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 23 #include "qemu-common.h" 24 #include "qemu-spice.h" 25 #include "qemu-thread.h" 26 #include "qemu-timer.h" 27 #include "qemu-queue.h" 28 #include "qemu-x509.h" 29 #include "qemu_socket.h" 30 #include "qmp-commands.h" 31 #include "qint.h" 32 #include "qbool.h" 33 #include "qstring.h" 34 #include "qjson.h" 35 #include "notify.h" 36 #include "migration.h" 37 #include "monitor.h" 38 #include "hw/hw.h" 39 40 /* core bits */ 41 42 static SpiceServer *spice_server; 43 static Notifier migration_state; 44 static const char *auth = "spice"; 45 static char *auth_passwd; 46 static time_t auth_expires = TIME_MAX; 47 int using_spice = 0; 48 49 static QemuThread me; 50 51 struct SpiceTimer { 52 QEMUTimer *timer; 53 QTAILQ_ENTRY(SpiceTimer) next; 54 }; 55 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers); 56 57 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) 58 { 59 SpiceTimer *timer; 60 61 timer = g_malloc0(sizeof(*timer)); 62 timer->timer = qemu_new_timer_ms(rt_clock, func, opaque); 63 QTAILQ_INSERT_TAIL(&timers, timer, next); 64 return timer; 65 } 66 67 static void timer_start(SpiceTimer *timer, uint32_t ms) 68 { 69 qemu_mod_timer(timer->timer, qemu_get_clock_ms(rt_clock) + ms); 70 } 71 72 static void timer_cancel(SpiceTimer *timer) 73 { 74 qemu_del_timer(timer->timer); 75 } 76 77 static void timer_remove(SpiceTimer *timer) 78 { 79 qemu_del_timer(timer->timer); 80 qemu_free_timer(timer->timer); 81 QTAILQ_REMOVE(&timers, timer, next); 82 g_free(timer); 83 } 84 85 struct SpiceWatch { 86 int fd; 87 int event_mask; 88 SpiceWatchFunc func; 89 void *opaque; 90 QTAILQ_ENTRY(SpiceWatch) next; 91 }; 92 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches); 93 94 static void watch_read(void *opaque) 95 { 96 SpiceWatch *watch = opaque; 97 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); 98 } 99 100 static void watch_write(void *opaque) 101 { 102 SpiceWatch *watch = opaque; 103 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); 104 } 105 106 static void watch_update_mask(SpiceWatch *watch, int event_mask) 107 { 108 IOHandler *on_read = NULL; 109 IOHandler *on_write = NULL; 110 111 watch->event_mask = event_mask; 112 if (watch->event_mask & SPICE_WATCH_EVENT_READ) { 113 on_read = watch_read; 114 } 115 if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) { 116 on_write = watch_write; 117 } 118 qemu_set_fd_handler(watch->fd, on_read, on_write, watch); 119 } 120 121 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) 122 { 123 SpiceWatch *watch; 124 125 watch = g_malloc0(sizeof(*watch)); 126 watch->fd = fd; 127 watch->func = func; 128 watch->opaque = opaque; 129 QTAILQ_INSERT_TAIL(&watches, watch, next); 130 131 watch_update_mask(watch, event_mask); 132 return watch; 133 } 134 135 static void watch_remove(SpiceWatch *watch) 136 { 137 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); 138 QTAILQ_REMOVE(&watches, watch, next); 139 g_free(watch); 140 } 141 142 typedef struct ChannelList ChannelList; 143 struct ChannelList { 144 SpiceChannelEventInfo *info; 145 QTAILQ_ENTRY(ChannelList) link; 146 }; 147 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list); 148 149 static void channel_list_add(SpiceChannelEventInfo *info) 150 { 151 ChannelList *item; 152 153 item = g_malloc0(sizeof(*item)); 154 item->info = info; 155 QTAILQ_INSERT_TAIL(&channel_list, item, link); 156 } 157 158 static void channel_list_del(SpiceChannelEventInfo *info) 159 { 160 ChannelList *item; 161 162 QTAILQ_FOREACH(item, &channel_list, link) { 163 if (item->info != info) { 164 continue; 165 } 166 QTAILQ_REMOVE(&channel_list, item, link); 167 g_free(item); 168 return; 169 } 170 } 171 172 static void add_addr_info(QDict *dict, struct sockaddr *addr, int len) 173 { 174 char host[NI_MAXHOST], port[NI_MAXSERV]; 175 const char *family; 176 177 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 178 NI_NUMERICHOST | NI_NUMERICSERV); 179 family = inet_strfamily(addr->sa_family); 180 181 qdict_put(dict, "host", qstring_from_str(host)); 182 qdict_put(dict, "port", qstring_from_str(port)); 183 qdict_put(dict, "family", qstring_from_str(family)); 184 } 185 186 static void add_channel_info(QDict *dict, SpiceChannelEventInfo *info) 187 { 188 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 189 190 qdict_put(dict, "connection-id", qint_from_int(info->connection_id)); 191 qdict_put(dict, "channel-type", qint_from_int(info->type)); 192 qdict_put(dict, "channel-id", qint_from_int(info->id)); 193 qdict_put(dict, "tls", qbool_from_int(tls)); 194 } 195 196 static void channel_event(int event, SpiceChannelEventInfo *info) 197 { 198 static const int qevent[] = { 199 [ SPICE_CHANNEL_EVENT_CONNECTED ] = QEVENT_SPICE_CONNECTED, 200 [ SPICE_CHANNEL_EVENT_INITIALIZED ] = QEVENT_SPICE_INITIALIZED, 201 [ SPICE_CHANNEL_EVENT_DISCONNECTED ] = QEVENT_SPICE_DISCONNECTED, 202 }; 203 QDict *server, *client; 204 QObject *data; 205 206 /* 207 * Spice server might have called us from spice worker thread 208 * context (happens on display channel disconnects). Spice should 209 * not do that. It isn't that easy to fix it in spice and even 210 * when it is fixed we still should cover the already released 211 * spice versions. So detect that we've been called from another 212 * thread and grab the iothread lock if so before calling qemu 213 * functions. 214 */ 215 bool need_lock = !qemu_thread_is_self(&me); 216 if (need_lock) { 217 qemu_mutex_lock_iothread(); 218 } 219 220 client = qdict_new(); 221 server = qdict_new(); 222 223 #ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT 224 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 225 add_addr_info(client, (struct sockaddr *)&info->paddr_ext, 226 info->plen_ext); 227 add_addr_info(server, (struct sockaddr *)&info->laddr_ext, 228 info->llen_ext); 229 } else { 230 error_report("spice: %s, extended address is expected", 231 __func__); 232 #endif 233 add_addr_info(client, &info->paddr, info->plen); 234 add_addr_info(server, &info->laddr, info->llen); 235 #ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT 236 } 237 #endif 238 239 if (event == SPICE_CHANNEL_EVENT_INITIALIZED) { 240 qdict_put(server, "auth", qstring_from_str(auth)); 241 add_channel_info(client, info); 242 channel_list_add(info); 243 } 244 if (event == SPICE_CHANNEL_EVENT_DISCONNECTED) { 245 channel_list_del(info); 246 } 247 248 data = qobject_from_jsonf("{ 'client': %p, 'server': %p }", 249 QOBJECT(client), QOBJECT(server)); 250 monitor_protocol_event(qevent[event], data); 251 qobject_decref(data); 252 253 if (need_lock) { 254 qemu_mutex_unlock_iothread(); 255 } 256 } 257 258 static SpiceCoreInterface core_interface = { 259 .base.type = SPICE_INTERFACE_CORE, 260 .base.description = "qemu core services", 261 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 262 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 263 264 .timer_add = timer_add, 265 .timer_start = timer_start, 266 .timer_cancel = timer_cancel, 267 .timer_remove = timer_remove, 268 269 .watch_add = watch_add, 270 .watch_update_mask = watch_update_mask, 271 .watch_remove = watch_remove, 272 273 .channel_event = channel_event, 274 }; 275 276 #ifdef SPICE_INTERFACE_MIGRATION 277 typedef struct SpiceMigration { 278 SpiceMigrateInstance sin; 279 struct { 280 MonitorCompletion *cb; 281 void *opaque; 282 } connect_complete; 283 } SpiceMigration; 284 285 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 286 287 static const SpiceMigrateInterface migrate_interface = { 288 .base.type = SPICE_INTERFACE_MIGRATION, 289 .base.description = "migration", 290 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 291 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 292 .migrate_connect_complete = migrate_connect_complete_cb, 293 .migrate_end_complete = NULL, 294 }; 295 296 static SpiceMigration spice_migrate; 297 298 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 299 { 300 SpiceMigration *sm = container_of(sin, SpiceMigration, sin); 301 if (sm->connect_complete.cb) { 302 sm->connect_complete.cb(sm->connect_complete.opaque, NULL); 303 } 304 sm->connect_complete.cb = NULL; 305 } 306 #endif 307 308 /* config string parsing */ 309 310 static int name2enum(const char *string, const char *table[], int entries) 311 { 312 int i; 313 314 if (string) { 315 for (i = 0; i < entries; i++) { 316 if (!table[i]) { 317 continue; 318 } 319 if (strcmp(string, table[i]) != 0) { 320 continue; 321 } 322 return i; 323 } 324 } 325 return -1; 326 } 327 328 static int parse_name(const char *string, const char *optname, 329 const char *table[], int entries) 330 { 331 int value = name2enum(string, table, entries); 332 333 if (value != -1) { 334 return value; 335 } 336 error_report("spice: invalid %s: %s", optname, string); 337 exit(1); 338 } 339 340 static const char *stream_video_names[] = { 341 [ SPICE_STREAM_VIDEO_OFF ] = "off", 342 [ SPICE_STREAM_VIDEO_ALL ] = "all", 343 [ SPICE_STREAM_VIDEO_FILTER ] = "filter", 344 }; 345 #define parse_stream_video(_name) \ 346 name2enum(_name, 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 chan = g_malloc0(sizeof(*chan)); 383 chan->value = g_malloc0(sizeof(*chan->value)); 384 385 #ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT 386 if (item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 387 paddr = (struct sockaddr *)&item->info->paddr_ext; 388 plen = item->info->plen_ext; 389 } else { 390 #endif 391 paddr = &item->info->paddr; 392 plen = item->info->plen; 393 #ifdef SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT 394 } 395 #endif 396 397 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 SpiceInfo *qmp_query_spice(Error **errp) 422 { 423 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 424 int port, tls_port; 425 const char *addr; 426 SpiceInfo *info; 427 char version_string[20]; /* 12 = |255.255.255\0| is the max */ 428 429 info = g_malloc0(sizeof(*info)); 430 431 if (!spice_server || !opts) { 432 info->enabled = false; 433 return info; 434 } 435 436 info->enabled = true; 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 /* for compatibility with the original command */ 465 info->has_channels = true; 466 info->channels = qmp_query_spice_channels(); 467 468 return info; 469 } 470 471 static void migration_state_notifier(Notifier *notifier, void *data) 472 { 473 MigrationState *s = data; 474 475 if (migration_is_active(s)) { 476 #ifdef SPICE_INTERFACE_MIGRATION 477 spice_server_migrate_start(spice_server); 478 #endif 479 } else if (migration_has_finished(s)) { 480 #ifndef SPICE_INTERFACE_MIGRATION 481 spice_server_migrate_switch(spice_server); 482 #else 483 spice_server_migrate_end(spice_server, true); 484 } else if (migration_has_failed(s)) { 485 spice_server_migrate_end(spice_server, false); 486 #endif 487 } 488 } 489 490 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 491 const char *subject, 492 MonitorCompletion *cb, void *opaque) 493 { 494 int ret; 495 #ifdef SPICE_INTERFACE_MIGRATION 496 spice_migrate.connect_complete.cb = cb; 497 spice_migrate.connect_complete.opaque = opaque; 498 ret = spice_server_migrate_connect(spice_server, hostname, 499 port, tls_port, subject); 500 #else 501 ret = spice_server_migrate_info(spice_server, hostname, 502 port, tls_port, subject); 503 cb(opaque, NULL); 504 #endif 505 return ret; 506 } 507 508 static int add_channel(const char *name, const char *value, void *opaque) 509 { 510 int security = 0; 511 int rc; 512 513 if (strcmp(name, "tls-channel") == 0) { 514 int *tls_port = opaque; 515 if (!*tls_port) { 516 error_report("spice: tried to setup tls-channel" 517 " without specifying a TLS port"); 518 exit(1); 519 } 520 security = SPICE_CHANNEL_SECURITY_SSL; 521 } 522 if (strcmp(name, "plaintext-channel") == 0) { 523 security = SPICE_CHANNEL_SECURITY_NONE; 524 } 525 if (security == 0) { 526 return 0; 527 } 528 if (strcmp(value, "default") == 0) { 529 rc = spice_server_set_channel_security(spice_server, NULL, security); 530 } else { 531 rc = spice_server_set_channel_security(spice_server, value, security); 532 } 533 if (rc != 0) { 534 error_report("spice: failed to set channel security for %s", value); 535 exit(1); 536 } 537 return 0; 538 } 539 540 void qemu_spice_init(void) 541 { 542 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 543 const char *password, *str, *x509_dir, *addr, 544 *x509_key_password = NULL, 545 *x509_dh_file = NULL, 546 *tls_ciphers = NULL; 547 char *x509_key_file = NULL, 548 *x509_cert_file = NULL, 549 *x509_cacert_file = NULL; 550 int port, tls_port, len, addr_flags; 551 spice_image_compression_t compression; 552 spice_wan_compression_t wan_compr; 553 554 qemu_thread_get_self(&me); 555 556 if (!opts) { 557 return; 558 } 559 port = qemu_opt_get_number(opts, "port", 0); 560 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 561 if (!port && !tls_port) { 562 error_report("neither port nor tls-port specified for spice"); 563 exit(1); 564 } 565 if (port < 0 || port > 65535) { 566 error_report("spice port is out of range"); 567 exit(1); 568 } 569 if (tls_port < 0 || tls_port > 65535) { 570 error_report("spice tls-port is out of range"); 571 exit(1); 572 } 573 password = qemu_opt_get(opts, "password"); 574 575 if (tls_port) { 576 x509_dir = qemu_opt_get(opts, "x509-dir"); 577 if (NULL == x509_dir) { 578 x509_dir = "."; 579 } 580 len = strlen(x509_dir) + 32; 581 582 str = qemu_opt_get(opts, "x509-key-file"); 583 if (str) { 584 x509_key_file = g_strdup(str); 585 } else { 586 x509_key_file = g_malloc(len); 587 snprintf(x509_key_file, len, "%s/%s", x509_dir, X509_SERVER_KEY_FILE); 588 } 589 590 str = qemu_opt_get(opts, "x509-cert-file"); 591 if (str) { 592 x509_cert_file = g_strdup(str); 593 } else { 594 x509_cert_file = g_malloc(len); 595 snprintf(x509_cert_file, len, "%s/%s", x509_dir, X509_SERVER_CERT_FILE); 596 } 597 598 str = qemu_opt_get(opts, "x509-cacert-file"); 599 if (str) { 600 x509_cacert_file = g_strdup(str); 601 } else { 602 x509_cacert_file = g_malloc(len); 603 snprintf(x509_cacert_file, len, "%s/%s", x509_dir, X509_CA_CERT_FILE); 604 } 605 606 x509_key_password = qemu_opt_get(opts, "x509-key-password"); 607 x509_dh_file = qemu_opt_get(opts, "x509-dh-file"); 608 tls_ciphers = qemu_opt_get(opts, "tls-ciphers"); 609 } 610 611 addr = qemu_opt_get(opts, "addr"); 612 addr_flags = 0; 613 if (qemu_opt_get_bool(opts, "ipv4", 0)) { 614 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; 615 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) { 616 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; 617 } 618 619 spice_server = spice_server_new(); 620 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 621 if (port) { 622 spice_server_set_port(spice_server, port); 623 } 624 if (tls_port) { 625 spice_server_set_tls(spice_server, tls_port, 626 x509_cacert_file, 627 x509_cert_file, 628 x509_key_file, 629 x509_key_password, 630 x509_dh_file, 631 tls_ciphers); 632 } 633 if (password) { 634 spice_server_set_ticket(spice_server, password, 0, 0, 0); 635 } 636 if (qemu_opt_get_bool(opts, "sasl", 0)) { 637 #if SPICE_SERVER_VERSION >= 0x000900 /* 0.9.0 */ 638 if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 || 639 spice_server_set_sasl(spice_server, 1) == -1) { 640 error_report("spice: failed to enable sasl"); 641 exit(1); 642 } 643 #else 644 error_report("spice: sasl is not available (spice >= 0.9 required)"); 645 exit(1); 646 #endif 647 } 648 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 649 auth = "none"; 650 spice_server_set_noauth(spice_server); 651 } 652 653 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 654 spice_server_set_agent_copypaste(spice_server, false); 655 } 656 657 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 658 str = qemu_opt_get(opts, "image-compression"); 659 if (str) { 660 compression = parse_compression(str); 661 } 662 spice_server_set_image_compression(spice_server, compression); 663 664 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 665 str = qemu_opt_get(opts, "jpeg-wan-compression"); 666 if (str) { 667 wan_compr = parse_wan_compression(str); 668 } 669 spice_server_set_jpeg_compression(spice_server, wan_compr); 670 671 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 672 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 673 if (str) { 674 wan_compr = parse_wan_compression(str); 675 } 676 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 677 678 str = qemu_opt_get(opts, "streaming-video"); 679 if (str) { 680 int streaming_video = parse_stream_video(str); 681 spice_server_set_streaming_video(spice_server, streaming_video); 682 } 683 684 spice_server_set_agent_mouse 685 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 686 spice_server_set_playback_compression 687 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 688 689 qemu_opt_foreach(opts, add_channel, &tls_port, 0); 690 691 if (0 != spice_server_init(spice_server, &core_interface)) { 692 error_report("failed to initialize spice server"); 693 exit(1); 694 }; 695 using_spice = 1; 696 697 migration_state.notify = migration_state_notifier; 698 add_migration_state_change_notifier(&migration_state); 699 #ifdef SPICE_INTERFACE_MIGRATION 700 spice_migrate.sin.base.sif = &migrate_interface.base; 701 spice_migrate.connect_complete.cb = NULL; 702 qemu_spice_add_interface(&spice_migrate.sin.base); 703 #endif 704 705 qemu_spice_input_init(); 706 qemu_spice_audio_init(); 707 708 g_free(x509_key_file); 709 g_free(x509_cert_file); 710 g_free(x509_cacert_file); 711 } 712 713 int qemu_spice_add_interface(SpiceBaseInstance *sin) 714 { 715 if (!spice_server) { 716 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 717 error_report("Oops: spice configured but not active"); 718 exit(1); 719 } 720 /* 721 * Create a spice server instance. 722 * It does *not* listen on the network. 723 * It handles QXL local rendering only. 724 * 725 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 726 */ 727 spice_server = spice_server_new(); 728 spice_server_init(spice_server, &core_interface); 729 } 730 return spice_server_add_interface(spice_server, sin); 731 } 732 733 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 734 { 735 time_t lifetime, now = time(NULL); 736 char *passwd; 737 738 if (now < auth_expires) { 739 passwd = auth_passwd; 740 lifetime = (auth_expires - now); 741 if (lifetime > INT_MAX) { 742 lifetime = INT_MAX; 743 } 744 } else { 745 passwd = NULL; 746 lifetime = 1; 747 } 748 return spice_server_set_ticket(spice_server, passwd, lifetime, 749 fail_if_conn, disconnect_if_conn); 750 } 751 752 int qemu_spice_set_passwd(const char *passwd, 753 bool fail_if_conn, bool disconnect_if_conn) 754 { 755 free(auth_passwd); 756 auth_passwd = strdup(passwd); 757 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 758 } 759 760 int qemu_spice_set_pw_expire(time_t expires) 761 { 762 auth_expires = expires; 763 return qemu_spice_set_ticket(false, false); 764 } 765 766 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 767 { 768 #if SPICE_SERVER_VERSION >= 0x000a01 769 if (tls) { 770 return spice_server_add_ssl_client(spice_server, csock, skipauth); 771 } else { 772 return spice_server_add_client(spice_server, csock, skipauth); 773 } 774 #else 775 return -1; 776 #endif 777 } 778 779 static void spice_register_config(void) 780 { 781 qemu_add_opts(&qemu_spice_opts); 782 } 783 machine_init(spice_register_config); 784 785 static void spice_register_types(void) 786 { 787 qemu_spice_init(); 788 } 789 790 type_init(spice_register_types) 791