# -*- Mode: Python -*- # # QAPI Schema ## # @ErrorClass # # QEMU error classes # # @GenericError: this is used for errors that don't require a specific error # class. This should be the default case for most errors # # @CommandNotFound: the requested command has not been found # # @DeviceEncrypted: the requested operation can't be fulfilled because the # selected device is encrypted # # @DeviceNotActive: a device has failed to be become active # # @DeviceNotFound: the requested device has not been found # # @KVMMissingCap: the requested operation can't be fulfilled because a # required KVM capability is missing # # Since: 1.2 ## { 'enum': 'ErrorClass', 'data': [ 'GenericError', 'CommandNotFound', 'DeviceEncrypted', 'DeviceNotActive', 'DeviceNotFound', 'KVMMissingCap' ] } ## # LostTickPolicy: # # Policy for handling lost ticks in timer devices. # # @discard: throw away the missed tick(s) and continue with future injection # normally. Guest time may be delayed, unless the OS has explicit # handling of lost ticks # # @delay: continue to deliver ticks at the normal rate. Guest time will be # delayed due to the late tick # # @merge: merge the missed tick(s) into one tick and inject. Guest time # may be delayed, depending on how the OS reacts to the merging # of ticks # # @slew: deliver ticks at a higher rate to catch up with the missed tick. The # guest time should not be delayed once catchup is complete. # # Since: 2.0 ## { 'enum': 'LostTickPolicy', 'data': ['discard', 'delay', 'merge', 'slew' ] } ## # BiosAtaTranslation: # # Policy that BIOS should use to interpret cylinder/head/sector # addresses. Note that Bochs BIOS and SeaBIOS will not actually # translate logical CHS to physical; instead, they will use logical # block addressing. # # @auto: If cylinder/heads/sizes are passed, choose between none and LBA # depending on the size of the disk. If they are not passed, # choose none if QEMU can guess that the disk had 16 or fewer # heads, large if QEMU can guess that the disk had 131072 or # fewer tracks across all heads (i.e. cylinders*heads<131072), # otherwise LBA. # # @none: The physical disk geometry is equal to the logical geometry. # # @lba: Assume 63 sectors per track and one of 16, 32, 64, 128 or 255 # heads (if fewer than 255 are enough to cover the whole disk # with 1024 cylinders/head). The number of cylinders/head is # then computed based on the number of sectors and heads. # # @large: The number of cylinders per head is scaled down to 1024 # by correspondingly scaling up the number of heads. # # @rechs: Same as @large, but first convert a 16-head geometry to # 15-head, by proportionally scaling up the number of # cylinders/head. # # Since: 2.0 ## { 'enum': 'BiosAtaTranslation', 'data': ['auto', 'none', 'lba', 'large', 'rechs']} # @add_client # # Allow client connections for VNC, Spice and socket based # character devices to be passed in to QEMU via SCM_RIGHTS. # # @protocol: protocol name. Valid names are "vnc", "spice" or the # name of a character device (eg. from -chardev id=XXXX) # # @fdname: file descriptor name previously passed via 'getfd' command # # @skipauth: #optional whether to skip authentication. Only applies # to "vnc" and "spice" protocols # # @tls: #optional whether to perform TLS. Only applies to the "spice" # protocol # # Returns: nothing on success. # # Since: 0.14.0 ## { 'command': 'add_client', 'data': { 'protocol': 'str', 'fdname': 'str', '*skipauth': 'bool', '*tls': 'bool' } } ## # @NameInfo: # # Guest name information. # # @name: #optional The name of the guest # # Since 0.14.0 ## { 'type': 'NameInfo', 'data': {'*name': 'str'} } ## # @query-name: # # Return the name information of a guest. # # Returns: @NameInfo of the guest # # Since 0.14.0 ## { 'command': 'query-name', 'returns': 'NameInfo' } ## # @VersionInfo: # # A description of QEMU's version. # # @qemu.major: The major version of QEMU # # @qemu.minor: The minor version of QEMU # # @qemu.micro: The micro version of QEMU. By current convention, a micro # version of 50 signifies a development branch. A micro version # greater than or equal to 90 signifies a release candidate for # the next minor version. A micro version of less than 50 # signifies a stable release. # # @package: QEMU will always set this field to an empty string. Downstream # versions of QEMU should set this to a non-empty string. The # exact format depends on the downstream however it highly # recommended that a unique name is used. # # Since: 0.14.0 ## { 'type': 'VersionInfo', 'data': {'qemu': {'major': 'int', 'minor': 'int', 'micro': 'int'}, 'package': 'str'} } ## # @query-version: # # Returns the current version of QEMU. # # Returns: A @VersionInfo object describing the current version of QEMU. # # Since: 0.14.0 ## { 'command': 'query-version', 'returns': 'VersionInfo' } ## # @KvmInfo: # # Information about support for KVM acceleration # # @enabled: true if KVM acceleration is active # # @present: true if KVM acceleration is built into this executable # # Since: 0.14.0 ## { 'type': 'KvmInfo', 'data': {'enabled': 'bool', 'present': 'bool'} } ## # @query-kvm: # # Returns information about KVM acceleration # # Returns: @KvmInfo # # Since: 0.14.0 ## { 'command': 'query-kvm', 'returns': 'KvmInfo' } ## # @RunState # # An enumeration of VM run states. # # @debug: QEMU is running on a debugger # # @finish-migrate: guest is paused to finish the migration process # # @inmigrate: guest is paused waiting for an incoming migration. Note # that this state does not tell whether the machine will start at the # end of the migration. This depends on the command-line -S option and # any invocation of 'stop' or 'cont' that has happened since QEMU was # started. # # @internal-error: An internal error that prevents further guest execution # has occurred # # @io-error: the last IOP has failed and the device is configured to pause # on I/O errors # # @paused: guest has been paused via the 'stop' command # # @postmigrate: guest is paused following a successful 'migrate' # # @prelaunch: QEMU was started with -S and guest has not started # # @restore-vm: guest is paused to restore VM state # # @running: guest is actively running # # @save-vm: guest is paused to save the VM state # # @shutdown: guest is shut down (and -no-shutdown is in use) # # @suspended: guest is suspended (ACPI S3) # # @watchdog: the watchdog action is configured to pause and has been triggered # # @guest-panicked: guest has been panicked as a result of guest OS panic ## { 'enum': 'RunState', 'data': [ 'debug', 'inmigrate', 'internal-error', 'io-error', 'paused', 'postmigrate', 'prelaunch', 'finish-migrate', 'restore-vm', 'running', 'save-vm', 'shutdown', 'suspended', 'watchdog', 'guest-panicked' ] } ## # @SnapshotInfo # # @id: unique snapshot id # # @name: user chosen name # # @vm-state-size: size of the VM state # # @date-sec: UTC date of the snapshot in seconds # # @date-nsec: fractional part in nano seconds to be used with date-sec # # @vm-clock-sec: VM clock relative to boot in seconds # # @vm-clock-nsec: fractional part in nano seconds to be used with vm-clock-sec # # Since: 1.3 # ## { 'type': 'SnapshotInfo', 'data': { 'id': 'str', 'name': 'str', 'vm-state-size': 'int', 'date-sec': 'int', 'date-nsec': 'int', 'vm-clock-sec': 'int', 'vm-clock-nsec': 'int' } } ## # @ImageInfoSpecificQCow2: # # @compat: compatibility level # # @lazy-refcounts: #optional on or off; only valid for compat >= 1.1 # # Since: 1.7 ## { 'type': 'ImageInfoSpecificQCow2', 'data': { 'compat': 'str', '*lazy-refcounts': 'bool' } } ## # @ImageInfoSpecificVmdk: # # @create-type: The create type of VMDK image # # @cid: Content id of image # # @parent-cid: Parent VMDK image's cid # # @extents: List of extent files # # Since: 1.7 ## { 'type': 'ImageInfoSpecificVmdk', 'data': { 'create-type': 'str', 'cid': 'int', 'parent-cid': 'int', 'extents': ['ImageInfo'] } } ## # @ImageInfoSpecific: # # A discriminated record of image format specific information structures. # # Since: 1.7 ## { 'union': 'ImageInfoSpecific', 'data': { 'qcow2': 'ImageInfoSpecificQCow2', 'vmdk': 'ImageInfoSpecificVmdk' } } ## # @ImageInfo: # # Information about a QEMU image file # # @filename: name of the image file # # @format: format of the image file # # @virtual-size: maximum capacity in bytes of the image # # @actual-size: #optional actual size on disk in bytes of the image # # @dirty-flag: #optional true if image is not cleanly closed # # @cluster-size: #optional size of a cluster in bytes # # @encrypted: #optional true if the image is encrypted # # @compressed: #optional true if the image is compressed (Since 1.7) # # @backing-filename: #optional name of the backing file # # @full-backing-filename: #optional full path of the backing file # # @backing-filename-format: #optional the format of the backing file # # @snapshots: #optional list of VM snapshots # # @backing-image: #optional info of the backing image (since 1.6) # # @format-specific: #optional structure supplying additional format-specific # information (since 1.7) # # Since: 1.3 # ## { 'type': 'ImageInfo', 'data': {'filename': 'str', 'format': 'str', '*dirty-flag': 'bool', '*actual-size': 'int', 'virtual-size': 'int', '*cluster-size': 'int', '*encrypted': 'bool', '*compressed': 'bool', '*backing-filename': 'str', '*full-backing-filename': 'str', '*backing-filename-format': 'str', '*snapshots': ['SnapshotInfo'], '*backing-image': 'ImageInfo', '*format-specific': 'ImageInfoSpecific' } } ## # @ImageCheck: # # Information about a QEMU image file check # # @filename: name of the image file checked # # @format: format of the image file checked # # @check-errors: number of unexpected errors occurred during check # # @image-end-offset: #optional offset (in bytes) where the image ends, this # field is present if the driver for the image format # supports it # # @corruptions: #optional number of corruptions found during the check if any # # @leaks: #optional number of leaks found during the check if any # # @corruptions-fixed: #optional number of corruptions fixed during the check # if any # # @leaks-fixed: #optional number of leaks fixed during the check if any # # @total-clusters: #optional total number of clusters, this field is present # if the driver for the image format supports it # # @allocated-clusters: #optional total number of allocated clusters, this # field is present if the driver for the image format # supports it # # @fragmented-clusters: #optional total number of fragmented clusters, this # field is present if the driver for the image format # supports it # # @compressed-clusters: #optional total number of compressed clusters, this # field is present if the driver for the image format # supports it # # Since: 1.4 # ## { 'type': 'ImageCheck', 'data': {'filename': 'str', 'format': 'str', 'check-errors': 'int', '*image-end-offset': 'int', '*corruptions': 'int', '*leaks': 'int', '*corruptions-fixed': 'int', '*leaks-fixed': 'int', '*total-clusters': 'int', '*allocated-clusters': 'int', '*fragmented-clusters': 'int', '*compressed-clusters': 'int' } } ## # @StatusInfo: # # Information about VCPU run state # # @running: true if all VCPUs are runnable, false if not runnable # # @singlestep: true if VCPUs are in single-step mode # # @status: the virtual machine @RunState # # Since: 0.14.0 # # Notes: @singlestep is enabled through the GDB stub ## { 'type': 'StatusInfo', 'data': {'running': 'bool', 'singlestep': 'bool', 'status': 'RunState'} } ## # @query-status: # # Query the run status of all VCPUs # # Returns: @StatusInfo reflecting all VCPUs # # Since: 0.14.0 ## { 'command': 'query-status', 'returns': 'StatusInfo' } ## # @UuidInfo: # # Guest UUID information. # # @UUID: the UUID of the guest # # Since: 0.14.0 # # Notes: If no UUID was specified for the guest, a null UUID is returned. ## { 'type': 'UuidInfo', 'data': {'UUID': 'str'} } ## # @query-uuid: # # Query the guest UUID information. # # Returns: The @UuidInfo for the guest # # Since 0.14.0 ## { 'command': 'query-uuid', 'returns': 'UuidInfo' } ## # @ChardevInfo: # # Information about a character device. # # @label: the label of the character device # # @filename: the filename of the character device # # Notes: @filename is encoded using the QEMU command line character device # encoding. See the QEMU man page for details. # # Since: 0.14.0 ## { 'type': 'ChardevInfo', 'data': {'label': 'str', 'filename': 'str'} } ## # @query-chardev: # # Returns information about current character devices. # # Returns: a list of @ChardevInfo # # Since: 0.14.0 ## { 'command': 'query-chardev', 'returns': ['ChardevInfo'] } ## # @ChardevBackendInfo: # # Information about a character device backend # # @name: The backend name # # Since: 2.0 ## { 'type': 'ChardevBackendInfo', 'data': {'name': 'str'} } ## # @query-chardev-backends: # # Returns information about character device backends. # # Returns: a list of @ChardevBackendInfo # # Since: 2.0 ## { 'command': 'query-chardev-backends', 'returns': ['ChardevBackendInfo'] } ## # @DataFormat: # # An enumeration of data format. # # @utf8: Data is a UTF-8 string (RFC 3629) # # @base64: Data is Base64 encoded binary (RFC 3548) # # Since: 1.4 ## { 'enum': 'DataFormat', 'data': [ 'utf8', 'base64' ] } ## # @ringbuf-write: # # Write to a ring buffer character device. # # @device: the ring buffer character device name # # @data: data to write # # @format: #optional data encoding (default 'utf8'). # - base64: data must be base64 encoded text. Its binary # decoding gets written. # Bug: invalid base64 is currently not rejected. # Whitespace *is* invalid. # - utf8: data's UTF-8 encoding is written # - data itself is always Unicode regardless of format, like # any other string. # # Returns: Nothing on success # # Since: 1.4 ## { 'command': 'ringbuf-write', 'data': {'device': 'str', 'data': 'str', '*format': 'DataFormat'} } ## # @ringbuf-read: # # Read from a ring buffer character device. # # @device: the ring buffer character device name # # @size: how many bytes to read at most # # @format: #optional data encoding (default 'utf8'). # - base64: the data read is returned in base64 encoding. # - utf8: the data read is interpreted as UTF-8. # Bug: can screw up when the buffer contains invalid UTF-8 # sequences, NUL characters, after the ring buffer lost # data, and when reading stops because the size limit is # reached. # - The return value is always Unicode regardless of format, # like any other string. # # Returns: data read from the device # # Since: 1.4 ## { 'command': 'ringbuf-read', 'data': {'device': 'str', 'size': 'int', '*format': 'DataFormat'}, 'returns': 'str' } ## # @CommandInfo: # # Information about a QMP command # # @name: The command name # # Since: 0.14.0 ## { 'type': 'CommandInfo', 'data': {'name': 'str'} } ## # @query-commands: # # Return a list of supported QMP commands by this server # # Returns: A list of @CommandInfo for all supported commands # # Since: 0.14.0 ## { 'command': 'query-commands', 'returns': ['CommandInfo'] } ## # @EventInfo: # # Information about a QMP event # # @name: The event name # # Since: 1.2.0 ## { 'type': 'EventInfo', 'data': {'name': 'str'} } ## # @query-events: # # Return a list of supported QMP events by this server # # Returns: A list of @EventInfo for all supported events # # Since: 1.2.0 ## { 'command': 'query-events', 'returns': ['EventInfo'] } ## # @MigrationStats # # Detailed migration status. # # @transferred: amount of bytes already transferred to the target VM # # @remaining: amount of bytes remaining to be transferred to the target VM # # @total: total amount of bytes involved in the migration process # # @duplicate: number of duplicate (zero) pages (since 1.2) # # @skipped: number of skipped zero pages (since 1.5) # # @normal : number of normal pages (since 1.2) # # @normal-bytes: number of normal bytes sent (since 1.2) # # @dirty-pages-rate: number of pages dirtied by second by the # guest (since 1.3) # # @mbps: throughput in megabits/sec. (since 1.6) # # @dirty-sync-count: number of times that dirty ram was synchronized (since 2.1) # # Since: 0.14.0 ## { 'type': 'MigrationStats', 'data': {'transferred': 'int', 'remaining': 'int', 'total': 'int' , 'duplicate': 'int', 'skipped': 'int', 'normal': 'int', 'normal-bytes': 'int', 'dirty-pages-rate' : 'int', 'mbps' : 'number', 'dirty-sync-count' : 'int' } } ## # @XBZRLECacheStats # # Detailed XBZRLE migration cache statistics # # @cache-size: XBZRLE cache size # # @bytes: amount of bytes already transferred to the target VM # # @pages: amount of pages transferred to the target VM # # @cache-miss: number of cache miss # # @cache-miss-rate: rate of cache miss (since 2.1) # # @overflow: number of overflows # # Since: 1.2 ## { 'type': 'XBZRLECacheStats', 'data': {'cache-size': 'int', 'bytes': 'int', 'pages': 'int', 'cache-miss': 'int', 'cache-miss-rate': 'number', 'overflow': 'int' } } ## # @MigrationInfo # # Information about current migration process. # # @status: #optional string describing the current migration status. # As of 0.14.0 this can be 'setup', 'active', 'completed', 'failed' or # 'cancelled'. If this field is not returned, no migration process # has been initiated # # @ram: #optional @MigrationStats containing detailed migration # status, only returned if status is 'active' or # 'completed'. 'comppleted' (since 1.2) # # @disk: #optional @MigrationStats containing detailed disk migration # status, only returned if status is 'active' and it is a block # migration # # @xbzrle-cache: #optional @XBZRLECacheStats containing detailed XBZRLE # migration statistics, only returned if XBZRLE feature is on and # status is 'active' or 'completed' (since 1.2) # # @total-time: #optional total amount of milliseconds since migration started. # If migration has ended, it returns the total migration # time. (since 1.2) # # @downtime: #optional only present when migration finishes correctly # total downtime in milliseconds for the guest. # (since 1.3) # # @expected-downtime: #optional only present while migration is active # expected downtime in milliseconds for the guest in last walk # of the dirty bitmap. (since 1.3) # # @setup-time: #optional amount of setup time in milliseconds _before_ the # iterations begin but _after_ the QMP command is issued. This is designed # to provide an accounting of any activities (such as RDMA pinning) which # may be expensive, but do not actually occur during the iterative # migration rounds themselves. (since 1.6) # # Since: 0.14.0 ## { 'type': 'MigrationInfo', 'data': {'*status': 'str', '*ram': 'MigrationStats', '*disk': 'MigrationStats', '*xbzrle-cache': 'XBZRLECacheStats', '*total-time': 'int', '*expected-downtime': 'int', '*downtime': 'int', '*setup-time': 'int'} } ## # @query-migrate # # Returns information about current migration process. # # Returns: @MigrationInfo # # Since: 0.14.0 ## { 'command': 'query-migrate', 'returns': 'MigrationInfo' } ## # @MigrationCapability # # Migration capabilities enumeration # # @xbzrle: Migration supports xbzrle (Xor Based Zero Run Length Encoding). # This feature allows us to minimize migration traffic for certain work # loads, by sending compressed difference of the pages # # @rdma-pin-all: Controls whether or not the entire VM memory footprint is # mlock()'d on demand or all at once. Refer to docs/rdma.txt for usage. # Disabled by default. (since 2.0) # # @zero-blocks: During storage migration encode blocks of zeroes efficiently. This # essentially saves 1MB of zeroes per block on the wire. Enabling requires # source and target VM to support this feature. To enable it is sufficient # to enable the capability on the source VM. The feature is disabled by # default. (since 1.6) # # @auto-converge: If enabled, QEMU will automatically throttle down the guest # to speed up convergence of RAM migration. (since 1.6) # # Since: 1.2 ## { 'enum': 'MigrationCapability', 'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks'] } ## # @MigrationCapabilityStatus # # Migration capability information # # @capability: capability enum # # @state: capability state bool # # Since: 1.2 ## { 'type': 'MigrationCapabilityStatus', 'data': { 'capability' : 'MigrationCapability', 'state' : 'bool' } } ## # @migrate-set-capabilities # # Enable/Disable the following migration capabilities (like xbzrle) # # @capabilities: json array of capability modifications to make # # Since: 1.2 ## { 'command': 'migrate-set-capabilities', 'data': { 'capabilities': ['MigrationCapabilityStatus'] } } ## # @query-migrate-capabilities # # Returns information about the current migration capabilities status # # Returns: @MigrationCapabilitiesStatus # # Since: 1.2 ## { 'command': 'query-migrate-capabilities', 'returns': ['MigrationCapabilityStatus']} ## # @MouseInfo: # # Information about a mouse device. # # @name: the name of the mouse device # # @index: the index of the mouse device # # @current: true if this device is currently receiving mouse events # # @absolute: true if this device supports absolute coordinates as input # # Since: 0.14.0 ## { 'type': 'MouseInfo', 'data': {'name': 'str', 'index': 'int', 'current': 'bool', 'absolute': 'bool'} } ## # @query-mice: # # Returns information about each active mouse device # # Returns: a list of @MouseInfo for each device # # Since: 0.14.0 ## { 'command': 'query-mice', 'returns': ['MouseInfo'] } ## # @CpuInfo: # # Information about a virtual CPU # # @CPU: the index of the virtual CPU # # @current: this only exists for backwards compatible and should be ignored # # @halted: true if the virtual CPU is in the halt state. Halt usually refers # to a processor specific low power mode. # # @pc: #optional If the target is i386 or x86_64, this is the 64-bit instruction # pointer. # If the target is Sparc, this is the PC component of the # instruction pointer. # # @nip: #optional If the target is PPC, the instruction pointer # # @npc: #optional If the target is Sparc, the NPC component of the instruction # pointer # # @PC: #optional If the target is MIPS, the instruction pointer # # @thread_id: ID of the underlying host thread # # Since: 0.14.0 # # Notes: @halted is a transient state that changes frequently. By the time the # data is sent to the client, the guest may no longer be halted. ## { 'type': 'CpuInfo', 'data': {'CPU': 'int', 'current': 'bool', 'halted': 'bool', '*pc': 'int', '*nip': 'int', '*npc': 'int', '*PC': 'int', 'thread_id': 'int'} } ## # @query-cpus: # # Returns a list of information about each virtual CPU. # # Returns: a list of @CpuInfo for each virtual CPU # # Since: 0.14.0 ## { 'command': 'query-cpus', 'returns': ['CpuInfo'] } ## # @IOThreadInfo: # # Information about an iothread # # @id: the identifier of the iothread # # @thread-id: ID of the underlying host thread # # Since: 2.0 ## { 'type': 'IOThreadInfo', 'data': {'id': 'str', 'thread-id': 'int'} } ## # @query-iothreads: # # Returns a list of information about each iothread. # # Note this list excludes the QEMU main loop thread, which is not declared # using the -object iothread command-line option. It is always the main thread # of the process. # # Returns: a list of @IOThreadInfo for each iothread # # Since: 2.0 ## { 'command': 'query-iothreads', 'returns': ['IOThreadInfo'] } ## # @BlockDeviceInfo: # # Information about the backing device for a block device. # # @file: the filename of the backing device # # @node-name: #optional the name of the block driver node (Since 2.0) # # @ro: true if the backing device was open read-only # # @drv: the name of the block format used to open the backing device. As of # 0.14.0 this can be: 'blkdebug', 'bochs', 'cloop', 'cow', 'dmg', # 'file', 'file', 'ftp', 'ftps', 'host_cdrom', 'host_device', # 'host_floppy', 'http', 'https', 'nbd', 'parallels', 'qcow', # 'qcow2', 'raw', 'tftp', 'vdi', 'vmdk', 'vpc', 'vvfat' # # @backing_file: #optional the name of the backing file (for copy-on-write) # # @backing_file_depth: number of files in the backing file chain (since: 1.2) # # @encrypted: true if the backing device is encrypted # # @encryption_key_missing: true if the backing device is encrypted but an # valid encryption key is missing # # @bps: total throughput limit in bytes per second is specified # # @bps_rd: read throughput limit in bytes per second is specified # # @bps_wr: write throughput limit in bytes per second is specified # # @iops: total I/O operations per second is specified # # @iops_rd: read I/O operations per second is specified # # @iops_wr: write I/O operations per second is specified # # @image: the info of image used (since: 1.6) # # @bps_max: #optional total max in bytes (Since 1.7) # # @bps_rd_max: #optional read max in bytes (Since 1.7) # # @bps_wr_max: #optional write max in bytes (Since 1.7) # # @iops_max: #optional total I/O operations max (Since 1.7) # # @iops_rd_max: #optional read I/O operations max (Since 1.7) # # @iops_wr_max: #optional write I/O operations max (Since 1.7) # # @iops_size: #optional an I/O size in bytes (Since 1.7) # # Since: 0.14.0 # ## { 'type': 'BlockDeviceInfo', 'data': { 'file': 'str', '*node-name': 'str', 'ro': 'bool', 'drv': 'str', '*backing_file': 'str', 'backing_file_depth': 'int', 'encrypted': 'bool', 'encryption_key_missing': 'bool', 'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int', 'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int', 'image': 'ImageInfo', '*bps_max': 'int', '*bps_rd_max': 'int', '*bps_wr_max': 'int', '*iops_max': 'int', '*iops_rd_max': 'int', '*iops_wr_max': 'int', '*iops_size': 'int' } } ## # @BlockDeviceIoStatus: # # An enumeration of block device I/O status. # # @ok: The last I/O operation has succeeded # # @failed: The last I/O operation has failed # # @nospace: The last I/O operation has failed due to a no-space condition # # Since: 1.0 ## { 'enum': 'BlockDeviceIoStatus', 'data': [ 'ok', 'failed', 'nospace' ] } ## # @BlockDeviceMapEntry: # # Entry in the metadata map of the device (returned by "qemu-img map") # # @start: Offset in the image of the first byte described by this entry # (in bytes) # # @length: Length of the range described by this entry (in bytes) # # @depth: Number of layers (0 = top image, 1 = top image's backing file, etc.) # before reaching one for which the range is allocated. The value is # in the range 0 to the depth of the image chain - 1. # # @zero: the sectors in this range read as zeros # # @data: reading the image will actually read data from a file (in particular, # if @offset is present this means that the sectors are not simply # preallocated, but contain actual data in raw format) # # @offset: if present, the image file stores the data for this range in # raw format at the given offset. # # Since 1.7 ## { 'type': 'BlockDeviceMapEntry', 'data': { 'start': 'int', 'length': 'int', 'depth': 'int', 'zero': 'bool', 'data': 'bool', '*offset': 'int' } } ## # @BlockDirtyInfo: # # Block dirty bitmap information. # # @count: number of dirty bytes according to the dirty bitmap # # @granularity: granularity of the dirty bitmap in bytes (since 1.4) # # Since: 1.3 ## { 'type': 'BlockDirtyInfo', 'data': {'count': 'int', 'granularity': 'int'} } ## # @BlockInfo: # # Block device information. This structure describes a virtual device and # the backing device associated with it. # # @device: The device name associated with the virtual device. # # @type: This field is returned only for compatibility reasons, it should # not be used (always returns 'unknown') # # @removable: True if the device supports removable media. # # @locked: True if the guest has locked this device from having its media # removed # # @tray_open: #optional True if the device has a tray and it is open # (only present if removable is true) # # @dirty-bitmaps: #optional dirty bitmaps information (only present if the # driver has one or more dirty bitmaps) (Since 2.0) # # @io-status: #optional @BlockDeviceIoStatus. Only present if the device # supports it and the VM is configured to stop on errors # # @inserted: #optional @BlockDeviceInfo describing the device if media is # present # # Since: 0.14.0 ## { 'type': 'BlockInfo', 'data': {'device': 'str', 'type': 'str', 'removable': 'bool', 'locked': 'bool', '*inserted': 'BlockDeviceInfo', '*tray_open': 'bool', '*io-status': 'BlockDeviceIoStatus', '*dirty-bitmaps': ['BlockDirtyInfo'] } } ## # @query-block: # # Get a list of BlockInfo for all virtual block devices. # # Returns: a list of @BlockInfo describing each virtual block device # # Since: 0.14.0 ## { 'command': 'query-block', 'returns': ['BlockInfo'] } ## # @BlockDeviceStats: # # Statistics of a virtual block device or a block backing device. # # @rd_bytes: The number of bytes read by the device. # # @wr_bytes: The number of bytes written by the device. # # @rd_operations: The number of read operations performed by the device. # # @wr_operations: The number of write operations performed by the device. # # @flush_operations: The number of cache flush operations performed by the # device (since 0.15.0) # # @flush_total_time_ns: Total time spend on cache flushes in nano-seconds # (since 0.15.0). # # @wr_total_time_ns: Total time spend on writes in nano-seconds (since 0.15.0). # # @rd_total_time_ns: Total_time_spend on reads in nano-seconds (since 0.15.0). # # @wr_highest_offset: The offset after the greatest byte written to the # device. The intended use of this information is for # growable sparse files (like qcow2) that are used on top # of a physical device. # # Since: 0.14.0 ## { 'type': 'BlockDeviceStats', 'data': {'rd_bytes': 'int', 'wr_bytes': 'int', 'rd_operations': 'int', 'wr_operations': 'int', 'flush_operations': 'int', 'flush_total_time_ns': 'int', 'wr_total_time_ns': 'int', 'rd_total_time_ns': 'int', 'wr_highest_offset': 'int' } } ## # @BlockStats: # # Statistics of a virtual block device or a block backing device. # # @device: #optional If the stats are for a virtual block device, the name # corresponding to the virtual block device. # # @stats: A @BlockDeviceStats for the device. # # @parent: #optional This describes the file block device if it has one. # # @backing: #optional This describes the backing block device if it has one. # (Since 2.0) # # Since: 0.14.0 ## { 'type': 'BlockStats', 'data': {'*device': 'str', 'stats': 'BlockDeviceStats', '*parent': 'BlockStats', '*backing': 'BlockStats'} } ## # @query-blockstats: # # Query the @BlockStats for all virtual block devices. # # Returns: A list of @BlockStats for each virtual block devices. # # Since: 0.14.0 ## { 'command': 'query-blockstats', 'returns': ['BlockStats'] } ## # @VncClientInfo: # # Information about a connected VNC client. # # @host: The host name of the client. QEMU tries to resolve this to a DNS name # when possible. # # @family: 'ipv6' if the client is connected via IPv6 and TCP # 'ipv4' if the client is connected via IPv4 and TCP # 'unix' if the client is connected via a unix domain socket # 'unknown' otherwise # # @service: The service name of the client's port. This may depends on the # host system's service database so symbolic names should not be # relied on. # # @x509_dname: #optional If x509 authentication is in use, the Distinguished # Name of the client. # # @sasl_username: #optional If SASL authentication is in use, the SASL username # used for authentication. # # Since: 0.14.0 ## { 'type': 'VncClientInfo', 'data': {'host': 'str', 'family': 'str', 'service': 'str', '*x509_dname': 'str', '*sasl_username': 'str'} } ## # @VncInfo: # # Information about the VNC session. # # @enabled: true if the VNC server is enabled, false otherwise # # @host: #optional The hostname the VNC server is bound to. This depends on # the name resolution on the host and may be an IP address. # # @family: #optional 'ipv6' if the host is listening for IPv6 connections # 'ipv4' if the host is listening for IPv4 connections # 'unix' if the host is listening on a unix domain socket # 'unknown' otherwise # # @service: #optional The service name of the server's port. This may depends # on the host system's service database so symbolic names should not # be relied on. # # @auth: #optional the current authentication type used by the server # 'none' if no authentication is being used # 'vnc' if VNC authentication is being used # 'vencrypt+plain' if VEncrypt is used with plain text authentication # 'vencrypt+tls+none' if VEncrypt is used with TLS and no authentication # 'vencrypt+tls+vnc' if VEncrypt is used with TLS and VNC authentication # 'vencrypt+tls+plain' if VEncrypt is used with TLS and plain text auth # 'vencrypt+x509+none' if VEncrypt is used with x509 and no auth # 'vencrypt+x509+vnc' if VEncrypt is used with x509 and VNC auth # 'vencrypt+x509+plain' if VEncrypt is used with x509 and plain text auth # 'vencrypt+tls+sasl' if VEncrypt is used with TLS and SASL auth # 'vencrypt+x509+sasl' if VEncrypt is used with x509 and SASL auth # # @clients: a list of @VncClientInfo of all currently connected clients # # Since: 0.14.0 ## { 'type': 'VncInfo', 'data': {'enabled': 'bool', '*host': 'str', '*family': 'str', '*service': 'str', '*auth': 'str', '*clients': ['VncClientInfo']} } ## # @query-vnc: # # Returns information about the current VNC server # # Returns: @VncInfo # # Since: 0.14.0 ## { 'command': 'query-vnc', 'returns': 'VncInfo' } ## # @SpiceChannel # # Information about a SPICE client channel. # # @host: The host name of the client. QEMU tries to resolve this to a DNS name # when possible. # # @family: 'ipv6' if the client is connected via IPv6 and TCP # 'ipv4' if the client is connected via IPv4 and TCP # 'unix' if the client is connected via a unix domain socket # 'unknown' otherwise # # @port: The client's port number. # # @connection-id: SPICE connection id number. All channels with the same id # belong to the same SPICE session. # # @connection-type: SPICE channel type number. "1" is the main control # channel, filter for this one if you want to track spice # sessions only # # @channel-id: SPICE channel ID number. Usually "0", might be different when # multiple channels of the same type exist, such as multiple # display channels in a multihead setup # # @tls: true if the channel is encrypted, false otherwise. # # Since: 0.14.0 ## { 'type': 'SpiceChannel', 'data': {'host': 'str', 'family': 'str', 'port': 'str', 'connection-id': 'int', 'channel-type': 'int', 'channel-id': 'int', 'tls': 'bool'} } ## # @SpiceQueryMouseMode # # An enumeration of Spice mouse states. # # @client: Mouse cursor position is determined by the client. # # @server: Mouse cursor position is determined by the server. # # @unknown: No information is available about mouse mode used by # the spice server. # # Note: spice/enums.h has a SpiceMouseMode already, hence the name. # # Since: 1.1 ## { 'enum': 'SpiceQueryMouseMode', 'data': [ 'client', 'server', 'unknown' ] } ## # @SpiceInfo # # Information about the SPICE session. # # @enabled: true if the SPICE server is enabled, false otherwise # # @migrated: true if the last guest migration completed and spice # migration had completed as well. false otherwise. # # @host: #optional The hostname the SPICE server is bound to. This depends on # the name resolution on the host and may be an IP address. # # @port: #optional The SPICE server's port number. # # @compiled-version: #optional SPICE server version. # # @tls-port: #optional The SPICE server's TLS port number. # # @auth: #optional the current authentication type used by the server # 'none' if no authentication is being used # 'spice' uses SASL or direct TLS authentication, depending on command # line options # # @mouse-mode: The mode in which the mouse cursor is displayed currently. Can # be determined by the client or the server, or unknown if spice # server doesn't provide this information. # # Since: 1.1 # # @channels: a list of @SpiceChannel for each active spice channel # # Since: 0.14.0 ## { 'type': 'SpiceInfo', 'data': {'enabled': 'bool', 'migrated': 'bool', '*host': 'str', '*port': 'int', '*tls-port': 'int', '*auth': 'str', '*compiled-version': 'str', 'mouse-mode': 'SpiceQueryMouseMode', '*channels': ['SpiceChannel']} } ## # @query-spice # # Returns information about the current SPICE server # # Returns: @SpiceInfo # # Since: 0.14.0 ## { 'command': 'query-spice', 'returns': 'SpiceInfo' } ## # @BalloonInfo: # # Information about the guest balloon device. # # @actual: the number of bytes the balloon currently contains # # Since: 0.14.0 # ## { 'type': 'BalloonInfo', 'data': {'actual': 'int' } } ## # @query-balloon: # # Return information about the balloon device. # # Returns: @BalloonInfo on success # If the balloon driver is enabled but not functional because the KVM # kernel module cannot support it, KvmMissingCap # If no balloon device is present, DeviceNotActive # # Since: 0.14.0 ## { 'command': 'query-balloon', 'returns': 'BalloonInfo' } ## # @PciMemoryRange: # # A PCI device memory region # # @base: the starting address (guest physical) # # @limit: the ending address (guest physical) # # Since: 0.14.0 ## { 'type': 'PciMemoryRange', 'data': {'base': 'int', 'limit': 'int'} } ## # @PciMemoryRegion # # Information about a PCI device I/O region. # # @bar: the index of the Base Address Register for this region # # @type: 'io' if the region is a PIO region # 'memory' if the region is a MMIO region # # @prefetch: #optional if @type is 'memory', true if the memory is prefetchable # # @mem_type_64: #optional if @type is 'memory', true if the BAR is 64-bit # # Since: 0.14.0 ## { 'type': 'PciMemoryRegion', 'data': {'bar': 'int', 'type': 'str', 'address': 'int', 'size': 'int', '*prefetch': 'bool', '*mem_type_64': 'bool' } } ## # @PciBridgeInfo: # # Information about a PCI Bridge device # # @bus.number: primary bus interface number. This should be the number of the # bus the device resides on. # # @bus.secondary: secondary bus interface number. This is the number of the # main bus for the bridge # # @bus.subordinate: This is the highest number bus that resides below the # bridge. # # @bus.io_range: The PIO range for all devices on this bridge # # @bus.memory_range: The MMIO range for all devices on this bridge # # @bus.prefetchable_range: The range of prefetchable MMIO for all devices on # this bridge # # @devices: a list of @PciDeviceInfo for each device on this bridge # # Since: 0.14.0 ## { 'type': 'PciBridgeInfo', 'data': {'bus': { 'number': 'int', 'secondary': 'int', 'subordinate': 'int', 'io_range': 'PciMemoryRange', 'memory_range': 'PciMemoryRange', 'prefetchable_range': 'PciMemoryRange' }, '*devices': ['PciDeviceInfo']} } ## # @PciDeviceInfo: # # Information about a PCI device # # @bus: the bus number of the device # # @slot: the slot the device is located in # # @function: the function of the slot used by the device # # @class_info.desc: #optional a string description of the device's class # # @class_info.class: the class code of the device # # @id.device: the PCI device id # # @id.vendor: the PCI vendor id # # @irq: #optional if an IRQ is assigned to the device, the IRQ number # # @qdev_id: the device name of the PCI device # # @pci_bridge: if the device is a PCI bridge, the bridge information # # @regions: a list of the PCI I/O regions associated with the device # # Notes: the contents of @class_info.desc are not stable and should only be # treated as informational. # # Since: 0.14.0 ## { 'type': 'PciDeviceInfo', 'data': {'bus': 'int', 'slot': 'int', 'function': 'int', 'class_info': {'*desc': 'str', 'class': 'int'}, 'id': {'device': 'int', 'vendor': 'int'}, '*irq': 'int', 'qdev_id': 'str', '*pci_bridge': 'PciBridgeInfo', 'regions': ['PciMemoryRegion']} } ## # @PciInfo: # # Information about a PCI bus # # @bus: the bus index # # @devices: a list of devices on this bus # # Since: 0.14.0 ## { 'type': 'PciInfo', 'data': {'bus': 'int', 'devices': ['PciDeviceInfo']} } ## # @query-pci: # # Return information about the PCI bus topology of the guest. # # Returns: a list of @PciInfo for each PCI bus # # Since: 0.14.0 ## { 'command': 'query-pci', 'returns': ['PciInfo'] } ## # @BlockdevOnError: # # An enumeration of possible behaviors for errors on I/O operations. # The exact meaning depends on whether the I/O was initiated by a guest # or by a block job # # @report: for guest operations, report the error to the guest; # for jobs, cancel the job # # @ignore: ignore the error, only report a QMP event (BLOCK_IO_ERROR # or BLOCK_JOB_ERROR) # # @enospc: same as @stop on ENOSPC, same as @report otherwise. # # @stop: for guest operations, stop the virtual machine; # for jobs, pause the job # # Since: 1.3 ## { 'enum': 'BlockdevOnError', 'data': ['report', 'ignore', 'enospc', 'stop'] } ## # @MirrorSyncMode: # # An enumeration of possible behaviors for the initial synchronization # phase of storage mirroring. # # @top: copies data in the topmost image to the destination # # @full: copies data from all images to the destination # # @none: only copy data written from now on # # Since: 1.3 ## { 'enum': 'MirrorSyncMode', 'data': ['top', 'full', 'none'] } ## # @BlockJobType: # # Type of a block job. # # @commit: block commit job type, see "block-commit" # # @stream: block stream job type, see "block-stream" # # @mirror: drive mirror job type, see "drive-mirror" # # @backup: drive backup job type, see "drive-backup" # # Since: 1.7 ## { 'enum': 'BlockJobType', 'data': ['commit', 'stream', 'mirror', 'backup'] } ## # @BlockJobInfo: # # Information about a long-running block device operation. # # @type: the job type ('stream' for image streaming) # # @device: the block device name # # @len: the maximum progress value # # @busy: false if the job is known to be in a quiescent state, with # no pending I/O. Since 1.3. # # @paused: whether the job is paused or, if @busy is true, will # pause itself as soon as possible. Since 1.3. # # @offset: the current progress value # # @speed: the rate limit, bytes per second # # @io-status: the status of the job (since 1.3) # # Since: 1.1 ## { 'type': 'BlockJobInfo', 'data': {'type': 'str', 'device': 'str', 'len': 'int', 'offset': 'int', 'busy': 'bool', 'paused': 'bool', 'speed': 'int', 'io-status': 'BlockDeviceIoStatus'} } ## # @query-block-jobs: # # Return information about long-running block device operations. # # Returns: a list of @BlockJobInfo for each active block job # # Since: 1.1 ## { 'command': 'query-block-jobs', 'returns': ['BlockJobInfo'] } ## # @quit: # # This command will cause the QEMU process to exit gracefully. While every # attempt is made to send the QMP response before terminating, this is not # guaranteed. When using this interface, a premature EOF would not be # unexpected. # # Since: 0.14.0 ## { 'command': 'quit' } ## # @stop: # # Stop all guest VCPU execution. # # Since: 0.14.0 # # Notes: This function will succeed even if the guest is already in the stopped # state. In "inmigrate" state, it will ensure that the guest # remains paused once migration finishes, as if the -S option was # passed on the command line. ## { 'command': 'stop' } ## # @system_reset: # # Performs a hard reset of a guest. # # Since: 0.14.0 ## { 'command': 'system_reset' } ## # @system_powerdown: # # Requests that a guest perform a powerdown operation. # # Since: 0.14.0 # # Notes: A guest may or may not respond to this command. This command # returning does not indicate that a guest has accepted the request or # that it has shut down. Many guests will respond to this command by # prompting the user in some way. ## { 'command': 'system_powerdown' } ## # @cpu: # # This command is a nop that is only provided for the purposes of compatibility. # # Since: 0.14.0 # # Notes: Do not use this command. ## { 'command': 'cpu', 'data': {'index': 'int'} } ## # @cpu-add # # Adds CPU with specified ID # # @id: ID of CPU to be created, valid values [0..max_cpus) # # Returns: Nothing on success # # Since 1.5 ## { 'command': 'cpu-add', 'data': {'id': 'int'} } ## # @memsave: # # Save a portion of guest memory to a file. # # @val: the virtual address of the guest to start from # # @size: the size of memory region to save # # @filename: the file to save the memory to as binary data # # @cpu-index: #optional the index of the virtual CPU to use for translating the # virtual address (defaults to CPU 0) # # Returns: Nothing on success # # Since: 0.14.0 # # Notes: Errors were not reliably returned until 1.1 ## { 'command': 'memsave', 'data': {'val': 'int', 'size': 'int', 'filename': 'str', '*cpu-index': 'int'} } ## # @pmemsave: # # Save a portion of guest physical memory to a file. # # @val: the physical address of the guest to start from # # @size: the size of memory region to save # # @filename: the file to save the memory to as binary data # # Returns: Nothing on success # # Since: 0.14.0 # # Notes: Errors were not reliably returned until 1.1 ## { 'command': 'pmemsave', 'data': {'val': 'int', 'size': 'int', 'filename': 'str'} } ## # @cont: # # Resume guest VCPU execution. # # Since: 0.14.0 # # Returns: If successful, nothing # If QEMU was started with an encrypted block device and a key has # not yet been set, DeviceEncrypted. # # Notes: This command will succeed if the guest is currently running. It # will also succeed if the guest is in the "inmigrate" state; in # this case, the effect of the command is to make sure the guest # starts once migration finishes, removing the effect of the -S # command line option if it was passed. ## { 'command': 'cont' } ## # @system_wakeup: # # Wakeup guest from suspend. Does nothing in case the guest isn't suspended. # # Since: 1.1 # # Returns: nothing. ## { 'command': 'system_wakeup' } ## # @inject-nmi: # # Injects an Non-Maskable Interrupt into all guest's VCPUs. # # Returns: If successful, nothing # # Since: 0.14.0 # # Notes: Only x86 Virtual Machines support this command. ## { 'command': 'inject-nmi' } ## # @set_link: # # Sets the link status of a virtual network adapter. # # @name: the device name of the virtual network adapter # # @up: true to set the link status to be up # # Returns: Nothing on success # If @name is not a valid network device, DeviceNotFound # # Since: 0.14.0 # # Notes: Not all network adapters support setting link status. This command # will succeed even if the network adapter does not support link status # notification. ## { 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} } ## # @block_passwd: # # This command sets the password of a block device that has not been open # with a password and requires one. # # The two cases where this can happen are a block device is created through # QEMU's initial command line or a block device is changed through the legacy # @change interface. # # In the event that the block device is created through the initial command # line, the VM will start in the stopped state regardless of whether '-S' is # used. The intention is for a management tool to query the block devices to # determine which ones are encrypted, set the passwords with this command, and # then start the guest with the @cont command. # # Either @device or @node-name must be set but not both. # # @device: #optional the name of the block backend device to set the password on # # @node-name: #optional graph node name to set the password on (Since 2.0) # # @password: the password to use for the device # # Returns: nothing on success # If @device is not a valid block device, DeviceNotFound # If @device is not encrypted, DeviceNotEncrypted # # Notes: Not all block formats support encryption and some that do are not # able to validate that a password is correct. Disk corruption may # occur if an invalid password is specified. # # Since: 0.14.0 ## { 'command': 'block_passwd', 'data': {'*device': 'str', '*node-name': 'str', 'password': 'str'} } ## # @balloon: # # Request the balloon driver to change its balloon size. # # @value: the target size of the balloon in bytes # # Returns: Nothing on success # If the balloon driver is enabled but not functional because the KVM # kernel module cannot support it, KvmMissingCap # If no balloon device is present, DeviceNotActive # # Notes: This command just issues a request to the guest. When it returns, # the balloon size may not have changed. A guest can change the balloon # size independent of this command. # # Since: 0.14.0 ## { 'command': 'balloon', 'data': {'value': 'int'} } ## # @block_resize # # Resize a block image while a guest is running. # # Either @device or @node-name must be set but not both. # # @device: #optional the name of the device to get the image resized # # @node-name: #optional graph node name to get the image resized (Since 2.0) # # @size: new image size in bytes # # Returns: nothing on success # If @device is not a valid block device, DeviceNotFound # # Since: 0.14.0 ## { 'command': 'block_resize', 'data': { '*device': 'str', '*node-name': 'str', 'size': 'int' }} ## # @NewImageMode # # An enumeration that tells QEMU how to set the backing file path in # a new image file. # # @existing: QEMU should look for an existing image file. # # @absolute-paths: QEMU should create a new image with absolute paths # for the backing file. If there is no backing file available, the new # image will not be backed either. # # Since: 1.1 ## { 'enum': 'NewImageMode', 'data': [ 'existing', 'absolute-paths' ] } ## # @BlockdevSnapshot # # Either @device or @node-name must be set but not both. # # @device: #optional the name of the device to generate the snapshot from. # # @node-name: #optional graph node name to generate the snapshot from (Since 2.0) # # @snapshot-file: the target of the new image. A new file will be created. # # @snapshot-node-name: #optional the graph node name of the new image (Since 2.0) # # @format: #optional the format of the snapshot image, default is 'qcow2'. # # @mode: #optional whether and how QEMU should create a new image, default is # 'absolute-paths'. ## { 'type': 'BlockdevSnapshot', 'data': { '*device': 'str', '*node-name': 'str', 'snapshot-file': 'str', '*snapshot-node-name': 'str', '*format': 'str', '*mode': 'NewImageMode' } } ## # @BlockdevSnapshotInternal # # @device: the name of the device to generate the snapshot from # # @name: the name of the internal snapshot to be created # # Notes: In transaction, if @name is empty, or any snapshot matching @name # exists, the operation will fail. Only some image formats support it, # for example, qcow2, rbd, and sheepdog. # # Since: 1.7 ## { 'type': 'BlockdevSnapshotInternal', 'data': { 'device': 'str', 'name': 'str' } } ## # @DriveBackup # # @device: the name of the device which should be copied. # # @target: the target of the new image. If the file exists, or if it # is a device, the existing file/device will be used as the new # destination. If it does not exist, a new file will be created. # # @format: #optional the format of the new destination, default is to # probe if @mode is 'existing', else the format of the source # # @sync: what parts of the disk image should be copied to the destination # (all the disk, only the sectors allocated in the topmost image, or # only new I/O). # # @mode: #optional whether and how QEMU should create a new image, default is # 'absolute-paths'. # # @speed: #optional the maximum speed, in bytes per second # # @on-source-error: #optional the action to take on an error on the source, # default 'report'. 'stop' and 'enospc' can only be used # if the block device supports io-status (see BlockInfo). # # @on-target-error: #optional the action to take on an error on the target, # default 'report' (no limitations, since this applies to # a different block device than @device). # # Note that @on-source-error and @on-target-error only affect background I/O. # If an error occurs during a guest write request, the device's rerror/werror # actions will be used. # # Since: 1.6 ## { 'type': 'DriveBackup', 'data': { 'device': 'str', 'target': 'str', '*format': 'str', 'sync': 'MirrorSyncMode', '*mode': 'NewImageMode', '*speed': 'int', '*on-source-error': 'BlockdevOnError', '*on-target-error': 'BlockdevOnError' } } ## # @Abort # # This action can be used to test transaction failure. # # Since: 1.6 ### { 'type': 'Abort', 'data': { } } ## # @TransactionAction # # A discriminated record of operations that can be performed with # @transaction. ## { 'union': 'TransactionAction', 'data': { 'blockdev-snapshot-sync': 'BlockdevSnapshot', 'drive-backup': 'DriveBackup', 'abort': 'Abort', 'blockdev-snapshot-internal-sync': 'BlockdevSnapshotInternal' } } ## # @transaction # # Executes a number of transactionable QMP commands atomically. If any # operation fails, then the entire set of actions will be abandoned and the # appropriate error returned. # # List of: # @TransactionAction: information needed for the respective operation # # Returns: nothing on success # Errors depend on the operations of the transaction # # Note: The transaction aborts on the first failure. Therefore, there will be # information on only one failed operation returned in an error condition, and # subsequent actions will not have been attempted. # # Since 1.1 ## { 'command': 'transaction', 'data': { 'actions': [ 'TransactionAction' ] } } ## # @blockdev-snapshot-sync # # Generates a synchronous snapshot of a block device. # # For the arguments, see the documentation of BlockdevSnapshot. # # Returns: nothing on success # If @device is not a valid block device, DeviceNotFound # # Since 0.14.0 ## { 'command': 'blockdev-snapshot-sync', 'data': 'BlockdevSnapshot' } ## # @blockdev-snapshot-internal-sync # # Synchronously take an internal snapshot of a block device, when the format # of the image used supports it. # # For the arguments, see the documentation of BlockdevSnapshotInternal. # # Returns: nothing on success # If @device is not a valid block device, DeviceNotFound # If any snapshot matching @name exists, or @name is empty, # GenericError # If the format of the image used does not support it, # BlockFormatFeatureNotSupported # # Since 1.7 ## { 'command': 'blockdev-snapshot-internal-sync', 'data': 'BlockdevSnapshotInternal' } ## # @blockdev-snapshot-delete-internal-sync # # Synchronously delete an internal snapshot of a block device, when the format # of the image used support it. The snapshot is identified by name or id or # both. One of the name or id is required. Return SnapshotInfo for the # successfully deleted snapshot. # # @device: the name of the device to delete the snapshot from # # @id: optional the snapshot's ID to be deleted # # @name: optional the snapshot's name to be deleted # # Returns: SnapshotInfo on success # If @device is not a valid block device, DeviceNotFound # If snapshot not found, GenericError # If the format of the image used does not support it, # BlockFormatFeatureNotSupported # If @id and @name are both not specified, GenericError # # Since 1.7 ## { 'command': 'blockdev-snapshot-delete-internal-sync', 'data': { 'device': 'str', '*id': 'str', '*name': 'str'}, 'returns': 'SnapshotInfo' } ## # @human-monitor-command: # # Execute a command on the human monitor and return the output. # # @command-line: the command to execute in the human monitor # # @cpu-index: #optional The CPU to use for commands that require an implicit CPU # # Returns: the output of the command as a string # # Since: 0.14.0 # # Notes: This command only exists as a stop-gap. Its use is highly # discouraged. The semantics of this command are not guaranteed. # # Known limitations: # # o This command is stateless, this means that commands that depend # on state information (such as getfd) might not work # # o Commands that prompt the user for data (eg. 'cont' when the block # device is encrypted) don't currently work ## { 'command': 'human-monitor-command', 'data': {'command-line': 'str', '*cpu-index': 'int'}, 'returns': 'str' } ## # @block-commit # # Live commit of data from overlay image nodes into backing nodes - i.e., # writes data between 'top' and 'base' into 'base'. # # @device: the name of the device # # @base: #optional The file name of the backing image to write data into. # If not specified, this is the deepest backing image # # @top: The file name of the backing image within the image chain, # which contains the topmost data to be committed down. # # If top == base, that is an error. # If top == active, the job will not be completed by itself, # user needs to complete the job with the block-job-complete # command after getting the ready event. (Since 2.0) # # If the base image is smaller than top, then the base image # will be resized to be the same size as top. If top is # smaller than the base image, the base will not be # truncated. If you want the base image size to match the # size of the smaller top, you can safely truncate it # yourself once the commit operation successfully completes. # # # @speed: #optional the maximum speed, in bytes per second # # Returns: Nothing on success # If commit or stream is already active on this device, DeviceInUse # If @device does not exist, DeviceNotFound # If image commit is not supported by this device, NotSupported # If @base or @top is invalid, a generic error is returned # If @speed is invalid, InvalidParameter # # Since: 1.3 # ## { 'command': 'block-commit', 'data': { 'device': 'str', '*base': 'str', 'top': 'str', '*speed': 'int' } } ## # @drive-backup # # Start a point-in-time copy of a block device to a new destination. The # status of ongoing drive-backup operations can be checked with # query-block-jobs where the BlockJobInfo.type field has the value 'backup'. # The operation can be stopped before it has completed using the # block-job-cancel command. # # For the arguments, see the documentation of DriveBackup. # # Returns: nothing on success # If @device is not a valid block device, DeviceNotFound # # Since 1.6 ## { 'command': 'drive-backup', 'data': 'DriveBackup' } ## # @query-named-block-nodes # # Get the named block driver list # # Returns: the list of BlockDeviceInfo # # Since 2.0 ## { 'command': 'query-named-block-nodes', 'returns': [ 'BlockDeviceInfo' ] } ## # @drive-mirror # # Start mirroring a block device's writes to a new destination. # # @device: the name of the device whose writes should be mirrored. # # @target: the target of the new image. If the file exists, or if it # is a device, the existing file/device will be used as the new # destination. If it does not exist, a new file will be created. # # @format: #optional the format of the new destination, default is to # probe if @mode is 'existing', else the format of the source # # @mode: #optional whether and how QEMU should create a new image, default is # 'absolute-paths'. # # @speed: #optional the maximum speed, in bytes per second # # @sync: what parts of the disk image should be copied to the destination # (all the disk, only the sectors allocated in the topmost image, or # only new I/O). # # @granularity: #optional granularity of the dirty bitmap, default is 64K # if the image format doesn't have clusters, 4K if the clusters # are smaller than that, else the cluster size. Must be a # power of 2 between 512 and 64M (since 1.4). # # @buf-size: #optional maximum amount of data in flight from source to # target (since 1.4). # # @on-source-error: #optional the action to take on an error on the source, # default 'report'. 'stop' and 'enospc' can only be used # if the block device supports io-status (see BlockInfo). # # @on-target-error: #optional the action to take on an error on the target, # default 'report' (no limitations, since this applies to # a different block device than @device). # # Returns: nothing on success # If @device is not a valid block device, DeviceNotFound # # Since 1.3 ## { 'command': 'drive-mirror', 'data': { 'device': 'str', 'target': 'str', '*format': 'str', 'sync': 'MirrorSyncMode', '*mode': 'NewImageMode', '*speed': 'int', '*granularity': 'uint32', '*buf-size': 'int', '*on-source-error': 'BlockdevOnError', '*on-target-error': 'BlockdevOnError' } } ## # @migrate_cancel # # Cancel the current executing migration process. # # Returns: nothing on success # # Notes: This command succeeds even if there is no migration process running. # # Since: 0.14.0 ## { 'command': 'migrate_cancel' } ## # @migrate_set_downtime # # Set maximum tolerated downtime for migration. # # @value: maximum downtime in seconds # # Returns: nothing on success # # Since: 0.14.0 ## { 'command': 'migrate_set_downtime', 'data': {'value': 'number'} } ## # @migrate_set_speed # # Set maximum speed for migration. # # @value: maximum speed in bytes. # # Returns: nothing on success # # Notes: A value lesser than zero will be automatically round up to zero. # # Since: 0.14.0 ## { 'command': 'migrate_set_speed', 'data': {'value': 'int'} } ## # @migrate-set-cache-size # # Set XBZRLE cache size # # @value: cache size in bytes # # The size will be rounded down to the nearest power of 2. # The cache size can be modified before and during ongoing migration # # Returns: nothing on success # # Since: 1.2 ## { 'command': 'migrate-set-cache-size', 'data': {'value': 'int'} } ## # @query-migrate-cache-size # # query XBZRLE cache size # # Returns: XBZRLE cache size in bytes # # Since: 1.2 ## { 'command': 'query-migrate-cache-size', 'returns': 'int' } ## # @ObjectPropertyInfo: # # @name: the name of the property # # @type: the type of the property. This will typically come in one of four # forms: # # 1) A primitive type such as 'u8', 'u16', 'bool', 'str', or 'double'. # These types are mapped to the appropriate JSON type. # # 2) A legacy type in the form 'legacy' where subtype is the # legacy qdev typename. These types are always treated as strings. # # 3) A child type in the form 'child' where subtype is a qdev # device type name. Child properties create the composition tree. # # 4) A link type in the form 'link' where subtype is a qdev # device type name. Link properties form the device model graph. # # Since: 1.2 ## { 'type': 'ObjectPropertyInfo', 'data': { 'name': 'str', 'type': 'str' } } ## # @qom-list: # # This command will list any properties of a object given a path in the object # model. # # @path: the path within the object model. See @qom-get for a description of # this parameter. # # Returns: a list of @ObjectPropertyInfo that describe the properties of the # object. # # Since: 1.2 ## { 'command': 'qom-list', 'data': { 'path': 'str' }, 'returns': [ 'ObjectPropertyInfo' ] } ## # @qom-get: # # This command will get a property from a object model path and return the # value. # # @path: The path within the object model. There are two forms of supported # paths--absolute and partial paths. # # Absolute paths are derived from the root object and can follow child<> # or link<> properties. Since they can follow link<> properties, they # can be arbitrarily long. Absolute paths look like absolute filenames # and are prefixed with a leading slash. # # Partial paths look like relative filenames. They do not begin # with a prefix. The matching rules for partial paths are subtle but # designed to make specifying objects easy. At each level of the # composition tree, the partial path is matched as an absolute path. # The first match is not returned. At least two matches are searched # for. A successful result is only returned if only one match is # found. If more than one match is found, a flag is return to # indicate that the match was ambiguous. # # @property: The property name to read # # Returns: The property value. The type depends on the property type. legacy<> # properties are returned as #str. child<> and link<> properties are # returns as #str pathnames. All integer property types (u8, u16, etc) # are returned as #int. # # Since: 1.2 ## { 'command': 'qom-get', 'data': { 'path': 'str', 'property': 'str' }, 'returns': 'visitor', 'gen': 'no' } ## # @qom-set: # # This command will set a property from a object model path. # # @path: see @qom-get for a description of this parameter # # @property: the property name to set # # @value: a value who's type is appropriate for the property type. See @qom-get # for a description of type mapping. # # Since: 1.2 ## { 'command': 'qom-set', 'data': { 'path': 'str', 'property': 'str', 'value': 'visitor' }, 'gen': 'no' } ## # @set_password: # # Sets the password of a remote display session. # # @protocol: `vnc' to modify the VNC server password # `spice' to modify the Spice server password # # @password: the new password # # @connected: #optional how to handle existing clients when changing the # password. If nothing is specified, defaults to `keep' # `fail' to fail the command if clients are connected # `disconnect' to disconnect existing clients # `keep' to maintain existing clients # # Returns: Nothing on success # If Spice is not enabled, DeviceNotFound # # Since: 0.14.0 ## { 'command': 'set_password', 'data': {'protocol': 'str', 'password': 'str', '*connected': 'str'} } ## # @expire_password: # # Expire the password of a remote display server. # # @protocol: the name of the remote display protocol `vnc' or `spice' # # @time: when to expire the password. # `now' to expire the password immediately # `never' to cancel password expiration # `+INT' where INT is the number of seconds from now (integer) # `INT' where INT is the absolute time in seconds # # Returns: Nothing on success # If @protocol is `spice' and Spice is not active, DeviceNotFound # # Since: 0.14.0 # # Notes: Time is relative to the server and currently there is no way to # coordinate server time with client time. It is not recommended to # use the absolute time version of the @time parameter unless you're # sure you are on the same machine as the QEMU instance. ## { 'command': 'expire_password', 'data': {'protocol': 'str', 'time': 'str'} } ## # @eject: # # Ejects a device from a removable drive. # # @device: The name of the device # # @force: @optional If true, eject regardless of whether the drive is locked. # If not specified, the default value is false. # # Returns: Nothing on success # If @device is not a valid block device, DeviceNotFound # # Notes: Ejecting a device will no media results in success # # Since: 0.14.0 ## { 'command': 'eject', 'data': {'device': 'str', '*force': 'bool'} } ## # @change-vnc-password: # # Change the VNC server password. # # @target: the new password to use with VNC authentication # # Since: 1.1 # # Notes: An empty password in this command will set the password to the empty # string. Existing clients are unaffected by executing this command. ## { 'command': 'change-vnc-password', 'data': {'password': 'str'} } ## # @change: # # This command is multiple commands multiplexed together. # # @device: This is normally the name of a block device but it may also be 'vnc'. # when it's 'vnc', then sub command depends on @target # # @target: If @device is a block device, then this is the new filename. # If @device is 'vnc', then if the value 'password' selects the vnc # change password command. Otherwise, this specifies a new server URI # address to listen to for VNC connections. # # @arg: If @device is a block device, then this is an optional format to open # the device with. # If @device is 'vnc' and @target is 'password', this is the new VNC # password to set. If this argument is an empty string, then no future # logins will be allowed. # # Returns: Nothing on success. # If @device is not a valid block device, DeviceNotFound # If the new block device is encrypted, DeviceEncrypted. Note that # if this error is returned, the device has been opened successfully # and an additional call to @block_passwd is required to set the # device's password. The behavior of reads and writes to the block # device between when these calls are executed is undefined. # # Notes: It is strongly recommended that this interface is not used especially # for changing block devices. # # Since: 0.14.0 ## { 'command': 'change', 'data': {'device': 'str', 'target': 'str', '*arg': 'str'} } ## # @block_set_io_throttle: # # Change I/O throttle limits for a block drive. # # @device: The name of the device # # @bps: total throughput limit in bytes per second # # @bps_rd: read throughput limit in bytes per second # # @bps_wr: write throughput limit in bytes per second # # @iops: total I/O operations per second # # @ops_rd: read I/O operations per second # # @iops_wr: write I/O operations per second # # @bps_max: #optional total max in bytes (Since 1.7) # # @bps_rd_max: #optional read max in bytes (Since 1.7) # # @bps_wr_max: #optional write max in bytes (Since 1.7) # # @iops_max: #optional total I/O operations max (Since 1.7) # # @iops_rd_max: #optional read I/O operations max (Since 1.7) # # @iops_wr_max: #optional write I/O operations max (Since 1.7) # # @iops_size: #optional an I/O size in bytes (Since 1.7) # # Returns: Nothing on success # If @device is not a valid block device, DeviceNotFound # # Since: 1.1 ## { 'command': 'block_set_io_throttle', 'data': { 'device': 'str', 'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int', 'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int', '*bps_max': 'int', '*bps_rd_max': 'int', '*bps_wr_max': 'int', '*iops_max': 'int', '*iops_rd_max': 'int', '*iops_wr_max': 'int', '*iops_size': 'int' } } ## # @block-stream: # # Copy data from a backing file into a block device. # # The block streaming operation is performed in the background until the entire # backing file has been copied. This command returns immediately once streaming # has started. The status of ongoing block streaming operations can be checked # with query-block-jobs. The operation can be stopped before it has completed # using the block-job-cancel command. # # If a base file is specified then sectors are not copied from that base file and # its backing chain. When streaming completes the image file will have the base # file as its backing file. This can be used to stream a subset of the backing # file chain instead of flattening the entire image. # # On successful completion the image file is updated to drop the backing file # and the BLOCK_JOB_COMPLETED event is emitted. # # @device: the device name # # @base: #optional the common backing file name # # @speed: #optional the maximum speed, in bytes per second # # @on-error: #optional the action to take on an error (default report). # 'stop' and 'enospc' can only be used if the block device # supports io-status (see BlockInfo). Since 1.3. # # Returns: Nothing on success # If @device does not exist, DeviceNotFound # # Since: 1.1 ## { 'command': 'block-stream', 'data': { 'device': 'str', '*base': 'str', '*speed': 'int', '*on-error': 'BlockdevOnError' } } ## # @block-job-set-speed: # # Set maximum speed for a background block operation. # # This command can only be issued when there is an active block job. # # Throttling can be disabled by setting the speed to 0. # # @device: the device name # # @speed: the maximum speed, in bytes per second, or 0 for unlimited. # Defaults to 0. # # Returns: Nothing on success # If no background operation is active on this device, DeviceNotActive # # Since: 1.1 ## { 'command': 'block-job-set-speed', 'data': { 'device': 'str', 'speed': 'int' } } ## # @block-job-cancel: # # Stop an active background block operation. # # This command returns immediately after marking the active background block # operation for cancellation. It is an error to call this command if no # operation is in progress. # # The operation will cancel as soon as possible and then emit the # BLOCK_JOB_CANCELLED event. Before that happens the job is still visible when # enumerated using query-block-jobs. # # For streaming, the image file retains its backing file unless the streaming # operation happens to complete just as it is being cancelled. A new streaming # operation can be started at a later time to finish copying all data from the # backing file. # # @device: the device name # # @force: #optional whether to allow cancellation of a paused job (default # false). Since 1.3. # # Returns: Nothing on success # If no background operation is active on this device, DeviceNotActive # # Since: 1.1 ## { 'command': 'block-job-cancel', 'data': { 'device': 'str', '*force': 'bool' } } ## # @block-job-pause: # # Pause an active background block operation. # # This command returns immediately after marking the active background block # operation for pausing. It is an error to call this command if no # operation is in progress. Pausing an already paused job has no cumulative # effect; a single block-job-resume command will resume the job. # # The operation will pause as soon as possible. No event is emitted when # the operation is actually paused. Cancelling a paused job automatically # resumes it. # # @device: the device name # # Returns: Nothing on success # If no background operation is active on this device, DeviceNotActive # # Since: 1.3 ## { 'command': 'block-job-pause', 'data': { 'device': 'str' } } ## # @block-job-resume: # # Resume an active background block operation. # # This command returns immediately after resuming a paused background block # operation. It is an error to call this command if no operation is in # progress. Resuming an already running job is not an error. # # This command also clears the error status of the job. # # @device: the device name # # Returns: Nothing on success # If no background operation is active on this device, DeviceNotActive # # Since: 1.3 ## { 'command': 'block-job-resume', 'data': { 'device': 'str' } } ## # @block-job-complete: # # Manually trigger completion of an active background block operation. This # is supported for drive mirroring, where it also switches the device to # write to the target path only. The ability to complete is signaled with # a BLOCK_JOB_READY event. # # This command completes an active background block operation synchronously. # The ordering of this command's return with the BLOCK_JOB_COMPLETED event # is not defined. Note that if an I/O error occurs during the processing of # this command: 1) the command itself will fail; 2) the error will be processed # according to the rerror/werror arguments that were specified when starting # the operation. # # A cancelled or paused job cannot be completed. # # @device: the device name # # Returns: Nothing on success # If no background operation is active on this device, DeviceNotActive # # Since: 1.3 ## { 'command': 'block-job-complete', 'data': { 'device': 'str' } } ## # @ObjectTypeInfo: # # This structure describes a search result from @qom-list-types # # @name: the type name found in the search # # Since: 1.1 # # Notes: This command is experimental and may change syntax in future releases. ## { 'type': 'ObjectTypeInfo', 'data': { 'name': 'str' } } ## # @qom-list-types: # # This command will return a list of types given search parameters # # @implements: if specified, only return types that implement this type name # # @abstract: if true, include abstract types in the results # # Returns: a list of @ObjectTypeInfo or an empty list if no results are found # # Since: 1.1 ## { 'command': 'qom-list-types', 'data': { '*implements': 'str', '*abstract': 'bool' }, 'returns': [ 'ObjectTypeInfo' ] } ## # @DevicePropertyInfo: # # Information about device properties. # # @name: the name of the property # @type: the typename of the property # # Since: 1.2 ## { 'type': 'DevicePropertyInfo', 'data': { 'name': 'str', 'type': 'str' } } ## # @device-list-properties: # # List properties associated with a device. # # @typename: the type name of a device # # Returns: a list of DevicePropertyInfo describing a devices properties # # Since: 1.2 ## { 'command': 'device-list-properties', 'data': { 'typename': 'str'}, 'returns': [ 'DevicePropertyInfo' ] } ## # @migrate # # Migrates the current running guest to another Virtual Machine. # # @uri: the Uniform Resource Identifier of the destination VM # # @blk: #optional do block migration (full disk copy) # # @inc: #optional incremental disk copy migration # # @detach: this argument exists only for compatibility reasons and # is ignored by QEMU # # Returns: nothing on success # # Since: 0.14.0 ## { 'command': 'migrate', 'data': {'uri': 'str', '*blk': 'bool', '*inc': 'bool', '*detach': 'bool' } } # @xen-save-devices-state: # # Save the state of all devices to file. The RAM and the block devices # of the VM are not saved by this command. # # @filename: the file to save the state of the devices to as binary # data. See xen-save-devices-state.txt for a description of the binary # format. # # Returns: Nothing on success # # Since: 1.1 ## { 'command': 'xen-save-devices-state', 'data': {'filename': 'str'} } ## # @xen-set-global-dirty-log # # Enable or disable the global dirty log mode. # # @enable: true to enable, false to disable. # # Returns: nothing # # Since: 1.3 ## { 'command': 'xen-set-global-dirty-log', 'data': { 'enable': 'bool' } } ## # @device_del: # # Remove a device from a guest # # @id: the name of the device # # Returns: Nothing on success # If @id is not a valid device, DeviceNotFound # # Notes: When this command completes, the device may not be removed from the # guest. Hot removal is an operation that requires guest cooperation. # This command merely requests that the guest begin the hot removal # process. Completion of the device removal process is signaled with a # DEVICE_DELETED event. Guest reset will automatically complete removal # for all devices. # # Since: 0.14.0 ## { 'command': 'device_del', 'data': {'id': 'str'} } ## # @DumpGuestMemoryFormat: # # An enumeration of guest-memory-dump's format. # # @elf: elf format # # @kdump-zlib: kdump-compressed format with zlib-compressed # # @kdump-lzo: kdump-compressed format with lzo-compressed # # @kdump-snappy: kdump-compressed format with snappy-compressed # # Since: 2.0 ## { 'enum': 'DumpGuestMemoryFormat', 'data': [ 'elf', 'kdump-zlib', 'kdump-lzo', 'kdump-snappy' ] } ## # @dump-guest-memory # # Dump guest's memory to vmcore. It is a synchronous operation that can take # very long depending on the amount of guest memory. This command is only # supported on i386 and x86_64. # # @paging: if true, do paging to get guest's memory mapping. This allows # using gdb to process the core file. # # IMPORTANT: this option can make QEMU allocate several gigabytes # of RAM. This can happen for a large guest, or a # malicious guest pretending to be large. # # Also, paging=true has the following limitations: # # 1. The guest may be in a catastrophic state or can have corrupted # memory, which cannot be trusted # 2. The guest can be in real-mode even if paging is enabled. For # example, the guest uses ACPI to sleep, and ACPI sleep state # goes in real-mode # # @protocol: the filename or file descriptor of the vmcore. The supported # protocols are: # # 1. file: the protocol starts with "file:", and the following # string is the file's path. # 2. fd: the protocol starts with "fd:", and the following string # is the fd's name. # # @begin: #optional if specified, the starting physical address. # # @length: #optional if specified, the memory size, in bytes. If you don't # want to dump all guest's memory, please specify the start @begin # and @length # # @format: #optional if specified, the format of guest memory dump. But non-elf # format is conflict with paging and filter, ie. @paging, @begin and # @length is not allowed to be specified with non-elf @format at the # same time (since 2.0) # # Returns: nothing on success # # Since: 1.2 ## { 'command': 'dump-guest-memory', 'data': { 'paging': 'bool', 'protocol': 'str', '*begin': 'int', '*length': 'int', '*format': 'DumpGuestMemoryFormat' } } ## # @DumpGuestMemoryCapability: # # A list of the available formats for dump-guest-memory # # Since: 2.0 ## { 'type': 'DumpGuestMemoryCapability', 'data': { 'formats': ['DumpGuestMemoryFormat'] } } ## # @query-dump-guest-memory-capability: # # Returns the available formats for dump-guest-memory # # Returns: A @DumpGuestMemoryCapability object listing available formats for # dump-guest-memory # # Since: 2.0 ## { 'command': 'query-dump-guest-memory-capability', 'returns': 'DumpGuestMemoryCapability' } ## # @netdev_add: # # Add a network backend. # # @type: the type of network backend. Current valid values are 'user', 'tap', # 'vde', 'socket', 'dump' and 'bridge' # # @id: the name of the new network backend # # @props: #optional a list of properties to be passed to the backend in # the format 'name=value', like 'ifname=tap0,script=no' # # Notes: The semantics of @props is not well defined. Future commands will be # introduced that provide stronger typing for backend creation. # # Since: 0.14.0 # # Returns: Nothing on success # If @type is not a valid network backend, DeviceNotFound ## { 'command': 'netdev_add', 'data': {'type': 'str', 'id': 'str', '*props': '**'}, 'gen': 'no' } ## # @netdev_del: # # Remove a network backend. # # @id: the name of the network backend to remove # # Returns: Nothing on success # If @id is not a valid network backend, DeviceNotFound # # Since: 0.14.0 ## { 'command': 'netdev_del', 'data': {'id': 'str'} } ## # @object-add: # # Create a QOM object. # # @qom-type: the class name for the object to be created # # @id: the name of the new object # # @props: #optional a dictionary of properties to be passed to the backend # # Returns: Nothing on success # Error if @qom-type is not a valid class name # # Since: 2.0 ## { 'command': 'object-add', 'data': {'qom-type': 'str', 'id': 'str', '*props': 'dict'}, 'gen': 'no' } ## # @object-del: # # Remove a QOM object. # # @id: the name of the QOM object to remove # # Returns: Nothing on success # Error if @id is not a valid id for a QOM object # # Since: 2.0 ## { 'command': 'object-del', 'data': {'id': 'str'} } ## # @NetdevNoneOptions # # Use it alone to have zero network devices. # # Since 1.2 ## { 'type': 'NetdevNoneOptions', 'data': { } } ## # @NetLegacyNicOptions # # Create a new Network Interface Card. # # @netdev: #optional id of -netdev to connect to # # @macaddr: #optional MAC address # # @model: #optional device model (e1000, rtl8139, virtio etc.) # # @addr: #optional PCI device address # # @vectors: #optional number of MSI-x vectors, 0 to disable MSI-X # # Since 1.2 ## { 'type': 'NetLegacyNicOptions', 'data': { '*netdev': 'str', '*macaddr': 'str', '*model': 'str', '*addr': 'str', '*vectors': 'uint32' } } ## # @String # # A fat type wrapping 'str', to be embedded in lists. # # Since 1.2 ## { 'type': 'String', 'data': { 'str': 'str' } } ## # @NetdevUserOptions # # Use the user mode network stack which requires no administrator privilege to # run. # # @hostname: #optional client hostname reported by the builtin DHCP server # # @restrict: #optional isolate the guest from the host # # @ip: #optional legacy parameter, use net= instead # # @net: #optional IP address and optional netmask # # @host: #optional guest-visible address of the host # # @tftp: #optional root directory of the built-in TFTP server # # @bootfile: #optional BOOTP filename, for use with tftp= # # @dhcpstart: #optional the first of the 16 IPs the built-in DHCP server can # assign # # @dns: #optional guest-visible address of the virtual nameserver # # @dnssearch: #optional list of DNS suffixes to search, passed as DHCP option # to the guest # # @smb: #optional root directory of the built-in SMB server # # @smbserver: #optional IP address of the built-in SMB server # # @hostfwd: #optional redirect incoming TCP or UDP host connections to guest # endpoints # # @guestfwd: #optional forward guest TCP connections # # Since 1.2 ## { 'type': 'NetdevUserOptions', 'data': { '*hostname': 'str', '*restrict': 'bool', '*ip': 'str', '*net': 'str', '*host': 'str', '*tftp': 'str', '*bootfile': 'str', '*dhcpstart': 'str', '*dns': 'str', '*dnssearch': ['String'], '*smb': 'str', '*smbserver': 'str', '*hostfwd': ['String'], '*guestfwd': ['String'] } } ## # @NetdevTapOptions # # Connect the host TAP network interface name to the VLAN. # # @ifname: #optional interface name # # @fd: #optional file descriptor of an already opened tap # # @fds: #optional multiple file descriptors of already opened multiqueue capable # tap # # @script: #optional script to initialize the interface # # @downscript: #optional script to shut down the interface # # @helper: #optional command to execute to configure bridge # # @sndbuf: #optional send buffer limit. Understands [TGMKkb] suffixes. # # @vnet_hdr: #optional enable the IFF_VNET_HDR flag on the tap interface # # @vhost: #optional enable vhost-net network accelerator # # @vhostfd: #optional file descriptor of an already opened vhost net device # # @vhostfds: #optional file descriptors of multiple already opened vhost net # devices # # @vhostforce: #optional vhost on for non-MSIX virtio guests # # @queues: #optional number of queues to be created for multiqueue capable tap # # Since 1.2 ## { 'type': 'NetdevTapOptions', 'data': { '*ifname': 'str', '*fd': 'str', '*fds': 'str', '*script': 'str', '*downscript': 'str', '*helper': 'str', '*sndbuf': 'size', '*vnet_hdr': 'bool', '*vhost': 'bool', '*vhostfd': 'str', '*vhostfds': 'str', '*vhostforce': 'bool', '*queues': 'uint32'} } ## # @NetdevSocketOptions # # Connect the VLAN to a remote VLAN in another QEMU virtual machine using a TCP # socket connection. # # @fd: #optional file descriptor of an already opened socket # # @listen: #optional port number, and optional hostname, to listen on # # @connect: #optional port number, and optional hostname, to connect to # # @mcast: #optional UDP multicast address and port number # # @localaddr: #optional source address and port for multicast and udp packets # # @udp: #optional UDP unicast address and port number # # Since 1.2 ## { 'type': 'NetdevSocketOptions', 'data': { '*fd': 'str', '*listen': 'str', '*connect': 'str', '*mcast': 'str', '*localaddr': 'str', '*udp': 'str' } } ## # @NetdevVdeOptions # # Connect the VLAN to a vde switch running on the host. # # @sock: #optional socket path # # @port: #optional port number # # @group: #optional group owner of socket # # @mode: #optional permissions for socket # # Since 1.2 ## { 'type': 'NetdevVdeOptions', 'data': { '*sock': 'str', '*port': 'uint16', '*group': 'str', '*mode': 'uint16' } } ## # @NetdevDumpOptions # # Dump VLAN network traffic to a file. # # @len: #optional per-packet size limit (64k default). Understands [TGMKkb] # suffixes. # # @file: #optional dump file path (default is qemu-vlan0.pcap) # # Since 1.2 ## { 'type': 'NetdevDumpOptions', 'data': { '*len': 'size', '*file': 'str' } } ## # @NetdevBridgeOptions # # Connect a host TAP network interface to a host bridge device. # # @br: #optional bridge name # # @helper: #optional command to execute to configure bridge # # Since 1.2 ## { 'type': 'NetdevBridgeOptions', 'data': { '*br': 'str', '*helper': 'str' } } ## # @NetdevHubPortOptions # # Connect two or more net clients through a software hub. # # @hubid: hub identifier number # # Since 1.2 ## { 'type': 'NetdevHubPortOptions', 'data': { 'hubid': 'int32' } } ## # @NetdevNetmapOptions # # Connect a client to a netmap-enabled NIC or to a VALE switch port # # @ifname: Either the name of an existing network interface supported by # netmap, or the name of a VALE port (created on the fly). # A VALE port name is in the form 'valeXXX:YYY', where XXX and # YYY are non-negative integers. XXX identifies a switch and # YYY identifies a port of the switch. VALE ports having the # same XXX are therefore connected to the same switch. # # @devname: #optional path of the netmap device (default: '/dev/netmap'). # # Since 2.0 ## { 'type': 'NetdevNetmapOptions', 'data': { 'ifname': 'str', '*devname': 'str' } } ## # @NetClientOptions # # A discriminated record of network device traits. # # Since 1.2 ## { 'union': 'NetClientOptions', 'data': { 'none': 'NetdevNoneOptions', 'nic': 'NetLegacyNicOptions', 'user': 'NetdevUserOptions', 'tap': 'NetdevTapOptions', 'socket': 'NetdevSocketOptions', 'vde': 'NetdevVdeOptions', 'dump': 'NetdevDumpOptions', 'bridge': 'NetdevBridgeOptions', 'hubport': 'NetdevHubPortOptions', 'netmap': 'NetdevNetmapOptions' } } ## # @NetLegacy # # Captures the configuration of a network device; legacy. # # @vlan: #optional vlan number # # @id: #optional identifier for monitor commands # # @name: #optional identifier for monitor commands, ignored if @id is present # # @opts: device type specific properties (legacy) # # Since 1.2 ## { 'type': 'NetLegacy', 'data': { '*vlan': 'int32', '*id': 'str', '*name': 'str', 'opts': 'NetClientOptions' } } ## # @Netdev # # Captures the configuration of a network device. # # @id: identifier for monitor commands. # # @opts: device type specific properties # # Since 1.2 ## { 'type': 'Netdev', 'data': { 'id': 'str', 'opts': 'NetClientOptions' } } ## # @InetSocketAddress # # Captures a socket address or address range in the Internet namespace. # # @host: host part of the address # # @port: port part of the address, or lowest port if @to is present # # @to: highest port to try # # @ipv4: whether to accept IPv4 addresses, default try both IPv4 and IPv6 # #optional # # @ipv6: whether to accept IPv6 addresses, default try both IPv4 and IPv6 # #optional # # Since 1.3 ## { 'type': 'InetSocketAddress', 'data': { 'host': 'str', 'port': 'str', '*to': 'uint16', '*ipv4': 'bool', '*ipv6': 'bool' } } ## # @UnixSocketAddress # # Captures a socket address in the local ("Unix socket") namespace. # # @path: filesystem path to use # # Since 1.3 ## { 'type': 'UnixSocketAddress', 'data': { 'path': 'str' } } ## # @SocketAddress # # Captures the address of a socket, which could also be a named file descriptor # # Since 1.3 ## { 'union': 'SocketAddress', 'data': { 'inet': 'InetSocketAddress', 'unix': 'UnixSocketAddress', 'fd': 'String' } } ## # @getfd: # # Receive a file descriptor via SCM rights and assign it a name # # @fdname: file descriptor name # # Returns: Nothing on success # # Since: 0.14.0 # # Notes: If @fdname already exists, the file descriptor assigned to # it will be closed and replaced by the received file # descriptor. # The 'closefd' command can be used to explicitly close the # file descriptor when it is no longer needed. ## { 'command': 'getfd', 'data': {'fdname': 'str'} } ## # @closefd: # # Close a file descriptor previously passed via SCM rights # # @fdname: file descriptor name # # Returns: Nothing on success # # Since: 0.14.0 ## { 'command': 'closefd', 'data': {'fdname': 'str'} } ## # @MachineInfo: # # Information describing a machine. # # @name: the name of the machine # # @alias: #optional an alias for the machine name # # @default: #optional whether the machine is default # # @cpu-max: maximum number of CPUs supported by the machine type # (since 1.5.0) # # Since: 1.2.0 ## { 'type': 'MachineInfo', 'data': { 'name': 'str', '*alias': 'str', '*is-default': 'bool', 'cpu-max': 'int' } } ## # @query-machines: # # Return a list of supported machines # # Returns: a list of MachineInfo # # Since: 1.2.0 ## { 'command': 'query-machines', 'returns': ['MachineInfo'] } ## # @CpuDefinitionInfo: # # Virtual CPU definition. # # @name: the name of the CPU definition # # Since: 1.2.0 ## { 'type': 'CpuDefinitionInfo', 'data': { 'name': 'str' } } ## # @query-cpu-definitions: # # Return a list of supported virtual CPU definitions # # Returns: a list of CpuDefInfo # # Since: 1.2.0 ## { 'command': 'query-cpu-definitions', 'returns': ['CpuDefinitionInfo'] } # @AddfdInfo: # # Information about a file descriptor that was added to an fd set. # # @fdset-id: The ID of the fd set that @fd was added to. # # @fd: The file descriptor that was received via SCM rights and # added to the fd set. # # Since: 1.2.0 ## { 'type': 'AddfdInfo', 'data': {'fdset-id': 'int', 'fd': 'int'} } ## # @add-fd: # # Add a file descriptor, that was passed via SCM rights, to an fd set. # # @fdset-id: #optional The ID of the fd set to add the file descriptor to. # # @opaque: #optional A free-form string that can be used to describe the fd. # # Returns: @AddfdInfo on success # If file descriptor was not received, FdNotSupplied # If @fdset-id is a negative value, InvalidParameterValue # # Notes: The list of fd sets is shared by all monitor connections. # # If @fdset-id is not specified, a new fd set will be created. # # Since: 1.2.0 ## { 'command': 'add-fd', 'data': {'*fdset-id': 'int', '*opaque': 'str'}, 'returns': 'AddfdInfo' } ## # @remove-fd: # # Remove a file descriptor from an fd set. # # @fdset-id: The ID of the fd set that the file descriptor belongs to. # # @fd: #optional The file descriptor that is to be removed. # # Returns: Nothing on success # If @fdset-id or @fd is not found, FdNotFound # # Since: 1.2.0 # # Notes: The list of fd sets is shared by all monitor connections. # # If @fd is not specified, all file descriptors in @fdset-id # will be removed. ## { 'command': 'remove-fd', 'data': {'fdset-id': 'int', '*fd': 'int'} } ## # @FdsetFdInfo: # # Information about a file descriptor that belongs to an fd set. # # @fd: The file descriptor value. # # @opaque: #optional A free-form string that can be used to describe the fd. # # Since: 1.2.0 ## { 'type': 'FdsetFdInfo', 'data': {'fd': 'int', '*opaque': 'str'} } ## # @FdsetInfo: # # Information about an fd set. # # @fdset-id: The ID of the fd set. # # @fds: A list of file descriptors that belong to this fd set. # # Since: 1.2.0 ## { 'type': 'FdsetInfo', 'data': {'fdset-id': 'int', 'fds': ['FdsetFdInfo']} } ## # @query-fdsets: # # Return information describing all fd sets. # # Returns: A list of @FdsetInfo # # Since: 1.2.0 # # Note: The list of fd sets is shared by all monitor connections. # ## { 'command': 'query-fdsets', 'returns': ['FdsetInfo'] } ## # @TargetInfo: # # Information describing the QEMU target. # # @arch: the target architecture (eg "x86_64", "i386", etc) # # Since: 1.2.0 ## { 'type': 'TargetInfo', 'data': { 'arch': 'str' } } ## # @query-target: # # Return information about the target for this QEMU # # Returns: TargetInfo # # Since: 1.2.0 ## { 'command': 'query-target', 'returns': 'TargetInfo' } ## # @QKeyCode: # # An enumeration of key name. # # This is used by the send-key command. # # Since: 1.3.0 # # 'unmapped' and 'pause' since 2.0 ## { 'enum': 'QKeyCode', 'data': [ 'unmapped', 'shift', 'shift_r', 'alt', 'alt_r', 'altgr', 'altgr_r', 'ctrl', 'ctrl_r', 'menu', 'esc', '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', 'minus', 'equal', 'backspace', 'tab', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', 'bracket_left', 'bracket_right', 'ret', 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'semicolon', 'apostrophe', 'grave_accent', 'backslash', 'z', 'x', 'c', 'v', 'b', 'n', 'm', 'comma', 'dot', 'slash', 'asterisk', 'spc', 'caps_lock', 'f1', 'f2', 'f3', 'f4', 'f5', 'f6', 'f7', 'f8', 'f9', 'f10', 'num_lock', 'scroll_lock', 'kp_divide', 'kp_multiply', 'kp_subtract', 'kp_add', 'kp_enter', 'kp_decimal', 'sysrq', 'kp_0', 'kp_1', 'kp_2', 'kp_3', 'kp_4', 'kp_5', 'kp_6', 'kp_7', 'kp_8', 'kp_9', 'less', 'f11', 'f12', 'print', 'home', 'pgup', 'pgdn', 'end', 'left', 'up', 'down', 'right', 'insert', 'delete', 'stop', 'again', 'props', 'undo', 'front', 'copy', 'open', 'paste', 'find', 'cut', 'lf', 'help', 'meta_l', 'meta_r', 'compose', 'pause' ] } ## # @KeyValue # # Represents a keyboard key. # # Since: 1.3.0 ## { 'union': 'KeyValue', 'data': { 'number': 'int', 'qcode': 'QKeyCode' } } ## # @send-key: # # Send keys to guest. # # @keys: An array of @KeyValue elements. All @KeyValues in this array are # simultaneously sent to the guest. A @KeyValue.number value is sent # directly to the guest, while @KeyValue.qcode must be a valid # @QKeyCode value # # @hold-time: #optional time to delay key up events, milliseconds. Defaults # to 100 # # Returns: Nothing on success # If key is unknown or redundant, InvalidParameter # # Since: 1.3.0 # ## { 'command': 'send-key', 'data': { 'keys': ['KeyValue'], '*hold-time': 'int' } } ## # @screendump: # # Write a PPM of the VGA screen to a file. # # @filename: the path of a new PPM file to store the image # # Returns: Nothing on success # # Since: 0.14.0 ## { 'command': 'screendump', 'data': {'filename': 'str'} } ## # @nbd-server-start: # # Start an NBD server listening on the given host and port. Block # devices can then be exported using @nbd-server-add. The NBD # server will present them as named exports; for example, another # QEMU instance could refer to them as "nbd:HOST:PORT:exportname=NAME". # # @addr: Address on which to listen. # # Returns: error if the server is already running. # # Since: 1.3.0 ## { 'command': 'nbd-server-start', 'data': { 'addr': 'SocketAddress' } } ## # @nbd-server-add: # # Export a device to QEMU's embedded NBD server. # # @device: Block device to be exported # # @writable: Whether clients should be able to write to the device via the # NBD connection (default false). #optional # # Returns: error if the device is already marked for export. # # Since: 1.3.0 ## { 'command': 'nbd-server-add', 'data': {'device': 'str', '*writable': 'bool'} } ## # @nbd-server-stop: # # Stop QEMU's embedded NBD server, and unregister all devices previously # added via @nbd-server-add. # # Since: 1.3.0 ## { 'command': 'nbd-server-stop' } ## # @ChardevFile: # # Configuration info for file chardevs. # # @in: #optional The name of the input file # @out: The name of the output file # # Since: 1.4 ## { 'type': 'ChardevFile', 'data': { '*in' : 'str', 'out' : 'str' } } ## # @ChardevHostdev: # # Configuration info for device and pipe chardevs. # # @device: The name of the special file for the device, # i.e. /dev/ttyS0 on Unix or COM1: on Windows # @type: What kind of device this is. # # Since: 1.4 ## { 'type': 'ChardevHostdev', 'data': { 'device' : 'str' } } ## # @ChardevSocket: # # Configuration info for (stream) socket chardevs. # # @addr: socket address to listen on (server=true) # or connect to (server=false) # @server: #optional create server socket (default: true) # @wait: #optional wait for incoming connection on server # sockets (default: false). # @nodelay: #optional set TCP_NODELAY socket option (default: false) # @telnet: #optional enable telnet protocol on server # sockets (default: false) # # Since: 1.4 ## { 'type': 'ChardevSocket', 'data': { 'addr' : 'SocketAddress', '*server' : 'bool', '*wait' : 'bool', '*nodelay' : 'bool', '*telnet' : 'bool' } } ## # @ChardevUdp: # # Configuration info for datagram socket chardevs. # # @remote: remote address # @local: #optional local address # # Since: 1.5 ## { 'type': 'ChardevUdp', 'data': { 'remote' : 'SocketAddress', '*local' : 'SocketAddress' } } ## # @ChardevMux: # # Configuration info for mux chardevs. # # @chardev: name of the base chardev. # # Since: 1.5 ## { 'type': 'ChardevMux', 'data': { 'chardev' : 'str' } } ## # @ChardevStdio: # # Configuration info for stdio chardevs. # # @signal: #optional Allow signals (such as SIGINT triggered by ^C) # be delivered to qemu. Default: true in -nographic mode, # false otherwise. # # Since: 1.5 ## { 'type': 'ChardevStdio', 'data': { '*signal' : 'bool' } } ## # @ChardevSpiceChannel: # # Configuration info for spice vm channel chardevs. # # @type: kind of channel (for example vdagent). # # Since: 1.5 ## { 'type': 'ChardevSpiceChannel', 'data': { 'type' : 'str' } } ## # @ChardevSpicePort: # # Configuration info for spice port chardevs. # # @fqdn: name of the channel (see docs/spice-port-fqdn.txt) # # Since: 1.5 ## { 'type': 'ChardevSpicePort', 'data': { 'fqdn' : 'str' } } ## # @ChardevVC: # # Configuration info for virtual console chardevs. # # @width: console width, in pixels # @height: console height, in pixels # @cols: console width, in chars # @rows: console height, in chars # # Since: 1.5 ## { 'type': 'ChardevVC', 'data': { '*width' : 'int', '*height' : 'int', '*cols' : 'int', '*rows' : 'int' } } ## # @ChardevRingbuf: # # Configuration info for ring buffer chardevs. # # @size: #optional ring buffer size, must be power of two, default is 65536 # # Since: 1.5 ## { 'type': 'ChardevRingbuf', 'data': { '*size' : 'int' } } ## # @ChardevBackend: # # Configuration info for the new chardev backend. # # Since: 1.4 ## { 'type': 'ChardevDummy', 'data': { } } { 'union': 'ChardevBackend', 'data': { 'file' : 'ChardevFile', 'serial' : 'ChardevHostdev', 'parallel': 'ChardevHostdev', 'pipe' : 'ChardevHostdev', 'socket' : 'ChardevSocket', 'udp' : 'ChardevUdp', 'pty' : 'ChardevDummy', 'null' : 'ChardevDummy', 'mux' : 'ChardevMux', 'msmouse': 'ChardevDummy', 'braille': 'ChardevDummy', 'stdio' : 'ChardevStdio', 'console': 'ChardevDummy', 'spicevmc' : 'ChardevSpiceChannel', 'spiceport' : 'ChardevSpicePort', 'vc' : 'ChardevVC', 'ringbuf': 'ChardevRingbuf', # next one is just for compatibility 'memory' : 'ChardevRingbuf' } } ## # @ChardevReturn: # # Return info about the chardev backend just created. # # @pty: #optional name of the slave pseudoterminal device, present if # and only if a chardev of type 'pty' was created # # Since: 1.4 ## { 'type' : 'ChardevReturn', 'data': { '*pty' : 'str' } } ## # @chardev-add: # # Add a character device backend # # @id: the chardev's ID, must be unique # @backend: backend type and parameters # # Returns: ChardevReturn. # # Since: 1.4 ## { 'command': 'chardev-add', 'data': {'id' : 'str', 'backend' : 'ChardevBackend' }, 'returns': 'ChardevReturn' } ## # @chardev-remove: # # Remove a character device backend # # @id: the chardev's ID, must exist and not be in use # # Returns: Nothing on success # # Since: 1.4 ## { 'command': 'chardev-remove', 'data': {'id': 'str'} } ## # @TpmModel: # # An enumeration of TPM models # # @tpm-tis: TPM TIS model # # Since: 1.5 ## { 'enum': 'TpmModel', 'data': [ 'tpm-tis' ] } ## # @query-tpm-models: # # Return a list of supported TPM models # # Returns: a list of TpmModel # # Since: 1.5 ## { 'command': 'query-tpm-models', 'returns': ['TpmModel'] } ## # @TpmType: # # An enumeration of TPM types # # @passthrough: TPM passthrough type # # Since: 1.5 ## { 'enum': 'TpmType', 'data': [ 'passthrough' ] } ## # @query-tpm-types: # # Return a list of supported TPM types # # Returns: a list of TpmType # # Since: 1.5 ## { 'command': 'query-tpm-types', 'returns': ['TpmType'] } ## # @TPMPassthroughOptions: # # Information about the TPM passthrough type # # @path: #optional string describing the path used for accessing the TPM device # # @cancel-path: #optional string showing the TPM's sysfs cancel file # for cancellation of TPM commands while they are executing # # Since: 1.5 ## { 'type': 'TPMPassthroughOptions', 'data': { '*path' : 'str', '*cancel-path' : 'str'} } ## # @TpmTypeOptions: # # A union referencing different TPM backend types' configuration options # # @passthrough: The configuration options for the TPM passthrough type # # Since: 1.5 ## { 'union': 'TpmTypeOptions', 'data': { 'passthrough' : 'TPMPassthroughOptions' } } ## # @TpmInfo: # # Information about the TPM # # @id: The Id of the TPM # # @model: The TPM frontend model # # @options: The TPM (backend) type configuration options # # Since: 1.5 ## { 'type': 'TPMInfo', 'data': {'id': 'str', 'model': 'TpmModel', 'options': 'TpmTypeOptions' } } ## # @query-tpm: # # Return information about the TPM device # # Returns: @TPMInfo on success # # Since: 1.5 ## { 'command': 'query-tpm', 'returns': ['TPMInfo'] } ## # @AcpiTableOptions # # Specify an ACPI table on the command line to load. # # At most one of @file and @data can be specified. The list of files specified # by any one of them is loaded and concatenated in order. If both are omitted, # @data is implied. # # Other fields / optargs can be used to override fields of the generic ACPI # table header; refer to the ACPI specification 5.0, section 5.2.6 System # Description Table Header. If a header field is not overridden, then the # corresponding value from the concatenated blob is used (in case of @file), or # it is filled in with a hard-coded value (in case of @data). # # String fields are copied into the matching ACPI member from lowest address # upwards, and silently truncated / NUL-padded to length. # # @sig: #optional table signature / identifier (4 bytes) # # @rev: #optional table revision number (dependent on signature, 1 byte) # # @oem_id: #optional OEM identifier (6 bytes) # # @oem_table_id: #optional OEM table identifier (8 bytes) # # @oem_rev: #optional OEM-supplied revision number (4 bytes) # # @asl_compiler_id: #optional identifier of the utility that created the table # (4 bytes) # # @asl_compiler_rev: #optional revision number of the utility that created the # table (4 bytes) # # @file: #optional colon (:) separated list of pathnames to load and # concatenate as table data. The resultant binary blob is expected to # have an ACPI table header. At least one file is required. This field # excludes @data. # # @data: #optional colon (:) separated list of pathnames to load and # concatenate as table data. The resultant binary blob must not have an # ACPI table header. At least one file is required. This field excludes # @file. # # Since 1.5 ## { 'type': 'AcpiTableOptions', 'data': { '*sig': 'str', '*rev': 'uint8', '*oem_id': 'str', '*oem_table_id': 'str', '*oem_rev': 'uint32', '*asl_compiler_id': 'str', '*asl_compiler_rev': 'uint32', '*file': 'str', '*data': 'str' }} ## # @CommandLineParameterType: # # Possible types for an option parameter. # # @string: accepts a character string # # @boolean: accepts "on" or "off" # # @number: accepts a number # # @size: accepts a number followed by an optional suffix (K)ilo, # (M)ega, (G)iga, (T)era # # Since 1.5 ## { 'enum': 'CommandLineParameterType', 'data': ['string', 'boolean', 'number', 'size'] } ## # @CommandLineParameterInfo: # # Details about a single parameter of a command line option. # # @name: parameter name # # @type: parameter @CommandLineParameterType # # @help: #optional human readable text string, not suitable for parsing. # # Since 1.5 ## { 'type': 'CommandLineParameterInfo', 'data': { 'name': 'str', 'type': 'CommandLineParameterType', '*help': 'str' } } ## # @CommandLineOptionInfo: # # Details about a command line option, including its list of parameter details # # @option: option name # # @parameters: an array of @CommandLineParameterInfo # # Since 1.5 ## { 'type': 'CommandLineOptionInfo', 'data': { 'option': 'str', 'parameters': ['CommandLineParameterInfo'] } } ## # @query-command-line-options: # # Query command line option schema. # # @option: #optional option name # # Returns: list of @CommandLineOptionInfo for all options (or for the given # @option). Returns an error if the given @option doesn't exist. # # Since 1.5 ## {'command': 'query-command-line-options', 'data': { '*option': 'str' }, 'returns': ['CommandLineOptionInfo'] } ## # @X86CPURegister32 # # A X86 32-bit register # # Since: 1.5 ## { 'enum': 'X86CPURegister32', 'data': [ 'EAX', 'EBX', 'ECX', 'EDX', 'ESP', 'EBP', 'ESI', 'EDI' ] } ## # @X86CPUFeatureWordInfo # # Information about a X86 CPU feature word # # @cpuid-input-eax: Input EAX value for CPUID instruction for that feature word # # @cpuid-input-ecx: #optional Input ECX value for CPUID instruction for that # feature word # # @cpuid-register: Output register containing the feature bits # # @features: value of output register, containing the feature bits # # Since: 1.5 ## { 'type': 'X86CPUFeatureWordInfo', 'data': { 'cpuid-input-eax': 'int', '*cpuid-input-ecx': 'int', 'cpuid-register': 'X86CPURegister32', 'features': 'int' } } ## # @RxState: # # Packets receiving state # # @normal: filter assigned packets according to the mac-table # # @none: don't receive any assigned packet # # @all: receive all assigned packets # # Since: 1.6 ## { 'enum': 'RxState', 'data': [ 'normal', 'none', 'all' ] } ## # @RxFilterInfo: # # Rx-filter information for a NIC. # # @name: net client name # # @promiscuous: whether promiscuous mode is enabled # # @multicast: multicast receive state # # @unicast: unicast receive state # # @vlan: vlan receive state (Since 2.0) # # @broadcast-allowed: whether to receive broadcast # # @multicast-overflow: multicast table is overflowed or not # # @unicast-overflow: unicast table is overflowed or not # # @main-mac: the main macaddr string # # @vlan-table: a list of active vlan id # # @unicast-table: a list of unicast macaddr string # # @multicast-table: a list of multicast macaddr string # # Since 1.6 ## { 'type': 'RxFilterInfo', 'data': { 'name': 'str', 'promiscuous': 'bool', 'multicast': 'RxState', 'unicast': 'RxState', 'vlan': 'RxState', 'broadcast-allowed': 'bool', 'multicast-overflow': 'bool', 'unicast-overflow': 'bool', 'main-mac': 'str', 'vlan-table': ['int'], 'unicast-table': ['str'], 'multicast-table': ['str'] }} ## # @query-rx-filter: # # Return rx-filter information for all NICs (or for the given NIC). # # @name: #optional net client name # # Returns: list of @RxFilterInfo for all NICs (or for the given NIC). # Returns an error if the given @name doesn't exist, or given # NIC doesn't support rx-filter querying, or given net client # isn't a NIC. # # Since: 1.6 ## { 'command': 'query-rx-filter', 'data': { '*name': 'str' }, 'returns': ['RxFilterInfo'] } ## # @BlockdevDiscardOptions # # Determines how to handle discard requests. # # @ignore: Ignore the request # @unmap: Forward as an unmap request # # Since: 1.7 ## { 'enum': 'BlockdevDiscardOptions', 'data': [ 'ignore', 'unmap' ] } ## # @BlockdevAioOptions # # Selects the AIO backend to handle I/O requests # # @threads: Use qemu's thread pool # @native: Use native AIO backend (only Linux and Windows) # # Since: 1.7 ## { 'enum': 'BlockdevAioOptions', 'data': [ 'threads', 'native' ] } ## # @BlockdevCacheOptions # # Includes cache-related options for block devices # # @writeback: #optional enables writeback mode for any caches (default: true) # @direct: #optional enables use of O_DIRECT (bypass the host page cache; # default: false) # @no-flush: #optional ignore any flush requests for the device (default: # false) # # Since: 1.7 ## { 'type': 'BlockdevCacheOptions', 'data': { '*writeback': 'bool', '*direct': 'bool', '*no-flush': 'bool' } } ## # @BlockdevDriver # # Drivers that are supported in block device operations. # # @host_device, @host_cdrom, @host_floppy: Since 2.1 # # Since: 2.0 ## { 'enum': 'BlockdevDriver', 'data': [ 'file', 'host_device', 'host_cdrom', 'host_floppy', 'http', 'https', 'ftp', 'ftps', 'tftp', 'vvfat', 'blkdebug', 'blkverify', 'bochs', 'cloop', 'cow', 'dmg', 'parallels', 'qcow', 'qcow2', 'qed', 'raw', 'vdi', 'vhdx', 'vmdk', 'vpc', 'quorum' ] } ## # @BlockdevOptionsBase # # Options that are available for all block devices, independent of the block # driver. # # @driver: block driver name # @id: #optional id by which the new block device can be referred to. # This is a required option on the top level of blockdev-add, and # currently not allowed on any other level. # @node-name: #optional the name of a block driver state node (Since 2.0) # @discard: #optional discard-related options (default: ignore) # @cache: #optional cache-related options # @aio: #optional AIO backend (default: threads) # @rerror: #optional how to handle read errors on the device # (default: report) # @werror: #optional how to handle write errors on the device # (default: enospc) # @read-only: #optional whether the block device should be read-only # (default: false) # # Since: 1.7 ## { 'type': 'BlockdevOptionsBase', 'data': { 'driver': 'BlockdevDriver', '*id': 'str', '*node-name': 'str', '*discard': 'BlockdevDiscardOptions', '*cache': 'BlockdevCacheOptions', '*aio': 'BlockdevAioOptions', '*rerror': 'BlockdevOnError', '*werror': 'BlockdevOnError', '*read-only': 'bool' } } ## # @BlockdevOptionsFile # # Driver specific block device options for the file backend and similar # protocols. # # @filename: path to the image file # # Since: 1.7 ## { 'type': 'BlockdevOptionsFile', 'data': { 'filename': 'str' } } ## # @BlockdevOptionsVVFAT # # Driver specific block device options for the vvfat protocol. # # @dir: directory to be exported as FAT image # @fat-type: #optional FAT type: 12, 16 or 32 # @floppy: #optional whether to export a floppy image (true) or # partitioned hard disk (false; default) # @rw: #optional whether to allow write operations (default: false) # # Since: 1.7 ## { 'type': 'BlockdevOptionsVVFAT', 'data': { 'dir': 'str', '*fat-type': 'int', '*floppy': 'bool', '*rw': 'bool' } } ## # @BlockdevOptionsGenericFormat # # Driver specific block device options for image format that have no option # besides their data source. # # @file: reference to or definition of the data source block device # # Since: 1.7 ## { 'type': 'BlockdevOptionsGenericFormat', 'data': { 'file': 'BlockdevRef' } } ## # @BlockdevOptionsGenericCOWFormat # # Driver specific block device options for image format that have no option # besides their data source and an optional backing file. # # @backing: #optional reference to or definition of the backing file block # device (if missing, taken from the image file content). It is # allowed to pass an empty string here in order to disable the # default backing file. # # Since: 1.7 ## { 'type': 'BlockdevOptionsGenericCOWFormat', 'base': 'BlockdevOptionsGenericFormat', 'data': { '*backing': 'BlockdevRef' } } ## # @BlockdevOptionsQcow2 # # Driver specific block device options for qcow2. # # @lazy-refcounts: #optional whether to enable the lazy refcounts # feature (default is taken from the image file) # # @pass-discard-request: #optional whether discard requests to the qcow2 # device should be forwarded to the data source # # @pass-discard-snapshot: #optional whether discard requests for the data source # should be issued when a snapshot operation (e.g. # deleting a snapshot) frees clusters in the qcow2 file # # @pass-discard-other: #optional whether discard requests for the data source # should be issued on other occasions where a cluster # gets freed # # Since: 1.7 ## { 'type': 'BlockdevOptionsQcow2', 'base': 'BlockdevOptionsGenericCOWFormat', 'data': { '*lazy-refcounts': 'bool', '*pass-discard-request': 'bool', '*pass-discard-snapshot': 'bool', '*pass-discard-other': 'bool' } } ## # @BlkdebugEvent # # Trigger events supported by blkdebug. ## { 'enum': 'BlkdebugEvent', 'data': [ 'l1_update', 'l1_grow.alloc_table', 'l1_grow.write_table', 'l1_grow.activate_table', 'l2_load', 'l2_update', 'l2_update_compressed', 'l2_alloc.cow_read', 'l2_alloc.write', 'read_aio', 'read_backing_aio', 'read_compressed', 'write_aio', 'write_compressed', 'vmstate_load', 'vmstate_save', 'cow_read', 'cow_write', 'reftable_load', 'reftable_grow', 'reftable_update', 'refblock_load', 'refblock_update', 'refblock_update_part', 'refblock_alloc', 'refblock_alloc.hookup', 'refblock_alloc.write', 'refblock_alloc.write_blocks', 'refblock_alloc.write_table', 'refblock_alloc.switch_table', 'cluster_alloc', 'cluster_alloc_bytes', 'cluster_free', 'flush_to_os', 'flush_to_disk' ] } ## # @BlkdebugInjectErrorOptions # # Describes a single error injection for blkdebug. # # @event: trigger event # # @state: #optional the state identifier blkdebug needs to be in to # actually trigger the event; defaults to "any" # # @errno: #optional error identifier (errno) to be returned; defaults to # EIO # # @sector: #optional specifies the sector index which has to be affected # in order to actually trigger the event; defaults to "any # sector" # # @once: #optional disables further events after this one has been # triggered; defaults to false # # @immediately: #optional fail immediately; defaults to false # # Since: 2.0 ## { 'type': 'BlkdebugInjectErrorOptions', 'data': { 'event': 'BlkdebugEvent', '*state': 'int', '*errno': 'int', '*sector': 'int', '*once': 'bool', '*immediately': 'bool' } } ## # @BlkdebugSetStateOptions # # Describes a single state-change event for blkdebug. # # @event: trigger event # # @state: #optional the current state identifier blkdebug needs to be in; # defaults to "any" # # @new_state: the state identifier blkdebug is supposed to assume if # this event is triggered # # Since: 2.0 ## { 'type': 'BlkdebugSetStateOptions', 'data': { 'event': 'BlkdebugEvent', '*state': 'int', 'new_state': 'int' } } ## # @BlockdevOptionsBlkdebug # # Driver specific block device options for blkdebug. # # @image: underlying raw block device (or image file) # # @config: #optional filename of the configuration file # # @align: #optional required alignment for requests in bytes # # @inject-error: #optional array of error injection descriptions # # @set-state: #optional array of state-change descriptions # # Since: 2.0 ## { 'type': 'BlockdevOptionsBlkdebug', 'data': { 'image': 'BlockdevRef', '*config': 'str', '*align': 'int', '*inject-error': ['BlkdebugInjectErrorOptions'], '*set-state': ['BlkdebugSetStateOptions'] } } ## # @BlockdevOptionsBlkverify # # Driver specific block device options for blkverify. # # @test: block device to be tested # # @raw: raw image used for verification # # Since: 2.0 ## { 'type': 'BlockdevOptionsBlkverify', 'data': { 'test': 'BlockdevRef', 'raw': 'BlockdevRef' } } ## # @BlockdevOptionsQuorum # # Driver specific block device options for Quorum # # @blkverify: #optional true if the driver must print content mismatch # set to false by default # # @children: the children block devices to use # # @vote-threshold: the vote limit under which a read will fail # # Since: 2.0 ## { 'type': 'BlockdevOptionsQuorum', 'data': { '*blkverify': 'bool', 'children': [ 'BlockdevRef' ], 'vote-threshold': 'int' } } ## # @BlockdevOptions # # Options for creating a block device. # # Since: 1.7 ## { 'union': 'BlockdevOptions', 'base': 'BlockdevOptionsBase', 'discriminator': 'driver', 'data': { 'file': 'BlockdevOptionsFile', 'host_device':'BlockdevOptionsFile', 'host_cdrom': 'BlockdevOptionsFile', 'host_floppy':'BlockdevOptionsFile', 'http': 'BlockdevOptionsFile', 'https': 'BlockdevOptionsFile', 'ftp': 'BlockdevOptionsFile', 'ftps': 'BlockdevOptionsFile', 'tftp': 'BlockdevOptionsFile', # TODO gluster: Wait for structured options # TODO iscsi: Wait for structured options # TODO nbd: Should take InetSocketAddress for 'host'? # TODO nfs: Wait for structured options # TODO rbd: Wait for structured options # TODO sheepdog: Wait for structured options # TODO ssh: Should take InetSocketAddress for 'host'? 'vvfat': 'BlockdevOptionsVVFAT', 'blkdebug': 'BlockdevOptionsBlkdebug', 'blkverify': 'BlockdevOptionsBlkverify', 'bochs': 'BlockdevOptionsGenericFormat', 'cloop': 'BlockdevOptionsGenericFormat', 'cow': 'BlockdevOptionsGenericCOWFormat', 'dmg': 'BlockdevOptionsGenericFormat', 'parallels': 'BlockdevOptionsGenericFormat', 'qcow': 'BlockdevOptionsGenericCOWFormat', 'qcow2': 'BlockdevOptionsQcow2', 'qed': 'BlockdevOptionsGenericCOWFormat', 'raw': 'BlockdevOptionsGenericFormat', 'vdi': 'BlockdevOptionsGenericFormat', 'vhdx': 'BlockdevOptionsGenericFormat', 'vmdk': 'BlockdevOptionsGenericCOWFormat', 'vpc': 'BlockdevOptionsGenericFormat', 'quorum': 'BlockdevOptionsQuorum' } } ## # @BlockdevRef # # Reference to a block device. # # @definition: defines a new block device inline # @reference: references the ID of an existing block device. An # empty string means that no block device should be # referenced. # # Since: 1.7 ## { 'union': 'BlockdevRef', 'discriminator': {}, 'data': { 'definition': 'BlockdevOptions', 'reference': 'str' } } ## # @blockdev-add: # # Creates a new block device. # # @options: block device options for the new device # # Since: 1.7 ## { 'command': 'blockdev-add', 'data': { 'options': 'BlockdevOptions' } } ## # @InputButton # # Button of a pointer input device (mouse, tablet). # # Since: 2.0 ## { 'enum' : 'InputButton', 'data' : [ 'Left', 'Middle', 'Right', 'WheelUp', 'WheelDown' ] } ## # @InputButton # # Position axis of a pointer input device (mouse, tablet). # # Since: 2.0 ## { 'enum' : 'InputAxis', 'data' : [ 'X', 'Y' ] } ## # @InputKeyEvent # # Keyboard input event. # # @key: Which key this event is for. # @down: True for key-down and false for key-up events. # # Since: 2.0 ## { 'type' : 'InputKeyEvent', 'data' : { 'key' : 'KeyValue', 'down' : 'bool' } } ## # @InputBtnEvent # # Pointer button input event. # # @button: Which button this event is for. # @down: True for key-down and false for key-up events. # # Since: 2.0 ## { 'type' : 'InputBtnEvent', 'data' : { 'button' : 'InputButton', 'down' : 'bool' } } ## # @InputMoveEvent # # Pointer motion input event. # # @axis: Which axis is referenced by @value. # @value: Pointer position. For absolute coordinates the # valid range is 0 -> 0x7ffff # # Since: 2.0 ## { 'type' : 'InputMoveEvent', 'data' : { 'axis' : 'InputAxis', 'value' : 'int' } } ## # @InputEvent # # Input event union. # # Since: 2.0 ## { 'union' : 'InputEvent', 'data' : { 'key' : 'InputKeyEvent', 'btn' : 'InputBtnEvent', 'rel' : 'InputMoveEvent', 'abs' : 'InputMoveEvent' } }