mirror of https://gitlab.com/qemu-project/qemu
qapi-schema: Collect transaction stuff in qapi/transaction.json
Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <1503602048-12268-11-git-send-email-armbru@redhat.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
This commit is contained in:
parent
48685a8e2c
commit
fa988e39bf
|
@ -1231,6 +1231,7 @@ S: Supported
|
||||||
F: blockdev.c
|
F: blockdev.c
|
||||||
F: block/qapi.c
|
F: block/qapi.c
|
||||||
F: qapi/block*.json
|
F: qapi/block*.json
|
||||||
|
F: qapi/transaction.json
|
||||||
T: git git://repo.or.cz/qemu/armbru.git block-next
|
T: git git://repo.or.cz/qemu/armbru.git block-next
|
||||||
|
|
||||||
Dirty Bitmaps
|
Dirty Bitmaps
|
||||||
|
|
1
Makefile
1
Makefile
|
@ -419,6 +419,7 @@ qapi-modules = $(SRC_PATH)/qapi-schema.json $(SRC_PATH)/qapi/common.json \
|
||||||
$(SRC_PATH)/qapi/run-state.json \
|
$(SRC_PATH)/qapi/run-state.json \
|
||||||
$(SRC_PATH)/qapi/sockets.json \
|
$(SRC_PATH)/qapi/sockets.json \
|
||||||
$(SRC_PATH)/qapi/trace.json \
|
$(SRC_PATH)/qapi/trace.json \
|
||||||
|
$(SRC_PATH)/qapi/transaction.json \
|
||||||
$(SRC_PATH)/qapi/ui.json
|
$(SRC_PATH)/qapi/ui.json
|
||||||
|
|
||||||
qapi-types.c qapi-types.h :\
|
qapi-types.c qapi-types.h :\
|
||||||
|
|
151
qapi-schema.json
151
qapi-schema.json
|
@ -88,6 +88,7 @@
|
||||||
{ 'include': 'qapi/rocker.json' }
|
{ 'include': 'qapi/rocker.json' }
|
||||||
{ 'include': 'qapi/ui.json' }
|
{ 'include': 'qapi/ui.json' }
|
||||||
{ 'include': 'qapi/migration.json' }
|
{ 'include': 'qapi/migration.json' }
|
||||||
|
{ 'include': 'qapi/transaction.json' }
|
||||||
{ 'include': 'qapi/event.json' }
|
{ 'include': 'qapi/event.json' }
|
||||||
{ 'include': 'qapi/trace.json' }
|
{ 'include': 'qapi/trace.json' }
|
||||||
{ 'include': 'qapi/introspect.json' }
|
{ 'include': 'qapi/introspect.json' }
|
||||||
|
@ -1096,156 +1097,6 @@
|
||||||
##
|
##
|
||||||
{ 'command': 'balloon', 'data': {'value': 'int'} }
|
{ 'command': 'balloon', 'data': {'value': 'int'} }
|
||||||
|
|
||||||
##
|
|
||||||
# @Abort:
|
|
||||||
#
|
|
||||||
# This action can be used to test transaction failure.
|
|
||||||
#
|
|
||||||
# Since: 1.6
|
|
||||||
##
|
|
||||||
{ 'struct': 'Abort',
|
|
||||||
'data': { } }
|
|
||||||
|
|
||||||
##
|
|
||||||
# @ActionCompletionMode:
|
|
||||||
#
|
|
||||||
# An enumeration of Transactional completion modes.
|
|
||||||
#
|
|
||||||
# @individual: Do not attempt to cancel any other Actions if any Actions fail
|
|
||||||
# after the Transaction request succeeds. All Actions that
|
|
||||||
# can complete successfully will do so without waiting on others.
|
|
||||||
# This is the default.
|
|
||||||
#
|
|
||||||
# @grouped: If any Action fails after the Transaction succeeds, cancel all
|
|
||||||
# Actions. Actions do not complete until all Actions are ready to
|
|
||||||
# complete. May be rejected by Actions that do not support this
|
|
||||||
# completion mode.
|
|
||||||
#
|
|
||||||
# Since: 2.5
|
|
||||||
##
|
|
||||||
{ 'enum': 'ActionCompletionMode',
|
|
||||||
'data': [ 'individual', 'grouped' ] }
|
|
||||||
|
|
||||||
##
|
|
||||||
# @TransactionAction:
|
|
||||||
#
|
|
||||||
# A discriminated record of operations that can be performed with
|
|
||||||
# @transaction. Action @type can be:
|
|
||||||
#
|
|
||||||
# - @abort: since 1.6
|
|
||||||
# - @block-dirty-bitmap-add: since 2.5
|
|
||||||
# - @block-dirty-bitmap-clear: since 2.5
|
|
||||||
# - @blockdev-backup: since 2.3
|
|
||||||
# - @blockdev-snapshot: since 2.5
|
|
||||||
# - @blockdev-snapshot-internal-sync: since 1.7
|
|
||||||
# - @blockdev-snapshot-sync: since 1.1
|
|
||||||
# - @drive-backup: since 1.6
|
|
||||||
#
|
|
||||||
# Since: 1.1
|
|
||||||
##
|
|
||||||
{ 'union': 'TransactionAction',
|
|
||||||
'data': {
|
|
||||||
'abort': 'Abort',
|
|
||||||
'block-dirty-bitmap-add': 'BlockDirtyBitmapAdd',
|
|
||||||
'block-dirty-bitmap-clear': 'BlockDirtyBitmap',
|
|
||||||
'blockdev-backup': 'BlockdevBackup',
|
|
||||||
'blockdev-snapshot': 'BlockdevSnapshot',
|
|
||||||
'blockdev-snapshot-internal-sync': 'BlockdevSnapshotInternal',
|
|
||||||
'blockdev-snapshot-sync': 'BlockdevSnapshotSync',
|
|
||||||
'drive-backup': 'DriveBackup'
|
|
||||||
} }
|
|
||||||
|
|
||||||
##
|
|
||||||
# @TransactionProperties:
|
|
||||||
#
|
|
||||||
# Optional arguments to modify the behavior of a Transaction.
|
|
||||||
#
|
|
||||||
# @completion-mode: Controls how jobs launched asynchronously by
|
|
||||||
# Actions will complete or fail as a group.
|
|
||||||
# See @ActionCompletionMode for details.
|
|
||||||
#
|
|
||||||
# Since: 2.5
|
|
||||||
##
|
|
||||||
{ 'struct': 'TransactionProperties',
|
|
||||||
'data': {
|
|
||||||
'*completion-mode': 'ActionCompletionMode'
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
##
|
|
||||||
# @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.
|
|
||||||
#
|
|
||||||
# For external snapshots, the dictionary contains the device, the file to use for
|
|
||||||
# the new snapshot, and the format. The default format, if not specified, is
|
|
||||||
# qcow2.
|
|
||||||
#
|
|
||||||
# Each new snapshot defaults to being created by QEMU (wiping any
|
|
||||||
# contents if the file already exists), but it is also possible to reuse
|
|
||||||
# an externally-created file. In the latter case, you should ensure that
|
|
||||||
# the new image file has the same contents as the current one; QEMU cannot
|
|
||||||
# perform any meaningful check. Typically this is achieved by using the
|
|
||||||
# current image file as the backing file for the new image.
|
|
||||||
#
|
|
||||||
# On failure, the original disks pre-snapshot attempt will be used.
|
|
||||||
#
|
|
||||||
# For internal snapshots, the dictionary contains the device and the snapshot's
|
|
||||||
# name. If an internal snapshot matching name already exists, the request will
|
|
||||||
# be rejected. Only some image formats support it, for example, qcow2, rbd,
|
|
||||||
# and sheepdog.
|
|
||||||
#
|
|
||||||
# On failure, qemu will try delete the newly created internal snapshot in the
|
|
||||||
# transaction. When an I/O error occurs during deletion, the user needs to fix
|
|
||||||
# it later with qemu-img or other command.
|
|
||||||
#
|
|
||||||
# @actions: List of @TransactionAction;
|
|
||||||
# information needed for the respective operations.
|
|
||||||
#
|
|
||||||
# @properties: structure of additional options to control the
|
|
||||||
# execution of the transaction. See @TransactionProperties
|
|
||||||
# for additional detail.
|
|
||||||
#
|
|
||||||
# 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
|
|
||||||
#
|
|
||||||
# Example:
|
|
||||||
#
|
|
||||||
# -> { "execute": "transaction",
|
|
||||||
# "arguments": { "actions": [
|
|
||||||
# { "type": "blockdev-snapshot-sync", "data" : { "device": "ide-hd0",
|
|
||||||
# "snapshot-file": "/some/place/my-image",
|
|
||||||
# "format": "qcow2" } },
|
|
||||||
# { "type": "blockdev-snapshot-sync", "data" : { "node-name": "myfile",
|
|
||||||
# "snapshot-file": "/some/place/my-image2",
|
|
||||||
# "snapshot-node-name": "node3432",
|
|
||||||
# "mode": "existing",
|
|
||||||
# "format": "qcow2" } },
|
|
||||||
# { "type": "blockdev-snapshot-sync", "data" : { "device": "ide-hd1",
|
|
||||||
# "snapshot-file": "/some/place/my-image2",
|
|
||||||
# "mode": "existing",
|
|
||||||
# "format": "qcow2" } },
|
|
||||||
# { "type": "blockdev-snapshot-internal-sync", "data" : {
|
|
||||||
# "device": "ide-hd2",
|
|
||||||
# "name": "snapshot0" } } ] } }
|
|
||||||
# <- { "return": {} }
|
|
||||||
#
|
|
||||||
##
|
|
||||||
{ 'command': 'transaction',
|
|
||||||
'data': { 'actions': [ 'TransactionAction' ],
|
|
||||||
'*properties': 'TransactionProperties'
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
##
|
##
|
||||||
# @human-monitor-command:
|
# @human-monitor-command:
|
||||||
#
|
#
|
||||||
|
|
|
@ -0,0 +1,158 @@
|
||||||
|
# -*- Mode: Python -*-
|
||||||
|
#
|
||||||
|
|
||||||
|
##
|
||||||
|
# = Transactions
|
||||||
|
##
|
||||||
|
|
||||||
|
{ 'include': 'block.json' }
|
||||||
|
|
||||||
|
##
|
||||||
|
# @Abort:
|
||||||
|
#
|
||||||
|
# This action can be used to test transaction failure.
|
||||||
|
#
|
||||||
|
# Since: 1.6
|
||||||
|
##
|
||||||
|
{ 'struct': 'Abort',
|
||||||
|
'data': { } }
|
||||||
|
|
||||||
|
##
|
||||||
|
# @ActionCompletionMode:
|
||||||
|
#
|
||||||
|
# An enumeration of Transactional completion modes.
|
||||||
|
#
|
||||||
|
# @individual: Do not attempt to cancel any other Actions if any Actions fail
|
||||||
|
# after the Transaction request succeeds. All Actions that
|
||||||
|
# can complete successfully will do so without waiting on others.
|
||||||
|
# This is the default.
|
||||||
|
#
|
||||||
|
# @grouped: If any Action fails after the Transaction succeeds, cancel all
|
||||||
|
# Actions. Actions do not complete until all Actions are ready to
|
||||||
|
# complete. May be rejected by Actions that do not support this
|
||||||
|
# completion mode.
|
||||||
|
#
|
||||||
|
# Since: 2.5
|
||||||
|
##
|
||||||
|
{ 'enum': 'ActionCompletionMode',
|
||||||
|
'data': [ 'individual', 'grouped' ] }
|
||||||
|
|
||||||
|
##
|
||||||
|
# @TransactionAction:
|
||||||
|
#
|
||||||
|
# A discriminated record of operations that can be performed with
|
||||||
|
# @transaction. Action @type can be:
|
||||||
|
#
|
||||||
|
# - @abort: since 1.6
|
||||||
|
# - @block-dirty-bitmap-add: since 2.5
|
||||||
|
# - @block-dirty-bitmap-clear: since 2.5
|
||||||
|
# - @blockdev-backup: since 2.3
|
||||||
|
# - @blockdev-snapshot: since 2.5
|
||||||
|
# - @blockdev-snapshot-internal-sync: since 1.7
|
||||||
|
# - @blockdev-snapshot-sync: since 1.1
|
||||||
|
# - @drive-backup: since 1.6
|
||||||
|
#
|
||||||
|
# Since: 1.1
|
||||||
|
##
|
||||||
|
{ 'union': 'TransactionAction',
|
||||||
|
'data': {
|
||||||
|
'abort': 'Abort',
|
||||||
|
'block-dirty-bitmap-add': 'BlockDirtyBitmapAdd',
|
||||||
|
'block-dirty-bitmap-clear': 'BlockDirtyBitmap',
|
||||||
|
'blockdev-backup': 'BlockdevBackup',
|
||||||
|
'blockdev-snapshot': 'BlockdevSnapshot',
|
||||||
|
'blockdev-snapshot-internal-sync': 'BlockdevSnapshotInternal',
|
||||||
|
'blockdev-snapshot-sync': 'BlockdevSnapshotSync',
|
||||||
|
'drive-backup': 'DriveBackup'
|
||||||
|
} }
|
||||||
|
|
||||||
|
##
|
||||||
|
# @TransactionProperties:
|
||||||
|
#
|
||||||
|
# Optional arguments to modify the behavior of a Transaction.
|
||||||
|
#
|
||||||
|
# @completion-mode: Controls how jobs launched asynchronously by
|
||||||
|
# Actions will complete or fail as a group.
|
||||||
|
# See @ActionCompletionMode for details.
|
||||||
|
#
|
||||||
|
# Since: 2.5
|
||||||
|
##
|
||||||
|
{ 'struct': 'TransactionProperties',
|
||||||
|
'data': {
|
||||||
|
'*completion-mode': 'ActionCompletionMode'
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
##
|
||||||
|
# @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.
|
||||||
|
#
|
||||||
|
# For external snapshots, the dictionary contains the device, the file to use for
|
||||||
|
# the new snapshot, and the format. The default format, if not specified, is
|
||||||
|
# qcow2.
|
||||||
|
#
|
||||||
|
# Each new snapshot defaults to being created by QEMU (wiping any
|
||||||
|
# contents if the file already exists), but it is also possible to reuse
|
||||||
|
# an externally-created file. In the latter case, you should ensure that
|
||||||
|
# the new image file has the same contents as the current one; QEMU cannot
|
||||||
|
# perform any meaningful check. Typically this is achieved by using the
|
||||||
|
# current image file as the backing file for the new image.
|
||||||
|
#
|
||||||
|
# On failure, the original disks pre-snapshot attempt will be used.
|
||||||
|
#
|
||||||
|
# For internal snapshots, the dictionary contains the device and the snapshot's
|
||||||
|
# name. If an internal snapshot matching name already exists, the request will
|
||||||
|
# be rejected. Only some image formats support it, for example, qcow2, rbd,
|
||||||
|
# and sheepdog.
|
||||||
|
#
|
||||||
|
# On failure, qemu will try delete the newly created internal snapshot in the
|
||||||
|
# transaction. When an I/O error occurs during deletion, the user needs to fix
|
||||||
|
# it later with qemu-img or other command.
|
||||||
|
#
|
||||||
|
# @actions: List of @TransactionAction;
|
||||||
|
# information needed for the respective operations.
|
||||||
|
#
|
||||||
|
# @properties: structure of additional options to control the
|
||||||
|
# execution of the transaction. See @TransactionProperties
|
||||||
|
# for additional detail.
|
||||||
|
#
|
||||||
|
# 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
|
||||||
|
#
|
||||||
|
# Example:
|
||||||
|
#
|
||||||
|
# -> { "execute": "transaction",
|
||||||
|
# "arguments": { "actions": [
|
||||||
|
# { "type": "blockdev-snapshot-sync", "data" : { "device": "ide-hd0",
|
||||||
|
# "snapshot-file": "/some/place/my-image",
|
||||||
|
# "format": "qcow2" } },
|
||||||
|
# { "type": "blockdev-snapshot-sync", "data" : { "node-name": "myfile",
|
||||||
|
# "snapshot-file": "/some/place/my-image2",
|
||||||
|
# "snapshot-node-name": "node3432",
|
||||||
|
# "mode": "existing",
|
||||||
|
# "format": "qcow2" } },
|
||||||
|
# { "type": "blockdev-snapshot-sync", "data" : { "device": "ide-hd1",
|
||||||
|
# "snapshot-file": "/some/place/my-image2",
|
||||||
|
# "mode": "existing",
|
||||||
|
# "format": "qcow2" } },
|
||||||
|
# { "type": "blockdev-snapshot-internal-sync", "data" : {
|
||||||
|
# "device": "ide-hd2",
|
||||||
|
# "name": "snapshot0" } } ] } }
|
||||||
|
# <- { "return": {} }
|
||||||
|
#
|
||||||
|
##
|
||||||
|
{ 'command': 'transaction',
|
||||||
|
'data': { 'actions': [ 'TransactionAction' ],
|
||||||
|
'*properties': 'TransactionProperties'
|
||||||
|
}
|
||||||
|
}
|
Loading…
Reference in New Issue