1 /* 2 * Copyright (C) 2010 Red Hat, Inc. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License as 6 * published by the Free Software Foundation; either version 2 or 7 * (at your option) version 3 of the License. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, see <http://www.gnu.org/licenses/>. 16 */ 17 18 #include <spice.h> 19 20 #include <netdb.h> 21 #include "sysemu/sysemu.h" 22 23 #include "qemu-common.h" 24 #include "ui/qemu-spice.h" 25 #include "qemu/thread.h" 26 #include "qemu/timer.h" 27 #include "qemu/queue.h" 28 #include "qemu-x509.h" 29 #include "qemu/sockets.h" 30 #include "qmp-commands.h" 31 #include "qapi/qmp/qint.h" 32 #include "qapi/qmp/qbool.h" 33 #include "qapi/qmp/qstring.h" 34 #include "qapi/qmp/qjson.h" 35 #include "qemu/notify.h" 36 #include "migration/migration.h" 37 #include "hw/hw.h" 38 #include "ui/spice-display.h" 39 #include "qapi-event.h" 40 41 /* core bits */ 42 43 static SpiceServer *spice_server; 44 static Notifier migration_state; 45 static const char *auth = "spice"; 46 static char *auth_passwd; 47 static time_t auth_expires = TIME_MAX; 48 static int spice_migration_completed; 49 static int spice_display_is_running; 50 static int spice_have_target_host; 51 int using_spice = 0; 52 53 static QemuThread me; 54 55 struct SpiceTimer { 56 QEMUTimer *timer; 57 QTAILQ_ENTRY(SpiceTimer) next; 58 }; 59 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers); 60 61 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) 62 { 63 SpiceTimer *timer; 64 65 timer = g_malloc0(sizeof(*timer)); 66 timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque); 67 QTAILQ_INSERT_TAIL(&timers, timer, next); 68 return timer; 69 } 70 71 static void timer_start(SpiceTimer *timer, uint32_t ms) 72 { 73 timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms); 74 } 75 76 static void timer_cancel(SpiceTimer *timer) 77 { 78 timer_del(timer->timer); 79 } 80 81 static void timer_remove(SpiceTimer *timer) 82 { 83 timer_del(timer->timer); 84 timer_free(timer->timer); 85 QTAILQ_REMOVE(&timers, timer, next); 86 g_free(timer); 87 } 88 89 struct SpiceWatch { 90 int fd; 91 int event_mask; 92 SpiceWatchFunc func; 93 void *opaque; 94 QTAILQ_ENTRY(SpiceWatch) next; 95 }; 96 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches); 97 98 static void watch_read(void *opaque) 99 { 100 SpiceWatch *watch = opaque; 101 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); 102 } 103 104 static void watch_write(void *opaque) 105 { 106 SpiceWatch *watch = opaque; 107 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); 108 } 109 110 static void watch_update_mask(SpiceWatch *watch, int event_mask) 111 { 112 IOHandler *on_read = NULL; 113 IOHandler *on_write = NULL; 114 115 watch->event_mask = event_mask; 116 if (watch->event_mask & SPICE_WATCH_EVENT_READ) { 117 on_read = watch_read; 118 } 119 if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) { 120 on_write = watch_write; 121 } 122 qemu_set_fd_handler(watch->fd, on_read, on_write, watch); 123 } 124 125 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) 126 { 127 SpiceWatch *watch; 128 129 watch = g_malloc0(sizeof(*watch)); 130 watch->fd = fd; 131 watch->func = func; 132 watch->opaque = opaque; 133 QTAILQ_INSERT_TAIL(&watches, watch, next); 134 135 watch_update_mask(watch, event_mask); 136 return watch; 137 } 138 139 static void watch_remove(SpiceWatch *watch) 140 { 141 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); 142 QTAILQ_REMOVE(&watches, watch, next); 143 g_free(watch); 144 } 145 146 typedef struct ChannelList ChannelList; 147 struct ChannelList { 148 SpiceChannelEventInfo *info; 149 QTAILQ_ENTRY(ChannelList) link; 150 }; 151 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list); 152 153 static void channel_list_add(SpiceChannelEventInfo *info) 154 { 155 ChannelList *item; 156 157 item = g_malloc0(sizeof(*item)); 158 item->info = info; 159 QTAILQ_INSERT_TAIL(&channel_list, item, link); 160 } 161 162 static void channel_list_del(SpiceChannelEventInfo *info) 163 { 164 ChannelList *item; 165 166 QTAILQ_FOREACH(item, &channel_list, link) { 167 if (item->info != info) { 168 continue; 169 } 170 QTAILQ_REMOVE(&channel_list, item, link); 171 g_free(item); 172 return; 173 } 174 } 175 176 static void add_addr_info(SpiceBasicInfo *info, struct sockaddr *addr, int len) 177 { 178 char host[NI_MAXHOST], port[NI_MAXSERV]; 179 180 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 181 NI_NUMERICHOST | NI_NUMERICSERV); 182 183 info->host = g_strdup(host); 184 info->port = g_strdup(port); 185 info->family = inet_netfamily(addr->sa_family); 186 } 187 188 static void add_channel_info(SpiceChannel *sc, SpiceChannelEventInfo *info) 189 { 190 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 191 192 sc->connection_id = info->connection_id; 193 sc->channel_type = info->type; 194 sc->channel_id = info->id; 195 sc->tls = !!tls; 196 } 197 198 static void channel_event(int event, SpiceChannelEventInfo *info) 199 { 200 SpiceServerInfo *server = g_malloc0(sizeof(*server)); 201 SpiceChannel *client = g_malloc0(sizeof(*client)); 202 server->base = g_malloc0(sizeof(*server->base)); 203 client->base = g_malloc0(sizeof(*client->base)); 204 205 /* 206 * Spice server might have called us from spice worker thread 207 * context (happens on display channel disconnects). Spice should 208 * not do that. It isn't that easy to fix it in spice and even 209 * when it is fixed we still should cover the already released 210 * spice versions. So detect that we've been called from another 211 * thread and grab the iothread lock if so before calling qemu 212 * functions. 213 */ 214 bool need_lock = !qemu_thread_is_self(&me); 215 if (need_lock) { 216 qemu_mutex_lock_iothread(); 217 } 218 219 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 220 add_addr_info(client->base, (struct sockaddr *)&info->paddr_ext, 221 info->plen_ext); 222 add_addr_info(server->base, (struct sockaddr *)&info->laddr_ext, 223 info->llen_ext); 224 } else { 225 error_report("spice: %s, extended address is expected", 226 __func__); 227 } 228 229 switch (event) { 230 case SPICE_CHANNEL_EVENT_CONNECTED: 231 qapi_event_send_spice_connected(server->base, client->base, &error_abort); 232 break; 233 case SPICE_CHANNEL_EVENT_INITIALIZED: 234 if (auth) { 235 server->has_auth = true; 236 server->auth = g_strdup(auth); 237 } 238 add_channel_info(client, info); 239 channel_list_add(info); 240 qapi_event_send_spice_initialized(server, client, &error_abort); 241 break; 242 case SPICE_CHANNEL_EVENT_DISCONNECTED: 243 channel_list_del(info); 244 qapi_event_send_spice_disconnected(server->base, client->base, &error_abort); 245 break; 246 default: 247 break; 248 } 249 250 if (need_lock) { 251 qemu_mutex_unlock_iothread(); 252 } 253 254 qapi_free_SpiceServerInfo(server); 255 qapi_free_SpiceChannel(client); 256 } 257 258 static SpiceCoreInterface core_interface = { 259 .base.type = SPICE_INTERFACE_CORE, 260 .base.description = "qemu core services", 261 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 262 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 263 264 .timer_add = timer_add, 265 .timer_start = timer_start, 266 .timer_cancel = timer_cancel, 267 .timer_remove = timer_remove, 268 269 .watch_add = watch_add, 270 .watch_update_mask = watch_update_mask, 271 .watch_remove = watch_remove, 272 273 .channel_event = channel_event, 274 }; 275 276 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 277 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 278 279 static const SpiceMigrateInterface migrate_interface = { 280 .base.type = SPICE_INTERFACE_MIGRATION, 281 .base.description = "migration", 282 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 283 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 284 .migrate_connect_complete = migrate_connect_complete_cb, 285 .migrate_end_complete = migrate_end_complete_cb, 286 }; 287 288 static SpiceMigrateInstance spice_migrate; 289 290 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 291 { 292 /* nothing, but libspice-server expects this cb being present. */ 293 } 294 295 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 296 { 297 qapi_event_send_spice_migrate_completed(&error_abort); 298 spice_migration_completed = true; 299 } 300 301 /* config string parsing */ 302 303 static int name2enum(const char *string, const char *table[], int entries) 304 { 305 int i; 306 307 if (string) { 308 for (i = 0; i < entries; i++) { 309 if (!table[i]) { 310 continue; 311 } 312 if (strcmp(string, table[i]) != 0) { 313 continue; 314 } 315 return i; 316 } 317 } 318 return -1; 319 } 320 321 static int parse_name(const char *string, const char *optname, 322 const char *table[], int entries) 323 { 324 int value = name2enum(string, table, entries); 325 326 if (value != -1) { 327 return value; 328 } 329 error_report("spice: invalid %s: %s", optname, string); 330 exit(1); 331 } 332 333 static const char *stream_video_names[] = { 334 [ SPICE_STREAM_VIDEO_OFF ] = "off", 335 [ SPICE_STREAM_VIDEO_ALL ] = "all", 336 [ SPICE_STREAM_VIDEO_FILTER ] = "filter", 337 }; 338 #define parse_stream_video(_name) \ 339 parse_name(_name, "stream video control", \ 340 stream_video_names, ARRAY_SIZE(stream_video_names)) 341 342 static const char *compression_names[] = { 343 [ SPICE_IMAGE_COMPRESS_OFF ] = "off", 344 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz", 345 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz", 346 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic", 347 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz", 348 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz", 349 }; 350 #define parse_compression(_name) \ 351 parse_name(_name, "image compression", \ 352 compression_names, ARRAY_SIZE(compression_names)) 353 354 static const char *wan_compression_names[] = { 355 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto", 356 [ SPICE_WAN_COMPRESSION_NEVER ] = "never", 357 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always", 358 }; 359 #define parse_wan_compression(_name) \ 360 parse_name(_name, "wan compression", \ 361 wan_compression_names, ARRAY_SIZE(wan_compression_names)) 362 363 /* functions for the rest of qemu */ 364 365 static SpiceChannelList *qmp_query_spice_channels(void) 366 { 367 SpiceChannelList *cur_item = NULL, *head = NULL; 368 ChannelList *item; 369 370 QTAILQ_FOREACH(item, &channel_list, link) { 371 SpiceChannelList *chan; 372 char host[NI_MAXHOST], port[NI_MAXSERV]; 373 struct sockaddr *paddr; 374 socklen_t plen; 375 376 assert(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT); 377 378 chan = g_malloc0(sizeof(*chan)); 379 chan->value = g_malloc0(sizeof(*chan->value)); 380 chan->value->base = g_malloc0(sizeof(*chan->value->base)); 381 382 paddr = (struct sockaddr *)&item->info->paddr_ext; 383 plen = item->info->plen_ext; 384 getnameinfo(paddr, plen, 385 host, sizeof(host), port, sizeof(port), 386 NI_NUMERICHOST | NI_NUMERICSERV); 387 chan->value->base->host = g_strdup(host); 388 chan->value->base->port = g_strdup(port); 389 chan->value->base->family = inet_netfamily(paddr->sa_family); 390 391 chan->value->connection_id = item->info->connection_id; 392 chan->value->channel_type = item->info->type; 393 chan->value->channel_id = item->info->id; 394 chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 395 396 /* XXX: waiting for the qapi to support GSList */ 397 if (!cur_item) { 398 head = cur_item = chan; 399 } else { 400 cur_item->next = chan; 401 cur_item = chan; 402 } 403 } 404 405 return head; 406 } 407 408 static QemuOptsList qemu_spice_opts = { 409 .name = "spice", 410 .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head), 411 .desc = { 412 { 413 .name = "port", 414 .type = QEMU_OPT_NUMBER, 415 },{ 416 .name = "tls-port", 417 .type = QEMU_OPT_NUMBER, 418 },{ 419 .name = "addr", 420 .type = QEMU_OPT_STRING, 421 },{ 422 .name = "ipv4", 423 .type = QEMU_OPT_BOOL, 424 },{ 425 .name = "ipv6", 426 .type = QEMU_OPT_BOOL, 427 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 428 },{ 429 .name = "unix", 430 .type = QEMU_OPT_BOOL, 431 #endif 432 },{ 433 .name = "password", 434 .type = QEMU_OPT_STRING, 435 },{ 436 .name = "disable-ticketing", 437 .type = QEMU_OPT_BOOL, 438 },{ 439 .name = "disable-copy-paste", 440 .type = QEMU_OPT_BOOL, 441 },{ 442 .name = "disable-agent-file-xfer", 443 .type = QEMU_OPT_BOOL, 444 },{ 445 .name = "sasl", 446 .type = QEMU_OPT_BOOL, 447 },{ 448 .name = "x509-dir", 449 .type = QEMU_OPT_STRING, 450 },{ 451 .name = "x509-key-file", 452 .type = QEMU_OPT_STRING, 453 },{ 454 .name = "x509-key-password", 455 .type = QEMU_OPT_STRING, 456 },{ 457 .name = "x509-cert-file", 458 .type = QEMU_OPT_STRING, 459 },{ 460 .name = "x509-cacert-file", 461 .type = QEMU_OPT_STRING, 462 },{ 463 .name = "x509-dh-key-file", 464 .type = QEMU_OPT_STRING, 465 },{ 466 .name = "tls-ciphers", 467 .type = QEMU_OPT_STRING, 468 },{ 469 .name = "tls-channel", 470 .type = QEMU_OPT_STRING, 471 },{ 472 .name = "plaintext-channel", 473 .type = QEMU_OPT_STRING, 474 },{ 475 .name = "image-compression", 476 .type = QEMU_OPT_STRING, 477 },{ 478 .name = "jpeg-wan-compression", 479 .type = QEMU_OPT_STRING, 480 },{ 481 .name = "zlib-glz-wan-compression", 482 .type = QEMU_OPT_STRING, 483 },{ 484 .name = "streaming-video", 485 .type = QEMU_OPT_STRING, 486 },{ 487 .name = "agent-mouse", 488 .type = QEMU_OPT_BOOL, 489 },{ 490 .name = "playback-compression", 491 .type = QEMU_OPT_BOOL, 492 }, { 493 .name = "seamless-migration", 494 .type = QEMU_OPT_BOOL, 495 }, 496 { /* end of list */ } 497 }, 498 }; 499 500 SpiceInfo *qmp_query_spice(Error **errp) 501 { 502 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 503 int port, tls_port; 504 const char *addr; 505 SpiceInfo *info; 506 unsigned int major; 507 unsigned int minor; 508 unsigned int micro; 509 510 info = g_malloc0(sizeof(*info)); 511 512 if (!spice_server || !opts) { 513 info->enabled = false; 514 return info; 515 } 516 517 info->enabled = true; 518 info->migrated = spice_migration_completed; 519 520 addr = qemu_opt_get(opts, "addr"); 521 port = qemu_opt_get_number(opts, "port", 0); 522 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 523 524 info->has_auth = true; 525 info->auth = g_strdup(auth); 526 527 info->has_host = true; 528 info->host = g_strdup(addr ? addr : "*"); 529 530 info->has_compiled_version = true; 531 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16; 532 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8; 533 micro = SPICE_SERVER_VERSION & 0xff; 534 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro); 535 536 if (port) { 537 info->has_port = true; 538 info->port = port; 539 } 540 if (tls_port) { 541 info->has_tls_port = true; 542 info->tls_port = tls_port; 543 } 544 545 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 546 SPICE_QUERY_MOUSE_MODE_SERVER : 547 SPICE_QUERY_MOUSE_MODE_CLIENT; 548 549 /* for compatibility with the original command */ 550 info->has_channels = true; 551 info->channels = qmp_query_spice_channels(); 552 553 return info; 554 } 555 556 static void migration_state_notifier(Notifier *notifier, void *data) 557 { 558 MigrationState *s = data; 559 560 if (!spice_have_target_host) { 561 return; 562 } 563 564 if (migration_in_setup(s)) { 565 spice_server_migrate_start(spice_server); 566 } else if (migration_has_finished(s)) { 567 spice_server_migrate_end(spice_server, true); 568 spice_have_target_host = false; 569 } else if (migration_has_failed(s)) { 570 spice_server_migrate_end(spice_server, false); 571 spice_have_target_host = false; 572 } 573 } 574 575 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 576 const char *subject) 577 { 578 int ret; 579 580 ret = spice_server_migrate_connect(spice_server, hostname, 581 port, tls_port, subject); 582 spice_have_target_host = true; 583 return ret; 584 } 585 586 static int add_channel(void *opaque, const char *name, const char *value, 587 Error **errp) 588 { 589 int security = 0; 590 int rc; 591 592 if (strcmp(name, "tls-channel") == 0) { 593 int *tls_port = opaque; 594 if (!*tls_port) { 595 error_report("spice: tried to setup tls-channel" 596 " without specifying a TLS port"); 597 exit(1); 598 } 599 security = SPICE_CHANNEL_SECURITY_SSL; 600 } 601 if (strcmp(name, "plaintext-channel") == 0) { 602 security = SPICE_CHANNEL_SECURITY_NONE; 603 } 604 if (security == 0) { 605 return 0; 606 } 607 if (strcmp(value, "default") == 0) { 608 rc = spice_server_set_channel_security(spice_server, NULL, security); 609 } else { 610 rc = spice_server_set_channel_security(spice_server, value, security); 611 } 612 if (rc != 0) { 613 error_report("spice: failed to set channel security for %s", value); 614 exit(1); 615 } 616 return 0; 617 } 618 619 static void vm_change_state_handler(void *opaque, int running, 620 RunState state) 621 { 622 if (running) { 623 qemu_spice_display_start(); 624 } else { 625 qemu_spice_display_stop(); 626 } 627 } 628 629 void qemu_spice_init(void) 630 { 631 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 632 const char *password, *str, *x509_dir, *addr, 633 *x509_key_password = NULL, 634 *x509_dh_file = NULL, 635 *tls_ciphers = NULL; 636 char *x509_key_file = NULL, 637 *x509_cert_file = NULL, 638 *x509_cacert_file = NULL; 639 int port, tls_port, addr_flags; 640 spice_image_compression_t compression; 641 spice_wan_compression_t wan_compr; 642 bool seamless_migration; 643 644 qemu_thread_get_self(&me); 645 646 if (!opts) { 647 return; 648 } 649 port = qemu_opt_get_number(opts, "port", 0); 650 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 651 if (port < 0 || port > 65535) { 652 error_report("spice port is out of range"); 653 exit(1); 654 } 655 if (tls_port < 0 || tls_port > 65535) { 656 error_report("spice tls-port is out of range"); 657 exit(1); 658 } 659 password = qemu_opt_get(opts, "password"); 660 661 if (tls_port) { 662 x509_dir = qemu_opt_get(opts, "x509-dir"); 663 if (!x509_dir) { 664 x509_dir = "."; 665 } 666 667 str = qemu_opt_get(opts, "x509-key-file"); 668 if (str) { 669 x509_key_file = g_strdup(str); 670 } else { 671 x509_key_file = g_strdup_printf("%s/%s", x509_dir, 672 X509_SERVER_KEY_FILE); 673 } 674 675 str = qemu_opt_get(opts, "x509-cert-file"); 676 if (str) { 677 x509_cert_file = g_strdup(str); 678 } else { 679 x509_cert_file = g_strdup_printf("%s/%s", x509_dir, 680 X509_SERVER_CERT_FILE); 681 } 682 683 str = qemu_opt_get(opts, "x509-cacert-file"); 684 if (str) { 685 x509_cacert_file = g_strdup(str); 686 } else { 687 x509_cacert_file = g_strdup_printf("%s/%s", x509_dir, 688 X509_CA_CERT_FILE); 689 } 690 691 x509_key_password = qemu_opt_get(opts, "x509-key-password"); 692 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file"); 693 tls_ciphers = qemu_opt_get(opts, "tls-ciphers"); 694 } 695 696 addr = qemu_opt_get(opts, "addr"); 697 addr_flags = 0; 698 if (qemu_opt_get_bool(opts, "ipv4", 0)) { 699 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; 700 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) { 701 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; 702 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 703 } else if (qemu_opt_get_bool(opts, "unix", 0)) { 704 addr_flags |= SPICE_ADDR_FLAG_UNIX_ONLY; 705 #endif 706 } 707 708 spice_server = spice_server_new(); 709 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 710 if (port) { 711 spice_server_set_port(spice_server, port); 712 } 713 if (tls_port) { 714 spice_server_set_tls(spice_server, tls_port, 715 x509_cacert_file, 716 x509_cert_file, 717 x509_key_file, 718 x509_key_password, 719 x509_dh_file, 720 tls_ciphers); 721 } 722 if (password) { 723 qemu_spice_set_passwd(password, false, false); 724 } 725 if (qemu_opt_get_bool(opts, "sasl", 0)) { 726 if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 || 727 spice_server_set_sasl(spice_server, 1) == -1) { 728 error_report("spice: failed to enable sasl"); 729 exit(1); 730 } 731 auth = "sasl"; 732 } 733 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 734 auth = "none"; 735 spice_server_set_noauth(spice_server); 736 } 737 738 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 739 spice_server_set_agent_copypaste(spice_server, false); 740 } 741 742 if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) { 743 #if SPICE_SERVER_VERSION >= 0x000c04 744 spice_server_set_agent_file_xfer(spice_server, false); 745 #else 746 error_report("this qemu build does not support the " 747 "\"disable-agent-file-xfer\" option"); 748 exit(1); 749 #endif 750 } 751 752 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 753 str = qemu_opt_get(opts, "image-compression"); 754 if (str) { 755 compression = parse_compression(str); 756 } 757 spice_server_set_image_compression(spice_server, compression); 758 759 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 760 str = qemu_opt_get(opts, "jpeg-wan-compression"); 761 if (str) { 762 wan_compr = parse_wan_compression(str); 763 } 764 spice_server_set_jpeg_compression(spice_server, wan_compr); 765 766 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 767 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 768 if (str) { 769 wan_compr = parse_wan_compression(str); 770 } 771 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 772 773 str = qemu_opt_get(opts, "streaming-video"); 774 if (str) { 775 int streaming_video = parse_stream_video(str); 776 spice_server_set_streaming_video(spice_server, streaming_video); 777 } else { 778 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF); 779 } 780 781 spice_server_set_agent_mouse 782 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 783 spice_server_set_playback_compression 784 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 785 786 qemu_opt_foreach(opts, add_channel, &tls_port, NULL); 787 788 spice_server_set_name(spice_server, qemu_name); 789 spice_server_set_uuid(spice_server, qemu_uuid); 790 791 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 792 spice_server_set_seamless_migration(spice_server, seamless_migration); 793 if (spice_server_init(spice_server, &core_interface) != 0) { 794 error_report("failed to initialize spice server"); 795 exit(1); 796 }; 797 using_spice = 1; 798 799 migration_state.notify = migration_state_notifier; 800 add_migration_state_change_notifier(&migration_state); 801 spice_migrate.base.sif = &migrate_interface.base; 802 qemu_spice_add_interface(&spice_migrate.base); 803 804 qemu_spice_input_init(); 805 qemu_spice_audio_init(); 806 807 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 808 qemu_spice_display_stop(); 809 810 g_free(x509_key_file); 811 g_free(x509_cert_file); 812 g_free(x509_cacert_file); 813 814 #if SPICE_SERVER_VERSION >= 0x000c02 815 qemu_spice_register_ports(); 816 #endif 817 } 818 819 int qemu_spice_add_interface(SpiceBaseInstance *sin) 820 { 821 if (!spice_server) { 822 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 823 error_report("Oops: spice configured but not active"); 824 exit(1); 825 } 826 /* 827 * Create a spice server instance. 828 * It does *not* listen on the network. 829 * It handles QXL local rendering only. 830 * 831 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 832 */ 833 spice_server = spice_server_new(); 834 spice_server_set_sasl_appname(spice_server, "qemu"); 835 spice_server_init(spice_server, &core_interface); 836 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 837 } 838 839 return spice_server_add_interface(spice_server, sin); 840 } 841 842 static GSList *spice_consoles; 843 844 bool qemu_spice_have_display_interface(QemuConsole *con) 845 { 846 if (g_slist_find(spice_consoles, con)) { 847 return true; 848 } 849 return false; 850 } 851 852 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 853 { 854 if (g_slist_find(spice_consoles, con)) { 855 return -1; 856 } 857 qxlin->id = qemu_console_get_index(con); 858 spice_consoles = g_slist_append(spice_consoles, con); 859 return qemu_spice_add_interface(&qxlin->base); 860 } 861 862 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 863 { 864 time_t lifetime, now = time(NULL); 865 char *passwd; 866 867 if (now < auth_expires) { 868 passwd = auth_passwd; 869 lifetime = (auth_expires - now); 870 if (lifetime > INT_MAX) { 871 lifetime = INT_MAX; 872 } 873 } else { 874 passwd = NULL; 875 lifetime = 1; 876 } 877 return spice_server_set_ticket(spice_server, passwd, lifetime, 878 fail_if_conn, disconnect_if_conn); 879 } 880 881 int qemu_spice_set_passwd(const char *passwd, 882 bool fail_if_conn, bool disconnect_if_conn) 883 { 884 if (strcmp(auth, "spice") != 0) { 885 return -1; 886 } 887 888 g_free(auth_passwd); 889 auth_passwd = g_strdup(passwd); 890 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 891 } 892 893 int qemu_spice_set_pw_expire(time_t expires) 894 { 895 auth_expires = expires; 896 return qemu_spice_set_ticket(false, false); 897 } 898 899 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 900 { 901 if (tls) { 902 return spice_server_add_ssl_client(spice_server, csock, skipauth); 903 } else { 904 return spice_server_add_client(spice_server, csock, skipauth); 905 } 906 } 907 908 void qemu_spice_display_start(void) 909 { 910 spice_display_is_running = true; 911 spice_server_vm_start(spice_server); 912 } 913 914 void qemu_spice_display_stop(void) 915 { 916 spice_server_vm_stop(spice_server); 917 spice_display_is_running = false; 918 } 919 920 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 921 { 922 return spice_display_is_running; 923 } 924 925 static void spice_register_config(void) 926 { 927 qemu_add_opts(&qemu_spice_opts); 928 } 929 machine_init(spice_register_config); 930