org.elasticsearch.rest.action.document.RestBulkAction Maven / Gradle / Ivy

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/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

package org.elasticsearch.rest.action.document;

import org.elasticsearch.action.DocWriteRequest;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkShardRequest;
import org.elasticsearch.action.support.ActiveShardCount;
import org.elasticsearch.client.Requests;
import org.elasticsearch.client.node.NodeClient;
import org.elasticsearch.common.logging.DeprecationCategory;
import org.elasticsearch.common.logging.DeprecationLogger;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.index.mapper.MapperService;
import org.elasticsearch.rest.BaseRestHandler;
import org.elasticsearch.rest.RestRequest;
import org.elasticsearch.rest.action.RestStatusToXContentListener;
import org.elasticsearch.rest.action.search.RestSearchAction;
import org.elasticsearch.search.fetch.subphase.FetchSourceContext;

import java.io.IOException;
import java.util.List;

import static java.util.Arrays.asList;
import static java.util.Collections.unmodifiableList;
import static org.elasticsearch.rest.RestRequest.Method.POST;
import static org.elasticsearch.rest.RestRequest.Method.PUT;

/**
 *  * { "index" : { "_index" : "test", "_type" : "type1", "_id" : "1" }
 * { "type1" : { "field1" : "value1" } }
 * { "delete" : { "_index" : "test", "_type" : "type1", "_id" : "2" } }
 * { "create" : { "_index" : "test", "_type" : "type1", "_id" : "1" }
 * { "type1" : { "field1" : "value1" } }
 * 
 */
public class RestBulkAction extends BaseRestHandler {

    private final boolean allowExplicitIndex;
    private static final DeprecationLogger deprecationLogger = DeprecationLogger.getLogger(RestSearchAction.class);
    public static final String TYPES_DEPRECATION_MESSAGE = "[types removal]" + " Specifying types in bulk requests is deprecated.";

    public RestBulkAction(Settings settings) {
        this.allowExplicitIndex = MULTI_ALLOW_EXPLICIT_INDEX.get(settings);
    }

    @Override
    public List routes() {
        return unmodifiableList(
            asList(
                new Route(POST, "/_bulk"),
                new Route(PUT, "/_bulk"),
                new Route(POST, "/{index}/_bulk"),
                new Route(PUT, "/{index}/_bulk"),
                // Deprecated typed endpoints.
                new Route(POST, "/{index}/{type}/_bulk"),
                new Route(PUT, "/{index}/{type}/_bulk")
            )
        );
    }

    @Override
    public String getName() {
        return "bulk_action";
    }

    @Override
    public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
        BulkRequest bulkRequest = Requests.bulkRequest();
        String defaultIndex = request.param("index");
        String defaultType = request.param("type");
        if (defaultType == null) {
            defaultType = MapperService.SINGLE_MAPPING_NAME;
        } else {
            deprecationLogger.critical(DeprecationCategory.TYPES, "bulk_with_types", RestBulkAction.TYPES_DEPRECATION_MESSAGE);
        }
        String defaultRouting = request.param("routing");
        FetchSourceContext defaultFetchSourceContext = FetchSourceContext.parseFromRestRequest(request);
        String defaultPipeline = request.param("pipeline");
        String waitForActiveShards = request.param("wait_for_active_shards");
        if (waitForActiveShards != null) {
            bulkRequest.waitForActiveShards(ActiveShardCount.parseString(waitForActiveShards));
        }
        Boolean defaultRequireAlias = request.paramAsBoolean(DocWriteRequest.REQUIRE_ALIAS, null);
        bulkRequest.timeout(request.paramAsTime("timeout", BulkShardRequest.DEFAULT_TIMEOUT));
        bulkRequest.setRefreshPolicy(request.param("refresh"));
        bulkRequest.add(
            request.requiredContent(),
            defaultIndex,
            defaultType,
            defaultRouting,
            defaultFetchSourceContext,
            defaultPipeline,
            defaultRequireAlias,
            allowExplicitIndex,
            request.getXContentType()
        );

        return channel -> client.bulk(bulkRequest, new RestStatusToXContentListener<>(channel));
    }

    @Override
    public boolean supportsContentStream() {
        return true;
    }

    @Override
    public boolean allowsUnsafeBuffers() {
        return true;
    }
}