io.druid.indexing.overlord.scaling

Interface AutoScalingStrategy

All Known Implementing Classes:

EC2AutoScalingStrategy, NoopAutoScalingStrategy

public interface AutoScalingStrategy

The AutoScalingStrategy has the actual methods to provision and terminate worker nodes.

Method Summary

Methods

Modifier and Type	Method and Description
List<String>	idToIpLookup(List<String> nodeIds) Provides a lookup of node ids to ip addresses
List<String>	ipToIdLookup(List<String> ips) Provides a lookup of ip addresses to node ids
AutoScalingData	provision()
AutoScalingData	terminate(List<String> ips)
AutoScalingData	terminateWithIds(List<String> ids)

Method Detail

provision

AutoScalingData provision()

terminate

AutoScalingData terminate(List<String> ips)

terminateWithIds

AutoScalingData terminateWithIds(List<String> ids)

ipToIdLookup

List<String> ipToIdLookup(List<String> ips)

Provides a lookup of ip addresses to node ids

Parameters:

ips - - nodes IPs

Returns:

node ids

idToIpLookup

List<String> idToIpLookup(List<String> nodeIds)

Provides a lookup of node ids to ip addresses

Parameters:

nodeIds - - nodes ids

Returns:

IPs associated with the node