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#!/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 <http://www.gnu.org/licenses/>.
import os
import unittest
from vyos.config import Config
from vyos.configsession import ConfigSession, ConfigSessionError
from netifaces import ifaddresses, AF_INET, AF_INET6
from vyos.validate import is_intf_addr_assigned, is_ipv6_link_local
from vyos.interfaces import list_interfaces_of_type
class BasicInterfaceTest:
class BaseTest(unittest.TestCase):
def setUp(self):
self.session = ConfigSession(os.getpid())
env = self.session.get_session_env()
self.config = Config(session_env=env)
self._test_addr = ['192.0.2.1/25', '2001:db8:1::ffff/64']
def tearDown(self):
self.session.delete(self._base_path)
self.session.commit()
del self.session
def test_add_description(self):
""" Check if description can be added to interface """
for intf in self._interfaces:
test_string='Description-Test-{}'.format(intf)
self.session.set(self._base_path + [intf, 'description', test_string])
self.session.commit()
# Validate interface description
for intf in self._interfaces:
test_string='Description-Test-{}'.format(intf)
with open('/sys/class/net/{}/ifalias'.format(intf), 'r') as f:
tmp = f.read().rstrip()
self.assertTrue(tmp, test_string)
def test_add_address(self):
""" Check if address can be added to interface """
# Add address
for intf in self._interfaces:
for addr in self._test_addr:
self.session.set(self._base_path + [intf, 'address', addr])
self.session.commit()
# Validate address
for intf in self._interfaces:
for af in AF_INET, AF_INET6:
for addr in ifaddresses(intf)[af]:
# checking link local addresses makes no sense
if is_ipv6_link_local(addr['addr']):
continue
self.assertTrue(is_intf_addr_assigned(intf, addr['addr']))
class DummyInterfaceTest(BasicInterfaceTest.BaseTest):
def setUp(self):
super().setUp()
self._base_path = ['interfaces', 'dummy']
self._interfaces = ['dum0', 'dum1', 'dum2']
class LoopbackInterfaceTest(BasicInterfaceTest.BaseTest):
def setUp(self):
super().setUp()
self._base_path = ['interfaces', 'loopback']
self._interfaces = ['lo']
class BondInterfaceTest(BasicInterfaceTest.BaseTest):
def setUp(self):
super().setUp()
self._base_path = ['interfaces', 'bonding']
self._interfaces = ['bond0']
def test_add_remove_member(self):
members = []
# we need to filter out VLAN interfaces identified by a dot (.)
# in their name - just in case!
for tmp in list_interfaces_of_type("ethernet"):
if not '.' in tmp:
members.append(tmp)
for intf in self._interfaces:
for member in members:
# We can not enslave an interface when there is an address
# assigned - take care here - or find them dynamically if a user
# runs vyos-smoketest on his production device?
self.session.set(self._base_path + [intf, 'member', 'interface', member])
self.session.commit()
# check validate() - we can only add existing interfaces
self.session.set(self._base_path + [intf, 'member', 'interface', 'eth99'])
with self.assertRaises(ConfigSessionError):
self.session.commit()
# check if member deletion works as expected
self.session.delete(self._base_path + [intf, 'member'])
self.session.commit()
class BridgeInterfaceTest(BasicInterfaceTest.BaseTest):
def setUp(self):
super().setUp()
self._base_path = ['interfaces', 'bridge']
self._interfaces = ['br0']
def test_add_remove_member(self):
members = list_interfaces_of_type("ethernet")
for intf in self._interfaces:
cost = 1000
priority = 10
self.session.set(self._base_path + [intf, 'stp'])
for member in members:
self.session.set(self._base_path + [intf, 'member', 'interface', member])
self.session.set(self._base_path + [intf, 'member', 'interface', member, 'cost', str(cost)])
self.session.set(self._base_path + [intf, 'member', 'interface', member, 'priority', str(priority)])
cost += 1
priority += 1
self.session.commit()
for intf in self._interfaces:
self.session.delete(self._base_path + [intf, 'member'])
self.session.commit()
if __name__ == '__main__':
unittest.main()
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