Package org.apache.hadoop.yarn.server.nodemanager.containermanager.linux.runtime

Interface LinuxContainerRuntime

All Superinterfaces:

ContainerRuntime

All Known Implementing Classes:

DefaultLinuxContainerRuntime, DelegatingLinuxContainerRuntime, DockerLinuxContainerRuntime, JavaSandboxLinuxContainerRuntime, OCIContainerRuntime, RuncContainerRuntime

@Private
@Unstable
public interface LinuxContainerRuntime
extends ContainerRuntime

Linux-specific container runtime implementations must implement this interface.

Method Summary

Modifier and Type	Method	Description
default Map<String,org.apache.hadoop.yarn.api.records.LocalResource>	getLocalResources(Container container)
void	initialize(org.apache.hadoop.conf.Configuration conf, Context nmContext)	Initialize the runtime.
boolean	isRuntimeRequested(Map<String,String> env)	Return whether the given environment variables indicate that the operation is requesting this runtime.
default void	start()
default void	stop()

Methods inherited from interface org.apache.hadoop.yarn.server.nodemanager.containermanager.runtime.ContainerRuntime

execContainer, getExposedPorts, getIpAndHost, launchContainer, prepareContainer, reapContainer, relaunchContainer, signalContainer

Method Details

initialize

void initialize(org.apache.hadoop.conf.Configuration conf,
 Context nmContext)
         throws ContainerExecutionException

Initialize the runtime.

Parameters:

conf - the Configuration to use

nmContext - NMContext

Throws:

ContainerExecutionException - if an error occurs while initializing the runtime

isRuntimeRequested

boolean isRuntimeRequested(Map<String,String> env)

Return whether the given environment variables indicate that the operation is requesting this runtime.

Parameters:

env - the environment variable settings for the operation

Returns:

whether this runtime is requested

start

default void start()

stop

default void stop()

getLocalResources

default Map<String,org.apache.hadoop.yarn.api.records.LocalResource> getLocalResources(Container container)
                                                                                throws IOException

Throws:

IOException