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.h"
  23
  24 #include "qemu-common.h"
  25 #include "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_socket.h"
  31 #include "qmp-commands.h"
  32 #include "qint.h"
  33 #include "qbool.h"
  34 #include "qstring.h"
  35 #include "qjson.h"
  36 #include "notify.h"
  37 #include "migration.h"
  38 #include "monitor.h"
  39 #include "hw/hw.h"
  40
  41 /* core bits */
  42
  43 static SpiceServer *spice_server;
  44 static Notifier migration_state;
  45 static const char *auth = "spice";
  46 static char *auth_passwd;
  47 static time_t auth_expires = TIME_MAX;
  48 int using_spice = 0;
  49
  50 static QemuThread me;
  51
  52 struct SpiceTimer {
  53     QEMUTimer *timer;
  54     QTAILQ_ENTRY(SpiceTimer) next;
  55 };
  56 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers);
  57
  58 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque)
  59 {
  60     SpiceTimer *timer;
  61
  62     timer = g_malloc0(sizeof(*timer));
  63     timer->timer = qemu_new_timer_ms(rt_clock, func, opaque);
  64     QTAILQ_INSERT_TAIL(&timers, timer, next);
  65     return timer;
  66 }
  67
  68 static void timer_start(SpiceTimer *timer, uint32_t ms)
  69 {
  70     qemu_mod_timer(timer->timer, qemu_get_clock_ms(rt_clock) + ms);
  71 }
  72
  73 static void timer_cancel(SpiceTimer *timer)
  74 {
  75     qemu_del_timer(timer->timer);
  76 }
  77
  78 static void timer_remove(SpiceTimer *timer)
  79 {
  80     qemu_del_timer(timer->timer);
  81     qemu_free_timer(timer->timer);
  82     QTAILQ_REMOVE(&timers, timer, next);
  83     g_free(timer);
  84 }
  85
  86 struct SpiceWatch {
  87     int fd;
  88     int event_mask;
  89     SpiceWatchFunc func;
  90     void *opaque;
  91     QTAILQ_ENTRY(SpiceWatch) next;
  92 };
  93 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches);
  94
  95 static void watch_read(void *opaque)
  96 {
  97     SpiceWatch *watch = opaque;
  98     watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque);
  99 }
 100
 101 static void watch_write(void *opaque)
 102 {
 103     SpiceWatch *watch = opaque;
 104     watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque);
 105 }
 106
 107 static void watch_update_mask(SpiceWatch *watch, int event_mask)
 108 {
 109     IOHandler *on_read = NULL;
 110     IOHandler *on_write = NULL;
 111
 112     watch->event_mask = event_mask;
 113     if (watch->event_mask & SPICE_WATCH_EVENT_READ) {
 114         on_read = watch_read;
 115     }
 116     if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) {
 117         on_write = watch_write;
 118     }
 119     qemu_set_fd_handler(watch->fd, on_read, on_write, watch);
 120 }
 121
 122 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque)
 123 {
 124     SpiceWatch *watch;
 125
 126     watch = g_malloc0(sizeof(*watch));
 127     watch->fd     = fd;
 128     watch->func   = func;
 129     watch->opaque = opaque;
 130     QTAILQ_INSERT_TAIL(&watches, watch, next);
 131
 132     watch_update_mask(watch, event_mask);
 133     return watch;
 134 }
 135
 136 static void watch_remove(SpiceWatch *watch)
 137 {
 138     qemu_set_fd_handler(watch->fd, NULL, NULL, NULL);
 139     QTAILQ_REMOVE(&watches, watch, next);
 140     g_free(watch);
 141 }
 142
 143 typedef struct ChannelList ChannelList;
 144 struct ChannelList {
 145     SpiceChannelEventInfo *info;
 146     QTAILQ_ENTRY(ChannelList) link;
 147 };
 148 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list);
 149
 150 static void channel_list_add(SpiceChannelEventInfo *info)
 151 {
 152     ChannelList *item;
 153
 154     item = g_malloc0(sizeof(*item));
 155     item->info = info;
 156     QTAILQ_INSERT_TAIL(&channel_list, item, link);
 157 }
 158
 159 static void channel_list_del(SpiceChannelEventInfo *info)
 160 {
 161     ChannelList *item;
 162
 163     QTAILQ_FOREACH(item, &channel_list, link) {
 164         if (item->info != info) {
 165             continue;
 166         }
 167         QTAILQ_REMOVE(&channel_list, item, link);
 168         g_free(item);
 169         return;
 170     }
 171 }
 172
 173 static void add_addr_info(QDict *dict, struct sockaddr *addr, int len)
 174 {
 175     char host[NI_MAXHOST], port[NI_MAXSERV];
 176     const char *family;
 177
 178     getnameinfo(addr, len, host, sizeof(host), port, sizeof(port),
 179                 NI_NUMERICHOST | NI_NUMERICSERV);
 180     family = inet_strfamily(addr->sa_family);
 181
 182     qdict_put(dict, "host", qstring_from_str(host));
 183     qdict_put(dict, "port", qstring_from_str(port));
 184     qdict_put(dict, "family", qstring_from_str(family));
 185 }
 186
 187 static void add_channel_info(QDict *dict, SpiceChannelEventInfo *info)
 188 {
 189     int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
 190
 191     qdict_put(dict, "connection-id", qint_from_int(info->connection_id));
 192     qdict_put(dict, "channel-type", qint_from_int(info->type));
 193     qdict_put(dict, "channel-id", qint_from_int(info->id));
 194     qdict_put(dict, "tls", qbool_from_int(tls));
 195 }
 196
 197 static void channel_event(int event, SpiceChannelEventInfo *info)
 198 {
 199     static const int qevent[] = {
 200         [ SPICE_CHANNEL_EVENT_CONNECTED    ] = QEVENT_SPICE_CONNECTED,
 201         [ SPICE_CHANNEL_EVENT_INITIALIZED  ] = QEVENT_SPICE_INITIALIZED,
 202         [ SPICE_CHANNEL_EVENT_DISCONNECTED ] = QEVENT_SPICE_DISCONNECTED,
 203     };
 204     QDict *server, *client;
 205     QObject *data;
 206
 207     /*
 208      * Spice server might have called us from spice worker thread
 209      * context (happens on display channel disconnects).  Spice should
 210      * not do that.  It isn't that easy to fix it in spice and even
 211      * when it is fixed we still should cover the already released
 212      * spice versions.  So detect that we've been called from another
 213      * thread and grab the iothread lock if so before calling qemu
 214      * functions.
 215      */
 216     bool need_lock = !qemu_thread_is_self(&me);
 217     if (need_lock) {
 218         qemu_mutex_lock_iothread();
 219     }
 220
 221     client = qdict_new();
 222     server = qdict_new();
 223
 224 #ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT
 225     if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) {
 226         add_addr_info(client, (struct sockaddr *)&info->paddr_ext,
 227                       info->plen_ext);
 228         add_addr_info(server, (struct sockaddr *)&info->laddr_ext,
 229                       info->llen_ext);
 230     } else {
 231         error_report("spice: %s, extended address is expected",
 232                      __func__);
 233 #endif
 234         add_addr_info(client, &info->paddr, info->plen);
 235         add_addr_info(server, &info->laddr, info->llen);
 236 #ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT
 237     }
 238 #endif
 239
 240     if (event == SPICE_CHANNEL_EVENT_INITIALIZED) {
 241         qdict_put(server, "auth", qstring_from_str(auth));
 242         add_channel_info(client, info);
 243         channel_list_add(info);
 244     }
 245     if (event == SPICE_CHANNEL_EVENT_DISCONNECTED) {
 246         channel_list_del(info);
 247     }
 248
 249     data = qobject_from_jsonf("{ 'client': %p, 'server': %p }",
 250                               QOBJECT(client), QOBJECT(server));
 251     monitor_protocol_event(qevent[event], data);
 252     qobject_decref(data);
 253
 254     if (need_lock) {
 255         qemu_mutex_unlock_iothread();
 256     }
 257 }
 258
 259 static SpiceCoreInterface core_interface = {
 260     .base.type          = SPICE_INTERFACE_CORE,
 261     .base.description   = "qemu core services",
 262     .base.major_version = SPICE_INTERFACE_CORE_MAJOR,
 263     .base.minor_version = SPICE_INTERFACE_CORE_MINOR,
 264
 265     .timer_add          = timer_add,
 266     .timer_start        = timer_start,
 267     .timer_cancel       = timer_cancel,
 268     .timer_remove       = timer_remove,
 269
 270     .watch_add          = watch_add,
 271     .watch_update_mask  = watch_update_mask,
 272     .watch_remove       = watch_remove,
 273
 274     .channel_event      = channel_event,
 275 };
 276
 277 #ifdef SPICE_INTERFACE_MIGRATION
 278 typedef struct SpiceMigration {
 279     SpiceMigrateInstance sin;
 280     struct {
 281         MonitorCompletion *cb;
 282         void *opaque;
 283     } connect_complete;
 284 } SpiceMigration;
 285
 286 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin);
 287
 288 static const SpiceMigrateInterface migrate_interface = {
 289     .base.type = SPICE_INTERFACE_MIGRATION,
 290     .base.description = "migration",
 291     .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR,
 292     .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR,
 293     .migrate_connect_complete = migrate_connect_complete_cb,
 294     .migrate_end_complete = NULL,
 295 };
 296
 297 static SpiceMigration spice_migrate;
 298
 299 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin)
 300 {
 301     SpiceMigration *sm = container_of(sin, SpiceMigration, sin);
 302     if (sm->connect_complete.cb) {
 303         sm->connect_complete.cb(sm->connect_complete.opaque, NULL);
 304     }
 305     sm->connect_complete.cb = NULL;
 306 }
 307 #endif
 308
 309 /* config string parsing */
 310
 311 static int name2enum(const char *string, const char *table[], int entries)
 312 {
 313     int i;
 314
 315     if (string) {
 316         for (i = 0; i < entries; i++) {
 317             if (!table[i]) {
 318                 continue;
 319             }
 320             if (strcmp(string, table[i]) != 0) {
 321                 continue;
 322             }
 323             return i;
 324         }
 325     }
 326     return -1;
 327 }
 328
 329 static int parse_name(const char *string, const char *optname,
 330                       const char *table[], int entries)
 331 {
 332     int value = name2enum(string, table, entries);
 333
 334     if (value != -1) {
 335         return value;
 336     }
 337     error_report("spice: invalid %s: %s", optname, string);
 338     exit(1);
 339 }
 340
 341 static const char *stream_video_names[] = {
 342     [ SPICE_STREAM_VIDEO_OFF ]    = "off",
 343     [ SPICE_STREAM_VIDEO_ALL ]    = "all",
 344     [ SPICE_STREAM_VIDEO_FILTER ] = "filter",
 345 };
 346 #define parse_stream_video(_name) \
 347     name2enum(_name, stream_video_names, ARRAY_SIZE(stream_video_names))
 348
 349 static const char *compression_names[] = {
 350     [ SPICE_IMAGE_COMPRESS_OFF ]      = "off",
 351     [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz",
 352     [ SPICE_IMAGE_COMPRESS_AUTO_LZ ]  = "auto_lz",
 353     [ SPICE_IMAGE_COMPRESS_QUIC ]     = "quic",
 354     [ SPICE_IMAGE_COMPRESS_GLZ ]      = "glz",
 355     [ SPICE_IMAGE_COMPRESS_LZ ]       = "lz",
 356 };
 357 #define parse_compression(_name)                                        \
 358     parse_name(_name, "image compression",                              \
 359                compression_names, ARRAY_SIZE(compression_names))
 360
 361 static const char *wan_compression_names[] = {
 362     [ SPICE_WAN_COMPRESSION_AUTO   ] = "auto",
 363     [ SPICE_WAN_COMPRESSION_NEVER  ] = "never",
 364     [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always",
 365 };
 366 #define parse_wan_compression(_name)                                    \
 367     parse_name(_name, "wan compression",                                \
 368                wan_compression_names, ARRAY_SIZE(wan_compression_names))
 369
 370 /* functions for the rest of qemu */
 371
 372 static SpiceChannelList *qmp_query_spice_channels(void)
 373 {
 374     SpiceChannelList *cur_item = NULL, *head = NULL;
 375     ChannelList *item;
 376
 377     QTAILQ_FOREACH(item, &channel_list, link) {
 378         SpiceChannelList *chan;
 379         char host[NI_MAXHOST], port[NI_MAXSERV];
 380         struct sockaddr *paddr;
 381         socklen_t plen;
 382
 383         chan = g_malloc0(sizeof(*chan));
 384         chan->value = g_malloc0(sizeof(*chan->value));
 385
 386 #ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT
 387         if (item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) {
 388             paddr = (struct sockaddr *)&item->info->paddr_ext;
 389             plen = item->info->plen_ext;
 390         } else {
 391 #endif
 392             paddr = &item->info->paddr;
 393             plen = item->info->plen;
 394 #ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT
 395         }
 396 #endif
 397
 398         getnameinfo(paddr, plen,
 399                     host, sizeof(host), port, sizeof(port),
 400                     NI_NUMERICHOST | NI_NUMERICSERV);
 401         chan->value->host = g_strdup(host);
 402         chan->value->port = g_strdup(port);
 403         chan->value->family = g_strdup(inet_strfamily(paddr->sa_family));
 404
 405         chan->value->connection_id = item->info->connection_id;
 406         chan->value->channel_type = item->info->type;
 407         chan->value->channel_id = item->info->id;
 408         chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
 409
 410        /* XXX: waiting for the qapi to support GSList */
 411         if (!cur_item) {
 412             head = cur_item = chan;
 413         } else {
 414             cur_item->next = chan;
 415             cur_item = chan;
 416         }
 417     }
 418
 419     return head;
 420 }
 421
 422 SpiceInfo *qmp_query_spice(Error **errp)
 423 {
 424     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
 425     int port, tls_port;
 426     const char *addr;
 427     SpiceInfo *info;
 428     char version_string[20]; /* 12 = |255.255.255\0| is the max */
 429
 430     info = g_malloc0(sizeof(*info));
 431
 432     if (!spice_server || !opts) {
 433         info->enabled = false;
 434         return info;
 435     }
 436
 437     info->enabled = true;
 438
 439     addr = qemu_opt_get(opts, "addr");
 440     port = qemu_opt_get_number(opts, "port", 0);
 441     tls_port = qemu_opt_get_number(opts, "tls-port", 0);
 442
 443     info->has_auth = true;
 444     info->auth = g_strdup(auth);
 445
 446     info->has_host = true;
 447     info->host = g_strdup(addr ? addr : "0.0.0.0");
 448
 449     info->has_compiled_version = true;
 450     snprintf(version_string, sizeof(version_string), "%d.%d.%d",
 451              (SPICE_SERVER_VERSION & 0xff0000) >> 16,
 452              (SPICE_SERVER_VERSION & 0xff00) >> 8,
 453              SPICE_SERVER_VERSION & 0xff);
 454     info->compiled_version = g_strdup(version_string);
 455
 456     if (port) {
 457         info->has_port = true;
 458         info->port = port;
 459     }
 460     if (tls_port) {
 461         info->has_tls_port = true;
 462         info->tls_port = tls_port;
 463     }
 464
 465     /* for compatibility with the original command */
 466     info->has_channels = true;
 467     info->channels = qmp_query_spice_channels();
 468
 469     return info;
 470 }
 471
 472 static void migration_state_notifier(Notifier *notifier, void *data)
 473 {
 474     MigrationState *s = data;
 475
 476     if (migration_is_active(s)) {
 477 #ifdef SPICE_INTERFACE_MIGRATION
 478         spice_server_migrate_start(spice_server);
 479 #endif
 480     } else if (migration_has_finished(s)) {
 481 #ifndef SPICE_INTERFACE_MIGRATION
 482         spice_server_migrate_switch(spice_server);
 483 #else
 484         spice_server_migrate_end(spice_server, true);
 485     } else if (migration_has_failed(s)) {
 486         spice_server_migrate_end(spice_server, false);
 487 #endif
 488     }
 489 }
 490
 491 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
 492                             const char *subject,
 493                             MonitorCompletion *cb, void *opaque)
 494 {
 495     int ret;
 496 #ifdef SPICE_INTERFACE_MIGRATION
 497     spice_migrate.connect_complete.cb = cb;
 498     spice_migrate.connect_complete.opaque = opaque;
 499     ret = spice_server_migrate_connect(spice_server, hostname,
 500                                        port, tls_port, subject);
 501 #else
 502     ret = spice_server_migrate_info(spice_server, hostname,
 503                                     port, tls_port, subject);
 504     cb(opaque, NULL);
 505 #endif
 506     return ret;
 507 }
 508
 509 static int add_channel(const char *name, const char *value, void *opaque)
 510 {
 511     int security = 0;
 512     int rc;
 513
 514     if (strcmp(name, "tls-channel") == 0) {
 515         int *tls_port = opaque;
 516         if (!*tls_port) {
 517             error_report("spice: tried to setup tls-channel"
 518                          " without specifying a TLS port");
 519             exit(1);
 520         }
 521         security = SPICE_CHANNEL_SECURITY_SSL;
 522     }
 523     if (strcmp(name, "plaintext-channel") == 0) {
 524         security = SPICE_CHANNEL_SECURITY_NONE;
 525     }
 526     if (security == 0) {
 527         return 0;
 528     }
 529     if (strcmp(value, "default") == 0) {
 530         rc = spice_server_set_channel_security(spice_server, NULL, security);
 531     } else {
 532         rc = spice_server_set_channel_security(spice_server, value, security);
 533     }
 534     if (rc != 0) {
 535         error_report("spice: failed to set channel security for %s", value);
 536         exit(1);
 537     }
 538     return 0;
 539 }
 540
 541 void qemu_spice_init(void)
 542 {
 543     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
 544     const char *password, *str, *x509_dir, *addr,
 545         *x509_key_password = NULL,
 546         *x509_dh_file = NULL,
 547         *tls_ciphers = NULL;
 548     char *x509_key_file = NULL,
 549         *x509_cert_file = NULL,
 550         *x509_cacert_file = NULL;
 551     int port, tls_port, len, addr_flags;
 552     spice_image_compression_t compression;
 553     spice_wan_compression_t wan_compr;
 554
 555     qemu_thread_get_self(&me);
 556
 557     if (!opts) {
 558         return;
 559     }
 560     port = qemu_opt_get_number(opts, "port", 0);
 561     tls_port = qemu_opt_get_number(opts, "tls-port", 0);
 562     if (!port && !tls_port) {
 563         error_report("neither port nor tls-port specified for spice");
 564         exit(1);
 565     }
 566     if (port < 0 || port > 65535) {
 567         error_report("spice port is out of range");
 568         exit(1);
 569     }
 570     if (tls_port < 0 || tls_port > 65535) {
 571         error_report("spice tls-port is out of range");
 572         exit(1);
 573     }
 574     password = qemu_opt_get(opts, "password");
 575
 576     if (tls_port) {
 577         x509_dir = qemu_opt_get(opts, "x509-dir");
 578         if (NULL == x509_dir) {
 579             x509_dir = ".";
 580         }
 581         len = strlen(x509_dir) + 32;
 582
 583         str = qemu_opt_get(opts, "x509-key-file");
 584         if (str) {
 585             x509_key_file = g_strdup(str);
 586         } else {
 587             x509_key_file = g_malloc(len);
 588             snprintf(x509_key_file, len, "%s/%s", x509_dir, X509_SERVER_KEY_FILE);
 589         }
 590
 591         str = qemu_opt_get(opts, "x509-cert-file");
 592         if (str) {
 593             x509_cert_file = g_strdup(str);
 594         } else {
 595             x509_cert_file = g_malloc(len);
 596             snprintf(x509_cert_file, len, "%s/%s", x509_dir, X509_SERVER_CERT_FILE);
 597         }
 598
 599         str = qemu_opt_get(opts, "x509-cacert-file");
 600         if (str) {
 601             x509_cacert_file = g_strdup(str);
 602         } else {
 603             x509_cacert_file = g_malloc(len);
 604             snprintf(x509_cacert_file, len, "%s/%s", x509_dir, X509_CA_CERT_FILE);
 605         }
 606
 607         x509_key_password = qemu_opt_get(opts, "x509-key-password");
 608         x509_dh_file = qemu_opt_get(opts, "x509-dh-file");
 609         tls_ciphers = qemu_opt_get(opts, "tls-ciphers");
 610     }
 611
 612     addr = qemu_opt_get(opts, "addr");
 613     addr_flags = 0;
 614     if (qemu_opt_get_bool(opts, "ipv4", 0)) {
 615         addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY;
 616     } else if (qemu_opt_get_bool(opts, "ipv6", 0)) {
 617         addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY;
 618     }
 619
 620     spice_server = spice_server_new();
 621     spice_server_set_addr(spice_server, addr ? addr : "", addr_flags);
 622     if (port) {
 623         spice_server_set_port(spice_server, port);
 624     }
 625     if (tls_port) {
 626         spice_server_set_tls(spice_server, tls_port,
 627                              x509_cacert_file,
 628                              x509_cert_file,
 629                              x509_key_file,
 630                              x509_key_password,
 631                              x509_dh_file,
 632                              tls_ciphers);
 633     }
 634     if (password) {
 635         spice_server_set_ticket(spice_server, password, 0, 0, 0);
 636     }
 637     if (qemu_opt_get_bool(opts, "sasl", 0)) {
 638 #if SPICE_SERVER_VERSION >= 0x000900 /* 0.9.0 */
 639         if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 ||
 640             spice_server_set_sasl(spice_server, 1) == -1) {
 641             error_report("spice: failed to enable sasl");
 642             exit(1);
 643         }
 644 #else
 645         error_report("spice: sasl is not available (spice >= 0.9 required)");
 646         exit(1);
 647 #endif
 648     }
 649     if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) {
 650         auth = "none";
 651         spice_server_set_noauth(spice_server);
 652     }
 653
 654     if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) {
 655         spice_server_set_agent_copypaste(spice_server, false);
 656     }
 657
 658     compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ;
 659     str = qemu_opt_get(opts, "image-compression");
 660     if (str) {
 661         compression = parse_compression(str);
 662     }
 663     spice_server_set_image_compression(spice_server, compression);
 664
 665     wan_compr = SPICE_WAN_COMPRESSION_AUTO;
 666     str = qemu_opt_get(opts, "jpeg-wan-compression");
 667     if (str) {
 668         wan_compr = parse_wan_compression(str);
 669     }
 670     spice_server_set_jpeg_compression(spice_server, wan_compr);
 671
 672     wan_compr = SPICE_WAN_COMPRESSION_AUTO;
 673     str = qemu_opt_get(opts, "zlib-glz-wan-compression");
 674     if (str) {
 675         wan_compr = parse_wan_compression(str);
 676     }
 677     spice_server_set_zlib_glz_compression(spice_server, wan_compr);
 678
 679     str = qemu_opt_get(opts, "streaming-video");
 680     if (str) {
 681         int streaming_video = parse_stream_video(str);
 682         spice_server_set_streaming_video(spice_server, streaming_video);
 683     }
 684
 685     spice_server_set_agent_mouse
 686         (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1));
 687     spice_server_set_playback_compression
 688         (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1));
 689
 690     qemu_opt_foreach(opts, add_channel, &tls_port, 0);
 691
 692 #if SPICE_SERVER_VERSION >= 0x000a02 /* 0.10.2 */
 693     spice_server_set_name(spice_server, qemu_name);
 694     spice_server_set_uuid(spice_server, qemu_uuid);
 695 #endif
 696
 697     if (0 != spice_server_init(spice_server, &core_interface)) {
 698         error_report("failed to initialize spice server");
 699         exit(1);
 700     };
 701     using_spice = 1;
 702
 703     migration_state.notify = migration_state_notifier;
 704     add_migration_state_change_notifier(&migration_state);
 705 #ifdef SPICE_INTERFACE_MIGRATION
 706     spice_migrate.sin.base.sif = &migrate_interface.base;
 707     spice_migrate.connect_complete.cb = NULL;
 708     qemu_spice_add_interface(&spice_migrate.sin.base);
 709 #endif
 710
 711     qemu_spice_input_init();
 712     qemu_spice_audio_init();
 713
 714     g_free(x509_key_file);
 715     g_free(x509_cert_file);
 716     g_free(x509_cacert_file);
 717 }
 718
 719 int qemu_spice_add_interface(SpiceBaseInstance *sin)
 720 {
 721     if (!spice_server) {
 722         if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) {
 723             error_report("Oops: spice configured but not active");
 724             exit(1);
 725         }
 726         /*
 727          * Create a spice server instance.
 728          * It does *not* listen on the network.
 729          * It handles QXL local rendering only.
 730          *
 731          * With a command line like '-vnc :0 -vga qxl' you'll end up here.
 732          */
 733         spice_server = spice_server_new();
 734         spice_server_init(spice_server, &core_interface);
 735     }
 736     return spice_server_add_interface(spice_server, sin);
 737 }
 738
 739 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn)
 740 {
 741     time_t lifetime, now = time(NULL);
 742     char *passwd;
 743
 744     if (now < auth_expires) {
 745         passwd = auth_passwd;
 746         lifetime = (auth_expires - now);
 747         if (lifetime > INT_MAX) {
 748             lifetime = INT_MAX;
 749         }
 750     } else {
 751         passwd = NULL;
 752         lifetime = 1;
 753     }
 754     return spice_server_set_ticket(spice_server, passwd, lifetime,
 755                                    fail_if_conn, disconnect_if_conn);
 756 }
 757
 758 int qemu_spice_set_passwd(const char *passwd,
 759                           bool fail_if_conn, bool disconnect_if_conn)
 760 {
 761     free(auth_passwd);
 762     auth_passwd = strdup(passwd);
 763     return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn);
 764 }
 765
 766 int qemu_spice_set_pw_expire(time_t expires)
 767 {
 768     auth_expires = expires;
 769     return qemu_spice_set_ticket(false, false);
 770 }
 771
 772 int qemu_spice_display_add_client(int csock, int skipauth, int tls)
 773 {
 774 #if SPICE_SERVER_VERSION >= 0x000a01
 775     if (tls) {
 776         return spice_server_add_ssl_client(spice_server, csock, skipauth);
 777     } else {
 778         return spice_server_add_client(spice_server, csock, skipauth);
 779     }
 780 #else
 781     return -1;
 782 #endif
 783 }
 784
 785 static void spice_register_config(void)
 786 {
 787     qemu_add_opts(&qemu_spice_opts);
 788 }
 789 machine_init(spice_register_config);