Revision c04bc777 lib/bdev.py

b/lib/bdev.py
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      sectors = int(result.stdout)
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    except (TypeError, ValueError):
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      _ThrowError("Invalid output from blockdev: '%s'", result.stdout)
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    bytes = sectors * 512
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    if bytes < 128 * 1024 * 1024: # less than 128MiB
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      _ThrowError("Meta device too small (%.2fMib)", (bytes / 1024 / 1024))
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    num_bytes = sectors * 512
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    if num_bytes < 128 * 1024 * 1024: # less than 128MiB
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      _ThrowError("Meta device too small (%.2fMib)", (num_bytes / 1024 / 1024))
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    # the maximum *valid* size of the meta device when living on top
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    # of LVM is hard to compute: it depends on the number of stripes
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    # and the PE size; e.g. a 2-stripe, 64MB PE will result in a 128MB
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    # (normal size), but an eight-stripe 128MB PE will result in a 1GB
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    # size meta device; as such, we restrict it to 1GB (a little bit
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    # too generous, but making assumptions about PE size is hard)
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    if bytes > 1024 * 1024 * 1024:
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      _ThrowError("Meta device too big (%.2fMiB)", (bytes / 1024 / 1024))
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    if num_bytes > 1024 * 1024 * 1024:
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      _ThrowError("Meta device too big (%.2fMiB)", (num_bytes / 1024 / 1024))
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  def Rename(self, new_id):


  		





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    """Rename a device.


  		












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