#!/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 . import unittest from base_vyostest_shim import VyOSUnitTestSHIM from vyos.configsession import ConfigSession from vyos.configsession import ConfigSessionError from vyos.util import cmd base_path = ['policy'] class TestPolicy(VyOSUnitTestSHIM.TestCase): def tearDown(self): self.cli_delete(base_path) self.cli_commit() def test_access_list(self): acls = { '50' : { 'rule' : { '5' : { 'action' : 'permit', 'source' : { 'any' : '' }, }, '10' : { 'action' : 'deny', 'source' : { 'host' : '1.2.3.4' }, }, }, }, '150' : { 'rule' : { '5' : { 'action' : 'permit', 'source' : { 'any' : '' }, 'destination' : { 'host' : '2.2.2.2' }, }, '10' : { 'action' : 'deny', 'source' : { 'any' : '' }, 'destination' : { 'any' : '' }, }, }, }, '2000' : { 'rule' : { '5' : { 'action' : 'permit', 'destination' : { 'any' : '' }, 'source' : { 'network' : '10.0.0.0', 'inverse-mask' : '0.255.255.255' }, }, '10' : { 'action' : 'permit', 'destination' : { 'any' : '' }, 'source' : { 'network' : '172.16.0.0', 'inverse-mask' : '0.15.255.255' }, }, '15' : { 'action' : 'permit', 'destination' : { 'any' : '' }, 'source' : { 'network' : '192.168.0.0', 'inverse-mask' : '0.0.255.255' }, }, '20' : { 'action' : 'permit', 'destination' : { 'network' : '172.16.0.0', 'inverse-mask' : '0.15.255.255' }, 'source' : { 'network' : '10.0.0.0', 'inverse-mask' : '0.255.255.255' }, }, '25' : { 'action' : 'deny', 'destination' : { 'network' : '192.168.0.0', 'inverse-mask' : '0.0.255.255' }, 'source' : { 'network' : '172.16.0.0', 'inverse-mask' : '0.15.255.255' }, }, '30' : { 'action' : 'deny', 'destination' : { 'any' : '' }, 'source' : { 'any' : '' }, }, }, }, } for acl, acl_config in acls.items(): path = base_path + ['access-list', acl] self.cli_set(path + ['description', f'VyOS-ACL-{acl}']) if 'rule' not in acl_config: continue for rule, rule_config in acl_config['rule'].items(): self.cli_set(path + ['rule', rule, 'action', rule_config['action']]) for direction in ['source', 'destination']: if direction in rule_config: if 'any' in rule_config[direction]: self.cli_set(path + ['rule', rule, direction, 'any']) if 'host' in rule_config[direction]: self.cli_set(path + ['rule', rule, direction, 'host', rule_config[direction]['host']]) if 'network' in rule_config[direction]: self.cli_set(path + ['rule', rule, direction, 'network', rule_config[direction]['network']]) self.cli_set(path + ['rule', rule, direction, 'inverse-mask', rule_config[direction]['inverse-mask']]) self.cli_commit() config = self.getFRRconfig('access-list', end='') for acl, acl_config in acls.items(): for rule, rule_config in acl_config['rule'].items(): tmp = f'access-list {acl} seq {rule}' if rule_config['action'] == 'permit': tmp += ' permit' else: tmp += ' deny' if {'source', 'destination'} <= set(rule_config): tmp += ' ip' for direction in ['source', 'destination']: if direction in rule_config: if 'any' in rule_config[direction]: tmp += ' any' if 'host' in rule_config[direction]: # XXX: Some weird side rule from the old vyatta days # possible to clean this up after the vyos-1x migration if int(acl) in range(100, 200) or int(acl) in range(2000, 2700): tmp += ' host' tmp += ' ' + rule_config[direction]['host'] if 'network' in rule_config[direction]: tmp += ' ' + rule_config[direction]['network'] + ' ' + rule_config[direction]['inverse-mask'] self.assertIn(tmp, config) def test_access_list6(self): acls = { '50' : { 'rule' : { '5' : { 'action' : 'permit', 'source' : { 'any' : '' }, }, '10' : { 'action' : 'deny', 'source' : { 'network' : '2001:db8:10::/48', 'exact-match' : '' }, }, '15' : { 'action' : 'deny', 'source' : { 'network' : '2001:db8:20::/48' }, }, }, }, '100' : { 'rule' : { '5' : { 'action' : 'deny', 'source' : { 'network' : '2001:db8:10::/64', 'exact-match' : '' }, }, '10' : { 'action' : 'deny', 'source' : { 'network' : '2001:db8:20::/64', }, }, '15' : { 'action' : 'deny', 'source' : { 'network' : '2001:db8:30::/64', 'exact-match' : '' }, }, '20' : { 'action' : 'deny', 'source' : { 'network' : '2001:db8:40::/64', 'exact-match' : '' }, }, '25' : { 'action' : 'deny', 'source' : { 'any' : '' }, }, }, }, } for acl, acl_config in acls.items(): path = base_path + ['access-list6', acl] self.cli_set(path + ['description', f'VyOS-ACL-{acl}']) if 'rule' not in acl_config: continue for rule, rule_config in acl_config['rule'].items(): self.cli_set(path + ['rule', rule, 'action', rule_config['action']]) for direction in ['source', 'destination']: if direction in rule_config: if 'any' in rule_config[direction]: self.cli_set(path + ['rule', rule, direction, 'any']) if 'network' in rule_config[direction]: self.cli_set(path + ['rule', rule, direction, 'network', rule_config[direction]['network']]) if 'exact-match' in rule_config[direction]: self.cli_set(path + ['rule', rule, direction, 'exact-match']) self.cli_commit() config = self.getFRRconfig('ipv6 access-list', end='') for acl, acl_config in acls.items(): for rule, rule_config in acl_config['rule'].items(): tmp = f'ipv6 access-list {acl} seq {rule}' if rule_config['action'] == 'permit': tmp += ' permit' else: tmp += ' deny' if {'source', 'destination'} <= set(rule_config): tmp += ' ip' for direction in ['source', 'destination']: if direction in rule_config: if 'any' in rule_config[direction]: tmp += ' any' if 'network' in rule_config[direction]: tmp += ' ' + rule_config[direction]['network'] if 'exact-match' in rule_config[direction]: tmp += ' exact-match' self.assertIn(tmp, config) def test_as_path_list(self): test_data = { 'VyOS' : { 'rule' : { '5' : { 'action' : 'permit', 'regex' : '^44501 64502$', }, '10' : { 'action' : 'permit', 'regex' : '44501|44502|44503', }, '15' : { 'action' : 'permit', 'regex' : '^44501_([0-9]+_)+', }, }, }, 'Customers' : { 'rule' : { '5' : { 'action' : 'permit', 'regex' : '_10_', }, '10' : { 'action' : 'permit', 'regex' : '_20_', }, '15' : { 'action' : 'permit', 'regex' : '_30_', }, '20' : { 'action' : 'deny', 'regex' : '_40_', }, }, }, 'bogons' : { 'rule' : { '5' : { 'action' : 'permit', 'regex' : '_0_', }, '10' : { 'action' : 'permit', 'regex' : '_23456_', }, '15' : { 'action' : 'permit', 'regex' : '_6449[6-9]_|_65[0-4][0-9][0-9]_|_655[0-4][0-9]_|_6555[0-1]_', }, '20' : { 'action' : 'permit', 'regex' : '_6555[2-9]_|_655[6-9][0-9]_|_65[6-9][0-9][0-9]_|_6[6-9][0-9][0-9][0-]_|_[7-9][0-9][0-9][0-9][0-9]_|_1[0-2][0-9][0-9][0-9][0-9]_|_130[0-9][0-9][0-9]_|_1310[0-6][0-9]_|_13107[01]_', }, }, }, } for as_path, as_path_config in test_data.items(): path = base_path + ['as-path-list', as_path] self.cli_set(path + ['description', f'VyOS-ASPATH-{as_path}']) if 'rule' not in as_path_config: continue for rule, rule_config in as_path_config['rule'].items(): if 'action' in rule_config: self.cli_set(path + ['rule', rule, 'action', rule_config['action']]) if 'regex' in rule_config: self.cli_set(path + ['rule', rule, 'regex', rule_config['regex']]) self.cli_commit() config = self.getFRRconfig('bgp as-path access-list', end='') for as_path, as_path_config in test_data.items(): if 'rule' not in as_path_config: continue for rule, rule_config in as_path_config['rule'].items(): tmp = f'bgp as-path access-list {as_path}' if rule_config['action'] == 'permit': tmp += ' permit' else: tmp += ' deny' tmp += ' ' + rule_config['regex'] self.assertIn(tmp, config) def test_community_list(self): test_data = { '100' : { 'rule' : { '5' : { 'action' : 'permit', 'regex' : '.*', }, }, }, '200' : { 'rule' : { '5' : { 'action' : 'deny', 'regex' : '^1:201$', }, '10' : { 'action' : 'deny', 'regex' : '1:101$', }, '15' : { 'action' : 'deny', 'regex' : '^1:100$', }, }, }, } for comm_list, comm_list_config in test_data.items(): path = base_path + ['community-list', comm_list] self.cli_set(path + ['description', f'VyOS-COMM-{comm_list}']) if 'rule' not in comm_list_config: continue for rule, rule_config in comm_list_config['rule'].items(): if 'action' in rule_config: self.cli_set(path + ['rule', rule, 'action', rule_config['action']]) if 'regex' in rule_config: self.cli_set(path + ['rule', rule, 'regex', rule_config['regex']]) self.cli_commit() config = self.getFRRconfig('bgp community-list', end='') for comm_list, comm_list_config in test_data.items(): if 'rule' not in comm_list_config: continue for rule, rule_config in comm_list_config['rule'].items(): tmp = f'bgp community-list {comm_list} seq {rule}' if rule_config['action'] == 'permit': tmp += ' permit' else: tmp += ' deny' tmp += ' ' + rule_config['regex'] self.assertIn(tmp, config) def test_extended_community_list(self): test_data = { 'foo' : { 'rule' : { '5' : { 'action' : 'permit', 'regex' : '.*', }, }, }, '200' : { 'rule' : { '5' : { 'action' : 'deny', 'regex' : '^1:201$', }, '10' : { 'action' : 'deny', 'regex' : '1:101$', }, '15' : { 'action' : 'deny', 'regex' : '^1:100$', }, }, }, } for comm_list, comm_list_config in test_data.items(): path = base_path + ['extcommunity-list', comm_list] self.cli_set(path + ['description', f'VyOS-EXTCOMM-{comm_list}']) if 'rule' not in comm_list_config: continue for rule, rule_config in comm_list_config['rule'].items(): if 'action' in rule_config: self.cli_set(path + ['rule', rule, 'action', rule_config['action']]) if 'regex' in rule_config: self.cli_set(path + ['rule', rule, 'regex', rule_config['regex']]) self.cli_commit() config = self.getFRRconfig('bgp extcommunity-list', end='') for comm_list, comm_list_config in test_data.items(): if 'rule' not in comm_list_config: continue for rule, rule_config in comm_list_config['rule'].items(): # if the community is not a number but a name, the expanded # keyword is used expanded = '' if not comm_list.isnumeric(): expanded = ' expanded' tmp = f'bgp extcommunity-list{expanded} {comm_list} seq {rule}' if rule_config['action'] == 'permit': tmp += ' permit' else: tmp += ' deny' tmp += ' ' + rule_config['regex'] self.assertIn(tmp, config) def test_large_community_list(self): test_data = { 'foo' : { 'rule' : { '5' : { 'action' : 'permit', 'regex' : '667:123:100', }, }, }, 'bar' : { 'rule' : { '5' : { 'action' : 'permit', 'regex' : '65000:120:10', }, '10' : { 'action' : 'permit', 'regex' : '65000:120:20', }, '15' : { 'action' : 'permit', 'regex' : '65000:120:30', }, }, }, } for comm_list, comm_list_config in test_data.items(): path = base_path + ['large-community-list', comm_list] self.cli_set(path + ['description', f'VyOS-LARGECOMM-{comm_list}']) if 'rule' not in comm_list_config: continue for rule, rule_config in comm_list_config['rule'].items(): if 'action' in rule_config: self.cli_set(path + ['rule', rule, 'action', rule_config['action']]) if 'regex' in rule_config: self.cli_set(path + ['rule', rule, 'regex', rule_config['regex']]) self.cli_commit() config = self.getFRRconfig('bgp large-community-list', end='') for comm_list, comm_list_config in test_data.items(): if 'rule' not in comm_list_config: continue for rule, rule_config in comm_list_config['rule'].items(): tmp = f'bgp large-community-list expanded {comm_list} seq {rule}' if rule_config['action'] == 'permit': tmp += ' permit' else: tmp += ' deny' tmp += ' ' + rule_config['regex'] self.assertIn(tmp, config) def test_prefix_list(self): test_data = { 'foo' : { 'rule' : { '5' : { 'action' : 'permit', 'prefix' : '10.0.0.0/8', 'ge' : '16', 'le' : '24', }, '10' : { 'action' : 'deny', 'prefix' : '172.16.0.0/12', 'ge' : '16', }, '15' : { 'action' : 'permit', 'prefix' : '192.168.0.0/16', }, }, }, 'bar' : { 'rule' : { '5' : { 'action' : 'permit', 'prefix' : '10.0.10.0/24', 'ge' : '25', 'le' : '26', }, '10' : { 'action' : 'deny', 'prefix' : '10.0.20.0/24', 'le' : '25', }, '15' : { 'action' : 'permit', 'prefix' : '10.0.25.0/24', }, }, }, } for prefix_list, prefix_list_config in test_data.items(): path = base_path + ['prefix-list', prefix_list] self.cli_set(path + ['description', f'VyOS-PFX-LIST-{prefix_list}']) if 'rule' not in prefix_list_config: continue for rule, rule_config in prefix_list_config['rule'].items(): if 'action' in rule_config: self.cli_set(path + ['rule', rule, 'action', rule_config['action']]) if 'prefix' in rule_config: self.cli_set(path + ['rule', rule, 'prefix', rule_config['prefix']]) if 'ge' in rule_config: self.cli_set(path + ['rule', rule, 'ge', rule_config['ge']]) if 'le' in rule_config: self.cli_set(path + ['rule', rule, 'le', rule_config['le']]) self.cli_commit() config = self.getFRRconfig('ip prefix-list', end='') for prefix_list, prefix_list_config in test_data.items(): if 'rule' not in prefix_list_config: continue for rule, rule_config in prefix_list_config['rule'].items(): tmp = f'ip prefix-list {prefix_list} seq {rule}' if rule_config['action'] == 'permit': tmp += ' permit' else: tmp += ' deny' tmp += ' ' + rule_config['prefix'] if 'ge' in rule_config: tmp += ' ge ' + rule_config['ge'] if 'le' in rule_config: tmp += ' le ' + rule_config['le'] self.assertIn(tmp, config) def test_prefix_list6(self): test_data = { 'foo' : { 'rule' : { '5' : { 'action' : 'permit', 'prefix' : '2001:db8::/32', 'ge' : '40', 'le' : '48', }, '10' : { 'action' : 'deny', 'prefix' : '2001:db8::/32', 'ge' : '48', }, '15' : { 'action' : 'permit', 'prefix' : '2001:db8:1000::/64', }, }, }, 'bar' : { 'rule' : { '5' : { 'action' : 'permit', 'prefix' : '2001:db8:100::/40', 'ge' : '48', }, '10' : { 'action' : 'permit', 'prefix' : '2001:db8:200::/40', 'ge' : '48', }, '15' : { 'action' : 'deny', 'prefix' : '2001:db8:300::/40', 'le' : '64', }, }, }, } for prefix_list, prefix_list_config in test_data.items(): path = base_path + ['prefix-list6', prefix_list] self.cli_set(path + ['description', f'VyOS-PFX-LIST-{prefix_list}']) if 'rule' not in prefix_list_config: continue for rule, rule_config in prefix_list_config['rule'].items(): if 'action' in rule_config: self.cli_set(path + ['rule', rule, 'action', rule_config['action']]) if 'prefix' in rule_config: self.cli_set(path + ['rule', rule, 'prefix', rule_config['prefix']]) if 'ge' in rule_config: self.cli_set(path + ['rule', rule, 'ge', rule_config['ge']]) if 'le' in rule_config: self.cli_set(path + ['rule', rule, 'le', rule_config['le']]) self.cli_commit() config = self.getFRRconfig('ipv6 prefix-list', end='') for prefix_list, prefix_list_config in test_data.items(): if 'rule' not in prefix_list_config: continue for rule, rule_config in prefix_list_config['rule'].items(): tmp = f'ipv6 prefix-list {prefix_list} seq {rule}' if rule_config['action'] == 'permit': tmp += ' permit' else: tmp += ' deny' tmp += ' ' + rule_config['prefix'] if 'ge' in rule_config: tmp += ' ge ' + rule_config['ge'] if 'le' in rule_config: tmp += ' le ' + rule_config['le'] self.assertIn(tmp, config) # Test set table for some sources def test_table_id(self): path = base_path + ['local-route'] sources = ['203.0.113.1', '203.0.113.2'] rule = '50' table = '23' for src in sources: self.cli_set(path + ['rule', rule, 'set', 'table', table]) self.cli_set(path + ['rule', rule, 'source', src]) self.cli_commit() # Check generated configuration # Expected values original = """ 50: from 203.0.113.1 lookup 23 50: from 203.0.113.2 lookup 23 """ tmp = cmd('ip rule show prio 50') original = original.split() tmp = tmp.split() self.assertEqual(tmp, original) if __name__ == '__main__': unittest.main(verbosity=2)