86 lines
2.8 KiB
Python
86 lines
2.8 KiB
Python
# This file is part of the sos project: https://github.com/sosreport/sos
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions of
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# version 2 of the GNU General Public License.
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#
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# See the LICENSE file in the source distribution for further information.
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from sos.report.plugins import Plugin, IndependentPlugin, SoSPredicate
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class Grub2(Plugin, IndependentPlugin):
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short_desc = 'GRUB2 bootloader'
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plugin_name = 'grub2'
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profiles = ('boot',)
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packages = ('grub2', 'grub2-efi', 'grub2-common')
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def setup(self):
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self.add_file_tags({
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'/boot/grub2/grub.cfg': 'grub2_cfg',
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'/boot/efi/.*/grub.cfg': 'grub2_efi_cfg',
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'/boot/grub2/grubenv': 'grubenv'
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})
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self.add_copy_spec([
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"/boot/efi/EFI/*/grub.cfg",
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"/boot/grub2/grub.cfg",
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"/boot/grub2/grubenv",
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"/boot/grub/grub.cfg",
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"/boot/loader/entries",
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"/boot/grub2/custom.cfg",
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"/boot/grub2/user.cfg",
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"/etc/default/grub",
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"/etc/grub2.cfg",
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"/etc/grub.d",
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"/etc/grub2-efi.cfg"
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])
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# call grub2-mkconfig with GRUB_DISABLE_OS_PROBER=true to prevent
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# possible unwanted loading of some kernel modules
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# further, check if the command supports --no-grubenv-update option
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# to prevent removing of extra args in $kernel_opts, and (only) if so,
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# call the command with this argument
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grub_cmd = 'grub2-mkconfig'
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out = {'cmd': f'{grub_cmd} --help', 'output': '--no-grubenv-update'}
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if self.test_predicate(self, pred=SoSPredicate(self, cmd_outputs=out)):
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grub_cmd += ' --no-grubenv-update'
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self.add_cmd_output(grub_cmd, env={'GRUB_DISABLE_OS_PROBER': 'true'},
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pred=SoSPredicate(self, kmods=['dm_mod']))
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def postproc(self):
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# the trailing space is required; python treats '_' as whitespace
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# causing the passwd_exp to match pbkdf2 passwords and mangle them.
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passwd_exp = r"(password )\s*(\S*)\s*(\S*)"
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passwd_pbkdf2_exp = r"(password_pbkdf2)\s*(\S*)\s*(\S*)"
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passwd_sub = r"\1 \2 ********"
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passwd_pbkdf2_sub = r"\1 \2 grub.pbkdf2.********"
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self.do_cmd_output_sub(
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"grub2-mkconfig",
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passwd_pbkdf2_exp,
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passwd_pbkdf2_sub
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)
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self.do_cmd_output_sub(
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"grub2-mkconfig",
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passwd_exp,
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passwd_sub
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)
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self.do_path_regex_sub(
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r".*\/grub\.",
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passwd_exp,
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passwd_sub
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)
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self.do_path_regex_sub(
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r".*\/grub\.",
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passwd_pbkdf2_exp,
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passwd_pbkdf2_sub
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)
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# vim: set et ts=4 sw=4 :
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