diff options
Diffstat (limited to 'src/plugins/hs_apps/vcl/sock_test_client.c')
| -rw-r--r-- | src/plugins/hs_apps/vcl/sock_test_client.c | 1277 |
1 files changed, 1277 insertions, 0 deletions
diff --git a/src/plugins/hs_apps/vcl/sock_test_client.c b/src/plugins/hs_apps/vcl/sock_test_client.c new file mode 100644 index 00000000000..ea89987f325 --- /dev/null +++ b/src/plugins/hs_apps/vcl/sock_test_client.c @@ -0,0 +1,1277 @@ +/* + * Copyright (c) 2017-2019 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: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#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 <hs_apps/vcl/sock_test.h> +#include <fcntl.h> +#ifndef VCL_TEST +#include <sys/un.h> +#endif + +typedef struct +{ +#ifdef VCL_TEST + vppcom_endpt_t server_endpt; +#else + int af_unix_echo_tx; + int af_unix_echo_rx; +#endif + struct sockaddr_storage server_addr; + uint32_t server_addr_size; + uint32_t cfg_seq_num; + vcl_test_session_t ctrl_socket; + vcl_test_session_t *test_socket; + uint32_t num_test_sockets; + uint8_t dump_cfg; +} sock_client_main_t; + +sock_client_main_t vcl_client_main; + + +static int +sock_test_cfg_sync (vcl_test_session_t * socket) +{ + sock_client_main_t *scm = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + vcl_test_cfg_t *rl_cfg = (vcl_test_cfg_t *) socket->rxbuf; + int rx_bytes, tx_bytes; + + if (socket->cfg.verbose) + vcl_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); + vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ ); + } + tx_bytes = sock_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 = sock_test_read (socket->fd, (uint8_t *) socket->rxbuf, + sizeof (vcl_test_cfg_t), NULL); + if (rx_bytes < 0) + return rx_bytes; + + if (rl_cfg->magic != VCL_TEST_CFG_CTRL_MAGIC) + { + fprintf (stderr, "CLIENT (fd %d): ERROR: Bad server reply cfg " + "-- aborting!\n", socket->fd); + return -1; + } + if ((rx_bytes != sizeof (vcl_test_cfg_t)) + || !vcl_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 (vcl_test_cfg_t)) + { + fprintf (stderr, "\tRx bytes %d != cfg size %lu\n", + rx_bytes, sizeof (vcl_test_cfg_t)); + } + else + { + vcl_test_cfg_dump (rl_cfg, 1 /* is_client */ ); + fprintf (stderr, "CLIENT (fd %d): Valid config sent to server.\n", + socket->fd); + vcl_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); + vcl_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 = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + vcl_test_session_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_sessions; n++) + { + tsock = &scm->test_socket[n]; + tsock->cfg = ctrl->cfg; + vcl_test_session_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; + +#ifdef VCL_TEST + rv = + vppcom_select (nfds, (unsigned long *) rfdset, + (unsigned long *) wfdset, NULL, 0); +#else + { + struct timeval timeout; + timeout.tv_sec = 0; + timeout.tv_usec = 0; + rv = select (nfds, rfdset, wfdset, NULL, &timeout); + } +#endif + 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_sessions; 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 = + sock_test_write (tsock->fd, (uint8_t *) tsock->txbuf, nbytes, + &tsock->stats, ctrl->cfg.verbose); + if (tx_bytes < 0) + { + fprintf (stderr, "\nCLIENT: ERROR: sock_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 = + sock_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); + +#ifndef VCL_TEST + { + int fd, errno_val; + struct sockaddr_un serveraddr; + uint8_t buffer[256]; + size_t nbytes = strlen (SOCK_TEST_MIXED_EPOLL_DATA) + 1; + struct timeval timeout; + + /* Open AF_UNIX socket and send an echo to test mixed epoll on server. + */ + fd = socket (AF_UNIX, SOCK_STREAM, 0); + if (fd < 0) + { + errno_val = errno; + perror ("ERROR in echo_test_client(): socket(AF_UNIX) failed"); + fprintf (stderr, + "CLIENT: ERROR: socket(AF_UNIX, SOCK_STREAM, 0) failed " + "(errno = %d)!\n", errno_val); + goto out; + } + memset (&serveraddr, 0, sizeof (serveraddr)); + serveraddr.sun_family = AF_UNIX; + strcpy (serveraddr.sun_path, SOCK_TEST_AF_UNIX_FILENAME); + rv = connect (fd, (struct sockaddr *) &serveraddr, SUN_LEN (&serveraddr)); + if (rv < 0) + { + errno_val = errno; + perror ("ERROR in echo_test_client(): connect() failed"); + fprintf (stderr, "CLIENT: ERROR: connect(fd %d, \"%s\", %lu) " + "failed (errno = %d)!\n", fd, SOCK_TEST_AF_UNIX_FILENAME, + SUN_LEN (&serveraddr), errno_val); + goto done; + } + + scm->af_unix_echo_tx++; + strcpy ((char *) buffer, SOCK_TEST_MIXED_EPOLL_DATA); + timeout.tv_sec = 0; + timeout.tv_usec = 250000; + select (0, NULL, NULL, NULL, &timeout); /* delay .25 secs */ + rv = write (fd, buffer, nbytes); + if (rv < 0) + { + errno_val = errno; + perror ("ERROR in echo_test_client(): write() failed"); + fprintf (stderr, "CLIENT: ERROR: write(fd %d, \"%s\", %lu) " + "failed (errno = %d)!\n", fd, buffer, nbytes, errno_val); + goto done; + } + else if (rv < nbytes) + { + fprintf (stderr, "CLIENT: ERROR: write(fd %d, \"%s\", %lu) " + "returned %d!\n", fd, buffer, nbytes, rv); + goto done; + } + + printf ("CLIENT (AF_UNIX): TX (%d bytes) - '%s'\n", rv, buffer); + memset (buffer, 0, sizeof (buffer)); + rv = read (fd, buffer, nbytes); + if (rv < 0) + { + errno_val = errno; + perror ("ERROR in echo_test_client(): read() failed"); + fprintf (stderr, "CLIENT: ERROR: read(fd %d, %p, %lu) " + "failed (errno = %d)!\n", fd, buffer, nbytes, errno_val); + goto done; + } + else if (rv < nbytes) + { + fprintf (stderr, "CLIENT: ERROR: read(fd %d, %p, %lu) " + "returned %d!\n", fd, buffer, nbytes, rv); + goto done; + } + + if (!strncmp (SOCK_TEST_MIXED_EPOLL_DATA, (const char *) buffer, nbytes)) + { + printf ("CLIENT (AF_UNIX): RX (%d bytes) - '%s'\n", rv, buffer); + scm->af_unix_echo_rx++; + } + else + printf ("CLIENT (AF_UNIX): ERROR: RX (%d bytes) - '%s'\n", rv, buffer); + + done: + close (fd); + out: + ; + } +#endif + + for (i = 0; i < ctrl->cfg.num_test_sessions; 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); + vcl_test_stats_dump (buf, &tsock->stats, + 1 /* show_rx */ , 1 /* show tx */ , + ctrl->cfg.verbose); + } + + vcl_test_stats_accumulate (&ctrl->stats, &tsock->stats); + } + + if (ctrl->cfg.verbose) + { + vcl_test_stats_dump ("CLIENT RESULTS", &ctrl->stats, + 1 /* show_rx */ , 1 /* show tx */ , + ctrl->cfg.verbose); + vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ ); + + if (ctrl->cfg.verbose > 1) + { + printf (" ctrl socket info\n" + VCL_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" + VCL_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 (vcl_test_t test) +{ + sock_client_main_t *scm = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + vcl_test_session_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 == VCL_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 == VCL_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_sessions; n++) + { + tsock = &scm->test_socket[n]; + tsock->cfg = ctrl->cfg; + vcl_test_session_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; + +#ifdef VCL_TEST + rv = + vppcom_select (nfds, (unsigned long *) rfdset, + (unsigned long *) wfdset, NULL, 0); +#else + { + struct timeval timeout; + timeout.tv_sec = 0; + timeout.tv_usec = 0; + rv = select (nfds, rfdset, wfdset, NULL, &timeout); + } +#endif + 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_sessions; i++) + { + tsock = &scm->test_socket[i]; + if (!((tsock->stats.stop.tv_sec == 0) && + (tsock->stats.stop.tv_nsec == 0))) + continue; + + if ((test == VCL_TEST_TYPE_BI) && + FD_ISSET (tsock->fd, rfdset) && + (tsock->stats.rx_bytes < ctrl->cfg.total_bytes)) + { + (void) sock_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 = sock_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: sock_test_write(%d) " + "failed -- aborting test!\n", tsock->fd); + return; + } + } + + if (((test == VCL_TEST_TYPE_UNI) && + (tsock->stats.tx_bytes >= ctrl->cfg.total_bytes)) || + ((test == VCL_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_sessions; i++) + { + tsock = &scm->test_socket[i]; + + if (ctrl->cfg.verbose) + { + static char buf[64]; + + sprintf (buf, "CLIENT (fd %d) RESULTS", tsock->fd); + vcl_test_stats_dump (buf, &tsock->stats, + test == VCL_TEST_TYPE_BI /* show_rx */ , + 1 /* show tx */ , ctrl->cfg.verbose); + } + + vcl_test_stats_accumulate (&ctrl->stats, &tsock->stats); + } + + vcl_test_stats_dump ("CLIENT RESULTS", &ctrl->stats, + test == VCL_TEST_TYPE_BI /* show_rx */ , + 1 /* show tx */ , ctrl->cfg.verbose); + vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ ); + + if (ctrl->cfg.verbose) + { + printf (" ctrl socket info\n" + VCL_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" + VCL_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 = VCL_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 == VCL_TEST_TYPE_BI ? "Bi" : "Uni"); +} + +static void +exit_client (void) +{ + sock_client_main_t *scm = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + vcl_test_session_t *tsock; + int i; + +#ifndef VCL_TEST + printf ("CLIENT: af_unix_echo_tx %d, af_unix_echo_rx %d\n", + scm->af_unix_echo_tx, scm->af_unix_echo_rx); +#endif + for (i = 0; i < ctrl->cfg.num_test_sessions; i++) + { + tsock = &scm->test_socket[i]; + tsock->cfg.test = VCL_TEST_TYPE_EXIT; + + /* coverity[COPY_PASTE_ERROR] */ + if (ctrl->cfg.verbose) + { + printf ("\nCLIENT (fd %d): Sending exit cfg to server...\n", + tsock->fd); + vcl_test_cfg_dump (&tsock->cfg, 1 /* is_client */ ); + } + (void) sock_test_write (tsock->fd, (uint8_t *) & tsock->cfg, + sizeof (tsock->cfg), &tsock->stats, + ctrl->cfg.verbose); + } + + ctrl->cfg.test = VCL_TEST_TYPE_EXIT; + if (ctrl->cfg.verbose) + { + printf ("\nCLIENT (fd %d): Sending exit cfg to server...\n", ctrl->fd); + vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ ); + } + (void) sock_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 = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + vcl_test_session_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]; +#ifdef VCL_TEST + vppcom_session_close (tsock->fd); +#else + close (tsock->fd); +#endif + free (tsock->txbuf); + free (tsock->rxbuf); + } + } + + else if (num_test_sockets > scm->num_test_sockets) + { + tsock = realloc (scm->test_socket, + sizeof (vcl_test_session_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]; +#ifdef VCL_TEST + 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; + } +#else + tsock->fd = socket (ctrl->cfg.address_ip6 ? AF_INET6 : AF_INET, + ctrl->cfg.transport_udp ? + SOCK_DGRAM : SOCK_STREAM, 0); +#endif + 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; + } + if (fcntl (tsock->fd, F_SETFL, O_NONBLOCK) < 0) + { + errno_val = errno; + perror ("ERROR in sock_test_connect_test_sockets()"); + fprintf (stderr, "CLIENT: ERROR: fcntl failed (errno = %d)!\n", + errno_val); + return -1; + } + +#ifdef VCL_TEST + rv = vppcom_session_connect (tsock->fd, &scm->server_endpt); + if (rv) + { + errno = -rv; + rv = -1; + } +#else + rv = + connect (tsock->fd, (struct sockaddr *) &scm->server_addr, + scm->server_addr_size); +#endif + 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; + vcl_test_session_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 VCL_TEST_TOKEN_HELP + "\t\t\tDisplay help." + INDENT VCL_TEST_TOKEN_EXIT + "\t\t\tExit test client & server." + INDENT VCL_TEST_TOKEN_SHOW_CFG + "\t\t\tShow the current test cfg." + INDENT VCL_TEST_TOKEN_RUN_UNI + "\t\t\tRun the Uni-directional test." + INDENT VCL_TEST_TOKEN_RUN_BI + "\t\t\tRun the Bi-directional test." + INDENT VCL_TEST_TOKEN_VERBOSE + "\t\t\tToggle verbose setting." + INDENT VCL_TEST_TOKEN_RXBUF_SIZE + "<rxbuf size>\tRx buffer size (bytes)." + INDENT VCL_TEST_TOKEN_TXBUF_SIZE + "<txbuf size>\tTx buffer size (bytes)." + INDENT VCL_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 = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_TXBUF_SIZE); + uint64_t txbuf_size = strtoull ((const char *) p, NULL, 10); + + if (txbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN) + { + ctrl->cfg.txbuf_size = txbuf_size; + ctrl->cfg.total_bytes = ctrl->cfg.num_writes * ctrl->cfg.txbuf_size; + vcl_test_buf_alloc (&ctrl->cfg, 0 /* is_rxbuf */ , + (uint8_t **) & ctrl->txbuf, &ctrl->txbuf_size); + vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ ); + } + else + fprintf (stderr, "CLIENT: ERROR: Invalid txbuf size (%lu) < " + "minimum buf size (%u)!\n", + txbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN); +} + +static void +cfg_num_writes_set (void) +{ + sock_client_main_t *scm = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + char *p = ctrl->txbuf + strlen (VCL_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; + vcl_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 = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_NUM_TEST_SESS); + uint32_t num_test_sockets = strtoul ((const char *) p, NULL, 10); + + if ((num_test_sockets > 0) && + (num_test_sockets <= VCL_TEST_CFG_MAX_TEST_SESS)) + { + ctrl->cfg.num_test_sessions = num_test_sockets; + sock_test_connect_test_sockets (num_test_sockets); + + vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ ); + } + else + { + fprintf (stderr, "CLIENT: ERROR: invalid num test sockets: " + "%u, (%d max)\n", + num_test_sockets, VCL_TEST_CFG_MAX_TEST_SESS); + } +} + +static void +cfg_rxbuf_size_set (void) +{ + sock_client_main_t *scm = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_RXBUF_SIZE); + uint64_t rxbuf_size = strtoull ((const char *) p, NULL, 10); + + if (rxbuf_size >= VCL_TEST_CFG_BUF_SIZE_MIN) + { + ctrl->cfg.rxbuf_size = rxbuf_size; + vcl_test_buf_alloc (&ctrl->cfg, 1 /* is_rxbuf */ , + (uint8_t **) & ctrl->rxbuf, &ctrl->rxbuf_size); + vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ ); + } + else + fprintf (stderr, "CLIENT: ERROR: Invalid rxbuf size (%lu) < " + "minimum buf size (%u)!\n", + rxbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN); +} + +static void +cfg_verbose_toggle (void) +{ + sock_client_main_t *scm = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + + ctrl->cfg.verbose = ctrl->cfg.verbose ? 0 : 1; + vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ ); + +} + +static vcl_test_t +parse_input () +{ + sock_client_main_t *scm = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + vcl_test_t rv = VCL_TEST_TYPE_NONE; + + if (!strncmp (VCL_TEST_TOKEN_EXIT, ctrl->txbuf, + strlen (VCL_TEST_TOKEN_EXIT))) + rv = VCL_TEST_TYPE_EXIT; + + else if (!strncmp (VCL_TEST_TOKEN_HELP, ctrl->txbuf, + strlen (VCL_TEST_TOKEN_HELP))) + dump_help (); + + else if (!strncmp (VCL_TEST_TOKEN_SHOW_CFG, ctrl->txbuf, + strlen (VCL_TEST_TOKEN_SHOW_CFG))) + scm->dump_cfg = 1; + + else if (!strncmp (VCL_TEST_TOKEN_VERBOSE, ctrl->txbuf, + strlen (VCL_TEST_TOKEN_VERBOSE))) + cfg_verbose_toggle (); + + else if (!strncmp (VCL_TEST_TOKEN_TXBUF_SIZE, ctrl->txbuf, + strlen (VCL_TEST_TOKEN_TXBUF_SIZE))) + cfg_txbuf_size_set (); + + else if (!strncmp (VCL_TEST_TOKEN_NUM_TEST_SESS, ctrl->txbuf, + strlen (VCL_TEST_TOKEN_NUM_TEST_SESS))) + cfg_num_test_sockets_set (); + + else if (!strncmp (VCL_TEST_TOKEN_NUM_WRITES, ctrl->txbuf, + strlen (VCL_TEST_TOKEN_NUM_WRITES))) + cfg_num_writes_set (); + + else if (!strncmp (VCL_TEST_TOKEN_RXBUF_SIZE, ctrl->txbuf, + strlen (VCL_TEST_TOKEN_RXBUF_SIZE))) + cfg_rxbuf_size_set (); + + else if (!strncmp (VCL_TEST_TOKEN_RUN_UNI, ctrl->txbuf, + strlen (VCL_TEST_TOKEN_RUN_UNI))) + rv = ctrl->cfg.test = VCL_TEST_TYPE_UNI; + + else if (!strncmp (VCL_TEST_TOKEN_RUN_BI, ctrl->txbuf, + strlen (VCL_TEST_TOKEN_RUN_BI))) + rv = ctrl->cfg.test = VCL_TEST_TYPE_BI; + + else + rv = VCL_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 = &vcl_client_main; + vcl_test_session_t *ctrl = &scm->ctrl_socket; + int c, rv, errno_val; + vcl_test_t post_test = VCL_TEST_TYPE_NONE; + + vcl_test_cfg_init (&ctrl->cfg); + vcl_test_session_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_sessions) != 1) + if (sscanf (optarg, "%u", &ctrl->cfg.num_test_sessions) != 1) + { + fprintf (stderr, "CLIENT: ERROR: Invalid value for " + "option -%c!\n", c); + print_usage_and_exit (); + } + if (!ctrl->cfg.num_test_sessions || + (ctrl->cfg.num_test_sessions > 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_sessions, 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 = VCL_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 = VCL_TEST_TYPE_ECHO; + break; + + case 'I': + if (sscanf (optarg, "0x%x", &ctrl->cfg.num_test_sessions) != 1) + if (sscanf (optarg, "%d", &ctrl->cfg.num_test_sessions) != 1) + { + fprintf (stderr, "CLIENT: ERROR: Invalid value for " + "option -%c!\n", c); + print_usage_and_exit (); + } + if (ctrl->cfg.num_test_sessions > VCL_TEST_CFG_MAX_TEST_SESS) + { + fprintf (stderr, "CLIENT: ERROR: value greater than max " + "number test sockets (%d)!", VCL_TEST_CFG_MAX_TEST_SESS); + 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 >= VCL_TEST_CFG_BUF_SIZE_MIN) + { + ctrl->rxbuf_size = ctrl->cfg.rxbuf_size; + vcl_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, VCL_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 >= VCL_TEST_CFG_BUF_SIZE_MIN) + { + ctrl->txbuf_size = ctrl->cfg.txbuf_size; + vcl_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, VCL_TEST_CFG_BUF_SIZE_MIN); + print_usage_and_exit (); + } + break; + + case 'U': + ctrl->cfg.test = VCL_TEST_TYPE_UNI; + break; + + case 'B': + ctrl->cfg.test = VCL_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 (); + } + +#ifdef VCL_TEST + 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; + } + } +#else + ctrl->fd = socket (ctrl->cfg.address_ip6 ? AF_INET6 : AF_INET, + ctrl->cfg.transport_udp ? SOCK_DGRAM : SOCK_STREAM, 0); +#endif + + 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])); + } + +#ifdef VCL_TEST + 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; + } +#endif + + do + { + printf ("\nCLIENT: Connecting to server...\n"); + +#ifdef VCL_TEST + rv = vppcom_session_connect (ctrl->fd, &scm->server_endpt); + if (rv) + { + errno = -rv; + rv = -1; + } +#else + rv = + connect (ctrl->fd, (struct sockaddr *) &scm->server_addr, + scm->server_addr_size); +#endif + 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_sessions); + + while (ctrl->cfg.test != VCL_TEST_TYPE_EXIT) + { + if (scm->dump_cfg) + { + vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ ); + scm->dump_cfg = 0; + } + + switch (ctrl->cfg.test) + { + case VCL_TEST_TYPE_ECHO: + echo_test_client (); + break; + + case VCL_TEST_TYPE_UNI: + case VCL_TEST_TYPE_BI: + stream_test_client (ctrl->cfg.test); + break; + + case VCL_TEST_TYPE_EXIT: + continue; + + case VCL_TEST_TYPE_NONE: + default: + break; + } + switch (post_test) + { + case VCL_TEST_TYPE_EXIT: + switch (ctrl->cfg.test) + { + case VCL_TEST_TYPE_EXIT: + case VCL_TEST_TYPE_UNI: + case VCL_TEST_TYPE_BI: + case VCL_TEST_TYPE_ECHO: + ctrl->cfg.test = VCL_TEST_TYPE_EXIT; + continue; + + case VCL_TEST_TYPE_NONE: + default: + break; + } + break; + + case VCL_TEST_TYPE_NONE: + case VCL_TEST_TYPE_ECHO: + case VCL_TEST_TYPE_UNI: + case VCL_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" + "('" VCL_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 (); +#ifdef VCL_TEST + vppcom_session_close (ctrl->fd); + vppcom_app_destroy (); + return 0; +#else + close (ctrl->fd); + return (scm->af_unix_echo_tx == scm->af_unix_echo_rx) ? 0 : -1; +#endif +} + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |