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 "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/qbool.h"
  34 #include "qapi/qmp/qstring.h"
  35 #include "qapi/qmp/qjson.h"
  36 #include "qemu/notify.h"
  37 #include "migration/misc.h"
  38 #include "hw/hw.h"
  39 #include "ui/spice-display.h"
  40 #include "qapi-event.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 static int spice_have_target_host;
  52 int using_spice = 0;
  53
  54 static QemuThread me;
  55
  56 struct SpiceTimer {
  57     QEMUTimer *timer;
  58     QTAILQ_ENTRY(SpiceTimer) next;
  59 };
  60 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers);
  61
  62 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque)
  63 {
  64     SpiceTimer *timer;
  65
  66     timer = g_malloc0(sizeof(*timer));
  67     timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque);
  68     QTAILQ_INSERT_TAIL(&timers, timer, next);
  69     return timer;
  70 }
  71
  72 static void timer_start(SpiceTimer *timer, uint32_t ms)
  73 {
  74     timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms);
  75 }
  76
  77 static void timer_cancel(SpiceTimer *timer)
  78 {
  79     timer_del(timer->timer);
  80 }
  81
  82 static void timer_remove(SpiceTimer *timer)
  83 {
  84     timer_del(timer->timer);
  85     timer_free(timer->timer);
  86     QTAILQ_REMOVE(&timers, timer, next);
  87     g_free(timer);
  88 }
  89
  90 struct SpiceWatch {
  91     int fd;
  92     int event_mask;
  93     SpiceWatchFunc func;
  94     void *opaque;
  95     QTAILQ_ENTRY(SpiceWatch) next;
  96 };
  97 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches);
  98
  99 static void watch_read(void *opaque)
 100 {
 101     SpiceWatch *watch = opaque;
 102     watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque);
 103 }
 104
 105 static void watch_write(void *opaque)
 106 {
 107     SpiceWatch *watch = opaque;
 108     watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque);
 109 }
 110
 111 static void watch_update_mask(SpiceWatch *watch, int event_mask)
 112 {
 113     IOHandler *on_read = NULL;
 114     IOHandler *on_write = NULL;
 115
 116     watch->event_mask = event_mask;
 117     if (watch->event_mask & SPICE_WATCH_EVENT_READ) {
 118         on_read = watch_read;
 119     }
 120     if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) {
 121         on_write = watch_write;
 122     }
 123     qemu_set_fd_handler(watch->fd, on_read, on_write, watch);
 124 }
 125
 126 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque)
 127 {
 128     SpiceWatch *watch;
 129
 130     watch = g_malloc0(sizeof(*watch));
 131     watch->fd     = fd;
 132     watch->func   = func;
 133     watch->opaque = opaque;
 134     QTAILQ_INSERT_TAIL(&watches, watch, next);
 135
 136     watch_update_mask(watch, event_mask);
 137     return watch;
 138 }
 139
 140 static void watch_remove(SpiceWatch *watch)
 141 {
 142     qemu_set_fd_handler(watch->fd, NULL, NULL, NULL);
 143     QTAILQ_REMOVE(&watches, watch, next);
 144     g_free(watch);
 145 }
 146
 147 typedef struct ChannelList ChannelList;
 148 struct ChannelList {
 149     SpiceChannelEventInfo *info;
 150     QTAILQ_ENTRY(ChannelList) link;
 151 };
 152 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list);
 153
 154 static void channel_list_add(SpiceChannelEventInfo *info)
 155 {
 156     ChannelList *item;
 157
 158     item = g_malloc0(sizeof(*item));
 159     item->info = info;
 160     QTAILQ_INSERT_TAIL(&channel_list, item, link);
 161 }
 162
 163 static void channel_list_del(SpiceChannelEventInfo *info)
 164 {
 165     ChannelList *item;
 166
 167     QTAILQ_FOREACH(item, &channel_list, link) {
 168         if (item->info != info) {
 169             continue;
 170         }
 171         QTAILQ_REMOVE(&channel_list, item, link);
 172         g_free(item);
 173         return;
 174     }
 175 }
 176
 177 static void add_addr_info(SpiceBasicInfo *info, struct sockaddr *addr, int len)
 178 {
 179     char host[NI_MAXHOST], port[NI_MAXSERV];
 180
 181     getnameinfo(addr, len, host, sizeof(host), port, sizeof(port),
 182                 NI_NUMERICHOST | NI_NUMERICSERV);
 183
 184     info->host = g_strdup(host);
 185     info->port = g_strdup(port);
 186     info->family = inet_netfamily(addr->sa_family);
 187 }
 188
 189 static void add_channel_info(SpiceChannel *sc, SpiceChannelEventInfo *info)
 190 {
 191     int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
 192
 193     sc->connection_id = info->connection_id;
 194     sc->channel_type = info->type;
 195     sc->channel_id = info->id;
 196     sc->tls = !!tls;
 197 }
 198
 199 static void channel_event(int event, SpiceChannelEventInfo *info)
 200 {
 201     SpiceServerInfo *server = g_malloc0(sizeof(*server));
 202     SpiceChannel *client = g_malloc0(sizeof(*client));
 203
 204     /*
 205      * Spice server might have called us from spice worker thread
 206      * context (happens on display channel disconnects).  Spice should
 207      * not do that.  It isn't that easy to fix it in spice and even
 208      * when it is fixed we still should cover the already released
 209      * spice versions.  So detect that we've been called from another
 210      * thread and grab the iothread lock if so before calling qemu
 211      * functions.
 212      */
 213     bool need_lock = !qemu_thread_is_self(&me);
 214     if (need_lock) {
 215         qemu_mutex_lock_iothread();
 216     }
 217
 218     if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) {
 219         add_addr_info(qapi_SpiceChannel_base(client),
 220                       (struct sockaddr *)&info->paddr_ext,
 221                       info->plen_ext);
 222         add_addr_info(qapi_SpiceServerInfo_base(server),
 223                       (struct sockaddr *)&info->laddr_ext,
 224                       info->llen_ext);
 225     } else {
 226         error_report("spice: %s, extended address is expected",
 227                      __func__);
 228     }
 229
 230     switch (event) {
 231     case SPICE_CHANNEL_EVENT_CONNECTED:
 232         qapi_event_send_spice_connected(qapi_SpiceServerInfo_base(server),
 233                                         qapi_SpiceChannel_base(client),
 234                                         &error_abort);
 235         break;
 236     case SPICE_CHANNEL_EVENT_INITIALIZED:
 237         if (auth) {
 238             server->has_auth = true;
 239             server->auth = g_strdup(auth);
 240         }
 241         add_channel_info(client, info);
 242         channel_list_add(info);
 243         qapi_event_send_spice_initialized(server, client, &error_abort);
 244         break;
 245     case SPICE_CHANNEL_EVENT_DISCONNECTED:
 246         channel_list_del(info);
 247         qapi_event_send_spice_disconnected(qapi_SpiceServerInfo_base(server),
 248                                            qapi_SpiceChannel_base(client),
 249                                            &error_abort);
 250         break;
 251     default:
 252         break;
 253     }
 254
 255     if (need_lock) {
 256         qemu_mutex_unlock_iothread();
 257     }
 258
 259     qapi_free_SpiceServerInfo(server);
 260     qapi_free_SpiceChannel(client);
 261 }
 262
 263 static SpiceCoreInterface core_interface = {
 264     .base.type          = SPICE_INTERFACE_CORE,
 265     .base.description   = "qemu core services",
 266     .base.major_version = SPICE_INTERFACE_CORE_MAJOR,
 267     .base.minor_version = SPICE_INTERFACE_CORE_MINOR,
 268
 269     .timer_add          = timer_add,
 270     .timer_start        = timer_start,
 271     .timer_cancel       = timer_cancel,
 272     .timer_remove       = timer_remove,
 273
 274     .watch_add          = watch_add,
 275     .watch_update_mask  = watch_update_mask,
 276     .watch_remove       = watch_remove,
 277
 278     .channel_event      = channel_event,
 279 };
 280
 281 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin);
 282 static void migrate_end_complete_cb(SpiceMigrateInstance *sin);
 283
 284 static const SpiceMigrateInterface migrate_interface = {
 285     .base.type = SPICE_INTERFACE_MIGRATION,
 286     .base.description = "migration",
 287     .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR,
 288     .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR,
 289     .migrate_connect_complete = migrate_connect_complete_cb,
 290     .migrate_end_complete = migrate_end_complete_cb,
 291 };
 292
 293 static SpiceMigrateInstance spice_migrate;
 294
 295 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin)
 296 {
 297     /* nothing, but libspice-server expects this cb being present. */
 298 }
 299
 300 static void migrate_end_complete_cb(SpiceMigrateInstance *sin)
 301 {
 302     qapi_event_send_spice_migrate_completed(&error_abort);
 303     spice_migration_completed = true;
 304 }
 305
 306 /* config string parsing */
 307
 308 static int name2enum(const char *string, const char *table[], int entries)
 309 {
 310     int i;
 311
 312     if (string) {
 313         for (i = 0; i < entries; i++) {
 314             if (!table[i]) {
 315                 continue;
 316             }
 317             if (strcmp(string, table[i]) != 0) {
 318                 continue;
 319             }
 320             return i;
 321         }
 322     }
 323     return -1;
 324 }
 325
 326 static int parse_name(const char *string, const char *optname,
 327                       const char *table[], int entries)
 328 {
 329     int value = name2enum(string, table, entries);
 330
 331     if (value != -1) {
 332         return value;
 333     }
 334     error_report("spice: invalid %s: %s", optname, string);
 335     exit(1);
 336 }
 337
 338 static const char *stream_video_names[] = {
 339     [ SPICE_STREAM_VIDEO_OFF ]    = "off",
 340     [ SPICE_STREAM_VIDEO_ALL ]    = "all",
 341     [ SPICE_STREAM_VIDEO_FILTER ] = "filter",
 342 };
 343 #define parse_stream_video(_name) \
 344     parse_name(_name, "stream video control", \
 345                stream_video_names, ARRAY_SIZE(stream_video_names))
 346
 347 static const char *compression_names[] = {
 348     [ SPICE_IMAGE_COMPRESS_OFF ]      = "off",
 349     [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz",
 350     [ SPICE_IMAGE_COMPRESS_AUTO_LZ ]  = "auto_lz",
 351     [ SPICE_IMAGE_COMPRESS_QUIC ]     = "quic",
 352     [ SPICE_IMAGE_COMPRESS_GLZ ]      = "glz",
 353     [ SPICE_IMAGE_COMPRESS_LZ ]       = "lz",
 354 };
 355 #define parse_compression(_name)                                        \
 356     parse_name(_name, "image compression",                              \
 357                compression_names, ARRAY_SIZE(compression_names))
 358
 359 static const char *wan_compression_names[] = {
 360     [ SPICE_WAN_COMPRESSION_AUTO   ] = "auto",
 361     [ SPICE_WAN_COMPRESSION_NEVER  ] = "never",
 362     [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always",
 363 };
 364 #define parse_wan_compression(_name)                                    \
 365     parse_name(_name, "wan compression",                                \
 366                wan_compression_names, ARRAY_SIZE(wan_compression_names))
 367
 368 /* functions for the rest of qemu */
 369
 370 static SpiceChannelList *qmp_query_spice_channels(void)
 371 {
 372     SpiceChannelList *cur_item = NULL, *head = NULL;
 373     ChannelList *item;
 374
 375     QTAILQ_FOREACH(item, &channel_list, link) {
 376         SpiceChannelList *chan;
 377         char host[NI_MAXHOST], port[NI_MAXSERV];
 378         struct sockaddr *paddr;
 379         socklen_t plen;
 380
 381         assert(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT);
 382
 383         chan = g_malloc0(sizeof(*chan));
 384         chan->value = g_malloc0(sizeof(*chan->value));
 385
 386         paddr = (struct sockaddr *)&item->info->paddr_ext;
 387         plen = item->info->plen_ext;
 388         getnameinfo(paddr, plen,
 389                     host, sizeof(host), port, sizeof(port),
 390                     NI_NUMERICHOST | NI_NUMERICSERV);
 391         chan->value->host = g_strdup(host);
 392         chan->value->port = g_strdup(port);
 393         chan->value->family = inet_netfamily(paddr->sa_family);
 394
 395         chan->value->connection_id = item->info->connection_id;
 396         chan->value->channel_type = item->info->type;
 397         chan->value->channel_id = item->info->id;
 398         chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
 399
 400        /* XXX: waiting for the qapi to support GSList */
 401         if (!cur_item) {
 402             head = cur_item = chan;
 403         } else {
 404             cur_item->next = chan;
 405             cur_item = chan;
 406         }
 407     }
 408
 409     return head;
 410 }
 411
 412 static QemuOptsList qemu_spice_opts = {
 413     .name = "spice",
 414     .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head),
 415     .desc = {
 416         {
 417             .name = "port",
 418             .type = QEMU_OPT_NUMBER,
 419         },{
 420             .name = "tls-port",
 421             .type = QEMU_OPT_NUMBER,
 422         },{
 423             .name = "addr",
 424             .type = QEMU_OPT_STRING,
 425         },{
 426             .name = "ipv4",
 427             .type = QEMU_OPT_BOOL,
 428         },{
 429             .name = "ipv6",
 430             .type = QEMU_OPT_BOOL,
 431 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY
 432         },{
 433             .name = "unix",
 434             .type = QEMU_OPT_BOOL,
 435 #endif
 436         },{
 437             .name = "password",
 438             .type = QEMU_OPT_STRING,
 439         },{
 440             .name = "disable-ticketing",
 441             .type = QEMU_OPT_BOOL,
 442         },{
 443             .name = "disable-copy-paste",
 444             .type = QEMU_OPT_BOOL,
 445         },{
 446             .name = "disable-agent-file-xfer",
 447             .type = QEMU_OPT_BOOL,
 448         },{
 449             .name = "sasl",
 450             .type = QEMU_OPT_BOOL,
 451         },{
 452             .name = "x509-dir",
 453             .type = QEMU_OPT_STRING,
 454         },{
 455             .name = "x509-key-file",
 456             .type = QEMU_OPT_STRING,
 457         },{
 458             .name = "x509-key-password",
 459             .type = QEMU_OPT_STRING,
 460         },{
 461             .name = "x509-cert-file",
 462             .type = QEMU_OPT_STRING,
 463         },{
 464             .name = "x509-cacert-file",
 465             .type = QEMU_OPT_STRING,
 466         },{
 467             .name = "x509-dh-key-file",
 468             .type = QEMU_OPT_STRING,
 469         },{
 470             .name = "tls-ciphers",
 471             .type = QEMU_OPT_STRING,
 472         },{
 473             .name = "tls-channel",
 474             .type = QEMU_OPT_STRING,
 475         },{
 476             .name = "plaintext-channel",
 477             .type = QEMU_OPT_STRING,
 478         },{
 479             .name = "image-compression",
 480             .type = QEMU_OPT_STRING,
 481         },{
 482             .name = "jpeg-wan-compression",
 483             .type = QEMU_OPT_STRING,
 484         },{
 485             .name = "zlib-glz-wan-compression",
 486             .type = QEMU_OPT_STRING,
 487         },{
 488             .name = "streaming-video",
 489             .type = QEMU_OPT_STRING,
 490         },{
 491             .name = "agent-mouse",
 492             .type = QEMU_OPT_BOOL,
 493         },{
 494             .name = "playback-compression",
 495             .type = QEMU_OPT_BOOL,
 496         },{
 497             .name = "seamless-migration",
 498             .type = QEMU_OPT_BOOL,
 499         },{
 500             .name = "display",
 501             .type = QEMU_OPT_STRING,
 502         },{
 503             .name = "head",
 504             .type = QEMU_OPT_NUMBER,
 505 #ifdef HAVE_SPICE_GL
 506         },{
 507             .name = "gl",
 508             .type = QEMU_OPT_BOOL,
 509         },{
 510             .name = "rendernode",
 511             .type = QEMU_OPT_STRING,
 512 #endif
 513         },
 514         { /* end of list */ }
 515     },
 516 };
 517
 518 SpiceInfo *qmp_query_spice(Error **errp)
 519 {
 520     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
 521     int port, tls_port;
 522     const char *addr;
 523     SpiceInfo *info;
 524     unsigned int major;
 525     unsigned int minor;
 526     unsigned int micro;
 527
 528     info = g_malloc0(sizeof(*info));
 529
 530     if (!spice_server || !opts) {
 531         info->enabled = false;
 532         return info;
 533     }
 534
 535     info->enabled = true;
 536     info->migrated = spice_migration_completed;
 537
 538     addr = qemu_opt_get(opts, "addr");
 539     port = qemu_opt_get_number(opts, "port", 0);
 540     tls_port = qemu_opt_get_number(opts, "tls-port", 0);
 541
 542     info->has_auth = true;
 543     info->auth = g_strdup(auth);
 544
 545     info->has_host = true;
 546     info->host = g_strdup(addr ? addr : "*");
 547
 548     info->has_compiled_version = true;
 549     major = (SPICE_SERVER_VERSION & 0xff0000) >> 16;
 550     minor = (SPICE_SERVER_VERSION & 0xff00) >> 8;
 551     micro = SPICE_SERVER_VERSION & 0xff;
 552     info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro);
 553
 554     if (port) {
 555         info->has_port = true;
 556         info->port = port;
 557     }
 558     if (tls_port) {
 559         info->has_tls_port = true;
 560         info->tls_port = tls_port;
 561     }
 562
 563     info->mouse_mode = spice_server_is_server_mouse(spice_server) ?
 564                        SPICE_QUERY_MOUSE_MODE_SERVER :
 565                        SPICE_QUERY_MOUSE_MODE_CLIENT;
 566
 567     /* for compatibility with the original command */
 568     info->has_channels = true;
 569     info->channels = qmp_query_spice_channels();
 570
 571     return info;
 572 }
 573
 574 static void migration_state_notifier(Notifier *notifier, void *data)
 575 {
 576     MigrationState *s = data;
 577
 578     if (!spice_have_target_host) {
 579         return;
 580     }
 581
 582     if (migration_in_setup(s)) {
 583         spice_server_migrate_start(spice_server);
 584     } else if (migration_has_finished(s) ||
 585                migration_in_postcopy_after_devices(s)) {
 586         spice_server_migrate_end(spice_server, true);
 587         spice_have_target_host = false;
 588     } else if (migration_has_failed(s)) {
 589         spice_server_migrate_end(spice_server, false);
 590         spice_have_target_host = false;
 591     }
 592 }
 593
 594 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
 595                             const char *subject)
 596 {
 597     int ret;
 598
 599     ret = spice_server_migrate_connect(spice_server, hostname,
 600                                        port, tls_port, subject);
 601     spice_have_target_host = true;
 602     return ret;
 603 }
 604
 605 static int add_channel(void *opaque, const char *name, const char *value,
 606                        Error **errp)
 607 {
 608     int security = 0;
 609     int rc;
 610
 611     if (strcmp(name, "tls-channel") == 0) {
 612         int *tls_port = opaque;
 613         if (!*tls_port) {
 614             error_report("spice: tried to setup tls-channel"
 615                          " without specifying a TLS port");
 616             exit(1);
 617         }
 618         security = SPICE_CHANNEL_SECURITY_SSL;
 619     }
 620     if (strcmp(name, "plaintext-channel") == 0) {
 621         security = SPICE_CHANNEL_SECURITY_NONE;
 622     }
 623     if (security == 0) {
 624         return 0;
 625     }
 626     if (strcmp(value, "default") == 0) {
 627         rc = spice_server_set_channel_security(spice_server, NULL, security);
 628     } else {
 629         rc = spice_server_set_channel_security(spice_server, value, security);
 630     }
 631     if (rc != 0) {
 632         error_report("spice: failed to set channel security for %s", value);
 633         exit(1);
 634     }
 635     return 0;
 636 }
 637
 638 static void vm_change_state_handler(void *opaque, int running,
 639                                     RunState state)
 640 {
 641     if (running) {
 642         qemu_spice_display_start();
 643     } else {
 644         qemu_spice_display_stop();
 645     }
 646 }
 647
 648 void qemu_spice_init(void)
 649 {
 650     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
 651     const char *password, *str, *x509_dir, *addr,
 652         *x509_key_password = NULL,
 653         *x509_dh_file = NULL,
 654         *tls_ciphers = NULL;
 655     char *x509_key_file = NULL,
 656         *x509_cert_file = NULL,
 657         *x509_cacert_file = NULL;
 658     int port, tls_port, addr_flags;
 659     spice_image_compression_t compression;
 660     spice_wan_compression_t wan_compr;
 661     bool seamless_migration;
 662
 663     qemu_thread_get_self(&me);
 664
 665     if (!opts) {
 666         return;
 667     }
 668     port = qemu_opt_get_number(opts, "port", 0);
 669     tls_port = qemu_opt_get_number(opts, "tls-port", 0);
 670     if (port < 0 || port > 65535) {
 671         error_report("spice port is out of range");
 672         exit(1);
 673     }
 674     if (tls_port < 0 || tls_port > 65535) {
 675         error_report("spice tls-port is out of range");
 676         exit(1);
 677     }
 678     password = qemu_opt_get(opts, "password");
 679
 680     if (tls_port) {
 681         x509_dir = qemu_opt_get(opts, "x509-dir");
 682         if (!x509_dir) {
 683             x509_dir = ".";
 684         }
 685
 686         str = qemu_opt_get(opts, "x509-key-file");
 687         if (str) {
 688             x509_key_file = g_strdup(str);
 689         } else {
 690             x509_key_file = g_strdup_printf("%s/%s", x509_dir,
 691                                             X509_SERVER_KEY_FILE);
 692         }
 693
 694         str = qemu_opt_get(opts, "x509-cert-file");
 695         if (str) {
 696             x509_cert_file = g_strdup(str);
 697         } else {
 698             x509_cert_file = g_strdup_printf("%s/%s", x509_dir,
 699                                              X509_SERVER_CERT_FILE);
 700         }
 701
 702         str = qemu_opt_get(opts, "x509-cacert-file");
 703         if (str) {
 704             x509_cacert_file = g_strdup(str);
 705         } else {
 706             x509_cacert_file = g_strdup_printf("%s/%s", x509_dir,
 707                                                X509_CA_CERT_FILE);
 708         }
 709
 710         x509_key_password = qemu_opt_get(opts, "x509-key-password");
 711         x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file");
 712         tls_ciphers = qemu_opt_get(opts, "tls-ciphers");
 713     }
 714
 715     addr = qemu_opt_get(opts, "addr");
 716     addr_flags = 0;
 717     if (qemu_opt_get_bool(opts, "ipv4", 0)) {
 718         addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY;
 719     } else if (qemu_opt_get_bool(opts, "ipv6", 0)) {
 720         addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY;
 721 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY
 722     } else if (qemu_opt_get_bool(opts, "unix", 0)) {
 723         addr_flags |= SPICE_ADDR_FLAG_UNIX_ONLY;
 724 #endif
 725     }
 726
 727     spice_server = spice_server_new();
 728     spice_server_set_addr(spice_server, addr ? addr : "", addr_flags);
 729     if (port) {
 730         spice_server_set_port(spice_server, port);
 731     }
 732     if (tls_port) {
 733         spice_server_set_tls(spice_server, tls_port,
 734                              x509_cacert_file,
 735                              x509_cert_file,
 736                              x509_key_file,
 737                              x509_key_password,
 738                              x509_dh_file,
 739                              tls_ciphers);
 740     }
 741     if (password) {
 742         qemu_spice_set_passwd(password, false, false);
 743     }
 744     if (qemu_opt_get_bool(opts, "sasl", 0)) {
 745         if (spice_server_set_sasl(spice_server, 1) == -1) {
 746             error_report("spice: failed to enable sasl");
 747             exit(1);
 748         }
 749         auth = "sasl";
 750     }
 751     if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) {
 752         auth = "none";
 753         spice_server_set_noauth(spice_server);
 754     }
 755
 756     if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) {
 757         spice_server_set_agent_copypaste(spice_server, false);
 758     }
 759
 760     if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) {
 761 #if SPICE_SERVER_VERSION >= 0x000c04
 762         spice_server_set_agent_file_xfer(spice_server, false);
 763 #else
 764         error_report("this qemu build does not support the "
 765                      "\"disable-agent-file-xfer\" option");
 766         exit(1);
 767 #endif
 768     }
 769
 770     compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ;
 771     str = qemu_opt_get(opts, "image-compression");
 772     if (str) {
 773         compression = parse_compression(str);
 774     }
 775     spice_server_set_image_compression(spice_server, compression);
 776
 777     wan_compr = SPICE_WAN_COMPRESSION_AUTO;
 778     str = qemu_opt_get(opts, "jpeg-wan-compression");
 779     if (str) {
 780         wan_compr = parse_wan_compression(str);
 781     }
 782     spice_server_set_jpeg_compression(spice_server, wan_compr);
 783
 784     wan_compr = SPICE_WAN_COMPRESSION_AUTO;
 785     str = qemu_opt_get(opts, "zlib-glz-wan-compression");
 786     if (str) {
 787         wan_compr = parse_wan_compression(str);
 788     }
 789     spice_server_set_zlib_glz_compression(spice_server, wan_compr);
 790
 791     str = qemu_opt_get(opts, "streaming-video");
 792     if (str) {
 793         int streaming_video = parse_stream_video(str);
 794         spice_server_set_streaming_video(spice_server, streaming_video);
 795     } else {
 796         spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF);
 797     }
 798
 799     spice_server_set_agent_mouse
 800         (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1));
 801     spice_server_set_playback_compression
 802         (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1));
 803
 804     qemu_opt_foreach(opts, add_channel, &tls_port, NULL);
 805
 806     spice_server_set_name(spice_server, qemu_name);
 807     spice_server_set_uuid(spice_server, (unsigned char *)&qemu_uuid);
 808
 809     seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0);
 810     spice_server_set_seamless_migration(spice_server, seamless_migration);
 811     spice_server_set_sasl_appname(spice_server, "qemu");
 812     if (spice_server_init(spice_server, &core_interface) != 0) {
 813         error_report("failed to initialize spice server");
 814         exit(1);
 815     };
 816     using_spice = 1;
 817
 818     migration_state.notify = migration_state_notifier;
 819     add_migration_state_change_notifier(&migration_state);
 820     spice_migrate.base.sif = &migrate_interface.base;
 821     qemu_spice_add_interface(&spice_migrate.base);
 822
 823     qemu_spice_input_init();
 824     qemu_spice_audio_init();
 825
 826     qemu_add_vm_change_state_handler(vm_change_state_handler, NULL);
 827     qemu_spice_display_stop();
 828
 829     g_free(x509_key_file);
 830     g_free(x509_cert_file);
 831     g_free(x509_cacert_file);
 832
 833 #if SPICE_SERVER_VERSION >= 0x000c02
 834     qemu_spice_register_ports();
 835 #endif
 836
 837 #ifdef HAVE_SPICE_GL
 838     if (qemu_opt_get_bool(opts, "gl", 0)) {
 839         if ((port != 0) || (tls_port != 0)) {
 840             error_report("SPICE GL support is local-only for now and "
 841                          "incompatible with -spice port/tls-port");
 842             exit(1);
 843         }
 844         if (egl_rendernode_init(qemu_opt_get(opts, "rendernode")) != 0) {
 845             error_report("Failed to initialize EGL render node for SPICE GL");
 846             exit(1);
 847         }
 848         display_opengl = 1;
 849     }
 850 #endif
 851 }
 852
 853 int qemu_spice_add_interface(SpiceBaseInstance *sin)
 854 {
 855     if (!spice_server) {
 856         if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) {
 857             error_report("Oops: spice configured but not active");
 858             exit(1);
 859         }
 860         /*
 861          * Create a spice server instance.
 862          * It does *not* listen on the network.
 863          * It handles QXL local rendering only.
 864          *
 865          * With a command line like '-vnc :0 -vga qxl' you'll end up here.
 866          */
 867         spice_server = spice_server_new();
 868         spice_server_set_sasl_appname(spice_server, "qemu");
 869         spice_server_init(spice_server, &core_interface);
 870         qemu_add_vm_change_state_handler(vm_change_state_handler, NULL);
 871     }
 872
 873     return spice_server_add_interface(spice_server, sin);
 874 }
 875
 876 static GSList *spice_consoles;
 877
 878 bool qemu_spice_have_display_interface(QemuConsole *con)
 879 {
 880     if (g_slist_find(spice_consoles, con)) {
 881         return true;
 882     }
 883     return false;
 884 }
 885
 886 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con)
 887 {
 888     if (g_slist_find(spice_consoles, con)) {
 889         return -1;
 890     }
 891     qxlin->id = qemu_console_get_index(con);
 892     spice_consoles = g_slist_append(spice_consoles, con);
 893     return qemu_spice_add_interface(&qxlin->base);
 894 }
 895
 896 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn)
 897 {
 898     time_t lifetime, now = time(NULL);
 899     char *passwd;
 900
 901     if (now < auth_expires) {
 902         passwd = auth_passwd;
 903         lifetime = (auth_expires - now);
 904         if (lifetime > INT_MAX) {
 905             lifetime = INT_MAX;
 906         }
 907     } else {
 908         passwd = NULL;
 909         lifetime = 1;
 910     }
 911     return spice_server_set_ticket(spice_server, passwd, lifetime,
 912                                    fail_if_conn, disconnect_if_conn);
 913 }
 914
 915 int qemu_spice_set_passwd(const char *passwd,
 916                           bool fail_if_conn, bool disconnect_if_conn)
 917 {
 918     if (strcmp(auth, "spice") != 0) {
 919         return -1;
 920     }
 921
 922     g_free(auth_passwd);
 923     auth_passwd = g_strdup(passwd);
 924     return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn);
 925 }
 926
 927 int qemu_spice_set_pw_expire(time_t expires)
 928 {
 929     auth_expires = expires;
 930     return qemu_spice_set_ticket(false, false);
 931 }
 932
 933 int qemu_spice_display_add_client(int csock, int skipauth, int tls)
 934 {
 935     if (tls) {
 936         return spice_server_add_ssl_client(spice_server, csock, skipauth);
 937     } else {
 938         return spice_server_add_client(spice_server, csock, skipauth);
 939     }
 940 }
 941
 942 void qemu_spice_display_start(void)
 943 {
 944     spice_display_is_running = true;
 945     spice_server_vm_start(spice_server);
 946 }
 947
 948 void qemu_spice_display_stop(void)
 949 {
 950     spice_server_vm_stop(spice_server);
 951     spice_display_is_running = false;
 952 }
 953
 954 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd)
 955 {
 956     return spice_display_is_running;
 957 }
 958
 959 static void spice_register_config(void)
 960 {
 961     qemu_add_opts(&qemu_spice_opts);
 962 }
 963 opts_init(spice_register_config);