org.graylog2.indexer.cluster

Class Cluster

java.lang.Object

org.graylog2.indexer.cluster.Cluster

@Singleton
public class Cluster
extends Object

Constructor Summary

Constructors

Constructor and Description
Cluster(org.elasticsearch.client.Client client, Deflector deflector, ScheduledExecutorService scheduler, com.github.joschi.jadconfig.util.Duration requestTimeout)

Method Summary

Modifier and Type	Method and Description
Map<String,org.elasticsearch.action.admin.cluster.node.info.NodeInfo>	getAllNodes()
Map<String,org.elasticsearch.action.admin.cluster.node.info.NodeInfo>	getDataNodes()
Map<String,org.elasticsearch.action.admin.cluster.node.stats.NodeStats>	getNodesStats(String... nodesIds)
org.elasticsearch.action.admin.cluster.health.ClusterHealthResponse	health()
boolean	isConnected() Check if the Elasticsearch Node is connected and that there are other nodes in the cluster.
boolean	isHealthy() Check if the cluster health status is not ClusterHealthStatus.RED and that the deflector is up.
String	nodeIdToHostName(String nodeId)
String	nodeIdToName(String nodeId)
void	updateDataNodeList(Map<String,org.elasticsearch.cluster.node.DiscoveryNode> nodes)
void	waitForConnectedAndHealthy()
void	waitForConnectedAndHealthy(long timeout, TimeUnit unit)

Methods inherited from class java.lang.Object

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

Constructor Detail

Cluster

@Inject
public Cluster(org.elasticsearch.client.Client client,
                       Deflector deflector,
                       @Named(value="daemonScheduler")
                       ScheduledExecutorService scheduler,
                       @Named(value="elasticsearch_request_timeout")
                       com.github.joschi.jadconfig.util.Duration requestTimeout)

Method Detail

health

public org.elasticsearch.action.admin.cluster.health.ClusterHealthResponse health()

getDataNodes

public Map<String,org.elasticsearch.action.admin.cluster.node.info.NodeInfo> getDataNodes()

getAllNodes

public Map<String,org.elasticsearch.action.admin.cluster.node.info.NodeInfo> getAllNodes()

getNodesStats

public Map<String,org.elasticsearch.action.admin.cluster.node.stats.NodeStats> getNodesStats(String... nodesIds)

nodeIdToName

public String nodeIdToName(String nodeId)

nodeIdToHostName

public String nodeIdToHostName(String nodeId)

isConnected

public boolean isConnected()

Check if the Elasticsearch Node is connected and that there are other nodes in the cluster.

Returns:

true if the Elasticsearch client is up and the cluster contains other nodes, false otherwise

isHealthy

public boolean isHealthy()

Check if the cluster health status is not ClusterHealthStatus.RED and that the deflector is up.

Returns:

true if the the cluster is healthy and the deflector is up, false otherwise

waitForConnectedAndHealthy

public void waitForConnectedAndHealthy(long timeout,
                                       TimeUnit unit)
                                throws InterruptedException,
                                       TimeoutException

Throws:

InterruptedException

TimeoutException

waitForConnectedAndHealthy

public void waitForConnectedAndHealthy()
                                throws InterruptedException,
                                       TimeoutException

Throws:

InterruptedException

TimeoutException

updateDataNodeList

public void updateDataNodeList(Map<String,org.elasticsearch.cluster.node.DiscoveryNode> nodes)