2 * Copyright (c) 2017 Cisco and/or its affiliates.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 * @brief NAT plugin API implementation
22 #include <nat/nat64.h>
23 #include <nat/nat_inlines.h>
24 #include <nat/nat44/inlines.h>
25 #include <nat/nat_ha.h>
26 #include <vlibapi/api.h>
27 #include <vlibmemory/api.h>
29 #include <nat/nat_msg_enum.h>
30 #include <vnet/fib/fib_table.h>
31 #include <vnet/ip/ip_types_api.h>
32 #include <nat/nat44/ed_inlines.h>
33 #include <nat/nat_ipfix_logging.h>
35 #define vl_api_nat44_add_del_lb_static_mapping_t_endian vl_noop_handler
36 #define vl_api_nat44_nat44_lb_static_mapping_details_t_endian vl_noop_handler
38 /* define message structures */
40 #include <nat/nat_all_api_h.h>
43 /* define generated endian-swappers */
45 #include <nat/nat_all_api_h.h>
48 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
50 #define REPLY_MSG_ID_BASE sm->msg_id_base
51 #include <vlibapi/api_helper_macros.h>
53 /* Get the API version number */
54 #define vl_api_version(n,v) static u32 api_version=(v);
55 #include <nat/nat_all_api_h.h>
58 /* Macro to finish up custom dump fns */
61 vl_print (handle, (char *)s); \
65 /******************************/
66 /*** Common NAT plugin APIs ***/
67 /******************************/
70 vl_api_nat_control_ping_t_handler (vl_api_nat_control_ping_t * mp)
72 vl_api_nat_control_ping_reply_t *rmp;
73 snat_main_t *sm = &snat_main;
77 REPLY_MACRO2 (VL_API_NAT_CONTROL_PING_REPLY,
79 rmp->vpe_pid = ntohl (getpid ());
85 vl_api_nat_control_ping_t_print (vl_api_nat_control_ping_t * mp, void *handle)
89 s = format (0, "SCRIPT: nat_control_ping ");
95 vl_api_nat_show_config_t_handler (vl_api_nat_show_config_t * mp)
97 vl_api_nat_show_config_reply_t *rmp;
98 snat_main_t *sm = &snat_main;
99 //dslite_main_t *dm = &dslite_main;
100 nat64_main_t *n64m = &nat64_main;
104 REPLY_MACRO2 (VL_API_NAT_SHOW_CONFIG_REPLY,
106 rmp->translation_buckets = htonl (sm->translation_buckets);
107 rmp->translation_memory_size = clib_host_to_net_u64 (sm->translation_memory_size);
108 rmp->user_buckets = htonl (sm->user_buckets);
109 rmp->user_memory_size = clib_host_to_net_u64 (sm->user_memory_size);
110 rmp->max_translations_per_user = htonl (sm->max_translations_per_user);
111 rmp->outside_vrf_id = htonl (sm->outside_vrf_id);
112 rmp->inside_vrf_id = htonl (sm->inside_vrf_id);
113 rmp->static_mapping_only = sm->static_mapping_only;
114 rmp->static_mapping_connection_tracking =
115 sm->static_mapping_connection_tracking;
116 rmp->deterministic = 0;
117 rmp->endpoint_dependent = sm->endpoint_dependent;
118 rmp->out2in_dpo = sm->out2in_dpo;
119 //rmp->dslite_ce = dm->is_ce;
120 rmp->nat64_bib_buckets = clib_net_to_host_u32(n64m->bib_buckets);
121 rmp->nat64_bib_memory_size = clib_net_to_host_u64(n64m->bib_memory_size);
122 rmp->nat64_st_buckets = clib_net_to_host_u32(n64m->st_buckets);
123 rmp->nat64_st_memory_size = clib_net_to_host_u64(n64m->st_memory_size);
129 vl_api_nat_show_config_t_print (vl_api_nat_show_config_t * mp, void *handle)
133 s = format (0, "SCRIPT: nat_show_config ");
139 vl_api_nat_set_workers_t_handler (vl_api_nat_set_workers_t * mp)
141 snat_main_t *sm = &snat_main;
142 vl_api_nat_set_workers_reply_t *rmp;
147 mask = clib_net_to_host_u64 (mp->worker_mask);
149 if (sm->num_workers < 2)
151 rv = VNET_API_ERROR_FEATURE_DISABLED;
155 bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask));
156 rv = snat_set_workers (bitmap);
157 clib_bitmap_free (bitmap);
160 REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
164 vl_api_nat_set_workers_t_print (vl_api_nat_set_workers_t * mp, void *handle)
170 u64 mask = clib_net_to_host_u64 (mp->worker_mask);
172 s = format (0, "SCRIPT: nat_set_workers ");
173 bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask));
175 clib_bitmap_foreach (i, bitmap,
178 s = format (s, "%d", i);
180 s = format (s, ",%d", i);
184 clib_bitmap_free (bitmap);
189 send_nat_worker_details (u32 worker_index, vl_api_registration_t * reg,
192 vl_api_nat_worker_details_t *rmp;
193 snat_main_t *sm = &snat_main;
194 vlib_worker_thread_t *w =
195 vlib_worker_threads + worker_index + sm->first_worker_index;
197 rmp = vl_msg_api_alloc (sizeof (*rmp));
198 clib_memset (rmp, 0, sizeof (*rmp));
199 rmp->_vl_msg_id = ntohs (VL_API_NAT_WORKER_DETAILS + sm->msg_id_base);
200 rmp->context = context;
201 rmp->worker_index = htonl (worker_index);
202 rmp->lcore_id = htonl (w->cpu_id);
203 strncpy ((char *) rmp->name, (char *) w->name, ARRAY_LEN (rmp->name) - 1);
205 vl_api_send_msg (reg, (u8 *) rmp);
209 vl_api_nat_worker_dump_t_handler (vl_api_nat_worker_dump_t * mp)
211 vl_api_registration_t *reg;
212 snat_main_t *sm = &snat_main;
215 reg = vl_api_client_index_to_registration (mp->client_index);
220 vec_foreach (worker_index, sm->workers)
221 send_nat_worker_details(*worker_index, reg, mp->context);
226 vl_api_nat_worker_dump_t_print (vl_api_nat_worker_dump_t * mp, void *handle)
230 s = format (0, "SCRIPT: nat_worker_dump ");
236 vl_api_nat44_set_session_limit_t_handler (vl_api_nat44_set_session_limit_t *
239 snat_main_t *sm = &snat_main;
240 vl_api_nat44_set_session_limit_reply_t *rmp;
243 rv = nat44_set_session_limit
244 (ntohl (mp->session_limit), ntohl (mp->vrf_id));
246 REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
250 vl_api_nat44_set_session_limit_t_print (vl_api_nat44_set_session_limit_t *
255 s = format (0, "SCRIPT: nat44_set_session_limit ");
256 s = format (s, "session_limit %d", ntohl (mp->session_limit));
257 s = format (s, "vrf_id %d", ntohl (mp->vrf_id));
263 vl_api_nat_set_log_level_t_handler (vl_api_nat_set_log_level_t * mp)
265 snat_main_t *sm = &snat_main;
266 vl_api_nat_set_log_level_reply_t *rmp;
269 if (sm->log_level > NAT_LOG_DEBUG)
270 rv = VNET_API_ERROR_UNSUPPORTED;
272 sm->log_level = mp->log_level;
274 REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
278 vl_api_nat_set_log_level_t_print (vl_api_nat_set_log_level_t *
283 s = format (0, "SCRIPT: nat_set_log_level ");
284 s = format (s, "log_level %d", mp->log_level);
290 vl_api_nat_ipfix_enable_disable_t_handler (vl_api_nat_ipfix_enable_disable_t *
293 snat_main_t *sm = &snat_main;
294 vl_api_nat_ipfix_enable_disable_reply_t *rmp;
297 rv = snat_ipfix_logging_enable_disable (mp->enable,
303 REPLY_MACRO (VL_API_NAT_IPFIX_ENABLE_DISABLE_REPLY);
307 vl_api_nat_ipfix_enable_disable_t_print (vl_api_nat_ipfix_enable_disable_t *
312 s = format (0, "SCRIPT: nat_ipfix_enable_disable ");
314 s = format (s, "domain %d ", clib_net_to_host_u32 (mp->domain_id));
316 s = format (s, "src_port %d ", clib_net_to_host_u16 (mp->src_port));
318 s = format (s, "disable ");
324 vl_api_nat_set_timeouts_t_handler (vl_api_nat_set_timeouts_t * mp)
326 snat_main_t *sm = &snat_main;
327 vl_api_nat_set_timeouts_reply_t *rmp;
330 sm->udp_timeout = ntohl (mp->udp);
331 sm->tcp_established_timeout = ntohl (mp->tcp_established);
332 sm->tcp_transitory_timeout = ntohl (mp->tcp_transitory);
333 sm->icmp_timeout = ntohl (mp->icmp);
335 rv = nat64_set_icmp_timeout (ntohl (mp->icmp));
338 rv = nat64_set_udp_timeout (ntohl (mp->udp));
342 nat64_set_tcp_timeouts (ntohl (mp->tcp_transitory),
343 ntohl (mp->tcp_established));
346 REPLY_MACRO (VL_API_NAT_SET_TIMEOUTS_REPLY);
350 vl_api_nat_set_timeouts_t_print (vl_api_nat_set_timeouts_t * mp, void *handle)
354 s = format (0, "SCRIPT: nat_set_timeouts ");
355 s = format (s, "udp %d tcp_established %d tcp_transitory %d icmp %d\n",
357 ntohl (mp->tcp_established),
358 ntohl (mp->tcp_transitory), ntohl (mp->icmp));
364 vl_api_nat_get_timeouts_t_handler (vl_api_nat_get_timeouts_t * mp)
366 snat_main_t *sm = &snat_main;
367 vl_api_nat_get_timeouts_reply_t *rmp;
371 REPLY_MACRO2 (VL_API_NAT_GET_TIMEOUTS_REPLY,
373 rmp->udp = htonl (sm->udp_timeout);
374 rmp->tcp_established = htonl (sm->tcp_established_timeout);
375 rmp->tcp_transitory = htonl (sm->tcp_transitory_timeout);
376 rmp->icmp = htonl (sm->icmp_timeout);
382 vl_api_nat_get_timeouts_t_print (vl_api_nat_get_timeouts_t * mp, void *handle)
386 s = format (0, "SCRIPT: nat_get_timeouts");
392 vl_api_nat_set_addr_and_port_alloc_alg_t_handler
393 (vl_api_nat_set_addr_and_port_alloc_alg_t * mp)
395 snat_main_t *sm = &snat_main;
396 vl_api_nat_set_addr_and_port_alloc_alg_reply_t *rmp;
398 u16 port_start, port_end;
402 case NAT_ADDR_AND_PORT_ALLOC_ALG_DEFAULT:
403 nat_set_alloc_addr_and_port_default ();
405 case NAT_ADDR_AND_PORT_ALLOC_ALG_MAPE:
406 nat_set_alloc_addr_and_port_mape (ntohs (mp->psid), mp->psid_offset,
409 case NAT_ADDR_AND_PORT_ALLOC_ALG_RANGE:
410 port_start = ntohs (mp->start_port);
411 port_end = ntohs (mp->end_port);
412 if (port_end <= port_start)
414 rv = VNET_API_ERROR_INVALID_VALUE;
417 nat_set_alloc_addr_and_port_range (port_start, port_end);
420 rv = VNET_API_ERROR_INVALID_VALUE;
425 REPLY_MACRO (VL_API_NAT_SET_ADDR_AND_PORT_ALLOC_ALG_REPLY);
428 static void *vl_api_nat_set_addr_and_port_alloc_alg_t_print
429 (vl_api_nat_set_addr_and_port_alloc_alg_t * mp, void *handle)
433 s = format (0, "SCRIPT: nat_set_addr_and_port_alloc_alg ");
434 s = format (s, "alg %d psid_offset %d psid_length %d psid %d start_port %d "
436 ntohl (mp->alg), ntohl (mp->psid_offset),
437 ntohl (mp->psid_length), ntohs (mp->psid),
438 ntohs (mp->start_port), ntohs (mp->end_port));
444 vl_api_nat_get_addr_and_port_alloc_alg_t_handler
445 (vl_api_nat_get_addr_and_port_alloc_alg_t * mp)
447 snat_main_t *sm = &snat_main;
448 vl_api_nat_get_addr_and_port_alloc_alg_reply_t *rmp;
452 REPLY_MACRO2 (VL_API_NAT_GET_ADDR_AND_PORT_ALLOC_ALG_REPLY,
454 rmp->alg = sm->addr_and_port_alloc_alg;
455 rmp->psid_offset = sm->psid_offset;
456 rmp->psid_length = sm->psid_length;
457 rmp->psid = htons (sm->psid);
458 rmp->start_port = htons (sm->start_port);
459 rmp->end_port = htons (sm->end_port);
464 static void *vl_api_nat_get_addr_and_port_alloc_alg_t_print
465 (vl_api_nat_get_addr_and_port_alloc_alg_t * mp, void *handle)
469 s = format (0, "SCRIPT: nat_get_addr_and_port_alloc_alg");
475 vl_api_nat_set_mss_clamping_t_handler (vl_api_nat_set_mss_clamping_t * mp)
477 snat_main_t *sm = &snat_main;
478 vl_api_nat_set_mss_clamping_reply_t *rmp;
482 sm->mss_clamping = ntohs (mp->mss_value);
484 sm->mss_clamping = 0;
486 REPLY_MACRO (VL_API_NAT_SET_MSS_CLAMPING_REPLY);
490 vl_api_nat_set_mss_clamping_t_print (vl_api_nat_set_mss_clamping_t * mp,
495 s = format (0, "SCRIPT: nat_set_mss_clamping enable %d mss_value %d\n",
496 mp->enable, ntohs (mp->mss_value));
502 vl_api_nat_get_mss_clamping_t_handler (vl_api_nat_get_mss_clamping_t * mp)
504 snat_main_t *sm = &snat_main;
505 vl_api_nat_get_mss_clamping_reply_t *rmp;
509 REPLY_MACRO2 (VL_API_NAT_GET_MSS_CLAMPING_REPLY,
511 rmp->enable = sm->mss_clamping ? 1 : 0;
512 rmp->mss_value = htons (sm->mss_clamping);
518 vl_api_nat_get_mss_clamping_t_print (vl_api_nat_get_mss_clamping_t * mp,
523 s = format (0, "SCRIPT: nat_get_mss_clamping");
529 vl_api_nat_ha_set_listener_t_handler (vl_api_nat_ha_set_listener_t * mp)
531 snat_main_t *sm = &snat_main;
532 vl_api_nat_ha_set_listener_reply_t *rmp;
536 memcpy (&addr, &mp->ip_address, sizeof (addr));
538 nat_ha_set_listener (&addr, clib_net_to_host_u16 (mp->port),
539 clib_net_to_host_u32 (mp->path_mtu));
541 REPLY_MACRO (VL_API_NAT_HA_SET_LISTENER_REPLY);
545 vl_api_nat_ha_set_listener_t_print (vl_api_nat_ha_set_listener_t * mp,
550 s = format (0, "SCRIPT: nat_ha_set_listener ");
551 s = format (s, "ip_address %U ", format_ip4_address, mp->ip_address);
552 s = format (s, "port %d ", clib_net_to_host_u16 (mp->port));
553 s = format (s, "path_mtu %d", clib_net_to_host_u32 (mp->path_mtu));
559 vl_api_nat_ha_get_listener_t_handler (vl_api_nat_ha_get_listener_t * mp)
561 snat_main_t *sm = &snat_main;
562 vl_api_nat_ha_get_listener_reply_t *rmp;
568 nat_ha_get_listener (&addr, &port, &path_mtu);
571 REPLY_MACRO2 (VL_API_NAT_HA_GET_LISTENER_REPLY,
573 clib_memcpy (rmp->ip_address, &addr, sizeof (ip4_address_t));
574 rmp->port = clib_host_to_net_u16 (port);
575 rmp->path_mtu = clib_host_to_net_u32 (path_mtu);
581 vl_api_nat_ha_get_listener_t_print (vl_api_nat_ha_get_listener_t * mp,
586 s = format (0, "SCRIPT: nat_ha_get_listener");
592 vl_api_nat_ha_set_failover_t_handler (vl_api_nat_ha_set_failover_t * mp)
594 snat_main_t *sm = &snat_main;
595 vl_api_nat_ha_set_failover_reply_t *rmp;
599 memcpy (&addr, &mp->ip_address, sizeof (addr));
601 nat_ha_set_failover (&addr, clib_net_to_host_u16 (mp->port),
602 clib_net_to_host_u32 (mp->session_refresh_interval));
604 REPLY_MACRO (VL_API_NAT_HA_SET_FAILOVER_REPLY);
608 vl_api_nat_ha_set_failover_t_print (vl_api_nat_ha_set_failover_t * mp,
613 s = format (0, "SCRIPT: nat_ha_set_failover ");
614 s = format (s, "ip_address %U ", format_ip4_address, mp->ip_address);
615 s = format (s, "port %d ", clib_net_to_host_u16 (mp->port));
621 vl_api_nat_ha_get_failover_t_handler (vl_api_nat_ha_get_failover_t * mp)
623 snat_main_t *sm = &snat_main;
624 vl_api_nat_ha_get_failover_reply_t *rmp;
628 u32 session_refresh_interval;
630 nat_ha_get_failover (&addr, &port, &session_refresh_interval);
633 REPLY_MACRO2 (VL_API_NAT_HA_GET_FAILOVER_REPLY,
635 clib_memcpy (rmp->ip_address, &addr, sizeof (ip4_address_t));
636 rmp->port = clib_host_to_net_u16 (port);
637 rmp->session_refresh_interval = clib_host_to_net_u32 (session_refresh_interval);
643 vl_api_nat_ha_get_failover_t_print (vl_api_nat_ha_get_failover_t * mp,
648 s = format (0, "SCRIPT: nat_ha_get_failover");
654 vl_api_nat_ha_flush_t_handler (vl_api_nat_ha_flush_t * mp)
656 snat_main_t *sm = &snat_main;
657 vl_api_nat_ha_flush_reply_t *rmp;
662 REPLY_MACRO (VL_API_NAT_HA_FLUSH_REPLY);
666 vl_api_nat_ha_flush_t_print (vl_api_nat_ha_flush_t * mp, void *handle)
670 s = format (0, "SCRIPT: nat_ha_flush ");
676 nat_ha_resync_completed_event_cb (u32 client_index, u32 pid, u32 missed_count)
678 snat_main_t *sm = &snat_main;
679 vl_api_registration_t *reg;
680 vl_api_nat_ha_resync_completed_event_t *mp;
682 reg = vl_api_client_index_to_registration (client_index);
686 mp = vl_msg_api_alloc (sizeof (*mp));
687 clib_memset (mp, 0, sizeof (*mp));
688 mp->client_index = client_index;
690 mp->missed_count = clib_host_to_net_u32 (missed_count);
692 ntohs (VL_API_NAT_HA_RESYNC_COMPLETED_EVENT + sm->msg_id_base);
694 vl_api_send_msg (reg, (u8 *) mp);
698 vl_api_nat_ha_resync_t_handler (vl_api_nat_ha_resync_t * mp)
700 snat_main_t *sm = &snat_main;
701 vl_api_nat_ha_resync_reply_t *rmp;
705 nat_ha_resync (mp->client_index, mp->pid,
706 mp->want_resync_event ? nat_ha_resync_completed_event_cb :
709 REPLY_MACRO (VL_API_NAT_HA_RESYNC_REPLY);
713 vl_api_nat_ha_resync_t_print (vl_api_nat_ha_resync_t * mp, void *handle)
717 s = format (0, "SCRIPT: nat_ha_resync ");
719 format (s, "want_resync_event %d pid %d", mp->want_resync_event,
720 clib_host_to_net_u32 (mp->pid));
729 vl_api_nat44_del_user_t_handler (vl_api_nat44_del_user_t * mp)
731 snat_main_t *sm = &snat_main;
732 vl_api_nat44_del_user_reply_t *rmp;
735 memcpy (&addr.as_u8, mp->ip_address, 4);
736 rv = nat44_user_del (&addr, ntohl (mp->fib_index));
737 REPLY_MACRO (VL_API_NAT44_DEL_USER_REPLY);
740 static void *vl_api_nat44_del_user_t_print
741 (vl_api_nat44_del_user_t * mp, void *handle)
744 s = format (0, "SCRIPT: nat44_del_user ");
745 s = format (s, "ip_address %U fib_index %U ",
746 format_ip4_address, mp->ip_address, ntohl (mp->fib_index));
751 vl_api_nat44_add_del_address_range_t_handler
752 (vl_api_nat44_add_del_address_range_t * mp)
754 snat_main_t *sm = &snat_main;
755 vl_api_nat44_add_del_address_range_reply_t *rmp;
756 ip4_address_t this_addr;
757 u8 is_add, twice_nat;
758 u32 start_host_order, end_host_order;
764 if (sm->static_mapping_only)
766 rv = VNET_API_ERROR_FEATURE_DISABLED;
771 twice_nat = mp->flags & NAT_API_IS_TWICE_NAT;
773 tmp = (u32 *) mp->first_ip_address;
774 start_host_order = clib_host_to_net_u32 (tmp[0]);
775 tmp = (u32 *) mp->last_ip_address;
776 end_host_order = clib_host_to_net_u32 (tmp[0]);
778 count = (end_host_order - start_host_order) + 1;
780 vrf_id = clib_host_to_net_u32 (mp->vrf_id);
783 nat_log_info ("%U - %U, %d addresses...",
784 format_ip4_address, mp->first_ip_address,
785 format_ip4_address, mp->last_ip_address, count);
787 memcpy (&this_addr.as_u8, mp->first_ip_address, 4);
789 for (i = 0; i < count; i++)
792 rv = snat_add_address (sm, &this_addr, vrf_id, twice_nat);
794 rv = snat_del_address (sm, this_addr, 0, twice_nat);
800 nat44_add_del_address_dpo (this_addr, is_add);
802 increment_v4_address (&this_addr);
806 REPLY_MACRO (VL_API_NAT44_ADD_DEL_ADDRESS_RANGE_REPLY);
809 static void *vl_api_nat44_add_del_address_range_t_print
810 (vl_api_nat44_add_del_address_range_t * mp, void *handle)
814 s = format (0, "SCRIPT: nat44_add_address_range ");
815 s = format (s, "%U ", format_ip4_address, mp->first_ip_address);
816 if (memcmp (mp->first_ip_address, mp->last_ip_address, 4))
818 s = format (s, " - %U ", format_ip4_address, mp->last_ip_address);
820 s = format (s, "twice_nat %d ", mp->flags & NAT_API_IS_TWICE_NAT);
825 send_nat44_address_details (snat_address_t * a,
826 vl_api_registration_t * reg, u32 context,
829 vl_api_nat44_address_details_t *rmp;
830 snat_main_t *sm = &snat_main;
832 rmp = vl_msg_api_alloc (sizeof (*rmp));
833 clib_memset (rmp, 0, sizeof (*rmp));
834 rmp->_vl_msg_id = ntohs (VL_API_NAT44_ADDRESS_DETAILS + sm->msg_id_base);
835 clib_memcpy (rmp->ip_address, &(a->addr), 4);
836 if (a->fib_index != ~0)
838 fib_table_t *fib = fib_table_get (a->fib_index, FIB_PROTOCOL_IP4);
839 rmp->vrf_id = ntohl (fib->ft_table_id);
844 rmp->flags |= NAT_API_IS_TWICE_NAT;
845 rmp->context = context;
847 vl_api_send_msg (reg, (u8 *) rmp);
851 vl_api_nat44_address_dump_t_handler (vl_api_nat44_address_dump_t * mp)
853 vl_api_registration_t *reg;
854 snat_main_t *sm = &snat_main;
857 reg = vl_api_client_index_to_registration (mp->client_index);
862 vec_foreach (a, sm->addresses)
863 send_nat44_address_details (a, reg, mp->context, 0);
864 vec_foreach (a, sm->twice_nat_addresses)
865 send_nat44_address_details (a, reg, mp->context, 1);
870 vl_api_nat44_address_dump_t_print (vl_api_nat44_address_dump_t * mp,
875 s = format (0, "SCRIPT: nat44_address_dump ");
881 vl_api_nat44_interface_add_del_feature_t_handler
882 (vl_api_nat44_interface_add_del_feature_t * mp)
884 snat_main_t *sm = &snat_main;
885 vl_api_nat44_interface_add_del_feature_reply_t *rmp;
886 u32 sw_if_index = ntohl (mp->sw_if_index);
890 is_del = !mp->is_add;
892 VALIDATE_SW_IF_INDEX (mp);
895 snat_interface_add_del (sw_if_index, mp->flags & NAT_API_IS_INSIDE,
898 BAD_SW_IF_INDEX_LABEL;
900 REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_FEATURE_REPLY);
903 static void *vl_api_nat44_interface_add_del_feature_t_print
904 (vl_api_nat44_interface_add_del_feature_t * mp, void *handle)
908 s = format (0, "SCRIPT: nat44_interface_add_del_feature ");
909 s = format (s, "sw_if_index %d %s %s",
910 clib_host_to_net_u32 (mp->sw_if_index),
911 mp->flags & NAT_API_IS_INSIDE ? "in" : "out",
912 mp->is_add ? "" : "del");
918 send_nat44_interface_details (snat_interface_t * i,
919 vl_api_registration_t * reg, u32 context)
921 vl_api_nat44_interface_details_t *rmp;
922 snat_main_t *sm = &snat_main;
924 rmp = vl_msg_api_alloc (sizeof (*rmp));
925 clib_memset (rmp, 0, sizeof (*rmp));
926 rmp->_vl_msg_id = ntohs (VL_API_NAT44_INTERFACE_DETAILS + sm->msg_id_base);
927 rmp->sw_if_index = ntohl (i->sw_if_index);
929 if (nat_interface_is_inside (i))
930 rmp->flags |= NAT_API_IS_INSIDE;
931 if (nat_interface_is_outside (i))
932 rmp->flags |= NAT_API_IS_OUTSIDE;
934 rmp->context = context;
936 vl_api_send_msg (reg, (u8 *) rmp);
940 vl_api_nat44_interface_dump_t_handler (vl_api_nat44_interface_dump_t * mp)
942 vl_api_registration_t *reg;
943 snat_main_t *sm = &snat_main;
946 reg = vl_api_client_index_to_registration (mp->client_index);
951 pool_foreach (i, sm->interfaces,
953 send_nat44_interface_details(i, reg, mp->context);
959 vl_api_nat44_interface_dump_t_print (vl_api_nat44_interface_dump_t * mp,
964 s = format (0, "SCRIPT: nat44_interface_dump ");
970 vl_api_nat44_interface_add_del_output_feature_t_handler
971 (vl_api_nat44_interface_add_del_output_feature_t * mp)
973 snat_main_t *sm = &snat_main;
974 vl_api_nat44_interface_add_del_output_feature_reply_t *rmp;
975 u32 sw_if_index = ntohl (mp->sw_if_index);
978 VALIDATE_SW_IF_INDEX (mp);
980 rv = snat_interface_add_del_output_feature (sw_if_index,
981 mp->flags & NAT_API_IS_INSIDE,
984 BAD_SW_IF_INDEX_LABEL;
985 REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE_REPLY);
988 static void *vl_api_nat44_interface_add_del_output_feature_t_print
989 (vl_api_nat44_interface_add_del_output_feature_t * mp, void *handle)
993 s = format (0, "SCRIPT: nat44_interface_add_del_output_feature ");
994 s = format (s, "sw_if_index %d %s %s",
995 clib_host_to_net_u32 (mp->sw_if_index),
996 mp->flags & NAT_API_IS_INSIDE ? "in" : "out",
997 mp->is_add ? "" : "del");
1003 send_nat44_interface_output_feature_details (snat_interface_t * i,
1004 vl_api_registration_t * reg,
1007 vl_api_nat44_interface_output_feature_details_t *rmp;
1008 snat_main_t *sm = &snat_main;
1010 rmp = vl_msg_api_alloc (sizeof (*rmp));
1011 clib_memset (rmp, 0, sizeof (*rmp));
1013 ntohs (VL_API_NAT44_INTERFACE_OUTPUT_FEATURE_DETAILS + sm->msg_id_base);
1014 rmp->sw_if_index = ntohl (i->sw_if_index);
1015 rmp->context = context;
1017 if (nat_interface_is_inside (i))
1018 rmp->flags |= NAT_API_IS_INSIDE;
1020 vl_api_send_msg (reg, (u8 *) rmp);
1024 vl_api_nat44_interface_output_feature_dump_t_handler
1025 (vl_api_nat44_interface_output_feature_dump_t * mp)
1027 vl_api_registration_t *reg;
1028 snat_main_t *sm = &snat_main;
1029 snat_interface_t *i;
1031 reg = vl_api_client_index_to_registration (mp->client_index);
1036 pool_foreach (i, sm->output_feature_interfaces,
1038 send_nat44_interface_output_feature_details(i, reg, mp->context);
1043 static void *vl_api_nat44_interface_output_feature_dump_t_print
1044 (vl_api_nat44_interface_output_feature_dump_t * mp, void *handle)
1048 s = format (0, "SCRIPT: nat44_interface_output_feature_dump ");
1054 vl_api_nat44_add_del_static_mapping_t_handler
1055 (vl_api_nat44_add_del_static_mapping_t * mp)
1057 snat_main_t *sm = &snat_main;
1058 vl_api_nat44_add_del_static_mapping_reply_t *rmp;
1059 ip4_address_t local_addr, external_addr;
1060 u16 local_port = 0, external_port = 0;
1061 u32 vrf_id, external_sw_if_index;
1062 twice_nat_type_t twice_nat = TWICE_NAT_DISABLED;
1064 nat_protocol_t proto;
1067 memcpy (&local_addr.as_u8, mp->local_ip_address, 4);
1068 memcpy (&external_addr.as_u8, mp->external_ip_address, 4);
1070 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1072 local_port = mp->local_port;
1073 external_port = mp->external_port;
1076 vrf_id = clib_net_to_host_u32 (mp->vrf_id);
1077 external_sw_if_index = clib_net_to_host_u32 (mp->external_sw_if_index);
1078 proto = ip_proto_to_nat_proto (mp->protocol);
1080 if (mp->flags & NAT_API_IS_TWICE_NAT)
1081 twice_nat = TWICE_NAT;
1082 else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT)
1083 twice_nat = TWICE_NAT_SELF;
1084 mp->tag[sizeof (mp->tag) - 1] = 0;
1085 tag = format (0, "%s", mp->tag);
1086 vec_terminate_c_string (tag);
1088 rv = snat_add_static_mapping (local_addr, external_addr, local_port,
1089 external_port, vrf_id,
1090 mp->flags & NAT_API_IS_ADDR_ONLY,
1091 external_sw_if_index, proto,
1092 mp->is_add, twice_nat,
1093 mp->flags & NAT_API_IS_OUT2IN_ONLY, tag, 0);
1096 REPLY_MACRO (VL_API_NAT44_ADD_DEL_STATIC_MAPPING_REPLY);
1099 static void *vl_api_nat44_add_del_static_mapping_t_print
1100 (vl_api_nat44_add_del_static_mapping_t * mp, void *handle)
1104 s = format (0, "SCRIPT: nat44_add_del_static_mapping ");
1105 s = format (s, "protocol %d local_addr %U external_addr %U ",
1107 format_ip4_address, mp->local_ip_address,
1108 format_ip4_address, mp->external_ip_address);
1110 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1111 s = format (s, "local_port %d external_port %d ",
1112 clib_net_to_host_u16 (mp->local_port),
1113 clib_net_to_host_u16 (mp->external_port));
1115 s = format (s, "twice_nat %d out2in_only %d ",
1116 mp->flags & NAT_API_IS_TWICE_NAT,
1117 mp->flags & NAT_API_IS_OUT2IN_ONLY);
1119 if (mp->vrf_id != ~0)
1120 s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id));
1122 if (mp->external_sw_if_index != ~0)
1123 s = format (s, "external_sw_if_index %d",
1124 clib_net_to_host_u32 (mp->external_sw_if_index));
1129 send_nat44_static_mapping_details (snat_static_mapping_t * m,
1130 vl_api_registration_t * reg, u32 context)
1132 vl_api_nat44_static_mapping_details_t *rmp;
1133 snat_main_t *sm = &snat_main;
1134 u32 len = sizeof (*rmp);
1136 rmp = vl_msg_api_alloc (len);
1137 clib_memset (rmp, 0, len);
1139 ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base);
1141 clib_memcpy (rmp->local_ip_address, &(m->local_addr), 4);
1142 clib_memcpy (rmp->external_ip_address, &(m->external_addr), 4);
1143 rmp->external_sw_if_index = ~0;
1144 rmp->vrf_id = htonl (m->vrf_id);
1145 rmp->context = context;
1147 if (m->twice_nat == TWICE_NAT)
1148 rmp->flags |= NAT_API_IS_TWICE_NAT;
1149 else if (m->twice_nat == TWICE_NAT_SELF)
1150 rmp->flags |= NAT_API_IS_SELF_TWICE_NAT;
1152 if (is_out2in_only_static_mapping (m))
1153 rmp->flags |= NAT_API_IS_OUT2IN_ONLY;
1155 if (is_addr_only_static_mapping (m))
1157 rmp->flags |= NAT_API_IS_ADDR_ONLY;
1161 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1162 rmp->external_port = m->external_port;
1163 rmp->local_port = m->local_port;
1167 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1169 vl_api_send_msg (reg, (u8 *) rmp);
1173 send_nat44_static_map_resolve_details (snat_static_map_resolve_t * m,
1174 vl_api_registration_t * reg,
1177 vl_api_nat44_static_mapping_details_t *rmp;
1178 snat_main_t *sm = &snat_main;
1180 rmp = vl_msg_api_alloc (sizeof (*rmp));
1181 clib_memset (rmp, 0, sizeof (*rmp));
1183 ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base);
1184 clib_memcpy (rmp->local_ip_address, &(m->l_addr), 4);
1185 rmp->external_sw_if_index = htonl (m->sw_if_index);
1186 rmp->vrf_id = htonl (m->vrf_id);
1187 rmp->context = context;
1190 rmp->flags |= NAT_API_IS_TWICE_NAT;
1194 rmp->flags |= NAT_API_IS_ADDR_ONLY;
1198 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1199 rmp->external_port = m->e_port;
1200 rmp->local_port = m->l_port;
1203 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1205 vl_api_send_msg (reg, (u8 *) rmp);
1209 vl_api_nat44_static_mapping_dump_t_handler (vl_api_nat44_static_mapping_dump_t
1212 vl_api_registration_t *reg;
1213 snat_main_t *sm = &snat_main;
1214 snat_static_mapping_t *m;
1215 snat_static_map_resolve_t *rp;
1218 reg = vl_api_client_index_to_registration (mp->client_index);
1223 pool_foreach (m, sm->static_mappings,
1225 if (!is_identity_static_mapping(m) && !is_lb_static_mapping (m))
1226 send_nat44_static_mapping_details (m, reg, mp->context);
1230 for (j = 0; j < vec_len (sm->to_resolve); j++)
1232 rp = sm->to_resolve + j;
1233 if (!rp->identity_nat)
1234 send_nat44_static_map_resolve_details (rp, reg, mp->context);
1239 vl_api_nat44_static_mapping_dump_t_print (vl_api_nat44_static_mapping_dump_t *
1244 s = format (0, "SCRIPT: nat44_static_mapping_dump ");
1250 vl_api_nat44_add_del_identity_mapping_t_handler
1251 (vl_api_nat44_add_del_identity_mapping_t * mp)
1253 snat_main_t *sm = &snat_main;
1254 vl_api_nat44_add_del_identity_mapping_reply_t *rmp;
1257 u32 vrf_id, sw_if_index;
1259 nat_protocol_t proto = NAT_PROTOCOL_OTHER;
1262 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1265 proto = ip_proto_to_nat_proto (mp->protocol);
1267 vrf_id = clib_net_to_host_u32 (mp->vrf_id);
1268 sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1269 if (sw_if_index != ~0)
1272 memcpy (&addr.as_u8, mp->ip_address, 4);
1273 mp->tag[sizeof (mp->tag) - 1] = 0;
1274 tag = format (0, "%s", mp->tag);
1275 vec_terminate_c_string (tag);
1278 snat_add_static_mapping (addr, addr, port, port, vrf_id,
1279 mp->flags & NAT_API_IS_ADDR_ONLY, sw_if_index,
1280 proto, mp->is_add, 0, 0, tag, 1);
1283 REPLY_MACRO (VL_API_NAT44_ADD_DEL_IDENTITY_MAPPING_REPLY);
1286 static void *vl_api_nat44_add_del_identity_mapping_t_print
1287 (vl_api_nat44_add_del_identity_mapping_t * mp, void *handle)
1291 s = format (0, "SCRIPT: nat44_add_del_identity_mapping ");
1292 if (mp->sw_if_index != ~0)
1293 s = format (s, "sw_if_index %d", clib_net_to_host_u32 (mp->sw_if_index));
1295 s = format (s, "addr %U", format_ip4_address, mp->ip_address);
1297 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1299 format (s, " protocol %d port %d", mp->protocol,
1300 clib_net_to_host_u16 (mp->port));
1302 if (mp->vrf_id != ~0)
1303 s = format (s, " vrf %d", clib_net_to_host_u32 (mp->vrf_id));
1309 send_nat44_identity_mapping_details (snat_static_mapping_t * m, int index,
1310 vl_api_registration_t * reg, u32 context)
1312 vl_api_nat44_identity_mapping_details_t *rmp;
1313 snat_main_t *sm = &snat_main;
1314 nat44_lb_addr_port_t *local = pool_elt_at_index (m->locals, index);
1316 rmp = vl_msg_api_alloc (sizeof (*rmp));
1317 clib_memset (rmp, 0, sizeof (*rmp));
1319 ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base);
1321 if (is_addr_only_static_mapping (m))
1322 rmp->flags |= NAT_API_IS_ADDR_ONLY;
1324 clib_memcpy (rmp->ip_address, &(m->local_addr), 4);
1325 rmp->port = m->local_port;
1326 rmp->sw_if_index = ~0;
1327 rmp->vrf_id = htonl (local->vrf_id);
1328 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1329 rmp->context = context;
1331 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1333 vl_api_send_msg (reg, (u8 *) rmp);
1337 send_nat44_identity_map_resolve_details (snat_static_map_resolve_t * m,
1338 vl_api_registration_t * reg,
1341 vl_api_nat44_identity_mapping_details_t *rmp;
1342 snat_main_t *sm = &snat_main;
1344 rmp = vl_msg_api_alloc (sizeof (*rmp));
1345 clib_memset (rmp, 0, sizeof (*rmp));
1347 ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base);
1350 rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_ADDR_ONLY;
1352 rmp->port = m->l_port;
1353 rmp->sw_if_index = htonl (m->sw_if_index);
1354 rmp->vrf_id = htonl (m->vrf_id);
1355 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1356 rmp->context = context;
1358 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1360 vl_api_send_msg (reg, (u8 *) rmp);
1364 vl_api_nat44_identity_mapping_dump_t_handler
1365 (vl_api_nat44_identity_mapping_dump_t * mp)
1367 vl_api_registration_t *reg;
1368 snat_main_t *sm = &snat_main;
1369 snat_static_mapping_t *m;
1370 snat_static_map_resolve_t *rp;
1373 reg = vl_api_client_index_to_registration (mp->client_index);
1378 pool_foreach (m, sm->static_mappings,
1380 if (is_identity_static_mapping(m) && !is_lb_static_mapping (m))
1382 pool_foreach_index (j, m->locals,
1384 send_nat44_identity_mapping_details (m, j, reg, mp->context);
1390 for (j = 0; j < vec_len (sm->to_resolve); j++)
1392 rp = sm->to_resolve + j;
1393 if (rp->identity_nat)
1394 send_nat44_identity_map_resolve_details (rp, reg, mp->context);
1398 static void *vl_api_nat44_identity_mapping_dump_t_print
1399 (vl_api_nat44_identity_mapping_dump_t * mp, void *handle)
1403 s = format (0, "SCRIPT: nat44_identity_mapping_dump ");
1409 vl_api_nat44_add_del_interface_addr_t_handler
1410 (vl_api_nat44_add_del_interface_addr_t * mp)
1412 snat_main_t *sm = &snat_main;
1413 vl_api_nat44_add_del_interface_addr_reply_t *rmp;
1414 u32 sw_if_index = ntohl (mp->sw_if_index);
1418 is_del = !mp->is_add;
1420 VALIDATE_SW_IF_INDEX (mp);
1422 rv = snat_add_interface_address (sm, sw_if_index, is_del,
1423 mp->flags & NAT_API_IS_TWICE_NAT);
1425 BAD_SW_IF_INDEX_LABEL;
1426 REPLY_MACRO (VL_API_NAT44_ADD_DEL_INTERFACE_ADDR_REPLY);
1429 static void *vl_api_nat44_add_del_interface_addr_t_print
1430 (vl_api_nat44_add_del_interface_addr_t * mp, void *handle)
1434 s = format (0, "SCRIPT: nat44_add_del_interface_addr ");
1435 s = format (s, "sw_if_index %d twice_nat %d %s",
1436 clib_host_to_net_u32 (mp->sw_if_index),
1437 mp->flags & NAT_API_IS_TWICE_NAT, mp->is_add ? "" : "del");
1443 send_nat44_interface_addr_details (u32 sw_if_index,
1444 vl_api_registration_t * reg, u32 context,
1447 vl_api_nat44_interface_addr_details_t *rmp;
1448 snat_main_t *sm = &snat_main;
1450 rmp = vl_msg_api_alloc (sizeof (*rmp));
1451 clib_memset (rmp, 0, sizeof (*rmp));
1453 ntohs (VL_API_NAT44_INTERFACE_ADDR_DETAILS + sm->msg_id_base);
1454 rmp->sw_if_index = ntohl (sw_if_index);
1457 rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_TWICE_NAT;
1458 rmp->context = context;
1460 vl_api_send_msg (reg, (u8 *) rmp);
1464 vl_api_nat44_interface_addr_dump_t_handler (vl_api_nat44_interface_addr_dump_t
1467 vl_api_registration_t *reg;
1468 snat_main_t *sm = &snat_main;
1471 reg = vl_api_client_index_to_registration (mp->client_index);
1476 vec_foreach (i, sm->auto_add_sw_if_indices)
1477 send_nat44_interface_addr_details(*i, reg, mp->context, 0);
1478 vec_foreach (i, sm->auto_add_sw_if_indices_twice_nat)
1479 send_nat44_interface_addr_details(*i, reg, mp->context, 1);
1484 vl_api_nat44_interface_addr_dump_t_print (vl_api_nat44_interface_addr_dump_t *
1489 s = format (0, "SCRIPT: nat44_interface_addr_dump ");
1495 send_nat44_user_details (snat_user_t * u, vl_api_registration_t * reg,
1498 vl_api_nat44_user_details_t *rmp;
1499 snat_main_t *sm = &snat_main;
1500 ip4_main_t *im = &ip4_main;
1502 rmp = vl_msg_api_alloc (sizeof (*rmp));
1503 clib_memset (rmp, 0, sizeof (*rmp));
1504 rmp->_vl_msg_id = ntohs (VL_API_NAT44_USER_DETAILS + sm->msg_id_base);
1506 if (!pool_is_free_index (im->fibs, u->fib_index))
1508 fib_table_t *fib = fib_table_get (u->fib_index, FIB_PROTOCOL_IP4);
1509 rmp->vrf_id = ntohl (fib->ft_table_id);
1512 clib_memcpy (rmp->ip_address, &(u->addr), 4);
1513 rmp->nsessions = ntohl (u->nsessions);
1514 rmp->nstaticsessions = ntohl (u->nstaticsessions);
1515 rmp->context = context;
1517 vl_api_send_msg (reg, (u8 *) rmp);
1521 nat_ed_user_create_helper (snat_main_per_thread_data_t * tsm,
1525 k.addr = s->in2out.addr;
1526 k.fib_index = s->in2out.fib_index;
1527 clib_bihash_kv_8_8_t key, value;
1530 if (clib_bihash_search_8_8 (&tsm->user_hash, &key, &value))
1532 pool_get (tsm->users, u);
1534 u->fib_index = k.fib_index;
1536 u->nstaticsessions = 0;
1537 key.value = u - tsm->users;
1538 clib_bihash_add_del_8_8 (&tsm->user_hash, &key, 1);
1542 u = pool_elt_at_index (tsm->users, value.value);
1544 if (snat_is_session_static (s))
1546 ++u->nstaticsessions;
1555 nat_ed_users_create (snat_main_per_thread_data_t * tsm)
1559 pool_foreach (s, tsm->sessions, { nat_ed_user_create_helper (tsm, s); });
1564 nat_ed_users_destroy (snat_main_per_thread_data_t * tsm)
1568 pool_flush (u, tsm->users, { });
1570 clib_bihash_free_8_8 (&tsm->user_hash);
1571 clib_bihash_init_8_8 (&tsm->user_hash, "users", snat_main.user_buckets,
1572 snat_main.user_memory_size);
1573 clib_bihash_set_kvp_format_fn_8_8 (&tsm->user_hash, format_user_kvp);
1577 vl_api_nat44_user_dump_t_handler (vl_api_nat44_user_dump_t * mp)
1579 vl_api_registration_t *reg;
1580 snat_main_t *sm = &snat_main;
1581 snat_main_per_thread_data_t *tsm;
1584 reg = vl_api_client_index_to_registration (mp->client_index);
1589 vec_foreach (tsm, sm->per_thread_data)
1591 if (sm->endpoint_dependent)
1593 nat_ed_users_create (tsm);
1595 pool_foreach (u, tsm->users,
1597 send_nat44_user_details (u, reg, mp->context);
1599 if (sm->endpoint_dependent)
1601 nat_ed_users_destroy (tsm);
1608 vl_api_nat44_user_dump_t_print (vl_api_nat44_user_dump_t * mp, void *handle)
1612 s = format (0, "SCRIPT: nat44_user_dump ");
1618 send_nat44_user_session_details (snat_session_t * s,
1619 vl_api_registration_t * reg, u32 context)
1621 vl_api_nat44_user_session_details_t *rmp;
1622 snat_main_t *sm = &snat_main;
1624 rmp = vl_msg_api_alloc (sizeof (*rmp));
1625 clib_memset (rmp, 0, sizeof (*rmp));
1627 ntohs (VL_API_NAT44_USER_SESSION_DETAILS + sm->msg_id_base);
1628 clib_memcpy (rmp->outside_ip_address, (&s->out2in.addr), 4);
1629 clib_memcpy (rmp->inside_ip_address, (&s->in2out.addr), 4);
1631 if (snat_is_session_static (s))
1632 rmp->flags |= NAT_API_IS_STATIC;
1634 if (is_twice_nat_session (s))
1635 rmp->flags |= NAT_API_IS_TWICE_NAT;
1637 if (is_ed_session (s) || is_fwd_bypass_session (s))
1638 rmp->flags |= NAT_API_IS_EXT_HOST_VALID;
1640 rmp->last_heard = clib_host_to_net_u64 ((u64) s->last_heard);
1641 rmp->total_bytes = clib_host_to_net_u64 (s->total_bytes);
1642 rmp->total_pkts = ntohl (s->total_pkts);
1643 rmp->context = context;
1644 if (snat_is_unk_proto_session (s))
1646 rmp->outside_port = 0;
1647 rmp->inside_port = 0;
1648 rmp->protocol = ntohs (s->in2out.port);
1652 rmp->outside_port = s->out2in.port;
1653 rmp->inside_port = s->in2out.port;
1654 rmp->protocol = ntohs (nat_proto_to_ip_proto (s->nat_proto));
1656 if (is_ed_session (s) || is_fwd_bypass_session (s))
1658 clib_memcpy (rmp->ext_host_address, &s->ext_host_addr, 4);
1659 rmp->ext_host_port = s->ext_host_port;
1660 if (is_twice_nat_session (s))
1662 clib_memcpy (rmp->ext_host_nat_address, &s->ext_host_nat_addr, 4);
1663 rmp->ext_host_nat_port = s->ext_host_nat_port;
1667 vl_api_send_msg (reg, (u8 *) rmp);
1671 vl_api_nat44_user_session_dump_t_handler (vl_api_nat44_user_session_dump_t *
1674 vl_api_registration_t *reg;
1675 snat_main_t *sm = &snat_main;
1676 snat_main_per_thread_data_t *tsm;
1678 clib_bihash_kv_8_8_t key, value;
1679 snat_user_key_t ukey;
1681 u32 session_index, head_index, elt_index;
1682 dlist_elt_t *head, *elt;
1685 reg = vl_api_client_index_to_registration (mp->client_index);
1689 clib_memcpy (&ukey.addr, mp->ip_address, 4);
1690 ip.src_address.as_u32 = ukey.addr.as_u32;
1691 ukey.fib_index = fib_table_find (FIB_PROTOCOL_IP4, ntohl (mp->vrf_id));
1692 key.key = ukey.as_u64;
1693 if (sm->num_workers > 1)
1695 vec_elt_at_index (sm->per_thread_data,
1696 sm->worker_in2out_cb (&ip, ukey.fib_index, 0));
1698 tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers);
1699 if (!sm->endpoint_dependent)
1701 if (clib_bihash_search_8_8 (&tsm->user_hash, &key, &value))
1703 u = pool_elt_at_index (tsm->users, value.value);
1704 if (!u->nsessions && !u->nstaticsessions)
1707 head_index = u->sessions_per_user_list_head_index;
1708 head = pool_elt_at_index (tsm->list_pool, head_index);
1709 elt_index = head->next;
1710 elt = pool_elt_at_index (tsm->list_pool, elt_index);
1711 session_index = elt->value;
1712 while (session_index != ~0)
1714 s = pool_elt_at_index (tsm->sessions, session_index);
1716 send_nat44_user_session_details (s, reg, mp->context);
1718 elt_index = elt->next;
1719 elt = pool_elt_at_index (tsm->list_pool, elt_index);
1720 session_index = elt->value;
1726 pool_foreach (s, tsm->sessions, {
1727 if (s->in2out.addr.as_u32 == ukey.addr.as_u32)
1729 send_nat44_user_session_details (s, reg, mp->context);
1737 vl_api_nat44_user_session_dump_t_print (vl_api_nat44_user_session_dump_t * mp,
1742 s = format (0, "SCRIPT: nat44_user_session_dump ");
1743 s = format (s, "ip_address %U vrf_id %d\n",
1744 format_ip4_address, mp->ip_address,
1745 clib_net_to_host_u32 (mp->vrf_id));
1750 static nat44_lb_addr_port_t *
1751 unformat_nat44_lb_addr_port (vl_api_nat44_lb_addr_port_t * addr_port_pairs,
1752 u32 addr_port_pair_num)
1755 nat44_lb_addr_port_t *lb_addr_port_pairs = 0, lb_addr_port;
1756 vl_api_nat44_lb_addr_port_t *ap;
1758 for (i = 0; i < addr_port_pair_num; i++)
1760 ap = &addr_port_pairs[i];
1761 clib_memset (&lb_addr_port, 0, sizeof (lb_addr_port));
1762 clib_memcpy (&lb_addr_port.addr, ap->addr, 4);
1763 lb_addr_port.port = ap->port;
1764 lb_addr_port.probability = ap->probability;
1765 lb_addr_port.vrf_id = clib_net_to_host_u32 (ap->vrf_id);
1766 vec_add1 (lb_addr_port_pairs, lb_addr_port);
1769 return lb_addr_port_pairs;
1773 vl_api_nat44_add_del_lb_static_mapping_t_handler
1774 (vl_api_nat44_add_del_lb_static_mapping_t * mp)
1776 snat_main_t *sm = &snat_main;
1777 vl_api_nat44_add_del_lb_static_mapping_reply_t *rmp;
1778 twice_nat_type_t twice_nat = TWICE_NAT_DISABLED;
1780 nat44_lb_addr_port_t *locals = 0;
1781 ip4_address_t e_addr;
1782 nat_protocol_t proto;
1785 if (!sm->endpoint_dependent)
1787 rv = VNET_API_ERROR_UNSUPPORTED;
1792 unformat_nat44_lb_addr_port (mp->locals,
1793 clib_net_to_host_u32 (mp->local_num));
1794 clib_memcpy (&e_addr, mp->external_addr, 4);
1795 proto = ip_proto_to_nat_proto (mp->protocol);
1797 if (mp->flags & NAT_API_IS_TWICE_NAT)
1798 twice_nat = TWICE_NAT;
1799 else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT)
1800 twice_nat = TWICE_NAT_SELF;
1801 mp->tag[sizeof (mp->tag) - 1] = 0;
1802 tag = format (0, "%s", mp->tag);
1803 vec_terminate_c_string (tag);
1806 nat44_add_del_lb_static_mapping (e_addr,
1808 proto, locals, mp->is_add,
1810 mp->flags & NAT_API_IS_OUT2IN_ONLY, tag,
1811 clib_net_to_host_u32 (mp->affinity));
1817 REPLY_MACRO (VL_API_NAT44_ADD_DEL_LB_STATIC_MAPPING_REPLY);
1820 static void *vl_api_nat44_add_del_lb_static_mapping_t_print
1821 (vl_api_nat44_add_del_lb_static_mapping_t * mp, void *handle)
1825 s = format (0, "SCRIPT: nat44_add_del_lb_static_mapping ");
1826 s = format (s, "is_add %d twice_nat %d out2in_only %d ",
1828 mp->flags & NAT_API_IS_TWICE_NAT,
1829 mp->flags & NAT_API_IS_OUT2IN_ONLY);
1835 vl_api_nat44_lb_static_mapping_add_del_local_t_handler
1836 (vl_api_nat44_lb_static_mapping_add_del_local_t * mp)
1838 snat_main_t *sm = &snat_main;
1839 vl_api_nat44_lb_static_mapping_add_del_local_reply_t *rmp;
1841 ip4_address_t e_addr, l_addr;
1842 nat_protocol_t proto;
1844 if (!sm->endpoint_dependent)
1846 rv = VNET_API_ERROR_UNSUPPORTED;
1850 clib_memcpy (&e_addr, mp->external_addr, 4);
1851 clib_memcpy (&l_addr, mp->local.addr, 4);
1852 proto = ip_proto_to_nat_proto (mp->protocol);
1855 nat44_lb_static_mapping_add_del_local (e_addr,
1856 clib_net_to_host_u16
1857 (mp->external_port), l_addr,
1858 clib_net_to_host_u16 (mp->
1861 clib_net_to_host_u32 (mp->
1863 mp->local.probability, mp->is_add);
1866 REPLY_MACRO (VL_API_NAT44_LB_STATIC_MAPPING_ADD_DEL_LOCAL_REPLY);
1869 static void *vl_api_nat44_lb_static_mapping_add_del_local_t_print
1870 (vl_api_nat44_lb_static_mapping_add_del_local_t * mp, void *handle)
1874 s = format (0, "SCRIPT: nat44_lb_static_mapping_add_del_local ");
1875 s = format (s, "is_add %d", mp->is_add);
1881 send_nat44_lb_static_mapping_details (snat_static_mapping_t * m,
1882 vl_api_registration_t * reg,
1885 vl_api_nat44_lb_static_mapping_details_t *rmp;
1886 snat_main_t *sm = &snat_main;
1887 nat44_lb_addr_port_t *ap;
1888 vl_api_nat44_lb_addr_port_t *locals;
1892 vl_msg_api_alloc (sizeof (*rmp) +
1893 (pool_elts (m->locals) *
1894 sizeof (nat44_lb_addr_port_t)));
1895 clib_memset (rmp, 0, sizeof (*rmp));
1897 ntohs (VL_API_NAT44_LB_STATIC_MAPPING_DETAILS + sm->msg_id_base);
1899 clib_memcpy (rmp->external_addr, &(m->external_addr), 4);
1900 rmp->external_port = m->external_port;
1901 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1902 rmp->context = context;
1904 if (m->twice_nat == TWICE_NAT)
1905 rmp->flags |= NAT_API_IS_TWICE_NAT;
1906 else if (m->twice_nat == TWICE_NAT_SELF)
1907 rmp->flags |= NAT_API_IS_SELF_TWICE_NAT;
1908 if (is_out2in_only_static_mapping (m))
1909 rmp->flags |= NAT_API_IS_OUT2IN_ONLY;
1911 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1913 locals = (vl_api_nat44_lb_addr_port_t *) rmp->locals;
1915 pool_foreach (ap, m->locals,
1917 clib_memcpy (locals->addr, &(ap->addr), 4);
1918 locals->port = ap->port;
1919 locals->probability = ap->probability;
1920 locals->vrf_id = ntohl (ap->vrf_id);
1925 rmp->local_num = ntohl (local_num);
1927 vl_api_send_msg (reg, (u8 *) rmp);
1931 vl_api_nat44_lb_static_mapping_dump_t_handler
1932 (vl_api_nat44_lb_static_mapping_dump_t * mp)
1934 vl_api_registration_t *reg;
1935 snat_main_t *sm = &snat_main;
1936 snat_static_mapping_t *m;
1938 if (!sm->endpoint_dependent)
1941 reg = vl_api_client_index_to_registration (mp->client_index);
1946 pool_foreach (m, sm->static_mappings,
1948 if (is_lb_static_mapping(m))
1949 send_nat44_lb_static_mapping_details (m, reg, mp->context);
1954 static void *vl_api_nat44_lb_static_mapping_dump_t_print
1955 (vl_api_nat44_lb_static_mapping_dump_t * mp, void *handle)
1959 s = format (0, "SCRIPT: nat44_lb_static_mapping_dump ");
1965 vl_api_nat44_del_session_t_handler (vl_api_nat44_del_session_t * mp)
1967 snat_main_t *sm = &snat_main;
1968 vl_api_nat44_del_session_reply_t *rmp;
1969 ip4_address_t addr, eh_addr;
1974 nat_protocol_t proto;
1976 memcpy (&addr.as_u8, mp->address, 4);
1978 vrf_id = clib_net_to_host_u32 (mp->vrf_id);
1979 proto = ip_proto_to_nat_proto (mp->protocol);
1980 memcpy (&eh_addr.as_u8, mp->ext_host_address, 4);
1981 eh_port = mp->ext_host_port;
1983 is_in = mp->flags & NAT_API_IS_INSIDE;
1985 if (mp->flags & NAT_API_IS_EXT_HOST_VALID)
1987 nat44_del_ed_session (sm, &addr, port, &eh_addr, eh_port, mp->protocol,
1990 rv = nat44_del_session (sm, &addr, port, proto, vrf_id, is_in);
1992 REPLY_MACRO (VL_API_NAT44_DEL_SESSION_REPLY);
1996 vl_api_nat44_del_session_t_print (vl_api_nat44_del_session_t * mp,
2001 s = format (0, "SCRIPT: nat44_add_del_static_mapping ");
2002 s = format (s, "addr %U port %d protocol %d vrf_id %d is_in %d",
2003 format_ip4_address, mp->address,
2004 clib_net_to_host_u16 (mp->port),
2005 mp->protocol, clib_net_to_host_u32 (mp->vrf_id),
2006 mp->flags & NAT_API_IS_INSIDE);
2007 if (mp->flags & NAT_API_IS_EXT_HOST_VALID)
2008 s = format (s, "ext_host_address %U ext_host_port %d",
2009 format_ip4_address, mp->ext_host_address,
2010 clib_net_to_host_u16 (mp->ext_host_port));
2016 vl_api_nat44_forwarding_enable_disable_t_handler
2017 (vl_api_nat44_forwarding_enable_disable_t * mp)
2019 snat_main_t *sm = &snat_main;
2020 vl_api_nat44_forwarding_enable_disable_reply_t *rmp;
2022 u32 *ses_to_be_removed = 0, *ses_index;
2023 snat_main_per_thread_data_t *tsm;
2026 sm->forwarding_enabled = mp->enable != 0;
2028 if (mp->enable == 0)
2031 vec_foreach (tsm, sm->per_thread_data)
2033 pool_foreach (s, tsm->sessions,
2035 if (is_fwd_bypass_session(s))
2037 vec_add1 (ses_to_be_removed, s - tsm->sessions);
2040 if(sm->endpoint_dependent){
2041 vec_foreach (ses_index, ses_to_be_removed)
2043 s = pool_elt_at_index(tsm->sessions, ses_index[0]);
2044 nat_free_session_data (sm, s, tsm - sm->per_thread_data, 0);
2045 nat_ed_session_delete (sm, s, tsm - sm->per_thread_data, 1);
2048 vec_foreach (ses_index, ses_to_be_removed)
2050 s = pool_elt_at_index(tsm->sessions, ses_index[0]);
2051 nat_free_session_data (sm, s, tsm - sm->per_thread_data, 0);
2052 nat44_delete_session (sm, s, tsm - sm->per_thread_data);
2055 vec_free (ses_to_be_removed);
2060 REPLY_MACRO (VL_API_NAT44_FORWARDING_ENABLE_DISABLE_REPLY);
2063 static void *vl_api_nat44_forwarding_enable_disable_t_print
2064 (vl_api_nat44_forwarding_enable_disable_t * mp, void *handle)
2068 s = format (0, "SCRIPT: nat44_forwarding_enable_disable ");
2069 s = format (s, "enable %d", mp->enable != 0);
2075 vl_api_nat44_forwarding_is_enabled_t_handler
2076 (vl_api_nat44_forwarding_is_enabled_t * mp)
2078 vl_api_registration_t *reg;
2079 snat_main_t *sm = &snat_main;
2080 vl_api_nat44_forwarding_is_enabled_reply_t *rmp;
2082 reg = vl_api_client_index_to_registration (mp->client_index);
2086 rmp = vl_msg_api_alloc (sizeof (*rmp));
2087 clib_memset (rmp, 0, sizeof (*rmp));
2089 ntohs (VL_API_NAT44_FORWARDING_IS_ENABLED_REPLY + sm->msg_id_base);
2090 rmp->context = mp->context;
2092 rmp->enabled = sm->forwarding_enabled;
2094 vl_api_send_msg (reg, (u8 *) rmp);
2097 static void *vl_api_nat44_forwarding_is_enabled_t_print
2098 (vl_api_nat44_forwarding_is_enabled_t * mp, void *handle)
2102 s = format (0, "SCRIPT: nat44_forwarding_is_enabled ");
2112 vl_api_nat64_add_del_pool_addr_range_t_handler
2113 (vl_api_nat64_add_del_pool_addr_range_t * mp)
2115 vl_api_nat64_add_del_pool_addr_range_reply_t *rmp;
2116 snat_main_t *sm = &snat_main;
2118 ip4_address_t this_addr;
2119 u32 start_host_order, end_host_order;
2124 tmp = (u32 *) mp->start_addr;
2125 start_host_order = clib_host_to_net_u32 (tmp[0]);
2126 tmp = (u32 *) mp->end_addr;
2127 end_host_order = clib_host_to_net_u32 (tmp[0]);
2129 count = (end_host_order - start_host_order) + 1;
2131 vrf_id = clib_host_to_net_u32 (mp->vrf_id);
2133 memcpy (&this_addr.as_u8, mp->start_addr, 4);
2135 for (i = 0; i < count; i++)
2137 if ((rv = nat64_add_del_pool_addr (0, &this_addr, vrf_id, mp->is_add)))
2140 increment_v4_address (&this_addr);
2144 REPLY_MACRO (VL_API_NAT64_ADD_DEL_POOL_ADDR_RANGE_REPLY);
2147 static void *vl_api_nat64_add_del_pool_addr_range_t_print
2148 (vl_api_nat64_add_del_pool_addr_range_t * mp, void *handle)
2152 s = format (0, "SCRIPT: nat64_add_del_pool_addr_range ");
2153 s = format (s, "%U - %U vrf_id %u %s\n",
2154 format_ip4_address, mp->start_addr,
2155 format_ip4_address, mp->end_addr,
2156 ntohl (mp->vrf_id), mp->is_add ? "" : "del");
2161 typedef struct nat64_api_walk_ctx_t_
2163 vl_api_registration_t *reg;
2166 } nat64_api_walk_ctx_t;
2169 nat64_api_pool_walk (snat_address_t * a, void *arg)
2171 vl_api_nat64_pool_addr_details_t *rmp;
2172 snat_main_t *sm = &snat_main;
2173 nat64_api_walk_ctx_t *ctx = arg;
2175 rmp = vl_msg_api_alloc (sizeof (*rmp));
2176 clib_memset (rmp, 0, sizeof (*rmp));
2177 rmp->_vl_msg_id = ntohs (VL_API_NAT64_POOL_ADDR_DETAILS + sm->msg_id_base);
2178 clib_memcpy (rmp->address, &(a->addr), 4);
2179 if (a->fib_index != ~0)
2181 fib_table_t *fib = fib_table_get (a->fib_index, FIB_PROTOCOL_IP6);
2184 rmp->vrf_id = ntohl (fib->ft_table_id);
2188 rmp->context = ctx->context;
2190 vl_api_send_msg (ctx->reg, (u8 *) rmp);
2196 vl_api_nat64_pool_addr_dump_t_handler (vl_api_nat64_pool_addr_dump_t * mp)
2198 vl_api_registration_t *reg;
2200 reg = vl_api_client_index_to_registration (mp->client_index);
2204 nat64_api_walk_ctx_t ctx = {
2206 .context = mp->context,
2209 nat64_pool_addr_walk (nat64_api_pool_walk, &ctx);
2213 vl_api_nat64_pool_addr_dump_t_print (vl_api_nat64_pool_addr_dump_t * mp,
2218 s = format (0, "SCRIPT: nat64_pool_addr_dump\n");
2224 vl_api_nat64_add_del_interface_t_handler (vl_api_nat64_add_del_interface_t *
2227 snat_main_t *sm = &snat_main;
2228 vl_api_nat64_add_del_interface_reply_t *rmp;
2231 VALIDATE_SW_IF_INDEX (mp);
2234 nat64_add_del_interface (ntohl (mp->sw_if_index),
2235 mp->flags & NAT_API_IS_INSIDE, mp->is_add);
2237 BAD_SW_IF_INDEX_LABEL;
2239 REPLY_MACRO (VL_API_NAT64_ADD_DEL_INTERFACE_REPLY);
2243 vl_api_nat64_add_del_interface_t_print (vl_api_nat64_add_del_interface_t * mp,
2248 s = format (0, "SCRIPT: nat64_add_del_interface ");
2249 s = format (s, "sw_if_index %d %s %s",
2250 clib_host_to_net_u32 (mp->sw_if_index),
2251 mp->flags & NAT_API_IS_INSIDE ? "in" : "out",
2252 mp->is_add ? "" : "del");
2258 nat64_api_interface_walk (snat_interface_t * i, void *arg)
2260 vl_api_nat64_interface_details_t *rmp;
2261 snat_main_t *sm = &snat_main;
2262 nat64_api_walk_ctx_t *ctx = arg;
2264 rmp = vl_msg_api_alloc (sizeof (*rmp));
2265 clib_memset (rmp, 0, sizeof (*rmp));
2266 rmp->_vl_msg_id = ntohs (VL_API_NAT64_INTERFACE_DETAILS + sm->msg_id_base);
2267 rmp->sw_if_index = ntohl (i->sw_if_index);
2269 if (nat_interface_is_inside (i))
2270 rmp->flags |= NAT_API_IS_INSIDE;
2271 if (nat_interface_is_outside (i))
2272 rmp->flags |= NAT_API_IS_OUTSIDE;
2274 rmp->context = ctx->context;
2276 vl_api_send_msg (ctx->reg, (u8 *) rmp);
2282 vl_api_nat64_interface_dump_t_handler (vl_api_nat64_interface_dump_t * mp)
2284 vl_api_registration_t *reg;
2286 reg = vl_api_client_index_to_registration (mp->client_index);
2290 nat64_api_walk_ctx_t ctx = {
2292 .context = mp->context,
2295 nat64_interfaces_walk (nat64_api_interface_walk, &ctx);
2299 vl_api_nat64_interface_dump_t_print (vl_api_nat64_interface_dump_t * mp,
2304 s = format (0, "SCRIPT: snat_interface_dump ");
2310 vl_api_nat64_add_del_static_bib_t_handler
2311 (vl_api_nat64_add_del_static_bib_t * mp)
2313 snat_main_t *sm = &snat_main;
2314 vl_api_nat64_add_del_static_bib_reply_t *rmp;
2315 ip6_address_t in_addr;
2316 ip4_address_t out_addr;
2319 memcpy (&in_addr.as_u8, mp->i_addr, 16);
2320 memcpy (&out_addr.as_u8, mp->o_addr, 4);
2323 nat64_add_del_static_bib_entry (&in_addr, &out_addr,
2324 clib_net_to_host_u16 (mp->i_port),
2325 clib_net_to_host_u16 (mp->o_port),
2327 clib_net_to_host_u32 (mp->vrf_id),
2330 REPLY_MACRO (VL_API_NAT64_ADD_DEL_STATIC_BIB_REPLY);
2333 static void *vl_api_nat64_add_del_static_bib_t_print
2334 (vl_api_nat64_add_del_static_bib_t * mp, void *handle)
2338 s = format (0, "SCRIPT: nat64_add_del_static_bib ");
2339 s = format (s, "protocol %d i_addr %U o_addr %U ",
2341 format_ip6_address, mp->i_addr, format_ip4_address, mp->o_addr);
2343 if (mp->vrf_id != ~0)
2344 s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id));
2350 nat64_api_bib_walk (nat64_db_bib_entry_t * bibe, void *arg)
2352 vl_api_nat64_bib_details_t *rmp;
2353 snat_main_t *sm = &snat_main;
2354 nat64_api_walk_ctx_t *ctx = arg;
2357 fib = fib_table_get (bibe->fib_index, FIB_PROTOCOL_IP6);
2361 rmp = vl_msg_api_alloc (sizeof (*rmp));
2362 clib_memset (rmp, 0, sizeof (*rmp));
2363 rmp->_vl_msg_id = ntohs (VL_API_NAT64_BIB_DETAILS + sm->msg_id_base);
2364 rmp->context = ctx->context;
2365 clib_memcpy (rmp->i_addr, &(bibe->in_addr), 16);
2366 clib_memcpy (rmp->o_addr, &(bibe->out_addr), 4);
2367 rmp->i_port = bibe->in_port;
2368 rmp->o_port = bibe->out_port;
2369 rmp->vrf_id = ntohl (fib->ft_table_id);
2370 rmp->proto = bibe->proto;
2371 if (bibe->is_static)
2372 rmp->flags |= NAT_API_IS_STATIC;
2373 rmp->ses_num = ntohl (bibe->ses_num);
2375 vl_api_send_msg (ctx->reg, (u8 *) rmp);
2381 vl_api_nat64_bib_dump_t_handler (vl_api_nat64_bib_dump_t * mp)
2383 vl_api_registration_t *reg;
2384 nat64_main_t *nm = &nat64_main;
2387 reg = vl_api_client_index_to_registration (mp->client_index);
2391 nat64_api_walk_ctx_t ctx = {
2393 .context = mp->context,
2397 vec_foreach (db, nm->db)
2398 nat64_db_bib_walk (db, mp->proto, nat64_api_bib_walk, &ctx);
2403 vl_api_nat64_bib_dump_t_print (vl_api_nat64_bib_dump_t * mp, void *handle)
2407 s = format (0, "SCRIPT: snat_bib_dump protocol %d", mp->proto);
2413 nat64_api_st_walk (nat64_db_st_entry_t * ste, void *arg)
2415 vl_api_nat64_st_details_t *rmp;
2416 snat_main_t *sm = &snat_main;
2417 nat64_api_walk_ctx_t *ctx = arg;
2418 nat64_db_bib_entry_t *bibe;
2421 bibe = nat64_db_bib_entry_by_index (ctx->db, ste->proto, ste->bibe_index);
2425 fib = fib_table_get (bibe->fib_index, FIB_PROTOCOL_IP6);
2429 rmp = vl_msg_api_alloc (sizeof (*rmp));
2430 clib_memset (rmp, 0, sizeof (*rmp));
2431 rmp->_vl_msg_id = ntohs (VL_API_NAT64_ST_DETAILS + sm->msg_id_base);
2432 rmp->context = ctx->context;
2433 clib_memcpy (rmp->il_addr, &(bibe->in_addr), 16);
2434 clib_memcpy (rmp->ol_addr, &(bibe->out_addr), 4);
2435 rmp->il_port = bibe->in_port;
2436 rmp->ol_port = bibe->out_port;
2437 clib_memcpy (rmp->ir_addr, &(ste->in_r_addr), 16);
2438 clib_memcpy (rmp->or_addr, &(ste->out_r_addr), 4);
2439 rmp->il_port = ste->r_port;
2440 rmp->vrf_id = ntohl (fib->ft_table_id);
2441 rmp->proto = ste->proto;
2443 vl_api_send_msg (ctx->reg, (u8 *) rmp);
2449 vl_api_nat64_st_dump_t_handler (vl_api_nat64_st_dump_t * mp)
2451 vl_api_registration_t *reg;
2452 nat64_main_t *nm = &nat64_main;
2455 reg = vl_api_client_index_to_registration (mp->client_index);
2459 nat64_api_walk_ctx_t ctx = {
2461 .context = mp->context,
2465 vec_foreach (db, nm->db)
2468 nat64_db_st_walk (db, mp->proto, nat64_api_st_walk, &ctx);
2474 vl_api_nat64_st_dump_t_print (vl_api_nat64_st_dump_t * mp, void *handle)
2478 s = format (0, "SCRIPT: snat_st_dump protocol %d", mp->proto);
2484 vl_api_nat64_add_del_prefix_t_handler (vl_api_nat64_add_del_prefix_t * mp)
2486 vl_api_nat64_add_del_prefix_reply_t *rmp;
2487 snat_main_t *sm = &snat_main;
2488 ip6_address_t prefix;
2491 memcpy (&prefix.as_u8, mp->prefix.address, 16);
2494 nat64_add_del_prefix (&prefix, mp->prefix.len,
2495 clib_net_to_host_u32 (mp->vrf_id), mp->is_add);
2496 REPLY_MACRO (VL_API_NAT64_ADD_DEL_PREFIX_REPLY);
2500 vl_api_nat64_add_del_prefix_t_print (vl_api_nat64_add_del_prefix_t * mp,
2505 s = format (0, "SCRIPT: nat64_add_del_prefix %U/%u vrf_id %u %s\n",
2506 format_ip6_address, mp->prefix.address, mp->prefix.len,
2507 ntohl (mp->vrf_id), mp->is_add ? "" : "del");
2513 nat64_api_prefix_walk (nat64_prefix_t * p, void *arg)
2515 vl_api_nat64_prefix_details_t *rmp;
2516 snat_main_t *sm = &snat_main;
2517 nat64_api_walk_ctx_t *ctx = arg;
2519 rmp = vl_msg_api_alloc (sizeof (*rmp));
2520 clib_memset (rmp, 0, sizeof (*rmp));
2521 rmp->_vl_msg_id = ntohs (VL_API_NAT64_PREFIX_DETAILS + sm->msg_id_base);
2522 clib_memcpy (rmp->prefix.address, &(p->prefix), 16);
2523 rmp->prefix.len = p->plen;
2524 rmp->vrf_id = ntohl (p->vrf_id);
2525 rmp->context = ctx->context;
2527 vl_api_send_msg (ctx->reg, (u8 *) rmp);
2533 vl_api_nat64_prefix_dump_t_handler (vl_api_nat64_prefix_dump_t * mp)
2535 vl_api_registration_t *reg;
2537 reg = vl_api_client_index_to_registration (mp->client_index);
2541 nat64_api_walk_ctx_t ctx = {
2543 .context = mp->context,
2546 nat64_prefix_walk (nat64_api_prefix_walk, &ctx);
2550 vl_api_nat64_prefix_dump_t_print (vl_api_nat64_prefix_dump_t * mp,
2555 s = format (0, "SCRIPT: nat64_prefix_dump\n");
2561 vl_api_nat64_add_del_interface_addr_t_handler
2562 (vl_api_nat64_add_del_interface_addr_t * mp)
2564 snat_main_t *sm = &snat_main;
2565 vl_api_nat64_add_del_interface_addr_reply_t *rmp;
2566 u32 sw_if_index = ntohl (mp->sw_if_index);
2569 VALIDATE_SW_IF_INDEX (mp);
2571 rv = nat64_add_interface_address (sw_if_index, mp->is_add);
2573 BAD_SW_IF_INDEX_LABEL;
2575 REPLY_MACRO (VL_API_NAT64_ADD_DEL_INTERFACE_ADDR_REPLY);
2578 static void *vl_api_nat64_add_del_interface_addr_t_print
2579 (vl_api_nat64_add_del_interface_addr_t * mp, void *handle)
2583 s = format (0, "SCRIPT: nat64_add_del_interface_addr ");
2584 s = format (s, "sw_if_index %d %s",
2585 clib_host_to_net_u32 (mp->sw_if_index),
2586 mp->is_add ? "" : "del");
2591 /* List of message types that this plugin understands */
2592 #define foreach_snat_plugin_api_msg \
2593 _(NAT_CONTROL_PING, nat_control_ping) \
2594 _(NAT_SHOW_CONFIG, nat_show_config) \
2595 _(NAT_SET_WORKERS, nat_set_workers) \
2596 _(NAT_WORKER_DUMP, nat_worker_dump) \
2597 _(NAT44_DEL_USER, nat44_del_user) \
2598 _(NAT44_SET_SESSION_LIMIT, nat44_set_session_limit) \
2599 _(NAT_SET_LOG_LEVEL, nat_set_log_level) \
2600 _(NAT_IPFIX_ENABLE_DISABLE, nat_ipfix_enable_disable) \
2601 _(NAT_SET_TIMEOUTS, nat_set_timeouts) \
2602 _(NAT_GET_TIMEOUTS, nat_get_timeouts) \
2603 _(NAT_SET_ADDR_AND_PORT_ALLOC_ALG, nat_set_addr_and_port_alloc_alg) \
2604 _(NAT_GET_ADDR_AND_PORT_ALLOC_ALG, nat_get_addr_and_port_alloc_alg) \
2605 _(NAT_SET_MSS_CLAMPING, nat_set_mss_clamping) \
2606 _(NAT_GET_MSS_CLAMPING, nat_get_mss_clamping) \
2607 _(NAT_HA_SET_LISTENER, nat_ha_set_listener) \
2608 _(NAT_HA_SET_FAILOVER, nat_ha_set_failover) \
2609 _(NAT_HA_GET_LISTENER, nat_ha_get_listener) \
2610 _(NAT_HA_GET_FAILOVER, nat_ha_get_failover) \
2611 _(NAT_HA_FLUSH, nat_ha_flush) \
2612 _(NAT_HA_RESYNC, nat_ha_resync) \
2613 _(NAT44_ADD_DEL_ADDRESS_RANGE, nat44_add_del_address_range) \
2614 _(NAT44_INTERFACE_ADD_DEL_FEATURE, nat44_interface_add_del_feature) \
2615 _(NAT44_ADD_DEL_STATIC_MAPPING, nat44_add_del_static_mapping) \
2616 _(NAT44_ADD_DEL_IDENTITY_MAPPING, nat44_add_del_identity_mapping) \
2617 _(NAT44_STATIC_MAPPING_DUMP, nat44_static_mapping_dump) \
2618 _(NAT44_IDENTITY_MAPPING_DUMP, nat44_identity_mapping_dump) \
2619 _(NAT44_ADDRESS_DUMP, nat44_address_dump) \
2620 _(NAT44_INTERFACE_DUMP, nat44_interface_dump) \
2621 _(NAT44_ADD_DEL_INTERFACE_ADDR, nat44_add_del_interface_addr) \
2622 _(NAT44_INTERFACE_ADDR_DUMP, nat44_interface_addr_dump) \
2623 _(NAT44_USER_DUMP, nat44_user_dump) \
2624 _(NAT44_USER_SESSION_DUMP, nat44_user_session_dump) \
2625 _(NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE, \
2626 nat44_interface_add_del_output_feature) \
2627 _(NAT44_INTERFACE_OUTPUT_FEATURE_DUMP, \
2628 nat44_interface_output_feature_dump) \
2629 _(NAT44_ADD_DEL_LB_STATIC_MAPPING, nat44_add_del_lb_static_mapping) \
2630 _(NAT44_LB_STATIC_MAPPING_ADD_DEL_LOCAL, \
2631 nat44_lb_static_mapping_add_del_local) \
2632 _(NAT44_LB_STATIC_MAPPING_DUMP, nat44_lb_static_mapping_dump) \
2633 _(NAT44_DEL_SESSION, nat44_del_session) \
2634 _(NAT44_FORWARDING_ENABLE_DISABLE, nat44_forwarding_enable_disable) \
2635 _(NAT44_FORWARDING_IS_ENABLED, nat44_forwarding_is_enabled) \
2636 _(NAT64_ADD_DEL_POOL_ADDR_RANGE, nat64_add_del_pool_addr_range) \
2637 _(NAT64_POOL_ADDR_DUMP, nat64_pool_addr_dump) \
2638 _(NAT64_ADD_DEL_INTERFACE, nat64_add_del_interface) \
2639 _(NAT64_INTERFACE_DUMP, nat64_interface_dump) \
2640 _(NAT64_ADD_DEL_STATIC_BIB, nat64_add_del_static_bib) \
2641 _(NAT64_BIB_DUMP, nat64_bib_dump) \
2642 _(NAT64_ST_DUMP, nat64_st_dump) \
2643 _(NAT64_ADD_DEL_PREFIX, nat64_add_del_prefix) \
2644 _(NAT64_PREFIX_DUMP, nat64_prefix_dump) \
2645 _(NAT64_ADD_DEL_INTERFACE_ADDR, nat64_add_del_interface_addr)
2647 /* Set up the API message handling tables */
2648 static clib_error_t *
2649 snat_plugin_api_hookup (vlib_main_t * vm)
2651 snat_main_t *sm __attribute__ ((unused)) = &snat_main;
2653 vl_msg_api_set_handlers((VL_API_##N + sm->msg_id_base), \
2655 vl_api_##n##_t_handler, \
2657 vl_api_##n##_t_endian, \
2658 vl_api_##n##_t_print, \
2659 sizeof(vl_api_##n##_t), 1);
2660 foreach_snat_plugin_api_msg;
2666 #define vl_msg_name_crc_list
2667 #include <nat/nat_all_api_h.h>
2668 #undef vl_msg_name_crc_list
2671 setup_message_id_table (snat_main_t * sm, api_main_t * am)
2673 #define _(id,n,crc) \
2674 vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + sm->msg_id_base);
2675 foreach_vl_msg_name_crc_nat;
2680 plugin_custom_dump_configure (snat_main_t * sm)
2682 #define _(n,f) sm->api_main->msg_print_handlers \
2683 [VL_API_##n + sm->msg_id_base] \
2684 = (void *) vl_api_##f##_t_print;
2685 foreach_snat_plugin_api_msg;
2690 snat_api_init (vlib_main_t * vm, snat_main_t * sm)
2693 clib_error_t *error = 0;
2695 name = format (0, "nat_%08x%c", api_version, 0);
2697 /* Ask for a correctly-sized block of API message decode slots */
2699 vl_msg_api_get_msg_ids ((char *) name, VL_MSG_FIRST_AVAILABLE);
2701 error = snat_plugin_api_hookup (vm);
2703 /* Add our API messages to the global name_crc hash table */
2704 setup_message_id_table (sm, sm->api_main);
2706 plugin_custom_dump_configure (sm);
2714 * fd.io coding-style-patch-verification: ON
2717 * eval: (c-set-style "gnu")