alluxio.security.group.provider

Class ShellBasedUnixGroupsMapping

java.lang.Object

alluxio.security.group.provider.ShellBasedUnixGroupsMapping

All Implemented Interfaces:

GroupMappingService

public final class ShellBasedUnixGroupsMapping
extends Object
implements GroupMappingService

A simple shell-based implementation of GroupMappingService that exec's the groups shell command to fetch the group memberships of a given user.

Nested Class Summary

Nested classes/interfaces inherited from interface alluxio.security.group.GroupMappingService

GroupMappingService.Factory

Constructor Summary

Constructors

Constructor and Description
ShellBasedUnixGroupsMapping() Constructs a new ShellBasedUnixGroupsMapping.

Method Summary

Modifier and Type	Method and Description
List<String>	getGroups(String user) Returns list of groups for a user.

Methods inherited from class java.lang.Object

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

Constructor Detail

ShellBasedUnixGroupsMapping

public ShellBasedUnixGroupsMapping()

Constructs a new ShellBasedUnixGroupsMapping.

Method Detail

getGroups

public List<String> getGroups(String user)
                       throws IOException

Returns list of groups for a user.

Specified by:

getGroups in interface GroupMappingService

Parameters:

user - get groups for this user

Returns:

list of groups for a given user

Throws:

IOException