diff options
Diffstat (limited to 'src/spdk/test/unit/lib/sock/sock.c/sock_ut.c')
-rw-r--r-- | src/spdk/test/unit/lib/sock/sock.c/sock_ut.c | 982 |
1 files changed, 982 insertions, 0 deletions
diff --git a/src/spdk/test/unit/lib/sock/sock.c/sock_ut.c b/src/spdk/test/unit/lib/sock/sock.c/sock_ut.c new file mode 100644 index 000000000..bbe4822d7 --- /dev/null +++ b/src/spdk/test/unit/lib/sock/sock.c/sock_ut.c @@ -0,0 +1,982 @@ +/*- + * 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; +} |