#!/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 ConfigSessionError from vyos.template import is_ipv6 from vyos.util import process_named_running PROCESS_NAME = 'bgpd' ASN = '64512' base_path = ['protocols', 'bgp'] route_map_in = 'foo-map-in' route_map_out = 'foo-map-out' prefix_list_in = 'pfx-foo-in' prefix_list_out = 'pfx-foo-out' prefix_list_in6 = 'pfx-foo-in6' prefix_list_out6 = 'pfx-foo-out6' bfd_profile = 'foo-bar-baz' neighbor_config = { '192.0.2.1' : { 'bfd' : '', 'cap_dynamic' : '', 'cap_ext_next' : '', 'remote_as' : '100', 'adv_interv' : '400', 'passive' : '', 'password' : 'VyOS-Secure123', 'shutdown' : '', 'cap_over' : '', 'ttl_security' : '5', 'local_as' : '300', 'route_map_in' : route_map_in, 'route_map_out': route_map_out, 'no_send_comm_ext' : '', 'addpath_all' : '', }, '192.0.2.2' : { 'bfd_profile' : bfd_profile, 'remote_as' : '200', 'shutdown' : '', 'no_cap_nego' : '', 'port' : '667', 'cap_strict' : '', 'pfx_list_in' : prefix_list_in, 'pfx_list_out' : prefix_list_out, 'no_send_comm_std' : '', }, '192.0.2.3' : { 'description' : 'foo bar baz', 'remote_as' : '200', 'passive' : '', 'multi_hop' : '5', 'update_src' : 'lo', }, '2001:db8::1' : { 'cap_dynamic' : '', 'cap_ext_next' : '', 'remote_as' : '123', 'adv_interv' : '400', 'passive' : '', 'password' : 'VyOS-Secure123', 'shutdown' : '', 'cap_over' : '', 'ttl_security' : '5', 'local_as' : '300', 'solo' : '', 'route_map_in' : route_map_in, 'route_map_out': route_map_out, 'no_send_comm_std' : '', 'addpath_per_as' : '', }, '2001:db8::2' : { 'remote_as' : '456', 'shutdown' : '', 'no_cap_nego' : '', 'port' : '667', 'cap_strict' : '', 'pfx_list_in' : prefix_list_in6, 'pfx_list_out' : prefix_list_out6, 'no_send_comm_ext' : '', }, } peer_group_config = { 'foo' : { 'bfd' : '', 'remote_as' : '100', 'passive' : '', 'password' : 'VyOS-Secure123', 'shutdown' : '', 'cap_over' : '', 'ttl_security': '5', }, 'bar' : { 'description' : 'foo peer bar group', 'remote_as' : '200', 'shutdown' : '', 'no_cap_nego' : '', 'local_as' : '300', 'pfx_list_in' : prefix_list_in, 'pfx_list_out' : prefix_list_out, 'no_send_comm_ext' : '', }, 'baz' : { 'bfd_profile' : bfd_profile, 'cap_dynamic' : '', 'cap_ext_next' : '', 'remote_as' : '200', 'passive' : '', 'multi_hop' : '5', 'update_src' : 'lo', 'route_map_in' : route_map_in, 'route_map_out': route_map_out, }, } class TestProtocolsBGP(VyOSUnitTestSHIM.TestCase): def setUp(self): self.cli_set(['policy', 'route-map', route_map_in, 'rule', '10', 'action', 'permit']) self.cli_set(['policy', 'route-map', route_map_out, 'rule', '10', 'action', 'permit']) self.cli_set(['policy', 'prefix-list', prefix_list_in, 'rule', '10', 'action', 'permit']) self.cli_set(['policy', 'prefix-list', prefix_list_in, 'rule', '10', 'prefix', '192.0.2.0/25']) self.cli_set(['policy', 'prefix-list', prefix_list_out, 'rule', '10', 'action', 'permit']) self.cli_set(['policy', 'prefix-list', prefix_list_out, 'rule', '10', 'prefix', '192.0.2.128/25']) self.cli_set(['policy', 'prefix-list6', prefix_list_in6, 'rule', '10', 'action', 'permit']) self.cli_set(['policy', 'prefix-list6', prefix_list_in6, 'rule', '10', 'prefix', '2001:db8:1000::/64']) self.cli_set(['policy', 'prefix-list6', prefix_list_out6, 'rule', '10', 'action', 'deny']) self.cli_set(['policy', 'prefix-list6', prefix_list_out6, 'rule', '10', 'prefix', '2001:db8:2000::/64']) self.cli_set(base_path + ['local-as', ASN]) def tearDown(self): self.cli_delete(['policy']) self.cli_delete(['vrf']) self.cli_delete(base_path) self.cli_commit() # Check for running process self.assertTrue(process_named_running(PROCESS_NAME)) def verify_frr_config(self, peer, peer_config, frrconfig): # recurring patterns to verify for both a simple neighbor and a peer-group if 'bfd' in peer_config: self.assertIn(f' neighbor {peer} bfd', frrconfig) if 'bfd_profile' in peer_config: self.assertIn(f' neighbor {peer} bfd profile {peer_config["bfd_profile"]}', frrconfig) self.assertIn(f' neighbor {peer} bfd check-control-plane-failure', frrconfig) if 'cap_dynamic' in peer_config: self.assertIn(f' neighbor {peer} capability dynamic', frrconfig) if 'cap_ext_next' in peer_config: self.assertIn(f' neighbor {peer} capability extended-nexthop', frrconfig) if 'description' in peer_config: self.assertIn(f' neighbor {peer} description {peer_config["description"]}', frrconfig) if 'no_cap_nego' in peer_config: self.assertIn(f' neighbor {peer} dont-capability-negotiate', frrconfig) if 'multi_hop' in peer_config: self.assertIn(f' neighbor {peer} ebgp-multihop {peer_config["multi_hop"]}', frrconfig) if 'local_as' in peer_config: self.assertIn(f' neighbor {peer} local-as {peer_config["local_as"]} no-prepend replace-as', frrconfig) if 'cap_over' in peer_config: self.assertIn(f' neighbor {peer} override-capability', frrconfig) if 'passive' in peer_config: self.assertIn(f' neighbor {peer} passive', frrconfig) if 'password' in peer_config: self.assertIn(f' neighbor {peer} password {peer_config["password"]}', frrconfig) if 'remote_as' in peer_config: self.assertIn(f' neighbor {peer} remote-as {peer_config["remote_as"]}', frrconfig) if 'solo' in peer_config: self.assertIn(f' neighbor {peer} solo', frrconfig) if 'shutdown' in peer_config: self.assertIn(f' neighbor {peer} shutdown', frrconfig) if 'ttl_security' in peer_config: self.assertIn(f' neighbor {peer} ttl-security hops {peer_config["ttl_security"]}', frrconfig) if 'update_src' in peer_config: self.assertIn(f' neighbor {peer} update-source {peer_config["update_src"]}', frrconfig) if 'route_map_in' in peer_config: self.assertIn(f' neighbor {peer} route-map {peer_config["route_map_in"]} in', frrconfig) if 'route_map_out' in peer_config: self.assertIn(f' neighbor {peer} route-map {peer_config["route_map_out"]} out', frrconfig) if 'pfx_list_in' in peer_config: self.assertIn(f' neighbor {peer} prefix-list {peer_config["pfx_list_in"]} in', frrconfig) if 'pfx_list_out' in peer_config: self.assertIn(f' neighbor {peer} prefix-list {peer_config["pfx_list_out"]} out', frrconfig) if 'no_send_comm_std' in peer_config: self.assertIn(f' no neighbor {peer} send-community', frrconfig) if 'no_send_comm_ext' in peer_config: self.assertIn(f' no neighbor {peer} send-community extended', frrconfig) if 'addpath_all' in peer_config: self.assertIn(f' neighbor {peer} addpath-tx-all-paths', frrconfig) if 'addpath_per_as' in peer_config: self.assertIn(f' neighbor {peer} addpath-tx-bestpath-per-AS', frrconfig) def test_bgp_01_simple(self): router_id = '127.0.0.1' local_pref = '500' stalepath_time = '60' max_path_v4 = '2' max_path_v4ibgp = '4' max_path_v6 = '8' max_path_v6ibgp = '16' cond_adv_timer = '30' min_hold_time = '2' self.cli_set(base_path + ['parameters', 'router-id', router_id]) self.cli_set(base_path + ['parameters', 'log-neighbor-changes']) # Local AS number MUST be defined - as this is set in setUp() we remove # this once for testing of the proper error self.cli_delete(base_path + ['local-as']) with self.assertRaises(ConfigSessionError): self.cli_commit() self.cli_set(base_path + ['local-as', ASN]) # Default local preference (higher = more preferred, default value is 100) self.cli_set(base_path + ['parameters', 'default', 'local-pref', local_pref]) self.cli_set(base_path + ['parameters', 'graceful-restart', 'stalepath-time', stalepath_time]) self.cli_set(base_path + ['parameters', 'graceful-shutdown']) self.cli_set(base_path + ['parameters', 'ebgp-requires-policy']) self.cli_set(base_path + ['parameters', 'bestpath', 'as-path', 'multipath-relax']) self.cli_set(base_path + ['parameters', 'bestpath', 'bandwidth', 'default-weight-for-missing']) self.cli_set(base_path + ['parameters', 'bestpath', 'compare-routerid']) self.cli_set(base_path + ['parameters', 'conditional-advertisement', 'timer', cond_adv_timer]) self.cli_set(base_path + ['parameters', 'fast-convergence']) self.cli_set(base_path + ['parameters', 'minimum-holdtime', min_hold_time]) self.cli_set(base_path + ['parameters', 'reject-as-sets']) # AFI maximum path support self.cli_set(base_path + ['address-family', 'ipv4-unicast', 'maximum-paths', 'ebgp', max_path_v4]) self.cli_set(base_path + ['address-family', 'ipv4-unicast', 'maximum-paths', 'ibgp', max_path_v4ibgp]) self.cli_set(base_path + ['address-family', 'ipv6-unicast', 'maximum-paths', 'ebgp', max_path_v6]) self.cli_set(base_path + ['address-family', 'ipv6-unicast', 'maximum-paths', 'ibgp', max_path_v6ibgp]) # commit changes self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) self.assertIn(f' bgp router-id {router_id}', frrconfig) self.assertIn(f' bgp log-neighbor-changes', frrconfig) self.assertIn(f' bgp default local-preference {local_pref}', frrconfig) self.assertIn(f' bgp conditional-advertisement timer {cond_adv_timer}', frrconfig) self.assertIn(f' bgp fast-convergence', frrconfig) self.assertIn(f' bgp graceful-restart stalepath-time {stalepath_time}', frrconfig) self.assertIn(f' bgp graceful-shutdown', frrconfig) self.assertIn(f' bgp bestpath as-path multipath-relax', frrconfig) self.assertIn(f' bgp bestpath bandwidth default-weight-for-missing', frrconfig) self.assertIn(f' bgp bestpath compare-routerid', frrconfig) self.assertIn(f' bgp minimum-holdtime {min_hold_time}', frrconfig) self.assertIn(f' bgp reject-as-sets', frrconfig) self.assertNotIn(f'bgp ebgp-requires-policy', frrconfig) afiv4_config = self.getFRRconfig(' address-family ipv4 unicast') self.assertIn(f' maximum-paths {max_path_v4}', afiv4_config) self.assertIn(f' maximum-paths ibgp {max_path_v4ibgp}', afiv4_config) afiv6_config = self.getFRRconfig(' address-family ipv6 unicast') self.assertIn(f' maximum-paths {max_path_v6}', afiv6_config) self.assertIn(f' maximum-paths ibgp {max_path_v6ibgp}', afiv6_config) def test_bgp_02_neighbors(self): # Test out individual neighbor configuration items, not all of them are # also available to a peer-group! for peer, peer_config in neighbor_config.items(): afi = 'ipv4-unicast' if is_ipv6(peer): afi = 'ipv6-unicast' if 'adv_interv' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'advertisement-interval', peer_config["adv_interv"]]) if 'bfd' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'bfd']) if 'bfd_profile' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'bfd', 'profile', peer_config["bfd_profile"]]) self.cli_set(base_path + ['neighbor', peer, 'bfd', 'check-control-plane-failure']) if 'cap_dynamic' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'capability', 'dynamic']) if 'cap_ext_next' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'capability', 'extended-nexthop']) if 'description' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'description', peer_config["description"]]) if 'no_cap_nego' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'disable-capability-negotiation']) if 'multi_hop' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'ebgp-multihop', peer_config["multi_hop"]]) if 'local_as' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'local-as', peer_config["local_as"], 'no-prepend', 'replace-as']) if 'cap_over' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'override-capability']) if 'passive' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'passive']) if 'password' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'password', peer_config["password"]]) if 'port' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'port', peer_config["port"]]) if 'remote_as' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'remote-as', peer_config["remote_as"]]) if 'cap_strict' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'strict-capability-match']) if 'shutdown' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'shutdown']) if 'solo' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'solo']) if 'ttl_security' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'ttl-security', 'hops', peer_config["ttl_security"]]) if 'update_src' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'update-source', peer_config["update_src"]]) if 'route_map_in' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'address-family', afi, 'route-map', 'import', peer_config["route_map_in"]]) if 'route_map_out' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'address-family', afi, 'route-map', 'export', peer_config["route_map_out"]]) if 'pfx_list_in' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'address-family', afi, 'prefix-list', 'import', peer_config["pfx_list_in"]]) if 'pfx_list_out' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'address-family', afi, 'prefix-list', 'export', peer_config["pfx_list_out"]]) if 'no_send_comm_std' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'address-family', afi, 'disable-send-community', 'standard']) if 'no_send_comm_ext' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'address-family', afi, 'disable-send-community', 'extended']) if 'addpath_all' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'address-family', afi, 'addpath-tx-all']) if 'addpath_per_as' in peer_config: self.cli_set(base_path + ['neighbor', peer, 'address-family', afi, 'addpath-tx-per-as']) # commit changes self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) for peer, peer_config in neighbor_config.items(): if 'adv_interv' in peer_config: self.assertIn(f' neighbor {peer} advertisement-interval {peer_config["adv_interv"]}', frrconfig) if 'port' in peer_config: self.assertIn(f' neighbor {peer} port {peer_config["port"]}', frrconfig) if 'cap_strict' in peer_config: self.assertIn(f' neighbor {peer} strict-capability-match', frrconfig) self.verify_frr_config(peer, peer_config, frrconfig) def test_bgp_03_peer_groups(self): # Test out individual peer-group configuration items for peer_group, config in peer_group_config.items(): if 'bfd' in config: self.cli_set(base_path + ['peer-group', peer_group, 'bfd']) if 'bfd_profile' in config: self.cli_set(base_path + ['peer-group', peer_group, 'bfd', 'profile', config["bfd_profile"]]) self.cli_set(base_path + ['peer-group', peer_group, 'bfd', 'check-control-plane-failure']) if 'cap_dynamic' in config: self.cli_set(base_path + ['peer-group', peer_group, 'capability', 'dynamic']) if 'cap_ext_next' in config: self.cli_set(base_path + ['peer-group', peer_group, 'capability', 'extended-nexthop']) if 'description' in config: self.cli_set(base_path + ['peer-group', peer_group, 'description', config["description"]]) if 'no_cap_nego' in config: self.cli_set(base_path + ['peer-group', peer_group, 'disable-capability-negotiation']) if 'multi_hop' in config: self.cli_set(base_path + ['peer-group', peer_group, 'ebgp-multihop', config["multi_hop"]]) if 'local_as' in config: self.cli_set(base_path + ['peer-group', peer_group, 'local-as', config["local_as"], 'no-prepend', 'replace-as']) if 'cap_over' in config: self.cli_set(base_path + ['peer-group', peer_group, 'override-capability']) if 'passive' in config: self.cli_set(base_path + ['peer-group', peer_group, 'passive']) if 'password' in config: self.cli_set(base_path + ['peer-group', peer_group, 'password', config["password"]]) if 'remote_as' in config: self.cli_set(base_path + ['peer-group', peer_group, 'remote-as', config["remote_as"]]) if 'shutdown' in config: self.cli_set(base_path + ['peer-group', peer_group, 'shutdown']) if 'ttl_security' in config: self.cli_set(base_path + ['peer-group', peer_group, 'ttl-security', 'hops', config["ttl_security"]]) if 'update_src' in config: self.cli_set(base_path + ['peer-group', peer_group, 'update-source', config["update_src"]]) if 'route_map_in' in config: self.cli_set(base_path + ['peer-group', peer_group, 'address-family', 'ipv4-unicast', 'route-map', 'import', config["route_map_in"]]) if 'route_map_out' in config: self.cli_set(base_path + ['peer-group', peer_group, 'address-family', 'ipv4-unicast', 'route-map', 'export', config["route_map_out"]]) if 'pfx_list_in' in config: self.cli_set(base_path + ['peer-group', peer_group, 'address-family', 'ipv4-unicast', 'prefix-list', 'import', config["pfx_list_in"]]) if 'pfx_list_out' in config: self.cli_set(base_path + ['peer-group', peer_group, 'address-family', 'ipv4-unicast', 'prefix-list', 'export', config["pfx_list_out"]]) if 'no_send_comm_std' in config: self.cli_set(base_path + ['peer-group', peer_group, 'address-family', 'ipv4-unicast', 'disable-send-community', 'standard']) if 'no_send_comm_ext' in config: self.cli_set(base_path + ['peer-group', peer_group, 'address-family', 'ipv4-unicast', 'disable-send-community', 'extended']) if 'addpath_all' in config: self.cli_set(base_path + ['peer-group', peer_group, 'address-family', 'ipv4-unicast', 'addpath-tx-all']) if 'addpath_per_as' in config: self.cli_set(base_path + ['peer-group', peer_group, 'address-family', 'ipv4-unicast', 'addpath-tx-per-as']) # commit changes self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) for peer, peer_config in peer_group_config.items(): self.assertIn(f' neighbor {peer_group} peer-group', frrconfig) self.verify_frr_config(peer, peer_config, frrconfig) def test_bgp_04_afi_ipv4(self): networks = { '10.0.0.0/8' : { 'as_set' : '', }, '100.64.0.0/10' : { 'as_set' : '', }, '192.168.0.0/16' : { 'summary_only' : '', }, } # We want to redistribute ... redistributes = ['connected', 'isis', 'kernel', 'ospf', 'rip', 'static'] for redistribute in redistributes: self.cli_set(base_path + ['address-family', 'ipv4-unicast', 'redistribute', redistribute]) for network, network_config in networks.items(): self.cli_set(base_path + ['address-family', 'ipv4-unicast', 'network', network]) if 'as_set' in network_config: self.cli_set(base_path + ['address-family', 'ipv4-unicast', 'aggregate-address', network, 'as-set']) if 'summary_only' in network_config: self.cli_set(base_path + ['address-family', 'ipv4-unicast', 'aggregate-address', network, 'summary-only']) # commit changes self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) self.assertIn(f' address-family ipv4 unicast', frrconfig) for redistribute in redistributes: self.assertIn(f' redistribute {redistribute}', frrconfig) for network, network_config in networks.items(): self.assertIn(f' network {network}', frrconfig) if 'as_set' in network_config: self.assertIn(f' aggregate-address {network} as-set', frrconfig) if 'summary_only' in network_config: self.assertIn(f' aggregate-address {network} summary-only', frrconfig) def test_bgp_05_afi_ipv6(self): networks = { '2001:db8:100::/48' : { }, '2001:db8:200::/48' : { }, '2001:db8:300::/48' : { 'summary_only' : '', }, } # We want to redistribute ... redistributes = ['connected', 'kernel', 'ospfv3', 'ripng', 'static'] for redistribute in redistributes: self.cli_set(base_path + ['address-family', 'ipv6-unicast', 'redistribute', redistribute]) for network, network_config in networks.items(): self.cli_set(base_path + ['address-family', 'ipv6-unicast', 'network', network]) if 'summary_only' in network_config: self.cli_set(base_path + ['address-family', 'ipv6-unicast', 'aggregate-address', network, 'summary-only']) # commit changes self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) self.assertIn(f' address-family ipv6 unicast', frrconfig) # T2100: By default ebgp-requires-policy is disabled to keep VyOS # 1.3 and 1.2 backwards compatibility self.assertIn(f' no bgp ebgp-requires-policy', frrconfig) for redistribute in redistributes: # FRR calls this OSPF6 if redistribute == 'ospfv3': redistribute = 'ospf6' self.assertIn(f' redistribute {redistribute}', frrconfig) for network, network_config in networks.items(): self.assertIn(f' network {network}', frrconfig) if 'as_set' in network_config: self.assertIn(f' aggregate-address {network} summary-only', frrconfig) def test_bgp_06_listen_range(self): # Implemented via T1875 limit = '64' listen_ranges = ['192.0.2.0/25', '192.0.2.128/25'] peer_group = 'listenfoobar' self.cli_set(base_path + ['listen', 'limit', limit]) for prefix in listen_ranges: self.cli_set(base_path + ['listen', 'range', prefix]) # check validate() - peer-group must be defined for range/prefix with self.assertRaises(ConfigSessionError): self.cli_commit() self.cli_set(base_path + ['listen', 'range', prefix, 'peer-group', peer_group]) # check validate() - peer-group does yet not exist! with self.assertRaises(ConfigSessionError): self.cli_commit() self.cli_set(base_path + ['peer-group', peer_group, 'remote-as', ASN]) # commit changes self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) self.assertIn(f' neighbor {peer_group} peer-group', frrconfig) self.assertIn(f' neighbor {peer_group} remote-as {ASN}', frrconfig) self.assertIn(f' bgp listen limit {limit}', frrconfig) for prefix in listen_ranges: self.assertIn(f' bgp listen range {prefix} peer-group {peer_group}', frrconfig) def test_bgp_07_l2vpn_evpn(self): vnis = ['10010', '10020', '10030'] neighbors = ['192.0.2.10', '192.0.2.20', '192.0.2.30'] self.cli_set(base_path + ['address-family', 'l2vpn-evpn', 'advertise-all-vni']) self.cli_set(base_path + ['address-family', 'l2vpn-evpn', 'advertise-default-gw']) self.cli_set(base_path + ['address-family', 'l2vpn-evpn', 'advertise-svi-ip']) self.cli_set(base_path + ['address-family', 'l2vpn-evpn', 'flooding', 'disable']) for vni in vnis: self.cli_set(base_path + ['address-family', 'l2vpn-evpn', 'vni', vni, 'advertise-default-gw']) self.cli_set(base_path + ['address-family', 'l2vpn-evpn', 'vni', vni, 'advertise-svi-ip']) # commit changes self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) self.assertIn(f' address-family l2vpn evpn', frrconfig) self.assertIn(f' advertise-all-vni', frrconfig) self.assertIn(f' advertise-default-gw', frrconfig) self.assertIn(f' advertise-svi-ip', frrconfig) self.assertIn(f' flooding disable', frrconfig) for vni in vnis: vniconfig = self.getFRRconfig(f' vni {vni}') self.assertIn(f'vni {vni}', vniconfig) self.assertIn(f' advertise-default-gw', vniconfig) self.assertIn(f' advertise-svi-ip', vniconfig) def test_bgp_08_zebra_route_map(self): # Implemented because of T3328 self.cli_set(base_path + ['route-map', route_map_in]) # commit changes self.cli_commit() # Verify FRR configuration zebra_route_map = f'ip protocol bgp route-map {route_map_in}' 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_bgp_09_distance_and_flowspec(self): distance_external = '25' distance_internal = '30' distance_local = '35' distance_v4_prefix = '169.254.0.0/32' distance_v6_prefix = '2001::/128' distance_prefix_value = '110' distance_families = ['ipv4-unicast', 'ipv6-unicast','ipv4-multicast', 'ipv6-multicast'] verify_families = ['ipv4 unicast', 'ipv6 unicast','ipv4 multicast', 'ipv6 multicast'] flowspec_families = ['address-family ipv4 flowspec', 'address-family ipv6 flowspec'] flowspec_int = 'lo' # Per family distance support for family in distance_families: self.cli_set(base_path + ['address-family', family, 'distance', 'external', distance_external]) self.cli_set(base_path + ['address-family', family, 'distance', 'internal', distance_internal]) self.cli_set(base_path + ['address-family', family, 'distance', 'local', distance_local]) if 'ipv4' in family: self.cli_set(base_path + ['address-family', family, 'distance', 'prefix', distance_v4_prefix, 'distance', distance_prefix_value]) if 'ipv6' in family: self.cli_set(base_path + ['address-family', family, 'distance', 'prefix', distance_v6_prefix, 'distance', distance_prefix_value]) # IPv4 flowspec interface check self.cli_set(base_path + ['address-family', 'ipv4-flowspec', 'local-install', 'interface', flowspec_int]) # IPv6 flowspec interface check self.cli_set(base_path + ['address-family', 'ipv6-flowspec', 'local-install', 'interface', flowspec_int]) # Commit changes self.cli_commit() # Verify FRR distances configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) for family in verify_families: self.assertIn(f'address-family {family}', frrconfig) self.assertIn(f'distance bgp {distance_external} {distance_internal} {distance_local}', frrconfig) if 'ipv4' in family: self.assertIn(f'distance {distance_prefix_value} {distance_v4_prefix}', frrconfig) if 'ipv6' in family: self.assertIn(f'distance {distance_prefix_value} {distance_v6_prefix}', frrconfig) # Verify FRR flowspec configuration for family in flowspec_families: self.assertIn(f'{family}', frrconfig) self.assertIn(f'local-install {flowspec_int}', frrconfig) def test_bgp_10_vrf_simple(self): router_id = '127.0.0.3' vrfs = ['red', 'green', 'blue'] # It is safe to assume that when the basic VRF test works, all # other BGP related features work, as we entirely inherit the CLI # templates and Jinja2 FRR template. table = '1000' self.cli_set(base_path + ['local-as', ASN]) # testing only one AFI is sufficient as it's generic code for vrf in vrfs: vrf_base = ['vrf', 'name', vrf] self.cli_set(vrf_base + ['table', table]) self.cli_set(vrf_base + ['protocols', 'bgp', 'local-as', ASN]) self.cli_set(vrf_base + ['protocols', 'bgp', 'parameters', 'router-id', router_id]) self.cli_set(vrf_base + ['protocols', 'bgp', 'route-map', route_map_in]) table = str(int(table) + 1000) # import VRF routes do main RIB self.cli_set(base_path + ['address-family', 'ipv6-unicast', 'import', 'vrf', vrf]) self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) self.assertIn(f' address-family ipv6 unicast', frrconfig) for vrf in vrfs: self.assertIn(f' import vrf {vrf}', frrconfig) # Verify FRR bgpd configuration frr_vrf_config = self.getFRRconfig(f'router bgp {ASN} vrf {vrf}') self.assertIn(f'router bgp {ASN} vrf {vrf}', frr_vrf_config) self.assertIn(f' bgp router-id {router_id}', frr_vrf_config) # XXX: Currently this is not working as FRR() class does not support # route-maps for multiple vrfs because the modify_section() only works # on lines and not text blocks. # # vrfconfig = self.getFRRconfig(f'vrf {vrf}') # zebra_route_map = f' ip protocol bgp route-map {route_map_in}' # self.assertIn(zebra_route_map, vrfconfig) def test_bgp_11_confederation(self): router_id = '127.10.10.2' confed_id = str(int(ASN) + 1) confed_asns = '10 20 30 40' self.cli_set(base_path + ['local-as', ASN]) self.cli_set(base_path + ['parameters', 'router-id', router_id]) self.cli_set(base_path + ['parameters', 'confederation', 'identifier', confed_id]) for asn in confed_asns.split(): self.cli_set(base_path + ['parameters', 'confederation', 'peers', asn]) # commit changes self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) self.assertIn(f' bgp router-id {router_id}', frrconfig) self.assertIn(f' bgp confederation identifier {confed_id}', frrconfig) self.assertIn(f' bgp confederation peers {confed_asns}', frrconfig) def test_bgp_12_v6_link_local(self): remote_asn = str(int(ASN) + 10) interface = 'eth0' self.cli_set(base_path + ['local-as', ASN]) self.cli_set(base_path + ['neighbor', interface, 'address-family', 'ipv6-unicast']) self.cli_set(base_path + ['neighbor', interface, 'interface', 'v6only', 'remote-as', remote_asn]) # commit changes self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) self.assertIn(f' neighbor {interface} interface v6only remote-as {remote_asn}', frrconfig) self.assertIn(f' address-family ipv6 unicast', frrconfig) self.assertIn(f' neighbor {interface} activate', frrconfig) self.assertIn(f' exit-address-family', frrconfig) def test_bgp_13_vpn(self): remote_asn = str(int(ASN) + 150) neighbor = '192.0.2.55' vrf_name = 'red' label = 'auto' rd = f'{neighbor}:{ASN}' rt_export = f'{neighbor}:1002 1.2.3.4:567' rt_import = f'{neighbor}:1003 500:100' self.cli_set(base_path + ['local-as', ASN]) # testing only one AFI is sufficient as it's generic code for afi in ['ipv4-unicast', 'ipv6-unicast']: self.cli_set(base_path + ['address-family', afi, 'export', 'vpn']) self.cli_set(base_path + ['address-family', afi, 'import', 'vpn']) self.cli_set(base_path + ['address-family', afi, 'label', 'vpn', 'export', label]) self.cli_set(base_path + ['address-family', afi, 'rd', 'vpn', 'export', rd]) self.cli_set(base_path + ['address-family', afi, 'route-map', 'vpn', 'export', route_map_out]) self.cli_set(base_path + ['address-family', afi, 'route-map', 'vpn', 'import', route_map_in]) self.cli_set(base_path + ['address-family', afi, 'route-target', 'vpn', 'export', rt_export]) self.cli_set(base_path + ['address-family', afi, 'route-target', 'vpn', 'import', rt_import]) # commit changes self.cli_commit() # Verify FRR bgpd configuration frrconfig = self.getFRRconfig(f'router bgp {ASN}') self.assertIn(f'router bgp {ASN}', frrconfig) for afi in ['ipv4', 'ipv6']: afi_config = self.getFRRconfig(f' address-family {afi} unicast', endsection='exit-address-family', daemon='bgpd') self.assertIn(f'address-family {afi} unicast', afi_config) self.assertIn(f' export vpn', afi_config) self.assertIn(f' import vpn', afi_config) self.assertIn(f' label vpn export {label}', afi_config) self.assertIn(f' rd vpn export {rd}', afi_config) self.assertIn(f' route-map vpn export {route_map_out}', afi_config) self.assertIn(f' route-map vpn import {route_map_in}', afi_config) self.assertIn(f' rt vpn export {rt_export}', afi_config) self.assertIn(f' rt vpn import {rt_import}', afi_config) self.assertIn(f' exit-address-family', afi_config) if __name__ == '__main__': unittest.main(verbosity=2)