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authorDave Wallace <dwallacelf@gmail.com>2018-06-24 21:21:21 -0400
committerFlorin Coras <florin.coras@gmail.com>2018-06-25 20:11:05 +0000
commite4d5a652a392c9f74501da5778a7fe161b183476 (patch)
tree32cdee1112347b920db4410f43fbe3079eeb443d /src/vcl/vcl_test_client.c
parent4c5422ee52960fa151611aa94a76e363e1be98bd (diff)
VCL: Refactor VCL test (part 1)
Change-Id: I6a326e24ed953b1cef63bd4010a3bedd6c4a7b1c Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Diffstat (limited to 'src/vcl/vcl_test_client.c')
-rw-r--r--src/vcl/vcl_test_client.c1096
1 files changed, 1092 insertions, 4 deletions
diff --git a/src/vcl/vcl_test_client.c b/src/vcl/vcl_test_client.c
index e1a4c6b74d4..af3e01dbb20 100644
--- a/src/vcl/vcl_test_client.c
+++ b/src/vcl/vcl_test_client.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2017 Cisco and/or its affiliates.
+ * Copyright (c) 2017-2018 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
@@ -13,10 +13,1098 @@
* limitations under the License.
*/
-#define VCL_TEST
+#include <unistd.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <stdio.h>
+#include <time.h>
+#include <arpa/inet.h>
+#include <vcl/vcl_test.h>
-#include <vcl/vppcom.h>
-#include <vcl/sock_test_client.c>
+typedef struct
+{
+ vppcom_endpt_t server_endpt;
+ struct sockaddr_storage server_addr;
+ uint32_t server_addr_size;
+ uint32_t cfg_seq_num;
+ sock_test_socket_t ctrl_socket;
+ sock_test_socket_t *test_socket;
+ uint32_t num_test_sockets;
+ uint8_t dump_cfg;
+} sock_client_main_t;
+
+sock_client_main_t sock_client_main;
+
+
+static int
+sock_test_cfg_sync (sock_test_socket_t * socket)
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ sock_test_cfg_t *rl_cfg = (sock_test_cfg_t *) socket->rxbuf;
+ int rx_bytes, tx_bytes;
+
+ if (socket->cfg.verbose)
+ sock_test_cfg_dump (&socket->cfg, 1 /* is_client */ );
+
+ ctrl->cfg.seq_num = ++scm->cfg_seq_num;
+ if (socket->cfg.verbose)
+ {
+ printf ("CLIENT (fd %d): Sending config sent to server.\n", socket->fd);
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ }
+ tx_bytes = vcl_test_write (socket->fd, (uint8_t *) & ctrl->cfg,
+ sizeof (ctrl->cfg), NULL, ctrl->cfg.verbose);
+ if (tx_bytes < 0)
+ {
+ fprintf (stderr, "CLIENT (fd %d): ERROR: write test cfg failed (%d)!\n",
+ socket->fd, tx_bytes);
+ return tx_bytes;
+ }
+
+ rx_bytes = vcl_test_read (socket->fd, (uint8_t *) socket->rxbuf,
+ sizeof (sock_test_cfg_t), NULL);
+ if (rx_bytes < 0)
+ return rx_bytes;
+
+ if (rl_cfg->magic != SOCK_TEST_CFG_CTRL_MAGIC)
+ {
+ fprintf (stderr, "CLIENT (fd %d): ERROR: Bad server reply cfg "
+ "-- aborting!\n", socket->fd);
+ return -1;
+ }
+ if ((rx_bytes != sizeof (sock_test_cfg_t))
+ || !sock_test_cfg_verify (rl_cfg, &ctrl->cfg))
+ {
+ fprintf (stderr, "CLIENT (fd %d): ERROR: Invalid config received "
+ "from server!\n", socket->fd);
+ if (rx_bytes != sizeof (sock_test_cfg_t))
+ {
+ fprintf (stderr, "\tRx bytes %d != cfg size %lu\n",
+ rx_bytes, sizeof (sock_test_cfg_t));
+ }
+ else
+ {
+ sock_test_cfg_dump (rl_cfg, 1 /* is_client */ );
+ fprintf (stderr, "CLIENT (fd %d): Valid config sent to server.\n",
+ socket->fd);
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ }
+ return -1;
+ }
+ else if (socket->cfg.verbose)
+ {
+ printf ("CLIENT (fd %d): Got config back from server.\n", socket->fd);
+ sock_test_cfg_dump (rl_cfg, 1 /* is_client */ );
+ }
+ ctrl->cfg.ctrl_handle = ((ctrl->cfg.ctrl_handle == ~0) ?
+ rl_cfg->ctrl_handle : ctrl->cfg.ctrl_handle);
+
+ return 0;
+}
+
+static void
+echo_test_client ()
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ sock_test_socket_t *tsock;
+ int rx_bytes, tx_bytes, nbytes;
+ uint32_t i, n;
+ int rv;
+ int nfds = 0;
+ fd_set wr_fdset, rd_fdset;
+ fd_set _wfdset, *wfdset = &_wfdset;
+ fd_set _rfdset, *rfdset = &_rfdset;
+
+ FD_ZERO (&wr_fdset);
+ FD_ZERO (&rd_fdset);
+ memset (&ctrl->stats, 0, sizeof (ctrl->stats));
+ ctrl->cfg.total_bytes = nbytes = strlen (ctrl->txbuf) + 1;
+ for (n = 0; n != ctrl->cfg.num_test_sockets; n++)
+ {
+ tsock = &scm->test_socket[n];
+ tsock->cfg = ctrl->cfg;
+ sock_test_socket_buf_alloc (tsock);
+ if (sock_test_cfg_sync (tsock))
+ return;
+
+ memcpy (tsock->txbuf, ctrl->txbuf, nbytes);
+ memset (&tsock->stats, 0, sizeof (tsock->stats));
+
+ FD_SET (tsock->fd, &wr_fdset);
+ FD_SET (tsock->fd, &rd_fdset);
+ nfds = ((tsock->fd + 1) > nfds) ? (tsock->fd + 1) : nfds;
+ }
+
+ nfds++;
+ clock_gettime (CLOCK_REALTIME, &ctrl->stats.start);
+ while (n)
+ {
+ _wfdset = wr_fdset;
+ _rfdset = rd_fdset;
+
+ rv = vppcom_select (nfds, (uint64_t *) rfdset, (uint64_t *) wfdset,
+ NULL, 0);
+ if (rv < 0)
+ {
+ perror ("select()");
+ fprintf (stderr, "\nCLIENT: ERROR: select() failed -- "
+ "aborting test!\n");
+ return;
+ }
+ else if (rv == 0)
+ continue;
+
+ for (i = 0; i < ctrl->cfg.num_test_sockets; i++)
+ {
+ tsock = &scm->test_socket[i];
+ if (!((tsock->stats.stop.tv_sec == 0) &&
+ (tsock->stats.stop.tv_nsec == 0)))
+ continue;
+
+ if (FD_ISSET (tsock->fd, wfdset) &&
+ (tsock->stats.tx_bytes < ctrl->cfg.total_bytes))
+
+ {
+ tx_bytes =
+ vcl_test_write (tsock->fd, (uint8_t *) tsock->txbuf, nbytes,
+ &tsock->stats, ctrl->cfg.verbose);
+ if (tx_bytes < 0)
+ {
+ fprintf (stderr, "\nCLIENT: ERROR: vcl_test_write(%d) "
+ "failed -- aborting test!\n", tsock->fd);
+ return;
+ }
+
+ printf ("CLIENT (fd %d): TX (%d bytes) - '%s'\n",
+ tsock->fd, tx_bytes, tsock->txbuf);
+ }
+
+ if ((FD_ISSET (tsock->fd, rfdset)) &&
+ (tsock->stats.rx_bytes < ctrl->cfg.total_bytes))
+ {
+ rx_bytes =
+ vcl_test_read (tsock->fd, (uint8_t *) tsock->rxbuf,
+ nbytes, &tsock->stats);
+ if (rx_bytes > 0)
+ {
+ printf ("CLIENT (fd %d): RX (%d bytes) - '%s'\n",
+ tsock->fd, rx_bytes, tsock->rxbuf);
+
+ if (tsock->stats.rx_bytes != tsock->stats.tx_bytes)
+ printf ("CLIENT: WARNING: bytes read (%lu) "
+ "!= bytes written (%lu)!\n",
+ tsock->stats.rx_bytes, tsock->stats.tx_bytes);
+ }
+ }
+
+ if (tsock->stats.rx_bytes >= ctrl->cfg.total_bytes)
+ {
+ clock_gettime (CLOCK_REALTIME, &tsock->stats.stop);
+ n--;
+ }
+ }
+ }
+ clock_gettime (CLOCK_REALTIME, &ctrl->stats.stop);
+
+ for (i = 0; i < ctrl->cfg.num_test_sockets; i++)
+ {
+ tsock = &scm->test_socket[i];
+ tsock->stats.start = ctrl->stats.start;
+
+ if (ctrl->cfg.verbose)
+ {
+ static char buf[64];
+
+ sprintf (buf, "CLIENT (fd %d) RESULTS", tsock->fd);
+ sock_test_stats_dump (buf, &tsock->stats,
+ 1 /* show_rx */ , 1 /* show tx */ ,
+ ctrl->cfg.verbose);
+ }
+
+ sock_test_stats_accumulate (&ctrl->stats, &tsock->stats);
+ }
+
+ if (ctrl->cfg.verbose)
+ {
+ sock_test_stats_dump ("CLIENT RESULTS", &ctrl->stats,
+ 1 /* show_rx */ , 1 /* show tx */ ,
+ ctrl->cfg.verbose);
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+
+ if (ctrl->cfg.verbose > 1)
+ {
+ printf (" ctrl socket info\n"
+ SOCK_TEST_SEPARATOR_STRING
+ " fd: %d (0x%08x)\n"
+ " rxbuf: %p\n"
+ " rxbuf size: %u (0x%08x)\n"
+ " txbuf: %p\n"
+ " txbuf size: %u (0x%08x)\n"
+ SOCK_TEST_SEPARATOR_STRING,
+ ctrl->fd, (uint32_t) ctrl->fd,
+ ctrl->rxbuf, ctrl->rxbuf_size, ctrl->rxbuf_size,
+ ctrl->txbuf, ctrl->txbuf_size, ctrl->txbuf_size);
+ }
+ }
+}
+
+static void
+stream_test_client (sock_test_t test)
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ sock_test_socket_t *tsock;
+ int tx_bytes;
+ uint32_t i, n;
+ int rv;
+ int nfds = 0;
+ fd_set wr_fdset, rd_fdset;
+ fd_set _wfdset, *wfdset = &_wfdset;
+ fd_set _rfdset, *rfdset = (test == SOCK_TEST_TYPE_BI) ? &_rfdset : 0;
+
+ ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
+ ctrl->cfg.ctrl_handle = ~0;
+
+ printf ("\n" SOCK_TEST_BANNER_STRING
+ "CLIENT (fd %d): %s-directional Stream Test!\n\n"
+ "CLIENT (fd %d): Sending config to server on ctrl socket...\n",
+ ctrl->fd, test == SOCK_TEST_TYPE_BI ? "Bi" : "Uni", ctrl->fd);
+
+ if (sock_test_cfg_sync (ctrl))
+ {
+ fprintf (stderr, "CLIENT: ERROR: test cfg sync failed -- aborting!");
+ return;
+ }
+
+ FD_ZERO (&wr_fdset);
+ FD_ZERO (&rd_fdset);
+ memset (&ctrl->stats, 0, sizeof (ctrl->stats));
+ for (n = 0; n != ctrl->cfg.num_test_sockets; n++)
+ {
+ tsock = &scm->test_socket[n];
+ tsock->cfg = ctrl->cfg;
+ sock_test_socket_buf_alloc (tsock);
+ printf ("CLIENT (fd %d): Sending config to server on "
+ "test socket %d...\n", tsock->fd, n);
+ sock_test_cfg_sync (tsock);
+
+ /* Fill payload with incrementing uint32's */
+ for (i = 0; i < tsock->txbuf_size; i++)
+ tsock->txbuf[i] = i & 0xff;
+
+ memset (&tsock->stats, 0, sizeof (tsock->stats));
+ FD_SET (tsock->fd, &wr_fdset);
+ FD_SET (tsock->fd, &rd_fdset);
+ nfds = ((tsock->fd + 1) > nfds) ? (tsock->fd + 1) : nfds;
+ }
+
+ nfds++;
+ clock_gettime (CLOCK_REALTIME, &ctrl->stats.start);
+ while (n)
+ {
+ _wfdset = wr_fdset;
+ _rfdset = rd_fdset;
+
+ rv = vppcom_select (nfds, (uint64_t *) rfdset, (uint64_t *) wfdset,
+ NULL, 0);
+ if (rv < 0)
+ {
+ perror ("select()");
+ fprintf (stderr, "\nCLIENT: ERROR: select() failed -- "
+ "aborting test!\n");
+ return;
+ }
+ else if (rv == 0)
+ continue;
+
+ for (i = 0; i < ctrl->cfg.num_test_sockets; i++)
+ {
+ tsock = &scm->test_socket[i];
+ if (!((tsock->stats.stop.tv_sec == 0) &&
+ (tsock->stats.stop.tv_nsec == 0)))
+ continue;
+
+ if ((test == SOCK_TEST_TYPE_BI) &&
+ FD_ISSET (tsock->fd, rfdset) &&
+ (tsock->stats.rx_bytes < ctrl->cfg.total_bytes))
+ {
+ (void) vcl_test_read (tsock->fd,
+ (uint8_t *) tsock->rxbuf,
+ tsock->rxbuf_size, &tsock->stats);
+ }
+
+ if (FD_ISSET (tsock->fd, wfdset) &&
+ (tsock->stats.tx_bytes < ctrl->cfg.total_bytes))
+ {
+ tx_bytes =
+ vcl_test_write (tsock->fd, (uint8_t *) tsock->txbuf,
+ ctrl->cfg.txbuf_size, &tsock->stats,
+ ctrl->cfg.verbose);
+ if (tx_bytes < 0)
+ {
+ fprintf (stderr, "\nCLIENT: ERROR: vcl_test_write(%d) "
+ "failed -- aborting test!\n", tsock->fd);
+ return;
+ }
+ }
+
+ if (((test == SOCK_TEST_TYPE_UNI) &&
+ (tsock->stats.tx_bytes >= ctrl->cfg.total_bytes)) ||
+ ((test == SOCK_TEST_TYPE_BI) &&
+ (tsock->stats.rx_bytes >= ctrl->cfg.total_bytes)))
+ {
+ clock_gettime (CLOCK_REALTIME, &tsock->stats.stop);
+ n--;
+ }
+ }
+ }
+ clock_gettime (CLOCK_REALTIME, &ctrl->stats.stop);
+
+ printf ("CLIENT (fd %d): Sending config to server on ctrl socket...\n",
+ ctrl->fd);
+
+ if (sock_test_cfg_sync (ctrl))
+ {
+ fprintf (stderr, "CLIENT: ERROR: test cfg sync failed -- aborting!");
+ return;
+ }
+
+ for (i = 0; i < ctrl->cfg.num_test_sockets; i++)
+ {
+ tsock = &scm->test_socket[i];
+
+ if (ctrl->cfg.verbose)
+ {
+ static char buf[64];
+
+ sprintf (buf, "CLIENT (fd %d) RESULTS", tsock->fd);
+ sock_test_stats_dump (buf, &tsock->stats,
+ test == SOCK_TEST_TYPE_BI /* show_rx */ ,
+ 1 /* show tx */ , ctrl->cfg.verbose);
+ }
+
+ sock_test_stats_accumulate (&ctrl->stats, &tsock->stats);
+ }
+
+ sock_test_stats_dump ("CLIENT RESULTS", &ctrl->stats,
+ test == SOCK_TEST_TYPE_BI /* show_rx */ ,
+ 1 /* show tx */ , ctrl->cfg.verbose);
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+
+ if (ctrl->cfg.verbose)
+ {
+ printf (" ctrl socket info\n"
+ SOCK_TEST_SEPARATOR_STRING
+ " fd: %d (0x%08x)\n"
+ " rxbuf: %p\n"
+ " rxbuf size: %u (0x%08x)\n"
+ " txbuf: %p\n"
+ " txbuf size: %u (0x%08x)\n"
+ SOCK_TEST_SEPARATOR_STRING,
+ ctrl->fd, (uint32_t) ctrl->fd,
+ ctrl->rxbuf, ctrl->rxbuf_size, ctrl->rxbuf_size,
+ ctrl->txbuf, ctrl->txbuf_size, ctrl->txbuf_size);
+ }
+
+ ctrl->cfg.test = SOCK_TEST_TYPE_ECHO;
+ if (sock_test_cfg_sync (ctrl))
+ fprintf (stderr, "CLIENT: ERROR: post-test cfg sync failed!");
+
+ printf ("CLIENT (fd %d): %s-directional Stream Test Complete!\n"
+ SOCK_TEST_BANNER_STRING "\n", ctrl->fd,
+ test == SOCK_TEST_TYPE_BI ? "Bi" : "Uni");
+}
+
+static void
+exit_client (void)
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ sock_test_socket_t *tsock;
+ int i;
+
+ for (i = 0; i < ctrl->cfg.num_test_sockets; i++)
+ {
+ tsock = &scm->test_socket[i];
+ tsock->cfg.test = SOCK_TEST_TYPE_EXIT;
+
+ /* coverity[COPY_PASTE_ERROR] */
+ if (ctrl->cfg.verbose)
+ {
+ printf ("\nCLIENT (fd %d): Sending exit cfg to server...\n",
+ tsock->fd);
+ sock_test_cfg_dump (&tsock->cfg, 1 /* is_client */ );
+ }
+ (void) vcl_test_write (tsock->fd, (uint8_t *) & tsock->cfg,
+ sizeof (tsock->cfg), &tsock->stats,
+ ctrl->cfg.verbose);
+ }
+
+ ctrl->cfg.test = SOCK_TEST_TYPE_EXIT;
+ if (ctrl->cfg.verbose)
+ {
+ printf ("\nCLIENT (fd %d): Sending exit cfg to server...\n", ctrl->fd);
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ }
+ (void) vcl_test_write (ctrl->fd, (uint8_t *) & ctrl->cfg,
+ sizeof (ctrl->cfg), &ctrl->stats, ctrl->cfg.verbose);
+ printf ("\nCLIENT: So long and thanks for all the fish!\n\n");
+ sleep (1);
+}
+
+static int
+sock_test_connect_test_sockets (uint32_t num_test_sockets)
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ sock_test_socket_t *tsock;
+ int i, rv, errno_val;
+
+ if (num_test_sockets < 1)
+ {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (num_test_sockets < scm->num_test_sockets)
+ {
+ for (i = scm->num_test_sockets - 1; i >= num_test_sockets; i--)
+ {
+ tsock = &scm->test_socket[i];
+ vppcom_session_close (tsock->fd);
+ free (tsock->txbuf);
+ free (tsock->rxbuf);
+ }
+ }
+
+ else if (num_test_sockets > scm->num_test_sockets)
+ {
+ tsock = realloc (scm->test_socket,
+ sizeof (sock_test_socket_t) * num_test_sockets);
+ if (!tsock)
+ {
+ errno_val = errno;
+ perror ("ERROR in sock_test_connect_test_sockets()");
+ fprintf (stderr, "CLIENT: ERROR: socket failed (errno = %d)!\n",
+ errno_val);
+ return -1;
+ }
+
+ if (!scm->test_socket)
+ memset (tsock, 0, sizeof (*tsock));
+
+ scm->test_socket = tsock;
+ for (i = scm->num_test_sockets; i < num_test_sockets; i++)
+ {
+ tsock = &scm->test_socket[i];
+ tsock->fd = vppcom_session_create (ctrl->cfg.transport_udp ?
+ VPPCOM_PROTO_UDP :
+ VPPCOM_PROTO_TCP,
+ 1 /* is_nonblocking */ );
+ if (tsock->fd < 0)
+ {
+ errno = -tsock->fd;
+ tsock->fd = -1;
+ }
+ if (tsock->fd < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in sock_test_connect_test_sockets()");
+ fprintf (stderr, "CLIENT: ERROR: socket failed (errno = %d)!\n",
+ errno_val);
+ return tsock->fd;
+ }
+
+ rv = vppcom_session_connect (tsock->fd, &scm->server_endpt);
+ if (rv)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ if (rv < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in sock_test_connect_test_sockets()");
+ fprintf (stderr, "CLIENT: ERROR: connect failed "
+ "(errno = %d)!\n", errno_val);
+ return -1;
+ }
+ tsock->cfg = ctrl->cfg;
+ sock_test_socket_buf_alloc (tsock);
+ sock_test_cfg_sync (tsock);
+
+ printf ("CLIENT (fd %d): Test socket %d connected.\n",
+ tsock->fd, i);
+ }
+ }
+
+ scm->num_test_sockets = num_test_sockets;
+ printf ("CLIENT: All sockets (%d) connected!\n", scm->num_test_sockets + 1);
+ return 0;
+}
+
+static void
+dump_help (void)
+{
+#define INDENT "\n "
+
+ printf ("CLIENT: Test configuration commands:"
+ INDENT SOCK_TEST_TOKEN_HELP
+ "\t\t\tDisplay help."
+ INDENT SOCK_TEST_TOKEN_EXIT
+ "\t\t\tExit test client & server."
+ INDENT SOCK_TEST_TOKEN_SHOW_CFG
+ "\t\t\tShow the current test cfg."
+ INDENT SOCK_TEST_TOKEN_RUN_UNI
+ "\t\t\tRun the Uni-directional test."
+ INDENT SOCK_TEST_TOKEN_RUN_BI
+ "\t\t\tRun the Bi-directional test."
+ INDENT SOCK_TEST_TOKEN_VERBOSE
+ "\t\t\tToggle verbose setting."
+ INDENT SOCK_TEST_TOKEN_RXBUF_SIZE
+ "<rxbuf size>\tRx buffer size (bytes)."
+ INDENT SOCK_TEST_TOKEN_TXBUF_SIZE
+ "<txbuf size>\tTx buffer size (bytes)."
+ INDENT SOCK_TEST_TOKEN_NUM_WRITES
+ "<# of writes>\tNumber of txbuf writes to server." "\n");
+}
+
+static void
+cfg_txbuf_size_set (void)
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ char *p = ctrl->txbuf + strlen (SOCK_TEST_TOKEN_TXBUF_SIZE);
+ uint64_t txbuf_size = strtoull ((const char *) p, NULL, 10);
+
+ if (txbuf_size >= SOCK_TEST_CFG_BUF_SIZE_MIN)
+ {
+ ctrl->cfg.txbuf_size = txbuf_size;
+ ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
+ sock_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ ,
+ (uint8_t **) & ctrl->txbuf, &ctrl->txbuf_size);
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ }
+ else
+ fprintf (stderr, "CLIENT: ERROR: Invalid txbuf size (%lu) < "
+ "minimum buf size (%u)!\n",
+ txbuf_size, SOCK_TEST_CFG_BUF_SIZE_MIN);
+}
+
+static void
+cfg_num_writes_set (void)
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ char *p = ctrl->txbuf + strlen (SOCK_TEST_TOKEN_NUM_WRITES);
+ uint32_t num_writes = strtoul ((const char *) p, NULL, 10);
+
+ if (num_writes > 0)
+ {
+ ctrl->cfg.num_writes = num_writes;
+ ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ }
+ else
+ {
+ fprintf (stderr, "CLIENT: ERROR: invalid num writes: %u\n", num_writes);
+ }
+}
+
+static void
+cfg_num_test_sockets_set (void)
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ char *p = ctrl->txbuf + strlen (SOCK_TEST_TOKEN_NUM_TEST_SCKTS);
+ uint32_t num_test_sockets = strtoul ((const char *) p, NULL, 10);
+
+ if ((num_test_sockets > 0) &&
+ (num_test_sockets <= SOCK_TEST_CFG_MAX_TEST_SCKTS))
+ {
+ ctrl->cfg.num_test_sockets = num_test_sockets;
+ sock_test_connect_test_sockets (num_test_sockets);
+
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ }
+ else
+ {
+ fprintf (stderr, "CLIENT: ERROR: invalid num test sockets: "
+ "%u, (%d max)\n",
+ num_test_sockets, SOCK_TEST_CFG_MAX_TEST_SCKTS);
+ }
+}
+
+static void
+cfg_rxbuf_size_set (void)
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ char *p = ctrl->txbuf + strlen (SOCK_TEST_TOKEN_RXBUF_SIZE);
+ uint64_t rxbuf_size = strtoull ((const char *) p, NULL, 10);
+
+ if (rxbuf_size >= SOCK_TEST_CFG_BUF_SIZE_MIN)
+ {
+ ctrl->cfg.rxbuf_size = rxbuf_size;
+ sock_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ ,
+ (uint8_t **) & ctrl->rxbuf, &ctrl->rxbuf_size);
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ }
+ else
+ fprintf (stderr, "CLIENT: ERROR: Invalid rxbuf size (%lu) < "
+ "minimum buf size (%u)!\n",
+ rxbuf_size, SOCK_TEST_CFG_BUF_SIZE_MIN);
+}
+
+static void
+cfg_verbose_toggle (void)
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+
+ ctrl->cfg.verbose = ctrl->cfg.verbose ? 0 : 1;
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+
+}
+
+static sock_test_t
+parse_input ()
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ sock_test_t rv = SOCK_TEST_TYPE_NONE;
+
+ if (!strncmp (SOCK_TEST_TOKEN_EXIT, ctrl->txbuf,
+ strlen (SOCK_TEST_TOKEN_EXIT)))
+ rv = SOCK_TEST_TYPE_EXIT;
+
+ else if (!strncmp (SOCK_TEST_TOKEN_HELP, ctrl->txbuf,
+ strlen (SOCK_TEST_TOKEN_HELP)))
+ dump_help ();
+
+ else if (!strncmp (SOCK_TEST_TOKEN_SHOW_CFG, ctrl->txbuf,
+ strlen (SOCK_TEST_TOKEN_SHOW_CFG)))
+ scm->dump_cfg = 1;
+
+ else if (!strncmp (SOCK_TEST_TOKEN_VERBOSE, ctrl->txbuf,
+ strlen (SOCK_TEST_TOKEN_VERBOSE)))
+ cfg_verbose_toggle ();
+
+ else if (!strncmp (SOCK_TEST_TOKEN_TXBUF_SIZE, ctrl->txbuf,
+ strlen (SOCK_TEST_TOKEN_TXBUF_SIZE)))
+ cfg_txbuf_size_set ();
+
+ else if (!strncmp (SOCK_TEST_TOKEN_NUM_TEST_SCKTS, ctrl->txbuf,
+ strlen (SOCK_TEST_TOKEN_NUM_TEST_SCKTS)))
+ cfg_num_test_sockets_set ();
+
+ else if (!strncmp (SOCK_TEST_TOKEN_NUM_WRITES, ctrl->txbuf,
+ strlen (SOCK_TEST_TOKEN_NUM_WRITES)))
+ cfg_num_writes_set ();
+
+ else if (!strncmp (SOCK_TEST_TOKEN_RXBUF_SIZE, ctrl->txbuf,
+ strlen (SOCK_TEST_TOKEN_RXBUF_SIZE)))
+ cfg_rxbuf_size_set ();
+
+ else if (!strncmp (SOCK_TEST_TOKEN_RUN_UNI, ctrl->txbuf,
+ strlen (SOCK_TEST_TOKEN_RUN_UNI)))
+ rv = ctrl->cfg.test = SOCK_TEST_TYPE_UNI;
+
+ else if (!strncmp (SOCK_TEST_TOKEN_RUN_BI, ctrl->txbuf,
+ strlen (SOCK_TEST_TOKEN_RUN_BI)))
+ rv = ctrl->cfg.test = SOCK_TEST_TYPE_BI;
+
+ else
+ rv = SOCK_TEST_TYPE_ECHO;
+
+ return rv;
+}
+
+void
+print_usage_and_exit (void)
+{
+ fprintf (stderr,
+ "sock_test_client [OPTIONS] <ipaddr> <port>\n"
+ " OPTIONS\n"
+ " -h Print this message and exit.\n"
+ " -6 Use IPv6\n"
+ " -u Use UDP transport layer\n"
+ " -c Print test config before test.\n"
+ " -w <dir> Write test results to <dir>.\n"
+ " -X Exit after running test.\n"
+ " -E Run Echo test.\n"
+ " -N <num-writes> Test Cfg: number of writes.\n"
+ " -R <rxbuf-size> Test Cfg: rx buffer size.\n"
+ " -T <txbuf-size> Test Cfg: tx buffer size.\n"
+ " -U Run Uni-directional test.\n"
+ " -B Run Bi-directional test.\n"
+ " -V Verbose mode.\n");
+ exit (1);
+}
+
+int
+main (int argc, char **argv)
+{
+ sock_client_main_t *scm = &sock_client_main;
+ sock_test_socket_t *ctrl = &scm->ctrl_socket;
+ int c, rv, errno_val;
+ sock_test_t post_test = SOCK_TEST_TYPE_NONE;
+
+ sock_test_cfg_init (&ctrl->cfg);
+ sock_test_socket_buf_alloc (ctrl);
+
+ opterr = 0;
+ while ((c = getopt (argc, argv, "chn:w:XE:I:N:R:T:UBV6D")) != -1)
+ switch (c)
+ {
+ case 'c':
+ scm->dump_cfg = 1;
+ break;
+
+ case 's':
+ if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sockets) != 1)
+ if (sscanf (optarg, "%u", &ctrl->cfg.num_test_sockets) != 1)
+ {
+ fprintf (stderr, "CLIENT: ERROR: Invalid value for "
+ "option -%c!\n", c);
+ print_usage_and_exit ();
+ }
+ if (!ctrl->cfg.num_test_sockets ||
+ (ctrl->cfg.num_test_sockets > FD_SETSIZE))
+ {
+ fprintf (stderr, "CLIENT: ERROR: Invalid number of "
+ "sockets (%d) specified for option -%c!\n"
+ " Valid range is 1 - %d\n",
+ ctrl->cfg.num_test_sockets, c, FD_SETSIZE);
+ print_usage_and_exit ();
+ }
+ break;
+
+ case 'w':
+ fprintf (stderr, "CLIENT: Writing test results to files is TBD.\n");
+ break;
+
+ case 'X':
+ post_test = SOCK_TEST_TYPE_EXIT;
+ break;
+
+ case 'E':
+ if (strlen (optarg) > ctrl->txbuf_size)
+ {
+ fprintf (stderr, "CLIENT: ERROR: Option -%c value "
+ "larger than txbuf size (%d)!\n",
+ optopt, ctrl->txbuf_size);
+ print_usage_and_exit ();
+ }
+ strcpy (ctrl->txbuf, optarg);
+ ctrl->cfg.test = SOCK_TEST_TYPE_ECHO;
+ break;
+
+ case 'I':
+ if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sockets) != 1)
+ if (sscanf (optarg, "%d", &ctrl->cfg.num_test_sockets) != 1)
+ {
+ fprintf (stderr, "CLIENT: ERROR: Invalid value for "
+ "option -%c!\n", c);
+ print_usage_and_exit ();
+ }
+ if (ctrl->cfg.num_test_sockets > SOCK_TEST_CFG_MAX_TEST_SCKTS)
+ {
+ fprintf (stderr, "CLIENT: ERROR: value greater than max "
+ "number test sockets (%d)!",
+ SOCK_TEST_CFG_MAX_TEST_SCKTS);
+ print_usage_and_exit ();
+ }
+ break;
+
+ case 'N':
+ if (sscanf (optarg, "0x%lx", &ctrl->cfg.num_writes) != 1)
+ if (sscanf (optarg, "%ld", &ctrl->cfg.num_writes) != 1)
+ {
+ fprintf (stderr, "CLIENT: ERROR: Invalid value for "
+ "option -%c!\n", c);
+ print_usage_and_exit ();
+ }
+ ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
+ break;
+
+ case 'R':
+ if (sscanf (optarg, "0x%lx", &ctrl->cfg.rxbuf_size) != 1)
+ if (sscanf (optarg, "%ld", &ctrl->cfg.rxbuf_size) != 1)
+ {
+ fprintf (stderr, "CLIENT: ERROR: Invalid value for "
+ "option -%c!\n", c);
+ print_usage_and_exit ();
+ }
+ if (ctrl->cfg.rxbuf_size >= SOCK_TEST_CFG_BUF_SIZE_MIN)
+ {
+ ctrl->rxbuf_size = ctrl->cfg.rxbuf_size;
+ sock_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ ,
+ (uint8_t **) & ctrl->rxbuf,
+ &ctrl->rxbuf_size);
+ }
+ else
+ {
+ fprintf (stderr, "CLIENT: ERROR: rxbuf size (%lu) "
+ "less than minumum (%u)\n",
+ ctrl->cfg.rxbuf_size, SOCK_TEST_CFG_BUF_SIZE_MIN);
+ print_usage_and_exit ();
+ }
+
+ break;
+
+ case 'T':
+ if (sscanf (optarg, "0x%lx", &ctrl->cfg.txbuf_size) != 1)
+ if (sscanf (optarg, "%ld", &ctrl->cfg.txbuf_size) != 1)
+ {
+ fprintf (stderr, "CLIENT: ERROR: Invalid value "
+ "for option -%c!\n", c);
+ print_usage_and_exit ();
+ }
+ if (ctrl->cfg.txbuf_size >= SOCK_TEST_CFG_BUF_SIZE_MIN)
+ {
+ ctrl->txbuf_size = ctrl->cfg.txbuf_size;
+ sock_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ ,
+ (uint8_t **) & ctrl->txbuf,
+ &ctrl->txbuf_size);
+ ctrl->cfg.total_bytes =
+ ctrl->cfg.num_writes * ctrl->cfg.txbuf_size;
+ }
+ else
+ {
+ fprintf (stderr, "CLIENT: ERROR: txbuf size (%lu) "
+ "less than minumum (%u)!\n",
+ ctrl->cfg.txbuf_size, SOCK_TEST_CFG_BUF_SIZE_MIN);
+ print_usage_and_exit ();
+ }
+ break;
+
+ case 'U':
+ ctrl->cfg.test = SOCK_TEST_TYPE_UNI;
+ break;
+
+ case 'B':
+ ctrl->cfg.test = SOCK_TEST_TYPE_BI;
+ break;
+
+ case 'V':
+ ctrl->cfg.verbose = 1;
+ break;
+
+ case '6':
+ ctrl->cfg.address_ip6 = 1;
+ break;
+
+ case 'D':
+ ctrl->cfg.transport_udp = 1;
+ break;
+
+ case '?':
+ switch (optopt)
+ {
+ case 'E':
+ case 'I':
+ case 'N':
+ case 'R':
+ case 'T':
+ case 'w':
+ fprintf (stderr, "CLIENT: ERROR: Option -%c "
+ "requires an argument.\n", optopt);
+ break;
+
+ default:
+ if (isprint (optopt))
+ fprintf (stderr, "CLIENT: ERROR: Unknown "
+ "option `-%c'.\n", optopt);
+ else
+ fprintf (stderr, "CLIENT: ERROR: Unknown "
+ "option character `\\x%x'.\n", optopt);
+ }
+ /* fall thru */
+ case 'h':
+ default:
+ print_usage_and_exit ();
+ }
+
+ if (argc < (optind + 2))
+ {
+ fprintf (stderr, "CLIENT: ERROR: Insufficient number of arguments!\n");
+ print_usage_and_exit ();
+ }
+
+ ctrl->fd = vppcom_app_create ("vcl_test_client");
+ if (ctrl->fd < 0)
+ {
+ errno = -ctrl->fd;
+ ctrl->fd = -1;
+ }
+ else
+ {
+ ctrl->fd = vppcom_session_create (ctrl->cfg.transport_udp ?
+ VPPCOM_PROTO_UDP :
+ VPPCOM_PROTO_TCP,
+ 0 /* is_nonblocking */ );
+ if (ctrl->fd < 0)
+ {
+ errno = -ctrl->fd;
+ ctrl->fd = -1;
+ }
+ }
+
+ if (ctrl->fd < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main()");
+ fprintf (stderr, "CLIENT: ERROR: socket "
+ "failed (errno = %d)!\n", errno_val);
+ return ctrl->fd;
+ }
+
+ memset (&scm->server_addr, 0, sizeof (scm->server_addr));
+ if (ctrl->cfg.address_ip6)
+ {
+ struct sockaddr_in6 *server_addr =
+ (struct sockaddr_in6 *) &scm->server_addr;
+ scm->server_addr_size = sizeof (*server_addr);
+ server_addr->sin6_family = AF_INET6;
+ inet_pton (AF_INET6, argv[optind++], &(server_addr->sin6_addr));
+ server_addr->sin6_port = htons (atoi (argv[optind]));
+ }
+ else
+ {
+ struct sockaddr_in *server_addr =
+ (struct sockaddr_in *) &scm->server_addr;
+ scm->server_addr_size = sizeof (*server_addr);
+ server_addr->sin_family = AF_INET;
+ inet_pton (AF_INET, argv[optind++], &(server_addr->sin_addr));
+ server_addr->sin_port = htons (atoi (argv[optind]));
+ }
+
+ if (ctrl->cfg.address_ip6)
+ {
+ struct sockaddr_in6 *server_addr =
+ (struct sockaddr_in6 *) &scm->server_addr;
+ scm->server_endpt.is_ip4 = 0;
+ scm->server_endpt.ip = (uint8_t *) & server_addr->sin6_addr;
+ scm->server_endpt.port = (uint16_t) server_addr->sin6_port;
+ }
+ else
+ {
+ struct sockaddr_in *server_addr =
+ (struct sockaddr_in *) &scm->server_addr;
+ scm->server_endpt.is_ip4 = 1;
+ scm->server_endpt.ip = (uint8_t *) & server_addr->sin_addr;
+ scm->server_endpt.port = (uint16_t) server_addr->sin_port;
+ }
+
+ do
+ {
+ printf ("\nCLIENT: Connecting to server...\n");
+
+ rv = vppcom_session_connect (ctrl->fd, &scm->server_endpt);
+ if (rv)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ if (rv < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main()");
+ fprintf (stderr, "CLIENT: ERROR: connect failed (errno = %d)!\n",
+ errno_val);
+ return -1;
+ }
+
+ sock_test_cfg_sync (ctrl);
+ printf ("CLIENT (fd %d): Control socket connected.\n", ctrl->fd);
+ }
+ while (rv < 0);
+
+ sock_test_connect_test_sockets (ctrl->cfg.num_test_sockets);
+
+ while (ctrl->cfg.test != SOCK_TEST_TYPE_EXIT)
+ {
+ if (scm->dump_cfg)
+ {
+ sock_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ scm->dump_cfg = 0;
+ }
+
+ switch (ctrl->cfg.test)
+ {
+ case SOCK_TEST_TYPE_ECHO:
+ echo_test_client ();
+ break;
+
+ case SOCK_TEST_TYPE_UNI:
+ case SOCK_TEST_TYPE_BI:
+ stream_test_client (ctrl->cfg.test);
+ break;
+
+ case SOCK_TEST_TYPE_EXIT:
+ continue;
+
+ case SOCK_TEST_TYPE_NONE:
+ default:
+ break;
+ }
+ switch (post_test)
+ {
+ case SOCK_TEST_TYPE_EXIT:
+ switch (ctrl->cfg.test)
+ {
+ case SOCK_TEST_TYPE_EXIT:
+ case SOCK_TEST_TYPE_UNI:
+ case SOCK_TEST_TYPE_BI:
+ case SOCK_TEST_TYPE_ECHO:
+ ctrl->cfg.test = SOCK_TEST_TYPE_EXIT;
+ continue;
+
+ case SOCK_TEST_TYPE_NONE:
+ default:
+ break;
+ }
+ break;
+
+ case SOCK_TEST_TYPE_NONE:
+ case SOCK_TEST_TYPE_ECHO:
+ case SOCK_TEST_TYPE_UNI:
+ case SOCK_TEST_TYPE_BI:
+ default:
+ break;
+ }
+
+ memset (ctrl->txbuf, 0, ctrl->txbuf_size);
+ memset (ctrl->rxbuf, 0, ctrl->rxbuf_size);
+
+ printf ("\nCLIENT: Type some characters and hit <return>\n"
+ "('" SOCK_TEST_TOKEN_HELP "' for help): ");
+
+ if (fgets (ctrl->txbuf, ctrl->txbuf_size, stdin) != NULL)
+ {
+ if (strlen (ctrl->txbuf) == 1)
+ {
+ printf ("\nCLIENT: Nothing to send! Please try again...\n");
+ continue;
+ }
+ ctrl->txbuf[strlen (ctrl->txbuf) - 1] = 0; // chomp the newline.
+
+ /* Parse input for keywords */
+ ctrl->cfg.test = parse_input ();
+ }
+ }
+
+ exit_client ();
+ vppcom_session_close (ctrl->fd);
+ vppcom_app_destroy ();
+ return 0;
+}
/*
* fd.io coding-style-patch-verification: ON