blob: 16acc9c997d43efb6097dfded2d280f9e2eb1e18 [file] [log] [blame]
Dave Barach68b0fb02017-02-28 15:15:56 -05001/*
Florin Coras288eaab2019-02-03 15:26:14 -08002 * Copyright (c) 2017-2019 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/session/application.h>
Florin Coras6cf30ad2017-04-04 23:08:23 -070017#include <vnet/session/application_interface.h>
Florin Corascea194d2017-10-02 00:18:51 -070018#include <vnet/session/application_namespace.h>
Florin Corasba7d8f52019-02-22 13:11:38 -080019#include <vnet/session/application_local.h>
Dave Barach68b0fb02017-02-28 15:15:56 -050020#include <vnet/session/session.h>
21
Florin Coras15531972018-08-12 23:50:53 -070022static app_main_t app_main;
Dave Barach68b0fb02017-02-28 15:15:56 -050023
Florin Corasc1a42652019-02-08 18:27:29 -080024#define app_interface_check_thread_and_barrier(_fn, _arg) \
25 if (PREDICT_FALSE (!vlib_thread_is_main_w_barrier ())) \
26 { \
27 vlib_rpc_call_main_thread (_fn, (u8 *) _arg, sizeof(*_arg)); \
28 return 0; \
29 }
30
Florin Corasab2f6db2018-08-31 14:31:41 -070031static app_listener_t *
32app_listener_alloc (application_t * app)
33{
34 app_listener_t *app_listener;
35 pool_get (app->listeners, app_listener);
Dave Barachb7b92992018-10-17 10:38:51 -040036 clib_memset (app_listener, 0, sizeof (*app_listener));
Florin Corasab2f6db2018-08-31 14:31:41 -070037 app_listener->al_index = app_listener - app->listeners;
Florin Corasc9940fc2019-02-05 20:55:11 -080038 app_listener->app_index = app->app_index;
39 app_listener->session_index = SESSION_INVALID_INDEX;
40 app_listener->local_index = SESSION_INVALID_INDEX;
Florin Coras87d66332019-06-11 12:31:31 -070041 app_listener->ls_handle = SESSION_INVALID_HANDLE;
Florin Corasab2f6db2018-08-31 14:31:41 -070042 return app_listener;
43}
44
Florin Corasc9940fc2019-02-05 20:55:11 -080045app_listener_t *
Florin Corasab2f6db2018-08-31 14:31:41 -070046app_listener_get (application_t * app, u32 app_listener_index)
47{
48 return pool_elt_at_index (app->listeners, app_listener_index);
49}
50
51static void
52app_listener_free (application_t * app, app_listener_t * app_listener)
53{
54 clib_bitmap_free (app_listener->workers);
Florin Corasab2f6db2018-08-31 14:31:41 -070055 if (CLIB_DEBUG)
Dave Barachb7b92992018-10-17 10:38:51 -040056 clib_memset (app_listener, 0xfa, sizeof (*app_listener));
BenoƮt Ganned4aeb842019-07-18 18:38:42 +020057 pool_put (app->listeners, app_listener);
Florin Corasab2f6db2018-08-31 14:31:41 -070058}
59
Florin Corasc9940fc2019-02-05 20:55:11 -080060session_handle_t
61app_listener_handle (app_listener_t * al)
62{
Florin Coras87d66332019-06-11 12:31:31 -070063 return al->ls_handle;
Florin Corasc9940fc2019-02-05 20:55:11 -080064}
65
66app_listener_t *
67app_listener_get_w_session (session_t * ls)
68{
69 application_t *app;
70
71 app = application_get_if_valid (ls->app_index);
72 if (!app)
73 return 0;
74 return app_listener_get (app, ls->al_index);
75}
76
Florin Coras87d66332019-06-11 12:31:31 -070077session_handle_t
78app_listen_session_handle (session_t * ls)
79{
80 app_listener_t *al;
81 al = app_listener_get_w_session (ls);
82 if (!al)
83 return listen_session_get_handle (ls);
84 return al->ls_handle;
85}
86
Florin Corasc9940fc2019-02-05 20:55:11 -080087app_listener_t *
88app_listener_get_w_handle (session_handle_t handle)
89{
Florin Coras87d66332019-06-11 12:31:31 -070090 session_t *ls;
91 ls = session_get_from_handle_if_valid (handle);
92 if (!ls)
Florin Corasc9940fc2019-02-05 20:55:11 -080093 return 0;
Florin Coras87d66332019-06-11 12:31:31 -070094 return app_listener_get_w_session (ls);
Florin Corasc9940fc2019-02-05 20:55:11 -080095}
96
97app_listener_t *
98app_listener_lookup (application_t * app, session_endpoint_cfg_t * sep_ext)
99{
100 u32 table_index, fib_proto;
101 session_endpoint_t *sep;
102 session_handle_t handle;
Florin Corasc9940fc2019-02-05 20:55:11 -0800103 session_t *ls;
104
105 sep = (session_endpoint_t *) sep_ext;
106 if (application_has_local_scope (app) && session_endpoint_is_local (sep))
107 {
108 table_index = application_local_session_table (app);
109 handle = session_lookup_endpoint_listener (table_index, sep, 1);
110 if (handle != SESSION_INVALID_HANDLE)
111 {
Florin Corasd4295e62019-02-22 13:11:38 -0800112 ls = listen_session_get_from_handle (handle);
113 return app_listener_get_w_session (ls);
Florin Corasc9940fc2019-02-05 20:55:11 -0800114 }
115 }
116
117 fib_proto = session_endpoint_fib_proto (sep);
Florin Coras95cd8642019-12-30 21:53:19 -0800118 table_index = session_lookup_get_index_for_fib (fib_proto, sep->fib_index);
Florin Corasc9940fc2019-02-05 20:55:11 -0800119 handle = session_lookup_endpoint_listener (table_index, sep, 1);
120 if (handle != SESSION_INVALID_HANDLE)
121 {
122 ls = listen_session_get_from_handle (handle);
123 return app_listener_get_w_session ((session_t *) ls);
124 }
125
126 return 0;
127}
128
129int
130app_listener_alloc_and_init (application_t * app,
131 session_endpoint_cfg_t * sep,
132 app_listener_t ** listener)
133{
134 app_listener_t *app_listener;
Florin Corasd4295e62019-02-22 13:11:38 -0800135 transport_connection_t *tc;
Florin Coras95cd8642019-12-30 21:53:19 -0800136 u32 al_index, table_index;
Florin Corasc9940fc2019-02-05 20:55:11 -0800137 session_handle_t lh;
138 session_type_t st;
139 session_t *ls = 0;
140 int rv;
141
142 app_listener = app_listener_alloc (app);
Florin Corasa27a46e2019-02-18 13:02:28 -0800143 al_index = app_listener->al_index;
Florin Corasc9940fc2019-02-05 20:55:11 -0800144 st = session_type_from_proto_and_ip (sep->transport_proto, sep->is_ip4);
145
146 /*
147 * Add session endpoint to local session table. Only binds to "inaddr_any"
148 * (i.e., zero address) are added to local scope table.
149 */
150 if (application_has_local_scope (app)
151 && session_endpoint_is_local ((session_endpoint_t *) sep))
152 {
Florin Corasd4295e62019-02-22 13:11:38 -0800153 session_type_t local_st;
Florin Corasc9940fc2019-02-05 20:55:11 -0800154
Florin Corasd4295e62019-02-22 13:11:38 -0800155 local_st = session_type_from_proto_and_ip (TRANSPORT_PROTO_NONE,
156 sep->is_ip4);
157 ls = listen_session_alloc (0, local_st);
158 ls->app_index = app->app_index;
159 ls->app_wrk_index = sep->app_wrk_index;
160 lh = session_handle (ls);
161
162 if ((rv = session_listen (ls, sep)))
163 {
164 ls = session_get_from_handle (lh);
165 session_free (ls);
166 return rv;
167 }
168
169 ls = session_get_from_handle (lh);
170 app_listener = app_listener_get (app, al_index);
171 app_listener->local_index = ls->session_index;
Florin Coras87d66332019-06-11 12:31:31 -0700172 app_listener->ls_handle = lh;
Florin Corasd4295e62019-02-22 13:11:38 -0800173 ls->al_index = al_index;
174
Florin Corasc9940fc2019-02-05 20:55:11 -0800175 table_index = application_local_session_table (app);
Florin Corasc9940fc2019-02-05 20:55:11 -0800176 session_lookup_add_session_endpoint (table_index,
177 (session_endpoint_t *) sep, lh);
Florin Corasc9940fc2019-02-05 20:55:11 -0800178 }
179
180 if (application_has_global_scope (app))
181 {
182 /*
183 * Start listening on local endpoint for requested transport and scope.
184 * Creates a stream session with state LISTENING to be used in session
185 * lookups, prior to establishing connection. Requests transport to
186 * build it's own specific listening connection.
187 */
Florin Corasba7d8f52019-02-22 13:11:38 -0800188 ls = listen_session_alloc (0, st);
Florin Corasc9940fc2019-02-05 20:55:11 -0800189 ls->app_index = app->app_index;
190 ls->app_wrk_index = sep->app_wrk_index;
191
192 /* Listen pool can be reallocated if the transport is
193 * recursive (tls) */
Florin Corasd4295e62019-02-22 13:11:38 -0800194 lh = listen_session_get_handle (ls);
Florin Corasc9940fc2019-02-05 20:55:11 -0800195
196 if ((rv = session_listen (ls, sep)))
197 {
Florin Corasd4295e62019-02-22 13:11:38 -0800198 ls = listen_session_get_from_handle (lh);
Florin Corasc9940fc2019-02-05 20:55:11 -0800199 session_free (ls);
200 return rv;
201 }
Florin Corasd4295e62019-02-22 13:11:38 -0800202 ls = listen_session_get_from_handle (lh);
Florin Corasa27a46e2019-02-18 13:02:28 -0800203 app_listener = app_listener_get (app, al_index);
Florin Corasc9940fc2019-02-05 20:55:11 -0800204 app_listener->session_index = ls->session_index;
Florin Coras87d66332019-06-11 12:31:31 -0700205 app_listener->ls_handle = lh;
Florin Corasa27a46e2019-02-18 13:02:28 -0800206 ls->al_index = al_index;
Florin Corasd4295e62019-02-22 13:11:38 -0800207
208 /* Add to the global lookup table after transport was initialized.
209 * Lookup table needs to be populated only now because sessions
210 * with cut-through transport are are added to app local tables that
211 * are not related to network fibs, i.e., cannot be added as
212 * connections */
213 tc = session_get_transport (ls);
Nathan Skrzypczak2eed1a12019-07-04 14:26:21 +0200214 if (!(tc->flags & TRANSPORT_CONNECTION_F_NO_LOOKUP))
Florin Coras95cd8642019-12-30 21:53:19 -0800215 {
216 fib_protocol_t fib_proto;
217 fib_proto = session_endpoint_fib_proto ((session_endpoint_t *) sep);
218 table_index = session_lookup_get_index_for_fib (fib_proto,
219 sep->fib_index);
220 ASSERT (table_index != SESSION_TABLE_INVALID_INDEX);
221 session_lookup_add_session_endpoint (table_index,
222 (session_endpoint_t *) sep,
223 lh);
224 }
Florin Corasc9940fc2019-02-05 20:55:11 -0800225 }
226
Florin Coras2b81e3c2019-02-27 07:55:46 -0800227 if (!ls)
Florin Corasc9940fc2019-02-05 20:55:11 -0800228 {
229 app_listener_free (app, app_listener);
230 return -1;
231 }
232
233 *listener = app_listener;
234 return 0;
235}
236
237void
238app_listener_cleanup (app_listener_t * al)
239{
240 application_t *app = application_get (al->app_index);
Florin Corasd4295e62019-02-22 13:11:38 -0800241 session_t *ls;
Florin Corasc9940fc2019-02-05 20:55:11 -0800242
243 if (al->session_index != SESSION_INVALID_INDEX)
244 {
Florin Corasd4295e62019-02-22 13:11:38 -0800245 ls = session_get (al->session_index, 0);
Florin Corasc9940fc2019-02-05 20:55:11 -0800246 session_stop_listen (ls);
Florin Corasba7d8f52019-02-22 13:11:38 -0800247 listen_session_free (ls);
Florin Corasc9940fc2019-02-05 20:55:11 -0800248 }
249 if (al->local_index != SESSION_INVALID_INDEX)
250 {
251 session_endpoint_t sep = SESSION_ENDPOINT_NULL;
Florin Corasc9940fc2019-02-05 20:55:11 -0800252 u32 table_index;
253
254 table_index = application_local_session_table (app);
Florin Corasd4295e62019-02-22 13:11:38 -0800255 ls = listen_session_get (al->local_index);
Florin Coras2b81e3c2019-02-27 07:55:46 -0800256 ct_session_endpoint (ls, &sep);
Florin Corasc9940fc2019-02-05 20:55:11 -0800257 session_lookup_del_session_endpoint (table_index, &sep);
Florin Coras2b81e3c2019-02-27 07:55:46 -0800258 session_stop_listen (ls);
Florin Corasd4295e62019-02-22 13:11:38 -0800259 listen_session_free (ls);
Florin Corasc9940fc2019-02-05 20:55:11 -0800260 }
261 app_listener_free (app, al);
262}
263
Florin Coras11e2cf52019-03-06 12:04:24 -0800264static app_worker_t *
265app_listener_select_worker (application_t * app, app_listener_t * al)
Florin Corasc9940fc2019-02-05 20:55:11 -0800266{
Florin Corasc9940fc2019-02-05 20:55:11 -0800267 u32 wrk_index;
268
269 app = application_get (al->app_index);
270 wrk_index = clib_bitmap_next_set (al->workers, al->accept_rotor + 1);
271 if (wrk_index == ~0)
272 wrk_index = clib_bitmap_first_set (al->workers);
273
274 ASSERT (wrk_index != ~0);
275 al->accept_rotor = wrk_index;
276 return application_get_worker (app, wrk_index);
277}
278
279session_t *
280app_listener_get_session (app_listener_t * al)
281{
282 if (al->session_index == SESSION_INVALID_INDEX)
283 return 0;
284
285 return listen_session_get (al->session_index);
Florin Corasab2f6db2018-08-31 14:31:41 -0700286}
287
Florin Corasd4295e62019-02-22 13:11:38 -0800288session_t *
289app_listener_get_local_session (app_listener_t * al)
290{
291 if (al->local_index == SESSION_INVALID_INDEX)
292 return 0;
293 return listen_session_get (al->local_index);
294}
295
Florin Coras15531972018-08-12 23:50:53 -0700296static app_worker_map_t *
297app_worker_map_alloc (application_t * app)
298{
299 app_worker_map_t *map;
300 pool_get (app->worker_maps, map);
Dave Barachb7b92992018-10-17 10:38:51 -0400301 clib_memset (map, 0, sizeof (*map));
Florin Coras15531972018-08-12 23:50:53 -0700302 return map;
303}
Dave Barach68b0fb02017-02-28 15:15:56 -0500304
Florin Coras15531972018-08-12 23:50:53 -0700305static u32
306app_worker_map_index (application_t * app, app_worker_map_t * map)
307{
308 return (map - app->worker_maps);
309}
310
311static void
312app_worker_map_free (application_t * app, app_worker_map_t * map)
313{
314 pool_put (app->worker_maps, map);
315}
316
317static app_worker_map_t *
318app_worker_map_get (application_t * app, u32 map_index)
319{
Florin Coras01f3f892018-12-02 12:45:53 -0800320 if (pool_is_free_index (app->worker_maps, map_index))
321 return 0;
Florin Coras15531972018-08-12 23:50:53 -0700322 return pool_elt_at_index (app->worker_maps, map_index);
323}
Florin Coras0bee9ce2018-03-22 21:24:31 -0700324
Florin Coras053a0e42018-11-13 15:52:38 -0800325static const u8 *
Florin Coras0bee9ce2018-03-22 21:24:31 -0700326app_get_name (application_t * app)
327{
Florin Coras0bee9ce2018-03-22 21:24:31 -0700328 return app->name;
329}
330
Florin Corascea194d2017-10-02 00:18:51 -0700331u32
332application_session_table (application_t * app, u8 fib_proto)
333{
334 app_namespace_t *app_ns;
335 app_ns = app_namespace_get (app->ns_index);
336 if (!application_has_global_scope (app))
337 return APP_INVALID_INDEX;
338 if (fib_proto == FIB_PROTOCOL_IP4)
339 return session_lookup_get_index_for_fib (fib_proto,
340 app_ns->ip4_fib_index);
341 else
342 return session_lookup_get_index_for_fib (fib_proto,
343 app_ns->ip6_fib_index);
344}
345
346u32
347application_local_session_table (application_t * app)
348{
349 app_namespace_t *app_ns;
350 if (!application_has_local_scope (app))
351 return APP_INVALID_INDEX;
352 app_ns = app_namespace_get (app->ns_index);
353 return app_ns->local_table_index;
354}
355
Florin Corascea194d2017-10-02 00:18:51 -0700356/**
Florin Coras053a0e42018-11-13 15:52:38 -0800357 * Returns app name for app-index
Florin Corascea194d2017-10-02 00:18:51 -0700358 */
Florin Coras053a0e42018-11-13 15:52:38 -0800359const u8 *
Florin Corascea194d2017-10-02 00:18:51 -0700360application_name_from_index (u32 app_index)
361{
362 application_t *app = application_get (app_index);
363 if (!app)
364 return 0;
Florin Coras053a0e42018-11-13 15:52:38 -0800365 return app_get_name (app);
366}
367
368static void
369application_api_table_add (u32 app_index, u32 api_client_index)
370{
Florin Corasc1f5a432018-11-20 11:31:26 -0800371 if (api_client_index != APP_INVALID_INDEX)
372 hash_set (app_main.app_by_api_client_index, api_client_index, app_index);
Florin Coras053a0e42018-11-13 15:52:38 -0800373}
374
375static void
376application_api_table_del (u32 api_client_index)
377{
378 hash_unset (app_main.app_by_api_client_index, api_client_index);
Florin Corascea194d2017-10-02 00:18:51 -0700379}
380
Dave Barach68b0fb02017-02-28 15:15:56 -0500381static void
Florin Corasc1f5a432018-11-20 11:31:26 -0800382application_name_table_add (application_t * app)
Dave Barach68b0fb02017-02-28 15:15:56 -0500383{
Florin Corasc1f5a432018-11-20 11:31:26 -0800384 hash_set_mem (app_main.app_by_name, app->name, app->app_index);
Dave Barach68b0fb02017-02-28 15:15:56 -0500385}
386
387static void
Florin Corasc1f5a432018-11-20 11:31:26 -0800388application_name_table_del (application_t * app)
Dave Barach68b0fb02017-02-28 15:15:56 -0500389{
Florin Corasc1f5a432018-11-20 11:31:26 -0800390 hash_unset_mem (app_main.app_by_name, app->name);
Dave Barach68b0fb02017-02-28 15:15:56 -0500391}
392
393application_t *
394application_lookup (u32 api_client_index)
395{
396 uword *p;
Florin Coras15531972018-08-12 23:50:53 -0700397 p = hash_get (app_main.app_by_api_client_index, api_client_index);
Dave Barach68b0fb02017-02-28 15:15:56 -0500398 if (p)
Florin Coras053a0e42018-11-13 15:52:38 -0800399 return application_get_if_valid (p[0]);
Dave Barach68b0fb02017-02-28 15:15:56 -0500400
401 return 0;
402}
403
Florin Coras6cf30ad2017-04-04 23:08:23 -0700404application_t *
Florin Coras0bee9ce2018-03-22 21:24:31 -0700405application_lookup_name (const u8 * name)
406{
407 uword *p;
Florin Coras15531972018-08-12 23:50:53 -0700408 p = hash_get_mem (app_main.app_by_name, name);
Florin Coras0bee9ce2018-03-22 21:24:31 -0700409 if (p)
410 return application_get (p[0]);
411
412 return 0;
413}
414
Florin Coras41d5f542021-01-15 13:49:33 -0800415void
416appsl_pending_rx_mqs_add_tail (appsl_wrk_t *aw, app_rx_mq_elt_t *elt)
417{
418 app_rx_mq_elt_t *head;
419
420 if (!aw->pending_rx_mqs)
421 {
422 elt->next = elt->prev = elt;
423 aw->pending_rx_mqs = elt;
424 return;
425 }
426
427 head = aw->pending_rx_mqs;
428
429 ASSERT (head != elt);
430
431 elt->prev = head->prev;
432 elt->next = head;
433
434 head->prev->next = elt;
435 head->prev = elt;
436}
437
438void
439appsl_pending_rx_mqs_del (appsl_wrk_t *aw, app_rx_mq_elt_t *elt)
440{
441 if (elt->next == elt)
442 {
443 elt->next = elt->prev = 0;
444 aw->pending_rx_mqs = 0;
445 return;
446 }
447
448 if (elt == aw->pending_rx_mqs)
449 aw->pending_rx_mqs = elt->next;
450
451 elt->next->prev = elt->prev;
452 elt->prev->next = elt->next;
453 elt->next = elt->prev = 0;
454}
455
456vlib_node_registration_t appsl_rx_mqs_input_node;
457
458VLIB_NODE_FN (appsl_rx_mqs_input_node)
459(vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
460{
461 u32 thread_index = vm->thread_index, n_msgs = 0;
462 app_rx_mq_elt_t *elt, *next;
463 app_main_t *am = &app_main;
464 session_worker_t *wrk;
465 int __clib_unused rv;
466 appsl_wrk_t *aw;
467 u64 buf;
468
469 aw = &am->wrk[thread_index];
470 elt = aw->pending_rx_mqs;
471 if (!elt)
472 return 0;
473
474 wrk = session_main_get_worker (thread_index);
475
476 do
477 {
478 if (!(elt->flags & APP_RX_MQ_F_POSTPONED))
479 rv = read (svm_msg_q_get_eventfd (elt->mq), &buf, sizeof (buf));
480 n_msgs += session_wrk_handle_mq (wrk, elt->mq);
481
482 next = elt->next;
483 appsl_pending_rx_mqs_del (aw, elt);
484 if (!svm_msg_q_is_empty (elt->mq))
485 {
486 elt->flags |= APP_RX_MQ_F_POSTPONED;
487 appsl_pending_rx_mqs_add_tail (aw, elt);
488 }
489 else
490 {
491 elt->flags = 0;
492 }
493 elt = next;
494 }
495 while (aw->pending_rx_mqs && elt != aw->pending_rx_mqs);
496
497 if (aw->pending_rx_mqs)
498 vlib_node_set_interrupt_pending (vm, appsl_rx_mqs_input_node.index);
499
500 return n_msgs;
501}
502
503VLIB_REGISTER_NODE (appsl_rx_mqs_input_node) = {
504 .name = "appsl-rx-mqs-input",
505 .type = VLIB_NODE_TYPE_INPUT,
506 .state = VLIB_NODE_STATE_DISABLED,
507};
508
509static clib_error_t *
510app_rx_mq_fd_read_ready (clib_file_t *cf)
511{
512 app_rx_mq_handle_t *handle = (app_rx_mq_handle_t *) &cf->private_data;
513 vlib_main_t *vm = vlib_get_main ();
514 app_main_t *am = &app_main;
515 app_rx_mq_elt_t *mqe;
516 application_t *app;
517 appsl_wrk_t *aw;
518
519 ASSERT (vlib_get_thread_index () == handle->thread_index);
520 app = application_get_if_valid (handle->app_index);
521 if (!app)
522 return 0;
523
524 mqe = &app->rx_mqs[handle->thread_index];
525 if ((mqe->flags & APP_RX_MQ_F_PENDING) || svm_msg_q_is_empty (mqe->mq))
526 return 0;
527
528 aw = &am->wrk[handle->thread_index];
529 appsl_pending_rx_mqs_add_tail (aw, mqe);
530 mqe->flags |= APP_RX_MQ_F_PENDING;
531
532 vlib_node_set_interrupt_pending (vm, appsl_rx_mqs_input_node.index);
533
534 return 0;
535}
536
537static clib_error_t *
538app_rx_mq_fd_write_ready (clib_file_t *cf)
539{
540 clib_warning ("should not be called");
541 return 0;
542}
543
544static void
545app_rx_mqs_epoll_add (application_t *app, app_rx_mq_elt_t *mqe)
546{
547 clib_file_t template = { 0 };
548 app_rx_mq_handle_t handle;
549 u32 thread_index;
550 int fd;
551
552 thread_index = mqe - app->rx_mqs;
553 fd = svm_msg_q_get_eventfd (mqe->mq);
554
555 handle.app_index = app->app_index;
556 handle.thread_index = thread_index;
557
558 template.read_function = app_rx_mq_fd_read_ready;
559 template.write_function = app_rx_mq_fd_write_ready;
560 template.file_descriptor = fd;
561 template.private_data = handle.as_u64;
562 template.polling_thread_index = thread_index;
563 template.description =
564 format (0, "app-%u-rx-mq-%u", app->app_index, thread_index);
565 mqe->file_index = clib_file_add (&file_main, &template);
566}
567
568static void
569app_rx_mqs_epoll_del (application_t *app, app_rx_mq_elt_t *mqe)
570{
571 u32 thread_index = mqe - app->rx_mqs;
572 app_main_t *am = &app_main;
573 appsl_wrk_t *aw;
574
575 aw = &am->wrk[thread_index];
576
Florin Coras87d81ae2021-03-31 21:05:24 -0700577 session_wrk_handle_mq (session_main_get_worker (thread_index), mqe->mq);
578
Florin Coras41d5f542021-01-15 13:49:33 -0800579 if (mqe->flags & APP_RX_MQ_F_PENDING)
Florin Coras87d81ae2021-03-31 21:05:24 -0700580 appsl_pending_rx_mqs_del (aw, mqe);
Florin Coras41d5f542021-01-15 13:49:33 -0800581
582 clib_file_del_by_index (&file_main, mqe->file_index);
583}
584
585svm_msg_q_t *
586application_rx_mq_get (application_t *app, u32 mq_index)
587{
588 if (!app->rx_mqs)
589 return 0;
590
591 return app->rx_mqs[mq_index].mq;
592}
593
594static int
595app_rx_mqs_alloc (application_t *app)
596{
597 u32 evt_q_length, evt_size = sizeof (session_event_t);
598 fifo_segment_t *eqs = &app->rx_mqs_segment;
599 u32 n_mqs = vlib_num_workers () + 1;
600 segment_manager_props_t *props;
601 int i;
602
603 props = application_segment_manager_properties (app);
604 evt_q_length = clib_max (props->evt_q_size, 128);
605
606 svm_msg_q_cfg_t _cfg, *cfg = &_cfg;
607 svm_msg_q_ring_cfg_t rc[SESSION_MQ_N_RINGS] = {
608 { evt_q_length, evt_size, 0 }, { evt_q_length >> 1, 256, 0 }
609 };
610 cfg->consumer_pid = 0;
611 cfg->n_rings = 2;
612 cfg->q_nitems = evt_q_length;
613 cfg->ring_cfgs = rc;
614
615 eqs->ssvm.ssvm_size = svm_msg_q_size_to_alloc (cfg) * n_mqs + (16 << 10);
616 eqs->ssvm.name = format (0, "%s-rx-mqs-seg%c", app->name, 0);
617
618 if (ssvm_server_init (&eqs->ssvm, SSVM_SEGMENT_MEMFD))
619 {
620 clib_warning ("failed to initialize queue segment");
621 return SESSION_E_SEG_CREATE;
622 }
623
624 fifo_segment_init (eqs);
625
626 /* Fifo segment filled only with mqs */
627 eqs->h->n_mqs = n_mqs;
628 vec_validate (app->rx_mqs, n_mqs - 1);
629
630 for (i = 0; i < n_mqs; i++)
631 {
632 app->rx_mqs[i].mq = fifo_segment_msg_q_alloc (eqs, i, cfg);
633 if (svm_msg_q_alloc_eventfd (app->rx_mqs[i].mq))
634 {
635 clib_warning ("eventfd returned");
636 fifo_segment_cleanup (eqs);
637 ssvm_delete (&eqs->ssvm);
638 return SESSION_E_EVENTFD_ALLOC;
639 }
640 app_rx_mqs_epoll_add (app, &app->rx_mqs[i]);
641 app->rx_mqs[i].app_index = app->app_index;
642 }
643
644 return 0;
645}
646
647u8
648application_use_private_rx_mqs (void)
649{
650 return session_main.use_private_rx_mqs;
651}
652
653fifo_segment_t *
654application_get_rx_mqs_segment (application_t *app)
655{
656 if (application_use_private_rx_mqs ())
657 return &app->rx_mqs_segment;
658 return session_main_get_evt_q_segment ();
659}
660
661void
662application_enable_rx_mqs_nodes (u8 is_en)
663{
664 u8 state = is_en ? VLIB_NODE_STATE_INTERRUPT : VLIB_NODE_STATE_DISABLED;
665
666 foreach_vlib_main ()
667 vlib_node_set_state (this_vlib_main, appsl_rx_mqs_input_node.index, state);
668}
669
Florin Corasc1a42652019-02-08 18:27:29 -0800670static application_t *
Florin Coras15531972018-08-12 23:50:53 -0700671application_alloc (void)
Florin Coras6cf30ad2017-04-04 23:08:23 -0700672{
673 application_t *app;
Florin Coras15531972018-08-12 23:50:53 -0700674 pool_get (app_main.app_pool, app);
Dave Barachb7b92992018-10-17 10:38:51 -0400675 clib_memset (app, 0, sizeof (*app));
Florin Coras15531972018-08-12 23:50:53 -0700676 app->app_index = app - app_main.app_pool;
Florin Coras6cf30ad2017-04-04 23:08:23 -0700677 return app;
678}
679
Florin Coras15531972018-08-12 23:50:53 -0700680application_t *
681application_get (u32 app_index)
Dave Barach68b0fb02017-02-28 15:15:56 -0500682{
Florin Coras15531972018-08-12 23:50:53 -0700683 if (app_index == APP_INVALID_INDEX)
684 return 0;
685 return pool_elt_at_index (app_main.app_pool, app_index);
686}
Dave Barach68b0fb02017-02-28 15:15:56 -0500687
Florin Coras15531972018-08-12 23:50:53 -0700688application_t *
689application_get_if_valid (u32 app_index)
690{
691 if (pool_is_free_index (app_main.app_pool, app_index))
692 return 0;
Florin Corasa5464812017-04-19 13:00:05 -0700693
Florin Coras15531972018-08-12 23:50:53 -0700694 return pool_elt_at_index (app_main.app_pool, app_index);
695}
Florin Coras7999e832017-10-31 01:51:04 -0700696
Florin Corasd79b41e2017-03-04 05:37:52 -0800697static void
Florin Coras6cf30ad2017-04-04 23:08:23 -0700698application_verify_cb_fns (session_cb_vft_t * cb_fns)
Florin Corasd79b41e2017-03-04 05:37:52 -0800699{
Florin Coras6cf30ad2017-04-04 23:08:23 -0700700 if (cb_fns->session_accept_callback == 0)
Florin Corasd79b41e2017-03-04 05:37:52 -0800701 clib_warning ("No accept callback function provided");
Florin Coras6cf30ad2017-04-04 23:08:23 -0700702 if (cb_fns->session_connected_callback == 0)
Florin Corasd79b41e2017-03-04 05:37:52 -0800703 clib_warning ("No session connected callback function provided");
704 if (cb_fns->session_disconnect_callback == 0)
705 clib_warning ("No session disconnect callback function provided");
706 if (cb_fns->session_reset_callback == 0)
707 clib_warning ("No session reset callback function provided");
708}
709
Florin Corasb384b542018-01-15 01:08:33 -0800710/**
711 * Check app config for given segment type
712 *
713 * Returns 1 on success and 0 otherwise
714 */
715static u8
716application_verify_cfg (ssvm_segment_type_t st)
717{
718 u8 is_valid;
719 if (st == SSVM_SEGMENT_MEMFD)
720 {
Florin Coras31c99552019-03-01 13:00:58 -0800721 is_valid = (session_main_get_evt_q_segment () != 0);
Florin Corasb384b542018-01-15 01:08:33 -0800722 if (!is_valid)
723 clib_warning ("memfd seg: vpp's event qs IN binary api svm region");
724 return is_valid;
725 }
726 else if (st == SSVM_SEGMENT_SHM)
727 {
Florin Coras31c99552019-03-01 13:00:58 -0800728 is_valid = (session_main_get_evt_q_segment () == 0);
Florin Corasb384b542018-01-15 01:08:33 -0800729 if (!is_valid)
730 clib_warning ("shm seg: vpp's event qs NOT IN binary api svm region");
731 return is_valid;
732 }
733 else
734 return 1;
735}
736
Florin Corasc1a42652019-02-08 18:27:29 -0800737static int
Florin Coras15531972018-08-12 23:50:53 -0700738application_alloc_and_init (app_init_args_t * a)
Dave Barach68b0fb02017-02-28 15:15:56 -0500739{
Florin Corasa332c462018-01-31 06:52:17 -0800740 ssvm_segment_type_t seg_type = SSVM_SEGMENT_MEMFD;
Florin Coras88001c62019-04-24 14:44:46 -0700741 segment_manager_props_t *props;
Florin Coras15531972018-08-12 23:50:53 -0700742 application_t *app;
743 u64 *options;
Dave Barach68b0fb02017-02-28 15:15:56 -0500744
Florin Coras15531972018-08-12 23:50:53 -0700745 app = application_alloc ();
746 options = a->options;
Florin Corasb384b542018-01-15 01:08:33 -0800747 /*
748 * Make sure we support the requested configuration
749 */
Florin Coras61ae0562020-09-02 19:10:28 -0700750 if (options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_IS_BUILTIN)
Florin Coras6c10ab22020-11-08 16:50:39 -0800751 seg_type = SSVM_SEGMENT_PRIVATE;
Florin Corasb384b542018-01-15 01:08:33 -0800752
Florin Corasd8402ae2019-03-03 16:46:52 -0800753 if ((options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_EVT_MQ_USE_EVENTFD)
754 && seg_type != SSVM_SEGMENT_MEMFD)
755 {
756 clib_warning ("mq eventfds can only be used if socket transport is "
757 "used for binary api");
758 return VNET_API_ERROR_APP_UNSUPPORTED_CFG;
759 }
760
Florin Corasa332c462018-01-31 06:52:17 -0800761 if (!application_verify_cfg (seg_type))
Florin Corasb384b542018-01-15 01:08:33 -0800762 return VNET_API_ERROR_APP_UNSUPPORTED_CFG;
Dave Barach68b0fb02017-02-28 15:15:56 -0500763
Florin Coras9845c202020-04-28 01:54:22 +0000764 if (options[APP_OPTIONS_PREALLOC_FIFO_PAIRS]
765 && options[APP_OPTIONS_PREALLOC_FIFO_HDRS])
766 return VNET_API_ERROR_APP_UNSUPPORTED_CFG;
767
Florin Coras15531972018-08-12 23:50:53 -0700768 /* Check that the obvious things are properly set up */
769 application_verify_cb_fns (a->session_cb_vft);
770
Florin Coras15531972018-08-12 23:50:53 -0700771 app->flags = options[APP_OPTIONS_FLAGS];
772 app->cb_fns = *a->session_cb_vft;
773 app->ns_index = options[APP_OPTIONS_NAMESPACE];
774 app->proxied_transports = options[APP_OPTIONS_PROXY_TRANSPORT];
775 app->name = vec_dup (a->name);
776
777 /* If no scope enabled, default to global */
778 if (!application_has_global_scope (app)
779 && !application_has_local_scope (app))
780 app->flags |= APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE;
781
Florin Corasa332c462018-01-31 06:52:17 -0800782 props = application_segment_manager_properties (app);
Florin Coras88001c62019-04-24 14:44:46 -0700783 segment_manager_props_init (props);
Florin Coras404b8a32019-05-09 12:08:06 -0700784 props->segment_size = options[APP_OPTIONS_SEGMENT_SIZE];
Florin Coras15531972018-08-12 23:50:53 -0700785 props->prealloc_fifos = options[APP_OPTIONS_PREALLOC_FIFO_PAIRS];
Florin Coras9845c202020-04-28 01:54:22 +0000786 props->prealloc_fifo_hdrs = options[APP_OPTIONS_PREALLOC_FIFO_HDRS];
Florin Corasb384b542018-01-15 01:08:33 -0800787 if (options[APP_OPTIONS_ADD_SEGMENT_SIZE])
788 {
789 props->add_segment_size = options[APP_OPTIONS_ADD_SEGMENT_SIZE];
790 props->add_segment = 1;
791 }
792 if (options[APP_OPTIONS_RX_FIFO_SIZE])
793 props->rx_fifo_size = options[APP_OPTIONS_RX_FIFO_SIZE];
794 if (options[APP_OPTIONS_TX_FIFO_SIZE])
795 props->tx_fifo_size = options[APP_OPTIONS_TX_FIFO_SIZE];
Florin Corasf8f516a2018-02-08 15:10:09 -0800796 if (options[APP_OPTIONS_EVT_QUEUE_SIZE])
797 props->evt_q_size = options[APP_OPTIONS_EVT_QUEUE_SIZE];
Florin Coras99368312018-08-02 10:45:44 -0700798 if (options[APP_OPTIONS_FLAGS] & APP_OPTIONS_FLAGS_EVT_MQ_USE_EVENTFD)
799 props->use_mq_eventfd = 1;
Florin Coras58d36f02018-03-09 13:05:53 -0800800 if (options[APP_OPTIONS_TLS_ENGINE])
801 app->tls_engine = options[APP_OPTIONS_TLS_ENGINE];
Ryujiro Shibuyad8f48e22020-01-22 12:11:42 +0000802 if (options[APP_OPTIONS_MAX_FIFO_SIZE])
803 props->max_fifo_size = options[APP_OPTIONS_MAX_FIFO_SIZE];
Ryujiro Shibuya234fe892019-12-25 07:40:54 +0000804 if (options[APP_OPTIONS_HIGH_WATERMARK])
805 props->high_watermark = options[APP_OPTIONS_HIGH_WATERMARK];
806 if (options[APP_OPTIONS_LOW_WATERMARK])
807 props->low_watermark = options[APP_OPTIONS_LOW_WATERMARK];
Florin Coras2de9c0f2020-02-02 19:30:39 +0000808 if (options[APP_OPTIONS_PCT_FIRST_ALLOC])
809 props->pct_first_alloc = options[APP_OPTIONS_PCT_FIRST_ALLOC];
Florin Corasa332c462018-01-31 06:52:17 -0800810 props->segment_type = seg_type;
Dave Barach68b0fb02017-02-28 15:15:56 -0500811
Florin Coras15531972018-08-12 23:50:53 -0700812 /* Add app to lookup by api_client_index table */
Florin Corasc1f5a432018-11-20 11:31:26 -0800813 if (!application_is_builtin (app))
814 application_api_table_add (app->app_index, a->api_client_index);
815 else
816 application_name_table_add (app);
817
818 a->app_index = app->app_index;
Florin Corasa332c462018-01-31 06:52:17 -0800819
Florin Coras15531972018-08-12 23:50:53 -0700820 APP_DBG ("New app name: %v api index: %u index %u", app->name,
Nathan Skrzypczakba65ca42019-05-16 16:35:40 +0200821 a->api_client_index, app->app_index);
Florin Coras15531972018-08-12 23:50:53 -0700822
823 return 0;
824}
825
Florin Corasc1a42652019-02-08 18:27:29 -0800826static void
Florin Coras15531972018-08-12 23:50:53 -0700827application_free (application_t * app)
828{
829 app_worker_map_t *wrk_map;
830 app_worker_t *app_wrk;
831
832 /*
833 * The app event queue allocated in first segment is cleared with
834 * the segment manager. No need to explicitly free it.
835 */
Nathan Skrzypczakba65ca42019-05-16 16:35:40 +0200836 APP_DBG ("Delete app name %v index: %d", app->name, app->app_index);
Florin Coras15531972018-08-12 23:50:53 -0700837
838 if (application_is_proxy (app))
839 application_remove_proxy (app);
840
Florin Corasab2f6db2018-08-31 14:31:41 -0700841 /*
842 * Free workers
843 */
844
Florin Coras15531972018-08-12 23:50:53 -0700845 /* *INDENT-OFF* */
846 pool_flush (wrk_map, app->worker_maps, ({
847 app_wrk = app_worker_get (wrk_map->wrk_index);
848 app_worker_free (app_wrk);
849 }));
850 /* *INDENT-ON* */
851 pool_free (app->worker_maps);
852
Florin Corasab2f6db2018-08-31 14:31:41 -0700853 /*
Florin Coras41d5f542021-01-15 13:49:33 -0800854 * Free rx mqs if allocated
855 */
856 if (app->rx_mqs)
857 {
858 int i;
859 for (i = 0; i < vec_len (app->rx_mqs); i++)
860 app_rx_mqs_epoll_del (app, &app->rx_mqs[i]);
861
862 fifo_segment_cleanup (&app->rx_mqs_segment);
863 ssvm_delete (&app->rx_mqs_segment.ssvm);
864 vec_free (app->rx_mqs);
865 }
866
867 /*
Florin Corasab2f6db2018-08-31 14:31:41 -0700868 * Cleanup remaining state
869 */
Florin Corasc1f5a432018-11-20 11:31:26 -0800870 if (application_is_builtin (app))
871 application_name_table_del (app);
Florin Coras15531972018-08-12 23:50:53 -0700872 vec_free (app->name);
Florin Coras15531972018-08-12 23:50:53 -0700873 pool_put (app_main.app_pool, app);
874}
875
Florin Corasc1a42652019-02-08 18:27:29 -0800876static void
Florin Coras053a0e42018-11-13 15:52:38 -0800877application_detach_process (application_t * app, u32 api_client_index)
878{
879 vnet_app_worker_add_del_args_t _args = { 0 }, *args = &_args;
880 app_worker_map_t *wrk_map;
881 u32 *wrks = 0, *wrk_index;
882 app_worker_t *app_wrk;
883
884 if (api_client_index == ~0)
885 {
886 application_free (app);
887 return;
888 }
889
890 APP_DBG ("Detaching for app %v index %u api client index %u", app->name,
Nathan Skrzypczakba65ca42019-05-16 16:35:40 +0200891 app->app_index, api_client_index);
Florin Coras053a0e42018-11-13 15:52:38 -0800892
893 /* *INDENT-OFF* */
Damjan Marionb2c31b62020-12-13 21:47:40 +0100894 pool_foreach (wrk_map, app->worker_maps) {
Florin Coras053a0e42018-11-13 15:52:38 -0800895 app_wrk = app_worker_get (wrk_map->wrk_index);
Florin Corasc1f5a432018-11-20 11:31:26 -0800896 if (app_wrk->api_client_index == api_client_index)
Florin Coras053a0e42018-11-13 15:52:38 -0800897 vec_add1 (wrks, app_wrk->wrk_index);
Damjan Marionb2c31b62020-12-13 21:47:40 +0100898 }
Florin Coras053a0e42018-11-13 15:52:38 -0800899 /* *INDENT-ON* */
900
901 if (!vec_len (wrks))
902 {
903 clib_warning ("no workers for app %u api_index %u", app->app_index,
904 api_client_index);
905 return;
906 }
907
908 args->app_index = app->app_index;
Florin Corasc1f5a432018-11-20 11:31:26 -0800909 args->api_client_index = api_client_index;
Florin Coras053a0e42018-11-13 15:52:38 -0800910 vec_foreach (wrk_index, wrks)
911 {
912 app_wrk = app_worker_get (wrk_index[0]);
Florin Coras349f8ca2018-11-20 16:52:49 -0800913 args->wrk_map_index = app_wrk->wrk_map_index;
Florin Coras053a0e42018-11-13 15:52:38 -0800914 args->is_add = 0;
915 vnet_app_worker_add_del (args);
916 }
917 vec_free (wrks);
918}
919
Florin Coras15531972018-08-12 23:50:53 -0700920app_worker_t *
921application_get_worker (application_t * app, u32 wrk_map_index)
922{
923 app_worker_map_t *map;
924 map = app_worker_map_get (app, wrk_map_index);
925 if (!map)
926 return 0;
927 return app_worker_get (map->wrk_index);
928}
929
930app_worker_t *
931application_get_default_worker (application_t * app)
932{
933 return application_get_worker (app, 0);
934}
935
Florin Coras053a0e42018-11-13 15:52:38 -0800936u32
937application_n_workers (application_t * app)
938{
939 return pool_elts (app->worker_maps);
940}
941
Florin Coras15531972018-08-12 23:50:53 -0700942app_worker_t *
Florin Corasc9940fc2019-02-05 20:55:11 -0800943application_listener_select_worker (session_t * ls)
Florin Corasab2f6db2018-08-31 14:31:41 -0700944{
Florin Coras11e2cf52019-03-06 12:04:24 -0800945 application_t *app;
Florin Corasc9940fc2019-02-05 20:55:11 -0800946 app_listener_t *al;
Florin Corasab2f6db2018-08-31 14:31:41 -0700947
Florin Coras11e2cf52019-03-06 12:04:24 -0800948 app = application_get (ls->app_index);
949 al = app_listener_get (app, ls->al_index);
950 return app_listener_select_worker (app, al);
Florin Corasab2f6db2018-08-31 14:31:41 -0700951}
952
Florin Coras15531972018-08-12 23:50:53 -0700953int
Florin Coras623eb562019-02-03 19:28:34 -0800954application_alloc_worker_and_init (application_t * app, app_worker_t ** wrk)
Florin Coras15531972018-08-12 23:50:53 -0700955{
956 app_worker_map_t *wrk_map;
957 app_worker_t *app_wrk;
958 segment_manager_t *sm;
959 int rv;
960
961 app_wrk = app_worker_alloc (app);
962 wrk_map = app_worker_map_alloc (app);
963 wrk_map->wrk_index = app_wrk->wrk_index;
964 app_wrk->wrk_map_index = app_worker_map_index (app, wrk_map);
965
966 /*
967 * Setup first segment manager
968 */
Florin Coras88001c62019-04-24 14:44:46 -0700969 sm = segment_manager_alloc ();
Florin Coras15531972018-08-12 23:50:53 -0700970 sm->app_wrk_index = app_wrk->wrk_index;
971
Florin Corasa107f402020-09-29 19:18:46 -0700972 if ((rv = segment_manager_init_first (sm)))
Florin Coras15531972018-08-12 23:50:53 -0700973 {
974 app_worker_free (app_wrk);
975 return rv;
976 }
Florin Corasc87c91d2017-08-16 19:55:49 -0700977 sm->first_is_protected = 1;
Dave Barach68b0fb02017-02-28 15:15:56 -0500978
Florin Corascea194d2017-10-02 00:18:51 -0700979 /*
Florin Coras15531972018-08-12 23:50:53 -0700980 * Setup app worker
Florin Corascea194d2017-10-02 00:18:51 -0700981 */
Florin Coras15531972018-08-12 23:50:53 -0700982 app_wrk->first_segment_manager = segment_manager_index (sm);
983 app_wrk->listeners_table = hash_create (0, sizeof (u64));
984 app_wrk->event_queue = segment_manager_event_queue (sm);
985 app_wrk->app_is_builtin = application_is_builtin (app);
Dave Barach68b0fb02017-02-28 15:15:56 -0500986
Florin Coras15531972018-08-12 23:50:53 -0700987 *wrk = app_wrk;
Florin Corasf8f516a2018-02-08 15:10:09 -0800988
Florin Coras6cf30ad2017-04-04 23:08:23 -0700989 return 0;
Dave Barach68b0fb02017-02-28 15:15:56 -0500990}
991
Florin Coras623eb562019-02-03 19:28:34 -0800992int
Florin Corasc1a42652019-02-08 18:27:29 -0800993vnet_app_worker_add_del (vnet_app_worker_add_del_args_t * a)
994{
Florin Coras88001c62019-04-24 14:44:46 -0700995 fifo_segment_t *fs;
Florin Corasc1a42652019-02-08 18:27:29 -0800996 app_worker_map_t *wrk_map;
997 app_worker_t *app_wrk;
998 segment_manager_t *sm;
999 application_t *app;
1000 int rv;
1001
1002 app = application_get (a->app_index);
1003 if (!app)
1004 return VNET_API_ERROR_INVALID_VALUE;
1005
1006 if (a->is_add)
1007 {
1008 if ((rv = application_alloc_worker_and_init (app, &app_wrk)))
1009 return rv;
1010
1011 /* Map worker api index to the app */
1012 app_wrk->api_client_index = a->api_client_index;
1013 application_api_table_add (app->app_index, a->api_client_index);
1014
1015 sm = segment_manager_get (app_wrk->first_segment_manager);
1016 fs = segment_manager_get_segment_w_lock (sm, 0);
1017 a->segment = &fs->ssvm;
1018 a->segment_handle = segment_manager_segment_handle (sm, fs);
1019 segment_manager_segment_reader_unlock (sm);
1020 a->evt_q = app_wrk->event_queue;
1021 a->wrk_map_index = app_wrk->wrk_map_index;
1022 }
1023 else
1024 {
1025 wrk_map = app_worker_map_get (app, a->wrk_map_index);
1026 if (!wrk_map)
1027 return VNET_API_ERROR_INVALID_VALUE;
1028
1029 app_wrk = app_worker_get (wrk_map->wrk_index);
1030 if (!app_wrk)
1031 return VNET_API_ERROR_INVALID_VALUE;
1032
1033 application_api_table_del (app_wrk->api_client_index);
1034 app_worker_free (app_wrk);
1035 app_worker_map_free (app, wrk_map);
1036 if (application_n_workers (app) == 0)
1037 application_free (app);
1038 }
1039 return 0;
1040}
1041
1042static int
1043app_validate_namespace (u8 * namespace_id, u64 secret, u32 * app_ns_index)
1044{
1045 app_namespace_t *app_ns;
1046 if (vec_len (namespace_id) == 0)
1047 {
1048 /* Use default namespace */
1049 *app_ns_index = 0;
1050 return 0;
1051 }
1052
1053 *app_ns_index = app_namespace_index_from_id (namespace_id);
1054 if (*app_ns_index == APP_NAMESPACE_INVALID_INDEX)
1055 return VNET_API_ERROR_APP_INVALID_NS;
1056 app_ns = app_namespace_get (*app_ns_index);
1057 if (!app_ns)
1058 return VNET_API_ERROR_APP_INVALID_NS;
1059 if (app_ns->ns_secret != secret)
1060 return VNET_API_ERROR_APP_WRONG_NS_SECRET;
1061 return 0;
1062}
1063
1064static u8 *
1065app_name_from_api_index (u32 api_client_index)
1066{
1067 vl_api_registration_t *regp;
1068 regp = vl_api_client_index_to_registration (api_client_index);
1069 if (regp)
Florin Corasbee97682019-04-09 16:13:18 -07001070 return format (0, "%s", regp->name);
Florin Corasc1a42652019-02-08 18:27:29 -08001071
1072 clib_warning ("api client index %u does not have an api registration!",
1073 api_client_index);
Florin Corasbee97682019-04-09 16:13:18 -07001074 return format (0, "unknown");
Florin Corasc1a42652019-02-08 18:27:29 -08001075}
1076
1077/**
1078 * Attach application to vpp
1079 *
1080 * Allocates a vpp app, i.e., a structure that keeps back pointers
1081 * to external app and a segment manager for shared memory fifo based
1082 * communication with the external app.
1083 */
1084int
1085vnet_application_attach (vnet_app_attach_args_t * a)
1086{
Florin Coras88001c62019-04-24 14:44:46 -07001087 fifo_segment_t *fs;
Florin Corasc1a42652019-02-08 18:27:29 -08001088 application_t *app = 0;
1089 app_worker_t *app_wrk;
1090 segment_manager_t *sm;
1091 u32 app_ns_index = 0;
1092 u8 *app_name = 0;
1093 u64 secret;
1094 int rv;
1095
1096 if (a->api_client_index != APP_INVALID_INDEX)
1097 app = application_lookup (a->api_client_index);
1098 else if (a->name)
1099 app = application_lookup_name (a->name);
1100 else
1101 return VNET_API_ERROR_INVALID_VALUE;
1102
1103 if (app)
1104 return VNET_API_ERROR_APP_ALREADY_ATTACHED;
1105
Florin Coras61ae0562020-09-02 19:10:28 -07001106 /* Socket api sets the name and validates namespace prior to attach */
1107 if (!a->use_sock_api)
Florin Corasc1a42652019-02-08 18:27:29 -08001108 {
Florin Coras61ae0562020-09-02 19:10:28 -07001109 if (a->api_client_index != APP_INVALID_INDEX)
1110 {
1111 app_name = app_name_from_api_index (a->api_client_index);
1112 a->name = app_name;
1113 }
Florin Corasc1a42652019-02-08 18:27:29 -08001114
Florin Coras61ae0562020-09-02 19:10:28 -07001115 secret = a->options[APP_OPTIONS_NAMESPACE_SECRET];
Florin Coras6c10ab22020-11-08 16:50:39 -08001116 if ((rv = app_validate_namespace (a->namespace_id, secret,
1117 &app_ns_index)))
Florin Coras61ae0562020-09-02 19:10:28 -07001118 return rv;
1119 a->options[APP_OPTIONS_NAMESPACE] = app_ns_index;
1120 }
Florin Corasc1a42652019-02-08 18:27:29 -08001121
1122 if ((rv = application_alloc_and_init ((app_init_args_t *) a)))
1123 return rv;
1124
1125 app = application_get (a->app_index);
1126 if ((rv = application_alloc_worker_and_init (app, &app_wrk)))
1127 return rv;
1128
1129 a->app_evt_q = app_wrk->event_queue;
1130 app_wrk->api_client_index = a->api_client_index;
1131 sm = segment_manager_get (app_wrk->first_segment_manager);
1132 fs = segment_manager_get_segment_w_lock (sm, 0);
1133
1134 if (application_is_proxy (app))
fanyfb8b6fe42020-09-17 22:10:41 +08001135 {
1136 application_setup_proxy (app);
Florin Coras2a7c0b62020-09-28 23:40:28 -07001137 /* The segment manager pool is reallocated because a new listener
1138 * is added. Re-grab segment manager to avoid dangling reference */
fanyfb8b6fe42020-09-17 22:10:41 +08001139 sm = segment_manager_get (app_wrk->first_segment_manager);
1140 }
Florin Corasc1a42652019-02-08 18:27:29 -08001141
1142 ASSERT (vec_len (fs->ssvm.name) <= 128);
1143 a->segment = &fs->ssvm;
1144 a->segment_handle = segment_manager_segment_handle (sm, fs);
1145
1146 segment_manager_segment_reader_unlock (sm);
Florin Coras41d5f542021-01-15 13:49:33 -08001147
1148 if (!application_is_builtin (app) && application_use_private_rx_mqs ())
1149 rv = app_rx_mqs_alloc (app);
1150
Florin Corasc1a42652019-02-08 18:27:29 -08001151 vec_free (app_name);
Florin Coras41d5f542021-01-15 13:49:33 -08001152 return rv;
Florin Corasc1a42652019-02-08 18:27:29 -08001153}
1154
1155/**
1156 * Detach application from vpp
1157 */
1158int
1159vnet_application_detach (vnet_app_detach_args_t * a)
1160{
1161 application_t *app;
1162
1163 app = application_get_if_valid (a->app_index);
1164 if (!app)
1165 {
1166 clib_warning ("app not attached");
1167 return VNET_API_ERROR_APPLICATION_NOT_ATTACHED;
1168 }
1169
1170 app_interface_check_thread_and_barrier (vnet_application_detach, a);
1171 application_detach_process (app, a->api_client_index);
1172 return 0;
1173}
1174
1175
1176static u8
1177session_endpoint_in_ns (session_endpoint_t * sep)
1178{
1179 u8 is_lep = session_endpoint_is_local (sep);
1180 if (!is_lep && sep->sw_if_index != ENDPOINT_INVALID_INDEX
1181 && !ip_interface_has_address (sep->sw_if_index, &sep->ip, sep->is_ip4))
1182 {
1183 clib_warning ("sw_if_index %u not configured with ip %U",
1184 sep->sw_if_index, format_ip46_address, &sep->ip,
1185 sep->is_ip4);
1186 return 0;
1187 }
1188 return (is_lep || ip_is_local (sep->fib_index, &sep->ip, sep->is_ip4));
1189}
1190
1191static void
1192session_endpoint_update_for_app (session_endpoint_cfg_t * sep,
1193 application_t * app, u8 is_connect)
1194{
1195 app_namespace_t *app_ns;
1196 u32 ns_index, fib_index;
1197
1198 ns_index = app->ns_index;
1199
1200 /* App is a transport proto, so fetch the calling app's ns */
1201 if (app->flags & APP_OPTIONS_FLAGS_IS_TRANSPORT_APP)
Florin Coras8a140612019-02-18 22:39:39 -08001202 ns_index = sep->ns_index;
Florin Corasc1a42652019-02-08 18:27:29 -08001203
Florin Corasc1a42652019-02-08 18:27:29 -08001204 app_ns = app_namespace_get (ns_index);
1205 if (!app_ns)
1206 return;
1207
1208 /* Ask transport and network to bind to/connect using local interface
1209 * that "supports" app's namespace. This will fix our local connection
1210 * endpoint.
1211 */
1212
1213 /* If in default namespace and user requested a fib index use it */
1214 if (ns_index == 0 && sep->fib_index != ENDPOINT_INVALID_INDEX)
1215 fib_index = sep->fib_index;
1216 else
1217 fib_index = sep->is_ip4 ? app_ns->ip4_fib_index : app_ns->ip6_fib_index;
1218 sep->peer.fib_index = fib_index;
1219 sep->fib_index = fib_index;
1220
1221 if (!is_connect)
1222 {
1223 sep->sw_if_index = app_ns->sw_if_index;
1224 }
1225 else
1226 {
1227 if (app_ns->sw_if_index != APP_NAMESPACE_INVALID_INDEX
1228 && sep->peer.sw_if_index != ENDPOINT_INVALID_INDEX
1229 && sep->peer.sw_if_index != app_ns->sw_if_index)
1230 clib_warning ("Local sw_if_index different from app ns sw_if_index");
1231
1232 sep->peer.sw_if_index = app_ns->sw_if_index;
1233 }
1234}
1235
1236int
1237vnet_listen (vnet_listen_args_t * a)
1238{
1239 app_listener_t *app_listener;
1240 app_worker_t *app_wrk;
1241 application_t *app;
1242 int rv;
1243
Florin Coras458089b2019-08-21 16:20:44 -07001244 ASSERT (vlib_thread_is_main_w_barrier ());
1245
Florin Corasc1a42652019-02-08 18:27:29 -08001246 app = application_get_if_valid (a->app_index);
1247 if (!app)
Florin Corasa8c3b862020-04-07 22:31:06 +00001248 return SESSION_E_NOAPP;
Florin Corasc1a42652019-02-08 18:27:29 -08001249
1250 app_wrk = application_get_worker (app, a->wrk_map_index);
1251 if (!app_wrk)
Florin Corasa8c3b862020-04-07 22:31:06 +00001252 return SESSION_E_INVALID_APPWRK;
Florin Corasc1a42652019-02-08 18:27:29 -08001253
1254 a->sep_ext.app_wrk_index = app_wrk->wrk_index;
1255
1256 session_endpoint_update_for_app (&a->sep_ext, app, 0 /* is_connect */ );
1257 if (!session_endpoint_in_ns (&a->sep))
Florin Corasa8c3b862020-04-07 22:31:06 +00001258 return SESSION_E_INVALID_NS;
Florin Corasc1a42652019-02-08 18:27:29 -08001259
1260 /*
1261 * Check if we already have an app listener
1262 */
1263 app_listener = app_listener_lookup (app, &a->sep_ext);
1264 if (app_listener)
1265 {
1266 if (app_listener->app_index != app->app_index)
Florin Corasa8c3b862020-04-07 22:31:06 +00001267 return SESSION_E_ALREADY_LISTENING;
1268 if ((rv = app_worker_start_listen (app_wrk, app_listener)))
1269 return rv;
Florin Corasc1a42652019-02-08 18:27:29 -08001270 a->handle = app_listener_handle (app_listener);
1271 return 0;
1272 }
1273
1274 /*
1275 * Create new app listener
1276 */
1277 if ((rv = app_listener_alloc_and_init (app, &a->sep_ext, &app_listener)))
1278 return rv;
1279
1280 if ((rv = app_worker_start_listen (app_wrk, app_listener)))
1281 {
1282 app_listener_cleanup (app_listener);
1283 return rv;
1284 }
1285
1286 a->handle = app_listener_handle (app_listener);
1287 return 0;
1288}
1289
1290int
1291vnet_connect (vnet_connect_args_t * a)
1292{
Florin Coras2b81e3c2019-02-27 07:55:46 -08001293 app_worker_t *client_wrk;
Florin Corasc1a42652019-02-08 18:27:29 -08001294 application_t *client;
Florin Corasc1a42652019-02-08 18:27:29 -08001295
Florin Coras458089b2019-08-21 16:20:44 -07001296 ASSERT (vlib_thread_is_main_w_barrier ());
1297
Florin Corasc1a42652019-02-08 18:27:29 -08001298 if (session_endpoint_is_zero (&a->sep))
Florin Coras00e01d32019-10-21 16:07:46 -07001299 return SESSION_E_INVALID_RMT_IP;
Florin Corasc1a42652019-02-08 18:27:29 -08001300
1301 client = application_get (a->app_index);
1302 session_endpoint_update_for_app (&a->sep_ext, client, 1 /* is_connect */ );
1303 client_wrk = application_get_worker (client, a->wrk_map_index);
1304
1305 /*
1306 * First check the local scope for locally attached destinations.
1307 * If we have local scope, we pass *all* connects through it since we may
1308 * have special policy rules even for non-local destinations, think proxy.
1309 */
1310 if (application_has_local_scope (client))
1311 {
Florin Coras2b81e3c2019-02-27 07:55:46 -08001312 int rv;
Florin Corasc1a42652019-02-08 18:27:29 -08001313
Florin Coras2b81e3c2019-02-27 07:55:46 -08001314 a->sep_ext.original_tp = a->sep_ext.transport_proto;
1315 a->sep_ext.transport_proto = TRANSPORT_PROTO_NONE;
1316 rv = app_worker_connect_session (client_wrk, &a->sep, a->api_context);
1317 if (rv <= 0)
1318 return rv;
Florin Coras00e01d32019-10-21 16:07:46 -07001319 a->sep_ext.transport_proto = a->sep_ext.original_tp;
Florin Corasc1a42652019-02-08 18:27:29 -08001320 }
Florin Corasc1a42652019-02-08 18:27:29 -08001321 /*
1322 * Not connecting to a local server, propagate to transport
1323 */
Florin Coras00e01d32019-10-21 16:07:46 -07001324 return app_worker_connect_session (client_wrk, &a->sep, a->api_context);
Florin Corasc1a42652019-02-08 18:27:29 -08001325}
1326
1327int
1328vnet_unlisten (vnet_unlisten_args_t * a)
1329{
1330 app_worker_t *app_wrk;
1331 app_listener_t *al;
1332 application_t *app;
1333
Florin Coras458089b2019-08-21 16:20:44 -07001334 ASSERT (vlib_thread_is_main_w_barrier ());
1335
Florin Corasc1a42652019-02-08 18:27:29 -08001336 if (!(app = application_get_if_valid (a->app_index)))
Florin Corasa8c3b862020-04-07 22:31:06 +00001337 return SESSION_E_NOAPP;
Florin Corasc1a42652019-02-08 18:27:29 -08001338
Florin Coras92311f62019-03-01 19:26:31 -08001339 if (!(al = app_listener_get_w_handle (a->handle)))
Florin Corasa8c3b862020-04-07 22:31:06 +00001340 return SESSION_E_NOLISTEN;
Florin Coras92311f62019-03-01 19:26:31 -08001341
Florin Corasc1a42652019-02-08 18:27:29 -08001342 if (al->app_index != app->app_index)
1343 {
1344 clib_warning ("app doesn't own handle %llu!", a->handle);
Florin Corasa8c3b862020-04-07 22:31:06 +00001345 return SESSION_E_OWNER;
Florin Corasc1a42652019-02-08 18:27:29 -08001346 }
1347
1348 app_wrk = application_get_worker (app, a->wrk_map_index);
1349 if (!app_wrk)
1350 {
1351 clib_warning ("no app %u worker %u", app->app_index, a->wrk_map_index);
Florin Corasa8c3b862020-04-07 22:31:06 +00001352 return SESSION_E_INVALID_APPWRK;
Florin Corasc1a42652019-02-08 18:27:29 -08001353 }
1354
1355 return app_worker_stop_listen (app_wrk, al);
1356}
1357
1358int
1359vnet_disconnect_session (vnet_disconnect_args_t * a)
1360{
Florin Coras2b81e3c2019-02-27 07:55:46 -08001361 app_worker_t *app_wrk;
1362 session_t *s;
Florin Corasc1a42652019-02-08 18:27:29 -08001363
Florin Coras2b81e3c2019-02-27 07:55:46 -08001364 s = session_get_from_handle_if_valid (a->handle);
1365 if (!s)
Florin Corasa8c3b862020-04-07 22:31:06 +00001366 return SESSION_E_NOSESSION;
1367
Florin Coras2b81e3c2019-02-27 07:55:46 -08001368 app_wrk = app_worker_get (s->app_wrk_index);
1369 if (app_wrk->app_index != a->app_index)
Florin Corasa8c3b862020-04-07 22:31:06 +00001370 return SESSION_E_OWNER;
Florin Corasc1a42652019-02-08 18:27:29 -08001371
Florin Coras2b81e3c2019-02-27 07:55:46 -08001372 /* We're peeking into another's thread pool. Make sure */
1373 ASSERT (s->session_index == session_index_from_handle (a->handle));
Florin Corasc1a42652019-02-08 18:27:29 -08001374
Florin Coras2b81e3c2019-02-27 07:55:46 -08001375 session_close (s);
Florin Corasc1a42652019-02-08 18:27:29 -08001376 return 0;
1377}
1378
1379int
Florin Coras623eb562019-02-03 19:28:34 -08001380application_change_listener_owner (session_t * s, app_worker_t * app_wrk)
1381{
1382 app_worker_t *old_wrk = app_worker_get (s->app_wrk_index);
1383 app_listener_t *app_listener;
1384 application_t *app;
Florin Corasa8c3b862020-04-07 22:31:06 +00001385 int rv;
Florin Coras623eb562019-02-03 19:28:34 -08001386
1387 if (!old_wrk)
Florin Corasa8c3b862020-04-07 22:31:06 +00001388 return SESSION_E_INVALID_APPWRK;
Florin Coras623eb562019-02-03 19:28:34 -08001389
1390 hash_unset (old_wrk->listeners_table, listen_session_get_handle (s));
1391 if (session_transport_service_type (s) == TRANSPORT_SERVICE_CL
1392 && s->rx_fifo)
Florin Coras19223e02019-03-03 14:56:05 -08001393 segment_manager_dealloc_fifos (s->rx_fifo, s->tx_fifo);
Florin Coras623eb562019-02-03 19:28:34 -08001394
Florin Coras623eb562019-02-03 19:28:34 -08001395 app = application_get (old_wrk->app_index);
1396 if (!app)
Florin Corasa8c3b862020-04-07 22:31:06 +00001397 return SESSION_E_NOAPP;
Florin Coras623eb562019-02-03 19:28:34 -08001398
Florin Corasc9940fc2019-02-05 20:55:11 -08001399 app_listener = app_listener_get (app, s->al_index);
1400
1401 /* Only remove from lb for now */
Florin Coras623eb562019-02-03 19:28:34 -08001402 app_listener->workers = clib_bitmap_set (app_listener->workers,
1403 old_wrk->wrk_map_index, 0);
Florin Coras623eb562019-02-03 19:28:34 -08001404
Florin Corasa8c3b862020-04-07 22:31:06 +00001405 if ((rv = app_worker_start_listen (app_wrk, app_listener)))
1406 return rv;
Florin Corasab2f6db2018-08-31 14:31:41 -07001407
Florin Corasc9940fc2019-02-05 20:55:11 -08001408 s->app_wrk_index = app_wrk->wrk_index;
Florin Coras6cf30ad2017-04-04 23:08:23 -07001409
Dave Barach68b0fb02017-02-28 15:15:56 -05001410 return 0;
1411}
1412
Dave Barach52851e62017-08-07 09:35:25 -04001413int
1414application_is_proxy (application_t * app)
1415{
Florin Coras7999e832017-10-31 01:51:04 -07001416 return (app->flags & APP_OPTIONS_FLAGS_IS_PROXY);
1417}
1418
1419int
1420application_is_builtin (application_t * app)
1421{
1422 return (app->flags & APP_OPTIONS_FLAGS_IS_BUILTIN);
1423}
1424
1425int
1426application_is_builtin_proxy (application_t * app)
1427{
1428 return (application_is_proxy (app) && application_is_builtin (app));
Dave Barach52851e62017-08-07 09:35:25 -04001429}
1430
Florin Corascea194d2017-10-02 00:18:51 -07001431u8
1432application_has_local_scope (application_t * app)
1433{
1434 return app->flags & APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE;
1435}
1436
1437u8
1438application_has_global_scope (application_t * app)
1439{
1440 return app->flags & APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE;
1441}
1442
Florin Coras7999e832017-10-31 01:51:04 -07001443static clib_error_t *
1444application_start_stop_proxy_fib_proto (application_t * app, u8 fib_proto,
1445 u8 transport_proto, u8 is_start)
1446{
Florin Coras7999e832017-10-31 01:51:04 -07001447 app_namespace_t *app_ns = app_namespace_get (app->ns_index);
1448 u8 is_ip4 = (fib_proto == FIB_PROTOCOL_IP4);
Florin Coras5665ced2018-10-25 18:03:45 -07001449 session_endpoint_cfg_t sep = SESSION_ENDPOINT_CFG_NULL;
Florin Coras7999e832017-10-31 01:51:04 -07001450 transport_connection_t *tc;
Florin Coras15531972018-08-12 23:50:53 -07001451 app_worker_t *app_wrk;
Florin Corasc9940fc2019-02-05 20:55:11 -08001452 app_listener_t *al;
Florin Coras288eaab2019-02-03 15:26:14 -08001453 session_t *s;
Florin Corasc9940fc2019-02-05 20:55:11 -08001454 u32 flags;
Florin Coras7999e832017-10-31 01:51:04 -07001455
Florin Coras15531972018-08-12 23:50:53 -07001456 /* TODO decide if we want proxy to be enabled for all workers */
1457 app_wrk = application_get_default_worker (app);
Florin Coras7999e832017-10-31 01:51:04 -07001458 if (is_start)
1459 {
Florin Coras15531972018-08-12 23:50:53 -07001460 s = app_worker_first_listener (app_wrk, fib_proto, transport_proto);
Florin Coras19b1f6a2017-12-11 03:37:03 -08001461 if (!s)
1462 {
1463 sep.is_ip4 = is_ip4;
1464 sep.fib_index = app_namespace_get_fib_index (app_ns, fib_proto);
1465 sep.sw_if_index = app_ns->sw_if_index;
1466 sep.transport_proto = transport_proto;
Florin Corasab2f6db2018-08-31 14:31:41 -07001467 sep.app_wrk_index = app_wrk->wrk_index; /* only default */
Florin Corasc9940fc2019-02-05 20:55:11 -08001468
1469 /* force global scope listener */
1470 flags = app->flags;
1471 app->flags &= ~APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE;
1472 app_listener_alloc_and_init (app, &sep, &al);
1473 app->flags = flags;
1474
1475 app_worker_start_listen (app_wrk, al);
1476 s = listen_session_get (al->session_index);
Florin Corasd5c604d2019-03-18 09:06:35 -07001477 s->flags |= SESSION_F_PROXY;
Florin Coras19b1f6a2017-12-11 03:37:03 -08001478 }
Florin Coras7999e832017-10-31 01:51:04 -07001479 }
1480 else
1481 {
Florin Coras623eb562019-02-03 19:28:34 -08001482 s = app_worker_proxy_listener (app_wrk, fib_proto, transport_proto);
Florin Coras19b1f6a2017-12-11 03:37:03 -08001483 ASSERT (s);
Florin Coras7999e832017-10-31 01:51:04 -07001484 }
Florin Coras19b1f6a2017-12-11 03:37:03 -08001485
Florin Coras7999e832017-10-31 01:51:04 -07001486 tc = listen_session_get_transport (s);
1487
1488 if (!ip_is_zero (&tc->lcl_ip, 1))
1489 {
Florin Corasdbd44562017-11-09 19:30:17 -08001490 u32 sti;
1491 sep.is_ip4 = is_ip4;
1492 sep.fib_index = app_namespace_get_fib_index (app_ns, fib_proto);
1493 sep.transport_proto = transport_proto;
1494 sep.port = 0;
1495 sti = session_lookup_get_index_for_fib (fib_proto, sep.fib_index);
Florin Coras19b1f6a2017-12-11 03:37:03 -08001496 if (is_start)
Florin Corasab2f6db2018-08-31 14:31:41 -07001497 session_lookup_add_session_endpoint (sti,
1498 (session_endpoint_t *) & sep,
1499 s->session_index);
Florin Coras19b1f6a2017-12-11 03:37:03 -08001500 else
Florin Corasab2f6db2018-08-31 14:31:41 -07001501 session_lookup_del_session_endpoint (sti,
1502 (session_endpoint_t *) & sep);
Florin Coras7999e832017-10-31 01:51:04 -07001503 }
Florin Coras19b1f6a2017-12-11 03:37:03 -08001504
Florin Coras7999e832017-10-31 01:51:04 -07001505 return 0;
1506}
1507
Florin Coras19b1f6a2017-12-11 03:37:03 -08001508static void
1509application_start_stop_proxy_local_scope (application_t * app,
1510 u8 transport_proto, u8 is_start)
1511{
1512 session_endpoint_t sep = SESSION_ENDPOINT_NULL;
1513 app_namespace_t *app_ns;
1514 app_ns = app_namespace_get (app->ns_index);
1515 sep.is_ip4 = 1;
1516 sep.transport_proto = transport_proto;
1517 sep.port = 0;
1518
1519 if (is_start)
1520 {
1521 session_lookup_add_session_endpoint (app_ns->local_table_index, &sep,
Florin Coras15531972018-08-12 23:50:53 -07001522 app->app_index);
Florin Coras19b1f6a2017-12-11 03:37:03 -08001523 sep.is_ip4 = 0;
1524 session_lookup_add_session_endpoint (app_ns->local_table_index, &sep,
Florin Coras15531972018-08-12 23:50:53 -07001525 app->app_index);
Florin Coras19b1f6a2017-12-11 03:37:03 -08001526 }
1527 else
1528 {
1529 session_lookup_del_session_endpoint (app_ns->local_table_index, &sep);
1530 sep.is_ip4 = 0;
1531 session_lookup_del_session_endpoint (app_ns->local_table_index, &sep);
1532 }
1533}
1534
Florin Coras7999e832017-10-31 01:51:04 -07001535void
Florin Coras561af9b2017-12-09 10:19:43 -08001536application_start_stop_proxy (application_t * app,
1537 transport_proto_t transport_proto, u8 is_start)
Florin Coras7999e832017-10-31 01:51:04 -07001538{
Florin Coras7999e832017-10-31 01:51:04 -07001539 if (application_has_local_scope (app))
Florin Coras19b1f6a2017-12-11 03:37:03 -08001540 application_start_stop_proxy_local_scope (app, transport_proto, is_start);
Florin Coras7999e832017-10-31 01:51:04 -07001541
1542 if (application_has_global_scope (app))
1543 {
1544 application_start_stop_proxy_fib_proto (app, FIB_PROTOCOL_IP4,
1545 transport_proto, is_start);
1546 application_start_stop_proxy_fib_proto (app, FIB_PROTOCOL_IP6,
1547 transport_proto, is_start);
1548 }
1549}
1550
1551void
1552application_setup_proxy (application_t * app)
1553{
1554 u16 transports = app->proxied_transports;
Florin Coras561af9b2017-12-09 10:19:43 -08001555 transport_proto_t tp;
1556
Florin Coras7999e832017-10-31 01:51:04 -07001557 ASSERT (application_is_proxy (app));
Florin Coras561af9b2017-12-09 10:19:43 -08001558
1559 /* *INDENT-OFF* */
1560 transport_proto_foreach (tp, ({
1561 if (transports & (1 << tp))
1562 application_start_stop_proxy (app, tp, 1);
1563 }));
1564 /* *INDENT-ON* */
Florin Coras7999e832017-10-31 01:51:04 -07001565}
1566
1567void
1568application_remove_proxy (application_t * app)
1569{
1570 u16 transports = app->proxied_transports;
Florin Coras561af9b2017-12-09 10:19:43 -08001571 transport_proto_t tp;
1572
Florin Coras7999e832017-10-31 01:51:04 -07001573 ASSERT (application_is_proxy (app));
Florin Coras561af9b2017-12-09 10:19:43 -08001574
1575 /* *INDENT-OFF* */
1576 transport_proto_foreach (tp, ({
1577 if (transports & (1 << tp))
1578 application_start_stop_proxy (app, tp, 0);
1579 }));
1580 /* *INDENT-ON* */
Florin Coras7999e832017-10-31 01:51:04 -07001581}
1582
Florin Coras88001c62019-04-24 14:44:46 -07001583segment_manager_props_t *
Florin Corasa332c462018-01-31 06:52:17 -08001584application_segment_manager_properties (application_t * app)
1585{
1586 return &app->sm_properties;
1587}
1588
Florin Coras88001c62019-04-24 14:44:46 -07001589segment_manager_props_t *
Florin Corasa332c462018-01-31 06:52:17 -08001590application_get_segment_manager_properties (u32 app_index)
1591{
1592 application_t *app = application_get (app_index);
1593 return &app->sm_properties;
1594}
1595
Florin Coras15531972018-08-12 23:50:53 -07001596static void
1597application_format_listeners (application_t * app, int verbose)
1598{
1599 vlib_main_t *vm = vlib_get_main ();
1600 app_worker_map_t *wrk_map;
1601 app_worker_t *app_wrk;
1602 u32 sm_index;
1603 u64 handle;
1604
1605 if (!app)
1606 {
1607 vlib_cli_output (vm, "%U", format_app_worker_listener, 0 /* header */ ,
1608 0, 0, verbose);
1609 return;
1610 }
1611
1612 /* *INDENT-OFF* */
Damjan Marionb2c31b62020-12-13 21:47:40 +01001613 pool_foreach (wrk_map, app->worker_maps) {
Florin Coras15531972018-08-12 23:50:53 -07001614 app_wrk = app_worker_get (wrk_map->wrk_index);
1615 if (hash_elts (app_wrk->listeners_table) == 0)
1616 continue;
1617 hash_foreach (handle, sm_index, app_wrk->listeners_table, ({
1618 vlib_cli_output (vm, "%U", format_app_worker_listener, app_wrk,
1619 handle, sm_index, verbose);
1620 }));
Damjan Marionb2c31b62020-12-13 21:47:40 +01001621 }
Florin Coras15531972018-08-12 23:50:53 -07001622 /* *INDENT-ON* */
1623}
1624
1625static void
Florin Coras15531972018-08-12 23:50:53 -07001626application_format_connects (application_t * app, int verbose)
1627{
1628 app_worker_map_t *wrk_map;
1629 app_worker_t *app_wrk;
1630
1631 if (!app)
1632 {
1633 app_worker_format_connects (0, verbose);
1634 return;
1635 }
1636
1637 /* *INDENT-OFF* */
Damjan Marionb2c31b62020-12-13 21:47:40 +01001638 pool_foreach (wrk_map, app->worker_maps) {
Florin Coras15531972018-08-12 23:50:53 -07001639 app_wrk = app_worker_get (wrk_map->wrk_index);
1640 app_worker_format_connects (app_wrk, verbose);
Damjan Marionb2c31b62020-12-13 21:47:40 +01001641 }
Florin Coras15531972018-08-12 23:50:53 -07001642 /* *INDENT-ON* */
1643}
1644
Florin Coras6cf30ad2017-04-04 23:08:23 -07001645u8 *
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001646format_cert_key_pair (u8 * s, va_list * args)
1647{
1648 app_cert_key_pair_t *ckpair = va_arg (*args, app_cert_key_pair_t *);
1649 int key_len = 0, cert_len = 0;
1650 cert_len = vec_len (ckpair->cert);
1651 key_len = vec_len (ckpair->key);
1652 if (ckpair->cert_key_index == 0)
1653 s = format (s, "DEFAULT (cert:%d, key:%d)", cert_len, key_len);
1654 else
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001655 s = format (s, "%d (cert:%d, key:%d)", ckpair->cert_key_index,
1656 cert_len, key_len);
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001657 return s;
1658}
1659
1660u8 *
Nathan Skrzypczakde6caf42019-10-09 14:41:48 +02001661format_crypto_engine (u8 * s, va_list * args)
1662{
1663 u32 engine = va_arg (*args, u32);
1664 switch (engine)
1665 {
1666 case CRYPTO_ENGINE_NONE:
1667 return format (s, "none");
1668 case CRYPTO_ENGINE_MBEDTLS:
1669 return format (s, "mbedtls");
1670 case CRYPTO_ENGINE_OPENSSL:
1671 return format (s, "openssl");
1672 case CRYPTO_ENGINE_PICOTLS:
1673 return format (s, "picotls");
1674 case CRYPTO_ENGINE_VPP:
1675 return format (s, "vpp");
1676 default:
1677 return format (s, "unknown engine");
1678 }
1679 return s;
1680}
1681
1682uword
1683unformat_crypto_engine (unformat_input_t * input, va_list * args)
1684{
1685 u8 *a = va_arg (*args, u8 *);
1686 if (unformat (input, "mbedtls"))
1687 *a = CRYPTO_ENGINE_MBEDTLS;
1688 else if (unformat (input, "openssl"))
1689 *a = CRYPTO_ENGINE_OPENSSL;
1690 else if (unformat (input, "picotls"))
1691 *a = CRYPTO_ENGINE_PICOTLS;
1692 else if (unformat (input, "vpp"))
1693 *a = CRYPTO_ENGINE_VPP;
1694 else
1695 return 0;
1696 return 1;
1697}
1698
1699u8 *
1700format_crypto_context (u8 * s, va_list * args)
1701{
1702 crypto_context_t *crctx = va_arg (*args, crypto_context_t *);
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001703 s = format (s, "[0x%x][sub%d,ckpair%x]", crctx->ctx_index,
1704 crctx->n_subscribers, crctx->ckpair_index);
Nathan Skrzypczakde6caf42019-10-09 14:41:48 +02001705 s = format (s, "[%U]", format_crypto_engine, crctx->crypto_engine);
Nathan Skrzypczakde6caf42019-10-09 14:41:48 +02001706 return s;
1707}
1708
1709u8 *
Florin Coras6cf30ad2017-04-04 23:08:23 -07001710format_application (u8 * s, va_list * args)
1711{
1712 application_t *app = va_arg (*args, application_t *);
1713 CLIB_UNUSED (int verbose) = va_arg (*args, int);
Florin Coras88001c62019-04-24 14:44:46 -07001714 segment_manager_props_t *props;
Florin Coras053a0e42018-11-13 15:52:38 -08001715 const u8 *app_ns_name, *app_name;
Florin Coras349f8ca2018-11-20 16:52:49 -08001716 app_worker_map_t *wrk_map;
1717 app_worker_t *app_wrk;
Florin Coras6cf30ad2017-04-04 23:08:23 -07001718
1719 if (app == 0)
1720 {
Florin Coras349f8ca2018-11-20 16:52:49 -08001721 if (!verbose)
Florin Corasc1f5a432018-11-20 11:31:26 -08001722 s = format (s, "%-10s%-20s%-40s", "Index", "Name", "Namespace");
Florin Coras6cf30ad2017-04-04 23:08:23 -07001723 return s;
1724 }
1725
Florin Coras0bee9ce2018-03-22 21:24:31 -07001726 app_name = app_get_name (app);
Florin Corascea194d2017-10-02 00:18:51 -07001727 app_ns_name = app_namespace_id_from_index (app->ns_index);
Florin Corasa332c462018-01-31 06:52:17 -08001728 props = application_segment_manager_properties (app);
Florin Coras349f8ca2018-11-20 16:52:49 -08001729 if (!verbose)
1730 {
jiangxiaomingdfb30d92020-08-31 17:38:11 +08001731 s = format (s, "%-10u%-20v%-40v", app->app_index, app_name,
Florin Coras349f8ca2018-11-20 16:52:49 -08001732 app_ns_name);
1733 return s;
1734 }
1735
Florin Corasfa7512e2019-04-04 22:31:50 -07001736 s = format (s, "app-name %v app-index %u ns-index %u seg-size %U\n",
Florin Coras349f8ca2018-11-20 16:52:49 -08001737 app_name, app->app_index, app->ns_index,
1738 format_memory_size, props->add_segment_size);
1739 s = format (s, "rx-fifo-size %U tx-fifo-size %U workers:\n",
1740 format_memory_size, props->rx_fifo_size,
1741 format_memory_size, props->tx_fifo_size);
1742
1743 /* *INDENT-OFF* */
Damjan Marionb2c31b62020-12-13 21:47:40 +01001744 pool_foreach (wrk_map, app->worker_maps) {
Florin Coras349f8ca2018-11-20 16:52:49 -08001745 app_wrk = app_worker_get (wrk_map->wrk_index);
Florin Coras623eb562019-02-03 19:28:34 -08001746 s = format (s, "%U", format_app_worker, app_wrk);
Damjan Marionb2c31b62020-12-13 21:47:40 +01001747 }
Florin Coras349f8ca2018-11-20 16:52:49 -08001748 /* *INDENT-ON* */
1749
Dave Barach68b0fb02017-02-28 15:15:56 -05001750 return s;
1751}
1752
Florin Corasf8f516a2018-02-08 15:10:09 -08001753void
Florin Coras2b81e3c2019-02-27 07:55:46 -08001754application_format_all_listeners (vlib_main_t * vm, int verbose)
Florin Corasf8f516a2018-02-08 15:10:09 -08001755{
1756 application_t *app;
Florin Corasf8f516a2018-02-08 15:10:09 -08001757
Florin Coras15531972018-08-12 23:50:53 -07001758 if (!pool_elts (app_main.app_pool))
Florin Corasf8f516a2018-02-08 15:10:09 -08001759 {
1760 vlib_cli_output (vm, "No active server bindings");
1761 return;
1762 }
1763
Florin Coras2b81e3c2019-02-27 07:55:46 -08001764 application_format_listeners (0, verbose);
Florin Corasf8f516a2018-02-08 15:10:09 -08001765
Florin Coras2b81e3c2019-02-27 07:55:46 -08001766 /* *INDENT-OFF* */
Damjan Marionb2c31b62020-12-13 21:47:40 +01001767 pool_foreach (app, app_main.app_pool) {
Florin Coras2b81e3c2019-02-27 07:55:46 -08001768 application_format_listeners (app, verbose);
Damjan Marionb2c31b62020-12-13 21:47:40 +01001769 }
Florin Coras2b81e3c2019-02-27 07:55:46 -08001770 /* *INDENT-ON* */
Florin Corasf8f516a2018-02-08 15:10:09 -08001771}
1772
1773void
Florin Coras2b81e3c2019-02-27 07:55:46 -08001774application_format_all_clients (vlib_main_t * vm, int verbose)
Florin Corasf8f516a2018-02-08 15:10:09 -08001775{
1776 application_t *app;
1777
Florin Coras15531972018-08-12 23:50:53 -07001778 if (!pool_elts (app_main.app_pool))
Florin Corasf8f516a2018-02-08 15:10:09 -08001779 {
1780 vlib_cli_output (vm, "No active apps");
1781 return;
1782 }
1783
Florin Coras2b81e3c2019-02-27 07:55:46 -08001784 application_format_connects (0, verbose);
Florin Corasf8f516a2018-02-08 15:10:09 -08001785
Florin Coras2b81e3c2019-02-27 07:55:46 -08001786 /* *INDENT-OFF* */
Damjan Marionb2c31b62020-12-13 21:47:40 +01001787 pool_foreach (app, app_main.app_pool) {
Florin Coras2b81e3c2019-02-27 07:55:46 -08001788 application_format_connects (app, verbose);
Damjan Marionb2c31b62020-12-13 21:47:40 +01001789 }
Florin Coras2b81e3c2019-02-27 07:55:46 -08001790 /* *INDENT-ON* */
Florin Corasf8f516a2018-02-08 15:10:09 -08001791}
1792
Dave Barach68b0fb02017-02-28 15:15:56 -05001793static clib_error_t *
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001794show_certificate_command_fn (vlib_main_t * vm, unformat_input_t * input,
1795 vlib_cli_command_t * cmd)
1796{
1797 app_cert_key_pair_t *ckpair;
1798 session_cli_return_if_not_enabled ();
1799
1800 /* *INDENT-OFF* */
Damjan Marionb2c31b62020-12-13 21:47:40 +01001801 pool_foreach (ckpair, app_main.cert_key_pair_store) {
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001802 vlib_cli_output (vm, "%U", format_cert_key_pair, ckpair);
Damjan Marionb2c31b62020-12-13 21:47:40 +01001803 }
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001804 /* *INDENT-ON* */
1805 return 0;
1806}
1807
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001808static inline void
1809appliction_format_app_mq (vlib_main_t * vm, application_t * app)
1810{
1811 app_worker_map_t *map;
1812 app_worker_t *wrk;
Florin Coras41d5f542021-01-15 13:49:33 -08001813 int i;
1814
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001815 /* *INDENT-OFF* */
Damjan Marionb2c31b62020-12-13 21:47:40 +01001816 pool_foreach (map, app->worker_maps) {
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001817 wrk = app_worker_get (map->wrk_index);
1818 vlib_cli_output (vm, "[A%d][%d]%U", app->app_index,
1819 map->wrk_index, format_svm_msg_q,
1820 wrk->event_queue);
Damjan Marionb2c31b62020-12-13 21:47:40 +01001821 }
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001822 /* *INDENT-ON* */
Florin Coras41d5f542021-01-15 13:49:33 -08001823
1824 for (i = 0; i < vec_len (app->rx_mqs); i++)
1825 vlib_cli_output (vm, "[A%d][R%d]%U", app->app_index, i, format_svm_msg_q,
1826 app->rx_mqs[i].mq);
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001827}
1828
1829static clib_error_t *
1830appliction_format_all_app_mq (vlib_main_t * vm)
1831{
1832 application_t *app;
1833 int i, n_threads;
1834
Damjan Marion6ffb7c62021-03-26 13:06:13 +01001835 n_threads = vlib_get_n_threads ();
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001836
1837 for (i = 0; i < n_threads; i++)
1838 {
1839 vlib_cli_output (vm, "[Ctrl%d]%U", i, format_svm_msg_q,
1840 session_main_get_vpp_event_queue (i));
1841 }
1842
1843 /* *INDENT-OFF* */
Damjan Marionb2c31b62020-12-13 21:47:40 +01001844 pool_foreach (app, app_main.app_pool) {
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001845 appliction_format_app_mq (vm, app);
Damjan Marionb2c31b62020-12-13 21:47:40 +01001846 }
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001847 /* *INDENT-ON* */
1848 return 0;
1849}
1850
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001851static clib_error_t *
Dave Barach68b0fb02017-02-28 15:15:56 -05001852show_app_command_fn (vlib_main_t * vm, unformat_input_t * input,
1853 vlib_cli_command_t * cmd)
1854{
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001855 int do_server = 0, do_client = 0, do_mq = 0;
Dave Barach68b0fb02017-02-28 15:15:56 -05001856 application_t *app;
Florin Coras349f8ca2018-11-20 16:52:49 -08001857 u32 app_index = ~0;
Dave Barach68b0fb02017-02-28 15:15:56 -05001858 int verbose = 0;
1859
Florin Corascea194d2017-10-02 00:18:51 -07001860 session_cli_return_if_not_enabled ();
Florin Corase04c2992017-03-01 08:17:34 -08001861
Dave Barach68b0fb02017-02-28 15:15:56 -05001862 while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
1863 {
1864 if (unformat (input, "server"))
1865 do_server = 1;
1866 else if (unformat (input, "client"))
1867 do_client = 1;
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001868 else if (unformat (input, "mq"))
1869 do_mq = 1;
Florin Coras349f8ca2018-11-20 16:52:49 -08001870 else if (unformat (input, "%u", &app_index))
1871 ;
Dave Barach68b0fb02017-02-28 15:15:56 -05001872 else if (unformat (input, "verbose"))
1873 verbose = 1;
1874 else
Florin Coras349f8ca2018-11-20 16:52:49 -08001875 return clib_error_return (0, "unknown input `%U'",
1876 format_unformat_error, input);
Dave Barach68b0fb02017-02-28 15:15:56 -05001877 }
1878
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01001879 if (do_mq && app_index != ~0)
1880 {
1881 app = application_get_if_valid (app_index);
1882 if (!app)
1883 return clib_error_return (0, "No app with index %u", app_index);
1884
1885 appliction_format_app_mq (vm, app);
1886 return 0;
1887 }
1888
1889 if (do_mq)
1890 {
1891 appliction_format_all_app_mq (vm);
1892 return 0;
1893 }
1894
Dave Barach68b0fb02017-02-28 15:15:56 -05001895 if (do_server)
Florin Coras349f8ca2018-11-20 16:52:49 -08001896 {
Florin Coras2b81e3c2019-02-27 07:55:46 -08001897 application_format_all_listeners (vm, verbose);
Florin Coras349f8ca2018-11-20 16:52:49 -08001898 return 0;
1899 }
Dave Barach68b0fb02017-02-28 15:15:56 -05001900
1901 if (do_client)
Florin Coras349f8ca2018-11-20 16:52:49 -08001902 {
Florin Coras2b81e3c2019-02-27 07:55:46 -08001903 application_format_all_clients (vm, verbose);
Florin Coras349f8ca2018-11-20 16:52:49 -08001904 return 0;
1905 }
1906
1907 if (app_index != ~0)
1908 {
Florin Coras47c40e22018-11-26 17:01:36 -08001909 app = application_get_if_valid (app_index);
Florin Coras349f8ca2018-11-20 16:52:49 -08001910 if (!app)
1911 return clib_error_return (0, "No app with index %u", app_index);
1912
1913 vlib_cli_output (vm, "%U", format_application, app, /* verbose */ 1);
1914 return 0;
1915 }
Dave Barach68b0fb02017-02-28 15:15:56 -05001916
Florin Coras6cf30ad2017-04-04 23:08:23 -07001917 /* Print app related info */
1918 if (!do_server && !do_client)
1919 {
Florin Coras349f8ca2018-11-20 16:52:49 -08001920 vlib_cli_output (vm, "%U", format_application, 0, 0);
Florin Corascea194d2017-10-02 00:18:51 -07001921 /* *INDENT-OFF* */
Damjan Marionb2c31b62020-12-13 21:47:40 +01001922 pool_foreach (app, app_main.app_pool) {
Florin Coras349f8ca2018-11-20 16:52:49 -08001923 vlib_cli_output (vm, "%U", format_application, app, 0);
Damjan Marionb2c31b62020-12-13 21:47:40 +01001924 }
Florin Corascea194d2017-10-02 00:18:51 -07001925 /* *INDENT-ON* */
Florin Coras6cf30ad2017-04-04 23:08:23 -07001926 }
1927
Dave Barach68b0fb02017-02-28 15:15:56 -05001928 return 0;
1929}
1930
Nathan Skrzypczakde6caf42019-10-09 14:41:48 +02001931/* Certificate store */
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001932
1933static app_cert_key_pair_t *
1934app_cert_key_pair_alloc ()
1935{
1936 app_cert_key_pair_t *ckpair;
1937 pool_get (app_main.cert_key_pair_store, ckpair);
1938 clib_memset (ckpair, 0, sizeof (*ckpair));
1939 ckpair->cert_key_index = ckpair - app_main.cert_key_pair_store;
1940 return ckpair;
1941}
1942
1943app_cert_key_pair_t *
1944app_cert_key_pair_get_if_valid (u32 index)
1945{
1946 if (pool_is_free_index (app_main.cert_key_pair_store, index))
1947 return 0;
1948 return app_cert_key_pair_get (index);
1949}
1950
1951app_cert_key_pair_t *
1952app_cert_key_pair_get (u32 index)
1953{
1954 return pool_elt_at_index (app_main.cert_key_pair_store, index);
1955}
1956
1957app_cert_key_pair_t *
1958app_cert_key_pair_get_default ()
1959{
1960 /* To maintain legacy bapi */
1961 return app_cert_key_pair_get (0);
1962}
1963
1964int
1965vnet_app_add_cert_key_pair (vnet_app_add_cert_key_pair_args_t * a)
1966{
1967 app_cert_key_pair_t *ckpair = app_cert_key_pair_alloc ();
Florin Corasa5a9efd2021-01-05 17:03:29 -08001968 vec_validate (ckpair->cert, a->cert_len - 1);
1969 clib_memcpy_fast (ckpair->cert, a->cert, a->cert_len);
1970 vec_validate (ckpair->key, a->key_len - 1);
1971 clib_memcpy_fast (ckpair->key, a->key, a->key_len);
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001972 a->index = ckpair->cert_key_index;
1973 return 0;
1974}
1975
1976int
Nathan Skrzypczak7fbdb6a2019-10-09 16:23:26 +02001977vnet_app_add_cert_key_interest (u32 index, u32 app_index)
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001978{
1979 app_cert_key_pair_t *ckpair;
1980 if (!(ckpair = app_cert_key_pair_get_if_valid (index)))
1981 return -1;
Nathan Skrzypczakde6caf42019-10-09 14:41:48 +02001982 if (vec_search (ckpair->app_interests, app_index) != ~0)
1983 vec_add1 (ckpair->app_interests, app_index);
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02001984 return 0;
1985}
1986
1987int
1988vnet_app_del_cert_key_pair (u32 index)
1989{
1990 app_cert_key_pair_t *ckpair;
1991 application_t *app;
1992 u32 *app_index;
1993
1994 if (!(ckpair = app_cert_key_pair_get_if_valid (index)))
1995 return (VNET_API_ERROR_INVALID_VALUE);
1996
1997 vec_foreach (app_index, ckpair->app_interests)
1998 {
1999 if ((app = application_get_if_valid (*app_index))
2000 && app->cb_fns.app_cert_key_pair_delete_callback)
2001 app->cb_fns.app_cert_key_pair_delete_callback (ckpair);
2002 }
2003
2004 vec_free (ckpair->cert);
2005 vec_free (ckpair->key);
2006 pool_put (app_main.cert_key_pair_store, ckpair);
2007 return 0;
2008}
2009
2010clib_error_t *
Nathan Skrzypczakde6caf42019-10-09 14:41:48 +02002011application_init (vlib_main_t * vm)
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02002012{
Florin Coras41d5f542021-01-15 13:49:33 -08002013 app_main_t *am = &app_main;
2014 u32 n_workers;
2015
2016 n_workers = vlib_num_workers ();
2017
Florin Corasa5a9efd2021-01-05 17:03:29 -08002018 /* Index 0 was originally used by legacy apis, maintain as invalid */
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02002019 (void) app_cert_key_pair_alloc ();
Florin Coras41d5f542021-01-15 13:49:33 -08002020 am->last_crypto_engine = CRYPTO_ENGINE_LAST;
2021 am->app_by_name = hash_create_vec (0, sizeof (u8), sizeof (uword));
2022
2023 vec_validate (am->wrk, n_workers);
2024
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02002025 return 0;
2026}
2027
Florin Corase04c2992017-03-01 08:17:34 -08002028/* *INDENT-OFF* */
Nathan Skrzypczakde6caf42019-10-09 14:41:48 +02002029VLIB_INIT_FUNCTION (application_init);
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02002030
Dave Barach68b0fb02017-02-28 15:15:56 -05002031VLIB_CLI_COMMAND (show_app_command, static) =
2032{
Florin Corase04c2992017-03-01 08:17:34 -08002033 .path = "show app",
Nathan Skrzypczakcfdb1092019-12-02 16:44:42 +01002034 .short_help = "show app [app_id] [server|client] [mq] [verbose]",
Florin Corase04c2992017-03-01 08:17:34 -08002035 .function = show_app_command_fn,
2036};
Nathan Skrzypczak79f89532019-09-13 11:08:13 +02002037
2038VLIB_CLI_COMMAND (show_certificate_command, static) =
2039{
2040 .path = "show app certificate",
2041 .short_help = "list app certs and keys present in store",
2042 .function = show_certificate_command_fn,
2043};
Florin Corase04c2992017-03-01 08:17:34 -08002044/* *INDENT-ON* */
Dave Barach68b0fb02017-02-28 15:15:56 -05002045
Florin Coras79ba25d2019-10-20 19:32:47 -07002046crypto_engine_type_t
2047app_crypto_engine_type_add (void)
2048{
2049 return (++app_main.last_crypto_engine);
2050}
2051
2052u8
2053app_crypto_engine_n_types (void)
2054{
2055 return (app_main.last_crypto_engine + 1);
2056}
2057
Dave Barach68b0fb02017-02-28 15:15:56 -05002058/*
2059 * fd.io coding-style-patch-verification: ON
2060 *
2061 * Local Variables:
2062 * eval: (c-set-style "gnu")
2063 * End:
2064 */