Package org.apache.accumulo.server

Class ServerContext

java.lang.Object

org.apache.accumulo.core.clientImpl.ClientContext

org.apache.accumulo.server.ServerContext

All Implemented Interfaces:

AutoCloseable, AccumuloClient

public class ServerContext
extends ClientContext

Provides a server context for Accumulo server components that operate with the system credentials and have access to the system files and configuration.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.accumulo.core.clientImpl.ClientContext

ClientContext.ClientBuilderImpl<T extends Object>

Nested classes/interfaces inherited from interface org.apache.accumulo.core.client.AccumuloClient

AccumuloClient.AuthenticationArgs<T extends Object>, AccumuloClient.ClientFactory<T extends Object>, AccumuloClient.ConnectionOptions<T extends Object>, AccumuloClient.FromOptions<T extends Object>, AccumuloClient.InstanceArgs<T extends Object>, AccumuloClient.PropertyOptions<T extends Object>, AccumuloClient.SaslOptions<T extends Object>, AccumuloClient.SslOptions<T extends Object>

Constructor Summary

Constructors

Constructor	Description
ServerContext(SiteConfiguration siteConfig)

Method Summary

Modifier and Type	Method	Description
void	close()
static void	ensureDataVersionCompatible(int dataVersion)	Check to see if this version of Accumulo can run against or upgrade the passed in data version.
Ample	getAmple()
Set<String>	getBaseUris()
AccumuloConfiguration	getConfiguration()
CryptoServiceFactory	getCryptoFactory()
DefaultConfiguration	getDefaultConfiguration()
InstanceId	getInstanceID()
MetricsInfo	getMetricsInfo()
NamespaceConfiguration	getNamespaceConfiguration(NamespaceId namespaceId)
PropStore	getPropStore()
Set<String>	getRecoveryDirs()
SaslServerConnectionParams	getSaslParams()
ScheduledThreadPoolExecutor	getScheduledExecutor()
AuthenticationTokenSecretManager	getSecretManager()
AuditedSecurityOperation	getSecurityOperation()
ServerDirs	getServerDirs()
SslConnectionParams	getServerSslParams()	Retrieve the SSL/TLS configuration for starting up a listening service
SiteConfiguration	getSiteConfiguration()
TableConfiguration	getTableConfiguration(TableId id)
TableManager	getTableManager()
Set<String>	getTablesDirs()
ThriftServerType	getThriftServerType()	Determine the type of Thrift server to instantiate given the server's configuration.
protected long	getTransportPoolMaxAgeMillis()
UniqueNameAllocator	getUniqueNameAllocator()
VolumeManager	getVolumeManager()
List<Pair<org.apache.hadoop.fs.Path,org.apache.hadoop.fs.Path>>	getVolumeReplacements()
ZooReader	getZooReader()
ZooReaderWriter	getZooReaderWriter()
void	init(String application)	Wait for ZK and hdfs, check data version and some properties, and start thread to monitor swappiness.
static ServerContext	initialize(SiteConfiguration siteConfig, String instanceName, InstanceId instanceID)	Used during initialization to set the instance name and ID.
static ServerContext	override(SiteConfiguration siteConfig, String instanceName, String zooKeepers, int zkSessionTimeOut)	Override properties for testing
void	waitForZookeeperAndHdfs()

Methods inherited from class org.apache.accumulo.core.clientImpl.ClientContext

_getTableIdDetectNamespaceNotFound, clearTableListCache, createBatchDeleter, createBatchDeleter, createBatchScanner, createBatchScanner, createBatchScanner, createBatchWriter, createBatchWriter, createConditionalWriter, createConditionalWriter, createMultiTableBatchWriter, createMultiTableBatchWriter, createScanner, createScanner, executeCleanupTask, getAuthenticationToken, getBatchWriterConfig, getClientSslParams, getClientTimeoutInMillis, getConditionalWriterConfig, getCredentials, getHadoopConf, getInstanceID, getInstanceName, getManagerLocations, getManagerLocations, getNamespaceId, getPrincipal, getPrintableTableInfoFromId, getPrintableTableInfoFromName, getProperties, getRootTabletLocation, getScanServers, getScanServerSelector, getTableId, getTableIdToNameMap, getTableName, getTableNameToIdMap, getTableState, getTableState, getTransportPool, getZooCache, getZooKeeperRoot, getZooKeepers, getZooKeepersSessionTimeOut, instanceOperations, namespaceOperations, properties, replicationOperations, requireNotDeleted, requireNotOffline, requireTableExists, rpcCreds, securityOperations, setCredentials, submitScannerReadAheadTask, tableNodeExists, tableOperations, threadPools, token, verifyInstanceId, whoami

Methods inherited from class java.lang.Object

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

Constructor Details

ServerContext

public ServerContext(SiteConfiguration siteConfig)

Method Details

initialize

public static ServerContext initialize(SiteConfiguration siteConfig,
 String instanceName,
 InstanceId instanceID)

Used during initialization to set the instance name and ID.

override

public static ServerContext override(SiteConfiguration siteConfig,
 String instanceName,
 String zooKeepers,
 int zkSessionTimeOut)

Override properties for testing

getInstanceID

public InstanceId getInstanceID()

Overrides:

getInstanceID in class ClientContext

getSiteConfiguration

public SiteConfiguration getSiteConfiguration()

getConfiguration

public AccumuloConfiguration getConfiguration()

Overrides:

getConfiguration in class ClientContext

getTableConfiguration

public TableConfiguration getTableConfiguration(TableId id)

getNamespaceConfiguration

public NamespaceConfiguration getNamespaceConfiguration(NamespaceId namespaceId)

getDefaultConfiguration

public DefaultConfiguration getDefaultConfiguration()

getServerDirs

public ServerDirs getServerDirs()

getVolumeManager

public VolumeManager getVolumeManager()

getZooReader

public ZooReader getZooReader()

Overrides:

getZooReader in class ClientContext

getZooReaderWriter

public ZooReaderWriter getZooReaderWriter()

getServerSslParams

public SslConnectionParams getServerSslParams()

Retrieve the SSL/TLS configuration for starting up a listening service

getSaslParams

public SaslServerConnectionParams getSaslParams()

Overrides:

getSaslParams in class ClientContext

getThriftServerType

public ThriftServerType getThriftServerType()

Determine the type of Thrift server to instantiate given the server's configuration.

Returns:

A ThriftServerType value to denote the type of Thrift server to construct

getSecretManager

public AuthenticationTokenSecretManager getSecretManager()

getTableManager

public TableManager getTableManager()

getUniqueNameAllocator

public UniqueNameAllocator getUniqueNameAllocator()

getCryptoFactory

public CryptoServiceFactory getCryptoFactory()

getAmple

public Ample getAmple()

Overrides:

getAmple in class ClientContext

getBaseUris

public Set<String> getBaseUris()

getVolumeReplacements

public List<Pair<org.apache.hadoop.fs.Path,org.apache.hadoop.fs.Path>> getVolumeReplacements()

getTablesDirs

public Set<String> getTablesDirs()

getRecoveryDirs

public Set<String> getRecoveryDirs()

ensureDataVersionCompatible

public static void ensureDataVersionCompatible(int dataVersion)

Check to see if this version of Accumulo can run against or upgrade the passed in data version.

waitForZookeeperAndHdfs

public void waitForZookeeperAndHdfs()

init

public void init(String application)

Wait for ZK and hdfs, check data version and some properties, and start thread to monitor swappiness. Should only be called once during server start up.

getScheduledExecutor

public ScheduledThreadPoolExecutor getScheduledExecutor()

getPropStore

public PropStore getPropStore()

getTransportPoolMaxAgeMillis

protected long getTransportPoolMaxAgeMillis()

Overrides:

getTransportPoolMaxAgeMillis in class ClientContext

getSecurityOperation

public AuditedSecurityOperation getSecurityOperation()

getMetricsInfo

public MetricsInfo getMetricsInfo()

close

public void close()

Specified by:

close in interface AccumuloClient

Specified by:

close in interface AutoCloseable

Overrides:

close in class ClientContext