#!/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 os import re import unittest from vyos.validate import is_ipv4 from psutil import process_iter from vyos.configsession import ConfigSession, ConfigSessionError from vyos.util import read_file SNMPD_CONF = '/etc/snmp/snmpd.conf' base_path = ['service', 'snmp'] def get_config_value(key): tmp = read_file(SNMPD_CONF) tmp = re.findall(r'\n?{}\s+(.*)'.format(key), tmp) return tmp[0] class TestSNMPService(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): del self.session def test_snmp(self): """ Check if SNMP can be configured and service runs """ clients = ['192.0.2.1', '2001:db8::1'] networks = ['192.0.2.128/25', '2001:db8:babe::/48'] listen = ['127.0.0.1', '::1'] for auth in ['ro', 'rw']: community = 'VyOS' + auth self.session.set(base_path + ['community', community, 'authorization', auth]) for client in clients: self.session.set(base_path + ['community', community, 'client', client]) for network in networks: self.session.set(base_path + ['community', community, 'network', network]) for addr in listen: self.session.set(base_path + ['listen-address', addr]) self.session.set(base_path + ['contact', 'maintainers@vyos.io']) self.session.set(base_path + ['location', 'qemu']) self.session.commit() # verify listen address, it will be returned as # ['unix:/run/snmpd.socket,udp:127.0.0.1:161,udp6:[::1]:161'] # thus we need to transfor this into a proper list config = get_config_value('agentaddress') expected = 'unix:/run/snmpd.socket' for addr in listen: if is_ipv4(addr): expected += ',udp:{}:161'.format(addr) else: expected += ',udp6:[{}]:161'.format(addr) self.assertTrue(expected in config) # Check for running process self.assertTrue("snmpd" in (p.name() for p in process_iter())) def test_snmpv3(self): """ Check if SNMPv3 can be configured and service runs""" self.session.set(base_path + ['v3', 'engineid', '0xaffedeadbeef']) self.session.set(base_path + ['v3', 'group', 'default', 'mode', 'ro']) # check validate() - a view must be created before this can be comitted with self.assertRaises(ConfigSessionError): self.session.commit() self.session.set(base_path + ['v3', 'view', 'default', 'oid', '1']) self.session.set(base_path + ['v3', 'group', 'default', 'view', 'default']) self.session.commit() # create user for authpriv in ['auth', 'privacy']: self.session.set(base_path + ['v3', 'user', 'vyos', authpriv, 'plaintext-key', 'vyos1234']) self.session.set(base_path + ['v3', 'user', 'vyos', 'group', 'default']) # TODO: read in config file and check values # Check for running process self.assertTrue("snmpd" in (p.name() for p in process_iter())) if __name__ == '__main__': unittest.main()