blob: 516cfd764454e8a8445595079a68fb11cca943f6 [file] [log] [blame]
Florin Coras371ca502018-02-21 12:07:41 -08001/*
Florin Corasc9940fc2019-02-05 20:55:11 -08002 * Copyright (c) 2018-2019 Cisco and/or its affiliates.
Florin Coras371ca502018-02-21 12:07:41 -08003 * 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_interface.h>
17#include <vppinfra/lock.h>
Florin Corasd77eee62018-03-07 08:49:27 -080018#include <vnet/tls/tls.h>
Florin Coras371ca502018-02-21 12:07:41 -080019
20static tls_main_t tls_main;
Florin Corasd77eee62018-03-07 08:49:27 -080021static tls_engine_vft_t *tls_vfts;
Florin Coras371ca502018-02-21 12:07:41 -080022
Florin Coras58d36f02018-03-09 13:05:53 -080023#define TLS_INVALID_HANDLE ~0
24#define TLS_IDX_MASK 0x00FFFFFF
25#define TLS_ENGINE_TYPE_SHIFT 29
26
27void tls_disconnect (u32 ctx_handle, u32 thread_index);
28
Florin Coras06a6a302019-04-17 14:19:12 -070029void
Florin Corasc01d5782018-10-17 14:53:11 -070030tls_disconnect_transport (tls_ctx_t * ctx)
31{
32 vnet_disconnect_args_t a = {
33 .handle = ctx->tls_session_handle,
34 .app_index = tls_main.app_index,
35 };
36
37 if (vnet_disconnect_session (&a))
38 clib_warning ("disconnect returned");
39}
40
Nathan Skrzypczak82fc5fd2019-09-13 10:20:15 +020041crypto_engine_type_t
Florin Coras58d36f02018-03-09 13:05:53 -080042tls_get_available_engine (void)
43{
44 int i;
45 for (i = 0; i < vec_len (tls_vfts); i++)
46 {
47 if (tls_vfts[i].ctx_alloc)
48 return i;
49 }
Nathan Skrzypczak82fc5fd2019-09-13 10:20:15 +020050 return CRYPTO_ENGINE_NONE;
Florin Coras58d36f02018-03-09 13:05:53 -080051}
Florin Coras371ca502018-02-21 12:07:41 -080052
Florin Corasd77eee62018-03-07 08:49:27 -080053int
Florin Coras288eaab2019-02-03 15:26:14 -080054tls_add_vpp_q_rx_evt (session_t * s)
Florin Coras371ca502018-02-21 12:07:41 -080055{
Florin Coras288eaab2019-02-03 15:26:14 -080056 if (svm_fifo_set_event (s->rx_fifo))
Florin Corasfe97da32019-03-06 10:09:04 -080057 session_send_io_evt_to_thread (s->rx_fifo, SESSION_IO_EVT_RX);
Florin Corasef915342018-09-29 10:23:06 -070058 return 0;
59}
60
61int
Florin Coras288eaab2019-02-03 15:26:14 -080062tls_add_vpp_q_builtin_rx_evt (session_t * s)
Florin Corasef915342018-09-29 10:23:06 -070063{
Florin Coras288eaab2019-02-03 15:26:14 -080064 if (svm_fifo_set_event (s->rx_fifo))
Florin Corasfe97da32019-03-06 10:09:04 -080065 session_send_io_evt_to_thread (s->rx_fifo, SESSION_IO_EVT_BUILTIN_RX);
Florin Corasef915342018-09-29 10:23:06 -070066 return 0;
67}
68
69int
Florin Coras288eaab2019-02-03 15:26:14 -080070tls_add_vpp_q_tx_evt (session_t * s)
Florin Corasef915342018-09-29 10:23:06 -070071{
Florin Coras288eaab2019-02-03 15:26:14 -080072 if (svm_fifo_set_event (s->tx_fifo))
Florin Corasfe97da32019-03-06 10:09:04 -080073 session_send_io_evt_to_thread (s->tx_fifo, SESSION_IO_EVT_TX);
Florin Corasef915342018-09-29 10:23:06 -070074 return 0;
75}
76
Florin Coras371ca502018-02-21 12:07:41 -080077static inline int
Florin Coras288eaab2019-02-03 15:26:14 -080078tls_add_app_q_evt (app_worker_t * app, session_t * app_session)
Florin Coras371ca502018-02-21 12:07:41 -080079{
Florin Corasfe97da32019-03-06 10:09:04 -080080 return app_worker_lock_and_send_event (app, app_session, SESSION_IO_EVT_RX);
Florin Coras371ca502018-02-21 12:07:41 -080081}
82
83u32
Florin Coras371ca502018-02-21 12:07:41 -080084tls_listener_ctx_alloc (void)
85{
86 tls_main_t *tm = &tls_main;
87 tls_ctx_t *ctx;
88
89 pool_get (tm->listener_ctx_pool, ctx);
Dave Barachb7b92992018-10-17 10:38:51 -040090 clib_memset (ctx, 0, sizeof (*ctx));
Florin Coras371ca502018-02-21 12:07:41 -080091 return ctx - tm->listener_ctx_pool;
92}
93
94void
Florin Corase3e2f072018-03-04 07:24:30 -080095tls_listener_ctx_free (tls_ctx_t * ctx)
Florin Coras371ca502018-02-21 12:07:41 -080096{
Florin Corasc01d5782018-10-17 14:53:11 -070097 if (CLIB_DEBUG)
98 memset (ctx, 0xfb, sizeof (*ctx));
Florin Corase3e2f072018-03-04 07:24:30 -080099 pool_put (tls_main.listener_ctx_pool, ctx);
Florin Coras371ca502018-02-21 12:07:41 -0800100}
101
102tls_ctx_t *
103tls_listener_ctx_get (u32 ctx_index)
104{
105 return pool_elt_at_index (tls_main.listener_ctx_pool, ctx_index);
106}
107
108u32
109tls_listener_ctx_index (tls_ctx_t * ctx)
110{
111 return (ctx - tls_main.listener_ctx_pool);
112}
113
114u32
115tls_ctx_half_open_alloc (void)
116{
117 tls_main_t *tm = &tls_main;
118 u8 will_expand = 0;
119 tls_ctx_t *ctx;
120 u32 ctx_index;
121
122 pool_get_aligned_will_expand (tm->half_open_ctx_pool, will_expand, 0);
123 if (PREDICT_FALSE (will_expand && vlib_num_workers ()))
124 {
125 clib_rwlock_writer_lock (&tm->half_open_rwlock);
126 pool_get (tm->half_open_ctx_pool, ctx);
Florin Coraseb97e5f2018-10-15 21:35:42 -0700127 ctx_index = ctx - tm->half_open_ctx_pool;
Florin Coras371ca502018-02-21 12:07:41 -0800128 clib_rwlock_writer_unlock (&tm->half_open_rwlock);
129 }
130 else
131 {
Ping Yue6446a32018-08-28 18:56:27 -0400132 /* reader lock assumption: only main thread will call pool_get */
133 clib_rwlock_reader_lock (&tm->half_open_rwlock);
Florin Coras371ca502018-02-21 12:07:41 -0800134 pool_get (tm->half_open_ctx_pool, ctx);
Florin Coraseb97e5f2018-10-15 21:35:42 -0700135 ctx_index = ctx - tm->half_open_ctx_pool;
Ping Yue6446a32018-08-28 18:56:27 -0400136 clib_rwlock_reader_unlock (&tm->half_open_rwlock);
Florin Coras371ca502018-02-21 12:07:41 -0800137 }
Dave Barachb7b92992018-10-17 10:38:51 -0400138 clib_memset (ctx, 0, sizeof (*ctx));
Florin Coras371ca502018-02-21 12:07:41 -0800139 return ctx_index;
140}
141
142void
143tls_ctx_half_open_free (u32 ho_index)
144{
145 tls_main_t *tm = &tls_main;
146 clib_rwlock_writer_lock (&tm->half_open_rwlock);
147 pool_put_index (tls_main.half_open_ctx_pool, ho_index);
148 clib_rwlock_writer_unlock (&tm->half_open_rwlock);
149}
150
151tls_ctx_t *
152tls_ctx_half_open_get (u32 ctx_index)
153{
154 tls_main_t *tm = &tls_main;
155 clib_rwlock_reader_lock (&tm->half_open_rwlock);
156 return pool_elt_at_index (tm->half_open_ctx_pool, ctx_index);
157}
158
159void
160tls_ctx_half_open_reader_unlock ()
161{
162 clib_rwlock_reader_unlock (&tls_main.half_open_rwlock);
163}
164
165u32
166tls_ctx_half_open_index (tls_ctx_t * ctx)
167{
168 return (ctx - tls_main.half_open_ctx_pool);
169}
170
Florin Coras58d36f02018-03-09 13:05:53 -0800171void
Florin Coras288eaab2019-02-03 15:26:14 -0800172tls_notify_app_enqueue (tls_ctx_t * ctx, session_t * app_session)
Florin Coras58d36f02018-03-09 13:05:53 -0800173{
Florin Corasbf7ce2c2019-03-06 14:44:42 -0800174 app_worker_t *app_wrk;
175 app_wrk = app_worker_get_if_valid (app_session->app_wrk_index);
176 if (PREDICT_TRUE (app_wrk != 0))
177 tls_add_app_q_evt (app_wrk, app_session);
Florin Coras58d36f02018-03-09 13:05:53 -0800178}
179
180int
Florin Coras371ca502018-02-21 12:07:41 -0800181tls_notify_app_accept (tls_ctx_t * ctx)
182{
Florin Coras288eaab2019-02-03 15:26:14 -0800183 session_t *app_listener, *app_session;
Florin Coras15531972018-08-12 23:50:53 -0700184 app_worker_t *app_wrk;
Florin Coras371ca502018-02-21 12:07:41 -0800185 tls_ctx_t *lctx;
186 int rv;
187
Florin Coras371ca502018-02-21 12:07:41 -0800188 lctx = tls_listener_ctx_get (ctx->listener_ctx_index);
Florin Corasa27a46e2019-02-18 13:02:28 -0800189 app_listener = listen_session_get_from_handle (lctx->app_session_handle);
Florin Coras371ca502018-02-21 12:07:41 -0800190
Florin Coras58a93e82019-01-14 23:33:46 -0800191 app_session = session_get (ctx->c_s_index, ctx->c_thread_index);
Florin Corasdf57ea02019-02-18 20:14:20 -0800192 app_session->app_wrk_index = ctx->parent_app_wrk_index;
Florin Coras58d36f02018-03-09 13:05:53 -0800193 app_session->connection_index = ctx->tls_ctx_handle;
Florin Coras371ca502018-02-21 12:07:41 -0800194 app_session->session_type = app_listener->session_type;
Nathan Skrzypczak2f0f96b2019-06-13 10:14:28 +0200195 app_session->listener_handle = listen_session_get_handle (app_listener);
Florin Coras8a140612019-02-18 22:39:39 -0800196 app_session->session_state = SESSION_STATE_ACCEPTING;
Florin Coras15531972018-08-12 23:50:53 -0700197
Florin Corasa27a46e2019-02-18 13:02:28 -0800198 if ((rv = app_worker_init_accepted (app_session)))
Florin Coras371ca502018-02-21 12:07:41 -0800199 {
200 TLS_DBG (1, "failed to allocate fifos");
Florin Corasa27a46e2019-02-18 13:02:28 -0800201 session_free (app_session);
Florin Coras371ca502018-02-21 12:07:41 -0800202 return rv;
203 }
Florin Coras371ca502018-02-21 12:07:41 -0800204 ctx->app_session_handle = session_handle (app_session);
Florin Corasdf57ea02019-02-18 20:14:20 -0800205 ctx->parent_app_wrk_index = app_session->app_wrk_index;
Florin Corasa27a46e2019-02-18 13:02:28 -0800206 app_wrk = app_worker_get (app_session->app_wrk_index);
207 return app_worker_accept_notify (app_wrk, app_session);
Florin Coras371ca502018-02-21 12:07:41 -0800208}
209
Florin Coras58d36f02018-03-09 13:05:53 -0800210int
Florin Coras00e01d32019-10-21 16:07:46 -0700211tls_notify_app_connected (tls_ctx_t * ctx, session_error_t err)
Florin Coras371ca502018-02-21 12:07:41 -0800212{
Florin Coras288eaab2019-02-03 15:26:14 -0800213 session_t *app_session;
Florin Coras15531972018-08-12 23:50:53 -0700214 app_worker_t *app_wrk;
Florin Coras371ca502018-02-21 12:07:41 -0800215
Florin Corasdf57ea02019-02-18 20:14:20 -0800216 app_wrk = app_worker_get_if_valid (ctx->parent_app_wrk_index);
Florin Corasef915342018-09-29 10:23:06 -0700217 if (!app_wrk)
218 {
Florin Corasc01d5782018-10-17 14:53:11 -0700219 tls_disconnect_transport (ctx);
Florin Corasef915342018-09-29 10:23:06 -0700220 return -1;
221 }
222
Florin Coras00e01d32019-10-21 16:07:46 -0700223 if (err)
Florin Coras8f89dd02018-03-05 16:53:07 -0800224 goto failed;
225
Florin Coras58a93e82019-01-14 23:33:46 -0800226 app_session = session_get (ctx->c_s_index, ctx->c_thread_index);
Florin Corasdf57ea02019-02-18 20:14:20 -0800227 app_session->app_wrk_index = ctx->parent_app_wrk_index;
Florin Coras58d36f02018-03-09 13:05:53 -0800228 app_session->connection_index = ctx->tls_ctx_handle;
Florin Coras371ca502018-02-21 12:07:41 -0800229 app_session->session_type =
230 session_type_from_proto_and_ip (TRANSPORT_PROTO_TLS, ctx->tcp_is_ip4);
Florin Coras15531972018-08-12 23:50:53 -0700231
Florin Coras00e01d32019-10-21 16:07:46 -0700232 if ((err = app_worker_init_connected (app_wrk, app_session)))
Florin Coras371ca502018-02-21 12:07:41 -0800233 goto failed;
234
jiangxiaoming5b7ea912020-09-23 10:29:21 +0800235 app_session->session_state = SESSION_STATE_READY;
Florin Corasa27a46e2019-02-18 13:02:28 -0800236 if (app_worker_connect_notify (app_wrk, app_session,
Florin Coras00e01d32019-10-21 16:07:46 -0700237 SESSION_E_NONE, ctx->parent_app_api_context))
Florin Coras371ca502018-02-21 12:07:41 -0800238 {
239 TLS_DBG (1, "failed to notify app");
jiangxiaoming5b7ea912020-09-23 10:29:21 +0800240 app_session->session_state = SESSION_STATE_CONNECTING;
Florin Coras58d36f02018-03-09 13:05:53 -0800241 tls_disconnect (ctx->tls_ctx_handle, vlib_get_thread_index ());
Florin Coraseb97e5f2018-10-15 21:35:42 -0700242 return -1;
Florin Coras371ca502018-02-21 12:07:41 -0800243 }
244
Florin Coras58a93e82019-01-14 23:33:46 -0800245 ctx->app_session_handle = session_handle (app_session);
Florin Corasb5e94e32018-09-14 14:46:39 -0700246
Florin Coras371ca502018-02-21 12:07:41 -0800247 return 0;
248
249failed:
Florin Corasef2b3352019-08-07 11:14:56 -0700250 /* Free app session pre-allocated when transport was established */
251 session_free (session_get (ctx->c_s_index, ctx->c_thread_index));
252 ctx->no_app_session = 1;
Florin Coras58d36f02018-03-09 13:05:53 -0800253 tls_disconnect (ctx->tls_ctx_handle, vlib_get_thread_index ());
Florin Coras00e01d32019-10-21 16:07:46 -0700254 return app_worker_connect_notify (app_wrk, 0, err,
255 ctx->parent_app_api_context);
Florin Coras371ca502018-02-21 12:07:41 -0800256}
257
Florin Coras58d36f02018-03-09 13:05:53 -0800258static inline void
259tls_ctx_parse_handle (u32 ctx_handle, u32 * ctx_index, u32 * engine_type)
Florin Corasd77eee62018-03-07 08:49:27 -0800260{
Florin Coras58d36f02018-03-09 13:05:53 -0800261 *ctx_index = ctx_handle & TLS_IDX_MASK;
262 *engine_type = ctx_handle >> TLS_ENGINE_TYPE_SHIFT;
263}
264
Nathan Skrzypczak82fc5fd2019-09-13 10:20:15 +0200265static inline crypto_engine_type_t
266tls_get_engine_type (crypto_engine_type_t preferred)
Florin Coras58d36f02018-03-09 13:05:53 -0800267{
268 if (!tls_vfts[preferred].ctx_alloc)
269 return tls_get_available_engine ();
270 return preferred;
271}
272
273static inline u32
Nathan Skrzypczak82fc5fd2019-09-13 10:20:15 +0200274tls_ctx_alloc (crypto_engine_type_t engine_type)
Florin Coras58d36f02018-03-09 13:05:53 -0800275{
276 u32 ctx_index;
277 ctx_index = tls_vfts[engine_type].ctx_alloc ();
278 return (((u32) engine_type << TLS_ENGINE_TYPE_SHIFT) | ctx_index);
Florin Corasd77eee62018-03-07 08:49:27 -0800279}
280
Florin Corasd77eee62018-03-07 08:49:27 -0800281static inline tls_ctx_t *
Florin Coras58d36f02018-03-09 13:05:53 -0800282tls_ctx_get (u32 ctx_handle)
Florin Corasd77eee62018-03-07 08:49:27 -0800283{
Florin Coras58d36f02018-03-09 13:05:53 -0800284 u32 ctx_index, engine_type;
285 tls_ctx_parse_handle (ctx_handle, &ctx_index, &engine_type);
286 return tls_vfts[engine_type].ctx_get (ctx_index);
Florin Corasd77eee62018-03-07 08:49:27 -0800287}
288
289static inline tls_ctx_t *
Florin Coras58d36f02018-03-09 13:05:53 -0800290tls_ctx_get_w_thread (u32 ctx_handle, u8 thread_index)
Florin Corasd77eee62018-03-07 08:49:27 -0800291{
Florin Coras58d36f02018-03-09 13:05:53 -0800292 u32 ctx_index, engine_type;
293 tls_ctx_parse_handle (ctx_handle, &ctx_index, &engine_type);
294 return tls_vfts[engine_type].ctx_get_w_thread (ctx_index, thread_index);
Florin Corasd77eee62018-03-07 08:49:27 -0800295}
296
297static inline int
298tls_ctx_init_server (tls_ctx_t * ctx)
299{
Florin Coras58d36f02018-03-09 13:05:53 -0800300 return tls_vfts[ctx->tls_ctx_engine].ctx_init_server (ctx);
Florin Corasd77eee62018-03-07 08:49:27 -0800301}
302
303static inline int
304tls_ctx_init_client (tls_ctx_t * ctx)
305{
Florin Coras58d36f02018-03-09 13:05:53 -0800306 return tls_vfts[ctx->tls_ctx_engine].ctx_init_client (ctx);
Florin Corasd77eee62018-03-07 08:49:27 -0800307}
308
309static inline int
Florin Coras9f86d222020-03-23 15:34:22 +0000310tls_ctx_write (tls_ctx_t * ctx, session_t * app_session,
311 transport_send_params_t * sp)
Florin Corasd77eee62018-03-07 08:49:27 -0800312{
Florin Coras9f86d222020-03-23 15:34:22 +0000313 u32 n_wrote;
Florin Corased8db522020-02-27 04:32:51 +0000314
Florin Coras9f86d222020-03-23 15:34:22 +0000315 sp->max_burst_size = sp->max_burst_size * TRANSPORT_PACER_MIN_MSS;
316 n_wrote = tls_vfts[ctx->tls_ctx_engine].ctx_write (ctx, app_session, sp);
Florin Corased8db522020-02-27 04:32:51 +0000317 return n_wrote > 0 ? clib_max (n_wrote / TRANSPORT_PACER_MIN_MSS, 1) : 0;
Florin Corasd77eee62018-03-07 08:49:27 -0800318}
319
320static inline int
Florin Coras288eaab2019-02-03 15:26:14 -0800321tls_ctx_read (tls_ctx_t * ctx, session_t * tls_session)
Florin Corasd77eee62018-03-07 08:49:27 -0800322{
Florin Coras58d36f02018-03-09 13:05:53 -0800323 return tls_vfts[ctx->tls_ctx_engine].ctx_read (ctx, tls_session);
Florin Corasd77eee62018-03-07 08:49:27 -0800324}
325
Florin Coras06a6a302019-04-17 14:19:12 -0700326static inline int
327tls_ctx_transport_close (tls_ctx_t * ctx)
328{
329 return tls_vfts[ctx->tls_ctx_engine].ctx_transport_close (ctx);
330}
331
332static inline int
333tls_ctx_app_close (tls_ctx_t * ctx)
334{
335 return tls_vfts[ctx->tls_ctx_engine].ctx_app_close (ctx);
336}
337
338void
339tls_ctx_free (tls_ctx_t * ctx)
340{
Florin Coras06a6a302019-04-17 14:19:12 -0700341 tls_vfts[ctx->tls_ctx_engine].ctx_free (ctx);
342}
343
344u8
Florin Corasd77eee62018-03-07 08:49:27 -0800345tls_ctx_handshake_is_over (tls_ctx_t * ctx)
346{
Florin Coras58d36f02018-03-09 13:05:53 -0800347 return tls_vfts[ctx->tls_ctx_engine].ctx_handshake_is_over (ctx);
Florin Coras371ca502018-02-21 12:07:41 -0800348}
349
350void
Florin Coras288eaab2019-02-03 15:26:14 -0800351tls_session_reset_callback (session_t * s)
Florin Coras371ca502018-02-21 12:07:41 -0800352{
Florin Corasf03c4942019-08-07 21:39:27 -0700353 tls_ctx_t *ctx;
Zeyu Zhangcbbc4a22019-10-12 14:21:59 +0800354 transport_connection_t *tc;
355 session_t *app_session;
Florin Corasf03c4942019-08-07 21:39:27 -0700356
357 ctx = tls_ctx_get (s->opaque);
Yu Ping83782612020-02-19 02:31:22 +0800358 ctx->is_passive_close = 1;
Zeyu Zhangcbbc4a22019-10-12 14:21:59 +0800359 tc = &ctx->connection;
360 if (tls_ctx_handshake_is_over (ctx))
361 {
362 session_transport_reset_notify (tc);
363 session_transport_closed_notify (tc);
Yu Ping83782612020-02-19 02:31:22 +0800364 tls_disconnect_transport (ctx);
Zeyu Zhangcbbc4a22019-10-12 14:21:59 +0800365 }
Yu Ping83782612020-02-19 02:31:22 +0800366 else
367 if ((app_session =
368 session_get_if_valid (ctx->c_s_index, ctx->c_thread_index)))
369 {
370 session_free (app_session);
371 ctx->c_s_index = SESSION_INVALID_INDEX;
372 tls_disconnect_transport (ctx);
373 }
Florin Coras371ca502018-02-21 12:07:41 -0800374}
375
376int
Florin Corasfa76a762018-11-29 12:40:10 -0800377tls_add_segment_callback (u32 client_index, u64 segment_handle)
Florin Coras371ca502018-02-21 12:07:41 -0800378{
379 /* No-op for builtin */
380 return 0;
381}
382
383int
Florin Corasfa76a762018-11-29 12:40:10 -0800384tls_del_segment_callback (u32 client_index, u64 segment_handle)
Florin Coras371ca502018-02-21 12:07:41 -0800385{
386 return 0;
387}
388
389void
Florin Coras288eaab2019-02-03 15:26:14 -0800390tls_session_disconnect_callback (session_t * tls_session)
Florin Coras371ca502018-02-21 12:07:41 -0800391{
Florin Coras371ca502018-02-21 12:07:41 -0800392 tls_ctx_t *ctx;
Florin Corasbf7ce2c2019-03-06 14:44:42 -0800393
394 TLS_DBG (1, "TCP disconnecting handle %x session %u", tls_session->opaque,
395 tls_session->session_index);
Florin Coras371ca502018-02-21 12:07:41 -0800396
Florin Coras6faac162019-10-11 08:00:43 -0700397 ASSERT (tls_session->thread_index == vlib_get_thread_index ()
398 || vlib_thread_is_main_w_barrier ());
399
400 ctx = tls_ctx_get_w_thread (tls_session->opaque, tls_session->thread_index);
Florin Coras371ca502018-02-21 12:07:41 -0800401 ctx->is_passive_close = 1;
Florin Coras06a6a302019-04-17 14:19:12 -0700402 tls_ctx_transport_close (ctx);
Florin Coras371ca502018-02-21 12:07:41 -0800403}
404
405int
Florin Coras288eaab2019-02-03 15:26:14 -0800406tls_session_accept_callback (session_t * tls_session)
Florin Coras371ca502018-02-21 12:07:41 -0800407{
Florin Coras288eaab2019-02-03 15:26:14 -0800408 session_t *tls_listener, *app_session;
Florin Coras371ca502018-02-21 12:07:41 -0800409 tls_ctx_t *lctx, *ctx;
Florin Coras58d36f02018-03-09 13:05:53 -0800410 u32 ctx_handle;
Florin Coras371ca502018-02-21 12:07:41 -0800411
Nathan Skrzypczak2f0f96b2019-06-13 10:14:28 +0200412 tls_listener =
413 listen_session_get_from_handle (tls_session->listener_handle);
Florin Coras371ca502018-02-21 12:07:41 -0800414 lctx = tls_listener_ctx_get (tls_listener->opaque);
Florin Coras58d36f02018-03-09 13:05:53 -0800415
416 ctx_handle = tls_ctx_alloc (lctx->tls_ctx_engine);
417 ctx = tls_ctx_get (ctx_handle);
Florin Coras371ca502018-02-21 12:07:41 -0800418 memcpy (ctx, lctx, sizeof (*lctx));
419 ctx->c_thread_index = vlib_get_thread_index ();
Florin Coras58d36f02018-03-09 13:05:53 -0800420 ctx->tls_ctx_handle = ctx_handle;
Florin Coras371ca502018-02-21 12:07:41 -0800421 tls_session->session_state = SESSION_STATE_READY;
Florin Coras58d36f02018-03-09 13:05:53 -0800422 tls_session->opaque = ctx_handle;
Florin Coras371ca502018-02-21 12:07:41 -0800423 ctx->tls_session_handle = session_handle (tls_session);
424 ctx->listener_ctx_index = tls_listener->opaque;
Florin Corasd09236d2019-08-08 17:38:26 -0700425 ctx->c_flags |= TRANSPORT_CONNECTION_F_NO_LOOKUP;
Nathan Skrzypczak79f89532019-09-13 11:08:13 +0200426 ctx->ckpair_index = lctx->ckpair_index;
Florin Coras371ca502018-02-21 12:07:41 -0800427
Florin Coras58a93e82019-01-14 23:33:46 -0800428 /* Preallocate app session. Avoids allocating a session post handshake
429 * on tls_session rx and potentially invalidating the session pool */
430 app_session = session_alloc (ctx->c_thread_index);
Srikanth Akulae140d5d2019-11-18 11:49:58 -0800431 app_session->session_state = SESSION_STATE_CREATED;
Florin Coras58a93e82019-01-14 23:33:46 -0800432 ctx->c_s_index = app_session->session_index;
433
Florin Coras58d36f02018-03-09 13:05:53 -0800434 TLS_DBG (1, "Accept on listener %u new connection [%u]%x",
435 tls_listener->opaque, vlib_get_thread_index (), ctx_handle);
Florin Coras371ca502018-02-21 12:07:41 -0800436
437 return tls_ctx_init_server (ctx);
438}
439
440int
Florin Coras288eaab2019-02-03 15:26:14 -0800441tls_app_rx_callback (session_t * tls_session)
Florin Coras371ca502018-02-21 12:07:41 -0800442{
Florin Coras371ca502018-02-21 12:07:41 -0800443 tls_ctx_t *ctx;
Florin Coras371ca502018-02-21 12:07:41 -0800444
445 ctx = tls_ctx_get (tls_session->opaque);
Florin Coras58d36f02018-03-09 13:05:53 -0800446 tls_ctx_read (ctx, tls_session);
447 return 0;
Florin Coras371ca502018-02-21 12:07:41 -0800448}
449
450int
Florin Coras9f86d222020-03-23 15:34:22 +0000451tls_app_tx_callback (session_t * tls_session)
452{
453 tls_ctx_t *ctx;
454
455 ctx = tls_ctx_get (tls_session->opaque);
456 transport_connection_reschedule (&ctx->connection);
457
458 return 0;
459}
460
461int
Florin Coras371ca502018-02-21 12:07:41 -0800462tls_session_connected_callback (u32 tls_app_index, u32 ho_ctx_index,
Florin Coras00e01d32019-10-21 16:07:46 -0700463 session_t * tls_session, session_error_t err)
Florin Coras371ca502018-02-21 12:07:41 -0800464{
Florin Coras288eaab2019-02-03 15:26:14 -0800465 session_t *app_session;
Florin Coras371ca502018-02-21 12:07:41 -0800466 tls_ctx_t *ho_ctx, *ctx;
Florin Coras58d36f02018-03-09 13:05:53 -0800467 u32 ctx_handle;
Florin Coras371ca502018-02-21 12:07:41 -0800468
469 ho_ctx = tls_ctx_half_open_get (ho_ctx_index);
Florin Coras371ca502018-02-21 12:07:41 -0800470
Florin Coras00e01d32019-10-21 16:07:46 -0700471 if (err)
Florin Corasdcde9272018-03-02 09:23:42 -0800472 {
Florin Coras57791ad2018-08-27 10:07:40 -0700473 app_worker_t *app_wrk;
Florin Coras69b68ef2019-04-02 11:38:51 -0700474 u32 api_context;
475 int rv = 0;
Florin Coras57791ad2018-08-27 10:07:40 -0700476
Florin Corasdf57ea02019-02-18 20:14:20 -0800477 app_wrk = app_worker_get_if_valid (ho_ctx->parent_app_wrk_index);
Florin Corasef915342018-09-29 10:23:06 -0700478 if (app_wrk)
479 {
480 api_context = ho_ctx->c_s_index;
Florin Coras00e01d32019-10-21 16:07:46 -0700481 app_worker_connect_notify (app_wrk, 0, err, api_context);
Florin Corasef915342018-09-29 10:23:06 -0700482 }
Florin Corasdcde9272018-03-02 09:23:42 -0800483 tls_ctx_half_open_reader_unlock ();
484 tls_ctx_half_open_free (ho_ctx_index);
Florin Corasef915342018-09-29 10:23:06 -0700485 return rv;
Florin Corasdcde9272018-03-02 09:23:42 -0800486 }
Florin Coras371ca502018-02-21 12:07:41 -0800487
Florin Coras58d36f02018-03-09 13:05:53 -0800488 ctx_handle = tls_ctx_alloc (ho_ctx->tls_ctx_engine);
489 ctx = tls_ctx_get (ctx_handle);
Dave Barach178cf492018-11-13 16:34:13 -0500490 clib_memcpy_fast (ctx, ho_ctx, sizeof (*ctx));
Florin Coras371ca502018-02-21 12:07:41 -0800491 tls_ctx_half_open_reader_unlock ();
492 tls_ctx_half_open_free (ho_ctx_index);
493
Florin Corasdcde9272018-03-02 09:23:42 -0800494 ctx->c_thread_index = vlib_get_thread_index ();
Florin Coras58d36f02018-03-09 13:05:53 -0800495 ctx->tls_ctx_handle = ctx_handle;
Florin Corasd09236d2019-08-08 17:38:26 -0700496 ctx->c_flags |= TRANSPORT_CONNECTION_F_NO_LOOKUP;
Florin Corasdcde9272018-03-02 09:23:42 -0800497
Florin Coras58d36f02018-03-09 13:05:53 -0800498 TLS_DBG (1, "TCP connect for %u returned %u. New connection [%u]%x",
Florin Coras371ca502018-02-21 12:07:41 -0800499 ho_ctx_index, is_fail, vlib_get_thread_index (),
Florin Coras58d36f02018-03-09 13:05:53 -0800500 (ctx) ? ctx_handle : ~0);
Florin Coras371ca502018-02-21 12:07:41 -0800501
502 ctx->tls_session_handle = session_handle (tls_session);
Florin Coras58d36f02018-03-09 13:05:53 -0800503 tls_session->opaque = ctx_handle;
Florin Coras371ca502018-02-21 12:07:41 -0800504 tls_session->session_state = SESSION_STATE_READY;
505
Florin Coras58a93e82019-01-14 23:33:46 -0800506 /* Preallocate app session. Avoids allocating a session post handshake
507 * on tls_session rx and potentially invalidating the session pool */
508 app_session = session_alloc (ctx->c_thread_index);
Srikanth Akulae140d5d2019-11-18 11:49:58 -0800509 app_session->session_state = SESSION_STATE_CREATED;
Florin Coras58a93e82019-01-14 23:33:46 -0800510 ctx->c_s_index = app_session->session_index;
511
Florin Coras371ca502018-02-21 12:07:41 -0800512 return tls_ctx_init_client (ctx);
Florin Coras371ca502018-02-21 12:07:41 -0800513}
514
Florin Corasef2b3352019-08-07 11:14:56 -0700515static void
516tls_app_session_cleanup (session_t * s, session_cleanup_ntf_t ntf)
517{
518 tls_ctx_t *ctx;
519
520 if (ntf == SESSION_CLEANUP_TRANSPORT)
Florin Coras36d49392020-04-24 23:00:11 +0000521 {
522 /* Allow cleanup of tcp session */
523 if (s->session_state == SESSION_STATE_TRANSPORT_DELETED)
524 session_close (s);
525 return;
526 }
Florin Corasef2b3352019-08-07 11:14:56 -0700527
528 ctx = tls_ctx_get (s->opaque);
529 if (!ctx->no_app_session)
530 session_transport_delete_notify (&ctx->connection);
531 tls_ctx_free (ctx);
532}
533
Florin Coras371ca502018-02-21 12:07:41 -0800534/* *INDENT-OFF* */
535static session_cb_vft_t tls_app_cb_vft = {
536 .session_accept_callback = tls_session_accept_callback,
537 .session_disconnect_callback = tls_session_disconnect_callback,
538 .session_connected_callback = tls_session_connected_callback,
539 .session_reset_callback = tls_session_reset_callback,
540 .add_segment_callback = tls_add_segment_callback,
541 .del_segment_callback = tls_del_segment_callback,
542 .builtin_app_rx_callback = tls_app_rx_callback,
Florin Coras9f86d222020-03-23 15:34:22 +0000543 .builtin_app_tx_callback = tls_app_tx_callback,
Florin Corasef2b3352019-08-07 11:14:56 -0700544 .session_cleanup_callback = tls_app_session_cleanup,
Florin Coras371ca502018-02-21 12:07:41 -0800545};
546/* *INDENT-ON* */
547
548int
Florin Coras5665ced2018-10-25 18:03:45 -0700549tls_connect (transport_endpoint_cfg_t * tep)
Florin Coras371ca502018-02-21 12:07:41 -0800550{
Florin Coras15531972018-08-12 23:50:53 -0700551 vnet_connect_args_t _cargs = { {}, }, *cargs = &_cargs;
Florin Coras5665ced2018-10-25 18:03:45 -0700552 session_endpoint_cfg_t *sep;
Nathan Skrzypczak82fc5fd2019-09-13 10:20:15 +0200553 crypto_engine_type_t engine_type;
Florin Coras371ca502018-02-21 12:07:41 -0800554 tls_main_t *tm = &tls_main;
Florin Coras15531972018-08-12 23:50:53 -0700555 app_worker_t *app_wrk;
Florin Coras371ca502018-02-21 12:07:41 -0800556 application_t *app;
557 tls_ctx_t *ctx;
558 u32 ctx_index;
Florin Corasc1a42652019-02-08 18:27:29 -0800559 int rv;
Florin Coras371ca502018-02-21 12:07:41 -0800560
Florin Coras5665ced2018-10-25 18:03:45 -0700561 sep = (session_endpoint_cfg_t *) tep;
Florin Coras15531972018-08-12 23:50:53 -0700562 app_wrk = app_worker_get (sep->app_wrk_index);
563 app = application_get (app_wrk->app_index);
Florin Coras58d36f02018-03-09 13:05:53 -0800564 engine_type = tls_get_engine_type (app->tls_engine);
Nathan Skrzypczak82fc5fd2019-09-13 10:20:15 +0200565 if (engine_type == CRYPTO_ENGINE_NONE)
Florin Coras58d36f02018-03-09 13:05:53 -0800566 {
567 clib_warning ("No tls engine_type available");
568 return -1;
569 }
Florin Coras371ca502018-02-21 12:07:41 -0800570
571 ctx_index = tls_ctx_half_open_alloc ();
572 ctx = tls_ctx_half_open_get (ctx_index);
Florin Corasdf57ea02019-02-18 20:14:20 -0800573 ctx->parent_app_wrk_index = sep->app_wrk_index;
Florin Coras371ca502018-02-21 12:07:41 -0800574 ctx->parent_app_api_context = sep->opaque;
575 ctx->tcp_is_ip4 = sep->is_ip4;
Florin Coras8f89dd02018-03-05 16:53:07 -0800576 if (sep->hostname)
577 {
578 ctx->srv_hostname = format (0, "%v", sep->hostname);
579 vec_terminate_c_string (ctx->srv_hostname);
580 }
Florin Coras371ca502018-02-21 12:07:41 -0800581 tls_ctx_half_open_reader_unlock ();
582
Florin Coras15531972018-08-12 23:50:53 -0700583 app_worker_alloc_connects_segment_manager (app_wrk);
Florin Coras58d36f02018-03-09 13:05:53 -0800584 ctx->tls_ctx_engine = engine_type;
Florin Coras371ca502018-02-21 12:07:41 -0800585
Dave Barach178cf492018-11-13 16:34:13 -0500586 clib_memcpy_fast (&cargs->sep, sep, sizeof (session_endpoint_t));
Florin Coras15531972018-08-12 23:50:53 -0700587 cargs->sep.transport_proto = TRANSPORT_PROTO_TCP;
588 cargs->app_index = tm->app_index;
589 cargs->api_context = ctx_index;
Florin Coras8a140612019-02-18 22:39:39 -0800590 cargs->sep_ext.ns_index = app->ns_index;
Florin Corasc1a42652019-02-08 18:27:29 -0800591 if ((rv = vnet_connect (cargs)))
592 return rv;
Florin Coras371ca502018-02-21 12:07:41 -0800593
Florin Coras58d36f02018-03-09 13:05:53 -0800594 TLS_DBG (1, "New connect request %u engine %d", ctx_index, engine_type);
Florin Coras371ca502018-02-21 12:07:41 -0800595 return 0;
596}
597
598void
Florin Coras58d36f02018-03-09 13:05:53 -0800599tls_disconnect (u32 ctx_handle, u32 thread_index)
Florin Coras371ca502018-02-21 12:07:41 -0800600{
Florin Coras371ca502018-02-21 12:07:41 -0800601 tls_ctx_t *ctx;
602
Florin Coras58d36f02018-03-09 13:05:53 -0800603 TLS_DBG (1, "Disconnecting %x", ctx_handle);
Florin Coras371ca502018-02-21 12:07:41 -0800604
Florin Coras58d36f02018-03-09 13:05:53 -0800605 ctx = tls_ctx_get (ctx_handle);
Florin Coras06a6a302019-04-17 14:19:12 -0700606 tls_ctx_app_close (ctx);
Florin Coras371ca502018-02-21 12:07:41 -0800607}
608
609u32
610tls_start_listen (u32 app_listener_index, transport_endpoint_t * tep)
611{
Florin Corasc9940fc2019-02-05 20:55:11 -0800612 vnet_listen_args_t _bargs, *args = &_bargs;
Florin Corasab2f6db2018-08-31 14:31:41 -0700613 app_worker_t *app_wrk;
Florin Coras371ca502018-02-21 12:07:41 -0800614 tls_main_t *tm = &tls_main;
Florin Corasa27a46e2019-02-18 13:02:28 -0800615 session_handle_t tls_al_handle;
Florin Coras5665ced2018-10-25 18:03:45 -0700616 session_endpoint_cfg_t *sep;
Florin Coras288eaab2019-02-03 15:26:14 -0800617 session_t *tls_listener;
618 session_t *app_listener;
Nathan Skrzypczak82fc5fd2019-09-13 10:20:15 +0200619 crypto_engine_type_t engine_type;
Florin Coras74cac882018-09-07 09:13:15 -0700620 application_t *app;
Florin Corasa27a46e2019-02-18 13:02:28 -0800621 app_listener_t *al;
Florin Coras15531972018-08-12 23:50:53 -0700622 tls_ctx_t *lctx;
623 u32 lctx_index;
Florin Coras371ca502018-02-21 12:07:41 -0800624
Florin Coras5665ced2018-10-25 18:03:45 -0700625 sep = (session_endpoint_cfg_t *) tep;
Florin Coras15531972018-08-12 23:50:53 -0700626 app_wrk = app_worker_get (sep->app_wrk_index);
627 app = application_get (app_wrk->app_index);
Florin Coras58d36f02018-03-09 13:05:53 -0800628 engine_type = tls_get_engine_type (app->tls_engine);
Nathan Skrzypczak82fc5fd2019-09-13 10:20:15 +0200629 if (engine_type == CRYPTO_ENGINE_NONE)
Florin Coras58d36f02018-03-09 13:05:53 -0800630 {
631 clib_warning ("No tls engine_type available");
632 return -1;
633 }
634
Dave Barachb7b92992018-10-17 10:38:51 -0400635 clib_memset (args, 0, sizeof (*args));
Florin Coras74cac882018-09-07 09:13:15 -0700636 args->app_index = tm->app_index;
637 args->sep_ext = *sep;
Florin Coras8a140612019-02-18 22:39:39 -0800638 args->sep_ext.ns_index = app->ns_index;
Florin Coras95cd8642019-12-30 21:53:19 -0800639 args->sep_ext.transport_proto = TRANSPORT_PROTO_TCP;
Florin Corasc9940fc2019-02-05 20:55:11 -0800640 if (vnet_listen (args))
Florin Coras74cac882018-09-07 09:13:15 -0700641 return -1;
Florin Coras371ca502018-02-21 12:07:41 -0800642
Florin Coras74cac882018-09-07 09:13:15 -0700643 lctx_index = tls_listener_ctx_alloc ();
Florin Corasa27a46e2019-02-18 13:02:28 -0800644 tls_al_handle = args->handle;
645 al = app_listener_get_w_handle (tls_al_handle);
646 tls_listener = app_listener_get_session (al);
Florin Coras371ca502018-02-21 12:07:41 -0800647 tls_listener->opaque = lctx_index;
Florin Coras58d36f02018-03-09 13:05:53 -0800648
Florin Coras5c9083d2018-04-13 06:39:07 -0700649 app_listener = listen_session_get (app_listener_index);
Florin Coras58d36f02018-03-09 13:05:53 -0800650
651 lctx = tls_listener_ctx_get (lctx_index);
Florin Corasdf57ea02019-02-18 20:14:20 -0800652 lctx->parent_app_wrk_index = sep->app_wrk_index;
Florin Corasa27a46e2019-02-18 13:02:28 -0800653 lctx->tls_session_handle = tls_al_handle;
Florin Coras371ca502018-02-21 12:07:41 -0800654 lctx->app_session_handle = listen_session_get_handle (app_listener);
655 lctx->tcp_is_ip4 = sep->is_ip4;
Florin Coras58d36f02018-03-09 13:05:53 -0800656 lctx->tls_ctx_engine = engine_type;
Nathan Skrzypczak79f89532019-09-13 11:08:13 +0200657 lctx->ckpair_index = sep->ckpair_index;
Florin Coras58d36f02018-03-09 13:05:53 -0800658
Florin Corasae3eaac2019-07-23 22:38:16 -0700659 if (tls_vfts[engine_type].ctx_start_listen (lctx))
660 {
661 vnet_unlisten_args_t a = {
662 .handle = lctx->tls_session_handle,
663 .app_index = tls_main.app_index,
664 .wrk_map_index = 0
665 };
666 if ((vnet_unlisten (&a)))
667 clib_warning ("unlisten returned");
668 tls_listener_ctx_free (lctx);
669 lctx_index = SESSION_INVALID_INDEX;
670 }
Ping Yudecda5b2018-08-13 06:20:00 -0400671
Florin Coras58d36f02018-03-09 13:05:53 -0800672 TLS_DBG (1, "Started listening %d, engine type %d", lctx_index,
673 engine_type);
Florin Coras371ca502018-02-21 12:07:41 -0800674 return lctx_index;
675}
676
677u32
Florin Corase3e2f072018-03-04 07:24:30 -0800678tls_stop_listen (u32 lctx_index)
Florin Coras371ca502018-02-21 12:07:41 -0800679{
Florin Corasaab06042020-02-26 02:56:14 +0000680 session_endpoint_t sep = SESSION_ENDPOINT_NULL;
Nathan Skrzypczak82fc5fd2019-09-13 10:20:15 +0200681 crypto_engine_type_t engine_type;
Florin Corasaab06042020-02-26 02:56:14 +0000682 transport_connection_t *lc;
Florin Corasb5e94e32018-09-14 14:46:39 -0700683 tls_ctx_t *lctx;
Florin Corasaab06042020-02-26 02:56:14 +0000684 session_t *ls;
Florin Corasc1a42652019-02-08 18:27:29 -0800685 int rv;
Ping Yudecda5b2018-08-13 06:20:00 -0400686
Florin Corase3e2f072018-03-04 07:24:30 -0800687 lctx = tls_listener_ctx_get (lctx_index);
Florin Corasaab06042020-02-26 02:56:14 +0000688
689 /* Cleanup listener from session lookup table */
690 ls = session_get_from_handle (lctx->tls_session_handle);
691 lc = session_get_transport (ls);
692
693 sep.fib_index = lc->fib_index;
694 sep.port = lc->lcl_port;
695 sep.is_ip4 = lc->is_ip4;
696 sep.transport_proto = TRANSPORT_PROTO_TLS;
697 clib_memcpy (&sep.ip, &lc->lcl_ip, sizeof (lc->lcl_ip));
698 session_lookup_del_session_endpoint2 (&sep);
699
Florin Corasc1a42652019-02-08 18:27:29 -0800700 vnet_unlisten_args_t a = {
Florin Corasb5e94e32018-09-14 14:46:39 -0700701 .handle = lctx->tls_session_handle,
702 .app_index = tls_main.app_index,
703 .wrk_map_index = 0 /* default wrk */
704 };
Florin Corasc1a42652019-02-08 18:27:29 -0800705 if ((rv = vnet_unlisten (&a)))
706 clib_warning ("unlisten returned %d", rv);
Florin Corasb5e94e32018-09-14 14:46:39 -0700707
Ping Yudecda5b2018-08-13 06:20:00 -0400708 engine_type = lctx->tls_ctx_engine;
709 tls_vfts[engine_type].ctx_stop_listen (lctx);
710
Florin Corase3e2f072018-03-04 07:24:30 -0800711 tls_listener_ctx_free (lctx);
Florin Coras371ca502018-02-21 12:07:41 -0800712 return 0;
713}
714
715transport_connection_t *
Florin Corase3e2f072018-03-04 07:24:30 -0800716tls_connection_get (u32 ctx_index, u32 thread_index)
717{
718 tls_ctx_t *ctx;
719 ctx = tls_ctx_get_w_thread (ctx_index, thread_index);
720 return &ctx->connection;
721}
722
723transport_connection_t *
Florin Coras371ca502018-02-21 12:07:41 -0800724tls_listener_get (u32 listener_index)
725{
726 tls_ctx_t *ctx;
727 ctx = tls_listener_ctx_get (listener_index);
728 return &ctx->connection;
729}
730
Florin Corasf940f8a2019-03-06 10:44:38 -0800731int
Florin Coras9f86d222020-03-23 15:34:22 +0000732tls_custom_tx_callback (void *session, transport_send_params_t * sp)
Florin Corasf940f8a2019-03-06 10:44:38 -0800733{
734 session_t *app_session = (session_t *) session;
735 tls_ctx_t *ctx;
Florin Corasbf7ce2c2019-03-06 14:44:42 -0800736
737 if (PREDICT_FALSE (app_session->session_state
738 >= SESSION_STATE_TRANSPORT_CLOSED))
Florin Corasf940f8a2019-03-06 10:44:38 -0800739 return 0;
Florin Corasbf7ce2c2019-03-06 14:44:42 -0800740
Florin Corasf940f8a2019-03-06 10:44:38 -0800741 ctx = tls_ctx_get (app_session->connection_index);
Florin Coras9f86d222020-03-23 15:34:22 +0000742 return tls_ctx_write (ctx, app_session, sp);
Florin Corasf940f8a2019-03-06 10:44:38 -0800743}
744
Florin Coras371ca502018-02-21 12:07:41 -0800745u8 *
746format_tls_ctx (u8 * s, va_list * args)
747{
jiangxiaoming5b7ea912020-09-23 10:29:21 +0800748 u32 tcp_si, tcp_ti, ctx_index, ctx_engine;
Florin Coras371ca502018-02-21 12:07:41 -0800749 tls_ctx_t *ctx = va_arg (*args, tls_ctx_t *);
Florin Coras371ca502018-02-21 12:07:41 -0800750
Florin Corasbf7ce2c2019-03-06 14:44:42 -0800751 session_parse_handle (ctx->tls_session_handle, &tcp_si, &tcp_ti);
752 tls_ctx_parse_handle (ctx->tls_ctx_handle, &ctx_index, &ctx_engine);
Florin Corasbf7ce2c2019-03-06 14:44:42 -0800753 s = format (s, "[%d:%d][TLS] app_wrk %u index %u engine %u tcp %d:%d",
jiangxiaoming5b7ea912020-09-23 10:29:21 +0800754 ctx->c_thread_index, ctx->c_s_index,
755 ctx->parent_app_wrk_index, ctx_index,
Florin Corasbf7ce2c2019-03-06 14:44:42 -0800756 ctx_engine, tcp_ti, tcp_si);
Florin Coras371ca502018-02-21 12:07:41 -0800757
Florin Coras371ca502018-02-21 12:07:41 -0800758 return s;
759}
760
Florin Coras0d74dd12020-01-07 19:01:26 +0000761static u8 *
762format_tls_listener_ctx (u8 * s, va_list * args)
763{
764 session_t *tls_listener;
765 app_listener_t *al;
Florin Coras0d74dd12020-01-07 19:01:26 +0000766 tls_ctx_t *ctx;
767
768 ctx = va_arg (*args, tls_ctx_t *);
769
770 al = app_listener_get_w_handle (ctx->tls_session_handle);
771 tls_listener = app_listener_get_session (al);
Florin Coras0d74dd12020-01-07 19:01:26 +0000772 s = format (s, "[%d:%d][TLS] app_wrk %u engine %u tcp %d:%d",
jiangxiaoming5b7ea912020-09-23 10:29:21 +0800773 ctx->c_thread_index, ctx->c_s_index,
774 ctx->parent_app_wrk_index, ctx->tls_ctx_engine,
Florin Coras0d74dd12020-01-07 19:01:26 +0000775 tls_listener->thread_index, tls_listener->session_index);
776
777 return s;
778}
779
780static u8 *
781format_tls_ctx_state (u8 * s, va_list * args)
782{
783 tls_ctx_t *ctx;
784 session_t *ts;
785
786 ctx = va_arg (*args, tls_ctx_t *);
jiangxiaoming5b7ea912020-09-23 10:29:21 +0800787 ts = session_get (ctx->c_s_index, ctx->c_thread_index);
Florin Coras0d74dd12020-01-07 19:01:26 +0000788 if (ts->session_state == SESSION_STATE_LISTENING)
789 s = format (s, "%s", "LISTEN");
Florin Coras0d74dd12020-01-07 19:01:26 +0000790 else
Florin Coras681ea6d2020-04-24 16:59:49 +0000791 {
792 if (ts->session_state >= SESSION_STATE_TRANSPORT_CLOSED)
793 s = format (s, "%s", "CLOSED");
794 else if (ts->session_state == SESSION_STATE_APP_CLOSED)
795 s = format (s, "%s", "APP-CLOSED");
796 else if (ts->session_state >= SESSION_STATE_TRANSPORT_CLOSING)
797 s = format (s, "%s", "CLOSING");
798 else if (tls_ctx_handshake_is_over (ctx))
799 s = format (s, "%s", "ESTABLISHED");
800 else
801 s = format (s, "%s", "HANDSHAKE");
802 }
Florin Coras0d74dd12020-01-07 19:01:26 +0000803
804 return s;
805}
806
Florin Coras371ca502018-02-21 12:07:41 -0800807u8 *
808format_tls_connection (u8 * s, va_list * args)
809{
810 u32 ctx_index = va_arg (*args, u32);
811 u32 thread_index = va_arg (*args, u32);
812 u32 verbose = va_arg (*args, u32);
813 tls_ctx_t *ctx;
814
815 ctx = tls_ctx_get_w_thread (ctx_index, thread_index);
816 if (!ctx)
817 return s;
818
Florin Coras7bf6ed62020-09-23 12:02:08 -0700819 s = format (s, "%-" SESSION_CLI_ID_LEN "U", format_tls_ctx, ctx);
Florin Coras371ca502018-02-21 12:07:41 -0800820 if (verbose)
821 {
Florin Coras7bf6ed62020-09-23 12:02:08 -0700822 s = format (s, "%-" SESSION_CLI_STATE_LEN "U", format_tls_ctx_state,
823 ctx);
Florin Coras371ca502018-02-21 12:07:41 -0800824 if (verbose > 1)
825 s = format (s, "\n");
826 }
827 return s;
828}
829
830u8 *
831format_tls_listener (u8 * s, va_list * args)
832{
833 u32 tc_index = va_arg (*args, u32);
Aloys Augustina0abbff2019-07-12 12:16:16 +0200834 u32 __clib_unused thread_index = va_arg (*args, u32);
Florin Coras0d74dd12020-01-07 19:01:26 +0000835 u32 verbose = va_arg (*args, u32);
Florin Coras371ca502018-02-21 12:07:41 -0800836 tls_ctx_t *ctx = tls_listener_ctx_get (tc_index);
Florin Coras371ca502018-02-21 12:07:41 -0800837
Florin Coras7bf6ed62020-09-23 12:02:08 -0700838 s = format (s, "%-" SESSION_CLI_ID_LEN "U", format_tls_listener_ctx, ctx);
Florin Coras0d74dd12020-01-07 19:01:26 +0000839 if (verbose)
Florin Coras7bf6ed62020-09-23 12:02:08 -0700840 s = format (s, "%-" SESSION_CLI_STATE_LEN "U", format_tls_ctx_state, ctx);
Florin Corasbf7ce2c2019-03-06 14:44:42 -0800841 return s;
Florin Coras371ca502018-02-21 12:07:41 -0800842}
843
844u8 *
845format_tls_half_open (u8 * s, va_list * args)
846{
847 u32 tc_index = va_arg (*args, u32);
Aloys Augustina0abbff2019-07-12 12:16:16 +0200848 u32 __clib_unused thread_index = va_arg (*args, u32);
Florin Coras371ca502018-02-21 12:07:41 -0800849 tls_ctx_t *ctx = tls_ctx_half_open_get (tc_index);
Florin Corasdf57ea02019-02-18 20:14:20 -0800850 s = format (s, "[TLS] half-open app %u", ctx->parent_app_wrk_index);
Florin Coras371ca502018-02-21 12:07:41 -0800851 tls_ctx_half_open_reader_unlock ();
852 return s;
853}
854
Yu Ping0b819152019-05-07 02:24:30 +0800855static void
856tls_transport_endpoint_get (u32 ctx_handle, u32 thread_index,
857 transport_endpoint_t * tep, u8 is_lcl)
858{
859 tls_ctx_t *ctx = tls_ctx_get_w_thread (ctx_handle, thread_index);
860 session_t *tcp_session;
861
862 tcp_session = session_get_from_handle (ctx->tls_session_handle);
863 session_get_endpoint (tcp_session, tep, is_lcl);
864}
865
866static void
867tls_transport_listener_endpoint_get (u32 ctx_handle,
868 transport_endpoint_t * tep, u8 is_lcl)
869{
870 session_t *tls_listener;
871 app_listener_t *al;
872 tls_ctx_t *ctx = tls_listener_ctx_get (ctx_handle);
873
874 al = app_listener_get_w_handle (ctx->tls_session_handle);
875 tls_listener = app_listener_get_session (al);
876 session_get_endpoint (tls_listener, tep, is_lcl);
877}
878
Florin Coras371ca502018-02-21 12:07:41 -0800879/* *INDENT-OFF* */
Nathan Skrzypczake971bc92019-06-19 13:42:37 +0200880static const transport_proto_vft_t tls_proto = {
Florin Coras1ee78302019-02-05 15:51:15 -0800881 .connect = tls_connect,
Florin Coras371ca502018-02-21 12:07:41 -0800882 .close = tls_disconnect,
Florin Coras1ee78302019-02-05 15:51:15 -0800883 .start_listen = tls_start_listen,
884 .stop_listen = tls_stop_listen,
Florin Corase3e2f072018-03-04 07:24:30 -0800885 .get_connection = tls_connection_get,
Florin Coras371ca502018-02-21 12:07:41 -0800886 .get_listener = tls_listener_get,
Florin Corasf940f8a2019-03-06 10:44:38 -0800887 .custom_tx = tls_custom_tx_callback,
Florin Coras371ca502018-02-21 12:07:41 -0800888 .format_connection = format_tls_connection,
889 .format_half_open = format_tls_half_open,
890 .format_listener = format_tls_listener,
Yu Ping0b819152019-05-07 02:24:30 +0800891 .get_transport_endpoint = tls_transport_endpoint_get,
892 .get_transport_listener_endpoint = tls_transport_listener_endpoint_get,
Nathan Skrzypczake971bc92019-06-19 13:42:37 +0200893 .transport_options = {
Florin Coras07063b82020-03-13 04:44:51 +0000894 .name = "tls",
895 .short_name = "J",
Nathan Skrzypczake971bc92019-06-19 13:42:37 +0200896 .tx_type = TRANSPORT_TX_INTERNAL,
897 .service_type = TRANSPORT_SERVICE_APP,
898 },
Florin Coras371ca502018-02-21 12:07:41 -0800899};
900/* *INDENT-ON* */
901
Florin Corasd77eee62018-03-07 08:49:27 -0800902void
Nathan Skrzypczak82fc5fd2019-09-13 10:20:15 +0200903tls_register_engine (const tls_engine_vft_t * vft, crypto_engine_type_t type)
Florin Coras371ca502018-02-21 12:07:41 -0800904{
Florin Corasd77eee62018-03-07 08:49:27 -0800905 vec_validate (tls_vfts, type);
906 tls_vfts[type] = *vft;
Florin Coras371ca502018-02-21 12:07:41 -0800907}
908
Dave Barachcc5677b2018-03-28 19:08:45 -0400909static clib_error_t *
Florin Coras371ca502018-02-21 12:07:41 -0800910tls_init (vlib_main_t * vm)
911{
Aloys Augustinbec771b2019-07-12 11:05:35 +0200912 u32 add_segment_size = 256 << 20, first_seg_size = 32 << 20;
Florin Coras58d36f02018-03-09 13:05:53 -0800913 vlib_thread_main_t *vtm = vlib_get_thread_main ();
Florin Corased8db522020-02-27 04:32:51 +0000914 u32 num_threads, fifo_size = 128 << 12;
Florin Coras371ca502018-02-21 12:07:41 -0800915 vnet_app_attach_args_t _a, *a = &_a;
916 u64 options[APP_OPTIONS_N_OPTIONS];
Florin Coras371ca502018-02-21 12:07:41 -0800917 tls_main_t *tm = &tls_main;
Florin Coras58d36f02018-03-09 13:05:53 -0800918
Florin Corasddd98f32019-03-25 08:30:53 -0700919 first_seg_size = tm->first_seg_size ? tm->first_seg_size : first_seg_size;
920 fifo_size = tm->fifo_size ? tm->fifo_size : fifo_size;
Florin Coras58d36f02018-03-09 13:05:53 -0800921 num_threads = 1 /* main thread */ + vtm->n_threads;
Florin Coras371ca502018-02-21 12:07:41 -0800922
Dave Barachb7b92992018-10-17 10:38:51 -0400923 clib_memset (a, 0, sizeof (*a));
924 clib_memset (options, 0, sizeof (options));
Florin Coras371ca502018-02-21 12:07:41 -0800925
926 a->session_cb_vft = &tls_app_cb_vft;
Florin Coras0bee9ce2018-03-22 21:24:31 -0700927 a->api_client_index = APP_INVALID_INDEX;
Florin Coras371ca502018-02-21 12:07:41 -0800928 a->options = options;
Florin Coras0bee9ce2018-03-22 21:24:31 -0700929 a->name = format (0, "tls");
Florin Corasddd98f32019-03-25 08:30:53 -0700930 a->options[APP_OPTIONS_SEGMENT_SIZE] = first_seg_size;
931 a->options[APP_OPTIONS_ADD_SEGMENT_SIZE] = add_segment_size;
Florin Coras371ca502018-02-21 12:07:41 -0800932 a->options[APP_OPTIONS_RX_FIFO_SIZE] = fifo_size;
933 a->options[APP_OPTIONS_TX_FIFO_SIZE] = fifo_size;
934 a->options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_IS_BUILTIN;
935 a->options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE;
Florin Corasda3eec12018-09-07 13:29:17 -0700936 a->options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_IS_TRANSPORT_APP;
Florin Coras371ca502018-02-21 12:07:41 -0800937
938 if (vnet_application_attach (a))
939 {
940 clib_warning ("failed to attach tls app");
941 return clib_error_return (0, "failed to attach tls app");
942 }
943
Florin Corasd77eee62018-03-07 08:49:27 -0800944 if (!tm->ca_cert_path)
945 tm->ca_cert_path = TLS_CA_CERT_PATH;
946
Florin Coras371ca502018-02-21 12:07:41 -0800947 tm->app_index = a->app_index;
Florin Coras371ca502018-02-21 12:07:41 -0800948 clib_rwlock_init (&tm->half_open_rwlock);
949
Florin Coras58d36f02018-03-09 13:05:53 -0800950 vec_validate (tm->rx_bufs, num_threads - 1);
951 vec_validate (tm->tx_bufs, num_threads - 1);
952
Florin Coras371ca502018-02-21 12:07:41 -0800953 transport_register_protocol (TRANSPORT_PROTO_TLS, &tls_proto,
954 FIB_PROTOCOL_IP4, ~0);
955 transport_register_protocol (TRANSPORT_PROTO_TLS, &tls_proto,
956 FIB_PROTOCOL_IP6, ~0);
Florin Coras0bee9ce2018-03-22 21:24:31 -0700957 vec_free (a->name);
Florin Coras371ca502018-02-21 12:07:41 -0800958 return 0;
959}
960
961VLIB_INIT_FUNCTION (tls_init);
962
Florin Coras8f89dd02018-03-05 16:53:07 -0800963static clib_error_t *
964tls_config_fn (vlib_main_t * vm, unformat_input_t * input)
965{
966 tls_main_t *tm = &tls_main;
Dave Wallaceb1a81aa2019-10-30 17:53:56 +0000967 uword tmp;
Florin Coras8f89dd02018-03-05 16:53:07 -0800968 while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
969 {
970 if (unformat (input, "use-test-cert-in-ca"))
971 tm->use_test_cert_in_ca = 1;
972 else if (unformat (input, "ca-cert-path %s", &tm->ca_cert_path))
973 ;
Florin Corasddd98f32019-03-25 08:30:53 -0700974 else if (unformat (input, "first-segment-size %U", unformat_memory_size,
975 &tm->first_seg_size))
976 ;
Dave Wallaceb1a81aa2019-10-30 17:53:56 +0000977 else if (unformat (input, "fifo-size %U", unformat_memory_size, &tmp))
978 {
979 if (tmp >= 0x100000000ULL)
980 {
981 return clib_error_return
982 (0, "fifo-size %llu (0x%llx) too large", tmp, tmp);
983 }
984 tm->fifo_size = tmp;
985 }
Florin Coras8f89dd02018-03-05 16:53:07 -0800986 else
987 return clib_error_return (0, "unknown input `%U'",
988 format_unformat_error, input);
989 }
990 return 0;
991}
992
993VLIB_EARLY_CONFIG_FUNCTION (tls_config_fn, "tls");
Florin Corasd77eee62018-03-07 08:49:27 -0800994
995tls_main_t *
996vnet_tls_get_main (void)
997{
998 return &tls_main;
999}
1000
Florin Coras371ca502018-02-21 12:07:41 -08001001/*
1002 * fd.io coding-style-patch-verification: ON
1003 *
1004 * Local Variables:
1005 * eval: (c-set-style "gnu")
1006 * End:
1007 */