/usr/lib/python3/dist-packages/checkbox_support/parsers/modprobe.py is in python3-checkbox-support 0.22-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 | # This file is part of Checkbox.
#
# Copyright 2015 Canonical Ltd.
#
# Checkbox is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3,
# as published by the Free Software Foundation.
#
# Checkbox is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Checkbox. If not, see <http://www.gnu.org/licenses/>.
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
import io
import re
from collections import defaultdict
class ModprobeResult():
"""
A simple class to hold results for the ModprobeParser.
It simply stores the options in a dict, keyed by module name.
"""
def __init__(self):
self.mod_options = {}
def addModprobeInfo(self, module, options):
self.mod_options[module] = options
class ModprobeParser(object):
"""Parser for module configuration from /etc/modprobe.d."""
def __init__(self, stream):
self.stream = stream
def run(self, result):
"""
Parse stream and return sets of modules and option_strings.
All the "option" statements for each module are collected into
a set, and at the end the result's addModprobeInfo method is called
for each set of of module, option_string parameters.
"""
mod_options = defaultdict(set)
optregex = re.compile(r'^options\s+(?P<module>.+?)\s+(?P<options>.+)$')
for line in self.stream.readlines():
opt_matches = re.match(optregex, line)
if opt_matches:
module = opt_matches.group('module')
options = opt_matches.group('options')
for option in options.split():
mod_options[module].add(option)
for module, options in mod_options.items():
result.addModprobeInfo(module, " ".join(options))
def parse_modprobe_d_output(output):
"""
Parse output of `cat /etc/modprobe.d/*`.
:returns: a dict with {'module': 'options'} information sets.
"""
stream = io.StringIO(output)
modparser = ModprobeParser(stream)
result = ModprobeResult()
modparser.run(result)
return result.mod_options
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