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 "qemu-common.h" 25 #include "ui/qemu-spice.h" 26 #include "qemu/error-report.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 "qmp-commands.h" 33 #include "qapi/qmp/qint.h" 34 #include "qapi/qmp/qbool.h" 35 #include "qapi/qmp/qstring.h" 36 #include "qapi/qmp/qjson.h" 37 #include "qemu/notify.h" 38 #include "migration/migration.h" 39 #include "hw/hw.h" 40 #include "ui/spice-display.h" 41 #include "qapi-event.h" 42 43 /* core bits */ 44 45 static SpiceServer *spice_server; 46 static Notifier migration_state; 47 static const char *auth = "spice"; 48 static char *auth_passwd; 49 static time_t auth_expires = TIME_MAX; 50 static int spice_migration_completed; 51 static int spice_display_is_running; 52 static int spice_have_target_host; 53 int using_spice = 0; 54 55 static QemuThread me; 56 57 struct SpiceTimer { 58 QEMUTimer *timer; 59 QTAILQ_ENTRY(SpiceTimer) next; 60 }; 61 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers); 62 63 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) 64 { 65 SpiceTimer *timer; 66 67 timer = g_malloc0(sizeof(*timer)); 68 timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque); 69 QTAILQ_INSERT_TAIL(&timers, timer, next); 70 return timer; 71 } 72 73 static void timer_start(SpiceTimer *timer, uint32_t ms) 74 { 75 timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms); 76 } 77 78 static void timer_cancel(SpiceTimer *timer) 79 { 80 timer_del(timer->timer); 81 } 82 83 static void timer_remove(SpiceTimer *timer) 84 { 85 timer_del(timer->timer); 86 timer_free(timer->timer); 87 QTAILQ_REMOVE(&timers, timer, next); 88 g_free(timer); 89 } 90 91 struct SpiceWatch { 92 int fd; 93 int event_mask; 94 SpiceWatchFunc func; 95 void *opaque; 96 QTAILQ_ENTRY(SpiceWatch) next; 97 }; 98 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches); 99 100 static void watch_read(void *opaque) 101 { 102 SpiceWatch *watch = opaque; 103 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); 104 } 105 106 static void watch_write(void *opaque) 107 { 108 SpiceWatch *watch = opaque; 109 watch->func(watch->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 watch->event_mask = event_mask; 118 if (watch->event_mask & SPICE_WATCH_EVENT_READ) { 119 on_read = watch_read; 120 } 121 if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) { 122 on_write = watch_write; 123 } 124 qemu_set_fd_handler(watch->fd, on_read, on_write, watch); 125 } 126 127 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) 128 { 129 SpiceWatch *watch; 130 131 watch = g_malloc0(sizeof(*watch)); 132 watch->fd = fd; 133 watch->func = func; 134 watch->opaque = opaque; 135 QTAILQ_INSERT_TAIL(&watches, watch, next); 136 137 watch_update_mask(watch, event_mask); 138 return watch; 139 } 140 141 static void watch_remove(SpiceWatch *watch) 142 { 143 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); 144 QTAILQ_REMOVE(&watches, watch, next); 145 g_free(watch); 146 } 147 148 typedef struct ChannelList ChannelList; 149 struct ChannelList { 150 SpiceChannelEventInfo *info; 151 QTAILQ_ENTRY(ChannelList) link; 152 }; 153 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list); 154 155 static void channel_list_add(SpiceChannelEventInfo *info) 156 { 157 ChannelList *item; 158 159 item = g_malloc0(sizeof(*item)); 160 item->info = info; 161 QTAILQ_INSERT_TAIL(&channel_list, item, link); 162 } 163 164 static void channel_list_del(SpiceChannelEventInfo *info) 165 { 166 ChannelList *item; 167 168 QTAILQ_FOREACH(item, &channel_list, link) { 169 if (item->info != info) { 170 continue; 171 } 172 QTAILQ_REMOVE(&channel_list, item, link); 173 g_free(item); 174 return; 175 } 176 } 177 178 static void add_addr_info(SpiceBasicInfo *info, struct sockaddr *addr, int len) 179 { 180 char host[NI_MAXHOST], port[NI_MAXSERV]; 181 182 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 183 NI_NUMERICHOST | NI_NUMERICSERV); 184 185 info->host = g_strdup(host); 186 info->port = g_strdup(port); 187 info->family = inet_netfamily(addr->sa_family); 188 } 189 190 static void add_channel_info(SpiceChannel *sc, SpiceChannelEventInfo *info) 191 { 192 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 193 194 sc->connection_id = info->connection_id; 195 sc->channel_type = info->type; 196 sc->channel_id = info->id; 197 sc->tls = !!tls; 198 } 199 200 static void channel_event(int event, SpiceChannelEventInfo *info) 201 { 202 SpiceServerInfo *server = g_malloc0(sizeof(*server)); 203 SpiceChannel *client = g_malloc0(sizeof(*client)); 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(qapi_SpiceChannel_base(client), 221 (struct sockaddr *)&info->paddr_ext, 222 info->plen_ext); 223 add_addr_info(qapi_SpiceServerInfo_base(server), 224 (struct sockaddr *)&info->laddr_ext, 225 info->llen_ext); 226 } else { 227 error_report("spice: %s, extended address is expected", 228 __func__); 229 } 230 231 switch (event) { 232 case SPICE_CHANNEL_EVENT_CONNECTED: 233 qapi_event_send_spice_connected(qapi_SpiceServerInfo_base(server), 234 qapi_SpiceChannel_base(client), 235 &error_abort); 236 break; 237 case SPICE_CHANNEL_EVENT_INITIALIZED: 238 if (auth) { 239 server->has_auth = true; 240 server->auth = g_strdup(auth); 241 } 242 add_channel_info(client, info); 243 channel_list_add(info); 244 qapi_event_send_spice_initialized(server, client, &error_abort); 245 break; 246 case SPICE_CHANNEL_EVENT_DISCONNECTED: 247 channel_list_del(info); 248 qapi_event_send_spice_disconnected(qapi_SpiceServerInfo_base(server), 249 qapi_SpiceChannel_base(client), 250 &error_abort); 251 break; 252 default: 253 break; 254 } 255 256 if (need_lock) { 257 qemu_mutex_unlock_iothread(); 258 } 259 260 qapi_free_SpiceServerInfo(server); 261 qapi_free_SpiceChannel(client); 262 } 263 264 static SpiceCoreInterface core_interface = { 265 .base.type = SPICE_INTERFACE_CORE, 266 .base.description = "qemu core services", 267 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 268 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 269 270 .timer_add = timer_add, 271 .timer_start = timer_start, 272 .timer_cancel = timer_cancel, 273 .timer_remove = timer_remove, 274 275 .watch_add = watch_add, 276 .watch_update_mask = watch_update_mask, 277 .watch_remove = watch_remove, 278 279 .channel_event = channel_event, 280 }; 281 282 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 283 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 284 285 static const SpiceMigrateInterface migrate_interface = { 286 .base.type = SPICE_INTERFACE_MIGRATION, 287 .base.description = "migration", 288 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 289 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 290 .migrate_connect_complete = migrate_connect_complete_cb, 291 .migrate_end_complete = migrate_end_complete_cb, 292 }; 293 294 static SpiceMigrateInstance spice_migrate; 295 296 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 297 { 298 /* nothing, but libspice-server expects this cb being present. */ 299 } 300 301 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 302 { 303 qapi_event_send_spice_migrate_completed(&error_abort); 304 spice_migration_completed = true; 305 } 306 307 /* config string parsing */ 308 309 static int name2enum(const char *string, const char *table[], int entries) 310 { 311 int i; 312 313 if (string) { 314 for (i = 0; i < entries; i++) { 315 if (!table[i]) { 316 continue; 317 } 318 if (strcmp(string, table[i]) != 0) { 319 continue; 320 } 321 return i; 322 } 323 } 324 return -1; 325 } 326 327 static int parse_name(const char *string, const char *optname, 328 const char *table[], int entries) 329 { 330 int value = name2enum(string, table, entries); 331 332 if (value != -1) { 333 return value; 334 } 335 error_report("spice: invalid %s: %s", optname, string); 336 exit(1); 337 } 338 339 static const char *stream_video_names[] = { 340 [ SPICE_STREAM_VIDEO_OFF ] = "off", 341 [ SPICE_STREAM_VIDEO_ALL ] = "all", 342 [ SPICE_STREAM_VIDEO_FILTER ] = "filter", 343 }; 344 #define parse_stream_video(_name) \ 345 parse_name(_name, "stream video control", \ 346 stream_video_names, ARRAY_SIZE(stream_video_names)) 347 348 static const char *compression_names[] = { 349 [ SPICE_IMAGE_COMPRESS_OFF ] = "off", 350 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz", 351 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz", 352 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic", 353 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz", 354 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz", 355 }; 356 #define parse_compression(_name) \ 357 parse_name(_name, "image compression", \ 358 compression_names, ARRAY_SIZE(compression_names)) 359 360 static const char *wan_compression_names[] = { 361 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto", 362 [ SPICE_WAN_COMPRESSION_NEVER ] = "never", 363 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always", 364 }; 365 #define parse_wan_compression(_name) \ 366 parse_name(_name, "wan compression", \ 367 wan_compression_names, ARRAY_SIZE(wan_compression_names)) 368 369 /* functions for the rest of qemu */ 370 371 static SpiceChannelList *qmp_query_spice_channels(void) 372 { 373 SpiceChannelList *cur_item = NULL, *head = NULL; 374 ChannelList *item; 375 376 QTAILQ_FOREACH(item, &channel_list, link) { 377 SpiceChannelList *chan; 378 char host[NI_MAXHOST], port[NI_MAXSERV]; 379 struct sockaddr *paddr; 380 socklen_t plen; 381 382 assert(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT); 383 384 chan = g_malloc0(sizeof(*chan)); 385 chan->value = g_malloc0(sizeof(*chan->value)); 386 387 paddr = (struct sockaddr *)&item->info->paddr_ext; 388 plen = item->info->plen_ext; 389 getnameinfo(paddr, plen, 390 host, sizeof(host), port, sizeof(port), 391 NI_NUMERICHOST | NI_NUMERICSERV); 392 chan->value->host = g_strdup(host); 393 chan->value->port = g_strdup(port); 394 chan->value->family = inet_netfamily(paddr->sa_family); 395 396 chan->value->connection_id = item->info->connection_id; 397 chan->value->channel_type = item->info->type; 398 chan->value->channel_id = item->info->id; 399 chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 400 401 /* XXX: waiting for the qapi to support GSList */ 402 if (!cur_item) { 403 head = cur_item = chan; 404 } else { 405 cur_item->next = chan; 406 cur_item = chan; 407 } 408 } 409 410 return head; 411 } 412 413 static QemuOptsList qemu_spice_opts = { 414 .name = "spice", 415 .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head), 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", 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 { /* end of list */ } 502 }, 503 }; 504 505 SpiceInfo *qmp_query_spice(Error **errp) 506 { 507 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 508 int port, tls_port; 509 const char *addr; 510 SpiceInfo *info; 511 unsigned int major; 512 unsigned int minor; 513 unsigned int micro; 514 515 info = g_malloc0(sizeof(*info)); 516 517 if (!spice_server || !opts) { 518 info->enabled = false; 519 return info; 520 } 521 522 info->enabled = true; 523 info->migrated = spice_migration_completed; 524 525 addr = qemu_opt_get(opts, "addr"); 526 port = qemu_opt_get_number(opts, "port", 0); 527 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 528 529 info->has_auth = true; 530 info->auth = g_strdup(auth); 531 532 info->has_host = true; 533 info->host = g_strdup(addr ? addr : "*"); 534 535 info->has_compiled_version = true; 536 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16; 537 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8; 538 micro = SPICE_SERVER_VERSION & 0xff; 539 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro); 540 541 if (port) { 542 info->has_port = true; 543 info->port = port; 544 } 545 if (tls_port) { 546 info->has_tls_port = true; 547 info->tls_port = tls_port; 548 } 549 550 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 551 SPICE_QUERY_MOUSE_MODE_SERVER : 552 SPICE_QUERY_MOUSE_MODE_CLIENT; 553 554 /* for compatibility with the original command */ 555 info->has_channels = true; 556 info->channels = qmp_query_spice_channels(); 557 558 return info; 559 } 560 561 static void migration_state_notifier(Notifier *notifier, void *data) 562 { 563 MigrationState *s = data; 564 565 if (!spice_have_target_host) { 566 return; 567 } 568 569 if (migration_in_setup(s)) { 570 spice_server_migrate_start(spice_server); 571 } else if (migration_has_finished(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, 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 } 823 824 int qemu_spice_add_interface(SpiceBaseInstance *sin) 825 { 826 if (!spice_server) { 827 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 828 error_report("Oops: spice configured but not active"); 829 exit(1); 830 } 831 /* 832 * Create a spice server instance. 833 * It does *not* listen on the network. 834 * It handles QXL local rendering only. 835 * 836 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 837 */ 838 spice_server = spice_server_new(); 839 spice_server_set_sasl_appname(spice_server, "qemu"); 840 spice_server_init(spice_server, &core_interface); 841 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 842 } 843 844 return spice_server_add_interface(spice_server, sin); 845 } 846 847 static GSList *spice_consoles; 848 849 bool qemu_spice_have_display_interface(QemuConsole *con) 850 { 851 if (g_slist_find(spice_consoles, con)) { 852 return true; 853 } 854 return false; 855 } 856 857 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 858 { 859 if (g_slist_find(spice_consoles, con)) { 860 return -1; 861 } 862 qxlin->id = qemu_console_get_index(con); 863 spice_consoles = g_slist_append(spice_consoles, con); 864 return qemu_spice_add_interface(&qxlin->base); 865 } 866 867 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 868 { 869 time_t lifetime, now = time(NULL); 870 char *passwd; 871 872 if (now < auth_expires) { 873 passwd = auth_passwd; 874 lifetime = (auth_expires - now); 875 if (lifetime > INT_MAX) { 876 lifetime = INT_MAX; 877 } 878 } else { 879 passwd = NULL; 880 lifetime = 1; 881 } 882 return spice_server_set_ticket(spice_server, passwd, lifetime, 883 fail_if_conn, disconnect_if_conn); 884 } 885 886 int qemu_spice_set_passwd(const char *passwd, 887 bool fail_if_conn, bool disconnect_if_conn) 888 { 889 if (strcmp(auth, "spice") != 0) { 890 return -1; 891 } 892 893 g_free(auth_passwd); 894 auth_passwd = g_strdup(passwd); 895 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 896 } 897 898 int qemu_spice_set_pw_expire(time_t expires) 899 { 900 auth_expires = expires; 901 return qemu_spice_set_ticket(false, false); 902 } 903 904 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 905 { 906 if (tls) { 907 return spice_server_add_ssl_client(spice_server, csock, skipauth); 908 } else { 909 return spice_server_add_client(spice_server, csock, skipauth); 910 } 911 } 912 913 void qemu_spice_display_start(void) 914 { 915 spice_display_is_running = true; 916 spice_server_vm_start(spice_server); 917 } 918 919 void qemu_spice_display_stop(void) 920 { 921 spice_server_vm_stop(spice_server); 922 spice_display_is_running = false; 923 } 924 925 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 926 { 927 return spice_display_is_running; 928 } 929 930 static void spice_register_config(void) 931 { 932 qemu_add_opts(&qemu_spice_opts); 933 } 934 machine_init(spice_register_config); 935