nuttx-apps/examples/usrsocktest/usrsocktest_noblock_connect.c
2020-08-06 20:52:09 +09:00

866 lines
31 KiB
C

/****************************************************************************
* examples/usrsocktest/usrsocktest_noblock_connect.c
* Socket connect tests in non-blocking mode
*
* Copyright (C) 2015, 2017 Haltian Ltd. All rights reserved.
* Authors: Roman Saveljev <roman.saveljev@haltian.com>
* Jussi Kivilinna <jussi.kivilinna@haltian.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <sys/socket.h>
#include <errno.h>
#include <sys/types.h>
#include <stdbool.h>
#include <assert.h>
#include <fcntl.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include "defines.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Private Types
****************************************************************************/
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
static bool started;
static int sd;
static int sd2;
/****************************************************************************
* Public Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
TEST_SETUP(no_block_connect)
{
sd = -1;
sd2 = -1;
started = false;
}
TEST_TEAR_DOWN(no_block_connect)
{
int ret;
if (sd >= 0)
{
ret = close(sd);
assert(ret == 0);
}
if (sd2 >= 0)
{
ret = close(sd2);
assert(ret == 0);
}
if (started)
{
ret = usrsocktest_daemon_stop();
assert(ret == OK);
}
}
TEST(no_block_connect, instant_connect)
{
int flags;
int ret;
struct sockaddr_in addr;
usrsocktest_daemon_config = usrsocktest_daemon_defconf;
usrsocktest_daemon_config.endpoint_addr = "127.0.0.1";
usrsocktest_daemon_config.endpoint_port = 255;
TEST_ASSERT_EQUAL(OK,
usrsocktest_daemon_start(&usrsocktest_daemon_config));
started = true;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
/* Open socket */
sd = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd >= 0);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Make socket non-blocking */
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
/* Do connect, should succeed instantly. */
inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr.s_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(255);
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(0, ret);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Close socket */
TEST_ASSERT_TRUE(close(sd) >= 0);
sd = -1;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
/* Stopping daemon should succeed. */
TEST_ASSERT_EQUAL(OK, usrsocktest_daemon_stop());
started = false;
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_endp_malloc_cnt);
TEST_ASSERT_EQUAL(0, usrsocktest_dcmd_malloc_cnt);
}
TEST(no_block_connect, delayed_connect)
{
int flags;
int ret;
int count;
struct sockaddr_in addr;
/* Start test daemon. */
usrsocktest_daemon_config = usrsocktest_daemon_defconf;
usrsocktest_daemon_config.endpoint_block_connect = true;
usrsocktest_daemon_config.endpoint_addr = "127.0.0.1";
usrsocktest_daemon_config.endpoint_port = 255;
usrsocktest_daemon_config.delay_all_responses = true;
TEST_ASSERT_EQUAL(OK,
usrsocktest_daemon_start(&usrsocktest_daemon_config));
started = true;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
/* Open socket */
sd = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd >= 0);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Make socket non-blocking */
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
/* Launch connect attempt, daemon delays actual connection until
* triggered.
*/
inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr.s_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(255);
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EINPROGRESS, errno);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Another connect attempt results EALREADY. */
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EALREADY, errno);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Release delayed connect. */
TEST_ASSERT_TRUE(usrsocktest_daemon_establish_waiting_connections());
for (count = 0;
usrsocktest_daemon_get_num_waiting_connect_sockets() > 0; count++)
{
TEST_ASSERT_TRUE(count <= 5);
usleep(10 * 1000);
}
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Another connect attempt results EISCONN. */
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EISCONN, errno);
/* Close socket. */
TEST_ASSERT_TRUE(close(sd) >= 0);
sd = -1;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Stopping daemon should succeed. */
TEST_ASSERT_EQUAL(OK, usrsocktest_daemon_stop());
started = false;
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(-ENODEV,
usrsocktest_daemon_get_num_waiting_connect_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_endp_malloc_cnt);
TEST_ASSERT_EQUAL(0, usrsocktest_dcmd_malloc_cnt);
}
TEST(no_block_connect, close_not_connected)
{
int flags;
int ret;
struct sockaddr_in addr;
/* Start test daemon. */
usrsocktest_daemon_config = usrsocktest_daemon_defconf;
usrsocktest_daemon_config.endpoint_block_connect = true;
usrsocktest_daemon_config.endpoint_addr = "127.0.0.1";
usrsocktest_daemon_config.endpoint_port = 255;
usrsocktest_daemon_config.delay_all_responses = true;
TEST_ASSERT_EQUAL(OK,
usrsocktest_daemon_start(&usrsocktest_daemon_config));
started = true;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
/* Open socket */
sd = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd >= 0);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Make socket non-blocking */
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
/* Launch connect attempt, daemon delays actual connection until
* triggered.
*/
inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr.s_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(255);
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EINPROGRESS, errno);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Close socket. */
TEST_ASSERT_TRUE(close(sd) >= 0);
sd = -1;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Stopping daemon should succeed. */
TEST_ASSERT_EQUAL(OK, usrsocktest_daemon_stop());
started = false;
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(-ENODEV,
usrsocktest_daemon_get_num_waiting_connect_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_endp_malloc_cnt);
TEST_ASSERT_EQUAL(0, usrsocktest_dcmd_malloc_cnt);
}
TEST(no_block_connect, early_drop)
{
int flags;
int ret;
struct sockaddr_in addr;
/* Start test daemon. */
usrsocktest_daemon_config = usrsocktest_daemon_defconf;
usrsocktest_daemon_config.endpoint_block_connect = true;
usrsocktest_daemon_config.endpoint_addr = "127.0.0.1";
usrsocktest_daemon_config.endpoint_port = 255;
usrsocktest_daemon_config.delay_all_responses = false;
TEST_ASSERT_EQUAL(OK,
usrsocktest_daemon_start(&usrsocktest_daemon_config));
started = true;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
/* Open socket */
sd = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd >= 0);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Make socket non-blocking */
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
/* Launch connect attempt, daemon delays actual connection until
* triggered.
*/
inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr.s_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(255);
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EINPROGRESS, errno);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Stopping daemon should succeed. */
TEST_ASSERT_EQUAL(OK, usrsocktest_daemon_stop());
started = false;
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(-ENODEV,
usrsocktest_daemon_get_num_waiting_connect_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_endp_malloc_cnt);
TEST_ASSERT_EQUAL(0, usrsocktest_dcmd_malloc_cnt);
/* Close socket. */
TEST_ASSERT_TRUE(close(sd) >= 0);
sd = -1;
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(-ENODEV,
usrsocktest_daemon_get_num_waiting_connect_sockets());
}
TEST(no_block_connect, multiple)
{
int flags;
int ret;
int count;
struct sockaddr_in addr;
/* Start test daemon. */
usrsocktest_daemon_config = usrsocktest_daemon_defconf;
usrsocktest_daemon_config.endpoint_block_connect = true;
usrsocktest_daemon_config.endpoint_addr = "127.0.0.1";
usrsocktest_daemon_config.endpoint_port = 255;
usrsocktest_daemon_config.delay_all_responses = false;
TEST_ASSERT_EQUAL(OK,
usrsocktest_daemon_start(&usrsocktest_daemon_config));
started = true;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
/* Open sockets */
sd = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd >= 0);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
sd2 = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd2 >= 0);
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Make socket non-blocking */
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
flags = fcntl(sd2, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd2, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd2, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
/* Launch connect attempts, daemon delays actual connection until
* triggered.
*/
inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr.s_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(255);
ret = connect(sd2, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EINPROGRESS, errno);
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Release delayed connections. */
TEST_ASSERT_TRUE(usrsocktest_daemon_establish_waiting_connections());
for (count = 0;
usrsocktest_daemon_get_num_waiting_connect_sockets() > 0; count++)
{
TEST_ASSERT_TRUE(count <= 5);
usleep(10 * 1000);
}
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr.s_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(255);
ret = connect(sd2, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EISCONN, errno);
inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr.s_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(255);
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EINPROGRESS, errno);
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Release delayed connections. */
TEST_ASSERT_TRUE(usrsocktest_daemon_establish_waiting_connections());
for (count = 0; usrsocktest_daemon_get_num_waiting_connect_sockets() > 0;
count++)
{
TEST_ASSERT_TRUE(count <= 5);
usleep(10 * 1000);
}
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Close sockets. */
TEST_ASSERT_TRUE(close(sd2) >= 0);
sd2 = -1;
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
TEST_ASSERT_TRUE(close(sd) >= 0);
sd = -1;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Open sockets */
sd = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd >= 0);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
sd2 = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd2 >= 0);
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Make socket non-blocking */
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
flags = fcntl(sd2, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd2, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd2, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
/* Launch connect attempts, daemon delays actual connection until
* triggered.
*/
inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr.s_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(255);
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EINPROGRESS, errno);
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
ret = connect(sd2, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EINPROGRESS, errno);
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Release delayed connections. */
TEST_ASSERT_TRUE(usrsocktest_daemon_establish_waiting_connections());
for (count = 0;
usrsocktest_daemon_get_num_waiting_connect_sockets() > 0; count++)
{
TEST_ASSERT_TRUE(count <= 5);
usleep(10 * 1000);
}
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Close sockets. */
TEST_ASSERT_TRUE(close(sd2) >= 0);
sd2 = -1;
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
TEST_ASSERT_TRUE(close(sd) >= 0);
sd = -1;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Open sockets */
sd = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd >= 0);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
sd2 = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd2 >= 0);
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Make socket non-blocking */
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
flags = fcntl(sd2, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd2, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd2, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
/* Launch connect attempt, daemon delays actual connection until
* triggered.
*/
inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr.s_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(255);
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EINPROGRESS, errno);
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Release delayed connections. */
TEST_ASSERT_TRUE(usrsocktest_daemon_establish_waiting_connections());
for (count = 0;
usrsocktest_daemon_get_num_waiting_connect_sockets() > 0; count++)
{
TEST_ASSERT_TRUE(count <= 5);
usleep(10 * 1000);
}
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Launch another connect attempt, daemon delays actual connection until
* triggered.
*/
ret = connect(sd2, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EINPROGRESS, errno);
TEST_ASSERT_EQUAL(2, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Close sockets. */
TEST_ASSERT_TRUE(close(sd) >= 0);
sd = -1;
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
TEST_ASSERT_TRUE(close(sd2) >= 0);
sd2 = -1;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Stopping daemon should succeed. */
TEST_ASSERT_EQUAL(OK, usrsocktest_daemon_stop());
started = false;
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(-ENODEV,
usrsocktest_daemon_get_num_waiting_connect_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_endp_malloc_cnt);
TEST_ASSERT_EQUAL(0, usrsocktest_dcmd_malloc_cnt);
}
TEST(no_block_connect, basic_daemon_dup2)
{
int flags;
int ret;
int count;
struct sockaddr_in addr;
/* Start test daemon. */
usrsocktest_daemon_config = usrsocktest_daemon_defconf;
usrsocktest_daemon_config.endpoint_block_connect = true;
usrsocktest_daemon_config.endpoint_addr = "127.0.0.1";
usrsocktest_daemon_config.endpoint_port = 255;
usrsocktest_daemon_config.delay_all_responses = true;
TEST_ASSERT_EQUAL(OK,
usrsocktest_daemon_start(&usrsocktest_daemon_config));
started = true;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
/* Open socket */
sd = socket(AF_INET, SOCK_STREAM, 0);
TEST_ASSERT_TRUE(sd >= 0);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Duplicate socket */
sd2 = dup(sd);
TEST_ASSERT_TRUE(sd2 >= 0);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
/* Make socket non-blocking */
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(0, flags & O_NONBLOCK);
ret = fcntl(sd, F_SETFL, flags | O_NONBLOCK);
TEST_ASSERT_EQUAL(0, ret);
flags = fcntl(sd, F_GETFL, 0);
TEST_ASSERT_TRUE(flags >= 0);
TEST_ASSERT_EQUAL(O_RDWR, flags & O_RDWR);
TEST_ASSERT_EQUAL(O_NONBLOCK, flags & O_NONBLOCK);
/* Launch connect attempt, daemon delays actual connection until
* triggered.
*/
inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr.s_addr);
addr.sin_family = AF_INET;
addr.sin_port = htons(255);
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EINPROGRESS, errno);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Another connect attempt results EALREADY. */
ret = connect(sd2, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EALREADY, errno);
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Release delayed connect. */
TEST_ASSERT_TRUE(usrsocktest_daemon_establish_waiting_connections());
for (count = 0;
usrsocktest_daemon_get_num_waiting_connect_sockets() > 0; count++)
{
TEST_ASSERT_TRUE(count <= 5);
usleep(10 * 1000);
}
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Another connect attempt results EISCONN. */
ret = connect(sd, (FAR const struct sockaddr *)&addr, sizeof(addr));
TEST_ASSERT_EQUAL(-1, ret);
TEST_ASSERT_EQUAL(EISCONN, errno);
/* Close sockets. */
TEST_ASSERT_TRUE(close(sd) >= 0);
sd = -1;
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(1, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
TEST_ASSERT_TRUE(close(sd2) >= 0);
sd2 = -1;
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_daemon_get_num_waiting_connect_sockets());
/* Stopping daemon should succeed. */
TEST_ASSERT_EQUAL(OK, usrsocktest_daemon_stop());
started = false;
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_active_sockets());
TEST_ASSERT_EQUAL(-ENODEV, usrsocktest_daemon_get_num_connected_sockets());
TEST_ASSERT_EQUAL(-ENODEV,
usrsocktest_daemon_get_num_waiting_connect_sockets());
TEST_ASSERT_EQUAL(0, usrsocktest_endp_malloc_cnt);
TEST_ASSERT_EQUAL(0, usrsocktest_dcmd_malloc_cnt);
}
/****************************************************************************
* Public Functions
****************************************************************************/
TEST_GROUP(no_block_connect)
{
RUN_TEST_CASE(no_block_connect, instant_connect);
RUN_TEST_CASE(no_block_connect, delayed_connect);
RUN_TEST_CASE(no_block_connect, close_not_connected);
RUN_TEST_CASE(no_block_connect, early_drop);
RUN_TEST_CASE(no_block_connect, multiple);
RUN_TEST_CASE(no_block_connect, basic_daemon_dup2);
}