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 "sysemu/sysemu.h" 22 23 #include "ui/qemu-spice.h" 24 #include "qemu/error-report.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 "qapi/error.h" 31 #include "qapi/qapi-commands-ui.h" 32 #include "qapi/qapi-events-ui.h" 33 #include "qemu/notify.h" 34 #include "qemu/option.h" 35 #include "migration/misc.h" 36 #include "hw/hw.h" 37 #include "ui/spice-display.h" 38 39 /* core bits */ 40 41 static SpiceServer *spice_server; 42 static Notifier migration_state; 43 static const char *auth = "spice"; 44 static char *auth_passwd; 45 static time_t auth_expires = TIME_MAX; 46 static int spice_migration_completed; 47 static int spice_display_is_running; 48 static int spice_have_target_host; 49 int using_spice = 0; 50 51 static QemuThread me; 52 53 struct SpiceTimer { 54 QEMUTimer *timer; 55 }; 56 57 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) 58 { 59 SpiceTimer *timer; 60 61 timer = g_malloc0(sizeof(*timer)); 62 timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque); 63 return timer; 64 } 65 66 static void timer_start(SpiceTimer *timer, uint32_t ms) 67 { 68 timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms); 69 } 70 71 static void timer_cancel(SpiceTimer *timer) 72 { 73 timer_del(timer->timer); 74 } 75 76 static void timer_remove(SpiceTimer *timer) 77 { 78 timer_del(timer->timer); 79 timer_free(timer->timer); 80 g_free(timer); 81 } 82 83 struct SpiceWatch { 84 int fd; 85 SpiceWatchFunc func; 86 void *opaque; 87 }; 88 89 static void watch_read(void *opaque) 90 { 91 SpiceWatch *watch = opaque; 92 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); 93 } 94 95 static void watch_write(void *opaque) 96 { 97 SpiceWatch *watch = opaque; 98 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); 99 } 100 101 static void watch_update_mask(SpiceWatch *watch, int event_mask) 102 { 103 IOHandler *on_read = NULL; 104 IOHandler *on_write = NULL; 105 106 if (event_mask & SPICE_WATCH_EVENT_READ) { 107 on_read = watch_read; 108 } 109 if (event_mask & SPICE_WATCH_EVENT_WRITE) { 110 on_write = watch_write; 111 } 112 qemu_set_fd_handler(watch->fd, on_read, on_write, watch); 113 } 114 115 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) 116 { 117 SpiceWatch *watch; 118 119 watch = g_malloc0(sizeof(*watch)); 120 watch->fd = fd; 121 watch->func = func; 122 watch->opaque = opaque; 123 124 watch_update_mask(watch, event_mask); 125 return watch; 126 } 127 128 static void watch_remove(SpiceWatch *watch) 129 { 130 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); 131 g_free(watch); 132 } 133 134 typedef struct ChannelList ChannelList; 135 struct ChannelList { 136 SpiceChannelEventInfo *info; 137 QTAILQ_ENTRY(ChannelList) link; 138 }; 139 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list); 140 141 static void channel_list_add(SpiceChannelEventInfo *info) 142 { 143 ChannelList *item; 144 145 item = g_malloc0(sizeof(*item)); 146 item->info = info; 147 QTAILQ_INSERT_TAIL(&channel_list, item, link); 148 } 149 150 static void channel_list_del(SpiceChannelEventInfo *info) 151 { 152 ChannelList *item; 153 154 QTAILQ_FOREACH(item, &channel_list, link) { 155 if (item->info != info) { 156 continue; 157 } 158 QTAILQ_REMOVE(&channel_list, item, link); 159 g_free(item); 160 return; 161 } 162 } 163 164 static void add_addr_info(SpiceBasicInfo *info, struct sockaddr *addr, int len) 165 { 166 char host[NI_MAXHOST], port[NI_MAXSERV]; 167 168 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 169 NI_NUMERICHOST | NI_NUMERICSERV); 170 171 info->host = g_strdup(host); 172 info->port = g_strdup(port); 173 info->family = inet_netfamily(addr->sa_family); 174 } 175 176 static void add_channel_info(SpiceChannel *sc, SpiceChannelEventInfo *info) 177 { 178 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 179 180 sc->connection_id = info->connection_id; 181 sc->channel_type = info->type; 182 sc->channel_id = info->id; 183 sc->tls = !!tls; 184 } 185 186 static void channel_event(int event, SpiceChannelEventInfo *info) 187 { 188 SpiceServerInfo *server = g_malloc0(sizeof(*server)); 189 SpiceChannel *client = g_malloc0(sizeof(*client)); 190 191 /* 192 * Spice server might have called us from spice worker thread 193 * context (happens on display channel disconnects). Spice should 194 * not do that. It isn't that easy to fix it in spice and even 195 * when it is fixed we still should cover the already released 196 * spice versions. So detect that we've been called from another 197 * thread and grab the iothread lock if so before calling qemu 198 * functions. 199 */ 200 bool need_lock = !qemu_thread_is_self(&me); 201 if (need_lock) { 202 qemu_mutex_lock_iothread(); 203 } 204 205 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 206 add_addr_info(qapi_SpiceChannel_base(client), 207 (struct sockaddr *)&info->paddr_ext, 208 info->plen_ext); 209 add_addr_info(qapi_SpiceServerInfo_base(server), 210 (struct sockaddr *)&info->laddr_ext, 211 info->llen_ext); 212 } else { 213 error_report("spice: %s, extended address is expected", 214 __func__); 215 } 216 217 switch (event) { 218 case SPICE_CHANNEL_EVENT_CONNECTED: 219 qapi_event_send_spice_connected(qapi_SpiceServerInfo_base(server), 220 qapi_SpiceChannel_base(client)); 221 break; 222 case SPICE_CHANNEL_EVENT_INITIALIZED: 223 if (auth) { 224 server->has_auth = true; 225 server->auth = g_strdup(auth); 226 } 227 add_channel_info(client, info); 228 channel_list_add(info); 229 qapi_event_send_spice_initialized(server, client); 230 break; 231 case SPICE_CHANNEL_EVENT_DISCONNECTED: 232 channel_list_del(info); 233 qapi_event_send_spice_disconnected(qapi_SpiceServerInfo_base(server), 234 qapi_SpiceChannel_base(client)); 235 break; 236 default: 237 break; 238 } 239 240 if (need_lock) { 241 qemu_mutex_unlock_iothread(); 242 } 243 244 qapi_free_SpiceServerInfo(server); 245 qapi_free_SpiceChannel(client); 246 } 247 248 static SpiceCoreInterface core_interface = { 249 .base.type = SPICE_INTERFACE_CORE, 250 .base.description = "qemu core services", 251 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 252 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 253 254 .timer_add = timer_add, 255 .timer_start = timer_start, 256 .timer_cancel = timer_cancel, 257 .timer_remove = timer_remove, 258 259 .watch_add = watch_add, 260 .watch_update_mask = watch_update_mask, 261 .watch_remove = watch_remove, 262 263 .channel_event = channel_event, 264 }; 265 266 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 267 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 268 269 static const SpiceMigrateInterface migrate_interface = { 270 .base.type = SPICE_INTERFACE_MIGRATION, 271 .base.description = "migration", 272 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 273 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 274 .migrate_connect_complete = migrate_connect_complete_cb, 275 .migrate_end_complete = migrate_end_complete_cb, 276 }; 277 278 static SpiceMigrateInstance spice_migrate; 279 280 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 281 { 282 /* nothing, but libspice-server expects this cb being present. */ 283 } 284 285 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 286 { 287 qapi_event_send_spice_migrate_completed(); 288 spice_migration_completed = true; 289 } 290 291 /* config string parsing */ 292 293 static int name2enum(const char *string, const char *table[], int entries) 294 { 295 int i; 296 297 if (string) { 298 for (i = 0; i < entries; i++) { 299 if (!table[i]) { 300 continue; 301 } 302 if (strcmp(string, table[i]) != 0) { 303 continue; 304 } 305 return i; 306 } 307 } 308 return -1; 309 } 310 311 static int parse_name(const char *string, const char *optname, 312 const char *table[], int entries) 313 { 314 int value = name2enum(string, table, entries); 315 316 if (value != -1) { 317 return value; 318 } 319 error_report("spice: invalid %s: %s", optname, string); 320 exit(1); 321 } 322 323 static const char *stream_video_names[] = { 324 [ SPICE_STREAM_VIDEO_OFF ] = "off", 325 [ SPICE_STREAM_VIDEO_ALL ] = "all", 326 [ SPICE_STREAM_VIDEO_FILTER ] = "filter", 327 }; 328 #define parse_stream_video(_name) \ 329 parse_name(_name, "stream video control", \ 330 stream_video_names, ARRAY_SIZE(stream_video_names)) 331 332 static const char *compression_names[] = { 333 [ SPICE_IMAGE_COMPRESS_OFF ] = "off", 334 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz", 335 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz", 336 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic", 337 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz", 338 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz", 339 }; 340 #define parse_compression(_name) \ 341 parse_name(_name, "image compression", \ 342 compression_names, ARRAY_SIZE(compression_names)) 343 344 static const char *wan_compression_names[] = { 345 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto", 346 [ SPICE_WAN_COMPRESSION_NEVER ] = "never", 347 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always", 348 }; 349 #define parse_wan_compression(_name) \ 350 parse_name(_name, "wan compression", \ 351 wan_compression_names, ARRAY_SIZE(wan_compression_names)) 352 353 /* functions for the rest of qemu */ 354 355 static SpiceChannelList *qmp_query_spice_channels(void) 356 { 357 SpiceChannelList *cur_item = NULL, *head = NULL; 358 ChannelList *item; 359 360 QTAILQ_FOREACH(item, &channel_list, link) { 361 SpiceChannelList *chan; 362 char host[NI_MAXHOST], port[NI_MAXSERV]; 363 struct sockaddr *paddr; 364 socklen_t plen; 365 366 assert(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT); 367 368 chan = g_malloc0(sizeof(*chan)); 369 chan->value = g_malloc0(sizeof(*chan->value)); 370 371 paddr = (struct sockaddr *)&item->info->paddr_ext; 372 plen = item->info->plen_ext; 373 getnameinfo(paddr, plen, 374 host, sizeof(host), port, sizeof(port), 375 NI_NUMERICHOST | NI_NUMERICSERV); 376 chan->value->host = g_strdup(host); 377 chan->value->port = g_strdup(port); 378 chan->value->family = inet_netfamily(paddr->sa_family); 379 380 chan->value->connection_id = item->info->connection_id; 381 chan->value->channel_type = item->info->type; 382 chan->value->channel_id = item->info->id; 383 chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 384 385 /* XXX: waiting for the qapi to support GSList */ 386 if (!cur_item) { 387 head = cur_item = chan; 388 } else { 389 cur_item->next = chan; 390 cur_item = chan; 391 } 392 } 393 394 return head; 395 } 396 397 static QemuOptsList qemu_spice_opts = { 398 .name = "spice", 399 .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head), 400 .desc = { 401 { 402 .name = "port", 403 .type = QEMU_OPT_NUMBER, 404 },{ 405 .name = "tls-port", 406 .type = QEMU_OPT_NUMBER, 407 },{ 408 .name = "addr", 409 .type = QEMU_OPT_STRING, 410 },{ 411 .name = "ipv4", 412 .type = QEMU_OPT_BOOL, 413 },{ 414 .name = "ipv6", 415 .type = QEMU_OPT_BOOL, 416 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 417 },{ 418 .name = "unix", 419 .type = QEMU_OPT_BOOL, 420 #endif 421 },{ 422 .name = "password", 423 .type = QEMU_OPT_STRING, 424 },{ 425 .name = "disable-ticketing", 426 .type = QEMU_OPT_BOOL, 427 },{ 428 .name = "disable-copy-paste", 429 .type = QEMU_OPT_BOOL, 430 },{ 431 .name = "disable-agent-file-xfer", 432 .type = QEMU_OPT_BOOL, 433 },{ 434 .name = "sasl", 435 .type = QEMU_OPT_BOOL, 436 },{ 437 .name = "x509-dir", 438 .type = QEMU_OPT_STRING, 439 },{ 440 .name = "x509-key-file", 441 .type = QEMU_OPT_STRING, 442 },{ 443 .name = "x509-key-password", 444 .type = QEMU_OPT_STRING, 445 },{ 446 .name = "x509-cert-file", 447 .type = QEMU_OPT_STRING, 448 },{ 449 .name = "x509-cacert-file", 450 .type = QEMU_OPT_STRING, 451 },{ 452 .name = "x509-dh-key-file", 453 .type = QEMU_OPT_STRING, 454 },{ 455 .name = "tls-ciphers", 456 .type = QEMU_OPT_STRING, 457 },{ 458 .name = "tls-channel", 459 .type = QEMU_OPT_STRING, 460 },{ 461 .name = "plaintext-channel", 462 .type = QEMU_OPT_STRING, 463 },{ 464 .name = "image-compression", 465 .type = QEMU_OPT_STRING, 466 },{ 467 .name = "jpeg-wan-compression", 468 .type = QEMU_OPT_STRING, 469 },{ 470 .name = "zlib-glz-wan-compression", 471 .type = QEMU_OPT_STRING, 472 },{ 473 .name = "streaming-video", 474 .type = QEMU_OPT_STRING, 475 },{ 476 .name = "agent-mouse", 477 .type = QEMU_OPT_BOOL, 478 },{ 479 .name = "playback-compression", 480 .type = QEMU_OPT_BOOL, 481 },{ 482 .name = "seamless-migration", 483 .type = QEMU_OPT_BOOL, 484 },{ 485 .name = "display", 486 .type = QEMU_OPT_STRING, 487 },{ 488 .name = "head", 489 .type = QEMU_OPT_NUMBER, 490 #ifdef HAVE_SPICE_GL 491 },{ 492 .name = "gl", 493 .type = QEMU_OPT_BOOL, 494 },{ 495 .name = "rendernode", 496 .type = QEMU_OPT_STRING, 497 #endif 498 }, 499 { /* end of list */ } 500 }, 501 }; 502 503 SpiceInfo *qmp_query_spice(Error **errp) 504 { 505 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 506 int port, tls_port; 507 const char *addr; 508 SpiceInfo *info; 509 unsigned int major; 510 unsigned int minor; 511 unsigned int micro; 512 513 info = g_malloc0(sizeof(*info)); 514 515 if (!spice_server || !opts) { 516 info->enabled = false; 517 return info; 518 } 519 520 info->enabled = true; 521 info->migrated = spice_migration_completed; 522 523 addr = qemu_opt_get(opts, "addr"); 524 port = qemu_opt_get_number(opts, "port", 0); 525 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 526 527 info->has_auth = true; 528 info->auth = g_strdup(auth); 529 530 info->has_host = true; 531 info->host = g_strdup(addr ? addr : "*"); 532 533 info->has_compiled_version = true; 534 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16; 535 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8; 536 micro = SPICE_SERVER_VERSION & 0xff; 537 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro); 538 539 if (port) { 540 info->has_port = true; 541 info->port = port; 542 } 543 if (tls_port) { 544 info->has_tls_port = true; 545 info->tls_port = tls_port; 546 } 547 548 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 549 SPICE_QUERY_MOUSE_MODE_SERVER : 550 SPICE_QUERY_MOUSE_MODE_CLIENT; 551 552 /* for compatibility with the original command */ 553 info->has_channels = true; 554 info->channels = qmp_query_spice_channels(); 555 556 return info; 557 } 558 559 static void migration_state_notifier(Notifier *notifier, void *data) 560 { 561 MigrationState *s = data; 562 563 if (!spice_have_target_host) { 564 return; 565 } 566 567 if (migration_in_setup(s)) { 568 spice_server_migrate_start(spice_server); 569 } else if (migration_has_finished(s) || 570 migration_in_postcopy_after_devices(s)) { 571 spice_server_migrate_end(spice_server, true); 572 spice_have_target_host = false; 573 } else if (migration_has_failed(s)) { 574 spice_server_migrate_end(spice_server, false); 575 spice_have_target_host = false; 576 } 577 } 578 579 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 580 const char *subject) 581 { 582 int ret; 583 584 ret = spice_server_migrate_connect(spice_server, hostname, 585 port, tls_port, subject); 586 spice_have_target_host = true; 587 return ret; 588 } 589 590 static int add_channel(void *opaque, const char *name, const char *value, 591 Error **errp) 592 { 593 int security = 0; 594 int rc; 595 596 if (strcmp(name, "tls-channel") == 0) { 597 int *tls_port = opaque; 598 if (!*tls_port) { 599 error_setg(errp, "spice: tried to setup tls-channel" 600 " without specifying a TLS port"); 601 return -1; 602 } 603 security = SPICE_CHANNEL_SECURITY_SSL; 604 } 605 if (strcmp(name, "plaintext-channel") == 0) { 606 security = SPICE_CHANNEL_SECURITY_NONE; 607 } 608 if (security == 0) { 609 return 0; 610 } 611 if (strcmp(value, "default") == 0) { 612 rc = spice_server_set_channel_security(spice_server, NULL, security); 613 } else { 614 rc = spice_server_set_channel_security(spice_server, value, security); 615 } 616 if (rc != 0) { 617 error_setg(errp, "spice: failed to set channel security for %s", 618 value); 619 return -1; 620 } 621 return 0; 622 } 623 624 static void vm_change_state_handler(void *opaque, int running, 625 RunState state) 626 { 627 if (running) { 628 qemu_spice_display_start(); 629 } else { 630 qemu_spice_display_stop(); 631 } 632 } 633 634 void qemu_spice_init(void) 635 { 636 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 637 const char *password, *str, *x509_dir, *addr, 638 *x509_key_password = NULL, 639 *x509_dh_file = NULL, 640 *tls_ciphers = NULL; 641 char *x509_key_file = NULL, 642 *x509_cert_file = NULL, 643 *x509_cacert_file = NULL; 644 int port, tls_port, addr_flags; 645 spice_image_compression_t compression; 646 spice_wan_compression_t wan_compr; 647 bool seamless_migration; 648 649 qemu_thread_get_self(&me); 650 651 if (!opts) { 652 return; 653 } 654 port = qemu_opt_get_number(opts, "port", 0); 655 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 656 if (port < 0 || port > 65535) { 657 error_report("spice port is out of range"); 658 exit(1); 659 } 660 if (tls_port < 0 || tls_port > 65535) { 661 error_report("spice tls-port is out of range"); 662 exit(1); 663 } 664 password = qemu_opt_get(opts, "password"); 665 666 if (tls_port) { 667 x509_dir = qemu_opt_get(opts, "x509-dir"); 668 if (!x509_dir) { 669 x509_dir = "."; 670 } 671 672 str = qemu_opt_get(opts, "x509-key-file"); 673 if (str) { 674 x509_key_file = g_strdup(str); 675 } else { 676 x509_key_file = g_strdup_printf("%s/%s", x509_dir, 677 X509_SERVER_KEY_FILE); 678 } 679 680 str = qemu_opt_get(opts, "x509-cert-file"); 681 if (str) { 682 x509_cert_file = g_strdup(str); 683 } else { 684 x509_cert_file = g_strdup_printf("%s/%s", x509_dir, 685 X509_SERVER_CERT_FILE); 686 } 687 688 str = qemu_opt_get(opts, "x509-cacert-file"); 689 if (str) { 690 x509_cacert_file = g_strdup(str); 691 } else { 692 x509_cacert_file = g_strdup_printf("%s/%s", x509_dir, 693 X509_CA_CERT_FILE); 694 } 695 696 x509_key_password = qemu_opt_get(opts, "x509-key-password"); 697 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file"); 698 tls_ciphers = qemu_opt_get(opts, "tls-ciphers"); 699 } 700 701 addr = qemu_opt_get(opts, "addr"); 702 addr_flags = 0; 703 if (qemu_opt_get_bool(opts, "ipv4", 0)) { 704 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; 705 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) { 706 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; 707 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 708 } else if (qemu_opt_get_bool(opts, "unix", 0)) { 709 addr_flags |= SPICE_ADDR_FLAG_UNIX_ONLY; 710 #endif 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(spice_server, 1) == -1) { 732 error_report("spice: failed to enable sasl"); 733 exit(1); 734 } 735 auth = "sasl"; 736 } 737 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 738 auth = "none"; 739 spice_server_set_noauth(spice_server); 740 } 741 742 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 743 spice_server_set_agent_copypaste(spice_server, false); 744 } 745 746 if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) { 747 spice_server_set_agent_file_xfer(spice_server, false); 748 } 749 750 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 751 str = qemu_opt_get(opts, "image-compression"); 752 if (str) { 753 compression = parse_compression(str); 754 } 755 spice_server_set_image_compression(spice_server, compression); 756 757 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 758 str = qemu_opt_get(opts, "jpeg-wan-compression"); 759 if (str) { 760 wan_compr = parse_wan_compression(str); 761 } 762 spice_server_set_jpeg_compression(spice_server, wan_compr); 763 764 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 765 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 766 if (str) { 767 wan_compr = parse_wan_compression(str); 768 } 769 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 770 771 str = qemu_opt_get(opts, "streaming-video"); 772 if (str) { 773 int streaming_video = parse_stream_video(str); 774 spice_server_set_streaming_video(spice_server, streaming_video); 775 } else { 776 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF); 777 } 778 779 spice_server_set_agent_mouse 780 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 781 spice_server_set_playback_compression 782 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 783 784 qemu_opt_foreach(opts, add_channel, &tls_port, &error_fatal); 785 786 spice_server_set_name(spice_server, qemu_name); 787 spice_server_set_uuid(spice_server, (unsigned char *)&qemu_uuid); 788 789 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 790 spice_server_set_seamless_migration(spice_server, seamless_migration); 791 spice_server_set_sasl_appname(spice_server, "qemu"); 792 if (spice_server_init(spice_server, &core_interface) != 0) { 793 error_report("failed to initialize spice server"); 794 exit(1); 795 }; 796 using_spice = 1; 797 798 migration_state.notify = migration_state_notifier; 799 add_migration_state_change_notifier(&migration_state); 800 spice_migrate.base.sif = &migrate_interface.base; 801 qemu_spice_add_interface(&spice_migrate.base); 802 803 qemu_spice_input_init(); 804 qemu_spice_audio_init(); 805 806 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 807 qemu_spice_display_stop(); 808 809 g_free(x509_key_file); 810 g_free(x509_cert_file); 811 g_free(x509_cacert_file); 812 813 qemu_spice_register_ports(); 814 815 #ifdef HAVE_SPICE_GL 816 if (qemu_opt_get_bool(opts, "gl", 0)) { 817 if ((port != 0) || (tls_port != 0)) { 818 error_report("SPICE GL support is local-only for now and " 819 "incompatible with -spice port/tls-port"); 820 exit(1); 821 } 822 if (egl_rendernode_init(qemu_opt_get(opts, "rendernode"), 823 DISPLAYGL_MODE_ON) != 0) { 824 error_report("Failed to initialize EGL render node for SPICE GL"); 825 exit(1); 826 } 827 display_opengl = 1; 828 spice_opengl = 1; 829 } 830 #endif 831 } 832 833 int qemu_spice_add_interface(SpiceBaseInstance *sin) 834 { 835 if (!spice_server) { 836 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 837 error_report("Oops: spice configured but not active"); 838 exit(1); 839 } 840 /* 841 * Create a spice server instance. 842 * It does *not* listen on the network. 843 * It handles QXL local rendering only. 844 * 845 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 846 */ 847 spice_server = spice_server_new(); 848 spice_server_set_sasl_appname(spice_server, "qemu"); 849 spice_server_init(spice_server, &core_interface); 850 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 851 } 852 853 return spice_server_add_interface(spice_server, sin); 854 } 855 856 static GSList *spice_consoles; 857 858 bool qemu_spice_have_display_interface(QemuConsole *con) 859 { 860 if (g_slist_find(spice_consoles, con)) { 861 return true; 862 } 863 return false; 864 } 865 866 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 867 { 868 if (g_slist_find(spice_consoles, con)) { 869 return -1; 870 } 871 qxlin->id = qemu_console_get_index(con); 872 spice_consoles = g_slist_append(spice_consoles, con); 873 return qemu_spice_add_interface(&qxlin->base); 874 } 875 876 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 877 { 878 time_t lifetime, now = time(NULL); 879 char *passwd; 880 881 if (now < auth_expires) { 882 passwd = auth_passwd; 883 lifetime = (auth_expires - now); 884 if (lifetime > INT_MAX) { 885 lifetime = INT_MAX; 886 } 887 } else { 888 passwd = NULL; 889 lifetime = 1; 890 } 891 return spice_server_set_ticket(spice_server, passwd, lifetime, 892 fail_if_conn, disconnect_if_conn); 893 } 894 895 int qemu_spice_set_passwd(const char *passwd, 896 bool fail_if_conn, bool disconnect_if_conn) 897 { 898 if (strcmp(auth, "spice") != 0) { 899 return -1; 900 } 901 902 g_free(auth_passwd); 903 auth_passwd = g_strdup(passwd); 904 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 905 } 906 907 int qemu_spice_set_pw_expire(time_t expires) 908 { 909 auth_expires = expires; 910 return qemu_spice_set_ticket(false, false); 911 } 912 913 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 914 { 915 if (tls) { 916 return spice_server_add_ssl_client(spice_server, csock, skipauth); 917 } else { 918 return spice_server_add_client(spice_server, csock, skipauth); 919 } 920 } 921 922 void qemu_spice_display_start(void) 923 { 924 spice_display_is_running = true; 925 spice_server_vm_start(spice_server); 926 } 927 928 void qemu_spice_display_stop(void) 929 { 930 spice_server_vm_stop(spice_server); 931 spice_display_is_running = false; 932 } 933 934 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 935 { 936 return spice_display_is_running; 937 } 938 939 static void spice_register_config(void) 940 { 941 qemu_add_opts(&qemu_spice_opts); 942 } 943 opts_init(spice_register_config); 944