]> git.proxmox.com Git - qemu.git/blame - qapi-schema.json
block: introduce BLOCK_JOB_READY event
[qemu.git] / qapi-schema.json
CommitLineData
e3193601
AL
1# -*- Mode: Python -*-
2#
3# QAPI Schema
48a32bed 4
dcafd323
LC
5##
6# @ErrorClass
7#
8# QEMU error classes
9#
10# @GenericError: this is used for errors that don't require a specific error
11# class. This should be the default case for most errors
12#
13# @CommandNotFound: the requested command has not been found
14#
15# @DeviceEncrypted: the requested operation can't be fulfilled because the
16# selected device is encrypted
17#
18# @DeviceNotActive: a device has failed to be become active
19#
20# @DeviceNotFound: the requested device has not been found
21#
22# @KVMMissingCap: the requested operation can't be fulfilled because a
23# required KVM capability is missing
24#
25# @MigrationExpected: the requested operation can't be fulfilled because a
26# migration process is expected
27#
28# Since: 1.2
29##
30{ 'enum': 'ErrorClass',
31 'data': [ 'GenericError', 'CommandNotFound', 'DeviceEncrypted',
32 'DeviceNotActive', 'DeviceNotFound', 'KVMMissingCap',
33 'MigrationExpected' ] }
34
b224e5e2
LC
35##
36# @add_client
37#
38# Allow client connections for VNC, Spice and socket based
39# character devices to be passed in to QEMU via SCM_RIGHTS.
40#
41# @protocol: protocol name. Valid names are "vnc", "spice" or the
42# name of a character device (eg. from -chardev id=XXXX)
43#
44# @fdname: file descriptor name previously passed via 'getfd' command
45#
46# @skipauth: #optional whether to skip authentication. Only applies
47# to "vnc" and "spice" protocols
48#
49# @tls: #optional whether to perform TLS. Only applies to the "spice"
50# protocol
51#
52# Returns: nothing on success.
53#
54# Since: 0.14.0
55##
56{ 'command': 'add_client',
57 'data': { 'protocol': 'str', 'fdname': 'str', '*skipauth': 'bool',
58 '*tls': 'bool' } }
59
48a32bed
AL
60##
61# @NameInfo:
62#
63# Guest name information.
64#
65# @name: #optional The name of the guest
66#
67# Since 0.14.0
68##
69{ 'type': 'NameInfo', 'data': {'*name': 'str'} }
70
71##
72# @query-name:
73#
74# Return the name information of a guest.
75#
76# Returns: @NameInfo of the guest
77#
78# Since 0.14.0
79##
80{ 'command': 'query-name', 'returns': 'NameInfo' }
b9c15f16
LC
81
82##
83# @VersionInfo:
84#
85# A description of QEMU's version.
86#
87# @qemu.major: The major version of QEMU
88#
89# @qemu.minor: The minor version of QEMU
90#
91# @qemu.micro: The micro version of QEMU. By current convention, a micro
92# version of 50 signifies a development branch. A micro version
93# greater than or equal to 90 signifies a release candidate for
94# the next minor version. A micro version of less than 50
95# signifies a stable release.
96#
97# @package: QEMU will always set this field to an empty string. Downstream
98# versions of QEMU should set this to a non-empty string. The
99# exact format depends on the downstream however it highly
100# recommended that a unique name is used.
101#
102# Since: 0.14.0
103##
104{ 'type': 'VersionInfo',
105 'data': {'qemu': {'major': 'int', 'minor': 'int', 'micro': 'int'},
106 'package': 'str'} }
107
108##
109# @query-version:
110#
111# Returns the current version of QEMU.
112#
113# Returns: A @VersionInfo object describing the current version of QEMU.
114#
115# Since: 0.14.0
116##
117{ 'command': 'query-version', 'returns': 'VersionInfo' }
292a2602
LC
118
119##
120# @KvmInfo:
121#
122# Information about support for KVM acceleration
123#
124# @enabled: true if KVM acceleration is active
125#
126# @present: true if KVM acceleration is built into this executable
127#
128# Since: 0.14.0
129##
130{ 'type': 'KvmInfo', 'data': {'enabled': 'bool', 'present': 'bool'} }
131
132##
133# @query-kvm:
134#
135# Returns information about KVM acceleration
136#
137# Returns: @KvmInfo
138#
139# Since: 0.14.0
140##
141{ 'command': 'query-kvm', 'returns': 'KvmInfo' }
142
1fa9a5e4
LC
143##
144# @RunState
145#
6932a69b 146# An enumeration of VM run states.
1fa9a5e4
LC
147#
148# @debug: QEMU is running on a debugger
149#
0a24c7b1
LC
150# @finish-migrate: guest is paused to finish the migration process
151#
1fa9a5e4
LC
152# @inmigrate: guest is paused waiting for an incoming migration
153#
154# @internal-error: An internal error that prevents further guest execution
155# has occurred
156#
157# @io-error: the last IOP has failed and the device is configured to pause
158# on I/O errors
159#
160# @paused: guest has been paused via the 'stop' command
161#
162# @postmigrate: guest is paused following a successful 'migrate'
163#
164# @prelaunch: QEMU was started with -S and guest has not started
165#
1fa9a5e4
LC
166# @restore-vm: guest is paused to restore VM state
167#
168# @running: guest is actively running
169#
170# @save-vm: guest is paused to save the VM state
171#
172# @shutdown: guest is shut down (and -no-shutdown is in use)
173#
ad02b96a
LC
174# @suspended: guest is suspended (ACPI S3)
175#
1fa9a5e4
LC
176# @watchdog: the watchdog action is configured to pause and has been triggered
177##
178{ 'enum': 'RunState',
179 'data': [ 'debug', 'inmigrate', 'internal-error', 'io-error', 'paused',
180 'postmigrate', 'prelaunch', 'finish-migrate', 'restore-vm',
ad02b96a 181 'running', 'save-vm', 'shutdown', 'suspended', 'watchdog' ] }
1fa9a5e4 182
c249ee68
BC
183##
184# @SnapshotInfo
185#
186# @id: unique snapshot id
187#
188# @name: user chosen name
189#
190# @vm-state-size: size of the VM state
191#
192# @date-sec: UTC date of the snapshot in seconds
193#
194# @date-nsec: fractional part in nano seconds to be used with date-sec
195#
196# @vm-clock-sec: VM clock relative to boot in seconds
197#
198# @vm-clock-nsec: fractional part in nano seconds to be used with vm-clock-sec
199#
200# Since: 1.3
201#
202##
203
204{ 'type': 'SnapshotInfo',
205 'data': { 'id': 'str', 'name': 'str', 'vm-state-size': 'int',
206 'date-sec': 'int', 'date-nsec': 'int',
207 'vm-clock-sec': 'int', 'vm-clock-nsec': 'int' } }
208
209##
210# @ImageInfo:
211#
212# Information about a QEMU image file
213#
214# @filename: name of the image file
215#
216# @format: format of the image file
217#
218# @virtual-size: maximum capacity in bytes of the image
219#
220# @actual-size: #optional actual size on disk in bytes of the image
221#
222# @dirty-flag: #optional true if image is not cleanly closed
223#
224# @cluster-size: #optional size of a cluster in bytes
225#
226# @encrypted: #optional true if the image is encrypted
227#
228# @backing-filename: #optional name of the backing file
229#
230# @full-backing-filename: #optional full path of the backing file
231#
232# @backing-filename-format: #optional the format of the backing file
233#
234# @snapshots: #optional list of VM snapshots
235#
236# Since: 1.3
237#
238##
239
240{ 'type': 'ImageInfo',
241 'data': {'filename': 'str', 'format': 'str', '*dirty-flag': 'bool',
242 '*actual-size': 'int', 'virtual-size': 'int',
243 '*cluster-size': 'int', '*encrypted': 'bool',
244 '*backing-filename': 'str', '*full-backing-filename': 'str',
245 '*backing-filename-format': 'str', '*snapshots': ['SnapshotInfo'] } }
246
1fa9a5e4
LC
247##
248# @StatusInfo:
249#
250# Information about VCPU run state
251#
252# @running: true if all VCPUs are runnable, false if not runnable
253#
254# @singlestep: true if VCPUs are in single-step mode
255#
256# @status: the virtual machine @RunState
257#
258# Since: 0.14.0
259#
260# Notes: @singlestep is enabled through the GDB stub
261##
262{ 'type': 'StatusInfo',
263 'data': {'running': 'bool', 'singlestep': 'bool', 'status': 'RunState'} }
264
265##
266# @query-status:
267#
268# Query the run status of all VCPUs
269#
270# Returns: @StatusInfo reflecting all VCPUs
271#
272# Since: 0.14.0
273##
274{ 'command': 'query-status', 'returns': 'StatusInfo' }
275
efab767e
LC
276##
277# @UuidInfo:
278#
279# Guest UUID information.
280#
281# @UUID: the UUID of the guest
282#
283# Since: 0.14.0
284#
285# Notes: If no UUID was specified for the guest, a null UUID is returned.
286##
287{ 'type': 'UuidInfo', 'data': {'UUID': 'str'} }
288
289##
290# @query-uuid:
291#
292# Query the guest UUID information.
293#
294# Returns: The @UuidInfo for the guest
295#
296# Since 0.14.0
297##
298{ 'command': 'query-uuid', 'returns': 'UuidInfo' }
299
c5a415a0
LC
300##
301# @ChardevInfo:
302#
303# Information about a character device.
304#
305# @label: the label of the character device
306#
307# @filename: the filename of the character device
308#
309# Notes: @filename is encoded using the QEMU command line character device
310# encoding. See the QEMU man page for details.
311#
312# Since: 0.14.0
313##
314{ 'type': 'ChardevInfo', 'data': {'label': 'str', 'filename': 'str'} }
315
316##
317# @query-chardev:
318#
319# Returns information about current character devices.
320#
321# Returns: a list of @ChardevInfo
322#
323# Since: 0.14.0
324##
325{ 'command': 'query-chardev', 'returns': ['ChardevInfo'] }
aa9b79bc
LC
326
327##
328# @CommandInfo:
329#
330# Information about a QMP command
331#
332# @name: The command name
333#
334# Since: 0.14.0
335##
336{ 'type': 'CommandInfo', 'data': {'name': 'str'} }
337
338##
339# @query-commands:
340#
341# Return a list of supported QMP commands by this server
342#
343# Returns: A list of @CommandInfo for all supported commands
344#
345# Since: 0.14.0
346##
347{ 'command': 'query-commands', 'returns': ['CommandInfo'] }
348
4860853d
DB
349##
350# @EventInfo:
351#
352# Information about a QMP event
353#
354# @name: The event name
355#
356# Since: 1.2.0
357##
358{ 'type': 'EventInfo', 'data': {'name': 'str'} }
359
360##
361# @query-events:
362#
363# Return a list of supported QMP events by this server
364#
365# Returns: A list of @EventInfo for all supported events
366#
367# Since: 1.2.0
368##
369{ 'command': 'query-events', 'returns': ['EventInfo'] }
370
791e7c82
LC
371##
372# @MigrationStats
373#
374# Detailed migration status.
375#
376# @transferred: amount of bytes already transferred to the target VM
377#
378# @remaining: amount of bytes remaining to be transferred to the target VM
379#
380# @total: total amount of bytes involved in the migration process
381#
004d4c10
OW
382# @duplicate: number of duplicate pages (since 1.2)
383#
384# @normal : number of normal pages (since 1.2)
385#
8d017193
JQ
386# @normal-bytes: number of normal bytes sent (since 1.2)
387#
388# @dirty-pages-rate: number of pages dirtied by second by the
389# guest (since 1.3)
004d4c10
OW
390#
391# Since: 0.14.0
791e7c82
LC
392##
393{ 'type': 'MigrationStats',
d5f8a570 394 'data': {'transferred': 'int', 'remaining': 'int', 'total': 'int' ,
8d017193
JQ
395 'duplicate': 'int', 'normal': 'int', 'normal-bytes': 'int',
396 'dirty-pages-rate' : 'int' } }
791e7c82 397
f36d55af
OW
398##
399# @XBZRLECacheStats
400#
401# Detailed XBZRLE migration cache statistics
402#
403# @cache-size: XBZRLE cache size
404#
405# @bytes: amount of bytes already transferred to the target VM
406#
407# @pages: amount of pages transferred to the target VM
408#
409# @cache-miss: number of cache miss
410#
411# @overflow: number of overflows
412#
413# Since: 1.2
414##
415{ 'type': 'XBZRLECacheStats',
416 'data': {'cache-size': 'int', 'bytes': 'int', 'pages': 'int',
417 'cache-miss': 'int', 'overflow': 'int' } }
418
791e7c82
LC
419##
420# @MigrationInfo
421#
422# Information about current migration process.
423#
424# @status: #optional string describing the current migration status.
425# As of 0.14.0 this can be 'active', 'completed', 'failed' or
426# 'cancelled'. If this field is not returned, no migration process
427# has been initiated
428#
d5f8a570
JQ
429# @ram: #optional @MigrationStats containing detailed migration
430# status, only returned if status is 'active' or
431# 'completed'. 'comppleted' (since 1.2)
791e7c82
LC
432#
433# @disk: #optional @MigrationStats containing detailed disk migration
434# status, only returned if status is 'active' and it is a block
435# migration
436#
f36d55af
OW
437# @xbzrle-cache: #optional @XBZRLECacheStats containing detailed XBZRLE
438# migration statistics, only returned if XBZRLE feature is on and
439# status is 'active' or 'completed' (since 1.2)
440#
7aa939af
JQ
441# @total-time: #optional total amount of milliseconds since migration started.
442# If migration has ended, it returns the total migration
443# time. (since 1.2)
444#
9c5a9fcf
JQ
445# @downtime: #optional only present when migration finishes correctly
446# total downtime in milliseconds for the guest.
447# (since 1.3)
448#
2c52ddf1
JQ
449# @expected-downtime: #optional only present while migration is active
450# expected downtime in milliseconds for the guest in last walk
451# of the dirty bitmap. (since 1.3)
452#
791e7c82
LC
453# Since: 0.14.0
454##
455{ 'type': 'MigrationInfo',
456 'data': {'*status': 'str', '*ram': 'MigrationStats',
f36d55af 457 '*disk': 'MigrationStats',
7aa939af 458 '*xbzrle-cache': 'XBZRLECacheStats',
9c5a9fcf 459 '*total-time': 'int',
2c52ddf1 460 '*expected-downtime': 'int',
9c5a9fcf 461 '*downtime': 'int'} }
791e7c82
LC
462
463##
464# @query-migrate
465#
466# Returns information about current migration process.
467#
468# Returns: @MigrationInfo
469#
470# Since: 0.14.0
471##
472{ 'command': 'query-migrate', 'returns': 'MigrationInfo' }
473
bbf6da32
OW
474##
475# @MigrationCapability
476#
477# Migration capabilities enumeration
478#
479# @xbzrle: Migration supports xbzrle (Xor Based Zero Run Length Encoding).
480# This feature allows us to minimize migration traffic for certain work
481# loads, by sending compressed difference of the pages
482#
483# Since: 1.2
484##
485{ 'enum': 'MigrationCapability',
486 'data': ['xbzrle'] }
487
488##
489# @MigrationCapabilityStatus
490#
491# Migration capability information
492#
493# @capability: capability enum
494#
495# @state: capability state bool
496#
497# Since: 1.2
498##
499{ 'type': 'MigrationCapabilityStatus',
500 'data': { 'capability' : 'MigrationCapability', 'state' : 'bool' } }
501
502##
00458433
OW
503# @migrate-set-capabilities
504#
505# Enable/Disable the following migration capabilities (like xbzrle)
506#
507# @capabilities: json array of capability modifications to make
508#
509# Since: 1.2
510##
511{ 'command': 'migrate-set-capabilities',
512 'data': { 'capabilities': ['MigrationCapabilityStatus'] } }
513
514##
bbf6da32
OW
515# @query-migrate-capabilities
516#
517# Returns information about the current migration capabilities status
518#
519# Returns: @MigrationCapabilitiesStatus
520#
521# Since: 1.2
522##
523{ 'command': 'query-migrate-capabilities', 'returns': ['MigrationCapabilityStatus']}
524
e235cec3
LC
525##
526# @MouseInfo:
527#
528# Information about a mouse device.
529#
530# @name: the name of the mouse device
531#
532# @index: the index of the mouse device
533#
534# @current: true if this device is currently receiving mouse events
535#
536# @absolute: true if this device supports absolute coordinates as input
537#
538# Since: 0.14.0
539##
540{ 'type': 'MouseInfo',
541 'data': {'name': 'str', 'index': 'int', 'current': 'bool',
542 'absolute': 'bool'} }
543
544##
545# @query-mice:
546#
547# Returns information about each active mouse device
548#
549# Returns: a list of @MouseInfo for each device
550#
551# Since: 0.14.0
552##
553{ 'command': 'query-mice', 'returns': ['MouseInfo'] }
554
de0b36b6
LC
555##
556# @CpuInfo:
557#
558# Information about a virtual CPU
559#
560# @CPU: the index of the virtual CPU
561#
562# @current: this only exists for backwards compatible and should be ignored
b80e560b 563#
de0b36b6
LC
564# @halted: true if the virtual CPU is in the halt state. Halt usually refers
565# to a processor specific low power mode.
566#
567# @pc: #optional If the target is i386 or x86_64, this is the 64-bit instruction
568# pointer.
569# If the target is Sparc, this is the PC component of the
570# instruction pointer.
571#
572# @nip: #optional If the target is PPC, the instruction pointer
573#
574# @npc: #optional If the target is Sparc, the NPC component of the instruction
575# pointer
576#
577# @PC: #optional If the target is MIPS, the instruction pointer
578#
579# @thread_id: ID of the underlying host thread
580#
581# Since: 0.14.0
582#
583# Notes: @halted is a transient state that changes frequently. By the time the
584# data is sent to the client, the guest may no longer be halted.
585##
586{ 'type': 'CpuInfo',
587 'data': {'CPU': 'int', 'current': 'bool', 'halted': 'bool', '*pc': 'int',
588 '*nip': 'int', '*npc': 'int', '*PC': 'int', 'thread_id': 'int'} }
589
590##
591# @query-cpus:
592#
593# Returns a list of information about each virtual CPU.
594#
595# Returns: a list of @CpuInfo for each virtual CPU
596#
597# Since: 0.14.0
598##
599{ 'command': 'query-cpus', 'returns': ['CpuInfo'] }
600
b2023818
LC
601##
602# @BlockDeviceInfo:
603#
604# Information about the backing device for a block device.
605#
606# @file: the filename of the backing device
607#
608# @ro: true if the backing device was open read-only
609#
610# @drv: the name of the block format used to open the backing device. As of
611# 0.14.0 this can be: 'blkdebug', 'bochs', 'cloop', 'cow', 'dmg',
612# 'file', 'file', 'ftp', 'ftps', 'host_cdrom', 'host_device',
613# 'host_floppy', 'http', 'https', 'nbd', 'parallels', 'qcow',
614# 'qcow2', 'raw', 'tftp', 'vdi', 'vmdk', 'vpc', 'vvfat'
615#
616# @backing_file: #optional the name of the backing file (for copy-on-write)
617#
2e3e3317
BC
618# @backing_file_depth: number of files in the backing file chain (since: 1.2)
619#
b2023818
LC
620# @encrypted: true if the backing device is encrypted
621#
c75a1a8a
LC
622# @encryption_key_missing: true if the backing device is encrypted but an
623# valid encryption key is missing
624#
727f005e
ZYW
625# @bps: total throughput limit in bytes per second is specified
626#
627# @bps_rd: read throughput limit in bytes per second is specified
628#
629# @bps_wr: write throughput limit in bytes per second is specified
630#
631# @iops: total I/O operations per second is specified
632#
633# @iops_rd: read I/O operations per second is specified
634#
635# @iops_wr: write I/O operations per second is specified
636#
b2023818
LC
637# Since: 0.14.0
638#
639# Notes: This interface is only found in @BlockInfo.
640##
641{ 'type': 'BlockDeviceInfo',
642 'data': { 'file': 'str', 'ro': 'bool', 'drv': 'str',
2e3e3317 643 '*backing_file': 'str', 'backing_file_depth': 'int',
c75a1a8a
LC
644 'encrypted': 'bool', 'encryption_key_missing': 'bool',
645 'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int',
646 'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int'} }
b2023818
LC
647
648##
649# @BlockDeviceIoStatus:
650#
651# An enumeration of block device I/O status.
652#
653# @ok: The last I/O operation has succeeded
654#
655# @failed: The last I/O operation has failed
656#
657# @nospace: The last I/O operation has failed due to a no-space condition
658#
659# Since: 1.0
660##
661{ 'enum': 'BlockDeviceIoStatus', 'data': [ 'ok', 'failed', 'nospace' ] }
662
b9a9b3a4
PB
663##
664# @BlockDirtyInfo:
665#
666# Block dirty bitmap information.
667#
668# @count: number of dirty bytes according to the dirty bitmap
669#
670# Since: 1.3
671##
672{ 'type': 'BlockDirtyInfo',
673 'data': {'count': 'int'} }
674
b2023818
LC
675##
676# @BlockInfo:
677#
678# Block device information. This structure describes a virtual device and
679# the backing device associated with it.
680#
681# @device: The device name associated with the virtual device.
682#
683# @type: This field is returned only for compatibility reasons, it should
684# not be used (always returns 'unknown')
685#
686# @removable: True if the device supports removable media.
687#
688# @locked: True if the guest has locked this device from having its media
689# removed
690#
691# @tray_open: #optional True if the device has a tray and it is open
692# (only present if removable is true)
693#
b9a9b3a4
PB
694# @dirty: #optional dirty bitmap information (only present if the dirty
695# bitmap is enabled)
696#
b2023818
LC
697# @io-status: #optional @BlockDeviceIoStatus. Only present if the device
698# supports it and the VM is configured to stop on errors
699#
700# @inserted: #optional @BlockDeviceInfo describing the device if media is
701# present
702#
703# Since: 0.14.0
704##
705{ 'type': 'BlockInfo',
706 'data': {'device': 'str', 'type': 'str', 'removable': 'bool',
707 'locked': 'bool', '*inserted': 'BlockDeviceInfo',
b9a9b3a4
PB
708 '*tray_open': 'bool', '*io-status': 'BlockDeviceIoStatus',
709 '*dirty': 'BlockDirtyInfo' } }
b2023818
LC
710
711##
712# @query-block:
713#
714# Get a list of BlockInfo for all virtual block devices.
715#
716# Returns: a list of @BlockInfo describing each virtual block device
717#
718# Since: 0.14.0
719##
720{ 'command': 'query-block', 'returns': ['BlockInfo'] }
721
f11f57e4
LC
722##
723# @BlockDeviceStats:
724#
725# Statistics of a virtual block device or a block backing device.
726#
727# @rd_bytes: The number of bytes read by the device.
728#
729# @wr_bytes: The number of bytes written by the device.
730#
731# @rd_operations: The number of read operations performed by the device.
732#
733# @wr_operations: The number of write operations performed by the device.
734#
735# @flush_operations: The number of cache flush operations performed by the
736# device (since 0.15.0)
737#
738# @flush_total_time_ns: Total time spend on cache flushes in nano-seconds
739# (since 0.15.0).
740#
741# @wr_total_time_ns: Total time spend on writes in nano-seconds (since 0.15.0).
742#
743# @rd_total_time_ns: Total_time_spend on reads in nano-seconds (since 0.15.0).
744#
745# @wr_highest_offset: The offset after the greatest byte written to the
746# device. The intended use of this information is for
747# growable sparse files (like qcow2) that are used on top
748# of a physical device.
749#
750# Since: 0.14.0
751##
752{ 'type': 'BlockDeviceStats',
753 'data': {'rd_bytes': 'int', 'wr_bytes': 'int', 'rd_operations': 'int',
754 'wr_operations': 'int', 'flush_operations': 'int',
755 'flush_total_time_ns': 'int', 'wr_total_time_ns': 'int',
756 'rd_total_time_ns': 'int', 'wr_highest_offset': 'int' } }
757
758##
759# @BlockStats:
760#
761# Statistics of a virtual block device or a block backing device.
762#
763# @device: #optional If the stats are for a virtual block device, the name
764# corresponding to the virtual block device.
765#
766# @stats: A @BlockDeviceStats for the device.
767#
768# @parent: #optional This may point to the backing block device if this is a
769# a virtual block device. If it's a backing block, this will point
770# to the backing file is one is present.
771#
772# Since: 0.14.0
773##
774{ 'type': 'BlockStats',
775 'data': {'*device': 'str', 'stats': 'BlockDeviceStats',
776 '*parent': 'BlockStats'} }
777
778##
779# @query-blockstats:
780#
781# Query the @BlockStats for all virtual block devices.
782#
783# Returns: A list of @BlockStats for each virtual block devices.
784#
785# Since: 0.14.0
786##
787{ 'command': 'query-blockstats', 'returns': ['BlockStats'] }
788
2b54aa87
LC
789##
790# @VncClientInfo:
791#
792# Information about a connected VNC client.
793#
794# @host: The host name of the client. QEMU tries to resolve this to a DNS name
795# when possible.
796#
797# @family: 'ipv6' if the client is connected via IPv6 and TCP
798# 'ipv4' if the client is connected via IPv4 and TCP
799# 'unix' if the client is connected via a unix domain socket
800# 'unknown' otherwise
801#
802# @service: The service name of the client's port. This may depends on the
803# host system's service database so symbolic names should not be
804# relied on.
805#
806# @x509_dname: #optional If x509 authentication is in use, the Distinguished
807# Name of the client.
808#
809# @sasl_username: #optional If SASL authentication is in use, the SASL username
810# used for authentication.
811#
812# Since: 0.14.0
813##
814{ 'type': 'VncClientInfo',
815 'data': {'host': 'str', 'family': 'str', 'service': 'str',
816 '*x509_dname': 'str', '*sasl_username': 'str'} }
817
818##
819# @VncInfo:
820#
821# Information about the VNC session.
822#
823# @enabled: true if the VNC server is enabled, false otherwise
824#
825# @host: #optional The hostname the VNC server is bound to. This depends on
826# the name resolution on the host and may be an IP address.
827#
828# @family: #optional 'ipv6' if the host is listening for IPv6 connections
829# 'ipv4' if the host is listening for IPv4 connections
830# 'unix' if the host is listening on a unix domain socket
831# 'unknown' otherwise
832#
833# @service: #optional The service name of the server's port. This may depends
834# on the host system's service database so symbolic names should not
835# be relied on.
836#
837# @auth: #optional the current authentication type used by the server
838# 'none' if no authentication is being used
839# 'vnc' if VNC authentication is being used
840# 'vencrypt+plain' if VEncrypt is used with plain text authentication
841# 'vencrypt+tls+none' if VEncrypt is used with TLS and no authentication
842# 'vencrypt+tls+vnc' if VEncrypt is used with TLS and VNC authentication
843# 'vencrypt+tls+plain' if VEncrypt is used with TLS and plain text auth
844# 'vencrypt+x509+none' if VEncrypt is used with x509 and no auth
845# 'vencrypt+x509+vnc' if VEncrypt is used with x509 and VNC auth
846# 'vencrypt+x509+plain' if VEncrypt is used with x509 and plain text auth
847# 'vencrypt+tls+sasl' if VEncrypt is used with TLS and SASL auth
848# 'vencrypt+x509+sasl' if VEncrypt is used with x509 and SASL auth
849#
850# @clients: a list of @VncClientInfo of all currently connected clients
851#
852# Since: 0.14.0
853##
854{ 'type': 'VncInfo',
855 'data': {'enabled': 'bool', '*host': 'str', '*family': 'str',
856 '*service': 'str', '*auth': 'str', '*clients': ['VncClientInfo']} }
857
858##
859# @query-vnc:
860#
861# Returns information about the current VNC server
862#
863# Returns: @VncInfo
2b54aa87
LC
864#
865# Since: 0.14.0
866##
867{ 'command': 'query-vnc', 'returns': 'VncInfo' }
868
d1f29646
LC
869##
870# @SpiceChannel
871#
872# Information about a SPICE client channel.
873#
874# @host: The host name of the client. QEMU tries to resolve this to a DNS name
875# when possible.
876#
877# @family: 'ipv6' if the client is connected via IPv6 and TCP
878# 'ipv4' if the client is connected via IPv4 and TCP
879# 'unix' if the client is connected via a unix domain socket
880# 'unknown' otherwise
881#
882# @port: The client's port number.
883#
884# @connection-id: SPICE connection id number. All channels with the same id
885# belong to the same SPICE session.
886#
419e1bdf
AL
887# @connection-type: SPICE channel type number. "1" is the main control
888# channel, filter for this one if you want to track spice
889# sessions only
d1f29646 890#
419e1bdf
AL
891# @channel-id: SPICE channel ID number. Usually "0", might be different when
892# multiple channels of the same type exist, such as multiple
d1f29646
LC
893# display channels in a multihead setup
894#
895# @tls: true if the channel is encrypted, false otherwise.
896#
897# Since: 0.14.0
898##
899{ 'type': 'SpiceChannel',
900 'data': {'host': 'str', 'family': 'str', 'port': 'str',
901 'connection-id': 'int', 'channel-type': 'int', 'channel-id': 'int',
902 'tls': 'bool'} }
903
4efee029
AL
904##
905# @SpiceQueryMouseMode
906#
6932a69b 907# An enumeration of Spice mouse states.
4efee029
AL
908#
909# @client: Mouse cursor position is determined by the client.
910#
911# @server: Mouse cursor position is determined by the server.
912#
913# @unknown: No information is available about mouse mode used by
914# the spice server.
915#
916# Note: spice/enums.h has a SpiceMouseMode already, hence the name.
917#
918# Since: 1.1
919##
920{ 'enum': 'SpiceQueryMouseMode',
921 'data': [ 'client', 'server', 'unknown' ] }
922
d1f29646
LC
923##
924# @SpiceInfo
925#
926# Information about the SPICE session.
b80e560b 927#
d1f29646
LC
928# @enabled: true if the SPICE server is enabled, false otherwise
929#
61c4efe2
YH
930# @migrated: true if the last guest migration completed and spice
931# migration had completed as well. false otherwise.
932#
d1f29646
LC
933# @host: #optional The hostname the SPICE server is bound to. This depends on
934# the name resolution on the host and may be an IP address.
935#
936# @port: #optional The SPICE server's port number.
937#
938# @compiled-version: #optional SPICE server version.
939#
940# @tls-port: #optional The SPICE server's TLS port number.
941#
942# @auth: #optional the current authentication type used by the server
419e1bdf
AL
943# 'none' if no authentication is being used
944# 'spice' uses SASL or direct TLS authentication, depending on command
945# line options
d1f29646 946#
4efee029
AL
947# @mouse-mode: The mode in which the mouse cursor is displayed currently. Can
948# be determined by the client or the server, or unknown if spice
949# server doesn't provide this information.
950#
951# Since: 1.1
952#
d1f29646
LC
953# @channels: a list of @SpiceChannel for each active spice channel
954#
955# Since: 0.14.0
956##
957{ 'type': 'SpiceInfo',
61c4efe2 958 'data': {'enabled': 'bool', 'migrated': 'bool', '*host': 'str', '*port': 'int',
d1f29646 959 '*tls-port': 'int', '*auth': 'str', '*compiled-version': 'str',
4efee029 960 'mouse-mode': 'SpiceQueryMouseMode', '*channels': ['SpiceChannel']} }
d1f29646
LC
961
962##
963# @query-spice
964#
965# Returns information about the current SPICE server
966#
967# Returns: @SpiceInfo
968#
969# Since: 0.14.0
970##
971{ 'command': 'query-spice', 'returns': 'SpiceInfo' }
972
96637bcd
LC
973##
974# @BalloonInfo:
975#
976# Information about the guest balloon device.
977#
978# @actual: the number of bytes the balloon currently contains
979#
980# @mem_swapped_in: #optional number of pages swapped in within the guest
981#
982# @mem_swapped_out: #optional number of pages swapped out within the guest
983#
984# @major_page_faults: #optional number of major page faults within the guest
985#
986# @minor_page_faults: #optional number of minor page faults within the guest
987#
988# @free_mem: #optional amount of memory (in bytes) free in the guest
989#
990# @total_mem: #optional amount of memory (in bytes) visible to the guest
991#
992# Since: 0.14.0
993#
994# Notes: all current versions of QEMU do not fill out optional information in
995# this structure.
996##
997{ 'type': 'BalloonInfo',
998 'data': {'actual': 'int', '*mem_swapped_in': 'int',
999 '*mem_swapped_out': 'int', '*major_page_faults': 'int',
1000 '*minor_page_faults': 'int', '*free_mem': 'int',
1001 '*total_mem': 'int'} }
1002
1003##
1004# @query-balloon:
1005#
1006# Return information about the balloon device.
1007#
1008# Returns: @BalloonInfo on success
1009# If the balloon driver is enabled but not functional because the KVM
1010# kernel module cannot support it, KvmMissingCap
1011# If no balloon device is present, DeviceNotActive
1012#
1013# Since: 0.14.0
1014##
1015{ 'command': 'query-balloon', 'returns': 'BalloonInfo' }
1016
79627472
LC
1017##
1018# @PciMemoryRange:
1019#
1020# A PCI device memory region
1021#
1022# @base: the starting address (guest physical)
1023#
1024# @limit: the ending address (guest physical)
1025#
1026# Since: 0.14.0
1027##
1028{ 'type': 'PciMemoryRange', 'data': {'base': 'int', 'limit': 'int'} }
1029
1030##
1031# @PciMemoryRegion
1032#
1033# Information about a PCI device I/O region.
1034#
1035# @bar: the index of the Base Address Register for this region
1036#
1037# @type: 'io' if the region is a PIO region
1038# 'memory' if the region is a MMIO region
1039#
1040# @prefetch: #optional if @type is 'memory', true if the memory is prefetchable
1041#
1042# @mem_type_64: #optional if @type is 'memory', true if the BAR is 64-bit
1043#
1044# Since: 0.14.0
1045##
1046{ 'type': 'PciMemoryRegion',
1047 'data': {'bar': 'int', 'type': 'str', 'address': 'int', 'size': 'int',
1048 '*prefetch': 'bool', '*mem_type_64': 'bool' } }
1049
1050##
1051# @PciBridgeInfo:
1052#
1053# Information about a PCI Bridge device
1054#
1055# @bus.number: primary bus interface number. This should be the number of the
1056# bus the device resides on.
1057#
1058# @bus.secondary: secondary bus interface number. This is the number of the
1059# main bus for the bridge
1060#
1061# @bus.subordinate: This is the highest number bus that resides below the
1062# bridge.
1063#
1064# @bus.io_range: The PIO range for all devices on this bridge
1065#
1066# @bus.memory_range: The MMIO range for all devices on this bridge
1067#
1068# @bus.prefetchable_range: The range of prefetchable MMIO for all devices on
1069# this bridge
1070#
1071# @devices: a list of @PciDeviceInfo for each device on this bridge
1072#
1073# Since: 0.14.0
1074##
1075{ 'type': 'PciBridgeInfo',
1076 'data': {'bus': { 'number': 'int', 'secondary': 'int', 'subordinate': 'int',
1077 'io_range': 'PciMemoryRange',
1078 'memory_range': 'PciMemoryRange',
1079 'prefetchable_range': 'PciMemoryRange' },
1080 '*devices': ['PciDeviceInfo']} }
1081
1082##
1083# @PciDeviceInfo:
1084#
1085# Information about a PCI device
1086#
1087# @bus: the bus number of the device
1088#
1089# @slot: the slot the device is located in
1090#
1091# @function: the function of the slot used by the device
1092#
1093# @class_info.desc: #optional a string description of the device's class
1094#
1095# @class_info.class: the class code of the device
1096#
1097# @id.device: the PCI device id
1098#
1099# @id.vendor: the PCI vendor id
1100#
1101# @irq: #optional if an IRQ is assigned to the device, the IRQ number
1102#
1103# @qdev_id: the device name of the PCI device
1104#
1105# @pci_bridge: if the device is a PCI bridge, the bridge information
1106#
1107# @regions: a list of the PCI I/O regions associated with the device
1108#
1109# Notes: the contents of @class_info.desc are not stable and should only be
1110# treated as informational.
1111#
1112# Since: 0.14.0
1113##
1114{ 'type': 'PciDeviceInfo',
1115 'data': {'bus': 'int', 'slot': 'int', 'function': 'int',
1116 'class_info': {'*desc': 'str', 'class': 'int'},
1117 'id': {'device': 'int', 'vendor': 'int'},
1118 '*irq': 'int', 'qdev_id': 'str', '*pci_bridge': 'PciBridgeInfo',
1119 'regions': ['PciMemoryRegion']} }
1120
1121##
1122# @PciInfo:
1123#
1124# Information about a PCI bus
1125#
1126# @bus: the bus index
1127#
1128# @devices: a list of devices on this bus
1129#
1130# Since: 0.14.0
1131##
1132{ 'type': 'PciInfo', 'data': {'bus': 'int', 'devices': ['PciDeviceInfo']} }
1133
1134##
1135# @query-pci:
1136#
1137# Return information about the PCI bus topology of the guest.
1138#
1139# Returns: a list of @PciInfo for each PCI bus
1140#
1141# Since: 0.14.0
1142##
1143{ 'command': 'query-pci', 'returns': ['PciInfo'] }
1144
92aa5c6d
PB
1145##
1146# @BlockdevOnError:
1147#
1148# An enumeration of possible behaviors for errors on I/O operations.
1149# The exact meaning depends on whether the I/O was initiated by a guest
1150# or by a block job
1151#
1152# @report: for guest operations, report the error to the guest;
1153# for jobs, cancel the job
1154#
1155# @ignore: ignore the error, only report a QMP event (BLOCK_IO_ERROR
1156# or BLOCK_JOB_ERROR)
1157#
1158# @enospc: same as @stop on ENOSPC, same as @report otherwise.
1159#
1160# @stop: for guest operations, stop the virtual machine;
1161# for jobs, pause the job
1162#
1163# Since: 1.3
1164##
1165{ 'enum': 'BlockdevOnError',
1166 'data': ['report', 'ignore', 'enospc', 'stop'] }
1167
fb5458cd
SH
1168##
1169# @BlockJobInfo:
1170#
1171# Information about a long-running block device operation.
1172#
1173# @type: the job type ('stream' for image streaming)
1174#
1175# @device: the block device name
1176#
1177# @len: the maximum progress value
1178#
8d65883f
PB
1179# @busy: false if the job is known to be in a quiescent state, with
1180# no pending I/O. Since 1.3.
1181#
8acc72a4
PB
1182# @paused: whether the job is paused or, if @busy is true, will
1183# pause itself as soon as possible. Since 1.3.
1184#
fb5458cd
SH
1185# @offset: the current progress value
1186#
1187# @speed: the rate limit, bytes per second
1188#
32c81a4a
PB
1189# @io-status: the status of the job (since 1.3)
1190#
fb5458cd
SH
1191# Since: 1.1
1192##
1193{ 'type': 'BlockJobInfo',
1194 'data': {'type': 'str', 'device': 'str', 'len': 'int',
32c81a4a
PB
1195 'offset': 'int', 'busy': 'bool', 'paused': 'bool', 'speed': 'int',
1196 'io-status': 'BlockDeviceIoStatus'} }
fb5458cd
SH
1197
1198##
1199# @query-block-jobs:
1200#
1201# Return information about long-running block device operations.
1202#
1203# Returns: a list of @BlockJobInfo for each active block job
1204#
1205# Since: 1.1
1206##
1207{ 'command': 'query-block-jobs', 'returns': ['BlockJobInfo'] }
1208
7a7f325e
LC
1209##
1210# @quit:
1211#
1212# This command will cause the QEMU process to exit gracefully. While every
1213# attempt is made to send the QMP response before terminating, this is not
1214# guaranteed. When using this interface, a premature EOF would not be
1215# unexpected.
1216#
1217# Since: 0.14.0
1218##
1219{ 'command': 'quit' }
5f158f21
LC
1220
1221##
1222# @stop:
1223#
1224# Stop all guest VCPU execution.
1225#
1226# Since: 0.14.0
1227#
1228# Notes: This function will succeed even if the guest is already in the stopped
1229# state
1230##
1231{ 'command': 'stop' }
38d22653
LC
1232
1233##
1234# @system_reset:
1235#
1236# Performs a hard reset of a guest.
1237#
1238# Since: 0.14.0
1239##
1240{ 'command': 'system_reset' }
5bc465e4
LC
1241
1242##
1243# @system_powerdown:
1244#
1245# Requests that a guest perform a powerdown operation.
1246#
1247# Since: 0.14.0
1248#
1249# Notes: A guest may or may not respond to this command. This command
1250# returning does not indicate that a guest has accepted the request or
1251# that it has shut down. Many guests will respond to this command by
1252# prompting the user in some way.
1253##
1254{ 'command': 'system_powerdown' }
755f1968
LC
1255
1256##
1257# @cpu:
1258#
1259# This command is a nop that is only provided for the purposes of compatibility.
1260#
1261# Since: 0.14.0
1262#
1263# Notes: Do not use this command.
1264##
1265{ 'command': 'cpu', 'data': {'index': 'int'} }
0cfd6a9a
LC
1266
1267##
1268# @memsave:
1269#
1270# Save a portion of guest memory to a file.
1271#
1272# @val: the virtual address of the guest to start from
1273#
1274# @size: the size of memory region to save
1275#
1276# @filename: the file to save the memory to as binary data
1277#
1278# @cpu-index: #optional the index of the virtual CPU to use for translating the
1279# virtual address (defaults to CPU 0)
1280#
1281# Returns: Nothing on success
0cfd6a9a
LC
1282#
1283# Since: 0.14.0
1284#
1285# Notes: Errors were not reliably returned until 1.1
1286##
1287{ 'command': 'memsave',
1288 'data': {'val': 'int', 'size': 'int', 'filename': 'str', '*cpu-index': 'int'} }
6d3962bf
LC
1289
1290##
1291# @pmemsave:
1292#
1293# Save a portion of guest physical memory to a file.
1294#
1295# @val: the physical address of the guest to start from
1296#
1297# @size: the size of memory region to save
1298#
1299# @filename: the file to save the memory to as binary data
1300#
1301# Returns: Nothing on success
6d3962bf
LC
1302#
1303# Since: 0.14.0
1304#
1305# Notes: Errors were not reliably returned until 1.1
1306##
1307{ 'command': 'pmemsave',
1308 'data': {'val': 'int', 'size': 'int', 'filename': 'str'} }
e42e818b
LC
1309
1310##
1311# @cont:
1312#
1313# Resume guest VCPU execution.
1314#
1315# Since: 0.14.0
1316#
1317# Returns: If successful, nothing
1318# If the QEMU is waiting for an incoming migration, MigrationExpected
1319# If QEMU was started with an encrypted block device and a key has
1320# not yet been set, DeviceEncrypted.
1321#
1322# Notes: This command will succeed if the guest is currently running.
1323##
1324{ 'command': 'cont' }
1325
9b9df25a
GH
1326##
1327# @system_wakeup:
1328#
1329# Wakeup guest from suspend. Does nothing in case the guest isn't suspended.
1330#
1331# Since: 1.1
1332#
1333# Returns: nothing.
1334##
1335{ 'command': 'system_wakeup' }
1336
ab49ab5c
LC
1337##
1338# @inject-nmi:
1339#
1340# Injects an Non-Maskable Interrupt into all guest's VCPUs.
1341#
1342# Returns: If successful, nothing
ab49ab5c
LC
1343#
1344# Since: 0.14.0
1345#
1346# Notes: Only x86 Virtual Machines support this command.
1347##
1348{ 'command': 'inject-nmi' }
4b37156c
LC
1349
1350##
1351# @set_link:
1352#
1353# Sets the link status of a virtual network adapter.
1354#
1355# @name: the device name of the virtual network adapter
1356#
1357# @up: true to set the link status to be up
1358#
1359# Returns: Nothing on success
1360# If @name is not a valid network device, DeviceNotFound
1361#
1362# Since: 0.14.0
1363#
1364# Notes: Not all network adapters support setting link status. This command
1365# will succeed even if the network adapter does not support link status
1366# notification.
1367##
1368{ 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} }
a4dea8a9
LC
1369
1370##
1371# @block_passwd:
1372#
1373# This command sets the password of a block device that has not been open
1374# with a password and requires one.
1375#
1376# The two cases where this can happen are a block device is created through
1377# QEMU's initial command line or a block device is changed through the legacy
1378# @change interface.
1379#
1380# In the event that the block device is created through the initial command
1381# line, the VM will start in the stopped state regardless of whether '-S' is
1382# used. The intention is for a management tool to query the block devices to
1383# determine which ones are encrypted, set the passwords with this command, and
1384# then start the guest with the @cont command.
1385#
1386# @device: the name of the device to set the password on
1387#
1388# @password: the password to use for the device
1389#
1390# Returns: nothing on success
1391# If @device is not a valid block device, DeviceNotFound
1392# If @device is not encrypted, DeviceNotEncrypted
a4dea8a9
LC
1393#
1394# Notes: Not all block formats support encryption and some that do are not
1395# able to validate that a password is correct. Disk corruption may
1396# occur if an invalid password is specified.
1397#
1398# Since: 0.14.0
1399##
1400{ 'command': 'block_passwd', 'data': {'device': 'str', 'password': 'str'} }
d72f3264
LC
1401
1402##
1403# @balloon:
1404#
1405# Request the balloon driver to change its balloon size.
1406#
1407# @value: the target size of the balloon in bytes
1408#
1409# Returns: Nothing on success
1410# If the balloon driver is enabled but not functional because the KVM
1411# kernel module cannot support it, KvmMissingCap
1412# If no balloon device is present, DeviceNotActive
1413#
1414# Notes: This command just issues a request to the guest. When it returns,
1415# the balloon size may not have changed. A guest can change the balloon
1416# size independent of this command.
1417#
1418# Since: 0.14.0
1419##
1420{ 'command': 'balloon', 'data': {'value': 'int'} }
5e7caacb
LC
1421
1422##
1423# @block_resize
1424#
1425# Resize a block image while a guest is running.
1426#
1427# @device: the name of the device to get the image resized
1428#
1429# @size: new image size in bytes
1430#
1431# Returns: nothing on success
1432# If @device is not a valid block device, DeviceNotFound
5e7caacb
LC
1433#
1434# Since: 0.14.0
1435##
1436{ 'command': 'block_resize', 'data': { 'device': 'str', 'size': 'int' }}
6106e249 1437
8802d1fd 1438##
bc8b094f
PB
1439# @NewImageMode
1440#
1441# An enumeration that tells QEMU how to set the backing file path in
1442# a new image file.
1443#
1444# @existing: QEMU should look for an existing image file.
1445#
1446# @absolute-paths: QEMU should create a new image with absolute paths
1447# for the backing file.
1448#
1449# Since: 1.1
1450##
1451{ 'enum': 'NewImageMode'
1452 'data': [ 'existing', 'absolute-paths' ] }
1453
8802d1fd 1454##
52e7c241 1455# @BlockdevSnapshot
8802d1fd
JC
1456#
1457# @device: the name of the device to generate the snapshot from.
1458#
1459# @snapshot-file: the target of the new image. A new file will be created.
1460#
1461# @format: #optional the format of the snapshot image, default is 'qcow2'.
6cc2a415
PB
1462#
1463# @mode: #optional whether and how QEMU should create a new image, default is
8bde9b6f 1464# 'absolute-paths'.
8802d1fd 1465##
52e7c241 1466{ 'type': 'BlockdevSnapshot',
bc8b094f
PB
1467 'data': { 'device': 'str', 'snapshot-file': 'str', '*format': 'str',
1468 '*mode': 'NewImageMode' } }
8802d1fd
JC
1469
1470##
52e7c241 1471# @BlockdevAction
8802d1fd 1472#
52e7c241
PB
1473# A discriminated record of operations that can be performed with
1474# @transaction.
8802d1fd 1475##
52e7c241
PB
1476{ 'union': 'BlockdevAction',
1477 'data': {
1478 'blockdev-snapshot-sync': 'BlockdevSnapshot',
1479 } }
8802d1fd
JC
1480
1481##
52e7c241 1482# @transaction
8802d1fd 1483#
52e7c241
PB
1484# Atomically operate on a group of one or more block devices. If
1485# any operation fails, then the entire set of actions will be
1486# abandoned and the appropriate error returned. The only operation
1487# supported is currently blockdev-snapshot-sync.
8802d1fd
JC
1488#
1489# List of:
52e7c241 1490# @BlockdevAction: information needed for the device snapshot
8802d1fd
JC
1491#
1492# Returns: nothing on success
1493# If @device is not a valid block device, DeviceNotFound
8802d1fd 1494#
52e7c241
PB
1495# Note: The transaction aborts on the first failure. Therefore, there will
1496# be only one device or snapshot file returned in an error condition, and
1497# subsequent actions will not have been attempted.
1498#
1499# Since 1.1
8802d1fd 1500##
52e7c241
PB
1501{ 'command': 'transaction',
1502 'data': { 'actions': [ 'BlockdevAction' ] } }
8802d1fd 1503
6106e249
LC
1504##
1505# @blockdev-snapshot-sync
1506#
1507# Generates a synchronous snapshot of a block device.
1508#
1509# @device: the name of the device to generate the snapshot from.
1510#
1511# @snapshot-file: the target of the new image. If the file exists, or if it
1512# is a device, the snapshot will be created in the existing
1513# file/device. If does not exist, a new file will be created.
1514#
1515# @format: #optional the format of the snapshot image, default is 'qcow2'.
1516#
6cc2a415 1517# @mode: #optional whether and how QEMU should create a new image, default is
8bde9b6f 1518# 'absolute-paths'.
6cc2a415 1519#
6106e249
LC
1520# Returns: nothing on success
1521# If @device is not a valid block device, DeviceNotFound
6106e249 1522#
6106e249
LC
1523# Since 0.14.0
1524##
1525{ 'command': 'blockdev-snapshot-sync',
6cc2a415
PB
1526 'data': { 'device': 'str', 'snapshot-file': 'str', '*format': 'str',
1527 '*mode': 'NewImageMode'} }
d51a67b4
LC
1528
1529##
1530# @human-monitor-command:
1531#
1532# Execute a command on the human monitor and return the output.
1533#
1534# @command-line: the command to execute in the human monitor
1535#
1536# @cpu-index: #optional The CPU to use for commands that require an implicit CPU
1537#
1538# Returns: the output of the command as a string
1539#
1540# Since: 0.14.0
1541#
1542# Notes: This command only exists as a stop-gap. It's use is highly
1543# discouraged. The semantics of this command are not guaranteed.
1544#
1545# Known limitations:
1546#
1547# o This command is stateless, this means that commands that depend
1548# on state information (such as getfd) might not work
1549#
1550# o Commands that prompt the user for data (eg. 'cont' when the block
1551# device is encrypted) don't currently work
1552##
1553{ 'command': 'human-monitor-command',
1554 'data': {'command-line': 'str', '*cpu-index': 'int'},
b80e560b 1555 'returns': 'str' }
6cdedb07
LC
1556
1557##
ed61fc10
JC
1558# @block-commit
1559#
1560# Live commit of data from overlay image nodes into backing nodes - i.e.,
1561# writes data between 'top' and 'base' into 'base'.
1562#
1563# @device: the name of the device
1564#
1565# @base: #optional The file name of the backing image to write data into.
1566# If not specified, this is the deepest backing image
1567#
1568# @top: The file name of the backing image within the image chain,
1569# which contains the topmost data to be committed down.
1570# Note, the active layer as 'top' is currently unsupported.
1571#
1572# If top == base, that is an error.
1573#
1574#
1575# @speed: #optional the maximum speed, in bytes per second
1576#
1577# Returns: Nothing on success
1578# If commit or stream is already active on this device, DeviceInUse
1579# If @device does not exist, DeviceNotFound
1580# If image commit is not supported by this device, NotSupported
1581# If @base or @top is invalid, a generic error is returned
1582# If @top is the active layer, or omitted, a generic error is returned
1583# If @speed is invalid, InvalidParameter
1584#
1585# Since: 1.3
1586#
1587##
1588{ 'command': 'block-commit',
1589 'data': { 'device': 'str', '*base': 'str', 'top': 'str',
1590 '*speed': 'int' } }
1591
6cdedb07
LC
1592# @migrate_cancel
1593#
1594# Cancel the current executing migration process.
1595#
1596# Returns: nothing on success
1597#
1598# Notes: This command succeeds even if there is no migration process running.
1599#
1600# Since: 0.14.0
1601##
1602{ 'command': 'migrate_cancel' }
4f0a993b
LC
1603
1604##
1605# @migrate_set_downtime
1606#
1607# Set maximum tolerated downtime for migration.
1608#
1609# @value: maximum downtime in seconds
1610#
1611# Returns: nothing on success
1612#
1613# Since: 0.14.0
1614##
1615{ 'command': 'migrate_set_downtime', 'data': {'value': 'number'} }
3dc85383
LC
1616
1617##
1618# @migrate_set_speed
1619#
1620# Set maximum speed for migration.
1621#
1622# @value: maximum speed in bytes.
1623#
1624# Returns: nothing on success
1625#
1626# Notes: A value lesser than zero will be automatically round up to zero.
1627#
1628# Since: 0.14.0
1629##
1630{ 'command': 'migrate_set_speed', 'data': {'value': 'int'} }
b4b12c62 1631
9e1ba4cc
OW
1632##
1633# @migrate-set-cache-size
1634#
1635# Set XBZRLE cache size
1636#
1637# @value: cache size in bytes
1638#
1639# The size will be rounded down to the nearest power of 2.
1640# The cache size can be modified before and during ongoing migration
1641#
1642# Returns: nothing on success
1643#
1644# Since: 1.2
1645##
1646{ 'command': 'migrate-set-cache-size', 'data': {'value': 'int'} }
1647
1648##
1649# @query-migrate-cache-size
1650#
1651# query XBZRLE cache size
1652#
1653# Returns: XBZRLE cache size in bytes
1654#
1655# Since: 1.2
1656##
1657{ 'command': 'query-migrate-cache-size', 'returns': 'int' }
1658
b4b12c62 1659##
d03ee401 1660# @ObjectPropertyInfo:
b4b12c62
AL
1661#
1662# @name: the name of the property
1663#
1664# @type: the type of the property. This will typically come in one of four
1665# forms:
1666#
1667# 1) A primitive type such as 'u8', 'u16', 'bool', 'str', or 'double'.
1668# These types are mapped to the appropriate JSON type.
1669#
1670# 2) A legacy type in the form 'legacy<subtype>' where subtype is the
1671# legacy qdev typename. These types are always treated as strings.
1672#
1673# 3) A child type in the form 'child<subtype>' where subtype is a qdev
1674# device type name. Child properties create the composition tree.
1675#
1676# 4) A link type in the form 'link<subtype>' where subtype is a qdev
1677# device type name. Link properties form the device model graph.
1678#
51920820 1679# Since: 1.2
b4b12c62 1680##
57c9fafe 1681{ 'type': 'ObjectPropertyInfo',
b4b12c62
AL
1682 'data': { 'name': 'str', 'type': 'str' } }
1683
1684##
1685# @qom-list:
1686#
57c9fafe 1687# This command will list any properties of a object given a path in the object
b4b12c62
AL
1688# model.
1689#
57c9fafe 1690# @path: the path within the object model. See @qom-get for a description of
b4b12c62
AL
1691# this parameter.
1692#
57c9fafe
AL
1693# Returns: a list of @ObjectPropertyInfo that describe the properties of the
1694# object.
b4b12c62 1695#
51920820 1696# Since: 1.2
b4b12c62
AL
1697##
1698{ 'command': 'qom-list',
1699 'data': { 'path': 'str' },
57c9fafe 1700 'returns': [ 'ObjectPropertyInfo' ] }
eb6e8ea5
AL
1701
1702##
1703# @qom-get:
1704#
57c9fafe 1705# This command will get a property from a object model path and return the
eb6e8ea5
AL
1706# value.
1707#
57c9fafe 1708# @path: The path within the object model. There are two forms of supported
eb6e8ea5
AL
1709# paths--absolute and partial paths.
1710#
57c9fafe 1711# Absolute paths are derived from the root object and can follow child<>
eb6e8ea5
AL
1712# or link<> properties. Since they can follow link<> properties, they
1713# can be arbitrarily long. Absolute paths look like absolute filenames
1714# and are prefixed with a leading slash.
1715#
1716# Partial paths look like relative filenames. They do not begin
1717# with a prefix. The matching rules for partial paths are subtle but
57c9fafe 1718# designed to make specifying objects easy. At each level of the
eb6e8ea5
AL
1719# composition tree, the partial path is matched as an absolute path.
1720# The first match is not returned. At least two matches are searched
1721# for. A successful result is only returned if only one match is
1722# found. If more than one match is found, a flag is return to
1723# indicate that the match was ambiguous.
1724#
1725# @property: The property name to read
1726#
1727# Returns: The property value. The type depends on the property type. legacy<>
1728# properties are returned as #str. child<> and link<> properties are
1729# returns as #str pathnames. All integer property types (u8, u16, etc)
1730# are returned as #int.
1731#
51920820 1732# Since: 1.2
eb6e8ea5
AL
1733##
1734{ 'command': 'qom-get',
1735 'data': { 'path': 'str', 'property': 'str' },
1736 'returns': 'visitor',
1737 'gen': 'no' }
1738
1739##
1740# @qom-set:
1741#
57c9fafe 1742# This command will set a property from a object model path.
eb6e8ea5
AL
1743#
1744# @path: see @qom-get for a description of this parameter
1745#
1746# @property: the property name to set
1747#
1748# @value: a value who's type is appropriate for the property type. See @qom-get
1749# for a description of type mapping.
1750#
51920820 1751# Since: 1.2
eb6e8ea5
AL
1752##
1753{ 'command': 'qom-set',
1754 'data': { 'path': 'str', 'property': 'str', 'value': 'visitor' },
1755 'gen': 'no' }
fbf796fd
LC
1756
1757##
1758# @set_password:
1759#
1760# Sets the password of a remote display session.
1761#
1762# @protocol: `vnc' to modify the VNC server password
1763# `spice' to modify the Spice server password
1764#
1765# @password: the new password
1766#
1767# @connected: #optional how to handle existing clients when changing the
b80e560b 1768# password. If nothing is specified, defaults to `keep'
fbf796fd
LC
1769# `fail' to fail the command if clients are connected
1770# `disconnect' to disconnect existing clients
1771# `keep' to maintain existing clients
1772#
1773# Returns: Nothing on success
1774# If Spice is not enabled, DeviceNotFound
fbf796fd
LC
1775#
1776# Since: 0.14.0
1777##
1778{ 'command': 'set_password',
1779 'data': {'protocol': 'str', 'password': 'str', '*connected': 'str'} }
9ad5372d
LC
1780
1781##
1782# @expire_password:
1783#
1784# Expire the password of a remote display server.
1785#
1786# @protocol: the name of the remote display protocol `vnc' or `spice'
1787#
1788# @time: when to expire the password.
1789# `now' to expire the password immediately
1790# `never' to cancel password expiration
1791# `+INT' where INT is the number of seconds from now (integer)
1792# `INT' where INT is the absolute time in seconds
1793#
1794# Returns: Nothing on success
1795# If @protocol is `spice' and Spice is not active, DeviceNotFound
9ad5372d
LC
1796#
1797# Since: 0.14.0
1798#
1799# Notes: Time is relative to the server and currently there is no way to
1800# coordinate server time with client time. It is not recommended to
1801# use the absolute time version of the @time parameter unless you're
1802# sure you are on the same machine as the QEMU instance.
1803##
1804{ 'command': 'expire_password', 'data': {'protocol': 'str', 'time': 'str'} }
c245b6a3
LC
1805
1806##
1807# @eject:
1808#
1809# Ejects a device from a removable drive.
1810#
1811# @device: The name of the device
1812#
1813# @force: @optional If true, eject regardless of whether the drive is locked.
1814# If not specified, the default value is false.
1815#
1816# Returns: Nothing on success
1817# If @device is not a valid block device, DeviceNotFound
c245b6a3
LC
1818#
1819# Notes: Ejecting a device will no media results in success
1820#
1821# Since: 0.14.0
1822##
1823{ 'command': 'eject', 'data': {'device': 'str', '*force': 'bool'} }
270b243f
LC
1824
1825##
1826# @change-vnc-password:
1827#
1828# Change the VNC server password.
1829#
1830# @target: the new password to use with VNC authentication
1831#
1832# Since: 1.1
1833#
1834# Notes: An empty password in this command will set the password to the empty
1835# string. Existing clients are unaffected by executing this command.
1836##
1837{ 'command': 'change-vnc-password', 'data': {'password': 'str'} }
333a96ec
LC
1838
1839##
1840# @change:
1841#
1842# This command is multiple commands multiplexed together.
1843#
1844# @device: This is normally the name of a block device but it may also be 'vnc'.
1845# when it's 'vnc', then sub command depends on @target
1846#
1847# @target: If @device is a block device, then this is the new filename.
1848# If @device is 'vnc', then if the value 'password' selects the vnc
1849# change password command. Otherwise, this specifies a new server URI
1850# address to listen to for VNC connections.
1851#
1852# @arg: If @device is a block device, then this is an optional format to open
1853# the device with.
1854# If @device is 'vnc' and @target is 'password', this is the new VNC
1855# password to set. If this argument is an empty string, then no future
1856# logins will be allowed.
1857#
1858# Returns: Nothing on success.
1859# If @device is not a valid block device, DeviceNotFound
333a96ec
LC
1860# If the new block device is encrypted, DeviceEncrypted. Note that
1861# if this error is returned, the device has been opened successfully
1862# and an additional call to @block_passwd is required to set the
1863# device's password. The behavior of reads and writes to the block
1864# device between when these calls are executed is undefined.
1865#
1866# Notes: It is strongly recommended that this interface is not used especially
1867# for changing block devices.
1868#
1869# Since: 0.14.0
1870##
1871{ 'command': 'change',
1872 'data': {'device': 'str', 'target': 'str', '*arg': 'str'} }
80047da5
LC
1873
1874##
1875# @block_set_io_throttle:
1876#
1877# Change I/O throttle limits for a block drive.
1878#
1879# @device: The name of the device
1880#
1881# @bps: total throughput limit in bytes per second
1882#
1883# @bps_rd: read throughput limit in bytes per second
1884#
1885# @bps_wr: write throughput limit in bytes per second
1886#
1887# @iops: total I/O operations per second
1888#
1889# @ops_rd: read I/O operations per second
1890#
1891# @iops_wr: write I/O operations per second
1892#
1893# Returns: Nothing on success
1894# If @device is not a valid block device, DeviceNotFound
80047da5
LC
1895#
1896# Since: 1.1
b80e560b 1897##
80047da5
LC
1898{ 'command': 'block_set_io_throttle',
1899 'data': { 'device': 'str', 'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int',
1900 'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int' } }
12bd451f 1901
db58f9c0
SH
1902##
1903# @block-stream:
12bd451f
SH
1904#
1905# Copy data from a backing file into a block device.
1906#
1907# The block streaming operation is performed in the background until the entire
1908# backing file has been copied. This command returns immediately once streaming
1909# has started. The status of ongoing block streaming operations can be checked
1910# with query-block-jobs. The operation can be stopped before it has completed
db58f9c0 1911# using the block-job-cancel command.
12bd451f
SH
1912#
1913# If a base file is specified then sectors are not copied from that base file and
1914# its backing chain. When streaming completes the image file will have the base
1915# file as its backing file. This can be used to stream a subset of the backing
1916# file chain instead of flattening the entire image.
1917#
1918# On successful completion the image file is updated to drop the backing file
1919# and the BLOCK_JOB_COMPLETED event is emitted.
1920#
1921# @device: the device name
1922#
1923# @base: #optional the common backing file name
1924#
c83c66c3
SH
1925# @speed: #optional the maximum speed, in bytes per second
1926#
1d809098
PB
1927# @on-error: #optional the action to take on an error (default report).
1928# 'stop' and 'enospc' can only be used if the block device
1929# supports io-status (see BlockInfo). Since 1.3.
1930#
12bd451f 1931# Returns: Nothing on success
12bd451f 1932# If @device does not exist, DeviceNotFound
12bd451f
SH
1933#
1934# Since: 1.1
1935##
1d809098
PB
1936{ 'command': 'block-stream',
1937 'data': { 'device': 'str', '*base': 'str', '*speed': 'int',
1938 '*on-error': 'BlockdevOnError' } }
2d47c6e9
SH
1939
1940##
db58f9c0 1941# @block-job-set-speed:
2d47c6e9
SH
1942#
1943# Set maximum speed for a background block operation.
1944#
1945# This command can only be issued when there is an active block job.
1946#
1947# Throttling can be disabled by setting the speed to 0.
1948#
1949# @device: the device name
1950#
c83c66c3
SH
1951# @speed: the maximum speed, in bytes per second, or 0 for unlimited.
1952# Defaults to 0.
2d47c6e9
SH
1953#
1954# Returns: Nothing on success
05290d80 1955# If no background operation is active on this device, DeviceNotActive
2d47c6e9
SH
1956#
1957# Since: 1.1
1958##
db58f9c0 1959{ 'command': 'block-job-set-speed',
882ec7ce 1960 'data': { 'device': 'str', 'speed': 'int' } }
370521a1
SH
1961
1962##
db58f9c0 1963# @block-job-cancel:
370521a1 1964#
05290d80 1965# Stop an active background block operation.
370521a1 1966#
05290d80 1967# This command returns immediately after marking the active background block
370521a1
SH
1968# operation for cancellation. It is an error to call this command if no
1969# operation is in progress.
1970#
1971# The operation will cancel as soon as possible and then emit the
1972# BLOCK_JOB_CANCELLED event. Before that happens the job is still visible when
1973# enumerated using query-block-jobs.
1974#
05290d80
PB
1975# For streaming, the image file retains its backing file unless the streaming
1976# operation happens to complete just as it is being cancelled. A new streaming
1977# operation can be started at a later time to finish copying all data from the
1978# backing file.
370521a1
SH
1979#
1980# @device: the device name
1981#
6e37fb81
PB
1982# @force: #optional whether to allow cancellation of a paused job (default
1983# false). Since 1.3.
1984#
370521a1 1985# Returns: Nothing on success
05290d80 1986# If no background operation is active on this device, DeviceNotActive
370521a1
SH
1987#
1988# Since: 1.1
1989##
6e37fb81
PB
1990{ 'command': 'block-job-cancel', 'data': { 'device': 'str', '*force': 'bool' } }
1991
1992##
1993# @block-job-pause:
1994#
1995# Pause an active background block operation.
1996#
1997# This command returns immediately after marking the active background block
1998# operation for pausing. It is an error to call this command if no
1999# operation is in progress. Pausing an already paused job has no cumulative
2000# effect; a single block-job-resume command will resume the job.
2001#
2002# The operation will pause as soon as possible. No event is emitted when
2003# the operation is actually paused. Cancelling a paused job automatically
2004# resumes it.
2005#
2006# @device: the device name
2007#
2008# Returns: Nothing on success
2009# If no background operation is active on this device, DeviceNotActive
2010#
2011# Since: 1.3
2012##
2013{ 'command': 'block-job-pause', 'data': { 'device': 'str' } }
2014
2015##
2016# @block-job-resume:
2017#
2018# Resume an active background block operation.
2019#
2020# This command returns immediately after resuming a paused background block
2021# operation. It is an error to call this command if no operation is in
2022# progress. Resuming an already running job is not an error.
2023#
32c81a4a
PB
2024# This command also clears the error status of the job.
2025#
6e37fb81
PB
2026# @device: the device name
2027#
2028# Returns: Nothing on success
2029# If no background operation is active on this device, DeviceNotActive
2030#
2031# Since: 1.3
2032##
2033{ 'command': 'block-job-resume', 'data': { 'device': 'str' } }
5eeee3fa 2034
aeae883b
PB
2035##
2036# @block-job-complete:
2037#
2038# Manually trigger completion of an active background block operation. This
2039# is supported for drive mirroring, where it also switches the device to
a66a2a36
PB
2040# write to the target path only. The ability to complete is signaled with
2041# a BLOCK_JOB_READY event.
aeae883b
PB
2042#
2043# This command completes an active background block operation synchronously.
2044# The ordering of this command's return with the BLOCK_JOB_COMPLETED event
2045# is not defined. Note that if an I/O error occurs during the processing of
2046# this command: 1) the command itself will fail; 2) the error will be processed
2047# according to the rerror/werror arguments that were specified when starting
2048# the operation.
2049#
2050# A cancelled or paused job cannot be completed.
2051#
2052# @device: the device name
2053#
2054# Returns: Nothing on success
2055# If no background operation is active on this device, DeviceNotActive
2056#
2057# Since: 1.3
2058##
2059{ 'command': 'block-job-complete', 'data': { 'device': 'str' } }
2060
5eeee3fa
AL
2061##
2062# @ObjectTypeInfo:
2063#
2064# This structure describes a search result from @qom-list-types
2065#
2066# @name: the type name found in the search
2067#
2068# Since: 1.1
2069#
2070# Notes: This command is experimental and may change syntax in future releases.
2071##
2072{ 'type': 'ObjectTypeInfo',
2073 'data': { 'name': 'str' } }
2074
2075##
2076# @qom-list-types:
2077#
2078# This command will return a list of types given search parameters
2079#
2080# @implements: if specified, only return types that implement this type name
2081#
2082# @abstract: if true, include abstract types in the results
2083#
2084# Returns: a list of @ObjectTypeInfo or an empty list if no results are found
2085#
2086# Since: 1.1
5eeee3fa
AL
2087##
2088{ 'command': 'qom-list-types',
2089 'data': { '*implements': 'str', '*abstract': 'bool' },
2090 'returns': [ 'ObjectTypeInfo' ] }
e1c37d0e 2091
1daa31b9
AL
2092##
2093# @DevicePropertyInfo:
2094#
2095# Information about device properties.
2096#
2097# @name: the name of the property
2098# @type: the typename of the property
2099#
2100# Since: 1.2
2101##
2102{ 'type': 'DevicePropertyInfo',
2103 'data': { 'name': 'str', 'type': 'str' } }
2104
2105##
2106# @device-list-properties:
2107#
2108# List properties associated with a device.
2109#
2110# @typename: the type name of a device
2111#
2112# Returns: a list of DevicePropertyInfo describing a devices properties
2113#
2114# Since: 1.2
2115##
2116{ 'command': 'device-list-properties',
2117 'data': { 'typename': 'str'},
2118 'returns': [ 'DevicePropertyInfo' ] }
2119
e1c37d0e
LC
2120##
2121# @migrate
2122#
2123# Migrates the current running guest to another Virtual Machine.
2124#
2125# @uri: the Uniform Resource Identifier of the destination VM
2126#
2127# @blk: #optional do block migration (full disk copy)
2128#
2129# @inc: #optional incremental disk copy migration
2130#
2131# @detach: this argument exists only for compatibility reasons and
2132# is ignored by QEMU
2133#
2134# Returns: nothing on success
2135#
2136# Since: 0.14.0
2137##
2138{ 'command': 'migrate',
2139 'data': {'uri': 'str', '*blk': 'bool', '*inc': 'bool', '*detach': 'bool' } }
33cf629a 2140
a7ae8355
SS
2141# @xen-save-devices-state:
2142#
2143# Save the state of all devices to file. The RAM and the block devices
2144# of the VM are not saved by this command.
2145#
2146# @filename: the file to save the state of the devices to as binary
2147# data. See xen-save-devices-state.txt for a description of the binary
2148# format.
2149#
2150# Returns: Nothing on success
a7ae8355
SS
2151#
2152# Since: 1.1
2153##
2154{ 'command': 'xen-save-devices-state', 'data': {'filename': 'str'} }
a15fef21 2155
39f42439
AP
2156##
2157# @xen-set-global-dirty-log
2158#
2159# Enable or disable the global dirty log mode.
2160#
2161# @enable: true to enable, false to disable.
2162#
2163# Returns: nothing
2164#
2165# Since: 1.3
2166##
2167{ 'command': 'xen-set-global-dirty-log', 'data': { 'enable': 'bool' } }
2168
a15fef21
LC
2169##
2170# @device_del:
2171#
2172# Remove a device from a guest
2173#
2174# @id: the name of the device
2175#
2176# Returns: Nothing on success
2177# If @id is not a valid device, DeviceNotFound
a15fef21
LC
2178#
2179# Notes: When this command completes, the device may not be removed from the
2180# guest. Hot removal is an operation that requires guest cooperation.
2181# This command merely requests that the guest begin the hot removal
2182# process.
2183#
2184# Since: 0.14.0
2185##
2186{ 'command': 'device_del', 'data': {'id': 'str'} }
783e9b48
WC
2187
2188##
2189# @dump-guest-memory
2190#
2191# Dump guest's memory to vmcore. It is a synchronous operation that can take
2192# very long depending on the amount of guest memory. This command is only
f5b0d93b
LC
2193# supported on i386 and x86_64.
2194#
2195# @paging: if true, do paging to get guest's memory mapping. This allows
d691180e 2196# using gdb to process the core file.
f5b0d93b 2197#
d691180e
LC
2198# IMPORTANT: this option can make QEMU allocate several gigabytes
2199# of RAM. This can happen for a large guest, or a
2200# malicious guest pretending to be large.
2201#
2202# Also, paging=true has the following limitations:
2203#
2204# 1. The guest may be in a catastrophic state or can have corrupted
2205# memory, which cannot be trusted
2206# 2. The guest can be in real-mode even if paging is enabled. For
2207# example, the guest uses ACPI to sleep, and ACPI sleep state
2208# goes in real-mode
f5b0d93b 2209#
783e9b48 2210# @protocol: the filename or file descriptor of the vmcore. The supported
d691180e 2211# protocols are:
f5b0d93b 2212#
d691180e
LC
2213# 1. file: the protocol starts with "file:", and the following
2214# string is the file's path.
2215# 2. fd: the protocol starts with "fd:", and the following string
2216# is the fd's name.
f5b0d93b 2217#
783e9b48 2218# @begin: #optional if specified, the starting physical address.
f5b0d93b 2219#
783e9b48 2220# @length: #optional if specified, the memory size, in bytes. If you don't
d691180e
LC
2221# want to dump all guest's memory, please specify the start @begin
2222# and @length
783e9b48
WC
2223#
2224# Returns: nothing on success
783e9b48
WC
2225#
2226# Since: 1.2
2227##
2228{ 'command': 'dump-guest-memory',
2229 'data': { 'paging': 'bool', 'protocol': 'str', '*begin': 'int',
2230 '*length': 'int' } }
d691180e 2231
928059a3
LC
2232##
2233# @netdev_add:
2234#
2235# Add a network backend.
2236#
2237# @type: the type of network backend. Current valid values are 'user', 'tap',
2238# 'vde', 'socket', 'dump' and 'bridge'
2239#
2240# @id: the name of the new network backend
2241#
2242# @props: #optional a list of properties to be passed to the backend in
2243# the format 'name=value', like 'ifname=tap0,script=no'
2244#
2245# Notes: The semantics of @props is not well defined. Future commands will be
2246# introduced that provide stronger typing for backend creation.
2247#
2248# Since: 0.14.0
2249#
2250# Returns: Nothing on success
2251# If @type is not a valid network backend, DeviceNotFound
928059a3
LC
2252##
2253{ 'command': 'netdev_add',
2254 'data': {'type': 'str', 'id': 'str', '*props': '**'},
2255 'gen': 'no' }
5f964155
LC
2256
2257##
2258# @netdev_del:
2259#
2260# Remove a network backend.
2261#
2262# @id: the name of the network backend to remove
2263#
2264# Returns: Nothing on success
2265# If @id is not a valid network backend, DeviceNotFound
2266#
2267# Since: 0.14.0
2268##
2269{ 'command': 'netdev_del', 'data': {'id': 'str'} }
208c9d1b 2270
14aa0c2d
LE
2271##
2272# @NetdevNoneOptions
2273#
2274# Use it alone to have zero network devices.
2275#
2276# Since 1.2
2277##
2278{ 'type': 'NetdevNoneOptions',
2279 'data': { } }
2280
2281##
2282# @NetLegacyNicOptions
2283#
2284# Create a new Network Interface Card.
2285#
2286# @netdev: #optional id of -netdev to connect to
2287#
2288# @macaddr: #optional MAC address
2289#
2290# @model: #optional device model (e1000, rtl8139, virtio etc.)
2291#
2292# @addr: #optional PCI device address
2293#
2294# @vectors: #optional number of MSI-x vectors, 0 to disable MSI-X
2295#
2296# Since 1.2
2297##
2298{ 'type': 'NetLegacyNicOptions',
2299 'data': {
2300 '*netdev': 'str',
2301 '*macaddr': 'str',
2302 '*model': 'str',
2303 '*addr': 'str',
2304 '*vectors': 'uint32' } }
2305
2306##
2307# @String
2308#
2309# A fat type wrapping 'str', to be embedded in lists.
2310#
2311# Since 1.2
2312##
2313{ 'type': 'String',
2314 'data': {
2315 'str': 'str' } }
2316
2317##
2318# @NetdevUserOptions
2319#
2320# Use the user mode network stack which requires no administrator privilege to
2321# run.
2322#
2323# @hostname: #optional client hostname reported by the builtin DHCP server
2324#
2325# @restrict: #optional isolate the guest from the host
2326#
2327# @ip: #optional legacy parameter, use net= instead
2328#
2329# @net: #optional IP address and optional netmask
2330#
2331# @host: #optional guest-visible address of the host
2332#
2333# @tftp: #optional root directory of the built-in TFTP server
2334#
2335# @bootfile: #optional BOOTP filename, for use with tftp=
2336#
2337# @dhcpstart: #optional the first of the 16 IPs the built-in DHCP server can
2338# assign
2339#
2340# @dns: #optional guest-visible address of the virtual nameserver
2341#
2342# @smb: #optional root directory of the built-in SMB server
2343#
2344# @smbserver: #optional IP address of the built-in SMB server
2345#
2346# @hostfwd: #optional redirect incoming TCP or UDP host connections to guest
2347# endpoints
2348#
2349# @guestfwd: #optional forward guest TCP connections
2350#
2351# Since 1.2
2352##
2353{ 'type': 'NetdevUserOptions',
2354 'data': {
2355 '*hostname': 'str',
2356 '*restrict': 'bool',
2357 '*ip': 'str',
2358 '*net': 'str',
2359 '*host': 'str',
2360 '*tftp': 'str',
2361 '*bootfile': 'str',
2362 '*dhcpstart': 'str',
2363 '*dns': 'str',
2364 '*smb': 'str',
2365 '*smbserver': 'str',
2366 '*hostfwd': ['String'],
2367 '*guestfwd': ['String'] } }
2368
2369##
2370# @NetdevTapOptions
2371#
2372# Connect the host TAP network interface name to the VLAN.
2373#
2374# @ifname: #optional interface name
2375#
2376# @fd: #optional file descriptor of an already opened tap
2377#
2378# @script: #optional script to initialize the interface
2379#
2380# @downscript: #optional script to shut down the interface
2381#
2382# @helper: #optional command to execute to configure bridge
2383#
2384# @sndbuf: #optional send buffer limit. Understands [TGMKkb] suffixes.
2385#
2386# @vnet_hdr: #optional enable the IFF_VNET_HDR flag on the tap interface
2387#
2388# @vhost: #optional enable vhost-net network accelerator
2389#
2390# @vhostfd: #optional file descriptor of an already opened vhost net device
2391#
2392# @vhostforce: #optional vhost on for non-MSIX virtio guests
2393#
2394# Since 1.2
2395##
2396{ 'type': 'NetdevTapOptions',
2397 'data': {
2398 '*ifname': 'str',
2399 '*fd': 'str',
2400 '*script': 'str',
2401 '*downscript': 'str',
2402 '*helper': 'str',
2403 '*sndbuf': 'size',
2404 '*vnet_hdr': 'bool',
2405 '*vhost': 'bool',
2406 '*vhostfd': 'str',
2407 '*vhostforce': 'bool' } }
2408
2409##
2410# @NetdevSocketOptions
2411#
2412# Connect the VLAN to a remote VLAN in another QEMU virtual machine using a TCP
2413# socket connection.
2414#
2415# @fd: #optional file descriptor of an already opened socket
2416#
2417# @listen: #optional port number, and optional hostname, to listen on
2418#
2419# @connect: #optional port number, and optional hostname, to connect to
2420#
2421# @mcast: #optional UDP multicast address and port number
2422#
2423# @localaddr: #optional source address and port for multicast and udp packets
2424#
2425# @udp: #optional UDP unicast address and port number
2426#
2427# Since 1.2
2428##
2429{ 'type': 'NetdevSocketOptions',
2430 'data': {
2431 '*fd': 'str',
2432 '*listen': 'str',
2433 '*connect': 'str',
2434 '*mcast': 'str',
2435 '*localaddr': 'str',
2436 '*udp': 'str' } }
2437
2438##
2439# @NetdevVdeOptions
2440#
2441# Connect the VLAN to a vde switch running on the host.
2442#
2443# @sock: #optional socket path
2444#
2445# @port: #optional port number
2446#
2447# @group: #optional group owner of socket
2448#
2449# @mode: #optional permissions for socket
2450#
2451# Since 1.2
2452##
2453{ 'type': 'NetdevVdeOptions',
2454 'data': {
2455 '*sock': 'str',
2456 '*port': 'uint16',
2457 '*group': 'str',
2458 '*mode': 'uint16' } }
2459
2460##
2461# @NetdevDumpOptions
2462#
2463# Dump VLAN network traffic to a file.
2464#
2465# @len: #optional per-packet size limit (64k default). Understands [TGMKkb]
2466# suffixes.
2467#
2468# @file: #optional dump file path (default is qemu-vlan0.pcap)
2469#
2470# Since 1.2
2471##
2472{ 'type': 'NetdevDumpOptions',
2473 'data': {
2474 '*len': 'size',
2475 '*file': 'str' } }
2476
2477##
2478# @NetdevBridgeOptions
2479#
2480# Connect a host TAP network interface to a host bridge device.
2481#
2482# @br: #optional bridge name
2483#
2484# @helper: #optional command to execute to configure bridge
2485#
2486# Since 1.2
2487##
2488{ 'type': 'NetdevBridgeOptions',
2489 'data': {
2490 '*br': 'str',
2491 '*helper': 'str' } }
2492
f6c874e3
SH
2493##
2494# @NetdevHubPortOptions
2495#
2496# Connect two or more net clients through a software hub.
2497#
2498# @hubid: hub identifier number
2499#
2500# Since 1.2
2501##
2502{ 'type': 'NetdevHubPortOptions',
2503 'data': {
2504 'hubid': 'int32' } }
2505
14aa0c2d
LE
2506##
2507# @NetClientOptions
2508#
2509# A discriminated record of network device traits.
2510#
2511# Since 1.2
2512##
2513{ 'union': 'NetClientOptions',
2514 'data': {
f6c874e3
SH
2515 'none': 'NetdevNoneOptions',
2516 'nic': 'NetLegacyNicOptions',
2517 'user': 'NetdevUserOptions',
2518 'tap': 'NetdevTapOptions',
2519 'socket': 'NetdevSocketOptions',
2520 'vde': 'NetdevVdeOptions',
2521 'dump': 'NetdevDumpOptions',
2522 'bridge': 'NetdevBridgeOptions',
2523 'hubport': 'NetdevHubPortOptions' } }
14aa0c2d
LE
2524
2525##
2526# @NetLegacy
2527#
2528# Captures the configuration of a network device; legacy.
2529#
2530# @vlan: #optional vlan number
2531#
2532# @id: #optional identifier for monitor commands
2533#
2534# @name: #optional identifier for monitor commands, ignored if @id is present
2535#
2536# @opts: device type specific properties (legacy)
2537#
2538# Since 1.2
2539##
2540{ 'type': 'NetLegacy',
2541 'data': {
2542 '*vlan': 'int32',
2543 '*id': 'str',
2544 '*name': 'str',
2545 'opts': 'NetClientOptions' } }
2546
2547##
2548# @Netdev
2549#
2550# Captures the configuration of a network device.
2551#
2552# @id: identifier for monitor commands.
2553#
2554# @opts: device type specific properties
2555#
2556# Since 1.2
2557##
2558{ 'type': 'Netdev',
2559 'data': {
2560 'id': 'str',
2561 'opts': 'NetClientOptions' } }
2562
208c9d1b
CB
2563##
2564# @getfd:
2565#
2566# Receive a file descriptor via SCM rights and assign it a name
2567#
2568# @fdname: file descriptor name
2569#
2570# Returns: Nothing on success
208c9d1b
CB
2571#
2572# Since: 0.14.0
2573#
2574# Notes: If @fdname already exists, the file descriptor assigned to
2575# it will be closed and replaced by the received file
2576# descriptor.
2577# The 'closefd' command can be used to explicitly close the
2578# file descriptor when it is no longer needed.
2579##
2580{ 'command': 'getfd', 'data': {'fdname': 'str'} }
2581
2582##
2583# @closefd:
2584#
2585# Close a file descriptor previously passed via SCM rights
2586#
2587# @fdname: file descriptor name
2588#
2589# Returns: Nothing on success
208c9d1b
CB
2590#
2591# Since: 0.14.0
2592##
2593{ 'command': 'closefd', 'data': {'fdname': 'str'} }
01d3c80d
AL
2594
2595##
2596# @MachineInfo:
2597#
2598# Information describing a machine.
2599#
2600# @name: the name of the machine
2601#
2602# @alias: #optional an alias for the machine name
2603#
2604# @default: #optional whether the machine is default
2605#
2606# Since: 1.2.0
2607##
2608{ 'type': 'MachineInfo',
2609 'data': { 'name': 'str', '*alias': 'str',
2610 '*is-default': 'bool' } }
2611
2612##
2613# @query-machines:
2614#
2615# Return a list of supported machines
2616#
2617# Returns: a list of MachineInfo
2618#
2619# Since: 1.2.0
2620##
2621{ 'command': 'query-machines', 'returns': ['MachineInfo'] }
e4e31c63
AL
2622
2623##
2624# @CpuDefinitionInfo:
2625#
2626# Virtual CPU definition.
2627#
2628# @name: the name of the CPU definition
2629#
2630# Since: 1.2.0
2631##
2632{ 'type': 'CpuDefinitionInfo',
2633 'data': { 'name': 'str' } }
2634
2635##
2636# @query-cpu-definitions:
2637#
2638# Return a list of supported virtual CPU definitions
2639#
2640# Returns: a list of CpuDefInfo
2641#
2642# Since: 1.2.0
2643##
2644{ 'command': 'query-cpu-definitions', 'returns': ['CpuDefinitionInfo'] }
ba1c048a
CB
2645
2646# @AddfdInfo:
2647#
2648# Information about a file descriptor that was added to an fd set.
2649#
2650# @fdset-id: The ID of the fd set that @fd was added to.
2651#
2652# @fd: The file descriptor that was received via SCM rights and
2653# added to the fd set.
2654#
2655# Since: 1.2.0
2656##
2657{ 'type': 'AddfdInfo', 'data': {'fdset-id': 'int', 'fd': 'int'} }
2658
2659##
2660# @add-fd:
2661#
2662# Add a file descriptor, that was passed via SCM rights, to an fd set.
2663#
2664# @fdset-id: #optional The ID of the fd set to add the file descriptor to.
2665#
2666# @opaque: #optional A free-form string that can be used to describe the fd.
2667#
2668# Returns: @AddfdInfo on success
2669# If file descriptor was not received, FdNotSupplied
9ac54af0 2670# If @fdset-id is a negative value, InvalidParameterValue
ba1c048a
CB
2671#
2672# Notes: The list of fd sets is shared by all monitor connections.
2673#
2674# If @fdset-id is not specified, a new fd set will be created.
2675#
2676# Since: 1.2.0
2677##
2678{ 'command': 'add-fd', 'data': {'*fdset-id': 'int', '*opaque': 'str'},
2679 'returns': 'AddfdInfo' }
2680
2681##
2682# @remove-fd:
2683#
2684# Remove a file descriptor from an fd set.
2685#
2686# @fdset-id: The ID of the fd set that the file descriptor belongs to.
2687#
2688# @fd: #optional The file descriptor that is to be removed.
2689#
2690# Returns: Nothing on success
2691# If @fdset-id or @fd is not found, FdNotFound
2692#
2693# Since: 1.2.0
2694#
2695# Notes: The list of fd sets is shared by all monitor connections.
2696#
2697# If @fd is not specified, all file descriptors in @fdset-id
2698# will be removed.
2699##
2700{ 'command': 'remove-fd', 'data': {'fdset-id': 'int', '*fd': 'int'} }
2701
2702##
2703# @FdsetFdInfo:
2704#
2705# Information about a file descriptor that belongs to an fd set.
2706#
2707# @fd: The file descriptor value.
2708#
2709# @opaque: #optional A free-form string that can be used to describe the fd.
2710#
2711# Since: 1.2.0
2712##
2713{ 'type': 'FdsetFdInfo',
2714 'data': {'fd': 'int', '*opaque': 'str'} }
2715
2716##
2717# @FdsetInfo:
2718#
2719# Information about an fd set.
2720#
2721# @fdset-id: The ID of the fd set.
2722#
2723# @fds: A list of file descriptors that belong to this fd set.
2724#
2725# Since: 1.2.0
2726##
2727{ 'type': 'FdsetInfo',
2728 'data': {'fdset-id': 'int', 'fds': ['FdsetFdInfo']} }
2729
2730##
2731# @query-fdsets:
2732#
2733# Return information describing all fd sets.
2734#
2735# Returns: A list of @FdsetInfo
2736#
2737# Since: 1.2.0
2738#
2739# Note: The list of fd sets is shared by all monitor connections.
2740#
2741##
2742{ 'command': 'query-fdsets', 'returns': ['FdsetInfo'] }
99afc91d
DB
2743
2744##
2745# @TargetType
2746#
2747# Target CPU emulation type
2748#
2749# These parameters correspond to the softmmu binary CPU name that is currently
2750# running.
2751#
2752# Since: 1.2.0
2753##
2754{ 'enum': 'TargetType',
2755 'data': [ 'alpha', 'arm', 'cris', 'i386', 'lm32', 'm68k', 'microblazeel',
2756 'microblaze', 'mips64el', 'mips64', 'mipsel', 'mips', 'or32',
2757 'ppc64', 'ppcemb', 'ppc', 's390x', 'sh4eb', 'sh4', 'sparc64',
2758 'sparc', 'unicore32', 'x86_64', 'xtensaeb', 'xtensa' ] }
2759
2760##
2761# @TargetInfo:
2762#
2763# Information describing the QEMU target.
2764#
2765# @arch: the target architecture (eg "x86_64", "i386", etc)
2766#
2767# Since: 1.2.0
2768##
2769{ 'type': 'TargetInfo',
2770 'data': { 'arch': 'TargetType' } }
2771
2772##
2773# @query-target:
2774#
2775# Return information about the target for this QEMU
2776#
2777# Returns: TargetInfo
2778#
2779# Since: 1.2.0
2780##
2781{ 'command': 'query-target', 'returns': 'TargetInfo' }
411656f4
AK
2782
2783##
2784# @QKeyCode:
2785#
2786# An enumeration of key name.
2787#
2788# This is used by the send-key command.
2789#
2790# Since: 1.3.0
2791##
2792{ 'enum': 'QKeyCode',
2793 'data': [ 'shift', 'shift_r', 'alt', 'alt_r', 'altgr', 'altgr_r', 'ctrl',
2794 'ctrl_r', 'menu', 'esc', '1', '2', '3', '4', '5', '6', '7', '8',
2795 '9', '0', 'minus', 'equal', 'backspace', 'tab', 'q', 'w', 'e',
2796 'r', 't', 'y', 'u', 'i', 'o', 'p', 'bracket_left', 'bracket_right',
2797 'ret', 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'semicolon',
2798 'apostrophe', 'grave_accent', 'backslash', 'z', 'x', 'c', 'v', 'b',
2799 'n', 'm', 'comma', 'dot', 'slash', 'asterisk', 'spc', 'caps_lock',
2800 'f1', 'f2', 'f3', 'f4', 'f5', 'f6', 'f7', 'f8', 'f9', 'f10',
2801 'num_lock', 'scroll_lock', 'kp_divide', 'kp_multiply',
2802 'kp_subtract', 'kp_add', 'kp_enter', 'kp_decimal', 'sysrq', 'kp_0',
2803 'kp_1', 'kp_2', 'kp_3', 'kp_4', 'kp_5', 'kp_6', 'kp_7', 'kp_8',
2804 'kp_9', 'less', 'f11', 'f12', 'print', 'home', 'pgup', 'pgdn', 'end',
2805 'left', 'up', 'down', 'right', 'insert', 'delete', 'stop', 'again',
2806 'props', 'undo', 'front', 'copy', 'open', 'paste', 'find', 'cut',
2807 'lf', 'help', 'meta_l', 'meta_r', 'compose' ] }
e4c8f004 2808
9f328977
LC
2809##
2810# @KeyValue
2811#
2812# Represents a keyboard key.
2813#
2814# Since: 1.3.0
2815##
2816{ 'union': 'KeyValue',
2817 'data': {
2818 'number': 'int',
2819 'qcode': 'QKeyCode' } }
2820
e4c8f004
AK
2821##
2822# @send-key:
2823#
2824# Send keys to guest.
2825#
9f328977
LC
2826# @keys: An array of @KeyValue elements. All @KeyValues in this array are
2827# simultaneously sent to the guest. A @KeyValue.number value is sent
2828# directly to the guest, while @KeyValue.qcode must be a valid
2829# @QKeyCode value
e4c8f004
AK
2830#
2831# @hold-time: #optional time to delay key up events, milliseconds. Defaults
2832# to 100
2833#
2834# Returns: Nothing on success
2835# If key is unknown or redundant, InvalidParameter
2836#
2837# Since: 1.3.0
2838#
2839##
2840{ 'command': 'send-key',
9f328977 2841 'data': { 'keys': ['KeyValue'], '*hold-time': 'int' } }
ad39cf6d
LC
2842
2843##
2844# @screendump:
2845#
2846# Write a PPM of the VGA screen to a file.
2847#
2848# @filename: the path of a new PPM file to store the image
2849#
2850# Returns: Nothing on success
2851#
2852# Since: 0.14.0
2853##
2854{ 'command': 'screendump', 'data': {'filename': 'str'} }