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# -*- encoding: utf-8 -*-
#
#
# 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 oslo_log import log
from tempest import config
from tempest.lib import decorators
from watcher_tempest_plugin.tests.scenario import base
CONF = config.CONF
LOG = log.getLogger(__name__)
class TestExecuteHostMaintenanceStrategy(base.BaseInfraOptimScenarioTest):
"""Tests for host_maintenance"""
# Minimal version required for list data models
min_microversion = "1.3"
# Minimal version required for _create_one_instance_per_host
compute_min_microversion = base.NOVA_API_VERSION_CREATE_WITH_HOST
GOAL = "cluster_maintaining"
@classmethod
def skip_checks(cls):
super(TestExecuteHostMaintenanceStrategy, cls).skip_checks()
@classmethod
def resource_setup(cls):
super(TestExecuteHostMaintenanceStrategy, cls).resource_setup()
if CONF.compute.min_compute_nodes < 2:
raise cls.skipException(
"Less than 2 compute nodes, skipping multinode tests.")
if not CONF.compute_feature_enabled.live_migration:
raise cls.skipException("Live migration is not enabled")
enabled_compute_nodes = cls.get_enabled_compute_nodes()
cls.wait_for_compute_node_setup()
if len(enabled_compute_nodes) < 2:
raise cls.skipException(
"Less than 2 compute nodes are enabled, "
"skipping multinode tests.")
@decorators.idempotent_id('17afd352-1929-46dd-a10a-63c90bb9255d')
@decorators.attr(type=['strategy', 'host_maintenance'])
def test_execute_host_maintenance_strategy(self):
# This test does not require metrics injection
self.addCleanup(self.rollback_compute_nodes_status)
self.addCleanup(self.wait_delete_instances_from_model)
instances = self._create_one_instance_per_host()
# wait for compute model updates
self.wait_for_instances_in_model(instances)
src_node = self.get_host_for_server(instances[0]['id'])
goal_name = "cluster_maintaining"
strategy_name = "host_maintenance"
audit_kwargs = {
"parameters": {
"maintenance_node": src_node
}
}
self.execute_strategy(goal_name, strategy_name,
expected_actions=['change_nova_service_state',
'migrate'],
**audit_kwargs)
@decorators.idempotent_id('cc5a0f1b-e8d2-4813-b012-874982d15d06')
@decorators.attr(type=['strategy', 'host_maintenance'])
def test_execute_host_maintenance_strategy_backup_node(self):
# This test does not require metrics injection
self.addCleanup(self.rollback_compute_nodes_status)
self.addCleanup(self.wait_delete_instances_from_model)
instances = self._create_one_instance_per_host()
# wait for compute model updates
self.wait_for_instances_in_model(instances)
src_node = self.get_host_for_server(instances[0]['id'])
dst_node = self.get_host_other_than(instances[0]['id'])
goal_name = "cluster_maintaining"
strategy_name = "host_maintenance"
audit_kwargs = {
"parameters": {
"maintenance_node": src_node,
"backup_node": dst_node
}
}
self.execute_strategy(goal_name, strategy_name,
expected_actions=['change_nova_service_state',
'migrate'],
**audit_kwargs)
# Make sure server is migrated to backup node
self.assertEqual(
self.get_host_for_server(instances[0]['id']),
dst_node
)
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