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a840dc28f3
automatically from the first available partition. There is no need to fiddle with sizes while keeping the offsets in mind any longer. Introduced Bytes() class which makes it a lot easier to handle size units.
48 lines
1.7 KiB
Python
48 lines
1.7 KiB
Python
from abstract import AbstractPartitionMap
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from ..partitions.gpt import GPTPartition
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from ..partitions.gpt_swap import GPTSwapPartition
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from common.tools import log_check_call
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class GPTPartitionMap(AbstractPartitionMap):
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def __init__(self, data, bootloader):
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from common.bytes import Bytes
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self.partitions = []
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def last_partition():
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return self.partitions[-1] if len(self.partitions) > 0 else None
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gpt_offset = Bytes('17KiB')
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if bootloader == 'grub':
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from ..partitions.unformatted import UnformattedPartition
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self.grub_boot = UnformattedPartition(Bytes('2MiB'), last_partition())
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self.grub_boot.flags.append('bios_grub')
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self.partitions.append(self.grub_boot)
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if 'boot' in data:
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self.boot = GPTPartition(Bytes(data['boot']['size']), data['boot']['filesystem'],
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'boot', last_partition())
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self.partitions.append(self.boot)
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if 'swap' in data:
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self.swap = GPTSwapPartition(Bytes(data['swap']['size']), last_partition())
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self.partitions.append(self.swap)
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self.root = GPTPartition(Bytes(data['root']['size']), data['root']['filesystem'], 'root', last_partition())
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self.partitions.append(self.root)
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if hasattr(self, 'grub_boot'):
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self.partitions[1].size -= self.grub_boot.size
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# Offset for GPT partitioning table
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self.partitions[0].offset = gpt_offset
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self.partitions[0].size -= self.partitions[0].offset
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super(GPTPartitionMap, self).__init__(bootloader)
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def _before_create(self, event):
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volume = event.volume
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log_check_call(['/sbin/parted', '--script', '--align', 'none', volume.device_path,
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'--', 'mklabel', 'gpt'])
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for partition in self.partitions:
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partition.create(volume)
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