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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 os
import json
from sys import exit
from vyos.config import Config
from vyos.utils.file import write_file
from vyos.utils.process import call
from vyos import ConfigError
from vyos import airbag
airbag.enable()
vyos_network_event_logger_config = r'/run/vyos-network-event-logger.conf'
def get_config(config=None):
if config:
conf = config
else:
conf = Config()
base = ['service', 'monitoring', 'network-event']
if not conf.exists(base):
return None
monitoring = conf.get_config_dict(base, key_mangling=('-', '_'),
get_first_key=True,
no_tag_node_value_mangle=True)
# We have gathered the dict representation of the CLI, but there are default
# options which we need to update into the dictionary retrived.
monitoring = conf.merge_defaults(monitoring, recursive=True)
return monitoring
def verify(monitoring):
if not monitoring:
return None
return None
def generate(monitoring):
if not monitoring:
# Delete config
if os.path.exists(vyos_network_event_logger_config):
os.unlink(vyos_network_event_logger_config)
return None
# Create config
log_conf_json = json.dumps(monitoring, indent=4)
write_file(vyos_network_event_logger_config, log_conf_json)
return None
def apply(monitoring):
# Reload systemd manager configuration
systemd_service = 'vyos-network-event-logger.service'
if not monitoring:
call(f'systemctl stop {systemd_service}')
return
call(f'systemctl restart {systemd_service}')
if __name__ == '__main__':
try:
c = get_config()
verify(c)
generate(c)
apply(c)
except ConfigError as e:
print(e)
exit(1)
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