dfa9a392f1
This patch adds support for services that define the targetPort with text (port name), pointing to the same port number as the defined exposed port on the svc. Closes-Bug: 1818969 Change-Id: I7f957d292f7c4a43b759292e5bd04c4db704c4c4
218 lines
8.0 KiB
Python
218 lines
8.0 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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import mock
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from os_vif import objects
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from oslo_config import cfg
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from kuryr_kubernetes import constants as k_const
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from kuryr_kubernetes import exceptions as k_exc
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from kuryr_kubernetes.objects import lbaas as obj_lbaas
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from kuryr_kubernetes.objects import vif
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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 kuryr_kubernetes import utils
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CONF = cfg.CONF
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class TestUtils(test_base.TestCase):
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@mock.patch('socket.gethostname')
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def test_get_node_name(self, m_gethostname):
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m_gethostname.return_value = 'foo'
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res = utils.get_node_name()
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self.assertEqual('foo', res)
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m_gethostname.assert_called_once_with()
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@mock.patch('requests.get')
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def test_get_leader_name(self, m_get):
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m_get.return_value = mock.Mock(json=mock.Mock(
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return_value={'name': 'foo'}))
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res = utils.get_leader_name()
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m_get.assert_called_once_with(
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'http://localhost:%d' % CONF.kubernetes.controller_ha_elector_port)
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self.assertEqual('foo', res)
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@mock.patch('requests.get')
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def test_get_leader_name_malformed(self, m_get):
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m_get.return_value = mock.Mock(json=mock.Mock(
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return_value={'name2': 'foo'}))
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res = utils.get_leader_name()
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m_get.assert_called_once_with(
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'http://localhost:%d' % CONF.kubernetes.controller_ha_elector_port)
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self.assertIsNone(res)
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@mock.patch('requests.get')
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def test_get_leader_name_exc(self, m_get):
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m_get.side_effect = Exception
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res = utils.get_leader_name()
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m_get.assert_called_once_with(
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'http://localhost:%d' % CONF.kubernetes.controller_ha_elector_port)
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self.assertIsNone(res)
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@mock.patch('kuryr_kubernetes.os_vif_util.neutron_to_osvif_network')
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@mock.patch('kuryr_kubernetes.os_vif_util.neutron_to_osvif_subnet')
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def test_get_subnet(self, m_osv_subnet, m_osv_network):
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neutron = self.useFixture(k_fix.MockNeutronClient()).client
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subnet = mock.MagicMock()
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network = mock.MagicMock()
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subnet_id = mock.sentinel.subnet_id
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network_id = mock.sentinel.network_id
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neutron_subnet = {'network_id': network_id}
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neutron_network = mock.sentinel.neutron_network
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neutron.show_subnet.return_value = {'subnet': neutron_subnet}
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neutron.show_network.return_value = {'network': neutron_network}
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m_osv_subnet.return_value = subnet
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m_osv_network.return_value = network
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ret = utils.get_subnet(subnet_id)
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self.assertEqual(network, ret)
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neutron.show_subnet.assert_called_once_with(subnet_id)
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neutron.show_network.assert_called_once_with(network_id)
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m_osv_subnet.assert_called_once_with(neutron_subnet)
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m_osv_network.assert_called_once_with(neutron_network)
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network.subnets.objects.append.assert_called_once_with(subnet)
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def test_extract_pod_annotation(self):
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vif_obj = objects.vif.VIFBase()
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ps = vif.PodState(default_vif=vif_obj)
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d = ps.obj_to_primitive()
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result = utils.extract_pod_annotation(d)
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self.assertEqual(vif.PodState.obj_name(), result.obj_name())
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self.assertEqual(vif_obj, result.default_vif)
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def test_extract_pod_annotation_convert(self):
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vif_obj = objects.vif.VIFBase()
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d = vif_obj.obj_to_primitive()
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result = utils.extract_pod_annotation(d)
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self.assertEqual(vif.PodState.obj_name(), result.obj_name())
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self.assertEqual(vif_obj, result.default_vif)
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def test__has_kuryrnet_crd(self):
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kuryrnet_crd = {
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"apiVersion": "openstack.org/v1",
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"items": [
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],
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"kind": "KuryrNetList",
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"metadata": {
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"continue": "",
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"resourceVersion": "33018",
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"selfLink": "/apis/openstack.org/v1/kuryrnets"
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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.return_value = kuryrnet_crd
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kuryrnets_url = k_const.K8S_API_CRD_KURYRNETS
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resp = utils.has_kuryr_crd(kuryrnets_url)
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self.assertEqual(resp, True)
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def test__has_kuryrnetpolicy_crd(self):
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kuryrnetpolicies_crd = {
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"apiVersion": "openstack.org/v1",
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"items": [
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],
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"kind": "KuryrNetPolicyList",
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"metadata": {
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"continue": "",
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"resourceVersion": "34186",
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"selfLink": "/apis/openstack.org/v1/kuryrnetpolicies"
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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.return_value = kuryrnetpolicies_crd
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kuryrnetpolicies_url = k_const.K8S_API_CRD_KURYRNETPOLICIES
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resp = utils.has_kuryr_crd(kuryrnetpolicies_url)
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self.assertEqual(resp, True)
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def test__has_kuryr_crd_error(self):
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crds = [k_const.K8S_API_CRD_KURYRNETS,
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k_const.K8S_API_CRD_KURYRNETPOLICIES]
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for crd_url in crds:
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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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resp = utils.has_kuryr_crd(crd_url)
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self.assertEqual(resp, False)
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kubernetes.get.assert_called_once()
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def test_get_endpoints_link(self):
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service = {'metadata': {
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'selfLink': "/api/v1/namespaces/default/services/test"}}
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ret = utils.get_endpoints_link(service)
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expected_link = "/api/v1/namespaces/default/endpoints/test"
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self.assertEqual(expected_link, ret)
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def test_get_service_ports(self):
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service = {'spec': {'ports': [
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{'port': 1, 'targetPort': 1},
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{'port': 2, 'name': 'X', 'protocol': 'UDP', 'targetPort': 2}
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]}}
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expected_ret = [
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{'port': 1, 'name': None, 'protocol': 'TCP', 'targetPort': '1'},
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{'port': 2, 'name': 'X', 'protocol': 'UDP', 'targetPort': '2'}]
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ret = utils.get_service_ports(service)
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self.assertEqual(expected_ret, ret)
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@mock.patch('kuryr_kubernetes.utils.get_service_ports')
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def test_has_port_changes(self, m_get_service_ports):
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service = mock.MagicMock()
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m_get_service_ports.return_value = [
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{'port': 1, 'name': 'X', 'protocol': 'TCP', 'targetPort': 1},
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]
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lbaas_spec = mock.MagicMock()
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lbaas_spec.ports = [
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obj_lbaas.LBaaSPortSpec(name='X', protocol='TCP', port=1,
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targetPort=1),
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obj_lbaas.LBaaSPortSpec(name='Y', protocol='TCP', port=2,
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targetPort=2),
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]
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ret = utils.has_port_changes(service, lbaas_spec)
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self.assertTrue(ret)
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@mock.patch('kuryr_kubernetes.utils.get_service_ports')
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def test_has_port_changes__no_changes(self, m_get_service_ports):
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service = mock.MagicMock()
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m_get_service_ports.return_value = [
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{'port': 1, 'name': 'X', 'protocol': 'TCP', 'targetPort': '1'},
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{'port': 2, 'name': 'Y', 'protocol': 'TCP', 'targetPort': '2'}
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]
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lbaas_spec = mock.MagicMock()
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lbaas_spec.ports = [
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obj_lbaas.LBaaSPortSpec(name='X', protocol='TCP', port=1,
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targetPort=1),
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obj_lbaas.LBaaSPortSpec(name='Y', protocol='TCP', port=2,
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targetPort=2),
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]
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ret = utils.has_port_changes(service, lbaas_spec)
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self.assertFalse(ret)
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