diff options
Diffstat (limited to 'tests/test-io-channel-socket.c')
| -rw-r--r-- | tests/test-io-channel-socket.c | 399 |
1 files changed, 399 insertions, 0 deletions
diff --git a/tests/test-io-channel-socket.c b/tests/test-io-channel-socket.c new file mode 100644 index 0000000000..194d043878 --- /dev/null +++ b/tests/test-io-channel-socket.c @@ -0,0 +1,399 @@ +/* + * QEMU I/O channel sockets test + * + * Copyright (c) 2015 Red Hat, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + * + */ + +#include "io/channel-socket.h" +#include "io-channel-helpers.h" +#ifdef HAVE_IFADDRS_H +#include <ifaddrs.h> +#endif + +static int check_protocol_support(bool *has_ipv4, bool *has_ipv6) +{ +#ifdef HAVE_IFADDRS_H + struct ifaddrs *ifaddr = NULL, *ifa; + struct addrinfo hints = { 0 }; + struct addrinfo *ai = NULL; + int gaierr; + + *has_ipv4 = *has_ipv6 = false; + + if (getifaddrs(&ifaddr) < 0) { + g_printerr("Failed to lookup interface addresses: %s\n", + strerror(errno)); + return -1; + } + + for (ifa = ifaddr; ifa != NULL; ifa = ifa->ifa_next) { + if (!ifa->ifa_addr) { + continue; + } + + if (ifa->ifa_addr->sa_family == AF_INET) { + *has_ipv4 = true; + } + if (ifa->ifa_addr->sa_family == AF_INET6) { + *has_ipv6 = true; + } + } + + freeifaddrs(ifaddr); + + hints.ai_flags = AI_PASSIVE | AI_ADDRCONFIG; + hints.ai_family = AF_INET6; + hints.ai_socktype = SOCK_STREAM; + + gaierr = getaddrinfo("::1", NULL, &hints, &ai); + if (gaierr != 0) { + if (gaierr == EAI_ADDRFAMILY || + gaierr == EAI_FAMILY || + gaierr == EAI_NONAME) { + *has_ipv6 = false; + } else { + g_printerr("Failed to resolve ::1 address: %s\n", + gai_strerror(gaierr)); + return -1; + } + } + + freeaddrinfo(ai); + + return 0; +#else + *has_ipv4 = *has_ipv6 = false; + + return -1; +#endif +} + + +static void test_io_channel_set_socket_bufs(QIOChannel *src, + QIOChannel *dst) +{ + int buflen = 64 * 1024; + + /* + * Make the socket buffers small so that we see + * the effects of partial reads/writes + */ + setsockopt(((QIOChannelSocket *)src)->fd, + SOL_SOCKET, SO_SNDBUF, + (char *)&buflen, + sizeof(buflen)); + + setsockopt(((QIOChannelSocket *)dst)->fd, + SOL_SOCKET, SO_SNDBUF, + (char *)&buflen, + sizeof(buflen)); +} + + +static void test_io_channel_setup_sync(SocketAddress *listen_addr, + SocketAddress *connect_addr, + QIOChannel **src, + QIOChannel **dst) +{ + QIOChannelSocket *lioc; + + lioc = qio_channel_socket_new(); + qio_channel_socket_listen_sync(lioc, listen_addr, &error_abort); + + if (listen_addr->type == SOCKET_ADDRESS_KIND_INET) { + SocketAddress *laddr = qio_channel_socket_get_local_address( + lioc, &error_abort); + + g_free(connect_addr->u.inet->port); + connect_addr->u.inet->port = g_strdup(laddr->u.inet->port); + + qapi_free_SocketAddress(laddr); + } + + *src = QIO_CHANNEL(qio_channel_socket_new()); + qio_channel_socket_connect_sync( + QIO_CHANNEL_SOCKET(*src), connect_addr, &error_abort); + qio_channel_set_delay(*src, false); + + *dst = QIO_CHANNEL(qio_channel_socket_accept(lioc, &error_abort)); + g_assert(*dst); + + test_io_channel_set_socket_bufs(*src, *dst); + + object_unref(OBJECT(lioc)); +} + + +struct TestIOChannelData { + bool err; + GMainLoop *loop; +}; + + +static void test_io_channel_complete(Object *src, + Error *err, + gpointer opaque) +{ + struct TestIOChannelData *data = opaque; + data->err = err != NULL; + g_main_loop_quit(data->loop); +} + + +static void test_io_channel_setup_async(SocketAddress *listen_addr, + SocketAddress *connect_addr, + QIOChannel **src, + QIOChannel **dst) +{ + QIOChannelSocket *lioc; + struct TestIOChannelData data; + + data.loop = g_main_loop_new(g_main_context_default(), + TRUE); + + lioc = qio_channel_socket_new(); + qio_channel_socket_listen_async( + lioc, listen_addr, + test_io_channel_complete, &data, NULL); + + g_main_loop_run(data.loop); + g_main_context_iteration(g_main_context_default(), FALSE); + + g_assert(!data.err); + + if (listen_addr->type == SOCKET_ADDRESS_KIND_INET) { + SocketAddress *laddr = qio_channel_socket_get_local_address( + lioc, &error_abort); + + g_free(connect_addr->u.inet->port); + connect_addr->u.inet->port = g_strdup(laddr->u.inet->port); + + qapi_free_SocketAddress(laddr); + } + + *src = QIO_CHANNEL(qio_channel_socket_new()); + + qio_channel_socket_connect_async( + QIO_CHANNEL_SOCKET(*src), connect_addr, + test_io_channel_complete, &data, NULL); + + g_main_loop_run(data.loop); + g_main_context_iteration(g_main_context_default(), FALSE); + + g_assert(!data.err); + + *dst = QIO_CHANNEL(qio_channel_socket_accept(lioc, &error_abort)); + g_assert(*dst); + + qio_channel_set_delay(*src, false); + test_io_channel_set_socket_bufs(*src, *dst); + + object_unref(OBJECT(lioc)); + + g_main_loop_unref(data.loop); +} + + +static void test_io_channel(bool async, + SocketAddress *listen_addr, + SocketAddress *connect_addr) +{ + QIOChannel *src, *dst; + QIOChannelTest *test; + if (async) { + test_io_channel_setup_async(listen_addr, connect_addr, &src, &dst); + + test = qio_channel_test_new(); + qio_channel_test_run_threads(test, true, src, dst); + qio_channel_test_validate(test); + + object_unref(OBJECT(src)); + object_unref(OBJECT(dst)); + + test_io_channel_setup_async(listen_addr, connect_addr, &src, &dst); + + test = qio_channel_test_new(); + qio_channel_test_run_threads(test, false, src, dst); + qio_channel_test_validate(test); + + object_unref(OBJECT(src)); + object_unref(OBJECT(dst)); + } else { + test_io_channel_setup_sync(listen_addr, connect_addr, &src, &dst); + + test = qio_channel_test_new(); + qio_channel_test_run_threads(test, true, src, dst); + qio_channel_test_validate(test); + + object_unref(OBJECT(src)); + object_unref(OBJECT(dst)); + + test_io_channel_setup_sync(listen_addr, connect_addr, &src, &dst); + + test = qio_channel_test_new(); + qio_channel_test_run_threads(test, false, src, dst); + qio_channel_test_validate(test); + + object_unref(OBJECT(src)); + object_unref(OBJECT(dst)); + } +} + + +static void test_io_channel_ipv4(bool async) +{ + SocketAddress *listen_addr = g_new0(SocketAddress, 1); + SocketAddress *connect_addr = g_new0(SocketAddress, 1); + + listen_addr->type = SOCKET_ADDRESS_KIND_INET; + listen_addr->u.inet = g_new0(InetSocketAddress, 1); + listen_addr->u.inet->host = g_strdup("0.0.0.0"); + listen_addr->u.inet->port = NULL; /* Auto-select */ + + connect_addr->type = SOCKET_ADDRESS_KIND_INET; + connect_addr->u.inet = g_new0(InetSocketAddress, 1); + connect_addr->u.inet->host = g_strdup("127.0.0.1"); + connect_addr->u.inet->port = NULL; /* Filled in later */ + + test_io_channel(async, listen_addr, connect_addr); + + qapi_free_SocketAddress(listen_addr); + qapi_free_SocketAddress(connect_addr); +} + + +static void test_io_channel_ipv4_sync(void) +{ + return test_io_channel_ipv4(false); +} + + +static void test_io_channel_ipv4_async(void) +{ + return test_io_channel_ipv4(true); +} + + +static void test_io_channel_ipv6(bool async) +{ + SocketAddress *listen_addr = g_new0(SocketAddress, 1); + SocketAddress *connect_addr = g_new0(SocketAddress, 1); + + listen_addr->type = SOCKET_ADDRESS_KIND_INET; + listen_addr->u.inet = g_new0(InetSocketAddress, 1); + listen_addr->u.inet->host = g_strdup("::"); + listen_addr->u.inet->port = NULL; /* Auto-select */ + + connect_addr->type = SOCKET_ADDRESS_KIND_INET; + connect_addr->u.inet = g_new0(InetSocketAddress, 1); + connect_addr->u.inet->host = g_strdup("::1"); + connect_addr->u.inet->port = NULL; /* Filled in later */ + + test_io_channel(async, listen_addr, connect_addr); + + qapi_free_SocketAddress(listen_addr); + qapi_free_SocketAddress(connect_addr); +} + + +static void test_io_channel_ipv6_sync(void) +{ + return test_io_channel_ipv6(false); +} + + +static void test_io_channel_ipv6_async(void) +{ + return test_io_channel_ipv6(true); +} + + +#ifndef _WIN32 +static void test_io_channel_unix(bool async) +{ + SocketAddress *listen_addr = g_new0(SocketAddress, 1); + SocketAddress *connect_addr = g_new0(SocketAddress, 1); + +#define TEST_SOCKET "test-io-channel-socket.sock" + listen_addr->type = SOCKET_ADDRESS_KIND_UNIX; + listen_addr->u.q_unix = g_new0(UnixSocketAddress, 1); + listen_addr->u.q_unix->path = g_strdup(TEST_SOCKET); + + connect_addr->type = SOCKET_ADDRESS_KIND_UNIX; + connect_addr->u.q_unix = g_new0(UnixSocketAddress, 1); + connect_addr->u.q_unix->path = g_strdup(TEST_SOCKET); + + test_io_channel(async, listen_addr, connect_addr); + + qapi_free_SocketAddress(listen_addr); + qapi_free_SocketAddress(connect_addr); + unlink(TEST_SOCKET); +} + + +static void test_io_channel_unix_sync(void) +{ + return test_io_channel_unix(false); +} + + +static void test_io_channel_unix_async(void) +{ + return test_io_channel_unix(true); +} +#endif /* _WIN32 */ + + +int main(int argc, char **argv) +{ + bool has_ipv4, has_ipv6; + + module_call_init(MODULE_INIT_QOM); + + g_test_init(&argc, &argv, NULL); + + /* We're creating actual IPv4/6 sockets, so we should + * check if the host running tests actually supports + * each protocol to avoid breaking tests on machines + * with either IPv4 or IPv6 disabled. + */ + if (check_protocol_support(&has_ipv4, &has_ipv6) < 0) { + return 1; + } + + if (has_ipv4) { + g_test_add_func("/io/channel/socket/ipv4-sync", + test_io_channel_ipv4_sync); + g_test_add_func("/io/channel/socket/ipv4-async", + test_io_channel_ipv4_async); + } + if (has_ipv6) { + g_test_add_func("/io/channel/socket/ipv6-sync", + test_io_channel_ipv6_sync); + g_test_add_func("/io/channel/socket/ipv6-async", + test_io_channel_ipv6_async); + } + +#ifndef _WIN32 + g_test_add_func("/io/channel/socket/unix-sync", + test_io_channel_unix_sync); + g_test_add_func("/io/channel/socket/unix-async", + test_io_channel_unix_async); +#endif /* _WIN32 */ + + return g_test_run(); +} |