2 * Copyright (c) 2017-2018 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 <vcl/vcl_test.h>
30 vcl_test_session_t *sessions;
36 pthread_t thread_handle;
38 } vcl_test_client_worker_t;
42 vcl_test_client_worker_t *workers;
43 vppcom_endpt_t server_endpt;
45 vcl_test_session_t ctrl_session;
46 vcl_test_session_t *sessions;
51 volatile int active_workers;
52 struct sockaddr_storage server_addr;
53 } vcl_test_client_main_t;
55 static __thread int __wrk_index = 0;
57 vcl_test_client_main_t vcl_client_main;
59 #define vtc_min(a, b) (a < b ? a : b)
60 #define vtc_max(a, b) (a > b ? a : b)
63 vtc_cfg_sync (vcl_test_session_t * ts)
65 vcl_test_client_main_t *vcm = &vcl_client_main;
66 vcl_test_cfg_t *rx_cfg = (vcl_test_cfg_t *) ts->rxbuf;
67 int rx_bytes, tx_bytes;
69 vt_atomic_add (&ts->cfg.seq_num, 1);
72 vtinf ("(fd %d): Sending config to server.", ts->fd);
73 vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
75 tx_bytes = vcl_test_write (ts->fd, (uint8_t *) & ts->cfg,
76 sizeof (ts->cfg), NULL, ts->cfg.verbose);
79 vtwrn ("(fd %d): write test cfg failed (%d)!", ts->fd, tx_bytes);
83 rx_bytes = vcl_test_read (ts->fd, (uint8_t *) ts->rxbuf,
84 sizeof (vcl_test_cfg_t), NULL);
88 if (rx_cfg->magic != VCL_TEST_CFG_CTRL_MAGIC)
90 vtwrn ("(fd %d): Bad server reply cfg -- aborting!", ts->fd);
93 if ((rx_bytes != sizeof (vcl_test_cfg_t))
94 || !vcl_test_cfg_verify (rx_cfg, &ts->cfg))
96 vtwrn ("(fd %d): Invalid config received from server!", ts->fd);
97 if (rx_bytes != sizeof (vcl_test_cfg_t))
99 vtinf ("\tRx bytes %d != cfg size %lu", rx_bytes,
100 sizeof (vcl_test_cfg_t));
104 vcl_test_cfg_dump (rx_cfg, 1 /* is_client */ );
105 vtinf ("(fd %d): Valid config sent to server.", ts->fd);
106 vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
112 vtinf ("(fd %d): Got config back from server.", ts->fd);
113 vcl_test_cfg_dump (rx_cfg, 1 /* is_client */ );
120 vtc_connect_test_sessions (vcl_test_client_worker_t * wrk)
122 vcl_test_client_main_t *vcm = &vcl_client_main;
123 vcl_test_session_t *ts;
124 uint32_t n_test_sessions;
127 n_test_sessions = wrk->cfg.num_test_sessions;
128 if (n_test_sessions < 1)
134 if (wrk->n_sessions >= n_test_sessions)
138 wrk->sessions = realloc (wrk->sessions,
139 n_test_sessions * sizeof (vcl_test_session_t));
141 wrk->sessions = calloc (n_test_sessions, sizeof (vcl_test_session_t));
145 vterr ("failed to alloc sessions", -errno);
149 for (i = 0; i < n_test_sessions; i++)
151 ts = &wrk->sessions[i];
152 ts->fd = vppcom_session_create (vcm->proto, 1 /* is_nonblocking */ );
155 vterr ("vppcom_session_create()", ts->fd);
159 rv = vppcom_session_connect (ts->fd, &vcm->server_endpt);
162 vterr ("vppcom_session_connect()", rv);
165 vtinf ("Test session %d (fd %d) connected.", i, ts->fd);
167 wrk->n_sessions = n_test_sessions;
170 vtinf ("All test sessions (%d) connected!", n_test_sessions);
175 vtc_worker_test_setup (vcl_test_client_worker_t * wrk)
177 vcl_test_client_main_t *vcm = &vcl_client_main;
178 vcl_test_session_t *ctrl = &vcm->ctrl_session;
179 vcl_test_cfg_t *cfg = &wrk->cfg;
180 vcl_test_session_t *ts;
184 FD_ZERO (&wrk->wr_fdset);
185 FD_ZERO (&wrk->rd_fdset);
187 for (i = 0; i < cfg->num_test_sessions; i++)
189 ts = &wrk->sessions[i];
191 vcl_test_session_buf_alloc (ts);
195 case VCL_TEST_TYPE_ECHO:
196 memcpy (ts->txbuf, ctrl->txbuf, cfg->total_bytes);
198 case VCL_TEST_TYPE_UNI:
199 case VCL_TEST_TYPE_BI:
200 for (j = 0; j < ts->txbuf_size; j++)
201 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;
219 vcl_test_session_t *ctrl = &vcm->ctrl_session;
220 vcl_test_cfg_t *cfg = &wrk->cfg;
221 vcl_test_session_t *ts;
225 __wrk_index = wrk->wrk_index;
227 vtinf ("Initializing worker %u ...", wrk->wrk_index);
231 if (vppcom_worker_register ())
233 vtwrn ("failed to register worker");
236 vt_atomic_add (&vcm->active_workers, 1);
238 rv = vtc_connect_test_sessions (wrk);
241 vterr ("vtc_connect_test_sessions ()", rv);
245 if (vtc_worker_test_setup (wrk))
248 vtinf ("Sending config to server on all sessions ...");
250 for (n = 0; n < cfg->num_test_sessions; n++)
252 ts = &wrk->sessions[n];
253 if (vtc_cfg_sync (ts))
255 memset (&ts->stats, 0, sizeof (ts->stats));
261 static int stats_lock = 0;
264 vtc_accumulate_stats (vcl_test_client_worker_t * wrk,
265 vcl_test_session_t * ctrl)
267 vcl_test_session_t *ts;
271 while (__sync_lock_test_and_set (&stats_lock, 1))
274 if (ctrl->cfg.test == VCL_TEST_TYPE_BI
275 || ctrl->cfg.test == VCL_TEST_TYPE_ECHO)
278 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
280 ts = &wrk->sessions[i];
281 ts->stats.start = ctrl->stats.start;
283 if (ctrl->cfg.verbose > 1)
285 sprintf (buf, "CLIENT (fd %d) RESULTS", ts->fd);
286 vcl_test_stats_dump (buf, &ts->stats, show_rx, 1 /* show tx */ ,
290 vcl_test_stats_accumulate (&ctrl->stats, &ts->stats);
291 if (vcl_comp_tspec (&ctrl->stats.stop, &ts->stats.stop) < 0)
292 ctrl->stats.stop = ts->stats.stop;
295 __sync_lock_release (&stats_lock);
299 vtc_worker_sessions_exit (vcl_test_client_worker_t * wrk)
301 vcl_test_client_main_t *vcm = &vcl_client_main;
302 vcl_test_session_t *ctrl = &vcm->ctrl_session;
303 vcl_test_session_t *ts;
304 int i, verbose = ctrl->cfg.verbose;
306 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
308 ts = &wrk->sessions[i];
309 ts->cfg.test = VCL_TEST_TYPE_EXIT;
313 vtinf ("(fd %d): Sending exit cfg to server...", ts->fd);
314 vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
316 (void) vcl_test_write (ts->fd, (uint8_t *) & ts->cfg,
317 sizeof (ts->cfg), &ts->stats, verbose);
323 vtc_worker_loop (void *arg)
325 vcl_test_client_main_t *vcm = &vcl_client_main;
326 vcl_test_session_t *ctrl = &vcm->ctrl_session;
327 vcl_test_client_worker_t *wrk = arg;
328 uint32_t n_active_sessions, n_bytes;
329 fd_set _wfdset, *wfdset = &_wfdset;
330 fd_set _rfdset, *rfdset = &_rfdset;
331 vcl_test_session_t *ts;
332 int i, rv, check_rx = 0;
334 rv = vtc_worker_init (wrk);
337 vterr ("vtc_worker_init()", rv);
341 vtinf ("Starting test ...");
343 if (wrk->wrk_index == 0)
344 clock_gettime (CLOCK_REALTIME, &ctrl->stats.start);
346 check_rx = wrk->cfg.test != VCL_TEST_TYPE_UNI;
347 n_active_sessions = wrk->cfg.num_test_sessions;
348 while (n_active_sessions)
350 _wfdset = wrk->wr_fdset;
351 _rfdset = wrk->rd_fdset;
353 rv = vppcom_select (wrk->max_fd_index, (uint64_t *) rfdset,
354 (uint64_t *) wfdset, NULL, 0);
357 vterr ("vppcom_select()", rv);
363 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
365 ts = &wrk->sessions[i];
366 if (!((ts->stats.stop.tv_sec == 0) &&
367 (ts->stats.stop.tv_nsec == 0)))
370 if (FD_ISSET (vppcom_session_index (ts->fd), rfdset)
371 && ts->stats.rx_bytes < ts->cfg.total_bytes)
373 (void) vcl_test_read (ts->fd, (uint8_t *) ts->rxbuf,
374 ts->rxbuf_size, &ts->stats);
377 if (FD_ISSET (vppcom_session_index (ts->fd), wfdset)
378 && ts->stats.tx_bytes < ts->cfg.total_bytes)
380 n_bytes = ts->cfg.txbuf_size;
381 if (ts->cfg.test == VCL_TEST_TYPE_ECHO)
382 n_bytes = strlen (ctrl->txbuf) + 1;
383 rv = vcl_test_write (ts->fd, (uint8_t *) ts->txbuf,
384 n_bytes, &ts->stats, ts->cfg.verbose);
387 vtwrn ("vppcom_test_write (%d) failed -- aborting test",
393 if ((!check_rx && ts->stats.tx_bytes >= ts->cfg.total_bytes)
394 || (check_rx && ts->stats.rx_bytes >= ts->cfg.total_bytes))
396 clock_gettime (CLOCK_REALTIME, &ts->stats.stop);
402 vtinf ("Worker %d done ...", wrk->wrk_index);
403 if (wrk->cfg.test != VCL_TEST_TYPE_ECHO)
404 vtc_accumulate_stats (wrk, ctrl);
405 sleep (VCL_TEST_DELAY_DISCONNECT);
406 vtc_worker_sessions_exit (wrk);
408 vt_atomic_add (&vcm->active_workers, -1);
413 vtc_print_stats (vcl_test_session_t * ctrl)
415 int is_echo = ctrl->cfg.test == VCL_TEST_TYPE_ECHO;
419 if (ctrl->cfg.test == VCL_TEST_TYPE_BI
420 || ctrl->cfg.test == VCL_TEST_TYPE_ECHO)
423 vcl_test_stats_dump ("CLIENT RESULTS", &ctrl->stats,
424 show_rx, 1 /* show tx */ ,
426 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
428 if (ctrl->cfg.verbose)
430 vtinf (" ctrl session info\n"
431 VCL_TEST_SEPARATOR_STRING
434 " rxbuf size: %u (0x%08x)\n"
436 " txbuf size: %u (0x%08x)\n"
437 VCL_TEST_SEPARATOR_STRING,
438 ctrl->fd, (uint32_t) ctrl->fd,
439 ctrl->rxbuf, ctrl->rxbuf_size, ctrl->rxbuf_size,
440 ctrl->txbuf, ctrl->txbuf_size, ctrl->txbuf_size);
444 sprintf (buf, "Echo");
446 sprintf (buf, "%s-directional Stream",
447 ctrl->cfg.test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
451 vtc_echo_client (vcl_test_client_main_t * vcm)
453 vcl_test_client_worker_t *wrk;
454 vcl_test_session_t *ctrl = &vcm->ctrl_session;
455 vcl_test_cfg_t *cfg = &ctrl->cfg;
457 cfg->total_bytes = strlen (ctrl->txbuf) + 1;
458 memset (&ctrl->stats, 0, sizeof (ctrl->stats));
460 /* Echo works with only one worker */
465 vtc_worker_loop (wrk);
467 /* Not relevant for echo test
468 clock_gettime (CLOCK_REALTIME, &ctrl->stats.stop);
469 vtc_accumulate_stats (wrk, ctrl);
470 vtc_print_stats (ctrl);
475 vtc_stream_client (vcl_test_client_main_t * vcm)
477 vcl_test_session_t *ctrl = &vcm->ctrl_session;
478 vcl_test_cfg_t *cfg = &ctrl->cfg;
479 vcl_test_client_worker_t *wrk;
480 vcl_test_session_t *ts;
482 uint32_t i, n, sidx, n_conn, n_conn_per_wrk;
484 vtinf ("%s-directional Stream Test Starting!",
485 ctrl->cfg.test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
487 cfg->total_bytes = cfg->num_writes * cfg->txbuf_size;
488 cfg->ctrl_handle = ~0;
489 if (vtc_cfg_sync (ctrl))
491 vtwrn ("test cfg sync failed -- aborting!");
494 cfg->ctrl_handle = ((vcl_test_cfg_t *) ctrl->rxbuf)->ctrl_handle;
495 memset (&ctrl->stats, 0, sizeof (ctrl->stats));
497 n_conn = cfg->num_test_sessions;
498 n_conn_per_wrk = n_conn / vcm->n_workers;
499 for (i = 0; i < vcm->n_workers; i++)
501 wrk = &vcm->workers[i];
503 wrk->cfg = ctrl->cfg;
504 wrk->cfg.num_test_sessions = vtc_min (n_conn_per_wrk, n_conn);
505 n_conn -= wrk->cfg.num_test_sessions;
508 for (i = 1; i < vcm->n_workers; i++)
510 wrk = &vcm->workers[i];
511 pthread_create (&wrk->thread_handle, NULL, vtc_worker_loop,
514 vtc_worker_loop (&vcm->workers[0]);
516 while (vcm->active_workers > 0)
519 vtinf ("Sending config on ctrl session (fd %d) for stats...", ctrl->fd);
520 if (vtc_cfg_sync (ctrl))
522 vtwrn ("test cfg sync failed -- aborting!");
526 vtc_print_stats (ctrl);
528 ctrl->cfg.test = VCL_TEST_TYPE_ECHO;
529 ctrl->cfg.total_bytes = 0;
530 if (vtc_cfg_sync (ctrl))
531 vtwrn ("post-test cfg sync failed!");
539 printf ("CLIENT: Test configuration commands:"
540 INDENT VCL_TEST_TOKEN_HELP
541 "\t\t\tDisplay help."
542 INDENT VCL_TEST_TOKEN_EXIT
543 "\t\t\tExit test client & server."
544 INDENT VCL_TEST_TOKEN_SHOW_CFG
545 "\t\t\tShow the current test cfg."
546 INDENT VCL_TEST_TOKEN_RUN_UNI
547 "\t\t\tRun the Uni-directional test."
548 INDENT VCL_TEST_TOKEN_RUN_BI
549 "\t\t\tRun the Bi-directional test."
550 INDENT VCL_TEST_TOKEN_VERBOSE
551 "\t\t\tToggle verbose setting."
552 INDENT VCL_TEST_TOKEN_RXBUF_SIZE
553 "<rxbuf size>\tRx buffer size (bytes)."
554 INDENT VCL_TEST_TOKEN_TXBUF_SIZE
555 "<txbuf size>\tTx buffer size (bytes)."
556 INDENT VCL_TEST_TOKEN_NUM_WRITES
557 "<# of writes>\tNumber of txbuf writes to server." "\n");
561 cfg_txbuf_size_set (void)
563 vcl_test_client_main_t *vcm = &vcl_client_main;
564 vcl_test_session_t *ctrl = &vcm->ctrl_session;
565 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_TXBUF_SIZE);
566 uint64_t txbuf_size = strtoull ((const char *) p, NULL, 10);
568 if (txbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
570 ctrl->cfg.txbuf_size = txbuf_size;
571 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
572 vcl_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ ,
573 (uint8_t **) & ctrl->txbuf, &ctrl->txbuf_size);
574 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
577 vtwrn ("Invalid txbuf size (%lu) < minimum buf size (%u)!",
578 txbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
582 cfg_num_writes_set (void)
584 vcl_test_client_main_t *vcm = &vcl_client_main;
585 vcl_test_session_t *ctrl = &vcm->ctrl_session;
586 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_NUM_WRITES);
587 uint32_t num_writes = strtoul ((const char *) p, NULL, 10);
591 ctrl->cfg.num_writes = num_writes;
592 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
593 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
597 vtwrn ("invalid num writes: %u", num_writes);
602 cfg_num_test_sessions_set (void)
604 vcl_test_client_main_t *vcm = &vcl_client_main;
605 vcl_test_session_t *ctrl = &vcm->ctrl_session;
606 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_NUM_TEST_SESS);
607 uint32_t num_test_sessions = strtoul ((const char *) p, NULL, 10);
609 if ((num_test_sessions > 0) &&
610 (num_test_sessions <= VCL_TEST_CFG_MAX_TEST_SESS))
612 ctrl->cfg.num_test_sessions = num_test_sessions;
613 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
617 vtwrn ("invalid num test sessions: %u, (%d max)",
618 num_test_sessions, VCL_TEST_CFG_MAX_TEST_SESS);
623 cfg_rxbuf_size_set (void)
625 vcl_test_client_main_t *vcm = &vcl_client_main;
626 vcl_test_session_t *ctrl = &vcm->ctrl_session;
627 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_RXBUF_SIZE);
628 uint64_t rxbuf_size = strtoull ((const char *) p, NULL, 10);
630 if (rxbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
632 ctrl->cfg.rxbuf_size = rxbuf_size;
633 vcl_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ ,
634 (uint8_t **) & ctrl->rxbuf, &ctrl->rxbuf_size);
635 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
638 vtwrn ("Invalid rxbuf size (%lu) < minimum buf size (%u)!",
639 rxbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
643 cfg_verbose_toggle (void)
645 vcl_test_client_main_t *vcm = &vcl_client_main;
646 vcl_test_session_t *ctrl = &vcm->ctrl_session;
648 ctrl->cfg.verbose = ctrl->cfg.verbose ? 0 : 1;
649 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
656 vcl_test_client_main_t *vcm = &vcl_client_main;
657 vcl_test_session_t *ctrl = &vcm->ctrl_session;
658 vcl_test_t rv = VCL_TEST_TYPE_NONE;
660 if (!strncmp (VCL_TEST_TOKEN_EXIT, ctrl->txbuf,
661 strlen (VCL_TEST_TOKEN_EXIT)))
662 rv = VCL_TEST_TYPE_EXIT;
664 else if (!strncmp (VCL_TEST_TOKEN_HELP, ctrl->txbuf,
665 strlen (VCL_TEST_TOKEN_HELP)))
668 else if (!strncmp (VCL_TEST_TOKEN_SHOW_CFG, ctrl->txbuf,
669 strlen (VCL_TEST_TOKEN_SHOW_CFG)))
672 else if (!strncmp (VCL_TEST_TOKEN_VERBOSE, ctrl->txbuf,
673 strlen (VCL_TEST_TOKEN_VERBOSE)))
674 cfg_verbose_toggle ();
676 else if (!strncmp (VCL_TEST_TOKEN_TXBUF_SIZE, ctrl->txbuf,
677 strlen (VCL_TEST_TOKEN_TXBUF_SIZE)))
678 cfg_txbuf_size_set ();
680 else if (!strncmp (VCL_TEST_TOKEN_NUM_TEST_SESS, ctrl->txbuf,
681 strlen (VCL_TEST_TOKEN_NUM_TEST_SESS)))
682 cfg_num_test_sessions_set ();
684 else if (!strncmp (VCL_TEST_TOKEN_NUM_WRITES, ctrl->txbuf,
685 strlen (VCL_TEST_TOKEN_NUM_WRITES)))
686 cfg_num_writes_set ();
688 else if (!strncmp (VCL_TEST_TOKEN_RXBUF_SIZE, ctrl->txbuf,
689 strlen (VCL_TEST_TOKEN_RXBUF_SIZE)))
690 cfg_rxbuf_size_set ();
692 else if (!strncmp (VCL_TEST_TOKEN_RUN_UNI, ctrl->txbuf,
693 strlen (VCL_TEST_TOKEN_RUN_UNI)))
694 rv = ctrl->cfg.test = VCL_TEST_TYPE_UNI;
696 else if (!strncmp (VCL_TEST_TOKEN_RUN_BI, ctrl->txbuf,
697 strlen (VCL_TEST_TOKEN_RUN_BI)))
698 rv = ctrl->cfg.test = VCL_TEST_TYPE_BI;
701 rv = VCL_TEST_TYPE_ECHO;
707 print_usage_and_exit (void)
710 "vcl_test_client [OPTIONS] <ipaddr> <port>\n"
712 " -h Print this message and exit.\n"
714 " -u Use UDP transport layer\n"
715 " -c Print test config before test.\n"
716 " -w <dir> Write test results to <dir>.\n"
717 " -X Exit after running test.\n"
718 " -E Run Echo test.\n"
719 " -N <num-writes> Test Cfg: number of writes.\n"
720 " -R <rxbuf-size> Test Cfg: rx buffer size.\n"
721 " -T <txbuf-size> Test Cfg: tx buffer size.\n"
722 " -U Run Uni-directional test.\n"
723 " -B Run Bi-directional test.\n"
724 " -V Verbose mode.\n");
729 vtc_process_opts (vcl_test_client_main_t * vcm, int argc, char **argv)
731 vcl_test_session_t *ctrl = &vcm->ctrl_session;
735 while ((c = getopt (argc, argv, "chn:w:XE:I:N:R:T:UBV6D")) != -1)
743 if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sessions) != 1)
744 if (sscanf (optarg, "%u", &ctrl->cfg.num_test_sessions) != 1)
746 vtwrn ("Invalid value for option -%c!", c);
747 print_usage_and_exit ();
749 if (!ctrl->cfg.num_test_sessions ||
750 (ctrl->cfg.num_test_sessions > FD_SETSIZE))
752 vtwrn ("Invalid number of sessions (%d) specified for option -%c!"
753 "\n Valid range is 1 - %d",
754 ctrl->cfg.num_test_sessions, c, FD_SETSIZE);
755 print_usage_and_exit ();
760 if (sscanf (optarg, "%d", &v) != 1)
762 vtwrn ("Invalid value for option -%c!", c);
763 print_usage_and_exit ();
770 vcm->post_test = VCL_TEST_TYPE_EXIT;
774 if (strlen (optarg) > ctrl->txbuf_size)
776 vtwrn ("Option -%c value larger than txbuf size (%d)!",
777 optopt, ctrl->txbuf_size);
778 print_usage_and_exit ();
780 strcpy (ctrl->txbuf, optarg);
781 ctrl->cfg.test = VCL_TEST_TYPE_ECHO;
785 if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sessions) != 1)
786 if (sscanf (optarg, "%d", &ctrl->cfg.num_test_sessions) != 1)
788 vtwrn ("Invalid value for option -%c!", c);
789 print_usage_and_exit ();
791 if (ctrl->cfg.num_test_sessions > VCL_TEST_CFG_MAX_TEST_SESS)
793 vtwrn ("value greater than max number test sessions (%d)!",
794 VCL_TEST_CFG_MAX_TEST_SESS);
795 print_usage_and_exit ();
800 if (sscanf (optarg, "0x%lx", &ctrl->cfg.num_writes) != 1)
801 if (sscanf (optarg, "%ld", &ctrl->cfg.num_writes) != 1)
803 vtwrn ("Invalid value for option -%c!", c);
804 print_usage_and_exit ();
806 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
810 if (sscanf (optarg, "0x%lx", &ctrl->cfg.rxbuf_size) != 1)
811 if (sscanf (optarg, "%ld", &ctrl->cfg.rxbuf_size) != 1)
813 vtwrn ("Invalid value for option -%c!", c);
814 print_usage_and_exit ();
816 if (ctrl->cfg.rxbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
818 ctrl->rxbuf_size = ctrl->cfg.rxbuf_size;
819 vcl_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ ,
820 (uint8_t **) & ctrl->rxbuf,
825 vtwrn ("rxbuf size (%lu) less than minumum (%u)",
826 ctrl->cfg.rxbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
827 print_usage_and_exit ();
833 if (sscanf (optarg, "0x%lx", &ctrl->cfg.txbuf_size) != 1)
834 if (sscanf (optarg, "%ld", &ctrl->cfg.txbuf_size) != 1)
836 vtwrn ("Invalid value for option -%c!", c);
837 print_usage_and_exit ();
839 if (ctrl->cfg.txbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
841 ctrl->txbuf_size = ctrl->cfg.txbuf_size;
842 vcl_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ ,
843 (uint8_t **) & ctrl->txbuf,
845 ctrl->cfg.total_bytes =
846 ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
850 vtwrn ("txbuf size (%lu) less than minumum (%u)!",
851 ctrl->cfg.txbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
852 print_usage_and_exit ();
857 ctrl->cfg.test = VCL_TEST_TYPE_UNI;
861 ctrl->cfg.test = VCL_TEST_TYPE_BI;
865 ctrl->cfg.verbose = 1;
869 ctrl->cfg.address_ip6 = 1;
873 ctrl->cfg.transport_udp = 1;
885 vtwrn ("Option -%c requires an argument.", optopt);
889 if (isprint (optopt))
890 vtwrn ("Unknown option `-%c'.", optopt);
892 vtwrn ("Unknown option character `\\x%x'.", optopt);
897 print_usage_and_exit ();
900 if (argc < (optind + 2))
902 vtwrn ("Insufficient number of arguments!");
903 print_usage_and_exit ();
905 vcm->proto = ctrl->cfg.transport_udp ? VPPCOM_PROTO_UDP : VPPCOM_PROTO_TCP;
907 memset (&vcm->server_addr, 0, sizeof (vcm->server_addr));
908 if (ctrl->cfg.address_ip6)
910 struct sockaddr_in6 *sddr6 = (struct sockaddr_in6 *) &vcm->server_addr;
911 sddr6->sin6_family = AF_INET6;
912 inet_pton (AF_INET6, argv[optind++], &(sddr6->sin6_addr));
913 sddr6->sin6_port = htons (atoi (argv[optind]));
915 vcm->server_endpt.is_ip4 = 0;
916 vcm->server_endpt.ip = (uint8_t *) & sddr6->sin6_addr;
917 vcm->server_endpt.port = (uint16_t) sddr6->sin6_port;
921 struct sockaddr_in *saddr4 = (struct sockaddr_in *) &vcm->server_addr;
922 saddr4->sin_family = AF_INET;
923 inet_pton (AF_INET, argv[optind++], &(saddr4->sin_addr));
924 saddr4->sin_port = htons (atoi (argv[optind]));
926 vcm->server_endpt.is_ip4 = 1;
927 vcm->server_endpt.ip = (uint8_t *) & saddr4->sin_addr;
928 vcm->server_endpt.port = (uint16_t) saddr4->sin_port;
933 vtc_read_user_input (vcl_test_session_t * ctrl)
935 printf ("\nType some characters and hit <return>\n"
936 "('" VCL_TEST_TOKEN_HELP "' for help): ");
938 if (fgets (ctrl->txbuf, ctrl->txbuf_size, stdin) != NULL)
940 if (strlen (ctrl->txbuf) == 1)
942 printf ("\nNothing to send! Please try again...\n");
945 ctrl->txbuf[strlen (ctrl->txbuf) - 1] = 0; // chomp the newline.
947 /* Parse input for keywords */
948 ctrl->cfg.test = parse_input ();
953 vtc_ctrl_session_exit (void)
955 vcl_test_client_main_t *vcm = &vcl_client_main;
956 vcl_test_session_t *ctrl = &vcm->ctrl_session;
957 int verbose = ctrl->cfg.verbose;
959 ctrl->cfg.test = VCL_TEST_TYPE_EXIT;
962 vtinf ("(fd %d): Sending exit cfg to server...", ctrl->fd);
963 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
965 (void) vcl_test_write (ctrl->fd, (uint8_t *) & ctrl->cfg,
966 sizeof (ctrl->cfg), &ctrl->stats, verbose);
971 main (int argc, char **argv)
973 vcl_test_client_main_t *vcm = &vcl_client_main;
974 vcl_test_session_t *ctrl = &vcm->ctrl_session;
978 vcl_test_cfg_init (&ctrl->cfg);
979 vcl_test_session_buf_alloc (ctrl);
980 vtc_process_opts (vcm, argc, argv);
982 vcm->workers = calloc (vcm->n_workers, sizeof (vcl_test_client_worker_t));
983 rv = vppcom_app_create ("vcl_test_client");
985 vtfail ("vppcom_app_create()", rv);
987 ctrl->fd = vppcom_session_create (vcm->proto, 0 /* is_nonblocking */ );
989 vtfail ("vppcom_session_create()", ctrl->fd);
991 vtinf ("Connecting to server...");
992 rv = vppcom_session_connect (ctrl->fd, &vcm->server_endpt);
994 vtfail ("vppcom_session_connect()", rv);
995 vtinf ("Control session (fd %d) connected.", ctrl->fd);
997 rv = vtc_cfg_sync (ctrl);
999 vtfail ("vtc_cfg_sync()", rv);
1001 ctrl->cfg.ctrl_handle = ((vcl_test_cfg_t *) ctrl->rxbuf)->ctrl_handle;
1002 memset (&ctrl->stats, 0, sizeof (ctrl->stats));
1004 while (ctrl->cfg.test != VCL_TEST_TYPE_EXIT)
1008 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
1012 switch (ctrl->cfg.test)
1014 case VCL_TEST_TYPE_ECHO:
1015 vtc_echo_client (vcm);
1018 case VCL_TEST_TYPE_UNI:
1019 case VCL_TEST_TYPE_BI:
1020 vtc_stream_client (vcm);
1023 case VCL_TEST_TYPE_EXIT:
1026 case VCL_TEST_TYPE_NONE:
1030 switch (vcm->post_test)
1032 case VCL_TEST_TYPE_EXIT:
1033 switch (ctrl->cfg.test)
1035 case VCL_TEST_TYPE_EXIT:
1036 case VCL_TEST_TYPE_UNI:
1037 case VCL_TEST_TYPE_BI:
1038 case VCL_TEST_TYPE_ECHO:
1039 ctrl->cfg.test = VCL_TEST_TYPE_EXIT;
1042 case VCL_TEST_TYPE_NONE:
1048 case VCL_TEST_TYPE_NONE:
1049 case VCL_TEST_TYPE_ECHO:
1050 case VCL_TEST_TYPE_UNI:
1051 case VCL_TEST_TYPE_BI:
1056 memset (ctrl->txbuf, 0, ctrl->txbuf_size);
1057 memset (ctrl->rxbuf, 0, ctrl->rxbuf_size);
1059 vtc_read_user_input (ctrl);
1062 vtc_ctrl_session_exit ();
1063 vppcom_session_close (ctrl->fd);
1064 vppcom_app_destroy ();
1065 free (vcm->workers);
1070 * fd.io coding-style-patch-verification: ON
1073 * eval: (c-set-style "gnu")