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iotests/remove-bitmap-from-backing: use qemu_img_info()
This removes two more usages of qemu_img_pipe() and replaces them with calls to qemu_img(), which provides better diagnostic information on failure. Signed-off-by: John Snow <jsnow@redhat.com> Reviewed-by: Hanna Reitz <hreitz@redhat.com> Message-Id: <20220321201618.903471-10-jsnow@redhat.com> Signed-off-by: Hanna Reitz <hreitz@redhat.com>
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@ -19,7 +19,7 @@
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#
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import iotests
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from iotests import log, qemu_img_create, qemu_img, qemu_img_pipe
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from iotests import log, qemu_img_create, qemu_img, qemu_img_info
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iotests.script_initialize(supported_fmts=['qcow2'],
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unsupported_imgopts=['compat'])
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@ -33,7 +33,7 @@ qemu_img_create('-f', iotests.imgfmt, '-b', base,
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qemu_img('bitmap', '--add', base, 'bitmap0')
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# Just assert that our method of checking bitmaps in the image works.
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assert 'bitmaps' in qemu_img_pipe('info', base)
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assert 'bitmaps' in qemu_img_info(base)['format-specific']['data']
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vm = iotests.VM().add_drive(top, 'backing.node-name=base')
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vm.launch()
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@ -68,5 +68,5 @@ if result != {'return': {}}:
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vm.shutdown()
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if 'bitmaps' in qemu_img_pipe('info', base):
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if 'bitmaps' in qemu_img_info(base)['format-specific']['data']:
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log('ERROR: Bitmap is still in the base image')
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