org.apache.cassandra.auth

Class Auth

java.lang.Object

org.apache.cassandra.auth.Auth

public class Auth
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Auth.AuthMigrationListener MigrationListener implementation that cleans up permissions on dropped resources.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	AUTH_KS
static java.lang.String	DEFAULT_SUPERUSER_NAME
static long	SUPERUSER_SETUP_DELAY
static java.lang.String	USERS_CF

Constructor Summary

Constructors

Constructor and Description
Auth()

Method Summary

Methods

Modifier and Type	Method and Description
static void	deleteUser(java.lang.String username) Deletes the user from AUTH_KS.USERS_CF.
static java.util.Set<Permission>	getPermissions(AuthenticatedUser user, IResource resource)
static void	insertUser(java.lang.String username, boolean isSuper) Inserts the user into AUTH_KS.USERS_CF (or overwrites their superuser status as a result of an ALTER USER query).
static boolean	isExistingUser(java.lang.String username) Checks if the username is stored in AUTH_KS.USERS_CF.
static boolean	isSuperuser(java.lang.String username) Checks if the user is a known superuser.
static void	setup() Sets up Authenticator and Authorizer.
static void	setupTable(java.lang.String name, java.lang.String cql) Set up table from given CREATE TABLE statement under system_auth keyspace, if not already done so.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_SUPERUSER_NAME

public static final java.lang.String DEFAULT_SUPERUSER_NAME

See Also:

Constant Field Values

SUPERUSER_SETUP_DELAY

public static final long SUPERUSER_SETUP_DELAY

AUTH_KS

public static final java.lang.String AUTH_KS

See Also:

Constant Field Values

USERS_CF

public static final java.lang.String USERS_CF

See Also:

Constant Field Values

Constructor Detail

Auth

public Auth()

Method Detail

getPermissions

public static java.util.Set<Permission> getPermissions(AuthenticatedUser user,
                                       IResource resource)

isExistingUser

public static boolean isExistingUser(java.lang.String username)

Checks if the username is stored in AUTH_KS.USERS_CF.

Parameters:

username - Username to query.

Returns:

whether or not Cassandra knows about the user.

isSuperuser

public static boolean isSuperuser(java.lang.String username)

Checks if the user is a known superuser.

Parameters:

username - Username to query.

Returns:

true is the user is a superuser, false if they aren't or don't exist at all.

insertUser

public static void insertUser(java.lang.String username,
              boolean isSuper)
                       throws RequestExecutionException

Inserts the user into AUTH_KS.USERS_CF (or overwrites their superuser status as a result of an ALTER USER query).

Parameters:

username - Username to insert.

isSuper - User's new status.

Throws:

RequestExecutionException

deleteUser

public static void deleteUser(java.lang.String username)
                       throws RequestExecutionException

Deletes the user from AUTH_KS.USERS_CF.

Parameters:

username - Username to delete.

Throws:

RequestExecutionException

setup

public static void setup()

Sets up Authenticator and Authorizer.

setupTable

public static void setupTable(java.lang.String name,
              java.lang.String cql)

Set up table from given CREATE TABLE statement under system_auth keyspace, if not already done so.

Parameters:

name - name of the table

cql - CREATE TABLE statement