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

Example 21 with NodeClient

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

the class RestUpdateSettingsAction method prepareRequest.

@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    UpdateSettingsRequest updateSettingsRequest = updateSettingsRequest(Strings.splitStringByCommaToArray(request.param("index")));
    updateSettingsRequest.timeout(request.paramAsTime("timeout", updateSettingsRequest.timeout()));
    updateSettingsRequest.setPreserveExisting(request.paramAsBoolean("preserve_existing", updateSettingsRequest.isPreserveExisting()));
    updateSettingsRequest.masterNodeTimeout(request.paramAsTime("master_timeout", updateSettingsRequest.masterNodeTimeout()));
    updateSettingsRequest.indicesOptions(IndicesOptions.fromRequest(request, updateSettingsRequest.indicesOptions()));
    Map<String, Object> settings = new HashMap<>();
    if (request.hasContent()) {
        try (XContentParser parser = request.contentParser()) {
            Map<String, Object> bodySettings = parser.map();
            Object innerBodySettings = bodySettings.get("settings");
            // clean up in case the body is wrapped with "settings" : { ... }
            if (innerBodySettings instanceof Map) {
                @SuppressWarnings("unchecked") Map<String, Object> innerBodySettingsMap = (Map<String, Object>) innerBodySettings;
                settings.putAll(innerBodySettingsMap);
            } else {
                settings.putAll(bodySettings);
            }
        }
    }
    updateSettingsRequest.settings(settings);
    return channel -> client.admin().indices().updateSettings(updateSettingsRequest, new AcknowledgedRestListener<>(channel));
}

Example 22 with NodeClient

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

the class RestUpgradeAction method handleGet.

private RestChannelConsumer handleGet(final RestRequest request, NodeClient client) {
    UpgradeStatusRequest statusRequest = new UpgradeStatusRequest(Strings.splitStringByCommaToArray(request.param("index")));
    statusRequest.indicesOptions(IndicesOptions.fromRequest(request, statusRequest.indicesOptions()));
    return channel -> client.admin().indices().upgradeStatus(statusRequest, new RestBuilderListener<UpgradeStatusResponse>(channel) {

        @Override
        public RestResponse buildResponse(UpgradeStatusResponse response, XContentBuilder builder) throws Exception {
            builder.startObject();
            response.toXContent(builder, request);
            builder.endObject();
            return new BytesRestResponse(OK, builder);
        }
    });
}

Example 23 with NodeClient

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

the class RestUpgradeAction method handlePost.

private RestChannelConsumer handlePost(final RestRequest request, NodeClient client) {
    UpgradeRequest upgradeReq = new UpgradeRequest(Strings.splitStringByCommaToArray(request.param("index")));
    upgradeReq.indicesOptions(IndicesOptions.fromRequest(request, upgradeReq.indicesOptions()));
    upgradeReq.upgradeOnlyAncientSegments(request.paramAsBoolean("only_ancient_segments", false));
    return channel -> client.admin().indices().upgrade(upgradeReq, new RestBuilderListener<UpgradeResponse>(channel) {

        @Override
        public RestResponse buildResponse(UpgradeResponse response, XContentBuilder builder) throws Exception {
            builder.startObject();
            buildBroadcastShardsHeader(builder, request, response);
            builder.startObject("upgraded_indices");
            for (Map.Entry<String, Tuple<Version, String>> entry : response.versions().entrySet()) {
                builder.startObject(entry.getKey());
                builder.field("upgrade_version", entry.getValue().v1());
                builder.field("oldest_lucene_segment_version", entry.getValue().v2());
                builder.endObject();
            }
            builder.endObject();
            builder.endObject();
            return new BytesRestResponse(OK, builder);
        }
    });
}

Example 24 with NodeClient

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

the class RestValidateQueryAction method prepareRequest.

@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    ValidateQueryRequest validateQueryRequest = new ValidateQueryRequest(Strings.splitStringByCommaToArray(request.param("index")));
    validateQueryRequest.indicesOptions(IndicesOptions.fromRequest(request, validateQueryRequest.indicesOptions()));
    validateQueryRequest.explain(request.paramAsBoolean("explain", false));
    validateQueryRequest.types(Strings.splitStringByCommaToArray(request.param("type")));
    validateQueryRequest.rewrite(request.paramAsBoolean("rewrite", false));
    Exception bodyParsingException = null;
    try {
        request.withContentOrSourceParamParserOrNull(parser -> {
            if (parser != null) {
                validateQueryRequest.query(RestActions.getQueryContent(parser));
            } else if (request.hasParam("q")) {
                validateQueryRequest.query(RestActions.urlParamsToQueryBuilder(request));
            }
        });
    } catch (Exception e) {
        bodyParsingException = e;
    }
    final Exception finalBodyParsingException = bodyParsingException;
    return channel -> {
        if (finalBodyParsingException != null) {
            if (finalBodyParsingException instanceof ParsingException) {
                handleException(validateQueryRequest, ((ParsingException) finalBodyParsingException).getDetailedMessage(), channel);
            } else {
                handleException(validateQueryRequest, finalBodyParsingException.getMessage(), channel);
            }
        } else {
            client.admin().indices().validateQuery(validateQueryRequest, new RestBuilderListener<ValidateQueryResponse>(channel) {

                @Override
                public RestResponse buildResponse(ValidateQueryResponse response, XContentBuilder builder) throws Exception {
                    builder.startObject();
                    builder.field(VALID_FIELD, response.isValid());
                    buildBroadcastShardsHeader(builder, request, response);
                    if (response.getQueryExplanation() != null && !response.getQueryExplanation().isEmpty()) {
                        builder.startArray(EXPLANATIONS_FIELD);
                        for (QueryExplanation explanation : response.getQueryExplanation()) {
                            builder.startObject();
                            if (explanation.getIndex() != null) {
                                builder.field(INDEX_FIELD, explanation.getIndex());
                            }
                            builder.field(VALID_FIELD, explanation.isValid());
                            if (explanation.getError() != null) {
                                builder.field(ERROR_FIELD, explanation.getError());
                            }
                            if (explanation.getExplanation() != null) {
                                builder.field(EXPLANATION_FIELD, explanation.getExplanation());
                            }
                            builder.endObject();
                        }
                        builder.endArray();
                    }
                    builder.endObject();
                    return new BytesRestResponse(OK, builder);
                }
            });
        }
    };
}

Example 25 with NodeClient

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

the class RestIndicesAction method doCatRequest.

@Override
public RestChannelConsumer doCatRequest(final RestRequest request, final NodeClient client) {
    final String[] indices = Strings.splitStringByCommaToArray(request.param("index"));
    final ClusterStateRequest clusterStateRequest = new ClusterStateRequest();
    clusterStateRequest.clear().indices(indices).metaData(true);
    clusterStateRequest.local(request.paramAsBoolean("local", clusterStateRequest.local()));
    clusterStateRequest.masterNodeTimeout(request.paramAsTime("master_timeout", clusterStateRequest.masterNodeTimeout()));
    final IndicesOptions strictExpandIndicesOptions = IndicesOptions.strictExpand();
    clusterStateRequest.indicesOptions(strictExpandIndicesOptions);
    return channel -> client.admin().cluster().state(clusterStateRequest, new RestActionListener<ClusterStateResponse>(channel) {

        @Override
        public void processResponse(final ClusterStateResponse clusterStateResponse) {
            final ClusterState state = clusterStateResponse.getState();
            final Index[] concreteIndices = indexNameExpressionResolver.concreteIndices(state, strictExpandIndicesOptions, indices);
            assert concreteIndices.length == state.metaData().getIndices().size();
            ClusterHealthRequest clusterHealthRequest = Requests.clusterHealthRequest(indices);
            clusterHealthRequest.local(request.paramAsBoolean("local", clusterHealthRequest.local()));
            client.admin().cluster().health(clusterHealthRequest, new RestActionListener<ClusterHealthResponse>(channel) {

                @Override
                public void processResponse(final ClusterHealthResponse clusterHealthResponse) {
                    IndicesStatsRequest indicesStatsRequest = new IndicesStatsRequest();
                    indicesStatsRequest.indices(indices);
                    indicesStatsRequest.indicesOptions(strictExpandIndicesOptions);
                    indicesStatsRequest.all();
                    client.admin().indices().stats(indicesStatsRequest, new RestResponseListener<IndicesStatsResponse>(channel) {

                        @Override
                        public RestResponse buildResponse(IndicesStatsResponse indicesStatsResponse) throws Exception {
                            Table tab = buildTable(request, concreteIndices, clusterHealthResponse, indicesStatsResponse, state.metaData());
                            return RestTable.buildResponse(tab, channel);
                        }
                    });
                }
            });
        }
    });
}