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/nat_inlines.h>
23 #include <nat/nat44/inlines.h>
24 #include <nat/lib/nat_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/lib/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;
102 REPLY_MACRO2 (VL_API_NAT_SHOW_CONFIG_REPLY,
104 rmp->translation_buckets = htonl (sm->translation_buckets);
105 rmp->translation_memory_size = clib_host_to_net_u32 (
106 sm->translation_memory_size > 0xffffffffULL
108 : (u32)sm->translation_memory_size);
109 rmp->user_buckets = htonl (sm->user_buckets);
110 rmp->user_memory_size = clib_host_to_net_u64 (sm->user_memory_size);
111 rmp->max_translations_per_user = htonl (sm->max_translations_per_user);
112 rmp->outside_vrf_id = htonl (sm->outside_vrf_id);
113 rmp->inside_vrf_id = htonl (sm->inside_vrf_id);
114 rmp->static_mapping_only = sm->static_mapping_only;
115 rmp->static_mapping_connection_tracking =
116 sm->static_mapping_connection_tracking;
117 rmp->endpoint_dependent = sm->endpoint_dependent;
118 rmp->out2in_dpo = sm->out2in_dpo;
119 // these are obsolete
121 rmp->deterministic = 0;
122 rmp->nat64_bib_buckets = 0;
123 rmp->nat64_bib_memory_size = 0;
124 rmp->nat64_st_buckets = 0;
125 rmp->nat64_st_memory_size = 0;
131 vl_api_nat_show_config_t_print (vl_api_nat_show_config_t * mp, void *handle)
135 s = format (0, "SCRIPT: nat_show_config ");
141 vl_api_nat_show_config_2_t_handler (vl_api_nat_show_config_2_t * mp)
143 vl_api_nat_show_config_2_reply_t *rmp;
144 snat_main_t *sm = &snat_main;
148 REPLY_MACRO2 (VL_API_NAT_SHOW_CONFIG_2_REPLY,
150 rmp->translation_buckets = htonl (sm->translation_buckets);
151 rmp->translation_memory_size = clib_host_to_net_u64 (sm->translation_memory_size);
152 rmp->user_buckets = htonl (sm->user_buckets);
153 rmp->user_memory_size = clib_host_to_net_u64 (sm->user_memory_size);
154 rmp->max_translations_per_user = htonl (sm->max_translations_per_user);
155 rmp->outside_vrf_id = htonl (sm->outside_vrf_id);
156 rmp->inside_vrf_id = htonl (sm->inside_vrf_id);
157 rmp->static_mapping_only = sm->static_mapping_only;
158 rmp->static_mapping_connection_tracking =
159 sm->static_mapping_connection_tracking;
160 rmp->endpoint_dependent = sm->endpoint_dependent;
161 rmp->out2in_dpo = sm->out2in_dpo;
162 rmp->max_translations_per_thread = clib_net_to_host_u32(sm->max_translations_per_thread);
163 rmp->max_users_per_thread = clib_net_to_host_u32(sm->max_users_per_thread);
164 // these are obsolete
166 rmp->deterministic = 0;
167 rmp->nat64_bib_buckets = 0;
168 rmp->nat64_bib_memory_size = 0;
169 rmp->nat64_st_buckets = 0;
170 rmp->nat64_st_memory_size = 0;
176 vl_api_nat_show_config_2_t_print (vl_api_nat_show_config_t * mp, void *handle)
180 s = format (0, "SCRIPT: nat_show_config_2 ");
186 vl_api_nat_set_workers_t_handler (vl_api_nat_set_workers_t * mp)
188 snat_main_t *sm = &snat_main;
189 vl_api_nat_set_workers_reply_t *rmp;
194 mask = clib_net_to_host_u64 (mp->worker_mask);
196 if (sm->num_workers < 2)
198 rv = VNET_API_ERROR_FEATURE_DISABLED;
202 bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask));
203 rv = snat_set_workers (bitmap);
204 clib_bitmap_free (bitmap);
207 REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
211 vl_api_nat_set_workers_t_print (vl_api_nat_set_workers_t * mp, void *handle)
217 u64 mask = clib_net_to_host_u64 (mp->worker_mask);
219 s = format (0, "SCRIPT: nat_set_workers ");
220 bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask));
222 clib_bitmap_foreach (i, bitmap,
225 s = format (s, "%d", i);
227 s = format (s, ",%d", i);
231 clib_bitmap_free (bitmap);
236 send_nat_worker_details (u32 worker_index, vl_api_registration_t * reg,
239 vl_api_nat_worker_details_t *rmp;
240 snat_main_t *sm = &snat_main;
241 vlib_worker_thread_t *w =
242 vlib_worker_threads + worker_index + sm->first_worker_index;
244 rmp = vl_msg_api_alloc (sizeof (*rmp));
245 clib_memset (rmp, 0, sizeof (*rmp));
246 rmp->_vl_msg_id = ntohs (VL_API_NAT_WORKER_DETAILS + sm->msg_id_base);
247 rmp->context = context;
248 rmp->worker_index = htonl (worker_index);
249 rmp->lcore_id = htonl (w->cpu_id);
250 strncpy ((char *) rmp->name, (char *) w->name, ARRAY_LEN (rmp->name) - 1);
252 vl_api_send_msg (reg, (u8 *) rmp);
256 vl_api_nat_worker_dump_t_handler (vl_api_nat_worker_dump_t * mp)
258 vl_api_registration_t *reg;
259 snat_main_t *sm = &snat_main;
262 reg = vl_api_client_index_to_registration (mp->client_index);
267 vec_foreach (worker_index, sm->workers)
268 send_nat_worker_details(*worker_index, reg, mp->context);
273 vl_api_nat_worker_dump_t_print (vl_api_nat_worker_dump_t * mp, void *handle)
277 s = format (0, "SCRIPT: nat_worker_dump ");
283 vl_api_nat44_set_session_limit_t_handler (vl_api_nat44_set_session_limit_t *
286 snat_main_t *sm = &snat_main;
287 vl_api_nat44_set_session_limit_reply_t *rmp;
290 rv = nat44_set_session_limit
291 (ntohl (mp->session_limit), ntohl (mp->vrf_id));
293 REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
297 vl_api_nat44_set_session_limit_t_print (vl_api_nat44_set_session_limit_t *
302 s = format (0, "SCRIPT: nat44_set_session_limit ");
303 s = format (s, "session_limit %d", ntohl (mp->session_limit));
304 s = format (s, "vrf_id %d", ntohl (mp->vrf_id));
310 vl_api_nat_set_log_level_t_handler (vl_api_nat_set_log_level_t * mp)
312 snat_main_t *sm = &snat_main;
313 vl_api_nat_set_log_level_reply_t *rmp;
316 if (sm->log_level > NAT_LOG_DEBUG)
317 rv = VNET_API_ERROR_UNSUPPORTED;
319 sm->log_level = mp->log_level;
321 REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
325 vl_api_nat_set_log_level_t_print (vl_api_nat_set_log_level_t *
330 s = format (0, "SCRIPT: nat_set_log_level ");
331 s = format (s, "log_level %d", mp->log_level);
337 vl_api_nat44_plugin_enable_disable_t_handler
338 (vl_api_nat44_plugin_enable_disable_t * mp)
340 snat_main_t *sm = &snat_main;
341 nat44_config_t c = { 0 };
342 vl_api_nat44_plugin_enable_disable_reply_t *rmp;
347 c.endpoint_dependent = mp->flags & NAT44_API_IS_ENDPOINT_DEPENDENT;
348 c.static_mapping_only = mp->flags & NAT44_API_IS_STATIC_MAPPING_ONLY;
349 c.connection_tracking = mp->flags & NAT44_API_IS_CONNECTION_TRACKING;
350 c.out2in_dpo = mp->flags & NAT44_API_IS_OUT2IN_DPO;
352 c.inside_vrf = ntohl (mp->inside_vrf);
353 c.outside_vrf = ntohl (mp->outside_vrf);
355 c.users = ntohl (mp->users);
356 c.user_memory = ntohl (mp->user_memory);
358 c.sessions = ntohl (mp->sessions);
359 c.session_memory = ntohl (mp->session_memory);
361 c.user_sessions = ntohl (mp->user_sessions);
363 rv = nat44_plugin_enable (c);
366 rv = nat44_plugin_disable ();
368 REPLY_MACRO (VL_API_NAT44_PLUGIN_ENABLE_DISABLE_REPLY);
371 static void *vl_api_nat44_plugin_enable_disable_t_print
372 (vl_api_nat44_plugin_enable_disable_t * mp, void *handle)
377 s = format (0, "SCRIPT: nat44_plugin_enable_disable ");
380 s = format (s, "enable ");
381 if (mp->flags & NAT44_API_IS_ENDPOINT_DEPENDENT)
382 s = format (s, "endpoint-dependent ");
384 s = format (s, "endpoint-indepenednet ");
385 if (mp->flags & NAT44_API_IS_STATIC_MAPPING_ONLY)
386 s = format (s, "static_mapping_only ");
387 if (mp->flags & NAT44_API_IS_CONNECTION_TRACKING)
388 s = format (s, "connection_tracking ");
389 if (mp->flags & NAT44_API_IS_OUT2IN_DPO)
390 s = format (s, "out2in_dpo ");
391 val = ntohl (mp->inside_vrf);
393 s = format (s, "inside_vrf %u ", val);
394 val = ntohl (mp->outside_vrf);
396 s = format (s, "outside_vrf %u ", val);
397 val = ntohl (mp->users);
399 s = format (s, "users %u ", val);
400 val = ntohl (mp->user_memory);
402 s = format (s, "user_memory %u ", val);
403 val = ntohl (mp->sessions);
405 s = format (s, "sessions %u ", val);
406 val = ntohl (mp->session_memory);
408 s = format (s, "session_memory %u ", val);
409 val = ntohl (mp->user_sessions);
411 s = format (s, "user_sessions %u ", val);
414 s = format (s, "disable ");
420 vl_api_nat_ipfix_enable_disable_t_handler (vl_api_nat_ipfix_enable_disable_t *
423 snat_main_t *sm = &snat_main;
424 vl_api_nat_ipfix_enable_disable_reply_t *rmp;
427 rv = nat_ipfix_logging_enable_disable (mp->enable,
430 clib_host_to_net_u16 (mp->src_port));
432 REPLY_MACRO (VL_API_NAT_IPFIX_ENABLE_DISABLE_REPLY);
436 vl_api_nat_ipfix_enable_disable_t_print (vl_api_nat_ipfix_enable_disable_t *
441 s = format (0, "SCRIPT: nat_ipfix_enable_disable ");
443 s = format (s, "domain %d ", clib_net_to_host_u32 (mp->domain_id));
445 s = format (s, "src_port %d ", clib_net_to_host_u16 (mp->src_port));
447 s = format (s, "disable ");
453 vl_api_nat_set_timeouts_t_handler (vl_api_nat_set_timeouts_t * mp)
455 snat_main_t *sm = &snat_main;
456 vl_api_nat_set_timeouts_reply_t *rmp;
459 sm->udp_timeout = ntohl (mp->udp);
460 sm->tcp_established_timeout = ntohl (mp->tcp_established);
461 sm->tcp_transitory_timeout = ntohl (mp->tcp_transitory);
462 sm->icmp_timeout = ntohl (mp->icmp);
464 REPLY_MACRO (VL_API_NAT_SET_TIMEOUTS_REPLY);
468 vl_api_nat_set_timeouts_t_print (vl_api_nat_set_timeouts_t * mp, void *handle)
472 s = format (0, "SCRIPT: nat_set_timeouts ");
473 s = format (s, "udp %d tcp_established %d tcp_transitory %d icmp %d\n",
475 ntohl (mp->tcp_established),
476 ntohl (mp->tcp_transitory), ntohl (mp->icmp));
482 vl_api_nat_get_timeouts_t_handler (vl_api_nat_get_timeouts_t * mp)
484 snat_main_t *sm = &snat_main;
485 vl_api_nat_get_timeouts_reply_t *rmp;
489 REPLY_MACRO2 (VL_API_NAT_GET_TIMEOUTS_REPLY,
491 rmp->udp = htonl (sm->udp_timeout);
492 rmp->tcp_established = htonl (sm->tcp_established_timeout);
493 rmp->tcp_transitory = htonl (sm->tcp_transitory_timeout);
494 rmp->icmp = htonl (sm->icmp_timeout);
500 vl_api_nat_get_timeouts_t_print (vl_api_nat_get_timeouts_t * mp, void *handle)
504 s = format (0, "SCRIPT: nat_get_timeouts");
510 vl_api_nat_set_addr_and_port_alloc_alg_t_handler
511 (vl_api_nat_set_addr_and_port_alloc_alg_t * mp)
513 snat_main_t *sm = &snat_main;
514 vl_api_nat_set_addr_and_port_alloc_alg_reply_t *rmp;
516 u16 port_start, port_end;
520 case NAT_ADDR_AND_PORT_ALLOC_ALG_DEFAULT:
521 nat_set_alloc_addr_and_port_default ();
523 case NAT_ADDR_AND_PORT_ALLOC_ALG_MAPE:
524 nat_set_alloc_addr_and_port_mape (ntohs (mp->psid), mp->psid_offset,
527 case NAT_ADDR_AND_PORT_ALLOC_ALG_RANGE:
528 port_start = ntohs (mp->start_port);
529 port_end = ntohs (mp->end_port);
530 if (port_end <= port_start)
532 rv = VNET_API_ERROR_INVALID_VALUE;
535 nat_set_alloc_addr_and_port_range (port_start, port_end);
538 rv = VNET_API_ERROR_INVALID_VALUE;
543 REPLY_MACRO (VL_API_NAT_SET_ADDR_AND_PORT_ALLOC_ALG_REPLY);
546 static void *vl_api_nat_set_addr_and_port_alloc_alg_t_print
547 (vl_api_nat_set_addr_and_port_alloc_alg_t * mp, void *handle)
551 s = format (0, "SCRIPT: nat_set_addr_and_port_alloc_alg ");
552 s = format (s, "alg %d psid_offset %d psid_length %d psid %d start_port %d "
554 ntohl (mp->alg), ntohl (mp->psid_offset),
555 ntohl (mp->psid_length), ntohs (mp->psid),
556 ntohs (mp->start_port), ntohs (mp->end_port));
562 vl_api_nat_get_addr_and_port_alloc_alg_t_handler
563 (vl_api_nat_get_addr_and_port_alloc_alg_t * mp)
565 snat_main_t *sm = &snat_main;
566 vl_api_nat_get_addr_and_port_alloc_alg_reply_t *rmp;
570 REPLY_MACRO2 (VL_API_NAT_GET_ADDR_AND_PORT_ALLOC_ALG_REPLY,
572 rmp->alg = sm->addr_and_port_alloc_alg;
573 rmp->psid_offset = sm->psid_offset;
574 rmp->psid_length = sm->psid_length;
575 rmp->psid = htons (sm->psid);
576 rmp->start_port = htons (sm->start_port);
577 rmp->end_port = htons (sm->end_port);
582 static void *vl_api_nat_get_addr_and_port_alloc_alg_t_print
583 (vl_api_nat_get_addr_and_port_alloc_alg_t * mp, void *handle)
587 s = format (0, "SCRIPT: nat_get_addr_and_port_alloc_alg");
593 vl_api_nat_set_mss_clamping_t_handler (vl_api_nat_set_mss_clamping_t * mp)
595 snat_main_t *sm = &snat_main;
596 vl_api_nat_set_mss_clamping_reply_t *rmp;
600 sm->mss_clamping = ntohs (mp->mss_value);
602 sm->mss_clamping = 0;
604 REPLY_MACRO (VL_API_NAT_SET_MSS_CLAMPING_REPLY);
608 vl_api_nat_set_mss_clamping_t_print (vl_api_nat_set_mss_clamping_t * mp,
613 s = format (0, "SCRIPT: nat_set_mss_clamping enable %d mss_value %d\n",
614 mp->enable, ntohs (mp->mss_value));
620 vl_api_nat_get_mss_clamping_t_handler (vl_api_nat_get_mss_clamping_t * mp)
622 snat_main_t *sm = &snat_main;
623 vl_api_nat_get_mss_clamping_reply_t *rmp;
627 REPLY_MACRO2 (VL_API_NAT_GET_MSS_CLAMPING_REPLY,
629 rmp->enable = sm->mss_clamping ? 1 : 0;
630 rmp->mss_value = htons (sm->mss_clamping);
636 vl_api_nat_get_mss_clamping_t_print (vl_api_nat_get_mss_clamping_t * mp,
641 s = format (0, "SCRIPT: nat_get_mss_clamping");
647 vl_api_nat_ha_set_listener_t_handler (vl_api_nat_ha_set_listener_t * mp)
649 snat_main_t *sm = &snat_main;
650 vl_api_nat_ha_set_listener_reply_t *rmp;
654 memcpy (&addr, &mp->ip_address, sizeof (addr));
656 nat_ha_set_listener (&addr, clib_net_to_host_u16 (mp->port),
657 clib_net_to_host_u32 (mp->path_mtu));
659 REPLY_MACRO (VL_API_NAT_HA_SET_LISTENER_REPLY);
663 vl_api_nat_ha_set_listener_t_print (vl_api_nat_ha_set_listener_t * mp,
668 s = format (0, "SCRIPT: nat_ha_set_listener ");
669 s = format (s, "ip_address %U ", format_ip4_address, mp->ip_address);
670 s = format (s, "port %d ", clib_net_to_host_u16 (mp->port));
671 s = format (s, "path_mtu %d", clib_net_to_host_u32 (mp->path_mtu));
677 vl_api_nat_ha_get_listener_t_handler (vl_api_nat_ha_get_listener_t * mp)
679 snat_main_t *sm = &snat_main;
680 vl_api_nat_ha_get_listener_reply_t *rmp;
686 nat_ha_get_listener (&addr, &port, &path_mtu);
689 REPLY_MACRO2 (VL_API_NAT_HA_GET_LISTENER_REPLY,
691 clib_memcpy (rmp->ip_address, &addr, sizeof (ip4_address_t));
692 rmp->port = clib_host_to_net_u16 (port);
693 rmp->path_mtu = clib_host_to_net_u32 (path_mtu);
699 vl_api_nat_ha_get_listener_t_print (vl_api_nat_ha_get_listener_t * mp,
704 s = format (0, "SCRIPT: nat_ha_get_listener");
710 vl_api_nat_ha_set_failover_t_handler (vl_api_nat_ha_set_failover_t * mp)
712 snat_main_t *sm = &snat_main;
713 vl_api_nat_ha_set_failover_reply_t *rmp;
717 memcpy (&addr, &mp->ip_address, sizeof (addr));
719 nat_ha_set_failover (&addr, clib_net_to_host_u16 (mp->port),
720 clib_net_to_host_u32 (mp->session_refresh_interval));
722 REPLY_MACRO (VL_API_NAT_HA_SET_FAILOVER_REPLY);
726 vl_api_nat_ha_set_failover_t_print (vl_api_nat_ha_set_failover_t * mp,
731 s = format (0, "SCRIPT: nat_ha_set_failover ");
732 s = format (s, "ip_address %U ", format_ip4_address, mp->ip_address);
733 s = format (s, "port %d ", clib_net_to_host_u16 (mp->port));
739 vl_api_nat_ha_get_failover_t_handler (vl_api_nat_ha_get_failover_t * mp)
741 snat_main_t *sm = &snat_main;
742 vl_api_nat_ha_get_failover_reply_t *rmp;
746 u32 session_refresh_interval;
748 nat_ha_get_failover (&addr, &port, &session_refresh_interval);
751 REPLY_MACRO2 (VL_API_NAT_HA_GET_FAILOVER_REPLY,
753 clib_memcpy (rmp->ip_address, &addr, sizeof (ip4_address_t));
754 rmp->port = clib_host_to_net_u16 (port);
755 rmp->session_refresh_interval = clib_host_to_net_u32 (session_refresh_interval);
761 vl_api_nat_ha_get_failover_t_print (vl_api_nat_ha_get_failover_t * mp,
766 s = format (0, "SCRIPT: nat_ha_get_failover");
772 vl_api_nat_ha_flush_t_handler (vl_api_nat_ha_flush_t * mp)
774 snat_main_t *sm = &snat_main;
775 vl_api_nat_ha_flush_reply_t *rmp;
780 REPLY_MACRO (VL_API_NAT_HA_FLUSH_REPLY);
784 vl_api_nat_ha_flush_t_print (vl_api_nat_ha_flush_t * mp, void *handle)
788 s = format (0, "SCRIPT: nat_ha_flush ");
794 nat_ha_resync_completed_event_cb (u32 client_index, u32 pid, u32 missed_count)
796 snat_main_t *sm = &snat_main;
797 vl_api_registration_t *reg;
798 vl_api_nat_ha_resync_completed_event_t *mp;
800 reg = vl_api_client_index_to_registration (client_index);
804 mp = vl_msg_api_alloc (sizeof (*mp));
805 clib_memset (mp, 0, sizeof (*mp));
806 mp->client_index = client_index;
808 mp->missed_count = clib_host_to_net_u32 (missed_count);
810 ntohs (VL_API_NAT_HA_RESYNC_COMPLETED_EVENT + sm->msg_id_base);
812 vl_api_send_msg (reg, (u8 *) mp);
816 vl_api_nat_ha_resync_t_handler (vl_api_nat_ha_resync_t * mp)
818 snat_main_t *sm = &snat_main;
819 vl_api_nat_ha_resync_reply_t *rmp;
823 nat_ha_resync (mp->client_index, mp->pid,
824 mp->want_resync_event ? nat_ha_resync_completed_event_cb :
827 REPLY_MACRO (VL_API_NAT_HA_RESYNC_REPLY);
831 vl_api_nat_ha_resync_t_print (vl_api_nat_ha_resync_t * mp, void *handle)
835 s = format (0, "SCRIPT: nat_ha_resync ");
837 format (s, "want_resync_event %d pid %d", mp->want_resync_event,
838 clib_host_to_net_u32 (mp->pid));
847 vl_api_nat44_del_user_t_handler (vl_api_nat44_del_user_t * mp)
849 snat_main_t *sm = &snat_main;
850 vl_api_nat44_del_user_reply_t *rmp;
853 memcpy (&addr.as_u8, mp->ip_address, 4);
854 rv = nat44_user_del (&addr, ntohl (mp->fib_index));
855 REPLY_MACRO (VL_API_NAT44_DEL_USER_REPLY);
858 static void *vl_api_nat44_del_user_t_print
859 (vl_api_nat44_del_user_t * mp, void *handle)
862 s = format (0, "SCRIPT: nat44_del_user ");
863 s = format (s, "ip_address %U fib_index %U ",
864 format_ip4_address, mp->ip_address, ntohl (mp->fib_index));
869 vl_api_nat44_add_del_address_range_t_handler
870 (vl_api_nat44_add_del_address_range_t * mp)
872 snat_main_t *sm = &snat_main;
873 vl_api_nat44_add_del_address_range_reply_t *rmp;
874 ip4_address_t this_addr;
875 u8 is_add, twice_nat;
876 u32 start_host_order, end_host_order;
882 if (sm->static_mapping_only)
884 rv = VNET_API_ERROR_FEATURE_DISABLED;
889 twice_nat = mp->flags & NAT_API_IS_TWICE_NAT;
891 tmp = (u32 *) mp->first_ip_address;
892 start_host_order = clib_host_to_net_u32 (tmp[0]);
893 tmp = (u32 *) mp->last_ip_address;
894 end_host_order = clib_host_to_net_u32 (tmp[0]);
896 count = (end_host_order - start_host_order) + 1;
898 vrf_id = clib_host_to_net_u32 (mp->vrf_id);
901 nat_log_info ("%U - %U, %d addresses...",
902 format_ip4_address, mp->first_ip_address,
903 format_ip4_address, mp->last_ip_address, count);
905 memcpy (&this_addr.as_u8, mp->first_ip_address, 4);
907 for (i = 0; i < count; i++)
910 rv = snat_add_address (sm, &this_addr, vrf_id, twice_nat);
912 rv = snat_del_address (sm, this_addr, 0, twice_nat);
918 nat44_add_del_address_dpo (this_addr, is_add);
920 increment_v4_address (&this_addr);
924 REPLY_MACRO (VL_API_NAT44_ADD_DEL_ADDRESS_RANGE_REPLY);
927 static void *vl_api_nat44_add_del_address_range_t_print
928 (vl_api_nat44_add_del_address_range_t * mp, void *handle)
932 s = format (0, "SCRIPT: nat44_add_address_range ");
933 s = format (s, "%U ", format_ip4_address, mp->first_ip_address);
934 if (memcmp (mp->first_ip_address, mp->last_ip_address, 4))
936 s = format (s, " - %U ", format_ip4_address, mp->last_ip_address);
938 s = format (s, "twice_nat %d ", mp->flags & NAT_API_IS_TWICE_NAT);
943 send_nat44_address_details (snat_address_t * a,
944 vl_api_registration_t * reg, u32 context,
947 vl_api_nat44_address_details_t *rmp;
948 snat_main_t *sm = &snat_main;
950 rmp = vl_msg_api_alloc (sizeof (*rmp));
951 clib_memset (rmp, 0, sizeof (*rmp));
952 rmp->_vl_msg_id = ntohs (VL_API_NAT44_ADDRESS_DETAILS + sm->msg_id_base);
953 clib_memcpy (rmp->ip_address, &(a->addr), 4);
954 if (a->fib_index != ~0)
956 fib_table_t *fib = fib_table_get (a->fib_index, FIB_PROTOCOL_IP4);
957 rmp->vrf_id = ntohl (fib->ft_table_id);
962 rmp->flags |= NAT_API_IS_TWICE_NAT;
963 rmp->context = context;
965 vl_api_send_msg (reg, (u8 *) rmp);
969 vl_api_nat44_address_dump_t_handler (vl_api_nat44_address_dump_t * mp)
971 vl_api_registration_t *reg;
972 snat_main_t *sm = &snat_main;
975 reg = vl_api_client_index_to_registration (mp->client_index);
980 vec_foreach (a, sm->addresses)
981 send_nat44_address_details (a, reg, mp->context, 0);
982 vec_foreach (a, sm->twice_nat_addresses)
983 send_nat44_address_details (a, reg, mp->context, 1);
988 vl_api_nat44_address_dump_t_print (vl_api_nat44_address_dump_t * mp,
993 s = format (0, "SCRIPT: nat44_address_dump ");
999 vl_api_nat44_interface_add_del_feature_t_handler
1000 (vl_api_nat44_interface_add_del_feature_t * mp)
1002 snat_main_t *sm = &snat_main;
1003 vl_api_nat44_interface_add_del_feature_reply_t *rmp;
1004 u32 sw_if_index = ntohl (mp->sw_if_index);
1008 is_del = !mp->is_add;
1010 VALIDATE_SW_IF_INDEX (mp);
1013 snat_interface_add_del (sw_if_index, mp->flags & NAT_API_IS_INSIDE,
1016 BAD_SW_IF_INDEX_LABEL;
1018 REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_FEATURE_REPLY);
1021 static void *vl_api_nat44_interface_add_del_feature_t_print
1022 (vl_api_nat44_interface_add_del_feature_t * mp, void *handle)
1026 s = format (0, "SCRIPT: nat44_interface_add_del_feature ");
1027 s = format (s, "sw_if_index %d %s %s",
1028 clib_host_to_net_u32 (mp->sw_if_index),
1029 mp->flags & NAT_API_IS_INSIDE ? "in" : "out",
1030 mp->is_add ? "" : "del");
1036 send_nat44_interface_details (snat_interface_t * i,
1037 vl_api_registration_t * reg, u32 context)
1039 vl_api_nat44_interface_details_t *rmp;
1040 snat_main_t *sm = &snat_main;
1042 rmp = vl_msg_api_alloc (sizeof (*rmp));
1043 clib_memset (rmp, 0, sizeof (*rmp));
1044 rmp->_vl_msg_id = ntohs (VL_API_NAT44_INTERFACE_DETAILS + sm->msg_id_base);
1045 rmp->sw_if_index = ntohl (i->sw_if_index);
1047 if (nat_interface_is_inside (i))
1048 rmp->flags |= NAT_API_IS_INSIDE;
1049 if (nat_interface_is_outside (i))
1050 rmp->flags |= NAT_API_IS_OUTSIDE;
1052 rmp->context = context;
1054 vl_api_send_msg (reg, (u8 *) rmp);
1058 vl_api_nat44_interface_dump_t_handler (vl_api_nat44_interface_dump_t * mp)
1060 vl_api_registration_t *reg;
1061 snat_main_t *sm = &snat_main;
1062 snat_interface_t *i;
1064 reg = vl_api_client_index_to_registration (mp->client_index);
1069 pool_foreach (i, sm->interfaces,
1071 send_nat44_interface_details(i, reg, mp->context);
1077 vl_api_nat44_interface_dump_t_print (vl_api_nat44_interface_dump_t * mp,
1082 s = format (0, "SCRIPT: nat44_interface_dump ");
1088 vl_api_nat44_interface_add_del_output_feature_t_handler
1089 (vl_api_nat44_interface_add_del_output_feature_t * mp)
1091 snat_main_t *sm = &snat_main;
1092 vl_api_nat44_interface_add_del_output_feature_reply_t *rmp;
1093 u32 sw_if_index = ntohl (mp->sw_if_index);
1096 VALIDATE_SW_IF_INDEX (mp);
1098 rv = snat_interface_add_del_output_feature (sw_if_index,
1099 mp->flags & NAT_API_IS_INSIDE,
1102 BAD_SW_IF_INDEX_LABEL;
1103 REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE_REPLY);
1106 static void *vl_api_nat44_interface_add_del_output_feature_t_print
1107 (vl_api_nat44_interface_add_del_output_feature_t * mp, void *handle)
1111 s = format (0, "SCRIPT: nat44_interface_add_del_output_feature ");
1112 s = format (s, "sw_if_index %d %s %s",
1113 clib_host_to_net_u32 (mp->sw_if_index),
1114 mp->flags & NAT_API_IS_INSIDE ? "in" : "out",
1115 mp->is_add ? "" : "del");
1121 send_nat44_interface_output_feature_details (snat_interface_t * i,
1122 vl_api_registration_t * reg,
1125 vl_api_nat44_interface_output_feature_details_t *rmp;
1126 snat_main_t *sm = &snat_main;
1128 rmp = vl_msg_api_alloc (sizeof (*rmp));
1129 clib_memset (rmp, 0, sizeof (*rmp));
1131 ntohs (VL_API_NAT44_INTERFACE_OUTPUT_FEATURE_DETAILS + sm->msg_id_base);
1132 rmp->sw_if_index = ntohl (i->sw_if_index);
1133 rmp->context = context;
1135 if (nat_interface_is_inside (i))
1136 rmp->flags |= NAT_API_IS_INSIDE;
1138 vl_api_send_msg (reg, (u8 *) rmp);
1142 vl_api_nat44_interface_output_feature_dump_t_handler
1143 (vl_api_nat44_interface_output_feature_dump_t * mp)
1145 vl_api_registration_t *reg;
1146 snat_main_t *sm = &snat_main;
1147 snat_interface_t *i;
1149 reg = vl_api_client_index_to_registration (mp->client_index);
1154 pool_foreach (i, sm->output_feature_interfaces,
1156 send_nat44_interface_output_feature_details(i, reg, mp->context);
1161 static void *vl_api_nat44_interface_output_feature_dump_t_print
1162 (vl_api_nat44_interface_output_feature_dump_t * mp, void *handle)
1166 s = format (0, "SCRIPT: nat44_interface_output_feature_dump ");
1172 vl_api_nat44_add_del_static_mapping_t_handler
1173 (vl_api_nat44_add_del_static_mapping_t * mp)
1175 snat_main_t *sm = &snat_main;
1176 vl_api_nat44_add_del_static_mapping_reply_t *rmp;
1177 ip4_address_t local_addr, external_addr, pool_addr = { 0 };
1178 u16 local_port = 0, external_port = 0;
1179 u32 vrf_id, external_sw_if_index;
1180 twice_nat_type_t twice_nat = TWICE_NAT_DISABLED;
1182 nat_protocol_t proto;
1185 memcpy (&local_addr.as_u8, mp->local_ip_address, 4);
1186 memcpy (&external_addr.as_u8, mp->external_ip_address, 4);
1188 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1190 local_port = mp->local_port;
1191 external_port = mp->external_port;
1194 vrf_id = clib_net_to_host_u32 (mp->vrf_id);
1195 external_sw_if_index = clib_net_to_host_u32 (mp->external_sw_if_index);
1196 proto = ip_proto_to_nat_proto (mp->protocol);
1198 if (mp->flags & NAT_API_IS_TWICE_NAT)
1199 twice_nat = TWICE_NAT;
1200 else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT)
1201 twice_nat = TWICE_NAT_SELF;
1202 mp->tag[sizeof (mp->tag) - 1] = 0;
1203 tag = format (0, "%s", mp->tag);
1204 vec_terminate_c_string (tag);
1206 rv = snat_add_static_mapping (local_addr, external_addr, local_port,
1207 external_port, vrf_id,
1208 mp->flags & NAT_API_IS_ADDR_ONLY,
1209 external_sw_if_index, proto,
1210 mp->is_add, twice_nat,
1211 mp->flags & NAT_API_IS_OUT2IN_ONLY, tag, 0,
1215 REPLY_MACRO (VL_API_NAT44_ADD_DEL_STATIC_MAPPING_REPLY);
1219 vl_api_nat44_add_del_static_mapping_v2_t_handler
1220 (vl_api_nat44_add_del_static_mapping_v2_t * mp)
1222 snat_main_t *sm = &snat_main;
1223 vl_api_nat44_add_del_static_mapping_v2_reply_t *rmp;
1224 ip4_address_t local_addr, external_addr, pool_addr;
1225 u16 local_port = 0, external_port = 0;
1226 u32 vrf_id, external_sw_if_index;
1227 twice_nat_type_t twice_nat = TWICE_NAT_DISABLED;
1229 nat_protocol_t proto;
1232 memcpy (&pool_addr.as_u8, mp->pool_ip_address, 4);
1233 memcpy (&local_addr.as_u8, mp->local_ip_address, 4);
1234 memcpy (&external_addr.as_u8, mp->external_ip_address, 4);
1236 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1238 local_port = mp->local_port;
1239 external_port = mp->external_port;
1242 vrf_id = clib_net_to_host_u32 (mp->vrf_id);
1243 external_sw_if_index = clib_net_to_host_u32 (mp->external_sw_if_index);
1244 proto = ip_proto_to_nat_proto (mp->protocol);
1246 if (mp->flags & NAT_API_IS_TWICE_NAT)
1247 twice_nat = TWICE_NAT;
1248 else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT)
1249 twice_nat = TWICE_NAT_SELF;
1250 mp->tag[sizeof (mp->tag) - 1] = 0;
1251 tag = format (0, "%s", mp->tag);
1252 vec_terminate_c_string (tag);
1254 rv = snat_add_static_mapping (local_addr, external_addr, local_port,
1255 external_port, vrf_id,
1256 mp->flags & NAT_API_IS_ADDR_ONLY,
1257 external_sw_if_index, proto,
1258 mp->is_add, twice_nat,
1259 mp->flags & NAT_API_IS_OUT2IN_ONLY, tag, 0,
1260 pool_addr, mp->match_pool);
1263 REPLY_MACRO (VL_API_NAT44_ADD_DEL_STATIC_MAPPING_V2_REPLY);
1266 static void *vl_api_nat44_add_del_static_mapping_t_print
1267 (vl_api_nat44_add_del_static_mapping_t * mp, void *handle)
1271 s = format (0, "SCRIPT: nat44_add_del_static_mapping ");
1272 s = format (s, "protocol %d local_addr %U external_addr %U ",
1274 format_ip4_address, mp->local_ip_address,
1275 format_ip4_address, mp->external_ip_address);
1277 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1278 s = format (s, "local_port %d external_port %d ",
1279 clib_net_to_host_u16 (mp->local_port),
1280 clib_net_to_host_u16 (mp->external_port));
1282 s = format (s, "twice_nat %d out2in_only %d ",
1283 mp->flags & NAT_API_IS_TWICE_NAT,
1284 mp->flags & NAT_API_IS_OUT2IN_ONLY);
1286 if (mp->vrf_id != ~0)
1287 s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id));
1289 if (mp->external_sw_if_index != ~0)
1290 s = format (s, "external_sw_if_index %d",
1291 clib_net_to_host_u32 (mp->external_sw_if_index));
1295 static void *vl_api_nat44_add_del_static_mapping_v2_t_print
1296 (vl_api_nat44_add_del_static_mapping_v2_t * mp, void *handle)
1300 s = format (0, "SCRIPT: nat44_add_del_static_mapping_v2 ");
1301 s = format (s, "protocol %d local_addr %U external_addr %U ",
1303 format_ip4_address, mp->local_ip_address,
1304 format_ip4_address, mp->external_ip_address);
1306 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1307 s = format (s, "local_port %d external_port %d ",
1308 clib_net_to_host_u16 (mp->local_port),
1309 clib_net_to_host_u16 (mp->external_port));
1311 s = format (s, "twice_nat %d out2in_only %d ",
1312 mp->flags & NAT_API_IS_TWICE_NAT,
1313 mp->flags & NAT_API_IS_OUT2IN_ONLY);
1315 if (mp->vrf_id != ~0)
1316 s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id));
1318 if (mp->external_sw_if_index != ~0)
1319 s = format (s, "external_sw_if_index %d",
1320 clib_net_to_host_u32 (mp->external_sw_if_index));
1322 s = format (s, "match pool address %U",
1323 format_ip4_address, mp->pool_ip_address);
1329 send_nat44_static_mapping_details (snat_static_mapping_t * m,
1330 vl_api_registration_t * reg, u32 context)
1332 vl_api_nat44_static_mapping_details_t *rmp;
1333 snat_main_t *sm = &snat_main;
1334 u32 len = sizeof (*rmp);
1336 rmp = vl_msg_api_alloc (len);
1337 clib_memset (rmp, 0, len);
1339 ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base);
1341 clib_memcpy (rmp->local_ip_address, &(m->local_addr), 4);
1342 clib_memcpy (rmp->external_ip_address, &(m->external_addr), 4);
1343 rmp->external_sw_if_index = ~0;
1344 rmp->vrf_id = htonl (m->vrf_id);
1345 rmp->context = context;
1347 if (m->twice_nat == TWICE_NAT)
1348 rmp->flags |= NAT_API_IS_TWICE_NAT;
1349 else if (m->twice_nat == TWICE_NAT_SELF)
1350 rmp->flags |= NAT_API_IS_SELF_TWICE_NAT;
1352 if (is_out2in_only_static_mapping (m))
1353 rmp->flags |= NAT_API_IS_OUT2IN_ONLY;
1355 if (is_addr_only_static_mapping (m))
1357 rmp->flags |= NAT_API_IS_ADDR_ONLY;
1361 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1362 rmp->external_port = m->external_port;
1363 rmp->local_port = m->local_port;
1367 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1369 vl_api_send_msg (reg, (u8 *) rmp);
1373 send_nat44_static_map_resolve_details (snat_static_map_resolve_t * m,
1374 vl_api_registration_t * reg,
1377 vl_api_nat44_static_mapping_details_t *rmp;
1378 snat_main_t *sm = &snat_main;
1380 rmp = vl_msg_api_alloc (sizeof (*rmp));
1381 clib_memset (rmp, 0, sizeof (*rmp));
1383 ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base);
1384 clib_memcpy (rmp->local_ip_address, &(m->l_addr), 4);
1385 rmp->external_sw_if_index = htonl (m->sw_if_index);
1386 rmp->vrf_id = htonl (m->vrf_id);
1387 rmp->context = context;
1390 rmp->flags |= NAT_API_IS_TWICE_NAT;
1394 rmp->flags |= NAT_API_IS_ADDR_ONLY;
1398 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1399 rmp->external_port = m->e_port;
1400 rmp->local_port = m->l_port;
1403 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1405 vl_api_send_msg (reg, (u8 *) rmp);
1409 vl_api_nat44_static_mapping_dump_t_handler (vl_api_nat44_static_mapping_dump_t
1412 vl_api_registration_t *reg;
1413 snat_main_t *sm = &snat_main;
1414 snat_static_mapping_t *m;
1415 snat_static_map_resolve_t *rp;
1418 reg = vl_api_client_index_to_registration (mp->client_index);
1423 pool_foreach (m, sm->static_mappings,
1425 if (!is_identity_static_mapping(m) && !is_lb_static_mapping (m))
1426 send_nat44_static_mapping_details (m, reg, mp->context);
1430 for (j = 0; j < vec_len (sm->to_resolve); j++)
1432 rp = sm->to_resolve + j;
1433 if (!rp->identity_nat)
1434 send_nat44_static_map_resolve_details (rp, reg, mp->context);
1439 vl_api_nat44_static_mapping_dump_t_print (vl_api_nat44_static_mapping_dump_t *
1444 s = format (0, "SCRIPT: nat44_static_mapping_dump ");
1450 vl_api_nat44_add_del_identity_mapping_t_handler
1451 (vl_api_nat44_add_del_identity_mapping_t * mp)
1453 snat_main_t *sm = &snat_main;
1454 vl_api_nat44_add_del_identity_mapping_reply_t *rmp;
1455 ip4_address_t addr, pool_addr = { 0 };
1457 u32 vrf_id, sw_if_index;
1459 nat_protocol_t proto = NAT_PROTOCOL_OTHER;
1462 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1465 proto = ip_proto_to_nat_proto (mp->protocol);
1467 vrf_id = clib_net_to_host_u32 (mp->vrf_id);
1468 sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1469 if (sw_if_index != ~0)
1472 memcpy (&addr.as_u8, mp->ip_address, 4);
1473 mp->tag[sizeof (mp->tag) - 1] = 0;
1474 tag = format (0, "%s", mp->tag);
1475 vec_terminate_c_string (tag);
1478 snat_add_static_mapping (addr, addr, port, port, vrf_id,
1479 mp->flags & NAT_API_IS_ADDR_ONLY, sw_if_index,
1480 proto, mp->is_add, 0, 0, tag, 1, pool_addr, 0);
1483 REPLY_MACRO (VL_API_NAT44_ADD_DEL_IDENTITY_MAPPING_REPLY);
1486 static void *vl_api_nat44_add_del_identity_mapping_t_print
1487 (vl_api_nat44_add_del_identity_mapping_t * mp, void *handle)
1491 s = format (0, "SCRIPT: nat44_add_del_identity_mapping ");
1492 if (mp->sw_if_index != ~0)
1493 s = format (s, "sw_if_index %d", clib_net_to_host_u32 (mp->sw_if_index));
1495 s = format (s, "addr %U", format_ip4_address, mp->ip_address);
1497 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1499 format (s, " protocol %d port %d", mp->protocol,
1500 clib_net_to_host_u16 (mp->port));
1502 if (mp->vrf_id != ~0)
1503 s = format (s, " vrf %d", clib_net_to_host_u32 (mp->vrf_id));
1509 send_nat44_identity_mapping_details (snat_static_mapping_t * m, int index,
1510 vl_api_registration_t * reg, u32 context)
1512 vl_api_nat44_identity_mapping_details_t *rmp;
1513 snat_main_t *sm = &snat_main;
1514 nat44_lb_addr_port_t *local = pool_elt_at_index (m->locals, index);
1516 rmp = vl_msg_api_alloc (sizeof (*rmp));
1517 clib_memset (rmp, 0, sizeof (*rmp));
1519 ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base);
1521 if (is_addr_only_static_mapping (m))
1522 rmp->flags |= NAT_API_IS_ADDR_ONLY;
1524 clib_memcpy (rmp->ip_address, &(m->local_addr), 4);
1525 rmp->port = m->local_port;
1526 rmp->sw_if_index = ~0;
1527 rmp->vrf_id = htonl (local->vrf_id);
1528 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1529 rmp->context = context;
1531 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1533 vl_api_send_msg (reg, (u8 *) rmp);
1537 send_nat44_identity_map_resolve_details (snat_static_map_resolve_t * m,
1538 vl_api_registration_t * reg,
1541 vl_api_nat44_identity_mapping_details_t *rmp;
1542 snat_main_t *sm = &snat_main;
1544 rmp = vl_msg_api_alloc (sizeof (*rmp));
1545 clib_memset (rmp, 0, sizeof (*rmp));
1547 ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base);
1550 rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_ADDR_ONLY;
1552 rmp->port = m->l_port;
1553 rmp->sw_if_index = htonl (m->sw_if_index);
1554 rmp->vrf_id = htonl (m->vrf_id);
1555 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1556 rmp->context = context;
1558 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1560 vl_api_send_msg (reg, (u8 *) rmp);
1564 vl_api_nat44_identity_mapping_dump_t_handler
1565 (vl_api_nat44_identity_mapping_dump_t * mp)
1567 vl_api_registration_t *reg;
1568 snat_main_t *sm = &snat_main;
1569 snat_static_mapping_t *m;
1570 snat_static_map_resolve_t *rp;
1573 reg = vl_api_client_index_to_registration (mp->client_index);
1578 pool_foreach (m, sm->static_mappings,
1580 if (is_identity_static_mapping(m) && !is_lb_static_mapping (m))
1582 pool_foreach_index (j, m->locals,
1584 send_nat44_identity_mapping_details (m, j, reg, mp->context);
1590 for (j = 0; j < vec_len (sm->to_resolve); j++)
1592 rp = sm->to_resolve + j;
1593 if (rp->identity_nat)
1594 send_nat44_identity_map_resolve_details (rp, reg, mp->context);
1598 static void *vl_api_nat44_identity_mapping_dump_t_print
1599 (vl_api_nat44_identity_mapping_dump_t * mp, void *handle)
1603 s = format (0, "SCRIPT: nat44_identity_mapping_dump ");
1609 vl_api_nat44_add_del_interface_addr_t_handler
1610 (vl_api_nat44_add_del_interface_addr_t * mp)
1612 snat_main_t *sm = &snat_main;
1613 vl_api_nat44_add_del_interface_addr_reply_t *rmp;
1614 u32 sw_if_index = ntohl (mp->sw_if_index);
1618 is_del = !mp->is_add;
1620 VALIDATE_SW_IF_INDEX (mp);
1622 rv = snat_add_interface_address (sm, sw_if_index, is_del,
1623 mp->flags & NAT_API_IS_TWICE_NAT);
1625 BAD_SW_IF_INDEX_LABEL;
1626 REPLY_MACRO (VL_API_NAT44_ADD_DEL_INTERFACE_ADDR_REPLY);
1629 static void *vl_api_nat44_add_del_interface_addr_t_print
1630 (vl_api_nat44_add_del_interface_addr_t * mp, void *handle)
1634 s = format (0, "SCRIPT: nat44_add_del_interface_addr ");
1635 s = format (s, "sw_if_index %d twice_nat %d %s",
1636 clib_host_to_net_u32 (mp->sw_if_index),
1637 mp->flags & NAT_API_IS_TWICE_NAT, mp->is_add ? "" : "del");
1643 send_nat44_interface_addr_details (u32 sw_if_index,
1644 vl_api_registration_t * reg, u32 context,
1647 vl_api_nat44_interface_addr_details_t *rmp;
1648 snat_main_t *sm = &snat_main;
1650 rmp = vl_msg_api_alloc (sizeof (*rmp));
1651 clib_memset (rmp, 0, sizeof (*rmp));
1653 ntohs (VL_API_NAT44_INTERFACE_ADDR_DETAILS + sm->msg_id_base);
1654 rmp->sw_if_index = ntohl (sw_if_index);
1657 rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_TWICE_NAT;
1658 rmp->context = context;
1660 vl_api_send_msg (reg, (u8 *) rmp);
1664 vl_api_nat44_interface_addr_dump_t_handler (vl_api_nat44_interface_addr_dump_t
1667 vl_api_registration_t *reg;
1668 snat_main_t *sm = &snat_main;
1671 reg = vl_api_client_index_to_registration (mp->client_index);
1676 vec_foreach (i, sm->auto_add_sw_if_indices)
1677 send_nat44_interface_addr_details(*i, reg, mp->context, 0);
1678 vec_foreach (i, sm->auto_add_sw_if_indices_twice_nat)
1679 send_nat44_interface_addr_details(*i, reg, mp->context, 1);
1684 vl_api_nat44_interface_addr_dump_t_print (vl_api_nat44_interface_addr_dump_t *
1689 s = format (0, "SCRIPT: nat44_interface_addr_dump ");
1695 send_nat44_user_details (snat_user_t * u, vl_api_registration_t * reg,
1698 vl_api_nat44_user_details_t *rmp;
1699 snat_main_t *sm = &snat_main;
1700 ip4_main_t *im = &ip4_main;
1702 rmp = vl_msg_api_alloc (sizeof (*rmp));
1703 clib_memset (rmp, 0, sizeof (*rmp));
1704 rmp->_vl_msg_id = ntohs (VL_API_NAT44_USER_DETAILS + sm->msg_id_base);
1706 if (!pool_is_free_index (im->fibs, u->fib_index))
1708 fib_table_t *fib = fib_table_get (u->fib_index, FIB_PROTOCOL_IP4);
1709 rmp->vrf_id = ntohl (fib->ft_table_id);
1712 clib_memcpy (rmp->ip_address, &(u->addr), 4);
1713 rmp->nsessions = ntohl (u->nsessions);
1714 rmp->nstaticsessions = ntohl (u->nstaticsessions);
1715 rmp->context = context;
1717 vl_api_send_msg (reg, (u8 *) rmp);
1721 nat_ed_user_create_helper (snat_main_per_thread_data_t * tsm,
1725 k.addr = s->in2out.addr;
1726 k.fib_index = s->in2out.fib_index;
1727 clib_bihash_kv_8_8_t key, value;
1730 if (clib_bihash_search_8_8 (&tsm->user_hash, &key, &value))
1732 pool_get (tsm->users, u);
1734 u->fib_index = k.fib_index;
1736 u->nstaticsessions = 0;
1737 key.value = u - tsm->users;
1738 clib_bihash_add_del_8_8 (&tsm->user_hash, &key, 1);
1742 u = pool_elt_at_index (tsm->users, value.value);
1744 if (snat_is_session_static (s))
1746 ++u->nstaticsessions;
1755 nat_ed_users_create (snat_main_per_thread_data_t * tsm)
1759 pool_foreach (s, tsm->sessions, { nat_ed_user_create_helper (tsm, s); });
1764 nat_ed_users_destroy (snat_main_per_thread_data_t * tsm)
1768 pool_flush (u, tsm->users, { });
1770 clib_bihash_free_8_8 (&tsm->user_hash);
1771 clib_bihash_init_8_8 (&tsm->user_hash, "users", snat_main.user_buckets,
1772 snat_main.user_memory_size);
1773 clib_bihash_set_kvp_format_fn_8_8 (&tsm->user_hash, format_user_kvp);
1777 vl_api_nat44_user_dump_t_handler (vl_api_nat44_user_dump_t * mp)
1779 vl_api_registration_t *reg;
1780 snat_main_t *sm = &snat_main;
1781 snat_main_per_thread_data_t *tsm;
1784 reg = vl_api_client_index_to_registration (mp->client_index);
1789 vec_foreach (tsm, sm->per_thread_data)
1791 if (sm->endpoint_dependent)
1793 nat_ed_users_create (tsm);
1795 pool_foreach (u, tsm->users,
1797 send_nat44_user_details (u, reg, mp->context);
1799 if (sm->endpoint_dependent)
1801 nat_ed_users_destroy (tsm);
1808 vl_api_nat44_user_dump_t_print (vl_api_nat44_user_dump_t * mp, void *handle)
1812 s = format (0, "SCRIPT: nat44_user_dump ");
1818 send_nat44_user_session_details (snat_session_t * s,
1819 vl_api_registration_t * reg, u32 context)
1821 vl_api_nat44_user_session_details_t *rmp;
1822 snat_main_t *sm = &snat_main;
1824 rmp = vl_msg_api_alloc (sizeof (*rmp));
1825 clib_memset (rmp, 0, sizeof (*rmp));
1827 ntohs (VL_API_NAT44_USER_SESSION_DETAILS + sm->msg_id_base);
1828 clib_memcpy (rmp->outside_ip_address, (&s->out2in.addr), 4);
1829 clib_memcpy (rmp->inside_ip_address, (&s->in2out.addr), 4);
1831 if (snat_is_session_static (s))
1832 rmp->flags |= NAT_API_IS_STATIC;
1834 if (is_twice_nat_session (s))
1835 rmp->flags |= NAT_API_IS_TWICE_NAT;
1837 if (is_ed_session (s) || is_fwd_bypass_session (s))
1838 rmp->flags |= NAT_API_IS_EXT_HOST_VALID;
1840 rmp->last_heard = clib_host_to_net_u64 ((u64) s->last_heard);
1841 rmp->total_bytes = clib_host_to_net_u64 (s->total_bytes);
1842 rmp->total_pkts = ntohl (s->total_pkts);
1843 rmp->context = context;
1844 if (snat_is_unk_proto_session (s))
1846 rmp->outside_port = 0;
1847 rmp->inside_port = 0;
1848 rmp->protocol = ntohs (s->in2out.port);
1852 rmp->outside_port = s->out2in.port;
1853 rmp->inside_port = s->in2out.port;
1854 rmp->protocol = ntohs (nat_proto_to_ip_proto (s->nat_proto));
1856 if (is_ed_session (s) || is_fwd_bypass_session (s))
1858 clib_memcpy (rmp->ext_host_address, &s->ext_host_addr, 4);
1859 rmp->ext_host_port = s->ext_host_port;
1860 if (is_twice_nat_session (s))
1862 clib_memcpy (rmp->ext_host_nat_address, &s->ext_host_nat_addr, 4);
1863 rmp->ext_host_nat_port = s->ext_host_nat_port;
1867 vl_api_send_msg (reg, (u8 *) rmp);
1871 vl_api_nat44_user_session_dump_t_handler (vl_api_nat44_user_session_dump_t *
1874 vl_api_registration_t *reg;
1875 snat_main_t *sm = &snat_main;
1876 snat_main_per_thread_data_t *tsm;
1878 clib_bihash_kv_8_8_t key, value;
1879 snat_user_key_t ukey;
1881 u32 session_index, head_index, elt_index;
1882 dlist_elt_t *head, *elt;
1885 reg = vl_api_client_index_to_registration (mp->client_index);
1889 clib_memcpy (&ukey.addr, mp->ip_address, 4);
1890 ip.src_address.as_u32 = ukey.addr.as_u32;
1891 ukey.fib_index = fib_table_find (FIB_PROTOCOL_IP4, ntohl (mp->vrf_id));
1892 key.key = ukey.as_u64;
1893 if (sm->num_workers > 1)
1895 vec_elt_at_index (sm->per_thread_data,
1896 sm->worker_in2out_cb (&ip, ukey.fib_index, 0));
1898 tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers);
1899 if (!sm->endpoint_dependent)
1901 if (clib_bihash_search_8_8 (&tsm->user_hash, &key, &value))
1903 u = pool_elt_at_index (tsm->users, value.value);
1904 if (!u->nsessions && !u->nstaticsessions)
1907 head_index = u->sessions_per_user_list_head_index;
1908 head = pool_elt_at_index (tsm->list_pool, head_index);
1909 elt_index = head->next;
1910 elt = pool_elt_at_index (tsm->list_pool, elt_index);
1911 session_index = elt->value;
1912 while (session_index != ~0)
1914 s = pool_elt_at_index (tsm->sessions, session_index);
1916 send_nat44_user_session_details (s, reg, mp->context);
1918 elt_index = elt->next;
1919 elt = pool_elt_at_index (tsm->list_pool, elt_index);
1920 session_index = elt->value;
1926 pool_foreach (s, tsm->sessions, {
1927 if (s->in2out.addr.as_u32 == ukey.addr.as_u32)
1929 send_nat44_user_session_details (s, reg, mp->context);
1937 vl_api_nat44_user_session_dump_t_print (vl_api_nat44_user_session_dump_t * mp,
1942 s = format (0, "SCRIPT: nat44_user_session_dump ");
1943 s = format (s, "ip_address %U vrf_id %d\n",
1944 format_ip4_address, mp->ip_address,
1945 clib_net_to_host_u32 (mp->vrf_id));
1950 static nat44_lb_addr_port_t *
1951 unformat_nat44_lb_addr_port (vl_api_nat44_lb_addr_port_t * addr_port_pairs,
1952 u32 addr_port_pair_num)
1955 nat44_lb_addr_port_t *lb_addr_port_pairs = 0, lb_addr_port;
1956 vl_api_nat44_lb_addr_port_t *ap;
1958 for (i = 0; i < addr_port_pair_num; i++)
1960 ap = &addr_port_pairs[i];
1961 clib_memset (&lb_addr_port, 0, sizeof (lb_addr_port));
1962 clib_memcpy (&lb_addr_port.addr, ap->addr, 4);
1963 lb_addr_port.port = ap->port;
1964 lb_addr_port.probability = ap->probability;
1965 lb_addr_port.vrf_id = clib_net_to_host_u32 (ap->vrf_id);
1966 vec_add1 (lb_addr_port_pairs, lb_addr_port);
1969 return lb_addr_port_pairs;
1973 vl_api_nat44_add_del_lb_static_mapping_t_handler
1974 (vl_api_nat44_add_del_lb_static_mapping_t * mp)
1976 snat_main_t *sm = &snat_main;
1977 vl_api_nat44_add_del_lb_static_mapping_reply_t *rmp;
1978 twice_nat_type_t twice_nat = TWICE_NAT_DISABLED;
1980 nat44_lb_addr_port_t *locals = 0;
1981 ip4_address_t e_addr;
1982 nat_protocol_t proto;
1985 if (!sm->endpoint_dependent)
1987 rv = VNET_API_ERROR_UNSUPPORTED;
1992 unformat_nat44_lb_addr_port (mp->locals,
1993 clib_net_to_host_u32 (mp->local_num));
1994 clib_memcpy (&e_addr, mp->external_addr, 4);
1995 proto = ip_proto_to_nat_proto (mp->protocol);
1997 if (mp->flags & NAT_API_IS_TWICE_NAT)
1998 twice_nat = TWICE_NAT;
1999 else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT)
2000 twice_nat = TWICE_NAT_SELF;
2001 mp->tag[sizeof (mp->tag) - 1] = 0;
2002 tag = format (0, "%s", mp->tag);
2003 vec_terminate_c_string (tag);
2006 nat44_add_del_lb_static_mapping (e_addr,
2008 proto, locals, mp->is_add,
2010 mp->flags & NAT_API_IS_OUT2IN_ONLY, tag,
2011 clib_net_to_host_u32 (mp->affinity));
2017 REPLY_MACRO (VL_API_NAT44_ADD_DEL_LB_STATIC_MAPPING_REPLY);
2020 static void *vl_api_nat44_add_del_lb_static_mapping_t_print
2021 (vl_api_nat44_add_del_lb_static_mapping_t * mp, void *handle)
2025 s = format (0, "SCRIPT: nat44_add_del_lb_static_mapping ");
2026 s = format (s, "is_add %d twice_nat %d out2in_only %d ",
2028 mp->flags & NAT_API_IS_TWICE_NAT,
2029 mp->flags & NAT_API_IS_OUT2IN_ONLY);
2035 vl_api_nat44_lb_static_mapping_add_del_local_t_handler
2036 (vl_api_nat44_lb_static_mapping_add_del_local_t * mp)
2038 snat_main_t *sm = &snat_main;
2039 vl_api_nat44_lb_static_mapping_add_del_local_reply_t *rmp;
2041 ip4_address_t e_addr, l_addr;
2042 nat_protocol_t proto;
2044 if (!sm->endpoint_dependent)
2046 rv = VNET_API_ERROR_UNSUPPORTED;
2050 clib_memcpy (&e_addr, mp->external_addr, 4);
2051 clib_memcpy (&l_addr, mp->local.addr, 4);
2052 proto = ip_proto_to_nat_proto (mp->protocol);
2055 nat44_lb_static_mapping_add_del_local (e_addr,
2056 clib_net_to_host_u16
2057 (mp->external_port), l_addr,
2058 clib_net_to_host_u16 (mp->
2061 clib_net_to_host_u32 (mp->
2063 mp->local.probability, mp->is_add);
2066 REPLY_MACRO (VL_API_NAT44_LB_STATIC_MAPPING_ADD_DEL_LOCAL_REPLY);
2069 static void *vl_api_nat44_lb_static_mapping_add_del_local_t_print
2070 (vl_api_nat44_lb_static_mapping_add_del_local_t * mp, void *handle)
2074 s = format (0, "SCRIPT: nat44_lb_static_mapping_add_del_local ");
2075 s = format (s, "is_add %d", mp->is_add);
2081 send_nat44_lb_static_mapping_details (snat_static_mapping_t * m,
2082 vl_api_registration_t * reg,
2085 vl_api_nat44_lb_static_mapping_details_t *rmp;
2086 snat_main_t *sm = &snat_main;
2087 nat44_lb_addr_port_t *ap;
2088 vl_api_nat44_lb_addr_port_t *locals;
2092 vl_msg_api_alloc (sizeof (*rmp) +
2093 (pool_elts (m->locals) *
2094 sizeof (nat44_lb_addr_port_t)));
2095 clib_memset (rmp, 0, sizeof (*rmp));
2097 ntohs (VL_API_NAT44_LB_STATIC_MAPPING_DETAILS + sm->msg_id_base);
2099 clib_memcpy (rmp->external_addr, &(m->external_addr), 4);
2100 rmp->external_port = m->external_port;
2101 rmp->protocol = nat_proto_to_ip_proto (m->proto);
2102 rmp->context = context;
2104 if (m->twice_nat == TWICE_NAT)
2105 rmp->flags |= NAT_API_IS_TWICE_NAT;
2106 else if (m->twice_nat == TWICE_NAT_SELF)
2107 rmp->flags |= NAT_API_IS_SELF_TWICE_NAT;
2108 if (is_out2in_only_static_mapping (m))
2109 rmp->flags |= NAT_API_IS_OUT2IN_ONLY;
2111 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
2113 locals = (vl_api_nat44_lb_addr_port_t *) rmp->locals;
2115 pool_foreach (ap, m->locals,
2117 clib_memcpy (locals->addr, &(ap->addr), 4);
2118 locals->port = ap->port;
2119 locals->probability = ap->probability;
2120 locals->vrf_id = ntohl (ap->vrf_id);
2125 rmp->local_num = ntohl (local_num);
2127 vl_api_send_msg (reg, (u8 *) rmp);
2131 vl_api_nat44_lb_static_mapping_dump_t_handler
2132 (vl_api_nat44_lb_static_mapping_dump_t * mp)
2134 vl_api_registration_t *reg;
2135 snat_main_t *sm = &snat_main;
2136 snat_static_mapping_t *m;
2138 if (!sm->endpoint_dependent)
2141 reg = vl_api_client_index_to_registration (mp->client_index);
2146 pool_foreach (m, sm->static_mappings,
2148 if (is_lb_static_mapping(m))
2149 send_nat44_lb_static_mapping_details (m, reg, mp->context);
2154 static void *vl_api_nat44_lb_static_mapping_dump_t_print
2155 (vl_api_nat44_lb_static_mapping_dump_t * mp, void *handle)
2159 s = format (0, "SCRIPT: nat44_lb_static_mapping_dump ");
2165 vl_api_nat44_del_session_t_handler (vl_api_nat44_del_session_t * mp)
2167 snat_main_t *sm = &snat_main;
2168 vl_api_nat44_del_session_reply_t *rmp;
2169 ip4_address_t addr, eh_addr;
2174 nat_protocol_t proto;
2176 memcpy (&addr.as_u8, mp->address, 4);
2178 vrf_id = clib_net_to_host_u32 (mp->vrf_id);
2179 proto = ip_proto_to_nat_proto (mp->protocol);
2180 memcpy (&eh_addr.as_u8, mp->ext_host_address, 4);
2181 eh_port = mp->ext_host_port;
2183 is_in = mp->flags & NAT_API_IS_INSIDE;
2185 if (mp->flags & NAT_API_IS_EXT_HOST_VALID)
2187 nat44_del_ed_session (sm, &addr, port, &eh_addr, eh_port, mp->protocol,
2190 rv = nat44_del_session (sm, &addr, port, proto, vrf_id, is_in);
2192 REPLY_MACRO (VL_API_NAT44_DEL_SESSION_REPLY);
2196 vl_api_nat44_del_session_t_print (vl_api_nat44_del_session_t * mp,
2201 s = format (0, "SCRIPT: nat44_add_del_session ");
2202 s = format (s, "addr %U port %d protocol %d vrf_id %d is_in %d",
2203 format_ip4_address, mp->address,
2204 clib_net_to_host_u16 (mp->port),
2205 mp->protocol, clib_net_to_host_u32 (mp->vrf_id),
2206 mp->flags & NAT_API_IS_INSIDE);
2207 if (mp->flags & NAT_API_IS_EXT_HOST_VALID)
2208 s = format (s, "ext_host_address %U ext_host_port %d",
2209 format_ip4_address, mp->ext_host_address,
2210 clib_net_to_host_u16 (mp->ext_host_port));
2216 vl_api_nat44_forwarding_enable_disable_t_handler
2217 (vl_api_nat44_forwarding_enable_disable_t * mp)
2219 snat_main_t *sm = &snat_main;
2220 vl_api_nat44_forwarding_enable_disable_reply_t *rmp;
2222 u32 *ses_to_be_removed = 0, *ses_index;
2223 snat_main_per_thread_data_t *tsm;
2226 sm->forwarding_enabled = mp->enable != 0;
2228 if (mp->enable == 0)
2231 vec_foreach (tsm, sm->per_thread_data)
2233 pool_foreach (s, tsm->sessions,
2235 if (is_fwd_bypass_session(s))
2237 vec_add1 (ses_to_be_removed, s - tsm->sessions);
2240 if(sm->endpoint_dependent){
2241 vec_foreach (ses_index, ses_to_be_removed)
2243 s = pool_elt_at_index(tsm->sessions, ses_index[0]);
2244 nat_free_session_data (sm, s, tsm - sm->per_thread_data, 0);
2245 nat_ed_session_delete (sm, s, tsm - sm->per_thread_data, 1);
2248 vec_foreach (ses_index, ses_to_be_removed)
2250 s = pool_elt_at_index(tsm->sessions, ses_index[0]);
2251 nat_free_session_data (sm, s, tsm - sm->per_thread_data, 0);
2252 nat44_delete_session (sm, s, tsm - sm->per_thread_data);
2255 vec_free (ses_to_be_removed);
2260 REPLY_MACRO (VL_API_NAT44_FORWARDING_ENABLE_DISABLE_REPLY);
2263 static void *vl_api_nat44_forwarding_enable_disable_t_print
2264 (vl_api_nat44_forwarding_enable_disable_t * mp, void *handle)
2268 s = format (0, "SCRIPT: nat44_forwarding_enable_disable ");
2269 s = format (s, "enable %d", mp->enable != 0);
2275 vl_api_nat44_forwarding_is_enabled_t_handler
2276 (vl_api_nat44_forwarding_is_enabled_t * mp)
2278 vl_api_registration_t *reg;
2279 snat_main_t *sm = &snat_main;
2280 vl_api_nat44_forwarding_is_enabled_reply_t *rmp;
2282 reg = vl_api_client_index_to_registration (mp->client_index);
2286 rmp = vl_msg_api_alloc (sizeof (*rmp));
2287 clib_memset (rmp, 0, sizeof (*rmp));
2289 ntohs (VL_API_NAT44_FORWARDING_IS_ENABLED_REPLY + sm->msg_id_base);
2290 rmp->context = mp->context;
2292 rmp->enabled = sm->forwarding_enabled;
2294 vl_api_send_msg (reg, (u8 *) rmp);
2297 static void *vl_api_nat44_forwarding_is_enabled_t_print
2298 (vl_api_nat44_forwarding_is_enabled_t * mp, void *handle)
2302 s = format (0, "SCRIPT: nat44_forwarding_is_enabled ");
2307 /* List of message types that this plugin understands */
2308 #define foreach_snat_plugin_api_msg \
2309 _(NAT_CONTROL_PING, nat_control_ping) \
2310 _(NAT_SHOW_CONFIG, nat_show_config) \
2311 _(NAT_SHOW_CONFIG_2, nat_show_config_2) \
2312 _(NAT_SET_WORKERS, nat_set_workers) \
2313 _(NAT_WORKER_DUMP, nat_worker_dump) \
2314 _(NAT44_PLUGIN_ENABLE_DISABLE, nat44_plugin_enable_disable) \
2315 _(NAT44_DEL_USER, nat44_del_user) \
2316 _(NAT44_SET_SESSION_LIMIT, nat44_set_session_limit) \
2317 _(NAT_SET_LOG_LEVEL, nat_set_log_level) \
2318 _(NAT_IPFIX_ENABLE_DISABLE, nat_ipfix_enable_disable) \
2319 _(NAT_SET_TIMEOUTS, nat_set_timeouts) \
2320 _(NAT_GET_TIMEOUTS, nat_get_timeouts) \
2321 _(NAT_SET_ADDR_AND_PORT_ALLOC_ALG, nat_set_addr_and_port_alloc_alg) \
2322 _(NAT_GET_ADDR_AND_PORT_ALLOC_ALG, nat_get_addr_and_port_alloc_alg) \
2323 _(NAT_SET_MSS_CLAMPING, nat_set_mss_clamping) \
2324 _(NAT_GET_MSS_CLAMPING, nat_get_mss_clamping) \
2325 _(NAT_HA_SET_LISTENER, nat_ha_set_listener) \
2326 _(NAT_HA_SET_FAILOVER, nat_ha_set_failover) \
2327 _(NAT_HA_GET_LISTENER, nat_ha_get_listener) \
2328 _(NAT_HA_GET_FAILOVER, nat_ha_get_failover) \
2329 _(NAT_HA_FLUSH, nat_ha_flush) \
2330 _(NAT_HA_RESYNC, nat_ha_resync) \
2331 _(NAT44_ADD_DEL_ADDRESS_RANGE, nat44_add_del_address_range) \
2332 _(NAT44_INTERFACE_ADD_DEL_FEATURE, nat44_interface_add_del_feature) \
2333 _(NAT44_ADD_DEL_STATIC_MAPPING, nat44_add_del_static_mapping) \
2334 _(NAT44_ADD_DEL_STATIC_MAPPING_V2, nat44_add_del_static_mapping_v2) \
2335 _(NAT44_ADD_DEL_IDENTITY_MAPPING, nat44_add_del_identity_mapping) \
2336 _(NAT44_STATIC_MAPPING_DUMP, nat44_static_mapping_dump) \
2337 _(NAT44_IDENTITY_MAPPING_DUMP, nat44_identity_mapping_dump) \
2338 _(NAT44_ADDRESS_DUMP, nat44_address_dump) \
2339 _(NAT44_INTERFACE_DUMP, nat44_interface_dump) \
2340 _(NAT44_ADD_DEL_INTERFACE_ADDR, nat44_add_del_interface_addr) \
2341 _(NAT44_INTERFACE_ADDR_DUMP, nat44_interface_addr_dump) \
2342 _(NAT44_USER_DUMP, nat44_user_dump) \
2343 _(NAT44_USER_SESSION_DUMP, nat44_user_session_dump) \
2344 _(NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE, \
2345 nat44_interface_add_del_output_feature) \
2346 _(NAT44_INTERFACE_OUTPUT_FEATURE_DUMP, \
2347 nat44_interface_output_feature_dump) \
2348 _(NAT44_ADD_DEL_LB_STATIC_MAPPING, nat44_add_del_lb_static_mapping) \
2349 _(NAT44_LB_STATIC_MAPPING_ADD_DEL_LOCAL, \
2350 nat44_lb_static_mapping_add_del_local) \
2351 _(NAT44_LB_STATIC_MAPPING_DUMP, nat44_lb_static_mapping_dump) \
2352 _(NAT44_DEL_SESSION, nat44_del_session) \
2353 _(NAT44_FORWARDING_ENABLE_DISABLE, nat44_forwarding_enable_disable) \
2354 _(NAT44_FORWARDING_IS_ENABLED, nat44_forwarding_is_enabled)
2356 /* Set up the API message handling tables */
2357 static clib_error_t *
2358 snat_plugin_api_hookup (vlib_main_t * vm)
2360 snat_main_t *sm __attribute__ ((unused)) = &snat_main;
2362 vl_msg_api_set_handlers((VL_API_##N + sm->msg_id_base), \
2364 vl_api_##n##_t_handler, \
2366 vl_api_##n##_t_endian, \
2367 vl_api_##n##_t_print, \
2368 sizeof(vl_api_##n##_t), 1);
2369 foreach_snat_plugin_api_msg;
2375 #define vl_msg_name_crc_list
2376 #include <nat/nat_all_api_h.h>
2377 #undef vl_msg_name_crc_list
2380 setup_message_id_table (snat_main_t * sm, api_main_t * am)
2382 #define _(id,n,crc) \
2383 vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + sm->msg_id_base);
2384 foreach_vl_msg_name_crc_nat;
2389 plugin_custom_dump_configure (snat_main_t * sm)
2391 #define _(n,f) sm->api_main->msg_print_handlers \
2392 [VL_API_##n + sm->msg_id_base] \
2393 = (void *) vl_api_##f##_t_print;
2394 foreach_snat_plugin_api_msg;
2399 snat_api_init (vlib_main_t * vm, snat_main_t * sm)
2402 clib_error_t *error = 0;
2404 name = format (0, "nat_%08x%c", api_version, 0);
2406 /* Ask for a correctly-sized block of API message decode slots */
2408 vl_msg_api_get_msg_ids ((char *) name, VL_MSG_FIRST_AVAILABLE);
2410 error = snat_plugin_api_hookup (vm);
2412 /* Add our API messages to the global name_crc hash table */
2413 setup_message_id_table (sm, sm->api_main);
2415 plugin_custom_dump_configure (sm);
2423 * fd.io coding-style-patch-verification: ON
2426 * eval: (c-set-style "gnu")