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/error.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/misc.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 }; 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 return timer; 68 } 69 70 static void timer_start(SpiceTimer *timer, uint32_t ms) 71 { 72 timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms); 73 } 74 75 static void timer_cancel(SpiceTimer *timer) 76 { 77 timer_del(timer->timer); 78 } 79 80 static void timer_remove(SpiceTimer *timer) 81 { 82 timer_del(timer->timer); 83 timer_free(timer->timer); 84 g_free(timer); 85 } 86 87 struct SpiceWatch { 88 int fd; 89 SpiceWatchFunc func; 90 void *opaque; 91 }; 92 93 static void watch_read(void *opaque) 94 { 95 SpiceWatch *watch = opaque; 96 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); 97 } 98 99 static void watch_write(void *opaque) 100 { 101 SpiceWatch *watch = opaque; 102 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); 103 } 104 105 static void watch_update_mask(SpiceWatch *watch, int event_mask) 106 { 107 IOHandler *on_read = NULL; 108 IOHandler *on_write = NULL; 109 110 if (event_mask & SPICE_WATCH_EVENT_READ) { 111 on_read = watch_read; 112 } 113 if (event_mask & SPICE_WATCH_EVENT_WRITE) { 114 on_write = watch_write; 115 } 116 qemu_set_fd_handler(watch->fd, on_read, on_write, watch); 117 } 118 119 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) 120 { 121 SpiceWatch *watch; 122 123 watch = g_malloc0(sizeof(*watch)); 124 watch->fd = fd; 125 watch->func = func; 126 watch->opaque = opaque; 127 128 watch_update_mask(watch, event_mask); 129 return watch; 130 } 131 132 static void watch_remove(SpiceWatch *watch) 133 { 134 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); 135 g_free(watch); 136 } 137 138 typedef struct ChannelList ChannelList; 139 struct ChannelList { 140 SpiceChannelEventInfo *info; 141 QTAILQ_ENTRY(ChannelList) link; 142 }; 143 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list); 144 145 static void channel_list_add(SpiceChannelEventInfo *info) 146 { 147 ChannelList *item; 148 149 item = g_malloc0(sizeof(*item)); 150 item->info = info; 151 QTAILQ_INSERT_TAIL(&channel_list, item, link); 152 } 153 154 static void channel_list_del(SpiceChannelEventInfo *info) 155 { 156 ChannelList *item; 157 158 QTAILQ_FOREACH(item, &channel_list, link) { 159 if (item->info != info) { 160 continue; 161 } 162 QTAILQ_REMOVE(&channel_list, item, link); 163 g_free(item); 164 return; 165 } 166 } 167 168 static void add_addr_info(SpiceBasicInfo *info, struct sockaddr *addr, int len) 169 { 170 char host[NI_MAXHOST], port[NI_MAXSERV]; 171 172 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 173 NI_NUMERICHOST | NI_NUMERICSERV); 174 175 info->host = g_strdup(host); 176 info->port = g_strdup(port); 177 info->family = inet_netfamily(addr->sa_family); 178 } 179 180 static void add_channel_info(SpiceChannel *sc, SpiceChannelEventInfo *info) 181 { 182 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 183 184 sc->connection_id = info->connection_id; 185 sc->channel_type = info->type; 186 sc->channel_id = info->id; 187 sc->tls = !!tls; 188 } 189 190 static void channel_event(int event, SpiceChannelEventInfo *info) 191 { 192 SpiceServerInfo *server = g_malloc0(sizeof(*server)); 193 SpiceChannel *client = g_malloc0(sizeof(*client)); 194 195 /* 196 * Spice server might have called us from spice worker thread 197 * context (happens on display channel disconnects). Spice should 198 * not do that. It isn't that easy to fix it in spice and even 199 * when it is fixed we still should cover the already released 200 * spice versions. So detect that we've been called from another 201 * thread and grab the iothread lock if so before calling qemu 202 * functions. 203 */ 204 bool need_lock = !qemu_thread_is_self(&me); 205 if (need_lock) { 206 qemu_mutex_lock_iothread(); 207 } 208 209 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 210 add_addr_info(qapi_SpiceChannel_base(client), 211 (struct sockaddr *)&info->paddr_ext, 212 info->plen_ext); 213 add_addr_info(qapi_SpiceServerInfo_base(server), 214 (struct sockaddr *)&info->laddr_ext, 215 info->llen_ext); 216 } else { 217 error_report("spice: %s, extended address is expected", 218 __func__); 219 } 220 221 switch (event) { 222 case SPICE_CHANNEL_EVENT_CONNECTED: 223 qapi_event_send_spice_connected(qapi_SpiceServerInfo_base(server), 224 qapi_SpiceChannel_base(client), 225 &error_abort); 226 break; 227 case SPICE_CHANNEL_EVENT_INITIALIZED: 228 if (auth) { 229 server->has_auth = true; 230 server->auth = g_strdup(auth); 231 } 232 add_channel_info(client, info); 233 channel_list_add(info); 234 qapi_event_send_spice_initialized(server, client, &error_abort); 235 break; 236 case SPICE_CHANNEL_EVENT_DISCONNECTED: 237 channel_list_del(info); 238 qapi_event_send_spice_disconnected(qapi_SpiceServerInfo_base(server), 239 qapi_SpiceChannel_base(client), 240 &error_abort); 241 break; 242 default: 243 break; 244 } 245 246 if (need_lock) { 247 qemu_mutex_unlock_iothread(); 248 } 249 250 qapi_free_SpiceServerInfo(server); 251 qapi_free_SpiceChannel(client); 252 } 253 254 static SpiceCoreInterface core_interface = { 255 .base.type = SPICE_INTERFACE_CORE, 256 .base.description = "qemu core services", 257 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 258 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 259 260 .timer_add = timer_add, 261 .timer_start = timer_start, 262 .timer_cancel = timer_cancel, 263 .timer_remove = timer_remove, 264 265 .watch_add = watch_add, 266 .watch_update_mask = watch_update_mask, 267 .watch_remove = watch_remove, 268 269 .channel_event = channel_event, 270 }; 271 272 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 273 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 274 275 static const SpiceMigrateInterface migrate_interface = { 276 .base.type = SPICE_INTERFACE_MIGRATION, 277 .base.description = "migration", 278 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 279 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 280 .migrate_connect_complete = migrate_connect_complete_cb, 281 .migrate_end_complete = migrate_end_complete_cb, 282 }; 283 284 static SpiceMigrateInstance spice_migrate; 285 286 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 287 { 288 /* nothing, but libspice-server expects this cb being present. */ 289 } 290 291 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 292 { 293 qapi_event_send_spice_migrate_completed(&error_abort); 294 spice_migration_completed = true; 295 } 296 297 /* config string parsing */ 298 299 static int name2enum(const char *string, const char *table[], int entries) 300 { 301 int i; 302 303 if (string) { 304 for (i = 0; i < entries; i++) { 305 if (!table[i]) { 306 continue; 307 } 308 if (strcmp(string, table[i]) != 0) { 309 continue; 310 } 311 return i; 312 } 313 } 314 return -1; 315 } 316 317 static int parse_name(const char *string, const char *optname, 318 const char *table[], int entries) 319 { 320 int value = name2enum(string, table, entries); 321 322 if (value != -1) { 323 return value; 324 } 325 error_report("spice: invalid %s: %s", optname, string); 326 exit(1); 327 } 328 329 static const char *stream_video_names[] = { 330 [ SPICE_STREAM_VIDEO_OFF ] = "off", 331 [ SPICE_STREAM_VIDEO_ALL ] = "all", 332 [ SPICE_STREAM_VIDEO_FILTER ] = "filter", 333 }; 334 #define parse_stream_video(_name) \ 335 parse_name(_name, "stream video control", \ 336 stream_video_names, ARRAY_SIZE(stream_video_names)) 337 338 static const char *compression_names[] = { 339 [ SPICE_IMAGE_COMPRESS_OFF ] = "off", 340 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz", 341 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz", 342 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic", 343 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz", 344 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz", 345 }; 346 #define parse_compression(_name) \ 347 parse_name(_name, "image compression", \ 348 compression_names, ARRAY_SIZE(compression_names)) 349 350 static const char *wan_compression_names[] = { 351 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto", 352 [ SPICE_WAN_COMPRESSION_NEVER ] = "never", 353 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always", 354 }; 355 #define parse_wan_compression(_name) \ 356 parse_name(_name, "wan compression", \ 357 wan_compression_names, ARRAY_SIZE(wan_compression_names)) 358 359 /* functions for the rest of qemu */ 360 361 static SpiceChannelList *qmp_query_spice_channels(void) 362 { 363 SpiceChannelList *cur_item = NULL, *head = NULL; 364 ChannelList *item; 365 366 QTAILQ_FOREACH(item, &channel_list, link) { 367 SpiceChannelList *chan; 368 char host[NI_MAXHOST], port[NI_MAXSERV]; 369 struct sockaddr *paddr; 370 socklen_t plen; 371 372 assert(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT); 373 374 chan = g_malloc0(sizeof(*chan)); 375 chan->value = g_malloc0(sizeof(*chan->value)); 376 377 paddr = (struct sockaddr *)&item->info->paddr_ext; 378 plen = item->info->plen_ext; 379 getnameinfo(paddr, plen, 380 host, sizeof(host), port, sizeof(port), 381 NI_NUMERICHOST | NI_NUMERICSERV); 382 chan->value->host = g_strdup(host); 383 chan->value->port = g_strdup(port); 384 chan->value->family = inet_netfamily(paddr->sa_family); 385 386 chan->value->connection_id = item->info->connection_id; 387 chan->value->channel_type = item->info->type; 388 chan->value->channel_id = item->info->id; 389 chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 390 391 /* XXX: waiting for the qapi to support GSList */ 392 if (!cur_item) { 393 head = cur_item = chan; 394 } else { 395 cur_item->next = chan; 396 cur_item = chan; 397 } 398 } 399 400 return head; 401 } 402 403 static QemuOptsList qemu_spice_opts = { 404 .name = "spice", 405 .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head), 406 .desc = { 407 { 408 .name = "port", 409 .type = QEMU_OPT_NUMBER, 410 },{ 411 .name = "tls-port", 412 .type = QEMU_OPT_NUMBER, 413 },{ 414 .name = "addr", 415 .type = QEMU_OPT_STRING, 416 },{ 417 .name = "ipv4", 418 .type = QEMU_OPT_BOOL, 419 },{ 420 .name = "ipv6", 421 .type = QEMU_OPT_BOOL, 422 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 423 },{ 424 .name = "unix", 425 .type = QEMU_OPT_BOOL, 426 #endif 427 },{ 428 .name = "password", 429 .type = QEMU_OPT_STRING, 430 },{ 431 .name = "disable-ticketing", 432 .type = QEMU_OPT_BOOL, 433 },{ 434 .name = "disable-copy-paste", 435 .type = QEMU_OPT_BOOL, 436 },{ 437 .name = "disable-agent-file-xfer", 438 .type = QEMU_OPT_BOOL, 439 },{ 440 .name = "sasl", 441 .type = QEMU_OPT_BOOL, 442 },{ 443 .name = "x509-dir", 444 .type = QEMU_OPT_STRING, 445 },{ 446 .name = "x509-key-file", 447 .type = QEMU_OPT_STRING, 448 },{ 449 .name = "x509-key-password", 450 .type = QEMU_OPT_STRING, 451 },{ 452 .name = "x509-cert-file", 453 .type = QEMU_OPT_STRING, 454 },{ 455 .name = "x509-cacert-file", 456 .type = QEMU_OPT_STRING, 457 },{ 458 .name = "x509-dh-key-file", 459 .type = QEMU_OPT_STRING, 460 },{ 461 .name = "tls-ciphers", 462 .type = QEMU_OPT_STRING, 463 },{ 464 .name = "tls-channel", 465 .type = QEMU_OPT_STRING, 466 },{ 467 .name = "plaintext-channel", 468 .type = QEMU_OPT_STRING, 469 },{ 470 .name = "image-compression", 471 .type = QEMU_OPT_STRING, 472 },{ 473 .name = "jpeg-wan-compression", 474 .type = QEMU_OPT_STRING, 475 },{ 476 .name = "zlib-glz-wan-compression", 477 .type = QEMU_OPT_STRING, 478 },{ 479 .name = "streaming-video", 480 .type = QEMU_OPT_STRING, 481 },{ 482 .name = "agent-mouse", 483 .type = QEMU_OPT_BOOL, 484 },{ 485 .name = "playback-compression", 486 .type = QEMU_OPT_BOOL, 487 },{ 488 .name = "seamless-migration", 489 .type = QEMU_OPT_BOOL, 490 },{ 491 .name = "display", 492 .type = QEMU_OPT_STRING, 493 },{ 494 .name = "head", 495 .type = QEMU_OPT_NUMBER, 496 #ifdef HAVE_SPICE_GL 497 },{ 498 .name = "gl", 499 .type = QEMU_OPT_BOOL, 500 },{ 501 .name = "rendernode", 502 .type = QEMU_OPT_STRING, 503 #endif 504 }, 505 { /* end of list */ } 506 }, 507 }; 508 509 SpiceInfo *qmp_query_spice(Error **errp) 510 { 511 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 512 int port, tls_port; 513 const char *addr; 514 SpiceInfo *info; 515 unsigned int major; 516 unsigned int minor; 517 unsigned int micro; 518 519 info = g_malloc0(sizeof(*info)); 520 521 if (!spice_server || !opts) { 522 info->enabled = false; 523 return info; 524 } 525 526 info->enabled = true; 527 info->migrated = spice_migration_completed; 528 529 addr = qemu_opt_get(opts, "addr"); 530 port = qemu_opt_get_number(opts, "port", 0); 531 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 532 533 info->has_auth = true; 534 info->auth = g_strdup(auth); 535 536 info->has_host = true; 537 info->host = g_strdup(addr ? addr : "*"); 538 539 info->has_compiled_version = true; 540 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16; 541 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8; 542 micro = SPICE_SERVER_VERSION & 0xff; 543 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro); 544 545 if (port) { 546 info->has_port = true; 547 info->port = port; 548 } 549 if (tls_port) { 550 info->has_tls_port = true; 551 info->tls_port = tls_port; 552 } 553 554 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 555 SPICE_QUERY_MOUSE_MODE_SERVER : 556 SPICE_QUERY_MOUSE_MODE_CLIENT; 557 558 /* for compatibility with the original command */ 559 info->has_channels = true; 560 info->channels = qmp_query_spice_channels(); 561 562 return info; 563 } 564 565 static void migration_state_notifier(Notifier *notifier, void *data) 566 { 567 MigrationState *s = data; 568 569 if (!spice_have_target_host) { 570 return; 571 } 572 573 if (migration_in_setup(s)) { 574 spice_server_migrate_start(spice_server); 575 } else if (migration_has_finished(s) || 576 migration_in_postcopy_after_devices(s)) { 577 spice_server_migrate_end(spice_server, true); 578 spice_have_target_host = false; 579 } else if (migration_has_failed(s)) { 580 spice_server_migrate_end(spice_server, false); 581 spice_have_target_host = false; 582 } 583 } 584 585 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 586 const char *subject) 587 { 588 int ret; 589 590 ret = spice_server_migrate_connect(spice_server, hostname, 591 port, tls_port, subject); 592 spice_have_target_host = true; 593 return ret; 594 } 595 596 static int add_channel(void *opaque, const char *name, const char *value, 597 Error **errp) 598 { 599 int security = 0; 600 int rc; 601 602 if (strcmp(name, "tls-channel") == 0) { 603 int *tls_port = opaque; 604 if (!*tls_port) { 605 error_report("spice: tried to setup tls-channel" 606 " without specifying a TLS port"); 607 exit(1); 608 } 609 security = SPICE_CHANNEL_SECURITY_SSL; 610 } 611 if (strcmp(name, "plaintext-channel") == 0) { 612 security = SPICE_CHANNEL_SECURITY_NONE; 613 } 614 if (security == 0) { 615 return 0; 616 } 617 if (strcmp(value, "default") == 0) { 618 rc = spice_server_set_channel_security(spice_server, NULL, security); 619 } else { 620 rc = spice_server_set_channel_security(spice_server, value, security); 621 } 622 if (rc != 0) { 623 error_report("spice: failed to set channel security for %s", value); 624 exit(1); 625 } 626 return 0; 627 } 628 629 static void vm_change_state_handler(void *opaque, int running, 630 RunState state) 631 { 632 if (running) { 633 qemu_spice_display_start(); 634 } else { 635 qemu_spice_display_stop(); 636 } 637 } 638 639 void qemu_spice_init(void) 640 { 641 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 642 const char *password, *str, *x509_dir, *addr, 643 *x509_key_password = NULL, 644 *x509_dh_file = NULL, 645 *tls_ciphers = NULL; 646 char *x509_key_file = NULL, 647 *x509_cert_file = NULL, 648 *x509_cacert_file = NULL; 649 int port, tls_port, addr_flags; 650 spice_image_compression_t compression; 651 spice_wan_compression_t wan_compr; 652 bool seamless_migration; 653 654 qemu_thread_get_self(&me); 655 656 if (!opts) { 657 return; 658 } 659 port = qemu_opt_get_number(opts, "port", 0); 660 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 661 if (port < 0 || port > 65535) { 662 error_report("spice port is out of range"); 663 exit(1); 664 } 665 if (tls_port < 0 || tls_port > 65535) { 666 error_report("spice tls-port is out of range"); 667 exit(1); 668 } 669 password = qemu_opt_get(opts, "password"); 670 671 if (tls_port) { 672 x509_dir = qemu_opt_get(opts, "x509-dir"); 673 if (!x509_dir) { 674 x509_dir = "."; 675 } 676 677 str = qemu_opt_get(opts, "x509-key-file"); 678 if (str) { 679 x509_key_file = g_strdup(str); 680 } else { 681 x509_key_file = g_strdup_printf("%s/%s", x509_dir, 682 X509_SERVER_KEY_FILE); 683 } 684 685 str = qemu_opt_get(opts, "x509-cert-file"); 686 if (str) { 687 x509_cert_file = g_strdup(str); 688 } else { 689 x509_cert_file = g_strdup_printf("%s/%s", x509_dir, 690 X509_SERVER_CERT_FILE); 691 } 692 693 str = qemu_opt_get(opts, "x509-cacert-file"); 694 if (str) { 695 x509_cacert_file = g_strdup(str); 696 } else { 697 x509_cacert_file = g_strdup_printf("%s/%s", x509_dir, 698 X509_CA_CERT_FILE); 699 } 700 701 x509_key_password = qemu_opt_get(opts, "x509-key-password"); 702 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file"); 703 tls_ciphers = qemu_opt_get(opts, "tls-ciphers"); 704 } 705 706 addr = qemu_opt_get(opts, "addr"); 707 addr_flags = 0; 708 if (qemu_opt_get_bool(opts, "ipv4", 0)) { 709 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; 710 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) { 711 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; 712 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 713 } else if (qemu_opt_get_bool(opts, "unix", 0)) { 714 addr_flags |= SPICE_ADDR_FLAG_UNIX_ONLY; 715 #endif 716 } 717 718 spice_server = spice_server_new(); 719 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 720 if (port) { 721 spice_server_set_port(spice_server, port); 722 } 723 if (tls_port) { 724 spice_server_set_tls(spice_server, tls_port, 725 x509_cacert_file, 726 x509_cert_file, 727 x509_key_file, 728 x509_key_password, 729 x509_dh_file, 730 tls_ciphers); 731 } 732 if (password) { 733 qemu_spice_set_passwd(password, false, false); 734 } 735 if (qemu_opt_get_bool(opts, "sasl", 0)) { 736 if (spice_server_set_sasl(spice_server, 1) == -1) { 737 error_report("spice: failed to enable sasl"); 738 exit(1); 739 } 740 auth = "sasl"; 741 } 742 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 743 auth = "none"; 744 spice_server_set_noauth(spice_server); 745 } 746 747 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 748 spice_server_set_agent_copypaste(spice_server, false); 749 } 750 751 if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) { 752 #if SPICE_SERVER_VERSION >= 0x000c04 753 spice_server_set_agent_file_xfer(spice_server, false); 754 #else 755 error_report("this qemu build does not support the " 756 "\"disable-agent-file-xfer\" option"); 757 exit(1); 758 #endif 759 } 760 761 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 762 str = qemu_opt_get(opts, "image-compression"); 763 if (str) { 764 compression = parse_compression(str); 765 } 766 spice_server_set_image_compression(spice_server, compression); 767 768 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 769 str = qemu_opt_get(opts, "jpeg-wan-compression"); 770 if (str) { 771 wan_compr = parse_wan_compression(str); 772 } 773 spice_server_set_jpeg_compression(spice_server, wan_compr); 774 775 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 776 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 777 if (str) { 778 wan_compr = parse_wan_compression(str); 779 } 780 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 781 782 str = qemu_opt_get(opts, "streaming-video"); 783 if (str) { 784 int streaming_video = parse_stream_video(str); 785 spice_server_set_streaming_video(spice_server, streaming_video); 786 } else { 787 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF); 788 } 789 790 spice_server_set_agent_mouse 791 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 792 spice_server_set_playback_compression 793 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 794 795 qemu_opt_foreach(opts, add_channel, &tls_port, NULL); 796 797 spice_server_set_name(spice_server, qemu_name); 798 spice_server_set_uuid(spice_server, (unsigned char *)&qemu_uuid); 799 800 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 801 spice_server_set_seamless_migration(spice_server, seamless_migration); 802 spice_server_set_sasl_appname(spice_server, "qemu"); 803 if (spice_server_init(spice_server, &core_interface) != 0) { 804 error_report("failed to initialize spice server"); 805 exit(1); 806 }; 807 using_spice = 1; 808 809 migration_state.notify = migration_state_notifier; 810 add_migration_state_change_notifier(&migration_state); 811 spice_migrate.base.sif = &migrate_interface.base; 812 qemu_spice_add_interface(&spice_migrate.base); 813 814 qemu_spice_input_init(); 815 qemu_spice_audio_init(); 816 817 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 818 qemu_spice_display_stop(); 819 820 g_free(x509_key_file); 821 g_free(x509_cert_file); 822 g_free(x509_cacert_file); 823 824 #if SPICE_SERVER_VERSION >= 0x000c02 825 qemu_spice_register_ports(); 826 #endif 827 828 #ifdef HAVE_SPICE_GL 829 if (qemu_opt_get_bool(opts, "gl", 0)) { 830 if ((port != 0) || (tls_port != 0)) { 831 error_report("SPICE GL support is local-only for now and " 832 "incompatible with -spice port/tls-port"); 833 exit(1); 834 } 835 if (egl_rendernode_init(qemu_opt_get(opts, "rendernode")) != 0) { 836 error_report("Failed to initialize EGL render node for SPICE GL"); 837 exit(1); 838 } 839 display_opengl = 1; 840 spice_opengl = 1; 841 } 842 #endif 843 } 844 845 int qemu_spice_add_interface(SpiceBaseInstance *sin) 846 { 847 if (!spice_server) { 848 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 849 error_report("Oops: spice configured but not active"); 850 exit(1); 851 } 852 /* 853 * Create a spice server instance. 854 * It does *not* listen on the network. 855 * It handles QXL local rendering only. 856 * 857 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 858 */ 859 spice_server = spice_server_new(); 860 spice_server_set_sasl_appname(spice_server, "qemu"); 861 spice_server_init(spice_server, &core_interface); 862 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 863 } 864 865 return spice_server_add_interface(spice_server, sin); 866 } 867 868 static GSList *spice_consoles; 869 870 bool qemu_spice_have_display_interface(QemuConsole *con) 871 { 872 if (g_slist_find(spice_consoles, con)) { 873 return true; 874 } 875 return false; 876 } 877 878 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 879 { 880 if (g_slist_find(spice_consoles, con)) { 881 return -1; 882 } 883 qxlin->id = qemu_console_get_index(con); 884 spice_consoles = g_slist_append(spice_consoles, con); 885 return qemu_spice_add_interface(&qxlin->base); 886 } 887 888 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 889 { 890 time_t lifetime, now = time(NULL); 891 char *passwd; 892 893 if (now < auth_expires) { 894 passwd = auth_passwd; 895 lifetime = (auth_expires - now); 896 if (lifetime > INT_MAX) { 897 lifetime = INT_MAX; 898 } 899 } else { 900 passwd = NULL; 901 lifetime = 1; 902 } 903 return spice_server_set_ticket(spice_server, passwd, lifetime, 904 fail_if_conn, disconnect_if_conn); 905 } 906 907 int qemu_spice_set_passwd(const char *passwd, 908 bool fail_if_conn, bool disconnect_if_conn) 909 { 910 if (strcmp(auth, "spice") != 0) { 911 return -1; 912 } 913 914 g_free(auth_passwd); 915 auth_passwd = g_strdup(passwd); 916 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 917 } 918 919 int qemu_spice_set_pw_expire(time_t expires) 920 { 921 auth_expires = expires; 922 return qemu_spice_set_ticket(false, false); 923 } 924 925 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 926 { 927 if (tls) { 928 return spice_server_add_ssl_client(spice_server, csock, skipauth); 929 } else { 930 return spice_server_add_client(spice_server, csock, skipauth); 931 } 932 } 933 934 void qemu_spice_display_start(void) 935 { 936 spice_display_is_running = true; 937 spice_server_vm_start(spice_server); 938 } 939 940 void qemu_spice_display_stop(void) 941 { 942 spice_server_vm_stop(spice_server); 943 spice_display_is_running = false; 944 } 945 946 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 947 { 948 return spice_display_is_running; 949 } 950 951 static void spice_register_config(void) 952 { 953 qemu_add_opts(&qemu_spice_opts); 954 } 955 opts_init(spice_register_config); 956