1 /* 2 * Human Monitor Interface commands 3 * 4 * Copyright IBM, Corp. 2011 5 * 6 * Authors: 7 * Anthony Liguori <aliguori@us.ibm.com> 8 * 9 * This work is licensed under the terms of the GNU GPL, version 2. See 10 * the COPYING file in the top-level directory. 11 * 12 * Contributions after 2012-01-13 are licensed under the terms of the 13 * GNU GPL, version 2 or (at your option) any later version. 14 */ 15 16 #include "qemu/osdep.h" 17 #include "monitor/hmp.h" 18 #include "net/net.h" 19 #include "sysemu/runstate.h" 20 #include "qemu/sockets.h" 21 #include "qemu/help_option.h" 22 #include "monitor/monitor.h" 23 #include "qapi/error.h" 24 #include "qapi/clone-visitor.h" 25 #include "qapi/qapi-builtin-visit.h" 26 #include "qapi/qapi-commands-control.h" 27 #include "qapi/qapi-commands-migration.h" 28 #include "qapi/qapi-commands-misc.h" 29 #include "qapi/qapi-commands-net.h" 30 #include "qapi/qapi-commands-run-state.h" 31 #include "qapi/qapi-commands-stats.h" 32 #include "qapi/qapi-commands-tpm.h" 33 #include "qapi/qapi-commands-virtio.h" 34 #include "qapi/qapi-visit-net.h" 35 #include "qapi/qapi-visit-migration.h" 36 #include "qapi/qmp/qdict.h" 37 #include "qapi/qmp/qerror.h" 38 #include "qapi/string-input-visitor.h" 39 #include "qapi/string-output-visitor.h" 40 #include "qemu/cutils.h" 41 #include "qemu/error-report.h" 42 #include "hw/core/cpu.h" 43 #include "hw/intc/intc.h" 44 #include "migration/snapshot.h" 45 #include "migration/misc.h" 46 47 bool hmp_handle_error(Monitor *mon, Error *err) 48 { 49 if (err) { 50 error_reportf_err(err, "Error: "); 51 return true; 52 } 53 return false; 54 } 55 56 /* 57 * Produce a strList from a comma separated list. 58 * A NULL or empty input string return NULL. 59 */ 60 static strList *strList_from_comma_list(const char *in) 61 { 62 strList *res = NULL; 63 strList **tail = &res; 64 65 while (in && in[0]) { 66 char *comma = strchr(in, ','); 67 char *value; 68 69 if (comma) { 70 value = g_strndup(in, comma - in); 71 in = comma + 1; /* skip the , */ 72 } else { 73 value = g_strdup(in); 74 in = NULL; 75 } 76 QAPI_LIST_APPEND(tail, value); 77 } 78 79 return res; 80 } 81 82 void hmp_info_name(Monitor *mon, const QDict *qdict) 83 { 84 NameInfo *info; 85 86 info = qmp_query_name(NULL); 87 if (info->name) { 88 monitor_printf(mon, "%s\n", info->name); 89 } 90 qapi_free_NameInfo(info); 91 } 92 93 void hmp_info_version(Monitor *mon, const QDict *qdict) 94 { 95 VersionInfo *info; 96 97 info = qmp_query_version(NULL); 98 99 monitor_printf(mon, "%" PRId64 ".%" PRId64 ".%" PRId64 "%s\n", 100 info->qemu->major, info->qemu->minor, info->qemu->micro, 101 info->package); 102 103 qapi_free_VersionInfo(info); 104 } 105 106 void hmp_info_status(Monitor *mon, const QDict *qdict) 107 { 108 StatusInfo *info; 109 110 info = qmp_query_status(NULL); 111 112 monitor_printf(mon, "VM status: %s%s", 113 info->running ? "running" : "paused", 114 info->singlestep ? " (single step mode)" : ""); 115 116 if (!info->running && info->status != RUN_STATE_PAUSED) { 117 monitor_printf(mon, " (%s)", RunState_str(info->status)); 118 } 119 120 monitor_printf(mon, "\n"); 121 122 qapi_free_StatusInfo(info); 123 } 124 125 void hmp_info_migrate(Monitor *mon, const QDict *qdict) 126 { 127 MigrationInfo *info; 128 129 info = qmp_query_migrate(NULL); 130 131 migration_global_dump(mon); 132 133 if (info->blocked_reasons) { 134 strList *reasons = info->blocked_reasons; 135 monitor_printf(mon, "Outgoing migration blocked:\n"); 136 while (reasons) { 137 monitor_printf(mon, " %s\n", reasons->value); 138 reasons = reasons->next; 139 } 140 } 141 142 if (info->has_status) { 143 monitor_printf(mon, "Migration status: %s", 144 MigrationStatus_str(info->status)); 145 if (info->status == MIGRATION_STATUS_FAILED && info->error_desc) { 146 monitor_printf(mon, " (%s)\n", info->error_desc); 147 } else { 148 monitor_printf(mon, "\n"); 149 } 150 151 monitor_printf(mon, "total time: %" PRIu64 " ms\n", 152 info->total_time); 153 if (info->has_expected_downtime) { 154 monitor_printf(mon, "expected downtime: %" PRIu64 " ms\n", 155 info->expected_downtime); 156 } 157 if (info->has_downtime) { 158 monitor_printf(mon, "downtime: %" PRIu64 " ms\n", 159 info->downtime); 160 } 161 if (info->has_setup_time) { 162 monitor_printf(mon, "setup: %" PRIu64 " ms\n", 163 info->setup_time); 164 } 165 } 166 167 if (info->ram) { 168 monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n", 169 info->ram->transferred >> 10); 170 monitor_printf(mon, "throughput: %0.2f mbps\n", 171 info->ram->mbps); 172 monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n", 173 info->ram->remaining >> 10); 174 monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n", 175 info->ram->total >> 10); 176 monitor_printf(mon, "duplicate: %" PRIu64 " pages\n", 177 info->ram->duplicate); 178 monitor_printf(mon, "skipped: %" PRIu64 " pages\n", 179 info->ram->skipped); 180 monitor_printf(mon, "normal: %" PRIu64 " pages\n", 181 info->ram->normal); 182 monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n", 183 info->ram->normal_bytes >> 10); 184 monitor_printf(mon, "dirty sync count: %" PRIu64 "\n", 185 info->ram->dirty_sync_count); 186 monitor_printf(mon, "page size: %" PRIu64 " kbytes\n", 187 info->ram->page_size >> 10); 188 monitor_printf(mon, "multifd bytes: %" PRIu64 " kbytes\n", 189 info->ram->multifd_bytes >> 10); 190 monitor_printf(mon, "pages-per-second: %" PRIu64 "\n", 191 info->ram->pages_per_second); 192 193 if (info->ram->dirty_pages_rate) { 194 monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n", 195 info->ram->dirty_pages_rate); 196 } 197 if (info->ram->postcopy_requests) { 198 monitor_printf(mon, "postcopy request count: %" PRIu64 "\n", 199 info->ram->postcopy_requests); 200 } 201 if (info->ram->precopy_bytes) { 202 monitor_printf(mon, "precopy ram: %" PRIu64 " kbytes\n", 203 info->ram->precopy_bytes >> 10); 204 } 205 if (info->ram->downtime_bytes) { 206 monitor_printf(mon, "downtime ram: %" PRIu64 " kbytes\n", 207 info->ram->downtime_bytes >> 10); 208 } 209 if (info->ram->postcopy_bytes) { 210 monitor_printf(mon, "postcopy ram: %" PRIu64 " kbytes\n", 211 info->ram->postcopy_bytes >> 10); 212 } 213 if (info->ram->dirty_sync_missed_zero_copy) { 214 monitor_printf(mon, 215 "Zero-copy-send fallbacks happened: %" PRIu64 " times\n", 216 info->ram->dirty_sync_missed_zero_copy); 217 } 218 } 219 220 if (info->disk) { 221 monitor_printf(mon, "transferred disk: %" PRIu64 " kbytes\n", 222 info->disk->transferred >> 10); 223 monitor_printf(mon, "remaining disk: %" PRIu64 " kbytes\n", 224 info->disk->remaining >> 10); 225 monitor_printf(mon, "total disk: %" PRIu64 " kbytes\n", 226 info->disk->total >> 10); 227 } 228 229 if (info->xbzrle_cache) { 230 monitor_printf(mon, "cache size: %" PRIu64 " bytes\n", 231 info->xbzrle_cache->cache_size); 232 monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n", 233 info->xbzrle_cache->bytes >> 10); 234 monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n", 235 info->xbzrle_cache->pages); 236 monitor_printf(mon, "xbzrle cache miss: %" PRIu64 " pages\n", 237 info->xbzrle_cache->cache_miss); 238 monitor_printf(mon, "xbzrle cache miss rate: %0.2f\n", 239 info->xbzrle_cache->cache_miss_rate); 240 monitor_printf(mon, "xbzrle encoding rate: %0.2f\n", 241 info->xbzrle_cache->encoding_rate); 242 monitor_printf(mon, "xbzrle overflow: %" PRIu64 "\n", 243 info->xbzrle_cache->overflow); 244 } 245 246 if (info->compression) { 247 monitor_printf(mon, "compression pages: %" PRIu64 " pages\n", 248 info->compression->pages); 249 monitor_printf(mon, "compression busy: %" PRIu64 "\n", 250 info->compression->busy); 251 monitor_printf(mon, "compression busy rate: %0.2f\n", 252 info->compression->busy_rate); 253 monitor_printf(mon, "compressed size: %" PRIu64 " kbytes\n", 254 info->compression->compressed_size >> 10); 255 monitor_printf(mon, "compression rate: %0.2f\n", 256 info->compression->compression_rate); 257 } 258 259 if (info->has_cpu_throttle_percentage) { 260 monitor_printf(mon, "cpu throttle percentage: %" PRIu64 "\n", 261 info->cpu_throttle_percentage); 262 } 263 264 if (info->has_postcopy_blocktime) { 265 monitor_printf(mon, "postcopy blocktime: %u\n", 266 info->postcopy_blocktime); 267 } 268 269 if (info->has_postcopy_vcpu_blocktime) { 270 Visitor *v; 271 char *str; 272 v = string_output_visitor_new(false, &str); 273 visit_type_uint32List(v, NULL, &info->postcopy_vcpu_blocktime, 274 &error_abort); 275 visit_complete(v, &str); 276 monitor_printf(mon, "postcopy vcpu blocktime: %s\n", str); 277 g_free(str); 278 visit_free(v); 279 } 280 if (info->has_socket_address) { 281 SocketAddressList *addr; 282 283 monitor_printf(mon, "socket address: [\n"); 284 285 for (addr = info->socket_address; addr; addr = addr->next) { 286 char *s = socket_uri(addr->value); 287 monitor_printf(mon, "\t%s\n", s); 288 g_free(s); 289 } 290 monitor_printf(mon, "]\n"); 291 } 292 293 if (info->vfio) { 294 monitor_printf(mon, "vfio device transferred: %" PRIu64 " kbytes\n", 295 info->vfio->transferred >> 10); 296 } 297 298 qapi_free_MigrationInfo(info); 299 } 300 301 void hmp_info_migrate_capabilities(Monitor *mon, const QDict *qdict) 302 { 303 MigrationCapabilityStatusList *caps, *cap; 304 305 caps = qmp_query_migrate_capabilities(NULL); 306 307 if (caps) { 308 for (cap = caps; cap; cap = cap->next) { 309 monitor_printf(mon, "%s: %s\n", 310 MigrationCapability_str(cap->value->capability), 311 cap->value->state ? "on" : "off"); 312 } 313 } 314 315 qapi_free_MigrationCapabilityStatusList(caps); 316 } 317 318 void hmp_info_migrate_parameters(Monitor *mon, const QDict *qdict) 319 { 320 MigrationParameters *params; 321 322 params = qmp_query_migrate_parameters(NULL); 323 324 if (params) { 325 monitor_printf(mon, "%s: %" PRIu64 " ms\n", 326 MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_INITIAL), 327 params->announce_initial); 328 monitor_printf(mon, "%s: %" PRIu64 " ms\n", 329 MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_MAX), 330 params->announce_max); 331 monitor_printf(mon, "%s: %" PRIu64 "\n", 332 MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_ROUNDS), 333 params->announce_rounds); 334 monitor_printf(mon, "%s: %" PRIu64 " ms\n", 335 MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_STEP), 336 params->announce_step); 337 assert(params->has_compress_level); 338 monitor_printf(mon, "%s: %u\n", 339 MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_LEVEL), 340 params->compress_level); 341 assert(params->has_compress_threads); 342 monitor_printf(mon, "%s: %u\n", 343 MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_THREADS), 344 params->compress_threads); 345 assert(params->has_compress_wait_thread); 346 monitor_printf(mon, "%s: %s\n", 347 MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_WAIT_THREAD), 348 params->compress_wait_thread ? "on" : "off"); 349 assert(params->has_decompress_threads); 350 monitor_printf(mon, "%s: %u\n", 351 MigrationParameter_str(MIGRATION_PARAMETER_DECOMPRESS_THREADS), 352 params->decompress_threads); 353 assert(params->has_throttle_trigger_threshold); 354 monitor_printf(mon, "%s: %u\n", 355 MigrationParameter_str(MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD), 356 params->throttle_trigger_threshold); 357 assert(params->has_cpu_throttle_initial); 358 monitor_printf(mon, "%s: %u\n", 359 MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL), 360 params->cpu_throttle_initial); 361 assert(params->has_cpu_throttle_increment); 362 monitor_printf(mon, "%s: %u\n", 363 MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT), 364 params->cpu_throttle_increment); 365 assert(params->has_cpu_throttle_tailslow); 366 monitor_printf(mon, "%s: %s\n", 367 MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW), 368 params->cpu_throttle_tailslow ? "on" : "off"); 369 assert(params->has_max_cpu_throttle); 370 monitor_printf(mon, "%s: %u\n", 371 MigrationParameter_str(MIGRATION_PARAMETER_MAX_CPU_THROTTLE), 372 params->max_cpu_throttle); 373 assert(params->tls_creds); 374 monitor_printf(mon, "%s: '%s'\n", 375 MigrationParameter_str(MIGRATION_PARAMETER_TLS_CREDS), 376 params->tls_creds); 377 assert(params->tls_hostname); 378 monitor_printf(mon, "%s: '%s'\n", 379 MigrationParameter_str(MIGRATION_PARAMETER_TLS_HOSTNAME), 380 params->tls_hostname); 381 assert(params->has_max_bandwidth); 382 monitor_printf(mon, "%s: %" PRIu64 " bytes/second\n", 383 MigrationParameter_str(MIGRATION_PARAMETER_MAX_BANDWIDTH), 384 params->max_bandwidth); 385 assert(params->has_downtime_limit); 386 monitor_printf(mon, "%s: %" PRIu64 " ms\n", 387 MigrationParameter_str(MIGRATION_PARAMETER_DOWNTIME_LIMIT), 388 params->downtime_limit); 389 assert(params->has_x_checkpoint_delay); 390 monitor_printf(mon, "%s: %u ms\n", 391 MigrationParameter_str(MIGRATION_PARAMETER_X_CHECKPOINT_DELAY), 392 params->x_checkpoint_delay); 393 assert(params->has_block_incremental); 394 monitor_printf(mon, "%s: %s\n", 395 MigrationParameter_str(MIGRATION_PARAMETER_BLOCK_INCREMENTAL), 396 params->block_incremental ? "on" : "off"); 397 monitor_printf(mon, "%s: %u\n", 398 MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_CHANNELS), 399 params->multifd_channels); 400 monitor_printf(mon, "%s: %s\n", 401 MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_COMPRESSION), 402 MultiFDCompression_str(params->multifd_compression)); 403 monitor_printf(mon, "%s: %" PRIu64 " bytes\n", 404 MigrationParameter_str(MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE), 405 params->xbzrle_cache_size); 406 monitor_printf(mon, "%s: %" PRIu64 "\n", 407 MigrationParameter_str(MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH), 408 params->max_postcopy_bandwidth); 409 monitor_printf(mon, "%s: '%s'\n", 410 MigrationParameter_str(MIGRATION_PARAMETER_TLS_AUTHZ), 411 params->tls_authz); 412 413 if (params->has_block_bitmap_mapping) { 414 const BitmapMigrationNodeAliasList *bmnal; 415 416 monitor_printf(mon, "%s:\n", 417 MigrationParameter_str( 418 MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING)); 419 420 for (bmnal = params->block_bitmap_mapping; 421 bmnal; 422 bmnal = bmnal->next) 423 { 424 const BitmapMigrationNodeAlias *bmna = bmnal->value; 425 const BitmapMigrationBitmapAliasList *bmbal; 426 427 monitor_printf(mon, " '%s' -> '%s'\n", 428 bmna->node_name, bmna->alias); 429 430 for (bmbal = bmna->bitmaps; bmbal; bmbal = bmbal->next) { 431 const BitmapMigrationBitmapAlias *bmba = bmbal->value; 432 433 monitor_printf(mon, " '%s' -> '%s'\n", 434 bmba->name, bmba->alias); 435 } 436 } 437 } 438 } 439 440 qapi_free_MigrationParameters(params); 441 } 442 443 static int hmp_info_pic_foreach(Object *obj, void *opaque) 444 { 445 InterruptStatsProvider *intc; 446 InterruptStatsProviderClass *k; 447 Monitor *mon = opaque; 448 449 if (object_dynamic_cast(obj, TYPE_INTERRUPT_STATS_PROVIDER)) { 450 intc = INTERRUPT_STATS_PROVIDER(obj); 451 k = INTERRUPT_STATS_PROVIDER_GET_CLASS(obj); 452 if (k->print_info) { 453 k->print_info(intc, mon); 454 } else { 455 monitor_printf(mon, "Interrupt controller information not available for %s.\n", 456 object_get_typename(obj)); 457 } 458 } 459 460 return 0; 461 } 462 463 void hmp_info_pic(Monitor *mon, const QDict *qdict) 464 { 465 object_child_foreach_recursive(object_get_root(), 466 hmp_info_pic_foreach, mon); 467 } 468 469 void hmp_info_tpm(Monitor *mon, const QDict *qdict) 470 { 471 #ifdef CONFIG_TPM 472 TPMInfoList *info_list, *info; 473 Error *err = NULL; 474 unsigned int c = 0; 475 TPMPassthroughOptions *tpo; 476 TPMEmulatorOptions *teo; 477 478 info_list = qmp_query_tpm(&err); 479 if (err) { 480 monitor_printf(mon, "TPM device not supported\n"); 481 error_free(err); 482 return; 483 } 484 485 if (info_list) { 486 monitor_printf(mon, "TPM device:\n"); 487 } 488 489 for (info = info_list; info; info = info->next) { 490 TPMInfo *ti = info->value; 491 monitor_printf(mon, " tpm%d: model=%s\n", 492 c, TpmModel_str(ti->model)); 493 494 monitor_printf(mon, " \\ %s: type=%s", 495 ti->id, TpmType_str(ti->options->type)); 496 497 switch (ti->options->type) { 498 case TPM_TYPE_PASSTHROUGH: 499 tpo = ti->options->u.passthrough.data; 500 monitor_printf(mon, "%s%s%s%s", 501 tpo->path ? ",path=" : "", 502 tpo->path ?: "", 503 tpo->cancel_path ? ",cancel-path=" : "", 504 tpo->cancel_path ?: ""); 505 break; 506 case TPM_TYPE_EMULATOR: 507 teo = ti->options->u.emulator.data; 508 monitor_printf(mon, ",chardev=%s", teo->chardev); 509 break; 510 case TPM_TYPE__MAX: 511 break; 512 } 513 monitor_printf(mon, "\n"); 514 c++; 515 } 516 qapi_free_TPMInfoList(info_list); 517 #else 518 monitor_printf(mon, "TPM device not supported\n"); 519 #endif /* CONFIG_TPM */ 520 } 521 522 void hmp_quit(Monitor *mon, const QDict *qdict) 523 { 524 monitor_suspend(mon); 525 qmp_quit(NULL); 526 } 527 528 void hmp_stop(Monitor *mon, const QDict *qdict) 529 { 530 qmp_stop(NULL); 531 } 532 533 void hmp_sync_profile(Monitor *mon, const QDict *qdict) 534 { 535 const char *op = qdict_get_try_str(qdict, "op"); 536 537 if (op == NULL) { 538 bool on = qsp_is_enabled(); 539 540 monitor_printf(mon, "sync-profile is %s\n", on ? "on" : "off"); 541 return; 542 } 543 if (!strcmp(op, "on")) { 544 qsp_enable(); 545 } else if (!strcmp(op, "off")) { 546 qsp_disable(); 547 } else if (!strcmp(op, "reset")) { 548 qsp_reset(); 549 } else { 550 Error *err = NULL; 551 552 error_setg(&err, QERR_INVALID_PARAMETER, op); 553 hmp_handle_error(mon, err); 554 } 555 } 556 557 void hmp_exit_preconfig(Monitor *mon, const QDict *qdict) 558 { 559 Error *err = NULL; 560 561 qmp_x_exit_preconfig(&err); 562 hmp_handle_error(mon, err); 563 } 564 565 void hmp_cpu(Monitor *mon, const QDict *qdict) 566 { 567 int64_t cpu_index; 568 569 /* XXX: drop the monitor_set_cpu() usage when all HMP commands that 570 use it are converted to the QAPI */ 571 cpu_index = qdict_get_int(qdict, "index"); 572 if (monitor_set_cpu(mon, cpu_index) < 0) { 573 monitor_printf(mon, "invalid CPU index\n"); 574 } 575 } 576 577 void hmp_cont(Monitor *mon, const QDict *qdict) 578 { 579 Error *err = NULL; 580 581 qmp_cont(&err); 582 hmp_handle_error(mon, err); 583 } 584 585 void hmp_set_link(Monitor *mon, const QDict *qdict) 586 { 587 const char *name = qdict_get_str(qdict, "name"); 588 bool up = qdict_get_bool(qdict, "up"); 589 Error *err = NULL; 590 591 qmp_set_link(name, up, &err); 592 hmp_handle_error(mon, err); 593 } 594 595 void hmp_loadvm(Monitor *mon, const QDict *qdict) 596 { 597 int saved_vm_running = runstate_is_running(); 598 const char *name = qdict_get_str(qdict, "name"); 599 Error *err = NULL; 600 601 vm_stop(RUN_STATE_RESTORE_VM); 602 603 if (load_snapshot(name, NULL, false, NULL, &err) && saved_vm_running) { 604 vm_start(); 605 } 606 hmp_handle_error(mon, err); 607 } 608 609 void hmp_savevm(Monitor *mon, const QDict *qdict) 610 { 611 Error *err = NULL; 612 613 save_snapshot(qdict_get_try_str(qdict, "name"), 614 true, NULL, false, NULL, &err); 615 hmp_handle_error(mon, err); 616 } 617 618 void hmp_delvm(Monitor *mon, const QDict *qdict) 619 { 620 Error *err = NULL; 621 const char *name = qdict_get_str(qdict, "name"); 622 623 delete_snapshot(name, false, NULL, &err); 624 hmp_handle_error(mon, err); 625 } 626 627 void hmp_announce_self(Monitor *mon, const QDict *qdict) 628 { 629 const char *interfaces_str = qdict_get_try_str(qdict, "interfaces"); 630 const char *id = qdict_get_try_str(qdict, "id"); 631 AnnounceParameters *params = QAPI_CLONE(AnnounceParameters, 632 migrate_announce_params()); 633 634 qapi_free_strList(params->interfaces); 635 params->interfaces = strList_from_comma_list(interfaces_str); 636 params->has_interfaces = params->interfaces != NULL; 637 params->id = g_strdup(id); 638 qmp_announce_self(params, NULL); 639 qapi_free_AnnounceParameters(params); 640 } 641 642 void hmp_migrate_cancel(Monitor *mon, const QDict *qdict) 643 { 644 qmp_migrate_cancel(NULL); 645 } 646 647 void hmp_migrate_continue(Monitor *mon, const QDict *qdict) 648 { 649 Error *err = NULL; 650 const char *state = qdict_get_str(qdict, "state"); 651 int val = qapi_enum_parse(&MigrationStatus_lookup, state, -1, &err); 652 653 if (val >= 0) { 654 qmp_migrate_continue(val, &err); 655 } 656 657 hmp_handle_error(mon, err); 658 } 659 660 void hmp_migrate_incoming(Monitor *mon, const QDict *qdict) 661 { 662 Error *err = NULL; 663 const char *uri = qdict_get_str(qdict, "uri"); 664 665 qmp_migrate_incoming(uri, &err); 666 667 hmp_handle_error(mon, err); 668 } 669 670 void hmp_migrate_recover(Monitor *mon, const QDict *qdict) 671 { 672 Error *err = NULL; 673 const char *uri = qdict_get_str(qdict, "uri"); 674 675 qmp_migrate_recover(uri, &err); 676 677 hmp_handle_error(mon, err); 678 } 679 680 void hmp_migrate_pause(Monitor *mon, const QDict *qdict) 681 { 682 Error *err = NULL; 683 684 qmp_migrate_pause(&err); 685 686 hmp_handle_error(mon, err); 687 } 688 689 690 void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict) 691 { 692 const char *cap = qdict_get_str(qdict, "capability"); 693 bool state = qdict_get_bool(qdict, "state"); 694 Error *err = NULL; 695 MigrationCapabilityStatusList *caps = NULL; 696 MigrationCapabilityStatus *value; 697 int val; 698 699 val = qapi_enum_parse(&MigrationCapability_lookup, cap, -1, &err); 700 if (val < 0) { 701 goto end; 702 } 703 704 value = g_malloc0(sizeof(*value)); 705 value->capability = val; 706 value->state = state; 707 QAPI_LIST_PREPEND(caps, value); 708 qmp_migrate_set_capabilities(caps, &err); 709 qapi_free_MigrationCapabilityStatusList(caps); 710 711 end: 712 hmp_handle_error(mon, err); 713 } 714 715 void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict) 716 { 717 const char *param = qdict_get_str(qdict, "parameter"); 718 const char *valuestr = qdict_get_str(qdict, "value"); 719 Visitor *v = string_input_visitor_new(valuestr); 720 MigrateSetParameters *p = g_new0(MigrateSetParameters, 1); 721 uint64_t valuebw = 0; 722 uint64_t cache_size; 723 Error *err = NULL; 724 int val, ret; 725 726 val = qapi_enum_parse(&MigrationParameter_lookup, param, -1, &err); 727 if (val < 0) { 728 goto cleanup; 729 } 730 731 switch (val) { 732 case MIGRATION_PARAMETER_COMPRESS_LEVEL: 733 p->has_compress_level = true; 734 visit_type_uint8(v, param, &p->compress_level, &err); 735 break; 736 case MIGRATION_PARAMETER_COMPRESS_THREADS: 737 p->has_compress_threads = true; 738 visit_type_uint8(v, param, &p->compress_threads, &err); 739 break; 740 case MIGRATION_PARAMETER_COMPRESS_WAIT_THREAD: 741 p->has_compress_wait_thread = true; 742 visit_type_bool(v, param, &p->compress_wait_thread, &err); 743 break; 744 case MIGRATION_PARAMETER_DECOMPRESS_THREADS: 745 p->has_decompress_threads = true; 746 visit_type_uint8(v, param, &p->decompress_threads, &err); 747 break; 748 case MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD: 749 p->has_throttle_trigger_threshold = true; 750 visit_type_uint8(v, param, &p->throttle_trigger_threshold, &err); 751 break; 752 case MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL: 753 p->has_cpu_throttle_initial = true; 754 visit_type_uint8(v, param, &p->cpu_throttle_initial, &err); 755 break; 756 case MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT: 757 p->has_cpu_throttle_increment = true; 758 visit_type_uint8(v, param, &p->cpu_throttle_increment, &err); 759 break; 760 case MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW: 761 p->has_cpu_throttle_tailslow = true; 762 visit_type_bool(v, param, &p->cpu_throttle_tailslow, &err); 763 break; 764 case MIGRATION_PARAMETER_MAX_CPU_THROTTLE: 765 p->has_max_cpu_throttle = true; 766 visit_type_uint8(v, param, &p->max_cpu_throttle, &err); 767 break; 768 case MIGRATION_PARAMETER_TLS_CREDS: 769 p->tls_creds = g_new0(StrOrNull, 1); 770 p->tls_creds->type = QTYPE_QSTRING; 771 visit_type_str(v, param, &p->tls_creds->u.s, &err); 772 break; 773 case MIGRATION_PARAMETER_TLS_HOSTNAME: 774 p->tls_hostname = g_new0(StrOrNull, 1); 775 p->tls_hostname->type = QTYPE_QSTRING; 776 visit_type_str(v, param, &p->tls_hostname->u.s, &err); 777 break; 778 case MIGRATION_PARAMETER_TLS_AUTHZ: 779 p->tls_authz = g_new0(StrOrNull, 1); 780 p->tls_authz->type = QTYPE_QSTRING; 781 visit_type_str(v, param, &p->tls_authz->u.s, &err); 782 break; 783 case MIGRATION_PARAMETER_MAX_BANDWIDTH: 784 p->has_max_bandwidth = true; 785 /* 786 * Can't use visit_type_size() here, because it 787 * defaults to Bytes rather than Mebibytes. 788 */ 789 ret = qemu_strtosz_MiB(valuestr, NULL, &valuebw); 790 if (ret < 0 || valuebw > INT64_MAX 791 || (size_t)valuebw != valuebw) { 792 error_setg(&err, "Invalid size %s", valuestr); 793 break; 794 } 795 p->max_bandwidth = valuebw; 796 break; 797 case MIGRATION_PARAMETER_DOWNTIME_LIMIT: 798 p->has_downtime_limit = true; 799 visit_type_size(v, param, &p->downtime_limit, &err); 800 break; 801 case MIGRATION_PARAMETER_X_CHECKPOINT_DELAY: 802 p->has_x_checkpoint_delay = true; 803 visit_type_uint32(v, param, &p->x_checkpoint_delay, &err); 804 break; 805 case MIGRATION_PARAMETER_BLOCK_INCREMENTAL: 806 p->has_block_incremental = true; 807 visit_type_bool(v, param, &p->block_incremental, &err); 808 break; 809 case MIGRATION_PARAMETER_MULTIFD_CHANNELS: 810 p->has_multifd_channels = true; 811 visit_type_uint8(v, param, &p->multifd_channels, &err); 812 break; 813 case MIGRATION_PARAMETER_MULTIFD_COMPRESSION: 814 p->has_multifd_compression = true; 815 visit_type_MultiFDCompression(v, param, &p->multifd_compression, 816 &err); 817 break; 818 case MIGRATION_PARAMETER_MULTIFD_ZLIB_LEVEL: 819 p->has_multifd_zlib_level = true; 820 visit_type_uint8(v, param, &p->multifd_zlib_level, &err); 821 break; 822 case MIGRATION_PARAMETER_MULTIFD_ZSTD_LEVEL: 823 p->has_multifd_zstd_level = true; 824 visit_type_uint8(v, param, &p->multifd_zstd_level, &err); 825 break; 826 case MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE: 827 p->has_xbzrle_cache_size = true; 828 if (!visit_type_size(v, param, &cache_size, &err)) { 829 break; 830 } 831 if (cache_size > INT64_MAX || (size_t)cache_size != cache_size) { 832 error_setg(&err, "Invalid size %s", valuestr); 833 break; 834 } 835 p->xbzrle_cache_size = cache_size; 836 break; 837 case MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH: 838 p->has_max_postcopy_bandwidth = true; 839 visit_type_size(v, param, &p->max_postcopy_bandwidth, &err); 840 break; 841 case MIGRATION_PARAMETER_ANNOUNCE_INITIAL: 842 p->has_announce_initial = true; 843 visit_type_size(v, param, &p->announce_initial, &err); 844 break; 845 case MIGRATION_PARAMETER_ANNOUNCE_MAX: 846 p->has_announce_max = true; 847 visit_type_size(v, param, &p->announce_max, &err); 848 break; 849 case MIGRATION_PARAMETER_ANNOUNCE_ROUNDS: 850 p->has_announce_rounds = true; 851 visit_type_size(v, param, &p->announce_rounds, &err); 852 break; 853 case MIGRATION_PARAMETER_ANNOUNCE_STEP: 854 p->has_announce_step = true; 855 visit_type_size(v, param, &p->announce_step, &err); 856 break; 857 case MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING: 858 error_setg(&err, "The block-bitmap-mapping parameter can only be set " 859 "through QMP"); 860 break; 861 default: 862 assert(0); 863 } 864 865 if (err) { 866 goto cleanup; 867 } 868 869 qmp_migrate_set_parameters(p, &err); 870 871 cleanup: 872 qapi_free_MigrateSetParameters(p); 873 visit_free(v); 874 hmp_handle_error(mon, err); 875 } 876 877 void hmp_client_migrate_info(Monitor *mon, const QDict *qdict) 878 { 879 Error *err = NULL; 880 const char *protocol = qdict_get_str(qdict, "protocol"); 881 const char *hostname = qdict_get_str(qdict, "hostname"); 882 bool has_port = qdict_haskey(qdict, "port"); 883 int port = qdict_get_try_int(qdict, "port", -1); 884 bool has_tls_port = qdict_haskey(qdict, "tls-port"); 885 int tls_port = qdict_get_try_int(qdict, "tls-port", -1); 886 const char *cert_subject = qdict_get_try_str(qdict, "cert-subject"); 887 888 qmp_client_migrate_info(protocol, hostname, 889 has_port, port, has_tls_port, tls_port, 890 cert_subject, &err); 891 hmp_handle_error(mon, err); 892 } 893 894 void hmp_migrate_start_postcopy(Monitor *mon, const QDict *qdict) 895 { 896 Error *err = NULL; 897 qmp_migrate_start_postcopy(&err); 898 hmp_handle_error(mon, err); 899 } 900 901 void hmp_x_colo_lost_heartbeat(Monitor *mon, const QDict *qdict) 902 { 903 Error *err = NULL; 904 905 qmp_x_colo_lost_heartbeat(&err); 906 hmp_handle_error(mon, err); 907 } 908 909 void hmp_change(Monitor *mon, const QDict *qdict) 910 { 911 const char *device = qdict_get_str(qdict, "device"); 912 const char *target = qdict_get_str(qdict, "target"); 913 const char *arg = qdict_get_try_str(qdict, "arg"); 914 const char *read_only = qdict_get_try_str(qdict, "read-only-mode"); 915 bool force = qdict_get_try_bool(qdict, "force", false); 916 Error *err = NULL; 917 918 #ifdef CONFIG_VNC 919 if (strcmp(device, "vnc") == 0) { 920 hmp_change_vnc(mon, device, target, arg, read_only, force, &err); 921 } else 922 #endif 923 { 924 hmp_change_medium(mon, device, target, arg, read_only, force, &err); 925 } 926 927 hmp_handle_error(mon, err); 928 } 929 930 typedef struct HMPMigrationStatus { 931 QEMUTimer *timer; 932 Monitor *mon; 933 bool is_block_migration; 934 } HMPMigrationStatus; 935 936 static void hmp_migrate_status_cb(void *opaque) 937 { 938 HMPMigrationStatus *status = opaque; 939 MigrationInfo *info; 940 941 info = qmp_query_migrate(NULL); 942 if (!info->has_status || info->status == MIGRATION_STATUS_ACTIVE || 943 info->status == MIGRATION_STATUS_SETUP) { 944 if (info->disk) { 945 int progress; 946 947 if (info->disk->remaining) { 948 progress = info->disk->transferred * 100 / info->disk->total; 949 } else { 950 progress = 100; 951 } 952 953 monitor_printf(status->mon, "Completed %d %%\r", progress); 954 monitor_flush(status->mon); 955 } 956 957 timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000); 958 } else { 959 if (status->is_block_migration) { 960 monitor_printf(status->mon, "\n"); 961 } 962 if (info->error_desc) { 963 error_report("%s", info->error_desc); 964 } 965 monitor_resume(status->mon); 966 timer_free(status->timer); 967 g_free(status); 968 } 969 970 qapi_free_MigrationInfo(info); 971 } 972 973 void hmp_migrate(Monitor *mon, const QDict *qdict) 974 { 975 bool detach = qdict_get_try_bool(qdict, "detach", false); 976 bool blk = qdict_get_try_bool(qdict, "blk", false); 977 bool inc = qdict_get_try_bool(qdict, "inc", false); 978 bool resume = qdict_get_try_bool(qdict, "resume", false); 979 const char *uri = qdict_get_str(qdict, "uri"); 980 Error *err = NULL; 981 982 qmp_migrate(uri, !!blk, blk, !!inc, inc, 983 false, false, true, resume, &err); 984 if (hmp_handle_error(mon, err)) { 985 return; 986 } 987 988 if (!detach) { 989 HMPMigrationStatus *status; 990 991 if (monitor_suspend(mon) < 0) { 992 monitor_printf(mon, "terminal does not allow synchronous " 993 "migration, continuing detached\n"); 994 return; 995 } 996 997 status = g_malloc0(sizeof(*status)); 998 status->mon = mon; 999 status->is_block_migration = blk || inc; 1000 status->timer = timer_new_ms(QEMU_CLOCK_REALTIME, hmp_migrate_status_cb, 1001 status); 1002 timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)); 1003 } 1004 } 1005 1006 void hmp_netdev_add(Monitor *mon, const QDict *qdict) 1007 { 1008 Error *err = NULL; 1009 QemuOpts *opts; 1010 const char *type = qdict_get_try_str(qdict, "type"); 1011 1012 if (type && is_help_option(type)) { 1013 show_netdevs(); 1014 return; 1015 } 1016 opts = qemu_opts_from_qdict(qemu_find_opts("netdev"), qdict, &err); 1017 if (err) { 1018 goto out; 1019 } 1020 1021 netdev_add(opts, &err); 1022 if (err) { 1023 qemu_opts_del(opts); 1024 } 1025 1026 out: 1027 hmp_handle_error(mon, err); 1028 } 1029 1030 void hmp_netdev_del(Monitor *mon, const QDict *qdict) 1031 { 1032 const char *id = qdict_get_str(qdict, "id"); 1033 Error *err = NULL; 1034 1035 qmp_netdev_del(id, &err); 1036 hmp_handle_error(mon, err); 1037 } 1038 1039 void hmp_getfd(Monitor *mon, const QDict *qdict) 1040 { 1041 const char *fdname = qdict_get_str(qdict, "fdname"); 1042 Error *err = NULL; 1043 1044 qmp_getfd(fdname, &err); 1045 hmp_handle_error(mon, err); 1046 } 1047 1048 void hmp_closefd(Monitor *mon, const QDict *qdict) 1049 { 1050 const char *fdname = qdict_get_str(qdict, "fdname"); 1051 Error *err = NULL; 1052 1053 qmp_closefd(fdname, &err); 1054 hmp_handle_error(mon, err); 1055 } 1056 1057 void hmp_info_iothreads(Monitor *mon, const QDict *qdict) 1058 { 1059 IOThreadInfoList *info_list = qmp_query_iothreads(NULL); 1060 IOThreadInfoList *info; 1061 IOThreadInfo *value; 1062 1063 for (info = info_list; info; info = info->next) { 1064 value = info->value; 1065 monitor_printf(mon, "%s:\n", value->id); 1066 monitor_printf(mon, " thread_id=%" PRId64 "\n", value->thread_id); 1067 monitor_printf(mon, " poll-max-ns=%" PRId64 "\n", value->poll_max_ns); 1068 monitor_printf(mon, " poll-grow=%" PRId64 "\n", value->poll_grow); 1069 monitor_printf(mon, " poll-shrink=%" PRId64 "\n", value->poll_shrink); 1070 monitor_printf(mon, " aio-max-batch=%" PRId64 "\n", 1071 value->aio_max_batch); 1072 } 1073 1074 qapi_free_IOThreadInfoList(info_list); 1075 } 1076 1077 static void print_stats_schema_value(Monitor *mon, StatsSchemaValue *value) 1078 { 1079 const char *unit = NULL; 1080 monitor_printf(mon, " %s (%s%s", value->name, StatsType_str(value->type), 1081 value->has_unit || value->exponent ? ", " : ""); 1082 1083 if (value->has_unit) { 1084 if (value->unit == STATS_UNIT_SECONDS) { 1085 unit = "s"; 1086 } else if (value->unit == STATS_UNIT_BYTES) { 1087 unit = "B"; 1088 } 1089 } 1090 1091 if (unit && value->base == 10 && 1092 value->exponent >= -18 && value->exponent <= 18 && 1093 value->exponent % 3 == 0) { 1094 monitor_puts(mon, si_prefix(value->exponent)); 1095 } else if (unit && value->base == 2 && 1096 value->exponent >= 0 && value->exponent <= 60 && 1097 value->exponent % 10 == 0) { 1098 1099 monitor_puts(mon, iec_binary_prefix(value->exponent)); 1100 } else if (value->exponent) { 1101 /* Use exponential notation and write the unit's English name */ 1102 monitor_printf(mon, "* %d^%d%s", 1103 value->base, value->exponent, 1104 value->has_unit ? " " : ""); 1105 unit = NULL; 1106 } 1107 1108 if (value->has_unit) { 1109 monitor_puts(mon, unit ? unit : StatsUnit_str(value->unit)); 1110 } 1111 1112 /* Print bucket size for linear histograms */ 1113 if (value->type == STATS_TYPE_LINEAR_HISTOGRAM && value->has_bucket_size) { 1114 monitor_printf(mon, ", bucket size=%d", value->bucket_size); 1115 } 1116 monitor_printf(mon, ")"); 1117 } 1118 1119 static StatsSchemaValueList *find_schema_value_list( 1120 StatsSchemaList *list, StatsProvider provider, 1121 StatsTarget target) 1122 { 1123 StatsSchemaList *node; 1124 1125 for (node = list; node; node = node->next) { 1126 if (node->value->provider == provider && 1127 node->value->target == target) { 1128 return node->value->stats; 1129 } 1130 } 1131 return NULL; 1132 } 1133 1134 static void print_stats_results(Monitor *mon, StatsTarget target, 1135 bool show_provider, 1136 StatsResult *result, 1137 StatsSchemaList *schema) 1138 { 1139 /* Find provider schema */ 1140 StatsSchemaValueList *schema_value_list = 1141 find_schema_value_list(schema, result->provider, target); 1142 StatsList *stats_list; 1143 1144 if (!schema_value_list) { 1145 monitor_printf(mon, "failed to find schema list for %s\n", 1146 StatsProvider_str(result->provider)); 1147 return; 1148 } 1149 1150 if (show_provider) { 1151 monitor_printf(mon, "provider: %s\n", 1152 StatsProvider_str(result->provider)); 1153 } 1154 1155 for (stats_list = result->stats; stats_list; 1156 stats_list = stats_list->next, 1157 schema_value_list = schema_value_list->next) { 1158 1159 Stats *stats = stats_list->value; 1160 StatsValue *stats_value = stats->value; 1161 StatsSchemaValue *schema_value = schema_value_list->value; 1162 1163 /* Find schema entry */ 1164 while (!g_str_equal(stats->name, schema_value->name)) { 1165 if (!schema_value_list->next) { 1166 monitor_printf(mon, "failed to find schema entry for %s\n", 1167 stats->name); 1168 return; 1169 } 1170 schema_value_list = schema_value_list->next; 1171 schema_value = schema_value_list->value; 1172 } 1173 1174 print_stats_schema_value(mon, schema_value); 1175 1176 if (stats_value->type == QTYPE_QNUM) { 1177 monitor_printf(mon, ": %" PRId64 "\n", stats_value->u.scalar); 1178 } else if (stats_value->type == QTYPE_QBOOL) { 1179 monitor_printf(mon, ": %s\n", stats_value->u.boolean ? "yes" : "no"); 1180 } else if (stats_value->type == QTYPE_QLIST) { 1181 uint64List *list; 1182 int i; 1183 1184 monitor_printf(mon, ": "); 1185 for (list = stats_value->u.list, i = 1; 1186 list; 1187 list = list->next, i++) { 1188 monitor_printf(mon, "[%d]=%" PRId64 " ", i, list->value); 1189 } 1190 monitor_printf(mon, "\n"); 1191 } 1192 } 1193 } 1194 1195 /* Create the StatsFilter that is needed for an "info stats" invocation. */ 1196 static StatsFilter *stats_filter(StatsTarget target, const char *names, 1197 int cpu_index, StatsProvider provider) 1198 { 1199 StatsFilter *filter = g_malloc0(sizeof(*filter)); 1200 StatsProvider provider_idx; 1201 StatsRequestList *request_list = NULL; 1202 1203 filter->target = target; 1204 switch (target) { 1205 case STATS_TARGET_VM: 1206 break; 1207 case STATS_TARGET_VCPU: 1208 { 1209 strList *vcpu_list = NULL; 1210 CPUState *cpu = qemu_get_cpu(cpu_index); 1211 char *canonical_path = object_get_canonical_path(OBJECT(cpu)); 1212 1213 QAPI_LIST_PREPEND(vcpu_list, canonical_path); 1214 filter->u.vcpu.has_vcpus = true; 1215 filter->u.vcpu.vcpus = vcpu_list; 1216 break; 1217 } 1218 default: 1219 break; 1220 } 1221 1222 if (!names && provider == STATS_PROVIDER__MAX) { 1223 return filter; 1224 } 1225 1226 /* 1227 * "info stats" can only query either one or all the providers. Querying 1228 * by name, but not by provider, requires the creation of one filter per 1229 * provider. 1230 */ 1231 for (provider_idx = 0; provider_idx < STATS_PROVIDER__MAX; provider_idx++) { 1232 if (provider == STATS_PROVIDER__MAX || provider == provider_idx) { 1233 StatsRequest *request = g_new0(StatsRequest, 1); 1234 request->provider = provider_idx; 1235 if (names && !g_str_equal(names, "*")) { 1236 request->has_names = true; 1237 request->names = strList_from_comma_list(names); 1238 } 1239 QAPI_LIST_PREPEND(request_list, request); 1240 } 1241 } 1242 1243 filter->has_providers = true; 1244 filter->providers = request_list; 1245 return filter; 1246 } 1247 1248 void hmp_info_stats(Monitor *mon, const QDict *qdict) 1249 { 1250 const char *target_str = qdict_get_str(qdict, "target"); 1251 const char *provider_str = qdict_get_try_str(qdict, "provider"); 1252 const char *names = qdict_get_try_str(qdict, "names"); 1253 1254 StatsProvider provider = STATS_PROVIDER__MAX; 1255 StatsTarget target; 1256 Error *err = NULL; 1257 g_autoptr(StatsSchemaList) schema = NULL; 1258 g_autoptr(StatsResultList) stats = NULL; 1259 g_autoptr(StatsFilter) filter = NULL; 1260 StatsResultList *entry; 1261 1262 target = qapi_enum_parse(&StatsTarget_lookup, target_str, -1, &err); 1263 if (err) { 1264 monitor_printf(mon, "invalid stats target %s\n", target_str); 1265 goto exit_no_print; 1266 } 1267 if (provider_str) { 1268 provider = qapi_enum_parse(&StatsProvider_lookup, provider_str, -1, &err); 1269 if (err) { 1270 monitor_printf(mon, "invalid stats provider %s\n", provider_str); 1271 goto exit_no_print; 1272 } 1273 } 1274 1275 schema = qmp_query_stats_schemas(provider_str ? true : false, 1276 provider, &err); 1277 if (err) { 1278 goto exit; 1279 } 1280 1281 switch (target) { 1282 case STATS_TARGET_VM: 1283 filter = stats_filter(target, names, -1, provider); 1284 break; 1285 case STATS_TARGET_VCPU: {} 1286 int cpu_index = monitor_get_cpu_index(mon); 1287 filter = stats_filter(target, names, cpu_index, provider); 1288 break; 1289 default: 1290 abort(); 1291 } 1292 1293 stats = qmp_query_stats(filter, &err); 1294 if (err) { 1295 goto exit; 1296 } 1297 for (entry = stats; entry; entry = entry->next) { 1298 print_stats_results(mon, target, provider_str == NULL, entry->value, schema); 1299 } 1300 1301 exit: 1302 if (err) { 1303 monitor_printf(mon, "%s\n", error_get_pretty(err)); 1304 } 1305 exit_no_print: 1306 error_free(err); 1307 } 1308 1309 static void hmp_virtio_dump_protocols(Monitor *mon, 1310 VhostDeviceProtocols *pcol) 1311 { 1312 strList *pcol_list = pcol->protocols; 1313 while (pcol_list) { 1314 monitor_printf(mon, "\t%s", pcol_list->value); 1315 pcol_list = pcol_list->next; 1316 if (pcol_list != NULL) { 1317 monitor_printf(mon, ",\n"); 1318 } 1319 } 1320 monitor_printf(mon, "\n"); 1321 if (pcol->has_unknown_protocols) { 1322 monitor_printf(mon, " unknown-protocols(0x%016"PRIx64")\n", 1323 pcol->unknown_protocols); 1324 } 1325 } 1326 1327 static void hmp_virtio_dump_status(Monitor *mon, 1328 VirtioDeviceStatus *status) 1329 { 1330 strList *status_list = status->statuses; 1331 while (status_list) { 1332 monitor_printf(mon, "\t%s", status_list->value); 1333 status_list = status_list->next; 1334 if (status_list != NULL) { 1335 monitor_printf(mon, ",\n"); 1336 } 1337 } 1338 monitor_printf(mon, "\n"); 1339 if (status->has_unknown_statuses) { 1340 monitor_printf(mon, " unknown-statuses(0x%016"PRIx32")\n", 1341 status->unknown_statuses); 1342 } 1343 } 1344 1345 static void hmp_virtio_dump_features(Monitor *mon, 1346 VirtioDeviceFeatures *features) 1347 { 1348 strList *transport_list = features->transports; 1349 while (transport_list) { 1350 monitor_printf(mon, "\t%s", transport_list->value); 1351 transport_list = transport_list->next; 1352 if (transport_list != NULL) { 1353 monitor_printf(mon, ",\n"); 1354 } 1355 } 1356 1357 monitor_printf(mon, "\n"); 1358 strList *list = features->dev_features; 1359 if (list) { 1360 while (list) { 1361 monitor_printf(mon, "\t%s", list->value); 1362 list = list->next; 1363 if (list != NULL) { 1364 monitor_printf(mon, ",\n"); 1365 } 1366 } 1367 monitor_printf(mon, "\n"); 1368 } 1369 1370 if (features->has_unknown_dev_features) { 1371 monitor_printf(mon, " unknown-features(0x%016"PRIx64")\n", 1372 features->unknown_dev_features); 1373 } 1374 } 1375 1376 void hmp_virtio_query(Monitor *mon, const QDict *qdict) 1377 { 1378 Error *err = NULL; 1379 VirtioInfoList *list = qmp_x_query_virtio(&err); 1380 VirtioInfoList *node; 1381 1382 if (err != NULL) { 1383 hmp_handle_error(mon, err); 1384 return; 1385 } 1386 1387 if (list == NULL) { 1388 monitor_printf(mon, "No VirtIO devices\n"); 1389 return; 1390 } 1391 1392 node = list; 1393 while (node) { 1394 monitor_printf(mon, "%s [%s]\n", node->value->path, 1395 node->value->name); 1396 node = node->next; 1397 } 1398 qapi_free_VirtioInfoList(list); 1399 } 1400 1401 void hmp_virtio_status(Monitor *mon, const QDict *qdict) 1402 { 1403 Error *err = NULL; 1404 const char *path = qdict_get_try_str(qdict, "path"); 1405 VirtioStatus *s = qmp_x_query_virtio_status(path, &err); 1406 1407 if (err != NULL) { 1408 hmp_handle_error(mon, err); 1409 return; 1410 } 1411 1412 monitor_printf(mon, "%s:\n", path); 1413 monitor_printf(mon, " device_name: %s %s\n", 1414 s->name, s->vhost_dev ? "(vhost)" : ""); 1415 monitor_printf(mon, " device_id: %d\n", s->device_id); 1416 monitor_printf(mon, " vhost_started: %s\n", 1417 s->vhost_started ? "true" : "false"); 1418 monitor_printf(mon, " bus_name: %s\n", s->bus_name); 1419 monitor_printf(mon, " broken: %s\n", 1420 s->broken ? "true" : "false"); 1421 monitor_printf(mon, " disabled: %s\n", 1422 s->disabled ? "true" : "false"); 1423 monitor_printf(mon, " disable_legacy_check: %s\n", 1424 s->disable_legacy_check ? "true" : "false"); 1425 monitor_printf(mon, " started: %s\n", 1426 s->started ? "true" : "false"); 1427 monitor_printf(mon, " use_started: %s\n", 1428 s->use_started ? "true" : "false"); 1429 monitor_printf(mon, " start_on_kick: %s\n", 1430 s->start_on_kick ? "true" : "false"); 1431 monitor_printf(mon, " use_guest_notifier_mask: %s\n", 1432 s->use_guest_notifier_mask ? "true" : "false"); 1433 monitor_printf(mon, " vm_running: %s\n", 1434 s->vm_running ? "true" : "false"); 1435 monitor_printf(mon, " num_vqs: %"PRId64"\n", s->num_vqs); 1436 monitor_printf(mon, " queue_sel: %d\n", 1437 s->queue_sel); 1438 monitor_printf(mon, " isr: %d\n", s->isr); 1439 monitor_printf(mon, " endianness: %s\n", 1440 s->device_endian); 1441 monitor_printf(mon, " status:\n"); 1442 hmp_virtio_dump_status(mon, s->status); 1443 monitor_printf(mon, " Guest features:\n"); 1444 hmp_virtio_dump_features(mon, s->guest_features); 1445 monitor_printf(mon, " Host features:\n"); 1446 hmp_virtio_dump_features(mon, s->host_features); 1447 monitor_printf(mon, " Backend features:\n"); 1448 hmp_virtio_dump_features(mon, s->backend_features); 1449 1450 if (s->vhost_dev) { 1451 monitor_printf(mon, " VHost:\n"); 1452 monitor_printf(mon, " nvqs: %d\n", 1453 s->vhost_dev->nvqs); 1454 monitor_printf(mon, " vq_index: %"PRId64"\n", 1455 s->vhost_dev->vq_index); 1456 monitor_printf(mon, " max_queues: %"PRId64"\n", 1457 s->vhost_dev->max_queues); 1458 monitor_printf(mon, " n_mem_sections: %"PRId64"\n", 1459 s->vhost_dev->n_mem_sections); 1460 monitor_printf(mon, " n_tmp_sections: %"PRId64"\n", 1461 s->vhost_dev->n_tmp_sections); 1462 monitor_printf(mon, " backend_cap: %"PRId64"\n", 1463 s->vhost_dev->backend_cap); 1464 monitor_printf(mon, " log_enabled: %s\n", 1465 s->vhost_dev->log_enabled ? "true" : "false"); 1466 monitor_printf(mon, " log_size: %"PRId64"\n", 1467 s->vhost_dev->log_size); 1468 monitor_printf(mon, " Features:\n"); 1469 hmp_virtio_dump_features(mon, s->vhost_dev->features); 1470 monitor_printf(mon, " Acked features:\n"); 1471 hmp_virtio_dump_features(mon, s->vhost_dev->acked_features); 1472 monitor_printf(mon, " Backend features:\n"); 1473 hmp_virtio_dump_features(mon, s->vhost_dev->backend_features); 1474 monitor_printf(mon, " Protocol features:\n"); 1475 hmp_virtio_dump_protocols(mon, s->vhost_dev->protocol_features); 1476 } 1477 1478 qapi_free_VirtioStatus(s); 1479 } 1480 1481 void hmp_vhost_queue_status(Monitor *mon, const QDict *qdict) 1482 { 1483 Error *err = NULL; 1484 const char *path = qdict_get_try_str(qdict, "path"); 1485 int queue = qdict_get_int(qdict, "queue"); 1486 VirtVhostQueueStatus *s = 1487 qmp_x_query_virtio_vhost_queue_status(path, queue, &err); 1488 1489 if (err != NULL) { 1490 hmp_handle_error(mon, err); 1491 return; 1492 } 1493 1494 monitor_printf(mon, "%s:\n", path); 1495 monitor_printf(mon, " device_name: %s (vhost)\n", 1496 s->name); 1497 monitor_printf(mon, " kick: %"PRId64"\n", s->kick); 1498 monitor_printf(mon, " call: %"PRId64"\n", s->call); 1499 monitor_printf(mon, " VRing:\n"); 1500 monitor_printf(mon, " num: %"PRId64"\n", s->num); 1501 monitor_printf(mon, " desc: 0x%016"PRIx64"\n", s->desc); 1502 monitor_printf(mon, " desc_phys: 0x%016"PRIx64"\n", 1503 s->desc_phys); 1504 monitor_printf(mon, " desc_size: %"PRId32"\n", s->desc_size); 1505 monitor_printf(mon, " avail: 0x%016"PRIx64"\n", s->avail); 1506 monitor_printf(mon, " avail_phys: 0x%016"PRIx64"\n", 1507 s->avail_phys); 1508 monitor_printf(mon, " avail_size: %"PRId32"\n", s->avail_size); 1509 monitor_printf(mon, " used: 0x%016"PRIx64"\n", s->used); 1510 monitor_printf(mon, " used_phys: 0x%016"PRIx64"\n", 1511 s->used_phys); 1512 monitor_printf(mon, " used_size: %"PRId32"\n", s->used_size); 1513 1514 qapi_free_VirtVhostQueueStatus(s); 1515 } 1516 1517 void hmp_virtio_queue_status(Monitor *mon, const QDict *qdict) 1518 { 1519 Error *err = NULL; 1520 const char *path = qdict_get_try_str(qdict, "path"); 1521 int queue = qdict_get_int(qdict, "queue"); 1522 VirtQueueStatus *s = qmp_x_query_virtio_queue_status(path, queue, &err); 1523 1524 if (err != NULL) { 1525 hmp_handle_error(mon, err); 1526 return; 1527 } 1528 1529 monitor_printf(mon, "%s:\n", path); 1530 monitor_printf(mon, " device_name: %s\n", s->name); 1531 monitor_printf(mon, " queue_index: %d\n", s->queue_index); 1532 monitor_printf(mon, " inuse: %d\n", s->inuse); 1533 monitor_printf(mon, " used_idx: %d\n", s->used_idx); 1534 monitor_printf(mon, " signalled_used: %d\n", 1535 s->signalled_used); 1536 monitor_printf(mon, " signalled_used_valid: %s\n", 1537 s->signalled_used_valid ? "true" : "false"); 1538 if (s->has_last_avail_idx) { 1539 monitor_printf(mon, " last_avail_idx: %d\n", 1540 s->last_avail_idx); 1541 } 1542 if (s->has_shadow_avail_idx) { 1543 monitor_printf(mon, " shadow_avail_idx: %d\n", 1544 s->shadow_avail_idx); 1545 } 1546 monitor_printf(mon, " VRing:\n"); 1547 monitor_printf(mon, " num: %"PRId32"\n", s->vring_num); 1548 monitor_printf(mon, " num_default: %"PRId32"\n", 1549 s->vring_num_default); 1550 monitor_printf(mon, " align: %"PRId32"\n", 1551 s->vring_align); 1552 monitor_printf(mon, " desc: 0x%016"PRIx64"\n", 1553 s->vring_desc); 1554 monitor_printf(mon, " avail: 0x%016"PRIx64"\n", 1555 s->vring_avail); 1556 monitor_printf(mon, " used: 0x%016"PRIx64"\n", 1557 s->vring_used); 1558 1559 qapi_free_VirtQueueStatus(s); 1560 } 1561 1562 void hmp_virtio_queue_element(Monitor *mon, const QDict *qdict) 1563 { 1564 Error *err = NULL; 1565 const char *path = qdict_get_try_str(qdict, "path"); 1566 int queue = qdict_get_int(qdict, "queue"); 1567 int index = qdict_get_try_int(qdict, "index", -1); 1568 VirtioQueueElement *e; 1569 VirtioRingDescList *list; 1570 1571 e = qmp_x_query_virtio_queue_element(path, queue, index != -1, 1572 index, &err); 1573 if (err != NULL) { 1574 hmp_handle_error(mon, err); 1575 return; 1576 } 1577 1578 monitor_printf(mon, "%s:\n", path); 1579 monitor_printf(mon, " device_name: %s\n", e->name); 1580 monitor_printf(mon, " index: %d\n", e->index); 1581 monitor_printf(mon, " desc:\n"); 1582 monitor_printf(mon, " descs:\n"); 1583 1584 list = e->descs; 1585 while (list) { 1586 monitor_printf(mon, " addr 0x%"PRIx64" len %d", 1587 list->value->addr, list->value->len); 1588 if (list->value->flags) { 1589 strList *flag = list->value->flags; 1590 monitor_printf(mon, " ("); 1591 while (flag) { 1592 monitor_printf(mon, "%s", flag->value); 1593 flag = flag->next; 1594 if (flag) { 1595 monitor_printf(mon, ", "); 1596 } 1597 } 1598 monitor_printf(mon, ")"); 1599 } 1600 list = list->next; 1601 if (list) { 1602 monitor_printf(mon, ",\n"); 1603 } 1604 } 1605 monitor_printf(mon, "\n"); 1606 monitor_printf(mon, " avail:\n"); 1607 monitor_printf(mon, " flags: %d\n", e->avail->flags); 1608 monitor_printf(mon, " idx: %d\n", e->avail->idx); 1609 monitor_printf(mon, " ring: %d\n", e->avail->ring); 1610 monitor_printf(mon, " used:\n"); 1611 monitor_printf(mon, " flags: %d\n", e->used->flags); 1612 monitor_printf(mon, " idx: %d\n", e->used->idx); 1613 1614 qapi_free_VirtioQueueElement(e); 1615 } 1616