207 lines
7.1 KiB
Python
207 lines
7.1 KiB
Python
# Copyright 2018 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from unittest import mock
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from kuryr_kubernetes import constants
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from kuryr_kubernetes.controller.drivers import base as drivers
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from kuryr_kubernetes.controller.drivers import multi_vif
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from kuryr_kubernetes import exceptions
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from kuryr_kubernetes.tests import base as test_base
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from oslo_serialization import jsonutils
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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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'uid': '452176db-4a85-11e7-80bd-fa163e29dbbb',
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'annotations': {
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'openstack.org/kuryr-vif': {},
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'k8s.v1.cni.cncf.io/networks':
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"net-a,net-b,other-ns/net-c"
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}
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}
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}
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def get_nets():
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return [
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{"name": "net-a"},
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{"name": "net-b"},
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{
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"name": "net-c",
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"namespace": "other-ns"
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}
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]
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def get_crd_objs():
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return [
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{
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'name': 'net-a',
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'metadata': {
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'annotations': {
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'openstack.org/kuryr-config':
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'''{"subnetId": "subnet-a"}'''
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}
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}
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},
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{
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'name': 'net-b',
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'metadata': {
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'annotations': {
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'openstack.org/kuryr-config':
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'''{"subnetId": "subnet-b"}'''
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}
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}
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},
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{
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'name': 'net-c',
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'metadata': {
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'annotations': {
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'openstack.org/kuryr-config':
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'''{"subnetId": "subnet-c"}'''
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}
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}
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}
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]
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def get_subnet_objs():
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return [
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{'subnet-a': mock.sentinel.subneta},
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{'subnet-b': mock.sentinel.subnetb},
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{'subnet-c': mock.sentinel.subnetc},
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]
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class TestNPWGMultiVIFDriver(test_base.TestCase):
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def setUp(self):
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super(TestNPWGMultiVIFDriver, self).setUp()
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self._project_id = mock.sentinel.project_id
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self._subnet = mock.sentinel.subnet
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self._vif = mock.sentinel.vif
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self._subnets = [self._subnet]
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self._security_groups = mock.sentinel.security_groups
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self._pod = get_pod_obj()
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self._vif_pool_drv = mock.Mock(spec=drivers.VIFPoolDriver)
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self._request_vif = self._vif_pool_drv.request_vif
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self._request_vif.return_value = self._vif
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self._cls = multi_vif.NPWGMultiVIFDriver
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self._drv = mock.Mock(spec=self._cls)
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self._drv._get_networks = mock.Mock()
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self._drv._drv_vif_pool = self._vif_pool_drv
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@mock.patch.object(drivers.VIFPoolDriver, 'set_vif_driver')
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@mock.patch.object(drivers.VIFPoolDriver, 'get_instance')
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def test_init(self, m_get_vif_pool_driver, m_set_vifs_driver):
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m_get_vif_pool_driver.return_value = self._vif_pool_drv
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self._vif_pool_drv.set_vif_driver = m_set_vifs_driver
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m_drv = multi_vif.NPWGMultiVIFDriver()
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self.assertEqual(self._vif_pool_drv, m_drv._drv_vif_pool)
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m_get_vif_pool_driver.assert_called_once_with(
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specific_driver='multi_pool')
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m_set_vifs_driver.assert_called_once()
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@mock.patch('kuryr_kubernetes.utils.get_subnet')
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@mock.patch('kuryr_kubernetes.clients.get_kubernetes_client')
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def test_request_additional_vifs(self, m_get_client, m_get_subnet):
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vifs = [mock.sentinel.vif_a, mock.sentinel.vif_b, mock.sentinel.vif_c]
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self._request_vif.side_effect = vifs
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net_crds = get_crd_objs()
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client = mock.Mock()
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m_get_client.return_value = client
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m_get_subnet.side_effect = [mock.sentinel.subneta,
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mock.sentinel.subnetb,
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mock.sentinel.subnetc]
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client.get = mock.Mock()
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client.get.side_effect = net_crds
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self._drv._get_networks.return_value = get_nets()
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self.assertEqual(vifs, self._cls.request_additional_vifs(
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self._drv, self._pod, self._project_id, self._security_groups))
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def test_get_networks_str(self):
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networks = get_nets()
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self.assertEqual(networks,
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self._cls._get_networks(self._drv, self._pod))
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def test_get_networks_json(self):
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networks = get_nets()
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self._pod['metadata']['annotations'][
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'kubernetes.v1.cni.cncf.io/networks'] = jsonutils.dumps(networks)
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self.assertEqual(networks,
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self._cls._get_networks(self._drv, self._pod))
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def test_get_networks_with_invalid_annotation(self):
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self._pod['metadata']['annotations'][
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constants.K8S_ANNOTATION_NPWG_NETWORK] = 'ns/net-a/invalid'
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self.assertRaises(exceptions.InvalidKuryrNetworkAnnotation,
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self._cls._get_networks, self._drv, self._pod)
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def test_get_networks_without_annotation(self):
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pod = {
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'metadata': {
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'annotations': {
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}
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}
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}
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self.assertEqual([], self._cls._get_networks(self._drv, pod))
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@mock.patch('kuryr_kubernetes.clients.get_kubernetes_client')
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def test_request_additional_vifs_without_networks(self, m_get_client):
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self._drv._get_networks.return_value = []
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self.assertEqual([],
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self._cls.request_additional_vifs(
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self._drv, self._pod, self._project_id,
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self._security_groups))
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m_get_client.assert_not_called()
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@mock.patch('kuryr_kubernetes.clients.get_kubernetes_client')
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def test_request_additional_vifs_with_invalid_network(self, m_get_client):
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net_crds = get_crd_objs()
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client = mock.Mock()
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m_get_client.return_value = client
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client.get = mock.Mock()
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client.get.side_effects = net_crds
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networks = [{'invalid_key': 'net-x'}]
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self._drv._get_networks.return_value = networks
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self.assertRaises(exceptions.InvalidKuryrNetworkAnnotation,
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self._cls.request_additional_vifs,
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self._drv, self._pod, self._project_id,
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self._security_groups)
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