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;
55 struct sockaddr_storage server_addr;
56 } vcl_test_client_main_t;
58 vcl_test_client_main_t vcl_client_main;
60 #define vtc_min(a, b) (a < b ? a : b)
61 #define vtc_max(a, b) (a > b ? a : b)
63 vcl_test_main_t vcl_test_main;
66 vtc_cfg_sync (vcl_test_session_t * ts)
68 vcl_test_cfg_t *rx_cfg = (vcl_test_cfg_t *) ts->rxbuf;
69 int rx_bytes, tx_bytes;
71 vt_atomic_add (&ts->cfg.seq_num, 1);
74 vtinf ("(fd %d): Sending config to server.", ts->fd);
75 vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
77 tx_bytes = ts->write (ts, &ts->cfg, sizeof (ts->cfg));
80 vtwrn ("(fd %d): write test cfg failed (%d)!", ts->fd, tx_bytes);
84 rx_bytes = ts->read (ts, ts->rxbuf, sizeof (vcl_test_cfg_t));
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_main_t *vt = &vcl_test_main;
124 const vcl_test_proto_vft_t *tp;
125 vcl_test_session_t *ts;
126 uint32_t n_test_sessions;
129 n_test_sessions = wrk->cfg.num_test_sessions;
130 if (n_test_sessions < 1)
136 if (wrk->n_sessions >= n_test_sessions)
140 wrk->sessions = realloc (wrk->sessions,
141 n_test_sessions * sizeof (vcl_test_session_t));
143 wrk->sessions = calloc (n_test_sessions, sizeof (vcl_test_session_t));
147 vterr ("failed to alloc sessions", -errno);
151 tp = vt->protos[vcm->proto];
153 for (i = 0; i < n_test_sessions; i++)
155 ts = &wrk->sessions[i];
156 memset (ts, 0, sizeof (*ts));
157 ts->session_index = i;
159 vcl_test_session_buf_alloc (ts);
160 rv = tp->open (&wrk->sessions[i], &vcm->server_endpt);
164 wrk->n_sessions = n_test_sessions;
167 vtinf ("All test sessions (%d) connected!", n_test_sessions);
172 vtc_worker_test_setup (vcl_test_client_worker_t * wrk)
174 vcl_test_cfg_t *cfg = &wrk->cfg;
175 vcl_test_session_t *ts;
180 FD_ZERO (&wrk->wr_fdset);
181 FD_ZERO (&wrk->rd_fdset);
183 clock_gettime (CLOCK_REALTIME, &now);
185 for (i = 0; i < cfg->num_test_sessions; i++)
187 ts = &wrk->sessions[i];
188 ts->old_stats.stop = now;
192 case VCL_TEST_TYPE_UNI:
193 case VCL_TEST_TYPE_BI:
194 for (j = 0; j < ts->txbuf_size; j++)
195 ts->txbuf[j] = j & 0xff;
201 FD_SET (vppcom_session_index (ts->fd), &wrk->wr_fdset);
202 FD_SET (vppcom_session_index (ts->fd), &wrk->rd_fdset);
203 sidx = vppcom_session_index (ts->fd);
204 wrk->max_fd_index = vtc_max (sidx, wrk->max_fd_index);
206 wrk->max_fd_index += 1;
212 vtc_worker_init (vcl_test_client_worker_t * wrk)
214 vcl_test_client_main_t *vcm = &vcl_client_main;
217 __wrk_index = wrk->wrk_index;
219 vtinf ("Initializing worker %u ...", wrk->wrk_index);
223 if (vppcom_worker_register ())
225 vtwrn ("failed to register worker");
228 vt_atomic_add (&vcm->active_workers, 1);
230 rv = vtc_connect_test_sessions (wrk);
233 vterr ("vtc_connect_test_sessions ()", rv);
237 if (vtc_worker_test_setup (wrk))
243 static int stats_lock = 0;
246 vtc_accumulate_stats (vcl_test_client_worker_t * wrk,
247 vcl_test_session_t * ctrl)
249 vcl_test_session_t *ts;
253 while (__sync_lock_test_and_set (&stats_lock, 1))
256 if (ctrl->cfg.test == VCL_TEST_TYPE_BI
257 || ctrl->cfg.test == VCL_TEST_TYPE_ECHO)
260 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
262 ts = &wrk->sessions[i];
263 ts->stats.start = ctrl->stats.start;
265 if (ctrl->cfg.verbose > 1)
267 snprintf (buf, sizeof (buf), "CLIENT (fd %d) RESULTS", ts->fd);
268 vcl_test_stats_dump (buf, &ts->stats, show_rx, 1 /* show tx */ ,
272 vcl_test_stats_accumulate (&ctrl->stats, &ts->stats);
273 if (vcl_comp_tspec (&ctrl->stats.stop, &ts->stats.stop) < 0)
274 ctrl->stats.stop = ts->stats.stop;
277 __sync_lock_release (&stats_lock);
281 vtc_worker_sessions_exit (vcl_test_client_worker_t * wrk)
283 vcl_test_session_t *ts;
286 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
288 ts = &wrk->sessions[i];
289 vppcom_session_close (ts->fd);
290 vcl_test_session_buf_free (ts);
297 vtc_inc_stats_check (vcl_test_session_t *ts)
299 /* Avoid checking time too often because of syscall cost */
300 if (ts->stats.tx_bytes - ts->old_stats.tx_bytes < 1 << 20)
303 clock_gettime (CLOCK_REALTIME, &ts->stats.stop);
304 if (vcl_test_time_diff (&ts->old_stats.stop, &ts->stats.stop) > 1)
306 vcl_test_stats_dump_inc (ts, 0 /* is_rx */);
307 ts->old_stats = ts->stats;
312 vtc_worker_loop (void *arg)
314 vcl_test_client_main_t *vcm = &vcl_client_main;
315 vcl_test_session_t *ctrl = &vcm->ctrl_session;
316 vcl_test_client_worker_t *wrk = arg;
317 uint32_t n_active_sessions;
318 fd_set _wfdset, *wfdset = &_wfdset;
319 fd_set _rfdset, *rfdset = &_rfdset;
320 vcl_test_session_t *ts;
321 int i, rv, check_rx = 0;
323 rv = vtc_worker_init (wrk);
326 vterr ("vtc_worker_init()", rv);
330 vtinf ("Starting test ...");
332 if (wrk->wrk_index == 0)
333 clock_gettime (CLOCK_REALTIME, &ctrl->stats.start);
335 check_rx = wrk->cfg.test != VCL_TEST_TYPE_UNI;
336 n_active_sessions = wrk->cfg.num_test_sessions;
337 while (n_active_sessions && vcm->test_running)
339 _wfdset = wrk->wr_fdset;
340 _rfdset = wrk->rd_fdset;
342 rv = vppcom_select (wrk->max_fd_index, (unsigned long *) rfdset,
343 (unsigned long *) wfdset, NULL, 0);
346 vterr ("vppcom_select()", rv);
352 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
354 ts = &wrk->sessions[i];
358 if (FD_ISSET (vppcom_session_index (ts->fd), rfdset)
359 && ts->stats.rx_bytes < ts->cfg.total_bytes)
361 rv = ts->read (ts, ts->rxbuf, ts->rxbuf_size);
366 if (FD_ISSET (vppcom_session_index (ts->fd), wfdset)
367 && ts->stats.tx_bytes < ts->cfg.total_bytes)
369 rv = ts->write (ts, ts->txbuf, ts->cfg.txbuf_size);
372 vtwrn ("vppcom_test_write (%d) failed -- aborting test",
376 if (vcm->incremental_stats)
377 vtc_inc_stats_check (ts);
379 if ((!check_rx && ts->stats.tx_bytes >= ts->cfg.total_bytes)
380 || (check_rx && ts->stats.rx_bytes >= ts->cfg.total_bytes))
382 clock_gettime (CLOCK_REALTIME, &ts->stats.stop);
389 vtinf ("Worker %d done ...", wrk->wrk_index);
390 vtc_accumulate_stats (wrk, ctrl);
391 sleep (VCL_TEST_DELAY_DISCONNECT);
392 vtc_worker_sessions_exit (wrk);
394 vt_atomic_add (&vcm->active_workers, -1);
399 vtc_print_stats (vcl_test_session_t * ctrl)
401 int is_echo = ctrl->cfg.test == VCL_TEST_TYPE_ECHO;
405 if (ctrl->cfg.test == VCL_TEST_TYPE_BI
406 || ctrl->cfg.test == VCL_TEST_TYPE_ECHO)
409 vcl_test_stats_dump ("CLIENT RESULTS", &ctrl->stats,
410 show_rx, 1 /* show tx */ ,
412 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
414 if (ctrl->cfg.verbose)
416 vtinf (" ctrl session info\n"
417 VCL_TEST_SEPARATOR_STRING
420 " rxbuf size: %u (0x%08x)\n"
422 " txbuf size: %u (0x%08x)\n"
423 VCL_TEST_SEPARATOR_STRING,
424 ctrl->fd, (uint32_t) ctrl->fd,
425 ctrl->rxbuf, ctrl->rxbuf_size, ctrl->rxbuf_size,
426 ctrl->txbuf, ctrl->txbuf_size, ctrl->txbuf_size);
430 snprintf (buf, sizeof (buf), "Echo");
432 snprintf (buf, sizeof (buf), "%s-directional Stream",
433 ctrl->cfg.test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
437 vtc_echo_client (vcl_test_client_main_t * vcm)
439 vcl_test_session_t *ctrl = &vcm->ctrl_session;
440 vcl_test_cfg_t *cfg = &ctrl->cfg;
443 cfg->total_bytes = strlen (ctrl->txbuf) + 1;
444 memset (&ctrl->stats, 0, sizeof (ctrl->stats));
446 rv = ctrl->write (ctrl, ctrl->txbuf, cfg->total_bytes);
449 vtwrn ("vppcom_test_write (%d) failed ", ctrl->fd);
453 (void) ctrl->read (ctrl, ctrl->rxbuf, ctrl->rxbuf_size);
457 vtc_stream_client (vcl_test_client_main_t * vcm)
459 vcl_test_session_t *ctrl = &vcm->ctrl_session;
460 vcl_test_cfg_t *cfg = &ctrl->cfg;
461 vcl_test_client_worker_t *wrk;
462 uint32_t i, n_conn, n_conn_per_wrk;
464 vtinf ("%s-directional Stream Test Starting!",
465 ctrl->cfg.test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
467 memset (&ctrl->stats, 0, sizeof (vcl_test_stats_t));
468 cfg->total_bytes = cfg->num_writes * cfg->txbuf_size;
469 cfg->ctrl_handle = ctrl->fd;
471 n_conn = cfg->num_test_sessions;
472 n_conn_per_wrk = n_conn / vcm->n_workers;
473 for (i = 0; i < vcm->n_workers; i++)
475 wrk = &vcm->workers[i];
477 wrk->cfg = ctrl->cfg;
478 wrk->cfg.num_test_sessions = vtc_min (n_conn_per_wrk, n_conn);
479 n_conn -= wrk->cfg.num_test_sessions;
482 vcm->test_running = 1;
483 ctrl->cfg.cmd = VCL_TEST_CMD_START;
484 if (vtc_cfg_sync (ctrl))
486 vtwrn ("test cfg sync failed -- aborting!");
490 for (i = 1; i < vcm->n_workers; i++)
492 wrk = &vcm->workers[i];
493 pthread_create (&wrk->thread_handle, NULL, vtc_worker_loop,
496 vtc_worker_loop (&vcm->workers[0]);
498 while (vcm->active_workers > 0)
501 vtinf ("Sending config on ctrl session (fd %d) for stats...", ctrl->fd);
502 ctrl->cfg.cmd = VCL_TEST_CMD_STOP;
503 if (vtc_cfg_sync (ctrl))
505 vtwrn ("test cfg sync failed -- aborting!");
509 vtc_print_stats (ctrl);
511 ctrl->cfg.cmd = VCL_TEST_CMD_SYNC;
512 ctrl->cfg.test = VCL_TEST_TYPE_ECHO;
513 ctrl->cfg.total_bytes = 0;
514 if (vtc_cfg_sync (ctrl))
515 vtwrn ("post-test cfg sync failed!");
519 cfg_txbuf_size_set (void)
521 vcl_test_client_main_t *vcm = &vcl_client_main;
522 vcl_test_session_t *ctrl = &vcm->ctrl_session;
523 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_TXBUF_SIZE);
524 uint64_t txbuf_size = strtoull ((const char *) p, NULL, 10);
526 if (txbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
528 ctrl->cfg.txbuf_size = txbuf_size;
529 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
530 vcl_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ ,
531 (uint8_t **) & ctrl->txbuf, &ctrl->txbuf_size);
532 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
535 vtwrn ("Invalid txbuf size (%lu) < minimum buf size (%u)!",
536 txbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
540 cfg_num_writes_set (void)
542 vcl_test_client_main_t *vcm = &vcl_client_main;
543 vcl_test_session_t *ctrl = &vcm->ctrl_session;
544 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_NUM_WRITES);
545 uint32_t num_writes = strtoul ((const char *) p, NULL, 10);
549 ctrl->cfg.num_writes = num_writes;
550 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
551 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
555 vtwrn ("invalid num writes: %u", num_writes);
560 cfg_num_test_sessions_set (void)
562 vcl_test_client_main_t *vcm = &vcl_client_main;
563 vcl_test_session_t *ctrl = &vcm->ctrl_session;
564 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_NUM_TEST_SESS);
565 uint32_t num_test_sessions = strtoul ((const char *) p, NULL, 10);
567 if ((num_test_sessions > 0) &&
568 (num_test_sessions <= VCL_TEST_CFG_MAX_TEST_SESS))
570 ctrl->cfg.num_test_sessions = num_test_sessions;
571 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
575 vtwrn ("invalid num test sessions: %u, (%d max)",
576 num_test_sessions, VCL_TEST_CFG_MAX_TEST_SESS);
581 cfg_rxbuf_size_set (void)
583 vcl_test_client_main_t *vcm = &vcl_client_main;
584 vcl_test_session_t *ctrl = &vcm->ctrl_session;
585 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_RXBUF_SIZE);
586 uint64_t rxbuf_size = strtoull ((const char *) p, NULL, 10);
588 if (rxbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
590 ctrl->cfg.rxbuf_size = rxbuf_size;
591 vcl_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ ,
592 (uint8_t **) & ctrl->rxbuf, &ctrl->rxbuf_size);
593 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
596 vtwrn ("Invalid rxbuf size (%lu) < minimum buf size (%u)!",
597 rxbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
601 cfg_verbose_toggle (void)
603 vcl_test_client_main_t *vcm = &vcl_client_main;
604 vcl_test_session_t *ctrl = &vcm->ctrl_session;
606 ctrl->cfg.verbose = ctrl->cfg.verbose ? 0 : 1;
607 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
614 vcl_test_client_main_t *vcm = &vcl_client_main;
615 vcl_test_session_t *ctrl = &vcm->ctrl_session;
616 vcl_test_t rv = VCL_TEST_TYPE_NONE;
618 if (!strncmp (VCL_TEST_TOKEN_EXIT, ctrl->txbuf,
619 strlen (VCL_TEST_TOKEN_EXIT)))
620 rv = VCL_TEST_TYPE_EXIT;
622 else if (!strncmp (VCL_TEST_TOKEN_HELP, ctrl->txbuf,
623 strlen (VCL_TEST_TOKEN_HELP)))
626 else if (!strncmp (VCL_TEST_TOKEN_SHOW_CFG, ctrl->txbuf,
627 strlen (VCL_TEST_TOKEN_SHOW_CFG)))
630 else if (!strncmp (VCL_TEST_TOKEN_VERBOSE, ctrl->txbuf,
631 strlen (VCL_TEST_TOKEN_VERBOSE)))
632 cfg_verbose_toggle ();
634 else if (!strncmp (VCL_TEST_TOKEN_TXBUF_SIZE, ctrl->txbuf,
635 strlen (VCL_TEST_TOKEN_TXBUF_SIZE)))
636 cfg_txbuf_size_set ();
638 else if (!strncmp (VCL_TEST_TOKEN_NUM_TEST_SESS, ctrl->txbuf,
639 strlen (VCL_TEST_TOKEN_NUM_TEST_SESS)))
640 cfg_num_test_sessions_set ();
642 else if (!strncmp (VCL_TEST_TOKEN_NUM_WRITES, ctrl->txbuf,
643 strlen (VCL_TEST_TOKEN_NUM_WRITES)))
644 cfg_num_writes_set ();
646 else if (!strncmp (VCL_TEST_TOKEN_RXBUF_SIZE, ctrl->txbuf,
647 strlen (VCL_TEST_TOKEN_RXBUF_SIZE)))
648 cfg_rxbuf_size_set ();
650 else if (!strncmp (VCL_TEST_TOKEN_RUN_UNI, ctrl->txbuf,
651 strlen (VCL_TEST_TOKEN_RUN_UNI)))
652 rv = ctrl->cfg.test = VCL_TEST_TYPE_UNI;
654 else if (!strncmp (VCL_TEST_TOKEN_RUN_BI, ctrl->txbuf,
655 strlen (VCL_TEST_TOKEN_RUN_BI)))
656 rv = ctrl->cfg.test = VCL_TEST_TYPE_BI;
659 rv = VCL_TEST_TYPE_ECHO;
665 print_usage_and_exit (void)
669 "vcl_test_client [OPTIONS] <ipaddr> <port>\n"
671 " -h Print this message and exit.\n"
673 " -c Print test config before test.\n"
674 " -w <dir> Write test results to <dir>.\n"
675 " -X Exit after running test.\n"
676 " -p <proto> Use <proto> transport layer\n"
677 " -D Use UDP transport layer\n"
678 " -L Use TLS transport layer\n"
679 " -E Run Echo test.\n"
680 " -N <num-writes> Test Cfg: number of writes.\n"
681 " -R <rxbuf-size> Test Cfg: rx buffer size.\n"
682 " -T <txbuf-size> Test Cfg: tx buffer size.\n"
683 " -U Run Uni-directional test.\n"
684 " -B Run Bi-directional test.\n"
685 " -V Verbose mode.\n"
686 " -I <N> Use N sessions.\n"
687 " -s <N> Use N sessions.\n"
688 " -S Print incremental stats per session.\n"
689 " -q <n> QUIC : use N Ssessions on top of n Qsessions\n");
694 vtc_process_opts (vcl_test_client_main_t * vcm, int argc, char **argv)
696 vcl_test_session_t *ctrl = &vcm->ctrl_session;
700 while ((c = getopt (argc, argv, "chnp:w:XE:I:N:R:T:UBV6DLs:q:S")) != -1)
707 case 'I': /* deprecated */
709 if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sessions) != 1)
710 if (sscanf (optarg, "%u", &ctrl->cfg.num_test_sessions) != 1)
712 vtwrn ("Invalid value for option -%c!", c);
713 print_usage_and_exit ();
715 if (!ctrl->cfg.num_test_sessions ||
716 (ctrl->cfg.num_test_sessions > VCL_TEST_CFG_MAX_TEST_SESS))
718 vtwrn ("Invalid number of sessions (%d) specified for option -%c!"
719 "\n Valid range is 1 - %d",
720 ctrl->cfg.num_test_sessions, c,
721 VCL_TEST_CFG_MAX_TEST_SESS);
722 print_usage_and_exit ();
727 if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sessions_perq) != 1)
728 if (sscanf (optarg, "%u", &ctrl->cfg.num_test_sessions_perq) != 1)
730 vtwrn ("Invalid value for option -%c!", c);
731 print_usage_and_exit ();
733 if (!ctrl->cfg.num_test_sessions_perq ||
734 (ctrl->cfg.num_test_sessions_perq > VCL_TEST_CFG_MAX_TEST_SESS))
736 vtwrn ("Invalid number of Stream sessions (%d) per Qsession"
737 "for option -%c!\nValid range is 1 - %d",
738 ctrl->cfg.num_test_sessions_perq, c,
739 VCL_TEST_CFG_MAX_TEST_SESS);
740 print_usage_and_exit ();
745 if (sscanf (optarg, "%d", &v) != 1)
747 vtwrn ("Invalid value for option -%c!", c);
748 print_usage_and_exit ();
755 vcm->post_test = VCL_TEST_TYPE_EXIT;
759 if (strlen (optarg) > ctrl->txbuf_size)
761 vtwrn ("Option -%c value larger than txbuf size (%d)!",
762 optopt, ctrl->txbuf_size);
763 print_usage_and_exit ();
765 strncpy (ctrl->txbuf, optarg, ctrl->txbuf_size);
766 ctrl->cfg.test = VCL_TEST_TYPE_ECHO;
770 if (sscanf (optarg, "0x%lx", &ctrl->cfg.num_writes) != 1)
771 if (sscanf (optarg, "%ld", &ctrl->cfg.num_writes) != 1)
773 vtwrn ("Invalid value for option -%c!", c);
774 print_usage_and_exit ();
776 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
780 if (sscanf (optarg, "0x%lx", &ctrl->cfg.rxbuf_size) != 1)
781 if (sscanf (optarg, "%ld", &ctrl->cfg.rxbuf_size) != 1)
783 vtwrn ("Invalid value for option -%c!", c);
784 print_usage_and_exit ();
786 if (ctrl->cfg.rxbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
788 ctrl->rxbuf_size = ctrl->cfg.rxbuf_size;
789 vcl_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ ,
790 (uint8_t **) & ctrl->rxbuf,
795 vtwrn ("rxbuf size (%lu) less than minumum (%u)",
796 ctrl->cfg.rxbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
797 print_usage_and_exit ();
803 if (sscanf (optarg, "0x%lx", &ctrl->cfg.txbuf_size) != 1)
804 if (sscanf (optarg, "%ld", &ctrl->cfg.txbuf_size) != 1)
806 vtwrn ("Invalid value for option -%c!", c);
807 print_usage_and_exit ();
809 if (ctrl->cfg.txbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
811 ctrl->txbuf_size = ctrl->cfg.txbuf_size;
812 vcl_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ ,
813 (uint8_t **) & ctrl->txbuf,
815 ctrl->cfg.total_bytes =
816 ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
820 vtwrn ("txbuf size (%lu) less than minumum (%u)!",
821 ctrl->cfg.txbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
822 print_usage_and_exit ();
827 ctrl->cfg.test = VCL_TEST_TYPE_UNI;
831 ctrl->cfg.test = VCL_TEST_TYPE_BI;
835 ctrl->cfg.verbose = 1;
839 ctrl->cfg.address_ip6 = 1;
843 if (vppcom_unformat_proto (&vcm->proto, optarg))
844 vtwrn ("Invalid vppcom protocol %s, defaulting to TCP", optarg);
847 case 'D': /* deprecated */
848 vcm->proto = VPPCOM_PROTO_UDP;
851 case 'L': /* deprecated */
852 vcm->proto = VPPCOM_PROTO_TLS;
856 vcm->incremental_stats = 1;
863 case 'I': /* deprecated */
870 vtwrn ("Option -%c requires an argument.", optopt);
874 if (isprint (optopt))
875 vtwrn ("Unknown option `-%c'.", optopt);
877 vtwrn ("Unknown option character `\\x%x'.", optopt);
882 print_usage_and_exit ();
885 if (argc < (optind + 2))
887 vtwrn ("Insufficient number of arguments!");
888 print_usage_and_exit ();
891 ctrl->cfg.num_test_qsessions = vcm->proto != VPPCOM_PROTO_QUIC ? 0 :
892 (ctrl->cfg.num_test_sessions + ctrl->cfg.num_test_sessions_perq - 1) /
893 ctrl->cfg.num_test_sessions_perq;
895 memset (&vcm->server_addr, 0, sizeof (vcm->server_addr));
896 if (ctrl->cfg.address_ip6)
898 struct sockaddr_in6 *sddr6 = (struct sockaddr_in6 *) &vcm->server_addr;
899 sddr6->sin6_family = AF_INET6;
900 inet_pton (AF_INET6, argv[optind++], &(sddr6->sin6_addr));
901 sddr6->sin6_port = htons (atoi (argv[optind]));
903 vcm->server_endpt.is_ip4 = 0;
904 vcm->server_endpt.ip = (uint8_t *) & sddr6->sin6_addr;
905 vcm->server_endpt.port = (uint16_t) sddr6->sin6_port;
909 struct sockaddr_in *saddr4 = (struct sockaddr_in *) &vcm->server_addr;
910 saddr4->sin_family = AF_INET;
911 inet_pton (AF_INET, argv[optind++], &(saddr4->sin_addr));
912 saddr4->sin_port = htons (atoi (argv[optind]));
914 vcm->server_endpt.is_ip4 = 1;
915 vcm->server_endpt.ip = (uint8_t *) & saddr4->sin_addr;
916 vcm->server_endpt.port = (uint16_t) saddr4->sin_port;
921 vtc_read_user_input (vcl_test_session_t * ctrl)
923 printf ("\nType some characters and hit <return>\n"
924 "('" VCL_TEST_TOKEN_HELP "' for help): ");
926 if (fgets (ctrl->txbuf, ctrl->txbuf_size, stdin) != NULL)
928 if (strlen (ctrl->txbuf) == 1)
930 printf ("\nNothing to send! Please try again...\n");
933 ctrl->txbuf[strlen (ctrl->txbuf) - 1] = 0; // chomp the newline.
935 /* Parse input for keywords */
936 ctrl->cfg.test = parse_input ();
941 vtc_ctrl_session_exit (void)
943 vcl_test_client_main_t *vcm = &vcl_client_main;
944 vcl_test_session_t *ctrl = &vcm->ctrl_session;
945 int verbose = ctrl->cfg.verbose;
947 ctrl->cfg.test = VCL_TEST_TYPE_EXIT;
948 vtinf ("(fd %d): Sending exit cfg to server...", ctrl->fd);
950 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */);
951 (void) vcl_test_write (ctrl, (uint8_t *) &ctrl->cfg, sizeof (ctrl->cfg));
956 vtc_ctrl_session_init (vcl_test_client_main_t *vcm, vcl_test_session_t *ctrl)
960 ctrl->fd = vppcom_session_create (VPPCOM_PROTO_TCP, 0 /* is_nonblocking */);
963 vterr ("vppcom_session_create()", ctrl->fd);
967 vtinf ("Connecting to server...");
968 rv = vppcom_session_connect (ctrl->fd, &vcm->server_endpt);
971 vterr ("vppcom_session_connect()", rv);
974 vtinf ("Control session (fd %d) connected.", ctrl->fd);
976 ctrl->read = vcl_test_read;
977 ctrl->write = vcl_test_write;
979 ctrl->cfg.cmd = VCL_TEST_CMD_SYNC;
980 rv = vtc_cfg_sync (ctrl);
983 vterr ("vtc_cfg_sync()", rv);
987 ctrl->cfg.ctrl_handle = ((vcl_test_cfg_t *) ctrl->rxbuf)->ctrl_handle;
988 memset (&ctrl->stats, 0, sizeof (ctrl->stats));
994 vt_sigs_handler (int signum, siginfo_t *si, void *uc)
996 vcl_test_client_main_t *vcm = &vcl_client_main;
997 vcl_test_session_t *ctrl = &vcm->ctrl_session;
999 vcm->test_running = 0;
1000 clock_gettime (CLOCK_REALTIME, &ctrl->stats.stop);
1004 vt_incercept_sigs (void)
1006 struct sigaction sa;
1008 memset (&sa, 0, sizeof (sa));
1009 sa.sa_sigaction = vt_sigs_handler;
1010 sa.sa_flags = SA_SIGINFO;
1011 if (sigaction (SIGINT, &sa, 0))
1013 vtwrn ("couldn't intercept sigint");
1019 main (int argc, char **argv)
1021 vcl_test_client_main_t *vcm = &vcl_client_main;
1022 vcl_test_session_t *ctrl = &vcm->ctrl_session;
1023 vcl_test_main_t *vt = &vcl_test_main;
1027 vcl_test_cfg_init (&ctrl->cfg);
1028 vcl_test_session_buf_alloc (ctrl);
1029 vtc_process_opts (vcm, argc, argv);
1030 vt_incercept_sigs ();
1032 vcm->workers = calloc (vcm->n_workers, sizeof (vcl_test_client_worker_t));
1033 vt->wrk = calloc (vcm->n_workers, sizeof (vcl_test_wrk_t));
1035 rv = vppcom_app_create ("vcl_test_client");
1037 vtfail ("vppcom_app_create()", rv);
1039 /* Protos like tls/dtls/quic need init */
1040 if (vt->protos[vcm->proto]->init)
1041 vt->protos[vcm->proto]->init (&ctrl->cfg);
1043 if ((rv = vtc_ctrl_session_init (vcm, ctrl)))
1044 vtfail ("vppcom_session_create() ctrl session", rv);
1046 /* Update ctrl port to data port */
1047 vcm->server_endpt.port += 1;
1049 while (ctrl->cfg.test != VCL_TEST_TYPE_EXIT)
1053 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
1057 switch (ctrl->cfg.test)
1059 case VCL_TEST_TYPE_ECHO:
1060 vtc_echo_client (vcm);
1063 case VCL_TEST_TYPE_UNI:
1064 case VCL_TEST_TYPE_BI:
1065 vtc_stream_client (vcm);
1068 case VCL_TEST_TYPE_EXIT:
1071 case VCL_TEST_TYPE_NONE:
1075 switch (vcm->post_test)
1077 case VCL_TEST_TYPE_EXIT:
1078 switch (ctrl->cfg.test)
1080 case VCL_TEST_TYPE_EXIT:
1081 case VCL_TEST_TYPE_UNI:
1082 case VCL_TEST_TYPE_BI:
1083 case VCL_TEST_TYPE_ECHO:
1084 ctrl->cfg.test = VCL_TEST_TYPE_EXIT;
1087 case VCL_TEST_TYPE_NONE:
1093 case VCL_TEST_TYPE_NONE:
1094 case VCL_TEST_TYPE_ECHO:
1095 case VCL_TEST_TYPE_UNI:
1096 case VCL_TEST_TYPE_BI:
1101 memset (ctrl->txbuf, 0, ctrl->txbuf_size);
1102 memset (ctrl->rxbuf, 0, ctrl->rxbuf_size);
1104 vtc_read_user_input (ctrl);
1107 vtc_ctrl_session_exit ();
1108 vppcom_app_destroy ();
1109 free (vcm->workers);
1114 * fd.io coding-style-patch-verification: ON
1117 * eval: (c-set-style "gnu")