org.apache.storm.hbase.security

Class AutoHBase

java.lang.Object

org.apache.storm.hbase.security.AutoHBase

All Implemented Interfaces:

Shutdownable, IAutoCredentials, ICredentialsRenewer, INimbusCredentialPlugin

public class AutoHBase
extends Object
implements IAutoCredentials, ICredentialsRenewer, INimbusCredentialPlugin

Automatically get hbase delegation tokens and push it to user’s topology. The class assumes that hadoop/hbase configuration files are in your class path.

Field Summary

Fields

Modifier and Type	Field and Description
static String	HBASE_CREDENTIALS
static String	HBASE_KEYTAB_FILE_KEY
static String	HBASE_PRINCIPAL_KEY
String	hbaseKeytab
String	hbasePrincipal

Constructor Summary

Constructors

Constructor and Description
AutoHBase()

Method Summary

Modifier and Type	Method and Description
void	addTokensToUGI(Subject subject)
protected String	getCredentialKey()
protected Object	getCredentials(Map<String,String> credentials)
protected byte[]	getHadoopCredentials(Map<String,Object> conf, String topologyOwnerPrincipal)
static void	main(String[] args)
void	populateCredentials(Map<String,String> credentials)
void	populateCredentials(Map<String,String> credentials, Map topoConf)
void	populateCredentials(Map<String,String> credentials, Map<String,Object> conf, String owner)
void	populateSubject(Subject subject, Map<String,String> credentials)
void	prepare(Map conf)
void	renew(Map<String,String> credentials, Map topologyConf)
void	renew(Map<String,String> credentials, Map<String,Object> topologyConf, String ownerPrincipal)
void	shutdown()
void	updateSubject(Subject subject, Map<String,String> credentials)

Methods inherited from class java.lang.Object

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

Field Detail

HBASE_CREDENTIALS

public static final String HBASE_CREDENTIALS

See Also:

Constant Field Values

HBASE_KEYTAB_FILE_KEY

public static final String HBASE_KEYTAB_FILE_KEY

See Also:

Constant Field Values

HBASE_PRINCIPAL_KEY

public static final String HBASE_PRINCIPAL_KEY

See Also:

Constant Field Values

hbaseKeytab

public String hbaseKeytab

hbasePrincipal

public String hbasePrincipal

Constructor Detail

AutoHBase

public AutoHBase()

Method Detail

prepare

public void prepare(Map conf)

Specified by:

prepare in interface IAutoCredentials

Specified by:

prepare in interface ICredentialsRenewer

Specified by:

prepare in interface INimbusCredentialPlugin

shutdown

public void shutdown()

Specified by:

shutdown in interface Shutdownable

populateCredentials

public void populateCredentials(Map<String,String> credentials,
                                Map<String,Object> conf,
                                String owner)

Specified by:

populateCredentials in interface INimbusCredentialPlugin

populateCredentials

public void populateCredentials(Map<String,String> credentials)

Specified by:

populateCredentials in interface IAutoCredentials

getCredentials

protected Object getCredentials(Map<String,String> credentials)

updateSubject

public void updateSubject(Subject subject,
                          Map<String,String> credentials)

Specified by:

updateSubject in interface IAutoCredentials

populateSubject

public void populateSubject(Subject subject,
                            Map<String,String> credentials)

Specified by:

populateSubject in interface IAutoCredentials

addTokensToUGI

public void addTokensToUGI(Subject subject)

getHadoopCredentials

protected byte[] getHadoopCredentials(Map<String,Object> conf,
                                      String topologyOwnerPrincipal)

renew

public void renew(Map<String,String> credentials,
                  Map<String,Object> topologyConf,
                  String ownerPrincipal)

Specified by:

renew in interface ICredentialsRenewer

getCredentialKey

protected String getCredentialKey()

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception

populateCredentials

public void populateCredentials(Map<String,String> credentials,
                                Map topoConf)

Specified by:

populateCredentials in interface INimbusCredentialPlugin

renew

public void renew(Map<String,String> credentials,
                  Map topologyConf)

Specified by:

renew in interface ICredentialsRenewer