neutron/neutron/tests/unit/plugins/ml2/drivers/cisco/apic/test_cisco_apic_mechanism_d...

337 lines
14 KiB
Python

# Copyright (c) 2014 Cisco Systems
# All Rights Reserved.
#
# 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 sys
import mock
sys.modules["apicapi"] = mock.Mock()
from neutron.common import constants as n_constants
from neutron.extensions import portbindings
from neutron.plugins.ml2.drivers.cisco.apic import mechanism_apic as md
from neutron.plugins.ml2.drivers import type_vlan # noqa
from neutron.tests import base
from neutron.tests.unit.plugins.ml2.drivers.cisco.apic import (
test_cisco_apic_common as mocked)
HOST_ID1 = 'ubuntu'
HOST_ID2 = 'rhel'
ENCAP = '101'
SUBNET_GATEWAY = '10.3.2.1'
SUBNET_CIDR = '10.3.1.0/24'
SUBNET_NETMASK = '24'
TEST_SEGMENT1 = 'test-segment1'
TEST_SEGMENT2 = 'test-segment2'
class TestCiscoApicMechDriver(base.BaseTestCase,
mocked.ControllerMixin,
mocked.ConfigMixin):
def setUp(self):
super(TestCiscoApicMechDriver, self).setUp()
mocked.ControllerMixin.set_up_mocks(self)
mocked.ConfigMixin.set_up_mocks(self)
self.mock_apic_manager_login_responses()
self.driver = md.APICMechanismDriver()
self.driver.synchronizer = None
md.APICMechanismDriver.get_base_synchronizer = mock.Mock()
self.driver.vif_type = 'test-vif_type'
self.driver.cap_port_filter = 'test-cap_port_filter'
self.driver.name_mapper = mock.Mock()
self.driver.name_mapper.tenant.return_value = mocked.APIC_TENANT
self.driver.name_mapper.network.return_value = mocked.APIC_NETWORK
self.driver.name_mapper.subnet.return_value = mocked.APIC_SUBNET
self.driver.name_mapper.port.return_value = mocked.APIC_PORT
self.driver.name_mapper.router.return_value = mocked.APIC_ROUTER
self.driver.name_mapper.app_profile.return_value = mocked.APIC_AP
self.driver.apic_manager = mock.Mock(
name_mapper=mock.Mock(), ext_net_dict=self.external_network_dict)
self.driver.apic_manager.apic.transaction = self.fake_transaction
def test_initialize(self):
self.driver.initialize()
mgr = self.driver.apic_manager
self.assertEqual(1, mgr.ensure_infra_created_on_apic.call_count)
self.assertEqual(1,
mgr.ensure_bgp_pod_policy_created_on_apic.call_count)
def test_update_port_postcommit(self):
net_ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1)
port_ctx = self._get_port_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
'vm1', net_ctx, HOST_ID1,
device_owner='any')
mgr = self.driver.apic_manager
self.driver.update_port_postcommit(port_ctx)
mgr.ensure_path_created_for_port.assert_called_once_with(
mocked.APIC_TENANT, mocked.APIC_NETWORK, HOST_ID1,
ENCAP, transaction='transaction')
def test_create_port_postcommit(self):
net_ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1)
port_ctx = self._get_port_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
'vm1', net_ctx, HOST_ID1,
device_owner='any')
mgr = self.driver.apic_manager
self.driver.create_port_postcommit(port_ctx)
mgr.ensure_path_created_for_port.assert_called_once_with(
mocked.APIC_TENANT, mocked.APIC_NETWORK, HOST_ID1,
ENCAP, transaction='transaction')
def test_update_port_nobound_postcommit(self):
net_ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1)
port_ctx = self._get_port_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
'vm1', net_ctx, None,
device_owner='any')
self.driver.update_port_postcommit(port_ctx)
mgr = self.driver.apic_manager
self.assertFalse(mgr.ensure_path_created_for_port.called)
def test_create_port_nobound_postcommit(self):
net_ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1)
port_ctx = self._get_port_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
'vm1', net_ctx, None,
device_owner='any')
self.driver.create_port_postcommit(port_ctx)
mgr = self.driver.apic_manager
self.assertFalse(mgr.ensure_path_created_for_port.called)
def test_update_gw_port_postcommit(self):
net_ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1, external=True)
port_ctx = self._get_port_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
'vm1', net_ctx, HOST_ID1, gw=True)
mgr = self.driver.apic_manager
mgr.get_router_contract.return_value = mocked.FakeDbContract(
mocked.APIC_CONTRACT)
self.driver.update_port_postcommit(port_ctx)
mgr.get_router_contract.assert_called_once_with(
port_ctx.current['device_id'])
self.assertEqual(1, mgr.ensure_context_enforced.call_count)
mgr.ensure_external_routed_network_created.assert_called_once_with(
mocked.APIC_NETWORK, transaction='transaction')
mgr.ensure_logical_node_profile_created.assert_called_once_with(
mocked.APIC_NETWORK, mocked.APIC_EXT_SWITCH,
mocked.APIC_EXT_MODULE, mocked.APIC_EXT_PORT,
mocked.APIC_EXT_ENCAP, mocked.APIC_EXT_CIDR_EXPOSED,
transaction='transaction')
mgr.ensure_static_route_created.assert_called_once_with(
mocked.APIC_NETWORK, mocked.APIC_EXT_SWITCH,
mocked.APIC_EXT_GATEWAY_IP, transaction='transaction')
mgr.ensure_external_epg_created.assert_called_once_with(
mocked.APIC_NETWORK, transaction='transaction')
mgr.ensure_external_epg_consumed_contract.assert_called_once_with(
mocked.APIC_NETWORK, mgr.get_router_contract.return_value,
transaction='transaction')
mgr.ensure_external_epg_provided_contract.assert_called_once_with(
mocked.APIC_NETWORK, mgr.get_router_contract.return_value,
transaction='transaction')
def test_create_network_postcommit(self):
ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1)
mgr = self.driver.apic_manager
self.driver.create_network_postcommit(ctx)
mgr.ensure_bd_created_on_apic.assert_called_once_with(
mocked.APIC_TENANT, mocked.APIC_NETWORK, transaction='transaction')
mgr.ensure_epg_created.assert_called_once_with(
mocked.APIC_TENANT, mocked.APIC_NETWORK, transaction='transaction')
def test_create_external_network_postcommit(self):
ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1, external=True)
mgr = self.driver.apic_manager
self.driver.create_network_postcommit(ctx)
self.assertFalse(mgr.ensure_bd_created_on_apic.called)
self.assertFalse(mgr.ensure_epg_created.called)
def test_delete_network_postcommit(self):
ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1)
mgr = self.driver.apic_manager
self.driver.delete_network_postcommit(ctx)
mgr.delete_bd_on_apic.assert_called_once_with(
mocked.APIC_TENANT, mocked.APIC_NETWORK, transaction='transaction')
mgr.delete_epg_for_network.assert_called_once_with(
mocked.APIC_TENANT, mocked.APIC_NETWORK, transaction='transaction')
def test_delete_external_network_postcommit(self):
ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1, external=True)
mgr = self.driver.apic_manager
self.driver.delete_network_postcommit(ctx)
mgr.delete_external_routed_network.assert_called_once_with(
mocked.APIC_NETWORK)
def test_create_subnet_postcommit(self):
net_ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1)
subnet_ctx = self._get_subnet_context(SUBNET_GATEWAY,
SUBNET_CIDR,
net_ctx)
mgr = self.driver.apic_manager
self.driver.create_subnet_postcommit(subnet_ctx)
mgr.ensure_subnet_created_on_apic.assert_called_once_with(
mocked.APIC_TENANT, mocked.APIC_NETWORK,
'%s/%s' % (SUBNET_GATEWAY, SUBNET_NETMASK))
def test_create_subnet_nogw_postcommit(self):
net_ctx = self._get_network_context(mocked.APIC_TENANT,
mocked.APIC_NETWORK,
TEST_SEGMENT1)
subnet_ctx = self._get_subnet_context(None,
SUBNET_CIDR,
net_ctx)
mgr = self.driver.apic_manager
self.driver.create_subnet_postcommit(subnet_ctx)
self.assertFalse(mgr.ensure_subnet_created_on_apic.called)
def _get_network_context(self, tenant_id, net_id, seg_id=None,
seg_type='vlan', external=False):
network = {'id': net_id,
'name': net_id + '-name',
'tenant_id': tenant_id,
'provider:segmentation_id': seg_id}
if external:
network['router:external'] = True
if seg_id:
network_segments = [{'id': seg_id,
'segmentation_id': ENCAP,
'network_type': seg_type,
'physical_network': 'physnet1'}]
else:
network_segments = []
return FakeNetworkContext(network, network_segments)
def _get_subnet_context(self, gateway_ip, cidr, network):
subnet = {'tenant_id': network.current['tenant_id'],
'network_id': network.current['id'],
'id': '[%s/%s]' % (gateway_ip, cidr),
'gateway_ip': gateway_ip,
'cidr': cidr}
return FakeSubnetContext(subnet, network)
def _get_port_context(self, tenant_id, net_id, vm_id, network, host,
gw=False, device_owner='compute'):
port = {'device_id': vm_id,
'device_owner': device_owner,
'binding:host_id': host,
'tenant_id': tenant_id,
'id': mocked.APIC_PORT,
'name': mocked.APIC_PORT,
'network_id': net_id}
if gw:
port['device_owner'] = n_constants.DEVICE_OWNER_ROUTER_GW
port['device_id'] = mocked.APIC_ROUTER
return FakePortContext(port, network)
class FakeNetworkContext(object):
"""To generate network context for testing purposes only."""
def __init__(self, network, segments):
self._network = network
self._segments = segments
@property
def current(self):
return self._network
@property
def network_segments(self):
return self._segments
class FakeSubnetContext(object):
"""To generate subnet context for testing purposes only."""
def __init__(self, subnet, network):
self._subnet = subnet
self._network = network
self._plugin = mock.Mock()
self._plugin_context = mock.Mock()
self._plugin.get_network.return_value = {}
@property
def current(self):
return self._subnet
@property
def network(self):
return self._network
class FakePortContext(object):
"""To generate port context for testing purposes only."""
def __init__(self, port, network):
self._port = port
self._network = network
self._plugin = mock.Mock()
self._plugin_context = mock.Mock()
self._plugin.get_ports.return_value = []
if network.network_segments:
self._bound_segment = network.network_segments[0]
else:
self._bound_segment = None
@property
def current(self):
return self._port
@property
def network(self):
return self._network
@property
def top_bound_segment(self):
return self._bound_segment
def set_binding(self, segment_id, vif_type, cap_port_filter):
pass
@property
def host(self):
return self._port.get(portbindings.HOST_ID)
@property
def original_host(self):
return self._original_port.get(portbindings.HOST_ID)