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 typedef struct SpiceMigration { 277 SpiceMigrateInstance sin; 278 struct { 279 MonitorCompletion *cb; 280 void *opaque; 281 } connect_complete; 282 } SpiceMigration; 283 284 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 285 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 286 287 static const SpiceMigrateInterface migrate_interface = { 288 .base.type = SPICE_INTERFACE_MIGRATION, 289 .base.description = "migration", 290 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 291 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 292 .migrate_connect_complete = migrate_connect_complete_cb, 293 .migrate_end_complete = migrate_end_complete_cb, 294 }; 295 296 static SpiceMigration spice_migrate; 297 298 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 299 { 300 SpiceMigration *sm = container_of(sin, SpiceMigration, sin); 301 if (sm->connect_complete.cb) { 302 sm->connect_complete.cb(sm->connect_complete.opaque, NULL); 303 } 304 sm->connect_complete.cb = NULL; 305 } 306 307 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 308 { 309 qapi_event_send_spice_migrate_completed(&error_abort); 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 *cur_item = NULL, *head = NULL; 380 ChannelList *item; 381 382 QTAILQ_FOREACH(item, &channel_list, link) { 383 SpiceChannelList *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 chan->value = g_malloc0(sizeof(*chan->value)); 392 chan->value->base = g_malloc0(sizeof(*chan->value->base)); 393 394 paddr = (struct sockaddr *)&item->info->paddr_ext; 395 plen = item->info->plen_ext; 396 getnameinfo(paddr, plen, 397 host, sizeof(host), port, sizeof(port), 398 NI_NUMERICHOST | NI_NUMERICSERV); 399 chan->value->base->host = g_strdup(host); 400 chan->value->base->port = g_strdup(port); 401 chan->value->base->family = inet_netfamily(paddr->sa_family); 402 403 chan->value->connection_id = item->info->connection_id; 404 chan->value->channel_type = item->info->type; 405 chan->value->channel_id = item->info->id; 406 chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 407 408 /* XXX: waiting for the qapi to support GSList */ 409 if (!cur_item) { 410 head = cur_item = chan; 411 } else { 412 cur_item->next = chan; 413 cur_item = chan; 414 } 415 } 416 417 return head; 418 } 419 420 static QemuOptsList qemu_spice_opts = { 421 .name = "spice", 422 .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head), 423 .desc = { 424 { 425 .name = "port", 426 .type = QEMU_OPT_NUMBER, 427 },{ 428 .name = "tls-port", 429 .type = QEMU_OPT_NUMBER, 430 },{ 431 .name = "addr", 432 .type = QEMU_OPT_STRING, 433 },{ 434 .name = "ipv4", 435 .type = QEMU_OPT_BOOL, 436 },{ 437 .name = "ipv6", 438 .type = QEMU_OPT_BOOL, 439 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 440 },{ 441 .name = "unix", 442 .type = QEMU_OPT_BOOL, 443 #endif 444 },{ 445 .name = "password", 446 .type = QEMU_OPT_STRING, 447 },{ 448 .name = "disable-ticketing", 449 .type = QEMU_OPT_BOOL, 450 },{ 451 .name = "disable-copy-paste", 452 .type = QEMU_OPT_BOOL, 453 },{ 454 .name = "disable-agent-file-xfer", 455 .type = QEMU_OPT_BOOL, 456 },{ 457 .name = "sasl", 458 .type = QEMU_OPT_BOOL, 459 },{ 460 .name = "x509-dir", 461 .type = QEMU_OPT_STRING, 462 },{ 463 .name = "x509-key-file", 464 .type = QEMU_OPT_STRING, 465 },{ 466 .name = "x509-key-password", 467 .type = QEMU_OPT_STRING, 468 },{ 469 .name = "x509-cert-file", 470 .type = QEMU_OPT_STRING, 471 },{ 472 .name = "x509-cacert-file", 473 .type = QEMU_OPT_STRING, 474 },{ 475 .name = "x509-dh-key-file", 476 .type = QEMU_OPT_STRING, 477 },{ 478 .name = "tls-ciphers", 479 .type = QEMU_OPT_STRING, 480 },{ 481 .name = "tls-channel", 482 .type = QEMU_OPT_STRING, 483 },{ 484 .name = "plaintext-channel", 485 .type = QEMU_OPT_STRING, 486 },{ 487 .name = "image-compression", 488 .type = QEMU_OPT_STRING, 489 },{ 490 .name = "jpeg-wan-compression", 491 .type = QEMU_OPT_STRING, 492 },{ 493 .name = "zlib-glz-wan-compression", 494 .type = QEMU_OPT_STRING, 495 },{ 496 .name = "streaming-video", 497 .type = QEMU_OPT_STRING, 498 },{ 499 .name = "agent-mouse", 500 .type = QEMU_OPT_BOOL, 501 },{ 502 .name = "playback-compression", 503 .type = QEMU_OPT_BOOL, 504 }, { 505 .name = "seamless-migration", 506 .type = QEMU_OPT_BOOL, 507 }, 508 { /* end of list */ } 509 }, 510 }; 511 512 SpiceInfo *qmp_query_spice(Error **errp) 513 { 514 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 515 int port, tls_port; 516 const char *addr; 517 SpiceInfo *info; 518 unsigned int major; 519 unsigned int minor; 520 unsigned int micro; 521 522 info = g_malloc0(sizeof(*info)); 523 524 if (!spice_server || !opts) { 525 info->enabled = false; 526 return info; 527 } 528 529 info->enabled = true; 530 info->migrated = spice_migration_completed; 531 532 addr = qemu_opt_get(opts, "addr"); 533 port = qemu_opt_get_number(opts, "port", 0); 534 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 535 536 info->has_auth = true; 537 info->auth = g_strdup(auth); 538 539 info->has_host = true; 540 info->host = g_strdup(addr ? addr : "*"); 541 542 info->has_compiled_version = true; 543 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16; 544 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8; 545 micro = SPICE_SERVER_VERSION & 0xff; 546 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro); 547 548 if (port) { 549 info->has_port = true; 550 info->port = port; 551 } 552 if (tls_port) { 553 info->has_tls_port = true; 554 info->tls_port = tls_port; 555 } 556 557 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 558 SPICE_QUERY_MOUSE_MODE_SERVER : 559 SPICE_QUERY_MOUSE_MODE_CLIENT; 560 561 /* for compatibility with the original command */ 562 info->has_channels = true; 563 info->channels = qmp_query_spice_channels(); 564 565 return info; 566 } 567 568 static void migration_state_notifier(Notifier *notifier, void *data) 569 { 570 MigrationState *s = data; 571 572 if (!spice_have_target_host) { 573 return; 574 } 575 576 if (migration_in_setup(s)) { 577 spice_server_migrate_start(spice_server); 578 } else if (migration_has_finished(s)) { 579 spice_server_migrate_end(spice_server, true); 580 spice_have_target_host = false; 581 } else if (migration_has_failed(s)) { 582 spice_server_migrate_end(spice_server, false); 583 spice_have_target_host = false; 584 } 585 } 586 587 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 588 const char *subject, 589 MonitorCompletion *cb, void *opaque) 590 { 591 int ret; 592 593 spice_migrate.connect_complete.cb = cb; 594 spice_migrate.connect_complete.opaque = opaque; 595 ret = spice_server_migrate_connect(spice_server, hostname, 596 port, tls_port, subject); 597 spice_have_target_host = true; 598 return ret; 599 } 600 601 static int add_channel(const char *name, const char *value, void *opaque) 602 { 603 int security = 0; 604 int rc; 605 606 if (strcmp(name, "tls-channel") == 0) { 607 int *tls_port = opaque; 608 if (!*tls_port) { 609 error_report("spice: tried to setup tls-channel" 610 " without specifying a TLS port"); 611 exit(1); 612 } 613 security = SPICE_CHANNEL_SECURITY_SSL; 614 } 615 if (strcmp(name, "plaintext-channel") == 0) { 616 security = SPICE_CHANNEL_SECURITY_NONE; 617 } 618 if (security == 0) { 619 return 0; 620 } 621 if (strcmp(value, "default") == 0) { 622 rc = spice_server_set_channel_security(spice_server, NULL, security); 623 } else { 624 rc = spice_server_set_channel_security(spice_server, value, security); 625 } 626 if (rc != 0) { 627 error_report("spice: failed to set channel security for %s", value); 628 exit(1); 629 } 630 return 0; 631 } 632 633 static void vm_change_state_handler(void *opaque, int running, 634 RunState state) 635 { 636 if (running) { 637 qemu_spice_display_start(); 638 } else { 639 qemu_spice_display_stop(); 640 } 641 } 642 643 void qemu_spice_init(void) 644 { 645 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 646 const char *password, *str, *x509_dir, *addr, 647 *x509_key_password = NULL, 648 *x509_dh_file = NULL, 649 *tls_ciphers = NULL; 650 char *x509_key_file = NULL, 651 *x509_cert_file = NULL, 652 *x509_cacert_file = NULL; 653 int port, tls_port, addr_flags; 654 spice_image_compression_t compression; 655 spice_wan_compression_t wan_compr; 656 bool seamless_migration; 657 658 qemu_thread_get_self(&me); 659 660 if (!opts) { 661 return; 662 } 663 port = qemu_opt_get_number(opts, "port", 0); 664 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 665 if (port < 0 || port > 65535) { 666 error_report("spice port is out of range"); 667 exit(1); 668 } 669 if (tls_port < 0 || tls_port > 65535) { 670 error_report("spice tls-port is out of range"); 671 exit(1); 672 } 673 password = qemu_opt_get(opts, "password"); 674 675 if (tls_port) { 676 x509_dir = qemu_opt_get(opts, "x509-dir"); 677 if (!x509_dir) { 678 x509_dir = "."; 679 } 680 681 str = qemu_opt_get(opts, "x509-key-file"); 682 if (str) { 683 x509_key_file = g_strdup(str); 684 } else { 685 x509_key_file = g_strdup_printf("%s/%s", x509_dir, 686 X509_SERVER_KEY_FILE); 687 } 688 689 str = qemu_opt_get(opts, "x509-cert-file"); 690 if (str) { 691 x509_cert_file = g_strdup(str); 692 } else { 693 x509_cert_file = g_strdup_printf("%s/%s", x509_dir, 694 X509_SERVER_CERT_FILE); 695 } 696 697 str = qemu_opt_get(opts, "x509-cacert-file"); 698 if (str) { 699 x509_cacert_file = g_strdup(str); 700 } else { 701 x509_cacert_file = g_strdup_printf("%s/%s", x509_dir, 702 X509_CA_CERT_FILE); 703 } 704 705 x509_key_password = qemu_opt_get(opts, "x509-key-password"); 706 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file"); 707 tls_ciphers = qemu_opt_get(opts, "tls-ciphers"); 708 } 709 710 addr = qemu_opt_get(opts, "addr"); 711 addr_flags = 0; 712 if (qemu_opt_get_bool(opts, "ipv4", 0)) { 713 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; 714 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) { 715 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; 716 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 717 } else if (qemu_opt_get_bool(opts, "unix", 0)) { 718 addr_flags |= SPICE_ADDR_FLAG_UNIX_ONLY; 719 #endif 720 } 721 722 spice_server = spice_server_new(); 723 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 724 if (port) { 725 spice_server_set_port(spice_server, port); 726 } 727 if (tls_port) { 728 spice_server_set_tls(spice_server, tls_port, 729 x509_cacert_file, 730 x509_cert_file, 731 x509_key_file, 732 x509_key_password, 733 x509_dh_file, 734 tls_ciphers); 735 } 736 if (password) { 737 qemu_spice_set_passwd(password, false, false); 738 } 739 if (qemu_opt_get_bool(opts, "sasl", 0)) { 740 if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 || 741 spice_server_set_sasl(spice_server, 1) == -1) { 742 error_report("spice: failed to enable sasl"); 743 exit(1); 744 } 745 auth = "sasl"; 746 } 747 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 748 auth = "none"; 749 spice_server_set_noauth(spice_server); 750 } 751 752 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 753 spice_server_set_agent_copypaste(spice_server, false); 754 } 755 756 if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) { 757 #if SPICE_SERVER_VERSION >= 0x000c04 758 spice_server_set_agent_file_xfer(spice_server, false); 759 #else 760 error_report("this qemu build does not support the " 761 "\"disable-agent-file-xfer\" option"); 762 exit(1); 763 #endif 764 } 765 766 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 767 str = qemu_opt_get(opts, "image-compression"); 768 if (str) { 769 compression = parse_compression(str); 770 } 771 spice_server_set_image_compression(spice_server, compression); 772 773 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 774 str = qemu_opt_get(opts, "jpeg-wan-compression"); 775 if (str) { 776 wan_compr = parse_wan_compression(str); 777 } 778 spice_server_set_jpeg_compression(spice_server, wan_compr); 779 780 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 781 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 782 if (str) { 783 wan_compr = parse_wan_compression(str); 784 } 785 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 786 787 str = qemu_opt_get(opts, "streaming-video"); 788 if (str) { 789 int streaming_video = parse_stream_video(str); 790 spice_server_set_streaming_video(spice_server, streaming_video); 791 } else { 792 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF); 793 } 794 795 spice_server_set_agent_mouse 796 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 797 spice_server_set_playback_compression 798 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 799 800 qemu_opt_foreach(opts, add_channel, &tls_port, 0); 801 802 spice_server_set_name(spice_server, qemu_name); 803 spice_server_set_uuid(spice_server, qemu_uuid); 804 805 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 806 spice_server_set_seamless_migration(spice_server, seamless_migration); 807 if (spice_server_init(spice_server, &core_interface) != 0) { 808 error_report("failed to initialize spice server"); 809 exit(1); 810 }; 811 using_spice = 1; 812 813 migration_state.notify = migration_state_notifier; 814 add_migration_state_change_notifier(&migration_state); 815 spice_migrate.sin.base.sif = &migrate_interface.base; 816 spice_migrate.connect_complete.cb = NULL; 817 qemu_spice_add_interface(&spice_migrate.sin.base); 818 819 qemu_spice_input_init(); 820 qemu_spice_audio_init(); 821 822 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 823 824 g_free(x509_key_file); 825 g_free(x509_cert_file); 826 g_free(x509_cacert_file); 827 828 #if SPICE_SERVER_VERSION >= 0x000c02 829 qemu_spice_register_ports(); 830 #endif 831 } 832 833 int qemu_spice_add_interface(SpiceBaseInstance *sin) 834 { 835 if (!spice_server) { 836 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 837 error_report("Oops: spice configured but not active"); 838 exit(1); 839 } 840 /* 841 * Create a spice server instance. 842 * It does *not* listen on the network. 843 * It handles QXL local rendering only. 844 * 845 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 846 */ 847 spice_server = spice_server_new(); 848 spice_server_set_sasl_appname(spice_server, "qemu"); 849 spice_server_init(spice_server, &core_interface); 850 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 851 } 852 853 return spice_server_add_interface(spice_server, sin); 854 } 855 856 static GSList *spice_consoles; 857 858 bool qemu_spice_have_display_interface(QemuConsole *con) 859 { 860 if (g_slist_find(spice_consoles, con)) { 861 return true; 862 } 863 return false; 864 } 865 866 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 867 { 868 if (g_slist_find(spice_consoles, con)) { 869 return -1; 870 } 871 qxlin->id = qemu_console_get_index(con); 872 spice_consoles = g_slist_append(spice_consoles, con); 873 return qemu_spice_add_interface(&qxlin->base); 874 } 875 876 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 877 { 878 time_t lifetime, now = time(NULL); 879 char *passwd; 880 881 if (now < auth_expires) { 882 passwd = auth_passwd; 883 lifetime = (auth_expires - now); 884 if (lifetime > INT_MAX) { 885 lifetime = INT_MAX; 886 } 887 } else { 888 passwd = NULL; 889 lifetime = 1; 890 } 891 return spice_server_set_ticket(spice_server, passwd, lifetime, 892 fail_if_conn, disconnect_if_conn); 893 } 894 895 int qemu_spice_set_passwd(const char *passwd, 896 bool fail_if_conn, bool disconnect_if_conn) 897 { 898 if (strcmp(auth, "spice") != 0) { 899 return -1; 900 } 901 902 g_free(auth_passwd); 903 auth_passwd = g_strdup(passwd); 904 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 905 } 906 907 int qemu_spice_set_pw_expire(time_t expires) 908 { 909 auth_expires = expires; 910 return qemu_spice_set_ticket(false, false); 911 } 912 913 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 914 { 915 if (tls) { 916 return spice_server_add_ssl_client(spice_server, csock, skipauth); 917 } else { 918 return spice_server_add_client(spice_server, csock, skipauth); 919 } 920 } 921 922 void qemu_spice_display_start(void) 923 { 924 spice_display_is_running = true; 925 spice_server_vm_start(spice_server); 926 } 927 928 void qemu_spice_display_stop(void) 929 { 930 spice_server_vm_stop(spice_server); 931 spice_display_is_running = false; 932 } 933 934 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 935 { 936 return spice_display_is_running; 937 } 938 939 static void spice_register_config(void) 940 { 941 qemu_add_opts(&qemu_spice_opts); 942 } 943 machine_init(spice_register_config); 944