ppc/pnv: Add support for POWER8+ LPC Controller
[qemu.git] / tests / test-io-channel-socket.c
1 /*
2 * QEMU I/O channel sockets test
3 *
4 * Copyright (c) 2015-2016 Red Hat, Inc.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 *
19 */
20
21 #include "qemu/osdep.h"
22 #include "io/channel-socket.h"
23 #include "io/channel-util.h"
24 #include "io-channel-helpers.h"
25 #include "qapi/error.h"
26
27 #ifndef AI_ADDRCONFIG
28 # define AI_ADDRCONFIG 0
29 #endif
30 #ifndef EAI_ADDRFAMILY
31 # define EAI_ADDRFAMILY 0
32 #endif
33
34 static int check_bind(const char *hostname, bool *has_proto)
35 {
36 int fd = -1;
37 struct addrinfo ai, *res = NULL;
38 int rc;
39 int ret = -1;
40
41 memset(&ai, 0, sizeof(ai));
42 ai.ai_flags = AI_CANONNAME | AI_ADDRCONFIG;
43 ai.ai_family = AF_UNSPEC;
44 ai.ai_socktype = SOCK_STREAM;
45
46 /* lookup */
47 rc = getaddrinfo(hostname, NULL, &ai, &res);
48 if (rc != 0) {
49 if (rc == EAI_ADDRFAMILY ||
50 rc == EAI_FAMILY) {
51 *has_proto = false;
52 goto done;
53 }
54 goto cleanup;
55 }
56
57 fd = qemu_socket(res->ai_family, res->ai_socktype, res->ai_protocol);
58 if (fd < 0) {
59 goto cleanup;
60 }
61
62 if (bind(fd, res->ai_addr, res->ai_addrlen) < 0) {
63 if (errno == EADDRNOTAVAIL) {
64 *has_proto = false;
65 goto done;
66 }
67 goto cleanup;
68 }
69
70 *has_proto = true;
71 done:
72 ret = 0;
73
74 cleanup:
75 if (fd != -1) {
76 close(fd);
77 }
78 if (res) {
79 freeaddrinfo(res);
80 }
81 return ret;
82 }
83
84 static int check_protocol_support(bool *has_ipv4, bool *has_ipv6)
85 {
86 if (check_bind("127.0.0.1", has_ipv4) < 0) {
87 return -1;
88 }
89 if (check_bind("::1", has_ipv6) < 0) {
90 return -1;
91 }
92
93 return 0;
94 }
95
96
97 static void test_io_channel_set_socket_bufs(QIOChannel *src,
98 QIOChannel *dst)
99 {
100 int buflen = 64 * 1024;
101
102 /*
103 * Make the socket buffers small so that we see
104 * the effects of partial reads/writes
105 */
106 setsockopt(((QIOChannelSocket *)src)->fd,
107 SOL_SOCKET, SO_SNDBUF,
108 (char *)&buflen,
109 sizeof(buflen));
110
111 setsockopt(((QIOChannelSocket *)dst)->fd,
112 SOL_SOCKET, SO_SNDBUF,
113 (char *)&buflen,
114 sizeof(buflen));
115 }
116
117
118 static void test_io_channel_setup_sync(SocketAddress *listen_addr,
119 SocketAddress *connect_addr,
120 QIOChannel **src,
121 QIOChannel **dst)
122 {
123 QIOChannelSocket *lioc;
124
125 lioc = qio_channel_socket_new();
126 qio_channel_socket_listen_sync(lioc, listen_addr, &error_abort);
127
128 if (listen_addr->type == SOCKET_ADDRESS_KIND_INET) {
129 SocketAddress *laddr = qio_channel_socket_get_local_address(
130 lioc, &error_abort);
131
132 g_free(connect_addr->u.inet.data->port);
133 connect_addr->u.inet.data->port = g_strdup(laddr->u.inet.data->port);
134
135 qapi_free_SocketAddress(laddr);
136 }
137
138 *src = QIO_CHANNEL(qio_channel_socket_new());
139 qio_channel_socket_connect_sync(
140 QIO_CHANNEL_SOCKET(*src), connect_addr, &error_abort);
141 qio_channel_set_delay(*src, false);
142
143 qio_channel_wait(QIO_CHANNEL(lioc), G_IO_IN);
144 *dst = QIO_CHANNEL(qio_channel_socket_accept(lioc, &error_abort));
145 g_assert(*dst);
146
147 test_io_channel_set_socket_bufs(*src, *dst);
148
149 object_unref(OBJECT(lioc));
150 }
151
152
153 struct TestIOChannelData {
154 bool err;
155 GMainLoop *loop;
156 };
157
158
159 static void test_io_channel_complete(QIOTask *task,
160 gpointer opaque)
161 {
162 struct TestIOChannelData *data = opaque;
163 data->err = qio_task_propagate_error(task, NULL);
164 g_main_loop_quit(data->loop);
165 }
166
167
168 static void test_io_channel_setup_async(SocketAddress *listen_addr,
169 SocketAddress *connect_addr,
170 QIOChannel **src,
171 QIOChannel **dst)
172 {
173 QIOChannelSocket *lioc;
174 struct TestIOChannelData data;
175
176 data.loop = g_main_loop_new(g_main_context_default(),
177 TRUE);
178
179 lioc = qio_channel_socket_new();
180 qio_channel_socket_listen_async(
181 lioc, listen_addr,
182 test_io_channel_complete, &data, NULL);
183
184 g_main_loop_run(data.loop);
185 g_main_context_iteration(g_main_context_default(), FALSE);
186
187 g_assert(!data.err);
188
189 if (listen_addr->type == SOCKET_ADDRESS_KIND_INET) {
190 SocketAddress *laddr = qio_channel_socket_get_local_address(
191 lioc, &error_abort);
192
193 g_free(connect_addr->u.inet.data->port);
194 connect_addr->u.inet.data->port = g_strdup(laddr->u.inet.data->port);
195
196 qapi_free_SocketAddress(laddr);
197 }
198
199 *src = QIO_CHANNEL(qio_channel_socket_new());
200
201 qio_channel_socket_connect_async(
202 QIO_CHANNEL_SOCKET(*src), connect_addr,
203 test_io_channel_complete, &data, NULL);
204
205 g_main_loop_run(data.loop);
206 g_main_context_iteration(g_main_context_default(), FALSE);
207
208 g_assert(!data.err);
209
210 qio_channel_wait(QIO_CHANNEL(lioc), G_IO_IN);
211 *dst = QIO_CHANNEL(qio_channel_socket_accept(lioc, &error_abort));
212 g_assert(*dst);
213
214 qio_channel_set_delay(*src, false);
215 test_io_channel_set_socket_bufs(*src, *dst);
216
217 object_unref(OBJECT(lioc));
218
219 g_main_loop_unref(data.loop);
220 }
221
222
223 static void test_io_channel(bool async,
224 SocketAddress *listen_addr,
225 SocketAddress *connect_addr,
226 bool passFD)
227 {
228 QIOChannel *src, *dst;
229 QIOChannelTest *test;
230 if (async) {
231 test_io_channel_setup_async(listen_addr, connect_addr, &src, &dst);
232
233 g_assert(!passFD ||
234 qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS));
235 g_assert(!passFD ||
236 qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS));
237 g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_SHUTDOWN));
238 g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_SHUTDOWN));
239
240 test = qio_channel_test_new();
241 qio_channel_test_run_threads(test, true, src, dst);
242 qio_channel_test_validate(test);
243
244 object_unref(OBJECT(src));
245 object_unref(OBJECT(dst));
246
247 test_io_channel_setup_async(listen_addr, connect_addr, &src, &dst);
248
249 g_assert(!passFD ||
250 qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS));
251 g_assert(!passFD ||
252 qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS));
253 g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_SHUTDOWN));
254 g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_SHUTDOWN));
255
256 test = qio_channel_test_new();
257 qio_channel_test_run_threads(test, false, src, dst);
258 qio_channel_test_validate(test);
259
260 object_unref(OBJECT(src));
261 object_unref(OBJECT(dst));
262 } else {
263 test_io_channel_setup_sync(listen_addr, connect_addr, &src, &dst);
264
265 g_assert(!passFD ||
266 qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS));
267 g_assert(!passFD ||
268 qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS));
269 g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_SHUTDOWN));
270 g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_SHUTDOWN));
271
272 test = qio_channel_test_new();
273 qio_channel_test_run_threads(test, true, src, dst);
274 qio_channel_test_validate(test);
275
276 object_unref(OBJECT(src));
277 object_unref(OBJECT(dst));
278
279 test_io_channel_setup_sync(listen_addr, connect_addr, &src, &dst);
280
281 g_assert(!passFD ||
282 qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS));
283 g_assert(!passFD ||
284 qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS));
285 g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_SHUTDOWN));
286 g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_SHUTDOWN));
287
288 test = qio_channel_test_new();
289 qio_channel_test_run_threads(test, false, src, dst);
290 qio_channel_test_validate(test);
291
292 object_unref(OBJECT(src));
293 object_unref(OBJECT(dst));
294 }
295 }
296
297
298 static void test_io_channel_ipv4(bool async)
299 {
300 SocketAddress *listen_addr = g_new0(SocketAddress, 1);
301 SocketAddress *connect_addr = g_new0(SocketAddress, 1);
302
303 listen_addr->type = SOCKET_ADDRESS_KIND_INET;
304 listen_addr->u.inet.data = g_new(InetSocketAddress, 1);
305 *listen_addr->u.inet.data = (InetSocketAddress) {
306 .host = g_strdup("127.0.0.1"),
307 .port = NULL, /* Auto-select */
308 };
309
310 connect_addr->type = SOCKET_ADDRESS_KIND_INET;
311 connect_addr->u.inet.data = g_new(InetSocketAddress, 1);
312 *connect_addr->u.inet.data = (InetSocketAddress) {
313 .host = g_strdup("127.0.0.1"),
314 .port = NULL, /* Filled in later */
315 };
316
317 test_io_channel(async, listen_addr, connect_addr, false);
318
319 qapi_free_SocketAddress(listen_addr);
320 qapi_free_SocketAddress(connect_addr);
321 }
322
323
324 static void test_io_channel_ipv4_sync(void)
325 {
326 return test_io_channel_ipv4(false);
327 }
328
329
330 static void test_io_channel_ipv4_async(void)
331 {
332 return test_io_channel_ipv4(true);
333 }
334
335
336 static void test_io_channel_ipv6(bool async)
337 {
338 SocketAddress *listen_addr = g_new0(SocketAddress, 1);
339 SocketAddress *connect_addr = g_new0(SocketAddress, 1);
340
341 listen_addr->type = SOCKET_ADDRESS_KIND_INET;
342 listen_addr->u.inet.data = g_new(InetSocketAddress, 1);
343 *listen_addr->u.inet.data = (InetSocketAddress) {
344 .host = g_strdup("::1"),
345 .port = NULL, /* Auto-select */
346 };
347
348 connect_addr->type = SOCKET_ADDRESS_KIND_INET;
349 connect_addr->u.inet.data = g_new(InetSocketAddress, 1);
350 *connect_addr->u.inet.data = (InetSocketAddress) {
351 .host = g_strdup("::1"),
352 .port = NULL, /* Filled in later */
353 };
354
355 test_io_channel(async, listen_addr, connect_addr, false);
356
357 qapi_free_SocketAddress(listen_addr);
358 qapi_free_SocketAddress(connect_addr);
359 }
360
361
362 static void test_io_channel_ipv6_sync(void)
363 {
364 return test_io_channel_ipv6(false);
365 }
366
367
368 static void test_io_channel_ipv6_async(void)
369 {
370 return test_io_channel_ipv6(true);
371 }
372
373
374 #ifndef _WIN32
375 static void test_io_channel_unix(bool async)
376 {
377 SocketAddress *listen_addr = g_new0(SocketAddress, 1);
378 SocketAddress *connect_addr = g_new0(SocketAddress, 1);
379
380 #define TEST_SOCKET "test-io-channel-socket.sock"
381 listen_addr->type = SOCKET_ADDRESS_KIND_UNIX;
382 listen_addr->u.q_unix.data = g_new0(UnixSocketAddress, 1);
383 listen_addr->u.q_unix.data->path = g_strdup(TEST_SOCKET);
384
385 connect_addr->type = SOCKET_ADDRESS_KIND_UNIX;
386 connect_addr->u.q_unix.data = g_new0(UnixSocketAddress, 1);
387 connect_addr->u.q_unix.data->path = g_strdup(TEST_SOCKET);
388
389 test_io_channel(async, listen_addr, connect_addr, true);
390
391 qapi_free_SocketAddress(listen_addr);
392 qapi_free_SocketAddress(connect_addr);
393 g_assert(g_file_test(TEST_SOCKET, G_FILE_TEST_EXISTS) == FALSE);
394 }
395
396
397 static void test_io_channel_unix_sync(void)
398 {
399 return test_io_channel_unix(false);
400 }
401
402
403 static void test_io_channel_unix_async(void)
404 {
405 return test_io_channel_unix(true);
406 }
407
408 static void test_io_channel_unix_fd_pass(void)
409 {
410 SocketAddress *listen_addr = g_new0(SocketAddress, 1);
411 SocketAddress *connect_addr = g_new0(SocketAddress, 1);
412 QIOChannel *src, *dst;
413 int testfd;
414 int fdsend[3];
415 int *fdrecv = NULL;
416 size_t nfdrecv = 0;
417 size_t i;
418 char bufsend[12], bufrecv[12];
419 struct iovec iosend[1], iorecv[1];
420
421 #define TEST_SOCKET "test-io-channel-socket.sock"
422 #define TEST_FILE "test-io-channel-socket.txt"
423
424 testfd = open(TEST_FILE, O_RDWR|O_TRUNC|O_CREAT, 0700);
425 g_assert(testfd != -1);
426 fdsend[0] = testfd;
427 fdsend[1] = testfd;
428 fdsend[2] = testfd;
429
430 listen_addr->type = SOCKET_ADDRESS_KIND_UNIX;
431 listen_addr->u.q_unix.data = g_new0(UnixSocketAddress, 1);
432 listen_addr->u.q_unix.data->path = g_strdup(TEST_SOCKET);
433
434 connect_addr->type = SOCKET_ADDRESS_KIND_UNIX;
435 connect_addr->u.q_unix.data = g_new0(UnixSocketAddress, 1);
436 connect_addr->u.q_unix.data->path = g_strdup(TEST_SOCKET);
437
438 test_io_channel_setup_sync(listen_addr, connect_addr, &src, &dst);
439
440 memcpy(bufsend, "Hello World", G_N_ELEMENTS(bufsend));
441
442 iosend[0].iov_base = bufsend;
443 iosend[0].iov_len = G_N_ELEMENTS(bufsend);
444
445 iorecv[0].iov_base = bufrecv;
446 iorecv[0].iov_len = G_N_ELEMENTS(bufrecv);
447
448 g_assert(qio_channel_has_feature(src, QIO_CHANNEL_FEATURE_FD_PASS));
449 g_assert(qio_channel_has_feature(dst, QIO_CHANNEL_FEATURE_FD_PASS));
450
451 qio_channel_writev_full(src,
452 iosend,
453 G_N_ELEMENTS(iosend),
454 fdsend,
455 G_N_ELEMENTS(fdsend),
456 &error_abort);
457
458 qio_channel_readv_full(dst,
459 iorecv,
460 G_N_ELEMENTS(iorecv),
461 &fdrecv,
462 &nfdrecv,
463 &error_abort);
464
465 g_assert(nfdrecv == G_N_ELEMENTS(fdsend));
466 /* Each recvd FD should be different from sent FD */
467 for (i = 0; i < nfdrecv; i++) {
468 g_assert_cmpint(fdrecv[i], !=, testfd);
469 }
470 /* Each recvd FD should be different from each other */
471 g_assert_cmpint(fdrecv[0], !=, fdrecv[1]);
472 g_assert_cmpint(fdrecv[0], !=, fdrecv[2]);
473 g_assert_cmpint(fdrecv[1], !=, fdrecv[2]);
474
475 /* Check the I/O buf we sent at the same time matches */
476 g_assert(memcmp(bufsend, bufrecv, G_N_ELEMENTS(bufsend)) == 0);
477
478 /* Write some data into the FD we received */
479 g_assert(write(fdrecv[0], bufsend, G_N_ELEMENTS(bufsend)) ==
480 G_N_ELEMENTS(bufsend));
481
482 /* Read data from the original FD and make sure it matches */
483 memset(bufrecv, 0, G_N_ELEMENTS(bufrecv));
484 g_assert(lseek(testfd, 0, SEEK_SET) == 0);
485 g_assert(read(testfd, bufrecv, G_N_ELEMENTS(bufrecv)) ==
486 G_N_ELEMENTS(bufrecv));
487 g_assert(memcmp(bufsend, bufrecv, G_N_ELEMENTS(bufsend)) == 0);
488
489 object_unref(OBJECT(src));
490 object_unref(OBJECT(dst));
491 qapi_free_SocketAddress(listen_addr);
492 qapi_free_SocketAddress(connect_addr);
493 unlink(TEST_SOCKET);
494 unlink(TEST_FILE);
495 close(testfd);
496 for (i = 0; i < nfdrecv; i++) {
497 close(fdrecv[i]);
498 }
499 g_free(fdrecv);
500 }
501
502 static void test_io_channel_unix_listen_cleanup(void)
503 {
504 QIOChannelSocket *ioc;
505 struct sockaddr_un un;
506 int sock;
507
508 #define TEST_SOCKET "test-io-channel-socket.sock"
509
510 ioc = qio_channel_socket_new();
511
512 /* Manually bind ioc without calling the qio api to avoid setting
513 * the LISTEN feature */
514 sock = qemu_socket(PF_UNIX, SOCK_STREAM, 0);
515 memset(&un, 0, sizeof(un));
516 un.sun_family = AF_UNIX;
517 snprintf(un.sun_path, sizeof(un.sun_path), "%s", TEST_SOCKET);
518 unlink(TEST_SOCKET);
519 bind(sock, (struct sockaddr *)&un, sizeof(un));
520 ioc->fd = sock;
521 ioc->localAddrLen = sizeof(ioc->localAddr);
522 getsockname(sock, (struct sockaddr *)&ioc->localAddr,
523 &ioc->localAddrLen);
524
525 g_assert(g_file_test(TEST_SOCKET, G_FILE_TEST_EXISTS));
526 object_unref(OBJECT(ioc));
527 g_assert(g_file_test(TEST_SOCKET, G_FILE_TEST_EXISTS));
528
529 unlink(TEST_SOCKET);
530 }
531
532 #endif /* _WIN32 */
533
534
535 static void test_io_channel_ipv4_fd(void)
536 {
537 QIOChannel *ioc;
538 int fd = -1;
539 struct sockaddr_in sa = {
540 .sin_family = AF_INET,
541 .sin_addr = {
542 .s_addr = htonl(INADDR_LOOPBACK),
543 }
544 /* Leave port unset for auto-assign */
545 };
546 socklen_t salen = sizeof(sa);
547
548 fd = socket(AF_INET, SOCK_STREAM, 0);
549 g_assert_cmpint(fd, >, -1);
550
551 g_assert_cmpint(bind(fd, (struct sockaddr *)&sa, salen), ==, 0);
552
553 ioc = qio_channel_new_fd(fd, &error_abort);
554
555 g_assert_cmpstr(object_get_typename(OBJECT(ioc)),
556 ==,
557 TYPE_QIO_CHANNEL_SOCKET);
558
559 object_unref(OBJECT(ioc));
560 }
561
562
563 int main(int argc, char **argv)
564 {
565 bool has_ipv4, has_ipv6;
566
567 module_call_init(MODULE_INIT_QOM);
568 socket_init();
569
570 g_test_init(&argc, &argv, NULL);
571
572 /* We're creating actual IPv4/6 sockets, so we should
573 * check if the host running tests actually supports
574 * each protocol to avoid breaking tests on machines
575 * with either IPv4 or IPv6 disabled.
576 */
577 if (check_protocol_support(&has_ipv4, &has_ipv6) < 0) {
578 return 1;
579 }
580
581 if (has_ipv4) {
582 g_test_add_func("/io/channel/socket/ipv4-sync",
583 test_io_channel_ipv4_sync);
584 g_test_add_func("/io/channel/socket/ipv4-async",
585 test_io_channel_ipv4_async);
586 g_test_add_func("/io/channel/socket/ipv4-fd",
587 test_io_channel_ipv4_fd);
588 }
589 if (has_ipv6) {
590 g_test_add_func("/io/channel/socket/ipv6-sync",
591 test_io_channel_ipv6_sync);
592 g_test_add_func("/io/channel/socket/ipv6-async",
593 test_io_channel_ipv6_async);
594 }
595
596 #ifndef _WIN32
597 g_test_add_func("/io/channel/socket/unix-sync",
598 test_io_channel_unix_sync);
599 g_test_add_func("/io/channel/socket/unix-async",
600 test_io_channel_unix_async);
601 g_test_add_func("/io/channel/socket/unix-fd-pass",
602 test_io_channel_unix_fd_pass);
603 g_test_add_func("/io/channel/socket/unix-listen-cleanup",
604 test_io_channel_unix_listen_cleanup);
605 #endif /* _WIN32 */
606
607 return g_test_run();
608 }