kuryr-kubernetes/kuryr_kubernetes/tests/unit/controller/drivers/test_nested_vif.py

130 lines
5.2 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.
from unittest import mock
from kuryr.lib import exceptions as kl_exc
from oslo_config import cfg as oslo_cfg
from kuryr_kubernetes.controller.drivers import nested_vif
from kuryr_kubernetes.controller.drivers import node_subnets
from kuryr_kubernetes.tests import base as test_base
from kuryr_kubernetes.tests.unit import kuryr_fixtures as k_fix
class TestNestedPodVIFDriver(test_base.TestCase):
def test_get_parent_port(self):
cls = nested_vif.NestedPodVIFDriver
m_driver = mock.Mock(spec=cls)
self.useFixture(k_fix.MockNetworkClient()).client
node_fixed_ip = mock.sentinel.node_fixed_ip
pod_status = mock.MagicMock()
pod_status.__getitem__.return_value = node_fixed_ip
pod = mock.MagicMock()
pod.__getitem__.return_value = pod_status
parent_port = mock.sentinel.parent_port
m_driver._get_parent_port_by_host_ip.return_value = parent_port
cls._get_parent_port(m_driver, pod)
m_driver._get_parent_port_by_host_ip.assert_called_once()
def test_get_parent_port_by_host_ip(self):
cls = nested_vif.NestedPodVIFDriver
m_driver = mock.Mock(
spec=cls, nodes_subnets_driver=node_subnets.ConfigNodesSubnets())
os_net = self.useFixture(k_fix.MockNetworkClient()).client
node_subnet_id1 = 'node_subnet_id1'
node_subnet_id2 = 'node_subnet_id2'
oslo_cfg.CONF.set_override('worker_nodes_subnets',
[node_subnet_id2],
group='pod_vif_nested')
node_fixed_ip = mock.sentinel.node_fixed_ip
ports = [
mock.Mock(fixed_ips=[{'subnet_id': node_subnet_id1}]),
mock.Mock(fixed_ips=[{'subnet_id': node_subnet_id2}]),
]
os_net.ports.return_value = iter(ports)
self.assertEqual(ports[1], cls._get_parent_port_by_host_ip(
m_driver, node_fixed_ip))
fixed_ips = ['ip_address=%s' % str(node_fixed_ip)]
os_net.ports.assert_called_once_with(fixed_ips=fixed_ips)
def test_get_parent_port_by_host_ip_multiple(self):
cls = nested_vif.NestedPodVIFDriver
m_driver = mock.Mock(
spec=cls, nodes_subnets_driver=node_subnets.ConfigNodesSubnets())
os_net = self.useFixture(k_fix.MockNetworkClient()).client
node_subnet_id1 = 'node_subnet_id1'
node_subnet_id2 = 'node_subnet_id2'
node_subnet_id3 = 'node_subnet_id3'
oslo_cfg.CONF.set_override('worker_nodes_subnets',
[node_subnet_id3, node_subnet_id2],
group='pod_vif_nested')
node_fixed_ip = mock.sentinel.node_fixed_ip
ports = [
mock.Mock(fixed_ips=[{'subnet_id': node_subnet_id1}]),
mock.Mock(fixed_ips=[{'subnet_id': node_subnet_id2}]),
]
os_net.ports.return_value = (p for p in ports)
self.assertEqual(ports[1], cls._get_parent_port_by_host_ip(
m_driver, node_fixed_ip))
fixed_ips = ['ip_address=%s' % str(node_fixed_ip)]
os_net.ports.assert_called_with(fixed_ips=fixed_ips)
def test_get_parent_port_by_host_ip_subnet_id_not_configured(self):
cls = nested_vif.NestedPodVIFDriver
m_driver = mock.Mock(
spec=cls, nodes_subnets_driver=node_subnets.ConfigNodesSubnets())
self.useFixture(k_fix.MockNetworkClient()).client
oslo_cfg.CONF.set_override('worker_nodes_subnets',
'',
group='pod_vif_nested')
node_fixed_ip = mock.sentinel.node_fixed_ip
self.assertRaises(oslo_cfg.RequiredOptError,
cls._get_parent_port_by_host_ip,
m_driver, node_fixed_ip)
def test_get_parent_port_by_host_ip_trunk_not_found(self):
cls = nested_vif.NestedPodVIFDriver
m_driver = mock.Mock(
spec=cls, nodes_subnets_driver=node_subnets.ConfigNodesSubnets())
os_net = self.useFixture(k_fix.MockNetworkClient()).client
node_subnet_id = 'node_subnet_id'
oslo_cfg.CONF.set_override('worker_nodes_subnets',
[node_subnet_id],
group='pod_vif_nested')
node_fixed_ip = mock.sentinel.node_fixed_ip
ports = (p for p in [])
os_net.ports.return_value = ports
self.assertRaises(kl_exc.NoResourceException,
cls._get_parent_port_by_host_ip, m_driver,
node_fixed_ip)
fixed_ips = ['ip_address=%s' % str(node_fixed_ip)]
os_net.ports.assert_called_once_with(fixed_ips=fixed_ips)