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package org.onosproject.cluster;
import java.util.Set;
/**
* Service for obtaining the static definition of a controller cluster.
*/
public interface ClusterDefinitionService {
/**
* Returns the local controller node.
* @return local controller node
*/
ControllerNode localNode();
/**
* Returns the set of seed nodes that should be used for discovering other members
* of the cluster.
* @return set of seed controller nodes
*/
Set<ControllerNode> seedNodes();
/**
* Forms cluster configuration based on the specified set of node
* information. Assumes subsequent restart for the new configuration to
* take hold.
*
* @param nodes set of nodes that form the cluster
* @param ipPrefix IP address prefix, e.g. 10.0.1.*
*/
void formCluster(Set<ControllerNode> nodes, String ipPrefix);
}
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