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_mfib_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->path);
442 fp->itf_flags = ntohl (api_rpath->rpath.frp_mitf_flags);
445 vec_free (api_rpaths);
447 vl_api_send_msg (reg, (u8 *) mp);
450 typedef struct vl_api_ip_mfib_dump_ctc_t_
452 fib_node_index_t *entries;
453 } vl_api_ip_mfib_dump_ctc_t;
456 vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
458 vl_api_ip_mfib_dump_ctc_t *ctx = arg;
460 vec_add1 (ctx->entries, fei);
466 vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp)
468 vl_api_registration_t *reg;
469 ip4_main_t *im = &ip4_main;
470 mfib_table_t *mfib_table;
471 fib_node_index_t *mfeip;
472 vl_api_ip_mfib_dump_ctc_t ctx = {
476 reg = vl_api_client_index_to_registration (mp->client_index);
481 pool_foreach (mfib_table, im->mfibs,
483 ip4_mfib_table_walk(&mfib_table->v4,
484 vl_api_ip_mfib_table_dump_walk,
487 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
489 vec_foreach (mfeip, ctx.entries)
491 send_ip_mfib_details (reg, mp->context,
492 mfib_table->mft_table_id,
495 vec_reset_length (ctx.entries);
500 vec_free (ctx.entries);
504 send_ip6_mfib_details (vpe_api_main_t * am,
505 vl_api_registration_t * reg,
507 const mfib_prefix_t * pfx,
508 fib_route_path_encode_t * api_rpaths, u32 context)
510 vl_api_ip6_mfib_details_t *mp;
511 fib_route_path_encode_t *api_rpath;
512 vl_api_mfib_path_t *fp;
515 path_count = vec_len (api_rpaths);
516 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
519 clib_memset (mp, 0, sizeof (*mp));
520 mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS);
521 mp->context = context;
523 mp->table_id = htonl (table_id);
524 mp->address_length = pfx->fp_len;
525 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6,
526 sizeof (pfx->fp_grp_addr.ip6));
527 memcpy (mp->src_address, &pfx->fp_src_addr.ip6,
528 sizeof (pfx->fp_src_addr.ip6));
530 mp->count = htonl (path_count);
532 vec_foreach (api_rpath, api_rpaths)
534 fib_api_path_encode (api_rpath, &fp->path);
535 fp->itf_flags = ntohl (api_rpath->rpath.frp_mitf_flags);
539 vl_api_send_msg (reg, (u8 *) mp);
542 typedef struct vl_api_ip6_mfib_dump_ctc_t_
544 fib_node_index_t *entries;
545 } vl_api_ip6_mfib_dump_ctc_t;
548 vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
550 vl_api_ip6_mfib_dump_ctc_t *ctx = arg;
552 vec_add1 (ctx->entries, fei);
558 vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp)
560 vpe_api_main_t *am = &vpe_api_main;
561 vl_api_registration_t *reg;
562 ip6_main_t *im = &ip6_main;
563 mfib_table_t *mfib_table;
564 const mfib_prefix_t *pfx;
565 fib_node_index_t *mfeip;
566 fib_route_path_encode_t *api_rpaths = NULL;
567 vl_api_ip6_mfib_dump_ctc_t ctx = {
571 reg = vl_api_client_index_to_registration (mp->client_index);
577 pool_foreach (mfib_table, im->mfibs,
579 ip6_mfib_table_walk(&mfib_table->v6,
580 vl_api_ip6_mfib_table_dump_walk,
583 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
585 vec_foreach(mfeip, ctx.entries)
587 pfx = mfib_entry_get_prefix (*mfeip);
588 mfib_entry_encode (*mfeip, &api_rpaths);
589 send_ip6_mfib_details (am, reg,
590 mfib_table->mft_table_id,
594 vec_reset_length (api_rpaths);
595 vec_reset_length (ctx.entries);
600 vec_free (ctx.entries);
601 vec_free (api_rpaths);
605 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
608 vl_api_ip_punt_police_reply_t *rmp;
612 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
614 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
616 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
620 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t * mp,
623 vl_api_ip_punt_redirect_reply_t *rmp;
628 if (!vnet_sw_if_index_is_api_valid (ntohl (mp->punt.tx_sw_if_index)))
629 goto bad_sw_if_index;
631 ipv = ip_address_decode (&mp->punt.nh, &nh);
634 if (ipv == IP46_TYPE_IP6)
636 ip6_punt_redirect_add (ntohl (mp->punt.rx_sw_if_index),
637 ntohl (mp->punt.tx_sw_if_index), &nh);
639 else if (ipv == IP46_TYPE_IP4)
641 ip4_punt_redirect_add (ntohl (mp->punt.rx_sw_if_index),
642 ntohl (mp->punt.tx_sw_if_index), &nh);
647 if (ipv == IP46_TYPE_IP6)
649 ip6_punt_redirect_del (ntohl (mp->punt.rx_sw_if_index));
651 else if (ipv == IP46_TYPE_IP4)
653 ip4_punt_redirect_del (ntohl (mp->punt.rx_sw_if_index));
657 BAD_SW_IF_INDEX_LABEL;
659 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
663 vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp,
666 ip46_address_t ip = ip46_address_initializer;
667 vl_api_ip_neighbor_add_del_reply_t *rmp;
668 ip_neighbor_flags_t flags;
669 u32 stats_index = ~0;
672 VALIDATE_SW_IF_INDEX (mp);
674 stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ );
676 flags = IP_NEIGHBOR_FLAG_NODE;
678 flags |= IP_NEIGHBOR_FLAG_STATIC;
679 if (mp->is_no_adj_fib)
680 flags |= IP_NEIGHBOR_FLAG_NO_ADJ_FIB;
683 clib_memcpy (&ip.ip6, mp->dst_address, 16);
685 clib_memcpy (&ip.ip4, mp->dst_address, 4);
688 rv = ip_neighbor_add (&ip, mp->is_ipv6, mp->mac_address,
689 ntohl (mp->sw_if_index), flags, &stats_index);
691 rv = ip_neighbor_del (&ip, mp->is_ipv6, ntohl (mp->sw_if_index));
695 BAD_SW_IF_INDEX_LABEL;
698 REPLY_MACRO2 (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY,
700 rmp->stats_index = htonl (stats_index);
706 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
708 u32 fib_index, mfib_index;
711 * ignore action on the default table - this is always present
712 * and cannot be added nor deleted from the API
717 * The API holds only one lock on the table.
718 * i.e. it can be added many times via the API but needs to be
720 * The FIB index for unicast and multicast is not necessarily the
721 * same, since internal VPP systesm (like LISP and SR) create
722 * their own unicast tables.
724 fib_index = fib_table_find (fproto, table_id);
725 mfib_index = mfib_table_find (fproto, table_id);
729 fib_table_unlock (fib_index, fproto,
730 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
732 if (~0 != mfib_index)
734 mfib_table_unlock (mfib_index, fproto,
735 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
741 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
743 vl_api_ip_table_add_del_reply_t *rmp;
744 fib_protocol_t fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
745 u32 table_id = ntohl (mp->table_id);
750 ip_table_create (fproto, table_id, 1, mp->name);
754 ip_table_delete (fproto, table_id, 1);
757 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
761 add_del_route_t_handler (u8 is_multipath,
769 u32 classify_table_index,
771 u8 is_resolve_attached,
778 const fib_prefix_t * prefix,
779 dpo_proto_t next_hop_proto,
780 const ip46_address_t * next_hop,
782 u32 next_hop_sw_if_index,
783 u8 next_hop_fib_index,
785 u16 next_hop_preference,
786 mpls_label_t next_hop_via_label,
787 fib_mpls_label_t * next_hop_out_label_stack)
789 vnet_classify_main_t *cm = &vnet_classify_main;
790 fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE;
791 fib_route_path_t path = {
792 .frp_proto = next_hop_proto,
793 .frp_addr = (NULL == next_hop ? zero_addr : *next_hop),
794 .frp_sw_if_index = next_hop_sw_if_index,
795 .frp_fib_index = next_hop_fib_index,
796 .frp_weight = next_hop_weight,
797 .frp_preference = next_hop_preference,
798 .frp_label_stack = next_hop_out_label_stack,
800 fib_route_path_t *paths = NULL;
801 fib_entry_flag_t entry_flags = FIB_ENTRY_FLAG_NONE;
804 * the special INVALID label meams we are not recursing via a
805 * label. Exp-null value is never a valid via-label so that
806 * also means it's not a via-label and means clients that set
807 * it to 0 by default get the expected behaviour
809 if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label))
811 path.frp_proto = DPO_PROTO_MPLS;
812 path.frp_local_label = next_hop_via_label;
813 path.frp_eos = MPLS_NON_EOS;
816 path_flags |= FIB_ROUTE_PATH_LOCAL;
818 path_flags |= FIB_ROUTE_PATH_DVR;
820 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
821 if (is_resolve_attached)
822 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
824 path_flags |= FIB_ROUTE_PATH_INTF_RX;
826 path_flags |= FIB_ROUTE_PATH_RPF_ID;
827 if (is_source_lookup)
828 path_flags |= FIB_ROUTE_PATH_SOURCE_LOOKUP;
830 entry_flags |= FIB_ENTRY_FLAG_MULTICAST;
833 path_flags |= FIB_ROUTE_PATH_UDP_ENCAP;
834 path.frp_udp_encap_id = next_hop_id;
836 if (path.frp_sw_if_index == ~0 && ip46_address_is_zero (&path.frp_addr)
837 && path.frp_fib_index != ~0)
839 path_flags |= FIB_ROUTE_PATH_DEAG;
842 path.frp_flags = path_flags;
844 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
846 if (is_drop || is_local || is_classify || is_unreach || is_prohibit)
849 * special route types that link directly to the adj
853 dpo_id_t dpo = DPO_INVALID;
856 dproto = fib_proto_to_dpo (prefix->fp_proto);
859 ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo);
861 receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo);
863 ip_null_dpo_add_and_lock (dproto,
864 IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo);
865 else if (is_prohibit)
866 ip_null_dpo_add_and_lock (dproto,
867 IP_NULL_ACTION_SEND_ICMP_PROHIBIT,
869 else if (is_classify)
871 if (pool_is_free_index (cm->tables,
872 ntohl (classify_table_index)))
875 return VNET_API_ERROR_NO_SUCH_TABLE;
878 dpo_set (&dpo, DPO_CLASSIFY, dproto,
879 classify_dpo_create (dproto,
880 ntohl (classify_table_index)));
885 return VNET_API_ERROR_NO_SUCH_TABLE;
888 fib_table_entry_special_dpo_update (fib_index,
891 FIB_ENTRY_FLAG_EXCLUSIVE, &dpo);
896 fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API);
899 else if (is_multipath)
901 vec_add1 (paths, path);
904 fib_table_entry_path_add2 (fib_index,
906 FIB_SOURCE_API, entry_flags, paths);
908 fib_table_entry_path_remove2 (fib_index,
909 prefix, FIB_SOURCE_API, paths);
917 vec_add1 (paths, path);
918 fib_table_entry_update (fib_index,
919 prefix, FIB_SOURCE_API, entry_flags, paths);
924 fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API);
933 add_del_route_check (fib_protocol_t table_proto,
935 u32 next_hop_sw_if_index,
936 dpo_proto_t next_hop_table_proto,
937 u32 next_hop_table_id,
938 u8 is_rpf_id, u32 * fib_index, u32 * next_hop_fib_index)
940 vnet_main_t *vnm = vnet_get_main ();
942 *fib_index = fib_table_find (table_proto, ntohl (table_id));
943 if (~0 == *fib_index)
945 /* No such VRF, and we weren't asked to create one */
946 return VNET_API_ERROR_NO_SUCH_FIB;
949 if (!is_rpf_id && ~0 != ntohl (next_hop_sw_if_index))
951 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
952 ntohl (next_hop_sw_if_index)))
954 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
959 fib_protocol_t fib_nh_proto;
961 if (next_hop_table_proto > DPO_PROTO_MPLS)
964 fib_nh_proto = dpo_proto_to_fib (next_hop_table_proto);
967 *next_hop_fib_index = mfib_table_find (fib_nh_proto,
968 ntohl (next_hop_table_id));
970 *next_hop_fib_index = fib_table_find (fib_nh_proto,
971 ntohl (next_hop_table_id));
973 if (~0 == *next_hop_fib_index)
975 /* No such VRF, and we weren't asked to create one */
976 return VNET_API_ERROR_NO_SUCH_FIB;
984 ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp,
987 u32 fib_index, next_hop_fib_index;
988 fib_mpls_label_t *label_stack = NULL;
989 int rv, ii, n_labels;;
991 rv = add_del_route_check (FIB_PROTOCOL_IP4,
993 mp->next_hop_sw_if_index,
995 mp->next_hop_table_id,
996 0, &fib_index, &next_hop_fib_index);
1001 fib_prefix_t pfx = {
1002 .fp_len = mp->dst_address_length,
1003 .fp_proto = FIB_PROTOCOL_IP4,
1005 clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4));
1008 clib_memset (&nh, 0, sizeof (nh));
1009 memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4));
1011 n_labels = mp->next_hop_n_out_labels;
1016 vec_validate (label_stack, n_labels - 1);
1017 for (ii = 0; ii < n_labels; ii++)
1019 label_stack[ii].fml_value =
1020 ntohl (mp->next_hop_out_label_stack[ii].label);
1021 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1022 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1023 label_stack[ii].fml_mode =
1024 (mp->next_hop_out_label_stack[ii].is_uniform ?
1025 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1029 rv = add_del_route_t_handler (mp->is_multipath,
1036 mp->classify_table_index,
1037 mp->is_resolve_host,
1038 mp->is_resolve_attached, 0, 0,
1040 mp->is_source_lookup,
1042 fib_index, &pfx, DPO_PROTO_IP4,
1044 ntohl (mp->next_hop_id),
1045 ntohl (mp->next_hop_sw_if_index),
1047 mp->next_hop_weight,
1048 mp->next_hop_preference,
1049 ntohl (mp->next_hop_via_label), label_stack);
1051 if (mp->is_add && 0 == rv)
1052 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
1058 ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp,
1061 fib_mpls_label_t *label_stack = NULL;
1062 u32 fib_index, next_hop_fib_index;
1063 int rv, ii, n_labels;;
1065 rv = add_del_route_check (FIB_PROTOCOL_IP6,
1067 mp->next_hop_sw_if_index,
1069 mp->next_hop_table_id,
1070 0, &fib_index, &next_hop_fib_index);
1075 fib_prefix_t pfx = {
1076 .fp_len = mp->dst_address_length,
1077 .fp_proto = FIB_PROTOCOL_IP6,
1079 clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6));
1082 clib_memset (&nh, 0, sizeof (nh));
1083 memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6));
1085 n_labels = mp->next_hop_n_out_labels;
1090 vec_validate (label_stack, n_labels - 1);
1091 for (ii = 0; ii < n_labels; ii++)
1093 label_stack[ii].fml_value =
1094 ntohl (mp->next_hop_out_label_stack[ii].label);
1095 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1096 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1097 label_stack[ii].fml_mode =
1098 (mp->next_hop_out_label_stack[ii].is_uniform ?
1099 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1103 rv = add_del_route_t_handler (mp->is_multipath,
1110 mp->classify_table_index,
1111 mp->is_resolve_host,
1112 mp->is_resolve_attached, 0, 0,
1114 mp->is_source_lookup,
1116 fib_index, &pfx, DPO_PROTO_IP6,
1117 &nh, ntohl (mp->next_hop_id),
1118 ntohl (mp->next_hop_sw_if_index),
1120 mp->next_hop_weight,
1121 mp->next_hop_preference,
1122 ntohl (mp->next_hop_via_label), label_stack);
1124 if (mp->is_add && 0 == rv)
1125 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
1131 vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1133 vl_api_ip_add_del_route_reply_t *rmp;
1136 vnet_main_t *vnm = vnet_get_main ();
1142 rv = ip6_add_del_route_t_handler (mp, &stats_index);
1144 rv = ip4_add_del_route_t_handler (mp, &stats_index);
1146 rv = (rv == 0) ? vnm->api_errno : rv;
1149 REPLY_MACRO2 (VL_API_IP_ADD_DEL_ROUTE_REPLY,
1151 rmp->stats_index = htonl (stats_index);
1157 ip_table_create (fib_protocol_t fproto,
1158 u32 table_id, u8 is_api, const u8 * name)
1160 u32 fib_index, mfib_index;
1163 * ignore action on the default table - this is always present
1164 * and cannot be added nor deleted from the API
1169 * The API holds only one lock on the table.
1170 * i.e. it can be added many times via the API but needs to be
1171 * deleted only once.
1172 * The FIB index for unicast and multicast is not necessarily the
1173 * same, since internal VPP systesm (like LISP and SR) create
1174 * their own unicast tables.
1176 fib_index = fib_table_find (fproto, table_id);
1177 mfib_index = mfib_table_find (fproto, table_id);
1179 if (~0 == fib_index)
1181 fib_table_find_or_create_and_lock_w_name (fproto, table_id,
1184 FIB_SOURCE_CLI), name);
1186 if (~0 == mfib_index)
1188 mfib_table_find_or_create_and_lock_w_name (fproto, table_id,
1191 MFIB_SOURCE_CLI), name);
1197 add_del_mroute_check (fib_protocol_t table_proto,
1199 u32 next_hop_sw_if_index, u8 is_local, u32 * fib_index)
1201 vnet_main_t *vnm = vnet_get_main ();
1203 *fib_index = mfib_table_find (table_proto, ntohl (table_id));
1204 if (~0 == *fib_index)
1207 return VNET_API_ERROR_NO_SUCH_FIB;
1210 if (~0 != ntohl (next_hop_sw_if_index))
1212 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1213 ntohl (next_hop_sw_if_index)))
1215 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1222 static fib_node_index_t
1223 mroute_add_del_handler (u8 is_add,
1226 const mfib_prefix_t * prefix,
1227 dpo_proto_t nh_proto,
1229 fib_rpf_id_t rpf_id,
1230 u32 next_hop_sw_if_index,
1231 ip46_address_t * nh, u32 itf_flags, u32 bier_imp)
1233 fib_node_index_t mfib_entry_index = ~0;
1235 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
1237 fib_route_path_t path = {
1238 .frp_sw_if_index = next_hop_sw_if_index,
1239 .frp_proto = nh_proto,
1244 path.frp_flags |= FIB_ROUTE_PATH_LOCAL;
1246 if (DPO_PROTO_BIER == nh_proto)
1248 path.frp_bier_imp = bier_imp;
1249 path.frp_flags = FIB_ROUTE_PATH_BIER_IMP;
1251 else if (!is_local && ~0 == next_hop_sw_if_index)
1253 mfib_entry_index = mfib_table_entry_update (fib_index, prefix,
1255 rpf_id, entry_flags);
1261 mfib_entry_index = mfib_table_entry_path_update (fib_index, prefix,
1267 mfib_table_entry_path_remove (fib_index, prefix,
1268 MFIB_SOURCE_API, &path);
1273 return (mfib_entry_index);
1277 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp,
1280 fib_node_index_t mfib_entry_index;
1281 fib_protocol_t fproto;
1282 dpo_proto_t nh_proto;
1287 nh_proto = mp->next_hop_afi;
1288 fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1289 rv = add_del_mroute_check (fproto,
1291 mp->next_hop_sw_if_index,
1292 mp->is_local, &fib_index);
1297 mfib_prefix_t pfx = {
1298 .fp_len = ntohs (mp->grp_address_length),
1302 if (FIB_PROTOCOL_IP4 == fproto)
1304 clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address,
1305 sizeof (pfx.fp_grp_addr.ip4));
1306 clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address,
1307 sizeof (pfx.fp_src_addr.ip4));
1308 clib_memset (&nh.ip6, 0, sizeof (nh.ip6));
1309 clib_memcpy (&nh.ip4, mp->nh_address, sizeof (nh.ip4));
1310 if (!ip46_address_is_zero (&pfx.fp_src_addr))
1315 clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address,
1316 sizeof (pfx.fp_grp_addr.ip6));
1317 clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address,
1318 sizeof (pfx.fp_src_addr.ip6));
1319 clib_memcpy (&nh.ip6, mp->nh_address, sizeof (nh.ip6));
1320 if (!ip46_address_is_zero (&pfx.fp_src_addr))
1324 mfib_entry_index = mroute_add_del_handler (mp->is_add,
1328 ntohl (mp->entry_flags),
1330 ntohl (mp->next_hop_sw_if_index),
1332 ntohl (mp->itf_flags),
1333 ntohl (mp->bier_imp));
1335 if (~0 != mfib_entry_index)
1336 *stats_index = mfib_entry_get_stats_index (mfib_entry_index);
1342 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1344 vl_api_ip_mroute_add_del_reply_t *rmp;
1349 vnm = vnet_get_main ();
1353 rv = api_mroute_add_del_t_handler (mp, &stats_index);
1356 REPLY_MACRO2 (VL_API_IP_MROUTE_ADD_DEL_REPLY,
1358 rmp->stats_index = htonl (stats_index);
1364 send_ip_details (vpe_api_main_t * am,
1365 vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6,
1368 vl_api_ip_details_t *mp;
1370 mp = vl_msg_api_alloc (sizeof (*mp));
1371 clib_memset (mp, 0, sizeof (*mp));
1372 mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS);
1374 mp->sw_if_index = ntohl (sw_if_index);
1375 mp->is_ipv6 = is_ipv6;
1376 mp->context = context;
1378 vl_api_send_msg (reg, (u8 *) mp);
1382 send_ip_address_details (vpe_api_main_t * am,
1383 vl_api_registration_t * reg,
1384 u8 * ip, u16 prefix_length,
1385 u32 sw_if_index, u8 is_ipv6, u32 context)
1387 vl_api_ip_address_details_t *mp;
1389 mp = vl_msg_api_alloc (sizeof (*mp));
1390 clib_memset (mp, 0, sizeof (*mp));
1391 mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS);
1395 clib_memcpy (&mp->ip, ip, sizeof (mp->ip));
1399 u32 *tp = (u32 *) mp->ip;
1402 mp->prefix_length = prefix_length;
1403 mp->context = context;
1404 mp->sw_if_index = htonl (sw_if_index);
1405 mp->is_ipv6 = is_ipv6;
1407 vl_api_send_msg (reg, (u8 *) mp);
1411 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1413 vpe_api_main_t *am = &vpe_api_main;
1414 vl_api_registration_t *reg;
1417 ip6_main_t *im6 = &ip6_main;
1418 ip4_main_t *im4 = &ip4_main;
1419 ip_lookup_main_t *lm6 = &im6->lookup_main;
1420 ip_lookup_main_t *lm4 = &im4->lookup_main;
1421 ip_interface_address_t *ia = 0;
1422 u32 sw_if_index = ~0;
1423 int rv __attribute__ ((unused)) = 0;
1425 VALIDATE_SW_IF_INDEX (mp);
1427 sw_if_index = ntohl (mp->sw_if_index);
1429 reg = vl_api_client_index_to_registration (mp->client_index);
1436 /* Do not send subnet details of the IP-interface for
1437 * unnumbered interfaces. otherwise listening clients
1438 * will be confused that the subnet is applied on more
1439 * than one interface */
1440 foreach_ip_interface_address (lm6, ia, sw_if_index, 0,
1442 r6 = ip_interface_address_get_address (lm6, ia);
1443 u16 prefix_length = ia->address_length;
1444 send_ip_address_details(am, reg, (u8*)r6, prefix_length,
1445 sw_if_index, 1, mp->context);
1452 foreach_ip_interface_address (lm4, ia, sw_if_index, 0,
1454 r4 = ip_interface_address_get_address (lm4, ia);
1455 u16 prefix_length = ia->address_length;
1456 send_ip_address_details(am, reg, (u8*)r4, prefix_length,
1457 sw_if_index, 0, mp->context);
1462 BAD_SW_IF_INDEX_LABEL;
1466 send_ip_unnumbered_details (vpe_api_main_t * am,
1467 vl_api_registration_t * reg,
1468 u32 sw_if_index, u32 ip_sw_if_index, u32 context)
1470 vl_api_ip_unnumbered_details_t *mp;
1472 mp = vl_msg_api_alloc (sizeof (*mp));
1473 clib_memset (mp, 0, sizeof (*mp));
1474 mp->_vl_msg_id = ntohs (VL_API_IP_UNNUMBERED_DETAILS);
1476 mp->context = context;
1477 mp->sw_if_index = htonl (sw_if_index);
1478 mp->ip_sw_if_index = htonl (ip_sw_if_index);
1480 vl_api_send_msg (reg, (u8 *) mp);
1484 vl_api_ip_unnumbered_dump_t_handler (vl_api_ip_unnumbered_dump_t * mp)
1486 vnet_main_t *vnm = vnet_get_main ();
1487 vnet_interface_main_t *im = &vnm->interface_main;
1488 int rv __attribute__ ((unused)) = 0;
1489 vpe_api_main_t *am = &vpe_api_main;
1490 vl_api_registration_t *reg;
1491 vnet_sw_interface_t *si;
1494 sw_if_index = ntohl (mp->sw_if_index);
1496 reg = vl_api_client_index_to_registration (mp->client_index);
1500 if (~0 != sw_if_index)
1502 VALIDATE_SW_IF_INDEX (mp);
1504 si = vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
1506 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1508 send_ip_unnumbered_details (am, reg,
1510 si->unnumbered_sw_if_index,
1517 pool_foreach (si, im->sw_interfaces,
1519 if ((si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1521 send_ip_unnumbered_details(am, reg,
1523 si->unnumbered_sw_if_index,
1530 BAD_SW_IF_INDEX_LABEL;
1534 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1536 vpe_api_main_t *am = &vpe_api_main;
1537 vnet_main_t *vnm = vnet_get_main ();
1538 vlib_main_t *vm = vlib_get_main ();
1539 vnet_interface_main_t *im = &vnm->interface_main;
1540 vl_api_registration_t *reg;
1541 vnet_sw_interface_t *si, *sorted_sis;
1542 u32 sw_if_index = ~0;
1544 reg = vl_api_client_index_to_registration (mp->client_index);
1548 /* Gather interfaces. */
1549 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1550 _vec_len (sorted_sis) = 0;
1552 pool_foreach (si, im->sw_interfaces,
1554 vec_add1 (sorted_sis, si[0]);
1558 vec_foreach (si, sorted_sis)
1560 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1562 if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index))
1566 sw_if_index = si->sw_if_index;
1567 send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context);
1573 set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1575 vl_api_set_ip_flow_hash_reply_t *rmp;
1578 flow_hash_config_t flow_hash_config = 0;
1580 table_id = ntohl (mp->vrf_id);
1582 #define _(a,b) if (mp->a) flow_hash_config |= b;
1583 foreach_flow_hash_bit;
1586 rv = vnet_set_ip6_flow_hash (table_id, flow_hash_config);
1588 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1592 set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1594 vl_api_set_ip_flow_hash_reply_t *rmp;
1597 flow_hash_config_t flow_hash_config = 0;
1599 table_id = ntohl (mp->vrf_id);
1601 #define _(a,b) if (mp->a) flow_hash_config |= b;
1602 foreach_flow_hash_bit;
1605 rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config);
1607 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1612 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp)
1614 if (mp->is_ipv6 == 0)
1615 set_ip4_flow_hash (mp);
1617 set_ip6_flow_hash (mp);
1621 vl_api_sw_interface_ip6nd_ra_config_t_handler
1622 (vl_api_sw_interface_ip6nd_ra_config_t * mp)
1624 vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp;
1625 vlib_main_t *vm = vlib_get_main ();
1627 u8 is_no, suppress, managed, other, ll_option, send_unicast, cease,
1630 is_no = mp->is_no == 1;
1631 suppress = mp->suppress == 1;
1632 managed = mp->managed == 1;
1633 other = mp->other == 1;
1634 ll_option = mp->ll_option == 1;
1635 send_unicast = mp->send_unicast == 1;
1636 cease = mp->cease == 1;
1637 default_router = mp->default_router == 1;
1639 VALIDATE_SW_IF_INDEX (mp);
1641 rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index),
1642 suppress, managed, other,
1643 ll_option, send_unicast, cease,
1644 default_router, ntohl (mp->lifetime),
1645 ntohl (mp->initial_count),
1646 ntohl (mp->initial_interval),
1647 ntohl (mp->max_interval),
1648 ntohl (mp->min_interval), is_no);
1650 BAD_SW_IF_INDEX_LABEL;
1652 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY);
1656 vl_api_sw_interface_ip6nd_ra_prefix_t_handler
1657 (vl_api_sw_interface_ip6nd_ra_prefix_t * mp)
1659 vlib_main_t *vm = vlib_get_main ();
1660 vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp;
1662 u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink;
1664 VALIDATE_SW_IF_INDEX (mp);
1666 is_no = mp->is_no == 1;
1667 use_default = mp->use_default == 1;
1668 no_advertise = mp->no_advertise == 1;
1669 off_link = mp->off_link == 1;
1670 no_autoconfig = mp->no_autoconfig == 1;
1671 no_onlink = mp->no_onlink == 1;
1673 rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index),
1674 (ip6_address_t *) mp->address,
1675 mp->address_length, use_default,
1676 ntohl (mp->val_lifetime),
1677 ntohl (mp->pref_lifetime), no_advertise,
1678 off_link, no_autoconfig, no_onlink, is_no);
1680 BAD_SW_IF_INDEX_LABEL;
1681 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY);
1685 send_ip6nd_proxy_details (vl_api_registration_t * reg,
1687 const ip46_address_t * addr, u32 sw_if_index)
1689 vl_api_ip6nd_proxy_details_t *mp;
1691 mp = vl_msg_api_alloc (sizeof (*mp));
1692 clib_memset (mp, 0, sizeof (*mp));
1693 mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS);
1694 mp->context = context;
1695 mp->sw_if_index = htonl (sw_if_index);
1696 memcpy (mp->address, addr, 16);
1698 vl_api_send_msg (reg, (u8 *) mp);
1701 typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_
1704 } api_ip6nd_proxy_fib_table_walk_ctx_t;
1706 static fib_table_walk_rc_t
1707 api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg)
1709 api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg;
1711 if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY))
1713 vec_add1 (ctx->indices, fei);
1716 return (FIB_TABLE_WALK_CONTINUE);
1720 vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp)
1722 ip6_main_t *im6 = &ip6_main;
1723 fib_table_t *fib_table;
1724 api_ip6nd_proxy_fib_table_walk_ctx_t ctx = {
1727 fib_node_index_t *feip;
1728 const fib_prefix_t *pfx;
1729 vl_api_registration_t *reg;
1731 reg = vl_api_client_index_to_registration (mp->client_index);
1736 pool_foreach (fib_table, im6->fibs,
1738 fib_table_walk(fib_table->ft_index,
1740 api_ip6nd_proxy_fib_table_walk,
1745 vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort);
1747 vec_foreach (feip, ctx.indices)
1749 pfx = fib_entry_get_prefix (*feip);
1751 send_ip6nd_proxy_details (reg,
1754 fib_entry_get_resolving_interface (*feip));
1757 vec_free (ctx.indices);
1761 vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp)
1763 vl_api_ip6nd_proxy_add_del_reply_t *rmp;
1766 VALIDATE_SW_IF_INDEX (mp);
1768 rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index),
1769 (ip6_address_t *) mp->address, mp->is_del);
1771 BAD_SW_IF_INDEX_LABEL;
1772 REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY);
1776 vl_api_ip6nd_send_router_solicitation_t_handler
1777 (vl_api_ip6nd_send_router_solicitation_t * mp)
1779 vl_api_ip6nd_send_router_solicitation_reply_t *rmp;
1780 icmp6_send_router_solicitation_params_t params;
1781 vlib_main_t *vm = vlib_get_main ();
1784 VALIDATE_SW_IF_INDEX (mp);
1786 BAD_SW_IF_INDEX_LABEL;
1787 REPLY_MACRO (VL_API_IP6ND_SEND_ROUTER_SOLICITATION_REPLY);
1792 params.irt = ntohl (mp->irt);
1793 params.mrt = ntohl (mp->mrt);
1794 params.mrc = ntohl (mp->mrc);
1795 params.mrd = ntohl (mp->mrd);
1797 icmp6_send_router_solicitation (vm, ntohl (mp->sw_if_index), mp->stop,
1802 vl_api_sw_interface_ip6_enable_disable_t_handler
1803 (vl_api_sw_interface_ip6_enable_disable_t * mp)
1805 vlib_main_t *vm = vlib_get_main ();
1806 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
1807 vnet_main_t *vnm = vnet_get_main ();
1809 clib_error_t *error;
1813 VALIDATE_SW_IF_INDEX (mp);
1816 (mp->enable == 1) ? enable_ip6_interface (vm,
1817 ntohl (mp->sw_if_index)) :
1818 disable_ip6_interface (vm, ntohl (mp->sw_if_index));
1822 clib_error_report (error);
1823 rv = VNET_API_ERROR_UNSPECIFIED;
1827 rv = vnm->api_errno;
1830 BAD_SW_IF_INDEX_LABEL;
1832 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
1836 vl_mfib_signal_send_one (vl_api_registration_t * reg,
1837 u32 context, const mfib_signal_t * mfs)
1839 vl_api_mfib_signal_details_t *mp;
1840 const mfib_prefix_t *prefix;
1844 mp = vl_msg_api_alloc (sizeof (*mp));
1846 clib_memset (mp, 0, sizeof (*mp));
1847 mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS);
1848 mp->context = context;
1850 mfi = mfib_itf_get (mfs->mfs_itf);
1851 prefix = mfib_entry_get_prefix (mfs->mfs_entry);
1852 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1854 mp->table_id = ntohl (mfib->mft_table_id);
1855 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1857 if (FIB_PROTOCOL_IP4 == prefix->fp_proto)
1859 mp->grp_address_len = ntohs (prefix->fp_len);
1861 memcpy (mp->grp_address, &prefix->fp_grp_addr.ip4, 4);
1862 if (prefix->fp_len > 32)
1864 memcpy (mp->src_address, &prefix->fp_src_addr.ip4, 4);
1869 mp->grp_address_len = ntohs (prefix->fp_len);
1874 if (0 != mfs->mfs_buffer_len)
1876 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1878 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1882 mp->ip_packet_len = 0;
1885 vl_api_send_msg (reg, (u8 *) mp);
1889 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1891 vl_api_registration_t *reg;
1893 reg = vl_api_client_index_to_registration (mp->client_index);
1897 while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context))
1902 vl_api_ip_container_proxy_add_del_t_handler
1903 (vl_api_ip_container_proxy_add_del_t * mp)
1905 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1906 vnet_ip_container_proxy_args_t args;
1908 clib_error_t *error;
1910 clib_memset (&args, 0, sizeof (args));
1911 ip_set (&args.prefix.fp_addr, mp->ip, mp->is_ip4);
1912 args.prefix.fp_len = mp->plen ? mp->plen : (mp->is_ip4 ? 32 : 128);
1913 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1914 args.is_add = mp->is_add;
1915 if ((error = vnet_ip_container_proxy_add_del (&args)))
1917 rv = clib_error_get_code (error);
1918 clib_error_report (error);
1921 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1924 typedef struct ip_container_proxy_walk_ctx_t_
1926 vl_api_registration_t *reg;
1928 } ip_container_proxy_walk_ctx_t;
1931 ip_container_proxy_send_details (const fib_prefix_t * pfx, u32 sw_if_index,
1934 vl_api_ip_container_proxy_details_t *mp;
1935 ip_container_proxy_walk_ctx_t *ctx = args;
1937 mp = vl_msg_api_alloc (sizeof (*mp));
1941 clib_memset (mp, 0, sizeof (*mp));
1942 mp->_vl_msg_id = ntohs (VL_API_IP_CONTAINER_PROXY_DETAILS);
1943 mp->context = ctx->context;
1945 mp->sw_if_index = ntohl (sw_if_index);
1946 ip_prefix_encode (pfx, &mp->prefix);
1948 vl_api_send_msg (ctx->reg, (u8 *) mp);
1954 vl_api_ip_container_proxy_dump_t_handler (vl_api_ip_container_proxy_dump_t *
1957 vl_api_registration_t *reg;
1959 reg = vl_api_client_index_to_registration (mp->client_index);
1963 ip_container_proxy_walk_ctx_t ctx = {
1964 .context = mp->context,
1968 ip_container_proxy_walk (ip_container_proxy_send_details, &ctx);
1972 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
1975 vl_api_ioam_enable_reply_t *rmp;
1976 clib_error_t *error;
1978 /* Ignoring the profile id as currently a single profile
1980 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
1981 mp->seqno, mp->analyse);
1984 clib_error_report (error);
1985 rv = clib_error_get_code (error);
1988 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
1992 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
1995 vl_api_ioam_disable_reply_t *rmp;
1996 clib_error_t *error;
1998 error = clear_ioam_rewrite_fn ();
2001 clib_error_report (error);
2002 rv = clib_error_get_code (error);
2005 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
2009 vl_api_ip_source_and_port_range_check_add_del_t_handler
2010 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
2012 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
2015 u8 is_ipv6 = mp->is_ipv6;
2016 u8 is_add = mp->is_add;
2017 u8 mask_length = mp->mask_length;
2018 ip4_address_t ip4_addr;
2019 ip6_address_t ip6_addr;
2021 u16 *high_ports = 0;
2023 u16 tmp_low, tmp_high;
2027 // Validate port range
2028 num_ranges = mp->number_of_ranges;
2029 if (num_ranges > 32)
2030 { // This is size of array in VPE.API
2031 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
2035 vec_reset_length (low_ports);
2036 vec_reset_length (high_ports);
2038 for (i = 0; i < num_ranges; i++)
2040 tmp_low = mp->low_ports[i];
2041 tmp_high = mp->high_ports[i];
2042 // If tmp_low <= tmp_high then only need to check tmp_low = 0
2043 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
2044 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
2046 rv = VNET_API_ERROR_INVALID_VALUE;
2049 vec_add1 (low_ports, tmp_low);
2050 vec_add1 (high_ports, tmp_high + 1);
2053 // Validate mask_length
2054 if ((is_ipv6 && mask_length > 128) || (!is_ipv6 && mask_length > 32))
2056 rv = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH;
2060 vrf_id = ntohl (mp->vrf_id);
2064 rv = VNET_API_ERROR_INVALID_VALUE;
2071 clib_memcpy (ip6_addr.as_u8, mp->address, sizeof (ip6_addr.as_u8));
2072 rv = ip6_source_and_port_range_check_add_del (&ip6_addr,
2076 high_ports, is_add);
2080 clib_memcpy (ip4_addr.data, mp->address, sizeof (ip4_addr));
2081 rv = ip4_source_and_port_range_check_add_del (&ip4_addr,
2085 high_ports, is_add);
2089 vec_free (low_ports);
2090 vec_free (high_ports);
2091 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
2095 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
2096 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
2098 vlib_main_t *vm = vlib_get_main ();
2099 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
2100 ip4_main_t *im = &ip4_main;
2103 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2104 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2108 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
2109 ntohl (mp->tcp_out_vrf_id);
2110 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
2111 ntohl (mp->udp_out_vrf_id);
2112 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
2113 ntohl (mp->tcp_in_vrf_id);
2114 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
2115 ntohl (mp->udp_in_vrf_id);
2118 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
2120 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
2122 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
2126 rv = VNET_API_ERROR_INVALID_VALUE;
2130 fib_index[i] = p[0];
2135 sw_if_index = ntohl (mp->sw_if_index);
2137 VALIDATE_SW_IF_INDEX (mp);
2140 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
2143 BAD_SW_IF_INDEX_LABEL;
2146 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
2152 } ip4_source_check_config_t;
2155 vl_api_ip_source_check_interface_add_del_t_handler
2156 (vl_api_ip_source_check_interface_add_del_t * mp)
2158 vl_api_ip_source_check_interface_add_del_reply_t *rmp;
2160 u32 sw_if_index = ntohl (mp->sw_if_index);
2161 u8 is_add = mp->is_add;
2162 char *feature_name =
2163 mp->loose ? "ip4-source-check-via-any" : "ip4-source-check-via-rx";
2165 ip4_source_check_config_t config;
2167 VALIDATE_SW_IF_INDEX (mp);
2170 fib_table_get_index_for_sw_if_index (FIB_PROTOCOL_IP4, sw_if_index);
2172 vnet_feature_enable_disable ("ip4-unicast", feature_name, sw_if_index,
2173 is_add, &config, sizeof (config));
2174 BAD_SW_IF_INDEX_LABEL;
2176 REPLY_MACRO (VL_API_IP_SOURCE_CHECK_INTERFACE_ADD_DEL_REPLY);
2179 #define IP4_ARP_EVENT 3
2180 #define IP6_ND_EVENT 4
2182 static int arp_change_delete_callback (u32 pool_index, u8 * notused);
2183 static int nd_change_delete_callback (u32 pool_index, u8 * notused);
2184 static vlib_node_registration_t ip_resolver_process_node;
2187 handle_ip4_arp_event (u32 pool_index)
2189 vpe_api_main_t *vam = &vpe_api_main;
2190 vnet_main_t *vnm = vam->vnet_main;
2191 vlib_main_t *vm = vam->vlib_main;
2192 vl_api_ip4_arp_event_t *event;
2193 vl_api_ip4_arp_event_t *mp;
2194 vl_api_registration_t *reg;
2196 /* Client can cancel, die, etc. */
2197 if (pool_is_free_index (vam->arp_events, pool_index))
2200 event = pool_elt_at_index (vam->arp_events, pool_index);
2202 reg = vl_api_client_index_to_registration (event->client_index);
2205 (void) vnet_add_del_ip4_arp_change_event
2206 (vnm, arp_change_delete_callback,
2207 event->pid, &event->address,
2208 ip_resolver_process_node.index, IP4_ARP_EVENT,
2209 ~0 /* pool index, notused */ , 0 /* is_add */ );
2213 if (vl_api_can_send_msg (reg))
2215 mp = vl_msg_api_alloc (sizeof (*mp));
2216 clib_memcpy (mp, event, sizeof (*mp));
2217 vl_api_send_msg (reg, (u8 *) mp);
2221 static f64 last_time;
2223 * Throttle syslog msgs.
2224 * It's pretty tempting to just revoke the registration...
2226 if (vlib_time_now (vm) > last_time + 10.0)
2228 clib_warning ("arp event for %U to pid %d: queue stuffed!",
2229 format_ip4_address, &event->address, event->pid);
2230 last_time = vlib_time_now (vm);
2236 handle_ip6_nd_event (u32 pool_index)
2238 vpe_api_main_t *vam = &vpe_api_main;
2239 vnet_main_t *vnm = vam->vnet_main;
2240 vlib_main_t *vm = vam->vlib_main;
2241 vl_api_ip6_nd_event_t *event;
2242 vl_api_ip6_nd_event_t *mp;
2243 vl_api_registration_t *reg;
2245 /* Client can cancel, die, etc. */
2246 if (pool_is_free_index (vam->nd_events, pool_index))
2249 event = pool_elt_at_index (vam->nd_events, pool_index);
2251 reg = vl_api_client_index_to_registration (event->client_index);
2254 (void) vnet_add_del_ip6_nd_change_event
2255 (vnm, nd_change_delete_callback,
2256 event->pid, &event->address,
2257 ip_resolver_process_node.index, IP6_ND_EVENT,
2258 ~0 /* pool index, notused */ , 0 /* is_add */ );
2262 if (vl_api_can_send_msg (reg))
2264 mp = vl_msg_api_alloc (sizeof (*mp));
2265 clib_memcpy (mp, event, sizeof (*mp));
2266 vl_api_send_msg (reg, (u8 *) mp);
2270 static f64 last_time;
2272 * Throttle syslog msgs.
2273 * It's pretty tempting to just revoke the registration...
2275 if (vlib_time_now (vm) > last_time + 10.0)
2277 clib_warning ("ip6 nd event for %U to pid %d: queue stuffed!",
2278 format_ip6_address, &event->address, event->pid);
2279 last_time = vlib_time_now (vm);
2285 resolver_process (vlib_main_t * vm,
2286 vlib_node_runtime_t * rt, vlib_frame_t * f)
2288 volatile f64 timeout = 100.0;
2289 volatile uword *event_data = 0;
2293 vlib_process_wait_for_event_or_clock (vm, timeout);
2296 vlib_process_get_events (vm, (uword **) & event_data);
2302 for (i = 0; i < vec_len (event_data); i++)
2303 handle_ip4_arp_event (event_data[i]);
2307 for (i = 0; i < vec_len (event_data); i++)
2308 handle_ip6_nd_event (event_data[i]);
2311 case ~0: /* timeout */
2315 vec_reset_length (event_data);
2317 return 0; /* or not */
2321 VLIB_REGISTER_NODE (ip_resolver_process_node,static) = {
2322 .function = resolver_process,
2323 .type = VLIB_NODE_TYPE_PROCESS,
2324 .name = "ip-route-resolver-process",
2329 nd_change_data_callback (u32 pool_index, u8 * new_mac,
2330 u32 sw_if_index, ip6_address_t * address)
2332 vpe_api_main_t *am = &vpe_api_main;
2333 vl_api_ip6_nd_event_t *event;
2335 if (pool_is_free_index (am->nd_events, pool_index))
2338 event = pool_elt_at_index (am->nd_events, pool_index);
2339 if (eth_mac_equal (event->new_mac, new_mac) &&
2340 sw_if_index == ntohl (event->sw_if_index))
2345 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2346 event->sw_if_index = htonl (sw_if_index);
2351 arp_change_delete_callback (u32 pool_index, u8 * notused)
2353 vpe_api_main_t *am = &vpe_api_main;
2355 if (pool_is_free_index (am->arp_events, pool_index))
2358 pool_put_index (am->arp_events, pool_index);
2363 nd_change_delete_callback (u32 pool_index, u8 * notused)
2365 vpe_api_main_t *am = &vpe_api_main;
2367 if (pool_is_free_index (am->nd_events, pool_index))
2370 pool_put_index (am->nd_events, pool_index);
2374 static vlib_node_registration_t wc_arp_process_node;
2377 { WC_ARP_REPORT, WC_ND_REPORT, RA_REPORT, REPORT_MAX };
2380 wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
2382 /* These cross the longjmp boundry (vlib_process_wait_for_event)
2383 * and need to be volatile - to prevent them from being optimized into
2384 * a register - which could change during suspension */
2386 volatile wc_arp_report_t arp_prev = { 0 };
2387 volatile wc_nd_report_t nd_prev = { 0 };
2388 volatile f64 last_arp = vlib_time_now (vm);
2389 volatile f64 last_nd = vlib_time_now (vm);
2393 vlib_process_wait_for_event (vm);
2394 uword event_type = WC_ARP_REPORT;
2395 void *event_data = vlib_process_get_event_data (vm, &event_type);
2397 f64 now = vlib_time_now (vm);
2399 if (event_type == WC_ARP_REPORT)
2401 wc_arp_report_t *arp_events = event_data;
2402 for (i = 0; i < vec_len (arp_events); i++)
2404 /* discard dup event */
2405 if (arp_prev.ip4 == arp_events[i].ip4 &&
2406 eth_mac_equal ((u8 *) arp_prev.mac, arp_events[i].mac) &&
2407 arp_prev.sw_if_index == arp_events[i].sw_if_index &&
2408 (now - last_arp) < 10.0)
2412 arp_prev = arp_events[i];
2414 vpe_client_registration_t *reg;
2416 pool_foreach(reg, vpe_api_main.wc_ip4_arp_events_registrations,
2418 vl_api_registration_t *vl_reg;
2419 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2420 ASSERT (vl_reg != NULL);
2421 if (reg && vl_api_can_send_msg (vl_reg))
2423 vl_api_ip4_arp_event_t * event = vl_msg_api_alloc (sizeof *event);
2424 clib_memset (event, 0, sizeof *event);
2425 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2426 event->client_index = reg->client_index;
2427 event->pid = reg->client_pid;
2429 event->address = arp_events[i].ip4;
2430 event->sw_if_index = htonl(arp_events[i].sw_if_index);
2431 memcpy(event->new_mac, arp_events[i].mac, sizeof event->new_mac);
2432 vl_api_send_msg (vl_reg, (u8 *) event);
2438 else if (event_type == WC_ND_REPORT)
2440 wc_nd_report_t *nd_events = event_data;
2441 for (i = 0; i < vec_len (nd_events); i++)
2443 /* discard dup event */
2444 if (ip6_address_is_equal
2445 ((ip6_address_t *) & nd_prev.ip6, &nd_events[i].ip6)
2446 && eth_mac_equal ((u8 *) nd_prev.mac, nd_events[i].mac)
2447 && nd_prev.sw_if_index == nd_events[i].sw_if_index
2448 && (now - last_nd) < 10.0)
2452 nd_prev = nd_events[i];
2454 vpe_client_registration_t *reg;
2456 pool_foreach(reg, vpe_api_main.wc_ip6_nd_events_registrations,
2458 vl_api_registration_t *vl_reg;
2459 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2460 if (vl_reg && vl_api_can_send_msg (vl_reg))
2462 vl_api_ip6_nd_event_t * event = vl_msg_api_alloc (sizeof *event);
2463 clib_memset (event, 0, sizeof *event);
2464 event->_vl_msg_id = htons (VL_API_IP6_ND_EVENT);
2465 event->client_index = reg->client_index;
2466 event->pid = reg->client_pid;
2468 memcpy(event->address, nd_events[i].ip6.as_u8, sizeof event->address);
2469 event->sw_if_index = htonl(nd_events[i].sw_if_index);
2470 memcpy(event->new_mac, nd_events[i].mac, sizeof event->new_mac);
2471 vl_api_send_msg (vl_reg, (u8 *) event);
2477 else if (event_type == RA_REPORT)
2479 ra_report_t *ra_events = event_data;
2480 for (i = 0; i < vec_len (ra_events); i++)
2482 ip6_neighbor_public_main_t *npm = &ip6_neighbor_public_main;
2483 call_ip6_neighbor_callbacks (&ra_events[i],
2484 npm->ra_report_functions);
2486 vpe_client_registration_t *reg;
2488 pool_foreach(reg, vpe_api_main.ip6_ra_events_registrations,
2490 vl_api_registration_t *vl_reg;
2492 vl_api_client_index_to_registration (reg->client_index);
2493 if (vl_reg && vl_api_can_send_msg (vl_reg))
2496 sizeof (vl_api_ip6_ra_event_t) +
2497 vec_len (ra_events[i].prefixes) *
2498 sizeof (vl_api_ip6_ra_prefix_info_t);
2499 vl_api_ip6_ra_event_t *event =
2500 vl_msg_api_alloc (event_size);
2501 clib_memset (event, 0, event_size);
2502 event->_vl_msg_id = htons (VL_API_IP6_RA_EVENT);
2503 event->client_index = reg->client_index;
2504 event->pid = reg->client_pid;
2506 event->sw_if_index = clib_host_to_net_u32 (ra_events[i].sw_if_index);
2508 memcpy (event->router_address, ra_events[i].router_address, 16);
2510 event->current_hop_limit = ra_events[i].current_hop_limit;
2511 event->flags = ra_events[i].flags;
2512 event->router_lifetime_in_sec =
2513 clib_host_to_net_u16 (ra_events
2514 [i].router_lifetime_in_sec);
2515 event->neighbor_reachable_time_in_msec =
2516 clib_host_to_net_u32 (ra_events
2517 [i].neighbor_reachable_time_in_msec);
2518 event->time_in_msec_between_retransmitted_neighbor_solicitations
2520 clib_host_to_net_u32 (ra_events
2521 [i].time_in_msec_between_retransmitted_neighbor_solicitations);
2524 clib_host_to_net_u32 (vec_len (ra_events[i].prefixes));
2525 vl_api_ip6_ra_prefix_info_t *prefix =
2526 (typeof (prefix)) event->prefixes;
2528 for (j = 0; j < vec_len (ra_events[i].prefixes); j++)
2530 ra_report_prefix_info_t *info =
2531 &ra_events[i].prefixes[j];
2532 memcpy (prefix->dst_address, info->dst_address.as_u8,
2534 prefix->dst_address_length = info->dst_address_length;
2535 prefix->flags = info->flags;
2536 prefix->valid_time =
2537 clib_host_to_net_u32 (info->valid_time);
2538 prefix->preferred_time =
2539 clib_host_to_net_u32 (info->preferred_time);
2543 vl_api_send_msg (vl_reg, (u8 *) event);
2547 vec_free (ra_events[i].prefixes);
2550 vlib_process_put_event_data (vm, event_data);
2557 VLIB_REGISTER_NODE (wc_arp_process_node,static) = {
2558 .function = wc_arp_process,
2559 .type = VLIB_NODE_TYPE_PROCESS,
2560 .name = "wildcard-ip4-arp-publisher-process",
2565 arp_change_data_callback (u32 pool_index, u8 * new_mac,
2566 u32 sw_if_index, u32 address)
2568 vpe_api_main_t *am = &vpe_api_main;
2569 vl_api_ip4_arp_event_t *event;
2571 if (pool_is_free_index (am->arp_events, pool_index))
2574 event = pool_elt_at_index (am->arp_events, pool_index);
2575 if (eth_mac_equal (event->new_mac, new_mac) &&
2576 sw_if_index == ntohl (event->sw_if_index))
2581 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2582 event->sw_if_index = htonl (sw_if_index);
2587 vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp)
2589 vpe_api_main_t *am = &vpe_api_main;
2590 vnet_main_t *vnm = vnet_get_main ();
2591 vl_api_want_ip4_arp_events_reply_t *rmp;
2594 if (mp->address == 0)
2597 hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index);
2598 vpe_client_registration_t *rp;
2601 if (mp->enable_disable)
2603 clib_warning ("pid %d: already enabled...", mp->pid);
2604 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2610 pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2611 pool_put (am->wc_ip4_arp_events_registrations, rp);
2612 hash_unset (am->wc_ip4_arp_events_registration_hash,
2614 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2615 wc_arp_set_publisher_node (~0, REPORT_MAX);
2619 if (mp->enable_disable == 0)
2621 clib_warning ("pid %d: already disabled...", mp->pid);
2622 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2625 pool_get (am->wc_ip4_arp_events_registrations, rp);
2626 rp->client_index = mp->client_index;
2627 rp->client_pid = mp->pid;
2628 hash_set (am->wc_ip4_arp_events_registration_hash, rp->client_index,
2629 rp - am->wc_ip4_arp_events_registrations);
2630 wc_arp_set_publisher_node (wc_arp_process_node.index, WC_ARP_REPORT);
2634 if (mp->enable_disable)
2636 vl_api_ip4_arp_event_t *event;
2637 pool_get (am->arp_events, event);
2638 rv = vnet_add_del_ip4_arp_change_event
2639 (vnm, arp_change_data_callback,
2640 mp->pid, &mp->address /* addr, in net byte order */ ,
2641 ip_resolver_process_node.index,
2642 IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ );
2646 pool_put (am->arp_events, event);
2649 clib_memset (event, 0, sizeof (*event));
2651 /* Python API expects events to have no context */
2652 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2653 event->client_index = mp->client_index;
2654 event->address = mp->address;
2655 event->pid = mp->pid;
2656 if (mp->address == 0)
2661 rv = vnet_add_del_ip4_arp_change_event
2662 (vnm, arp_change_delete_callback,
2663 mp->pid, &mp->address /* addr, in net byte order */ ,
2664 ip_resolver_process_node.index,
2665 IP4_ARP_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2668 REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY);
2671 static clib_error_t *
2672 want_ip4_arp_events_reaper (u32 client_index)
2674 vpe_client_registration_t *rp;
2675 vl_api_ip4_arp_event_t *event;
2676 u32 *to_delete, *event_id;
2682 vnm = vnet_get_main ();
2685 /* clear out all of its pending resolutions */
2687 pool_foreach(event, am->arp_events,
2689 if (event->client_index == client_index)
2691 vec_add1(to_delete, event - am->arp_events);
2696 vec_foreach (event_id, to_delete)
2698 event = pool_elt_at_index (am->arp_events, *event_id);
2699 vnet_add_del_ip4_arp_change_event
2700 (vnm, arp_change_delete_callback,
2701 event->pid, &event->address,
2702 ip_resolver_process_node.index, IP4_ARP_EVENT,
2703 ~0 /* pool index, notused */ , 0 /* is_add */ );
2705 vec_free (to_delete);
2707 /* remove from the registration hash */
2708 p = hash_get (am->wc_ip4_arp_events_registration_hash, client_index);
2712 rp = pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2713 pool_put (am->wc_ip4_arp_events_registrations, rp);
2714 hash_unset (am->wc_ip4_arp_events_registration_hash, client_index);
2715 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2716 wc_arp_set_publisher_node (~0, REPORT_MAX);
2721 VL_MSG_API_REAPER_FUNCTION (want_ip4_arp_events_reaper);
2724 vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp)
2726 vpe_api_main_t *am = &vpe_api_main;
2727 vnet_main_t *vnm = vnet_get_main ();
2728 vl_api_want_ip6_nd_events_reply_t *rmp;
2731 if (ip6_address_is_zero ((ip6_address_t *) mp->address))
2734 hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index);
2735 vpe_client_registration_t *rp;
2738 if (mp->enable_disable)
2740 clib_warning ("pid %d: already enabled...", mp->pid);
2741 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2747 pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2748 pool_put (am->wc_ip6_nd_events_registrations, rp);
2749 hash_unset (am->wc_ip6_nd_events_registration_hash,
2751 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2752 wc_nd_set_publisher_node (~0, REPORT_MAX);
2756 if (mp->enable_disable == 0)
2758 clib_warning ("pid %d: already disabled...", mp->pid);
2759 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2762 pool_get (am->wc_ip6_nd_events_registrations, rp);
2763 rp->client_index = mp->client_index;
2764 rp->client_pid = mp->pid;
2765 hash_set (am->wc_ip6_nd_events_registration_hash, rp->client_index,
2766 rp - am->wc_ip6_nd_events_registrations);
2767 wc_nd_set_publisher_node (wc_arp_process_node.index, WC_ND_REPORT);
2771 if (mp->enable_disable)
2773 vl_api_ip6_nd_event_t *event;
2774 pool_get (am->nd_events, event);
2776 rv = vnet_add_del_ip6_nd_change_event
2777 (vnm, nd_change_data_callback,
2778 mp->pid, mp->address /* addr, in net byte order */ ,
2779 ip_resolver_process_node.index,
2780 IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ );
2784 pool_put (am->nd_events, event);
2787 clib_memset (event, 0, sizeof (*event));
2789 event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT);
2790 event->client_index = mp->client_index;
2791 clib_memcpy (event->address, mp->address, sizeof event->address);
2792 event->pid = mp->pid;
2796 rv = vnet_add_del_ip6_nd_change_event
2797 (vnm, nd_change_delete_callback,
2798 mp->pid, mp->address /* addr, in net byte order */ ,
2799 ip_resolver_process_node.index,
2800 IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2803 REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY);
2806 static clib_error_t *
2807 want_ip6_nd_events_reaper (u32 client_index)
2810 vpe_client_registration_t *rp;
2811 vl_api_ip6_nd_event_t *event;
2812 u32 *to_delete, *event_id;
2818 vnm = vnet_get_main ();
2821 /* clear out all of its pending resolutions */
2823 pool_foreach(event, am->nd_events,
2825 if (event->client_index == client_index)
2827 vec_add1(to_delete, event - am->nd_events);
2832 vec_foreach (event_id, to_delete)
2834 event = pool_elt_at_index (am->nd_events, *event_id);
2835 vnet_add_del_ip6_nd_change_event
2836 (vnm, nd_change_delete_callback,
2837 event->pid, &event->address,
2838 ip_resolver_process_node.index, IP6_ND_EVENT,
2839 ~0 /* pool index, notused */ , 0 /* is_add */ );
2841 vec_free (to_delete);
2843 /* remove from the registration hash */
2844 p = hash_get (am->wc_ip6_nd_events_registration_hash, client_index);
2848 rp = pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2849 pool_put (am->wc_ip6_nd_events_registrations, rp);
2850 hash_unset (am->wc_ip6_nd_events_registration_hash, client_index);
2851 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2852 wc_nd_set_publisher_node (~0, REPORT_MAX);
2857 VL_MSG_API_REAPER_FUNCTION (want_ip6_nd_events_reaper);
2860 vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp)
2862 vpe_api_main_t *am = &vpe_api_main;
2863 vl_api_want_ip6_ra_events_reply_t *rmp;
2866 uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index);
2867 vpe_client_registration_t *rp;
2870 if (mp->enable_disable)
2872 clib_warning ("pid %d: already enabled...", ntohl (mp->pid));
2873 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2878 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2879 pool_put (am->ip6_ra_events_registrations, rp);
2880 hash_unset (am->ip6_ra_events_registration_hash, mp->client_index);
2884 if (mp->enable_disable == 0)
2886 clib_warning ("pid %d: already disabled...", ntohl (mp->pid));
2887 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2890 pool_get (am->ip6_ra_events_registrations, rp);
2891 rp->client_index = mp->client_index;
2892 rp->client_pid = ntohl (mp->pid);
2893 hash_set (am->ip6_ra_events_registration_hash, rp->client_index,
2894 rp - am->ip6_ra_events_registrations);
2897 REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY);
2900 static clib_error_t *
2901 want_ip6_ra_events_reaper (u32 client_index)
2903 vpe_api_main_t *am = &vpe_api_main;
2904 vpe_client_registration_t *rp;
2907 p = hash_get (am->ip6_ra_events_registration_hash, client_index);
2911 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2912 pool_put (am->ip6_ra_events_registrations, rp);
2913 hash_unset (am->ip6_ra_events_registration_hash, client_index);
2918 VL_MSG_API_REAPER_FUNCTION (want_ip6_ra_events_reaper);
2921 vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
2923 vl_api_proxy_arp_add_del_reply_t *rmp;
2926 ip4_main_t *im = &ip4_main;
2929 stats_dslock_with_hint (1 /* release hint */ , 6 /* tag */ );
2931 p = hash_get (im->fib_index_by_table_id, ntohl (mp->proxy.vrf_id));
2935 rv = VNET_API_ERROR_NO_SUCH_FIB;
2941 rv = vnet_proxy_arp_add_del ((ip4_address_t *) mp->proxy.low_address,
2942 (ip4_address_t *) mp->proxy.hi_address,
2943 fib_index, mp->is_add == 0);
2947 REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY);
2950 typedef struct proxy_arp_walk_ctx_t_
2952 vl_api_registration_t *reg;
2954 } proxy_arp_walk_ctx_t;
2957 send_proxy_arp_details (const ip4_address_t * lo_addr,
2958 const ip4_address_t * hi_addr,
2959 u32 fib_index, void *data)
2961 vl_api_proxy_arp_details_t *mp;
2962 proxy_arp_walk_ctx_t *ctx;
2966 mp = vl_msg_api_alloc (sizeof (*mp));
2967 clib_memset (mp, 0, sizeof (*mp));
2968 mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_DETAILS);
2969 mp->context = ctx->context;
2970 mp->proxy.vrf_id = htonl (fib_index);
2971 clib_memcpy (mp->proxy.low_address, lo_addr,
2972 sizeof (mp->proxy.low_address));
2973 clib_memcpy (mp->proxy.hi_address, hi_addr, sizeof (mp->proxy.hi_address));
2975 vl_api_send_msg (ctx->reg, (u8 *) mp);
2977 return (WALK_CONTINUE);
2981 vl_api_proxy_arp_dump_t_handler (vl_api_proxy_arp_dump_t * mp)
2983 vl_api_registration_t *reg;
2985 reg = vl_api_client_index_to_registration (mp->client_index);
2989 proxy_arp_walk_ctx_t wctx = {
2991 .context = mp->context,
2994 proxy_arp_walk (send_proxy_arp_details, &wctx);
2998 send_proxy_arp_intfc_details (vnet_main_t * vnm,
2999 vnet_sw_interface_t * si, void *data)
3001 vl_api_proxy_arp_intfc_details_t *mp;
3002 proxy_arp_walk_ctx_t *ctx;
3004 if (!(si->flags & VNET_SW_INTERFACE_FLAG_PROXY_ARP))
3005 return (WALK_CONTINUE);
3009 mp = vl_msg_api_alloc (sizeof (*mp));
3010 clib_memset (mp, 0, sizeof (*mp));
3011 mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_INTFC_DETAILS);
3012 mp->context = ctx->context;
3013 mp->sw_if_index = htonl (si->sw_if_index);
3015 vl_api_send_msg (ctx->reg, (u8 *) mp);
3017 return (WALK_CONTINUE);
3021 vl_api_proxy_arp_intfc_dump_t_handler (vl_api_proxy_arp_intfc_dump_t * mp)
3023 vl_api_registration_t *reg;
3025 reg = vl_api_client_index_to_registration (mp->client_index);
3029 proxy_arp_walk_ctx_t wctx = {
3031 .context = mp->context,
3034 vnet_sw_interface_walk (vnet_get_main (),
3035 send_proxy_arp_intfc_details, &wctx);
3039 vl_api_proxy_arp_intfc_enable_disable_t_handler
3040 (vl_api_proxy_arp_intfc_enable_disable_t * mp)
3043 vnet_main_t *vnm = vnet_get_main ();
3044 vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp;
3046 VALIDATE_SW_IF_INDEX (mp);
3048 vnet_sw_interface_t *si =
3049 vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
3053 if (mp->enable_disable)
3054 si->flags |= VNET_SW_INTERFACE_FLAG_PROXY_ARP;
3056 si->flags &= ~VNET_SW_INTERFACE_FLAG_PROXY_ARP;
3058 BAD_SW_IF_INDEX_LABEL;
3060 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
3064 vl_api_ip_probe_neighbor_t_handler (vl_api_ip_probe_neighbor_t * mp)
3067 vlib_main_t *vm = vlib_get_main ();
3068 vl_api_ip_probe_neighbor_reply_t *rmp;
3069 clib_error_t *error;
3071 VALIDATE_SW_IF_INDEX (mp);
3073 u32 sw_if_index = ntohl (mp->sw_if_index);
3076 error = ip6_probe_neighbor (vm, (ip6_address_t *) mp->dst_address,
3079 error = ip4_probe_neighbor (vm, (ip4_address_t *) mp->dst_address,
3084 clib_error_report (error);
3085 rv = clib_error_get_code (error);
3088 BAD_SW_IF_INDEX_LABEL;
3090 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
3094 vl_api_ip_scan_neighbor_enable_disable_t_handler
3095 (vl_api_ip_scan_neighbor_enable_disable_t * mp)
3098 vl_api_ip_scan_neighbor_enable_disable_reply_t *rmp;
3099 ip_neighbor_scan_arg_t arg;
3101 arg.mode = mp->mode;
3102 arg.scan_interval = mp->scan_interval;
3103 arg.max_proc_time = mp->max_proc_time;
3104 arg.max_update = mp->max_update;
3105 arg.scan_int_delay = mp->scan_int_delay;
3106 arg.stale_threshold = mp->stale_threshold;
3107 ip_neighbor_scan_enable_disable (&arg);
3109 REPLY_MACRO (VL_API_IP_SCAN_NEIGHBOR_ENABLE_DISABLE_REPLY);
3113 ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3115 vnet_main_t *vnm = vnet_get_main ();
3116 vnet_interface_main_t *im = &vnm->interface_main;
3117 ip4_main_t *im4 = &ip4_main;
3118 static u32 *sw_if_indices_to_shut;
3119 fib_table_t *fib_table;
3123 int rv = VNET_API_ERROR_NO_SUCH_FIB;
3124 u32 target_fib_id = ntohl (mp->vrf_id);
3126 stats_dslock_with_hint (1 /* release hint */ , 8 /* tag */ );
3129 pool_foreach (fib_table, im4->fibs,
3131 vnet_sw_interface_t * si;
3133 fib = pool_elt_at_index (im4->v4_fibs, fib_table->ft_index);
3135 if (fib->table_id != target_fib_id)
3138 /* remove any mpls encap/decap labels */
3139 mpls_fib_reset_labels (fib->table_id);
3141 /* remove any proxy arps in this fib */
3142 vnet_proxy_arp_fib_reset (fib->table_id);
3144 /* Set the flow hash for this fib to the default */
3145 vnet_set_ip4_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
3147 vec_reset_length (sw_if_indices_to_shut);
3149 /* Shut down interfaces in this FIB / clean out intfc routes */
3150 pool_foreach (si, im->sw_interfaces,
3152 u32 sw_if_index = si->sw_if_index;
3154 if (sw_if_index < vec_len (im4->fib_index_by_sw_if_index)
3155 && (im4->fib_index_by_sw_if_index[si->sw_if_index] ==
3157 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
3160 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
3161 sw_if_index = sw_if_indices_to_shut[i];
3163 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
3164 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
3165 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
3168 fib_table_flush(fib->index, FIB_PROTOCOL_IP4, FIB_SOURCE_API);
3172 })); /* pool_foreach (fib) */
3180 ip6_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3182 vnet_main_t *vnm = vnet_get_main ();
3183 vnet_interface_main_t *im = &vnm->interface_main;
3184 ip6_main_t *im6 = &ip6_main;
3185 static u32 *sw_if_indices_to_shut;
3186 fib_table_t *fib_table;
3190 int rv = VNET_API_ERROR_NO_SUCH_FIB;
3191 u32 target_fib_id = ntohl (mp->vrf_id);
3193 stats_dslock_with_hint (1 /* release hint */ , 9 /* tag */ );
3196 pool_foreach (fib_table, im6->fibs,
3198 vnet_sw_interface_t * si;
3200 fib = pool_elt_at_index (im6->v6_fibs, fib_table->ft_index);
3202 if (fib->table_id != target_fib_id)
3205 vec_reset_length (sw_if_indices_to_shut);
3207 /* Set the flow hash for this fib to the default */
3208 vnet_set_ip6_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
3210 /* Shut down interfaces in this FIB / clean out intfc routes */
3211 pool_foreach (si, im->sw_interfaces,
3213 if (im6->fib_index_by_sw_if_index[si->sw_if_index] ==
3215 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
3218 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
3219 sw_if_index = sw_if_indices_to_shut[i];
3221 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
3222 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
3223 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
3226 fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API);
3230 })); /* pool_foreach (fib) */
3238 vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3241 vl_api_reset_fib_reply_t *rmp;
3244 rv = ip6_reset_fib_t_handler (mp);
3246 rv = ip4_reset_fib_t_handler (mp);
3248 REPLY_MACRO (VL_API_RESET_FIB_REPLY);
3252 vl_api_set_arp_neighbor_limit_t_handler (vl_api_set_arp_neighbor_limit_t * mp)
3255 vl_api_set_arp_neighbor_limit_reply_t *rmp;
3256 vnet_main_t *vnm = vnet_get_main ();
3257 clib_error_t *error;
3262 error = ip6_set_neighbor_limit (ntohl (mp->arp_neighbor_limit));
3264 error = ip4_set_arp_limit (ntohl (mp->arp_neighbor_limit));
3268 clib_error_report (error);
3269 rv = VNET_API_ERROR_UNSPECIFIED;
3273 rv = vnm->api_errno;
3276 REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY);
3280 vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp)
3282 vl_api_ip_reassembly_set_reply_t *rmp;
3286 rv = ip6_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
3287 clib_net_to_host_u32 (mp->max_reassemblies),
3288 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
3292 rv = ip4_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
3293 clib_net_to_host_u32 (mp->max_reassemblies),
3294 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
3297 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
3301 vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp)
3303 unix_shared_memory_queue_t *q;
3305 q = vl_api_client_index_to_input_queue (mp->client_index);
3310 vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp));
3311 clib_memset (rmp, 0, sizeof (*rmp));
3312 rmp->_vl_msg_id = ntohs (VL_API_IP_REASSEMBLY_GET_REPLY);
3313 rmp->context = mp->context;
3318 ip6_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
3319 &rmp->expire_walk_interval_ms);
3324 ip4_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
3325 &rmp->expire_walk_interval_ms);
3327 rmp->timeout_ms = clib_host_to_net_u32 (rmp->timeout_ms);
3328 rmp->max_reassemblies = clib_host_to_net_u32 (rmp->max_reassemblies);
3329 rmp->expire_walk_interval_ms =
3330 clib_host_to_net_u32 (rmp->expire_walk_interval_ms);
3331 vl_msg_api_send_shmem (q, (u8 *) & rmp);
3335 vl_api_ip_reassembly_enable_disable_t_handler
3336 (vl_api_ip_reassembly_enable_disable_t * mp)
3338 vl_api_ip_reassembly_enable_disable_reply_t *rmp;
3340 rv = ip4_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
3344 rv = ip6_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
3348 REPLY_MACRO (VL_API_IP_REASSEMBLY_ENABLE_DISABLE_REPLY);
3352 send_ip_punt_redirect_details (vl_api_registration_t * reg,
3353 u32 context, u32 sw_if_index,
3354 ip_punt_redirect_rx_t * pr, u8 is_ipv6)
3356 vl_api_ip_punt_redirect_details_t *mp;
3358 mp = vl_msg_api_alloc (sizeof (*mp));
3362 clib_memset (mp, 0, sizeof (*mp));
3363 mp->_vl_msg_id = ntohs (VL_API_IP_PUNT_REDIRECT_DETAILS);
3364 mp->context = context;
3365 mp->punt.rx_sw_if_index = htonl (sw_if_index);
3366 mp->punt.tx_sw_if_index = htonl (pr->tx_sw_if_index);
3369 ip_address_encode (&pr->nh, IP46_TYPE_IP6, &mp->punt.nh);
3373 ip_address_encode (&pr->nh, IP46_TYPE_IP4, &mp->punt.nh);
3376 vl_api_send_msg (reg, (u8 *) mp);
3380 vl_api_ip_punt_redirect_dump_t_handler (vl_api_ip_punt_redirect_dump_t * mp)
3382 vl_api_registration_t *reg;
3384 int rv __attribute__ ((unused)) = 0;
3386 sw_if_index = ntohl (mp->sw_if_index);
3387 reg = vl_api_client_index_to_registration (mp->client_index);
3391 if (~0 != sw_if_index)
3392 VALIDATE_SW_IF_INDEX (mp);
3394 ip_punt_redirect_detail_t *pr, *prs;
3397 prs = ip6_punt_redirect_entries (sw_if_index);
3399 vec_foreach (pr, prs)
3401 send_ip_punt_redirect_details (reg, mp->context, pr->rx_sw_if_index, &pr->punt_redirect, 1);
3408 prs = ip4_punt_redirect_entries (sw_if_index);
3410 vec_foreach (pr, prs)
3412 send_ip_punt_redirect_details (reg, mp->context, pr->rx_sw_if_index, &pr->punt_redirect, 0);
3418 BAD_SW_IF_INDEX_LABEL;
3421 #define vl_msg_name_crc_list
3422 #include <vnet/ip/ip.api.h>
3423 #undef vl_msg_name_crc_list
3426 setup_message_id_table (api_main_t * am)
3428 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
3429 foreach_vl_msg_name_crc_ip;
3433 static clib_error_t *
3434 ip_api_hookup (vlib_main_t * vm)
3436 api_main_t *am = &api_main;
3439 vl_msg_api_set_handlers(VL_API_##N, #n, \
3440 vl_api_##n##_t_handler, \
3442 vl_api_##n##_t_endian, \
3443 vl_api_##n##_t_print, \
3444 sizeof(vl_api_##n##_t), 1);
3449 * Mark the route add/del API as MP safe
3451 am->is_mp_safe[VL_API_IP_ADD_DEL_ROUTE] = 1;
3452 am->is_mp_safe[VL_API_IP_ADD_DEL_ROUTE_REPLY] = 1;
3455 * Set up the (msg_name, crc, message-id) table
3457 setup_message_id_table (am);
3459 ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT);
3464 VLIB_API_INIT_FUNCTION (ip_api_hookup);
3467 * fd.io coding-style-patch-verification: ON
3470 * eval: (c-set-style "gnu")