diff options
| -rw-r--r-- | tests/test-char.c | 640 |
1 files changed, 475 insertions, 165 deletions
diff --git a/tests/test-char.c b/tests/test-char.c index 45203f5..82579e6 100644 --- a/tests/test-char.c +++ b/tests/test-char.c @@ -11,6 +11,9 @@ #include "qapi/qapi-commands-char.h" #include "qapi/qmp/qdict.h" #include "qom/qom-qobject.h" +#include "io/channel-socket.h" +#include "qapi/qobject-input-visitor.h" +#include "qapi/qapi-visit-sockets.h" static bool quit; @@ -333,168 +336,6 @@ static void char_mux_test(void) qemu_chr_fe_deinit(&chr_be2, true); } -typedef struct SocketIdleData { - GMainLoop *loop; - Chardev *chr; - bool conn_expected; - CharBackend *be; - CharBackend *client_be; -} SocketIdleData; - -static gboolean char_socket_test_idle(gpointer user_data) -{ - SocketIdleData *data = user_data; - - if (object_property_get_bool(OBJECT(data->chr), "connected", NULL) - == data->conn_expected) { - quit = true; - return FALSE; - } - - return TRUE; -} - -static void socket_read(void *opaque, const uint8_t *buf, int size) -{ - SocketIdleData *data = opaque; - - g_assert_cmpint(size, ==, 1); - g_assert_cmpint(*buf, ==, 'Z'); - - size = qemu_chr_fe_write(data->be, (const uint8_t *)"hello", 5); - g_assert_cmpint(size, ==, 5); -} - -static int socket_can_read(void *opaque) -{ - return 10; -} - -static void socket_read_hello(void *opaque, const uint8_t *buf, int size) -{ - g_assert_cmpint(size, ==, 5); - g_assert(strncmp((char *)buf, "hello", 5) == 0); - - quit = true; -} - -static int socket_can_read_hello(void *opaque) -{ - return 10; -} - -static void char_socket_test_common(Chardev *chr, bool reconnect) -{ - Chardev *chr_client; - QObject *addr; - QDict *qdict; - const char *port; - SocketIdleData d = { .chr = chr }; - CharBackend be; - CharBackend client_be; - char *tmp; - - d.be = &be; - d.client_be = &be; - - g_assert_nonnull(chr); - g_assert(!object_property_get_bool(OBJECT(chr), "connected", &error_abort)); - - addr = object_property_get_qobject(OBJECT(chr), "addr", &error_abort); - qdict = qobject_to(QDict, addr); - port = qdict_get_str(qdict, "port"); - tmp = g_strdup_printf("tcp:127.0.0.1:%s%s", port, - reconnect ? ",reconnect=1" : ""); - qobject_unref(qdict); - - qemu_chr_fe_init(&be, chr, &error_abort); - qemu_chr_fe_set_handlers(&be, socket_can_read, socket_read, - NULL, NULL, &d, NULL, true); - - chr_client = qemu_chr_new("client", tmp); - qemu_chr_fe_init(&client_be, chr_client, &error_abort); - qemu_chr_fe_set_handlers(&client_be, socket_can_read_hello, - socket_read_hello, - NULL, NULL, &d, NULL, true); - g_free(tmp); - - d.conn_expected = true; - guint id = g_idle_add(char_socket_test_idle, &d); - g_source_set_name_by_id(id, "test-idle"); - g_assert_cmpint(id, >, 0); - main_loop(); - - d.chr = chr_client; - id = g_idle_add(char_socket_test_idle, &d); - g_source_set_name_by_id(id, "test-idle"); - g_assert_cmpint(id, >, 0); - main_loop(); - - g_assert(object_property_get_bool(OBJECT(chr), "connected", &error_abort)); - g_assert(object_property_get_bool(OBJECT(chr_client), - "connected", &error_abort)); - - qemu_chr_write_all(chr_client, (const uint8_t *)"Z", 1); - main_loop(); - - object_unparent(OBJECT(chr_client)); - - d.chr = chr; - d.conn_expected = false; - g_idle_add(char_socket_test_idle, &d); - main_loop(); - - object_unparent(OBJECT(chr)); -} - - -static void char_socket_basic_test(void) -{ - Chardev *chr = qemu_chr_new("server", "tcp:127.0.0.1:0,server,nowait"); - - char_socket_test_common(chr, false); -} - - -static void char_socket_reconnect_test(void) -{ - Chardev *chr = qemu_chr_new("server", "tcp:127.0.0.1:0,server,nowait"); - - char_socket_test_common(chr, true); -} - - -static void char_socket_fdpass_test(void) -{ - Chardev *chr; - char *optstr; - QemuOpts *opts; - int fd; - SocketAddress *addr = g_new0(SocketAddress, 1); - - addr->type = SOCKET_ADDRESS_TYPE_INET; - addr->u.inet.host = g_strdup("127.0.0.1"); - addr->u.inet.port = g_strdup("0"); - - fd = socket_listen(addr, &error_abort); - g_assert(fd >= 0); - - qapi_free_SocketAddress(addr); - - optstr = g_strdup_printf("socket,id=cdev,fd=%d,server,nowait", fd); - - opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"), - optstr, true); - g_free(optstr); - g_assert_nonnull(opts); - - chr = qemu_chr_new_from_opts(opts, &error_abort); - - qemu_opts_del(opts); - - char_socket_test_common(chr, false); -} - static void websock_server_read(void *opaque, const uint8_t *buf, int size) { @@ -686,6 +527,28 @@ static void char_pipe_test(void) } #endif +typedef struct SocketIdleData { + GMainLoop *loop; + Chardev *chr; + bool conn_expected; + CharBackend *be; + CharBackend *client_be; +} SocketIdleData; + + +static void socket_read_hello(void *opaque, const uint8_t *buf, int size) +{ + g_assert_cmpint(size, ==, 5); + g_assert(strncmp((char *)buf, "hello", 5) == 0); + + quit = true; +} + +static int socket_can_read_hello(void *opaque) +{ + return 10; +} + static int make_udp_socket(int *port) { struct sockaddr_in addr = { 0, }; @@ -756,6 +619,391 @@ static void char_udp_test(void) char_udp_test_internal(NULL, 0); } + +typedef struct { + int event; + bool got_pong; +} CharSocketTestData; + + +#define SOCKET_PING "Hello" +#define SOCKET_PONG "World" + + +static void +char_socket_event(void *opaque, int event) +{ + CharSocketTestData *data = opaque; + data->event = event; +} + + +static void +char_socket_read(void *opaque, const uint8_t *buf, int size) +{ + CharSocketTestData *data = opaque; + g_assert_cmpint(size, ==, sizeof(SOCKET_PONG)); + g_assert(memcmp(buf, SOCKET_PONG, size) == 0); + data->got_pong = true; +} + + +static int +char_socket_can_read(void *opaque) +{ + return sizeof(SOCKET_PONG); +} + + +static char * +char_socket_addr_to_opt_str(SocketAddress *addr, bool fd_pass, + const char *reconnect, bool is_listen) +{ + if (fd_pass) { + QIOChannelSocket *ioc = qio_channel_socket_new(); + int fd; + char *optstr; + g_assert(!reconnect); + if (is_listen) { + qio_channel_socket_listen_sync(ioc, addr, &error_abort); + } else { + qio_channel_socket_connect_sync(ioc, addr, &error_abort); + } + fd = ioc->fd; + ioc->fd = -1; + optstr = g_strdup_printf("socket,id=cdev0,fd=%d%s", + fd, is_listen ? ",server,nowait" : ""); + object_unref(OBJECT(ioc)); + return optstr; + } else { + switch (addr->type) { + case SOCKET_ADDRESS_TYPE_INET: + return g_strdup_printf("socket,id=cdev0,host=%s,port=%s%s%s", + addr->u.inet.host, + addr->u.inet.port, + reconnect ? reconnect : "", + is_listen ? ",server,nowait" : ""); + + case SOCKET_ADDRESS_TYPE_UNIX: + return g_strdup_printf("socket,id=cdev0,path=%s%s%s", + addr->u.q_unix.path, + reconnect ? reconnect : "", + is_listen ? ",server,nowait" : ""); + + default: + g_assert_not_reached(); + } + } +} + + +static void +char_socket_ping_pong(QIOChannel *ioc) +{ + char greeting[sizeof(SOCKET_PING)]; + const char *response = SOCKET_PONG; + + qio_channel_read_all(ioc, greeting, sizeof(greeting), &error_abort); + + g_assert(memcmp(greeting, SOCKET_PING, sizeof(greeting)) == 0); + + qio_channel_write_all(ioc, response, sizeof(SOCKET_PONG), &error_abort); + + object_unref(OBJECT(ioc)); +} + + +static gpointer +char_socket_server_client_thread(gpointer data) +{ + SocketAddress *addr = data; + QIOChannelSocket *ioc = qio_channel_socket_new(); + + qio_channel_socket_connect_sync(ioc, addr, &error_abort); + + char_socket_ping_pong(QIO_CHANNEL(ioc)); + + return NULL; +} + + +typedef struct { + SocketAddress *addr; + bool wait_connected; + bool fd_pass; +} CharSocketServerTestConfig; + + +static void char_socket_server_test(gconstpointer opaque) +{ + const CharSocketServerTestConfig *config = opaque; + Chardev *chr; + CharBackend be = {0}; + CharSocketTestData data = {0}; + QObject *qaddr; + SocketAddress *addr; + Visitor *v; + QemuThread thread; + int ret; + bool reconnected; + char *optstr; + QemuOpts *opts; + + g_setenv("QTEST_SILENT_ERRORS", "1", 1); + /* + * We rely on config->addr containing "nowait", otherwise + * qemu_chr_new() will block until a client connects. We + * can't spawn our client thread though, because until + * qemu_chr_new() returns we don't know what TCP port was + * allocated by the OS + */ + optstr = char_socket_addr_to_opt_str(config->addr, + config->fd_pass, + NULL, + true); + opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"), + optstr, true); + g_assert_nonnull(opts); + chr = qemu_chr_new_from_opts(opts, &error_abort); + qemu_opts_del(opts); + g_assert_nonnull(chr); + g_assert(!object_property_get_bool(OBJECT(chr), "connected", &error_abort)); + + qaddr = object_property_get_qobject(OBJECT(chr), "addr", &error_abort); + g_assert_nonnull(qaddr); + + v = qobject_input_visitor_new(qaddr); + visit_type_SocketAddress(v, "addr", &addr, &error_abort); + visit_free(v); + qobject_unref(qaddr); + + qemu_chr_fe_init(&be, chr, &error_abort); + + reconnect: + data.event = -1; + qemu_chr_fe_set_handlers(&be, NULL, NULL, + char_socket_event, NULL, + &data, NULL, true); + g_assert(data.event == -1); + + /* + * Kick off a thread to act as the "remote" client + * which just plays ping-pong with us + */ + qemu_thread_create(&thread, "client", + char_socket_server_client_thread, + addr, QEMU_THREAD_JOINABLE); + g_assert(data.event == -1); + + if (config->wait_connected) { + /* Synchronously accept a connection */ + qemu_chr_wait_connected(chr, &error_abort); + } else { + /* + * Asynchronously accept a connection when the evnt + * loop reports the listener socket as readable + */ + while (data.event == -1) { + main_loop_wait(false); + } + } + g_assert(object_property_get_bool(OBJECT(chr), "connected", &error_abort)); + g_assert(data.event == CHR_EVENT_OPENED); + data.event = -1; + + /* Send a greeting to the client */ + ret = qemu_chr_fe_write_all(&be, (const uint8_t *)SOCKET_PING, + sizeof(SOCKET_PING)); + g_assert_cmpint(ret, ==, sizeof(SOCKET_PING)); + g_assert(data.event == -1); + + /* Setup a callback to receive the reply to our greeting */ + qemu_chr_fe_set_handlers(&be, char_socket_can_read, + char_socket_read, + char_socket_event, NULL, + &data, NULL, true); + g_assert(data.event == CHR_EVENT_OPENED); + data.event = -1; + + /* Wait for the client to go away */ + while (data.event == -1) { + main_loop_wait(false); + } + g_assert(!object_property_get_bool(OBJECT(chr), "connected", &error_abort)); + g_assert(data.event == CHR_EVENT_CLOSED); + g_assert(data.got_pong); + + qemu_thread_join(&thread); + + if (!reconnected) { + reconnected = true; + goto reconnect; + } + + qapi_free_SocketAddress(addr); + object_unparent(OBJECT(chr)); + g_free(optstr); + g_unsetenv("QTEST_SILENT_ERRORS"); +} + + +static gpointer +char_socket_client_server_thread(gpointer data) +{ + QIOChannelSocket *ioc = data; + QIOChannelSocket *cioc; + + cioc = qio_channel_socket_accept(ioc, &error_abort); + g_assert_nonnull(cioc); + + char_socket_ping_pong(QIO_CHANNEL(cioc)); + + return NULL; +} + + +typedef struct { + SocketAddress *addr; + const char *reconnect; + bool wait_connected; + bool fd_pass; +} CharSocketClientTestConfig; + + +static void char_socket_client_test(gconstpointer opaque) +{ + const CharSocketClientTestConfig *config = opaque; + QIOChannelSocket *ioc; + char *optstr; + Chardev *chr; + CharBackend be = {0}; + CharSocketTestData data = {0}; + SocketAddress *addr; + QemuThread thread; + int ret; + bool reconnected = false; + QemuOpts *opts; + + /* + * Setup a listener socket and determine get its address + * so we know the TCP port for the client later + */ + ioc = qio_channel_socket_new(); + g_assert_nonnull(ioc); + qio_channel_socket_listen_sync(ioc, config->addr, &error_abort); + addr = qio_channel_socket_get_local_address(ioc, &error_abort); + g_assert_nonnull(addr); + + /* + * Kick off a thread to act as the "remote" client + * which just plays ping-pong with us + */ + qemu_thread_create(&thread, "client", + char_socket_client_server_thread, + ioc, QEMU_THREAD_JOINABLE); + + /* + * Populate the chardev address based on what the server + * is actually listening on + */ + optstr = char_socket_addr_to_opt_str(addr, + config->fd_pass, + config->reconnect, + false); + + opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"), + optstr, true); + g_assert_nonnull(opts); + chr = qemu_chr_new_from_opts(opts, &error_abort); + qemu_opts_del(opts); + g_assert_nonnull(chr); + + if (config->reconnect) { + /* + * If reconnect is set, the connection will be + * established in a background thread and we won't + * see the "connected" status updated until we + * run the main event loop, or call qemu_chr_wait_connected + */ + g_assert(!object_property_get_bool(OBJECT(chr), "connected", + &error_abort)); + } else { + g_assert(object_property_get_bool(OBJECT(chr), "connected", + &error_abort)); + } + + qemu_chr_fe_init(&be, chr, &error_abort); + + reconnect: + data.event = -1; + qemu_chr_fe_set_handlers(&be, NULL, NULL, + char_socket_event, NULL, + &data, NULL, true); + if (config->reconnect) { + g_assert(data.event == -1); + } else { + g_assert(data.event == CHR_EVENT_OPENED); + } + + if (config->wait_connected) { + /* + * Synchronously wait for the connection to complete + * This should be a no-op if reconnect is not set. + */ + qemu_chr_wait_connected(chr, &error_abort); + } else { + /* + * Asynchronously wait for the connection to be reported + * as complete when the background thread reports its + * status. + * The loop will short-circuit if reconnect was set + */ + while (data.event == -1) { + main_loop_wait(false); + } + } + g_assert(data.event == CHR_EVENT_OPENED); + data.event = -1; + g_assert(object_property_get_bool(OBJECT(chr), "connected", &error_abort)); + + /* Send a greeting to the server */ + ret = qemu_chr_fe_write_all(&be, (const uint8_t *)SOCKET_PING, + sizeof(SOCKET_PING)); + g_assert_cmpint(ret, ==, sizeof(SOCKET_PING)); + g_assert(data.event == -1); + + /* Setup a callback to receive the reply to our greeting */ + qemu_chr_fe_set_handlers(&be, char_socket_can_read, + char_socket_read, + char_socket_event, NULL, + &data, NULL, true); + g_assert(data.event == CHR_EVENT_OPENED); + data.event = -1; + + /* Wait for the server to go away */ + while (data.event == -1) { + main_loop_wait(false); + } + g_assert(data.event == CHR_EVENT_CLOSED); + g_assert(!object_property_get_bool(OBJECT(chr), "connected", &error_abort)); + g_assert(data.got_pong); + qemu_thread_join(&thread); + + if (config->reconnect && !reconnected) { + reconnected = true; + qemu_thread_create(&thread, "client", + char_socket_client_server_thread, + ioc, QEMU_THREAD_JOINABLE); + goto reconnect; + } + + object_unref(OBJECT(ioc)); + object_unparent(OBJECT(chr)); + qapi_free_SocketAddress(addr); + g_free(optstr); +} + + #ifdef HAVE_CHARDEV_SERIAL static void char_serial_test(void) { @@ -1035,9 +1283,71 @@ int main(int argc, char **argv) #ifndef _WIN32 g_test_add_func("/char/file-fifo", char_file_fifo_test); #endif - g_test_add_func("/char/socket/basic", char_socket_basic_test); - g_test_add_func("/char/socket/reconnect", char_socket_reconnect_test); - g_test_add_func("/char/socket/fdpass", char_socket_fdpass_test); + + SocketAddress tcpaddr = { + .type = SOCKET_ADDRESS_TYPE_INET, + .u.inet.host = (char *)"127.0.0.1", + .u.inet.port = (char *)"0", + }; +#ifndef WIN32 + SocketAddress unixaddr = { + .type = SOCKET_ADDRESS_TYPE_UNIX, + .u.q_unix.path = (char *)"test-char.sock", + }; +#endif + +#define SOCKET_SERVER_TEST(name, addr) \ + CharSocketServerTestConfig server1 ## name = \ + { addr, false, false }; \ + CharSocketServerTestConfig server2 ## name = \ + { addr, true, false }; \ + CharSocketServerTestConfig server3 ## name = \ + { addr, false, true }; \ + CharSocketServerTestConfig server4 ## name = \ + { addr, true, true }; \ + g_test_add_data_func("/char/socket/server/mainloop/" # name, \ + &server1 ##name, char_socket_server_test); \ + g_test_add_data_func("/char/socket/server/wait-conn/" # name, \ + &server2 ##name, char_socket_server_test); \ + g_test_add_data_func("/char/socket/server/mainloop-fdpass/" # name, \ + &server3 ##name, char_socket_server_test); \ + g_test_add_data_func("/char/socket/server/wait-conn-fdpass/" # name, \ + &server4 ##name, char_socket_server_test) + +#define SOCKET_CLIENT_TEST(name, addr) \ + CharSocketClientTestConfig client1 ## name = \ + { addr, NULL, false, false }; \ + CharSocketClientTestConfig client2 ## name = \ + { addr, NULL, true, false }; \ + CharSocketClientTestConfig client3 ## name = \ + { addr, ",reconnect=1", false }; \ + CharSocketClientTestConfig client4 ## name = \ + { addr, ",reconnect=1", true }; \ + CharSocketClientTestConfig client5 ## name = \ + { addr, NULL, false, true }; \ + CharSocketClientTestConfig client6 ## name = \ + { addr, NULL, true, true }; \ + g_test_add_data_func("/char/socket/client/mainloop/" # name, \ + &client1 ##name, char_socket_client_test); \ + g_test_add_data_func("/char/socket/client/wait-conn/" # name, \ + &client2 ##name, char_socket_client_test); \ + g_test_add_data_func("/char/socket/client/mainloop-reconnect/" # name, \ + &client3 ##name, char_socket_client_test); \ + g_test_add_data_func("/char/socket/client/wait-conn-reconnect/" # name, \ + &client4 ##name, char_socket_client_test); \ + g_test_add_data_func("/char/socket/client/mainloop-fdpass/" # name, \ + &client5 ##name, char_socket_client_test); \ + g_test_add_data_func("/char/socket/client/wait-conn-fdpass/" # name, \ + &client6 ##name, char_socket_client_test) + + SOCKET_SERVER_TEST(tcp, &tcpaddr); + SOCKET_CLIENT_TEST(tcp, &tcpaddr); +#ifndef WIN32 + SOCKET_SERVER_TEST(unix, &unixaddr); + SOCKET_CLIENT_TEST(unix, &unixaddr); +#endif + + g_test_add_func("/char/udp", char_udp_test); #ifdef HAVE_CHARDEV_SERIAL g_test_add_func("/char/serial", char_serial_test); |