private void VerifyClientConnection() { int numRetries = 3; while (numRetries-- > 0) { Configuration conf = new YarnConfiguration(this.conf); YarnClient client = YarnClient.CreateYarnClient(); client.Init(conf); client.Start(); try { client.GetApplications(); return; } catch (Exception e) { Log.Error(e); } finally { client.Stop(); } } NUnit.Framework.Assert.Fail("Client couldn't connect to the Active RM"); }
protected internal virtual void VerifyClientConnection() { int numRetries = 3; while (numRetries-- > 0) { Configuration conf = new YarnConfiguration(this.conf); YarnClient client = CreateAndStartYarnClient(conf); try { Sharpen.Thread.Sleep(100); client.GetApplications(); return; } catch (Exception e) { Log.Error(e.Message); } finally { client.Stop(); } } NUnit.Framework.Assert.Fail("Client couldn't connect to the Active RM"); }
public virtual void ShutDown() { if (client != null) { client.Stop(); } }
/// <exception cref="System.IO.IOException"/> /// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/> public virtual bool Run() { Log.Info("Starting Client"); // Connect to ResourceManager rmClient.Start(); try { // Create launch context for app master Log.Info("Setting up application submission context for ASM"); ApplicationSubmissionContext appContext = rmClient.CreateApplication().GetApplicationSubmissionContext (); ApplicationId appId = appContext.GetApplicationId(); // set the application name appContext.SetApplicationName(appName); // Set the priority for the application master Priority pri = Org.Apache.Hadoop.Yarn.Util.Records.NewRecord <Priority>(); pri.SetPriority(amPriority); appContext.SetPriority(pri); // Set the queue to which this application is to be submitted in the RM appContext.SetQueue(amQueue); // Set up the container launch context for the application master ContainerLaunchContext amContainer = Org.Apache.Hadoop.Yarn.Util.Records.NewRecord <ContainerLaunchContext>(); appContext.SetAMContainerSpec(amContainer); // unmanaged AM appContext.SetUnmanagedAM(true); Log.Info("Setting unmanaged AM"); // Submit the application to the applications manager Log.Info("Submitting application to ASM"); rmClient.SubmitApplication(appContext); ApplicationReport appReport = MonitorApplication(appId, EnumSet.Of(YarnApplicationState .Accepted, YarnApplicationState.Killed, YarnApplicationState.Failed, YarnApplicationState .Finished)); if (appReport.GetYarnApplicationState() == YarnApplicationState.Accepted) { // Monitor the application attempt to wait for launch state ApplicationAttemptReport attemptReport = MonitorCurrentAppAttempt(appId, YarnApplicationAttemptState .Launched); ApplicationAttemptId attemptId = attemptReport.GetApplicationAttemptId(); Log.Info("Launching AM with application attempt id " + attemptId); // launch AM LaunchAM(attemptId); // Monitor the application for end state appReport = MonitorApplication(appId, EnumSet.Of(YarnApplicationState.Killed, YarnApplicationState .Failed, YarnApplicationState.Finished)); } YarnApplicationState appState = appReport.GetYarnApplicationState(); FinalApplicationStatus appStatus = appReport.GetFinalApplicationStatus(); Log.Info("App ended with state: " + appReport.GetYarnApplicationState() + " and status: " + appStatus); bool success; if (YarnApplicationState.Finished == appState && FinalApplicationStatus.Succeeded == appStatus) { Log.Info("Application has completed successfully."); success = true; } else { Log.Info("Application did finished unsuccessfully." + " YarnState=" + appState.ToString () + ", FinalStatus=" + appStatus.ToString()); success = false; } return(success); } finally { rmClient.Stop(); } }
/// <exception cref="System.Exception"/> protected override void ServiceStop() { client.Stop(); base.ServiceStop(); }