Line data Source code
1 : /*
2 : * Copyright (c) 2019 Cisco and/or its affiliates.
3 : * Licensed under the Apache License, Version 2.0 (the "License");
4 : * you may not use this file except in compliance with the License.
5 : * You may obtain a copy of the License at:
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 <stdio.h>
17 : #include <signal.h>
18 :
19 : #include <hs_apps/sapi/vpp_echo_common.h>
20 :
21 : #define REPLY_MSG_ID_BASE msg_id_base
22 : static u16 msg_id_base;
23 :
24 : /*
25 : *
26 : * Binary API Messages
27 : *
28 : */
29 :
30 : void
31 0 : echo_send_attach (echo_main_t * em)
32 : {
33 : vl_api_app_attach_t *bmp;
34 0 : bmp = vl_msg_api_alloc (sizeof (*bmp));
35 0 : clib_memset (bmp, 0, sizeof (*bmp));
36 :
37 0 : bmp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_APP_ATTACH);
38 0 : bmp->client_index = em->my_client_index;
39 0 : bmp->context = ntohl (0xfeedface);
40 0 : bmp->options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_ACCEPT_REDIRECT;
41 0 : bmp->options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_ADD_SEGMENT;
42 0 : bmp->options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] = em->prealloc_fifo_pairs;
43 0 : bmp->options[APP_OPTIONS_RX_FIFO_SIZE] = em->fifo_size;
44 0 : bmp->options[APP_OPTIONS_TX_FIFO_SIZE] = em->fifo_size;
45 0 : bmp->options[APP_OPTIONS_ADD_SEGMENT_SIZE] = 128 << 20;
46 0 : bmp->options[APP_OPTIONS_SEGMENT_SIZE] = 256 << 20;
47 0 : bmp->options[APP_OPTIONS_EVT_QUEUE_SIZE] = em->evt_q_size;
48 0 : if (em->appns_id)
49 : {
50 0 : vl_api_vec_to_api_string (em->appns_id, &bmp->namespace_id);
51 0 : bmp->options[APP_OPTIONS_FLAGS] |= em->appns_flags;
52 0 : bmp->options[APP_OPTIONS_NAMESPACE_SECRET] = em->appns_secret;
53 : }
54 0 : vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & bmp);
55 0 : }
56 :
57 : void
58 0 : echo_send_detach (echo_main_t * em)
59 : {
60 : vl_api_application_detach_t *bmp;
61 0 : bmp = vl_msg_api_alloc (sizeof (*bmp));
62 0 : clib_memset (bmp, 0, sizeof (*bmp));
63 :
64 0 : bmp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_APPLICATION_DETACH);
65 0 : bmp->client_index = em->my_client_index;
66 0 : bmp->context = ntohl (0xfeedface);
67 :
68 0 : vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & bmp);
69 0 : }
70 :
71 : void
72 0 : echo_send_add_cert_key (echo_main_t * em)
73 : {
74 0 : u32 cert_len = test_srv_crt_rsa_len;
75 0 : u32 key_len = test_srv_key_rsa_len;
76 : vl_api_app_add_cert_key_pair_t *bmp;
77 :
78 0 : bmp = vl_msg_api_alloc (sizeof (*bmp) + cert_len + key_len);
79 0 : clib_memset (bmp, 0, sizeof (*bmp) + cert_len + key_len);
80 :
81 0 : bmp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_APP_ADD_CERT_KEY_PAIR);
82 0 : bmp->client_index = em->my_client_index;
83 0 : bmp->context = ntohl (0xfeedface);
84 0 : bmp->cert_len = clib_host_to_net_u16 (cert_len);
85 0 : bmp->certkey_len = clib_host_to_net_u16 (key_len + cert_len);
86 0 : clib_memcpy_fast (bmp->certkey, test_srv_crt_rsa, cert_len);
87 0 : clib_memcpy_fast (bmp->certkey + cert_len, test_srv_key_rsa, key_len);
88 :
89 0 : vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & bmp);
90 0 : }
91 :
92 : void
93 0 : echo_send_del_cert_key (echo_main_t * em)
94 : {
95 : vl_api_app_del_cert_key_pair_t *bmp;
96 0 : bmp = vl_msg_api_alloc (sizeof (*bmp));
97 0 : clib_memset (bmp, 0, sizeof (*bmp));
98 :
99 0 : bmp->_vl_msg_id = ntohs (REPLY_MSG_ID_BASE + VL_API_APP_DEL_CERT_KEY_PAIR);
100 0 : bmp->client_index = em->my_client_index;
101 0 : bmp->context = ntohl (0xfeedface);
102 0 : bmp->index = clib_host_to_net_u32 (em->ckpair_index);
103 0 : vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & bmp);
104 0 : }
105 :
106 : int
107 0 : echo_bapi_recv_fd (echo_main_t *em, int *fds, int n_fds)
108 : {
109 : clib_error_t *err;
110 0 : err = vl_socket_client_recv_fd_msg (fds, n_fds, 5);
111 0 : if (err)
112 : {
113 0 : clib_error_report (err);
114 0 : return -1;
115 : }
116 0 : return 0;
117 : }
118 :
119 : static u8
120 6 : echo_transport_needs_crypto (transport_proto_t proto)
121 : {
122 6 : return proto == TRANSPORT_PROTO_TLS || proto == TRANSPORT_PROTO_DTLS ||
123 : proto == TRANSPORT_PROTO_QUIC;
124 : }
125 :
126 : static void
127 6 : echo_msg_add_crypto_ext_config (echo_main_t *em, uword *offset)
128 : {
129 : transport_endpt_ext_cfg_t cfg;
130 : svm_fifo_chunk_t *c;
131 :
132 6 : c = echo_segment_alloc_chunk (ECHO_MQ_SEG_HANDLE, 0, sizeof (cfg), offset);
133 6 : if (!c)
134 0 : return;
135 :
136 6 : memset (&cfg, 0, sizeof (cfg));
137 6 : cfg.type = TRANSPORT_ENDPT_EXT_CFG_CRYPTO;
138 6 : cfg.len = sizeof (cfg);
139 6 : cfg.crypto.ckpair_index = em->ckpair_index;
140 6 : cfg.crypto.crypto_engine = em->crypto_engine;
141 6 : clib_memcpy_fast (c->data, &cfg, cfg.len);
142 : }
143 :
144 : void
145 2 : echo_send_listen (echo_main_t * em, ip46_address_t * ip)
146 : {
147 2 : app_session_evt_t _app_evt, *app_evt = &_app_evt;
148 : session_listen_msg_t *mp;
149 2 : svm_msg_q_t *mq = em->ctrl_mq;
150 :
151 2 : app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_LISTEN);
152 2 : mp = (session_listen_msg_t *) app_evt->evt->data;
153 2 : memset (mp, 0, sizeof (*mp));
154 2 : mp->client_index = em->my_client_index;
155 2 : mp->context = ntohl (0xfeedface);
156 2 : mp->wrk_index = 0;
157 2 : mp->is_ip4 = em->uri_elts.is_ip4;
158 2 : clib_memcpy_fast (&mp->ip, ip, sizeof (mp->ip));
159 2 : mp->port = em->uri_elts.port;
160 2 : mp->proto = em->uri_elts.transport_proto;
161 2 : if (echo_transport_needs_crypto (mp->proto))
162 2 : echo_msg_add_crypto_ext_config (em, &mp->ext_config);
163 2 : app_send_ctrl_evt_to_vpp (mq, app_evt);
164 2 : }
165 :
166 : void
167 2 : echo_send_unbind (echo_main_t * em, echo_session_t * s)
168 : {
169 2 : app_session_evt_t _app_evt, *app_evt = &_app_evt;
170 : session_unlisten_msg_t *mp;
171 2 : svm_msg_q_t *mq = em->ctrl_mq;
172 :
173 2 : app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_UNLISTEN);
174 2 : mp = (session_unlisten_msg_t *) app_evt->evt->data;
175 2 : memset (mp, 0, sizeof (*mp));
176 2 : mp->client_index = em->my_client_index;
177 2 : mp->wrk_index = 0;
178 2 : mp->handle = s->vpp_session_handle;
179 2 : mp->context = 0;
180 2 : app_send_ctrl_evt_to_vpp (mq, app_evt);
181 2 : }
182 :
183 : void
184 4 : echo_send_connect (echo_main_t * em, void *args)
185 : {
186 4 : app_session_evt_t _app_evt, *app_evt = &_app_evt;
187 : session_connect_msg_t *mp;
188 4 : echo_connect_args_t *a = (echo_connect_args_t *) args;
189 4 : svm_msg_q_t *mq = em->ctrl_mq;
190 :
191 4 : clib_atomic_sub_fetch (&em->max_sim_connects, 1);
192 4 : while (em->max_sim_connects <= 0)
193 : ;
194 :
195 4 : app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_CONNECT);
196 4 : mp = (session_connect_msg_t *) app_evt->evt->data;
197 4 : memset (mp, 0, sizeof (*mp));
198 4 : mp->client_index = em->my_client_index;
199 4 : mp->context = ntohl (a->context);
200 4 : mp->wrk_index = 0;
201 4 : mp->is_ip4 = em->uri_elts.is_ip4;
202 4 : clib_memcpy_fast (&mp->ip, &a->ip, sizeof (mp->ip));
203 4 : clib_memcpy_fast (&mp->lcl_ip, &a->lcl_ip, sizeof (mp->ip));
204 4 : mp->port = em->uri_elts.port;
205 4 : mp->proto = em->uri_elts.transport_proto;
206 4 : mp->parent_handle = a->parent_session_handle;
207 4 : if (echo_transport_needs_crypto (mp->proto))
208 4 : echo_msg_add_crypto_ext_config (em, &mp->ext_config);
209 4 : mp->flags = em->connect_flag;
210 4 : app_send_ctrl_evt_to_vpp (mq, app_evt);
211 4 : }
212 :
213 : void
214 4 : echo_send_disconnect_session (echo_main_t * em, void *args)
215 : {
216 : echo_session_t *s;
217 4 : app_session_evt_t _app_evt, *app_evt = &_app_evt;
218 : session_disconnect_msg_t *mp;
219 4 : svm_msg_q_t *mq = em->ctrl_mq;
220 4 : echo_disconnect_args_t *a = (echo_disconnect_args_t *) args;
221 :
222 4 : app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_DISCONNECT);
223 4 : mp = (session_disconnect_msg_t *) app_evt->evt->data;
224 4 : memset (mp, 0, sizeof (*mp));
225 4 : mp->client_index = em->my_client_index;
226 4 : mp->handle = a->session_handle;
227 4 : app_send_ctrl_evt_to_vpp (mq, app_evt);
228 :
229 4 : if (!(s = echo_get_session_from_handle (em, mp->handle)))
230 0 : return;
231 4 : em->proto_cb_vft->sent_disconnect_cb (s);
232 : }
233 :
234 : /*
235 : *
236 : * Helpers
237 : *
238 : */
239 :
240 : int
241 10 : echo_segment_attach (u64 segment_handle, char *name, ssvm_segment_type_t type,
242 : int fd)
243 : {
244 10 : fifo_segment_create_args_t _a, *a = &_a;
245 10 : echo_main_t *em = &echo_main;
246 : fifo_segment_main_t *sm;
247 : int rv;
248 :
249 10 : clib_memset (a, 0, sizeof (*a));
250 10 : a->segment_name = (char *) name;
251 10 : a->segment_type = type;
252 :
253 10 : if (type == SSVM_SEGMENT_MEMFD)
254 10 : a->memfd_fd = fd;
255 :
256 10 : sm = &em->segment_main;
257 :
258 10 : if ((rv = fifo_segment_attach (sm, a)))
259 0 : return rv;
260 :
261 10 : clib_spinlock_lock (&em->segment_handles_lock);
262 10 : hash_set (em->shared_segment_handles, segment_handle,
263 : a->new_segment_indices[0]);
264 10 : clib_spinlock_unlock (&em->segment_handles_lock);
265 :
266 10 : vec_free (a->new_segment_indices);
267 10 : return 0;
268 : }
269 :
270 : u32
271 34 : echo_segment_lookup (u64 segment_handle)
272 : {
273 34 : echo_main_t *em = &echo_main;
274 : uword *segment_idxp;
275 :
276 34 : ECHO_LOG (3, "Check if segment mapped 0x%lx...", segment_handle);
277 :
278 34 : clib_spinlock_lock (&em->segment_handles_lock);
279 34 : segment_idxp = hash_get (em->shared_segment_handles, segment_handle);
280 34 : clib_spinlock_unlock (&em->segment_handles_lock);
281 34 : if (segment_idxp)
282 34 : return ((u32) *segment_idxp);
283 :
284 0 : ECHO_LOG (2, "Segment not mapped (0x%lx)", segment_handle);
285 0 : return ~0;
286 : }
287 :
288 : void
289 0 : echo_segment_detach (u64 segment_handle)
290 : {
291 0 : echo_main_t *em = &echo_main;
292 : fifo_segment_main_t *sm;
293 :
294 0 : u32 segment_index = echo_segment_lookup (segment_handle);
295 0 : if (segment_index == (u32) ~0)
296 0 : return;
297 :
298 0 : sm = &em->segment_main;
299 :
300 0 : clib_spinlock_lock (&em->segment_handles_lock);
301 0 : fifo_segment_delete (sm, fifo_segment_get_segment (sm, segment_index));
302 0 : hash_unset (em->shared_segment_handles, segment_handle);
303 0 : clib_spinlock_unlock (&em->segment_handles_lock);
304 : }
305 :
306 : int
307 8 : echo_attach_session (uword segment_handle, uword rxf_offset, uword txf_offset,
308 : uword mq_offset, echo_session_t *s)
309 : {
310 8 : echo_main_t *em = &echo_main;
311 : u32 fs_index, eqs_index;
312 : fifo_segment_t *fs;
313 :
314 8 : fs_index = echo_segment_lookup (segment_handle);
315 8 : if (fs_index == (u32) ~0)
316 : {
317 0 : ECHO_LOG (0, "ERROR: segment for session %u is not mounted!",
318 : s->session_index);
319 0 : return -1;
320 : }
321 :
322 8 : if (mq_offset != (uword) ~0)
323 : {
324 8 : eqs_index = echo_segment_lookup (ECHO_MQ_SEG_HANDLE);
325 8 : ASSERT (eqs_index != (u32) ~0);
326 : }
327 :
328 8 : clib_spinlock_lock (&em->segment_handles_lock);
329 :
330 8 : fs = fifo_segment_get_segment (&em->segment_main, fs_index);
331 8 : s->rx_fifo = fifo_segment_alloc_fifo_w_offset (fs, rxf_offset);
332 8 : s->tx_fifo = fifo_segment_alloc_fifo_w_offset (fs, txf_offset);
333 8 : s->rx_fifo->segment_index = fs_index;
334 8 : s->tx_fifo->segment_index = fs_index;
335 8 : s->rx_fifo->shr->client_session_index = s->session_index;
336 8 : s->tx_fifo->shr->client_session_index = s->session_index;
337 :
338 8 : if (mq_offset != (uword) ~0)
339 : {
340 8 : fs = fifo_segment_get_segment (&em->segment_main, eqs_index);
341 8 : s->vpp_evt_q = fifo_segment_msg_q_attach (fs, mq_offset,
342 8 : s->rx_fifo->shr->slice_index);
343 : }
344 :
345 8 : clib_spinlock_unlock (&em->segment_handles_lock);
346 :
347 8 : return 0;
348 : }
349 :
350 : int
351 8 : echo_segment_attach_mq (uword segment_handle, uword mq_offset, u32 mq_index,
352 : svm_msg_q_t **mq)
353 : {
354 8 : echo_main_t *em = &echo_main;
355 : fifo_segment_t *fs;
356 : u32 fs_index;
357 :
358 8 : fs_index = echo_segment_lookup (segment_handle);
359 8 : if (fs_index == (u32) ~0)
360 : {
361 0 : ECHO_LOG (0, "ERROR: mq segment %lx for is not attached!",
362 : segment_handle);
363 0 : return -1;
364 : }
365 :
366 8 : clib_spinlock_lock (&em->segment_handles_lock);
367 :
368 8 : fs = fifo_segment_get_segment (&em->segment_main, fs_index);
369 8 : *mq = fifo_segment_msg_q_attach (fs, mq_offset, mq_index);
370 :
371 8 : clib_spinlock_unlock (&em->segment_handles_lock);
372 :
373 8 : return 0;
374 : }
375 :
376 : svm_fifo_chunk_t *
377 6 : echo_segment_alloc_chunk (uword segment_handle, u32 slice_index, u32 size,
378 : uword *offset)
379 : {
380 6 : echo_main_t *em = &echo_main;
381 : svm_fifo_chunk_t *c;
382 : fifo_segment_t *fs;
383 : u32 fs_index;
384 :
385 6 : fs_index = echo_segment_lookup (segment_handle);
386 6 : if (fs_index == (u32) ~0)
387 : {
388 0 : ECHO_LOG (0, "ERROR: mq segment %lx for is not attached!",
389 : segment_handle);
390 0 : return 0;
391 : }
392 :
393 6 : clib_spinlock_lock (&em->segment_handles_lock);
394 :
395 6 : fs = fifo_segment_get_segment (&em->segment_main, fs_index);
396 6 : c = fifo_segment_alloc_chunk_w_slice (fs, slice_index, size);
397 6 : *offset = fifo_segment_chunk_offset (fs, c);
398 :
399 6 : clib_spinlock_unlock (&em->segment_handles_lock);
400 :
401 6 : return c;
402 : }
403 :
404 : /*
405 : *
406 : * Binary API callbacks
407 : *
408 : */
409 :
410 : static void
411 0 : vl_api_app_add_cert_key_pair_reply_t_handler
412 : (vl_api_app_add_cert_key_pair_reply_t * mp)
413 : {
414 0 : echo_main_t *em = &echo_main;
415 0 : if (mp->retval)
416 : {
417 0 : ECHO_FAIL (ECHO_FAIL_VL_API_CERT_KEY_ADD_REPLY,
418 : "Adding cert and key returned %d",
419 : clib_net_to_host_u32 (mp->retval));
420 0 : return;
421 : }
422 : /* No concurrency here, only bapi thread writes */
423 0 : if (em->state != STATE_ATTACHED_NO_CERT)
424 : {
425 0 : ECHO_FAIL (ECHO_FAIL_VL_API_CERT_KEY_ADD_REPLY, "Wrong state");
426 0 : return;
427 : }
428 0 : em->ckpair_index = clib_net_to_host_u32 (mp->index);
429 0 : em->state = STATE_ATTACHED;
430 : }
431 :
432 : static void
433 0 : vl_api_app_del_cert_key_pair_reply_t_handler
434 : (vl_api_app_del_cert_key_pair_reply_t * mp)
435 : {
436 0 : echo_main_t *em = &echo_main;
437 0 : if (mp->retval)
438 : {
439 0 : ECHO_FAIL (ECHO_FAIL_VL_API_CERT_KEY_DEL_REPLY,
440 : "Delete cert and key returned %d",
441 : clib_net_to_host_u32 (mp->retval));
442 0 : return;
443 : }
444 0 : em->state = STATE_CLEANED_CERT_KEY;
445 : }
446 :
447 : static void
448 0 : vl_api_app_attach_reply_t_handler (vl_api_app_attach_reply_t * mp)
449 : {
450 0 : echo_main_t *em = &echo_main;
451 0 : int *fds = 0, i, rv;
452 0 : u32 n_fds = 0;
453 : u64 segment_handle;
454 0 : char *segment_name = 0;
455 :
456 0 : segment_handle = clib_net_to_host_u64 (mp->segment_handle);
457 0 : ECHO_LOG (2, "Attached returned app %u", htons (mp->app_index));
458 :
459 0 : if (mp->retval)
460 : {
461 0 : ECHO_FAIL (ECHO_FAIL_VL_API_APP_ATTACH, "attach failed: %U",
462 : format_api_error, clib_net_to_host_u32 (mp->retval));
463 0 : return;
464 : }
465 :
466 0 : if (!mp->app_mq)
467 : {
468 0 : ECHO_FAIL (ECHO_FAIL_VL_API_NULL_APP_MQ, "NULL app_mq");
469 0 : return;
470 : }
471 :
472 0 : if (mp->n_fds)
473 : {
474 0 : vec_validate (fds, mp->n_fds);
475 0 : if (vl_socket_client_recv_fd_msg (fds, mp->n_fds, 5))
476 : {
477 0 : ECHO_FAIL (ECHO_FAIL_VL_API_RECV_FD_MSG,
478 : "vl_socket_client_recv_fd_msg failed");
479 0 : goto failed;
480 : }
481 :
482 0 : if (mp->fd_flags & SESSION_FD_F_VPP_MQ_SEGMENT)
483 0 : if (echo_segment_attach (ECHO_MQ_SEG_HANDLE, 0, SSVM_SEGMENT_MEMFD,
484 0 : fds[n_fds++]))
485 : {
486 0 : ECHO_FAIL (ECHO_FAIL_VL_API_SVM_FIFO_SEG_ATTACH,
487 : "svm_fifo_segment_attach failed on SSVM_SEGMENT_MEMFD");
488 0 : goto failed;
489 : }
490 0 : echo_segment_attach_mq (ECHO_MQ_SEG_HANDLE, mp->vpp_ctrl_mq,
491 0 : mp->vpp_ctrl_mq_thread, &em->ctrl_mq);
492 :
493 0 : if (mp->fd_flags & SESSION_FD_F_MEMFD_SEGMENT)
494 : {
495 0 : segment_name = vl_api_from_api_to_new_c_string (&mp->segment_name);
496 0 : rv = echo_segment_attach (segment_handle, segment_name,
497 0 : SSVM_SEGMENT_MEMFD, fds[n_fds++]);
498 0 : if (rv != 0)
499 : {
500 0 : ECHO_FAIL (ECHO_FAIL_VL_API_SVM_FIFO_SEG_ATTACH,
501 : "svm_fifo_segment_attach ('%s') "
502 : "failed on SSVM_SEGMENT_MEMFD", segment_name);
503 0 : vec_free (segment_name);
504 0 : goto failed;
505 : }
506 0 : vec_free (segment_name);
507 : }
508 0 : echo_segment_attach_mq (segment_handle, mp->app_mq, 0, &em->app_mq);
509 :
510 0 : if (mp->fd_flags & SESSION_FD_F_MQ_EVENTFD)
511 0 : svm_msg_q_set_eventfd (em->app_mq, fds[n_fds++]);
512 :
513 0 : vec_free (fds);
514 : }
515 : else
516 : {
517 0 : segment_name = vl_api_from_api_to_new_c_string (&mp->segment_name);
518 0 : rv = echo_segment_attach (segment_handle, segment_name, SSVM_SEGMENT_SHM,
519 : -1);
520 0 : if (rv != 0)
521 : {
522 0 : ECHO_FAIL (ECHO_FAIL_VL_API_SVM_FIFO_SEG_ATTACH,
523 : "svm_fifo_segment_attach ('%s') "
524 : "failed on SSVM_SEGMENT_SHM", segment_name);
525 0 : vec_free (segment_name);
526 0 : goto failed;
527 : }
528 0 : vec_free (segment_name);
529 : }
530 0 : ECHO_LOG (2, "Mapped segment 0x%lx", segment_handle);
531 :
532 0 : em->state = STATE_ATTACHED_NO_CERT;
533 0 : return;
534 0 : failed:
535 0 : for (i = clib_max (n_fds - 1, 0); i < vec_len (fds); i++)
536 0 : close (fds[i]);
537 0 : vec_free (fds);
538 : }
539 :
540 : static void
541 0 : vl_api_application_detach_reply_t_handler (vl_api_application_detach_reply_t *
542 : mp)
543 : {
544 0 : if (mp->retval)
545 : {
546 0 : ECHO_FAIL (ECHO_FAIL_VL_API_DETACH_REPLY,
547 : "app detach returned with err: %d", mp->retval);
548 0 : return;
549 : }
550 0 : echo_main.state = STATE_DETACHED;
551 : }
552 :
553 : #define foreach_quic_echo_msg \
554 : _(APP_ATTACH_REPLY, app_attach_reply) \
555 : _(APPLICATION_DETACH_REPLY, application_detach_reply) \
556 : _(APP_ADD_CERT_KEY_PAIR_REPLY, app_add_cert_key_pair_reply) \
557 : _(APP_DEL_CERT_KEY_PAIR_REPLY, app_del_cert_key_pair_reply)
558 :
559 : #define vl_endianfun
560 : #include <vnet/session/session.api.h>
561 : #undef vl_endianfun
562 :
563 : #define vl_calcsizefun
564 : #include <vnet/session/session.api.h>
565 : #undef vl_calcsizefun
566 :
567 : #define vl_printfun
568 : #include <vnet/session/session.api.h>
569 : #undef vl_printfun
570 :
571 : #define vl_api_version(n, v) static u32 api_version = v;
572 : #include <vnet/session/session.api.h>
573 : #undef vl_api_version
574 :
575 : void
576 0 : echo_api_hookup (echo_main_t * em)
577 : {
578 0 : u8 *name = format (0, "session_%08x%c", api_version, 0);
579 :
580 0 : REPLY_MSG_ID_BASE = vl_client_get_first_plugin_msg_id ((char *) name);
581 :
582 0 : vec_free (name);
583 :
584 0 : if (REPLY_MSG_ID_BASE == (u16) ~0)
585 0 : return;
586 :
587 : #define _(N, n) \
588 : vl_msg_api_config (&(vl_msg_api_msg_config_t){ \
589 : .id = REPLY_MSG_ID_BASE + VL_API_##N, \
590 : .name = #n, \
591 : .handler = vl_api_##n##_t_handler, \
592 : .endian = vl_api_##n##_t_endian, \
593 : .format_fn = vl_api_##n##_t_format, \
594 : .size = sizeof (vl_api_##n##_t), \
595 : .traced = 1, \
596 : .tojson = vl_api_##n##_t_tojson, \
597 : .fromjson = vl_api_##n##_t_fromjson, \
598 : .calc_size = vl_api_##n##_t_calc_size, \
599 : });
600 0 : foreach_quic_echo_msg;
601 : #undef _
602 : }
603 :
604 : /*
605 : * fd.io coding-style-patch-verification: ON
606 : *
607 : * Local Variables:
608 : * eval: (c-set-style "gnu")
609 : * End:
610 : */
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