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.h" 23 24 #include "qemu-common.h" 25 #include "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_socket.h" 31 #include "qmp-commands.h" 32 #include "qint.h" 33 #include "qbool.h" 34 #include "qstring.h" 35 #include "qjson.h" 36 #include "notify.h" 37 #include "migration.h" 38 #include "monitor.h" 39 #include "hw/hw.h" 40 #include "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 SpiceInfo *qmp_query_spice(Error **errp) 421 { 422 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 423 int port, tls_port; 424 const char *addr; 425 SpiceInfo *info; 426 char version_string[20]; /* 12 = |255.255.255\0| is the max */ 427 428 info = g_malloc0(sizeof(*info)); 429 430 if (!spice_server || !opts) { 431 info->enabled = false; 432 return info; 433 } 434 435 info->enabled = true; 436 info->migrated = spice_migration_completed; 437 438 addr = qemu_opt_get(opts, "addr"); 439 port = qemu_opt_get_number(opts, "port", 0); 440 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 441 442 info->has_auth = true; 443 info->auth = g_strdup(auth); 444 445 info->has_host = true; 446 info->host = g_strdup(addr ? addr : "0.0.0.0"); 447 448 info->has_compiled_version = true; 449 snprintf(version_string, sizeof(version_string), "%d.%d.%d", 450 (SPICE_SERVER_VERSION & 0xff0000) >> 16, 451 (SPICE_SERVER_VERSION & 0xff00) >> 8, 452 SPICE_SERVER_VERSION & 0xff); 453 info->compiled_version = g_strdup(version_string); 454 455 if (port) { 456 info->has_port = true; 457 info->port = port; 458 } 459 if (tls_port) { 460 info->has_tls_port = true; 461 info->tls_port = tls_port; 462 } 463 464 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 465 SPICE_QUERY_MOUSE_MODE_SERVER : 466 SPICE_QUERY_MOUSE_MODE_CLIENT; 467 468 /* for compatibility with the original command */ 469 info->has_channels = true; 470 info->channels = qmp_query_spice_channels(); 471 472 return info; 473 } 474 475 static void migration_state_notifier(Notifier *notifier, void *data) 476 { 477 MigrationState *s = data; 478 479 if (migration_is_active(s)) { 480 spice_server_migrate_start(spice_server); 481 } else if (migration_has_finished(s)) { 482 spice_server_migrate_end(spice_server, true); 483 } else if (migration_has_failed(s)) { 484 spice_server_migrate_end(spice_server, false); 485 } 486 } 487 488 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 489 const char *subject, 490 MonitorCompletion *cb, void *opaque) 491 { 492 int ret; 493 494 spice_migrate.connect_complete.cb = cb; 495 spice_migrate.connect_complete.opaque = opaque; 496 ret = spice_server_migrate_connect(spice_server, hostname, 497 port, tls_port, subject); 498 return ret; 499 } 500 501 static int add_channel(const char *name, const char *value, void *opaque) 502 { 503 int security = 0; 504 int rc; 505 506 if (strcmp(name, "tls-channel") == 0) { 507 int *tls_port = opaque; 508 if (!*tls_port) { 509 error_report("spice: tried to setup tls-channel" 510 " without specifying a TLS port"); 511 exit(1); 512 } 513 security = SPICE_CHANNEL_SECURITY_SSL; 514 } 515 if (strcmp(name, "plaintext-channel") == 0) { 516 security = SPICE_CHANNEL_SECURITY_NONE; 517 } 518 if (security == 0) { 519 return 0; 520 } 521 if (strcmp(value, "default") == 0) { 522 rc = spice_server_set_channel_security(spice_server, NULL, security); 523 } else { 524 rc = spice_server_set_channel_security(spice_server, value, security); 525 } 526 if (rc != 0) { 527 error_report("spice: failed to set channel security for %s", value); 528 exit(1); 529 } 530 return 0; 531 } 532 533 static void vm_change_state_handler(void *opaque, int running, 534 RunState state) 535 { 536 if (running) { 537 qemu_spice_display_start(); 538 spice_server_vm_start(spice_server); 539 } else { 540 spice_server_vm_stop(spice_server); 541 qemu_spice_display_stop(); 542 } 543 } 544 545 void qemu_spice_init(void) 546 { 547 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 548 const char *password, *str, *x509_dir, *addr, 549 *x509_key_password = NULL, 550 *x509_dh_file = NULL, 551 *tls_ciphers = NULL; 552 char *x509_key_file = NULL, 553 *x509_cert_file = NULL, 554 *x509_cacert_file = NULL; 555 int port, tls_port, len, addr_flags; 556 spice_image_compression_t compression; 557 spice_wan_compression_t wan_compr; 558 bool seamless_migration; 559 560 qemu_thread_get_self(&me); 561 562 if (!opts) { 563 return; 564 } 565 port = qemu_opt_get_number(opts, "port", 0); 566 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 567 if (!port && !tls_port) { 568 error_report("neither port nor tls-port specified for spice"); 569 exit(1); 570 } 571 if (port < 0 || port > 65535) { 572 error_report("spice port is out of range"); 573 exit(1); 574 } 575 if (tls_port < 0 || tls_port > 65535) { 576 error_report("spice tls-port is out of range"); 577 exit(1); 578 } 579 password = qemu_opt_get(opts, "password"); 580 581 if (tls_port) { 582 x509_dir = qemu_opt_get(opts, "x509-dir"); 583 if (NULL == x509_dir) { 584 x509_dir = "."; 585 } 586 len = strlen(x509_dir) + 32; 587 588 str = qemu_opt_get(opts, "x509-key-file"); 589 if (str) { 590 x509_key_file = g_strdup(str); 591 } else { 592 x509_key_file = g_malloc(len); 593 snprintf(x509_key_file, len, "%s/%s", x509_dir, X509_SERVER_KEY_FILE); 594 } 595 596 str = qemu_opt_get(opts, "x509-cert-file"); 597 if (str) { 598 x509_cert_file = g_strdup(str); 599 } else { 600 x509_cert_file = g_malloc(len); 601 snprintf(x509_cert_file, len, "%s/%s", x509_dir, X509_SERVER_CERT_FILE); 602 } 603 604 str = qemu_opt_get(opts, "x509-cacert-file"); 605 if (str) { 606 x509_cacert_file = g_strdup(str); 607 } else { 608 x509_cacert_file = g_malloc(len); 609 snprintf(x509_cacert_file, len, "%s/%s", x509_dir, X509_CA_CERT_FILE); 610 } 611 612 x509_key_password = qemu_opt_get(opts, "x509-key-password"); 613 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file"); 614 tls_ciphers = qemu_opt_get(opts, "tls-ciphers"); 615 } 616 617 addr = qemu_opt_get(opts, "addr"); 618 addr_flags = 0; 619 if (qemu_opt_get_bool(opts, "ipv4", 0)) { 620 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; 621 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) { 622 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; 623 } 624 625 spice_server = spice_server_new(); 626 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 627 if (port) { 628 spice_server_set_port(spice_server, port); 629 } 630 if (tls_port) { 631 spice_server_set_tls(spice_server, tls_port, 632 x509_cacert_file, 633 x509_cert_file, 634 x509_key_file, 635 x509_key_password, 636 x509_dh_file, 637 tls_ciphers); 638 } 639 if (password) { 640 spice_server_set_ticket(spice_server, password, 0, 0, 0); 641 } 642 if (qemu_opt_get_bool(opts, "sasl", 0)) { 643 if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 || 644 spice_server_set_sasl(spice_server, 1) == -1) { 645 error_report("spice: failed to enable sasl"); 646 exit(1); 647 } 648 } 649 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 650 auth = "none"; 651 spice_server_set_noauth(spice_server); 652 } 653 654 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 655 spice_server_set_agent_copypaste(spice_server, false); 656 } 657 658 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 659 str = qemu_opt_get(opts, "image-compression"); 660 if (str) { 661 compression = parse_compression(str); 662 } 663 spice_server_set_image_compression(spice_server, compression); 664 665 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 666 str = qemu_opt_get(opts, "jpeg-wan-compression"); 667 if (str) { 668 wan_compr = parse_wan_compression(str); 669 } 670 spice_server_set_jpeg_compression(spice_server, wan_compr); 671 672 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 673 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 674 if (str) { 675 wan_compr = parse_wan_compression(str); 676 } 677 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 678 679 str = qemu_opt_get(opts, "streaming-video"); 680 if (str) { 681 int streaming_video = parse_stream_video(str); 682 spice_server_set_streaming_video(spice_server, streaming_video); 683 } 684 685 spice_server_set_agent_mouse 686 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 687 spice_server_set_playback_compression 688 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 689 690 qemu_opt_foreach(opts, add_channel, &tls_port, 0); 691 692 spice_server_set_name(spice_server, qemu_name); 693 spice_server_set_uuid(spice_server, qemu_uuid); 694 695 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 696 spice_server_set_seamless_migration(spice_server, seamless_migration); 697 if (0 != spice_server_init(spice_server, &core_interface)) { 698 error_report("failed to initialize spice server"); 699 exit(1); 700 }; 701 using_spice = 1; 702 703 migration_state.notify = migration_state_notifier; 704 add_migration_state_change_notifier(&migration_state); 705 spice_migrate.sin.base.sif = &migrate_interface.base; 706 spice_migrate.connect_complete.cb = NULL; 707 qemu_spice_add_interface(&spice_migrate.sin.base); 708 709 qemu_spice_input_init(); 710 qemu_spice_audio_init(); 711 712 qemu_add_vm_change_state_handler(vm_change_state_handler, &spice_server); 713 714 g_free(x509_key_file); 715 g_free(x509_cert_file); 716 g_free(x509_cacert_file); 717 718 #if SPICE_SERVER_VERSION >= 0x000c02 719 qemu_spice_register_ports(); 720 #endif 721 } 722 723 int qemu_spice_add_interface(SpiceBaseInstance *sin) 724 { 725 if (!spice_server) { 726 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 727 error_report("Oops: spice configured but not active"); 728 exit(1); 729 } 730 /* 731 * Create a spice server instance. 732 * It does *not* listen on the network. 733 * It handles QXL local rendering only. 734 * 735 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 736 */ 737 spice_server = spice_server_new(); 738 spice_server_init(spice_server, &core_interface); 739 qemu_add_vm_change_state_handler(vm_change_state_handler, 740 &spice_server); 741 } 742 743 return spice_server_add_interface(spice_server, sin); 744 } 745 746 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 747 { 748 time_t lifetime, now = time(NULL); 749 char *passwd; 750 751 if (now < auth_expires) { 752 passwd = auth_passwd; 753 lifetime = (auth_expires - now); 754 if (lifetime > INT_MAX) { 755 lifetime = INT_MAX; 756 } 757 } else { 758 passwd = NULL; 759 lifetime = 1; 760 } 761 return spice_server_set_ticket(spice_server, passwd, lifetime, 762 fail_if_conn, disconnect_if_conn); 763 } 764 765 int qemu_spice_set_passwd(const char *passwd, 766 bool fail_if_conn, bool disconnect_if_conn) 767 { 768 free(auth_passwd); 769 auth_passwd = strdup(passwd); 770 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 771 } 772 773 int qemu_spice_set_pw_expire(time_t expires) 774 { 775 auth_expires = expires; 776 return qemu_spice_set_ticket(false, false); 777 } 778 779 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 780 { 781 if (tls) { 782 return spice_server_add_ssl_client(spice_server, csock, skipauth); 783 } else { 784 return spice_server_add_client(spice_server, csock, skipauth); 785 } 786 } 787 788 static void spice_register_config(void) 789 { 790 qemu_add_opts(&qemu_spice_opts); 791 } 792 machine_init(spice_register_config); 793