2 *------------------------------------------------------------------
3 * ip_api.c - vnet ip api
5 * Copyright (c) 2016 Cisco and/or its affiliates.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at:
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *------------------------------------------------------------------
20 #include <vnet/vnet.h>
21 #include <vlibmemory/api.h>
23 #include <vnet/interface.h>
24 #include <vnet/api_errno.h>
25 #include <vnet/ethernet/ethernet.h>
26 #include <vnet/ethernet/ethernet_types_api.h>
27 #include <vnet/ip/ip.h>
28 #include <vnet/ip/ip_neighbor.h>
29 #include <vnet/ip/ip_types_api.h>
30 #include <vnet/ip/ip6_neighbor.h>
31 #include <vnet/ip/ip_punt_drop.h>
32 #include <vnet/fib/fib_table.h>
33 #include <vnet/fib/fib_api.h>
34 #include <vnet/dpo/drop_dpo.h>
35 #include <vnet/dpo/receive_dpo.h>
36 #include <vnet/dpo/lookup_dpo.h>
37 #include <vnet/dpo/classify_dpo.h>
38 #include <vnet/dpo/ip_null_dpo.h>
39 #include <vnet/ethernet/arp_packet.h>
40 #include <vnet/mfib/ip6_mfib.h>
41 #include <vnet/mfib/ip4_mfib.h>
42 #include <vnet/mfib/mfib_signal.h>
43 #include <vnet/mfib/mfib_entry.h>
44 #include <vnet/ip/ip_source_and_port_range_check.h>
45 #include <vnet/fib/ip4_fib.h>
46 #include <vnet/fib/ip6_fib.h>
47 #include <vnet/fib/fib_path_list.h>
48 #include <vnet/ip/ip6_hop_by_hop.h>
49 #include <vnet/ip/ip4_reassembly.h>
50 #include <vnet/ip/ip6_reassembly.h>
51 #include <vnet/ethernet/arp.h>
52 #include <vnet/ip/ip_types_api.h>
54 #include <vnet/vnet_msg_enum.h>
56 #define vl_typedefs /* define message structures */
57 #include <vnet/vnet_all_api_h.h>
60 #define vl_endianfun /* define message structures */
61 #include <vnet/vnet_all_api_h.h>
64 /* instantiate all the print functions we know about */
65 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
67 #include <vnet/vnet_all_api_h.h>
70 #include <vlibapi/api_helper_macros.h>
73 #define foreach_ip_api_msg \
74 _(IP_FIB_DUMP, ip_fib_dump) \
75 _(IP6_FIB_DUMP, ip6_fib_dump) \
76 _(IP_MFIB_DUMP, ip_mfib_dump) \
77 _(IP6_MFIB_DUMP, ip6_mfib_dump) \
78 _(IP_NEIGHBOR_DUMP, ip_neighbor_dump) \
79 _(IP_MROUTE_ADD_DEL, ip_mroute_add_del) \
80 _(MFIB_SIGNAL_DUMP, mfib_signal_dump) \
81 _(IP_ADDRESS_DUMP, ip_address_dump) \
82 _(IP_UNNUMBERED_DUMP, ip_unnumbered_dump) \
84 _(IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del) \
85 _(SET_ARP_NEIGHBOR_LIMIT, set_arp_neighbor_limit) \
86 _(IP_PROBE_NEIGHBOR, ip_probe_neighbor) \
87 _(IP_SCAN_NEIGHBOR_ENABLE_DISABLE, ip_scan_neighbor_enable_disable) \
88 _(WANT_IP4_ARP_EVENTS, want_ip4_arp_events) \
89 _(WANT_IP6_ND_EVENTS, want_ip6_nd_events) \
90 _(WANT_IP6_RA_EVENTS, want_ip6_ra_events) \
91 _(PROXY_ARP_ADD_DEL, proxy_arp_add_del) \
92 _(PROXY_ARP_DUMP, proxy_arp_dump) \
93 _(PROXY_ARP_INTFC_ENABLE_DISABLE, proxy_arp_intfc_enable_disable) \
94 _(PROXY_ARP_INTFC_DUMP, proxy_arp_intfc_dump) \
95 _(RESET_FIB, reset_fib) \
96 _(IP_ADD_DEL_ROUTE, ip_add_del_route) \
97 _(IP_TABLE_ADD_DEL, ip_table_add_del) \
98 _(IP_PUNT_POLICE, ip_punt_police) \
99 _(IP_PUNT_REDIRECT, ip_punt_redirect) \
100 _(SET_IP_FLOW_HASH,set_ip_flow_hash) \
101 _(SW_INTERFACE_IP6ND_RA_CONFIG, sw_interface_ip6nd_ra_config) \
102 _(SW_INTERFACE_IP6ND_RA_PREFIX, sw_interface_ip6nd_ra_prefix) \
103 _(IP6ND_PROXY_ADD_DEL, ip6nd_proxy_add_del) \
104 _(IP6ND_PROXY_DUMP, ip6nd_proxy_dump) \
105 _(IP6ND_SEND_ROUTER_SOLICITATION, ip6nd_send_router_solicitation) \
106 _(SW_INTERFACE_IP6_ENABLE_DISABLE, sw_interface_ip6_enable_disable ) \
107 _(IP_CONTAINER_PROXY_ADD_DEL, ip_container_proxy_add_del) \
108 _(IP_CONTAINER_PROXY_DUMP, ip_container_proxy_dump) \
109 _(IOAM_ENABLE, ioam_enable) \
110 _(IOAM_DISABLE, ioam_disable) \
111 _(IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL, \
112 ip_source_and_port_range_check_add_del) \
113 _(IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL, \
114 ip_source_and_port_range_check_interface_add_del) \
115 _(IP_SOURCE_CHECK_INTERFACE_ADD_DEL, \
116 ip_source_check_interface_add_del) \
117 _(IP_REASSEMBLY_SET, ip_reassembly_set) \
118 _(IP_REASSEMBLY_GET, ip_reassembly_get) \
119 _(IP_REASSEMBLY_ENABLE_DISABLE, ip_reassembly_enable_disable) \
120 _(IP_PUNT_REDIRECT_DUMP, ip_punt_redirect_dump)
123 static vl_api_ip_neighbor_flags_t
124 ip_neighbor_flags_encode (ip_neighbor_flags_t f)
126 vl_api_ip_neighbor_flags_t v = IP_API_NEIGHBOR_FLAG_NONE;
128 if (f & IP_NEIGHBOR_FLAG_STATIC)
129 v |= IP_API_NEIGHBOR_FLAG_STATIC;
130 if (f & IP_NEIGHBOR_FLAG_NO_FIB_ENTRY)
131 v |= IP_API_NEIGHBOR_FLAG_NO_FIB_ENTRY;
133 return (clib_host_to_net_u32 (v));
137 send_ip_neighbor_details (u32 sw_if_index,
138 const ip46_address_t * ip_address,
139 const mac_address_t * mac,
140 ip_neighbor_flags_t flags,
141 vl_api_registration_t * reg, u32 context)
143 vl_api_ip_neighbor_details_t *mp;
145 mp = vl_msg_api_alloc (sizeof (*mp));
146 clib_memset (mp, 0, sizeof (*mp));
147 mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_DETAILS);
148 mp->context = context;
149 mp->neighbor.sw_if_index = htonl (sw_if_index);
150 mp->neighbor.flags = ip_neighbor_flags_encode (flags);
152 ip_address_encode (ip_address, IP46_TYPE_ANY, &mp->neighbor.ip_address);
153 mac_address_encode (mac, mp->neighbor.mac_address);
155 vl_api_send_msg (reg, (u8 *) mp);
159 vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp)
161 vl_api_registration_t *reg;
163 reg = vl_api_client_index_to_registration (mp->client_index);
167 u32 sw_if_index = ntohl (mp->sw_if_index);
171 ip6_neighbor_t *n, *ns;
173 ns = ip6_neighbors_entries (sw_if_index);
177 ip46_address_t nh = {
179 .as_u64[0] = n->key.ip6_address.as_u64[0],
180 .as_u64[1] = n->key.ip6_address.as_u64[1],
183 send_ip_neighbor_details (n->key.sw_if_index, &nh,
192 ethernet_arp_ip4_entry_t *n, *ns;
194 ns = ip4_neighbor_entries (sw_if_index);
198 ip46_address_t nh = {
200 .as_u32 = n->ip4_address.as_u32,
204 send_ip_neighbor_details (n->sw_if_index, &nh,
214 send_ip_fib_details (vpe_api_main_t * am,
215 vl_api_registration_t * reg,
216 const fib_table_t * table,
217 const fib_prefix_t * pfx,
218 fib_route_path_encode_t * api_rpaths, u32 context)
220 vl_api_ip_fib_details_t *mp;
221 fib_route_path_encode_t *api_rpath;
222 vl_api_fib_path_t *fp;
225 path_count = vec_len (api_rpaths);
226 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
229 clib_memset (mp, 0, sizeof (*mp));
230 mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS);
231 mp->context = context;
233 mp->table_id = htonl (table->ft_table_id);
234 memcpy (mp->table_name, table->ft_desc,
235 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
236 mp->address_length = pfx->fp_len;
237 memcpy (mp->address, &pfx->fp_addr.ip4, sizeof (pfx->fp_addr.ip4));
239 htonl (fib_table_entry_get_stats_index (table->ft_index, pfx));
241 mp->count = htonl (path_count);
243 vec_foreach (api_rpath, api_rpaths)
245 fib_api_path_encode (api_rpath, fp);
249 vl_api_send_msg (reg, (u8 *) mp);
252 typedef struct vl_api_ip_fib_dump_walk_ctx_t_
254 fib_node_index_t *feis;
255 } vl_api_ip_fib_dump_walk_ctx_t;
257 static fib_table_walk_rc_t
258 vl_api_ip_fib_dump_walk (fib_node_index_t fei, void *arg)
260 vl_api_ip_fib_dump_walk_ctx_t *ctx = arg;
262 vec_add1 (ctx->feis, fei);
264 return (FIB_TABLE_WALK_CONTINUE);
268 vl_api_ip_fib_dump_t_handler (vl_api_ip_fib_dump_t * mp)
270 vpe_api_main_t *am = &vpe_api_main;
271 vl_api_registration_t *reg;
272 ip4_main_t *im = &ip4_main;
273 fib_table_t *fib_table;
274 fib_node_index_t *lfeip;
275 const fib_prefix_t *pfx;
277 fib_route_path_encode_t *api_rpaths;
278 vl_api_ip_fib_dump_walk_ctx_t ctx = {
282 reg = vl_api_client_index_to_registration (mp->client_index);
287 pool_foreach (fib_table, im->fibs,
289 fib_table_walk(fib_table->ft_index,
291 vl_api_ip_fib_dump_walk,
296 vec_sort_with_function (ctx.feis, fib_entry_cmp_for_sort);
298 vec_foreach (lfeip, ctx.feis)
300 pfx = fib_entry_get_prefix (*lfeip);
301 fib_index = fib_entry_get_fib_index (*lfeip);
302 fib_table = fib_table_get (fib_index, pfx->fp_proto);
304 fib_entry_encode (*lfeip, &api_rpaths);
305 send_ip_fib_details (am, reg, fib_table, pfx, api_rpaths, mp->context);
306 vec_free (api_rpaths);
313 send_ip6_fib_details (vpe_api_main_t * am,
314 vl_api_registration_t * reg,
315 const fib_table_t * table,
316 const fib_prefix_t * pfx,
317 fib_route_path_encode_t * api_rpaths, u32 context)
319 vl_api_ip6_fib_details_t *mp;
320 fib_route_path_encode_t *api_rpath;
321 vl_api_fib_path_t *fp;
324 path_count = vec_len (api_rpaths);
325 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
328 clib_memset (mp, 0, sizeof (*mp));
329 mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS);
330 mp->context = context;
332 mp->table_id = htonl (table->ft_table_id);
333 mp->address_length = pfx->fp_len;
334 memcpy (mp->address, &pfx->fp_addr.ip6, sizeof (pfx->fp_addr.ip6));
335 memcpy (mp->table_name, table->ft_desc,
336 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
338 htonl (fib_table_entry_get_stats_index (table->ft_index, pfx));
340 mp->count = htonl (path_count);
342 vec_foreach (api_rpath, api_rpaths)
344 fib_api_path_encode (api_rpath, fp);
348 vl_api_send_msg (reg, (u8 *) mp);
351 typedef struct apt_ip6_fib_show_ctx_t_
353 fib_node_index_t *entries;
354 } api_ip6_fib_show_ctx_t;
356 static fib_table_walk_rc_t
357 api_ip6_fib_table_put_entries (fib_node_index_t fei, void *arg)
359 api_ip6_fib_show_ctx_t *ctx = arg;
361 vec_add1 (ctx->entries, fei);
363 return (FIB_TABLE_WALK_CONTINUE);
367 api_ip6_fib_table_get_all (vl_api_registration_t * reg,
368 vl_api_ip6_fib_dump_t * mp,
369 fib_table_t * fib_table)
371 vpe_api_main_t *am = &vpe_api_main;
372 fib_node_index_t *fib_entry_index;
373 api_ip6_fib_show_ctx_t ctx = {
376 fib_route_path_encode_t *api_rpaths;
377 const fib_prefix_t *pfx;
379 ip6_fib_table_walk (fib_table->ft_index,
380 api_ip6_fib_table_put_entries, &ctx);
382 vec_sort_with_function (ctx.entries, fib_entry_cmp_for_sort);
384 vec_foreach (fib_entry_index, ctx.entries)
386 pfx = fib_entry_get_prefix (*fib_entry_index);
388 fib_entry_encode (*fib_entry_index, &api_rpaths);
389 send_ip6_fib_details (am, reg, fib_table, pfx, api_rpaths, mp->context);
390 vec_free (api_rpaths);
393 vec_free (ctx.entries);
397 vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp)
399 vl_api_registration_t *reg;
400 ip6_main_t *im6 = &ip6_main;
401 fib_table_t *fib_table;
403 reg = vl_api_client_index_to_registration (mp->client_index);
408 pool_foreach (fib_table, im6->fibs,
410 /* don't send link locals */
411 if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL)
414 api_ip6_fib_table_get_all(reg, mp, fib_table);
420 send_ip_mfib_details (vl_api_registration_t * reg,
421 u32 context, u32 table_id, fib_node_index_t mfei)
423 fib_route_path_encode_t *api_rpath, *api_rpaths = NULL;
424 vl_api_ip_mfib_details_t *mp;
425 const mfib_prefix_t *pfx;
426 mfib_entry_t *mfib_entry;
427 vl_api_mfib_path_t *fp;
430 mfib_entry = mfib_entry_get (mfei);
431 pfx = mfib_entry_get_prefix (mfei);
432 mfib_entry_encode (mfei, &api_rpaths);
434 path_count = vec_len (api_rpaths);
435 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
438 clib_memset (mp, 0, sizeof (*mp));
439 mp->_vl_msg_id = ntohs (VL_API_IP_MFIB_DETAILS);
440 mp->context = context;
442 mp->rpf_id = mfib_entry->mfe_rpf_id;
443 mp->entry_flags = mfib_entry->mfe_flags;
444 mp->table_id = htonl (table_id);
445 mp->address_length = pfx->fp_len;
446 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip4,
447 sizeof (pfx->fp_grp_addr.ip4));
448 memcpy (mp->src_address, &pfx->fp_src_addr.ip4,
449 sizeof (pfx->fp_src_addr.ip4));
451 mp->count = htonl (path_count);
453 vec_foreach (api_rpath, api_rpaths)
455 fib_api_path_encode (api_rpath, &fp->path);
456 fp->itf_flags = ntohl (api_rpath->rpath.frp_mitf_flags);
459 vec_free (api_rpaths);
461 vl_api_send_msg (reg, (u8 *) mp);
464 typedef struct vl_api_ip_mfib_dump_ctc_t_
466 fib_node_index_t *entries;
467 } vl_api_ip_mfib_dump_ctc_t;
470 vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
472 vl_api_ip_mfib_dump_ctc_t *ctx = arg;
474 vec_add1 (ctx->entries, fei);
480 vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp)
482 vl_api_registration_t *reg;
483 ip4_main_t *im = &ip4_main;
484 mfib_table_t *mfib_table;
485 fib_node_index_t *mfeip;
486 vl_api_ip_mfib_dump_ctc_t ctx = {
490 reg = vl_api_client_index_to_registration (mp->client_index);
495 pool_foreach (mfib_table, im->mfibs,
497 ip4_mfib_table_walk(&mfib_table->v4,
498 vl_api_ip_mfib_table_dump_walk,
501 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
503 vec_foreach (mfeip, ctx.entries)
505 send_ip_mfib_details (reg, mp->context,
506 mfib_table->mft_table_id,
509 vec_reset_length (ctx.entries);
514 vec_free (ctx.entries);
518 send_ip6_mfib_details (vpe_api_main_t * am,
519 vl_api_registration_t * reg,
521 const mfib_prefix_t * pfx,
522 fib_route_path_encode_t * api_rpaths, u32 context)
524 vl_api_ip6_mfib_details_t *mp;
525 fib_route_path_encode_t *api_rpath;
526 vl_api_mfib_path_t *fp;
529 path_count = vec_len (api_rpaths);
530 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
533 clib_memset (mp, 0, sizeof (*mp));
534 mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS);
535 mp->context = context;
537 mp->table_id = htonl (table_id);
538 mp->address_length = pfx->fp_len;
539 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6,
540 sizeof (pfx->fp_grp_addr.ip6));
541 memcpy (mp->src_address, &pfx->fp_src_addr.ip6,
542 sizeof (pfx->fp_src_addr.ip6));
544 mp->count = htonl (path_count);
546 vec_foreach (api_rpath, api_rpaths)
548 fib_api_path_encode (api_rpath, &fp->path);
549 fp->itf_flags = ntohl (api_rpath->rpath.frp_mitf_flags);
553 vl_api_send_msg (reg, (u8 *) mp);
556 typedef struct vl_api_ip6_mfib_dump_ctc_t_
558 fib_node_index_t *entries;
559 } vl_api_ip6_mfib_dump_ctc_t;
562 vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
564 vl_api_ip6_mfib_dump_ctc_t *ctx = arg;
566 vec_add1 (ctx->entries, fei);
572 vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp)
574 vpe_api_main_t *am = &vpe_api_main;
575 vl_api_registration_t *reg;
576 ip6_main_t *im = &ip6_main;
577 mfib_table_t *mfib_table;
578 const mfib_prefix_t *pfx;
579 fib_node_index_t *mfeip;
580 fib_route_path_encode_t *api_rpaths = NULL;
581 vl_api_ip6_mfib_dump_ctc_t ctx = {
585 reg = vl_api_client_index_to_registration (mp->client_index);
591 pool_foreach (mfib_table, im->mfibs,
593 ip6_mfib_table_walk(&mfib_table->v6,
594 vl_api_ip6_mfib_table_dump_walk,
597 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
599 vec_foreach(mfeip, ctx.entries)
601 pfx = mfib_entry_get_prefix (*mfeip);
602 mfib_entry_encode (*mfeip, &api_rpaths);
603 send_ip6_mfib_details (am, reg,
604 mfib_table->mft_table_id,
608 vec_reset_length (api_rpaths);
609 vec_reset_length (ctx.entries);
614 vec_free (ctx.entries);
615 vec_free (api_rpaths);
619 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
622 vl_api_ip_punt_police_reply_t *rmp;
626 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
628 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
630 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
634 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t * mp,
637 vl_api_ip_punt_redirect_reply_t *rmp;
642 if (!vnet_sw_if_index_is_api_valid (ntohl (mp->punt.tx_sw_if_index)))
643 goto bad_sw_if_index;
645 ipv = ip_address_decode (&mp->punt.nh, &nh);
648 if (ipv == IP46_TYPE_IP6)
650 ip6_punt_redirect_add (ntohl (mp->punt.rx_sw_if_index),
651 ntohl (mp->punt.tx_sw_if_index), &nh);
653 else if (ipv == IP46_TYPE_IP4)
655 ip4_punt_redirect_add (ntohl (mp->punt.rx_sw_if_index),
656 ntohl (mp->punt.tx_sw_if_index), &nh);
661 if (ipv == IP46_TYPE_IP6)
663 ip6_punt_redirect_del (ntohl (mp->punt.rx_sw_if_index));
665 else if (ipv == IP46_TYPE_IP4)
667 ip4_punt_redirect_del (ntohl (mp->punt.rx_sw_if_index));
671 BAD_SW_IF_INDEX_LABEL;
673 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
676 static ip_neighbor_flags_t
677 ip_neighbor_flags_decode (vl_api_ip_neighbor_flags_t v)
679 ip_neighbor_flags_t f = IP_NEIGHBOR_FLAG_NONE;
681 v = clib_net_to_host_u32 (v);
683 if (v & IP_API_NEIGHBOR_FLAG_STATIC)
684 f |= IP_NEIGHBOR_FLAG_STATIC;
685 if (v & IP_API_NEIGHBOR_FLAG_NO_FIB_ENTRY)
686 f |= IP_NEIGHBOR_FLAG_NO_FIB_ENTRY;
692 vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp,
695 vl_api_ip_neighbor_add_del_reply_t *rmp;
696 ip_neighbor_flags_t flags;
697 u32 stats_index = ~0;
703 VALIDATE_SW_IF_INDEX ((&mp->neighbor));
705 flags = ip_neighbor_flags_decode (mp->neighbor.flags);
706 type = ip_address_decode (&mp->neighbor.ip_address, &ip);
707 mac_address_decode (mp->neighbor.mac_address, &mac);
710 * there's no validation here of the ND/ARP entry being added.
711 * The expectation is that the FIB will ensure that nothing bad
712 * will come of adding bogus entries.
715 rv = ip_neighbor_add (&ip, type, &mac,
716 ntohl (mp->neighbor.sw_if_index),
717 flags, &stats_index);
719 rv = ip_neighbor_del (&ip, type, ntohl (mp->neighbor.sw_if_index));
721 BAD_SW_IF_INDEX_LABEL;
724 REPLY_MACRO2 (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY,
726 rmp->stats_index = htonl (stats_index);
732 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
734 u32 fib_index, mfib_index;
737 * ignore action on the default table - this is always present
738 * and cannot be added nor deleted from the API
743 * The API holds only one lock on the table.
744 * i.e. it can be added many times via the API but needs to be
746 * The FIB index for unicast and multicast is not necessarily the
747 * same, since internal VPP systesm (like LISP and SR) create
748 * their own unicast tables.
750 fib_index = fib_table_find (fproto, table_id);
751 mfib_index = mfib_table_find (fproto, table_id);
755 fib_table_unlock (fib_index, fproto,
756 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
758 if (~0 != mfib_index)
760 mfib_table_unlock (mfib_index, fproto,
761 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
767 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
769 vl_api_ip_table_add_del_reply_t *rmp;
770 fib_protocol_t fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
771 u32 table_id = ntohl (mp->table_id);
776 ip_table_create (fproto, table_id, 1, mp->name);
780 ip_table_delete (fproto, table_id, 1);
783 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
787 add_del_route_t_handler (u8 is_multipath,
795 u32 classify_table_index,
797 u8 is_resolve_attached,
804 const fib_prefix_t * prefix,
805 dpo_proto_t next_hop_proto,
806 const ip46_address_t * next_hop,
808 u32 next_hop_sw_if_index,
809 u8 next_hop_fib_index,
811 u16 next_hop_preference,
812 mpls_label_t next_hop_via_label,
813 fib_mpls_label_t * next_hop_out_label_stack)
815 vnet_classify_main_t *cm = &vnet_classify_main;
816 fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE;
817 fib_route_path_t path = {
818 .frp_proto = next_hop_proto,
819 .frp_addr = (NULL == next_hop ? zero_addr : *next_hop),
820 .frp_sw_if_index = next_hop_sw_if_index,
821 .frp_fib_index = next_hop_fib_index,
822 .frp_weight = next_hop_weight,
823 .frp_preference = next_hop_preference,
824 .frp_label_stack = next_hop_out_label_stack,
826 fib_route_path_t *paths = NULL;
827 fib_entry_flag_t entry_flags = FIB_ENTRY_FLAG_NONE;
830 * the special INVALID label means we are not recursing via a
831 * label. Exp-null value is never a valid via-label so that
832 * also means it's not a via-label and means clients that set
833 * it to 0 by default get the expected behaviour
835 if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label))
837 path.frp_proto = DPO_PROTO_MPLS;
838 path.frp_local_label = next_hop_via_label;
839 path.frp_eos = MPLS_NON_EOS;
843 path_flags |= FIB_ROUTE_PATH_LOCAL;
844 if (~0 != next_hop_sw_if_index)
846 entry_flags |= (FIB_ENTRY_FLAG_CONNECTED | FIB_ENTRY_FLAG_LOCAL);
850 path_flags |= FIB_ROUTE_PATH_DVR;
852 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
853 if (is_resolve_attached)
854 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
856 path_flags |= FIB_ROUTE_PATH_INTF_RX;
858 path_flags |= FIB_ROUTE_PATH_RPF_ID;
859 if (is_source_lookup)
860 path_flags |= FIB_ROUTE_PATH_SOURCE_LOOKUP;
862 entry_flags |= FIB_ENTRY_FLAG_MULTICAST;
865 path_flags |= FIB_ROUTE_PATH_UDP_ENCAP;
866 path.frp_udp_encap_id = next_hop_id;
868 if (path.frp_sw_if_index == ~0 && ip46_address_is_zero (&path.frp_addr)
869 && path.frp_fib_index != ~0)
871 path_flags |= FIB_ROUTE_PATH_DEAG;
874 path.frp_flags = path_flags;
876 if (is_drop || (is_local && (~0 == next_hop_sw_if_index)) ||
877 is_classify || is_unreach || is_prohibit)
880 * special route types that link directly to the adj
884 dpo_id_t dpo = DPO_INVALID;
887 dproto = fib_proto_to_dpo (prefix->fp_proto);
890 ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo);
892 receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo);
894 ip_null_dpo_add_and_lock (dproto,
895 IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo);
896 else if (is_prohibit)
897 ip_null_dpo_add_and_lock (dproto,
898 IP_NULL_ACTION_SEND_ICMP_PROHIBIT,
900 else if (is_classify)
902 if (pool_is_free_index (cm->tables,
903 ntohl (classify_table_index)))
905 return VNET_API_ERROR_NO_SUCH_TABLE;
908 dpo_set (&dpo, DPO_CLASSIFY, dproto,
909 classify_dpo_create (dproto,
910 ntohl (classify_table_index)));
914 return VNET_API_ERROR_NO_SUCH_TABLE;
917 fib_table_entry_special_dpo_update (fib_index,
920 FIB_ENTRY_FLAG_EXCLUSIVE, &dpo);
925 fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API);
928 else if (is_multipath)
930 vec_add1 (paths, path);
933 fib_table_entry_path_add2 (fib_index,
935 FIB_SOURCE_API, entry_flags, paths);
937 fib_table_entry_path_remove2 (fib_index,
938 prefix, FIB_SOURCE_API, paths);
946 vec_add1 (paths, path);
947 fib_table_entry_update (fib_index,
948 prefix, FIB_SOURCE_API, entry_flags, paths);
953 fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API);
961 add_del_route_check (fib_protocol_t table_proto,
963 u32 next_hop_sw_if_index,
964 dpo_proto_t next_hop_table_proto,
965 u32 next_hop_table_id,
966 u8 is_rpf_id, u32 * fib_index, u32 * next_hop_fib_index)
968 vnet_main_t *vnm = vnet_get_main ();
970 *fib_index = fib_table_find (table_proto, ntohl (table_id));
971 if (~0 == *fib_index)
973 /* No such VRF, and we weren't asked to create one */
974 return VNET_API_ERROR_NO_SUCH_FIB;
977 if (!is_rpf_id && ~0 != ntohl (next_hop_sw_if_index))
979 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
980 ntohl (next_hop_sw_if_index)))
982 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
987 fib_protocol_t fib_nh_proto;
989 if (next_hop_table_proto > DPO_PROTO_MPLS)
992 fib_nh_proto = dpo_proto_to_fib (next_hop_table_proto);
995 *next_hop_fib_index = mfib_table_find (fib_nh_proto,
996 ntohl (next_hop_table_id));
998 *next_hop_fib_index = fib_table_find (fib_nh_proto,
999 ntohl (next_hop_table_id));
1001 if (~0 == *next_hop_fib_index)
1003 /* No such VRF, and we weren't asked to create one */
1004 return VNET_API_ERROR_NO_SUCH_FIB;
1012 ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp,
1015 u32 fib_index, next_hop_fib_index;
1016 fib_mpls_label_t *label_stack = NULL;
1017 int rv, ii, n_labels;;
1019 rv = add_del_route_check (FIB_PROTOCOL_IP4,
1021 mp->next_hop_sw_if_index,
1023 mp->next_hop_table_id,
1024 0, &fib_index, &next_hop_fib_index);
1029 fib_prefix_t pfx = {
1030 .fp_len = mp->dst_address_length,
1031 .fp_proto = FIB_PROTOCOL_IP4,
1033 clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4));
1036 clib_memset (&nh, 0, sizeof (nh));
1037 memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4));
1039 n_labels = mp->next_hop_n_out_labels;
1044 vec_validate (label_stack, n_labels - 1);
1045 for (ii = 0; ii < n_labels; ii++)
1047 label_stack[ii].fml_value =
1048 ntohl (mp->next_hop_out_label_stack[ii].label);
1049 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1050 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1051 label_stack[ii].fml_mode =
1052 (mp->next_hop_out_label_stack[ii].is_uniform ?
1053 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1057 rv = add_del_route_t_handler (mp->is_multipath,
1064 mp->classify_table_index,
1065 mp->is_resolve_host,
1066 mp->is_resolve_attached, 0, 0,
1068 mp->is_source_lookup,
1070 fib_index, &pfx, DPO_PROTO_IP4,
1072 ntohl (mp->next_hop_id),
1073 ntohl (mp->next_hop_sw_if_index),
1075 mp->next_hop_weight,
1076 mp->next_hop_preference,
1077 ntohl (mp->next_hop_via_label), label_stack);
1079 if (mp->is_add && 0 == rv)
1080 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
1086 ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp,
1089 fib_mpls_label_t *label_stack = NULL;
1090 u32 fib_index, next_hop_fib_index;
1091 int rv, ii, n_labels;;
1093 rv = add_del_route_check (FIB_PROTOCOL_IP6,
1095 mp->next_hop_sw_if_index,
1097 mp->next_hop_table_id,
1098 0, &fib_index, &next_hop_fib_index);
1103 fib_prefix_t pfx = {
1104 .fp_len = mp->dst_address_length,
1105 .fp_proto = FIB_PROTOCOL_IP6,
1107 clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6));
1110 clib_memset (&nh, 0, sizeof (nh));
1111 memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6));
1113 n_labels = mp->next_hop_n_out_labels;
1118 vec_validate (label_stack, n_labels - 1);
1119 for (ii = 0; ii < n_labels; ii++)
1121 label_stack[ii].fml_value =
1122 ntohl (mp->next_hop_out_label_stack[ii].label);
1123 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1124 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1125 label_stack[ii].fml_mode =
1126 (mp->next_hop_out_label_stack[ii].is_uniform ?
1127 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1131 rv = add_del_route_t_handler (mp->is_multipath,
1138 mp->classify_table_index,
1139 mp->is_resolve_host,
1140 mp->is_resolve_attached, 0, 0,
1142 mp->is_source_lookup,
1144 fib_index, &pfx, DPO_PROTO_IP6,
1145 &nh, ntohl (mp->next_hop_id),
1146 ntohl (mp->next_hop_sw_if_index),
1148 mp->next_hop_weight,
1149 mp->next_hop_preference,
1150 ntohl (mp->next_hop_via_label), label_stack);
1152 if (mp->is_add && 0 == rv)
1153 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
1159 vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1161 vl_api_ip_add_del_route_reply_t *rmp;
1164 vnet_main_t *vnm = vnet_get_main ();
1170 rv = ip6_add_del_route_t_handler (mp, &stats_index);
1172 rv = ip4_add_del_route_t_handler (mp, &stats_index);
1174 rv = (rv == 0) ? vnm->api_errno : rv;
1177 REPLY_MACRO2 (VL_API_IP_ADD_DEL_ROUTE_REPLY,
1179 rmp->stats_index = htonl (stats_index);
1185 ip_table_create (fib_protocol_t fproto,
1186 u32 table_id, u8 is_api, const u8 * name)
1188 u32 fib_index, mfib_index;
1191 * ignore action on the default table - this is always present
1192 * and cannot be added nor deleted from the API
1197 * The API holds only one lock on the table.
1198 * i.e. it can be added many times via the API but needs to be
1199 * deleted only once.
1200 * The FIB index for unicast and multicast is not necessarily the
1201 * same, since internal VPP systesm (like LISP and SR) create
1202 * their own unicast tables.
1204 fib_index = fib_table_find (fproto, table_id);
1205 mfib_index = mfib_table_find (fproto, table_id);
1207 if (~0 == fib_index)
1209 fib_table_find_or_create_and_lock_w_name (fproto, table_id,
1212 FIB_SOURCE_CLI), name);
1214 if (~0 == mfib_index)
1216 mfib_table_find_or_create_and_lock_w_name (fproto, table_id,
1219 MFIB_SOURCE_CLI), name);
1225 add_del_mroute_check (fib_protocol_t table_proto,
1227 u32 next_hop_sw_if_index, u8 is_local, u32 * fib_index)
1229 vnet_main_t *vnm = vnet_get_main ();
1231 *fib_index = mfib_table_find (table_proto, ntohl (table_id));
1232 if (~0 == *fib_index)
1235 return VNET_API_ERROR_NO_SUCH_FIB;
1238 if (~0 != ntohl (next_hop_sw_if_index))
1240 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1241 ntohl (next_hop_sw_if_index)))
1243 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1250 static fib_node_index_t
1251 mroute_add_del_handler (u8 is_add,
1254 const mfib_prefix_t * prefix,
1255 dpo_proto_t nh_proto,
1257 fib_rpf_id_t rpf_id,
1258 u32 next_hop_sw_if_index,
1259 ip46_address_t * nh, u32 itf_flags, u32 bier_imp)
1261 fib_node_index_t mfib_entry_index = ~0;
1263 fib_route_path_t path = {
1264 .frp_sw_if_index = next_hop_sw_if_index,
1265 .frp_proto = nh_proto,
1270 path.frp_flags |= FIB_ROUTE_PATH_LOCAL;
1272 if (DPO_PROTO_BIER == nh_proto)
1274 path.frp_bier_imp = bier_imp;
1275 path.frp_flags = FIB_ROUTE_PATH_BIER_IMP;
1277 else if (!is_local && ~0 == next_hop_sw_if_index)
1279 mfib_entry_index = mfib_table_entry_update (fib_index, prefix,
1281 rpf_id, entry_flags);
1287 mfib_entry_index = mfib_table_entry_path_update (fib_index, prefix,
1293 mfib_table_entry_path_remove (fib_index, prefix,
1294 MFIB_SOURCE_API, &path);
1298 return (mfib_entry_index);
1302 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp,
1305 fib_node_index_t mfib_entry_index;
1306 fib_protocol_t fproto;
1307 dpo_proto_t nh_proto;
1312 nh_proto = mp->next_hop_afi;
1313 fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1314 rv = add_del_mroute_check (fproto,
1316 mp->next_hop_sw_if_index,
1317 mp->is_local, &fib_index);
1322 mfib_prefix_t pfx = {
1323 .fp_len = ntohs (mp->grp_address_length),
1327 if (FIB_PROTOCOL_IP4 == fproto)
1329 clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address,
1330 sizeof (pfx.fp_grp_addr.ip4));
1331 clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address,
1332 sizeof (pfx.fp_src_addr.ip4));
1333 clib_memset (&nh.ip6, 0, sizeof (nh.ip6));
1334 clib_memcpy (&nh.ip4, mp->nh_address, sizeof (nh.ip4));
1335 if (!ip46_address_is_zero (&pfx.fp_src_addr))
1340 clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address,
1341 sizeof (pfx.fp_grp_addr.ip6));
1342 clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address,
1343 sizeof (pfx.fp_src_addr.ip6));
1344 clib_memcpy (&nh.ip6, mp->nh_address, sizeof (nh.ip6));
1345 if (!ip46_address_is_zero (&pfx.fp_src_addr))
1349 mfib_entry_index = mroute_add_del_handler (mp->is_add,
1353 ntohl (mp->entry_flags),
1355 ntohl (mp->next_hop_sw_if_index),
1357 ntohl (mp->itf_flags),
1358 ntohl (mp->bier_imp));
1360 if (~0 != mfib_entry_index)
1361 *stats_index = mfib_entry_get_stats_index (mfib_entry_index);
1367 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1369 vl_api_ip_mroute_add_del_reply_t *rmp;
1374 vnm = vnet_get_main ();
1378 rv = api_mroute_add_del_t_handler (mp, &stats_index);
1381 REPLY_MACRO2 (VL_API_IP_MROUTE_ADD_DEL_REPLY,
1383 rmp->stats_index = htonl (stats_index);
1389 send_ip_details (vpe_api_main_t * am,
1390 vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6,
1393 vl_api_ip_details_t *mp;
1395 mp = vl_msg_api_alloc (sizeof (*mp));
1396 clib_memset (mp, 0, sizeof (*mp));
1397 mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS);
1399 mp->sw_if_index = ntohl (sw_if_index);
1400 mp->is_ipv6 = is_ipv6;
1401 mp->context = context;
1403 vl_api_send_msg (reg, (u8 *) mp);
1407 send_ip_address_details (vpe_api_main_t * am,
1408 vl_api_registration_t * reg,
1409 u8 * ip, u16 prefix_length,
1410 u32 sw_if_index, u8 is_ipv6, u32 context)
1412 vl_api_ip_address_details_t *mp;
1414 mp = vl_msg_api_alloc (sizeof (*mp));
1415 clib_memset (mp, 0, sizeof (*mp));
1416 mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS);
1420 clib_memcpy (&mp->ip, ip, sizeof (mp->ip));
1424 u32 *tp = (u32 *) mp->ip;
1427 mp->prefix_length = prefix_length;
1428 mp->context = context;
1429 mp->sw_if_index = htonl (sw_if_index);
1430 mp->is_ipv6 = is_ipv6;
1432 vl_api_send_msg (reg, (u8 *) mp);
1436 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1438 vpe_api_main_t *am = &vpe_api_main;
1439 vl_api_registration_t *reg;
1442 ip6_main_t *im6 = &ip6_main;
1443 ip4_main_t *im4 = &ip4_main;
1444 ip_lookup_main_t *lm6 = &im6->lookup_main;
1445 ip_lookup_main_t *lm4 = &im4->lookup_main;
1446 ip_interface_address_t *ia = 0;
1447 u32 sw_if_index = ~0;
1448 int rv __attribute__ ((unused)) = 0;
1450 VALIDATE_SW_IF_INDEX (mp);
1452 sw_if_index = ntohl (mp->sw_if_index);
1454 reg = vl_api_client_index_to_registration (mp->client_index);
1461 /* Do not send subnet details of the IP-interface for
1462 * unnumbered interfaces. otherwise listening clients
1463 * will be confused that the subnet is applied on more
1464 * than one interface */
1465 foreach_ip_interface_address (lm6, ia, sw_if_index, 0,
1467 r6 = ip_interface_address_get_address (lm6, ia);
1468 u16 prefix_length = ia->address_length;
1469 send_ip_address_details(am, reg, (u8*)r6, prefix_length,
1470 sw_if_index, 1, mp->context);
1477 foreach_ip_interface_address (lm4, ia, sw_if_index, 0,
1479 r4 = ip_interface_address_get_address (lm4, ia);
1480 u16 prefix_length = ia->address_length;
1481 send_ip_address_details(am, reg, (u8*)r4, prefix_length,
1482 sw_if_index, 0, mp->context);
1487 BAD_SW_IF_INDEX_LABEL;
1491 send_ip_unnumbered_details (vpe_api_main_t * am,
1492 vl_api_registration_t * reg,
1493 u32 sw_if_index, u32 ip_sw_if_index, u32 context)
1495 vl_api_ip_unnumbered_details_t *mp;
1497 mp = vl_msg_api_alloc (sizeof (*mp));
1498 clib_memset (mp, 0, sizeof (*mp));
1499 mp->_vl_msg_id = ntohs (VL_API_IP_UNNUMBERED_DETAILS);
1501 mp->context = context;
1502 mp->sw_if_index = htonl (sw_if_index);
1503 mp->ip_sw_if_index = htonl (ip_sw_if_index);
1505 vl_api_send_msg (reg, (u8 *) mp);
1509 vl_api_ip_unnumbered_dump_t_handler (vl_api_ip_unnumbered_dump_t * mp)
1511 vnet_main_t *vnm = vnet_get_main ();
1512 vnet_interface_main_t *im = &vnm->interface_main;
1513 int rv __attribute__ ((unused)) = 0;
1514 vpe_api_main_t *am = &vpe_api_main;
1515 vl_api_registration_t *reg;
1516 vnet_sw_interface_t *si;
1519 sw_if_index = ntohl (mp->sw_if_index);
1521 reg = vl_api_client_index_to_registration (mp->client_index);
1525 if (~0 != sw_if_index)
1527 VALIDATE_SW_IF_INDEX (mp);
1529 si = vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
1531 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1533 send_ip_unnumbered_details (am, reg,
1535 si->unnumbered_sw_if_index,
1542 pool_foreach (si, im->sw_interfaces,
1544 if ((si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1546 send_ip_unnumbered_details(am, reg,
1548 si->unnumbered_sw_if_index,
1555 BAD_SW_IF_INDEX_LABEL;
1559 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1561 vpe_api_main_t *am = &vpe_api_main;
1562 vnet_main_t *vnm = vnet_get_main ();
1563 vlib_main_t *vm = vlib_get_main ();
1564 vnet_interface_main_t *im = &vnm->interface_main;
1565 vl_api_registration_t *reg;
1566 vnet_sw_interface_t *si, *sorted_sis;
1567 u32 sw_if_index = ~0;
1569 reg = vl_api_client_index_to_registration (mp->client_index);
1573 /* Gather interfaces. */
1574 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1575 _vec_len (sorted_sis) = 0;
1577 pool_foreach (si, im->sw_interfaces,
1579 vec_add1 (sorted_sis, si[0]);
1583 vec_foreach (si, sorted_sis)
1585 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1587 if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index))
1591 sw_if_index = si->sw_if_index;
1592 send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context);
1598 set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1600 vl_api_set_ip_flow_hash_reply_t *rmp;
1603 flow_hash_config_t flow_hash_config = 0;
1605 table_id = ntohl (mp->vrf_id);
1607 #define _(a,b) if (mp->a) flow_hash_config |= b;
1608 foreach_flow_hash_bit;
1611 rv = vnet_set_ip6_flow_hash (table_id, flow_hash_config);
1613 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1617 set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1619 vl_api_set_ip_flow_hash_reply_t *rmp;
1622 flow_hash_config_t flow_hash_config = 0;
1624 table_id = ntohl (mp->vrf_id);
1626 #define _(a,b) if (mp->a) flow_hash_config |= b;
1627 foreach_flow_hash_bit;
1630 rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config);
1632 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1637 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp)
1639 if (mp->is_ipv6 == 0)
1640 set_ip4_flow_hash (mp);
1642 set_ip6_flow_hash (mp);
1646 vl_api_sw_interface_ip6nd_ra_config_t_handler
1647 (vl_api_sw_interface_ip6nd_ra_config_t * mp)
1649 vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp;
1650 vlib_main_t *vm = vlib_get_main ();
1652 u8 is_no, suppress, managed, other, ll_option, send_unicast, cease,
1655 is_no = mp->is_no == 1;
1656 suppress = mp->suppress == 1;
1657 managed = mp->managed == 1;
1658 other = mp->other == 1;
1659 ll_option = mp->ll_option == 1;
1660 send_unicast = mp->send_unicast == 1;
1661 cease = mp->cease == 1;
1662 default_router = mp->default_router == 1;
1664 VALIDATE_SW_IF_INDEX (mp);
1666 rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index),
1667 suppress, managed, other,
1668 ll_option, send_unicast, cease,
1669 default_router, ntohl (mp->lifetime),
1670 ntohl (mp->initial_count),
1671 ntohl (mp->initial_interval),
1672 ntohl (mp->max_interval),
1673 ntohl (mp->min_interval), is_no);
1675 BAD_SW_IF_INDEX_LABEL;
1677 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY);
1681 vl_api_sw_interface_ip6nd_ra_prefix_t_handler
1682 (vl_api_sw_interface_ip6nd_ra_prefix_t * mp)
1684 vlib_main_t *vm = vlib_get_main ();
1685 vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp;
1688 u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink;
1690 VALIDATE_SW_IF_INDEX (mp);
1692 ip_prefix_decode (&mp->prefix, &pfx);
1693 is_no = mp->is_no == 1;
1694 use_default = mp->use_default == 1;
1695 no_advertise = mp->no_advertise == 1;
1696 off_link = mp->off_link == 1;
1697 no_autoconfig = mp->no_autoconfig == 1;
1698 no_onlink = mp->no_onlink == 1;
1700 rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index),
1702 pfx.fp_len, use_default,
1703 ntohl (mp->val_lifetime),
1704 ntohl (mp->pref_lifetime), no_advertise,
1705 off_link, no_autoconfig, no_onlink, is_no);
1707 BAD_SW_IF_INDEX_LABEL;
1708 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY);
1712 send_ip6nd_proxy_details (vl_api_registration_t * reg,
1714 const ip46_address_t * addr, u32 sw_if_index)
1716 vl_api_ip6nd_proxy_details_t *mp;
1718 mp = vl_msg_api_alloc (sizeof (*mp));
1719 clib_memset (mp, 0, sizeof (*mp));
1720 mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS);
1721 mp->context = context;
1722 mp->sw_if_index = htonl (sw_if_index);
1724 ip6_address_encode (&addr->ip6, mp->ip);
1726 vl_api_send_msg (reg, (u8 *) mp);
1729 typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_
1732 } api_ip6nd_proxy_fib_table_walk_ctx_t;
1734 static fib_table_walk_rc_t
1735 api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg)
1737 api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg;
1739 if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY))
1741 vec_add1 (ctx->indices, fei);
1744 return (FIB_TABLE_WALK_CONTINUE);
1748 vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp)
1750 ip6_main_t *im6 = &ip6_main;
1751 fib_table_t *fib_table;
1752 api_ip6nd_proxy_fib_table_walk_ctx_t ctx = {
1755 fib_node_index_t *feip;
1756 const fib_prefix_t *pfx;
1757 vl_api_registration_t *reg;
1759 reg = vl_api_client_index_to_registration (mp->client_index);
1764 pool_foreach (fib_table, im6->fibs,
1766 fib_table_walk(fib_table->ft_index,
1768 api_ip6nd_proxy_fib_table_walk,
1773 vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort);
1775 vec_foreach (feip, ctx.indices)
1777 pfx = fib_entry_get_prefix (*feip);
1779 send_ip6nd_proxy_details (reg,
1782 fib_entry_get_resolving_interface (*feip));
1785 vec_free (ctx.indices);
1789 vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp)
1791 vl_api_ip6nd_proxy_add_del_reply_t *rmp;
1795 VALIDATE_SW_IF_INDEX (mp);
1797 ip6_address_decode (mp->ip, &ip6);
1798 rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index), &ip6, mp->is_del);
1800 BAD_SW_IF_INDEX_LABEL;
1801 REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY);
1805 vl_api_ip6nd_send_router_solicitation_t_handler
1806 (vl_api_ip6nd_send_router_solicitation_t * mp)
1808 vl_api_ip6nd_send_router_solicitation_reply_t *rmp;
1809 icmp6_send_router_solicitation_params_t params;
1810 vlib_main_t *vm = vlib_get_main ();
1813 VALIDATE_SW_IF_INDEX (mp);
1815 BAD_SW_IF_INDEX_LABEL;
1816 REPLY_MACRO (VL_API_IP6ND_SEND_ROUTER_SOLICITATION_REPLY);
1821 params.irt = ntohl (mp->irt);
1822 params.mrt = ntohl (mp->mrt);
1823 params.mrc = ntohl (mp->mrc);
1824 params.mrd = ntohl (mp->mrd);
1826 icmp6_send_router_solicitation (vm, ntohl (mp->sw_if_index), mp->stop,
1831 vl_api_sw_interface_ip6_enable_disable_t_handler
1832 (vl_api_sw_interface_ip6_enable_disable_t * mp)
1834 vlib_main_t *vm = vlib_get_main ();
1835 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
1836 vnet_main_t *vnm = vnet_get_main ();
1838 clib_error_t *error;
1842 VALIDATE_SW_IF_INDEX (mp);
1845 (mp->enable == 1) ? enable_ip6_interface (vm,
1846 ntohl (mp->sw_if_index)) :
1847 disable_ip6_interface (vm, ntohl (mp->sw_if_index));
1851 clib_error_report (error);
1852 rv = VNET_API_ERROR_UNSPECIFIED;
1856 rv = vnm->api_errno;
1859 BAD_SW_IF_INDEX_LABEL;
1861 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
1865 vl_mfib_signal_send_one (vl_api_registration_t * reg,
1866 u32 context, const mfib_signal_t * mfs)
1868 vl_api_mfib_signal_details_t *mp;
1869 const mfib_prefix_t *prefix;
1873 mp = vl_msg_api_alloc (sizeof (*mp));
1875 clib_memset (mp, 0, sizeof (*mp));
1876 mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS);
1877 mp->context = context;
1879 mfi = mfib_itf_get (mfs->mfs_itf);
1880 prefix = mfib_entry_get_prefix (mfs->mfs_entry);
1881 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1883 mp->table_id = ntohl (mfib->mft_table_id);
1884 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1886 if (FIB_PROTOCOL_IP4 == prefix->fp_proto)
1888 mp->grp_address_len = ntohs (prefix->fp_len);
1890 memcpy (mp->grp_address, &prefix->fp_grp_addr.ip4, 4);
1891 if (prefix->fp_len > 32)
1893 memcpy (mp->src_address, &prefix->fp_src_addr.ip4, 4);
1898 mp->grp_address_len = ntohs (prefix->fp_len);
1903 if (0 != mfs->mfs_buffer_len)
1905 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1907 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1911 mp->ip_packet_len = 0;
1914 vl_api_send_msg (reg, (u8 *) mp);
1918 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1920 vl_api_registration_t *reg;
1922 reg = vl_api_client_index_to_registration (mp->client_index);
1926 while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context))
1931 vl_api_ip_container_proxy_add_del_t_handler
1932 (vl_api_ip_container_proxy_add_del_t * mp)
1934 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1935 vnet_ip_container_proxy_args_t args;
1937 clib_error_t *error;
1939 clib_memset (&args, 0, sizeof (args));
1941 ip_prefix_decode (&mp->pfx, &args.prefix);
1943 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1944 args.is_add = mp->is_add;
1945 if ((error = vnet_ip_container_proxy_add_del (&args)))
1947 rv = clib_error_get_code (error);
1948 clib_error_report (error);
1951 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1954 typedef struct ip_container_proxy_walk_ctx_t_
1956 vl_api_registration_t *reg;
1958 } ip_container_proxy_walk_ctx_t;
1961 ip_container_proxy_send_details (const fib_prefix_t * pfx, u32 sw_if_index,
1964 vl_api_ip_container_proxy_details_t *mp;
1965 ip_container_proxy_walk_ctx_t *ctx = args;
1967 mp = vl_msg_api_alloc (sizeof (*mp));
1971 clib_memset (mp, 0, sizeof (*mp));
1972 mp->_vl_msg_id = ntohs (VL_API_IP_CONTAINER_PROXY_DETAILS);
1973 mp->context = ctx->context;
1975 mp->sw_if_index = ntohl (sw_if_index);
1976 ip_prefix_encode (pfx, &mp->prefix);
1978 vl_api_send_msg (ctx->reg, (u8 *) mp);
1984 vl_api_ip_container_proxy_dump_t_handler (vl_api_ip_container_proxy_dump_t *
1987 vl_api_registration_t *reg;
1989 reg = vl_api_client_index_to_registration (mp->client_index);
1993 ip_container_proxy_walk_ctx_t ctx = {
1994 .context = mp->context,
1998 ip_container_proxy_walk (ip_container_proxy_send_details, &ctx);
2002 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
2005 vl_api_ioam_enable_reply_t *rmp;
2006 clib_error_t *error;
2008 /* Ignoring the profile id as currently a single profile
2010 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
2011 mp->seqno, mp->analyse);
2014 clib_error_report (error);
2015 rv = clib_error_get_code (error);
2018 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
2022 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
2025 vl_api_ioam_disable_reply_t *rmp;
2026 clib_error_t *error;
2028 error = clear_ioam_rewrite_fn ();
2031 clib_error_report (error);
2032 rv = clib_error_get_code (error);
2035 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
2039 vl_api_ip_source_and_port_range_check_add_del_t_handler
2040 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
2042 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
2045 u8 is_add = mp->is_add;
2048 u16 *high_ports = 0;
2050 u16 tmp_low, tmp_high;
2054 ip_prefix_decode (&mp->prefix, &pfx);
2056 // Validate port range
2057 num_ranges = mp->number_of_ranges;
2058 if (num_ranges > 32)
2059 { // This is size of array in VPE.API
2060 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
2064 vec_reset_length (low_ports);
2065 vec_reset_length (high_ports);
2067 for (i = 0; i < num_ranges; i++)
2069 tmp_low = mp->low_ports[i];
2070 tmp_high = mp->high_ports[i];
2071 // If tmp_low <= tmp_high then only need to check tmp_low = 0
2072 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
2073 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
2075 rv = VNET_API_ERROR_INVALID_VALUE;
2078 vec_add1 (low_ports, tmp_low);
2079 vec_add1 (high_ports, tmp_high + 1);
2082 vrf_id = ntohl (mp->vrf_id);
2086 rv = VNET_API_ERROR_INVALID_VALUE;
2091 if (FIB_PROTOCOL_IP6 == pfx.fp_proto)
2093 rv = ip6_source_and_port_range_check_add_del (&pfx.fp_addr.ip6,
2097 high_ports, is_add);
2101 rv = ip4_source_and_port_range_check_add_del (&pfx.fp_addr.ip4,
2105 high_ports, is_add);
2109 vec_free (low_ports);
2110 vec_free (high_ports);
2111 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
2115 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
2116 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
2118 vlib_main_t *vm = vlib_get_main ();
2119 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
2120 ip4_main_t *im = &ip4_main;
2123 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2124 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2128 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
2129 ntohl (mp->tcp_out_vrf_id);
2130 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
2131 ntohl (mp->udp_out_vrf_id);
2132 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
2133 ntohl (mp->tcp_in_vrf_id);
2134 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
2135 ntohl (mp->udp_in_vrf_id);
2138 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
2140 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
2142 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
2146 rv = VNET_API_ERROR_INVALID_VALUE;
2150 fib_index[i] = p[0];
2155 sw_if_index = ntohl (mp->sw_if_index);
2157 VALIDATE_SW_IF_INDEX (mp);
2160 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
2163 BAD_SW_IF_INDEX_LABEL;
2166 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
2172 } ip4_source_check_config_t;
2175 vl_api_ip_source_check_interface_add_del_t_handler
2176 (vl_api_ip_source_check_interface_add_del_t * mp)
2178 vl_api_ip_source_check_interface_add_del_reply_t *rmp;
2180 u32 sw_if_index = ntohl (mp->sw_if_index);
2181 u8 is_add = mp->is_add;
2182 char *feature_name =
2183 mp->loose ? "ip4-source-check-via-any" : "ip4-source-check-via-rx";
2185 ip4_source_check_config_t config;
2187 VALIDATE_SW_IF_INDEX (mp);
2190 fib_table_get_index_for_sw_if_index (FIB_PROTOCOL_IP4, sw_if_index);
2192 vnet_feature_enable_disable ("ip4-unicast", feature_name, sw_if_index,
2193 is_add, &config, sizeof (config));
2194 BAD_SW_IF_INDEX_LABEL;
2196 REPLY_MACRO (VL_API_IP_SOURCE_CHECK_INTERFACE_ADD_DEL_REPLY);
2199 #define IP4_ARP_EVENT 3
2200 #define IP6_ND_EVENT 4
2202 static vlib_node_registration_t ip_resolver_process_node;
2205 arp_change_delete_callback (u32 pool_index,
2206 const mac_address_t * mac,
2207 u32 sw_if_index, const ip4_address_t * address)
2209 vpe_api_main_t *am = &vpe_api_main;
2211 if (pool_is_free_index (am->arp_events, pool_index))
2214 pool_put_index (am->arp_events, pool_index);
2219 handle_ip4_arp_event (u32 pool_index)
2221 vpe_api_main_t *vam = &vpe_api_main;
2222 vnet_main_t *vnm = vam->vnet_main;
2223 vlib_main_t *vm = vam->vlib_main;
2224 vl_api_ip4_arp_event_t *event;
2225 vl_api_ip4_arp_event_t *mp;
2226 vl_api_registration_t *reg;
2228 /* Client can cancel, die, etc. */
2229 if (pool_is_free_index (vam->arp_events, pool_index))
2232 event = pool_elt_at_index (vam->arp_events, pool_index);
2234 reg = vl_api_client_index_to_registration (event->client_index);
2237 (void) vnet_add_del_ip4_arp_change_event
2238 (vnm, arp_change_delete_callback,
2239 event->pid, event->ip,
2240 ip_resolver_process_node.index, IP4_ARP_EVENT,
2241 ~0 /* pool index, notused */ , 0 /* is_add */ );
2245 if (vl_api_can_send_msg (reg))
2247 mp = vl_msg_api_alloc (sizeof (*mp));
2248 clib_memcpy (mp, event, sizeof (*mp));
2249 vl_api_send_msg (reg, (u8 *) mp);
2253 static f64 last_time;
2255 * Throttle syslog msgs.
2256 * It's pretty tempting to just revoke the registration...
2258 if (vlib_time_now (vm) > last_time + 10.0)
2260 clib_warning ("arp event for %U to pid %d: queue stuffed!",
2261 format_ip4_address, event->ip, event->pid);
2262 last_time = vlib_time_now (vm);
2268 nd_change_delete_callback (u32 pool_index,
2269 const mac_address_t * mac,
2270 u32 sw_if_index, const ip6_address_t * addr)
2272 vpe_api_main_t *am = &vpe_api_main;
2274 if (pool_is_free_index (am->nd_events, pool_index))
2277 pool_put_index (am->nd_events, pool_index);
2282 handle_ip6_nd_event (u32 pool_index)
2284 vpe_api_main_t *vam = &vpe_api_main;
2285 vnet_main_t *vnm = vam->vnet_main;
2286 vlib_main_t *vm = vam->vlib_main;
2287 vl_api_ip6_nd_event_t *event;
2288 vl_api_ip6_nd_event_t *mp;
2289 vl_api_registration_t *reg;
2291 /* Client can cancel, die, etc. */
2292 if (pool_is_free_index (vam->nd_events, pool_index))
2295 event = pool_elt_at_index (vam->nd_events, pool_index);
2297 reg = vl_api_client_index_to_registration (event->client_index);
2300 (void) vnet_add_del_ip6_nd_change_event
2301 (vnm, nd_change_delete_callback,
2302 event->pid, event->ip,
2303 ip_resolver_process_node.index, IP6_ND_EVENT,
2304 ~0 /* pool index, notused */ , 0 /* is_add */ );
2308 if (vl_api_can_send_msg (reg))
2310 mp = vl_msg_api_alloc (sizeof (*mp));
2311 clib_memcpy (mp, event, sizeof (*mp));
2312 vl_api_send_msg (reg, (u8 *) mp);
2316 static f64 last_time;
2318 * Throttle syslog msgs.
2319 * It's pretty tempting to just revoke the registration...
2321 if (vlib_time_now (vm) > last_time + 10.0)
2323 clib_warning ("ip6 nd event for %U to pid %d: queue stuffed!",
2324 format_ip6_address, event->ip, event->pid);
2325 last_time = vlib_time_now (vm);
2331 resolver_process (vlib_main_t * vm,
2332 vlib_node_runtime_t * rt, vlib_frame_t * f)
2334 volatile f64 timeout = 100.0;
2335 volatile uword *event_data = 0;
2339 vlib_process_wait_for_event_or_clock (vm, timeout);
2342 vlib_process_get_events (vm, (uword **) & event_data);
2348 for (i = 0; i < vec_len (event_data); i++)
2349 handle_ip4_arp_event (event_data[i]);
2353 for (i = 0; i < vec_len (event_data); i++)
2354 handle_ip6_nd_event (event_data[i]);
2357 case ~0: /* timeout */
2361 vec_reset_length (event_data);
2363 return 0; /* or not */
2367 VLIB_REGISTER_NODE (ip_resolver_process_node,static) = {
2368 .function = resolver_process,
2369 .type = VLIB_NODE_TYPE_PROCESS,
2370 .name = "ip-route-resolver-process",
2375 nd_change_data_callback (u32 pool_index, const mac_address_t * new_mac,
2376 u32 sw_if_index, const ip6_address_t * address)
2378 vpe_api_main_t *am = &vpe_api_main;
2379 vl_api_ip6_nd_event_t *event;
2381 if (pool_is_free_index (am->nd_events, pool_index))
2384 event = pool_elt_at_index (am->nd_events, pool_index);
2385 if (ethernet_mac_address_equal (event->mac, new_mac->bytes) &&
2386 sw_if_index == ntohl (event->sw_if_index))
2391 mac_address_encode (new_mac, event->mac);
2392 event->sw_if_index = htonl (sw_if_index);
2396 static vlib_node_registration_t wc_arp_process_node;
2399 { WC_ARP_REPORT, WC_ND_REPORT, RA_REPORT, REPORT_MAX };
2402 wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
2404 /* These cross the longjmp boundary (vlib_process_wait_for_event)
2405 * and need to be volatile - to prevent them from being optimized into
2406 * a register - which could change during suspension */
2408 volatile wc_arp_report_t arp_prev = { 0 };
2409 volatile wc_nd_report_t nd_prev = { 0 };
2410 volatile f64 last_arp = vlib_time_now (vm);
2411 volatile f64 last_nd = vlib_time_now (vm);
2415 vlib_process_wait_for_event (vm);
2416 uword event_type = WC_ARP_REPORT;
2417 void *event_data = vlib_process_get_event_data (vm, &event_type);
2419 f64 now = vlib_time_now (vm);
2421 if (event_type == WC_ARP_REPORT)
2423 wc_arp_report_t *arp_events = event_data;
2424 for (i = 0; i < vec_len (arp_events); i++)
2426 /* discard dup event - cast away volatile */
2427 if (arp_prev.ip.as_u32 == arp_events[i].ip.as_u32 &&
2428 mac_address_equal ((const mac_address_t *) &arp_prev.mac,
2429 &arp_events[i].mac) &&
2430 arp_prev.sw_if_index == arp_events[i].sw_if_index &&
2431 (now - last_arp) < 10.0)
2435 arp_prev = arp_events[i];
2437 vpe_client_registration_t *reg;
2439 pool_foreach(reg, vpe_api_main.wc_ip4_arp_events_registrations,
2441 vl_api_registration_t *vl_reg;
2442 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2443 ASSERT (vl_reg != NULL);
2444 if (reg && vl_api_can_send_msg (vl_reg))
2446 vl_api_ip4_arp_event_t * event = vl_msg_api_alloc (sizeof *event);
2447 clib_memset (event, 0, sizeof *event);
2448 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2449 event->client_index = reg->client_index;
2450 event->pid = reg->client_pid;
2452 ip4_address_encode(&arp_events[i].ip, event->ip);
2453 event->sw_if_index = htonl(arp_events[i].sw_if_index);
2454 mac_address_encode(&arp_events[i].mac, event->mac);
2455 vl_api_send_msg (vl_reg, (u8 *) event);
2461 else if (event_type == WC_ND_REPORT)
2463 wc_nd_report_t *nd_events = event_data;
2464 for (i = 0; i < vec_len (nd_events); i++)
2466 /* discard dup event - cast away volatile */
2467 if (ip6_address_is_equal ((const ip6_address_t *) &nd_prev.ip6,
2469 && mac_address_equal ((const mac_address_t *) &nd_prev.mac,
2471 && nd_prev.sw_if_index == nd_events[i].sw_if_index
2472 && (now - last_nd) < 10.0)
2476 nd_prev = nd_events[i];
2478 vpe_client_registration_t *reg;
2480 pool_foreach(reg, vpe_api_main.wc_ip6_nd_events_registrations,
2482 vl_api_registration_t *vl_reg;
2483 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2484 if (vl_reg && vl_api_can_send_msg (vl_reg))
2486 vl_api_ip6_nd_event_t * event = vl_msg_api_alloc (sizeof *event);
2487 clib_memset (event, 0, sizeof *event);
2488 event->_vl_msg_id = htons (VL_API_IP6_ND_EVENT);
2489 event->client_index = reg->client_index;
2490 event->pid = reg->client_pid;
2492 ip6_address_encode(&nd_events[i].ip6, event->ip);
2493 event->sw_if_index = htonl(nd_events[i].sw_if_index);
2494 mac_address_encode(&nd_events[i].mac, event->mac);
2495 vl_api_send_msg (vl_reg, (u8 *) event);
2501 else if (event_type == RA_REPORT)
2503 ra_report_t *ra_events = event_data;
2504 for (i = 0; i < vec_len (ra_events); i++)
2506 ip6_neighbor_public_main_t *npm = &ip6_neighbor_public_main;
2507 call_ip6_neighbor_callbacks (&ra_events[i],
2508 npm->ra_report_functions);
2510 vpe_client_registration_t *reg;
2512 pool_foreach(reg, vpe_api_main.ip6_ra_events_registrations,
2514 vl_api_registration_t *vl_reg;
2516 vl_api_client_index_to_registration (reg->client_index);
2517 if (vl_reg && vl_api_can_send_msg (vl_reg))
2520 sizeof (vl_api_ip6_ra_event_t) +
2521 vec_len (ra_events[i].prefixes) *
2522 sizeof (vl_api_ip6_ra_prefix_info_t);
2523 vl_api_ip6_ra_event_t *event =
2524 vl_msg_api_alloc (event_size);
2525 clib_memset (event, 0, event_size);
2526 event->_vl_msg_id = htons (VL_API_IP6_RA_EVENT);
2527 event->client_index = reg->client_index;
2528 event->pid = reg->client_pid;
2530 event->sw_if_index = clib_host_to_net_u32 (ra_events[i].sw_if_index);
2532 ip6_address_encode (&ra_events[i].router_address,
2533 event->router_addr);
2535 event->current_hop_limit = ra_events[i].current_hop_limit;
2536 event->flags = ra_events[i].flags;
2537 event->router_lifetime_in_sec =
2538 clib_host_to_net_u16 (ra_events
2539 [i].router_lifetime_in_sec);
2540 event->neighbor_reachable_time_in_msec =
2541 clib_host_to_net_u32 (ra_events
2542 [i].neighbor_reachable_time_in_msec);
2543 event->time_in_msec_between_retransmitted_neighbor_solicitations
2545 clib_host_to_net_u32 (ra_events
2546 [i].time_in_msec_between_retransmitted_neighbor_solicitations);
2549 clib_host_to_net_u32 (vec_len (ra_events[i].prefixes));
2550 vl_api_ip6_ra_prefix_info_t *prefix =
2551 (typeof (prefix)) event->prefixes;
2553 for (j = 0; j < vec_len (ra_events[i].prefixes); j++)
2555 ra_report_prefix_info_t *info =
2556 &ra_events[i].prefixes[j];
2557 ip_prefix_encode(&info->prefix, &prefix->prefix);
2558 prefix->flags = info->flags;
2559 prefix->valid_time =
2560 clib_host_to_net_u32 (info->valid_time);
2561 prefix->preferred_time =
2562 clib_host_to_net_u32 (info->preferred_time);
2566 vl_api_send_msg (vl_reg, (u8 *) event);
2570 vec_free (ra_events[i].prefixes);
2573 vlib_process_put_event_data (vm, event_data);
2580 VLIB_REGISTER_NODE (wc_arp_process_node,static) = {
2581 .function = wc_arp_process,
2582 .type = VLIB_NODE_TYPE_PROCESS,
2583 .name = "wildcard-ip4-arp-publisher-process",
2588 arp_change_data_callback (u32 pool_index,
2589 const mac_address_t * mac,
2590 u32 sw_if_index, const ip4_address_t * address)
2592 vpe_api_main_t *am = &vpe_api_main;
2593 vl_api_ip4_arp_event_t *event;
2595 if (pool_is_free_index (am->arp_events, pool_index))
2598 event = pool_elt_at_index (am->arp_events, pool_index);
2599 if (ethernet_mac_address_equal (event->mac, mac->bytes) &&
2600 sw_if_index == ntohl (event->sw_if_index))
2605 mac_address_encode (mac, event->mac);
2606 event->sw_if_index = htonl (sw_if_index);
2611 vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp)
2613 vpe_api_main_t *am = &vpe_api_main;
2614 vnet_main_t *vnm = vnet_get_main ();
2615 vl_api_want_ip4_arp_events_reply_t *rmp;
2619 ip4_address_decode (mp->ip, &ip);
2624 hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index);
2625 vpe_client_registration_t *rp;
2628 if (mp->enable_disable)
2630 clib_warning ("pid %d: already enabled...", mp->pid);
2631 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2637 pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2638 pool_put (am->wc_ip4_arp_events_registrations, rp);
2639 hash_unset (am->wc_ip4_arp_events_registration_hash,
2641 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2642 wc_arp_set_publisher_node (~0, REPORT_MAX);
2646 if (mp->enable_disable == 0)
2648 clib_warning ("pid %d: already disabled...", mp->pid);
2649 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2652 pool_get (am->wc_ip4_arp_events_registrations, rp);
2653 rp->client_index = mp->client_index;
2654 rp->client_pid = mp->pid;
2655 hash_set (am->wc_ip4_arp_events_registration_hash, rp->client_index,
2656 rp - am->wc_ip4_arp_events_registrations);
2657 wc_arp_set_publisher_node (wc_arp_process_node.index, WC_ARP_REPORT);
2661 if (mp->enable_disable)
2663 vl_api_ip4_arp_event_t *event;
2664 pool_get (am->arp_events, event);
2665 rv = vnet_add_del_ip4_arp_change_event
2666 (vnm, arp_change_data_callback,
2667 mp->pid, mp->ip /* addr, in net byte order */ ,
2668 ip_resolver_process_node.index,
2669 IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ );
2673 pool_put (am->arp_events, event);
2676 clib_memset (event, 0, sizeof (*event));
2678 /* Python API expects events to have no context */
2679 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2680 event->client_index = mp->client_index;
2681 memcpy (event->ip, mp->ip, 4);
2682 event->pid = mp->pid;
2688 rv = vnet_add_del_ip4_arp_change_event
2689 (vnm, arp_change_delete_callback,
2690 mp->pid, mp->ip /* addr, in net byte order */ ,
2691 ip_resolver_process_node.index,
2692 IP4_ARP_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2695 REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY);
2698 static clib_error_t *
2699 want_ip4_arp_events_reaper (u32 client_index)
2701 vpe_client_registration_t *rp;
2702 vl_api_ip4_arp_event_t *event;
2703 u32 *to_delete, *event_id;
2709 vnm = vnet_get_main ();
2712 /* clear out all of its pending resolutions */
2714 pool_foreach(event, am->arp_events,
2716 if (event->client_index == client_index)
2718 vec_add1(to_delete, event - am->arp_events);
2723 vec_foreach (event_id, to_delete)
2725 event = pool_elt_at_index (am->arp_events, *event_id);
2726 vnet_add_del_ip4_arp_change_event
2727 (vnm, arp_change_delete_callback,
2728 event->pid, event->ip,
2729 ip_resolver_process_node.index, IP4_ARP_EVENT,
2730 ~0 /* pool index, notused */ , 0 /* is_add */ );
2732 vec_free (to_delete);
2734 /* remove from the registration hash */
2735 p = hash_get (am->wc_ip4_arp_events_registration_hash, client_index);
2739 rp = pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2740 pool_put (am->wc_ip4_arp_events_registrations, rp);
2741 hash_unset (am->wc_ip4_arp_events_registration_hash, client_index);
2742 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2743 wc_arp_set_publisher_node (~0, REPORT_MAX);
2748 VL_MSG_API_REAPER_FUNCTION (want_ip4_arp_events_reaper);
2751 vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp)
2753 vpe_api_main_t *am = &vpe_api_main;
2754 vnet_main_t *vnm = vnet_get_main ();
2755 vl_api_want_ip6_nd_events_reply_t *rmp;
2759 ip6_address_decode (mp->ip, &ip6);
2761 if (ip6_address_is_zero (&ip6))
2764 hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index);
2765 vpe_client_registration_t *rp;
2768 if (mp->enable_disable)
2770 clib_warning ("pid %d: already enabled...", mp->pid);
2771 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2777 pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2778 pool_put (am->wc_ip6_nd_events_registrations, rp);
2779 hash_unset (am->wc_ip6_nd_events_registration_hash,
2781 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2782 wc_nd_set_publisher_node (~0, REPORT_MAX);
2786 if (mp->enable_disable == 0)
2788 clib_warning ("pid %d: already disabled...", mp->pid);
2789 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2792 pool_get (am->wc_ip6_nd_events_registrations, rp);
2793 rp->client_index = mp->client_index;
2794 rp->client_pid = mp->pid;
2795 hash_set (am->wc_ip6_nd_events_registration_hash, rp->client_index,
2796 rp - am->wc_ip6_nd_events_registrations);
2797 wc_nd_set_publisher_node (wc_arp_process_node.index, WC_ND_REPORT);
2801 if (mp->enable_disable)
2803 vl_api_ip6_nd_event_t *event;
2804 pool_get (am->nd_events, event);
2806 rv = vnet_add_del_ip6_nd_change_event
2807 (vnm, nd_change_data_callback,
2809 ip_resolver_process_node.index,
2810 IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ );
2814 pool_put (am->nd_events, event);
2817 clib_memset (event, 0, sizeof (*event));
2819 event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT);
2820 event->client_index = mp->client_index;
2821 ip6_address_encode (&ip6, event->ip);
2822 event->pid = mp->pid;
2826 rv = vnet_add_del_ip6_nd_change_event
2827 (vnm, nd_change_delete_callback,
2828 mp->pid, &ip6 /* addr, in net byte order */ ,
2829 ip_resolver_process_node.index,
2830 IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2833 REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY);
2836 static clib_error_t *
2837 want_ip6_nd_events_reaper (u32 client_index)
2840 vpe_client_registration_t *rp;
2841 vl_api_ip6_nd_event_t *event;
2842 u32 *to_delete, *event_id;
2848 vnm = vnet_get_main ();
2851 /* clear out all of its pending resolutions */
2853 pool_foreach(event, am->nd_events,
2855 if (event->client_index == client_index)
2857 vec_add1(to_delete, event - am->nd_events);
2862 vec_foreach (event_id, to_delete)
2864 event = pool_elt_at_index (am->nd_events, *event_id);
2865 vnet_add_del_ip6_nd_change_event
2866 (vnm, nd_change_delete_callback,
2867 event->pid, event->ip,
2868 ip_resolver_process_node.index, IP6_ND_EVENT,
2869 ~0 /* pool index, notused */ , 0 /* is_add */ );
2871 vec_free (to_delete);
2873 /* remove from the registration hash */
2874 p = hash_get (am->wc_ip6_nd_events_registration_hash, client_index);
2878 rp = pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2879 pool_put (am->wc_ip6_nd_events_registrations, rp);
2880 hash_unset (am->wc_ip6_nd_events_registration_hash, client_index);
2881 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2882 wc_nd_set_publisher_node (~0, REPORT_MAX);
2887 VL_MSG_API_REAPER_FUNCTION (want_ip6_nd_events_reaper);
2890 vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp)
2892 vpe_api_main_t *am = &vpe_api_main;
2893 vl_api_want_ip6_ra_events_reply_t *rmp;
2896 uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index);
2897 vpe_client_registration_t *rp;
2900 if (mp->enable_disable)
2902 clib_warning ("pid %d: already enabled...", ntohl (mp->pid));
2903 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2908 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2909 pool_put (am->ip6_ra_events_registrations, rp);
2910 hash_unset (am->ip6_ra_events_registration_hash, mp->client_index);
2914 if (mp->enable_disable == 0)
2916 clib_warning ("pid %d: already disabled...", ntohl (mp->pid));
2917 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2920 pool_get (am->ip6_ra_events_registrations, rp);
2921 rp->client_index = mp->client_index;
2922 rp->client_pid = ntohl (mp->pid);
2923 hash_set (am->ip6_ra_events_registration_hash, rp->client_index,
2924 rp - am->ip6_ra_events_registrations);
2927 REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY);
2930 static clib_error_t *
2931 want_ip6_ra_events_reaper (u32 client_index)
2933 vpe_api_main_t *am = &vpe_api_main;
2934 vpe_client_registration_t *rp;
2937 p = hash_get (am->ip6_ra_events_registration_hash, client_index);
2941 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2942 pool_put (am->ip6_ra_events_registrations, rp);
2943 hash_unset (am->ip6_ra_events_registration_hash, client_index);
2948 VL_MSG_API_REAPER_FUNCTION (want_ip6_ra_events_reaper);
2951 vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
2953 vl_api_proxy_arp_add_del_reply_t *rmp;
2954 ip4_address_t lo, hi;
2958 fib_index = fib_table_find (FIB_PROTOCOL_IP4, ntohl (mp->proxy.table_id));
2960 if (~0 == fib_index)
2962 rv = VNET_API_ERROR_NO_SUCH_FIB;
2966 ip4_address_decode (mp->proxy.low, &lo);
2967 ip4_address_decode (mp->proxy.hi, &hi);
2969 rv = vnet_proxy_arp_add_del (&lo, &hi, fib_index, mp->is_add == 0);
2972 REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY);
2975 typedef struct proxy_arp_walk_ctx_t_
2977 vl_api_registration_t *reg;
2979 } proxy_arp_walk_ctx_t;
2982 send_proxy_arp_details (const ip4_address_t * lo_addr,
2983 const ip4_address_t * hi_addr,
2984 u32 fib_index, void *data)
2986 vl_api_proxy_arp_details_t *mp;
2987 proxy_arp_walk_ctx_t *ctx;
2991 mp = vl_msg_api_alloc (sizeof (*mp));
2992 clib_memset (mp, 0, sizeof (*mp));
2993 mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_DETAILS);
2994 mp->context = ctx->context;
2995 mp->proxy.table_id = htonl (fib_index);
2997 ip4_address_encode (lo_addr, mp->proxy.low);
2998 ip4_address_encode (hi_addr, mp->proxy.hi);
3000 vl_api_send_msg (ctx->reg, (u8 *) mp);
3002 return (WALK_CONTINUE);
3006 vl_api_proxy_arp_dump_t_handler (vl_api_proxy_arp_dump_t * mp)
3008 vl_api_registration_t *reg;
3010 reg = vl_api_client_index_to_registration (mp->client_index);
3014 proxy_arp_walk_ctx_t wctx = {
3016 .context = mp->context,
3019 proxy_arp_walk (send_proxy_arp_details, &wctx);
3023 send_proxy_arp_intfc_details (u32 sw_if_index, void *data)
3025 vl_api_proxy_arp_intfc_details_t *mp;
3026 proxy_arp_walk_ctx_t *ctx;
3030 mp = vl_msg_api_alloc (sizeof (*mp));
3031 clib_memset (mp, 0, sizeof (*mp));
3032 mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_INTFC_DETAILS);
3033 mp->context = ctx->context;
3034 mp->sw_if_index = htonl (sw_if_index);
3036 vl_api_send_msg (ctx->reg, (u8 *) mp);
3038 return (WALK_CONTINUE);
3042 vl_api_proxy_arp_intfc_dump_t_handler (vl_api_proxy_arp_intfc_dump_t * mp)
3044 vl_api_registration_t *reg;
3046 reg = vl_api_client_index_to_registration (mp->client_index);
3050 proxy_arp_walk_ctx_t wctx = {
3052 .context = mp->context,
3055 proxy_arp_intfc_walk (send_proxy_arp_intfc_details, &wctx);
3059 vl_api_proxy_arp_intfc_enable_disable_t_handler
3060 (vl_api_proxy_arp_intfc_enable_disable_t * mp)
3063 vnet_main_t *vnm = vnet_get_main ();
3064 vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp;
3066 VALIDATE_SW_IF_INDEX (mp);
3068 rv = vnet_proxy_arp_enable_disable (vnm,
3069 ntohl (mp->sw_if_index),
3070 mp->enable_disable);
3072 BAD_SW_IF_INDEX_LABEL;
3074 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
3078 vl_api_ip_probe_neighbor_t_handler (vl_api_ip_probe_neighbor_t * mp)
3081 vlib_main_t *vm = vlib_get_main ();
3082 vl_api_ip_probe_neighbor_reply_t *rmp;
3083 clib_error_t *error;
3087 VALIDATE_SW_IF_INDEX (mp);
3089 u32 sw_if_index = ntohl (mp->sw_if_index);
3090 itype = ip_address_decode (&mp->dst, &dst);
3092 if (IP46_TYPE_IP6 == itype)
3093 error = ip6_probe_neighbor (vm, &dst.ip6, sw_if_index, 0);
3095 error = ip4_probe_neighbor (vm, &dst.ip4, sw_if_index, 0);
3099 clib_error_report (error);
3100 rv = clib_error_get_code (error);
3103 BAD_SW_IF_INDEX_LABEL;
3105 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
3109 vl_api_ip_scan_neighbor_enable_disable_t_handler
3110 (vl_api_ip_scan_neighbor_enable_disable_t * mp)
3113 vl_api_ip_scan_neighbor_enable_disable_reply_t *rmp;
3114 ip_neighbor_scan_arg_t arg;
3116 arg.mode = mp->mode;
3117 arg.scan_interval = mp->scan_interval;
3118 arg.max_proc_time = mp->max_proc_time;
3119 arg.max_update = mp->max_update;
3120 arg.scan_int_delay = mp->scan_int_delay;
3121 arg.stale_threshold = mp->stale_threshold;
3122 ip_neighbor_scan_enable_disable (&arg);
3124 REPLY_MACRO (VL_API_IP_SCAN_NEIGHBOR_ENABLE_DISABLE_REPLY);
3128 ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3130 vnet_main_t *vnm = vnet_get_main ();
3131 vnet_interface_main_t *im = &vnm->interface_main;
3132 ip4_main_t *im4 = &ip4_main;
3133 static u32 *sw_if_indices_to_shut;
3134 fib_table_t *fib_table;
3138 int rv = VNET_API_ERROR_NO_SUCH_FIB;
3139 u32 target_fib_id = ntohl (mp->vrf_id);
3142 pool_foreach (fib_table, im4->fibs,
3144 vnet_sw_interface_t * si;
3146 fib = pool_elt_at_index (im4->v4_fibs, fib_table->ft_index);
3148 if (fib->table_id != target_fib_id)
3151 /* remove any mpls encap/decap labels */
3152 mpls_fib_reset_labels (fib->table_id);
3154 /* remove any proxy arps in this fib */
3155 vnet_proxy_arp_fib_reset (fib->table_id);
3157 /* Set the flow hash for this fib to the default */
3158 vnet_set_ip4_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
3160 vec_reset_length (sw_if_indices_to_shut);
3162 /* Shut down interfaces in this FIB / clean out intfc routes */
3163 pool_foreach (si, im->sw_interfaces,
3165 u32 sw_if_index = si->sw_if_index;
3167 if (sw_if_index < vec_len (im4->fib_index_by_sw_if_index)
3168 && (im4->fib_index_by_sw_if_index[si->sw_if_index] ==
3170 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
3173 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
3174 sw_if_index = sw_if_indices_to_shut[i];
3176 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
3177 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
3178 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
3181 fib_table_flush(fib->index, FIB_PROTOCOL_IP4, FIB_SOURCE_API);
3185 })); /* pool_foreach (fib) */
3192 ip6_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3194 vnet_main_t *vnm = vnet_get_main ();
3195 vnet_interface_main_t *im = &vnm->interface_main;
3196 ip6_main_t *im6 = &ip6_main;
3197 static u32 *sw_if_indices_to_shut;
3198 fib_table_t *fib_table;
3202 int rv = VNET_API_ERROR_NO_SUCH_FIB;
3203 u32 target_fib_id = ntohl (mp->vrf_id);
3206 pool_foreach (fib_table, im6->fibs,
3208 vnet_sw_interface_t * si;
3210 fib = pool_elt_at_index (im6->v6_fibs, fib_table->ft_index);
3212 if (fib->table_id != target_fib_id)
3215 vec_reset_length (sw_if_indices_to_shut);
3217 /* Set the flow hash for this fib to the default */
3218 vnet_set_ip6_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
3220 /* Shut down interfaces in this FIB / clean out intfc routes */
3221 pool_foreach (si, im->sw_interfaces,
3223 if (im6->fib_index_by_sw_if_index[si->sw_if_index] ==
3225 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
3228 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
3229 sw_if_index = sw_if_indices_to_shut[i];
3231 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
3232 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
3233 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
3236 fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API);
3240 })); /* pool_foreach (fib) */
3247 vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3250 vl_api_reset_fib_reply_t *rmp;
3253 rv = ip6_reset_fib_t_handler (mp);
3255 rv = ip4_reset_fib_t_handler (mp);
3257 REPLY_MACRO (VL_API_RESET_FIB_REPLY);
3261 vl_api_set_arp_neighbor_limit_t_handler (vl_api_set_arp_neighbor_limit_t * mp)
3264 vl_api_set_arp_neighbor_limit_reply_t *rmp;
3265 vnet_main_t *vnm = vnet_get_main ();
3266 clib_error_t *error;
3271 error = ip6_set_neighbor_limit (ntohl (mp->arp_neighbor_limit));
3273 error = ip4_set_arp_limit (ntohl (mp->arp_neighbor_limit));
3277 clib_error_report (error);
3278 rv = VNET_API_ERROR_UNSPECIFIED;
3282 rv = vnm->api_errno;
3285 REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY);
3289 vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp)
3291 vl_api_ip_reassembly_set_reply_t *rmp;
3295 rv = ip6_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
3296 clib_net_to_host_u32 (mp->max_reassemblies),
3297 clib_net_to_host_u32 (mp->max_reassembly_length),
3298 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
3302 rv = ip4_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
3303 clib_net_to_host_u32 (mp->max_reassemblies),
3304 clib_net_to_host_u32 (mp->max_reassembly_length),
3305 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
3308 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
3312 vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp)
3314 vl_api_registration_t *rp;
3316 rp = vl_api_client_index_to_registration (mp->client_index);
3320 vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp));
3321 clib_memset (rmp, 0, sizeof (*rmp));
3322 rmp->_vl_msg_id = ntohs (VL_API_IP_REASSEMBLY_GET_REPLY);
3323 rmp->context = mp->context;
3328 ip6_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
3329 &rmp->expire_walk_interval_ms);
3334 ip4_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
3335 &rmp->max_reassembly_length,
3336 &rmp->expire_walk_interval_ms);
3338 rmp->timeout_ms = clib_host_to_net_u32 (rmp->timeout_ms);
3339 rmp->max_reassemblies = clib_host_to_net_u32 (rmp->max_reassemblies);
3340 rmp->expire_walk_interval_ms =
3341 clib_host_to_net_u32 (rmp->expire_walk_interval_ms);
3342 vl_api_send_msg (rp, (u8 *) rmp);
3346 vl_api_ip_reassembly_enable_disable_t_handler
3347 (vl_api_ip_reassembly_enable_disable_t * mp)
3349 vl_api_ip_reassembly_enable_disable_reply_t *rmp;
3351 rv = ip4_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
3355 rv = ip6_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
3359 REPLY_MACRO (VL_API_IP_REASSEMBLY_ENABLE_DISABLE_REPLY);
3362 typedef struct ip_punt_redirect_walk_ctx_t_
3364 vl_api_registration_t *reg;
3366 } ip_punt_redirect_walk_ctx_t;
3369 send_ip_punt_redirect_details (u32 rx_sw_if_index,
3370 const ip_punt_redirect_rx_t * ipr, void *arg)
3372 fib_route_path_encode_t *api_rpaths = NULL;
3373 ip_punt_redirect_walk_ctx_t *ctx = arg;
3374 vl_api_ip_punt_redirect_details_t *mp;
3376 mp = vl_msg_api_alloc (sizeof (*mp));
3378 return (WALK_STOP);;
3380 clib_memset (mp, 0, sizeof (*mp));
3381 mp->_vl_msg_id = ntohs (VL_API_IP_PUNT_REDIRECT_DETAILS);
3382 mp->context = ctx->context;
3384 fib_path_list_walk_w_ext (ipr->pl, NULL, fib_path_encode, &api_rpaths);
3386 mp->punt.rx_sw_if_index = htonl (rx_sw_if_index);
3387 mp->punt.tx_sw_if_index = htonl (api_rpaths[0].rpath.frp_sw_if_index);
3389 ip_address_encode (&api_rpaths[0].rpath.frp_addr,
3390 fib_proto_to_ip46 (ipr->fproto), &mp->punt.nh);
3392 vl_api_send_msg (ctx->reg, (u8 *) mp);
3394 vec_free (api_rpaths);
3396 return (WALK_CONTINUE);
3400 vl_api_ip_punt_redirect_dump_t_handler (vl_api_ip_punt_redirect_dump_t * mp)
3402 vl_api_registration_t *reg;
3403 fib_protocol_t fproto;
3405 reg = vl_api_client_index_to_registration (mp->client_index);
3409 fproto = mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4;
3411 ip_punt_redirect_walk_ctx_t ctx = {
3413 .context = mp->context,
3416 if (~0 != mp->sw_if_index)
3421 rx_sw_if_index = ntohl (mp->sw_if_index);
3422 pri = ip_punt_redirect_find (fproto, rx_sw_if_index);
3424 if (INDEX_INVALID == pri)
3427 send_ip_punt_redirect_details (rx_sw_if_index,
3428 ip_punt_redirect_get (pri), &ctx);
3431 ip_punt_redirect_walk (fproto, send_ip_punt_redirect_details, &ctx);
3434 #define vl_msg_name_crc_list
3435 #include <vnet/ip/ip.api.h>
3436 #undef vl_msg_name_crc_list
3439 setup_message_id_table (api_main_t * am)
3441 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
3442 foreach_vl_msg_name_crc_ip;
3446 static clib_error_t *
3447 ip_api_hookup (vlib_main_t * vm)
3449 api_main_t *am = &api_main;
3452 vl_msg_api_set_handlers(VL_API_##N, #n, \
3453 vl_api_##n##_t_handler, \
3455 vl_api_##n##_t_endian, \
3456 vl_api_##n##_t_print, \
3457 sizeof(vl_api_##n##_t), 1);
3462 * Mark the route add/del API as MP safe
3464 am->is_mp_safe[VL_API_IP_ADD_DEL_ROUTE] = 1;
3465 am->is_mp_safe[VL_API_IP_ADD_DEL_ROUTE_REPLY] = 1;
3468 * Set up the (msg_name, crc, message-id) table
3470 setup_message_id_table (am);
3472 ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT);
3477 VLIB_API_INIT_FUNCTION (ip_api_hookup);
3480 * fd.io coding-style-patch-verification: ON
3483 * eval: (c-set-style "gnu")