Dynamic routing services for OpenStack Neutron.
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neutron-dynamic-routing/neutron_dynamic_routing/tests/unit/db/test_bgp_db.py

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# Copyright 2016 Hewlett Packard Enterprise Development Company LP
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import contextlib
import netaddr
from neutron_lib import constants as n_const
from neutron_lib import exceptions as n_exc
from oslo_utils import uuidutils
from neutron.extensions import external_net
from neutron.extensions import portbindings
from neutron import manager
from neutron.plugins.common import constants as p_const
from neutron.tests.unit.plugins.ml2 import test_plugin
from neutron_dynamic_routing.extensions import bgp
from neutron_dynamic_routing.services.bgp import bgp_plugin
_uuid = uuidutils.generate_uuid
ADVERTISE_FIPS_KEY = 'advertise_floating_ip_host_routes'
class BgpEntityCreationMixin(object):
@contextlib.contextmanager
def bgp_speaker(self, ip_version, local_as, name='my-speaker',
advertise_fip_host_routes=True,
advertise_tenant_networks=True,
networks=None, peers=None):
data = {'ip_version': ip_version,
ADVERTISE_FIPS_KEY: advertise_fip_host_routes,
'advertise_tenant_networks': advertise_tenant_networks,
'local_as': local_as, 'name': name}
bgp_speaker = self.bgp_plugin.create_bgp_speaker(self.context,
{'bgp_speaker': data})
bgp_speaker_id = bgp_speaker['id']
if networks:
for network_id in networks:
self.bgp_plugin.add_gateway_network(
self.context,
bgp_speaker_id,
{'network_id': network_id})
if peers:
for peer_id in peers:
self.bgp_plugin.add_bgp_peer(self.context, bgp_speaker_id,
{'bgp_peer_id': peer_id})
yield self.bgp_plugin.get_bgp_speaker(self.context, bgp_speaker_id)
@contextlib.contextmanager
def bgp_peer(self, tenant_id=_uuid(), remote_as='4321',
peer_ip="192.168.1.1", auth_type="md5",
password="my-secret", name="my-peer"):
data = {'peer_ip': peer_ip, 'tenant_id': tenant_id,
'remote_as': remote_as, 'auth_type': auth_type,
'password': password, 'name': name}
bgp_peer = self.bgp_plugin.create_bgp_peer(self.context,
{'bgp_peer': data})
yield bgp_peer
self.bgp_plugin.delete_bgp_peer(self.context, bgp_peer['id'])
@contextlib.contextmanager
def bgp_speaker_with_gateway_network(self, address_scope_id, local_as,
advertise_fip_host_routes=True,
advertise_tenant_networks=True,
network_external=True,
fmt=None, set_context=False):
pass
@contextlib.contextmanager
def bgp_speaker_with_router(self, address_scope_id, local_as,
gw_network_id=None, gw_subnet_ids=None,
tenant_subnet_ids=None,
advertise_fip_host_routes=True,
advertise_tenant_networks=True,
fmt=None, set_context=False,
router_distributed=False):
pass
@contextlib.contextmanager
def router(self, name='bgp-test-router', tenant_id=_uuid(),
admin_state_up=True, **kwargs):
request = {'router': {'tenant_id': tenant_id,
'name': name,
'admin_state_up': admin_state_up}}
for arg in kwargs:
request['router'][arg] = kwargs[arg]
router = self.l3plugin.create_router(self.context, request)
yield router
@contextlib.contextmanager
def router_with_external_and_tenant_networks(
self,
tenant_id=_uuid(),
gw_prefix='8.8.8.0/24',
tenant_prefix='192.168.0.0/16',
address_scope=None,
distributed=False):
prefixes = [gw_prefix, tenant_prefix]
gw_ip_net = netaddr.IPNetwork(gw_prefix)
tenant_ip_net = netaddr.IPNetwork(tenant_prefix)
subnetpool_args = {'tenant_id': tenant_id,
'name': 'bgp-pool'}
if address_scope:
subnetpool_args['address_scope_id'] = address_scope['id']
with self.network() as ext_net, self.network() as int_net,\
self.subnetpool(prefixes, **subnetpool_args) as pool:
subnetpool_id = pool['subnetpool']['id']
gw_net_id = ext_net['network']['id']
with self.subnet(ext_net,
cidr=gw_prefix,
subnetpool_id=subnetpool_id,
ip_version=gw_ip_net.version),\
self.subnet(int_net,
cidr=tenant_prefix,
subnetpool_id=subnetpool_id,
ip_version=tenant_ip_net.version) as int_subnet:
self._update('networks', gw_net_id,
{'network': {external_net.EXTERNAL: True}})
ext_gw_info = {'network_id': gw_net_id}
with self.router(external_gateway_info=ext_gw_info,
distributed=distributed) as router:
router_id = router['id']
router_interface_info = {'subnet_id':
int_subnet['subnet']['id']}
self.l3plugin.add_router_interface(self.context,
router_id,
router_interface_info)
yield router, ext_net, int_net
class BgpTests(test_plugin.Ml2PluginV2TestCase,
BgpEntityCreationMixin):
fmt = 'json'
def setup_parent(self):
self.l3_plugin = ('neutron.tests.unit.extensions.test_l3.'
'TestL3NatAgentSchedulingServicePlugin')
super(BgpTests, self).setup_parent()
def setUp(self):
super(BgpTests, self).setUp()
self.l3plugin = manager.NeutronManager.get_service_plugins().get(
p_const.L3_ROUTER_NAT)
self.bgp_plugin = bgp_plugin.BgpPlugin()
self.plugin = manager.NeutronManager.get_plugin()
self.l3plugin = manager.NeutronManager.get_service_plugins().get(
p_const.L3_ROUTER_NAT)
@contextlib.contextmanager
def subnetpool_with_address_scope(self, ip_version, prefixes=None,
shared=False, admin=True,
name='test-pool', is_default_pool=False,
tenant_id=None, **kwargs):
if not tenant_id:
tenant_id = _uuid()
scope_data = {'tenant_id': tenant_id, 'ip_version': ip_version,
'shared': shared, 'name': name + '-scope'}
address_scope = self.plugin.create_address_scope(
self.context,
{'address_scope': scope_data})
address_scope_id = address_scope['id']
pool_data = {'tenant_id': tenant_id, 'shared': shared, 'name': name,
'address_scope_id': address_scope_id,
'prefixes': prefixes, 'is_default': is_default_pool}
for key in kwargs:
pool_data[key] = kwargs[key]
yield self.plugin.create_subnetpool(self.context,
{'subnetpool': pool_data})
@contextlib.contextmanager
def floatingip_from_address_scope_assoc(self, prefixes,
address_scope_id,
ext_prefixlen=24,
int_prefixlen=24):
pass
def test_add_duplicate_bgp_peer_ip(self):
peer_ip = '192.168.1.10'
with self.bgp_peer(peer_ip=peer_ip) as peer1,\
self.bgp_peer(peer_ip=peer_ip) as peer2,\
self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], 1234,
peers=[peer1['id']]) as speaker:
self.assertRaises(bgp.DuplicateBgpPeerIpException,
self.bgp_plugin.add_bgp_peer,
self.context, speaker['id'],
{'bgp_peer_id': peer2['id']})
def test_bgpspeaker_create(self):
with self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
speaker_name = 'test-speaker'
expected_values = [('ip_version', sp['ip_version']),
('name', speaker_name)]
with self.bgp_speaker(sp['ip_version'], 1234,
name=speaker_name) as bgp_speaker:
for k, v in expected_values:
self.assertEqual(v, bgp_speaker[k])
def test_bgp_speaker_list(self):
with self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp1,\
self.subnetpool_with_address_scope(4,
prefixes=['9.0.0.0/8']) as sp2:
with self.bgp_speaker(sp1['ip_version'], 1234,
name='speaker1'),\
self.bgp_speaker(sp2['ip_version'], 4321,
name='speaker2'):
speakers = self.bgp_plugin.get_bgp_speakers(self.context)
self.assertEqual(2, len(speakers))
def test_bgp_speaker_update_local_as(self):
local_as_1 = 1234
local_as_2 = 4321
with self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], local_as_1) as speaker:
self.assertEqual(local_as_1, speaker['local_as'])
new_speaker = self.bgp_plugin.update_bgp_speaker(
self.context,
speaker['id'],
{'bgp_speaker':
{'local_as': local_as_2}})
self.assertEqual(local_as_2, new_speaker['local_as'])
def test_bgp_speaker_show_non_existent(self):
self.assertRaises(bgp.BgpSpeakerNotFound,
self.bgp_plugin.get_bgp_speaker,
self.context, _uuid())
def test_create_bgp_peer(self):
args = {'tenant_id': _uuid(),
'remote_as': '1111',
'peer_ip': '10.10.10.10',
'auth_type': 'md5'}
with self.bgp_peer(tenant_id=args['tenant_id'],
remote_as=args['remote_as'],
peer_ip=args['peer_ip'],
auth_type='md5',
password='my-secret') as peer:
self.assertIsNone(peer.get('password'))
for key in args:
self.assertEqual(args[key], peer[key])
def test_bgp_peer_show_non_existent(self):
self.assertRaises(bgp.BgpPeerNotFound,
self.bgp_plugin.get_bgp_peer,
self.context,
'unreal-bgp-peer-id')
def test_associate_bgp_peer(self):
with self.bgp_peer() as peer,\
self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], 1234) as speaker:
self.bgp_plugin.add_bgp_peer(self.context, speaker['id'],
{'bgp_peer_id': peer['id']})
new_speaker = self.bgp_plugin.get_bgp_speaker(self.context,
speaker['id'])
self.assertIn('peers', new_speaker)
self.assertIn(peer['id'], new_speaker['peers'])
self.assertEqual(1, len(new_speaker['peers']))
def test_remove_bgp_peer(self):
with self.bgp_peer() as peer,\
self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], 1234,
peers=[peer['id']]) as speaker:
self.bgp_plugin.remove_bgp_peer(self.context, speaker['id'],
{'bgp_peer_id': peer['id']})
new_speaker = self.bgp_plugin.get_bgp_speaker(self.context,
speaker['id'])
self.assertIn('peers', new_speaker)
self.assertTrue(not new_speaker['peers'])
def test_remove_unassociated_bgp_peer(self):
with self.bgp_peer() as peer,\
self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], 1234) as speaker:
self.assertRaises(bgp.BgpSpeakerPeerNotAssociated,
self.bgp_plugin.remove_bgp_peer,
self.context,
speaker['id'],
{'bgp_peer_id': peer['id']})
def test_remove_non_existent_bgp_peer(self):
bgp_peer_id = "imaginary"
with self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], 1234) as speaker:
self.assertRaises(bgp.BgpSpeakerPeerNotAssociated,
self.bgp_plugin.remove_bgp_peer,
self.context,
speaker['id'],
{'bgp_peer_id': bgp_peer_id})
def test_add_non_existent_bgp_peer(self):
bgp_peer_id = "imaginary"
with self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], 1234) as speaker:
self.assertRaises(bgp.BgpPeerNotFound,
self.bgp_plugin.add_bgp_peer,
self.context,
speaker['id'],
{'bgp_peer_id': bgp_peer_id})
def test_add_gateway_network(self):
with self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], 1234) as speaker,\
self.network() as network:
network_id = network['network']['id']
self.bgp_plugin.add_gateway_network(self.context,
speaker['id'],
{'network_id': network_id})
new_speaker = self.bgp_plugin.get_bgp_speaker(self.context,
speaker['id'])
self.assertEqual(1, len(new_speaker['networks']))
self.assertTrue(network_id in new_speaker['networks'])
def test_create_bgp_speaker_with_network(self):
with self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
network = self.plugin.create_network(self.context,
{'network':
{'name': 'test-net',
'tenant_id': _uuid(),
'admin_state_up': True,
'shared': True}})
with self.bgp_speaker(sp['ip_version'], 1234,
networks=[network['id']]) as speaker:
self.assertEqual(1, len(speaker['networks']))
self.assertTrue(network['id'] in speaker['networks'])
def test_remove_gateway_network(self):
with self.network() as network1,\
self.network() as network2,\
self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
network1_id = network1['network']['id']
network2_id = network2['network']['id']
with self.bgp_speaker(sp['ip_version'], 1234,
networks=[network1_id, network2_id]) as speaker:
self.bgp_plugin.remove_gateway_network(
self.context,
speaker['id'],
{'network_id': network1_id})
new_speaker = self.bgp_plugin.get_bgp_speaker(self.context,
speaker['id'])
self.assertEqual(1, len(new_speaker['networks']))
def test_add_non_existent_gateway_network(self):
network_id = "imaginary"
with self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], 1234) as speaker:
self.assertRaises(n_exc.NetworkNotFound,
self.bgp_plugin.add_gateway_network,
self.context, speaker['id'],
{'network_id': network_id})
def test_remove_non_existent_gateway_network(self):
network_id = "imaginary"
with self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], 1234) as speaker:
self.assertRaises(bgp.BgpSpeakerNetworkNotAssociated,
self.bgp_plugin.remove_gateway_network,
self.context, speaker['id'],
{'network_id': network_id})
def test_add_gateway_network_two_bgp_speakers_same_scope(self):
with self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
with self.bgp_speaker(sp['ip_version'], 1234) as speaker1,\
self.bgp_speaker(sp['ip_version'], 4321) as speaker2,\
self.network() as network:
network_id = network['network']['id']
self.bgp_plugin.add_gateway_network(self.context,
speaker1['id'],
{'network_id': network_id})
self.bgp_plugin.add_gateway_network(self.context,
speaker2['id'],
{'network_id': network_id})
speaker1 = self.bgp_plugin.get_bgp_speaker(self.context,
speaker1['id'])
speaker2 = self.bgp_plugin.get_bgp_speaker(self.context,
speaker2['id'])
for speaker in [speaker1, speaker2]:
self.assertEqual(1, len(speaker['networks']))
self.assertEqual(network_id,
speaker['networks'][0])
def test_create_bgp_peer_md5_auth_no_password(self):
bgp_peer = {'bgp_peer': {'auth_type': 'md5', 'password': None}}
self.assertRaises(bgp.InvalidBgpPeerMd5Authentication,
self.bgp_plugin.create_bgp_peer,
self.context, bgp_peer)
def test__get_address_scope_ids_for_bgp_speaker(self):
prefixes1 = ['8.0.0.0/8']
prefixes2 = ['9.0.0.0/8']
prefixes3 = ['10.0.0.0/8']
tenant_id = _uuid()
with self.bgp_speaker(4, 1234) as speaker,\
self.subnetpool_with_address_scope(4,
prefixes=prefixes1,
tenant_id=tenant_id) as sp1,\
self.subnetpool_with_address_scope(4,
prefixes=prefixes2,
tenant_id=tenant_id) as sp2,\
self.subnetpool_with_address_scope(4,
prefixes=prefixes3,
tenant_id=tenant_id) as sp3,\
self.network() as network1, self.network() as network2,\
self.network() as network3:
network1_id = network1['network']['id']
network2_id = network2['network']['id']
network3_id = network3['network']['id']
base_subnet_data = {
'allocation_pools': n_const.ATTR_NOT_SPECIFIED,
'cidr': n_const.ATTR_NOT_SPECIFIED,
'prefixlen': n_const.ATTR_NOT_SPECIFIED,
'ip_version': 4,
'enable_dhcp': True,
'dns_nameservers': n_const.ATTR_NOT_SPECIFIED,
'host_routes': n_const.ATTR_NOT_SPECIFIED}
subnet1_data = {'network_id': network1_id,
'subnetpool_id': sp1['id'],
'name': 'subnet1',
'tenant_id': tenant_id}
subnet2_data = {'network_id': network2_id,
'subnetpool_id': sp2['id'],
'name': 'subnet2',
'tenant_id': tenant_id}
subnet3_data = {'network_id': network3_id,
'subnetpool_id': sp3['id'],
'name': 'subnet2',
'tenant_id': tenant_id}
for k in base_subnet_data:
subnet1_data[k] = base_subnet_data[k]
subnet2_data[k] = base_subnet_data[k]
subnet3_data[k] = base_subnet_data[k]
self.plugin.create_subnet(self.context, {'subnet': subnet1_data})
self.plugin.create_subnet(self.context, {'subnet': subnet2_data})
self.plugin.create_subnet(self.context, {'subnet': subnet3_data})
self.bgp_plugin.add_gateway_network(self.context, speaker['id'],
{'network_id': network1_id})
self.bgp_plugin.add_gateway_network(self.context, speaker['id'],
{'network_id': network2_id})
scopes = self.bgp_plugin._get_address_scope_ids_for_bgp_speaker(
self.context,
speaker['id'])
self.assertEqual(2, len(scopes))
self.assertTrue(sp1['address_scope_id'] in scopes)
self.assertTrue(sp2['address_scope_id'] in scopes)
def test_get_routes_by_bgp_speaker_binding(self):
gw_prefix = '172.16.10.0/24'
tenant_prefix = '10.10.10.0/24'
tenant_id = _uuid()
scope_data = {'tenant_id': tenant_id, 'ip_version': 4,
'shared': True, 'name': 'bgp-scope'}
scope = self.plugin.create_address_scope(
self.context,
{'address_scope': scope_data})
with self.router_with_external_and_tenant_networks(
tenant_id=tenant_id,
gw_prefix=gw_prefix,
tenant_prefix=tenant_prefix,
address_scope=scope) as res:
router, ext_net, int_net = res
ext_gw_info = router['external_gateway_info']
gw_net_id = ext_net['network']['id']
with self.bgp_speaker(4, 1234,
networks=[gw_net_id]) as speaker:
bgp_speaker_id = speaker['id']
routes = self.bgp_plugin.get_routes_by_bgp_speaker_binding(
self.context,
bgp_speaker_id,
gw_net_id)
routes = list(routes)
next_hop = ext_gw_info['external_fixed_ips'][0]['ip_address']
self.assertEqual(1, len(routes))
self.assertEqual(tenant_prefix, routes[0]['destination'])
self.assertEqual(next_hop, routes[0]['next_hop'])
def test_get_routes_by_binding_network(self):
gw_prefix = '172.16.10.0/24'
tenant_prefix = '10.10.10.0/24'
tenant_id = _uuid()
scope_data = {'tenant_id': tenant_id, 'ip_version': 4,
'shared': True, 'name': 'bgp-scope'}
scope = self.plugin.create_address_scope(
self.context,
{'address_scope': scope_data})
with self.router_with_external_and_tenant_networks(
tenant_id=tenant_id,
gw_prefix=gw_prefix,
tenant_prefix=tenant_prefix,
address_scope=scope) as res:
router, ext_net, int_net = res
ext_gw_info = router['external_gateway_info']
gw_net_id = ext_net['network']['id']
with self.bgp_speaker(4, 1234, networks=[gw_net_id]) as speaker:
bgp_speaker_id = speaker['id']
routes = self.bgp_plugin.get_routes_by_bgp_speaker_binding(
self.context,
bgp_speaker_id,
gw_net_id)
routes = list(routes)
next_hop = ext_gw_info['external_fixed_ips'][0]['ip_address']
self.assertEqual(1, len(routes))
self.assertEqual(tenant_prefix, routes[0]['destination'])
self.assertEqual(next_hop, routes[0]['next_hop'])
def _advertised_routes_by_bgp_speaker(self,
bgp_speaker_ip_version,
local_as,
tenant_cidr,
gateway_cidr,
fip_routes=True,
router_distributed=False):
tenant_id = _uuid()
scope_data = {'tenant_id': tenant_id,
'ip_version': bgp_speaker_ip_version,
'shared': True,
'name': 'bgp-scope'}
scope = self.plugin.create_address_scope(
self.context,
{'address_scope': scope_data})
with self.router_with_external_and_tenant_networks(
tenant_id=tenant_id,
gw_prefix=gateway_cidr,
tenant_prefix=tenant_cidr,
address_scope=scope,
distributed=router_distributed) as res:
router, ext_net, int_net = res
gw_net_id = ext_net['network']['id']
with self.bgp_speaker(
bgp_speaker_ip_version,
local_as,
networks=[gw_net_id],
advertise_fip_host_routes=fip_routes) as speaker:
routes = self.bgp_plugin.get_advertised_routes(
self.context,
speaker['id'])
return routes['advertised_routes']
def test__tenant_prefixes_by_router_no_gateway_port(self):
with self.network() as net1, self.network() as net2,\
self.subnetpool_with_address_scope(6, tenant_id='test-tenant',
prefixes=['2001:db8::/63']) as pool:
subnetpool_id = pool['id']
with self.subnet(network=net1,
cidr=None,
subnetpool_id=subnetpool_id,
ip_version=6) as ext_subnet,\
self.subnet(network=net2,
cidr=None,
subnetpool_id=subnetpool_id,
ip_version=6) as int_subnet,\
self.router() as router:
router_id = router['id']
int_subnet_id = int_subnet['subnet']['id']
ext_subnet_id = ext_subnet['subnet']['id']
self.l3plugin.add_router_interface(self.context,
router_id,
{'subnet_id':
int_subnet_id})
self.l3plugin.add_router_interface(self.context,
router_id,
{'subnet_id':
ext_subnet_id})
with self.bgp_speaker(6, 1234) as speaker:
bgp_speaker_id = speaker['id']
cidrs = list(self.bgp_plugin._tenant_prefixes_by_router(
self.context,
router_id,
bgp_speaker_id))
self.assertFalse(cidrs)
def test_get_ipv6_tenant_subnet_routes_by_bgp_speaker_ipv6(self):
tenant_cidr = '2001:db8::/64'
binding_cidr = '2001:ab8::/64'
routes = self._advertised_routes_by_bgp_speaker(6, 1234, tenant_cidr,
binding_cidr)
self.assertEqual(1, len(routes))
dest_prefix = routes[0]['destination']
next_hop = routes[0]['next_hop']
self.assertEqual(tenant_cidr, dest_prefix)
self.assertTrue(netaddr.IPSet([binding_cidr]).__contains__(next_hop))
def test_get_ipv4_tenant_subnet_routes_by_bgp_speaker_ipv4(self):
tenant_cidr = '172.16.10.0/24'
binding_cidr = '20.10.1.0/24'
routes = self._advertised_routes_by_bgp_speaker(4, 1234, tenant_cidr,
binding_cidr)
routes = list(routes)
self.assertEqual(1, len(routes))
dest_prefix = routes[0]['destination']
next_hop = routes[0]['next_hop']
self.assertEqual(tenant_cidr, dest_prefix)
self.assertTrue(netaddr.IPSet([binding_cidr]).__contains__(next_hop))
def test_get_ipv4_tenant_subnet_routes_by_bgp_speaker_dvr_router(self):
tenant_cidr = '172.16.10.0/24'
binding_cidr = '20.10.1.0/24'
routes = self._advertised_routes_by_bgp_speaker(
4,
1234,
tenant_cidr,
binding_cidr,
router_distributed=True)
routes = list(routes)
self.assertEqual(1, len(routes))
def test_all_routes_by_bgp_speaker_different_tenant_address_scope(self):
binding_cidr = '2001:db8::/64'
tenant_cidr = '2002:ab8::/64'
with self.subnetpool_with_address_scope(6, tenant_id='test-tenant',
prefixes=[binding_cidr]) as ext_pool,\
self.subnetpool_with_address_scope(6, tenant_id='test-tenant',
prefixes=[tenant_cidr]) as int_pool,\
self.network() as ext_net, self.network() as int_net:
gw_net_id = ext_net['network']['id']
ext_pool_id = ext_pool['id']
int_pool_id = int_pool['id']
self._update('networks', gw_net_id,
{'network': {external_net.EXTERNAL: True}})
with self.subnet(cidr=None,
subnetpool_id=ext_pool_id,
network=ext_net,
ip_version=6) as ext_subnet,\
self.subnet(cidr=None,
subnetpool_id=int_pool_id,
network=int_net,
ip_version=6) as int_subnet,\
self.router() as router:
router_id = router['id']
int_subnet_id = int_subnet['subnet']['id']
ext_subnet_id = ext_subnet['subnet']['id']
self.l3plugin.add_router_interface(self.context,
router_id,
{'subnet_id':
int_subnet_id})
self.l3plugin.add_router_interface(self.context,
router_id,
{'subnet_id':
ext_subnet_id})
with self.bgp_speaker(6, 1234,
networks=[gw_net_id]) as speaker:
bgp_speaker_id = speaker['id']
cidrs = self.bgp_plugin.get_routes_by_bgp_speaker_id(
self.context,
bgp_speaker_id)
self.assertEqual(0, len(list(cidrs)))
def test__get_routes_by_router_with_fip(self):
gw_prefix = '172.16.10.0/24'
tenant_prefix = '10.10.10.0/24'
tenant_id = _uuid()
scope_data = {'tenant_id': tenant_id, 'ip_version': 4,
'shared': True, 'name': 'bgp-scope'}
scope = self.plugin.create_address_scope(
self.context,
{'address_scope': scope_data})
with self.router_with_external_and_tenant_networks(
tenant_id=tenant_id,
gw_prefix=gw_prefix,
tenant_prefix=tenant_prefix,
address_scope=scope) as res:
router, ext_net, int_net = res
ext_gw_info = router['external_gateway_info']
gw_net_id = ext_net['network']['id']
tenant_net_id = int_net['network']['id']
fixed_port_data = {'port':
{'name': 'test',
'network_id': tenant_net_id,
'tenant_id': tenant_id,
'admin_state_up': True,
'device_id': _uuid(),
'device_owner': 'compute:nova',
'mac_address': n_const.ATTR_NOT_SPECIFIED,
'fixed_ips': n_const.ATTR_NOT_SPECIFIED}}
fixed_port = self.plugin.create_port(self.context,
fixed_port_data)
fip_data = {'floatingip': {'floating_network_id': gw_net_id,
'tenant_id': tenant_id,
'port_id': fixed_port['id']}}
fip = self.l3plugin.create_floatingip(self.context, fip_data)
fip_prefix = fip['floating_ip_address'] + '/32'
with self.bgp_speaker(4, 1234, networks=[gw_net_id]) as speaker:
bgp_speaker_id = speaker['id']
routes = self.bgp_plugin._get_routes_by_router(self.context,
router['id'])
routes = routes[bgp_speaker_id]
next_hop = ext_gw_info['external_fixed_ips'][0]['ip_address']
self.assertEqual(2, len(routes))
tenant_prefix_found = False
fip_prefix_found = False
for route in routes:
self.assertEqual(next_hop, route['next_hop'])
if route['destination'] == tenant_prefix:
tenant_prefix_found = True
if route['destination'] == fip_prefix:
fip_prefix_found = True
self.assertTrue(tenant_prefix_found)
self.assertTrue(fip_prefix_found)
def test_get_routes_by_bgp_speaker_id_with_fip(self):
gw_prefix = '172.16.10.0/24'
tenant_prefix = '10.10.10.0/24'
tenant_id = _uuid()
scope_data = {'tenant_id': tenant_id, 'ip_version': 4,
'shared': True, 'name': 'bgp-scope'}
scope = self.plugin.create_address_scope(
self.context,
{'address_scope': scope_data})
with self.router_with_external_and_tenant_networks(
tenant_id=tenant_id,
gw_prefix=gw_prefix,
tenant_prefix=tenant_prefix,
address_scope=scope) as res:
router, ext_net, int_net = res
ext_gw_info = router['external_gateway_info']
gw_net_id = ext_net['network']['id']
tenant_net_id = int_net['network']['id']
fixed_port_data = {'port':
{'name': 'test',
'network_id': tenant_net_id,
'tenant_id': tenant_id,
'admin_state_up': True,
'device_id': _uuid(),
'device_owner': 'compute:nova',
'mac_address': n_const.ATTR_NOT_SPECIFIED,
'fixed_ips': n_const.ATTR_NOT_SPECIFIED}}
fixed_port = self.plugin.create_port(self.context,
fixed_port_data)
fip_data = {'floatingip': {'floating_network_id': gw_net_id,
'tenant_id': tenant_id,
'port_id': fixed_port['id']}}
fip = self.l3plugin.create_floatingip(self.context, fip_data)
fip_prefix = fip['floating_ip_address'] + '/32'
with self.bgp_speaker(4, 1234, networks=[gw_net_id]) as speaker:
bgp_speaker_id = speaker['id']
routes = self.bgp_plugin.get_routes_by_bgp_speaker_id(
self.context,
bgp_speaker_id)
routes = list(routes)
next_hop = ext_gw_info['external_fixed_ips'][0]['ip_address']
self.assertEqual(2, len(routes))
tenant_prefix_found = False
fip_prefix_found = False
for route in routes:
self.assertEqual(next_hop, route['next_hop'])
if route['destination'] == tenant_prefix:
tenant_prefix_found = True
if route['destination'] == fip_prefix:
fip_prefix_found = True
self.assertTrue(tenant_prefix_found)
self.assertTrue(fip_prefix_found)
def test_get_routes_by_bgp_speaker_id_with_fip_dvr(self):
gw_prefix = '172.16.10.0/24'
tenant_prefix = '10.10.10.0/24'
tenant_id = _uuid()
scope_data = {'tenant_id': tenant_id, 'ip_version': 4,
'shared': True, 'name': 'bgp-scope'}
scope = self.plugin.create_address_scope(
self.context,
{'address_scope': scope_data})
with self.router_with_external_and_tenant_networks(
tenant_id=tenant_id,
gw_prefix=gw_prefix,
tenant_prefix=tenant_prefix,
address_scope=scope,
distributed=True) as res:
router, ext_net, int_net = res
ext_gw_info = router['external_gateway_info']
gw_net_id = ext_net['network']['id']
tenant_net_id = int_net['network']['id']
fixed_port_data = {'port':
{'name': 'test',
'network_id': tenant_net_id,
'tenant_id': tenant_id,
'admin_state_up': True,
'device_id': _uuid(),
'device_owner': 'compute:nova',
'mac_address': n_const.ATTR_NOT_SPECIFIED,
'fixed_ips': n_const.ATTR_NOT_SPECIFIED,
portbindings.HOST_ID: 'test-host'}}
fixed_port = self.plugin.create_port(self.context,
fixed_port_data)
self.plugin._create_or_update_agent(self.context,
{'agent_type': 'L3 agent',
'host': 'test-host',
'binary': 'neutron-l3-agent',
'topic': 'test'})
fip_gw = self.l3plugin.create_fip_agent_gw_port_if_not_exists(
self.context,
gw_net_id,
'test-host')
fip_data = {'floatingip': {'floating_network_id': gw_net_id,
'tenant_id': tenant_id,
'port_id': fixed_port['id']}}
fip = self.l3plugin.create_floatingip(self.context, fip_data)
fip_prefix = fip['floating_ip_address'] + '/32'
with self.bgp_speaker(4, 1234, networks=[gw_net_id]) as speaker:
bgp_speaker_id = speaker['id']
routes = self.bgp_plugin.get_routes_by_bgp_speaker_id(
self.context,
bgp_speaker_id)
routes = list(routes)
cvr_gw_ip = ext_gw_info['external_fixed_ips'][0]['ip_address']
dvr_gw_ip = fip_gw['fixed_ips'][0]['ip_address']
self.assertEqual(2, len(routes))
tenant_route_verified = False
fip_route_verified = False
for route in routes:
if route['destination'] == tenant_prefix:
self.assertEqual(cvr_gw_ip, route['next_hop'])
tenant_route_verified = True
if route['destination'] == fip_prefix:
self.assertEqual(dvr_gw_ip, route['next_hop'])
fip_route_verified = True
self.assertTrue(tenant_route_verified)
self.assertTrue(fip_route_verified)
def test__get_dvr_fip_host_routes_by_binding(self):
gw_prefix = '172.16.10.0/24'
tenant_prefix = '10.10.10.0/24'
tenant_id = _uuid()
scope_data = {'tenant_id': tenant_id, 'ip_version': 4,
'shared': True, 'name': 'bgp-scope'}
scope = self.plugin.create_address_scope(
self.context,
{'address_scope': scope_data})
with self.router_with_external_and_tenant_networks(
tenant_id=tenant_id,
gw_prefix=gw_prefix,
tenant_prefix=tenant_prefix,
address_scope=scope,
distributed=True) as res:
router, ext_net, int_net = res
gw_net_id = ext_net['network']['id']
tenant_net_id = int_net['network']['id']
fixed_port_data = {'port':
{'name': 'test',
'network_id': tenant_net_id,
'tenant_id': tenant_id,
'admin_state_up': True,
'device_id': _uuid(),
'device_owner': 'compute:nova',
'mac_address': n_const.ATTR_NOT_SPECIFIED,
'fixed_ips': n_const.ATTR_NOT_SPECIFIED,
portbindings.HOST_ID: 'test-host'}}
fixed_port = self.plugin.create_port(self.context,
fixed_port_data)
self.plugin._create_or_update_agent(self.context,
{'agent_type': 'L3 agent',
'host': 'test-host',
'binary': 'neutron-l3-agent',
'topic': 'test'})
fip_gw = self.l3plugin.create_fip_agent_gw_port_if_not_exists(
self.context,
gw_net_id,
'test-host')
fip_data = {'floatingip': {'floating_network_id': gw_net_id,
'tenant_id': tenant_id,
'port_id': fixed_port['id']}}
fip = self.l3plugin.create_floatingip(self.context, fip_data)
fip_prefix = fip['floating_ip_address'] + '/32'
with self.bgp_speaker(4, 1234, networks=[gw_net_id]) as speaker:
bgp_speaker_id = speaker['id']
routes = self.bgp_plugin._get_dvr_fip_host_routes_by_binding(
self.context,
gw_net_id,
bgp_speaker_id)
routes = list(routes)
dvr_gw_ip = fip_gw['fixed_ips'][0]['ip_address']
self.assertEqual(1, len(routes))
self.assertEqual(dvr_gw_ip, routes[0]['next_hop'])
self.assertEqual(fip_prefix, routes[0]['destination'])
def test__get_dvr_fip_host_routes_by_router(self):
gw_prefix = '172.16.10.0/24'
tenant_prefix = '10.10.10.0/24'
tenant_id = _uuid()
scope_data = {'tenant_id': tenant_id, 'ip_version': 4,
'shared': True, 'name': 'bgp-scope'}
scope = self.plugin.create_address_scope(
self.context,
{'address_scope': scope_data})
with self.router_with_external_and_tenant_networks(
tenant_id=tenant_id,
gw_prefix=gw_prefix,
tenant_prefix=tenant_prefix,
address_scope=scope,
distributed=True) as res:
router, ext_net, int_net = res
gw_net_id = ext_net['network']['id']
tenant_net_id = int_net['network']['id']
fixed_port_data = {'port':
{'name': 'test',
'network_id': tenant_net_id,
'tenant_id': tenant_id,
'admin_state_up': True,
'device_id': _uuid(),
'device_owner': 'compute:nova',
'mac_address': n_const.ATTR_NOT_SPECIFIED,
'fixed_ips': n_const.ATTR_NOT_SPECIFIED,
portbindings.HOST_ID: 'test-host'}}
fixed_port = self.plugin.create_port(self.context,
fixed_port_data)
self.plugin._create_or_update_agent(self.context,
{'agent_type': 'L3 agent',
'host': 'test-host',
'binary': 'neutron-l3-agent',
'topic': 'test'})
fip_gw = self.l3plugin.create_fip_agent_gw_port_if_not_exists(
self.context,
gw_net_id,
'test-host')
fip_data = {'floatingip': {'floating_network_id': gw_net_id,
'tenant_id': tenant_id,
'port_id': fixed_port['id']}}
fip = self.l3plugin.create_floatingip(self.context, fip_data)
fip_prefix = fip['floating_ip_address'] + '/32'
with self.bgp_speaker(4, 1234, networks=[gw_net_id]) as speaker:
bgp_speaker_id = speaker['id']
routes = self.bgp_plugin._get_dvr_fip_host_routes_by_router(
self.context,
bgp_speaker_id,
router['id'])
routes = list(routes)
dvr_gw_ip = fip_gw['fixed_ips'][0]['ip_address']
self.assertEqual(1, len(routes))
self.assertEqual(dvr_gw_ip, routes[0]['next_hop'])
self.assertEqual(fip_prefix, routes[0]['destination'])
def test_get_routes_by_bgp_speaker_binding_with_fip(self):
gw_prefix = '172.16.10.0/24'
tenant_prefix = '10.10.10.0/24'
tenant_id = _uuid()
scope_data = {'tenant_id': tenant_id, 'ip_version': 4,
'shared': True, 'name': 'bgp-scope'}
scope = self.plugin.create_address_scope(
self.context,
{'address_scope': scope_data})
with self.router_with_external_and_tenant_networks(
tenant_id=tenant_id,
gw_prefix=gw_prefix,
tenant_prefix=tenant_prefix,
address_scope=scope) as res:
router, ext_net, int_net = res
ext_gw_info = router['external_gateway_info']
gw_net_id = ext_net['network']['id']
tenant_net_id = int_net['network']['id']
fixed_port_data = {'port':
{'name': 'test',
'network_id': tenant_net_id,
'tenant_id': tenant_id,
'admin_state_up': True,
'device_id': _uuid(),
'device_owner': 'compute:nova',
'mac_address': n_const.ATTR_NOT_SPECIFIED,
'fixed_ips': n_const.ATTR_NOT_SPECIFIED}}
fixed_port = self.plugin.create_port(self.context,
fixed_port_data)
fip_data = {'floatingip': {'floating_network_id': gw_net_id,
'tenant_id': tenant_id,
'port_id': fixed_port['id']}}
fip = self.l3plugin.create_floatingip(self.context, fip_data)
fip_prefix = fip['floating_ip_address'] + '/32'
with self.bgp_speaker(4, 1234, networks=[gw_net_id]) as speaker:
bgp_speaker_id = speaker['id']
routes = self.bgp_plugin.get_routes_by_bgp_speaker_binding(
self.context,
bgp_speaker_id,
gw_net_id)
routes = list(routes)
next_hop = ext_gw_info['external_fixed_ips'][0]['ip_address']
self.assertEqual(2, len(routes))
tenant_prefix_found = False
fip_prefix_found = False
for route in routes:
self.assertEqual(next_hop, route['next_hop'])
if route['destination'] == tenant_prefix:
tenant_prefix_found = True
if route['destination'] == fip_prefix:
fip_prefix_found = True
self.assertTrue(tenant_prefix_found)
self.assertTrue(fip_prefix_found)
def test__bgp_speakers_for_gateway_network_by_ip_version(self):
with self.network() as ext_net, self.bgp_speaker(6, 1234) as s1,\
self.bgp_speaker(6, 4321) as s2:
gw_net_id = ext_net['network']['id']
self._update('networks', gw_net_id,
{'network': {external_net.EXTERNAL: True}})
self.bgp_plugin.add_gateway_network(self.context,
s1['id'],
{'network_id': gw_net_id})
self.bgp_plugin.add_gateway_network(self.context,
s2['id'],
{'network_id': gw_net_id})
speakers = self.bgp_plugin._bgp_speakers_for_gw_network_by_family(
self.context,
gw_net_id,
6)
self.assertEqual(2, len(speakers))
def test__bgp_speakers_for_gateway_network_by_ip_version_no_binding(self):
with self.network() as ext_net, self.bgp_speaker(6, 1234),\
self.bgp_speaker(6, 4321):
gw_net_id = ext_net['network']['id']
self._update('networks', gw_net_id,
{'network': {external_net.EXTERNAL: True}})
speakers = self.bgp_plugin._bgp_speakers_for_gw_network_by_family(
self.context,
gw_net_id,
6)
self.assertTrue(not speakers)