alluxio.fuse.auth

Class LaunchUserGroupAuthPolicy

java.lang.Object

alluxio.fuse.auth.LaunchUserGroupAuthPolicy

All Implemented Interfaces:

AuthPolicy

Direct Known Subclasses:

CustomAuthPolicy, SystemUserGroupAuthPolicy

public class LaunchUserGroupAuthPolicy
extends java.lang.Object
implements AuthPolicy

An authentication policy that follows the default security implementation that the user group is set to the user that launches the Fuse application.

Field Summary

Fields

Modifier and Type	Field and Description
protected FileSystem	mFileSystem
protected java.util.Optional<FuseFileSystem>	mFuseFileSystem

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	LaunchUserGroupAuthPolicy(FileSystem fileSystem, java.util.Optional<FuseFileSystem> fuseFileSystem)

Method Summary

Modifier and Type	Method and Description
static LaunchUserGroupAuthPolicy	create(FileSystem fileSystem, AlluxioConfiguration conf, java.util.Optional<FuseFileSystem> fuseFileSystem) Creates a new launch user auth policy.
java.util.Optional<java.lang.Long>	getGid(java.lang.String group) Gets the gid based on the auth policy and file group.
java.util.Optional<java.lang.Long>	getUid(java.lang.String owner) Gets the uid based on the auth policy and file owner.
void	init() Initialize the authentication policy.
void	setUserGroup(AlluxioURI uri, long uid, long gid) Sets user and group based on user group input.
void	setUserGroupIfNeeded(AlluxioURI uri) Sets user and group based on authentication policy.

Methods inherited from class java.lang.Object

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

Field Detail

mFileSystem

protected final FileSystem mFileSystem

mFuseFileSystem

protected final java.util.Optional<FuseFileSystem> mFuseFileSystem

Constructor Detail

LaunchUserGroupAuthPolicy

protected LaunchUserGroupAuthPolicy(FileSystem fileSystem,
                                    java.util.Optional<FuseFileSystem> fuseFileSystem)

Parameters:

fileSystem - the Alluxio file system

fuseFileSystem - the FuseFileSystem

Method Detail

create

public static LaunchUserGroupAuthPolicy create(FileSystem fileSystem,
                                               AlluxioConfiguration conf,
                                               java.util.Optional<FuseFileSystem> fuseFileSystem)

Creates a new launch user auth policy.

Parameters:

fileSystem - file system

conf - the Alluxio configuration

fuseFileSystem - fuse file system

Returns:

launch user auth policy

init

public void init()

Description copied from interface: AuthPolicy

Initialize the authentication policy.

Specified by:

init in interface AuthPolicy

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

Parameters:

uri - the path uri

setUserGroup

public void setUserGroup(AlluxioURI uri,
                         long uid,
                         long gid)

Description copied from interface: AuthPolicy

Sets user and group based on user group input.

Specified by:

setUserGroup in interface AuthPolicy

Parameters:

uri - the path uri

uid - the user id to set

gid - the gid to set

getUid

public java.util.Optional<java.lang.Long> getUid(java.lang.String owner)

Description copied from interface: AuthPolicy

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

Specified by:

getUid in interface AuthPolicy

Parameters:

owner - the owner of the file

Returns:

the uid

getGid

public java.util.Optional<java.lang.Long> getGid(java.lang.String group)

Description copied from interface: AuthPolicy

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

Specified by:

getGid in interface AuthPolicy

Parameters:

group - the file group

Returns:

the gid