mistral/mistral/tests/unit/engine/test_direct_workflow_rerun.py

1433 lines
46 KiB
Python

# Copyright 2015 - StackStorm, Inc.
#
# 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 oslo_config import cfg
import testtools
from mistral.actions import std_actions
from mistral.db.v2 import api as db_api
from mistral import exceptions as exc
from mistral.services import workbooks as wb_service
from mistral.tests.unit.engine import base
from mistral.workflow import states
# Use the set_default method to set value otherwise in certain test cases
# the change in value is not permanent.
cfg.CONF.set_default('auth_enable', False, group='pecan')
SIMPLE_WORKBOOK = """
---
version: '2.0'
name: wb1
workflows:
wf1:
type: direct
tasks:
t1:
action: std.echo output="Task 1"
on-success:
- t2
t2:
action: std.echo output="Task 2"
on-success:
- t3
t3:
action: std.echo output="Task 3"
"""
SIMPLE_WORKBOOK_DIFF_ENV_VAR = """
---
version: '2.0'
name: wb1
workflows:
wf1:
type: direct
tasks:
t10:
action: std.echo output="Task 10"
on-success:
- t21
- t30
t21:
action: std.echo output=<% env().var1 %>
on-success:
- t22
t22:
action: std.echo output="<% env().var2 %>"
on-success:
- t30
t30:
join: all
action: std.echo output="<% env().var3 %>"
wait-before: 1
"""
WITH_ITEMS_WORKBOOK = """
---
version: '2.0'
name: wb3
workflows:
wf1:
type: direct
tasks:
t1:
with-items: i in <% list(range(0, 3)) %>
action: std.echo output="Task 1.<% $.i %>"
publish:
v1: <% task(t1).result %>
on-success:
- t2
t2:
action: std.echo output="Task 2"
"""
WITH_ITEMS_WORKBOOK_DIFF_ENV_VAR = """
---
version: '2.0'
name: wb3
workflows:
wf1:
type: direct
tasks:
t1:
with-items: i in <% list(range(0, 3)) %>
action: std.echo output="Task 1.<% $.i %> [<% env().var1 %>]"
publish:
v1: <% task(t1).result %>
on-success:
- t2
t2:
action: std.echo output="Task 2"
"""
WITH_ITEMS_WORKBOOK_CONCURRENCY = """
---
version: '2.0'
name: wb3
workflows:
wf1:
type: direct
tasks:
t1:
with-items: i in <% list(range(0, 4)) %>
action: std.echo output="Task 1.<% $.i %>"
concurrency: 2
publish:
v1: <% task(t1).result %>
on-success:
- t2
t2:
action: std.echo output="Task 2"
"""
JOIN_WORKBOOK = """
---
version: '2.0'
name: wb1
workflows:
wf1:
type: direct
tasks:
t1:
action: std.echo output="Task 1"
on-success:
- t3
t2:
action: std.echo output="Task 2"
on-success:
- t3
t3:
action: std.echo output="Task 3"
join: all
"""
SUBFLOW_WORKBOOK = """
version: '2.0'
name: wb1
workflows:
wf1:
type: direct
tasks:
t1:
action: std.echo output="Task 1"
on-success:
- t2
t2:
workflow: wf2
on-success:
- t3
t3:
action: std.echo output="Task 3"
wf2:
type: direct
output:
result: <% task(wf2_t1).result %>
tasks:
wf2_t1:
action: std.echo output="Task 2"
"""
class DirectWorkflowRerunTest(base.EngineTestCase):
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
'Task 1', # Mock task1 success for initial run.
exc.ActionException(), # Mock task2 exception for initial run.
'Task 2', # Mock task2 success for rerun.
'Task 3' # Mock task3 success.
]
)
)
def test_rerun(self):
wb_service.create_workbook_v2(SIMPLE_WORKBOOK)
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb1.wf1')
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(2, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertEqual(states.ERROR, task_2_ex.state)
self.assertIsNotNone(task_2_ex.state_info)
# Resume workflow and re-run failed task.
self.engine.rerun_workflow(task_2_ex.id)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
# Wait for the workflow to succeed.
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertEqual(3, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
task_3_ex = self._assert_single_item(task_execs, name='t3')
# Check action executions of task 1.
self.assertEqual(states.SUCCESS, task_1_ex.state)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(1, len(task_1_action_exs))
self.assertEqual(states.SUCCESS, task_1_action_exs[0].state)
# Check action executions of task 2.
self.assertEqual(states.SUCCESS, task_2_ex.state)
self.assertIsNone(task_2_ex.state_info)
task_2_action_exs = db_api.get_action_executions(
task_execution_id=task_2_ex.id
)
self.assertEqual(2, len(task_2_action_exs))
# Check there is exactly 1 action in Success and 1 in error state.
# Order doesn't matter.
self._assert_single_item(task_2_action_exs, state=states.SUCCESS)
self._assert_single_item(task_2_action_exs, state=states.ERROR)
# Check action executions of task 3.
self.assertEqual(states.SUCCESS, task_3_ex.state)
task_3_action_exs = db_api.get_action_executions(
task_execution_id=task_3_ex.id
)
self.assertEqual(1, len(task_3_action_exs))
self.assertEqual(states.SUCCESS, task_3_action_exs[0].state)
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
'Task 10', # Mock task10 success for first run.
exc.ActionException(), # Mock task21 exception for first run.
'Task 21', # Mock task21 success for rerun.
'Task 22', # Mock task22 success.
'Task 30' # Mock task30 success.
]
)
)
def test_rerun_diff_env_vars(self):
wb_service.create_workbook_v2(SIMPLE_WORKBOOK_DIFF_ENV_VAR)
# Initial environment variables for the workflow execution.
env = {
'var1': 'fee fi fo fum',
'var2': 'mirror mirror',
'var3': 'heigh-ho heigh-ho'
}
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb1.wf1', env=env)
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(3, len(task_execs))
self.assertDictEqual(env, wf_ex.params['env'])
task_10_ex = self._assert_single_item(task_execs, name='t10')
task_21_ex = self._assert_single_item(task_execs, name='t21')
task_30_ex = self._assert_single_item(task_execs, name='t30')
self.assertEqual(states.SUCCESS, task_10_ex.state)
self.assertEqual(states.ERROR, task_21_ex.state)
self.assertIsNotNone(task_21_ex.state_info)
self.assertEqual(states.ERROR, task_30_ex.state)
# Update env in workflow execution with the following.
updated_env = {
'var1': 'Task 21',
'var2': 'Task 22',
'var3': 'Task 30'
}
# Resume workflow and re-run failed task.
wf_ex = self.engine.rerun_workflow(task_21_ex.id, env=updated_env)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertDictEqual(updated_env, wf_ex.params['env'])
# Await t30 success.
self.await_task_success(task_30_ex.id)
# Wait for the workflow to succeed.
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertEqual(4, len(task_execs))
task_10_ex = self._assert_single_item(task_execs, name='t10')
task_21_ex = self._assert_single_item(task_execs, name='t21')
task_22_ex = self._assert_single_item(task_execs, name='t22')
task_30_ex = self._assert_single_item(task_execs, name='t30')
# Check action executions of task 10.
self.assertEqual(states.SUCCESS, task_10_ex.state)
task_10_action_exs = db_api.get_action_executions(
task_execution_id=task_10_ex.id
)
self.assertEqual(1, len(task_10_action_exs))
self.assertEqual(states.SUCCESS, task_10_action_exs[0].state)
self.assertDictEqual(
{'output': 'Task 10'},
task_10_action_exs[0].input
)
# Check action executions of task 21.
self.assertEqual(states.SUCCESS, task_21_ex.state)
self.assertIsNone(task_21_ex.state_info)
task_21_action_exs = db_api.get_action_executions(
task_execution_id=task_21_ex.id
)
self.assertEqual(2, len(task_21_action_exs))
# Check there is exactly 1 action in Success and 1 in error state.
# Order doesn't matter.
task_21_action_exs_1 = self._assert_single_item(
task_21_action_exs,
state=states.ERROR
)
task_21_action_exs_2 = self._assert_single_item(
task_21_action_exs,
state=states.SUCCESS
)
self.assertDictEqual(
{'output': env['var1']},
task_21_action_exs_1.input
)
self.assertDictEqual(
{'output': updated_env['var1']},
task_21_action_exs_2.input
)
# Check action executions of task 22.
self.assertEqual(states.SUCCESS, task_22_ex.state)
task_22_action_exs = db_api.get_action_executions(
task_execution_id=task_22_ex.id
)
self.assertEqual(1, len(task_22_action_exs))
self.assertEqual(states.SUCCESS, task_22_action_exs[0].state)
self.assertDictEqual(
{'output': updated_env['var2']},
task_22_action_exs[0].input
)
# Check action executions of task 30.
self.assertEqual(states.SUCCESS, task_30_ex.state)
task_30_action_exs = db_api.get_action_executions(
task_execution_id=task_30_ex.id
)
self.assertEqual(1, len(task_30_action_exs))
self.assertEqual(states.SUCCESS, task_30_action_exs[0].state)
self.assertDictEqual(
{'output': updated_env['var3']},
task_30_action_exs[0].input
)
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
'Task 1', # Mock task1 success for initial run.
exc.ActionException() # Mock task2 exception for initial run.
]
)
)
def test_rerun_from_prev_step(self):
wb_service.create_workbook_v2(SIMPLE_WORKBOOK)
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb1.wf1')
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(2, len(task_execs))
task_1_ex = self._assert_single_item(
task_execs,
name='t1',
state=states.SUCCESS
)
task_2_ex = self._assert_single_item(
task_execs,
name='t2',
state=states.ERROR
)
self.assertIsNotNone(task_2_ex.state_info)
# Resume workflow and re-run failed task.
e = self.assertRaises(
exc.MistralError,
self.engine.rerun_workflow,
task_1_ex.id
)
self.assertIn('not supported', str(e))
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
exc.ActionException(), # Mock task1 exception for initial run.
'Task 1.1', # Mock task1 success for initial run.
exc.ActionException(), # Mock task1 exception for initial run.
'Task 1.0', # Mock task1 success for rerun.
'Task 1.2', # Mock task1 success for rerun.
'Task 2' # Mock task2 success.
]
)
)
def test_rerun_with_items(self):
wb_service.create_workbook_v2(WITH_ITEMS_WORKBOOK)
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb3.wf1')
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(1, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
self.assertEqual(states.ERROR, task_1_ex.state)
self.assertIsNotNone(task_1_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(3, len(task_1_action_exs))
# Resume workflow and re-run failed task.
self.engine.rerun_workflow(task_1_ex.id, reset=False)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertEqual(2, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
# Check action executions of task 1.
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertIsNone(task_1_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
# The single action execution that succeeded should not re-run.
self.assertEqual(5, len(task_1_action_exs))
self.assertListEqual(
['Task 1.0', 'Task 1.1', 'Task 1.2'],
task_1_ex.published.get('v1')
)
# Check action executions of task 2.
self.assertEqual(states.SUCCESS, task_2_ex.state)
task_2_action_exs = db_api.get_action_executions(
task_execution_id=task_2_ex.id
)
self.assertEqual(1, len(task_2_action_exs))
@testtools.skip('Restore concurrency support.')
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
exc.ActionException(), # Mock task1 exception for initial run.
'Task 1.1', # Mock task1 success for initial run.
exc.ActionException(), # Mock task1 exception for initial run.
'Task 1.3', # Mock task1 success for initial run.
'Task 1.0', # Mock task1 success for rerun.
'Task 1.2', # Mock task1 success for rerun.
'Task 2' # Mock task2 success.
]
)
)
def test_rerun_with_items_concurrency(self):
wb_service.create_workbook_v2(WITH_ITEMS_WORKBOOK_CONCURRENCY)
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb3.wf1')
self.await_workflow_error(wf_ex.id)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(1, len(wf_ex.task_executions))
task_1_ex = self._assert_single_item(wf_ex.task_executions, name='t1')
self.assertEqual(states.ERROR, task_1_ex.state)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(4, len(task_1_action_exs))
# Resume workflow and re-run failed task.
self.engine.rerun_workflow(task_1_ex.id, reset=False)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.await_workflow_success(wf_ex.id)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertEqual(2, len(wf_ex.task_executions))
task_1_ex = self._assert_single_item(wf_ex.task_executions, name='t1')
task_2_ex = self._assert_single_item(wf_ex.task_executions, name='t2')
# Check action executions of task 1.
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertIsNone(task_1_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
# The action executions that succeeded should not re-run.
self.assertEqual(6, len(task_1_action_exs))
self.assertListEqual(['Task 1.0', 'Task 1.1', 'Task 1.2', 'Task 1.3'],
task_1_ex.published.get('v1'))
# Check action executions of task 2.
self.assertEqual(states.SUCCESS, task_2_ex.state)
task_2_action_exs = db_api.get_action_executions(
task_execution_id=task_2_ex.id
)
self.assertEqual(1, len(task_2_action_exs))
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
exc.ActionException(), # Mock task1 exception for initial run.
'Task 1.1', # Mock task1 success for initial run.
exc.ActionException(), # Mock task1 exception for initial run.
'Task 1.0', # Mock task1 success for rerun.
'Task 1.2', # Mock task1 success for rerun.
'Task 2' # Mock task2 success.
]
)
)
def test_rerun_with_items_diff_env_vars(self):
wb_service.create_workbook_v2(WITH_ITEMS_WORKBOOK_DIFF_ENV_VAR)
# Initial environment variables for the workflow execution.
env = {'var1': 'fee fi fo fum'}
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb3.wf1', env=env)
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(1, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
self.assertEqual(states.ERROR, task_1_ex.state)
self.assertIsNotNone(task_1_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(3, len(task_1_action_exs))
# Update env in workflow execution with the following.
updated_env = {'var1': 'foobar'}
# Resume workflow and re-run failed task.
self.engine.rerun_workflow(
task_1_ex.id,
reset=False,
env=updated_env
)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertEqual(2, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
# Check action executions of task 1.
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertIsNone(task_1_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
expected_inputs = [
'Task 1.0 [%s]' % env['var1'], # Task 1 item 0 (error).
'Task 1.1 [%s]' % env['var1'], # Task 1 item 1.
'Task 1.2 [%s]' % env['var1'], # Task 1 item 2 (error).
'Task 1.0 [%s]' % updated_env['var1'], # Task 1 item 0 (rerun).
'Task 1.2 [%s]' % updated_env['var1'] # Task 1 item 2 (rerun).
]
# Assert that every expected input is in actual task input.
for action_ex in task_1_action_exs:
self.assertIn(action_ex.input['output'], expected_inputs)
# Assert that there was same number of unique inputs as action execs.
self.assertEqual(
len(task_1_action_exs),
len(set(
[action_ex.input['output'] for action_ex in task_1_action_exs]
))
)
# Check action executions of task 2.
self.assertEqual(states.SUCCESS, task_2_ex.state)
task_2_action_exs = db_api.get_action_executions(
task_execution_id=task_2_ex.id
)
self.assertEqual(1, len(task_2_action_exs))
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
'Task 1', # Mock task1 success for initial run.
'Task 2', # Mock task2 success for initial run.
exc.ActionException(), # Mock task3 exception for initial run.
'Task 3' # Mock task3 success for rerun.
]
)
)
def test_rerun_on_join_task(self):
wb_service.create_workbook_v2(JOIN_WORKBOOK)
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb1.wf1')
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(3, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
task_3_ex = self._assert_single_item(task_execs, name='t3')
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertEqual(states.SUCCESS, task_2_ex.state)
self.assertEqual(states.ERROR, task_3_ex.state)
self.assertIsNotNone(task_3_ex.state_info)
# Resume workflow and re-run failed task.
self.engine.rerun_workflow(task_3_ex.id)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
# Wait for the workflow to succeed.
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertEqual(3, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
task_3_ex = self._assert_single_item(task_execs, name='t3')
# Check action executions of task 1.
self.assertEqual(states.SUCCESS, task_1_ex.state)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(1, len(task_1_action_exs))
self.assertEqual(states.SUCCESS, task_1_action_exs[0].state)
# Check action executions of task 2.
self.assertEqual(states.SUCCESS, task_2_ex.state)
task_2_action_exs = db_api.get_action_executions(
task_execution_id=task_2_ex.id
)
self.assertEqual(1, len(task_2_action_exs))
self.assertEqual(states.SUCCESS, task_2_action_exs[0].state)
# Check action executions of task 3.
self.assertEqual(states.SUCCESS, task_3_ex.state)
self.assertIsNone(task_3_ex.state_info)
task_3_action_exs = db_api.get_action_executions(
task_execution_id=task_3_ex.id
)
self.assertEqual(2, len(task_3_action_exs))
# Check there is exactly 1 action in Success and 1 in error state.
# Order doesn't matter.
self._assert_single_item(task_3_action_exs, state=states.SUCCESS)
self._assert_single_item(task_3_action_exs, state=states.ERROR)
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
exc.ActionException(), # Mock task1 exception for initial run.
exc.ActionException(), # Mock task2 exception for initial run.
'Task 1', # Mock task1 success for rerun.
'Task 2', # Mock task2 success for rerun.
'Task 3' # Mock task3 success.
]
)
)
def test_rerun_join_with_branch_errors(self):
wb_service.create_workbook_v2(JOIN_WORKBOOK)
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb1.wf1')
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
self.await_task_error(task_1_ex.id)
self.await_task_error(task_2_ex.id)
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(2, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
self.assertEqual(states.ERROR, task_1_ex.state)
self.assertIsNotNone(task_1_ex.state_info)
task_2_ex = self._assert_single_item(task_execs, name='t2')
self.assertEqual(states.ERROR, task_2_ex.state)
self.assertIsNotNone(task_2_ex.state_info)
# Resume workflow and re-run failed task.
wf_ex = self.engine.rerun_workflow(task_1_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
# Wait for the task to succeed.
task_1_ex = self._assert_single_item(task_execs, name='t1')
self.await_task_success(task_1_ex.id)
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(3, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
task_3_ex = self._assert_single_item(task_execs, name='t3')
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertEqual(states.ERROR, task_2_ex.state)
self.assertEqual(states.ERROR, task_3_ex.state)
# Resume workflow and re-run failed task.
wf_ex = self.engine.rerun_workflow(task_2_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
# Join now should finally complete.
self.await_task_success(task_3_ex.id)
# Wait for the workflow to succeed.
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertEqual(3, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
task_3_ex = self._assert_single_item(task_execs, name='t3')
# Check action executions of task 1.
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertIsNone(task_1_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(2, len(task_1_action_exs))
# Check there is exactly 1 action in Success and 1 in error state.
# Order doesn't matter.
self._assert_single_item(task_1_action_exs, state=states.SUCCESS)
self._assert_single_item(task_1_action_exs, state=states.ERROR)
# Check action executions of task 2.
self.assertEqual(states.SUCCESS, task_2_ex.state)
self.assertIsNone(task_2_ex.state_info)
task_2_action_exs = db_api.get_action_executions(
task_execution_id=task_2_ex.id
)
self.assertEqual(2, len(task_2_action_exs))
# Check there is exactly 1 action in Success and 1 in error state.
# Order doesn't matter.
self._assert_single_item(task_2_action_exs, state=states.SUCCESS)
self._assert_single_item(task_2_action_exs, state=states.ERROR)
# Check action executions of task 3.
self.assertEqual(states.SUCCESS, task_3_ex.state)
task_3_action_exs = db_api.get_action_executions(
task_execution_id=task_3_ex.id
)
self.assertEqual(1, len(task_3_action_exs))
self.assertEqual(states.SUCCESS, task_3_action_exs[0].state)
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
exc.ActionException(), # Mock task 1.0 error for run.
'Task 1.1', # Mock task 1.1 success for run.
exc.ActionException(), # Mock task 1.2 error for run.
exc.ActionException(), # Mock task 1.0 error for 1st rerun.
exc.ActionException(), # Mock task 1.2 error for 1st rerun.
exc.ActionException(), # Mock task 1.0 error for 2nd run.
'Task 1.1', # Mock task 1.1 success for 2nd run.
exc.ActionException(), # Mock task 1.2 error for 2nd run.
exc.ActionException(), # Mock task 1.0 error for 3rd rerun.
exc.ActionException(), # Mock task 1.2 error for 3rd rerun.
'Task 1.0', # Mock task 1.0 success for 4th rerun.
'Task 1.2', # Mock task 1.2 success for 4th rerun.
'Task 2' # Mock task 2 success.
]
)
)
def test_multiple_reruns_with_items(self):
wb_service.create_workbook_v2(WITH_ITEMS_WORKBOOK)
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb3.wf1')
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(1, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
self.await_task_error(task_1_ex.id)
self.assertIsNotNone(task_1_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(3, len(task_1_action_exs))
# Resume workflow and re-run failed task. Re-run #1 with no reset.
wf_ex = self.engine.rerun_workflow(task_1_ex.id, reset=False)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.await_workflow_error(wf_ex.id)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(5, len(task_1_action_exs))
# Resume workflow and re-run failed task. Re-run #2 with reset.
self.engine.rerun_workflow(task_1_ex.id, reset=True)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.await_workflow_error(wf_ex.id)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(8, len(task_1_action_exs))
# Resume workflow and re-run failed task. Re-run #3 with no reset.
self.engine.rerun_workflow(task_1_ex.id, reset=False)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.await_workflow_error(wf_ex.id)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(10, len(task_1_action_exs))
# Resume workflow and re-run failed task. Re-run #4 with no reset.
self.engine.rerun_workflow(task_1_ex.id, reset=False)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertEqual(2, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
# Check action executions of task 1.
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertIsNone(task_1_ex.state_info)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
# The single action execution that succeeded should not re-run.
self.assertEqual(12, len(task_1_action_exs))
self.assertListEqual(
['Task 1.0', 'Task 1.1', 'Task 1.2'],
task_1_ex.published.get('v1')
)
# Check action executions of task 2.
self.assertEqual(states.SUCCESS, task_2_ex.state)
task_2_action_exs = db_api.get_action_executions(
task_execution_id=task_2_ex.id
)
self.assertEqual(1, len(task_2_action_exs))
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
'Task 1', # Mock task1 success for initial run.
exc.ActionException(), # Mock task2 exception for initial run.
'Task 2', # Mock task2 success for rerun.
'Task 3' # Mock task3 success.
]
)
)
def test_rerun_subflow(self):
wb_service.create_workbook_v2(SUBFLOW_WORKBOOK)
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb1.wf1')
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(2, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertEqual(states.ERROR, task_2_ex.state)
self.assertIsNotNone(task_2_ex.state_info)
# Resume workflow and re-run failed task.
self.engine.rerun_workflow(task_2_ex.id)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
# Wait for the workflow to succeed.
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertEqual(3, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
task_3_ex = self._assert_single_item(task_execs, name='t3')
# Check action executions of task 1.
self.assertEqual(states.SUCCESS, task_1_ex.state)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id)
self.assertEqual(1, len(task_1_action_exs))
self.assertEqual(states.SUCCESS, task_1_action_exs[0].state)
# Check action executions of task 2.
self.assertEqual(states.SUCCESS, task_2_ex.state)
self.assertIsNone(task_2_ex.state_info)
task_2_action_exs = db_api.get_workflow_executions(
task_execution_id=task_2_ex.id
)
self.assertEqual(2, len(task_2_action_exs))
# Check there is exactly 1 action in Success and 1 in error state.
# Order doesn't matter.
self._assert_single_item(task_2_action_exs, state=states.SUCCESS)
self._assert_single_item(task_2_action_exs, state=states.ERROR)
# Check action executions of task 3.
self.assertEqual(states.SUCCESS, task_3_ex.state)
task_3_action_exs = db_api.get_action_executions(
task_execution_id=task_3_ex.id
)
self.assertEqual(1, len(task_3_action_exs))
self.assertEqual(states.SUCCESS, task_3_action_exs[0].state)
@mock.patch.object(
std_actions.EchoAction,
'run',
mock.MagicMock(
side_effect=[
'Task 1', # Mock task1 success for initial run.
exc.ActionException(), # Mock task2 exception for initial run.
'Task 2', # Mock task2 success for rerun.
'Task 3' # Mock task3 success.
]
)
)
def test_rerun_subflow_task(self):
wb_service.create_workbook_v2(SUBFLOW_WORKBOOK)
# Run workflow and fail task.
wf_ex = self.engine.start_workflow('wb1.wf1')
self.await_workflow_error(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.ERROR, wf_ex.state)
self.assertIsNotNone(wf_ex.state_info)
self.assertEqual(2, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertEqual(states.ERROR, task_2_ex.state)
self.assertIsNotNone(task_2_ex.state_info)
with db_api.transaction():
# Get subworkflow and related task
sub_wf_exs = db_api.get_workflow_executions(
task_execution_id=task_2_ex.id
)
sub_wf_ex = sub_wf_exs[0]
sub_wf_task_execs = sub_wf_ex.task_executions
self.assertEqual(states.ERROR, sub_wf_ex.state)
self.assertIsNotNone(sub_wf_ex.state_info)
self.assertEqual(1, len(sub_wf_task_execs))
sub_wf_task_ex = self._assert_single_item(
sub_wf_task_execs,
name='wf2_t1'
)
self.assertEqual(states.ERROR, sub_wf_task_ex.state)
self.assertIsNotNone(sub_wf_task_ex.state_info)
# Resume workflow and re-run failed subworkflow task.
self.engine.rerun_workflow(sub_wf_task_ex.id)
sub_wf_ex = db_api.get_workflow_execution(sub_wf_ex.id)
self.assertEqual(states.RUNNING, sub_wf_ex.state)
self.assertIsNone(sub_wf_ex.state_info)
wf_ex = db_api.get_workflow_execution(wf_ex.id)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
# Wait for the subworkflow to succeed.
self.await_workflow_success(sub_wf_ex.id)
with db_api.transaction():
sub_wf_ex = db_api.get_workflow_execution(sub_wf_ex.id)
sub_wf_task_execs = sub_wf_ex.task_executions
self.assertEqual(states.SUCCESS, sub_wf_ex.state)
self.assertIsNone(sub_wf_ex.state_info)
self.assertEqual(1, len(sub_wf_task_execs))
sub_wf_task_ex = self._assert_single_item(
sub_wf_task_execs,
name='wf2_t1'
)
# Check action executions of subworkflow task.
self.assertEqual(states.SUCCESS, sub_wf_task_ex.state)
self.assertIsNone(sub_wf_task_ex.state_info)
sub_wf_task_ex_action_exs = db_api.get_action_executions(
task_execution_id=sub_wf_task_ex.id
)
self.assertEqual(2, len(sub_wf_task_ex_action_exs))
# Check there is exactly 1 action in Success and 1 in error state.
# Order doesn't matter.
self._assert_single_item(
sub_wf_task_ex_action_exs,
state=states.SUCCESS
)
self._assert_single_item(sub_wf_task_ex_action_exs, state=states.ERROR)
# Wait for the main workflow to succeed.
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertIsNone(wf_ex.state_info)
self.assertEqual(3, len(task_execs))
task_1_ex = self._assert_single_item(task_execs, name='t1')
task_2_ex = self._assert_single_item(task_execs, name='t2')
task_3_ex = self._assert_single_item(task_execs, name='t3')
# Check action executions of task 1.
self.assertEqual(states.SUCCESS, task_1_ex.state)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(1, len(task_1_action_exs))
self.assertEqual(states.SUCCESS, task_1_action_exs[0].state)
# Check action executions of task 2.
self.assertEqual(states.SUCCESS, task_2_ex.state)
self.assertIsNone(task_2_ex.state_info)
task_2_action_exs = db_api.get_workflow_executions(
task_execution_id=task_2_ex.id
)
self.assertEqual(1, len(task_2_action_exs))
self.assertEqual(states.SUCCESS, task_1_action_exs[0].state)
# Check action executions of task 3.
self.assertEqual(states.SUCCESS, task_3_ex.state)
task_3_action_exs = db_api.get_action_executions(
task_execution_id=task_3_ex.id)
self.assertEqual(1, len(task_3_action_exs))
self.assertEqual(states.SUCCESS, task_3_action_exs[0].state)