/*
* test JobHistoryServer protocols....
*/
// simple test init/start/stop JobHistoryServer. Status should change.
/// <exception cref="System.Exception"/>
public virtual void TestStartStopServer()
{
historyServer = new JobHistoryServer();
Configuration config = new Configuration();
historyServer.Init(config);
NUnit.Framework.Assert.AreEqual(Service.STATE.Inited, historyServer.GetServiceState
());
NUnit.Framework.Assert.AreEqual(6, historyServer.GetServices().Count);
HistoryClientService historyService = historyServer.GetClientService();
NUnit.Framework.Assert.IsNotNull(historyServer.GetClientService());
NUnit.Framework.Assert.AreEqual(Service.STATE.Inited, historyService.GetServiceState
());
historyServer.Start();
NUnit.Framework.Assert.AreEqual(Service.STATE.Started, historyServer.GetServiceState
());
NUnit.Framework.Assert.AreEqual(Service.STATE.Started, historyService.GetServiceState
());
historyServer.Stop();
NUnit.Framework.Assert.AreEqual(Service.STATE.Stopped, historyServer.GetServiceState
());
NUnit.Framework.Assert.IsNotNull(historyService.GetClientHandler().GetConnectAddress
());
}
internal static JobHistoryServer LaunchJobHistoryServer(string[] args)
{
Sharpen.Thread.SetDefaultUncaughtExceptionHandler(new YarnUncaughtExceptionHandler
());
StringUtils.StartupShutdownMessage(typeof(JobHistoryServer), args, Log);
JobHistoryServer jobHistoryServer = null;
try
{
jobHistoryServer = new JobHistoryServer();
ShutdownHookManager.Get().AddShutdownHook(new CompositeService.CompositeServiceShutdownHook
(jobHistoryServer), ShutdownHookPriority);
YarnConfiguration conf = new YarnConfiguration(new JobConf());
new GenericOptionsParser(conf, args);
jobHistoryServer.Init(conf);
jobHistoryServer.Start();
}
catch (Exception t)
{
Log.Fatal("Error starting JobHistoryServer", t);
ExitUtil.Terminate(-1, "Error starting JobHistoryServer");
}
return(jobHistoryServer);
}
//Test reports of JobHistoryServer. History server should get log files from MRApp and read them
/// <exception cref="System.Exception"/>
public virtual void TestReports()
{
Configuration config = new Configuration();
config.SetClass(CommonConfigurationKeysPublic.NetTopologyNodeSwitchMappingImplKey
, typeof(TestJobHistoryParsing.MyResolver), typeof(DNSToSwitchMapping));
RackResolver.Init(config);
MRApp app = new TestJobHistoryEvents.MRAppWithHistory(1, 1, true, this.GetType().
FullName, true);
app.Submit(config);
Org.Apache.Hadoop.Mapreduce.V2.App.Job.Job job = app.GetContext().GetAllJobs().Values
.GetEnumerator().Next();
app.WaitForState(job, JobState.Succeeded);
historyServer = new JobHistoryServer();
historyServer.Init(config);
historyServer.Start();
// search JobHistory service
JobHistory jobHistory = null;
foreach (Org.Apache.Hadoop.Service.Service service in historyServer.GetServices())
{
if (service is JobHistory)
{
jobHistory = (JobHistory)service;
}
}
IDictionary <JobId, Org.Apache.Hadoop.Mapreduce.V2.App.Job.Job> jobs = jobHistory.
GetAllJobs();
NUnit.Framework.Assert.AreEqual(1, jobs.Count);
NUnit.Framework.Assert.AreEqual("job_0_0000", jobs.Keys.GetEnumerator().Next().ToString
());
Task task = job.GetTasks().Values.GetEnumerator().Next();
TaskAttempt attempt = task.GetAttempts().Values.GetEnumerator().Next();
HistoryClientService historyService = historyServer.GetClientService();
MRClientProtocol protocol = historyService.GetClientHandler();
GetTaskAttemptReportRequest gtarRequest = recordFactory.NewRecordInstance <GetTaskAttemptReportRequest
>();
// test getTaskAttemptReport
TaskAttemptId taId = attempt.GetID();
taId.SetTaskId(task.GetID());
taId.GetTaskId().SetJobId(job.GetID());
gtarRequest.SetTaskAttemptId(taId);
GetTaskAttemptReportResponse response = protocol.GetTaskAttemptReport(gtarRequest
);
NUnit.Framework.Assert.AreEqual("container_0_0000_01_000000", response.GetTaskAttemptReport
().GetContainerId().ToString());
NUnit.Framework.Assert.IsTrue(response.GetTaskAttemptReport().GetDiagnosticInfo()
.IsEmpty());
// counters
NUnit.Framework.Assert.IsNotNull(response.GetTaskAttemptReport().GetCounters().GetCounter
(TaskCounter.PhysicalMemoryBytes));
NUnit.Framework.Assert.AreEqual(taId.ToString(), response.GetTaskAttemptReport().
GetTaskAttemptId().ToString());
// test getTaskReport
GetTaskReportRequest request = recordFactory.NewRecordInstance <GetTaskReportRequest
>();
TaskId taskId = task.GetID();
taskId.SetJobId(job.GetID());
request.SetTaskId(taskId);
GetTaskReportResponse reportResponse = protocol.GetTaskReport(request);
NUnit.Framework.Assert.AreEqual(string.Empty, reportResponse.GetTaskReport().GetDiagnosticsList
().GetEnumerator().Next());
// progress
NUnit.Framework.Assert.AreEqual(1.0f, reportResponse.GetTaskReport().GetProgress(
), 0.01);
// report has corrected taskId
NUnit.Framework.Assert.AreEqual(taskId.ToString(), reportResponse.GetTaskReport()
.GetTaskId().ToString());
// Task state should be SUCCEEDED
NUnit.Framework.Assert.AreEqual(TaskState.Succeeded, reportResponse.GetTaskReport
().GetTaskState());
// For invalid jobid, throw IOException
GetTaskReportsRequest gtreportsRequest = recordFactory.NewRecordInstance <GetTaskReportsRequest
>();
gtreportsRequest.SetJobId(TypeConverter.ToYarn(JobID.ForName("job_1415730144495_0001"
)));
gtreportsRequest.SetTaskType(TaskType.Reduce);
try
{
protocol.GetTaskReports(gtreportsRequest);
NUnit.Framework.Assert.Fail("IOException not thrown for invalid job id");
}
catch (IOException)
{
}
// Expected
// test getTaskAttemptCompletionEvents
GetTaskAttemptCompletionEventsRequest taskAttemptRequest = recordFactory.NewRecordInstance
<GetTaskAttemptCompletionEventsRequest>();
taskAttemptRequest.SetJobId(job.GetID());
GetTaskAttemptCompletionEventsResponse taskAttemptCompletionEventsResponse = protocol
.GetTaskAttemptCompletionEvents(taskAttemptRequest);
NUnit.Framework.Assert.AreEqual(0, taskAttemptCompletionEventsResponse.GetCompletionEventCount
());
// test getDiagnostics
GetDiagnosticsRequest diagnosticRequest = recordFactory.NewRecordInstance <GetDiagnosticsRequest
>();
diagnosticRequest.SetTaskAttemptId(taId);
GetDiagnosticsResponse diagnosticResponse = protocol.GetDiagnostics(diagnosticRequest
);
// it is strange : why one empty string ?
NUnit.Framework.Assert.AreEqual(1, diagnosticResponse.GetDiagnosticsCount());
NUnit.Framework.Assert.AreEqual(string.Empty, diagnosticResponse.GetDiagnostics(0
));
}