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/sysemu.h"
  23
  24 #include "qemu-common.h"
  25 #include "ui/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/sockets.h"
  31 #include "qmp-commands.h"
  32 #include "qapi/qmp/qint.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/migration.h"
  38 #include "monitor/monitor.h"
  39 #include "hw/hw.h"
  40 #include "ui/spice-display.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 int using_spice = 0;
  52
  53 static QemuThread me;
  54
  55 struct SpiceTimer {
  56     QEMUTimer *timer;
  57     QTAILQ_ENTRY(SpiceTimer) next;
  58 };
  59 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers);
  60
  61 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque)
  62 {
  63     SpiceTimer *timer;
  64
  65     timer = g_malloc0(sizeof(*timer));
  66     timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque);
  67     QTAILQ_INSERT_TAIL(&timers, timer, next);
  68     return timer;
  69 }
  70
  71 static void timer_start(SpiceTimer *timer, uint32_t ms)
  72 {
  73     timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms);
  74 }
  75
  76 static void timer_cancel(SpiceTimer *timer)
  77 {
  78     timer_del(timer->timer);
  79 }
  80
  81 static void timer_remove(SpiceTimer *timer)
  82 {
  83     timer_del(timer->timer);
  84     timer_free(timer->timer);
  85     QTAILQ_REMOVE(&timers, timer, next);
  86     g_free(timer);
  87 }
  88
  89 struct SpiceWatch {
  90     int fd;
  91     int event_mask;
  92     SpiceWatchFunc func;
  93     void *opaque;
  94     QTAILQ_ENTRY(SpiceWatch) next;
  95 };
  96 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches);
  97
  98 static void watch_read(void *opaque)
  99 {
 100     SpiceWatch *watch = opaque;
 101     watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque);
 102 }
 103
 104 static void watch_write(void *opaque)
 105 {
 106     SpiceWatch *watch = opaque;
 107     watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque);
 108 }
 109
 110 static void watch_update_mask(SpiceWatch *watch, int event_mask)
 111 {
 112     IOHandler *on_read = NULL;
 113     IOHandler *on_write = NULL;
 114
 115     watch->event_mask = event_mask;
 116     if (watch->event_mask & SPICE_WATCH_EVENT_READ) {
 117         on_read = watch_read;
 118     }
 119     if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) {
 120         on_write = watch_write;
 121     }
 122     qemu_set_fd_handler(watch->fd, on_read, on_write, watch);
 123 }
 124
 125 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque)
 126 {
 127     SpiceWatch *watch;
 128
 129     watch = g_malloc0(sizeof(*watch));
 130     watch->fd     = fd;
 131     watch->func   = func;
 132     watch->opaque = opaque;
 133     QTAILQ_INSERT_TAIL(&watches, watch, next);
 134
 135     watch_update_mask(watch, event_mask);
 136     return watch;
 137 }
 138
 139 static void watch_remove(SpiceWatch *watch)
 140 {
 141     qemu_set_fd_handler(watch->fd, NULL, NULL, NULL);
 142     QTAILQ_REMOVE(&watches, watch, next);
 143     g_free(watch);
 144 }
 145
 146 typedef struct ChannelList ChannelList;
 147 struct ChannelList {
 148     SpiceChannelEventInfo *info;
 149     QTAILQ_ENTRY(ChannelList) link;
 150 };
 151 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list);
 152
 153 static void channel_list_add(SpiceChannelEventInfo *info)
 154 {
 155     ChannelList *item;
 156
 157     item = g_malloc0(sizeof(*item));
 158     item->info = info;
 159     QTAILQ_INSERT_TAIL(&channel_list, item, link);
 160 }
 161
 162 static void channel_list_del(SpiceChannelEventInfo *info)
 163 {
 164     ChannelList *item;
 165
 166     QTAILQ_FOREACH(item, &channel_list, link) {
 167         if (item->info != info) {
 168             continue;
 169         }
 170         QTAILQ_REMOVE(&channel_list, item, link);
 171         g_free(item);
 172         return;
 173     }
 174 }
 175
 176 static void add_addr_info(QDict *dict, struct sockaddr *addr, int len)
 177 {
 178     char host[NI_MAXHOST], port[NI_MAXSERV];
 179     const char *family;
 180
 181     getnameinfo(addr, len, host, sizeof(host), port, sizeof(port),
 182                 NI_NUMERICHOST | NI_NUMERICSERV);
 183     family = inet_strfamily(addr->sa_family);
 184
 185     qdict_put(dict, "host", qstring_from_str(host));
 186     qdict_put(dict, "port", qstring_from_str(port));
 187     qdict_put(dict, "family", qstring_from_str(family));
 188 }
 189
 190 static void add_channel_info(QDict *dict, SpiceChannelEventInfo *info)
 191 {
 192     int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
 193
 194     qdict_put(dict, "connection-id", qint_from_int(info->connection_id));
 195     qdict_put(dict, "channel-type", qint_from_int(info->type));
 196     qdict_put(dict, "channel-id", qint_from_int(info->id));
 197     qdict_put(dict, "tls", qbool_from_int(tls));
 198 }
 199
 200 static void channel_event(int event, SpiceChannelEventInfo *info)
 201 {
 202     static const int qevent[] = {
 203         [ SPICE_CHANNEL_EVENT_CONNECTED    ] = QEVENT_SPICE_CONNECTED,
 204         [ SPICE_CHANNEL_EVENT_INITIALIZED  ] = QEVENT_SPICE_INITIALIZED,
 205         [ SPICE_CHANNEL_EVENT_DISCONNECTED ] = QEVENT_SPICE_DISCONNECTED,
 206     };
 207     QDict *server, *client;
 208     QObject *data;
 209
 210     /*
 211      * Spice server might have called us from spice worker thread
 212      * context (happens on display channel disconnects).  Spice should
 213      * not do that.  It isn't that easy to fix it in spice and even
 214      * when it is fixed we still should cover the already released
 215      * spice versions.  So detect that we've been called from another
 216      * thread and grab the iothread lock if so before calling qemu
 217      * functions.
 218      */
 219     bool need_lock = !qemu_thread_is_self(&me);
 220     if (need_lock) {
 221         qemu_mutex_lock_iothread();
 222     }
 223
 224     client = qdict_new();
 225     server = qdict_new();
 226
 227     if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) {
 228         add_addr_info(client, (struct sockaddr *)&info->paddr_ext,
 229                       info->plen_ext);
 230         add_addr_info(server, (struct sockaddr *)&info->laddr_ext,
 231                       info->llen_ext);
 232     } else {
 233         error_report("spice: %s, extended address is expected",
 234                      __func__);
 235     }
 236
 237     if (event == SPICE_CHANNEL_EVENT_INITIALIZED) {
 238         qdict_put(server, "auth", qstring_from_str(auth));
 239         add_channel_info(client, info);
 240         channel_list_add(info);
 241     }
 242     if (event == SPICE_CHANNEL_EVENT_DISCONNECTED) {
 243         channel_list_del(info);
 244     }
 245
 246     data = qobject_from_jsonf("{ 'client': %p, 'server': %p }",
 247                               QOBJECT(client), QOBJECT(server));
 248     monitor_protocol_event(qevent[event], data);
 249     qobject_decref(data);
 250
 251     if (need_lock) {
 252         qemu_mutex_unlock_iothread();
 253     }
 254 }
 255
 256 static SpiceCoreInterface core_interface = {
 257     .base.type          = SPICE_INTERFACE_CORE,
 258     .base.description   = "qemu core services",
 259     .base.major_version = SPICE_INTERFACE_CORE_MAJOR,
 260     .base.minor_version = SPICE_INTERFACE_CORE_MINOR,
 261
 262     .timer_add          = timer_add,
 263     .timer_start        = timer_start,
 264     .timer_cancel       = timer_cancel,
 265     .timer_remove       = timer_remove,
 266
 267     .watch_add          = watch_add,
 268     .watch_update_mask  = watch_update_mask,
 269     .watch_remove       = watch_remove,
 270
 271     .channel_event      = channel_event,
 272 };
 273
 274 typedef struct SpiceMigration {
 275     SpiceMigrateInstance sin;
 276     struct {
 277         MonitorCompletion *cb;
 278         void *opaque;
 279     } connect_complete;
 280 } SpiceMigration;
 281
 282 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin);
 283 static void migrate_end_complete_cb(SpiceMigrateInstance *sin);
 284
 285 static const SpiceMigrateInterface migrate_interface = {
 286     .base.type = SPICE_INTERFACE_MIGRATION,
 287     .base.description = "migration",
 288     .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR,
 289     .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR,
 290     .migrate_connect_complete = migrate_connect_complete_cb,
 291     .migrate_end_complete = migrate_end_complete_cb,
 292 };
 293
 294 static SpiceMigration spice_migrate;
 295
 296 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin)
 297 {
 298     SpiceMigration *sm = container_of(sin, SpiceMigration, sin);
 299     if (sm->connect_complete.cb) {
 300         sm->connect_complete.cb(sm->connect_complete.opaque, NULL);
 301     }
 302     sm->connect_complete.cb = NULL;
 303 }
 304
 305 static void migrate_end_complete_cb(SpiceMigrateInstance *sin)
 306 {
 307     monitor_protocol_event(QEVENT_SPICE_MIGRATE_COMPLETED, NULL);
 308     spice_migration_completed = true;
 309 }
 310
 311 /* config string parsing */
 312
 313 static int name2enum(const char *string, const char *table[], int entries)
 314 {
 315     int i;
 316
 317     if (string) {
 318         for (i = 0; i < entries; i++) {
 319             if (!table[i]) {
 320                 continue;
 321             }
 322             if (strcmp(string, table[i]) != 0) {
 323                 continue;
 324             }
 325             return i;
 326         }
 327     }
 328     return -1;
 329 }
 330
 331 static int parse_name(const char *string, const char *optname,
 332                       const char *table[], int entries)
 333 {
 334     int value = name2enum(string, table, entries);
 335
 336     if (value != -1) {
 337         return value;
 338     }
 339     error_report("spice: invalid %s: %s", optname, string);
 340     exit(1);
 341 }
 342
 343 static const char *stream_video_names[] = {
 344     [ SPICE_STREAM_VIDEO_OFF ]    = "off",
 345     [ SPICE_STREAM_VIDEO_ALL ]    = "all",
 346     [ SPICE_STREAM_VIDEO_FILTER ] = "filter",
 347 };
 348 #define parse_stream_video(_name) \
 349     parse_name(_name, "stream video control", \
 350                stream_video_names, ARRAY_SIZE(stream_video_names))
 351
 352 static const char *compression_names[] = {
 353     [ SPICE_IMAGE_COMPRESS_OFF ]      = "off",
 354     [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz",
 355     [ SPICE_IMAGE_COMPRESS_AUTO_LZ ]  = "auto_lz",
 356     [ SPICE_IMAGE_COMPRESS_QUIC ]     = "quic",
 357     [ SPICE_IMAGE_COMPRESS_GLZ ]      = "glz",
 358     [ SPICE_IMAGE_COMPRESS_LZ ]       = "lz",
 359 };
 360 #define parse_compression(_name)                                        \
 361     parse_name(_name, "image compression",                              \
 362                compression_names, ARRAY_SIZE(compression_names))
 363
 364 static const char *wan_compression_names[] = {
 365     [ SPICE_WAN_COMPRESSION_AUTO   ] = "auto",
 366     [ SPICE_WAN_COMPRESSION_NEVER  ] = "never",
 367     [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always",
 368 };
 369 #define parse_wan_compression(_name)                                    \
 370     parse_name(_name, "wan compression",                                \
 371                wan_compression_names, ARRAY_SIZE(wan_compression_names))
 372
 373 /* functions for the rest of qemu */
 374
 375 static SpiceChannelList *qmp_query_spice_channels(void)
 376 {
 377     SpiceChannelList *cur_item = NULL, *head = NULL;
 378     ChannelList *item;
 379
 380     QTAILQ_FOREACH(item, &channel_list, link) {
 381         SpiceChannelList *chan;
 382         char host[NI_MAXHOST], port[NI_MAXSERV];
 383         struct sockaddr *paddr;
 384         socklen_t plen;
 385
 386         if (!(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT)) {
 387             error_report("invalid channel event");
 388             return NULL;
 389         }
 390
 391         chan = g_malloc0(sizeof(*chan));
 392         chan->value = g_malloc0(sizeof(*chan->value));
 393
 394         paddr = (struct sockaddr *)&item->info->paddr_ext;
 395         plen = item->info->plen_ext;
 396         getnameinfo(paddr, plen,
 397                     host, sizeof(host), port, sizeof(port),
 398                     NI_NUMERICHOST | NI_NUMERICSERV);
 399         chan->value->host = g_strdup(host);
 400         chan->value->port = g_strdup(port);
 401         chan->value->family = g_strdup(inet_strfamily(paddr->sa_family));
 402
 403         chan->value->connection_id = item->info->connection_id;
 404         chan->value->channel_type = item->info->type;
 405         chan->value->channel_id = item->info->id;
 406         chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS;
 407
 408        /* XXX: waiting for the qapi to support GSList */
 409         if (!cur_item) {
 410             head = cur_item = chan;
 411         } else {
 412             cur_item->next = chan;
 413             cur_item = chan;
 414         }
 415     }
 416
 417     return head;
 418 }
 419
 420 static QemuOptsList qemu_spice_opts = {
 421     .name = "spice",
 422     .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head),
 423     .desc = {
 424         {
 425             .name = "port",
 426             .type = QEMU_OPT_NUMBER,
 427         },{
 428             .name = "tls-port",
 429             .type = QEMU_OPT_NUMBER,
 430         },{
 431             .name = "addr",
 432             .type = QEMU_OPT_STRING,
 433         },{
 434             .name = "ipv4",
 435             .type = QEMU_OPT_BOOL,
 436         },{
 437             .name = "ipv6",
 438             .type = QEMU_OPT_BOOL,
 439         },{
 440             .name = "password",
 441             .type = QEMU_OPT_STRING,
 442         },{
 443             .name = "disable-ticketing",
 444             .type = QEMU_OPT_BOOL,
 445         },{
 446             .name = "disable-copy-paste",
 447             .type = QEMU_OPT_BOOL,
 448         },{
 449             .name = "disable-agent-file-xfer",
 450             .type = QEMU_OPT_BOOL,
 451         },{
 452             .name = "sasl",
 453             .type = QEMU_OPT_BOOL,
 454         },{
 455             .name = "x509-dir",
 456             .type = QEMU_OPT_STRING,
 457         },{
 458             .name = "x509-key-file",
 459             .type = QEMU_OPT_STRING,
 460         },{
 461             .name = "x509-key-password",
 462             .type = QEMU_OPT_STRING,
 463         },{
 464             .name = "x509-cert-file",
 465             .type = QEMU_OPT_STRING,
 466         },{
 467             .name = "x509-cacert-file",
 468             .type = QEMU_OPT_STRING,
 469         },{
 470             .name = "x509-dh-key-file",
 471             .type = QEMU_OPT_STRING,
 472         },{
 473             .name = "tls-ciphers",
 474             .type = QEMU_OPT_STRING,
 475         },{
 476             .name = "tls-channel",
 477             .type = QEMU_OPT_STRING,
 478         },{
 479             .name = "plaintext-channel",
 480             .type = QEMU_OPT_STRING,
 481         },{
 482             .name = "image-compression",
 483             .type = QEMU_OPT_STRING,
 484         },{
 485             .name = "jpeg-wan-compression",
 486             .type = QEMU_OPT_STRING,
 487         },{
 488             .name = "zlib-glz-wan-compression",
 489             .type = QEMU_OPT_STRING,
 490         },{
 491             .name = "streaming-video",
 492             .type = QEMU_OPT_STRING,
 493         },{
 494             .name = "agent-mouse",
 495             .type = QEMU_OPT_BOOL,
 496         },{
 497             .name = "playback-compression",
 498             .type = QEMU_OPT_BOOL,
 499         }, {
 500             .name = "seamless-migration",
 501             .type = QEMU_OPT_BOOL,
 502         },
 503         { /* end of list */ }
 504     },
 505 };
 506
 507 SpiceInfo *qmp_query_spice(Error **errp)
 508 {
 509     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
 510     int port, tls_port;
 511     const char *addr;
 512     SpiceInfo *info;
 513     unsigned int major;
 514     unsigned int minor;
 515     unsigned int micro;
 516
 517     info = g_malloc0(sizeof(*info));
 518
 519     if (!spice_server || !opts) {
 520         info->enabled = false;
 521         return info;
 522     }
 523
 524     info->enabled = true;
 525     info->migrated = spice_migration_completed;
 526
 527     addr = qemu_opt_get(opts, "addr");
 528     port = qemu_opt_get_number(opts, "port", 0);
 529     tls_port = qemu_opt_get_number(opts, "tls-port", 0);
 530
 531     info->has_auth = true;
 532     info->auth = g_strdup(auth);
 533
 534     info->has_host = true;
 535     info->host = g_strdup(addr ? addr : "0.0.0.0");
 536
 537     info->has_compiled_version = true;
 538     major = (SPICE_SERVER_VERSION & 0xff0000) >> 16;
 539     minor = (SPICE_SERVER_VERSION & 0xff00) >> 8;
 540     micro = SPICE_SERVER_VERSION & 0xff;
 541     info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro);
 542
 543     if (port) {
 544         info->has_port = true;
 545         info->port = port;
 546     }
 547     if (tls_port) {
 548         info->has_tls_port = true;
 549         info->tls_port = tls_port;
 550     }
 551
 552     info->mouse_mode = spice_server_is_server_mouse(spice_server) ?
 553                        SPICE_QUERY_MOUSE_MODE_SERVER :
 554                        SPICE_QUERY_MOUSE_MODE_CLIENT;
 555
 556     /* for compatibility with the original command */
 557     info->has_channels = true;
 558     info->channels = qmp_query_spice_channels();
 559
 560     return info;
 561 }
 562
 563 static void migration_state_notifier(Notifier *notifier, void *data)
 564 {
 565     MigrationState *s = data;
 566
 567     if (migration_in_setup(s)) {
 568         spice_server_migrate_start(spice_server);
 569     } else if (migration_has_finished(s)) {
 570         spice_server_migrate_end(spice_server, true);
 571     } else if (migration_has_failed(s)) {
 572         spice_server_migrate_end(spice_server, false);
 573     }
 574 }
 575
 576 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
 577                             const char *subject,
 578                             MonitorCompletion *cb, void *opaque)
 579 {
 580     int ret;
 581
 582     spice_migrate.connect_complete.cb = cb;
 583     spice_migrate.connect_complete.opaque = opaque;
 584     ret = spice_server_migrate_connect(spice_server, hostname,
 585                                        port, tls_port, subject);
 586     return ret;
 587 }
 588
 589 static int add_channel(const char *name, const char *value, void *opaque)
 590 {
 591     int security = 0;
 592     int rc;
 593
 594     if (strcmp(name, "tls-channel") == 0) {
 595         int *tls_port = opaque;
 596         if (!*tls_port) {
 597             error_report("spice: tried to setup tls-channel"
 598                          " without specifying a TLS port");
 599             exit(1);
 600         }
 601         security = SPICE_CHANNEL_SECURITY_SSL;
 602     }
 603     if (strcmp(name, "plaintext-channel") == 0) {
 604         security = SPICE_CHANNEL_SECURITY_NONE;
 605     }
 606     if (security == 0) {
 607         return 0;
 608     }
 609     if (strcmp(value, "default") == 0) {
 610         rc = spice_server_set_channel_security(spice_server, NULL, security);
 611     } else {
 612         rc = spice_server_set_channel_security(spice_server, value, security);
 613     }
 614     if (rc != 0) {
 615         error_report("spice: failed to set channel security for %s", value);
 616         exit(1);
 617     }
 618     return 0;
 619 }
 620
 621 static void vm_change_state_handler(void *opaque, int running,
 622                                     RunState state)
 623 {
 624     if (running) {
 625         qemu_spice_display_start();
 626     } else {
 627         qemu_spice_display_stop();
 628     }
 629 }
 630
 631 void qemu_spice_init(void)
 632 {
 633     QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head);
 634     const char *password, *str, *x509_dir, *addr,
 635         *x509_key_password = NULL,
 636         *x509_dh_file = NULL,
 637         *tls_ciphers = NULL;
 638     char *x509_key_file = NULL,
 639         *x509_cert_file = NULL,
 640         *x509_cacert_file = NULL;
 641     int port, tls_port, addr_flags;
 642     spice_image_compression_t compression;
 643     spice_wan_compression_t wan_compr;
 644     bool seamless_migration;
 645
 646     qemu_thread_get_self(&me);
 647
 648     if (!opts) {
 649         return;
 650     }
 651     port = qemu_opt_get_number(opts, "port", 0);
 652     tls_port = qemu_opt_get_number(opts, "tls-port", 0);
 653     if (!port && !tls_port) {
 654         error_report("neither port nor tls-port specified for spice");
 655         exit(1);
 656     }
 657     if (port < 0 || port > 65535) {
 658         error_report("spice port is out of range");
 659         exit(1);
 660     }
 661     if (tls_port < 0 || tls_port > 65535) {
 662         error_report("spice tls-port is out of range");
 663         exit(1);
 664     }
 665     password = qemu_opt_get(opts, "password");
 666
 667     if (tls_port) {
 668         x509_dir = qemu_opt_get(opts, "x509-dir");
 669         if (NULL == x509_dir) {
 670             x509_dir = ".";
 671         }
 672
 673         str = qemu_opt_get(opts, "x509-key-file");
 674         if (str) {
 675             x509_key_file = g_strdup(str);
 676         } else {
 677             x509_key_file = g_strdup_printf("%s/%s", x509_dir,
 678                                             X509_SERVER_KEY_FILE);
 679         }
 680
 681         str = qemu_opt_get(opts, "x509-cert-file");
 682         if (str) {
 683             x509_cert_file = g_strdup(str);
 684         } else {
 685             x509_cert_file = g_strdup_printf("%s/%s", x509_dir,
 686                                              X509_SERVER_CERT_FILE);
 687         }
 688
 689         str = qemu_opt_get(opts, "x509-cacert-file");
 690         if (str) {
 691             x509_cacert_file = g_strdup(str);
 692         } else {
 693             x509_cacert_file = g_strdup_printf("%s/%s", x509_dir,
 694                                                X509_CA_CERT_FILE);
 695         }
 696
 697         x509_key_password = qemu_opt_get(opts, "x509-key-password");
 698         x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file");
 699         tls_ciphers = qemu_opt_get(opts, "tls-ciphers");
 700     }
 701
 702     addr = qemu_opt_get(opts, "addr");
 703     addr_flags = 0;
 704     if (qemu_opt_get_bool(opts, "ipv4", 0)) {
 705         addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY;
 706     } else if (qemu_opt_get_bool(opts, "ipv6", 0)) {
 707         addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY;
 708     }
 709
 710     spice_server = spice_server_new();
 711     spice_server_set_addr(spice_server, addr ? addr : "", addr_flags);
 712     if (port) {
 713         spice_server_set_port(spice_server, port);
 714     }
 715     if (tls_port) {
 716         spice_server_set_tls(spice_server, tls_port,
 717                              x509_cacert_file,
 718                              x509_cert_file,
 719                              x509_key_file,
 720                              x509_key_password,
 721                              x509_dh_file,
 722                              tls_ciphers);
 723     }
 724     if (password) {
 725         spice_server_set_ticket(spice_server, password, 0, 0, 0);
 726     }
 727     if (qemu_opt_get_bool(opts, "sasl", 0)) {
 728         if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 ||
 729             spice_server_set_sasl(spice_server, 1) == -1) {
 730             error_report("spice: failed to enable sasl");
 731             exit(1);
 732         }
 733     }
 734     if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) {
 735         auth = "none";
 736         spice_server_set_noauth(spice_server);
 737     }
 738
 739     if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) {
 740         spice_server_set_agent_copypaste(spice_server, false);
 741     }
 742
 743     if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) {
 744 #if SPICE_SERVER_VERSION >= 0x000c04
 745         spice_server_set_agent_file_xfer(spice_server, false);
 746 #else
 747         error_report("this qemu build does not support the "
 748                      "\"disable-agent-file-xfer\" option");
 749         exit(1);
 750 #endif
 751     }
 752
 753     compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ;
 754     str = qemu_opt_get(opts, "image-compression");
 755     if (str) {
 756         compression = parse_compression(str);
 757     }
 758     spice_server_set_image_compression(spice_server, compression);
 759
 760     wan_compr = SPICE_WAN_COMPRESSION_AUTO;
 761     str = qemu_opt_get(opts, "jpeg-wan-compression");
 762     if (str) {
 763         wan_compr = parse_wan_compression(str);
 764     }
 765     spice_server_set_jpeg_compression(spice_server, wan_compr);
 766
 767     wan_compr = SPICE_WAN_COMPRESSION_AUTO;
 768     str = qemu_opt_get(opts, "zlib-glz-wan-compression");
 769     if (str) {
 770         wan_compr = parse_wan_compression(str);
 771     }
 772     spice_server_set_zlib_glz_compression(spice_server, wan_compr);
 773
 774     str = qemu_opt_get(opts, "streaming-video");
 775     if (str) {
 776         int streaming_video = parse_stream_video(str);
 777         spice_server_set_streaming_video(spice_server, streaming_video);
 778     } else {
 779         spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF);
 780     }
 781
 782     spice_server_set_agent_mouse
 783         (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1));
 784     spice_server_set_playback_compression
 785         (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1));
 786
 787     qemu_opt_foreach(opts, add_channel, &tls_port, 0);
 788
 789     spice_server_set_name(spice_server, qemu_name);
 790     spice_server_set_uuid(spice_server, qemu_uuid);
 791
 792     seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0);
 793     spice_server_set_seamless_migration(spice_server, seamless_migration);
 794     if (0 != spice_server_init(spice_server, &core_interface)) {
 795         error_report("failed to initialize spice server");
 796         exit(1);
 797     };
 798     using_spice = 1;
 799
 800     migration_state.notify = migration_state_notifier;
 801     add_migration_state_change_notifier(&migration_state);
 802     spice_migrate.sin.base.sif = &migrate_interface.base;
 803     spice_migrate.connect_complete.cb = NULL;
 804     qemu_spice_add_interface(&spice_migrate.sin.base);
 805
 806     qemu_spice_input_init();
 807     qemu_spice_audio_init();
 808
 809     qemu_add_vm_change_state_handler(vm_change_state_handler, NULL);
 810
 811     g_free(x509_key_file);
 812     g_free(x509_cert_file);
 813     g_free(x509_cacert_file);
 814
 815 #if SPICE_SERVER_VERSION >= 0x000c02
 816     qemu_spice_register_ports();
 817 #endif
 818 }
 819
 820 int qemu_spice_add_interface(SpiceBaseInstance *sin)
 821 {
 822     if (!spice_server) {
 823         if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) {
 824             error_report("Oops: spice configured but not active");
 825             exit(1);
 826         }
 827         /*
 828          * Create a spice server instance.
 829          * It does *not* listen on the network.
 830          * It handles QXL local rendering only.
 831          *
 832          * With a command line like '-vnc :0 -vga qxl' you'll end up here.
 833          */
 834         spice_server = spice_server_new();
 835         spice_server_set_sasl_appname(spice_server, "qemu");
 836         spice_server_init(spice_server, &core_interface);
 837         qemu_add_vm_change_state_handler(vm_change_state_handler, NULL);
 838     }
 839
 840     return spice_server_add_interface(spice_server, sin);
 841 }
 842
 843 static GSList *spice_consoles;
 844 static int display_id;
 845
 846 bool qemu_spice_have_display_interface(QemuConsole *con)
 847 {
 848     if (g_slist_find(spice_consoles, con)) {
 849         return true;
 850     }
 851     return false;
 852 }
 853
 854 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con)
 855 {
 856     if (g_slist_find(spice_consoles, con)) {
 857         return -1;
 858     }
 859     qxlin->id = display_id++;
 860     spice_consoles = g_slist_append(spice_consoles, con);
 861     return qemu_spice_add_interface(&qxlin->base);
 862 }
 863
 864 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn)
 865 {
 866     time_t lifetime, now = time(NULL);
 867     char *passwd;
 868
 869     if (now < auth_expires) {
 870         passwd = auth_passwd;
 871         lifetime = (auth_expires - now);
 872         if (lifetime > INT_MAX) {
 873             lifetime = INT_MAX;
 874         }
 875     } else {
 876         passwd = NULL;
 877         lifetime = 1;
 878     }
 879     return spice_server_set_ticket(spice_server, passwd, lifetime,
 880                                    fail_if_conn, disconnect_if_conn);
 881 }
 882
 883 int qemu_spice_set_passwd(const char *passwd,
 884                           bool fail_if_conn, bool disconnect_if_conn)
 885 {
 886     g_free(auth_passwd);
 887     auth_passwd = g_strdup(passwd);
 888     return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn);
 889 }
 890
 891 int qemu_spice_set_pw_expire(time_t expires)
 892 {
 893     auth_expires = expires;
 894     return qemu_spice_set_ticket(false, false);
 895 }
 896
 897 int qemu_spice_display_add_client(int csock, int skipauth, int tls)
 898 {
 899     if (tls) {
 900         return spice_server_add_ssl_client(spice_server, csock, skipauth);
 901     } else {
 902         return spice_server_add_client(spice_server, csock, skipauth);
 903     }
 904 }
 905
 906 void qemu_spice_display_start(void)
 907 {
 908     spice_display_is_running = true;
 909     spice_server_vm_start(spice_server);
 910 }
 911
 912 void qemu_spice_display_stop(void)
 913 {
 914     spice_server_vm_stop(spice_server);
 915     spice_display_is_running = false;
 916 }
 917
 918 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd)
 919 {
 920     return spice_display_is_running;
 921 }
 922
 923 static void spice_register_config(void)
 924 {
 925     qemu_add_opts(&qemu_spice_opts);
 926 }
 927 machine_init(spice_register_config);