blob: 479c5d1ca83bbc791d07f5fe85075bc41718fd9b [file] [log] [blame]
Dave Barach68b0fb02017-02-28 15:15:56 -05001/*
Florin Coras288eaab2019-02-03 15:26:14 -08002 * Copyright (c) 2015-2019 Cisco and/or its affiliates.
Dave Barach68b0fb02017-02-28 15:15:56 -05003 * 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:
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
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.
14 */
15
16#include <vnet/vnet.h>
17#include <vlibmemory/api.h>
18#include <vnet/session/application.h>
Florin Coras1c710452017-10-17 00:03:13 -070019#include <vnet/session/application_interface.h>
Florin Corasba7d8f52019-02-22 13:11:38 -080020#include <vnet/session/application_local.h>
Florin Coras1c710452017-10-17 00:03:13 -070021#include <vnet/session/session_rules_table.h>
Florin Coras6c36f532017-11-03 18:32:34 -070022#include <vnet/session/session_table.h>
Florin Corasc9940fc2019-02-05 20:55:11 -080023#include <vnet/session/session.h>
Dave Barach68b0fb02017-02-28 15:15:56 -050024
25#include <vnet/vnet_msg_enum.h>
Dave Barach68b0fb02017-02-28 15:15:56 -050026
27#define vl_typedefs /* define message structures */
28#include <vnet/vnet_all_api_h.h>
29#undef vl_typedefs
30
31#define vl_endianfun /* define message structures */
32#include <vnet/vnet_all_api_h.h>
33#undef vl_endianfun
34
35/* instantiate all the print functions we know about */
36#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
37#define vl_printfun
38#include <vnet/vnet_all_api_h.h>
39#undef vl_printfun
40
41#include <vlibapi/api_helper_macros.h>
42
43#define foreach_session_api_msg \
44_(MAP_ANOTHER_SEGMENT_REPLY, map_another_segment_reply) \
Florin Coras6cf30ad2017-04-04 23:08:23 -070045_(APPLICATION_ATTACH, application_attach) \
46_(APPLICATION_DETACH, application_detach) \
Dave Barach68b0fb02017-02-28 15:15:56 -050047_(BIND_URI, bind_uri) \
48_(UNBIND_URI, unbind_uri) \
49_(CONNECT_URI, connect_uri) \
50_(DISCONNECT_SESSION, disconnect_session) \
51_(DISCONNECT_SESSION_REPLY, disconnect_session_reply) \
Florin Corascea194d2017-10-02 00:18:51 -070052_(BIND_SOCK, bind_sock) \
Dave Barach68b0fb02017-02-28 15:15:56 -050053_(UNBIND_SOCK, unbind_sock) \
54_(CONNECT_SOCK, connect_sock) \
Florin Corase04c2992017-03-01 08:17:34 -080055_(SESSION_ENABLE_DISABLE, session_enable_disable) \
Florin Corascea194d2017-10-02 00:18:51 -070056_(APP_NAMESPACE_ADD_DEL, app_namespace_add_del) \
Florin Coras1c710452017-10-17 00:03:13 -070057_(SESSION_RULE_ADD_DEL, session_rule_add_del) \
Florin Coras6c36f532017-11-03 18:32:34 -070058_(SESSION_RULES_DUMP, session_rules_dump) \
Florin Coras371ca502018-02-21 12:07:41 -080059_(APPLICATION_TLS_CERT_ADD, application_tls_cert_add) \
60_(APPLICATION_TLS_KEY_ADD, application_tls_key_add) \
Florin Coras15531972018-08-12 23:50:53 -070061_(APP_WORKER_ADD_DEL, app_worker_add_del) \
Florin Corase04c2992017-03-01 08:17:34 -080062
Dave Barach68b0fb02017-02-28 15:15:56 -050063static int
Florin Coras99368312018-08-02 10:45:44 -070064session_send_fds (vl_api_registration_t * reg, int fds[], int n_fds)
Florin Corasb384b542018-01-15 01:08:33 -080065{
66 clib_error_t *error;
67 if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
68 {
69 clib_warning ("can't send memfd fd");
70 return -1;
71 }
Florin Coras99368312018-08-02 10:45:44 -070072 error = vl_api_send_fd_msg (reg, fds, n_fds);
Florin Corasb384b542018-01-15 01:08:33 -080073 if (error)
74 {
75 clib_error_report (error);
76 return -1;
77 }
78 return 0;
79}
80
81static int
Florin Corasfa76a762018-11-29 12:40:10 -080082send_add_segment_callback (u32 api_client_index, u64 segment_handle)
Dave Barach68b0fb02017-02-28 15:15:56 -050083{
Florin Coras99368312018-08-02 10:45:44 -070084 int fds[SESSION_N_FD_TYPE], n_fds = 0;
Dave Barach68b0fb02017-02-28 15:15:56 -050085 vl_api_map_another_segment_t *mp;
Florin Corasb384b542018-01-15 01:08:33 -080086 vl_api_registration_t *reg;
Florin Coras88001c62019-04-24 14:44:46 -070087 fifo_segment_t *fs;
Florin Corasfa76a762018-11-29 12:40:10 -080088 ssvm_private_t *sp;
Florin Coras99368312018-08-02 10:45:44 -070089 u8 fd_flags = 0;
Dave Barach68b0fb02017-02-28 15:15:56 -050090
Florin Corasb384b542018-01-15 01:08:33 -080091 reg = vl_mem_api_client_index_to_registration (api_client_index);
92 if (!reg)
93 {
Florin Corasfa76a762018-11-29 12:40:10 -080094 clib_warning ("no api registration for client: %u", api_client_index);
Florin Corasb384b542018-01-15 01:08:33 -080095 return -1;
96 }
Dave Barach68b0fb02017-02-28 15:15:56 -050097
Florin Corasfa76a762018-11-29 12:40:10 -080098 fs = segment_manager_get_segment_w_handle (segment_handle);
99 sp = &fs->ssvm;
Florin Coras99368312018-08-02 10:45:44 -0700100 if (ssvm_type (sp) == SSVM_SEGMENT_MEMFD)
Florin Corasb384b542018-01-15 01:08:33 -0800101 {
Florin Coras99368312018-08-02 10:45:44 -0700102 if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
103 {
104 clib_warning ("can't send memfd fd");
105 return -1;
106 }
107
108 fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
109 fds[n_fds] = sp->fd;
110 n_fds += 1;
Florin Corasb384b542018-01-15 01:08:33 -0800111 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500112
Florin Coras99368312018-08-02 10:45:44 -0700113 mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
Dave Barachb7b92992018-10-17 10:38:51 -0400114 clib_memset (mp, 0, sizeof (*mp));
Dave Barach68b0fb02017-02-28 15:15:56 -0500115 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_MAP_ANOTHER_SEGMENT);
Florin Corasb384b542018-01-15 01:08:33 -0800116 mp->segment_size = sp->ssvm_size;
Florin Coras99368312018-08-02 10:45:44 -0700117 mp->fd_flags = fd_flags;
Florin Corasfa76a762018-11-29 12:40:10 -0800118 mp->segment_handle = clib_host_to_net_u64 (segment_handle);
Florin Corasb384b542018-01-15 01:08:33 -0800119 strncpy ((char *) mp->segment_name, (char *) sp->name,
Dave Barach68b0fb02017-02-28 15:15:56 -0500120 sizeof (mp->segment_name) - 1);
121
Florin Corasb384b542018-01-15 01:08:33 -0800122 vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
123
Florin Coras99368312018-08-02 10:45:44 -0700124 if (n_fds)
125 return session_send_fds (reg, fds, n_fds);
Dave Barach68b0fb02017-02-28 15:15:56 -0500126
127 return 0;
128}
129
130static int
Florin Corasfa76a762018-11-29 12:40:10 -0800131send_del_segment_callback (u32 api_client_index, u64 segment_handle)
Florin Corasf8f516a2018-02-08 15:10:09 -0800132{
133 vl_api_unmap_segment_t *mp;
134 vl_api_registration_t *reg;
135
136 reg = vl_mem_api_client_index_to_registration (api_client_index);
137 if (!reg)
138 {
139 clib_warning ("no registration: %u", api_client_index);
140 return -1;
141 }
142
Florin Coras99368312018-08-02 10:45:44 -0700143 mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
Dave Barachb7b92992018-10-17 10:38:51 -0400144 clib_memset (mp, 0, sizeof (*mp));
Florin Corasf8f516a2018-02-08 15:10:09 -0800145 mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_UNMAP_SEGMENT);
Florin Corasfa76a762018-11-29 12:40:10 -0800146 mp->segment_handle = clib_host_to_net_u64 (segment_handle);
Florin Corasf8f516a2018-02-08 15:10:09 -0800147 vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
148
Florin Coras99368312018-08-02 10:45:44 -0700149 return 0;
150}
151
152static int
Florin Coras83ea6692018-10-12 16:55:14 -0700153mq_try_lock_and_alloc_msg (svm_msg_q_t * app_mq, svm_msg_q_msg_t * msg)
154{
155 int rv;
156 u8 try = 0;
157 while (try < 100)
158 {
159 rv = svm_msg_q_lock_and_alloc_msg_w_ring (app_mq,
160 SESSION_MQ_CTRL_EVT_RING,
161 SVM_Q_NOWAIT, msg);
162 if (!rv)
163 return 0;
164 try++;
Florin Corase2ea1932018-12-17 23:08:14 -0800165 usleep (1);
Florin Coras83ea6692018-10-12 16:55:14 -0700166 }
Florin Corasdc2e2512018-12-03 17:47:26 -0800167 clib_warning ("failed to alloc msg");
Florin Coras83ea6692018-10-12 16:55:14 -0700168 return -1;
169}
170
171static int
Florin Coras288eaab2019-02-03 15:26:14 -0800172mq_send_session_accepted_cb (session_t * s)
Florin Coras52207f12018-07-12 14:48:06 -0700173{
Florin Coras15531972018-08-12 23:50:53 -0700174 app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
Florin Coras52207f12018-07-12 14:48:06 -0700175 svm_msg_q_msg_t _msg, *msg = &_msg;
176 svm_msg_q_t *vpp_queue, *app_mq;
Florin Coras288eaab2019-02-03 15:26:14 -0800177 session_t *listener;
Florin Coras52207f12018-07-12 14:48:06 -0700178 session_accepted_msg_t *mp;
179 session_event_t *evt;
Florin Coras15531972018-08-12 23:50:53 -0700180 application_t *app;
Florin Coras52207f12018-07-12 14:48:06 -0700181
Florin Coras15531972018-08-12 23:50:53 -0700182 app = application_get (app_wrk->app_index);
183 app_mq = app_wrk->event_queue;
Florin Coras83ea6692018-10-12 16:55:14 -0700184 if (mq_try_lock_and_alloc_msg (app_mq, msg))
185 return -1;
Florin Coras52207f12018-07-12 14:48:06 -0700186
187 evt = svm_msg_q_msg_data (app_mq, msg);
Dave Barachb7b92992018-10-17 10:38:51 -0400188 clib_memset (evt, 0, sizeof (*evt));
Florin Coras52207f12018-07-12 14:48:06 -0700189 evt->event_type = SESSION_CTRL_EVT_ACCEPTED;
190 mp = (session_accepted_msg_t *) evt->data;
Florin Coras87c65702019-01-26 14:33:26 -0800191 clib_memset (mp, 0, sizeof (*mp));
Florin Corasab2f6db2018-08-31 14:31:41 -0700192 mp->context = app->app_index;
Florin Coras288eaab2019-02-03 15:26:14 -0800193 mp->server_rx_fifo = pointer_to_uword (s->rx_fifo);
194 mp->server_tx_fifo = pointer_to_uword (s->tx_fifo);
Florin Corasfa76a762018-11-29 12:40:10 -0800195 mp->segment_handle = session_segment_handle (s);
Florin Coras52207f12018-07-12 14:48:06 -0700196
197 if (session_has_transport (s))
198 {
Nathan Skrzypczak2f0f96b2019-06-13 10:14:28 +0200199 listener = listen_session_get_from_handle (s->listener_handle);
Florin Coras87d66332019-06-11 12:31:31 -0700200 mp->listener_handle = app_listen_session_handle (listener);
Florin Coras52207f12018-07-12 14:48:06 -0700201 if (application_is_proxy (app))
202 {
203 listener =
Florin Coras15531972018-08-12 23:50:53 -0700204 app_worker_first_listener (app_wrk, session_get_fib_proto (s),
205 session_get_transport_proto (s));
Florin Coras52207f12018-07-12 14:48:06 -0700206 if (listener)
207 mp->listener_handle = listen_session_get_handle (listener);
208 }
Florin Coras31c99552019-03-01 13:00:58 -0800209 vpp_queue = session_main_get_vpp_event_queue (s->thread_index);
Florin Coras52207f12018-07-12 14:48:06 -0700210 mp->vpp_event_queue_address = pointer_to_uword (vpp_queue);
211 mp->handle = session_handle (s);
Aloys Augustincdb71702019-04-08 17:54:39 +0200212
Florin Coras09d18c22019-04-24 11:10:02 -0700213 session_get_endpoint (s, &mp->rmt, 0 /* is_lcl */ );
Florin Coras52207f12018-07-12 14:48:06 -0700214 }
215 else
216 {
Florin Coras2b81e3c2019-02-27 07:55:46 -0800217 ct_connection_t *ct;
Florin Coras99368312018-08-02 10:45:44 -0700218
Florin Coras2b81e3c2019-02-27 07:55:46 -0800219 ct = (ct_connection_t *) session_get_transport (s);
Nathan Skrzypczak2f0f96b2019-06-13 10:14:28 +0200220 listener = listen_session_get_from_handle (s->listener_handle);
Florin Coras87d66332019-06-11 12:31:31 -0700221 mp->listener_handle = app_listen_session_handle (listener);
Florin Coras09d18c22019-04-24 11:10:02 -0700222 mp->rmt.is_ip4 = session_type_is_ip4 (listener->session_type);
223 mp->rmt.port = ct->c_rmt_port;
Florin Coras2b81e3c2019-02-27 07:55:46 -0800224 mp->handle = session_handle (s);
Florin Coras653e43f2019-03-04 10:56:23 -0800225 vpp_queue = session_main_get_vpp_event_queue (0);
Florin Coras54693d22018-07-17 10:46:29 -0700226 mp->vpp_event_queue_address = pointer_to_uword (vpp_queue);
Florin Coras52207f12018-07-12 14:48:06 -0700227 }
Florin Coras537b17e2018-09-28 10:35:45 -0700228 svm_msg_q_add_and_unlock (app_mq, msg);
Florin Coras52207f12018-07-12 14:48:06 -0700229
230 return 0;
231}
232
Florin Coras72b04282019-01-14 17:23:11 -0800233static inline void
234mq_send_session_close_evt (app_worker_t * app_wrk, session_handle_t sh,
235 session_evt_type_t evt_type)
Florin Coras52207f12018-07-12 14:48:06 -0700236{
Florin Coras52207f12018-07-12 14:48:06 -0700237 svm_msg_q_msg_t _msg, *msg = &_msg;
238 session_disconnected_msg_t *mp;
239 svm_msg_q_t *app_mq;
240 session_event_t *evt;
241
Florin Coras15531972018-08-12 23:50:53 -0700242 app_mq = app_wrk->event_queue;
Florin Coras83ea6692018-10-12 16:55:14 -0700243 if (mq_try_lock_and_alloc_msg (app_mq, msg))
244 return;
Florin Coras52207f12018-07-12 14:48:06 -0700245 evt = svm_msg_q_msg_data (app_mq, msg);
Dave Barachb7b92992018-10-17 10:38:51 -0400246 clib_memset (evt, 0, sizeof (*evt));
Florin Coras72b04282019-01-14 17:23:11 -0800247 evt->event_type = evt_type;
Florin Coras52207f12018-07-12 14:48:06 -0700248 mp = (session_disconnected_msg_t *) evt->data;
Florin Coras72b04282019-01-14 17:23:11 -0800249 mp->handle = sh;
Florin Corasc1f5a432018-11-20 11:31:26 -0800250 mp->context = app_wrk->api_client_index;
Florin Coras537b17e2018-09-28 10:35:45 -0700251 svm_msg_q_add_and_unlock (app_mq, msg);
Florin Coras52207f12018-07-12 14:48:06 -0700252}
253
Florin Coras72b04282019-01-14 17:23:11 -0800254static inline void
255mq_notify_close_subscribers (u32 app_index, session_handle_t sh,
256 svm_fifo_t * f, session_evt_type_t evt_type)
257{
258 app_worker_t *app_wrk;
259 application_t *app;
260 int i;
261
262 app = application_get (app_index);
263 if (!app)
264 return;
265
266 for (i = 0; i < f->n_subscribers; i++)
267 {
268 if (!(app_wrk = application_get_worker (app, f->subscribers[i])))
269 continue;
270 mq_send_session_close_evt (app_wrk, sh, SESSION_CTRL_EVT_DISCONNECTED);
271 }
272}
273
274static void
Florin Coras288eaab2019-02-03 15:26:14 -0800275mq_send_session_disconnected_cb (session_t * s)
Florin Coras72b04282019-01-14 17:23:11 -0800276{
277 app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
278 session_handle_t sh = session_handle (s);
279
280 mq_send_session_close_evt (app_wrk, session_handle (s),
281 SESSION_CTRL_EVT_DISCONNECTED);
282
Florin Coras288eaab2019-02-03 15:26:14 -0800283 if (svm_fifo_n_subscribers (s->rx_fifo))
284 mq_notify_close_subscribers (app_wrk->app_index, sh, s->rx_fifo,
Florin Coras72b04282019-01-14 17:23:11 -0800285 SESSION_CTRL_EVT_DISCONNECTED);
286}
287
Florin Coras52207f12018-07-12 14:48:06 -0700288static void
Florin Coras288eaab2019-02-03 15:26:14 -0800289mq_send_session_reset_cb (session_t * s)
Florin Coras52207f12018-07-12 14:48:06 -0700290{
Florin Coras72b04282019-01-14 17:23:11 -0800291 app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
292 session_handle_t sh = session_handle (s);
Florin Coras52207f12018-07-12 14:48:06 -0700293
Florin Coras72b04282019-01-14 17:23:11 -0800294 mq_send_session_close_evt (app_wrk, sh, SESSION_CTRL_EVT_RESET);
295
Florin Coras288eaab2019-02-03 15:26:14 -0800296 if (svm_fifo_n_subscribers (s->rx_fifo))
297 mq_notify_close_subscribers (app_wrk->app_index, sh, s->rx_fifo,
Florin Coras72b04282019-01-14 17:23:11 -0800298 SESSION_CTRL_EVT_RESET);
Florin Coras52207f12018-07-12 14:48:06 -0700299}
300
301static int
Florin Coras15531972018-08-12 23:50:53 -0700302mq_send_session_connected_cb (u32 app_wrk_index, u32 api_context,
Florin Coras288eaab2019-02-03 15:26:14 -0800303 session_t * s, u8 is_fail)
Florin Coras52207f12018-07-12 14:48:06 -0700304{
305 svm_msg_q_msg_t _msg, *msg = &_msg;
306 session_connected_msg_t *mp;
307 svm_msg_q_t *vpp_mq, *app_mq;
308 transport_connection_t *tc;
Florin Coras15531972018-08-12 23:50:53 -0700309 app_worker_t *app_wrk;
Florin Coras52207f12018-07-12 14:48:06 -0700310 session_event_t *evt;
Florin Coras52207f12018-07-12 14:48:06 -0700311
Florin Coras15531972018-08-12 23:50:53 -0700312 app_wrk = app_worker_get (app_wrk_index);
Florin Coras15531972018-08-12 23:50:53 -0700313 app_mq = app_wrk->event_queue;
Florin Coras52207f12018-07-12 14:48:06 -0700314 if (!app_mq)
315 {
Florin Corasc1f5a432018-11-20 11:31:26 -0800316 clib_warning ("app %u with api index: %u not attached",
317 app_wrk->app_index, app_wrk->api_client_index);
Florin Coras52207f12018-07-12 14:48:06 -0700318 return -1;
319 }
320
Florin Coras83ea6692018-10-12 16:55:14 -0700321 if (mq_try_lock_and_alloc_msg (app_mq, msg))
322 return -1;
Florin Corasdc2e2512018-12-03 17:47:26 -0800323
Florin Coras52207f12018-07-12 14:48:06 -0700324 evt = svm_msg_q_msg_data (app_mq, msg);
Dave Barachb7b92992018-10-17 10:38:51 -0400325 clib_memset (evt, 0, sizeof (*evt));
Florin Coras52207f12018-07-12 14:48:06 -0700326 evt->event_type = SESSION_CTRL_EVT_CONNECTED;
327 mp = (session_connected_msg_t *) evt->data;
Florin Coras87c65702019-01-26 14:33:26 -0800328 clib_memset (mp, 0, sizeof (*mp));
Florin Coras52207f12018-07-12 14:48:06 -0700329 mp->context = api_context;
330
331 if (is_fail)
332 goto done;
333
334 if (session_has_transport (s))
335 {
336 tc = session_get_transport (s);
337 if (!tc)
338 {
339 is_fail = 1;
340 goto done;
341 }
342
Florin Coras31c99552019-03-01 13:00:58 -0800343 vpp_mq = session_main_get_vpp_event_queue (s->thread_index);
Florin Coras52207f12018-07-12 14:48:06 -0700344 mp->handle = session_handle (s);
345 mp->vpp_event_queue_address = pointer_to_uword (vpp_mq);
Aloys Augustincdb71702019-04-08 17:54:39 +0200346
Florin Coras09d18c22019-04-24 11:10:02 -0700347 session_get_endpoint (s, &mp->lcl, 1 /* is_lcl */ );
Aloys Augustincdb71702019-04-08 17:54:39 +0200348
Florin Coras288eaab2019-02-03 15:26:14 -0800349 mp->server_rx_fifo = pointer_to_uword (s->rx_fifo);
350 mp->server_tx_fifo = pointer_to_uword (s->tx_fifo);
Florin Coras2b81e3c2019-02-27 07:55:46 -0800351 mp->segment_handle = session_segment_handle (s);
Florin Coras52207f12018-07-12 14:48:06 -0700352 }
353 else
354 {
Florin Coras2b81e3c2019-02-27 07:55:46 -0800355 ct_connection_t *cct;
356 session_t *ss;
Florin Coras99368312018-08-02 10:45:44 -0700357
Florin Coras2b81e3c2019-02-27 07:55:46 -0800358 cct = (ct_connection_t *) session_get_transport (s);
Florin Coras2b81e3c2019-02-27 07:55:46 -0800359 mp->handle = session_handle (s);
Florin Coras09d18c22019-04-24 11:10:02 -0700360 mp->lcl.port = cct->c_lcl_port;
361 mp->lcl.is_ip4 = cct->c_is_ip4;
Florin Coras653e43f2019-03-04 10:56:23 -0800362 vpp_mq = session_main_get_vpp_event_queue (0);
Florin Coras54693d22018-07-17 10:46:29 -0700363 mp->vpp_event_queue_address = pointer_to_uword (vpp_mq);
Florin Coras653e43f2019-03-04 10:56:23 -0800364 mp->server_rx_fifo = pointer_to_uword (s->rx_fifo);
365 mp->server_tx_fifo = pointer_to_uword (s->tx_fifo);
366 mp->segment_handle = session_segment_handle (s);
Florin Coras2b81e3c2019-02-27 07:55:46 -0800367 ss = ct_session_get_peer (s);
Florin Coras653e43f2019-03-04 10:56:23 -0800368 mp->ct_rx_fifo = pointer_to_uword (ss->tx_fifo);
369 mp->ct_tx_fifo = pointer_to_uword (ss->rx_fifo);
370 mp->ct_segment_handle = session_segment_handle (ss);
Florin Coras52207f12018-07-12 14:48:06 -0700371 }
372
373done:
374 mp->retval = is_fail ?
375 clib_host_to_net_u32 (VNET_API_ERROR_SESSION_CONNECT) : 0;
376
Florin Coras537b17e2018-09-28 10:35:45 -0700377 svm_msg_q_add_and_unlock (app_mq, msg);
Florin Coras52207f12018-07-12 14:48:06 -0700378 return 0;
379}
380
Florin Coras60116992018-08-27 09:52:18 -0700381static int
382mq_send_session_bound_cb (u32 app_wrk_index, u32 api_context,
383 session_handle_t handle, int rv)
384{
385 svm_msg_q_msg_t _msg, *msg = &_msg;
386 svm_msg_q_t *app_mq, *vpp_evt_q;
Yu Ping0b819152019-05-07 02:24:30 +0800387 transport_endpoint_t tep;
Florin Coras60116992018-08-27 09:52:18 -0700388 session_bound_msg_t *mp;
389 app_worker_t *app_wrk;
390 session_event_t *evt;
Florin Corasc9940fc2019-02-05 20:55:11 -0800391 app_listener_t *al;
392 session_t *ls = 0;
Florin Coras60116992018-08-27 09:52:18 -0700393 app_wrk = app_worker_get (app_wrk_index);
Florin Coras60116992018-08-27 09:52:18 -0700394 app_mq = app_wrk->event_queue;
395 if (!app_mq)
396 {
Florin Corasc1f5a432018-11-20 11:31:26 -0800397 clib_warning ("app %u with api index: %u not attached",
398 app_wrk->app_index, app_wrk->api_client_index);
Florin Coras60116992018-08-27 09:52:18 -0700399 return -1;
400 }
401
Florin Coras83ea6692018-10-12 16:55:14 -0700402 if (mq_try_lock_and_alloc_msg (app_mq, msg))
403 return -1;
404
Florin Coras60116992018-08-27 09:52:18 -0700405 evt = svm_msg_q_msg_data (app_mq, msg);
Dave Barachb7b92992018-10-17 10:38:51 -0400406 clib_memset (evt, 0, sizeof (*evt));
Florin Coras60116992018-08-27 09:52:18 -0700407 evt->event_type = SESSION_CTRL_EVT_BOUND;
408 mp = (session_bound_msg_t *) evt->data;
409 mp->context = api_context;
410
411 if (rv)
412 goto done;
413
414 mp->handle = handle;
Florin Corasd4295e62019-02-22 13:11:38 -0800415 al = app_listener_get_w_handle (handle);
416 if (al->session_index != SESSION_INVALID_INDEX)
417 ls = app_listener_get_session (al);
Florin Coras60116992018-08-27 09:52:18 -0700418 else
Florin Corasd4295e62019-02-22 13:11:38 -0800419 ls = app_listener_get_local_session (al);
Yu Ping0b819152019-05-07 02:24:30 +0800420
421 session_get_endpoint (ls, &tep, 1 /* is_lcl */ );
422 mp->lcl_port = tep.port;
423 mp->lcl_is_ip4 = tep.is_ip4;
424 clib_memcpy_fast (mp->lcl_ip, &tep.ip, sizeof (tep.ip));
Florin Coras60116992018-08-27 09:52:18 -0700425
Florin Coras31c99552019-03-01 13:00:58 -0800426 vpp_evt_q = session_main_get_vpp_event_queue (0);
Florin Coras5f45e012019-01-23 09:21:30 -0800427 mp->vpp_evt_q = pointer_to_uword (vpp_evt_q);
428
Florin Coras2b81e3c2019-02-27 07:55:46 -0800429 if (session_transport_service_type (ls) == TRANSPORT_SERVICE_CL)
Florin Coras60116992018-08-27 09:52:18 -0700430 {
Florin Coras288eaab2019-02-03 15:26:14 -0800431 mp->rx_fifo = pointer_to_uword (ls->rx_fifo);
432 mp->tx_fifo = pointer_to_uword (ls->tx_fifo);
Florin Coras60116992018-08-27 09:52:18 -0700433 }
434
435done:
436 mp->retval = rv;
Florin Coras537b17e2018-09-28 10:35:45 -0700437 svm_msg_q_add_and_unlock (app_mq, msg);
Florin Coras60116992018-08-27 09:52:18 -0700438 return 0;
439}
440
Florin Coras52207f12018-07-12 14:48:06 -0700441static session_cb_vft_t session_mq_cb_vft = {
442 .session_accept_callback = mq_send_session_accepted_cb,
443 .session_disconnect_callback = mq_send_session_disconnected_cb,
444 .session_connected_callback = mq_send_session_connected_cb,
445 .session_reset_callback = mq_send_session_reset_cb,
446 .add_segment_callback = send_add_segment_callback,
447 .del_segment_callback = send_del_segment_callback,
448};
449
Dave Barach68b0fb02017-02-28 15:15:56 -0500450static void
Florin Corase04c2992017-03-01 08:17:34 -0800451vl_api_session_enable_disable_t_handler (vl_api_session_enable_disable_t * mp)
452{
453 vl_api_session_enable_disable_reply_t *rmp;
454 vlib_main_t *vm = vlib_get_main ();
455 int rv = 0;
456
457 vnet_session_enable_disable (vm, mp->is_enable);
458 REPLY_MACRO (VL_API_SESSION_ENABLE_DISABLE_REPLY);
459}
460
461static void
Florin Coras6cf30ad2017-04-04 23:08:23 -0700462vl_api_application_attach_t_handler (vl_api_application_attach_t * mp)
Dave Barach68b0fb02017-02-28 15:15:56 -0500463{
Florin Coras99368312018-08-02 10:45:44 -0700464 int rv = 0, fds[SESSION_N_FD_TYPE], n_fds = 0;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700465 vl_api_application_attach_reply_t *rmp;
Florin Corasb384b542018-01-15 01:08:33 -0800466 ssvm_private_t *segp, *evt_q_segment;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700467 vnet_app_attach_args_t _a, *a = &_a;
Florin Corasb384b542018-01-15 01:08:33 -0800468 vl_api_registration_t *reg;
Florin Coras99368312018-08-02 10:45:44 -0700469 u8 fd_flags = 0;
Dave Barach68b0fb02017-02-28 15:15:56 -0500470
Florin Corasfc804d92018-01-26 01:27:01 -0800471 reg = vl_api_client_index_to_registration (mp->client_index);
472 if (!reg)
473 return;
474
Florin Coras31c99552019-03-01 13:00:58 -0800475 if (session_main_is_enabled () == 0)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700476 {
477 rv = VNET_API_ERROR_FEATURE_DISABLED;
478 goto done;
479 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500480
Florin Corasff6e7692017-12-11 04:59:01 -0800481 STATIC_ASSERT (sizeof (u64) * APP_OPTIONS_N_OPTIONS <=
Florin Coras6cf30ad2017-04-04 23:08:23 -0700482 sizeof (mp->options),
483 "Out of options, fix api message definition");
Dave Barach68b0fb02017-02-28 15:15:56 -0500484
Dave Barachb7b92992018-10-17 10:38:51 -0400485 clib_memset (a, 0, sizeof (*a));
Dave Barach68b0fb02017-02-28 15:15:56 -0500486 a->api_client_index = mp->client_index;
487 a->options = mp->options;
Florin Coras64424012019-03-02 10:47:47 -0800488 a->session_cb_vft = &session_mq_cb_vft;
Florin Corascea194d2017-10-02 00:18:51 -0700489 if (mp->namespace_id_len > 64)
490 {
491 rv = VNET_API_ERROR_INVALID_VALUE;
492 goto done;
493 }
494
495 if (mp->namespace_id_len)
496 {
Dave Wallace8af20542017-10-26 03:29:30 -0400497 vec_validate (a->namespace_id, mp->namespace_id_len - 1);
Dave Barach178cf492018-11-13 16:34:13 -0500498 clib_memcpy_fast (a->namespace_id, mp->namespace_id,
499 mp->namespace_id_len);
Florin Corascea194d2017-10-02 00:18:51 -0700500 }
501
Florin Corasc1a42652019-02-08 18:27:29 -0800502 if ((rv = vnet_application_attach (a)))
Florin Corascea194d2017-10-02 00:18:51 -0700503 {
Florin Corasc1a42652019-02-08 18:27:29 -0800504 clib_warning ("attach returned: %d", rv);
Florin Coras99368312018-08-02 10:45:44 -0700505 vec_free (a->namespace_id);
506 goto done;
Florin Corascea194d2017-10-02 00:18:51 -0700507 }
508 vec_free (a->namespace_id);
Dave Barach68b0fb02017-02-28 15:15:56 -0500509
Florin Coras99368312018-08-02 10:45:44 -0700510 /* Send event queues segment */
Florin Coras31c99552019-03-01 13:00:58 -0800511 if ((evt_q_segment = session_main_get_evt_q_segment ()))
Florin Coras99368312018-08-02 10:45:44 -0700512 {
513 fd_flags |= SESSION_FD_F_VPP_MQ_SEGMENT;
514 fds[n_fds] = evt_q_segment->fd;
515 n_fds += 1;
516 }
517 /* Send fifo segment fd if needed */
518 if (ssvm_type (a->segment) == SSVM_SEGMENT_MEMFD)
519 {
520 fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
521 fds[n_fds] = a->segment->fd;
522 n_fds += 1;
523 }
524 if (a->options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_EVT_MQ_USE_EVENTFD)
525 {
526 fd_flags |= SESSION_FD_F_MQ_EVENTFD;
527 fds[n_fds] = svm_msg_q_get_producer_eventfd (a->app_evt_q);
528 n_fds += 1;
529 }
530
Florin Coras6cf30ad2017-04-04 23:08:23 -0700531done:
Florin Corasa5464812017-04-19 13:00:05 -0700532
Dave Barach68b0fb02017-02-28 15:15:56 -0500533 /* *INDENT-OFF* */
Florin Coras6cf30ad2017-04-04 23:08:23 -0700534 REPLY_MACRO2 (VL_API_APPLICATION_ATTACH_REPLY, ({
Dave Barach68b0fb02017-02-28 15:15:56 -0500535 if (!rv)
536 {
Florin Corasb384b542018-01-15 01:08:33 -0800537 segp = a->segment;
Florin Corasc1f5a432018-11-20 11:31:26 -0800538 rmp->app_index = clib_host_to_net_u32 (a->app_index);
Dave Barach68b0fb02017-02-28 15:15:56 -0500539 rmp->segment_name_length = 0;
Florin Corasb384b542018-01-15 01:08:33 -0800540 rmp->segment_size = segp->ssvm_size;
541 if (vec_len (segp->name))
Dave Barach68b0fb02017-02-28 15:15:56 -0500542 {
Florin Corasb384b542018-01-15 01:08:33 -0800543 memcpy (rmp->segment_name, segp->name, vec_len (segp->name));
544 rmp->segment_name_length = vec_len (segp->name);
Dave Barach68b0fb02017-02-28 15:15:56 -0500545 }
Florin Coras99368312018-08-02 10:45:44 -0700546 rmp->app_event_queue_address = pointer_to_uword (a->app_evt_q);
547 rmp->n_fds = n_fds;
548 rmp->fd_flags = fd_flags;
Florin Corasd85de682018-11-29 17:02:29 -0800549 rmp->segment_handle = clib_host_to_net_u64 (a->segment_handle);
Dave Barach68b0fb02017-02-28 15:15:56 -0500550 }
551 }));
552 /* *INDENT-ON* */
Florin Corasb384b542018-01-15 01:08:33 -0800553
Florin Coras99368312018-08-02 10:45:44 -0700554 if (n_fds)
555 session_send_fds (reg, fds, n_fds);
Dave Barach68b0fb02017-02-28 15:15:56 -0500556}
557
558static void
Florin Coras6cf30ad2017-04-04 23:08:23 -0700559vl_api_application_detach_t_handler (vl_api_application_detach_t * mp)
560{
561 vl_api_application_detach_reply_t *rmp;
562 int rv = VNET_API_ERROR_INVALID_VALUE_2;
563 vnet_app_detach_args_t _a, *a = &_a;
564 application_t *app;
565
Florin Coras31c99552019-03-01 13:00:58 -0800566 if (session_main_is_enabled () == 0)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700567 {
568 rv = VNET_API_ERROR_FEATURE_DISABLED;
569 goto done;
570 }
571
572 app = application_lookup (mp->client_index);
573 if (app)
574 {
Florin Coras15531972018-08-12 23:50:53 -0700575 a->app_index = app->app_index;
Florin Coras053a0e42018-11-13 15:52:38 -0800576 a->api_client_index = mp->client_index;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700577 rv = vnet_application_detach (a);
578 }
579
580done:
581 REPLY_MACRO (VL_API_APPLICATION_DETACH_REPLY);
582}
583
584static void
585vl_api_bind_uri_t_handler (vl_api_bind_uri_t * mp)
586{
Florin Coras7fb0fe12018-04-09 09:24:52 -0700587 vl_api_bind_uri_reply_t *rmp;
Florin Coras64424012019-03-02 10:47:47 -0800588 vnet_listen_args_t _a, *a = &_a;
Florin Coras7fb0fe12018-04-09 09:24:52 -0700589 application_t *app = 0;
Florin Coras60116992018-08-27 09:52:18 -0700590 app_worker_t *app_wrk;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700591 int rv;
592
Florin Coras31c99552019-03-01 13:00:58 -0800593 if (session_main_is_enabled () == 0)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700594 {
595 rv = VNET_API_ERROR_FEATURE_DISABLED;
596 goto done;
597 }
598
599 app = application_lookup (mp->client_index);
600 if (app)
601 {
Dave Barachb7b92992018-10-17 10:38:51 -0400602 clib_memset (a, 0, sizeof (*a));
Florin Coras6cf30ad2017-04-04 23:08:23 -0700603 a->uri = (char *) mp->uri;
Florin Coras15531972018-08-12 23:50:53 -0700604 a->app_index = app->app_index;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700605 rv = vnet_bind_uri (a);
606 }
607 else
608 {
609 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
610 }
611
612done:
Florin Coras7fb0fe12018-04-09 09:24:52 -0700613
Florin Coras64424012019-03-02 10:47:47 -0800614 REPLY_MACRO (VL_API_BIND_URI_REPLY);
Florin Coras60116992018-08-27 09:52:18 -0700615
Florin Coras64424012019-03-02 10:47:47 -0800616 if (app)
Florin Coras60116992018-08-27 09:52:18 -0700617 {
618 app_wrk = application_get_worker (app, 0);
619 mq_send_session_bound_cb (app_wrk->wrk_index, mp->context, a->handle,
620 rv);
621 }
Florin Coras6cf30ad2017-04-04 23:08:23 -0700622}
623
624static void
Dave Barach68b0fb02017-02-28 15:15:56 -0500625vl_api_unbind_uri_t_handler (vl_api_unbind_uri_t * mp)
626{
627 vl_api_unbind_uri_reply_t *rmp;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700628 application_t *app;
Florin Corasc1a42652019-02-08 18:27:29 -0800629 vnet_unlisten_args_t _a, *a = &_a;
Dave Barach68b0fb02017-02-28 15:15:56 -0500630 int rv;
631
Florin Coras31c99552019-03-01 13:00:58 -0800632 if (session_main_is_enabled () == 0)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700633 {
634 rv = VNET_API_ERROR_FEATURE_DISABLED;
635 goto done;
636 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500637
Florin Coras6cf30ad2017-04-04 23:08:23 -0700638 app = application_lookup (mp->client_index);
639 if (app)
640 {
641 a->uri = (char *) mp->uri;
Florin Coras15531972018-08-12 23:50:53 -0700642 a->app_index = app->app_index;
Nathan Skrzypczak2eed1a12019-07-04 14:26:21 +0200643 a->wrk_map_index = 0;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700644 rv = vnet_unbind_uri (a);
645 }
646 else
647 {
648 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
649 }
650
651done:
Dave Barach68b0fb02017-02-28 15:15:56 -0500652 REPLY_MACRO (VL_API_UNBIND_URI_REPLY);
653}
654
Florin Corasf03a59a2017-06-09 21:07:32 -0700655static void
Dave Barach68b0fb02017-02-28 15:15:56 -0500656vl_api_connect_uri_t_handler (vl_api_connect_uri_t * mp)
657{
Florin Coras64424012019-03-02 10:47:47 -0800658 vl_api_connect_uri_reply_t *rmp;
Dave Barach68b0fb02017-02-28 15:15:56 -0500659 vnet_connect_args_t _a, *a = &_a;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700660 application_t *app;
Florin Corascea194d2017-10-02 00:18:51 -0700661 int rv = 0;
Dave Barach68b0fb02017-02-28 15:15:56 -0500662
Florin Coras31c99552019-03-01 13:00:58 -0800663 if (session_main_is_enabled () == 0)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700664 {
665 rv = VNET_API_ERROR_FEATURE_DISABLED;
666 goto done;
667 }
Florin Corase04c2992017-03-01 08:17:34 -0800668
Florin Coras6cf30ad2017-04-04 23:08:23 -0700669 app = application_lookup (mp->client_index);
670 if (app)
671 {
Dave Barachb7b92992018-10-17 10:38:51 -0400672 clib_memset (a, 0, sizeof (*a));
Florin Coras6cf30ad2017-04-04 23:08:23 -0700673 a->uri = (char *) mp->uri;
674 a->api_context = mp->context;
Florin Coras15531972018-08-12 23:50:53 -0700675 a->app_index = app->app_index;
Florin Corasc1a42652019-02-08 18:27:29 -0800676 if ((rv = vnet_connect_uri (a)))
677 clib_warning ("connect_uri returned: %d", rv);
Florin Coras6cf30ad2017-04-04 23:08:23 -0700678 }
679 else
680 {
681 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
682 }
Florin Corase04c2992017-03-01 08:17:34 -0800683
Florin Coras3cbc04b2017-10-02 00:18:51 -0700684 /*
685 * Don't reply to stream (tcp) connects. The reply will come once
686 * the connection is established. In case of the redirects, the reply
687 * will come from the server app.
688 */
Florin Coras8f89dd02018-03-05 16:53:07 -0800689 if (rv == 0)
Florin Corase04c2992017-03-01 08:17:34 -0800690 return;
691
Florin Coras6cf30ad2017-04-04 23:08:23 -0700692done:
Florin Coras64424012019-03-02 10:47:47 -0800693 REPLY_MACRO (VL_API_CONNECT_URI_REPLY);
Dave Barach68b0fb02017-02-28 15:15:56 -0500694}
695
696static void
697vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp)
698{
699 vl_api_disconnect_session_reply_t *rmp;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700700 vnet_disconnect_args_t _a, *a = &_a;
701 application_t *app;
702 int rv = 0;
Dave Barach68b0fb02017-02-28 15:15:56 -0500703
Florin Coras31c99552019-03-01 13:00:58 -0800704 if (session_main_is_enabled () == 0)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700705 {
706 rv = VNET_API_ERROR_FEATURE_DISABLED;
707 goto done;
708 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500709
Florin Coras6cf30ad2017-04-04 23:08:23 -0700710 app = application_lookup (mp->client_index);
711 if (app)
712 {
713 a->handle = mp->handle;
Florin Coras15531972018-08-12 23:50:53 -0700714 a->app_index = app->app_index;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700715 rv = vnet_disconnect_session (a);
716 }
717 else
718 {
719 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
720 }
721
722done:
Dave Wallacede5fec92017-11-11 22:41:34 -0500723 REPLY_MACRO2 (VL_API_DISCONNECT_SESSION_REPLY, rmp->handle = mp->handle);
Dave Barach68b0fb02017-02-28 15:15:56 -0500724}
725
726static void
727vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t *
728 mp)
729{
Florin Coras6cf30ad2017-04-04 23:08:23 -0700730 vnet_disconnect_args_t _a, *a = &_a;
731 application_t *app;
Dave Barach68b0fb02017-02-28 15:15:56 -0500732
733 /* Client objected to disconnecting the session, log and continue */
734 if (mp->retval)
735 {
736 clib_warning ("client retval %d", mp->retval);
737 return;
738 }
739
740 /* Disconnect has been confirmed. Confirm close to transport */
Florin Corasf8f516a2018-02-08 15:10:09 -0800741 app = application_lookup (mp->context);
Florin Coras6cf30ad2017-04-04 23:08:23 -0700742 if (app)
743 {
744 a->handle = mp->handle;
Florin Coras15531972018-08-12 23:50:53 -0700745 a->app_index = app->app_index;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700746 vnet_disconnect_session (a);
747 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500748}
749
750static void
Dave Barach68b0fb02017-02-28 15:15:56 -0500751vl_api_map_another_segment_reply_t_handler (vl_api_map_another_segment_reply_t
752 * mp)
753{
754 clib_warning ("not implemented");
755}
756
757static void
758vl_api_bind_sock_t_handler (vl_api_bind_sock_t * mp)
759{
Florin Corasc9940fc2019-02-05 20:55:11 -0800760 vnet_listen_args_t _a, *a = &_a;
Dave Barach68b0fb02017-02-28 15:15:56 -0500761 vl_api_bind_sock_reply_t *rmp;
Florin Coraseb2945c2017-11-22 10:39:09 -0800762 application_t *app = 0;
Florin Coras60116992018-08-27 09:52:18 -0700763 app_worker_t *app_wrk;
Florin Corasdcf55ce2017-11-16 15:32:50 -0800764 ip46_address_t *ip46;
Florin Corasc9940fc2019-02-05 20:55:11 -0800765 int rv = 0;
Dave Barach68b0fb02017-02-28 15:15:56 -0500766
Florin Coras31c99552019-03-01 13:00:58 -0800767 if (session_main_is_enabled () == 0)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700768 {
769 rv = VNET_API_ERROR_FEATURE_DISABLED;
770 goto done;
771 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500772
Florin Coras6cf30ad2017-04-04 23:08:23 -0700773 app = application_lookup (mp->client_index);
Florin Corasdcf55ce2017-11-16 15:32:50 -0800774 if (!app)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700775 {
Florin Corasdcf55ce2017-11-16 15:32:50 -0800776 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
777 goto done;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700778 }
Florin Corasdcf55ce2017-11-16 15:32:50 -0800779
780 ip46 = (ip46_address_t *) mp->ip;
Dave Barachb7b92992018-10-17 10:38:51 -0400781 clib_memset (a, 0, sizeof (*a));
Florin Corasdcf55ce2017-11-16 15:32:50 -0800782 a->sep.is_ip4 = mp->is_ip4;
783 a->sep.ip = *ip46;
784 a->sep.port = mp->port;
785 a->sep.fib_index = mp->vrf;
786 a->sep.sw_if_index = ENDPOINT_INVALID_INDEX;
787 a->sep.transport_proto = mp->proto;
Florin Coras15531972018-08-12 23:50:53 -0700788 a->app_index = app->app_index;
789 a->wrk_map_index = mp->wrk_index;
Florin Corasdcf55ce2017-11-16 15:32:50 -0800790
Florin Corasc1a42652019-02-08 18:27:29 -0800791 if ((rv = vnet_listen (a)))
792 clib_warning ("listen returned: %d", rv);
Florin Corasdcf55ce2017-11-16 15:32:50 -0800793
Florin Coras6cf30ad2017-04-04 23:08:23 -0700794done:
Florin Coras64424012019-03-02 10:47:47 -0800795 /* Actual reply sent only over mq */
796 REPLY_MACRO (VL_API_BIND_SOCK_REPLY);
Florin Coras60116992018-08-27 09:52:18 -0700797
Florin Coras64424012019-03-02 10:47:47 -0800798 if (app)
Florin Coras60116992018-08-27 09:52:18 -0700799 {
800 app_wrk = application_get_worker (app, mp->wrk_index);
801 mq_send_session_bound_cb (app_wrk->wrk_index, mp->context, a->handle,
802 rv);
803 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500804}
805
806static void
807vl_api_unbind_sock_t_handler (vl_api_unbind_sock_t * mp)
808{
809 vl_api_unbind_sock_reply_t *rmp;
Florin Corasc1a42652019-02-08 18:27:29 -0800810 vnet_unlisten_args_t _a, *a = &_a;
Florin Corasdfae9f92019-02-20 19:48:31 -0800811 app_worker_t *app_wrk;
812 application_t *app = 0;
Florin Corascea194d2017-10-02 00:18:51 -0700813 int rv = 0;
Dave Barach68b0fb02017-02-28 15:15:56 -0500814
Florin Coras31c99552019-03-01 13:00:58 -0800815 if (session_main_is_enabled () == 0)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700816 {
817 rv = VNET_API_ERROR_FEATURE_DISABLED;
818 goto done;
819 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500820
Florin Coras6cf30ad2017-04-04 23:08:23 -0700821 app = application_lookup (mp->client_index);
822 if (app)
823 {
Florin Coras15531972018-08-12 23:50:53 -0700824 a->app_index = app->app_index;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700825 a->handle = mp->handle;
Florin Corasab2f6db2018-08-31 14:31:41 -0700826 a->wrk_map_index = mp->wrk_index;
Florin Corasc1a42652019-02-08 18:27:29 -0800827 if ((rv = vnet_unlisten (a)))
828 clib_warning ("unlisten returned: %d", rv);
Florin Coras6cf30ad2017-04-04 23:08:23 -0700829 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500830
Florin Coras6cf30ad2017-04-04 23:08:23 -0700831done:
Dave Barach68b0fb02017-02-28 15:15:56 -0500832 REPLY_MACRO (VL_API_UNBIND_SOCK_REPLY);
Florin Corasdfae9f92019-02-20 19:48:31 -0800833
834 /*
835 * Send reply over msg queue
836 */
837 svm_msg_q_msg_t _msg, *msg = &_msg;
838 session_unlisten_reply_msg_t *ump;
839 svm_msg_q_t *app_mq;
840 session_event_t *evt;
841
842 if (!app)
843 return;
844
845 app_wrk = application_get_worker (app, a->wrk_map_index);
846 if (!app_wrk)
847 return;
848
849 app_mq = app_wrk->event_queue;
850 if (mq_try_lock_and_alloc_msg (app_mq, msg))
851 return;
852
853 evt = svm_msg_q_msg_data (app_mq, msg);
854 clib_memset (evt, 0, sizeof (*evt));
855 evt->event_type = SESSION_CTRL_EVT_UNLISTEN_REPLY;
856 ump = (session_unlisten_reply_msg_t *) evt->data;
857 ump->context = mp->context;
858 ump->handle = mp->handle;
859 ump->retval = rv;
860 svm_msg_q_add_and_unlock (app_mq, msg);
Dave Barach68b0fb02017-02-28 15:15:56 -0500861}
862
863static void
864vl_api_connect_sock_t_handler (vl_api_connect_sock_t * mp)
865{
Florin Coras64424012019-03-02 10:47:47 -0800866 vl_api_connect_sock_reply_t *rmp;
Dave Barach68b0fb02017-02-28 15:15:56 -0500867 vnet_connect_args_t _a, *a = &_a;
Florin Corasab2f6db2018-08-31 14:31:41 -0700868 application_t *app = 0;
Florin Corascea194d2017-10-02 00:18:51 -0700869 int rv = 0;
Dave Barach68b0fb02017-02-28 15:15:56 -0500870
Florin Coras31c99552019-03-01 13:00:58 -0800871 if (session_main_is_enabled () == 0)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700872 {
873 rv = VNET_API_ERROR_FEATURE_DISABLED;
874 goto done;
875 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500876
Florin Coras6cf30ad2017-04-04 23:08:23 -0700877 app = application_lookup (mp->client_index);
878 if (app)
879 {
Florin Corase86a8ed2018-01-05 03:20:25 -0800880 svm_queue_t *client_q;
Dave Wallace33e002b2017-09-06 01:20:02 -0400881 ip46_address_t *ip46 = (ip46_address_t *) mp->ip;
Dave Wallaceb2d5ff32017-06-14 12:38:28 -0400882
Dave Barachb7b92992018-10-17 10:38:51 -0400883 clib_memset (a, 0, sizeof (*a));
Dave Wallaceb2d5ff32017-06-14 12:38:28 -0400884 client_q = vl_api_client_index_to_input_queue (mp->client_index);
885 mp->client_queue_address = pointer_to_uword (client_q);
Florin Corascea194d2017-10-02 00:18:51 -0700886 a->sep.is_ip4 = mp->is_ip4;
887 a->sep.ip = *ip46;
888 a->sep.port = mp->port;
889 a->sep.transport_proto = mp->proto;
Florin Coras5665ced2018-10-25 18:03:45 -0700890 a->sep.peer.fib_index = mp->vrf;
891 a->sep.peer.sw_if_index = ENDPOINT_INVALID_INDEX;
Nathan Skrzypczak8ac1d6d2019-07-17 11:02:20 +0200892 a->sep_ext.parent_handle = mp->parent_handle;
Florin Coras8f89dd02018-03-05 16:53:07 -0800893 if (mp->hostname_len)
894 {
Florin Coras15531972018-08-12 23:50:53 -0700895 vec_validate (a->sep_ext.hostname, mp->hostname_len - 1);
Dave Barach178cf492018-11-13 16:34:13 -0500896 clib_memcpy_fast (a->sep_ext.hostname, mp->hostname,
897 mp->hostname_len);
Florin Coras8f89dd02018-03-05 16:53:07 -0800898 }
Florin Coras6cf30ad2017-04-04 23:08:23 -0700899 a->api_context = mp->context;
Florin Coras15531972018-08-12 23:50:53 -0700900 a->app_index = app->app_index;
901 a->wrk_map_index = mp->wrk_index;
Florin Corasc1a42652019-02-08 18:27:29 -0800902 if ((rv = vnet_connect (a)))
Nathan Skrzypczakba65ca42019-05-16 16:35:40 +0200903 clib_warning ("connect returned: %U", format_vnet_api_errno, rv);
Florin Coras15531972018-08-12 23:50:53 -0700904 vec_free (a->sep_ext.hostname);
Florin Coras6cf30ad2017-04-04 23:08:23 -0700905 }
906 else
907 {
908 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
909 }
Florin Corase04c2992017-03-01 08:17:34 -0800910
Florin Coras8f89dd02018-03-05 16:53:07 -0800911 if (rv == 0)
Florin Corase04c2992017-03-01 08:17:34 -0800912 return;
913
914 /* Got some error, relay it */
915
Florin Coras6cf30ad2017-04-04 23:08:23 -0700916done:
Florin Coras64424012019-03-02 10:47:47 -0800917 REPLY_MACRO (VL_API_CONNECT_SOCK_REPLY);
Florin Corasab2f6db2018-08-31 14:31:41 -0700918
Florin Coras64424012019-03-02 10:47:47 -0800919 if (app)
Florin Corasab2f6db2018-08-31 14:31:41 -0700920 {
921 app_worker_t *app_wrk = application_get_worker (app, mp->wrk_index);
922 mq_send_session_connected_cb (app_wrk->wrk_index, mp->context, 0, 1);
923 }
Dave Barach68b0fb02017-02-28 15:15:56 -0500924}
925
Florin Corascea194d2017-10-02 00:18:51 -0700926static void
Florin Coras15531972018-08-12 23:50:53 -0700927vl_api_app_worker_add_del_t_handler (vl_api_app_worker_add_del_t * mp)
928{
929 int rv = 0, fds[SESSION_N_FD_TYPE], n_fds = 0;
930 vl_api_app_worker_add_del_reply_t *rmp;
931 vl_api_registration_t *reg;
Florin Coras15531972018-08-12 23:50:53 -0700932 application_t *app;
933 u8 fd_flags = 0;
934
Florin Coras31c99552019-03-01 13:00:58 -0800935 if (!session_main_is_enabled ())
Florin Coras15531972018-08-12 23:50:53 -0700936 {
937 rv = VNET_API_ERROR_FEATURE_DISABLED;
938 goto done;
939 }
940
941 reg = vl_api_client_index_to_registration (mp->client_index);
942 if (!reg)
943 return;
944
Florin Corasc1f5a432018-11-20 11:31:26 -0800945 app = application_get_if_valid (clib_net_to_host_u32 (mp->app_index));
Florin Coras15531972018-08-12 23:50:53 -0700946 if (!app)
947 {
948 rv = VNET_API_ERROR_INVALID_VALUE;
949 goto done;
950 }
951
952 vnet_app_worker_add_del_args_t args = {
953 .app_index = app->app_index,
Florin Coras349f8ca2018-11-20 16:52:49 -0800954 .wrk_map_index = clib_net_to_host_u32 (mp->wrk_index),
Florin Corasc1f5a432018-11-20 11:31:26 -0800955 .api_client_index = mp->client_index,
Florin Coras15531972018-08-12 23:50:53 -0700956 .is_add = mp->is_add
957 };
Florin Corasc1a42652019-02-08 18:27:29 -0800958 rv = vnet_app_worker_add_del (&args);
959 if (rv)
Florin Coras15531972018-08-12 23:50:53 -0700960 {
Florin Corasc1a42652019-02-08 18:27:29 -0800961 clib_warning ("app worker add/del returned: %d", rv);
Florin Coras15531972018-08-12 23:50:53 -0700962 goto done;
963 }
964
Florin Coras14598772018-09-04 19:47:52 -0700965 if (!mp->is_add)
966 goto done;
Florin Corasc3638fe2018-08-24 13:58:49 -0700967
Florin Coras15531972018-08-12 23:50:53 -0700968 /* Send fifo segment fd if needed */
969 if (ssvm_type (args.segment) == SSVM_SEGMENT_MEMFD)
970 {
971 fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
972 fds[n_fds] = args.segment->fd;
973 n_fds += 1;
974 }
975 if (application_segment_manager_properties (app)->use_mq_eventfd)
976 {
977 fd_flags |= SESSION_FD_F_MQ_EVENTFD;
978 fds[n_fds] = svm_msg_q_get_producer_eventfd (args.evt_q);
979 n_fds += 1;
980 }
981
982 /* *INDENT-OFF* */
983done:
984 REPLY_MACRO2 (VL_API_APP_WORKER_ADD_DEL_REPLY, ({
985 rmp->is_add = mp->is_add;
Florin Coras349f8ca2018-11-20 16:52:49 -0800986 rmp->wrk_index = clib_host_to_net_u32 (args.wrk_map_index);
Florin Corasfa76a762018-11-29 12:40:10 -0800987 rmp->segment_handle = clib_host_to_net_u64 (args.segment_handle);
Florin Coras14598772018-09-04 19:47:52 -0700988 if (!rv && mp->is_add)
Florin Coras15531972018-08-12 23:50:53 -0700989 {
Florin Coras15531972018-08-12 23:50:53 -0700990 if (vec_len (args.segment->name))
991 {
992 memcpy (rmp->segment_name, args.segment->name,
993 vec_len (args.segment->name));
994 rmp->segment_name_length = vec_len (args.segment->name);
995 }
996 rmp->app_event_queue_address = pointer_to_uword (args.evt_q);
997 rmp->n_fds = n_fds;
998 rmp->fd_flags = fd_flags;
999 }
1000 }));
1001 /* *INDENT-ON* */
1002
1003 if (n_fds)
1004 session_send_fds (reg, fds, n_fds);
1005}
1006
1007static void
Florin Corascea194d2017-10-02 00:18:51 -07001008vl_api_app_namespace_add_del_t_handler (vl_api_app_namespace_add_del_t * mp)
1009{
1010 vl_api_app_namespace_add_del_reply_t *rmp;
Florin Coras6e8c6672017-11-10 09:03:54 -08001011 u32 appns_index = 0;
1012 u8 *ns_id = 0;
Florin Corascea194d2017-10-02 00:18:51 -07001013 int rv = 0;
Florin Coras31c99552019-03-01 13:00:58 -08001014 if (!session_main_is_enabled ())
Florin Corascea194d2017-10-02 00:18:51 -07001015 {
1016 rv = VNET_API_ERROR_FEATURE_DISABLED;
1017 goto done;
1018 }
1019
1020 if (mp->namespace_id_len > ARRAY_LEN (mp->namespace_id))
1021 {
1022 rv = VNET_API_ERROR_INVALID_VALUE;
1023 goto done;
1024 }
1025
1026 vec_validate (ns_id, mp->namespace_id_len - 1);
Dave Barach178cf492018-11-13 16:34:13 -05001027 clib_memcpy_fast (ns_id, mp->namespace_id, mp->namespace_id_len);
Florin Corascea194d2017-10-02 00:18:51 -07001028 vnet_app_namespace_add_del_args_t args = {
1029 .ns_id = ns_id,
Florin Coras9a9adb22017-10-26 08:16:59 -07001030 .secret = clib_net_to_host_u64 (mp->secret),
Florin Corascea194d2017-10-02 00:18:51 -07001031 .sw_if_index = clib_net_to_host_u32 (mp->sw_if_index),
1032 .ip4_fib_id = clib_net_to_host_u32 (mp->ip4_fib_id),
1033 .ip6_fib_id = clib_net_to_host_u32 (mp->ip6_fib_id),
1034 .is_add = 1
1035 };
Florin Corasc1a42652019-02-08 18:27:29 -08001036 rv = vnet_app_namespace_add_del (&args);
1037 if (!rv)
Florin Coras6e8c6672017-11-10 09:03:54 -08001038 {
1039 appns_index = app_namespace_index_from_id (ns_id);
1040 if (appns_index == APP_NAMESPACE_INVALID_INDEX)
1041 {
1042 clib_warning ("app ns lookup failed");
1043 rv = VNET_API_ERROR_UNSPECIFIED;
1044 }
1045 }
Florin Corascea194d2017-10-02 00:18:51 -07001046 vec_free (ns_id);
Florin Coras6e8c6672017-11-10 09:03:54 -08001047
1048 /* *INDENT-OFF* */
Florin Corascea194d2017-10-02 00:18:51 -07001049done:
Florin Coras6e8c6672017-11-10 09:03:54 -08001050 REPLY_MACRO2 (VL_API_APP_NAMESPACE_ADD_DEL_REPLY, ({
1051 if (!rv)
1052 rmp->appns_index = clib_host_to_net_u32 (appns_index);
1053 }));
1054 /* *INDENT-ON* */
Florin Corascea194d2017-10-02 00:18:51 -07001055}
1056
Florin Coras1c710452017-10-17 00:03:13 -07001057static void
1058vl_api_session_rule_add_del_t_handler (vl_api_session_rule_add_del_t * mp)
1059{
1060 vl_api_session_rule_add_del_reply_t *rmp;
1061 session_rule_add_del_args_t args;
1062 session_rule_table_add_del_args_t *table_args = &args.table_args;
Florin Coras1c710452017-10-17 00:03:13 -07001063 u8 fib_proto;
1064 int rv = 0;
1065
Dave Barachb7b92992018-10-17 10:38:51 -04001066 clib_memset (&args, 0, sizeof (args));
Florin Coras1c710452017-10-17 00:03:13 -07001067 fib_proto = mp->is_ip4 ? FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6;
1068
1069 table_args->lcl.fp_len = mp->lcl_plen;
1070 table_args->lcl.fp_proto = fib_proto;
1071 table_args->rmt.fp_len = mp->rmt_plen;
1072 table_args->rmt.fp_proto = fib_proto;
Milan Lenco8b9a5d12017-11-24 17:12:33 +01001073 table_args->lcl_port = mp->lcl_port;
1074 table_args->rmt_port = mp->rmt_port;
Florin Coras1c710452017-10-17 00:03:13 -07001075 table_args->action_index = clib_net_to_host_u32 (mp->action_index);
1076 table_args->is_add = mp->is_add;
Florin Corasc97a7392017-11-05 23:07:07 -08001077 mp->tag[sizeof (mp->tag) - 1] = 0;
1078 table_args->tag = format (0, "%s", mp->tag);
Florin Coras1c710452017-10-17 00:03:13 -07001079 args.appns_index = clib_net_to_host_u32 (mp->appns_index);
1080 args.scope = mp->scope;
Florin Coras42324ad2017-11-18 18:45:20 -08001081 args.transport_proto = mp->transport_proto;
Florin Coras1c710452017-10-17 00:03:13 -07001082
Dave Barachb7b92992018-10-17 10:38:51 -04001083 clib_memset (&table_args->lcl.fp_addr, 0, sizeof (table_args->lcl.fp_addr));
1084 clib_memset (&table_args->rmt.fp_addr, 0, sizeof (table_args->rmt.fp_addr));
Florin Coras1c710452017-10-17 00:03:13 -07001085 ip_set (&table_args->lcl.fp_addr, mp->lcl_ip, mp->is_ip4);
1086 ip_set (&table_args->rmt.fp_addr, mp->rmt_ip, mp->is_ip4);
Florin Corasc1a42652019-02-08 18:27:29 -08001087 rv = vnet_session_rule_add_del (&args);
1088 if (rv)
1089 clib_warning ("rule add del returned: %d", rv);
Florin Corasc97a7392017-11-05 23:07:07 -08001090 vec_free (table_args->tag);
Florin Coras1c710452017-10-17 00:03:13 -07001091 REPLY_MACRO (VL_API_SESSION_RULE_ADD_DEL_REPLY);
1092}
1093
Florin Coras6c36f532017-11-03 18:32:34 -07001094static void
1095send_session_rule_details4 (mma_rule_16_t * rule, u8 is_local,
Florin Corasc97a7392017-11-05 23:07:07 -08001096 u8 transport_proto, u32 appns_index, u8 * tag,
Florin Coras6c4dae22018-01-09 06:39:23 -08001097 vl_api_registration_t * reg, u32 context)
Florin Coras6c36f532017-11-03 18:32:34 -07001098{
1099 vl_api_session_rules_details_t *rmp = 0;
1100 session_mask_or_match_4_t *match =
1101 (session_mask_or_match_4_t *) & rule->match;
1102 session_mask_or_match_4_t *mask =
1103 (session_mask_or_match_4_t *) & rule->mask;
1104
1105 rmp = vl_msg_api_alloc (sizeof (*rmp));
Dave Barachb7b92992018-10-17 10:38:51 -04001106 clib_memset (rmp, 0, sizeof (*rmp));
Florin Coras6c36f532017-11-03 18:32:34 -07001107 rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
1108 rmp->context = context;
1109
1110 rmp->is_ip4 = 1;
Dave Barach178cf492018-11-13 16:34:13 -05001111 clib_memcpy_fast (rmp->lcl_ip, &match->lcl_ip, sizeof (match->lcl_ip));
1112 clib_memcpy_fast (rmp->rmt_ip, &match->rmt_ip, sizeof (match->rmt_ip));
Florin Coras6c36f532017-11-03 18:32:34 -07001113 rmp->lcl_plen = ip4_mask_to_preflen (&mask->lcl_ip);
1114 rmp->rmt_plen = ip4_mask_to_preflen (&mask->rmt_ip);
Milan Lenco8b9a5d12017-11-24 17:12:33 +01001115 rmp->lcl_port = match->lcl_port;
1116 rmp->rmt_port = match->rmt_port;
Florin Coras6c36f532017-11-03 18:32:34 -07001117 rmp->action_index = clib_host_to_net_u32 (rule->action_index);
1118 rmp->scope =
1119 is_local ? SESSION_RULE_SCOPE_LOCAL : SESSION_RULE_SCOPE_GLOBAL;
1120 rmp->transport_proto = transport_proto;
1121 rmp->appns_index = clib_host_to_net_u32 (appns_index);
Florin Corasc97a7392017-11-05 23:07:07 -08001122 if (tag)
1123 {
Dave Barach178cf492018-11-13 16:34:13 -05001124 clib_memcpy_fast (rmp->tag, tag, vec_len (tag));
Florin Corasc97a7392017-11-05 23:07:07 -08001125 rmp->tag[vec_len (tag)] = 0;
1126 }
Florin Coras6c36f532017-11-03 18:32:34 -07001127
Florin Coras6c4dae22018-01-09 06:39:23 -08001128 vl_api_send_msg (reg, (u8 *) rmp);
Florin Coras6c36f532017-11-03 18:32:34 -07001129}
1130
1131static void
Florin Corasc97a7392017-11-05 23:07:07 -08001132send_session_rule_details6 (mma_rule_40_t * rule, u8 is_local,
1133 u8 transport_proto, u32 appns_index, u8 * tag,
Florin Coras6c4dae22018-01-09 06:39:23 -08001134 vl_api_registration_t * reg, u32 context)
Florin Coras6c36f532017-11-03 18:32:34 -07001135{
1136 vl_api_session_rules_details_t *rmp = 0;
1137 session_mask_or_match_6_t *match =
1138 (session_mask_or_match_6_t *) & rule->match;
1139 session_mask_or_match_6_t *mask =
1140 (session_mask_or_match_6_t *) & rule->mask;
1141
1142 rmp = vl_msg_api_alloc (sizeof (*rmp));
Dave Barachb7b92992018-10-17 10:38:51 -04001143 clib_memset (rmp, 0, sizeof (*rmp));
Florin Coras6c36f532017-11-03 18:32:34 -07001144 rmp->_vl_msg_id = ntohs (VL_API_SESSION_RULES_DETAILS);
1145 rmp->context = context;
1146
1147 rmp->is_ip4 = 0;
Dave Barach178cf492018-11-13 16:34:13 -05001148 clib_memcpy_fast (rmp->lcl_ip, &match->lcl_ip, sizeof (match->lcl_ip));
1149 clib_memcpy_fast (rmp->rmt_ip, &match->rmt_ip, sizeof (match->rmt_ip));
Florin Coras6c36f532017-11-03 18:32:34 -07001150 rmp->lcl_plen = ip6_mask_to_preflen (&mask->lcl_ip);
1151 rmp->rmt_plen = ip6_mask_to_preflen (&mask->rmt_ip);
Milan Lenco8b9a5d12017-11-24 17:12:33 +01001152 rmp->lcl_port = match->lcl_port;
1153 rmp->rmt_port = match->rmt_port;
Florin Coras6c36f532017-11-03 18:32:34 -07001154 rmp->action_index = clib_host_to_net_u32 (rule->action_index);
Florin Corasc97a7392017-11-05 23:07:07 -08001155 rmp->scope =
1156 is_local ? SESSION_RULE_SCOPE_LOCAL : SESSION_RULE_SCOPE_GLOBAL;
Florin Coras6c36f532017-11-03 18:32:34 -07001157 rmp->transport_proto = transport_proto;
1158 rmp->appns_index = clib_host_to_net_u32 (appns_index);
Florin Corasc97a7392017-11-05 23:07:07 -08001159 if (tag)
1160 {
Dave Barach178cf492018-11-13 16:34:13 -05001161 clib_memcpy_fast (rmp->tag, tag, vec_len (tag));
Florin Corasc97a7392017-11-05 23:07:07 -08001162 rmp->tag[vec_len (tag)] = 0;
1163 }
Florin Coras6c36f532017-11-03 18:32:34 -07001164
Florin Coras6c4dae22018-01-09 06:39:23 -08001165 vl_api_send_msg (reg, (u8 *) rmp);
Florin Coras6c36f532017-11-03 18:32:34 -07001166}
1167
1168static void
1169send_session_rules_table_details (session_rules_table_t * srt, u8 fib_proto,
Florin Corasc97a7392017-11-05 23:07:07 -08001170 u8 tp, u8 is_local, u32 appns_index,
Florin Coras6c4dae22018-01-09 06:39:23 -08001171 vl_api_registration_t * reg, u32 context)
Florin Coras6c36f532017-11-03 18:32:34 -07001172{
1173 mma_rule_16_t *rule16;
1174 mma_rule_40_t *rule40;
1175 mma_rules_table_16_t *srt16;
1176 mma_rules_table_40_t *srt40;
Florin Corasc97a7392017-11-05 23:07:07 -08001177 u32 ri;
Florin Coras6c36f532017-11-03 18:32:34 -07001178
Florin Corasc97a7392017-11-05 23:07:07 -08001179 if (is_local || fib_proto == FIB_PROTOCOL_IP4)
Florin Coras6c36f532017-11-03 18:32:34 -07001180 {
Florin Corasc97a7392017-11-05 23:07:07 -08001181 u8 *tag = 0;
1182 /* *INDENT-OFF* */
1183 srt16 = &srt->session_rules_tables_16;
1184 pool_foreach (rule16, srt16->rules, ({
1185 ri = mma_rules_table_rule_index_16 (srt16, rule16);
1186 tag = session_rules_table_rule_tag (srt, ri, 1);
1187 send_session_rule_details4 (rule16, is_local, tp, appns_index, tag,
Florin Coras6c4dae22018-01-09 06:39:23 -08001188 reg, context);
Florin Corasc97a7392017-11-05 23:07:07 -08001189 }));
1190 /* *INDENT-ON* */
1191 }
1192 if (is_local || fib_proto == FIB_PROTOCOL_IP6)
1193 {
1194 u8 *tag = 0;
1195 /* *INDENT-OFF* */
1196 srt40 = &srt->session_rules_tables_40;
1197 pool_foreach (rule40, srt40->rules, ({
1198 ri = mma_rules_table_rule_index_40 (srt40, rule40);
1199 tag = session_rules_table_rule_tag (srt, ri, 1);
1200 send_session_rule_details6 (rule40, is_local, tp, appns_index, tag,
Florin Coras6c4dae22018-01-09 06:39:23 -08001201 reg, context);
Florin Corasc97a7392017-11-05 23:07:07 -08001202 }));
1203 /* *INDENT-ON* */
Florin Coras6c36f532017-11-03 18:32:34 -07001204 }
1205}
1206
1207static void
1208vl_api_session_rules_dump_t_handler (vl_api_one_map_server_dump_t * mp)
1209{
Florin Coras6c4dae22018-01-09 06:39:23 -08001210 vl_api_registration_t *reg;
Florin Coras6c36f532017-11-03 18:32:34 -07001211 session_table_t *st;
Florin Corasc97a7392017-11-05 23:07:07 -08001212 u8 tp;
Florin Coras6c36f532017-11-03 18:32:34 -07001213
Florin Coras6c4dae22018-01-09 06:39:23 -08001214 reg = vl_api_client_index_to_registration (mp->client_index);
1215 if (!reg)
Florin Coras6c36f532017-11-03 18:32:34 -07001216 return;
1217
1218 /* *INDENT-OFF* */
1219 session_table_foreach (st, ({
Florin Corasc97a7392017-11-05 23:07:07 -08001220 for (tp = 0; tp < TRANSPORT_N_PROTO; tp++)
1221 {
1222 send_session_rules_table_details (&st->session_rules[tp],
1223 st->active_fib_proto, tp,
Florin Coras6c4dae22018-01-09 06:39:23 -08001224 st->is_local, st->appns_index, reg,
Florin Corasc97a7392017-11-05 23:07:07 -08001225 mp->context);
1226 }
Florin Coras6c36f532017-11-03 18:32:34 -07001227 }));
1228 /* *INDENT-ON* */
1229}
1230
Florin Coras371ca502018-02-21 12:07:41 -08001231static void
1232vl_api_application_tls_cert_add_t_handler (vl_api_application_tls_cert_add_t *
1233 mp)
1234{
1235 vl_api_app_namespace_add_del_reply_t *rmp;
1236 vnet_app_add_tls_cert_args_t _a, *a = &_a;
1237 clib_error_t *error;
Florin Corase3e2f072018-03-04 07:24:30 -08001238 application_t *app;
Florin Coras371ca502018-02-21 12:07:41 -08001239 u32 cert_len;
1240 int rv = 0;
Florin Coras31c99552019-03-01 13:00:58 -08001241 if (!session_main_is_enabled ())
Florin Coras371ca502018-02-21 12:07:41 -08001242 {
1243 rv = VNET_API_ERROR_FEATURE_DISABLED;
1244 goto done;
1245 }
Florin Corase3e2f072018-03-04 07:24:30 -08001246 if (!(app = application_lookup (mp->client_index)))
1247 {
1248 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
1249 goto done;
1250 }
Dave Barachb7b92992018-10-17 10:38:51 -04001251 clib_memset (a, 0, sizeof (*a));
Florin Coras15531972018-08-12 23:50:53 -07001252 a->app_index = app->app_index;
Florin Coras371ca502018-02-21 12:07:41 -08001253 cert_len = clib_net_to_host_u16 (mp->cert_len);
Florin Coras5090c572018-03-18 08:22:17 -07001254 if (cert_len > 10000)
1255 {
1256 rv = VNET_API_ERROR_INVALID_VALUE;
1257 goto done;
1258 }
Florin Coras371ca502018-02-21 12:07:41 -08001259 vec_validate (a->cert, cert_len);
Dave Barach178cf492018-11-13 16:34:13 -05001260 clib_memcpy_fast (a->cert, mp->cert, cert_len);
Florin Coras371ca502018-02-21 12:07:41 -08001261 if ((error = vnet_app_add_tls_cert (a)))
1262 {
1263 rv = clib_error_get_code (error);
1264 clib_error_report (error);
1265 }
1266 vec_free (a->cert);
1267done:
1268 REPLY_MACRO (VL_API_APPLICATION_TLS_CERT_ADD_REPLY);
1269}
1270
1271static void
1272vl_api_application_tls_key_add_t_handler (vl_api_application_tls_key_add_t *
1273 mp)
1274{
1275 vl_api_app_namespace_add_del_reply_t *rmp;
1276 vnet_app_add_tls_key_args_t _a, *a = &_a;
1277 clib_error_t *error;
Florin Corase3e2f072018-03-04 07:24:30 -08001278 application_t *app;
Florin Coras371ca502018-02-21 12:07:41 -08001279 u32 key_len;
1280 int rv = 0;
Florin Coras31c99552019-03-01 13:00:58 -08001281 if (!session_main_is_enabled ())
Florin Coras371ca502018-02-21 12:07:41 -08001282 {
1283 rv = VNET_API_ERROR_FEATURE_DISABLED;
1284 goto done;
1285 }
Florin Corase3e2f072018-03-04 07:24:30 -08001286 if (!(app = application_lookup (mp->client_index)))
1287 {
1288 rv = VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
1289 goto done;
1290 }
Dave Barachb7b92992018-10-17 10:38:51 -04001291 clib_memset (a, 0, sizeof (*a));
Florin Coras15531972018-08-12 23:50:53 -07001292 a->app_index = app->app_index;
Florin Coras371ca502018-02-21 12:07:41 -08001293 key_len = clib_net_to_host_u16 (mp->key_len);
Florin Coras5090c572018-03-18 08:22:17 -07001294 if (key_len > 10000)
1295 {
1296 rv = VNET_API_ERROR_INVALID_VALUE;
1297 goto done;
1298 }
Florin Coras371ca502018-02-21 12:07:41 -08001299 vec_validate (a->key, key_len);
Dave Barach178cf492018-11-13 16:34:13 -05001300 clib_memcpy_fast (a->key, mp->key, key_len);
Florin Coras371ca502018-02-21 12:07:41 -08001301 if ((error = vnet_app_add_tls_key (a)))
1302 {
1303 rv = clib_error_get_code (error);
1304 clib_error_report (error);
1305 }
1306 vec_free (a->key);
1307done:
1308 REPLY_MACRO (VL_API_APPLICATION_TLS_KEY_ADD_REPLY);
1309}
1310
Florin Coras6cf30ad2017-04-04 23:08:23 -07001311static clib_error_t *
1312application_reaper_cb (u32 client_index)
Dave Barach68b0fb02017-02-28 15:15:56 -05001313{
Florin Coras6cf30ad2017-04-04 23:08:23 -07001314 application_t *app = application_lookup (client_index);
1315 vnet_app_detach_args_t _a, *a = &_a;
1316 if (app)
1317 {
Florin Coras15531972018-08-12 23:50:53 -07001318 a->app_index = app->app_index;
Florin Coras053a0e42018-11-13 15:52:38 -08001319 a->api_client_index = client_index;
Florin Coras6cf30ad2017-04-04 23:08:23 -07001320 vnet_application_detach (a);
1321 }
1322 return 0;
Dave Barach68b0fb02017-02-28 15:15:56 -05001323}
1324
Florin Coras6cf30ad2017-04-04 23:08:23 -07001325VL_MSG_API_REAPER_FUNCTION (application_reaper_cb);
Dave Barach68b0fb02017-02-28 15:15:56 -05001326
1327#define vl_msg_name_crc_list
1328#include <vnet/vnet_all_api_h.h>
1329#undef vl_msg_name_crc_list
1330
1331static void
1332setup_message_id_table (api_main_t * am)
1333{
1334#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
1335 foreach_vl_msg_name_crc_session;
1336#undef _
1337}
1338
1339/*
1340 * session_api_hookup
1341 * Add uri's API message handlers to the table.
Jim Thompsonf324dec2019-04-08 03:22:21 -05001342 * vlib has already mapped shared memory and
Dave Barach68b0fb02017-02-28 15:15:56 -05001343 * added the client registration handlers.
1344 * See .../open-repo/vlib/memclnt_vlib.c:memclnt_process()
1345 */
1346static clib_error_t *
1347session_api_hookup (vlib_main_t * vm)
1348{
1349 api_main_t *am = &api_main;
1350
1351#define _(N,n) \
1352 vl_msg_api_set_handlers(VL_API_##N, #n, \
1353 vl_api_##n##_t_handler, \
1354 vl_noop_handler, \
1355 vl_api_##n##_t_endian, \
1356 vl_api_##n##_t_print, \
1357 sizeof(vl_api_##n##_t), 1);
1358 foreach_session_api_msg;
1359#undef _
1360
1361 /*
1362 * Messages which bounce off the data-plane to
1363 * an API client. Simply tells the message handling infra not
1364 * to free the message.
1365 *
1366 * Bounced message handlers MUST NOT block the data plane
1367 */
1368 am->message_bounce[VL_API_CONNECT_URI] = 1;
1369 am->message_bounce[VL_API_CONNECT_SOCK] = 1;
1370
1371 /*
1372 * Set up the (msg_name, crc, message-id) table
1373 */
1374 setup_message_id_table (am);
1375
1376 return 0;
1377}
1378
1379VLIB_API_INIT_FUNCTION (session_api_hookup);
Florin Coras6cf30ad2017-04-04 23:08:23 -07001380
Dave Barach68b0fb02017-02-28 15:15:56 -05001381/*
1382 * fd.io coding-style-patch-verification: ON
1383 *
1384 * Local Variables:
1385 * eval: (c-set-style "gnu")
1386 * End:
1387 */