kuryr-libnetwork/kuryr_libnetwork/tests/unit/port_driver/drivers/test_vlan.py

329 lines
15 KiB
Python

# 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 mock
from oslo_utils import uuidutils
from kuryr.lib import binding
from kuryr.lib.binding.drivers import utils
from kuryr.lib import constants as lib_const
from kuryr.lib import exceptions
from kuryr.lib import segmentation_type_drivers as seg_driver
from kuryr.lib import utils as lib_utils
from kuryr_libnetwork.port_driver.drivers import vlan
from kuryr_libnetwork.tests.unit import base
from kuryr_libnetwork import utils as libnet_utils
mock_interface = mock.MagicMock()
class TestVlanDriver(base.TestKuryrBase):
"""Unit tests for the VlanDriver port driver"""
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._check_for_vlan_ids')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._get_port_from_host_iface')
def test_get_supported_bindings(self, mock_trunk_port, mock_vlan_check):
mock_trunk_port.return_value = None
mock_vlan_check.return_value = None
vlan_driver = vlan.VlanDriver()
bindings = vlan_driver.get_supported_bindings()
self.assertEqual(bindings, vlan.VlanDriver.BINDING_DRIVERS)
@mock.patch('kuryr_libnetwork.config.CONF')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._check_for_vlan_ids')
@mock.patch.object(binding, 'port_bind')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._get_segmentation_id')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._get_port_from_host_iface')
def test_create_host_iface(self, mock_get_port_from_host,
mock_segmentation_id,
mock_port_bind, mock_vlan_check, mock_conf):
mock_vlan_check.return_value = None
fake_endpoint_id = lib_utils.get_hash()
fake_neutron_port_id = uuidutils.generate_uuid()
fake_neutron_net_id = uuidutils.generate_uuid()
fake_neutron_v4_subnet_id = uuidutils.generate_uuid()
fake_neutron_v6_subnet_id = uuidutils.generate_uuid()
fake_vm_port_id = uuidutils.generate_uuid()
fake_neutron_port = self._get_fake_port(
fake_endpoint_id, fake_neutron_net_id,
fake_neutron_port_id, lib_const.PORT_STATUS_ACTIVE,
fake_neutron_v4_subnet_id, fake_neutron_v6_subnet_id,
'192.168.1.3', 'fe80::f816:3eff:fe1c:36a9')['port']
fake_neutron_port['mac_address'] = 'fa:16:3e:20:57:c3'
fake_vm_port = self._get_fake_port(
fake_endpoint_id, fake_neutron_net_id,
fake_vm_port_id, lib_const.PORT_STATUS_ACTIVE,
fake_neutron_v4_subnet_id, fake_neutron_v6_subnet_id,
'192.168.1.2', 'fe80::f816:3eff:fe20:57c4')['port']
fake_vm_port['allowed_address_pairs'] = [
{'ip_address': '192.168.1.2',
'mac_address': fake_vm_port['mac_address']},
{'ip_address': 'fe80::f816:3eff:fe20:57c4',
'mac_address': fake_vm_port['mac_address']}]
fake_subnets = self._get_fake_subnets(
fake_endpoint_id, fake_neutron_net_id,
fake_neutron_v4_subnet_id, fake_neutron_v6_subnet_id)['subnets']
fake_network = mock.sentinel.binding_network
mock_conf.binding.link_iface = 'eth0'
fake_exec_response = ('fake_stdout', '')
fake_segmentation_id = 1
mock_port_bind.return_value = ('fake_host_ifname',
'fake_container_ifname', fake_exec_response)
mock_segmentation_id.return_value = fake_segmentation_id
mock_get_port_from_host.return_value = fake_vm_port
vlan_driver = vlan.VlanDriver()
response = vlan_driver.create_host_iface(fake_endpoint_id,
fake_neutron_port, fake_subnets, fake_network)
mock_get_port_from_host.assert_called_with(
mock_conf.binding.link_iface)
mock_port_bind.assert_called_with(fake_endpoint_id,
fake_neutron_port, fake_subnets, fake_network, fake_vm_port,
fake_segmentation_id)
mock_segmentation_id.assert_called_with(fake_neutron_port['id'])
self.assertEqual(response, fake_exec_response)
@mock.patch('kuryr_libnetwork.config.CONF')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._check_for_vlan_ids')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._release_segmentation_id')
@mock.patch.object(binding, 'port_unbind')
@mock.patch('kuryr_libnetwork.app.neutron.trunk_remove_subports')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._get_port_from_host_iface')
def test_delete_host_iface(self, mock_get_port_from_host,
mock_trunk_remove_subports, mock_port_unbind,
mock_release_seg_id, mock_vlan_check,
mock_conf):
mock_vlan_check.return_value = None
fake_endpoint_id = lib_utils.get_hash()
fake_neutron_port_id = uuidutils.generate_uuid()
fake_neutron_net_id = uuidutils.generate_uuid()
fake_neutron_trunk_id = uuidutils.generate_uuid()
fake_neutron_v4_subnet_id = uuidutils.generate_uuid()
fake_neutron_v6_subnet_id = uuidutils.generate_uuid()
fake_vm_port_id = uuidutils.generate_uuid()
fake_neutron_port = self._get_fake_port(
fake_endpoint_id, fake_neutron_net_id, fake_neutron_port_id,
lib_const.PORT_STATUS_ACTIVE,
fake_neutron_v4_subnet_id, fake_neutron_v6_subnet_id,
'192.168.1.3', 'fe80::f816:3eff:fe1c:36a9')['port']
fake_neutron_port['mac_address'] = 'fa:16:3e:20:57:c3'
fake_vm_port = self._get_fake_port(
fake_endpoint_id, fake_neutron_net_id,
fake_vm_port_id, lib_const.PORT_STATUS_ACTIVE,
fake_neutron_v4_subnet_id, fake_neutron_v6_subnet_id,
'192.168.1.2', 'fe80::f816:3eff:fe20:57c4', 'fa:16:3e:20:57:c3',
None, fake_neutron_trunk_id)['port']
fake_vm_port['allowed_address_pairs'] = [
{'ip_address': '192.168.1.3',
'mac_address': fake_neutron_port['mac_address']},
{'ip_address': 'fe80::f816:3eff:fe1c:36a9',
'mac_address': fake_neutron_port['mac_address']}]
mock_conf.binding.link_iface = 'eth0'
fake_unbind_response = ('fake_stdout', '')
mock_get_port_from_host.return_value = fake_vm_port
mock_port_unbind.return_value = fake_unbind_response
vlan_driver = vlan.VlanDriver()
response = vlan_driver.delete_host_iface(fake_endpoint_id,
fake_neutron_port)
mock_get_port_from_host.assert_called_with(
mock_conf.binding.link_iface)
mock_port_unbind.assert_called_with(fake_endpoint_id,
fake_neutron_port)
mock_trunk_remove_subports.assert_called_with(fake_neutron_trunk_id,
{'sub_ports': [{
'port_id': fake_neutron_port_id
}]})
mock_release_seg_id.assert_called_with(fake_neutron_port_id)
self.assertEqual(response, fake_unbind_response)
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._check_for_vlan_ids')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._get_port_from_host_iface')
@mock.patch.object(utils, 'get_veth_pair_names',
return_value=("fake_host_ifname", "fake_container_name"))
def test_get_container_iface_name(self, mock_get_pair_names,
mock_trunk_port, mock_vlan_check):
mock_trunk_port.return_value = None
mock_vlan_check.return_value = None
vlan_driver = vlan.VlanDriver()
fake_neutron_port_id = uuidutils.generate_uuid()
fake_neutron_port = self._get_fake_port(
uuidutils.generate_uuid(), uuidutils.generate_uuid(),
fake_neutron_port_id)['port']
response = vlan_driver.get_container_iface_name(fake_neutron_port)
mock_get_pair_names.assert_called_with(fake_neutron_port_id)
self.assertEqual(response, "fake_container_name")
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._check_for_vlan_ids')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._get_port_from_host_iface')
@mock.patch('kuryr_libnetwork.app.neutron.trunk_add_subports')
def test_attach_subport(self, mock_trunk_add_subports, mock_trunk_port,
mock_vlan_check):
mock_trunk_port.return_value = None
mock_vlan_check.return_value = None
fake_neutron_trunk_id = uuidutils.generate_uuid()
fake_neutron_port_id = uuidutils.generate_uuid()
fake_segmentation_id = 1
fake_subport = [
{
'segmentation_id': fake_segmentation_id,
'port_id': fake_neutron_port_id,
'segmentation_type': 'vlan'
}
]
vlan_driver = vlan.VlanDriver()
vlan_driver._attach_subport(fake_neutron_trunk_id,
fake_neutron_port_id,
fake_segmentation_id)
mock_trunk_add_subports.assert_called_with(fake_neutron_trunk_id,
{'sub_ports': fake_subport})
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._check_for_vlan_ids')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._get_port_from_host_iface')
@mock.patch.object(seg_driver, 'allocate_segmentation_id')
def test_get_segmentation_id(self, mock_alloc_seg_id, mock_trunk_port,
mock_vlan_check):
mock_trunk_port.return_value = None
mock_vlan_check.return_value = None
fake_neutron_port1_id = uuidutils.generate_uuid()
fake_neutron_port2_id = uuidutils.generate_uuid()
mock_alloc_seg_id.side_effect = [1, 2]
vlan_driver = vlan.VlanDriver()
response = vlan_driver._get_segmentation_id(fake_neutron_port1_id)
mock_alloc_seg_id.assert_called_once()
self.assertEqual(response, 1)
mock_alloc_seg_id.reset_mock()
response = vlan_driver._get_segmentation_id(fake_neutron_port1_id)
mock_alloc_seg_id.assert_not_called()
self.assertEqual(response, 1)
response = vlan_driver._get_segmentation_id(fake_neutron_port2_id)
mock_alloc_seg_id.assert_called_once()
self.assertEqual(response, 2)
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._check_for_vlan_ids')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._get_port_from_host_iface')
@mock.patch('kuryr_libnetwork.app.neutron.update_port')
@mock.patch.object(libnet_utils, 'get_neutron_port_name')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._attach_subport')
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._get_segmentation_id')
def test_update_port(self, mock_get_seg_id, mock_attach_subport,
mock_get_port_name, mock_update_port,
mock_get_port_from_host, mock_vlan_check):
fake_endpoint_id = lib_utils.get_hash()
fake_neutron_port_id = uuidutils.generate_uuid()
fake_neutron_net_id = uuidutils.generate_uuid()
fake_neutron_trunk_id = uuidutils.generate_uuid()
fake_neutron_v4_subnet_id = uuidutils.generate_uuid()
fake_neutron_v6_subnet_id = uuidutils.generate_uuid()
fake_vm_port_id = uuidutils.generate_uuid()
fake_neutron_mac_address1 = 'fa:16:3e:20:57:c3'
fake_neutron_mac_address2 = 'fa:16:3e:20:57:c4'
fake_vm_mac_address = 'fa:16:3e:20:57:c5'
fake_neutron_port = self._get_fake_port(
fake_endpoint_id, fake_neutron_net_id,
fake_neutron_port_id, lib_const.PORT_STATUS_ACTIVE,
fake_neutron_v4_subnet_id, fake_neutron_v6_subnet_id,
'192.168.1.3', 'fe80::f816:3eff:fe1c:36a9',
fake_neutron_mac_address1)['port']
fake_vm_port = self._get_fake_port(
fake_endpoint_id, fake_neutron_net_id,
fake_vm_port_id, lib_const.PORT_STATUS_ACTIVE,
fake_neutron_v4_subnet_id, fake_neutron_v6_subnet_id,
'192.168.1.2', 'fe80::f816:3eff:fe20:57c4', fake_vm_mac_address,
None, fake_neutron_trunk_id)['port']
fake_segmentation_id = 1
fake_port_name = 'port1'
mock_get_seg_id.return_value = fake_segmentation_id
mock_get_port_name.return_value = fake_port_name
mock_get_port_from_host.return_value = fake_vm_port
mock_vlan_check.return_value = None
vlan_driver = vlan.VlanDriver()
vlan_driver.update_port(fake_neutron_port, fake_endpoint_id,
fake_neutron_mac_address2)
mock_get_seg_id.assert_called_with(fake_neutron_port_id)
mock_get_port_name.assert_called_with(fake_endpoint_id)
mock_attach_subport.assert_called_with(fake_neutron_trunk_id,
fake_neutron_port_id,
fake_segmentation_id)
mock_update_port.assert_called_with(fake_neutron_port_id,
{'port': {
'name': fake_port_name,
'device_owner': lib_const.DEVICE_OWNER,
'binding:host_id': lib_utils.get_hostname(),
'mac_address': fake_neutron_mac_address2,
'admin_state_up': True,
}})
class TestVlanDriverFailures(base.TestKuryrFailures):
"""Unit tests for the VlanDriver port driver failures"""
@mock.patch('kuryr_libnetwork.port_driver.drivers.vlan'
'.VlanDriver._get_port_from_host_iface')
def test_create_host_iface(self, mock_get_port_from_host):
fake_endpoint_id = lib_utils.get_hash()
fake_neutron_port_id = uuidutils.generate_uuid()
fake_neutron_net_id = uuidutils.generate_uuid()
fake_neutron_port = self._get_fake_port(
fake_endpoint_id, fake_neutron_net_id,
fake_neutron_port_id, lib_const.PORT_STATUS_ACTIVE)['port']
vlan_driver = vlan.VlanDriver()
self.assertRaises(exceptions.KuryrException,
vlan_driver.create_host_iface, fake_endpoint_id,
fake_neutron_port, None)