All Downloads are FREE. Search and download functionalities are using the official Maven repository.

org.opensearch.action.index.IndexRequest Maven / Gradle / Ivy

There is a newer version: 2.18.0
Show newest version
/*
 * SPDX-License-Identifier: Apache-2.0
 *
 * The OpenSearch Contributors require contributions made to
 * this file be licensed under the Apache-2.0 license or a
 * compatible open source license.
 */

/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

/*
 * Modifications Copyright OpenSearch Contributors. See
 * GitHub history for details.
 */

package org.opensearch.action.index;

import org.apache.lucene.util.RamUsageEstimator;
import org.opensearch.LegacyESVersion;
import org.opensearch.OpenSearchGenerationException;
import org.opensearch.Version;
import org.opensearch.action.ActionRequestValidationException;
import org.opensearch.action.CompositeIndicesRequest;
import org.opensearch.action.DocWriteRequest;
import org.opensearch.action.RoutingMissingException;
import org.opensearch.action.support.IndicesOptions;
import org.opensearch.action.support.replication.ReplicatedWriteRequest;
import org.opensearch.action.support.replication.ReplicationRequest;
import org.opensearch.client.Requests;
import org.opensearch.cluster.metadata.MappingMetadata;
import org.opensearch.cluster.metadata.Metadata;
import org.opensearch.common.Nullable;
import org.opensearch.common.UUIDs;
import org.opensearch.common.lucene.uid.Versions;
import org.opensearch.common.xcontent.XContentHelper;
import org.opensearch.common.xcontent.XContentType;
import org.opensearch.core.common.Strings;
import org.opensearch.core.common.bytes.BytesArray;
import org.opensearch.core.common.bytes.BytesReference;
import org.opensearch.core.common.io.stream.StreamInput;
import org.opensearch.core.common.io.stream.StreamOutput;
import org.opensearch.core.common.unit.ByteSizeValue;
import org.opensearch.core.index.shard.ShardId;
import org.opensearch.core.xcontent.MediaType;
import org.opensearch.core.xcontent.MediaTypeRegistry;
import org.opensearch.core.xcontent.XContentBuilder;
import org.opensearch.index.VersionType;
import org.opensearch.index.mapper.MapperService;

import java.io.IOException;
import java.util.Locale;
import java.util.Map;
import java.util.Objects;

import static org.opensearch.action.ValidateActions.addValidationError;
import static org.opensearch.index.seqno.SequenceNumbers.UNASSIGNED_PRIMARY_TERM;
import static org.opensearch.index.seqno.SequenceNumbers.UNASSIGNED_SEQ_NO;

/**
 * Index request to index a typed JSON document into a specific index and make it searchable. Best
 * created using {@link org.opensearch.client.Requests#indexRequest(String)}.
 *
 * The index requires the {@link #index()}, {@link #id(String)} and
 * {@link #source(byte[], MediaType)} to be set.
 *
 * The source (content to index) can be set in its bytes form using ({@link #source(byte[], MediaType)}),
 * its string form ({@link #source(String, MediaType)}) or using a {@link XContentBuilder}
 * ({@link #source(XContentBuilder)}).
 *
 * If the {@link #id(String)} is not set, it will be automatically generated.
 *
 * @see IndexResponse
 * @see org.opensearch.client.Requests#indexRequest(String)
 * @see org.opensearch.client.Client#index(IndexRequest)
 *
 * @opensearch.internal
 */
public class IndexRequest extends ReplicatedWriteRequest implements DocWriteRequest, CompositeIndicesRequest {

    private static final long SHALLOW_SIZE = RamUsageEstimator.shallowSizeOfInstance(IndexRequest.class);

    /**
     * Max length of the source document to include into string()
     *
     * @see ReplicationRequest#createTask
     */
    static final int MAX_SOURCE_LENGTH_IN_TOSTRING = 2048;

    private static final ShardId NO_SHARD_ID = null;

    private String id;
    @Nullable
    private String routing;

    private BytesReference source;

    private OpType opType = OpType.INDEX;

    private long version = Versions.MATCH_ANY;
    private VersionType versionType = VersionType.INTERNAL;

    private MediaType contentType;

    private String pipeline;
    private String finalPipeline;

    private boolean isPipelineResolved;

    private boolean requireAlias;

    /**
     * Value for {@link #getAutoGeneratedTimestamp()} if the document has an external
     * provided ID.
     */
    public static final long UNSET_AUTO_GENERATED_TIMESTAMP = -1L;

    private long autoGeneratedTimestamp = UNSET_AUTO_GENERATED_TIMESTAMP;

    private boolean isRetry = false;
    private long ifSeqNo = UNASSIGNED_SEQ_NO;
    private long ifPrimaryTerm = UNASSIGNED_PRIMARY_TERM;

    public IndexRequest(StreamInput in) throws IOException {
        this(null, in);
    }

    public IndexRequest(@Nullable ShardId shardId, StreamInput in) throws IOException {
        super(shardId, in);
        if (in.getVersion().before(Version.V_2_0_0)) {
            String type = in.readOptionalString();
            assert MapperService.SINGLE_MAPPING_NAME.equals(type) : "Expected [_doc] but received [" + type + "]";
        }
        id = in.readOptionalString();
        routing = in.readOptionalString();
        if (in.getVersion().before(LegacyESVersion.V_7_0_0)) {
            in.readOptionalString(); // _parent
        }
        source = in.readBytesReference();
        opType = OpType.fromId(in.readByte());
        version = in.readLong();
        versionType = VersionType.fromValue(in.readByte());
        pipeline = in.readOptionalString();
        if (in.getVersion().onOrAfter(LegacyESVersion.V_7_5_0)) {
            finalPipeline = in.readOptionalString();
        }
        if (in.getVersion().onOrAfter(LegacyESVersion.V_7_5_0)) {
            isPipelineResolved = in.readBoolean();
        }
        isRetry = in.readBoolean();
        autoGeneratedTimestamp = in.readLong();
        if (in.readBoolean()) {
            if (in.getVersion().onOrAfter(Version.V_2_10_0)) {
                contentType = in.readMediaType();
            } else {
                contentType = in.readEnum(XContentType.class);
            }
        } else {
            contentType = null;
        }
        ifSeqNo = in.readZLong();
        ifPrimaryTerm = in.readVLong();
        if (in.getVersion().onOrAfter(LegacyESVersion.V_7_10_0)) {
            requireAlias = in.readBoolean();
        } else {
            requireAlias = false;
        }
    }

    public IndexRequest() {
        super(NO_SHARD_ID);
    }

    /**
     * Constructs a new index request against the specific index. The
     * {@link #source(byte[], MediaType)} must be set.
     */
    public IndexRequest(String index) {
        super(NO_SHARD_ID);
        this.index = index;
    }

    @Override
    public ActionRequestValidationException validate() {
        ActionRequestValidationException validationException = super.validate();
        if (source == null) {
            validationException = addValidationError("source is missing", validationException);
        }
        if (contentType == null) {
            validationException = addValidationError("content type is missing", validationException);
        }
        assert opType == OpType.INDEX || opType == OpType.CREATE : "unexpected op-type: " + opType;
        final long resolvedVersion = resolveVersionDefaults();
        if (opType == OpType.CREATE) {
            if (versionType != VersionType.INTERNAL) {
                validationException = addValidationError(
                    "create operations only support internal versioning. use index instead",
                    validationException
                );
                return validationException;
            }

            if (resolvedVersion != Versions.MATCH_DELETED) {
                validationException = addValidationError(
                    "create operations do not support explicit versions. use index instead",
                    validationException
                );
                return validationException;
            }

            if (ifSeqNo != UNASSIGNED_SEQ_NO || ifPrimaryTerm != UNASSIGNED_PRIMARY_TERM) {
                validationException = addValidationError(
                    "create operations do not support compare and set. use index instead",
                    validationException
                );
                return validationException;
            }
        }

        if (id == null) {
            if (versionType != VersionType.INTERNAL
                || (resolvedVersion != Versions.MATCH_DELETED && resolvedVersion != Versions.MATCH_ANY)) {
                validationException = addValidationError("an id must be provided if version type or value are set", validationException);
            }
        }

        validationException = DocWriteRequest.validateSeqNoBasedCASParams(this, validationException);

        validationException = DocWriteRequest.validateDocIdLength(id, validationException);

        if (pipeline != null && pipeline.isEmpty()) {
            validationException = addValidationError("pipeline cannot be an empty string", validationException);
        }

        if (finalPipeline != null && finalPipeline.isEmpty()) {
            validationException = addValidationError("final pipeline cannot be an empty string", validationException);
        }

        return validationException;
    }

    @Override
    public IndicesOptions indicesOptions() {
        return IndicesOptions.strictSingleIndexNoExpandForbidClosed();
    }

    /**
     * The content type. This will be used when generating a document from user provided objects like Maps and when parsing the
     * source at index time
     */
    public MediaType getContentType() {
        return contentType;
    }

    /**
     * The id of the indexed document. If not set, will be automatically generated.
     */
    @Override
    public String id() {
        return id;
    }

    /**
     * Sets the id of the indexed document. If not set, will be automatically generated.
     */
    public IndexRequest id(String id) {
        this.id = id;
        return this;
    }

    /**
     * Controls the shard routing of the request. Using this value to hash the shard
     * and not the id.
     */
    @Override
    public IndexRequest routing(String routing) {
        if (routing != null && routing.length() == 0) {
            this.routing = null;
        } else {
            this.routing = routing;
        }
        return this;
    }

    /**
     * Controls the shard routing of the request. Using this value to hash the shard
     * and not the id.
     */
    @Override
    public String routing() {
        return this.routing;
    }

    /**
     * Sets the ingest pipeline to be executed before indexing the document
     */
    public IndexRequest setPipeline(String pipeline) {
        this.pipeline = pipeline;
        return this;
    }

    /**
     * Returns the ingest pipeline to be executed before indexing the document
     */
    public String getPipeline() {
        return this.pipeline;
    }

    /**
     * Sets the final ingest pipeline to be executed before indexing the document.
     *
     * @param finalPipeline the name of the final pipeline
     * @return this index request
     */
    public IndexRequest setFinalPipeline(final String finalPipeline) {
        this.finalPipeline = finalPipeline;
        return this;
    }

    /**
     * Returns the final ingest pipeline to be executed before indexing the document.
     *
     * @return the name of the final pipeline
     */
    public String getFinalPipeline() {
        return this.finalPipeline;
    }

    /**
     * Sets if the pipeline for this request has been resolved by the coordinating node.
     *
     * @param isPipelineResolved true if the pipeline has been resolved
     * @return the request
     */
    public IndexRequest isPipelineResolved(final boolean isPipelineResolved) {
        this.isPipelineResolved = isPipelineResolved;
        return this;
    }

    /**
     * Returns whether or not the pipeline for this request has been resolved by the coordinating node.
     *
     * @return true if the pipeline has been resolved
     */
    public boolean isPipelineResolved() {
        return this.isPipelineResolved;
    }

    /**
     * The source of the document to index, recopied to a new array if it is unsafe.
     */
    public BytesReference source() {
        return source;
    }

    public Map sourceAsMap() {
        return XContentHelper.convertToMap(source, false, contentType).v2();
    }

    /**
     * Index the Map in {@link Requests#INDEX_CONTENT_TYPE} format
     *
     * @param source The map to index
     */
    public IndexRequest source(Map source) throws OpenSearchGenerationException {
        return source(source, Requests.INDEX_CONTENT_TYPE);
    }

    /**
     * Index the Map as the provided content type.
     *
     * @param source The map to index
     */
    public IndexRequest source(Map source, MediaType contentType) throws OpenSearchGenerationException {
        try {
            XContentBuilder builder = MediaTypeRegistry.contentBuilder(contentType);
            builder.map(source);
            return source(builder);
        } catch (IOException e) {
            throw new OpenSearchGenerationException("Failed to generate [" + source + "]", e);
        }
    }

    /**
     * Sets the document source to index.
     *
     * Note, its preferable to either set it using {@link #source(XContentBuilder)}
     * or using the {@link #source(byte[], MediaType)}.
     */
    public IndexRequest source(String source, MediaType mediaType) {
        return source(new BytesArray(source), mediaType);
    }

    /**
     * Sets the content source to index.
     */
    public IndexRequest source(XContentBuilder sourceBuilder) {
        return source(BytesReference.bytes(sourceBuilder), sourceBuilder.contentType());
    }

    /**
     * Sets the content source to index using the default content type ({@link Requests#INDEX_CONTENT_TYPE})
     * 

* Note: the number of objects passed to this method must be an even * number. Also the first argument in each pair (the field name) must have a * valid String representation. *

*/ public IndexRequest source(Object... source) { return source(Requests.INDEX_CONTENT_TYPE, source); } /** * Sets the content source to index. *

* Note: the number of objects passed to this method as varargs must be an even * number. Also the first argument in each pair (the field name) must have a * valid String representation. *

*/ public IndexRequest source(MediaType mediaType, Object... source) { if (source.length % 2 != 0) { throw new IllegalArgumentException("The number of object passed must be even but was [" + source.length + "]"); } if (source.length == 2 && source[0] instanceof BytesReference && source[1] instanceof Boolean) { throw new IllegalArgumentException( "you are using the removed method for source with bytes and unsafe flag, the unsafe flag" + " was removed, please just use source(BytesReference)" ); } try { XContentBuilder builder = MediaTypeRegistry.contentBuilder(mediaType); builder.startObject(); for (int i = 0; i < source.length; i++) { builder.field(source[i++].toString(), source[i]); } builder.endObject(); return source(builder); } catch (IOException e) { throw new OpenSearchGenerationException("Failed to generate", e); } } /** * Sets the document to index in bytes form. */ public IndexRequest source(BytesReference source, MediaType mediaType) { this.source = Objects.requireNonNull(source); this.contentType = Objects.requireNonNull(mediaType); return this; } /** * Sets the document to index in bytes form. */ public IndexRequest source(byte[] source, MediaType mediaType) { return source(source, 0, source.length, mediaType); } /** * Sets the document to index in bytes form (assumed to be safe to be used from different * threads). * * @param source The source to index * @param offset The offset in the byte array * @param length The length of the data * @param mediaType The data format over the wire */ public IndexRequest source(byte[] source, int offset, int length, MediaType mediaType) { return source(new BytesArray(source, offset, length), mediaType); } /** * Sets the type of operation to perform. */ public IndexRequest opType(OpType opType) { if (opType != OpType.CREATE && opType != OpType.INDEX) { throw new IllegalArgumentException("opType must be 'create' or 'index', found: [" + opType + "]"); } this.opType = opType; return this; } /** * Sets a string representation of the {@link #opType(OpType)}. Can * be either "index" or "create". */ public IndexRequest opType(String opType) { String op = opType.toLowerCase(Locale.ROOT); if (op.equals("create")) { opType(OpType.CREATE); } else if (op.equals("index")) { opType(OpType.INDEX); } else { throw new IllegalArgumentException("opType must be 'create' or 'index', found: [" + opType + "]"); } return this; } /** * Set to {@code true} to force this index to use {@link OpType#CREATE}. */ public IndexRequest create(boolean create) { if (create) { return opType(OpType.CREATE); } else { return opType(OpType.INDEX); } } @Override public OpType opType() { return this.opType; } @Override public IndexRequest version(long version) { this.version = version; return this; } /** * Returns stored version. If currently stored version is {@link Versions#MATCH_ANY} and * opType is {@link OpType#CREATE}, returns {@link Versions#MATCH_DELETED}. */ @Override public long version() { return resolveVersionDefaults(); } /** * Resolves the version based on operation type {@link #opType()}. */ private long resolveVersionDefaults() { if (opType == OpType.CREATE && version == Versions.MATCH_ANY) { return Versions.MATCH_DELETED; } else { return version; } } @Override public IndexRequest versionType(VersionType versionType) { this.versionType = versionType; return this; } /** * only perform this indexing request if the document was last modification was assigned the given * sequence number. Must be used in combination with {@link #setIfPrimaryTerm(long)} * * If the document last modification was assigned a different sequence number a * {@link org.opensearch.index.engine.VersionConflictEngineException} will be thrown. */ public IndexRequest setIfSeqNo(long seqNo) { if (seqNo < 0 && seqNo != UNASSIGNED_SEQ_NO) { throw new IllegalArgumentException("sequence numbers must be non negative. got [" + seqNo + "]."); } ifSeqNo = seqNo; return this; } /** * only performs this indexing request if the document was last modification was assigned the given * primary term. Must be used in combination with {@link #setIfSeqNo(long)} * * If the document last modification was assigned a different term a * {@link org.opensearch.index.engine.VersionConflictEngineException} will be thrown. */ public IndexRequest setIfPrimaryTerm(long term) { if (term < 0) { throw new IllegalArgumentException("primary term must be non negative. got [" + term + "]"); } ifPrimaryTerm = term; return this; } /** * If set, only perform this indexing request if the document was last modification was assigned this sequence number. * If the document last modification was assigned a different sequence number a * {@link org.opensearch.index.engine.VersionConflictEngineException} will be thrown. */ public long ifSeqNo() { return ifSeqNo; } /** * If set, only perform this indexing request if the document was last modification was assigned this primary term. * * If the document last modification was assigned a different term a * {@link org.opensearch.index.engine.VersionConflictEngineException} will be thrown. */ public long ifPrimaryTerm() { return ifPrimaryTerm; } @Override public VersionType versionType() { return this.versionType; } public void process(Version indexCreatedVersion, @Nullable MappingMetadata mappingMd, String concreteIndex) { if (mappingMd != null) { // might as well check for routing here if (mappingMd.routingRequired() && routing == null) { throw new RoutingMissingException(concreteIndex, id); } } if ("".equals(id)) { throw new IllegalArgumentException("if _id is specified it must not be empty"); } // generate id if not already provided if (id == null) { assert autoGeneratedTimestamp == UNSET_AUTO_GENERATED_TIMESTAMP : "timestamp has already been generated!"; assert ifSeqNo == UNASSIGNED_SEQ_NO; assert ifPrimaryTerm == UNASSIGNED_PRIMARY_TERM; autoGeneratedTimestamp = Math.max(0, System.currentTimeMillis()); // extra paranoia id(UUIDs.base64UUID()); } } /* resolve the routing if needed */ public void resolveRouting(Metadata metadata) { routing(metadata.resolveWriteIndexRouting(routing, index)); } public void checkAutoIdWithOpTypeCreateSupportedByVersion(Version version) { if (id == null && opType == OpType.CREATE && version.before(LegacyESVersion.V_7_5_0)) { throw new IllegalArgumentException( "optype create not supported for indexing requests without explicit id until all nodes " + "are on version 7.5.0 or higher" ); } } @Override public void writeTo(StreamOutput out) throws IOException { checkAutoIdWithOpTypeCreateSupportedByVersion(out.getVersion()); super.writeTo(out); writeBody(out); } @Override public void writeThin(StreamOutput out) throws IOException { checkAutoIdWithOpTypeCreateSupportedByVersion(out.getVersion()); super.writeThin(out); writeBody(out); } private void writeBody(StreamOutput out) throws IOException { if (out.getVersion().before(Version.V_2_0_0)) { out.writeOptionalString(MapperService.SINGLE_MAPPING_NAME); } out.writeOptionalString(id); out.writeOptionalString(routing); if (out.getVersion().before(LegacyESVersion.V_7_0_0)) { out.writeOptionalString(null); // _parent } out.writeBytesReference(source); out.writeByte(opType.getId()); out.writeLong(version); out.writeByte(versionType.getValue()); out.writeOptionalString(pipeline); if (out.getVersion().onOrAfter(LegacyESVersion.V_7_5_0)) { out.writeOptionalString(finalPipeline); } if (out.getVersion().onOrAfter(LegacyESVersion.V_7_5_0)) { out.writeBoolean(isPipelineResolved); } out.writeBoolean(isRetry); out.writeLong(autoGeneratedTimestamp); if (contentType != null) { out.writeBoolean(true); if (out.getVersion().onOrAfter(Version.V_2_10_0)) { contentType.writeTo(out); } else { out.writeEnum((XContentType) contentType); } } else { out.writeBoolean(false); } out.writeZLong(ifSeqNo); out.writeVLong(ifPrimaryTerm); if (out.getVersion().onOrAfter(LegacyESVersion.V_7_10_0)) { out.writeBoolean(requireAlias); } } @Override public String toString() { String sSource = Strings.UNKNOWN_UUID_VALUE; try { if (source.length() > MAX_SOURCE_LENGTH_IN_TOSTRING) { sSource = "n/a, actual length: [" + new ByteSizeValue(source.length()).toString() + "], max length: " + new ByteSizeValue(MAX_SOURCE_LENGTH_IN_TOSTRING).toString(); } else { sSource = XContentHelper.convertToJson(source, false); } } catch (Exception e) { // ignore } return "index {[" + index + "][" + id + "], source[" + sSource + "]}"; } @Override public boolean includeDataStreams() { return true; } /** * Returns true if this request has been sent to a shard copy more than once. */ public boolean isRetry() { return isRetry; } @Override public void onRetry() { isRetry = true; } /** * Returns the timestamp the auto generated ID was created or {@value #UNSET_AUTO_GENERATED_TIMESTAMP} if the * document has no auto generated timestamp. This method will return a positive value iff the id was auto generated. */ public long getAutoGeneratedTimestamp() { return autoGeneratedTimestamp; } @Override public long ramBytesUsed() { return SHALLOW_SIZE + RamUsageEstimator.sizeOf(id) + (source == null ? 0 : source.length()); } @Override public boolean isRequireAlias() { return requireAlias; } public IndexRequest setRequireAlias(boolean requireAlias) { this.requireAlias = requireAlias; return this; } }




© 2015 - 2024 Weber Informatics LLC | Privacy Policy