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@@ -88,6 +88,7 @@
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{ 'include': 'qapi/rocker.json' }
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{ 'include': 'qapi/ui.json' }
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{ 'include': 'qapi/migration.json' }
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+{ 'include': 'qapi/transaction.json' }
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{ 'include': 'qapi/event.json' }
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{ 'include': 'qapi/trace.json' }
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{ 'include': 'qapi/introspect.json' }
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@@ -1096,156 +1097,6 @@
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##
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{ 'command': 'balloon', 'data': {'value': 'int'} }
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-##
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-# @Abort:
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-#
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-# This action can be used to test transaction failure.
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-#
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-# Since: 1.6
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-##
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-{ 'struct': 'Abort',
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- 'data': { } }
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-
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-##
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-# @ActionCompletionMode:
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-#
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-# An enumeration of Transactional completion modes.
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-#
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-# @individual: Do not attempt to cancel any other Actions if any Actions fail
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-# after the Transaction request succeeds. All Actions that
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-# can complete successfully will do so without waiting on others.
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-# This is the default.
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-#
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-# @grouped: If any Action fails after the Transaction succeeds, cancel all
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-# Actions. Actions do not complete until all Actions are ready to
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-# complete. May be rejected by Actions that do not support this
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-# completion mode.
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-#
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-# Since: 2.5
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-##
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-{ 'enum': 'ActionCompletionMode',
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- 'data': [ 'individual', 'grouped' ] }
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-
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-##
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-# @TransactionAction:
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-#
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-# A discriminated record of operations that can be performed with
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-# @transaction. Action @type can be:
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-#
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-# - @abort: since 1.6
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-# - @block-dirty-bitmap-add: since 2.5
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-# - @block-dirty-bitmap-clear: since 2.5
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-# - @blockdev-backup: since 2.3
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-# - @blockdev-snapshot: since 2.5
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-# - @blockdev-snapshot-internal-sync: since 1.7
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-# - @blockdev-snapshot-sync: since 1.1
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-# - @drive-backup: since 1.6
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-#
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-# Since: 1.1
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-##
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-{ 'union': 'TransactionAction',
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- 'data': {
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- 'abort': 'Abort',
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- 'block-dirty-bitmap-add': 'BlockDirtyBitmapAdd',
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- 'block-dirty-bitmap-clear': 'BlockDirtyBitmap',
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- 'blockdev-backup': 'BlockdevBackup',
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- 'blockdev-snapshot': 'BlockdevSnapshot',
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- 'blockdev-snapshot-internal-sync': 'BlockdevSnapshotInternal',
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- 'blockdev-snapshot-sync': 'BlockdevSnapshotSync',
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- 'drive-backup': 'DriveBackup'
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- } }
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-
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-##
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-# @TransactionProperties:
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-#
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-# Optional arguments to modify the behavior of a Transaction.
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-#
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-# @completion-mode: Controls how jobs launched asynchronously by
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-# Actions will complete or fail as a group.
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-# See @ActionCompletionMode for details.
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-#
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-# Since: 2.5
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-##
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-{ 'struct': 'TransactionProperties',
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- 'data': {
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- '*completion-mode': 'ActionCompletionMode'
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- }
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-}
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-
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-##
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-# @transaction:
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-#
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-# Executes a number of transactionable QMP commands atomically. If any
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-# operation fails, then the entire set of actions will be abandoned and the
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-# appropriate error returned.
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-#
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-# For external snapshots, the dictionary contains the device, the file to use for
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-# the new snapshot, and the format. The default format, if not specified, is
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-# qcow2.
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-#
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-# Each new snapshot defaults to being created by QEMU (wiping any
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-# contents if the file already exists), but it is also possible to reuse
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-# an externally-created file. In the latter case, you should ensure that
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-# the new image file has the same contents as the current one; QEMU cannot
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-# perform any meaningful check. Typically this is achieved by using the
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-# current image file as the backing file for the new image.
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-#
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-# On failure, the original disks pre-snapshot attempt will be used.
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-#
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-# For internal snapshots, the dictionary contains the device and the snapshot's
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-# name. If an internal snapshot matching name already exists, the request will
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-# be rejected. Only some image formats support it, for example, qcow2, rbd,
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-# and sheepdog.
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-#
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-# On failure, qemu will try delete the newly created internal snapshot in the
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-# transaction. When an I/O error occurs during deletion, the user needs to fix
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-# it later with qemu-img or other command.
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-#
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-# @actions: List of @TransactionAction;
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-# information needed for the respective operations.
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-#
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-# @properties: structure of additional options to control the
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-# execution of the transaction. See @TransactionProperties
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-# for additional detail.
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-#
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-# Returns: nothing on success
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-#
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-# Errors depend on the operations of the transaction
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-#
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-# Note: The transaction aborts on the first failure. Therefore, there will be
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-# information on only one failed operation returned in an error condition, and
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-# subsequent actions will not have been attempted.
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-#
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-# Since: 1.1
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-#
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-# Example:
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-#
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-# -> { "execute": "transaction",
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-# "arguments": { "actions": [
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-# { "type": "blockdev-snapshot-sync", "data" : { "device": "ide-hd0",
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-# "snapshot-file": "/some/place/my-image",
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-# "format": "qcow2" } },
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-# { "type": "blockdev-snapshot-sync", "data" : { "node-name": "myfile",
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-# "snapshot-file": "/some/place/my-image2",
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-# "snapshot-node-name": "node3432",
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-# "mode": "existing",
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-# "format": "qcow2" } },
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-# { "type": "blockdev-snapshot-sync", "data" : { "device": "ide-hd1",
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-# "snapshot-file": "/some/place/my-image2",
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-# "mode": "existing",
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-# "format": "qcow2" } },
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-# { "type": "blockdev-snapshot-internal-sync", "data" : {
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-# "device": "ide-hd2",
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-# "name": "snapshot0" } } ] } }
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-# <- { "return": {} }
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-#
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-##
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-{ 'command': 'transaction',
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- 'data': { 'actions': [ 'TransactionAction' ],
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- '*properties': 'TransactionProperties'
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- }
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-}
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-
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##
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# @human-monitor-command:
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#
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Markus Armbruster