57c9fafe0f
This is mostly code movement although not entirely. This makes properties part of the Object base class which means that we can now start using Object in a meaningful way outside of qdev. Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
1585 lines
45 KiB
Python
1585 lines
45 KiB
Python
# -*- Mode: Python -*-
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#
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# QAPI Schema
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##
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# @NameInfo:
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#
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# Guest name information.
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#
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# @name: #optional The name of the guest
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#
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# Since 0.14.0
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##
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{ 'type': 'NameInfo', 'data': {'*name': 'str'} }
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##
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# @query-name:
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#
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# Return the name information of a guest.
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#
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# Returns: @NameInfo of the guest
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#
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# Since 0.14.0
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##
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{ 'command': 'query-name', 'returns': 'NameInfo' }
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##
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# @VersionInfo:
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#
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# A description of QEMU's version.
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#
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# @qemu.major: The major version of QEMU
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#
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# @qemu.minor: The minor version of QEMU
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#
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# @qemu.micro: The micro version of QEMU. By current convention, a micro
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# version of 50 signifies a development branch. A micro version
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# greater than or equal to 90 signifies a release candidate for
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# the next minor version. A micro version of less than 50
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# signifies a stable release.
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#
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# @package: QEMU will always set this field to an empty string. Downstream
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# versions of QEMU should set this to a non-empty string. The
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# exact format depends on the downstream however it highly
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# recommended that a unique name is used.
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#
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# Since: 0.14.0
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##
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{ 'type': 'VersionInfo',
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'data': {'qemu': {'major': 'int', 'minor': 'int', 'micro': 'int'},
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'package': 'str'} }
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##
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# @query-version:
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#
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# Returns the current version of QEMU.
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#
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# Returns: A @VersionInfo object describing the current version of QEMU.
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-version', 'returns': 'VersionInfo' }
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##
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# @KvmInfo:
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#
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# Information about support for KVM acceleration
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#
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# @enabled: true if KVM acceleration is active
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#
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# @present: true if KVM acceleration is built into this executable
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#
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# Since: 0.14.0
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##
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{ 'type': 'KvmInfo', 'data': {'enabled': 'bool', 'present': 'bool'} }
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##
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# @query-kvm:
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#
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# Returns information about KVM acceleration
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#
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# Returns: @KvmInfo
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-kvm', 'returns': 'KvmInfo' }
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##
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# @RunState
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#
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# An enumation of VM run states.
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#
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# @debug: QEMU is running on a debugger
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#
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# @inmigrate: guest is paused waiting for an incoming migration
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#
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# @internal-error: An internal error that prevents further guest execution
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# has occurred
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#
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# @io-error: the last IOP has failed and the device is configured to pause
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# on I/O errors
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#
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# @paused: guest has been paused via the 'stop' command
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#
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# @postmigrate: guest is paused following a successful 'migrate'
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#
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# @prelaunch: QEMU was started with -S and guest has not started
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#
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# @finish-migrate: guest is paused to finish the migration process
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#
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# @restore-vm: guest is paused to restore VM state
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#
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# @running: guest is actively running
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#
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# @save-vm: guest is paused to save the VM state
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#
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# @shutdown: guest is shut down (and -no-shutdown is in use)
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#
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# @watchdog: the watchdog action is configured to pause and has been triggered
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##
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{ 'enum': 'RunState',
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'data': [ 'debug', 'inmigrate', 'internal-error', 'io-error', 'paused',
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'postmigrate', 'prelaunch', 'finish-migrate', 'restore-vm',
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'running', 'save-vm', 'shutdown', 'watchdog' ] }
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##
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# @StatusInfo:
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#
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# Information about VCPU run state
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#
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# @running: true if all VCPUs are runnable, false if not runnable
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#
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# @singlestep: true if VCPUs are in single-step mode
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#
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# @status: the virtual machine @RunState
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#
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# Since: 0.14.0
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#
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# Notes: @singlestep is enabled through the GDB stub
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##
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{ 'type': 'StatusInfo',
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'data': {'running': 'bool', 'singlestep': 'bool', 'status': 'RunState'} }
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##
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# @query-status:
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#
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# Query the run status of all VCPUs
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#
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# Returns: @StatusInfo reflecting all VCPUs
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-status', 'returns': 'StatusInfo' }
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##
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# @UuidInfo:
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#
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# Guest UUID information.
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#
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# @UUID: the UUID of the guest
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#
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# Since: 0.14.0
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#
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# Notes: If no UUID was specified for the guest, a null UUID is returned.
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##
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{ 'type': 'UuidInfo', 'data': {'UUID': 'str'} }
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##
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# @query-uuid:
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#
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# Query the guest UUID information.
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#
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# Returns: The @UuidInfo for the guest
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#
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# Since 0.14.0
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##
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{ 'command': 'query-uuid', 'returns': 'UuidInfo' }
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##
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# @ChardevInfo:
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#
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# Information about a character device.
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#
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# @label: the label of the character device
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#
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# @filename: the filename of the character device
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#
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# Notes: @filename is encoded using the QEMU command line character device
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# encoding. See the QEMU man page for details.
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#
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# Since: 0.14.0
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##
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{ 'type': 'ChardevInfo', 'data': {'label': 'str', 'filename': 'str'} }
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##
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# @query-chardev:
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#
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# Returns information about current character devices.
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#
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# Returns: a list of @ChardevInfo
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-chardev', 'returns': ['ChardevInfo'] }
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##
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# @CommandInfo:
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#
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# Information about a QMP command
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#
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# @name: The command name
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#
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# Since: 0.14.0
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##
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{ 'type': 'CommandInfo', 'data': {'name': 'str'} }
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##
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# @query-commands:
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#
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# Return a list of supported QMP commands by this server
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#
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# Returns: A list of @CommandInfo for all supported commands
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-commands', 'returns': ['CommandInfo'] }
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##
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# @MigrationStats
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#
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# Detailed migration status.
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#
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# @transferred: amount of bytes already transferred to the target VM
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#
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# @remaining: amount of bytes remaining to be transferred to the target VM
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#
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# @total: total amount of bytes involved in the migration process
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#
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# Since: 0.14.0.
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##
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{ 'type': 'MigrationStats',
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'data': {'transferred': 'int', 'remaining': 'int', 'total': 'int' } }
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##
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# @MigrationInfo
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#
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# Information about current migration process.
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#
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# @status: #optional string describing the current migration status.
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# As of 0.14.0 this can be 'active', 'completed', 'failed' or
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# 'cancelled'. If this field is not returned, no migration process
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# has been initiated
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#
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# @ram: #optional @MigrationStats containing detailed migration status,
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# only returned if status is 'active'
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#
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# @disk: #optional @MigrationStats containing detailed disk migration
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# status, only returned if status is 'active' and it is a block
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# migration
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#
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# Since: 0.14.0
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##
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{ 'type': 'MigrationInfo',
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'data': {'*status': 'str', '*ram': 'MigrationStats',
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'*disk': 'MigrationStats'} }
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##
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# @query-migrate
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#
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# Returns information about current migration process.
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#
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# Returns: @MigrationInfo
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-migrate', 'returns': 'MigrationInfo' }
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##
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# @MouseInfo:
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#
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# Information about a mouse device.
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#
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# @name: the name of the mouse device
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#
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# @index: the index of the mouse device
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#
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# @current: true if this device is currently receiving mouse events
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#
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# @absolute: true if this device supports absolute coordinates as input
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#
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# Since: 0.14.0
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##
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{ 'type': 'MouseInfo',
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'data': {'name': 'str', 'index': 'int', 'current': 'bool',
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'absolute': 'bool'} }
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##
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# @query-mice:
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#
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# Returns information about each active mouse device
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#
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# Returns: a list of @MouseInfo for each device
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-mice', 'returns': ['MouseInfo'] }
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##
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# @CpuInfo:
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#
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# Information about a virtual CPU
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#
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# @CPU: the index of the virtual CPU
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#
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# @current: this only exists for backwards compatible and should be ignored
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#
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# @halted: true if the virtual CPU is in the halt state. Halt usually refers
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# to a processor specific low power mode.
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#
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# @pc: #optional If the target is i386 or x86_64, this is the 64-bit instruction
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# pointer.
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# If the target is Sparc, this is the PC component of the
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# instruction pointer.
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#
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# @nip: #optional If the target is PPC, the instruction pointer
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#
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# @npc: #optional If the target is Sparc, the NPC component of the instruction
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# pointer
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#
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# @PC: #optional If the target is MIPS, the instruction pointer
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#
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# @thread_id: ID of the underlying host thread
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#
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# Since: 0.14.0
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#
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# Notes: @halted is a transient state that changes frequently. By the time the
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# data is sent to the client, the guest may no longer be halted.
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##
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{ 'type': 'CpuInfo',
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'data': {'CPU': 'int', 'current': 'bool', 'halted': 'bool', '*pc': 'int',
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'*nip': 'int', '*npc': 'int', '*PC': 'int', 'thread_id': 'int'} }
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##
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# @query-cpus:
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#
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# Returns a list of information about each virtual CPU.
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#
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# Returns: a list of @CpuInfo for each virtual CPU
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-cpus', 'returns': ['CpuInfo'] }
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##
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# @BlockDeviceInfo:
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#
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# Information about the backing device for a block device.
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#
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# @file: the filename of the backing device
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#
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# @ro: true if the backing device was open read-only
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#
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# @drv: the name of the block format used to open the backing device. As of
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# 0.14.0 this can be: 'blkdebug', 'bochs', 'cloop', 'cow', 'dmg',
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# 'file', 'file', 'ftp', 'ftps', 'host_cdrom', 'host_device',
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# 'host_floppy', 'http', 'https', 'nbd', 'parallels', 'qcow',
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# 'qcow2', 'raw', 'tftp', 'vdi', 'vmdk', 'vpc', 'vvfat'
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#
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# @backing_file: #optional the name of the backing file (for copy-on-write)
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#
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# @encrypted: true if the backing device is encrypted
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#
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# @bps: total throughput limit in bytes per second is specified
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#
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# @bps_rd: read throughput limit in bytes per second is specified
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#
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# @bps_wr: write throughput limit in bytes per second is specified
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#
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# @iops: total I/O operations per second is specified
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#
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# @iops_rd: read I/O operations per second is specified
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#
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# @iops_wr: write I/O operations per second is specified
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#
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# Since: 0.14.0
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#
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# Notes: This interface is only found in @BlockInfo.
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##
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{ 'type': 'BlockDeviceInfo',
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'data': { 'file': 'str', 'ro': 'bool', 'drv': 'str',
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'*backing_file': 'str', 'encrypted': 'bool',
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'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int',
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'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int'} }
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##
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# @BlockDeviceIoStatus:
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#
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# An enumeration of block device I/O status.
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#
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# @ok: The last I/O operation has succeeded
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#
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# @failed: The last I/O operation has failed
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#
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# @nospace: The last I/O operation has failed due to a no-space condition
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#
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# Since: 1.0
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##
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{ 'enum': 'BlockDeviceIoStatus', 'data': [ 'ok', 'failed', 'nospace' ] }
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##
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# @BlockInfo:
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#
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# Block device information. This structure describes a virtual device and
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# the backing device associated with it.
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#
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# @device: The device name associated with the virtual device.
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#
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# @type: This field is returned only for compatibility reasons, it should
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# not be used (always returns 'unknown')
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#
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# @removable: True if the device supports removable media.
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#
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# @locked: True if the guest has locked this device from having its media
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# removed
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#
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# @tray_open: #optional True if the device has a tray and it is open
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# (only present if removable is true)
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#
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# @io-status: #optional @BlockDeviceIoStatus. Only present if the device
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# supports it and the VM is configured to stop on errors
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#
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# @inserted: #optional @BlockDeviceInfo describing the device if media is
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# present
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#
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# Since: 0.14.0
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##
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{ 'type': 'BlockInfo',
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'data': {'device': 'str', 'type': 'str', 'removable': 'bool',
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'locked': 'bool', '*inserted': 'BlockDeviceInfo',
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'*tray_open': 'bool', '*io-status': 'BlockDeviceIoStatus'} }
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##
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# @query-block:
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#
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# Get a list of BlockInfo for all virtual block devices.
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#
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# Returns: a list of @BlockInfo describing each virtual block device
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-block', 'returns': ['BlockInfo'] }
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##
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# @BlockDeviceStats:
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#
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# Statistics of a virtual block device or a block backing device.
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#
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# @rd_bytes: The number of bytes read by the device.
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#
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# @wr_bytes: The number of bytes written by the device.
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#
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# @rd_operations: The number of read operations performed by the device.
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#
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# @wr_operations: The number of write operations performed by the device.
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#
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# @flush_operations: The number of cache flush operations performed by the
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# device (since 0.15.0)
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#
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# @flush_total_time_ns: Total time spend on cache flushes in nano-seconds
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# (since 0.15.0).
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#
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# @wr_total_time_ns: Total time spend on writes in nano-seconds (since 0.15.0).
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#
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# @rd_total_time_ns: Total_time_spend on reads in nano-seconds (since 0.15.0).
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#
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# @wr_highest_offset: The offset after the greatest byte written to the
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# device. The intended use of this information is for
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# growable sparse files (like qcow2) that are used on top
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# of a physical device.
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#
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# Since: 0.14.0
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##
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{ 'type': 'BlockDeviceStats',
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'data': {'rd_bytes': 'int', 'wr_bytes': 'int', 'rd_operations': 'int',
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'wr_operations': 'int', 'flush_operations': 'int',
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'flush_total_time_ns': 'int', 'wr_total_time_ns': 'int',
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'rd_total_time_ns': 'int', 'wr_highest_offset': 'int' } }
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##
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# @BlockStats:
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#
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# Statistics of a virtual block device or a block backing device.
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#
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# @device: #optional If the stats are for a virtual block device, the name
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# corresponding to the virtual block device.
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#
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# @stats: A @BlockDeviceStats for the device.
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#
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# @parent: #optional This may point to the backing block device if this is a
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# a virtual block device. If it's a backing block, this will point
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# to the backing file is one is present.
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#
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# Since: 0.14.0
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##
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{ 'type': 'BlockStats',
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'data': {'*device': 'str', 'stats': 'BlockDeviceStats',
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'*parent': 'BlockStats'} }
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##
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# @query-blockstats:
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#
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# Query the @BlockStats for all virtual block devices.
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#
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# Returns: A list of @BlockStats for each virtual block devices.
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-blockstats', 'returns': ['BlockStats'] }
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|
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##
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# @VncClientInfo:
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#
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# Information about a connected VNC client.
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#
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# @host: The host name of the client. QEMU tries to resolve this to a DNS name
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# when possible.
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#
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# @family: 'ipv6' if the client is connected via IPv6 and TCP
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# 'ipv4' if the client is connected via IPv4 and TCP
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# 'unix' if the client is connected via a unix domain socket
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# 'unknown' otherwise
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#
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# @service: The service name of the client's port. This may depends on the
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# host system's service database so symbolic names should not be
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# relied on.
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#
|
|
# @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
|
|
# If VNC support is not compiled in, FeatureDisabled
|
|
#
|
|
# 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 track spice sessions only
|
|
#
|
|
# @channel-id: SPICE channel ID number. Usually "0", might be different needed
|
|
# 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'} }
|
|
|
|
##
|
|
# @SpiceInfo
|
|
#
|
|
# Information about the SPICE session.
|
|
#
|
|
# @enabled: true if the SPICE server is enabled, 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' (TODO: describe)
|
|
#
|
|
# @channels: a list of @SpiceChannel for each active spice channel
|
|
#
|
|
# Since: 0.14.0
|
|
##
|
|
{ 'type': 'SpiceInfo',
|
|
'data': {'enabled': 'bool', '*host': 'str', '*port': 'int',
|
|
'*tls-port': 'int', '*auth': 'str', '*compiled-version': 'str',
|
|
'*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
|
|
#
|
|
# @mem_swapped_in: #optional number of pages swapped in within the guest
|
|
#
|
|
# @mem_swapped_out: #optional number of pages swapped out within the guest
|
|
#
|
|
# @major_page_faults: #optional number of major page faults within the guest
|
|
#
|
|
# @minor_page_faults: #optional number of minor page faults within the guest
|
|
#
|
|
# @free_mem: #optional amount of memory (in bytes) free in the guest
|
|
#
|
|
# @total_mem: #optional amount of memory (in bytes) visible to the guest
|
|
#
|
|
# Since: 0.14.0
|
|
#
|
|
# Notes: all current versions of QEMU do not fill out optional information in
|
|
# this structure.
|
|
##
|
|
{ 'type': 'BalloonInfo',
|
|
'data': {'actual': 'int', '*mem_swapped_in': 'int',
|
|
'*mem_swapped_out': 'int', '*major_page_faults': 'int',
|
|
'*minor_page_faults': 'int', '*free_mem': 'int',
|
|
'*total_mem': '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'] }
|
|
|
|
##
|
|
# @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
|
|
#
|
|
# @offset: the current progress value
|
|
#
|
|
# @speed: the rate limit, bytes per second
|
|
#
|
|
# Since: 1.1
|
|
##
|
|
{ 'type': 'BlockJobInfo',
|
|
'data': {'type': 'str', 'device': 'str', 'len': 'int',
|
|
'offset': 'int', 'speed': 'int'} }
|
|
|
|
##
|
|
# @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
|
|
##
|
|
{ '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'} }
|
|
|
|
##
|
|
# @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
|
|
# If @cpu is not a valid VCPU, InvalidParameterValue
|
|
# If @filename cannot be opened, OpenFileFailed
|
|
# If an I/O error occurs while writing the file, IOError
|
|
#
|
|
# 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
|
|
# If @filename cannot be opened, OpenFileFailed
|
|
# If an I/O error occurs while writing the file, IOError
|
|
#
|
|
# 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 the QEMU is waiting for an incoming migration, MigrationExpected
|
|
# 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.
|
|
##
|
|
{ 'command': 'cont' }
|
|
|
|
##
|
|
# @inject-nmi:
|
|
#
|
|
# Injects an Non-Maskable Interrupt into all guest's VCPUs.
|
|
#
|
|
# Returns: If successful, nothing
|
|
# If the Virtual Machine doesn't support NMI injection, Unsupported
|
|
#
|
|
# 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.
|
|
#
|
|
# @device: the name of the device to set the password on
|
|
#
|
|
# @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
|
|
# If @password is not valid for this device, InvalidPassword
|
|
#
|
|
# 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', '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.
|
|
#
|
|
# @device: the name of the device to get the image resized
|
|
#
|
|
# @size: new image size in bytes
|
|
#
|
|
# Returns: nothing on success
|
|
# If @device is not a valid block device, DeviceNotFound
|
|
# If @size is negative, InvalidParameterValue
|
|
# If the block device has no medium inserted, DeviceHasNoMedium
|
|
# If the block device does not support resize, Unsupported
|
|
# If the block device is read-only, DeviceIsReadOnly
|
|
# If a long-running operation is using the device, DeviceInUse
|
|
#
|
|
# Since: 0.14.0
|
|
##
|
|
{ 'command': 'block_resize', 'data': { 'device': 'str', 'size': 'int' }}
|
|
|
|
##
|
|
# @blockdev-snapshot-sync
|
|
#
|
|
# Generates a synchronous snapshot of a block device.
|
|
#
|
|
# @device: the name of the device to generate the snapshot from.
|
|
#
|
|
# @snapshot-file: the target of the new image. If the file exists, or if it
|
|
# is a device, the snapshot will be created in the existing
|
|
# file/device. If does not exist, a new file will be created.
|
|
#
|
|
# @format: #optional the format of the snapshot image, default is 'qcow2'.
|
|
#
|
|
# Returns: nothing on success
|
|
# If @device is not a valid block device, DeviceNotFound
|
|
# If @snapshot-file can't be opened, OpenFileFailed
|
|
# If @format is invalid, InvalidBlockFormat
|
|
#
|
|
# Notes: One of the last steps taken by this command is to close the current
|
|
# image being used by @device and open the @snapshot-file one. If that
|
|
# fails, the command will try to reopen the original image file. If
|
|
# that also fails OpenFileFailed will be returned and the guest may get
|
|
# unexpected errors.
|
|
#
|
|
# Since 0.14.0
|
|
##
|
|
{ 'command': 'blockdev-snapshot-sync',
|
|
'data': { 'device': 'str', 'snapshot-file': 'str', '*format': 'str' } }
|
|
|
|
##
|
|
# @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. It's 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' }
|
|
|
|
##
|
|
# @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'} }
|
|
|
|
##
|
|
# @DevicePropertyInfo:
|
|
#
|
|
# @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<subtype>' where subtype is the
|
|
# legacy qdev typename. These types are always treated as strings.
|
|
#
|
|
# 3) A child type in the form 'child<subtype>' where subtype is a qdev
|
|
# device type name. Child properties create the composition tree.
|
|
#
|
|
# 4) A link type in the form 'link<subtype>' where subtype is a qdev
|
|
# device type name. Link properties form the device model graph.
|
|
#
|
|
# Since: 1.1
|
|
#
|
|
# Notes: This type is experimental. Its syntax may change in future releases.
|
|
##
|
|
{ '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: 1.1
|
|
#
|
|
# Notes: This command is experimental. It's syntax may change in future
|
|
# releases.
|
|
##
|
|
{ '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: 1.1
|
|
#
|
|
# Notes: This command is experimental and may change syntax in future releases.
|
|
##
|
|
{ '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: 1.1
|
|
#
|
|
# Notes: This command is experimental and may change syntax in future releases.
|
|
##
|
|
{ '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
|
|
# If @protocol does not support connected, InvalidParameter
|
|
# If @protocol is invalid, InvalidParameter
|
|
# If any other error occurs, SetPasswdFailed
|
|
#
|
|
# Notes: If VNC is not enabled, SetPasswdFailed is returned.
|
|
#
|
|
# 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
|
|
# If an error occurs setting password expiration, SetPasswdFailed
|
|
# If @protocol is not `spice' or 'vnc', InvalidParameter
|
|
#
|
|
# 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
|
|
# If @device is not removable and @force is false, DeviceNotRemovable
|
|
# If @force is false and @device is locked, DeviceLocked
|
|
#
|
|
# 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 @format is not a valid block format, InvalidBlockFormat
|
|
# 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
|
|
#
|
|
# Returns: Nothing on success
|
|
# If @device is not a valid block device, DeviceNotFound
|
|
# If the argument combination is invalid, InvalidParameterCombination
|
|
#
|
|
# 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' } }
|
|
|
|
# @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
|
|
#
|
|
# Returns: Nothing on success
|
|
# If streaming is already active on this device, DeviceInUse
|
|
# If @device does not exist, DeviceNotFound
|
|
# If image streaming is not supported by this device, NotSupported
|
|
# If @base does not exist, BaseNotFound
|
|
#
|
|
# Since: 1.1
|
|
##
|
|
{ 'command': 'block_stream', 'data': { 'device': 'str', '*base': 'str' } }
|
|
|
|
##
|
|
# @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
|
|
#
|
|
# @value: the maximum speed, in bytes per second
|
|
#
|
|
# Returns: Nothing on success
|
|
# If the job type does not support throttling, NotSupported
|
|
# If streaming is not active on this device, DeviceNotActive
|
|
#
|
|
# Since: 1.1
|
|
##
|
|
{ 'command': 'block_job_set_speed',
|
|
'data': { 'device': 'str', 'value': 'int' } }
|
|
|
|
##
|
|
# @block_job_cancel:
|
|
#
|
|
# Stop an active block streaming operation.
|
|
#
|
|
# This command returns immediately after marking the active block streaming
|
|
# 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.
|
|
#
|
|
# The image file retains its backing file unless the streaming operation happens
|
|
# to complete just as it is being cancelled.
|
|
#
|
|
# A new block streaming operation can be started at a later time to finish
|
|
# copying all data from the backing file.
|
|
#
|
|
# @device: the device name
|
|
#
|
|
# Returns: Nothing on success
|
|
# If streaming is not active on this device, DeviceNotActive
|
|
# If cancellation already in progress, DeviceInUse
|
|
#
|
|
# Since: 1.1
|
|
##
|
|
{ 'command': 'block_job_cancel', '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
|
|
#
|
|
# Notes: This command is experimental and may change syntax in future releases.
|
|
##
|
|
{ 'command': 'qom-list-types',
|
|
'data': { '*implements': 'str', '*abstract': 'bool' },
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'returns': [ 'ObjectTypeInfo' ] }
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