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 "ui/qemu-spice.h" 25 #include "qemu/error-report.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 "qapi/error.h" 32 #include "qapi/qapi-commands-ui.h" 33 #include "qapi/qapi-events-ui.h" 34 #include "qemu/notify.h" 35 #include "qemu/option.h" 36 #include "migration/misc.h" 37 #include "hw/hw.h" 38 #include "ui/spice-display.h" 39 40 /* core bits */ 41 42 static SpiceServer *spice_server; 43 static Notifier migration_state; 44 static const char *auth = "spice"; 45 static char *auth_passwd; 46 static time_t auth_expires = TIME_MAX; 47 static int spice_migration_completed; 48 static int spice_display_is_running; 49 static int spice_have_target_host; 50 int using_spice = 0; 51 52 static QemuThread me; 53 54 struct SpiceTimer { 55 QEMUTimer *timer; 56 }; 57 58 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) 59 { 60 SpiceTimer *timer; 61 62 timer = g_malloc0(sizeof(*timer)); 63 timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque); 64 return timer; 65 } 66 67 static void timer_start(SpiceTimer *timer, uint32_t ms) 68 { 69 timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms); 70 } 71 72 static void timer_cancel(SpiceTimer *timer) 73 { 74 timer_del(timer->timer); 75 } 76 77 static void timer_remove(SpiceTimer *timer) 78 { 79 timer_del(timer->timer); 80 timer_free(timer->timer); 81 g_free(timer); 82 } 83 84 struct SpiceWatch { 85 int fd; 86 SpiceWatchFunc func; 87 void *opaque; 88 }; 89 90 static void watch_read(void *opaque) 91 { 92 SpiceWatch *watch = opaque; 93 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); 94 } 95 96 static void watch_write(void *opaque) 97 { 98 SpiceWatch *watch = opaque; 99 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); 100 } 101 102 static void watch_update_mask(SpiceWatch *watch, int event_mask) 103 { 104 IOHandler *on_read = NULL; 105 IOHandler *on_write = NULL; 106 107 if (event_mask & SPICE_WATCH_EVENT_READ) { 108 on_read = watch_read; 109 } 110 if (event_mask & SPICE_WATCH_EVENT_WRITE) { 111 on_write = watch_write; 112 } 113 qemu_set_fd_handler(watch->fd, on_read, on_write, watch); 114 } 115 116 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) 117 { 118 SpiceWatch *watch; 119 120 watch = g_malloc0(sizeof(*watch)); 121 watch->fd = fd; 122 watch->func = func; 123 watch->opaque = opaque; 124 125 watch_update_mask(watch, event_mask); 126 return watch; 127 } 128 129 static void watch_remove(SpiceWatch *watch) 130 { 131 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); 132 g_free(watch); 133 } 134 135 typedef struct ChannelList ChannelList; 136 struct ChannelList { 137 SpiceChannelEventInfo *info; 138 QTAILQ_ENTRY(ChannelList) link; 139 }; 140 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list); 141 142 static void channel_list_add(SpiceChannelEventInfo *info) 143 { 144 ChannelList *item; 145 146 item = g_malloc0(sizeof(*item)); 147 item->info = info; 148 QTAILQ_INSERT_TAIL(&channel_list, item, link); 149 } 150 151 static void channel_list_del(SpiceChannelEventInfo *info) 152 { 153 ChannelList *item; 154 155 QTAILQ_FOREACH(item, &channel_list, link) { 156 if (item->info != info) { 157 continue; 158 } 159 QTAILQ_REMOVE(&channel_list, item, link); 160 g_free(item); 161 return; 162 } 163 } 164 165 static void add_addr_info(SpiceBasicInfo *info, struct sockaddr *addr, int len) 166 { 167 char host[NI_MAXHOST], port[NI_MAXSERV]; 168 169 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 170 NI_NUMERICHOST | NI_NUMERICSERV); 171 172 info->host = g_strdup(host); 173 info->port = g_strdup(port); 174 info->family = inet_netfamily(addr->sa_family); 175 } 176 177 static void add_channel_info(SpiceChannel *sc, SpiceChannelEventInfo *info) 178 { 179 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 180 181 sc->connection_id = info->connection_id; 182 sc->channel_type = info->type; 183 sc->channel_id = info->id; 184 sc->tls = !!tls; 185 } 186 187 static void channel_event(int event, SpiceChannelEventInfo *info) 188 { 189 SpiceServerInfo *server = g_malloc0(sizeof(*server)); 190 SpiceChannel *client = g_malloc0(sizeof(*client)); 191 192 /* 193 * Spice server might have called us from spice worker thread 194 * context (happens on display channel disconnects). Spice should 195 * not do that. It isn't that easy to fix it in spice and even 196 * when it is fixed we still should cover the already released 197 * spice versions. So detect that we've been called from another 198 * thread and grab the iothread lock if so before calling qemu 199 * functions. 200 */ 201 bool need_lock = !qemu_thread_is_self(&me); 202 if (need_lock) { 203 qemu_mutex_lock_iothread(); 204 } 205 206 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 207 add_addr_info(qapi_SpiceChannel_base(client), 208 (struct sockaddr *)&info->paddr_ext, 209 info->plen_ext); 210 add_addr_info(qapi_SpiceServerInfo_base(server), 211 (struct sockaddr *)&info->laddr_ext, 212 info->llen_ext); 213 } else { 214 error_report("spice: %s, extended address is expected", 215 __func__); 216 } 217 218 switch (event) { 219 case SPICE_CHANNEL_EVENT_CONNECTED: 220 qapi_event_send_spice_connected(qapi_SpiceServerInfo_base(server), 221 qapi_SpiceChannel_base(client)); 222 break; 223 case SPICE_CHANNEL_EVENT_INITIALIZED: 224 if (auth) { 225 server->has_auth = true; 226 server->auth = g_strdup(auth); 227 } 228 add_channel_info(client, info); 229 channel_list_add(info); 230 qapi_event_send_spice_initialized(server, client); 231 break; 232 case SPICE_CHANNEL_EVENT_DISCONNECTED: 233 channel_list_del(info); 234 qapi_event_send_spice_disconnected(qapi_SpiceServerInfo_base(server), 235 qapi_SpiceChannel_base(client)); 236 break; 237 default: 238 break; 239 } 240 241 if (need_lock) { 242 qemu_mutex_unlock_iothread(); 243 } 244 245 qapi_free_SpiceServerInfo(server); 246 qapi_free_SpiceChannel(client); 247 } 248 249 static SpiceCoreInterface core_interface = { 250 .base.type = SPICE_INTERFACE_CORE, 251 .base.description = "qemu core services", 252 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 253 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 254 255 .timer_add = timer_add, 256 .timer_start = timer_start, 257 .timer_cancel = timer_cancel, 258 .timer_remove = timer_remove, 259 260 .watch_add = watch_add, 261 .watch_update_mask = watch_update_mask, 262 .watch_remove = watch_remove, 263 264 .channel_event = channel_event, 265 }; 266 267 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 268 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 269 270 static const SpiceMigrateInterface migrate_interface = { 271 .base.type = SPICE_INTERFACE_MIGRATION, 272 .base.description = "migration", 273 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 274 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 275 .migrate_connect_complete = migrate_connect_complete_cb, 276 .migrate_end_complete = migrate_end_complete_cb, 277 }; 278 279 static SpiceMigrateInstance spice_migrate; 280 281 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 282 { 283 /* nothing, but libspice-server expects this cb being present. */ 284 } 285 286 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 287 { 288 qapi_event_send_spice_migrate_completed(); 289 spice_migration_completed = true; 290 } 291 292 /* config string parsing */ 293 294 static int name2enum(const char *string, const char *table[], int entries) 295 { 296 int i; 297 298 if (string) { 299 for (i = 0; i < entries; i++) { 300 if (!table[i]) { 301 continue; 302 } 303 if (strcmp(string, table[i]) != 0) { 304 continue; 305 } 306 return i; 307 } 308 } 309 return -1; 310 } 311 312 static int parse_name(const char *string, const char *optname, 313 const char *table[], int entries) 314 { 315 int value = name2enum(string, table, entries); 316 317 if (value != -1) { 318 return value; 319 } 320 error_report("spice: invalid %s: %s", optname, string); 321 exit(1); 322 } 323 324 static const char *stream_video_names[] = { 325 [ SPICE_STREAM_VIDEO_OFF ] = "off", 326 [ SPICE_STREAM_VIDEO_ALL ] = "all", 327 [ SPICE_STREAM_VIDEO_FILTER ] = "filter", 328 }; 329 #define parse_stream_video(_name) \ 330 parse_name(_name, "stream video control", \ 331 stream_video_names, ARRAY_SIZE(stream_video_names)) 332 333 static const char *compression_names[] = { 334 [ SPICE_IMAGE_COMPRESS_OFF ] = "off", 335 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz", 336 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz", 337 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic", 338 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz", 339 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz", 340 }; 341 #define parse_compression(_name) \ 342 parse_name(_name, "image compression", \ 343 compression_names, ARRAY_SIZE(compression_names)) 344 345 static const char *wan_compression_names[] = { 346 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto", 347 [ SPICE_WAN_COMPRESSION_NEVER ] = "never", 348 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always", 349 }; 350 #define parse_wan_compression(_name) \ 351 parse_name(_name, "wan compression", \ 352 wan_compression_names, ARRAY_SIZE(wan_compression_names)) 353 354 /* functions for the rest of qemu */ 355 356 static SpiceChannelList *qmp_query_spice_channels(void) 357 { 358 SpiceChannelList *cur_item = NULL, *head = NULL; 359 ChannelList *item; 360 361 QTAILQ_FOREACH(item, &channel_list, link) { 362 SpiceChannelList *chan; 363 char host[NI_MAXHOST], port[NI_MAXSERV]; 364 struct sockaddr *paddr; 365 socklen_t plen; 366 367 assert(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT); 368 369 chan = g_malloc0(sizeof(*chan)); 370 chan->value = g_malloc0(sizeof(*chan->value)); 371 372 paddr = (struct sockaddr *)&item->info->paddr_ext; 373 plen = item->info->plen_ext; 374 getnameinfo(paddr, plen, 375 host, sizeof(host), port, sizeof(port), 376 NI_NUMERICHOST | NI_NUMERICSERV); 377 chan->value->host = g_strdup(host); 378 chan->value->port = g_strdup(port); 379 chan->value->family = inet_netfamily(paddr->sa_family); 380 381 chan->value->connection_id = item->info->connection_id; 382 chan->value->channel_type = item->info->type; 383 chan->value->channel_id = item->info->id; 384 chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 385 386 /* XXX: waiting for the qapi to support GSList */ 387 if (!cur_item) { 388 head = cur_item = chan; 389 } else { 390 cur_item->next = chan; 391 cur_item = chan; 392 } 393 } 394 395 return head; 396 } 397 398 static QemuOptsList qemu_spice_opts = { 399 .name = "spice", 400 .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head), 401 .desc = { 402 { 403 .name = "port", 404 .type = QEMU_OPT_NUMBER, 405 },{ 406 .name = "tls-port", 407 .type = QEMU_OPT_NUMBER, 408 },{ 409 .name = "addr", 410 .type = QEMU_OPT_STRING, 411 },{ 412 .name = "ipv4", 413 .type = QEMU_OPT_BOOL, 414 },{ 415 .name = "ipv6", 416 .type = QEMU_OPT_BOOL, 417 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 418 },{ 419 .name = "unix", 420 .type = QEMU_OPT_BOOL, 421 #endif 422 },{ 423 .name = "password", 424 .type = QEMU_OPT_STRING, 425 },{ 426 .name = "disable-ticketing", 427 .type = QEMU_OPT_BOOL, 428 },{ 429 .name = "disable-copy-paste", 430 .type = QEMU_OPT_BOOL, 431 },{ 432 .name = "disable-agent-file-xfer", 433 .type = QEMU_OPT_BOOL, 434 },{ 435 .name = "sasl", 436 .type = QEMU_OPT_BOOL, 437 },{ 438 .name = "x509-dir", 439 .type = QEMU_OPT_STRING, 440 },{ 441 .name = "x509-key-file", 442 .type = QEMU_OPT_STRING, 443 },{ 444 .name = "x509-key-password", 445 .type = QEMU_OPT_STRING, 446 },{ 447 .name = "x509-cert-file", 448 .type = QEMU_OPT_STRING, 449 },{ 450 .name = "x509-cacert-file", 451 .type = QEMU_OPT_STRING, 452 },{ 453 .name = "x509-dh-key-file", 454 .type = QEMU_OPT_STRING, 455 },{ 456 .name = "tls-ciphers", 457 .type = QEMU_OPT_STRING, 458 },{ 459 .name = "tls-channel", 460 .type = QEMU_OPT_STRING, 461 },{ 462 .name = "plaintext-channel", 463 .type = QEMU_OPT_STRING, 464 },{ 465 .name = "image-compression", 466 .type = QEMU_OPT_STRING, 467 },{ 468 .name = "jpeg-wan-compression", 469 .type = QEMU_OPT_STRING, 470 },{ 471 .name = "zlib-glz-wan-compression", 472 .type = QEMU_OPT_STRING, 473 },{ 474 .name = "streaming-video", 475 .type = QEMU_OPT_STRING, 476 },{ 477 .name = "agent-mouse", 478 .type = QEMU_OPT_BOOL, 479 },{ 480 .name = "playback-compression", 481 .type = QEMU_OPT_BOOL, 482 },{ 483 .name = "seamless-migration", 484 .type = QEMU_OPT_BOOL, 485 },{ 486 .name = "display", 487 .type = QEMU_OPT_STRING, 488 },{ 489 .name = "head", 490 .type = QEMU_OPT_NUMBER, 491 #ifdef HAVE_SPICE_GL 492 },{ 493 .name = "gl", 494 .type = QEMU_OPT_BOOL, 495 },{ 496 .name = "rendernode", 497 .type = QEMU_OPT_STRING, 498 #endif 499 }, 500 { /* end of list */ } 501 }, 502 }; 503 504 SpiceInfo *qmp_query_spice(Error **errp) 505 { 506 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 507 int port, tls_port; 508 const char *addr; 509 SpiceInfo *info; 510 unsigned int major; 511 unsigned int minor; 512 unsigned int micro; 513 514 info = g_malloc0(sizeof(*info)); 515 516 if (!spice_server || !opts) { 517 info->enabled = false; 518 return info; 519 } 520 521 info->enabled = true; 522 info->migrated = spice_migration_completed; 523 524 addr = qemu_opt_get(opts, "addr"); 525 port = qemu_opt_get_number(opts, "port", 0); 526 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 527 528 info->has_auth = true; 529 info->auth = g_strdup(auth); 530 531 info->has_host = true; 532 info->host = g_strdup(addr ? addr : "*"); 533 534 info->has_compiled_version = true; 535 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16; 536 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8; 537 micro = SPICE_SERVER_VERSION & 0xff; 538 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro); 539 540 if (port) { 541 info->has_port = true; 542 info->port = port; 543 } 544 if (tls_port) { 545 info->has_tls_port = true; 546 info->tls_port = tls_port; 547 } 548 549 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 550 SPICE_QUERY_MOUSE_MODE_SERVER : 551 SPICE_QUERY_MOUSE_MODE_CLIENT; 552 553 /* for compatibility with the original command */ 554 info->has_channels = true; 555 info->channels = qmp_query_spice_channels(); 556 557 return info; 558 } 559 560 static void migration_state_notifier(Notifier *notifier, void *data) 561 { 562 MigrationState *s = data; 563 564 if (!spice_have_target_host) { 565 return; 566 } 567 568 if (migration_in_setup(s)) { 569 spice_server_migrate_start(spice_server); 570 } else if (migration_has_finished(s) || 571 migration_in_postcopy_after_devices(s)) { 572 spice_server_migrate_end(spice_server, true); 573 spice_have_target_host = false; 574 } else if (migration_has_failed(s)) { 575 spice_server_migrate_end(spice_server, false); 576 spice_have_target_host = false; 577 } 578 } 579 580 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 581 const char *subject) 582 { 583 int ret; 584 585 ret = spice_server_migrate_connect(spice_server, hostname, 586 port, tls_port, subject); 587 spice_have_target_host = true; 588 return ret; 589 } 590 591 static int add_channel(void *opaque, const char *name, const char *value, 592 Error **errp) 593 { 594 int security = 0; 595 int rc; 596 597 if (strcmp(name, "tls-channel") == 0) { 598 int *tls_port = opaque; 599 if (!*tls_port) { 600 error_setg(errp, "spice: tried to setup tls-channel" 601 " without specifying a TLS port"); 602 return -1; 603 } 604 security = SPICE_CHANNEL_SECURITY_SSL; 605 } 606 if (strcmp(name, "plaintext-channel") == 0) { 607 security = SPICE_CHANNEL_SECURITY_NONE; 608 } 609 if (security == 0) { 610 return 0; 611 } 612 if (strcmp(value, "default") == 0) { 613 rc = spice_server_set_channel_security(spice_server, NULL, security); 614 } else { 615 rc = spice_server_set_channel_security(spice_server, value, security); 616 } 617 if (rc != 0) { 618 error_setg(errp, "spice: failed to set channel security for %s", 619 value); 620 return -1; 621 } 622 return 0; 623 } 624 625 static void vm_change_state_handler(void *opaque, int running, 626 RunState state) 627 { 628 if (running) { 629 qemu_spice_display_start(); 630 } else { 631 qemu_spice_display_stop(); 632 } 633 } 634 635 void qemu_spice_init(void) 636 { 637 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 638 const char *password, *str, *x509_dir, *addr, 639 *x509_key_password = NULL, 640 *x509_dh_file = NULL, 641 *tls_ciphers = NULL; 642 char *x509_key_file = NULL, 643 *x509_cert_file = NULL, 644 *x509_cacert_file = NULL; 645 int port, tls_port, addr_flags; 646 spice_image_compression_t compression; 647 spice_wan_compression_t wan_compr; 648 bool seamless_migration; 649 650 qemu_thread_get_self(&me); 651 652 if (!opts) { 653 return; 654 } 655 port = qemu_opt_get_number(opts, "port", 0); 656 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 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 (!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 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 709 } else if (qemu_opt_get_bool(opts, "unix", 0)) { 710 addr_flags |= SPICE_ADDR_FLAG_UNIX_ONLY; 711 #endif 712 } 713 714 spice_server = spice_server_new(); 715 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 716 if (port) { 717 spice_server_set_port(spice_server, port); 718 } 719 if (tls_port) { 720 spice_server_set_tls(spice_server, tls_port, 721 x509_cacert_file, 722 x509_cert_file, 723 x509_key_file, 724 x509_key_password, 725 x509_dh_file, 726 tls_ciphers); 727 } 728 if (password) { 729 qemu_spice_set_passwd(password, false, false); 730 } 731 if (qemu_opt_get_bool(opts, "sasl", 0)) { 732 if (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, &error_fatal); 792 793 spice_server_set_name(spice_server, qemu_name); 794 spice_server_set_uuid(spice_server, (unsigned char *)&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 spice_server_set_sasl_appname(spice_server, "qemu"); 799 if (spice_server_init(spice_server, &core_interface) != 0) { 800 error_report("failed to initialize spice server"); 801 exit(1); 802 }; 803 using_spice = 1; 804 805 migration_state.notify = migration_state_notifier; 806 add_migration_state_change_notifier(&migration_state); 807 spice_migrate.base.sif = &migrate_interface.base; 808 qemu_spice_add_interface(&spice_migrate.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 qemu_spice_display_stop(); 815 816 g_free(x509_key_file); 817 g_free(x509_cert_file); 818 g_free(x509_cacert_file); 819 820 #if SPICE_SERVER_VERSION >= 0x000c02 821 qemu_spice_register_ports(); 822 #endif 823 824 #ifdef HAVE_SPICE_GL 825 if (qemu_opt_get_bool(opts, "gl", 0)) { 826 if ((port != 0) || (tls_port != 0)) { 827 error_report("SPICE GL support is local-only for now and " 828 "incompatible with -spice port/tls-port"); 829 exit(1); 830 } 831 if (egl_rendernode_init(qemu_opt_get(opts, "rendernode"), 832 DISPLAYGL_MODE_ON) != 0) { 833 error_report("Failed to initialize EGL render node for SPICE GL"); 834 exit(1); 835 } 836 display_opengl = 1; 837 spice_opengl = 1; 838 } 839 #endif 840 } 841 842 int qemu_spice_add_interface(SpiceBaseInstance *sin) 843 { 844 if (!spice_server) { 845 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 846 error_report("Oops: spice configured but not active"); 847 exit(1); 848 } 849 /* 850 * Create a spice server instance. 851 * It does *not* listen on the network. 852 * It handles QXL local rendering only. 853 * 854 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 855 */ 856 spice_server = spice_server_new(); 857 spice_server_set_sasl_appname(spice_server, "qemu"); 858 spice_server_init(spice_server, &core_interface); 859 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 860 } 861 862 return spice_server_add_interface(spice_server, sin); 863 } 864 865 static GSList *spice_consoles; 866 867 bool qemu_spice_have_display_interface(QemuConsole *con) 868 { 869 if (g_slist_find(spice_consoles, con)) { 870 return true; 871 } 872 return false; 873 } 874 875 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 876 { 877 if (g_slist_find(spice_consoles, con)) { 878 return -1; 879 } 880 qxlin->id = qemu_console_get_index(con); 881 spice_consoles = g_slist_append(spice_consoles, con); 882 return qemu_spice_add_interface(&qxlin->base); 883 } 884 885 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 886 { 887 time_t lifetime, now = time(NULL); 888 char *passwd; 889 890 if (now < auth_expires) { 891 passwd = auth_passwd; 892 lifetime = (auth_expires - now); 893 if (lifetime > INT_MAX) { 894 lifetime = INT_MAX; 895 } 896 } else { 897 passwd = NULL; 898 lifetime = 1; 899 } 900 return spice_server_set_ticket(spice_server, passwd, lifetime, 901 fail_if_conn, disconnect_if_conn); 902 } 903 904 int qemu_spice_set_passwd(const char *passwd, 905 bool fail_if_conn, bool disconnect_if_conn) 906 { 907 if (strcmp(auth, "spice") != 0) { 908 return -1; 909 } 910 911 g_free(auth_passwd); 912 auth_passwd = g_strdup(passwd); 913 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 914 } 915 916 int qemu_spice_set_pw_expire(time_t expires) 917 { 918 auth_expires = expires; 919 return qemu_spice_set_ticket(false, false); 920 } 921 922 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 923 { 924 if (tls) { 925 return spice_server_add_ssl_client(spice_server, csock, skipauth); 926 } else { 927 return spice_server_add_client(spice_server, csock, skipauth); 928 } 929 } 930 931 void qemu_spice_display_start(void) 932 { 933 spice_display_is_running = true; 934 spice_server_vm_start(spice_server); 935 } 936 937 void qemu_spice_display_stop(void) 938 { 939 spice_server_vm_stop(spice_server); 940 spice_display_is_running = false; 941 } 942 943 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 944 { 945 return spice_display_is_running; 946 } 947 948 static void spice_register_config(void) 949 { 950 qemu_add_opts(&qemu_spice_opts); 951 } 952 opts_init(spice_register_config); 953