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TestWorkflowExecutor.java
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TestWorkflowExecutor.java
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/*
* Copyright 2020 Netflix, Inc.
* <p>
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.
*/
package com.netflix.conductor.core.execution;
import static java.util.Comparator.comparingInt;
import static java.util.stream.Collectors.groupingBy;
import static java.util.stream.Collectors.maxBy;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyBoolean;
import static org.mockito.ArgumentMatchers.anyInt;
import static org.mockito.ArgumentMatchers.anyLong;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.util.concurrent.Uninterruptibles;
import com.netflix.conductor.common.metadata.tasks.PollData;
import com.netflix.conductor.common.metadata.tasks.Task;
import com.netflix.conductor.common.metadata.tasks.Task.Status;
import com.netflix.conductor.common.metadata.tasks.TaskDef;
import com.netflix.conductor.common.metadata.workflow.TaskType;
import com.netflix.conductor.common.metadata.workflow.WorkflowDef;
import com.netflix.conductor.common.metadata.workflow.WorkflowTask;
import com.netflix.conductor.common.run.Workflow;
import com.netflix.conductor.common.run.Workflow.WorkflowStatus;
import com.netflix.conductor.common.utils.JsonMapperProvider;
import com.netflix.conductor.core.execution.mapper.DecisionTaskMapper;
import com.netflix.conductor.core.execution.mapper.DynamicTaskMapper;
import com.netflix.conductor.core.execution.mapper.EventTaskMapper;
import com.netflix.conductor.core.execution.mapper.ForkJoinDynamicTaskMapper;
import com.netflix.conductor.core.execution.mapper.ForkJoinTaskMapper;
import com.netflix.conductor.core.execution.mapper.HTTPTaskMapper;
import com.netflix.conductor.core.execution.mapper.JoinTaskMapper;
import com.netflix.conductor.core.execution.mapper.LambdaTaskMapper;
import com.netflix.conductor.core.execution.mapper.SimpleTaskMapper;
import com.netflix.conductor.core.execution.mapper.SubWorkflowTaskMapper;
import com.netflix.conductor.core.execution.mapper.TaskMapper;
import com.netflix.conductor.core.execution.mapper.UserDefinedTaskMapper;
import com.netflix.conductor.core.execution.mapper.WaitTaskMapper;
import com.netflix.conductor.core.execution.tasks.Terminate;
import com.netflix.conductor.core.execution.tasks.Wait;
import com.netflix.conductor.core.execution.tasks.WorkflowSystemTask;
import com.netflix.conductor.core.metadata.MetadataMapperService;
import com.netflix.conductor.core.orchestration.ExecutionDAOFacade;
import com.netflix.conductor.core.utils.ExternalPayloadStorageUtils;
import com.netflix.conductor.core.utils.IDGenerator;
import com.netflix.conductor.dao.MetadataDAO;
import com.netflix.conductor.dao.QueueDAO;
import com.netflix.conductor.service.ExecutionLockService;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;
import org.junit.Before;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.mockito.stubbing.Answer;
/**
* @author Viren
*/
public class TestWorkflowExecutor {
private WorkflowExecutor workflowExecutor;
private ExecutionDAOFacade executionDAOFacade;
private MetadataDAO metadataDAO;
private QueueDAO queueDAO;
private WorkflowStatusListener workflowStatusListener;
private ExecutionLockService executionLockService;
@Before
public void init() {
TestConfiguration config = new TestConfiguration();
executionDAOFacade = mock(ExecutionDAOFacade.class);
metadataDAO = mock(MetadataDAO.class);
queueDAO = mock(QueueDAO.class);
workflowStatusListener = mock(WorkflowStatusListener.class);
ExternalPayloadStorageUtils externalPayloadStorageUtils = mock(ExternalPayloadStorageUtils.class);
executionLockService = mock(ExecutionLockService.class);
ObjectMapper objectMapper = new JsonMapperProvider().get();
ParametersUtils parametersUtils = new ParametersUtils();
Map<String, TaskMapper> taskMappers = new HashMap<>();
taskMappers.put("DECISION", new DecisionTaskMapper());
taskMappers.put("DYNAMIC", new DynamicTaskMapper(parametersUtils, metadataDAO));
taskMappers.put("FORK_JOIN", new ForkJoinTaskMapper());
taskMappers.put("JOIN", new JoinTaskMapper());
taskMappers.put("FORK_JOIN_DYNAMIC", new ForkJoinDynamicTaskMapper(parametersUtils, objectMapper, metadataDAO));
taskMappers.put("USER_DEFINED", new UserDefinedTaskMapper(parametersUtils, metadataDAO));
taskMappers.put("SIMPLE", new SimpleTaskMapper(parametersUtils));
taskMappers.put("SUB_WORKFLOW", new SubWorkflowTaskMapper(parametersUtils, metadataDAO));
taskMappers.put("EVENT", new EventTaskMapper(parametersUtils));
taskMappers.put("WAIT", new WaitTaskMapper(parametersUtils));
taskMappers.put("HTTP", new HTTPTaskMapper(parametersUtils, metadataDAO));
taskMappers.put("LAMBDA", new LambdaTaskMapper(parametersUtils));
DeciderService deciderService = new DeciderService(parametersUtils, metadataDAO, externalPayloadStorageUtils, taskMappers, config);
MetadataMapperService metadataMapperService = new MetadataMapperService(metadataDAO);
workflowExecutor = new WorkflowExecutor(deciderService, metadataDAO, queueDAO, metadataMapperService,
workflowStatusListener, executionDAOFacade, config, executionLockService, parametersUtils);
}
@Test
public void testScheduleTask() {
AtomicBoolean httpTaskExecuted = new AtomicBoolean(false);
AtomicBoolean http2TaskExecuted = new AtomicBoolean(false);
new Wait();
new WorkflowSystemTask("HTTP") {
@Override
public boolean isAsync() {
return true;
}
@Override
public void start(Workflow workflow, Task task, WorkflowExecutor executor) {
httpTaskExecuted.set(true);
task.setStatus(Status.COMPLETED);
super.start(workflow, task, executor);
}
};
new WorkflowSystemTask("HTTP2") {
@Override
public void start(Workflow workflow, Task task, WorkflowExecutor executor) {
http2TaskExecuted.set(true);
task.setStatus(Status.COMPLETED);
super.start(workflow, task, executor);
}
};
Workflow workflow = new Workflow();
workflow.setWorkflowId("1");
List<Task> tasks = new LinkedList<>();
WorkflowTask taskToSchedule = new WorkflowTask();
taskToSchedule.setWorkflowTaskType(TaskType.USER_DEFINED);
taskToSchedule.setType("HTTP");
WorkflowTask taskToSchedule2 = new WorkflowTask();
taskToSchedule2.setWorkflowTaskType(TaskType.USER_DEFINED);
taskToSchedule2.setType("HTTP2");
WorkflowTask wait = new WorkflowTask();
wait.setWorkflowTaskType(TaskType.WAIT);
wait.setType("WAIT");
wait.setTaskReferenceName("wait");
Task task1 = new Task();
task1.setTaskType(taskToSchedule.getType());
task1.setTaskDefName(taskToSchedule.getName());
task1.setReferenceTaskName(taskToSchedule.getTaskReferenceName());
task1.setWorkflowInstanceId(workflow.getWorkflowId());
task1.setCorrelationId(workflow.getCorrelationId());
task1.setScheduledTime(System.currentTimeMillis());
task1.setTaskId(IDGenerator.generate());
task1.setInputData(new HashMap<>());
task1.setStatus(Status.SCHEDULED);
task1.setRetryCount(0);
task1.setCallbackAfterSeconds(taskToSchedule.getStartDelay());
task1.setWorkflowTask(taskToSchedule);
Task task2 = new Task();
task2.setTaskType(Wait.NAME);
task2.setTaskDefName(taskToSchedule.getName());
task2.setReferenceTaskName(taskToSchedule.getTaskReferenceName());
task2.setWorkflowInstanceId(workflow.getWorkflowId());
task2.setCorrelationId(workflow.getCorrelationId());
task2.setScheduledTime(System.currentTimeMillis());
task2.setInputData(new HashMap<>());
task2.setTaskId(IDGenerator.generate());
task2.setStatus(Status.IN_PROGRESS);
task2.setWorkflowTask(taskToSchedule);
Task task3 = new Task();
task3.setTaskType(taskToSchedule2.getType());
task3.setTaskDefName(taskToSchedule.getName());
task3.setReferenceTaskName(taskToSchedule.getTaskReferenceName());
task3.setWorkflowInstanceId(workflow.getWorkflowId());
task3.setCorrelationId(workflow.getCorrelationId());
task3.setScheduledTime(System.currentTimeMillis());
task3.setTaskId(IDGenerator.generate());
task3.setInputData(new HashMap<>());
task3.setStatus(Status.SCHEDULED);
task3.setRetryCount(0);
task3.setCallbackAfterSeconds(taskToSchedule.getStartDelay());
task3.setWorkflowTask(taskToSchedule);
tasks.add(task1);
tasks.add(task2);
tasks.add(task3);
when(executionDAOFacade.createTasks(tasks)).thenReturn(tasks);
AtomicInteger startedTaskCount = new AtomicInteger(0);
doAnswer(invocation -> {
startedTaskCount.incrementAndGet();
return null;
}).when(executionDAOFacade)
.updateTask(any());
AtomicInteger queuedTaskCount = new AtomicInteger(0);
final Answer answer = invocation -> {
String queueName = invocation.getArgument(0, String.class);
System.out.println(queueName);
queuedTaskCount.incrementAndGet();
return null;
};
doAnswer(answer).when(queueDAO).push(any(), any(), anyLong());
doAnswer(answer).when(queueDAO).push(any(), any(), anyInt(), anyLong());
boolean stateChanged = workflowExecutor.scheduleTask(workflow, tasks);
assertEquals(2, startedTaskCount.get());
assertEquals(1, queuedTaskCount.get());
assertTrue(stateChanged);
assertFalse(httpTaskExecuted.get());
assertTrue(http2TaskExecuted.get());
}
@Test(expected = TerminateWorkflowException.class)
public void testScheduleTaskFailure() {
Workflow workflow = new Workflow();
workflow.setWorkflowId("wid_01");
List<Task> tasks = new LinkedList<>();
Task task1 = new Task();
task1.setTaskType(TaskType.TASK_TYPE_SIMPLE);
task1.setTaskDefName("task_1");
task1.setReferenceTaskName("task_1");
task1.setWorkflowInstanceId(workflow.getWorkflowId());
task1.setTaskId("tid_01");
task1.setStatus(Status.SCHEDULED);
task1.setRetryCount(0);
tasks.add(task1);
when(executionDAOFacade.createTasks(tasks)).thenThrow(new RuntimeException());
workflowExecutor.scheduleTask(workflow, tasks);
}
@Test
@SuppressWarnings("unchecked")
public void testCompleteWorkflow() {
WorkflowDef def = new WorkflowDef();
def.setName("test");
Workflow workflow = new Workflow();
workflow.setWorkflowDefinition(def);
workflow.setWorkflowId("1");
workflow.setStatus(Workflow.WorkflowStatus.RUNNING);
workflow.setOwnerApp("junit_test");
workflow.setStartTime(10L);
workflow.setEndTime(100L);
workflow.setOutput(Collections.EMPTY_MAP);
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
AtomicInteger updateWorkflowCalledCounter = new AtomicInteger(0);
doAnswer(invocation -> {
updateWorkflowCalledCounter.incrementAndGet();
return null;
}).when(executionDAOFacade).updateWorkflow(any());
AtomicInteger updateTasksCalledCounter = new AtomicInteger(0);
doAnswer(invocation -> {
updateTasksCalledCounter.incrementAndGet();
return null;
}).when(executionDAOFacade).updateTasks(any());
AtomicInteger removeQueueEntryCalledCounter = new AtomicInteger(0);
doAnswer(invocation -> {
removeQueueEntryCalledCounter.incrementAndGet();
return null;
}).when(queueDAO).remove(anyString(), anyString());
workflowExecutor.completeWorkflow(workflow);
assertEquals(Workflow.WorkflowStatus.COMPLETED, workflow.getStatus());
assertEquals(1, updateWorkflowCalledCounter.get());
assertEquals(1, updateTasksCalledCounter.get());
assertEquals(1, removeQueueEntryCalledCounter.get());
verify(workflowStatusListener, times(0)).onWorkflowCompleted(any(Workflow.class));
def.setWorkflowStatusListenerEnabled(true);
workflow.setStatus(Workflow.WorkflowStatus.RUNNING);
workflowExecutor.completeWorkflow(workflow);
verify(workflowStatusListener, times(1)).onWorkflowCompleted(any(Workflow.class));
}
@Test
@SuppressWarnings("unchecked")
public void testTerminatedWorkflow() {
WorkflowDef def = new WorkflowDef();
def.setName("test");
Workflow workflow = new Workflow();
workflow.setWorkflowDefinition(def);
workflow.setWorkflowId("1");
workflow.setStatus(Workflow.WorkflowStatus.RUNNING);
workflow.setOwnerApp("junit_test");
workflow.setStartTime(10L);
workflow.setEndTime(100L);
workflow.setOutput(Collections.EMPTY_MAP);
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
AtomicInteger updateWorkflowCalledCounter = new AtomicInteger(0);
doAnswer(invocation -> {
updateWorkflowCalledCounter.incrementAndGet();
return null;
}).when(executionDAOFacade).updateWorkflow(any());
AtomicInteger updateTasksCalledCounter = new AtomicInteger(0);
doAnswer(invocation -> {
updateTasksCalledCounter.incrementAndGet();
return null;
}).when(executionDAOFacade).updateTasks(any());
AtomicInteger removeQueueEntryCalledCounter = new AtomicInteger(0);
doAnswer(invocation -> {
removeQueueEntryCalledCounter.incrementAndGet();
return null;
}).when(queueDAO).remove(anyString(), anyString());
workflowExecutor.terminateWorkflow("workflowId", "reason");
assertEquals(Workflow.WorkflowStatus.TERMINATED, workflow.getStatus());
assertEquals(1, updateWorkflowCalledCounter.get());
assertEquals(1, removeQueueEntryCalledCounter.get());
verify(workflowStatusListener, times(0)).onWorkflowTerminated(any(Workflow.class));
def.setWorkflowStatusListenerEnabled(true);
workflow.setStatus(Workflow.WorkflowStatus.RUNNING);
workflowExecutor.completeWorkflow(workflow);
verify(workflowStatusListener, times(1)).onWorkflowCompleted(any(Workflow.class));
}
@Test
public void testRestartWorkflow() {
WorkflowTask workflowTask = new WorkflowTask();
workflowTask.setName("test_task");
workflowTask.setTaskReferenceName("task_ref");
WorkflowDef workflowDef = new WorkflowDef();
workflowDef.setName("testDef");
workflowDef.setVersion(1);
workflowDef.setRestartable(true);
workflowDef.getTasks().addAll(Collections.singletonList(workflowTask));
Task task_1 = new Task();
task_1.setTaskId(UUID.randomUUID().toString());
task_1.setSeq(1);
task_1.setStatus(Status.FAILED);
task_1.setTaskDefName(workflowTask.getName());
task_1.setReferenceTaskName(workflowTask.getTaskReferenceName());
Task task_2 = new Task();
task_2.setTaskId(UUID.randomUUID().toString());
task_2.setSeq(2);
task_2.setStatus(Status.FAILED);
task_2.setTaskDefName(workflowTask.getName());
task_2.setReferenceTaskName(workflowTask.getTaskReferenceName());
Workflow workflow = new Workflow();
workflow.setWorkflowDefinition(workflowDef);
workflow.setWorkflowId("test-workflow-id");
workflow.getTasks().addAll(Arrays.asList(task_1, task_2));
workflow.setStatus(Workflow.WorkflowStatus.FAILED);
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
doNothing().when(executionDAOFacade).removeTask(any());
when(metadataDAO.getWorkflowDef(workflow.getWorkflowName(), workflow.getWorkflowVersion())).thenReturn(Optional.of(workflowDef));
when(metadataDAO.getTaskDef(workflowTask.getName())).thenReturn(new TaskDef());
when(executionDAOFacade.updateWorkflow(any())).thenReturn("");
workflowExecutor.rewind(workflow.getWorkflowId(), false);
assertEquals(Workflow.WorkflowStatus.RUNNING, workflow.getStatus());
verify(metadataDAO, never()).getLatestWorkflowDef(any());
ArgumentCaptor<Workflow> argumentCaptor = ArgumentCaptor.forClass(Workflow.class);
verify(executionDAOFacade, times(1)).createWorkflow(argumentCaptor.capture());
assertEquals(workflow.getWorkflowId(), argumentCaptor.getAllValues().get(0).getWorkflowId());
assertEquals(workflow.getWorkflowDefinition(), argumentCaptor.getAllValues().get(0).getWorkflowDefinition());
// add a new version of the workflow definition and restart with latest
workflow.setStatus(Workflow.WorkflowStatus.COMPLETED);
workflowDef = new WorkflowDef();
workflowDef.setName("testDef");
workflowDef.setVersion(2);
workflowDef.setRestartable(true);
workflowDef.getTasks().addAll(Collections.singletonList(workflowTask));
when(metadataDAO.getLatestWorkflowDef(workflow.getWorkflowName())).thenReturn(Optional.of(workflowDef));
workflowExecutor.rewind(workflow.getWorkflowId(), true);
assertEquals(Workflow.WorkflowStatus.RUNNING, workflow.getStatus());
verify(metadataDAO, times(1)).getLatestWorkflowDef(anyString());
argumentCaptor = ArgumentCaptor.forClass(Workflow.class);
verify(executionDAOFacade, times(2)).createWorkflow(argumentCaptor.capture());
assertEquals(workflow.getWorkflowId(), argumentCaptor.getAllValues().get(1).getWorkflowId());
assertEquals(workflowDef, argumentCaptor.getAllValues().get(1).getWorkflowDefinition());
}
@Test(expected = ApplicationException.class)
public void testRetryNonTerminalWorkflow() {
Workflow workflow = new Workflow();
workflow.setWorkflowId("testRetryNonTerminalWorkflow");
workflow.setStatus(Workflow.WorkflowStatus.RUNNING);
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
workflowExecutor.retry(workflow.getWorkflowId());
}
@Test(expected = ApplicationException.class)
public void testRetryWorkflowNoTasks() {
Workflow workflow = new Workflow();
workflow.setWorkflowId("ApplicationException");
workflow.setStatus(Workflow.WorkflowStatus.FAILED);
workflow.setTasks(Collections.emptyList());
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
workflowExecutor.retry(workflow.getWorkflowId());
}
@Test(expected = ApplicationException.class)
public void testRetryWorkflowNoFailedTasks() {
//setup
Workflow workflow = new Workflow();
workflow.setWorkflowId("testRetryWorkflowId");
workflow.setWorkflowType("testRetryWorkflowId");
workflow.setVersion(1);
workflow.setOwnerApp("junit_testRetryWorkflowId");
workflow.setStartTime(10L);
workflow.setEndTime(100L);
//noinspection unchecked
workflow.setOutput(Collections.EMPTY_MAP);
workflow.setStatus(Workflow.WorkflowStatus.FAILED);
// add 2 failed task in 2 forks and 1 cancelled in the 3rd fork
Task task_1_1 = new Task();
task_1_1.setTaskId(UUID.randomUUID().toString());
task_1_1.setSeq(1);
task_1_1.setRetryCount(0);
task_1_1.setTaskType(TaskType.SIMPLE.toString());
task_1_1.setStatus(Status.FAILED);
task_1_1.setTaskDefName("task1");
task_1_1.setReferenceTaskName("task1_ref1");
Task task_1_2 = new Task();
task_1_2.setTaskId(UUID.randomUUID().toString());
task_1_2.setSeq(2);
task_1_2.setRetryCount(1);
task_1_2.setTaskType(TaskType.SIMPLE.toString());
task_1_2.setStatus(Status.COMPLETED);
task_1_2.setTaskDefName("task1");
task_1_2.setReferenceTaskName("task1_ref1");
workflow.getTasks().addAll(Arrays.asList(task_1_1, task_1_2));
//end of setup
//when:
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
WorkflowDef workflowDef = new WorkflowDef();
when(metadataDAO.getWorkflowDef(anyString(), anyInt())).thenReturn(Optional.of(workflowDef));
workflowExecutor.retry(workflow.getWorkflowId());
}
@Test
public void testRetryWorkflow() {
//setup
Workflow workflow = new Workflow();
workflow.setWorkflowId("testRetryWorkflowId");
workflow.setWorkflowType("testRetryWorkflowId");
workflow.setVersion(1);
workflow.setOwnerApp("junit_testRetryWorkflowId");
workflow.setStartTime(10L);
workflow.setEndTime(100L);
//noinspection unchecked
workflow.setOutput(Collections.EMPTY_MAP);
workflow.setStatus(Workflow.WorkflowStatus.FAILED);
AtomicInteger updateWorkflowCalledCounter = new AtomicInteger(0);
doAnswer(invocation -> {
updateWorkflowCalledCounter.incrementAndGet();
return null;
}).when(executionDAOFacade).updateWorkflow(any());
AtomicInteger updateTasksCalledCounter = new AtomicInteger(0);
doAnswer(invocation -> {
updateTasksCalledCounter.incrementAndGet();
return null;
}).when(executionDAOFacade).updateTasks(any());
AtomicInteger updateTaskCalledCounter = new AtomicInteger(0);
doAnswer(invocation -> {
updateTaskCalledCounter.incrementAndGet();
return null;
}).when(executionDAOFacade).updateTask(any());
// add 2 failed task in 2 forks and 1 cancelled in the 3rd fork
Task task_1_1 = new Task();
task_1_1.setTaskId(UUID.randomUUID().toString());
task_1_1.setSeq(20);
task_1_1.setRetryCount(1);
task_1_1.setTaskType(TaskType.SIMPLE.toString());
task_1_1.setStatus(Status.CANCELED);
task_1_1.setRetried(true);
task_1_1.setTaskDefName("task1");
task_1_1.setWorkflowTask(new WorkflowTask());
task_1_1.setReferenceTaskName("task1_ref1");
Task task_1_2 = new Task();
task_1_2.setTaskId(UUID.randomUUID().toString());
task_1_2.setSeq(21);
task_1_2.setRetryCount(1);
task_1_2.setTaskType(TaskType.SIMPLE.toString());
task_1_2.setStatus(Status.FAILED);
task_1_2.setTaskDefName("task1");
task_1_2.setWorkflowTask(new WorkflowTask());
task_1_2.setReferenceTaskName("task1_ref1");
Task task_2_1 = new Task();
task_2_1.setTaskId(UUID.randomUUID().toString());
task_2_1.setSeq(22);
task_2_1.setRetryCount(1);
task_2_1.setStatus(Status.FAILED);
task_2_1.setTaskType(TaskType.SIMPLE.toString());
task_2_1.setTaskDefName("task2");
task_2_1.setWorkflowTask(new WorkflowTask());
task_2_1.setReferenceTaskName("task2_ref1");
Task task_3_1 = new Task();
task_3_1.setTaskId(UUID.randomUUID().toString());
task_3_1.setSeq(23);
task_3_1.setRetryCount(1);
task_3_1.setStatus(Status.CANCELED);
task_3_1.setTaskType(TaskType.SIMPLE.toString());
task_3_1.setTaskDefName("task3");
task_3_1.setWorkflowTask(new WorkflowTask());
task_3_1.setReferenceTaskName("task3_ref1");
Task task_4_1 = new Task();
task_4_1.setTaskId(UUID.randomUUID().toString());
task_4_1.setSeq(122);
task_4_1.setRetryCount(1);
task_4_1.setStatus(Status.FAILED);
task_4_1.setTaskType(TaskType.SIMPLE.toString());
task_4_1.setTaskDefName("task1");
task_4_1.setWorkflowTask(new WorkflowTask());
task_4_1.setReferenceTaskName("task4_refABC");
workflow.getTasks().addAll(Arrays.asList(task_1_1, task_1_2, task_2_1, task_3_1, task_4_1));
//end of setup
//when:
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
WorkflowDef workflowDef = new WorkflowDef();
when(metadataDAO.getWorkflowDef(anyString(), anyInt())).thenReturn(Optional.of(workflowDef));
workflowExecutor.retry(workflow.getWorkflowId());
//when:
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
assertEquals(Workflow.WorkflowStatus.RUNNING, workflow.getStatus());
assertEquals(1, updateWorkflowCalledCounter.get());
assertEquals(1, updateTasksCalledCounter.get());
assertEquals(0, updateTaskCalledCounter.get());
}
@Test
public void testRetryWorkflowReturnsNoDuplicates() {
//setup
Workflow workflow = new Workflow();
workflow.setWorkflowId("testRetryWorkflowId");
workflow.setWorkflowType("testRetryWorkflowId");
workflow.setVersion(1);
workflow.setOwnerApp("junit_testRetryWorkflowId");
workflow.setStartTime(10L);
workflow.setEndTime(100L);
//noinspection unchecked
workflow.setOutput(Collections.EMPTY_MAP);
workflow.setStatus(Workflow.WorkflowStatus.FAILED);
Task task_1_1 = new Task();
task_1_1.setTaskId(UUID.randomUUID().toString());
task_1_1.setSeq(10);
task_1_1.setRetryCount(0);
task_1_1.setTaskType(TaskType.SIMPLE.toString());
task_1_1.setStatus(Status.FAILED);
task_1_1.setTaskDefName("task1");
task_1_1.setWorkflowTask(new WorkflowTask());
task_1_1.setReferenceTaskName("task1_ref1");
Task task_1_2 = new Task();
task_1_2.setTaskId(UUID.randomUUID().toString());
task_1_2.setSeq(11);
task_1_2.setRetryCount(1);
task_1_2.setTaskType(TaskType.SIMPLE.toString());
task_1_2.setStatus(Status.COMPLETED);
task_1_2.setTaskDefName("task1");
task_1_2.setWorkflowTask(new WorkflowTask());
task_1_2.setReferenceTaskName("task1_ref1");
Task task_2_1 = new Task();
task_2_1.setTaskId(UUID.randomUUID().toString());
task_2_1.setSeq(21);
task_2_1.setRetryCount(0);
task_2_1.setStatus(Status.CANCELED);
task_2_1.setTaskType(TaskType.SIMPLE.toString());
task_2_1.setTaskDefName("task2");
task_2_1.setWorkflowTask(new WorkflowTask());
task_2_1.setReferenceTaskName("task2_ref1");
Task task_3_1 = new Task();
task_3_1.setTaskId(UUID.randomUUID().toString());
task_3_1.setSeq(31);
task_3_1.setRetryCount(1);
task_3_1.setStatus(Status.FAILED_WITH_TERMINAL_ERROR);
task_3_1.setTaskType(TaskType.SIMPLE.toString());
task_3_1.setTaskDefName("task1");
task_3_1.setWorkflowTask(new WorkflowTask());
task_3_1.setReferenceTaskName("task3_ref1");
Task task_4_1 = new Task();
task_4_1.setTaskId(UUID.randomUUID().toString());
task_4_1.setSeq(41);
task_4_1.setRetryCount(0);
task_4_1.setStatus(Status.TIMED_OUT);
task_4_1.setTaskType(TaskType.SIMPLE.toString());
task_4_1.setTaskDefName("task1");
task_4_1.setWorkflowTask(new WorkflowTask());
task_4_1.setReferenceTaskName("task4_ref1");
workflow.getTasks().addAll(Arrays.asList(task_1_1, task_1_2, task_2_1, task_3_1, task_4_1));
//end of setup
//when:
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
WorkflowDef workflowDef = new WorkflowDef();
when(metadataDAO.getWorkflowDef(anyString(), anyInt())).thenReturn(Optional.of(workflowDef));
workflowExecutor.retry(workflow.getWorkflowId());
assertEquals(8, workflow.getTasks().size());
}
@Test
public void testRetryWorkflowMultipleRetries() {
//setup
Workflow workflow = new Workflow();
workflow.setWorkflowId("testRetryWorkflowId");
workflow.setWorkflowType("testRetryWorkflowId");
workflow.setVersion(1);
workflow.setOwnerApp("junit_testRetryWorkflowId");
workflow.setStartTime(10L);
workflow.setEndTime(100L);
//noinspection unchecked
workflow.setOutput(Collections.EMPTY_MAP);
workflow.setStatus(Workflow.WorkflowStatus.FAILED);
Task task_1_1 = new Task();
task_1_1.setTaskId(UUID.randomUUID().toString());
task_1_1.setSeq(10);
task_1_1.setRetryCount(0);
task_1_1.setTaskType(TaskType.SIMPLE.toString());
task_1_1.setStatus(Status.FAILED);
task_1_1.setTaskDefName("task1");
task_1_1.setWorkflowTask(new WorkflowTask());
task_1_1.setReferenceTaskName("task1_ref1");
Task task_2_1 = new Task();
task_2_1.setTaskId(UUID.randomUUID().toString());
task_2_1.setSeq(20);
task_2_1.setRetryCount(0);
task_2_1.setTaskType(TaskType.SIMPLE.toString());
task_2_1.setStatus(Status.CANCELED);
task_2_1.setTaskDefName("task1");
task_2_1.setWorkflowTask(new WorkflowTask());
task_2_1.setReferenceTaskName("task2_ref1");
workflow.getTasks().addAll(Arrays.asList(task_1_1, task_2_1));
//end of setup
//when:
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
WorkflowDef workflowDef = new WorkflowDef();
when(metadataDAO.getWorkflowDef(anyString(), anyInt())).thenReturn(Optional.of(workflowDef));
workflowExecutor.retry(workflow.getWorkflowId());
assertEquals(4, workflow.getTasks().size());
// Reset Last Workflow Task to FAILED.
Task lastTask = workflow.getTasks().stream()
.filter(t -> t.getReferenceTaskName().equals("task1_ref1"))
.collect(groupingBy(Task::getReferenceTaskName, maxBy(comparingInt(Task::getSeq)))).values()
.stream().map(Optional::get)
.collect(Collectors.toList()).get(0);
lastTask.setStatus(Status.FAILED);
workflow.setStatus(Workflow.WorkflowStatus.FAILED);
workflowExecutor.retry(workflow.getWorkflowId());
assertEquals(5, workflow.getTasks().size());
// Reset Last Workflow Task to FAILED.
// Reset Last Workflow Task to FAILED.
Task lastTask2 = workflow.getTasks().stream()
.filter(t -> t.getReferenceTaskName().equals("task1_ref1"))
.collect(groupingBy(Task::getReferenceTaskName, maxBy(comparingInt(Task::getSeq)))).values()
.stream().map(Optional::get)
.collect(Collectors.toList()).get(0);
lastTask2.setStatus(Status.FAILED);
workflow.setStatus(Workflow.WorkflowStatus.FAILED);
workflowExecutor.retry(workflow.getWorkflowId());
assertEquals(6, workflow.getTasks().size());
}
@Test
public void testRetryWorkflowWithJoinTask() {
//setup
Workflow workflow = new Workflow();
workflow.setWorkflowId("testRetryWorkflowId");
workflow.setWorkflowType("testRetryWorkflowId");
workflow.setVersion(1);
workflow.setOwnerApp("junit_testRetryWorkflowId");
workflow.setStartTime(10L);
workflow.setEndTime(100L);
//noinspection unchecked
workflow.setOutput(Collections.EMPTY_MAP);
workflow.setStatus(Workflow.WorkflowStatus.FAILED);
Task forkTask = new Task();
forkTask.setTaskType(TaskType.FORK_JOIN.toString());
forkTask.setTaskId(UUID.randomUUID().toString());
forkTask.setSeq(1);
forkTask.setRetryCount(1);
forkTask.setStatus(Status.COMPLETED);
forkTask.setReferenceTaskName("task_fork");
Task task_1_1 = new Task();
task_1_1.setTaskId(UUID.randomUUID().toString());
task_1_1.setSeq(20);
task_1_1.setRetryCount(1);
task_1_1.setTaskType(TaskType.SIMPLE.toString());
task_1_1.setStatus(Status.FAILED);
task_1_1.setTaskDefName("task1");
task_1_1.setWorkflowTask(new WorkflowTask());
task_1_1.setReferenceTaskName("task1_ref1");
Task task_2_1 = new Task();
task_2_1.setTaskId(UUID.randomUUID().toString());
task_2_1.setSeq(22);
task_2_1.setRetryCount(1);
task_2_1.setStatus(Status.CANCELED);
task_2_1.setTaskType(TaskType.SIMPLE.toString());
task_2_1.setTaskDefName("task2");
task_2_1.setWorkflowTask(new WorkflowTask());
task_2_1.setReferenceTaskName("task2_ref1");
Task joinTask = new Task();
joinTask.setTaskType(TaskType.JOIN.toString());
joinTask.setTaskId(UUID.randomUUID().toString());
joinTask.setSeq(25);
joinTask.setRetryCount(1);
joinTask.setStatus(Status.CANCELED);
joinTask.setReferenceTaskName("task_join");
joinTask.getInputData().put("joinOn", Arrays.asList(task_1_1.getReferenceTaskName(), task_2_1.getReferenceTaskName()));
workflow.getTasks().addAll(Arrays.asList(forkTask, task_1_1, task_2_1, joinTask));
//end of setup
//when:
when(executionDAOFacade.getWorkflowById(anyString(), anyBoolean())).thenReturn(workflow);
WorkflowDef workflowDef = new WorkflowDef();
when(metadataDAO.getWorkflowDef(anyString(), anyInt())).thenReturn(Optional.of(workflowDef));
workflowExecutor.retry(workflow.getWorkflowId());
assertEquals(6, workflow.getTasks().size());
assertEquals(Workflow.WorkflowStatus.RUNNING, workflow.getStatus());
}
@Test
public void testGetActiveDomain() {
String taskType = "test-task";
String[] domains = new String[]{"domain1", "domain2"};
PollData pollData1 = new PollData("queue1", domains[0], "worker1", System.currentTimeMillis() - 99 * 1000);
when(executionDAOFacade.getTaskPollDataByDomain(taskType, domains[0])).thenReturn(pollData1);
String activeDomain = workflowExecutor.getActiveDomain(taskType, domains);
assertEquals(domains[0], activeDomain);
Uninterruptibles.sleepUninterruptibly(2, TimeUnit.SECONDS);
PollData pollData2 = new PollData("queue2", domains[1], "worker2", System.currentTimeMillis() - 99 * 1000);
when(executionDAOFacade.getTaskPollDataByDomain(taskType, domains[1])).thenReturn(pollData2);
activeDomain = workflowExecutor.getActiveDomain(taskType, domains);
assertEquals(domains[1], activeDomain);
Uninterruptibles.sleepUninterruptibly(2, TimeUnit.SECONDS);
activeDomain = workflowExecutor.getActiveDomain(taskType, domains);
assertEquals(domains[1], activeDomain);
domains = new String[]{""};
when(executionDAOFacade.getTaskPollDataByDomain(any(), any())).thenReturn(new PollData());
activeDomain = workflowExecutor.getActiveDomain(taskType, domains);
assertNotNull(activeDomain);
assertEquals("", activeDomain);
domains = new String[]{};
activeDomain = workflowExecutor.getActiveDomain(taskType, domains);
assertNull(activeDomain);
activeDomain = workflowExecutor.getActiveDomain(taskType, null);
assertNull(activeDomain);
domains = new String[]{"test-domain"};
when(executionDAOFacade.getTaskPollDataByDomain(anyString(), anyString())).thenReturn(null);
activeDomain = workflowExecutor.getActiveDomain(taskType, domains);
assertNotNull(activeDomain);
assertEquals("test-domain", activeDomain);
}
@Test
public void testInactiveDomains() {
String taskType = "test-task";
String[] domains = new String[]{"domain1", "domain2"};
PollData pollData1 = new PollData("queue1", domains[0], "worker1", System.currentTimeMillis() - 99 * 10000);
when(executionDAOFacade.getTaskPollDataByDomain(taskType, domains[0])).thenReturn(pollData1);
when(executionDAOFacade.getTaskPollDataByDomain(taskType, domains[1])).thenReturn(null);
String activeDomain = workflowExecutor.getActiveDomain(taskType, domains);
assertEquals("domain2", activeDomain);
}
@Test
public void testDefaultDomain() {
String taskType = "test-task";
String[] domains = new String[]{"domain1", "domain2", "NO_DOMAIN"};
PollData pollData1 = new PollData("queue1", domains[0], "worker1", System.currentTimeMillis() - 99 * 10000);
when(executionDAOFacade.getTaskPollDataByDomain(taskType, domains[0])).thenReturn(pollData1);
when(executionDAOFacade.getTaskPollDataByDomain(taskType, domains[1])).thenReturn(null);
String activeDomain = workflowExecutor.getActiveDomain(taskType, domains);
assertNull(activeDomain);
}
@Test
public void testTaskToDomain() {
Workflow workflow = generateSampleWorkflow();
List<Task> tasks = generateSampleTasks(3);
Map<String, String> taskToDomain = new HashMap<>();
taskToDomain.put("*", "mydomain");
workflow.setTaskToDomain(taskToDomain);
PollData pollData1 = new PollData("queue1", "mydomain", "worker1", System.currentTimeMillis() - 99 * 100);
when(executionDAOFacade.getTaskPollDataByDomain(anyString(), anyString())).thenReturn(pollData1);
workflowExecutor.setTaskDomains(tasks, workflow);
assertNotNull(tasks);
tasks.forEach(task -> assertEquals("mydomain", task.getDomain()));
}
@Test
public void testTaskToDomainsPerTask() {
Workflow workflow = generateSampleWorkflow();
List<Task> tasks = generateSampleTasks(2);
Map<String, String> taskToDomain = new HashMap<>();
taskToDomain.put("*", "mydomain, NO_DOMAIN");
workflow.setTaskToDomain(taskToDomain);
PollData pollData1 = new PollData("queue1", "mydomain", "worker1", System.currentTimeMillis() - 99 * 100);
when(executionDAOFacade.getTaskPollDataByDomain(eq("task1"), anyString())).thenReturn(pollData1);
when(executionDAOFacade.getTaskPollDataByDomain(eq("task2"), anyString())).thenReturn(null);
workflowExecutor.setTaskDomains(tasks, workflow);
assertEquals("mydomain", tasks.get(0).getDomain());
assertNull(tasks.get(1).getDomain());
}
@Test
public void testTaskToDomainOverrides() {
Workflow workflow = generateSampleWorkflow();
List<Task> tasks = generateSampleTasks(4);
Map<String, String> taskToDomain = new HashMap<>();
taskToDomain.put("*", "mydomain");
taskToDomain.put("task2", "someInactiveDomain, NO_DOMAIN");
taskToDomain.put("task3", "someActiveDomain, NO_DOMAIN");
taskToDomain.put("task4", "someInactiveDomain, someInactiveDomain2");
workflow.setTaskToDomain(taskToDomain);
PollData pollData1 = new PollData("queue1", "mydomain", "worker1", System.currentTimeMillis() - 99 * 100);
PollData pollData2 = new PollData("queue2", "someActiveDomain", "worker2", System.currentTimeMillis() - 99 * 100);
when(executionDAOFacade.getTaskPollDataByDomain(anyString(), eq("mydomain"))).thenReturn(pollData1);
when(executionDAOFacade.getTaskPollDataByDomain(anyString(), eq("someInactiveDomain"))).thenReturn(null);
when(executionDAOFacade.getTaskPollDataByDomain(anyString(), eq("someActiveDomain"))).thenReturn(pollData2);
when(executionDAOFacade.getTaskPollDataByDomain(anyString(), eq("someInactiveDomain"))).thenReturn(null);
workflowExecutor.setTaskDomains(tasks, workflow);
assertEquals("mydomain", tasks.get(0).getDomain());
assertNull(tasks.get(1).getDomain());
assertEquals("someActiveDomain", tasks.get(2).getDomain());
assertEquals("someInactiveDomain2", tasks.get(3).getDomain());
}
@Test
public void testDedupAndAddTasks() {
Workflow workflow = new Workflow();
Task task1 = new Task();
task1.setReferenceTaskName("task1");
task1.setRetryCount(1);
Task task2 = new Task();
task2.setReferenceTaskName("task2");
task2.setRetryCount(2);
List<Task> tasks = new ArrayList<>(Arrays.asList(task1, task2));
List<Task> taskList = workflowExecutor.dedupAndAddTasks(workflow, tasks);
assertEquals(2, taskList.size());
assertEquals(tasks, taskList);
assertEquals(workflow.getTasks(), taskList);
// Adding the same tasks again
taskList = workflowExecutor.dedupAndAddTasks(workflow, tasks);
assertEquals(0, taskList.size());
assertEquals(workflow.getTasks(), tasks);
// Adding 2 new tasks
Task newTask = new Task();
newTask.setReferenceTaskName("newTask");
newTask.setRetryCount(0);
taskList = workflowExecutor.dedupAndAddTasks(workflow, Collections.singletonList(newTask));
assertEquals(1, taskList.size());
assertEquals(newTask, taskList.get(0));
assertEquals(3, workflow.getTasks().size());
}
@Test
public void testRollbackTasks() {
String workflowId = "workflow-id";
Task task1 = new Task();
task1.setTaskType(TaskType.SIMPLE.name());
task1.setTaskDefName("simpleTask");
task1.setReferenceTaskName("simpleTask");
task1.setWorkflowInstanceId(workflowId);
task1.setScheduledTime(System.currentTimeMillis());
task1.setTaskId(IDGenerator.generate());
task1.setStatus(Status.SCHEDULED);
WorkflowTask waitTask = new WorkflowTask();