Revision cad0723b lib/backend.py
| b/lib/backend.py | ||
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return result |
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def BlockdevGrow(disk, amount, dryrun): |
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def BlockdevGrow(disk, amount, dryrun, backingstore):
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"""Grow a stack of block devices. |
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This function is called recursively, with the childrens being the |
| ... | ... | |
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@type dryrun: boolean |
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@param dryrun: whether to execute the operation in simulation mode |
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only, without actually increasing the size |
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@param backingstore: whether to execute the operation on backing storage |
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only, or on "logical" storage only; e.g. DRBD is logical storage, |
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whereas LVM, file, RBD are backing storage |
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@rtype: (status, result) |
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@return: a tuple with the status of the operation (True/False), and |
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the errors message if status is False |
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_Fail("Cannot find block device %s", disk)
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try: |
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r_dev.Grow(amount, dryrun) |
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r_dev.Grow(amount, dryrun, backingstore)
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except errors.BlockDeviceError, err: |
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_Fail("Failed to grow block device: %s", err, exc=True)
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