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     parse_name(_name, "stream video control", \
 348                stream_video_names, ARRAY_SIZE(stream_video_names))
 349
 350 static const char *compression_names[] = {
 351     [ SPICE_IMAGE_COMPRESS_OFF ]      = "off",
 352     [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz",
 353     [ SPICE_IMAGE_COMPRESS_AUTO_LZ ]  = "auto_lz",
 354     [ SPICE_IMAGE_COMPRESS_QUIC ]     = "quic",
 355     [ SPICE_IMAGE_COMPRESS_GLZ ]      = "glz",
 356     [ SPICE_IMAGE_COMPRESS_LZ ]       = "lz",
 357 };
 358 #define parse_compression(_name)                                        \
 359     parse_name(_name, "image compression",                              \
 360                compression_names, ARRAY_SIZE(compression_names))
 361
 362 static const char *wan_compression_names[] = {
 363     [ SPICE_WAN_COMPRESSION_AUTO   ] = "auto",
 364     [ SPICE_WAN_COMPRESSION_NEVER  ] = "never",
 365     [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always",
 366 };
 367 #define parse_wan_compression(_name)                                    \
 368     parse_name(_name, "wan compression",                                \
 369                wan_compression_names, ARRAY_SIZE(wan_compression_names))
 370
 371 /* functions for the rest of qemu */
 372
 373 static SpiceChannelList *qmp_query_spice_channels(void)
 374 {
 375     SpiceChannelList *cur_item = NULL, *head = NULL;
 376     ChannelList *item;
 377
 378     QTAILQ_FOREACH(item, &channel_list, link) {
 379         SpiceChannelList *chan;
 380         char host[NI_MAXHOST], port[NI_MAXSERV];
 381         struct sockaddr *paddr;
 382         socklen_t plen;
 383
 384         chan = g_malloc0(sizeof(*chan));
 385         chan->value = g_malloc0(sizeof(*chan->value));
 386
 387 #ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT
 388         if (item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) {
 389             paddr = (struct sockaddr *)&item->info->paddr_ext;
 390             plen = item->info->plen_ext;
 391         } else {
 392 #endif
 393             paddr = &item->info->paddr;
 394             plen = item->info->plen;
 395 #ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT
 396         }
 397 #endif
 398
 399         getnameinfo(paddr, plen,
 400                     host, sizeof(host), port, sizeof(port),
 401                     NI_NUMERICHOST | NI_NUMERICSERV);
 402         chan->value->host = g_strdup(host);
 403         chan->value->port = g_strdup(port);
 404         chan->value->family = g_strdup(inet_strfamily(paddr->sa_family));
 405
 406         chan->value->connection_id = item->info->connection_id;
 407         chan->value->channel_type = item->info->type;
 408         chan->value->channel_id = item->info->id;
 409         chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
 410
 411        /* XXX: waiting for the qapi to support GSList */
 412         if (!cur_item) {
 413             head = cur_item = chan;
 414         } else {
 415             cur_item->next = chan;
 416             cur_item = chan;
 417         }
 418     }
 419
 420     return head;
 421 }
 422
 423 SpiceInfo *qmp_query_spice(Error **errp)
 424 {
 425     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
 426     int port, tls_port;
 427     const char *addr;
 428     SpiceInfo *info;
 429     char version_string[20]; /* 12 = |255.255.255\0| is the max */
 430
 431     info = g_malloc0(sizeof(*info));
 432
 433     if (!spice_server || !opts) {
 434         info->enabled = false;
 435         return info;
 436     }
 437
 438     info->enabled = true;
 439
 440     addr = qemu_opt_get(opts, "addr");
 441     port = qemu_opt_get_number(opts, "port", 0);
 442     tls_port = qemu_opt_get_number(opts, "tls-port", 0);
 443
 444     info->has_auth = true;
 445     info->auth = g_strdup(auth);
 446
 447     info->has_host = true;
 448     info->host = g_strdup(addr ? addr : "0.0.0.0");
 449
 450     info->has_compiled_version = true;
 451     snprintf(version_string, sizeof(version_string), "%d.%d.%d",
 452              (SPICE_SERVER_VERSION & 0xff0000) >> 16,
 453              (SPICE_SERVER_VERSION & 0xff00) >> 8,
 454              SPICE_SERVER_VERSION & 0xff);
 455     info->compiled_version = g_strdup(version_string);
 456
 457     if (port) {
 458         info->has_port = true;
 459         info->port = port;
 460     }
 461     if (tls_port) {
 462         info->has_tls_port = true;
 463         info->tls_port = tls_port;
 464     }
 465
 466 #if SPICE_SERVER_VERSION >= 0x000a03 /* 0.10.3 */
 467     info->mouse_mode = spice_server_is_server_mouse(spice_server) ?
 468                        SPICE_QUERY_MOUSE_MODE_SERVER :
 469                        SPICE_QUERY_MOUSE_MODE_CLIENT;
 470 #else
 471     info->mouse_mode = SPICE_QUERY_MOUSE_MODE_UNKNOWN;
 472 #endif
 473     /* for compatibility with the original command */
 474     info->has_channels = true;
 475     info->channels = qmp_query_spice_channels();
 476
 477     return info;
 478 }
 479
 480 static void migration_state_notifier(Notifier *notifier, void *data)
 481 {
 482     MigrationState *s = data;
 483
 484     if (migration_is_active(s)) {
 485 #ifdef SPICE_INTERFACE_MIGRATION
 486         spice_server_migrate_start(spice_server);
 487 #endif
 488     } else if (migration_has_finished(s)) {
 489 #ifndef SPICE_INTERFACE_MIGRATION
 490         spice_server_migrate_switch(spice_server);
 491 #else
 492         spice_server_migrate_end(spice_server, true);
 493     } else if (migration_has_failed(s)) {
 494         spice_server_migrate_end(spice_server, false);
 495 #endif
 496     }
 497 }
 498
 499 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
 500                             const char *subject,
 501                             MonitorCompletion *cb, void *opaque)
 502 {
 503     int ret;
 504 #ifdef SPICE_INTERFACE_MIGRATION
 505     spice_migrate.connect_complete.cb = cb;
 506     spice_migrate.connect_complete.opaque = opaque;
 507     ret = spice_server_migrate_connect(spice_server, hostname,
 508                                        port, tls_port, subject);
 509 #else
 510     ret = spice_server_migrate_info(spice_server, hostname,
 511                                     port, tls_port, subject);
 512     cb(opaque, NULL);
 513 #endif
 514     return ret;
 515 }
 516
 517 static int add_channel(const char *name, const char *value, void *opaque)
 518 {
 519     int security = 0;
 520     int rc;
 521
 522     if (strcmp(name, "tls-channel") == 0) {
 523         int *tls_port = opaque;
 524         if (!*tls_port) {
 525             error_report("spice: tried to setup tls-channel"
 526                          " without specifying a TLS port");
 527             exit(1);
 528         }
 529         security = SPICE_CHANNEL_SECURITY_SSL;
 530     }
 531     if (strcmp(name, "plaintext-channel") == 0) {
 532         security = SPICE_CHANNEL_SECURITY_NONE;
 533     }
 534     if (security == 0) {
 535         return 0;
 536     }
 537     if (strcmp(value, "default") == 0) {
 538         rc = spice_server_set_channel_security(spice_server, NULL, security);
 539     } else {
 540         rc = spice_server_set_channel_security(spice_server, value, security);
 541     }
 542     if (rc != 0) {
 543         error_report("spice: failed to set channel security for %s", value);
 544         exit(1);
 545     }
 546     return 0;
 547 }
 548
 549 static void vm_change_state_handler(void *opaque, int running,
 550                                     RunState state)
 551 {
 552 #if SPICE_SERVER_VERSION >= 0x000b02 /* 0.11.2 */
 553     if (running) {
 554         spice_server_vm_start(spice_server);
 555     } else {
 556         spice_server_vm_stop(spice_server);
 557     }
 558 #endif
 559 }
 560
 561 void qemu_spice_init(void)
 562 {
 563     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
 564     const char *password, *str, *x509_dir, *addr,
 565         *x509_key_password = NULL,
 566         *x509_dh_file = NULL,
 567         *tls_ciphers = NULL;
 568     char *x509_key_file = NULL,
 569         *x509_cert_file = NULL,
 570         *x509_cacert_file = NULL;
 571     int port, tls_port, len, addr_flags;
 572     spice_image_compression_t compression;
 573     spice_wan_compression_t wan_compr;
 574
 575     qemu_thread_get_self(&me);
 576
 577     if (!opts) {
 578         return;
 579     }
 580     port = qemu_opt_get_number(opts, "port", 0);
 581     tls_port = qemu_opt_get_number(opts, "tls-port", 0);
 582     if (!port && !tls_port) {
 583         error_report("neither port nor tls-port specified for spice");
 584         exit(1);
 585     }
 586     if (port < 0 || port > 65535) {
 587         error_report("spice port is out of range");
 588         exit(1);
 589     }
 590     if (tls_port < 0 || tls_port > 65535) {
 591         error_report("spice tls-port is out of range");
 592         exit(1);
 593     }
 594     password = qemu_opt_get(opts, "password");
 595
 596     if (tls_port) {
 597         x509_dir = qemu_opt_get(opts, "x509-dir");
 598         if (NULL == x509_dir) {
 599             x509_dir = ".";
 600         }
 601         len = strlen(x509_dir) + 32;
 602
 603         str = qemu_opt_get(opts, "x509-key-file");
 604         if (str) {
 605             x509_key_file = g_strdup(str);
 606         } else {
 607             x509_key_file = g_malloc(len);
 608             snprintf(x509_key_file, len, "%s/%s", x509_dir, X509_SERVER_KEY_FILE);
 609         }
 610
 611         str = qemu_opt_get(opts, "x509-cert-file");
 612         if (str) {
 613             x509_cert_file = g_strdup(str);
 614         } else {
 615             x509_cert_file = g_malloc(len);
 616             snprintf(x509_cert_file, len, "%s/%s", x509_dir, X509_SERVER_CERT_FILE);
 617         }
 618
 619         str = qemu_opt_get(opts, "x509-cacert-file");
 620         if (str) {
 621             x509_cacert_file = g_strdup(str);
 622         } else {
 623             x509_cacert_file = g_malloc(len);
 624             snprintf(x509_cacert_file, len, "%s/%s", x509_dir, X509_CA_CERT_FILE);
 625         }
 626
 627         x509_key_password = qemu_opt_get(opts, "x509-key-password");
 628         x509_dh_file = qemu_opt_get(opts, "x509-dh-file");
 629         tls_ciphers = qemu_opt_get(opts, "tls-ciphers");
 630     }
 631
 632     addr = qemu_opt_get(opts, "addr");
 633     addr_flags = 0;
 634     if (qemu_opt_get_bool(opts, "ipv4", 0)) {
 635         addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY;
 636     } else if (qemu_opt_get_bool(opts, "ipv6", 0)) {
 637         addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY;
 638     }
 639
 640     spice_server = spice_server_new();
 641     spice_server_set_addr(spice_server, addr ? addr : "", addr_flags);
 642     if (port) {
 643         spice_server_set_port(spice_server, port);
 644     }
 645     if (tls_port) {
 646         spice_server_set_tls(spice_server, tls_port,
 647                              x509_cacert_file,
 648                              x509_cert_file,
 649                              x509_key_file,
 650                              x509_key_password,
 651                              x509_dh_file,
 652                              tls_ciphers);
 653     }
 654     if (password) {
 655         spice_server_set_ticket(spice_server, password, 0, 0, 0);
 656     }
 657     if (qemu_opt_get_bool(opts, "sasl", 0)) {
 658 #if SPICE_SERVER_VERSION >= 0x000900 /* 0.9.0 */
 659         if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 ||
 660             spice_server_set_sasl(spice_server, 1) == -1) {
 661             error_report("spice: failed to enable sasl");
 662             exit(1);
 663         }
 664 #else
 665         error_report("spice: sasl is not available (spice >= 0.9 required)");
 666         exit(1);
 667 #endif
 668     }
 669     if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) {
 670         auth = "none";
 671         spice_server_set_noauth(spice_server);
 672     }
 673
 674     if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) {
 675         spice_server_set_agent_copypaste(spice_server, false);
 676     }
 677
 678     compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ;
 679     str = qemu_opt_get(opts, "image-compression");
 680     if (str) {
 681         compression = parse_compression(str);
 682     }
 683     spice_server_set_image_compression(spice_server, compression);
 684
 685     wan_compr = SPICE_WAN_COMPRESSION_AUTO;
 686     str = qemu_opt_get(opts, "jpeg-wan-compression");
 687     if (str) {
 688         wan_compr = parse_wan_compression(str);
 689     }
 690     spice_server_set_jpeg_compression(spice_server, wan_compr);
 691
 692     wan_compr = SPICE_WAN_COMPRESSION_AUTO;
 693     str = qemu_opt_get(opts, "zlib-glz-wan-compression");
 694     if (str) {
 695         wan_compr = parse_wan_compression(str);
 696     }
 697     spice_server_set_zlib_glz_compression(spice_server, wan_compr);
 698
 699     str = qemu_opt_get(opts, "streaming-video");
 700     if (str) {
 701         int streaming_video = parse_stream_video(str);
 702         spice_server_set_streaming_video(spice_server, streaming_video);
 703     }
 704
 705     spice_server_set_agent_mouse
 706         (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1));
 707     spice_server_set_playback_compression
 708         (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1));
 709
 710     qemu_opt_foreach(opts, add_channel, &tls_port, 0);
 711
 712 #if SPICE_SERVER_VERSION >= 0x000a02 /* 0.10.2 */
 713     spice_server_set_name(spice_server, qemu_name);
 714     spice_server_set_uuid(spice_server, qemu_uuid);
 715 #endif
 716
 717     if (0 != spice_server_init(spice_server, &core_interface)) {
 718         error_report("failed to initialize spice server");
 719         exit(1);
 720     };
 721     using_spice = 1;
 722
 723     migration_state.notify = migration_state_notifier;
 724     add_migration_state_change_notifier(&migration_state);
 725 #ifdef SPICE_INTERFACE_MIGRATION
 726     spice_migrate.sin.base.sif = &migrate_interface.base;
 727     spice_migrate.connect_complete.cb = NULL;
 728     qemu_spice_add_interface(&spice_migrate.sin.base);
 729 #endif
 730
 731     qemu_spice_input_init();
 732     qemu_spice_audio_init();
 733
 734     qemu_add_vm_change_state_handler(vm_change_state_handler, &spice_server);
 735
 736     g_free(x509_key_file);
 737     g_free(x509_cert_file);
 738     g_free(x509_cacert_file);
 739 }
 740
 741 int qemu_spice_add_interface(SpiceBaseInstance *sin)
 742 {
 743     if (!spice_server) {
 744         if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) {
 745             error_report("Oops: spice configured but not active");
 746             exit(1);
 747         }
 748         /*
 749          * Create a spice server instance.
 750          * It does *not* listen on the network.
 751          * It handles QXL local rendering only.
 752          *
 753          * With a command line like '-vnc :0 -vga qxl' you'll end up here.
 754          */
 755         spice_server = spice_server_new();
 756         spice_server_init(spice_server, &core_interface);
 757     }
 758     return spice_server_add_interface(spice_server, sin);
 759 }
 760
 761 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn)
 762 {
 763     time_t lifetime, now = time(NULL);
 764     char *passwd;
 765
 766     if (now < auth_expires) {
 767         passwd = auth_passwd;
 768         lifetime = (auth_expires - now);
 769         if (lifetime > INT_MAX) {
 770             lifetime = INT_MAX;
 771         }
 772     } else {
 773         passwd = NULL;
 774         lifetime = 1;
 775     }
 776     return spice_server_set_ticket(spice_server, passwd, lifetime,
 777                                    fail_if_conn, disconnect_if_conn);
 778 }
 779
 780 int qemu_spice_set_passwd(const char *passwd,
 781                           bool fail_if_conn, bool disconnect_if_conn)
 782 {
 783     free(auth_passwd);
 784     auth_passwd = strdup(passwd);
 785     return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn);
 786 }
 787
 788 int qemu_spice_set_pw_expire(time_t expires)
 789 {
 790     auth_expires = expires;
 791     return qemu_spice_set_ticket(false, false);
 792 }
 793
 794 int qemu_spice_display_add_client(int csock, int skipauth, int tls)
 795 {
 796 #if SPICE_SERVER_VERSION >= 0x000a01
 797     if (tls) {
 798         return spice_server_add_ssl_client(spice_server, csock, skipauth);
 799     } else {
 800         return spice_server_add_client(spice_server, csock, skipauth);
 801     }
 802 #else
 803     return -1;
 804 #endif
 805 }
 806
 807 static void spice_register_config(void)
 808 {
 809     qemu_add_opts(&qemu_spice_opts);
 810 }
 811 machine_init(spice_register_config);