neutron-dynamic-routing/neutron/tests/unit/db/test_bgp_db.py

332 lines
16 KiB
Python

# 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
from oslo_utils import uuidutils
from neutron.common import exceptions as n_exc
from neutron.extensions import bgp
from neutron import manager
from neutron.plugins.common import constants as p_const
from neutron.services.bgp import bgp_plugin
from neutron.tests.unit.plugins.ml2 import test_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'])
class BgpTests(test_plugin.Ml2PluginV2TestCase,
BgpEntityCreationMixin):
#FIXME(tidwellr) Lots of duplicated setup code, try to streamline
fmt = 'json'
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()
@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 network,\
self.subnetpool_with_address_scope(4,
prefixes=['8.0.0.0/8']) as sp:
network_id = network['network']['id']
with self.bgp_speaker(sp['ip_version'], 1234,
networks=[network_id]) as speaker:
self.bgp_plugin.remove_gateway_network(
self.context,
speaker['id'],
{'network_id': network_id})
new_speaker = self.bgp_plugin.get_bgp_speaker(self.context,
speaker['id'])
self.assertEqual(0, 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])