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/ip/ip.h>
27 #include <vnet/ip/ip_neighbor.h>
28 #include <vnet/ip/ip6_neighbor.h>
29 #include <vnet/ip/ip_punt_drop.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>
48 #include <vnet/ethernet/arp.h>
49 #include <vnet/ip/ip_types_api.h>
51 #include <vnet/vnet_msg_enum.h>
53 #define vl_typedefs /* define message structures */
54 #include <vnet/vnet_all_api_h.h>
57 #define vl_endianfun /* define message structures */
58 #include <vnet/vnet_all_api_h.h>
61 /* instantiate all the print functions we know about */
62 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
64 #include <vnet/vnet_all_api_h.h>
67 #include <vlibapi/api_helper_macros.h>
70 #define foreach_ip_api_msg \
71 _(IP_FIB_DUMP, ip_fib_dump) \
72 _(IP6_FIB_DUMP, ip6_fib_dump) \
73 _(IP_MFIB_DUMP, ip_mfib_dump) \
74 _(IP6_MFIB_DUMP, ip6_mfib_dump) \
75 _(IP_NEIGHBOR_DUMP, ip_neighbor_dump) \
76 _(IP_MROUTE_ADD_DEL, ip_mroute_add_del) \
77 _(MFIB_SIGNAL_DUMP, mfib_signal_dump) \
78 _(IP_ADDRESS_DUMP, ip_address_dump) \
79 _(IP_UNNUMBERED_DUMP, ip_unnumbered_dump) \
81 _(IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del) \
82 _(SET_ARP_NEIGHBOR_LIMIT, set_arp_neighbor_limit) \
83 _(IP_PROBE_NEIGHBOR, ip_probe_neighbor) \
84 _(IP_SCAN_NEIGHBOR_ENABLE_DISABLE, ip_scan_neighbor_enable_disable) \
85 _(WANT_IP4_ARP_EVENTS, want_ip4_arp_events) \
86 _(WANT_IP6_ND_EVENTS, want_ip6_nd_events) \
87 _(WANT_IP6_RA_EVENTS, want_ip6_ra_events) \
88 _(PROXY_ARP_ADD_DEL, proxy_arp_add_del) \
89 _(PROXY_ARP_DUMP, proxy_arp_dump) \
90 _(PROXY_ARP_INTFC_ENABLE_DISABLE, proxy_arp_intfc_enable_disable) \
91 _(PROXY_ARP_INTFC_DUMP, proxy_arp_intfc_dump) \
92 _(RESET_FIB, reset_fib) \
93 _(IP_ADD_DEL_ROUTE, ip_add_del_route) \
94 _(IP_TABLE_ADD_DEL, ip_table_add_del) \
95 _(IP_PUNT_POLICE, ip_punt_police) \
96 _(IP_PUNT_REDIRECT, ip_punt_redirect) \
97 _(SET_IP_FLOW_HASH,set_ip_flow_hash) \
98 _(SW_INTERFACE_IP6ND_RA_CONFIG, sw_interface_ip6nd_ra_config) \
99 _(SW_INTERFACE_IP6ND_RA_PREFIX, sw_interface_ip6nd_ra_prefix) \
100 _(IP6ND_PROXY_ADD_DEL, ip6nd_proxy_add_del) \
101 _(IP6ND_PROXY_DUMP, ip6nd_proxy_dump) \
102 _(IP6ND_SEND_ROUTER_SOLICITATION, ip6nd_send_router_solicitation) \
103 _(SW_INTERFACE_IP6_ENABLE_DISABLE, sw_interface_ip6_enable_disable ) \
104 _(IP_CONTAINER_PROXY_ADD_DEL, ip_container_proxy_add_del) \
105 _(IP_CONTAINER_PROXY_DUMP, ip_container_proxy_dump) \
106 _(IOAM_ENABLE, ioam_enable) \
107 _(IOAM_DISABLE, ioam_disable) \
108 _(IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL, \
109 ip_source_and_port_range_check_add_del) \
110 _(IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL, \
111 ip_source_and_port_range_check_interface_add_del) \
112 _(IP_SOURCE_CHECK_INTERFACE_ADD_DEL, \
113 ip_source_check_interface_add_del) \
114 _(IP_REASSEMBLY_SET, ip_reassembly_set) \
115 _(IP_REASSEMBLY_GET, ip_reassembly_get) \
116 _(IP_REASSEMBLY_ENABLE_DISABLE, ip_reassembly_enable_disable) \
117 _(IP_PUNT_REDIRECT_DUMP, ip_punt_redirect_dump)
120 extern void stats_dslock_with_hint (int hint, int tag);
121 extern void stats_dsunlock (void);
124 send_ip_neighbor_details (u32 sw_if_index,
128 u8 * ip_address, vl_api_registration_t * reg,
131 vl_api_ip_neighbor_details_t *mp;
133 mp = vl_msg_api_alloc (sizeof (*mp));
134 clib_memset (mp, 0, sizeof (*mp));
135 mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_DETAILS);
136 mp->context = context;
137 mp->sw_if_index = htonl (sw_if_index);
138 mp->is_ipv6 = is_ipv6;
139 mp->is_static = is_static;
140 memcpy (mp->mac_address, mac_address, 6);
141 memcpy (mp->ip_address, ip_address, (is_ipv6) ? 16 : 4);
143 vl_api_send_msg (reg, (u8 *) mp);
147 vl_api_ip_neighbor_dump_t_handler (vl_api_ip_neighbor_dump_t * mp)
149 vl_api_registration_t *reg;
151 reg = vl_api_client_index_to_registration (mp->client_index);
155 u32 sw_if_index = ntohl (mp->sw_if_index);
159 ip6_neighbor_t *n, *ns;
161 ns = ip6_neighbors_entries (sw_if_index);
165 send_ip_neighbor_details
166 (n->key.sw_if_index, mp->is_ipv6,
167 ((n->flags & IP6_NEIGHBOR_FLAG_STATIC) ? 1 : 0),
168 (u8 *) n->link_layer_address,
169 (u8 *) & (n->key.ip6_address.as_u8),
177 ethernet_arp_ip4_entry_t *n, *ns;
179 ns = ip4_neighbor_entries (sw_if_index);
183 send_ip_neighbor_details (n->sw_if_index, mp->is_ipv6,
184 ((n->flags & ETHERNET_ARP_IP4_ENTRY_FLAG_STATIC) ? 1 : 0),
185 (u8*) n->ethernet_address,
186 (u8*) & (n->ip4_address.as_u8),
195 send_ip_fib_details (vpe_api_main_t * am,
196 vl_api_registration_t * reg,
197 const fib_table_t * table,
198 const fib_prefix_t * pfx,
199 fib_route_path_encode_t * api_rpaths, u32 context)
201 vl_api_ip_fib_details_t *mp;
202 fib_route_path_encode_t *api_rpath;
203 vl_api_fib_path_t *fp;
206 path_count = vec_len (api_rpaths);
207 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
210 clib_memset (mp, 0, sizeof (*mp));
211 mp->_vl_msg_id = ntohs (VL_API_IP_FIB_DETAILS);
212 mp->context = context;
214 mp->table_id = htonl (table->ft_table_id);
215 memcpy (mp->table_name, table->ft_desc,
216 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
217 mp->address_length = pfx->fp_len;
218 memcpy (mp->address, &pfx->fp_addr.ip4, sizeof (pfx->fp_addr.ip4));
220 htonl (fib_table_entry_get_stats_index (table->ft_index, pfx));
222 mp->count = htonl (path_count);
224 vec_foreach (api_rpath, api_rpaths)
226 fib_api_path_encode (api_rpath, fp);
230 vl_api_send_msg (reg, (u8 *) mp);
233 typedef struct vl_api_ip_fib_dump_walk_ctx_t_
235 fib_node_index_t *feis;
236 } vl_api_ip_fib_dump_walk_ctx_t;
238 static fib_table_walk_rc_t
239 vl_api_ip_fib_dump_walk (fib_node_index_t fei, void *arg)
241 vl_api_ip_fib_dump_walk_ctx_t *ctx = arg;
243 vec_add1 (ctx->feis, fei);
245 return (FIB_TABLE_WALK_CONTINUE);
249 vl_api_ip_fib_dump_t_handler (vl_api_ip_fib_dump_t * mp)
251 vpe_api_main_t *am = &vpe_api_main;
252 vl_api_registration_t *reg;
253 ip4_main_t *im = &ip4_main;
254 fib_table_t *fib_table;
255 fib_node_index_t *lfeip;
256 const fib_prefix_t *pfx;
258 fib_route_path_encode_t *api_rpaths;
259 vl_api_ip_fib_dump_walk_ctx_t ctx = {
263 reg = vl_api_client_index_to_registration (mp->client_index);
268 pool_foreach (fib_table, im->fibs,
270 fib_table_walk(fib_table->ft_index,
272 vl_api_ip_fib_dump_walk,
277 vec_sort_with_function (ctx.feis, fib_entry_cmp_for_sort);
279 vec_foreach (lfeip, ctx.feis)
281 pfx = fib_entry_get_prefix (*lfeip);
282 fib_index = fib_entry_get_fib_index (*lfeip);
283 fib_table = fib_table_get (fib_index, pfx->fp_proto);
285 fib_entry_encode (*lfeip, &api_rpaths);
286 send_ip_fib_details (am, reg, fib_table, pfx, api_rpaths, mp->context);
287 vec_free (api_rpaths);
294 send_ip6_fib_details (vpe_api_main_t * am,
295 vl_api_registration_t * reg,
296 const fib_table_t * table,
297 const fib_prefix_t * pfx,
298 fib_route_path_encode_t * api_rpaths, u32 context)
300 vl_api_ip6_fib_details_t *mp;
301 fib_route_path_encode_t *api_rpath;
302 vl_api_fib_path_t *fp;
305 path_count = vec_len (api_rpaths);
306 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
309 clib_memset (mp, 0, sizeof (*mp));
310 mp->_vl_msg_id = ntohs (VL_API_IP6_FIB_DETAILS);
311 mp->context = context;
313 mp->table_id = htonl (table->ft_table_id);
314 mp->address_length = pfx->fp_len;
315 memcpy (mp->address, &pfx->fp_addr.ip6, sizeof (pfx->fp_addr.ip6));
316 memcpy (mp->table_name, table->ft_desc,
317 clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
319 htonl (fib_table_entry_get_stats_index (table->ft_index, pfx));
321 mp->count = htonl (path_count);
323 vec_foreach (api_rpath, api_rpaths)
325 fib_api_path_encode (api_rpath, fp);
329 vl_api_send_msg (reg, (u8 *) mp);
332 typedef struct apt_ip6_fib_show_ctx_t_
335 fib_node_index_t *entries;
336 } api_ip6_fib_show_ctx_t;
339 api_ip6_fib_table_put_entries (clib_bihash_kv_24_8_t * kvp, void *arg)
341 api_ip6_fib_show_ctx_t *ctx = arg;
343 if ((kvp->key[2] >> 32) == ctx->fib_index)
345 vec_add1 (ctx->entries, kvp->value);
350 api_ip6_fib_table_get_all (vl_api_registration_t * reg,
351 vl_api_ip6_fib_dump_t * mp,
352 fib_table_t * fib_table)
354 vpe_api_main_t *am = &vpe_api_main;
355 ip6_main_t *im6 = &ip6_main;
356 fib_node_index_t *fib_entry_index;
357 api_ip6_fib_show_ctx_t ctx = {
358 .fib_index = fib_table->ft_index,
361 fib_route_path_encode_t *api_rpaths;
362 const fib_prefix_t *pfx;
364 BV (clib_bihash_foreach_key_value_pair)
365 ((BVT (clib_bihash) *) & im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].
366 ip6_hash, api_ip6_fib_table_put_entries, &ctx);
368 vec_sort_with_function (ctx.entries, fib_entry_cmp_for_sort);
370 vec_foreach (fib_entry_index, ctx.entries)
372 pfx = fib_entry_get_prefix (*fib_entry_index);
374 fib_entry_encode (*fib_entry_index, &api_rpaths);
375 send_ip6_fib_details (am, reg, fib_table, pfx, api_rpaths, mp->context);
376 vec_free (api_rpaths);
379 vec_free (ctx.entries);
383 vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp)
385 vl_api_registration_t *reg;
386 ip6_main_t *im6 = &ip6_main;
387 fib_table_t *fib_table;
389 reg = vl_api_client_index_to_registration (mp->client_index);
394 pool_foreach (fib_table, im6->fibs,
396 /* don't send link locals */
397 if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL)
400 api_ip6_fib_table_get_all(reg, mp, fib_table);
406 send_ip_mfib_details (vl_api_registration_t * reg,
407 u32 context, u32 table_id, fib_node_index_t mfei)
409 fib_route_path_encode_t *api_rpath, *api_rpaths = NULL;
410 vl_api_ip_mfib_details_t *mp;
411 const mfib_prefix_t *pfx;
412 mfib_entry_t *mfib_entry;
413 vl_api_fib_path_t *fp;
416 mfib_entry = mfib_entry_get (mfei);
417 pfx = mfib_entry_get_prefix (mfei);
418 mfib_entry_encode (mfei, &api_rpaths);
420 path_count = vec_len (api_rpaths);
421 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
424 clib_memset (mp, 0, sizeof (*mp));
425 mp->_vl_msg_id = ntohs (VL_API_IP_MFIB_DETAILS);
426 mp->context = context;
428 mp->rpf_id = mfib_entry->mfe_rpf_id;
429 mp->entry_flags = mfib_entry->mfe_flags;
430 mp->table_id = htonl (table_id);
431 mp->address_length = pfx->fp_len;
432 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip4,
433 sizeof (pfx->fp_grp_addr.ip4));
434 memcpy (mp->src_address, &pfx->fp_src_addr.ip4,
435 sizeof (pfx->fp_src_addr.ip4));
437 mp->count = htonl (path_count);
439 vec_foreach (api_rpath, api_rpaths)
441 fib_api_path_encode (api_rpath, fp);
444 vec_free (api_rpaths);
446 vl_api_send_msg (reg, (u8 *) mp);
449 typedef struct vl_api_ip_mfib_dump_ctc_t_
451 fib_node_index_t *entries;
452 } vl_api_ip_mfib_dump_ctc_t;
455 vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
457 vl_api_ip_mfib_dump_ctc_t *ctx = arg;
459 vec_add1 (ctx->entries, fei);
465 vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp)
467 vl_api_registration_t *reg;
468 ip4_main_t *im = &ip4_main;
469 mfib_table_t *mfib_table;
470 fib_node_index_t *mfeip;
471 vl_api_ip_mfib_dump_ctc_t ctx = {
475 reg = vl_api_client_index_to_registration (mp->client_index);
480 pool_foreach (mfib_table, im->mfibs,
482 ip4_mfib_table_walk(&mfib_table->v4,
483 vl_api_ip_mfib_table_dump_walk,
486 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
488 vec_foreach (mfeip, ctx.entries)
490 send_ip_mfib_details (reg, mp->context,
491 mfib_table->mft_table_id,
494 vec_reset_length (ctx.entries);
499 vec_free (ctx.entries);
503 send_ip6_mfib_details (vpe_api_main_t * am,
504 vl_api_registration_t * reg,
506 const mfib_prefix_t * pfx,
507 fib_route_path_encode_t * api_rpaths, u32 context)
509 vl_api_ip6_mfib_details_t *mp;
510 fib_route_path_encode_t *api_rpath;
511 vl_api_fib_path_t *fp;
514 path_count = vec_len (api_rpaths);
515 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
518 clib_memset (mp, 0, sizeof (*mp));
519 mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS);
520 mp->context = context;
522 mp->table_id = htonl (table_id);
523 mp->address_length = pfx->fp_len;
524 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6,
525 sizeof (pfx->fp_grp_addr.ip6));
526 memcpy (mp->src_address, &pfx->fp_src_addr.ip6,
527 sizeof (pfx->fp_src_addr.ip6));
529 mp->count = htonl (path_count);
531 vec_foreach (api_rpath, api_rpaths)
533 fib_api_path_encode (api_rpath, fp);
537 vl_api_send_msg (reg, (u8 *) mp);
540 typedef struct vl_api_ip6_mfib_dump_ctc_t_
542 fib_node_index_t *entries;
543 } vl_api_ip6_mfib_dump_ctc_t;
546 vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
548 vl_api_ip6_mfib_dump_ctc_t *ctx = arg;
550 vec_add1 (ctx->entries, fei);
556 vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp)
558 vpe_api_main_t *am = &vpe_api_main;
559 vl_api_registration_t *reg;
560 ip6_main_t *im = &ip6_main;
561 mfib_table_t *mfib_table;
562 const mfib_prefix_t *pfx;
563 fib_node_index_t *mfeip;
564 fib_route_path_encode_t *api_rpaths = NULL;
565 vl_api_ip6_mfib_dump_ctc_t ctx = {
569 reg = vl_api_client_index_to_registration (mp->client_index);
575 pool_foreach (mfib_table, im->mfibs,
577 ip6_mfib_table_walk(&mfib_table->v6,
578 vl_api_ip6_mfib_table_dump_walk,
581 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
583 vec_foreach(mfeip, ctx.entries)
585 pfx = mfib_entry_get_prefix (*mfeip);
586 mfib_entry_encode (*mfeip, &api_rpaths);
587 send_ip6_mfib_details (am, reg,
588 mfib_table->mft_table_id,
592 vec_reset_length (api_rpaths);
593 vec_reset_length (ctx.entries);
598 vec_free (ctx.entries);
599 vec_free (api_rpaths);
603 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
606 vl_api_ip_punt_police_reply_t *rmp;
610 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
612 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
614 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
618 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t * mp,
621 vl_api_ip_punt_redirect_reply_t *rmp;
626 if (!vnet_sw_if_index_is_api_valid (ntohl (mp->punt.tx_sw_if_index)))
627 goto bad_sw_if_index;
629 ipv = ip_address_decode (&mp->punt.nh, &nh);
632 if (ipv == IP46_TYPE_IP6)
634 ip6_punt_redirect_add (ntohl (mp->punt.rx_sw_if_index),
635 ntohl (mp->punt.tx_sw_if_index), &nh);
637 else if (ipv == IP46_TYPE_IP4)
639 ip4_punt_redirect_add (ntohl (mp->punt.rx_sw_if_index),
640 ntohl (mp->punt.tx_sw_if_index), &nh);
645 if (ipv == IP46_TYPE_IP6)
647 ip6_punt_redirect_del (ntohl (mp->punt.rx_sw_if_index));
649 else if (ipv == IP46_TYPE_IP4)
651 ip4_punt_redirect_del (ntohl (mp->punt.rx_sw_if_index));
655 BAD_SW_IF_INDEX_LABEL;
657 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
661 vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp,
664 ip46_address_t ip = ip46_address_initializer;
665 vl_api_ip_neighbor_add_del_reply_t *rmp;
666 ip_neighbor_flags_t flags;
667 u32 stats_index = ~0;
670 VALIDATE_SW_IF_INDEX (mp);
672 stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ );
674 flags = IP_NEIGHBOR_FLAG_NODE;
676 flags |= IP_NEIGHBOR_FLAG_STATIC;
677 if (mp->is_no_adj_fib)
678 flags |= IP_NEIGHBOR_FLAG_NO_ADJ_FIB;
681 clib_memcpy (&ip.ip6, mp->dst_address, 16);
683 clib_memcpy (&ip.ip4, mp->dst_address, 4);
686 rv = ip_neighbor_add (&ip, mp->is_ipv6, mp->mac_address,
687 ntohl (mp->sw_if_index), flags, &stats_index);
689 rv = ip_neighbor_del (&ip, mp->is_ipv6, ntohl (mp->sw_if_index));
693 BAD_SW_IF_INDEX_LABEL;
696 REPLY_MACRO2 (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY,
698 rmp->stats_index = htonl (stats_index);
704 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
706 u32 fib_index, mfib_index;
709 * ignore action on the default table - this is always present
710 * and cannot be added nor deleted from the API
715 * The API holds only one lock on the table.
716 * i.e. it can be added many times via the API but needs to be
718 * The FIB index for unicast and multicast is not necessarily the
719 * same, since internal VPP systesm (like LISP and SR) create
720 * their own unicast tables.
722 fib_index = fib_table_find (fproto, table_id);
723 mfib_index = mfib_table_find (fproto, table_id);
727 fib_table_unlock (fib_index, fproto,
728 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
730 if (~0 != mfib_index)
732 mfib_table_unlock (mfib_index, fproto,
733 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
739 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
741 vl_api_ip_table_add_del_reply_t *rmp;
742 fib_protocol_t fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
743 u32 table_id = ntohl (mp->table_id);
748 ip_table_create (fproto, table_id, 1, mp->name);
752 ip_table_delete (fproto, table_id, 1);
755 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
759 add_del_route_t_handler (u8 is_multipath,
767 u32 classify_table_index,
769 u8 is_resolve_attached,
776 const fib_prefix_t * prefix,
777 dpo_proto_t next_hop_proto,
778 const ip46_address_t * next_hop,
780 u32 next_hop_sw_if_index,
781 u8 next_hop_fib_index,
783 u16 next_hop_preference,
784 mpls_label_t next_hop_via_label,
785 fib_mpls_label_t * next_hop_out_label_stack)
787 vnet_classify_main_t *cm = &vnet_classify_main;
788 fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE;
789 fib_route_path_t path = {
790 .frp_proto = next_hop_proto,
791 .frp_addr = (NULL == next_hop ? zero_addr : *next_hop),
792 .frp_sw_if_index = next_hop_sw_if_index,
793 .frp_fib_index = next_hop_fib_index,
794 .frp_weight = next_hop_weight,
795 .frp_preference = next_hop_preference,
796 .frp_label_stack = next_hop_out_label_stack,
798 fib_route_path_t *paths = NULL;
799 fib_entry_flag_t entry_flags = FIB_ENTRY_FLAG_NONE;
802 * the special INVALID label meams we are not recursing via a
803 * label. Exp-null value is never a valid via-label so that
804 * also means it's not a via-label and means clients that set
805 * it to 0 by default get the expected behaviour
807 if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label))
809 path.frp_proto = DPO_PROTO_MPLS;
810 path.frp_local_label = next_hop_via_label;
811 path.frp_eos = MPLS_NON_EOS;
814 path_flags |= FIB_ROUTE_PATH_LOCAL;
816 path_flags |= FIB_ROUTE_PATH_DVR;
818 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
819 if (is_resolve_attached)
820 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
822 path_flags |= FIB_ROUTE_PATH_INTF_RX;
824 path_flags |= FIB_ROUTE_PATH_RPF_ID;
825 if (is_source_lookup)
826 path_flags |= FIB_ROUTE_PATH_SOURCE_LOOKUP;
828 entry_flags |= FIB_ENTRY_FLAG_MULTICAST;
831 path_flags |= FIB_ROUTE_PATH_UDP_ENCAP;
832 path.frp_udp_encap_id = next_hop_id;
834 if (path.frp_sw_if_index == ~0 && ip46_address_is_zero (&path.frp_addr)
835 && path.frp_fib_index != ~0)
837 path_flags |= FIB_ROUTE_PATH_DEAG;
840 path.frp_flags = path_flags;
842 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
844 if (is_drop || is_local || is_classify || is_unreach || is_prohibit)
847 * special route types that link directly to the adj
851 dpo_id_t dpo = DPO_INVALID;
854 dproto = fib_proto_to_dpo (prefix->fp_proto);
857 ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo);
859 receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo);
861 ip_null_dpo_add_and_lock (dproto,
862 IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo);
863 else if (is_prohibit)
864 ip_null_dpo_add_and_lock (dproto,
865 IP_NULL_ACTION_SEND_ICMP_PROHIBIT,
867 else if (is_classify)
869 if (pool_is_free_index (cm->tables,
870 ntohl (classify_table_index)))
873 return VNET_API_ERROR_NO_SUCH_TABLE;
876 dpo_set (&dpo, DPO_CLASSIFY, dproto,
877 classify_dpo_create (dproto,
878 ntohl (classify_table_index)));
883 return VNET_API_ERROR_NO_SUCH_TABLE;
886 fib_table_entry_special_dpo_update (fib_index,
889 FIB_ENTRY_FLAG_EXCLUSIVE, &dpo);
894 fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API);
897 else if (is_multipath)
899 vec_add1 (paths, path);
902 fib_table_entry_path_add2 (fib_index,
904 FIB_SOURCE_API, entry_flags, paths);
906 fib_table_entry_path_remove2 (fib_index,
907 prefix, FIB_SOURCE_API, paths);
915 vec_add1 (paths, path);
916 fib_table_entry_update (fib_index,
917 prefix, FIB_SOURCE_API, entry_flags, paths);
922 fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API);
931 add_del_route_check (fib_protocol_t table_proto,
933 u32 next_hop_sw_if_index,
934 dpo_proto_t next_hop_table_proto,
935 u32 next_hop_table_id,
936 u8 is_rpf_id, u32 * fib_index, u32 * next_hop_fib_index)
938 vnet_main_t *vnm = vnet_get_main ();
940 *fib_index = fib_table_find (table_proto, ntohl (table_id));
941 if (~0 == *fib_index)
943 /* No such VRF, and we weren't asked to create one */
944 return VNET_API_ERROR_NO_SUCH_FIB;
947 if (!is_rpf_id && ~0 != ntohl (next_hop_sw_if_index))
949 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
950 ntohl (next_hop_sw_if_index)))
952 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
957 fib_protocol_t fib_nh_proto;
959 if (next_hop_table_proto > DPO_PROTO_MPLS)
962 fib_nh_proto = dpo_proto_to_fib (next_hop_table_proto);
965 *next_hop_fib_index = mfib_table_find (fib_nh_proto,
966 ntohl (next_hop_table_id));
968 *next_hop_fib_index = fib_table_find (fib_nh_proto,
969 ntohl (next_hop_table_id));
971 if (~0 == *next_hop_fib_index)
973 /* No such VRF, and we weren't asked to create one */
974 return VNET_API_ERROR_NO_SUCH_FIB;
982 ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp,
985 u32 fib_index, next_hop_fib_index;
986 fib_mpls_label_t *label_stack = NULL;
987 int rv, ii, n_labels;;
989 rv = add_del_route_check (FIB_PROTOCOL_IP4,
991 mp->next_hop_sw_if_index,
993 mp->next_hop_table_id,
994 0, &fib_index, &next_hop_fib_index);
1000 .fp_len = mp->dst_address_length,
1001 .fp_proto = FIB_PROTOCOL_IP4,
1003 clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4));
1006 clib_memset (&nh, 0, sizeof (nh));
1007 memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4));
1009 n_labels = mp->next_hop_n_out_labels;
1014 vec_validate (label_stack, n_labels - 1);
1015 for (ii = 0; ii < n_labels; ii++)
1017 label_stack[ii].fml_value =
1018 ntohl (mp->next_hop_out_label_stack[ii].label);
1019 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1020 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1021 label_stack[ii].fml_mode =
1022 (mp->next_hop_out_label_stack[ii].is_uniform ?
1023 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1027 rv = add_del_route_t_handler (mp->is_multipath,
1034 mp->classify_table_index,
1035 mp->is_resolve_host,
1036 mp->is_resolve_attached, 0, 0,
1038 mp->is_source_lookup,
1040 fib_index, &pfx, DPO_PROTO_IP4,
1042 ntohl (mp->next_hop_id),
1043 ntohl (mp->next_hop_sw_if_index),
1045 mp->next_hop_weight,
1046 mp->next_hop_preference,
1047 ntohl (mp->next_hop_via_label), label_stack);
1049 if (mp->is_add && 0 == rv)
1050 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
1056 ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp,
1059 fib_mpls_label_t *label_stack = NULL;
1060 u32 fib_index, next_hop_fib_index;
1061 int rv, ii, n_labels;;
1063 rv = add_del_route_check (FIB_PROTOCOL_IP6,
1065 mp->next_hop_sw_if_index,
1067 mp->next_hop_table_id,
1068 0, &fib_index, &next_hop_fib_index);
1073 fib_prefix_t pfx = {
1074 .fp_len = mp->dst_address_length,
1075 .fp_proto = FIB_PROTOCOL_IP6,
1077 clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6));
1080 clib_memset (&nh, 0, sizeof (nh));
1081 memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6));
1083 n_labels = mp->next_hop_n_out_labels;
1088 vec_validate (label_stack, n_labels - 1);
1089 for (ii = 0; ii < n_labels; ii++)
1091 label_stack[ii].fml_value =
1092 ntohl (mp->next_hop_out_label_stack[ii].label);
1093 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1094 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1095 label_stack[ii].fml_mode =
1096 (mp->next_hop_out_label_stack[ii].is_uniform ?
1097 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1101 rv = add_del_route_t_handler (mp->is_multipath,
1108 mp->classify_table_index,
1109 mp->is_resolve_host,
1110 mp->is_resolve_attached, 0, 0,
1112 mp->is_source_lookup,
1114 fib_index, &pfx, DPO_PROTO_IP6,
1115 &nh, ntohl (mp->next_hop_id),
1116 ntohl (mp->next_hop_sw_if_index),
1118 mp->next_hop_weight,
1119 mp->next_hop_preference,
1120 ntohl (mp->next_hop_via_label), label_stack);
1122 if (mp->is_add && 0 == rv)
1123 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
1129 vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1131 vl_api_ip_add_del_route_reply_t *rmp;
1134 vnet_main_t *vnm = vnet_get_main ();
1140 rv = ip6_add_del_route_t_handler (mp, &stats_index);
1142 rv = ip4_add_del_route_t_handler (mp, &stats_index);
1144 rv = (rv == 0) ? vnm->api_errno : rv;
1147 REPLY_MACRO2 (VL_API_IP_ADD_DEL_ROUTE_REPLY,
1149 rmp->stats_index = htonl (stats_index);
1155 ip_table_create (fib_protocol_t fproto,
1156 u32 table_id, u8 is_api, const u8 * name)
1158 u32 fib_index, mfib_index;
1161 * ignore action on the default table - this is always present
1162 * and cannot be added nor deleted from the API
1167 * The API holds only one lock on the table.
1168 * i.e. it can be added many times via the API but needs to be
1169 * deleted only once.
1170 * The FIB index for unicast and multicast is not necessarily the
1171 * same, since internal VPP systesm (like LISP and SR) create
1172 * their own unicast tables.
1174 fib_index = fib_table_find (fproto, table_id);
1175 mfib_index = mfib_table_find (fproto, table_id);
1177 if (~0 == fib_index)
1179 fib_table_find_or_create_and_lock_w_name (fproto, table_id,
1182 FIB_SOURCE_CLI), name);
1184 if (~0 == mfib_index)
1186 mfib_table_find_or_create_and_lock_w_name (fproto, table_id,
1189 MFIB_SOURCE_CLI), name);
1195 add_del_mroute_check (fib_protocol_t table_proto,
1197 u32 next_hop_sw_if_index, u8 is_local, u32 * fib_index)
1199 vnet_main_t *vnm = vnet_get_main ();
1201 *fib_index = mfib_table_find (table_proto, ntohl (table_id));
1202 if (~0 == *fib_index)
1205 return VNET_API_ERROR_NO_SUCH_FIB;
1208 if (~0 != ntohl (next_hop_sw_if_index))
1210 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1211 ntohl (next_hop_sw_if_index)))
1213 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1220 static fib_node_index_t
1221 mroute_add_del_handler (u8 is_add,
1224 const mfib_prefix_t * prefix,
1225 dpo_proto_t nh_proto,
1227 fib_rpf_id_t rpf_id,
1228 u32 next_hop_sw_if_index,
1229 ip46_address_t * nh, u32 itf_flags, u32 bier_imp)
1231 fib_node_index_t mfib_entry_index = ~0;
1233 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
1235 fib_route_path_t path = {
1236 .frp_sw_if_index = next_hop_sw_if_index,
1237 .frp_proto = nh_proto,
1242 path.frp_flags |= FIB_ROUTE_PATH_LOCAL;
1244 if (DPO_PROTO_BIER == nh_proto)
1246 path.frp_bier_imp = bier_imp;
1247 path.frp_flags = FIB_ROUTE_PATH_BIER_IMP;
1249 else if (!is_local && ~0 == next_hop_sw_if_index)
1251 mfib_entry_index = mfib_table_entry_update (fib_index, prefix,
1253 rpf_id, entry_flags);
1259 mfib_entry_index = mfib_table_entry_path_update (fib_index, prefix,
1265 mfib_table_entry_path_remove (fib_index, prefix,
1266 MFIB_SOURCE_API, &path);
1271 return (mfib_entry_index);
1275 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp,
1278 fib_node_index_t mfib_entry_index;
1279 fib_protocol_t fproto;
1280 dpo_proto_t nh_proto;
1285 nh_proto = mp->next_hop_afi;
1286 fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1287 rv = add_del_mroute_check (fproto,
1289 mp->next_hop_sw_if_index,
1290 mp->is_local, &fib_index);
1295 mfib_prefix_t pfx = {
1296 .fp_len = ntohs (mp->grp_address_length),
1300 if (FIB_PROTOCOL_IP4 == fproto)
1302 clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address,
1303 sizeof (pfx.fp_grp_addr.ip4));
1304 clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address,
1305 sizeof (pfx.fp_src_addr.ip4));
1306 clib_memset (&nh.ip6, 0, sizeof (nh.ip6));
1307 clib_memcpy (&nh.ip4, mp->nh_address, sizeof (nh.ip4));
1308 if (!ip46_address_is_zero (&pfx.fp_src_addr))
1313 clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address,
1314 sizeof (pfx.fp_grp_addr.ip6));
1315 clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address,
1316 sizeof (pfx.fp_src_addr.ip6));
1317 clib_memcpy (&nh.ip6, mp->nh_address, sizeof (nh.ip6));
1318 if (!ip46_address_is_zero (&pfx.fp_src_addr))
1322 mfib_entry_index = mroute_add_del_handler (mp->is_add,
1326 ntohl (mp->entry_flags),
1328 ntohl (mp->next_hop_sw_if_index),
1330 ntohl (mp->itf_flags),
1331 ntohl (mp->bier_imp));
1333 if (~0 != mfib_entry_index)
1334 *stats_index = mfib_entry_get_stats_index (mfib_entry_index);
1340 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1342 vl_api_ip_mroute_add_del_reply_t *rmp;
1347 vnm = vnet_get_main ();
1351 rv = api_mroute_add_del_t_handler (mp, &stats_index);
1354 REPLY_MACRO2 (VL_API_IP_MROUTE_ADD_DEL_REPLY,
1356 rmp->stats_index = htonl (stats_index);
1362 send_ip_details (vpe_api_main_t * am,
1363 vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6,
1366 vl_api_ip_details_t *mp;
1368 mp = vl_msg_api_alloc (sizeof (*mp));
1369 clib_memset (mp, 0, sizeof (*mp));
1370 mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS);
1372 mp->sw_if_index = ntohl (sw_if_index);
1373 mp->is_ipv6 = is_ipv6;
1374 mp->context = context;
1376 vl_api_send_msg (reg, (u8 *) mp);
1380 send_ip_address_details (vpe_api_main_t * am,
1381 vl_api_registration_t * reg,
1382 u8 * ip, u16 prefix_length,
1383 u32 sw_if_index, u8 is_ipv6, u32 context)
1385 vl_api_ip_address_details_t *mp;
1387 mp = vl_msg_api_alloc (sizeof (*mp));
1388 clib_memset (mp, 0, sizeof (*mp));
1389 mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS);
1393 clib_memcpy (&mp->ip, ip, sizeof (mp->ip));
1397 u32 *tp = (u32 *) mp->ip;
1400 mp->prefix_length = prefix_length;
1401 mp->context = context;
1402 mp->sw_if_index = htonl (sw_if_index);
1403 mp->is_ipv6 = is_ipv6;
1405 vl_api_send_msg (reg, (u8 *) mp);
1409 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1411 vpe_api_main_t *am = &vpe_api_main;
1412 vl_api_registration_t *reg;
1415 ip6_main_t *im6 = &ip6_main;
1416 ip4_main_t *im4 = &ip4_main;
1417 ip_lookup_main_t *lm6 = &im6->lookup_main;
1418 ip_lookup_main_t *lm4 = &im4->lookup_main;
1419 ip_interface_address_t *ia = 0;
1420 u32 sw_if_index = ~0;
1421 int rv __attribute__ ((unused)) = 0;
1423 VALIDATE_SW_IF_INDEX (mp);
1425 sw_if_index = ntohl (mp->sw_if_index);
1427 reg = vl_api_client_index_to_registration (mp->client_index);
1434 /* Do not send subnet details of the IP-interface for
1435 * unnumbered interfaces. otherwise listening clients
1436 * will be confused that the subnet is applied on more
1437 * than one interface */
1438 foreach_ip_interface_address (lm6, ia, sw_if_index, 0,
1440 r6 = ip_interface_address_get_address (lm6, ia);
1441 u16 prefix_length = ia->address_length;
1442 send_ip_address_details(am, reg, (u8*)r6, prefix_length,
1443 sw_if_index, 1, mp->context);
1450 foreach_ip_interface_address (lm4, ia, sw_if_index, 0,
1452 r4 = ip_interface_address_get_address (lm4, ia);
1453 u16 prefix_length = ia->address_length;
1454 send_ip_address_details(am, reg, (u8*)r4, prefix_length,
1455 sw_if_index, 0, mp->context);
1460 BAD_SW_IF_INDEX_LABEL;
1464 send_ip_unnumbered_details (vpe_api_main_t * am,
1465 vl_api_registration_t * reg,
1466 u32 sw_if_index, u32 ip_sw_if_index, u32 context)
1468 vl_api_ip_unnumbered_details_t *mp;
1470 mp = vl_msg_api_alloc (sizeof (*mp));
1471 clib_memset (mp, 0, sizeof (*mp));
1472 mp->_vl_msg_id = ntohs (VL_API_IP_UNNUMBERED_DETAILS);
1474 mp->context = context;
1475 mp->sw_if_index = htonl (sw_if_index);
1476 mp->ip_sw_if_index = htonl (ip_sw_if_index);
1478 vl_api_send_msg (reg, (u8 *) mp);
1482 vl_api_ip_unnumbered_dump_t_handler (vl_api_ip_unnumbered_dump_t * mp)
1484 vnet_main_t *vnm = vnet_get_main ();
1485 vnet_interface_main_t *im = &vnm->interface_main;
1486 int rv __attribute__ ((unused)) = 0;
1487 vpe_api_main_t *am = &vpe_api_main;
1488 vl_api_registration_t *reg;
1489 vnet_sw_interface_t *si;
1492 sw_if_index = ntohl (mp->sw_if_index);
1494 reg = vl_api_client_index_to_registration (mp->client_index);
1498 if (~0 != sw_if_index)
1500 VALIDATE_SW_IF_INDEX (mp);
1502 si = vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
1504 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1506 send_ip_unnumbered_details (am, reg,
1508 si->unnumbered_sw_if_index,
1515 pool_foreach (si, im->sw_interfaces,
1517 if ((si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1519 send_ip_unnumbered_details(am, reg,
1521 si->unnumbered_sw_if_index,
1528 BAD_SW_IF_INDEX_LABEL;
1532 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1534 vpe_api_main_t *am = &vpe_api_main;
1535 vnet_main_t *vnm = vnet_get_main ();
1536 vlib_main_t *vm = vlib_get_main ();
1537 vnet_interface_main_t *im = &vnm->interface_main;
1538 vl_api_registration_t *reg;
1539 vnet_sw_interface_t *si, *sorted_sis;
1540 u32 sw_if_index = ~0;
1542 reg = vl_api_client_index_to_registration (mp->client_index);
1546 /* Gather interfaces. */
1547 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1548 _vec_len (sorted_sis) = 0;
1550 pool_foreach (si, im->sw_interfaces,
1552 vec_add1 (sorted_sis, si[0]);
1556 vec_foreach (si, sorted_sis)
1558 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1560 if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index))
1564 sw_if_index = si->sw_if_index;
1565 send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context);
1571 set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1573 vl_api_set_ip_flow_hash_reply_t *rmp;
1576 flow_hash_config_t flow_hash_config = 0;
1578 table_id = ntohl (mp->vrf_id);
1580 #define _(a,b) if (mp->a) flow_hash_config |= b;
1581 foreach_flow_hash_bit;
1584 rv = vnet_set_ip6_flow_hash (table_id, flow_hash_config);
1586 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1590 set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1592 vl_api_set_ip_flow_hash_reply_t *rmp;
1595 flow_hash_config_t flow_hash_config = 0;
1597 table_id = ntohl (mp->vrf_id);
1599 #define _(a,b) if (mp->a) flow_hash_config |= b;
1600 foreach_flow_hash_bit;
1603 rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config);
1605 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1610 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp)
1612 if (mp->is_ipv6 == 0)
1613 set_ip4_flow_hash (mp);
1615 set_ip6_flow_hash (mp);
1619 vl_api_sw_interface_ip6nd_ra_config_t_handler
1620 (vl_api_sw_interface_ip6nd_ra_config_t * mp)
1622 vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp;
1623 vlib_main_t *vm = vlib_get_main ();
1625 u8 is_no, suppress, managed, other, ll_option, send_unicast, cease,
1628 is_no = mp->is_no == 1;
1629 suppress = mp->suppress == 1;
1630 managed = mp->managed == 1;
1631 other = mp->other == 1;
1632 ll_option = mp->ll_option == 1;
1633 send_unicast = mp->send_unicast == 1;
1634 cease = mp->cease == 1;
1635 default_router = mp->default_router == 1;
1637 VALIDATE_SW_IF_INDEX (mp);
1639 rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index),
1640 suppress, managed, other,
1641 ll_option, send_unicast, cease,
1642 default_router, ntohl (mp->lifetime),
1643 ntohl (mp->initial_count),
1644 ntohl (mp->initial_interval),
1645 ntohl (mp->max_interval),
1646 ntohl (mp->min_interval), is_no);
1648 BAD_SW_IF_INDEX_LABEL;
1650 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY);
1654 vl_api_sw_interface_ip6nd_ra_prefix_t_handler
1655 (vl_api_sw_interface_ip6nd_ra_prefix_t * mp)
1657 vlib_main_t *vm = vlib_get_main ();
1658 vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp;
1660 u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink;
1662 VALIDATE_SW_IF_INDEX (mp);
1664 is_no = mp->is_no == 1;
1665 use_default = mp->use_default == 1;
1666 no_advertise = mp->no_advertise == 1;
1667 off_link = mp->off_link == 1;
1668 no_autoconfig = mp->no_autoconfig == 1;
1669 no_onlink = mp->no_onlink == 1;
1671 rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index),
1672 (ip6_address_t *) mp->address,
1673 mp->address_length, use_default,
1674 ntohl (mp->val_lifetime),
1675 ntohl (mp->pref_lifetime), no_advertise,
1676 off_link, no_autoconfig, no_onlink, is_no);
1678 BAD_SW_IF_INDEX_LABEL;
1679 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY);
1683 send_ip6nd_proxy_details (vl_api_registration_t * reg,
1685 const ip46_address_t * addr, u32 sw_if_index)
1687 vl_api_ip6nd_proxy_details_t *mp;
1689 mp = vl_msg_api_alloc (sizeof (*mp));
1690 clib_memset (mp, 0, sizeof (*mp));
1691 mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS);
1692 mp->context = context;
1693 mp->sw_if_index = htonl (sw_if_index);
1694 memcpy (mp->address, addr, 16);
1696 vl_api_send_msg (reg, (u8 *) mp);
1699 typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_
1702 } api_ip6nd_proxy_fib_table_walk_ctx_t;
1704 static fib_table_walk_rc_t
1705 api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg)
1707 api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg;
1709 if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY))
1711 vec_add1 (ctx->indices, fei);
1714 return (FIB_TABLE_WALK_CONTINUE);
1718 vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp)
1720 ip6_main_t *im6 = &ip6_main;
1721 fib_table_t *fib_table;
1722 api_ip6nd_proxy_fib_table_walk_ctx_t ctx = {
1725 fib_node_index_t *feip;
1726 const fib_prefix_t *pfx;
1727 vl_api_registration_t *reg;
1729 reg = vl_api_client_index_to_registration (mp->client_index);
1734 pool_foreach (fib_table, im6->fibs,
1736 fib_table_walk(fib_table->ft_index,
1738 api_ip6nd_proxy_fib_table_walk,
1743 vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort);
1745 vec_foreach (feip, ctx.indices)
1747 pfx = fib_entry_get_prefix (*feip);
1749 send_ip6nd_proxy_details (reg,
1752 fib_entry_get_resolving_interface (*feip));
1755 vec_free (ctx.indices);
1759 vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp)
1761 vl_api_ip6nd_proxy_add_del_reply_t *rmp;
1764 VALIDATE_SW_IF_INDEX (mp);
1766 rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index),
1767 (ip6_address_t *) mp->address, mp->is_del);
1769 BAD_SW_IF_INDEX_LABEL;
1770 REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY);
1774 vl_api_ip6nd_send_router_solicitation_t_handler
1775 (vl_api_ip6nd_send_router_solicitation_t * mp)
1777 vl_api_ip6nd_send_router_solicitation_reply_t *rmp;
1778 icmp6_send_router_solicitation_params_t params;
1779 vlib_main_t *vm = vlib_get_main ();
1782 VALIDATE_SW_IF_INDEX (mp);
1784 BAD_SW_IF_INDEX_LABEL;
1785 REPLY_MACRO (VL_API_IP6ND_SEND_ROUTER_SOLICITATION_REPLY);
1790 params.irt = ntohl (mp->irt);
1791 params.mrt = ntohl (mp->mrt);
1792 params.mrc = ntohl (mp->mrc);
1793 params.mrd = ntohl (mp->mrd);
1795 icmp6_send_router_solicitation (vm, ntohl (mp->sw_if_index), mp->stop,
1800 vl_api_sw_interface_ip6_enable_disable_t_handler
1801 (vl_api_sw_interface_ip6_enable_disable_t * mp)
1803 vlib_main_t *vm = vlib_get_main ();
1804 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
1805 vnet_main_t *vnm = vnet_get_main ();
1807 clib_error_t *error;
1811 VALIDATE_SW_IF_INDEX (mp);
1814 (mp->enable == 1) ? enable_ip6_interface (vm,
1815 ntohl (mp->sw_if_index)) :
1816 disable_ip6_interface (vm, ntohl (mp->sw_if_index));
1820 clib_error_report (error);
1821 rv = VNET_API_ERROR_UNSPECIFIED;
1825 rv = vnm->api_errno;
1828 BAD_SW_IF_INDEX_LABEL;
1830 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
1834 vl_mfib_signal_send_one (vl_api_registration_t * reg,
1835 u32 context, const mfib_signal_t * mfs)
1837 vl_api_mfib_signal_details_t *mp;
1838 const mfib_prefix_t *prefix;
1842 mp = vl_msg_api_alloc (sizeof (*mp));
1844 clib_memset (mp, 0, sizeof (*mp));
1845 mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS);
1846 mp->context = context;
1848 mfi = mfib_itf_get (mfs->mfs_itf);
1849 prefix = mfib_entry_get_prefix (mfs->mfs_entry);
1850 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1852 mp->table_id = ntohl (mfib->mft_table_id);
1853 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1855 if (FIB_PROTOCOL_IP4 == prefix->fp_proto)
1857 mp->grp_address_len = ntohs (prefix->fp_len);
1859 memcpy (mp->grp_address, &prefix->fp_grp_addr.ip4, 4);
1860 if (prefix->fp_len > 32)
1862 memcpy (mp->src_address, &prefix->fp_src_addr.ip4, 4);
1867 mp->grp_address_len = ntohs (prefix->fp_len);
1872 if (0 != mfs->mfs_buffer_len)
1874 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1876 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1880 mp->ip_packet_len = 0;
1883 vl_api_send_msg (reg, (u8 *) mp);
1887 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1889 vl_api_registration_t *reg;
1891 reg = vl_api_client_index_to_registration (mp->client_index);
1895 while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context))
1900 vl_api_ip_container_proxy_add_del_t_handler
1901 (vl_api_ip_container_proxy_add_del_t * mp)
1903 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1904 vnet_ip_container_proxy_args_t args;
1906 clib_error_t *error;
1908 clib_memset (&args, 0, sizeof (args));
1909 ip_set (&args.prefix.fp_addr, mp->ip, mp->is_ip4);
1910 args.prefix.fp_len = mp->plen ? mp->plen : (mp->is_ip4 ? 32 : 128);
1911 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1912 args.is_add = mp->is_add;
1913 if ((error = vnet_ip_container_proxy_add_del (&args)))
1915 rv = clib_error_get_code (error);
1916 clib_error_report (error);
1919 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1922 typedef struct ip_container_proxy_walk_ctx_t_
1924 vl_api_registration_t *reg;
1926 } ip_container_proxy_walk_ctx_t;
1929 ip_container_proxy_send_details (const fib_prefix_t * pfx, u32 sw_if_index,
1932 vl_api_ip_container_proxy_details_t *mp;
1933 ip_container_proxy_walk_ctx_t *ctx = args;
1935 mp = vl_msg_api_alloc (sizeof (*mp));
1939 clib_memset (mp, 0, sizeof (*mp));
1940 mp->_vl_msg_id = ntohs (VL_API_IP_CONTAINER_PROXY_DETAILS);
1941 mp->context = ctx->context;
1943 mp->sw_if_index = ntohl (sw_if_index);
1944 ip_prefix_encode (pfx, &mp->prefix);
1946 vl_api_send_msg (ctx->reg, (u8 *) mp);
1952 vl_api_ip_container_proxy_dump_t_handler (vl_api_ip_container_proxy_dump_t *
1955 vl_api_registration_t *reg;
1957 reg = vl_api_client_index_to_registration (mp->client_index);
1961 ip_container_proxy_walk_ctx_t ctx = {
1962 .context = mp->context,
1966 ip_container_proxy_walk (ip_container_proxy_send_details, &ctx);
1970 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
1973 vl_api_ioam_enable_reply_t *rmp;
1974 clib_error_t *error;
1976 /* Ignoring the profile id as currently a single profile
1978 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
1979 mp->seqno, mp->analyse);
1982 clib_error_report (error);
1983 rv = clib_error_get_code (error);
1986 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
1990 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
1993 vl_api_ioam_disable_reply_t *rmp;
1994 clib_error_t *error;
1996 error = clear_ioam_rewrite_fn ();
1999 clib_error_report (error);
2000 rv = clib_error_get_code (error);
2003 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
2007 vl_api_ip_source_and_port_range_check_add_del_t_handler
2008 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
2010 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
2013 u8 is_ipv6 = mp->is_ipv6;
2014 u8 is_add = mp->is_add;
2015 u8 mask_length = mp->mask_length;
2016 ip4_address_t ip4_addr;
2017 ip6_address_t ip6_addr;
2019 u16 *high_ports = 0;
2021 u16 tmp_low, tmp_high;
2025 // Validate port range
2026 num_ranges = mp->number_of_ranges;
2027 if (num_ranges > 32)
2028 { // This is size of array in VPE.API
2029 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
2033 vec_reset_length (low_ports);
2034 vec_reset_length (high_ports);
2036 for (i = 0; i < num_ranges; i++)
2038 tmp_low = mp->low_ports[i];
2039 tmp_high = mp->high_ports[i];
2040 // If tmp_low <= tmp_high then only need to check tmp_low = 0
2041 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
2042 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
2044 rv = VNET_API_ERROR_INVALID_VALUE;
2047 vec_add1 (low_ports, tmp_low);
2048 vec_add1 (high_ports, tmp_high + 1);
2051 // Validate mask_length
2052 if ((is_ipv6 && mask_length > 128) || (!is_ipv6 && mask_length > 32))
2054 rv = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH;
2058 vrf_id = ntohl (mp->vrf_id);
2062 rv = VNET_API_ERROR_INVALID_VALUE;
2069 clib_memcpy (ip6_addr.as_u8, mp->address, sizeof (ip6_addr.as_u8));
2070 rv = ip6_source_and_port_range_check_add_del (&ip6_addr,
2074 high_ports, is_add);
2078 clib_memcpy (ip4_addr.data, mp->address, sizeof (ip4_addr));
2079 rv = ip4_source_and_port_range_check_add_del (&ip4_addr,
2083 high_ports, is_add);
2087 vec_free (low_ports);
2088 vec_free (high_ports);
2089 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
2093 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
2094 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
2096 vlib_main_t *vm = vlib_get_main ();
2097 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
2098 ip4_main_t *im = &ip4_main;
2101 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2102 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2106 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
2107 ntohl (mp->tcp_out_vrf_id);
2108 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
2109 ntohl (mp->udp_out_vrf_id);
2110 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
2111 ntohl (mp->tcp_in_vrf_id);
2112 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
2113 ntohl (mp->udp_in_vrf_id);
2116 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
2118 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
2120 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
2124 rv = VNET_API_ERROR_INVALID_VALUE;
2128 fib_index[i] = p[0];
2133 sw_if_index = ntohl (mp->sw_if_index);
2135 VALIDATE_SW_IF_INDEX (mp);
2138 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
2141 BAD_SW_IF_INDEX_LABEL;
2144 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
2150 } ip4_source_check_config_t;
2153 vl_api_ip_source_check_interface_add_del_t_handler
2154 (vl_api_ip_source_check_interface_add_del_t * mp)
2156 vl_api_ip_source_check_interface_add_del_reply_t *rmp;
2158 u32 sw_if_index = ntohl (mp->sw_if_index);
2159 u8 is_add = mp->is_add;
2160 char *feature_name =
2161 mp->loose ? "ip4-source-check-via-any" : "ip4-source-check-via-rx";
2163 ip4_source_check_config_t config;
2165 VALIDATE_SW_IF_INDEX (mp);
2168 fib_table_get_index_for_sw_if_index (FIB_PROTOCOL_IP4, sw_if_index);
2170 vnet_feature_enable_disable ("ip4-unicast", feature_name, sw_if_index,
2171 is_add, &config, sizeof (config));
2172 BAD_SW_IF_INDEX_LABEL;
2174 REPLY_MACRO (VL_API_IP_SOURCE_CHECK_INTERFACE_ADD_DEL_REPLY);
2177 #define IP4_ARP_EVENT 3
2178 #define IP6_ND_EVENT 4
2180 static int arp_change_delete_callback (u32 pool_index, u8 * notused);
2181 static int nd_change_delete_callback (u32 pool_index, u8 * notused);
2182 static vlib_node_registration_t ip_resolver_process_node;
2185 handle_ip4_arp_event (u32 pool_index)
2187 vpe_api_main_t *vam = &vpe_api_main;
2188 vnet_main_t *vnm = vam->vnet_main;
2189 vlib_main_t *vm = vam->vlib_main;
2190 vl_api_ip4_arp_event_t *event;
2191 vl_api_ip4_arp_event_t *mp;
2192 vl_api_registration_t *reg;
2194 /* Client can cancel, die, etc. */
2195 if (pool_is_free_index (vam->arp_events, pool_index))
2198 event = pool_elt_at_index (vam->arp_events, pool_index);
2200 reg = vl_api_client_index_to_registration (event->client_index);
2203 (void) vnet_add_del_ip4_arp_change_event
2204 (vnm, arp_change_delete_callback,
2205 event->pid, &event->address,
2206 ip_resolver_process_node.index, IP4_ARP_EVENT,
2207 ~0 /* pool index, notused */ , 0 /* is_add */ );
2211 if (vl_api_can_send_msg (reg))
2213 mp = vl_msg_api_alloc (sizeof (*mp));
2214 clib_memcpy (mp, event, sizeof (*mp));
2215 vl_api_send_msg (reg, (u8 *) mp);
2219 static f64 last_time;
2221 * Throttle syslog msgs.
2222 * It's pretty tempting to just revoke the registration...
2224 if (vlib_time_now (vm) > last_time + 10.0)
2226 clib_warning ("arp event for %U to pid %d: queue stuffed!",
2227 format_ip4_address, &event->address, event->pid);
2228 last_time = vlib_time_now (vm);
2234 handle_ip6_nd_event (u32 pool_index)
2236 vpe_api_main_t *vam = &vpe_api_main;
2237 vnet_main_t *vnm = vam->vnet_main;
2238 vlib_main_t *vm = vam->vlib_main;
2239 vl_api_ip6_nd_event_t *event;
2240 vl_api_ip6_nd_event_t *mp;
2241 vl_api_registration_t *reg;
2243 /* Client can cancel, die, etc. */
2244 if (pool_is_free_index (vam->nd_events, pool_index))
2247 event = pool_elt_at_index (vam->nd_events, pool_index);
2249 reg = vl_api_client_index_to_registration (event->client_index);
2252 (void) vnet_add_del_ip6_nd_change_event
2253 (vnm, nd_change_delete_callback,
2254 event->pid, &event->address,
2255 ip_resolver_process_node.index, IP6_ND_EVENT,
2256 ~0 /* pool index, notused */ , 0 /* is_add */ );
2260 if (vl_api_can_send_msg (reg))
2262 mp = vl_msg_api_alloc (sizeof (*mp));
2263 clib_memcpy (mp, event, sizeof (*mp));
2264 vl_api_send_msg (reg, (u8 *) mp);
2268 static f64 last_time;
2270 * Throttle syslog msgs.
2271 * It's pretty tempting to just revoke the registration...
2273 if (vlib_time_now (vm) > last_time + 10.0)
2275 clib_warning ("ip6 nd event for %U to pid %d: queue stuffed!",
2276 format_ip6_address, &event->address, event->pid);
2277 last_time = vlib_time_now (vm);
2283 resolver_process (vlib_main_t * vm,
2284 vlib_node_runtime_t * rt, vlib_frame_t * f)
2286 volatile f64 timeout = 100.0;
2287 volatile uword *event_data = 0;
2291 vlib_process_wait_for_event_or_clock (vm, timeout);
2294 vlib_process_get_events (vm, (uword **) & event_data);
2300 for (i = 0; i < vec_len (event_data); i++)
2301 handle_ip4_arp_event (event_data[i]);
2305 for (i = 0; i < vec_len (event_data); i++)
2306 handle_ip6_nd_event (event_data[i]);
2309 case ~0: /* timeout */
2313 vec_reset_length (event_data);
2315 return 0; /* or not */
2319 VLIB_REGISTER_NODE (ip_resolver_process_node,static) = {
2320 .function = resolver_process,
2321 .type = VLIB_NODE_TYPE_PROCESS,
2322 .name = "ip-route-resolver-process",
2327 nd_change_data_callback (u32 pool_index, u8 * new_mac,
2328 u32 sw_if_index, ip6_address_t * address)
2330 vpe_api_main_t *am = &vpe_api_main;
2331 vl_api_ip6_nd_event_t *event;
2333 if (pool_is_free_index (am->nd_events, pool_index))
2336 event = pool_elt_at_index (am->nd_events, pool_index);
2337 if (eth_mac_equal (event->new_mac, new_mac) &&
2338 sw_if_index == ntohl (event->sw_if_index))
2343 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2344 event->sw_if_index = htonl (sw_if_index);
2349 arp_change_delete_callback (u32 pool_index, u8 * notused)
2351 vpe_api_main_t *am = &vpe_api_main;
2353 if (pool_is_free_index (am->arp_events, pool_index))
2356 pool_put_index (am->arp_events, pool_index);
2361 nd_change_delete_callback (u32 pool_index, u8 * notused)
2363 vpe_api_main_t *am = &vpe_api_main;
2365 if (pool_is_free_index (am->nd_events, pool_index))
2368 pool_put_index (am->nd_events, pool_index);
2372 static vlib_node_registration_t wc_arp_process_node;
2375 { WC_ARP_REPORT, WC_ND_REPORT, RA_REPORT, REPORT_MAX };
2378 wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
2380 /* These cross the longjmp boundry (vlib_process_wait_for_event)
2381 * and need to be volatile - to prevent them from being optimized into
2382 * a register - which could change during suspension */
2384 volatile wc_arp_report_t arp_prev = { 0 };
2385 volatile wc_nd_report_t nd_prev = { 0 };
2386 volatile f64 last_arp = vlib_time_now (vm);
2387 volatile f64 last_nd = vlib_time_now (vm);
2391 vlib_process_wait_for_event (vm);
2392 uword event_type = WC_ARP_REPORT;
2393 void *event_data = vlib_process_get_event_data (vm, &event_type);
2395 f64 now = vlib_time_now (vm);
2397 if (event_type == WC_ARP_REPORT)
2399 wc_arp_report_t *arp_events = event_data;
2400 for (i = 0; i < vec_len (arp_events); i++)
2402 /* discard dup event */
2403 if (arp_prev.ip4 == arp_events[i].ip4 &&
2404 eth_mac_equal ((u8 *) arp_prev.mac, arp_events[i].mac) &&
2405 arp_prev.sw_if_index == arp_events[i].sw_if_index &&
2406 (now - last_arp) < 10.0)
2410 arp_prev = arp_events[i];
2412 vpe_client_registration_t *reg;
2414 pool_foreach(reg, vpe_api_main.wc_ip4_arp_events_registrations,
2416 vl_api_registration_t *vl_reg;
2417 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2418 ASSERT (vl_reg != NULL);
2419 if (reg && vl_api_can_send_msg (vl_reg))
2421 vl_api_ip4_arp_event_t * event = vl_msg_api_alloc (sizeof *event);
2422 clib_memset (event, 0, sizeof *event);
2423 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2424 event->client_index = reg->client_index;
2425 event->pid = reg->client_pid;
2427 event->address = arp_events[i].ip4;
2428 event->sw_if_index = htonl(arp_events[i].sw_if_index);
2429 memcpy(event->new_mac, arp_events[i].mac, sizeof event->new_mac);
2430 vl_api_send_msg (vl_reg, (u8 *) event);
2436 else if (event_type == WC_ND_REPORT)
2438 wc_nd_report_t *nd_events = event_data;
2439 for (i = 0; i < vec_len (nd_events); i++)
2441 /* discard dup event */
2442 if (ip6_address_is_equal
2443 ((ip6_address_t *) & nd_prev.ip6, &nd_events[i].ip6)
2444 && eth_mac_equal ((u8 *) nd_prev.mac, nd_events[i].mac)
2445 && nd_prev.sw_if_index == nd_events[i].sw_if_index
2446 && (now - last_nd) < 10.0)
2450 nd_prev = nd_events[i];
2452 vpe_client_registration_t *reg;
2454 pool_foreach(reg, vpe_api_main.wc_ip6_nd_events_registrations,
2456 vl_api_registration_t *vl_reg;
2457 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2458 if (vl_reg && vl_api_can_send_msg (vl_reg))
2460 vl_api_ip6_nd_event_t * event = vl_msg_api_alloc (sizeof *event);
2461 clib_memset (event, 0, sizeof *event);
2462 event->_vl_msg_id = htons (VL_API_IP6_ND_EVENT);
2463 event->client_index = reg->client_index;
2464 event->pid = reg->client_pid;
2466 memcpy(event->address, nd_events[i].ip6.as_u8, sizeof event->address);
2467 event->sw_if_index = htonl(nd_events[i].sw_if_index);
2468 memcpy(event->new_mac, nd_events[i].mac, sizeof event->new_mac);
2469 vl_api_send_msg (vl_reg, (u8 *) event);
2475 else if (event_type == RA_REPORT)
2477 ra_report_t *ra_events = event_data;
2478 for (i = 0; i < vec_len (ra_events); i++)
2480 ip6_neighbor_public_main_t *npm = &ip6_neighbor_public_main;
2481 call_ip6_neighbor_callbacks (&ra_events[i],
2482 npm->ra_report_functions);
2484 vpe_client_registration_t *reg;
2486 pool_foreach(reg, vpe_api_main.ip6_ra_events_registrations,
2488 vl_api_registration_t *vl_reg;
2490 vl_api_client_index_to_registration (reg->client_index);
2491 if (vl_reg && vl_api_can_send_msg (vl_reg))
2494 sizeof (vl_api_ip6_ra_event_t) +
2495 vec_len (ra_events[i].prefixes) *
2496 sizeof (vl_api_ip6_ra_prefix_info_t);
2497 vl_api_ip6_ra_event_t *event =
2498 vl_msg_api_alloc (event_size);
2499 clib_memset (event, 0, event_size);
2500 event->_vl_msg_id = htons (VL_API_IP6_RA_EVENT);
2501 event->client_index = reg->client_index;
2502 event->pid = reg->client_pid;
2504 event->sw_if_index = clib_host_to_net_u32 (ra_events[i].sw_if_index);
2506 memcpy (event->router_address, ra_events[i].router_address, 16);
2508 event->current_hop_limit = ra_events[i].current_hop_limit;
2509 event->flags = ra_events[i].flags;
2510 event->router_lifetime_in_sec =
2511 clib_host_to_net_u16 (ra_events
2512 [i].router_lifetime_in_sec);
2513 event->neighbor_reachable_time_in_msec =
2514 clib_host_to_net_u32 (ra_events
2515 [i].neighbor_reachable_time_in_msec);
2516 event->time_in_msec_between_retransmitted_neighbor_solicitations
2518 clib_host_to_net_u32 (ra_events
2519 [i].time_in_msec_between_retransmitted_neighbor_solicitations);
2522 clib_host_to_net_u32 (vec_len (ra_events[i].prefixes));
2523 vl_api_ip6_ra_prefix_info_t *prefix =
2524 (typeof (prefix)) event->prefixes;
2526 for (j = 0; j < vec_len (ra_events[i].prefixes); j++)
2528 ra_report_prefix_info_t *info =
2529 &ra_events[i].prefixes[j];
2530 memcpy (prefix->dst_address, info->dst_address.as_u8,
2532 prefix->dst_address_length = info->dst_address_length;
2533 prefix->flags = info->flags;
2534 prefix->valid_time =
2535 clib_host_to_net_u32 (info->valid_time);
2536 prefix->preferred_time =
2537 clib_host_to_net_u32 (info->preferred_time);
2541 vl_api_send_msg (vl_reg, (u8 *) event);
2545 vec_free (ra_events[i].prefixes);
2548 vlib_process_put_event_data (vm, event_data);
2555 VLIB_REGISTER_NODE (wc_arp_process_node,static) = {
2556 .function = wc_arp_process,
2557 .type = VLIB_NODE_TYPE_PROCESS,
2558 .name = "wildcard-ip4-arp-publisher-process",
2563 arp_change_data_callback (u32 pool_index, u8 * new_mac,
2564 u32 sw_if_index, u32 address)
2566 vpe_api_main_t *am = &vpe_api_main;
2567 vl_api_ip4_arp_event_t *event;
2569 if (pool_is_free_index (am->arp_events, pool_index))
2572 event = pool_elt_at_index (am->arp_events, pool_index);
2573 if (eth_mac_equal (event->new_mac, new_mac) &&
2574 sw_if_index == ntohl (event->sw_if_index))
2579 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2580 event->sw_if_index = htonl (sw_if_index);
2585 vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp)
2587 vpe_api_main_t *am = &vpe_api_main;
2588 vnet_main_t *vnm = vnet_get_main ();
2589 vl_api_want_ip4_arp_events_reply_t *rmp;
2592 if (mp->address == 0)
2595 hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index);
2596 vpe_client_registration_t *rp;
2599 if (mp->enable_disable)
2601 clib_warning ("pid %d: already enabled...", mp->pid);
2602 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2608 pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2609 pool_put (am->wc_ip4_arp_events_registrations, rp);
2610 hash_unset (am->wc_ip4_arp_events_registration_hash,
2612 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2613 wc_arp_set_publisher_node (~0, REPORT_MAX);
2617 if (mp->enable_disable == 0)
2619 clib_warning ("pid %d: already disabled...", mp->pid);
2620 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2623 pool_get (am->wc_ip4_arp_events_registrations, rp);
2624 rp->client_index = mp->client_index;
2625 rp->client_pid = mp->pid;
2626 hash_set (am->wc_ip4_arp_events_registration_hash, rp->client_index,
2627 rp - am->wc_ip4_arp_events_registrations);
2628 wc_arp_set_publisher_node (wc_arp_process_node.index, WC_ARP_REPORT);
2632 if (mp->enable_disable)
2634 vl_api_ip4_arp_event_t *event;
2635 pool_get (am->arp_events, event);
2636 rv = vnet_add_del_ip4_arp_change_event
2637 (vnm, arp_change_data_callback,
2638 mp->pid, &mp->address /* addr, in net byte order */ ,
2639 ip_resolver_process_node.index,
2640 IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ );
2644 pool_put (am->arp_events, event);
2647 clib_memset (event, 0, sizeof (*event));
2649 /* Python API expects events to have no context */
2650 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2651 event->client_index = mp->client_index;
2652 event->address = mp->address;
2653 event->pid = mp->pid;
2654 if (mp->address == 0)
2659 rv = vnet_add_del_ip4_arp_change_event
2660 (vnm, arp_change_delete_callback,
2661 mp->pid, &mp->address /* addr, in net byte order */ ,
2662 ip_resolver_process_node.index,
2663 IP4_ARP_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2666 REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY);
2669 static clib_error_t *
2670 want_ip4_arp_events_reaper (u32 client_index)
2672 vpe_client_registration_t *rp;
2673 vl_api_ip4_arp_event_t *event;
2674 u32 *to_delete, *event_id;
2680 vnm = vnet_get_main ();
2683 /* clear out all of its pending resolutions */
2685 pool_foreach(event, am->arp_events,
2687 if (event->client_index == client_index)
2689 vec_add1(to_delete, event - am->arp_events);
2694 vec_foreach (event_id, to_delete)
2696 event = pool_elt_at_index (am->arp_events, *event_id);
2697 vnet_add_del_ip4_arp_change_event
2698 (vnm, arp_change_delete_callback,
2699 event->pid, &event->address,
2700 ip_resolver_process_node.index, IP4_ARP_EVENT,
2701 ~0 /* pool index, notused */ , 0 /* is_add */ );
2703 vec_free (to_delete);
2705 /* remove from the registration hash */
2706 p = hash_get (am->wc_ip4_arp_events_registration_hash, client_index);
2710 rp = pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2711 pool_put (am->wc_ip4_arp_events_registrations, rp);
2712 hash_unset (am->wc_ip4_arp_events_registration_hash, client_index);
2713 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2714 wc_arp_set_publisher_node (~0, REPORT_MAX);
2719 VL_MSG_API_REAPER_FUNCTION (want_ip4_arp_events_reaper);
2722 vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp)
2724 vpe_api_main_t *am = &vpe_api_main;
2725 vnet_main_t *vnm = vnet_get_main ();
2726 vl_api_want_ip6_nd_events_reply_t *rmp;
2729 if (ip6_address_is_zero ((ip6_address_t *) mp->address))
2732 hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index);
2733 vpe_client_registration_t *rp;
2736 if (mp->enable_disable)
2738 clib_warning ("pid %d: already enabled...", mp->pid);
2739 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2745 pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2746 pool_put (am->wc_ip6_nd_events_registrations, rp);
2747 hash_unset (am->wc_ip6_nd_events_registration_hash,
2749 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2750 wc_nd_set_publisher_node (~0, REPORT_MAX);
2754 if (mp->enable_disable == 0)
2756 clib_warning ("pid %d: already disabled...", mp->pid);
2757 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2760 pool_get (am->wc_ip6_nd_events_registrations, rp);
2761 rp->client_index = mp->client_index;
2762 rp->client_pid = mp->pid;
2763 hash_set (am->wc_ip6_nd_events_registration_hash, rp->client_index,
2764 rp - am->wc_ip6_nd_events_registrations);
2765 wc_nd_set_publisher_node (wc_arp_process_node.index, WC_ND_REPORT);
2769 if (mp->enable_disable)
2771 vl_api_ip6_nd_event_t *event;
2772 pool_get (am->nd_events, event);
2774 rv = vnet_add_del_ip6_nd_change_event
2775 (vnm, nd_change_data_callback,
2776 mp->pid, mp->address /* addr, in net byte order */ ,
2777 ip_resolver_process_node.index,
2778 IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ );
2782 pool_put (am->nd_events, event);
2785 clib_memset (event, 0, sizeof (*event));
2787 event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT);
2788 event->client_index = mp->client_index;
2789 clib_memcpy (event->address, mp->address, sizeof event->address);
2790 event->pid = mp->pid;
2794 rv = vnet_add_del_ip6_nd_change_event
2795 (vnm, nd_change_delete_callback,
2796 mp->pid, mp->address /* addr, in net byte order */ ,
2797 ip_resolver_process_node.index,
2798 IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2801 REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY);
2804 static clib_error_t *
2805 want_ip6_nd_events_reaper (u32 client_index)
2808 vpe_client_registration_t *rp;
2809 vl_api_ip6_nd_event_t *event;
2810 u32 *to_delete, *event_id;
2816 vnm = vnet_get_main ();
2819 /* clear out all of its pending resolutions */
2821 pool_foreach(event, am->nd_events,
2823 if (event->client_index == client_index)
2825 vec_add1(to_delete, event - am->nd_events);
2830 vec_foreach (event_id, to_delete)
2832 event = pool_elt_at_index (am->nd_events, *event_id);
2833 vnet_add_del_ip6_nd_change_event
2834 (vnm, nd_change_delete_callback,
2835 event->pid, &event->address,
2836 ip_resolver_process_node.index, IP6_ND_EVENT,
2837 ~0 /* pool index, notused */ , 0 /* is_add */ );
2839 vec_free (to_delete);
2841 /* remove from the registration hash */
2842 p = hash_get (am->wc_ip6_nd_events_registration_hash, client_index);
2846 rp = pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2847 pool_put (am->wc_ip6_nd_events_registrations, rp);
2848 hash_unset (am->wc_ip6_nd_events_registration_hash, client_index);
2849 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2850 wc_nd_set_publisher_node (~0, REPORT_MAX);
2855 VL_MSG_API_REAPER_FUNCTION (want_ip6_nd_events_reaper);
2858 vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp)
2860 vpe_api_main_t *am = &vpe_api_main;
2861 vl_api_want_ip6_ra_events_reply_t *rmp;
2864 uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index);
2865 vpe_client_registration_t *rp;
2868 if (mp->enable_disable)
2870 clib_warning ("pid %d: already enabled...", ntohl (mp->pid));
2871 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2876 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2877 pool_put (am->ip6_ra_events_registrations, rp);
2878 hash_unset (am->ip6_ra_events_registration_hash, mp->client_index);
2882 if (mp->enable_disable == 0)
2884 clib_warning ("pid %d: already disabled...", ntohl (mp->pid));
2885 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2888 pool_get (am->ip6_ra_events_registrations, rp);
2889 rp->client_index = mp->client_index;
2890 rp->client_pid = ntohl (mp->pid);
2891 hash_set (am->ip6_ra_events_registration_hash, rp->client_index,
2892 rp - am->ip6_ra_events_registrations);
2895 REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY);
2898 static clib_error_t *
2899 want_ip6_ra_events_reaper (u32 client_index)
2901 vpe_api_main_t *am = &vpe_api_main;
2902 vpe_client_registration_t *rp;
2905 p = hash_get (am->ip6_ra_events_registration_hash, client_index);
2909 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2910 pool_put (am->ip6_ra_events_registrations, rp);
2911 hash_unset (am->ip6_ra_events_registration_hash, client_index);
2916 VL_MSG_API_REAPER_FUNCTION (want_ip6_ra_events_reaper);
2919 vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
2921 vl_api_proxy_arp_add_del_reply_t *rmp;
2924 ip4_main_t *im = &ip4_main;
2927 stats_dslock_with_hint (1 /* release hint */ , 6 /* tag */ );
2929 p = hash_get (im->fib_index_by_table_id, ntohl (mp->proxy.vrf_id));
2933 rv = VNET_API_ERROR_NO_SUCH_FIB;
2939 rv = vnet_proxy_arp_add_del ((ip4_address_t *) mp->proxy.low_address,
2940 (ip4_address_t *) mp->proxy.hi_address,
2941 fib_index, mp->is_add == 0);
2945 REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY);
2948 typedef struct proxy_arp_walk_ctx_t_
2950 vl_api_registration_t *reg;
2952 } proxy_arp_walk_ctx_t;
2955 send_proxy_arp_details (const ip4_address_t * lo_addr,
2956 const ip4_address_t * hi_addr,
2957 u32 fib_index, void *data)
2959 vl_api_proxy_arp_details_t *mp;
2960 proxy_arp_walk_ctx_t *ctx;
2964 mp = vl_msg_api_alloc (sizeof (*mp));
2965 clib_memset (mp, 0, sizeof (*mp));
2966 mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_DETAILS);
2967 mp->context = ctx->context;
2968 mp->proxy.vrf_id = htonl (fib_index);
2969 clib_memcpy (mp->proxy.low_address, lo_addr,
2970 sizeof (mp->proxy.low_address));
2971 clib_memcpy (mp->proxy.hi_address, hi_addr, sizeof (mp->proxy.hi_address));
2973 vl_api_send_msg (ctx->reg, (u8 *) mp);
2975 return (WALK_CONTINUE);
2979 vl_api_proxy_arp_dump_t_handler (vl_api_proxy_arp_dump_t * mp)
2981 vl_api_registration_t *reg;
2983 reg = vl_api_client_index_to_registration (mp->client_index);
2987 proxy_arp_walk_ctx_t wctx = {
2989 .context = mp->context,
2992 proxy_arp_walk (send_proxy_arp_details, &wctx);
2996 send_proxy_arp_intfc_details (vnet_main_t * vnm,
2997 vnet_sw_interface_t * si, void *data)
2999 vl_api_proxy_arp_intfc_details_t *mp;
3000 proxy_arp_walk_ctx_t *ctx;
3002 if (!(si->flags & VNET_SW_INTERFACE_FLAG_PROXY_ARP))
3003 return (WALK_CONTINUE);
3007 mp = vl_msg_api_alloc (sizeof (*mp));
3008 clib_memset (mp, 0, sizeof (*mp));
3009 mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_INTFC_DETAILS);
3010 mp->context = ctx->context;
3011 mp->sw_if_index = htonl (si->sw_if_index);
3013 vl_api_send_msg (ctx->reg, (u8 *) mp);
3015 return (WALK_CONTINUE);
3019 vl_api_proxy_arp_intfc_dump_t_handler (vl_api_proxy_arp_intfc_dump_t * mp)
3021 vl_api_registration_t *reg;
3023 reg = vl_api_client_index_to_registration (mp->client_index);
3027 proxy_arp_walk_ctx_t wctx = {
3029 .context = mp->context,
3032 vnet_sw_interface_walk (vnet_get_main (),
3033 send_proxy_arp_intfc_details, &wctx);
3037 vl_api_proxy_arp_intfc_enable_disable_t_handler
3038 (vl_api_proxy_arp_intfc_enable_disable_t * mp)
3041 vnet_main_t *vnm = vnet_get_main ();
3042 vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp;
3044 VALIDATE_SW_IF_INDEX (mp);
3046 vnet_sw_interface_t *si =
3047 vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
3051 if (mp->enable_disable)
3052 si->flags |= VNET_SW_INTERFACE_FLAG_PROXY_ARP;
3054 si->flags &= ~VNET_SW_INTERFACE_FLAG_PROXY_ARP;
3056 BAD_SW_IF_INDEX_LABEL;
3058 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
3062 vl_api_ip_probe_neighbor_t_handler (vl_api_ip_probe_neighbor_t * mp)
3065 vlib_main_t *vm = vlib_get_main ();
3066 vl_api_ip_probe_neighbor_reply_t *rmp;
3067 clib_error_t *error;
3069 VALIDATE_SW_IF_INDEX (mp);
3071 u32 sw_if_index = ntohl (mp->sw_if_index);
3074 error = ip6_probe_neighbor (vm, (ip6_address_t *) mp->dst_address,
3077 error = ip4_probe_neighbor (vm, (ip4_address_t *) mp->dst_address,
3082 clib_error_report (error);
3083 rv = clib_error_get_code (error);
3086 BAD_SW_IF_INDEX_LABEL;
3088 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
3092 vl_api_ip_scan_neighbor_enable_disable_t_handler
3093 (vl_api_ip_scan_neighbor_enable_disable_t * mp)
3096 vl_api_ip_scan_neighbor_enable_disable_reply_t *rmp;
3097 ip_neighbor_scan_arg_t arg;
3099 arg.mode = mp->mode;
3100 arg.scan_interval = mp->scan_interval;
3101 arg.max_proc_time = mp->max_proc_time;
3102 arg.max_update = mp->max_update;
3103 arg.scan_int_delay = mp->scan_int_delay;
3104 arg.stale_threshold = mp->stale_threshold;
3105 ip_neighbor_scan_enable_disable (&arg);
3107 REPLY_MACRO (VL_API_IP_SCAN_NEIGHBOR_ENABLE_DISABLE_REPLY);
3111 ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3113 vnet_main_t *vnm = vnet_get_main ();
3114 vnet_interface_main_t *im = &vnm->interface_main;
3115 ip4_main_t *im4 = &ip4_main;
3116 static u32 *sw_if_indices_to_shut;
3117 fib_table_t *fib_table;
3121 int rv = VNET_API_ERROR_NO_SUCH_FIB;
3122 u32 target_fib_id = ntohl (mp->vrf_id);
3124 stats_dslock_with_hint (1 /* release hint */ , 8 /* tag */ );
3127 pool_foreach (fib_table, im4->fibs,
3129 vnet_sw_interface_t * si;
3131 fib = pool_elt_at_index (im4->v4_fibs, fib_table->ft_index);
3133 if (fib->table_id != target_fib_id)
3136 /* remove any mpls encap/decap labels */
3137 mpls_fib_reset_labels (fib->table_id);
3139 /* remove any proxy arps in this fib */
3140 vnet_proxy_arp_fib_reset (fib->table_id);
3142 /* Set the flow hash for this fib to the default */
3143 vnet_set_ip4_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
3145 vec_reset_length (sw_if_indices_to_shut);
3147 /* Shut down interfaces in this FIB / clean out intfc routes */
3148 pool_foreach (si, im->sw_interfaces,
3150 u32 sw_if_index = si->sw_if_index;
3152 if (sw_if_index < vec_len (im4->fib_index_by_sw_if_index)
3153 && (im4->fib_index_by_sw_if_index[si->sw_if_index] ==
3155 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
3158 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
3159 sw_if_index = sw_if_indices_to_shut[i];
3161 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
3162 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
3163 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
3166 fib_table_flush(fib->index, FIB_PROTOCOL_IP4, FIB_SOURCE_API);
3170 })); /* pool_foreach (fib) */
3178 ip6_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3180 vnet_main_t *vnm = vnet_get_main ();
3181 vnet_interface_main_t *im = &vnm->interface_main;
3182 ip6_main_t *im6 = &ip6_main;
3183 static u32 *sw_if_indices_to_shut;
3184 fib_table_t *fib_table;
3188 int rv = VNET_API_ERROR_NO_SUCH_FIB;
3189 u32 target_fib_id = ntohl (mp->vrf_id);
3191 stats_dslock_with_hint (1 /* release hint */ , 9 /* tag */ );
3194 pool_foreach (fib_table, im6->fibs,
3196 vnet_sw_interface_t * si;
3198 fib = pool_elt_at_index (im6->v6_fibs, fib_table->ft_index);
3200 if (fib->table_id != target_fib_id)
3203 vec_reset_length (sw_if_indices_to_shut);
3205 /* Set the flow hash for this fib to the default */
3206 vnet_set_ip6_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
3208 /* Shut down interfaces in this FIB / clean out intfc routes */
3209 pool_foreach (si, im->sw_interfaces,
3211 if (im6->fib_index_by_sw_if_index[si->sw_if_index] ==
3213 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
3216 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
3217 sw_if_index = sw_if_indices_to_shut[i];
3219 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
3220 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
3221 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
3224 fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API);
3228 })); /* pool_foreach (fib) */
3236 vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3239 vl_api_reset_fib_reply_t *rmp;
3242 rv = ip6_reset_fib_t_handler (mp);
3244 rv = ip4_reset_fib_t_handler (mp);
3246 REPLY_MACRO (VL_API_RESET_FIB_REPLY);
3250 vl_api_set_arp_neighbor_limit_t_handler (vl_api_set_arp_neighbor_limit_t * mp)
3253 vl_api_set_arp_neighbor_limit_reply_t *rmp;
3254 vnet_main_t *vnm = vnet_get_main ();
3255 clib_error_t *error;
3260 error = ip6_set_neighbor_limit (ntohl (mp->arp_neighbor_limit));
3262 error = ip4_set_arp_limit (ntohl (mp->arp_neighbor_limit));
3266 clib_error_report (error);
3267 rv = VNET_API_ERROR_UNSPECIFIED;
3271 rv = vnm->api_errno;
3274 REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY);
3278 vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp)
3280 vl_api_ip_reassembly_set_reply_t *rmp;
3284 rv = ip6_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
3285 clib_net_to_host_u32 (mp->max_reassemblies),
3286 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
3290 rv = ip4_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
3291 clib_net_to_host_u32 (mp->max_reassemblies),
3292 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
3295 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
3299 vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp)
3301 unix_shared_memory_queue_t *q;
3303 q = vl_api_client_index_to_input_queue (mp->client_index);
3308 vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp));
3309 clib_memset (rmp, 0, sizeof (*rmp));
3310 rmp->_vl_msg_id = ntohs (VL_API_IP_REASSEMBLY_GET_REPLY);
3311 rmp->context = mp->context;
3316 ip6_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
3317 &rmp->expire_walk_interval_ms);
3322 ip4_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
3323 &rmp->expire_walk_interval_ms);
3325 rmp->timeout_ms = clib_host_to_net_u32 (rmp->timeout_ms);
3326 rmp->max_reassemblies = clib_host_to_net_u32 (rmp->max_reassemblies);
3327 rmp->expire_walk_interval_ms =
3328 clib_host_to_net_u32 (rmp->expire_walk_interval_ms);
3329 vl_msg_api_send_shmem (q, (u8 *) & rmp);
3333 vl_api_ip_reassembly_enable_disable_t_handler
3334 (vl_api_ip_reassembly_enable_disable_t * mp)
3336 vl_api_ip_reassembly_enable_disable_reply_t *rmp;
3338 rv = ip4_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
3342 rv = ip6_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
3346 REPLY_MACRO (VL_API_IP_REASSEMBLY_ENABLE_DISABLE_REPLY);
3350 send_ip_punt_redirect_details (vl_api_registration_t * reg,
3351 u32 context, u32 sw_if_index,
3352 ip_punt_redirect_rx_t * pr, u8 is_ipv6)
3354 vl_api_ip_punt_redirect_details_t *mp;
3356 mp = vl_msg_api_alloc (sizeof (*mp));
3360 clib_memset (mp, 0, sizeof (*mp));
3361 mp->_vl_msg_id = ntohs (VL_API_IP_PUNT_REDIRECT_DETAILS);
3362 mp->context = context;
3363 mp->punt.rx_sw_if_index = htonl (sw_if_index);
3364 mp->punt.tx_sw_if_index = htonl (pr->tx_sw_if_index);
3367 ip_address_encode (&pr->nh, IP46_TYPE_IP6, &mp->punt.nh);
3371 ip_address_encode (&pr->nh, IP46_TYPE_IP4, &mp->punt.nh);
3374 vl_api_send_msg (reg, (u8 *) mp);
3378 vl_api_ip_punt_redirect_dump_t_handler (vl_api_ip_punt_redirect_dump_t * mp)
3380 vl_api_registration_t *reg;
3382 int rv __attribute__ ((unused)) = 0;
3384 sw_if_index = ntohl (mp->sw_if_index);
3385 reg = vl_api_client_index_to_registration (mp->client_index);
3389 if (~0 != sw_if_index)
3390 VALIDATE_SW_IF_INDEX (mp);
3392 ip_punt_redirect_detail_t *pr, *prs;
3395 prs = ip6_punt_redirect_entries (sw_if_index);
3397 vec_foreach (pr, prs)
3399 send_ip_punt_redirect_details (reg, mp->context, pr->rx_sw_if_index, &pr->punt_redirect, 1);
3406 prs = ip4_punt_redirect_entries (sw_if_index);
3408 vec_foreach (pr, prs)
3410 send_ip_punt_redirect_details (reg, mp->context, pr->rx_sw_if_index, &pr->punt_redirect, 0);
3416 BAD_SW_IF_INDEX_LABEL;
3419 #define vl_msg_name_crc_list
3420 #include <vnet/ip/ip.api.h>
3421 #undef vl_msg_name_crc_list
3424 setup_message_id_table (api_main_t * am)
3426 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
3427 foreach_vl_msg_name_crc_ip;
3431 static clib_error_t *
3432 ip_api_hookup (vlib_main_t * vm)
3434 api_main_t *am = &api_main;
3437 vl_msg_api_set_handlers(VL_API_##N, #n, \
3438 vl_api_##n##_t_handler, \
3440 vl_api_##n##_t_endian, \
3441 vl_api_##n##_t_print, \
3442 sizeof(vl_api_##n##_t), 1);
3447 * Mark the route add/del API as MP safe
3449 am->is_mp_safe[VL_API_IP_ADD_DEL_ROUTE] = 1;
3450 am->is_mp_safe[VL_API_IP_ADD_DEL_ROUTE_REPLY] = 1;
3453 * Set up the (msg_name, crc, message-id) table
3455 setup_message_id_table (am);
3457 ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT);
3462 VLIB_API_INIT_FUNCTION (ip_api_hookup);
3465 * fd.io coding-style-patch-verification: ON
3468 * eval: (c-set-style "gnu")