magnum/magnum/tests/unit/drivers/test_heat_driver.py

197 lines
8.4 KiB
Python

# 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 mock import patch
import magnum.conf
from magnum.drivers.heat import driver as heat_driver
from magnum.drivers.k8s_fedora_atomic_v1 import driver as k8s_atomic_dr
from magnum import objects
from magnum.objects.fields import ClusterStatus as cluster_status
from magnum.tests import base
from magnum.tests.unit.db import utils
CONF = magnum.conf.CONF
class TestHeatPoller(base.TestCase):
@patch('magnum.conductor.utils.retrieve_cluster_template')
@patch('oslo_config.cfg')
@patch('magnum.common.clients.OpenStackClients')
@patch('magnum.drivers.common.driver.Driver.get_driver')
def setup_poll_test(self, mock_driver, mock_openstack_client, cfg,
mock_retrieve_cluster_template):
cfg.CONF.cluster_heat.max_attempts = 10
cluster = mock.MagicMock()
cluster_template_dict = utils.get_test_cluster_template(
coe='kubernetes')
mock_heat_stack = mock.MagicMock()
mock_heat_client = mock.MagicMock()
mock_heat_client.stacks.get.return_value = mock_heat_stack
mock_openstack_client.heat.return_value = mock_heat_client
cluster_template = objects.ClusterTemplate(self.context,
**cluster_template_dict)
mock_retrieve_cluster_template.return_value = cluster_template
mock_driver.return_value = k8s_atomic_dr.Driver()
poller = heat_driver.HeatPoller(mock_openstack_client,
mock.MagicMock(), cluster,
k8s_atomic_dr.Driver())
poller.get_version_info = mock.MagicMock()
return (mock_heat_stack, cluster, poller)
def test_poll_no_save(self):
mock_heat_stack, cluster, poller = self.setup_poll_test()
cluster.status = cluster_status.CREATE_IN_PROGRESS
mock_heat_stack.stack_status = cluster_status.CREATE_IN_PROGRESS
poller.poll_and_check()
self.assertEqual(0, cluster.save.call_count)
def test_poll_save(self):
mock_heat_stack, cluster, poller = self.setup_poll_test()
cluster.status = cluster_status.CREATE_IN_PROGRESS
mock_heat_stack.stack_status = cluster_status.CREATE_FAILED
mock_heat_stack.stack_status_reason = 'Create failed'
self.assertIsNone(poller.poll_and_check())
self.assertEqual(2, cluster.save.call_count)
self.assertEqual(cluster_status.CREATE_FAILED, cluster.status)
self.assertEqual('Create failed', cluster.status_reason)
@patch('os.path.join')
def test_poll_done(self, mock_join):
mock_heat_stack, cluster, poller = self.setup_poll_test()
mock_heat_stack.stack_status = cluster_status.DELETE_COMPLETE
self.assertIsNone(poller.poll_and_check())
mock_heat_stack.stack_status = cluster_status.CREATE_FAILED
self.assertIsNone(poller.poll_and_check())
def test_poll_done_by_update(self):
mock_heat_stack, cluster, poller = self.setup_poll_test()
mock_heat_stack.stack_status = cluster_status.UPDATE_COMPLETE
mock_heat_stack.parameters = {'number_of_minions': 2}
self.assertIsNone(poller.poll_and_check())
self.assertEqual(1, cluster.save.call_count)
self.assertEqual(cluster_status.UPDATE_COMPLETE, cluster.status)
self.assertEqual(2, cluster.node_count)
def test_poll_done_by_update_failed(self):
mock_heat_stack, cluster, poller = self.setup_poll_test()
mock_heat_stack.stack_status = cluster_status.UPDATE_FAILED
mock_heat_stack.parameters = {'number_of_minions': 2}
self.assertIsNone(poller.poll_and_check())
self.assertEqual(2, cluster.save.call_count)
self.assertEqual(cluster_status.UPDATE_FAILED, cluster.status)
self.assertEqual(2, cluster.node_count)
def test_poll_done_by_rollback_complete(self):
mock_heat_stack, cluster, poller = self.setup_poll_test()
mock_heat_stack.stack_status = cluster_status.ROLLBACK_COMPLETE
mock_heat_stack.parameters = {'number_of_minions': 1}
self.assertIsNone(poller.poll_and_check())
self.assertEqual(2, cluster.save.call_count)
self.assertEqual(cluster_status.ROLLBACK_COMPLETE, cluster.status)
self.assertEqual(1, cluster.node_count)
def test_poll_done_by_rollback_failed(self):
mock_heat_stack, cluster, poller = self.setup_poll_test()
mock_heat_stack.stack_status = cluster_status.ROLLBACK_FAILED
mock_heat_stack.parameters = {'number_of_minions': 1}
self.assertIsNone(poller.poll_and_check())
self.assertEqual(2, cluster.save.call_count)
self.assertEqual(cluster_status.ROLLBACK_FAILED, cluster.status)
self.assertEqual(1, cluster.node_count)
@patch('os.path.join')
def test_poll_destroy(self, mock_join):
mock_heat_stack, cluster, poller = self.setup_poll_test()
mock_heat_stack.stack_status = cluster_status.DELETE_FAILED
self.assertIsNone(poller.poll_and_check())
# Destroy method is not called when stack delete failed
self.assertEqual(0, cluster.destroy.call_count)
mock_heat_stack.stack_status = cluster_status.DELETE_IN_PROGRESS
poller.poll_and_check()
self.assertEqual(0, cluster.destroy.call_count)
self.assertEqual(cluster_status.DELETE_IN_PROGRESS, cluster.status)
mock_heat_stack.stack_status = cluster_status.DELETE_COMPLETE
self.assertIsNone(poller.poll_and_check())
# destroy and notifications are handled up the stack now
self.assertEqual(cluster_status.DELETE_COMPLETE, cluster.status)
def test_poll_node_count(self):
mock_heat_stack, cluster, poller = self.setup_poll_test()
mock_heat_stack.parameters = {'number_of_minions': 1}
mock_heat_stack.stack_status = cluster_status.CREATE_IN_PROGRESS
poller.poll_and_check()
self.assertEqual(1, cluster.node_count)
def test_poll_node_count_by_update(self):
mock_heat_stack, cluster, poller = self.setup_poll_test()
mock_heat_stack.parameters = {'number_of_minions': 2}
mock_heat_stack.stack_status = cluster_status.UPDATE_COMPLETE
self.assertIsNone(poller.poll_and_check())
self.assertEqual(2, cluster.node_count)
@patch('magnum.drivers.heat.driver.trust_manager')
@patch('magnum.drivers.heat.driver.cert_manager')
def test_delete_complete(self, cert_manager, trust_manager):
mock_heat_stack, cluster, poller = self.setup_poll_test()
poller._delete_complete()
self.assertEqual(
1, cert_manager.delete_certificates_from_cluster.call_count)
self.assertEqual(1, trust_manager.delete_trustee_and_trust.call_count)
def test_create_or_complete(self):
mock_heat_stack, cluster, poller = self.setup_poll_test()
mock_heat_stack.stack_status = cluster_status.CREATE_COMPLETE
mock_heat_stack.stack_status_reason = 'stack complete'
poller._sync_cluster_and_template_status(mock_heat_stack)
self.assertEqual('stack complete', cluster.status_reason)
self.assertEqual(cluster_status.CREATE_COMPLETE, cluster.status)
self.assertEqual(1, cluster.save.call_count)
def test_sync_cluster_status(self):
mock_heat_stack, cluster, poller = self.setup_poll_test()
mock_heat_stack.stack_status = cluster_status.CREATE_IN_PROGRESS
mock_heat_stack.stack_status_reason = 'stack incomplete'
poller._sync_cluster_status(mock_heat_stack)
self.assertEqual('stack incomplete', cluster.status_reason)
self.assertEqual(cluster_status.CREATE_IN_PROGRESS, cluster.status)
@patch('magnum.drivers.heat.driver.LOG')
def test_cluster_failed(self, logger):
mock_heat_stack, cluster, poller = self.setup_poll_test()
poller._sync_cluster_and_template_status(mock_heat_stack)
poller._cluster_failed(mock_heat_stack)
self.assertEqual(1, logger.error.call_count)