Source code for insights.parsers.partitions

Partitions - file ``/proc/partitions``

This parser reads the ``/proc/partitions`` file, which contains
partition block allocation information.

from insights.core import Parser
from insights.core.exceptions import SkipComponent
from insights.core.plugins import parser
from insights.parsers import parse_delimited_table
from insights.specs import Specs

[docs] @parser(Specs.partitions) class Partitions(Parser, dict): """A class for parsing the ``/proc/partitions`` file. Sample input:: major minor #blocks name 3 0 19531250 hda 3 1 104391 hda1 3 2 19422585 hda2 253 0 22708224 dm-0 253 1 524288 dm-1 Examples: >>> type(partitions_info) <class 'insights.parsers.partitions.Partitions'> >>> 'hda' in partitions_info True >>> partitions_info['dm-0'].get('major') '253' >>> sorted(partitions_info['hda'].items(), key=lambda x: x[0]) [('blocks', '19531250'), ('major', '3'), ('minor', '0'), ('name', 'hda')] Raises: SkipComponent: When input is empty. """
[docs] def parse_content(self, content): if not content: raise SkipComponent('Empty content') self.update(dict( (row['name'], row) for row in parse_delimited_table( content, heading_ignore=['major', 'minor'], header_substitute=[('#blocks', 'blocks')] ) if 'name' in row) )
@property def partitions(self): """ (:obj:`dict`): Dictionary with each partition name as index and its information from the block allocation table. """ return self