Package org.apache.druid.server.http

Class CoordinatorDynamicConfigSyncer

java.lang.Object

org.apache.druid.server.http.CoordinatorDynamicConfigSyncer

public class CoordinatorDynamicConfigSyncer
extends Object

Updates all brokers with the latest coordinator dynamic config.

Constructor Summary

Constructors

Constructor	Description
CoordinatorDynamicConfigSyncer(ServiceClientFactory clientFactory, CoordinatorConfigManager configManager, com.fasterxml.jackson.databind.ObjectMapper jsonMapper, DruidNodeDiscoveryProvider druidNodeDiscoveryProvider, ServiceEmitter emitter)

Method Summary

Modifier and Type	Method	Description
Set<BrokerSyncStatus>	getInSyncBrokers()	Returns the set of Brokers which have been updated with the latest CoordinatorDynamicConfig.
void	onLeaderStart()	Schedules a periodic sync with brokers when the coordinator becomes the leader.
void	onLeaderStop()	Stops the sync when coordinator stops being the leader.
void	queueBroadcastConfigToBrokers()	Queues the configuration sync to the brokers without blocking the calling thread.
void	stop()

Methods inherited from class java.lang.Object

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

Constructor Details

CoordinatorDynamicConfigSyncer

@Inject
public CoordinatorDynamicConfigSyncer(ServiceClientFactory clientFactory,
 CoordinatorConfigManager configManager,
 com.fasterxml.jackson.databind.ObjectMapper jsonMapper,
 DruidNodeDiscoveryProvider druidNodeDiscoveryProvider,
 ServiceEmitter emitter)

Method Details

queueBroadcastConfigToBrokers

public void queueBroadcastConfigToBrokers()

Queues the configuration sync to the brokers without blocking the calling thread.

getInSyncBrokers

public Set<BrokerSyncStatus> getInSyncBrokers()

Returns the set of Brokers which have been updated with the latest CoordinatorDynamicConfig.

onLeaderStart

public void onLeaderStart()

Schedules a periodic sync with brokers when the coordinator becomes the leader.

onLeaderStop

public void onLeaderStop()

Stops the sync when coordinator stops being the leader.

stop

public void stop()