340 lines
12 KiB
Python
340 lines
12 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 mock
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from kuryr_kubernetes import constants
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from kuryr_kubernetes.controller.drivers import namespace_subnet as subnet_drv
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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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from kuryr_kubernetes.tests.unit import kuryr_fixtures as k_fix
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from neutronclient.common import exceptions as n_exc
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from oslo_config import cfg as oslo_cfg
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def get_pod_obj():
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return {
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'status': {
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'qosClass': 'BestEffort',
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'hostIP': '192.168.1.2',
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},
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'kind': 'Pod',
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'spec': {
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'schedulerName': 'default-scheduler',
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'containers': [{
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'name': 'busybox',
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'image': 'busybox',
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'resources': {}
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}],
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'nodeName': 'kuryr-devstack'
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},
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'metadata': {
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'name': 'busybox-sleep1',
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'namespace': 'default',
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'resourceVersion': '53808',
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'selfLink': '/api/v1/namespaces/default/pods/busybox-sleep1',
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'uid': '452176db-4a85-11e7-80bd-fa163e29dbbb',
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'annotations': {
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'openstack.org/kuryr-vif': {}
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}
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}}
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def get_namespace_obj():
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return {
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'metadata': {
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'annotations': {
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constants.K8S_ANNOTATION_NET_CRD: 'net_crd_url_sample'
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}
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}
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}
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class TestNamespacePodSubnetDriver(test_base.TestCase):
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@mock.patch('kuryr_kubernetes.utils.get_subnet')
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def test_get_subnets(self, m_get_subnet):
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pod = get_pod_obj()
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pod_namespace = pod['metadata']['namespace']
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subnet_id = mock.sentinel.subnet_id
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subnet = mock.sentinel.subnet
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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m_driver._get_namespace_subnet_id.return_value = subnet_id
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m_get_subnet.return_value = subnet
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subnets = cls.get_namespace_subnet(m_driver, pod_namespace)
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self.assertEqual({subnet_id: subnet}, subnets)
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m_driver._get_namespace_subnet_id.assert_called_once_with(
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pod_namespace)
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m_get_subnet.assert_called_once_with(subnet_id)
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@mock.patch('kuryr_kubernetes.utils.get_subnet')
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def test_get_subnets_namespace_not_ready(self, m_get_subnet):
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pod = get_pod_obj()
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pod_namespace = pod['metadata']['namespace']
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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m_driver._get_namespace_subnet_id.side_effect = (
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k_exc.ResourceNotReady(pod_namespace))
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self.assertRaises(k_exc.ResourceNotReady, cls.get_namespace_subnet,
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m_driver, pod_namespace)
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m_driver._get_namespace_subnet_id.assert_called_once_with(
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pod_namespace)
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m_get_subnet.assert_not_called()
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def test__get_namespace_subnet_id(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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namespace = mock.sentinel.namespace
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subnet_id = mock.sentinel.subnet_id
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ns = get_namespace_obj()
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crd = {
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'spec': {
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'subnetId': subnet_id
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}
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}
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kubernetes = self.useFixture(k_fix.MockK8sClient()).client
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kubernetes.get.side_effect = [ns, crd]
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subnet_id_resp = cls._get_namespace_subnet_id(m_driver, namespace)
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kubernetes.get.assert_called()
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self.assertEqual(subnet_id, subnet_id_resp)
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def test__get_namespace_subnet_id_get_namespace_exception(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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namespace = mock.sentinel.namespace
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kubernetes = self.useFixture(k_fix.MockK8sClient()).client
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kubernetes.get.side_effect = k_exc.K8sClientException
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self.assertRaises(k_exc.ResourceNotReady,
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cls._get_namespace_subnet_id, m_driver, namespace)
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kubernetes.get.assert_called_once()
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def test__get_namespace_subnet_id_missing_annotation(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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namespace = mock.sentinel.namespace
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subnet_id = mock.sentinel.subnet_id
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ns = get_namespace_obj()
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del ns['metadata']['annotations'][constants.K8S_ANNOTATION_NET_CRD]
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crd = {
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'spec': {
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'subnetId': subnet_id
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}
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}
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kubernetes = self.useFixture(k_fix.MockK8sClient()).client
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kubernetes.get.side_effect = [ns, crd]
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self.assertRaises(k_exc.ResourceNotReady,
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cls._get_namespace_subnet_id, m_driver, namespace)
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kubernetes.get.assert_called_once()
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def test__get_namespace_subnet_id_get_crd_exception(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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namespace = mock.sentinel.namespace
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ns = get_namespace_obj()
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kubernetes = self.useFixture(k_fix.MockK8sClient()).client
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kubernetes.get.side_effect = [ns, k_exc.K8sClientException]
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self.assertRaises(k_exc.K8sClientException,
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cls._get_namespace_subnet_id, m_driver, namespace)
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kubernetes.get.assert_called()
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def test_delete_namespace_subnet(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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net_id = mock.sentinel.net_id
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subnet_id = mock.sentinel.subnet_id
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neutron = self.useFixture(k_fix.MockNeutronClient()).client
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cls._delete_namespace_network_resources(m_driver, subnet_id, net_id)
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neutron.remove_interface_router.assert_called_once()
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neutron.delete_network.assert_called_once_with(net_id)
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@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_ports_by_attrs')
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def test_delete_namespace_subnet_neutron_exception(self, m_get_ports):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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net_id = mock.sentinel.net_id
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subnet_id = mock.sentinel.subnet_id
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neutron = self.useFixture(k_fix.MockNeutronClient()).client
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neutron.delete_network.side_effect = n_exc.NetworkInUseClient
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m_get_ports.return_value = []
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self.assertRaises(k_exc.ResourceNotReady,
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cls._delete_namespace_network_resources, m_driver,
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subnet_id, net_id)
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neutron.remove_interface_router.assert_called_once()
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neutron.delete_network.assert_called_once_with(net_id)
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def test_create_namespace_network(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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namespace = 'test'
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project_id = mock.sentinel.project_id
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neutron = self.useFixture(k_fix.MockNeutronClient()).client
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net = {'id': mock.sentinel.net}
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neutron.create_network.return_value = {'network': net}
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subnet = {'id': mock.sentinel.subnet,
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'cidr': mock.sentinel.cidr}
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neutron.create_subnet.return_value = {'subnet': subnet}
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router_id = 'router1'
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oslo_cfg.CONF.set_override('pod_router',
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router_id,
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group='namespace_subnet')
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net_crd = {'netId': net['id'],
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'routerId': router_id,
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'subnetId': subnet['id'],
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'subnetCIDR': subnet['cidr']}
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net_crd_resp = cls.create_namespace_network(m_driver, namespace,
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project_id)
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self.assertEqual(net_crd_resp, net_crd)
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neutron.create_network.assert_called_once()
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neutron.create_subnet.assert_called_once()
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neutron.add_interface_router.assert_called_once()
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def test_create_namespace_network_net_exception(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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namespace = 'test'
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project_id = mock.sentinel.project_id
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neutron = self.useFixture(k_fix.MockNeutronClient()).client
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neutron.create_network.side_effect = n_exc.NeutronClientException
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self.assertRaises(n_exc.NeutronClientException,
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cls.create_namespace_network, m_driver, namespace,
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project_id)
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neutron.create_network.assert_called_once()
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neutron.create_subnet.assert_not_called()
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neutron.add_interface_router.assert_not_called()
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def test_create_namespace_network_subnet_exception(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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namespace = 'test'
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project_id = mock.sentinel.project_id
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neutron = self.useFixture(k_fix.MockNeutronClient()).client
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net = {'id': mock.sentinel.net}
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neutron.create_network.return_value = {'network': net}
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neutron.create_subnet.side_effect = n_exc.NeutronClientException
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self.assertRaises(n_exc.NeutronClientException,
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cls.create_namespace_network, m_driver, namespace,
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project_id)
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neutron.create_network.assert_called_once()
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neutron.create_subnet.assert_called_once()
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neutron.add_interface_router.assert_not_called()
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def test_create_namespace_network_router_exception(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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namespace = 'test'
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project_id = mock.sentinel.project_id
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neutron = self.useFixture(k_fix.MockNeutronClient()).client
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net = {'id': mock.sentinel.net}
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neutron.create_network.return_value = {'network': net}
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subnet = {'id': mock.sentinel.subnet}
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neutron.create_subnet.return_value = {'subnet': subnet}
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neutron.add_interface_router.side_effect = (
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n_exc.NeutronClientException)
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self.assertRaises(n_exc.NeutronClientException,
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cls.create_namespace_network, m_driver, namespace,
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project_id)
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neutron.create_network.assert_called_once()
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neutron.create_subnet.assert_called_once()
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neutron.add_interface_router.assert_called_once()
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def test_rollback_network_resources(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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router_id = mock.sentinel.router_id
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net_id = mock.sentinel.net_id
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subnet_id = mock.sentinel.subnet_id
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sg_id = mock.sentinel.sg_id
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crd_spec = {
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'subnetId': subnet_id,
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'routerId': router_id,
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'netId': net_id,
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'sgId': sg_id
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}
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namespace = mock.sentinel.namespace
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neutron = self.useFixture(k_fix.MockNeutronClient()).client
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cls.rollback_network_resources(m_driver, crd_spec, namespace)
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neutron.remove_interface_router.assert_called_with(
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router_id, {'subnet_id': subnet_id})
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neutron.delete_network.assert_called_with(net_id)
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def test_rollback_network_resources_router_exception(self):
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cls = subnet_drv.NamespacePodSubnetDriver
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m_driver = mock.MagicMock(spec=cls)
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router_id = mock.sentinel.router_id
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net_id = mock.sentinel.net_id
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subnet_id = mock.sentinel.subnet_id
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sg_id = mock.sentinel.sg_id
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crd_spec = {
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'subnetId': subnet_id,
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'routerId': router_id,
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'netId': net_id,
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'sgId': sg_id
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}
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namespace = mock.sentinel.namespace
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neutron = self.useFixture(k_fix.MockNeutronClient()).client
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neutron.remove_interface_router.side_effect = (
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n_exc.NeutronClientException)
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cls.rollback_network_resources(m_driver, crd_spec, namespace)
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neutron.remove_interface_router.assert_called_with(
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router_id, {'subnet_id': subnet_id})
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neutron.delete_network.assert_not_called()
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