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-rw-r--r--src/plugins/hs_apps/CMakeLists.txt37
-rw-r--r--src/plugins/hs_apps/sapi/quic_echo.c (renamed from src/plugins/hs_apps/quic_echo.c)0
-rw-r--r--src/plugins/hs_apps/sapi/tcp_echo.c (renamed from src/plugins/hs_apps/tcp_echo.c)0
-rw-r--r--src/plugins/hs_apps/sapi/udp_echo.c (renamed from src/plugins/hs_apps/udp_echo.c)0
-rw-r--r--src/plugins/hs_apps/vcl/sock_test.h122
-rw-r--r--src/plugins/hs_apps/vcl/sock_test_client.c1277
-rw-r--r--src/plugins/hs_apps/vcl/sock_test_server.c1015
-rw-r--r--src/plugins/hs_apps/vcl/vcl_test.h538
-rw-r--r--src/plugins/hs_apps/vcl/vcl_test_client.c1097
-rw-r--r--src/plugins/hs_apps/vcl/vcl_test_server.c743
10 files changed, 4823 insertions, 6 deletions
diff --git a/src/plugins/hs_apps/CMakeLists.txt b/src/plugins/hs_apps/CMakeLists.txt
index e7885c3d1bf..bf1f49cfa42 100644
--- a/src/plugins/hs_apps/CMakeLists.txt
+++ b/src/plugins/hs_apps/CMakeLists.txt
@@ -11,6 +11,9 @@
# See the License for the specific language governing permissions and
# limitations under the License.
+##############################################################################
+# vpp builtin hs apps
+##############################################################################
add_vpp_plugin(hs_apps
SOURCES
echo_client.c
@@ -20,24 +23,46 @@ add_vpp_plugin(hs_apps
proxy.c
)
-option(VPP_BUILD_SESSION_ECHO_APPS "Build session echo apps." ON)
-if(VPP_BUILD_SESSION_ECHO_APPS)
+##############################################################################
+# vpp external hs apps that use the "raw" session layer api
+##############################################################################
+option(VPP_BUILD_HS_SAPI_APPS "Build hs apps that use the session api." ON)
+if(VPP_BUILD_HS_SAPI_APPS)
add_vpp_executable(tcp_echo
- SOURCES tcp_echo.c
+ SOURCES sapi/tcp_echo.c
LINK_LIBRARIES vlibmemoryclient svm vppinfra pthread m rt
DEPENDS api_headers
NO_INSTALL
)
add_vpp_executable(quic_echo
- SOURCES quic_echo.c
+ SOURCES sapi/quic_echo.c
LINK_LIBRARIES vlibmemoryclient svm vppinfra pthread m rt
DEPENDS api_headers
NO_INSTALL
)
add_vpp_executable(udp_echo
- SOURCES udp_echo.c
+ SOURCES sapi/udp_echo.c
LINK_LIBRARIES vlibmemoryclient svm vppinfra pthread m rt
DEPENDS api_headers
NO_INSTALL
)
-endif(VPP_BUILD_SESSION_ECHO_APPS)
+endif(VPP_BUILD_HS_SAPI_APPS)
+
+##############################################################################
+# vcl tests
+##############################################################################
+option(VPP_BUILD_VCL_TESTS "Build vcl tests." ON)
+if(VPP_BUILD_VCL_TESTS)
+ foreach(test
+ vcl_test_server
+ vcl_test_client
+ sock_test_server
+ sock_test_client
+ )
+ add_vpp_executable(${test}
+ SOURCES "vcl/${test}.c"
+ LINK_LIBRARIES vppcom pthread
+ NO_INSTALL
+ )
+ endforeach()
+endif(VPP_BUILD_VCL_TESTS)
diff --git a/src/plugins/hs_apps/quic_echo.c b/src/plugins/hs_apps/sapi/quic_echo.c
index a62af642b2f..a62af642b2f 100644
--- a/src/plugins/hs_apps/quic_echo.c
+++ b/src/plugins/hs_apps/sapi/quic_echo.c
diff --git a/src/plugins/hs_apps/tcp_echo.c b/src/plugins/hs_apps/sapi/tcp_echo.c
index 6c3ce928490..6c3ce928490 100644
--- a/src/plugins/hs_apps/tcp_echo.c
+++ b/src/plugins/hs_apps/sapi/tcp_echo.c
diff --git a/src/plugins/hs_apps/udp_echo.c b/src/plugins/hs_apps/sapi/udp_echo.c
index c9992befe98..c9992befe98 100644
--- a/src/plugins/hs_apps/udp_echo.c
+++ b/src/plugins/hs_apps/sapi/udp_echo.c
diff --git a/src/plugins/hs_apps/vcl/sock_test.h b/src/plugins/hs_apps/vcl/sock_test.h
new file mode 100644
index 00000000000..9f7f4379ce7
--- /dev/null
+++ b/src/plugins/hs_apps/vcl/sock_test.h
@@ -0,0 +1,122 @@
+/*
+ * 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.
+ */
+
+#ifndef __sock_test_h__
+#define __sock_test_h__
+
+#include <netdb.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <hs_apps/vcl/vcl_test.h>
+
+#define SOCK_TEST_AF_UNIX_FILENAME "/tmp/ldp_server_af_unix_socket"
+#define SOCK_TEST_MIXED_EPOLL_DATA "Hello, world! (over an AF_UNIX socket)"
+#define SOCK_TEST_AF_UNIX_ACCEPT_DATA 0xaf0000af
+#define SOCK_TEST_AF_UNIX_FD_MASK 0x00af0000
+#define SOCK_TEST_BANNER_STRING \
+ "============================================\n"
+
+static inline int
+sock_test_read (int fd, uint8_t *buf, uint32_t nbytes,
+ vcl_test_stats_t *stats)
+{
+ int rx_bytes, errno_val;
+
+ do
+ {
+ if (stats)
+ stats->rx_xacts++;
+ rx_bytes = read (fd, buf, nbytes);
+ if (stats)
+ {
+ if ((rx_bytes == 0) ||
+ ((rx_bytes < 0) && ((errno == EAGAIN) || (errno == EWOULDBLOCK))))
+ stats->rx_eagain++;
+ else if (rx_bytes < nbytes)
+ stats->rx_incomp++;
+ }
+ }
+ while ((rx_bytes == 0) ||
+ ((rx_bytes < 0) && ((errno == EAGAIN) || (errno == EWOULDBLOCK))));
+
+ if (rx_bytes < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in sock_test_read()");
+ fprintf (stderr, "SOCK_TEST: ERROR: socket read "
+ "failed (errno = %d)!\n", errno_val);
+ errno = errno_val;
+ }
+ else if (stats)
+ stats->rx_bytes += rx_bytes;
+
+ return (rx_bytes);
+}
+
+static inline int
+sock_test_write (int fd, uint8_t *buf, uint32_t nbytes,
+ vcl_test_stats_t *stats, uint32_t verbose)
+{
+ int tx_bytes = 0;
+ int nbytes_left = nbytes;
+ int rv, errno_val;
+
+ do
+ {
+ if (stats)
+ stats->tx_xacts++;
+ rv = write (fd, buf, nbytes_left);
+ if (rv < 0)
+ {
+ if ((errno == EAGAIN) || (errno == EWOULDBLOCK))
+ {
+ if (stats)
+ stats->tx_eagain++;
+ continue;
+ }
+ else
+ break;
+ }
+ tx_bytes += rv;
+
+ if (tx_bytes != nbytes)
+ {
+ nbytes_left = nbytes_left - rv;
+ if (stats)
+ stats->tx_incomp++;
+ if (verbose)
+ {
+ printf ("SOCK_TEST: WARNING: bytes written (%d) "
+ "!= bytes to write (%d)!\n", tx_bytes, nbytes);
+ }
+ }
+
+ } while (tx_bytes != nbytes);
+
+ if (tx_bytes < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in sock_test_write()");
+ fprintf (stderr, "SOCK_TEST: ERROR: socket write failed "
+ "(errno = %d)!\n", errno_val);
+ }
+ else if (stats)
+ stats->tx_bytes += tx_bytes;
+
+ return (tx_bytes);
+}
+
+#endif /* __sock_test_h__ */
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:
+ */
diff --git a/src/plugins/hs_apps/vcl/sock_test_server.c b/src/plugins/hs_apps/vcl/sock_test_server.c
new file mode 100644
index 00000000000..59dae179cd8
--- /dev/null
+++ b/src/plugins/hs_apps/vcl/sock_test_server.c
@@ -0,0 +1,1015 @@
+/*
+ * 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 <sys/types.h>
+#include <sys/socket.h>
+#include <stdio.h>
+#include <string.h>
+#include <time.h>
+#include <ctype.h>
+#include <hs_apps/vcl/sock_test.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+
+#define SOCK_SERVER_USE_EPOLL 1
+#define VPPCOM_SESSION_ATTR_UNIT_TEST 0
+
+#if SOCK_SERVER_USE_EPOLL
+#include <sys/epoll.h>
+#if !defined(VCL_TEST)
+#include <sys/un.h>
+#endif
+#endif
+
+#ifdef VCL_TEST
+#if VPPCOM_SESSION_ATTR_UNIT_TEST
+#define BUFLEN sizeof (uint64_t) * 16
+uint64_t buffer[16];
+uint32_t buflen = BUFLEN;
+uint32_t *flags = (uint32_t *) buffer;
+#endif
+#endif
+
+typedef struct
+{
+ uint8_t is_alloc;
+ int fd;
+ uint8_t *buf;
+ uint32_t buf_size;
+ vcl_test_cfg_t cfg;
+ vcl_test_stats_t stats;
+#ifdef VCL_TEST
+ vppcom_endpt_t endpt;
+ uint8_t ip[16];
+#endif
+} sock_server_conn_t;
+
+typedef struct
+{
+ uint32_t port;
+ uint32_t address_ip6;
+ uint32_t transport_udp;
+} sock_server_cfg_t;
+
+#define SOCK_SERVER_MAX_TEST_CONN 10
+#define SOCK_SERVER_MAX_EPOLL_EVENTS 10
+typedef struct
+{
+ int listen_fd;
+ sock_server_cfg_t cfg;
+#if SOCK_SERVER_USE_EPOLL
+ int epfd;
+ struct epoll_event listen_ev;
+ struct epoll_event wait_events[SOCK_SERVER_MAX_EPOLL_EVENTS];
+#if !defined (VCL_TEST)
+ int af_unix_listen_fd;
+ int af_unix_fd;
+ struct epoll_event af_unix_listen_ev;
+ struct sockaddr_un serveraddr;
+ uint32_t af_unix_xacts;
+#endif
+#endif
+ size_t num_conn;
+ size_t conn_pool_size;
+ sock_server_conn_t *conn_pool;
+ int nfds;
+ fd_set rd_fdset;
+ fd_set wr_fdset;
+ struct timeval timeout;
+} sock_server_main_t;
+
+sock_server_main_t sock_server_main;
+
+#if ! SOCK_SERVER_USE_EPOLL
+static inline int
+get_nfds (void)
+{
+ sock_server_main_t *ssm = &sock_server_main;
+ int i, nfds;
+
+ for (nfds = i = 0; i < FD_SETSIZE; i++)
+ {
+ if (FD_ISSET (i, &ssm->rd_fdset) || FD_ISSET (i, &ssm->wr_fdset))
+ nfds = i + 1;
+ }
+ return nfds;
+}
+
+static inline void
+conn_fdset_set (sock_server_conn_t * conn, fd_set * fdset)
+{
+ sock_server_main_t *ssm = &sock_server_main;
+
+ FD_SET (conn->fd, fdset);
+ ssm->nfds = get_nfds ();
+}
+
+static inline void
+conn_fdset_clr (sock_server_conn_t * conn, fd_set * fdset)
+{
+ sock_server_main_t *ssm = &sock_server_main;
+
+ FD_CLR (conn->fd, fdset);
+ ssm->nfds = get_nfds ();
+}
+#endif
+
+static inline void
+conn_pool_expand (size_t expand_size)
+{
+ sock_server_main_t *ssm = &sock_server_main;
+ sock_server_conn_t *conn_pool;
+ size_t new_size = ssm->conn_pool_size + expand_size;
+ int i;
+
+ conn_pool = realloc (ssm->conn_pool, new_size * sizeof (*ssm->conn_pool));
+ if (conn_pool)
+ {
+ for (i = ssm->conn_pool_size; i < new_size; i++)
+ {
+ sock_server_conn_t *conn = &conn_pool[i];
+ memset (conn, 0, sizeof (*conn));
+ vcl_test_cfg_init (&conn->cfg);
+ vcl_test_buf_alloc (&conn->cfg, 1 /* is_rxbuf */ ,
+ &conn->buf, &conn->buf_size);
+ conn->cfg.txbuf_size = conn->cfg.rxbuf_size;
+ }
+
+ ssm->conn_pool = conn_pool;
+ ssm->conn_pool_size = new_size;
+ }
+ else
+ {
+ int errno_val = errno;
+ perror ("ERROR in conn_pool_expand()");
+ fprintf (stderr, "SERVER: ERROR: Memory allocation "
+ "failed (errno = %d)!\n", errno_val);
+ }
+}
+
+static inline sock_server_conn_t *
+conn_pool_alloc (void)
+{
+ sock_server_main_t *ssm = &sock_server_main;
+ int i;
+
+ for (i = 0; i < ssm->conn_pool_size; i++)
+ {
+ if (!ssm->conn_pool[i].is_alloc)
+ {
+#ifdef VCL_TEST
+ ssm->conn_pool[i].endpt.ip = ssm->conn_pool[i].ip;
+#endif
+ ssm->conn_pool[i].is_alloc = 1;
+ return (&ssm->conn_pool[i]);
+ }
+ }
+
+ return 0;
+}
+
+static inline void
+conn_pool_free (sock_server_conn_t * conn)
+{
+#if ! SOCK_SERVER_USE_EPOLL
+ sock_server_main_t *ssm = &sock_server_main;
+
+ conn_fdset_clr (conn, &ssm->rd_fdset);
+ conn_fdset_clr (conn, &ssm->wr_fdset);
+#endif
+ conn->fd = 0;
+ conn->is_alloc = 0;
+}
+
+static inline void
+sync_config_and_reply (sock_server_conn_t * conn, vcl_test_cfg_t * rx_cfg)
+{
+ conn->cfg = *rx_cfg;
+ vcl_test_buf_alloc (&conn->cfg, 1 /* is_rxbuf */ ,
+ &conn->buf, &conn->buf_size);
+ conn->cfg.txbuf_size = conn->cfg.rxbuf_size;
+
+ if (conn->cfg.verbose)
+ {
+ printf ("\nSERVER (fd %d): Replying to cfg message!\n", conn->fd);
+ vcl_test_cfg_dump (&conn->cfg, 0 /* is_client */ );
+ }
+ (void) sock_test_write (conn->fd, (uint8_t *) & conn->cfg,
+ sizeof (conn->cfg), NULL, conn->cfg.verbose);
+}
+
+static void
+stream_test_server_start_stop (sock_server_conn_t * conn,
+ vcl_test_cfg_t * rx_cfg)
+{
+ sock_server_main_t *ssm = &sock_server_main;
+ int client_fd = conn->fd;
+ vcl_test_t test = rx_cfg->test;
+
+ if (rx_cfg->ctrl_handle == conn->fd)
+ {
+ int i;
+ clock_gettime (CLOCK_REALTIME, &conn->stats.stop);
+
+ for (i = 0; i < ssm->conn_pool_size; i++)
+ {
+ sock_server_conn_t *tc = &ssm->conn_pool[i];
+
+ if (tc->cfg.ctrl_handle == conn->fd)
+ {
+ vcl_test_stats_accumulate (&conn->stats, &tc->stats);
+
+ if (conn->cfg.verbose)
+ {
+ static char buf[64];
+
+ sprintf (buf, "SERVER (fd %d) RESULTS", tc->fd);
+ vcl_test_stats_dump (buf, &tc->stats, 1 /* show_rx */ ,
+ test == VCL_TEST_TYPE_BI
+ /* show tx */ ,
+ conn->cfg.verbose);
+ }
+ }
+ }
+
+ vcl_test_stats_dump ("SERVER RESULTS", &conn->stats, 1 /* show_rx */ ,
+ (test == VCL_TEST_TYPE_BI) /* show_tx */ ,
+ conn->cfg.verbose);
+ vcl_test_cfg_dump (&conn->cfg, 0 /* is_client */ );
+ if (conn->cfg.verbose)
+ {
+ printf (" sock server main\n"
+ VCL_TEST_SEPARATOR_STRING
+ " buf: %p\n"
+ " buf size: %u (0x%08x)\n"
+ VCL_TEST_SEPARATOR_STRING,
+ conn->buf, conn->buf_size, conn->buf_size);
+ }
+
+ sync_config_and_reply (conn, rx_cfg);
+ printf ("\nSERVER (fd %d): %s-directional Stream Test Complete!\n"
+ SOCK_TEST_BANNER_STRING "\n", conn->fd,
+ test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
+ }
+ else
+ {
+ printf ("\n" SOCK_TEST_BANNER_STRING
+ "SERVER (fd %d): %s-directional Stream Test!\n"
+ " Sending client the test cfg to start streaming data...\n",
+ client_fd, test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
+
+ rx_cfg->ctrl_handle = (rx_cfg->ctrl_handle == ~0) ? conn->fd :
+ rx_cfg->ctrl_handle;
+
+ sync_config_and_reply (conn, rx_cfg);
+
+ /* read the 1st chunk, record start time */
+ memset (&conn->stats, 0, sizeof (conn->stats));
+ clock_gettime (CLOCK_REALTIME, &conn->stats.start);
+ }
+}
+
+
+static inline void
+stream_test_server (sock_server_conn_t * conn, int rx_bytes)
+{
+ int client_fd = conn->fd;
+ vcl_test_t test = conn->cfg.test;
+
+ if (test == VCL_TEST_TYPE_BI)
+ (void) sock_test_write (client_fd, conn->buf, rx_bytes, &conn->stats,
+ conn->cfg.verbose);
+
+ if (conn->stats.rx_bytes >= conn->cfg.total_bytes)
+ {
+ clock_gettime (CLOCK_REALTIME, &conn->stats.stop);
+ }
+}
+
+#if SOCK_SERVER_USE_EPOLL && !defined (VCL_TEST)
+static inline void
+af_unix_echo (void)
+{
+ sock_server_main_t *ssm = &sock_server_main;
+ int af_unix_client_fd;
+ int rv;
+ int errno_val;
+ uint8_t buffer[256];
+ size_t nbytes = strlen (SOCK_TEST_MIXED_EPOLL_DATA) + 1;
+
+#if HAVE_ACCEPT4
+ af_unix_client_fd = accept4 (ssm->af_unix_listen_fd,
+ (struct sockaddr *) NULL, NULL, NULL);
+#else
+ af_unix_client_fd = accept (ssm->af_unix_listen_fd,
+ (struct sockaddr *) NULL, NULL);
+#endif
+ if (af_unix_client_fd < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in af_unix_accept()");
+ fprintf (stderr, "SERVER: ERROR: accept failed "
+ "(errno = %d)!\n", errno_val);
+ return;
+ }
+
+ printf ("SERVER: Got an AF_UNIX connection -- fd = %d (0x%08x)!\n",
+ af_unix_client_fd, af_unix_client_fd);
+
+ memset (buffer, 0, sizeof (buffer));
+
+ rv = read (af_unix_client_fd, buffer, nbytes);
+ if (rv < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in af_unix_echo(): read() failed");
+ fprintf (stderr, "SERVER: ERROR: read(af_unix_client_fd %d (0x%x), "
+ "\"%s\", nbytes %lu) failed (errno = %d)!\n",
+ af_unix_client_fd, af_unix_client_fd, buffer, nbytes,
+ errno_val);
+ goto done;
+ }
+
+ printf ("SERVER (AF_UNIX): RX (%d bytes) - '%s'\n", rv, buffer);
+
+ if (!strncmp (SOCK_TEST_MIXED_EPOLL_DATA, (const char *) buffer, nbytes))
+ {
+ rv = write (af_unix_client_fd, buffer, nbytes);
+ if (rv < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in af_unix_echo(): write() failed");
+ fprintf (stderr,
+ "SERVER: ERROR: write(af_unix_client_fd %d (0x%x), "
+ "\"%s\", nbytes %ld) failed (errno = %d)!\n",
+ af_unix_client_fd, af_unix_client_fd, buffer, nbytes,
+ errno_val);
+ goto done;
+ }
+ printf ("SERVER (AF_UNIX): TX (%d bytes) - '%s'\n", rv, buffer);
+ ssm->af_unix_xacts++;
+ }
+done:
+ close (af_unix_client_fd);
+}
+
+#endif
+
+static inline void
+new_client (void)
+{
+ sock_server_main_t *ssm = &sock_server_main;
+ int client_fd;
+ sock_server_conn_t *conn;
+
+ if (ssm->conn_pool_size < (ssm->num_conn + SOCK_SERVER_MAX_TEST_CONN + 1))
+ conn_pool_expand (SOCK_SERVER_MAX_TEST_CONN + 1);
+
+ conn = conn_pool_alloc ();
+ if (!conn)
+ {
+ fprintf (stderr, "\nSERVER: ERROR: No free connections!\n");
+ return;
+ }
+
+#ifdef VCL_TEST
+ client_fd = vppcom_session_accept (ssm->listen_fd, &conn->endpt, 0);
+ if (client_fd < 0)
+ errno = -client_fd;
+#elif HAVE_ACCEPT4
+ client_fd = accept4 (ssm->listen_fd, (struct sockaddr *) NULL, NULL, NULL);
+#else
+ client_fd = accept (ssm->listen_fd, (struct sockaddr *) NULL, NULL);
+#endif
+ if (client_fd < 0)
+ {
+ int errno_val;
+ errno_val = errno;
+ perror ("ERROR in new_client()");
+ fprintf (stderr, "SERVER: ERROR: accept failed "
+ "(errno = %d)!\n", errno_val);
+ return;
+ }
+
+ printf ("SERVER: Got a connection -- fd = %d (0x%08x)!\n",
+ client_fd, client_fd);
+
+ conn->fd = client_fd;
+
+#if ! SOCK_SERVER_USE_EPOLL
+ conn_fdset_set (conn, &ssm->rd_fdset);
+ ssm->nfds++;
+#else
+ {
+ struct epoll_event ev;
+ int rv;
+
+ ev.events = EPOLLIN;
+ ev.data.u64 = conn - ssm->conn_pool;
+#ifdef VCL_TEST
+ rv = vppcom_epoll_ctl (ssm->epfd, EPOLL_CTL_ADD, client_fd, &ev);
+ if (rv)
+ errno = -rv;
+#else
+ rv = epoll_ctl (ssm->epfd, EPOLL_CTL_ADD, client_fd, &ev);
+#endif
+ if (rv < 0)
+ {
+ int errno_val;
+ errno_val = errno;
+ perror ("ERROR in new_client()");
+ fprintf (stderr, "SERVER: ERROR: epoll_ctl failed (errno = %d)!\n",
+ errno_val);
+ }
+ else
+ ssm->nfds++;
+ }
+#endif
+}
+
+void
+print_usage_and_exit (void)
+{
+ fprintf (stderr,
+ "sock_test_server [OPTIONS] <port>\n"
+ " OPTIONS\n"
+ " -h Print this message and exit.\n"
+ " -6 Use IPv6\n"
+ " -u Use UDP transport layer\n");
+ exit (1);
+}
+
+int
+main (int argc, char **argv)
+{
+ sock_server_main_t *ssm = &sock_server_main;
+ int client_fd, rv, main_rv = 0;
+ int tx_bytes, rx_bytes, nbytes;
+ sock_server_conn_t *conn;
+ vcl_test_cfg_t *rx_cfg;
+ uint32_t xtra = 0;
+ uint64_t xtra_bytes = 0;
+ struct sockaddr_storage servaddr;
+ int errno_val;
+ int c, v, i;
+ uint16_t port = VCL_TEST_SERVER_PORT;
+#if ! SOCK_SERVER_USE_EPOLL
+ fd_set _rfdset, *rfdset = &_rfdset;
+#endif
+#ifdef VCL_TEST
+ vppcom_endpt_t endpt;
+#else
+ uint32_t servaddr_size;
+#if ! SOCK_SERVER_USE_EPOLL
+ fd_set _wfdset, *wfdset = &_wfdset;
+#endif
+#endif
+
+ opterr = 0;
+ while ((c = getopt (argc, argv, "6D")) != -1)
+ switch (c)
+ {
+ case '6':
+ ssm->cfg.address_ip6 = 1;
+ break;
+
+ case 'D':
+ ssm->cfg.transport_udp = 1;
+ break;
+
+ case '?':
+ switch (optopt)
+ {
+ default:
+ if (isprint (optopt))
+ fprintf (stderr, "SERVER: ERROR: Unknown "
+ "option `-%c'.\n", optopt);
+ else
+ fprintf (stderr, "SERVER: ERROR: Unknown "
+ "option character `\\x%x'.\n", optopt);
+ }
+ /* fall thru */
+ case 'h':
+ default:
+ print_usage_and_exit ();
+ }
+
+ if (argc < (optind + 1))
+ {
+ fprintf (stderr, "SERVER: ERROR: Insufficient number of arguments!\n");
+ print_usage_and_exit ();
+ }
+
+ if (sscanf (argv[optind], "%d", &v) == 1)
+ port = (uint16_t) v;
+ else
+ {
+ fprintf (stderr, "SERVER: ERROR: Invalid port (%s)!\n", argv[optind]);
+ print_usage_and_exit ();
+ }
+
+ conn_pool_expand (SOCK_SERVER_MAX_TEST_CONN + 1);
+
+#ifdef VCL_TEST
+ rv = vppcom_app_create ("vcl_test_server");
+ if (rv)
+ {
+ errno = -rv;
+ ssm->listen_fd = -1;
+ }
+ else
+ {
+ ssm->listen_fd = vppcom_session_create (ssm->cfg.transport_udp ?
+ VPPCOM_PROTO_UDP :
+ VPPCOM_PROTO_TCP,
+ 0 /* is_nonblocking */ );
+ }
+#else
+ ssm->listen_fd = socket (ssm->cfg.address_ip6 ? AF_INET6 : AF_INET,
+ ssm->cfg.transport_udp ? SOCK_DGRAM : SOCK_STREAM,
+ 0);
+#if SOCK_SERVER_USE_EPOLL && !defined (VCL_TEST)
+ unlink ((const char *) SOCK_TEST_AF_UNIX_FILENAME);
+ ssm->af_unix_listen_fd = socket (AF_UNIX, SOCK_STREAM, 0);
+ if (ssm->af_unix_listen_fd < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main(): socket(AF_UNIX) failed");
+ fprintf (stderr,
+ "SERVER: ERROR: socket(AF_UNIX, SOCK_STREAM, 0) failed "
+ "(errno = %d)!\n", errno_val);
+ return ssm->af_unix_listen_fd;
+ }
+
+ memset (&ssm->serveraddr, 0, sizeof (ssm->serveraddr));
+ ssm->serveraddr.sun_family = AF_UNIX;
+ strcpy (ssm->serveraddr.sun_path, SOCK_TEST_AF_UNIX_FILENAME);
+
+ rv = bind (ssm->af_unix_listen_fd, (struct sockaddr *) &ssm->serveraddr,
+ SUN_LEN (&ssm->serveraddr));
+ if (rv < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main(): bind(SOCK_TEST_AF_UNIX_FILENAME) failed");
+ fprintf (stderr, "SERVER: ERROR: bind() fd %d, \"%s\": "
+ "failed (errno = %d)!\n", ssm->af_unix_listen_fd,
+ SOCK_TEST_AF_UNIX_FILENAME, errno_val);
+ close (ssm->af_unix_listen_fd);
+ unlink ((const char *) SOCK_TEST_AF_UNIX_FILENAME);
+ return rv;
+ }
+
+ rv = listen (ssm->af_unix_listen_fd, 10);
+ if (rv < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main(): listen(AF_UNIX) failed");
+ fprintf (stderr, "SERVER: ERROR: listen() fd %d, \"%s\": "
+ "failed (errno = %d)!\n", ssm->af_unix_listen_fd,
+ SOCK_TEST_AF_UNIX_FILENAME, errno_val);
+ close (ssm->af_unix_listen_fd);
+ unlink ((const char *) SOCK_TEST_AF_UNIX_FILENAME);
+ return rv;
+ }
+#endif /* SOCK_SERVER_USE_EPOLL */
+#endif
+ if (ssm->listen_fd < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main()");
+ fprintf (stderr, "SERVER: ERROR: socket() failed "
+ "(errno = %d)!\n", errno_val);
+ return ssm->listen_fd;
+ }
+
+ memset (&servaddr, 0, sizeof (servaddr));
+
+ if (ssm->cfg.address_ip6)
+ {
+ struct sockaddr_in6 *server_addr = (struct sockaddr_in6 *) &servaddr;
+#ifndef VCL_TEST
+ servaddr_size = sizeof (*server_addr);
+#endif
+ server_addr->sin6_family = AF_INET6;
+ server_addr->sin6_addr = in6addr_any;
+ server_addr->sin6_port = htons (port);
+ }
+ else
+ {
+ struct sockaddr_in *server_addr = (struct sockaddr_in *) &servaddr;
+#ifndef VCL_TEST
+ servaddr_size = sizeof (*server_addr);
+#endif
+ server_addr->sin_family = AF_INET;
+ server_addr->sin_addr.s_addr = htonl (INADDR_ANY);
+ server_addr->sin_port = htons (port);
+ }
+
+#ifdef VCL_TEST
+ if (ssm->cfg.address_ip6)
+ {
+ struct sockaddr_in6 *server_addr = (struct sockaddr_in6 *) &servaddr;
+ endpt.is_ip4 = 0;
+ endpt.ip = (uint8_t *) & server_addr->sin6_addr;
+ endpt.port = (uint16_t) server_addr->sin6_port;
+ }
+ else
+ {
+ struct sockaddr_in *server_addr = (struct sockaddr_in *) &servaddr;
+ endpt.is_ip4 = 1;
+ endpt.ip = (uint8_t *) & server_addr->sin_addr;
+ endpt.port = (uint16_t) server_addr->sin_port;
+ }
+
+ rv = vppcom_session_bind (ssm->listen_fd, &endpt);
+ if (rv)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+#else
+ rv = bind (ssm->listen_fd, (struct sockaddr *) &servaddr, servaddr_size);
+#endif
+ if (rv < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main()");
+ fprintf (stderr, "SERVER: ERROR: bind failed (errno = %d)!\n",
+ errno_val);
+ return rv;
+ }
+ if (fcntl (ssm->listen_fd, F_SETFL, O_NONBLOCK) < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main()");
+ fprintf (stderr, "SERVER: ERROR: fcntl failed (errno = %d)!\n",
+ errno_val);
+ return rv;
+ }
+
+#ifdef VCL_TEST
+ rv = vppcom_session_listen (ssm->listen_fd, 10);
+ if (rv)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+#else
+ rv = listen (ssm->listen_fd, 10);
+#endif
+ if (rv < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main()");
+ fprintf (stderr, "SERVER: ERROR: listen failed "
+ "(errno = %d)!\n", errno_val);
+ return rv;
+ }
+
+#if ! SOCK_SERVER_USE_EPOLL
+
+ FD_ZERO (&ssm->wr_fdset);
+ FD_ZERO (&ssm->rd_fdset);
+
+ FD_SET (ssm->listen_fd, &ssm->rd_fdset);
+ ssm->nfds = ssm->listen_fd + 1;
+
+#else
+#ifdef VCL_TEST
+ ssm->epfd = vppcom_epoll_create ();
+ if (ssm->epfd < 0)
+ errno = -ssm->epfd;
+#else
+ ssm->epfd = epoll_create (1);
+#endif
+ if (ssm->epfd < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main()");
+ fprintf (stderr, "SERVER: ERROR: epoll_create failed (errno = %d)!\n",
+ errno_val);
+ return ssm->epfd;
+ }
+
+ ssm->listen_ev.events = EPOLLIN;
+ ssm->listen_ev.data.u32 = ~0;
+#ifdef VCL_TEST
+ rv = vppcom_epoll_ctl (ssm->epfd, EPOLL_CTL_ADD, ssm->listen_fd,
+ &ssm->listen_ev);
+ if (rv < 0)
+ errno = -rv;
+#else
+ ssm->af_unix_listen_ev.events = EPOLLIN;
+ ssm->af_unix_listen_ev.data.u32 = SOCK_TEST_AF_UNIX_ACCEPT_DATA;
+ rv = epoll_ctl (ssm->epfd, EPOLL_CTL_ADD, ssm->af_unix_listen_fd,
+ &ssm->af_unix_listen_ev);
+ if (rv < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main(): mixed epoll_ctl(EPOLL_CTL_ADD)");
+ fprintf (stderr, "SERVER: ERROR: mixed epoll_ctl(epfd %d (0x%x), "
+ "EPOLL_CTL_ADD, af_unix_listen_fd %d (0x%x), EPOLLIN) failed "
+ "(errno = %d)!\n", ssm->epfd, ssm->epfd,
+ ssm->af_unix_listen_fd, ssm->af_unix_listen_fd, errno_val);
+ close (ssm->af_unix_listen_fd);
+ unlink ((const char *) SOCK_TEST_AF_UNIX_FILENAME);
+ return rv;
+ }
+
+ rv = epoll_ctl (ssm->epfd, EPOLL_CTL_ADD, ssm->listen_fd, &ssm->listen_ev);
+#endif
+ if (rv < 0)
+ {
+ errno_val = errno;
+ perror ("ERROR in main()");
+ fprintf (stderr, "SERVER: ERROR: epoll_ctl failed "
+ "(errno = %d)!\n", errno_val);
+ return rv;
+ }
+#endif
+
+ printf ("\nSERVER: Waiting for a client to connect on port %d...\n", port);
+
+ while (1)
+ {
+#if ! SOCK_SERVER_USE_EPOLL
+ _rfdset = ssm->rd_fdset;
+
+#ifdef VCL_TEST
+ rv = vppcom_select (ssm->nfds, (unsigned long *) rfdset, NULL, NULL, 0);
+#else
+ {
+ struct timeval timeout;
+ timeout = ssm->timeout;
+ _wfdset = ssm->wr_fdset;
+ rv = select (ssm->nfds, rfdset, wfdset, NULL, &timeout);
+ }
+#endif
+ if (rv < 0)
+ {
+ perror ("select()");
+ fprintf (stderr, "\nSERVER: ERROR: select() failed -- aborting!\n");
+ main_rv = -1;
+ goto done;
+ }
+ else if (rv == 0)
+ continue;
+
+ if (FD_ISSET (ssm->listen_fd, rfdset))
+ new_client ();
+
+ for (i = 0; i < ssm->conn_pool_size; i++)
+ {
+ if (!ssm->conn_pool[i].is_alloc)
+ continue;
+
+ conn = &ssm->conn_pool[i];
+#else
+ int num_ev;
+#ifdef VCL_TEST
+ num_ev = vppcom_epoll_wait (ssm->epfd, ssm->wait_events,
+ SOCK_SERVER_MAX_EPOLL_EVENTS, 60.0);
+ if (num_ev < 0)
+ errno = -num_ev;
+#else
+ num_ev = epoll_wait (ssm->epfd, ssm->wait_events,
+ SOCK_SERVER_MAX_EPOLL_EVENTS, 60000);
+#endif
+ if (num_ev < 0)
+ {
+ perror ("epoll_wait()");
+ fprintf (stderr, "\nSERVER: ERROR: epoll_wait() "
+ "failed -- aborting!\n");
+ main_rv = -1;
+ goto done;
+ }
+ if (num_ev == 0)
+ {
+ fprintf (stderr, "\nSERVER: epoll_wait() timeout!\n");
+ continue;
+ }
+ for (i = 0; i < num_ev; i++)
+ {
+ conn = &ssm->conn_pool[ssm->wait_events[i].data.u32];
+ if (ssm->wait_events[i].events & (EPOLLHUP | EPOLLRDHUP))
+ {
+#ifdef VCL_TEST
+ vppcom_session_close (conn->fd);
+#else
+ close (conn->fd);
+#endif
+ continue;
+ }
+ if (ssm->wait_events[i].data.u32 == ~0)
+ {
+ new_client ();
+ continue;
+ }
+#if !defined (VCL_TEST)
+ else if (ssm->wait_events[i].data.u32 ==
+ SOCK_TEST_AF_UNIX_ACCEPT_DATA)
+ {
+ af_unix_echo ();
+ continue;
+ }
+#endif
+#endif
+ client_fd = conn->fd;
+
+#if ! SOCK_SERVER_USE_EPOLL
+ if (FD_ISSET (client_fd, rfdset))
+#else
+ if (EPOLLIN & ssm->wait_events[i].events)
+#endif
+ {
+ read_again:
+ rx_bytes = sock_test_read (client_fd, conn->buf,
+ conn->buf_size, &conn->stats);
+ if (rx_bytes > 0)
+ {
+ rx_cfg = (vcl_test_cfg_t *) conn->buf;
+ if (rx_cfg->magic == VCL_TEST_CFG_CTRL_MAGIC)
+ {
+ if (rx_cfg->verbose)
+ {
+ printf ("SERVER (fd %d): Received a cfg message!\n",
+ client_fd);
+ vcl_test_cfg_dump (rx_cfg, 0 /* is_client */ );
+ }
+
+ if (rx_bytes != sizeof (*rx_cfg))
+ {
+ printf ("SERVER (fd %d): Invalid cfg message "
+ "size (%d)!\n Should be %lu bytes.\n",
+ client_fd, rx_bytes, sizeof (*rx_cfg));
+ conn->cfg.rxbuf_size = 0;
+ conn->cfg.num_writes = 0;
+ if (conn->cfg.verbose)
+ {
+ printf ("SERVER (fd %d): Replying to "
+ "cfg message!\n", client_fd);
+ vcl_test_cfg_dump (rx_cfg, 0 /* is_client */ );
+ }
+ sock_test_write (client_fd, (uint8_t *) & conn->cfg,
+ sizeof (conn->cfg), NULL,
+ conn->cfg.verbose);
+ continue;
+ }
+
+ switch (rx_cfg->test)
+ {
+ case VCL_TEST_TYPE_NONE:
+ case VCL_TEST_TYPE_ECHO:
+ sync_config_and_reply (conn, rx_cfg);
+ break;
+
+ case VCL_TEST_TYPE_BI:
+ case VCL_TEST_TYPE_UNI:
+ stream_test_server_start_stop (conn, rx_cfg);
+ break;
+
+ case VCL_TEST_TYPE_EXIT:
+ printf ("SERVER: Have a great day, "
+ "connection %d!\n", client_fd);
+#ifdef VCL_TEST
+ vppcom_session_close (client_fd);
+#else
+ close (client_fd);
+#endif
+ conn_pool_free (conn);
+ printf ("SERVER: Closed client fd %d\n", client_fd);
+#if ! SOCK_SERVER_USE_EPOLL
+ if (ssm->nfds == (ssm->listen_fd + 1))
+#else
+ ssm->nfds--;
+ if (!ssm->nfds)
+#endif
+ {
+ printf ("SERVER: All client connections "
+ "closed.\n\nSERVER: "
+ "May the force be with you!\n\n");
+ goto done;
+ }
+ break;
+
+ default:
+ fprintf (stderr,
+ "SERVER: ERROR: Unknown test type!\n");
+ vcl_test_cfg_dump (rx_cfg, 0 /* is_client */ );
+ break;
+ }
+ continue;
+ }
+
+ else if ((conn->cfg.test == VCL_TEST_TYPE_UNI) ||
+ (conn->cfg.test == VCL_TEST_TYPE_BI))
+ {
+ stream_test_server (conn, rx_bytes);
+ if (ioctl (conn->fd, FIONREAD))
+ goto read_again;
+ continue;
+ }
+
+ else if (isascii (conn->buf[0]))
+ {
+ // If it looks vaguely like a string, make sure it's terminated
+ ((char *) conn->buf)[rx_bytes <
+ conn->buf_size ? rx_bytes :
+ conn->buf_size - 1] = 0;
+ printf ("SERVER (fd %d): RX (%d bytes) - '%s'\n",
+ conn->fd, rx_bytes, conn->buf);
+ }
+ }
+ else // rx_bytes < 0
+ {
+ if (errno == ECONNRESET)
+ {
+ printf ("\nSERVER: Connection reset by remote peer.\n"
+ " Y'all have a great day now!\n\n");
+ break;
+ }
+ else
+ continue;
+ }
+
+ if (isascii (conn->buf[0]))
+ {
+ /* If it looks vaguely like a string,
+ * make sure it's terminated
+ */
+ ((char *) conn->buf)[rx_bytes <
+ conn->buf_size ? rx_bytes :
+ conn->buf_size - 1] = 0;
+ if (xtra)
+ fprintf (stderr, "SERVER: ERROR: "
+ "FIFO not drained in previous test!\n"
+ " extra chunks %u (0x%x)\n"
+ " extra bytes %lu (0x%lx)\n",
+ xtra, xtra, xtra_bytes, xtra_bytes);
+
+ xtra = 0;
+ xtra_bytes = 0;
+
+ if (conn->cfg.verbose)
+ printf ("SERVER (fd %d): Echoing back\n", client_fd);
+
+ nbytes = strlen ((const char *) conn->buf) + 1;
+
+ tx_bytes = sock_test_write (client_fd, conn->buf,
+ nbytes, &conn->stats,
+ conn->cfg.verbose);
+ if (tx_bytes >= 0)
+ printf ("SERVER (fd %d): TX (%d bytes) - '%s'\n",
+ conn->fd, tx_bytes, conn->buf);
+ }
+
+ else // Extraneous read data from non-echo tests???
+ {
+ xtra++;
+ xtra_bytes += rx_bytes;
+ }
+ }
+ }
+ }
+
+done:
+#ifdef VCL_TEST
+ vppcom_session_close (ssm->listen_fd);
+ vppcom_app_destroy ();
+#else
+ close (ssm->listen_fd);
+
+#if SOCK_SERVER_USE_EPOLL && !defined (VCL_TEST)
+ close (ssm->af_unix_listen_fd);
+ unlink ((const char *) SOCK_TEST_AF_UNIX_FILENAME);
+#endif /* SOCK_SERVER_USE_EPOLL */
+
+#endif
+ if (ssm->conn_pool)
+ free (ssm->conn_pool);
+
+ return main_rv;
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/hs_apps/vcl/vcl_test.h b/src/plugins/hs_apps/vcl/vcl_test.h
new file mode 100644
index 00000000000..ab05f7ae9cf
--- /dev/null
+++ b/src/plugins/hs_apps/vcl/vcl_test.h
@@ -0,0 +1,538 @@
+/*
+ * 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.
+ */
+
+#ifndef __vcl_test_h__
+#define __vcl_test_h__
+
+#include <netdb.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <vcl/vppcom.h>
+
+#define vtfail(_fn, _rv) \
+{ \
+ errno = -_rv; \
+ perror ("ERROR when calling " _fn); \
+ fprintf (stderr, "\nERROR: " _fn " failed (errno = %d)!\n", -_rv); \
+ exit (1); \
+}
+
+#define vterr(_fn, _rv) \
+{ \
+ errno = -_rv; \
+ fprintf (stderr, "\nERROR: " _fn " failed (errno = %d)!\n", -_rv); \
+}
+
+#define vtwrn(_fmt, _args...) \
+ fprintf (stderr, "\nERROR: " _fmt "\n", ##_args) \
+
+#define vtinf(_fmt, _args...) \
+ fprintf (stdout, "vt<w%u>: " _fmt "\n", __wrk_index, ##_args)
+
+#define vt_atomic_add(_ptr, _val) \
+ __atomic_fetch_add (_ptr, _val, __ATOMIC_RELEASE)
+
+#define VCL_TEST_TOKEN_HELP "#H"
+#define VCL_TEST_TOKEN_EXIT "#X"
+#define VCL_TEST_TOKEN_VERBOSE "#V"
+#define VCL_TEST_TOKEN_TXBUF_SIZE "#T:"
+#define VCL_TEST_TOKEN_NUM_TEST_SESS "#I:"
+#define VCL_TEST_TOKEN_NUM_WRITES "#N:"
+#define VCL_TEST_TOKEN_RXBUF_SIZE "#R:"
+#define VCL_TEST_TOKEN_SHOW_CFG "#C"
+#define VCL_TEST_TOKEN_RUN_UNI "#U"
+#define VCL_TEST_TOKEN_RUN_BI "#B"
+
+#define VCL_TEST_SERVER_PORT 22000
+#define VCL_TEST_LOCALHOST_IPADDR "127.0.0.1"
+
+#define VCL_TEST_CFG_CTRL_MAGIC 0xfeedface
+#define VCL_TEST_CFG_NUM_WRITES_DEF 1000000
+#define VCL_TEST_CFG_TXBUF_SIZE_DEF 8192
+#define VCL_TEST_CFG_RXBUF_SIZE_DEF (64*VCL_TEST_CFG_TXBUF_SIZE_DEF)
+#define VCL_TEST_CFG_BUF_SIZE_MIN 128
+#define VCL_TEST_CFG_MAX_TEST_SESS 32
+#define VCL_TEST_CFG_MAX_EPOLL_EVENTS 16
+
+#define VCL_TEST_DELAY_DISCONNECT 1
+#define VCL_TEST_SEPARATOR_STRING \
+ " -----------------------------\n"
+typedef enum
+{
+ VCL_TEST_TYPE_NONE,
+ VCL_TEST_TYPE_ECHO,
+ VCL_TEST_TYPE_UNI,
+ VCL_TEST_TYPE_BI,
+ VCL_TEST_TYPE_EXIT,
+} vcl_test_t;
+
+typedef struct __attribute__ ((packed))
+{
+ uint32_t magic;
+ uint32_t seq_num;
+ uint32_t test;
+ uint32_t ctrl_handle;
+ uint32_t num_test_sessions;
+ uint32_t verbose;
+ uint32_t address_ip6;
+ uint32_t transport_udp;
+ uint32_t transport_tls;
+ uint64_t rxbuf_size;
+ uint64_t txbuf_size;
+ uint64_t num_writes;
+ uint64_t total_bytes;
+} vcl_test_cfg_t;
+
+typedef struct
+{
+ uint64_t rx_xacts;
+ uint64_t rx_bytes;
+ uint32_t rx_eagain;
+ uint32_t rx_incomp;
+ uint64_t tx_xacts;
+ uint64_t tx_bytes;
+ uint32_t tx_eagain;
+ uint32_t tx_incomp;
+ struct timespec start;
+ struct timespec stop;
+} vcl_test_stats_t;
+
+typedef struct
+{
+ int fd;
+ uint32_t txbuf_size;
+ char *txbuf;
+ uint32_t rxbuf_size;
+ char *rxbuf;
+ vcl_test_cfg_t cfg;
+ vcl_test_stats_t stats;
+} vcl_test_session_t;
+
+
+/*
+ * TLS server cert and keys to be used for testing only
+ */
+char vcl_test_crt_rsa[] =
+ "-----BEGIN CERTIFICATE-----\r\n"
+ "MIID5zCCAs+gAwIBAgIJALeMYCEHrTtJMA0GCSqGSIb3DQEBCwUAMIGJMQswCQYD\r\n"
+ "VQQGEwJVUzELMAkGA1UECAwCQ0ExETAPBgNVBAcMCFNhbiBKb3NlMQ4wDAYDVQQK\r\n"
+ "DAVDaXNjbzEOMAwGA1UECwwFZmQuaW8xFjAUBgNVBAMMDXRlc3R0bHMuZmQuaW8x\r\n"
+ "IjAgBgkqhkiG9w0BCQEWE3ZwcC1kZXZAbGlzdHMuZmQuaW8wHhcNMTgwMzA1MjEx\r\n"
+ "NTEyWhcNMjgwMzAyMjExNTEyWjCBiTELMAkGA1UEBhMCVVMxCzAJBgNVBAgMAkNB\r\n"
+ "MREwDwYDVQQHDAhTYW4gSm9zZTEOMAwGA1UECgwFQ2lzY28xDjAMBgNVBAsMBWZk\r\n"
+ "LmlvMRYwFAYDVQQDDA10ZXN0dGxzLmZkLmlvMSIwIAYJKoZIhvcNAQkBFhN2cHAt\r\n"
+ "ZGV2QGxpc3RzLmZkLmlvMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA\r\n"
+ "4C1k8a1DuStgggqT4o09fP9sJ2dC54bxhS/Xk2VEfaIZ222WSo4X/syRVfVy9Yah\r\n"
+ "cpI1zJ/RDxaZSFhgA+nPZBrFMsrULkrdAOpOVj8eDEp9JuWdO2ODSoFnCvLxcYWB\r\n"
+ "Yc5kHryJpEaGJl1sFQSesnzMFty/59ta0stk0Fp8r5NhIjWvSovGzPo6Bhz+VS2c\r\n"
+ "ebIZh4x1t2hHaFcgm0qJoJ6DceReWCW8w+yOVovTolGGq+bpb2Hn7MnRSZ2K2NdL\r\n"
+ "+aLXpkZbS/AODP1FF2vTO1mYL290LO7/51vJmPXNKSDYMy5EvILr5/VqtjsFCwRL\r\n"
+ "Q4jcM/+GeHSAFWx4qIv0BwIDAQABo1AwTjAdBgNVHQ4EFgQUWa1SOB37xmT53tZQ\r\n"
+ "aXuLLhRI7U8wHwYDVR0jBBgwFoAUWa1SOB37xmT53tZQaXuLLhRI7U8wDAYDVR0T\r\n"
+ "BAUwAwEB/zANBgkqhkiG9w0BAQsFAAOCAQEAoUht13W4ya27NVzQuCMvqPWL3VM4\r\n"
+ "3xbPFk02FaGz/WupPu276zGlzJAZrbuDcQowwwU1Ni1Yygxl96s1c2M5rHDTrOKG\r\n"
+ "rK0hbkSFBo+i6I8u4HiiQ4rYmG0Hv6+sXn3of0HsbtDPGgWZoipPWDljPYEURu3e\r\n"
+ "3HRe/Dtsj9CakBoSDzs8ndWaBR+f4sM9Tk1cjD46Gq2T/qpSPXqKxEUXlzhdCAn4\r\n"
+ "twub17Bq2kykHpppCwPg5M+v30tHG/R2Go15MeFWbEJthFk3TZMjKL7UFs7fH+x2\r\n"
+ "wSonXb++jY+KmCb93C+soABBizE57g/KmiR2IxQ/LMjDik01RSUIaM0lLA==\r\n"
+ "-----END CERTIFICATE-----\r\n";
+uint32_t vcl_test_crt_rsa_len = sizeof (vcl_test_crt_rsa);
+
+char vcl_test_key_rsa[] =
+ "-----BEGIN PRIVATE KEY-----\r\n"
+ "MIIEvQIBADANBgkqhkiG9w0BAQEFAASCBKcwggSjAgEAAoIBAQDgLWTxrUO5K2CC\r\n"
+ "CpPijT18/2wnZ0LnhvGFL9eTZUR9ohnbbZZKjhf+zJFV9XL1hqFykjXMn9EPFplI\r\n"
+ "WGAD6c9kGsUyytQuSt0A6k5WPx4MSn0m5Z07Y4NKgWcK8vFxhYFhzmQevImkRoYm\r\n"
+ "XWwVBJ6yfMwW3L/n21rSy2TQWnyvk2EiNa9Ki8bM+joGHP5VLZx5shmHjHW3aEdo\r\n"
+ "VyCbSomgnoNx5F5YJbzD7I5Wi9OiUYar5ulvYefsydFJnYrY10v5otemRltL8A4M\r\n"
+ "/UUXa9M7WZgvb3Qs7v/nW8mY9c0pINgzLkS8guvn9Wq2OwULBEtDiNwz/4Z4dIAV\r\n"
+ "bHioi/QHAgMBAAECggEBAMzGipP8+oT166U+NlJXRFifFVN1DvdhG9PWnOxGL+c3\r\n"
+ "ILmBBC08WQzmHshPemBvR6DZkA1H23cV5JTiLWrFtC00CvhXsLRMrE5+uWotI6yE\r\n"
+ "iofybMroHvD6/X5R510UX9hQ6MHu5ShLR5VZ9zXHz5MpTmB/60jG5dLx+jgcwBK8\r\n"
+ "LuGv2YB/WCUwT9QJ3YU2eaingnXtz/MrFbkbltrqlnBdlD+kTtw6Yac9y1XuuQXc\r\n"
+ "BPeulLNDuPolJVWbUvDBZrpt2dXTgz8ws1sv+wCNE0xwQJsqW4Nx3QkpibUL9RUr\r\n"
+ "CVbKlNfa9lopT6nGKlgX69R/uH35yh9AOsfasro6w0ECgYEA82UJ8u/+ORah+0sF\r\n"
+ "Q0FfW5MTdi7OAUHOz16pUsGlaEv0ERrjZxmAkHA/VRwpvDBpx4alCv0Hc39PFLIk\r\n"
+ "nhSsM2BEuBkTAs6/GaoNAiBtQVE/hN7awNRWVmlieS0go3Y3dzaE9IUMyj8sPOFT\r\n"
+ "5JdJ6BM69PHKCkY3dKdnnfpFEuECgYEA68mRpteunF1mdZgXs+WrN+uLlRrQR20F\r\n"
+ "ZyMYiUCH2Dtn26EzA2moy7FipIIrQcX/j+KhYNGM3e7MU4LymIO29E18mn8JODnH\r\n"
+ "sQOXzBTsf8A4yIVMkcuQD3bfb0JiUGYUPOidTp2N7IJA7+6Yc3vQOyb74lnKnJoO\r\n"
+ "gougPT2wS+cCgYAn7muzb6xFsXDhyW0Tm6YJYBfRS9yAWEuVufINobeBZPSl2cN1\r\n"
+ "Jrnw+HlrfTNbrJWuJmjtZJXUXQ6cVp2rUbjutNyRV4vG6iRwEXYQ40EJdkr1gZpi\r\n"
+ "CHQhuShuuPih2MNAy7EEbM+sXrDjTBR3bFqzuHPzu7dp+BshCFX3lRfAAQKBgGQt\r\n"
+ "K5i7IhCFDjb/+3IPLgOAK7mZvsvZ4eXD33TQ2eZgtut1PXtBtNl17/b85uv293Fm\r\n"
+ "VDISVcsk3eLNS8zIiT6afUoWlxAwXEs0v5WRfjl4radkGvgGiJpJYvyeM67877RB\r\n"
+ "EDSKc/X8ESLfOB44iGvZUEMG6zJFscx9DgN25iQZAoGAbyd+JEWwdVH9/K3IH1t2\r\n"
+ "PBkZX17kNWv+iVM1WyFjbe++vfKZCrOJiyiqhDeEqgrP3AuNMlaaduC3VRC3G5oV\r\n"
+ "Mj1tlhDWQ/qhvKdCKNdIVQYDE75nw+FRWV8yYkHAnXYW3tNoweDIwixE0hkPR1bc\r\n"
+ "oEjPLVNtx8SOj/M4rhaPT3I=\r\n" "-----END PRIVATE KEY-----\r\n";
+uint32_t vcl_test_key_rsa_len = sizeof (vcl_test_key_rsa);
+
+static inline void
+vcl_test_stats_accumulate (vcl_test_stats_t * accum, vcl_test_stats_t * incr)
+{
+ accum->rx_xacts += incr->rx_xacts;
+ accum->rx_bytes += incr->rx_bytes;
+ accum->rx_eagain += incr->rx_eagain;
+ accum->rx_incomp += incr->rx_incomp;
+ accum->tx_xacts += incr->tx_xacts;
+ accum->tx_bytes += incr->tx_bytes;
+ accum->tx_eagain += incr->tx_eagain;
+ accum->tx_incomp += incr->tx_incomp;
+}
+
+static inline void
+vcl_test_cfg_init (vcl_test_cfg_t * cfg)
+{
+ cfg->magic = VCL_TEST_CFG_CTRL_MAGIC;
+ cfg->test = VCL_TEST_TYPE_NONE;
+ cfg->ctrl_handle = ~0;
+ cfg->num_test_sessions = 1;
+ cfg->verbose = 0;
+ cfg->rxbuf_size = VCL_TEST_CFG_RXBUF_SIZE_DEF;
+ cfg->num_writes = VCL_TEST_CFG_NUM_WRITES_DEF;
+ cfg->txbuf_size = VCL_TEST_CFG_TXBUF_SIZE_DEF;
+ cfg->total_bytes = cfg->num_writes * cfg->txbuf_size;
+}
+
+static inline int
+vcl_test_cfg_verify (vcl_test_cfg_t * cfg, vcl_test_cfg_t * valid_cfg)
+{
+ /* Note: txbuf & rxbuf on server are the same buffer,
+ * so txbuf_size is not included in this check.
+ */
+ return ((cfg->magic == valid_cfg->magic)
+ && (cfg->test == valid_cfg->test)
+ && (cfg->verbose == valid_cfg->verbose)
+ && (cfg->rxbuf_size == valid_cfg->rxbuf_size)
+ && (cfg->num_writes == valid_cfg->num_writes)
+ && (cfg->total_bytes == valid_cfg->total_bytes));
+}
+
+static inline void
+vcl_test_buf_alloc (vcl_test_cfg_t * cfg, uint8_t is_rxbuf, uint8_t ** buf,
+ uint32_t * bufsize)
+{
+ uint32_t alloc_size = is_rxbuf ? cfg->rxbuf_size : cfg->txbuf_size;
+ uint8_t *lb = realloc (*buf, (size_t) alloc_size);
+
+ if (lb)
+ {
+ if (is_rxbuf)
+ cfg->rxbuf_size = *bufsize = alloc_size;
+ else
+ cfg->txbuf_size = *bufsize = alloc_size;
+
+ *buf = lb;
+ }
+ else
+ {
+ vtwrn ("realloc failed. using buffer size %d instead of %u",
+ *bufsize, alloc_size);
+ }
+}
+
+static inline void
+vcl_test_session_buf_alloc (vcl_test_session_t * socket)
+{
+ socket->rxbuf_size = socket->cfg.rxbuf_size;
+ socket->txbuf_size = socket->cfg.txbuf_size;
+ vcl_test_buf_alloc (&socket->cfg, 0 /* is_rxbuf */ ,
+ (uint8_t **) & socket->txbuf, &socket->txbuf_size);
+ vcl_test_buf_alloc (&socket->cfg, 1 /* is_rxbuf */ ,
+ (uint8_t **) & socket->rxbuf, &socket->rxbuf_size);
+}
+
+static inline char *
+vcl_test_type_str (vcl_test_t t)
+{
+ switch (t)
+ {
+ case VCL_TEST_TYPE_NONE:
+ return "NONE";
+
+ case VCL_TEST_TYPE_ECHO:
+ return "ECHO";
+
+ case VCL_TEST_TYPE_UNI:
+ return "UNI";
+
+ case VCL_TEST_TYPE_BI:
+ return "BI";
+
+ case VCL_TEST_TYPE_EXIT:
+ return "EXIT";
+
+ default:
+ return "Unknown";
+ }
+}
+
+static inline void
+vcl_test_cfg_dump (vcl_test_cfg_t * cfg, uint8_t is_client)
+{
+ char *spc = " ";
+
+ printf (" test config (%p):\n"
+ VCL_TEST_SEPARATOR_STRING
+ " magic: 0x%08x\n"
+ " seq_num: 0x%08x\n"
+ "%-5s test: %s (%d)\n"
+ " ctrl handle: %d (0x%x)\n"
+ "%-5s num test sockets: %u (0x%08x)\n"
+ "%-5s verbose: %s (%d)\n"
+ "%-5s rxbuf size: %lu (0x%08lx)\n"
+ "%-5s txbuf size: %lu (0x%08lx)\n"
+ "%-5s num writes: %lu (0x%08lx)\n"
+ " client tx bytes: %lu (0x%08lx)\n"
+ VCL_TEST_SEPARATOR_STRING,
+ (void *) cfg, cfg->magic, cfg->seq_num,
+ is_client && (cfg->test == VCL_TEST_TYPE_UNI) ?
+ "'" VCL_TEST_TOKEN_RUN_UNI "'" :
+ is_client && (cfg->test == VCL_TEST_TYPE_BI) ?
+ "'" VCL_TEST_TOKEN_RUN_BI "'" : spc,
+ vcl_test_type_str (cfg->test), cfg->test,
+ cfg->ctrl_handle, cfg->ctrl_handle,
+ is_client ? "'" VCL_TEST_TOKEN_NUM_TEST_SESS "'" : spc,
+ cfg->num_test_sessions, cfg->num_test_sessions,
+ is_client ? "'" VCL_TEST_TOKEN_VERBOSE "'" : spc,
+ cfg->verbose ? "on" : "off", cfg->verbose,
+ is_client ? "'" VCL_TEST_TOKEN_RXBUF_SIZE "'" : spc,
+ cfg->rxbuf_size, cfg->rxbuf_size,
+ is_client ? "'" VCL_TEST_TOKEN_TXBUF_SIZE "'" : spc,
+ cfg->txbuf_size, cfg->txbuf_size,
+ is_client ? "'" VCL_TEST_TOKEN_NUM_WRITES "'" : spc,
+ cfg->num_writes, cfg->num_writes,
+ cfg->total_bytes, cfg->total_bytes);
+}
+
+static inline void
+vcl_test_stats_dump (char *header, vcl_test_stats_t * stats,
+ uint8_t show_rx, uint8_t show_tx, uint8_t verbose)
+{
+ struct timespec diff;
+ double duration, rate;
+ uint64_t total_bytes;
+
+ if ((stats->stop.tv_nsec - stats->start.tv_nsec) < 0)
+ {
+ diff.tv_sec = stats->stop.tv_sec - stats->start.tv_sec - 1;
+ diff.tv_nsec = stats->stop.tv_nsec - stats->start.tv_nsec + 1e9;
+ }
+ else
+ {
+ diff.tv_sec = stats->stop.tv_sec - stats->start.tv_sec;
+ diff.tv_nsec = stats->stop.tv_nsec - stats->start.tv_nsec;
+ }
+ duration = (double) diff.tv_sec + (1e-9 * diff.tv_nsec);
+
+ total_bytes = stats->tx_bytes + stats->rx_bytes;
+ rate = (double) total_bytes *8 / duration / 1e9;
+ printf ("\n%s: Streamed %lu bytes\n"
+ " in %lf seconds (%lf Gbps %s-duplex)!\n",
+ header, total_bytes, duration, rate,
+ (show_rx && show_tx) ? "full" : "half");
+
+ if (show_tx)
+ {
+ printf (VCL_TEST_SEPARATOR_STRING
+ " tx stats (0x%p):\n"
+ VCL_TEST_SEPARATOR_STRING
+ " writes: %lu (0x%08lx)\n"
+ " tx bytes: %lu (0x%08lx)\n"
+ " tx eagain: %u (0x%08x)\n"
+ " tx incomplete: %u (0x%08x)\n",
+ (void *) stats, stats->tx_xacts, stats->tx_xacts,
+ stats->tx_bytes, stats->tx_bytes,
+ stats->tx_eagain, stats->tx_eagain,
+ stats->tx_incomp, stats->tx_incomp);
+ }
+ if (show_rx)
+ {
+ printf (VCL_TEST_SEPARATOR_STRING
+ " rx stats (0x%p):\n"
+ VCL_TEST_SEPARATOR_STRING
+ " reads: %lu (0x%08lx)\n"
+ " rx bytes: %lu (0x%08lx)\n"
+ " rx eagain: %u (0x%08x)\n"
+ " rx incomplete: %u (0x%08x)\n",
+ (void *) stats, stats->rx_xacts, stats->rx_xacts,
+ stats->rx_bytes, stats->rx_bytes,
+ stats->rx_eagain, stats->rx_eagain,
+ stats->rx_incomp, stats->rx_incomp);
+ }
+ if (verbose)
+ printf (" start.tv_sec: %ld\n"
+ " start.tv_nsec: %ld\n"
+ " stop.tv_sec: %ld\n"
+ " stop.tv_nsec: %ld\n",
+ stats->start.tv_sec, stats->start.tv_nsec,
+ stats->stop.tv_sec, stats->stop.tv_nsec);
+
+ printf (VCL_TEST_SEPARATOR_STRING);
+}
+
+static inline int
+vcl_comp_tspec (struct timespec *a, struct timespec *b)
+{
+ if (a->tv_sec < b->tv_sec)
+ return -1;
+ else if (a->tv_sec > b->tv_sec)
+ return 1;
+ else if (a->tv_nsec < b->tv_nsec)
+ return -1;
+ else if (a->tv_nsec > b->tv_nsec)
+ return 1;
+ else
+ return 0;
+}
+
+static inline int
+vcl_test_read (int fd, uint8_t * buf, uint32_t nbytes,
+ vcl_test_stats_t * stats)
+{
+ int rx_bytes;
+
+ do
+ {
+ if (stats)
+ stats->rx_xacts++;
+ rx_bytes = vppcom_session_read (fd, buf, nbytes);
+
+ if (rx_bytes < 0)
+ {
+ errno = -rx_bytes;
+ rx_bytes = -1;
+ }
+ if (stats)
+ {
+ if ((rx_bytes == 0) ||
+ ((rx_bytes < 0)
+ && ((errno == EAGAIN) || (errno == EWOULDBLOCK))))
+ stats->rx_eagain++;
+ else if (rx_bytes < nbytes)
+ stats->rx_incomp++;
+ }
+ }
+ while ((rx_bytes == 0) ||
+ ((rx_bytes < 0) && ((errno == EAGAIN) || (errno == EWOULDBLOCK))));
+
+ if (rx_bytes < 0)
+ {
+ vterr ("vppcom_session_read()", -errno);
+ }
+ else if (stats)
+ stats->rx_bytes += rx_bytes;
+
+ return (rx_bytes);
+}
+
+static inline int
+vcl_test_read_ds (int fd, vppcom_data_segments_t ds, vcl_test_stats_t * stats)
+{
+ int rx_bytes;
+
+ do
+ {
+ if (stats)
+ stats->rx_xacts++;
+ rx_bytes = vppcom_session_read_segments (fd, ds);
+
+ if (rx_bytes < 0)
+ {
+ errno = -rx_bytes;
+ rx_bytes = -1;
+ }
+ if (stats)
+ {
+ if ((rx_bytes == 0) ||
+ ((rx_bytes < 0)
+ && ((errno == EAGAIN) || (errno == EWOULDBLOCK))))
+ stats->rx_eagain++;
+ }
+ }
+ while ((rx_bytes == 0) ||
+ ((rx_bytes < 0) && ((errno == EAGAIN) || (errno == EWOULDBLOCK))));
+
+ if (rx_bytes < 0)
+ {
+ vterr ("vppcom_session_read()", -errno);
+ }
+ else if (stats)
+ stats->rx_bytes += rx_bytes;
+
+ return (rx_bytes);
+}
+
+static inline int
+vcl_test_write (int fd, uint8_t * buf, uint32_t nbytes,
+ vcl_test_stats_t * stats, uint32_t verbose)
+{
+ int tx_bytes = 0, nbytes_left = nbytes, rv;
+
+ do
+ {
+ if (stats)
+ stats->tx_xacts++;
+ rv = vppcom_session_write (fd, buf, nbytes_left);
+ if (rv < 0)
+ {
+ errno = -rv;
+ rv = -1;
+ }
+ if (rv < 0)
+ {
+ if ((errno == EAGAIN) || (errno == EWOULDBLOCK))
+ {
+ if (stats)
+ stats->tx_eagain++;
+ break;
+ }
+ else
+ break;
+ }
+ tx_bytes += rv;
+
+ if (tx_bytes != nbytes)
+ {
+ nbytes_left = nbytes_left - rv;
+ buf += rv;
+ if (stats)
+ stats->tx_incomp++;
+ }
+
+ }
+ while (tx_bytes != nbytes);
+
+ if (tx_bytes < 0)
+ {
+ vterr ("vpcom_session_write", -errno);
+ }
+ else if (stats)
+ stats->tx_bytes += tx_bytes;
+
+ return (tx_bytes);
+}
+
+#endif /* __vcl_test_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/hs_apps/vcl/vcl_test_client.c b/src/plugins/hs_apps/vcl/vcl_test_client.c
new file mode 100644
index 00000000000..1ead146aef5
--- /dev/null
+++ b/src/plugins/hs_apps/vcl/vcl_test_client.c
@@ -0,0 +1,1097 @@
+/*
+ * 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/vcl_test.h>
+#include <pthread.h>
+
+typedef struct
+{
+ vcl_test_session_t *sessions;
+ uint32_t n_sessions;
+ uint32_t wrk_index;
+ fd_set wr_fdset;
+ fd_set rd_fdset;
+ int max_fd_index;
+ pthread_t thread_handle;
+ vcl_test_cfg_t cfg;
+} vcl_test_client_worker_t;
+
+typedef struct
+{
+ vcl_test_client_worker_t *workers;
+ vppcom_endpt_t server_endpt;
+ uint32_t cfg_seq_num;
+ vcl_test_session_t ctrl_session;
+ vcl_test_session_t *sessions;
+ uint8_t dump_cfg;
+ vcl_test_t post_test;
+ uint32_t proto;
+ uint32_t n_workers;
+ volatile int active_workers;
+ struct sockaddr_storage server_addr;
+} vcl_test_client_main_t;
+
+static __thread int __wrk_index = 0;
+
+vcl_test_client_main_t vcl_client_main;
+
+#define vtc_min(a, b) (a < b ? a : b)
+#define vtc_max(a, b) (a > b ? a : b)
+
+static int
+vtc_cfg_sync (vcl_test_session_t * ts)
+{
+ vcl_test_cfg_t *rx_cfg = (vcl_test_cfg_t *) ts->rxbuf;
+ int rx_bytes, tx_bytes;
+
+ vt_atomic_add (&ts->cfg.seq_num, 1);
+ if (ts->cfg.verbose)
+ {
+ vtinf ("(fd %d): Sending config to server.", ts->fd);
+ vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
+ }
+ tx_bytes = vcl_test_write (ts->fd, (uint8_t *) & ts->cfg,
+ sizeof (ts->cfg), NULL, ts->cfg.verbose);
+ if (tx_bytes < 0)
+ {
+ vtwrn ("(fd %d): write test cfg failed (%d)!", ts->fd, tx_bytes);
+ return tx_bytes;
+ }
+
+ rx_bytes = vcl_test_read (ts->fd, (uint8_t *) ts->rxbuf,
+ sizeof (vcl_test_cfg_t), NULL);
+ if (rx_bytes < 0)
+ return rx_bytes;
+
+ if (rx_cfg->magic != VCL_TEST_CFG_CTRL_MAGIC)
+ {
+ vtwrn ("(fd %d): Bad server reply cfg -- aborting!", ts->fd);
+ return -1;
+ }
+ if ((rx_bytes != sizeof (vcl_test_cfg_t))
+ || !vcl_test_cfg_verify (rx_cfg, &ts->cfg))
+ {
+ vtwrn ("(fd %d): Invalid config received from server!", ts->fd);
+ if (rx_bytes != sizeof (vcl_test_cfg_t))
+ {
+ vtinf ("\tRx bytes %d != cfg size %lu", rx_bytes,
+ sizeof (vcl_test_cfg_t));
+ }
+ else
+ {
+ vcl_test_cfg_dump (rx_cfg, 1 /* is_client */ );
+ vtinf ("(fd %d): Valid config sent to server.", ts->fd);
+ vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
+ }
+ return -1;
+ }
+ if (ts->cfg.verbose)
+ {
+ vtinf ("(fd %d): Got config back from server.", ts->fd);
+ vcl_test_cfg_dump (rx_cfg, 1 /* is_client */ );
+ }
+
+ return 0;
+}
+
+static int
+vtc_connect_test_sessions (vcl_test_client_worker_t * wrk)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ts;
+ uint32_t n_test_sessions;
+ int i, rv;
+
+ n_test_sessions = wrk->cfg.num_test_sessions;
+ if (n_test_sessions < 1)
+ {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (wrk->n_sessions >= n_test_sessions)
+ goto done;
+
+ if (wrk->n_sessions)
+ wrk->sessions = realloc (wrk->sessions,
+ n_test_sessions * sizeof (vcl_test_session_t));
+ else
+ wrk->sessions = calloc (n_test_sessions, sizeof (vcl_test_session_t));
+
+ if (!wrk->sessions)
+ {
+ vterr ("failed to alloc sessions", -errno);
+ return errno;
+ }
+
+ for (i = 0; i < n_test_sessions; i++)
+ {
+ ts = &wrk->sessions[i];
+ ts->fd = vppcom_session_create (vcm->proto, 1 /* is_nonblocking */ );
+ if (ts->fd < 0)
+ {
+ vterr ("vppcom_session_create()", ts->fd);
+ return ts->fd;
+ }
+
+ rv = vppcom_session_connect (ts->fd, &vcm->server_endpt);
+ if (rv < 0)
+ {
+ vterr ("vppcom_session_connect()", rv);
+ return rv;
+ }
+ vtinf ("Test session %d (fd %d) connected.", i, ts->fd);
+ }
+ wrk->n_sessions = n_test_sessions;
+
+done:
+ vtinf ("All test sessions (%d) connected!", n_test_sessions);
+ return 0;
+}
+
+static int
+vtc_worker_test_setup (vcl_test_client_worker_t * wrk)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ vcl_test_cfg_t *cfg = &wrk->cfg;
+ vcl_test_session_t *ts;
+ uint32_t sidx;
+ int i, j;
+
+ FD_ZERO (&wrk->wr_fdset);
+ FD_ZERO (&wrk->rd_fdset);
+
+ for (i = 0; i < cfg->num_test_sessions; i++)
+ {
+ ts = &wrk->sessions[i];
+ ts->cfg = wrk->cfg;
+ vcl_test_session_buf_alloc (ts);
+
+ switch (cfg->test)
+ {
+ case VCL_TEST_TYPE_ECHO:
+ memcpy (ts->txbuf, ctrl->txbuf, cfg->total_bytes);
+ break;
+ case VCL_TEST_TYPE_UNI:
+ case VCL_TEST_TYPE_BI:
+ for (j = 0; j < ts->txbuf_size; j++)
+ ts->txbuf[j] = j & 0xff;
+ break;
+ }
+
+ FD_SET (vppcom_session_index (ts->fd), &wrk->wr_fdset);
+ FD_SET (vppcom_session_index (ts->fd), &wrk->rd_fdset);
+ sidx = vppcom_session_index (ts->fd);
+ wrk->max_fd_index = vtc_max (sidx, wrk->max_fd_index);
+ }
+ wrk->max_fd_index += 1;
+
+ return 0;
+}
+
+static int
+vtc_worker_init (vcl_test_client_worker_t * wrk)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_cfg_t *cfg = &wrk->cfg;
+ vcl_test_session_t *ts;
+ uint32_t n;
+ int rv;
+
+ __wrk_index = wrk->wrk_index;
+
+ vtinf ("Initializing worker %u ...", wrk->wrk_index);
+
+ if (wrk->wrk_index)
+ {
+ if (vppcom_worker_register ())
+ {
+ vtwrn ("failed to register worker");
+ return -1;
+ }
+ vt_atomic_add (&vcm->active_workers, 1);
+ }
+ rv = vtc_connect_test_sessions (wrk);
+ if (rv)
+ {
+ vterr ("vtc_connect_test_sessions ()", rv);
+ return rv;
+ }
+
+ if (vtc_worker_test_setup (wrk))
+ return -1;
+
+ vtinf ("Sending config to server on all sessions ...");
+
+ for (n = 0; n < cfg->num_test_sessions; n++)
+ {
+ ts = &wrk->sessions[n];
+ if (vtc_cfg_sync (ts))
+ return -1;
+ memset (&ts->stats, 0, sizeof (ts->stats));
+ }
+
+ return 0;
+}
+
+static int stats_lock = 0;
+
+static void
+vtc_accumulate_stats (vcl_test_client_worker_t * wrk,
+ vcl_test_session_t * ctrl)
+{
+ vcl_test_session_t *ts;
+ static char buf[64];
+ int i, show_rx = 0;
+
+ while (__sync_lock_test_and_set (&stats_lock, 1))
+ ;
+
+ if (ctrl->cfg.test == VCL_TEST_TYPE_BI
+ || ctrl->cfg.test == VCL_TEST_TYPE_ECHO)
+ show_rx = 1;
+
+ for (i = 0; i < wrk->cfg.num_test_sessions; i++)
+ {
+ ts = &wrk->sessions[i];
+ ts->stats.start = ctrl->stats.start;
+
+ if (ctrl->cfg.verbose > 1)
+ {
+ sprintf (buf, "CLIENT (fd %d) RESULTS", ts->fd);
+ vcl_test_stats_dump (buf, &ts->stats, show_rx, 1 /* show tx */ ,
+ ctrl->cfg.verbose);
+ }
+
+ vcl_test_stats_accumulate (&ctrl->stats, &ts->stats);
+ if (vcl_comp_tspec (&ctrl->stats.stop, &ts->stats.stop) < 0)
+ ctrl->stats.stop = ts->stats.stop;
+ }
+
+ __sync_lock_release (&stats_lock);
+}
+
+static void
+vtc_worker_sessions_exit (vcl_test_client_worker_t * wrk)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ vcl_test_session_t *ts;
+ int i, verbose = ctrl->cfg.verbose;
+
+ for (i = 0; i < wrk->cfg.num_test_sessions; i++)
+ {
+ ts = &wrk->sessions[i];
+ ts->cfg.test = VCL_TEST_TYPE_EXIT;
+
+ if (verbose)
+ {
+ vtinf ("(fd %d): Sending exit cfg to server...", ts->fd);
+ vcl_test_cfg_dump (&ts->cfg, 1 /* is_client */ );
+ }
+ (void) vcl_test_write (ts->fd, (uint8_t *) & ts->cfg,
+ sizeof (ts->cfg), &ts->stats, verbose);
+ }
+ wrk->n_sessions = 0;
+}
+
+static void *
+vtc_worker_loop (void *arg)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ vcl_test_client_worker_t *wrk = arg;
+ uint32_t n_active_sessions, n_bytes;
+ fd_set _wfdset, *wfdset = &_wfdset;
+ fd_set _rfdset, *rfdset = &_rfdset;
+ vcl_test_session_t *ts;
+ int i, rv, check_rx = 0;
+
+ rv = vtc_worker_init (wrk);
+ if (rv)
+ {
+ vterr ("vtc_worker_init()", rv);
+ return 0;
+ }
+
+ vtinf ("Starting test ...");
+
+ if (wrk->wrk_index == 0)
+ clock_gettime (CLOCK_REALTIME, &ctrl->stats.start);
+
+ check_rx = wrk->cfg.test != VCL_TEST_TYPE_UNI;
+ n_active_sessions = wrk->cfg.num_test_sessions;
+ while (n_active_sessions)
+ {
+ _wfdset = wrk->wr_fdset;
+ _rfdset = wrk->rd_fdset;
+
+ rv = vppcom_select (wrk->max_fd_index, (unsigned long *) rfdset,
+ (unsigned long *) wfdset, NULL, 0);
+ if (rv < 0)
+ {
+ vterr ("vppcom_select()", rv);
+ goto exit;
+ }
+ else if (rv == 0)
+ continue;
+
+ for (i = 0; i < wrk->cfg.num_test_sessions; i++)
+ {
+ ts = &wrk->sessions[i];
+ if (!((ts->stats.stop.tv_sec == 0) &&
+ (ts->stats.stop.tv_nsec == 0)))
+ continue;
+
+ if (FD_ISSET (vppcom_session_index (ts->fd), rfdset)
+ && ts->stats.rx_bytes < ts->cfg.total_bytes)
+ {
+ (void) vcl_test_read (ts->fd, (uint8_t *) ts->rxbuf,
+ ts->rxbuf_size, &ts->stats);
+ }
+
+ if (FD_ISSET (vppcom_session_index (ts->fd), wfdset)
+ && ts->stats.tx_bytes < ts->cfg.total_bytes)
+ {
+ n_bytes = ts->cfg.txbuf_size;
+ if (ts->cfg.test == VCL_TEST_TYPE_ECHO)
+ n_bytes = strlen (ctrl->txbuf) + 1;
+ rv = vcl_test_write (ts->fd, (uint8_t *) ts->txbuf,
+ n_bytes, &ts->stats, ts->cfg.verbose);
+ if (rv < 0)
+ {
+ vtwrn ("vppcom_test_write (%d) failed -- aborting test",
+ ts->fd);
+ goto exit;
+ }
+ }
+
+ if ((!check_rx && ts->stats.tx_bytes >= ts->cfg.total_bytes)
+ || (check_rx && ts->stats.rx_bytes >= ts->cfg.total_bytes))
+ {
+ clock_gettime (CLOCK_REALTIME, &ts->stats.stop);
+ n_active_sessions--;
+ }
+ }
+ }
+exit:
+ vtinf ("Worker %d done ...", wrk->wrk_index);
+ if (wrk->cfg.test != VCL_TEST_TYPE_ECHO)
+ vtc_accumulate_stats (wrk, ctrl);
+ sleep (VCL_TEST_DELAY_DISCONNECT);
+ vtc_worker_sessions_exit (wrk);
+ if (wrk->wrk_index)
+ vt_atomic_add (&vcm->active_workers, -1);
+ return 0;
+}
+
+static void
+vtc_print_stats (vcl_test_session_t * ctrl)
+{
+ int is_echo = ctrl->cfg.test == VCL_TEST_TYPE_ECHO;
+ int show_rx = 0;
+ char buf[64];
+
+ if (ctrl->cfg.test == VCL_TEST_TYPE_BI
+ || ctrl->cfg.test == VCL_TEST_TYPE_ECHO)
+ show_rx = 1;
+
+ vcl_test_stats_dump ("CLIENT RESULTS", &ctrl->stats,
+ show_rx, 1 /* show tx */ ,
+ ctrl->cfg.verbose);
+ vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+
+ if (ctrl->cfg.verbose)
+ {
+ vtinf (" ctrl session 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);
+ }
+
+ if (is_echo)
+ sprintf (buf, "Echo");
+ else
+ sprintf (buf, "%s-directional Stream",
+ ctrl->cfg.test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
+}
+
+static void
+vtc_echo_client (vcl_test_client_main_t * vcm)
+{
+ vcl_test_client_worker_t *wrk;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ vcl_test_cfg_t *cfg = &ctrl->cfg;
+
+ cfg->total_bytes = strlen (ctrl->txbuf) + 1;
+ memset (&ctrl->stats, 0, sizeof (ctrl->stats));
+
+ /* Echo works with only one worker */
+ wrk = vcm->workers;
+ wrk->wrk_index = 0;
+ wrk->cfg = *cfg;
+
+ vtc_worker_loop (wrk);
+
+ /* Not relevant for echo test
+ clock_gettime (CLOCK_REALTIME, &ctrl->stats.stop);
+ vtc_accumulate_stats (wrk, ctrl);
+ vtc_print_stats (ctrl);
+ */
+}
+
+static void
+vtc_stream_client (vcl_test_client_main_t * vcm)
+{
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ vcl_test_cfg_t *cfg = &ctrl->cfg;
+ vcl_test_client_worker_t *wrk;
+ uint32_t i, n_conn, n_conn_per_wrk;
+
+ vtinf ("%s-directional Stream Test Starting!",
+ ctrl->cfg.test == VCL_TEST_TYPE_BI ? "Bi" : "Uni");
+
+ cfg->total_bytes = cfg->num_writes * cfg->txbuf_size;
+ cfg->ctrl_handle = ~0;
+ if (vtc_cfg_sync (ctrl))
+ {
+ vtwrn ("test cfg sync failed -- aborting!");
+ return;
+ }
+ cfg->ctrl_handle = ((vcl_test_cfg_t *) ctrl->rxbuf)->ctrl_handle;
+ memset (&ctrl->stats, 0, sizeof (ctrl->stats));
+
+ n_conn = cfg->num_test_sessions;
+ n_conn_per_wrk = n_conn / vcm->n_workers;
+ for (i = 0; i < vcm->n_workers; i++)
+ {
+ wrk = &vcm->workers[i];
+ wrk->wrk_index = i;
+ wrk->cfg = ctrl->cfg;
+ wrk->cfg.num_test_sessions = vtc_min (n_conn_per_wrk, n_conn);
+ n_conn -= wrk->cfg.num_test_sessions;
+ }
+
+ for (i = 1; i < vcm->n_workers; i++)
+ {
+ wrk = &vcm->workers[i];
+ pthread_create (&wrk->thread_handle, NULL, vtc_worker_loop,
+ (void *) wrk);
+ }
+ vtc_worker_loop (&vcm->workers[0]);
+
+ while (vcm->active_workers > 0)
+ ;
+
+ vtinf ("Sending config on ctrl session (fd %d) for stats...", ctrl->fd);
+ if (vtc_cfg_sync (ctrl))
+ {
+ vtwrn ("test cfg sync failed -- aborting!");
+ return;
+ }
+
+ vtc_print_stats (ctrl);
+
+ ctrl->cfg.test = VCL_TEST_TYPE_ECHO;
+ ctrl->cfg.total_bytes = 0;
+ if (vtc_cfg_sync (ctrl))
+ vtwrn ("post-test cfg sync failed!");
+}
+
+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)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ 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
+ vtwrn ("Invalid txbuf size (%lu) < minimum buf size (%u)!",
+ txbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
+}
+
+static void
+cfg_num_writes_set (void)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ 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
+ {
+ vtwrn ("invalid num writes: %u", num_writes);
+ }
+}
+
+static void
+cfg_num_test_sessions_set (void)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ char *p = ctrl->txbuf + strlen (VCL_TEST_TOKEN_NUM_TEST_SESS);
+ uint32_t num_test_sessions = strtoul ((const char *) p, NULL, 10);
+
+ if ((num_test_sessions > 0) &&
+ (num_test_sessions <= VCL_TEST_CFG_MAX_TEST_SESS))
+ {
+ ctrl->cfg.num_test_sessions = num_test_sessions;
+ vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ }
+ else
+ {
+ vtwrn ("invalid num test sessions: %u, (%d max)",
+ num_test_sessions, VCL_TEST_CFG_MAX_TEST_SESS);
+ }
+}
+
+static void
+cfg_rxbuf_size_set (void)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ 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
+ vtwrn ("Invalid rxbuf size (%lu) < minimum buf size (%u)!",
+ rxbuf_size, VCL_TEST_CFG_BUF_SIZE_MIN);
+}
+
+static void
+cfg_verbose_toggle (void)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+
+ ctrl->cfg.verbose = ctrl->cfg.verbose ? 0 : 1;
+ vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+
+}
+
+static vcl_test_t
+parse_input ()
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ 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)))
+ vcm->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_sessions_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,
+ "vcl_test_client [OPTIONS] <ipaddr> <port>\n"
+ " OPTIONS\n"
+ " -h Print this message and exit.\n"
+ " -6 Use IPv6\n"
+ " -c Print test config before test.\n"
+ " -w <dir> Write test results to <dir>.\n"
+ " -X Exit after running test.\n"
+ " -D Use UDP transport layer\n"
+ " -L Use TLS transport layer\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);
+}
+
+static void
+vtc_process_opts (vcl_test_client_main_t * vcm, int argc, char **argv)
+{
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ int c, v;
+
+ opterr = 0;
+ while ((c = getopt (argc, argv, "chn:w:XE:I:N:R:T:UBV6DL")) != -1)
+ switch (c)
+ {
+ case 'c':
+ vcm->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)
+ {
+ vtwrn ("Invalid value for option -%c!", c);
+ print_usage_and_exit ();
+ }
+ if (!ctrl->cfg.num_test_sessions ||
+ (ctrl->cfg.num_test_sessions > FD_SETSIZE))
+ {
+ vtwrn ("Invalid number of sessions (%d) specified for option -%c!"
+ "\n Valid range is 1 - %d",
+ ctrl->cfg.num_test_sessions, c, FD_SETSIZE);
+ print_usage_and_exit ();
+ }
+ break;
+
+ case 'w':
+ if (sscanf (optarg, "%d", &v) != 1)
+ {
+ vtwrn ("Invalid value for option -%c!", c);
+ print_usage_and_exit ();
+ }
+ if (v > 1)
+ vcm->n_workers = v;
+ break;
+
+ case 'X':
+ vcm->post_test = VCL_TEST_TYPE_EXIT;
+ break;
+
+ case 'E':
+ if (strlen (optarg) > ctrl->txbuf_size)
+ {
+ vtwrn ("Option -%c value larger than txbuf size (%d)!",
+ 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)
+ {
+ vtwrn ("Invalid value for option -%c!", c);
+ print_usage_and_exit ();
+ }
+ if (ctrl->cfg.num_test_sessions > VCL_TEST_CFG_MAX_TEST_SESS)
+ {
+ vtwrn ("value greater than max number test sessions (%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)
+ {
+ vtwrn ("Invalid value for option -%c!", 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)
+ {
+ vtwrn ("Invalid value for option -%c!", 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
+ {
+ vtwrn ("rxbuf size (%lu) less than minumum (%u)",
+ 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)
+ {
+ vtwrn ("Invalid value for option -%c!", 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
+ {
+ vtwrn ("txbuf size (%lu) less than minumum (%u)!",
+ 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 'L':
+ ctrl->cfg.transport_tls = 1;
+ break;
+
+ case '?':
+ switch (optopt)
+ {
+ case 'E':
+ case 'I':
+ case 'N':
+ case 'R':
+ case 'T':
+ case 'w':
+ vtwrn ("Option -%c requires an argument.", optopt);
+ break;
+
+ default:
+ if (isprint (optopt))
+ vtwrn ("Unknown option `-%c'.", optopt);
+ else
+ vtwrn ("Unknown option character `\\x%x'.", optopt);
+ }
+ /* fall thru */
+ case 'h':
+ default:
+ print_usage_and_exit ();
+ }
+
+ if (argc < (optind + 2))
+ {
+ vtwrn ("Insufficient number of arguments!");
+ print_usage_and_exit ();
+ }
+
+ if (ctrl->cfg.transport_udp)
+ {
+ vcm->proto = VPPCOM_PROTO_UDP;
+ }
+ else if (ctrl->cfg.transport_tls)
+ {
+ vcm->proto = VPPCOM_PROTO_TLS;
+ }
+ else
+ {
+ vcm->proto = VPPCOM_PROTO_TCP;
+ }
+
+ memset (&vcm->server_addr, 0, sizeof (vcm->server_addr));
+ if (ctrl->cfg.address_ip6)
+ {
+ struct sockaddr_in6 *sddr6 = (struct sockaddr_in6 *) &vcm->server_addr;
+ sddr6->sin6_family = AF_INET6;
+ inet_pton (AF_INET6, argv[optind++], &(sddr6->sin6_addr));
+ sddr6->sin6_port = htons (atoi (argv[optind]));
+
+ vcm->server_endpt.is_ip4 = 0;
+ vcm->server_endpt.ip = (uint8_t *) & sddr6->sin6_addr;
+ vcm->server_endpt.port = (uint16_t) sddr6->sin6_port;
+ }
+ else
+ {
+ struct sockaddr_in *saddr4 = (struct sockaddr_in *) &vcm->server_addr;
+ saddr4->sin_family = AF_INET;
+ inet_pton (AF_INET, argv[optind++], &(saddr4->sin_addr));
+ saddr4->sin_port = htons (atoi (argv[optind]));
+
+ vcm->server_endpt.is_ip4 = 1;
+ vcm->server_endpt.ip = (uint8_t *) & saddr4->sin_addr;
+ vcm->server_endpt.port = (uint16_t) saddr4->sin_port;
+ }
+}
+
+static void
+vtc_read_user_input (vcl_test_session_t * ctrl)
+{
+ printf ("\nType 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 ("\nNothing to send! Please try again...\n");
+ return;
+ }
+ ctrl->txbuf[strlen (ctrl->txbuf) - 1] = 0; // chomp the newline.
+
+ /* Parse input for keywords */
+ ctrl->cfg.test = parse_input ();
+ }
+}
+
+static void
+vtc_ctrl_session_exit (void)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ int verbose = ctrl->cfg.verbose;
+
+ ctrl->cfg.test = VCL_TEST_TYPE_EXIT;
+ if (verbose)
+ {
+ vtinf ("(fd %d): Sending exit cfg to server...", ctrl->fd);
+ vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ }
+ (void) vcl_test_write (ctrl->fd, (uint8_t *) & ctrl->cfg,
+ sizeof (ctrl->cfg), &ctrl->stats, verbose);
+ sleep (1);
+}
+
+int
+main (int argc, char **argv)
+{
+ vcl_test_client_main_t *vcm = &vcl_client_main;
+ vcl_test_session_t *ctrl = &vcm->ctrl_session;
+ int rv;
+
+ vcm->n_workers = 1;
+ vcl_test_cfg_init (&ctrl->cfg);
+ vcl_test_session_buf_alloc (ctrl);
+ vtc_process_opts (vcm, argc, argv);
+
+ vcm->workers = calloc (vcm->n_workers, sizeof (vcl_test_client_worker_t));
+ rv = vppcom_app_create ("vcl_test_client");
+ if (rv < 0)
+ vtfail ("vppcom_app_create()", rv);
+
+ ctrl->fd = vppcom_session_create (vcm->proto, 0 /* is_nonblocking */ );
+ if (ctrl->fd < 0)
+ vtfail ("vppcom_session_create()", ctrl->fd);
+
+ if (vcm->proto == VPPCOM_PROTO_TLS)
+ {
+ vtinf ("Adding tls certs ...");
+ vppcom_session_tls_add_cert (ctrl->fd, vcl_test_crt_rsa,
+ vcl_test_crt_rsa_len);
+ vppcom_session_tls_add_key (ctrl->fd, vcl_test_key_rsa,
+ vcl_test_key_rsa_len);
+ }
+
+ vtinf ("Connecting to server...");
+ rv = vppcom_session_connect (ctrl->fd, &vcm->server_endpt);
+ if (rv)
+ vtfail ("vppcom_session_connect()", rv);
+ vtinf ("Control session (fd %d) connected.", ctrl->fd);
+
+ rv = vtc_cfg_sync (ctrl);
+ if (rv)
+ vtfail ("vtc_cfg_sync()", rv);
+
+ ctrl->cfg.ctrl_handle = ((vcl_test_cfg_t *) ctrl->rxbuf)->ctrl_handle;
+ memset (&ctrl->stats, 0, sizeof (ctrl->stats));
+
+ while (ctrl->cfg.test != VCL_TEST_TYPE_EXIT)
+ {
+ if (vcm->dump_cfg)
+ {
+ vcl_test_cfg_dump (&ctrl->cfg, 1 /* is_client */ );
+ vcm->dump_cfg = 0;
+ }
+
+ switch (ctrl->cfg.test)
+ {
+ case VCL_TEST_TYPE_ECHO:
+ vtc_echo_client (vcm);
+ break;
+
+ case VCL_TEST_TYPE_UNI:
+ case VCL_TEST_TYPE_BI:
+ vtc_stream_client (vcm);
+ break;
+
+ case VCL_TEST_TYPE_EXIT:
+ continue;
+
+ case VCL_TEST_TYPE_NONE:
+ default:
+ break;
+ }
+ switch (vcm->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);
+
+ vtc_read_user_input (ctrl);
+ }
+
+ vtc_ctrl_session_exit ();
+ vppcom_session_close (ctrl->fd);
+ vppcom_app_destroy ();
+ free (vcm->workers);
+ return 0;
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/hs_apps/vcl/vcl_test_server.c b/src/plugins/hs_apps/vcl/vcl_test_server.c
new file mode 100644
index 00000000000..62292adae5f
--- /dev/null
+++ b/src/plugins/hs_apps/vcl/vcl_test_server.c
@@ -0,0 +1,743 @@
+/*
+ * 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 <sys/types.h>
+#include <sys/socket.h>
+#include <stdio.h>
+#include <string.h>
+#include <time.h>
+#include <ctype.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <hs_apps/vcl/vcl_test.h>
+#include <sys/epoll.h>
+#include <vppinfra/mem.h>
+#include <pthread.h>
+
+typedef struct
+{
+ uint8_t is_alloc;
+ int fd;
+ uint8_t *buf;
+ uint32_t buf_size;
+ vcl_test_cfg_t cfg;
+ vcl_test_stats_t stats;
+ vppcom_endpt_t endpt;
+ uint8_t ip[16];
+ vppcom_data_segments_t ds;
+} vcl_test_server_conn_t;
+
+typedef struct
+{
+ uint16_t port;
+ uint32_t address_ip6;
+ u8 proto;
+ u8 workers;
+ vppcom_endpt_t endpt;
+} vcl_test_server_cfg_t;
+
+typedef struct
+{
+ uint32_t wrk_index;
+ int listen_fd;
+ int epfd;
+ struct epoll_event wait_events[VCL_TEST_CFG_MAX_EPOLL_EVENTS];
+ size_t conn_pool_size;
+ vcl_test_server_conn_t *conn_pool;
+ int nfds;
+ pthread_t thread_handle;
+} vcl_test_server_worker_t;
+
+typedef struct
+{
+ vcl_test_server_cfg_t cfg;
+ vcl_test_server_worker_t *workers;
+
+ struct sockaddr_storage servaddr;
+ volatile int worker_fails;
+ volatile int active_workers;
+ u8 use_ds;
+} vcl_test_server_main_t;
+
+static __thread int __wrk_index = 0;
+
+static vcl_test_server_main_t vcl_server_main;
+
+static inline void
+conn_pool_expand (vcl_test_server_worker_t * wrk, size_t expand_size)
+{
+ vcl_test_server_conn_t *conn_pool;
+ size_t new_size = wrk->conn_pool_size + expand_size;
+ int i;
+
+ conn_pool = realloc (wrk->conn_pool, new_size * sizeof (*wrk->conn_pool));
+ if (conn_pool)
+ {
+ for (i = wrk->conn_pool_size; i < new_size; i++)
+ {
+ vcl_test_server_conn_t *conn = &conn_pool[i];
+ memset (conn, 0, sizeof (*conn));
+ vcl_test_cfg_init (&conn->cfg);
+ vcl_test_buf_alloc (&conn->cfg, 1 /* is_rxbuf */ ,
+ &conn->buf, &conn->buf_size);
+ conn->cfg.txbuf_size = conn->cfg.rxbuf_size;
+ }
+
+ wrk->conn_pool = conn_pool;
+ wrk->conn_pool_size = new_size;
+ }
+ else
+ {
+ vterr ("conn_pool_expand()", -errno);
+ }
+}
+
+static inline vcl_test_server_conn_t *
+conn_pool_alloc (vcl_test_server_worker_t * wrk)
+{
+ int i, expand = 0;
+
+again:
+ for (i = 0; i < wrk->conn_pool_size; i++)
+ {
+ if (!wrk->conn_pool[i].is_alloc)
+ {
+ wrk->conn_pool[i].endpt.ip = wrk->conn_pool[i].ip;
+ wrk->conn_pool[i].is_alloc = 1;
+ return (&wrk->conn_pool[i]);
+ }
+ }
+
+ if (expand == 0)
+ {
+ conn_pool_expand (wrk, 2 * wrk->conn_pool_size);
+ expand = 1;
+ goto again;
+ }
+ vtwrn ("Failed to allocate connection even after expand");
+ return 0;
+}
+
+static inline void
+conn_pool_free (vcl_test_server_conn_t * conn)
+{
+ conn->fd = 0;
+ conn->is_alloc = 0;
+}
+
+static inline void
+sync_config_and_reply (vcl_test_server_conn_t * conn, vcl_test_cfg_t * rx_cfg)
+{
+ conn->cfg = *rx_cfg;
+ vcl_test_buf_alloc (&conn->cfg, 1 /* is_rxbuf */ ,
+ &conn->buf, &conn->buf_size);
+ conn->cfg.txbuf_size = conn->cfg.rxbuf_size;
+
+ if (conn->cfg.verbose)
+ {
+ vtinf ("(fd %d): Replying to cfg message!\n", conn->fd);
+ vcl_test_cfg_dump (&conn->cfg, 0 /* is_client */ );
+ }
+ (void) vcl_test_write (conn->fd, (uint8_t *) & conn->cfg,
+ sizeof (conn->cfg), NULL, conn->cfg.verbose);
+}
+
+static void
+vts_server_start_stop (vcl_test_server_worker_t * wrk,
+ vcl_test_server_conn_t * conn, vcl_test_cfg_t * rx_cfg)
+{
+ u8 is_bi = rx_cfg->test == VCL_TEST_TYPE_BI;
+ vcl_test_server_conn_t *tc;
+ char buf[64];
+ int i;
+
+ if (rx_cfg->ctrl_handle == conn->fd)
+ {
+ for (i = 0; i < wrk->conn_pool_size; i++)
+ {
+ tc = &wrk->conn_pool[i];
+ if (tc->cfg.ctrl_handle != conn->fd)
+ continue;
+
+ vcl_test_stats_accumulate (&conn->stats, &tc->stats);
+ if (vcl_comp_tspec (&conn->stats.stop, &tc->stats.stop) < 0)
+ conn->stats.stop = tc->stats.stop;
+ /* Client delays sending of disconnect */
+ conn->stats.stop.tv_sec -= VCL_TEST_DELAY_DISCONNECT;
+ if (conn->cfg.verbose)
+ {
+ sprintf (buf, "SERVER (fd %d) RESULTS", tc->fd);
+ vcl_test_stats_dump (buf, &tc->stats, 1 /* show_rx */ ,
+ is_bi /* show tx */ , conn->cfg.verbose);
+ }
+ }
+
+ vcl_test_stats_dump ("SERVER RESULTS", &conn->stats, 1 /* show_rx */ ,
+ is_bi /* show_tx */ , conn->cfg.verbose);
+ vcl_test_cfg_dump (&conn->cfg, 0 /* is_client */ );
+ if (conn->cfg.verbose)
+ {
+ vtinf (" vcl server main\n"
+ VCL_TEST_SEPARATOR_STRING
+ " buf: %p\n"
+ " buf size: %u (0x%08x)\n"
+ VCL_TEST_SEPARATOR_STRING,
+ conn->buf, conn->buf_size, conn->buf_size);
+ }
+
+ sync_config_and_reply (conn, rx_cfg);
+ memset (&conn->stats, 0, sizeof (conn->stats));
+ }
+ else
+ {
+ if (rx_cfg->ctrl_handle == ~0)
+ {
+ rx_cfg->ctrl_handle = conn->fd;
+ vtinf ("Set control fd %d for test!", conn->fd);
+ }
+ else
+ {
+ vtinf ("Starting %s-directional Stream Test (fd %d)!",
+ is_bi ? "Bi" : "Uni", conn->fd);
+ }
+
+ sync_config_and_reply (conn, rx_cfg);
+
+ /* read the 1st chunk, record start time */
+ memset (&conn->stats, 0, sizeof (conn->stats));
+ clock_gettime (CLOCK_REALTIME, &conn->stats.start);
+ }
+}
+
+static inline void
+vts_server_rx (vcl_test_server_conn_t * conn, int rx_bytes)
+{
+ vcl_test_server_main_t *vsm = &vcl_server_main;
+ int client_fd = conn->fd;
+
+ if (conn->cfg.test == VCL_TEST_TYPE_BI)
+ {
+ if (vsm->use_ds)
+ {
+ (void) vcl_test_write (client_fd, conn->ds[0].data, conn->ds[0].len,
+ &conn->stats, conn->cfg.verbose);
+ if (conn->ds[1].len)
+ (void) vcl_test_write (client_fd, conn->ds[1].data,
+ conn->ds[1].len, &conn->stats,
+ conn->cfg.verbose);
+ }
+ else
+ (void) vcl_test_write (client_fd, conn->buf, rx_bytes, &conn->stats,
+ conn->cfg.verbose);
+ }
+
+ if (vsm->use_ds)
+ vppcom_session_free_segments (conn->fd, conn->ds);
+
+ if (conn->stats.rx_bytes >= conn->cfg.total_bytes)
+ clock_gettime (CLOCK_REALTIME, &conn->stats.stop);
+}
+
+static void
+vts_server_echo (vcl_test_server_conn_t * conn, int rx_bytes)
+{
+ vcl_test_server_main_t *vsm = &vcl_server_main;
+ int tx_bytes, nbytes, pos;
+
+ if (vsm->use_ds)
+ vppcom_data_segment_copy (conn->buf, conn->ds, rx_bytes);
+
+ /* If it looks vaguely like a string, make sure it's terminated */
+ pos = rx_bytes < conn->buf_size ? rx_bytes : conn->buf_size - 1;
+ ((char *) conn->buf)[pos] = 0;
+ vtinf ("(fd %d): RX (%d bytes) - '%s'", conn->fd, rx_bytes, conn->buf);
+
+ if (conn->cfg.verbose)
+ vtinf ("(fd %d): Echoing back", conn->fd);
+
+ nbytes = strlen ((const char *) conn->buf) + 1;
+ tx_bytes = vcl_test_write (conn->fd, conn->buf, nbytes, &conn->stats,
+ conn->cfg.verbose);
+ if (tx_bytes >= 0)
+ vtinf ("(fd %d): TX (%d bytes) - '%s'", conn->fd, tx_bytes, conn->buf);
+}
+
+static void
+vts_new_client (vcl_test_server_worker_t * wrk)
+{
+ vcl_test_server_conn_t *conn;
+ struct epoll_event ev;
+ int rv, client_fd;
+
+ conn = conn_pool_alloc (wrk);
+ if (!conn)
+ {
+ vtwrn ("No free connections!");
+ return;
+ }
+
+ client_fd = vppcom_session_accept (wrk->listen_fd, &conn->endpt, 0);
+ if (client_fd < 0)
+ {
+ vterr ("vppcom_session_accept()", client_fd);
+ return;
+ }
+ conn->fd = client_fd;
+
+ vtinf ("Got a connection -- fd = %d (0x%08x)!", client_fd, client_fd);
+
+ ev.events = EPOLLIN;
+ ev.data.u64 = conn - wrk->conn_pool;
+ rv = vppcom_epoll_ctl (wrk->epfd, EPOLL_CTL_ADD, client_fd, &ev);
+ if (rv < 0)
+ {
+ vterr ("vppcom_epoll_ctl()", rv);
+ return;
+ }
+ wrk->nfds++;
+}
+
+static void
+print_usage_and_exit (void)
+{
+ fprintf (stderr,
+ "vcl_test_server [OPTIONS] <port>\n"
+ " OPTIONS\n"
+ " -h Print this message and exit.\n"
+ " -6 Use IPv6\n"
+ " -w <num> Number of workers\n"
+ " -D Use UDP transport layer\n"
+ " -L Use TLS transport layer\n");
+ exit (1);
+}
+
+static void
+vcl_test_init_endpoint_addr (vcl_test_server_main_t * vsm)
+{
+ struct sockaddr_storage *servaddr = &vsm->servaddr;
+ memset (servaddr, 0, sizeof (*servaddr));
+
+ if (vsm->cfg.address_ip6)
+ {
+ struct sockaddr_in6 *server_addr = (struct sockaddr_in6 *) servaddr;
+ server_addr->sin6_family = AF_INET6;
+ server_addr->sin6_addr = in6addr_any;
+ server_addr->sin6_port = htons (vsm->cfg.port);
+ }
+ else
+ {
+ struct sockaddr_in *server_addr = (struct sockaddr_in *) servaddr;
+ server_addr->sin_family = AF_INET;
+ server_addr->sin_addr.s_addr = htonl (INADDR_ANY);
+ server_addr->sin_port = htons (vsm->cfg.port);
+ }
+
+ if (vsm->cfg.address_ip6)
+ {
+ struct sockaddr_in6 *server_addr = (struct sockaddr_in6 *) servaddr;
+ vsm->cfg.endpt.is_ip4 = 0;
+ vsm->cfg.endpt.ip = (uint8_t *) & server_addr->sin6_addr;
+ vsm->cfg.endpt.port = (uint16_t) server_addr->sin6_port;
+ }
+ else
+ {
+ struct sockaddr_in *server_addr = (struct sockaddr_in *) servaddr;
+ vsm->cfg.endpt.is_ip4 = 1;
+ vsm->cfg.endpt.ip = (uint8_t *) & server_addr->sin_addr;
+ vsm->cfg.endpt.port = (uint16_t) server_addr->sin_port;
+ }
+}
+
+static void
+vcl_test_server_process_opts (vcl_test_server_main_t * vsm, int argc,
+ char **argv)
+{
+ int v, c;
+
+ vsm->cfg.proto = VPPCOM_PROTO_TCP;
+
+ opterr = 0;
+ while ((c = getopt (argc, argv, "6DLsw:")) != -1)
+ switch (c)
+ {
+ case '6':
+ vsm->cfg.address_ip6 = 1;
+ break;
+
+ case 'D':
+ vsm->cfg.proto = VPPCOM_PROTO_UDP;
+ break;
+
+ case 'L':
+ vsm->cfg.proto = VPPCOM_PROTO_TLS;
+ break;
+
+ case 'w':
+ v = atoi (optarg);
+ if (v > 1)
+ vsm->cfg.workers = v;
+ else
+ vtwrn ("Invalid number of workers %d", v);
+ break;
+ case 's':
+ vsm->use_ds = 1;
+ break;
+ case '?':
+ switch (optopt)
+ {
+ default:
+ if (isprint (optopt))
+ vtwrn ("Unknown option `-%c'.", optopt);
+ else
+ vtwrn ("Unknown option character `\\x%x'.", optopt);
+ }
+ /* fall thru */
+ case 'h':
+ default:
+ print_usage_and_exit ();
+ }
+
+ if (argc < (optind + 1))
+ {
+ fprintf (stderr, "SERVER: ERROR: Insufficient number of arguments!\n");
+ print_usage_and_exit ();
+ }
+
+ if (sscanf (argv[optind], "%d", &v) == 1)
+ vsm->cfg.port = (uint16_t) v;
+ else
+ {
+ fprintf (stderr, "SERVER: ERROR: Invalid port (%s)!\n", argv[optind]);
+ print_usage_and_exit ();
+ }
+
+ vcl_test_init_endpoint_addr (vsm);
+}
+
+int
+vts_handle_cfg (vcl_test_server_worker_t * wrk, vcl_test_cfg_t * rx_cfg,
+ vcl_test_server_conn_t * conn, int rx_bytes)
+{
+ if (rx_cfg->verbose)
+ {
+ vtinf ("(fd %d): Received a cfg msg!", conn->fd);
+ vcl_test_cfg_dump (rx_cfg, 0 /* is_client */ );
+ }
+
+ if (rx_bytes != sizeof (*rx_cfg))
+ {
+ vtinf ("(fd %d): Invalid cfg msg size %d expected %lu!", conn->fd,
+ rx_bytes, sizeof (*rx_cfg));
+ conn->cfg.rxbuf_size = 0;
+ conn->cfg.num_writes = 0;
+ if (conn->cfg.verbose)
+ {
+ vtinf ("(fd %d): Replying to cfg msg", conn->fd);
+ vcl_test_cfg_dump (rx_cfg, 0 /* is_client */ );
+ }
+ vcl_test_write (conn->fd, (uint8_t *) & conn->cfg,
+ sizeof (conn->cfg), NULL, conn->cfg.verbose);
+ return -1;
+ }
+
+ switch (rx_cfg->test)
+ {
+ case VCL_TEST_TYPE_NONE:
+ case VCL_TEST_TYPE_ECHO:
+ sync_config_and_reply (conn, rx_cfg);
+ break;
+
+ case VCL_TEST_TYPE_BI:
+ case VCL_TEST_TYPE_UNI:
+ vts_server_start_stop (wrk, conn, rx_cfg);
+ break;
+
+ case VCL_TEST_TYPE_EXIT:
+ vtinf ("Session fd %d closing!", conn->fd);
+ clock_gettime (CLOCK_REALTIME, &conn->stats.stop);
+ vppcom_session_close (conn->fd);
+ conn_pool_free (conn);
+ wrk->nfds--;
+ break;
+
+ default:
+ vtwrn ("Unknown test type %d", rx_cfg->test);
+ vcl_test_cfg_dump (rx_cfg, 0 /* is_client */ );
+ break;
+ }
+
+ return 0;
+}
+
+static void
+vts_worker_init (vcl_test_server_worker_t * wrk)
+{
+ vcl_test_server_main_t *vsm = &vcl_server_main;
+ struct epoll_event listen_ev;
+ int rv;
+
+ __wrk_index = wrk->wrk_index;
+
+ vtinf ("Initializing worker ...");
+
+ conn_pool_expand (wrk, VCL_TEST_CFG_MAX_TEST_SESS + 1);
+ if (wrk->wrk_index)
+ if (vppcom_worker_register ())
+ vtfail ("vppcom_worker_register()", 1);
+
+ wrk->listen_fd = vppcom_session_create (vsm->cfg.proto,
+ 0 /* is_nonblocking */ );
+ if (wrk->listen_fd < 0)
+ vtfail ("vppcom_session_create()", wrk->listen_fd);
+
+
+ if (vsm->cfg.proto == VPPCOM_PROTO_TLS)
+ {
+ vppcom_session_tls_add_cert (wrk->listen_fd, vcl_test_crt_rsa,
+ vcl_test_crt_rsa_len);
+ vppcom_session_tls_add_key (wrk->listen_fd, vcl_test_key_rsa,
+ vcl_test_key_rsa_len);
+ }
+
+ rv = vppcom_session_bind (wrk->listen_fd, &vsm->cfg.endpt);
+ if (rv < 0)
+ vtfail ("vppcom_session_bind()", rv);
+
+ if (!(vsm->cfg.proto == VPPCOM_PROTO_UDP))
+ {
+ rv = vppcom_session_listen (wrk->listen_fd, 10);
+ if (rv < 0)
+ vtfail ("vppcom_session_listen()", rv);
+ }
+
+ wrk->epfd = vppcom_epoll_create ();
+ if (wrk->epfd < 0)
+ vtfail ("vppcom_epoll_create()", wrk->epfd);
+
+ listen_ev.events = EPOLLIN;
+ listen_ev.data.u32 = ~0;
+ rv = vppcom_epoll_ctl (wrk->epfd, EPOLL_CTL_ADD, wrk->listen_fd,
+ &listen_ev);
+ if (rv < 0)
+ vtfail ("vppcom_epoll_ctl", rv);
+
+ vsm->active_workers += 1;
+ vtinf ("Waiting for a client to connect on port %d ...", vsm->cfg.port);
+}
+
+static int
+vts_conn_expect_config (vcl_test_server_conn_t * conn)
+{
+ if (conn->cfg.test == VCL_TEST_TYPE_ECHO)
+ return 1;
+
+ return (conn->stats.rx_bytes < 128
+ || conn->stats.rx_bytes > conn->cfg.total_bytes);
+}
+
+static vcl_test_cfg_t *
+vts_conn_read_config (vcl_test_server_conn_t * conn)
+{
+ vcl_test_server_main_t *vsm = &vcl_server_main;
+
+ if (vsm->use_ds)
+ {
+ /* We could avoid the copy if the first segment is big enough but this
+ * just simplifies things */
+ vppcom_data_segment_copy (conn->buf, conn->ds, sizeof (vcl_test_cfg_t));
+ }
+ return (vcl_test_cfg_t *) conn->buf;
+}
+
+static inline int
+vts_conn_read (vcl_test_server_conn_t * conn)
+{
+ vcl_test_server_main_t *vsm = &vcl_server_main;
+ if (vsm->use_ds)
+ return vcl_test_read_ds (conn->fd, conn->ds, &conn->stats);
+ else
+ return vcl_test_read (conn->fd, conn->buf, conn->buf_size, &conn->stats);
+}
+
+static inline int
+vts_conn_has_ascii (vcl_test_server_conn_t * conn)
+{
+ vcl_test_server_main_t *vsm = &vcl_server_main;
+
+ if (vsm->use_ds)
+ return isascii (conn->ds[0].data[0]);
+ else
+ return isascii (conn->buf[0]);
+}
+
+static void *
+vts_worker_loop (void *arg)
+{
+ vcl_test_server_main_t *vsm = &vcl_server_main;
+ vcl_test_server_worker_t *wrk = arg;
+ vcl_test_server_conn_t *conn;
+ int i, rx_bytes, num_ev;
+ vcl_test_cfg_t *rx_cfg;
+
+ if (wrk->wrk_index)
+ vts_worker_init (wrk);
+
+ while (1)
+ {
+ num_ev = vppcom_epoll_wait (wrk->epfd, wrk->wait_events,
+ VCL_TEST_CFG_MAX_EPOLL_EVENTS, 60000.0);
+ if (num_ev < 0)
+ {
+ vterr ("vppcom_epoll_wait()", num_ev);
+ goto fail;
+ }
+ else if (num_ev == 0)
+ {
+ vtinf ("vppcom_epoll_wait() timeout!");
+ continue;
+ }
+ for (i = 0; i < num_ev; i++)
+ {
+ conn = &wrk->conn_pool[wrk->wait_events[i].data.u32];
+ if (wrk->wait_events[i].events & (EPOLLHUP | EPOLLRDHUP))
+ {
+ vppcom_session_close (conn->fd);
+ wrk->nfds -= 1;
+ if (!wrk->nfds)
+ {
+ vtinf ("All client connections closed\n");
+ goto done;
+ }
+ continue;
+ }
+ if (wrk->wait_events[i].data.u32 == ~0)
+ {
+ vts_new_client (wrk);
+ continue;
+ }
+
+ if (EPOLLIN & wrk->wait_events[i].events)
+ {
+ read_again:
+ rx_bytes = vts_conn_read (conn);
+
+ if (rx_bytes <= 0)
+ {
+ if (errno == ECONNRESET)
+ {
+ vtinf ("Connection reset by remote peer.\n");
+ goto fail;
+ }
+ else
+ continue;
+ }
+
+ if (vts_conn_expect_config (conn))
+ {
+ rx_cfg = vts_conn_read_config (conn);
+ if (rx_cfg->magic == VCL_TEST_CFG_CTRL_MAGIC)
+ {
+ if (vsm->use_ds)
+ vppcom_session_free_segments (conn->fd, conn->ds);
+ vts_handle_cfg (wrk, rx_cfg, conn, rx_bytes);
+ if (!wrk->nfds)
+ {
+ vtinf ("All client connections closed\n");
+ goto done;
+ }
+ continue;
+ }
+ }
+ if ((conn->cfg.test == VCL_TEST_TYPE_UNI)
+ || (conn->cfg.test == VCL_TEST_TYPE_BI))
+ {
+ vts_server_rx (conn, rx_bytes);
+ if (vppcom_session_attr (conn->fd, VPPCOM_ATTR_GET_NREAD, 0,
+ 0) > 0)
+ goto read_again;
+ continue;
+ }
+ if (vts_conn_has_ascii (conn))
+ {
+ vts_server_echo (conn, rx_bytes);
+ }
+ else
+ {
+ vtwrn ("FIFO not drained! extra bytes %d", rx_bytes);
+ }
+ }
+ else
+ {
+ vtwrn ("Unhandled event");
+ goto fail;
+ }
+ }
+ }
+
+fail:
+ vsm->worker_fails -= 1;
+
+done:
+ vppcom_session_close (wrk->listen_fd);
+ if (wrk->conn_pool)
+ free (wrk->conn_pool);
+ vsm->active_workers -= 1;
+ return 0;
+}
+
+int
+main (int argc, char **argv)
+{
+ vcl_test_server_main_t *vsm = &vcl_server_main;
+ int rv, i;
+
+ clib_mem_init_thread_safe (0, 64 << 20);
+ vsm->cfg.port = VCL_TEST_SERVER_PORT;
+ vsm->cfg.workers = 1;
+ vsm->active_workers = 0;
+ vcl_test_server_process_opts (vsm, argc, argv);
+
+ rv = vppcom_app_create ("vcl_test_server");
+ if (rv)
+ vtfail ("vppcom_app_create()", rv);
+
+ vsm->workers = calloc (vsm->cfg.workers, sizeof (*vsm->workers));
+ vts_worker_init (&vsm->workers[0]);
+ for (i = 1; i < vsm->cfg.workers; i++)
+ {
+ vsm->workers[i].wrk_index = i;
+ rv = pthread_create (&vsm->workers[i].thread_handle, NULL,
+ vts_worker_loop, (void *) &vsm->workers[i]);
+ }
+ vts_worker_loop (&vsm->workers[0]);
+
+ while (vsm->active_workers > 0)
+ ;
+
+ vppcom_app_destroy ();
+ free (vsm->workers);
+
+ return vsm->worker_fails;
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */