#!/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 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 sys import typing import vyos.opmode from vyos.configquery import ConfigTreeQuery from vyos.utils.process import call from vyos.utils.commit import commit_in_progress config = ConfigTreeQuery() service_map = { 'dhcp' : { 'systemd_service': 'kea-dhcp4-server', 'path': ['service', 'dhcp-server'], }, 'dhcpv6' : { 'systemd_service': 'kea-dhcp6-server', 'path': ['service', 'dhcpv6-server'], }, 'dns_dynamic': { 'systemd_service': 'ddclient', 'path': ['service', 'dns', 'dynamic'], }, 'dns_forwarding': { 'systemd_service': 'pdns-recursor', 'path': ['service', 'dns', 'forwarding'], }, 'igmp_proxy': { 'systemd_service': 'igmpproxy', 'path': ['protocols', 'igmp-proxy'], }, 'ipsec': { 'systemd_service': 'strongswan', 'path': ['vpn', 'ipsec'], }, 'mdns_repeater': { 'systemd_service': 'avahi-daemon', 'path': ['service', 'mdns', 'repeater'], }, 'reverse_proxy': { 'systemd_service': 'haproxy', 'path': ['load-balancing', 'reverse-proxy'], }, 'router_advert': { 'systemd_service': 'radvd', 'path': ['service', 'router-advert'], }, 'snmp' : { 'systemd_service': 'snmpd', }, 'ssh' : { 'systemd_service': 'ssh', }, 'suricata' : { 'systemd_service': 'suricata', }, 'vrrp' : { 'systemd_service': 'keepalived', 'path': ['high-availability', 'vrrp'], }, 'webproxy' : { 'systemd_service': 'squid', }, } services = typing.Literal['dhcp', 'dhcpv6', 'dns_dynamic', 'dns_forwarding', 'igmp_proxy', 'ipsec', 'mdns_repeater', 'reverse_proxy', 'router_advert', 'snmp', 'ssh', 'suricata' 'vrrp', 'webproxy'] def _verify(func): """Decorator checks if DHCP(v6) config exists""" from functools import wraps @wraps(func) def _wrapper(*args, **kwargs): config = ConfigTreeQuery() name = kwargs.get('name') human_name = name.replace('_', '-') if commit_in_progress(): print(f'Cannot restart {human_name} service while a commit is in progress') sys.exit(1) # Get optional CLI path from service_mapping dict # otherwise use "service name" CLI path path = ['service', name] if 'path' in service_map[name]: path = service_map[name]['path'] # Check if config does not exist if not config.exists(path): raise vyos.opmode.UnconfiguredSubsystem(f'Service {human_name} is not configured!') if config.exists(path + ['disable']): raise vyos.opmode.UnconfiguredSubsystem(f'Service {human_name} is disabled!') return func(*args, **kwargs) return _wrapper @_verify def restart_service(raw: bool, name: services, vrf: typing.Optional[str]): systemd_service = service_map[name]['systemd_service'] if vrf: call(f'systemctl restart "{systemd_service}@{vrf}.service"') else: call(f'systemctl restart "{systemd_service}.service"') if __name__ == '__main__': try: res = vyos.opmode.run(sys.modules[__name__]) if res: print(res) except (ValueError, vyos.opmode.Error) as e: print(e) sys.exit(1)