217 lines
8.7 KiB
Python
217 lines
8.7 KiB
Python
# Copyright (c) 2018 Red Hat, Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import ddt
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import mock
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from neutronclient.common import exceptions as n_exc
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from kuryr_kubernetes.controller.drivers import base as drivers
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from kuryr_kubernetes.controller.drivers import vif_pool
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from kuryr_kubernetes.controller.handlers import namespace
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from kuryr_kubernetes import exceptions as k_exc
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from kuryr_kubernetes.tests import base as test_base
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@ddt.ddt
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class TestNamespaceHandler(test_base.TestCase):
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def setUp(self):
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super(TestNamespaceHandler, self).setUp()
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self._project_id = mock.sentinel.project_id
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self._subnets = mock.sentinel.subnets
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self._namespace_version = mock.sentinel.namespace_version
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self._namespace_link = mock.sentinel.namespace_link
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self._namespace_name = 'ns-test'
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self._namespace = {
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'metadata': {'name': self._namespace_name,
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'resourceVersion': self._namespace_version,
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'selfLink': self._namespace_link},
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'status': {'phase': 'Active'}
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}
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self._handler = mock.MagicMock(spec=namespace.NamespaceHandler)
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self._handler._drv_project = mock.Mock(
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spec=drivers.NamespaceProjectDriver)
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self._handler._drv_subnets = mock.Mock(spec=drivers.PodSubnetsDriver)
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self._handler._drv_vif_pool = mock.MagicMock(
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spec=vif_pool.MultiVIFPool)
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self._get_project = self._handler._drv_project.get_project
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self._get_subnets = self._handler._drv_subnets.get_subnets
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self._create_namespace_network = (
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self._handler._drv_subnets.create_namespace_network)
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self._delete_namespace_subnet = (
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self._handler._drv_subnets.delete_namespace_subnet)
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self._get_net_crd = self._handler._get_net_crd
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self._set_net_crd = self._handler._set_net_crd
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self._get_net_id_from_net_crd = (
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self._handler._get_net_id_from_net_crd)
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self._rollback_network_resources = (
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self._handler._drv_subnets.rollback_network_resources)
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self._delete_network_pools = (
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self._handler._drv_vif_pool.delete_network_pools)
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self._get_project.return_value = self._project_id
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self._get_subnets.return_value = self._subnets
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def _get_crd(self):
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crd = {
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'kind': 'KuryrNet',
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'spec': {
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'routerId': mock.sentinel.router_id,
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'netId': mock.sentinel.net_id,
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'subnetId': mock.sentinel.subnet_id,
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}
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}
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return crd
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@mock.patch.object(drivers.VIFPoolDriver, 'get_instance')
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@mock.patch.object(drivers.PodSubnetsDriver, 'get_instance')
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@mock.patch.object(drivers.NamespaceProjectDriver, 'get_instance')
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def test_init(self, m_get_project_driver, m_get_subnets_driver,
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m_get_vif_pool_driver):
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project_driver = mock.sentinel.project_driver
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subnets_driver = mock.sentinel.subnets_driver
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vif_pool_driver = mock.Mock(spec=vif_pool.MultiVIFPool)
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m_get_project_driver.return_value = project_driver
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m_get_subnets_driver.return_value = subnets_driver
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m_get_vif_pool_driver.return_value = vif_pool_driver
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handler = namespace.NamespaceHandler()
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self.assertEqual(project_driver, handler._drv_project)
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self.assertEqual(subnets_driver, handler._drv_subnets)
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self.assertEqual(vif_pool_driver, handler._drv_vif_pool)
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def test_on_present(self):
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net_crd = self._get_crd()
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self._get_net_crd.return_value = None
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self._create_namespace_network.return_value = net_crd
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namespace.NamespaceHandler.on_present(self._handler, self._namespace)
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self._get_net_crd.assert_called_once_with(self._namespace)
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self._create_namespace_network.assert_called_once_with(
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self._namespace_name, self._project_id)
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self._set_net_crd.assert_called_once_with(self._namespace, net_crd)
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self._rollback_network_resources.assert_not_called()
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def test_on_present_existing(self):
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net_crd = self._get_crd()
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self._get_net_crd.return_value = net_crd
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namespace.NamespaceHandler.on_present(self._handler, self._namespace)
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self._get_net_crd.assert_called_once_with(self._namespace)
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self._create_namespace_network.assert_not_called()
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self._set_net_crd.assert_not_called()
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self._rollback_network_resources.assert_not_called()
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@ddt.data((n_exc.NeutronClientException), (k_exc.K8sClientException))
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def test_on_present_create_exception(self, m_create_net):
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self._get_net_crd.return_value = None
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self._create_namespace_network.side_effect = m_create_net
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self.assertRaises(m_create_net, namespace.NamespaceHandler.on_present,
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self._handler, self._namespace)
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self._get_net_crd.assert_called_once_with(self._namespace)
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self._create_namespace_network.assert_called_once_with(
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self._namespace_name, self._project_id)
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self._set_net_crd.assert_not_called()
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self._rollback_network_resources.assert_not_called()
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def test_on_present_set_crd_exception(self):
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net_crd = self._get_crd()
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self._get_net_crd.return_value = None
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self._create_namespace_network.return_value = net_crd
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self._set_net_crd.side_effect = k_exc.K8sClientException
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namespace.NamespaceHandler.on_present(self._handler, self._namespace)
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self._get_net_crd.assert_called_once_with(self._namespace)
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self._create_namespace_network.assert_called_once_with(
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self._namespace_name, self._project_id)
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self._set_net_crd.assert_called_once_with(self._namespace, net_crd)
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self._rollback_network_resources.assert_called_once()
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def test_on_present_rollback_exception(self):
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net_crd = self._get_crd()
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self._get_net_crd.return_value = None
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self._create_namespace_network.return_value = net_crd
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self._set_net_crd.side_effect = k_exc.K8sClientException
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self._rollback_network_resources.side_effect = (
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n_exc.NeutronClientException)
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self.assertRaises(n_exc.NeutronClientException,
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namespace.NamespaceHandler.on_present,
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self._handler, self._namespace)
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self._get_net_crd.assert_called_once_with(self._namespace)
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self._create_namespace_network.assert_called_once_with(
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self._namespace_name, self._project_id)
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self._set_net_crd.assert_called_once_with(self._namespace, net_crd)
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self._rollback_network_resources.assert_called_once()
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def test_on_deleted(self):
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net_crd = self._get_crd()
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net_id = mock.sentinel.net_id
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self._get_net_crd.return_value = net_crd
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self._get_net_id_from_net_crd.return_value = net_id
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namespace.NamespaceHandler.on_deleted(self._handler, self._namespace)
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self._get_net_crd.assert_called_once_with(self._namespace)
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self._get_net_id_from_net_crd.assert_called_once_with(net_crd)
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self._delete_network_pools.assert_called_once_with(net_id)
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self._delete_namespace_subnet.assert_called_once_with(net_crd)
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def test_on_deleted_missing_crd_annotation(self):
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self._get_net_crd.return_value = None
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namespace.NamespaceHandler.on_deleted(self._handler, self._namespace)
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self._get_net_crd.assert_called_once_with(self._namespace)
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self._get_net_id_from_net_crd.assert_not_called()
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self._delete_network_pools.assert_not_called()
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self._delete_namespace_subnet.assert_not_called()
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def test_on_deleted_k8s_exception(self):
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net_crd = self._get_crd()
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self._get_net_crd.return_value = net_crd
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self._get_net_id_from_net_crd.side_effect = k_exc.K8sClientException
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self.assertRaises(k_exc.K8sClientException,
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namespace.NamespaceHandler.on_deleted,
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self._handler, self._namespace)
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self._get_net_crd.assert_called_once_with(self._namespace)
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self._get_net_id_from_net_crd.assert_called_once_with(net_crd)
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self._delete_network_pools.assert_not_called()
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self._delete_namespace_subnet.assert_not_called()
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