/* * 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 . * */ #include "io/channel-socket.h" #include "io-channel-helpers.h" #ifdef HAVE_IFADDRS_H #include #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(); }