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# Copyright (c) 2018 Intel Corporation
#
# 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 kubernetes import client
from kubernetes.client import rest
from kubernetes import config
from yardstick.common import constants
from yardstick.common import exceptions
from yardstick.common import kubernetes_utils
from yardstick.tests.unit import base
class GetExtensionsV1betaApiTestCase(base.BaseUnitTestCase):
@mock.patch.object(client, 'ApiextensionsV1beta1Api', return_value='api')
@mock.patch.object(config, 'load_kube_config')
def test_execute_correct(self, mock_load_kube_config, mock_api):
self.assertEqual('api', kubernetes_utils.get_extensions_v1beta_api())
mock_load_kube_config.assert_called_once_with(
config_file=constants.K8S_CONF_FILE)
mock_api.assert_called_once()
@mock.patch.object(config, 'load_kube_config')
def test_execute_exception(self, mock_load_kube_config):
mock_load_kube_config.side_effect = IOError
with self.assertRaises(exceptions.KubernetesConfigFileNotFound):
kubernetes_utils.get_extensions_v1beta_api()
class GetCustomObjectsApiTestCase(base.BaseUnitTestCase):
@mock.patch.object(client, 'CustomObjectsApi', return_value='api')
@mock.patch.object(config, 'load_kube_config')
def test_execute_correct(self, mock_load_kube_config, mock_api):
self.assertEqual('api', kubernetes_utils.get_custom_objects_api())
mock_load_kube_config.assert_called_once_with(
config_file=constants.K8S_CONF_FILE)
mock_api.assert_called_once()
@mock.patch.object(config, 'load_kube_config')
def test_execute_exception(self, mock_load_kube_config):
mock_load_kube_config.side_effect = IOError
with self.assertRaises(exceptions.KubernetesConfigFileNotFound):
kubernetes_utils.get_custom_objects_api()
class CreateCustomResourceDefinitionTestCase(base.BaseUnitTestCase):
@mock.patch.object(client, 'V1beta1CustomResourceDefinition',
return_value='crd_obj')
@mock.patch.object(kubernetes_utils, 'get_extensions_v1beta_api')
def test_execute_correct(self, mock_get_api, mock_crd):
mock_create_crd = mock.Mock()
mock_get_api.return_value = mock_create_crd
body = {'spec': 'fake_spec', 'metadata': 'fake_metadata'}
kubernetes_utils.create_custom_resource_definition(body)
mock_get_api.assert_called_once()
mock_crd.assert_called_once_with(spec='fake_spec',
metadata='fake_metadata')
mock_create_crd.create_custom_resource_definition.\
assert_called_once_with('crd_obj')
@mock.patch.object(client, 'V1beta1CustomResourceDefinition',
return_value='crd_obj')
@mock.patch.object(kubernetes_utils, 'get_extensions_v1beta_api')
def test_execute_exception(self, mock_get_api, mock_crd):
mock_create_crd = mock.Mock()
mock_create_crd.create_custom_resource_definition.\
side_effect = rest.ApiException
mock_get_api.return_value = mock_create_crd
body = {'spec': 'fake_spec', 'metadata': 'fake_metadata'}
with self.assertRaises(exceptions.KubernetesApiException):
kubernetes_utils.create_custom_resource_definition(body)
mock_get_api.assert_called_once()
mock_crd.assert_called_once_with(spec='fake_spec',
metadata='fake_metadata')
mock_create_crd.create_custom_resource_definition.\
assert_called_once_with('crd_obj')
class DeleteCustomResourceDefinitionTestCase(base.BaseUnitTestCase):
@mock.patch.object(client, 'V1DeleteOptions', return_value='del_obj')
@mock.patch.object(kubernetes_utils, 'get_extensions_v1beta_api')
def test_execute_correct(self, mock_get_api, mock_delobj):
mock_delete_crd = mock.Mock()
mock_get_api.return_value = mock_delete_crd
kubernetes_utils.delete_custom_resource_definition('name')
mock_get_api.assert_called_once()
mock_delobj.assert_called_once()
mock_delete_crd.delete_custom_resource_definition.\
assert_called_once_with('name', 'del_obj')
@mock.patch.object(client, 'V1DeleteOptions', return_value='del_obj')
@mock.patch.object(kubernetes_utils, 'get_extensions_v1beta_api')
def test_execute_exception(self, mock_get_api, mock_delobj):
mock_delete_crd = mock.Mock()
mock_delete_crd.delete_custom_resource_definition.\
side_effect = rest.ApiException
mock_get_api.return_value = mock_delete_crd
with self.assertRaises(exceptions.KubernetesApiException):
kubernetes_utils.delete_custom_resource_definition('name')
mock_delobj.assert_called_once()
mock_delete_crd.delete_custom_resource_definition.\
assert_called_once_with('name', 'del_obj')
class GetCustomResourceDefinitionTestCase(base.BaseUnitTestCase):
@mock.patch.object(kubernetes_utils, 'get_extensions_v1beta_api')
def test_execute_value(self, mock_get_api):
crd_obj = mock.Mock()
crd_obj.spec.names.kind = 'some_kind'
crd_list = mock.Mock()
crd_list.items = [crd_obj]
mock_api = mock.Mock()
mock_api.list_custom_resource_definition.return_value = crd_list
mock_get_api.return_value = mock_api
self.assertEqual(
crd_obj,
kubernetes_utils.get_custom_resource_definition('some_kind'))
@mock.patch.object(kubernetes_utils, 'get_extensions_v1beta_api')
def test_execute_none(self, mock_get_api):
crd_obj = mock.Mock()
crd_obj.spec.names.kind = 'some_kind'
crd_list = mock.Mock()
crd_list.items = [crd_obj]
mock_api = mock.Mock()
mock_api.list_custom_resource_definition.return_value = crd_list
mock_get_api.return_value = mock_api
self.assertIsNone(
kubernetes_utils.get_custom_resource_definition('other_kind'))
@mock.patch.object(kubernetes_utils, 'get_extensions_v1beta_api')
def test_execute_exception(self, mock_get_api):
mock_api = mock.Mock()
mock_api.list_custom_resource_definition.\
side_effect = rest.ApiException
mock_get_api.return_value = mock_api
with self.assertRaises(exceptions.KubernetesApiException):
kubernetes_utils.get_custom_resource_definition('kind')
class CreateNetworkTestCase(base.BaseUnitTestCase):
@mock.patch.object(kubernetes_utils, 'get_custom_objects_api')
def test_execute_correct(self, mock_get_api):
mock_api = mock.Mock()
mock_get_api.return_value = mock_api
group = 'group.com'
version = mock.Mock()
plural = 'networks'
body = mock.Mock()
kubernetes_utils.create_network(
constants.SCOPE_CLUSTER, group, version, plural, body)
mock_api.create_cluster_custom_object.assert_called_once_with(
group, version, plural, body)
mock_api.reset_mock()
kubernetes_utils.create_network(
constants.SCOPE_NAMESPACED, group, version, plural, body)
mock_api.create_namespaced_custom_object.assert_called_once_with(
group, version, 'default', plural, body)
@mock.patch.object(kubernetes_utils, 'get_custom_objects_api')
def test_execute_exception(self, mock_get_api):
mock_api = mock.Mock()
mock_api.create_cluster_custom_object.side_effect = rest.ApiException
mock_get_api.return_value = mock_api
with self.assertRaises(exceptions.KubernetesApiException):
kubernetes_utils.create_network(
constants.SCOPE_CLUSTER, mock.ANY, mock.ANY, mock.ANY,
mock.ANY)
class DeleteNetworkTestCase(base.BaseUnitTestCase):
@mock.patch.object(kubernetes_utils, 'get_custom_objects_api')
def test_execute_correct(self, mock_get_api):
mock_api = mock.Mock()
mock_get_api.return_value = mock_api
group = 'group.com'
version = mock.Mock()
plural = 'networks'
name = 'network'
kubernetes_utils.delete_network(
constants.SCOPE_CLUSTER, group, version, plural, name)
mock_api.delete_cluster_custom_object.assert_called_once_with(
group, version, plural, name, {})
mock_api.reset_mock()
kubernetes_utils.delete_network(
constants.SCOPE_NAMESPACED, group, version, plural, name)
mock_api.delete_namespaced_custom_object.assert_called_once_with(
group, version, 'default', plural, name, {})
@mock.patch.object(kubernetes_utils, 'get_custom_objects_api')
def test_execute_exception(self, mock_get_api):
mock_api = mock.Mock()
mock_api.delete_cluster_custom_object.side_effect = rest.ApiException
mock_get_api.return_value = mock_api
with self.assertRaises(exceptions.KubernetesApiException):
kubernetes_utils.delete_network(
constants.SCOPE_CLUSTER, mock.ANY, mock.ANY, mock.ANY,
mock.ANY)
class DeletePodTestCase(base.BaseUnitTestCase):
@mock.patch.object(kubernetes_utils, 'get_core_api')
def test_execute_correct(self, mock_get_api):
mock_api = mock.Mock()
mock_get_api.return_value = mock_api
kubernetes_utils.delete_pod("name", body=None)
mock_api.delete_namespaced_pod.assert_called_once_with(
"name", 'default', None)
@mock.patch.object(kubernetes_utils, 'get_core_api')
def test_execute_exception(self, mock_get_api):
mock_api = mock.Mock()
mock_api.delete_namespaced_pod.side_effect = rest.ApiException(status=200)
mock_get_api.return_value = mock_api
with self.assertRaises(exceptions.KubernetesApiException):
kubernetes_utils.delete_pod(mock.ANY, skip_codes=[404])
@mock.patch.object(kubernetes_utils, 'get_core_api')
def test_execute_skip_exception(self, mock_get_api):
mock_api = mock.Mock()
mock_api.delete_namespaced_pod.side_effect = rest.ApiException(status=404)
mock_get_api.return_value = mock_api
kubernetes_utils.delete_pod(mock.ANY, skip_codes=[404])
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