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#
# Copyright (C) 2023 Soleta Networks <info@soleta.eu>
#
# This program is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the
# Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
import logging
import os
def get_grub_boot_params(mountpoint, device):
grub_conf = f'{mountpoint}/etc/default/grub'
res = []
with open(grub_conf, 'r') as f:
for line in f:
if line.find('=') == -1:
continue
key, value = line.split('=', 1)
if key == 'GRUB_CMDLINE_LINUX' or key == 'GRUB_CMDLINE_LINUE_DEFAULT':
value = value.replace('\n', '')
value = value.strip('"')
res.append(value)
res.append(f'root={device}')
return " ".join(res)
def get_vmlinuz_path(mountpoint):
linuz_dir = os.path.join(mountpoint, 'boot')
target_file = None
for file in sorted(os.listdir(linuz_dir)):
if file.startswith('vmlinuz-'):
target_file = file
if not target_file:
raise FileNotFoundError('vmlinuz not found in {initrd_dir}')
return os.path.join(linuz_dir, target_file)
def get_initrd_path(mountpoint):
initrd_dir = os.path.join(mountpoint, 'boot')
target_file = None
for file in sorted(os.listdir(initrd_dir)):
if file.startswith('initrd.img-') or file.startswith('initramfs-') and file.endswith('.img'):
target_file = file
if not target_file:
raise FileNotFoundError('initrd not found in {initrd_dir}')
return os.path.join(initrd_dir, target_file)
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