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_u32 (
108 sm->translation_memory_size > 0xffffffffULL
110 : (u32)sm->translation_memory_size);
111 rmp->user_buckets = htonl (sm->user_buckets);
112 rmp->user_memory_size = clib_host_to_net_u64 (sm->user_memory_size);
113 rmp->max_translations_per_user = htonl (sm->max_translations_per_user);
114 rmp->outside_vrf_id = htonl (sm->outside_vrf_id);
115 rmp->inside_vrf_id = htonl (sm->inside_vrf_id);
116 rmp->static_mapping_only = sm->static_mapping_only;
117 rmp->static_mapping_connection_tracking =
118 sm->static_mapping_connection_tracking;
119 rmp->deterministic = 0;
120 rmp->endpoint_dependent = sm->endpoint_dependent;
121 rmp->out2in_dpo = sm->out2in_dpo;
122 //rmp->dslite_ce = dm->is_ce;
123 rmp->nat64_bib_buckets = clib_net_to_host_u32(n64m->bib_buckets);
124 rmp->nat64_bib_memory_size = clib_net_to_host_u64(n64m->bib_memory_size);
125 rmp->nat64_st_buckets = clib_net_to_host_u32(n64m->st_buckets);
126 rmp->nat64_st_memory_size = clib_net_to_host_u64(n64m->st_memory_size);
132 vl_api_nat_show_config_t_print (vl_api_nat_show_config_t * mp, void *handle)
136 s = format (0, "SCRIPT: nat_show_config ");
142 vl_api_nat_show_config_2_t_handler (vl_api_nat_show_config_2_t * mp)
144 vl_api_nat_show_config_2_reply_t *rmp;
145 snat_main_t *sm = &snat_main;
146 //dslite_main_t *dm = &dslite_main;
147 nat64_main_t *n64m = &nat64_main;
151 REPLY_MACRO2 (VL_API_NAT_SHOW_CONFIG_2_REPLY,
153 rmp->translation_buckets = htonl (sm->translation_buckets);
154 rmp->translation_memory_size = clib_host_to_net_u64 (sm->translation_memory_size);
155 rmp->user_buckets = htonl (sm->user_buckets);
156 rmp->user_memory_size = clib_host_to_net_u64 (sm->user_memory_size);
157 rmp->max_translations_per_user = htonl (sm->max_translations_per_user);
158 rmp->outside_vrf_id = htonl (sm->outside_vrf_id);
159 rmp->inside_vrf_id = htonl (sm->inside_vrf_id);
160 rmp->static_mapping_only = sm->static_mapping_only;
161 rmp->static_mapping_connection_tracking =
162 sm->static_mapping_connection_tracking;
163 rmp->deterministic = 0;
164 rmp->endpoint_dependent = sm->endpoint_dependent;
165 rmp->out2in_dpo = sm->out2in_dpo;
166 //rmp->dslite_ce = dm->is_ce;
167 rmp->nat64_bib_buckets = clib_net_to_host_u32(n64m->bib_buckets);
168 rmp->nat64_bib_memory_size = clib_net_to_host_u64(n64m->bib_memory_size);
169 rmp->nat64_st_buckets = clib_net_to_host_u32(n64m->st_buckets);
170 rmp->nat64_st_memory_size = clib_net_to_host_u64(n64m->st_memory_size);
171 rmp->max_translations_per_thread = clib_net_to_host_u32(sm->max_translations_per_thread);
172 rmp->max_users_per_thread = clib_net_to_host_u32(sm->max_users_per_thread);
178 vl_api_nat_show_config_2_t_print (vl_api_nat_show_config_t * mp, void *handle)
182 s = format (0, "SCRIPT: nat_show_config_2 ");
188 vl_api_nat_set_workers_t_handler (vl_api_nat_set_workers_t * mp)
190 snat_main_t *sm = &snat_main;
191 vl_api_nat_set_workers_reply_t *rmp;
196 mask = clib_net_to_host_u64 (mp->worker_mask);
198 if (sm->num_workers < 2)
200 rv = VNET_API_ERROR_FEATURE_DISABLED;
204 bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask));
205 rv = snat_set_workers (bitmap);
206 clib_bitmap_free (bitmap);
209 REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
213 vl_api_nat_set_workers_t_print (vl_api_nat_set_workers_t * mp, void *handle)
219 u64 mask = clib_net_to_host_u64 (mp->worker_mask);
221 s = format (0, "SCRIPT: nat_set_workers ");
222 bitmap = clib_bitmap_set_multiple (bitmap, 0, mask, BITS (mask));
224 clib_bitmap_foreach (i, bitmap,
227 s = format (s, "%d", i);
229 s = format (s, ",%d", i);
233 clib_bitmap_free (bitmap);
238 send_nat_worker_details (u32 worker_index, vl_api_registration_t * reg,
241 vl_api_nat_worker_details_t *rmp;
242 snat_main_t *sm = &snat_main;
243 vlib_worker_thread_t *w =
244 vlib_worker_threads + worker_index + sm->first_worker_index;
246 rmp = vl_msg_api_alloc (sizeof (*rmp));
247 clib_memset (rmp, 0, sizeof (*rmp));
248 rmp->_vl_msg_id = ntohs (VL_API_NAT_WORKER_DETAILS + sm->msg_id_base);
249 rmp->context = context;
250 rmp->worker_index = htonl (worker_index);
251 rmp->lcore_id = htonl (w->cpu_id);
252 strncpy ((char *) rmp->name, (char *) w->name, ARRAY_LEN (rmp->name) - 1);
254 vl_api_send_msg (reg, (u8 *) rmp);
258 vl_api_nat_worker_dump_t_handler (vl_api_nat_worker_dump_t * mp)
260 vl_api_registration_t *reg;
261 snat_main_t *sm = &snat_main;
264 reg = vl_api_client_index_to_registration (mp->client_index);
269 vec_foreach (worker_index, sm->workers)
270 send_nat_worker_details(*worker_index, reg, mp->context);
275 vl_api_nat_worker_dump_t_print (vl_api_nat_worker_dump_t * mp, void *handle)
279 s = format (0, "SCRIPT: nat_worker_dump ");
285 vl_api_nat44_set_session_limit_t_handler (vl_api_nat44_set_session_limit_t *
288 snat_main_t *sm = &snat_main;
289 vl_api_nat44_set_session_limit_reply_t *rmp;
292 rv = nat44_set_session_limit
293 (ntohl (mp->session_limit), ntohl (mp->vrf_id));
295 REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
299 vl_api_nat44_set_session_limit_t_print (vl_api_nat44_set_session_limit_t *
304 s = format (0, "SCRIPT: nat44_set_session_limit ");
305 s = format (s, "session_limit %d", ntohl (mp->session_limit));
306 s = format (s, "vrf_id %d", ntohl (mp->vrf_id));
312 vl_api_nat_set_log_level_t_handler (vl_api_nat_set_log_level_t * mp)
314 snat_main_t *sm = &snat_main;
315 vl_api_nat_set_log_level_reply_t *rmp;
318 if (sm->log_level > NAT_LOG_DEBUG)
319 rv = VNET_API_ERROR_UNSUPPORTED;
321 sm->log_level = mp->log_level;
323 REPLY_MACRO (VL_API_NAT_SET_WORKERS_REPLY);
327 vl_api_nat_set_log_level_t_print (vl_api_nat_set_log_level_t *
332 s = format (0, "SCRIPT: nat_set_log_level ");
333 s = format (s, "log_level %d", mp->log_level);
339 vl_api_nat_ipfix_enable_disable_t_handler (vl_api_nat_ipfix_enable_disable_t *
342 snat_main_t *sm = &snat_main;
343 vl_api_nat_ipfix_enable_disable_reply_t *rmp;
346 rv = snat_ipfix_logging_enable_disable (mp->enable,
352 REPLY_MACRO (VL_API_NAT_IPFIX_ENABLE_DISABLE_REPLY);
356 vl_api_nat_ipfix_enable_disable_t_print (vl_api_nat_ipfix_enable_disable_t *
361 s = format (0, "SCRIPT: nat_ipfix_enable_disable ");
363 s = format (s, "domain %d ", clib_net_to_host_u32 (mp->domain_id));
365 s = format (s, "src_port %d ", clib_net_to_host_u16 (mp->src_port));
367 s = format (s, "disable ");
373 vl_api_nat_set_timeouts_t_handler (vl_api_nat_set_timeouts_t * mp)
375 snat_main_t *sm = &snat_main;
376 vl_api_nat_set_timeouts_reply_t *rmp;
379 sm->udp_timeout = ntohl (mp->udp);
380 sm->tcp_established_timeout = ntohl (mp->tcp_established);
381 sm->tcp_transitory_timeout = ntohl (mp->tcp_transitory);
382 sm->icmp_timeout = ntohl (mp->icmp);
384 rv = nat64_set_icmp_timeout (ntohl (mp->icmp));
387 rv = nat64_set_udp_timeout (ntohl (mp->udp));
391 nat64_set_tcp_timeouts (ntohl (mp->tcp_transitory),
392 ntohl (mp->tcp_established));
395 REPLY_MACRO (VL_API_NAT_SET_TIMEOUTS_REPLY);
399 vl_api_nat_set_timeouts_t_print (vl_api_nat_set_timeouts_t * mp, void *handle)
403 s = format (0, "SCRIPT: nat_set_timeouts ");
404 s = format (s, "udp %d tcp_established %d tcp_transitory %d icmp %d\n",
406 ntohl (mp->tcp_established),
407 ntohl (mp->tcp_transitory), ntohl (mp->icmp));
413 vl_api_nat_get_timeouts_t_handler (vl_api_nat_get_timeouts_t * mp)
415 snat_main_t *sm = &snat_main;
416 vl_api_nat_get_timeouts_reply_t *rmp;
420 REPLY_MACRO2 (VL_API_NAT_GET_TIMEOUTS_REPLY,
422 rmp->udp = htonl (sm->udp_timeout);
423 rmp->tcp_established = htonl (sm->tcp_established_timeout);
424 rmp->tcp_transitory = htonl (sm->tcp_transitory_timeout);
425 rmp->icmp = htonl (sm->icmp_timeout);
431 vl_api_nat_get_timeouts_t_print (vl_api_nat_get_timeouts_t * mp, void *handle)
435 s = format (0, "SCRIPT: nat_get_timeouts");
441 vl_api_nat_set_addr_and_port_alloc_alg_t_handler
442 (vl_api_nat_set_addr_and_port_alloc_alg_t * mp)
444 snat_main_t *sm = &snat_main;
445 vl_api_nat_set_addr_and_port_alloc_alg_reply_t *rmp;
447 u16 port_start, port_end;
451 case NAT_ADDR_AND_PORT_ALLOC_ALG_DEFAULT:
452 nat_set_alloc_addr_and_port_default ();
454 case NAT_ADDR_AND_PORT_ALLOC_ALG_MAPE:
455 nat_set_alloc_addr_and_port_mape (ntohs (mp->psid), mp->psid_offset,
458 case NAT_ADDR_AND_PORT_ALLOC_ALG_RANGE:
459 port_start = ntohs (mp->start_port);
460 port_end = ntohs (mp->end_port);
461 if (port_end <= port_start)
463 rv = VNET_API_ERROR_INVALID_VALUE;
466 nat_set_alloc_addr_and_port_range (port_start, port_end);
469 rv = VNET_API_ERROR_INVALID_VALUE;
474 REPLY_MACRO (VL_API_NAT_SET_ADDR_AND_PORT_ALLOC_ALG_REPLY);
477 static void *vl_api_nat_set_addr_and_port_alloc_alg_t_print
478 (vl_api_nat_set_addr_and_port_alloc_alg_t * mp, void *handle)
482 s = format (0, "SCRIPT: nat_set_addr_and_port_alloc_alg ");
483 s = format (s, "alg %d psid_offset %d psid_length %d psid %d start_port %d "
485 ntohl (mp->alg), ntohl (mp->psid_offset),
486 ntohl (mp->psid_length), ntohs (mp->psid),
487 ntohs (mp->start_port), ntohs (mp->end_port));
493 vl_api_nat_get_addr_and_port_alloc_alg_t_handler
494 (vl_api_nat_get_addr_and_port_alloc_alg_t * mp)
496 snat_main_t *sm = &snat_main;
497 vl_api_nat_get_addr_and_port_alloc_alg_reply_t *rmp;
501 REPLY_MACRO2 (VL_API_NAT_GET_ADDR_AND_PORT_ALLOC_ALG_REPLY,
503 rmp->alg = sm->addr_and_port_alloc_alg;
504 rmp->psid_offset = sm->psid_offset;
505 rmp->psid_length = sm->psid_length;
506 rmp->psid = htons (sm->psid);
507 rmp->start_port = htons (sm->start_port);
508 rmp->end_port = htons (sm->end_port);
513 static void *vl_api_nat_get_addr_and_port_alloc_alg_t_print
514 (vl_api_nat_get_addr_and_port_alloc_alg_t * mp, void *handle)
518 s = format (0, "SCRIPT: nat_get_addr_and_port_alloc_alg");
524 vl_api_nat_set_mss_clamping_t_handler (vl_api_nat_set_mss_clamping_t * mp)
526 snat_main_t *sm = &snat_main;
527 vl_api_nat_set_mss_clamping_reply_t *rmp;
531 sm->mss_clamping = ntohs (mp->mss_value);
533 sm->mss_clamping = 0;
535 REPLY_MACRO (VL_API_NAT_SET_MSS_CLAMPING_REPLY);
539 vl_api_nat_set_mss_clamping_t_print (vl_api_nat_set_mss_clamping_t * mp,
544 s = format (0, "SCRIPT: nat_set_mss_clamping enable %d mss_value %d\n",
545 mp->enable, ntohs (mp->mss_value));
551 vl_api_nat_get_mss_clamping_t_handler (vl_api_nat_get_mss_clamping_t * mp)
553 snat_main_t *sm = &snat_main;
554 vl_api_nat_get_mss_clamping_reply_t *rmp;
558 REPLY_MACRO2 (VL_API_NAT_GET_MSS_CLAMPING_REPLY,
560 rmp->enable = sm->mss_clamping ? 1 : 0;
561 rmp->mss_value = htons (sm->mss_clamping);
567 vl_api_nat_get_mss_clamping_t_print (vl_api_nat_get_mss_clamping_t * mp,
572 s = format (0, "SCRIPT: nat_get_mss_clamping");
578 vl_api_nat_ha_set_listener_t_handler (vl_api_nat_ha_set_listener_t * mp)
580 snat_main_t *sm = &snat_main;
581 vl_api_nat_ha_set_listener_reply_t *rmp;
585 memcpy (&addr, &mp->ip_address, sizeof (addr));
587 nat_ha_set_listener (&addr, clib_net_to_host_u16 (mp->port),
588 clib_net_to_host_u32 (mp->path_mtu));
590 REPLY_MACRO (VL_API_NAT_HA_SET_LISTENER_REPLY);
594 vl_api_nat_ha_set_listener_t_print (vl_api_nat_ha_set_listener_t * mp,
599 s = format (0, "SCRIPT: nat_ha_set_listener ");
600 s = format (s, "ip_address %U ", format_ip4_address, mp->ip_address);
601 s = format (s, "port %d ", clib_net_to_host_u16 (mp->port));
602 s = format (s, "path_mtu %d", clib_net_to_host_u32 (mp->path_mtu));
608 vl_api_nat_ha_get_listener_t_handler (vl_api_nat_ha_get_listener_t * mp)
610 snat_main_t *sm = &snat_main;
611 vl_api_nat_ha_get_listener_reply_t *rmp;
617 nat_ha_get_listener (&addr, &port, &path_mtu);
620 REPLY_MACRO2 (VL_API_NAT_HA_GET_LISTENER_REPLY,
622 clib_memcpy (rmp->ip_address, &addr, sizeof (ip4_address_t));
623 rmp->port = clib_host_to_net_u16 (port);
624 rmp->path_mtu = clib_host_to_net_u32 (path_mtu);
630 vl_api_nat_ha_get_listener_t_print (vl_api_nat_ha_get_listener_t * mp,
635 s = format (0, "SCRIPT: nat_ha_get_listener");
641 vl_api_nat_ha_set_failover_t_handler (vl_api_nat_ha_set_failover_t * mp)
643 snat_main_t *sm = &snat_main;
644 vl_api_nat_ha_set_failover_reply_t *rmp;
648 memcpy (&addr, &mp->ip_address, sizeof (addr));
650 nat_ha_set_failover (&addr, clib_net_to_host_u16 (mp->port),
651 clib_net_to_host_u32 (mp->session_refresh_interval));
653 REPLY_MACRO (VL_API_NAT_HA_SET_FAILOVER_REPLY);
657 vl_api_nat_ha_set_failover_t_print (vl_api_nat_ha_set_failover_t * mp,
662 s = format (0, "SCRIPT: nat_ha_set_failover ");
663 s = format (s, "ip_address %U ", format_ip4_address, mp->ip_address);
664 s = format (s, "port %d ", clib_net_to_host_u16 (mp->port));
670 vl_api_nat_ha_get_failover_t_handler (vl_api_nat_ha_get_failover_t * mp)
672 snat_main_t *sm = &snat_main;
673 vl_api_nat_ha_get_failover_reply_t *rmp;
677 u32 session_refresh_interval;
679 nat_ha_get_failover (&addr, &port, &session_refresh_interval);
682 REPLY_MACRO2 (VL_API_NAT_HA_GET_FAILOVER_REPLY,
684 clib_memcpy (rmp->ip_address, &addr, sizeof (ip4_address_t));
685 rmp->port = clib_host_to_net_u16 (port);
686 rmp->session_refresh_interval = clib_host_to_net_u32 (session_refresh_interval);
692 vl_api_nat_ha_get_failover_t_print (vl_api_nat_ha_get_failover_t * mp,
697 s = format (0, "SCRIPT: nat_ha_get_failover");
703 vl_api_nat_ha_flush_t_handler (vl_api_nat_ha_flush_t * mp)
705 snat_main_t *sm = &snat_main;
706 vl_api_nat_ha_flush_reply_t *rmp;
711 REPLY_MACRO (VL_API_NAT_HA_FLUSH_REPLY);
715 vl_api_nat_ha_flush_t_print (vl_api_nat_ha_flush_t * mp, void *handle)
719 s = format (0, "SCRIPT: nat_ha_flush ");
725 nat_ha_resync_completed_event_cb (u32 client_index, u32 pid, u32 missed_count)
727 snat_main_t *sm = &snat_main;
728 vl_api_registration_t *reg;
729 vl_api_nat_ha_resync_completed_event_t *mp;
731 reg = vl_api_client_index_to_registration (client_index);
735 mp = vl_msg_api_alloc (sizeof (*mp));
736 clib_memset (mp, 0, sizeof (*mp));
737 mp->client_index = client_index;
739 mp->missed_count = clib_host_to_net_u32 (missed_count);
741 ntohs (VL_API_NAT_HA_RESYNC_COMPLETED_EVENT + sm->msg_id_base);
743 vl_api_send_msg (reg, (u8 *) mp);
747 vl_api_nat_ha_resync_t_handler (vl_api_nat_ha_resync_t * mp)
749 snat_main_t *sm = &snat_main;
750 vl_api_nat_ha_resync_reply_t *rmp;
754 nat_ha_resync (mp->client_index, mp->pid,
755 mp->want_resync_event ? nat_ha_resync_completed_event_cb :
758 REPLY_MACRO (VL_API_NAT_HA_RESYNC_REPLY);
762 vl_api_nat_ha_resync_t_print (vl_api_nat_ha_resync_t * mp, void *handle)
766 s = format (0, "SCRIPT: nat_ha_resync ");
768 format (s, "want_resync_event %d pid %d", mp->want_resync_event,
769 clib_host_to_net_u32 (mp->pid));
778 vl_api_nat44_del_user_t_handler (vl_api_nat44_del_user_t * mp)
780 snat_main_t *sm = &snat_main;
781 vl_api_nat44_del_user_reply_t *rmp;
784 memcpy (&addr.as_u8, mp->ip_address, 4);
785 rv = nat44_user_del (&addr, ntohl (mp->fib_index));
786 REPLY_MACRO (VL_API_NAT44_DEL_USER_REPLY);
789 static void *vl_api_nat44_del_user_t_print
790 (vl_api_nat44_del_user_t * mp, void *handle)
793 s = format (0, "SCRIPT: nat44_del_user ");
794 s = format (s, "ip_address %U fib_index %U ",
795 format_ip4_address, mp->ip_address, ntohl (mp->fib_index));
800 vl_api_nat44_add_del_address_range_t_handler
801 (vl_api_nat44_add_del_address_range_t * mp)
803 snat_main_t *sm = &snat_main;
804 vl_api_nat44_add_del_address_range_reply_t *rmp;
805 ip4_address_t this_addr;
806 u8 is_add, twice_nat;
807 u32 start_host_order, end_host_order;
813 if (sm->static_mapping_only)
815 rv = VNET_API_ERROR_FEATURE_DISABLED;
820 twice_nat = mp->flags & NAT_API_IS_TWICE_NAT;
822 tmp = (u32 *) mp->first_ip_address;
823 start_host_order = clib_host_to_net_u32 (tmp[0]);
824 tmp = (u32 *) mp->last_ip_address;
825 end_host_order = clib_host_to_net_u32 (tmp[0]);
827 count = (end_host_order - start_host_order) + 1;
829 vrf_id = clib_host_to_net_u32 (mp->vrf_id);
832 nat_log_info ("%U - %U, %d addresses...",
833 format_ip4_address, mp->first_ip_address,
834 format_ip4_address, mp->last_ip_address, count);
836 memcpy (&this_addr.as_u8, mp->first_ip_address, 4);
838 for (i = 0; i < count; i++)
841 rv = snat_add_address (sm, &this_addr, vrf_id, twice_nat);
843 rv = snat_del_address (sm, this_addr, 0, twice_nat);
849 nat44_add_del_address_dpo (this_addr, is_add);
851 increment_v4_address (&this_addr);
855 REPLY_MACRO (VL_API_NAT44_ADD_DEL_ADDRESS_RANGE_REPLY);
858 static void *vl_api_nat44_add_del_address_range_t_print
859 (vl_api_nat44_add_del_address_range_t * mp, void *handle)
863 s = format (0, "SCRIPT: nat44_add_address_range ");
864 s = format (s, "%U ", format_ip4_address, mp->first_ip_address);
865 if (memcmp (mp->first_ip_address, mp->last_ip_address, 4))
867 s = format (s, " - %U ", format_ip4_address, mp->last_ip_address);
869 s = format (s, "twice_nat %d ", mp->flags & NAT_API_IS_TWICE_NAT);
874 send_nat44_address_details (snat_address_t * a,
875 vl_api_registration_t * reg, u32 context,
878 vl_api_nat44_address_details_t *rmp;
879 snat_main_t *sm = &snat_main;
881 rmp = vl_msg_api_alloc (sizeof (*rmp));
882 clib_memset (rmp, 0, sizeof (*rmp));
883 rmp->_vl_msg_id = ntohs (VL_API_NAT44_ADDRESS_DETAILS + sm->msg_id_base);
884 clib_memcpy (rmp->ip_address, &(a->addr), 4);
885 if (a->fib_index != ~0)
887 fib_table_t *fib = fib_table_get (a->fib_index, FIB_PROTOCOL_IP4);
888 rmp->vrf_id = ntohl (fib->ft_table_id);
893 rmp->flags |= NAT_API_IS_TWICE_NAT;
894 rmp->context = context;
896 vl_api_send_msg (reg, (u8 *) rmp);
900 vl_api_nat44_address_dump_t_handler (vl_api_nat44_address_dump_t * mp)
902 vl_api_registration_t *reg;
903 snat_main_t *sm = &snat_main;
906 reg = vl_api_client_index_to_registration (mp->client_index);
911 vec_foreach (a, sm->addresses)
912 send_nat44_address_details (a, reg, mp->context, 0);
913 vec_foreach (a, sm->twice_nat_addresses)
914 send_nat44_address_details (a, reg, mp->context, 1);
919 vl_api_nat44_address_dump_t_print (vl_api_nat44_address_dump_t * mp,
924 s = format (0, "SCRIPT: nat44_address_dump ");
930 vl_api_nat44_interface_add_del_feature_t_handler
931 (vl_api_nat44_interface_add_del_feature_t * mp)
933 snat_main_t *sm = &snat_main;
934 vl_api_nat44_interface_add_del_feature_reply_t *rmp;
935 u32 sw_if_index = ntohl (mp->sw_if_index);
939 is_del = !mp->is_add;
941 VALIDATE_SW_IF_INDEX (mp);
944 snat_interface_add_del (sw_if_index, mp->flags & NAT_API_IS_INSIDE,
947 BAD_SW_IF_INDEX_LABEL;
949 REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_FEATURE_REPLY);
952 static void *vl_api_nat44_interface_add_del_feature_t_print
953 (vl_api_nat44_interface_add_del_feature_t * mp, void *handle)
957 s = format (0, "SCRIPT: nat44_interface_add_del_feature ");
958 s = format (s, "sw_if_index %d %s %s",
959 clib_host_to_net_u32 (mp->sw_if_index),
960 mp->flags & NAT_API_IS_INSIDE ? "in" : "out",
961 mp->is_add ? "" : "del");
967 send_nat44_interface_details (snat_interface_t * i,
968 vl_api_registration_t * reg, u32 context)
970 vl_api_nat44_interface_details_t *rmp;
971 snat_main_t *sm = &snat_main;
973 rmp = vl_msg_api_alloc (sizeof (*rmp));
974 clib_memset (rmp, 0, sizeof (*rmp));
975 rmp->_vl_msg_id = ntohs (VL_API_NAT44_INTERFACE_DETAILS + sm->msg_id_base);
976 rmp->sw_if_index = ntohl (i->sw_if_index);
978 if (nat_interface_is_inside (i))
979 rmp->flags |= NAT_API_IS_INSIDE;
980 if (nat_interface_is_outside (i))
981 rmp->flags |= NAT_API_IS_OUTSIDE;
983 rmp->context = context;
985 vl_api_send_msg (reg, (u8 *) rmp);
989 vl_api_nat44_interface_dump_t_handler (vl_api_nat44_interface_dump_t * mp)
991 vl_api_registration_t *reg;
992 snat_main_t *sm = &snat_main;
995 reg = vl_api_client_index_to_registration (mp->client_index);
1000 pool_foreach (i, sm->interfaces,
1002 send_nat44_interface_details(i, reg, mp->context);
1008 vl_api_nat44_interface_dump_t_print (vl_api_nat44_interface_dump_t * mp,
1013 s = format (0, "SCRIPT: nat44_interface_dump ");
1019 vl_api_nat44_interface_add_del_output_feature_t_handler
1020 (vl_api_nat44_interface_add_del_output_feature_t * mp)
1022 snat_main_t *sm = &snat_main;
1023 vl_api_nat44_interface_add_del_output_feature_reply_t *rmp;
1024 u32 sw_if_index = ntohl (mp->sw_if_index);
1027 VALIDATE_SW_IF_INDEX (mp);
1029 rv = snat_interface_add_del_output_feature (sw_if_index,
1030 mp->flags & NAT_API_IS_INSIDE,
1033 BAD_SW_IF_INDEX_LABEL;
1034 REPLY_MACRO (VL_API_NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE_REPLY);
1037 static void *vl_api_nat44_interface_add_del_output_feature_t_print
1038 (vl_api_nat44_interface_add_del_output_feature_t * mp, void *handle)
1042 s = format (0, "SCRIPT: nat44_interface_add_del_output_feature ");
1043 s = format (s, "sw_if_index %d %s %s",
1044 clib_host_to_net_u32 (mp->sw_if_index),
1045 mp->flags & NAT_API_IS_INSIDE ? "in" : "out",
1046 mp->is_add ? "" : "del");
1052 send_nat44_interface_output_feature_details (snat_interface_t * i,
1053 vl_api_registration_t * reg,
1056 vl_api_nat44_interface_output_feature_details_t *rmp;
1057 snat_main_t *sm = &snat_main;
1059 rmp = vl_msg_api_alloc (sizeof (*rmp));
1060 clib_memset (rmp, 0, sizeof (*rmp));
1062 ntohs (VL_API_NAT44_INTERFACE_OUTPUT_FEATURE_DETAILS + sm->msg_id_base);
1063 rmp->sw_if_index = ntohl (i->sw_if_index);
1064 rmp->context = context;
1066 if (nat_interface_is_inside (i))
1067 rmp->flags |= NAT_API_IS_INSIDE;
1069 vl_api_send_msg (reg, (u8 *) rmp);
1073 vl_api_nat44_interface_output_feature_dump_t_handler
1074 (vl_api_nat44_interface_output_feature_dump_t * mp)
1076 vl_api_registration_t *reg;
1077 snat_main_t *sm = &snat_main;
1078 snat_interface_t *i;
1080 reg = vl_api_client_index_to_registration (mp->client_index);
1085 pool_foreach (i, sm->output_feature_interfaces,
1087 send_nat44_interface_output_feature_details(i, reg, mp->context);
1092 static void *vl_api_nat44_interface_output_feature_dump_t_print
1093 (vl_api_nat44_interface_output_feature_dump_t * mp, void *handle)
1097 s = format (0, "SCRIPT: nat44_interface_output_feature_dump ");
1103 vl_api_nat44_add_del_static_mapping_t_handler
1104 (vl_api_nat44_add_del_static_mapping_t * mp)
1106 snat_main_t *sm = &snat_main;
1107 vl_api_nat44_add_del_static_mapping_reply_t *rmp;
1108 ip4_address_t local_addr, external_addr;
1109 u16 local_port = 0, external_port = 0;
1110 u32 vrf_id, external_sw_if_index;
1111 twice_nat_type_t twice_nat = TWICE_NAT_DISABLED;
1113 nat_protocol_t proto;
1116 memcpy (&local_addr.as_u8, mp->local_ip_address, 4);
1117 memcpy (&external_addr.as_u8, mp->external_ip_address, 4);
1119 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1121 local_port = mp->local_port;
1122 external_port = mp->external_port;
1125 vrf_id = clib_net_to_host_u32 (mp->vrf_id);
1126 external_sw_if_index = clib_net_to_host_u32 (mp->external_sw_if_index);
1127 proto = ip_proto_to_nat_proto (mp->protocol);
1129 if (mp->flags & NAT_API_IS_TWICE_NAT)
1130 twice_nat = TWICE_NAT;
1131 else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT)
1132 twice_nat = TWICE_NAT_SELF;
1133 mp->tag[sizeof (mp->tag) - 1] = 0;
1134 tag = format (0, "%s", mp->tag);
1135 vec_terminate_c_string (tag);
1137 rv = snat_add_static_mapping (local_addr, external_addr, local_port,
1138 external_port, vrf_id,
1139 mp->flags & NAT_API_IS_ADDR_ONLY,
1140 external_sw_if_index, proto,
1141 mp->is_add, twice_nat,
1142 mp->flags & NAT_API_IS_OUT2IN_ONLY, tag, 0);
1145 REPLY_MACRO (VL_API_NAT44_ADD_DEL_STATIC_MAPPING_REPLY);
1148 static void *vl_api_nat44_add_del_static_mapping_t_print
1149 (vl_api_nat44_add_del_static_mapping_t * mp, void *handle)
1153 s = format (0, "SCRIPT: nat44_add_del_static_mapping ");
1154 s = format (s, "protocol %d local_addr %U external_addr %U ",
1156 format_ip4_address, mp->local_ip_address,
1157 format_ip4_address, mp->external_ip_address);
1159 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1160 s = format (s, "local_port %d external_port %d ",
1161 clib_net_to_host_u16 (mp->local_port),
1162 clib_net_to_host_u16 (mp->external_port));
1164 s = format (s, "twice_nat %d out2in_only %d ",
1165 mp->flags & NAT_API_IS_TWICE_NAT,
1166 mp->flags & NAT_API_IS_OUT2IN_ONLY);
1168 if (mp->vrf_id != ~0)
1169 s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id));
1171 if (mp->external_sw_if_index != ~0)
1172 s = format (s, "external_sw_if_index %d",
1173 clib_net_to_host_u32 (mp->external_sw_if_index));
1178 send_nat44_static_mapping_details (snat_static_mapping_t * m,
1179 vl_api_registration_t * reg, u32 context)
1181 vl_api_nat44_static_mapping_details_t *rmp;
1182 snat_main_t *sm = &snat_main;
1183 u32 len = sizeof (*rmp);
1185 rmp = vl_msg_api_alloc (len);
1186 clib_memset (rmp, 0, len);
1188 ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base);
1190 clib_memcpy (rmp->local_ip_address, &(m->local_addr), 4);
1191 clib_memcpy (rmp->external_ip_address, &(m->external_addr), 4);
1192 rmp->external_sw_if_index = ~0;
1193 rmp->vrf_id = htonl (m->vrf_id);
1194 rmp->context = context;
1196 if (m->twice_nat == TWICE_NAT)
1197 rmp->flags |= NAT_API_IS_TWICE_NAT;
1198 else if (m->twice_nat == TWICE_NAT_SELF)
1199 rmp->flags |= NAT_API_IS_SELF_TWICE_NAT;
1201 if (is_out2in_only_static_mapping (m))
1202 rmp->flags |= NAT_API_IS_OUT2IN_ONLY;
1204 if (is_addr_only_static_mapping (m))
1206 rmp->flags |= NAT_API_IS_ADDR_ONLY;
1210 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1211 rmp->external_port = m->external_port;
1212 rmp->local_port = m->local_port;
1216 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1218 vl_api_send_msg (reg, (u8 *) rmp);
1222 send_nat44_static_map_resolve_details (snat_static_map_resolve_t * m,
1223 vl_api_registration_t * reg,
1226 vl_api_nat44_static_mapping_details_t *rmp;
1227 snat_main_t *sm = &snat_main;
1229 rmp = vl_msg_api_alloc (sizeof (*rmp));
1230 clib_memset (rmp, 0, sizeof (*rmp));
1232 ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base);
1233 clib_memcpy (rmp->local_ip_address, &(m->l_addr), 4);
1234 rmp->external_sw_if_index = htonl (m->sw_if_index);
1235 rmp->vrf_id = htonl (m->vrf_id);
1236 rmp->context = context;
1239 rmp->flags |= NAT_API_IS_TWICE_NAT;
1243 rmp->flags |= NAT_API_IS_ADDR_ONLY;
1247 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1248 rmp->external_port = m->e_port;
1249 rmp->local_port = m->l_port;
1252 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1254 vl_api_send_msg (reg, (u8 *) rmp);
1258 vl_api_nat44_static_mapping_dump_t_handler (vl_api_nat44_static_mapping_dump_t
1261 vl_api_registration_t *reg;
1262 snat_main_t *sm = &snat_main;
1263 snat_static_mapping_t *m;
1264 snat_static_map_resolve_t *rp;
1267 reg = vl_api_client_index_to_registration (mp->client_index);
1272 pool_foreach (m, sm->static_mappings,
1274 if (!is_identity_static_mapping(m) && !is_lb_static_mapping (m))
1275 send_nat44_static_mapping_details (m, reg, mp->context);
1279 for (j = 0; j < vec_len (sm->to_resolve); j++)
1281 rp = sm->to_resolve + j;
1282 if (!rp->identity_nat)
1283 send_nat44_static_map_resolve_details (rp, reg, mp->context);
1288 vl_api_nat44_static_mapping_dump_t_print (vl_api_nat44_static_mapping_dump_t *
1293 s = format (0, "SCRIPT: nat44_static_mapping_dump ");
1299 vl_api_nat44_add_del_identity_mapping_t_handler
1300 (vl_api_nat44_add_del_identity_mapping_t * mp)
1302 snat_main_t *sm = &snat_main;
1303 vl_api_nat44_add_del_identity_mapping_reply_t *rmp;
1306 u32 vrf_id, sw_if_index;
1308 nat_protocol_t proto = NAT_PROTOCOL_OTHER;
1311 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1314 proto = ip_proto_to_nat_proto (mp->protocol);
1316 vrf_id = clib_net_to_host_u32 (mp->vrf_id);
1317 sw_if_index = clib_net_to_host_u32 (mp->sw_if_index);
1318 if (sw_if_index != ~0)
1321 memcpy (&addr.as_u8, mp->ip_address, 4);
1322 mp->tag[sizeof (mp->tag) - 1] = 0;
1323 tag = format (0, "%s", mp->tag);
1324 vec_terminate_c_string (tag);
1327 snat_add_static_mapping (addr, addr, port, port, vrf_id,
1328 mp->flags & NAT_API_IS_ADDR_ONLY, sw_if_index,
1329 proto, mp->is_add, 0, 0, tag, 1);
1332 REPLY_MACRO (VL_API_NAT44_ADD_DEL_IDENTITY_MAPPING_REPLY);
1335 static void *vl_api_nat44_add_del_identity_mapping_t_print
1336 (vl_api_nat44_add_del_identity_mapping_t * mp, void *handle)
1340 s = format (0, "SCRIPT: nat44_add_del_identity_mapping ");
1341 if (mp->sw_if_index != ~0)
1342 s = format (s, "sw_if_index %d", clib_net_to_host_u32 (mp->sw_if_index));
1344 s = format (s, "addr %U", format_ip4_address, mp->ip_address);
1346 if (!(mp->flags & NAT_API_IS_ADDR_ONLY))
1348 format (s, " protocol %d port %d", mp->protocol,
1349 clib_net_to_host_u16 (mp->port));
1351 if (mp->vrf_id != ~0)
1352 s = format (s, " vrf %d", clib_net_to_host_u32 (mp->vrf_id));
1358 send_nat44_identity_mapping_details (snat_static_mapping_t * m, int index,
1359 vl_api_registration_t * reg, u32 context)
1361 vl_api_nat44_identity_mapping_details_t *rmp;
1362 snat_main_t *sm = &snat_main;
1363 nat44_lb_addr_port_t *local = pool_elt_at_index (m->locals, index);
1365 rmp = vl_msg_api_alloc (sizeof (*rmp));
1366 clib_memset (rmp, 0, sizeof (*rmp));
1368 ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base);
1370 if (is_addr_only_static_mapping (m))
1371 rmp->flags |= NAT_API_IS_ADDR_ONLY;
1373 clib_memcpy (rmp->ip_address, &(m->local_addr), 4);
1374 rmp->port = m->local_port;
1375 rmp->sw_if_index = ~0;
1376 rmp->vrf_id = htonl (local->vrf_id);
1377 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1378 rmp->context = context;
1380 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1382 vl_api_send_msg (reg, (u8 *) rmp);
1386 send_nat44_identity_map_resolve_details (snat_static_map_resolve_t * m,
1387 vl_api_registration_t * reg,
1390 vl_api_nat44_identity_mapping_details_t *rmp;
1391 snat_main_t *sm = &snat_main;
1393 rmp = vl_msg_api_alloc (sizeof (*rmp));
1394 clib_memset (rmp, 0, sizeof (*rmp));
1396 ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base);
1399 rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_ADDR_ONLY;
1401 rmp->port = m->l_port;
1402 rmp->sw_if_index = htonl (m->sw_if_index);
1403 rmp->vrf_id = htonl (m->vrf_id);
1404 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1405 rmp->context = context;
1407 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1409 vl_api_send_msg (reg, (u8 *) rmp);
1413 vl_api_nat44_identity_mapping_dump_t_handler
1414 (vl_api_nat44_identity_mapping_dump_t * mp)
1416 vl_api_registration_t *reg;
1417 snat_main_t *sm = &snat_main;
1418 snat_static_mapping_t *m;
1419 snat_static_map_resolve_t *rp;
1422 reg = vl_api_client_index_to_registration (mp->client_index);
1427 pool_foreach (m, sm->static_mappings,
1429 if (is_identity_static_mapping(m) && !is_lb_static_mapping (m))
1431 pool_foreach_index (j, m->locals,
1433 send_nat44_identity_mapping_details (m, j, reg, mp->context);
1439 for (j = 0; j < vec_len (sm->to_resolve); j++)
1441 rp = sm->to_resolve + j;
1442 if (rp->identity_nat)
1443 send_nat44_identity_map_resolve_details (rp, reg, mp->context);
1447 static void *vl_api_nat44_identity_mapping_dump_t_print
1448 (vl_api_nat44_identity_mapping_dump_t * mp, void *handle)
1452 s = format (0, "SCRIPT: nat44_identity_mapping_dump ");
1458 vl_api_nat44_add_del_interface_addr_t_handler
1459 (vl_api_nat44_add_del_interface_addr_t * mp)
1461 snat_main_t *sm = &snat_main;
1462 vl_api_nat44_add_del_interface_addr_reply_t *rmp;
1463 u32 sw_if_index = ntohl (mp->sw_if_index);
1467 is_del = !mp->is_add;
1469 VALIDATE_SW_IF_INDEX (mp);
1471 rv = snat_add_interface_address (sm, sw_if_index, is_del,
1472 mp->flags & NAT_API_IS_TWICE_NAT);
1474 BAD_SW_IF_INDEX_LABEL;
1475 REPLY_MACRO (VL_API_NAT44_ADD_DEL_INTERFACE_ADDR_REPLY);
1478 static void *vl_api_nat44_add_del_interface_addr_t_print
1479 (vl_api_nat44_add_del_interface_addr_t * mp, void *handle)
1483 s = format (0, "SCRIPT: nat44_add_del_interface_addr ");
1484 s = format (s, "sw_if_index %d twice_nat %d %s",
1485 clib_host_to_net_u32 (mp->sw_if_index),
1486 mp->flags & NAT_API_IS_TWICE_NAT, mp->is_add ? "" : "del");
1492 send_nat44_interface_addr_details (u32 sw_if_index,
1493 vl_api_registration_t * reg, u32 context,
1496 vl_api_nat44_interface_addr_details_t *rmp;
1497 snat_main_t *sm = &snat_main;
1499 rmp = vl_msg_api_alloc (sizeof (*rmp));
1500 clib_memset (rmp, 0, sizeof (*rmp));
1502 ntohs (VL_API_NAT44_INTERFACE_ADDR_DETAILS + sm->msg_id_base);
1503 rmp->sw_if_index = ntohl (sw_if_index);
1506 rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_TWICE_NAT;
1507 rmp->context = context;
1509 vl_api_send_msg (reg, (u8 *) rmp);
1513 vl_api_nat44_interface_addr_dump_t_handler (vl_api_nat44_interface_addr_dump_t
1516 vl_api_registration_t *reg;
1517 snat_main_t *sm = &snat_main;
1520 reg = vl_api_client_index_to_registration (mp->client_index);
1525 vec_foreach (i, sm->auto_add_sw_if_indices)
1526 send_nat44_interface_addr_details(*i, reg, mp->context, 0);
1527 vec_foreach (i, sm->auto_add_sw_if_indices_twice_nat)
1528 send_nat44_interface_addr_details(*i, reg, mp->context, 1);
1533 vl_api_nat44_interface_addr_dump_t_print (vl_api_nat44_interface_addr_dump_t *
1538 s = format (0, "SCRIPT: nat44_interface_addr_dump ");
1544 send_nat44_user_details (snat_user_t * u, vl_api_registration_t * reg,
1547 vl_api_nat44_user_details_t *rmp;
1548 snat_main_t *sm = &snat_main;
1549 ip4_main_t *im = &ip4_main;
1551 rmp = vl_msg_api_alloc (sizeof (*rmp));
1552 clib_memset (rmp, 0, sizeof (*rmp));
1553 rmp->_vl_msg_id = ntohs (VL_API_NAT44_USER_DETAILS + sm->msg_id_base);
1555 if (!pool_is_free_index (im->fibs, u->fib_index))
1557 fib_table_t *fib = fib_table_get (u->fib_index, FIB_PROTOCOL_IP4);
1558 rmp->vrf_id = ntohl (fib->ft_table_id);
1561 clib_memcpy (rmp->ip_address, &(u->addr), 4);
1562 rmp->nsessions = ntohl (u->nsessions);
1563 rmp->nstaticsessions = ntohl (u->nstaticsessions);
1564 rmp->context = context;
1566 vl_api_send_msg (reg, (u8 *) rmp);
1570 nat_ed_user_create_helper (snat_main_per_thread_data_t * tsm,
1574 k.addr = s->in2out.addr;
1575 k.fib_index = s->in2out.fib_index;
1576 clib_bihash_kv_8_8_t key, value;
1579 if (clib_bihash_search_8_8 (&tsm->user_hash, &key, &value))
1581 pool_get (tsm->users, u);
1583 u->fib_index = k.fib_index;
1585 u->nstaticsessions = 0;
1586 key.value = u - tsm->users;
1587 clib_bihash_add_del_8_8 (&tsm->user_hash, &key, 1);
1591 u = pool_elt_at_index (tsm->users, value.value);
1593 if (snat_is_session_static (s))
1595 ++u->nstaticsessions;
1604 nat_ed_users_create (snat_main_per_thread_data_t * tsm)
1608 pool_foreach (s, tsm->sessions, { nat_ed_user_create_helper (tsm, s); });
1613 nat_ed_users_destroy (snat_main_per_thread_data_t * tsm)
1617 pool_flush (u, tsm->users, { });
1619 clib_bihash_free_8_8 (&tsm->user_hash);
1620 clib_bihash_init_8_8 (&tsm->user_hash, "users", snat_main.user_buckets,
1621 snat_main.user_memory_size);
1622 clib_bihash_set_kvp_format_fn_8_8 (&tsm->user_hash, format_user_kvp);
1626 vl_api_nat44_user_dump_t_handler (vl_api_nat44_user_dump_t * mp)
1628 vl_api_registration_t *reg;
1629 snat_main_t *sm = &snat_main;
1630 snat_main_per_thread_data_t *tsm;
1633 reg = vl_api_client_index_to_registration (mp->client_index);
1638 vec_foreach (tsm, sm->per_thread_data)
1640 if (sm->endpoint_dependent)
1642 nat_ed_users_create (tsm);
1644 pool_foreach (u, tsm->users,
1646 send_nat44_user_details (u, reg, mp->context);
1648 if (sm->endpoint_dependent)
1650 nat_ed_users_destroy (tsm);
1657 vl_api_nat44_user_dump_t_print (vl_api_nat44_user_dump_t * mp, void *handle)
1661 s = format (0, "SCRIPT: nat44_user_dump ");
1667 send_nat44_user_session_details (snat_session_t * s,
1668 vl_api_registration_t * reg, u32 context)
1670 vl_api_nat44_user_session_details_t *rmp;
1671 snat_main_t *sm = &snat_main;
1673 rmp = vl_msg_api_alloc (sizeof (*rmp));
1674 clib_memset (rmp, 0, sizeof (*rmp));
1676 ntohs (VL_API_NAT44_USER_SESSION_DETAILS + sm->msg_id_base);
1677 clib_memcpy (rmp->outside_ip_address, (&s->out2in.addr), 4);
1678 clib_memcpy (rmp->inside_ip_address, (&s->in2out.addr), 4);
1680 if (snat_is_session_static (s))
1681 rmp->flags |= NAT_API_IS_STATIC;
1683 if (is_twice_nat_session (s))
1684 rmp->flags |= NAT_API_IS_TWICE_NAT;
1686 if (is_ed_session (s) || is_fwd_bypass_session (s))
1687 rmp->flags |= NAT_API_IS_EXT_HOST_VALID;
1689 rmp->last_heard = clib_host_to_net_u64 ((u64) s->last_heard);
1690 rmp->total_bytes = clib_host_to_net_u64 (s->total_bytes);
1691 rmp->total_pkts = ntohl (s->total_pkts);
1692 rmp->context = context;
1693 if (snat_is_unk_proto_session (s))
1695 rmp->outside_port = 0;
1696 rmp->inside_port = 0;
1697 rmp->protocol = ntohs (s->in2out.port);
1701 rmp->outside_port = s->out2in.port;
1702 rmp->inside_port = s->in2out.port;
1703 rmp->protocol = ntohs (nat_proto_to_ip_proto (s->nat_proto));
1705 if (is_ed_session (s) || is_fwd_bypass_session (s))
1707 clib_memcpy (rmp->ext_host_address, &s->ext_host_addr, 4);
1708 rmp->ext_host_port = s->ext_host_port;
1709 if (is_twice_nat_session (s))
1711 clib_memcpy (rmp->ext_host_nat_address, &s->ext_host_nat_addr, 4);
1712 rmp->ext_host_nat_port = s->ext_host_nat_port;
1716 vl_api_send_msg (reg, (u8 *) rmp);
1720 vl_api_nat44_user_session_dump_t_handler (vl_api_nat44_user_session_dump_t *
1723 vl_api_registration_t *reg;
1724 snat_main_t *sm = &snat_main;
1725 snat_main_per_thread_data_t *tsm;
1727 clib_bihash_kv_8_8_t key, value;
1728 snat_user_key_t ukey;
1730 u32 session_index, head_index, elt_index;
1731 dlist_elt_t *head, *elt;
1734 reg = vl_api_client_index_to_registration (mp->client_index);
1738 clib_memcpy (&ukey.addr, mp->ip_address, 4);
1739 ip.src_address.as_u32 = ukey.addr.as_u32;
1740 ukey.fib_index = fib_table_find (FIB_PROTOCOL_IP4, ntohl (mp->vrf_id));
1741 key.key = ukey.as_u64;
1742 if (sm->num_workers > 1)
1744 vec_elt_at_index (sm->per_thread_data,
1745 sm->worker_in2out_cb (&ip, ukey.fib_index, 0));
1747 tsm = vec_elt_at_index (sm->per_thread_data, sm->num_workers);
1748 if (!sm->endpoint_dependent)
1750 if (clib_bihash_search_8_8 (&tsm->user_hash, &key, &value))
1752 u = pool_elt_at_index (tsm->users, value.value);
1753 if (!u->nsessions && !u->nstaticsessions)
1756 head_index = u->sessions_per_user_list_head_index;
1757 head = pool_elt_at_index (tsm->list_pool, head_index);
1758 elt_index = head->next;
1759 elt = pool_elt_at_index (tsm->list_pool, elt_index);
1760 session_index = elt->value;
1761 while (session_index != ~0)
1763 s = pool_elt_at_index (tsm->sessions, session_index);
1765 send_nat44_user_session_details (s, reg, mp->context);
1767 elt_index = elt->next;
1768 elt = pool_elt_at_index (tsm->list_pool, elt_index);
1769 session_index = elt->value;
1775 pool_foreach (s, tsm->sessions, {
1776 if (s->in2out.addr.as_u32 == ukey.addr.as_u32)
1778 send_nat44_user_session_details (s, reg, mp->context);
1786 vl_api_nat44_user_session_dump_t_print (vl_api_nat44_user_session_dump_t * mp,
1791 s = format (0, "SCRIPT: nat44_user_session_dump ");
1792 s = format (s, "ip_address %U vrf_id %d\n",
1793 format_ip4_address, mp->ip_address,
1794 clib_net_to_host_u32 (mp->vrf_id));
1799 static nat44_lb_addr_port_t *
1800 unformat_nat44_lb_addr_port (vl_api_nat44_lb_addr_port_t * addr_port_pairs,
1801 u32 addr_port_pair_num)
1804 nat44_lb_addr_port_t *lb_addr_port_pairs = 0, lb_addr_port;
1805 vl_api_nat44_lb_addr_port_t *ap;
1807 for (i = 0; i < addr_port_pair_num; i++)
1809 ap = &addr_port_pairs[i];
1810 clib_memset (&lb_addr_port, 0, sizeof (lb_addr_port));
1811 clib_memcpy (&lb_addr_port.addr, ap->addr, 4);
1812 lb_addr_port.port = ap->port;
1813 lb_addr_port.probability = ap->probability;
1814 lb_addr_port.vrf_id = clib_net_to_host_u32 (ap->vrf_id);
1815 vec_add1 (lb_addr_port_pairs, lb_addr_port);
1818 return lb_addr_port_pairs;
1822 vl_api_nat44_add_del_lb_static_mapping_t_handler
1823 (vl_api_nat44_add_del_lb_static_mapping_t * mp)
1825 snat_main_t *sm = &snat_main;
1826 vl_api_nat44_add_del_lb_static_mapping_reply_t *rmp;
1827 twice_nat_type_t twice_nat = TWICE_NAT_DISABLED;
1829 nat44_lb_addr_port_t *locals = 0;
1830 ip4_address_t e_addr;
1831 nat_protocol_t proto;
1834 if (!sm->endpoint_dependent)
1836 rv = VNET_API_ERROR_UNSUPPORTED;
1841 unformat_nat44_lb_addr_port (mp->locals,
1842 clib_net_to_host_u32 (mp->local_num));
1843 clib_memcpy (&e_addr, mp->external_addr, 4);
1844 proto = ip_proto_to_nat_proto (mp->protocol);
1846 if (mp->flags & NAT_API_IS_TWICE_NAT)
1847 twice_nat = TWICE_NAT;
1848 else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT)
1849 twice_nat = TWICE_NAT_SELF;
1850 mp->tag[sizeof (mp->tag) - 1] = 0;
1851 tag = format (0, "%s", mp->tag);
1852 vec_terminate_c_string (tag);
1855 nat44_add_del_lb_static_mapping (e_addr,
1857 proto, locals, mp->is_add,
1859 mp->flags & NAT_API_IS_OUT2IN_ONLY, tag,
1860 clib_net_to_host_u32 (mp->affinity));
1866 REPLY_MACRO (VL_API_NAT44_ADD_DEL_LB_STATIC_MAPPING_REPLY);
1869 static void *vl_api_nat44_add_del_lb_static_mapping_t_print
1870 (vl_api_nat44_add_del_lb_static_mapping_t * mp, void *handle)
1874 s = format (0, "SCRIPT: nat44_add_del_lb_static_mapping ");
1875 s = format (s, "is_add %d twice_nat %d out2in_only %d ",
1877 mp->flags & NAT_API_IS_TWICE_NAT,
1878 mp->flags & NAT_API_IS_OUT2IN_ONLY);
1884 vl_api_nat44_lb_static_mapping_add_del_local_t_handler
1885 (vl_api_nat44_lb_static_mapping_add_del_local_t * mp)
1887 snat_main_t *sm = &snat_main;
1888 vl_api_nat44_lb_static_mapping_add_del_local_reply_t *rmp;
1890 ip4_address_t e_addr, l_addr;
1891 nat_protocol_t proto;
1893 if (!sm->endpoint_dependent)
1895 rv = VNET_API_ERROR_UNSUPPORTED;
1899 clib_memcpy (&e_addr, mp->external_addr, 4);
1900 clib_memcpy (&l_addr, mp->local.addr, 4);
1901 proto = ip_proto_to_nat_proto (mp->protocol);
1904 nat44_lb_static_mapping_add_del_local (e_addr,
1905 clib_net_to_host_u16
1906 (mp->external_port), l_addr,
1907 clib_net_to_host_u16 (mp->
1910 clib_net_to_host_u32 (mp->
1912 mp->local.probability, mp->is_add);
1915 REPLY_MACRO (VL_API_NAT44_LB_STATIC_MAPPING_ADD_DEL_LOCAL_REPLY);
1918 static void *vl_api_nat44_lb_static_mapping_add_del_local_t_print
1919 (vl_api_nat44_lb_static_mapping_add_del_local_t * mp, void *handle)
1923 s = format (0, "SCRIPT: nat44_lb_static_mapping_add_del_local ");
1924 s = format (s, "is_add %d", mp->is_add);
1930 send_nat44_lb_static_mapping_details (snat_static_mapping_t * m,
1931 vl_api_registration_t * reg,
1934 vl_api_nat44_lb_static_mapping_details_t *rmp;
1935 snat_main_t *sm = &snat_main;
1936 nat44_lb_addr_port_t *ap;
1937 vl_api_nat44_lb_addr_port_t *locals;
1941 vl_msg_api_alloc (sizeof (*rmp) +
1942 (pool_elts (m->locals) *
1943 sizeof (nat44_lb_addr_port_t)));
1944 clib_memset (rmp, 0, sizeof (*rmp));
1946 ntohs (VL_API_NAT44_LB_STATIC_MAPPING_DETAILS + sm->msg_id_base);
1948 clib_memcpy (rmp->external_addr, &(m->external_addr), 4);
1949 rmp->external_port = m->external_port;
1950 rmp->protocol = nat_proto_to_ip_proto (m->proto);
1951 rmp->context = context;
1953 if (m->twice_nat == TWICE_NAT)
1954 rmp->flags |= NAT_API_IS_TWICE_NAT;
1955 else if (m->twice_nat == TWICE_NAT_SELF)
1956 rmp->flags |= NAT_API_IS_SELF_TWICE_NAT;
1957 if (is_out2in_only_static_mapping (m))
1958 rmp->flags |= NAT_API_IS_OUT2IN_ONLY;
1960 strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag));
1962 locals = (vl_api_nat44_lb_addr_port_t *) rmp->locals;
1964 pool_foreach (ap, m->locals,
1966 clib_memcpy (locals->addr, &(ap->addr), 4);
1967 locals->port = ap->port;
1968 locals->probability = ap->probability;
1969 locals->vrf_id = ntohl (ap->vrf_id);
1974 rmp->local_num = ntohl (local_num);
1976 vl_api_send_msg (reg, (u8 *) rmp);
1980 vl_api_nat44_lb_static_mapping_dump_t_handler
1981 (vl_api_nat44_lb_static_mapping_dump_t * mp)
1983 vl_api_registration_t *reg;
1984 snat_main_t *sm = &snat_main;
1985 snat_static_mapping_t *m;
1987 if (!sm->endpoint_dependent)
1990 reg = vl_api_client_index_to_registration (mp->client_index);
1995 pool_foreach (m, sm->static_mappings,
1997 if (is_lb_static_mapping(m))
1998 send_nat44_lb_static_mapping_details (m, reg, mp->context);
2003 static void *vl_api_nat44_lb_static_mapping_dump_t_print
2004 (vl_api_nat44_lb_static_mapping_dump_t * mp, void *handle)
2008 s = format (0, "SCRIPT: nat44_lb_static_mapping_dump ");
2014 vl_api_nat44_del_session_t_handler (vl_api_nat44_del_session_t * mp)
2016 snat_main_t *sm = &snat_main;
2017 vl_api_nat44_del_session_reply_t *rmp;
2018 ip4_address_t addr, eh_addr;
2023 nat_protocol_t proto;
2025 memcpy (&addr.as_u8, mp->address, 4);
2027 vrf_id = clib_net_to_host_u32 (mp->vrf_id);
2028 proto = ip_proto_to_nat_proto (mp->protocol);
2029 memcpy (&eh_addr.as_u8, mp->ext_host_address, 4);
2030 eh_port = mp->ext_host_port;
2032 is_in = mp->flags & NAT_API_IS_INSIDE;
2034 if (mp->flags & NAT_API_IS_EXT_HOST_VALID)
2036 nat44_del_ed_session (sm, &addr, port, &eh_addr, eh_port, mp->protocol,
2039 rv = nat44_del_session (sm, &addr, port, proto, vrf_id, is_in);
2041 REPLY_MACRO (VL_API_NAT44_DEL_SESSION_REPLY);
2045 vl_api_nat44_del_session_t_print (vl_api_nat44_del_session_t * mp,
2050 s = format (0, "SCRIPT: nat44_add_del_static_mapping ");
2051 s = format (s, "addr %U port %d protocol %d vrf_id %d is_in %d",
2052 format_ip4_address, mp->address,
2053 clib_net_to_host_u16 (mp->port),
2054 mp->protocol, clib_net_to_host_u32 (mp->vrf_id),
2055 mp->flags & NAT_API_IS_INSIDE);
2056 if (mp->flags & NAT_API_IS_EXT_HOST_VALID)
2057 s = format (s, "ext_host_address %U ext_host_port %d",
2058 format_ip4_address, mp->ext_host_address,
2059 clib_net_to_host_u16 (mp->ext_host_port));
2065 vl_api_nat44_forwarding_enable_disable_t_handler
2066 (vl_api_nat44_forwarding_enable_disable_t * mp)
2068 snat_main_t *sm = &snat_main;
2069 vl_api_nat44_forwarding_enable_disable_reply_t *rmp;
2071 u32 *ses_to_be_removed = 0, *ses_index;
2072 snat_main_per_thread_data_t *tsm;
2075 sm->forwarding_enabled = mp->enable != 0;
2077 if (mp->enable == 0)
2080 vec_foreach (tsm, sm->per_thread_data)
2082 pool_foreach (s, tsm->sessions,
2084 if (is_fwd_bypass_session(s))
2086 vec_add1 (ses_to_be_removed, s - tsm->sessions);
2089 if(sm->endpoint_dependent){
2090 vec_foreach (ses_index, ses_to_be_removed)
2092 s = pool_elt_at_index(tsm->sessions, ses_index[0]);
2093 nat_free_session_data (sm, s, tsm - sm->per_thread_data, 0);
2094 nat_ed_session_delete (sm, s, tsm - sm->per_thread_data, 1);
2097 vec_foreach (ses_index, ses_to_be_removed)
2099 s = pool_elt_at_index(tsm->sessions, ses_index[0]);
2100 nat_free_session_data (sm, s, tsm - sm->per_thread_data, 0);
2101 nat44_delete_session (sm, s, tsm - sm->per_thread_data);
2104 vec_free (ses_to_be_removed);
2109 REPLY_MACRO (VL_API_NAT44_FORWARDING_ENABLE_DISABLE_REPLY);
2112 static void *vl_api_nat44_forwarding_enable_disable_t_print
2113 (vl_api_nat44_forwarding_enable_disable_t * mp, void *handle)
2117 s = format (0, "SCRIPT: nat44_forwarding_enable_disable ");
2118 s = format (s, "enable %d", mp->enable != 0);
2124 vl_api_nat44_forwarding_is_enabled_t_handler
2125 (vl_api_nat44_forwarding_is_enabled_t * mp)
2127 vl_api_registration_t *reg;
2128 snat_main_t *sm = &snat_main;
2129 vl_api_nat44_forwarding_is_enabled_reply_t *rmp;
2131 reg = vl_api_client_index_to_registration (mp->client_index);
2135 rmp = vl_msg_api_alloc (sizeof (*rmp));
2136 clib_memset (rmp, 0, sizeof (*rmp));
2138 ntohs (VL_API_NAT44_FORWARDING_IS_ENABLED_REPLY + sm->msg_id_base);
2139 rmp->context = mp->context;
2141 rmp->enabled = sm->forwarding_enabled;
2143 vl_api_send_msg (reg, (u8 *) rmp);
2146 static void *vl_api_nat44_forwarding_is_enabled_t_print
2147 (vl_api_nat44_forwarding_is_enabled_t * mp, void *handle)
2151 s = format (0, "SCRIPT: nat44_forwarding_is_enabled ");
2161 vl_api_nat64_add_del_pool_addr_range_t_handler
2162 (vl_api_nat64_add_del_pool_addr_range_t * mp)
2164 vl_api_nat64_add_del_pool_addr_range_reply_t *rmp;
2165 snat_main_t *sm = &snat_main;
2167 ip4_address_t this_addr;
2168 u32 start_host_order, end_host_order;
2173 tmp = (u32 *) mp->start_addr;
2174 start_host_order = clib_host_to_net_u32 (tmp[0]);
2175 tmp = (u32 *) mp->end_addr;
2176 end_host_order = clib_host_to_net_u32 (tmp[0]);
2178 count = (end_host_order - start_host_order) + 1;
2180 vrf_id = clib_host_to_net_u32 (mp->vrf_id);
2182 memcpy (&this_addr.as_u8, mp->start_addr, 4);
2184 for (i = 0; i < count; i++)
2186 if ((rv = nat64_add_del_pool_addr (0, &this_addr, vrf_id, mp->is_add)))
2189 increment_v4_address (&this_addr);
2193 REPLY_MACRO (VL_API_NAT64_ADD_DEL_POOL_ADDR_RANGE_REPLY);
2196 static void *vl_api_nat64_add_del_pool_addr_range_t_print
2197 (vl_api_nat64_add_del_pool_addr_range_t * mp, void *handle)
2201 s = format (0, "SCRIPT: nat64_add_del_pool_addr_range ");
2202 s = format (s, "%U - %U vrf_id %u %s\n",
2203 format_ip4_address, mp->start_addr,
2204 format_ip4_address, mp->end_addr,
2205 ntohl (mp->vrf_id), mp->is_add ? "" : "del");
2210 typedef struct nat64_api_walk_ctx_t_
2212 vl_api_registration_t *reg;
2215 } nat64_api_walk_ctx_t;
2218 nat64_api_pool_walk (snat_address_t * a, void *arg)
2220 vl_api_nat64_pool_addr_details_t *rmp;
2221 snat_main_t *sm = &snat_main;
2222 nat64_api_walk_ctx_t *ctx = arg;
2224 rmp = vl_msg_api_alloc (sizeof (*rmp));
2225 clib_memset (rmp, 0, sizeof (*rmp));
2226 rmp->_vl_msg_id = ntohs (VL_API_NAT64_POOL_ADDR_DETAILS + sm->msg_id_base);
2227 clib_memcpy (rmp->address, &(a->addr), 4);
2228 if (a->fib_index != ~0)
2230 fib_table_t *fib = fib_table_get (a->fib_index, FIB_PROTOCOL_IP6);
2233 rmp->vrf_id = ntohl (fib->ft_table_id);
2237 rmp->context = ctx->context;
2239 vl_api_send_msg (ctx->reg, (u8 *) rmp);
2245 vl_api_nat64_pool_addr_dump_t_handler (vl_api_nat64_pool_addr_dump_t * mp)
2247 vl_api_registration_t *reg;
2249 reg = vl_api_client_index_to_registration (mp->client_index);
2253 nat64_api_walk_ctx_t ctx = {
2255 .context = mp->context,
2258 nat64_pool_addr_walk (nat64_api_pool_walk, &ctx);
2262 vl_api_nat64_pool_addr_dump_t_print (vl_api_nat64_pool_addr_dump_t * mp,
2267 s = format (0, "SCRIPT: nat64_pool_addr_dump\n");
2273 vl_api_nat64_add_del_interface_t_handler (vl_api_nat64_add_del_interface_t *
2276 snat_main_t *sm = &snat_main;
2277 vl_api_nat64_add_del_interface_reply_t *rmp;
2280 VALIDATE_SW_IF_INDEX (mp);
2283 nat64_add_del_interface (ntohl (mp->sw_if_index),
2284 mp->flags & NAT_API_IS_INSIDE, mp->is_add);
2286 BAD_SW_IF_INDEX_LABEL;
2288 REPLY_MACRO (VL_API_NAT64_ADD_DEL_INTERFACE_REPLY);
2292 vl_api_nat64_add_del_interface_t_print (vl_api_nat64_add_del_interface_t * mp,
2297 s = format (0, "SCRIPT: nat64_add_del_interface ");
2298 s = format (s, "sw_if_index %d %s %s",
2299 clib_host_to_net_u32 (mp->sw_if_index),
2300 mp->flags & NAT_API_IS_INSIDE ? "in" : "out",
2301 mp->is_add ? "" : "del");
2307 nat64_api_interface_walk (snat_interface_t * i, void *arg)
2309 vl_api_nat64_interface_details_t *rmp;
2310 snat_main_t *sm = &snat_main;
2311 nat64_api_walk_ctx_t *ctx = arg;
2313 rmp = vl_msg_api_alloc (sizeof (*rmp));
2314 clib_memset (rmp, 0, sizeof (*rmp));
2315 rmp->_vl_msg_id = ntohs (VL_API_NAT64_INTERFACE_DETAILS + sm->msg_id_base);
2316 rmp->sw_if_index = ntohl (i->sw_if_index);
2318 if (nat_interface_is_inside (i))
2319 rmp->flags |= NAT_API_IS_INSIDE;
2320 if (nat_interface_is_outside (i))
2321 rmp->flags |= NAT_API_IS_OUTSIDE;
2323 rmp->context = ctx->context;
2325 vl_api_send_msg (ctx->reg, (u8 *) rmp);
2331 vl_api_nat64_interface_dump_t_handler (vl_api_nat64_interface_dump_t * mp)
2333 vl_api_registration_t *reg;
2335 reg = vl_api_client_index_to_registration (mp->client_index);
2339 nat64_api_walk_ctx_t ctx = {
2341 .context = mp->context,
2344 nat64_interfaces_walk (nat64_api_interface_walk, &ctx);
2348 vl_api_nat64_interface_dump_t_print (vl_api_nat64_interface_dump_t * mp,
2353 s = format (0, "SCRIPT: snat_interface_dump ");
2359 vl_api_nat64_add_del_static_bib_t_handler
2360 (vl_api_nat64_add_del_static_bib_t * mp)
2362 snat_main_t *sm = &snat_main;
2363 vl_api_nat64_add_del_static_bib_reply_t *rmp;
2364 ip6_address_t in_addr;
2365 ip4_address_t out_addr;
2368 memcpy (&in_addr.as_u8, mp->i_addr, 16);
2369 memcpy (&out_addr.as_u8, mp->o_addr, 4);
2372 nat64_add_del_static_bib_entry (&in_addr, &out_addr,
2373 clib_net_to_host_u16 (mp->i_port),
2374 clib_net_to_host_u16 (mp->o_port),
2376 clib_net_to_host_u32 (mp->vrf_id),
2379 REPLY_MACRO (VL_API_NAT64_ADD_DEL_STATIC_BIB_REPLY);
2382 static void *vl_api_nat64_add_del_static_bib_t_print
2383 (vl_api_nat64_add_del_static_bib_t * mp, void *handle)
2387 s = format (0, "SCRIPT: nat64_add_del_static_bib ");
2388 s = format (s, "protocol %d i_addr %U o_addr %U ",
2390 format_ip6_address, mp->i_addr, format_ip4_address, mp->o_addr);
2392 if (mp->vrf_id != ~0)
2393 s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id));
2399 nat64_api_bib_walk (nat64_db_bib_entry_t * bibe, void *arg)
2401 vl_api_nat64_bib_details_t *rmp;
2402 snat_main_t *sm = &snat_main;
2403 nat64_api_walk_ctx_t *ctx = arg;
2406 fib = fib_table_get (bibe->fib_index, FIB_PROTOCOL_IP6);
2410 rmp = vl_msg_api_alloc (sizeof (*rmp));
2411 clib_memset (rmp, 0, sizeof (*rmp));
2412 rmp->_vl_msg_id = ntohs (VL_API_NAT64_BIB_DETAILS + sm->msg_id_base);
2413 rmp->context = ctx->context;
2414 clib_memcpy (rmp->i_addr, &(bibe->in_addr), 16);
2415 clib_memcpy (rmp->o_addr, &(bibe->out_addr), 4);
2416 rmp->i_port = bibe->in_port;
2417 rmp->o_port = bibe->out_port;
2418 rmp->vrf_id = ntohl (fib->ft_table_id);
2419 rmp->proto = bibe->proto;
2420 if (bibe->is_static)
2421 rmp->flags |= NAT_API_IS_STATIC;
2422 rmp->ses_num = ntohl (bibe->ses_num);
2424 vl_api_send_msg (ctx->reg, (u8 *) rmp);
2430 vl_api_nat64_bib_dump_t_handler (vl_api_nat64_bib_dump_t * mp)
2432 vl_api_registration_t *reg;
2433 nat64_main_t *nm = &nat64_main;
2436 reg = vl_api_client_index_to_registration (mp->client_index);
2440 nat64_api_walk_ctx_t ctx = {
2442 .context = mp->context,
2446 vec_foreach (db, nm->db)
2447 nat64_db_bib_walk (db, mp->proto, nat64_api_bib_walk, &ctx);
2452 vl_api_nat64_bib_dump_t_print (vl_api_nat64_bib_dump_t * mp, void *handle)
2456 s = format (0, "SCRIPT: snat_bib_dump protocol %d", mp->proto);
2462 nat64_api_st_walk (nat64_db_st_entry_t * ste, void *arg)
2464 vl_api_nat64_st_details_t *rmp;
2465 snat_main_t *sm = &snat_main;
2466 nat64_api_walk_ctx_t *ctx = arg;
2467 nat64_db_bib_entry_t *bibe;
2470 bibe = nat64_db_bib_entry_by_index (ctx->db, ste->proto, ste->bibe_index);
2474 fib = fib_table_get (bibe->fib_index, FIB_PROTOCOL_IP6);
2478 rmp = vl_msg_api_alloc (sizeof (*rmp));
2479 clib_memset (rmp, 0, sizeof (*rmp));
2480 rmp->_vl_msg_id = ntohs (VL_API_NAT64_ST_DETAILS + sm->msg_id_base);
2481 rmp->context = ctx->context;
2482 clib_memcpy (rmp->il_addr, &(bibe->in_addr), 16);
2483 clib_memcpy (rmp->ol_addr, &(bibe->out_addr), 4);
2484 rmp->il_port = bibe->in_port;
2485 rmp->ol_port = bibe->out_port;
2486 clib_memcpy (rmp->ir_addr, &(ste->in_r_addr), 16);
2487 clib_memcpy (rmp->or_addr, &(ste->out_r_addr), 4);
2488 rmp->il_port = ste->r_port;
2489 rmp->vrf_id = ntohl (fib->ft_table_id);
2490 rmp->proto = ste->proto;
2492 vl_api_send_msg (ctx->reg, (u8 *) rmp);
2498 vl_api_nat64_st_dump_t_handler (vl_api_nat64_st_dump_t * mp)
2500 vl_api_registration_t *reg;
2501 nat64_main_t *nm = &nat64_main;
2504 reg = vl_api_client_index_to_registration (mp->client_index);
2508 nat64_api_walk_ctx_t ctx = {
2510 .context = mp->context,
2514 vec_foreach (db, nm->db)
2517 nat64_db_st_walk (db, mp->proto, nat64_api_st_walk, &ctx);
2523 vl_api_nat64_st_dump_t_print (vl_api_nat64_st_dump_t * mp, void *handle)
2527 s = format (0, "SCRIPT: snat_st_dump protocol %d", mp->proto);
2533 vl_api_nat64_add_del_prefix_t_handler (vl_api_nat64_add_del_prefix_t * mp)
2535 vl_api_nat64_add_del_prefix_reply_t *rmp;
2536 snat_main_t *sm = &snat_main;
2537 ip6_address_t prefix;
2540 memcpy (&prefix.as_u8, mp->prefix.address, 16);
2543 nat64_add_del_prefix (&prefix, mp->prefix.len,
2544 clib_net_to_host_u32 (mp->vrf_id), mp->is_add);
2545 REPLY_MACRO (VL_API_NAT64_ADD_DEL_PREFIX_REPLY);
2549 vl_api_nat64_add_del_prefix_t_print (vl_api_nat64_add_del_prefix_t * mp,
2554 s = format (0, "SCRIPT: nat64_add_del_prefix %U/%u vrf_id %u %s\n",
2555 format_ip6_address, mp->prefix.address, mp->prefix.len,
2556 ntohl (mp->vrf_id), mp->is_add ? "" : "del");
2562 nat64_api_prefix_walk (nat64_prefix_t * p, void *arg)
2564 vl_api_nat64_prefix_details_t *rmp;
2565 snat_main_t *sm = &snat_main;
2566 nat64_api_walk_ctx_t *ctx = arg;
2568 rmp = vl_msg_api_alloc (sizeof (*rmp));
2569 clib_memset (rmp, 0, sizeof (*rmp));
2570 rmp->_vl_msg_id = ntohs (VL_API_NAT64_PREFIX_DETAILS + sm->msg_id_base);
2571 clib_memcpy (rmp->prefix.address, &(p->prefix), 16);
2572 rmp->prefix.len = p->plen;
2573 rmp->vrf_id = ntohl (p->vrf_id);
2574 rmp->context = ctx->context;
2576 vl_api_send_msg (ctx->reg, (u8 *) rmp);
2582 vl_api_nat64_prefix_dump_t_handler (vl_api_nat64_prefix_dump_t * mp)
2584 vl_api_registration_t *reg;
2586 reg = vl_api_client_index_to_registration (mp->client_index);
2590 nat64_api_walk_ctx_t ctx = {
2592 .context = mp->context,
2595 nat64_prefix_walk (nat64_api_prefix_walk, &ctx);
2599 vl_api_nat64_prefix_dump_t_print (vl_api_nat64_prefix_dump_t * mp,
2604 s = format (0, "SCRIPT: nat64_prefix_dump\n");
2610 vl_api_nat64_add_del_interface_addr_t_handler
2611 (vl_api_nat64_add_del_interface_addr_t * mp)
2613 snat_main_t *sm = &snat_main;
2614 vl_api_nat64_add_del_interface_addr_reply_t *rmp;
2615 u32 sw_if_index = ntohl (mp->sw_if_index);
2618 VALIDATE_SW_IF_INDEX (mp);
2620 rv = nat64_add_interface_address (sw_if_index, mp->is_add);
2622 BAD_SW_IF_INDEX_LABEL;
2624 REPLY_MACRO (VL_API_NAT64_ADD_DEL_INTERFACE_ADDR_REPLY);
2627 static void *vl_api_nat64_add_del_interface_addr_t_print
2628 (vl_api_nat64_add_del_interface_addr_t * mp, void *handle)
2632 s = format (0, "SCRIPT: nat64_add_del_interface_addr ");
2633 s = format (s, "sw_if_index %d %s",
2634 clib_host_to_net_u32 (mp->sw_if_index),
2635 mp->is_add ? "" : "del");
2640 /* List of message types that this plugin understands */
2641 #define foreach_snat_plugin_api_msg \
2642 _(NAT_CONTROL_PING, nat_control_ping) \
2643 _(NAT_SHOW_CONFIG, nat_show_config) \
2644 _(NAT_SHOW_CONFIG_2, nat_show_config_2) \
2645 _(NAT_SET_WORKERS, nat_set_workers) \
2646 _(NAT_WORKER_DUMP, nat_worker_dump) \
2647 _(NAT44_DEL_USER, nat44_del_user) \
2648 _(NAT44_SET_SESSION_LIMIT, nat44_set_session_limit) \
2649 _(NAT_SET_LOG_LEVEL, nat_set_log_level) \
2650 _(NAT_IPFIX_ENABLE_DISABLE, nat_ipfix_enable_disable) \
2651 _(NAT_SET_TIMEOUTS, nat_set_timeouts) \
2652 _(NAT_GET_TIMEOUTS, nat_get_timeouts) \
2653 _(NAT_SET_ADDR_AND_PORT_ALLOC_ALG, nat_set_addr_and_port_alloc_alg) \
2654 _(NAT_GET_ADDR_AND_PORT_ALLOC_ALG, nat_get_addr_and_port_alloc_alg) \
2655 _(NAT_SET_MSS_CLAMPING, nat_set_mss_clamping) \
2656 _(NAT_GET_MSS_CLAMPING, nat_get_mss_clamping) \
2657 _(NAT_HA_SET_LISTENER, nat_ha_set_listener) \
2658 _(NAT_HA_SET_FAILOVER, nat_ha_set_failover) \
2659 _(NAT_HA_GET_LISTENER, nat_ha_get_listener) \
2660 _(NAT_HA_GET_FAILOVER, nat_ha_get_failover) \
2661 _(NAT_HA_FLUSH, nat_ha_flush) \
2662 _(NAT_HA_RESYNC, nat_ha_resync) \
2663 _(NAT44_ADD_DEL_ADDRESS_RANGE, nat44_add_del_address_range) \
2664 _(NAT44_INTERFACE_ADD_DEL_FEATURE, nat44_interface_add_del_feature) \
2665 _(NAT44_ADD_DEL_STATIC_MAPPING, nat44_add_del_static_mapping) \
2666 _(NAT44_ADD_DEL_IDENTITY_MAPPING, nat44_add_del_identity_mapping) \
2667 _(NAT44_STATIC_MAPPING_DUMP, nat44_static_mapping_dump) \
2668 _(NAT44_IDENTITY_MAPPING_DUMP, nat44_identity_mapping_dump) \
2669 _(NAT44_ADDRESS_DUMP, nat44_address_dump) \
2670 _(NAT44_INTERFACE_DUMP, nat44_interface_dump) \
2671 _(NAT44_ADD_DEL_INTERFACE_ADDR, nat44_add_del_interface_addr) \
2672 _(NAT44_INTERFACE_ADDR_DUMP, nat44_interface_addr_dump) \
2673 _(NAT44_USER_DUMP, nat44_user_dump) \
2674 _(NAT44_USER_SESSION_DUMP, nat44_user_session_dump) \
2675 _(NAT44_INTERFACE_ADD_DEL_OUTPUT_FEATURE, \
2676 nat44_interface_add_del_output_feature) \
2677 _(NAT44_INTERFACE_OUTPUT_FEATURE_DUMP, \
2678 nat44_interface_output_feature_dump) \
2679 _(NAT44_ADD_DEL_LB_STATIC_MAPPING, nat44_add_del_lb_static_mapping) \
2680 _(NAT44_LB_STATIC_MAPPING_ADD_DEL_LOCAL, \
2681 nat44_lb_static_mapping_add_del_local) \
2682 _(NAT44_LB_STATIC_MAPPING_DUMP, nat44_lb_static_mapping_dump) \
2683 _(NAT44_DEL_SESSION, nat44_del_session) \
2684 _(NAT44_FORWARDING_ENABLE_DISABLE, nat44_forwarding_enable_disable) \
2685 _(NAT44_FORWARDING_IS_ENABLED, nat44_forwarding_is_enabled) \
2686 _(NAT64_ADD_DEL_POOL_ADDR_RANGE, nat64_add_del_pool_addr_range) \
2687 _(NAT64_POOL_ADDR_DUMP, nat64_pool_addr_dump) \
2688 _(NAT64_ADD_DEL_INTERFACE, nat64_add_del_interface) \
2689 _(NAT64_INTERFACE_DUMP, nat64_interface_dump) \
2690 _(NAT64_ADD_DEL_STATIC_BIB, nat64_add_del_static_bib) \
2691 _(NAT64_BIB_DUMP, nat64_bib_dump) \
2692 _(NAT64_ST_DUMP, nat64_st_dump) \
2693 _(NAT64_ADD_DEL_PREFIX, nat64_add_del_prefix) \
2694 _(NAT64_PREFIX_DUMP, nat64_prefix_dump) \
2695 _(NAT64_ADD_DEL_INTERFACE_ADDR, nat64_add_del_interface_addr)
2697 /* Set up the API message handling tables */
2698 static clib_error_t *
2699 snat_plugin_api_hookup (vlib_main_t * vm)
2701 snat_main_t *sm __attribute__ ((unused)) = &snat_main;
2703 vl_msg_api_set_handlers((VL_API_##N + sm->msg_id_base), \
2705 vl_api_##n##_t_handler, \
2707 vl_api_##n##_t_endian, \
2708 vl_api_##n##_t_print, \
2709 sizeof(vl_api_##n##_t), 1);
2710 foreach_snat_plugin_api_msg;
2716 #define vl_msg_name_crc_list
2717 #include <nat/nat_all_api_h.h>
2718 #undef vl_msg_name_crc_list
2721 setup_message_id_table (snat_main_t * sm, api_main_t * am)
2723 #define _(id,n,crc) \
2724 vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + sm->msg_id_base);
2725 foreach_vl_msg_name_crc_nat;
2730 plugin_custom_dump_configure (snat_main_t * sm)
2732 #define _(n,f) sm->api_main->msg_print_handlers \
2733 [VL_API_##n + sm->msg_id_base] \
2734 = (void *) vl_api_##f##_t_print;
2735 foreach_snat_plugin_api_msg;
2740 snat_api_init (vlib_main_t * vm, snat_main_t * sm)
2743 clib_error_t *error = 0;
2745 name = format (0, "nat_%08x%c", api_version, 0);
2747 /* Ask for a correctly-sized block of API message decode slots */
2749 vl_msg_api_get_msg_ids ((char *) name, VL_MSG_FIRST_AVAILABLE);
2751 error = snat_plugin_api_hookup (vm);
2753 /* Add our API messages to the global name_crc hash table */
2754 setup_message_id_table (sm, sm->api_main);
2756 plugin_custom_dump_configure (sm);
2764 * fd.io coding-style-patch-verification: ON
2767 * eval: (c-set-style "gnu")