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 int using_spice = 0; 52 53 static QemuThread me; 54 55 struct SpiceTimer { 56 QEMUTimer *timer; 57 QTAILQ_ENTRY(SpiceTimer) next; 58 }; 59 static QTAILQ_HEAD(, SpiceTimer) timers = QTAILQ_HEAD_INITIALIZER(timers); 60 61 static SpiceTimer *timer_add(SpiceTimerFunc func, void *opaque) 62 { 63 SpiceTimer *timer; 64 65 timer = g_malloc0(sizeof(*timer)); 66 timer->timer = timer_new_ms(QEMU_CLOCK_REALTIME, func, opaque); 67 QTAILQ_INSERT_TAIL(&timers, timer, next); 68 return timer; 69 } 70 71 static void timer_start(SpiceTimer *timer, uint32_t ms) 72 { 73 timer_mod(timer->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + ms); 74 } 75 76 static void timer_cancel(SpiceTimer *timer) 77 { 78 timer_del(timer->timer); 79 } 80 81 static void timer_remove(SpiceTimer *timer) 82 { 83 timer_del(timer->timer); 84 timer_free(timer->timer); 85 QTAILQ_REMOVE(&timers, timer, next); 86 g_free(timer); 87 } 88 89 struct SpiceWatch { 90 int fd; 91 int event_mask; 92 SpiceWatchFunc func; 93 void *opaque; 94 QTAILQ_ENTRY(SpiceWatch) next; 95 }; 96 static QTAILQ_HEAD(, SpiceWatch) watches = QTAILQ_HEAD_INITIALIZER(watches); 97 98 static void watch_read(void *opaque) 99 { 100 SpiceWatch *watch = opaque; 101 watch->func(watch->fd, SPICE_WATCH_EVENT_READ, watch->opaque); 102 } 103 104 static void watch_write(void *opaque) 105 { 106 SpiceWatch *watch = opaque; 107 watch->func(watch->fd, SPICE_WATCH_EVENT_WRITE, watch->opaque); 108 } 109 110 static void watch_update_mask(SpiceWatch *watch, int event_mask) 111 { 112 IOHandler *on_read = NULL; 113 IOHandler *on_write = NULL; 114 115 watch->event_mask = event_mask; 116 if (watch->event_mask & SPICE_WATCH_EVENT_READ) { 117 on_read = watch_read; 118 } 119 if (watch->event_mask & SPICE_WATCH_EVENT_WRITE) { 120 on_write = watch_write; 121 } 122 qemu_set_fd_handler(watch->fd, on_read, on_write, watch); 123 } 124 125 static SpiceWatch *watch_add(int fd, int event_mask, SpiceWatchFunc func, void *opaque) 126 { 127 SpiceWatch *watch; 128 129 watch = g_malloc0(sizeof(*watch)); 130 watch->fd = fd; 131 watch->func = func; 132 watch->opaque = opaque; 133 QTAILQ_INSERT_TAIL(&watches, watch, next); 134 135 watch_update_mask(watch, event_mask); 136 return watch; 137 } 138 139 static void watch_remove(SpiceWatch *watch) 140 { 141 qemu_set_fd_handler(watch->fd, NULL, NULL, NULL); 142 QTAILQ_REMOVE(&watches, watch, next); 143 g_free(watch); 144 } 145 146 typedef struct ChannelList ChannelList; 147 struct ChannelList { 148 SpiceChannelEventInfo *info; 149 QTAILQ_ENTRY(ChannelList) link; 150 }; 151 static QTAILQ_HEAD(, ChannelList) channel_list = QTAILQ_HEAD_INITIALIZER(channel_list); 152 153 static void channel_list_add(SpiceChannelEventInfo *info) 154 { 155 ChannelList *item; 156 157 item = g_malloc0(sizeof(*item)); 158 item->info = info; 159 QTAILQ_INSERT_TAIL(&channel_list, item, link); 160 } 161 162 static void channel_list_del(SpiceChannelEventInfo *info) 163 { 164 ChannelList *item; 165 166 QTAILQ_FOREACH(item, &channel_list, link) { 167 if (item->info != info) { 168 continue; 169 } 170 QTAILQ_REMOVE(&channel_list, item, link); 171 g_free(item); 172 return; 173 } 174 } 175 176 static void add_addr_info(QDict *dict, struct sockaddr *addr, int len) 177 { 178 char host[NI_MAXHOST], port[NI_MAXSERV]; 179 const char *family; 180 181 getnameinfo(addr, len, host, sizeof(host), port, sizeof(port), 182 NI_NUMERICHOST | NI_NUMERICSERV); 183 family = inet_strfamily(addr->sa_family); 184 185 qdict_put(dict, "host", qstring_from_str(host)); 186 qdict_put(dict, "port", qstring_from_str(port)); 187 qdict_put(dict, "family", qstring_from_str(family)); 188 } 189 190 static void add_channel_info(QDict *dict, SpiceChannelEventInfo *info) 191 { 192 int tls = info->flags & SPICE_CHANNEL_EVENT_FLAG_TLS; 193 194 qdict_put(dict, "connection-id", qint_from_int(info->connection_id)); 195 qdict_put(dict, "channel-type", qint_from_int(info->type)); 196 qdict_put(dict, "channel-id", qint_from_int(info->id)); 197 qdict_put(dict, "tls", qbool_from_int(tls)); 198 } 199 200 static void channel_event(int event, SpiceChannelEventInfo *info) 201 { 202 static const int qevent[] = { 203 [ SPICE_CHANNEL_EVENT_CONNECTED ] = QEVENT_SPICE_CONNECTED, 204 [ SPICE_CHANNEL_EVENT_INITIALIZED ] = QEVENT_SPICE_INITIALIZED, 205 [ SPICE_CHANNEL_EVENT_DISCONNECTED ] = QEVENT_SPICE_DISCONNECTED, 206 }; 207 QDict *server, *client; 208 QObject *data; 209 210 /* 211 * Spice server might have called us from spice worker thread 212 * context (happens on display channel disconnects). Spice should 213 * not do that. It isn't that easy to fix it in spice and even 214 * when it is fixed we still should cover the already released 215 * spice versions. So detect that we've been called from another 216 * thread and grab the iothread lock if so before calling qemu 217 * functions. 218 */ 219 bool need_lock = !qemu_thread_is_self(&me); 220 if (need_lock) { 221 qemu_mutex_lock_iothread(); 222 } 223 224 client = qdict_new(); 225 server = qdict_new(); 226 227 if (info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT) { 228 add_addr_info(client, (struct sockaddr *)&info->paddr_ext, 229 info->plen_ext); 230 add_addr_info(server, (struct sockaddr *)&info->laddr_ext, 231 info->llen_ext); 232 } else { 233 error_report("spice: %s, extended address is expected", 234 __func__); 235 } 236 237 if (event == SPICE_CHANNEL_EVENT_INITIALIZED) { 238 qdict_put(server, "auth", qstring_from_str(auth)); 239 add_channel_info(client, info); 240 channel_list_add(info); 241 } 242 if (event == SPICE_CHANNEL_EVENT_DISCONNECTED) { 243 channel_list_del(info); 244 } 245 246 data = qobject_from_jsonf("{ 'client': %p, 'server': %p }", 247 QOBJECT(client), QOBJECT(server)); 248 monitor_protocol_event(qevent[event], data); 249 qobject_decref(data); 250 251 if (need_lock) { 252 qemu_mutex_unlock_iothread(); 253 } 254 } 255 256 static SpiceCoreInterface core_interface = { 257 .base.type = SPICE_INTERFACE_CORE, 258 .base.description = "qemu core services", 259 .base.major_version = SPICE_INTERFACE_CORE_MAJOR, 260 .base.minor_version = SPICE_INTERFACE_CORE_MINOR, 261 262 .timer_add = timer_add, 263 .timer_start = timer_start, 264 .timer_cancel = timer_cancel, 265 .timer_remove = timer_remove, 266 267 .watch_add = watch_add, 268 .watch_update_mask = watch_update_mask, 269 .watch_remove = watch_remove, 270 271 .channel_event = channel_event, 272 }; 273 274 typedef struct SpiceMigration { 275 SpiceMigrateInstance sin; 276 struct { 277 MonitorCompletion *cb; 278 void *opaque; 279 } connect_complete; 280 } SpiceMigration; 281 282 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin); 283 static void migrate_end_complete_cb(SpiceMigrateInstance *sin); 284 285 static const SpiceMigrateInterface migrate_interface = { 286 .base.type = SPICE_INTERFACE_MIGRATION, 287 .base.description = "migration", 288 .base.major_version = SPICE_INTERFACE_MIGRATION_MAJOR, 289 .base.minor_version = SPICE_INTERFACE_MIGRATION_MINOR, 290 .migrate_connect_complete = migrate_connect_complete_cb, 291 .migrate_end_complete = migrate_end_complete_cb, 292 }; 293 294 static SpiceMigration spice_migrate; 295 296 static void migrate_connect_complete_cb(SpiceMigrateInstance *sin) 297 { 298 SpiceMigration *sm = container_of(sin, SpiceMigration, sin); 299 if (sm->connect_complete.cb) { 300 sm->connect_complete.cb(sm->connect_complete.opaque, NULL); 301 } 302 sm->connect_complete.cb = NULL; 303 } 304 305 static void migrate_end_complete_cb(SpiceMigrateInstance *sin) 306 { 307 monitor_protocol_event(QEVENT_SPICE_MIGRATE_COMPLETED, NULL); 308 spice_migration_completed = true; 309 } 310 311 /* config string parsing */ 312 313 static int name2enum(const char *string, const char *table[], int entries) 314 { 315 int i; 316 317 if (string) { 318 for (i = 0; i < entries; i++) { 319 if (!table[i]) { 320 continue; 321 } 322 if (strcmp(string, table[i]) != 0) { 323 continue; 324 } 325 return i; 326 } 327 } 328 return -1; 329 } 330 331 static int parse_name(const char *string, const char *optname, 332 const char *table[], int entries) 333 { 334 int value = name2enum(string, table, entries); 335 336 if (value != -1) { 337 return value; 338 } 339 error_report("spice: invalid %s: %s", optname, string); 340 exit(1); 341 } 342 343 static const char *stream_video_names[] = { 344 [ SPICE_STREAM_VIDEO_OFF ] = "off", 345 [ SPICE_STREAM_VIDEO_ALL ] = "all", 346 [ SPICE_STREAM_VIDEO_FILTER ] = "filter", 347 }; 348 #define parse_stream_video(_name) \ 349 parse_name(_name, "stream video control", \ 350 stream_video_names, ARRAY_SIZE(stream_video_names)) 351 352 static const char *compression_names[] = { 353 [ SPICE_IMAGE_COMPRESS_OFF ] = "off", 354 [ SPICE_IMAGE_COMPRESS_AUTO_GLZ ] = "auto_glz", 355 [ SPICE_IMAGE_COMPRESS_AUTO_LZ ] = "auto_lz", 356 [ SPICE_IMAGE_COMPRESS_QUIC ] = "quic", 357 [ SPICE_IMAGE_COMPRESS_GLZ ] = "glz", 358 [ SPICE_IMAGE_COMPRESS_LZ ] = "lz", 359 }; 360 #define parse_compression(_name) \ 361 parse_name(_name, "image compression", \ 362 compression_names, ARRAY_SIZE(compression_names)) 363 364 static const char *wan_compression_names[] = { 365 [ SPICE_WAN_COMPRESSION_AUTO ] = "auto", 366 [ SPICE_WAN_COMPRESSION_NEVER ] = "never", 367 [ SPICE_WAN_COMPRESSION_ALWAYS ] = "always", 368 }; 369 #define parse_wan_compression(_name) \ 370 parse_name(_name, "wan compression", \ 371 wan_compression_names, ARRAY_SIZE(wan_compression_names)) 372 373 /* functions for the rest of qemu */ 374 375 static SpiceChannelList *qmp_query_spice_channels(void) 376 { 377 SpiceChannelList *cur_item = NULL, *head = NULL; 378 ChannelList *item; 379 380 QTAILQ_FOREACH(item, &channel_list, link) { 381 SpiceChannelList *chan; 382 char host[NI_MAXHOST], port[NI_MAXSERV]; 383 struct sockaddr *paddr; 384 socklen_t plen; 385 386 if (!(item->info->flags & SPICE_CHANNEL_EVENT_FLAG_ADDR_EXT)) { 387 error_report("invalid channel event"); 388 return NULL; 389 } 390 391 chan = g_malloc0(sizeof(*chan)); 392 chan->value = g_malloc0(sizeof(*chan->value)); 393 394 paddr = (struct sockaddr *)&item->info->paddr_ext; 395 plen = item->info->plen_ext; 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 = "disable-agent-file-xfer", 450 .type = QEMU_OPT_BOOL, 451 },{ 452 .name = "sasl", 453 .type = QEMU_OPT_BOOL, 454 },{ 455 .name = "x509-dir", 456 .type = QEMU_OPT_STRING, 457 },{ 458 .name = "x509-key-file", 459 .type = QEMU_OPT_STRING, 460 },{ 461 .name = "x509-key-password", 462 .type = QEMU_OPT_STRING, 463 },{ 464 .name = "x509-cert-file", 465 .type = QEMU_OPT_STRING, 466 },{ 467 .name = "x509-cacert-file", 468 .type = QEMU_OPT_STRING, 469 },{ 470 .name = "x509-dh-key-file", 471 .type = QEMU_OPT_STRING, 472 },{ 473 .name = "tls-ciphers", 474 .type = QEMU_OPT_STRING, 475 },{ 476 .name = "tls-channel", 477 .type = QEMU_OPT_STRING, 478 },{ 479 .name = "plaintext-channel", 480 .type = QEMU_OPT_STRING, 481 },{ 482 .name = "image-compression", 483 .type = QEMU_OPT_STRING, 484 },{ 485 .name = "jpeg-wan-compression", 486 .type = QEMU_OPT_STRING, 487 },{ 488 .name = "zlib-glz-wan-compression", 489 .type = QEMU_OPT_STRING, 490 },{ 491 .name = "streaming-video", 492 .type = QEMU_OPT_STRING, 493 },{ 494 .name = "agent-mouse", 495 .type = QEMU_OPT_BOOL, 496 },{ 497 .name = "playback-compression", 498 .type = QEMU_OPT_BOOL, 499 }, { 500 .name = "seamless-migration", 501 .type = QEMU_OPT_BOOL, 502 }, 503 { /* end of list */ } 504 }, 505 }; 506 507 SpiceInfo *qmp_query_spice(Error **errp) 508 { 509 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 510 int port, tls_port; 511 const char *addr; 512 SpiceInfo *info; 513 unsigned int major; 514 unsigned int minor; 515 unsigned int micro; 516 517 info = g_malloc0(sizeof(*info)); 518 519 if (!spice_server || !opts) { 520 info->enabled = false; 521 return info; 522 } 523 524 info->enabled = true; 525 info->migrated = spice_migration_completed; 526 527 addr = qemu_opt_get(opts, "addr"); 528 port = qemu_opt_get_number(opts, "port", 0); 529 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 530 531 info->has_auth = true; 532 info->auth = g_strdup(auth); 533 534 info->has_host = true; 535 info->host = g_strdup(addr ? addr : "0.0.0.0"); 536 537 info->has_compiled_version = true; 538 major = (SPICE_SERVER_VERSION & 0xff0000) >> 16; 539 minor = (SPICE_SERVER_VERSION & 0xff00) >> 8; 540 micro = SPICE_SERVER_VERSION & 0xff; 541 info->compiled_version = g_strdup_printf("%d.%d.%d", major, minor, micro); 542 543 if (port) { 544 info->has_port = true; 545 info->port = port; 546 } 547 if (tls_port) { 548 info->has_tls_port = true; 549 info->tls_port = tls_port; 550 } 551 552 info->mouse_mode = spice_server_is_server_mouse(spice_server) ? 553 SPICE_QUERY_MOUSE_MODE_SERVER : 554 SPICE_QUERY_MOUSE_MODE_CLIENT; 555 556 /* for compatibility with the original command */ 557 info->has_channels = true; 558 info->channels = qmp_query_spice_channels(); 559 560 return info; 561 } 562 563 static void migration_state_notifier(Notifier *notifier, void *data) 564 { 565 MigrationState *s = data; 566 567 if (migration_in_setup(s)) { 568 spice_server_migrate_start(spice_server); 569 } else if (migration_has_finished(s)) { 570 spice_server_migrate_end(spice_server, true); 571 } else if (migration_has_failed(s)) { 572 spice_server_migrate_end(spice_server, false); 573 } 574 } 575 576 int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, 577 const char *subject, 578 MonitorCompletion *cb, void *opaque) 579 { 580 int ret; 581 582 spice_migrate.connect_complete.cb = cb; 583 spice_migrate.connect_complete.opaque = opaque; 584 ret = spice_server_migrate_connect(spice_server, hostname, 585 port, tls_port, subject); 586 return ret; 587 } 588 589 static int add_channel(const char *name, const char *value, void *opaque) 590 { 591 int security = 0; 592 int rc; 593 594 if (strcmp(name, "tls-channel") == 0) { 595 int *tls_port = opaque; 596 if (!*tls_port) { 597 error_report("spice: tried to setup tls-channel" 598 " without specifying a TLS port"); 599 exit(1); 600 } 601 security = SPICE_CHANNEL_SECURITY_SSL; 602 } 603 if (strcmp(name, "plaintext-channel") == 0) { 604 security = SPICE_CHANNEL_SECURITY_NONE; 605 } 606 if (security == 0) { 607 return 0; 608 } 609 if (strcmp(value, "default") == 0) { 610 rc = spice_server_set_channel_security(spice_server, NULL, security); 611 } else { 612 rc = spice_server_set_channel_security(spice_server, value, security); 613 } 614 if (rc != 0) { 615 error_report("spice: failed to set channel security for %s", value); 616 exit(1); 617 } 618 return 0; 619 } 620 621 static void vm_change_state_handler(void *opaque, int running, 622 RunState state) 623 { 624 if (running) { 625 qemu_spice_display_start(); 626 } else { 627 qemu_spice_display_stop(); 628 } 629 } 630 631 void qemu_spice_init(void) 632 { 633 QemuOpts *opts = QTAILQ_FIRST(&qemu_spice_opts.head); 634 const char *password, *str, *x509_dir, *addr, 635 *x509_key_password = NULL, 636 *x509_dh_file = NULL, 637 *tls_ciphers = NULL; 638 char *x509_key_file = NULL, 639 *x509_cert_file = NULL, 640 *x509_cacert_file = NULL; 641 int port, tls_port, addr_flags; 642 spice_image_compression_t compression; 643 spice_wan_compression_t wan_compr; 644 bool seamless_migration; 645 646 qemu_thread_get_self(&me); 647 648 if (!opts) { 649 return; 650 } 651 port = qemu_opt_get_number(opts, "port", 0); 652 tls_port = qemu_opt_get_number(opts, "tls-port", 0); 653 if (!port && !tls_port) { 654 error_report("neither port nor tls-port specified for spice"); 655 exit(1); 656 } 657 if (port < 0 || port > 65535) { 658 error_report("spice port is out of range"); 659 exit(1); 660 } 661 if (tls_port < 0 || tls_port > 65535) { 662 error_report("spice tls-port is out of range"); 663 exit(1); 664 } 665 password = qemu_opt_get(opts, "password"); 666 667 if (tls_port) { 668 x509_dir = qemu_opt_get(opts, "x509-dir"); 669 if (NULL == x509_dir) { 670 x509_dir = "."; 671 } 672 673 str = qemu_opt_get(opts, "x509-key-file"); 674 if (str) { 675 x509_key_file = g_strdup(str); 676 } else { 677 x509_key_file = g_strdup_printf("%s/%s", x509_dir, 678 X509_SERVER_KEY_FILE); 679 } 680 681 str = qemu_opt_get(opts, "x509-cert-file"); 682 if (str) { 683 x509_cert_file = g_strdup(str); 684 } else { 685 x509_cert_file = g_strdup_printf("%s/%s", x509_dir, 686 X509_SERVER_CERT_FILE); 687 } 688 689 str = qemu_opt_get(opts, "x509-cacert-file"); 690 if (str) { 691 x509_cacert_file = g_strdup(str); 692 } else { 693 x509_cacert_file = g_strdup_printf("%s/%s", x509_dir, 694 X509_CA_CERT_FILE); 695 } 696 697 x509_key_password = qemu_opt_get(opts, "x509-key-password"); 698 x509_dh_file = qemu_opt_get(opts, "x509-dh-key-file"); 699 tls_ciphers = qemu_opt_get(opts, "tls-ciphers"); 700 } 701 702 addr = qemu_opt_get(opts, "addr"); 703 addr_flags = 0; 704 if (qemu_opt_get_bool(opts, "ipv4", 0)) { 705 addr_flags |= SPICE_ADDR_FLAG_IPV4_ONLY; 706 } else if (qemu_opt_get_bool(opts, "ipv6", 0)) { 707 addr_flags |= SPICE_ADDR_FLAG_IPV6_ONLY; 708 } 709 710 spice_server = spice_server_new(); 711 spice_server_set_addr(spice_server, addr ? addr : "", addr_flags); 712 if (port) { 713 spice_server_set_port(spice_server, port); 714 } 715 if (tls_port) { 716 spice_server_set_tls(spice_server, tls_port, 717 x509_cacert_file, 718 x509_cert_file, 719 x509_key_file, 720 x509_key_password, 721 x509_dh_file, 722 tls_ciphers); 723 } 724 if (password) { 725 spice_server_set_ticket(spice_server, password, 0, 0, 0); 726 } 727 if (qemu_opt_get_bool(opts, "sasl", 0)) { 728 if (spice_server_set_sasl_appname(spice_server, "qemu") == -1 || 729 spice_server_set_sasl(spice_server, 1) == -1) { 730 error_report("spice: failed to enable sasl"); 731 exit(1); 732 } 733 } 734 if (qemu_opt_get_bool(opts, "disable-ticketing", 0)) { 735 auth = "none"; 736 spice_server_set_noauth(spice_server); 737 } 738 739 if (qemu_opt_get_bool(opts, "disable-copy-paste", 0)) { 740 spice_server_set_agent_copypaste(spice_server, false); 741 } 742 743 if (qemu_opt_get_bool(opts, "disable-agent-file-xfer", 0)) { 744 #if SPICE_SERVER_VERSION >= 0x000c04 745 spice_server_set_agent_file_xfer(spice_server, false); 746 #else 747 error_report("this qemu build does not support the " 748 "\"disable-agent-file-xfer\" option"); 749 exit(1); 750 #endif 751 } 752 753 compression = SPICE_IMAGE_COMPRESS_AUTO_GLZ; 754 str = qemu_opt_get(opts, "image-compression"); 755 if (str) { 756 compression = parse_compression(str); 757 } 758 spice_server_set_image_compression(spice_server, compression); 759 760 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 761 str = qemu_opt_get(opts, "jpeg-wan-compression"); 762 if (str) { 763 wan_compr = parse_wan_compression(str); 764 } 765 spice_server_set_jpeg_compression(spice_server, wan_compr); 766 767 wan_compr = SPICE_WAN_COMPRESSION_AUTO; 768 str = qemu_opt_get(opts, "zlib-glz-wan-compression"); 769 if (str) { 770 wan_compr = parse_wan_compression(str); 771 } 772 spice_server_set_zlib_glz_compression(spice_server, wan_compr); 773 774 str = qemu_opt_get(opts, "streaming-video"); 775 if (str) { 776 int streaming_video = parse_stream_video(str); 777 spice_server_set_streaming_video(spice_server, streaming_video); 778 } else { 779 spice_server_set_streaming_video(spice_server, SPICE_STREAM_VIDEO_OFF); 780 } 781 782 spice_server_set_agent_mouse 783 (spice_server, qemu_opt_get_bool(opts, "agent-mouse", 1)); 784 spice_server_set_playback_compression 785 (spice_server, qemu_opt_get_bool(opts, "playback-compression", 1)); 786 787 qemu_opt_foreach(opts, add_channel, &tls_port, 0); 788 789 spice_server_set_name(spice_server, qemu_name); 790 spice_server_set_uuid(spice_server, qemu_uuid); 791 792 seamless_migration = qemu_opt_get_bool(opts, "seamless-migration", 0); 793 spice_server_set_seamless_migration(spice_server, seamless_migration); 794 if (0 != spice_server_init(spice_server, &core_interface)) { 795 error_report("failed to initialize spice server"); 796 exit(1); 797 }; 798 using_spice = 1; 799 800 migration_state.notify = migration_state_notifier; 801 add_migration_state_change_notifier(&migration_state); 802 spice_migrate.sin.base.sif = &migrate_interface.base; 803 spice_migrate.connect_complete.cb = NULL; 804 qemu_spice_add_interface(&spice_migrate.sin.base); 805 806 qemu_spice_input_init(); 807 qemu_spice_audio_init(); 808 809 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 810 811 g_free(x509_key_file); 812 g_free(x509_cert_file); 813 g_free(x509_cacert_file); 814 815 #if SPICE_SERVER_VERSION >= 0x000c02 816 qemu_spice_register_ports(); 817 #endif 818 } 819 820 int qemu_spice_add_interface(SpiceBaseInstance *sin) 821 { 822 if (!spice_server) { 823 if (QTAILQ_FIRST(&qemu_spice_opts.head) != NULL) { 824 error_report("Oops: spice configured but not active"); 825 exit(1); 826 } 827 /* 828 * Create a spice server instance. 829 * It does *not* listen on the network. 830 * It handles QXL local rendering only. 831 * 832 * With a command line like '-vnc :0 -vga qxl' you'll end up here. 833 */ 834 spice_server = spice_server_new(); 835 spice_server_set_sasl_appname(spice_server, "qemu"); 836 spice_server_init(spice_server, &core_interface); 837 qemu_add_vm_change_state_handler(vm_change_state_handler, NULL); 838 } 839 840 return spice_server_add_interface(spice_server, sin); 841 } 842 843 static GSList *spice_consoles; 844 static int display_id; 845 846 bool qemu_spice_have_display_interface(QemuConsole *con) 847 { 848 if (g_slist_find(spice_consoles, con)) { 849 return true; 850 } 851 return false; 852 } 853 854 int qemu_spice_add_display_interface(QXLInstance *qxlin, QemuConsole *con) 855 { 856 if (g_slist_find(spice_consoles, con)) { 857 return -1; 858 } 859 qxlin->id = display_id++; 860 spice_consoles = g_slist_append(spice_consoles, con); 861 return qemu_spice_add_interface(&qxlin->base); 862 } 863 864 static int qemu_spice_set_ticket(bool fail_if_conn, bool disconnect_if_conn) 865 { 866 time_t lifetime, now = time(NULL); 867 char *passwd; 868 869 if (now < auth_expires) { 870 passwd = auth_passwd; 871 lifetime = (auth_expires - now); 872 if (lifetime > INT_MAX) { 873 lifetime = INT_MAX; 874 } 875 } else { 876 passwd = NULL; 877 lifetime = 1; 878 } 879 return spice_server_set_ticket(spice_server, passwd, lifetime, 880 fail_if_conn, disconnect_if_conn); 881 } 882 883 int qemu_spice_set_passwd(const char *passwd, 884 bool fail_if_conn, bool disconnect_if_conn) 885 { 886 g_free(auth_passwd); 887 auth_passwd = g_strdup(passwd); 888 return qemu_spice_set_ticket(fail_if_conn, disconnect_if_conn); 889 } 890 891 int qemu_spice_set_pw_expire(time_t expires) 892 { 893 auth_expires = expires; 894 return qemu_spice_set_ticket(false, false); 895 } 896 897 int qemu_spice_display_add_client(int csock, int skipauth, int tls) 898 { 899 if (tls) { 900 return spice_server_add_ssl_client(spice_server, csock, skipauth); 901 } else { 902 return spice_server_add_client(spice_server, csock, skipauth); 903 } 904 } 905 906 void qemu_spice_display_start(void) 907 { 908 spice_display_is_running = true; 909 spice_server_vm_start(spice_server); 910 } 911 912 void qemu_spice_display_stop(void) 913 { 914 spice_server_vm_stop(spice_server); 915 spice_display_is_running = false; 916 } 917 918 int qemu_spice_display_is_running(SimpleSpiceDisplay *ssd) 919 { 920 return spice_display_is_running; 921 } 922 923 static void spice_register_config(void) 924 { 925 qemu_add_opts(&qemu_spice_opts); 926 } 927 machine_init(spice_register_config); 928