org.apache.flink.runtime.taskexecutor

Class TaskManagerRunner

java.lang.Object

org.apache.flink.runtime.taskexecutor.TaskManagerRunner

All Implemented Interfaces:

FatalErrorHandler

public class TaskManagerRunner
extends Object
implements FatalErrorHandler

This class is the executable entry point for the task manager in yarn or standalone mode. It constructs the related components (network, I/O manager, memory manager, RPC service, HA service) and starts them.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TaskManagerRunner.Result
static interface	TaskManagerRunner.TaskExecutorService
static interface	TaskManagerRunner.TaskExecutorServiceFactory Factory for TaskExecutor.

Field Summary

Fields

Modifier and Type	Field and Description
static int	FAILURE_EXIT_CODE

Constructor Summary

Constructors

Constructor and Description
TaskManagerRunner(Configuration configuration, PluginManager pluginManager, TaskManagerRunner.TaskExecutorServiceFactory taskExecutorServiceFactory)

Method Summary

Modifier and Type	Method and Description
void	close()
CompletableFuture<TaskManagerRunner.Result>	closeAsync()
static TaskManagerRunner.TaskExecutorService	createTaskExecutorService(Configuration configuration, ResourceID resourceID, RpcService rpcService, HighAvailabilityServices highAvailabilityServices, HeartbeatServices heartbeatServices, MetricRegistry metricRegistry, BlobCacheService blobCacheService, boolean localCommunicationOnly, ExternalResourceInfoProvider externalResourceInfoProvider, WorkingDirectory workingDirectory, FatalErrorHandler fatalErrorHandler, DelegationTokenReceiverRepository delegationTokenReceiverRepository)
CompletableFuture<TaskManagerRunner.Result>	getTerminationFuture()
static Configuration	loadConfiguration(String[] args)
static void	main(String[] args)
void	onFatalError(Throwable exception) Being called when a fatal error occurs.
static int	runTaskManager(Configuration configuration, PluginManager pluginManager)
static void	runTaskManagerProcessSecurely(Configuration configuration)
static void	runTaskManagerProcessSecurely(String[] args)
void	start()
static TaskExecutor	startTaskManager(Configuration configuration, ResourceID resourceID, RpcService rpcService, HighAvailabilityServices highAvailabilityServices, HeartbeatServices heartbeatServices, MetricRegistry metricRegistry, TaskExecutorBlobService taskExecutorBlobService, boolean localCommunicationOnly, ExternalResourceInfoProvider externalResourceInfoProvider, WorkingDirectory workingDirectory, FatalErrorHandler fatalErrorHandler, DelegationTokenReceiverRepository delegationTokenReceiverRepository)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

FAILURE_EXIT_CODE

@VisibleForTesting
public static final int FAILURE_EXIT_CODE

See Also:

Constant Field Values

Constructor Detail

TaskManagerRunner

public TaskManagerRunner(Configuration configuration,
                         PluginManager pluginManager,
                         TaskManagerRunner.TaskExecutorServiceFactory taskExecutorServiceFactory)
                  throws Exception

Throws:

Exception

Method Detail

start

public void start()
           throws Exception

Throws:

Exception

close

public void close()
           throws Exception

Throws:

Exception

closeAsync

public CompletableFuture<TaskManagerRunner.Result> closeAsync()

getTerminationFuture

public CompletableFuture<TaskManagerRunner.Result> getTerminationFuture()

onFatalError

public void onFatalError(Throwable exception)

Description copied from interface: FatalErrorHandler

Being called when a fatal error occurs.

IMPORTANT: This call should never be blocking since it might be called from within the main thread of an RpcEndpoint.

Specified by:

onFatalError in interface FatalErrorHandler

Parameters:

exception - cause

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception

loadConfiguration

public static Configuration loadConfiguration(String[] args)
                                       throws FlinkParseException

Throws:

FlinkParseException

runTaskManager

public static int runTaskManager(Configuration configuration,
                                 PluginManager pluginManager)
                          throws Exception

Throws:

Exception

runTaskManagerProcessSecurely

public static void runTaskManagerProcessSecurely(String[] args)

runTaskManagerProcessSecurely

public static void runTaskManagerProcessSecurely(Configuration configuration)

createTaskExecutorService

public static TaskManagerRunner.TaskExecutorService createTaskExecutorService(Configuration configuration,
                                                                              ResourceID resourceID,
                                                                              RpcService rpcService,
                                                                              HighAvailabilityServices highAvailabilityServices,
                                                                              HeartbeatServices heartbeatServices,
                                                                              MetricRegistry metricRegistry,
                                                                              BlobCacheService blobCacheService,
                                                                              boolean localCommunicationOnly,
                                                                              ExternalResourceInfoProvider externalResourceInfoProvider,
                                                                              WorkingDirectory workingDirectory,
                                                                              FatalErrorHandler fatalErrorHandler,
                                                                              DelegationTokenReceiverRepository delegationTokenReceiverRepository)
                                                                       throws Exception

Throws:

Exception

startTaskManager

public static TaskExecutor startTaskManager(Configuration configuration,
                                            ResourceID resourceID,
                                            RpcService rpcService,
                                            HighAvailabilityServices highAvailabilityServices,
                                            HeartbeatServices heartbeatServices,
                                            MetricRegistry metricRegistry,
                                            TaskExecutorBlobService taskExecutorBlobService,
                                            boolean localCommunicationOnly,
                                            ExternalResourceInfoProvider externalResourceInfoProvider,
                                            WorkingDirectory workingDirectory,
                                            FatalErrorHandler fatalErrorHandler,
                                            DelegationTokenReceiverRepository delegationTokenReceiverRepository)
                                     throws Exception

Throws:

Exception