451 lines
16 KiB
Python
451 lines
16 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright 2013 - Mirantis, 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 copy
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import mock
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from oslo.config import cfg
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from mistral.openstack.common import log as logging
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from mistral.tests import base
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from mistral.db import api as db_api
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from mistral.engine.scalable import engine
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from mistral.actions import std_actions
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from mistral.engine import states
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from mistral.engine import client
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from mistral.utils.openstack import keystone
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# TODO(rakhmerov): add more tests
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LOG = logging.getLogger(__name__)
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TOKEN = "123ab"
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USER_ID = "321ba"
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CONTEXT = {
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'person': {
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'first_name': 'John',
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'last_name': 'Doe',
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'address': {
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'street': '124352 Broadway Street',
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'city': 'Gloomington',
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'country': 'USA'
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}
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}
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}
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# Use the set_default method to set value otherwise in certain test cases
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# the change in value is not permanent.
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cfg.CONF.set_default('auth_enable', False, group='pecan')
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def create_workbook(definition_path):
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return db_api.workbook_create({
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'name': 'my_workbook',
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'definition': base.get_resource(definition_path)
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})
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@mock.patch.object(
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client.EngineClient, 'start_workflow_execution',
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mock.MagicMock(side_effect=base.EngineTestCase.mock_start_workflow))
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@mock.patch.object(
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client.EngineClient, 'convey_task_result',
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mock.MagicMock(side_effect=base.EngineTestCase.mock_task_result))
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@mock.patch.object(
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engine.ScalableEngine, '_run_tasks',
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mock.MagicMock(side_effect=base.EngineTestCase.mock_run_tasks))
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class DataFlowTest(base.EngineTestCase):
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def _check_in_context_execution(self, task):
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self.assertIn('__execution', task['in_context'])
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exec_dict = task['in_context']['__execution']
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self.assertEqual('my_workbook', exec_dict['workbook_name'])
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self.assertEqual(task['execution_id'], exec_dict['id'])
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self.assertIn('task', exec_dict)
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def test_two_dependent_tasks(self):
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CTX = copy.copy(CONTEXT)
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wb = create_workbook('data_flow/two_dependent_tasks.yaml')
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execution = self.engine.start_workflow_execution(wb['name'],
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'build_greeting',
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CTX)
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# We have to reread execution to get its latest version.
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execution = db_api.execution_get(execution['workbook_name'],
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execution['id'])
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self.assertEqual(states.SUCCESS, execution['state'])
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self.assertDictEqual(CTX, execution['context'])
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tasks = db_api.tasks_get(wb['name'], execution['id'])
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self.assertEqual(2, len(tasks))
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build_full_name_task = \
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self._assert_single_item(tasks, name='build_full_name')
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build_greeting_task = \
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self._assert_single_item(tasks, name='build_greeting')
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# Check the first task.
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self.assertEqual(states.SUCCESS, build_full_name_task['state'])
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self._check_in_context_execution(build_full_name_task)
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del build_full_name_task['in_context']['__execution']
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self.assertDictEqual(CTX, build_full_name_task['in_context'])
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self.assertDictEqual({'first_name': 'John', 'last_name': 'Doe'},
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build_full_name_task['parameters'])
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self.assertDictEqual(
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{
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'f_name': 'John Doe',
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'task': {
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'build_full_name': {
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'full_name': 'John Doe'
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}
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}
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},
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build_full_name_task['output'])
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# Check the second task.
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in_context = CTX
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in_context['f_name'] = 'John Doe'
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self.assertEqual(states.SUCCESS, build_greeting_task['state'])
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self.assertEqual('John Doe',
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build_greeting_task['in_context']['f_name'])
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self.assertDictEqual({'full_name': 'John Doe'},
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build_greeting_task['parameters'])
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self.assertDictEqual(
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{
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'task': {
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'build_greeting': {
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'greeting': 'Hello, John Doe!',
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}
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}
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},
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build_greeting_task['output'])
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del build_greeting_task['in_context']['task']
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self._check_in_context_execution(build_greeting_task)
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del build_greeting_task['in_context']['__execution']
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self.assertDictEqual(CTX, build_greeting_task['in_context'])
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def test_task_with_two_dependencies(self):
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CTX = copy.copy(CONTEXT)
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wb = create_workbook('data_flow/task_with_two_dependencies.yaml')
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execution = self.engine.start_workflow_execution(wb['name'],
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'send_greeting',
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CTX)
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# We have to reread execution to get its latest version.
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execution = db_api.execution_get(execution['workbook_name'],
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execution['id'])
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self.assertEqual(states.SUCCESS, execution['state'])
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self.assertDictEqual(CTX, execution['context'])
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tasks = db_api.tasks_get(wb['name'], execution['id'])
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self.assertEqual(3, len(tasks))
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build_full_name_task = \
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self._assert_single_item(tasks, name='build_full_name')
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build_greeting_task = \
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self._assert_single_item(tasks, name='build_greeting')
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send_greeting_task = \
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self._assert_single_item(tasks, name='send_greeting')
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# Check the first task.
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self.assertEqual(states.SUCCESS, build_full_name_task['state'])
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self._check_in_context_execution(build_full_name_task)
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del build_full_name_task['in_context']['__execution']
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self.assertDictEqual(CTX, build_full_name_task['in_context'])
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self.assertDictEqual({'first_name': 'John', 'last_name': 'Doe'},
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build_full_name_task['parameters'])
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self.assertDictEqual(
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{
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'f_name': 'John Doe',
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'task': {
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'build_full_name': {
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'full_name': 'John Doe',
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}
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}
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},
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build_full_name_task['output'])
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# Check the second task.
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in_context = CTX
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in_context['f_name'] = 'John Doe'
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self.assertEqual(states.SUCCESS, build_greeting_task['state'])
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self.assertEqual('John Doe',
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build_greeting_task['in_context']['f_name'])
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self.assertDictEqual({}, build_greeting_task['parameters'])
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self.assertDictEqual(
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{
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'greet_msg': 'Cheers!',
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'task': {
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'build_greeting': {
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'greeting': 'Cheers!'
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}
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}
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},
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build_greeting_task['output'])
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del build_greeting_task['in_context']['task']
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self._check_in_context_execution(build_greeting_task)
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del build_greeting_task['in_context']['__execution']
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self.assertDictEqual(CTX, build_greeting_task['in_context'])
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# Check the third task.
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in_context = CTX
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in_context['f_name'] = 'John Doe'
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in_context['greet_msg'] = 'Cheers!'
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in_context['task'] = {
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'build_greeting': {
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'greeting': 'Cheers!'
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}
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}
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self.assertEqual(states.SUCCESS, send_greeting_task['state'])
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self._check_in_context_execution(send_greeting_task)
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del send_greeting_task['in_context']['__execution']
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self.assertDictEqual(in_context, send_greeting_task['in_context'])
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self.assertDictEqual({'f_name': 'John Doe', 'greet_msg': 'Cheers!'},
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send_greeting_task['parameters'])
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self.assertDictEqual(
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{
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'task': {
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'send_greeting': {
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'greeting_sent': True
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}
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}
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},
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send_greeting_task['output'])
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def test_two_subsequent_tasks(self):
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CTX = copy.copy(CONTEXT)
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wb = create_workbook('data_flow/two_subsequent_tasks.yaml')
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execution = self.engine.start_workflow_execution(wb['name'],
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'build_full_name',
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CTX)
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# We have to reread execution to get its latest version.
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execution = db_api.execution_get(execution['workbook_name'],
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execution['id'])
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self.assertEqual(states.SUCCESS, execution['state'])
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self.assertDictEqual(CTX, execution['context'])
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tasks = db_api.tasks_get(wb['name'], execution['id'])
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self.assertEqual(2, len(tasks))
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build_full_name_task = \
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self._assert_single_item(tasks, name='build_full_name')
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build_greeting_task = \
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self._assert_single_item(tasks, name='build_greeting')
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# Check the first task.
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self.assertEqual(states.SUCCESS, build_full_name_task['state'])
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self._check_in_context_execution(build_full_name_task)
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del build_full_name_task['in_context']['__execution']
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self.assertDictEqual(CTX, build_full_name_task['in_context'])
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self.assertDictEqual({'first_name': 'John', 'last_name': 'Doe'},
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build_full_name_task['parameters'])
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self.assertDictEqual(
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{
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'f_name': 'John Doe',
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'task': {
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'build_full_name': {
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'full_name': 'John Doe'
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}
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}
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},
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build_full_name_task['output'])
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# Check the second task.
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in_context = CTX
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in_context['f_name'] = 'John Doe'
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self.assertEqual(states.SUCCESS, build_greeting_task['state'])
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self.assertEqual('John Doe',
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build_greeting_task['in_context']['f_name'])
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self.assertDictEqual({'full_name': 'John Doe'},
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build_greeting_task['parameters'])
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self.assertDictEqual(
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{
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'greet_msg': 'Hello, John Doe!',
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'task': {
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'build_greeting': {
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'greeting': 'Hello, John Doe!',
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}
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}
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},
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build_greeting_task['output'])
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del build_greeting_task['in_context']['task']
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self._check_in_context_execution(build_greeting_task)
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del build_greeting_task['in_context']['__execution']
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self.assertDictEqual(CTX, build_greeting_task['in_context'])
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def test_three_subsequent_tasks(self):
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CTX = copy.copy(CONTEXT)
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wb = create_workbook('data_flow/three_subsequent_tasks.yaml')
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execution = self.engine.start_workflow_execution(wb['name'],
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'build_full_name',
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CTX)
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# We have to reread execution to get its latest version.
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execution = db_api.execution_get(execution['workbook_name'],
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execution['id'])
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self.assertEqual(states.SUCCESS, execution['state'])
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self.assertDictEqual(CTX, execution['context'])
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tasks = db_api.tasks_get(wb['name'], execution['id'])
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self.assertEqual(3, len(tasks))
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build_full_name_task = \
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self._assert_single_item(tasks, name='build_full_name')
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build_greeting_task = \
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self._assert_single_item(tasks, name='build_greeting')
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send_greeting_task = \
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self._assert_single_item(tasks, name='send_greeting')
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# Check the first task.
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self.assertEqual(states.SUCCESS, build_full_name_task['state'])
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self._check_in_context_execution(build_full_name_task)
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del build_full_name_task['in_context']['__execution']
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self.assertDictEqual(CTX, build_full_name_task['in_context'])
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self.assertDictEqual({'first_name': 'John', 'last_name': 'Doe'},
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build_full_name_task['parameters'])
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self.assertDictEqual(
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{
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'f_name': 'John Doe',
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'task': {
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'build_full_name': {
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'full_name': 'John Doe'
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}
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}
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},
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build_full_name_task['output'])
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# Check the second task.
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in_context = CTX
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in_context['f_name'] = 'John Doe'
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self.assertEqual(states.SUCCESS, build_greeting_task['state'])
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self.assertEqual('John Doe',
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build_greeting_task['in_context']['f_name'])
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self.assertDictEqual({'full_name': 'John Doe'},
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build_greeting_task['parameters'])
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self.assertDictEqual(
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{
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'greet_msg': 'Hello, John Doe!',
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'task': {
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'build_greeting': {
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'greeting': 'Hello, John Doe!',
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}
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}
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},
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build_greeting_task['output'])
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del build_greeting_task['in_context']['task']
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self._check_in_context_execution(build_greeting_task)
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del build_greeting_task['in_context']['__execution']
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self.assertDictEqual(CTX, build_greeting_task['in_context'])
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# Check the third task.
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in_context = CTX
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in_context['f_name'] = 'John Doe'
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in_context['greet_msg'] = 'Hello, John Doe!'
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self.assertEqual(states.SUCCESS, send_greeting_task['state'])
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self.assertEqual('John Doe',
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send_greeting_task['in_context']['f_name'])
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self.assertEqual('Hello, John Doe!',
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send_greeting_task['in_context']['greet_msg'])
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self.assertDictEqual({'greeting': 'Hello, John Doe!'},
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send_greeting_task['parameters'])
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self.assertDictEqual(
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{
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'sent': True,
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'task': {
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'send_greeting': {
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'greeting_sent': True,
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}
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}
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},
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send_greeting_task['output'])
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del send_greeting_task['in_context']['task']
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self._check_in_context_execution(send_greeting_task)
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del send_greeting_task['in_context']['__execution']
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self.assertDictEqual(CTX, send_greeting_task['in_context'])
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@mock.patch.object(
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std_actions.HTTPAction, 'run',
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mock.MagicMock(return_value={'state': states.RUNNING}))
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@mock.patch.object(
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keystone, 'client_for_trusts',
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mock.Mock(return_value=mock.MagicMock(user_id=USER_ID,
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auth_token=TOKEN)))
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def test_add_token_to_context(self):
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task_name = "create-vms"
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cfg.CONF.pecan.auth_enable = True
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try:
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workbook = create_workbook("test_rest.yaml")
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db_api.workbook_update(workbook['name'], {'trust_id': '123'})
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execution = self.engine.start_workflow_execution(workbook['name'],
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task_name, {})
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tasks = db_api.tasks_get(workbook['name'], execution['id'])
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task = self._assert_single_item(tasks, name=task_name)
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context = task['in_context']
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self.assertIn("auth_token", context)
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self.assertEqual(TOKEN, context['auth_token'])
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self.assertEqual(USER_ID, context["user_id"])
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self.engine.convey_task_result(workbook['name'], execution['id'],
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task['id'], states.SUCCESS, {})
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execution = db_api.execution_get(workbook['name'], execution['id'])
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self.assertEqual(states.SUCCESS, execution['state'])
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finally:
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cfg.CONF.pecan.auth_enable = False
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