Package org.opensearch.discovery.zen

Class NodesFaultDetection

java.lang.Object

org.opensearch.discovery.zen.FaultDetection

org.opensearch.discovery.zen.NodesFaultDetection

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public class NodesFaultDetection
extends FaultDetection

A fault detection of multiple nodes.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	NodesFaultDetection.Listener
static class	NodesFaultDetection.PingRequest
static class	NodesFaultDetection.PingResponse

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	PING_ACTION_NAME

Fields inherited from class org.opensearch.discovery.zen.FaultDetection

clusterName, CONNECT_ON_NETWORK_DISCONNECT_SETTING, connectionListener, connectOnNetworkDisconnect, PING_INTERVAL_SETTING, PING_RETRIES_SETTING, PING_TIMEOUT_SETTING, pingInterval, pingRetryCount, pingRetryTimeout, REGISTER_CONNECTION_LISTENER_SETTING, registerConnectionListener, threadPool, transportService

Constructor Summary

Constructors

Constructor	Description
NodesFaultDetection(Settings settings, ThreadPool threadPool, TransportService transportService, java.util.function.Supplier<ClusterState> clusterStateSupplier, ClusterName clusterName)

Method Summary

Modifier and Type	Method	Description
void	addListener(NodesFaultDetection.Listener listener)
void	close()
java.util.Set<DiscoveryNode>	getNodes()	Gets the current set of nodes involved in node fault detection.
protected void	handleTransportDisconnect(DiscoveryNode node)
void	removeListener(NodesFaultDetection.Listener listener)
void	setLocalNode(DiscoveryNode localNode)
NodesFaultDetection	stop()	stops all pinging
void	updateNodesAndPing(ClusterState clusterState)	make sure that nodes in clusterState are pinged.

Methods inherited from class java.lang.Object

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

Field Details

PING_ACTION_NAME

public static final java.lang.String PING_ACTION_NAME

See Also:

Constant Field Values

Constructor Details

NodesFaultDetection

public NodesFaultDetection(Settings settings, ThreadPool threadPool, TransportService transportService, java.util.function.Supplier<ClusterState> clusterStateSupplier, ClusterName clusterName)

Method Details

setLocalNode

public void setLocalNode(DiscoveryNode localNode)

addListener

public void addListener(NodesFaultDetection.Listener listener)

removeListener

public void removeListener(NodesFaultDetection.Listener listener)

getNodes

public java.util.Set<DiscoveryNode> getNodes()

Gets the current set of nodes involved in node fault detection. NB: For testing purposes.

updateNodesAndPing

public void updateNodesAndPing(ClusterState clusterState)

make sure that nodes in clusterState are pinged. Any pinging to nodes which are not part of the cluster will be stopped

stop

public NodesFaultDetection stop()

stops all pinging

close

public void close()

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Overrides:

close in class FaultDetection

handleTransportDisconnect

protected void handleTransportDisconnect(DiscoveryNode node)