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:
7 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 #include <vlibmemory/api.h>
20 #include <svm/fifo_segment.h>
22 #include <hs_apps/sapi/vpp_echo_common.h>
24 echo_main_t echo_main;
27 echo_session_prealloc (echo_main_t * em)
29 /* We need to prealloc to avoid vec resize in threads */
30 echo_session_t *session;
32 for (i = 0; i < em->n_sessions; i++)
34 pool_get (em->sessions, session);
35 clib_memset (session, 0, sizeof (*session));
36 session->session_index = session - em->sessions;
37 session->listener_index = SESSION_INVALID_INDEX;
38 session->session_state = ECHO_SESSION_STATE_INITIAL;
43 echo_assert_test_suceeded (echo_main_t * em)
45 if (em->rx_results_diff)
46 CHECK_DIFF (ECHO_FAIL_TEST_ASSERT_RX_TOTAL, em->stats.rx_expected,
47 em->stats.rx_total, "Invalid amount of data received");
49 CHECK_SAME (ECHO_FAIL_TEST_ASSERT_RX_TOTAL, em->stats.rx_expected,
50 em->stats.rx_total, "Invalid amount of data received");
52 if (em->tx_results_diff)
53 CHECK_DIFF (ECHO_FAIL_TEST_ASSERT_TX_TOTAL, em->stats.tx_expected,
54 em->stats.tx_total, "Invalid amount of data sent");
56 CHECK_SAME (ECHO_FAIL_TEST_ASSERT_TX_TOTAL, em->stats.tx_expected,
57 em->stats.tx_total, "Invalid amount of data sent");
59 clib_spinlock_lock (&em->sid_vpp_handles_lock);
60 CHECK_SAME (ECHO_FAIL_TEST_ASSERT_ALL_SESSIONS_CLOSED,
61 0, hash_elts (em->session_index_by_vpp_handles),
62 "Some sessions are still open");
63 clib_spinlock_unlock (&em->sid_vpp_handles_lock);
67 echo_session_dequeue_notify (echo_session_t * s)
70 if (!svm_fifo_set_event (s->rx_fifo))
72 if ((rv = app_send_io_evt_to_vpp (s->vpp_evt_q,
73 s->rx_fifo->shr->master_session_index,
74 SESSION_IO_EVT_RX, SVM_Q_WAIT)))
75 ECHO_FAIL (ECHO_FAIL_SEND_IO_EVT, "app_send_io_evt_to_vpp errored %d",
77 svm_fifo_clear_deq_ntf (s->rx_fifo);
81 stop_signal (int signum)
83 echo_main_t *em = &echo_main;
88 connect_to_vpp (char *name)
90 echo_main_t *em = &echo_main;
91 api_main_t *am = vlibapi_get_main ();
95 if (vl_socket_client_connect ((char *) em->socket_name, name,
96 0 /* default rx, tx buffer */ ))
98 ECHO_FAIL (ECHO_FAIL_SOCKET_CONNECT, "socket connect failed");
102 if (vl_socket_client_init_shm (0, 1 /* want_pthread */ ))
104 ECHO_FAIL (ECHO_FAIL_INIT_SHM_API, "init shm api failed");
110 if (vl_client_connect_to_vlib ("/vpe-api", name, 32) < 0)
112 ECHO_FAIL (ECHO_FAIL_SHMEM_CONNECT, "shmem connect failed");
116 em->vl_input_queue = am->shmem_hdr->vl_input_queue;
117 em->my_client_index = am->my_client_index;
122 print_global_json_stats (echo_main_t * em)
125 format (0, "%U", echo_format_timing_event, em->timing.start_event);
127 format (0, "%U", echo_format_timing_event, em->timing.end_event);
128 u8 start_evt_missing = !(em->timing.events_sent & em->timing.start_event);
129 u8 end_evt_missing = (em->rx_results_diff || em->tx_results_diff) ? 0 :
130 !(em->timing.events_sent & em->timing.end_event);
131 f64 deltat = start_evt_missing || end_evt_missing ? 0 :
132 em->timing.end_time - em->timing.start_time;
134 if (start_evt_missing)
135 ECHO_FAIL (ECHO_FAIL_MISSING_START_EVENT,
136 "Expected event %v to happen, but it did not!", start_evt);
139 ECHO_FAIL (ECHO_FAIL_MISSING_END_EVENT,
140 "Expected event %v to happen, but it did not!", end_evt);
142 fformat (stdout, "vpp_echo JSON stats:\n{\n");
143 fformat (stdout, " \"role\": \"%s\",\n",
144 em->i_am_master ? "server" : "client");
145 fformat (stdout, " \"time\": \"%.9f\",\n", deltat);
146 fformat (stdout, " \"start_evt\": \"%v\",\n", start_evt);
147 fformat (stdout, " \"start_evt_missing\": \"%s\",\n",
148 start_evt_missing ? "True" : "False");
149 fformat (stdout, " \"end_evt\": \"%v\",\n", end_evt);
150 fformat (stdout, " \"end_evt_missing\": \"%s\",\n",
151 end_evt_missing ? "True" : "False");
152 fformat (stdout, " \"rx_data\": %lld,\n", em->stats.rx_total);
153 fformat (stdout, " \"tx_data\": %lld,\n", em->stats.tx_total);
154 fformat (stdout, " \"rx_bits_per_second\": %.1f,\n",
155 em->stats.rx_total * 8 / deltat);
156 fformat (stdout, " \"tx_bits_per_second\": %.1f,\n",
157 em->stats.tx_total * 8 / deltat);
158 fformat (stdout, " \"closing\": {\n");
159 fformat (stdout, " \"reset\": { \"q\": %d, \"s\": %d },\n",
160 em->stats.reset_count.q, em->stats.reset_count.s);
161 fformat (stdout, " \"recv evt\": { \"q\": %d, \"s\": %d },\n",
162 em->stats.close_count.q, em->stats.close_count.s);
163 fformat (stdout, " \"send evt\": { \"q\": %d, \"s\": %d },\n",
164 em->stats.active_count.q, em->stats.active_count.s);
165 fformat (stdout, " \"clean\": { \"q\": %d, \"s\": %d },\n",
166 em->stats.clean_count.q, em->stats.clean_count.s);
167 fformat (stdout, " \"accepted\": { \"q\": %d, \"s\": %d },\n",
168 em->stats.accepted_count.q, em->stats.accepted_count.s);
169 fformat (stdout, " \"connected\": { \"q\": %d, \"s\": %d }\n",
170 em->stats.connected_count.q, em->stats.connected_count.s);
171 fformat (stdout, " },\n");
172 fformat (stdout, " \"results\": {\n");
173 fformat (stdout, " \"has_failed\": \"%d\",\n", em->has_failed);
174 fformat (stdout, " \"fail_descr\": \"%v\"\n", em->fail_descr);
175 fformat (stdout, " }\n");
176 fformat (stdout, "}\n");
178 vec_free (start_evt);
183 print_global_stats (echo_main_t * em)
186 format (0, "%U", echo_format_timing_event, em->timing.start_event);
188 format (0, "%U", echo_format_timing_event, em->timing.end_event);
189 u8 start_evt_missing = !(em->timing.events_sent & em->timing.start_event);
190 u8 end_evt_missing = (em->rx_results_diff || em->tx_results_diff) ? 0 :
191 !(em->timing.events_sent & em->timing.end_event);
192 f64 deltat = start_evt_missing || end_evt_missing ? 0 :
193 em->timing.end_time - em->timing.start_time;
195 if (start_evt_missing)
196 ECHO_FAIL (ECHO_FAIL_MISSING_START_EVENT,
197 "Expected event %v to happen, but it did not!", start_evt);
200 ECHO_FAIL (ECHO_FAIL_MISSING_END_EVENT,
201 "Expected event %v to happen, but it did not!", end_evt);
203 fformat (stdout, "Timing %v:%v\n", start_evt, end_evt);
204 if (start_evt_missing)
205 fformat (stdout, "Missing Start Timing Event (%v)!\n", start_evt);
207 fformat (stdout, "Missing End Timing Event (%v)!\n", end_evt);
208 fformat (stdout, "-------- TX --------\n");
209 fformat (stdout, "%lld bytes (%lld mbytes, %lld gbytes) in %.6f seconds\n",
210 em->stats.tx_total, em->stats.tx_total / (1ULL << 20),
211 em->stats.tx_total / (1ULL << 30), deltat);
213 fformat (stdout, "%.4f Gbit/second\n",
214 (em->stats.tx_total * 8.0) / deltat / 1e9);
215 fformat (stdout, "-------- RX --------\n");
216 fformat (stdout, "%lld bytes (%lld mbytes, %lld gbytes) in %.6f seconds\n",
217 em->stats.rx_total, em->stats.rx_total / (1ULL << 20),
218 em->stats.rx_total / (1ULL << 30), deltat);
220 fformat (stdout, "%.4f Gbit/second\n",
221 (em->stats.rx_total * 8.0) / deltat / 1e9);
222 fformat (stdout, "--------------------\n");
223 fformat (stdout, "Received close on %d streams (and %d Quic conn)\n",
224 em->stats.close_count.s, em->stats.close_count.q);
225 fformat (stdout, "Received reset on %d streams (and %d Quic conn)\n",
226 em->stats.reset_count.s, em->stats.reset_count.q);
227 fformat (stdout, "Sent close on %d streams (and %d Quic conn)\n",
228 em->stats.active_count.s, em->stats.active_count.q);
229 fformat (stdout, "Discarded %d streams (and %d Quic conn)\n",
230 em->stats.clean_count.s, em->stats.clean_count.q);
231 fformat (stdout, "--------------------\n");
232 fformat (stdout, "Got accept on %d streams (and %d Quic conn)\n",
233 em->stats.accepted_count.s, em->stats.accepted_count.q);
234 fformat (stdout, "Got connected on %d streams (and %d Quic conn)\n",
235 em->stats.connected_count.s, em->stats.connected_count.q);
237 fformat (stdout, "\nFailure Return Status: %d\n%v", em->has_failed,
239 vec_free (start_evt);
244 echo_update_count_on_session_close (echo_main_t * em, echo_session_t * s)
247 ECHO_LOG (2, "[%lu/%lu] -> %U -> [%lu/%lu]",
248 s->bytes_received, s->bytes_received + s->bytes_to_receive,
249 echo_format_session, s, s->bytes_sent,
250 s->bytes_sent + s->bytes_to_send);
253 ((em->stats.rx_total == em->stats.rx_expected)
254 && (em->stats.tx_total == em->stats.tx_expected)))
255 echo_notify_event (em, ECHO_EVT_LAST_BYTE);
259 echo_session_detach_fifos (echo_session_t *s)
261 echo_main_t *em = &echo_main;
267 clib_spinlock_lock (&em->segment_handles_lock);
269 fs = fifo_segment_get_segment_if_valid (&em->segment_main,
270 s->rx_fifo->segment_index);
275 fifo_segment_free_client_fifo (fs, s->rx_fifo);
276 fifo_segment_free_client_fifo (fs, s->tx_fifo);
279 clib_spinlock_unlock (&em->segment_handles_lock);
283 echo_free_sessions (echo_main_t * em)
285 /* Free marked sessions */
287 u32 *session_indexes = 0, *session_index;
290 pool_foreach (s, em->sessions)
292 if (s->session_state == ECHO_SESSION_STATE_CLOSED)
293 vec_add1 (session_indexes, s->session_index);
296 vec_foreach (session_index, session_indexes)
299 s = pool_elt_at_index (em->sessions, *session_index);
300 echo_session_detach_fifos (s);
301 echo_session_handle_add_del (em, s->vpp_session_handle,
302 SESSION_INVALID_INDEX);
303 clib_memset (s, 0xfe, sizeof (*s));
304 pool_put (em->sessions, s);
309 test_recv_bytes (echo_main_t * em, echo_session_t * s, u8 * rx_buf,
314 for (i = 0; i < n_read; i++)
316 expected = (s->bytes_received + i) & 0xff;
317 if (rx_buf[i] == expected || em->max_test_msg > 0)
319 ECHO_LOG (1, "Session 0x%lx byte %lld was 0x%x expected 0x%x",
320 s->vpp_session_handle, s->bytes_received + i, rx_buf[i],
323 if (em->max_test_msg == 0)
324 ECHO_LOG (1, "Too many errors, hiding next ones");
325 if (em->test_return_packets == RETURN_PACKETS_ASSERT)
326 ECHO_FAIL (ECHO_FAIL_TEST_BYTES_ERR, "test-bytes errored");
331 recv_data_chunk (echo_main_t * em, echo_session_t * s, u8 * rx_buf)
334 n_read = app_recv ((app_session_t *) s, rx_buf, vec_len (rx_buf));
337 if (svm_fifo_needs_deq_ntf (s->rx_fifo, n_read))
338 echo_session_dequeue_notify (s);
340 if (em->test_return_packets)
341 test_recv_bytes (em, s, rx_buf, n_read);
343 s->bytes_received += n_read;
344 s->bytes_to_receive -= n_read;
345 clib_atomic_fetch_add (&em->stats.rx_total, n_read);
350 send_data_chunk (echo_session_t * s, u8 * tx_buf, int offset, int len)
353 int bytes_this_chunk = clib_min (s->bytes_to_send, len - offset);
354 echo_main_t *em = &echo_main;
356 if (!bytes_this_chunk)
358 n_sent = app_send ((app_session_t *) s, tx_buf + offset,
359 bytes_this_chunk, SVM_Q_WAIT);
362 s->bytes_to_send -= n_sent;
363 s->bytes_sent += n_sent;
364 clib_atomic_fetch_add (&em->stats.tx_total, n_sent);
369 mirror_data_chunk (echo_main_t * em, echo_session_t * s, u8 * tx_buf, u64 len)
372 while (n_sent < len && !em->time_to_stop)
373 n_sent += send_data_chunk (s, tx_buf, n_sent, len);
378 echo_check_closed_listener (echo_main_t * em, echo_session_t * s)
381 /* if parent has died, terminate gracefully */
382 if (s->listener_index == SESSION_INVALID_INDEX)
384 ECHO_LOG (3, "%U: listener_index == SESSION_INVALID_INDEX",
385 echo_format_session, s);
388 ls = pool_elt_at_index (em->sessions, s->listener_index);
389 if (ls->session_state < ECHO_SESSION_STATE_CLOSING)
391 ECHO_LOG (3, "%U: ls->session_state (%d) < "
392 "ECHO_SESSION_STATE_CLOSING (%d)",
393 echo_format_session, ls, ls->session_state,
394 ECHO_SESSION_STATE_CLOSING);
398 ECHO_LOG (3, "%U died, close child %U", echo_format_session, ls,
399 echo_format_session, s);
400 echo_update_count_on_session_close (em, s);
401 em->proto_cb_vft->cleanup_cb (s, 1 /* parent_died */ );
405 * Rx/Tx polling thread per connection
408 echo_handle_data (echo_main_t * em, echo_session_t * s, u8 * rx_buf)
410 int n_read, n_sent = 0;
412 n_read = recv_data_chunk (em, s, rx_buf);
413 if ((em->data_source == ECHO_TEST_DATA_SOURCE) && s->bytes_to_send)
414 n_sent = send_data_chunk (s, em->connect_test_data,
415 s->bytes_sent % em->tx_buf_size,
417 else if (em->data_source == ECHO_RX_DATA_SOURCE)
418 n_sent = mirror_data_chunk (em, s, rx_buf, n_read);
419 if (!s->bytes_to_send && !s->bytes_to_receive)
421 /* Session is done, need to close */
422 if (s->session_state == ECHO_SESSION_STATE_AWAIT_DATA)
423 s->session_state = ECHO_SESSION_STATE_CLOSING;
426 s->session_state = ECHO_SESSION_STATE_AWAIT_CLOSING;
427 if (em->send_stream_disconnects == ECHO_CLOSE_F_ACTIVE)
429 echo_send_rpc (em, echo_send_disconnect_session,
430 (echo_rpc_args_t *) & s->vpp_session_handle);
431 clib_atomic_fetch_add (&em->stats.active_count.s, 1);
433 else if (em->send_stream_disconnects == ECHO_CLOSE_F_NONE)
435 s->session_state = ECHO_SESSION_STATE_CLOSING;
436 clib_atomic_fetch_add (&em->stats.clean_count.s, 1);
439 ECHO_LOG (3, "%U: %U", echo_format_session, s,
440 echo_format_session_state, s->session_state);
444 /* Check for idle clients */
447 if (n_sent || n_read)
449 else if (s->idle_cycles++ == LOG_EVERY_N_IDLE_CYCLES)
452 ECHO_LOG (2, "Idle client TX:%dB RX:%dB", s->bytes_to_send,
453 s->bytes_to_receive);
454 ECHO_LOG (2, "Idle FIFOs TX:%dB RX:%dB",
455 svm_fifo_max_dequeue (s->tx_fifo),
456 svm_fifo_max_dequeue (s->rx_fifo));
457 ECHO_LOG (2, "Session 0x%lx state %U", s->vpp_session_handle,
458 echo_format_session_state, s->session_state);
464 echo_data_thread_fn (void *arg)
466 clib_mem_set_thread_index (); /* First thing to do in client thread */
467 echo_main_t *em = &echo_main;
468 u32 N = em->n_clients;
469 u32 n = (N + em->n_rx_threads - 1) / em->n_rx_threads;
473 ECHO_LOG (2, "Thread %u exiting, no sessions to care for", idx);
476 u32 thread_n_sessions = clib_min (n, N - n * idx);
479 u32 n_closed_sessions = 0;
483 vec_validate (rx_buf, em->rx_buf_size);
485 for (i = 0; !em->time_to_stop; i = (i + 1) % thread_n_sessions)
487 n_closed_sessions = i == 0 ? 0 : n_closed_sessions;
488 session_index = em->data_thread_args[n * idx + i];
489 if (session_index == SESSION_INVALID_INDEX)
491 s = pool_elt_at_index (em->sessions, session_index);
492 switch (s->session_state)
494 case ECHO_SESSION_STATE_READY:
495 case ECHO_SESSION_STATE_AWAIT_DATA:
496 echo_handle_data (em, s, rx_buf);
497 echo_check_closed_listener (em, s);
499 case ECHO_SESSION_STATE_AWAIT_CLOSING:
500 ECHO_LOG (3, "%U: %U", echo_format_session, s,
501 echo_format_session_state, s->session_state);
502 echo_check_closed_listener (em, s);
504 case ECHO_SESSION_STATE_CLOSING:
505 ECHO_LOG (3, "%U: %U", echo_format_session, s,
506 echo_format_session_state, s->session_state);
507 echo_update_count_on_session_close (em, s);
508 em->proto_cb_vft->cleanup_cb (s, 0 /* parent_died */ );
510 case ECHO_SESSION_STATE_CLOSED:
511 ECHO_LOG (3, "%U: %U", echo_format_session, s,
512 echo_format_session_state, s->session_state);
516 if (n_closed_sessions == thread_n_sessions)
519 ECHO_LOG (2, "Mission accomplished!");
524 session_unlisten_handler (session_unlisten_reply_msg_t * mp)
527 echo_main_t *em = &echo_main;
529 ls = echo_get_session_from_handle (em, mp->handle);
532 em->proto_cb_vft->cleanup_cb (ls, 0 /* parent_died */ );
533 ls->session_state = ECHO_SESSION_STATE_CLOSED;
534 if (--em->listen_session_cnt == 0)
535 em->state = STATE_DISCONNECTED;
539 session_bound_handler (session_bound_msg_t * mp)
541 echo_main_t *em = &echo_main;
542 echo_session_t *listen_session;
545 ECHO_FAIL (ECHO_FAIL_BIND, "bind failed: %U", format_api_error,
546 clib_net_to_host_u32 (mp->retval));
549 ECHO_LOG (1, "listening on %U:%u", format_ip46_address, mp->lcl_ip,
550 mp->lcl_is_ip4 ? IP46_TYPE_IP4 : IP46_TYPE_IP6,
551 clib_net_to_host_u16 (mp->lcl_port));
553 /* Allocate local session and set it up */
554 listen_session = echo_session_new (em);
555 listen_session->session_type = ECHO_SESSION_TYPE_LISTEN;
556 listen_session->vpp_session_handle = mp->handle;
557 echo_session_handle_add_del (em, mp->handle, listen_session->session_index);
558 vec_add1 (em->listen_session_indexes, listen_session->session_index);
559 if (++em->listen_session_cnt == em->n_uris)
560 em->state = STATE_LISTEN;
561 if (em->proto_cb_vft->bound_uri_cb)
562 em->proto_cb_vft->bound_uri_cb (mp, listen_session);
566 session_accepted_handler (session_accepted_msg_t * mp)
568 app_session_evt_t _app_evt, *app_evt = &_app_evt;
569 session_accepted_reply_msg_t *rmp;
570 echo_main_t *em = &echo_main;
571 echo_session_t *session, *ls;
573 if (!(ls = echo_get_session_from_handle (em, mp->listener_handle)))
575 ECHO_FAIL (ECHO_FAIL_SESSION_ACCEPTED_BAD_LISTENER,
576 "Unknown listener handle 0x%lx", mp->listener_handle);
580 /* Allocate local session and set it up */
581 session = echo_session_new (em);
583 if (echo_attach_session (mp->segment_handle, mp->server_rx_fifo,
584 mp->server_tx_fifo, mp->vpp_event_queue_address,
587 ECHO_FAIL (ECHO_FAIL_ACCEPTED_WAIT_FOR_SEG_ALLOC,
588 "accepted wait_for_segment_allocation errored");
592 session->vpp_session_handle = mp->handle;
594 /* session->transport needed by app_send_dgram */
595 clib_memcpy_fast (&session->transport.rmt_ip, &mp->rmt.ip,
596 sizeof (ip46_address_t));
597 session->transport.is_ip4 = mp->rmt.is_ip4;
598 session->transport.rmt_port = mp->rmt.port;
599 clib_memcpy_fast (&session->transport.lcl_ip, &em->uri_elts.ip,
600 sizeof (ip46_address_t));
601 session->transport.lcl_port = em->uri_elts.port;
603 session->vpp_session_handle = mp->handle;
604 session->listener_index = ls->session_index;
605 session->start = clib_time_now (&em->clib_time);
607 /* Add it to lookup table */
608 ECHO_LOG (2, "Accepted session 0x%lx S[%u] -> 0x%lx S[%u]",
609 mp->handle, session->session_index,
610 mp->listener_handle, session->listener_index);
611 echo_session_handle_add_del (em, mp->handle, session->session_index);
613 app_alloc_ctrl_evt_to_vpp (session->vpp_evt_q, app_evt,
614 SESSION_CTRL_EVT_ACCEPTED_REPLY);
615 rmp = (session_accepted_reply_msg_t *) app_evt->evt->data;
616 rmp->handle = mp->handle;
617 rmp->context = mp->context;
618 app_send_ctrl_evt_to_vpp (session->vpp_evt_q, app_evt);
619 em->proto_cb_vft->accepted_cb (mp, session);
623 session_connected_handler (session_connected_msg_t * mp)
625 echo_main_t *em = &echo_main;
626 echo_session_t *session;
627 u32 listener_index = htonl (mp->context);
629 clib_atomic_add_fetch (&em->max_sim_connects, 1);
633 if (em->proto_cb_vft->connected_cb)
635 proto_cb_vft->connected_cb ((session_connected_bundled_msg_t *) mp,
636 listener_index, 1 /* is_failed */ );
640 session = echo_session_new (em);
642 if (echo_attach_session (mp->segment_handle, mp->server_rx_fifo,
643 mp->server_tx_fifo, mp->vpp_event_queue_address,
646 ECHO_FAIL (ECHO_FAIL_CONNECTED_WAIT_FOR_SEG_ALLOC,
647 "connected wait_for_segment_allocation errored");
651 session->vpp_session_handle = mp->handle;
652 session->start = clib_time_now (&em->clib_time);
653 session->listener_index = listener_index;
654 /* session->transport needed by app_send_dgram */
655 clib_memcpy_fast (&session->transport.lcl_ip, &mp->lcl.ip,
656 sizeof (ip46_address_t));
657 session->transport.is_ip4 = mp->lcl.is_ip4;
658 session->transport.lcl_port = mp->lcl.port;
659 clib_memcpy_fast (&session->transport.rmt_ip, &em->uri_elts.ip,
660 sizeof (ip46_address_t));
661 session->transport.rmt_port = em->uri_elts.port;
663 echo_session_handle_add_del (em, mp->handle, session->session_index);
664 em->proto_cb_vft->connected_cb ((session_connected_bundled_msg_t *) mp,
665 session->session_index, 0 /* is_failed */ );
670 * End of ECHO callback definitions
675 session_disconnected_handler (session_disconnected_msg_t * mp)
677 app_session_evt_t _app_evt, *app_evt = &_app_evt;
678 session_disconnected_reply_msg_t *rmp;
679 echo_main_t *em = &echo_main;
681 if (!(s = echo_get_session_from_handle (em, mp->handle)))
683 ECHO_LOG (1, "Invalid vpp_session_handle: 0x%lx", mp->handle);
686 if (s->session_state == ECHO_SESSION_STATE_CLOSED)
688 ECHO_LOG (2, "%U: already in ECHO_SESSION_STATE_CLOSED",
689 echo_format_session, s);
693 ECHO_LOG (2, "%U: passive close", echo_format_session, s);
694 em->proto_cb_vft->disconnected_cb (mp, s);
696 app_alloc_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt,
697 SESSION_CTRL_EVT_DISCONNECTED_REPLY);
698 rmp = (session_disconnected_reply_msg_t *) app_evt->evt->data;
700 rmp->handle = mp->handle;
701 rmp->context = mp->context;
702 app_send_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt);
706 session_reset_handler (session_reset_msg_t * mp)
708 app_session_evt_t _app_evt, *app_evt = &_app_evt;
709 echo_main_t *em = &echo_main;
710 session_reset_reply_msg_t *rmp;
711 echo_session_t *s = 0;
712 if (!(s = echo_get_session_from_handle (em, mp->handle)))
714 ECHO_LOG (1, "Invalid vpp_session_handle: 0x%lx", mp->handle);
717 ECHO_LOG (2, "%U: session reset", echo_format_session, s);
718 em->proto_cb_vft->reset_cb (mp, s);
720 app_alloc_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt,
721 SESSION_CTRL_EVT_RESET_REPLY);
722 rmp = (session_reset_reply_msg_t *) app_evt->evt->data;
724 rmp->handle = mp->handle;
725 app_send_ctrl_evt_to_vpp (s->vpp_evt_q, app_evt);
729 add_segment_handler (session_app_add_segment_msg_t * mp)
731 fifo_segment_main_t *sm = &echo_main.segment_main;
732 fifo_segment_create_args_t _a, *a = &_a;
734 char *seg_name = (char *) mp->segment_name;
735 u64 segment_handle = mp->segment_handle;
737 if (mp->fd_flags & SESSION_FD_F_MEMFD_SEGMENT)
739 vec_validate (fds, 1);
740 if (vl_socket_client_recv_fd_msg (fds, 1, 5))
742 ECHO_FAIL (ECHO_FAIL_VL_API_RECV_FD_MSG,
743 "vl_socket_client_recv_fd_msg failed");
747 if (echo_segment_attach (segment_handle, seg_name, SSVM_SEGMENT_MEMFD,
750 ECHO_FAIL (ECHO_FAIL_VL_API_SVM_FIFO_SEG_ATTACH,
751 "svm_fifo_segment_attach ('%s') "
752 "failed on SSVM_SEGMENT_MEMFD", seg_name);
759 clib_memset (a, 0, sizeof (*a));
760 a->segment_name = seg_name;
761 a->segment_size = mp->segment_size;
762 /* Attach to the segment vpp created */
763 if (fifo_segment_attach (sm, a))
765 ECHO_FAIL (ECHO_FAIL_VL_API_FIFO_SEG_ATTACH,
766 "fifo_segment_attach ('%s') failed", seg_name);
770 ECHO_LOG (2, "Mapped segment 0x%lx", segment_handle);
774 for (i = 0; i < vec_len (fds); i++)
780 del_segment_handler (session_app_del_segment_msg_t * mp)
782 echo_segment_detach (mp->segment_handle);
783 ECHO_LOG (2, "Unmaped segment 0x%lx", mp->segment_handle);
787 cleanup_handler (session_cleanup_msg_t * mp)
789 ECHO_LOG (1, "Cleanup confirmed for 0x%lx", mp->handle);
793 handle_mq_event (session_event_t * e)
795 switch (e->event_type)
797 case SESSION_CTRL_EVT_BOUND:
798 return session_bound_handler ((session_bound_msg_t *) e->data);
799 case SESSION_CTRL_EVT_ACCEPTED:
800 return session_accepted_handler ((session_accepted_msg_t *) e->data);
801 case SESSION_CTRL_EVT_CONNECTED:
802 return session_connected_handler ((session_connected_msg_t *) e->data);
803 case SESSION_CTRL_EVT_DISCONNECTED:
804 return session_disconnected_handler ((session_disconnected_msg_t *)
806 case SESSION_CTRL_EVT_RESET:
807 return session_reset_handler ((session_reset_msg_t *) e->data);
808 case SESSION_CTRL_EVT_UNLISTEN_REPLY:
809 return session_unlisten_handler ((session_unlisten_reply_msg_t *)
811 case SESSION_CTRL_EVT_APP_ADD_SEGMENT:
812 add_segment_handler ((session_app_add_segment_msg_t *) e->data);
814 case SESSION_CTRL_EVT_APP_DEL_SEGMENT:
815 del_segment_handler ((session_app_del_segment_msg_t *) e->data);
817 case SESSION_CTRL_EVT_CLEANUP:
818 cleanup_handler ((session_cleanup_msg_t *) e->data);
820 case SESSION_IO_EVT_RX:
823 ECHO_LOG (1, "unhandled event %u", e->event_type);
828 echo_process_rpcs (echo_main_t * em)
832 svm_msg_q_t *mq = &em->rpc_msq_queue;
834 while (em->state < STATE_DATA_DONE && !em->time_to_stop)
836 if (svm_msg_q_is_empty (mq) && svm_msg_q_timedwait (mq, 1))
840 svm_msg_q_sub_raw (mq, &msg);
841 rpc = svm_msg_q_msg_data (mq, &msg);
842 ((echo_rpc_t) rpc->fp) (em, &rpc->args);
843 svm_msg_q_free_msg (mq, &msg);
848 echo_print_periodic_stats (echo_main_t * em)
850 f64 delta, now = clib_time_now (&em->clib_time);
851 echo_stats_t _st, *st = &_st;
852 echo_stats_t *lst = &em->last_stat_sampling;
853 delta = now - em->last_stat_sampling_ts;
854 if (delta < em->periodic_stats_delta)
857 clib_memcpy_fast (st, &em->stats, sizeof (*st));
858 if (st->rx_total - lst->rx_total)
859 clib_warning ("RX: %U", echo_format_bytes_per_sec,
860 (st->rx_total - lst->rx_total) / delta);
861 if (st->tx_total - lst->tx_total)
862 clib_warning ("TX: %U", echo_format_bytes_per_sec,
863 (st->tx_total - lst->tx_total) / delta);
864 if (st->connected_count.q - lst->connected_count.q)
865 clib_warning ("conn: %d/s",
866 st->connected_count.q - lst->connected_count.q);
867 if (st->accepted_count.q - lst->accepted_count.q)
868 clib_warning ("accept: %d/s",
869 st->accepted_count.q - lst->accepted_count.q);
871 clib_memcpy_fast (lst, st, sizeof (*st));
872 em->last_stat_sampling_ts = now;
876 echo_mq_thread_fn (void *arg)
878 clib_mem_set_thread_index (); /* First thing to do in client thread */
879 svm_msg_q_msg_t *msg_vec = 0;
880 echo_main_t *em = &echo_main;
882 svm_msg_q_msg_t *msg;
886 vec_validate (msg_vec, em->evt_q_size);
887 vec_reset_length (msg_vec);
888 wait_for_state_change (em, STATE_ATTACHED, 0);
890 if (em->state < STATE_ATTACHED || !mq)
892 ECHO_FAIL (ECHO_FAIL_APP_ATTACH, "Application failed to attach");
896 while (em->state < STATE_DETACHED && !em->time_to_stop)
898 if (em->periodic_stats_delta)
899 echo_print_periodic_stats (em);
901 if (svm_msg_q_is_empty (mq) && svm_msg_q_timedwait (mq, 1))
905 for (i = 0; i < svm_msg_q_size (mq); i++)
907 vec_add2 (msg_vec, msg, 1);
908 svm_msg_q_sub_raw (mq, msg);
911 for (i = 0; i < vec_len (msg_vec); i++)
913 msg = vec_elt_at_index (msg_vec, i);
914 e = svm_msg_q_msg_data (mq, msg);
916 svm_msg_q_free_msg (mq, msg); /* No lock, single thread dequeuing */
918 vec_reset_length (msg_vec);
925 echo_cycle_ip (echo_main_t * em, ip46_address_t * ip, ip46_address_t * src_ip,
930 if (i % em->n_uris == 0)
932 clib_memcpy_fast (ip, src_ip, sizeof (*ip));
935 l = em->uri_elts.is_ip4 ? 3 : 15;
936 ipu8 = em->uri_elts.is_ip4 ? ip->ip4.as_u8 : ip->ip6.as_u8;
937 while (ipu8[l] == 0xf)
944 clients_run (echo_main_t * em)
946 echo_connect_args_t _a, *a = &_a;
949 a->context = SESSION_INVALID_INDEX;
950 a->parent_session_handle = SESSION_INVALID_HANDLE;
951 clib_memset (&a->lcl_ip, 0, sizeof (a->lcl_ip));
953 echo_notify_event (em, ECHO_EVT_FIRST_QCONNECT);
954 for (i = 0; i < em->n_connects; i++)
956 echo_cycle_ip (em, &a->ip, &em->uri_elts.ip, i);
958 echo_cycle_ip (em, &a->lcl_ip, &em->lcl_ip, i);
959 echo_send_connect (em, a);
961 wait_for_state_change (em, STATE_READY, 0);
962 ECHO_LOG (2, "App is ready");
963 echo_process_rpcs (em);
967 server_run (echo_main_t * em)
970 ip46_address_t _ip, *ip = &_ip;
971 u32 *listen_session_index;
974 for (i = 0; i < em->n_uris; i++)
976 echo_cycle_ip (em, ip, &em->uri_elts.ip, i);
977 echo_send_listen (em, ip);
979 wait_for_state_change (em, STATE_READY, 0);
980 ECHO_LOG (2, "App is ready");
981 echo_process_rpcs (em);
983 vec_foreach (listen_session_index, em->listen_session_indexes)
985 ECHO_LOG (2, "Unbind listen port %d", em->listen_session_cnt);
986 ls = pool_elt_at_index (em->sessions, *listen_session_index);
987 echo_send_unbind (em, ls);
989 if (wait_for_state_change (em, STATE_DISCONNECTED, TIMEOUT))
991 ECHO_FAIL (ECHO_FAIL_SERVER_DISCONNECT_TIMEOUT,
992 "Timeout waiting for state disconnected");
998 print_usage_and_exit (void)
1000 echo_main_t *em = &echo_main;
1003 "Usage: vpp_echo [socket-name SOCKET] [client|server] [uri URI] [OPTIONS]\n"
1004 "Generates traffic and assert correct teardown of the hoststack\n"
1006 " socket-name PATH Specify the binary socket path to connect to VPP\n"
1007 " use-svm-api Use SVM API to connect to VPP\n"
1008 " test-bytes[:assert] Check data correctness when receiving (assert fails on first error)\n"
1009 " fifo-size N[K|M|G] Use N[K|M|G] fifos\n"
1010 " mq-size N Use mq with N slots for [vpp_echo->vpp] communication\n"
1011 " max-sim-connects N Do not allow more than N mq events inflight\n"
1012 " rx-buf N[K|M|G] Use N[Kb|Mb|GB] RX buffer\n"
1013 " tx-buf N[K|M|G] Use N[Kb|Mb|GB] TX test buffer\n"
1014 " appns NAMESPACE Use the namespace NAMESPACE\n"
1015 " all-scope all-scope option\n"
1016 " local-scope local-scope option\n"
1017 " global-scope global-scope option\n"
1018 " secret SECRET set namespace secret\n"
1019 " chroot prefix PATH Use PATH as memory root path\n"
1020 " sclose=[Y|N|W] When stream is done, send[Y]|nop[N]|wait[W] for close\n"
1021 " nuris N Cycle through N consecutive (src&dst) ips when creating connections\n"
1022 " lcl IP Set the local ip to use as a client (use with nuris to set first src ip)\n"
1024 " time START:END Time between evts START & END, events being :\n"
1025 " start - Start of the app\n"
1026 " qconnect - first Connection connect sent\n"
1027 " qconnected - last Connection connected\n"
1028 " sconnect - first Stream connect sent\n"
1029 " sconnected - last Stream got connected\n"
1030 " lastbyte - Last expected byte received\n"
1031 " exit - Exiting of the app\n"
1032 " rx-results-diff Rx results different to pass test\n"
1033 " tx-results-diff Tx results different to pass test\n"
1034 " json Output global stats in json\n"
1035 " stats N Output stats evry N secs\n"
1036 " log=N Set the log level to [0: no output, 1:errors, 2:log]\n"
1037 " crypto [engine] Set the crypto engine [openssl, vpp, picotls, mbedtls]\n"
1039 " nclients N Open N clients sending data\n"
1040 " nthreads N Use N busy loop threads for data [in addition to main & msg queue]\n"
1041 " TX=1337[K|M|G]|RX Send 1337 [K|M|G]bytes, use TX=RX to reflect the data\n"
1042 " RX=1337[K|M|G] Expect 1337 [K|M|G]bytes\n" "\n");
1043 for (i = 0; i < vec_len (em->available_proto_cb_vft); i++)
1045 echo_proto_cb_vft_t *vft = em->available_proto_cb_vft[i];
1046 if (vft && vft->print_usage_cb)
1047 vft->print_usage_cb ();
1049 fprintf (stderr, "\nDefault configuration is :\n"
1050 " server nclients 1 [quic-streams 1] RX=64Kb TX=RX\n"
1051 " client nclients 1 [quic-streams 1] RX=64Kb TX=64Kb\n");
1052 exit (ECHO_FAIL_USAGE);
1056 echo_process_each_proto_opts (unformat_input_t * a)
1058 echo_main_t *em = &echo_main;
1060 for (i = 0; i < vec_len (em->available_proto_cb_vft); i++)
1062 echo_proto_cb_vft_t *vft = em->available_proto_cb_vft[i];
1063 if (vft && vft->process_opts_cb)
1064 if ((rv = vft->process_opts_cb (a)))
1071 echo_set_each_proto_defaults_before_opts (echo_main_t * em)
1074 for (i = 0; i < vec_len (em->available_proto_cb_vft); i++)
1076 echo_proto_cb_vft_t *vft = em->available_proto_cb_vft[i];
1077 if (vft && vft->set_defaults_before_opts_cb)
1078 vft->set_defaults_before_opts_cb ();
1083 echo_process_opts (int argc, char **argv)
1085 echo_main_t *em = &echo_main;
1086 unformat_input_t _argv, *a = &_argv;
1089 u8 default_f_active;
1092 unformat_init_command_line (a, argv);
1093 while (unformat_check_input (a) != UNFORMAT_END_OF_INPUT)
1095 if (echo_process_each_proto_opts (a))
1097 else if (unformat (a, "chroot prefix %s", &chroot_prefix))
1098 vl_set_memory_root_path ((char *) chroot_prefix);
1099 else if (unformat (a, "uri %s", &uri))
1100 em->uri = format (0, "%s%c", uri, 0);
1101 else if (unformat (a, "lcl %U", unformat_ip46_address, &em->lcl_ip))
1103 else if (unformat (a, "nuris %u", &em->n_uris))
1104 em->n_sessions = em->n_clients + em->n_uris;
1105 else if (unformat (a, "server"))
1106 em->i_am_master = 1;
1107 else if (unformat (a, "client"))
1108 em->i_am_master = 0;
1109 else if (unformat (a, "test-bytes:assert"))
1110 em->test_return_packets = RETURN_PACKETS_ASSERT;
1111 else if (unformat (a, "test-bytes"))
1112 em->test_return_packets = RETURN_PACKETS_LOG_WRONG;
1113 else if (unformat (a, "socket-name %s", &em->socket_name))
1115 else if (unformat (a, "use-svm-api"))
1116 em->use_sock_api = 0;
1117 else if (unformat (a, "fifo-size %U", unformat_memory_size, &tmp))
1119 if (tmp >= 0x100000000ULL)
1122 "ERROR: fifo-size %ld (0x%lx) too large\n", tmp, tmp);
1123 print_usage_and_exit ();
1125 em->fifo_size = tmp;
1127 else if (unformat (a, "prealloc-fifos %u", &em->prealloc_fifo_pairs))
1130 if (unformat (a, "rx-buf %U", unformat_data_size, &em->rx_buf_size))
1133 if (unformat (a, "tx-buf %U", unformat_data_size, &em->tx_buf_size))
1135 else if (unformat (a, "mq-size %d", &em->evt_q_size))
1137 else if (unformat (a, "nclients %d", &em->n_clients))
1139 em->n_sessions = em->n_clients + em->n_uris;
1140 em->n_connects = em->n_clients;
1142 else if (unformat (a, "nthreads %d", &em->n_rx_threads))
1144 else if (unformat (a, "crypto %U", echo_unformat_crypto_engine, &tmp))
1145 em->crypto_engine = tmp;
1146 else if (unformat (a, "appns %_%v%_", &em->appns_id))
1148 else if (unformat (a, "all-scope"))
1149 em->appns_flags |= (APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE
1150 | APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE);
1151 else if (unformat (a, "local-scope"))
1152 em->appns_flags = APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE;
1153 else if (unformat (a, "global-scope"))
1154 em->appns_flags = APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE;
1155 else if (unformat (a, "secret %lu", &em->appns_secret))
1157 else if (unformat (a, "TX=RX"))
1158 em->data_source = ECHO_RX_DATA_SOURCE;
1159 else if (unformat (a, "TX=%U", unformat_data_size, &em->bytes_to_send))
1161 else if (unformat (a, "RX=%U", unformat_data_size,
1162 &em->bytes_to_receive))
1164 else if (unformat (a, "rx-results-diff"))
1165 em->rx_results_diff = 1;
1166 else if (unformat (a, "tx-results-diff"))
1167 em->tx_results_diff = 1;
1168 else if (unformat (a, "json"))
1169 em->output_json = 1;
1170 else if (unformat (a, "stats %d", &em->periodic_stats_delta))
1172 else if (unformat (a, "wait-for-gdb"))
1173 em->wait_for_gdb = 1;
1174 else if (unformat (a, "log=%d", &em->log_lvl))
1176 else if (unformat (a, "sclose=%U",
1177 echo_unformat_close, &em->send_stream_disconnects))
1179 else if (unformat (a, "time %U:%U",
1180 echo_unformat_timing_event, &em->timing.start_event,
1181 echo_unformat_timing_event, &em->timing.end_event))
1183 else if (unformat (a, "max-sim-connects %d", &em->max_sim_connects))
1186 print_usage_and_exit ();
1189 /* setting default for unset values
1191 * bytes_to_send / bytes_to_receive & data_source */
1192 if (em->bytes_to_receive == (u64) ~ 0)
1193 em->bytes_to_receive = 64 << 10; /* default */
1194 if (em->bytes_to_send == (u64) ~ 0)
1195 em->bytes_to_send = 64 << 10; /* default */
1196 else if (em->bytes_to_send == 0)
1197 em->data_source = ECHO_NO_DATA_SOURCE;
1199 em->data_source = ECHO_TEST_DATA_SOURCE;
1201 if (em->data_source == ECHO_INVALID_DATA_SOURCE)
1203 em->i_am_master ? ECHO_RX_DATA_SOURCE : ECHO_TEST_DATA_SOURCE;
1204 if (em->data_source == ECHO_RX_DATA_SOURCE)
1205 em->bytes_to_send = em->bytes_to_receive;
1207 /* disconnect flags */
1208 if (em->i_am_master)
1210 em->bytes_to_send == 0 ? ECHO_CLOSE_F_ACTIVE : ECHO_CLOSE_F_PASSIVE;
1213 em->bytes_to_receive == 0 ? ECHO_CLOSE_F_PASSIVE : ECHO_CLOSE_F_ACTIVE;
1214 if (em->send_stream_disconnects == ECHO_CLOSE_F_INVALID)
1215 em->send_stream_disconnects = default_f_active;
1217 if (em->max_sim_connects == 0)
1218 em->max_sim_connects = em->evt_q_size >> 1;
1220 if (em->wait_for_gdb)
1222 volatile u64 nop = 0;
1224 clib_warning ("Waiting for gdb...");
1225 while (em->wait_for_gdb)
1227 clib_warning ("Resuming execution (%llu)!", nop);
1232 echo_process_uri (echo_main_t * em)
1234 unformat_input_t _input, *input = &_input;
1236 unformat_init_string (input, (char *) em->uri, strlen ((char *) em->uri));
1238 (input, "%U://%U/%d", unformat_transport_proto,
1239 &em->uri_elts.transport_proto, unformat_ip4_address,
1240 &em->uri_elts.ip.ip4, &port))
1241 em->uri_elts.is_ip4 = 1;
1244 (input, "%U://%U/%d", unformat_transport_proto,
1245 &em->uri_elts.transport_proto, unformat_ip6_address,
1246 &em->uri_elts.ip.ip6, &port))
1247 em->uri_elts.is_ip4 = 0;
1249 ECHO_FAIL (ECHO_FAIL_INVALID_URI, "Unable to process uri");
1250 em->uri_elts.port = clib_host_to_net_u16 (port);
1251 unformat_free (input);
1254 static void __clib_constructor
1257 /* init memory before proto register themselves */
1258 echo_main_t *em = &echo_main;
1259 clib_mem_init_thread_safe (0, 256 << 20);
1260 clib_memset (em, 0, sizeof (*em));
1264 main (int argc, char **argv)
1266 echo_main_t *em = &echo_main;
1267 fifo_segment_main_t *sm = &em->segment_main;
1270 svm_msg_q_cfg_t _cfg, *cfg = &_cfg;
1271 u32 rpc_queue_size = 256 << 10;
1273 em->session_index_by_vpp_handles = hash_create (0, sizeof (uword));
1274 clib_spinlock_init (&em->sid_vpp_handles_lock);
1275 em->shared_segment_handles = hash_create (0, sizeof (uword));
1276 clib_spinlock_init (&em->segment_handles_lock);
1277 em->socket_name = format (0, "%s%c", API_SOCKET_FILE, 0);
1278 em->use_sock_api = 1;
1279 em->fifo_size = 64 << 10;
1280 em->prealloc_fifo_pairs = 16;
1284 em->max_test_msg = 50;
1285 em->time_to_stop = 0;
1286 em->i_am_master = 1;
1287 em->n_rx_threads = 4;
1288 em->evt_q_size = 256;
1290 clib_memset (&em->lcl_ip, 0, sizeof (em->lcl_ip));
1291 em->test_return_packets = RETURN_PACKETS_NOTEST;
1292 em->timing.start_event = ECHO_EVT_FIRST_QCONNECT;
1293 em->timing.end_event = ECHO_EVT_LAST_BYTE;
1294 em->bytes_to_receive = ~0; /* defaulted when we know if server/client */
1295 em->bytes_to_send = ~0; /* defaulted when we know if server/client */
1296 em->rx_buf_size = 1 << 20;
1297 em->tx_buf_size = 1 << 20;
1298 em->data_source = ECHO_INVALID_DATA_SOURCE;
1299 em->uri = format (0, "%s%c", "tcp://0.0.0.0/1234", 0);
1301 em->max_sim_connects = 0;
1302 em->listen_session_cnt = 0;
1303 em->crypto_engine = CRYPTO_ENGINE_NONE;
1304 echo_set_each_proto_defaults_before_opts (em);
1305 echo_process_opts (argc, argv);
1306 echo_process_uri (em);
1307 em->proto_cb_vft = em->available_proto_cb_vft[em->uri_elts.transport_proto];
1308 if (!em->proto_cb_vft)
1310 ECHO_FAIL (ECHO_FAIL_PROTOCOL_NOT_SUPPORTED,
1311 "Protocol %U is not supported",
1312 format_transport_proto, em->uri_elts.transport_proto);
1315 if (em->proto_cb_vft->set_defaults_after_opts_cb)
1316 em->proto_cb_vft->set_defaults_after_opts_cb ();
1318 em->stats.rx_expected = em->bytes_to_receive * em->n_clients;
1319 em->stats.tx_expected = em->bytes_to_send * em->n_clients;
1321 vec_validate (em->data_thread_handles, em->n_rx_threads);
1322 vec_validate (em->data_thread_args, em->n_clients);
1323 for (i = 0; i < em->n_clients; i++)
1324 em->data_thread_args[i] = SESSION_INVALID_INDEX;
1325 clib_time_init (&em->clib_time);
1326 init_error_string_table ();
1327 fifo_segment_main_init (sm, HIGH_SEGMENT_BASEVA, 20);
1328 vec_validate (em->connect_test_data, em->tx_buf_size);
1329 for (i = 0; i < em->tx_buf_size; i++)
1330 em->connect_test_data[i] = i & 0xff;
1333 svm_msg_q_ring_cfg_t rc[1] = {
1334 {rpc_queue_size, sizeof (echo_rpc_msg_t), 0},
1337 cfg->consumer_pid = getpid ();
1339 cfg->q_nitems = rpc_queue_size;
1340 cfg->ring_cfgs = rc;
1341 svm_msg_q_attach (&em->rpc_msq_queue, svm_msg_q_alloc (cfg));
1343 signal (SIGINT, stop_signal);
1344 signal (SIGQUIT, stop_signal);
1345 signal (SIGTERM, stop_signal);
1346 echo_api_hookup (em);
1348 app_name = em->i_am_master ? "echo_server" : "echo_client";
1349 if (connect_to_vpp (app_name))
1352 ECHO_FAIL (ECHO_FAIL_CONNECT_TO_VPP, "Couldn't connect to vpp");
1356 echo_session_prealloc (em);
1357 echo_notify_event (em, ECHO_EVT_START);
1359 echo_send_attach (em);
1360 if (wait_for_state_change (em, STATE_ATTACHED_NO_CERT, TIMEOUT))
1362 ECHO_FAIL (ECHO_FAIL_ATTACH_TO_VPP,
1363 "Couldn't attach to vpp, did you run <session enable> ?");
1367 if (em->uri_elts.transport_proto != TRANSPORT_PROTO_QUIC
1368 && em->uri_elts.transport_proto != TRANSPORT_PROTO_TLS)
1369 em->state = STATE_ATTACHED;
1372 ECHO_LOG (2, "Adding crypto context %U", echo_format_crypto_engine,
1374 echo_send_add_cert_key (em);
1375 if (wait_for_state_change (em, STATE_ATTACHED, TIMEOUT))
1377 ECHO_FAIL (ECHO_FAIL_APP_ATTACH,
1378 "Couldn't add crypto context to vpp\n");
1383 if (pthread_create (&em->mq_thread_handle,
1384 NULL /*attr */ , echo_mq_thread_fn, 0))
1386 ECHO_FAIL (ECHO_FAIL_PTHREAD_CREATE, "pthread create errored");
1390 for (i = 0; i < em->n_rx_threads; i++)
1391 if (pthread_create (&em->data_thread_handles[i],
1392 NULL /*attr */ , echo_data_thread_fn, (void *) i))
1394 ECHO_FAIL (ECHO_FAIL_PTHREAD_CREATE,
1395 "pthread create errored (index %d)", i);
1398 if (em->i_am_master)
1402 echo_notify_event (em, ECHO_EVT_EXIT);
1403 echo_free_sessions (em);
1404 echo_send_del_cert_key (em);
1405 if (wait_for_state_change (em, STATE_CLEANED_CERT_KEY, TIMEOUT))
1407 ECHO_FAIL (ECHO_FAIL_DEL_CERT_KEY, "Couldn't cleanup cert and key");
1411 echo_send_detach (em);
1412 if (wait_for_state_change (em, STATE_DETACHED, TIMEOUT))
1414 ECHO_FAIL (ECHO_FAIL_DETACH, "Couldn't detach from vpp");
1418 pthread_join (em->mq_thread_handle, (void **) &rv);
1421 ECHO_FAIL (ECHO_FAIL_MQ_PTHREAD, "mq pthread errored %d", rv);
1424 if (em->use_sock_api)
1425 vl_socket_client_disconnect ();
1427 vl_client_disconnect_from_vlib ();
1428 echo_assert_test_suceeded (em);
1430 ECHO_LOG (1, "Test complete !\n");
1431 if (em->output_json)
1432 print_global_json_stats (em);
1434 print_global_stats (em);
1435 vec_free (em->fail_descr);
1436 vec_free (em->available_proto_cb_vft);
1437 exit (em->has_failed);
1441 * fd.io coding-style-patch-verification: ON
1444 * eval: (c-set-style "gnu")