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 int using_spice = 0; 51 52 static QemuThread me; 53 54 struct SpiceTimer { 55 QEMUTimer *timer; 56 QTAILQ_ENTRY(SpiceTimer) next; 57 }; 58 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers); 59 60 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) 61 { 62 SpiceTimer *timer; 63 64 timer = g_malloc0(sizeof(*timer)); 65 timer->timer = qemu_new_timer_ms(rt_clock, func, opaque); 66 QTAILQ_INSERT_TAIL(&timers, timer, next); 67 return timer; 68 } 69 70 static void timer_start(SpiceTimer *timer, uint32_t ms) 71 { 72 qemu_mod_timer(timer->timer, qemu_get_clock_ms(rt_clock) + ms); 73 } 74 75 static void timer_cancel(SpiceTimer *timer) 76 { 77 qemu_del_timer(timer->timer); 78 } 79 80 static void timer_remove(SpiceTimer *timer) 81 { 82 qemu_del_timer(timer->timer); 83 qemu_free_timer(timer->timer); 84 QTAILQ_REMOVE(&timers, timer, next); 85 g_free(timer); 86 } 87 88 struct SpiceWatch { 89 int fd; 90 int event_mask; 91 SpiceWatchFunc func; 92 void *opaque; 93 QTAILQ_ENTRY(SpiceWatch) next; 94 }; 95 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches); 96 97 static void watch_read(void *opaque) 98 { 99 SpiceWatch *watch = opaque; 100 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); 101 } 102 103 static void watch_write(void *opaque) 104 { 105 SpiceWatch *watch = opaque; 106 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); 107 } 108 109 static void watch_update_mask(SpiceWatch *watch, int event_mask) 110 { 111 IOHandler *on_read = NULL; 112 IOHandler *on_write = NULL; 113 114 watch->event_mask = event_mask; 115 if (watch->event_mask & SPICE_WATCH_EVENT_READ) { 116 on_read = watch_read; 117 } 118 if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) { 119 on_write = watch_write; 120 } 121 qemu_set_fd_handler(watch->fd, on_read, on_write, watch); 122 } 123 124 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) 125 { 126 SpiceWatch *watch; 127 128 watch = g_malloc0(sizeof(*watch)); 129 watch->fd = fd; 130 watch->func = func; 131 watch->opaque = opaque; 132 QTAILQ_INSERT_TAIL(&watches, watch, next); 133 134 watch_update_mask(watch, event_mask); 135 return watch; 136 } 137 138 static void watch_remove(SpiceWatch *watch) 139 { 140 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); 141 QTAILQ_REMOVE(&watches, watch, next); 142 g_free(watch); 143 } 144 145 typedef struct ChannelList ChannelList; 146 struct ChannelList { 147 SpiceChannelEventInfo *info; 148 QTAILQ_ENTRY(ChannelList) link; 149 }; 150 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list); 151 152 static void channel_list_add(SpiceChannelEventInfo *info) 153 { 154 ChannelList *item; 155 156 item = g_malloc0(sizeof(*item)); 157 item->info = info; 158 QTAILQ_INSERT_TAIL(&channel_list, item, link); 159 } 160 161 static void channel_list_del(SpiceChannelEventInfo *info) 162 { 163 ChannelList *item; 164 165 QTAILQ_FOREACH(item, &channel_list, link) { 166 if (item->info != info) { 167 continue; 168 } 169 QTAILQ_REMOVE(&channel_list, item, link); 170 g_free(item); 171 return; 172 } 173 } 174 175 static void add_addr_info(QDict *dict, struct sockaddr *addr, int len) 176 { 177 char host[NI_MAXHOST], port[NI_MAXSERV]; 178 const char *family; 179 180 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 181 NI_NUMERICHOST | NI_NUMERICSERV); 182 family = inet_strfamily(addr->sa_family); 183 184 qdict_put(dict, "host", qstring_from_str(host)); 185 qdict_put(dict, "port", qstring_from_str(port)); 186 qdict_put(dict, "family", qstring_from_str(family)); 187 } 188 189 static void add_channel_info(QDict *dict, SpiceChannelEventInfo *info) 190 { 191 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 192 193 qdict_put(dict, "connection-id", qint_from_int(info->connection_id)); 194 qdict_put(dict, "channel-type", qint_from_int(info->type)); 195 qdict_put(dict, "channel-id", qint_from_int(info->id)); 196 qdict_put(dict, "tls", qbool_from_int(tls)); 197 } 198 199 static void channel_event(int event, SpiceChannelEventInfo *info) 200 { 201 static const int qevent[] = { 202 [ SPICE_CHANNEL_EVENT_CONNECTED ] = QEVENT_SPICE_CONNECTED, 203 [ SPICE_CHANNEL_EVENT_INITIALIZED ] = QEVENT_SPICE_INITIALIZED, 204 [ SPICE_CHANNEL_EVENT_DISCONNECTED ] = QEVENT_SPICE_DISCONNECTED, 205 }; 206 QDict *server, *client; 207 QObject *data; 208 209 /* 210 * Spice server might have called us from spice worker thread 211 * context (happens on display channel disconnects). Spice should 212 * not do that. It isn't that easy to fix it in spice and even 213 * when it is fixed we still should cover the already released 214 * spice versions. So detect that we've been called from another 215 * thread and grab the iothread lock if so before calling qemu 216 * functions. 217 */ 218 bool need_lock = !qemu_thread_is_self(&me); 219 if (need_lock) { 220 qemu_mutex_lock_iothread(); 221 } 222 223 client = qdict_new(); 224 server = qdict_new(); 225 226 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 227 add_addr_info(client, (struct sockaddr *)&info->paddr_ext, 228 info->plen_ext); 229 add_addr_info(server, (struct sockaddr *)&info->laddr_ext, 230 info->llen_ext); 231 } else { 232 error_report("spice: %s, extended address is expected", 233 __func__); 234 } 235 236 if (event == SPICE_CHANNEL_EVENT_INITIALIZED) { 237 qdict_put(server, "auth", qstring_from_str(auth)); 238 add_channel_info(client, info); 239 channel_list_add(info); 240 } 241 if (event == SPICE_CHANNEL_EVENT_DISCONNECTED) { 242 channel_list_del(info); 243 } 244 245 data = qobject_from_jsonf("{ 'client': %p, 'server': %p }", 246 QOBJECT(client), QOBJECT(server)); 247 monitor_protocol_event(qevent[event], data); 248 qobject_decref(data); 249 250 if (need_lock) { 251 qemu_mutex_unlock_iothread(); 252 } 253 } 254 255 static SpiceCoreInterface core_interface = { 256 .base.type = SPICE_INTERFACE_CORE, 257 .base.description = "qemu core services", 258 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 259 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 260 261 .timer_add = timer_add, 262 .timer_start = timer_start, 263 .timer_cancel = timer_cancel, 264 .timer_remove = timer_remove, 265 266 .watch_add = watch_add, 267 .watch_update_mask = watch_update_mask, 268 .watch_remove = watch_remove, 269 270 .channel_event = channel_event, 271 }; 272 273 typedef struct SpiceMigration { 274 SpiceMigrateInstance sin; 275 struct { 276 MonitorCompletion *cb; 277 void *opaque; 278 } connect_complete; 279 } SpiceMigration; 280 281 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 282 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 283 284 static const SpiceMigrateInterface migrate_interface = { 285 .base.type = SPICE_INTERFACE_MIGRATION, 286 .base.description = "migration", 287 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 288 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 289 .migrate_connect_complete = migrate_connect_complete_cb, 290 .migrate_end_complete = migrate_end_complete_cb, 291 }; 292 293 static SpiceMigration spice_migrate; 294 295 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 296 { 297 SpiceMigration *sm = container_of(sin, SpiceMigration, sin); 298 if (sm->connect_complete.cb) { 299 sm->connect_complete.cb(sm->connect_complete.opaque, NULL); 300 } 301 sm->connect_complete.cb = NULL; 302 } 303 304 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 305 { 306 monitor_protocol_event(QEVENT_SPICE_MIGRATE_COMPLETED, NULL); 307 spice_migration_completed = true; 308 } 309 310 /* config string parsing */ 311 312 static int name2enum(const char *string, const char *table[], int entries) 313 { 314 int i; 315 316 if (string) { 317 for (i = 0; i < entries; i++) { 318 if (!table[i]) { 319 continue; 320 } 321 if (strcmp(string, table[i]) != 0) { 322 continue; 323 } 324 return i; 325 } 326 } 327 return -1; 328 } 329 330 static int parse_name(const char *string, const char *optname, 331 const char *table[], int entries) 332 { 333 int value = name2enum(string, table, entries); 334 335 if (value != -1) { 336 return value; 337 } 338 error_report("spice: invalid %s: %s", optname, string); 339 exit(1); 340 } 341 342 static const char *stream_video_names[] = { 343 [ SPICE_STREAM_VIDEO_OFF ] = "off", 344 [ SPICE_STREAM_VIDEO_ALL ] = "all", 345 [ SPICE_STREAM_VIDEO_FILTER ] = "filter", 346 }; 347 #define parse_stream_video(_name) \ 348 parse_name(_name, "stream video control", \ 349 stream_video_names, ARRAY_SIZE(stream_video_names)) 350 351 static const char *compression_names[] = { 352 [ SPICE_IMAGE_COMPRESS_OFF ] = "off", 353 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz", 354 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz", 355 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic", 356 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz", 357 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz", 358 }; 359 #define parse_compression(_name) \ 360 parse_name(_name, "image compression", \ 361 compression_names, ARRAY_SIZE(compression_names)) 362 363 static const char *wan_compression_names[] = { 364 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto", 365 [ SPICE_WAN_COMPRESSION_NEVER ] = "never", 366 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always", 367 }; 368 #define parse_wan_compression(_name) \ 369 parse_name(_name, "wan compression", \ 370 wan_compression_names, ARRAY_SIZE(wan_compression_names)) 371 372 /* functions for the rest of qemu */ 373 374 static SpiceChannelList *qmp_query_spice_channels(void) 375 { 376 SpiceChannelList *cur_item = NULL, *head = NULL; 377 ChannelList *item; 378 379 QTAILQ_FOREACH(item, &channel_list, link) { 380 SpiceChannelList *chan; 381 char host[NI_MAXHOST], port[NI_MAXSERV]; 382 struct sockaddr *paddr; 383 socklen_t plen; 384 385 chan = g_malloc0(sizeof(*chan)); 386 chan->value = g_malloc0(sizeof(*chan->value)); 387 388 if (item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 389 paddr = (struct sockaddr *)&item->info->paddr_ext; 390 plen = item->info->plen_ext; 391 } else { 392 paddr = &item->info->paddr; 393 plen = item->info->plen; 394 } 395 396 getnameinfo(paddr, plen, 397 host, sizeof(host), port, sizeof(port), 398 NI_NUMERICHOST | NI_NUMERICSERV); 399 chan->value->host = g_strdup(host); 400 chan->value->port = g_strdup(port); 401 chan->value->family = g_strdup(inet_strfamily(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 },{ 440 .name = "password", 441 .type = QEMU_OPT_STRING, 442 },{ 443 .name = "disable-ticketing", 444 .type = QEMU_OPT_BOOL, 445 },{ 446 .name = "disable-copy-paste", 447 .type = QEMU_OPT_BOOL, 448 },{ 449 .name = "sasl", 450 .type = QEMU_OPT_BOOL, 451 },{ 452 .name = "x509-dir", 453 .type = QEMU_OPT_STRING, 454 },{ 455 .name = "x509-key-file", 456 .type = QEMU_OPT_STRING, 457 },{ 458 .name = "x509-key-password", 459 .type = QEMU_OPT_STRING, 460 },{ 461 .name = "x509-cert-file", 462 .type = QEMU_OPT_STRING, 463 },{ 464 .name = "x509-cacert-file", 465 .type = QEMU_OPT_STRING, 466 },{ 467 .name = "x509-dh-key-file", 468 .type = QEMU_OPT_STRING, 469 },{ 470 .name = "tls-ciphers", 471 .type = QEMU_OPT_STRING, 472 },{ 473 .name = "tls-channel", 474 .type = QEMU_OPT_STRING, 475 },{ 476 .name = "plaintext-channel", 477 .type = QEMU_OPT_STRING, 478 },{ 479 .name = "image-compression", 480 .type = QEMU_OPT_STRING, 481 },{ 482 .name = "jpeg-wan-compression", 483 .type = QEMU_OPT_STRING, 484 },{ 485 .name = "zlib-glz-wan-compression", 486 .type = QEMU_OPT_STRING, 487 },{ 488 .name = "streaming-video", 489 .type = QEMU_OPT_STRING, 490 },{ 491 .name = "agent-mouse", 492 .type = QEMU_OPT_BOOL, 493 },{ 494 .name = "playback-compression", 495 .type = QEMU_OPT_BOOL, 496 }, { 497 .name = "seamless-migration", 498 .type = QEMU_OPT_BOOL, 499 }, 500 { /* end of list */ } 501 }, 502 }; 503 504 SpiceInfo *qmp_query_spice(Error **errp) 505 { 506 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 507 int port, tls_port; 508 const char *addr; 509 SpiceInfo *info; 510 char version_string[20]; /* 12 = |255.255.255\0| is the max */ 511 512 info = g_malloc0(sizeof(*info)); 513 514 if (!spice_server || !opts) { 515 info->enabled = false; 516 return info; 517 } 518 519 info->enabled = true; 520 info->migrated = spice_migration_completed; 521 522 addr = qemu_opt_get(opts, "addr"); 523 port = qemu_opt_get_number(opts, "port", 0); 524 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 525 526 info->has_auth = true; 527 info->auth = g_strdup(auth); 528 529 info->has_host = true; 530 info->host = g_strdup(addr ? addr : "0.0.0.0"); 531 532 info->has_compiled_version = true; 533 snprintf(version_string, sizeof(version_string), "%d.%d.%d", 534 (SPICE_SERVER_VERSION & 0xff0000) >> 16, 535 (SPICE_SERVER_VERSION & 0xff00) >> 8, 536 SPICE_SERVER_VERSION & 0xff); 537 info->compiled_version = g_strdup(version_string); 538 539 if (port) { 540 info->has_port = true; 541 info->port = port; 542 } 543 if (tls_port) { 544 info->has_tls_port = true; 545 info->tls_port = tls_port; 546 } 547 548 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 549 SPICE_QUERY_MOUSE_MODE_SERVER : 550 SPICE_QUERY_MOUSE_MODE_CLIENT; 551 552 /* for compatibility with the original command */ 553 info->has_channels = true; 554 info->channels = qmp_query_spice_channels(); 555 556 return info; 557 } 558 559 static void migration_state_notifier(Notifier *notifier, void *data) 560 { 561 MigrationState *s = data; 562 563 if (migration_is_active(s)) { 564 spice_server_migrate_start(spice_server); 565 } else if (migration_has_finished(s)) { 566 spice_server_migrate_end(spice_server, true); 567 } else if (migration_has_failed(s)) { 568 spice_server_migrate_end(spice_server, false); 569 } 570 } 571 572 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 573 const char *subject, 574 MonitorCompletion *cb, void *opaque) 575 { 576 int ret; 577 578 spice_migrate.connect_complete.cb = cb; 579 spice_migrate.connect_complete.opaque = opaque; 580 ret = spice_server_migrate_connect(spice_server, hostname, 581 port, tls_port, subject); 582 return ret; 583 } 584 585 static int add_channel(const char *name, const char *value, void *opaque) 586 { 587 int security = 0; 588 int rc; 589 590 if (strcmp(name, "tls-channel") == 0) { 591 int *tls_port = opaque; 592 if (!*tls_port) { 593 error_report("spice: tried to setup tls-channel" 594 " without specifying a TLS port"); 595 exit(1); 596 } 597 security = SPICE_CHANNEL_SECURITY_SSL; 598 } 599 if (strcmp(name, "plaintext-channel") == 0) { 600 security = SPICE_CHANNEL_SECURITY_NONE; 601 } 602 if (security == 0) { 603 return 0; 604 } 605 if (strcmp(value, "default") == 0) { 606 rc = spice_server_set_channel_security(spice_server, NULL, security); 607 } else { 608 rc = spice_server_set_channel_security(spice_server, value, security); 609 } 610 if (rc != 0) { 611 error_report("spice: failed to set channel security for %s", value); 612 exit(1); 613 } 614 return 0; 615 } 616 617 static void vm_change_state_handler(void *opaque, int running, 618 RunState state) 619 { 620 if (running) { 621 qemu_spice_display_start(); 622 spice_server_vm_start(spice_server); 623 } else { 624 spice_server_vm_stop(spice_server); 625 qemu_spice_display_stop(); 626 } 627 } 628 629 void qemu_spice_init(void) 630 { 631 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 632 const char *password, *str, *x509_dir, *addr, 633 *x509_key_password = NULL, 634 *x509_dh_file = NULL, 635 *tls_ciphers = NULL; 636 char *x509_key_file = NULL, 637 *x509_cert_file = NULL, 638 *x509_cacert_file = NULL; 639 int port, tls_port, len, addr_flags; 640 spice_image_compression_t compression; 641 spice_wan_compression_t wan_compr; 642 bool seamless_migration; 643 644 qemu_thread_get_self(&me); 645 646 if (!opts) { 647 return; 648 } 649 port = qemu_opt_get_number(opts, "port", 0); 650 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 651 if (!port && !tls_port) { 652 error_report("neither port nor tls-port specified for spice"); 653 exit(1); 654 } 655 if (port < 0 || port > 65535) { 656 error_report("spice port is out of range"); 657 exit(1); 658 } 659 if (tls_port < 0 || tls_port > 65535) { 660 error_report("spice tls-port is out of range"); 661 exit(1); 662 } 663 password = qemu_opt_get(opts, "password"); 664 665 if (tls_port) { 666 x509_dir = qemu_opt_get(opts, "x509-dir"); 667 if (NULL == x509_dir) { 668 x509_dir = "."; 669 } 670 len = strlen(x509_dir) + 32; 671 672 str = qemu_opt_get(opts, "x509-key-file"); 673 if (str) { 674 x509_key_file = g_strdup(str); 675 } else { 676 x509_key_file = g_malloc(len); 677 snprintf(x509_key_file, len, "%s/%s", x509_dir, X509_SERVER_KEY_FILE); 678 } 679 680 str = qemu_opt_get(opts, "x509-cert-file"); 681 if (str) { 682 x509_cert_file = g_strdup(str); 683 } else { 684 x509_cert_file = g_malloc(len); 685 snprintf(x509_cert_file, len, "%s/%s", x509_dir, X509_SERVER_CERT_FILE); 686 } 687 688 str = qemu_opt_get(opts, "x509-cacert-file"); 689 if (str) { 690 x509_cacert_file = g_strdup(str); 691 } else { 692 x509_cacert_file = g_malloc(len); 693 snprintf(x509_cacert_file, len, "%s/%s", x509_dir, X509_CA_CERT_FILE); 694 } 695 696 x509_key_password = qemu_opt_get(opts, "x509-key-password"); 697 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file"); 698 tls_ciphers = qemu_opt_get(opts, "tls-ciphers"); 699 } 700 701 addr = qemu_opt_get(opts, "addr"); 702 addr_flags = 0; 703 if (qemu_opt_get_bool(opts, "ipv4", 0)) { 704 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; 705 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) { 706 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; 707 } 708 709 spice_server = spice_server_new(); 710 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 711 if (port) { 712 spice_server_set_port(spice_server, port); 713 } 714 if (tls_port) { 715 spice_server_set_tls(spice_server, tls_port, 716 x509_cacert_file, 717 x509_cert_file, 718 x509_key_file, 719 x509_key_password, 720 x509_dh_file, 721 tls_ciphers); 722 } 723 if (password) { 724 spice_server_set_ticket(spice_server, password, 0, 0, 0); 725 } 726 if (qemu_opt_get_bool(opts, "sasl", 0)) { 727 if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 || 728 spice_server_set_sasl(spice_server, 1) == -1) { 729 error_report("spice: failed to enable sasl"); 730 exit(1); 731 } 732 } 733 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 734 auth = "none"; 735 spice_server_set_noauth(spice_server); 736 } 737 738 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 739 spice_server_set_agent_copypaste(spice_server, false); 740 } 741 742 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 743 str = qemu_opt_get(opts, "image-compression"); 744 if (str) { 745 compression = parse_compression(str); 746 } 747 spice_server_set_image_compression(spice_server, compression); 748 749 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 750 str = qemu_opt_get(opts, "jpeg-wan-compression"); 751 if (str) { 752 wan_compr = parse_wan_compression(str); 753 } 754 spice_server_set_jpeg_compression(spice_server, wan_compr); 755 756 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 757 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 758 if (str) { 759 wan_compr = parse_wan_compression(str); 760 } 761 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 762 763 str = qemu_opt_get(opts, "streaming-video"); 764 if (str) { 765 int streaming_video = parse_stream_video(str); 766 spice_server_set_streaming_video(spice_server, streaming_video); 767 } 768 769 spice_server_set_agent_mouse 770 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 771 spice_server_set_playback_compression 772 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 773 774 qemu_opt_foreach(opts, add_channel, &tls_port, 0); 775 776 spice_server_set_name(spice_server, qemu_name); 777 spice_server_set_uuid(spice_server, qemu_uuid); 778 779 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 780 spice_server_set_seamless_migration(spice_server, seamless_migration); 781 if (0 != spice_server_init(spice_server, &core_interface)) { 782 error_report("failed to initialize spice server"); 783 exit(1); 784 }; 785 using_spice = 1; 786 787 migration_state.notify = migration_state_notifier; 788 add_migration_state_change_notifier(&migration_state); 789 spice_migrate.sin.base.sif = &migrate_interface.base; 790 spice_migrate.connect_complete.cb = NULL; 791 qemu_spice_add_interface(&spice_migrate.sin.base); 792 793 qemu_spice_input_init(); 794 qemu_spice_audio_init(); 795 796 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 797 798 g_free(x509_key_file); 799 g_free(x509_cert_file); 800 g_free(x509_cacert_file); 801 802 #if SPICE_SERVER_VERSION >= 0x000c02 803 qemu_spice_register_ports(); 804 #endif 805 } 806 807 int qemu_spice_add_interface(SpiceBaseInstance *sin) 808 { 809 if (!spice_server) { 810 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 811 error_report("Oops: spice configured but not active"); 812 exit(1); 813 } 814 /* 815 * Create a spice server instance. 816 * It does *not* listen on the network. 817 * It handles QXL local rendering only. 818 * 819 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 820 */ 821 spice_server = spice_server_new(); 822 spice_server_init(spice_server, &core_interface); 823 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 824 } 825 826 return spice_server_add_interface(spice_server, sin); 827 } 828 829 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 830 { 831 time_t lifetime, now = time(NULL); 832 char *passwd; 833 834 if (now < auth_expires) { 835 passwd = auth_passwd; 836 lifetime = (auth_expires - now); 837 if (lifetime > INT_MAX) { 838 lifetime = INT_MAX; 839 } 840 } else { 841 passwd = NULL; 842 lifetime = 1; 843 } 844 return spice_server_set_ticket(spice_server, passwd, lifetime, 845 fail_if_conn, disconnect_if_conn); 846 } 847 848 int qemu_spice_set_passwd(const char *passwd, 849 bool fail_if_conn, bool disconnect_if_conn) 850 { 851 g_free(auth_passwd); 852 auth_passwd = g_strdup(passwd); 853 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 854 } 855 856 int qemu_spice_set_pw_expire(time_t expires) 857 { 858 auth_expires = expires; 859 return qemu_spice_set_ticket(false, false); 860 } 861 862 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 863 { 864 if (tls) { 865 return spice_server_add_ssl_client(spice_server, csock, skipauth); 866 } else { 867 return spice_server_add_client(spice_server, csock, skipauth); 868 } 869 } 870 871 static void spice_register_config(void) 872 { 873 qemu_add_opts(&qemu_spice_opts); 874 } 875 machine_init(spice_register_config); 876