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/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation. All rights reserved.
* Copyright (c) 2020 Mellanox Technologies LTD. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Intel Corporation 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.
*/
#include "spdk/stdinc.h"
#include "spdk/util.h"
#include "spdk_cunit.h"
#include "spdk_internal/sock.h"
#include "sock/sock.c"
#include "sock/posix/posix.c"
#define UT_IP "test_ip"
#define UT_PORT 1234
bool g_read_data_called;
ssize_t g_bytes_read;
char g_buf[256];
struct spdk_sock *g_server_sock_read;
int g_ut_accept_count;
struct spdk_ut_sock *g_ut_listen_sock;
struct spdk_ut_sock *g_ut_client_sock;
struct spdk_ut_sock {
struct spdk_sock base;
struct spdk_ut_sock *peer;
size_t bytes_avail;
char buf[256];
};
struct spdk_ut_sock_group_impl {
struct spdk_sock_group_impl base;
struct spdk_ut_sock *sock;
};
#define __ut_sock(sock) (struct spdk_ut_sock *)sock
#define __ut_group(group) (struct spdk_ut_sock_group_impl *)group
static int
spdk_ut_sock_getaddr(struct spdk_sock *_sock, char *saddr, int slen, uint16_t *sport,
char *caddr, int clen, uint16_t *cport)
{
return 0;
}
static struct spdk_sock *
spdk_ut_sock_listen(const char *ip, int port, struct spdk_sock_opts *opts)
{
struct spdk_ut_sock *sock;
if (strcmp(ip, UT_IP) || port != UT_PORT) {
return NULL;
}
CU_ASSERT(g_ut_listen_sock == NULL);
sock = calloc(1, sizeof(*sock));
SPDK_CU_ASSERT_FATAL(sock != NULL);
g_ut_listen_sock = sock;
return &sock->base;
}
static struct spdk_sock *
spdk_ut_sock_connect(const char *ip, int port, struct spdk_sock_opts *opts)
{
struct spdk_ut_sock *sock;
if (strcmp(ip, UT_IP) || port != UT_PORT) {
return NULL;
}
sock = calloc(1, sizeof(*sock));
SPDK_CU_ASSERT_FATAL(sock != NULL);
g_ut_accept_count++;
CU_ASSERT(g_ut_client_sock == NULL);
g_ut_client_sock = sock;
return &sock->base;
}
static struct spdk_sock *
spdk_ut_sock_accept(struct spdk_sock *_sock)
{
struct spdk_ut_sock *sock = __ut_sock(_sock);
struct spdk_ut_sock *new_sock;
CU_ASSERT(sock == g_ut_listen_sock);
if (g_ut_accept_count == 0) {
errno = EAGAIN;
return NULL;
}
g_ut_accept_count--;
new_sock = calloc(1, sizeof(*sock));
if (new_sock == NULL) {
SPDK_ERRLOG("sock allocation failed\n");
return NULL;
}
SPDK_CU_ASSERT_FATAL(g_ut_client_sock != NULL);
g_ut_client_sock->peer = new_sock;
new_sock->peer = g_ut_client_sock;
return &new_sock->base;
}
static int
spdk_ut_sock_close(struct spdk_sock *_sock)
{
struct spdk_ut_sock *sock = __ut_sock(_sock);
if (sock == g_ut_listen_sock) {
g_ut_listen_sock = NULL;
}
if (sock == g_ut_client_sock) {
g_ut_client_sock = NULL;
}
if (sock->peer != NULL) {
sock->peer->peer = NULL;
}
free(_sock);
return 0;
}
static ssize_t
spdk_ut_sock_recv(struct spdk_sock *_sock, void *buf, size_t len)
{
struct spdk_ut_sock *sock = __ut_sock(_sock);
char tmp[256];
len = spdk_min(len, sock->bytes_avail);
if (len == 0) {
errno = EAGAIN;
return -1;
}
memcpy(buf, sock->buf, len);
memcpy(tmp, &sock->buf[len], sock->bytes_avail - len);
memcpy(sock->buf, tmp, sock->bytes_avail - len);
sock->bytes_avail -= len;
return len;
}
static ssize_t
spdk_ut_sock_readv(struct spdk_sock *_sock, struct iovec *iov, int iovcnt)
{
struct spdk_ut_sock *sock = __ut_sock(_sock);
size_t len;
char tmp[256];
/* Test implementation only supports single iov for now. */
CU_ASSERT(iovcnt == 1);
len = spdk_min(iov[0].iov_len, sock->bytes_avail);
if (len == 0) {
errno = EAGAIN;
return -1;
}
memcpy(iov[0].iov_base, sock->buf, len);
memcpy(tmp, &sock->buf[len], sock->bytes_avail - len);
memcpy(sock->buf, tmp, sock->bytes_avail - len);
sock->bytes_avail -= len;
return len;
}
static ssize_t
spdk_ut_sock_writev(struct spdk_sock *_sock, struct iovec *iov, int iovcnt)
{
struct spdk_ut_sock *sock = __ut_sock(_sock);
struct spdk_ut_sock *peer;
SPDK_CU_ASSERT_FATAL(sock->peer != NULL);
peer = sock->peer;
/* Test implementation only supports single iov for now. */
CU_ASSERT(iovcnt == 1);
memcpy(&peer->buf[peer->bytes_avail], iov[0].iov_base, iov[0].iov_len);
peer->bytes_avail += iov[0].iov_len;
return iov[0].iov_len;
}
static int
spdk_ut_sock_set_recvlowat(struct spdk_sock *_sock, int nbytes)
{
return 0;
}
static int
spdk_ut_sock_set_recvbuf(struct spdk_sock *_sock, int sz)
{
return 0;
}
static int
spdk_ut_sock_set_sendbuf(struct spdk_sock *_sock, int sz)
{
return 0;
}
static bool
spdk_ut_sock_is_ipv6(struct spdk_sock *_sock)
{
return false;
}
static bool
spdk_ut_sock_is_ipv4(struct spdk_sock *_sock)
{
return true;
}
static bool
spdk_ut_sock_is_connected(struct spdk_sock *_sock)
{
struct spdk_ut_sock *sock = __ut_sock(_sock);
return (sock->peer != NULL);
}
static int
spdk_ut_sock_get_placement_id(struct spdk_sock *_sock, int *placement_id)
{
return -1;
}
static struct spdk_sock_group_impl *
spdk_ut_sock_group_impl_create(void)
{
struct spdk_ut_sock_group_impl *group_impl;
group_impl = calloc(1, sizeof(*group_impl));
SPDK_CU_ASSERT_FATAL(group_impl != NULL);
return &group_impl->base;
}
static int
spdk_ut_sock_group_impl_add_sock(struct spdk_sock_group_impl *_group, struct spdk_sock *_sock)
{
struct spdk_ut_sock_group_impl *group = __ut_group(_group);
struct spdk_ut_sock *sock = __ut_sock(_sock);
group->sock = sock;
return 0;
}
static int
spdk_ut_sock_group_impl_remove_sock(struct spdk_sock_group_impl *_group, struct spdk_sock *_sock)
{
struct spdk_ut_sock_group_impl *group = __ut_group(_group);
struct spdk_ut_sock *sock = __ut_sock(_sock);
CU_ASSERT(group->sock == sock);
group->sock = NULL;
return 0;
}
static int
spdk_ut_sock_group_impl_poll(struct spdk_sock_group_impl *_group, int max_events,
struct spdk_sock **socks)
{
struct spdk_ut_sock_group_impl *group = __ut_group(_group);
if (group->sock != NULL && group->sock->bytes_avail > 0) {
socks[0] = &group->sock->base;
return 1;
}
return 0;
}
static int
spdk_ut_sock_group_impl_close(struct spdk_sock_group_impl *_group)
{
struct spdk_ut_sock_group_impl *group = __ut_group(_group);
CU_ASSERT(group->sock == NULL);
free(_group);
return 0;
}
static struct spdk_net_impl g_ut_net_impl = {
.name = "ut",
.getaddr = spdk_ut_sock_getaddr,
.connect = spdk_ut_sock_connect,
.listen = spdk_ut_sock_listen,
.accept = spdk_ut_sock_accept,
.close = spdk_ut_sock_close,
.recv = spdk_ut_sock_recv,
.readv = spdk_ut_sock_readv,
.writev = spdk_ut_sock_writev,
.set_recvlowat = spdk_ut_sock_set_recvlowat,
.set_recvbuf = spdk_ut_sock_set_recvbuf,
.set_sendbuf = spdk_ut_sock_set_sendbuf,
.is_ipv6 = spdk_ut_sock_is_ipv6,
.is_ipv4 = spdk_ut_sock_is_ipv4,
.is_connected = spdk_ut_sock_is_connected,
.get_placement_id = spdk_ut_sock_get_placement_id,
.group_impl_create = spdk_ut_sock_group_impl_create,
.group_impl_add_sock = spdk_ut_sock_group_impl_add_sock,
.group_impl_remove_sock = spdk_ut_sock_group_impl_remove_sock,
.group_impl_poll = spdk_ut_sock_group_impl_poll,
.group_impl_close = spdk_ut_sock_group_impl_close,
};
SPDK_NET_IMPL_REGISTER(ut, &g_ut_net_impl, DEFAULT_SOCK_PRIORITY + 2);
static void
_sock(const char *ip, int port, char *impl_name)
{
struct spdk_sock *listen_sock;
struct spdk_sock *server_sock;
struct spdk_sock *client_sock;
char *test_string = "abcdef";
char buffer[64];
ssize_t bytes_read, bytes_written;
struct iovec iov;
int rc;
listen_sock = spdk_sock_listen(ip, port, impl_name);
SPDK_CU_ASSERT_FATAL(listen_sock != NULL);
server_sock = spdk_sock_accept(listen_sock);
CU_ASSERT(server_sock == NULL);
CU_ASSERT(errno == EAGAIN || errno == EWOULDBLOCK);
client_sock = spdk_sock_connect(ip, port, impl_name);
SPDK_CU_ASSERT_FATAL(client_sock != NULL);
/*
* Delay a bit here before checking if server socket is
* ready.
*/
usleep(1000);
server_sock = spdk_sock_accept(listen_sock);
SPDK_CU_ASSERT_FATAL(server_sock != NULL);
CU_ASSERT(spdk_sock_is_connected(client_sock) == true);
CU_ASSERT(spdk_sock_is_connected(server_sock) == true);
/* Test spdk_sock_recv */
iov.iov_base = test_string;
iov.iov_len = 7;
bytes_written = spdk_sock_writev(client_sock, &iov, 1);
CU_ASSERT(bytes_written == 7);
usleep(1000);
bytes_read = spdk_sock_recv(server_sock, buffer, 2);
CU_ASSERT(bytes_read == 2);
usleep(1000);
bytes_read += spdk_sock_recv(server_sock, buffer + 2, 5);
CU_ASSERT(bytes_read == 7);
CU_ASSERT(strncmp(test_string, buffer, 7) == 0);
/* Test spdk_sock_readv */
iov.iov_base = test_string;
iov.iov_len = 7;
bytes_written = spdk_sock_writev(client_sock, &iov, 1);
CU_ASSERT(bytes_written == 7);
usleep(1000);
iov.iov_base = buffer;
iov.iov_len = 2;
bytes_read = spdk_sock_readv(server_sock, &iov, 1);
CU_ASSERT(bytes_read == 2);
usleep(1000);
iov.iov_base = buffer + 2;
iov.iov_len = 5;
bytes_read += spdk_sock_readv(server_sock, &iov, 1);
CU_ASSERT(bytes_read == 7);
usleep(1000);
CU_ASSERT(strncmp(test_string, buffer, 7) == 0);
rc = spdk_sock_close(&client_sock);
CU_ASSERT(client_sock == NULL);
CU_ASSERT(rc == 0);
#if defined(__FreeBSD__)
/* On FreeBSD, it takes a small amount of time for a close to propagate to the
* other side, even in loopback. Introduce a small sleep. */
sleep(1);
#endif
CU_ASSERT(spdk_sock_is_connected(server_sock) == false);
rc = spdk_sock_close(&server_sock);
CU_ASSERT(server_sock == NULL);
CU_ASSERT(rc == 0);
rc = spdk_sock_close(&listen_sock);
CU_ASSERT(listen_sock == NULL);
CU_ASSERT(rc == 0);
}
static void
posix_sock(void)
{
_sock("127.0.0.1", UT_PORT, "posix");
}
static void
ut_sock(void)
{
_sock(UT_IP, UT_PORT, "ut");
}
static void
read_data(void *cb_arg, struct spdk_sock_group *group, struct spdk_sock *sock)
{
struct spdk_sock *server_sock = cb_arg;
CU_ASSERT(server_sock == sock);
g_read_data_called = true;
g_bytes_read += spdk_sock_recv(server_sock, g_buf + g_bytes_read, sizeof(g_buf) - g_bytes_read);
}
static void
_sock_group(const char *ip, int port, char *impl_name)
{
struct spdk_sock_group *group;
struct spdk_sock *listen_sock;
struct spdk_sock *server_sock;
struct spdk_sock *client_sock;
char *test_string = "abcdef";
ssize_t bytes_written;
struct iovec iov;
int rc;
listen_sock = spdk_sock_listen(ip, port, impl_name);
SPDK_CU_ASSERT_FATAL(listen_sock != NULL);
server_sock = spdk_sock_accept(listen_sock);
CU_ASSERT(server_sock == NULL);
CU_ASSERT(errno == EAGAIN || errno == EWOULDBLOCK);
client_sock = spdk_sock_connect(ip, port, impl_name);
SPDK_CU_ASSERT_FATAL(client_sock != NULL);
usleep(1000);
server_sock = spdk_sock_accept(listen_sock);
SPDK_CU_ASSERT_FATAL(server_sock != NULL);
group = spdk_sock_group_create(NULL);
SPDK_CU_ASSERT_FATAL(group != NULL);
/* pass null cb_fn */
rc = spdk_sock_group_add_sock(group, server_sock, NULL, NULL);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == EINVAL);
rc = spdk_sock_group_add_sock(group, server_sock, read_data, server_sock);
CU_ASSERT(rc == 0);
/* try adding sock a second time */
rc = spdk_sock_group_add_sock(group, server_sock, read_data, server_sock);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == EBUSY);
g_read_data_called = false;
g_bytes_read = 0;
rc = spdk_sock_group_poll(group);
CU_ASSERT(rc == 0);
CU_ASSERT(g_read_data_called == false);
iov.iov_base = test_string;
iov.iov_len = 7;
bytes_written = spdk_sock_writev(client_sock, &iov, 1);
CU_ASSERT(bytes_written == 7);
usleep(1000);
g_read_data_called = false;
g_bytes_read = 0;
rc = spdk_sock_group_poll(group);
CU_ASSERT(rc == 1);
CU_ASSERT(g_read_data_called == true);
CU_ASSERT(g_bytes_read == 7);
CU_ASSERT(strncmp(test_string, g_buf, 7) == 0);
rc = spdk_sock_close(&client_sock);
CU_ASSERT(client_sock == NULL);
CU_ASSERT(rc == 0);
/* Try to close sock_group while it still has sockets. */
rc = spdk_sock_group_close(&group);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == EBUSY);
/* Try to close sock while it is still part of a sock_group. */
rc = spdk_sock_close(&server_sock);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == EBUSY);
rc = spdk_sock_group_remove_sock(group, server_sock);
CU_ASSERT(rc == 0);
rc = spdk_sock_group_close(&group);
CU_ASSERT(group == NULL);
CU_ASSERT(rc == 0);
rc = spdk_sock_close(&server_sock);
CU_ASSERT(server_sock == NULL);
CU_ASSERT(rc == 0);
rc = spdk_sock_close(&listen_sock);
CU_ASSERT(listen_sock == NULL);
CU_ASSERT(rc == 0);
}
static void
posix_sock_group(void)
{
_sock_group("127.0.0.1", UT_PORT, "posix");
}
static void
ut_sock_group(void)
{
_sock_group(UT_IP, UT_PORT, "ut");
}
static void
read_data_fairness(void *cb_arg, struct spdk_sock_group *group, struct spdk_sock *sock)
{
struct spdk_sock *server_sock = cb_arg;
ssize_t bytes_read;
char buf[1];
CU_ASSERT(g_server_sock_read == NULL);
CU_ASSERT(server_sock == sock);
g_server_sock_read = server_sock;
bytes_read = spdk_sock_recv(server_sock, buf, 1);
CU_ASSERT(bytes_read == 1);
}
static void
posix_sock_group_fairness(void)
{
struct spdk_sock_group *group;
struct spdk_sock *listen_sock;
struct spdk_sock *server_sock[3];
struct spdk_sock *client_sock[3];
char test_char = 'a';
ssize_t bytes_written;
struct iovec iov;
int i, rc;
listen_sock = spdk_sock_listen("127.0.0.1", UT_PORT, "posix");
SPDK_CU_ASSERT_FATAL(listen_sock != NULL);
group = spdk_sock_group_create(NULL);
SPDK_CU_ASSERT_FATAL(group != NULL);
for (i = 0; i < 3; i++) {
client_sock[i] = spdk_sock_connect("127.0.0.1", UT_PORT, "posix");
SPDK_CU_ASSERT_FATAL(client_sock[i] != NULL);
usleep(1000);
server_sock[i] = spdk_sock_accept(listen_sock);
SPDK_CU_ASSERT_FATAL(server_sock[i] != NULL);
rc = spdk_sock_group_add_sock(group, server_sock[i],
read_data_fairness, server_sock[i]);
CU_ASSERT(rc == 0);
}
iov.iov_base = &test_char;
iov.iov_len = 1;
for (i = 0; i < 3; i++) {
bytes_written = spdk_sock_writev(client_sock[i], &iov, 1);
CU_ASSERT(bytes_written == 1);
}
usleep(1000);
/*
* Poll for just one event - this should be server sock 0, since that
* is the peer of the first client sock that we wrote to.
*/
g_server_sock_read = NULL;
rc = spdk_sock_group_poll_count(group, 1);
CU_ASSERT(rc == 1);
CU_ASSERT(g_server_sock_read == server_sock[0]);
/*
* Now write another byte to client sock 0. We want to ensure that
* the sock group does not unfairly process the event for this sock
* before the socks that were written to earlier.
*/
bytes_written = spdk_sock_writev(client_sock[0], &iov, 1);
CU_ASSERT(bytes_written == 1);
usleep(1000);
g_server_sock_read = NULL;
rc = spdk_sock_group_poll_count(group, 1);
CU_ASSERT(rc == 1);
CU_ASSERT(g_server_sock_read == server_sock[1]);
g_server_sock_read = NULL;
rc = spdk_sock_group_poll_count(group, 1);
CU_ASSERT(rc == 1);
CU_ASSERT(g_server_sock_read == server_sock[2]);
g_server_sock_read = NULL;
rc = spdk_sock_group_poll_count(group, 1);
CU_ASSERT(rc == 1);
CU_ASSERT(g_server_sock_read == server_sock[0]);
for (i = 0; i < 3; i++) {
rc = spdk_sock_group_remove_sock(group, server_sock[i]);
CU_ASSERT(rc == 0);
rc = spdk_sock_close(&client_sock[i]);
CU_ASSERT(client_sock[i] == NULL);
CU_ASSERT(rc == 0);
rc = spdk_sock_close(&server_sock[i]);
CU_ASSERT(server_sock[i] == NULL);
CU_ASSERT(rc == 0);
}
rc = spdk_sock_group_close(&group);
CU_ASSERT(group == NULL);
CU_ASSERT(rc == 0);
rc = spdk_sock_close(&listen_sock);
CU_ASSERT(listen_sock == NULL);
CU_ASSERT(rc == 0);
}
struct close_ctx {
struct spdk_sock_group *group;
struct spdk_sock *sock;
bool called;
};
static void
_first_close_cb(void *cb_arg, int err)
{
struct close_ctx *ctx = cb_arg;
int rc;
ctx->called = true;
/* Always close the socket here */
rc = spdk_sock_group_remove_sock(ctx->group, ctx->sock);
CU_ASSERT(rc == 0);
spdk_sock_close(&ctx->sock);
CU_ASSERT(err == 0);
}
static void
_second_close_cb(void *cb_arg, int err)
{
*(bool *)cb_arg = true;
CU_ASSERT(err == -ECANCELED);
}
static void
_sock_close(const char *ip, int port, char *impl_name)
{
struct spdk_sock_group *group;
struct spdk_sock *listen_sock;
struct spdk_sock *server_sock;
struct spdk_sock *client_sock;
uint8_t data_buf[64] = {};
struct spdk_sock_request *req1, *req2;
struct close_ctx ctx = {};
bool cb_arg2 = false;
int rc;
listen_sock = spdk_sock_listen(ip, port, impl_name);
SPDK_CU_ASSERT_FATAL(listen_sock != NULL);
client_sock = spdk_sock_connect(ip, port, impl_name);
SPDK_CU_ASSERT_FATAL(client_sock != NULL);
usleep(1000);
server_sock = spdk_sock_accept(listen_sock);
SPDK_CU_ASSERT_FATAL(server_sock != NULL);
group = spdk_sock_group_create(NULL);
SPDK_CU_ASSERT_FATAL(group != NULL);
rc = spdk_sock_group_add_sock(group, server_sock, read_data, server_sock);
CU_ASSERT(rc == 0);
/* Submit multiple async writevs on the server sock */
req1 = calloc(1, sizeof(struct spdk_sock_request) + sizeof(struct iovec));
SPDK_CU_ASSERT_FATAL(req1 != NULL);
SPDK_SOCK_REQUEST_IOV(req1, 0)->iov_base = data_buf;
SPDK_SOCK_REQUEST_IOV(req1, 0)->iov_len = 64;
ctx.group = group;
ctx.sock = server_sock;
ctx.called = false;
req1->iovcnt = 1;
req1->cb_fn = _first_close_cb;
req1->cb_arg = &ctx;
spdk_sock_writev_async(server_sock, req1);
CU_ASSERT(ctx.called == false);
req2 = calloc(1, sizeof(struct spdk_sock_request) + sizeof(struct iovec));
SPDK_CU_ASSERT_FATAL(req2 != NULL);
SPDK_SOCK_REQUEST_IOV(req2, 0)->iov_base = data_buf;
SPDK_SOCK_REQUEST_IOV(req2, 0)->iov_len = 64;
req2->iovcnt = 1;
req2->cb_fn = _second_close_cb;
req2->cb_arg = &cb_arg2;
spdk_sock_writev_async(server_sock, req2);
CU_ASSERT(cb_arg2 == false);
/* Poll the socket so the writev_async's send. The first one's
* callback will close the socket. */
spdk_sock_group_poll(group);
if (ctx.called == false) {
/* Sometimes the zerocopy completion isn't posted immediately. Delay slightly
* and poll one more time. */
usleep(1000);
spdk_sock_group_poll(group);
}
CU_ASSERT(ctx.called == true);
CU_ASSERT(cb_arg2 == true);
rc = spdk_sock_group_close(&group);
CU_ASSERT(group == NULL);
CU_ASSERT(rc == 0);
rc = spdk_sock_close(&client_sock);
CU_ASSERT(client_sock == NULL);
CU_ASSERT(rc == 0);
rc = spdk_sock_close(&listen_sock);
CU_ASSERT(listen_sock == NULL);
CU_ASSERT(rc == 0);
free(req1);
free(req2);
}
static void
_posix_sock_close(void)
{
_sock_close("127.0.0.1", UT_PORT, "posix");
}
static void
sock_get_default_opts(void)
{
struct spdk_sock_opts opts;
/* opts_size is 0 */
opts.opts_size = 0;
opts.priority = 3;
spdk_sock_get_default_opts(&opts);
CU_ASSERT(opts.priority == 3);
CU_ASSERT(opts.opts_size == 0);
/* opts_size is less than sizeof(opts) */
opts.opts_size = 4;
opts.priority = 3;
spdk_sock_get_default_opts(&opts);
CU_ASSERT(opts.priority == 3);
CU_ASSERT(opts.opts_size == 4);
/* opts_size is equal to sizeof(opts) */
opts.opts_size = sizeof(opts);
opts.priority = 3;
spdk_sock_get_default_opts(&opts);
CU_ASSERT(opts.priority == SPDK_SOCK_DEFAULT_PRIORITY);
CU_ASSERT(opts.opts_size == sizeof(opts));
/* opts_size is larger then sizeof(opts) */
opts.opts_size = sizeof(opts) + 1;
opts.priority = 3;
spdk_sock_get_default_opts(&opts);
CU_ASSERT(opts.priority == SPDK_SOCK_DEFAULT_PRIORITY);
CU_ASSERT(opts.opts_size == (sizeof(opts) + 1));
}
static void
ut_sock_impl_get_set_opts(void)
{
int rc;
size_t len = 0;
/* Use any pointer value for opts. It is never dereferenced in this test */
struct spdk_sock_impl_opts *opts = (struct spdk_sock_impl_opts *)0x123456789;
rc = spdk_sock_impl_get_opts("ut", NULL, &len);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == EINVAL);
rc = spdk_sock_impl_get_opts("ut", opts, NULL);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == EINVAL);
rc = spdk_sock_impl_get_opts("ut", opts, &len);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == ENOTSUP);
rc = spdk_sock_impl_set_opts("ut", NULL, len);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == EINVAL);
rc = spdk_sock_impl_set_opts("ut", opts, len);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == ENOTSUP);
}
static void
posix_sock_impl_get_set_opts(void)
{
int rc;
size_t len = 0;
struct spdk_sock_impl_opts opts = {};
struct spdk_sock_impl_opts long_opts[2];
rc = spdk_sock_impl_get_opts("posix", NULL, &len);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == EINVAL);
rc = spdk_sock_impl_get_opts("posix", &opts, NULL);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == EINVAL);
/* Check default opts */
len = sizeof(opts);
rc = spdk_sock_impl_get_opts("posix", &opts, &len);
CU_ASSERT(rc == 0);
CU_ASSERT(len == sizeof(opts));
CU_ASSERT(opts.recv_buf_size == MIN_SO_RCVBUF_SIZE);
CU_ASSERT(opts.send_buf_size == MIN_SO_SNDBUF_SIZE);
/* Try to request more opts */
len = sizeof(long_opts);
rc = spdk_sock_impl_get_opts("posix", long_opts, &len);
CU_ASSERT(rc == 0);
CU_ASSERT(len == sizeof(opts));
/* Try to request zero opts */
len = 0;
rc = spdk_sock_impl_get_opts("posix", &opts, &len);
CU_ASSERT(rc == 0);
CU_ASSERT(len == 0);
rc = spdk_sock_impl_set_opts("posix", NULL, len);
CU_ASSERT(rc == -1);
CU_ASSERT(errno == EINVAL);
opts.recv_buf_size = 16;
opts.send_buf_size = 4;
rc = spdk_sock_impl_set_opts("posix", &opts, sizeof(opts));
CU_ASSERT(rc == 0);
len = sizeof(opts);
memset(&opts, 0, sizeof(opts));
rc = spdk_sock_impl_get_opts("posix", &opts, &len);
CU_ASSERT(rc == 0);
CU_ASSERT(opts.recv_buf_size == 16);
CU_ASSERT(opts.send_buf_size == 4);
/* Try to set more opts */
long_opts[0].recv_buf_size = 4;
long_opts[0].send_buf_size = 6;
long_opts[1].recv_buf_size = 0;
long_opts[1].send_buf_size = 0;
rc = spdk_sock_impl_set_opts("posix", long_opts, sizeof(long_opts));
CU_ASSERT(rc == 0);
/* Try to set less opts. Opts in the end should be untouched */
opts.recv_buf_size = 5;
opts.send_buf_size = 10;
rc = spdk_sock_impl_set_opts("posix", &opts, sizeof(opts.recv_buf_size));
CU_ASSERT(rc == 0);
len = sizeof(opts);
memset(&opts, 0, sizeof(opts));
rc = spdk_sock_impl_get_opts("posix", &opts, &len);
CU_ASSERT(rc == 0);
CU_ASSERT(opts.recv_buf_size == 5);
CU_ASSERT(opts.send_buf_size == 6);
/* Try to set partial option. It should not be changed */
opts.recv_buf_size = 1000;
rc = spdk_sock_impl_set_opts("posix", &opts, 1);
CU_ASSERT(rc == 0);
len = sizeof(opts);
memset(&opts, 0, sizeof(opts));
rc = spdk_sock_impl_get_opts("posix", &opts, &len);
CU_ASSERT(rc == 0);
CU_ASSERT(opts.recv_buf_size == 5);
}
int
main(int argc, char **argv)
{
CU_pSuite suite = NULL;
unsigned int num_failures;
CU_set_error_action(CUEA_ABORT);
CU_initialize_registry();
suite = CU_add_suite("sock", NULL, NULL);
CU_ADD_TEST(suite, posix_sock);
CU_ADD_TEST(suite, ut_sock);
CU_ADD_TEST(suite, posix_sock_group);
CU_ADD_TEST(suite, ut_sock_group);
CU_ADD_TEST(suite, posix_sock_group_fairness);
CU_ADD_TEST(suite, _posix_sock_close);
CU_ADD_TEST(suite, sock_get_default_opts);
CU_ADD_TEST(suite, ut_sock_impl_get_set_opts);
CU_ADD_TEST(suite, posix_sock_impl_get_set_opts);
CU_basic_set_mode(CU_BRM_VERBOSE);
CU_basic_run_tests();
num_failures = CU_get_number_of_failures();
CU_cleanup_registry();
return num_failures;
}
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