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#!/usr/bin/env python3
#
# Copyright (C) 2024 VyOS maintainers and contributors
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or later as
# published by the Free Software Foundation.
#
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
import re
import logging
from pathlib import Path
from argparse import ArgumentParser
from vyos.compose_config import ComposeConfig
from vyos.compose_config import ComposeConfigError
from vyos.defaults import directories
parser = ArgumentParser()
parser.add_argument('config_file', type=str,
help="configuration file to modify with system-specific settings")
parser.add_argument('--test-script', type=str,
help="test effect of named script")
args = parser.parse_args()
checkpoint_file = '/run/vyos-activate-checkpoint'
log_file = Path(directories['config']).joinpath('vyos-activate.log')
logger = logging.getLogger(__name__)
fh = logging.FileHandler(log_file)
formatter = logging.Formatter('%(message)s')
fh.setFormatter(formatter)
logger.addHandler(fh)
if 'vyos-activate-debug' in Path('/proc/cmdline').read_text():
print(f'\nactivate-debug enabled: file {checkpoint_file}_* on error')
debug = checkpoint_file
logger.setLevel(logging.DEBUG)
else:
debug = None
logger.setLevel(logging.INFO)
def sort_key(s: Path):
s = s.stem
pre, rem = re.match(r'(\d*)(?:-)?(.+)', s).groups()
return int(pre or 0), rem
def file_ext(file_name: str) -> str:
"""Return an identifier from file name for checkpoint file extension.
"""
return Path(file_name).stem
script_dir = Path(directories['activate'])
if args.test_script:
script_list = [script_dir.joinpath(args.test_script)]
else:
script_list = sorted(script_dir.glob('*.py'), key=sort_key)
config_file = args.config_file
config_str = Path(config_file).read_text()
compose = ComposeConfig(config_str, checkpoint_file=debug)
for file in script_list:
file = file.as_posix()
logger.info(f'calling {file}')
try:
compose.apply_file(file, func_name='activate')
except ComposeConfigError as e:
if debug:
compose.write(f'{compose.checkpoint_file}_{file_ext(file)}')
logger.error(f'config-activation error in {file}: {e}')
compose.write(config_file, with_version=True)
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