Examples with NodeClient org.elasticsearch.client.node.NodeClient used on opensource projects

Example 1 with NodeClient

use of org.elasticsearch.client.node.NodeClient in project elasticsearch by elastic.

the class RestClusterAllocationExplainAction method prepareRequest.

@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    ClusterAllocationExplainRequest req;
    if (request.hasContentOrSourceParam() == false) {
        // Empty request signals "explain the first unassigned shard you find"
        req = new ClusterAllocationExplainRequest();
    } else {
        try (XContentParser parser = request.contentOrSourceParamParser()) {
            req = ClusterAllocationExplainRequest.parse(parser);
        }
    }
    req.includeYesDecisions(request.paramAsBoolean("include_yes_decisions", false));
    req.includeDiskInfo(request.paramAsBoolean("include_disk_info", false));
    return channel -> client.admin().cluster().allocationExplain(req, new RestBuilderListener<ClusterAllocationExplainResponse>(channel) {

        @Override
        public RestResponse buildResponse(ClusterAllocationExplainResponse response, XContentBuilder builder) throws IOException {
            response.getExplanation().toXContent(builder, ToXContent.EMPTY_PARAMS);
            return new BytesRestResponse(RestStatus.OK, builder);
        }
    });
}

Example 2 with NodeClient

use of org.elasticsearch.client.node.NodeClient in project elasticsearch by elastic.

the class RestClusterGetSettingsAction method prepareRequest.

@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    ClusterStateRequest clusterStateRequest = Requests.clusterStateRequest().routingTable(false).nodes(false);
    final boolean renderDefaults = request.paramAsBoolean("include_defaults", false);
    clusterStateRequest.local(request.paramAsBoolean("local", clusterStateRequest.local()));
    return channel -> client.admin().cluster().state(clusterStateRequest, new RestBuilderListener<ClusterStateResponse>(channel) {

        @Override
        public RestResponse buildResponse(ClusterStateResponse response, XContentBuilder builder) throws Exception {
            return new BytesRestResponse(RestStatus.OK, renderResponse(response.getState(), renderDefaults, builder, request));
        }
    });
}

Example 3 with NodeClient

use of org.elasticsearch.client.node.NodeClient in project elasticsearch by elastic.

the class RestClusterHealthAction method prepareRequest.

@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    ClusterHealthRequest clusterHealthRequest = clusterHealthRequest(Strings.splitStringByCommaToArray(request.param("index")));
    clusterHealthRequest.local(request.paramAsBoolean("local", clusterHealthRequest.local()));
    clusterHealthRequest.masterNodeTimeout(request.paramAsTime("master_timeout", clusterHealthRequest.masterNodeTimeout()));
    clusterHealthRequest.timeout(request.paramAsTime("timeout", clusterHealthRequest.timeout()));
    String waitForStatus = request.param("wait_for_status");
    if (waitForStatus != null) {
        clusterHealthRequest.waitForStatus(ClusterHealthStatus.valueOf(waitForStatus.toUpperCase(Locale.ROOT)));
    }
    clusterHealthRequest.waitForNoRelocatingShards(request.paramAsBoolean("wait_for_no_relocating_shards", clusterHealthRequest.waitForNoRelocatingShards()));
    if (request.hasParam("wait_for_relocating_shards")) {
        // wait_for_relocating_shards has been removed in favor of wait_for_no_relocating_shards
        throw new IllegalArgumentException("wait_for_relocating_shards has been removed, " + "use wait_for_no_relocating_shards [true/false] instead");
    }
    String waitForActiveShards = request.param("wait_for_active_shards");
    if (waitForActiveShards != null) {
        clusterHealthRequest.waitForActiveShards(ActiveShardCount.parseString(waitForActiveShards));
    }
    clusterHealthRequest.waitForNodes(request.param("wait_for_nodes", clusterHealthRequest.waitForNodes()));
    if (request.param("wait_for_events") != null) {
        clusterHealthRequest.waitForEvents(Priority.valueOf(request.param("wait_for_events").toUpperCase(Locale.ROOT)));
    }
    return channel -> client.admin().cluster().health(clusterHealthRequest, new RestStatusToXContentListener<>(channel));
}

Example 4 with NodeClient

use of org.elasticsearch.client.node.NodeClient in project elasticsearch by elastic.

the class RestClusterSearchShardsAction method prepareRequest.

@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    String[] indices = Strings.splitStringByCommaToArray(request.param("index"));
    final ClusterSearchShardsRequest clusterSearchShardsRequest = Requests.clusterSearchShardsRequest(indices);
    clusterSearchShardsRequest.local(request.paramAsBoolean("local", clusterSearchShardsRequest.local()));
    clusterSearchShardsRequest.routing(request.param("routing"));
    clusterSearchShardsRequest.preference(request.param("preference"));
    clusterSearchShardsRequest.indicesOptions(IndicesOptions.fromRequest(request, clusterSearchShardsRequest.indicesOptions()));
    return channel -> client.admin().cluster().searchShards(clusterSearchShardsRequest, new RestToXContentListener<>(channel));
}

Example 5 with NodeClient

use of org.elasticsearch.client.node.NodeClient in project elasticsearch by elastic.

the class RestClusterStateAction method prepareRequest.

@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    final ClusterStateRequest clusterStateRequest = Requests.clusterStateRequest();
    clusterStateRequest.indicesOptions(IndicesOptions.fromRequest(request, clusterStateRequest.indicesOptions()));
    clusterStateRequest.local(request.paramAsBoolean("local", clusterStateRequest.local()));
    clusterStateRequest.masterNodeTimeout(request.paramAsTime("master_timeout", clusterStateRequest.masterNodeTimeout()));
    final String[] indices = Strings.splitStringByCommaToArray(request.param("indices", "_all"));
    boolean isAllIndicesOnly = indices.length == 1 && "_all".equals(indices[0]);
    if (!isAllIndicesOnly) {
        clusterStateRequest.indices(indices);
    }
    if (request.hasParam("metric")) {
        EnumSet<ClusterState.Metric> metrics = ClusterState.Metric.parseString(request.param("metric"), true);
        // do not ask for what we do not need.
        clusterStateRequest.nodes(metrics.contains(ClusterState.Metric.NODES) || metrics.contains(ClusterState.Metric.MASTER_NODE));
        /*
             * there is no distinction in Java api between routing_table and routing_nodes, it's the same info set over the wire, one single
             * flag to ask for it
             */
        clusterStateRequest.routingTable(metrics.contains(ClusterState.Metric.ROUTING_TABLE) || metrics.contains(ClusterState.Metric.ROUTING_NODES));
        clusterStateRequest.metaData(metrics.contains(ClusterState.Metric.METADATA));
        clusterStateRequest.blocks(metrics.contains(ClusterState.Metric.BLOCKS));
        clusterStateRequest.customs(metrics.contains(ClusterState.Metric.CUSTOMS));
    }
    settingsFilter.addFilterSettingParams(request);
    return channel -> client.admin().cluster().state(clusterStateRequest, new RestBuilderListener<ClusterStateResponse>(channel) {

        @Override
        public RestResponse buildResponse(ClusterStateResponse response, XContentBuilder builder) throws Exception {
            builder.startObject();
            builder.field(Fields.CLUSTER_NAME, response.getClusterName().value());
            builder.byteSizeField(Fields.CLUSTER_STATE_SIZE_IN_BYTES, Fields.CLUSTER_STATE_SIZE, response.getTotalCompressedSize());
            response.getState().toXContent(builder, request);
            builder.endObject();
            return new BytesRestResponse(RestStatus.OK, builder);
        }
    });
}