233 lines
9.5 KiB
Python
233 lines
9.5 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 kubernetes
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import time
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from oslo_log import log as logging
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from tempest import config
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from tempest.lib import decorators
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from tempest.lib import exceptions as lib_exc
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from kuryr_tempest_plugin.tests.scenario import base
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LOG = logging.getLogger(__name__)
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CONF = config.CONF
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TIMEOUT_PERIOD = 20
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class TestNetworkPolicyScenario(base.BaseKuryrScenarioTest):
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@classmethod
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def skip_checks(cls):
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super(TestNetworkPolicyScenario, cls).skip_checks()
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if not CONF.kuryr_kubernetes.network_policy_enabled:
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raise cls.skipException('Network Policy driver and handler must '
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'be enabled to run this tests')
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@decorators.idempotent_id('24577a9b-1d29-409b-8b60-da3b49d776b1')
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def test_create_delete_network_policy(self):
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np = self.create_network_policy()
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LOG.debug("Creating network policy %s" % np)
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network_policy_name = np.metadata.name
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kuryr_netpolicy_crd_name = 'np-' + network_policy_name
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network_policies = self.list_network_policies()
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kuryrnetpolicies = ''
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start = time.time()
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while time.time() - start < TIMEOUT_PERIOD:
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try:
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kuryrnetpolicies = self.get_kuryr_netpolicy_crds(
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name=kuryr_netpolicy_crd_name)
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break
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except kubernetes.client.rest.ApiException:
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time.sleep(1)
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continue
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sg_id = kuryrnetpolicies['spec']['securityGroupId']
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sgs = self.list_security_groups(fields='id')
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sg_ids = [sg['id'] for sg in sgs]
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self.assertIn(network_policy_name, network_policies)
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self.assertEqual(kuryr_netpolicy_crd_name,
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str(kuryrnetpolicies['metadata']['name']))
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self.assertIn(sg_id, sg_ids)
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self.delete_network_policy(network_policy_name)
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start = time.time()
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while time.time() - start < TIMEOUT_PERIOD:
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time.sleep(1)
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if network_policy_name in self.list_network_policies():
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continue
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try:
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self.get_kuryr_netpolicy_crds(name=kuryr_netpolicy_crd_name)
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except kubernetes.client.rest.ApiException:
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break
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sgs_after = self.list_security_groups(fields='id')
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sg_ids_after = [sg['id'] for sg in sgs_after]
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self.assertNotIn(sg_id, sg_ids_after)
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@decorators.idempotent_id('44daf8fe-6a4b-4ca9-8685-97fb1f573e5e')
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def test_update_network_policy(self):
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"""Update a Network Policy with a new pod selector
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This method creates a Network Policy with a specific pod selector
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and updates it with a new pod selector. The CRD should always have
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the same pod selector as the Policy.
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"""
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match_labels = {'app': 'demo'}
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np = self.create_network_policy(match_labels=match_labels)
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self.addCleanup(self.delete_network_policy,
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np.metadata.name)
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kuryr_netpolicy_crd_name = 'np-' + np.metadata.name
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kuryrnetpolicies = ''
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start = time.time()
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while time.time() - start < TIMEOUT_PERIOD:
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try:
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kuryrnetpolicies = self.get_kuryr_netpolicy_crds(
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name=kuryr_netpolicy_crd_name)
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break
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except kubernetes.client.rest.ApiException:
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time.sleep(1)
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continue
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if not kuryrnetpolicies:
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raise lib_exc.TimeoutException()
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crd_pod_selector = kuryrnetpolicies['spec']['podSelector']
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self.assertEqual(crd_pod_selector.get('matchLabels'),
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match_labels)
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match_labels = {'context': 'demo'}
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np = self.read_network_policy(np)
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np.spec.pod_selector.match_labels = match_labels
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np = self.update_network_policy(np)
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labels = {}
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start = time.time()
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label_key = match_labels.keys()[0]
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while time.time() - start < TIMEOUT_PERIOD:
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try:
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time.sleep(1)
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updated_knp = self.get_kuryr_netpolicy_crds(
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name=kuryr_netpolicy_crd_name)
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crd_pod_selector = updated_knp['spec']['podSelector']
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labels = crd_pod_selector.get('matchLabels')
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if labels.get(label_key):
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break
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except kubernetes.client.rest.ApiException:
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continue
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if not labels.get(label_key):
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raise lib_exc.TimeoutException()
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self.assertEqual(labels, match_labels)
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@decorators.idempotent_id('24577a9b-1d29-409b-8b60-da3c49d777c2')
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def test_delete_namespace_with_network_policy(self):
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ns_name, ns = self.create_namespace()
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match_labels = {'role': 'db'}
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np = self.create_network_policy(match_labels=match_labels,
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namespace=ns_name)
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LOG.debug("Creating network policy %s" % np)
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network_policy_name = np.metadata.name
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kuryr_netpolicy_crd_name = 'np-' + network_policy_name
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network_policies = self.list_network_policies(namespace=ns_name)
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kuryrnetpolicies = ''
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start = time.time()
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while time.time() - start < TIMEOUT_PERIOD:
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try:
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kuryrnetpolicies = self.get_kuryr_netpolicy_crds(
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name=kuryr_netpolicy_crd_name, namespace=ns_name)
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break
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except kubernetes.client.rest.ApiException:
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time.sleep(1)
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continue
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sg_id = kuryrnetpolicies['spec']['securityGroupId']
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sgs = self.list_security_groups(fields='id')
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sg_ids = [sg['id'] for sg in sgs]
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self.assertIn(network_policy_name, network_policies)
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self.assertEqual(kuryr_netpolicy_crd_name,
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str(kuryrnetpolicies['metadata']['name']))
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self.assertIn(sg_id, sg_ids)
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# delete namespace
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self.delete_namespace(ns_name)
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start = time.time()
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while time.time() - start < TIMEOUT_PERIOD:
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time.sleep(1)
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if network_policy_name in self.list_network_policies(
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namespace=ns_name):
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continue
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try:
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self.get_kuryr_netpolicy_crds(name=kuryr_netpolicy_crd_name,
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namespace=ns_name)
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except kubernetes.client.rest.ApiException:
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break
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start = time.time()
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while time.time() - start < TIMEOUT_PERIOD:
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sgs_after = self.list_security_groups(fields='id')
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sg_ids_after = [sg['id'] for sg in sgs_after]
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if sg_id not in sg_ids_after:
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break
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time.sleep(1)
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if time.time() - start >= TIMEOUT_PERIOD:
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raise lib_exc.TimeoutException('Sec group ID still exists')
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@decorators.idempotent_id('24577a9b-1d46-419b-8b60-da3c49d777c3')
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def test_create_delete_network_policy_non_default_ns(self):
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ns_name, ns = self.create_namespace()
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match_labels = {'role': 'db'}
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np = self.create_network_policy(match_labels=match_labels,
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namespace=ns_name)
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LOG.debug("Creating network policy %s" % np)
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network_policy_name = np.metadata.name
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kuryr_netpolicy_crd_name = 'np-' + network_policy_name
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network_policies = self.list_network_policies(namespace=ns_name)
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kuryrnetpolicies = ''
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start = time.time()
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while time.time() - start < TIMEOUT_PERIOD:
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try:
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kuryrnetpolicies = self.get_kuryr_netpolicy_crds(
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name=kuryr_netpolicy_crd_name, namespace=ns_name)
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break
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except kubernetes.client.rest.ApiException:
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time.sleep(1)
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continue
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sg_id = kuryrnetpolicies['spec']['securityGroupId']
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sgs = self.list_security_groups(fields='id')
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sg_ids = [sg['id'] for sg in sgs]
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self.assertIn(network_policy_name, network_policies)
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self.assertEqual(kuryr_netpolicy_crd_name,
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str(kuryrnetpolicies['metadata']['name']))
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self.assertIn(sg_id, sg_ids)
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self.delete_network_policy(network_policy_name, namespace=ns_name)
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start = time.time()
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while time.time() - start < TIMEOUT_PERIOD:
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time.sleep(1)
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if network_policy_name in self.list_network_policies(
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namespace=ns_name):
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continue
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try:
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self.get_kuryr_netpolicy_crds(name=kuryr_netpolicy_crd_name,
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namespace=ns_name)
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except kubernetes.client.rest.ApiException:
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break
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start = time.time()
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while time.time() - start < TIMEOUT_PERIOD:
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sgs_after = self.list_security_groups(fields='id')
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sg_ids_after = [sg['id'] for sg in sgs_after]
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if sg_id not in sg_ids_after:
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break
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time.sleep(1)
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if time.time() - start >= TIMEOUT_PERIOD:
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raise lib_exc.TimeoutException('Sec group ID still exists')
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