Ejemplo n.º 1
0
  @Inject
  public TribeService(
      Settings settings, ClusterService clusterService, DiscoveryService discoveryService) {
    super(settings);
    this.clusterService = clusterService;
    Map<String, Settings> nodesSettings = new HashMap<>(settings.getGroups("tribe", true));
    nodesSettings.remove("blocks"); // remove prefix settings that don't indicate a client
    nodesSettings.remove("on_conflict"); // remove prefix settings that don't indicate a client
    for (Map.Entry<String, Settings> entry : nodesSettings.entrySet()) {
      Settings.Builder sb = Settings.builder().put(entry.getValue());
      sb.put("name", settings.get("name") + "/" + entry.getKey());
      sb.put(
          Environment.PATH_HOME_SETTING.getKey(),
          Environment.PATH_HOME_SETTING.get(settings)); // pass through ES home dir
      sb.put(TRIBE_NAME, entry.getKey());
      if (sb.get("http.enabled") == null) {
        sb.put("http.enabled", false);
      }
      sb.put(Node.NODE_CLIENT_SETTING.getKey(), true);
      nodes.add(new TribeClientNode(sb.build()));
    }

    String[] blockIndicesWrite = Strings.EMPTY_ARRAY;
    String[] blockIndicesRead = Strings.EMPTY_ARRAY;
    String[] blockIndicesMetadata = Strings.EMPTY_ARRAY;
    if (!nodes.isEmpty()) {
      // remove the initial election / recovery blocks since we are not going to have a
      // master elected in this single tribe  node local "cluster"
      clusterService.removeInitialStateBlock(discoveryService.getNoMasterBlock());
      clusterService.removeInitialStateBlock(GatewayService.STATE_NOT_RECOVERED_BLOCK);
      if (settings.getAsBoolean("tribe.blocks.write", false)) {
        clusterService.addInitialStateBlock(TRIBE_WRITE_BLOCK);
      }
      blockIndicesWrite = settings.getAsArray("tribe.blocks.write.indices", Strings.EMPTY_ARRAY);
      if (settings.getAsBoolean("tribe.blocks.metadata", false)) {
        clusterService.addInitialStateBlock(TRIBE_METADATA_BLOCK);
      }
      blockIndicesMetadata =
          settings.getAsArray("tribe.blocks.metadata.indices", Strings.EMPTY_ARRAY);
      blockIndicesRead = settings.getAsArray("tribe.blocks.read.indices", Strings.EMPTY_ARRAY);
      for (Node node : nodes) {
        node.injector().getInstance(ClusterService.class).add(new TribeClusterStateListener(node));
      }
    }
    this.blockIndicesMetadata = blockIndicesMetadata;
    this.blockIndicesRead = blockIndicesRead;
    this.blockIndicesWrite = blockIndicesWrite;

    this.onConflict = settings.get("tribe.on_conflict", ON_CONFLICT_ANY);
  }