org.apache.storm.daemon.supervisor

Class Supervisor

java.lang.Object

org.apache.storm.daemon.supervisor.Supervisor

All Implemented Interfaces:

AutoCloseable, DaemonCommon

public class Supervisor
extends Object
implements DaemonCommon, AutoCloseable

Constructor Summary

Constructors

Constructor and Description
Supervisor(Map<String,Object> conf, IContext sharedContext, ISupervisor iSupervisor, StormMetricsRegistry metricsRegistry) Constructor for supervisor daemon.

Method Summary

Modifier and Type	Method and Description
void	checkAuthorization(String operation)
void	checkAuthorization(String topoName, Map<String,Object> topoConf, String operation)
void	checkAuthorization(String topoName, Map<String,Object> topoConf, String operation, ReqContext context)
void	close()
String	getAssignmentId()
Map<String,Object>	getConf()
AtomicReference<Map<Long,LocalAssignment>>	getCurrAssignment()
ExecutorService	getHeartbeatExecutor() Get the executor service that is supposed to be used for heart-beats.
String	getHostName()
String	getId()
ISupervisor	getiSupervisor()
Nimbus.Iface	getLocalNimbus()
ReadClusterState	getReadClusterState()
IStormClusterState	getStormClusterState()
String	getStormVersion()
int	getThriftServerPort()
Utils.UptimeComputer	getUpTime()
boolean	isWaiting()
void	launch() Launch the supervisor.
void	launchDaemon() start distribute supervisor.
static void	main(String[] args) supervisor daemon enter entrance.
void	sendSupervisorAssignments(SupervisorAssignments assignments) Used for local cluster assignments distribution.
void	setLocalNimbus(Nimbus.Iface nimbus)
void	shutdownAllWorkers(BiConsumer<Slot,Long> onWarnTimeout, UniFunc<Slot> onErrorTimeout)

Methods inherited from class java.lang.Object

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

Constructor Detail

Supervisor

public Supervisor(Map<String,Object> conf,
                  IContext sharedContext,
                  ISupervisor iSupervisor,
                  StormMetricsRegistry metricsRegistry)
           throws IOException,
                  IllegalAccessException,
                  ClassNotFoundException,
                  InstantiationException

Constructor for supervisor daemon.

Parameters:

conf - config

sharedContext - IContext

iSupervisor - ISupervisor

Throws:

IOException

IllegalAccessException

ClassNotFoundException

InstantiationException

Method Detail

main

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

supervisor daemon enter entrance.

Parameters:

args -

Throws:

Exception

getHeartbeatExecutor

public ExecutorService getHeartbeatExecutor()

Get the executor service that is supposed to be used for heart-beats.

getId

public String getId()

getConf

public Map<String,Object> getConf()

getiSupervisor

public ISupervisor getiSupervisor()

getUpTime

public Utils.UptimeComputer getUpTime()

getStormVersion

public String getStormVersion()

getStormClusterState

public IStormClusterState getStormClusterState()

getReadClusterState

public ReadClusterState getReadClusterState()

getAssignmentId

public String getAssignmentId()

getThriftServerPort

public int getThriftServerPort()

getHostName

public String getHostName()

getCurrAssignment

public AtomicReference<Map<Long,LocalAssignment>> getCurrAssignment()

getLocalNimbus

public Nimbus.Iface getLocalNimbus()

setLocalNimbus

public void setLocalNimbus(Nimbus.Iface nimbus)

launch

public void launch()
            throws Exception

Launch the supervisor.

Throws:

Exception

launchDaemon

public void launchDaemon()

start distribute supervisor.

checkAuthorization

public void checkAuthorization(String operation)
                        throws AuthorizationException

Throws:

AuthorizationException

checkAuthorization

public void checkAuthorization(String topoName,
                               Map<String,Object> topoConf,
                               String operation)
                        throws AuthorizationException

Throws:

AuthorizationException

checkAuthorization

public void checkAuthorization(String topoName,
                               Map<String,Object> topoConf,
                               String operation,
                               ReqContext context)
                        throws AuthorizationException

Throws:

AuthorizationException

sendSupervisorAssignments

public void sendSupervisorAssignments(SupervisorAssignments assignments)

Used for local cluster assignments distribution.

Parameters:

assignments - SupervisorAssignments

close

public void close()

Specified by:

close in interface AutoCloseable

shutdownAllWorkers

public void shutdownAllWorkers(BiConsumer<Slot,Long> onWarnTimeout,
                               UniFunc<Slot> onErrorTimeout)

isWaiting

public boolean isWaiting()

Specified by:

isWaiting in interface DaemonCommon