static void qio_channel_socket_dgram_worker_free(gpointer opaque) { struct QIOChannelSocketDGramWorkerData *data = opaque; qapi_free_SocketAddress(data->localAddr); qapi_free_SocketAddress(data->remoteAddr); g_free(data); }
static char * vnc_socket_ip_addr_string(QIOChannelSocket *ioc, bool local, Error **errp) { SocketAddress *addr; char *ret; if (local) { addr = qio_channel_socket_get_local_address(ioc, errp); } else { addr = qio_channel_socket_get_remote_address(ioc, errp); } if (!addr) { return NULL; } if (addr->type != SOCKET_ADDRESS_KIND_INET) { error_setg(errp, "Not an inet socket type"); return NULL; } ret = g_strdup_printf("%s;%s", addr->u.inet->host, addr->u.inet->port); qapi_free_SocketAddress(addr); return ret; }
static void char_socket_finalize(Object *obj) { Chardev *chr = CHARDEV(obj); SocketChardev *s = SOCKET_CHARDEV(obj); tcp_chr_free_connection(chr); if (s->reconnect_timer) { g_source_remove(s->reconnect_timer); s->reconnect_timer = 0; } qapi_free_SocketAddress(s->addr); if (s->listen_tag) { g_source_remove(s->listen_tag); s->listen_tag = 0; } if (s->listen_ioc) { object_unref(OBJECT(s->listen_ioc)); } if (s->tls_creds) { object_unref(OBJECT(s->tls_creds)); } qemu_chr_be_event(chr, CHR_EVENT_CLOSED); }
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_TYPE_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); qio_channel_wait(QIO_CHANNEL(lioc), G_IO_IN); *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)); }
static void test_io_channel_setup_async(SocketAddress *listen_addr, SocketAddress *connect_addr, QIOChannel **srv, 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, 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_TYPE_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, NULL); g_main_loop_run(data.loop); g_main_context_iteration(g_main_context_default(), FALSE); g_assert(!data.err); qio_channel_wait(QIO_CHANNEL(lioc), G_IO_IN); *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); *srv = QIO_CHANNEL(lioc); g_main_loop_unref(data.loop); }
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, true); qapi_free_SocketAddress(listen_addr); qapi_free_SocketAddress(connect_addr); unlink(TEST_SOCKET); }
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("::1"); 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, false); qapi_free_SocketAddress(listen_addr); qapi_free_SocketAddress(connect_addr); }
static void socket_start_incoming_migration(SocketAddress *saddr, Error **errp) { QIOChannelSocket *listen_ioc = qio_channel_socket_new(); qio_channel_set_name(QIO_CHANNEL(listen_ioc), "migration-socket-listener"); if (qio_channel_socket_listen_sync(listen_ioc, saddr, errp) < 0) { object_unref(OBJECT(listen_ioc)); qapi_free_SocketAddress(saddr); return; } qio_channel_add_watch(QIO_CHANNEL(listen_ioc), G_IO_IN, socket_accept_incoming_migration, listen_ioc, (GDestroyNotify)object_unref); qapi_free_SocketAddress(saddr); }
void socket_listen_cleanup(int fd, Error **errp) { SocketAddress *addr; addr = socket_local_address(fd, errp); if (addr->type == SOCKET_ADDRESS_KIND_UNIX && addr->u.q_unix.data->path) { if (unlink(addr->u.q_unix.data->path) < 0 && errno != ENOENT) { error_setg_errno(errp, errno, "Failed to unlink socket %s", addr->u.q_unix.data->path); } } qapi_free_SocketAddress(addr); }
SocketAddress *socket_parse(const char *str, Error **errp) { SocketAddress *addr; addr = g_new0(SocketAddress, 1); if (strstart(str, "unix:", NULL)) { if (str[5] == '\0') { error_setg(errp, "invalid Unix socket address"); goto fail; } else { addr->type = SOCKET_ADDRESS_KIND_UNIX; addr->u.q_unix.data = g_new(UnixSocketAddress, 1); addr->u.q_unix.data->path = g_strdup(str + 5); } } else if (strstart(str, "fd:", NULL)) { if (str[3] == '\0') { error_setg(errp, "invalid file descriptor address"); goto fail; } else { addr->type = SOCKET_ADDRESS_KIND_FD; addr->u.fd.data = g_new(String, 1); addr->u.fd.data->str = g_strdup(str + 3); } } else if (strstart(str, "vsock:", NULL)) { addr->type = SOCKET_ADDRESS_KIND_VSOCK; addr->u.vsock.data = vsock_parse(str + strlen("vsock:"), errp); if (addr->u.vsock.data == NULL) { goto fail; } } else { addr->type = SOCKET_ADDRESS_KIND_INET; addr->u.inet.data = inet_parse(str, errp); if (addr->u.inet.data == NULL) { goto fail; } } return addr; fail: qapi_free_SocketAddress(addr); return NULL; }
static void socket_start_outgoing_migration(MigrationState *s, SocketAddress *saddr, Error **errp) { QIOChannelSocket *sioc = qio_channel_socket_new(); struct SocketConnectData *data = g_new0(struct SocketConnectData, 1); data->s = s; if (saddr->type == SOCKET_ADDRESS_KIND_INET) { data->hostname = g_strdup(saddr->u.inet.data->host); } qio_channel_set_name(QIO_CHANNEL(sioc), "migration-socket-outgoing"); qio_channel_socket_connect_async(sioc, saddr, socket_outgoing_migration, data, socket_connect_data_free); qapi_free_SocketAddress(saddr); }
SocketAddress *socket_parse(const char *str, Error **errp) { SocketAddress *addr; addr = g_new0(SocketAddress, 1); if (strstart(str, "unix:", NULL)) { if (str[5] == '\0') { error_setg(errp, "invalid Unix socket address"); goto fail; } else { addr->type = SOCKET_ADDRESS_TYPE_UNIX; addr->u.q_unix.path = g_strdup(str + 5); } } else if (strstart(str, "fd:", NULL)) { if (str[3] == '\0') { error_setg(errp, "invalid file descriptor address"); goto fail; } else { addr->type = SOCKET_ADDRESS_TYPE_FD; addr->u.fd.str = g_strdup(str + 3); } } else if (strstart(str, "vsock:", NULL)) { addr->type = SOCKET_ADDRESS_TYPE_VSOCK; if (vsock_parse(&addr->u.vsock, str + strlen("vsock:"), errp)) { goto fail; } } else { addr->type = SOCKET_ADDRESS_TYPE_INET; if (inet_parse(&addr->u.inet, str, errp)) { goto fail; } } return addr; fail: qapi_free_SocketAddress(addr); return NULL; }
SocketAddress *socket_parse(const char *str, Error **errp) { SocketAddress *addr = NULL; addr = g_new(SocketAddress, 1); if (strstart(str, "unix:", NULL)) { if (str[5] == '\0') { error_setg(errp, "invalid Unix socket address\n"); goto fail; } else { addr->kind = SOCKET_ADDRESS_KIND_UNIX; addr->q_unix = g_new(UnixSocketAddress, 1); addr->q_unix->path = g_strdup(str + 5); } } else if (strstart(str, "fd:", NULL)) { if (str[3] == '\0') { error_setg(errp, "invalid file descriptor address\n"); goto fail; } else { addr->kind = SOCKET_ADDRESS_KIND_FD; addr->fd = g_new(String, 1); addr->fd->str = g_strdup(str + 3); } } else { addr->kind = SOCKET_ADDRESS_KIND_INET; addr->inet = g_new(InetSocketAddress, 1); addr->inet = inet_parse(str, errp); if (addr->inet == NULL) { goto fail; } } return addr; fail: qapi_free_SocketAddress(addr); return NULL; }
static void qmp_chardev_open_socket(Chardev *chr, ChardevBackend *backend, bool *be_opened, Error **errp) { SocketChardev *s = SOCKET_CHARDEV(chr); ChardevSocket *sock = backend->u.socket.data; bool do_nodelay = sock->has_nodelay ? sock->nodelay : false; bool is_listen = sock->has_server ? sock->server : true; bool is_telnet = sock->has_telnet ? sock->telnet : false; bool is_tn3270 = sock->has_tn3270 ? sock->tn3270 : false; bool is_waitconnect = sock->has_wait ? sock->wait : false; int64_t reconnect = sock->has_reconnect ? sock->reconnect : 0; QIOChannelSocket *sioc = NULL; SocketAddress *addr; s->is_listen = is_listen; s->is_telnet = is_telnet; s->is_tn3270 = is_tn3270; s->do_nodelay = do_nodelay; if (sock->tls_creds) { Object *creds; creds = object_resolve_path_component( object_get_objects_root(), sock->tls_creds); if (!creds) { error_setg(errp, "No TLS credentials with id '%s'", sock->tls_creds); goto error; } s->tls_creds = (QCryptoTLSCreds *) object_dynamic_cast(creds, TYPE_QCRYPTO_TLS_CREDS); if (!s->tls_creds) { error_setg(errp, "Object with id '%s' is not TLS credentials", sock->tls_creds); goto error; } object_ref(OBJECT(s->tls_creds)); if (is_listen) { if (s->tls_creds->endpoint != QCRYPTO_TLS_CREDS_ENDPOINT_SERVER) { error_setg(errp, "%s", "Expected TLS credentials for server endpoint"); goto error; } } else { if (s->tls_creds->endpoint != QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT) { error_setg(errp, "%s", "Expected TLS credentials for client endpoint"); goto error; } } } s->addr = addr = socket_address_flatten(sock->addr); qemu_chr_set_feature(chr, QEMU_CHAR_FEATURE_RECONNECTABLE); /* TODO SOCKET_ADDRESS_FD where fd has AF_UNIX */ if (addr->type == SOCKET_ADDRESS_TYPE_UNIX) { qemu_chr_set_feature(chr, QEMU_CHAR_FEATURE_FD_PASS); } /* be isn't opened until we get a connection */ *be_opened = false; update_disconnected_filename(s); if (is_listen) { if (is_telnet || is_tn3270) { s->do_telnetopt = 1; } } else if (reconnect > 0) { s->reconnect_time = reconnect; } if (s->reconnect_time) { sioc = qio_channel_socket_new(); tcp_chr_set_client_ioc_name(chr, sioc); qio_channel_socket_connect_async(sioc, s->addr, qemu_chr_socket_connected, chr, NULL); } else { if (s->is_listen) { char *name; sioc = qio_channel_socket_new(); name = g_strdup_printf("chardev-tcp-listener-%s", chr->label); qio_channel_set_name(QIO_CHANNEL(sioc), name); g_free(name); if (qio_channel_socket_listen_sync(sioc, s->addr, errp) < 0) { goto error; } qapi_free_SocketAddress(s->addr); s->addr = socket_local_address(sioc->fd, errp); update_disconnected_filename(s); s->listen_ioc = sioc; if (is_waitconnect && qemu_chr_wait_connected(chr, errp) < 0) { return; } if (!s->ioc) { s->listen_tag = qio_channel_add_watch( QIO_CHANNEL(s->listen_ioc), G_IO_IN, tcp_chr_accept, chr, NULL); } } else if (qemu_chr_wait_connected(chr, errp) < 0) { goto error; } } return; error: if (sioc) { object_unref(OBJECT(sioc)); } }
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_TYPE_INET; listen_addr->u.inet = (InetSocketAddress) { .host = g_strdup("127.0.0.1"), .port = NULL, /* Auto-select */ }; connect_addr->type = SOCKET_ADDRESS_TYPE_INET; connect_addr->u.inet = (InetSocketAddress) { .host = g_strdup("127.0.0.1"), .port = NULL, /* Filled in later */ }; test_io_channel(async, listen_addr, connect_addr, false); 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_TYPE_INET; listen_addr->u.inet = (InetSocketAddress) { .host = g_strdup("::1"), .port = NULL, /* Auto-select */ }; connect_addr->type = SOCKET_ADDRESS_TYPE_INET; connect_addr->u.inet = (InetSocketAddress) { .host = g_strdup("::1"), .port = NULL, /* Filled in later */ }; test_io_channel(async, listen_addr, connect_addr, false); 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_TYPE_UNIX; listen_addr->u.q_unix.path = g_strdup(TEST_SOCKET); connect_addr->type = SOCKET_ADDRESS_TYPE_UNIX; connect_addr->u.q_unix.path = g_strdup(TEST_SOCKET); test_io_channel(async, listen_addr, connect_addr, true); qapi_free_SocketAddress(listen_addr); qapi_free_SocketAddress(connect_addr); g_assert(g_file_test(TEST_SOCKET, G_FILE_TEST_EXISTS) == FALSE); } 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); } static void test_io_channel_unix_fd_pass(void) { SocketAddress *listen_addr = g_new0(SocketAddress, 1); SocketAddress *connect_addr = g_new0(SocketAddress, 1); QIOChannel *src, *dst; int testfd; int fdsend[3]; int *fdrecv = NULL; size_t nfdrecv = 0; size_t i; char bufsend[12], bufrecv[12]; struct iovec iosend[1], iorecv[1]; #define TEST_SOCKET "test-io-channel-socket.sock" #define TEST_FILE "test-io-channel-socket.txt" testfd = open(TEST_FILE, O_RDWR|O_TRUNC|O_CREAT, 0700); g_assert(testfd != -1); fdsend[0] = testfd; fdsend[1] = testfd; fdsend[2] = testfd; listen_addr->type = SOCKET_ADDRESS_TYPE_UNIX; listen_addr->u.q_unix.path = g_strdup(TEST_SOCKET); connect_addr->type = SOCKET_ADDRESS_TYPE_UNIX; connect_addr->u.q_unix.path = g_strdup(TEST_SOCKET); test_io_channel_setup_sync(listen_addr, connect_addr, &src, &dst); memcpy(bufsend, "Hello World", G_N_ELEMENTS(bufsend)); iosend[0].iov_base = bufsend; iosend[0].iov_len = G_N_ELEMENTS(bufsend); iorecv[0].iov_base = bufrecv; iorecv[0].iov_len = G_N_ELEMENTS(bufrecv); g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS)); g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS)); qio_channel_writev_full(src, iosend, G_N_ELEMENTS(iosend), fdsend, G_N_ELEMENTS(fdsend), &error_abort); qio_channel_readv_full(dst, iorecv, G_N_ELEMENTS(iorecv), &fdrecv, &nfdrecv, &error_abort); g_assert(nfdrecv == G_N_ELEMENTS(fdsend)); /* Each recvd FD should be different from sent FD */ for (i = 0; i < nfdrecv; i++) { g_assert_cmpint(fdrecv[i], !=, testfd); } /* Each recvd FD should be different from each other */ g_assert_cmpint(fdrecv[0], !=, fdrecv[1]); g_assert_cmpint(fdrecv[0], !=, fdrecv[2]); g_assert_cmpint(fdrecv[1], !=, fdrecv[2]); /* Check the I/O buf we sent at the same time matches */ g_assert(memcmp(bufsend, bufrecv, G_N_ELEMENTS(bufsend)) == 0); /* Write some data into the FD we received */ g_assert(write(fdrecv[0], bufsend, G_N_ELEMENTS(bufsend)) == G_N_ELEMENTS(bufsend)); /* Read data from the original FD and make sure it matches */ memset(bufrecv, 0, G_N_ELEMENTS(bufrecv)); g_assert(lseek(testfd, 0, SEEK_SET) == 0); g_assert(read(testfd, bufrecv, G_N_ELEMENTS(bufrecv)) == G_N_ELEMENTS(bufrecv)); g_assert(memcmp(bufsend, bufrecv, G_N_ELEMENTS(bufsend)) == 0); object_unref(OBJECT(src)); object_unref(OBJECT(dst)); qapi_free_SocketAddress(listen_addr); qapi_free_SocketAddress(connect_addr); unlink(TEST_SOCKET); unlink(TEST_FILE); close(testfd); for (i = 0; i < nfdrecv; i++) { close(fdrecv[i]); } g_free(fdrecv); } static void test_io_channel_unix_listen_cleanup(void) { QIOChannelSocket *ioc; struct sockaddr_un un; int sock; #define TEST_SOCKET "test-io-channel-socket.sock" ioc = qio_channel_socket_new(); /* Manually bind ioc without calling the qio api to avoid setting * the LISTEN feature */ sock = qemu_socket(PF_UNIX, SOCK_STREAM, 0); memset(&un, 0, sizeof(un)); un.sun_family = AF_UNIX; snprintf(un.sun_path, sizeof(un.sun_path), "%s", TEST_SOCKET); unlink(TEST_SOCKET); bind(sock, (struct sockaddr *)&un, sizeof(un)); ioc->fd = sock; ioc->localAddrLen = sizeof(ioc->localAddr); getsockname(sock, (struct sockaddr *)&ioc->localAddr, &ioc->localAddrLen); g_assert(g_file_test(TEST_SOCKET, G_FILE_TEST_EXISTS)); object_unref(OBJECT(ioc)); g_assert(g_file_test(TEST_SOCKET, G_FILE_TEST_EXISTS)); unlink(TEST_SOCKET); }
static void test_io_channel_unix_fd_pass(void) { SocketAddress *listen_addr = g_new0(SocketAddress, 1); SocketAddress *connect_addr = g_new0(SocketAddress, 1); QIOChannel *src, *dst; int testfd; int fdsend[3]; int *fdrecv = NULL; size_t nfdrecv = 0; size_t i; char bufsend[12], bufrecv[12]; struct iovec iosend[1], iorecv[1]; #define TEST_SOCKET "test-io-channel-socket.sock" #define TEST_FILE "test-io-channel-socket.txt" testfd = open(TEST_FILE, O_RDWR|O_TRUNC|O_CREAT, 0700); g_assert(testfd != -1); fdsend[0] = testfd; fdsend[1] = testfd; fdsend[2] = testfd; 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_setup_sync(listen_addr, connect_addr, &src, &dst); memcpy(bufsend, "Hello World", G_N_ELEMENTS(bufsend)); iosend[0].iov_base = bufsend; iosend[0].iov_len = G_N_ELEMENTS(bufsend); iorecv[0].iov_base = bufrecv; iorecv[0].iov_len = G_N_ELEMENTS(bufrecv); g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS)); g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS)); qio_channel_writev_full(src, iosend, G_N_ELEMENTS(iosend), fdsend, G_N_ELEMENTS(fdsend), &error_abort); qio_channel_readv_full(dst, iorecv, G_N_ELEMENTS(iorecv), &fdrecv, &nfdrecv, &error_abort); g_assert(nfdrecv == G_N_ELEMENTS(fdsend)); /* Each recvd FD should be different from sent FD */ for (i = 0; i < nfdrecv; i++) { g_assert_cmpint(fdrecv[i], !=, testfd); } /* Each recvd FD should be different from each other */ g_assert_cmpint(fdrecv[0], !=, fdrecv[1]); g_assert_cmpint(fdrecv[0], !=, fdrecv[2]); g_assert_cmpint(fdrecv[1], !=, fdrecv[2]); /* Check the I/O buf we sent at the same time matches */ g_assert(memcmp(bufsend, bufrecv, G_N_ELEMENTS(bufsend)) == 0); /* Write some data into the FD we received */ g_assert(write(fdrecv[0], bufsend, G_N_ELEMENTS(bufsend)) == G_N_ELEMENTS(bufsend)); /* Read data from the original FD and make sure it matches */ memset(bufrecv, 0, G_N_ELEMENTS(bufrecv)); g_assert(lseek(testfd, 0, SEEK_SET) == 0); g_assert(read(testfd, bufrecv, G_N_ELEMENTS(bufrecv)) == G_N_ELEMENTS(bufrecv)); g_assert(memcmp(bufsend, bufrecv, G_N_ELEMENTS(bufsend)) == 0); object_unref(OBJECT(src)); object_unref(OBJECT(dst)); qapi_free_SocketAddress(listen_addr); qapi_free_SocketAddress(connect_addr); unlink(TEST_SOCKET); unlink(TEST_FILE); close(testfd); for (i = 0; i < nfdrecv; i++) { close(fdrecv[i]); } g_free(fdrecv); }
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_new(InetSocketAddress, 1); *listen_addr->u.inet = (InetSocketAddress) { .host = g_strdup("127.0.0.1"), .port = NULL, /* Auto-select */ }; connect_addr->type = SOCKET_ADDRESS_KIND_INET; connect_addr->u.inet = g_new(InetSocketAddress, 1); *connect_addr->u.inet = (InetSocketAddress) { .host = g_strdup("127.0.0.1"), .port = NULL, /* Filled in later */ }; test_io_channel(async, listen_addr, connect_addr, false); 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_new(InetSocketAddress, 1); *listen_addr->u.inet = (InetSocketAddress) { .host = g_strdup("::1"), .port = NULL, /* Auto-select */ }; connect_addr->type = SOCKET_ADDRESS_KIND_INET; connect_addr->u.inet = g_new(InetSocketAddress, 1); *connect_addr->u.inet = (InetSocketAddress) { .host = g_strdup("::1"), .port = NULL, /* Filled in later */ }; test_io_channel(async, listen_addr, connect_addr, false); 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, true); 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); } static void test_io_channel_unix_fd_pass(void) { SocketAddress *listen_addr = g_new0(SocketAddress, 1); SocketAddress *connect_addr = g_new0(SocketAddress, 1); QIOChannel *src, *dst; int testfd; int fdsend[3]; int *fdrecv = NULL; size_t nfdrecv = 0; size_t i; char bufsend[12], bufrecv[12]; struct iovec iosend[1], iorecv[1]; #define TEST_SOCKET "test-io-channel-socket.sock" #define TEST_FILE "test-io-channel-socket.txt" testfd = open(TEST_FILE, O_RDWR|O_TRUNC|O_CREAT, 0700); g_assert(testfd != -1); fdsend[0] = testfd; fdsend[1] = testfd; fdsend[2] = testfd; 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_setup_sync(listen_addr, connect_addr, &src, &dst); memcpy(bufsend, "Hello World", G_N_ELEMENTS(bufsend)); iosend[0].iov_base = bufsend; iosend[0].iov_len = G_N_ELEMENTS(bufsend); iorecv[0].iov_base = bufrecv; iorecv[0].iov_len = G_N_ELEMENTS(bufrecv); g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS)); g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS)); qio_channel_writev_full(src, iosend, G_N_ELEMENTS(iosend), fdsend, G_N_ELEMENTS(fdsend), &error_abort); qio_channel_readv_full(dst, iorecv, G_N_ELEMENTS(iorecv), &fdrecv, &nfdrecv, &error_abort); g_assert(nfdrecv == G_N_ELEMENTS(fdsend)); /* Each recvd FD should be different from sent FD */ for (i = 0; i < nfdrecv; i++) { g_assert_cmpint(fdrecv[i], !=, testfd); } /* Each recvd FD should be different from each other */ g_assert_cmpint(fdrecv[0], !=, fdrecv[1]); g_assert_cmpint(fdrecv[0], !=, fdrecv[2]); g_assert_cmpint(fdrecv[1], !=, fdrecv[2]); /* Check the I/O buf we sent at the same time matches */ g_assert(memcmp(bufsend, bufrecv, G_N_ELEMENTS(bufsend)) == 0); /* Write some data into the FD we received */ g_assert(write(fdrecv[0], bufsend, G_N_ELEMENTS(bufsend)) == G_N_ELEMENTS(bufsend)); /* Read data from the original FD and make sure it matches */ memset(bufrecv, 0, G_N_ELEMENTS(bufrecv)); g_assert(lseek(testfd, 0, SEEK_SET) == 0); g_assert(read(testfd, bufrecv, G_N_ELEMENTS(bufrecv)) == G_N_ELEMENTS(bufrecv)); g_assert(memcmp(bufsend, bufrecv, G_N_ELEMENTS(bufsend)) == 0); object_unref(OBJECT(src)); object_unref(OBJECT(dst)); qapi_free_SocketAddress(listen_addr); qapi_free_SocketAddress(connect_addr); unlink(TEST_SOCKET); unlink(TEST_FILE); close(testfd); for (i = 0; i < nfdrecv; i++) { close(fdrecv[i]); } g_free(fdrecv); } #endif /* _WIN32 */ static void test_io_channel_ipv4_fd(void) { QIOChannel *ioc; int fd = -1; fd = socket(AF_INET, SOCK_STREAM, 0); g_assert_cmpint(fd, >, -1); ioc = qio_channel_new_fd(fd, &error_abort); g_assert_cmpstr(object_get_typename(OBJECT(ioc)), ==, TYPE_QIO_CHANNEL_SOCKET); object_unref(OBJECT(ioc)); }
static void qemu_chr_parse_udp(QemuOpts *opts, ChardevBackend *backend, Error **errp) { const char *host = qemu_opt_get(opts, "host"); const char *port = qemu_opt_get(opts, "port"); const char *localaddr = qemu_opt_get(opts, "localaddr"); const char *localport = qemu_opt_get(opts, "localport"); bool has_local = false; SocketAddressLegacy *addr; ChardevUdp *udp; backend->type = CHARDEV_BACKEND_KIND_UDP; if (host == NULL || strlen(host) == 0) { host = "localhost"; } if (port == NULL || strlen(port) == 0) { error_setg(errp, "chardev: udp: remote port not specified"); return; } if (localport == NULL || strlen(localport) == 0) { localport = "0"; } else { has_local = true; } if (localaddr == NULL || strlen(localaddr) == 0) { localaddr = ""; } else { has_local = true; } udp = backend->u.udp.data = g_new0(ChardevUdp, 1); qemu_chr_parse_common(opts, qapi_ChardevUdp_base(udp)); addr = g_new0(SocketAddressLegacy, 1); addr->type = SOCKET_ADDRESS_LEGACY_KIND_INET; addr->u.inet.data = g_new(InetSocketAddress, 1); *addr->u.inet.data = (InetSocketAddress) { .host = g_strdup(host), .port = g_strdup(port), .has_ipv4 = qemu_opt_get(opts, "ipv4"), .ipv4 = qemu_opt_get_bool(opts, "ipv4", 0), .has_ipv6 = qemu_opt_get(opts, "ipv6"), .ipv6 = qemu_opt_get_bool(opts, "ipv6", 0), }; udp->remote = addr; if (has_local) { udp->has_local = true; addr = g_new0(SocketAddressLegacy, 1); addr->type = SOCKET_ADDRESS_LEGACY_KIND_INET; addr->u.inet.data = g_new(InetSocketAddress, 1); *addr->u.inet.data = (InetSocketAddress) { .host = g_strdup(localaddr), .port = g_strdup(localport), }; udp->local = addr; } } static void qmp_chardev_open_udp(Chardev *chr, ChardevBackend *backend, bool *be_opened, Error **errp) { ChardevUdp *udp = backend->u.udp.data; SocketAddress *local_addr = socket_address_flatten(udp->local); SocketAddress *remote_addr = socket_address_flatten(udp->remote); QIOChannelSocket *sioc = qio_channel_socket_new(); char *name; UdpChardev *s = UDP_CHARDEV(chr); int ret; ret = qio_channel_socket_dgram_sync(sioc, local_addr, remote_addr, errp); qapi_free_SocketAddress(local_addr); qapi_free_SocketAddress(remote_addr); if (ret < 0) { object_unref(OBJECT(sioc)); return; } name = g_strdup_printf("chardev-udp-%s", chr->label); qio_channel_set_name(QIO_CHANNEL(sioc), name); g_free(name); s->ioc = QIO_CHANNEL(sioc); /* be isn't opened until we get a connection */ *be_opened = false; }