blob: 371fcfc9271abac411911affce83d6bf9639e097 [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>
Jakub Grajciarb4e5e502020-01-31 09:35:29 +010024#include <vnet/ip/ip_types_api.h>
25
Filip Tehlar0046e972021-06-26 22:12:08 +000026#include <vnet/format_fns.h>
27#include <vnet/session/session.api_enum.h>
28#include <vnet/session/session.api_types.h>
Dave Barach68b0fb02017-02-28 15:15:56 -050029
Filip Tehlar0046e972021-06-26 22:12:08 +000030#define REPLY_MSG_ID_BASE session_main.msg_id_base
Dave Barach68b0fb02017-02-28 15:15:56 -050031#include <vlibapi/api_helper_macros.h>
32
Jakub Grajciarb4e5e502020-01-31 09:35:29 +010033static transport_proto_t
34api_session_transport_proto_decode (const vl_api_transport_proto_t * api_tp)
35{
36 switch (*api_tp)
37 {
38 case TRANSPORT_PROTO_API_TCP:
39 return TRANSPORT_PROTO_TCP;
40 case TRANSPORT_PROTO_API_UDP:
41 return TRANSPORT_PROTO_UDP;
Jakub Grajciarb4e5e502020-01-31 09:35:29 +010042 case TRANSPORT_PROTO_API_TLS:
43 return TRANSPORT_PROTO_TLS;
Jakub Grajciarb4e5e502020-01-31 09:35:29 +010044 case TRANSPORT_PROTO_API_QUIC:
45 return TRANSPORT_PROTO_QUIC;
46 default:
47 return TRANSPORT_PROTO_NONE;
48 }
49}
50
51static vl_api_transport_proto_t
52api_session_transport_proto_encode (const transport_proto_t tp)
53{
54 switch (tp)
55 {
56 case TRANSPORT_PROTO_TCP:
57 return TRANSPORT_PROTO_API_TCP;
58 case TRANSPORT_PROTO_UDP:
59 return TRANSPORT_PROTO_API_UDP;
Jakub Grajciarb4e5e502020-01-31 09:35:29 +010060 case TRANSPORT_PROTO_TLS:
61 return TRANSPORT_PROTO_API_TLS;
Jakub Grajciarb4e5e502020-01-31 09:35:29 +010062 case TRANSPORT_PROTO_QUIC:
63 return TRANSPORT_PROTO_API_QUIC;
64 default:
65 return TRANSPORT_PROTO_API_NONE;
66 }
67}
68
Dave Barach68b0fb02017-02-28 15:15:56 -050069static int
Florin Coras99368312018-08-02 10:45:44 -070070session_send_fds (vl_api_registration_t * reg, int fds[], int n_fds)
Florin Corasb384b542018-01-15 01:08:33 -080071{
72 clib_error_t *error;
73 if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
Florin Coras00e01d32019-10-21 16:07:46 -070074 return SESSION_E_BAPI_NO_FD;
Florin Coras99368312018-08-02 10:45:44 -070075 error = vl_api_send_fd_msg (reg, fds, n_fds);
Florin Corasb384b542018-01-15 01:08:33 -080076 if (error)
77 {
78 clib_error_report (error);
Florin Coras00e01d32019-10-21 16:07:46 -070079 return SESSION_E_BAPI_SEND_FD;
Florin Corasb384b542018-01-15 01:08:33 -080080 }
81 return 0;
82}
83
Florin Coras99368312018-08-02 10:45:44 -070084static int
Florin Coras83ea6692018-10-12 16:55:14 -070085mq_try_lock_and_alloc_msg (svm_msg_q_t * app_mq, svm_msg_q_msg_t * msg)
86{
87 int rv;
88 u8 try = 0;
89 while (try < 100)
90 {
91 rv = svm_msg_q_lock_and_alloc_msg_w_ring (app_mq,
92 SESSION_MQ_CTRL_EVT_RING,
93 SVM_Q_NOWAIT, msg);
94 if (!rv)
95 return 0;
liuyacan9609e262021-07-24 14:30:51 +080096 /*
97 * Break the loop if mq is full, usually this is because the
98 * app has crashed or is hanging on somewhere.
99 */
100 if (rv != -1)
101 break;
Florin Coras83ea6692018-10-12 16:55:14 -0700102 try++;
Florin Corase2ea1932018-12-17 23:08:14 -0800103 usleep (1);
Florin Coras83ea6692018-10-12 16:55:14 -0700104 }
Florin Corasdc2e2512018-12-03 17:47:26 -0800105 clib_warning ("failed to alloc msg");
Florin Coras83ea6692018-10-12 16:55:14 -0700106 return -1;
107}
108
109static int
Florin Coras288eaab2019-02-03 15:26:14 -0800110mq_send_session_accepted_cb (session_t * s)
Florin Coras52207f12018-07-12 14:48:06 -0700111{
Florin Coras15531972018-08-12 23:50:53 -0700112 app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
Florin Coras52207f12018-07-12 14:48:06 -0700113 svm_msg_q_msg_t _msg, *msg = &_msg;
Florin Coras09bf91a2021-02-23 08:44:13 -0800114 session_accepted_msg_t m = { 0 };
Florin Corasb4624182020-12-11 13:58:12 -0800115 svm_msg_q_t *app_mq;
116 fifo_segment_t *eq_seg;
Florin Coras288eaab2019-02-03 15:26:14 -0800117 session_t *listener;
Florin Coras52207f12018-07-12 14:48:06 -0700118 session_event_t *evt;
Florin Coras15531972018-08-12 23:50:53 -0700119 application_t *app;
Florin Coras52207f12018-07-12 14:48:06 -0700120
Florin Coras15531972018-08-12 23:50:53 -0700121 app = application_get (app_wrk->app_index);
Florin Coras52207f12018-07-12 14:48:06 -0700122
Florin Coras09bf91a2021-02-23 08:44:13 -0800123 m.context = app->app_index;
124 m.server_rx_fifo = fifo_segment_fifo_offset (s->rx_fifo);
125 m.server_tx_fifo = fifo_segment_fifo_offset (s->tx_fifo);
126 m.segment_handle = session_segment_handle (s);
127 m.flags = s->flags;
Florin Coras52207f12018-07-12 14:48:06 -0700128
Florin Coras41d5f542021-01-15 13:49:33 -0800129 eq_seg = application_get_rx_mqs_segment (app);
Florin Corasb4624182020-12-11 13:58:12 -0800130
Florin Coras52207f12018-07-12 14:48:06 -0700131 if (session_has_transport (s))
132 {
Nathan Skrzypczak2f0f96b2019-06-13 10:14:28 +0200133 listener = listen_session_get_from_handle (s->listener_handle);
Florin Coras09bf91a2021-02-23 08:44:13 -0800134 m.listener_handle = app_listen_session_handle (listener);
Florin Coras52207f12018-07-12 14:48:06 -0700135 if (application_is_proxy (app))
136 {
137 listener =
Florin Coras15531972018-08-12 23:50:53 -0700138 app_worker_first_listener (app_wrk, session_get_fib_proto (s),
139 session_get_transport_proto (s));
Florin Coras52207f12018-07-12 14:48:06 -0700140 if (listener)
Florin Coras09bf91a2021-02-23 08:44:13 -0800141 m.listener_handle = listen_session_get_handle (listener);
Florin Coras52207f12018-07-12 14:48:06 -0700142 }
Florin Coras09bf91a2021-02-23 08:44:13 -0800143 m.vpp_event_queue_address =
Florin Corasb4624182020-12-11 13:58:12 -0800144 fifo_segment_msg_q_offset (eq_seg, s->thread_index);
Florin Coras09bf91a2021-02-23 08:44:13 -0800145 m.mq_index = s->thread_index;
146 m.handle = session_handle (s);
Aloys Augustincdb71702019-04-08 17:54:39 +0200147
Florin Coras09bf91a2021-02-23 08:44:13 -0800148 session_get_endpoint (s, &m.rmt, 0 /* is_lcl */);
Florin Coras67c90a32021-03-09 18:36:06 -0800149 session_get_endpoint (s, &m.lcl, 1 /* is_lcl */);
Florin Coras52207f12018-07-12 14:48:06 -0700150 }
151 else
152 {
Florin Coras2b81e3c2019-02-27 07:55:46 -0800153 ct_connection_t *ct;
Florin Coras99368312018-08-02 10:45:44 -0700154
Florin Coras2b81e3c2019-02-27 07:55:46 -0800155 ct = (ct_connection_t *) session_get_transport (s);
Nathan Skrzypczak2f0f96b2019-06-13 10:14:28 +0200156 listener = listen_session_get_from_handle (s->listener_handle);
Florin Coras09bf91a2021-02-23 08:44:13 -0800157 m.listener_handle = app_listen_session_handle (listener);
158 m.rmt.is_ip4 = session_type_is_ip4 (listener->session_type);
159 m.rmt.port = ct->c_rmt_port;
Florin Coras67c90a32021-03-09 18:36:06 -0800160 m.lcl.port = ct->c_lcl_port;
Florin Coras09bf91a2021-02-23 08:44:13 -0800161 m.handle = session_handle (s);
162 m.vpp_event_queue_address =
Florin Corasb4624182020-12-11 13:58:12 -0800163 fifo_segment_msg_q_offset (eq_seg, s->thread_index);
Florin Coras09bf91a2021-02-23 08:44:13 -0800164 m.mq_index = s->thread_index;
Florin Coras52207f12018-07-12 14:48:06 -0700165 }
Florin Coras09bf91a2021-02-23 08:44:13 -0800166
167 app_mq = app_wrk->event_queue;
168 if (mq_try_lock_and_alloc_msg (app_mq, msg))
169 return SESSION_E_MQ_MSG_ALLOC;
170
171 evt = svm_msg_q_msg_data (app_mq, msg);
172 clib_memset (evt, 0, sizeof (*evt));
173 evt->event_type = SESSION_CTRL_EVT_ACCEPTED;
174 clib_memcpy_fast (evt->data, &m, sizeof (m));
Florin Coras537b17e2018-09-28 10:35:45 -0700175 svm_msg_q_add_and_unlock (app_mq, msg);
Florin Coras52207f12018-07-12 14:48:06 -0700176
177 return 0;
178}
179
Florin Coras72b04282019-01-14 17:23:11 -0800180static inline void
181mq_send_session_close_evt (app_worker_t * app_wrk, session_handle_t sh,
182 session_evt_type_t evt_type)
Florin Coras52207f12018-07-12 14:48:06 -0700183{
Florin Coras52207f12018-07-12 14:48:06 -0700184 svm_msg_q_msg_t _msg, *msg = &_msg;
185 session_disconnected_msg_t *mp;
186 svm_msg_q_t *app_mq;
187 session_event_t *evt;
188
Florin Coras15531972018-08-12 23:50:53 -0700189 app_mq = app_wrk->event_queue;
Florin Coras83ea6692018-10-12 16:55:14 -0700190 if (mq_try_lock_and_alloc_msg (app_mq, msg))
191 return;
Florin Coras52207f12018-07-12 14:48:06 -0700192 evt = svm_msg_q_msg_data (app_mq, msg);
Dave Barachb7b92992018-10-17 10:38:51 -0400193 clib_memset (evt, 0, sizeof (*evt));
Florin Coras72b04282019-01-14 17:23:11 -0800194 evt->event_type = evt_type;
Florin Coras52207f12018-07-12 14:48:06 -0700195 mp = (session_disconnected_msg_t *) evt->data;
Florin Coras72b04282019-01-14 17:23:11 -0800196 mp->handle = sh;
Florin Corasc1f5a432018-11-20 11:31:26 -0800197 mp->context = app_wrk->api_client_index;
Florin Coras537b17e2018-09-28 10:35:45 -0700198 svm_msg_q_add_and_unlock (app_mq, msg);
Florin Coras52207f12018-07-12 14:48:06 -0700199}
200
Florin Coras72b04282019-01-14 17:23:11 -0800201static inline void
202mq_notify_close_subscribers (u32 app_index, session_handle_t sh,
203 svm_fifo_t * f, session_evt_type_t evt_type)
204{
205 app_worker_t *app_wrk;
206 application_t *app;
207 int i;
208
209 app = application_get (app_index);
210 if (!app)
211 return;
212
Florin Corasc547e912020-12-08 17:50:45 -0800213 for (i = 0; i < f->shr->n_subscribers; i++)
Florin Coras72b04282019-01-14 17:23:11 -0800214 {
Florin Corasc547e912020-12-08 17:50:45 -0800215 if (!(app_wrk = application_get_worker (app, f->shr->subscribers[i])))
Florin Coras72b04282019-01-14 17:23:11 -0800216 continue;
217 mq_send_session_close_evt (app_wrk, sh, SESSION_CTRL_EVT_DISCONNECTED);
218 }
219}
220
221static void
Florin Coras288eaab2019-02-03 15:26:14 -0800222mq_send_session_disconnected_cb (session_t * s)
Florin Coras72b04282019-01-14 17:23:11 -0800223{
224 app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
225 session_handle_t sh = session_handle (s);
226
227 mq_send_session_close_evt (app_wrk, session_handle (s),
228 SESSION_CTRL_EVT_DISCONNECTED);
229
Florin Coras288eaab2019-02-03 15:26:14 -0800230 if (svm_fifo_n_subscribers (s->rx_fifo))
231 mq_notify_close_subscribers (app_wrk->app_index, sh, s->rx_fifo,
Florin Coras72b04282019-01-14 17:23:11 -0800232 SESSION_CTRL_EVT_DISCONNECTED);
233}
234
Florin Coras52207f12018-07-12 14:48:06 -0700235static void
Florin Coras288eaab2019-02-03 15:26:14 -0800236mq_send_session_reset_cb (session_t * s)
Florin Coras52207f12018-07-12 14:48:06 -0700237{
Florin Coras72b04282019-01-14 17:23:11 -0800238 app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
239 session_handle_t sh = session_handle (s);
Florin Coras52207f12018-07-12 14:48:06 -0700240
Florin Coras72b04282019-01-14 17:23:11 -0800241 mq_send_session_close_evt (app_wrk, sh, SESSION_CTRL_EVT_RESET);
242
Florin Coras288eaab2019-02-03 15:26:14 -0800243 if (svm_fifo_n_subscribers (s->rx_fifo))
244 mq_notify_close_subscribers (app_wrk->app_index, sh, s->rx_fifo,
Florin Coras72b04282019-01-14 17:23:11 -0800245 SESSION_CTRL_EVT_RESET);
Florin Coras52207f12018-07-12 14:48:06 -0700246}
247
Florin Coras458089b2019-08-21 16:20:44 -0700248int
Florin Coras15531972018-08-12 23:50:53 -0700249mq_send_session_connected_cb (u32 app_wrk_index, u32 api_context,
Florin Coras00e01d32019-10-21 16:07:46 -0700250 session_t * s, session_error_t err)
Florin Coras52207f12018-07-12 14:48:06 -0700251{
252 svm_msg_q_msg_t _msg, *msg = &_msg;
Florin Coras09bf91a2021-02-23 08:44:13 -0800253 session_connected_msg_t m = { 0 };
Florin Corasb4624182020-12-11 13:58:12 -0800254 svm_msg_q_t *app_mq;
Florin Coras52207f12018-07-12 14:48:06 -0700255 transport_connection_t *tc;
Florin Corasb4624182020-12-11 13:58:12 -0800256 fifo_segment_t *eq_seg;
Florin Coras15531972018-08-12 23:50:53 -0700257 app_worker_t *app_wrk;
Florin Coras52207f12018-07-12 14:48:06 -0700258 session_event_t *evt;
Florin Coras41d5f542021-01-15 13:49:33 -0800259 application_t *app;
260
261 app_wrk = app_worker_get (app_wrk_index);
Florin Coras52207f12018-07-12 14:48:06 -0700262
Florin Coras09bf91a2021-02-23 08:44:13 -0800263 m.context = api_context;
264 m.retval = err;
Florin Coras52207f12018-07-12 14:48:06 -0700265
Florin Coras00e01d32019-10-21 16:07:46 -0700266 if (err)
Florin Coras09bf91a2021-02-23 08:44:13 -0800267 goto snd_msg;
Florin Coras52207f12018-07-12 14:48:06 -0700268
Florin Coras41d5f542021-01-15 13:49:33 -0800269 app = application_get (app_wrk->app_index);
270 eq_seg = application_get_rx_mqs_segment (app);
Florin Corasb4624182020-12-11 13:58:12 -0800271
Florin Coras52207f12018-07-12 14:48:06 -0700272 if (session_has_transport (s))
273 {
274 tc = session_get_transport (s);
275 if (!tc)
276 {
Florin Coras00e01d32019-10-21 16:07:46 -0700277 clib_warning ("failed to retrieve transport!");
Florin Coras09bf91a2021-02-23 08:44:13 -0800278 m.retval = SESSION_E_REFUSED;
279 goto snd_msg;
Florin Coras52207f12018-07-12 14:48:06 -0700280 }
281
Florin Coras09bf91a2021-02-23 08:44:13 -0800282 m.handle = session_handle (s);
283 m.vpp_event_queue_address =
Florin Corasb4624182020-12-11 13:58:12 -0800284 fifo_segment_msg_q_offset (eq_seg, s->thread_index);
Aloys Augustincdb71702019-04-08 17:54:39 +0200285
Florin Coras09bf91a2021-02-23 08:44:13 -0800286 session_get_endpoint (s, &m.lcl, 1 /* is_lcl */);
Aloys Augustincdb71702019-04-08 17:54:39 +0200287
Florin Coras09bf91a2021-02-23 08:44:13 -0800288 m.server_rx_fifo = fifo_segment_fifo_offset (s->rx_fifo);
289 m.server_tx_fifo = fifo_segment_fifo_offset (s->tx_fifo);
290 m.segment_handle = session_segment_handle (s);
Florin Corasf6e284b2021-07-21 18:17:20 -0700291 m.mq_index = s->thread_index;
Florin Coras52207f12018-07-12 14:48:06 -0700292 }
293 else
294 {
Florin Coras2b81e3c2019-02-27 07:55:46 -0800295 ct_connection_t *cct;
296 session_t *ss;
Florin Coras99368312018-08-02 10:45:44 -0700297
Florin Coras2b81e3c2019-02-27 07:55:46 -0800298 cct = (ct_connection_t *) session_get_transport (s);
Florin Coras09bf91a2021-02-23 08:44:13 -0800299 m.handle = session_handle (s);
300 m.lcl.port = cct->c_lcl_port;
301 m.lcl.is_ip4 = cct->c_is_ip4;
302 m.vpp_event_queue_address =
Florin Corasb4624182020-12-11 13:58:12 -0800303 fifo_segment_msg_q_offset (eq_seg, s->thread_index);
Florin Coras09bf91a2021-02-23 08:44:13 -0800304 m.server_rx_fifo = fifo_segment_fifo_offset (s->rx_fifo);
305 m.server_tx_fifo = fifo_segment_fifo_offset (s->tx_fifo);
306 m.segment_handle = session_segment_handle (s);
Florin Coras2b81e3c2019-02-27 07:55:46 -0800307 ss = ct_session_get_peer (s);
Florin Coras09bf91a2021-02-23 08:44:13 -0800308 m.ct_rx_fifo = fifo_segment_fifo_offset (ss->tx_fifo);
309 m.ct_tx_fifo = fifo_segment_fifo_offset (ss->rx_fifo);
310 m.ct_segment_handle = session_segment_handle (ss);
Florin Corasf6e284b2021-07-21 18:17:20 -0700311 m.mq_index = s->thread_index;
Florin Coras52207f12018-07-12 14:48:06 -0700312 }
313
Florin Coras893bc972021-04-23 08:58:57 -0700314 /* Setup client session index in advance, in case data arrives
315 * before the app processes message and updates it */
316 s->rx_fifo->shr->client_session_index = api_context;
317 s->tx_fifo->shr->client_session_index = api_context;
318
Florin Coras09bf91a2021-02-23 08:44:13 -0800319snd_msg:
320
Florin Coras09bf91a2021-02-23 08:44:13 -0800321 app_mq = app_wrk->event_queue;
322
323 if (mq_try_lock_and_alloc_msg (app_mq, msg))
324 return SESSION_E_MQ_MSG_ALLOC;
325
326 evt = svm_msg_q_msg_data (app_mq, msg);
327 clib_memset (evt, 0, sizeof (*evt));
328 evt->event_type = SESSION_CTRL_EVT_CONNECTED;
329 clib_memcpy_fast (evt->data, &m, sizeof (m));
Florin Coras52207f12018-07-12 14:48:06 -0700330
Florin Coras537b17e2018-09-28 10:35:45 -0700331 svm_msg_q_add_and_unlock (app_mq, msg);
Florin Coras52207f12018-07-12 14:48:06 -0700332 return 0;
333}
334
Florin Coras458089b2019-08-21 16:20:44 -0700335int
Florin Coras60116992018-08-27 09:52:18 -0700336mq_send_session_bound_cb (u32 app_wrk_index, u32 api_context,
337 session_handle_t handle, int rv)
338{
339 svm_msg_q_msg_t _msg, *msg = &_msg;
Florin Coras09bf91a2021-02-23 08:44:13 -0800340 session_bound_msg_t m = { 0 };
Florin Corasb4624182020-12-11 13:58:12 -0800341 svm_msg_q_t *app_mq;
Yu Ping0b819152019-05-07 02:24:30 +0800342 transport_endpoint_t tep;
Florin Corasb4624182020-12-11 13:58:12 -0800343 fifo_segment_t *eq_seg;
Florin Coras60116992018-08-27 09:52:18 -0700344 app_worker_t *app_wrk;
345 session_event_t *evt;
Florin Coras41d5f542021-01-15 13:49:33 -0800346 application_t *app;
Florin Corasc9940fc2019-02-05 20:55:11 -0800347 app_listener_t *al;
348 session_t *ls = 0;
Florin Coras09bf91a2021-02-23 08:44:13 -0800349
Florin Coras41d5f542021-01-15 13:49:33 -0800350 app_wrk = app_worker_get (app_wrk_index);
351
Florin Coras09bf91a2021-02-23 08:44:13 -0800352 m.context = api_context;
353 m.retval = rv;
354
355 if (rv)
356 goto snd_msg;
357
358 m.handle = handle;
359 al = app_listener_get_w_handle (handle);
360 if (al->session_index != SESSION_INVALID_INDEX)
361 ls = app_listener_get_session (al);
362 else
363 ls = app_listener_get_local_session (al);
364
365 session_get_endpoint (ls, &tep, 1 /* is_lcl */);
366 m.lcl_port = tep.port;
367 m.lcl_is_ip4 = tep.is_ip4;
368 clib_memcpy_fast (m.lcl_ip, &tep.ip, sizeof (tep.ip));
Florin Coras41d5f542021-01-15 13:49:33 -0800369 app = application_get (app_wrk->app_index);
370 eq_seg = application_get_rx_mqs_segment (app);
Florin Coras09bf91a2021-02-23 08:44:13 -0800371 m.vpp_evt_q = fifo_segment_msg_q_offset (eq_seg, ls->thread_index);
Florin Corasf6e284b2021-07-21 18:17:20 -0700372 m.mq_index = ls->thread_index;
Florin Coras09bf91a2021-02-23 08:44:13 -0800373
Florin Coras8694fbc2021-03-10 00:21:02 -0800374 if (session_transport_service_type (ls) == TRANSPORT_SERVICE_CL &&
375 ls->rx_fifo)
Florin Coras09bf91a2021-02-23 08:44:13 -0800376 {
377 m.rx_fifo = fifo_segment_fifo_offset (ls->rx_fifo);
378 m.tx_fifo = fifo_segment_fifo_offset (ls->tx_fifo);
379 m.segment_handle = session_segment_handle (ls);
380 }
381
382snd_msg:
383
Florin Coras60116992018-08-27 09:52:18 -0700384 app_mq = app_wrk->event_queue;
Florin Coras60116992018-08-27 09:52:18 -0700385
Florin Coras83ea6692018-10-12 16:55:14 -0700386 if (mq_try_lock_and_alloc_msg (app_mq, msg))
Florin Coras00e01d32019-10-21 16:07:46 -0700387 return SESSION_E_MQ_MSG_ALLOC;
Florin Coras83ea6692018-10-12 16:55:14 -0700388
Florin Coras60116992018-08-27 09:52:18 -0700389 evt = svm_msg_q_msg_data (app_mq, msg);
Dave Barachb7b92992018-10-17 10:38:51 -0400390 clib_memset (evt, 0, sizeof (*evt));
Florin Coras60116992018-08-27 09:52:18 -0700391 evt->event_type = SESSION_CTRL_EVT_BOUND;
Florin Coras09bf91a2021-02-23 08:44:13 -0800392 clib_memcpy_fast (evt->data, &m, sizeof (m));
Florin Coras60116992018-08-27 09:52:18 -0700393
Florin Coras537b17e2018-09-28 10:35:45 -0700394 svm_msg_q_add_and_unlock (app_mq, msg);
Florin Coras60116992018-08-27 09:52:18 -0700395 return 0;
396}
397
Florin Coras458089b2019-08-21 16:20:44 -0700398void
399mq_send_unlisten_reply (app_worker_t * app_wrk, session_handle_t sh,
400 u32 context, int rv)
401{
402 svm_msg_q_msg_t _msg, *msg = &_msg;
403 session_unlisten_reply_msg_t *ump;
404 svm_msg_q_t *app_mq;
405 session_event_t *evt;
406
407 app_mq = app_wrk->event_queue;
408 if (mq_try_lock_and_alloc_msg (app_mq, msg))
409 return;
410
411 evt = svm_msg_q_msg_data (app_mq, msg);
412 clib_memset (evt, 0, sizeof (*evt));
413 evt->event_type = SESSION_CTRL_EVT_UNLISTEN_REPLY;
414 ump = (session_unlisten_reply_msg_t *) evt->data;
415 ump->context = context;
416 ump->handle = sh;
417 ump->retval = rv;
418 svm_msg_q_add_and_unlock (app_mq, msg);
419}
420
Florin Coras49568af2019-07-31 16:46:24 -0700421static void
422mq_send_session_migrate_cb (session_t * s, session_handle_t new_sh)
423{
Florin Coras68b7e582020-01-21 18:33:23 -0800424 svm_msg_q_msg_t _msg, *msg = &_msg;
Florin Coras09bf91a2021-02-23 08:44:13 -0800425 session_migrated_msg_t m = { 0 };
Florin Corasb4624182020-12-11 13:58:12 -0800426 fifo_segment_t *eq_seg;
Florin Coras68b7e582020-01-21 18:33:23 -0800427 app_worker_t *app_wrk;
428 session_event_t *evt;
429 svm_msg_q_t *app_mq;
Florin Coras41d5f542021-01-15 13:49:33 -0800430 application_t *app;
Florin Corasb4624182020-12-11 13:58:12 -0800431 u32 thread_index;
432
433 thread_index = session_thread_from_handle (new_sh);
Florin Coras41d5f542021-01-15 13:49:33 -0800434 app_wrk = app_worker_get (s->app_wrk_index);
435 app_mq = app_wrk->event_queue;
436 app = application_get (app_wrk->app_index);
437 eq_seg = application_get_rx_mqs_segment (app);
Florin Coras68b7e582020-01-21 18:33:23 -0800438
Florin Coras09bf91a2021-02-23 08:44:13 -0800439 m.handle = session_handle (s);
440 m.new_handle = new_sh;
441 m.vpp_thread_index = thread_index;
442 m.vpp_evt_q = fifo_segment_msg_q_offset (eq_seg, thread_index);
443 m.segment_handle = SESSION_INVALID_HANDLE;
444
Florin Coras68b7e582020-01-21 18:33:23 -0800445 if (mq_try_lock_and_alloc_msg (app_mq, msg))
446 return;
447
448 evt = svm_msg_q_msg_data (app_mq, msg);
449 clib_memset (evt, 0, sizeof (*evt));
450 evt->event_type = SESSION_CTRL_EVT_MIGRATED;
Florin Coras09bf91a2021-02-23 08:44:13 -0800451 clib_memcpy_fast (evt->data, &m, sizeof (m));
452
Florin Coras68b7e582020-01-21 18:33:23 -0800453 svm_msg_q_add_and_unlock (app_mq, msg);
Florin Coras49568af2019-07-31 16:46:24 -0700454}
455
Florin Corasc4c4cf52019-08-24 18:17:34 -0700456static int
457mq_send_add_segment_cb (u32 app_wrk_index, u64 segment_handle)
458{
459 int fds[SESSION_N_FD_TYPE], n_fds = 0;
460 svm_msg_q_msg_t _msg, *msg = &_msg;
461 session_app_add_segment_msg_t *mp;
462 vl_api_registration_t *reg;
463 app_worker_t *app_wrk;
464 session_event_t *evt;
465 svm_msg_q_t *app_mq;
466 fifo_segment_t *fs;
467 ssvm_private_t *sp;
468 u8 fd_flags = 0;
469
470 app_wrk = app_worker_get (app_wrk_index);
471
472 reg = vl_mem_api_client_index_to_registration (app_wrk->api_client_index);
473 if (!reg)
474 {
475 clib_warning ("no api registration for client: %u",
476 app_wrk->api_client_index);
477 return -1;
478 }
479
480 fs = segment_manager_get_segment_w_handle (segment_handle);
481 sp = &fs->ssvm;
482 if (ssvm_type (sp) == SSVM_SEGMENT_MEMFD)
483 {
484 if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
485 {
486 clib_warning ("can't send memfd fd");
487 return -1;
488 }
489
490 fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
491 fds[n_fds] = sp->fd;
492 n_fds += 1;
493 }
494
495 app_mq = app_wrk->event_queue;
496 if (mq_try_lock_and_alloc_msg (app_mq, msg))
497 return -1;
498
499 if (n_fds)
500 session_send_fds (reg, fds, n_fds);
501
502 evt = svm_msg_q_msg_data (app_mq, msg);
503 clib_memset (evt, 0, sizeof (*evt));
504 evt->event_type = SESSION_CTRL_EVT_APP_ADD_SEGMENT;
505 mp = (session_app_add_segment_msg_t *) evt->data;
506 clib_memset (mp, 0, sizeof (*mp));
507 mp->segment_size = sp->ssvm_size;
508 mp->fd_flags = fd_flags;
509 mp->segment_handle = segment_handle;
510 strncpy ((char *) mp->segment_name, (char *) sp->name,
511 sizeof (mp->segment_name) - 1);
512
513 svm_msg_q_add_and_unlock (app_mq, msg);
514
515 return 0;
516}
517
518static int
519mq_send_del_segment_cb (u32 app_wrk_index, u64 segment_handle)
520{
521 svm_msg_q_msg_t _msg, *msg = &_msg;
522 session_app_del_segment_msg_t *mp;
523 vl_api_registration_t *reg;
524 app_worker_t *app_wrk;
525 session_event_t *evt;
526 svm_msg_q_t *app_mq;
527
528 app_wrk = app_worker_get (app_wrk_index);
529 reg = vl_mem_api_client_index_to_registration (app_wrk->api_client_index);
530 if (!reg)
531 {
532 clib_warning ("no registration: %u", app_wrk->api_client_index);
533 return -1;
534 }
535
536 app_mq = app_wrk->event_queue;
537 if (mq_try_lock_and_alloc_msg (app_mq, msg))
538 return -1;
539
540 evt = svm_msg_q_msg_data (app_mq, msg);
541 clib_memset (evt, 0, sizeof (*evt));
542 evt->event_type = SESSION_CTRL_EVT_APP_DEL_SEGMENT;
543 mp = (session_app_del_segment_msg_t *) evt->data;
544 clib_memset (mp, 0, sizeof (*mp));
545 mp->segment_handle = segment_handle;
546 svm_msg_q_add_and_unlock (app_mq, msg);
547
548 return 0;
549}
550
Florin Coras9ace36d2019-10-28 13:14:17 -0700551static void
552mq_send_session_cleanup_cb (session_t * s, session_cleanup_ntf_t ntf)
553{
554 svm_msg_q_msg_t _msg, *msg = &_msg;
555 session_cleanup_msg_t *mp;
556 svm_msg_q_t *app_mq;
557 session_event_t *evt;
558 app_worker_t *app_wrk;
559
Florin Coras36d49392020-04-24 23:00:11 +0000560 /* Propagate transport cleanup notifications only if app didn't close */
561 if (ntf == SESSION_CLEANUP_TRANSPORT
562 && s->session_state != SESSION_STATE_TRANSPORT_DELETED)
Florin Coras9ace36d2019-10-28 13:14:17 -0700563 return;
564
565 app_wrk = app_worker_get_if_valid (s->app_wrk_index);
566 if (!app_wrk)
567 return;
568
569 app_mq = app_wrk->event_queue;
570 if (mq_try_lock_and_alloc_msg (app_mq, msg))
571 return;
572
573 evt = svm_msg_q_msg_data (app_mq, msg);
574 clib_memset (evt, 0, sizeof (*evt));
575 evt->event_type = SESSION_CTRL_EVT_CLEANUP;
576 mp = (session_cleanup_msg_t *) evt->data;
577 mp->handle = session_handle (s);
Florin Coras36d49392020-04-24 23:00:11 +0000578 mp->type = ntf;
Florin Coras9ace36d2019-10-28 13:14:17 -0700579 svm_msg_q_add_and_unlock (app_mq, msg);
580}
581
Florin Corasc4c4cf52019-08-24 18:17:34 -0700582static session_cb_vft_t session_mq_cb_vft = {
583 .session_accept_callback = mq_send_session_accepted_cb,
584 .session_disconnect_callback = mq_send_session_disconnected_cb,
585 .session_connected_callback = mq_send_session_connected_cb,
586 .session_reset_callback = mq_send_session_reset_cb,
587 .session_migrate_callback = mq_send_session_migrate_cb,
Florin Coras9ace36d2019-10-28 13:14:17 -0700588 .session_cleanup_callback = mq_send_session_cleanup_cb,
Florin Corasc4c4cf52019-08-24 18:17:34 -0700589 .add_segment_callback = mq_send_add_segment_cb,
590 .del_segment_callback = mq_send_del_segment_cb,
591};
592
Dave Barach68b0fb02017-02-28 15:15:56 -0500593static void
Florin Corase04c2992017-03-01 08:17:34 -0800594vl_api_session_enable_disable_t_handler (vl_api_session_enable_disable_t * mp)
595{
596 vl_api_session_enable_disable_reply_t *rmp;
597 vlib_main_t *vm = vlib_get_main ();
598 int rv = 0;
599
600 vnet_session_enable_disable (vm, mp->is_enable);
601 REPLY_MACRO (VL_API_SESSION_ENABLE_DISABLE_REPLY);
602}
603
Dave Barach68b0fb02017-02-28 15:15:56 -0500604static void
Florin Coras458089b2019-08-21 16:20:44 -0700605vl_api_app_attach_t_handler (vl_api_app_attach_t * mp)
606{
Florin Coras41d5f542021-01-15 13:49:33 -0800607 int rv = 0, *fds = 0, n_fds = 0, n_workers, i;
608 fifo_segment_t *segp, *rx_mqs_seg = 0;
Florin Coras458089b2019-08-21 16:20:44 -0700609 vnet_app_attach_args_t _a, *a = &_a;
Florin Coras41d5f542021-01-15 13:49:33 -0800610 vl_api_app_attach_reply_t *rmp;
Florin Coras458089b2019-08-21 16:20:44 -0700611 u8 fd_flags = 0, ctrl_thread;
612 vl_api_registration_t *reg;
Florin Coras41d5f542021-01-15 13:49:33 -0800613 svm_msg_q_t *rx_mq;
614 application_t *app;
Florin Coras458089b2019-08-21 16:20:44 -0700615
616 reg = vl_api_client_index_to_registration (mp->client_index);
617 if (!reg)
618 return;
619
Florin Coras41d5f542021-01-15 13:49:33 -0800620 n_workers = vlib_num_workers ();
Florin Coras61ae0562020-09-02 19:10:28 -0700621 if (!session_main_is_enabled () || appns_sapi_enabled ())
Florin Coras458089b2019-08-21 16:20:44 -0700622 {
623 rv = VNET_API_ERROR_FEATURE_DISABLED;
624 goto done;
625 }
Florin Coras6c10ab22020-11-08 16:50:39 -0800626 /* Only support binary api with socket transport */
627 if (vl_api_registration_file_index (reg) == VL_API_INVALID_FI)
628 {
629 rv = VNET_API_ERROR_APP_UNSUPPORTED_CFG;
630 goto done;
631 }
Florin Coras458089b2019-08-21 16:20:44 -0700632
633 STATIC_ASSERT (sizeof (u64) * APP_OPTIONS_N_OPTIONS <=
634 sizeof (mp->options),
635 "Out of options, fix api message definition");
636
637 clib_memset (a, 0, sizeof (*a));
638 a->api_client_index = mp->client_index;
639 a->options = mp->options;
640 a->session_cb_vft = &session_mq_cb_vft;
Dave Barach77841402020-04-29 17:04:10 -0400641 a->namespace_id = vl_api_from_api_to_new_vec (mp, &mp->namespace_id);
Florin Coras458089b2019-08-21 16:20:44 -0700642
643 if ((rv = vnet_application_attach (a)))
644 {
645 clib_warning ("attach returned: %d", rv);
646 vec_free (a->namespace_id);
647 goto done;
648 }
649 vec_free (a->namespace_id);
650
Florin Coras41d5f542021-01-15 13:49:33 -0800651 vec_validate (fds, 3 /* segs + tx evtfd */ + n_workers);
652
653 /* Send rx mqs segment */
654 app = application_get (a->app_index);
655 rx_mqs_seg = application_get_rx_mqs_segment (app);
656
657 fd_flags |= SESSION_FD_F_VPP_MQ_SEGMENT;
658 fds[n_fds] = rx_mqs_seg->ssvm.fd;
659 n_fds += 1;
660
Florin Coras458089b2019-08-21 16:20:44 -0700661 /* Send fifo segment fd if needed */
662 if (ssvm_type (a->segment) == SSVM_SEGMENT_MEMFD)
663 {
664 fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
665 fds[n_fds] = a->segment->fd;
666 n_fds += 1;
667 }
668 if (a->options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_EVT_MQ_USE_EVENTFD)
669 {
670 fd_flags |= SESSION_FD_F_MQ_EVENTFD;
Florin Coras86f12322021-01-22 15:05:14 -0800671 fds[n_fds] = svm_msg_q_get_eventfd (a->app_evt_q);
Florin Coras458089b2019-08-21 16:20:44 -0700672 n_fds += 1;
673 }
674
Florin Coras41d5f542021-01-15 13:49:33 -0800675 if (application_use_private_rx_mqs ())
676 {
677 fd_flags |= SESSION_FD_F_VPP_MQ_EVENTFD;
678 for (i = 0; i < n_workers + 1; i++)
679 {
680 rx_mq = application_rx_mq_get (app, i);
681 fds[n_fds] = svm_msg_q_get_eventfd (rx_mq);
682 n_fds += 1;
683 }
684 }
685
Florin Coras458089b2019-08-21 16:20:44 -0700686done:
Florin Coras458089b2019-08-21 16:20:44 -0700687 /* *INDENT-OFF* */
688 REPLY_MACRO2 (VL_API_APP_ATTACH_REPLY, ({
689 if (!rv)
690 {
Florin Coras41d5f542021-01-15 13:49:33 -0800691 ctrl_thread = n_workers ? 1 : 0;
Florin Corasb4624182020-12-11 13:58:12 -0800692 segp = (fifo_segment_t *) a->segment;
Florin Coras458089b2019-08-21 16:20:44 -0700693 rmp->app_index = clib_host_to_net_u32 (a->app_index);
Florin Corasb4624182020-12-11 13:58:12 -0800694 rmp->app_mq = fifo_segment_msg_q_offset (segp, 0);
Florin Coras41d5f542021-01-15 13:49:33 -0800695 rmp->vpp_ctrl_mq = fifo_segment_msg_q_offset (rx_mqs_seg, ctrl_thread);
Florin Coras458089b2019-08-21 16:20:44 -0700696 rmp->vpp_ctrl_mq_thread = ctrl_thread;
697 rmp->n_fds = n_fds;
698 rmp->fd_flags = fd_flags;
Florin Corasb4624182020-12-11 13:58:12 -0800699 if (vec_len (segp->ssvm.name))
Florin Coras458089b2019-08-21 16:20:44 -0700700 {
Florin Corasb4624182020-12-11 13:58:12 -0800701 vl_api_vec_to_api_string (segp->ssvm.name, &rmp->segment_name);
Florin Coras458089b2019-08-21 16:20:44 -0700702 }
Florin Corasb4624182020-12-11 13:58:12 -0800703 rmp->segment_size = segp->ssvm.ssvm_size;
Florin Coras458089b2019-08-21 16:20:44 -0700704 rmp->segment_handle = clib_host_to_net_u64 (a->segment_handle);
705 }
706 }));
707 /* *INDENT-ON* */
708
709 if (n_fds)
710 session_send_fds (reg, fds, n_fds);
Florin Coras41d5f542021-01-15 13:49:33 -0800711 vec_free (fds);
Florin Coras458089b2019-08-21 16:20:44 -0700712}
713
Florin Corascea194d2017-10-02 00:18:51 -0700714static void
Florin Coras15531972018-08-12 23:50:53 -0700715vl_api_app_worker_add_del_t_handler (vl_api_app_worker_add_del_t * mp)
716{
717 int rv = 0, fds[SESSION_N_FD_TYPE], n_fds = 0;
718 vl_api_app_worker_add_del_reply_t *rmp;
719 vl_api_registration_t *reg;
Florin Coras15531972018-08-12 23:50:53 -0700720 application_t *app;
721 u8 fd_flags = 0;
722
Florin Coras61ae0562020-09-02 19:10:28 -0700723 if (!session_main_is_enabled () || appns_sapi_enabled ())
Florin Coras15531972018-08-12 23:50:53 -0700724 {
725 rv = VNET_API_ERROR_FEATURE_DISABLED;
726 goto done;
727 }
728
729 reg = vl_api_client_index_to_registration (mp->client_index);
730 if (!reg)
731 return;
732
Florin Corasc1f5a432018-11-20 11:31:26 -0800733 app = application_get_if_valid (clib_net_to_host_u32 (mp->app_index));
Florin Coras15531972018-08-12 23:50:53 -0700734 if (!app)
735 {
736 rv = VNET_API_ERROR_INVALID_VALUE;
737 goto done;
738 }
739
740 vnet_app_worker_add_del_args_t args = {
741 .app_index = app->app_index,
Florin Coras349f8ca2018-11-20 16:52:49 -0800742 .wrk_map_index = clib_net_to_host_u32 (mp->wrk_index),
Florin Corasc1f5a432018-11-20 11:31:26 -0800743 .api_client_index = mp->client_index,
Florin Coras15531972018-08-12 23:50:53 -0700744 .is_add = mp->is_add
745 };
Florin Corasc1a42652019-02-08 18:27:29 -0800746 rv = vnet_app_worker_add_del (&args);
747 if (rv)
Florin Coras15531972018-08-12 23:50:53 -0700748 {
Florin Corasc1a42652019-02-08 18:27:29 -0800749 clib_warning ("app worker add/del returned: %d", rv);
Florin Coras15531972018-08-12 23:50:53 -0700750 goto done;
751 }
752
Florin Coras14598772018-09-04 19:47:52 -0700753 if (!mp->is_add)
754 goto done;
Florin Corasc3638fe2018-08-24 13:58:49 -0700755
Florin Coras15531972018-08-12 23:50:53 -0700756 /* Send fifo segment fd if needed */
757 if (ssvm_type (args.segment) == SSVM_SEGMENT_MEMFD)
758 {
759 fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
760 fds[n_fds] = args.segment->fd;
761 n_fds += 1;
762 }
763 if (application_segment_manager_properties (app)->use_mq_eventfd)
764 {
765 fd_flags |= SESSION_FD_F_MQ_EVENTFD;
Florin Coras86f12322021-01-22 15:05:14 -0800766 fds[n_fds] = svm_msg_q_get_eventfd (args.evt_q);
Florin Coras15531972018-08-12 23:50:53 -0700767 n_fds += 1;
768 }
769
770 /* *INDENT-OFF* */
771done:
772 REPLY_MACRO2 (VL_API_APP_WORKER_ADD_DEL_REPLY, ({
773 rmp->is_add = mp->is_add;
Florin Coras349f8ca2018-11-20 16:52:49 -0800774 rmp->wrk_index = clib_host_to_net_u32 (args.wrk_map_index);
Florin Corasfa76a762018-11-29 12:40:10 -0800775 rmp->segment_handle = clib_host_to_net_u64 (args.segment_handle);
Florin Coras14598772018-09-04 19:47:52 -0700776 if (!rv && mp->is_add)
Florin Coras15531972018-08-12 23:50:53 -0700777 {
Florin Corasb4624182020-12-11 13:58:12 -0800778 rmp->app_event_queue_address =
779 fifo_segment_msg_q_offset ((fifo_segment_t *) args.segment, 0);
780 rmp->n_fds = n_fds;
781 rmp->fd_flags = fd_flags;
Florin Coras15531972018-08-12 23:50:53 -0700782 if (vec_len (args.segment->name))
783 {
Jakub Grajciarb4e5e502020-01-31 09:35:29 +0100784 vl_api_vec_to_api_string (args.segment->name, &rmp->segment_name);
Florin Coras15531972018-08-12 23:50:53 -0700785 }
Florin Coras15531972018-08-12 23:50:53 -0700786 }
787 }));
788 /* *INDENT-ON* */
789
790 if (n_fds)
791 session_send_fds (reg, fds, n_fds);
792}
793
794static void
Florin Coras888d9f02020-04-02 23:00:13 +0000795vl_api_application_detach_t_handler (vl_api_application_detach_t * mp)
796{
797 vl_api_application_detach_reply_t *rmp;
798 int rv = VNET_API_ERROR_INVALID_VALUE_2;
799 vnet_app_detach_args_t _a, *a = &_a;
800 application_t *app;
801
Florin Coras61ae0562020-09-02 19:10:28 -0700802 if (!session_main_is_enabled () || appns_sapi_enabled ())
Florin Coras888d9f02020-04-02 23:00:13 +0000803 {
804 rv = VNET_API_ERROR_FEATURE_DISABLED;
805 goto done;
806 }
807
808 app = application_lookup (mp->client_index);
809 if (app)
810 {
811 a->app_index = app->app_index;
812 a->api_client_index = mp->client_index;
813 rv = vnet_application_detach (a);
814 }
815
816done:
817 REPLY_MACRO (VL_API_APPLICATION_DETACH_REPLY);
818}
819
820static void
Florin Corascea194d2017-10-02 00:18:51 -0700821vl_api_app_namespace_add_del_t_handler (vl_api_app_namespace_add_del_t * mp)
822{
823 vl_api_app_namespace_add_del_reply_t *rmp;
Florin Coras6e8c6672017-11-10 09:03:54 -0800824 u32 appns_index = 0;
825 u8 *ns_id = 0;
Florin Corascea194d2017-10-02 00:18:51 -0700826 int rv = 0;
Nathan Skrzypczak79f89532019-09-13 11:08:13 +0200827 if (session_main_is_enabled () == 0)
Florin Corascea194d2017-10-02 00:18:51 -0700828 {
829 rv = VNET_API_ERROR_FEATURE_DISABLED;
830 goto done;
831 }
832
Dave Barach77841402020-04-29 17:04:10 -0400833 ns_id = vl_api_from_api_to_new_vec (mp, &mp->namespace_id);
Florin Corascea194d2017-10-02 00:18:51 -0700834
Florin Corascea194d2017-10-02 00:18:51 -0700835 vnet_app_namespace_add_del_args_t args = {
836 .ns_id = ns_id,
Florin Coras9a9adb22017-10-26 08:16:59 -0700837 .secret = clib_net_to_host_u64 (mp->secret),
Florin Corascea194d2017-10-02 00:18:51 -0700838 .sw_if_index = clib_net_to_host_u32 (mp->sw_if_index),
839 .ip4_fib_id = clib_net_to_host_u32 (mp->ip4_fib_id),
840 .ip6_fib_id = clib_net_to_host_u32 (mp->ip6_fib_id),
841 .is_add = 1
842 };
Florin Corasc1a42652019-02-08 18:27:29 -0800843 rv = vnet_app_namespace_add_del (&args);
844 if (!rv)
Florin Coras6e8c6672017-11-10 09:03:54 -0800845 {
846 appns_index = app_namespace_index_from_id (ns_id);
847 if (appns_index == APP_NAMESPACE_INVALID_INDEX)
848 {
849 clib_warning ("app ns lookup failed");
850 rv = VNET_API_ERROR_UNSPECIFIED;
851 }
852 }
Florin Corascea194d2017-10-02 00:18:51 -0700853 vec_free (ns_id);
Florin Coras6e8c6672017-11-10 09:03:54 -0800854
855 /* *INDENT-OFF* */
Florin Corascea194d2017-10-02 00:18:51 -0700856done:
Florin Coras6e8c6672017-11-10 09:03:54 -0800857 REPLY_MACRO2 (VL_API_APP_NAMESPACE_ADD_DEL_REPLY, ({
858 if (!rv)
859 rmp->appns_index = clib_host_to_net_u32 (appns_index);
860 }));
861 /* *INDENT-ON* */
Florin Corascea194d2017-10-02 00:18:51 -0700862}
863
Florin Coras1c710452017-10-17 00:03:13 -0700864static void
Florin Coras7cb471a2021-07-23 08:39:26 -0700865vl_api_app_namespace_add_del_v2_t_handler (
866 vl_api_app_namespace_add_del_v2_t *mp)
867{
868 vl_api_app_namespace_add_del_v2_reply_t *rmp;
869 u8 *ns_id = 0, *netns = 0;
870 u32 appns_index = 0;
871 int rv = 0;
872
873 if (session_main_is_enabled () == 0)
874 {
875 rv = VNET_API_ERROR_FEATURE_DISABLED;
876 goto done;
877 }
878
879 mp->namespace_id[sizeof (mp->namespace_id) - 1] = 0;
880 mp->netns[sizeof (mp->netns) - 1] = 0;
881 ns_id = format (0, "%s", &mp->namespace_id);
882 netns = format (0, "%s", &mp->netns);
883
884 vnet_app_namespace_add_del_args_t args = {
885 .ns_id = ns_id,
886 .netns = netns,
887 .secret = clib_net_to_host_u64 (mp->secret),
888 .sw_if_index = clib_net_to_host_u32 (mp->sw_if_index),
889 .ip4_fib_id = clib_net_to_host_u32 (mp->ip4_fib_id),
890 .ip6_fib_id = clib_net_to_host_u32 (mp->ip6_fib_id),
891 .is_add = 1
892 };
893 rv = vnet_app_namespace_add_del (&args);
894 if (!rv)
895 {
896 appns_index = app_namespace_index_from_id (ns_id);
897 if (appns_index == APP_NAMESPACE_INVALID_INDEX)
898 {
899 clib_warning ("app ns lookup failed");
900 rv = VNET_API_ERROR_UNSPECIFIED;
901 }
902 }
903 vec_free (ns_id);
904 vec_free (netns);
905
906done:
907 REPLY_MACRO2 (VL_API_APP_NAMESPACE_ADD_DEL_V2_REPLY, ({
908 if (!rv)
909 rmp->appns_index = clib_host_to_net_u32 (appns_index);
910 }));
911}
912
913static void
Florin Coras1c710452017-10-17 00:03:13 -0700914vl_api_session_rule_add_del_t_handler (vl_api_session_rule_add_del_t * mp)
915{
916 vl_api_session_rule_add_del_reply_t *rmp;
917 session_rule_add_del_args_t args;
918 session_rule_table_add_del_args_t *table_args = &args.table_args;
Florin Coras1c710452017-10-17 00:03:13 -0700919 int rv = 0;
920
Dave Barachb7b92992018-10-17 10:38:51 -0400921 clib_memset (&args, 0, sizeof (args));
Florin Coras1c710452017-10-17 00:03:13 -0700922
Jakub Grajciarb4e5e502020-01-31 09:35:29 +0100923 ip_prefix_decode (&mp->lcl, &table_args->lcl);
924 ip_prefix_decode (&mp->rmt, &table_args->rmt);
925
Milan Lenco8b9a5d12017-11-24 17:12:33 +0100926 table_args->lcl_port = mp->lcl_port;
927 table_args->rmt_port = mp->rmt_port;
Florin Coras1c710452017-10-17 00:03:13 -0700928 table_args->action_index = clib_net_to_host_u32 (mp->action_index);
929 table_args->is_add = mp->is_add;
Florin Corasc97a7392017-11-05 23:07:07 -0800930 mp->tag[sizeof (mp->tag) - 1] = 0;
931 table_args->tag = format (0, "%s", mp->tag);
Florin Coras1c710452017-10-17 00:03:13 -0700932 args.appns_index = clib_net_to_host_u32 (mp->appns_index);
933 args.scope = mp->scope;
Jakub Grajciarb4e5e502020-01-31 09:35:29 +0100934 args.transport_proto =
935 api_session_transport_proto_decode (&mp->transport_proto) ==
936 TRANSPORT_PROTO_UDP ? 1 : 0;
Florin Coras1c710452017-10-17 00:03:13 -0700937
Florin Corasc1a42652019-02-08 18:27:29 -0800938 rv = vnet_session_rule_add_del (&args);
939 if (rv)
940 clib_warning ("rule add del returned: %d", rv);
Florin Corasc97a7392017-11-05 23:07:07 -0800941 vec_free (table_args->tag);
Florin Coras1c710452017-10-17 00:03:13 -0700942 REPLY_MACRO (VL_API_SESSION_RULE_ADD_DEL_REPLY);
943}
944
Florin Coras6c36f532017-11-03 18:32:34 -0700945static void
946send_session_rule_details4 (mma_rule_16_t * rule, u8 is_local,
Florin Corasc97a7392017-11-05 23:07:07 -0800947 u8 transport_proto, u32 appns_index, u8 * tag,
Florin Coras6c4dae22018-01-09 06:39:23 -0800948 vl_api_registration_t * reg, u32 context)
Florin Coras6c36f532017-11-03 18:32:34 -0700949{
950 vl_api_session_rules_details_t *rmp = 0;
951 session_mask_or_match_4_t *match =
952 (session_mask_or_match_4_t *) & rule->match;
953 session_mask_or_match_4_t *mask =
954 (session_mask_or_match_4_t *) & rule->mask;
Jakub Grajciarb4e5e502020-01-31 09:35:29 +0100955 fib_prefix_t lcl, rmt;
Florin Coras6c36f532017-11-03 18:32:34 -0700956
957 rmp = vl_msg_api_alloc (sizeof (*rmp));
Dave Barachb7b92992018-10-17 10:38:51 -0400958 clib_memset (rmp, 0, sizeof (*rmp));
Filip Tehlar0046e972021-06-26 22:12:08 +0000959 rmp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_SESSION_RULES_DETAILS);
Florin Coras6c36f532017-11-03 18:32:34 -0700960 rmp->context = context;
961
Jakub Grajciarb4e5e502020-01-31 09:35:29 +0100962 clib_memset (&lcl, 0, sizeof (lcl));
963 clib_memset (&rmt, 0, sizeof (rmt));
964 ip_set (&lcl.fp_addr, &match->lcl_ip, 1);
965 ip_set (&rmt.fp_addr, &match->rmt_ip, 1);
966 lcl.fp_len = ip4_mask_to_preflen (&mask->lcl_ip);
967 rmt.fp_len = ip4_mask_to_preflen (&mask->rmt_ip);
968
969 ip_prefix_encode (&lcl, &rmp->lcl);
970 ip_prefix_encode (&rmt, &rmp->rmt);
Milan Lenco8b9a5d12017-11-24 17:12:33 +0100971 rmp->lcl_port = match->lcl_port;
972 rmp->rmt_port = match->rmt_port;
Florin Coras6c36f532017-11-03 18:32:34 -0700973 rmp->action_index = clib_host_to_net_u32 (rule->action_index);
974 rmp->scope =
Jakub Grajciarb4e5e502020-01-31 09:35:29 +0100975 is_local ? SESSION_RULE_SCOPE_API_LOCAL : SESSION_RULE_SCOPE_API_GLOBAL;
976 rmp->transport_proto = api_session_transport_proto_encode (transport_proto);
Florin Coras6c36f532017-11-03 18:32:34 -0700977 rmp->appns_index = clib_host_to_net_u32 (appns_index);
Florin Corasc97a7392017-11-05 23:07:07 -0800978 if (tag)
979 {
Dave Barach178cf492018-11-13 16:34:13 -0500980 clib_memcpy_fast (rmp->tag, tag, vec_len (tag));
Florin Corasc97a7392017-11-05 23:07:07 -0800981 rmp->tag[vec_len (tag)] = 0;
982 }
Florin Coras6c36f532017-11-03 18:32:34 -0700983
Florin Coras6c4dae22018-01-09 06:39:23 -0800984 vl_api_send_msg (reg, (u8 *) rmp);
Florin Coras6c36f532017-11-03 18:32:34 -0700985}
986
987static void
Florin Corasc97a7392017-11-05 23:07:07 -0800988send_session_rule_details6 (mma_rule_40_t * rule, u8 is_local,
989 u8 transport_proto, u32 appns_index, u8 * tag,
Florin Coras6c4dae22018-01-09 06:39:23 -0800990 vl_api_registration_t * reg, u32 context)
Florin Coras6c36f532017-11-03 18:32:34 -0700991{
992 vl_api_session_rules_details_t *rmp = 0;
993 session_mask_or_match_6_t *match =
994 (session_mask_or_match_6_t *) & rule->match;
995 session_mask_or_match_6_t *mask =
996 (session_mask_or_match_6_t *) & rule->mask;
Jakub Grajciarb4e5e502020-01-31 09:35:29 +0100997 fib_prefix_t lcl, rmt;
Florin Coras6c36f532017-11-03 18:32:34 -0700998
999 rmp = vl_msg_api_alloc (sizeof (*rmp));
Dave Barachb7b92992018-10-17 10:38:51 -04001000 clib_memset (rmp, 0, sizeof (*rmp));
Filip Tehlar0046e972021-06-26 22:12:08 +00001001 rmp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_SESSION_RULES_DETAILS);
Florin Coras6c36f532017-11-03 18:32:34 -07001002 rmp->context = context;
1003
Jakub Grajciarb4e5e502020-01-31 09:35:29 +01001004 clib_memset (&lcl, 0, sizeof (lcl));
1005 clib_memset (&rmt, 0, sizeof (rmt));
1006 ip_set (&lcl.fp_addr, &match->lcl_ip, 0);
1007 ip_set (&rmt.fp_addr, &match->rmt_ip, 0);
1008 lcl.fp_len = ip6_mask_to_preflen (&mask->lcl_ip);
1009 rmt.fp_len = ip6_mask_to_preflen (&mask->rmt_ip);
1010
1011 ip_prefix_encode (&lcl, &rmp->lcl);
1012 ip_prefix_encode (&rmt, &rmp->rmt);
Milan Lenco8b9a5d12017-11-24 17:12:33 +01001013 rmp->lcl_port = match->lcl_port;
1014 rmp->rmt_port = match->rmt_port;
Florin Coras6c36f532017-11-03 18:32:34 -07001015 rmp->action_index = clib_host_to_net_u32 (rule->action_index);
Florin Corasc97a7392017-11-05 23:07:07 -08001016 rmp->scope =
Jakub Grajciarb4e5e502020-01-31 09:35:29 +01001017 is_local ? SESSION_RULE_SCOPE_API_LOCAL : SESSION_RULE_SCOPE_API_GLOBAL;
1018 rmp->transport_proto = api_session_transport_proto_encode (transport_proto);
Florin Coras6c36f532017-11-03 18:32:34 -07001019 rmp->appns_index = clib_host_to_net_u32 (appns_index);
Florin Corasc97a7392017-11-05 23:07:07 -08001020 if (tag)
1021 {
Dave Barach178cf492018-11-13 16:34:13 -05001022 clib_memcpy_fast (rmp->tag, tag, vec_len (tag));
Florin Corasc97a7392017-11-05 23:07:07 -08001023 rmp->tag[vec_len (tag)] = 0;
1024 }
Florin Coras6c36f532017-11-03 18:32:34 -07001025
Florin Coras6c4dae22018-01-09 06:39:23 -08001026 vl_api_send_msg (reg, (u8 *) rmp);
Florin Coras6c36f532017-11-03 18:32:34 -07001027}
1028
1029static void
1030send_session_rules_table_details (session_rules_table_t * srt, u8 fib_proto,
Florin Corasc97a7392017-11-05 23:07:07 -08001031 u8 tp, u8 is_local, u32 appns_index,
Florin Coras6c4dae22018-01-09 06:39:23 -08001032 vl_api_registration_t * reg, u32 context)
Florin Coras6c36f532017-11-03 18:32:34 -07001033{
1034 mma_rule_16_t *rule16;
1035 mma_rule_40_t *rule40;
1036 mma_rules_table_16_t *srt16;
1037 mma_rules_table_40_t *srt40;
Florin Corasc97a7392017-11-05 23:07:07 -08001038 u32 ri;
Florin Coras6c36f532017-11-03 18:32:34 -07001039
Florin Corasc97a7392017-11-05 23:07:07 -08001040 if (is_local || fib_proto == FIB_PROTOCOL_IP4)
Florin Coras6c36f532017-11-03 18:32:34 -07001041 {
Florin Corasc97a7392017-11-05 23:07:07 -08001042 u8 *tag = 0;
1043 /* *INDENT-OFF* */
1044 srt16 = &srt->session_rules_tables_16;
Damjan Marionb2c31b62020-12-13 21:47:40 +01001045 pool_foreach (rule16, srt16->rules) {
Florin Corasc97a7392017-11-05 23:07:07 -08001046 ri = mma_rules_table_rule_index_16 (srt16, rule16);
1047 tag = session_rules_table_rule_tag (srt, ri, 1);
1048 send_session_rule_details4 (rule16, is_local, tp, appns_index, tag,
Florin Coras6c4dae22018-01-09 06:39:23 -08001049 reg, context);
Damjan Marionb2c31b62020-12-13 21:47:40 +01001050 }
Florin Corasc97a7392017-11-05 23:07:07 -08001051 /* *INDENT-ON* */
1052 }
1053 if (is_local || fib_proto == FIB_PROTOCOL_IP6)
1054 {
1055 u8 *tag = 0;
1056 /* *INDENT-OFF* */
1057 srt40 = &srt->session_rules_tables_40;
Damjan Marionb2c31b62020-12-13 21:47:40 +01001058 pool_foreach (rule40, srt40->rules) {
Florin Corasc97a7392017-11-05 23:07:07 -08001059 ri = mma_rules_table_rule_index_40 (srt40, rule40);
1060 tag = session_rules_table_rule_tag (srt, ri, 1);
1061 send_session_rule_details6 (rule40, is_local, tp, appns_index, tag,
Florin Coras6c4dae22018-01-09 06:39:23 -08001062 reg, context);
Damjan Marionb2c31b62020-12-13 21:47:40 +01001063 }
Florin Corasc97a7392017-11-05 23:07:07 -08001064 /* *INDENT-ON* */
Florin Coras6c36f532017-11-03 18:32:34 -07001065 }
1066}
1067
1068static void
Neale Ranns2b202bc2020-09-21 08:17:51 +00001069vl_api_session_rules_dump_t_handler (vl_api_session_rules_dump_t * mp)
Florin Coras6c36f532017-11-03 18:32:34 -07001070{
Florin Coras6c4dae22018-01-09 06:39:23 -08001071 vl_api_registration_t *reg;
Florin Coras6c36f532017-11-03 18:32:34 -07001072 session_table_t *st;
Florin Corasc97a7392017-11-05 23:07:07 -08001073 u8 tp;
Florin Coras6c36f532017-11-03 18:32:34 -07001074
Florin Coras6c4dae22018-01-09 06:39:23 -08001075 reg = vl_api_client_index_to_registration (mp->client_index);
1076 if (!reg)
Florin Coras6c36f532017-11-03 18:32:34 -07001077 return;
1078
1079 /* *INDENT-OFF* */
1080 session_table_foreach (st, ({
Florin Coras07063b82020-03-13 04:44:51 +00001081 for (tp = 0; tp < TRANSPORT_N_PROTOS; tp++)
Florin Corasc97a7392017-11-05 23:07:07 -08001082 {
1083 send_session_rules_table_details (&st->session_rules[tp],
1084 st->active_fib_proto, tp,
Florin Coras6c4dae22018-01-09 06:39:23 -08001085 st->is_local, st->appns_index, reg,
Florin Corasc97a7392017-11-05 23:07:07 -08001086 mp->context);
1087 }
Florin Coras6c36f532017-11-03 18:32:34 -07001088 }));
1089 /* *INDENT-ON* */
1090}
1091
Florin Coras371ca502018-02-21 12:07:41 -08001092static void
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001093vl_api_app_add_cert_key_pair_t_handler (vl_api_app_add_cert_key_pair_t * mp)
Florin Coras371ca502018-02-21 12:07:41 -08001094{
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001095 vl_api_app_add_cert_key_pair_reply_t *rmp;
1096 vnet_app_add_cert_key_pair_args_t _a, *a = &_a;
1097 u32 certkey_len, key_len, cert_len;
Florin Coras371ca502018-02-21 12:07:41 -08001098 int rv = 0;
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001099 if (session_main_is_enabled () == 0)
Florin Coras371ca502018-02-21 12:07:41 -08001100 {
1101 rv = VNET_API_ERROR_FEATURE_DISABLED;
1102 goto done;
1103 }
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001104
Florin Coras371ca502018-02-21 12:07:41 -08001105 cert_len = clib_net_to_host_u16 (mp->cert_len);
Florin Coras5090c572018-03-18 08:22:17 -07001106 if (cert_len > 10000)
1107 {
1108 rv = VNET_API_ERROR_INVALID_VALUE;
1109 goto done;
1110 }
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001111
1112 certkey_len = clib_net_to_host_u16 (mp->certkey_len);
1113 if (certkey_len < cert_len)
Florin Coras371ca502018-02-21 12:07:41 -08001114 {
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001115 rv = VNET_API_ERROR_INVALID_VALUE;
1116 goto done;
Florin Coras371ca502018-02-21 12:07:41 -08001117 }
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001118
1119 key_len = certkey_len - cert_len;
1120 if (key_len > 10000)
1121 {
1122 rv = VNET_API_ERROR_INVALID_VALUE;
1123 goto done;
1124 }
1125
1126 clib_memset (a, 0, sizeof (*a));
Florin Corasa5a9efd2021-01-05 17:03:29 -08001127 a->cert = mp->certkey;
1128 a->key = mp->certkey + cert_len;
1129 a->cert_len = cert_len;
1130 a->key_len = key_len;
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001131 rv = vnet_app_add_cert_key_pair (a);
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001132
Florin Coras371ca502018-02-21 12:07:41 -08001133done:
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001134 /* *INDENT-OFF* */
1135 REPLY_MACRO2 (VL_API_APP_ADD_CERT_KEY_PAIR_REPLY, ({
1136 if (!rv)
Nathan Skrzypczak45ec9f42019-11-06 14:47:40 +01001137 rmp->index = clib_host_to_net_u32 (a->index);
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001138 }));
1139 /* *INDENT-ON* */
Florin Coras371ca502018-02-21 12:07:41 -08001140}
1141
1142static void
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001143vl_api_app_del_cert_key_pair_t_handler (vl_api_app_del_cert_key_pair_t * mp)
Florin Coras371ca502018-02-21 12:07:41 -08001144{
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001145 vl_api_app_del_cert_key_pair_reply_t *rmp;
Nathan Skrzypczak45ec9f42019-11-06 14:47:40 +01001146 u32 ckpair_index;
Florin Coras371ca502018-02-21 12:07:41 -08001147 int rv = 0;
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001148 if (session_main_is_enabled () == 0)
1149 {
1150 rv = VNET_API_ERROR_FEATURE_DISABLED;
1151 goto done;
1152 }
Nathan Skrzypczak45ec9f42019-11-06 14:47:40 +01001153 ckpair_index = clib_net_to_host_u32 (mp->index);
1154 rv = vnet_app_del_cert_key_pair (ckpair_index);
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001155
1156done:
Nathan Skrzypczak45ec9f42019-11-06 14:47:40 +01001157 REPLY_MACRO (VL_API_APP_DEL_CERT_KEY_PAIR_REPLY);
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001158}
1159
Florin Coras6cf30ad2017-04-04 23:08:23 -07001160static clib_error_t *
1161application_reaper_cb (u32 client_index)
Dave Barach68b0fb02017-02-28 15:15:56 -05001162{
Florin Coras6cf30ad2017-04-04 23:08:23 -07001163 application_t *app = application_lookup (client_index);
1164 vnet_app_detach_args_t _a, *a = &_a;
1165 if (app)
1166 {
Florin Coras15531972018-08-12 23:50:53 -07001167 a->app_index = app->app_index;
Florin Coras053a0e42018-11-13 15:52:38 -08001168 a->api_client_index = client_index;
Florin Coras6cf30ad2017-04-04 23:08:23 -07001169 vnet_application_detach (a);
1170 }
1171 return 0;
Dave Barach68b0fb02017-02-28 15:15:56 -05001172}
1173
Florin Coras6cf30ad2017-04-04 23:08:23 -07001174VL_MSG_API_REAPER_FUNCTION (application_reaper_cb);
Dave Barach68b0fb02017-02-28 15:15:56 -05001175
Dave Barach68b0fb02017-02-28 15:15:56 -05001176/*
Florin Coras61ae0562020-09-02 19:10:28 -07001177 * Socket api functions
1178 */
1179
1180static void
1181sapi_send_fds (app_worker_t * app_wrk, int *fds, int n_fds)
1182{
1183 app_sapi_msg_t smsg = { 0 };
1184 app_namespace_t *app_ns;
1185 application_t *app;
1186 clib_socket_t *cs;
1187 u32 cs_index;
1188
1189 app = application_get (app_wrk->app_index);
1190 app_ns = app_namespace_get (app->ns_index);
1191 cs_index = appns_sapi_handle_sock_index (app_wrk->api_client_index);
1192 cs = appns_sapi_get_socket (app_ns, cs_index);
Florin Coras1c0573d2020-09-23 10:31:27 -07001193 if (PREDICT_FALSE (!cs))
1194 return;
Florin Coras61ae0562020-09-02 19:10:28 -07001195
1196 /* There's no payload for the message only the type */
1197 smsg.type = APP_SAPI_MSG_TYPE_SEND_FDS;
1198 clib_socket_sendmsg (cs, &smsg, sizeof (smsg), fds, n_fds);
1199}
1200
1201static int
1202mq_send_add_segment_sapi_cb (u32 app_wrk_index, u64 segment_handle)
1203{
1204 int fds[SESSION_N_FD_TYPE], n_fds = 0;
1205 svm_msg_q_msg_t _msg, *msg = &_msg;
1206 session_app_add_segment_msg_t *mp;
1207 app_worker_t *app_wrk;
1208 session_event_t *evt;
1209 svm_msg_q_t *app_mq;
1210 fifo_segment_t *fs;
1211 ssvm_private_t *sp;
1212 u8 fd_flags = 0;
1213
1214 app_wrk = app_worker_get (app_wrk_index);
1215
1216 fs = segment_manager_get_segment_w_handle (segment_handle);
1217 sp = &fs->ssvm;
1218 ASSERT (ssvm_type (sp) == SSVM_SEGMENT_MEMFD);
1219
1220 fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
1221 fds[n_fds] = sp->fd;
1222 n_fds += 1;
1223
1224 app_mq = app_wrk->event_queue;
1225 if (mq_try_lock_and_alloc_msg (app_mq, msg))
1226 return -1;
1227
1228 /*
1229 * Send the fd over api socket
1230 */
1231 sapi_send_fds (app_wrk, fds, n_fds);
1232
1233 /*
1234 * Send the actual message over mq
1235 */
1236 evt = svm_msg_q_msg_data (app_mq, msg);
1237 clib_memset (evt, 0, sizeof (*evt));
1238 evt->event_type = SESSION_CTRL_EVT_APP_ADD_SEGMENT;
1239 mp = (session_app_add_segment_msg_t *) evt->data;
1240 clib_memset (mp, 0, sizeof (*mp));
1241 mp->segment_size = sp->ssvm_size;
1242 mp->fd_flags = fd_flags;
1243 mp->segment_handle = segment_handle;
1244 strncpy ((char *) mp->segment_name, (char *) sp->name,
1245 sizeof (mp->segment_name) - 1);
1246
1247 svm_msg_q_add_and_unlock (app_mq, msg);
1248
1249 return 0;
1250}
1251
1252static int
1253mq_send_del_segment_sapi_cb (u32 app_wrk_index, u64 segment_handle)
1254{
1255 svm_msg_q_msg_t _msg, *msg = &_msg;
1256 session_app_del_segment_msg_t *mp;
1257 app_worker_t *app_wrk;
1258 session_event_t *evt;
1259 svm_msg_q_t *app_mq;
1260
1261 app_wrk = app_worker_get (app_wrk_index);
1262
1263 app_mq = app_wrk->event_queue;
1264 if (mq_try_lock_and_alloc_msg (app_mq, msg))
1265 return -1;
1266
1267 evt = svm_msg_q_msg_data (app_mq, msg);
1268 clib_memset (evt, 0, sizeof (*evt));
1269 evt->event_type = SESSION_CTRL_EVT_APP_DEL_SEGMENT;
1270 mp = (session_app_del_segment_msg_t *) evt->data;
1271 clib_memset (mp, 0, sizeof (*mp));
1272 mp->segment_handle = segment_handle;
1273 svm_msg_q_add_and_unlock (app_mq, msg);
1274
1275 return 0;
1276}
1277
1278static session_cb_vft_t session_mq_sapi_cb_vft = {
1279 .session_accept_callback = mq_send_session_accepted_cb,
1280 .session_disconnect_callback = mq_send_session_disconnected_cb,
1281 .session_connected_callback = mq_send_session_connected_cb,
1282 .session_reset_callback = mq_send_session_reset_cb,
1283 .session_migrate_callback = mq_send_session_migrate_cb,
1284 .session_cleanup_callback = mq_send_session_cleanup_cb,
1285 .add_segment_callback = mq_send_add_segment_sapi_cb,
1286 .del_segment_callback = mq_send_del_segment_sapi_cb,
1287};
1288
1289static void
1290session_api_attach_handler (app_namespace_t * app_ns, clib_socket_t * cs,
1291 app_sapi_attach_msg_t * mp)
1292{
Florin Coras41d5f542021-01-15 13:49:33 -08001293 int rv = 0, *fds = 0, n_fds = 0, i, n_workers;
Florin Coras61ae0562020-09-02 19:10:28 -07001294 vnet_app_attach_args_t _a, *a = &_a;
1295 app_sapi_attach_reply_msg_t *rmp;
Florin Coras61ae0562020-09-02 19:10:28 -07001296 u8 fd_flags = 0, ctrl_thread;
1297 app_ns_api_handle_t *handle;
Florin Coras41d5f542021-01-15 13:49:33 -08001298 fifo_segment_t *rx_mqs_seg;
Florin Coras61ae0562020-09-02 19:10:28 -07001299 app_sapi_msg_t msg = { 0 };
1300 app_worker_t *app_wrk;
Florin Coras61ae0562020-09-02 19:10:28 -07001301 application_t *app;
Florin Coras41d5f542021-01-15 13:49:33 -08001302 svm_msg_q_t *rx_mq;
Florin Coras61ae0562020-09-02 19:10:28 -07001303
1304 /* Make sure name is null terminated */
1305 mp->name[63] = 0;
1306
1307 clib_memset (a, 0, sizeof (*a));
1308 a->api_client_index = appns_sapi_socket_handle (app_ns, cs);
1309 a->name = format (0, "%s", (char *) mp->name);
1310 a->options = mp->options;
1311 a->session_cb_vft = &session_mq_sapi_cb_vft;
1312 a->use_sock_api = 1;
1313 a->options[APP_OPTIONS_NAMESPACE] = app_namespace_index (app_ns);
1314
1315 if ((rv = vnet_application_attach (a)))
1316 {
1317 clib_warning ("attach returned: %d", rv);
1318 goto done;
1319 }
1320
Florin Coras41d5f542021-01-15 13:49:33 -08001321 n_workers = vlib_num_workers ();
1322 vec_validate (fds, 3 /* segs + tx evtfd */ + n_workers);
1323
Florin Coras61ae0562020-09-02 19:10:28 -07001324 /* Send event queues segment */
Florin Coras41d5f542021-01-15 13:49:33 -08001325 app = application_get (a->app_index);
1326 rx_mqs_seg = application_get_rx_mqs_segment (app);
1327
1328 fd_flags |= SESSION_FD_F_VPP_MQ_SEGMENT;
1329 fds[n_fds] = rx_mqs_seg->ssvm.fd;
1330 n_fds += 1;
1331
Florin Coras61ae0562020-09-02 19:10:28 -07001332 /* Send fifo segment fd if needed */
1333 if (ssvm_type (a->segment) == SSVM_SEGMENT_MEMFD)
1334 {
1335 fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
1336 fds[n_fds] = a->segment->fd;
1337 n_fds += 1;
1338 }
1339 if (a->options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_EVT_MQ_USE_EVENTFD)
1340 {
1341 fd_flags |= SESSION_FD_F_MQ_EVENTFD;
Florin Coras86f12322021-01-22 15:05:14 -08001342 fds[n_fds] = svm_msg_q_get_eventfd (a->app_evt_q);
Florin Coras61ae0562020-09-02 19:10:28 -07001343 n_fds += 1;
1344 }
1345
Florin Coras41d5f542021-01-15 13:49:33 -08001346 if (application_use_private_rx_mqs ())
1347 {
1348 fd_flags |= SESSION_FD_F_VPP_MQ_EVENTFD;
1349 for (i = 0; i < n_workers + 1; i++)
1350 {
1351 rx_mq = application_rx_mq_get (app, i);
1352 fds[n_fds] = svm_msg_q_get_eventfd (rx_mq);
1353 n_fds += 1;
1354 }
1355 }
1356
Florin Coras61ae0562020-09-02 19:10:28 -07001357done:
1358
1359 msg.type = APP_SAPI_MSG_TYPE_ATTACH_REPLY;
1360 rmp = &msg.attach_reply;
1361 rmp->retval = rv;
1362 if (!rv)
1363 {
Florin Coras41d5f542021-01-15 13:49:33 -08001364 ctrl_thread = n_workers ? 1 : 0;
Florin Coras61ae0562020-09-02 19:10:28 -07001365 rmp->app_index = a->app_index;
Florin Corasb4624182020-12-11 13:58:12 -08001366 rmp->app_mq =
1367 fifo_segment_msg_q_offset ((fifo_segment_t *) a->segment, 0);
Florin Coras41d5f542021-01-15 13:49:33 -08001368 rmp->vpp_ctrl_mq = fifo_segment_msg_q_offset (rx_mqs_seg, ctrl_thread);
Florin Coras61ae0562020-09-02 19:10:28 -07001369 rmp->vpp_ctrl_mq_thread = ctrl_thread;
1370 rmp->n_fds = n_fds;
1371 rmp->fd_flags = fd_flags;
1372 /* No segment name and size since we only support memfds
1373 * in this configuration */
1374 rmp->segment_handle = a->segment_handle;
1375 rmp->api_client_handle = a->api_client_index;
1376
1377 /* Update app index for socket */
1378 handle = (app_ns_api_handle_t *) & cs->private_data;
Florin Coras61ae0562020-09-02 19:10:28 -07001379 app_wrk = application_get_worker (app, 0);
1380 handle->aah_app_wrk_index = app_wrk->wrk_index;
1381 }
1382
1383 clib_socket_sendmsg (cs, &msg, sizeof (msg), fds, n_fds);
1384 vec_free (a->name);
Florin Coras41d5f542021-01-15 13:49:33 -08001385 vec_free (fds);
Florin Coras61ae0562020-09-02 19:10:28 -07001386}
1387
Florin Coras98078ab2021-08-12 18:12:09 -07001388void
Florin Coras61ae0562020-09-02 19:10:28 -07001389sapi_socket_close_w_handle (u32 api_handle)
1390{
1391 app_namespace_t *app_ns = app_namespace_get (api_handle >> 16);
1392 u16 sock_index = api_handle & 0xffff;
1393 app_ns_api_handle_t *handle;
1394 clib_socket_t *cs;
1395 clib_file_t *cf;
1396
1397 cs = appns_sapi_get_socket (app_ns, sock_index);
1398 if (!cs)
1399 return;
1400
1401 handle = (app_ns_api_handle_t *) & cs->private_data;
1402 cf = clib_file_get (&file_main, handle->aah_file_index);
1403 clib_file_del (&file_main, cf);
1404
1405 clib_socket_close (cs);
1406 appns_sapi_free_socket (app_ns, cs);
1407}
1408
1409static void
1410sapi_add_del_worker_handler (app_namespace_t * app_ns,
1411 clib_socket_t * cs,
1412 app_sapi_worker_add_del_msg_t * mp)
1413{
1414 int rv = 0, fds[SESSION_N_FD_TYPE], n_fds = 0;
1415 app_sapi_worker_add_del_reply_msg_t *rmp;
1416 app_ns_api_handle_t *handle;
1417 app_sapi_msg_t msg = { 0 };
1418 app_worker_t *app_wrk;
Florin Corascc7c88e2020-09-15 15:56:51 -07001419 u32 sapi_handle = -1;
Florin Coras61ae0562020-09-02 19:10:28 -07001420 application_t *app;
Florin Coras61ae0562020-09-02 19:10:28 -07001421 u8 fd_flags = 0;
1422
1423 app = application_get_if_valid (mp->app_index);
1424 if (!app)
1425 {
1426 rv = VNET_API_ERROR_INVALID_VALUE;
1427 goto done;
1428 }
1429
1430 sapi_handle = appns_sapi_socket_handle (app_ns, cs);
1431
1432 vnet_app_worker_add_del_args_t args = {
1433 .app_index = app->app_index,
1434 .wrk_map_index = mp->wrk_index,
1435 .api_client_index = sapi_handle,
1436 .is_add = mp->is_add
1437 };
1438 rv = vnet_app_worker_add_del (&args);
1439 if (rv)
1440 {
1441 clib_warning ("app worker add/del returned: %d", rv);
1442 goto done;
1443 }
1444
1445 if (!mp->is_add)
Florin Coras98078ab2021-08-12 18:12:09 -07001446 goto done;
Florin Coras61ae0562020-09-02 19:10:28 -07001447
1448 /* Send fifo segment fd if needed */
1449 if (ssvm_type (args.segment) == SSVM_SEGMENT_MEMFD)
1450 {
1451 fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
1452 fds[n_fds] = args.segment->fd;
1453 n_fds += 1;
1454 }
1455 if (application_segment_manager_properties (app)->use_mq_eventfd)
1456 {
1457 fd_flags |= SESSION_FD_F_MQ_EVENTFD;
Florin Coras86f12322021-01-22 15:05:14 -08001458 fds[n_fds] = svm_msg_q_get_eventfd (args.evt_q);
Florin Coras61ae0562020-09-02 19:10:28 -07001459 n_fds += 1;
1460 }
1461
1462done:
1463
1464 msg.type = APP_SAPI_MSG_TYPE_ADD_DEL_WORKER_REPLY;
1465 rmp = &msg.worker_add_del_reply;
1466 rmp->retval = rv;
1467 rmp->is_add = mp->is_add;
Florin Corascc7c88e2020-09-15 15:56:51 -07001468 rmp->api_client_handle = sapi_handle;
Florin Coras61ae0562020-09-02 19:10:28 -07001469 rmp->wrk_index = args.wrk_map_index;
1470 rmp->segment_handle = args.segment_handle;
1471 if (!rv && mp->is_add)
1472 {
1473 /* No segment name and size. This supports only memfds */
Florin Corasb4624182020-12-11 13:58:12 -08001474 rmp->app_event_queue_address =
1475 fifo_segment_msg_q_offset ((fifo_segment_t *) args.segment, 0);
Florin Coras61ae0562020-09-02 19:10:28 -07001476 rmp->n_fds = n_fds;
1477 rmp->fd_flags = fd_flags;
1478
1479 /* Update app index for socket */
1480 handle = (app_ns_api_handle_t *) & cs->private_data;
1481 app_wrk = application_get_worker (app, args.wrk_map_index);
1482 handle->aah_app_wrk_index = app_wrk->wrk_index;
1483 }
1484
1485 clib_socket_sendmsg (cs, &msg, sizeof (msg), fds, n_fds);
1486}
1487
1488static void
Florin Corase191d762021-08-11 14:55:49 -07001489sapi_add_del_cert_key_handler (app_namespace_t *app_ns, clib_socket_t *cs,
1490 app_sapi_cert_key_add_del_msg_t *mp)
1491{
1492 vnet_app_add_cert_key_pair_args_t _a, *a = &_a;
1493 app_sapi_cert_key_add_del_reply_msg_t *rmp;
1494 app_sapi_msg_t msg = { 0 };
1495 int rv = 0;
1496
1497 if (mp->is_add)
1498 {
1499 const u32 max_certkey_len = 2e4, max_cert_len = 1e4, max_key_len = 1e4;
1500 clib_error_t *err;
1501 u8 *certkey = 0;
1502 u32 key_len;
1503
1504 if (mp->certkey_len > max_certkey_len)
1505 {
1506 rv = SESSION_E_INVALID;
1507 goto send_reply;
1508 }
1509
1510 vec_validate (certkey, mp->certkey_len - 1);
1511 err = clib_socket_recvmsg (cs, certkey, mp->certkey_len, 0, 0);
1512 if (err)
1513 {
1514 clib_error_report (err);
1515 clib_error_free (err);
1516 rv = SESSION_E_INVALID;
1517 goto send_reply;
1518 }
1519
1520 if (mp->cert_len > max_cert_len)
1521 {
1522 rv = SESSION_E_INVALID;
1523 goto send_reply;
1524 }
1525
1526 if (mp->certkey_len < mp->cert_len)
1527 {
1528 rv = SESSION_E_INVALID;
1529 goto send_reply;
1530 }
1531
1532 key_len = mp->certkey_len - mp->cert_len;
1533 if (key_len > max_key_len)
1534 {
1535 rv = SESSION_E_INVALID;
1536 goto send_reply;
1537 }
1538
1539 clib_memset (a, 0, sizeof (*a));
1540 a->cert = certkey;
1541 a->key = certkey + mp->cert_len;
1542 a->cert_len = mp->cert_len;
1543 a->key_len = key_len;
1544 rv = vnet_app_add_cert_key_pair (a);
1545
1546 vec_free (certkey);
1547 }
1548 else
1549 {
1550 rv = vnet_app_del_cert_key_pair (mp->index);
1551 }
1552
1553send_reply:
1554
1555 msg.type = APP_SAPI_MSG_TYPE_ADD_DEL_CERT_KEY_REPLY;
1556 rmp = &msg.cert_key_add_del_reply;
1557 rmp->retval = rv;
1558 rmp->context = mp->context;
1559 if (!rv && mp->is_add)
1560 rmp->index = a->index;
1561
1562 clib_socket_sendmsg (cs, &msg, sizeof (msg), 0, 0);
1563}
1564
1565static void
Florin Coras61ae0562020-09-02 19:10:28 -07001566sapi_socket_detach (app_namespace_t * app_ns, clib_socket_t * cs)
1567{
Florin Coras61ae0562020-09-02 19:10:28 -07001568 app_ns_api_handle_t *handle;
1569 app_worker_t *app_wrk;
1570 u32 api_client_handle;
1571
1572 api_client_handle = appns_sapi_socket_handle (app_ns, cs);
Florin Coras61ae0562020-09-02 19:10:28 -07001573
Florin Corasf99a7d62020-09-14 10:29:29 -07001574 /* Cleanup everything because app worker closed socket or crashed */
Florin Coras61ae0562020-09-02 19:10:28 -07001575 handle = (app_ns_api_handle_t *) & cs->private_data;
1576 app_wrk = app_worker_get (handle->aah_app_wrk_index);
Florin Corasf99a7d62020-09-14 10:29:29 -07001577
1578 vnet_app_worker_add_del_args_t args = {
1579 .app_index = app_wrk->app_index,
1580 .wrk_map_index = app_wrk->wrk_map_index,
1581 .api_client_index = api_client_handle,
1582 .is_add = 0
1583 };
1584 /* Send rpc to main thread for worker barrier */
1585 vlib_rpc_call_main_thread (vnet_app_worker_add_del, (u8 *) & args,
1586 sizeof (args));
Florin Coras61ae0562020-09-02 19:10:28 -07001587}
1588
1589static clib_error_t *
1590sapi_sock_read_ready (clib_file_t * cf)
1591{
1592 app_ns_api_handle_t *handle = (app_ns_api_handle_t *) & cf->private_data;
Florin Coras7360e3d2020-09-18 16:15:47 -07001593 vlib_main_t *vm = vlib_get_main ();
Florin Coras61ae0562020-09-02 19:10:28 -07001594 app_sapi_msg_t msg = { 0 };
1595 app_namespace_t *app_ns;
1596 clib_error_t *err = 0;
1597 clib_socket_t *cs;
1598
1599 app_ns = app_namespace_get (handle->aah_app_ns_index);
1600 cs = appns_sapi_get_socket (app_ns, handle->aah_sock_index);
1601 if (!cs)
1602 goto error;
1603
1604 err = clib_socket_recvmsg (cs, &msg, sizeof (msg), 0, 0);
1605 if (err)
1606 {
1607 clib_error_free (err);
1608 sapi_socket_detach (app_ns, cs);
1609 goto error;
1610 }
1611
1612 handle = (app_ns_api_handle_t *) & cs->private_data;
1613
Florin Coras7360e3d2020-09-18 16:15:47 -07001614 vlib_worker_thread_barrier_sync (vm);
1615
Florin Coras61ae0562020-09-02 19:10:28 -07001616 switch (msg.type)
1617 {
1618 case APP_SAPI_MSG_TYPE_ATTACH:
1619 session_api_attach_handler (app_ns, cs, &msg.attach);
1620 break;
1621 case APP_SAPI_MSG_TYPE_ADD_DEL_WORKER:
1622 sapi_add_del_worker_handler (app_ns, cs, &msg.worker_add_del);
1623 break;
Florin Corase191d762021-08-11 14:55:49 -07001624 case APP_SAPI_MSG_TYPE_ADD_DEL_CERT_KEY:
1625 sapi_add_del_cert_key_handler (app_ns, cs, &msg.cert_key_add_del);
1626 break;
Florin Coras61ae0562020-09-02 19:10:28 -07001627 default:
1628 clib_warning ("app wrk %u unknown message type: %u",
1629 handle->aah_app_wrk_index, msg.type);
1630 break;
1631 }
1632
Florin Coras7360e3d2020-09-18 16:15:47 -07001633 vlib_worker_thread_barrier_release (vm);
1634
Florin Coras61ae0562020-09-02 19:10:28 -07001635error:
1636 return 0;
1637}
1638
1639static clib_error_t *
1640sapi_sock_write_ready (clib_file_t * cf)
1641{
1642 app_ns_api_handle_t *handle = (app_ns_api_handle_t *) & cf->private_data;
1643 clib_warning ("called for app ns %u", handle->aah_app_ns_index);
1644 return 0;
1645}
1646
1647static clib_error_t *
1648sapi_sock_error (clib_file_t * cf)
1649{
1650 app_ns_api_handle_t *handle = (app_ns_api_handle_t *) & cf->private_data;
1651 app_namespace_t *app_ns;
1652 clib_socket_t *cs;
1653
1654 app_ns = app_namespace_get (handle->aah_app_ns_index);
1655 cs = appns_sapi_get_socket (app_ns, handle->aah_sock_index);
1656 if (!cs)
1657 return 0;
1658
1659 sapi_socket_detach (app_ns, cs);
1660 return 0;
1661}
1662
1663static clib_error_t *
1664sapi_sock_accept_ready (clib_file_t * scf)
1665{
1666 app_ns_api_handle_t handle = *(app_ns_api_handle_t *) & scf->private_data;
1667 app_namespace_t *app_ns;
1668 clib_file_t cf = { 0 };
1669 clib_error_t *err = 0;
1670 clib_socket_t *ccs, *scs;
1671
1672 /* Listener files point to namespace */
1673 app_ns = app_namespace_get (handle.aah_app_ns_index);
1674
1675 /*
1676 * Initialize client socket
1677 */
1678 ccs = appns_sapi_alloc_socket (app_ns);
1679
1680 /* Grab server socket after client is initialized */
1681 scs = appns_sapi_get_socket (app_ns, handle.aah_sock_index);
1682 if (!scs)
1683 goto error;
1684
1685 err = clib_socket_accept (scs, ccs);
1686 if (err)
1687 {
1688 clib_error_report (err);
1689 goto error;
1690 }
1691
1692 cf.read_function = sapi_sock_read_ready;
1693 cf.write_function = sapi_sock_write_ready;
1694 cf.error_function = sapi_sock_error;
1695 cf.file_descriptor = ccs->fd;
1696 /* File points to app namespace and socket */
1697 handle.aah_sock_index = appns_sapi_socket_index (app_ns, ccs);
Florin Coras6b6c10b2020-09-24 11:58:28 -07001698 cf.private_data = handle.as_u64;
Florin Coras61ae0562020-09-02 19:10:28 -07001699 cf.description = format (0, "app sock conn fd: %d", ccs->fd);
1700
1701 /* Poll until we get an attach message. Socket points to file and
1702 * application that owns the socket */
1703 handle.aah_app_wrk_index = APP_INVALID_INDEX;
1704 handle.aah_file_index = clib_file_add (&file_main, &cf);
Florin Coras6b6c10b2020-09-24 11:58:28 -07001705 ccs->private_data = handle.as_u64;
Florin Coras61ae0562020-09-02 19:10:28 -07001706
1707 return err;
1708
1709error:
1710 appns_sapi_free_socket (app_ns, ccs);
1711 return err;
1712}
1713
1714int
1715appns_sapi_add_ns_socket (app_namespace_t * app_ns)
1716{
1717 char *subdir = "/app_ns_sockets/";
1718 app_ns_api_handle_t *handle;
1719 clib_file_t cf = { 0 };
1720 struct stat file_stat;
1721 clib_error_t *err;
1722 clib_socket_t *cs;
Benoît Ganne0bb670e2021-09-09 12:00:00 +02001723 char dir[4096];
Florin Coras61ae0562020-09-02 19:10:28 -07001724
Benoît Ganne0bb670e2021-09-09 12:00:00 +02001725 snprintf (dir, sizeof (dir), "%s%s", vlib_unix_get_runtime_dir (), subdir);
Florin Coras61ae0562020-09-02 19:10:28 -07001726 err = vlib_unix_recursive_mkdir ((char *) dir);
1727 if (err)
1728 {
1729 clib_error_report (err);
Benoît Ganne0bb670e2021-09-09 12:00:00 +02001730 return -1;
Florin Coras61ae0562020-09-02 19:10:28 -07001731 }
1732
Florin Coras7cb471a2021-07-23 08:39:26 -07001733 /* Use abstract sockets if a netns was provided */
1734 if (app_ns->netns)
1735 app_ns->sock_name = format (0, "@vpp/session/%v%c", app_ns->ns_id, 0);
1736 else
Benoît Ganne0bb670e2021-09-09 12:00:00 +02001737 app_ns->sock_name = format (0, "%s%v%c", dir, app_ns->ns_id, 0);
Florin Coras61ae0562020-09-02 19:10:28 -07001738
1739 /*
1740 * Create and initialize socket to listen on
1741 */
1742 cs = appns_sapi_alloc_socket (app_ns);
1743 cs->config = (char *) app_ns->sock_name;
1744 cs->flags = CLIB_SOCKET_F_IS_SERVER |
1745 CLIB_SOCKET_F_ALLOW_GROUP_WRITE |
1746 CLIB_SOCKET_F_SEQPACKET | CLIB_SOCKET_F_PASSCRED;
1747
Florin Coras7cb471a2021-07-23 08:39:26 -07001748 if ((err = clib_socket_init_netns (cs, app_ns->netns)))
Florin Coras61ae0562020-09-02 19:10:28 -07001749 {
1750 clib_error_report (err);
Benoît Ganne0bb670e2021-09-09 12:00:00 +02001751 return -1;
Florin Coras61ae0562020-09-02 19:10:28 -07001752 }
1753
Florin Coras7cb471a2021-07-23 08:39:26 -07001754 if (!app_ns->netns && stat ((char *) app_ns->sock_name, &file_stat) == -1)
Benoît Ganne0bb670e2021-09-09 12:00:00 +02001755 return -1;
Florin Coras61ae0562020-09-02 19:10:28 -07001756
1757 /*
1758 * Start polling it
1759 */
1760 cf.read_function = sapi_sock_accept_ready;
1761 cf.file_descriptor = cs->fd;
1762 /* File points to namespace */
1763 handle = (app_ns_api_handle_t *) & cf.private_data;
1764 handle->aah_app_ns_index = app_namespace_index (app_ns);
1765 handle->aah_sock_index = appns_sapi_socket_index (app_ns, cs);
1766 cf.description = format (0, "app sock listener: %s", app_ns->sock_name);
1767
1768 /* Socket points to clib file index */
1769 handle = (app_ns_api_handle_t *) & cs->private_data;
1770 handle->aah_file_index = clib_file_add (&file_main, &cf);
1771 handle->aah_app_wrk_index = APP_INVALID_INDEX;
1772
Benoît Ganne0bb670e2021-09-09 12:00:00 +02001773 return 0;
Florin Coras61ae0562020-09-02 19:10:28 -07001774}
1775
Filip Tehlar0046e972021-06-26 22:12:08 +00001776static void
1777vl_api_application_tls_cert_add_t_handler (
1778 vl_api_application_tls_cert_add_t *mp)
1779{
1780 /* deprecated */
1781}
1782
1783static void
1784vl_api_application_tls_key_add_t_handler (vl_api_application_tls_key_add_t *mp)
1785{
1786 /* deprecated */
1787}
1788
1789#include <vnet/session/session.api.c>
1790static clib_error_t *
1791session_api_hookup (vlib_main_t *vm)
1792{
1793 /*
1794 * Set up the (msg_name, crc, message-id) table
1795 */
1796 REPLY_MSG_ID_BASE = setup_message_id_table ();
1797
1798 return 0;
1799}
1800
1801VLIB_API_INIT_FUNCTION (session_api_hookup);
1802
Florin Coras61ae0562020-09-02 19:10:28 -07001803/*
Dave Barach68b0fb02017-02-28 15:15:56 -05001804 * fd.io coding-style-patch-verification: ON
1805 *
1806 * Local Variables:
1807 * eval: (c-set-style "gnu")
1808 * End:
1809 */