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 .name = "display", 502 .type = QEMU_OPT_STRING, 503 },{ 504 .name = "head", 505 .type = QEMU_OPT_NUMBER, 506 #ifdef HAVE_SPICE_GL 507 },{ 508 .name = "gl", 509 .type = QEMU_OPT_BOOL, 510 },{ 511 .name = "rendernode", 512 .type = QEMU_OPT_STRING, 513 #endif 514 }, 515 { /* end of list */ } 516 }, 517 }; 518 519 SpiceInfo *qmp_query_spice(Error **errp) 520 { 521 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 522 int port, tls_port; 523 const char *addr; 524 SpiceInfo *info; 525 unsigned int major; 526 unsigned int minor; 527 unsigned int micro; 528 529 info = g_malloc0(sizeof(*info)); 530 531 if (!spice_server || !opts) { 532 info->enabled = false; 533 return info; 534 } 535 536 info->enabled = true; 537 info->migrated = spice_migration_completed; 538 539 addr = qemu_opt_get(opts, "addr"); 540 port = qemu_opt_get_number(opts, "port", 0); 541 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 542 543 info->has_auth = true; 544 info->auth = g_strdup(auth); 545 546 info->has_host = true; 547 info->host = g_strdup(addr ? addr : "*"); 548 549 info->has_compiled_version = true; 550 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16; 551 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8; 552 micro = SPICE_SERVER_VERSION & 0xff; 553 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro); 554 555 if (port) { 556 info->has_port = true; 557 info->port = port; 558 } 559 if (tls_port) { 560 info->has_tls_port = true; 561 info->tls_port = tls_port; 562 } 563 564 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 565 SPICE_QUERY_MOUSE_MODE_SERVER : 566 SPICE_QUERY_MOUSE_MODE_CLIENT; 567 568 /* for compatibility with the original command */ 569 info->has_channels = true; 570 info->channels = qmp_query_spice_channels(); 571 572 return info; 573 } 574 575 static void migration_state_notifier(Notifier *notifier, void *data) 576 { 577 MigrationState *s = data; 578 579 if (!spice_have_target_host) { 580 return; 581 } 582 583 if (migration_in_setup(s)) { 584 spice_server_migrate_start(spice_server); 585 } else if (migration_has_finished(s) || 586 migration_in_postcopy_after_devices(s)) { 587 spice_server_migrate_end(spice_server, true); 588 spice_have_target_host = false; 589 } else if (migration_has_failed(s)) { 590 spice_server_migrate_end(spice_server, false); 591 spice_have_target_host = false; 592 } 593 } 594 595 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 596 const char *subject) 597 { 598 int ret; 599 600 ret = spice_server_migrate_connect(spice_server, hostname, 601 port, tls_port, subject); 602 spice_have_target_host = true; 603 return ret; 604 } 605 606 static int add_channel(void *opaque, const char *name, const char *value, 607 Error **errp) 608 { 609 int security = 0; 610 int rc; 611 612 if (strcmp(name, "tls-channel") == 0) { 613 int *tls_port = opaque; 614 if (!*tls_port) { 615 error_report("spice: tried to setup tls-channel" 616 " without specifying a TLS port"); 617 exit(1); 618 } 619 security = SPICE_CHANNEL_SECURITY_SSL; 620 } 621 if (strcmp(name, "plaintext-channel") == 0) { 622 security = SPICE_CHANNEL_SECURITY_NONE; 623 } 624 if (security == 0) { 625 return 0; 626 } 627 if (strcmp(value, "default") == 0) { 628 rc = spice_server_set_channel_security(spice_server, NULL, security); 629 } else { 630 rc = spice_server_set_channel_security(spice_server, value, security); 631 } 632 if (rc != 0) { 633 error_report("spice: failed to set channel security for %s", value); 634 exit(1); 635 } 636 return 0; 637 } 638 639 static void vm_change_state_handler(void *opaque, int running, 640 RunState state) 641 { 642 if (running) { 643 qemu_spice_display_start(); 644 } else { 645 qemu_spice_display_stop(); 646 } 647 } 648 649 void qemu_spice_init(void) 650 { 651 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 652 const char *password, *str, *x509_dir, *addr, 653 *x509_key_password = NULL, 654 *x509_dh_file = NULL, 655 *tls_ciphers = NULL; 656 char *x509_key_file = NULL, 657 *x509_cert_file = NULL, 658 *x509_cacert_file = NULL; 659 int port, tls_port, addr_flags; 660 spice_image_compression_t compression; 661 spice_wan_compression_t wan_compr; 662 bool seamless_migration; 663 664 qemu_thread_get_self(&me); 665 666 if (!opts) { 667 return; 668 } 669 port = qemu_opt_get_number(opts, "port", 0); 670 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 671 if (port < 0 || port > 65535) { 672 error_report("spice port is out of range"); 673 exit(1); 674 } 675 if (tls_port < 0 || tls_port > 65535) { 676 error_report("spice tls-port is out of range"); 677 exit(1); 678 } 679 password = qemu_opt_get(opts, "password"); 680 681 if (tls_port) { 682 x509_dir = qemu_opt_get(opts, "x509-dir"); 683 if (!x509_dir) { 684 x509_dir = "."; 685 } 686 687 str = qemu_opt_get(opts, "x509-key-file"); 688 if (str) { 689 x509_key_file = g_strdup(str); 690 } else { 691 x509_key_file = g_strdup_printf("%s/%s", x509_dir, 692 X509_SERVER_KEY_FILE); 693 } 694 695 str = qemu_opt_get(opts, "x509-cert-file"); 696 if (str) { 697 x509_cert_file = g_strdup(str); 698 } else { 699 x509_cert_file = g_strdup_printf("%s/%s", x509_dir, 700 X509_SERVER_CERT_FILE); 701 } 702 703 str = qemu_opt_get(opts, "x509-cacert-file"); 704 if (str) { 705 x509_cacert_file = g_strdup(str); 706 } else { 707 x509_cacert_file = g_strdup_printf("%s/%s", x509_dir, 708 X509_CA_CERT_FILE); 709 } 710 711 x509_key_password = qemu_opt_get(opts, "x509-key-password"); 712 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file"); 713 tls_ciphers = qemu_opt_get(opts, "tls-ciphers"); 714 } 715 716 addr = qemu_opt_get(opts, "addr"); 717 addr_flags = 0; 718 if (qemu_opt_get_bool(opts, "ipv4", 0)) { 719 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; 720 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) { 721 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; 722 #ifdef SPICE_ADDR_FLAG_UNIX_ONLY 723 } else if (qemu_opt_get_bool(opts, "unix", 0)) { 724 addr_flags |= SPICE_ADDR_FLAG_UNIX_ONLY; 725 #endif 726 } 727 728 spice_server = spice_server_new(); 729 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 730 if (port) { 731 spice_server_set_port(spice_server, port); 732 } 733 if (tls_port) { 734 spice_server_set_tls(spice_server, tls_port, 735 x509_cacert_file, 736 x509_cert_file, 737 x509_key_file, 738 x509_key_password, 739 x509_dh_file, 740 tls_ciphers); 741 } 742 if (password) { 743 qemu_spice_set_passwd(password, false, false); 744 } 745 if (qemu_opt_get_bool(opts, "sasl", 0)) { 746 if (spice_server_set_sasl(spice_server, 1) == -1) { 747 error_report("spice: failed to enable sasl"); 748 exit(1); 749 } 750 auth = "sasl"; 751 } 752 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 753 auth = "none"; 754 spice_server_set_noauth(spice_server); 755 } 756 757 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 758 spice_server_set_agent_copypaste(spice_server, false); 759 } 760 761 if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) { 762 #if SPICE_SERVER_VERSION >= 0x000c04 763 spice_server_set_agent_file_xfer(spice_server, false); 764 #else 765 error_report("this qemu build does not support the " 766 "\"disable-agent-file-xfer\" option"); 767 exit(1); 768 #endif 769 } 770 771 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 772 str = qemu_opt_get(opts, "image-compression"); 773 if (str) { 774 compression = parse_compression(str); 775 } 776 spice_server_set_image_compression(spice_server, compression); 777 778 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 779 str = qemu_opt_get(opts, "jpeg-wan-compression"); 780 if (str) { 781 wan_compr = parse_wan_compression(str); 782 } 783 spice_server_set_jpeg_compression(spice_server, wan_compr); 784 785 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 786 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 787 if (str) { 788 wan_compr = parse_wan_compression(str); 789 } 790 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 791 792 str = qemu_opt_get(opts, "streaming-video"); 793 if (str) { 794 int streaming_video = parse_stream_video(str); 795 spice_server_set_streaming_video(spice_server, streaming_video); 796 } else { 797 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF); 798 } 799 800 spice_server_set_agent_mouse 801 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 802 spice_server_set_playback_compression 803 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 804 805 qemu_opt_foreach(opts, add_channel, &tls_port, NULL); 806 807 spice_server_set_name(spice_server, qemu_name); 808 spice_server_set_uuid(spice_server, (unsigned char *)&qemu_uuid); 809 810 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 811 spice_server_set_seamless_migration(spice_server, seamless_migration); 812 spice_server_set_sasl_appname(spice_server, "qemu"); 813 if (spice_server_init(spice_server, &core_interface) != 0) { 814 error_report("failed to initialize spice server"); 815 exit(1); 816 }; 817 using_spice = 1; 818 819 migration_state.notify = migration_state_notifier; 820 add_migration_state_change_notifier(&migration_state); 821 spice_migrate.base.sif = &migrate_interface.base; 822 qemu_spice_add_interface(&spice_migrate.base); 823 824 qemu_spice_input_init(); 825 qemu_spice_audio_init(); 826 827 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 828 qemu_spice_display_stop(); 829 830 g_free(x509_key_file); 831 g_free(x509_cert_file); 832 g_free(x509_cacert_file); 833 834 #if SPICE_SERVER_VERSION >= 0x000c02 835 qemu_spice_register_ports(); 836 #endif 837 838 #ifdef HAVE_SPICE_GL 839 if (qemu_opt_get_bool(opts, "gl", 0)) { 840 if ((port != 0) || (tls_port != 0)) { 841 error_report("SPICE GL support is local-only for now and " 842 "incompatible with -spice port/tls-port"); 843 exit(1); 844 } 845 if (egl_rendernode_init(qemu_opt_get(opts, "rendernode")) != 0) { 846 error_report("Failed to initialize EGL render node for SPICE GL"); 847 exit(1); 848 } 849 display_opengl = 1; 850 } 851 #endif 852 } 853 854 int qemu_spice_add_interface(SpiceBaseInstance *sin) 855 { 856 if (!spice_server) { 857 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 858 error_report("Oops: spice configured but not active"); 859 exit(1); 860 } 861 /* 862 * Create a spice server instance. 863 * It does *not* listen on the network. 864 * It handles QXL local rendering only. 865 * 866 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 867 */ 868 spice_server = spice_server_new(); 869 spice_server_set_sasl_appname(spice_server, "qemu"); 870 spice_server_init(spice_server, &core_interface); 871 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 872 } 873 874 return spice_server_add_interface(spice_server, sin); 875 } 876 877 static GSList *spice_consoles; 878 879 bool qemu_spice_have_display_interface(QemuConsole *con) 880 { 881 if (g_slist_find(spice_consoles, con)) { 882 return true; 883 } 884 return false; 885 } 886 887 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 888 { 889 if (g_slist_find(spice_consoles, con)) { 890 return -1; 891 } 892 qxlin->id = qemu_console_get_index(con); 893 spice_consoles = g_slist_append(spice_consoles, con); 894 return qemu_spice_add_interface(&qxlin->base); 895 } 896 897 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 898 { 899 time_t lifetime, now = time(NULL); 900 char *passwd; 901 902 if (now < auth_expires) { 903 passwd = auth_passwd; 904 lifetime = (auth_expires - now); 905 if (lifetime > INT_MAX) { 906 lifetime = INT_MAX; 907 } 908 } else { 909 passwd = NULL; 910 lifetime = 1; 911 } 912 return spice_server_set_ticket(spice_server, passwd, lifetime, 913 fail_if_conn, disconnect_if_conn); 914 } 915 916 int qemu_spice_set_passwd(const char *passwd, 917 bool fail_if_conn, bool disconnect_if_conn) 918 { 919 if (strcmp(auth, "spice") != 0) { 920 return -1; 921 } 922 923 g_free(auth_passwd); 924 auth_passwd = g_strdup(passwd); 925 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 926 } 927 928 int qemu_spice_set_pw_expire(time_t expires) 929 { 930 auth_expires = expires; 931 return qemu_spice_set_ticket(false, false); 932 } 933 934 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 935 { 936 if (tls) { 937 return spice_server_add_ssl_client(spice_server, csock, skipauth); 938 } else { 939 return spice_server_add_client(spice_server, csock, skipauth); 940 } 941 } 942 943 void qemu_spice_display_start(void) 944 { 945 spice_display_is_running = true; 946 spice_server_vm_start(spice_server); 947 } 948 949 void qemu_spice_display_stop(void) 950 { 951 spice_server_vm_stop(spice_server); 952 spice_display_is_running = false; 953 } 954 955 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 956 { 957 return spice_display_is_running; 958 } 959 960 static void spice_register_config(void) 961 { 962 qemu_add_opts(&qemu_spice_opts); 963 } 964 opts_init(spice_register_config); 965