| package org.apache.helix.monitoring; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 java.lang.management.ManagementFactory; |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.Set; |
| import javax.management.MBeanAttributeInfo; |
| import javax.management.MBeanServer; |
| import javax.management.MalformedObjectNameException; |
| import javax.management.ObjectInstance; |
| import javax.management.ObjectName; |
| |
| import org.apache.helix.monitoring.mbeans.MonitorDomainNames; |
| import org.apache.helix.monitoring.mbeans.WorkflowMonitor; |
| import org.apache.helix.task.TaskState; |
| import org.testng.Assert; |
| import org.testng.annotations.Test; |
| |
| public class TestWorkflowMonitor { |
| private static final String TEST_CLUSTER_NAME = "TestCluster"; |
| private static final String TEST_WORKFLOW_TYPE = "WorkflowTestType"; |
| private static final String TEST_WORKFLOW_MBEAN_NAME = String |
| .format("%s=%s, %s=%s", "cluster", TEST_CLUSTER_NAME, "workflowType", TEST_WORKFLOW_TYPE); |
| private static final MBeanServer beanServer = ManagementFactory.getPlatformMBeanServer(); |
| |
| @Test |
| public void testRun() throws Exception { |
| WorkflowMonitor wm = new WorkflowMonitor(TEST_CLUSTER_NAME, TEST_WORKFLOW_TYPE); |
| wm.register(); |
| Set<ObjectInstance> existingInstances = beanServer.queryMBeans( |
| new ObjectName(MonitorDomainNames.ClusterStatus.name() + ":" + TEST_WORKFLOW_MBEAN_NAME), |
| null); |
| HashSet<String> expectedAttr = new HashSet<>(Arrays |
| .asList("SuccessfulWorkflowCount", "FailedWorkflowCount", "FailedWorkflowGauge", |
| "ExistingWorkflowGauge", "QueuedWorkflowGauge", "RunningWorkflowGauge")); |
| for (ObjectInstance i : existingInstances) { |
| for (MBeanAttributeInfo info : beanServer.getMBeanInfo(i.getObjectName()).getAttributes()) { |
| expectedAttr.remove(info.getName()); |
| } |
| } |
| Assert.assertTrue(expectedAttr.isEmpty()); |
| |
| int successfulWfCnt = 10; |
| int failedWfCnt = 10; |
| int queuedWfCnt = 10; |
| int runningWfCnt = 10; |
| |
| for (int i = 0; i < successfulWfCnt; i++) { |
| wm.updateWorkflowCounters(TaskState.COMPLETED); |
| wm.updateWorkflowGauges(TaskState.COMPLETED); |
| } |
| |
| for (int i = 0; i < failedWfCnt; i++) { |
| wm.updateWorkflowCounters(TaskState.FAILED); |
| wm.updateWorkflowGauges(TaskState.FAILED); |
| } |
| |
| for (int i = 0; i < queuedWfCnt; i++) { |
| wm.updateWorkflowGauges(TaskState.NOT_STARTED); |
| } |
| |
| for (int i = 0; i < runningWfCnt; i++) { |
| wm.updateWorkflowGauges(TaskState.IN_PROGRESS); |
| } |
| |
| // Test gauges |
| Assert.assertEquals(wm.getExistingWorkflowGauge(), |
| successfulWfCnt + failedWfCnt + queuedWfCnt + runningWfCnt); |
| Assert.assertEquals(wm.getFailedWorkflowGauge(), failedWfCnt); |
| Assert.assertEquals(wm.getQueuedWorkflowGauge(), queuedWfCnt); |
| Assert.assertEquals(wm.getRunningWorkflowGauge(), runningWfCnt); |
| |
| // Test counts |
| Assert.assertEquals(wm.getFailedWorkflowCount(), failedWfCnt); |
| Assert.assertEquals(wm.getSuccessfulWorkflowCount(), successfulWfCnt); |
| |
| wm.resetGauges(); |
| |
| for (int i = 0; i < successfulWfCnt; i++) { |
| wm.updateWorkflowCounters(TaskState.COMPLETED); |
| wm.updateWorkflowGauges(TaskState.COMPLETED); |
| } |
| |
| for (int i = 0; i < failedWfCnt; i++) { |
| wm.updateWorkflowCounters(TaskState.FAILED); |
| wm.updateWorkflowGauges(TaskState.FAILED); |
| } |
| |
| for (int i = 0; i < queuedWfCnt; i++) { |
| wm.updateWorkflowGauges(TaskState.NOT_STARTED); |
| } |
| |
| for (int i = 0; i < runningWfCnt; i++) { |
| wm.updateWorkflowGauges(TaskState.IN_PROGRESS); |
| } |
| |
| // After reset, counters should be accumulative, but gauges should be reset |
| Assert.assertEquals(wm.getExistingWorkflowGauge(), |
| successfulWfCnt + failedWfCnt + queuedWfCnt + runningWfCnt); |
| Assert.assertEquals(wm.getFailedWorkflowGauge(), failedWfCnt); |
| Assert.assertEquals(wm.getQueuedWorkflowGauge(), queuedWfCnt); |
| Assert.assertEquals(wm.getRunningWorkflowGauge(), runningWfCnt); |
| Assert.assertEquals(wm.getFailedWorkflowCount(), failedWfCnt * 2); |
| Assert.assertEquals(wm.getSuccessfulWorkflowCount(), successfulWfCnt * 2); |
| |
| } |
| |
| private ObjectName getObjectName() throws MalformedObjectNameException { |
| return new ObjectName( |
| String.format("%s:%s", MonitorDomainNames.ClusterStatus.name(), TEST_WORKFLOW_MBEAN_NAME)); |
| } |
| |
| private void registerMbean(Object bean, ObjectName name) { |
| try { |
| if (beanServer.isRegistered(name)) { |
| beanServer.unregisterMBean(name); |
| } |
| } catch (Exception e) { |
| // OK |
| } |
| |
| try { |
| System.out.println("Register MBean: " + name); |
| beanServer.registerMBean(bean, name); |
| } catch (Exception e) { |
| System.out.println("Could not register MBean: " + name + e.toString()); |
| } |
| } |
| |
| } |