#!/usr/bin/env python3 # # Copyright (C) 2021-2022 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 logging import sys 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 from vyos.util import cmd PROCESS_NAME = 'ospfd' base_path = ['protocols', 'ospf'] route_map = 'foo-bar-baz10' log = logging.getLogger('TestProtocolsOSPF') class TestProtocolsOSPF(VyOSUnitTestSHIM.TestCase): @classmethod def setUpClass(cls): super(TestProtocolsOSPF, cls).setUpClass() cls.cli_set(cls, ['policy', 'route-map', route_map, 'rule', '10', 'action', 'permit']) cls.cli_set(cls, ['policy', 'route-map', route_map, 'rule', '20', 'action', 'permit']) # ensure we can also run this test on a live system - so lets clean # out the current configuration :) cls.cli_delete(cls, base_path) @classmethod def tearDownClass(cls): cls.cli_delete(cls, ['policy', 'route-map', route_map]) super(TestProtocolsOSPF, cls).tearDownClass() def tearDown(self): # Check for running process self.assertTrue(process_named_running(PROCESS_NAME)) self.cli_delete(base_path) self.cli_commit() def test_ospf_01_defaults(self): # commit changes self.cli_set(base_path) self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f'router ospf', frrconfig) self.assertIn(f' auto-cost reference-bandwidth 100', frrconfig) self.assertIn(f' timers throttle spf 200 1000 10000', frrconfig) # defaults def test_ospf_02_simple(self): router_id = '127.0.0.1' abr_type = 'ibm' bandwidth = '1000' metric = '123' self.cli_set(base_path + ['auto-cost', 'reference-bandwidth', bandwidth]) self.cli_set(base_path + ['parameters', 'router-id', router_id]) self.cli_set(base_path + ['parameters', 'abr-type', abr_type]) self.cli_set(base_path + ['log-adjacency-changes', 'detail']) self.cli_set(base_path + ['default-metric', metric]) # commit changes self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f'router ospf', frrconfig) self.assertIn(f' auto-cost reference-bandwidth {bandwidth}', frrconfig) self.assertIn(f' ospf router-id {router_id}', frrconfig) self.assertIn(f' ospf abr-type {abr_type}', frrconfig) self.assertIn(f' timers throttle spf 200 1000 10000', frrconfig) # defaults self.assertIn(f' default-metric {metric}', frrconfig) def test_ospf_03_access_list(self): acl = '100' seq = '10' protocols = ['bgp', 'connected', 'isis', 'kernel', 'rip', 'static'] self.cli_set(['policy', 'access-list', acl, 'rule', seq, 'action', 'permit']) self.cli_set(['policy', 'access-list', acl, 'rule', seq, 'source', 'any']) self.cli_set(['policy', 'access-list', acl, 'rule', seq, 'destination', 'any']) for ptotocol in protocols: self.cli_set(base_path + ['access-list', acl, 'export', ptotocol]) # commit changes self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f'router ospf', frrconfig) self.assertIn(f' timers throttle spf 200 1000 10000', frrconfig) # defaults for ptotocol in protocols: self.assertIn(f' distribute-list {acl} out {ptotocol}', frrconfig) # defaults self.cli_delete(['policy', 'access-list', acl]) def test_ospf_04_default_originate(self): seq = '100' metric = '50' metric_type = '1' self.cli_set(base_path + ['default-information', 'originate', 'metric', metric]) self.cli_set(base_path + ['default-information', 'originate', 'metric-type', metric_type]) self.cli_set(base_path + ['default-information', 'originate', 'route-map', route_map]) # commit changes self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f'router ospf', frrconfig) self.assertIn(f' timers throttle spf 200 1000 10000', frrconfig) # defaults self.assertIn(f' default-information originate metric {metric} metric-type {metric_type} route-map {route_map}', frrconfig) # Now set 'always' self.cli_set(base_path + ['default-information', 'originate', 'always']) self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f' default-information originate always metric {metric} metric-type {metric_type} route-map {route_map}', frrconfig) def test_ospf_05_options(self): global_distance = '128' intra_area = '100' inter_area = '110' external = '120' on_startup = '30' on_shutdown = '60' refresh = '50' self.cli_set(base_path + ['distance', 'global', global_distance]) self.cli_set(base_path + ['distance', 'ospf', 'external', external]) self.cli_set(base_path + ['distance', 'ospf', 'intra-area', intra_area]) self.cli_set(base_path + ['max-metric', 'router-lsa', 'on-startup', on_startup]) self.cli_set(base_path + ['max-metric', 'router-lsa', 'on-shutdown', on_shutdown]) self.cli_set(base_path + ['mpls-te', 'enable']) self.cli_set(base_path + ['refresh', 'timers', refresh]) # commit changes self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f'router ospf', frrconfig) self.assertIn(f' mpls-te on', frrconfig) self.assertIn(f' mpls-te router-address 0.0.0.0', frrconfig) # default self.assertIn(f' distance {global_distance}', frrconfig) self.assertIn(f' distance ospf intra-area {intra_area} external {external}', frrconfig) self.assertIn(f' max-metric router-lsa on-startup {on_startup}', frrconfig) self.assertIn(f' max-metric router-lsa on-shutdown {on_shutdown}', frrconfig) self.assertIn(f' refresh timer {refresh}', frrconfig) # enable inter-area self.cli_set(base_path + ['distance', 'ospf', 'inter-area', inter_area]) self.cli_commit() frrconfig = self.getFRRconfig('router ospf') self.assertIn(f' distance ospf intra-area {intra_area} inter-area {inter_area} external {external}', frrconfig) def test_ospf_06_neighbor(self): priority = '10' poll_interval = '20' neighbors = ['1.1.1.1', '2.2.2.2', '3.3.3.3'] for neighbor in neighbors: self.cli_set(base_path + ['neighbor', neighbor, 'priority', priority]) self.cli_set(base_path + ['neighbor', neighbor, 'poll-interval', poll_interval]) # commit changes self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f'router ospf', frrconfig) for neighbor in neighbors: self.assertIn(f' neighbor {neighbor} priority {priority} poll-interval {poll_interval}', frrconfig) # default def test_ospf_07_redistribute(self): metric = '15' metric_type = '1' redistribute = ['bgp', 'connected', 'isis', 'kernel', 'rip', 'static'] for protocol in redistribute: self.cli_set(base_path + ['redistribute', protocol, 'metric', metric]) self.cli_set(base_path + ['redistribute', protocol, 'route-map', route_map]) self.cli_set(base_path + ['redistribute', protocol, 'metric-type', metric_type]) # enable FRR debugging to find the root cause of failing testcases cmd('touch /tmp/vyos.frr.debug') # commit changes self.cli_commit() # disable FRR debugging cmd('rm -f /tmp/vyos.frr.debug') # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') try: self.assertIn(f'router ospf', frrconfig) for protocol in redistribute: self.assertIn(f' redistribute {protocol} metric {metric} metric-type {metric_type} route-map {route_map}', frrconfig) except: log.debug(frrconfig) log.debug(cmd('sudo cat /tmp/vyos-configd-script-stdout')) self.fail('Now we can hopefully see why OSPF fails!') def test_ospf_08_virtual_link(self): networks = ['10.0.0.0/8', '172.16.0.0/12', '192.168.0.0/16'] area = '10' shortcut = 'enable' virtual_link = '192.0.2.1' hello = '6' retransmit = '5' transmit = '5' dead = '40' self.cli_set(base_path + ['area', area, 'shortcut', shortcut]) self.cli_set(base_path + ['area', area, 'virtual-link', virtual_link, 'hello-interval', hello]) self.cli_set(base_path + ['area', area, 'virtual-link', virtual_link, 'retransmit-interval', retransmit]) self.cli_set(base_path + ['area', area, 'virtual-link', virtual_link, 'transmit-delay', transmit]) self.cli_set(base_path + ['area', area, 'virtual-link', virtual_link, 'dead-interval', dead]) for network in networks: self.cli_set(base_path + ['area', area, 'network', network]) # commit changes self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f'router ospf', frrconfig) self.assertIn(f' area {area} shortcut {shortcut}', frrconfig) self.assertIn(f' area {area} virtual-link {virtual_link} hello-interval {hello} retransmit-interval {retransmit} transmit-delay {transmit} dead-interval {dead}', frrconfig) for network in networks: self.assertIn(f' network {network} area {area}', frrconfig) def test_ospf_09_interface_configuration(self): interfaces = Section.interfaces('ethernet') password = 'vyos1234' bandwidth = '10000' cost = '150' network = 'point-to-point' priority = '200' bfd_profile = 'vyos-test' self.cli_set(base_path + ['passive-interface', 'default']) for interface in interfaces: base_interface = base_path + ['interface', interface] self.cli_set(base_interface + ['authentication', 'plaintext-password', password]) self.cli_set(base_interface + ['bandwidth', bandwidth]) self.cli_set(base_interface + ['bfd', 'profile', bfd_profile]) self.cli_set(base_interface + ['cost', cost]) self.cli_set(base_interface + ['mtu-ignore']) self.cli_set(base_interface + ['network', network]) self.cli_set(base_interface + ['priority', priority]) self.cli_set(base_interface + ['passive', 'disable']) # commit changes self.cli_commit() for interface in interfaces: config = self.getFRRconfig(f'interface {interface}') self.assertIn(f'interface {interface}', config) self.assertIn(f' ip ospf authentication-key {password}', config) self.assertIn(f' ip ospf bfd', config) self.assertIn(f' ip ospf bfd profile {bfd_profile}', config) self.assertIn(f' ip ospf cost {cost}', config) self.assertIn(f' ip ospf mtu-ignore', config) self.assertIn(f' ip ospf network {network}', config) self.assertIn(f' ip ospf priority {priority}', config) self.assertIn(f' no ip ospf passive', config) self.assertIn(f' bandwidth {bandwidth}', config) def test_ospf_10_zebra_route_map(self): # Implemented because of T3328 self.cli_set(base_path + ['route-map', route_map]) # commit changes self.cli_commit() # Verify FRR configuration zebra_route_map = f'ip protocol ospf route-map {route_map}' frrconfig = self.getFRRconfig(zebra_route_map) self.assertIn(zebra_route_map, frrconfig) # 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) self.assertNotIn(zebra_route_map, frrconfig) def test_ospf_11_interface_area(self): area = '0' interfaces = Section.interfaces('ethernet') self.cli_set(base_path + ['area', area, 'network', '10.0.0.0/8']) for interface in interfaces: self.cli_set(base_path + ['interface', interface, 'area', area]) # we can not have bot area network and interface area set with self.assertRaises(ConfigSessionError): self.cli_commit() self.cli_delete(base_path + ['area', area, 'network']) self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f'router ospf', frrconfig) for interface in interfaces: config = self.getFRRconfig(f'interface {interface}') self.assertIn(f'interface {interface}', config) self.assertIn(f' ip ospf area {area}', config) def test_ospf_12_vrfs(self): # It is safe to assume that when the basic VRF test works, all # other OSPF related features work, as we entirely inherit the CLI # templates and Jinja2 FRR template. table = '1000' vrf = 'blue' vrf_base = ['vrf', 'name', vrf] vrf_iface = 'eth1' self.cli_set(vrf_base + ['table', table]) self.cli_set(vrf_base + ['protocols', 'ospf', 'interface', vrf_iface]) self.cli_set(['interfaces', 'ethernet', vrf_iface, 'vrf', vrf]) # Also set a default VRF OSPF config self.cli_set(base_path) self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f'router ospf', frrconfig) self.assertIn(f' auto-cost reference-bandwidth 100', frrconfig) self.assertIn(f' timers throttle spf 200 1000 10000', frrconfig) # defaults frrconfig = self.getFRRconfig(f'router ospf vrf {vrf}') self.assertIn(f'router ospf vrf {vrf}', frrconfig) self.assertIn(f' auto-cost reference-bandwidth 100', frrconfig) self.assertIn(f' timers throttle spf 200 1000 10000', frrconfig) # defaults # cleanup self.cli_delete(['vrf', 'name', vrf]) self.cli_delete(['interfaces', 'ethernet', vrf_iface, 'vrf']) def test_ospf_13_export_list(self): # Verify explort-list works on ospf-area acl = '100' seq = '10' area = '0.0.0.10' network = '10.0.0.0/8' self.cli_set(['policy', 'access-list', acl, 'rule', seq, 'action', 'permit']) self.cli_set(['policy', 'access-list', acl, 'rule', seq, 'source', 'any']) self.cli_set(['policy', 'access-list', acl, 'rule', seq, 'destination', 'any']) self.cli_set(base_path + ['area', area, 'network', network]) self.cli_set(base_path + ['area', area, 'export-list', acl]) # commit changes self.cli_commit() # Verify FRR ospfd configuration frrconfig = self.getFRRconfig('router ospf') self.assertIn(f'router ospf', frrconfig) self.assertIn(f' timers throttle spf 200 1000 10000', frrconfig) # default self.assertIn(f' network {network} area {area}', frrconfig) self.assertIn(f' area {area} export-list {acl}', frrconfig) if __name__ == '__main__': logging.basicConfig(stream=sys.stderr, level=logging.DEBUG) unittest.main(verbosity=2)