xref: /openbmc/qemu/ui/spice-core.c (revision 39164c13)
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 "qemu/osdep.h"
19 #include <spice.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/error-report.h"
27 #include "qemu/thread.h"
28 #include "qemu/timer.h"
29 #include "qemu/queue.h"
30 #include "qemu-x509.h"
31 #include "qemu/sockets.h"
32 #include "qmp-commands.h"
33 #include "qapi/qmp/qint.h"
34 #include "qapi/qmp/qbool.h"
35 #include "qapi/qmp/qstring.h"
36 #include "qapi/qmp/qjson.h"
37 #include "qemu/notify.h"
38 #include "migration/migration.h"
39 #include "hw/hw.h"
40 #include "ui/spice-display.h"
41 #include "qapi-event.h"
42 
43 /* core bits */
44 
45 static SpiceServer *spice_server;
46 static Notifier migration_state;
47 static const char *auth = "spice";
48 static char *auth_passwd;
49 static time_t auth_expires = TIME_MAX;
50 static int spice_migration_completed;
51 static int spice_display_is_running;
52 static int spice_have_target_host;
53 int using_spice = 0;
54 
55 static QemuThread me;
56 
57 struct SpiceTimer {
58     QEMUTimer *timer;
59     QTAILQ_ENTRY(SpiceTimer) next;
60 };
61 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers);
62 
63 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque)
64 {
65     SpiceTimer *timer;
66 
67     timer = g_malloc0(sizeof(*timer));
68     timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque);
69     QTAILQ_INSERT_TAIL(&timers, timer, next);
70     return timer;
71 }
72 
73 static void timer_start(SpiceTimer *timer, uint32_t ms)
74 {
75     timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms);
76 }
77 
78 static void timer_cancel(SpiceTimer *timer)
79 {
80     timer_del(timer->timer);
81 }
82 
83 static void timer_remove(SpiceTimer *timer)
84 {
85     timer_del(timer->timer);
86     timer_free(timer->timer);
87     QTAILQ_REMOVE(&timers, timer, next);
88     g_free(timer);
89 }
90 
91 struct SpiceWatch {
92     int fd;
93     int event_mask;
94     SpiceWatchFunc func;
95     void *opaque;
96     QTAILQ_ENTRY(SpiceWatch) next;
97 };
98 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches);
99 
100 static void watch_read(void *opaque)
101 {
102     SpiceWatch *watch = opaque;
103     watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque);
104 }
105 
106 static void watch_write(void *opaque)
107 {
108     SpiceWatch *watch = opaque;
109     watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque);
110 }
111 
112 static void watch_update_mask(SpiceWatch *watch, int event_mask)
113 {
114     IOHandler *on_read = NULL;
115     IOHandler *on_write = NULL;
116 
117     watch->event_mask = event_mask;
118     if (watch->event_mask & SPICE_WATCH_EVENT_READ) {
119         on_read = watch_read;
120     }
121     if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) {
122         on_write = watch_write;
123     }
124     qemu_set_fd_handler(watch->fd, on_read, on_write, watch);
125 }
126 
127 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque)
128 {
129     SpiceWatch *watch;
130 
131     watch = g_malloc0(sizeof(*watch));
132     watch->fd     = fd;
133     watch->func   = func;
134     watch->opaque = opaque;
135     QTAILQ_INSERT_TAIL(&watches, watch, next);
136 
137     watch_update_mask(watch, event_mask);
138     return watch;
139 }
140 
141 static void watch_remove(SpiceWatch *watch)
142 {
143     qemu_set_fd_handler(watch->fd, NULL, NULL, NULL);
144     QTAILQ_REMOVE(&watches, watch, next);
145     g_free(watch);
146 }
147 
148 typedef struct ChannelList ChannelList;
149 struct ChannelList {
150     SpiceChannelEventInfo *info;
151     QTAILQ_ENTRY(ChannelList) link;
152 };
153 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list);
154 
155 static void channel_list_add(SpiceChannelEventInfo *info)
156 {
157     ChannelList *item;
158 
159     item = g_malloc0(sizeof(*item));
160     item->info = info;
161     QTAILQ_INSERT_TAIL(&channel_list, item, link);
162 }
163 
164 static void channel_list_del(SpiceChannelEventInfo *info)
165 {
166     ChannelList *item;
167 
168     QTAILQ_FOREACH(item, &channel_list, link) {
169         if (item->info != info) {
170             continue;
171         }
172         QTAILQ_REMOVE(&channel_list, item, link);
173         g_free(item);
174         return;
175     }
176 }
177 
178 static void add_addr_info(SpiceBasicInfo *info, struct sockaddr *addr, int len)
179 {
180     char host[NI_MAXHOST], port[NI_MAXSERV];
181 
182     getnameinfo(addr, len, host, sizeof(host), port, sizeof(port),
183                 NI_NUMERICHOST | NI_NUMERICSERV);
184 
185     info->host = g_strdup(host);
186     info->port = g_strdup(port);
187     info->family = inet_netfamily(addr->sa_family);
188 }
189 
190 static void add_channel_info(SpiceChannel *sc, SpiceChannelEventInfo *info)
191 {
192     int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
193 
194     sc->connection_id = info->connection_id;
195     sc->channel_type = info->type;
196     sc->channel_id = info->id;
197     sc->tls = !!tls;
198 }
199 
200 static void channel_event(int event, SpiceChannelEventInfo *info)
201 {
202     SpiceServerInfo *server = g_malloc0(sizeof(*server));
203     SpiceChannel *client = g_malloc0(sizeof(*client));
204 
205     /*
206      * Spice server might have called us from spice worker thread
207      * context (happens on display channel disconnects).  Spice should
208      * not do that.  It isn't that easy to fix it in spice and even
209      * when it is fixed we still should cover the already released
210      * spice versions.  So detect that we've been called from another
211      * thread and grab the iothread lock if so before calling qemu
212      * functions.
213      */
214     bool need_lock = !qemu_thread_is_self(&me);
215     if (need_lock) {
216         qemu_mutex_lock_iothread();
217     }
218 
219     if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) {
220         add_addr_info(qapi_SpiceChannel_base(client),
221                       (struct sockaddr *)&info->paddr_ext,
222                       info->plen_ext);
223         add_addr_info(qapi_SpiceServerInfo_base(server),
224                       (struct sockaddr *)&info->laddr_ext,
225                       info->llen_ext);
226     } else {
227         error_report("spice: %s, extended address is expected",
228                      __func__);
229     }
230 
231     switch (event) {
232     case SPICE_CHANNEL_EVENT_CONNECTED:
233         qapi_event_send_spice_connected(qapi_SpiceServerInfo_base(server),
234                                         qapi_SpiceChannel_base(client),
235                                         &error_abort);
236         break;
237     case SPICE_CHANNEL_EVENT_INITIALIZED:
238         if (auth) {
239             server->has_auth = true;
240             server->auth = g_strdup(auth);
241         }
242         add_channel_info(client, info);
243         channel_list_add(info);
244         qapi_event_send_spice_initialized(server, client, &error_abort);
245         break;
246     case SPICE_CHANNEL_EVENT_DISCONNECTED:
247         channel_list_del(info);
248         qapi_event_send_spice_disconnected(qapi_SpiceServerInfo_base(server),
249                                            qapi_SpiceChannel_base(client),
250                                            &error_abort);
251         break;
252     default:
253         break;
254     }
255 
256     if (need_lock) {
257         qemu_mutex_unlock_iothread();
258     }
259 
260     qapi_free_SpiceServerInfo(server);
261     qapi_free_SpiceChannel(client);
262 }
263 
264 static SpiceCoreInterface core_interface = {
265     .base.type          = SPICE_INTERFACE_CORE,
266     .base.description   = "qemu core services",
267     .base.major_version = SPICE_INTERFACE_CORE_MAJOR,
268     .base.minor_version = SPICE_INTERFACE_CORE_MINOR,
269 
270     .timer_add          = timer_add,
271     .timer_start        = timer_start,
272     .timer_cancel       = timer_cancel,
273     .timer_remove       = timer_remove,
274 
275     .watch_add          = watch_add,
276     .watch_update_mask  = watch_update_mask,
277     .watch_remove       = watch_remove,
278 
279     .channel_event      = channel_event,
280 };
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 SpiceMigrateInstance spice_migrate;
295 
296 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin)
297 {
298     /* nothing, but libspice-server expects this cb being present. */
299 }
300 
301 static void migrate_end_complete_cb(SpiceMigrateInstance *sin)
302 {
303     qapi_event_send_spice_migrate_completed(&error_abort);
304     spice_migration_completed = true;
305 }
306 
307 /* config string parsing */
308 
309 static int name2enum(const char *string, const char *table[], int entries)
310 {
311     int i;
312 
313     if (string) {
314         for (i = 0; i < entries; i++) {
315             if (!table[i]) {
316                 continue;
317             }
318             if (strcmp(string, table[i]) != 0) {
319                 continue;
320             }
321             return i;
322         }
323     }
324     return -1;
325 }
326 
327 static int parse_name(const char *string, const char *optname,
328                       const char *table[], int entries)
329 {
330     int value = name2enum(string, table, entries);
331 
332     if (value != -1) {
333         return value;
334     }
335     error_report("spice: invalid %s: %s", optname, string);
336     exit(1);
337 }
338 
339 static const char *stream_video_names[] = {
340     [ SPICE_STREAM_VIDEO_OFF ]    = "off",
341     [ SPICE_STREAM_VIDEO_ALL ]    = "all",
342     [ SPICE_STREAM_VIDEO_FILTER ] = "filter",
343 };
344 #define parse_stream_video(_name) \
345     parse_name(_name, "stream video control", \
346                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         struct sockaddr *paddr;
380         socklen_t plen;
381 
382         assert(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT);
383 
384         chan = g_malloc0(sizeof(*chan));
385         chan->value = g_malloc0(sizeof(*chan->value));
386 
387         paddr = (struct sockaddr *)&item->info->paddr_ext;
388         plen = item->info->plen_ext;
389         getnameinfo(paddr, plen,
390                     host, sizeof(host), port, sizeof(port),
391                     NI_NUMERICHOST | NI_NUMERICSERV);
392         chan->value->host = g_strdup(host);
393         chan->value->port = g_strdup(port);
394         chan->value->family = inet_netfamily(paddr->sa_family);
395 
396         chan->value->connection_id = item->info->connection_id;
397         chan->value->channel_type = item->info->type;
398         chan->value->channel_id = item->info->id;
399         chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
400 
401        /* XXX: waiting for the qapi to support GSList */
402         if (!cur_item) {
403             head = cur_item = chan;
404         } else {
405             cur_item->next = chan;
406             cur_item = chan;
407         }
408     }
409 
410     return head;
411 }
412 
413 static QemuOptsList qemu_spice_opts = {
414     .name = "spice",
415     .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head),
416     .desc = {
417         {
418             .name = "port",
419             .type = QEMU_OPT_NUMBER,
420         },{
421             .name = "tls-port",
422             .type = QEMU_OPT_NUMBER,
423         },{
424             .name = "addr",
425             .type = QEMU_OPT_STRING,
426         },{
427             .name = "ipv4",
428             .type = QEMU_OPT_BOOL,
429         },{
430             .name = "ipv6",
431             .type = QEMU_OPT_BOOL,
432 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY
433         },{
434             .name = "unix",
435             .type = QEMU_OPT_BOOL,
436 #endif
437         },{
438             .name = "password",
439             .type = QEMU_OPT_STRING,
440         },{
441             .name = "disable-ticketing",
442             .type = QEMU_OPT_BOOL,
443         },{
444             .name = "disable-copy-paste",
445             .type = QEMU_OPT_BOOL,
446         },{
447             .name = "disable-agent-file-xfer",
448             .type = QEMU_OPT_BOOL,
449         },{
450             .name = "sasl",
451             .type = QEMU_OPT_BOOL,
452         },{
453             .name = "x509-dir",
454             .type = QEMU_OPT_STRING,
455         },{
456             .name = "x509-key-file",
457             .type = QEMU_OPT_STRING,
458         },{
459             .name = "x509-key-password",
460             .type = QEMU_OPT_STRING,
461         },{
462             .name = "x509-cert-file",
463             .type = QEMU_OPT_STRING,
464         },{
465             .name = "x509-cacert-file",
466             .type = QEMU_OPT_STRING,
467         },{
468             .name = "x509-dh-key-file",
469             .type = QEMU_OPT_STRING,
470         },{
471             .name = "tls-ciphers",
472             .type = QEMU_OPT_STRING,
473         },{
474             .name = "tls-channel",
475             .type = QEMU_OPT_STRING,
476         },{
477             .name = "plaintext-channel",
478             .type = QEMU_OPT_STRING,
479         },{
480             .name = "image-compression",
481             .type = QEMU_OPT_STRING,
482         },{
483             .name = "jpeg-wan-compression",
484             .type = QEMU_OPT_STRING,
485         },{
486             .name = "zlib-glz-wan-compression",
487             .type = QEMU_OPT_STRING,
488         },{
489             .name = "streaming-video",
490             .type = QEMU_OPT_STRING,
491         },{
492             .name = "agent-mouse",
493             .type = QEMU_OPT_BOOL,
494         },{
495             .name = "playback-compression",
496             .type = QEMU_OPT_BOOL,
497         },{
498             .name = "seamless-migration",
499             .type = QEMU_OPT_BOOL,
500         },{
501             .name = "display",
502             .type = QEMU_OPT_STRING,
503         },{
504             .name = "head",
505             .type = QEMU_OPT_NUMBER,
506 #ifdef HAVE_SPICE_GL
507         },{
508             .name = "gl",
509             .type = QEMU_OPT_BOOL,
510         },{
511             .name = "rendernode",
512             .type = QEMU_OPT_STRING,
513 #endif
514         },
515         { /* end of list */ }
516     },
517 };
518 
519 SpiceInfo *qmp_query_spice(Error **errp)
520 {
521     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
522     int port, tls_port;
523     const char *addr;
524     SpiceInfo *info;
525     unsigned int major;
526     unsigned int minor;
527     unsigned int micro;
528 
529     info = g_malloc0(sizeof(*info));
530 
531     if (!spice_server || !opts) {
532         info->enabled = false;
533         return info;
534     }
535 
536     info->enabled = true;
537     info->migrated = spice_migration_completed;
538 
539     addr = qemu_opt_get(opts, "addr");
540     port = qemu_opt_get_number(opts, "port", 0);
541     tls_port = qemu_opt_get_number(opts, "tls-port", 0);
542 
543     info->has_auth = true;
544     info->auth = g_strdup(auth);
545 
546     info->has_host = true;
547     info->host = g_strdup(addr ? addr : "*");
548 
549     info->has_compiled_version = true;
550     major = (SPICE_SERVER_VERSION & 0xff0000) >> 16;
551     minor = (SPICE_SERVER_VERSION & 0xff00) >> 8;
552     micro = SPICE_SERVER_VERSION & 0xff;
553     info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro);
554 
555     if (port) {
556         info->has_port = true;
557         info->port = port;
558     }
559     if (tls_port) {
560         info->has_tls_port = true;
561         info->tls_port = tls_port;
562     }
563 
564     info->mouse_mode = spice_server_is_server_mouse(spice_server) ?
565                        SPICE_QUERY_MOUSE_MODE_SERVER :
566                        SPICE_QUERY_MOUSE_MODE_CLIENT;
567 
568     /* for compatibility with the original command */
569     info->has_channels = true;
570     info->channels = qmp_query_spice_channels();
571 
572     return info;
573 }
574 
575 static void migration_state_notifier(Notifier *notifier, void *data)
576 {
577     MigrationState *s = data;
578 
579     if (!spice_have_target_host) {
580         return;
581     }
582 
583     if (migration_in_setup(s)) {
584         spice_server_migrate_start(spice_server);
585     } else if (migration_has_finished(s) ||
586                migration_in_postcopy_after_devices(s)) {
587         spice_server_migrate_end(spice_server, true);
588         spice_have_target_host = false;
589     } else if (migration_has_failed(s)) {
590         spice_server_migrate_end(spice_server, false);
591         spice_have_target_host = false;
592     }
593 }
594 
595 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
596                             const char *subject)
597 {
598     int ret;
599 
600     ret = spice_server_migrate_connect(spice_server, hostname,
601                                        port, tls_port, subject);
602     spice_have_target_host = true;
603     return ret;
604 }
605 
606 static int add_channel(void *opaque, const char *name, const char *value,
607                        Error **errp)
608 {
609     int security = 0;
610     int rc;
611 
612     if (strcmp(name, "tls-channel") == 0) {
613         int *tls_port = opaque;
614         if (!*tls_port) {
615             error_report("spice: tried to setup tls-channel"
616                          " without specifying a TLS port");
617             exit(1);
618         }
619         security = SPICE_CHANNEL_SECURITY_SSL;
620     }
621     if (strcmp(name, "plaintext-channel") == 0) {
622         security = SPICE_CHANNEL_SECURITY_NONE;
623     }
624     if (security == 0) {
625         return 0;
626     }
627     if (strcmp(value, "default") == 0) {
628         rc = spice_server_set_channel_security(spice_server, NULL, security);
629     } else {
630         rc = spice_server_set_channel_security(spice_server, value, security);
631     }
632     if (rc != 0) {
633         error_report("spice: failed to set channel security for %s", value);
634         exit(1);
635     }
636     return 0;
637 }
638 
639 static void vm_change_state_handler(void *opaque, int running,
640                                     RunState state)
641 {
642     if (running) {
643         qemu_spice_display_start();
644     } else {
645         qemu_spice_display_stop();
646     }
647 }
648 
649 void qemu_spice_init(void)
650 {
651     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
652     const char *password, *str, *x509_dir, *addr,
653         *x509_key_password = NULL,
654         *x509_dh_file = NULL,
655         *tls_ciphers = NULL;
656     char *x509_key_file = NULL,
657         *x509_cert_file = NULL,
658         *x509_cacert_file = NULL;
659     int port, tls_port, addr_flags;
660     spice_image_compression_t compression;
661     spice_wan_compression_t wan_compr;
662     bool seamless_migration;
663 
664     qemu_thread_get_self(&me);
665 
666     if (!opts) {
667         return;
668     }
669     port = qemu_opt_get_number(opts, "port", 0);
670     tls_port = qemu_opt_get_number(opts, "tls-port", 0);
671     if (port < 0 || port > 65535) {
672         error_report("spice port is out of range");
673         exit(1);
674     }
675     if (tls_port < 0 || tls_port > 65535) {
676         error_report("spice tls-port is out of range");
677         exit(1);
678     }
679     password = qemu_opt_get(opts, "password");
680 
681     if (tls_port) {
682         x509_dir = qemu_opt_get(opts, "x509-dir");
683         if (!x509_dir) {
684             x509_dir = ".";
685         }
686 
687         str = qemu_opt_get(opts, "x509-key-file");
688         if (str) {
689             x509_key_file = g_strdup(str);
690         } else {
691             x509_key_file = g_strdup_printf("%s/%s", x509_dir,
692                                             X509_SERVER_KEY_FILE);
693         }
694 
695         str = qemu_opt_get(opts, "x509-cert-file");
696         if (str) {
697             x509_cert_file = g_strdup(str);
698         } else {
699             x509_cert_file = g_strdup_printf("%s/%s", x509_dir,
700                                              X509_SERVER_CERT_FILE);
701         }
702 
703         str = qemu_opt_get(opts, "x509-cacert-file");
704         if (str) {
705             x509_cacert_file = g_strdup(str);
706         } else {
707             x509_cacert_file = g_strdup_printf("%s/%s", x509_dir,
708                                                X509_CA_CERT_FILE);
709         }
710 
711         x509_key_password = qemu_opt_get(opts, "x509-key-password");
712         x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file");
713         tls_ciphers = qemu_opt_get(opts, "tls-ciphers");
714     }
715 
716     addr = qemu_opt_get(opts, "addr");
717     addr_flags = 0;
718     if (qemu_opt_get_bool(opts, "ipv4", 0)) {
719         addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY;
720     } else if (qemu_opt_get_bool(opts, "ipv6", 0)) {
721         addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY;
722 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY
723     } else if (qemu_opt_get_bool(opts, "unix", 0)) {
724         addr_flags |= SPICE_ADDR_FLAG_UNIX_ONLY;
725 #endif
726     }
727 
728     spice_server = spice_server_new();
729     spice_server_set_addr(spice_server, addr ? addr : "", addr_flags);
730     if (port) {
731         spice_server_set_port(spice_server, port);
732     }
733     if (tls_port) {
734         spice_server_set_tls(spice_server, tls_port,
735                              x509_cacert_file,
736                              x509_cert_file,
737                              x509_key_file,
738                              x509_key_password,
739                              x509_dh_file,
740                              tls_ciphers);
741     }
742     if (password) {
743         qemu_spice_set_passwd(password, false, false);
744     }
745     if (qemu_opt_get_bool(opts, "sasl", 0)) {
746         if (spice_server_set_sasl(spice_server, 1) == -1) {
747             error_report("spice: failed to enable sasl");
748             exit(1);
749         }
750         auth = "sasl";
751     }
752     if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) {
753         auth = "none";
754         spice_server_set_noauth(spice_server);
755     }
756 
757     if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) {
758         spice_server_set_agent_copypaste(spice_server, false);
759     }
760 
761     if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) {
762 #if SPICE_SERVER_VERSION >= 0x000c04
763         spice_server_set_agent_file_xfer(spice_server, false);
764 #else
765         error_report("this qemu build does not support the "
766                      "\"disable-agent-file-xfer\" option");
767         exit(1);
768 #endif
769     }
770 
771     compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ;
772     str = qemu_opt_get(opts, "image-compression");
773     if (str) {
774         compression = parse_compression(str);
775     }
776     spice_server_set_image_compression(spice_server, compression);
777 
778     wan_compr = SPICE_WAN_COMPRESSION_AUTO;
779     str = qemu_opt_get(opts, "jpeg-wan-compression");
780     if (str) {
781         wan_compr = parse_wan_compression(str);
782     }
783     spice_server_set_jpeg_compression(spice_server, wan_compr);
784 
785     wan_compr = SPICE_WAN_COMPRESSION_AUTO;
786     str = qemu_opt_get(opts, "zlib-glz-wan-compression");
787     if (str) {
788         wan_compr = parse_wan_compression(str);
789     }
790     spice_server_set_zlib_glz_compression(spice_server, wan_compr);
791 
792     str = qemu_opt_get(opts, "streaming-video");
793     if (str) {
794         int streaming_video = parse_stream_video(str);
795         spice_server_set_streaming_video(spice_server, streaming_video);
796     } else {
797         spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF);
798     }
799 
800     spice_server_set_agent_mouse
801         (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1));
802     spice_server_set_playback_compression
803         (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1));
804 
805     qemu_opt_foreach(opts, add_channel, &tls_port, NULL);
806 
807     spice_server_set_name(spice_server, qemu_name);
808     spice_server_set_uuid(spice_server, (unsigned char *)&qemu_uuid);
809 
810     seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0);
811     spice_server_set_seamless_migration(spice_server, seamless_migration);
812     spice_server_set_sasl_appname(spice_server, "qemu");
813     if (spice_server_init(spice_server, &core_interface) != 0) {
814         error_report("failed to initialize spice server");
815         exit(1);
816     };
817     using_spice = 1;
818 
819     migration_state.notify = migration_state_notifier;
820     add_migration_state_change_notifier(&migration_state);
821     spice_migrate.base.sif = &migrate_interface.base;
822     qemu_spice_add_interface(&spice_migrate.base);
823 
824     qemu_spice_input_init();
825     qemu_spice_audio_init();
826 
827     qemu_add_vm_change_state_handler(vm_change_state_handler, NULL);
828     qemu_spice_display_stop();
829 
830     g_free(x509_key_file);
831     g_free(x509_cert_file);
832     g_free(x509_cacert_file);
833 
834 #if SPICE_SERVER_VERSION >= 0x000c02
835     qemu_spice_register_ports();
836 #endif
837 
838 #ifdef HAVE_SPICE_GL
839     if (qemu_opt_get_bool(opts, "gl", 0)) {
840         if ((port != 0) || (tls_port != 0)) {
841             error_report("SPICE GL support is local-only for now and "
842                          "incompatible with -spice port/tls-port");
843             exit(1);
844         }
845         if (egl_rendernode_init(qemu_opt_get(opts, "rendernode")) != 0) {
846             error_report("Failed to initialize EGL render node for SPICE GL");
847             exit(1);
848         }
849         display_opengl = 1;
850     }
851 #endif
852 }
853 
854 int qemu_spice_add_interface(SpiceBaseInstance *sin)
855 {
856     if (!spice_server) {
857         if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) {
858             error_report("Oops: spice configured but not active");
859             exit(1);
860         }
861         /*
862          * Create a spice server instance.
863          * It does *not* listen on the network.
864          * It handles QXL local rendering only.
865          *
866          * With a command line like '-vnc :0 -vga qxl' you'll end up here.
867          */
868         spice_server = spice_server_new();
869         spice_server_set_sasl_appname(spice_server, "qemu");
870         spice_server_init(spice_server, &core_interface);
871         qemu_add_vm_change_state_handler(vm_change_state_handler, NULL);
872     }
873 
874     return spice_server_add_interface(spice_server, sin);
875 }
876 
877 static GSList *spice_consoles;
878 
879 bool qemu_spice_have_display_interface(QemuConsole *con)
880 {
881     if (g_slist_find(spice_consoles, con)) {
882         return true;
883     }
884     return false;
885 }
886 
887 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con)
888 {
889     if (g_slist_find(spice_consoles, con)) {
890         return -1;
891     }
892     qxlin->id = qemu_console_get_index(con);
893     spice_consoles = g_slist_append(spice_consoles, con);
894     return qemu_spice_add_interface(&qxlin->base);
895 }
896 
897 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn)
898 {
899     time_t lifetime, now = time(NULL);
900     char *passwd;
901 
902     if (now < auth_expires) {
903         passwd = auth_passwd;
904         lifetime = (auth_expires - now);
905         if (lifetime > INT_MAX) {
906             lifetime = INT_MAX;
907         }
908     } else {
909         passwd = NULL;
910         lifetime = 1;
911     }
912     return spice_server_set_ticket(spice_server, passwd, lifetime,
913                                    fail_if_conn, disconnect_if_conn);
914 }
915 
916 int qemu_spice_set_passwd(const char *passwd,
917                           bool fail_if_conn, bool disconnect_if_conn)
918 {
919     if (strcmp(auth, "spice") != 0) {
920         return -1;
921     }
922 
923     g_free(auth_passwd);
924     auth_passwd = g_strdup(passwd);
925     return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn);
926 }
927 
928 int qemu_spice_set_pw_expire(time_t expires)
929 {
930     auth_expires = expires;
931     return qemu_spice_set_ticket(false, false);
932 }
933 
934 int qemu_spice_display_add_client(int csock, int skipauth, int tls)
935 {
936     if (tls) {
937         return spice_server_add_ssl_client(spice_server, csock, skipauth);
938     } else {
939         return spice_server_add_client(spice_server, csock, skipauth);
940     }
941 }
942 
943 void qemu_spice_display_start(void)
944 {
945     spice_display_is_running = true;
946     spice_server_vm_start(spice_server);
947 }
948 
949 void qemu_spice_display_stop(void)
950 {
951     spice_server_vm_stop(spice_server);
952     spice_display_is_running = false;
953 }
954 
955 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd)
956 {
957     return spice_display_is_running;
958 }
959 
960 static void spice_register_config(void)
961 {
962     qemu_add_opts(&qemu_spice_opts);
963 }
964 opts_init(spice_register_config);
965