hmp.c 45.3 KB
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/*
 * Human Monitor Interface
 *
 * Copyright IBM, Corp. 2011
 *
 * Authors:
 *  Anthony Liguori   <aliguori@us.ibm.com>
 *
 * This work is licensed under the terms of the GNU GPL, version 2.  See
 * the COPYING file in the top-level directory.
 *
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 * Contributions after 2012-01-13 are licensed under the terms of the
 * GNU GPL, version 2 or (at your option) any later version.
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 */

#include "hmp.h"
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#include "net/net.h"
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#include "sysemu/char.h"
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#include "qemu/option.h"
#include "qemu/timer.h"
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#include "qmp-commands.h"
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#include "qemu/sockets.h"
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#include "monitor/monitor.h"
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#include "ui/console.h"
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#include "block/qapi.h"
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#include "qemu-io.h"
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static void hmp_handle_error(Monitor *mon, Error **errp)
{
    if (error_is_set(errp)) {
        monitor_printf(mon, "%s\n", error_get_pretty(*errp));
        error_free(*errp);
    }
}

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void hmp_info_name(Monitor *mon, const QDict *qdict)
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{
    NameInfo *info;

    info = qmp_query_name(NULL);
    if (info->has_name) {
        monitor_printf(mon, "%s\n", info->name);
    }
    qapi_free_NameInfo(info);
}
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void hmp_info_version(Monitor *mon, const QDict *qdict)
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{
    VersionInfo *info;

    info = qmp_query_version(NULL);

    monitor_printf(mon, "%" PRId64 ".%" PRId64 ".%" PRId64 "%s\n",
                   info->qemu.major, info->qemu.minor, info->qemu.micro,
                   info->package);

    qapi_free_VersionInfo(info);
}
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void hmp_info_kvm(Monitor *mon, const QDict *qdict)
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{
    KvmInfo *info;

    info = qmp_query_kvm(NULL);
    monitor_printf(mon, "kvm support: ");
    if (info->present) {
        monitor_printf(mon, "%s\n", info->enabled ? "enabled" : "disabled");
    } else {
        monitor_printf(mon, "not compiled\n");
    }

    qapi_free_KvmInfo(info);
}

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void hmp_info_status(Monitor *mon, const QDict *qdict)
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{
    StatusInfo *info;

    info = qmp_query_status(NULL);

    monitor_printf(mon, "VM status: %s%s",
                   info->running ? "running" : "paused",
                   info->singlestep ? " (single step mode)" : "");

    if (!info->running && info->status != RUN_STATE_PAUSED) {
        monitor_printf(mon, " (%s)", RunState_lookup[info->status]);
    }

    monitor_printf(mon, "\n");

    qapi_free_StatusInfo(info);
}

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void hmp_info_uuid(Monitor *mon, const QDict *qdict)
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{
    UuidInfo *info;

    info = qmp_query_uuid(NULL);
    monitor_printf(mon, "%s\n", info->UUID);
    qapi_free_UuidInfo(info);
}
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void hmp_info_chardev(Monitor *mon, const QDict *qdict)
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{
    ChardevInfoList *char_info, *info;

    char_info = qmp_query_chardev(NULL);
    for (info = char_info; info; info = info->next) {
        monitor_printf(mon, "%s: filename=%s\n", info->value->label,
                                                 info->value->filename);
    }

    qapi_free_ChardevInfoList(char_info);
}
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void hmp_info_mice(Monitor *mon, const QDict *qdict)
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{
    MouseInfoList *mice_list, *mouse;

    mice_list = qmp_query_mice(NULL);
    if (!mice_list) {
        monitor_printf(mon, "No mouse devices connected\n");
        return;
    }

    for (mouse = mice_list; mouse; mouse = mouse->next) {
        monitor_printf(mon, "%c Mouse #%" PRId64 ": %s%s\n",
                       mouse->value->current ? '*' : ' ',
                       mouse->value->index, mouse->value->name,
                       mouse->value->absolute ? " (absolute)" : "");
    }

    qapi_free_MouseInfoList(mice_list);
}

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void hmp_info_migrate(Monitor *mon, const QDict *qdict)
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{
    MigrationInfo *info;
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    MigrationCapabilityStatusList *caps, *cap;
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    info = qmp_query_migrate(NULL);
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    caps = qmp_query_migrate_capabilities(NULL);

    /* do not display parameters during setup */
    if (info->has_status && caps) {
        monitor_printf(mon, "capabilities: ");
        for (cap = caps; cap; cap = cap->next) {
            monitor_printf(mon, "%s: %s ",
                           MigrationCapability_lookup[cap->value->capability],
                           cap->value->state ? "on" : "off");
        }
        monitor_printf(mon, "\n");
    }
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    if (info->has_status) {
        monitor_printf(mon, "Migration status: %s\n", info->status);
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        monitor_printf(mon, "total time: %" PRIu64 " milliseconds\n",
                       info->total_time);
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        if (info->has_expected_downtime) {
            monitor_printf(mon, "expected downtime: %" PRIu64 " milliseconds\n",
                           info->expected_downtime);
        }
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        if (info->has_downtime) {
            monitor_printf(mon, "downtime: %" PRIu64 " milliseconds\n",
                           info->downtime);
        }
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        if (info->has_setup_time) {
            monitor_printf(mon, "setup: %" PRIu64 " milliseconds\n",
                           info->setup_time);
        }
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    }

    if (info->has_ram) {
        monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n",
                       info->ram->transferred >> 10);
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        monitor_printf(mon, "throughput: %0.2f mbps\n",
                       info->ram->mbps);
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        monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n",
                       info->ram->remaining >> 10);
        monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n",
                       info->ram->total >> 10);
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        monitor_printf(mon, "duplicate: %" PRIu64 " pages\n",
                       info->ram->duplicate);
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        monitor_printf(mon, "skipped: %" PRIu64 " pages\n",
                       info->ram->skipped);
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        monitor_printf(mon, "normal: %" PRIu64 " pages\n",
                       info->ram->normal);
        monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n",
                       info->ram->normal_bytes >> 10);
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        if (info->ram->dirty_pages_rate) {
            monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n",
                           info->ram->dirty_pages_rate);
        }
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    }

    if (info->has_disk) {
        monitor_printf(mon, "transferred disk: %" PRIu64 " kbytes\n",
                       info->disk->transferred >> 10);
        monitor_printf(mon, "remaining disk: %" PRIu64 " kbytes\n",
                       info->disk->remaining >> 10);
        monitor_printf(mon, "total disk: %" PRIu64 " kbytes\n",
                       info->disk->total >> 10);
    }

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    if (info->has_xbzrle_cache) {
        monitor_printf(mon, "cache size: %" PRIu64 " bytes\n",
                       info->xbzrle_cache->cache_size);
        monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n",
                       info->xbzrle_cache->bytes >> 10);
        monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n",
                       info->xbzrle_cache->pages);
        monitor_printf(mon, "xbzrle cache miss: %" PRIu64 "\n",
                       info->xbzrle_cache->cache_miss);
        monitor_printf(mon, "xbzrle overflow : %" PRIu64 "\n",
                       info->xbzrle_cache->overflow);
    }

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    qapi_free_MigrationInfo(info);
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    qapi_free_MigrationCapabilityStatusList(caps);
}

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void hmp_info_migrate_capabilities(Monitor *mon, const QDict *qdict)
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{
    MigrationCapabilityStatusList *caps, *cap;

    caps = qmp_query_migrate_capabilities(NULL);

    if (caps) {
        monitor_printf(mon, "capabilities: ");
        for (cap = caps; cap; cap = cap->next) {
            monitor_printf(mon, "%s: %s ",
                           MigrationCapability_lookup[cap->value->capability],
                           cap->value->state ? "on" : "off");
        }
        monitor_printf(mon, "\n");
    }

    qapi_free_MigrationCapabilityStatusList(caps);
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}

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void hmp_info_migrate_cache_size(Monitor *mon, const QDict *qdict)
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{
    monitor_printf(mon, "xbzrel cache size: %" PRId64 " kbytes\n",
                   qmp_query_migrate_cache_size(NULL) >> 10);
}

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void hmp_info_cpus(Monitor *mon, const QDict *qdict)
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{
    CpuInfoList *cpu_list, *cpu;

    cpu_list = qmp_query_cpus(NULL);

    for (cpu = cpu_list; cpu; cpu = cpu->next) {
        int active = ' ';

        if (cpu->value->CPU == monitor_get_cpu_index()) {
            active = '*';
        }

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        monitor_printf(mon, "%c CPU #%" PRId64 ":", active, cpu->value->CPU);
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        if (cpu->value->has_pc) {
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            monitor_printf(mon, " pc=0x%016" PRIx64, cpu->value->pc);
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        }
        if (cpu->value->has_nip) {
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            monitor_printf(mon, " nip=0x%016" PRIx64, cpu->value->nip);
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        }
        if (cpu->value->has_npc) {
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            monitor_printf(mon, " npc=0x%016" PRIx64, cpu->value->npc);
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        }
        if (cpu->value->has_PC) {
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            monitor_printf(mon, " PC=0x%016" PRIx64, cpu->value->PC);
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        }

        if (cpu->value->halted) {
            monitor_printf(mon, " (halted)");
        }

        monitor_printf(mon, " thread_id=%" PRId64 "\n", cpu->value->thread_id);
    }

    qapi_free_CpuInfoList(cpu_list);
}

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void hmp_info_block(Monitor *mon, const QDict *qdict)
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{
    BlockInfoList *block_list, *info;
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    ImageInfo *image_info;
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    const char *device = qdict_get_try_str(qdict, "device");
    bool verbose = qdict_get_try_bool(qdict, "verbose", 0);
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    block_list = qmp_query_block(NULL);

    for (info = block_list; info; info = info->next) {
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        if (device && strcmp(device, info->value->device)) {
            continue;
        }
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        if (info != block_list) {
            monitor_printf(mon, "\n");
        }

        monitor_printf(mon, "%s", info->value->device);
        if (info->value->has_inserted) {
            monitor_printf(mon, ": %s (%s%s%s)\n",
                           info->value->inserted->file,
                           info->value->inserted->drv,
                           info->value->inserted->ro ? ", read-only" : "",
                           info->value->inserted->encrypted ? ", encrypted" : "");
        } else {
            monitor_printf(mon, ": [not inserted]\n");
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        }

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        if (info->value->has_io_status && info->value->io_status != BLOCK_DEVICE_IO_STATUS_OK) {
            monitor_printf(mon, "    I/O status:       %s\n",
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                           BlockDeviceIoStatus_lookup[info->value->io_status]);
        }

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        if (info->value->removable) {
            monitor_printf(mon, "    Removable device: %slocked, tray %s\n",
                           info->value->locked ? "" : "not ",
                           info->value->tray_open ? "open" : "closed");
        }
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        if (!info->value->has_inserted) {
            continue;
        }

        if (info->value->inserted->has_backing_file) {
            monitor_printf(mon,
                           "    Backing file:     %s "
                           "(chain depth: %" PRId64 ")\n",
                           info->value->inserted->backing_file,
                           info->value->inserted->backing_file_depth);
        }

        if (info->value->inserted->bps
            || info->value->inserted->bps_rd
            || info->value->inserted->bps_wr
            || info->value->inserted->iops
            || info->value->inserted->iops_rd
            || info->value->inserted->iops_wr)
        {
            monitor_printf(mon, "    I/O throttling:   bps=%" PRId64
                            " bps_rd=%" PRId64  " bps_wr=%" PRId64
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                            " bps_max=%" PRId64
                            " bps_rd_max=%" PRId64
                            " bps_wr_max=%" PRId64
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                            " iops=%" PRId64 " iops_rd=%" PRId64
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                            " iops_wr=%" PRId64
                            " iops_max=%" PRId64
                            " iops_rd_max=%" PRId64
                            " iops_wr_max=%" PRId64 "\n",
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                            info->value->inserted->bps,
                            info->value->inserted->bps_rd,
                            info->value->inserted->bps_wr,
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                            info->value->inserted->bps_max,
                            info->value->inserted->bps_rd_max,
                            info->value->inserted->bps_wr_max,
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                            info->value->inserted->iops,
                            info->value->inserted->iops_rd,
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                            info->value->inserted->iops_wr,
                            info->value->inserted->iops_max,
                            info->value->inserted->iops_rd_max,
                            info->value->inserted->iops_wr_max);
        } else {
            monitor_printf(mon, " [not inserted]");
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        }
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        if (verbose) {
            monitor_printf(mon, "\nImages:\n");
            image_info = info->value->inserted->image;
            while (1) {
                    bdrv_image_info_dump((fprintf_function)monitor_printf,
                                         mon, image_info);
                if (image_info->has_backing_image) {
                    image_info = image_info->backing_image;
                } else {
                    break;
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                }
            }
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        }
    }

    qapi_free_BlockInfoList(block_list);
}

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void hmp_info_blockstats(Monitor *mon, const QDict *qdict)
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{
    BlockStatsList *stats_list, *stats;

    stats_list = qmp_query_blockstats(NULL);

    for (stats = stats_list; stats; stats = stats->next) {
        if (!stats->value->has_device) {
            continue;
        }

        monitor_printf(mon, "%s:", stats->value->device);
        monitor_printf(mon, " rd_bytes=%" PRId64
                       " wr_bytes=%" PRId64
                       " rd_operations=%" PRId64
                       " wr_operations=%" PRId64
                       " flush_operations=%" PRId64
                       " wr_total_time_ns=%" PRId64
                       " rd_total_time_ns=%" PRId64
                       " flush_total_time_ns=%" PRId64
                       "\n",
                       stats->value->stats->rd_bytes,
                       stats->value->stats->wr_bytes,
                       stats->value->stats->rd_operations,
                       stats->value->stats->wr_operations,
                       stats->value->stats->flush_operations,
                       stats->value->stats->wr_total_time_ns,
                       stats->value->stats->rd_total_time_ns,
                       stats->value->stats->flush_total_time_ns);
    }

    qapi_free_BlockStatsList(stats_list);
}

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void hmp_info_vnc(Monitor *mon, const QDict *qdict)
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{
    VncInfo *info;
    Error *err = NULL;
    VncClientInfoList *client;

    info = qmp_query_vnc(&err);
    if (err) {
        monitor_printf(mon, "%s\n", error_get_pretty(err));
        error_free(err);
        return;
    }

    if (!info->enabled) {
        monitor_printf(mon, "Server: disabled\n");
        goto out;
    }

    monitor_printf(mon, "Server:\n");
    if (info->has_host && info->has_service) {
        monitor_printf(mon, "     address: %s:%s\n", info->host, info->service);
    }
    if (info->has_auth) {
        monitor_printf(mon, "        auth: %s\n", info->auth);
    }

    if (!info->has_clients || info->clients == NULL) {
        monitor_printf(mon, "Client: none\n");
    } else {
        for (client = info->clients; client; client = client->next) {
            monitor_printf(mon, "Client:\n");
            monitor_printf(mon, "     address: %s:%s\n",
                           client->value->host, client->value->service);
            monitor_printf(mon, "  x509_dname: %s\n",
                           client->value->x509_dname ?
                           client->value->x509_dname : "none");
            monitor_printf(mon, "    username: %s\n",
                           client->value->has_sasl_username ?
                           client->value->sasl_username : "none");
        }
    }

out:
    qapi_free_VncInfo(info);
}

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void hmp_info_spice(Monitor *mon, const QDict *qdict)
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{
    SpiceChannelList *chan;
    SpiceInfo *info;

    info = qmp_query_spice(NULL);

    if (!info->enabled) {
        monitor_printf(mon, "Server: disabled\n");
        goto out;
    }

    monitor_printf(mon, "Server:\n");
    if (info->has_port) {
        monitor_printf(mon, "     address: %s:%" PRId64 "\n",
                       info->host, info->port);
    }
    if (info->has_tls_port) {
        monitor_printf(mon, "     address: %s:%" PRId64 " [tls]\n",
                       info->host, info->tls_port);
    }
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    monitor_printf(mon, "    migrated: %s\n",
                   info->migrated ? "true" : "false");
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    monitor_printf(mon, "        auth: %s\n", info->auth);
    monitor_printf(mon, "    compiled: %s\n", info->compiled_version);
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    monitor_printf(mon, "  mouse-mode: %s\n",
                   SpiceQueryMouseMode_lookup[info->mouse_mode]);
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    if (!info->has_channels || info->channels == NULL) {
        monitor_printf(mon, "Channels: none\n");
    } else {
        for (chan = info->channels; chan; chan = chan->next) {
            monitor_printf(mon, "Channel:\n");
            monitor_printf(mon, "     address: %s:%s%s\n",
                           chan->value->host, chan->value->port,
                           chan->value->tls ? " [tls]" : "");
            monitor_printf(mon, "     session: %" PRId64 "\n",
                           chan->value->connection_id);
            monitor_printf(mon, "     channel: %" PRId64 ":%" PRId64 "\n",
                           chan->value->channel_type, chan->value->channel_id);
        }
    }

out:
    qapi_free_SpiceInfo(info);
}

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void hmp_info_balloon(Monitor *mon, const QDict *qdict)
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{
    BalloonInfo *info;
    Error *err = NULL;

    info = qmp_query_balloon(&err);
    if (err) {
        monitor_printf(mon, "%s\n", error_get_pretty(err));
        error_free(err);
        return;
    }

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    monitor_printf(mon, "balloon: actual=%" PRId64 "\n", info->actual >> 20);
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    qapi_free_BalloonInfo(info);
}

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static void hmp_info_pci_device(Monitor *mon, const PciDeviceInfo *dev)
{
    PciMemoryRegionList *region;

    monitor_printf(mon, "  Bus %2" PRId64 ", ", dev->bus);
    monitor_printf(mon, "device %3" PRId64 ", function %" PRId64 ":\n",
                   dev->slot, dev->function);
    monitor_printf(mon, "    ");

    if (dev->class_info.has_desc) {
        monitor_printf(mon, "%s", dev->class_info.desc);
    } else {
        monitor_printf(mon, "Class %04" PRId64, dev->class_info.class);
    }

    monitor_printf(mon, ": PCI device %04" PRIx64 ":%04" PRIx64 "\n",
                   dev->id.vendor, dev->id.device);

    if (dev->has_irq) {
        monitor_printf(mon, "      IRQ %" PRId64 ".\n", dev->irq);
    }

    if (dev->has_pci_bridge) {
        monitor_printf(mon, "      BUS %" PRId64 ".\n",
                       dev->pci_bridge->bus.number);
        monitor_printf(mon, "      secondary bus %" PRId64 ".\n",
                       dev->pci_bridge->bus.secondary);
        monitor_printf(mon, "      subordinate bus %" PRId64 ".\n",
                       dev->pci_bridge->bus.subordinate);

        monitor_printf(mon, "      IO range [0x%04"PRIx64", 0x%04"PRIx64"]\n",
                       dev->pci_bridge->bus.io_range->base,
                       dev->pci_bridge->bus.io_range->limit);

        monitor_printf(mon,
                       "      memory range [0x%08"PRIx64", 0x%08"PRIx64"]\n",
                       dev->pci_bridge->bus.memory_range->base,
                       dev->pci_bridge->bus.memory_range->limit);

        monitor_printf(mon, "      prefetchable memory range "
                       "[0x%08"PRIx64", 0x%08"PRIx64"]\n",
                       dev->pci_bridge->bus.prefetchable_range->base,
                       dev->pci_bridge->bus.prefetchable_range->limit);
    }

    for (region = dev->regions; region; region = region->next) {
        uint64_t addr, size;

        addr = region->value->address;
        size = region->value->size;

        monitor_printf(mon, "      BAR%" PRId64 ": ", region->value->bar);

        if (!strcmp(region->value->type, "io")) {
            monitor_printf(mon, "I/O at 0x%04" PRIx64
                                " [0x%04" PRIx64 "].\n",
                           addr, addr + size - 1);
        } else {
            monitor_printf(mon, "%d bit%s memory at 0x%08" PRIx64
                               " [0x%08" PRIx64 "].\n",
                           region->value->mem_type_64 ? 64 : 32,
                           region->value->prefetch ? " prefetchable" : "",
                           addr, addr + size - 1);
        }
    }

    monitor_printf(mon, "      id \"%s\"\n", dev->qdev_id);

    if (dev->has_pci_bridge) {
        if (dev->pci_bridge->has_devices) {
            PciDeviceInfoList *cdev;
            for (cdev = dev->pci_bridge->devices; cdev; cdev = cdev->next) {
                hmp_info_pci_device(mon, cdev->value);
            }
        }
    }
}

611
void hmp_info_pci(Monitor *mon, const QDict *qdict)
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{
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    PciInfoList *info_list, *info;
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    Error *err = NULL;

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    info_list = qmp_query_pci(&err);
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    if (err) {
        monitor_printf(mon, "PCI devices not supported\n");
        error_free(err);
        return;
    }

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    for (info = info_list; info; info = info->next) {
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        PciDeviceInfoList *dev;

        for (dev = info->value->devices; dev; dev = dev->next) {
            hmp_info_pci_device(mon, dev->value);
        }
    }

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    qapi_free_PciInfoList(info_list);
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}

634
void hmp_info_block_jobs(Monitor *mon, const QDict *qdict)
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{
    BlockJobInfoList *list;
    Error *err = NULL;

    list = qmp_query_block_jobs(&err);
    assert(!err);

    if (!list) {
        monitor_printf(mon, "No active jobs\n");
        return;
    }

    while (list) {
        if (strcmp(list->value->type, "stream") == 0) {
            monitor_printf(mon, "Streaming device %s: Completed %" PRId64
                           " of %" PRId64 " bytes, speed limit %" PRId64
                           " bytes/s\n",
                           list->value->device,
                           list->value->offset,
                           list->value->len,
                           list->value->speed);
        } else {
            monitor_printf(mon, "Type %s, device %s: Completed %" PRId64
                           " of %" PRId64 " bytes, speed limit %" PRId64
                           " bytes/s\n",
                           list->value->type,
                           list->value->device,
                           list->value->offset,
                           list->value->len,
                           list->value->speed);
        }
        list = list->next;
    }
}

670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693
void hmp_info_tpm(Monitor *mon, const QDict *qdict)
{
    TPMInfoList *info_list, *info;
    Error *err = NULL;
    unsigned int c = 0;
    TPMPassthroughOptions *tpo;

    info_list = qmp_query_tpm(&err);
    if (err) {
        monitor_printf(mon, "TPM device not supported\n");
        error_free(err);
        return;
    }

    if (info_list) {
        monitor_printf(mon, "TPM device:\n");
    }

    for (info = info_list; info; info = info->next) {
        TPMInfo *ti = info->value;
        monitor_printf(mon, " tpm%d: model=%s\n",
                       c, TpmModel_lookup[ti->model]);

        monitor_printf(mon, "  \\ %s: type=%s",
694
                       ti->id, TpmTypeOptionsKind_lookup[ti->options->kind]);
695

696 697 698
        switch (ti->options->kind) {
        case TPM_TYPE_OPTIONS_KIND_PASSTHROUGH:
            tpo = ti->options->passthrough;
699 700 701 702 703 704 705 706 707 708 709 710 711 712 713
            monitor_printf(mon, "%s%s%s%s",
                           tpo->has_path ? ",path=" : "",
                           tpo->has_path ? tpo->path : "",
                           tpo->has_cancel_path ? ",cancel-path=" : "",
                           tpo->has_cancel_path ? tpo->cancel_path : "");
            break;
        case TPM_TYPE_OPTIONS_KIND_MAX:
            break;
        }
        monitor_printf(mon, "\n");
        c++;
    }
    qapi_free_TPMInfoList(info_list);
}

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void hmp_quit(Monitor *mon, const QDict *qdict)
{
    monitor_suspend(mon);
    qmp_quit(NULL);
}
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void hmp_stop(Monitor *mon, const QDict *qdict)
{
    qmp_stop(NULL);
}
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void hmp_system_reset(Monitor *mon, const QDict *qdict)
{
    qmp_system_reset(NULL);
}
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void hmp_system_powerdown(Monitor *mon, const QDict *qdict)
{
    qmp_system_powerdown(NULL);
}
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void hmp_cpu(Monitor *mon, const QDict *qdict)
{
    int64_t cpu_index;

    /* XXX: drop the monitor_set_cpu() usage when all HMP commands that
            use it are converted to the QAPI */
    cpu_index = qdict_get_int(qdict, "index");
    if (monitor_set_cpu(cpu_index) < 0) {
        monitor_printf(mon, "invalid CPU index\n");
    }
}
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void hmp_memsave(Monitor *mon, const QDict *qdict)
{
    uint32_t size = qdict_get_int(qdict, "size");
    const char *filename = qdict_get_str(qdict, "filename");
    uint64_t addr = qdict_get_int(qdict, "val");
    Error *errp = NULL;

    qmp_memsave(addr, size, filename, true, monitor_get_cpu_index(), &errp);
    hmp_handle_error(mon, &errp);
}
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void hmp_pmemsave(Monitor *mon, const QDict *qdict)
{
    uint32_t size = qdict_get_int(qdict, "size");
    const char *filename = qdict_get_str(qdict, "filename");
    uint64_t addr = qdict_get_int(qdict, "val");
    Error *errp = NULL;

    qmp_pmemsave(addr, size, filename, &errp);
    hmp_handle_error(mon, &errp);
767 768
}

769
void hmp_ringbuf_write(Monitor *mon, const QDict *qdict)
770 771 772 773 774
{
    const char *chardev = qdict_get_str(qdict, "device");
    const char *data = qdict_get_str(qdict, "data");
    Error *errp = NULL;

775
    qmp_ringbuf_write(chardev, data, false, 0, &errp);
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    hmp_handle_error(mon, &errp);
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}
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780
void hmp_ringbuf_read(Monitor *mon, const QDict *qdict)
781 782 783
{
    uint32_t size = qdict_get_int(qdict, "size");
    const char *chardev = qdict_get_str(qdict, "device");
784
    char *data;
785
    Error *errp = NULL;
786
    int i;
787

788
    data = qmp_ringbuf_read(chardev, size, false, 0, &errp);
789 790 791 792 793 794
    if (errp) {
        monitor_printf(mon, "%s\n", error_get_pretty(errp));
        error_free(errp);
        return;
    }

795 796 797 798 799 800 801 802 803 804 805 806 807
    for (i = 0; data[i]; i++) {
        unsigned char ch = data[i];

        if (ch == '\\') {
            monitor_printf(mon, "\\\\");
        } else if ((ch < 0x20 && ch != '\n' && ch != '\t') || ch == 0x7F) {
            monitor_printf(mon, "\\u%04X", ch);
        } else {
            monitor_printf(mon, "%c", ch);
        }

    }
    monitor_printf(mon, "\n");
808
    g_free(data);
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}

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static void hmp_cont_cb(void *opaque, int err)
{
    if (!err) {
814
        qmp_cont(NULL);
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    }
}

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static bool key_is_missing(const BlockInfo *bdev)
{
    return (bdev->inserted && bdev->inserted->encryption_key_missing);
}

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void hmp_cont(Monitor *mon, const QDict *qdict)
{
825
    BlockInfoList *bdev_list, *bdev;
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    Error *errp = NULL;

828 829 830 831 832 833
    bdev_list = qmp_query_block(NULL);
    for (bdev = bdev_list; bdev; bdev = bdev->next) {
        if (key_is_missing(bdev->value)) {
            monitor_read_block_device_key(mon, bdev->value->device,
                                          hmp_cont_cb, NULL);
            goto out;
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        }
    }
836 837 838 839 840 841

    qmp_cont(&errp);
    hmp_handle_error(mon, &errp);

out:
    qapi_free_BlockInfoList(bdev_list);
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}
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void hmp_system_wakeup(Monitor *mon, const QDict *qdict)
{
    qmp_system_wakeup(NULL);
}

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void hmp_inject_nmi(Monitor *mon, const QDict *qdict)
{
    Error *errp = NULL;

    qmp_inject_nmi(&errp);
    hmp_handle_error(mon, &errp);
}
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void hmp_set_link(Monitor *mon, const QDict *qdict)
{
    const char *name = qdict_get_str(qdict, "name");
    int up = qdict_get_bool(qdict, "up");
    Error *errp = NULL;

    qmp_set_link(name, up, &errp);
    hmp_handle_error(mon, &errp);
}
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void hmp_block_passwd(Monitor *mon, const QDict *qdict)
{
    const char *device = qdict_get_str(qdict, "device");
    const char *password = qdict_get_str(qdict, "password");
    Error *errp = NULL;

    qmp_block_passwd(device, password, &errp);
    hmp_handle_error(mon, &errp);
}
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void hmp_balloon(Monitor *mon, const QDict *qdict)
{
    int64_t value = qdict_get_int(qdict, "value");
    Error *errp = NULL;

    qmp_balloon(value, &errp);
    if (error_is_set(&errp)) {
        monitor_printf(mon, "balloon: %s\n", error_get_pretty(errp));
        error_free(errp);
    }
}
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void hmp_block_resize(Monitor *mon, const QDict *qdict)
{
    const char *device = qdict_get_str(qdict, "device");
    int64_t size = qdict_get_int(qdict, "size");
    Error *errp = NULL;

    qmp_block_resize(device, size, &errp);
    hmp_handle_error(mon, &errp);
}
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void hmp_drive_mirror(Monitor *mon, const QDict *qdict)
{
    const char *device = qdict_get_str(qdict, "device");
    const char *filename = qdict_get_str(qdict, "target");
    const char *format = qdict_get_try_str(qdict, "format");
    int reuse = qdict_get_try_bool(qdict, "reuse", 0);
    int full = qdict_get_try_bool(qdict, "full", 0);
    enum NewImageMode mode;
    Error *errp = NULL;

    if (!filename) {
        error_set(&errp, QERR_MISSING_PARAMETER, "target");
        hmp_handle_error(mon, &errp);
        return;
    }

    if (reuse) {
        mode = NEW_IMAGE_MODE_EXISTING;
    } else {
        mode = NEW_IMAGE_MODE_ABSOLUTE_PATHS;
    }

    qmp_drive_mirror(device, filename, !!format, format,
                     full ? MIRROR_SYNC_MODE_FULL : MIRROR_SYNC_MODE_TOP,
923
                     true, mode, false, 0, false, 0, false, 0,
924
                     false, 0, false, 0, &errp);
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    hmp_handle_error(mon, &errp);
}

928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955
void hmp_drive_backup(Monitor *mon, const QDict *qdict)
{
    const char *device = qdict_get_str(qdict, "device");
    const char *filename = qdict_get_str(qdict, "target");
    const char *format = qdict_get_try_str(qdict, "format");
    int reuse = qdict_get_try_bool(qdict, "reuse", 0);
    int full = qdict_get_try_bool(qdict, "full", 0);
    enum NewImageMode mode;
    Error *errp = NULL;

    if (!filename) {
        error_set(&errp, QERR_MISSING_PARAMETER, "target");
        hmp_handle_error(mon, &errp);
        return;
    }

    if (reuse) {
        mode = NEW_IMAGE_MODE_EXISTING;
    } else {
        mode = NEW_IMAGE_MODE_ABSOLUTE_PATHS;
    }

    qmp_drive_backup(device, filename, !!format, format,
                     full ? MIRROR_SYNC_MODE_FULL : MIRROR_SYNC_MODE_TOP,
                     true, mode, false, 0, false, 0, false, 0, &errp);
    hmp_handle_error(mon, &errp);
}

956 957 958 959 960
void hmp_snapshot_blkdev(Monitor *mon, const QDict *qdict)
{
    const char *device = qdict_get_str(qdict, "device");
    const char *filename = qdict_get_try_str(qdict, "snapshot-file");
    const char *format = qdict_get_try_str(qdict, "format");
961 962
    int reuse = qdict_get_try_bool(qdict, "reuse", 0);
    enum NewImageMode mode;
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    Error *errp = NULL;

    if (!filename) {
        /* In the future, if 'snapshot-file' is not specified, the snapshot
           will be taken internally. Today it's actually required. */
        error_set(&errp, QERR_MISSING_PARAMETER, "snapshot-file");
        hmp_handle_error(mon, &errp);
        return;
    }

973 974 975
    mode = reuse ? NEW_IMAGE_MODE_EXISTING : NEW_IMAGE_MODE_ABSOLUTE_PATHS;
    qmp_blockdev_snapshot_sync(device, filename, !!format, format,
                               true, mode, &errp);
976 977
    hmp_handle_error(mon, &errp);
}
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void hmp_migrate_cancel(Monitor *mon, const QDict *qdict)
{
    qmp_migrate_cancel(NULL);
}
983 984 985 986 987 988

void hmp_migrate_set_downtime(Monitor *mon, const QDict *qdict)
{
    double value = qdict_get_double(qdict, "value");
    qmp_migrate_set_downtime(value, NULL);
}
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990 991 992 993 994 995 996 997 998 999 1000 1001 1002
void hmp_migrate_set_cache_size(Monitor *mon, const QDict *qdict)
{
    int64_t value = qdict_get_int(qdict, "value");
    Error *err = NULL;

    qmp_migrate_set_cache_size(value, &err);
    if (err) {
        monitor_printf(mon, "%s\n", error_get_pretty(err));
        error_free(err);
        return;
    }
}

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void hmp_migrate_set_speed(Monitor *mon, const QDict *qdict)
{
    int64_t value = qdict_get_int(qdict, "value");
    qmp_migrate_set_speed(value, NULL);
}
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void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict)
{
    const char *cap = qdict_get_str(qdict, "capability");
    bool state = qdict_get_bool(qdict, "state");
    Error *err = NULL;
    MigrationCapabilityStatusList *caps = g_malloc0(sizeof(*caps));
    int i;

    for (i = 0; i < MIGRATION_CAPABILITY_MAX; i++) {
        if (strcmp(cap, MigrationCapability_lookup[i]) == 0) {
            caps->value = g_malloc0(sizeof(*caps->value));
            caps->value->capability = i;
            caps->value->state = state;
            caps->next = NULL;
            qmp_migrate_set_capabilities(caps, &err);
            break;
        }
    }

    if (i == MIGRATION_CAPABILITY_MAX) {
        error_set(&err, QERR_INVALID_PARAMETER, cap);
    }

    qapi_free_MigrationCapabilityStatusList(caps);

    if (err) {
1035
        monitor_printf(mon, "migrate_set_capability: %s\n",
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                       error_get_pretty(err));
        error_free(err);
    }
}

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void hmp_set_password(Monitor *mon, const QDict *qdict)
{
    const char *protocol  = qdict_get_str(qdict, "protocol");
    const char *password  = qdict_get_str(qdict, "password");
    const char *connected = qdict_get_try_str(qdict, "connected");
    Error *err = NULL;

    qmp_set_password(protocol, password, !!connected, connected, &err);
    hmp_handle_error(mon, &err);
}
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void hmp_expire_password(Monitor *mon, const QDict *qdict)
{
    const char *protocol  = qdict_get_str(qdict, "protocol");
    const char *whenstr = qdict_get_str(qdict, "time");
    Error *err = NULL;

    qmp_expire_password(protocol, whenstr, &err);
    hmp_handle_error(mon, &err);
}
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void hmp_eject(Monitor *mon, const QDict *qdict)
{
    int force = qdict_get_try_bool(qdict, "force", 0);
    const char *device = qdict_get_str(qdict, "device");
    Error *err = NULL;

    qmp_eject(device, true, force, &err);
    hmp_handle_error(mon, &err);
}
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static void hmp_change_read_arg(Monitor *mon, const char *password,
                                void *opaque)
{
    qmp_change_vnc_password(password, NULL);
    monitor_read_command(mon, 1);
}

void hmp_change(Monitor *mon, const QDict *qdict)
{
    const char *device = qdict_get_str(qdict, "device");
    const char *target = qdict_get_str(qdict, "target");
    const char *arg = qdict_get_try_str(qdict, "arg");
    Error *err = NULL;

    if (strcmp(device, "vnc") == 0 &&
            (strcmp(target, "passwd") == 0 ||
             strcmp(target, "password") == 0)) {
        if (!arg) {
            monitor_read_password(mon, hmp_change_read_arg, NULL);
            return;
        }
    }

    qmp_change(device, target, !!arg, arg, &err);
1096 1097
    if (error_is_set(&err) &&
        error_get_class(err) == ERROR_CLASS_DEVICE_ENCRYPTED) {
1098 1099
        error_free(err);
        monitor_read_block_device_key(mon, device, NULL, NULL);
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        return;
    }
    hmp_handle_error(mon, &err);
}
1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114

void hmp_block_set_io_throttle(Monitor *mon, const QDict *qdict)
{
    Error *err = NULL;

    qmp_block_set_io_throttle(qdict_get_str(qdict, "device"),
                              qdict_get_int(qdict, "bps"),
                              qdict_get_int(qdict, "bps_rd"),
                              qdict_get_int(qdict, "bps_wr"),
                              qdict_get_int(qdict, "iops"),
                              qdict_get_int(qdict, "iops_rd"),
1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127
                              qdict_get_int(qdict, "iops_wr"),
                              false, /* no burst max via HMP */
                              0,
                              false,
                              0,
                              false,
                              0,
                              false,
                              0,
                              false,
                              0,
                              false,
                              0, &err);
1128 1129
    hmp_handle_error(mon, &err);
}
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void hmp_block_stream(Monitor *mon, const QDict *qdict)
{
    Error *error = NULL;
    const char *device = qdict_get_str(qdict, "device");
    const char *base = qdict_get_try_str(qdict, "base");
1136
    int64_t speed = qdict_get_try_int(qdict, "speed", 0);
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1138
    qmp_block_stream(device, base != NULL, base,
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                     qdict_haskey(qdict, "speed"), speed,
                     BLOCKDEV_ON_ERROR_REPORT, true, &error);
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Stefan Hajnoczi 已提交
1141 1142 1143

    hmp_handle_error(mon, &error);
}
1144 1145 1146 1147 1148

void hmp_block_job_set_speed(Monitor *mon, const QDict *qdict)
{
    Error *error = NULL;
    const char *device = qdict_get_str(qdict, "device");
1149
    int64_t value = qdict_get_int(qdict, "speed");
1150 1151 1152 1153 1154

    qmp_block_job_set_speed(device, value, &error);

    hmp_handle_error(mon, &error);
}
1155 1156 1157 1158 1159

void hmp_block_job_cancel(Monitor *mon, const QDict *qdict)
{
    Error *error = NULL;
    const char *device = qdict_get_str(qdict, "device");
1160
    bool force = qdict_get_try_bool(qdict, "force", 0);
1161

1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182
    qmp_block_job_cancel(device, true, force, &error);

    hmp_handle_error(mon, &error);
}

void hmp_block_job_pause(Monitor *mon, const QDict *qdict)
{
    Error *error = NULL;
    const char *device = qdict_get_str(qdict, "device");

    qmp_block_job_pause(device, &error);

    hmp_handle_error(mon, &error);
}

void hmp_block_job_resume(Monitor *mon, const QDict *qdict)
{
    Error *error = NULL;
    const char *device = qdict_get_str(qdict, "device");

    qmp_block_job_resume(device, &error);
1183 1184 1185

    hmp_handle_error(mon, &error);
}
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Luiz Capitulino 已提交
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P
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void hmp_block_job_complete(Monitor *mon, const QDict *qdict)
{
    Error *error = NULL;
    const char *device = qdict_get_str(qdict, "device");

    qmp_block_job_complete(device, &error);

    hmp_handle_error(mon, &error);
}

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typedef struct MigrationStatus
{
    QEMUTimer *timer;
    Monitor *mon;
    bool is_block_migration;
} MigrationStatus;

static void hmp_migrate_status_cb(void *opaque)
{
    MigrationStatus *status = opaque;
    MigrationInfo *info;

    info = qmp_query_migrate(NULL);
    if (!info->has_status || strcmp(info->status, "active") == 0) {
        if (info->has_disk) {
            int progress;

            if (info->disk->remaining) {
                progress = info->disk->transferred * 100 / info->disk->total;
            } else {
                progress = 100;
            }

            monitor_printf(status->mon, "Completed %d %%\r", progress);
            monitor_flush(status->mon);
        }

1224
        timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000);
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    } else {
        if (status->is_block_migration) {
            monitor_printf(status->mon, "\n");
        }
        monitor_resume(status->mon);
1230
        timer_del(status->timer);
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Luiz Capitulino 已提交
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        g_free(status);
    }

    qapi_free_MigrationInfo(info);
}

void hmp_migrate(Monitor *mon, const QDict *qdict)
{
    int detach = qdict_get_try_bool(qdict, "detach", 0);
    int blk = qdict_get_try_bool(qdict, "blk", 0);
    int inc = qdict_get_try_bool(qdict, "inc", 0);
    const char *uri = qdict_get_str(qdict, "uri");
    Error *err = NULL;

    qmp_migrate(uri, !!blk, blk, !!inc, inc, false, false, &err);
    if (err) {
        monitor_printf(mon, "migrate: %s\n", error_get_pretty(err));
        error_free(err);
        return;
    }

    if (!detach) {
        MigrationStatus *status;

        if (monitor_suspend(mon) < 0) {
            monitor_printf(mon, "terminal does not allow synchronous "
                           "migration, continuing detached\n");
            return;
        }

        status = g_malloc0(sizeof(*status));
        status->mon = mon;
        status->is_block_migration = blk || inc;
1264
        status->timer = timer_new_ms(QEMU_CLOCK_REALTIME, hmp_migrate_status_cb,
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Luiz Capitulino 已提交
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                                          status);
1266
        timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME));
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    }
}
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void hmp_device_del(Monitor *mon, const QDict *qdict)
{
    const char *id = qdict_get_str(qdict, "id");
    Error *err = NULL;

    qmp_device_del(id, &err);
    hmp_handle_error(mon, &err);
}
1278 1279 1280 1281 1282

void hmp_dump_guest_memory(Monitor *mon, const QDict *qdict)
{
    Error *errp = NULL;
    int paging = qdict_get_try_bool(qdict, "paging", 0);
1283
    const char *file = qdict_get_str(qdict, "filename");
1284 1285 1286 1287
    bool has_begin = qdict_haskey(qdict, "begin");
    bool has_length = qdict_haskey(qdict, "length");
    int64_t begin = 0;
    int64_t length = 0;
1288
    char *prot;
1289 1290 1291 1292 1293 1294 1295 1296

    if (has_begin) {
        begin = qdict_get_int(qdict, "begin");
    }
    if (has_length) {
        length = qdict_get_int(qdict, "length");
    }

1297 1298 1299
    prot = g_strconcat("file:", file, NULL);

    qmp_dump_guest_memory(paging, prot, has_begin, begin, has_length, length,
1300 1301
                          &errp);
    hmp_handle_error(mon, &errp);
1302
    g_free(prot);
1303
}
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void hmp_netdev_add(Monitor *mon, const QDict *qdict)
{
    Error *err = NULL;
    QemuOpts *opts;

    opts = qemu_opts_from_qdict(qemu_find_opts("netdev"), qdict, &err);
    if (error_is_set(&err)) {
        goto out;
    }

    netdev_add(opts, &err);
    if (error_is_set(&err)) {
        qemu_opts_del(opts);
    }

out:
    hmp_handle_error(mon, &err);
}
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void hmp_netdev_del(Monitor *mon, const QDict *qdict)
{
    const char *id = qdict_get_str(qdict, "id");
    Error *err = NULL;

    qmp_netdev_del(id, &err);
    hmp_handle_error(mon, &err);
}
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Corey Bryant 已提交
1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349

void hmp_getfd(Monitor *mon, const QDict *qdict)
{
    const char *fdname = qdict_get_str(qdict, "fdname");
    Error *errp = NULL;

    qmp_getfd(fdname, &errp);
    hmp_handle_error(mon, &errp);
}

void hmp_closefd(Monitor *mon, const QDict *qdict)
{
    const char *fdname = qdict_get_str(qdict, "fdname");
    Error *errp = NULL;

    qmp_closefd(fdname, &errp);
    hmp_handle_error(mon, &errp);
}
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void hmp_send_key(Monitor *mon, const QDict *qdict)
{
    const char *keys = qdict_get_str(qdict, "keys");
1354
    KeyValueList *keylist, *head = NULL, *tmp = NULL;
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    int has_hold_time = qdict_haskey(qdict, "hold-time");
    int hold_time = qdict_get_try_int(qdict, "hold-time", -1);
    Error *err = NULL;
    char keyname_buf[16];
    char *separator;
1360
    int keyname_len;
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    while (1) {
        separator = strchr(keys, '-');
        keyname_len = separator ? separator - keys : strlen(keys);
        pstrcpy(keyname_buf, sizeof(keyname_buf), keys);

        /* Be compatible with old interface, convert user inputted "<" */
        if (!strncmp(keyname_buf, "<", 1) && keyname_len == 1) {
            pstrcpy(keyname_buf, sizeof(keyname_buf), "less");
            keyname_len = 4;
        }
        keyname_buf[keyname_len] = 0;

        keylist = g_malloc0(sizeof(*keylist));
1375
        keylist->value = g_malloc0(sizeof(*keylist->value));
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        if (!head) {
            head = keylist;
        }
        if (tmp) {
            tmp->next = keylist;
        }
        tmp = keylist;

1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401
        if (strstart(keyname_buf, "0x", NULL)) {
            char *endp;
            int value = strtoul(keyname_buf, &endp, 0);
            if (*endp != '\0') {
                goto err_out;
            }
            keylist->value->kind = KEY_VALUE_KIND_NUMBER;
            keylist->value->number = value;
        } else {
            int idx = index_from_key(keyname_buf);
            if (idx == Q_KEY_CODE_MAX) {
                goto err_out;
            }
            keylist->value->kind = KEY_VALUE_KIND_QCODE;
            keylist->value->qcode = idx;
        }

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        if (!separator) {
            break;
        }
        keys = separator + 1;
    }

1408
    qmp_send_key(head, has_hold_time, hold_time, &err);
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    hmp_handle_error(mon, &err);
1410 1411 1412 1413 1414 1415 1416 1417

out:
    qapi_free_KeyValueList(head);
    return;

err_out:
    monitor_printf(mon, "invalid parameter: %s\n", keyname_buf);
    goto out;
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}
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void hmp_screen_dump(Monitor *mon, const QDict *qdict)
{
    const char *filename = qdict_get_str(qdict, "filename");
    Error *err = NULL;

    qmp_screendump(filename, &err);
    hmp_handle_error(mon, &err);
}
P
Paolo Bonzini 已提交
1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502

void hmp_nbd_server_start(Monitor *mon, const QDict *qdict)
{
    const char *uri = qdict_get_str(qdict, "uri");
    int writable = qdict_get_try_bool(qdict, "writable", 0);
    int all = qdict_get_try_bool(qdict, "all", 0);
    Error *local_err = NULL;
    BlockInfoList *block_list, *info;
    SocketAddress *addr;

    if (writable && !all) {
        error_setg(&local_err, "-w only valid together with -a");
        goto exit;
    }

    /* First check if the address is valid and start the server.  */
    addr = socket_parse(uri, &local_err);
    if (local_err != NULL) {
        goto exit;
    }

    qmp_nbd_server_start(addr, &local_err);
    qapi_free_SocketAddress(addr);
    if (local_err != NULL) {
        goto exit;
    }

    if (!all) {
        return;
    }

    /* Then try adding all block devices.  If one fails, close all and
     * exit.
     */
    block_list = qmp_query_block(NULL);

    for (info = block_list; info; info = info->next) {
        if (!info->value->has_inserted) {
            continue;
        }

        qmp_nbd_server_add(info->value->device, true, writable, &local_err);

        if (local_err != NULL) {
            qmp_nbd_server_stop(NULL);
            break;
        }
    }

    qapi_free_BlockInfoList(block_list);

exit:
    hmp_handle_error(mon, &local_err);
}

void hmp_nbd_server_add(Monitor *mon, const QDict *qdict)
{
    const char *device = qdict_get_str(qdict, "device");
    int writable = qdict_get_try_bool(qdict, "writable", 0);
    Error *local_err = NULL;

    qmp_nbd_server_add(device, true, writable, &local_err);

    if (local_err != NULL) {
        hmp_handle_error(mon, &local_err);
    }
}

void hmp_nbd_server_stop(Monitor *mon, const QDict *qdict)
{
    Error *errp = NULL;

    qmp_nbd_server_stop(&errp);
    hmp_handle_error(mon, &errp);
}
1503 1504 1505 1506 1507 1508 1509 1510 1511

void hmp_chardev_add(Monitor *mon, const QDict *qdict)
{
    const char *args = qdict_get_str(qdict, "args");
    Error *err = NULL;
    QemuOpts *opts;

    opts = qemu_opts_parse(qemu_find_opts("chardev"), args, 1);
    if (opts == NULL) {
1512
        error_setg(&err, "Parsing chardev args failed");
1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525
    } else {
        qemu_chr_new_from_opts(opts, NULL, &err);
    }
    hmp_handle_error(mon, &err);
}

void hmp_chardev_remove(Monitor *mon, const QDict *qdict)
{
    Error *local_err = NULL;

    qmp_chardev_remove(qdict_get_str(qdict, "id"), &local_err);
    hmp_handle_error(mon, &local_err);
}
1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542

void hmp_qemu_io(Monitor *mon, const QDict *qdict)
{
    BlockDriverState *bs;
    const char* device = qdict_get_str(qdict, "device");
    const char* command = qdict_get_str(qdict, "command");
    Error *err = NULL;

    bs = bdrv_find(device);
    if (bs) {
        qemuio_command(bs, command);
    } else {
        error_set(&err, QERR_DEVICE_NOT_FOUND, device);
    }

    hmp_handle_error(mon, &err);
}