Package org.elasticsearch.discovery.zen

Class ElectMasterService

org.elasticsearch.discovery.zen.ElectMasterService
public class ElectMasterService extends

  • Field Details

    • DISCOVERY_ZEN_MINIMUM_MASTER_NODES_SETTING

      public static final > DISCOVERY_ZEN_MINIMUM_MASTER_NODES_SETTING

  • Constructor Details

    • ElectMasterService

      public ElectMasterService​(Settings settings)

  • Method Details

    • minimumMasterNodes

      public void minimumMasterNodes​(int minimumMasterNodes)

    • minimumMasterNodes

      public int minimumMasterNodes()

    • countMasterNodes

      public int countMasterNodes​(<DiscoveryNode> nodes)

    • hasEnoughCandidates

      public boolean hasEnoughCandidates​(<ElectMasterService.MasterCandidate> candidates)

    • electMaster

      public <ElectMasterService.MasterCandidate> candidates)
      Elects a new master out of the possible nodes, returning it. Returns null if no master has been elected.

    • tieBreakActiveMasters

      public <DiscoveryNode> activeMasters)
      selects the best active master to join, where multiple are discovered

    • hasEnoughMasterNodes

      public boolean hasEnoughMasterNodes​(<DiscoveryNode> nodes)

    • hasTooManyMasterNodes

      public boolean hasTooManyMasterNodes​(<DiscoveryNode> nodes)

    • logMinimumMasterNodesWarningIfNecessary

      public void logMinimumMasterNodesWarningIfNecessary​(ClusterState oldState, ClusterState newState)

    • nextPossibleMasters

      public DiscoveryNode[] nextPossibleMasters​(com.carrotsearch.hppc.ObjectContainer<DiscoveryNode> nodes, int numberOfPossibleMasters)
      Returns a list of the next possible masters.