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qapi: Allow getting flat output from 'query-named-block-nodes'

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When a management application manages node names there's no reason to
recurse into backing images in the output of query-named-block-nodes.

Add a parameter to the command which will return just the top level
structs.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Message-Id: <4470f8c779abc404dcf65e375db195cd91a80651.1579509782.git.pkrempa@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
[mreitz: Fixed coding style]
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Peter Krempa 2020-01-20 09:50:49 +01:00 • committed by Max Reitz
parent b0c4cf21b0
commit facda5443f
7 changed files with 29 additions and 10 deletions
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7
qapi/block-core.json
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@ -1758,6 +1758,9 @@
#
# Get the named block driver list
#
# @flat: Omit the nested data about backing image ("backing-image" key) if true.
# Default is false (Since 5.0)
#
# Returns: the list of BlockDeviceInfo
#
# Since: 2.0
@ -1811,7 +1814,9 @@
# } } ] }
#
##
{ 'command': 'query-named-block-nodes', 'returns': [ 'BlockDeviceInfo' ] }
{ 'command': 'query-named-block-nodes',
'returns': [ 'BlockDeviceInfo' ],
'data': { '*flat': 'bool' } }
##
# @XDbgBlockGraphNodeType: