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