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 #include "sysemu/runstate.h" 23 #include "ui/qemu-spice.h" 24 #include "qemu/error-report.h" 25 #include "qemu/main-loop.h" 26 #include "qemu/module.h" 27 #include "qemu/thread.h" 28 #include "qemu/timer.h" 29 #include "qemu/queue.h" 30 #include "qemu-x509.h" 31 #include "qemu/sockets.h" 32 #include "qapi/error.h" 33 #include "qapi/qapi-commands-ui.h" 34 #include "qapi/qapi-events-ui.h" 35 #include "qemu/notify.h" 36 #include "qemu/option.h" 37 #include "crypto/secret_common.h" 38 #include "migration/misc.h" 39 #include "hw/pci/pci_bus.h" 40 #include "ui/spice-display.h" 41 42 /* core bits */ 43 44 static SpiceServer *spice_server; 45 static NotifierWithReturn migration_state; 46 static const char *auth = "spice"; 47 static char *auth_passwd; 48 static time_t auth_expires = TIME_MAX; 49 static int spice_migration_completed; 50 static int spice_display_is_running; 51 static int spice_have_target_host; 52 53 static QemuThread me; 54 55 struct SpiceTimer { 56 QEMUTimer *timer; 57 }; 58 59 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) 60 { 61 SpiceTimer *timer; 62 63 timer = g_malloc0(sizeof(*timer)); 64 timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque); 65 return timer; 66 } 67 68 static void timer_start(SpiceTimer *timer, uint32_t ms) 69 { 70 timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms); 71 } 72 73 static void timer_cancel(SpiceTimer *timer) 74 { 75 timer_del(timer->timer); 76 } 77 78 static void timer_remove(SpiceTimer *timer) 79 { 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 int fd = watch->fd; 94 95 #ifdef WIN32 96 fd = _get_osfhandle(fd); 97 #endif 98 watch->func(fd, SPICE_WATCH_EVENT_READ, watch->opaque); 99 } 100 101 static void watch_write(void *opaque) 102 { 103 SpiceWatch *watch = opaque; 104 int fd = watch->fd; 105 106 #ifdef WIN32 107 fd = _get_osfhandle(fd); 108 #endif 109 watch->func(fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); 110 } 111 112 static void watch_update_mask(SpiceWatch *watch, int event_mask) 113 { 114 IOHandler *on_read = NULL; 115 IOHandler *on_write = NULL; 116 117 if (event_mask & SPICE_WATCH_EVENT_READ) { 118 on_read = watch_read; 119 } 120 if (event_mask & SPICE_WATCH_EVENT_WRITE) { 121 on_write = watch_write; 122 } 123 qemu_set_fd_handler(watch->fd, on_read, on_write, watch); 124 } 125 126 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) 127 { 128 SpiceWatch *watch; 129 130 #ifdef WIN32 131 fd = _open_osfhandle(fd, _O_BINARY); 132 if (fd < 0) { 133 error_setg_win32(&error_warn, WSAGetLastError(), "Couldn't associate a FD with the SOCKET"); 134 return NULL; 135 } 136 #endif 137 138 watch = g_malloc0(sizeof(*watch)); 139 watch->fd = fd; 140 watch->func = func; 141 watch->opaque = opaque; 142 143 watch_update_mask(watch, event_mask); 144 return watch; 145 } 146 147 static void watch_remove(SpiceWatch *watch) 148 { 149 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); 150 #ifdef WIN32 151 /* SOCKET is owned by spice */ 152 qemu_close_socket_osfhandle(watch->fd); 153 #endif 154 g_free(watch); 155 } 156 157 typedef struct ChannelList ChannelList; 158 struct ChannelList { 159 SpiceChannelEventInfo *info; 160 QTAILQ_ENTRY(ChannelList) link; 161 }; 162 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list); 163 164 static void channel_list_add(SpiceChannelEventInfo *info) 165 { 166 ChannelList *item; 167 168 item = g_malloc0(sizeof(*item)); 169 item->info = info; 170 QTAILQ_INSERT_TAIL(&channel_list, item, link); 171 } 172 173 static void channel_list_del(SpiceChannelEventInfo *info) 174 { 175 ChannelList *item; 176 177 QTAILQ_FOREACH(item, &channel_list, link) { 178 if (item->info != info) { 179 continue; 180 } 181 QTAILQ_REMOVE(&channel_list, item, link); 182 g_free(item); 183 return; 184 } 185 } 186 187 static void add_addr_info(SpiceBasicInfo *info, struct sockaddr *addr, int len) 188 { 189 char host[NI_MAXHOST], port[NI_MAXSERV]; 190 191 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 192 NI_NUMERICHOST | NI_NUMERICSERV); 193 194 info->host = g_strdup(host); 195 info->port = g_strdup(port); 196 info->family = inet_netfamily(addr->sa_family); 197 } 198 199 static void add_channel_info(SpiceChannel *sc, SpiceChannelEventInfo *info) 200 { 201 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 202 203 sc->connection_id = info->connection_id; 204 sc->channel_type = info->type; 205 sc->channel_id = info->id; 206 sc->tls = !!tls; 207 } 208 209 static void channel_event(int event, SpiceChannelEventInfo *info) 210 { 211 SpiceServerInfo *server = g_malloc0(sizeof(*server)); 212 SpiceChannel *client = g_malloc0(sizeof(*client)); 213 214 /* 215 * Spice server might have called us from spice worker thread 216 * context (happens on display channel disconnects). Spice should 217 * not do that. It isn't that easy to fix it in spice and even 218 * when it is fixed we still should cover the already released 219 * spice versions. So detect that we've been called from another 220 * thread and grab the BQL if so before calling qemu 221 * functions. 222 */ 223 bool need_lock = !qemu_thread_is_self(&me); 224 if (need_lock) { 225 bql_lock(); 226 } 227 228 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 229 add_addr_info(qapi_SpiceChannel_base(client), 230 (struct sockaddr *)&info->paddr_ext, 231 info->plen_ext); 232 add_addr_info(qapi_SpiceServerInfo_base(server), 233 (struct sockaddr *)&info->laddr_ext, 234 info->llen_ext); 235 } else { 236 error_report("spice: %s, extended address is expected", 237 __func__); 238 } 239 240 switch (event) { 241 case SPICE_CHANNEL_EVENT_CONNECTED: 242 qapi_event_send_spice_connected(qapi_SpiceServerInfo_base(server), 243 qapi_SpiceChannel_base(client)); 244 break; 245 case SPICE_CHANNEL_EVENT_INITIALIZED: 246 if (auth) { 247 server->auth = g_strdup(auth); 248 } 249 add_channel_info(client, info); 250 channel_list_add(info); 251 qapi_event_send_spice_initialized(server, client); 252 break; 253 case SPICE_CHANNEL_EVENT_DISCONNECTED: 254 channel_list_del(info); 255 qapi_event_send_spice_disconnected(qapi_SpiceServerInfo_base(server), 256 qapi_SpiceChannel_base(client)); 257 break; 258 default: 259 break; 260 } 261 262 if (need_lock) { 263 bql_unlock(); 264 } 265 266 qapi_free_SpiceServerInfo(server); 267 qapi_free_SpiceChannel(client); 268 } 269 270 static SpiceCoreInterface core_interface = { 271 .base.type = SPICE_INTERFACE_CORE, 272 .base.description = "qemu core services", 273 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 274 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 275 276 .timer_add = timer_add, 277 .timer_start = timer_start, 278 .timer_cancel = timer_cancel, 279 .timer_remove = timer_remove, 280 281 .watch_add = watch_add, 282 .watch_update_mask = watch_update_mask, 283 .watch_remove = watch_remove, 284 285 .channel_event = channel_event, 286 }; 287 288 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 289 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 290 291 static const SpiceMigrateInterface migrate_interface = { 292 .base.type = SPICE_INTERFACE_MIGRATION, 293 .base.description = "migration", 294 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 295 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 296 .migrate_connect_complete = migrate_connect_complete_cb, 297 .migrate_end_complete = migrate_end_complete_cb, 298 }; 299 300 static SpiceMigrateInstance spice_migrate; 301 302 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 303 { 304 /* nothing, but libspice-server expects this cb being present. */ 305 } 306 307 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 308 { 309 qapi_event_send_spice_migrate_completed(); 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 *head = NULL, **tail = &head; 380 ChannelList *item; 381 382 QTAILQ_FOREACH(item, &channel_list, link) { 383 SpiceChannel *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)); 391 392 paddr = (struct sockaddr *)&item->info->paddr_ext; 393 plen = item->info->plen_ext; 394 getnameinfo(paddr, plen, 395 host, sizeof(host), port, sizeof(port), 396 NI_NUMERICHOST | NI_NUMERICSERV); 397 chan->host = g_strdup(host); 398 chan->port = g_strdup(port); 399 chan->family = inet_netfamily(paddr->sa_family); 400 401 chan->connection_id = item->info->connection_id; 402 chan->channel_type = item->info->type; 403 chan->channel_id = item->info->id; 404 chan->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 405 406 QAPI_LIST_APPEND(tail, chan); 407 } 408 409 return head; 410 } 411 412 static QemuOptsList qemu_spice_opts = { 413 .name = "spice", 414 .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head), 415 .merge_lists = true, 416 .desc = { 417 { 418 .name = "port", 419 .type = QEMU_OPT_NUMBER, 420 },{ 421 .name = "tls-port", 422 .type = QEMU_OPT_NUMBER, 423 },{ 424 .name = "addr", 425 .type = QEMU_OPT_STRING, 426 },{ 427 .name = "ipv4", 428 .type = QEMU_OPT_BOOL, 429 },{ 430 .name = "ipv6", 431 .type = QEMU_OPT_BOOL, 432 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 433 },{ 434 .name = "unix", 435 .type = QEMU_OPT_BOOL, 436 #endif 437 },{ 438 .name = "password-secret", 439 .type = QEMU_OPT_STRING, 440 },{ 441 .name = "disable-ticketing", 442 .type = QEMU_OPT_BOOL, 443 },{ 444 .name = "disable-copy-paste", 445 .type = QEMU_OPT_BOOL, 446 },{ 447 .name = "disable-agent-file-xfer", 448 .type = QEMU_OPT_BOOL, 449 },{ 450 .name = "sasl", 451 .type = QEMU_OPT_BOOL, 452 },{ 453 .name = "x509-dir", 454 .type = QEMU_OPT_STRING, 455 },{ 456 .name = "x509-key-file", 457 .type = QEMU_OPT_STRING, 458 },{ 459 .name = "x509-key-password", 460 .type = QEMU_OPT_STRING, 461 },{ 462 .name = "x509-cert-file", 463 .type = QEMU_OPT_STRING, 464 },{ 465 .name = "x509-cacert-file", 466 .type = QEMU_OPT_STRING, 467 },{ 468 .name = "x509-dh-key-file", 469 .type = QEMU_OPT_STRING, 470 },{ 471 .name = "tls-ciphers", 472 .type = QEMU_OPT_STRING, 473 },{ 474 .name = "tls-channel", 475 .type = QEMU_OPT_STRING, 476 },{ 477 .name = "plaintext-channel", 478 .type = QEMU_OPT_STRING, 479 },{ 480 .name = "image-compression", 481 .type = QEMU_OPT_STRING, 482 },{ 483 .name = "jpeg-wan-compression", 484 .type = QEMU_OPT_STRING, 485 },{ 486 .name = "zlib-glz-wan-compression", 487 .type = QEMU_OPT_STRING, 488 },{ 489 .name = "streaming-video", 490 .type = QEMU_OPT_STRING, 491 },{ 492 .name = "agent-mouse", 493 .type = QEMU_OPT_BOOL, 494 },{ 495 .name = "playback-compression", 496 .type = QEMU_OPT_BOOL, 497 },{ 498 .name = "seamless-migration", 499 .type = QEMU_OPT_BOOL, 500 },{ 501 .name = "display", 502 .type = QEMU_OPT_STRING, 503 },{ 504 .name = "head", 505 .type = QEMU_OPT_NUMBER, 506 #ifdef HAVE_SPICE_GL 507 },{ 508 .name = "gl", 509 .type = QEMU_OPT_BOOL, 510 },{ 511 .name = "rendernode", 512 .type = QEMU_OPT_STRING, 513 #endif 514 }, 515 { /* end of list */ } 516 }, 517 }; 518 519 static SpiceInfo *qmp_query_spice_real(Error **errp) 520 { 521 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 522 int port, tls_port; 523 const char *addr; 524 SpiceInfo *info; 525 unsigned int major; 526 unsigned int minor; 527 unsigned int micro; 528 529 info = g_malloc0(sizeof(*info)); 530 531 if (!spice_server || !opts) { 532 info->enabled = false; 533 return info; 534 } 535 536 info->enabled = true; 537 info->migrated = spice_migration_completed; 538 539 addr = qemu_opt_get(opts, "addr"); 540 port = qemu_opt_get_number(opts, "port", 0); 541 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 542 543 info->auth = g_strdup(auth); 544 info->host = g_strdup(addr ? addr : "*"); 545 546 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16; 547 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8; 548 micro = SPICE_SERVER_VERSION & 0xff; 549 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro); 550 551 if (port) { 552 info->has_port = true; 553 info->port = port; 554 } 555 if (tls_port) { 556 info->has_tls_port = true; 557 info->tls_port = tls_port; 558 } 559 560 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 561 SPICE_QUERY_MOUSE_MODE_SERVER : 562 SPICE_QUERY_MOUSE_MODE_CLIENT; 563 564 /* for compatibility with the original command */ 565 info->has_channels = true; 566 info->channels = qmp_query_spice_channels(); 567 568 return info; 569 } 570 571 static int migration_state_notifier(NotifierWithReturn *notifier, 572 void *data, Error **errp) 573 { 574 MigrationState *s = data; 575 576 if (!spice_have_target_host) { 577 return 0; 578 } 579 580 if (migration_in_setup(s)) { 581 spice_server_migrate_start(spice_server); 582 } else if (migration_has_finished(s) || 583 migration_in_postcopy_after_devices(s)) { 584 spice_server_migrate_end(spice_server, true); 585 spice_have_target_host = false; 586 } else if (migration_has_failed(s)) { 587 spice_server_migrate_end(spice_server, false); 588 spice_have_target_host = false; 589 } 590 return 0; 591 } 592 593 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 594 const char *subject) 595 { 596 int ret; 597 598 ret = spice_server_migrate_connect(spice_server, hostname, 599 port, tls_port, subject); 600 spice_have_target_host = true; 601 return ret; 602 } 603 604 static int add_channel(void *opaque, const char *name, const char *value, 605 Error **errp) 606 { 607 int security = 0; 608 int rc; 609 610 if (strcmp(name, "tls-channel") == 0) { 611 int *tls_port = opaque; 612 if (!*tls_port) { 613 error_setg(errp, "spice: tried to setup tls-channel" 614 " without specifying a TLS port"); 615 return -1; 616 } 617 security = SPICE_CHANNEL_SECURITY_SSL; 618 } 619 if (strcmp(name, "plaintext-channel") == 0) { 620 security = SPICE_CHANNEL_SECURITY_NONE; 621 } 622 if (security == 0) { 623 return 0; 624 } 625 if (strcmp(value, "default") == 0) { 626 rc = spice_server_set_channel_security(spice_server, NULL, security); 627 } else { 628 rc = spice_server_set_channel_security(spice_server, value, security); 629 } 630 if (rc != 0) { 631 error_setg(errp, "spice: failed to set channel security for %s", 632 value); 633 return -1; 634 } 635 return 0; 636 } 637 638 static void vm_change_state_handler(void *opaque, bool running, 639 RunState state) 640 { 641 if (running) { 642 qemu_spice_display_start(); 643 } else if (state != RUN_STATE_PAUSED) { 644 qemu_spice_display_stop(); 645 } 646 } 647 648 void qemu_spice_display_init_done(void) 649 { 650 if (runstate_is_running()) { 651 qemu_spice_display_start(); 652 } 653 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 654 } 655 656 static void qemu_spice_init(void) 657 { 658 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 659 char *password = NULL; 660 const char *passwordSecret; 661 const char *str, *x509_dir, *addr, 662 *x509_key_password = NULL, 663 *x509_dh_file = NULL, 664 *tls_ciphers = NULL; 665 char *x509_key_file = NULL, 666 *x509_cert_file = NULL, 667 *x509_cacert_file = NULL; 668 int port, tls_port, addr_flags; 669 spice_image_compression_t compression; 670 spice_wan_compression_t wan_compr; 671 bool seamless_migration; 672 673 qemu_thread_get_self(&me); 674 675 if (!opts) { 676 return; 677 } 678 port = qemu_opt_get_number(opts, "port", 0); 679 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 680 if (port < 0 || port > 65535) { 681 error_report("spice port is out of range"); 682 exit(1); 683 } 684 if (tls_port < 0 || tls_port > 65535) { 685 error_report("spice tls-port is out of range"); 686 exit(1); 687 } 688 passwordSecret = qemu_opt_get(opts, "password-secret"); 689 if (passwordSecret) { 690 password = qcrypto_secret_lookup_as_utf8(passwordSecret, 691 &error_fatal); 692 } 693 694 if (tls_port) { 695 x509_dir = qemu_opt_get(opts, "x509-dir"); 696 if (!x509_dir) { 697 x509_dir = "."; 698 } 699 700 str = qemu_opt_get(opts, "x509-key-file"); 701 if (str) { 702 x509_key_file = g_strdup(str); 703 } else { 704 x509_key_file = g_strdup_printf("%s/%s", x509_dir, 705 X509_SERVER_KEY_FILE); 706 } 707 708 str = qemu_opt_get(opts, "x509-cert-file"); 709 if (str) { 710 x509_cert_file = g_strdup(str); 711 } else { 712 x509_cert_file = g_strdup_printf("%s/%s", x509_dir, 713 X509_SERVER_CERT_FILE); 714 } 715 716 str = qemu_opt_get(opts, "x509-cacert-file"); 717 if (str) { 718 x509_cacert_file = g_strdup(str); 719 } else { 720 x509_cacert_file = g_strdup_printf("%s/%s", x509_dir, 721 X509_CA_CERT_FILE); 722 } 723 724 x509_key_password = qemu_opt_get(opts, "x509-key-password"); 725 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file"); 726 tls_ciphers = qemu_opt_get(opts, "tls-ciphers"); 727 } 728 729 addr = qemu_opt_get(opts, "addr"); 730 addr_flags = 0; 731 if (qemu_opt_get_bool(opts, "ipv4", 0)) { 732 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; 733 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) { 734 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; 735 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 736 } else if (qemu_opt_get_bool(opts, "unix", 0)) { 737 addr_flags |= SPICE_ADDR_FLAG_UNIX_ONLY; 738 #endif 739 } 740 741 spice_server = spice_server_new(); 742 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 743 if (port) { 744 spice_server_set_port(spice_server, port); 745 } 746 if (tls_port) { 747 spice_server_set_tls(spice_server, tls_port, 748 x509_cacert_file, 749 x509_cert_file, 750 x509_key_file, 751 x509_key_password, 752 x509_dh_file, 753 tls_ciphers); 754 } 755 if (password) { 756 qemu_spice.set_passwd(password, false, false); 757 } 758 if (qemu_opt_get_bool(opts, "sasl", 0)) { 759 if (spice_server_set_sasl(spice_server, 1) == -1) { 760 error_report("spice: failed to enable sasl"); 761 exit(1); 762 } 763 auth = "sasl"; 764 } 765 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 766 auth = "none"; 767 spice_server_set_noauth(spice_server); 768 } 769 770 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 771 spice_server_set_agent_copypaste(spice_server, false); 772 } 773 774 if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) { 775 spice_server_set_agent_file_xfer(spice_server, false); 776 } 777 778 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 779 str = qemu_opt_get(opts, "image-compression"); 780 if (str) { 781 compression = parse_compression(str); 782 } 783 spice_server_set_image_compression(spice_server, compression); 784 785 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 786 str = qemu_opt_get(opts, "jpeg-wan-compression"); 787 if (str) { 788 wan_compr = parse_wan_compression(str); 789 } 790 spice_server_set_jpeg_compression(spice_server, wan_compr); 791 792 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 793 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 794 if (str) { 795 wan_compr = parse_wan_compression(str); 796 } 797 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 798 799 str = qemu_opt_get(opts, "streaming-video"); 800 if (str) { 801 int streaming_video = parse_stream_video(str); 802 spice_server_set_streaming_video(spice_server, streaming_video); 803 } else { 804 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF); 805 } 806 807 spice_server_set_agent_mouse 808 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 809 spice_server_set_playback_compression 810 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 811 812 qemu_opt_foreach(opts, add_channel, &tls_port, &error_fatal); 813 814 spice_server_set_name(spice_server, qemu_name ?: "QEMU " QEMU_VERSION); 815 spice_server_set_uuid(spice_server, (unsigned char *)&qemu_uuid); 816 817 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 818 spice_server_set_seamless_migration(spice_server, seamless_migration); 819 spice_server_set_sasl_appname(spice_server, "qemu"); 820 if (spice_server_init(spice_server, &core_interface) != 0) { 821 error_report("failed to initialize spice server"); 822 exit(1); 823 }; 824 using_spice = 1; 825 826 migration_add_notifier(&migration_state, migration_state_notifier); 827 spice_migrate.base.sif = &migrate_interface.base; 828 qemu_spice.add_interface(&spice_migrate.base); 829 830 qemu_spice_input_init(); 831 832 qemu_spice_display_stop(); 833 834 g_free(x509_key_file); 835 g_free(x509_cert_file); 836 g_free(x509_cacert_file); 837 g_free(password); 838 839 #ifdef HAVE_SPICE_GL 840 if (qemu_opt_get_bool(opts, "gl", 0)) { 841 if ((port != 0) || (tls_port != 0)) { 842 error_report("SPICE GL support is local-only for now and " 843 "incompatible with -spice port/tls-port"); 844 exit(1); 845 } 846 egl_init(qemu_opt_get(opts, "rendernode"), DISPLAYGL_MODE_ON, &error_fatal); 847 spice_opengl = 1; 848 } 849 #endif 850 } 851 852 static int qemu_spice_add_interface(SpiceBaseInstance *sin) 853 { 854 if (!spice_server) { 855 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 856 error_report("Oops: spice configured but not active"); 857 exit(1); 858 } 859 /* 860 * Create a spice server instance. 861 * It does *not* listen on the network. 862 * It handles QXL local rendering only. 863 * 864 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 865 */ 866 spice_server = spice_server_new(); 867 spice_server_set_sasl_appname(spice_server, "qemu"); 868 spice_server_init(spice_server, &core_interface); 869 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 870 } 871 872 return spice_server_add_interface(spice_server, sin); 873 } 874 875 static GSList *spice_consoles; 876 877 bool qemu_spice_have_display_interface(QemuConsole *con) 878 { 879 if (g_slist_find(spice_consoles, con)) { 880 return true; 881 } 882 return false; 883 } 884 885 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 886 { 887 if (g_slist_find(spice_consoles, con)) { 888 return -1; 889 } 890 qxlin->id = qemu_console_get_index(con); 891 spice_consoles = g_slist_append(spice_consoles, con); 892 return qemu_spice_add_interface(&qxlin->base); 893 } 894 895 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 896 { 897 time_t lifetime, now = time(NULL); 898 char *passwd; 899 900 if (now < auth_expires) { 901 passwd = auth_passwd; 902 lifetime = (auth_expires - now); 903 if (lifetime > INT_MAX) { 904 lifetime = INT_MAX; 905 } 906 } else { 907 passwd = NULL; 908 lifetime = 1; 909 } 910 return spice_server_set_ticket(spice_server, passwd, lifetime, 911 fail_if_conn, disconnect_if_conn); 912 } 913 914 static int qemu_spice_set_passwd(const char *passwd, 915 bool fail_if_conn, bool disconnect_if_conn) 916 { 917 if (strcmp(auth, "spice") != 0) { 918 return -1; 919 } 920 921 g_free(auth_passwd); 922 auth_passwd = g_strdup(passwd); 923 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 924 } 925 926 static int qemu_spice_set_pw_expire(time_t expires) 927 { 928 auth_expires = expires; 929 return qemu_spice_set_ticket(false, false); 930 } 931 932 static int qemu_spice_display_add_client(int csock, int skipauth, int tls) 933 { 934 #ifdef WIN32 935 csock = qemu_close_socket_osfhandle(csock); 936 #endif 937 if (tls) { 938 return spice_server_add_ssl_client(spice_server, csock, skipauth); 939 } else { 940 return spice_server_add_client(spice_server, csock, skipauth); 941 } 942 } 943 944 void qemu_spice_display_start(void) 945 { 946 if (spice_display_is_running) { 947 return; 948 } 949 950 spice_display_is_running = true; 951 spice_server_vm_start(spice_server); 952 } 953 954 void qemu_spice_display_stop(void) 955 { 956 if (!spice_display_is_running) { 957 return; 958 } 959 960 spice_server_vm_stop(spice_server); 961 spice_display_is_running = false; 962 } 963 964 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 965 { 966 return spice_display_is_running; 967 } 968 969 static struct QemuSpiceOps real_spice_ops = { 970 .init = qemu_spice_init, 971 .display_init = qemu_spice_display_init, 972 .migrate_info = qemu_spice_migrate_info, 973 .set_passwd = qemu_spice_set_passwd, 974 .set_pw_expire = qemu_spice_set_pw_expire, 975 .display_add_client = qemu_spice_display_add_client, 976 .add_interface = qemu_spice_add_interface, 977 .qmp_query = qmp_query_spice_real, 978 }; 979 980 static void spice_register_config(void) 981 { 982 qemu_spice = real_spice_ops; 983 qemu_add_opts(&qemu_spice_opts); 984 } 985 opts_init(spice_register_config); 986 module_opts("spice"); 987 988 #ifdef HAVE_SPICE_GL 989 module_dep("ui-opengl"); 990 #endif 991