Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging
[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 #include "sysemu/sysemu.h"
23
24 #include "qemu-common.h"
25 #include "ui/qemu-spice.h"
26 #include "qemu/thread.h"
27 #include "qemu/timer.h"
28 #include "qemu/queue.h"
29 #include "qemu-x509.h"
30 #include "qemu/sockets.h"
31 #include "qmp-commands.h"
32 #include "qapi/qmp/qint.h"
33 #include "qapi/qmp/qbool.h"
34 #include "qapi/qmp/qstring.h"
35 #include "qapi/qmp/qjson.h"
36 #include "qemu/notify.h"
37 #include "migration/migration.h"
38 #include "monitor/monitor.h"
39 #include "hw/hw.h"
40 #include "ui/spice-display.h"
41
42 /* core bits */
43
44 static SpiceServer *spice_server;
45 static Notifier migration_state;
46 static const char *auth = "spice";
47 static char *auth_passwd;
48 static time_t auth_expires = TIME_MAX;
49 static int spice_migration_completed;
50 static int spice_display_is_running;
51 int using_spice = 0;
52
53 static QemuThread me;
54
55 struct SpiceTimer {
56 QEMUTimer *timer;
57 QTAILQ_ENTRY(SpiceTimer) next;
58 };
59 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers);
60
61 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque)
62 {
63 SpiceTimer *timer;
64
65 timer = g_malloc0(sizeof(*timer));
66 timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque);
67 QTAILQ_INSERT_TAIL(&timers, timer, next);
68 return timer;
69 }
70
71 static void timer_start(SpiceTimer *timer, uint32_t ms)
72 {
73 timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms);
74 }
75
76 static void timer_cancel(SpiceTimer *timer)
77 {
78 timer_del(timer->timer);
79 }
80
81 static void timer_remove(SpiceTimer *timer)
82 {
83 timer_del(timer->timer);
84 timer_free(timer->timer);
85 QTAILQ_REMOVE(&timers, timer, next);
86 g_free(timer);
87 }
88
89 struct SpiceWatch {
90 int fd;
91 int event_mask;
92 SpiceWatchFunc func;
93 void *opaque;
94 QTAILQ_ENTRY(SpiceWatch) next;
95 };
96 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches);
97
98 static void watch_read(void *opaque)
99 {
100 SpiceWatch *watch = opaque;
101 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque);
102 }
103
104 static void watch_write(void *opaque)
105 {
106 SpiceWatch *watch = opaque;
107 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque);
108 }
109
110 static void watch_update_mask(SpiceWatch *watch, int event_mask)
111 {
112 IOHandler *on_read = NULL;
113 IOHandler *on_write = NULL;
114
115 watch->event_mask = event_mask;
116 if (watch->event_mask & SPICE_WATCH_EVENT_READ) {
117 on_read = watch_read;
118 }
119 if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) {
120 on_write = watch_write;
121 }
122 qemu_set_fd_handler(watch->fd, on_read, on_write, watch);
123 }
124
125 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque)
126 {
127 SpiceWatch *watch;
128
129 watch = g_malloc0(sizeof(*watch));
130 watch->fd = fd;
131 watch->func = func;
132 watch->opaque = opaque;
133 QTAILQ_INSERT_TAIL(&watches, watch, next);
134
135 watch_update_mask(watch, event_mask);
136 return watch;
137 }
138
139 static void watch_remove(SpiceWatch *watch)
140 {
141 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL);
142 QTAILQ_REMOVE(&watches, watch, next);
143 g_free(watch);
144 }
145
146 typedef struct ChannelList ChannelList;
147 struct ChannelList {
148 SpiceChannelEventInfo *info;
149 QTAILQ_ENTRY(ChannelList) link;
150 };
151 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list);
152
153 static void channel_list_add(SpiceChannelEventInfo *info)
154 {
155 ChannelList *item;
156
157 item = g_malloc0(sizeof(*item));
158 item->info = info;
159 QTAILQ_INSERT_TAIL(&channel_list, item, link);
160 }
161
162 static void channel_list_del(SpiceChannelEventInfo *info)
163 {
164 ChannelList *item;
165
166 QTAILQ_FOREACH(item, &channel_list, link) {
167 if (item->info != info) {
168 continue;
169 }
170 QTAILQ_REMOVE(&channel_list, item, link);
171 g_free(item);
172 return;
173 }
174 }
175
176 static void add_addr_info(QDict *dict, struct sockaddr *addr, int len)
177 {
178 char host[NI_MAXHOST], port[NI_MAXSERV];
179 const char *family;
180
181 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port),
182 NI_NUMERICHOST | NI_NUMERICSERV);
183 family = inet_strfamily(addr->sa_family);
184
185 qdict_put(dict, "host", qstring_from_str(host));
186 qdict_put(dict, "port", qstring_from_str(port));
187 qdict_put(dict, "family", qstring_from_str(family));
188 }
189
190 static void add_channel_info(QDict *dict, SpiceChannelEventInfo *info)
191 {
192 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
193
194 qdict_put(dict, "connection-id", qint_from_int(info->connection_id));
195 qdict_put(dict, "channel-type", qint_from_int(info->type));
196 qdict_put(dict, "channel-id", qint_from_int(info->id));
197 qdict_put(dict, "tls", qbool_from_int(tls));
198 }
199
200 static void channel_event(int event, SpiceChannelEventInfo *info)
201 {
202 static const int qevent[] = {
203 [ SPICE_CHANNEL_EVENT_CONNECTED ] = QEVENT_SPICE_CONNECTED,
204 [ SPICE_CHANNEL_EVENT_INITIALIZED ] = QEVENT_SPICE_INITIALIZED,
205 [ SPICE_CHANNEL_EVENT_DISCONNECTED ] = QEVENT_SPICE_DISCONNECTED,
206 };
207 QDict *server, *client;
208 QObject *data;
209
210 /*
211 * Spice server might have called us from spice worker thread
212 * context (happens on display channel disconnects). Spice should
213 * not do that. It isn't that easy to fix it in spice and even
214 * when it is fixed we still should cover the already released
215 * spice versions. So detect that we've been called from another
216 * thread and grab the iothread lock if so before calling qemu
217 * functions.
218 */
219 bool need_lock = !qemu_thread_is_self(&me);
220 if (need_lock) {
221 qemu_mutex_lock_iothread();
222 }
223
224 client = qdict_new();
225 server = qdict_new();
226
227 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) {
228 add_addr_info(client, (struct sockaddr *)&info->paddr_ext,
229 info->plen_ext);
230 add_addr_info(server, (struct sockaddr *)&info->laddr_ext,
231 info->llen_ext);
232 } else {
233 error_report("spice: %s, extended address is expected",
234 __func__);
235 }
236
237 if (event == SPICE_CHANNEL_EVENT_INITIALIZED) {
238 qdict_put(server, "auth", qstring_from_str(auth));
239 add_channel_info(client, info);
240 channel_list_add(info);
241 }
242 if (event == SPICE_CHANNEL_EVENT_DISCONNECTED) {
243 channel_list_del(info);
244 }
245
246 data = qobject_from_jsonf("{ 'client': %p, 'server': %p }",
247 QOBJECT(client), QOBJECT(server));
248 monitor_protocol_event(qevent[event], data);
249 qobject_decref(data);
250
251 if (need_lock) {
252 qemu_mutex_unlock_iothread();
253 }
254 }
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 .channel_event = channel_event,
272 };
273
274 typedef struct SpiceMigration {
275 SpiceMigrateInstance sin;
276 struct {
277 MonitorCompletion *cb;
278 void *opaque;
279 } connect_complete;
280 } SpiceMigration;
281
282 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin);
283 static void migrate_end_complete_cb(SpiceMigrateInstance *sin);
284
285 static const SpiceMigrateInterface migrate_interface = {
286 .base.type = SPICE_INTERFACE_MIGRATION,
287 .base.description = "migration",
288 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR,
289 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR,
290 .migrate_connect_complete = migrate_connect_complete_cb,
291 .migrate_end_complete = migrate_end_complete_cb,
292 };
293
294 static SpiceMigration spice_migrate;
295
296 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin)
297 {
298 SpiceMigration *sm = container_of(sin, SpiceMigration, sin);
299 if (sm->connect_complete.cb) {
300 sm->connect_complete.cb(sm->connect_complete.opaque, NULL);
301 }
302 sm->connect_complete.cb = NULL;
303 }
304
305 static void migrate_end_complete_cb(SpiceMigrateInstance *sin)
306 {
307 monitor_protocol_event(QEVENT_SPICE_MIGRATE_COMPLETED, NULL);
308 spice_migration_completed = true;
309 }
310
311 /* config string parsing */
312
313 static int name2enum(const char *string, const char *table[], int entries)
314 {
315 int i;
316
317 if (string) {
318 for (i = 0; i < entries; i++) {
319 if (!table[i]) {
320 continue;
321 }
322 if (strcmp(string, table[i]) != 0) {
323 continue;
324 }
325 return i;
326 }
327 }
328 return -1;
329 }
330
331 static int parse_name(const char *string, const char *optname,
332 const char *table[], int entries)
333 {
334 int value = name2enum(string, table, entries);
335
336 if (value != -1) {
337 return value;
338 }
339 error_report("spice: invalid %s: %s", optname, string);
340 exit(1);
341 }
342
343 static const char *stream_video_names[] = {
344 [ SPICE_STREAM_VIDEO_OFF ] = "off",
345 [ SPICE_STREAM_VIDEO_ALL ] = "all",
346 [ SPICE_STREAM_VIDEO_FILTER ] = "filter",
347 };
348 #define parse_stream_video(_name) \
349 parse_name(_name, "stream video control", \
350 stream_video_names, ARRAY_SIZE(stream_video_names))
351
352 static const char *compression_names[] = {
353 [ SPICE_IMAGE_COMPRESS_OFF ] = "off",
354 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz",
355 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz",
356 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic",
357 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz",
358 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz",
359 };
360 #define parse_compression(_name) \
361 parse_name(_name, "image compression", \
362 compression_names, ARRAY_SIZE(compression_names))
363
364 static const char *wan_compression_names[] = {
365 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto",
366 [ SPICE_WAN_COMPRESSION_NEVER ] = "never",
367 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always",
368 };
369 #define parse_wan_compression(_name) \
370 parse_name(_name, "wan compression", \
371 wan_compression_names, ARRAY_SIZE(wan_compression_names))
372
373 /* functions for the rest of qemu */
374
375 static SpiceChannelList *qmp_query_spice_channels(void)
376 {
377 SpiceChannelList *cur_item = NULL, *head = NULL;
378 ChannelList *item;
379
380 QTAILQ_FOREACH(item, &channel_list, link) {
381 SpiceChannelList *chan;
382 char host[NI_MAXHOST], port[NI_MAXSERV];
383 struct sockaddr *paddr;
384 socklen_t plen;
385
386 if (!(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT)) {
387 error_report("invalid channel event");
388 return NULL;
389 }
390
391 chan = g_malloc0(sizeof(*chan));
392 chan->value = g_malloc0(sizeof(*chan->value));
393
394 paddr = (struct sockaddr *)&item->info->paddr_ext;
395 plen = item->info->plen_ext;
396 getnameinfo(paddr, plen,
397 host, sizeof(host), port, sizeof(port),
398 NI_NUMERICHOST | NI_NUMERICSERV);
399 chan->value->host = g_strdup(host);
400 chan->value->port = g_strdup(port);
401 chan->value->family = g_strdup(inet_strfamily(paddr->sa_family));
402
403 chan->value->connection_id = item->info->connection_id;
404 chan->value->channel_type = item->info->type;
405 chan->value->channel_id = item->info->id;
406 chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
407
408 /* XXX: waiting for the qapi to support GSList */
409 if (!cur_item) {
410 head = cur_item = chan;
411 } else {
412 cur_item->next = chan;
413 cur_item = chan;
414 }
415 }
416
417 return head;
418 }
419
420 static QemuOptsList qemu_spice_opts = {
421 .name = "spice",
422 .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head),
423 .desc = {
424 {
425 .name = "port",
426 .type = QEMU_OPT_NUMBER,
427 },{
428 .name = "tls-port",
429 .type = QEMU_OPT_NUMBER,
430 },{
431 .name = "addr",
432 .type = QEMU_OPT_STRING,
433 },{
434 .name = "ipv4",
435 .type = QEMU_OPT_BOOL,
436 },{
437 .name = "ipv6",
438 .type = QEMU_OPT_BOOL,
439 },{
440 .name = "password",
441 .type = QEMU_OPT_STRING,
442 },{
443 .name = "disable-ticketing",
444 .type = QEMU_OPT_BOOL,
445 },{
446 .name = "disable-copy-paste",
447 .type = QEMU_OPT_BOOL,
448 },{
449 .name = "disable-agent-file-xfer",
450 .type = QEMU_OPT_BOOL,
451 },{
452 .name = "sasl",
453 .type = QEMU_OPT_BOOL,
454 },{
455 .name = "x509-dir",
456 .type = QEMU_OPT_STRING,
457 },{
458 .name = "x509-key-file",
459 .type = QEMU_OPT_STRING,
460 },{
461 .name = "x509-key-password",
462 .type = QEMU_OPT_STRING,
463 },{
464 .name = "x509-cert-file",
465 .type = QEMU_OPT_STRING,
466 },{
467 .name = "x509-cacert-file",
468 .type = QEMU_OPT_STRING,
469 },{
470 .name = "x509-dh-key-file",
471 .type = QEMU_OPT_STRING,
472 },{
473 .name = "tls-ciphers",
474 .type = QEMU_OPT_STRING,
475 },{
476 .name = "tls-channel",
477 .type = QEMU_OPT_STRING,
478 },{
479 .name = "plaintext-channel",
480 .type = QEMU_OPT_STRING,
481 },{
482 .name = "image-compression",
483 .type = QEMU_OPT_STRING,
484 },{
485 .name = "jpeg-wan-compression",
486 .type = QEMU_OPT_STRING,
487 },{
488 .name = "zlib-glz-wan-compression",
489 .type = QEMU_OPT_STRING,
490 },{
491 .name = "streaming-video",
492 .type = QEMU_OPT_STRING,
493 },{
494 .name = "agent-mouse",
495 .type = QEMU_OPT_BOOL,
496 },{
497 .name = "playback-compression",
498 .type = QEMU_OPT_BOOL,
499 }, {
500 .name = "seamless-migration",
501 .type = QEMU_OPT_BOOL,
502 },
503 { /* end of list */ }
504 },
505 };
506
507 SpiceInfo *qmp_query_spice(Error **errp)
508 {
509 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
510 int port, tls_port;
511 const char *addr;
512 SpiceInfo *info;
513 unsigned int major;
514 unsigned int minor;
515 unsigned int micro;
516
517 info = g_malloc0(sizeof(*info));
518
519 if (!spice_server || !opts) {
520 info->enabled = false;
521 return info;
522 }
523
524 info->enabled = true;
525 info->migrated = spice_migration_completed;
526
527 addr = qemu_opt_get(opts, "addr");
528 port = qemu_opt_get_number(opts, "port", 0);
529 tls_port = qemu_opt_get_number(opts, "tls-port", 0);
530
531 info->has_auth = true;
532 info->auth = g_strdup(auth);
533
534 info->has_host = true;
535 info->host = g_strdup(addr ? addr : "0.0.0.0");
536
537 info->has_compiled_version = true;
538 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16;
539 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8;
540 micro = SPICE_SERVER_VERSION & 0xff;
541 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro);
542
543 if (port) {
544 info->has_port = true;
545 info->port = port;
546 }
547 if (tls_port) {
548 info->has_tls_port = true;
549 info->tls_port = tls_port;
550 }
551
552 info->mouse_mode = spice_server_is_server_mouse(spice_server) ?
553 SPICE_QUERY_MOUSE_MODE_SERVER :
554 SPICE_QUERY_MOUSE_MODE_CLIENT;
555
556 /* for compatibility with the original command */
557 info->has_channels = true;
558 info->channels = qmp_query_spice_channels();
559
560 return info;
561 }
562
563 static void migration_state_notifier(Notifier *notifier, void *data)
564 {
565 MigrationState *s = data;
566
567 if (migration_in_setup(s)) {
568 spice_server_migrate_start(spice_server);
569 } else if (migration_has_finished(s)) {
570 spice_server_migrate_end(spice_server, true);
571 } else if (migration_has_failed(s)) {
572 spice_server_migrate_end(spice_server, false);
573 }
574 }
575
576 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
577 const char *subject,
578 MonitorCompletion *cb, void *opaque)
579 {
580 int ret;
581
582 spice_migrate.connect_complete.cb = cb;
583 spice_migrate.connect_complete.opaque = opaque;
584 ret = spice_server_migrate_connect(spice_server, hostname,
585 port, tls_port, subject);
586 return ret;
587 }
588
589 static int add_channel(const char *name, const char *value, void *opaque)
590 {
591 int security = 0;
592 int rc;
593
594 if (strcmp(name, "tls-channel") == 0) {
595 int *tls_port = opaque;
596 if (!*tls_port) {
597 error_report("spice: tried to setup tls-channel"
598 " without specifying a TLS port");
599 exit(1);
600 }
601 security = SPICE_CHANNEL_SECURITY_SSL;
602 }
603 if (strcmp(name, "plaintext-channel") == 0) {
604 security = SPICE_CHANNEL_SECURITY_NONE;
605 }
606 if (security == 0) {
607 return 0;
608 }
609 if (strcmp(value, "default") == 0) {
610 rc = spice_server_set_channel_security(spice_server, NULL, security);
611 } else {
612 rc = spice_server_set_channel_security(spice_server, value, security);
613 }
614 if (rc != 0) {
615 error_report("spice: failed to set channel security for %s", value);
616 exit(1);
617 }
618 return 0;
619 }
620
621 static void vm_change_state_handler(void *opaque, int running,
622 RunState state)
623 {
624 if (running) {
625 qemu_spice_display_start();
626 } else {
627 qemu_spice_display_stop();
628 }
629 }
630
631 void qemu_spice_init(void)
632 {
633 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
634 const char *password, *str, *x509_dir, *addr,
635 *x509_key_password = NULL,
636 *x509_dh_file = NULL,
637 *tls_ciphers = NULL;
638 char *x509_key_file = NULL,
639 *x509_cert_file = NULL,
640 *x509_cacert_file = NULL;
641 int port, tls_port, addr_flags;
642 spice_image_compression_t compression;
643 spice_wan_compression_t wan_compr;
644 bool seamless_migration;
645
646 qemu_thread_get_self(&me);
647
648 if (!opts) {
649 return;
650 }
651 port = qemu_opt_get_number(opts, "port", 0);
652 tls_port = qemu_opt_get_number(opts, "tls-port", 0);
653 if (!port && !tls_port) {
654 error_report("neither port nor tls-port specified for spice");
655 exit(1);
656 }
657 if (port < 0 || port > 65535) {
658 error_report("spice port is out of range");
659 exit(1);
660 }
661 if (tls_port < 0 || tls_port > 65535) {
662 error_report("spice tls-port is out of range");
663 exit(1);
664 }
665 password = qemu_opt_get(opts, "password");
666
667 if (tls_port) {
668 x509_dir = qemu_opt_get(opts, "x509-dir");
669 if (NULL == x509_dir) {
670 x509_dir = ".";
671 }
672
673 str = qemu_opt_get(opts, "x509-key-file");
674 if (str) {
675 x509_key_file = g_strdup(str);
676 } else {
677 x509_key_file = g_strdup_printf("%s/%s", x509_dir,
678 X509_SERVER_KEY_FILE);
679 }
680
681 str = qemu_opt_get(opts, "x509-cert-file");
682 if (str) {
683 x509_cert_file = g_strdup(str);
684 } else {
685 x509_cert_file = g_strdup_printf("%s/%s", x509_dir,
686 X509_SERVER_CERT_FILE);
687 }
688
689 str = qemu_opt_get(opts, "x509-cacert-file");
690 if (str) {
691 x509_cacert_file = g_strdup(str);
692 } else {
693 x509_cacert_file = g_strdup_printf("%s/%s", x509_dir,
694 X509_CA_CERT_FILE);
695 }
696
697 x509_key_password = qemu_opt_get(opts, "x509-key-password");
698 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file");
699 tls_ciphers = qemu_opt_get(opts, "tls-ciphers");
700 }
701
702 addr = qemu_opt_get(opts, "addr");
703 addr_flags = 0;
704 if (qemu_opt_get_bool(opts, "ipv4", 0)) {
705 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY;
706 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) {
707 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY;
708 }
709
710 spice_server = spice_server_new();
711 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags);
712 if (port) {
713 spice_server_set_port(spice_server, port);
714 }
715 if (tls_port) {
716 spice_server_set_tls(spice_server, tls_port,
717 x509_cacert_file,
718 x509_cert_file,
719 x509_key_file,
720 x509_key_password,
721 x509_dh_file,
722 tls_ciphers);
723 }
724 if (password) {
725 spice_server_set_ticket(spice_server, password, 0, 0, 0);
726 }
727 if (qemu_opt_get_bool(opts, "sasl", 0)) {
728 if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 ||
729 spice_server_set_sasl(spice_server, 1) == -1) {
730 error_report("spice: failed to enable sasl");
731 exit(1);
732 }
733 }
734 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) {
735 auth = "none";
736 spice_server_set_noauth(spice_server);
737 }
738
739 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) {
740 spice_server_set_agent_copypaste(spice_server, false);
741 }
742
743 if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) {
744 #if SPICE_SERVER_VERSION >= 0x000c04
745 spice_server_set_agent_file_xfer(spice_server, false);
746 #else
747 error_report("this qemu build does not support the "
748 "\"disable-agent-file-xfer\" option");
749 exit(1);
750 #endif
751 }
752
753 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ;
754 str = qemu_opt_get(opts, "image-compression");
755 if (str) {
756 compression = parse_compression(str);
757 }
758 spice_server_set_image_compression(spice_server, compression);
759
760 wan_compr = SPICE_WAN_COMPRESSION_AUTO;
761 str = qemu_opt_get(opts, "jpeg-wan-compression");
762 if (str) {
763 wan_compr = parse_wan_compression(str);
764 }
765 spice_server_set_jpeg_compression(spice_server, wan_compr);
766
767 wan_compr = SPICE_WAN_COMPRESSION_AUTO;
768 str = qemu_opt_get(opts, "zlib-glz-wan-compression");
769 if (str) {
770 wan_compr = parse_wan_compression(str);
771 }
772 spice_server_set_zlib_glz_compression(spice_server, wan_compr);
773
774 str = qemu_opt_get(opts, "streaming-video");
775 if (str) {
776 int streaming_video = parse_stream_video(str);
777 spice_server_set_streaming_video(spice_server, streaming_video);
778 } else {
779 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF);
780 }
781
782 spice_server_set_agent_mouse
783 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1));
784 spice_server_set_playback_compression
785 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1));
786
787 qemu_opt_foreach(opts, add_channel, &tls_port, 0);
788
789 spice_server_set_name(spice_server, qemu_name);
790 spice_server_set_uuid(spice_server, qemu_uuid);
791
792 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0);
793 spice_server_set_seamless_migration(spice_server, seamless_migration);
794 if (0 != spice_server_init(spice_server, &core_interface)) {
795 error_report("failed to initialize spice server");
796 exit(1);
797 };
798 using_spice = 1;
799
800 migration_state.notify = migration_state_notifier;
801 add_migration_state_change_notifier(&migration_state);
802 spice_migrate.sin.base.sif = &migrate_interface.base;
803 spice_migrate.connect_complete.cb = NULL;
804 qemu_spice_add_interface(&spice_migrate.sin.base);
805
806 qemu_spice_input_init();
807 qemu_spice_audio_init();
808
809 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL);
810
811 g_free(x509_key_file);
812 g_free(x509_cert_file);
813 g_free(x509_cacert_file);
814
815 #if SPICE_SERVER_VERSION >= 0x000c02
816 qemu_spice_register_ports();
817 #endif
818 }
819
820 int qemu_spice_add_interface(SpiceBaseInstance *sin)
821 {
822 if (!spice_server) {
823 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) {
824 error_report("Oops: spice configured but not active");
825 exit(1);
826 }
827 /*
828 * Create a spice server instance.
829 * It does *not* listen on the network.
830 * It handles QXL local rendering only.
831 *
832 * With a command line like '-vnc :0 -vga qxl' you'll end up here.
833 */
834 spice_server = spice_server_new();
835 spice_server_set_sasl_appname(spice_server, "qemu");
836 spice_server_init(spice_server, &core_interface);
837 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL);
838 }
839
840 return spice_server_add_interface(spice_server, sin);
841 }
842
843 static GSList *spice_consoles;
844 static int display_id;
845
846 bool qemu_spice_have_display_interface(QemuConsole *con)
847 {
848 if (g_slist_find(spice_consoles, con)) {
849 return true;
850 }
851 return false;
852 }
853
854 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con)
855 {
856 if (g_slist_find(spice_consoles, con)) {
857 return -1;
858 }
859 qxlin->id = display_id++;
860 spice_consoles = g_slist_append(spice_consoles, con);
861 return qemu_spice_add_interface(&qxlin->base);
862 }
863
864 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn)
865 {
866 time_t lifetime, now = time(NULL);
867 char *passwd;
868
869 if (now < auth_expires) {
870 passwd = auth_passwd;
871 lifetime = (auth_expires - now);
872 if (lifetime > INT_MAX) {
873 lifetime = INT_MAX;
874 }
875 } else {
876 passwd = NULL;
877 lifetime = 1;
878 }
879 return spice_server_set_ticket(spice_server, passwd, lifetime,
880 fail_if_conn, disconnect_if_conn);
881 }
882
883 int qemu_spice_set_passwd(const char *passwd,
884 bool fail_if_conn, bool disconnect_if_conn)
885 {
886 g_free(auth_passwd);
887 auth_passwd = g_strdup(passwd);
888 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn);
889 }
890
891 int qemu_spice_set_pw_expire(time_t expires)
892 {
893 auth_expires = expires;
894 return qemu_spice_set_ticket(false, false);
895 }
896
897 int qemu_spice_display_add_client(int csock, int skipauth, int tls)
898 {
899 if (tls) {
900 return spice_server_add_ssl_client(spice_server, csock, skipauth);
901 } else {
902 return spice_server_add_client(spice_server, csock, skipauth);
903 }
904 }
905
906 void qemu_spice_display_start(void)
907 {
908 spice_display_is_running = true;
909 spice_server_vm_start(spice_server);
910 }
911
912 void qemu_spice_display_stop(void)
913 {
914 spice_server_vm_stop(spice_server);
915 spice_display_is_running = false;
916 }
917
918 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd)
919 {
920 return spice_display_is_running;
921 }
922
923 static void spice_register_config(void)
924 {
925 qemu_add_opts(&qemu_spice_opts);
926 }
927 machine_init(spice_register_config);