2 * Copyright (c) 2015-2016 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #include <vnet/vnet.h>
17 #include <vlibmemory/api.h>
18 #include <vnet/session/application.h>
19 #include <vnet/session/application_interface.h>
20 #include <vnet/session/session_rules_table.h>
21 #include <vnet/session/session_table.h>
23 #include <vnet/vnet_msg_enum.h>
25 #define vl_typedefs /* define message structures */
26 #include <vnet/vnet_all_api_h.h>
29 #define vl_endianfun /* define message structures */
30 #include <vnet/vnet_all_api_h.h>
33 /* instantiate all the print functions we know about */
34 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
36 #include <vnet/vnet_all_api_h.h>
39 #include <vlibapi/api_helper_macros.h>
41 #define foreach_session_api_msg \
42 _(MAP_ANOTHER_SEGMENT_REPLY, map_another_segment_reply) \
43 _(APPLICATION_ATTACH, application_attach) \
44 _(APPLICATION_DETACH, application_detach) \
45 _(BIND_URI, bind_uri) \
46 _(UNBIND_URI, unbind_uri) \
47 _(CONNECT_URI, connect_uri) \
48 _(DISCONNECT_SESSION, disconnect_session) \
49 _(DISCONNECT_SESSION_REPLY, disconnect_session_reply) \
50 _(ACCEPT_SESSION_REPLY, accept_session_reply) \
51 _(RESET_SESSION_REPLY, reset_session_reply) \
52 _(BIND_SOCK, bind_sock) \
53 _(UNBIND_SOCK, unbind_sock) \
54 _(CONNECT_SOCK, connect_sock) \
55 _(SESSION_ENABLE_DISABLE, session_enable_disable) \
56 _(APP_NAMESPACE_ADD_DEL, app_namespace_add_del) \
57 _(SESSION_RULE_ADD_DEL, session_rule_add_del) \
58 _(SESSION_RULES_DUMP, session_rules_dump) \
61 session_send_memfd_fd (vl_api_registration_t * reg, const ssvm_private_t * sp)
64 if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
66 clib_warning ("can't send memfd fd");
69 error = vl_api_send_fd_msg (reg, sp->fd);
72 clib_error_report (error);
79 send_add_segment_callback (u32 api_client_index, const ssvm_private_t * sp)
81 vl_api_map_another_segment_t *mp;
82 vl_api_registration_t *reg;
84 reg = vl_mem_api_client_index_to_registration (api_client_index);
87 clib_warning ("no registration: %u", api_client_index);
91 if (ssvm_type (sp) == SSVM_SEGMENT_MEMFD
92 && vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
94 clib_warning ("can't send memfd fd");
98 mp = vl_msg_api_alloc_as_if_client (sizeof (*mp));
99 memset (mp, 0, sizeof (*mp));
100 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_MAP_ANOTHER_SEGMENT);
101 mp->segment_size = sp->ssvm_size;
102 strncpy ((char *) mp->segment_name, (char *) sp->name,
103 sizeof (mp->segment_name) - 1);
105 vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
107 if (ssvm_type (sp) == SSVM_SEGMENT_MEMFD)
108 return session_send_memfd_fd (reg, sp);
114 send_session_accept_callback (stream_session_t * s)
116 application_t *server = application_get (s->app_index);
117 transport_proto_vft_t *tp_vft;
118 vl_api_accept_session_t *mp;
119 vl_api_registration_t *reg;
120 transport_connection_t *tc;
121 stream_session_t *listener;
122 svm_queue_t *vpp_queue;
124 vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
125 reg = vl_mem_api_client_index_to_registration (server->api_client_index);
128 clib_warning ("no registration: %u", server->api_client_index);
132 mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
133 memset (mp, 0, sizeof (*mp));
135 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_ACCEPT_SESSION);
136 mp->context = server->index;
137 listener = listen_session_get (s->session_type, s->listener_index);
138 tp_vft = transport_protocol_get_vft (session_get_transport_proto (s));
139 tc = tp_vft->get_connection (s->connection_index, s->thread_index);
140 mp->listener_handle = listen_session_get_handle (listener);
142 if (application_is_proxy (server))
145 application_first_listener (server,
146 transport_connection_fib_proto (tc),
149 mp->listener_handle = listen_session_get_handle (listener);
151 mp->handle = session_handle (s);
152 mp->server_rx_fifo = pointer_to_uword (s->server_rx_fifo);
153 mp->server_tx_fifo = pointer_to_uword (s->server_tx_fifo);
154 mp->vpp_event_queue_address = pointer_to_uword (vpp_queue);
155 mp->port = tc->rmt_port;
156 mp->is_ip4 = tc->is_ip4;
157 clib_memcpy (&mp->ip, &tc->rmt_ip, sizeof (tc->rmt_ip));
158 vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
164 send_session_disconnect_callback (stream_session_t * s)
166 application_t *app = application_get (s->app_index);
167 vl_api_disconnect_session_t *mp;
168 vl_api_registration_t *reg;
170 reg = vl_mem_api_client_index_to_registration (app->api_client_index);
173 clib_warning ("no registration: %u", app->api_client_index);
177 mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
178 memset (mp, 0, sizeof (*mp));
179 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_DISCONNECT_SESSION);
180 mp->handle = session_handle (s);
181 vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
185 send_session_reset_callback (stream_session_t * s)
187 application_t *app = application_get (s->app_index);
188 vl_api_registration_t *reg;
189 vl_api_reset_session_t *mp;
191 reg = vl_mem_api_client_index_to_registration (app->api_client_index);
194 clib_warning ("no registration: %u", app->api_client_index);
198 mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
199 memset (mp, 0, sizeof (*mp));
200 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_RESET_SESSION);
201 mp->handle = session_handle (s);
202 vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
206 send_session_connected_callback (u32 app_index, u32 api_context,
207 stream_session_t * s, u8 is_fail)
209 vl_api_connect_session_reply_t *mp;
210 transport_connection_t *tc;
211 vl_api_registration_t *reg;
212 svm_queue_t *vpp_queue;
215 app = application_get (app_index);
216 reg = vl_mem_api_client_index_to_registration (app->api_client_index);
219 clib_warning ("no registration: %u", app->api_client_index);
223 mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
224 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_CONNECT_SESSION_REPLY);
225 mp->context = api_context;
230 tc = session_get_transport (s);
237 vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
238 mp->server_rx_fifo = pointer_to_uword (s->server_rx_fifo);
239 mp->server_tx_fifo = pointer_to_uword (s->server_tx_fifo);
240 mp->handle = session_handle (s);
241 mp->vpp_event_queue_address = pointer_to_uword (vpp_queue);
242 clib_memcpy (mp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip));
243 mp->is_ip4 = tc->is_ip4;
244 mp->lcl_port = tc->lcl_port;
247 mp->retval = is_fail ?
248 clib_host_to_net_u32 (VNET_API_ERROR_SESSION_CONNECT) : 0;
249 vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
254 * Redirect a connect_uri message to the indicated server.
255 * Only sent if the server has bound the related port with
256 * URI_OPTIONS_FLAGS_USE_FIFO
259 redirect_connect_callback (u32 server_api_client_index, void *mp_arg)
261 vl_api_connect_sock_t *mp = mp_arg;
262 svm_queue_t *server_q, *client_q;
263 segment_manager_properties_t *props;
264 vlib_main_t *vm = vlib_get_main ();
265 f64 timeout = vlib_time_now (vm) + 0.5;
269 server_q = vl_api_client_index_to_input_queue (server_api_client_index);
273 rv = VNET_API_ERROR_INVALID_VALUE;
277 client_q = vl_api_client_index_to_input_queue (mp->client_index);
280 rv = VNET_API_ERROR_INVALID_VALUE_2;
284 /* Tell the server the client's API queue address, so it can reply */
285 mp->client_queue_address = pointer_to_uword (client_q);
286 app = application_lookup (mp->client_index);
289 clib_warning ("no client application");
293 props = segment_manager_properties_get (app->sm_properties);
294 mp->options[APP_OPTIONS_RX_FIFO_SIZE] = props->rx_fifo_size;
295 mp->options[APP_OPTIONS_TX_FIFO_SIZE] = props->tx_fifo_size;
298 * Bounce message handlers MUST NOT block the data-plane.
299 * Spin waiting for the queue lock, but
302 while (vlib_time_now (vm) < timeout)
304 rv = svm_queue_add (server_q, (u8 *) & mp, 1 /*nowait */ );
307 /* correctly enqueued */
309 return VNET_API_ERROR_SESSION_REDIRECT;
311 /* continue spinning, wait for pthread_mutex_trylock to work */
315 /* queue stuffed, drop the msg */
317 rv = VNET_API_ERROR_QUEUE_FULL;
322 /* Dispose of the message */
323 vl_msg_api_free (mp);
327 static session_cb_vft_t session_cb_vft = {
328 .session_accept_callback = send_session_accept_callback,
329 .session_disconnect_callback = send_session_disconnect_callback,
330 .session_connected_callback = send_session_connected_callback,
331 .session_reset_callback = send_session_reset_callback,
332 .add_segment_callback = send_add_segment_callback,
333 .redirect_connect_callback = redirect_connect_callback
337 vl_api_session_enable_disable_t_handler (vl_api_session_enable_disable_t * mp)
339 vl_api_session_enable_disable_reply_t *rmp;
340 vlib_main_t *vm = vlib_get_main ();
343 vnet_session_enable_disable (vm, mp->is_enable);
344 REPLY_MACRO (VL_API_SESSION_ENABLE_DISABLE_REPLY);
348 vl_api_application_attach_t_handler (vl_api_application_attach_t * mp)
350 vl_api_application_attach_reply_t *rmp;
351 ssvm_private_t *segp, *evt_q_segment;
352 vnet_app_attach_args_t _a, *a = &_a;
353 vl_api_registration_t *reg;
354 clib_error_t *error = 0;
357 if (session_manager_is_enabled () == 0)
359 rv = VNET_API_ERROR_FEATURE_DISABLED;
363 STATIC_ASSERT (sizeof (u64) * APP_OPTIONS_N_OPTIONS <=
364 sizeof (mp->options),
365 "Out of options, fix api message definition");
367 memset (a, 0, sizeof (*a));
368 a->api_client_index = mp->client_index;
369 a->options = mp->options;
370 a->session_cb_vft = &session_cb_vft;
372 if (mp->namespace_id_len > 64)
374 rv = VNET_API_ERROR_INVALID_VALUE;
378 if (mp->namespace_id_len)
380 vec_validate (a->namespace_id, mp->namespace_id_len - 1);
381 clib_memcpy (a->namespace_id, mp->namespace_id, mp->namespace_id_len);
384 if ((error = vnet_application_attach (a)))
386 rv = clib_error_get_code (error);
387 clib_error_report (error);
389 vec_free (a->namespace_id);
394 REPLY_MACRO2 (VL_API_APPLICATION_ATTACH_REPLY, ({
398 rmp->segment_name_length = 0;
399 rmp->segment_size = segp->ssvm_size;
400 if (vec_len (segp->name))
402 memcpy (rmp->segment_name, segp->name, vec_len (segp->name));
403 rmp->segment_name_length = vec_len (segp->name);
405 rmp->app_event_queue_address = a->app_event_queue_address;
413 reg = vl_api_client_index_to_registration (mp->client_index);
415 /* Send fifo segment fd if needed */
416 if (ssvm_type (a->segment) == SSVM_SEGMENT_MEMFD)
417 session_send_memfd_fd (reg, a->segment);
418 /* Send event queues segment */
419 if ((evt_q_segment = session_manager_get_evt_q_segment ()))
420 session_send_memfd_fd (reg, evt_q_segment);
424 vl_api_application_detach_t_handler (vl_api_application_detach_t * mp)
426 vl_api_application_detach_reply_t *rmp;
427 int rv = VNET_API_ERROR_INVALID_VALUE_2;
428 vnet_app_detach_args_t _a, *a = &_a;
431 if (session_manager_is_enabled () == 0)
433 rv = VNET_API_ERROR_FEATURE_DISABLED;
437 app = application_lookup (mp->client_index);
440 a->app_index = app->index;
441 rv = vnet_application_detach (a);
445 REPLY_MACRO (VL_API_APPLICATION_DETACH_REPLY);
449 vl_api_bind_uri_t_handler (vl_api_bind_uri_t * mp)
451 vl_api_bind_uri_reply_t *rmp;
452 vnet_bind_args_t _a, *a = &_a;
456 if (session_manager_is_enabled () == 0)
458 rv = VNET_API_ERROR_FEATURE_DISABLED;
462 app = application_lookup (mp->client_index);
465 memset (a, 0, sizeof (*a));
466 a->uri = (char *) mp->uri;
467 a->app_index = app->index;
468 rv = vnet_bind_uri (a);
472 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
476 REPLY_MACRO (VL_API_BIND_URI_REPLY);
480 vl_api_unbind_uri_t_handler (vl_api_unbind_uri_t * mp)
482 vl_api_unbind_uri_reply_t *rmp;
484 vnet_unbind_args_t _a, *a = &_a;
487 if (session_manager_is_enabled () == 0)
489 rv = VNET_API_ERROR_FEATURE_DISABLED;
493 app = application_lookup (mp->client_index);
496 a->uri = (char *) mp->uri;
497 a->app_index = app->index;
498 rv = vnet_unbind_uri (a);
502 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
506 REPLY_MACRO (VL_API_UNBIND_URI_REPLY);
510 vl_api_connect_uri_t_handler (vl_api_connect_uri_t * mp)
512 vl_api_connect_session_reply_t *rmp;
513 vnet_connect_args_t _a, *a = &_a;
515 clib_error_t *error = 0;
518 if (session_manager_is_enabled () == 0)
520 rv = VNET_API_ERROR_FEATURE_DISABLED;
524 app = application_lookup (mp->client_index);
527 a->uri = (char *) mp->uri;
528 a->api_context = mp->context;
529 a->app_index = app->index;
531 if ((error = vnet_connect_uri (a)))
533 rv = clib_error_get_code (error);
534 if (rv != VNET_API_ERROR_SESSION_REDIRECT)
535 clib_error_report (error);
540 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
544 * Don't reply to stream (tcp) connects. The reply will come once
545 * the connection is established. In case of the redirects, the reply
546 * will come from the server app.
548 if (rv == 0 || rv == VNET_API_ERROR_SESSION_REDIRECT)
553 REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY);
558 vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp)
560 vl_api_disconnect_session_reply_t *rmp;
561 vnet_disconnect_args_t _a, *a = &_a;
565 if (session_manager_is_enabled () == 0)
567 rv = VNET_API_ERROR_FEATURE_DISABLED;
571 app = application_lookup (mp->client_index);
574 a->handle = mp->handle;
575 a->app_index = app->index;
576 rv = vnet_disconnect_session (a);
580 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
584 REPLY_MACRO2 (VL_API_DISCONNECT_SESSION_REPLY, rmp->handle = mp->handle);
588 vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t *
591 vnet_disconnect_args_t _a, *a = &_a;
594 /* Client objected to disconnecting the session, log and continue */
597 clib_warning ("client retval %d", mp->retval);
601 /* Disconnect has been confirmed. Confirm close to transport */
602 app = application_lookup (mp->client_index);
605 a->handle = mp->handle;
606 a->app_index = app->index;
607 vnet_disconnect_session (a);
612 vl_api_reset_session_reply_t_handler (vl_api_reset_session_reply_t * mp)
616 u32 index, thread_index;
618 app = application_lookup (mp->client_index);
622 session_parse_handle (mp->handle, &index, &thread_index);
623 s = session_get_if_valid (index, thread_index);
624 if (s == 0 || app->index != s->app_index)
626 clib_warning ("Invalid session!");
630 /* Client objected to resetting the session, log and continue */
633 clib_warning ("client retval %d", mp->retval);
637 /* This comes as a response to a reset, transport only waiting for
638 * confirmation to remove connection state, no need to disconnect */
639 stream_session_cleanup (s);
643 vl_api_accept_session_reply_t_handler (vl_api_accept_session_reply_t * mp)
646 u32 session_index, thread_index;
647 vnet_disconnect_args_t _a, *a = &_a;
649 /* Server isn't interested, kill the session */
652 a->app_index = mp->context;
653 a->handle = mp->handle;
654 vnet_disconnect_session (a);
658 session_parse_handle (mp->handle, &session_index, &thread_index);
659 s = session_get_if_valid (session_index, thread_index);
662 clib_warning ("session doesn't exist");
665 if (s->app_index != mp->context)
667 clib_warning ("app doesn't own session");
670 s->session_state = SESSION_STATE_READY;
675 vl_api_map_another_segment_reply_t_handler (vl_api_map_another_segment_reply_t
678 clib_warning ("not implemented");
682 vl_api_bind_sock_t_handler (vl_api_bind_sock_t * mp)
684 vl_api_bind_sock_reply_t *rmp;
685 vnet_bind_args_t _a, *a = &_a;
688 application_t *app = 0;
690 transport_connection_t *tc = 0;
691 ip46_address_t *ip46;
693 if (session_manager_is_enabled () == 0)
695 rv = VNET_API_ERROR_FEATURE_DISABLED;
699 app = application_lookup (mp->client_index);
702 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
706 ip46 = (ip46_address_t *) mp->ip;
707 memset (a, 0, sizeof (*a));
708 a->sep.is_ip4 = mp->is_ip4;
710 a->sep.port = mp->port;
711 a->sep.fib_index = mp->vrf;
712 a->sep.sw_if_index = ENDPOINT_INVALID_INDEX;
713 a->sep.transport_proto = mp->proto;
714 a->app_index = app->index;
716 if ((error = vnet_bind (a)))
718 rv = clib_error_get_code (error);
719 clib_error_report (error);
724 REPLY_MACRO2 (VL_API_BIND_SOCK_REPLY,({
727 rmp->handle = a->handle;
728 rmp->lcl_port = mp->port;
729 if (app && application_has_global_scope (app))
731 s = listen_session_get_from_handle (a->handle);
732 tc = listen_session_get_transport (s);
733 rmp->lcl_is_ip4 = tc->is_ip4;
734 clib_memcpy (rmp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip));
742 vl_api_unbind_sock_t_handler (vl_api_unbind_sock_t * mp)
744 vl_api_unbind_sock_reply_t *rmp;
745 vnet_unbind_args_t _a, *a = &_a;
750 if (session_manager_is_enabled () == 0)
752 rv = VNET_API_ERROR_FEATURE_DISABLED;
756 app = application_lookup (mp->client_index);
759 a->app_index = app->index;
760 a->handle = mp->handle;
761 if ((error = vnet_unbind (a)))
763 rv = clib_error_get_code (error);
764 clib_error_report (error);
769 REPLY_MACRO (VL_API_UNBIND_SOCK_REPLY);
773 vl_api_connect_sock_t_handler (vl_api_connect_sock_t * mp)
775 vl_api_connect_session_reply_t *rmp;
776 vnet_connect_args_t _a, *a = &_a;
778 clib_error_t *error = 0;
781 if (session_manager_is_enabled () == 0)
783 rv = VNET_API_ERROR_FEATURE_DISABLED;
787 app = application_lookup (mp->client_index);
790 svm_queue_t *client_q;
791 ip46_address_t *ip46 = (ip46_address_t *) mp->ip;
793 client_q = vl_api_client_index_to_input_queue (mp->client_index);
794 mp->client_queue_address = pointer_to_uword (client_q);
795 a->sep.is_ip4 = mp->is_ip4;
797 a->sep.port = mp->port;
798 a->sep.transport_proto = mp->proto;
799 a->sep.fib_index = mp->vrf;
800 a->sep.sw_if_index = ENDPOINT_INVALID_INDEX;
801 a->api_context = mp->context;
802 a->app_index = app->index;
804 if ((error = vnet_connect (a)))
806 rv = clib_error_get_code (error);
807 if (rv != VNET_API_ERROR_SESSION_REDIRECT)
808 clib_error_report (error);
813 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
816 if (rv == 0 || rv == VNET_API_ERROR_SESSION_REDIRECT)
819 /* Got some error, relay it */
822 REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY);
826 vl_api_app_namespace_add_del_t_handler (vl_api_app_namespace_add_del_t * mp)
828 vl_api_app_namespace_add_del_reply_t *rmp;
829 clib_error_t *error = 0;
833 if (!session_manager_is_enabled ())
835 rv = VNET_API_ERROR_FEATURE_DISABLED;
839 if (mp->namespace_id_len > ARRAY_LEN (mp->namespace_id))
841 rv = VNET_API_ERROR_INVALID_VALUE;
845 vec_validate (ns_id, mp->namespace_id_len - 1);
846 clib_memcpy (ns_id, mp->namespace_id, mp->namespace_id_len);
847 vnet_app_namespace_add_del_args_t args = {
849 .secret = clib_net_to_host_u64 (mp->secret),
850 .sw_if_index = clib_net_to_host_u32 (mp->sw_if_index),
851 .ip4_fib_id = clib_net_to_host_u32 (mp->ip4_fib_id),
852 .ip6_fib_id = clib_net_to_host_u32 (mp->ip6_fib_id),
855 error = vnet_app_namespace_add_del (&args);
858 rv = clib_error_get_code (error);
859 clib_error_report (error);
863 appns_index = app_namespace_index_from_id (ns_id);
864 if (appns_index == APP_NAMESPACE_INVALID_INDEX)
866 clib_warning ("app ns lookup failed");
867 rv = VNET_API_ERROR_UNSPECIFIED;
874 REPLY_MACRO2 (VL_API_APP_NAMESPACE_ADD_DEL_REPLY, ({
876 rmp->appns_index = clib_host_to_net_u32 (appns_index);
882 vl_api_session_rule_add_del_t_handler (vl_api_session_rule_add_del_t * mp)
884 vl_api_session_rule_add_del_reply_t *rmp;
885 session_rule_add_del_args_t args;
886 session_rule_table_add_del_args_t *table_args = &args.table_args;
891 memset (&args, 0, sizeof (args));
892 fib_proto = mp->is_ip4 ? FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6;
894 table_args->lcl.fp_len = mp->lcl_plen;
895 table_args->lcl.fp_proto = fib_proto;
896 table_args->rmt.fp_len = mp->rmt_plen;
897 table_args->rmt.fp_proto = fib_proto;
898 table_args->lcl_port = mp->lcl_port;
899 table_args->rmt_port = mp->rmt_port;
900 table_args->action_index = clib_net_to_host_u32 (mp->action_index);
901 table_args->is_add = mp->is_add;
902 mp->tag[sizeof (mp->tag) - 1] = 0;
903 table_args->tag = format (0, "%s", mp->tag);
904 args.appns_index = clib_net_to_host_u32 (mp->appns_index);
905 args.scope = mp->scope;
906 args.transport_proto = mp->transport_proto;
908 memset (&table_args->lcl.fp_addr, 0, sizeof (table_args->lcl.fp_addr));
909 memset (&table_args->rmt.fp_addr, 0, sizeof (table_args->rmt.fp_addr));
910 ip_set (&table_args->lcl.fp_addr, mp->lcl_ip, mp->is_ip4);
911 ip_set (&table_args->rmt.fp_addr, mp->rmt_ip, mp->is_ip4);
912 error = vnet_session_rule_add_del (&args);
915 rv = clib_error_get_code (error);
916 clib_error_report (error);
918 vec_free (table_args->tag);
919 REPLY_MACRO (VL_API_SESSION_RULE_ADD_DEL_REPLY);
923 send_session_rule_details4 (mma_rule_16_t * rule, u8 is_local,
924 u8 transport_proto, u32 appns_index, u8 * tag,
925 vl_api_registration_t * reg, u32 context)
927 vl_api_session_rules_details_t *rmp = 0;
928 session_mask_or_match_4_t *match =
929 (session_mask_or_match_4_t *) & rule->match;
930 session_mask_or_match_4_t *mask =
931 (session_mask_or_match_4_t *) & rule->mask;
933 rmp = vl_msg_api_alloc (sizeof (*rmp));
934 memset (rmp, 0, sizeof (*rmp));
935 rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
936 rmp->context = context;
939 clib_memcpy (rmp->lcl_ip, &match->lcl_ip, sizeof (match->lcl_ip));
940 clib_memcpy (rmp->rmt_ip, &match->rmt_ip, sizeof (match->rmt_ip));
941 rmp->lcl_plen = ip4_mask_to_preflen (&mask->lcl_ip);
942 rmp->rmt_plen = ip4_mask_to_preflen (&mask->rmt_ip);
943 rmp->lcl_port = match->lcl_port;
944 rmp->rmt_port = match->rmt_port;
945 rmp->action_index = clib_host_to_net_u32 (rule->action_index);
947 is_local ? SESSION_RULE_SCOPE_LOCAL : SESSION_RULE_SCOPE_GLOBAL;
948 rmp->transport_proto = transport_proto;
949 rmp->appns_index = clib_host_to_net_u32 (appns_index);
952 clib_memcpy (rmp->tag, tag, vec_len (tag));
953 rmp->tag[vec_len (tag)] = 0;
956 vl_api_send_msg (reg, (u8 *) rmp);
960 send_session_rule_details6 (mma_rule_40_t * rule, u8 is_local,
961 u8 transport_proto, u32 appns_index, u8 * tag,
962 vl_api_registration_t * reg, u32 context)
964 vl_api_session_rules_details_t *rmp = 0;
965 session_mask_or_match_6_t *match =
966 (session_mask_or_match_6_t *) & rule->match;
967 session_mask_or_match_6_t *mask =
968 (session_mask_or_match_6_t *) & rule->mask;
970 rmp = vl_msg_api_alloc (sizeof (*rmp));
971 memset (rmp, 0, sizeof (*rmp));
972 rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
973 rmp->context = context;
976 clib_memcpy (rmp->lcl_ip, &match->lcl_ip, sizeof (match->lcl_ip));
977 clib_memcpy (rmp->rmt_ip, &match->rmt_ip, sizeof (match->rmt_ip));
978 rmp->lcl_plen = ip6_mask_to_preflen (&mask->lcl_ip);
979 rmp->rmt_plen = ip6_mask_to_preflen (&mask->rmt_ip);
980 rmp->lcl_port = match->lcl_port;
981 rmp->rmt_port = match->rmt_port;
982 rmp->action_index = clib_host_to_net_u32 (rule->action_index);
984 is_local ? SESSION_RULE_SCOPE_LOCAL : SESSION_RULE_SCOPE_GLOBAL;
985 rmp->transport_proto = transport_proto;
986 rmp->appns_index = clib_host_to_net_u32 (appns_index);
989 clib_memcpy (rmp->tag, tag, vec_len (tag));
990 rmp->tag[vec_len (tag)] = 0;
993 vl_api_send_msg (reg, (u8 *) rmp);
997 send_session_rules_table_details (session_rules_table_t * srt, u8 fib_proto,
998 u8 tp, u8 is_local, u32 appns_index,
999 vl_api_registration_t * reg, u32 context)
1001 mma_rule_16_t *rule16;
1002 mma_rule_40_t *rule40;
1003 mma_rules_table_16_t *srt16;
1004 mma_rules_table_40_t *srt40;
1007 if (is_local || fib_proto == FIB_PROTOCOL_IP4)
1011 srt16 = &srt->session_rules_tables_16;
1012 pool_foreach (rule16, srt16->rules, ({
1013 ri = mma_rules_table_rule_index_16 (srt16, rule16);
1014 tag = session_rules_table_rule_tag (srt, ri, 1);
1015 send_session_rule_details4 (rule16, is_local, tp, appns_index, tag,
1020 if (is_local || fib_proto == FIB_PROTOCOL_IP6)
1024 srt40 = &srt->session_rules_tables_40;
1025 pool_foreach (rule40, srt40->rules, ({
1026 ri = mma_rules_table_rule_index_40 (srt40, rule40);
1027 tag = session_rules_table_rule_tag (srt, ri, 1);
1028 send_session_rule_details6 (rule40, is_local, tp, appns_index, tag,
1036 vl_api_session_rules_dump_t_handler (vl_api_one_map_server_dump_t * mp)
1038 vl_api_registration_t *reg;
1039 session_table_t *st;
1042 reg = vl_api_client_index_to_registration (mp->client_index);
1047 session_table_foreach (st, ({
1048 for (tp = 0; tp < TRANSPORT_N_PROTO; tp++)
1050 send_session_rules_table_details (&st->session_rules[tp],
1051 st->active_fib_proto, tp,
1052 st->is_local, st->appns_index, reg,
1059 static clib_error_t *
1060 application_reaper_cb (u32 client_index)
1062 application_t *app = application_lookup (client_index);
1063 vnet_app_detach_args_t _a, *a = &_a;
1066 a->app_index = app->index;
1067 vnet_application_detach (a);
1072 VL_MSG_API_REAPER_FUNCTION (application_reaper_cb);
1074 #define vl_msg_name_crc_list
1075 #include <vnet/vnet_all_api_h.h>
1076 #undef vl_msg_name_crc_list
1079 setup_message_id_table (api_main_t * am)
1081 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
1082 foreach_vl_msg_name_crc_session;
1087 * session_api_hookup
1088 * Add uri's API message handlers to the table.
1089 * vlib has alread mapped shared memory and
1090 * added the client registration handlers.
1091 * See .../open-repo/vlib/memclnt_vlib.c:memclnt_process()
1093 static clib_error_t *
1094 session_api_hookup (vlib_main_t * vm)
1096 api_main_t *am = &api_main;
1099 vl_msg_api_set_handlers(VL_API_##N, #n, \
1100 vl_api_##n##_t_handler, \
1102 vl_api_##n##_t_endian, \
1103 vl_api_##n##_t_print, \
1104 sizeof(vl_api_##n##_t), 1);
1105 foreach_session_api_msg;
1109 * Messages which bounce off the data-plane to
1110 * an API client. Simply tells the message handling infra not
1111 * to free the message.
1113 * Bounced message handlers MUST NOT block the data plane
1115 am->message_bounce[VL_API_CONNECT_URI] = 1;
1116 am->message_bounce[VL_API_CONNECT_SOCK] = 1;
1119 * Set up the (msg_name, crc, message-id) table
1121 setup_message_id_table (am);
1126 VLIB_API_INIT_FUNCTION (session_api_hookup);
1129 * fd.io coding-style-patch-verification: ON
1132 * eval: (c-set-style "gnu")