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_
334 fib_node_index_t *entries;
335 } api_ip6_fib_show_ctx_t;
337 static fib_table_walk_rc_t
338 api_ip6_fib_table_put_entries (fib_node_index_t fei, void *arg)
340 api_ip6_fib_show_ctx_t *ctx = arg;
342 vec_add1 (ctx->entries, fei);
344 return (FIB_TABLE_WALK_CONTINUE);
348 api_ip6_fib_table_get_all (vl_api_registration_t * reg,
349 vl_api_ip6_fib_dump_t * mp,
350 fib_table_t * fib_table)
352 vpe_api_main_t *am = &vpe_api_main;
353 fib_node_index_t *fib_entry_index;
354 api_ip6_fib_show_ctx_t ctx = {
357 fib_route_path_encode_t *api_rpaths;
358 const fib_prefix_t *pfx;
360 ip6_fib_table_walk (fib_table->ft_index,
361 api_ip6_fib_table_put_entries, &ctx);
363 vec_sort_with_function (ctx.entries, fib_entry_cmp_for_sort);
365 vec_foreach (fib_entry_index, ctx.entries)
367 pfx = fib_entry_get_prefix (*fib_entry_index);
369 fib_entry_encode (*fib_entry_index, &api_rpaths);
370 send_ip6_fib_details (am, reg, fib_table, pfx, api_rpaths, mp->context);
371 vec_free (api_rpaths);
374 vec_free (ctx.entries);
378 vl_api_ip6_fib_dump_t_handler (vl_api_ip6_fib_dump_t * mp)
380 vl_api_registration_t *reg;
381 ip6_main_t *im6 = &ip6_main;
382 fib_table_t *fib_table;
384 reg = vl_api_client_index_to_registration (mp->client_index);
389 pool_foreach (fib_table, im6->fibs,
391 /* don't send link locals */
392 if (fib_table->ft_flags & FIB_TABLE_FLAG_IP6_LL)
395 api_ip6_fib_table_get_all(reg, mp, fib_table);
401 send_ip_mfib_details (vl_api_registration_t * reg,
402 u32 context, u32 table_id, fib_node_index_t mfei)
404 fib_route_path_encode_t *api_rpath, *api_rpaths = NULL;
405 vl_api_ip_mfib_details_t *mp;
406 const mfib_prefix_t *pfx;
407 mfib_entry_t *mfib_entry;
408 vl_api_mfib_path_t *fp;
411 mfib_entry = mfib_entry_get (mfei);
412 pfx = mfib_entry_get_prefix (mfei);
413 mfib_entry_encode (mfei, &api_rpaths);
415 path_count = vec_len (api_rpaths);
416 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
419 clib_memset (mp, 0, sizeof (*mp));
420 mp->_vl_msg_id = ntohs (VL_API_IP_MFIB_DETAILS);
421 mp->context = context;
423 mp->rpf_id = mfib_entry->mfe_rpf_id;
424 mp->entry_flags = mfib_entry->mfe_flags;
425 mp->table_id = htonl (table_id);
426 mp->address_length = pfx->fp_len;
427 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip4,
428 sizeof (pfx->fp_grp_addr.ip4));
429 memcpy (mp->src_address, &pfx->fp_src_addr.ip4,
430 sizeof (pfx->fp_src_addr.ip4));
432 mp->count = htonl (path_count);
434 vec_foreach (api_rpath, api_rpaths)
436 fib_api_path_encode (api_rpath, &fp->path);
437 fp->itf_flags = ntohl (api_rpath->rpath.frp_mitf_flags);
440 vec_free (api_rpaths);
442 vl_api_send_msg (reg, (u8 *) mp);
445 typedef struct vl_api_ip_mfib_dump_ctc_t_
447 fib_node_index_t *entries;
448 } vl_api_ip_mfib_dump_ctc_t;
451 vl_api_ip_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
453 vl_api_ip_mfib_dump_ctc_t *ctx = arg;
455 vec_add1 (ctx->entries, fei);
461 vl_api_ip_mfib_dump_t_handler (vl_api_ip_mfib_dump_t * mp)
463 vl_api_registration_t *reg;
464 ip4_main_t *im = &ip4_main;
465 mfib_table_t *mfib_table;
466 fib_node_index_t *mfeip;
467 vl_api_ip_mfib_dump_ctc_t ctx = {
471 reg = vl_api_client_index_to_registration (mp->client_index);
476 pool_foreach (mfib_table, im->mfibs,
478 ip4_mfib_table_walk(&mfib_table->v4,
479 vl_api_ip_mfib_table_dump_walk,
482 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
484 vec_foreach (mfeip, ctx.entries)
486 send_ip_mfib_details (reg, mp->context,
487 mfib_table->mft_table_id,
490 vec_reset_length (ctx.entries);
495 vec_free (ctx.entries);
499 send_ip6_mfib_details (vpe_api_main_t * am,
500 vl_api_registration_t * reg,
502 const mfib_prefix_t * pfx,
503 fib_route_path_encode_t * api_rpaths, u32 context)
505 vl_api_ip6_mfib_details_t *mp;
506 fib_route_path_encode_t *api_rpath;
507 vl_api_mfib_path_t *fp;
510 path_count = vec_len (api_rpaths);
511 mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
514 clib_memset (mp, 0, sizeof (*mp));
515 mp->_vl_msg_id = ntohs (VL_API_IP6_MFIB_DETAILS);
516 mp->context = context;
518 mp->table_id = htonl (table_id);
519 mp->address_length = pfx->fp_len;
520 memcpy (mp->grp_address, &pfx->fp_grp_addr.ip6,
521 sizeof (pfx->fp_grp_addr.ip6));
522 memcpy (mp->src_address, &pfx->fp_src_addr.ip6,
523 sizeof (pfx->fp_src_addr.ip6));
525 mp->count = htonl (path_count);
527 vec_foreach (api_rpath, api_rpaths)
529 fib_api_path_encode (api_rpath, &fp->path);
530 fp->itf_flags = ntohl (api_rpath->rpath.frp_mitf_flags);
534 vl_api_send_msg (reg, (u8 *) mp);
537 typedef struct vl_api_ip6_mfib_dump_ctc_t_
539 fib_node_index_t *entries;
540 } vl_api_ip6_mfib_dump_ctc_t;
543 vl_api_ip6_mfib_table_dump_walk (fib_node_index_t fei, void *arg)
545 vl_api_ip6_mfib_dump_ctc_t *ctx = arg;
547 vec_add1 (ctx->entries, fei);
553 vl_api_ip6_mfib_dump_t_handler (vl_api_ip6_mfib_dump_t * mp)
555 vpe_api_main_t *am = &vpe_api_main;
556 vl_api_registration_t *reg;
557 ip6_main_t *im = &ip6_main;
558 mfib_table_t *mfib_table;
559 const mfib_prefix_t *pfx;
560 fib_node_index_t *mfeip;
561 fib_route_path_encode_t *api_rpaths = NULL;
562 vl_api_ip6_mfib_dump_ctc_t ctx = {
566 reg = vl_api_client_index_to_registration (mp->client_index);
572 pool_foreach (mfib_table, im->mfibs,
574 ip6_mfib_table_walk(&mfib_table->v6,
575 vl_api_ip6_mfib_table_dump_walk,
578 vec_sort_with_function (ctx.entries, mfib_entry_cmp_for_sort);
580 vec_foreach(mfeip, ctx.entries)
582 pfx = mfib_entry_get_prefix (*mfeip);
583 mfib_entry_encode (*mfeip, &api_rpaths);
584 send_ip6_mfib_details (am, reg,
585 mfib_table->mft_table_id,
589 vec_reset_length (api_rpaths);
590 vec_reset_length (ctx.entries);
595 vec_free (ctx.entries);
596 vec_free (api_rpaths);
600 vl_api_ip_punt_police_t_handler (vl_api_ip_punt_police_t * mp,
603 vl_api_ip_punt_police_reply_t *rmp;
607 ip6_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
609 ip4_punt_policer_add_del (mp->is_add, ntohl (mp->policer_index));
611 REPLY_MACRO (VL_API_IP_PUNT_POLICE_REPLY);
615 vl_api_ip_punt_redirect_t_handler (vl_api_ip_punt_redirect_t * mp,
618 vl_api_ip_punt_redirect_reply_t *rmp;
623 if (!vnet_sw_if_index_is_api_valid (ntohl (mp->punt.tx_sw_if_index)))
624 goto bad_sw_if_index;
626 ipv = ip_address_decode (&mp->punt.nh, &nh);
629 if (ipv == IP46_TYPE_IP6)
631 ip6_punt_redirect_add (ntohl (mp->punt.rx_sw_if_index),
632 ntohl (mp->punt.tx_sw_if_index), &nh);
634 else if (ipv == IP46_TYPE_IP4)
636 ip4_punt_redirect_add (ntohl (mp->punt.rx_sw_if_index),
637 ntohl (mp->punt.tx_sw_if_index), &nh);
642 if (ipv == IP46_TYPE_IP6)
644 ip6_punt_redirect_del (ntohl (mp->punt.rx_sw_if_index));
646 else if (ipv == IP46_TYPE_IP4)
648 ip4_punt_redirect_del (ntohl (mp->punt.rx_sw_if_index));
652 BAD_SW_IF_INDEX_LABEL;
654 REPLY_MACRO (VL_API_IP_PUNT_REDIRECT_REPLY);
658 vl_api_ip_neighbor_add_del_t_handler (vl_api_ip_neighbor_add_del_t * mp,
661 ip46_address_t ip = ip46_address_initializer;
662 vl_api_ip_neighbor_add_del_reply_t *rmp;
663 ip_neighbor_flags_t flags;
664 u32 stats_index = ~0;
667 VALIDATE_SW_IF_INDEX (mp);
669 stats_dslock_with_hint (1 /* release hint */ , 7 /* tag */ );
671 flags = IP_NEIGHBOR_FLAG_NODE;
673 flags |= IP_NEIGHBOR_FLAG_STATIC;
674 if (mp->is_no_adj_fib)
675 flags |= IP_NEIGHBOR_FLAG_NO_ADJ_FIB;
678 clib_memcpy (&ip.ip6, mp->dst_address, 16);
680 clib_memcpy (&ip.ip4, mp->dst_address, 4);
683 rv = ip_neighbor_add (&ip, mp->is_ipv6, mp->mac_address,
684 ntohl (mp->sw_if_index), flags, &stats_index);
686 rv = ip_neighbor_del (&ip, mp->is_ipv6, ntohl (mp->sw_if_index));
690 BAD_SW_IF_INDEX_LABEL;
693 REPLY_MACRO2 (VL_API_IP_NEIGHBOR_ADD_DEL_REPLY,
695 rmp->stats_index = htonl (stats_index);
701 ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api)
703 u32 fib_index, mfib_index;
706 * ignore action on the default table - this is always present
707 * and cannot be added nor deleted from the API
712 * The API holds only one lock on the table.
713 * i.e. it can be added many times via the API but needs to be
715 * The FIB index for unicast and multicast is not necessarily the
716 * same, since internal VPP systesm (like LISP and SR) create
717 * their own unicast tables.
719 fib_index = fib_table_find (fproto, table_id);
720 mfib_index = mfib_table_find (fproto, table_id);
724 fib_table_unlock (fib_index, fproto,
725 (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
727 if (~0 != mfib_index)
729 mfib_table_unlock (mfib_index, fproto,
730 (is_api ? MFIB_SOURCE_API : MFIB_SOURCE_CLI));
736 vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp)
738 vl_api_ip_table_add_del_reply_t *rmp;
739 fib_protocol_t fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
740 u32 table_id = ntohl (mp->table_id);
745 ip_table_create (fproto, table_id, 1, mp->name);
749 ip_table_delete (fproto, table_id, 1);
752 REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY);
756 add_del_route_t_handler (u8 is_multipath,
764 u32 classify_table_index,
766 u8 is_resolve_attached,
773 const fib_prefix_t * prefix,
774 dpo_proto_t next_hop_proto,
775 const ip46_address_t * next_hop,
777 u32 next_hop_sw_if_index,
778 u8 next_hop_fib_index,
780 u16 next_hop_preference,
781 mpls_label_t next_hop_via_label,
782 fib_mpls_label_t * next_hop_out_label_stack)
784 vnet_classify_main_t *cm = &vnet_classify_main;
785 fib_route_path_flags_t path_flags = FIB_ROUTE_PATH_FLAG_NONE;
786 fib_route_path_t path = {
787 .frp_proto = next_hop_proto,
788 .frp_addr = (NULL == next_hop ? zero_addr : *next_hop),
789 .frp_sw_if_index = next_hop_sw_if_index,
790 .frp_fib_index = next_hop_fib_index,
791 .frp_weight = next_hop_weight,
792 .frp_preference = next_hop_preference,
793 .frp_label_stack = next_hop_out_label_stack,
795 fib_route_path_t *paths = NULL;
796 fib_entry_flag_t entry_flags = FIB_ENTRY_FLAG_NONE;
799 * the special INVALID label meams we are not recursing via a
800 * label. Exp-null value is never a valid via-label so that
801 * also means it's not a via-label and means clients that set
802 * it to 0 by default get the expected behaviour
804 if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label))
806 path.frp_proto = DPO_PROTO_MPLS;
807 path.frp_local_label = next_hop_via_label;
808 path.frp_eos = MPLS_NON_EOS;
812 path_flags |= FIB_ROUTE_PATH_LOCAL;
813 if (~0 != next_hop_sw_if_index)
815 entry_flags |= (FIB_ENTRY_FLAG_CONNECTED | FIB_ENTRY_FLAG_LOCAL);
819 path_flags |= FIB_ROUTE_PATH_DVR;
821 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_HOST;
822 if (is_resolve_attached)
823 path_flags |= FIB_ROUTE_PATH_RESOLVE_VIA_ATTACHED;
825 path_flags |= FIB_ROUTE_PATH_INTF_RX;
827 path_flags |= FIB_ROUTE_PATH_RPF_ID;
828 if (is_source_lookup)
829 path_flags |= FIB_ROUTE_PATH_SOURCE_LOOKUP;
831 entry_flags |= FIB_ENTRY_FLAG_MULTICAST;
834 path_flags |= FIB_ROUTE_PATH_UDP_ENCAP;
835 path.frp_udp_encap_id = next_hop_id;
837 if (path.frp_sw_if_index == ~0 && ip46_address_is_zero (&path.frp_addr)
838 && path.frp_fib_index != ~0)
840 path_flags |= FIB_ROUTE_PATH_DEAG;
843 path.frp_flags = path_flags;
845 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
847 if (is_drop || (is_local && (~0 == next_hop_sw_if_index)) ||
848 is_classify || is_unreach || is_prohibit)
851 * special route types that link directly to the adj
855 dpo_id_t dpo = DPO_INVALID;
858 dproto = fib_proto_to_dpo (prefix->fp_proto);
861 ip_null_dpo_add_and_lock (dproto, IP_NULL_ACTION_NONE, &dpo);
863 receive_dpo_add_or_lock (dproto, ~0, NULL, &dpo);
865 ip_null_dpo_add_and_lock (dproto,
866 IP_NULL_ACTION_SEND_ICMP_UNREACH, &dpo);
867 else if (is_prohibit)
868 ip_null_dpo_add_and_lock (dproto,
869 IP_NULL_ACTION_SEND_ICMP_PROHIBIT,
871 else if (is_classify)
873 if (pool_is_free_index (cm->tables,
874 ntohl (classify_table_index)))
877 return VNET_API_ERROR_NO_SUCH_TABLE;
880 dpo_set (&dpo, DPO_CLASSIFY, dproto,
881 classify_dpo_create (dproto,
882 ntohl (classify_table_index)));
887 return VNET_API_ERROR_NO_SUCH_TABLE;
890 fib_table_entry_special_dpo_update (fib_index,
893 FIB_ENTRY_FLAG_EXCLUSIVE, &dpo);
898 fib_table_entry_special_remove (fib_index, prefix, FIB_SOURCE_API);
901 else if (is_multipath)
903 vec_add1 (paths, path);
906 fib_table_entry_path_add2 (fib_index,
908 FIB_SOURCE_API, entry_flags, paths);
910 fib_table_entry_path_remove2 (fib_index,
911 prefix, FIB_SOURCE_API, paths);
919 vec_add1 (paths, path);
920 fib_table_entry_update (fib_index,
921 prefix, FIB_SOURCE_API, entry_flags, paths);
926 fib_table_entry_delete (fib_index, prefix, FIB_SOURCE_API);
935 add_del_route_check (fib_protocol_t table_proto,
937 u32 next_hop_sw_if_index,
938 dpo_proto_t next_hop_table_proto,
939 u32 next_hop_table_id,
940 u8 is_rpf_id, u32 * fib_index, u32 * next_hop_fib_index)
942 vnet_main_t *vnm = vnet_get_main ();
944 *fib_index = fib_table_find (table_proto, ntohl (table_id));
945 if (~0 == *fib_index)
947 /* No such VRF, and we weren't asked to create one */
948 return VNET_API_ERROR_NO_SUCH_FIB;
951 if (!is_rpf_id && ~0 != ntohl (next_hop_sw_if_index))
953 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
954 ntohl (next_hop_sw_if_index)))
956 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
961 fib_protocol_t fib_nh_proto;
963 if (next_hop_table_proto > DPO_PROTO_MPLS)
966 fib_nh_proto = dpo_proto_to_fib (next_hop_table_proto);
969 *next_hop_fib_index = mfib_table_find (fib_nh_proto,
970 ntohl (next_hop_table_id));
972 *next_hop_fib_index = fib_table_find (fib_nh_proto,
973 ntohl (next_hop_table_id));
975 if (~0 == *next_hop_fib_index)
977 /* No such VRF, and we weren't asked to create one */
978 return VNET_API_ERROR_NO_SUCH_FIB;
986 ip4_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp,
989 u32 fib_index, next_hop_fib_index;
990 fib_mpls_label_t *label_stack = NULL;
991 int rv, ii, n_labels;;
993 rv = add_del_route_check (FIB_PROTOCOL_IP4,
995 mp->next_hop_sw_if_index,
997 mp->next_hop_table_id,
998 0, &fib_index, &next_hop_fib_index);
1003 fib_prefix_t pfx = {
1004 .fp_len = mp->dst_address_length,
1005 .fp_proto = FIB_PROTOCOL_IP4,
1007 clib_memcpy (&pfx.fp_addr.ip4, mp->dst_address, sizeof (pfx.fp_addr.ip4));
1010 clib_memset (&nh, 0, sizeof (nh));
1011 memcpy (&nh.ip4, mp->next_hop_address, sizeof (nh.ip4));
1013 n_labels = mp->next_hop_n_out_labels;
1018 vec_validate (label_stack, n_labels - 1);
1019 for (ii = 0; ii < n_labels; ii++)
1021 label_stack[ii].fml_value =
1022 ntohl (mp->next_hop_out_label_stack[ii].label);
1023 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1024 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1025 label_stack[ii].fml_mode =
1026 (mp->next_hop_out_label_stack[ii].is_uniform ?
1027 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1031 rv = add_del_route_t_handler (mp->is_multipath,
1038 mp->classify_table_index,
1039 mp->is_resolve_host,
1040 mp->is_resolve_attached, 0, 0,
1042 mp->is_source_lookup,
1044 fib_index, &pfx, DPO_PROTO_IP4,
1046 ntohl (mp->next_hop_id),
1047 ntohl (mp->next_hop_sw_if_index),
1049 mp->next_hop_weight,
1050 mp->next_hop_preference,
1051 ntohl (mp->next_hop_via_label), label_stack);
1053 if (mp->is_add && 0 == rv)
1054 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
1060 ip6_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp,
1063 fib_mpls_label_t *label_stack = NULL;
1064 u32 fib_index, next_hop_fib_index;
1065 int rv, ii, n_labels;;
1067 rv = add_del_route_check (FIB_PROTOCOL_IP6,
1069 mp->next_hop_sw_if_index,
1071 mp->next_hop_table_id,
1072 0, &fib_index, &next_hop_fib_index);
1077 fib_prefix_t pfx = {
1078 .fp_len = mp->dst_address_length,
1079 .fp_proto = FIB_PROTOCOL_IP6,
1081 clib_memcpy (&pfx.fp_addr.ip6, mp->dst_address, sizeof (pfx.fp_addr.ip6));
1084 clib_memset (&nh, 0, sizeof (nh));
1085 memcpy (&nh.ip6, mp->next_hop_address, sizeof (nh.ip6));
1087 n_labels = mp->next_hop_n_out_labels;
1092 vec_validate (label_stack, n_labels - 1);
1093 for (ii = 0; ii < n_labels; ii++)
1095 label_stack[ii].fml_value =
1096 ntohl (mp->next_hop_out_label_stack[ii].label);
1097 label_stack[ii].fml_ttl = mp->next_hop_out_label_stack[ii].ttl;
1098 label_stack[ii].fml_exp = mp->next_hop_out_label_stack[ii].exp;
1099 label_stack[ii].fml_mode =
1100 (mp->next_hop_out_label_stack[ii].is_uniform ?
1101 FIB_MPLS_LSP_MODE_UNIFORM : FIB_MPLS_LSP_MODE_PIPE);
1105 rv = add_del_route_t_handler (mp->is_multipath,
1112 mp->classify_table_index,
1113 mp->is_resolve_host,
1114 mp->is_resolve_attached, 0, 0,
1116 mp->is_source_lookup,
1118 fib_index, &pfx, DPO_PROTO_IP6,
1119 &nh, ntohl (mp->next_hop_id),
1120 ntohl (mp->next_hop_sw_if_index),
1122 mp->next_hop_weight,
1123 mp->next_hop_preference,
1124 ntohl (mp->next_hop_via_label), label_stack);
1126 if (mp->is_add && 0 == rv)
1127 *stats_index = fib_table_entry_get_stats_index (fib_index, &pfx);
1133 vl_api_ip_add_del_route_t_handler (vl_api_ip_add_del_route_t * mp)
1135 vl_api_ip_add_del_route_reply_t *rmp;
1138 vnet_main_t *vnm = vnet_get_main ();
1144 rv = ip6_add_del_route_t_handler (mp, &stats_index);
1146 rv = ip4_add_del_route_t_handler (mp, &stats_index);
1148 rv = (rv == 0) ? vnm->api_errno : rv;
1151 REPLY_MACRO2 (VL_API_IP_ADD_DEL_ROUTE_REPLY,
1153 rmp->stats_index = htonl (stats_index);
1159 ip_table_create (fib_protocol_t fproto,
1160 u32 table_id, u8 is_api, const u8 * name)
1162 u32 fib_index, mfib_index;
1165 * ignore action on the default table - this is always present
1166 * and cannot be added nor deleted from the API
1171 * The API holds only one lock on the table.
1172 * i.e. it can be added many times via the API but needs to be
1173 * deleted only once.
1174 * The FIB index for unicast and multicast is not necessarily the
1175 * same, since internal VPP systesm (like LISP and SR) create
1176 * their own unicast tables.
1178 fib_index = fib_table_find (fproto, table_id);
1179 mfib_index = mfib_table_find (fproto, table_id);
1181 if (~0 == fib_index)
1183 fib_table_find_or_create_and_lock_w_name (fproto, table_id,
1186 FIB_SOURCE_CLI), name);
1188 if (~0 == mfib_index)
1190 mfib_table_find_or_create_and_lock_w_name (fproto, table_id,
1193 MFIB_SOURCE_CLI), name);
1199 add_del_mroute_check (fib_protocol_t table_proto,
1201 u32 next_hop_sw_if_index, u8 is_local, u32 * fib_index)
1203 vnet_main_t *vnm = vnet_get_main ();
1205 *fib_index = mfib_table_find (table_proto, ntohl (table_id));
1206 if (~0 == *fib_index)
1209 return VNET_API_ERROR_NO_SUCH_FIB;
1212 if (~0 != ntohl (next_hop_sw_if_index))
1214 if (pool_is_free_index (vnm->interface_main.sw_interfaces,
1215 ntohl (next_hop_sw_if_index)))
1217 return VNET_API_ERROR_NO_MATCHING_INTERFACE;
1224 static fib_node_index_t
1225 mroute_add_del_handler (u8 is_add,
1228 const mfib_prefix_t * prefix,
1229 dpo_proto_t nh_proto,
1231 fib_rpf_id_t rpf_id,
1232 u32 next_hop_sw_if_index,
1233 ip46_address_t * nh, u32 itf_flags, u32 bier_imp)
1235 fib_node_index_t mfib_entry_index = ~0;
1237 stats_dslock_with_hint (1 /* release hint */ , 2 /* tag */ );
1239 fib_route_path_t path = {
1240 .frp_sw_if_index = next_hop_sw_if_index,
1241 .frp_proto = nh_proto,
1246 path.frp_flags |= FIB_ROUTE_PATH_LOCAL;
1248 if (DPO_PROTO_BIER == nh_proto)
1250 path.frp_bier_imp = bier_imp;
1251 path.frp_flags = FIB_ROUTE_PATH_BIER_IMP;
1253 else if (!is_local && ~0 == next_hop_sw_if_index)
1255 mfib_entry_index = mfib_table_entry_update (fib_index, prefix,
1257 rpf_id, entry_flags);
1263 mfib_entry_index = mfib_table_entry_path_update (fib_index, prefix,
1269 mfib_table_entry_path_remove (fib_index, prefix,
1270 MFIB_SOURCE_API, &path);
1275 return (mfib_entry_index);
1279 api_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp,
1282 fib_node_index_t mfib_entry_index;
1283 fib_protocol_t fproto;
1284 dpo_proto_t nh_proto;
1289 nh_proto = mp->next_hop_afi;
1290 fproto = (mp->is_ipv6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
1291 rv = add_del_mroute_check (fproto,
1293 mp->next_hop_sw_if_index,
1294 mp->is_local, &fib_index);
1299 mfib_prefix_t pfx = {
1300 .fp_len = ntohs (mp->grp_address_length),
1304 if (FIB_PROTOCOL_IP4 == fproto)
1306 clib_memcpy (&pfx.fp_grp_addr.ip4, mp->grp_address,
1307 sizeof (pfx.fp_grp_addr.ip4));
1308 clib_memcpy (&pfx.fp_src_addr.ip4, mp->src_address,
1309 sizeof (pfx.fp_src_addr.ip4));
1310 clib_memset (&nh.ip6, 0, sizeof (nh.ip6));
1311 clib_memcpy (&nh.ip4, mp->nh_address, sizeof (nh.ip4));
1312 if (!ip46_address_is_zero (&pfx.fp_src_addr))
1317 clib_memcpy (&pfx.fp_grp_addr.ip6, mp->grp_address,
1318 sizeof (pfx.fp_grp_addr.ip6));
1319 clib_memcpy (&pfx.fp_src_addr.ip6, mp->src_address,
1320 sizeof (pfx.fp_src_addr.ip6));
1321 clib_memcpy (&nh.ip6, mp->nh_address, sizeof (nh.ip6));
1322 if (!ip46_address_is_zero (&pfx.fp_src_addr))
1326 mfib_entry_index = mroute_add_del_handler (mp->is_add,
1330 ntohl (mp->entry_flags),
1332 ntohl (mp->next_hop_sw_if_index),
1334 ntohl (mp->itf_flags),
1335 ntohl (mp->bier_imp));
1337 if (~0 != mfib_entry_index)
1338 *stats_index = mfib_entry_get_stats_index (mfib_entry_index);
1344 vl_api_ip_mroute_add_del_t_handler (vl_api_ip_mroute_add_del_t * mp)
1346 vl_api_ip_mroute_add_del_reply_t *rmp;
1351 vnm = vnet_get_main ();
1355 rv = api_mroute_add_del_t_handler (mp, &stats_index);
1358 REPLY_MACRO2 (VL_API_IP_MROUTE_ADD_DEL_REPLY,
1360 rmp->stats_index = htonl (stats_index);
1366 send_ip_details (vpe_api_main_t * am,
1367 vl_api_registration_t * reg, u32 sw_if_index, u8 is_ipv6,
1370 vl_api_ip_details_t *mp;
1372 mp = vl_msg_api_alloc (sizeof (*mp));
1373 clib_memset (mp, 0, sizeof (*mp));
1374 mp->_vl_msg_id = ntohs (VL_API_IP_DETAILS);
1376 mp->sw_if_index = ntohl (sw_if_index);
1377 mp->is_ipv6 = is_ipv6;
1378 mp->context = context;
1380 vl_api_send_msg (reg, (u8 *) mp);
1384 send_ip_address_details (vpe_api_main_t * am,
1385 vl_api_registration_t * reg,
1386 u8 * ip, u16 prefix_length,
1387 u32 sw_if_index, u8 is_ipv6, u32 context)
1389 vl_api_ip_address_details_t *mp;
1391 mp = vl_msg_api_alloc (sizeof (*mp));
1392 clib_memset (mp, 0, sizeof (*mp));
1393 mp->_vl_msg_id = ntohs (VL_API_IP_ADDRESS_DETAILS);
1397 clib_memcpy (&mp->ip, ip, sizeof (mp->ip));
1401 u32 *tp = (u32 *) mp->ip;
1404 mp->prefix_length = prefix_length;
1405 mp->context = context;
1406 mp->sw_if_index = htonl (sw_if_index);
1407 mp->is_ipv6 = is_ipv6;
1409 vl_api_send_msg (reg, (u8 *) mp);
1413 vl_api_ip_address_dump_t_handler (vl_api_ip_address_dump_t * mp)
1415 vpe_api_main_t *am = &vpe_api_main;
1416 vl_api_registration_t *reg;
1419 ip6_main_t *im6 = &ip6_main;
1420 ip4_main_t *im4 = &ip4_main;
1421 ip_lookup_main_t *lm6 = &im6->lookup_main;
1422 ip_lookup_main_t *lm4 = &im4->lookup_main;
1423 ip_interface_address_t *ia = 0;
1424 u32 sw_if_index = ~0;
1425 int rv __attribute__ ((unused)) = 0;
1427 VALIDATE_SW_IF_INDEX (mp);
1429 sw_if_index = ntohl (mp->sw_if_index);
1431 reg = vl_api_client_index_to_registration (mp->client_index);
1438 /* Do not send subnet details of the IP-interface for
1439 * unnumbered interfaces. otherwise listening clients
1440 * will be confused that the subnet is applied on more
1441 * than one interface */
1442 foreach_ip_interface_address (lm6, ia, sw_if_index, 0,
1444 r6 = ip_interface_address_get_address (lm6, ia);
1445 u16 prefix_length = ia->address_length;
1446 send_ip_address_details(am, reg, (u8*)r6, prefix_length,
1447 sw_if_index, 1, mp->context);
1454 foreach_ip_interface_address (lm4, ia, sw_if_index, 0,
1456 r4 = ip_interface_address_get_address (lm4, ia);
1457 u16 prefix_length = ia->address_length;
1458 send_ip_address_details(am, reg, (u8*)r4, prefix_length,
1459 sw_if_index, 0, mp->context);
1464 BAD_SW_IF_INDEX_LABEL;
1468 send_ip_unnumbered_details (vpe_api_main_t * am,
1469 vl_api_registration_t * reg,
1470 u32 sw_if_index, u32 ip_sw_if_index, u32 context)
1472 vl_api_ip_unnumbered_details_t *mp;
1474 mp = vl_msg_api_alloc (sizeof (*mp));
1475 clib_memset (mp, 0, sizeof (*mp));
1476 mp->_vl_msg_id = ntohs (VL_API_IP_UNNUMBERED_DETAILS);
1478 mp->context = context;
1479 mp->sw_if_index = htonl (sw_if_index);
1480 mp->ip_sw_if_index = htonl (ip_sw_if_index);
1482 vl_api_send_msg (reg, (u8 *) mp);
1486 vl_api_ip_unnumbered_dump_t_handler (vl_api_ip_unnumbered_dump_t * mp)
1488 vnet_main_t *vnm = vnet_get_main ();
1489 vnet_interface_main_t *im = &vnm->interface_main;
1490 int rv __attribute__ ((unused)) = 0;
1491 vpe_api_main_t *am = &vpe_api_main;
1492 vl_api_registration_t *reg;
1493 vnet_sw_interface_t *si;
1496 sw_if_index = ntohl (mp->sw_if_index);
1498 reg = vl_api_client_index_to_registration (mp->client_index);
1502 if (~0 != sw_if_index)
1504 VALIDATE_SW_IF_INDEX (mp);
1506 si = vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
1508 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1510 send_ip_unnumbered_details (am, reg,
1512 si->unnumbered_sw_if_index,
1519 pool_foreach (si, im->sw_interfaces,
1521 if ((si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1523 send_ip_unnumbered_details(am, reg,
1525 si->unnumbered_sw_if_index,
1532 BAD_SW_IF_INDEX_LABEL;
1536 vl_api_ip_dump_t_handler (vl_api_ip_dump_t * mp)
1538 vpe_api_main_t *am = &vpe_api_main;
1539 vnet_main_t *vnm = vnet_get_main ();
1540 vlib_main_t *vm = vlib_get_main ();
1541 vnet_interface_main_t *im = &vnm->interface_main;
1542 vl_api_registration_t *reg;
1543 vnet_sw_interface_t *si, *sorted_sis;
1544 u32 sw_if_index = ~0;
1546 reg = vl_api_client_index_to_registration (mp->client_index);
1550 /* Gather interfaces. */
1551 sorted_sis = vec_new (vnet_sw_interface_t, pool_elts (im->sw_interfaces));
1552 _vec_len (sorted_sis) = 0;
1554 pool_foreach (si, im->sw_interfaces,
1556 vec_add1 (sorted_sis, si[0]);
1560 vec_foreach (si, sorted_sis)
1562 if (!(si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1564 if (mp->is_ipv6 && !ip6_interface_enabled (vm, si->sw_if_index))
1568 sw_if_index = si->sw_if_index;
1569 send_ip_details (am, reg, sw_if_index, mp->is_ipv6, mp->context);
1575 set_ip6_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1577 vl_api_set_ip_flow_hash_reply_t *rmp;
1580 flow_hash_config_t flow_hash_config = 0;
1582 table_id = ntohl (mp->vrf_id);
1584 #define _(a,b) if (mp->a) flow_hash_config |= b;
1585 foreach_flow_hash_bit;
1588 rv = vnet_set_ip6_flow_hash (table_id, flow_hash_config);
1590 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1594 set_ip4_flow_hash (vl_api_set_ip_flow_hash_t * mp)
1596 vl_api_set_ip_flow_hash_reply_t *rmp;
1599 flow_hash_config_t flow_hash_config = 0;
1601 table_id = ntohl (mp->vrf_id);
1603 #define _(a,b) if (mp->a) flow_hash_config |= b;
1604 foreach_flow_hash_bit;
1607 rv = vnet_set_ip4_flow_hash (table_id, flow_hash_config);
1609 REPLY_MACRO (VL_API_SET_IP_FLOW_HASH_REPLY);
1614 vl_api_set_ip_flow_hash_t_handler (vl_api_set_ip_flow_hash_t * mp)
1616 if (mp->is_ipv6 == 0)
1617 set_ip4_flow_hash (mp);
1619 set_ip6_flow_hash (mp);
1623 vl_api_sw_interface_ip6nd_ra_config_t_handler
1624 (vl_api_sw_interface_ip6nd_ra_config_t * mp)
1626 vl_api_sw_interface_ip6nd_ra_config_reply_t *rmp;
1627 vlib_main_t *vm = vlib_get_main ();
1629 u8 is_no, suppress, managed, other, ll_option, send_unicast, cease,
1632 is_no = mp->is_no == 1;
1633 suppress = mp->suppress == 1;
1634 managed = mp->managed == 1;
1635 other = mp->other == 1;
1636 ll_option = mp->ll_option == 1;
1637 send_unicast = mp->send_unicast == 1;
1638 cease = mp->cease == 1;
1639 default_router = mp->default_router == 1;
1641 VALIDATE_SW_IF_INDEX (mp);
1643 rv = ip6_neighbor_ra_config (vm, ntohl (mp->sw_if_index),
1644 suppress, managed, other,
1645 ll_option, send_unicast, cease,
1646 default_router, ntohl (mp->lifetime),
1647 ntohl (mp->initial_count),
1648 ntohl (mp->initial_interval),
1649 ntohl (mp->max_interval),
1650 ntohl (mp->min_interval), is_no);
1652 BAD_SW_IF_INDEX_LABEL;
1654 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG_REPLY);
1658 vl_api_sw_interface_ip6nd_ra_prefix_t_handler
1659 (vl_api_sw_interface_ip6nd_ra_prefix_t * mp)
1661 vlib_main_t *vm = vlib_get_main ();
1662 vl_api_sw_interface_ip6nd_ra_prefix_reply_t *rmp;
1664 u8 is_no, use_default, no_advertise, off_link, no_autoconfig, no_onlink;
1666 VALIDATE_SW_IF_INDEX (mp);
1668 is_no = mp->is_no == 1;
1669 use_default = mp->use_default == 1;
1670 no_advertise = mp->no_advertise == 1;
1671 off_link = mp->off_link == 1;
1672 no_autoconfig = mp->no_autoconfig == 1;
1673 no_onlink = mp->no_onlink == 1;
1675 rv = ip6_neighbor_ra_prefix (vm, ntohl (mp->sw_if_index),
1676 (ip6_address_t *) mp->address,
1677 mp->address_length, use_default,
1678 ntohl (mp->val_lifetime),
1679 ntohl (mp->pref_lifetime), no_advertise,
1680 off_link, no_autoconfig, no_onlink, is_no);
1682 BAD_SW_IF_INDEX_LABEL;
1683 REPLY_MACRO (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX_REPLY);
1687 send_ip6nd_proxy_details (vl_api_registration_t * reg,
1689 const ip46_address_t * addr, u32 sw_if_index)
1691 vl_api_ip6nd_proxy_details_t *mp;
1693 mp = vl_msg_api_alloc (sizeof (*mp));
1694 clib_memset (mp, 0, sizeof (*mp));
1695 mp->_vl_msg_id = ntohs (VL_API_IP6ND_PROXY_DETAILS);
1696 mp->context = context;
1697 mp->sw_if_index = htonl (sw_if_index);
1698 memcpy (mp->address, addr, 16);
1700 vl_api_send_msg (reg, (u8 *) mp);
1703 typedef struct api_ip6nd_proxy_fib_table_walk_ctx_t_
1706 } api_ip6nd_proxy_fib_table_walk_ctx_t;
1708 static fib_table_walk_rc_t
1709 api_ip6nd_proxy_fib_table_walk (fib_node_index_t fei, void *arg)
1711 api_ip6nd_proxy_fib_table_walk_ctx_t *ctx = arg;
1713 if (fib_entry_is_sourced (fei, FIB_SOURCE_IP6_ND_PROXY))
1715 vec_add1 (ctx->indices, fei);
1718 return (FIB_TABLE_WALK_CONTINUE);
1722 vl_api_ip6nd_proxy_dump_t_handler (vl_api_ip6nd_proxy_dump_t * mp)
1724 ip6_main_t *im6 = &ip6_main;
1725 fib_table_t *fib_table;
1726 api_ip6nd_proxy_fib_table_walk_ctx_t ctx = {
1729 fib_node_index_t *feip;
1730 const fib_prefix_t *pfx;
1731 vl_api_registration_t *reg;
1733 reg = vl_api_client_index_to_registration (mp->client_index);
1738 pool_foreach (fib_table, im6->fibs,
1740 fib_table_walk(fib_table->ft_index,
1742 api_ip6nd_proxy_fib_table_walk,
1747 vec_sort_with_function (ctx.indices, fib_entry_cmp_for_sort);
1749 vec_foreach (feip, ctx.indices)
1751 pfx = fib_entry_get_prefix (*feip);
1753 send_ip6nd_proxy_details (reg,
1756 fib_entry_get_resolving_interface (*feip));
1759 vec_free (ctx.indices);
1763 vl_api_ip6nd_proxy_add_del_t_handler (vl_api_ip6nd_proxy_add_del_t * mp)
1765 vl_api_ip6nd_proxy_add_del_reply_t *rmp;
1768 VALIDATE_SW_IF_INDEX (mp);
1770 rv = ip6_neighbor_proxy_add_del (ntohl (mp->sw_if_index),
1771 (ip6_address_t *) mp->address, mp->is_del);
1773 BAD_SW_IF_INDEX_LABEL;
1774 REPLY_MACRO (VL_API_IP6ND_PROXY_ADD_DEL_REPLY);
1778 vl_api_ip6nd_send_router_solicitation_t_handler
1779 (vl_api_ip6nd_send_router_solicitation_t * mp)
1781 vl_api_ip6nd_send_router_solicitation_reply_t *rmp;
1782 icmp6_send_router_solicitation_params_t params;
1783 vlib_main_t *vm = vlib_get_main ();
1786 VALIDATE_SW_IF_INDEX (mp);
1788 BAD_SW_IF_INDEX_LABEL;
1789 REPLY_MACRO (VL_API_IP6ND_SEND_ROUTER_SOLICITATION_REPLY);
1794 params.irt = ntohl (mp->irt);
1795 params.mrt = ntohl (mp->mrt);
1796 params.mrc = ntohl (mp->mrc);
1797 params.mrd = ntohl (mp->mrd);
1799 icmp6_send_router_solicitation (vm, ntohl (mp->sw_if_index), mp->stop,
1804 vl_api_sw_interface_ip6_enable_disable_t_handler
1805 (vl_api_sw_interface_ip6_enable_disable_t * mp)
1807 vlib_main_t *vm = vlib_get_main ();
1808 vl_api_sw_interface_ip6_enable_disable_reply_t *rmp;
1809 vnet_main_t *vnm = vnet_get_main ();
1811 clib_error_t *error;
1815 VALIDATE_SW_IF_INDEX (mp);
1818 (mp->enable == 1) ? enable_ip6_interface (vm,
1819 ntohl (mp->sw_if_index)) :
1820 disable_ip6_interface (vm, ntohl (mp->sw_if_index));
1824 clib_error_report (error);
1825 rv = VNET_API_ERROR_UNSPECIFIED;
1829 rv = vnm->api_errno;
1832 BAD_SW_IF_INDEX_LABEL;
1834 REPLY_MACRO (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY);
1838 vl_mfib_signal_send_one (vl_api_registration_t * reg,
1839 u32 context, const mfib_signal_t * mfs)
1841 vl_api_mfib_signal_details_t *mp;
1842 const mfib_prefix_t *prefix;
1846 mp = vl_msg_api_alloc (sizeof (*mp));
1848 clib_memset (mp, 0, sizeof (*mp));
1849 mp->_vl_msg_id = ntohs (VL_API_MFIB_SIGNAL_DETAILS);
1850 mp->context = context;
1852 mfi = mfib_itf_get (mfs->mfs_itf);
1853 prefix = mfib_entry_get_prefix (mfs->mfs_entry);
1854 mfib = mfib_table_get (mfib_entry_get_fib_index (mfs->mfs_entry),
1856 mp->table_id = ntohl (mfib->mft_table_id);
1857 mp->sw_if_index = ntohl (mfi->mfi_sw_if_index);
1859 if (FIB_PROTOCOL_IP4 == prefix->fp_proto)
1861 mp->grp_address_len = ntohs (prefix->fp_len);
1863 memcpy (mp->grp_address, &prefix->fp_grp_addr.ip4, 4);
1864 if (prefix->fp_len > 32)
1866 memcpy (mp->src_address, &prefix->fp_src_addr.ip4, 4);
1871 mp->grp_address_len = ntohs (prefix->fp_len);
1876 if (0 != mfs->mfs_buffer_len)
1878 mp->ip_packet_len = ntohs (mfs->mfs_buffer_len);
1880 memcpy (mp->ip_packet_data, mfs->mfs_buffer, mfs->mfs_buffer_len);
1884 mp->ip_packet_len = 0;
1887 vl_api_send_msg (reg, (u8 *) mp);
1891 vl_api_mfib_signal_dump_t_handler (vl_api_mfib_signal_dump_t * mp)
1893 vl_api_registration_t *reg;
1895 reg = vl_api_client_index_to_registration (mp->client_index);
1899 while (vl_api_can_send_msg (reg) && mfib_signal_send_one (reg, mp->context))
1904 vl_api_ip_container_proxy_add_del_t_handler
1905 (vl_api_ip_container_proxy_add_del_t * mp)
1907 vl_api_ip_container_proxy_add_del_reply_t *rmp;
1908 vnet_ip_container_proxy_args_t args;
1910 clib_error_t *error;
1912 clib_memset (&args, 0, sizeof (args));
1913 ip_set (&args.prefix.fp_addr, mp->ip, mp->is_ip4);
1914 args.prefix.fp_len = mp->plen ? mp->plen : (mp->is_ip4 ? 32 : 128);
1915 args.sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1916 args.is_add = mp->is_add;
1917 if ((error = vnet_ip_container_proxy_add_del (&args)))
1919 rv = clib_error_get_code (error);
1920 clib_error_report (error);
1923 REPLY_MACRO (VL_API_IP_CONTAINER_PROXY_ADD_DEL_REPLY);
1926 typedef struct ip_container_proxy_walk_ctx_t_
1928 vl_api_registration_t *reg;
1930 } ip_container_proxy_walk_ctx_t;
1933 ip_container_proxy_send_details (const fib_prefix_t * pfx, u32 sw_if_index,
1936 vl_api_ip_container_proxy_details_t *mp;
1937 ip_container_proxy_walk_ctx_t *ctx = args;
1939 mp = vl_msg_api_alloc (sizeof (*mp));
1943 clib_memset (mp, 0, sizeof (*mp));
1944 mp->_vl_msg_id = ntohs (VL_API_IP_CONTAINER_PROXY_DETAILS);
1945 mp->context = ctx->context;
1947 mp->sw_if_index = ntohl (sw_if_index);
1948 ip_prefix_encode (pfx, &mp->prefix);
1950 vl_api_send_msg (ctx->reg, (u8 *) mp);
1956 vl_api_ip_container_proxy_dump_t_handler (vl_api_ip_container_proxy_dump_t *
1959 vl_api_registration_t *reg;
1961 reg = vl_api_client_index_to_registration (mp->client_index);
1965 ip_container_proxy_walk_ctx_t ctx = {
1966 .context = mp->context,
1970 ip_container_proxy_walk (ip_container_proxy_send_details, &ctx);
1974 vl_api_ioam_enable_t_handler (vl_api_ioam_enable_t * mp)
1977 vl_api_ioam_enable_reply_t *rmp;
1978 clib_error_t *error;
1980 /* Ignoring the profile id as currently a single profile
1982 error = ip6_ioam_enable (mp->trace_enable, mp->pot_enable,
1983 mp->seqno, mp->analyse);
1986 clib_error_report (error);
1987 rv = clib_error_get_code (error);
1990 REPLY_MACRO (VL_API_IOAM_ENABLE_REPLY);
1994 vl_api_ioam_disable_t_handler (vl_api_ioam_disable_t * mp)
1997 vl_api_ioam_disable_reply_t *rmp;
1998 clib_error_t *error;
2000 error = clear_ioam_rewrite_fn ();
2003 clib_error_report (error);
2004 rv = clib_error_get_code (error);
2007 REPLY_MACRO (VL_API_IOAM_DISABLE_REPLY);
2011 vl_api_ip_source_and_port_range_check_add_del_t_handler
2012 (vl_api_ip_source_and_port_range_check_add_del_t * mp)
2014 vl_api_ip_source_and_port_range_check_add_del_reply_t *rmp;
2017 u8 is_ipv6 = mp->is_ipv6;
2018 u8 is_add = mp->is_add;
2019 u8 mask_length = mp->mask_length;
2020 ip4_address_t ip4_addr;
2021 ip6_address_t ip6_addr;
2023 u16 *high_ports = 0;
2025 u16 tmp_low, tmp_high;
2029 // Validate port range
2030 num_ranges = mp->number_of_ranges;
2031 if (num_ranges > 32)
2032 { // This is size of array in VPE.API
2033 rv = VNET_API_ERROR_EXCEEDED_NUMBER_OF_RANGES_CAPACITY;
2037 vec_reset_length (low_ports);
2038 vec_reset_length (high_ports);
2040 for (i = 0; i < num_ranges; i++)
2042 tmp_low = mp->low_ports[i];
2043 tmp_high = mp->high_ports[i];
2044 // If tmp_low <= tmp_high then only need to check tmp_low = 0
2045 // If tmp_low <= tmp_high then only need to check tmp_high > 65535
2046 if (tmp_low > tmp_high || tmp_low == 0 || tmp_high > 65535)
2048 rv = VNET_API_ERROR_INVALID_VALUE;
2051 vec_add1 (low_ports, tmp_low);
2052 vec_add1 (high_ports, tmp_high + 1);
2055 // Validate mask_length
2056 if ((is_ipv6 && mask_length > 128) || (!is_ipv6 && mask_length > 32))
2058 rv = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH;
2062 vrf_id = ntohl (mp->vrf_id);
2066 rv = VNET_API_ERROR_INVALID_VALUE;
2073 clib_memcpy (ip6_addr.as_u8, mp->address, sizeof (ip6_addr.as_u8));
2074 rv = ip6_source_and_port_range_check_add_del (&ip6_addr,
2078 high_ports, is_add);
2082 clib_memcpy (ip4_addr.data, mp->address, sizeof (ip4_addr));
2083 rv = ip4_source_and_port_range_check_add_del (&ip4_addr,
2087 high_ports, is_add);
2091 vec_free (low_ports);
2092 vec_free (high_ports);
2093 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY);
2097 vl_api_ip_source_and_port_range_check_interface_add_del_t_handler
2098 (vl_api_ip_source_and_port_range_check_interface_add_del_t * mp)
2100 vlib_main_t *vm = vlib_get_main ();
2101 vl_api_ip_source_and_port_range_check_interface_add_del_reply_t *rmp;
2102 ip4_main_t *im = &ip4_main;
2105 u32 fib_index[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2106 u32 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS];
2110 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_OUT] =
2111 ntohl (mp->tcp_out_vrf_id);
2112 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_OUT] =
2113 ntohl (mp->udp_out_vrf_id);
2114 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_TCP_IN] =
2115 ntohl (mp->tcp_in_vrf_id);
2116 vrf_id[IP_SOURCE_AND_PORT_RANGE_CHECK_PROTOCOL_UDP_IN] =
2117 ntohl (mp->udp_in_vrf_id);
2120 for (i = 0; i < IP_SOURCE_AND_PORT_RANGE_CHECK_N_PROTOCOLS; i++)
2122 if (vrf_id[i] != 0 && vrf_id[i] != ~0)
2124 p = hash_get (im->fib_index_by_table_id, vrf_id[i]);
2128 rv = VNET_API_ERROR_INVALID_VALUE;
2132 fib_index[i] = p[0];
2137 sw_if_index = ntohl (mp->sw_if_index);
2139 VALIDATE_SW_IF_INDEX (mp);
2142 set_ip_source_and_port_range_check (vm, fib_index, sw_if_index,
2145 BAD_SW_IF_INDEX_LABEL;
2148 REPLY_MACRO (VL_API_IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY);
2154 } ip4_source_check_config_t;
2157 vl_api_ip_source_check_interface_add_del_t_handler
2158 (vl_api_ip_source_check_interface_add_del_t * mp)
2160 vl_api_ip_source_check_interface_add_del_reply_t *rmp;
2162 u32 sw_if_index = ntohl (mp->sw_if_index);
2163 u8 is_add = mp->is_add;
2164 char *feature_name =
2165 mp->loose ? "ip4-source-check-via-any" : "ip4-source-check-via-rx";
2167 ip4_source_check_config_t config;
2169 VALIDATE_SW_IF_INDEX (mp);
2172 fib_table_get_index_for_sw_if_index (FIB_PROTOCOL_IP4, sw_if_index);
2174 vnet_feature_enable_disable ("ip4-unicast", feature_name, sw_if_index,
2175 is_add, &config, sizeof (config));
2176 BAD_SW_IF_INDEX_LABEL;
2178 REPLY_MACRO (VL_API_IP_SOURCE_CHECK_INTERFACE_ADD_DEL_REPLY);
2181 #define IP4_ARP_EVENT 3
2182 #define IP6_ND_EVENT 4
2184 static int arp_change_delete_callback (u32 pool_index, u8 * notused);
2185 static int nd_change_delete_callback (u32 pool_index, u8 * notused);
2186 static vlib_node_registration_t ip_resolver_process_node;
2189 handle_ip4_arp_event (u32 pool_index)
2191 vpe_api_main_t *vam = &vpe_api_main;
2192 vnet_main_t *vnm = vam->vnet_main;
2193 vlib_main_t *vm = vam->vlib_main;
2194 vl_api_ip4_arp_event_t *event;
2195 vl_api_ip4_arp_event_t *mp;
2196 vl_api_registration_t *reg;
2198 /* Client can cancel, die, etc. */
2199 if (pool_is_free_index (vam->arp_events, pool_index))
2202 event = pool_elt_at_index (vam->arp_events, pool_index);
2204 reg = vl_api_client_index_to_registration (event->client_index);
2207 (void) vnet_add_del_ip4_arp_change_event
2208 (vnm, arp_change_delete_callback,
2209 event->pid, &event->address,
2210 ip_resolver_process_node.index, IP4_ARP_EVENT,
2211 ~0 /* pool index, notused */ , 0 /* is_add */ );
2215 if (vl_api_can_send_msg (reg))
2217 mp = vl_msg_api_alloc (sizeof (*mp));
2218 clib_memcpy (mp, event, sizeof (*mp));
2219 vl_api_send_msg (reg, (u8 *) mp);
2223 static f64 last_time;
2225 * Throttle syslog msgs.
2226 * It's pretty tempting to just revoke the registration...
2228 if (vlib_time_now (vm) > last_time + 10.0)
2230 clib_warning ("arp event for %U to pid %d: queue stuffed!",
2231 format_ip4_address, &event->address, event->pid);
2232 last_time = vlib_time_now (vm);
2238 handle_ip6_nd_event (u32 pool_index)
2240 vpe_api_main_t *vam = &vpe_api_main;
2241 vnet_main_t *vnm = vam->vnet_main;
2242 vlib_main_t *vm = vam->vlib_main;
2243 vl_api_ip6_nd_event_t *event;
2244 vl_api_ip6_nd_event_t *mp;
2245 vl_api_registration_t *reg;
2247 /* Client can cancel, die, etc. */
2248 if (pool_is_free_index (vam->nd_events, pool_index))
2251 event = pool_elt_at_index (vam->nd_events, pool_index);
2253 reg = vl_api_client_index_to_registration (event->client_index);
2256 (void) vnet_add_del_ip6_nd_change_event
2257 (vnm, nd_change_delete_callback,
2258 event->pid, &event->address,
2259 ip_resolver_process_node.index, IP6_ND_EVENT,
2260 ~0 /* pool index, notused */ , 0 /* is_add */ );
2264 if (vl_api_can_send_msg (reg))
2266 mp = vl_msg_api_alloc (sizeof (*mp));
2267 clib_memcpy (mp, event, sizeof (*mp));
2268 vl_api_send_msg (reg, (u8 *) mp);
2272 static f64 last_time;
2274 * Throttle syslog msgs.
2275 * It's pretty tempting to just revoke the registration...
2277 if (vlib_time_now (vm) > last_time + 10.0)
2279 clib_warning ("ip6 nd event for %U to pid %d: queue stuffed!",
2280 format_ip6_address, &event->address, event->pid);
2281 last_time = vlib_time_now (vm);
2287 resolver_process (vlib_main_t * vm,
2288 vlib_node_runtime_t * rt, vlib_frame_t * f)
2290 volatile f64 timeout = 100.0;
2291 volatile uword *event_data = 0;
2295 vlib_process_wait_for_event_or_clock (vm, timeout);
2298 vlib_process_get_events (vm, (uword **) & event_data);
2304 for (i = 0; i < vec_len (event_data); i++)
2305 handle_ip4_arp_event (event_data[i]);
2309 for (i = 0; i < vec_len (event_data); i++)
2310 handle_ip6_nd_event (event_data[i]);
2313 case ~0: /* timeout */
2317 vec_reset_length (event_data);
2319 return 0; /* or not */
2323 VLIB_REGISTER_NODE (ip_resolver_process_node,static) = {
2324 .function = resolver_process,
2325 .type = VLIB_NODE_TYPE_PROCESS,
2326 .name = "ip-route-resolver-process",
2331 nd_change_data_callback (u32 pool_index, u8 * new_mac,
2332 u32 sw_if_index, ip6_address_t * address)
2334 vpe_api_main_t *am = &vpe_api_main;
2335 vl_api_ip6_nd_event_t *event;
2337 if (pool_is_free_index (am->nd_events, pool_index))
2340 event = pool_elt_at_index (am->nd_events, pool_index);
2341 if (eth_mac_equal (event->new_mac, new_mac) &&
2342 sw_if_index == ntohl (event->sw_if_index))
2347 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2348 event->sw_if_index = htonl (sw_if_index);
2353 arp_change_delete_callback (u32 pool_index, u8 * notused)
2355 vpe_api_main_t *am = &vpe_api_main;
2357 if (pool_is_free_index (am->arp_events, pool_index))
2360 pool_put_index (am->arp_events, pool_index);
2365 nd_change_delete_callback (u32 pool_index, u8 * notused)
2367 vpe_api_main_t *am = &vpe_api_main;
2369 if (pool_is_free_index (am->nd_events, pool_index))
2372 pool_put_index (am->nd_events, pool_index);
2376 static vlib_node_registration_t wc_arp_process_node;
2379 { WC_ARP_REPORT, WC_ND_REPORT, RA_REPORT, REPORT_MAX };
2382 wc_arp_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
2384 /* These cross the longjmp boundry (vlib_process_wait_for_event)
2385 * and need to be volatile - to prevent them from being optimized into
2386 * a register - which could change during suspension */
2388 volatile wc_arp_report_t arp_prev = { 0 };
2389 volatile wc_nd_report_t nd_prev = { 0 };
2390 volatile f64 last_arp = vlib_time_now (vm);
2391 volatile f64 last_nd = vlib_time_now (vm);
2395 vlib_process_wait_for_event (vm);
2396 uword event_type = WC_ARP_REPORT;
2397 void *event_data = vlib_process_get_event_data (vm, &event_type);
2399 f64 now = vlib_time_now (vm);
2401 if (event_type == WC_ARP_REPORT)
2403 wc_arp_report_t *arp_events = event_data;
2404 for (i = 0; i < vec_len (arp_events); i++)
2406 /* discard dup event */
2407 if (arp_prev.ip4 == arp_events[i].ip4 &&
2408 eth_mac_equal ((u8 *) arp_prev.mac, arp_events[i].mac) &&
2409 arp_prev.sw_if_index == arp_events[i].sw_if_index &&
2410 (now - last_arp) < 10.0)
2414 arp_prev = arp_events[i];
2416 vpe_client_registration_t *reg;
2418 pool_foreach(reg, vpe_api_main.wc_ip4_arp_events_registrations,
2420 vl_api_registration_t *vl_reg;
2421 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2422 ASSERT (vl_reg != NULL);
2423 if (reg && vl_api_can_send_msg (vl_reg))
2425 vl_api_ip4_arp_event_t * event = vl_msg_api_alloc (sizeof *event);
2426 clib_memset (event, 0, sizeof *event);
2427 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2428 event->client_index = reg->client_index;
2429 event->pid = reg->client_pid;
2431 event->address = arp_events[i].ip4;
2432 event->sw_if_index = htonl(arp_events[i].sw_if_index);
2433 memcpy(event->new_mac, arp_events[i].mac, sizeof event->new_mac);
2434 vl_api_send_msg (vl_reg, (u8 *) event);
2440 else if (event_type == WC_ND_REPORT)
2442 wc_nd_report_t *nd_events = event_data;
2443 for (i = 0; i < vec_len (nd_events); i++)
2445 /* discard dup event */
2446 if (ip6_address_is_equal
2447 ((ip6_address_t *) & nd_prev.ip6, &nd_events[i].ip6)
2448 && eth_mac_equal ((u8 *) nd_prev.mac, nd_events[i].mac)
2449 && nd_prev.sw_if_index == nd_events[i].sw_if_index
2450 && (now - last_nd) < 10.0)
2454 nd_prev = nd_events[i];
2456 vpe_client_registration_t *reg;
2458 pool_foreach(reg, vpe_api_main.wc_ip6_nd_events_registrations,
2460 vl_api_registration_t *vl_reg;
2461 vl_reg = vl_api_client_index_to_registration (reg->client_index);
2462 if (vl_reg && vl_api_can_send_msg (vl_reg))
2464 vl_api_ip6_nd_event_t * event = vl_msg_api_alloc (sizeof *event);
2465 clib_memset (event, 0, sizeof *event);
2466 event->_vl_msg_id = htons (VL_API_IP6_ND_EVENT);
2467 event->client_index = reg->client_index;
2468 event->pid = reg->client_pid;
2470 memcpy(event->address, nd_events[i].ip6.as_u8, sizeof event->address);
2471 event->sw_if_index = htonl(nd_events[i].sw_if_index);
2472 memcpy(event->new_mac, nd_events[i].mac, sizeof event->new_mac);
2473 vl_api_send_msg (vl_reg, (u8 *) event);
2479 else if (event_type == RA_REPORT)
2481 ra_report_t *ra_events = event_data;
2482 for (i = 0; i < vec_len (ra_events); i++)
2484 ip6_neighbor_public_main_t *npm = &ip6_neighbor_public_main;
2485 call_ip6_neighbor_callbacks (&ra_events[i],
2486 npm->ra_report_functions);
2488 vpe_client_registration_t *reg;
2490 pool_foreach(reg, vpe_api_main.ip6_ra_events_registrations,
2492 vl_api_registration_t *vl_reg;
2494 vl_api_client_index_to_registration (reg->client_index);
2495 if (vl_reg && vl_api_can_send_msg (vl_reg))
2498 sizeof (vl_api_ip6_ra_event_t) +
2499 vec_len (ra_events[i].prefixes) *
2500 sizeof (vl_api_ip6_ra_prefix_info_t);
2501 vl_api_ip6_ra_event_t *event =
2502 vl_msg_api_alloc (event_size);
2503 clib_memset (event, 0, event_size);
2504 event->_vl_msg_id = htons (VL_API_IP6_RA_EVENT);
2505 event->client_index = reg->client_index;
2506 event->pid = reg->client_pid;
2508 event->sw_if_index = clib_host_to_net_u32 (ra_events[i].sw_if_index);
2510 memcpy (event->router_address, ra_events[i].router_address, 16);
2512 event->current_hop_limit = ra_events[i].current_hop_limit;
2513 event->flags = ra_events[i].flags;
2514 event->router_lifetime_in_sec =
2515 clib_host_to_net_u16 (ra_events
2516 [i].router_lifetime_in_sec);
2517 event->neighbor_reachable_time_in_msec =
2518 clib_host_to_net_u32 (ra_events
2519 [i].neighbor_reachable_time_in_msec);
2520 event->time_in_msec_between_retransmitted_neighbor_solicitations
2522 clib_host_to_net_u32 (ra_events
2523 [i].time_in_msec_between_retransmitted_neighbor_solicitations);
2526 clib_host_to_net_u32 (vec_len (ra_events[i].prefixes));
2527 vl_api_ip6_ra_prefix_info_t *prefix =
2528 (typeof (prefix)) event->prefixes;
2530 for (j = 0; j < vec_len (ra_events[i].prefixes); j++)
2532 ra_report_prefix_info_t *info =
2533 &ra_events[i].prefixes[j];
2534 memcpy (prefix->dst_address, info->dst_address.as_u8,
2536 prefix->dst_address_length = info->dst_address_length;
2537 prefix->flags = info->flags;
2538 prefix->valid_time =
2539 clib_host_to_net_u32 (info->valid_time);
2540 prefix->preferred_time =
2541 clib_host_to_net_u32 (info->preferred_time);
2545 vl_api_send_msg (vl_reg, (u8 *) event);
2549 vec_free (ra_events[i].prefixes);
2552 vlib_process_put_event_data (vm, event_data);
2559 VLIB_REGISTER_NODE (wc_arp_process_node,static) = {
2560 .function = wc_arp_process,
2561 .type = VLIB_NODE_TYPE_PROCESS,
2562 .name = "wildcard-ip4-arp-publisher-process",
2567 arp_change_data_callback (u32 pool_index, u8 * new_mac,
2568 u32 sw_if_index, u32 address)
2570 vpe_api_main_t *am = &vpe_api_main;
2571 vl_api_ip4_arp_event_t *event;
2573 if (pool_is_free_index (am->arp_events, pool_index))
2576 event = pool_elt_at_index (am->arp_events, pool_index);
2577 if (eth_mac_equal (event->new_mac, new_mac) &&
2578 sw_if_index == ntohl (event->sw_if_index))
2583 clib_memcpy (event->new_mac, new_mac, sizeof (event->new_mac));
2584 event->sw_if_index = htonl (sw_if_index);
2589 vl_api_want_ip4_arp_events_t_handler (vl_api_want_ip4_arp_events_t * mp)
2591 vpe_api_main_t *am = &vpe_api_main;
2592 vnet_main_t *vnm = vnet_get_main ();
2593 vl_api_want_ip4_arp_events_reply_t *rmp;
2596 if (mp->address == 0)
2599 hash_get (am->wc_ip4_arp_events_registration_hash, mp->client_index);
2600 vpe_client_registration_t *rp;
2603 if (mp->enable_disable)
2605 clib_warning ("pid %d: already enabled...", mp->pid);
2606 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2612 pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2613 pool_put (am->wc_ip4_arp_events_registrations, rp);
2614 hash_unset (am->wc_ip4_arp_events_registration_hash,
2616 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2617 wc_arp_set_publisher_node (~0, REPORT_MAX);
2621 if (mp->enable_disable == 0)
2623 clib_warning ("pid %d: already disabled...", mp->pid);
2624 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2627 pool_get (am->wc_ip4_arp_events_registrations, rp);
2628 rp->client_index = mp->client_index;
2629 rp->client_pid = mp->pid;
2630 hash_set (am->wc_ip4_arp_events_registration_hash, rp->client_index,
2631 rp - am->wc_ip4_arp_events_registrations);
2632 wc_arp_set_publisher_node (wc_arp_process_node.index, WC_ARP_REPORT);
2636 if (mp->enable_disable)
2638 vl_api_ip4_arp_event_t *event;
2639 pool_get (am->arp_events, event);
2640 rv = vnet_add_del_ip4_arp_change_event
2641 (vnm, arp_change_data_callback,
2642 mp->pid, &mp->address /* addr, in net byte order */ ,
2643 ip_resolver_process_node.index,
2644 IP4_ARP_EVENT, event - am->arp_events, 1 /* is_add */ );
2648 pool_put (am->arp_events, event);
2651 clib_memset (event, 0, sizeof (*event));
2653 /* Python API expects events to have no context */
2654 event->_vl_msg_id = htons (VL_API_IP4_ARP_EVENT);
2655 event->client_index = mp->client_index;
2656 event->address = mp->address;
2657 event->pid = mp->pid;
2658 if (mp->address == 0)
2663 rv = vnet_add_del_ip4_arp_change_event
2664 (vnm, arp_change_delete_callback,
2665 mp->pid, &mp->address /* addr, in net byte order */ ,
2666 ip_resolver_process_node.index,
2667 IP4_ARP_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2670 REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY);
2673 static clib_error_t *
2674 want_ip4_arp_events_reaper (u32 client_index)
2676 vpe_client_registration_t *rp;
2677 vl_api_ip4_arp_event_t *event;
2678 u32 *to_delete, *event_id;
2684 vnm = vnet_get_main ();
2687 /* clear out all of its pending resolutions */
2689 pool_foreach(event, am->arp_events,
2691 if (event->client_index == client_index)
2693 vec_add1(to_delete, event - am->arp_events);
2698 vec_foreach (event_id, to_delete)
2700 event = pool_elt_at_index (am->arp_events, *event_id);
2701 vnet_add_del_ip4_arp_change_event
2702 (vnm, arp_change_delete_callback,
2703 event->pid, &event->address,
2704 ip_resolver_process_node.index, IP4_ARP_EVENT,
2705 ~0 /* pool index, notused */ , 0 /* is_add */ );
2707 vec_free (to_delete);
2709 /* remove from the registration hash */
2710 p = hash_get (am->wc_ip4_arp_events_registration_hash, client_index);
2714 rp = pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
2715 pool_put (am->wc_ip4_arp_events_registrations, rp);
2716 hash_unset (am->wc_ip4_arp_events_registration_hash, client_index);
2717 if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
2718 wc_arp_set_publisher_node (~0, REPORT_MAX);
2723 VL_MSG_API_REAPER_FUNCTION (want_ip4_arp_events_reaper);
2726 vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp)
2728 vpe_api_main_t *am = &vpe_api_main;
2729 vnet_main_t *vnm = vnet_get_main ();
2730 vl_api_want_ip6_nd_events_reply_t *rmp;
2733 if (ip6_address_is_zero ((ip6_address_t *) mp->address))
2736 hash_get (am->wc_ip6_nd_events_registration_hash, mp->client_index);
2737 vpe_client_registration_t *rp;
2740 if (mp->enable_disable)
2742 clib_warning ("pid %d: already enabled...", mp->pid);
2743 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2749 pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2750 pool_put (am->wc_ip6_nd_events_registrations, rp);
2751 hash_unset (am->wc_ip6_nd_events_registration_hash,
2753 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2754 wc_nd_set_publisher_node (~0, REPORT_MAX);
2758 if (mp->enable_disable == 0)
2760 clib_warning ("pid %d: already disabled...", mp->pid);
2761 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2764 pool_get (am->wc_ip6_nd_events_registrations, rp);
2765 rp->client_index = mp->client_index;
2766 rp->client_pid = mp->pid;
2767 hash_set (am->wc_ip6_nd_events_registration_hash, rp->client_index,
2768 rp - am->wc_ip6_nd_events_registrations);
2769 wc_nd_set_publisher_node (wc_arp_process_node.index, WC_ND_REPORT);
2773 if (mp->enable_disable)
2775 vl_api_ip6_nd_event_t *event;
2776 pool_get (am->nd_events, event);
2778 rv = vnet_add_del_ip6_nd_change_event
2779 (vnm, nd_change_data_callback,
2780 mp->pid, mp->address /* addr, in net byte order */ ,
2781 ip_resolver_process_node.index,
2782 IP6_ND_EVENT, event - am->nd_events, 1 /* is_add */ );
2786 pool_put (am->nd_events, event);
2789 clib_memset (event, 0, sizeof (*event));
2791 event->_vl_msg_id = ntohs (VL_API_IP6_ND_EVENT);
2792 event->client_index = mp->client_index;
2793 clib_memcpy (event->address, mp->address, sizeof event->address);
2794 event->pid = mp->pid;
2798 rv = vnet_add_del_ip6_nd_change_event
2799 (vnm, nd_change_delete_callback,
2800 mp->pid, mp->address /* addr, in net byte order */ ,
2801 ip_resolver_process_node.index,
2802 IP6_ND_EVENT, ~0 /* pool index */ , 0 /* is_add */ );
2805 REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY);
2808 static clib_error_t *
2809 want_ip6_nd_events_reaper (u32 client_index)
2812 vpe_client_registration_t *rp;
2813 vl_api_ip6_nd_event_t *event;
2814 u32 *to_delete, *event_id;
2820 vnm = vnet_get_main ();
2823 /* clear out all of its pending resolutions */
2825 pool_foreach(event, am->nd_events,
2827 if (event->client_index == client_index)
2829 vec_add1(to_delete, event - am->nd_events);
2834 vec_foreach (event_id, to_delete)
2836 event = pool_elt_at_index (am->nd_events, *event_id);
2837 vnet_add_del_ip6_nd_change_event
2838 (vnm, nd_change_delete_callback,
2839 event->pid, &event->address,
2840 ip_resolver_process_node.index, IP6_ND_EVENT,
2841 ~0 /* pool index, notused */ , 0 /* is_add */ );
2843 vec_free (to_delete);
2845 /* remove from the registration hash */
2846 p = hash_get (am->wc_ip6_nd_events_registration_hash, client_index);
2850 rp = pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
2851 pool_put (am->wc_ip6_nd_events_registrations, rp);
2852 hash_unset (am->wc_ip6_nd_events_registration_hash, client_index);
2853 if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
2854 wc_nd_set_publisher_node (~0, REPORT_MAX);
2859 VL_MSG_API_REAPER_FUNCTION (want_ip6_nd_events_reaper);
2862 vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp)
2864 vpe_api_main_t *am = &vpe_api_main;
2865 vl_api_want_ip6_ra_events_reply_t *rmp;
2868 uword *p = hash_get (am->ip6_ra_events_registration_hash, mp->client_index);
2869 vpe_client_registration_t *rp;
2872 if (mp->enable_disable)
2874 clib_warning ("pid %d: already enabled...", ntohl (mp->pid));
2875 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2880 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2881 pool_put (am->ip6_ra_events_registrations, rp);
2882 hash_unset (am->ip6_ra_events_registration_hash, mp->client_index);
2886 if (mp->enable_disable == 0)
2888 clib_warning ("pid %d: already disabled...", ntohl (mp->pid));
2889 rv = VNET_API_ERROR_INVALID_REGISTRATION;
2892 pool_get (am->ip6_ra_events_registrations, rp);
2893 rp->client_index = mp->client_index;
2894 rp->client_pid = ntohl (mp->pid);
2895 hash_set (am->ip6_ra_events_registration_hash, rp->client_index,
2896 rp - am->ip6_ra_events_registrations);
2899 REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY);
2902 static clib_error_t *
2903 want_ip6_ra_events_reaper (u32 client_index)
2905 vpe_api_main_t *am = &vpe_api_main;
2906 vpe_client_registration_t *rp;
2909 p = hash_get (am->ip6_ra_events_registration_hash, client_index);
2913 rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
2914 pool_put (am->ip6_ra_events_registrations, rp);
2915 hash_unset (am->ip6_ra_events_registration_hash, client_index);
2920 VL_MSG_API_REAPER_FUNCTION (want_ip6_ra_events_reaper);
2923 vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
2925 vl_api_proxy_arp_add_del_reply_t *rmp;
2928 ip4_main_t *im = &ip4_main;
2931 stats_dslock_with_hint (1 /* release hint */ , 6 /* tag */ );
2933 p = hash_get (im->fib_index_by_table_id, ntohl (mp->proxy.vrf_id));
2937 rv = VNET_API_ERROR_NO_SUCH_FIB;
2943 rv = vnet_proxy_arp_add_del ((ip4_address_t *) mp->proxy.low_address,
2944 (ip4_address_t *) mp->proxy.hi_address,
2945 fib_index, mp->is_add == 0);
2949 REPLY_MACRO (VL_API_PROXY_ARP_ADD_DEL_REPLY);
2952 typedef struct proxy_arp_walk_ctx_t_
2954 vl_api_registration_t *reg;
2956 } proxy_arp_walk_ctx_t;
2959 send_proxy_arp_details (const ip4_address_t * lo_addr,
2960 const ip4_address_t * hi_addr,
2961 u32 fib_index, void *data)
2963 vl_api_proxy_arp_details_t *mp;
2964 proxy_arp_walk_ctx_t *ctx;
2968 mp = vl_msg_api_alloc (sizeof (*mp));
2969 clib_memset (mp, 0, sizeof (*mp));
2970 mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_DETAILS);
2971 mp->context = ctx->context;
2972 mp->proxy.vrf_id = htonl (fib_index);
2973 clib_memcpy (mp->proxy.low_address, lo_addr,
2974 sizeof (mp->proxy.low_address));
2975 clib_memcpy (mp->proxy.hi_address, hi_addr, sizeof (mp->proxy.hi_address));
2977 vl_api_send_msg (ctx->reg, (u8 *) mp);
2979 return (WALK_CONTINUE);
2983 vl_api_proxy_arp_dump_t_handler (vl_api_proxy_arp_dump_t * mp)
2985 vl_api_registration_t *reg;
2987 reg = vl_api_client_index_to_registration (mp->client_index);
2991 proxy_arp_walk_ctx_t wctx = {
2993 .context = mp->context,
2996 proxy_arp_walk (send_proxy_arp_details, &wctx);
3000 send_proxy_arp_intfc_details (vnet_main_t * vnm,
3001 vnet_sw_interface_t * si, void *data)
3003 vl_api_proxy_arp_intfc_details_t *mp;
3004 proxy_arp_walk_ctx_t *ctx;
3006 if (!(si->flags & VNET_SW_INTERFACE_FLAG_PROXY_ARP))
3007 return (WALK_CONTINUE);
3011 mp = vl_msg_api_alloc (sizeof (*mp));
3012 clib_memset (mp, 0, sizeof (*mp));
3013 mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_INTFC_DETAILS);
3014 mp->context = ctx->context;
3015 mp->sw_if_index = htonl (si->sw_if_index);
3017 vl_api_send_msg (ctx->reg, (u8 *) mp);
3019 return (WALK_CONTINUE);
3023 vl_api_proxy_arp_intfc_dump_t_handler (vl_api_proxy_arp_intfc_dump_t * mp)
3025 vl_api_registration_t *reg;
3027 reg = vl_api_client_index_to_registration (mp->client_index);
3031 proxy_arp_walk_ctx_t wctx = {
3033 .context = mp->context,
3036 vnet_sw_interface_walk (vnet_get_main (),
3037 send_proxy_arp_intfc_details, &wctx);
3041 vl_api_proxy_arp_intfc_enable_disable_t_handler
3042 (vl_api_proxy_arp_intfc_enable_disable_t * mp)
3045 vnet_main_t *vnm = vnet_get_main ();
3046 vl_api_proxy_arp_intfc_enable_disable_reply_t *rmp;
3048 VALIDATE_SW_IF_INDEX (mp);
3050 vnet_sw_interface_t *si =
3051 vnet_get_sw_interface (vnm, ntohl (mp->sw_if_index));
3055 if (mp->enable_disable)
3056 si->flags |= VNET_SW_INTERFACE_FLAG_PROXY_ARP;
3058 si->flags &= ~VNET_SW_INTERFACE_FLAG_PROXY_ARP;
3060 BAD_SW_IF_INDEX_LABEL;
3062 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
3066 vl_api_ip_probe_neighbor_t_handler (vl_api_ip_probe_neighbor_t * mp)
3069 vlib_main_t *vm = vlib_get_main ();
3070 vl_api_ip_probe_neighbor_reply_t *rmp;
3071 clib_error_t *error;
3073 VALIDATE_SW_IF_INDEX (mp);
3075 u32 sw_if_index = ntohl (mp->sw_if_index);
3078 error = ip6_probe_neighbor (vm, (ip6_address_t *) mp->dst_address,
3081 error = ip4_probe_neighbor (vm, (ip4_address_t *) mp->dst_address,
3086 clib_error_report (error);
3087 rv = clib_error_get_code (error);
3090 BAD_SW_IF_INDEX_LABEL;
3092 REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY);
3096 vl_api_ip_scan_neighbor_enable_disable_t_handler
3097 (vl_api_ip_scan_neighbor_enable_disable_t * mp)
3100 vl_api_ip_scan_neighbor_enable_disable_reply_t *rmp;
3101 ip_neighbor_scan_arg_t arg;
3103 arg.mode = mp->mode;
3104 arg.scan_interval = mp->scan_interval;
3105 arg.max_proc_time = mp->max_proc_time;
3106 arg.max_update = mp->max_update;
3107 arg.scan_int_delay = mp->scan_int_delay;
3108 arg.stale_threshold = mp->stale_threshold;
3109 ip_neighbor_scan_enable_disable (&arg);
3111 REPLY_MACRO (VL_API_IP_SCAN_NEIGHBOR_ENABLE_DISABLE_REPLY);
3115 ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3117 vnet_main_t *vnm = vnet_get_main ();
3118 vnet_interface_main_t *im = &vnm->interface_main;
3119 ip4_main_t *im4 = &ip4_main;
3120 static u32 *sw_if_indices_to_shut;
3121 fib_table_t *fib_table;
3125 int rv = VNET_API_ERROR_NO_SUCH_FIB;
3126 u32 target_fib_id = ntohl (mp->vrf_id);
3128 stats_dslock_with_hint (1 /* release hint */ , 8 /* tag */ );
3131 pool_foreach (fib_table, im4->fibs,
3133 vnet_sw_interface_t * si;
3135 fib = pool_elt_at_index (im4->v4_fibs, fib_table->ft_index);
3137 if (fib->table_id != target_fib_id)
3140 /* remove any mpls encap/decap labels */
3141 mpls_fib_reset_labels (fib->table_id);
3143 /* remove any proxy arps in this fib */
3144 vnet_proxy_arp_fib_reset (fib->table_id);
3146 /* Set the flow hash for this fib to the default */
3147 vnet_set_ip4_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
3149 vec_reset_length (sw_if_indices_to_shut);
3151 /* Shut down interfaces in this FIB / clean out intfc routes */
3152 pool_foreach (si, im->sw_interfaces,
3154 u32 sw_if_index = si->sw_if_index;
3156 if (sw_if_index < vec_len (im4->fib_index_by_sw_if_index)
3157 && (im4->fib_index_by_sw_if_index[si->sw_if_index] ==
3159 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
3162 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
3163 sw_if_index = sw_if_indices_to_shut[i];
3165 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
3166 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
3167 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
3170 fib_table_flush(fib->index, FIB_PROTOCOL_IP4, FIB_SOURCE_API);
3174 })); /* pool_foreach (fib) */
3182 ip6_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3184 vnet_main_t *vnm = vnet_get_main ();
3185 vnet_interface_main_t *im = &vnm->interface_main;
3186 ip6_main_t *im6 = &ip6_main;
3187 static u32 *sw_if_indices_to_shut;
3188 fib_table_t *fib_table;
3192 int rv = VNET_API_ERROR_NO_SUCH_FIB;
3193 u32 target_fib_id = ntohl (mp->vrf_id);
3195 stats_dslock_with_hint (1 /* release hint */ , 9 /* tag */ );
3198 pool_foreach (fib_table, im6->fibs,
3200 vnet_sw_interface_t * si;
3202 fib = pool_elt_at_index (im6->v6_fibs, fib_table->ft_index);
3204 if (fib->table_id != target_fib_id)
3207 vec_reset_length (sw_if_indices_to_shut);
3209 /* Set the flow hash for this fib to the default */
3210 vnet_set_ip6_flow_hash (fib->table_id, IP_FLOW_HASH_DEFAULT);
3212 /* Shut down interfaces in this FIB / clean out intfc routes */
3213 pool_foreach (si, im->sw_interfaces,
3215 if (im6->fib_index_by_sw_if_index[si->sw_if_index] ==
3217 vec_add1 (sw_if_indices_to_shut, si->sw_if_index);
3220 for (i = 0; i < vec_len (sw_if_indices_to_shut); i++) {
3221 sw_if_index = sw_if_indices_to_shut[i];
3223 u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
3224 flags &= ~(VNET_SW_INTERFACE_FLAG_ADMIN_UP);
3225 vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
3228 fib_table_flush(fib->index, FIB_PROTOCOL_IP6, FIB_SOURCE_API);
3232 })); /* pool_foreach (fib) */
3240 vl_api_reset_fib_t_handler (vl_api_reset_fib_t * mp)
3243 vl_api_reset_fib_reply_t *rmp;
3246 rv = ip6_reset_fib_t_handler (mp);
3248 rv = ip4_reset_fib_t_handler (mp);
3250 REPLY_MACRO (VL_API_RESET_FIB_REPLY);
3254 vl_api_set_arp_neighbor_limit_t_handler (vl_api_set_arp_neighbor_limit_t * mp)
3257 vl_api_set_arp_neighbor_limit_reply_t *rmp;
3258 vnet_main_t *vnm = vnet_get_main ();
3259 clib_error_t *error;
3264 error = ip6_set_neighbor_limit (ntohl (mp->arp_neighbor_limit));
3266 error = ip4_set_arp_limit (ntohl (mp->arp_neighbor_limit));
3270 clib_error_report (error);
3271 rv = VNET_API_ERROR_UNSPECIFIED;
3275 rv = vnm->api_errno;
3278 REPLY_MACRO (VL_API_SET_ARP_NEIGHBOR_LIMIT_REPLY);
3282 vl_api_ip_reassembly_set_t_handler (vl_api_ip_reassembly_set_t * mp)
3284 vl_api_ip_reassembly_set_reply_t *rmp;
3288 rv = ip6_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
3289 clib_net_to_host_u32 (mp->max_reassemblies),
3290 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
3294 rv = ip4_reass_set (clib_net_to_host_u32 (mp->timeout_ms),
3295 clib_net_to_host_u32 (mp->max_reassemblies),
3296 clib_net_to_host_u32 (mp->expire_walk_interval_ms));
3299 REPLY_MACRO (VL_API_IP_REASSEMBLY_SET_REPLY);
3303 vl_api_ip_reassembly_get_t_handler (vl_api_ip_reassembly_get_t * mp)
3305 unix_shared_memory_queue_t *q;
3307 q = vl_api_client_index_to_input_queue (mp->client_index);
3312 vl_api_ip_reassembly_get_reply_t *rmp = vl_msg_api_alloc (sizeof (*rmp));
3313 clib_memset (rmp, 0, sizeof (*rmp));
3314 rmp->_vl_msg_id = ntohs (VL_API_IP_REASSEMBLY_GET_REPLY);
3315 rmp->context = mp->context;
3320 ip6_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
3321 &rmp->expire_walk_interval_ms);
3326 ip4_reass_get (&rmp->timeout_ms, &rmp->max_reassemblies,
3327 &rmp->expire_walk_interval_ms);
3329 rmp->timeout_ms = clib_host_to_net_u32 (rmp->timeout_ms);
3330 rmp->max_reassemblies = clib_host_to_net_u32 (rmp->max_reassemblies);
3331 rmp->expire_walk_interval_ms =
3332 clib_host_to_net_u32 (rmp->expire_walk_interval_ms);
3333 vl_msg_api_send_shmem (q, (u8 *) & rmp);
3337 vl_api_ip_reassembly_enable_disable_t_handler
3338 (vl_api_ip_reassembly_enable_disable_t * mp)
3340 vl_api_ip_reassembly_enable_disable_reply_t *rmp;
3342 rv = ip4_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
3346 rv = ip6_reass_enable_disable (clib_net_to_host_u32 (mp->sw_if_index),
3350 REPLY_MACRO (VL_API_IP_REASSEMBLY_ENABLE_DISABLE_REPLY);
3354 send_ip_punt_redirect_details (vl_api_registration_t * reg,
3355 u32 context, u32 sw_if_index,
3356 ip_punt_redirect_rx_t * pr, u8 is_ipv6)
3358 vl_api_ip_punt_redirect_details_t *mp;
3360 mp = vl_msg_api_alloc (sizeof (*mp));
3364 clib_memset (mp, 0, sizeof (*mp));
3365 mp->_vl_msg_id = ntohs (VL_API_IP_PUNT_REDIRECT_DETAILS);
3366 mp->context = context;
3367 mp->punt.rx_sw_if_index = htonl (sw_if_index);
3368 mp->punt.tx_sw_if_index = htonl (pr->tx_sw_if_index);
3371 ip_address_encode (&pr->nh, IP46_TYPE_IP6, &mp->punt.nh);
3375 ip_address_encode (&pr->nh, IP46_TYPE_IP4, &mp->punt.nh);
3378 vl_api_send_msg (reg, (u8 *) mp);
3382 vl_api_ip_punt_redirect_dump_t_handler (vl_api_ip_punt_redirect_dump_t * mp)
3384 vl_api_registration_t *reg;
3386 int rv __attribute__ ((unused)) = 0;
3388 sw_if_index = ntohl (mp->sw_if_index);
3389 reg = vl_api_client_index_to_registration (mp->client_index);
3393 if (~0 != sw_if_index)
3394 VALIDATE_SW_IF_INDEX (mp);
3396 ip_punt_redirect_detail_t *pr, *prs;
3399 prs = ip6_punt_redirect_entries (sw_if_index);
3401 vec_foreach (pr, prs)
3403 send_ip_punt_redirect_details (reg, mp->context, pr->rx_sw_if_index, &pr->punt_redirect, 1);
3410 prs = ip4_punt_redirect_entries (sw_if_index);
3412 vec_foreach (pr, prs)
3414 send_ip_punt_redirect_details (reg, mp->context, pr->rx_sw_if_index, &pr->punt_redirect, 0);
3420 BAD_SW_IF_INDEX_LABEL;
3423 #define vl_msg_name_crc_list
3424 #include <vnet/ip/ip.api.h>
3425 #undef vl_msg_name_crc_list
3428 setup_message_id_table (api_main_t * am)
3430 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
3431 foreach_vl_msg_name_crc_ip;
3435 static clib_error_t *
3436 ip_api_hookup (vlib_main_t * vm)
3438 api_main_t *am = &api_main;
3441 vl_msg_api_set_handlers(VL_API_##N, #n, \
3442 vl_api_##n##_t_handler, \
3444 vl_api_##n##_t_endian, \
3445 vl_api_##n##_t_print, \
3446 sizeof(vl_api_##n##_t), 1);
3451 * Mark the route add/del API as MP safe
3453 am->is_mp_safe[VL_API_IP_ADD_DEL_ROUTE] = 1;
3454 am->is_mp_safe[VL_API_IP_ADD_DEL_ROUTE_REPLY] = 1;
3457 * Set up the (msg_name, crc, message-id) table
3459 setup_message_id_table (am);
3461 ra_set_publisher_node (wc_arp_process_node.index, RA_REPORT);
3466 VLIB_API_INIT_FUNCTION (ip_api_hookup);
3469 * fd.io coding-style-patch-verification: ON
3472 * eval: (c-set-style "gnu")