Package org.elasticsearch.cluster

Examples of org.elasticsearch.cluster.ClusterState.version()

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                masterFD.start(masterNode, "initial_join");

                // we update the metadata once we managed to join, so we pre-create indices and so on (no shards allocation)
                final MetaData metaData = clusterState.metaData();
                // sync also the version with the version the master currently has, so the next update will be applied
                final long version = clusterState.version();
                clusterService.submitStateUpdateTask("zen-disco-join (detected master)", new ProcessedClusterStateUpdateTask() {
                    @Override public ClusterState execute(ClusterState currentState) {
                        ClusterBlocks clusterBlocks = ClusterBlocks.builder().blocks(currentState.blocks()).removeGlobalBlock(NO_MASTER_BLOCK).build();
                        // 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());
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                masterFD.start(masterNode, "initial_join");

                // we update the metadata once we managed to join, so we pre-create indices and so on (no shards allocation)
                final MetaData metaData = clusterState.metaData();
                // sync also the version with the version the master currently has, so the next update will be applied
                final long version = clusterState.version();
                clusterService.submitStateUpdateTask("zen-disco-join (detected master)", new ProcessedClusterStateUpdateTask() {
                    @Override public ClusterState execute(ClusterState currentState) {
                        ClusterBlocks clusterBlocks = ClusterBlocks.builder().blocks(currentState.blocks()).removeGlobalBlock(NO_MASTER_BLOCK).build();
                        // 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());
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                    if (changed) {
                        ClusterState updatedState = newClusterStateBuilder().state(currentState).metaData(builder).build();
                        // wait for responses from other nodes if needed
                        int responseCount = updatedState.getNodes().size();
                        long version = updatedState.version() + 1;
                        logger.trace("Waiting for [{}] notifications with version [{}]", responseCount, version);
                        aliasOperationPerformedAction.add(new CountDownListener(responseCount, listener, version), request.timeout);

                        return updatedState;
                    } else {
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                    if (changed) {
                        ClusterState updatedState = newClusterStateBuilder().state(currentState).metaData(builder).build();
                        // wait for responses from other nodes if needed
                        int responseCount = updatedState.getNodes().size();
                        long version = updatedState.version() + 1;
                        logger.trace("Waiting for [{}] notifications with version [{}]", responseCount, version);
                        aliasOperationPerformedAction.add(new CountDownListener(responseCount, listener, version), request.timeout);

                        return updatedState;
                    } else {
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                            builder.metaData(MetaData.builder().metaData(clusterState.metaData()).version(clusterState.metaData().version() + 1));
                        }
                        clusterState = builder.build();
                    } else {
                        // we got this cluster state from the master, filter out based on versions (don't call listeners)
                        if (clusterState.version() < previousClusterState.version()) {
                            logger.debug("got old cluster state [" + clusterState.version() + "<" + previousClusterState.version() + "] from source [" + source + "], ignoring");
                            return;
                        }
                    }
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                        }
                        clusterState = builder.build();
                    } else {
                        // we got this cluster state from the master, filter out based on versions (don't call listeners)
                        if (clusterState.version() < previousClusterState.version()) {
                            logger.debug("got old cluster state [" + clusterState.version() + "<" + previousClusterState.version() + "] from source [" + source + "], ignoring");
                            return;
                        }
                    }

                    if (logger.isTraceEnabled()) {
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                            builder.metaData(MetaData.builder().metaData(clusterState.metaData()).version(clusterState.metaData().version() + 1));
                        }
                        clusterState = builder.build();
                    } else {
                        // we got this cluster state from the master, filter out based on versions (don't call listeners)
                        if (clusterState.version() < previousClusterState.version()) {
                            logger.debug("got old cluster state [" + clusterState.version() + "<" + previousClusterState.version() + "] from source [" + source + "], ignoring");
                            return;
                        }
                    }
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                        }
                        clusterState = builder.build();
                    } else {
                        // we got this cluster state from the master, filter out based on versions (don't call listeners)
                        if (clusterState.version() < previousClusterState.version()) {
                            logger.debug("got old cluster state [" + clusterState.version() + "<" + previousClusterState.version() + "] from source [" + source + "], ignoring");
                            return;
                        }
                    }

                    if (logger.isTraceEnabled()) {
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                        }

                        ClusterState updatedState = stateToProcess.clusterState;

                        // if the new state has a smaller version, and it has the same master node, then no need to process it
                        if (updatedState.version() < currentState.version() && Objects.equal(updatedState.nodes().masterNodeId(), currentState.nodes().masterNodeId())) {
                            return currentState;
                        }

                        latestDiscoNodes = updatedState.nodes();
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    }

    @Override
    protected void masterOperation(final ClusterStateRequest request, final ClusterState state, ActionListener<ClusterStateResponse> listener) throws ElasticsearchException {
        ClusterState currentState = clusterService.state();
        logger.trace("Serving cluster state request using version {}", currentState.version());
        ClusterState.Builder builder = ClusterState.builder(currentState.getClusterName());
        builder.version(currentState.version());
        if (request.nodes()) {
            builder.nodes(currentState.nodes());
        }
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