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#!/usr/bin/env python3
#
# Copyright (C) 2021 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 unittest
from base_vyostest_shim import VyOSUnitTestSHIM
from vyos.configsession import ConfigSessionError
from vyos.ifconfig import Section
from vyos.util import process_named_running
PROCESS_NAME = 'isisd'
base_path = ['protocols', 'isis']
domain = 'VyOS'
net = '49.0001.1921.6800.1002.00'
class TestProtocolsISIS(VyOSUnitTestSHIM.TestCase):
@classmethod
def setUpClass(cls):
cls._interfaces = Section.interfaces('ethernet')
# call base-classes classmethod
super(cls, cls).setUpClass()
def tearDown(self):
self.cli_delete(base_path)
self.cli_delete(['interfaces', 'dummy'])
self.cli_delete(['interfaces', 'tunnel'])
self.cli_commit()
# Check for running process
self.assertTrue(process_named_running(PROCESS_NAME))
def isis_base_config(self):
self.cli_set(base_path + ['net', net])
for interface in self._interfaces:
self.cli_set(base_path + ['interface', interface])
def test_isis_01_redistribute(self):
prefix_list = 'EXPORT-ISIS'
route_map = 'EXPORT-ISIS'
rule = '10'
self.cli_set(['policy', 'prefix-list', prefix_list, 'rule', rule, 'action', 'permit'])
self.cli_set(['policy', 'prefix-list', prefix_list, 'rule', rule, 'prefix', '203.0.113.0/24'])
self.cli_set(['policy', 'route-map', route_map, 'rule', rule, 'action', 'permit'])
self.cli_set(['policy', 'route-map', route_map, 'rule', rule, 'match', 'ip', 'address', 'prefix-list', prefix_list])
self.cli_set(base_path)
# verify() - net id and interface are mandatory
with self.assertRaises(ConfigSessionError):
self.cli_commit()
self.isis_base_config()
self.cli_set(base_path + ['redistribute', 'ipv4', 'connected', 'level-2', 'route-map', route_map])
self.cli_set(base_path + ['log-adjacency-changes'])
# Commit all changes
self.cli_commit()
# Verify all changes
tmp = self.getFRRconfig(f'router isis {domain}', daemon='isisd')
self.assertIn(f' net {net}', tmp)
self.assertIn(f' log-adjacency-changes', tmp)
self.assertIn(f' redistribute ipv4 connected level-2 route-map {route_map}', tmp)
for interface in self._interfaces:
tmp = self.getFRRconfig(f'interface {interface}', daemon='isisd')
self.assertIn(f' ip router isis {domain}', tmp)
self.assertIn(f' ipv6 router isis {domain}', tmp)
self.cli_delete(['policy', 'route-map', route_map])
self.cli_delete(['policy', 'prefix-list', prefix_list])
def test_isis_02_zebra_route_map(self):
# Implemented because of T3328
route_map = 'foo-isis-in'
self.cli_set(['policy', 'route-map', route_map, 'rule', '10', 'action', 'permit'])
self.isis_base_config()
self.cli_set(base_path + ['redistribute', 'ipv4', 'connected', 'level-2', 'route-map', route_map])
self.cli_set(base_path + ['route-map', route_map])
self.cli_set(base_path + ['level', 'level-2'])
# commit changes
self.cli_commit()
# Verify FRR configuration
zebra_route_map = f'ip protocol isis route-map {route_map}'
frrconfig = self.getFRRconfig(zebra_route_map, daemon='zebra')
self.assertIn(zebra_route_map, frrconfig)
tmp = self.getFRRconfig(f'router isis {domain}', daemon='isisd')
self.assertIn(' is-type level-2-only', tmp)
# Remove the route-map again
self.cli_delete(base_path + ['route-map'])
# commit changes
self.cli_commit()
# Verify FRR configuration
frrconfig = self.getFRRconfig(zebra_route_map, daemon='zebra')
self.assertNotIn(zebra_route_map, frrconfig)
self.cli_delete(['policy', 'route-map', route_map])
def test_isis_03_default_information(self):
metric = '50'
route_map = 'default-foo-'
self.isis_base_config()
for afi in ['ipv4', 'ipv6']:
for level in ['level-1', 'level-2']:
self.cli_set(base_path + ['default-information', 'originate', afi, level, 'always'])
self.cli_set(base_path + ['default-information', 'originate', afi, level, 'metric', metric])
self.cli_set(base_path + ['default-information', 'originate', afi, level, 'route-map', route_map + level + afi])
# Commit all changes
self.cli_commit()
# Verify all changes
tmp = self.getFRRconfig(f'router isis {domain}', daemon='isisd')
self.assertIn(f' net {net}', tmp)
for afi in ['ipv4', 'ipv6']:
for level in ['level-1', 'level-2']:
route_map_name = route_map + level + afi
self.assertIn(f' default-information originate {afi} {level} always route-map {route_map_name} metric {metric}', tmp)
def test_isis_04_password(self):
password = 'foo'
self.isis_base_config()
for interface in self._interfaces:
self.cli_set(base_path + ['interface', interface, 'password', 'plaintext-password', f'{password}-{interface}'])
self.cli_set(base_path + ['area-password', 'plaintext-password', password])
self.cli_set(base_path + ['area-password', 'md5', password])
self.cli_set(base_path + ['domain-password', 'plaintext-password', password])
self.cli_set(base_path + ['domain-password', 'md5', password])
# verify() - can not use both md5 and plaintext-password for area-password
with self.assertRaises(ConfigSessionError):
self.cli_commit()
self.cli_delete(base_path + ['area-password', 'md5', password])
# verify() - can not use both md5 and plaintext-password for domain-password
with self.assertRaises(ConfigSessionError):
self.cli_commit()
self.cli_delete(base_path + ['domain-password', 'md5', password])
# Commit all changes
self.cli_commit()
# Verify all changes
tmp = self.getFRRconfig(f'router isis {domain}', daemon='isisd')
self.assertIn(f' net {net}', tmp)
self.assertIn(f' domain-password clear {password}', tmp)
self.assertIn(f' area-password clear {password}', tmp)
for interface in self._interfaces:
tmp = self.getFRRconfig(f'interface {interface}', daemon='isisd')
self.assertIn(f' isis password clear {password}-{interface}', tmp)
def test_isis_06_spf_delay(self):
network = 'point-to-point'
holddown = '10'
init_delay = '50'
long_delay = '200'
short_delay = '100'
time_to_learn = '75'
self.cli_set(base_path + ['net', net])
for interface in self._interfaces:
self.cli_set(base_path + ['interface', interface, 'network', network])
self.cli_set(base_path + ['spf-delay-ietf', 'holddown', holddown])
# verify() - All types of spf-delay must be configured
with self.assertRaises(ConfigSessionError):
self.cli_commit()
self.cli_set(base_path + ['spf-delay-ietf', 'init-delay', init_delay])
# verify() - All types of spf-delay must be configured
with self.assertRaises(ConfigSessionError):
self.cli_commit()
self.cli_set(base_path + ['spf-delay-ietf', 'long-delay', long_delay])
# verify() - All types of spf-delay must be configured
with self.assertRaises(ConfigSessionError):
self.cli_commit()
self.cli_set(base_path + ['spf-delay-ietf', 'short-delay', short_delay])
# verify() - All types of spf-delay must be configured
with self.assertRaises(ConfigSessionError):
self.cli_commit()
self.cli_set(base_path + ['spf-delay-ietf', 'time-to-learn', time_to_learn])
# Commit all changes
self.cli_commit()
# Verify all changes
tmp = self.getFRRconfig(f'router isis {domain}', daemon='isisd')
self.assertIn(f' net {net}', tmp)
self.assertIn(f' spf-delay-ietf init-delay {init_delay} short-delay {short_delay} long-delay {long_delay} holddown {holddown} time-to-learn {time_to_learn}', tmp)
for interface in self._interfaces:
tmp = self.getFRRconfig(f'interface {interface}', daemon='isisd')
self.assertIn(f' ip router isis {domain}', tmp)
self.assertIn(f' ipv6 router isis {domain}', tmp)
self.assertIn(f' isis network {network}', tmp)
def test_isis_06_tunnel_interface(self):
self.cli_set(['interfaces', 'dummy', 'dum0', 'address', '203.0.113.254/32'])
self.cli_set(['interfaces', 'dummy', 'dum0', 'description', 'dum0'])
self.cli_set(['interfaces', 'dummy', 'dum1', 'address', '192.0.2.5/24'])
self.cli_set(['interfaces', 'dummy', 'dum1', 'description', 'LAN'])
self.cli_set(['interfaces', 'tunnel', 'tun0', 'address', '10.0.0.2/30'])
self.cli_set(['interfaces', 'tunnel', 'tun0', 'description', 'tun-to-192.0.2.1'])
self.cli_set(['interfaces', 'tunnel', 'tun0', 'encapsulation', 'gre'])
self.cli_set(['interfaces', 'tunnel', 'tun0', 'source-address', '192.0.2.5'])
self.cli_set(base_path + ['interface', 'dum1'])
self.cli_set(base_path + ['interface', 'tun0'])
self.cli_set(base_path + ['lsp-mtu', '1460'])
self.cli_set(base_path + ['net', '49.0001.1920.0200.0011.00'])
self.cli_set(base_path + ['redistribute', 'ipv4', 'connected', 'level-2'])
with self.assertRaises(ConfigSessionError):
self.cli_commit()
self.cli_set(['interfaces', 'tunnel', 'tun0', 'remote', '192.0.2.1'])
self.cli_commit()
frr_config = self.getFRRconfig(f'router isis {domain}', daemon='isisd')
expected_config = "router isis VyOS\n"\
" net 49.0001.1920.0200.0011.00\n"\
" lsp-mtu 1460\n"\
" redistribute ipv4 connected level-2\n"\
"!"
self.assertEqual(expected_config, frr_config)
if __name__ == '__main__':
unittest.main(verbosity=2)
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