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 send_add_segment_callback (u32 api_client_index, const u8 * segment_name,
64 vl_api_map_another_segment_t *mp;
65 unix_shared_memory_queue_t *q;
67 q = vl_api_client_index_to_input_queue (api_client_index);
72 mp = vl_msg_api_alloc (sizeof (*mp));
73 memset (mp, 0, sizeof (*mp));
74 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_MAP_ANOTHER_SEGMENT);
75 mp->segment_size = segment_size;
76 strncpy ((char *) mp->segment_name, (char *) segment_name,
77 sizeof (mp->segment_name) - 1);
79 vl_msg_api_send_shmem (q, (u8 *) & mp);
85 send_session_accept_callback (stream_session_t * s)
87 vl_api_accept_session_t *mp;
88 unix_shared_memory_queue_t *q, *vpp_queue;
89 application_t *server = application_get (s->app_index);
90 transport_connection_t *tc;
91 transport_proto_vft_t *tp_vft;
92 stream_session_t *listener;
94 q = vl_api_client_index_to_input_queue (server->api_client_index);
95 vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
100 mp = vl_msg_api_alloc (sizeof (*mp));
101 memset (mp, 0, sizeof (*mp));
103 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_ACCEPT_SESSION);
104 mp->context = server->index;
105 listener = listen_session_get (s->session_type, s->listener_index);
106 tp_vft = transport_protocol_get_vft (s->session_type);
107 tc = tp_vft->get_connection (s->connection_index, s->thread_index);
108 mp->listener_handle = listen_session_get_handle (listener);
110 if (application_is_proxy (server))
113 application_first_listener (server,
114 transport_connection_fib_proto (tc),
117 mp->listener_handle = listen_session_get_handle (listener);
119 mp->handle = session_handle (s);
120 mp->server_rx_fifo = pointer_to_uword (s->server_rx_fifo);
121 mp->server_tx_fifo = pointer_to_uword (s->server_tx_fifo);
122 mp->vpp_event_queue_address = pointer_to_uword (vpp_queue);
123 mp->port = tc->rmt_port;
124 mp->is_ip4 = tc->is_ip4;
125 clib_memcpy (&mp->ip, &tc->rmt_ip, sizeof (tc->rmt_ip));
126 vl_msg_api_send_shmem (q, (u8 *) & mp);
132 send_session_disconnect_callback (stream_session_t * s)
134 vl_api_disconnect_session_t *mp;
135 unix_shared_memory_queue_t *q;
136 application_t *app = application_get (s->app_index);
138 q = vl_api_client_index_to_input_queue (app->api_client_index);
143 mp = vl_msg_api_alloc (sizeof (*mp));
144 memset (mp, 0, sizeof (*mp));
145 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_DISCONNECT_SESSION);
146 mp->handle = session_handle (s);
147 vl_msg_api_send_shmem (q, (u8 *) & mp);
151 send_session_reset_callback (stream_session_t * s)
153 vl_api_reset_session_t *mp;
154 unix_shared_memory_queue_t *q;
155 application_t *app = application_get (s->app_index);
157 q = vl_api_client_index_to_input_queue (app->api_client_index);
162 mp = vl_msg_api_alloc (sizeof (*mp));
163 memset (mp, 0, sizeof (*mp));
164 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_RESET_SESSION);
165 mp->handle = session_handle (s);
166 vl_msg_api_send_shmem (q, (u8 *) & mp);
170 send_session_connected_callback (u32 app_index, u32 api_context,
171 stream_session_t * s, u8 is_fail)
173 vl_api_connect_session_reply_t *mp;
174 unix_shared_memory_queue_t *q;
176 unix_shared_memory_queue_t *vpp_queue;
177 transport_connection_t *tc;
179 app = application_get (app_index);
180 q = vl_api_client_index_to_input_queue (app->api_client_index);
185 mp = vl_msg_api_alloc (sizeof (*mp));
186 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_CONNECT_SESSION_REPLY);
187 mp->context = api_context;
192 tc = session_get_transport (s);
199 vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
200 mp->server_rx_fifo = pointer_to_uword (s->server_rx_fifo);
201 mp->server_tx_fifo = pointer_to_uword (s->server_tx_fifo);
202 mp->handle = session_handle (s);
203 mp->vpp_event_queue_address = pointer_to_uword (vpp_queue);
204 clib_memcpy (mp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip));
205 mp->is_ip4 = tc->is_ip4;
206 mp->lcl_port = tc->lcl_port;
209 mp->retval = is_fail ?
210 clib_host_to_net_u32 (VNET_API_ERROR_SESSION_CONNECT) : 0;
211 vl_msg_api_send_shmem (q, (u8 *) & mp);
216 * Redirect a connect_uri message to the indicated server.
217 * Only sent if the server has bound the related port with
218 * URI_OPTIONS_FLAGS_USE_FIFO
221 redirect_connect_callback (u32 server_api_client_index, void *mp_arg)
223 vl_api_connect_sock_t *mp = mp_arg;
224 unix_shared_memory_queue_t *server_q, *client_q;
225 segment_manager_properties_t *props;
226 vlib_main_t *vm = vlib_get_main ();
227 f64 timeout = vlib_time_now (vm) + 0.5;
231 server_q = vl_api_client_index_to_input_queue (server_api_client_index);
235 rv = VNET_API_ERROR_INVALID_VALUE;
239 client_q = vl_api_client_index_to_input_queue (mp->client_index);
242 rv = VNET_API_ERROR_INVALID_VALUE_2;
246 /* Tell the server the client's API queue address, so it can reply */
247 mp->client_queue_address = pointer_to_uword (client_q);
248 app = application_lookup (mp->client_index);
251 clib_warning ("no client application");
255 props = segment_manager_properties_get (app->sm_properties);
256 mp->options[SESSION_OPTIONS_RX_FIFO_SIZE] = props->rx_fifo_size;
257 mp->options[SESSION_OPTIONS_TX_FIFO_SIZE] = props->tx_fifo_size;
260 * Bounce message handlers MUST NOT block the data-plane.
261 * Spin waiting for the queue lock, but
264 while (vlib_time_now (vm) < timeout)
267 unix_shared_memory_queue_add (server_q, (u8 *) & mp, 1 /*nowait */ );
270 /* correctly enqueued */
272 return VNET_API_ERROR_SESSION_REDIRECT;
274 /* continue spinning, wait for pthread_mutex_trylock to work */
278 /* queue stuffed, drop the msg */
280 rv = VNET_API_ERROR_QUEUE_FULL;
285 /* Dispose of the message */
286 vl_msg_api_free (mp);
290 static session_cb_vft_t session_cb_vft = {
291 .session_accept_callback = send_session_accept_callback,
292 .session_disconnect_callback = send_session_disconnect_callback,
293 .session_connected_callback = send_session_connected_callback,
294 .session_reset_callback = send_session_reset_callback,
295 .add_segment_callback = send_add_segment_callback,
296 .redirect_connect_callback = redirect_connect_callback
300 vl_api_session_enable_disable_t_handler (vl_api_session_enable_disable_t * mp)
302 vl_api_session_enable_disable_reply_t *rmp;
303 vlib_main_t *vm = vlib_get_main ();
306 vnet_session_enable_disable (vm, mp->is_enable);
307 REPLY_MACRO (VL_API_SESSION_ENABLE_DISABLE_REPLY);
311 vl_api_application_attach_t_handler (vl_api_application_attach_t * mp)
313 vl_api_application_attach_reply_t *rmp;
314 vnet_app_attach_args_t _a, *a = &_a;
315 clib_error_t *error = 0;
318 if (session_manager_is_enabled () == 0)
320 rv = VNET_API_ERROR_FEATURE_DISABLED;
324 STATIC_ASSERT (sizeof (u64) * SESSION_OPTIONS_N_OPTIONS <=
325 sizeof (mp->options),
326 "Out of options, fix api message definition");
328 memset (a, 0, sizeof (*a));
329 a->api_client_index = mp->client_index;
330 a->options = mp->options;
331 a->session_cb_vft = &session_cb_vft;
333 if (mp->namespace_id_len > 64)
335 rv = VNET_API_ERROR_INVALID_VALUE;
339 if (mp->namespace_id_len)
341 vec_validate (a->namespace_id, mp->namespace_id_len - 1);
342 clib_memcpy (a->namespace_id, mp->namespace_id, mp->namespace_id_len);
345 if ((error = vnet_application_attach (a)))
347 rv = clib_error_get_code (error);
348 clib_error_report (error);
350 vec_free (a->namespace_id);
355 REPLY_MACRO2 (VL_API_APPLICATION_ATTACH_REPLY, ({
358 rmp->segment_name_length = 0;
359 rmp->segment_size = a->segment_size;
360 if (a->segment_name_length)
362 memcpy (rmp->segment_name, a->segment_name,
363 a->segment_name_length);
364 rmp->segment_name_length = a->segment_name_length;
366 rmp->app_event_queue_address = a->app_event_queue_address;
373 vl_api_application_detach_t_handler (vl_api_application_detach_t * mp)
375 vl_api_application_detach_reply_t *rmp;
376 int rv = VNET_API_ERROR_INVALID_VALUE_2;
377 vnet_app_detach_args_t _a, *a = &_a;
380 if (session_manager_is_enabled () == 0)
382 rv = VNET_API_ERROR_FEATURE_DISABLED;
386 app = application_lookup (mp->client_index);
389 a->app_index = app->index;
390 rv = vnet_application_detach (a);
394 REPLY_MACRO (VL_API_APPLICATION_DETACH_REPLY);
398 vl_api_bind_uri_t_handler (vl_api_bind_uri_t * mp)
400 vl_api_bind_uri_reply_t *rmp;
401 vnet_bind_args_t _a, *a = &_a;
405 if (session_manager_is_enabled () == 0)
407 rv = VNET_API_ERROR_FEATURE_DISABLED;
411 app = application_lookup (mp->client_index);
414 memset (a, 0, sizeof (*a));
415 a->uri = (char *) mp->uri;
416 a->app_index = app->index;
417 rv = vnet_bind_uri (a);
421 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
425 REPLY_MACRO (VL_API_BIND_URI_REPLY);
429 vl_api_unbind_uri_t_handler (vl_api_unbind_uri_t * mp)
431 vl_api_unbind_uri_reply_t *rmp;
433 vnet_unbind_args_t _a, *a = &_a;
436 if (session_manager_is_enabled () == 0)
438 rv = VNET_API_ERROR_FEATURE_DISABLED;
442 app = application_lookup (mp->client_index);
445 a->uri = (char *) mp->uri;
446 a->app_index = app->index;
447 rv = vnet_unbind_uri (a);
451 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
455 REPLY_MACRO (VL_API_UNBIND_URI_REPLY);
459 vl_api_connect_uri_t_handler (vl_api_connect_uri_t * mp)
461 vl_api_connect_session_reply_t *rmp;
462 vnet_connect_args_t _a, *a = &_a;
464 clib_error_t *error = 0;
467 if (session_manager_is_enabled () == 0)
469 rv = VNET_API_ERROR_FEATURE_DISABLED;
473 app = application_lookup (mp->client_index);
476 a->uri = (char *) mp->uri;
477 a->api_context = mp->context;
478 a->app_index = app->index;
480 if ((error = vnet_connect_uri (a)))
482 rv = clib_error_get_code (error);
483 if (rv != VNET_API_ERROR_SESSION_REDIRECT)
484 clib_error_report (error);
489 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
493 * Don't reply to stream (tcp) connects. The reply will come once
494 * the connection is established. In case of the redirects, the reply
495 * will come from the server app.
497 if (rv == 0 || rv == VNET_API_ERROR_SESSION_REDIRECT)
502 REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY);
507 vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp)
509 vl_api_disconnect_session_reply_t *rmp;
510 vnet_disconnect_args_t _a, *a = &_a;
514 if (session_manager_is_enabled () == 0)
516 rv = VNET_API_ERROR_FEATURE_DISABLED;
520 app = application_lookup (mp->client_index);
523 a->handle = mp->handle;
524 a->app_index = app->index;
525 rv = vnet_disconnect_session (a);
529 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
533 REPLY_MACRO2 (VL_API_DISCONNECT_SESSION_REPLY, rmp->handle = mp->handle);
537 vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t *
540 vnet_disconnect_args_t _a, *a = &_a;
543 /* Client objected to disconnecting the session, log and continue */
546 clib_warning ("client retval %d", mp->retval);
550 /* Disconnect has been confirmed. Confirm close to transport */
551 app = application_lookup (mp->client_index);
554 a->handle = mp->handle;
555 a->app_index = app->index;
556 vnet_disconnect_session (a);
561 vl_api_reset_session_reply_t_handler (vl_api_reset_session_reply_t * mp)
565 u32 index, thread_index;
567 app = application_lookup (mp->client_index);
571 session_parse_handle (mp->handle, &index, &thread_index);
572 s = session_get_if_valid (index, thread_index);
573 if (s == 0 || app->index != s->app_index)
575 clib_warning ("Invalid session!");
579 /* Client objected to resetting the session, log and continue */
582 clib_warning ("client retval %d", mp->retval);
586 /* This comes as a response to a reset, transport only waiting for
587 * confirmation to remove connection state, no need to disconnect */
588 stream_session_cleanup (s);
592 vl_api_accept_session_reply_t_handler (vl_api_accept_session_reply_t * mp)
595 u32 session_index, thread_index;
596 vnet_disconnect_args_t _a, *a = &_a;
598 /* Server isn't interested, kill the session */
601 a->app_index = mp->context;
602 a->handle = mp->handle;
603 vnet_disconnect_session (a);
607 session_parse_handle (mp->handle, &session_index, &thread_index);
608 s = session_get_if_valid (session_index, thread_index);
611 clib_warning ("session doesn't exist");
614 if (s->app_index != mp->context)
616 clib_warning ("app doesn't own session");
619 s->session_state = SESSION_STATE_READY;
624 vl_api_map_another_segment_reply_t_handler (vl_api_map_another_segment_reply_t
627 clib_warning ("not implemented");
631 vl_api_bind_sock_t_handler (vl_api_bind_sock_t * mp)
633 vl_api_bind_sock_reply_t *rmp;
634 vnet_bind_args_t _a, *a = &_a;
637 application_t *app = 0;
639 transport_connection_t *tc = 0;
640 ip46_address_t *ip46;
642 if (session_manager_is_enabled () == 0)
644 rv = VNET_API_ERROR_FEATURE_DISABLED;
648 app = application_lookup (mp->client_index);
651 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
655 ip46 = (ip46_address_t *) mp->ip;
656 memset (a, 0, sizeof (*a));
657 a->sep.is_ip4 = mp->is_ip4;
659 a->sep.port = mp->port;
660 a->sep.fib_index = mp->vrf;
661 a->sep.sw_if_index = ENDPOINT_INVALID_INDEX;
662 a->sep.transport_proto = mp->proto;
663 a->app_index = app->index;
665 if ((error = vnet_bind (a)))
667 rv = clib_error_get_code (error);
668 clib_error_report (error);
673 REPLY_MACRO2 (VL_API_BIND_SOCK_REPLY,({
676 rmp->handle = a->handle;
677 rmp->lcl_port = mp->port;
678 if (application_has_global_scope (app))
680 s = listen_session_get_from_handle (a->handle);
681 tc = listen_session_get_transport (s);
682 rmp->lcl_is_ip4 = tc->is_ip4;
683 clib_memcpy (rmp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip));
691 vl_api_unbind_sock_t_handler (vl_api_unbind_sock_t * mp)
693 vl_api_unbind_sock_reply_t *rmp;
694 vnet_unbind_args_t _a, *a = &_a;
699 if (session_manager_is_enabled () == 0)
701 rv = VNET_API_ERROR_FEATURE_DISABLED;
705 app = application_lookup (mp->client_index);
708 a->app_index = app->index;
709 a->handle = mp->handle;
710 if ((error = vnet_unbind (a)))
712 rv = clib_error_get_code (error);
713 clib_error_report (error);
718 REPLY_MACRO (VL_API_UNBIND_SOCK_REPLY);
722 vl_api_connect_sock_t_handler (vl_api_connect_sock_t * mp)
724 vl_api_connect_session_reply_t *rmp;
725 vnet_connect_args_t _a, *a = &_a;
727 clib_error_t *error = 0;
730 if (session_manager_is_enabled () == 0)
732 rv = VNET_API_ERROR_FEATURE_DISABLED;
736 app = application_lookup (mp->client_index);
739 unix_shared_memory_queue_t *client_q;
740 ip46_address_t *ip46 = (ip46_address_t *) mp->ip;
742 client_q = vl_api_client_index_to_input_queue (mp->client_index);
743 mp->client_queue_address = pointer_to_uword (client_q);
744 a->sep.is_ip4 = mp->is_ip4;
746 a->sep.port = mp->port;
747 a->sep.transport_proto = mp->proto;
748 a->sep.fib_index = mp->vrf;
749 a->sep.sw_if_index = ENDPOINT_INVALID_INDEX;
750 a->api_context = mp->context;
751 a->app_index = app->index;
753 if ((error = vnet_connect (a)))
755 rv = clib_error_get_code (error);
756 if (rv != VNET_API_ERROR_SESSION_REDIRECT)
757 clib_error_report (error);
762 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
765 if (rv == 0 || rv == VNET_API_ERROR_SESSION_REDIRECT)
768 /* Got some error, relay it */
771 REPLY_MACRO (VL_API_CONNECT_SESSION_REPLY);
775 vl_api_app_namespace_add_del_t_handler (vl_api_app_namespace_add_del_t * mp)
777 vl_api_app_namespace_add_del_reply_t *rmp;
778 clib_error_t *error = 0;
782 if (!session_manager_is_enabled ())
784 rv = VNET_API_ERROR_FEATURE_DISABLED;
788 if (mp->namespace_id_len > ARRAY_LEN (mp->namespace_id))
790 rv = VNET_API_ERROR_INVALID_VALUE;
794 vec_validate (ns_id, mp->namespace_id_len - 1);
795 clib_memcpy (ns_id, mp->namespace_id, mp->namespace_id_len);
796 vnet_app_namespace_add_del_args_t args = {
798 .secret = clib_net_to_host_u64 (mp->secret),
799 .sw_if_index = clib_net_to_host_u32 (mp->sw_if_index),
800 .ip4_fib_id = clib_net_to_host_u32 (mp->ip4_fib_id),
801 .ip6_fib_id = clib_net_to_host_u32 (mp->ip6_fib_id),
804 error = vnet_app_namespace_add_del (&args);
807 rv = clib_error_get_code (error);
808 clib_error_report (error);
812 appns_index = app_namespace_index_from_id (ns_id);
813 if (appns_index == APP_NAMESPACE_INVALID_INDEX)
815 clib_warning ("app ns lookup failed");
816 rv = VNET_API_ERROR_UNSPECIFIED;
823 REPLY_MACRO2 (VL_API_APP_NAMESPACE_ADD_DEL_REPLY, ({
825 rmp->appns_index = clib_host_to_net_u32 (appns_index);
831 vl_api_session_rule_add_del_t_handler (vl_api_session_rule_add_del_t * mp)
833 vl_api_session_rule_add_del_reply_t *rmp;
834 session_rule_add_del_args_t args;
835 session_rule_table_add_del_args_t *table_args = &args.table_args;
840 memset (&args, 0, sizeof (args));
841 fib_proto = mp->is_ip4 ? FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6;
843 table_args->lcl.fp_len = mp->lcl_plen;
844 table_args->lcl.fp_proto = fib_proto;
845 table_args->rmt.fp_len = mp->rmt_plen;
846 table_args->rmt.fp_proto = fib_proto;
847 table_args->lcl_port = mp->lcl_port;
848 table_args->rmt_port = mp->rmt_port;
849 table_args->action_index = clib_net_to_host_u32 (mp->action_index);
850 table_args->is_add = mp->is_add;
851 mp->tag[sizeof (mp->tag) - 1] = 0;
852 table_args->tag = format (0, "%s", mp->tag);
853 args.appns_index = clib_net_to_host_u32 (mp->appns_index);
854 args.scope = mp->scope;
855 args.transport_proto = mp->transport_proto;
857 memset (&table_args->lcl.fp_addr, 0, sizeof (table_args->lcl.fp_addr));
858 memset (&table_args->rmt.fp_addr, 0, sizeof (table_args->rmt.fp_addr));
859 ip_set (&table_args->lcl.fp_addr, mp->lcl_ip, mp->is_ip4);
860 ip_set (&table_args->rmt.fp_addr, mp->rmt_ip, mp->is_ip4);
861 error = vnet_session_rule_add_del (&args);
864 rv = clib_error_get_code (error);
865 clib_error_report (error);
867 vec_free (table_args->tag);
868 REPLY_MACRO (VL_API_SESSION_RULE_ADD_DEL_REPLY);
872 send_session_rule_details4 (mma_rule_16_t * rule, u8 is_local,
873 u8 transport_proto, u32 appns_index, u8 * tag,
874 unix_shared_memory_queue_t * q, u32 context)
876 vl_api_session_rules_details_t *rmp = 0;
877 session_mask_or_match_4_t *match =
878 (session_mask_or_match_4_t *) & rule->match;
879 session_mask_or_match_4_t *mask =
880 (session_mask_or_match_4_t *) & rule->mask;
882 rmp = vl_msg_api_alloc (sizeof (*rmp));
883 memset (rmp, 0, sizeof (*rmp));
884 rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
885 rmp->context = context;
888 clib_memcpy (rmp->lcl_ip, &match->lcl_ip, sizeof (match->lcl_ip));
889 clib_memcpy (rmp->rmt_ip, &match->rmt_ip, sizeof (match->rmt_ip));
890 rmp->lcl_plen = ip4_mask_to_preflen (&mask->lcl_ip);
891 rmp->rmt_plen = ip4_mask_to_preflen (&mask->rmt_ip);
892 rmp->lcl_port = match->lcl_port;
893 rmp->rmt_port = match->rmt_port;
894 rmp->action_index = clib_host_to_net_u32 (rule->action_index);
896 is_local ? SESSION_RULE_SCOPE_LOCAL : SESSION_RULE_SCOPE_GLOBAL;
897 rmp->transport_proto = transport_proto;
898 rmp->appns_index = clib_host_to_net_u32 (appns_index);
901 clib_memcpy (rmp->tag, tag, vec_len (tag));
902 rmp->tag[vec_len (tag)] = 0;
905 vl_msg_api_send_shmem (q, (u8 *) & rmp);
909 send_session_rule_details6 (mma_rule_40_t * rule, u8 is_local,
910 u8 transport_proto, u32 appns_index, u8 * tag,
911 unix_shared_memory_queue_t * q, u32 context)
913 vl_api_session_rules_details_t *rmp = 0;
914 session_mask_or_match_6_t *match =
915 (session_mask_or_match_6_t *) & rule->match;
916 session_mask_or_match_6_t *mask =
917 (session_mask_or_match_6_t *) & rule->mask;
919 rmp = vl_msg_api_alloc (sizeof (*rmp));
920 memset (rmp, 0, sizeof (*rmp));
921 rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
922 rmp->context = context;
925 clib_memcpy (rmp->lcl_ip, &match->lcl_ip, sizeof (match->lcl_ip));
926 clib_memcpy (rmp->rmt_ip, &match->rmt_ip, sizeof (match->rmt_ip));
927 rmp->lcl_plen = ip6_mask_to_preflen (&mask->lcl_ip);
928 rmp->rmt_plen = ip6_mask_to_preflen (&mask->rmt_ip);
929 rmp->lcl_port = match->lcl_port;
930 rmp->rmt_port = match->rmt_port;
931 rmp->action_index = clib_host_to_net_u32 (rule->action_index);
933 is_local ? SESSION_RULE_SCOPE_LOCAL : SESSION_RULE_SCOPE_GLOBAL;
934 rmp->transport_proto = transport_proto;
935 rmp->appns_index = clib_host_to_net_u32 (appns_index);
938 clib_memcpy (rmp->tag, tag, vec_len (tag));
939 rmp->tag[vec_len (tag)] = 0;
942 vl_msg_api_send_shmem (q, (u8 *) & rmp);
946 send_session_rules_table_details (session_rules_table_t * srt, u8 fib_proto,
947 u8 tp, u8 is_local, u32 appns_index,
948 unix_shared_memory_queue_t * q, u32 context)
950 mma_rule_16_t *rule16;
951 mma_rule_40_t *rule40;
952 mma_rules_table_16_t *srt16;
953 mma_rules_table_40_t *srt40;
956 if (is_local || fib_proto == FIB_PROTOCOL_IP4)
960 srt16 = &srt->session_rules_tables_16;
961 pool_foreach (rule16, srt16->rules, ({
962 ri = mma_rules_table_rule_index_16 (srt16, rule16);
963 tag = session_rules_table_rule_tag (srt, ri, 1);
964 send_session_rule_details4 (rule16, is_local, tp, appns_index, tag,
969 if (is_local || fib_proto == FIB_PROTOCOL_IP6)
973 srt40 = &srt->session_rules_tables_40;
974 pool_foreach (rule40, srt40->rules, ({
975 ri = mma_rules_table_rule_index_40 (srt40, rule40);
976 tag = session_rules_table_rule_tag (srt, ri, 1);
977 send_session_rule_details6 (rule40, is_local, tp, appns_index, tag,
985 vl_api_session_rules_dump_t_handler (vl_api_one_map_server_dump_t * mp)
987 unix_shared_memory_queue_t *q = NULL;
991 q = vl_api_client_index_to_input_queue (mp->client_index);
996 session_table_foreach (st, ({
997 for (tp = 0; tp < TRANSPORT_N_PROTO; tp++)
999 send_session_rules_table_details (&st->session_rules[tp],
1000 st->active_fib_proto, tp,
1001 st->is_local, st->appns_index, q,
1008 static clib_error_t *
1009 application_reaper_cb (u32 client_index)
1011 application_t *app = application_lookup (client_index);
1012 vnet_app_detach_args_t _a, *a = &_a;
1015 a->app_index = app->index;
1016 vnet_application_detach (a);
1021 VL_MSG_API_REAPER_FUNCTION (application_reaper_cb);
1023 #define vl_msg_name_crc_list
1024 #include <vnet/vnet_all_api_h.h>
1025 #undef vl_msg_name_crc_list
1028 setup_message_id_table (api_main_t * am)
1030 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
1031 foreach_vl_msg_name_crc_session;
1036 * session_api_hookup
1037 * Add uri's API message handlers to the table.
1038 * vlib has alread mapped shared memory and
1039 * added the client registration handlers.
1040 * See .../open-repo/vlib/memclnt_vlib.c:memclnt_process()
1042 static clib_error_t *
1043 session_api_hookup (vlib_main_t * vm)
1045 api_main_t *am = &api_main;
1048 vl_msg_api_set_handlers(VL_API_##N, #n, \
1049 vl_api_##n##_t_handler, \
1051 vl_api_##n##_t_endian, \
1052 vl_api_##n##_t_print, \
1053 sizeof(vl_api_##n##_t), 1);
1054 foreach_session_api_msg;
1058 * Messages which bounce off the data-plane to
1059 * an API client. Simply tells the message handling infra not
1060 * to free the message.
1062 * Bounced message handlers MUST NOT block the data plane
1064 am->message_bounce[VL_API_CONNECT_URI] = 1;
1065 am->message_bounce[VL_API_CONNECT_SOCK] = 1;
1068 * Set up the (msg_name, crc, message-id) table
1070 setup_message_id_table (am);
1075 VLIB_API_INIT_FUNCTION (session_api_hookup);
1078 * fd.io coding-style-patch-verification: ON
1081 * eval: (c-set-style "gnu")