keep the PID file locked for the lifetime of the process
[qemu.git] / ui / spice-core.c
1 /*
2 * Copyright (C) 2010 Red Hat, Inc.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 or
7 * (at your option) version 3 of the License.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #include <spice.h>
19 #include <spice-experimental.h>
20
21 #include <netdb.h>
22
23 #include "qemu-common.h"
24 #include "qemu-spice.h"
25 #include "qemu-thread.h"
26 #include "qemu-timer.h"
27 #include "qemu-queue.h"
28 #include "qemu-x509.h"
29 #include "qemu_socket.h"
30 #include "qmp-commands.h"
31 #include "qint.h"
32 #include "qbool.h"
33 #include "qstring.h"
34 #include "qjson.h"
35 #include "notify.h"
36 #include "migration.h"
37 #include "monitor.h"
38 #include "hw/hw.h"
39
40 /* core bits */
41
42 static SpiceServer *spice_server;
43 static Notifier migration_state;
44 static const char *auth = "spice";
45 static char *auth_passwd;
46 static time_t auth_expires = TIME_MAX;
47 int using_spice = 0;
48
49 static QemuThread me;
50
51 struct SpiceTimer {
52 QEMUTimer *timer;
53 QTAILQ_ENTRY(SpiceTimer) next;
54 };
55 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers);
56
57 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque)
58 {
59 SpiceTimer *timer;
60
61 timer = g_malloc0(sizeof(*timer));
62 timer->timer = qemu_new_timer_ms(rt_clock, func, opaque);
63 QTAILQ_INSERT_TAIL(&timers, timer, next);
64 return timer;
65 }
66
67 static void timer_start(SpiceTimer *timer, uint32_t ms)
68 {
69 qemu_mod_timer(timer->timer, qemu_get_clock_ms(rt_clock) + ms);
70 }
71
72 static void timer_cancel(SpiceTimer *timer)
73 {
74 qemu_del_timer(timer->timer);
75 }
76
77 static void timer_remove(SpiceTimer *timer)
78 {
79 qemu_del_timer(timer->timer);
80 qemu_free_timer(timer->timer);
81 QTAILQ_REMOVE(&timers, timer, next);
82 g_free(timer);
83 }
84
85 struct SpiceWatch {
86 int fd;
87 int event_mask;
88 SpiceWatchFunc func;
89 void *opaque;
90 QTAILQ_ENTRY(SpiceWatch) next;
91 };
92 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches);
93
94 static void watch_read(void *opaque)
95 {
96 SpiceWatch *watch = opaque;
97 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque);
98 }
99
100 static void watch_write(void *opaque)
101 {
102 SpiceWatch *watch = opaque;
103 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque);
104 }
105
106 static void watch_update_mask(SpiceWatch *watch, int event_mask)
107 {
108 IOHandler *on_read = NULL;
109 IOHandler *on_write = NULL;
110
111 watch->event_mask = event_mask;
112 if (watch->event_mask & SPICE_WATCH_EVENT_READ) {
113 on_read = watch_read;
114 }
115 if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) {
116 on_write = watch_write;
117 }
118 qemu_set_fd_handler(watch->fd, on_read, on_write, watch);
119 }
120
121 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque)
122 {
123 SpiceWatch *watch;
124
125 watch = g_malloc0(sizeof(*watch));
126 watch->fd = fd;
127 watch->func = func;
128 watch->opaque = opaque;
129 QTAILQ_INSERT_TAIL(&watches, watch, next);
130
131 watch_update_mask(watch, event_mask);
132 return watch;
133 }
134
135 static void watch_remove(SpiceWatch *watch)
136 {
137 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL);
138 QTAILQ_REMOVE(&watches, watch, next);
139 g_free(watch);
140 }
141
142 #if SPICE_INTERFACE_CORE_MINOR >= 3
143
144 typedef struct ChannelList ChannelList;
145 struct ChannelList {
146 SpiceChannelEventInfo *info;
147 QTAILQ_ENTRY(ChannelList) link;
148 };
149 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list);
150
151 static void channel_list_add(SpiceChannelEventInfo *info)
152 {
153 ChannelList *item;
154
155 item = g_malloc0(sizeof(*item));
156 item->info = info;
157 QTAILQ_INSERT_TAIL(&channel_list, item, link);
158 }
159
160 static void channel_list_del(SpiceChannelEventInfo *info)
161 {
162 ChannelList *item;
163
164 QTAILQ_FOREACH(item, &channel_list, link) {
165 if (item->info != info) {
166 continue;
167 }
168 QTAILQ_REMOVE(&channel_list, item, link);
169 g_free(item);
170 return;
171 }
172 }
173
174 static void add_addr_info(QDict *dict, struct sockaddr *addr, int len)
175 {
176 char host[NI_MAXHOST], port[NI_MAXSERV];
177 const char *family;
178
179 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port),
180 NI_NUMERICHOST | NI_NUMERICSERV);
181 family = inet_strfamily(addr->sa_family);
182
183 qdict_put(dict, "host", qstring_from_str(host));
184 qdict_put(dict, "port", qstring_from_str(port));
185 qdict_put(dict, "family", qstring_from_str(family));
186 }
187
188 static void add_channel_info(QDict *dict, SpiceChannelEventInfo *info)
189 {
190 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
191
192 qdict_put(dict, "connection-id", qint_from_int(info->connection_id));
193 qdict_put(dict, "channel-type", qint_from_int(info->type));
194 qdict_put(dict, "channel-id", qint_from_int(info->id));
195 qdict_put(dict, "tls", qbool_from_int(tls));
196 }
197
198 static void channel_event(int event, SpiceChannelEventInfo *info)
199 {
200 static const int qevent[] = {
201 [ SPICE_CHANNEL_EVENT_CONNECTED ] = QEVENT_SPICE_CONNECTED,
202 [ SPICE_CHANNEL_EVENT_INITIALIZED ] = QEVENT_SPICE_INITIALIZED,
203 [ SPICE_CHANNEL_EVENT_DISCONNECTED ] = QEVENT_SPICE_DISCONNECTED,
204 };
205 QDict *server, *client;
206 QObject *data;
207
208 /*
209 * Spice server might have called us from spice worker thread
210 * context (happens on display channel disconnects). Spice should
211 * not do that. It isn't that easy to fix it in spice and even
212 * when it is fixed we still should cover the already released
213 * spice versions. So detect that we've been called from another
214 * thread and grab the iothread lock if so before calling qemu
215 * functions.
216 */
217 bool need_lock = !qemu_thread_is_self(&me);
218 if (need_lock) {
219 qemu_mutex_lock_iothread();
220 }
221
222 client = qdict_new();
223 add_addr_info(client, &info->paddr, info->plen);
224
225 server = qdict_new();
226 add_addr_info(server, &info->laddr, info->llen);
227
228 if (event == SPICE_CHANNEL_EVENT_INITIALIZED) {
229 qdict_put(server, "auth", qstring_from_str(auth));
230 add_channel_info(client, info);
231 channel_list_add(info);
232 }
233 if (event == SPICE_CHANNEL_EVENT_DISCONNECTED) {
234 channel_list_del(info);
235 }
236
237 data = qobject_from_jsonf("{ 'client': %p, 'server': %p }",
238 QOBJECT(client), QOBJECT(server));
239 monitor_protocol_event(qevent[event], data);
240 qobject_decref(data);
241
242 if (need_lock) {
243 qemu_mutex_unlock_iothread();
244 }
245 }
246
247 #else /* SPICE_INTERFACE_CORE_MINOR >= 3 */
248
249 static QList *channel_list_get(void)
250 {
251 return NULL;
252 }
253
254 #endif /* SPICE_INTERFACE_CORE_MINOR >= 3 */
255
256 static SpiceCoreInterface core_interface = {
257 .base.type = SPICE_INTERFACE_CORE,
258 .base.description = "qemu core services",
259 .base.major_version = SPICE_INTERFACE_CORE_MAJOR,
260 .base.minor_version = SPICE_INTERFACE_CORE_MINOR,
261
262 .timer_add = timer_add,
263 .timer_start = timer_start,
264 .timer_cancel = timer_cancel,
265 .timer_remove = timer_remove,
266
267 .watch_add = watch_add,
268 .watch_update_mask = watch_update_mask,
269 .watch_remove = watch_remove,
270
271 #if SPICE_INTERFACE_CORE_MINOR >= 3
272 .channel_event = channel_event,
273 #endif
274 };
275
276 #ifdef SPICE_INTERFACE_MIGRATION
277 typedef struct SpiceMigration {
278 SpiceMigrateInstance sin;
279 struct {
280 MonitorCompletion *cb;
281 void *opaque;
282 } connect_complete;
283 } SpiceMigration;
284
285 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin);
286
287 static const SpiceMigrateInterface migrate_interface = {
288 .base.type = SPICE_INTERFACE_MIGRATION,
289 .base.description = "migration",
290 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR,
291 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR,
292 .migrate_connect_complete = migrate_connect_complete_cb,
293 .migrate_end_complete = NULL,
294 };
295
296 static SpiceMigration spice_migrate;
297
298 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin)
299 {
300 SpiceMigration *sm = container_of(sin, SpiceMigration, sin);
301 if (sm->connect_complete.cb) {
302 sm->connect_complete.cb(sm->connect_complete.opaque, NULL);
303 }
304 sm->connect_complete.cb = NULL;
305 }
306 #endif
307
308 /* config string parsing */
309
310 static int name2enum(const char *string, const char *table[], int entries)
311 {
312 int i;
313
314 if (string) {
315 for (i = 0; i < entries; i++) {
316 if (!table[i]) {
317 continue;
318 }
319 if (strcmp(string, table[i]) != 0) {
320 continue;
321 }
322 return i;
323 }
324 }
325 return -1;
326 }
327
328 static int parse_name(const char *string, const char *optname,
329 const char *table[], int entries)
330 {
331 int value = name2enum(string, table, entries);
332
333 if (value != -1) {
334 return value;
335 }
336 fprintf(stderr, "spice: invalid %s: %s\n", optname, string);
337 exit(1);
338 }
339
340 static const char *stream_video_names[] = {
341 [ SPICE_STREAM_VIDEO_OFF ] = "off",
342 [ SPICE_STREAM_VIDEO_ALL ] = "all",
343 [ SPICE_STREAM_VIDEO_FILTER ] = "filter",
344 };
345 #define parse_stream_video(_name) \
346 name2enum(_name, stream_video_names, ARRAY_SIZE(stream_video_names))
347
348 static const char *compression_names[] = {
349 [ SPICE_IMAGE_COMPRESS_OFF ] = "off",
350 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz",
351 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz",
352 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic",
353 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz",
354 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz",
355 };
356 #define parse_compression(_name) \
357 parse_name(_name, "image compression", \
358 compression_names, ARRAY_SIZE(compression_names))
359
360 static const char *wan_compression_names[] = {
361 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto",
362 [ SPICE_WAN_COMPRESSION_NEVER ] = "never",
363 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always",
364 };
365 #define parse_wan_compression(_name) \
366 parse_name(_name, "wan compression", \
367 wan_compression_names, ARRAY_SIZE(wan_compression_names))
368
369 /* functions for the rest of qemu */
370
371 static SpiceChannelList *qmp_query_spice_channels(void)
372 {
373 SpiceChannelList *cur_item = NULL, *head = NULL;
374 ChannelList *item;
375
376 QTAILQ_FOREACH(item, &channel_list, link) {
377 SpiceChannelList *chan;
378 char host[NI_MAXHOST], port[NI_MAXSERV];
379
380 chan = g_malloc0(sizeof(*chan));
381 chan->value = g_malloc0(sizeof(*chan->value));
382
383 getnameinfo(&item->info->paddr, item->info->plen,
384 host, sizeof(host), port, sizeof(port),
385 NI_NUMERICHOST | NI_NUMERICSERV);
386 chan->value->host = g_strdup(host);
387 chan->value->port = g_strdup(port);
388 chan->value->family = g_strdup(inet_strfamily(item->info->paddr.sa_family));
389
390 chan->value->connection_id = item->info->connection_id;
391 chan->value->channel_type = item->info->type;
392 chan->value->channel_id = item->info->id;
393 chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
394
395 /* XXX: waiting for the qapi to support GSList */
396 if (!cur_item) {
397 head = cur_item = chan;
398 } else {
399 cur_item->next = chan;
400 cur_item = chan;
401 }
402 }
403
404 return head;
405 }
406
407 SpiceInfo *qmp_query_spice(Error **errp)
408 {
409 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
410 int port, tls_port;
411 const char *addr;
412 SpiceInfo *info;
413 char version_string[20]; /* 12 = |255.255.255\0| is the max */
414
415 info = g_malloc0(sizeof(*info));
416
417 if (!spice_server || !opts) {
418 info->enabled = false;
419 return info;
420 }
421
422 info->enabled = true;
423
424 addr = qemu_opt_get(opts, "addr");
425 port = qemu_opt_get_number(opts, "port", 0);
426 tls_port = qemu_opt_get_number(opts, "tls-port", 0);
427
428 info->has_auth = true;
429 info->auth = g_strdup(auth);
430
431 info->has_host = true;
432 info->host = g_strdup(addr ? addr : "0.0.0.0");
433
434 info->has_compiled_version = true;
435 snprintf(version_string, sizeof(version_string), "%d.%d.%d",
436 (SPICE_SERVER_VERSION & 0xff0000) >> 16,
437 (SPICE_SERVER_VERSION & 0xff00) >> 8,
438 SPICE_SERVER_VERSION & 0xff);
439 info->compiled_version = g_strdup(version_string);
440
441 if (port) {
442 info->has_port = true;
443 info->port = port;
444 }
445 if (tls_port) {
446 info->has_tls_port = true;
447 info->tls_port = tls_port;
448 }
449
450 /* for compatibility with the original command */
451 info->has_channels = true;
452 info->channels = qmp_query_spice_channels();
453
454 return info;
455 }
456
457 static void migration_state_notifier(Notifier *notifier, void *data)
458 {
459 MigrationState *s = data;
460
461 if (migration_is_active(s)) {
462 #ifdef SPICE_INTERFACE_MIGRATION
463 spice_server_migrate_start(spice_server);
464 #endif
465 } else if (migration_has_finished(s)) {
466 #if SPICE_SERVER_VERSION >= 0x000701 /* 0.7.1 */
467 #ifndef SPICE_INTERFACE_MIGRATION
468 spice_server_migrate_switch(spice_server);
469 #else
470 spice_server_migrate_end(spice_server, true);
471 } else if (migration_has_failed(s)) {
472 spice_server_migrate_end(spice_server, false);
473 #endif
474 #endif
475 }
476 }
477
478 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
479 const char *subject,
480 MonitorCompletion *cb, void *opaque)
481 {
482 int ret;
483 #ifdef SPICE_INTERFACE_MIGRATION
484 spice_migrate.connect_complete.cb = cb;
485 spice_migrate.connect_complete.opaque = opaque;
486 ret = spice_server_migrate_connect(spice_server, hostname,
487 port, tls_port, subject);
488 #else
489 ret = spice_server_migrate_info(spice_server, hostname,
490 port, tls_port, subject);
491 cb(opaque, NULL);
492 #endif
493 return ret;
494 }
495
496 static int add_channel(const char *name, const char *value, void *opaque)
497 {
498 int security = 0;
499 int rc;
500
501 if (strcmp(name, "tls-channel") == 0) {
502 security = SPICE_CHANNEL_SECURITY_SSL;
503 }
504 if (strcmp(name, "plaintext-channel") == 0) {
505 security = SPICE_CHANNEL_SECURITY_NONE;
506 }
507 if (security == 0) {
508 return 0;
509 }
510 if (strcmp(value, "default") == 0) {
511 rc = spice_server_set_channel_security(spice_server, NULL, security);
512 } else {
513 rc = spice_server_set_channel_security(spice_server, value, security);
514 }
515 if (rc != 0) {
516 fprintf(stderr, "spice: failed to set channel security for %s\n", value);
517 exit(1);
518 }
519 return 0;
520 }
521
522 void qemu_spice_init(void)
523 {
524 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
525 const char *password, *str, *x509_dir, *addr,
526 *x509_key_password = NULL,
527 *x509_dh_file = NULL,
528 *tls_ciphers = NULL;
529 char *x509_key_file = NULL,
530 *x509_cert_file = NULL,
531 *x509_cacert_file = NULL;
532 int port, tls_port, len, addr_flags;
533 spice_image_compression_t compression;
534 spice_wan_compression_t wan_compr;
535
536 qemu_thread_get_self(&me);
537
538 if (!opts) {
539 return;
540 }
541 port = qemu_opt_get_number(opts, "port", 0);
542 tls_port = qemu_opt_get_number(opts, "tls-port", 0);
543 if (!port && !tls_port) {
544 fprintf(stderr, "neither port nor tls-port specified for spice.");
545 exit(1);
546 }
547 if (port < 0 || port > 65535) {
548 fprintf(stderr, "spice port is out of range");
549 exit(1);
550 }
551 if (tls_port < 0 || tls_port > 65535) {
552 fprintf(stderr, "spice tls-port is out of range");
553 exit(1);
554 }
555 password = qemu_opt_get(opts, "password");
556
557 if (tls_port) {
558 x509_dir = qemu_opt_get(opts, "x509-dir");
559 if (NULL == x509_dir) {
560 x509_dir = ".";
561 }
562 len = strlen(x509_dir) + 32;
563
564 str = qemu_opt_get(opts, "x509-key-file");
565 if (str) {
566 x509_key_file = g_strdup(str);
567 } else {
568 x509_key_file = g_malloc(len);
569 snprintf(x509_key_file, len, "%s/%s", x509_dir, X509_SERVER_KEY_FILE);
570 }
571
572 str = qemu_opt_get(opts, "x509-cert-file");
573 if (str) {
574 x509_cert_file = g_strdup(str);
575 } else {
576 x509_cert_file = g_malloc(len);
577 snprintf(x509_cert_file, len, "%s/%s", x509_dir, X509_SERVER_CERT_FILE);
578 }
579
580 str = qemu_opt_get(opts, "x509-cacert-file");
581 if (str) {
582 x509_cacert_file = g_strdup(str);
583 } else {
584 x509_cacert_file = g_malloc(len);
585 snprintf(x509_cacert_file, len, "%s/%s", x509_dir, X509_CA_CERT_FILE);
586 }
587
588 x509_key_password = qemu_opt_get(opts, "x509-key-password");
589 x509_dh_file = qemu_opt_get(opts, "x509-dh-file");
590 tls_ciphers = qemu_opt_get(opts, "tls-ciphers");
591 }
592
593 addr = qemu_opt_get(opts, "addr");
594 addr_flags = 0;
595 if (qemu_opt_get_bool(opts, "ipv4", 0)) {
596 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY;
597 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) {
598 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY;
599 }
600
601 spice_server = spice_server_new();
602 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags);
603 if (port) {
604 spice_server_set_port(spice_server, port);
605 }
606 if (tls_port) {
607 spice_server_set_tls(spice_server, tls_port,
608 x509_cacert_file,
609 x509_cert_file,
610 x509_key_file,
611 x509_key_password,
612 x509_dh_file,
613 tls_ciphers);
614 }
615 if (password) {
616 spice_server_set_ticket(spice_server, password, 0, 0, 0);
617 }
618 if (qemu_opt_get_bool(opts, "sasl", 0)) {
619 #if SPICE_SERVER_VERSION >= 0x000900 /* 0.9.0 */
620 if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 ||
621 spice_server_set_sasl(spice_server, 1) == -1) {
622 fprintf(stderr, "spice: failed to enable sasl\n");
623 exit(1);
624 }
625 #else
626 fprintf(stderr, "spice: sasl is not available (spice >= 0.9 required)\n");
627 exit(1);
628 #endif
629 }
630 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) {
631 auth = "none";
632 spice_server_set_noauth(spice_server);
633 }
634
635 #if SPICE_SERVER_VERSION >= 0x000801
636 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) {
637 spice_server_set_agent_copypaste(spice_server, false);
638 }
639 #endif
640
641 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ;
642 str = qemu_opt_get(opts, "image-compression");
643 if (str) {
644 compression = parse_compression(str);
645 }
646 spice_server_set_image_compression(spice_server, compression);
647
648 wan_compr = SPICE_WAN_COMPRESSION_AUTO;
649 str = qemu_opt_get(opts, "jpeg-wan-compression");
650 if (str) {
651 wan_compr = parse_wan_compression(str);
652 }
653 spice_server_set_jpeg_compression(spice_server, wan_compr);
654
655 wan_compr = SPICE_WAN_COMPRESSION_AUTO;
656 str = qemu_opt_get(opts, "zlib-glz-wan-compression");
657 if (str) {
658 wan_compr = parse_wan_compression(str);
659 }
660 spice_server_set_zlib_glz_compression(spice_server, wan_compr);
661
662 str = qemu_opt_get(opts, "streaming-video");
663 if (str) {
664 int streaming_video = parse_stream_video(str);
665 spice_server_set_streaming_video(spice_server, streaming_video);
666 }
667
668 spice_server_set_agent_mouse
669 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1));
670 spice_server_set_playback_compression
671 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1));
672
673 qemu_opt_foreach(opts, add_channel, NULL, 0);
674
675 if (0 != spice_server_init(spice_server, &core_interface)) {
676 fprintf(stderr, "failed to initialize spice server");
677 exit(1);
678 };
679 using_spice = 1;
680
681 migration_state.notify = migration_state_notifier;
682 add_migration_state_change_notifier(&migration_state);
683 #ifdef SPICE_INTERFACE_MIGRATION
684 spice_migrate.sin.base.sif = &migrate_interface.base;
685 spice_migrate.connect_complete.cb = NULL;
686 qemu_spice_add_interface(&spice_migrate.sin.base);
687 #endif
688
689 qemu_spice_input_init();
690 qemu_spice_audio_init();
691
692 g_free(x509_key_file);
693 g_free(x509_cert_file);
694 g_free(x509_cacert_file);
695 }
696
697 int qemu_spice_add_interface(SpiceBaseInstance *sin)
698 {
699 if (!spice_server) {
700 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) {
701 fprintf(stderr, "Oops: spice configured but not active\n");
702 exit(1);
703 }
704 /*
705 * Create a spice server instance.
706 * It does *not* listen on the network.
707 * It handles QXL local rendering only.
708 *
709 * With a command line like '-vnc :0 -vga qxl' you'll end up here.
710 */
711 spice_server = spice_server_new();
712 spice_server_init(spice_server, &core_interface);
713 }
714 return spice_server_add_interface(spice_server, sin);
715 }
716
717 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn)
718 {
719 time_t lifetime, now = time(NULL);
720 char *passwd;
721
722 if (now < auth_expires) {
723 passwd = auth_passwd;
724 lifetime = (auth_expires - now);
725 if (lifetime > INT_MAX) {
726 lifetime = INT_MAX;
727 }
728 } else {
729 passwd = NULL;
730 lifetime = 1;
731 }
732 return spice_server_set_ticket(spice_server, passwd, lifetime,
733 fail_if_conn, disconnect_if_conn);
734 }
735
736 int qemu_spice_set_passwd(const char *passwd,
737 bool fail_if_conn, bool disconnect_if_conn)
738 {
739 free(auth_passwd);
740 auth_passwd = strdup(passwd);
741 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn);
742 }
743
744 int qemu_spice_set_pw_expire(time_t expires)
745 {
746 auth_expires = expires;
747 return qemu_spice_set_ticket(false, false);
748 }
749
750 static void spice_register_config(void)
751 {
752 qemu_add_opts(&qemu_spice_opts);
753 }
754 machine_init(spice_register_config);
755
756 static void spice_initialize(void)
757 {
758 qemu_spice_init();
759 }
760 device_init(spice_initialize);