org.apache.hadoop.mapreduce.security.token.delegation

类 DelegationTokenSecretManager

java.lang.Object

org.apache.hadoop.security.token.SecretManager<TokenIdent>

org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager<DelegationTokenIdentifier>

org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenSecretManager

public class DelegationTokenSecretManager
extends AbstractDelegationTokenSecretManager<DelegationTokenIdentifier>

A MapReduce specific delegation token secret manager. The secret manager is responsible for generating and accepting the password for each token.

嵌套类概要

从类继承的嵌套类/接口 org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager

AbstractDelegationTokenSecretManager.DelegationTokenInformation

从类继承的嵌套类/接口 org.apache.hadoop.security.token.SecretManager

SecretManager.InvalidToken

字段概要

从类继承的字段 org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager

allKeys, currentId, currentTokens, delegationTokenSequenceNumber, noInterruptsLock, running

构造器概要

构造器

构造器和说明
DelegationTokenSecretManager(long delegationKeyUpdateInterval, long delegationTokenMaxLifetime, long delegationTokenRenewInterval, long delegationTokenRemoverScanInterval) Create a secret manager

方法概要

方法

限定符和类型	方法和说明
DelegationTokenIdentifier	createIdentifier() Create an empty token identifier.

从类继承的方法 org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager

addKey, cancelToken, createPassword, createSecretKey, getAllKeys, isRunning, logUpdateMasterKey, renewToken, retrievePassword, startThreads, stopThreads, verifyToken

从类继承的方法 org.apache.hadoop.security.token.SecretManager

createPassword, generateSecret

从类继承的方法 java.lang.Object

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

构造器详细资料

DelegationTokenSecretManager

public DelegationTokenSecretManager(long delegationKeyUpdateInterval,
                            long delegationTokenMaxLifetime,
                            long delegationTokenRenewInterval,
                            long delegationTokenRemoverScanInterval)

Create a secret manager

参数:

delegationKeyUpdateInterval - the number of seconds for rolling new secret keys.

delegationTokenMaxLifetime - the maximum lifetime of the delegation tokens

delegationTokenRenewInterval - how often the tokens must be renewed

delegationTokenRemoverScanInterval - how often the tokens are scanned for expired tokens

方法详细资料

createIdentifier

public DelegationTokenIdentifier createIdentifier()

从类复制的说明: SecretManager

Create an empty token identifier.

指定者:

createIdentifier 在类中 SecretManager<DelegationTokenIdentifier>

返回:

the newly created empty token identifier