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 #include <spice-experimental.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/thread.h" 27 #include "qemu/timer.h" 28 #include "qemu/queue.h" 29 #include "qemu-x509.h" 30 #include "qemu/sockets.h" 31 #include "qmp-commands.h" 32 #include "qapi/qmp/qint.h" 33 #include "qapi/qmp/qbool.h" 34 #include "qapi/qmp/qstring.h" 35 #include "qapi/qmp/qjson.h" 36 #include "qemu/notify.h" 37 #include "migration/migration.h" 38 #include "monitor/monitor.h" 39 #include "hw/hw.h" 40 #include "ui/spice-display.h" 41 42 /* core bits */ 43 44 static SpiceServer *spice_server; 45 static Notifier migration_state; 46 static const char *auth = "spice"; 47 static char *auth_passwd; 48 static time_t auth_expires = TIME_MAX; 49 static int spice_migration_completed; 50 static int spice_display_is_running; 51 static int spice_have_target_host; 52 int using_spice = 0; 53 54 static QemuThread me; 55 56 struct SpiceTimer { 57 QEMUTimer *timer; 58 QTAILQ_ENTRY(SpiceTimer) next; 59 }; 60 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers); 61 62 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) 63 { 64 SpiceTimer *timer; 65 66 timer = g_malloc0(sizeof(*timer)); 67 timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque); 68 QTAILQ_INSERT_TAIL(&timers, timer, next); 69 return timer; 70 } 71 72 static void timer_start(SpiceTimer *timer, uint32_t ms) 73 { 74 timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms); 75 } 76 77 static void timer_cancel(SpiceTimer *timer) 78 { 79 timer_del(timer->timer); 80 } 81 82 static void timer_remove(SpiceTimer *timer) 83 { 84 timer_del(timer->timer); 85 timer_free(timer->timer); 86 QTAILQ_REMOVE(&timers, timer, next); 87 g_free(timer); 88 } 89 90 struct SpiceWatch { 91 int fd; 92 int event_mask; 93 SpiceWatchFunc func; 94 void *opaque; 95 QTAILQ_ENTRY(SpiceWatch) next; 96 }; 97 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches); 98 99 static void watch_read(void *opaque) 100 { 101 SpiceWatch *watch = opaque; 102 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); 103 } 104 105 static void watch_write(void *opaque) 106 { 107 SpiceWatch *watch = opaque; 108 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); 109 } 110 111 static void watch_update_mask(SpiceWatch *watch, int event_mask) 112 { 113 IOHandler *on_read = NULL; 114 IOHandler *on_write = NULL; 115 116 watch->event_mask = event_mask; 117 if (watch->event_mask & SPICE_WATCH_EVENT_READ) { 118 on_read = watch_read; 119 } 120 if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) { 121 on_write = watch_write; 122 } 123 qemu_set_fd_handler(watch->fd, on_read, on_write, watch); 124 } 125 126 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) 127 { 128 SpiceWatch *watch; 129 130 watch = g_malloc0(sizeof(*watch)); 131 watch->fd = fd; 132 watch->func = func; 133 watch->opaque = opaque; 134 QTAILQ_INSERT_TAIL(&watches, watch, next); 135 136 watch_update_mask(watch, event_mask); 137 return watch; 138 } 139 140 static void watch_remove(SpiceWatch *watch) 141 { 142 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); 143 QTAILQ_REMOVE(&watches, watch, next); 144 g_free(watch); 145 } 146 147 typedef struct ChannelList ChannelList; 148 struct ChannelList { 149 SpiceChannelEventInfo *info; 150 QTAILQ_ENTRY(ChannelList) link; 151 }; 152 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list); 153 154 static void channel_list_add(SpiceChannelEventInfo *info) 155 { 156 ChannelList *item; 157 158 item = g_malloc0(sizeof(*item)); 159 item->info = info; 160 QTAILQ_INSERT_TAIL(&channel_list, item, link); 161 } 162 163 static void channel_list_del(SpiceChannelEventInfo *info) 164 { 165 ChannelList *item; 166 167 QTAILQ_FOREACH(item, &channel_list, link) { 168 if (item->info != info) { 169 continue; 170 } 171 QTAILQ_REMOVE(&channel_list, item, link); 172 g_free(item); 173 return; 174 } 175 } 176 177 static void add_addr_info(QDict *dict, struct sockaddr *addr, int len) 178 { 179 char host[NI_MAXHOST], port[NI_MAXSERV]; 180 const char *family; 181 182 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 183 NI_NUMERICHOST | NI_NUMERICSERV); 184 family = inet_strfamily(addr->sa_family); 185 186 qdict_put(dict, "host", qstring_from_str(host)); 187 qdict_put(dict, "port", qstring_from_str(port)); 188 qdict_put(dict, "family", qstring_from_str(family)); 189 } 190 191 static void add_channel_info(QDict *dict, SpiceChannelEventInfo *info) 192 { 193 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 194 195 qdict_put(dict, "connection-id", qint_from_int(info->connection_id)); 196 qdict_put(dict, "channel-type", qint_from_int(info->type)); 197 qdict_put(dict, "channel-id", qint_from_int(info->id)); 198 qdict_put(dict, "tls", qbool_from_int(tls)); 199 } 200 201 static void channel_event(int event, SpiceChannelEventInfo *info) 202 { 203 static const int qevent[] = { 204 [ SPICE_CHANNEL_EVENT_CONNECTED ] = QEVENT_SPICE_CONNECTED, 205 [ SPICE_CHANNEL_EVENT_INITIALIZED ] = QEVENT_SPICE_INITIALIZED, 206 [ SPICE_CHANNEL_EVENT_DISCONNECTED ] = QEVENT_SPICE_DISCONNECTED, 207 }; 208 QDict *server, *client; 209 QObject *data; 210 211 /* 212 * Spice server might have called us from spice worker thread 213 * context (happens on display channel disconnects). Spice should 214 * not do that. It isn't that easy to fix it in spice and even 215 * when it is fixed we still should cover the already released 216 * spice versions. So detect that we've been called from another 217 * thread and grab the iothread lock if so before calling qemu 218 * functions. 219 */ 220 bool need_lock = !qemu_thread_is_self(&me); 221 if (need_lock) { 222 qemu_mutex_lock_iothread(); 223 } 224 225 client = qdict_new(); 226 server = qdict_new(); 227 228 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 229 add_addr_info(client, (struct sockaddr *)&info->paddr_ext, 230 info->plen_ext); 231 add_addr_info(server, (struct sockaddr *)&info->laddr_ext, 232 info->llen_ext); 233 } else { 234 error_report("spice: %s, extended address is expected", 235 __func__); 236 } 237 238 if (event == SPICE_CHANNEL_EVENT_INITIALIZED) { 239 qdict_put(server, "auth", qstring_from_str(auth)); 240 add_channel_info(client, info); 241 channel_list_add(info); 242 } 243 if (event == SPICE_CHANNEL_EVENT_DISCONNECTED) { 244 channel_list_del(info); 245 } 246 247 data = qobject_from_jsonf("{ 'client': %p, 'server': %p }", 248 QOBJECT(client), QOBJECT(server)); 249 monitor_protocol_event(qevent[event], data); 250 qobject_decref(data); 251 252 if (need_lock) { 253 qemu_mutex_unlock_iothread(); 254 } 255 } 256 257 static SpiceCoreInterface core_interface = { 258 .base.type = SPICE_INTERFACE_CORE, 259 .base.description = "qemu core services", 260 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 261 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 262 263 .timer_add = timer_add, 264 .timer_start = timer_start, 265 .timer_cancel = timer_cancel, 266 .timer_remove = timer_remove, 267 268 .watch_add = watch_add, 269 .watch_update_mask = watch_update_mask, 270 .watch_remove = watch_remove, 271 272 .channel_event = channel_event, 273 }; 274 275 typedef struct SpiceMigration { 276 SpiceMigrateInstance sin; 277 struct { 278 MonitorCompletion *cb; 279 void *opaque; 280 } connect_complete; 281 } SpiceMigration; 282 283 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 284 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 285 286 static const SpiceMigrateInterface migrate_interface = { 287 .base.type = SPICE_INTERFACE_MIGRATION, 288 .base.description = "migration", 289 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 290 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 291 .migrate_connect_complete = migrate_connect_complete_cb, 292 .migrate_end_complete = migrate_end_complete_cb, 293 }; 294 295 static SpiceMigration spice_migrate; 296 297 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 298 { 299 SpiceMigration *sm = container_of(sin, SpiceMigration, sin); 300 if (sm->connect_complete.cb) { 301 sm->connect_complete.cb(sm->connect_complete.opaque, NULL); 302 } 303 sm->connect_complete.cb = NULL; 304 } 305 306 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 307 { 308 monitor_protocol_event(QEVENT_SPICE_MIGRATE_COMPLETED, NULL); 309 spice_migration_completed = true; 310 } 311 312 /* config string parsing */ 313 314 static int name2enum(const char *string, const char *table[], int entries) 315 { 316 int i; 317 318 if (string) { 319 for (i = 0; i < entries; i++) { 320 if (!table[i]) { 321 continue; 322 } 323 if (strcmp(string, table[i]) != 0) { 324 continue; 325 } 326 return i; 327 } 328 } 329 return -1; 330 } 331 332 static int parse_name(const char *string, const char *optname, 333 const char *table[], int entries) 334 { 335 int value = name2enum(string, table, entries); 336 337 if (value != -1) { 338 return value; 339 } 340 error_report("spice: invalid %s: %s", optname, string); 341 exit(1); 342 } 343 344 static const char *stream_video_names[] = { 345 [ SPICE_STREAM_VIDEO_OFF ] = "off", 346 [ SPICE_STREAM_VIDEO_ALL ] = "all", 347 [ SPICE_STREAM_VIDEO_FILTER ] = "filter", 348 }; 349 #define parse_stream_video(_name) \ 350 parse_name(_name, "stream video control", \ 351 stream_video_names, ARRAY_SIZE(stream_video_names)) 352 353 static const char *compression_names[] = { 354 [ SPICE_IMAGE_COMPRESS_OFF ] = "off", 355 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz", 356 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz", 357 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic", 358 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz", 359 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz", 360 }; 361 #define parse_compression(_name) \ 362 parse_name(_name, "image compression", \ 363 compression_names, ARRAY_SIZE(compression_names)) 364 365 static const char *wan_compression_names[] = { 366 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto", 367 [ SPICE_WAN_COMPRESSION_NEVER ] = "never", 368 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always", 369 }; 370 #define parse_wan_compression(_name) \ 371 parse_name(_name, "wan compression", \ 372 wan_compression_names, ARRAY_SIZE(wan_compression_names)) 373 374 /* functions for the rest of qemu */ 375 376 static SpiceChannelList *qmp_query_spice_channels(void) 377 { 378 SpiceChannelList *cur_item = NULL, *head = NULL; 379 ChannelList *item; 380 381 QTAILQ_FOREACH(item, &channel_list, link) { 382 SpiceChannelList *chan; 383 char host[NI_MAXHOST], port[NI_MAXSERV]; 384 struct sockaddr *paddr; 385 socklen_t plen; 386 387 if (!(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT)) { 388 error_report("invalid channel event"); 389 return NULL; 390 } 391 392 chan = g_malloc0(sizeof(*chan)); 393 chan->value = g_malloc0(sizeof(*chan->value)); 394 395 paddr = (struct sockaddr *)&item->info->paddr_ext; 396 plen = item->info->plen_ext; 397 getnameinfo(paddr, plen, 398 host, sizeof(host), port, sizeof(port), 399 NI_NUMERICHOST | NI_NUMERICSERV); 400 chan->value->host = g_strdup(host); 401 chan->value->port = g_strdup(port); 402 chan->value->family = g_strdup(inet_strfamily(paddr->sa_family)); 403 404 chan->value->connection_id = item->info->connection_id; 405 chan->value->channel_type = item->info->type; 406 chan->value->channel_id = item->info->id; 407 chan->value->tls = item->info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 408 409 /* XXX: waiting for the qapi to support GSList */ 410 if (!cur_item) { 411 head = cur_item = chan; 412 } else { 413 cur_item->next = chan; 414 cur_item = chan; 415 } 416 } 417 418 return head; 419 } 420 421 static QemuOptsList qemu_spice_opts = { 422 .name = "spice", 423 .head = QTAILQ_HEAD_INITIALIZER(qemu_spice_opts.head), 424 .desc = { 425 { 426 .name = "port", 427 .type = QEMU_OPT_NUMBER, 428 },{ 429 .name = "tls-port", 430 .type = QEMU_OPT_NUMBER, 431 },{ 432 .name = "addr", 433 .type = QEMU_OPT_STRING, 434 },{ 435 .name = "ipv4", 436 .type = QEMU_OPT_BOOL, 437 },{ 438 .name = "ipv6", 439 .type = QEMU_OPT_BOOL, 440 },{ 441 .name = "password", 442 .type = QEMU_OPT_STRING, 443 },{ 444 .name = "disable-ticketing", 445 .type = QEMU_OPT_BOOL, 446 },{ 447 .name = "disable-copy-paste", 448 .type = QEMU_OPT_BOOL, 449 },{ 450 .name = "disable-agent-file-xfer", 451 .type = QEMU_OPT_BOOL, 452 },{ 453 .name = "sasl", 454 .type = QEMU_OPT_BOOL, 455 },{ 456 .name = "x509-dir", 457 .type = QEMU_OPT_STRING, 458 },{ 459 .name = "x509-key-file", 460 .type = QEMU_OPT_STRING, 461 },{ 462 .name = "x509-key-password", 463 .type = QEMU_OPT_STRING, 464 },{ 465 .name = "x509-cert-file", 466 .type = QEMU_OPT_STRING, 467 },{ 468 .name = "x509-cacert-file", 469 .type = QEMU_OPT_STRING, 470 },{ 471 .name = "x509-dh-key-file", 472 .type = QEMU_OPT_STRING, 473 },{ 474 .name = "tls-ciphers", 475 .type = QEMU_OPT_STRING, 476 },{ 477 .name = "tls-channel", 478 .type = QEMU_OPT_STRING, 479 },{ 480 .name = "plaintext-channel", 481 .type = QEMU_OPT_STRING, 482 },{ 483 .name = "image-compression", 484 .type = QEMU_OPT_STRING, 485 },{ 486 .name = "jpeg-wan-compression", 487 .type = QEMU_OPT_STRING, 488 },{ 489 .name = "zlib-glz-wan-compression", 490 .type = QEMU_OPT_STRING, 491 },{ 492 .name = "streaming-video", 493 .type = QEMU_OPT_STRING, 494 },{ 495 .name = "agent-mouse", 496 .type = QEMU_OPT_BOOL, 497 },{ 498 .name = "playback-compression", 499 .type = QEMU_OPT_BOOL, 500 }, { 501 .name = "seamless-migration", 502 .type = QEMU_OPT_BOOL, 503 }, 504 { /* end of list */ } 505 }, 506 }; 507 508 SpiceInfo *qmp_query_spice(Error **errp) 509 { 510 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 511 int port, tls_port; 512 const char *addr; 513 SpiceInfo *info; 514 unsigned int major; 515 unsigned int minor; 516 unsigned int micro; 517 518 info = g_malloc0(sizeof(*info)); 519 520 if (!spice_server || !opts) { 521 info->enabled = false; 522 return info; 523 } 524 525 info->enabled = true; 526 info->migrated = spice_migration_completed; 527 528 addr = qemu_opt_get(opts, "addr"); 529 port = qemu_opt_get_number(opts, "port", 0); 530 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 531 532 info->has_auth = true; 533 info->auth = g_strdup(auth); 534 535 info->has_host = true; 536 info->host = g_strdup(addr ? addr : "*"); 537 538 info->has_compiled_version = true; 539 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16; 540 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8; 541 micro = SPICE_SERVER_VERSION & 0xff; 542 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro); 543 544 if (port) { 545 info->has_port = true; 546 info->port = port; 547 } 548 if (tls_port) { 549 info->has_tls_port = true; 550 info->tls_port = tls_port; 551 } 552 553 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 554 SPICE_QUERY_MOUSE_MODE_SERVER : 555 SPICE_QUERY_MOUSE_MODE_CLIENT; 556 557 /* for compatibility with the original command */ 558 info->has_channels = true; 559 info->channels = qmp_query_spice_channels(); 560 561 return info; 562 } 563 564 static void migration_state_notifier(Notifier *notifier, void *data) 565 { 566 MigrationState *s = data; 567 568 if (!spice_have_target_host) { 569 return; 570 } 571 572 if (migration_in_setup(s)) { 573 spice_server_migrate_start(spice_server); 574 } else if (migration_has_finished(s)) { 575 spice_server_migrate_end(spice_server, true); 576 spice_have_target_host = false; 577 } else if (migration_has_failed(s)) { 578 spice_server_migrate_end(spice_server, false); 579 spice_have_target_host = false; 580 } 581 } 582 583 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 584 const char *subject, 585 MonitorCompletion *cb, void *opaque) 586 { 587 int ret; 588 589 spice_migrate.connect_complete.cb = cb; 590 spice_migrate.connect_complete.opaque = opaque; 591 ret = spice_server_migrate_connect(spice_server, hostname, 592 port, tls_port, subject); 593 spice_have_target_host = true; 594 return ret; 595 } 596 597 static int add_channel(const char *name, const char *value, void *opaque) 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 && !tls_port) { 662 error_report("neither port nor tls-port specified for spice"); 663 exit(1); 664 } 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 (NULL == 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 } 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 spice_server_set_ticket(spice_server, password, 0, 0, 0); 734 } 735 if (qemu_opt_get_bool(opts, "sasl", 0)) { 736 if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 || 737 spice_server_set_sasl(spice_server, 1) == -1) { 738 error_report("spice: failed to enable sasl"); 739 exit(1); 740 } 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, 0); 796 797 spice_server_set_name(spice_server, qemu_name); 798 spice_server_set_uuid(spice_server, 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 if (0 != spice_server_init(spice_server, &core_interface)) { 803 error_report("failed to initialize spice server"); 804 exit(1); 805 }; 806 using_spice = 1; 807 808 migration_state.notify = migration_state_notifier; 809 add_migration_state_change_notifier(&migration_state); 810 spice_migrate.sin.base.sif = &migrate_interface.base; 811 spice_migrate.connect_complete.cb = NULL; 812 qemu_spice_add_interface(&spice_migrate.sin.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); 818 819 g_free(x509_key_file); 820 g_free(x509_cert_file); 821 g_free(x509_cacert_file); 822 823 #if SPICE_SERVER_VERSION >= 0x000c02 824 qemu_spice_register_ports(); 825 #endif 826 } 827 828 int qemu_spice_add_interface(SpiceBaseInstance *sin) 829 { 830 if (!spice_server) { 831 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 832 error_report("Oops: spice configured but not active"); 833 exit(1); 834 } 835 /* 836 * Create a spice server instance. 837 * It does *not* listen on the network. 838 * It handles QXL local rendering only. 839 * 840 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 841 */ 842 spice_server = spice_server_new(); 843 spice_server_set_sasl_appname(spice_server, "qemu"); 844 spice_server_init(spice_server, &core_interface); 845 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 846 } 847 848 return spice_server_add_interface(spice_server, sin); 849 } 850 851 static GSList *spice_consoles; 852 static int display_id; 853 854 bool qemu_spice_have_display_interface(QemuConsole *con) 855 { 856 if (g_slist_find(spice_consoles, con)) { 857 return true; 858 } 859 return false; 860 } 861 862 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 863 { 864 if (g_slist_find(spice_consoles, con)) { 865 return -1; 866 } 867 qxlin->id = display_id++; 868 spice_consoles = g_slist_append(spice_consoles, con); 869 return qemu_spice_add_interface(&qxlin->base); 870 } 871 872 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 873 { 874 time_t lifetime, now = time(NULL); 875 char *passwd; 876 877 if (now < auth_expires) { 878 passwd = auth_passwd; 879 lifetime = (auth_expires - now); 880 if (lifetime > INT_MAX) { 881 lifetime = INT_MAX; 882 } 883 } else { 884 passwd = NULL; 885 lifetime = 1; 886 } 887 return spice_server_set_ticket(spice_server, passwd, lifetime, 888 fail_if_conn, disconnect_if_conn); 889 } 890 891 int qemu_spice_set_passwd(const char *passwd, 892 bool fail_if_conn, bool disconnect_if_conn) 893 { 894 g_free(auth_passwd); 895 auth_passwd = g_strdup(passwd); 896 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 897 } 898 899 int qemu_spice_set_pw_expire(time_t expires) 900 { 901 auth_expires = expires; 902 return qemu_spice_set_ticket(false, false); 903 } 904 905 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 906 { 907 if (tls) { 908 return spice_server_add_ssl_client(spice_server, csock, skipauth); 909 } else { 910 return spice_server_add_client(spice_server, csock, skipauth); 911 } 912 } 913 914 void qemu_spice_display_start(void) 915 { 916 spice_display_is_running = true; 917 spice_server_vm_start(spice_server); 918 } 919 920 void qemu_spice_display_stop(void) 921 { 922 spice_server_vm_stop(spice_server); 923 spice_display_is_running = false; 924 } 925 926 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 927 { 928 return spice_display_is_running; 929 } 930 931 static void spice_register_config(void) 932 { 933 qemu_add_opts(&qemu_spice_opts); 934 } 935 machine_init(spice_register_config); 936