299 lines
10 KiB
Python
299 lines
10 KiB
Python
# Copyright 2015 - Alcatel-lucent, Inc.
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# Copyright 2015 - StackStorm, Inc.
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# Copyright 2016 - Brocade Communications Systems, 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 datetime
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from mistral import context as ctx
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from mistral.db.v2 import api as db_api
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from mistral.services import expiration_policy
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from mistral.tests.unit import base
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from oslo_config import cfg
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def _create_workflow_executions():
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time_now = datetime.datetime.utcnow()
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wf_execs = [
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{
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'id': '123',
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'name': 'success_expired',
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'created_at': time_now - datetime.timedelta(minutes=60),
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'updated_at': time_now - datetime.timedelta(minutes=59),
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'workflow_name': 'test_exec',
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'state': "SUCCESS",
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},
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{
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'id': '456',
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'name': 'error_expired',
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'created_at': time_now - datetime.timedelta(days=3, minutes=10),
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'updated_at': time_now - datetime.timedelta(days=3),
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'workflow_name': 'test_exec',
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'state': "ERROR",
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},
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{
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'id': '789',
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'name': 'running_not_expired',
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'created_at': time_now - datetime.timedelta(days=3, minutes=10),
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'updated_at': time_now - datetime.timedelta(days=3),
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'workflow_name': 'test_exec',
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'state': "RUNNING",
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},
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{
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'id': '987',
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'name': 'success_not_expired',
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'created_at': time_now - datetime.timedelta(minutes=15),
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'updated_at': time_now - datetime.timedelta(minutes=5),
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'workflow_name': 'test_exec',
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'state': "SUCCESS",
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},
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{
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'id': 'abc',
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'name': 'cancelled_expired',
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'created_at': time_now - datetime.timedelta(minutes=60),
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'updated_at': time_now - datetime.timedelta(minutes=59),
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'workflow_name': 'test_exec',
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'state': "CANCELLED",
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},
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{
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'id': 'def',
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'name': 'cancelled_not_expired',
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'created_at': time_now - datetime.timedelta(minutes=15),
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'updated_at': time_now - datetime.timedelta(minutes=5),
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'workflow_name': 'test_exec',
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'state': "CANCELLED",
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}
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]
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for wf_exec in wf_execs:
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db_api.create_workflow_execution(wf_exec)
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# Create a nested workflow execution.
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db_api.create_task_execution(
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{
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'id': '789',
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'workflow_execution_id': '987',
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'name': 'my_task'
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}
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)
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db_api.create_workflow_execution(
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{
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'id': '654',
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'name': 'expired but not a parent',
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'created_at': time_now - datetime.timedelta(days=15),
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'updated_at': time_now - datetime.timedelta(days=10),
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'workflow_name': 'test_exec',
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'state': "SUCCESS",
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'task_execution_id': '789'
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}
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)
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def _switch_context(project_id, is_admin):
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_ctx = ctx.MistralContext(
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user_id=None,
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project_id=project_id,
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auth_token=None,
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is_admin=is_admin
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)
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ctx.set_ctx(_ctx)
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class ExpirationPolicyTest(base.DbTestCase):
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def test_expiration_policy_for_executions(self):
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# Delete execution uses a secured filtering and we need
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# to verify that admin able to do that for other projects.
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cfg.CONF.set_default('auth_enable', True, group='pecan')
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# Since we are removing other projects execution,
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# we want to load the executions with other project_id.
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_switch_context('non_admin_project', False)
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_create_workflow_executions()
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now = datetime.datetime.utcnow()
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# This execution has a parent wf and testing that we are
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# querying only for parent wfs.
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exec_child = db_api.get_workflow_execution('654')
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self.assertEqual('789', exec_child.task_execution_id)
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# Call for all expired wfs execs.
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execs = db_api.get_expired_executions(now)
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# Should be only 5, the RUNNING execution shouldn't return,
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# so the child wf (that has parent task id).
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self.assertEqual(5, len(execs))
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# Switch context to Admin since expiration policy running as Admin.
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_switch_context(None, True)
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_set_expiration_policy_config(1, 30)
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expiration_policy.run_execution_expiration_policy(self, ctx)
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# Only non_expired available (update_at < older_than).
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execs = db_api.get_expired_executions(now)
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self.assertEqual(2, len(execs))
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self.assertListEqual(['987', 'def'], sorted([ex.id for ex in execs]))
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_set_expiration_policy_config(1, 5)
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expiration_policy.run_execution_expiration_policy(self, ctx)
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execs = db_api.get_expired_executions(now)
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self.assertEqual(0, len(execs))
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def test_deletion_of_expired_executions_with_batch_size_scenario1(self):
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# Scenario1 test will test with batch_size of 3,
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# 5 expired executions and different values of "older_than"
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# which is 30 and 5 minutes respectively.
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# Expected_result: All expired executions are successfully deleted.
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cfg.CONF.set_default(
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'batch_size',
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3,
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group='execution_expiration_policy'
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)
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# Since we are removing other projects execution,
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# we want to load the executions with other project_id.
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_switch_context('non_admin_project', False)
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_create_workflow_executions()
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# Switch context to Admin since expiration policy running as Admin.
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_switch_context(None, True)
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_set_expiration_policy_config(1, 30)
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# Call for all expired wfs execs.
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now = datetime.datetime.now()
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execs = db_api.get_expired_executions(now)
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# Should be only 5, the RUNNING execution shouldn't return,
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# so the child wf (that has parent task id).
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self.assertEqual(5, len(execs))
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older_than = cfg.CONF.execution_expiration_policy.older_than
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exp_time = (datetime.datetime.now()
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- datetime.timedelta(minutes=older_than))
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batch_size = cfg.CONF.execution_expiration_policy.batch_size
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expiration_policy._delete_expired_executions(
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batch_size,
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exp_time
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)
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execs = db_api.get_expired_executions(now)
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self.assertEqual(2, len(execs))
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_set_expiration_policy_config(1, 5)
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expiration_policy.run_execution_expiration_policy(self, ctx)
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execs = db_api.get_expired_executions(now)
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self.assertEqual(0, len(execs))
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def test_deletion_of_expired_executions_with_batch_size_scenario2(self):
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# Scenario2 will test with batch_size of 2, 5 expired executions
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# with value of "older_than" that is 5 minutes.
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# Expected_result: All expired executions are successfully deleted.
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cfg.CONF.set_default(
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'batch_size',
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2,
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group='execution_expiration_policy'
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)
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# Since we are removing other projects execution,
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# we want to load the executions with other project_id.
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_switch_context('non_admin_project', False)
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_create_workflow_executions()
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# Switch context to Admin since expiration policy running as Admin.
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_switch_context(None, True)
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_set_expiration_policy_config(1, 5)
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# Call for all expired wfs execs.
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now = datetime.datetime.now()
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execs = db_api.get_expired_executions(now)
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# Should be only 5, the RUNNING execution shouldn't return,
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# so the child wf (that has parent task id).
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self.assertEqual(5, len(execs))
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older_than = cfg.CONF.execution_expiration_policy.older_than
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exp_time = (datetime.datetime.now()
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- datetime.timedelta(minutes=older_than))
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batch_size = cfg.CONF.execution_expiration_policy.batch_size
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expiration_policy._delete_expired_executions(
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batch_size,
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exp_time
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)
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execs = db_api.get_expired_executions(now)
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self.assertEqual(0, len(execs))
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def test_negative_wrong_conf_values(self):
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_set_expiration_policy_config(None, None)
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e_policy = expiration_policy.ExecutionExpirationPolicy(cfg.CONF)
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self.assertDictEqual({}, e_policy._periodic_spacing)
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self.assertListEqual([], e_policy._periodic_tasks)
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_set_expiration_policy_config(None, 60)
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e_policy = expiration_policy.ExecutionExpirationPolicy(cfg.CONF)
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self.assertDictEqual({}, e_policy._periodic_spacing)
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self.assertListEqual([], e_policy._periodic_tasks)
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_set_expiration_policy_config(60, None)
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e_policy = expiration_policy.ExecutionExpirationPolicy(cfg.CONF)
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self.assertDictEqual({}, e_policy._periodic_spacing)
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self.assertListEqual([], e_policy._periodic_tasks)
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def test_periodic_task_parameters(self):
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_set_expiration_policy_config(17, 13)
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e_policy = expiration_policy.ExecutionExpirationPolicy(cfg.CONF)
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self.assertEqual(17 * 60, e_policy._periodic_spacing
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['run_execution_expiration_policy'])
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def tearDown(self):
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"""Restores the size limit config to default."""
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super(ExpirationPolicyTest, self).tearDown()
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cfg.CONF.set_default('auth_enable', False, group='pecan')
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ctx.set_ctx(None)
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_set_expiration_policy_config(None, None)
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def _set_expiration_policy_config(evaluation_interval, older_than):
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cfg.CONF.set_default(
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'evaluation_interval',
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evaluation_interval,
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group='execution_expiration_policy'
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)
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cfg.CONF.set_default(
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'older_than',
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older_than,
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group='execution_expiration_policy'
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)
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