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#
# 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 oslo_config import cfg
from oslo_messaging.rpc import dispatcher
from heat.common import exception
from heat.engine import service
from heat.engine import stack as parser
from heat.objects import stack as stack_object
from heat.tests import common
from heat.tests import utils
class StackServiceAdoptTest(common.HeatTestCase):
def setUp(self):
super(StackServiceAdoptTest, self).setUp()
self.ctx = utils.dummy_context()
self.man = service.EngineService('a-host', 'a-topic')
self.man.thread_group_mgr = service.ThreadGroupManager()
def _get_adopt_data_and_template(self, environment=None):
template = {
"heat_template_version": "2013-05-23",
"parameters": {"app_dbx": {"type": "string"}},
"resources": {"res1": {"type": "GenericResourceType"}}}
adopt_data = {
"status": "COMPLETE",
"name": "rtrove1",
"environment": environment,
"template": template,
"action": "CREATE",
"id": "8532f0d3-ea84-444e-b2bb-2543bb1496a4",
"resources": {"res1": {
"status": "COMPLETE",
"name": "database_password",
"resource_id": "yBpuUROjfGQ2gKOD",
"action": "CREATE",
"type": "GenericResourceType",
"metadata": {}}}}
return template, adopt_data
def _do_adopt(self, stack_name, template, input_params, adopt_data):
result = self.man.create_stack(self.ctx, stack_name,
template, input_params, None,
{'adopt_stack_data': str(adopt_data)})
self.man.thread_group_mgr.stop(result['stack_id'], graceful=True)
return result
def test_stack_adopt_with_params(self):
cfg.CONF.set_override('enable_stack_adopt', True)
cfg.CONF.set_override('convergence_engine', False)
env = {'parameters': {"app_dbx": "test"}}
template, adopt_data = self._get_adopt_data_and_template(env)
result = self._do_adopt("test_adopt_with_params", template, {},
adopt_data)
stack = stack_object.Stack.get_by_id(self.ctx, result['stack_id'])
self.assertEqual(template, stack.raw_template.template)
self.assertEqual(env['parameters'],
stack.raw_template.environment['parameters'])
@mock.patch.object(parser.Stack, '_converge_create_or_update')
@mock.patch.object(parser.Stack, '_send_notification_and_add_event')
def test_convergence_stack_adopt_with_params(self,
mock_converge,
mock_send_notif):
cfg.CONF.set_override('enable_stack_adopt', True)
cfg.CONF.set_override('convergence_engine', True)
env = {'parameters': {"app_dbx": "test"}}
template, adopt_data = self._get_adopt_data_and_template(env)
result = self._do_adopt("test_adopt_with_params", template, {},
adopt_data)
stack = stack_object.Stack.get_by_id(self.ctx, result['stack_id'])
self.assertEqual(template, stack.raw_template.template)
self.assertEqual(env['parameters'],
stack.raw_template.environment['parameters'])
self.assertTrue(mock_converge.called)
def test_stack_adopt_saves_input_params(self):
cfg.CONF.set_override('enable_stack_adopt', True)
cfg.CONF.set_override('convergence_engine', False)
env = {'parameters': {"app_dbx": "foo"}}
input_params = {
"parameters": {"app_dbx": "bar"}
}
template, adopt_data = self._get_adopt_data_and_template(env)
result = self._do_adopt("test_adopt_saves_inputs", template,
input_params, adopt_data)
stack = stack_object.Stack.get_by_id(self.ctx, result['stack_id'])
self.assertEqual(template, stack.raw_template.template)
self.assertEqual(input_params['parameters'],
stack.raw_template.environment['parameters'])
@mock.patch.object(parser.Stack, '_converge_create_or_update')
@mock.patch.object(parser.Stack, '_send_notification_and_add_event')
def test_convergence_stack_adopt_saves_input_params(
self, mock_converge, mock_send_notif):
cfg.CONF.set_override('enable_stack_adopt', True)
cfg.CONF.set_override('convergence_engine', True)
env = {'parameters': {"app_dbx": "foo"}}
input_params = {
"parameters": {"app_dbx": "bar"}
}
template, adopt_data = self._get_adopt_data_and_template(env)
result = self._do_adopt("test_adopt_saves_inputs", template,
input_params, adopt_data)
stack = stack_object.Stack.get_by_id(self.ctx, result['stack_id'])
self.assertEqual(template, stack.raw_template.template)
self.assertEqual(input_params['parameters'],
stack.raw_template.environment['parameters'])
self.assertTrue(mock_converge.called)
def test_stack_adopt_stack_state(self):
cfg.CONF.set_override('enable_stack_adopt', True)
cfg.CONF.set_override('convergence_engine', False)
env = {'parameters': {"app_dbx": "test"}}
template, adopt_data = self._get_adopt_data_and_template(env)
result = self._do_adopt("test_adopt_stack_state", template, {},
adopt_data)
stack = stack_object.Stack.get_by_id(self.ctx, result['stack_id'])
self.assertEqual((parser.Stack.ADOPT, parser.Stack.COMPLETE),
(stack.action, stack.status))
@mock.patch.object(parser.Stack, '_converge_create_or_update')
@mock.patch.object(parser.Stack, '_send_notification_and_add_event')
def test_convergence_stack_adopt_stack_state(self, mock_converge,
mock_send_notif):
cfg.CONF.set_override('enable_stack_adopt', True)
cfg.CONF.set_override('convergence_engine', True)
env = {'parameters': {"app_dbx": "test"}}
template, adopt_data = self._get_adopt_data_and_template(env)
result = self._do_adopt("test_adopt_stack_state", template, {},
adopt_data)
stack = stack_object.Stack.get_by_id(self.ctx, result['stack_id'])
self.assertEqual((parser.Stack.ADOPT, parser.Stack.IN_PROGRESS),
(stack.action, stack.status))
self.assertTrue(mock_converge.called)
def test_stack_adopt_disabled(self):
# to test disable stack adopt
cfg.CONF.set_override('enable_stack_adopt', False)
env = {'parameters': {"app_dbx": "test"}}
template, adopt_data = self._get_adopt_data_and_template(env)
ex = self.assertRaises(
dispatcher.ExpectedException,
self.man.create_stack,
self.ctx, "test_adopt_stack_disabled",
template, {}, None,
{'adopt_stack_data': str(adopt_data)})
self.assertEqual(exception.NotSupported, ex.exc_info[0])
self.assertIn('Stack Adopt', str(ex.exc_info[1]))
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