alluxio.fuse.auth

Class SystemUserGroupAuthPolicy

java.lang.Object

alluxio.fuse.auth.LaunchUserGroupAuthPolicy

alluxio.fuse.auth.SystemUserGroupAuthPolicy

All Implemented Interfaces:

AuthPolicy

public final class SystemUserGroupAuthPolicy
extends LaunchUserGroupAuthPolicy

The system user group authentication policy that always set the user group to the actual end user. Note that this may downgrade the performance of creating file/directory.

Field Summary

Fields inherited from class alluxio.fuse.auth.LaunchUserGroupAuthPolicy

mFileSystem, mFuseFileSystem

Method Summary

Modifier and Type	Method and Description
static SystemUserGroupAuthPolicy	create(FileSystem fileSystem, AlluxioConfiguration conf, Optional<FuseFileSystem> fuseFileSystem) Creates a new system auth policy.
Optional<Long>	getGid()
Optional<Long>	getGid(String group) Gets the gid based on the auth policy and file group.
Optional<Long>	getUid()
Optional<Long>	getUid(String owner) Gets the uid based on the auth policy and file owner.
void	setUserGroupIfNeeded(AlluxioURI uri) Sets user and group based on authentication policy.

Methods inherited from class alluxio.fuse.auth.LaunchUserGroupAuthPolicy

init, setUserGroup

Methods inherited from class java.lang.Object

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

Method Detail

create

public static SystemUserGroupAuthPolicy create(FileSystem fileSystem,
                                               AlluxioConfiguration conf,
                                               Optional<FuseFileSystem> fuseFileSystem)

Creates a new system auth policy.

Parameters:

fileSystem - file system

conf - the Alluxio configuration

fuseFileSystem - fuse file system

Returns:

system auth policy

setUserGroupIfNeeded

public void setUserGroupIfNeeded(AlluxioURI uri)

Description copied from interface: AuthPolicy

Sets user and group based on authentication policy.

Specified by:

setUserGroupIfNeeded in interface AuthPolicy

Overrides:

setUserGroupIfNeeded in class LaunchUserGroupAuthPolicy

Parameters:

uri - the path uri

getUid

public Optional<Long> getUid()

Specified by:

getUid in interface AuthPolicy

Overrides:

getUid in class LaunchUserGroupAuthPolicy

Returns:

uid based on authentication policy

getUid

public Optional<Long> getUid(String owner)

Description copied from interface: AuthPolicy

Gets the uid based on the auth policy and file owner.

Parameters:

owner - the owner of the file

Returns:

the uid

getGid

public Optional<Long> getGid()

Specified by:

getGid in interface AuthPolicy

Overrides:

getGid in class LaunchUserGroupAuthPolicy

Returns:

gid based on authentication policy

getGid

public Optional<Long> getGid(String group)

Description copied from interface: AuthPolicy

Gets the gid based on the auth policy and file group.

Parameters:

group - the file group

Returns:

the gid