hmp.c

   1 /*
   2  * Human Monitor Interface
   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 "hmp.h"
  17 #include "net.h"
  18 #include "qemu-option.h"
  19 #include "qemu-timer.h"
  20 #include "qmp-commands.h"
  21 #include "monitor.h"
  22 #include "console.h"
  23
  24 static void hmp_handle_error(Monitor *mon, Error **errp)
  25 {
  26     if (error_is_set(errp)) {
  27         monitor_printf(mon, "%s\n", error_get_pretty(*errp));
  28         error_free(*errp);
  29     }
  30 }
  31
  32 void hmp_info_name(Monitor *mon)
  33 {
  34     NameInfo *info;
  35
  36     info = qmp_query_name(NULL);
  37     if (info->has_name) {
  38         monitor_printf(mon, "%s\n", info->name);
  39     }
  40     qapi_free_NameInfo(info);
  41 }
  42
  43 void hmp_info_version(Monitor *mon)
  44 {
  45     VersionInfo *info;
  46
  47     info = qmp_query_version(NULL);
  48
  49     monitor_printf(mon, "%" PRId64 ".%" PRId64 ".%" PRId64 "%s\n",
  50                    info->qemu.major, info->qemu.minor, info->qemu.micro,
  51                    info->package);
  52
  53     qapi_free_VersionInfo(info);
  54 }
  55
  56 void hmp_info_kvm(Monitor *mon)
  57 {
  58     KvmInfo *info;
  59
  60     info = qmp_query_kvm(NULL);
  61     monitor_printf(mon, "kvm support: ");
  62     if (info->present) {
  63         monitor_printf(mon, "%s\n", info->enabled ? "enabled" : "disabled");
  64     } else {
  65         monitor_printf(mon, "not compiled\n");
  66     }
  67
  68     qapi_free_KvmInfo(info);
  69 }
  70
  71 void hmp_info_status(Monitor *mon)
  72 {
  73     StatusInfo *info;
  74
  75     info = qmp_query_status(NULL);
  76
  77     monitor_printf(mon, "VM status: %s%s",
  78                    info->running ? "running" : "paused",
  79                    info->singlestep ? " (single step mode)" : "");
  80
  81     if (!info->running && info->status != RUN_STATE_PAUSED) {
  82         monitor_printf(mon, " (%s)", RunState_lookup[info->status]);
  83     }
  84
  85     monitor_printf(mon, "\n");
  86
  87     qapi_free_StatusInfo(info);
  88 }
  89
  90 void hmp_info_uuid(Monitor *mon)
  91 {
  92     UuidInfo *info;
  93
  94     info = qmp_query_uuid(NULL);
  95     monitor_printf(mon, "%s\n", info->UUID);
  96     qapi_free_UuidInfo(info);
  97 }
  98
  99 void hmp_info_chardev(Monitor *mon)
 100 {
 101     ChardevInfoList *char_info, *info;
 102
 103     char_info = qmp_query_chardev(NULL);
 104     for (info = char_info; info; info = info->next) {
 105         monitor_printf(mon, "%s: filename=%s\n", info->value->label,
 106                                                  info->value->filename);
 107     }
 108
 109     qapi_free_ChardevInfoList(char_info);
 110 }
 111
 112 void hmp_info_mice(Monitor *mon)
 113 {
 114     MouseInfoList *mice_list, *mouse;
 115
 116     mice_list = qmp_query_mice(NULL);
 117     if (!mice_list) {
 118         monitor_printf(mon, "No mouse devices connected\n");
 119         return;
 120     }
 121
 122     for (mouse = mice_list; mouse; mouse = mouse->next) {
 123         monitor_printf(mon, "%c Mouse #%" PRId64 ": %s%s\n",
 124                        mouse->value->current ? '*' : ' ',
 125                        mouse->value->index, mouse->value->name,
 126                        mouse->value->absolute ? " (absolute)" : "");
 127     }
 128
 129     qapi_free_MouseInfoList(mice_list);
 130 }
 131
 132 void hmp_info_migrate(Monitor *mon)
 133 {
 134     MigrationInfo *info;
 135     MigrationCapabilityStatusList *caps, *cap;
 136
 137     info = qmp_query_migrate(NULL);
 138     caps = qmp_query_migrate_capabilities(NULL);
 139
 140     /* do not display parameters during setup */
 141     if (info->has_status && caps) {
 142         monitor_printf(mon, "capabilities: ");
 143         for (cap = caps; cap; cap = cap->next) {
 144             monitor_printf(mon, "%s: %s ",
 145                            MigrationCapability_lookup[cap->value->capability],
 146                            cap->value->state ? "on" : "off");
 147         }
 148         monitor_printf(mon, "\n");
 149     }
 150
 151     if (info->has_status) {
 152         monitor_printf(mon, "Migration status: %s\n", info->status);
 153         monitor_printf(mon, "total time: %" PRIu64 " milliseconds\n",
 154                        info->total_time);
 155         if (info->has_expected_downtime) {
 156             monitor_printf(mon, "expected downtime: %" PRIu64 " milliseconds\n",
 157                            info->expected_downtime);
 158         }
 159         if (info->has_downtime) {
 160             monitor_printf(mon, "downtime: %" PRIu64 " milliseconds\n",
 161                            info->downtime);
 162         }
 163     }
 164
 165     if (info->has_ram) {
 166         monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n",
 167                        info->ram->transferred >> 10);
 168         monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n",
 169                        info->ram->remaining >> 10);
 170         monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n",
 171                        info->ram->total >> 10);
 172         monitor_printf(mon, "duplicate: %" PRIu64 " pages\n",
 173                        info->ram->duplicate);
 174         monitor_printf(mon, "normal: %" PRIu64 " pages\n",
 175                        info->ram->normal);
 176         monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n",
 177                        info->ram->normal_bytes >> 10);
 178     }
 179
 180     if (info->has_disk) {
 181         monitor_printf(mon, "transferred disk: %" PRIu64 " kbytes\n",
 182                        info->disk->transferred >> 10);
 183         monitor_printf(mon, "remaining disk: %" PRIu64 " kbytes\n",
 184                        info->disk->remaining >> 10);
 185         monitor_printf(mon, "total disk: %" PRIu64 " kbytes\n",
 186                        info->disk->total >> 10);
 187     }
 188
 189     if (info->has_xbzrle_cache) {
 190         monitor_printf(mon, "cache size: %" PRIu64 " bytes\n",
 191                        info->xbzrle_cache->cache_size);
 192         monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n",
 193                        info->xbzrle_cache->bytes >> 10);
 194         monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n",
 195                        info->xbzrle_cache->pages);
 196         monitor_printf(mon, "xbzrle cache miss: %" PRIu64 "\n",
 197                        info->xbzrle_cache->cache_miss);
 198         monitor_printf(mon, "xbzrle overflow : %" PRIu64 "\n",
 199                        info->xbzrle_cache->overflow);
 200     }
 201
 202     qapi_free_MigrationInfo(info);
 203     qapi_free_MigrationCapabilityStatusList(caps);
 204 }
 205
 206 void hmp_info_migrate_capabilities(Monitor *mon)
 207 {
 208     MigrationCapabilityStatusList *caps, *cap;
 209
 210     caps = qmp_query_migrate_capabilities(NULL);
 211
 212     if (caps) {
 213         monitor_printf(mon, "capabilities: ");
 214         for (cap = caps; cap; cap = cap->next) {
 215             monitor_printf(mon, "%s: %s ",
 216                            MigrationCapability_lookup[cap->value->capability],
 217                            cap->value->state ? "on" : "off");
 218         }
 219         monitor_printf(mon, "\n");
 220     }
 221
 222     qapi_free_MigrationCapabilityStatusList(caps);
 223 }
 224
 225 void hmp_info_migrate_cache_size(Monitor *mon)
 226 {
 227     monitor_printf(mon, "xbzrel cache size: %" PRId64 " kbytes\n",
 228                    qmp_query_migrate_cache_size(NULL) >> 10);
 229 }
 230
 231 void hmp_info_cpus(Monitor *mon)
 232 {
 233     CpuInfoList *cpu_list, *cpu;
 234
 235     cpu_list = qmp_query_cpus(NULL);
 236
 237     for (cpu = cpu_list; cpu; cpu = cpu->next) {
 238         int active = ' ';
 239
 240         if (cpu->value->CPU == monitor_get_cpu_index()) {
 241             active = '*';
 242         }
 243
 244         monitor_printf(mon, "%c CPU #%" PRId64 ": ", active, cpu->value->CPU);
 245
 246         if (cpu->value->has_pc) {
 247             monitor_printf(mon, "pc=0x%016" PRIx64, cpu->value->pc);
 248         }
 249         if (cpu->value->has_nip) {
 250             monitor_printf(mon, "nip=0x%016" PRIx64, cpu->value->nip);
 251         }
 252         if (cpu->value->has_npc) {
 253             monitor_printf(mon, "pc=0x%016" PRIx64, cpu->value->pc);
 254             monitor_printf(mon, "npc=0x%016" PRIx64, cpu->value->npc);
 255         }
 256         if (cpu->value->has_PC) {
 257             monitor_printf(mon, "PC=0x%016" PRIx64, cpu->value->PC);
 258         }
 259
 260         if (cpu->value->halted) {
 261             monitor_printf(mon, " (halted)");
 262         }
 263
 264         monitor_printf(mon, " thread_id=%" PRId64 "\n", cpu->value->thread_id);
 265     }
 266
 267     qapi_free_CpuInfoList(cpu_list);
 268 }
 269
 270 void hmp_info_block(Monitor *mon)
 271 {
 272     BlockInfoList *block_list, *info;
 273
 274     block_list = qmp_query_block(NULL);
 275
 276     for (info = block_list; info; info = info->next) {
 277         monitor_printf(mon, "%s: removable=%d",
 278                        info->value->device, info->value->removable);
 279
 280         if (info->value->removable) {
 281             monitor_printf(mon, " locked=%d", info->value->locked);
 282             monitor_printf(mon, " tray-open=%d", info->value->tray_open);
 283         }
 284
 285         if (info->value->has_io_status) {
 286             monitor_printf(mon, " io-status=%s",
 287                            BlockDeviceIoStatus_lookup[info->value->io_status]);
 288         }
 289
 290         if (info->value->has_inserted) {
 291             monitor_printf(mon, " file=");
 292             monitor_print_filename(mon, info->value->inserted->file);
 293
 294             if (info->value->inserted->has_backing_file) {
 295                 monitor_printf(mon, " backing_file=");
 296                 monitor_print_filename(mon, info->value->inserted->backing_file);
 297                 monitor_printf(mon, " backing_file_depth=%" PRId64,
 298                     info->value->inserted->backing_file_depth);
 299             }
 300             monitor_printf(mon, " ro=%d drv=%s encrypted=%d",
 301                            info->value->inserted->ro,
 302                            info->value->inserted->drv,
 303                            info->value->inserted->encrypted);
 304
 305             monitor_printf(mon, " bps=%" PRId64 " bps_rd=%" PRId64
 306                             " bps_wr=%" PRId64 " iops=%" PRId64
 307                             " iops_rd=%" PRId64 " iops_wr=%" PRId64,
 308                             info->value->inserted->bps,
 309                             info->value->inserted->bps_rd,
 310                             info->value->inserted->bps_wr,
 311                             info->value->inserted->iops,
 312                             info->value->inserted->iops_rd,
 313                             info->value->inserted->iops_wr);
 314         } else {
 315             monitor_printf(mon, " [not inserted]");
 316         }
 317
 318         monitor_printf(mon, "\n");
 319     }
 320
 321     qapi_free_BlockInfoList(block_list);
 322 }
 323
 324 void hmp_info_blockstats(Monitor *mon)
 325 {
 326     BlockStatsList *stats_list, *stats;
 327
 328     stats_list = qmp_query_blockstats(NULL);
 329
 330     for (stats = stats_list; stats; stats = stats->next) {
 331         if (!stats->value->has_device) {
 332             continue;
 333         }
 334
 335         monitor_printf(mon, "%s:", stats->value->device);
 336         monitor_printf(mon, " rd_bytes=%" PRId64
 337                        " wr_bytes=%" PRId64
 338                        " rd_operations=%" PRId64
 339                        " wr_operations=%" PRId64
 340                        " flush_operations=%" PRId64
 341                        " wr_total_time_ns=%" PRId64
 342                        " rd_total_time_ns=%" PRId64
 343                        " flush_total_time_ns=%" PRId64
 344                        "\n",
 345                        stats->value->stats->rd_bytes,
 346                        stats->value->stats->wr_bytes,
 347                        stats->value->stats->rd_operations,
 348                        stats->value->stats->wr_operations,
 349                        stats->value->stats->flush_operations,
 350                        stats->value->stats->wr_total_time_ns,
 351                        stats->value->stats->rd_total_time_ns,
 352                        stats->value->stats->flush_total_time_ns);
 353     }
 354
 355     qapi_free_BlockStatsList(stats_list);
 356 }
 357
 358 void hmp_info_vnc(Monitor *mon)
 359 {
 360     VncInfo *info;
 361     Error *err = NULL;
 362     VncClientInfoList *client;
 363
 364     info = qmp_query_vnc(&err);
 365     if (err) {
 366         monitor_printf(mon, "%s\n", error_get_pretty(err));
 367         error_free(err);
 368         return;
 369     }
 370
 371     if (!info->enabled) {
 372         monitor_printf(mon, "Server: disabled\n");
 373         goto out;
 374     }
 375
 376     monitor_printf(mon, "Server:\n");
 377     if (info->has_host && info->has_service) {
 378         monitor_printf(mon, "     address: %s:%s\n", info->host, info->service);
 379     }
 380     if (info->has_auth) {
 381         monitor_printf(mon, "        auth: %s\n", info->auth);
 382     }
 383
 384     if (!info->has_clients || info->clients == NULL) {
 385         monitor_printf(mon, "Client: none\n");
 386     } else {
 387         for (client = info->clients; client; client = client->next) {
 388             monitor_printf(mon, "Client:\n");
 389             monitor_printf(mon, "     address: %s:%s\n",
 390                            client->value->host, client->value->service);
 391             monitor_printf(mon, "  x509_dname: %s\n",
 392                            client->value->x509_dname ?
 393                            client->value->x509_dname : "none");
 394             monitor_printf(mon, "    username: %s\n",
 395                            client->value->has_sasl_username ?
 396                            client->value->sasl_username : "none");
 397         }
 398     }
 399
 400 out:
 401     qapi_free_VncInfo(info);
 402 }
 403
 404 void hmp_info_spice(Monitor *mon)
 405 {
 406     SpiceChannelList *chan;
 407     SpiceInfo *info;
 408
 409     info = qmp_query_spice(NULL);
 410
 411     if (!info->enabled) {
 412         monitor_printf(mon, "Server: disabled\n");
 413         goto out;
 414     }
 415
 416     monitor_printf(mon, "Server:\n");
 417     if (info->has_port) {
 418         monitor_printf(mon, "     address: %s:%" PRId64 "\n",
 419                        info->host, info->port);
 420     }
 421     if (info->has_tls_port) {
 422         monitor_printf(mon, "     address: %s:%" PRId64 " [tls]\n",
 423                        info->host, info->tls_port);
 424     }
 425     monitor_printf(mon, "    migrated: %s\n",
 426                    info->migrated ? "true" : "false");
 427     monitor_printf(mon, "        auth: %s\n", info->auth);
 428     monitor_printf(mon, "    compiled: %s\n", info->compiled_version);
 429     monitor_printf(mon, "  mouse-mode: %s\n",
 430                    SpiceQueryMouseMode_lookup[info->mouse_mode]);
 431
 432     if (!info->has_channels || info->channels == NULL) {
 433         monitor_printf(mon, "Channels: none\n");
 434     } else {
 435         for (chan = info->channels; chan; chan = chan->next) {
 436             monitor_printf(mon, "Channel:\n");
 437             monitor_printf(mon, "     address: %s:%s%s\n",
 438                            chan->value->host, chan->value->port,
 439                            chan->value->tls ? " [tls]" : "");
 440             monitor_printf(mon, "     session: %" PRId64 "\n",
 441                            chan->value->connection_id);
 442             monitor_printf(mon, "     channel: %" PRId64 ":%" PRId64 "\n",
 443                            chan->value->channel_type, chan->value->channel_id);
 444         }
 445     }
 446
 447 out:
 448     qapi_free_SpiceInfo(info);
 449 }
 450
 451 void hmp_info_balloon(Monitor *mon)
 452 {
 453     BalloonInfo *info;
 454     Error *err = NULL;
 455
 456     info = qmp_query_balloon(&err);
 457     if (err) {
 458         monitor_printf(mon, "%s\n", error_get_pretty(err));
 459         error_free(err);
 460         return;
 461     }
 462
 463     monitor_printf(mon, "balloon: actual=%" PRId64, info->actual >> 20);
 464     if (info->has_mem_swapped_in) {
 465         monitor_printf(mon, " mem_swapped_in=%" PRId64, info->mem_swapped_in);
 466     }
 467     if (info->has_mem_swapped_out) {
 468         monitor_printf(mon, " mem_swapped_out=%" PRId64, info->mem_swapped_out);
 469     }
 470     if (info->has_major_page_faults) {
 471         monitor_printf(mon, " major_page_faults=%" PRId64,
 472                        info->major_page_faults);
 473     }
 474     if (info->has_minor_page_faults) {
 475         monitor_printf(mon, " minor_page_faults=%" PRId64,
 476                        info->minor_page_faults);
 477     }
 478     if (info->has_free_mem) {
 479         monitor_printf(mon, " free_mem=%" PRId64, info->free_mem);
 480     }
 481     if (info->has_total_mem) {
 482         monitor_printf(mon, " total_mem=%" PRId64, info->total_mem);
 483     }
 484
 485     monitor_printf(mon, "\n");
 486
 487     qapi_free_BalloonInfo(info);
 488 }
 489
 490 static void hmp_info_pci_device(Monitor *mon, const PciDeviceInfo *dev)
 491 {
 492     PciMemoryRegionList *region;
 493
 494     monitor_printf(mon, "  Bus %2" PRId64 ", ", dev->bus);
 495     monitor_printf(mon, "device %3" PRId64 ", function %" PRId64 ":\n",
 496                    dev->slot, dev->function);
 497     monitor_printf(mon, "    ");
 498
 499     if (dev->class_info.has_desc) {
 500         monitor_printf(mon, "%s", dev->class_info.desc);
 501     } else {
 502         monitor_printf(mon, "Class %04" PRId64, dev->class_info.class);
 503     }
 504
 505     monitor_printf(mon, ": PCI device %04" PRIx64 ":%04" PRIx64 "\n",
 506                    dev->id.vendor, dev->id.device);
 507
 508     if (dev->has_irq) {
 509         monitor_printf(mon, "      IRQ %" PRId64 ".\n", dev->irq);
 510     }
 511
 512     if (dev->has_pci_bridge) {
 513         monitor_printf(mon, "      BUS %" PRId64 ".\n",
 514                        dev->pci_bridge->bus.number);
 515         monitor_printf(mon, "      secondary bus %" PRId64 ".\n",
 516                        dev->pci_bridge->bus.secondary);
 517         monitor_printf(mon, "      subordinate bus %" PRId64 ".\n",
 518                        dev->pci_bridge->bus.subordinate);
 519
 520         monitor_printf(mon, "      IO range [0x%04"PRIx64", 0x%04"PRIx64"]\n",
 521                        dev->pci_bridge->bus.io_range->base,
 522                        dev->pci_bridge->bus.io_range->limit);
 523
 524         monitor_printf(mon,
 525                        "      memory range [0x%08"PRIx64", 0x%08"PRIx64"]\n",
 526                        dev->pci_bridge->bus.memory_range->base,
 527                        dev->pci_bridge->bus.memory_range->limit);
 528
 529         monitor_printf(mon, "      prefetchable memory range "
 530                        "[0x%08"PRIx64", 0x%08"PRIx64"]\n",
 531                        dev->pci_bridge->bus.prefetchable_range->base,
 532                        dev->pci_bridge->bus.prefetchable_range->limit);
 533     }
 534
 535     for (region = dev->regions; region; region = region->next) {
 536         uint64_t addr, size;
 537
 538         addr = region->value->address;
 539         size = region->value->size;
 540
 541         monitor_printf(mon, "      BAR%" PRId64 ": ", region->value->bar);
 542
 543         if (!strcmp(region->value->type, "io")) {
 544             monitor_printf(mon, "I/O at 0x%04" PRIx64
 545                                 " [0x%04" PRIx64 "].\n",
 546                            addr, addr + size - 1);
 547         } else {
 548             monitor_printf(mon, "%d bit%s memory at 0x%08" PRIx64
 549                                " [0x%08" PRIx64 "].\n",
 550                            region->value->mem_type_64 ? 64 : 32,
 551                            region->value->prefetch ? " prefetchable" : "",
 552                            addr, addr + size - 1);
 553         }
 554     }
 555
 556     monitor_printf(mon, "      id \"%s\"\n", dev->qdev_id);
 557
 558     if (dev->has_pci_bridge) {
 559         if (dev->pci_bridge->has_devices) {
 560             PciDeviceInfoList *cdev;
 561             for (cdev = dev->pci_bridge->devices; cdev; cdev = cdev->next) {
 562                 hmp_info_pci_device(mon, cdev->value);
 563             }
 564         }
 565     }
 566 }
 567
 568 void hmp_info_pci(Monitor *mon)
 569 {
 570     PciInfoList *info_list, *info;
 571     Error *err = NULL;
 572
 573     info_list = qmp_query_pci(&err);
 574     if (err) {
 575         monitor_printf(mon, "PCI devices not supported\n");
 576         error_free(err);
 577         return;
 578     }
 579
 580     for (info = info_list; info; info = info->next) {
 581         PciDeviceInfoList *dev;
 582
 583         for (dev = info->value->devices; dev; dev = dev->next) {
 584             hmp_info_pci_device(mon, dev->value);
 585         }
 586     }
 587
 588     qapi_free_PciInfoList(info_list);
 589 }
 590
 591 void hmp_info_block_jobs(Monitor *mon)
 592 {
 593     BlockJobInfoList *list;
 594     Error *err = NULL;
 595
 596     list = qmp_query_block_jobs(&err);
 597     assert(!err);
 598
 599     if (!list) {
 600         monitor_printf(mon, "No active jobs\n");
 601         return;
 602     }
 603
 604     while (list) {
 605         if (strcmp(list->value->type, "stream") == 0) {
 606             monitor_printf(mon, "Streaming device %s: Completed %" PRId64
 607                            " of %" PRId64 " bytes, speed limit %" PRId64
 608                            " bytes/s\n",
 609                            list->value->device,
 610                            list->value->offset,
 611                            list->value->len,
 612                            list->value->speed);
 613         } else {
 614             monitor_printf(mon, "Type %s, device %s: Completed %" PRId64
 615                            " of %" PRId64 " bytes, speed limit %" PRId64
 616                            " bytes/s\n",
 617                            list->value->type,
 618                            list->value->device,
 619                            list->value->offset,
 620                            list->value->len,
 621                            list->value->speed);
 622         }
 623         list = list->next;
 624     }
 625 }
 626
 627 void hmp_quit(Monitor *mon, const QDict *qdict)
 628 {
 629     monitor_suspend(mon);
 630     qmp_quit(NULL);
 631 }
 632
 633 void hmp_stop(Monitor *mon, const QDict *qdict)
 634 {
 635     qmp_stop(NULL);
 636 }
 637
 638 void hmp_system_reset(Monitor *mon, const QDict *qdict)
 639 {
 640     qmp_system_reset(NULL);
 641 }
 642
 643 void hmp_system_powerdown(Monitor *mon, const QDict *qdict)
 644 {
 645     qmp_system_powerdown(NULL);
 646 }
 647
 648 void hmp_cpu(Monitor *mon, const QDict *qdict)
 649 {
 650     int64_t cpu_index;
 651
 652     /* XXX: drop the monitor_set_cpu() usage when all HMP commands that
 653             use it are converted to the QAPI */
 654     cpu_index = qdict_get_int(qdict, "index");
 655     if (monitor_set_cpu(cpu_index) < 0) {
 656         monitor_printf(mon, "invalid CPU index\n");
 657     }
 658 }
 659
 660 void hmp_memsave(Monitor *mon, const QDict *qdict)
 661 {
 662     uint32_t size = qdict_get_int(qdict, "size");
 663     const char *filename = qdict_get_str(qdict, "filename");
 664     uint64_t addr = qdict_get_int(qdict, "val");
 665     Error *errp = NULL;
 666
 667     qmp_memsave(addr, size, filename, true, monitor_get_cpu_index(), &errp);
 668     hmp_handle_error(mon, &errp);
 669 }
 670
 671 void hmp_pmemsave(Monitor *mon, const QDict *qdict)
 672 {
 673     uint32_t size = qdict_get_int(qdict, "size");
 674     const char *filename = qdict_get_str(qdict, "filename");
 675     uint64_t addr = qdict_get_int(qdict, "val");
 676     Error *errp = NULL;
 677
 678     qmp_pmemsave(addr, size, filename, &errp);
 679     hmp_handle_error(mon, &errp);
 680 }
 681
 682 static void hmp_cont_cb(void *opaque, int err)
 683 {
 684     if (!err) {
 685         qmp_cont(NULL);
 686     }
 687 }
 688
 689 static bool key_is_missing(const BlockInfo *bdev)
 690 {
 691     return (bdev->inserted && bdev->inserted->encryption_key_missing);
 692 }
 693
 694 void hmp_cont(Monitor *mon, const QDict *qdict)
 695 {
 696     BlockInfoList *bdev_list, *bdev;
 697     Error *errp = NULL;
 698
 699     bdev_list = qmp_query_block(NULL);
 700     for (bdev = bdev_list; bdev; bdev = bdev->next) {
 701         if (key_is_missing(bdev->value)) {
 702             monitor_read_block_device_key(mon, bdev->value->device,
 703                                           hmp_cont_cb, NULL);
 704             goto out;
 705         }
 706     }
 707
 708     qmp_cont(&errp);
 709     hmp_handle_error(mon, &errp);
 710
 711 out:
 712     qapi_free_BlockInfoList(bdev_list);
 713 }
 714
 715 void hmp_system_wakeup(Monitor *mon, const QDict *qdict)
 716 {
 717     qmp_system_wakeup(NULL);
 718 }
 719
 720 void hmp_inject_nmi(Monitor *mon, const QDict *qdict)
 721 {
 722     Error *errp = NULL;
 723
 724     qmp_inject_nmi(&errp);
 725     hmp_handle_error(mon, &errp);
 726 }
 727
 728 void hmp_set_link(Monitor *mon, const QDict *qdict)
 729 {
 730     const char *name = qdict_get_str(qdict, "name");
 731     int up = qdict_get_bool(qdict, "up");
 732     Error *errp = NULL;
 733
 734     qmp_set_link(name, up, &errp);
 735     hmp_handle_error(mon, &errp);
 736 }
 737
 738 void hmp_block_passwd(Monitor *mon, const QDict *qdict)
 739 {
 740     const char *device = qdict_get_str(qdict, "device");
 741     const char *password = qdict_get_str(qdict, "password");
 742     Error *errp = NULL;
 743
 744     qmp_block_passwd(device, password, &errp);
 745     hmp_handle_error(mon, &errp);
 746 }
 747
 748 void hmp_balloon(Monitor *mon, const QDict *qdict)
 749 {
 750     int64_t value = qdict_get_int(qdict, "value");
 751     Error *errp = NULL;
 752
 753     qmp_balloon(value, &errp);
 754     if (error_is_set(&errp)) {
 755         monitor_printf(mon, "balloon: %s\n", error_get_pretty(errp));
 756         error_free(errp);
 757     }
 758 }
 759
 760 void hmp_block_resize(Monitor *mon, const QDict *qdict)
 761 {
 762     const char *device = qdict_get_str(qdict, "device");
 763     int64_t size = qdict_get_int(qdict, "size");
 764     Error *errp = NULL;
 765
 766     qmp_block_resize(device, size, &errp);
 767     hmp_handle_error(mon, &errp);
 768 }
 769
 770 void hmp_snapshot_blkdev(Monitor *mon, const QDict *qdict)
 771 {
 772     const char *device = qdict_get_str(qdict, "device");
 773     const char *filename = qdict_get_try_str(qdict, "snapshot-file");
 774     const char *format = qdict_get_try_str(qdict, "format");
 775     int reuse = qdict_get_try_bool(qdict, "reuse", 0);
 776     enum NewImageMode mode;
 777     Error *errp = NULL;
 778
 779     if (!filename) {
 780         /* In the future, if 'snapshot-file' is not specified, the snapshot
 781            will be taken internally. Today it's actually required. */
 782         error_set(&errp, QERR_MISSING_PARAMETER, "snapshot-file");
 783         hmp_handle_error(mon, &errp);
 784         return;
 785     }
 786
 787     mode = reuse ? NEW_IMAGE_MODE_EXISTING : NEW_IMAGE_MODE_ABSOLUTE_PATHS;
 788     qmp_blockdev_snapshot_sync(device, filename, !!format, format,
 789                                true, mode, &errp);
 790     hmp_handle_error(mon, &errp);
 791 }
 792
 793 void hmp_migrate_cancel(Monitor *mon, const QDict *qdict)
 794 {
 795     qmp_migrate_cancel(NULL);
 796 }
 797
 798 void hmp_migrate_set_downtime(Monitor *mon, const QDict *qdict)
 799 {
 800     double value = qdict_get_double(qdict, "value");
 801     qmp_migrate_set_downtime(value, NULL);
 802 }
 803
 804 void hmp_migrate_set_cache_size(Monitor *mon, const QDict *qdict)
 805 {
 806     int64_t value = qdict_get_int(qdict, "value");
 807     Error *err = NULL;
 808
 809     qmp_migrate_set_cache_size(value, &err);
 810     if (err) {
 811         monitor_printf(mon, "%s\n", error_get_pretty(err));
 812         error_free(err);
 813         return;
 814     }
 815 }
 816
 817 void hmp_migrate_set_speed(Monitor *mon, const QDict *qdict)
 818 {
 819     int64_t value = qdict_get_int(qdict, "value");
 820     qmp_migrate_set_speed(value, NULL);
 821 }
 822
 823 void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict)
 824 {
 825     const char *cap = qdict_get_str(qdict, "capability");
 826     bool state = qdict_get_bool(qdict, "state");
 827     Error *err = NULL;
 828     MigrationCapabilityStatusList *caps = g_malloc0(sizeof(*caps));
 829     int i;
 830
 831     for (i = 0; i < MIGRATION_CAPABILITY_MAX; i++) {
 832         if (strcmp(cap, MigrationCapability_lookup[i]) == 0) {
 833             caps->value = g_malloc0(sizeof(*caps->value));
 834             caps->value->capability = i;
 835             caps->value->state = state;
 836             caps->next = NULL;
 837             qmp_migrate_set_capabilities(caps, &err);
 838             break;
 839         }
 840     }
 841
 842     if (i == MIGRATION_CAPABILITY_MAX) {
 843         error_set(&err, QERR_INVALID_PARAMETER, cap);
 844     }
 845
 846     qapi_free_MigrationCapabilityStatusList(caps);
 847
 848     if (err) {
 849         monitor_printf(mon, "migrate_set_parameter: %s\n",
 850                        error_get_pretty(err));
 851         error_free(err);
 852     }
 853 }
 854
 855 void hmp_set_password(Monitor *mon, const QDict *qdict)
 856 {
 857     const char *protocol  = qdict_get_str(qdict, "protocol");
 858     const char *password  = qdict_get_str(qdict, "password");
 859     const char *connected = qdict_get_try_str(qdict, "connected");
 860     Error *err = NULL;
 861
 862     qmp_set_password(protocol, password, !!connected, connected, &err);
 863     hmp_handle_error(mon, &err);
 864 }
 865
 866 void hmp_expire_password(Monitor *mon, const QDict *qdict)
 867 {
 868     const char *protocol  = qdict_get_str(qdict, "protocol");
 869     const char *whenstr = qdict_get_str(qdict, "time");
 870     Error *err = NULL;
 871
 872     qmp_expire_password(protocol, whenstr, &err);
 873     hmp_handle_error(mon, &err);
 874 }
 875
 876 void hmp_eject(Monitor *mon, const QDict *qdict)
 877 {
 878     int force = qdict_get_try_bool(qdict, "force", 0);
 879     const char *device = qdict_get_str(qdict, "device");
 880     Error *err = NULL;
 881
 882     qmp_eject(device, true, force, &err);
 883     hmp_handle_error(mon, &err);
 884 }
 885
 886 static void hmp_change_read_arg(Monitor *mon, const char *password,
 887                                 void *opaque)
 888 {
 889     qmp_change_vnc_password(password, NULL);
 890     monitor_read_command(mon, 1);
 891 }
 892
 893 void hmp_change(Monitor *mon, const QDict *qdict)
 894 {
 895     const char *device = qdict_get_str(qdict, "device");
 896     const char *target = qdict_get_str(qdict, "target");
 897     const char *arg = qdict_get_try_str(qdict, "arg");
 898     Error *err = NULL;
 899
 900     if (strcmp(device, "vnc") == 0 &&
 901             (strcmp(target, "passwd") == 0 ||
 902              strcmp(target, "password") == 0)) {
 903         if (!arg) {
 904             monitor_read_password(mon, hmp_change_read_arg, NULL);
 905             return;
 906         }
 907     }
 908
 909     qmp_change(device, target, !!arg, arg, &err);
 910     if (error_is_set(&err) &&
 911         error_get_class(err) == ERROR_CLASS_DEVICE_ENCRYPTED) {
 912         error_free(err);
 913         monitor_read_block_device_key(mon, device, NULL, NULL);
 914         return;
 915     }
 916     hmp_handle_error(mon, &err);
 917 }
 918
 919 void hmp_block_set_io_throttle(Monitor *mon, const QDict *qdict)
 920 {
 921     Error *err = NULL;
 922
 923     qmp_block_set_io_throttle(qdict_get_str(qdict, "device"),
 924                               qdict_get_int(qdict, "bps"),
 925                               qdict_get_int(qdict, "bps_rd"),
 926                               qdict_get_int(qdict, "bps_wr"),
 927                               qdict_get_int(qdict, "iops"),
 928                               qdict_get_int(qdict, "iops_rd"),
 929                               qdict_get_int(qdict, "iops_wr"), &err);
 930     hmp_handle_error(mon, &err);
 931 }
 932
 933 void hmp_block_stream(Monitor *mon, const QDict *qdict)
 934 {
 935     Error *error = NULL;
 936     const char *device = qdict_get_str(qdict, "device");
 937     const char *base = qdict_get_try_str(qdict, "base");
 938     int64_t speed = qdict_get_try_int(qdict, "speed", 0);
 939
 940     qmp_block_stream(device, base != NULL, base,
 941                      qdict_haskey(qdict, "speed"), speed,
 942                      BLOCKDEV_ON_ERROR_REPORT, true, &error);
 943
 944     hmp_handle_error(mon, &error);
 945 }
 946
 947 void hmp_block_job_set_speed(Monitor *mon, const QDict *qdict)
 948 {
 949     Error *error = NULL;
 950     const char *device = qdict_get_str(qdict, "device");
 951     int64_t value = qdict_get_int(qdict, "speed");
 952
 953     qmp_block_job_set_speed(device, value, &error);
 954
 955     hmp_handle_error(mon, &error);
 956 }
 957
 958 void hmp_block_job_cancel(Monitor *mon, const QDict *qdict)
 959 {
 960     Error *error = NULL;
 961     const char *device = qdict_get_str(qdict, "device");
 962     bool force = qdict_get_try_bool(qdict, "force", 0);
 963
 964     qmp_block_job_cancel(device, true, force, &error);
 965
 966     hmp_handle_error(mon, &error);
 967 }
 968
 969 void hmp_block_job_pause(Monitor *mon, const QDict *qdict)
 970 {
 971     Error *error = NULL;
 972     const char *device = qdict_get_str(qdict, "device");
 973
 974     qmp_block_job_pause(device, &error);
 975
 976     hmp_handle_error(mon, &error);
 977 }
 978
 979 void hmp_block_job_resume(Monitor *mon, const QDict *qdict)
 980 {
 981     Error *error = NULL;
 982     const char *device = qdict_get_str(qdict, "device");
 983
 984     qmp_block_job_resume(device, &error);
 985
 986     hmp_handle_error(mon, &error);
 987 }
 988
 989 typedef struct MigrationStatus
 990 {
 991     QEMUTimer *timer;
 992     Monitor *mon;
 993     bool is_block_migration;
 994 } MigrationStatus;
 995
 996 static void hmp_migrate_status_cb(void *opaque)
 997 {
 998     MigrationStatus *status = opaque;
 999     MigrationInfo *info;
1000
1001     info = qmp_query_migrate(NULL);
1002     if (!info->has_status || strcmp(info->status, "active") == 0) {
1003         if (info->has_disk) {
1004             int progress;
1005
1006             if (info->disk->remaining) {
1007                 progress = info->disk->transferred * 100 / info->disk->total;
1008             } else {
1009                 progress = 100;
1010             }
1011
1012             monitor_printf(status->mon, "Completed %d %%\r", progress);
1013             monitor_flush(status->mon);
1014         }
1015
1016         qemu_mod_timer(status->timer, qemu_get_clock_ms(rt_clock) + 1000);
1017     } else {
1018         if (status->is_block_migration) {
1019             monitor_printf(status->mon, "\n");
1020         }
1021         monitor_resume(status->mon);
1022         qemu_del_timer(status->timer);
1023         g_free(status);
1024     }
1025
1026     qapi_free_MigrationInfo(info);
1027 }
1028
1029 void hmp_migrate(Monitor *mon, const QDict *qdict)
1030 {
1031     int detach = qdict_get_try_bool(qdict, "detach", 0);
1032     int blk = qdict_get_try_bool(qdict, "blk", 0);
1033     int inc = qdict_get_try_bool(qdict, "inc", 0);
1034     const char *uri = qdict_get_str(qdict, "uri");
1035     Error *err = NULL;
1036
1037     qmp_migrate(uri, !!blk, blk, !!inc, inc, false, false, &err);
1038     if (err) {
1039         monitor_printf(mon, "migrate: %s\n", error_get_pretty(err));
1040         error_free(err);
1041         return;
1042     }
1043
1044     if (!detach) {
1045         MigrationStatus *status;
1046
1047         if (monitor_suspend(mon) < 0) {
1048             monitor_printf(mon, "terminal does not allow synchronous "
1049                            "migration, continuing detached\n");
1050             return;
1051         }
1052
1053         status = g_malloc0(sizeof(*status));
1054         status->mon = mon;
1055         status->is_block_migration = blk || inc;
1056         status->timer = qemu_new_timer_ms(rt_clock, hmp_migrate_status_cb,
1057                                           status);
1058         qemu_mod_timer(status->timer, qemu_get_clock_ms(rt_clock));
1059     }
1060 }
1061
1062 void hmp_device_del(Monitor *mon, const QDict *qdict)
1063 {
1064     const char *id = qdict_get_str(qdict, "id");
1065     Error *err = NULL;
1066
1067     qmp_device_del(id, &err);
1068     hmp_handle_error(mon, &err);
1069 }
1070
1071 void hmp_dump_guest_memory(Monitor *mon, const QDict *qdict)
1072 {
1073     Error *errp = NULL;
1074     int paging = qdict_get_try_bool(qdict, "paging", 0);
1075     const char *file = qdict_get_str(qdict, "filename");
1076     bool has_begin = qdict_haskey(qdict, "begin");
1077     bool has_length = qdict_haskey(qdict, "length");
1078     int64_t begin = 0;
1079     int64_t length = 0;
1080     char *prot;
1081
1082     if (has_begin) {
1083         begin = qdict_get_int(qdict, "begin");
1084     }
1085     if (has_length) {
1086         length = qdict_get_int(qdict, "length");
1087     }
1088
1089     prot = g_strconcat("file:", file, NULL);
1090
1091     qmp_dump_guest_memory(paging, prot, has_begin, begin, has_length, length,
1092                           &errp);
1093     hmp_handle_error(mon, &errp);
1094     g_free(prot);
1095 }
1096
1097 void hmp_netdev_add(Monitor *mon, const QDict *qdict)
1098 {
1099     Error *err = NULL;
1100     QemuOpts *opts;
1101
1102     opts = qemu_opts_from_qdict(qemu_find_opts("netdev"), qdict, &err);
1103     if (error_is_set(&err)) {
1104         goto out;
1105     }
1106
1107     netdev_add(opts, &err);
1108     if (error_is_set(&err)) {
1109         qemu_opts_del(opts);
1110     }
1111
1112 out:
1113     hmp_handle_error(mon, &err);
1114 }
1115
1116 void hmp_netdev_del(Monitor *mon, const QDict *qdict)
1117 {
1118     const char *id = qdict_get_str(qdict, "id");
1119     Error *err = NULL;
1120
1121     qmp_netdev_del(id, &err);
1122     hmp_handle_error(mon, &err);
1123 }
1124
1125 void hmp_getfd(Monitor *mon, const QDict *qdict)
1126 {
1127     const char *fdname = qdict_get_str(qdict, "fdname");
1128     Error *errp = NULL;
1129
1130     qmp_getfd(fdname, &errp);
1131     hmp_handle_error(mon, &errp);
1132 }
1133
1134 void hmp_closefd(Monitor *mon, const QDict *qdict)
1135 {
1136     const char *fdname = qdict_get_str(qdict, "fdname");
1137     Error *errp = NULL;
1138
1139     qmp_closefd(fdname, &errp);
1140     hmp_handle_error(mon, &errp);
1141 }
1142
1143 void hmp_send_key(Monitor *mon, const QDict *qdict)
1144 {
1145     const char *keys = qdict_get_str(qdict, "keys");
1146     KeyValueList *keylist, *head = NULL, *tmp = NULL;
1147     int has_hold_time = qdict_haskey(qdict, "hold-time");
1148     int hold_time = qdict_get_try_int(qdict, "hold-time", -1);
1149     Error *err = NULL;
1150     char keyname_buf[16];
1151     char *separator;
1152     int keyname_len;
1153
1154     while (1) {
1155         separator = strchr(keys, '-');
1156         keyname_len = separator ? separator - keys : strlen(keys);
1157         pstrcpy(keyname_buf, sizeof(keyname_buf), keys);
1158
1159         /* Be compatible with old interface, convert user inputted "<" */
1160         if (!strncmp(keyname_buf, "<", 1) && keyname_len == 1) {
1161             pstrcpy(keyname_buf, sizeof(keyname_buf), "less");
1162             keyname_len = 4;
1163         }
1164         keyname_buf[keyname_len] = 0;
1165
1166         keylist = g_malloc0(sizeof(*keylist));
1167         keylist->value = g_malloc0(sizeof(*keylist->value));
1168
1169         if (!head) {
1170             head = keylist;
1171         }
1172         if (tmp) {
1173             tmp->next = keylist;
1174         }
1175         tmp = keylist;
1176
1177         if (strstart(keyname_buf, "0x", NULL)) {
1178             char *endp;
1179             int value = strtoul(keyname_buf, &endp, 0);
1180             if (*endp != '\0') {
1181                 goto err_out;
1182             }
1183             keylist->value->kind = KEY_VALUE_KIND_NUMBER;
1184             keylist->value->number = value;
1185         } else {
1186             int idx = index_from_key(keyname_buf);
1187             if (idx == Q_KEY_CODE_MAX) {
1188                 goto err_out;
1189             }
1190             keylist->value->kind = KEY_VALUE_KIND_QCODE;
1191             keylist->value->qcode = idx;
1192         }
1193
1194         if (!separator) {
1195             break;
1196         }
1197         keys = separator + 1;
1198     }
1199
1200     qmp_send_key(head, has_hold_time, hold_time, &err);
1201     hmp_handle_error(mon, &err);
1202
1203 out:
1204     qapi_free_KeyValueList(head);
1205     return;
1206
1207 err_out:
1208     monitor_printf(mon, "invalid parameter: %s\n", keyname_buf);
1209     goto out;
1210 }
1211
1212 void hmp_screen_dump(Monitor *mon, const QDict *qdict)
1213 {
1214     const char *filename = qdict_get_str(qdict, "filename");
1215     Error *err = NULL;
1216
1217     qmp_screendump(filename, &err);
1218     hmp_handle_error(mon, &err);
1219 }