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_report("spice: tried to setup tls-channel" 601 " without specifying a TLS port"); 602 exit(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_report("spice: failed to set channel security for %s", value); 619 exit(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 #if SPICE_SERVER_VERSION >= 0x000c04 748 spice_server_set_agent_file_xfer(spice_server, false); 749 #else 750 error_report("this qemu build does not support the " 751 "\"disable-agent-file-xfer\" option"); 752 exit(1); 753 #endif 754 } 755 756 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 757 str = qemu_opt_get(opts, "image-compression"); 758 if (str) { 759 compression = parse_compression(str); 760 } 761 spice_server_set_image_compression(spice_server, compression); 762 763 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 764 str = qemu_opt_get(opts, "jpeg-wan-compression"); 765 if (str) { 766 wan_compr = parse_wan_compression(str); 767 } 768 spice_server_set_jpeg_compression(spice_server, wan_compr); 769 770 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 771 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 772 if (str) { 773 wan_compr = parse_wan_compression(str); 774 } 775 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 776 777 str = qemu_opt_get(opts, "streaming-video"); 778 if (str) { 779 int streaming_video = parse_stream_video(str); 780 spice_server_set_streaming_video(spice_server, streaming_video); 781 } else { 782 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF); 783 } 784 785 spice_server_set_agent_mouse 786 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 787 spice_server_set_playback_compression 788 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 789 790 qemu_opt_foreach(opts, add_channel, &tls_port, NULL); 791 792 spice_server_set_name(spice_server, qemu_name); 793 spice_server_set_uuid(spice_server, (unsigned char *)&qemu_uuid); 794 795 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 796 spice_server_set_seamless_migration(spice_server, seamless_migration); 797 spice_server_set_sasl_appname(spice_server, "qemu"); 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.base.sif = &migrate_interface.base; 807 qemu_spice_add_interface(&spice_migrate.base); 808 809 qemu_spice_input_init(); 810 qemu_spice_audio_init(); 811 812 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 813 qemu_spice_display_stop(); 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 #ifdef HAVE_SPICE_GL 824 if (qemu_opt_get_bool(opts, "gl", 0)) { 825 if ((port != 0) || (tls_port != 0)) { 826 error_report("SPICE GL support is local-only for now and " 827 "incompatible with -spice port/tls-port"); 828 exit(1); 829 } 830 if (egl_rendernode_init(qemu_opt_get(opts, "rendernode"), 831 DISPLAYGL_MODE_ON) != 0) { 832 error_report("Failed to initialize EGL render node for SPICE GL"); 833 exit(1); 834 } 835 display_opengl = 1; 836 spice_opengl = 1; 837 } 838 #endif 839 } 840 841 int qemu_spice_add_interface(SpiceBaseInstance *sin) 842 { 843 if (!spice_server) { 844 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 845 error_report("Oops: spice configured but not active"); 846 exit(1); 847 } 848 /* 849 * Create a spice server instance. 850 * It does *not* listen on the network. 851 * It handles QXL local rendering only. 852 * 853 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 854 */ 855 spice_server = spice_server_new(); 856 spice_server_set_sasl_appname(spice_server, "qemu"); 857 spice_server_init(spice_server, &core_interface); 858 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 859 } 860 861 return spice_server_add_interface(spice_server, sin); 862 } 863 864 static GSList *spice_consoles; 865 866 bool qemu_spice_have_display_interface(QemuConsole *con) 867 { 868 if (g_slist_find(spice_consoles, con)) { 869 return true; 870 } 871 return false; 872 } 873 874 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 875 { 876 if (g_slist_find(spice_consoles, con)) { 877 return -1; 878 } 879 qxlin->id = qemu_console_get_index(con); 880 spice_consoles = g_slist_append(spice_consoles, con); 881 return qemu_spice_add_interface(&qxlin->base); 882 } 883 884 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 885 { 886 time_t lifetime, now = time(NULL); 887 char *passwd; 888 889 if (now < auth_expires) { 890 passwd = auth_passwd; 891 lifetime = (auth_expires - now); 892 if (lifetime > INT_MAX) { 893 lifetime = INT_MAX; 894 } 895 } else { 896 passwd = NULL; 897 lifetime = 1; 898 } 899 return spice_server_set_ticket(spice_server, passwd, lifetime, 900 fail_if_conn, disconnect_if_conn); 901 } 902 903 int qemu_spice_set_passwd(const char *passwd, 904 bool fail_if_conn, bool disconnect_if_conn) 905 { 906 if (strcmp(auth, "spice") != 0) { 907 return -1; 908 } 909 910 g_free(auth_passwd); 911 auth_passwd = g_strdup(passwd); 912 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 913 } 914 915 int qemu_spice_set_pw_expire(time_t expires) 916 { 917 auth_expires = expires; 918 return qemu_spice_set_ticket(false, false); 919 } 920 921 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 922 { 923 if (tls) { 924 return spice_server_add_ssl_client(spice_server, csock, skipauth); 925 } else { 926 return spice_server_add_client(spice_server, csock, skipauth); 927 } 928 } 929 930 void qemu_spice_display_start(void) 931 { 932 spice_display_is_running = true; 933 spice_server_vm_start(spice_server); 934 } 935 936 void qemu_spice_display_stop(void) 937 { 938 spice_server_vm_stop(spice_server); 939 spice_display_is_running = false; 940 } 941 942 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 943 { 944 return spice_display_is_running; 945 } 946 947 static void spice_register_config(void) 948 { 949 qemu_add_opts(&qemu_spice_opts); 950 } 951 opts_init(spice_register_config); 952