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 reg = vl_api_client_index_to_registration (mp->client_index);
361 if (session_manager_is_enabled () == 0)
363 rv = VNET_API_ERROR_FEATURE_DISABLED;
367 STATIC_ASSERT (sizeof (u64) * APP_OPTIONS_N_OPTIONS <=
368 sizeof (mp->options),
369 "Out of options, fix api message definition");
371 memset (a, 0, sizeof (*a));
372 a->api_client_index = mp->client_index;
373 a->options = mp->options;
374 a->session_cb_vft = &session_cb_vft;
376 if (mp->namespace_id_len > 64)
378 rv = VNET_API_ERROR_INVALID_VALUE;
382 if (mp->namespace_id_len)
384 vec_validate (a->namespace_id, mp->namespace_id_len - 1);
385 clib_memcpy (a->namespace_id, mp->namespace_id, mp->namespace_id_len);
388 if ((error = vnet_application_attach (a)))
390 rv = clib_error_get_code (error);
391 clib_error_report (error);
393 vec_free (a->namespace_id);
398 REPLY_MACRO2 (VL_API_APPLICATION_ATTACH_REPLY, ({
402 rmp->segment_name_length = 0;
403 rmp->segment_size = segp->ssvm_size;
404 if (vec_len (segp->name))
406 memcpy (rmp->segment_name, segp->name, vec_len (segp->name));
407 rmp->segment_name_length = vec_len (segp->name);
409 rmp->app_event_queue_address = a->app_event_queue_address;
417 /* Send fifo segment fd if needed */
418 if (ssvm_type (a->segment) == SSVM_SEGMENT_MEMFD)
419 session_send_memfd_fd (reg, a->segment);
420 /* Send event queues segment */
421 if ((evt_q_segment = session_manager_get_evt_q_segment ()))
422 session_send_memfd_fd (reg, evt_q_segment);
426 vl_api_application_detach_t_handler (vl_api_application_detach_t * mp)
428 vl_api_application_detach_reply_t *rmp;
429 int rv = VNET_API_ERROR_INVALID_VALUE_2;
430 vnet_app_detach_args_t _a, *a = &_a;
433 if (session_manager_is_enabled () == 0)
435 rv = VNET_API_ERROR_FEATURE_DISABLED;
439 app = application_lookup (mp->client_index);
442 a->app_index = app->index;
443 rv = vnet_application_detach (a);
447 REPLY_MACRO (VL_API_APPLICATION_DETACH_REPLY);
451 vl_api_bind_uri_t_handler (vl_api_bind_uri_t * mp)
453 vl_api_bind_uri_reply_t *rmp;
454 vnet_bind_args_t _a, *a = &_a;
458 if (session_manager_is_enabled () == 0)
460 rv = VNET_API_ERROR_FEATURE_DISABLED;
464 app = application_lookup (mp->client_index);
467 memset (a, 0, sizeof (*a));
468 a->uri = (char *) mp->uri;
469 a->app_index = app->index;
470 rv = vnet_bind_uri (a);
474 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
478 REPLY_MACRO (VL_API_BIND_URI_REPLY);
482 vl_api_unbind_uri_t_handler (vl_api_unbind_uri_t * mp)
484 vl_api_unbind_uri_reply_t *rmp;
486 vnet_unbind_args_t _a, *a = &_a;
489 if (session_manager_is_enabled () == 0)
491 rv = VNET_API_ERROR_FEATURE_DISABLED;
495 app = application_lookup (mp->client_index);
498 a->uri = (char *) mp->uri;
499 a->app_index = app->index;
500 rv = vnet_unbind_uri (a);
504 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
508 REPLY_MACRO (VL_API_UNBIND_URI_REPLY);
512 vl_api_connect_uri_t_handler (vl_api_connect_uri_t * mp)
514 vl_api_connect_session_reply_t *rmp;
515 vnet_connect_args_t _a, *a = &_a;
517 clib_error_t *error = 0;
520 if (session_manager_is_enabled () == 0)
522 rv = VNET_API_ERROR_FEATURE_DISABLED;
526 app = application_lookup (mp->client_index);
529 a->uri = (char *) mp->uri;
530 a->api_context = mp->context;
531 a->app_index = app->index;
533 if ((error = vnet_connect_uri (a)))
535 rv = clib_error_get_code (error);
536 if (rv != VNET_API_ERROR_SESSION_REDIRECT)
537 clib_error_report (error);
542 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
546 * Don't reply to stream (tcp) connects. The reply will come once
547 * the connection is established. In case of the redirects, the reply
548 * will come from the server app.
550 if (rv == 0 || rv == VNET_API_ERROR_SESSION_REDIRECT)
555 REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY);
560 vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp)
562 vl_api_disconnect_session_reply_t *rmp;
563 vnet_disconnect_args_t _a, *a = &_a;
567 if (session_manager_is_enabled () == 0)
569 rv = VNET_API_ERROR_FEATURE_DISABLED;
573 app = application_lookup (mp->client_index);
576 a->handle = mp->handle;
577 a->app_index = app->index;
578 rv = vnet_disconnect_session (a);
582 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
586 REPLY_MACRO2 (VL_API_DISCONNECT_SESSION_REPLY, rmp->handle = mp->handle);
590 vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t *
593 vnet_disconnect_args_t _a, *a = &_a;
596 /* Client objected to disconnecting the session, log and continue */
599 clib_warning ("client retval %d", mp->retval);
603 /* Disconnect has been confirmed. Confirm close to transport */
604 app = application_lookup (mp->client_index);
607 a->handle = mp->handle;
608 a->app_index = app->index;
609 vnet_disconnect_session (a);
614 vl_api_reset_session_reply_t_handler (vl_api_reset_session_reply_t * mp)
618 u32 index, thread_index;
620 app = application_lookup (mp->client_index);
624 session_parse_handle (mp->handle, &index, &thread_index);
625 s = session_get_if_valid (index, thread_index);
626 if (s == 0 || app->index != s->app_index)
628 clib_warning ("Invalid session!");
632 /* Client objected to resetting the session, log and continue */
635 clib_warning ("client retval %d", mp->retval);
639 /* This comes as a response to a reset, transport only waiting for
640 * confirmation to remove connection state, no need to disconnect */
641 stream_session_cleanup (s);
645 vl_api_accept_session_reply_t_handler (vl_api_accept_session_reply_t * mp)
648 u32 session_index, thread_index;
649 vnet_disconnect_args_t _a, *a = &_a;
651 /* Server isn't interested, kill the session */
654 a->app_index = mp->context;
655 a->handle = mp->handle;
656 vnet_disconnect_session (a);
660 session_parse_handle (mp->handle, &session_index, &thread_index);
661 s = session_get_if_valid (session_index, thread_index);
664 clib_warning ("session doesn't exist");
667 if (s->app_index != mp->context)
669 clib_warning ("app doesn't own session");
672 s->session_state = SESSION_STATE_READY;
677 vl_api_map_another_segment_reply_t_handler (vl_api_map_another_segment_reply_t
680 clib_warning ("not implemented");
684 vl_api_bind_sock_t_handler (vl_api_bind_sock_t * mp)
686 vl_api_bind_sock_reply_t *rmp;
687 vnet_bind_args_t _a, *a = &_a;
690 application_t *app = 0;
692 transport_connection_t *tc = 0;
693 ip46_address_t *ip46;
695 if (session_manager_is_enabled () == 0)
697 rv = VNET_API_ERROR_FEATURE_DISABLED;
701 app = application_lookup (mp->client_index);
704 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
708 ip46 = (ip46_address_t *) mp->ip;
709 memset (a, 0, sizeof (*a));
710 a->sep.is_ip4 = mp->is_ip4;
712 a->sep.port = mp->port;
713 a->sep.fib_index = mp->vrf;
714 a->sep.sw_if_index = ENDPOINT_INVALID_INDEX;
715 a->sep.transport_proto = mp->proto;
716 a->app_index = app->index;
718 if ((error = vnet_bind (a)))
720 rv = clib_error_get_code (error);
721 clib_error_report (error);
726 REPLY_MACRO2 (VL_API_BIND_SOCK_REPLY,({
729 rmp->handle = a->handle;
730 rmp->lcl_port = mp->port;
731 if (app && application_has_global_scope (app))
733 s = listen_session_get_from_handle (a->handle);
734 tc = listen_session_get_transport (s);
735 rmp->lcl_is_ip4 = tc->is_ip4;
736 clib_memcpy (rmp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip));
744 vl_api_unbind_sock_t_handler (vl_api_unbind_sock_t * mp)
746 vl_api_unbind_sock_reply_t *rmp;
747 vnet_unbind_args_t _a, *a = &_a;
752 if (session_manager_is_enabled () == 0)
754 rv = VNET_API_ERROR_FEATURE_DISABLED;
758 app = application_lookup (mp->client_index);
761 a->app_index = app->index;
762 a->handle = mp->handle;
763 if ((error = vnet_unbind (a)))
765 rv = clib_error_get_code (error);
766 clib_error_report (error);
771 REPLY_MACRO (VL_API_UNBIND_SOCK_REPLY);
775 vl_api_connect_sock_t_handler (vl_api_connect_sock_t * mp)
777 vl_api_connect_session_reply_t *rmp;
778 vnet_connect_args_t _a, *a = &_a;
780 clib_error_t *error = 0;
783 if (session_manager_is_enabled () == 0)
785 rv = VNET_API_ERROR_FEATURE_DISABLED;
789 app = application_lookup (mp->client_index);
792 svm_queue_t *client_q;
793 ip46_address_t *ip46 = (ip46_address_t *) mp->ip;
795 client_q = vl_api_client_index_to_input_queue (mp->client_index);
796 mp->client_queue_address = pointer_to_uword (client_q);
797 a->sep.is_ip4 = mp->is_ip4;
799 a->sep.port = mp->port;
800 a->sep.transport_proto = mp->proto;
801 a->sep.fib_index = mp->vrf;
802 a->sep.sw_if_index = ENDPOINT_INVALID_INDEX;
803 a->api_context = mp->context;
804 a->app_index = app->index;
806 if ((error = vnet_connect (a)))
808 rv = clib_error_get_code (error);
809 if (rv != VNET_API_ERROR_SESSION_REDIRECT)
810 clib_error_report (error);
815 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
818 if (rv == 0 || rv == VNET_API_ERROR_SESSION_REDIRECT)
821 /* Got some error, relay it */
824 REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY);
828 vl_api_app_namespace_add_del_t_handler (vl_api_app_namespace_add_del_t * mp)
830 vl_api_app_namespace_add_del_reply_t *rmp;
831 clib_error_t *error = 0;
835 if (!session_manager_is_enabled ())
837 rv = VNET_API_ERROR_FEATURE_DISABLED;
841 if (mp->namespace_id_len > ARRAY_LEN (mp->namespace_id))
843 rv = VNET_API_ERROR_INVALID_VALUE;
847 vec_validate (ns_id, mp->namespace_id_len - 1);
848 clib_memcpy (ns_id, mp->namespace_id, mp->namespace_id_len);
849 vnet_app_namespace_add_del_args_t args = {
851 .secret = clib_net_to_host_u64 (mp->secret),
852 .sw_if_index = clib_net_to_host_u32 (mp->sw_if_index),
853 .ip4_fib_id = clib_net_to_host_u32 (mp->ip4_fib_id),
854 .ip6_fib_id = clib_net_to_host_u32 (mp->ip6_fib_id),
857 error = vnet_app_namespace_add_del (&args);
860 rv = clib_error_get_code (error);
861 clib_error_report (error);
865 appns_index = app_namespace_index_from_id (ns_id);
866 if (appns_index == APP_NAMESPACE_INVALID_INDEX)
868 clib_warning ("app ns lookup failed");
869 rv = VNET_API_ERROR_UNSPECIFIED;
876 REPLY_MACRO2 (VL_API_APP_NAMESPACE_ADD_DEL_REPLY, ({
878 rmp->appns_index = clib_host_to_net_u32 (appns_index);
884 vl_api_session_rule_add_del_t_handler (vl_api_session_rule_add_del_t * mp)
886 vl_api_session_rule_add_del_reply_t *rmp;
887 session_rule_add_del_args_t args;
888 session_rule_table_add_del_args_t *table_args = &args.table_args;
893 memset (&args, 0, sizeof (args));
894 fib_proto = mp->is_ip4 ? FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6;
896 table_args->lcl.fp_len = mp->lcl_plen;
897 table_args->lcl.fp_proto = fib_proto;
898 table_args->rmt.fp_len = mp->rmt_plen;
899 table_args->rmt.fp_proto = fib_proto;
900 table_args->lcl_port = mp->lcl_port;
901 table_args->rmt_port = mp->rmt_port;
902 table_args->action_index = clib_net_to_host_u32 (mp->action_index);
903 table_args->is_add = mp->is_add;
904 mp->tag[sizeof (mp->tag) - 1] = 0;
905 table_args->tag = format (0, "%s", mp->tag);
906 args.appns_index = clib_net_to_host_u32 (mp->appns_index);
907 args.scope = mp->scope;
908 args.transport_proto = mp->transport_proto;
910 memset (&table_args->lcl.fp_addr, 0, sizeof (table_args->lcl.fp_addr));
911 memset (&table_args->rmt.fp_addr, 0, sizeof (table_args->rmt.fp_addr));
912 ip_set (&table_args->lcl.fp_addr, mp->lcl_ip, mp->is_ip4);
913 ip_set (&table_args->rmt.fp_addr, mp->rmt_ip, mp->is_ip4);
914 error = vnet_session_rule_add_del (&args);
917 rv = clib_error_get_code (error);
918 clib_error_report (error);
920 vec_free (table_args->tag);
921 REPLY_MACRO (VL_API_SESSION_RULE_ADD_DEL_REPLY);
925 send_session_rule_details4 (mma_rule_16_t * rule, u8 is_local,
926 u8 transport_proto, u32 appns_index, u8 * tag,
927 vl_api_registration_t * reg, u32 context)
929 vl_api_session_rules_details_t *rmp = 0;
930 session_mask_or_match_4_t *match =
931 (session_mask_or_match_4_t *) & rule->match;
932 session_mask_or_match_4_t *mask =
933 (session_mask_or_match_4_t *) & rule->mask;
935 rmp = vl_msg_api_alloc (sizeof (*rmp));
936 memset (rmp, 0, sizeof (*rmp));
937 rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
938 rmp->context = context;
941 clib_memcpy (rmp->lcl_ip, &match->lcl_ip, sizeof (match->lcl_ip));
942 clib_memcpy (rmp->rmt_ip, &match->rmt_ip, sizeof (match->rmt_ip));
943 rmp->lcl_plen = ip4_mask_to_preflen (&mask->lcl_ip);
944 rmp->rmt_plen = ip4_mask_to_preflen (&mask->rmt_ip);
945 rmp->lcl_port = match->lcl_port;
946 rmp->rmt_port = match->rmt_port;
947 rmp->action_index = clib_host_to_net_u32 (rule->action_index);
949 is_local ? SESSION_RULE_SCOPE_LOCAL : SESSION_RULE_SCOPE_GLOBAL;
950 rmp->transport_proto = transport_proto;
951 rmp->appns_index = clib_host_to_net_u32 (appns_index);
954 clib_memcpy (rmp->tag, tag, vec_len (tag));
955 rmp->tag[vec_len (tag)] = 0;
958 vl_api_send_msg (reg, (u8 *) rmp);
962 send_session_rule_details6 (mma_rule_40_t * rule, u8 is_local,
963 u8 transport_proto, u32 appns_index, u8 * tag,
964 vl_api_registration_t * reg, u32 context)
966 vl_api_session_rules_details_t *rmp = 0;
967 session_mask_or_match_6_t *match =
968 (session_mask_or_match_6_t *) & rule->match;
969 session_mask_or_match_6_t *mask =
970 (session_mask_or_match_6_t *) & rule->mask;
972 rmp = vl_msg_api_alloc (sizeof (*rmp));
973 memset (rmp, 0, sizeof (*rmp));
974 rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
975 rmp->context = context;
978 clib_memcpy (rmp->lcl_ip, &match->lcl_ip, sizeof (match->lcl_ip));
979 clib_memcpy (rmp->rmt_ip, &match->rmt_ip, sizeof (match->rmt_ip));
980 rmp->lcl_plen = ip6_mask_to_preflen (&mask->lcl_ip);
981 rmp->rmt_plen = ip6_mask_to_preflen (&mask->rmt_ip);
982 rmp->lcl_port = match->lcl_port;
983 rmp->rmt_port = match->rmt_port;
984 rmp->action_index = clib_host_to_net_u32 (rule->action_index);
986 is_local ? SESSION_RULE_SCOPE_LOCAL : SESSION_RULE_SCOPE_GLOBAL;
987 rmp->transport_proto = transport_proto;
988 rmp->appns_index = clib_host_to_net_u32 (appns_index);
991 clib_memcpy (rmp->tag, tag, vec_len (tag));
992 rmp->tag[vec_len (tag)] = 0;
995 vl_api_send_msg (reg, (u8 *) rmp);
999 send_session_rules_table_details (session_rules_table_t * srt, u8 fib_proto,
1000 u8 tp, u8 is_local, u32 appns_index,
1001 vl_api_registration_t * reg, u32 context)
1003 mma_rule_16_t *rule16;
1004 mma_rule_40_t *rule40;
1005 mma_rules_table_16_t *srt16;
1006 mma_rules_table_40_t *srt40;
1009 if (is_local || fib_proto == FIB_PROTOCOL_IP4)
1013 srt16 = &srt->session_rules_tables_16;
1014 pool_foreach (rule16, srt16->rules, ({
1015 ri = mma_rules_table_rule_index_16 (srt16, rule16);
1016 tag = session_rules_table_rule_tag (srt, ri, 1);
1017 send_session_rule_details4 (rule16, is_local, tp, appns_index, tag,
1022 if (is_local || fib_proto == FIB_PROTOCOL_IP6)
1026 srt40 = &srt->session_rules_tables_40;
1027 pool_foreach (rule40, srt40->rules, ({
1028 ri = mma_rules_table_rule_index_40 (srt40, rule40);
1029 tag = session_rules_table_rule_tag (srt, ri, 1);
1030 send_session_rule_details6 (rule40, is_local, tp, appns_index, tag,
1038 vl_api_session_rules_dump_t_handler (vl_api_one_map_server_dump_t * mp)
1040 vl_api_registration_t *reg;
1041 session_table_t *st;
1044 reg = vl_api_client_index_to_registration (mp->client_index);
1049 session_table_foreach (st, ({
1050 for (tp = 0; tp < TRANSPORT_N_PROTO; tp++)
1052 send_session_rules_table_details (&st->session_rules[tp],
1053 st->active_fib_proto, tp,
1054 st->is_local, st->appns_index, reg,
1061 static clib_error_t *
1062 application_reaper_cb (u32 client_index)
1064 application_t *app = application_lookup (client_index);
1065 vnet_app_detach_args_t _a, *a = &_a;
1068 a->app_index = app->index;
1069 vnet_application_detach (a);
1074 VL_MSG_API_REAPER_FUNCTION (application_reaper_cb);
1076 #define vl_msg_name_crc_list
1077 #include <vnet/vnet_all_api_h.h>
1078 #undef vl_msg_name_crc_list
1081 setup_message_id_table (api_main_t * am)
1083 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
1084 foreach_vl_msg_name_crc_session;
1089 * session_api_hookup
1090 * Add uri's API message handlers to the table.
1091 * vlib has alread mapped shared memory and
1092 * added the client registration handlers.
1093 * See .../open-repo/vlib/memclnt_vlib.c:memclnt_process()
1095 static clib_error_t *
1096 session_api_hookup (vlib_main_t * vm)
1098 api_main_t *am = &api_main;
1101 vl_msg_api_set_handlers(VL_API_##N, #n, \
1102 vl_api_##n##_t_handler, \
1104 vl_api_##n##_t_endian, \
1105 vl_api_##n##_t_print, \
1106 sizeof(vl_api_##n##_t), 1);
1107 foreach_session_api_msg;
1111 * Messages which bounce off the data-plane to
1112 * an API client. Simply tells the message handling infra not
1113 * to free the message.
1115 * Bounced message handlers MUST NOT block the data plane
1117 am->message_bounce[VL_API_CONNECT_URI] = 1;
1118 am->message_bounce[VL_API_CONNECT_SOCK] = 1;
1121 * Set up the (msg_name, crc, message-id) table
1123 setup_message_id_table (am);
1128 VLIB_API_INIT_FUNCTION (session_api_hookup);
1131 * fd.io coding-style-patch-verification: ON
1134 * eval: (c-set-style "gnu")