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 20 #include <netdb.h> 21 #include "sysemu/sysemu.h" 22 23 #include "qemu-common.h" 24 #include "ui/qemu-spice.h" 25 #include "qemu/thread.h" 26 #include "qemu/timer.h" 27 #include "qemu/queue.h" 28 #include "qemu-x509.h" 29 #include "qemu/sockets.h" 30 #include "qmp-commands.h" 31 #include "qapi/qmp/qint.h" 32 #include "qapi/qmp/qbool.h" 33 #include "qapi/qmp/qstring.h" 34 #include "qapi/qmp/qjson.h" 35 #include "qemu/notify.h" 36 #include "migration/migration.h" 37 #include "hw/hw.h" 38 #include "ui/spice-display.h" 39 #include "qapi-event.h" 40 41 /* core bits */ 42 43 static SpiceServer *spice_server; 44 static Notifier migration_state; 45 static const char *auth = "spice"; 46 static char *auth_passwd; 47 static time_t auth_expires = TIME_MAX; 48 static int spice_migration_completed; 49 static int spice_display_is_running; 50 static int spice_have_target_host; 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(SpiceBasicInfo *info, struct sockaddr *addr, int len) 177 { 178 char host[NI_MAXHOST], port[NI_MAXSERV]; 179 180 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 181 NI_NUMERICHOST | NI_NUMERICSERV); 182 183 info->host = g_strdup(host); 184 info->port = g_strdup(port); 185 info->family = inet_netfamily(addr->sa_family); 186 } 187 188 static void add_channel_info(SpiceChannel *sc, SpiceChannelEventInfo *info) 189 { 190 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 191 192 sc->connection_id = info->connection_id; 193 sc->channel_type = info->type; 194 sc->channel_id = info->id; 195 sc->tls = !!tls; 196 } 197 198 static void channel_event(int event, SpiceChannelEventInfo *info) 199 { 200 SpiceServerInfo *server = g_malloc0(sizeof(*server)); 201 SpiceChannel *client = g_malloc0(sizeof(*client)); 202 server->base = g_malloc0(sizeof(*server->base)); 203 client->base = g_malloc0(sizeof(*client->base)); 204 205 /* 206 * Spice server might have called us from spice worker thread 207 * context (happens on display channel disconnects). Spice should 208 * not do that. It isn't that easy to fix it in spice and even 209 * when it is fixed we still should cover the already released 210 * spice versions. So detect that we've been called from another 211 * thread and grab the iothread lock if so before calling qemu 212 * functions. 213 */ 214 bool need_lock = !qemu_thread_is_self(&me); 215 if (need_lock) { 216 qemu_mutex_lock_iothread(); 217 } 218 219 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 220 add_addr_info(client->base, (struct sockaddr *)&info->paddr_ext, 221 info->plen_ext); 222 add_addr_info(server->base, (struct sockaddr *)&info->laddr_ext, 223 info->llen_ext); 224 } else { 225 error_report("spice: %s, extended address is expected", 226 __func__); 227 } 228 229 switch (event) { 230 case SPICE_CHANNEL_EVENT_CONNECTED: 231 qapi_event_send_spice_connected(server->base, client->base, &error_abort); 232 break; 233 case SPICE_CHANNEL_EVENT_INITIALIZED: 234 if (auth) { 235 server->has_auth = true; 236 server->auth = g_strdup(auth); 237 } 238 add_channel_info(client, info); 239 channel_list_add(info); 240 qapi_event_send_spice_initialized(server, client, &error_abort); 241 break; 242 case SPICE_CHANNEL_EVENT_DISCONNECTED: 243 channel_list_del(info); 244 qapi_event_send_spice_disconnected(server->base, client->base, &error_abort); 245 break; 246 default: 247 break; 248 } 249 250 if (need_lock) { 251 qemu_mutex_unlock_iothread(); 252 } 253 254 qapi_free_SpiceServerInfo(server); 255 qapi_free_SpiceChannel(client); 256 } 257 258 static SpiceCoreInterface core_interface = { 259 .base.type = SPICE_INTERFACE_CORE, 260 .base.description = "qemu core services", 261 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 262 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 263 264 .timer_add = timer_add, 265 .timer_start = timer_start, 266 .timer_cancel = timer_cancel, 267 .timer_remove = timer_remove, 268 269 .watch_add = watch_add, 270 .watch_update_mask = watch_update_mask, 271 .watch_remove = watch_remove, 272 273 .channel_event = channel_event, 274 }; 275 276 typedef struct SpiceMigration { 277 SpiceMigrateInstance sin; 278 struct { 279 MonitorCompletion *cb; 280 void *opaque; 281 } connect_complete; 282 } SpiceMigration; 283 284 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 285 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 286 287 static const SpiceMigrateInterface migrate_interface = { 288 .base.type = SPICE_INTERFACE_MIGRATION, 289 .base.description = "migration", 290 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 291 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 292 .migrate_connect_complete = migrate_connect_complete_cb, 293 .migrate_end_complete = migrate_end_complete_cb, 294 }; 295 296 static SpiceMigration spice_migrate; 297 298 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 299 { 300 SpiceMigration *sm = container_of(sin, SpiceMigration, sin); 301 if (sm->connect_complete.cb) { 302 sm->connect_complete.cb(sm->connect_complete.opaque, NULL); 303 } 304 sm->connect_complete.cb = NULL; 305 } 306 307 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 308 { 309 qapi_event_send_spice_migrate_completed(&error_abort); 310 spice_migration_completed = true; 311 } 312 313 /* config string parsing */ 314 315 static int name2enum(const char *string, const char *table[], int entries) 316 { 317 int i; 318 319 if (string) { 320 for (i = 0; i < entries; i++) { 321 if (!table[i]) { 322 continue; 323 } 324 if (strcmp(string, table[i]) != 0) { 325 continue; 326 } 327 return i; 328 } 329 } 330 return -1; 331 } 332 333 static int parse_name(const char *string, const char *optname, 334 const char *table[], int entries) 335 { 336 int value = name2enum(string, table, entries); 337 338 if (value != -1) { 339 return value; 340 } 341 error_report("spice: invalid %s: %s", optname, string); 342 exit(1); 343 } 344 345 static const char *stream_video_names[] = { 346 [ SPICE_STREAM_VIDEO_OFF ] = "off", 347 [ SPICE_STREAM_VIDEO_ALL ] = "all", 348 [ SPICE_STREAM_VIDEO_FILTER ] = "filter", 349 }; 350 #define parse_stream_video(_name) \ 351 parse_name(_name, "stream video control", \ 352 stream_video_names, ARRAY_SIZE(stream_video_names)) 353 354 static const char *compression_names[] = { 355 [ SPICE_IMAGE_COMPRESS_OFF ] = "off", 356 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz", 357 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz", 358 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic", 359 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz", 360 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz", 361 }; 362 #define parse_compression(_name) \ 363 parse_name(_name, "image compression", \ 364 compression_names, ARRAY_SIZE(compression_names)) 365 366 static const char *wan_compression_names[] = { 367 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto", 368 [ SPICE_WAN_COMPRESSION_NEVER ] = "never", 369 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always", 370 }; 371 #define parse_wan_compression(_name) \ 372 parse_name(_name, "wan compression", \ 373 wan_compression_names, ARRAY_SIZE(wan_compression_names)) 374 375 /* functions for the rest of qemu */ 376 377 static SpiceChannelList *qmp_query_spice_channels(void) 378 { 379 SpiceChannelList *cur_item = NULL, *head = NULL; 380 ChannelList *item; 381 382 QTAILQ_FOREACH(item, &channel_list, link) { 383 SpiceChannelList *chan; 384 char host[NI_MAXHOST], port[NI_MAXSERV]; 385 struct sockaddr *paddr; 386 socklen_t plen; 387 388 assert(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT); 389 390 chan = g_malloc0(sizeof(*chan)); 391 chan->value = g_malloc0(sizeof(*chan->value)); 392 chan->value->base = g_malloc0(sizeof(*chan->value->base)); 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->base->host = g_strdup(host); 400 chan->value->base->port = g_strdup(port); 401 chan->value->base->family = inet_netfamily(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 : "*"); 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 (!spice_have_target_host) { 568 return; 569 } 570 571 if (migration_in_setup(s)) { 572 spice_server_migrate_start(spice_server); 573 } else if (migration_has_finished(s)) { 574 spice_server_migrate_end(spice_server, true); 575 spice_have_target_host = false; 576 } else if (migration_has_failed(s)) { 577 spice_server_migrate_end(spice_server, false); 578 spice_have_target_host = false; 579 } 580 } 581 582 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 583 const char *subject, 584 MonitorCompletion *cb, void *opaque) 585 { 586 int ret; 587 588 spice_migrate.connect_complete.cb = cb; 589 spice_migrate.connect_complete.opaque = opaque; 590 ret = spice_server_migrate_connect(spice_server, hostname, 591 port, tls_port, subject); 592 spice_have_target_host = true; 593 return ret; 594 } 595 596 static int add_channel(const char *name, const char *value, void *opaque) 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 } 712 713 spice_server = spice_server_new(); 714 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 715 if (port) { 716 spice_server_set_port(spice_server, port); 717 } 718 if (tls_port) { 719 spice_server_set_tls(spice_server, tls_port, 720 x509_cacert_file, 721 x509_cert_file, 722 x509_key_file, 723 x509_key_password, 724 x509_dh_file, 725 tls_ciphers); 726 } 727 if (password) { 728 qemu_spice_set_passwd(password, false, false); 729 } 730 if (qemu_opt_get_bool(opts, "sasl", 0)) { 731 if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 || 732 spice_server_set_sasl(spice_server, 1) == -1) { 733 error_report("spice: failed to enable sasl"); 734 exit(1); 735 } 736 auth = "sasl"; 737 } 738 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 739 auth = "none"; 740 spice_server_set_noauth(spice_server); 741 } 742 743 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 744 spice_server_set_agent_copypaste(spice_server, false); 745 } 746 747 if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) { 748 #if SPICE_SERVER_VERSION >= 0x000c04 749 spice_server_set_agent_file_xfer(spice_server, false); 750 #else 751 error_report("this qemu build does not support the " 752 "\"disable-agent-file-xfer\" option"); 753 exit(1); 754 #endif 755 } 756 757 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 758 str = qemu_opt_get(opts, "image-compression"); 759 if (str) { 760 compression = parse_compression(str); 761 } 762 spice_server_set_image_compression(spice_server, compression); 763 764 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 765 str = qemu_opt_get(opts, "jpeg-wan-compression"); 766 if (str) { 767 wan_compr = parse_wan_compression(str); 768 } 769 spice_server_set_jpeg_compression(spice_server, wan_compr); 770 771 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 772 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 773 if (str) { 774 wan_compr = parse_wan_compression(str); 775 } 776 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 777 778 str = qemu_opt_get(opts, "streaming-video"); 779 if (str) { 780 int streaming_video = parse_stream_video(str); 781 spice_server_set_streaming_video(spice_server, streaming_video); 782 } else { 783 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF); 784 } 785 786 spice_server_set_agent_mouse 787 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 788 spice_server_set_playback_compression 789 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 790 791 qemu_opt_foreach(opts, add_channel, &tls_port, 0); 792 793 spice_server_set_name(spice_server, qemu_name); 794 spice_server_set_uuid(spice_server, qemu_uuid); 795 796 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 797 spice_server_set_seamless_migration(spice_server, seamless_migration); 798 if (spice_server_init(spice_server, &core_interface) != 0) { 799 error_report("failed to initialize spice server"); 800 exit(1); 801 }; 802 using_spice = 1; 803 804 migration_state.notify = migration_state_notifier; 805 add_migration_state_change_notifier(&migration_state); 806 spice_migrate.sin.base.sif = &migrate_interface.base; 807 spice_migrate.connect_complete.cb = NULL; 808 qemu_spice_add_interface(&spice_migrate.sin.base); 809 810 qemu_spice_input_init(); 811 qemu_spice_audio_init(); 812 813 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 814 815 g_free(x509_key_file); 816 g_free(x509_cert_file); 817 g_free(x509_cacert_file); 818 819 #if SPICE_SERVER_VERSION >= 0x000c02 820 qemu_spice_register_ports(); 821 #endif 822 } 823 824 int qemu_spice_add_interface(SpiceBaseInstance *sin) 825 { 826 if (!spice_server) { 827 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 828 error_report("Oops: spice configured but not active"); 829 exit(1); 830 } 831 /* 832 * Create a spice server instance. 833 * It does *not* listen on the network. 834 * It handles QXL local rendering only. 835 * 836 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 837 */ 838 spice_server = spice_server_new(); 839 spice_server_set_sasl_appname(spice_server, "qemu"); 840 spice_server_init(spice_server, &core_interface); 841 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 842 } 843 844 return spice_server_add_interface(spice_server, sin); 845 } 846 847 static GSList *spice_consoles; 848 849 bool qemu_spice_have_display_interface(QemuConsole *con) 850 { 851 if (g_slist_find(spice_consoles, con)) { 852 return true; 853 } 854 return false; 855 } 856 857 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 858 { 859 if (g_slist_find(spice_consoles, con)) { 860 return -1; 861 } 862 qxlin->id = qemu_console_get_index(con); 863 spice_consoles = g_slist_append(spice_consoles, con); 864 return qemu_spice_add_interface(&qxlin->base); 865 } 866 867 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 868 { 869 time_t lifetime, now = time(NULL); 870 char *passwd; 871 872 if (now < auth_expires) { 873 passwd = auth_passwd; 874 lifetime = (auth_expires - now); 875 if (lifetime > INT_MAX) { 876 lifetime = INT_MAX; 877 } 878 } else { 879 passwd = NULL; 880 lifetime = 1; 881 } 882 return spice_server_set_ticket(spice_server, passwd, lifetime, 883 fail_if_conn, disconnect_if_conn); 884 } 885 886 int qemu_spice_set_passwd(const char *passwd, 887 bool fail_if_conn, bool disconnect_if_conn) 888 { 889 if (strcmp(auth, "spice") != 0) { 890 return -1; 891 } 892 893 g_free(auth_passwd); 894 auth_passwd = g_strdup(passwd); 895 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 896 } 897 898 int qemu_spice_set_pw_expire(time_t expires) 899 { 900 auth_expires = expires; 901 return qemu_spice_set_ticket(false, false); 902 } 903 904 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 905 { 906 if (tls) { 907 return spice_server_add_ssl_client(spice_server, csock, skipauth); 908 } else { 909 return spice_server_add_client(spice_server, csock, skipauth); 910 } 911 } 912 913 void qemu_spice_display_start(void) 914 { 915 spice_display_is_running = true; 916 spice_server_vm_start(spice_server); 917 } 918 919 void qemu_spice_display_stop(void) 920 { 921 spice_server_vm_stop(spice_server); 922 spice_display_is_running = false; 923 } 924 925 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 926 { 927 return spice_display_is_running; 928 } 929 930 static void spice_register_config(void) 931 { 932 qemu_add_opts(&qemu_spice_opts); 933 } 934 machine_init(spice_register_config); 935