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

Class PrivilegedOperation

java.lang.Object

org.apache.hadoop.yarn.server.nodemanager.containermanager.linux.privileged.PrivilegedOperation

@Private
@Unstable
public class PrivilegedOperation
extends java.lang.Object

Represents operations that require higher system privileges - e.g creating cgroups, launching containers as specified users, 'tc' commands etc that are completed using the container-executor binary

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	PrivilegedOperation.OperationType
static class	PrivilegedOperation.ResultCode	Result codes returned from the C container-executor.
static class	PrivilegedOperation.RunAsUserCommand	List of commands that the container-executor will execute.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	CGROUP_ARG_NO_TASKS
static java.lang.String	CGROUP_ARG_PREFIX
static char	LINUX_FILE_PATH_SEPARATOR

Constructor Summary

Constructors

Constructor	Description
PrivilegedOperation(PrivilegedOperation.OperationType opType)
PrivilegedOperation(PrivilegedOperation.OperationType opType, java.lang.String arg)
PrivilegedOperation(PrivilegedOperation.OperationType opType, java.util.List<java.lang.String> args)

Method Summary

Modifier and Type	Method	Description
void	appendArgs(java.lang.String... args)
void	appendArgs(java.util.List<java.lang.String> args)
void	disableFailureLogging()
void	enableFailureLogging()
boolean	equals(java.lang.Object other)
java.util.List<java.lang.String>	getArguments()
PrivilegedOperation.OperationType	getOperationType()
int	hashCode()
boolean	isFailureLoggingEnabled()

Methods inherited from class java.lang.Object

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

Field Detail

LINUX_FILE_PATH_SEPARATOR

public static final char LINUX_FILE_PATH_SEPARATOR

See Also:

Constant Field Values

CGROUP_ARG_PREFIX

public static final java.lang.String CGROUP_ARG_PREFIX

See Also:

Constant Field Values

CGROUP_ARG_NO_TASKS

public static final java.lang.String CGROUP_ARG_NO_TASKS

See Also:

Constant Field Values

Constructor Detail

PrivilegedOperation

public PrivilegedOperation(PrivilegedOperation.OperationType opType)

PrivilegedOperation

public PrivilegedOperation(PrivilegedOperation.OperationType opType,
                           java.lang.String arg)

PrivilegedOperation

public PrivilegedOperation(PrivilegedOperation.OperationType opType,
                           java.util.List<java.lang.String> args)

Method Detail

appendArgs

public void appendArgs(java.lang.String... args)

appendArgs

public void appendArgs(java.util.List<java.lang.String> args)

enableFailureLogging

public void enableFailureLogging()

disableFailureLogging

public void disableFailureLogging()

isFailureLoggingEnabled

public boolean isFailureLoggingEnabled()

getOperationType

public PrivilegedOperation.OperationType getOperationType()

getArguments

public java.util.List<java.lang.String> getArguments()

equals

public boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object