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# This file is part of the sos project: https://github.com/sosreport/sos
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# version 2 of the GNU General Public License.
#
# See the LICENSE file in the source distribution for further information.
from sos.plugins import (Plugin, RedHatPlugin, DebianPlugin, UbuntuPlugin,
SoSPredicate)
class Grub2(Plugin, RedHatPlugin, DebianPlugin, UbuntuPlugin):
"""GRUB2 bootloader
"""
plugin_name = 'grub2'
profiles = ('boot',)
packages = ('grub2', 'grub2-efi', 'grub2-common')
def setup(self):
self.add_copy_spec([
"/boot/efi/EFI/*/grub.cfg",
"/boot/grub2/grub.cfg",
"/boot/grub2/grubenv",
"/boot/grub/grub.cfg",
"/boot/loader/entries",
"/etc/default/grub",
"/etc/grub2.cfg",
"/etc/grub.d"
])
self.add_cmd_output("ls -lanR /boot")
# call grub2-mkconfig with GRUB_DISABLE_OS_PROBER=true to prevent
# possible unwanted loading of some kernel modules
# further, check if the command supports --no-grubenv-update option
# to prevent removing of extra args in $kernel_opts, and (only) if so,
# call the command with this argument
env = {}
env['GRUB_DISABLE_OS_PROBER'] = 'true'
grub_cmd = 'grub2-mkconfig'
co = {'cmd': 'grub2-mkconfig --help', 'output': '--no-grubenv-update'}
if self.test_predicate(self, pred=SoSPredicate(self, cmd_outputs=co)):
grub_cmd += ' --no-grubenv-update'
self.add_cmd_output(grub_cmd, env=env)
def postproc(self):
# the trailing space is required; python treats '_' as whitespace
# causing the passwd_exp to match pbkdf2 passwords and mangle them.
passwd_exp = r"(password )\s*(\S*)\s*(\S*)"
passwd_pbkdf2_exp = r"(password_pbkdf2)\s*(\S*)\s*(\S*)"
passwd_sub = r"\1 \2 ********"
passwd_pbkdf2_sub = r"\1 \2 grub.pbkdf2.********"
self.do_cmd_output_sub(
"grub2-mkconfig",
passwd_pbkdf2_exp,
passwd_pbkdf2_sub
)
self.do_cmd_output_sub(
"grub2-mkconfig",
passwd_exp,
passwd_sub
)
self.do_path_regex_sub(
r".*\/grub\.",
passwd_exp,
passwd_sub
)
self.do_path_regex_sub(
r".*\/grub\.",
passwd_pbkdf2_exp,
passwd_pbkdf2_sub
)
# vim: set et ts=4 sw=4 :