#!/usr/bin/env python3 # # Copyright (C) 2019-2020 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 . import re import os import unittest from vyos.configsession import ConfigSession from vyos.configsession import ConfigSessionError from vyos.template import address_from_cidr from vyos.template import netmask_from_cidr from vyos.util import read_file from vyos.util import process_named_running PROCESS_NAME = 'ntpd' NTP_CONF = '/run/ntpd/ntpd.conf' base_path = ['system', 'ntp'] def get_config_value(key): tmp = read_file(NTP_CONF) tmp = re.findall(r'\n?{}\s+(.*)'.format(key), tmp) # remove possible trailing whitespaces return [item.strip() for item in tmp] class TestSystemNTP(unittest.TestCase): def setUp(self): self.session = ConfigSession(os.getpid()) # ensure we can also run this test on a live system - so lets clean # out the current configuration :) self.session.delete(base_path) def tearDown(self): self.session.delete(base_path) self.session.commit() del self.session self.assertFalse(process_named_running(PROCESS_NAME)) def test_ntp_options(self): # Test basic NTP support with multiple servers and their options servers = ['192.0.2.1', '192.0.2.2'] options = ['noselect', 'preempt', 'prefer'] ntp_pool = 'pool.vyos.io' for server in servers: for option in options: self.session.set(base_path + ['server', server, option]) # Test NTP pool self.session.set(base_path + ['server', ntp_pool, 'pool']) # commit changes self.session.commit() # Check generated configuration tmp = get_config_value('server') for server in servers: test = f'{server} iburst ' + ' '.join(options) self.assertTrue(test in tmp) tmp = get_config_value('pool') self.assertTrue(f'{ntp_pool} iburst' in tmp) # Check for running process self.assertTrue(process_named_running(PROCESS_NAME)) def test_ntp_clients(self): # Test the allowed-networks statement listen_address = ['127.0.0.1', '::1'] for listen in listen_address: self.session.set(base_path + ['listen-address', listen]) networks = ['192.0.2.0/24', '2001:db8:1000::/64'] for network in networks: self.session.set(base_path + ['allow-clients', 'address', network]) # Verify "NTP server not configured" verify() statement with self.assertRaises(ConfigSessionError): self.session.commit() servers = ['192.0.2.1', '192.0.2.2'] for server in servers: self.session.set(base_path + ['server', server]) self.session.commit() # Check generated client address configuration for network in networks: network_address = address_from_cidr(network) network_netmask = netmask_from_cidr(network) tmp = get_config_value(f'restrict {network_address}')[0] test = f'mask {network_netmask} nomodify notrap nopeer' self.assertTrue(tmp in test) # Check listen address tmp = get_config_value('interface') test = ['ignore wildcard'] for listen in listen_address: test.append(f'listen {listen}') self.assertEqual(tmp, test) # Check for running process self.assertTrue(process_named_running(PROCESS_NAME)) if __name__ == '__main__': unittest.main(verbosity=2)