB_SOURCE_API, &path, itf_flags);
1246 mfib_table_entry_path_remove (fib_index, prefix,
1247 MFIB_SOURCE_API, &path);
1256 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1258 fib_protocol_t fproto;
1259 dpo_proto_t nh_proto;
1264 nh_proto = mp->next_hop_afi;
1265 fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1266 rv = add_del_mroute_check (fproto,
1268 mp->next_hop_sw_if_index,
1269 mp->is_local, &fib_index);
1274 mfib_prefix_t pfx = {
1275 .fp_len = ntohs (mp->grp_address_length),
1279 if (FIB_PROTOCOL_IP4 == fproto)
1281 clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address,
1282 sizeof (pfx.fp_grp_addr.ip4));
1283 clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address,
1284 sizeof (pfx.fp_src_addr.ip4));
1285 memset (&nh.ip6, 0, sizeof (nh.ip6));
1286 clib_memcpy (&nh.ip4, mp->nh_address, sizeof (nh.ip4));
1290 clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address,
1291 sizeof (pfx.fp_grp_addr.ip6));
1292 clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address,
1293 sizeof (pfx.fp_src_addr.ip6));
1294 clib_memcpy (&nh.ip6, mp->nh_address, sizeof (nh.ip6));
1297 return (mroute_add_del_handler (mp->is_add,
1301 ntohl (mp->entry_flags),
1303 ntohl (mp->next_hop_sw_if_index),
1305 ntohl (mp->itf_flags),
1306 ntohl (mp->bier_imp)));
1310 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1312 vl_api_ip_mroute_add_del_reply_t *rmp;
1314 vnet_main_t *vnm = vnet_get_main ();
1318 rv = api_mroute_add_del_t_handler (mp);
1320 rv = (rv == 0) ? vnm->api_errno : rv;
1322 REPLY_MACRO (VL_API_IP_MROUTE_ADD_DEL_REPLY);
1326 send_ip_details (vpe_api_main_t * am,
1327 vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6,
1330 vl_api_ip_details_t *mp;
1332 mp = vl_msg_api_alloc (sizeof (*mp));
1333 memset (mp, 0, sizeof (*mp));
1334 mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS);
1336 mp->sw_if_index = ntohl (sw_if_index);
1337 mp->is_ipv6 = is_ipv6;
1338 mp->context = context;
1340 vl_api_send_msg (reg, (u8 *) mp);
1344 send_ip_address_details (vpe_api_main_t * am,
1345 vl_api_registration_t * reg,
1346 u8 * ip, u16 prefix_length,
1347 u32 sw_if_index, u8 is_ipv6, u32 context)
1349 vl_api_ip_address_details_t *mp;
1351 mp = vl_msg_api_alloc (sizeof (*mp));
1352 memset (mp, 0, sizeof (*mp));
1353 mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS);
1357 clib_memcpy (&mp->ip, ip, sizeof (mp->ip));
1361 u32 *tp = (u32 *) mp->ip;
1364 mp->prefix_length = prefix_length;
1365 mp->context = context;
1366 mp->sw_if_index = htonl (sw_if_index);
1367 mp->is_ipv6 = is_ipv6;
1369 vl_api_send_msg (reg, (u8 *) mp);
1373 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1375 vpe_api_main_t *am = &vpe_api_main;
1376 vl_api_registration_t *reg;
1379 ip6_main_t *im6 = &ip6_main;
1380 ip4_main_t *im4 = &ip4_main;
1381 ip_lookup_main_t *lm6 = &im6->lookup_main;
1382 ip_lookup_main_t *lm4 = &im4->lookup_main;
1383 ip_interface_address_t *ia = 0;
1384 u32 sw_if_index = ~0;
1385 int rv __attribute__ ((unused)) = 0;
1387 VALIDATE_SW_IF_INDEX (mp);
1389 sw_if_index = ntohl (mp->sw_if_index);
1391 reg = vl_api_client_index_to_registration (mp->client_index);
1398 foreach_ip_interface_address (lm6, ia, sw_if_index,
1399 1 /* honor unnumbered */,
1401 r6 = ip_interface_address_get_address (lm6, ia);
1402 u16 prefix_length = ia->address_length;
1403 send_ip_address_details(am, reg, (u8*)r6, prefix_length,
1404 sw_if_index, 1, mp->context);
1411 foreach_ip_interface_address (lm4, ia, sw_if_index,
1412 1 /* honor unnumbered */,
1414 r4 = ip_interface_address_get_address (lm4, ia);
1415 u16 prefix_length = ia->address_length;
1416 send_ip_address_details(am, reg, (u8*)r4, prefix_length,
1417 sw_if_index, 0, mp->context);
1421 BAD_SW_IF_INDEX_LABEL;
1425 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1427 vpe_api_main_t *am = &vpe_api_main;
1428 vnet_main_t *vnm = vnet_get_main ();
1429 vlib_main_t *vm = vlib_get_main ();
1430 vnet_interface_main_t *im = &vnm->interface_main;
1431 vl_api_registration_t *reg;
1432 vnet_sw_interface_t *si, *sorted_sis;
1433 u32 sw_if_index = ~0;
1435 reg = vl_api_client_index_to_registration (mp->client_index);
1439 /* Gather interfaces. */
1440 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1441 _vec_len (sorted_sis) = 0;
1443 pool_foreach (si, im->sw_interfaces,
1445 vec_add1 (sorted_sis, si[0]);
1449 vec_foreach (si, sorted_sis)
1451 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1453 if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index))
1457 sw_if_index = si->sw_if_index;
1458 send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context);
1464 set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1466 vl_api_set_ip_flow_hash_reply_t *rmp;
1469 flow_hash_config_t flow_hash_config = 0;
1471 table_id = ntohl (mp->vrf_id);
1473 #define _(a,b) if (mp->a) flow_hash_config |= b;
1474 foreach_flow_hash_bit;
1477 rv = vnet_set_ip6_flow_hash (table_id, flow_hash_config);
1479 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1483 set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1485 vl_api_set_ip_flow_hash_reply_t *rmp;
1488 flow_hash_config_t flow_hash_config = 0;
1490 table_id = ntohl (mp->vrf_id);
1492 #define _(a,b) if (mp->a) flow_hash_config |= b;
1493 foreach_flow_hash_bit;
1496 rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config);
1498 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1503 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp)
1505 if (mp->is_ipv6 == 0)
1506 set_ip4_flow_hash (mp);
1508 set_ip6_flow_hash (mp);
1512 vl_api_sw_interface_ip6nd_ra_config_t_handler
1513 (vl_api_sw_interface_ip6nd_ra_config_t * mp)
1515 vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp;
1516 vlib_main_t *vm = vlib_get_main ();
1518 u8 is_no, suppress, managed, other, ll_option, send_unicast, cease,
1521 is_no = mp->is_no == 1;
1522 suppress = mp->suppress == 1;
1523 managed = mp->managed == 1;
1524 other = mp->other == 1;
1525 ll_option = mp->ll_option == 1;
1526 send_unicast = mp->send_unicast == 1;
1527 cease = mp->cease == 1;
1528 default_router = mp->default_router == 1;
1530 VALIDATE_SW_IF_INDEX (mp);
1532 rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index),
1533 suppress, managed, other,
1534 ll_option, send_unicast, cease,
1535 default_router, ntohl (mp->lifetime),
1536 ntohl (mp->initial_count),
1537 ntohl (mp->initial_interval),
1538 ntohl (mp->max_interval),
1539 ntohl (mp->min_interval), is_no);
1541 BAD_SW_IF_INDEX_LABEL;
1543 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY);
1547 vl_api_sw_interface_ip6nd_ra_prefix_t_handler
1548 (vl_api_sw_interface_ip6nd_ra_prefix_t * mp)
1550 vlib_main_t *vm = vlib_get_main ();
1551 vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp;
1553 u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink;
1555 VALIDATE_SW_IF_INDEX (mp);
1557 is_no = mp->is_no == 1;
1558 use_default = mp->use_default == 1;
1559 no_advertise = mp->no_advertise == 1;
1560 off_link = mp->off_link == 1;
1561 no_autoconfig = mp->no_autoconfig == 1;
1562 no_onlink = mp->no_onlink == 1;
1564 rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index),
1565 (ip6_address_t *) mp->address,
1566 mp->address_length, use_default,
1567 ntohl (mp->val_lifetime),
1568 ntohl (mp->pref_lifetime), no_advertise,
1569 off_link, no_autoconfig, no_onlink, is_no);
1571 BAD_SW_IF_INDEX_LABEL;
1572 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY);
1576 send_ip6nd_proxy_details (vl_api_registration_t * reg,
1578 const ip46_address_t * addr, u32 sw_if_index)
1580 vl_api_ip6nd_proxy_details_t *mp;
1582 mp = vl_msg_api_alloc (sizeof (*mp));
1583 memset (mp, 0, sizeof (*mp));
1584 mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS);
1585 mp->context = context;
1586 mp->sw_if_index = htonl (sw_if_index);
1587 memcpy (mp->address, addr, 16);
1589 vl_api_send_msg (reg, (u8 *) mp);
1592 typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_
1595 } api_ip6nd_proxy_fib_table_walk_ctx_t;
1597 static fib_table_walk_rc_t
1598 api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg)
1600 api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg;
1602 if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY))
1604 vec_add1 (ctx->indices, fei);
1607 return (FIB_TABLE_WALK_CONTINUE);
1611 vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp)
1613 ip6_main_t *im6 = &ip6_main;
1614 fib_table_t *fib_table;
1615 api_ip6nd_proxy_fib_table_walk_ctx_t ctx = {
1618 fib_node_index_t *feip;
1620 vl_api_registration_t *reg;
1622 reg = vl_api_client_index_to_registration (mp->client_index);
1627 pool_foreach (fib_table, im6->fibs,
1629 fib_table_walk(fib_table->ft_index,
1631 api_ip6nd_proxy_fib_table_walk,
1636 vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort);
1638 vec_foreach (feip, ctx.indices)
1640 fib_entry_get_prefix (*feip, &pfx);
1642 send_ip6nd_proxy_details (reg,
1645 fib_entry_get_resolving_interface (*feip));
1648 vec_free (ctx.indices);
1652 vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp)
1654 vl_api_ip6nd_proxy_add_del_reply_t *rmp;
1657 VALIDATE_SW_IF_INDEX (mp);
1659 rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index),
1660 (ip6_address_t *) mp->address, mp->is_del);
1662 BAD_SW_IF_INDEX_LABEL;
1663 REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY);
1667 vl_api_ip6nd_send_router_solicitation_t_handler
1668 (vl_api_ip6nd_send_router_solicitation_t * mp)
1670 vl_api_ip6nd_send_router_solicitation_reply_t *rmp;
1671 icmp6_send_router_solicitation_params_t params;
1672 vlib_main_t *vm = vlib_get_main ();
1675 VALIDATE_SW_IF_INDEX (mp);
1677 BAD_SW_IF_INDEX_LABEL;
1678 REPLY_MACRO (VL_API_IP6ND_SEND_ROUTER_SOLICITATION_REPLY);
1683 params.irt = ntohl (mp->irt);
1684 params.mrt = ntohl (mp->mrt);
1685 params.mrc = ntohl (mp->mrc);
1686 params.mrd = ntohl (mp->mrd);
1688 icmp6_send_router_solicitation (vm, ntohl (mp->sw_if_index), mp->stop,
1693 vl_api_sw_interface_ip6_enable_disable_t_handler
1694 (vl_api_sw_interface_ip6_enable_disable_t * mp)
1696 vlib_main_t *vm = vlib_get_main ();
1697 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
1698 vnet_main_t *vnm = vnet_get_main ();
1700 clib_error_t *error;
1704 VALIDATE_SW_IF_INDEX (mp);
1707 (mp->enable == 1) ? enable_ip6_interface (vm,
1708 ntohl (mp->sw_if_index)) :
1709 disable_ip6_interface (vm, ntohl (mp->sw_if_index));
1713 clib_error_report (error);
1714 rv = VNET_API_ERROR_UNSPECIFIED;
1718 rv = vnm->api_errno;
1721 BAD_SW_IF_INDEX_LABEL;
1723 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
1727 vl_api_sw_interface_ip6_set_link_local_address_t_handler
1728 (vl_api_sw_interface_ip6_set_link_local_address_t * mp)
1730 vlib_main_t *vm = vlib_get_main ();
1731 vl_api_sw_interface_ip6_set_link_local_address_reply_t *rmp;
1733 clib_error_t *error;
1734 vnet_main_t *vnm = vnet_get_main ();
1738 VALIDATE_SW_IF_INDEX (mp);
1740 error = set_ip6_link_local_address (vm,
1741 ntohl (mp->sw_if_index),
1742 (ip6_address_t *) mp->address);
1745 clib_error_report (error);
1746 rv = VNET_API_ERROR_UNSPECIFIED;
1750 rv = vnm->api_errno;
1753 BAD_SW_IF_INDEX_LABEL;
1755 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY);
1759 vl_mfib_signal_send_one (vl_api_registration_t * reg,
1760 u32 context, const mfib_signal_t * mfs)
1762 vl_api_mfib_signal_details_t *mp;
1763 mfib_prefix_t prefix;
1767 mp = vl_msg_api_alloc (sizeof (*mp));
1769 memset (mp, 0, sizeof (*mp));
1770 mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS);
1771 mp->context = context;
1773 mfi = mfib_itf_get (mfs->mfs_itf);
1774 mfib_entry_get_prefix (mfs->mfs_entry, &prefix);
1775 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1777 mp->table_id = ntohl (mfib->mft_table_id);
1778 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1780 if (FIB_PROTOCOL_IP4 == prefix.fp_proto)
1782 mp->grp_address_len = ntohs (prefix.fp_len);
1784 memcpy (mp->grp_address, &prefix.fp_grp_addr.ip4, 4);
1785 if (prefix.fp_len > 32)
1787 memcpy (mp->src_address, &prefix.fp_src_addr.ip4, 4);
1792 mp->grp_address_len = ntohs (prefix.fp_len);
1797 if (0 != mfs->mfs_buffer_len)
1799 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1801 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1805 mp->ip_packet_len = 0;
1808 vl_api_send_msg (reg, (u8 *) mp);
1812 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1814 vl_api_registration_t *reg;
1816 reg = vl_api_client_index_to_registration (mp->client_index);
1820 while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context))
1825 vl_api_ip_container_proxy_add_del_t_handler
1826 (vl_api_ip_container_proxy_add_del_t * mp)
1828 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1829 vnet_ip_container_proxy_args_t args;
1831 clib_error_t *error;
1833 memset (&args, 0, sizeof (args));
1834 ip_set (&args.prefix.fp_addr, mp->ip, mp->is_ip4);
1835 args.prefix.fp_len = mp->plen ? mp->plen : (mp->is_ip4 ? 32 : 128);
1836 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1837 args.is_add = mp->is_add;
1838 if ((error = vnet_ip_container_proxy_add_del (&args)))
1840 rv = clib_error_get_code (error);
1841 clib_error_report (error);
1844 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1848 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
1851 vl_api_ioam_enable_reply_t *rmp;
1852 clib_error_t *error;
1854 /* Ignoring the profile id as currently a single profile
1856 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
1857 mp->seqno, mp->analyse);
1860 clib_error_report (error);
1861 rv = clib_error_get_code (error);
1864 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
1868 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
1871 vl_api_ioam_disable_reply_t *rmp;
1872 clib_error_t *error;
1874 error = clear_ioam_rewrite_fn ();
1877 clib_error_report (error);
1878 rv = clib_error_get_code (error);
1881 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
1885 vl_api_ip_source_and_port_range_check_add_del_t_handler
1886 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
1888 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
1891 u8 is_ipv6 = mp->is_ipv6;
1892 u8 is_add = mp->is_add;
1893 u8 mask_length = mp->mask_length;
1894 ip4_address_t ip4_addr;
1895 ip6_address_t ip6_addr;
1897 u16 *high_ports = 0;
1899 u16 tmp_low, tmp_high;
1903 // Validate port range
1904 num_ranges = mp->number_of_ranges;
1905 if (num_ranges > 32)
1906 { // This is size of array in VPE.API
1907 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
1911 vec_reset_length (low_ports);
1912 vec_reset_length (high_ports);
1914 for (i = 0; i < num_ranges; i++)
1916 tmp_low = mp->low_ports[i];
1917 tmp_high = mp->high_ports[i];
1918 // If tmp_low <= tmp_high then only need to check tmp_low = 0
1919 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
1920 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
1922 rv = VNET_API_ERROR_INVALID_VALUE;
1925 vec_add1 (low_ports, tmp_low);
1926 vec_add1 (high_ports, tmp_high + 1);
1929 // Validate mask_length
1930 if ((is_ipv6 && mask_length > 128) || (!is_ipv6 && mask_length > 32))
1932 rv = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH;
1936 vrf_id = ntohl (mp->vrf_id);
1940 rv = VNET_API_ERROR_INVALID_VALUE;
1947 clib_memcpy (ip6_addr.as_u8, mp->address, sizeof (ip6_addr.as_u8));
1948 rv = ip6_source_and_port_range_check_add_del (&ip6_addr,
1952 high_ports, is_add);
1956 clib_memcpy (ip4_addr.data, mp->address, sizeof (ip4_addr));
1957 rv = ip4_source_and_port_range_check_add_del (&ip4_addr,
1961 high_ports, is_add);
1965 vec_free (low_ports);
1966 vec_free (high_ports);
1967 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
1971 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
1972 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
1974 vlib_main_t *vm = vlib_get_main ();
1975 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
1976 ip4_main_t *im = &ip4_main;
1979 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
1980 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
1984 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
1985 ntohl (mp->tcp_out_vrf_id);
1986 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
1987 ntohl (mp->udp_out_vrf_id);
1988 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
1989 ntohl (mp->tcp_in_vrf_id);
1990 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
1991 ntohl (mp->udp_in_vrf_id);
1994 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
1996 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
1998 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
2002 rv = VNET_API_ERROR_INVALID_VALUE;
2006 fib_index[i] = p[0];
2011 sw_if_index = ntohl (mp->sw_if_index);
2013 VALIDATE_SW_IF_INDEX (mp);
2016 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
2019 BAD_SW_IF_INDEX_LABEL;
2022 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
2025 #define IP4_ARP_EVENT 3
2026 #define IP6_ND_EVENT 4
2028 static int arp_change_delete_callback (u32 pool_index, u8 * notused);
2029 static int nd_change_delete_callback (u32 pool_index, u8 * notused);
2030 static vlib_node_registration_t ip_resolver_process_node;
2033 handle_ip4_arp_event (u32 pool_index)
2035 vpe_api_main_t *vam = &vpe_api_main;
2036 vnet_main_t *vnm = vam->vnet_main;
2037 vlib_main_t *vm = vam->vlib_main;
2038 vl_api_ip4_arp_event_t *event;
2039 vl_api_ip4_arp_event_t *mp;
2040 vl_api_registration_t *reg;
2042 /* Client can cancel, die, etc. */
2043 if (pool_is_free_index (vam->arp_events, pool_index))
2046 event = pool_elt_at_index (vam->arp_events, pool_index);
2048 reg = vl_api_client_index_to_registration (event->client_index);
2051 (void) vnet_add_del_ip4_arp_change_event
2052 (vnm, arp_change_delete_callback,
2053 event->pid, &event->address,
2054 ip_resolver_process_node.index, IP4_ARP_EVENT,
2055 ~0 /* pool index, notused */ , 0 /* is_add */ );
2059 if (vl_api_can_send_msg (reg))
2061 mp = vl_msg_api_alloc (sizeof (*mp));
2062 clib_memcpy (mp, event, sizeof (*mp));
2063 vl_api_send_msg (reg, (u8 *) mp);
2067 static f64 last_time;
2069 * Throttle syslog msgs.
2070 * It's pretty tempting to just revoke the registration...
2072 if (vlib_time_now (vm) > last_time + 10.0)
2074 clib_warning ("arp event for %U to pid %d: queue stuffed!",
2075 format_ip4_address, &event->address, event->pid);
2076 last_time = vlib_time_now (vm);
2082 handle_ip6_nd_event (u32 pool_index)
2084 vpe_api_main_t *vam = &vpe_api_main;
2085 vnet_main_t *vnm = vam->vnet_main;
2086 vlib_main_t *vm = vam->vlib_main;
2087 vl_api_ip6_nd_event_t *event;
2088 vl_api_ip6_nd_event_t *mp;
2089 vl_api_registration_t *reg;
2091 /* Client can cancel, die, etc. */
2092 if (pool_is_free_index (vam->nd_events, pool_index))
2095 event = pool_elt_at_index (vam->nd_events, pool_index);
2097 reg = vl_api_client_index_to_registration (event->client_index);
2100 (void) vnet_add_del_ip6_nd_change_event
2101 (vnm, nd_change_delete_callback,
2102 event->pid, &event->address,
2103 ip_resolver_process_node.index, IP6_ND_EVENT,
2104 ~0 /* pool index, notused */ , 0 /* is_add */ );
2108 if (vl_api_can_send_msg (reg))
2110 mp = vl_msg_api_alloc (sizeof (*mp));
2111 clib_memcpy (mp, event, sizeof (*mp));
2112 vl_api_send_msg (reg, (u8 *) mp);
2116 static f64 last_time;
2118 * Throttle syslog msgs.
2119 * It's pretty tempting to just revoke the registration...
2121 if (vlib_time_now (vm) > last_time + 10.0)
2123 clib_warning ("ip6 nd event for %U to pid %d: queue stuffed!",
2124 format_ip6_address, &event->address, event->pid);
2125 last_time = vlib_time_now (vm);
2131 resolver_process (vlib_main_t * vm,
2132 vlib_node_runtime_t * rt, vlib_frame_t * f)
2134 volatile f64 timeout = 100.0;
2135 volatile uword *event_data = 0;
2139 vlib_process_wait_for_event_or_clock (vm, timeout);
2142 vlib_process_get_events (vm, (uword **) & event_data);
2148 for (i = 0; i < vec_len (event_data); i++)
2149 handle_ip4_arp_event (event_data[i]);
2153 for (i = 0; i < vec_len (event_data); i++)
2154 handle_ip6_nd_event (event_data[i]);
2157 case ~0: /* timeout */
2161 vec_reset_length (event_data);
2163 return 0; /* or not */
2167 VLIB_REGISTER_NODE (ip_resolver_process_node,static) = {
2168 .function = resolver_process,
2169 .type = VLIB_NODE_TYPE_PROCESS,
2170 .name = "ip-route-resolver-process",
2175 nd_change_data_callback (u32 pool_index, u8 * new_mac,
2176 u32 sw_if_index, ip6_address_t * address)
2178 vpe_api_main_t *am = &vpe_api_main;
2179 vl_api_ip6_nd_event_t *event;
2181 if (pool_is_free_index (am->nd_events, pool_index))
2184 event = pool_elt_at_index (am->nd_events, pool_index);
2185 if (eth_mac_equal (event->new_mac, new_mac) &&
2186 sw_if_index == ntohl (event->sw_if_index))
2191 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2192 event->sw_if_index = htonl (sw_if_index);
2197 arp_change_delete_callback (u32 pool_index, u8 * notused)
2199 vpe_api_main_t *am = &vpe_api_main;
2201 if (pool_is_free_index (am->arp_events, pool_index))
2204 pool_put_index (am->arp_events, pool_index);
2209 nd_change_delete_callback (u32 pool_index, u8 * notused)
2211 vpe_api_main_t *am = &vpe_api_main;
2213 if (pool_is_free_index (am->nd_events, pool_index))
2216 pool_put_index (am->nd_events, pool_index);
2220 static vlib_node_registration_t wc_arp_process_node;
2223 { WC_ARP_REPORT, WC_ND_REPORT, RA_REPORT, REPORT_MAX };
2226 wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
2228 /* These cross the longjmp boundry (vlib_process_wait_for_event)
2229 * and need to be volatile - to prevent them from being optimized into
2230 * a register - which could change during suspension */
2232 volatile wc_arp_report_t arp_prev = { 0 };
2233 volatile wc_nd_report_t nd_prev = { 0 };
2234 volatile f64 last_arp = vlib_time_now (vm);
2235 volatile f64 last_nd = vlib_time_now (vm);
2239 vlib_process_wait_for_event (vm);
2240 uword event_type = WC_ARP_REPORT;
2241 void *event_data = vlib_process_get_event_data (vm, &event_type);
2243 f64 now = vlib_time_now (vm);
2245 if (event_type == WC_ARP_REPORT)
2247 wc_arp_report_t *arp_events = event_data;
2248 for (i = 0; i < vec_len (arp_events); i++)
2250 /* discard dup event */
2251 if (arp_prev.ip4 == arp_events[i].ip4 &&
2252 eth_mac_equal ((u8 *) arp_prev.mac, arp_events[i].mac) &&
2253 arp_prev.sw_if_index == arp_events[i].sw_if_index &&
2254 (now - last_arp) < 10.0)
2258 arp_prev = arp_events[i];
2260 vpe_client_registration_t *reg;
2262 pool_foreach(reg, vpe_api_main.wc_ip4_arp_events_registrations,
2264 vl_api_registration_t *vl_reg;
2265 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2266 ASSERT (vl_reg != NULL);
2267 if (reg && vl_api_can_send_msg (vl_reg))
2269 vl_api_ip4_arp_event_t * event = vl_msg_api_alloc (sizeof *event);
2270 memset (event, 0, sizeof *event);
2271 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2272 event->client_index = reg->client_index;
2273 event->pid = reg->client_pid;
2275 event->address = arp_events[i].ip4;
2276 event->sw_if_index = htonl(arp_events[i].sw_if_index);
2277 memcpy(event->new_mac, arp_events[i].mac, sizeof event->new_mac);
2278 vl_api_send_msg (vl_reg, (u8 *) event);
2284 else if (event_type == WC_ND_REPORT)
2286 wc_nd_report_t *nd_events = event_data;
2287 for (i = 0; i < vec_len (nd_events); i++)
2289 /* discard dup event */
2290 if (ip6_address_is_equal
2291 ((ip6_address_t *) & nd_prev.ip6, &nd_events[i].ip6)
2292 && eth_mac_equal ((u8 *) nd_prev.mac, nd_events[i].mac)
2293 && nd_prev.sw_if_index == nd_events[i].sw_if_index
2294 && (now - last_nd) < 10.0)
2298 nd_prev = nd_events[i];
2300 vpe_client_registration_t *reg;
2302 pool_foreach(reg, vpe_api_main.wc_ip6_nd_events_registrations,
2304 vl_api_registration_t *vl_reg;
2305 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2306 if (vl_reg && vl_api_can_send_msg (vl_reg))
2308 vl_api_ip6_nd_event_t * event = vl_msg_api_alloc (sizeof *event);
2309 memset (event, 0, sizeof *event);
2310 event->_vl_msg_id = htons (VL_API_IP6_ND_EVENT);
2311 event->client_index = reg->client_index;
2312 event->pid = reg->client_pid;
2314 memcpy(event->address, nd_events[i].ip6.as_u8, sizeof event->address);
2315 event->sw_if_index = htonl(nd_events[i].sw_if_index);
2316 memcpy(event->new_mac, nd_events[i].mac, sizeof event->new_mac);
2317 vl_api_send_msg (vl_reg, (u8 *) event);
2323 else if (event_type == RA_REPORT)
2325 ra_report_t *ra_events = event_data;
2326 for (i = 0; i < vec_len (ra_events); i++)
2328 vpe_client_registration_t *reg;
2330 pool_foreach(reg, vpe_api_main.ip6_ra_events_registrations,
2332 vl_api_registration_t *vl_reg;
2334 vl_api_client_index_to_registration (reg->client_index);
2335 if (vl_reg && vl_api_can_send_msg (vl_reg))
2338 sizeof (vl_api_ip6_ra_event_t) +
2339 vec_len (ra_events[i].prefixes) *
2340 sizeof (vl_api_ip6_ra_prefix_info_t);
2341 vl_api_ip6_ra_event_t *event =
2342 vl_msg_api_alloc (event_size);
2343 memset (event, 0, event_size);
2344 event->_vl_msg_id = htons (VL_API_IP6_RA_EVENT);
2345 event->client_index = reg->client_index;
2346 event->pid = reg->client_pid;
2348 event->sw_if_index = clib_host_to_net_u32 (ra_events[i].sw_if_index);
2350 memcpy (event->router_address, ra_events[i].router_address, 16);
2352 event->current_hop_limit = ra_events[i].current_hop_limit;
2353 event->flags = ra_events[i].flags;
2354 event->router_lifetime_in_sec =
2355 clib_host_to_net_u16 (ra_events
2356 [i].router_lifetime_in_sec);
2357 event->neighbor_reachable_time_in_msec =
2358 clib_host_to_net_u32 (ra_events
2359 [i].neighbor_reachable_time_in_msec);
2360 event->time_in_msec_between_retransmitted_neighbor_solicitations
2362 clib_host_to_net_u32 (ra_events
2363 [i].time_in_msec_between_retransmitted_neighbor_solicitations);
2366 clib_host_to_net_u32 (vec_len (ra_events[i].prefixes));
2367 vl_api_ip6_ra_prefix_info_t *prefix =
2368 (typeof (prefix)) event->prefixes;
2370 for (j = 0; j < vec_len (ra_events[i].prefixes); j++)
2372 ra_report_prefix_info_t *info =
2373 &ra_events[i].prefixes[j];
2374 memcpy (prefix->dst_address, info->dst_address.as_u8,
2376 prefix->dst_address_length = info->dst_address_length;
2377 prefix->flags = info->flags;
2378 prefix->valid_time =
2379 clib_host_to_net_u32 (info->valid_time);
2380 prefix->preferred_time =
2381 clib_host_to_net_u32 (info->preferred_time);
2385 vl_api_send_msg (vl_reg, (u8 *) event);
2391 vlib_process_put_event_data (vm, event_data);
2398 VLIB_REGISTER_NODE (wc_arp_process_node,static) = {
2399 .function = wc_arp_process,
2400 .type = VLIB_NODE_TYPE_PROCESS,
2401 .name = "wildcard-ip4-arp-publisher-process",
2406 arp_change_data_callback (u32 pool_index, u8 * new_mac,
2407 u32 sw_if_index, u32 address)
2409 vpe_api_main_t *am = &vpe_api_main;
2410 vl_api_ip4_arp_event_t *event;
2412 if (pool_is_free_index (am->arp_events, pool_index))
2415 event = pool_elt_at_index (am->arp_events, pool_index);
2416 if (eth_mac_equal (event->new_mac, new_mac) &&
2417 sw_if_index == ntohl (event->sw_if_index))
2422 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2423 event->sw_if_index = htonl (sw_if_index);
2428 vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp)
2430 vpe_api_main_t *am = &vpe_api_main;
2431 vnet_main_t *vnm = vnet_get_main ();
2432 vl_api_want_ip4_arp_events_reply_t *rmp;
2435 if (mp->address == 0)
2438 hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index);
2439 vpe_client_registration_t *rp;
2442 if (mp->enable_disable)
2444 clib_warning ("pid %d: already enabled...", mp->pid);
2445 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2451 pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2452 pool_put (am->wc_ip4_arp_events_registrations, rp);
2453 hash_unset (am->wc_ip4_arp_events_registration_hash,
2455 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2456 wc_arp_set_publisher_node (~0, REPORT_MAX);
2460 if (mp->enable_disable == 0)
2462 clib_warning ("pid %d: already disabled...", mp->pid);
2463 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2466 pool_get (am->wc_ip4_arp_events_registrations, rp);
2467 rp->client_index = mp->client_index;
2468 rp->client_pid = mp->pid;
2469 hash_set (am->wc_ip4_arp_events_registration_hash, rp->client_index,
2470 rp - am->wc_ip4_arp_events_registrations);
2471 wc_arp_set_publisher_node (wc_arp_process_node.index, WC_ARP_REPORT);
2475 if (mp->enable_disable)
2477 vl_api_ip4_arp_event_t *event;
2478 pool_get (am->arp_events, event);
2479 rv = vnet_add_del_ip4_arp_change_event
2480 (vnm, arp_change_data_callback,
2481 mp->pid, &mp->address /* addr, in net byte order */ ,
2482 ip_resolver_process_node.index,
2483 IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ );
2487 pool_put (am->arp_events, event);
2490 memset (event, 0, sizeof (*event));
2492 /* Python API expects events to have no context */
2493 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2494 event->client_index = mp->client_index;
2495 event->address = mp->address;
2496 event->pid = mp->pid;
2497 if (mp->address == 0)
2502 rv = vnet_add_del_ip4_arp_change_event
2503 (vnm, arp_change_delete_callback,
2504 mp->pid, &mp->address /* addr, in net byte order */ ,
2505 ip_resolver_process_node.index,
2506 IP4_ARP_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2509 REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY);
2513 vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp)
2515 vpe_api_main_t *am = &vpe_api_main;
2516 vnet_main_t *vnm = vnet_get_main ();
2517 vl_api_want_ip6_nd_events_reply_t *rmp;
2520 if (ip6_address_is_zero ((ip6_address_t *) mp->address))
2523 hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index);
2524 vpe_client_registration_t *rp;
2527 if (mp->enable_disable)
2529 clib_warning ("pid %d: already enabled...", mp->pid);
2530 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2536 pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2537 pool_put (am->wc_ip6_nd_events_registrations, rp);
2538 hash_unset (am->wc_ip6_nd_events_registration_hash,
2540 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2541 wc_nd_set_publisher_node (~0, REPORT_MAX);
2545 if (mp->enable_disable == 0)
2547 clib_warning ("pid %d: already disabled...", mp->pid);
2548 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2551 pool_get (am->wc_ip6_nd_events_registrations, rp);
2552 rp->client_index = mp->client_index;
2553 rp->client_pid = mp->pid;
2554 hash_set (am->wc_ip6_nd_events_registration_hash, rp->client_index,
2555 rp - am->wc_ip6_nd_events_registrations);
2556 wc_nd_set_publisher_node (wc_arp_process_node.index, WC_ND_REPORT);
2560 if (mp->enable_disable)
2562 vl_api_ip6_nd_event_t *event;
2563 pool_get (am->nd_events, event);
2565 rv = vnet_add_del_ip6_nd_change_event
2566 (vnm, nd_change_data_callback,
2567 mp->pid, mp->address /* addr, in net byte order */ ,
2568 ip_resolver_process_node.index,
2569 IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ );
2573 pool_put (am->nd_events, event);
2576 memset (event, 0, sizeof (*event));
2578 event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT);
2579 event->client_index = mp->client_index;
2580 clib_memcpy (event->address, mp->address, sizeof event->address);
2581 event->pid = mp->pid;
2585 rv = vnet_add_del_ip6_nd_change_event
2586 (vnm, nd_change_delete_callback,
2587 mp->pid, mp->address /* addr, in net byte order */ ,
2588 ip_resolver_process_node.index,
2589 IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2592 REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY);
2596 vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp)
2598 vpe_api_main_t *am = &vpe_api_main;
2599 vl_api_want_ip6_ra_events_reply_t *rmp;
2602 uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index);
2603 vpe_client_registration_t *rp;
2606 if (mp->enable_disable)
2608 clib_warning ("pid %d: already enabled...", ntohl (mp->pid));
2609 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2614 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2615 pool_put (am->ip6_ra_events_registrations, rp);
2616 hash_unset (am->ip6_ra_events_registration_hash, mp->client_index);
2617 if (pool_elts (am->ip6_ra_events_registrations) == 0)
2618 ra_set_publisher_node (~0, REPORT_MAX);
2622 if (mp->enable_disable == 0)
2624 clib_warning ("pid %d: already disabled...", ntohl (mp->pid));
2625 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2628 pool_get (am->ip6_ra_events_registrations, rp);
2629 rp->client_index = mp->client_index;
2630 rp->client_pid = ntohl (mp->pid);
2631 hash_set (am->ip6_ra_events_registration_hash, rp->client_index,
2632 rp - am->ip6_ra_events_registrations);
2633 ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT);
2636 REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY);
2640 vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
2642 vl_api_proxy_arp_add_del_reply_t *rmp;
2645 ip4_main_t *im = &ip4_main;
2646 int vnet_proxy_arp_add_del (ip4_address_t * lo_addr,
2647 ip4_address_t * hi_addr,
2648 u32 fib_index, int is_del);
2651 stats_dslock_with_hint (1 /* release hint */ , 6 /* tag */ );
2653 p = hash_get (im->fib_index_by_table_id, ntohl (mp->vrf_id));
2657 rv = VNET_API_ERROR_NO_SUCH_FIB;
2663 rv = vnet_proxy_arp_add_del ((ip4_address_t *) mp->low_address,
2664 (ip4_address_t *) mp->hi_address,
2665 fib_index, mp->is_add == 0);
2669 REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY);
2673 vl_api_proxy_arp_intfc_enable_disable_t_handler
2674 (vl_api_proxy_arp_intfc_enable_disable_t * mp)
2677 vnet_main_t *vnm = vnet_get_main ();
2678 vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp;
2680 VALIDATE_SW_IF_INDEX (mp);
2682 vnet_sw_interface_t *si =
2683 vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
2687 if (mp->enable_disable)
2688 si->flags |= VNET_SW_INTERFACE_FLAG_PROXY_ARP;
2690 si->flags &= ~VNET_SW_INTERFACE_FLAG_PROXY_ARP;
2692 BAD_SW_IF_INDEX_LABEL;
2694 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
2698 vl_api_ip_probe_neighbor_t_handler (vl_api_ip_probe_neighbor_t * mp)
2701 vlib_main_t *vm = vlib_get_main ();
2702 vl_api_ip_probe_neighbor_reply_t *rmp;
2703 clib_error_t *error;
2705 VALIDATE_SW_IF_INDEX (mp);
2707 u32 sw_if_index = ntohl (mp->sw_if_index);
2710 error = ip6_probe_neighbor (vm, (ip6_address_t *) mp->dst_address,
2713 error = ip4_probe_neighbor (vm, (ip4_address_t *) mp->dst_address,
2718 clib_error_report (error);
2719 rv = clib_error_get_code (error);
2722 BAD_SW_IF_INDEX_LABEL;
2724 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
2728 vl_api_ip_scan_neighbor_enable_disable_t_handler
2729 (vl_api_ip_scan_neighbor_enable_disable_t * mp)
2732 vl_api_ip_scan_neighbor_enable_disable_reply_t *rmp;
2733 ip_neighbor_scan_arg_t arg;
2735 arg.mode = mp->mode;
2736 arg.scan_interval = mp->scan_interval;
2737 arg.max_proc_time = mp->max_proc_time;
2738 arg.max_update = mp->max_update;
2739 arg.scan_int_delay = mp->scan_int_delay;
2740 arg.stale_threshold = mp->stale_threshold;
2741 ip_neighbor_scan_enable_disable (&arg);
2743 REPLY_MACRO (VL_API_IP_SCAN_NEIGHBOR_ENABLE_DISABLE_REPLY);
2747 ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2749 vnet_main_t *vnm = vnet_get_main ();
2750 vnet_interface_main_t *im = &vnm->interface_main;
2751 ip4_main_t *im4 = &ip4_main;
2752 static u32 *sw_if_indices_to_shut;
2753 fib_table_t *fib_table;
2757 int rv = VNET_API_ERROR_NO_SUCH_FIB;
2758 u32 target_fib_id = ntohl (mp->vrf_id);
2760 stats_dslock_with_hint (1 /* release hint */ , 8 /* tag */ );
2763 pool_foreach (fib_table, im4->fibs,
2765 vnet_sw_interface_t * si;
2767 fib = pool_elt_at_index (im4->v4_fibs, fib_table->ft_index);
2769 if (fib->table_id != target_fib_id)
2772 /* remove any mpls encap/decap labels */
2773 mpls_fib_reset_labels (fib->table_id);
2775 /* remove any proxy arps in this fib */
2776 vnet_proxy_arp_fib_reset (fib->table_id);
2778 /* Set the flow hash for this fib to the default */
2779 vnet_set_ip4_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
2781 vec_reset_length (sw_if_indices_to_shut);
2783 /* Shut down interfaces in this FIB / clean out intfc routes */
2784 pool_foreach (si, im->sw_interfaces,
2786 u32 sw_if_index = si->sw_if_index;
2788 if (sw_if_index < vec_len (im4->fib_index_by_sw_if_index)
2789 && (im4->fib_index_by_sw_if_index[si->sw_if_index] ==
2791 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
2794 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
2795 sw_if_index = sw_if_indices_to_shut[i];
2797 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
2798 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
2799 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
2802 fib_table_flush(fib->index, FIB_PROTOCOL_IP4, FIB_SOURCE_API);
2806 })); /* pool_foreach (fib) */
2814 ip6_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2816 vnet_main_t *vnm = vnet_get_main ();
2817 vnet_interface_main_t *im = &vnm->interface_main;
2818 ip6_main_t *im6 = &ip6_main;
2819 static u32 *sw_if_indices_to_shut;
2820 fib_table_t *fib_table;
2824 int rv = VNET_API_ERROR_NO_SUCH_FIB;
2825 u32 target_fib_id = ntohl (mp->vrf_id);
2827 stats_dslock_with_hint (1 /* release hint */ , 9 /* tag */ );
2830 pool_foreach (fib_table, im6->fibs,
2832 vnet_sw_interface_t * si;
2834 fib = pool_elt_at_index (im6->v6_fibs, fib_table->ft_index);
2836 if (fib->table_id != target_fib_id)
2839 vec_reset_length (sw_if_indices_to_shut);
2841 /* Set the flow hash for this fib to the default */
2842 vnet_set_ip6_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
2844 /* Shut down interfaces in this FIB / clean out intfc routes */
2845 pool_foreach (si, im->sw_interfaces,
2847 if (im6->fib_index_by_sw_if_index[si->sw_if_index] ==
2849 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
2852 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
2853 sw_if_index = sw_if_indices_to_shut[i];
2855 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
2856 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
2857 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
2860 fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API);
2864 })); /* pool_foreach (fib) */
2872 vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp)
2875 vl_api_reset_fib_reply_t *rmp;
2878 rv = ip6_reset_fib_t_handler (mp);
2880 rv = ip4_reset_fib_t_handler (mp);
2882 REPLY_MACRO (VL_API_RESET_FIB_REPLY);
2886 vl_api_set_arp_neighbor_limit_t_handler (vl_api_set_arp_neighbor_limit_t * mp)
2889 vl_api_set_arp_neighbor_limit_reply_t *rmp;
2890 vnet_main_t *vnm = vnet_get_main ();
2891 clib_error_t *error;
2896 error = ip6_set_neighbor_limit (ntohl (mp->arp_neighbor_limit));
2898 error = ip4_set_arp_limit (ntohl (mp->arp_neighbor_limit));
2902 clib_error_report (error);
2903 rv = VNET_API_ERROR_UNSPECIFIED;
2907 rv = vnm->api_errno;
2910 REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY);
2914 vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp)
2916 vl_api_ip_reassembly_set_reply_t *rmp;
2920 rv = ip6_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
2921 clib_net_to_host_u32 (mp->max_reassemblies),
2922 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
2926 rv = ip4_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
2927 clib_net_to_host_u32 (mp->max_reassemblies),
2928 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
2931 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
2935 vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp)
2937 unix_shared_memory_queue_t *q;
2939 q = vl_api_client_index_to_input_queue (mp->client_index);
2944 vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp));
2945 memset (rmp, 0, sizeof (*rmp));
2946 rmp->_vl_msg_id = ntohs (VL_API_IP_REASSEMBLY_GET_REPLY);
2947 rmp->context = mp->context;
2952 ip6_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
2953 &rmp->expire_walk_interval_ms);
2958 ip4_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
2959 &rmp->expire_walk_interval_ms);
2961 rmp->timeout_ms = clib_host_to_net_u32 (rmp->timeout_ms);
2962 rmp->max_reassemblies = clib_host_to_net_u32 (rmp->max_reassemblies);
2963 rmp->expire_walk_interval_ms =
2964 clib_host_to_net_u32 (rmp->expire_walk_interval_ms);
2965 vl_msg_api_send_shmem (q, (u8 *) & rmp);
2969 vl_api_ip_reassembly_enable_disable_t_handler
2970 (vl_api_ip_reassembly_enable_disable_t * mp)
2972 vl_api_ip_reassembly_enable_disable_reply_t *rmp;
2974 rv = ip4_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
2978 rv = ip6_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
2982 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
2985 #define vl_msg_name_crc_list
2986 #include <vnet/ip/ip.api.h>
2987 #undef vl_msg_name_crc_list
2990 setup_message_id_table (api_main_t * am)
2992 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
2993 foreach_vl_msg_name_crc_ip;
2997 static clib_error_t *
2998 ip_api_hookup (vlib_main_t * vm)
3000 api_main_t *am = &api_main;
3003 vl_msg_api_set_handlers(VL_API_##N, #n, \
3004 vl_api_##n##_t_handler, \
3006 vl_api_##n##_t_endian, \
3007 vl_api_##n##_t_print, \
3008 sizeof(vl_api_##n##_t), 1);
3013 * Set up the (msg_name, crc, message-id) table
3015 setup_message_id_table (am);
3020 VLIB_API_INIT_FUNCTION (ip_api_hookup);
3023 * fd.io coding-style-patch-verification: ON
3026 * eval: (c-set-style "gnu")