org.apache.hadoop.hbase.security

类 User.SecureHadoopUser

java.lang.Object

org.apache.hadoop.hbase.security.User

org.apache.hadoop.hbase.security.User.SecureHadoopUser

封闭类:

User

@InterfaceAudience.Private
public static final class User.SecureHadoopUser
extends User

Bridges User invocations to underlying calls to UserGroupInformation for secure Hadoop 0.20 and versions 0.21 and above.

嵌套类概要

从类继承的嵌套类/接口 org.apache.hadoop.hbase.security.User

User.SecureHadoopUser, User.TestingGroups

字段概要

从类继承的字段 org.apache.hadoop.hbase.security.User

HBASE_SECURITY_AUTHORIZATION_CONF_KEY, HBASE_SECURITY_CONF_KEY, ugi

构造器概要

构造器

构造器和说明
SecureHadoopUser()
SecureHadoopUser(org.apache.hadoop.security.UserGroupInformation ugi)
SecureHadoopUser(org.apache.hadoop.security.UserGroupInformation ugi, org.apache.hbase.thirdparty.com.google.common.cache.LoadingCache<String,String[]> cache)

方法概要

限定符和类型	方法和说明
static User	createUserForTesting(org.apache.hadoop.conf.Configuration conf, String name, String[] groups)
String[]	getGroupNames() Returns the list of groups of which this user is a member.
String	getShortName() Returns the shortened version of the user name -- the portion that maps to an operating system user name.
static boolean	isSecurityEnabled() Returns the result of UserGroupInformation.isSecurityEnabled().
static void	login(org.apache.hadoop.conf.Configuration conf, String fileConfKey, String principalConfKey, String localhost) Obtain credentials for the current process using the configured Kerberos keytab file and principal.
static void	login(String keytabLocation, String principalName) Login through configured keytab and pricipal.
<T> T	runAs(PrivilegedAction<T> action) Executes the given action within the context of this user.
<T> T	runAs(PrivilegedExceptionAction<T> action) Executes the given action within the context of this user.

从类继承的方法 org.apache.hadoop.hbase.security.User

addToken, create, equals, getCurrent, getName, getToken, getTokens, getUGI, hashCode, isHBaseSecurityEnabled, isLoginFromKeytab, runAsLoginUser, shouldLoginFromKeytab, toString

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

构造器详细资料

SecureHadoopUser

public SecureHadoopUser()
                 throws IOException

抛出:

IOException

SecureHadoopUser

public SecureHadoopUser(org.apache.hadoop.security.UserGroupInformation ugi)

SecureHadoopUser

public SecureHadoopUser(org.apache.hadoop.security.UserGroupInformation ugi,
                        org.apache.hbase.thirdparty.com.google.common.cache.LoadingCache<String,String[]> cache)

方法详细资料

getShortName

public String getShortName()

从类复制的说明: User

Returns the shortened version of the user name -- the portion that maps to an operating system user name.

指定者:

getShortName 在类中 User

返回:

Short name

getGroupNames

public String[] getGroupNames()

从类复制的说明: User

Returns the list of groups of which this user is a member. On secure Hadoop this returns the group information for the user as resolved on the server. For 0.20 based Hadoop, the group names are passed from the client.

覆盖:

getGroupNames 在类中 User

runAs

public <T> T runAs(PrivilegedAction<T> action)

从类复制的说明: User

Executes the given action within the context of this user.

指定者:

runAs 在类中 User

runAs

public <T> T runAs(PrivilegedExceptionAction<T> action)
            throws IOException,
                   InterruptedException

从类复制的说明: User

Executes the given action within the context of this user.

指定者:

runAs 在类中 User

抛出:

IOException

InterruptedException

createUserForTesting

public static User createUserForTesting(org.apache.hadoop.conf.Configuration conf,
                                        String name,
                                        String[] groups)

另请参阅:

User.createUserForTesting(org.apache.hadoop.conf.Configuration, String, String[])

login

public static void login(org.apache.hadoop.conf.Configuration conf,
                         String fileConfKey,
                         String principalConfKey,
                         String localhost)
                  throws IOException

Obtain credentials for the current process using the configured Kerberos keytab file and principal.

参数:

conf - the Configuration to use

fileConfKey - Configuration property key used to store the path to the keytab file

principalConfKey - Configuration property key used to store the principal name to login as

localhost - the local hostname

抛出:

IOException

另请参阅:

User.login(org.apache.hadoop.conf.Configuration, String, String, String)

login

public static void login(String keytabLocation,
                         String principalName)
                  throws IOException

Login through configured keytab and pricipal.

参数:

keytabLocation - location of keytab

principalName - principal in keytab

抛出:

IOException - exception from UserGroupInformation.loginUserFromKeytab

isSecurityEnabled

public static boolean isSecurityEnabled()

Returns the result of UserGroupInformation.isSecurityEnabled().