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xemu/hmp.c
Markus Armbruster 3ab651fc81 qmp: Clean up design of memchar-read 
The data returned has a well-defined size, which makes the size
returned along with it redundant at best.  Drop it.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-02-06 16:35:17 -06:00

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40 KiB
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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.
*
* Contributions after 2012-01-13 are licensed under the terms of the
* GNU GPL, version 2 or (at your option) any later version.
*/
#include "hmp.h"
#include "net/net.h"
#include "char/char.h"
#include "qemu/option.h"
#include "qemu/timer.h"
#include "qmp-commands.h"
#include "qemu/sockets.h"
#include "monitor/monitor.h"
#include "ui/console.h"
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);
}
}
void hmp_info_name(Monitor *mon, const QDict *qdict)
{
NameInfo *info;
info = qmp_query_name(NULL);
if (info->has_name) {
monitor_printf(mon, "%s\n", info->name);
}
qapi_free_NameInfo(info);
}
void hmp_info_version(Monitor *mon, const QDict *qdict)
{
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);
}
void hmp_info_kvm(Monitor *mon, const QDict *qdict)
{
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);
}
void hmp_info_status(Monitor *mon, const QDict *qdict)
{
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);
}
void hmp_info_uuid(Monitor *mon, const QDict *qdict)
{
UuidInfo *info;
info = qmp_query_uuid(NULL);
monitor_printf(mon, "%s\n", info->UUID);
qapi_free_UuidInfo(info);
}
void hmp_info_chardev(Monitor *mon, const QDict *qdict)
{
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);
}
void hmp_info_mice(Monitor *mon, const QDict *qdict)
{
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);
}
void hmp_info_migrate(Monitor *mon, const QDict *qdict)
{
MigrationInfo *info;
MigrationCapabilityStatusList *caps, *cap;
info = qmp_query_migrate(NULL);
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");
}
if (info->has_status) {
monitor_printf(mon, "Migration status: %s\n", info->status);
monitor_printf(mon, "total time: %" PRIu64 " milliseconds\n",
info->total_time);
if (info->has_expected_downtime) {
monitor_printf(mon, "expected downtime: %" PRIu64 " milliseconds\n",
info->expected_downtime);
}
if (info->has_downtime) {
monitor_printf(mon, "downtime: %" PRIu64 " milliseconds\n",
info->downtime);
}
}
if (info->has_ram) {
monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n",
info->ram->transferred >> 10);
monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n",
info->ram->remaining >> 10);
monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n",
info->ram->total >> 10);
monitor_printf(mon, "duplicate: %" PRIu64 " pages\n",
info->ram->duplicate);
monitor_printf(mon, "normal: %" PRIu64 " pages\n",
info->ram->normal);
monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n",
info->ram->normal_bytes >> 10);
if (info->ram->dirty_pages_rate) {
monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n",
info->ram->dirty_pages_rate);
}
}
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);
}
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);
}
qapi_free_MigrationInfo(info);
qapi_free_MigrationCapabilityStatusList(caps);
}
void hmp_info_migrate_capabilities(Monitor *mon, const QDict *qdict)
{
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);
}
void hmp_info_migrate_cache_size(Monitor *mon, const QDict *qdict)
{
monitor_printf(mon, "xbzrel cache size: %" PRId64 " kbytes\n",
qmp_query_migrate_cache_size(NULL) >> 10);
}
void hmp_info_cpus(Monitor *mon, const QDict *qdict)
{
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 = '*';
}
monitor_printf(mon, "%c CPU #%" PRId64 ":", active, cpu->value->CPU);
if (cpu->value->has_pc) {
monitor_printf(mon, " pc=0x%016" PRIx64, cpu->value->pc);
}
if (cpu->value->has_nip) {
monitor_printf(mon, " nip=0x%016" PRIx64, cpu->value->nip);
}
if (cpu->value->has_npc) {
monitor_printf(mon, " npc=0x%016" PRIx64, cpu->value->npc);
}
if (cpu->value->has_PC) {
monitor_printf(mon, " PC=0x%016" PRIx64, cpu->value->PC);
}
if (cpu->value->halted) {
monitor_printf(mon, " (halted)");
}
monitor_printf(mon, " thread_id=%" PRId64 "\n", cpu->value->thread_id);
}
qapi_free_CpuInfoList(cpu_list);
}
void hmp_info_block(Monitor *mon, const QDict *qdict)
{
BlockInfoList *block_list, *info;
block_list = qmp_query_block(NULL);
for (info = block_list; info; info = info->next) {
monitor_printf(mon, "%s: removable=%d",
info->value->device, info->value->removable);
if (info->value->removable) {
monitor_printf(mon, " locked=%d", info->value->locked);
monitor_printf(mon, " tray-open=%d", info->value->tray_open);
}
if (info->value->has_io_status) {
monitor_printf(mon, " io-status=%s",
BlockDeviceIoStatus_lookup[info->value->io_status]);
}
if (info->value->has_inserted) {
monitor_printf(mon, " file=");
monitor_print_filename(mon, info->value->inserted->file);
if (info->value->inserted->has_backing_file) {
monitor_printf(mon, " backing_file=");
monitor_print_filename(mon, info->value->inserted->backing_file);
monitor_printf(mon, " backing_file_depth=%" PRId64,
info->value->inserted->backing_file_depth);
}
monitor_printf(mon, " ro=%d drv=%s encrypted=%d",
info->value->inserted->ro,
info->value->inserted->drv,
info->value->inserted->encrypted);
monitor_printf(mon, " bps=%" PRId64 " bps_rd=%" PRId64
" bps_wr=%" PRId64 " iops=%" PRId64
" iops_rd=%" PRId64 " iops_wr=%" PRId64,
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);
} else {
monitor_printf(mon, " [not inserted]");
}
monitor_printf(mon, "\n");
}
qapi_free_BlockInfoList(block_list);
}
void hmp_info_blockstats(Monitor *mon, const QDict *qdict)
{
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);
}
void hmp_info_vnc(Monitor *mon, const QDict *qdict)
{
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);
}
void hmp_info_spice(Monitor *mon, const QDict *qdict)
{
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);
}
monitor_printf(mon, " migrated: %s\n",
info->migrated ? "true" : "false");
monitor_printf(mon, " auth: %s\n", info->auth);
monitor_printf(mon, " compiled: %s\n", info->compiled_version);
monitor_printf(mon, " mouse-mode: %s\n",
SpiceQueryMouseMode_lookup[info->mouse_mode]);
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);
}
void hmp_info_balloon(Monitor *mon, const QDict *qdict)
{
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;
}
monitor_printf(mon, "balloon: actual=%" PRId64 "\n", info->actual >> 20);
qapi_free_BalloonInfo(info);
}
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);
}
}
}
}
void hmp_info_pci(Monitor *mon, const QDict *qdict)
{
PciInfoList *info_list, *info;
Error *err = NULL;
info_list = qmp_query_pci(&err);
if (err) {
monitor_printf(mon, "PCI devices not supported\n");
error_free(err);
return;
}
for (info = info_list; info; info = info->next) {
PciDeviceInfoList *dev;
for (dev = info->value->devices; dev; dev = dev->next) {
hmp_info_pci_device(mon, dev->value);
}
}
qapi_free_PciInfoList(info_list);
}
void hmp_info_block_jobs(Monitor *mon, const QDict *qdict)
{
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;
}
}
void hmp_quit(Monitor *mon, const QDict *qdict)
{
monitor_suspend(mon);
qmp_quit(NULL);
}
void hmp_stop(Monitor *mon, const QDict *qdict)
{
qmp_stop(NULL);
}
void hmp_system_reset(Monitor *mon, const QDict *qdict)
{
qmp_system_reset(NULL);
}
void hmp_system_powerdown(Monitor *mon, const QDict *qdict)
{
qmp_system_powerdown(NULL);
}
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");
}
}
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);
}
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);
}
void hmp_memchar_write(Monitor *mon, const QDict *qdict)
{
const char *chardev = qdict_get_str(qdict, "device");
const char *data = qdict_get_str(qdict, "data");
Error *errp = NULL;
qmp_memchar_write(chardev, data, false, 0, &errp);
hmp_handle_error(mon, &errp);
}
void hmp_memchar_read(Monitor *mon, const QDict *qdict)
{
uint32_t size = qdict_get_int(qdict, "size");
const char *chardev = qdict_get_str(qdict, "device");
char *data;
Error *errp = NULL;
data = qmp_memchar_read(chardev, size, false, 0, &errp);
if (errp) {
monitor_printf(mon, "%s\n", error_get_pretty(errp));
error_free(errp);
return;
}
monitor_printf(mon, "%s\n", data);
g_free(data);
}
static void hmp_cont_cb(void *opaque, int err)
{
if (!err) {
qmp_cont(NULL);
}
}
static bool key_is_missing(const BlockInfo *bdev)
{
return (bdev->inserted && bdev->inserted->encryption_key_missing);
}
void hmp_cont(Monitor *mon, const QDict *qdict)
{
BlockInfoList *bdev_list, *bdev;
Error *errp = NULL;
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;
}
}
qmp_cont(&errp);
hmp_handle_error(mon, &errp);
out:
qapi_free_BlockInfoList(bdev_list);
}
void hmp_system_wakeup(Monitor *mon, const QDict *qdict)
{
qmp_system_wakeup(NULL);
}
void hmp_inject_nmi(Monitor *mon, const QDict *qdict)
{
Error *errp = NULL;
qmp_inject_nmi(&errp);
hmp_handle_error(mon, &errp);
}
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);
}
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);
}
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);
}
}
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);
}
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,
true, mode, false, 0, false, 0, false, 0,
false, 0, false, 0, &errp);
hmp_handle_error(mon, &errp);
}
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");
int reuse = qdict_get_try_bool(qdict, "reuse", 0);
enum NewImageMode mode;
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;
}
mode = reuse ? NEW_IMAGE_MODE_EXISTING : NEW_IMAGE_MODE_ABSOLUTE_PATHS;
qmp_blockdev_snapshot_sync(device, filename, !!format, format,
true, mode, &errp);
hmp_handle_error(mon, &errp);
}
void hmp_migrate_cancel(Monitor *mon, const QDict *qdict)
{
qmp_migrate_cancel(NULL);
}
void hmp_migrate_set_downtime(Monitor *mon, const QDict *qdict)
{
double value = qdict_get_double(qdict, "value");
qmp_migrate_set_downtime(value, NULL);
}
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;
}
}
void hmp_migrate_set_speed(Monitor *mon, const QDict *qdict)
{
int64_t value = qdict_get_int(qdict, "value");
qmp_migrate_set_speed(value, NULL);
}
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) {
monitor_printf(mon, "migrate_set_capability: %s\n",
error_get_pretty(err));
error_free(err);
}
}
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);
}
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);
}
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);
}
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);
if (error_is_set(&err) &&
error_get_class(err) == ERROR_CLASS_DEVICE_ENCRYPTED) {
error_free(err);
monitor_read_block_device_key(mon, device, NULL, NULL);
return;
}
hmp_handle_error(mon, &err);
}
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"),
qdict_get_int(qdict, "iops_wr"), &err);
hmp_handle_error(mon, &err);
}
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");
int64_t speed = qdict_get_try_int(qdict, "speed", 0);
qmp_block_stream(device, base != NULL, base,
qdict_haskey(qdict, "speed"), speed,
BLOCKDEV_ON_ERROR_REPORT, true, &error);
hmp_handle_error(mon, &error);
}
void hmp_block_job_set_speed(Monitor *mon, const QDict *qdict)
{
Error *error = NULL;
const char *device = qdict_get_str(qdict, "device");
int64_t value = qdict_get_int(qdict, "speed");
qmp_block_job_set_speed(device, value, &error);
hmp_handle_error(mon, &error);
}
void hmp_block_job_cancel(Monitor *mon, const QDict *qdict)
{
Error *error = NULL;
const char *device = qdict_get_str(qdict, "device");
bool force = qdict_get_try_bool(qdict, "force", 0);
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);
hmp_handle_error(mon, &error);
}
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);
}
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);
}
qemu_mod_timer(status->timer, qemu_get_clock_ms(rt_clock) + 1000);
} else {
if (status->is_block_migration) {
monitor_printf(status->mon, "\n");
}
monitor_resume(status->mon);
qemu_del_timer(status->timer);
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;
status->timer = qemu_new_timer_ms(rt_clock, hmp_migrate_status_cb,
status);
qemu_mod_timer(status->timer, qemu_get_clock_ms(rt_clock));
}
}
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);
}
void hmp_dump_guest_memory(Monitor *mon, const QDict *qdict)
{
Error *errp = NULL;
int paging = qdict_get_try_bool(qdict, "paging", 0);
const char *file = qdict_get_str(qdict, "filename");
bool has_begin = qdict_haskey(qdict, "begin");
bool has_length = qdict_haskey(qdict, "length");
int64_t begin = 0;
int64_t length = 0;
char *prot;
if (has_begin) {
begin = qdict_get_int(qdict, "begin");
}
if (has_length) {
length = qdict_get_int(qdict, "length");
}
prot = g_strconcat("file:", file, NULL);
qmp_dump_guest_memory(paging, prot, has_begin, begin, has_length, length,
&errp);
hmp_handle_error(mon, &errp);
g_free(prot);
}
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);
}
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);
}
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);
}
void hmp_send_key(Monitor *mon, const QDict *qdict)
{
const char *keys = qdict_get_str(qdict, "keys");
KeyValueList *keylist, *head = NULL, *tmp = NULL;
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;
int keyname_len;
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));
keylist->value = g_malloc0(sizeof(*keylist->value));
if (!head) {
head = keylist;
}
if (tmp) {
tmp->next = keylist;
}
tmp = keylist;
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;
}
if (!separator) {
break;
}
keys = separator + 1;
}
qmp_send_key(head, has_hold_time, hold_time, &err);
hmp_handle_error(mon, &err);
out:
qapi_free_KeyValueList(head);
return;
err_out:
monitor_printf(mon, "invalid parameter: %s\n", keyname_buf);
goto out;
}
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);
}
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);
}
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) {
error_setg(&err, "Parsing chardev args failed\n");
} 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);
}
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