Package org.elasticsearch.cluster

Examples of org.elasticsearch.cluster.ClusterStateUpdateTask

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        if (lifecycleState() != Lifecycle.State.STARTED) {
            // not started, ignore a node failure
            return;
        }
        if (master) {
            clusterService.submitStateUpdateTask("zen-disco-node_left(" + node + ")", new ClusterStateUpdateTask() {
                @Override public ClusterState execute(ClusterState currentState) {
                    DiscoveryNodes.Builder builder = new DiscoveryNodes.Builder()
                            .putAll(currentState.nodes())
                            .remove(node.id());
                    latestDiscoNodes = builder.build();
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        } else {
            // try and connect to the node, if it fails, we can raise an exception back to the client...
            transportService.connectToNode(node);
            state = clusterService.state();

            clusterService.submitStateUpdateTask("zen-disco-receive(join from node[" + node + "])", new ClusterStateUpdateTask() {
                @Override public ClusterState execute(ClusterState currentState) {
                    if (currentState.nodes().nodeExists(node.id())) {
                        // the node already exists in the cluster
                        logger.warn("received a join request for an existing node [{}]", node);
                        // still send a new cluster state, so it will be re published and possibly update the other node
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    /**
     * Refreshes mappings if they are not the same between original and parsed version
     */
    public void refreshMapping(final String index, final String... types) {
        clusterService.submitStateUpdateTask("refresh-mapping [" + index + "][" + Arrays.toString(types) + "]", new ClusterStateUpdateTask() {
            @Override public ClusterState execute(ClusterState currentState) {
                boolean createdIndex = false;
                try {
                    // first, check if it really needs to be updated
                    final IndexMetaData indexMetaData = currentState.metaData().index(index);
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        this.shardsAllocation = shardsAllocation;
        this.nodeIndexDeletedAction = nodeIndexDeletedAction;
    }

    public void deleteIndex(final Request request, final Listener userListener) {
        clusterService.submitStateUpdateTask("delete-index [" + request.index + "]", new ClusterStateUpdateTask() {
            @Override public ClusterState execute(ClusterState currentState) {
                final DeleteIndexListener listener = new DeleteIndexListener(request, userListener);
                try {
                    if (!currentState.metaData().hasConcreteIndex(request.index)) {
                        listener.onFailure(new IndexMissingException(new Index(request.index)));
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        }
    }

    private void innerShardFailed(final ShardRouting shardRouting, final String reason) {
        logger.warn("received shard failed for {}, reason [{}]", shardRouting, reason);
        clusterService.submitStateUpdateTask("shard-failed (" + shardRouting + "), reason [" + reason + "]", new ClusterStateUpdateTask() {
            @Override public ClusterState execute(ClusterState currentState) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Received failed shard {}, reason [{}]", shardRouting, reason);
                }
                RoutingAllocation.Result routingResult = shardsAllocation.applyFailedShard(currentState, shardRouting);
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        // this is to optimize the number of "started" events we generate, and batch them
        // possibly, we can do time based batching as well, but usually, we would want to
        // process started events as fast as possible, to make shards available
        startedShardsQueue.add(shardRouting);

        clusterService.submitStateUpdateTask("shard-started (" + shardRouting + "), reason [" + reason + "]", new ClusterStateUpdateTask() {
            @Override public ClusterState execute(ClusterState currentState) {

                List<ShardRouting> shards = new ArrayList<ShardRouting>();
                startedShardsQueue.drainTo(shards);
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                    }
                });
            } else if (firstMaster != null) {
                // update as fast as we can the local node state with the new metadata (so we create indices for example)
                final ClusterState masterState = firstMaster.clusterService.state();
                clusterService.submitStateUpdateTask("local-disco(detected_master)", new ClusterStateUpdateTask() {
                    @Override public ClusterState execute(ClusterState currentState) {
                        // make sure we have the local node id set, we might need it as a result of the new metadata
                        DiscoveryNodes.Builder nodesBuilder = DiscoveryNodes.newNodesBuilder().putAll(currentState.nodes()).put(localNode).localNodeId(localNode.id());
                        return ClusterState.builder().state(currentState).metaData(masterState.metaData()).nodes(nodesBuilder).build();
                    }
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                for (LocalDiscovery discovery : clusterGroup.members()) {
                    newMembers.add(discovery.localNode.id());
                }

                final LocalDiscovery master = firstMaster;
                master.clusterService.submitStateUpdateTask("local-disco-update", new ClusterStateUpdateTask() {
                    @Override public ClusterState execute(ClusterState currentState) {
                        DiscoveryNodes newNodes = currentState.nodes().removeDeadMembers(newMembers, master.localNode.id());
                        DiscoveryNodes.Delta delta = newNodes.delta(currentState.nodes());
                        if (delta.added()) {
                            logger.warn("No new nodes should be created when a new discovery view is accepted");
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                return;
            }
            if (lifecycle.stopped()) {
                return;
            }
            clusterService.submitStateUpdateTask(CLUSTER_UPDATE_TASK_SOURCE, new ClusterStateUpdateTask() {
                @Override public ClusterState execute(ClusterState currentState) {
                    RoutingAllocation.Result routingResult = shardsAllocation.reroute(currentState);
                    if (!routingResult.changed()) {
                        // no state changed
                        return currentState;
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    }

    private void innerShardFailed(final ShardRoutingEntry shardRoutingEntry) {
        logger.warn("{} received shard failed for {}", shardRoutingEntry.shardRouting.shardId(), shardRoutingEntry);
        failedShardQueue.add(shardRoutingEntry);
        clusterService.submitStateUpdateTask("shard-failed (" + shardRoutingEntry.shardRouting + "), reason [" + shardRoutingEntry.reason + "]", Priority.HIGH, new ClusterStateUpdateTask() {
            @Override
            public ClusterState execute(ClusterState currentState) {
                if (shardRoutingEntry.processed) {
                    return currentState;
                }
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Related Classes of org.elasticsearch.cluster.ClusterStateUpdateTask

  • org.elasticsearch.cluster.action.shard.ShardStateAction
  • org.elasticsearch.cluster.metadata.MetaDataDeleteIndexService
  • org.elasticsearch.cluster.metadata.MetaDataMappingService
  • org.elasticsearch.cluster.routing.RoutingService
  • org.elasticsearch.discovery.local.LocalDiscovery
  • org.elasticsearch.discovery.zen.ZenDiscovery
  • org.elasticsearch.common.util.concurrent.EsRejectedExecutionException
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