vpp - Vector Packet Processing

diff options

Diffstat (limited to 'src/vnet/tcp/tcp_input.c')

-rw-r--r--

1 files changed, 5 insertions, 5 deletions

/* * Copyright (c) 2017 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 <vcl/sock_test.h> typedef struct { #ifdef VCL_TEST vppcom_endpt_t server_endpt; #endif struct sockaddr_in server_addr; 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 */ ); tx_bytes = sock_test_write (socket->fd, (uint8_t *) & ctrl->cfg, sizeof (ctrl->cfg), NULL, ctrl->cfg.verbose); if (tx_bytes < 0) { fprintf (stderr, "ERROR: write test cfg failed (%d)!\n", tx_bytes); return tx_bytes; } rx_bytes = sock_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, "ERROR: Bad server reply cfg -- aborting!\n"); return -1; } 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 */ ); } if ((rx_bytes != sizeof (sock_test_cfg_t)) || !sock_test_cfg_verify (rl_cfg, &ctrl->cfg)) { fprintf (stderr, "ERROR: Invalid config received from server -- aborting!\n"); sock_test_cfg_dump (rl_cfg, 1 /* is_client */ ); return -1; } 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); sock_test_cfg_sync (tsock); 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, (uint64_t *) rfdset, (uint64_t *) 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, "\nERROR: 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 = sock_test_write (tsock->fd, (uint8_t *) tsock->txbuf, nbytes, &tsock->stats, ctrl->cfg.verbose); if (tx_bytes < 0) { fprintf (stderr, "\nERROR: 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 ("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, "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; #ifdef VCL_TEST rv = vppcom_select (nfds, (uint64_t *) rfdset, (uint64_t *) 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, "\nERROR: 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 = sock_test_write (tsock->fd, (uint8_t *) tsock->txbuf, ctrl->cfg.txbuf_size, &tsock->stats, ctrl->cfg.verbose); if (tx_bytes < 0) { fprintf (stderr, "\nERROR: sock_test_write(%d) failed " "-- aborting test!\n", tsock->fd); return; } } if ((test == SOCK_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 (((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, "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, "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) sock_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) 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 = &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]; #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 (sock_test_socket_t) * num_test_sockets); if (!tsock) { errno_val = errno; perror ("ERROR in sock_test_connect_test_sockets()"); fprintf (stderr, "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 (VPPCOM_VRF_DEFAULT, VPPCOM_PROTO_TCP, 1 /* is_nonblocking */ ); if (tsock->fd < 0) { errno = -tsock->fd; tsock->fd = -1; } #else tsock->fd = socket (AF_INET, SOCK_STREAM, 0); #endif if (tsock->fd < 0) { errno_val = errno; perror ("ERROR in sock_test_connect_test_sockets()"); fprintf (stderr, "ERROR: socket failed (errno = %d)!\n", errno_val); return tsock->fd; } #ifdef VCL_TEST rv = vppcom_session_connect (tsock->fd, &scm->server_endpt); #else rv = connect (tsock->fd, (struct sockaddr *) &scm->server_addr, sizeof (scm->server_addr)); #endif if (rv < 0) { errno_val = errno; perror ("ERROR in main()"); fprintf (stderr, "ERROR: connect failed (errno = %d)!\n", errno_val); } 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 ("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, "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, "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, "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, "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 (!strcmp (SOCK_TEST_TOKEN_EXIT, ctrl->txbuf)) rv = SOCK_TEST_TYPE_EXIT; else if (!strcmp (SOCK_TEST_TOKEN_HELP, ctrl->txbuf)) dump_help (); else if (!strcmp (SOCK_TEST_TOKEN_SHOW_CFG, ctrl->txbuf)) scm->dump_cfg = 1; else if (!strcmp (SOCK_TEST_TOKEN_VERBOSE, ctrl->txbuf)) 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" " -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:UBV")) != -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, "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, "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, "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, "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, "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, "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, "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, "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, "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, "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, "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 '?': switch (optopt) { case 'E': case 'I': case 'N': case 'R': case 'T': case 'w': fprintf (stderr, "ERROR: Option -%c requires an argument.\n", optopt); break; default: if (isprint (optopt)) fprintf (stderr, "ERROR: Unknown option `-%c'.\n", optopt); else fprintf (stderr, "ERROR: Unknown option character `\\x%x'.\n", optopt); } /* fall thru */ case 'h': default: print_usage_and_exit (); } if (argc < (optind + 2)) { fprintf (stderr, "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 (VPPCOM_VRF_DEFAULT, VPPCOM_PROTO_TCP, 0 /* is_nonblocking */ ); if (ctrl->fd < 0) { errno = -ctrl->fd; ctrl->fd = -1; } } #else ctrl->fd = socket (AF_INET, SOCK_STREAM, 0); #endif if (ctrl->fd < 0) { errno_val = errno; perror ("ERROR in main()"); fprintf (stderr, "ERROR: socket failed (errno = %d)!\n", errno_val); return ctrl->fd; } memset (&scm->server_addr, 0, sizeof (scm->server_addr)); scm->server_addr.sin_family = AF_INET; inet_pton (AF_INET, argv[optind++], &(scm->server_addr.sin_addr)); scm->server_addr.sin_port = htons (atoi (argv[optind])); #ifdef VCL_TEST scm->server_endpt.vrf = VPPCOM_VRF_DEFAULT; scm->server_endpt.is_ip4 = (scm->server_addr.sin_family == AF_INET); scm->server_endpt.ip = (uint8_t *) & scm->server_addr.sin_addr; scm->server_endpt.port = (uint16_t) scm->server_addr.sin_port; #endif do { printf ("\nCLIENT: Connecting to server...\n"); #ifdef VCL_TEST rv = vppcom_session_connect (ctrl->fd, &scm->server_endpt); #else rv = connect (ctrl->fd, (struct sockaddr *) &scm->server_addr, sizeof (scm->server_addr)); #endif if (rv < 0) { errno_val = errno; perror ("ERROR in main()"); fprintf (stderr, "ERROR: connect failed (errno = %d)!\n", errno_val); } 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 ("\nType 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 (); #ifdef VCL_TEST vppcom_session_close (ctrl->fd); vppcom_app_destroy (); #else close (ctrl->fd); #endif return 0; } /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */


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