org.apache.storm.cluster

Class StormClusterStateImpl

java.lang.Object

org.apache.storm.cluster.StormClusterStateImpl

All Implemented Interfaces:

IStormClusterState

public class StormClusterStateImpl
extends Object
implements IStormClusterState

Constructor Summary

Constructors

Constructor and Description
StormClusterStateImpl(IStateStorage StateStorage, List<org.apache.zookeeper.data.ACL> acls, ClusterStateContext context, boolean solo)

Method Summary

Modifier and Type	Method and Description
void	activateStorm(String stormId, StormBase stormBase, Map<String,Object> topoConf)
List<String>	activeKeys()
List<String>	activeStorms()
void	addNimbusHost(String nimbusId, NimbusSummary nimbusSummary)
Assignment	assignmentInfo(String stormId, Runnable callback)
VersionedData<Assignment>	assignmentInfoWithVersion(String stormId, Runnable callback)
List<String>	assignments(Runnable callback)
Integer	assignmentVersion(String stormId, Runnable callback)
List<String>	backpressureTopologies()
List<String>	blobstore(Runnable callback)
List<String>	blobstoreInfo(String blobKey)
Credentials	credentials(String stormId, Runnable callback)
void	deleteTopologyProfileRequests(String stormId, ProfileRequest profileRequest)
void	disconnect()
List<ErrorInfo>	errors(String stormId, String componentId)
List<String>	errorTopologies()
Map<ExecutorInfo,ExecutorBeat>	executorBeats(String stormId, Map<List<Long>,NodeInfo> executorNodePort) need to take executor->node+port in explicitly so that we don’t run into a situation where a long dead worker with a skewed clock overrides all the timestamps.
List<ProfileRequest>	getTopologyProfileRequests(String stormId)
ClusterWorkerHeartbeat	getWorkerHeartbeat(String stormId, String node, Long port)
List<ProfileRequest>	getWorkerProfileRequests(String stormId, NodeInfo nodeInfo)
List<String>	heartbeatStorms()
protected void	issueCallback(AtomicReference<Runnable> cb)
protected void	issueMapCallback(ConcurrentHashMap<String,Runnable> callbackConcurrentHashMap, String key)
ErrorInfo	lastError(String stormId, String componentId)
List	nimbuses()
void	removeBackpressure(String stormId)
void	removeBlobstoreKey(String blobKey)
void	removeKeyVersion(String blobKey)
void	removeStorm(String stormId)
void	removeStormBase(String stormId)
void	removeWorkerBackpressure(String stormId, String node, Long port)
void	removeWorkerHeartbeat(String stormId, String node, Long port)
void	reportError(String stormId, String componentId, String node, Long port, Throwable error)
void	setAssignment(String stormId, Assignment info, Map<String,Object> topoConf)
void	setCredentials(String stormId, Credentials creds, Map topoConf)
void	setTopologyLogConfig(String stormId, LogConfig logConfig, Map<String,Object> topoConf)
void	setupBackpressure(String stormId, Map<String,Object> topoConf)
void	setupBlobstore(String key, NimbusInfo nimbusInfo, Integer versionInfo)
void	setupErrors(String stormId, Map<String,Object> topoConf)
void	setupHeatbeats(String stormId, Map<String,Object> topoConf)
void	setWorkerProfileRequest(String stormId, ProfileRequest profileRequest)
StormBase	stormBase(String stormId, Runnable callback)
void	supervisorHeartbeat(String supervisorId, SupervisorInfo info)
SupervisorInfo	supervisorInfo(String supervisorId)
List<String>	supervisors(Runnable callback)
void	teardownHeartbeats(String stormId)
void	teardownTopologyErrors(String stormId)
boolean	topologyBackpressure(String stormId, Runnable callback) Check whether a topology is in throttle-on status or not: if the backpresure/storm-id dir is not empty, this topology has throttle-on, otherwise throttle-off.
LogConfig	topologyLogConfig(String stormId, Runnable cb)
void	updateStorm(String stormId, StormBase newElems) To update this function due to APersistentMap/APersistentSet is clojure’s structure
void	workerBackpressure(String stormId, String node, Long port, boolean on) if znode exists and to be not on?, delete; if exists and on?, do nothing; if not exists and to be on?, create; if not exists and not on?, do nothing;
void	workerHeartbeat(String stormId, String node, Long port, ClusterWorkerHeartbeat info)

Methods inherited from class java.lang.Object

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

Constructor Detail

StormClusterStateImpl

public StormClusterStateImpl(IStateStorage StateStorage,
                             List<org.apache.zookeeper.data.ACL> acls,
                             ClusterStateContext context,
                             boolean solo)
                      throws Exception

Throws:

Exception

Method Detail

issueCallback

protected void issueCallback(AtomicReference<Runnable> cb)

issueMapCallback

protected void issueMapCallback(ConcurrentHashMap<String,Runnable> callbackConcurrentHashMap,
                                String key)

assignments

public List<String> assignments(Runnable callback)

Specified by:

assignments in interface IStormClusterState

assignmentInfo

public Assignment assignmentInfo(String stormId,
                                 Runnable callback)

Specified by:

assignmentInfo in interface IStormClusterState

assignmentInfoWithVersion

public VersionedData<Assignment> assignmentInfoWithVersion(String stormId,
                                                           Runnable callback)

Specified by:

assignmentInfoWithVersion in interface IStormClusterState

assignmentVersion

public Integer assignmentVersion(String stormId,
                                 Runnable callback)
                          throws Exception

Specified by:

assignmentVersion in interface IStormClusterState

Throws:

Exception

blobstoreInfo

public List<String> blobstoreInfo(String blobKey)

Specified by:

blobstoreInfo in interface IStormClusterState

nimbuses

public List nimbuses()

Specified by:

nimbuses in interface IStormClusterState

addNimbusHost

public void addNimbusHost(String nimbusId,
                          NimbusSummary nimbusSummary)

Specified by:

addNimbusHost in interface IStormClusterState

activeStorms

public List<String> activeStorms()

Specified by:

activeStorms in interface IStormClusterState

stormBase

public StormBase stormBase(String stormId,
                           Runnable callback)

Specified by:

stormBase in interface IStormClusterState

getWorkerHeartbeat

public ClusterWorkerHeartbeat getWorkerHeartbeat(String stormId,
                                                 String node,
                                                 Long port)

Specified by:

getWorkerHeartbeat in interface IStormClusterState

getWorkerProfileRequests

public List<ProfileRequest> getWorkerProfileRequests(String stormId,
                                                     NodeInfo nodeInfo)

Specified by:

getWorkerProfileRequests in interface IStormClusterState

getTopologyProfileRequests

public List<ProfileRequest> getTopologyProfileRequests(String stormId)

Specified by:

getTopologyProfileRequests in interface IStormClusterState

setWorkerProfileRequest

public void setWorkerProfileRequest(String stormId,
                                    ProfileRequest profileRequest)

Specified by:

setWorkerProfileRequest in interface IStormClusterState

deleteTopologyProfileRequests

public void deleteTopologyProfileRequests(String stormId,
                                          ProfileRequest profileRequest)

Specified by:

deleteTopologyProfileRequests in interface IStormClusterState

executorBeats

public Map<ExecutorInfo,ExecutorBeat> executorBeats(String stormId,
                                                    Map<List<Long>,NodeInfo> executorNodePort)

need to take executor->node+port in explicitly so that we don’t run into a situation where a long dead worker with a skewed clock overrides all the timestamps. By only checking heartbeats with an assigned node+port, and only reading executors from that heartbeat that are actually assigned, we avoid situations like that

Specified by:

executorBeats in interface IStormClusterState

Parameters:

stormId -

executorNodePort -

Returns:

supervisors

public List<String> supervisors(Runnable callback)

Specified by:

supervisors in interface IStormClusterState

supervisorInfo

public SupervisorInfo supervisorInfo(String supervisorId)

Specified by:

supervisorInfo in interface IStormClusterState

setupHeatbeats

public void setupHeatbeats(String stormId,
                           Map<String,Object> topoConf)

Specified by:

setupHeatbeats in interface IStormClusterState

teardownHeartbeats

public void teardownHeartbeats(String stormId)

Specified by:

teardownHeartbeats in interface IStormClusterState

teardownTopologyErrors

public void teardownTopologyErrors(String stormId)

Specified by:

teardownTopologyErrors in interface IStormClusterState

heartbeatStorms

public List<String> heartbeatStorms()

Specified by:

heartbeatStorms in interface IStormClusterState

errorTopologies

public List<String> errorTopologies()

Specified by:

errorTopologies in interface IStormClusterState

backpressureTopologies

public List<String> backpressureTopologies()

Specified by:

backpressureTopologies in interface IStormClusterState

setTopologyLogConfig

public void setTopologyLogConfig(String stormId,
                                 LogConfig logConfig,
                                 Map<String,Object> topoConf)

Specified by:

setTopologyLogConfig in interface IStormClusterState

topologyLogConfig

public LogConfig topologyLogConfig(String stormId,
                                   Runnable cb)

Specified by:

topologyLogConfig in interface IStormClusterState

workerHeartbeat

public void workerHeartbeat(String stormId,
                            String node,
                            Long port,
                            ClusterWorkerHeartbeat info)

Specified by:

workerHeartbeat in interface IStormClusterState

removeWorkerHeartbeat

public void removeWorkerHeartbeat(String stormId,
                                  String node,
                                  Long port)

Specified by:

removeWorkerHeartbeat in interface IStormClusterState

supervisorHeartbeat

public void supervisorHeartbeat(String supervisorId,
                                SupervisorInfo info)

Specified by:

supervisorHeartbeat in interface IStormClusterState

workerBackpressure

public void workerBackpressure(String stormId,
                               String node,
                               Long port,
                               boolean on)

if znode exists and to be not on?, delete; if exists and on?, do nothing; if not exists and to be on?, create; if not exists and not on?, do nothing;

Specified by:

workerBackpressure in interface IStormClusterState

Parameters:

stormId -

node -

port -

on -

topologyBackpressure

public boolean topologyBackpressure(String stormId,
                                    Runnable callback)

Check whether a topology is in throttle-on status or not: if the backpresure/storm-id dir is not empty, this topology has throttle-on, otherwise throttle-off.

Specified by:

topologyBackpressure in interface IStormClusterState

Parameters:

stormId -

callback -

Returns:

setupBackpressure

public void setupBackpressure(String stormId,
                              Map<String,Object> topoConf)

Specified by:

setupBackpressure in interface IStormClusterState

removeBackpressure

public void removeBackpressure(String stormId)

Specified by:

removeBackpressure in interface IStormClusterState

removeWorkerBackpressure

public void removeWorkerBackpressure(String stormId,
                                     String node,
                                     Long port)

Specified by:

removeWorkerBackpressure in interface IStormClusterState

activateStorm

public void activateStorm(String stormId,
                          StormBase stormBase,
                          Map<String,Object> topoConf)

Specified by:

activateStorm in interface IStormClusterState

updateStorm

public void updateStorm(String stormId,
                        StormBase newElems)

To update this function due to APersistentMap/APersistentSet is clojure’s structure

Specified by:

updateStorm in interface IStormClusterState

Parameters:

stormId -

newElems -

removeStormBase

public void removeStormBase(String stormId)

Specified by:

removeStormBase in interface IStormClusterState

setAssignment

public void setAssignment(String stormId,
                          Assignment info,
                          Map<String,Object> topoConf)

Specified by:

setAssignment in interface IStormClusterState

setupBlobstore

public void setupBlobstore(String key,
                           NimbusInfo nimbusInfo,
                           Integer versionInfo)

Specified by:

setupBlobstore in interface IStormClusterState

activeKeys

public List<String> activeKeys()

Specified by:

activeKeys in interface IStormClusterState

blobstore

public List<String> blobstore(Runnable callback)

Specified by:

blobstore in interface IStormClusterState

removeStorm

public void removeStorm(String stormId)

Specified by:

removeStorm in interface IStormClusterState

removeBlobstoreKey

public void removeBlobstoreKey(String blobKey)

Specified by:

removeBlobstoreKey in interface IStormClusterState

removeKeyVersion

public void removeKeyVersion(String blobKey)

Specified by:

removeKeyVersion in interface IStormClusterState

setupErrors

public void setupErrors(String stormId,
                        Map<String,Object> topoConf)

Specified by:

setupErrors in interface IStormClusterState

reportError

public void reportError(String stormId,
                        String componentId,
                        String node,
                        Long port,
                        Throwable error)

Specified by:

reportError in interface IStormClusterState

errors

public List<ErrorInfo> errors(String stormId,
                              String componentId)

Specified by:

errors in interface IStormClusterState

lastError

public ErrorInfo lastError(String stormId,
                           String componentId)

Specified by:

lastError in interface IStormClusterState

setCredentials

public void setCredentials(String stormId,
                           Credentials creds,
                           Map topoConf)

Specified by:

setCredentials in interface IStormClusterState

credentials

public Credentials credentials(String stormId,
                               Runnable callback)

Specified by:

credentials in interface IStormClusterState

disconnect

public void disconnect()

Specified by:

disconnect in interface IStormClusterState