Roman Dobosz f8c0b736c1 Add events for Pod object.
Also added function for getting object out of ownerReferences or by
query kubernetes API for getting original obj out of CRD.

Change-Id: I17e1672a46496bc6a51f3d28fbfbd1adea9ca249
2021-12-15 15:08:48 +01:00

283 lines
13 KiB
Python

# Copyright (c) 2016 Mirantis, Inc.
# All Rights Reserved.
#
# 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 os_vif import objects as os_obj
from kuryr_kubernetes import constants as k_const
from kuryr_kubernetes.controller.drivers import base as drivers
from kuryr_kubernetes.controller.handlers import vif as h_vif
from kuryr_kubernetes import exceptions as k_exc
from kuryr_kubernetes.objects import vif
from kuryr_kubernetes.tests import base as test_base
from kuryr_kubernetes.tests import fake
class TestVIFHandler(test_base.TestCase):
def setUp(self):
super(TestVIFHandler, self).setUp()
self._project_id = mock.sentinel.project_id
self._subnets = mock.sentinel.subnets
self._security_groups = mock.sentinel.security_groups
self._vif = os_obj.vif.VIFBase()
self._vif.active = True
self._vif_serialized = mock.sentinel.vif_serialized
self._multi_vif_drv = mock.MagicMock(spec=drivers.MultiVIFDriver)
self._additioan_vifs = []
self._state = vif.PodState(default_vif=self._vif)
self._pod_version = mock.sentinel.pod_version
self._pod_link = mock.sentinel.pod_link
self._pod_namespace = 'namespace1'
self._pod_uid = mock.sentinel.pod_uid
self._pod_name = 'pod1'
self._pod = fake.get_k8s_pod()
self._pod['status'] = {'phase': k_const.K8S_POD_STATUS_PENDING}
self._pod['spec'] = {'hostNetwork': False, 'nodeName': 'hostname'}
self._kp_version = mock.sentinel.kp_version
self._kp_link = mock.sentinel.kp_link
self._kp = {'apiVersion': 'openstack.org/v1',
'kind': 'KuryrPort',
'metadata': {'resourceVersion': self._kp_version,
'selfLink': mock.sentinel.kp_link,
'namespace': self._pod_namespace,
'labels': mock.ANY},
'spec': {'podUid': self._pod_uid,
'podNodeName': 'hostname'},
'status': {'vifs': {}}}
self._handler = mock.MagicMock(spec=h_vif.VIFHandler)
self._handler._drv_project = mock.Mock(spec=drivers.PodProjectDriver)
self._handler._drv_subnets = mock.Mock(spec=drivers.PodSubnetsDriver)
self._handler._drv_sg = mock.Mock(spec=drivers.PodSecurityGroupsDriver)
self._handler._drv_vif = mock.Mock(spec=drivers.PodVIFDriver)
self._handler._drv_vif_pool = mock.MagicMock(
spec=drivers.VIFPoolDriver)
self._handler._drv_multi_vif = [self._multi_vif_drv]
self._handler.k8s = mock.Mock()
self._get_project = self._handler._drv_project.get_project
self._get_subnets = self._handler._drv_subnets.get_subnets
self._get_security_groups = self._handler._drv_sg.get_security_groups
self._set_vifs_driver = self._handler._drv_vif_pool.set_vif_driver
self._request_vif = self._handler._drv_vif_pool.request_vif
self._release_vif = self._handler._drv_vif_pool.release_vif
self._activate_vif = self._handler._drv_vif_pool.activate_vif
self._is_pod_scheduled = self._handler._is_pod_scheduled
self._request_additional_vifs = \
self._multi_vif_drv.request_additional_vifs
self._request_vif.return_value = self._vif
self._request_additional_vifs.return_value = self._additioan_vifs
self._is_pod_scheduled.return_value = True
self._get_project.return_value = self._project_id
self._get_subnets.return_value = self._subnets
self._get_security_groups.return_value = self._security_groups
self._set_vifs_driver.return_value = mock.Mock(
spec=drivers.PodVIFDriver)
def test_is_pod_scheduled(self):
self.assertTrue(h_vif.VIFHandler._is_pod_scheduled(self._pod))
def test_is_not_pending(self):
self._pod['status']['phase'] = 'Unknown'
self.assertFalse(h_vif.VIFHandler._is_pod_scheduled(self._pod))
def test_is_pending_no_node(self):
self._pod['spec']['nodeName'] = None
self.assertFalse(h_vif.VIFHandler._is_pod_scheduled(self._pod))
def test_unset_pending(self):
self.assertFalse(h_vif.VIFHandler._is_pod_scheduled({'spec': {},
'status': {}}))
@mock.patch('kuryr_kubernetes.clients.get_kubernetes_client')
@mock.patch('kuryr_kubernetes.utils.is_host_network')
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_kuryrport')
def test_on_present_host_network(self, m_get_kuryrport, m_host_network,
m_get_k8s_client):
m_get_kuryrport.return_value = self._kp
m_host_network.return_value = True
k8s = mock.MagicMock()
m_get_k8s_client.return_value = k8s
h_vif.VIFHandler.on_present(self._handler, self._pod)
k8s.add_finalizer.assert_not_called()
m_get_kuryrport.assert_not_called()
self._request_vif.assert_not_called()
self._request_additional_vifs.assert_not_called()
self._activate_vif.assert_not_called()
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_k8s_resource')
@mock.patch('kuryr_kubernetes.utils.is_pod_completed')
@mock.patch('kuryr_kubernetes.utils.is_host_network')
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_kuryrport')
def test_on_present_not_scheduled(self, m_get_kuryrport, m_host_network,
m_is_pod_completed, m_get_k8s_res):
m_get_kuryrport.return_value = self._kp
m_host_network.return_value = False
m_is_pod_completed.return_value = False
m_get_k8s_res.return_value = {}
h_vif.VIFHandler.on_present(self._handler, self._pod)
self._handler.k8s.add_finalizer.assert_called()
m_get_kuryrport.assert_called()
self._request_vif.assert_not_called()
self._request_additional_vifs.assert_not_called()
self._activate_vif.assert_not_called()
@mock.patch('kuryr_kubernetes.utils.is_pod_completed')
@mock.patch('kuryr_kubernetes.clients.get_kubernetes_client')
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_kuryrport')
def test_on_present_on_completed_without_kuryrport(self, m_get_kuryrport,
m_get_k8s_client,
m_is_pod_completed):
m_is_pod_completed.return_value = True
m_get_kuryrport.return_value = None
k8s = mock.MagicMock()
m_get_k8s_client.return_value = k8s
h_vif.VIFHandler.on_present(self._handler, self._pod)
self._handler.on_finalize.assert_called()
self._request_vif.assert_not_called()
self._request_additional_vifs.assert_not_called()
self._activate_vif.assert_not_called()
@mock.patch('kuryr_kubernetes.utils.is_pod_completed')
@mock.patch('kuryr_kubernetes.clients.get_kubernetes_client')
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_kuryrport')
def test_on_present_on_completed_with_kuryrport(self, m_get_kuryrport,
m_get_k8s_client,
m_is_pod_completed):
m_is_pod_completed.return_value = True
m_get_kuryrport.return_value = mock.MagicMock()
k8s = mock.MagicMock()
m_get_k8s_client.return_value = k8s
h_vif.VIFHandler.on_present(self._handler, self._pod)
self._handler.on_finalize.assert_called()
self._request_vif.assert_not_called()
self._request_additional_vifs.assert_not_called()
self._activate_vif.assert_not_called()
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_k8s_resource')
@mock.patch('kuryr_kubernetes.utils.is_host_network')
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_kuryrport')
def test_on_present_create(self, m_get_kuryrport, m_host_network,
m_get_k8s_res):
m_get_kuryrport.return_value = None
m_host_network.return_value = False
m_get_k8s_res.return_value = {}
h_vif.VIFHandler.on_present(self._handler, self._pod)
add_finalizer = self._handler.k8s.add_finalizer
add_finalizer.assert_called_once_with(self._pod, k_const.POD_FINALIZER)
m_get_kuryrport.assert_called_once_with(self._pod)
self._handler._add_kuryrport_crd.assert_called_once_with(self._pod)
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_k8s_resource')
@mock.patch('kuryr_kubernetes.utils.is_host_network')
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_kuryrport')
def test_on_present_update(self, m_get_kuryrport, m_host_network,
m_get_k8s_res):
m_get_kuryrport.return_value = self._kp
m_host_network.return_value = False
m_get_k8s_res.return_value = {}
h_vif.VIFHandler.on_present(self._handler, self._pod)
add_finalizer = self._handler.k8s.add_finalizer
add_finalizer.assert_called_once_with(self._pod, k_const.POD_FINALIZER)
m_get_kuryrport.assert_called_once_with(self._pod)
self._handler._add_kuryrport_crd.assert_not_called()
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_k8s_resource')
@mock.patch('kuryr_kubernetes.utils.is_host_network')
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_kuryrport')
def test_on_present_upgrade(self, m_get_kuryrport, m_host_network,
m_get_k8s_res):
m_get_kuryrport.return_value = self._kp
m_host_network.return_value = False
m_get_k8s_res.return_value = {}
h_vif.VIFHandler.on_present(self._handler, self._pod)
add_finalizer = self._handler.k8s.add_finalizer
add_finalizer.assert_called_once_with(self._pod, k_const.POD_FINALIZER)
m_get_kuryrport.assert_called()
self._request_vif.assert_not_called()
self._request_additional_vifs.assert_not_called()
self._activate_vif.assert_not_called()
@mock.patch('kuryr_kubernetes.controller.drivers.utils.get_k8s_resource')
@mock.patch('kuryr_kubernetes.utils.is_host_network')
def test_on_present_pod_finalizer_exception(self, m_host_network,
m_get_k8s_res):
m_host_network.return_value = False
m_get_k8s_res.return_value = {}
self._handler.k8s.add_finalizer.side_effect = k_exc.K8sClientException
self.assertRaises(k_exc.K8sClientException,
h_vif.VIFHandler.on_present, self._handler,
self._pod)
add_finalizer = self._handler.k8s.add_finalizer
add_finalizer.assert_called_once_with(self._pod, k_const.POD_FINALIZER)
def test_on_finalize_crd(self):
self._handler.k8s.get.return_value = self._kp
h_vif.VIFHandler.on_finalize(self._handler, self._pod)
self._handler.k8s.delete.assert_called_once_with(
h_vif.KURYRPORT_URI.format(
ns=self._pod["metadata"]["namespace"],
crd=self._pod["metadata"]["name"]))
def test_on_finalize_crd_exception(self):
self._handler.k8s.get.return_value = self._kp
self._handler.k8s.delete.side_effect = k_exc.K8sClientException
self.assertRaises(k_exc.ResourceNotReady, h_vif.VIFHandler
.on_finalize, self._handler, self._pod)
self._handler.k8s.delete.assert_called_once_with(
h_vif.KURYRPORT_URI.format(
ns=self._pod["metadata"]["namespace"],
crd=self._pod["metadata"]["name"]))
def test_on_finalize_crd_not_found(self):
self._handler.k8s.get.return_value = self._kp
(self._handler.k8s.delete
.side_effect) = k_exc.K8sResourceNotFound(self._pod)
h_vif.VIFHandler.on_finalize(self._handler, self._pod)
self._handler.k8s.delete.assert_called_once_with(
h_vif.KURYRPORT_URI.format(
ns=self._pod["metadata"]["namespace"],
crd=self._pod["metadata"]["name"]))
(self._handler.k8s.remove_finalizer
.assert_called_once_with(self._pod, k_const.POD_FINALIZER))