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