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from ..partitions.single import SinglePartition
class NoPartitions(object):
"""Represents a virtual 'NoPartitions' partitionmap.
This virtual partition map exists because it is easier for tasks to
simply always deal with partition maps and then let the base abstract that away.
"""
def __init__(self, data, sector_size, bootloader):
"""
:param dict data: volume.partitions part of the manifest
:param int sector_size: Sectorsize of the volume
:param str bootloader: Name of the bootloader we will use for bootstrapping
"""
from bootstrapvz.common.sectors import Sectors
# In the NoPartitions partitions map we only have a single 'partition'
self.root = SinglePartition(Sectors(data['root']['size'], sector_size),
data['root']['filesystem'], data['root'].get('format_command', None), data['root'].get('mount_opts', None))
self.partitions = [self.root]
def is_blocking(self):
"""Returns whether the partition map is blocking volume detach operations
:rtype: bool
"""
return self.root.fsm.current == 'mounted'
def get_total_size(self):
"""Returns the total size the partitions occupy
:return: The size of all the partitions
:rtype: Sectors
"""
return self.root.get_end()
def __getstate__(self):
state = self.__dict__.copy()
state['__class__'] = self.__module__ + '.' + self.__class__.__name__
return state
def __setstate__(self, state):
for key in state:
self.__dict__[key] = state[key]
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