| #include "qemu/osdep.h" |
| #include <glib/gstdio.h> |
| |
| #include "qapi/error.h" |
| #include "qemu/config-file.h" |
| #include "qemu/module.h" |
| #include "qemu/option.h" |
| #include "qemu/sockets.h" |
| #include "chardev/char-fe.h" |
| #include "sysemu/sysemu.h" |
| #include "qapi/error.h" |
| #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" |
| #include "socket-helpers.h" |
| |
| static bool quit; |
| |
| typedef struct FeHandler { |
| int read_count; |
| bool is_open; |
| int openclose_count; |
| bool openclose_mismatch; |
| int last_event; |
| char read_buf[128]; |
| } FeHandler; |
| |
| static void main_loop(void) |
| { |
| quit = false; |
| do { |
| main_loop_wait(false); |
| } while (!quit); |
| } |
| |
| static int fe_can_read(void *opaque) |
| { |
| FeHandler *h = opaque; |
| |
| return sizeof(h->read_buf) - h->read_count; |
| } |
| |
| static void fe_read(void *opaque, const uint8_t *buf, int size) |
| { |
| FeHandler *h = opaque; |
| |
| g_assert_cmpint(size, <=, fe_can_read(opaque)); |
| |
| memcpy(h->read_buf + h->read_count, buf, size); |
| h->read_count += size; |
| quit = true; |
| } |
| |
| static void fe_event(void *opaque, QEMUChrEvent event) |
| { |
| FeHandler *h = opaque; |
| bool new_open_state; |
| |
| h->last_event = event; |
| switch (event) { |
| case CHR_EVENT_BREAK: |
| break; |
| case CHR_EVENT_OPENED: |
| case CHR_EVENT_CLOSED: |
| h->openclose_count++; |
| new_open_state = (event == CHR_EVENT_OPENED); |
| if (h->is_open == new_open_state) { |
| h->openclose_mismatch = true; |
| } |
| h->is_open = new_open_state; |
| /* fallthrough */ |
| default: |
| quit = true; |
| break; |
| } |
| } |
| |
| #ifdef _WIN32 |
| static void char_console_test_subprocess(void) |
| { |
| QemuOpts *opts; |
| Chardev *chr; |
| |
| opts = qemu_opts_create(qemu_find_opts("chardev"), "console-label", |
| 1, &error_abort); |
| qemu_opt_set(opts, "backend", "console", &error_abort); |
| |
| chr = qemu_chr_new_from_opts(opts, NULL, NULL); |
| g_assert_nonnull(chr); |
| |
| qemu_chr_write_all(chr, (const uint8_t *)"CONSOLE", 7); |
| |
| qemu_opts_del(opts); |
| object_unparent(OBJECT(chr)); |
| } |
| |
| static void char_console_test(void) |
| { |
| g_test_trap_subprocess("/char/console/subprocess", 0, 0); |
| g_test_trap_assert_passed(); |
| g_test_trap_assert_stdout("CONSOLE"); |
| } |
| #endif |
| static void char_stdio_test_subprocess(void) |
| { |
| Chardev *chr; |
| CharBackend be; |
| int ret; |
| |
| chr = qemu_chr_new("label", "stdio", NULL); |
| g_assert_nonnull(chr); |
| |
| qemu_chr_fe_init(&be, chr, &error_abort); |
| qemu_chr_fe_set_open(&be, true); |
| ret = qemu_chr_fe_write(&be, (void *)"buf", 4); |
| g_assert_cmpint(ret, ==, 4); |
| |
| qemu_chr_fe_deinit(&be, true); |
| } |
| |
| static void char_stdio_test(void) |
| { |
| g_test_trap_subprocess("/char/stdio/subprocess", 0, 0); |
| g_test_trap_assert_passed(); |
| g_test_trap_assert_stdout("buf"); |
| } |
| |
| static void char_ringbuf_test(void) |
| { |
| QemuOpts *opts; |
| Chardev *chr; |
| CharBackend be; |
| char *data; |
| int ret; |
| |
| opts = qemu_opts_create(qemu_find_opts("chardev"), "ringbuf-label", |
| 1, &error_abort); |
| qemu_opt_set(opts, "backend", "ringbuf", &error_abort); |
| |
| qemu_opt_set(opts, "size", "5", &error_abort); |
| chr = qemu_chr_new_from_opts(opts, NULL, NULL); |
| g_assert_null(chr); |
| qemu_opts_del(opts); |
| |
| opts = qemu_opts_create(qemu_find_opts("chardev"), "ringbuf-label", |
| 1, &error_abort); |
| qemu_opt_set(opts, "backend", "ringbuf", &error_abort); |
| qemu_opt_set(opts, "size", "2", &error_abort); |
| chr = qemu_chr_new_from_opts(opts, NULL, &error_abort); |
| g_assert_nonnull(chr); |
| qemu_opts_del(opts); |
| |
| qemu_chr_fe_init(&be, chr, &error_abort); |
| ret = qemu_chr_fe_write(&be, (void *)"buff", 4); |
| g_assert_cmpint(ret, ==, 4); |
| |
| data = qmp_ringbuf_read("ringbuf-label", 4, false, 0, &error_abort); |
| g_assert_cmpstr(data, ==, "ff"); |
| g_free(data); |
| |
| data = qmp_ringbuf_read("ringbuf-label", 4, false, 0, &error_abort); |
| g_assert_cmpstr(data, ==, ""); |
| g_free(data); |
| |
| qemu_chr_fe_deinit(&be, true); |
| |
| /* check alias */ |
| opts = qemu_opts_create(qemu_find_opts("chardev"), "memory-label", |
| 1, &error_abort); |
| qemu_opt_set(opts, "backend", "memory", &error_abort); |
| qemu_opt_set(opts, "size", "2", &error_abort); |
| chr = qemu_chr_new_from_opts(opts, NULL, NULL); |
| g_assert_nonnull(chr); |
| object_unparent(OBJECT(chr)); |
| qemu_opts_del(opts); |
| } |
| |
| static void char_mux_test(void) |
| { |
| QemuOpts *opts; |
| Chardev *chr, *base; |
| char *data; |
| FeHandler h1 = { 0, false, 0, false, }, h2 = { 0, false, 0, false, }; |
| CharBackend chr_be1, chr_be2; |
| Error *error = NULL; |
| |
| /* Create mux and chardev to be immediately removed */ |
| opts = qemu_opts_create(qemu_find_opts("chardev"), "mux-label", |
| 1, &error_abort); |
| qemu_opt_set(opts, "backend", "ringbuf", &error_abort); |
| qemu_opt_set(opts, "size", "128", &error_abort); |
| qemu_opt_set(opts, "mux", "on", &error_abort); |
| chr = qemu_chr_new_from_opts(opts, NULL, &error_abort); |
| g_assert_nonnull(chr); |
| qemu_opts_del(opts); |
| |
| /* Remove just created mux and chardev */ |
| qmp_chardev_remove("mux-label", &error_abort); |
| qmp_chardev_remove("mux-label-base", &error_abort); |
| |
| opts = qemu_opts_create(qemu_find_opts("chardev"), "mux-label", |
| 1, &error_abort); |
| qemu_opt_set(opts, "backend", "ringbuf", &error_abort); |
| qemu_opt_set(opts, "size", "128", &error_abort); |
| qemu_opt_set(opts, "mux", "on", &error_abort); |
| chr = qemu_chr_new_from_opts(opts, NULL, &error_abort); |
| g_assert_nonnull(chr); |
| qemu_opts_del(opts); |
| |
| qemu_chr_fe_init(&chr_be1, chr, &error_abort); |
| qemu_chr_fe_set_handlers(&chr_be1, |
| fe_can_read, |
| fe_read, |
| fe_event, |
| NULL, |
| &h1, |
| NULL, true); |
| |
| qemu_chr_fe_init(&chr_be2, chr, &error_abort); |
| qemu_chr_fe_set_handlers(&chr_be2, |
| fe_can_read, |
| fe_read, |
| fe_event, |
| NULL, |
| &h2, |
| NULL, true); |
| qemu_chr_fe_take_focus(&chr_be2); |
| |
| base = qemu_chr_find("mux-label-base"); |
| g_assert_cmpint(qemu_chr_be_can_write(base), !=, 0); |
| |
| qemu_chr_be_write(base, (void *)"hello", 6); |
| g_assert_cmpint(h1.read_count, ==, 0); |
| g_assert_cmpint(h2.read_count, ==, 6); |
| g_assert_cmpstr(h2.read_buf, ==, "hello"); |
| h2.read_count = 0; |
| |
| g_assert_cmpint(h1.last_event, !=, 42); /* should be MUX_OUT or OPENED */ |
| g_assert_cmpint(h2.last_event, !=, 42); /* should be MUX_IN or OPENED */ |
| /* sending event on the base broadcast to all fe, historical reasons? */ |
| qemu_chr_be_event(base, 42); |
| g_assert_cmpint(h1.last_event, ==, 42); |
| g_assert_cmpint(h2.last_event, ==, 42); |
| qemu_chr_be_event(chr, -1); |
| g_assert_cmpint(h1.last_event, ==, 42); |
| g_assert_cmpint(h2.last_event, ==, -1); |
| |
| /* switch focus */ |
| qemu_chr_be_write(base, (void *)"\1b", 2); |
| g_assert_cmpint(h1.last_event, ==, 42); |
| g_assert_cmpint(h2.last_event, ==, CHR_EVENT_BREAK); |
| |
| qemu_chr_be_write(base, (void *)"\1c", 2); |
| g_assert_cmpint(h1.last_event, ==, CHR_EVENT_MUX_IN); |
| g_assert_cmpint(h2.last_event, ==, CHR_EVENT_MUX_OUT); |
| qemu_chr_be_event(chr, -1); |
| g_assert_cmpint(h1.last_event, ==, -1); |
| g_assert_cmpint(h2.last_event, ==, CHR_EVENT_MUX_OUT); |
| |
| qemu_chr_be_write(base, (void *)"hello", 6); |
| g_assert_cmpint(h2.read_count, ==, 0); |
| g_assert_cmpint(h1.read_count, ==, 6); |
| g_assert_cmpstr(h1.read_buf, ==, "hello"); |
| h1.read_count = 0; |
| |
| qemu_chr_be_write(base, (void *)"\1b", 2); |
| g_assert_cmpint(h1.last_event, ==, CHR_EVENT_BREAK); |
| g_assert_cmpint(h2.last_event, ==, CHR_EVENT_MUX_OUT); |
| |
| /* open/close state and corresponding events */ |
| g_assert_true(qemu_chr_fe_backend_open(&chr_be1)); |
| g_assert_true(qemu_chr_fe_backend_open(&chr_be2)); |
| g_assert_true(h1.is_open); |
| g_assert_false(h1.openclose_mismatch); |
| g_assert_true(h2.is_open); |
| g_assert_false(h2.openclose_mismatch); |
| |
| h1.openclose_count = h2.openclose_count = 0; |
| |
| qemu_chr_fe_set_handlers(&chr_be1, NULL, NULL, NULL, NULL, |
| NULL, NULL, false); |
| qemu_chr_fe_set_handlers(&chr_be2, NULL, NULL, NULL, NULL, |
| NULL, NULL, false); |
| g_assert_cmpint(h1.openclose_count, ==, 0); |
| g_assert_cmpint(h2.openclose_count, ==, 0); |
| |
| h1.is_open = h2.is_open = false; |
| qemu_chr_fe_set_handlers(&chr_be1, |
| NULL, |
| NULL, |
| fe_event, |
| NULL, |
| &h1, |
| NULL, false); |
| qemu_chr_fe_set_handlers(&chr_be2, |
| NULL, |
| NULL, |
| fe_event, |
| NULL, |
| &h2, |
| NULL, false); |
| g_assert_cmpint(h1.openclose_count, ==, 1); |
| g_assert_false(h1.openclose_mismatch); |
| g_assert_cmpint(h2.openclose_count, ==, 1); |
| g_assert_false(h2.openclose_mismatch); |
| |
| qemu_chr_be_event(base, CHR_EVENT_CLOSED); |
| qemu_chr_be_event(base, CHR_EVENT_OPENED); |
| g_assert_cmpint(h1.openclose_count, ==, 3); |
| g_assert_false(h1.openclose_mismatch); |
| g_assert_cmpint(h2.openclose_count, ==, 3); |
| g_assert_false(h2.openclose_mismatch); |
| |
| qemu_chr_fe_set_handlers(&chr_be2, |
| fe_can_read, |
| fe_read, |
| fe_event, |
| NULL, |
| &h2, |
| NULL, false); |
| qemu_chr_fe_set_handlers(&chr_be1, |
| fe_can_read, |
| fe_read, |
| fe_event, |
| NULL, |
| &h1, |
| NULL, false); |
| |
| /* remove first handler */ |
| qemu_chr_fe_set_handlers(&chr_be1, NULL, NULL, NULL, NULL, |
| NULL, NULL, true); |
| qemu_chr_be_write(base, (void *)"hello", 6); |
| g_assert_cmpint(h1.read_count, ==, 0); |
| g_assert_cmpint(h2.read_count, ==, 0); |
| |
| qemu_chr_be_write(base, (void *)"\1c", 2); |
| qemu_chr_be_write(base, (void *)"hello", 6); |
| g_assert_cmpint(h1.read_count, ==, 0); |
| g_assert_cmpint(h2.read_count, ==, 6); |
| g_assert_cmpstr(h2.read_buf, ==, "hello"); |
| h2.read_count = 0; |
| |
| /* print help */ |
| qemu_chr_be_write(base, (void *)"\1?", 2); |
| data = qmp_ringbuf_read("mux-label-base", 128, false, 0, &error_abort); |
| g_assert_cmpint(strlen(data), !=, 0); |
| g_free(data); |
| |
| qemu_chr_fe_deinit(&chr_be1, false); |
| |
| qmp_chardev_remove("mux-label", &error); |
| g_assert_cmpstr(error_get_pretty(error), ==, "Chardev 'mux-label' is busy"); |
| error_free(error); |
| |
| qemu_chr_fe_deinit(&chr_be2, false); |
| qmp_chardev_remove("mux-label", &error_abort); |
| } |
| |
| |
| static void websock_server_read(void *opaque, const uint8_t *buf, int size) |
| { |
| g_assert_cmpint(size, ==, 5); |
| g_assert(memcmp(buf, "world", size) == 0); |
| quit = true; |
| } |
| |
| |
| static int websock_server_can_read(void *opaque) |
| { |
| return 10; |
| } |
| |
| |
| static bool websock_check_http_headers(char *buf, int size) |
| { |
| int i; |
| const char *ans[] = { "HTTP/1.1 101 Switching Protocols\r\n", |
| "Server: QEMU VNC\r\n", |
| "Upgrade: websocket\r\n", |
| "Connection: Upgrade\r\n", |
| "Sec-WebSocket-Accept:", |
| "Sec-WebSocket-Protocol: binary\r\n" }; |
| |
| for (i = 0; i < 6; i++) { |
| if (g_strstr_len(buf, size, ans[i]) == NULL) { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| |
| static void websock_client_read(void *opaque, const uint8_t *buf, int size) |
| { |
| const uint8_t ping[] = { 0x89, 0x85, /* Ping header */ |
| 0x07, 0x77, 0x9e, 0xf9, /* Masking key */ |
| 0x6f, 0x12, 0xf2, 0x95, 0x68 /* "hello" */ }; |
| |
| const uint8_t binary[] = { 0x82, 0x85, /* Binary header */ |
| 0x74, 0x90, 0xb9, 0xdf, /* Masking key */ |
| 0x03, 0xff, 0xcb, 0xb3, 0x10 /* "world" */ }; |
| Chardev *chr_client = opaque; |
| |
| if (websock_check_http_headers((char *) buf, size)) { |
| qemu_chr_fe_write(chr_client->be, ping, sizeof(ping)); |
| } else if (buf[0] == 0x8a && buf[1] == 0x05) { |
| g_assert(strncmp((char *) buf + 2, "hello", 5) == 0); |
| qemu_chr_fe_write(chr_client->be, binary, sizeof(binary)); |
| } else { |
| g_assert(buf[0] == 0x88 && buf[1] == 0x16); |
| g_assert(strncmp((char *) buf + 4, "peer requested close", 10) == 0); |
| quit = true; |
| } |
| } |
| |
| |
| static int websock_client_can_read(void *opaque) |
| { |
| return 4096; |
| } |
| |
| |
| static void char_websock_test(void) |
| { |
| QObject *addr; |
| QDict *qdict; |
| const char *port; |
| char *tmp; |
| char *handshake_port; |
| CharBackend be; |
| CharBackend client_be; |
| Chardev *chr_client; |
| Chardev *chr = qemu_chr_new("server", |
| "websocket:127.0.0.1:0,server=on,wait=off", NULL); |
| const char handshake[] = "GET / HTTP/1.1\r\n" |
| "Upgrade: websocket\r\n" |
| "Connection: Upgrade\r\n" |
| "Host: localhost:%s\r\n" |
| "Origin: http://localhost:%s\r\n" |
| "Sec-WebSocket-Key: o9JHNiS3/0/0zYE1wa3yIw==\r\n" |
| "Sec-WebSocket-Version: 13\r\n" |
| "Sec-WebSocket-Protocol: binary\r\n\r\n"; |
| const uint8_t close[] = { 0x88, 0x82, /* Close header */ |
| 0xef, 0xaa, 0xc5, 0x97, /* Masking key */ |
| 0xec, 0x42 /* Status code */ }; |
| |
| 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", port); |
| handshake_port = g_strdup_printf(handshake, port, port); |
| qobject_unref(qdict); |
| |
| qemu_chr_fe_init(&be, chr, &error_abort); |
| qemu_chr_fe_set_handlers(&be, websock_server_can_read, websock_server_read, |
| NULL, NULL, chr, NULL, true); |
| |
| chr_client = qemu_chr_new("client", tmp, NULL); |
| qemu_chr_fe_init(&client_be, chr_client, &error_abort); |
| qemu_chr_fe_set_handlers(&client_be, websock_client_can_read, |
| websock_client_read, |
| NULL, NULL, chr_client, NULL, true); |
| g_free(tmp); |
| |
| qemu_chr_write_all(chr_client, |
| (uint8_t *) handshake_port, |
| strlen(handshake_port)); |
| g_free(handshake_port); |
| 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, close, sizeof(close)); |
| main_loop(); |
| |
| object_unparent(OBJECT(chr_client)); |
| object_unparent(OBJECT(chr)); |
| } |
| |
| |
| #ifndef _WIN32 |
| static void char_pipe_test(void) |
| { |
| gchar *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL); |
| gchar *tmp, *in, *out, *pipe = g_build_filename(tmp_path, "pipe", NULL); |
| Chardev *chr; |
| CharBackend be; |
| int ret, fd; |
| char buf[10]; |
| FeHandler fe = { 0, }; |
| |
| in = g_strdup_printf("%s.in", pipe); |
| if (mkfifo(in, 0600) < 0) { |
| abort(); |
| } |
| out = g_strdup_printf("%s.out", pipe); |
| if (mkfifo(out, 0600) < 0) { |
| abort(); |
| } |
| |
| tmp = g_strdup_printf("pipe:%s", pipe); |
| chr = qemu_chr_new("pipe", tmp, NULL); |
| g_assert_nonnull(chr); |
| g_free(tmp); |
| |
| qemu_chr_fe_init(&be, chr, &error_abort); |
| |
| ret = qemu_chr_fe_write(&be, (void *)"pipe-out", 9); |
| g_assert_cmpint(ret, ==, 9); |
| |
| fd = open(out, O_RDWR); |
| ret = read(fd, buf, sizeof(buf)); |
| g_assert_cmpint(ret, ==, 9); |
| g_assert_cmpstr(buf, ==, "pipe-out"); |
| close(fd); |
| |
| fd = open(in, O_WRONLY); |
| ret = write(fd, "pipe-in", 8); |
| g_assert_cmpint(ret, ==, 8); |
| close(fd); |
| |
| qemu_chr_fe_set_handlers(&be, |
| fe_can_read, |
| fe_read, |
| fe_event, |
| NULL, |
| &fe, |
| NULL, true); |
| |
| main_loop(); |
| |
| g_assert_cmpint(fe.read_count, ==, 8); |
| g_assert_cmpstr(fe.read_buf, ==, "pipe-in"); |
| |
| qemu_chr_fe_deinit(&be, true); |
| |
| g_assert(g_unlink(in) == 0); |
| g_assert(g_unlink(out) == 0); |
| g_assert(g_rmdir(tmp_path) == 0); |
| g_free(in); |
| g_free(out); |
| g_free(tmp_path); |
| g_free(pipe); |
| } |
| #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, }; |
| socklen_t alen = sizeof(addr); |
| int ret, sock = qemu_socket(PF_INET, SOCK_DGRAM, 0); |
| |
| g_assert_cmpint(sock, >=, 0); |
| addr.sin_family = AF_INET ; |
| addr.sin_addr.s_addr = htonl(INADDR_ANY); |
| addr.sin_port = 0; |
| ret = bind(sock, (struct sockaddr *)&addr, sizeof(addr)); |
| g_assert_cmpint(ret, ==, 0); |
| ret = getsockname(sock, (struct sockaddr *)&addr, &alen); |
| g_assert_cmpint(ret, ==, 0); |
| |
| *port = ntohs(addr.sin_port); |
| return sock; |
| } |
| |
| static void char_udp_test_internal(Chardev *reuse_chr, int sock) |
| { |
| struct sockaddr_in other; |
| SocketIdleData d = { 0, }; |
| Chardev *chr; |
| CharBackend *be; |
| socklen_t alen = sizeof(other); |
| int ret; |
| char buf[10]; |
| char *tmp = NULL; |
| |
| if (reuse_chr) { |
| chr = reuse_chr; |
| be = chr->be; |
| } else { |
| int port; |
| sock = make_udp_socket(&port); |
| tmp = g_strdup_printf("udp:127.0.0.1:%d", port); |
| chr = qemu_chr_new("client", tmp, NULL); |
| g_assert_nonnull(chr); |
| |
| be = g_alloca(sizeof(CharBackend)); |
| qemu_chr_fe_init(be, chr, &error_abort); |
| } |
| |
| d.chr = chr; |
| qemu_chr_fe_set_handlers(be, socket_can_read_hello, socket_read_hello, |
| NULL, NULL, &d, NULL, true); |
| ret = qemu_chr_write_all(chr, (uint8_t *)"hello", 5); |
| g_assert_cmpint(ret, ==, 5); |
| |
| ret = recvfrom(sock, buf, sizeof(buf), 0, |
| (struct sockaddr *)&other, &alen); |
| g_assert_cmpint(ret, ==, 5); |
| ret = sendto(sock, buf, 5, 0, (struct sockaddr *)&other, alen); |
| g_assert_cmpint(ret, ==, 5); |
| |
| main_loop(); |
| |
| if (!reuse_chr) { |
| close(sock); |
| qemu_chr_fe_deinit(be, true); |
| } |
| g_free(tmp); |
| } |
| |
| static void char_udp_test(void) |
| { |
| char_udp_test_internal(NULL, 0); |
| } |
| |
| |
| typedef struct { |
| int event; |
| bool got_pong; |
| CharBackend *be; |
| } CharSocketTestData; |
| |
| |
| #define SOCKET_PING "Hello" |
| #define SOCKET_PONG "World" |
| |
| typedef void (*char_socket_cb)(void *opaque, QEMUChrEvent event); |
| |
| static void |
| char_socket_event(void *opaque, QEMUChrEvent event) |
| { |
| CharSocketTestData *data = opaque; |
| data->event = event; |
| } |
| |
| static void |
| char_socket_event_with_error(void *opaque, QEMUChrEvent event) |
| { |
| static bool first_error; |
| CharSocketTestData *data = opaque; |
| CharBackend *be = data->be; |
| data->event = event; |
| switch (event) { |
| case CHR_EVENT_OPENED: |
| if (!first_error) { |
| first_error = true; |
| qemu_chr_fe_disconnect(be); |
| } |
| return; |
| case CHR_EVENT_CLOSED: |
| return; |
| default: |
| return; |
| } |
| } |
| |
| |
| 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, 1, &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=on,wait=off" : ""); |
| 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=on,wait=off" : ""); |
| |
| 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=on,wait=off" : ""); |
| |
| default: |
| g_assert_not_reached(); |
| } |
| } |
| } |
| |
| |
| static int |
| char_socket_ping_pong(QIOChannel *ioc, Error **errp) |
| { |
| char greeting[sizeof(SOCKET_PING)]; |
| const char *response = SOCKET_PONG; |
| |
| int ret; |
| ret = qio_channel_read_all(ioc, greeting, sizeof(greeting), errp); |
| if (ret != 0) { |
| object_unref(OBJECT(ioc)); |
| return -1; |
| } |
| |
| g_assert(memcmp(greeting, SOCKET_PING, sizeof(greeting)) == 0); |
| |
| qio_channel_write_all(ioc, response, sizeof(SOCKET_PONG), errp); |
| object_unref(OBJECT(ioc)); |
| return 0; |
| } |
| |
| |
| 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), &error_abort); |
| |
| 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 = false; |
| char *optstr; |
| QemuOpts *opts; |
| |
| g_setenv("QTEST_SILENT_ERRORS", "1", 1); |
| /* |
| * We rely on config->addr containing "wait=off", 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, NULL, &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; |
| data.be = &be; |
| 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; |
| |
| retry: |
| cioc = qio_channel_socket_accept(ioc, &error_abort); |
| g_assert_nonnull(cioc); |
| |
| if (char_socket_ping_pong(QIO_CHANNEL(cioc), NULL) != 0) { |
| goto retry; |
| } |
| |
| return NULL; |
| } |
| |
| |
| typedef struct { |
| SocketAddress *addr; |
| const char *reconnect; |
| bool wait_connected; |
| bool fd_pass; |
| char_socket_cb event_cb; |
| } CharSocketClientTestConfig; |
| |
| static void char_socket_client_dupid_test(gconstpointer opaque) |
| { |
| const CharSocketClientTestConfig *config = opaque; |
| QIOChannelSocket *ioc; |
| char *optstr; |
| Chardev *chr1, *chr2; |
| SocketAddress *addr; |
| QemuOpts *opts; |
| Error *local_err = NULL; |
| |
| /* |
| * 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, 1, &error_abort); |
| addr = qio_channel_socket_get_local_address(ioc, &error_abort); |
| g_assert_nonnull(addr); |
| |
| /* |
| * 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); |
| chr1 = qemu_chr_new_from_opts(opts, NULL, &error_abort); |
| g_assert_nonnull(chr1); |
| qemu_chr_wait_connected(chr1, &error_abort); |
| |
| chr2 = qemu_chr_new_from_opts(opts, NULL, &local_err); |
| g_assert_null(chr2); |
| error_free_or_abort(&local_err); |
| |
| object_unref(OBJECT(ioc)); |
| qemu_opts_del(opts); |
| object_unparent(OBJECT(chr1)); |
| qapi_free_SocketAddress(addr); |
| g_free(optstr); |
| } |
| |
| static void char_socket_client_test(gconstpointer opaque) |
| { |
| const CharSocketClientTestConfig *config = opaque; |
| const char_socket_cb event_cb = config->event_cb; |
| 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, 1, &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, NULL, &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; |
| data.be = &be; |
| qemu_chr_fe_set_handlers(&be, NULL, NULL, |
| event_cb, 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, |
| event_cb, 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); |
| } |
| |
| static void |
| count_closed_event(void *opaque, QEMUChrEvent event) |
| { |
| int *count = opaque; |
| if (event == CHR_EVENT_CLOSED) { |
| (*count)++; |
| } |
| } |
| |
| static void |
| char_socket_discard_read(void *opaque, const uint8_t *buf, int size) |
| { |
| } |
| |
| static void char_socket_server_two_clients_test(gconstpointer opaque) |
| { |
| SocketAddress *incoming_addr = (gpointer) opaque; |
| Chardev *chr; |
| CharBackend be = {0}; |
| QObject *qaddr; |
| SocketAddress *addr; |
| Visitor *v; |
| char *optstr; |
| QemuOpts *opts; |
| QIOChannelSocket *ioc1, *ioc2; |
| int closed = 0; |
| |
| g_setenv("QTEST_SILENT_ERRORS", "1", 1); |
| /* |
| * We rely on addr containing "wait=off", 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(incoming_addr, |
| false, |
| NULL, |
| true); |
| opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"), |
| optstr, true); |
| g_assert_nonnull(opts); |
| chr = qemu_chr_new_from_opts(opts, NULL, &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); |
| |
| qemu_chr_fe_set_handlers(&be, char_socket_can_read, char_socket_discard_read, |
| count_closed_event, NULL, |
| &closed, NULL, true); |
| |
| ioc1 = qio_channel_socket_new(); |
| qio_channel_socket_connect_sync(ioc1, addr, &error_abort); |
| qemu_chr_wait_connected(chr, &error_abort); |
| |
| /* switch the chardev to another context */ |
| GMainContext *ctx = g_main_context_new(); |
| qemu_chr_fe_set_handlers(&be, char_socket_can_read, char_socket_discard_read, |
| count_closed_event, NULL, |
| &closed, ctx, true); |
| |
| /* Start a second connection while the first is still connected. |
| * It will be placed in the listen() backlog, and connect() will |
| * succeed immediately. |
| */ |
| ioc2 = qio_channel_socket_new(); |
| qio_channel_socket_connect_sync(ioc2, addr, &error_abort); |
| |
| object_unref(OBJECT(ioc1)); |
| /* The two connections should now be processed serially. */ |
| while (g_main_context_iteration(ctx, TRUE)) { |
| if (closed == 1 && ioc2) { |
| object_unref(OBJECT(ioc2)); |
| ioc2 = NULL; |
| } |
| if (closed == 2) { |
| break; |
| } |
| } |
| |
| qapi_free_SocketAddress(addr); |
| object_unparent(OBJECT(chr)); |
| g_main_context_unref(ctx); |
| g_free(optstr); |
| g_unsetenv("QTEST_SILENT_ERRORS"); |
| } |
| |
| |
| #if defined(HAVE_CHARDEV_SERIAL) && !defined(WIN32) |
| static void char_serial_test(void) |
| { |
| QemuOpts *opts; |
| Chardev *chr; |
| |
| opts = qemu_opts_create(qemu_find_opts("chardev"), "serial-id", |
| 1, &error_abort); |
| qemu_opt_set(opts, "backend", "serial", &error_abort); |
| qemu_opt_set(opts, "path", "/dev/null", &error_abort); |
| |
| chr = qemu_chr_new_from_opts(opts, NULL, NULL); |
| g_assert_nonnull(chr); |
| /* TODO: add more tests with a pty */ |
| object_unparent(OBJECT(chr)); |
| |
| qemu_opts_del(opts); |
| } |
| #endif |
| |
| #if defined(HAVE_CHARDEV_PARALLEL) && !defined(WIN32) |
| static void char_parallel_test(void) |
| { |
| QemuOpts *opts; |
| Chardev *chr; |
| |
| opts = qemu_opts_create(qemu_find_opts("chardev"), "parallel-id", |
| 1, &error_abort); |
| qemu_opt_set(opts, "backend", "parallel", &error_abort); |
| qemu_opt_set(opts, "path", "/dev/null", &error_abort); |
| |
| chr = qemu_chr_new_from_opts(opts, NULL, NULL); |
| #ifdef __linux__ |
| /* fails to PPCLAIM, see qemu_chr_open_pp_fd() */ |
| g_assert_null(chr); |
| #else |
| g_assert_nonnull(chr); |
| object_unparent(OBJECT(chr)); |
| #endif |
| |
| qemu_opts_del(opts); |
| } |
| #endif |
| |
| #ifndef _WIN32 |
| static void char_file_fifo_test(void) |
| { |
| Chardev *chr; |
| CharBackend be; |
| char *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL); |
| char *fifo = g_build_filename(tmp_path, "fifo", NULL); |
| char *out = g_build_filename(tmp_path, "out", NULL); |
| ChardevFile file = { .in = fifo, |
| .out = out }; |
| ChardevBackend backend = { .type = CHARDEV_BACKEND_KIND_FILE, |
| .u.file.data = &file }; |
| FeHandler fe = { 0, }; |
| int fd, ret; |
| |
| if (mkfifo(fifo, 0600) < 0) { |
| abort(); |
| } |
| |
| fd = open(fifo, O_RDWR); |
| ret = write(fd, "fifo-in", 8); |
| g_assert_cmpint(ret, ==, 8); |
| |
| chr = qemu_chardev_new("label-file", TYPE_CHARDEV_FILE, &backend, |
| NULL, &error_abort); |
| |
| qemu_chr_fe_init(&be, chr, &error_abort); |
| qemu_chr_fe_set_handlers(&be, |
| fe_can_read, |
| fe_read, |
| fe_event, |
| NULL, |
| &fe, NULL, true); |
| |
| g_assert_cmpint(fe.last_event, !=, CHR_EVENT_BREAK); |
| qmp_chardev_send_break("label-foo", NULL); |
| g_assert_cmpint(fe.last_event, !=, CHR_EVENT_BREAK); |
| qmp_chardev_send_break("label-file", NULL); |
| g_assert_cmpint(fe.last_event, ==, CHR_EVENT_BREAK); |
| |
| main_loop(); |
| |
| close(fd); |
| |
| g_assert_cmpint(fe.read_count, ==, 8); |
| g_assert_cmpstr(fe.read_buf, ==, "fifo-in"); |
| |
| qemu_chr_fe_deinit(&be, true); |
| |
| g_unlink(fifo); |
| g_free(fifo); |
| g_unlink(out); |
| g_free(out); |
| g_rmdir(tmp_path); |
| g_free(tmp_path); |
| } |
| #endif |
| |
| static void char_file_test_internal(Chardev *ext_chr, const char *filepath) |
| { |
| char *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL); |
| char *out; |
| Chardev *chr; |
| char *contents = NULL; |
| ChardevFile file = {}; |
| ChardevBackend backend = { .type = CHARDEV_BACKEND_KIND_FILE, |
| .u.file.data = &file }; |
| gsize length; |
| int ret; |
| |
| if (ext_chr) { |
| chr = ext_chr; |
| out = g_strdup(filepath); |
| file.out = out; |
| } else { |
| out = g_build_filename(tmp_path, "out", NULL); |
| file.out = out; |
| chr = qemu_chardev_new(NULL, TYPE_CHARDEV_FILE, &backend, |
| NULL, &error_abort); |
| } |
| ret = qemu_chr_write_all(chr, (uint8_t *)"hello!", 6); |
| g_assert_cmpint(ret, ==, 6); |
| |
| ret = g_file_get_contents(out, &contents, &length, NULL); |
| g_assert(ret == TRUE); |
| g_assert_cmpint(length, ==, 6); |
| g_assert(strncmp(contents, "hello!", 6) == 0); |
| |
| if (!ext_chr) { |
| object_unparent(OBJECT(chr)); |
| g_unlink(out); |
| } |
| g_free(contents); |
| g_rmdir(tmp_path); |
| g_free(tmp_path); |
| g_free(out); |
| } |
| |
| static void char_file_test(void) |
| { |
| char_file_test_internal(NULL, NULL); |
| } |
| |
| static void char_null_test(void) |
| { |
| Error *err = NULL; |
| Chardev *chr; |
| CharBackend be; |
| int ret; |
| |
| chr = qemu_chr_find("label-null"); |
| g_assert_null(chr); |
| |
| chr = qemu_chr_new("label-null", "null", NULL); |
| chr = qemu_chr_find("label-null"); |
| g_assert_nonnull(chr); |
| |
| g_assert(qemu_chr_has_feature(chr, |
| QEMU_CHAR_FEATURE_FD_PASS) == false); |
| g_assert(qemu_chr_has_feature(chr, |
| QEMU_CHAR_FEATURE_RECONNECTABLE) == false); |
| |
| /* check max avail */ |
| qemu_chr_fe_init(&be, chr, &error_abort); |
| qemu_chr_fe_init(&be, chr, &err); |
| error_free_or_abort(&err); |
| |
| /* deinit & reinit */ |
| qemu_chr_fe_deinit(&be, false); |
| qemu_chr_fe_init(&be, chr, &error_abort); |
| |
| qemu_chr_fe_set_open(&be, true); |
| |
| qemu_chr_fe_set_handlers(&be, |
| fe_can_read, |
| fe_read, |
| fe_event, |
| NULL, |
| NULL, NULL, true); |
| |
| ret = qemu_chr_fe_write(&be, (void *)"buf", 4); |
| g_assert_cmpint(ret, ==, 4); |
| |
| qemu_chr_fe_deinit(&be, true); |
| } |
| |
| static void char_invalid_test(void) |
| { |
| Chardev *chr; |
| g_setenv("QTEST_SILENT_ERRORS", "1", 1); |
| chr = qemu_chr_new("label-invalid", "invalid", NULL); |
| g_assert_null(chr); |
| g_unsetenv("QTEST_SILENT_ERRORS"); |
| } |
| |
| static int chardev_change(void *opaque) |
| { |
| return 0; |
| } |
| |
| static int chardev_change_denied(void *opaque) |
| { |
| return -1; |
| } |
| |
| static void char_hotswap_test(void) |
| { |
| char *chr_args; |
| Chardev *chr; |
| CharBackend be; |
| |
| gchar *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL); |
| char *filename = g_build_filename(tmp_path, "file", NULL); |
| ChardevFile file = { .out = filename }; |
| ChardevBackend backend = { .type = CHARDEV_BACKEND_KIND_FILE, |
| .u.file.data = &file }; |
| ChardevReturn *ret; |
| |
| int port; |
| int sock = make_udp_socket(&port); |
| g_assert_cmpint(sock, >=, 0); |
| |
| chr_args = g_strdup_printf("udp:127.0.0.1:%d", port); |
| |
| chr = qemu_chr_new("chardev", chr_args, NULL); |
| qemu_chr_fe_init(&be, chr, &error_abort); |
| |
| /* check that chardev operates correctly */ |
| char_udp_test_internal(chr, sock); |
| |
| /* set the handler that denies the hotswap */ |
| qemu_chr_fe_set_handlers(&be, NULL, NULL, |
| NULL, chardev_change_denied, NULL, NULL, true); |
| |
| /* now, change is denied and has to keep the old backend operating */ |
| ret = qmp_chardev_change("chardev", &backend, NULL); |
| g_assert(!ret); |
| g_assert(be.chr == chr); |
| |
| char_udp_test_internal(chr, sock); |
| |
| /* now allow the change */ |
| qemu_chr_fe_set_handlers(&be, NULL, NULL, |
| NULL, chardev_change, NULL, NULL, true); |
| |
| /* has to succeed now */ |
| ret = qmp_chardev_change("chardev", &backend, &error_abort); |
| g_assert(be.chr != chr); |
| |
| close(sock); |
| chr = be.chr; |
| |
| /* run the file chardev test */ |
| char_file_test_internal(chr, filename); |
| |
| object_unparent(OBJECT(chr)); |
| |
| qapi_free_ChardevReturn(ret); |
| g_unlink(filename); |
| g_free(filename); |
| g_rmdir(tmp_path); |
| g_free(tmp_path); |
| g_free(chr_args); |
| } |
| |
| static SocketAddress tcpaddr = { |
| .type = SOCKET_ADDRESS_TYPE_INET, |
| .u.inet.host = (char *)"127.0.0.1", |
| .u.inet.port = (char *)"0", |
| }; |
| #ifndef WIN32 |
| static SocketAddress unixaddr = { |
| .type = SOCKET_ADDRESS_TYPE_UNIX, |
| .u.q_unix.path = (char *)"test-char.sock", |
| }; |
| #endif |
| |
| int main(int argc, char **argv) |
| { |
| bool has_ipv4, has_ipv6; |
| |
| qemu_init_main_loop(&error_abort); |
| socket_init(); |
| |
| g_test_init(&argc, &argv, NULL); |
| |
| if (socket_check_protocol_support(&has_ipv4, &has_ipv6) < 0) { |
| g_printerr("socket_check_protocol_support() failed\n"); |
| goto end; |
| } |
| |
| module_call_init(MODULE_INIT_QOM); |
| qemu_add_opts(&qemu_chardev_opts); |
| |
| g_test_add_func("/char/null", char_null_test); |
| g_test_add_func("/char/invalid", char_invalid_test); |
| g_test_add_func("/char/ringbuf", char_ringbuf_test); |
| g_test_add_func("/char/mux", char_mux_test); |
| #ifdef _WIN32 |
| g_test_add_func("/char/console/subprocess", char_console_test_subprocess); |
| g_test_add_func("/char/console", char_console_test); |
| #endif |
| g_test_add_func("/char/stdio/subprocess", char_stdio_test_subprocess); |
| g_test_add_func("/char/stdio", char_stdio_test); |
| #ifndef _WIN32 |
| g_test_add_func("/char/pipe", char_pipe_test); |
| #endif |
| g_test_add_func("/char/file", char_file_test); |
| #ifndef _WIN32 |
| g_test_add_func("/char/file-fifo", char_file_fifo_test); |
| #endif |
| |
| #define SOCKET_SERVER_TEST(name, addr) \ |
| static CharSocketServerTestConfig server1 ## name = \ |
| { addr, false, false }; \ |
| static CharSocketServerTestConfig server2 ## name = \ |
| { addr, true, false }; \ |
| static CharSocketServerTestConfig server3 ## name = \ |
| { addr, false, true }; \ |
| static 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) \ |
| static CharSocketClientTestConfig client1 ## name = \ |
| { addr, NULL, false, false, char_socket_event }; \ |
| static CharSocketClientTestConfig client2 ## name = \ |
| { addr, NULL, true, false, char_socket_event }; \ |
| static CharSocketClientTestConfig client3 ## name = \ |
| { addr, ",reconnect=1", false, false, char_socket_event }; \ |
| static CharSocketClientTestConfig client4 ## name = \ |
| { addr, ",reconnect=1", true, false, char_socket_event }; \ |
| static CharSocketClientTestConfig client5 ## name = \ |
| { addr, NULL, false, true, char_socket_event }; \ |
| static CharSocketClientTestConfig client6 ## name = \ |
| { addr, NULL, true, true, char_socket_event }; \ |
| static CharSocketClientTestConfig client7 ## name = \ |
| { addr, ",reconnect=1", true, false, \ |
| char_socket_event_with_error }; \ |
| static CharSocketClientTestConfig client8 ## name = \ |
| { addr, ",reconnect=1", false, false, char_socket_event }; \ |
| 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); \ |
| g_test_add_data_func("/char/socket/client/reconnect-error/" # name, \ |
| &client7 ##name, char_socket_client_test); \ |
| g_test_add_data_func("/char/socket/client/dupid-reconnect/" # name, \ |
| &client8 ##name, char_socket_client_dupid_test) |
| |
| if (has_ipv4) { |
| SOCKET_SERVER_TEST(tcp, &tcpaddr); |
| SOCKET_CLIENT_TEST(tcp, &tcpaddr); |
| g_test_add_data_func("/char/socket/server/two-clients/tcp", &tcpaddr, |
| char_socket_server_two_clients_test); |
| } |
| #ifndef WIN32 |
| SOCKET_SERVER_TEST(unix, &unixaddr); |
| SOCKET_CLIENT_TEST(unix, &unixaddr); |
| g_test_add_data_func("/char/socket/server/two-clients/unix", &unixaddr, |
| char_socket_server_two_clients_test); |
| #endif |
| |
| g_test_add_func("/char/udp", char_udp_test); |
| #if defined(HAVE_CHARDEV_SERIAL) && !defined(WIN32) |
| g_test_add_func("/char/serial", char_serial_test); |
| #endif |
| #if defined(HAVE_CHARDEV_PARALLEL) && !defined(WIN32) |
| g_test_add_func("/char/parallel", char_parallel_test); |
| #endif |
| g_test_add_func("/char/hotswap", char_hotswap_test); |
| g_test_add_func("/char/websocket", char_websock_test); |
| |
| end: |
| return g_test_run(); |
| } |
