2 * Copyright (c) 2017-2021 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.
20 #include <sys/types.h>
21 #include <sys/socket.h>
24 #include <arpa/inet.h>
25 #include <hs_apps/vcl/vcl_test.h>
31 vcl_test_session_t *sessions;
32 vcl_test_session_t *qsessions;
38 pthread_t thread_handle;
40 } vcl_test_client_worker_t;
44 vcl_test_client_worker_t *workers;
45 vcl_test_session_t ctrl_session;
46 vppcom_endpt_t server_endpt;
51 uint8_t incremental_stats;
53 volatile int active_workers;
54 volatile int test_running;
60 } vcl_test_client_main_t;
62 vcl_test_client_main_t vcl_client_main;
64 #define vtc_min(a, b) (a < b ? a : b)
65 #define vtc_max(a, b) (a > b ? a : b)
67 vcl_test_main_t vcl_test_main;
70 vtc_cfg_sync (vcl_test_session_t * ts)
72 vcl_test_cfg_t *rx_cfg = (vcl_test_cfg_t *) ts->rxbuf;
73 int rx_bytes, tx_bytes;
75 vt_atomic_add (&ts->cfg.seq_num, 1);
78 vtinf ("(fd %d): Sending config to server.", ts->fd);
79 vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
81 tx_bytes = ts->write (ts, &ts->cfg, sizeof (ts->cfg));
84 vtwrn ("(fd %d): write test cfg failed (%d)!", ts->fd, tx_bytes);
88 rx_bytes = ts->read (ts, ts->rxbuf, sizeof (vcl_test_cfg_t));
92 if (rx_cfg->magic != VCL_TEST_CFG_CTRL_MAGIC)
94 vtwrn ("(fd %d): Bad server reply cfg -- aborting!", ts->fd);
97 if ((rx_bytes != sizeof (vcl_test_cfg_t))
98 || !vcl_test_cfg_verify (rx_cfg, &ts->cfg))
100 vtwrn ("(fd %d): Invalid config received from server!", ts->fd);
101 if (rx_bytes != sizeof (vcl_test_cfg_t))
103 vtinf ("\tRx bytes %d != cfg size %lu", rx_bytes,
104 sizeof (vcl_test_cfg_t));
108 vcl_test_cfg_dump (rx_cfg, 1 /* is_client */ );
109 vtinf ("(fd %d): Valid config sent to server.", ts->fd);
110 vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
116 vtinf ("(fd %d): Got config back from server.", ts->fd);
117 vcl_test_cfg_dump (rx_cfg, 1 /* is_client */ );
124 vtc_connect_test_sessions (vcl_test_client_worker_t * wrk)
126 vcl_test_client_main_t *vcm = &vcl_client_main;
127 vcl_test_main_t *vt = &vcl_test_main;
128 const vcl_test_proto_vft_t *tp;
129 vcl_test_session_t *ts;
130 uint32_t n_test_sessions;
133 n_test_sessions = wrk->cfg.num_test_sessions;
134 if (n_test_sessions < 1)
140 if (wrk->n_sessions >= n_test_sessions)
144 wrk->sessions = realloc (wrk->sessions,
145 n_test_sessions * sizeof (vcl_test_session_t));
147 wrk->sessions = calloc (n_test_sessions, sizeof (vcl_test_session_t));
151 vterr ("failed to alloc sessions", -errno);
155 tp = vt->protos[vcm->proto];
157 for (i = 0; i < n_test_sessions; i++)
159 ts = &wrk->sessions[i];
160 memset (ts, 0, sizeof (*ts));
161 ts->session_index = i;
163 vcl_test_session_buf_alloc (ts);
164 rv = tp->open (&wrk->sessions[i], &vcm->server_endpt);
168 wrk->n_sessions = n_test_sessions;
171 vtinf ("All test sessions (%d) connected!", n_test_sessions);
176 vtc_worker_test_setup (vcl_test_client_worker_t * wrk)
178 vcl_test_cfg_t *cfg = &wrk->cfg;
179 vcl_test_session_t *ts;
184 FD_ZERO (&wrk->wr_fdset);
185 FD_ZERO (&wrk->rd_fdset);
187 clock_gettime (CLOCK_REALTIME, &now);
189 for (i = 0; i < cfg->num_test_sessions; i++)
191 ts = &wrk->sessions[i];
192 ts->old_stats.stop = now;
196 case VCL_TEST_TYPE_UNI:
197 case VCL_TEST_TYPE_BI:
198 for (j = 0; j < ts->txbuf_size; j++)
199 ts->txbuf[j] = j & 0xff;
205 FD_SET (vppcom_session_index (ts->fd), &wrk->wr_fdset);
206 FD_SET (vppcom_session_index (ts->fd), &wrk->rd_fdset);
207 sidx = vppcom_session_index (ts->fd);
208 wrk->max_fd_index = vtc_max (sidx, wrk->max_fd_index);
210 wrk->max_fd_index += 1;
216 vtc_worker_init (vcl_test_client_worker_t * wrk)
218 vcl_test_client_main_t *vcm = &vcl_client_main;
221 __wrk_index = wrk->wrk_index;
223 vtinf ("Initializing worker %u ...", wrk->wrk_index);
227 if (vppcom_worker_register ())
229 vtwrn ("failed to register worker");
232 vt_atomic_add (&vcm->active_workers, 1);
234 rv = vtc_connect_test_sessions (wrk);
237 vterr ("vtc_connect_test_sessions ()", rv);
241 if (vtc_worker_test_setup (wrk))
247 static int stats_lock = 0;
250 vtc_accumulate_stats (vcl_test_client_worker_t * wrk,
251 vcl_test_session_t * ctrl)
253 vcl_test_session_t *ts;
257 while (__sync_lock_test_and_set (&stats_lock, 1))
260 if (ctrl->cfg.test == VCL_TEST_TYPE_BI
261 || ctrl->cfg.test == VCL_TEST_TYPE_ECHO)
264 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
266 ts = &wrk->sessions[i];
267 ts->stats.start = ctrl->stats.start;
269 if (ctrl->cfg.verbose > 1)
271 snprintf (buf, sizeof (buf), "CLIENT (fd %d) RESULTS", ts->fd);
272 vcl_test_stats_dump (buf, &ts->stats, show_rx, 1 /* show tx */ ,
276 vcl_test_stats_accumulate (&ctrl->stats, &ts->stats);
277 if (vcl_comp_tspec (&ctrl->stats.stop, &ts->stats.stop) < 0)
278 ctrl->stats.stop = ts->stats.stop;
281 __sync_lock_release (&stats_lock);
285 vtc_worker_sessions_exit (vcl_test_client_worker_t * wrk)
287 vcl_test_session_t *ts;
290 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
292 ts = &wrk->sessions[i];
293 vppcom_session_close (ts->fd);
294 vcl_test_session_buf_free (ts);
301 vtc_inc_stats_check (vcl_test_session_t *ts)
303 /* Avoid checking time too often because of syscall cost */
304 if (ts->stats.tx_bytes - ts->old_stats.tx_bytes < 1 << 20)
307 clock_gettime (CLOCK_REALTIME, &ts->stats.stop);
308 if (vcl_test_time_diff (&ts->old_stats.stop, &ts->stats.stop) > 1)
310 vcl_test_stats_dump_inc (ts, 0 /* is_rx */);
311 ts->old_stats = ts->stats;
316 vtc_worker_loop (void *arg)
318 vcl_test_client_main_t *vcm = &vcl_client_main;
319 vcl_test_session_t *ctrl = &vcm->ctrl_session;
320 vcl_test_client_worker_t *wrk = arg;
321 uint32_t n_active_sessions;
322 fd_set _wfdset, *wfdset = &_wfdset;
323 fd_set _rfdset, *rfdset = &_rfdset;
324 vcl_test_session_t *ts;
325 int i, rv, check_rx = 0;
327 rv = vtc_worker_init (wrk);
330 vterr ("vtc_worker_init()", rv);
334 vtinf ("Starting test ...");
336 if (wrk->wrk_index == 0)
337 clock_gettime (CLOCK_REALTIME, &ctrl->stats.start);
339 check_rx = wrk->cfg.test != VCL_TEST_TYPE_UNI;
340 n_active_sessions = wrk->cfg.num_test_sessions;
341 while (n_active_sessions && vcm->test_running)
343 _wfdset = wrk->wr_fdset;
344 _rfdset = wrk->rd_fdset;
346 rv = vppcom_select (wrk->max_fd_index, (unsigned long *) rfdset,
347 (unsigned long *) wfdset, NULL, 0);
350 vterr ("vppcom_select()", rv);
356 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
358 ts = &wrk->sessions[i];
362 if (FD_ISSET (vppcom_session_index (ts->fd), rfdset)
363 && ts->stats.rx_bytes < ts->cfg.total_bytes)
365 rv = ts->read (ts, ts->rxbuf, ts->rxbuf_size);
370 if (FD_ISSET (vppcom_session_index (ts->fd), wfdset)
371 && ts->stats.tx_bytes < ts->cfg.total_bytes)
373 rv = ts->write (ts, ts->txbuf, ts->cfg.txbuf_size);
376 vtwrn ("vppcom_test_write (%d) failed -- aborting test",
380 if (vcm->incremental_stats)
381 vtc_inc_stats_check (ts);
383 if ((!check_rx && ts->stats.tx_bytes >= ts->cfg.total_bytes)
384 || (check_rx && ts->stats.rx_bytes >= ts->cfg.total_bytes))
386 clock_gettime (CLOCK_REALTIME, &ts->stats.stop);
393 vtinf ("Worker %d done ...", wrk->wrk_index);
394 vtc_accumulate_stats (wrk, ctrl);
395 sleep (VCL_TEST_DELAY_DISCONNECT);
396 vtc_worker_sessions_exit (wrk);
398 vt_atomic_add (&vcm->active_workers, -1);
403 vtc_print_stats (vcl_test_session_t * ctrl)
405 int is_echo = ctrl->cfg.test == VCL_TEST_TYPE_ECHO;
409 if (ctrl->cfg.test == VCL_TEST_TYPE_BI
410 || ctrl->cfg.test == VCL_TEST_TYPE_ECHO)
413 vcl_test_stats_dump ("CLIENT RESULTS", &ctrl->stats,
414 show_rx, 1 /* show tx */ ,
416 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
418 if (ctrl->cfg.verbose)
420 vtinf (" ctrl session info\n"
421 VCL_TEST_SEPARATOR_STRING
424 " rxbuf size: %u (0x%08x)\n"
426 " txbuf size: %u (0x%08x)\n"
427 VCL_TEST_SEPARATOR_STRING,
428 ctrl->fd, (uint32_t) ctrl->fd,
429 ctrl->rxbuf, ctrl->rxbuf_size, ctrl->rxbuf_size,
430 ctrl->txbuf, ctrl->txbuf_size, ctrl->txbuf_size);
434 snprintf (buf, sizeof (buf), "Echo");
436 snprintf (buf, sizeof (buf), "%s-directional Stream",
437 ctrl->cfg.test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
441 vtc_echo_client (vcl_test_client_main_t * vcm)
443 vcl_test_session_t *ctrl = &vcm->ctrl_session;
444 vcl_test_cfg_t *cfg = &ctrl->cfg;
447 cfg->total_bytes = strlen (ctrl->txbuf) + 1;
448 memset (&ctrl->stats, 0, sizeof (ctrl->stats));
450 rv = ctrl->write (ctrl, ctrl->txbuf, cfg->total_bytes);
453 vtwrn ("vppcom_test_write (%d) failed ", ctrl->fd);
457 (void) ctrl->read (ctrl, ctrl->rxbuf, ctrl->rxbuf_size);
461 vtc_stream_client (vcl_test_client_main_t * vcm)
463 vcl_test_session_t *ctrl = &vcm->ctrl_session;
464 vcl_test_cfg_t *cfg = &ctrl->cfg;
465 vcl_test_client_worker_t *wrk;
466 uint32_t i, n_conn, n_conn_per_wrk;
468 vtinf ("%s-directional Stream Test Starting!",
469 ctrl->cfg.test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
471 memset (&ctrl->stats, 0, sizeof (vcl_test_stats_t));
472 cfg->total_bytes = cfg->num_writes * cfg->txbuf_size;
473 cfg->ctrl_handle = ctrl->fd;
475 n_conn = cfg->num_test_sessions;
476 n_conn_per_wrk = n_conn / vcm->n_workers;
477 for (i = 0; i < vcm->n_workers; i++)
479 wrk = &vcm->workers[i];
481 wrk->cfg = ctrl->cfg;
482 wrk->cfg.num_test_sessions = vtc_min (n_conn_per_wrk, n_conn);
483 n_conn -= wrk->cfg.num_test_sessions;
486 vcm->test_running = 1;
487 ctrl->cfg.cmd = VCL_TEST_CMD_START;
488 if (vtc_cfg_sync (ctrl))
490 vtwrn ("test cfg sync failed -- aborting!");
494 for (i = 1; i < vcm->n_workers; i++)
496 wrk = &vcm->workers[i];
497 pthread_create (&wrk->thread_handle, NULL, vtc_worker_loop,
500 vtc_worker_loop (&vcm->workers[0]);
502 while (vcm->active_workers > 0)
505 vtinf ("Sending config on ctrl session (fd %d) for stats...", ctrl->fd);
506 ctrl->cfg.cmd = VCL_TEST_CMD_STOP;
507 if (vtc_cfg_sync (ctrl))
509 vtwrn ("test cfg sync failed -- aborting!");
513 vtc_print_stats (ctrl);
515 ctrl->cfg.cmd = VCL_TEST_CMD_SYNC;
516 ctrl->cfg.test = VCL_TEST_TYPE_ECHO;
517 ctrl->cfg.total_bytes = 0;
518 if (vtc_cfg_sync (ctrl))
519 vtwrn ("post-test cfg sync failed!");
523 cfg_txbuf_size_set (void)
525 vcl_test_client_main_t *vcm = &vcl_client_main;
526 vcl_test_session_t *ctrl = &vcm->ctrl_session;
527 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_TXBUF_SIZE);
528 uint64_t txbuf_size = strtoull ((const char *) p, NULL, 10);
530 if (txbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
532 ctrl->cfg.txbuf_size = txbuf_size;
533 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
534 vcl_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ ,
535 (uint8_t **) & ctrl->txbuf, &ctrl->txbuf_size);
536 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
539 vtwrn ("Invalid txbuf size (%lu) < minimum buf size (%u)!",
540 txbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
544 cfg_num_writes_set (void)
546 vcl_test_client_main_t *vcm = &vcl_client_main;
547 vcl_test_session_t *ctrl = &vcm->ctrl_session;
548 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_NUM_WRITES);
549 uint32_t num_writes = strtoul ((const char *) p, NULL, 10);
553 ctrl->cfg.num_writes = num_writes;
554 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
555 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
559 vtwrn ("invalid num writes: %u", num_writes);
564 cfg_num_test_sessions_set (void)
566 vcl_test_client_main_t *vcm = &vcl_client_main;
567 vcl_test_session_t *ctrl = &vcm->ctrl_session;
568 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_NUM_TEST_SESS);
569 uint32_t num_test_sessions = strtoul ((const char *) p, NULL, 10);
571 if ((num_test_sessions > 0) &&
572 (num_test_sessions <= VCL_TEST_CFG_MAX_TEST_SESS))
574 ctrl->cfg.num_test_sessions = num_test_sessions;
575 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
579 vtwrn ("invalid num test sessions: %u, (%d max)",
580 num_test_sessions, VCL_TEST_CFG_MAX_TEST_SESS);
585 cfg_rxbuf_size_set (void)
587 vcl_test_client_main_t *vcm = &vcl_client_main;
588 vcl_test_session_t *ctrl = &vcm->ctrl_session;
589 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_RXBUF_SIZE);
590 uint64_t rxbuf_size = strtoull ((const char *) p, NULL, 10);
592 if (rxbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
594 ctrl->cfg.rxbuf_size = rxbuf_size;
595 vcl_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ ,
596 (uint8_t **) & ctrl->rxbuf, &ctrl->rxbuf_size);
597 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
600 vtwrn ("Invalid rxbuf size (%lu) < minimum buf size (%u)!",
601 rxbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
605 cfg_verbose_toggle (void)
607 vcl_test_client_main_t *vcm = &vcl_client_main;
608 vcl_test_session_t *ctrl = &vcm->ctrl_session;
610 ctrl->cfg.verbose = ctrl->cfg.verbose ? 0 : 1;
611 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
618 vcl_test_client_main_t *vcm = &vcl_client_main;
619 vcl_test_session_t *ctrl = &vcm->ctrl_session;
620 vcl_test_t rv = VCL_TEST_TYPE_NONE;
622 if (!strncmp (VCL_TEST_TOKEN_EXIT, ctrl->txbuf,
623 strlen (VCL_TEST_TOKEN_EXIT)))
624 rv = VCL_TEST_TYPE_EXIT;
626 else if (!strncmp (VCL_TEST_TOKEN_HELP, ctrl->txbuf,
627 strlen (VCL_TEST_TOKEN_HELP)))
630 else if (!strncmp (VCL_TEST_TOKEN_SHOW_CFG, ctrl->txbuf,
631 strlen (VCL_TEST_TOKEN_SHOW_CFG)))
634 else if (!strncmp (VCL_TEST_TOKEN_VERBOSE, ctrl->txbuf,
635 strlen (VCL_TEST_TOKEN_VERBOSE)))
636 cfg_verbose_toggle ();
638 else if (!strncmp (VCL_TEST_TOKEN_TXBUF_SIZE, ctrl->txbuf,
639 strlen (VCL_TEST_TOKEN_TXBUF_SIZE)))
640 cfg_txbuf_size_set ();
642 else if (!strncmp (VCL_TEST_TOKEN_NUM_TEST_SESS, ctrl->txbuf,
643 strlen (VCL_TEST_TOKEN_NUM_TEST_SESS)))
644 cfg_num_test_sessions_set ();
646 else if (!strncmp (VCL_TEST_TOKEN_NUM_WRITES, ctrl->txbuf,
647 strlen (VCL_TEST_TOKEN_NUM_WRITES)))
648 cfg_num_writes_set ();
650 else if (!strncmp (VCL_TEST_TOKEN_RXBUF_SIZE, ctrl->txbuf,
651 strlen (VCL_TEST_TOKEN_RXBUF_SIZE)))
652 cfg_rxbuf_size_set ();
654 else if (!strncmp (VCL_TEST_TOKEN_RUN_UNI, ctrl->txbuf,
655 strlen (VCL_TEST_TOKEN_RUN_UNI)))
656 rv = ctrl->cfg.test = VCL_TEST_TYPE_UNI;
658 else if (!strncmp (VCL_TEST_TOKEN_RUN_BI, ctrl->txbuf,
659 strlen (VCL_TEST_TOKEN_RUN_BI)))
660 rv = ctrl->cfg.test = VCL_TEST_TYPE_BI;
663 rv = VCL_TEST_TYPE_ECHO;
669 print_usage_and_exit (void)
673 "vcl_test_client [OPTIONS] <ipaddr> <port>\n"
675 " -h Print this message and exit.\n"
677 " -c Print test config before test.\n"
678 " -w <dir> Write test results to <dir>.\n"
679 " -X Exit after running test.\n"
680 " -p <proto> Use <proto> transport layer\n"
681 " -D Use UDP transport layer\n"
682 " -L Use TLS transport layer\n"
683 " -E Run Echo test.\n"
684 " -N <num-writes> Test Cfg: number of writes.\n"
685 " -R <rxbuf-size> Test Cfg: rx buffer size.\n"
686 " -T <txbuf-size> Test Cfg: tx buffer size.\n"
687 " -U Run Uni-directional test.\n"
688 " -B Run Bi-directional test.\n"
689 " -V Verbose mode.\n"
690 " -I <N> Use N sessions.\n"
691 " -s <N> Use N sessions.\n"
692 " -S Print incremental stats per session.\n"
693 " -q <n> QUIC : use N Ssessions on top of n Qsessions\n");
698 vtc_process_opts (vcl_test_client_main_t * vcm, int argc, char **argv)
700 vcl_test_session_t *ctrl = &vcm->ctrl_session;
704 while ((c = getopt (argc, argv, "chnp:w:xXE:I:N:R:T:UBV6DLs:q:S")) != -1)
711 case 'I': /* deprecated */
713 if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sessions) != 1)
714 if (sscanf (optarg, "%u", &ctrl->cfg.num_test_sessions) != 1)
716 vtwrn ("Invalid value for option -%c!", c);
717 print_usage_and_exit ();
719 if (!ctrl->cfg.num_test_sessions ||
720 (ctrl->cfg.num_test_sessions > VCL_TEST_CFG_MAX_TEST_SESS))
722 vtwrn ("Invalid number of sessions (%d) specified for option -%c!"
723 "\n Valid range is 1 - %d",
724 ctrl->cfg.num_test_sessions, c,
725 VCL_TEST_CFG_MAX_TEST_SESS);
726 print_usage_and_exit ();
731 if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sessions_perq) != 1)
732 if (sscanf (optarg, "%u", &ctrl->cfg.num_test_sessions_perq) != 1)
734 vtwrn ("Invalid value for option -%c!", c);
735 print_usage_and_exit ();
737 if (!ctrl->cfg.num_test_sessions_perq ||
738 (ctrl->cfg.num_test_sessions_perq > VCL_TEST_CFG_MAX_TEST_SESS))
740 vtwrn ("Invalid number of Stream sessions (%d) per Qsession"
741 "for option -%c!\nValid range is 1 - %d",
742 ctrl->cfg.num_test_sessions_perq, c,
743 VCL_TEST_CFG_MAX_TEST_SESS);
744 print_usage_and_exit ();
749 if (sscanf (optarg, "%d", &v) != 1)
751 vtwrn ("Invalid value for option -%c!", c);
752 print_usage_and_exit ();
759 vcm->post_test = VCL_TEST_TYPE_EXIT;
763 vcm->post_test = VCL_TEST_TYPE_NONE;
767 if (strlen (optarg) > ctrl->txbuf_size)
769 vtwrn ("Option -%c value larger than txbuf size (%d)!",
770 optopt, ctrl->txbuf_size);
771 print_usage_and_exit ();
773 strncpy (ctrl->txbuf, optarg, ctrl->txbuf_size);
774 ctrl->cfg.test = VCL_TEST_TYPE_ECHO;
778 if (sscanf (optarg, "0x%lx", &ctrl->cfg.num_writes) != 1)
779 if (sscanf (optarg, "%ld", &ctrl->cfg.num_writes) != 1)
781 vtwrn ("Invalid value for option -%c!", c);
782 print_usage_and_exit ();
784 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
788 if (sscanf (optarg, "0x%lx", &ctrl->cfg.rxbuf_size) != 1)
789 if (sscanf (optarg, "%ld", &ctrl->cfg.rxbuf_size) != 1)
791 vtwrn ("Invalid value for option -%c!", c);
792 print_usage_and_exit ();
794 if (ctrl->cfg.rxbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
796 ctrl->rxbuf_size = ctrl->cfg.rxbuf_size;
797 vcl_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ ,
798 (uint8_t **) & ctrl->rxbuf,
803 vtwrn ("rxbuf size (%lu) less than minumum (%u)",
804 ctrl->cfg.rxbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
805 print_usage_and_exit ();
811 if (sscanf (optarg, "0x%lx", &ctrl->cfg.txbuf_size) != 1)
812 if (sscanf (optarg, "%ld", &ctrl->cfg.txbuf_size) != 1)
814 vtwrn ("Invalid value for option -%c!", c);
815 print_usage_and_exit ();
817 if (ctrl->cfg.txbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
819 ctrl->txbuf_size = ctrl->cfg.txbuf_size;
820 vcl_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ ,
821 (uint8_t **) & ctrl->txbuf,
823 ctrl->cfg.total_bytes =
824 ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
828 vtwrn ("txbuf size (%lu) less than minumum (%u)!",
829 ctrl->cfg.txbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
830 print_usage_and_exit ();
835 ctrl->cfg.test = VCL_TEST_TYPE_UNI;
839 ctrl->cfg.test = VCL_TEST_TYPE_BI;
843 ctrl->cfg.verbose = 1;
847 ctrl->cfg.address_ip6 = 1;
851 if (vppcom_unformat_proto (&vcm->proto, optarg))
852 vtwrn ("Invalid vppcom protocol %s, defaulting to TCP", optarg);
855 case 'D': /* deprecated */
856 vcm->proto = VPPCOM_PROTO_UDP;
859 case 'L': /* deprecated */
860 vcm->proto = VPPCOM_PROTO_TLS;
864 vcm->incremental_stats = 1;
871 case 'I': /* deprecated */
878 vtwrn ("Option -%c requires an argument.", optopt);
882 if (isprint (optopt))
883 vtwrn ("Unknown option `-%c'.", optopt);
885 vtwrn ("Unknown option character `\\x%x'.", optopt);
890 print_usage_and_exit ();
893 if (argc > (optind + 2))
895 vtwrn ("Invalid number of arguments!");
896 print_usage_and_exit ();
899 ctrl->cfg.num_test_qsessions = vcm->proto != VPPCOM_PROTO_QUIC ? 0 :
900 (ctrl->cfg.num_test_sessions + ctrl->cfg.num_test_sessions_perq - 1) /
901 ctrl->cfg.num_test_sessions_perq;
903 memset (&vcm->server_addr, 0, sizeof (vcm->server_addr));
904 if (ctrl->cfg.address_ip6)
906 struct in6_addr *in6 = &vcm->server_addr.v6;
907 inet_pton (AF_INET6, argv[optind++], in6);
909 vcm->server_endpt.is_ip4 = 0;
910 vcm->server_endpt.ip = (uint8_t *) in6;
914 struct in_addr *in4 = &vcm->server_addr.v4;
915 inet_pton (AF_INET, argv[optind++], in4);
917 vcm->server_endpt.is_ip4 = 1;
918 vcm->server_endpt.ip = (uint8_t *) in4;
921 if (argc == optind + 1)
922 vcm->server_endpt.port = htons (atoi (argv[optind]));
924 vcm->server_endpt.port = htons (VCL_TEST_SERVER_PORT);
928 vtc_read_user_input (vcl_test_session_t * ctrl)
930 printf ("\nType some characters and hit <return>\n"
931 "('" VCL_TEST_TOKEN_HELP "' for help): ");
933 if (fgets (ctrl->txbuf, ctrl->txbuf_size, stdin) != NULL)
935 if (strlen (ctrl->txbuf) == 1)
937 printf ("\nNothing to send! Please try again...\n");
940 ctrl->txbuf[strlen (ctrl->txbuf) - 1] = 0; // chomp the newline.
942 /* Parse input for keywords */
943 ctrl->cfg.test = parse_input ();
948 vtc_ctrl_session_exit (void)
950 vcl_test_client_main_t *vcm = &vcl_client_main;
951 vcl_test_session_t *ctrl = &vcm->ctrl_session;
952 int verbose = ctrl->cfg.verbose;
954 /* Only clients exits, server can accept new connections */
955 if (vcm->post_test == VCL_TEST_TYPE_EXIT_CLIENT)
958 ctrl->cfg.test = VCL_TEST_TYPE_EXIT;
959 vtinf ("(fd %d): Sending exit cfg to server...", ctrl->fd);
961 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */);
962 (void) vcl_test_write (ctrl, (uint8_t *) &ctrl->cfg, sizeof (ctrl->cfg));
967 vtc_ctrl_session_init (vcl_test_client_main_t *vcm, vcl_test_session_t *ctrl)
971 ctrl->fd = vppcom_session_create (VPPCOM_PROTO_TCP, 0 /* is_nonblocking */);
974 vterr ("vppcom_session_create()", ctrl->fd);
978 vtinf ("Connecting to server...");
979 rv = vppcom_session_connect (ctrl->fd, &vcm->server_endpt);
982 vterr ("vppcom_session_connect()", rv);
985 vtinf ("Control session (fd %d) connected.", ctrl->fd);
987 ctrl->read = vcl_test_read;
988 ctrl->write = vcl_test_write;
990 ctrl->cfg.cmd = VCL_TEST_CMD_SYNC;
991 rv = vtc_cfg_sync (ctrl);
994 vterr ("vtc_cfg_sync()", rv);
998 ctrl->cfg.ctrl_handle = ((vcl_test_cfg_t *) ctrl->rxbuf)->ctrl_handle;
999 memset (&ctrl->stats, 0, sizeof (ctrl->stats));
1005 vt_sigs_handler (int signum, siginfo_t *si, void *uc)
1007 vcl_test_client_main_t *vcm = &vcl_client_main;
1008 vcl_test_session_t *ctrl = &vcm->ctrl_session;
1010 vcm->test_running = 0;
1011 clock_gettime (CLOCK_REALTIME, &ctrl->stats.stop);
1015 vt_incercept_sigs (void)
1017 struct sigaction sa;
1019 memset (&sa, 0, sizeof (sa));
1020 sa.sa_sigaction = vt_sigs_handler;
1021 sa.sa_flags = SA_SIGINFO;
1022 if (sigaction (SIGINT, &sa, 0))
1024 vtwrn ("couldn't intercept sigint");
1030 main (int argc, char **argv)
1032 vcl_test_client_main_t *vcm = &vcl_client_main;
1033 vcl_test_session_t *ctrl = &vcm->ctrl_session;
1034 vcl_test_main_t *vt = &vcl_test_main;
1038 vcm->post_test = VCL_TEST_TYPE_EXIT_CLIENT;
1039 vcl_test_cfg_init (&ctrl->cfg);
1040 vcl_test_session_buf_alloc (ctrl);
1041 vtc_process_opts (vcm, argc, argv);
1042 vt_incercept_sigs ();
1044 vcm->workers = calloc (vcm->n_workers, sizeof (vcl_test_client_worker_t));
1045 vt->wrk = calloc (vcm->n_workers, sizeof (vcl_test_wrk_t));
1047 rv = vppcom_app_create ("vcl_test_client");
1049 vtfail ("vppcom_app_create()", rv);
1051 /* Protos like tls/dtls/quic need init */
1052 if (vt->protos[vcm->proto]->init)
1054 rv = vt->protos[vcm->proto]->init (&ctrl->cfg);
1056 vtfail ("client init failed", rv);
1059 if ((rv = vtc_ctrl_session_init (vcm, ctrl)))
1060 vtfail ("vppcom_session_create() ctrl session", rv);
1062 /* Update ctrl port to data port */
1063 vcm->server_endpt.port += 1;
1065 while (ctrl->cfg.test != VCL_TEST_TYPE_EXIT)
1069 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
1073 switch (ctrl->cfg.test)
1075 case VCL_TEST_TYPE_ECHO:
1076 vtc_echo_client (vcm);
1079 case VCL_TEST_TYPE_UNI:
1080 case VCL_TEST_TYPE_BI:
1081 vtc_stream_client (vcm);
1084 case VCL_TEST_TYPE_EXIT:
1087 case VCL_TEST_TYPE_NONE:
1091 switch (vcm->post_test)
1093 case VCL_TEST_TYPE_EXIT:
1094 case VCL_TEST_TYPE_EXIT_CLIENT:
1095 switch (ctrl->cfg.test)
1097 case VCL_TEST_TYPE_EXIT:
1098 case VCL_TEST_TYPE_UNI:
1099 case VCL_TEST_TYPE_BI:
1100 case VCL_TEST_TYPE_ECHO:
1101 ctrl->cfg.test = VCL_TEST_TYPE_EXIT;
1104 case VCL_TEST_TYPE_NONE:
1110 case VCL_TEST_TYPE_NONE:
1111 case VCL_TEST_TYPE_ECHO:
1112 case VCL_TEST_TYPE_UNI:
1113 case VCL_TEST_TYPE_BI:
1118 memset (ctrl->txbuf, 0, ctrl->txbuf_size);
1119 memset (ctrl->rxbuf, 0, ctrl->rxbuf_size);
1121 vtc_read_user_input (ctrl);
1124 vtc_ctrl_session_exit ();
1125 vppcom_app_destroy ();
1126 free (vcm->workers);
1131 * fd.io coding-style-patch-verification: ON
1134 * eval: (c-set-style "gnu")