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;
52 volatile int active_workers;
53 volatile int test_running;
54 struct sockaddr_storage server_addr;
55 } vcl_test_client_main_t;
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)
62 vcl_test_main_t vcl_test_main;
65 vtc_cfg_sync (vcl_test_session_t * ts)
67 vcl_test_cfg_t *rx_cfg = (vcl_test_cfg_t *) ts->rxbuf;
68 int rx_bytes, tx_bytes;
70 vt_atomic_add (&ts->cfg.seq_num, 1);
73 vtinf ("(fd %d): Sending config to server.", ts->fd);
74 vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
76 tx_bytes = ts->write (ts, &ts->cfg, sizeof (ts->cfg));
79 vtwrn ("(fd %d): write test cfg failed (%d)!", ts->fd, tx_bytes);
83 rx_bytes = ts->read (ts, ts->rxbuf, sizeof (vcl_test_cfg_t));
87 if (rx_cfg->magic != VCL_TEST_CFG_CTRL_MAGIC)
89 vtwrn ("(fd %d): Bad server reply cfg -- aborting!", ts->fd);
92 if ((rx_bytes != sizeof (vcl_test_cfg_t))
93 || !vcl_test_cfg_verify (rx_cfg, &ts->cfg))
95 vtwrn ("(fd %d): Invalid config received from server!", ts->fd);
96 if (rx_bytes != sizeof (vcl_test_cfg_t))
98 vtinf ("\tRx bytes %d != cfg size %lu", rx_bytes,
99 sizeof (vcl_test_cfg_t));
103 vcl_test_cfg_dump (rx_cfg, 1 /* is_client */ );
104 vtinf ("(fd %d): Valid config sent to server.", ts->fd);
105 vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
111 vtinf ("(fd %d): Got config back from server.", ts->fd);
112 vcl_test_cfg_dump (rx_cfg, 1 /* is_client */ );
119 vtc_connect_test_sessions (vcl_test_client_worker_t * wrk)
121 vcl_test_client_main_t *vcm = &vcl_client_main;
122 vcl_test_main_t *vt = &vcl_test_main;
123 const vcl_test_proto_vft_t *tp;
124 vcl_test_session_t *ts;
125 uint32_t n_test_sessions;
128 n_test_sessions = wrk->cfg.num_test_sessions;
129 if (n_test_sessions < 1)
135 if (wrk->n_sessions >= n_test_sessions)
139 wrk->sessions = realloc (wrk->sessions,
140 n_test_sessions * sizeof (vcl_test_session_t));
142 wrk->sessions = calloc (n_test_sessions, sizeof (vcl_test_session_t));
146 vterr ("failed to alloc sessions", -errno);
150 tp = vt->protos[vcm->proto];
152 for (i = 0; i < n_test_sessions; i++)
154 ts = &wrk->sessions[i];
155 memset (ts, 0, sizeof (*ts));
156 ts->session_index = i;
158 vcl_test_session_buf_alloc (ts);
159 rv = tp->open (&wrk->sessions[i], &vcm->server_endpt);
163 wrk->n_sessions = n_test_sessions;
166 vtinf ("All test sessions (%d) connected!", n_test_sessions);
171 vtc_worker_test_setup (vcl_test_client_worker_t * wrk)
173 vcl_test_cfg_t *cfg = &wrk->cfg;
174 vcl_test_session_t *ts;
178 FD_ZERO (&wrk->wr_fdset);
179 FD_ZERO (&wrk->rd_fdset);
181 for (i = 0; i < cfg->num_test_sessions; i++)
183 ts = &wrk->sessions[i];
187 case VCL_TEST_TYPE_UNI:
188 case VCL_TEST_TYPE_BI:
189 for (j = 0; j < ts->txbuf_size; j++)
190 ts->txbuf[j] = j & 0xff;
196 FD_SET (vppcom_session_index (ts->fd), &wrk->wr_fdset);
197 FD_SET (vppcom_session_index (ts->fd), &wrk->rd_fdset);
198 sidx = vppcom_session_index (ts->fd);
199 wrk->max_fd_index = vtc_max (sidx, wrk->max_fd_index);
201 wrk->max_fd_index += 1;
207 vtc_worker_init (vcl_test_client_worker_t * wrk)
209 vcl_test_client_main_t *vcm = &vcl_client_main;
212 __wrk_index = wrk->wrk_index;
214 vtinf ("Initializing worker %u ...", wrk->wrk_index);
218 if (vppcom_worker_register ())
220 vtwrn ("failed to register worker");
223 vt_atomic_add (&vcm->active_workers, 1);
225 rv = vtc_connect_test_sessions (wrk);
228 vterr ("vtc_connect_test_sessions ()", rv);
232 if (vtc_worker_test_setup (wrk))
238 static int stats_lock = 0;
241 vtc_accumulate_stats (vcl_test_client_worker_t * wrk,
242 vcl_test_session_t * ctrl)
244 vcl_test_session_t *ts;
248 while (__sync_lock_test_and_set (&stats_lock, 1))
251 if (ctrl->cfg.test == VCL_TEST_TYPE_BI
252 || ctrl->cfg.test == VCL_TEST_TYPE_ECHO)
255 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
257 ts = &wrk->sessions[i];
258 ts->stats.start = ctrl->stats.start;
260 if (ctrl->cfg.verbose > 1)
262 snprintf (buf, sizeof (buf), "CLIENT (fd %d) RESULTS", ts->fd);
263 vcl_test_stats_dump (buf, &ts->stats, show_rx, 1 /* show tx */ ,
267 vcl_test_stats_accumulate (&ctrl->stats, &ts->stats);
268 if (vcl_comp_tspec (&ctrl->stats.stop, &ts->stats.stop) < 0)
269 ctrl->stats.stop = ts->stats.stop;
272 __sync_lock_release (&stats_lock);
276 vtc_worker_sessions_exit (vcl_test_client_worker_t * wrk)
278 vcl_test_session_t *ts;
281 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
283 ts = &wrk->sessions[i];
284 vppcom_session_close (ts->fd);
285 vcl_test_session_buf_free (ts);
292 vtc_worker_loop (void *arg)
294 vcl_test_client_main_t *vcm = &vcl_client_main;
295 vcl_test_session_t *ctrl = &vcm->ctrl_session;
296 vcl_test_client_worker_t *wrk = arg;
297 uint32_t n_active_sessions;
298 fd_set _wfdset, *wfdset = &_wfdset;
299 fd_set _rfdset, *rfdset = &_rfdset;
300 vcl_test_session_t *ts;
301 int i, rv, check_rx = 0;
303 rv = vtc_worker_init (wrk);
306 vterr ("vtc_worker_init()", rv);
310 vtinf ("Starting test ...");
312 if (wrk->wrk_index == 0)
313 clock_gettime (CLOCK_REALTIME, &ctrl->stats.start);
315 check_rx = wrk->cfg.test != VCL_TEST_TYPE_UNI;
316 n_active_sessions = wrk->cfg.num_test_sessions;
317 while (n_active_sessions && vcm->test_running)
319 _wfdset = wrk->wr_fdset;
320 _rfdset = wrk->rd_fdset;
322 rv = vppcom_select (wrk->max_fd_index, (unsigned long *) rfdset,
323 (unsigned long *) wfdset, NULL, 0);
326 vterr ("vppcom_select()", rv);
332 for (i = 0; i < wrk->cfg.num_test_sessions; i++)
334 ts = &wrk->sessions[i];
338 if (FD_ISSET (vppcom_session_index (ts->fd), rfdset)
339 && ts->stats.rx_bytes < ts->cfg.total_bytes)
341 rv = ts->read (ts, ts->rxbuf, ts->rxbuf_size);
346 if (FD_ISSET (vppcom_session_index (ts->fd), wfdset)
347 && ts->stats.tx_bytes < ts->cfg.total_bytes)
349 rv = ts->write (ts, ts->txbuf, ts->cfg.txbuf_size);
352 vtwrn ("vppcom_test_write (%d) failed -- aborting test",
357 if ((!check_rx && ts->stats.tx_bytes >= ts->cfg.total_bytes)
358 || (check_rx && ts->stats.rx_bytes >= ts->cfg.total_bytes))
360 clock_gettime (CLOCK_REALTIME, &ts->stats.stop);
367 vtinf ("Worker %d done ...", wrk->wrk_index);
368 vtc_accumulate_stats (wrk, ctrl);
369 sleep (VCL_TEST_DELAY_DISCONNECT);
370 vtc_worker_sessions_exit (wrk);
372 vt_atomic_add (&vcm->active_workers, -1);
377 vtc_print_stats (vcl_test_session_t * ctrl)
379 int is_echo = ctrl->cfg.test == VCL_TEST_TYPE_ECHO;
383 if (ctrl->cfg.test == VCL_TEST_TYPE_BI
384 || ctrl->cfg.test == VCL_TEST_TYPE_ECHO)
387 vcl_test_stats_dump ("CLIENT RESULTS", &ctrl->stats,
388 show_rx, 1 /* show tx */ ,
390 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
392 if (ctrl->cfg.verbose)
394 vtinf (" ctrl session info\n"
395 VCL_TEST_SEPARATOR_STRING
398 " rxbuf size: %u (0x%08x)\n"
400 " txbuf size: %u (0x%08x)\n"
401 VCL_TEST_SEPARATOR_STRING,
402 ctrl->fd, (uint32_t) ctrl->fd,
403 ctrl->rxbuf, ctrl->rxbuf_size, ctrl->rxbuf_size,
404 ctrl->txbuf, ctrl->txbuf_size, ctrl->txbuf_size);
408 snprintf (buf, sizeof (buf), "Echo");
410 snprintf (buf, sizeof (buf), "%s-directional Stream",
411 ctrl->cfg.test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
415 vtc_echo_client (vcl_test_client_main_t * vcm)
417 vcl_test_session_t *ctrl = &vcm->ctrl_session;
418 vcl_test_cfg_t *cfg = &ctrl->cfg;
421 cfg->total_bytes = strlen (ctrl->txbuf) + 1;
422 memset (&ctrl->stats, 0, sizeof (ctrl->stats));
424 rv = ctrl->write (ctrl, ctrl->txbuf, cfg->total_bytes);
427 vtwrn ("vppcom_test_write (%d) failed ", ctrl->fd);
431 (void) ctrl->read (ctrl, ctrl->rxbuf, ctrl->rxbuf_size);
435 vtc_stream_client (vcl_test_client_main_t * vcm)
437 vcl_test_session_t *ctrl = &vcm->ctrl_session;
438 vcl_test_cfg_t *cfg = &ctrl->cfg;
439 vcl_test_client_worker_t *wrk;
440 uint32_t i, n_conn, n_conn_per_wrk;
442 vtinf ("%s-directional Stream Test Starting!",
443 ctrl->cfg.test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
445 memset (&ctrl->stats, 0, sizeof (vcl_test_stats_t));
446 cfg->total_bytes = cfg->num_writes * cfg->txbuf_size;
447 cfg->ctrl_handle = ctrl->fd;
449 n_conn = cfg->num_test_sessions;
450 n_conn_per_wrk = n_conn / vcm->n_workers;
451 for (i = 0; i < vcm->n_workers; i++)
453 wrk = &vcm->workers[i];
455 wrk->cfg = ctrl->cfg;
456 wrk->cfg.num_test_sessions = vtc_min (n_conn_per_wrk, n_conn);
457 n_conn -= wrk->cfg.num_test_sessions;
460 vcm->test_running = 1;
461 ctrl->cfg.cmd = VCL_TEST_CMD_START;
462 if (vtc_cfg_sync (ctrl))
464 vtwrn ("test cfg sync failed -- aborting!");
468 for (i = 1; i < vcm->n_workers; i++)
470 wrk = &vcm->workers[i];
471 pthread_create (&wrk->thread_handle, NULL, vtc_worker_loop,
474 vtc_worker_loop (&vcm->workers[0]);
476 while (vcm->active_workers > 0)
479 vtinf ("Sending config on ctrl session (fd %d) for stats...", ctrl->fd);
480 ctrl->cfg.cmd = VCL_TEST_CMD_STOP;
481 if (vtc_cfg_sync (ctrl))
483 vtwrn ("test cfg sync failed -- aborting!");
487 vtc_print_stats (ctrl);
489 ctrl->cfg.cmd = VCL_TEST_CMD_SYNC;
490 ctrl->cfg.test = VCL_TEST_TYPE_ECHO;
491 ctrl->cfg.total_bytes = 0;
492 if (vtc_cfg_sync (ctrl))
493 vtwrn ("post-test cfg sync failed!");
497 cfg_txbuf_size_set (void)
499 vcl_test_client_main_t *vcm = &vcl_client_main;
500 vcl_test_session_t *ctrl = &vcm->ctrl_session;
501 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_TXBUF_SIZE);
502 uint64_t txbuf_size = strtoull ((const char *) p, NULL, 10);
504 if (txbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
506 ctrl->cfg.txbuf_size = txbuf_size;
507 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
508 vcl_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ ,
509 (uint8_t **) & ctrl->txbuf, &ctrl->txbuf_size);
510 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
513 vtwrn ("Invalid txbuf size (%lu) < minimum buf size (%u)!",
514 txbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
518 cfg_num_writes_set (void)
520 vcl_test_client_main_t *vcm = &vcl_client_main;
521 vcl_test_session_t *ctrl = &vcm->ctrl_session;
522 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_NUM_WRITES);
523 uint32_t num_writes = strtoul ((const char *) p, NULL, 10);
527 ctrl->cfg.num_writes = num_writes;
528 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
529 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
533 vtwrn ("invalid num writes: %u", num_writes);
538 cfg_num_test_sessions_set (void)
540 vcl_test_client_main_t *vcm = &vcl_client_main;
541 vcl_test_session_t *ctrl = &vcm->ctrl_session;
542 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_NUM_TEST_SESS);
543 uint32_t num_test_sessions = strtoul ((const char *) p, NULL, 10);
545 if ((num_test_sessions > 0) &&
546 (num_test_sessions <= VCL_TEST_CFG_MAX_TEST_SESS))
548 ctrl->cfg.num_test_sessions = num_test_sessions;
549 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
553 vtwrn ("invalid num test sessions: %u, (%d max)",
554 num_test_sessions, VCL_TEST_CFG_MAX_TEST_SESS);
559 cfg_rxbuf_size_set (void)
561 vcl_test_client_main_t *vcm = &vcl_client_main;
562 vcl_test_session_t *ctrl = &vcm->ctrl_session;
563 char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_RXBUF_SIZE);
564 uint64_t rxbuf_size = strtoull ((const char *) p, NULL, 10);
566 if (rxbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
568 ctrl->cfg.rxbuf_size = rxbuf_size;
569 vcl_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ ,
570 (uint8_t **) & ctrl->rxbuf, &ctrl->rxbuf_size);
571 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
574 vtwrn ("Invalid rxbuf size (%lu) < minimum buf size (%u)!",
575 rxbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
579 cfg_verbose_toggle (void)
581 vcl_test_client_main_t *vcm = &vcl_client_main;
582 vcl_test_session_t *ctrl = &vcm->ctrl_session;
584 ctrl->cfg.verbose = ctrl->cfg.verbose ? 0 : 1;
585 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
592 vcl_test_client_main_t *vcm = &vcl_client_main;
593 vcl_test_session_t *ctrl = &vcm->ctrl_session;
594 vcl_test_t rv = VCL_TEST_TYPE_NONE;
596 if (!strncmp (VCL_TEST_TOKEN_EXIT, ctrl->txbuf,
597 strlen (VCL_TEST_TOKEN_EXIT)))
598 rv = VCL_TEST_TYPE_EXIT;
600 else if (!strncmp (VCL_TEST_TOKEN_HELP, ctrl->txbuf,
601 strlen (VCL_TEST_TOKEN_HELP)))
604 else if (!strncmp (VCL_TEST_TOKEN_SHOW_CFG, ctrl->txbuf,
605 strlen (VCL_TEST_TOKEN_SHOW_CFG)))
608 else if (!strncmp (VCL_TEST_TOKEN_VERBOSE, ctrl->txbuf,
609 strlen (VCL_TEST_TOKEN_VERBOSE)))
610 cfg_verbose_toggle ();
612 else if (!strncmp (VCL_TEST_TOKEN_TXBUF_SIZE, ctrl->txbuf,
613 strlen (VCL_TEST_TOKEN_TXBUF_SIZE)))
614 cfg_txbuf_size_set ();
616 else if (!strncmp (VCL_TEST_TOKEN_NUM_TEST_SESS, ctrl->txbuf,
617 strlen (VCL_TEST_TOKEN_NUM_TEST_SESS)))
618 cfg_num_test_sessions_set ();
620 else if (!strncmp (VCL_TEST_TOKEN_NUM_WRITES, ctrl->txbuf,
621 strlen (VCL_TEST_TOKEN_NUM_WRITES)))
622 cfg_num_writes_set ();
624 else if (!strncmp (VCL_TEST_TOKEN_RXBUF_SIZE, ctrl->txbuf,
625 strlen (VCL_TEST_TOKEN_RXBUF_SIZE)))
626 cfg_rxbuf_size_set ();
628 else if (!strncmp (VCL_TEST_TOKEN_RUN_UNI, ctrl->txbuf,
629 strlen (VCL_TEST_TOKEN_RUN_UNI)))
630 rv = ctrl->cfg.test = VCL_TEST_TYPE_UNI;
632 else if (!strncmp (VCL_TEST_TOKEN_RUN_BI, ctrl->txbuf,
633 strlen (VCL_TEST_TOKEN_RUN_BI)))
634 rv = ctrl->cfg.test = VCL_TEST_TYPE_BI;
637 rv = VCL_TEST_TYPE_ECHO;
643 print_usage_and_exit (void)
646 "vcl_test_client [OPTIONS] <ipaddr> <port>\n"
648 " -h Print this message and exit.\n"
650 " -c Print test config before test.\n"
651 " -w <dir> Write test results to <dir>.\n"
652 " -X Exit after running test.\n"
653 " -p <proto> Use <proto> transport layer\n"
654 " -D Use UDP transport layer\n"
655 " -L Use TLS transport layer\n"
656 " -E Run Echo test.\n"
657 " -N <num-writes> Test Cfg: number of writes.\n"
658 " -R <rxbuf-size> Test Cfg: rx buffer size.\n"
659 " -T <txbuf-size> Test Cfg: tx buffer size.\n"
660 " -U Run Uni-directional test.\n"
661 " -B Run Bi-directional test.\n"
662 " -V Verbose mode.\n"
663 " -I <N> Use N sessions.\n"
664 " -s <N> Use N sessions.\n"
665 " -q <n> QUIC : use N Ssessions on top of n Qsessions\n");
670 vtc_process_opts (vcl_test_client_main_t * vcm, int argc, char **argv)
672 vcl_test_session_t *ctrl = &vcm->ctrl_session;
676 while ((c = getopt (argc, argv, "chnp:w:XE:I:N:R:T:UBV6DLs:q:")) != -1)
683 case 'I': /* deprecated */
685 if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sessions) != 1)
686 if (sscanf (optarg, "%u", &ctrl->cfg.num_test_sessions) != 1)
688 vtwrn ("Invalid value for option -%c!", c);
689 print_usage_and_exit ();
691 if (!ctrl->cfg.num_test_sessions ||
692 (ctrl->cfg.num_test_sessions > VCL_TEST_CFG_MAX_TEST_SESS))
694 vtwrn ("Invalid number of sessions (%d) specified for option -%c!"
695 "\n Valid range is 1 - %d",
696 ctrl->cfg.num_test_sessions, c,
697 VCL_TEST_CFG_MAX_TEST_SESS);
698 print_usage_and_exit ();
703 if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sessions_perq) != 1)
704 if (sscanf (optarg, "%u", &ctrl->cfg.num_test_sessions_perq) != 1)
706 vtwrn ("Invalid value for option -%c!", c);
707 print_usage_and_exit ();
709 if (!ctrl->cfg.num_test_sessions_perq ||
710 (ctrl->cfg.num_test_sessions_perq > VCL_TEST_CFG_MAX_TEST_SESS))
712 vtwrn ("Invalid number of Stream sessions (%d) per Qsession"
713 "for option -%c!\nValid range is 1 - %d",
714 ctrl->cfg.num_test_sessions_perq, c,
715 VCL_TEST_CFG_MAX_TEST_SESS);
716 print_usage_and_exit ();
721 if (sscanf (optarg, "%d", &v) != 1)
723 vtwrn ("Invalid value for option -%c!", c);
724 print_usage_and_exit ();
731 vcm->post_test = VCL_TEST_TYPE_EXIT;
735 if (strlen (optarg) > ctrl->txbuf_size)
737 vtwrn ("Option -%c value larger than txbuf size (%d)!",
738 optopt, ctrl->txbuf_size);
739 print_usage_and_exit ();
741 strncpy (ctrl->txbuf, optarg, ctrl->txbuf_size);
742 ctrl->cfg.test = VCL_TEST_TYPE_ECHO;
746 if (sscanf (optarg, "0x%lx", &ctrl->cfg.num_writes) != 1)
747 if (sscanf (optarg, "%ld", &ctrl->cfg.num_writes) != 1)
749 vtwrn ("Invalid value for option -%c!", c);
750 print_usage_and_exit ();
752 ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
756 if (sscanf (optarg, "0x%lx", &ctrl->cfg.rxbuf_size) != 1)
757 if (sscanf (optarg, "%ld", &ctrl->cfg.rxbuf_size) != 1)
759 vtwrn ("Invalid value for option -%c!", c);
760 print_usage_and_exit ();
762 if (ctrl->cfg.rxbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
764 ctrl->rxbuf_size = ctrl->cfg.rxbuf_size;
765 vcl_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ ,
766 (uint8_t **) & ctrl->rxbuf,
771 vtwrn ("rxbuf size (%lu) less than minumum (%u)",
772 ctrl->cfg.rxbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
773 print_usage_and_exit ();
779 if (sscanf (optarg, "0x%lx", &ctrl->cfg.txbuf_size) != 1)
780 if (sscanf (optarg, "%ld", &ctrl->cfg.txbuf_size) != 1)
782 vtwrn ("Invalid value for option -%c!", c);
783 print_usage_and_exit ();
785 if (ctrl->cfg.txbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN)
787 ctrl->txbuf_size = ctrl->cfg.txbuf_size;
788 vcl_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ ,
789 (uint8_t **) & ctrl->txbuf,
791 ctrl->cfg.total_bytes =
792 ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
796 vtwrn ("txbuf size (%lu) less than minumum (%u)!",
797 ctrl->cfg.txbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
798 print_usage_and_exit ();
803 ctrl->cfg.test = VCL_TEST_TYPE_UNI;
807 ctrl->cfg.test = VCL_TEST_TYPE_BI;
811 ctrl->cfg.verbose = 1;
815 ctrl->cfg.address_ip6 = 1;
819 if (vppcom_unformat_proto (&vcm->proto, optarg))
820 vtwrn ("Invalid vppcom protocol %s, defaulting to TCP", optarg);
823 case 'D': /* deprecated */
824 vcm->proto = VPPCOM_PROTO_UDP;
827 case 'L': /* deprecated */
828 vcm->proto = VPPCOM_PROTO_TLS;
835 case 'I': /* deprecated */
842 vtwrn ("Option -%c requires an argument.", optopt);
846 if (isprint (optopt))
847 vtwrn ("Unknown option `-%c'.", optopt);
849 vtwrn ("Unknown option character `\\x%x'.", optopt);
854 print_usage_and_exit ();
857 if (argc < (optind + 2))
859 vtwrn ("Insufficient number of arguments!");
860 print_usage_and_exit ();
863 ctrl->cfg.num_test_qsessions = vcm->proto != VPPCOM_PROTO_QUIC ? 0 :
864 (ctrl->cfg.num_test_sessions + ctrl->cfg.num_test_sessions_perq - 1) /
865 ctrl->cfg.num_test_sessions_perq;
867 memset (&vcm->server_addr, 0, sizeof (vcm->server_addr));
868 if (ctrl->cfg.address_ip6)
870 struct sockaddr_in6 *sddr6 = (struct sockaddr_in6 *) &vcm->server_addr;
871 sddr6->sin6_family = AF_INET6;
872 inet_pton (AF_INET6, argv[optind++], &(sddr6->sin6_addr));
873 sddr6->sin6_port = htons (atoi (argv[optind]));
875 vcm->server_endpt.is_ip4 = 0;
876 vcm->server_endpt.ip = (uint8_t *) & sddr6->sin6_addr;
877 vcm->server_endpt.port = (uint16_t) sddr6->sin6_port;
881 struct sockaddr_in *saddr4 = (struct sockaddr_in *) &vcm->server_addr;
882 saddr4->sin_family = AF_INET;
883 inet_pton (AF_INET, argv[optind++], &(saddr4->sin_addr));
884 saddr4->sin_port = htons (atoi (argv[optind]));
886 vcm->server_endpt.is_ip4 = 1;
887 vcm->server_endpt.ip = (uint8_t *) & saddr4->sin_addr;
888 vcm->server_endpt.port = (uint16_t) saddr4->sin_port;
893 vtc_read_user_input (vcl_test_session_t * ctrl)
895 printf ("\nType some characters and hit <return>\n"
896 "('" VCL_TEST_TOKEN_HELP "' for help): ");
898 if (fgets (ctrl->txbuf, ctrl->txbuf_size, stdin) != NULL)
900 if (strlen (ctrl->txbuf) == 1)
902 printf ("\nNothing to send! Please try again...\n");
905 ctrl->txbuf[strlen (ctrl->txbuf) - 1] = 0; // chomp the newline.
907 /* Parse input for keywords */
908 ctrl->cfg.test = parse_input ();
913 vtc_ctrl_session_exit (void)
915 vcl_test_client_main_t *vcm = &vcl_client_main;
916 vcl_test_session_t *ctrl = &vcm->ctrl_session;
917 int verbose = ctrl->cfg.verbose;
919 ctrl->cfg.test = VCL_TEST_TYPE_EXIT;
920 vtinf ("(fd %d): Sending exit cfg to server...", ctrl->fd);
922 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */);
923 (void) vcl_test_write (ctrl, (uint8_t *) &ctrl->cfg, sizeof (ctrl->cfg));
928 vtc_ctrl_session_init (vcl_test_client_main_t *vcm, vcl_test_session_t *ctrl)
932 ctrl->fd = vppcom_session_create (VPPCOM_PROTO_TCP, 0 /* is_nonblocking */);
935 vterr ("vppcom_session_create()", ctrl->fd);
939 vtinf ("Connecting to server...");
940 rv = vppcom_session_connect (ctrl->fd, &vcm->server_endpt);
943 vterr ("vppcom_session_connect()", rv);
946 vtinf ("Control session (fd %d) connected.", ctrl->fd);
948 ctrl->read = vcl_test_read;
949 ctrl->write = vcl_test_write;
951 ctrl->cfg.cmd = VCL_TEST_CMD_SYNC;
952 rv = vtc_cfg_sync (ctrl);
955 vterr ("vtc_cfg_sync()", rv);
959 ctrl->cfg.ctrl_handle = ((vcl_test_cfg_t *) ctrl->rxbuf)->ctrl_handle;
960 memset (&ctrl->stats, 0, sizeof (ctrl->stats));
966 vt_sigs_handler (int signum, siginfo_t *si, void *uc)
968 vcl_test_client_main_t *vcm = &vcl_client_main;
969 vcl_test_session_t *ctrl = &vcm->ctrl_session;
971 vcm->test_running = 0;
972 clock_gettime (CLOCK_REALTIME, &ctrl->stats.stop);
976 vt_incercept_sigs (void)
980 memset (&sa, 0, sizeof (sa));
981 sa.sa_sigaction = vt_sigs_handler;
982 sa.sa_flags = SA_SIGINFO;
983 if (sigaction (SIGINT, &sa, 0))
985 vtwrn ("couldn't intercept sigint");
991 main (int argc, char **argv)
993 vcl_test_client_main_t *vcm = &vcl_client_main;
994 vcl_test_session_t *ctrl = &vcm->ctrl_session;
995 vcl_test_main_t *vt = &vcl_test_main;
999 vcl_test_cfg_init (&ctrl->cfg);
1000 vcl_test_session_buf_alloc (ctrl);
1001 vtc_process_opts (vcm, argc, argv);
1002 vt_incercept_sigs ();
1004 vcm->workers = calloc (vcm->n_workers, sizeof (vcl_test_client_worker_t));
1005 vt->wrk = calloc (vcm->n_workers, sizeof (vcl_test_wrk_t));
1007 rv = vppcom_app_create ("vcl_test_client");
1009 vtfail ("vppcom_app_create()", rv);
1011 /* Protos like tls/dtls/quic need init */
1012 if (vt->protos[vcm->proto]->init)
1013 vt->protos[vcm->proto]->init (&ctrl->cfg);
1015 if ((rv = vtc_ctrl_session_init (vcm, ctrl)))
1016 vtfail ("vppcom_session_create() ctrl session", rv);
1018 /* Update ctrl port to data port */
1019 vcm->server_endpt.port += 1;
1021 while (ctrl->cfg.test != VCL_TEST_TYPE_EXIT)
1025 vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
1029 switch (ctrl->cfg.test)
1031 case VCL_TEST_TYPE_ECHO:
1032 vtc_echo_client (vcm);
1035 case VCL_TEST_TYPE_UNI:
1036 case VCL_TEST_TYPE_BI:
1037 vtc_stream_client (vcm);
1040 case VCL_TEST_TYPE_EXIT:
1043 case VCL_TEST_TYPE_NONE:
1047 switch (vcm->post_test)
1049 case VCL_TEST_TYPE_EXIT:
1050 switch (ctrl->cfg.test)
1052 case VCL_TEST_TYPE_EXIT:
1053 case VCL_TEST_TYPE_UNI:
1054 case VCL_TEST_TYPE_BI:
1055 case VCL_TEST_TYPE_ECHO:
1056 ctrl->cfg.test = VCL_TEST_TYPE_EXIT;
1059 case VCL_TEST_TYPE_NONE:
1065 case VCL_TEST_TYPE_NONE:
1066 case VCL_TEST_TYPE_ECHO:
1067 case VCL_TEST_TYPE_UNI:
1068 case VCL_TEST_TYPE_BI:
1073 memset (ctrl->txbuf, 0, ctrl->txbuf_size);
1074 memset (ctrl->rxbuf, 0, ctrl->rxbuf_size);
1076 vtc_read_user_input (ctrl);
1079 vtc_ctrl_session_exit ();
1080 vppcom_app_destroy ();
1081 free (vcm->workers);
1086 * fd.io coding-style-patch-verification: ON
1089 * eval: (c-set-style "gnu")