2 * echo_client.c - vpp built-in echo client code
4 * Copyright (c) 2017-2019 by Cisco and/or its affiliates.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at:
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
18 #include <hs_apps/echo_client.h>
20 static ec_main_t ec_main;
23 #define DBG(_fmt, _args...) \
25 clib_warning (_fmt, ##_args)
28 signal_evt_to_cli_i (int *code)
30 ec_main_t *ecm = &ec_main;
31 ASSERT (vlib_get_thread_index () == 0);
32 vlib_process_signal_event (ecm->vlib_main, ecm->cli_node_index, *code, 0);
36 signal_evt_to_cli (int code)
38 if (vlib_get_thread_index () != 0)
39 vl_api_rpc_call_main_thread (signal_evt_to_cli_i, (u8 *) & code,
42 signal_evt_to_cli_i (&code);
45 static inline ec_worker_t *
46 ec_worker_get (u32 thread_index)
48 return vec_elt_at_index (ec_main.wrk, thread_index);
51 static inline ec_session_t *
52 ec_session_alloc (ec_worker_t *wrk)
56 pool_get_zero (wrk->sessions, ecs);
57 ecs->data.session_index = ecs - wrk->sessions;
58 ecs->thread_index = wrk->thread_index;
63 static inline ec_session_t *
64 ec_session_get (ec_worker_t *wrk, u32 ec_index)
66 return pool_elt_at_index (wrk->sessions, ec_index);
70 send_data_chunk (ec_main_t *ecm, ec_session_t *es)
72 u8 *test_data = ecm->connect_test_data;
73 int test_buf_len, test_buf_offset, rv;
76 test_buf_len = vec_len (test_data);
77 ASSERT (test_buf_len > 0);
78 test_buf_offset = es->bytes_sent % test_buf_len;
80 clib_min (test_buf_len - test_buf_offset, es->bytes_to_send);
86 svm_fifo_t *f = es->data.tx_fifo;
87 rv = clib_min (svm_fifo_max_enqueue_prod (f), bytes_this_chunk);
88 svm_fifo_enqueue_nocopy (f, rv);
89 session_send_io_evt_to_thread_custom (
90 &es->vpp_session_index, es->thread_index, SESSION_IO_EVT_TX);
93 rv = app_send_stream (&es->data, test_data + test_buf_offset,
98 svm_fifo_t *f = es->data.tx_fifo;
99 u32 max_enqueue = svm_fifo_max_enqueue_prod (f);
101 if (max_enqueue < sizeof (session_dgram_hdr_t))
104 max_enqueue -= sizeof (session_dgram_hdr_t);
108 session_dgram_hdr_t hdr;
109 app_session_transport_t *at = &es->data.transport;
111 rv = clib_min (max_enqueue, bytes_this_chunk);
113 hdr.data_length = rv;
115 clib_memcpy_fast (&hdr.rmt_ip, &at->rmt_ip,
116 sizeof (ip46_address_t));
117 hdr.is_ip4 = at->is_ip4;
118 hdr.rmt_port = at->rmt_port;
119 clib_memcpy_fast (&hdr.lcl_ip, &at->lcl_ip,
120 sizeof (ip46_address_t));
121 hdr.lcl_port = at->lcl_port;
122 svm_fifo_enqueue (f, sizeof (hdr), (u8 *) & hdr);
123 svm_fifo_enqueue_nocopy (f, rv);
124 session_send_io_evt_to_thread_custom (
125 &es->vpp_session_index, es->thread_index, SESSION_IO_EVT_TX);
129 bytes_this_chunk = clib_min (bytes_this_chunk, max_enqueue);
130 rv = app_send_dgram (&es->data, test_data + test_buf_offset,
131 bytes_this_chunk, 0);
135 /* If we managed to enqueue data... */
138 /* Account for it... */
139 es->bytes_to_send -= rv;
140 es->bytes_sent += rv;
144 ELOG_TYPE_DECLARE (e) =
146 .format = "tx-enq: xfer %d bytes, sent %u remain %u",
147 .format_args = "i4i4i4",
153 ed = ELOG_DATA (&vlib_global_main.elog_main, e);
155 ed->data[1] = es->bytes_sent;
156 ed->data[2] = es->bytes_to_send;
162 receive_data_chunk (ec_worker_t *wrk, ec_session_t *es)
164 ec_main_t *ecm = &ec_main;
165 svm_fifo_t *rx_fifo = es->data.rx_fifo;
172 app_recv_stream (&es->data, wrk->rx_buf, vec_len (wrk->rx_buf));
175 app_recv_dgram (&es->data, wrk->rx_buf, vec_len (wrk->rx_buf));
179 n_read = svm_fifo_max_dequeue_cons (rx_fifo);
180 svm_fifo_dequeue_drop (rx_fifo, n_read);
187 ELOG_TYPE_DECLARE (e) =
189 .format = "rx-deq: %d bytes",
196 ed = ELOG_DATA (&vlib_global_main.elog_main, e);
197 ed->data[0] = n_read;
202 for (i = 0; i < n_read; i++)
204 if (wrk->rx_buf[i] != ((es->bytes_received + i) & 0xff))
206 clib_warning ("read %d error at byte %lld, 0x%x not 0x%x",
207 n_read, es->bytes_received + i, wrk->rx_buf[i],
208 ((es->bytes_received + i) & 0xff));
209 ecm->test_failed = 1;
213 ASSERT (n_read <= es->bytes_to_receive);
214 es->bytes_to_receive -= n_read;
215 es->bytes_received += n_read;
220 ec_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
222 u32 *conn_indices, *conns_this_batch, nconns_this_batch;
223 int thread_index = vm->thread_index, i, delete_session;
224 ec_main_t *ecm = &ec_main;
229 if (ecm->run_test != EC_RUNNING)
232 wrk = ec_worker_get (thread_index);
233 conn_indices = wrk->conn_indices;
234 conns_this_batch = wrk->conns_this_batch;
236 if (((vec_len (conn_indices) == 0) && vec_len (conns_this_batch) == 0))
239 /* Grab another pile of connections */
240 if (PREDICT_FALSE (vec_len (conns_this_batch) == 0))
243 clib_min (ecm->connections_per_batch, vec_len (conn_indices));
245 ASSERT (nconns_this_batch > 0);
246 vec_validate (conns_this_batch, nconns_this_batch - 1);
247 clib_memcpy_fast (conns_this_batch,
248 conn_indices + vec_len (conn_indices) -
250 nconns_this_batch * sizeof (u32));
251 vec_dec_len (conn_indices, nconns_this_batch);
257 if (PREDICT_FALSE (ecm->prev_conns != ecm->connections_per_batch &&
258 ecm->prev_conns == vec_len (conns_this_batch)))
261 ecm->prev_conns = vec_len (conns_this_batch);
262 if (ecm->repeats == 500000)
264 clib_warning ("stuck clients");
269 ecm->prev_conns = vec_len (conns_this_batch);
274 * Handle connections in this batch
276 for (i = 0; i < vec_len (conns_this_batch); i++)
278 es = ec_session_get (wrk, conns_this_batch[i]);
282 if (es->bytes_to_send > 0)
284 send_data_chunk (ecm, es);
288 if (es->bytes_to_receive > 0)
293 if (PREDICT_FALSE (delete_session == 1))
295 clib_atomic_fetch_add (&ecm->tx_total, es->bytes_sent);
296 clib_atomic_fetch_add (&ecm->rx_total, es->bytes_received);
297 s = session_get_from_handle_if_valid (es->vpp_session_handle);
301 vnet_disconnect_args_t _a, *a = &_a;
302 a->handle = session_handle (s);
303 a->app_index = ecm->app_index;
304 vnet_disconnect_session (a);
306 vec_delete (conns_this_batch, 1, i);
308 clib_atomic_fetch_add (&ecm->ready_connections, -1);
312 clib_warning ("session AWOL?");
313 vec_delete (conns_this_batch, 1, i);
316 /* Kick the debug CLI process */
317 if (ecm->ready_connections == 0)
319 signal_evt_to_cli (EC_CLI_TEST_DONE);
324 wrk->conn_indices = conn_indices;
325 wrk->conns_this_batch = conns_this_batch;
329 VLIB_REGISTER_NODE (echo_clients_node) = {
330 .function = ec_node_fn,
331 .name = "echo-clients",
332 .type = VLIB_NODE_TYPE_INPUT,
333 .state = VLIB_NODE_STATE_DISABLED,
337 ec_reset_runtime_config (ec_main_t *ecm)
340 ecm->quic_streams = 1;
341 ecm->bytes_to_send = 8192;
343 ecm->fifo_size = 64 << 10;
344 ecm->connections_per_batch = 1000;
345 ecm->private_segment_count = 0;
346 ecm->private_segment_size = 256 << 20;
349 ecm->test_failed = 0;
350 ecm->tls_engine = CRYPTO_ENGINE_OPENSSL;
352 ecm->run_test = EC_STARTING;
353 ecm->ready_connections = 0;
354 ecm->connect_conn_index = 0;
357 ecm->barrier_acq_needed = 0;
358 ecm->prealloc_sessions = 0;
359 ecm->prealloc_fifos = 0;
361 ecm->appns_secret = 0;
362 ecm->attach_flags = 0;
363 ecm->syn_timeout = 20.0;
364 ecm->test_timeout = 20.0;
365 vec_free (ecm->connect_uri);
369 ec_init (vlib_main_t *vm)
371 ec_main_t *ecm = &ec_main;
372 vlib_thread_main_t *vtm = vlib_get_thread_main ();
377 ec_reset_runtime_config (ecm);
379 /* Store cli process node index for signaling */
380 ecm->cli_node_index = vlib_get_current_process (vm)->node_runtime.node_index;
383 if (vlib_num_workers ())
385 /* The request came over the binary api and the inband cli handler
386 * is not mp_safe. Drop the barrier to make sure the workers are not
389 if (vlib_thread_is_main_w_barrier ())
391 ecm->barrier_acq_needed = 1;
392 vlib_worker_thread_barrier_release (vm);
395 * There's a good chance that both the client and the server echo
396 * apps will be enabled so make sure the session queue node polls on
397 * the main thread as connections will probably be established on it.
399 vlib_node_set_state (vm, session_queue_node.index,
400 VLIB_NODE_STATE_POLLING);
403 /* App init done only once */
404 if (ecm->app_is_init)
408 /* Init test data. Big buffer */
409 vec_validate (ecm->connect_test_data, 4 * 1024 * 1024 - 1);
410 for (i = 0; i < vec_len (ecm->connect_test_data); i++)
411 ecm->connect_test_data[i] = i & 0xff;
413 num_threads = 1 /* main thread */ + vtm->n_threads;
414 vec_validate (ecm->wrk, num_threads);
415 vec_foreach (wrk, ecm->wrk)
417 vec_validate (wrk->rx_buf, vec_len (ecm->connect_test_data) - 1);
418 wrk->thread_index = wrk - ecm->wrk;
419 wrk->vpp_event_queue =
420 session_main_get_vpp_event_queue (wrk->thread_index);
423 ecm->app_is_init = 1;
425 vlib_worker_thread_barrier_sync (vm);
426 vnet_session_enable_disable (vm, 1 /* turn on session and transports */);
427 vlib_worker_thread_barrier_release (vm);
429 /* Turn on the builtin client input nodes */
430 for (i = 0; i < vtm->n_vlib_mains; i++)
431 vlib_node_set_state (vlib_get_main_by_index (i), echo_clients_node.index,
432 VLIB_NODE_STATE_POLLING);
438 ec_prealloc_sessions (ec_main_t *ecm)
440 u32 sessions_per_wrk, n_wrks;
443 n_wrks = vlib_num_workers () ? vlib_num_workers () : 1;
445 sessions_per_wrk = ecm->n_clients / n_wrks;
446 vec_foreach (wrk, ecm->wrk)
447 pool_init_fixed (wrk->sessions, 1.1 * sessions_per_wrk);
451 ec_worker_cleanup (ec_worker_t *wrk)
453 pool_free (wrk->sessions);
454 vec_free (wrk->conn_indices);
455 vec_free (wrk->conns_this_batch);
459 ec_cleanup (ec_main_t *ecm)
463 vec_foreach (wrk, ecm->wrk)
464 ec_worker_cleanup (wrk);
466 vec_free (ecm->connect_uri);
467 vec_free (ecm->appns_id);
469 if (ecm->barrier_acq_needed)
470 vlib_worker_thread_barrier_sync (ecm->vlib_main);
474 quic_ec_qsession_connected_callback (u32 app_index, u32 api_context,
475 session_t *s, session_error_t err)
477 session_endpoint_cfg_t sep = SESSION_ENDPOINT_CFG_NULL;
478 ec_main_t *ecm = &ec_main;
479 vnet_connect_args_t *a = 0;
480 session_handle_t handle;
484 DBG ("QUIC Connection handle %d", session_handle (s));
487 a->uri = (char *) ecm->connect_uri;
488 if (parse_uri (a->uri, &sep))
490 sep.parent_handle = handle = session_handle (s);
492 for (stream_n = 0; stream_n < ecm->quic_streams; stream_n++)
494 clib_memset (a, 0, sizeof (*a));
495 a->app_index = ecm->app_index;
496 a->api_context = -1 - api_context;
497 clib_memcpy (&a->sep_ext, &sep, sizeof (sep));
499 DBG ("QUIC opening stream %d", stream_n);
500 if ((rv = vnet_connect (a)))
502 clib_error ("Stream session %d opening failed: %d", stream_n, rv);
505 DBG ("QUIC stream %d connected", stream_n);
508 * 's' is no longer valid, its underlying pool could have been moved in
516 quic_ec_session_connected_callback (u32 app_index, u32 api_context,
517 session_t *s, session_error_t err)
519 ec_main_t *ecm = &ec_main;
524 if (PREDICT_FALSE (ecm->run_test != EC_STARTING))
529 clib_warning ("connection %d failed!", api_context);
530 ecm->run_test = EC_EXITING;
531 signal_evt_to_cli (EC_CLI_CONNECTS_FAILED);
535 if (s->listener_handle == SESSION_INVALID_HANDLE)
536 return quic_ec_qsession_connected_callback (app_index, api_context, s,
538 DBG ("STREAM Connection callback %d", api_context);
540 thread_index = s->thread_index;
541 ASSERT (thread_index == vlib_get_thread_index ()
542 || session_transport_service_type (s) == TRANSPORT_SERVICE_CL);
544 wrk = ec_worker_get (thread_index);
549 es = ec_session_alloc (wrk);
551 es->bytes_to_send = ecm->bytes_to_send;
552 es->bytes_to_receive = ecm->no_return ? 0ULL : ecm->bytes_to_send;
553 es->data.rx_fifo = s->rx_fifo;
554 es->data.rx_fifo->shr->client_session_index = es->data.session_index;
555 es->data.tx_fifo = s->tx_fifo;
556 es->data.tx_fifo->shr->client_session_index = es->data.session_index;
557 es->data.vpp_evt_q = wrk->vpp_event_queue;
558 es->vpp_session_handle = session_handle (s);
559 es->vpp_session_index = s->session_index;
560 s->opaque = es->data.session_index;
564 transport_connection_t *tc;
565 tc = session_get_transport (s);
566 clib_memcpy_fast (&es->data.transport, tc, sizeof (es->data.transport));
567 es->data.is_dgram = 1;
570 vec_add1 (wrk->conn_indices, es->data.session_index);
571 clib_atomic_fetch_add (&ecm->ready_connections, 1);
572 if (ecm->ready_connections == ecm->expected_connections)
574 ecm->run_test = EC_RUNNING;
575 /* Signal the CLI process that the action is starting... */
576 signal_evt_to_cli (EC_CLI_CONNECTS_DONE);
583 ec_session_connected_callback (u32 app_index, u32 api_context, session_t *s,
586 ec_main_t *ecm = &ec_main;
591 if (PREDICT_FALSE (ecm->run_test != EC_STARTING))
596 clib_warning ("connection %d failed!", api_context);
597 ecm->run_test = EC_EXITING;
598 signal_evt_to_cli (EC_CLI_CONNECTS_FAILED);
602 thread_index = s->thread_index;
603 ASSERT (thread_index == vlib_get_thread_index ()
604 || session_transport_service_type (s) == TRANSPORT_SERVICE_CL);
606 wrk = ec_worker_get (thread_index);
611 es = ec_session_alloc (wrk);
613 es->bytes_to_send = ecm->bytes_to_send;
614 es->bytes_to_receive = ecm->no_return ? 0ULL : ecm->bytes_to_send;
615 es->data.rx_fifo = s->rx_fifo;
616 es->data.rx_fifo->shr->client_session_index = es->data.session_index;
617 es->data.tx_fifo = s->tx_fifo;
618 es->data.tx_fifo->shr->client_session_index = es->data.session_index;
619 es->data.vpp_evt_q = wrk->vpp_event_queue;
620 es->vpp_session_handle = session_handle (s);
621 es->vpp_session_index = s->session_index;
622 s->opaque = es->data.session_index;
626 transport_connection_t *tc;
627 tc = session_get_transport (s);
628 clib_memcpy_fast (&es->data.transport, tc, sizeof (es->data.transport));
629 es->data.is_dgram = 1;
632 vec_add1 (wrk->conn_indices, es->data.session_index);
633 clib_atomic_fetch_add (&ecm->ready_connections, 1);
634 if (ecm->ready_connections == ecm->expected_connections)
636 ecm->run_test = EC_RUNNING;
637 /* Signal the CLI process that the action is starting... */
638 signal_evt_to_cli (EC_CLI_CONNECTS_DONE);
645 ec_session_reset_callback (session_t *s)
647 ec_main_t *ecm = &ec_main;
648 vnet_disconnect_args_t _a = { 0 }, *a = &_a;
650 if (s->session_state == SESSION_STATE_READY)
651 clib_warning ("Reset active connection %U", format_session, s, 2);
653 a->handle = session_handle (s);
654 a->app_index = ecm->app_index;
655 vnet_disconnect_session (a);
660 ec_session_accept_callback (session_t *s)
666 ec_session_disconnect_callback (session_t *s)
668 ec_main_t *ecm = &ec_main;
669 vnet_disconnect_args_t _a = { 0 }, *a = &_a;
670 a->handle = session_handle (s);
671 a->app_index = ecm->app_index;
672 vnet_disconnect_session (a);
677 ec_session_disconnect (session_t *s)
679 ec_main_t *ecm = &ec_main;
680 vnet_disconnect_args_t _a = { 0 }, *a = &_a;
681 a->handle = session_handle (s);
682 a->app_index = ecm->app_index;
683 vnet_disconnect_session (a);
687 ec_session_rx_callback (session_t *s)
689 ec_main_t *ecm = &ec_main;
693 if (PREDICT_FALSE (ecm->run_test != EC_RUNNING))
695 ec_session_disconnect (s);
699 wrk = ec_worker_get (s->thread_index);
700 es = ec_session_get (wrk, s->opaque);
702 receive_data_chunk (wrk, es);
704 if (svm_fifo_max_dequeue_cons (s->rx_fifo))
706 if (svm_fifo_set_event (s->rx_fifo))
707 session_send_io_evt_to_thread (s->rx_fifo, SESSION_IO_EVT_BUILTIN_RX);
713 ec_add_segment_callback (u32 app_index, u64 segment_handle)
715 /* New segments may be added */
720 ec_del_segment_callback (u32 app_index, u64 segment_handle)
725 static session_cb_vft_t ec_cb_vft = {
726 .session_reset_callback = ec_session_reset_callback,
727 .session_connected_callback = ec_session_connected_callback,
728 .session_accept_callback = ec_session_accept_callback,
729 .session_disconnect_callback = ec_session_disconnect_callback,
730 .builtin_app_rx_callback = ec_session_rx_callback,
731 .add_segment_callback = ec_add_segment_callback,
732 .del_segment_callback = ec_del_segment_callback,
735 static clib_error_t *
738 vnet_app_add_cert_key_pair_args_t _ck_pair, *ck_pair = &_ck_pair;
739 ec_main_t *ecm = &ec_main;
740 vnet_app_attach_args_t _a, *a = &_a;
745 clib_memset (a, 0, sizeof (*a));
746 clib_memset (options, 0, sizeof (options));
748 a->api_client_index = ~0;
749 a->name = format (0, "echo_client");
750 if (ecm->transport_proto == TRANSPORT_PROTO_QUIC)
751 ec_cb_vft.session_connected_callback = quic_ec_session_connected_callback;
752 a->session_cb_vft = &ec_cb_vft;
754 prealloc_fifos = ecm->prealloc_fifos ? ecm->expected_connections : 1;
756 options[APP_OPTIONS_ACCEPT_COOKIE] = 0x12345678;
757 options[APP_OPTIONS_SEGMENT_SIZE] = ecm->private_segment_size;
758 options[APP_OPTIONS_ADD_SEGMENT_SIZE] = ecm->private_segment_size;
759 options[APP_OPTIONS_RX_FIFO_SIZE] = ecm->fifo_size;
760 options[APP_OPTIONS_TX_FIFO_SIZE] = ecm->fifo_size;
761 options[APP_OPTIONS_PRIVATE_SEGMENT_COUNT] = ecm->private_segment_count;
762 options[APP_OPTIONS_PREALLOC_FIFO_PAIRS] = prealloc_fifos;
763 options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_IS_BUILTIN;
764 options[APP_OPTIONS_TLS_ENGINE] = ecm->tls_engine;
765 options[APP_OPTIONS_PCT_FIRST_ALLOC] = 100;
766 options[APP_OPTIONS_FLAGS] |= ecm->attach_flags;
769 options[APP_OPTIONS_NAMESPACE_SECRET] = ecm->appns_secret;
770 a->namespace_id = ecm->appns_id;
772 a->options = options;
774 if ((rv = vnet_application_attach (a)))
775 return clib_error_return (0, "attach returned %d", rv);
777 ecm->app_index = a->app_index;
780 clib_memset (ck_pair, 0, sizeof (*ck_pair));
781 ck_pair->cert = (u8 *) test_srv_crt_rsa;
782 ck_pair->key = (u8 *) test_srv_key_rsa;
783 ck_pair->cert_len = test_srv_crt_rsa_len;
784 ck_pair->key_len = test_srv_key_rsa_len;
785 vnet_app_add_cert_key_pair (ck_pair);
786 ecm->ckpair_index = ck_pair->index;
788 ecm->test_client_attached = 1;
796 ec_main_t *ecm = &ec_main;
797 vnet_app_detach_args_t _da, *da = &_da;
800 if (!ecm->test_client_attached)
803 da->app_index = ecm->app_index;
804 da->api_client_index = ~0;
805 rv = vnet_application_detach (da);
806 ecm->test_client_attached = 0;
808 vnet_app_del_cert_key_pair (ecm->ckpair_index);
814 ec_transport_needs_crypto (transport_proto_t proto)
816 return proto == TRANSPORT_PROTO_TLS || proto == TRANSPORT_PROTO_DTLS ||
817 proto == TRANSPORT_PROTO_QUIC;
821 ec_connect_rpc (void *args)
823 ec_main_t *ecm = &ec_main;
824 vnet_connect_args_t _a = {}, *a = &_a;
825 vlib_main_t *vm = vlib_get_main ();
826 int rv, needs_crypto;
829 n_clients = ecm->n_clients;
830 needs_crypto = ec_transport_needs_crypto (ecm->transport_proto);
831 clib_memcpy (&a->sep_ext, &ecm->connect_sep, sizeof (ecm->connect_sep));
832 a->app_index = ecm->app_index;
834 ci = ecm->connect_conn_index;
836 vlib_worker_thread_barrier_sync (vm);
838 while (ci < n_clients)
840 /* Crude pacing for call setups */
841 if (ci - ecm->ready_connections > 128)
843 ecm->connect_conn_index = ci;
850 session_endpoint_alloc_ext_cfg (&a->sep_ext,
851 TRANSPORT_ENDPT_EXT_CFG_CRYPTO);
852 a->sep_ext.ext_cfg->crypto.ckpair_index = ecm->ckpair_index;
855 rv = vnet_connect (a);
858 clib_mem_free (a->sep_ext.ext_cfg);
862 clib_warning ("connect returned: %U", format_session_error, rv);
863 ecm->run_test = EC_EXITING;
864 signal_evt_to_cli (EC_CLI_CONNECTS_FAILED);
871 vlib_worker_thread_barrier_release (vm);
873 if (ci < ecm->expected_connections)
874 ec_program_connects ();
880 ec_program_connects (void)
882 session_send_rpc_evt_to_thread_force (0, ec_connect_rpc, 0);
885 #define ec_cli(_fmt, _args...) \
886 if (!ecm->no_output) \
887 vlib_cli_output (vm, _fmt, ##_args)
889 static clib_error_t *
890 ec_command_fn (vlib_main_t *vm, unformat_input_t *input,
891 vlib_cli_command_t *cmd)
893 unformat_input_t _line_input, *line_input = &_line_input;
894 char *default_uri = "tcp://6.0.1.1/1234", *transfer_type;
895 ec_main_t *ecm = &ec_main;
896 uword *event_data = 0, event_type;
897 clib_error_t *error = 0;
898 int rv, had_config = 1;
899 u64 tmp, total_bytes;
902 if (ecm->test_client_attached)
903 return clib_error_return (0, "failed: already running!");
907 error = clib_error_return (0, "failed init");
911 if (!unformat_user (input, unformat_line_input, line_input))
917 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
919 if (unformat (line_input, "uri %s", &ecm->connect_uri))
921 else if (unformat (line_input, "nclients %d", &ecm->n_clients))
923 else if (unformat (line_input, "quic-streams %d", &ecm->quic_streams))
925 else if (unformat (line_input, "mbytes %lld", &tmp))
926 ecm->bytes_to_send = tmp << 20;
927 else if (unformat (line_input, "gbytes %lld", &tmp))
928 ecm->bytes_to_send = tmp << 30;
929 else if (unformat (line_input, "bytes %U", unformat_memory_size,
930 &ecm->bytes_to_send))
932 else if (unformat (line_input, "test-timeout %f", &ecm->test_timeout))
934 else if (unformat (line_input, "syn-timeout %f", &ecm->syn_timeout))
936 else if (unformat (line_input, "no-return"))
938 else if (unformat (line_input, "fifo-size %d", &ecm->fifo_size))
939 ecm->fifo_size <<= 10;
940 else if (unformat (line_input, "private-segment-count %d",
941 &ecm->private_segment_count))
943 else if (unformat (line_input, "private-segment-size %U",
944 unformat_memory_size, &ecm->private_segment_size))
946 else if (unformat (line_input, "preallocate-fifos"))
947 ecm->prealloc_fifos = 1;
948 else if (unformat (line_input, "preallocate-sessions"))
949 ecm->prealloc_sessions = 1;
950 else if (unformat (line_input, "client-batch %d",
951 &ecm->connections_per_batch))
953 else if (unformat (line_input, "appns %_%v%_", &ecm->appns_id))
955 else if (unformat (line_input, "all-scope"))
956 ecm->attach_flags |= (APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE |
957 APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE);
958 else if (unformat (line_input, "local-scope"))
959 ecm->attach_flags = APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE;
960 else if (unformat (line_input, "global-scope"))
961 ecm->attach_flags = APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE;
962 else if (unformat (line_input, "secret %lu", &ecm->appns_secret))
964 else if (unformat (line_input, "no-output"))
966 else if (unformat (line_input, "test-bytes"))
968 else if (unformat (line_input, "tls-engine %d", &ecm->tls_engine))
972 error = clib_error_return (0, "failed: unknown input `%U'",
973 format_unformat_error, line_input);
980 ecm->expected_connections = ecm->n_clients * ecm->quic_streams;
982 if (!ecm->connect_uri)
984 clib_warning ("No uri provided. Using default: %s", default_uri);
985 ecm->connect_uri = format (0, "%s%c", default_uri, 0);
988 if ((rv = parse_uri ((char *) ecm->connect_uri, &ecm->connect_sep)))
990 error = clib_error_return (0, "Uri parse error: %d", rv);
993 ecm->transport_proto = ecm->connect_sep.transport_proto;
994 ecm->is_dgram = (ecm->transport_proto == TRANSPORT_PROTO_UDP);
996 if (ecm->prealloc_sessions)
997 ec_prealloc_sessions (ecm);
999 if ((error = ec_attach ()))
1001 clib_error_report (error);
1006 * Start. Fire off connect requests
1009 ecm->syn_start_time = vlib_time_now (vm);
1010 ec_program_connects ();
1013 * Park until the sessions come up, or syn_timeout seconds pass
1016 vlib_process_wait_for_event_or_clock (vm, ecm->syn_timeout);
1017 event_type = vlib_process_get_events (vm, &event_data);
1021 ec_cli ("Timeout with only %d sessions active...",
1022 ecm->ready_connections);
1023 error = clib_error_return (0, "failed: syn timeout with %d sessions",
1024 ecm->ready_connections);
1027 case EC_CLI_CONNECTS_DONE:
1028 delta = vlib_time_now (vm) - ecm->syn_start_time;
1030 ec_cli ("%d three-way handshakes in %.2f seconds %.2f/s",
1031 ecm->n_clients, delta, ((f64) ecm->n_clients) / delta);
1034 case EC_CLI_CONNECTS_FAILED:
1035 error = clib_error_return (0, "failed: connect returned");
1039 ec_cli ("unexpected event(1): %d", event_type);
1040 error = clib_error_return (0, "failed: unexpected event(1): %d",
1046 * Wait for the sessions to finish or test_timeout seconds pass
1048 ecm->test_start_time = vlib_time_now (ecm->vlib_main);
1049 ec_cli ("Test started at %.6f", ecm->test_start_time);
1050 vlib_process_wait_for_event_or_clock (vm, ecm->test_timeout);
1051 event_type = vlib_process_get_events (vm, &event_data);
1055 ec_cli ("Timeout with %d sessions still active...",
1056 ecm->ready_connections);
1057 error = clib_error_return (0, "failed: timeout with %d sessions",
1058 ecm->ready_connections);
1061 case EC_CLI_TEST_DONE:
1062 ecm->test_end_time = vlib_time_now (vm);
1063 ec_cli ("Test finished at %.6f", ecm->test_end_time);
1067 ec_cli ("unexpected event(2): %d", event_type);
1068 error = clib_error_return (0, "failed: unexpected event(2): %d",
1074 * Done. Compute stats
1076 delta = ecm->test_end_time - ecm->test_start_time;
1079 ec_cli ("zero delta-t?");
1080 error = clib_error_return (0, "failed: zero delta-t");
1084 total_bytes = (ecm->no_return ? ecm->tx_total : ecm->rx_total);
1085 transfer_type = ecm->no_return ? "half-duplex" : "full-duplex";
1086 ec_cli ("%lld bytes (%lld mbytes, %lld gbytes) in %.2f seconds", total_bytes,
1087 total_bytes / (1ULL << 20), total_bytes / (1ULL << 30), delta);
1088 ec_cli ("%.2f bytes/second %s", ((f64) total_bytes) / (delta),
1090 ec_cli ("%.4f gbit/second %s", (((f64) total_bytes * 8.0) / delta / 1e9),
1093 if (ecm->test_bytes && ecm->test_failed)
1094 error = clib_error_return (0, "failed: test bytes");
1101 ecm->run_test = EC_EXITING;
1102 vlib_process_wait_for_event_or_clock (vm, 10e-3);
1104 /* Detach the application, so we can use different fifo sizes next time */
1107 error = clib_error_return (0, "failed: app detach");
1108 ec_cli ("WARNING: app detach failed...");
1113 unformat_free (line_input);
1116 ec_cli ("test failed");
1121 VLIB_CLI_COMMAND (ec_command, static) = {
1122 .path = "test echo clients",
1124 "test echo clients [nclients %d][[m|g]bytes <bytes>]"
1125 "[test-timeout <time>][syn-timeout <time>][no-return][fifo-size <size>]"
1126 "[private-segment-count <count>][private-segment-size <bytes>[m|g]]"
1127 "[preallocate-fifos][preallocate-sessions][client-batch <batch-size>]"
1128 "[uri <tcp://ip/port>][test-bytes][no-output]",
1129 .function = ec_command_fn,
1134 ec_main_init (vlib_main_t *vm)
1136 ec_main_t *ecm = &ec_main;
1137 ecm->app_is_init = 0;
1141 VLIB_INIT_FUNCTION (ec_main_init);
1144 * fd.io coding-style-patch-verification: ON
1147 * eval: (c-set-style "gnu")