alluxio.fuse

Class AlluxioFuseFileSystemOpts

java.lang.Object

alluxio.fuse.AlluxioFuseFileSystemOpts

public final class AlluxioFuseFileSystemOpts
extends Object

This class holds all fuse-related options used by libfuse and AlluxioFuse.

Method Summary

Modifier and Type	Method and Description
static AlluxioFuseFileSystemOpts	create(AlluxioConfiguration conf) Constructs an AlluxioFuseFileSystemOpts with only Alluxio cluster configuration.
static AlluxioFuseFileSystemOpts	create(AlluxioConfiguration conf, AlluxioFuseCliOpts fuseCliOpts) Constructs an AlluxioFuseFileSystemOpts with Alluxio cluster configuration and command line input.
String	getAlluxioPath()
String	getFsName()
Class<?>	getFuseAuthPolicyClass()
Optional<String>	getFuseAuthPolicyCustomGroup()
Optional<String>	getFuseAuthPolicyCustomUser()
int	getFuseMaxPathCached()
List<String>	getFuseOptions()
int	getFuseUmountTimeout()
String	getMountPoint()
long	getStatCacheTimeout()
boolean	isDebug()
boolean	isMetadataCacheEnabled()
boolean	isSpecialCommandEnabled()
boolean	isUserGroupTranslationEnabled()

Methods inherited from class java.lang.Object

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

Method Detail

create

public static AlluxioFuseFileSystemOpts create(AlluxioConfiguration conf)

Constructs an AlluxioFuseFileSystemOpts with only Alluxio cluster configuration.

Parameters:

conf - Alluxio cluster configuration

Returns:

AlluxioFuseFileSystemOpts

create

public static AlluxioFuseFileSystemOpts create(AlluxioConfiguration conf,
                                               AlluxioFuseCliOpts fuseCliOpts)

Constructs an AlluxioFuseFileSystemOpts with Alluxio cluster configuration and command line input. Command line input has higher precedence if a property is set both in config and command.

Parameters:

conf - Alluxio cluster configuration

fuseCliOpts - Alluxio fuse command line input

Returns:

AlluxioFuseFileSystemOpts

getAlluxioPath

public String getAlluxioPath()

Returns:

the alluxio path

getFsName

public String getFsName()

Returns:

the Filesystem name

getFuseAuthPolicyClass

public Class<?> getFuseAuthPolicyClass()

Returns:

the authorization policy class for Fuse

getFuseAuthPolicyCustomGroup

public Optional<String> getFuseAuthPolicyCustomGroup()

Returns:

the fuse group for the authorization policy

getFuseAuthPolicyCustomUser

public Optional<String> getFuseAuthPolicyCustomUser()

Returns:

the fuse user for the authorization policy

getFuseMaxPathCached

public int getFuseMaxPathCached()

Returns:

the max number of FUSE-to-Alluxio path mappings to cache

getFuseUmountTimeout

public int getFuseUmountTimeout()

Returns:

the wait timeout for fuse to umount

isDebug

public boolean isDebug()

Returns:

if using debug-level logging for AlluxiJniFuseFileSystem and Libfuse

getFuseOptions

public List<String> getFuseOptions()

Returns:

options for Libfuse

isMetadataCacheEnabled

public boolean isMetadataCacheEnabled()

Returns:

if caching metadata on client side

getMountPoint

public String getMountPoint()

Returns:

the mount point

isSpecialCommandEnabled

public boolean isSpecialCommandEnabled()

Returns:

whether AlluxioFuse special command is enabled

getStatCacheTimeout

public long getStatCacheTimeout()

Returns:

the time the result of statfs is cached

isUserGroupTranslationEnabled

public boolean isUserGroupTranslationEnabled()

Returns:

whether user and group are translated from Alluxio to Unix