com.sun.enterprise.security.auth.realm.pam

Class PamRealm

java.lang.Object

com.sun.enterprise.security.auth.realm.Realm

com.sun.enterprise.security.BaseRealm

com.sun.appserv.security.AppservRealm

com.sun.enterprise.security.auth.realm.pam.PamRealm

All Implemented Interfaces:

Comparable

@Service
public final class PamRealm
extends AppservRealm

Realm wrapper for supporting PAM based authentication for all Unix machines. The PAM realm uses the Operating System's PAM login mechanism to authenticate the applications with their OS usernames and passwords.

Author:

Nithya Subramanian

Field Summary

Fields

Modifier and Type	Field and Description
static String	AUTH_TYPE

Fields inherited from class com.sun.enterprise.security.BaseRealm

JAAS_CONTEXT_PARAM, sm

Fields inherited from class com.sun.enterprise.security.auth.realm.Realm

_logger, groupMapper, PARAM_GROUP_MAPPING

Constructor Summary

Constructors

Constructor and Description
PamRealm()

Method Summary

Modifier and Type	Method and Description
String	getAuthType() Returns a short (preferably less than fifteen characters) description of the kind of authentication which is supported by this realm.
Enumeration	getGroupNames(String username) Returns the name of all the groups that this user belongs to
String	getPamService() This method retreives the PAM service stack to be used by the Realm class and Login Module uniformly
void	init(Properties props) Initialize a realm with some properties.

Methods inherited from class com.sun.enterprise.security.BaseRealm

addUser, addUser, getAuthenticationHandler, getGroupNames, getUser, getUserNames, persist, refresh, removeUser, supportsUserManagement, updateUser, updateUser

Methods inherited from class com.sun.enterprise.security.auth.realm.Realm

addAssignGroups, compareTo, getDefaultDigestAlgorithm, getDefaultInstance, getDefaultRealm, getInstance, getInstance, getJAASContext, getMappedGroupNames, getName, getProperties, getProperty, getRealmNames, getRealmStatsProvier, instantiate, instantiate, instantiate, isValidRealm, isValidRealm, refresh, setDefaultRealm, setName, setProperty, toString, unloadInstance, unloadInstance, updateInstance, updateInstance

Methods inherited from class java.lang.Object

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

Field Detail

AUTH_TYPE

public static final String AUTH_TYPE

See Also:

Constant Field Values

Constructor Detail

PamRealm

public PamRealm()

Method Detail

init

public void init(Properties props)
          throws BadRealmException,
                 NoSuchRealmException

Initialize a realm with some properties. This can be used when instantiating realms from their descriptions. This method may only be called a single time.

Overrides:

init in class Realm

Parameters:

props - Initialization parameters used by this realm.

Throws:

BadRealmException - If the configuration parameters identify a corrupt realm.

NoSuchRealmException - If the configuration parameters specify a realm which doesn't exist.

getAuthType

public String getAuthType()

Description copied from class: Realm

Returns a short (preferably less than fifteen characters) description of the kind of authentication which is supported by this realm.

Specified by:

getAuthType in class Realm

Returns:

Description of the kind of authentication that is directly supported by this realm.

getGroupNames

public Enumeration getGroupNames(String username)
                          throws NoSuchUserException

Description copied from class: Realm

Returns the name of all the groups that this user belongs to

Specified by:

getGroupNames in class Realm

Parameters:

username - name of the user in this realm whose group listing is needed.

Returns:

enumeration of group names (strings)

Throws:

NoSuchUserException

getPamService

public String getPamService()

This method retreives the PAM service stack to be used by the Realm class and Login Module uniformly

Returns:

String = Pam Service