org.apache.hadoop.hbase.security.token

Class ZKSecretWatcher

java.lang.Object

org.apache.hadoop.hbase.zookeeper.ZooKeeperListener

org.apache.hadoop.hbase.security.token.ZKSecretWatcher

@InterfaceAudience.Private
public class ZKSecretWatcher
extends ZooKeeperListener

Synchronizes token encryption keys across cluster nodes.

Field Summary

Fields inherited from class org.apache.hadoop.hbase.zookeeper.ZooKeeperListener

watcher

Constructor Summary

Constructors

Constructor and Description
ZKSecretWatcher(org.apache.hadoop.conf.Configuration conf, ZooKeeperWatcher watcher, AuthenticationTokenSecretManager secretManager)

Method Summary

Methods

Modifier and Type	Method and Description
void	addKeyToZK(AuthenticationKey key)
String	getRootKeyZNode()
void	nodeChildrenChanged(String path)
void	nodeCreated(String path)
void	nodeDataChanged(String path)
void	nodeDeleted(String path)
void	removeKeyFromZK(AuthenticationKey key)
void	start()
void	updateKeyInZK(AuthenticationKey key)

Methods inherited from class org.apache.hadoop.hbase.zookeeper.ZooKeeperListener

getWatcher

Methods inherited from class java.lang.Object

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

Constructor Detail

ZKSecretWatcher

public ZKSecretWatcher(org.apache.hadoop.conf.Configuration conf,
               ZooKeeperWatcher watcher,
               AuthenticationTokenSecretManager secretManager)

Method Detail

start

public void start()
           throws org.apache.zookeeper.KeeperException

Throws:

org.apache.zookeeper.KeeperException

nodeCreated

public void nodeCreated(String path)

Overrides:

nodeCreated in class ZooKeeperListener

nodeDeleted

public void nodeDeleted(String path)

Overrides:

nodeDeleted in class ZooKeeperListener

nodeDataChanged

public void nodeDataChanged(String path)

Overrides:

nodeDataChanged in class ZooKeeperListener

nodeChildrenChanged

public void nodeChildrenChanged(String path)

Overrides:

nodeChildrenChanged in class ZooKeeperListener

getRootKeyZNode

public String getRootKeyZNode()

removeKeyFromZK

public void removeKeyFromZK(AuthenticationKey key)

addKeyToZK

public void addKeyToZK(AuthenticationKey key)

updateKeyInZK

public void updateKeyInZK(AuthenticationKey key)