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ea3af47d 1#include "qemu/osdep.h"
a86c83d7 2#include <glib/gstdio.h>
ea3af47d 3
ea3af47d 4#include "qemu/config-file.h"
0b8fa32f 5#include "qemu/module.h"
922a01a0 6#include "qemu/option.h"
d47fb5d1 7#include "qemu/sockets.h"
4d43a603 8#include "chardev/char-fe.h"
d45f80ba 9#include "chardev/char-mux.h"
ea3af47d
MAL
10#include "sysemu/sysemu.h"
11#include "qapi/error.h"
9af23989 12#include "qapi/qapi-commands-char.h"
452fcdbc 13#include "qapi/qmp/qdict.h"
d47fb5d1 14#include "qom/qom-qobject.h"
9baa6802
DB
15#include "io/channel-socket.h"
16#include "qapi/qobject-input-visitor.h"
17#include "qapi/qapi-visit-sockets.h"
e7b6ba41 18#include "socket-helpers.h"
ea3af47d 19
a86c83d7
MAL
20static bool quit;
21
ea3af47d
MAL
22typedef struct FeHandler {
23 int read_count;
68cf36a7
AP
24 bool is_open;
25 int openclose_count;
26 bool openclose_mismatch;
ea3af47d
MAL
27 int last_event;
28 char read_buf[128];
29} FeHandler;
30
a86c83d7
MAL
31static void main_loop(void)
32{
a86c83d7
MAL
33 quit = false;
34 do {
be59df79 35 main_loop_wait(false);
a86c83d7
MAL
36 } while (!quit);
37}
a86c83d7 38
ea3af47d
MAL
39static int fe_can_read(void *opaque)
40{
41 FeHandler *h = opaque;
42
43 return sizeof(h->read_buf) - h->read_count;
44}
45
46static void fe_read(void *opaque, const uint8_t *buf, int size)
47{
48 FeHandler *h = opaque;
49
50 g_assert_cmpint(size, <=, fe_can_read(opaque));
51
52 memcpy(h->read_buf + h->read_count, buf, size);
53 h->read_count += size;
a86c83d7 54 quit = true;
ea3af47d
MAL
55}
56
083b266f 57static void fe_event(void *opaque, QEMUChrEvent event)
ea3af47d
MAL
58{
59 FeHandler *h = opaque;
68cf36a7 60 bool new_open_state;
ea3af47d
MAL
61
62 h->last_event = event;
68cf36a7
AP
63 switch (event) {
64 case CHR_EVENT_BREAK:
65 break;
66 case CHR_EVENT_OPENED:
67 case CHR_EVENT_CLOSED:
68 h->openclose_count++;
69 new_open_state = (event == CHR_EVENT_OPENED);
70 if (h->is_open == new_open_state) {
71 h->openclose_mismatch = true;
72 }
73 h->is_open = new_open_state;
74 /* no break */
75 default:
bd1d5ad9 76 quit = true;
68cf36a7 77 break;
bd1d5ad9 78 }
ea3af47d
MAL
79}
80
79c8db5a
MAL
81#ifdef _WIN32
82static void char_console_test_subprocess(void)
83{
84 QemuOpts *opts;
85 Chardev *chr;
86
87 opts = qemu_opts_create(qemu_find_opts("chardev"), "console-label",
88 1, &error_abort);
89 qemu_opt_set(opts, "backend", "console", &error_abort);
90
4ad6f6cb 91 chr = qemu_chr_new_from_opts(opts, NULL, NULL);
79c8db5a
MAL
92 g_assert_nonnull(chr);
93
94 qemu_chr_write_all(chr, (const uint8_t *)"CONSOLE", 7);
95
96 qemu_opts_del(opts);
97 object_unparent(OBJECT(chr));
98}
99
100static void char_console_test(void)
101{
102 g_test_trap_subprocess("/char/console/subprocess", 0, 0);
103 g_test_trap_assert_passed();
104 g_test_trap_assert_stdout("CONSOLE");
105}
106#endif
ea3af47d
MAL
107static void char_stdio_test_subprocess(void)
108{
0ec7b3e7 109 Chardev *chr;
ea3af47d
MAL
110 CharBackend be;
111 int ret;
112
4ad6f6cb 113 chr = qemu_chr_new("label", "stdio", NULL);
ea3af47d
MAL
114 g_assert_nonnull(chr);
115
116 qemu_chr_fe_init(&be, chr, &error_abort);
117 qemu_chr_fe_set_open(&be, true);
118 ret = qemu_chr_fe_write(&be, (void *)"buf", 4);
119 g_assert_cmpint(ret, ==, 4);
120
1ce2610c 121 qemu_chr_fe_deinit(&be, true);
ea3af47d
MAL
122}
123
124static void char_stdio_test(void)
125{
126 g_test_trap_subprocess("/char/stdio/subprocess", 0, 0);
127 g_test_trap_assert_passed();
128 g_test_trap_assert_stdout("buf");
129}
ea3af47d 130
ea3af47d
MAL
131static void char_ringbuf_test(void)
132{
133 QemuOpts *opts;
0ec7b3e7 134 Chardev *chr;
ea3af47d
MAL
135 CharBackend be;
136 char *data;
137 int ret;
138
139 opts = qemu_opts_create(qemu_find_opts("chardev"), "ringbuf-label",
140 1, &error_abort);
141 qemu_opt_set(opts, "backend", "ringbuf", &error_abort);
142
143 qemu_opt_set(opts, "size", "5", &error_abort);
4ad6f6cb 144 chr = qemu_chr_new_from_opts(opts, NULL, NULL);
ea3af47d
MAL
145 g_assert_null(chr);
146 qemu_opts_del(opts);
147
148 opts = qemu_opts_create(qemu_find_opts("chardev"), "ringbuf-label",
149 1, &error_abort);
150 qemu_opt_set(opts, "backend", "ringbuf", &error_abort);
151 qemu_opt_set(opts, "size", "2", &error_abort);
4ad6f6cb 152 chr = qemu_chr_new_from_opts(opts, NULL, &error_abort);
ea3af47d
MAL
153 g_assert_nonnull(chr);
154 qemu_opts_del(opts);
155
156 qemu_chr_fe_init(&be, chr, &error_abort);
157 ret = qemu_chr_fe_write(&be, (void *)"buff", 4);
158 g_assert_cmpint(ret, ==, 4);
159
160 data = qmp_ringbuf_read("ringbuf-label", 4, false, 0, &error_abort);
161 g_assert_cmpstr(data, ==, "ff");
162 g_free(data);
163
164 data = qmp_ringbuf_read("ringbuf-label", 4, false, 0, &error_abort);
165 g_assert_cmpstr(data, ==, "");
166 g_free(data);
167
1ce2610c 168 qemu_chr_fe_deinit(&be, true);
e24ef0db
MAL
169
170 /* check alias */
171 opts = qemu_opts_create(qemu_find_opts("chardev"), "memory-label",
172 1, &error_abort);
173 qemu_opt_set(opts, "backend", "memory", &error_abort);
174 qemu_opt_set(opts, "size", "2", &error_abort);
4ad6f6cb 175 chr = qemu_chr_new_from_opts(opts, NULL, NULL);
e24ef0db
MAL
176 g_assert_nonnull(chr);
177 object_unparent(OBJECT(chr));
178 qemu_opts_del(opts);
ea3af47d
MAL
179}
180
181static void char_mux_test(void)
182{
183 QemuOpts *opts;
0ec7b3e7 184 Chardev *chr, *base;
ea3af47d 185 char *data;
68cf36a7 186 FeHandler h1 = { 0, false, 0, false, }, h2 = { 0, false, 0, false, };
ea3af47d
MAL
187 CharBackend chr_be1, chr_be2;
188
189 opts = qemu_opts_create(qemu_find_opts("chardev"), "mux-label",
190 1, &error_abort);
191 qemu_opt_set(opts, "backend", "ringbuf", &error_abort);
192 qemu_opt_set(opts, "size", "128", &error_abort);
193 qemu_opt_set(opts, "mux", "on", &error_abort);
4ad6f6cb 194 chr = qemu_chr_new_from_opts(opts, NULL, &error_abort);
ea3af47d
MAL
195 g_assert_nonnull(chr);
196 qemu_opts_del(opts);
197
198 qemu_chr_fe_init(&chr_be1, chr, &error_abort);
199 qemu_chr_fe_set_handlers(&chr_be1,
200 fe_can_read,
201 fe_read,
202 fe_event,
81517ba3 203 NULL,
ea3af47d 204 &h1,
39ab61c6 205 NULL, true);
ea3af47d
MAL
206
207 qemu_chr_fe_init(&chr_be2, chr, &error_abort);
208 qemu_chr_fe_set_handlers(&chr_be2,
209 fe_can_read,
210 fe_read,
211 fe_event,
81517ba3 212 NULL,
ea3af47d 213 &h2,
39ab61c6 214 NULL, true);
ea3af47d
MAL
215 qemu_chr_fe_take_focus(&chr_be2);
216
217 base = qemu_chr_find("mux-label-base");
218 g_assert_cmpint(qemu_chr_be_can_write(base), !=, 0);
219
220 qemu_chr_be_write(base, (void *)"hello", 6);
221 g_assert_cmpint(h1.read_count, ==, 0);
222 g_assert_cmpint(h2.read_count, ==, 6);
223 g_assert_cmpstr(h2.read_buf, ==, "hello");
224 h2.read_count = 0;
225
d45f80ba
MAL
226 g_assert_cmpint(h1.last_event, !=, 42); /* should be MUX_OUT or OPENED */
227 g_assert_cmpint(h2.last_event, !=, 42); /* should be MUX_IN or OPENED */
228 /* sending event on the base broadcast to all fe, historical reasons? */
229 qemu_chr_be_event(base, 42);
230 g_assert_cmpint(h1.last_event, ==, 42);
231 g_assert_cmpint(h2.last_event, ==, 42);
232 qemu_chr_be_event(chr, -1);
233 g_assert_cmpint(h1.last_event, ==, 42);
234 g_assert_cmpint(h2.last_event, ==, -1);
235
ea3af47d 236 /* switch focus */
eeaa6715
MAL
237 qemu_chr_be_write(base, (void *)"\1b", 2);
238 g_assert_cmpint(h1.last_event, ==, 42);
239 g_assert_cmpint(h2.last_event, ==, CHR_EVENT_BREAK);
240
ea3af47d 241 qemu_chr_be_write(base, (void *)"\1c", 2);
d45f80ba
MAL
242 g_assert_cmpint(h1.last_event, ==, CHR_EVENT_MUX_IN);
243 g_assert_cmpint(h2.last_event, ==, CHR_EVENT_MUX_OUT);
244 qemu_chr_be_event(chr, -1);
245 g_assert_cmpint(h1.last_event, ==, -1);
246 g_assert_cmpint(h2.last_event, ==, CHR_EVENT_MUX_OUT);
ea3af47d
MAL
247
248 qemu_chr_be_write(base, (void *)"hello", 6);
249 g_assert_cmpint(h2.read_count, ==, 0);
250 g_assert_cmpint(h1.read_count, ==, 6);
251 g_assert_cmpstr(h1.read_buf, ==, "hello");
252 h1.read_count = 0;
253
eeaa6715
MAL
254 qemu_chr_be_write(base, (void *)"\1b", 2);
255 g_assert_cmpint(h1.last_event, ==, CHR_EVENT_BREAK);
256 g_assert_cmpint(h2.last_event, ==, CHR_EVENT_MUX_OUT);
257
68cf36a7
AP
258 /* open/close state and corresponding events */
259 g_assert_true(qemu_chr_fe_backend_open(&chr_be1));
260 g_assert_true(qemu_chr_fe_backend_open(&chr_be2));
261 g_assert_true(h1.is_open);
262 g_assert_false(h1.openclose_mismatch);
263 g_assert_true(h2.is_open);
264 g_assert_false(h2.openclose_mismatch);
265
266 h1.openclose_count = h2.openclose_count = 0;
267
268 qemu_chr_fe_set_handlers(&chr_be1, NULL, NULL, NULL, NULL,
269 NULL, NULL, false);
270 qemu_chr_fe_set_handlers(&chr_be2, NULL, NULL, NULL, NULL,
271 NULL, NULL, false);
272 g_assert_cmpint(h1.openclose_count, ==, 0);
273 g_assert_cmpint(h2.openclose_count, ==, 0);
274
275 h1.is_open = h2.is_open = false;
276 qemu_chr_fe_set_handlers(&chr_be1,
277 NULL,
278 NULL,
279 fe_event,
280 NULL,
281 &h1,
282 NULL, false);
283 qemu_chr_fe_set_handlers(&chr_be2,
284 NULL,
285 NULL,
286 fe_event,
287 NULL,
288 &h2,
289 NULL, false);
290 g_assert_cmpint(h1.openclose_count, ==, 1);
291 g_assert_false(h1.openclose_mismatch);
292 g_assert_cmpint(h2.openclose_count, ==, 1);
293 g_assert_false(h2.openclose_mismatch);
294
295 qemu_chr_be_event(base, CHR_EVENT_CLOSED);
296 qemu_chr_be_event(base, CHR_EVENT_OPENED);
297 g_assert_cmpint(h1.openclose_count, ==, 3);
298 g_assert_false(h1.openclose_mismatch);
299 g_assert_cmpint(h2.openclose_count, ==, 3);
300 g_assert_false(h2.openclose_mismatch);
301
302 qemu_chr_fe_set_handlers(&chr_be2,
303 fe_can_read,
304 fe_read,
305 fe_event,
306 NULL,
307 &h2,
308 NULL, false);
309 qemu_chr_fe_set_handlers(&chr_be1,
310 fe_can_read,
311 fe_read,
312 fe_event,
313 NULL,
314 &h1,
315 NULL, false);
316
ea3af47d 317 /* remove first handler */
81517ba3
AN
318 qemu_chr_fe_set_handlers(&chr_be1, NULL, NULL, NULL, NULL,
319 NULL, NULL, true);
ea3af47d
MAL
320 qemu_chr_be_write(base, (void *)"hello", 6);
321 g_assert_cmpint(h1.read_count, ==, 0);
322 g_assert_cmpint(h2.read_count, ==, 0);
323
324 qemu_chr_be_write(base, (void *)"\1c", 2);
325 qemu_chr_be_write(base, (void *)"hello", 6);
326 g_assert_cmpint(h1.read_count, ==, 0);
327 g_assert_cmpint(h2.read_count, ==, 6);
328 g_assert_cmpstr(h2.read_buf, ==, "hello");
329 h2.read_count = 0;
330
331 /* print help */
332 qemu_chr_be_write(base, (void *)"\1?", 2);
333 data = qmp_ringbuf_read("mux-label-base", 128, false, 0, &error_abort);
334 g_assert_cmpint(strlen(data), !=, 0);
335 g_free(data);
336
1ce2610c
MAL
337 qemu_chr_fe_deinit(&chr_be1, false);
338 qemu_chr_fe_deinit(&chr_be2, true);
ea3af47d
MAL
339}
340
0935700f 341
125fc4a7
JS
342static void websock_server_read(void *opaque, const uint8_t *buf, int size)
343{
344 g_assert_cmpint(size, ==, 5);
345 g_assert(memcmp(buf, "world", size) == 0);
346 quit = true;
347}
348
349
350static int websock_server_can_read(void *opaque)
351{
352 return 10;
353}
354
355
356static bool websock_check_http_headers(char *buf, int size)
357{
358 int i;
359 const char *ans[] = { "HTTP/1.1 101 Switching Protocols\r\n",
360 "Server: QEMU VNC\r\n",
361 "Upgrade: websocket\r\n",
362 "Connection: Upgrade\r\n",
363 "Sec-WebSocket-Accept:",
364 "Sec-WebSocket-Protocol: binary\r\n" };
365
366 for (i = 0; i < 6; i++) {
367 if (g_strstr_len(buf, size, ans[i]) == NULL) {
368 return false;
369 }
370 }
371
372 return true;
373}
374
375
376static void websock_client_read(void *opaque, const uint8_t *buf, int size)
377{
378 const uint8_t ping[] = { 0x89, 0x85, /* Ping header */
379 0x07, 0x77, 0x9e, 0xf9, /* Masking key */
380 0x6f, 0x12, 0xf2, 0x95, 0x68 /* "hello" */ };
381
382 const uint8_t binary[] = { 0x82, 0x85, /* Binary header */
383 0x74, 0x90, 0xb9, 0xdf, /* Masking key */
384 0x03, 0xff, 0xcb, 0xb3, 0x10 /* "world" */ };
385 Chardev *chr_client = opaque;
386
387 if (websock_check_http_headers((char *) buf, size)) {
388 qemu_chr_fe_write(chr_client->be, ping, sizeof(ping));
389 } else if (buf[0] == 0x8a && buf[1] == 0x05) {
390 g_assert(strncmp((char *) buf + 2, "hello", 5) == 0);
391 qemu_chr_fe_write(chr_client->be, binary, sizeof(binary));
392 } else {
393 g_assert(buf[0] == 0x88 && buf[1] == 0x16);
394 g_assert(strncmp((char *) buf + 4, "peer requested close", 10) == 0);
395 quit = true;
396 }
397}
398
399
400static int websock_client_can_read(void *opaque)
401{
402 return 4096;
403}
404
405
406static void char_websock_test(void)
407{
408 QObject *addr;
409 QDict *qdict;
410 const char *port;
411 char *tmp;
412 char *handshake_port;
413 CharBackend be;
414 CharBackend client_be;
415 Chardev *chr_client;
416 Chardev *chr = qemu_chr_new("server",
4ad6f6cb 417 "websocket:127.0.0.1:0,server,nowait", NULL);
125fc4a7
JS
418 const char handshake[] = "GET / HTTP/1.1\r\n"
419 "Upgrade: websocket\r\n"
420 "Connection: Upgrade\r\n"
421 "Host: localhost:%s\r\n"
422 "Origin: http://localhost:%s\r\n"
423 "Sec-WebSocket-Key: o9JHNiS3/0/0zYE1wa3yIw==\r\n"
424 "Sec-WebSocket-Version: 13\r\n"
425 "Sec-WebSocket-Protocol: binary\r\n\r\n";
426 const uint8_t close[] = { 0x88, 0x82, /* Close header */
427 0xef, 0xaa, 0xc5, 0x97, /* Masking key */
428 0xec, 0x42 /* Status code */ };
429
430 addr = object_property_get_qobject(OBJECT(chr), "addr", &error_abort);
431 qdict = qobject_to(QDict, addr);
432 port = qdict_get_str(qdict, "port");
433 tmp = g_strdup_printf("tcp:127.0.0.1:%s", port);
434 handshake_port = g_strdup_printf(handshake, port, port);
435 qobject_unref(qdict);
436
437 qemu_chr_fe_init(&be, chr, &error_abort);
438 qemu_chr_fe_set_handlers(&be, websock_server_can_read, websock_server_read,
439 NULL, NULL, chr, NULL, true);
440
4ad6f6cb 441 chr_client = qemu_chr_new("client", tmp, NULL);
125fc4a7
JS
442 qemu_chr_fe_init(&client_be, chr_client, &error_abort);
443 qemu_chr_fe_set_handlers(&client_be, websock_client_can_read,
444 websock_client_read,
445 NULL, NULL, chr_client, NULL, true);
446 g_free(tmp);
447
448 qemu_chr_write_all(chr_client,
449 (uint8_t *) handshake_port,
450 strlen(handshake_port));
451 g_free(handshake_port);
452 main_loop();
453
454 g_assert(object_property_get_bool(OBJECT(chr), "connected", &error_abort));
455 g_assert(object_property_get_bool(OBJECT(chr_client),
456 "connected", &error_abort));
457
458 qemu_chr_write_all(chr_client, close, sizeof(close));
459 main_loop();
460
461 object_unparent(OBJECT(chr_client));
462 object_unparent(OBJECT(chr));
463}
464
465
a86c83d7
MAL
466#ifndef _WIN32
467static void char_pipe_test(void)
468{
469 gchar *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL);
470 gchar *tmp, *in, *out, *pipe = g_build_filename(tmp_path, "pipe", NULL);
471 Chardev *chr;
472 CharBackend be;
473 int ret, fd;
474 char buf[10];
475 FeHandler fe = { 0, };
476
477 in = g_strdup_printf("%s.in", pipe);
478 if (mkfifo(in, 0600) < 0) {
479 abort();
480 }
481 out = g_strdup_printf("%s.out", pipe);
482 if (mkfifo(out, 0600) < 0) {
483 abort();
484 }
485
486 tmp = g_strdup_printf("pipe:%s", pipe);
4ad6f6cb 487 chr = qemu_chr_new("pipe", tmp, NULL);
a86c83d7
MAL
488 g_assert_nonnull(chr);
489 g_free(tmp);
490
491 qemu_chr_fe_init(&be, chr, &error_abort);
492
493 ret = qemu_chr_fe_write(&be, (void *)"pipe-out", 9);
494 g_assert_cmpint(ret, ==, 9);
495
496 fd = open(out, O_RDWR);
497 ret = read(fd, buf, sizeof(buf));
498 g_assert_cmpint(ret, ==, 9);
499 g_assert_cmpstr(buf, ==, "pipe-out");
500 close(fd);
501
502 fd = open(in, O_WRONLY);
503 ret = write(fd, "pipe-in", 8);
504 g_assert_cmpint(ret, ==, 8);
505 close(fd);
506
507 qemu_chr_fe_set_handlers(&be,
508 fe_can_read,
509 fe_read,
510 fe_event,
81517ba3 511 NULL,
a86c83d7
MAL
512 &fe,
513 NULL, true);
514
515 main_loop();
516
517 g_assert_cmpint(fe.read_count, ==, 8);
518 g_assert_cmpstr(fe.read_buf, ==, "pipe-in");
519
1ce2610c 520 qemu_chr_fe_deinit(&be, true);
a86c83d7
MAL
521
522 g_assert(g_unlink(in) == 0);
523 g_assert(g_unlink(out) == 0);
524 g_assert(g_rmdir(tmp_path) == 0);
525 g_free(in);
526 g_free(out);
527 g_free(tmp_path);
528 g_free(pipe);
529}
530#endif
531
9baa6802
DB
532typedef struct SocketIdleData {
533 GMainLoop *loop;
534 Chardev *chr;
535 bool conn_expected;
536 CharBackend *be;
537 CharBackend *client_be;
538} SocketIdleData;
539
540
541static void socket_read_hello(void *opaque, const uint8_t *buf, int size)
542{
543 g_assert_cmpint(size, ==, 5);
544 g_assert(strncmp((char *)buf, "hello", 5) == 0);
545
546 quit = true;
547}
548
549static int socket_can_read_hello(void *opaque)
550{
551 return 10;
552}
553
92ddfade 554static int make_udp_socket(int *port)
bb149048 555{
92ddfade 556 struct sockaddr_in addr = { 0, };
bb149048
MAL
557 socklen_t alen = sizeof(addr);
558 int ret, sock = qemu_socket(PF_INET, SOCK_DGRAM, 0);
bb149048
MAL
559
560 g_assert_cmpint(sock, >, 0);
561 addr.sin_family = AF_INET ;
562 addr.sin_addr.s_addr = htonl(INADDR_ANY);
563 addr.sin_port = 0;
564 ret = bind(sock, (struct sockaddr *)&addr, sizeof(addr));
565 g_assert_cmpint(ret, ==, 0);
566 ret = getsockname(sock, (struct sockaddr *)&addr, &alen);
567 g_assert_cmpint(ret, ==, 0);
568
92ddfade
AN
569 *port = ntohs(addr.sin_port);
570 return sock;
571}
572
573static void char_udp_test_internal(Chardev *reuse_chr, int sock)
574{
575 struct sockaddr_in other;
576 SocketIdleData d = { 0, };
577 Chardev *chr;
578 CharBackend *be;
579 socklen_t alen = sizeof(other);
580 int ret;
581 char buf[10];
582 char *tmp = NULL;
583
584 if (reuse_chr) {
585 chr = reuse_chr;
586 be = chr->be;
587 } else {
588 int port;
589 sock = make_udp_socket(&port);
590 tmp = g_strdup_printf("udp:127.0.0.1:%d", port);
4ad6f6cb 591 chr = qemu_chr_new("client", tmp, NULL);
92ddfade
AN
592 g_assert_nonnull(chr);
593
594 be = g_alloca(sizeof(CharBackend));
595 qemu_chr_fe_init(be, chr, &error_abort);
596 }
bb149048
MAL
597
598 d.chr = chr;
92ddfade 599 qemu_chr_fe_set_handlers(be, socket_can_read_hello, socket_read_hello,
81517ba3 600 NULL, NULL, &d, NULL, true);
bb149048
MAL
601 ret = qemu_chr_write_all(chr, (uint8_t *)"hello", 5);
602 g_assert_cmpint(ret, ==, 5);
603
bb149048
MAL
604 ret = recvfrom(sock, buf, sizeof(buf), 0,
605 (struct sockaddr *)&other, &alen);
606 g_assert_cmpint(ret, ==, 5);
607 ret = sendto(sock, buf, 5, 0, (struct sockaddr *)&other, alen);
608 g_assert_cmpint(ret, ==, 5);
609
610 main_loop();
611
92ddfade
AN
612 if (!reuse_chr) {
613 close(sock);
614 qemu_chr_fe_deinit(be, true);
615 }
bb149048 616 g_free(tmp);
92ddfade
AN
617}
618
619static void char_udp_test(void)
620{
621 char_udp_test_internal(NULL, 0);
bb149048
MAL
622}
623
9baa6802
DB
624
625typedef struct {
626 int event;
627 bool got_pong;
628} CharSocketTestData;
629
630
631#define SOCKET_PING "Hello"
632#define SOCKET_PONG "World"
633
634
635static void
083b266f 636char_socket_event(void *opaque, QEMUChrEvent event)
9baa6802
DB
637{
638 CharSocketTestData *data = opaque;
639 data->event = event;
640}
641
642
643static void
644char_socket_read(void *opaque, const uint8_t *buf, int size)
645{
646 CharSocketTestData *data = opaque;
647 g_assert_cmpint(size, ==, sizeof(SOCKET_PONG));
648 g_assert(memcmp(buf, SOCKET_PONG, size) == 0);
649 data->got_pong = true;
650}
651
652
653static int
654char_socket_can_read(void *opaque)
655{
656 return sizeof(SOCKET_PONG);
657}
658
659
660static char *
661char_socket_addr_to_opt_str(SocketAddress *addr, bool fd_pass,
662 const char *reconnect, bool is_listen)
663{
664 if (fd_pass) {
665 QIOChannelSocket *ioc = qio_channel_socket_new();
666 int fd;
667 char *optstr;
668 g_assert(!reconnect);
669 if (is_listen) {
4e2d8bf6 670 qio_channel_socket_listen_sync(ioc, addr, 1, &error_abort);
9baa6802
DB
671 } else {
672 qio_channel_socket_connect_sync(ioc, addr, &error_abort);
673 }
674 fd = ioc->fd;
675 ioc->fd = -1;
676 optstr = g_strdup_printf("socket,id=cdev0,fd=%d%s",
677 fd, is_listen ? ",server,nowait" : "");
678 object_unref(OBJECT(ioc));
679 return optstr;
680 } else {
681 switch (addr->type) {
682 case SOCKET_ADDRESS_TYPE_INET:
683 return g_strdup_printf("socket,id=cdev0,host=%s,port=%s%s%s",
684 addr->u.inet.host,
685 addr->u.inet.port,
686 reconnect ? reconnect : "",
687 is_listen ? ",server,nowait" : "");
688
689 case SOCKET_ADDRESS_TYPE_UNIX:
690 return g_strdup_printf("socket,id=cdev0,path=%s%s%s",
691 addr->u.q_unix.path,
692 reconnect ? reconnect : "",
693 is_listen ? ",server,nowait" : "");
694
695 default:
696 g_assert_not_reached();
697 }
698 }
699}
700
701
702static void
703char_socket_ping_pong(QIOChannel *ioc)
704{
705 char greeting[sizeof(SOCKET_PING)];
706 const char *response = SOCKET_PONG;
707
708 qio_channel_read_all(ioc, greeting, sizeof(greeting), &error_abort);
709
710 g_assert(memcmp(greeting, SOCKET_PING, sizeof(greeting)) == 0);
711
712 qio_channel_write_all(ioc, response, sizeof(SOCKET_PONG), &error_abort);
713
714 object_unref(OBJECT(ioc));
715}
716
717
718static gpointer
719char_socket_server_client_thread(gpointer data)
720{
721 SocketAddress *addr = data;
722 QIOChannelSocket *ioc = qio_channel_socket_new();
723
724 qio_channel_socket_connect_sync(ioc, addr, &error_abort);
725
726 char_socket_ping_pong(QIO_CHANNEL(ioc));
727
728 return NULL;
729}
730
731
732typedef struct {
733 SocketAddress *addr;
734 bool wait_connected;
735 bool fd_pass;
736} CharSocketServerTestConfig;
737
738
739static void char_socket_server_test(gconstpointer opaque)
740{
741 const CharSocketServerTestConfig *config = opaque;
742 Chardev *chr;
743 CharBackend be = {0};
744 CharSocketTestData data = {0};
745 QObject *qaddr;
746 SocketAddress *addr;
747 Visitor *v;
748 QemuThread thread;
749 int ret;
edc6e501 750 bool reconnected = false;
9baa6802
DB
751 char *optstr;
752 QemuOpts *opts;
753
754 g_setenv("QTEST_SILENT_ERRORS", "1", 1);
755 /*
756 * We rely on config->addr containing "nowait", otherwise
757 * qemu_chr_new() will block until a client connects. We
758 * can't spawn our client thread though, because until
759 * qemu_chr_new() returns we don't know what TCP port was
760 * allocated by the OS
761 */
762 optstr = char_socket_addr_to_opt_str(config->addr,
763 config->fd_pass,
764 NULL,
765 true);
766 opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"),
767 optstr, true);
768 g_assert_nonnull(opts);
4ad6f6cb 769 chr = qemu_chr_new_from_opts(opts, NULL, &error_abort);
9baa6802
DB
770 qemu_opts_del(opts);
771 g_assert_nonnull(chr);
772 g_assert(!object_property_get_bool(OBJECT(chr), "connected", &error_abort));
773
774 qaddr = object_property_get_qobject(OBJECT(chr), "addr", &error_abort);
775 g_assert_nonnull(qaddr);
776
777 v = qobject_input_visitor_new(qaddr);
778 visit_type_SocketAddress(v, "addr", &addr, &error_abort);
779 visit_free(v);
780 qobject_unref(qaddr);
781
782 qemu_chr_fe_init(&be, chr, &error_abort);
783
784 reconnect:
785 data.event = -1;
786 qemu_chr_fe_set_handlers(&be, NULL, NULL,
787 char_socket_event, NULL,
788 &data, NULL, true);
789 g_assert(data.event == -1);
790
791 /*
792 * Kick off a thread to act as the "remote" client
793 * which just plays ping-pong with us
794 */
795 qemu_thread_create(&thread, "client",
796 char_socket_server_client_thread,
797 addr, QEMU_THREAD_JOINABLE);
798 g_assert(data.event == -1);
799
800 if (config->wait_connected) {
801 /* Synchronously accept a connection */
802 qemu_chr_wait_connected(chr, &error_abort);
803 } else {
804 /*
805 * Asynchronously accept a connection when the evnt
806 * loop reports the listener socket as readable
807 */
808 while (data.event == -1) {
809 main_loop_wait(false);
810 }
811 }
812 g_assert(object_property_get_bool(OBJECT(chr), "connected", &error_abort));
813 g_assert(data.event == CHR_EVENT_OPENED);
814 data.event = -1;
815
816 /* Send a greeting to the client */
817 ret = qemu_chr_fe_write_all(&be, (const uint8_t *)SOCKET_PING,
818 sizeof(SOCKET_PING));
819 g_assert_cmpint(ret, ==, sizeof(SOCKET_PING));
820 g_assert(data.event == -1);
821
822 /* Setup a callback to receive the reply to our greeting */
823 qemu_chr_fe_set_handlers(&be, char_socket_can_read,
824 char_socket_read,
825 char_socket_event, NULL,
826 &data, NULL, true);
827 g_assert(data.event == CHR_EVENT_OPENED);
828 data.event = -1;
829
830 /* Wait for the client to go away */
831 while (data.event == -1) {
832 main_loop_wait(false);
833 }
834 g_assert(!object_property_get_bool(OBJECT(chr), "connected", &error_abort));
835 g_assert(data.event == CHR_EVENT_CLOSED);
836 g_assert(data.got_pong);
837
838 qemu_thread_join(&thread);
839
840 if (!reconnected) {
841 reconnected = true;
842 goto reconnect;
843 }
844
845 qapi_free_SocketAddress(addr);
846 object_unparent(OBJECT(chr));
847 g_free(optstr);
848 g_unsetenv("QTEST_SILENT_ERRORS");
849}
850
851
852static gpointer
853char_socket_client_server_thread(gpointer data)
854{
855 QIOChannelSocket *ioc = data;
856 QIOChannelSocket *cioc;
857
858 cioc = qio_channel_socket_accept(ioc, &error_abort);
859 g_assert_nonnull(cioc);
860
861 char_socket_ping_pong(QIO_CHANNEL(cioc));
862
863 return NULL;
864}
865
866
867typedef struct {
868 SocketAddress *addr;
869 const char *reconnect;
870 bool wait_connected;
871 bool fd_pass;
872} CharSocketClientTestConfig;
873
874
875static void char_socket_client_test(gconstpointer opaque)
876{
877 const CharSocketClientTestConfig *config = opaque;
878 QIOChannelSocket *ioc;
879 char *optstr;
880 Chardev *chr;
881 CharBackend be = {0};
882 CharSocketTestData data = {0};
883 SocketAddress *addr;
884 QemuThread thread;
885 int ret;
886 bool reconnected = false;
887 QemuOpts *opts;
888
889 /*
890 * Setup a listener socket and determine get its address
891 * so we know the TCP port for the client later
892 */
893 ioc = qio_channel_socket_new();
894 g_assert_nonnull(ioc);
4e2d8bf6 895 qio_channel_socket_listen_sync(ioc, config->addr, 1, &error_abort);
9baa6802
DB
896 addr = qio_channel_socket_get_local_address(ioc, &error_abort);
897 g_assert_nonnull(addr);
898
899 /*
900 * Kick off a thread to act as the "remote" client
901 * which just plays ping-pong with us
902 */
903 qemu_thread_create(&thread, "client",
904 char_socket_client_server_thread,
905 ioc, QEMU_THREAD_JOINABLE);
906
907 /*
908 * Populate the chardev address based on what the server
909 * is actually listening on
910 */
911 optstr = char_socket_addr_to_opt_str(addr,
912 config->fd_pass,
913 config->reconnect,
914 false);
915
916 opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"),
917 optstr, true);
918 g_assert_nonnull(opts);
4ad6f6cb 919 chr = qemu_chr_new_from_opts(opts, NULL, &error_abort);
9baa6802
DB
920 qemu_opts_del(opts);
921 g_assert_nonnull(chr);
922
923 if (config->reconnect) {
924 /*
925 * If reconnect is set, the connection will be
926 * established in a background thread and we won't
927 * see the "connected" status updated until we
928 * run the main event loop, or call qemu_chr_wait_connected
929 */
930 g_assert(!object_property_get_bool(OBJECT(chr), "connected",
931 &error_abort));
932 } else {
933 g_assert(object_property_get_bool(OBJECT(chr), "connected",
934 &error_abort));
935 }
936
937 qemu_chr_fe_init(&be, chr, &error_abort);
938
939 reconnect:
940 data.event = -1;
941 qemu_chr_fe_set_handlers(&be, NULL, NULL,
942 char_socket_event, NULL,
943 &data, NULL, true);
944 if (config->reconnect) {
945 g_assert(data.event == -1);
946 } else {
947 g_assert(data.event == CHR_EVENT_OPENED);
948 }
949
950 if (config->wait_connected) {
951 /*
952 * Synchronously wait for the connection to complete
953 * This should be a no-op if reconnect is not set.
954 */
955 qemu_chr_wait_connected(chr, &error_abort);
956 } else {
957 /*
958 * Asynchronously wait for the connection to be reported
959 * as complete when the background thread reports its
960 * status.
961 * The loop will short-circuit if reconnect was set
962 */
963 while (data.event == -1) {
964 main_loop_wait(false);
965 }
966 }
967 g_assert(data.event == CHR_EVENT_OPENED);
968 data.event = -1;
969 g_assert(object_property_get_bool(OBJECT(chr), "connected", &error_abort));
970
971 /* Send a greeting to the server */
972 ret = qemu_chr_fe_write_all(&be, (const uint8_t *)SOCKET_PING,
973 sizeof(SOCKET_PING));
974 g_assert_cmpint(ret, ==, sizeof(SOCKET_PING));
975 g_assert(data.event == -1);
976
977 /* Setup a callback to receive the reply to our greeting */
978 qemu_chr_fe_set_handlers(&be, char_socket_can_read,
979 char_socket_read,
980 char_socket_event, NULL,
981 &data, NULL, true);
982 g_assert(data.event == CHR_EVENT_OPENED);
983 data.event = -1;
984
985 /* Wait for the server to go away */
986 while (data.event == -1) {
987 main_loop_wait(false);
988 }
989 g_assert(data.event == CHR_EVENT_CLOSED);
990 g_assert(!object_property_get_bool(OBJECT(chr), "connected", &error_abort));
991 g_assert(data.got_pong);
992 qemu_thread_join(&thread);
993
994 if (config->reconnect && !reconnected) {
995 reconnected = true;
996 qemu_thread_create(&thread, "client",
997 char_socket_client_server_thread,
998 ioc, QEMU_THREAD_JOINABLE);
999 goto reconnect;
1000 }
1001
1002 object_unref(OBJECT(ioc));
1003 object_unparent(OBJECT(chr));
1004 qapi_free_SocketAddress(addr);
1005 g_free(optstr);
1006}
1007
5b774fe5 1008static void
083b266f 1009count_closed_event(void *opaque, QEMUChrEvent event)
5b774fe5
PB
1010{
1011 int *count = opaque;
1012 if (event == CHR_EVENT_CLOSED) {
1013 (*count)++;
1014 }
1015}
1016
1017static void
1018char_socket_discard_read(void *opaque, const uint8_t *buf, int size)
1019{
1020}
1021
1022static void char_socket_server_two_clients_test(gconstpointer opaque)
1023{
1024 SocketAddress *incoming_addr = (gpointer) opaque;
1025 Chardev *chr;
1026 CharBackend be = {0};
1027 QObject *qaddr;
1028 SocketAddress *addr;
1029 Visitor *v;
1030 char *optstr;
1031 QemuOpts *opts;
1032 QIOChannelSocket *ioc1, *ioc2;
1033 int closed = 0;
1034
1035 g_setenv("QTEST_SILENT_ERRORS", "1", 1);
1036 /*
1037 * We rely on addr containing "nowait", otherwise
1038 * qemu_chr_new() will block until a client connects. We
1039 * can't spawn our client thread though, because until
1040 * qemu_chr_new() returns we don't know what TCP port was
1041 * allocated by the OS
1042 */
1043 optstr = char_socket_addr_to_opt_str(incoming_addr,
1044 false,
1045 NULL,
1046 true);
1047 opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"),
1048 optstr, true);
1049 g_assert_nonnull(opts);
1050 chr = qemu_chr_new_from_opts(opts, NULL, &error_abort);
1051 qemu_opts_del(opts);
1052 g_assert_nonnull(chr);
1053 g_assert(!object_property_get_bool(OBJECT(chr), "connected", &error_abort));
1054
1055 qaddr = object_property_get_qobject(OBJECT(chr), "addr", &error_abort);
1056 g_assert_nonnull(qaddr);
1057
1058 v = qobject_input_visitor_new(qaddr);
1059 visit_type_SocketAddress(v, "addr", &addr, &error_abort);
1060 visit_free(v);
1061 qobject_unref(qaddr);
1062
1063 qemu_chr_fe_init(&be, chr, &error_abort);
1064
1065 qemu_chr_fe_set_handlers(&be, char_socket_can_read, char_socket_discard_read,
1066 count_closed_event, NULL,
1067 &closed, NULL, true);
1068
1069 ioc1 = qio_channel_socket_new();
1070 qio_channel_socket_connect_sync(ioc1, addr, &error_abort);
1071 qemu_chr_wait_connected(chr, &error_abort);
1072
1073 /* switch the chardev to another context */
1074 GMainContext *ctx = g_main_context_new();
1075 qemu_chr_fe_set_handlers(&be, char_socket_can_read, char_socket_discard_read,
1076 count_closed_event, NULL,
1077 &closed, ctx, true);
1078
1079 /* Start a second connection while the first is still connected.
1080 * It will be placed in the listen() backlog, and connect() will
1081 * succeed immediately.
1082 */
1083 ioc2 = qio_channel_socket_new();
1084 qio_channel_socket_connect_sync(ioc2, addr, &error_abort);
1085
1086 object_unref(OBJECT(ioc1));
1087 /* The two connections should now be processed serially. */
1088 while (g_main_context_iteration(ctx, TRUE)) {
1089 if (closed == 1 && ioc2) {
1090 object_unref(OBJECT(ioc2));
1091 ioc2 = NULL;
1092 }
1093 if (closed == 2) {
1094 break;
1095 }
1096 }
1097
1098 qapi_free_SocketAddress(addr);
1099 object_unparent(OBJECT(chr));
1100 g_main_context_unref(ctx);
1101 g_free(optstr);
1102 g_unsetenv("QTEST_SILENT_ERRORS");
1103}
1104
9baa6802 1105
2d18ec29 1106#if defined(HAVE_CHARDEV_SERIAL) && !defined(WIN32)
27d4c378
MAL
1107static void char_serial_test(void)
1108{
1109 QemuOpts *opts;
1110 Chardev *chr;
1111
1112 opts = qemu_opts_create(qemu_find_opts("chardev"), "serial-id",
1113 1, &error_abort);
1114 qemu_opt_set(opts, "backend", "serial", &error_abort);
1115 qemu_opt_set(opts, "path", "/dev/null", &error_abort);
1116
4ad6f6cb 1117 chr = qemu_chr_new_from_opts(opts, NULL, NULL);
27d4c378
MAL
1118 g_assert_nonnull(chr);
1119 /* TODO: add more tests with a pty */
1120 object_unparent(OBJECT(chr));
1121
1122 /* test tty alias */
1123 qemu_opt_set(opts, "backend", "tty", &error_abort);
4ad6f6cb 1124 chr = qemu_chr_new_from_opts(opts, NULL, NULL);
27d4c378
MAL
1125 g_assert_nonnull(chr);
1126 object_unparent(OBJECT(chr));
1127
1128 qemu_opts_del(opts);
1129}
1130#endif
1131
ae69e482
AN
1132#ifndef _WIN32
1133static void char_file_fifo_test(void)
9dbaa4ce 1134{
ae69e482
AN
1135 Chardev *chr;
1136 CharBackend be;
9dbaa4ce 1137 char *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL);
ae69e482 1138 char *fifo = g_build_filename(tmp_path, "fifo", NULL);
9dbaa4ce 1139 char *out = g_build_filename(tmp_path, "out", NULL);
ae69e482
AN
1140 ChardevFile file = { .in = fifo,
1141 .has_in = true,
1142 .out = out };
9dbaa4ce
MAL
1143 ChardevBackend backend = { .type = CHARDEV_BACKEND_KIND_FILE,
1144 .u.file.data = &file };
ae69e482
AN
1145 FeHandler fe = { 0, };
1146 int fd, ret;
1147
1148 if (mkfifo(fifo, 0600) < 0) {
1149 abort();
1150 }
1151
1152 fd = open(fifo, O_RDWR);
1153 ret = write(fd, "fifo-in", 8);
1154 g_assert_cmpint(ret, ==, 8);
1155
1156 chr = qemu_chardev_new("label-file", TYPE_CHARDEV_FILE, &backend,
4ad6f6cb 1157 NULL, &error_abort);
ae69e482
AN
1158
1159 qemu_chr_fe_init(&be, chr, &error_abort);
1160 qemu_chr_fe_set_handlers(&be,
1161 fe_can_read,
1162 fe_read,
1163 fe_event,
1164 NULL,
1165 &fe, NULL, true);
1166
1167 g_assert_cmpint(fe.last_event, !=, CHR_EVENT_BREAK);
1168 qmp_chardev_send_break("label-foo", NULL);
1169 g_assert_cmpint(fe.last_event, !=, CHR_EVENT_BREAK);
1170 qmp_chardev_send_break("label-file", NULL);
1171 g_assert_cmpint(fe.last_event, ==, CHR_EVENT_BREAK);
1172
1173 main_loop();
1174
1175 close(fd);
1176
1177 g_assert_cmpint(fe.read_count, ==, 8);
1178 g_assert_cmpstr(fe.read_buf, ==, "fifo-in");
1179
1180 qemu_chr_fe_deinit(&be, true);
1181
1182 g_unlink(fifo);
1183 g_free(fifo);
1184 g_unlink(out);
1185 g_free(out);
1186 g_rmdir(tmp_path);
1187 g_free(tmp_path);
1188}
1189#endif
1190
1191static void char_file_test_internal(Chardev *ext_chr, const char *filepath)
1192{
1193 char *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL);
1194 char *out;
9dbaa4ce 1195 Chardev *chr;
ae69e482
AN
1196 char *contents = NULL;
1197 ChardevFile file = {};
1198 ChardevBackend backend = { .type = CHARDEV_BACKEND_KIND_FILE,
1199 .u.file.data = &file };
9dbaa4ce
MAL
1200 gsize length;
1201 int ret;
1202
ae69e482
AN
1203 if (ext_chr) {
1204 chr = ext_chr;
1205 out = g_strdup(filepath);
1206 file.out = out;
1207 } else {
1208 out = g_build_filename(tmp_path, "out", NULL);
1209 file.out = out;
1210 chr = qemu_chardev_new(NULL, TYPE_CHARDEV_FILE, &backend,
4ad6f6cb 1211 NULL, &error_abort);
ae69e482 1212 }
9dbaa4ce
MAL
1213 ret = qemu_chr_write_all(chr, (uint8_t *)"hello!", 6);
1214 g_assert_cmpint(ret, ==, 6);
9dbaa4ce
MAL
1215
1216 ret = g_file_get_contents(out, &contents, &length, NULL);
1217 g_assert(ret == TRUE);
1218 g_assert_cmpint(length, ==, 6);
1219 g_assert(strncmp(contents, "hello!", 6) == 0);
9dbaa4ce 1220
ae69e482
AN
1221 if (!ext_chr) {
1222 object_unref(OBJECT(chr));
1223 g_unlink(out);
9dbaa4ce 1224 }
ae69e482 1225 g_free(contents);
9dbaa4ce
MAL
1226 g_rmdir(tmp_path);
1227 g_free(tmp_path);
1228 g_free(out);
1229}
1230
ae69e482
AN
1231static void char_file_test(void)
1232{
1233 char_file_test_internal(NULL, NULL);
1234}
1235
ea3af47d
MAL
1236static void char_null_test(void)
1237{
1238 Error *err = NULL;
0ec7b3e7 1239 Chardev *chr;
ea3af47d
MAL
1240 CharBackend be;
1241 int ret;
1242
1243 chr = qemu_chr_find("label-null");
1244 g_assert_null(chr);
1245
4ad6f6cb 1246 chr = qemu_chr_new("label-null", "null", NULL);
ea3af47d
MAL
1247 chr = qemu_chr_find("label-null");
1248 g_assert_nonnull(chr);
1249
1250 g_assert(qemu_chr_has_feature(chr,
1251 QEMU_CHAR_FEATURE_FD_PASS) == false);
1252 g_assert(qemu_chr_has_feature(chr,
1253 QEMU_CHAR_FEATURE_RECONNECTABLE) == false);
1254
1255 /* check max avail */
1256 qemu_chr_fe_init(&be, chr, &error_abort);
1257 qemu_chr_fe_init(&be, chr, &err);
1258 error_free_or_abort(&err);
1259
1260 /* deinit & reinit */
1ce2610c 1261 qemu_chr_fe_deinit(&be, false);
ea3af47d
MAL
1262 qemu_chr_fe_init(&be, chr, &error_abort);
1263
1264 qemu_chr_fe_set_open(&be, true);
1265
1266 qemu_chr_fe_set_handlers(&be,
1267 fe_can_read,
1268 fe_read,
1269 fe_event,
81517ba3 1270 NULL,
39ab61c6 1271 NULL, NULL, true);
ea3af47d
MAL
1272
1273 ret = qemu_chr_fe_write(&be, (void *)"buf", 4);
1274 g_assert_cmpint(ret, ==, 4);
1275
1ce2610c 1276 qemu_chr_fe_deinit(&be, true);
ea3af47d
MAL
1277}
1278
1279static void char_invalid_test(void)
1280{
0ec7b3e7 1281 Chardev *chr;
0bf62dc8 1282 g_setenv("QTEST_SILENT_ERRORS", "1", 1);
4ad6f6cb 1283 chr = qemu_chr_new("label-invalid", "invalid", NULL);
ea3af47d 1284 g_assert_null(chr);
0bf62dc8 1285 g_unsetenv("QTEST_SILENT_ERRORS");
ea3af47d
MAL
1286}
1287
7b5a9e45
AN
1288static int chardev_change(void *opaque)
1289{
1290 return 0;
1291}
1292
1293static int chardev_change_denied(void *opaque)
1294{
1295 return -1;
1296}
1297
1298static void char_hotswap_test(void)
1299{
1300 char *chr_args;
1301 Chardev *chr;
1302 CharBackend be;
1303
1304 gchar *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL);
1305 char *filename = g_build_filename(tmp_path, "file", NULL);
1306 ChardevFile file = { .out = filename };
1307 ChardevBackend backend = { .type = CHARDEV_BACKEND_KIND_FILE,
1308 .u.file.data = &file };
1309 ChardevReturn *ret;
1310
1311 int port;
1312 int sock = make_udp_socket(&port);
1313 g_assert_cmpint(sock, >, 0);
1314
1315 chr_args = g_strdup_printf("udp:127.0.0.1:%d", port);
1316
4ad6f6cb 1317 chr = qemu_chr_new("chardev", chr_args, NULL);
7b5a9e45
AN
1318 qemu_chr_fe_init(&be, chr, &error_abort);
1319
1320 /* check that chardev operates correctly */
1321 char_udp_test_internal(chr, sock);
1322
1323 /* set the handler that denies the hotswap */
1324 qemu_chr_fe_set_handlers(&be, NULL, NULL,
1325 NULL, chardev_change_denied, NULL, NULL, true);
1326
1327 /* now, change is denied and has to keep the old backend operating */
1328 ret = qmp_chardev_change("chardev", &backend, NULL);
1329 g_assert(!ret);
1330 g_assert(be.chr == chr);
1331
1332 char_udp_test_internal(chr, sock);
1333
1334 /* now allow the change */
1335 qemu_chr_fe_set_handlers(&be, NULL, NULL,
1336 NULL, chardev_change, NULL, NULL, true);
1337
1338 /* has to succeed now */
1339 ret = qmp_chardev_change("chardev", &backend, &error_abort);
1340 g_assert(be.chr != chr);
1341
1342 close(sock);
1343 chr = be.chr;
1344
1345 /* run the file chardev test */
1346 char_file_test_internal(chr, filename);
1347
1348 object_unparent(OBJECT(chr));
1349
1350 qapi_free_ChardevReturn(ret);
1351 g_unlink(filename);
1352 g_free(filename);
1353 g_rmdir(tmp_path);
1354 g_free(tmp_path);
1355 g_free(chr_args);
1356}
1357
0c9956f8
PB
1358static SocketAddress tcpaddr = {
1359 .type = SOCKET_ADDRESS_TYPE_INET,
1360 .u.inet.host = (char *)"127.0.0.1",
1361 .u.inet.port = (char *)"0",
1362};
1363#ifndef WIN32
1364static SocketAddress unixaddr = {
1365 .type = SOCKET_ADDRESS_TYPE_UNIX,
1366 .u.q_unix.path = (char *)"test-char.sock",
1367};
1368#endif
1369
ea3af47d
MAL
1370int main(int argc, char **argv)
1371{
e7b6ba41
MAL
1372 bool has_ipv4, has_ipv6;
1373
a86c83d7 1374 qemu_init_main_loop(&error_abort);
d47fb5d1 1375 socket_init();
a86c83d7 1376
ea3af47d
MAL
1377 g_test_init(&argc, &argv, NULL);
1378
e7b6ba41 1379 if (socket_check_protocol_support(&has_ipv4, &has_ipv6) < 0) {
a4eb74a6
MAL
1380 g_printerr("socket_check_protocol_support() failed\n");
1381 goto end;
e7b6ba41
MAL
1382 }
1383
ea3af47d
MAL
1384 module_call_init(MODULE_INIT_QOM);
1385 qemu_add_opts(&qemu_chardev_opts);
1386
1387 g_test_add_func("/char/null", char_null_test);
1388 g_test_add_func("/char/invalid", char_invalid_test);
1389 g_test_add_func("/char/ringbuf", char_ringbuf_test);
1390 g_test_add_func("/char/mux", char_mux_test);
79c8db5a
MAL
1391#ifdef _WIN32
1392 g_test_add_func("/char/console/subprocess", char_console_test_subprocess);
1393 g_test_add_func("/char/console", char_console_test);
1394#endif
ea3af47d
MAL
1395 g_test_add_func("/char/stdio/subprocess", char_stdio_test_subprocess);
1396 g_test_add_func("/char/stdio", char_stdio_test);
a86c83d7
MAL
1397#ifndef _WIN32
1398 g_test_add_func("/char/pipe", char_pipe_test);
1399#endif
9dbaa4ce 1400 g_test_add_func("/char/file", char_file_test);
ae69e482
AN
1401#ifndef _WIN32
1402 g_test_add_func("/char/file-fifo", char_file_fifo_test);
1403#endif
9baa6802 1404
9baa6802 1405#define SOCKET_SERVER_TEST(name, addr) \
0c9956f8 1406 static CharSocketServerTestConfig server1 ## name = \
9baa6802 1407 { addr, false, false }; \
0c9956f8 1408 static CharSocketServerTestConfig server2 ## name = \
9baa6802 1409 { addr, true, false }; \
0c9956f8 1410 static CharSocketServerTestConfig server3 ## name = \
9baa6802 1411 { addr, false, true }; \
0c9956f8 1412 static CharSocketServerTestConfig server4 ## name = \
9baa6802
DB
1413 { addr, true, true }; \
1414 g_test_add_data_func("/char/socket/server/mainloop/" # name, \
1415 &server1 ##name, char_socket_server_test); \
1416 g_test_add_data_func("/char/socket/server/wait-conn/" # name, \
1417 &server2 ##name, char_socket_server_test); \
1418 g_test_add_data_func("/char/socket/server/mainloop-fdpass/" # name, \
1419 &server3 ##name, char_socket_server_test); \
1420 g_test_add_data_func("/char/socket/server/wait-conn-fdpass/" # name, \
1421 &server4 ##name, char_socket_server_test)
1422
1423#define SOCKET_CLIENT_TEST(name, addr) \
0c9956f8 1424 static CharSocketClientTestConfig client1 ## name = \
9baa6802 1425 { addr, NULL, false, false }; \
0c9956f8 1426 static CharSocketClientTestConfig client2 ## name = \
9baa6802 1427 { addr, NULL, true, false }; \
0c9956f8 1428 static CharSocketClientTestConfig client3 ## name = \
9baa6802 1429 { addr, ",reconnect=1", false }; \
0c9956f8 1430 static CharSocketClientTestConfig client4 ## name = \
9baa6802 1431 { addr, ",reconnect=1", true }; \
0c9956f8 1432 static CharSocketClientTestConfig client5 ## name = \
9baa6802 1433 { addr, NULL, false, true }; \
0c9956f8 1434 static CharSocketClientTestConfig client6 ## name = \
9baa6802
DB
1435 { addr, NULL, true, true }; \
1436 g_test_add_data_func("/char/socket/client/mainloop/" # name, \
1437 &client1 ##name, char_socket_client_test); \
1438 g_test_add_data_func("/char/socket/client/wait-conn/" # name, \
1439 &client2 ##name, char_socket_client_test); \
1440 g_test_add_data_func("/char/socket/client/mainloop-reconnect/" # name, \
1441 &client3 ##name, char_socket_client_test); \
1442 g_test_add_data_func("/char/socket/client/wait-conn-reconnect/" # name, \
1443 &client4 ##name, char_socket_client_test); \
1444 g_test_add_data_func("/char/socket/client/mainloop-fdpass/" # name, \
1445 &client5 ##name, char_socket_client_test); \
1446 g_test_add_data_func("/char/socket/client/wait-conn-fdpass/" # name, \
1447 &client6 ##name, char_socket_client_test)
1448
e7b6ba41
MAL
1449 if (has_ipv4) {
1450 SOCKET_SERVER_TEST(tcp, &tcpaddr);
1451 SOCKET_CLIENT_TEST(tcp, &tcpaddr);
1452 g_test_add_data_func("/char/socket/server/two-clients/tcp", &tcpaddr,
1453 char_socket_server_two_clients_test);
1454 }
9baa6802
DB
1455#ifndef WIN32
1456 SOCKET_SERVER_TEST(unix, &unixaddr);
1457 SOCKET_CLIENT_TEST(unix, &unixaddr);
5b774fe5
PB
1458 g_test_add_data_func("/char/socket/server/two-clients/unix", &unixaddr,
1459 char_socket_server_two_clients_test);
9baa6802
DB
1460#endif
1461
bb149048 1462 g_test_add_func("/char/udp", char_udp_test);
2d18ec29 1463#if defined(HAVE_CHARDEV_SERIAL) && !defined(WIN32)
27d4c378
MAL
1464 g_test_add_func("/char/serial", char_serial_test);
1465#endif
7b5a9e45 1466 g_test_add_func("/char/hotswap", char_hotswap_test);
125fc4a7 1467 g_test_add_func("/char/websocket", char_websock_test);
ea3af47d 1468
a4eb74a6 1469end:
ea3af47d
MAL
1470 return g_test_run();
1471}