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block: Simplify drive-mirror

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Now that we can support boxed commands, use it to greatly
reduce the number of parameters (and likelihood of getting
out of sync) when adjusting drive-mirror parameters.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-Id: <1468535878-3760-1-git-send-email-eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Eric Blake 2016-07-14 16:37:58 -06:00 • committed by Markus Armbruster
parent 4dc9397b62
commit faecd40a59
3 changed files with 61 additions and 62 deletions
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20
qapi/block-core.json
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@ -1120,6 +1120,21 @@
#
# Start mirroring a block device's writes to a new destination.
#
# See DriveMirror for parameter descriptions
#
# Returns: nothing on success
# If @device is not a valid block device, DeviceNotFound
#
# Since 1.3
##
{ 'command': 'drive-mirror', 'boxed': true,
'data': 'DriveMirror' }
##
# DriveMirror
#
# A set of parameters describing drive mirror setup.
#
# @job-id: #optional identifier for the newly-created block job. If
# omitted, the device name will be used. (Since 2.7)
#
@ -1169,12 +1184,9 @@
# written. Both will result in identical contents.
# Default is true. (Since 2.4)
#
# Returns: nothing on success
# If @device is not a valid block device, DeviceNotFound
#
# Since 1.3
##
{ 'command': 'drive-mirror',
{ 'struct': 'DriveMirror',
'data': { '*job-id': 'str', 'device': 'str', 'target': 'str',
'*format': 'str', '*node-name': 'str', '*replaces': 'str',
'sync': 'MirrorSyncMode', '*mode': 'NewImageMode',