org.elasticsearch.action.index.TransportIndexAction Maven / Gradle / Ivy
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* the Apache License, Version 2.0 (the "License"); you may
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* http://www.apache.org/licenses/LICENSE-2.0
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package org.elasticsearch.action.index;
import org.elasticsearch.ExceptionsHelper;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.RoutingMissingException;
import org.elasticsearch.action.WriteFailureException;
import org.elasticsearch.action.admin.indices.create.CreateIndexRequest;
import org.elasticsearch.action.admin.indices.create.CreateIndexResponse;
import org.elasticsearch.action.admin.indices.create.TransportCreateIndexAction;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.AutoCreateIndex;
import org.elasticsearch.action.support.replication.TransportShardReplicationOperationAction;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.action.index.MappingUpdatedAction;
import org.elasticsearch.cluster.action.shard.ShardStateAction;
import org.elasticsearch.cluster.metadata.IndexMetaData;
import org.elasticsearch.cluster.metadata.MappingMetaData;
import org.elasticsearch.cluster.metadata.MetaData;
import org.elasticsearch.cluster.routing.ShardIterator;
import org.elasticsearch.common.collect.Tuple;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.index.IndexService;
import org.elasticsearch.index.engine.Engine;
import org.elasticsearch.index.mapper.DocumentMapper;
import org.elasticsearch.index.mapper.SourceToParse;
import org.elasticsearch.index.shard.IndexShard;
import org.elasticsearch.indices.IndexAlreadyExistsException;
import org.elasticsearch.indices.IndicesService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
/**
* Performs the index operation.
*
* Allows for the following settings:
*
* - autoCreateIndex: When set to true, will automatically create an index if one does not exists.
* Defaults to true.
*
- allowIdGeneration: If the id is set not, should it be generated. Defaults to true.
*
*/
public class TransportIndexAction extends TransportShardReplicationOperationAction {
private final AutoCreateIndex autoCreateIndex;
private final boolean allowIdGeneration;
private final TransportCreateIndexAction createIndexAction;
private final MappingUpdatedAction mappingUpdatedAction;
@Inject
public TransportIndexAction(Settings settings, TransportService transportService, ClusterService clusterService,
IndicesService indicesService, ThreadPool threadPool, ShardStateAction shardStateAction,
TransportCreateIndexAction createIndexAction, MappingUpdatedAction mappingUpdatedAction, ActionFilters actionFilters) {
super(settings, IndexAction.NAME, transportService, clusterService, indicesService, threadPool, shardStateAction, actionFilters);
this.createIndexAction = createIndexAction;
this.mappingUpdatedAction = mappingUpdatedAction;
this.autoCreateIndex = new AutoCreateIndex(settings);
this.allowIdGeneration = settings.getAsBoolean("action.allow_id_generation", true);
}
@Override
protected void doExecute(final IndexRequest request, final ActionListener listener) {
// if we don't have a master, we don't have metadata, that's fine, let it find a master using create index API
if (autoCreateIndex.shouldAutoCreate(request.index(), clusterService.state())) {
CreateIndexRequest createIndexRequest = new CreateIndexRequest(request);
createIndexRequest.index(request.index());
createIndexRequest.mapping(request.type());
createIndexRequest.cause("auto(index api)");
createIndexRequest.masterNodeTimeout(request.timeout());
createIndexAction.execute(createIndexRequest, new ActionListener() {
@Override
public void onResponse(CreateIndexResponse result) {
innerExecute(request, listener);
}
@Override
public void onFailure(Throwable e) {
if (ExceptionsHelper.unwrapCause(e) instanceof IndexAlreadyExistsException) {
// we have the index, do it
try {
innerExecute(request, listener);
} catch (Throwable e1) {
listener.onFailure(e1);
}
} else {
listener.onFailure(e);
}
}
});
} else {
innerExecute(request, listener);
}
}
@Override
protected boolean resolveIndex() {
return true;
}
@Override
protected boolean resolveRequest(ClusterState state, InternalRequest request, ActionListener indexResponseActionListener) {
MetaData metaData = clusterService.state().metaData();
MappingMetaData mappingMd = null;
if (metaData.hasIndex(request.concreteIndex())) {
mappingMd = metaData.index(request.concreteIndex()).mappingOrDefault(request.request().type());
}
request.request().process(metaData, mappingMd, allowIdGeneration, request.concreteIndex());
return true;
}
private void innerExecute(final IndexRequest request, final ActionListener listener) {
super.doExecute(request, listener);
}
@Override
protected boolean checkWriteConsistency() {
return true;
}
@Override
protected IndexRequest newRequestInstance() {
return new IndexRequest();
}
@Override
protected IndexRequest newReplicaRequestInstance() {
return new IndexRequest();
}
@Override
protected IndexResponse newResponseInstance() {
return new IndexResponse();
}
@Override
protected String executor() {
return ThreadPool.Names.INDEX;
}
@Override
protected ShardIterator shards(ClusterState clusterState, InternalRequest request) {
return clusterService.operationRouting()
.indexShards(clusterService.state(), request.concreteIndex(), request.request().type(), request.request().id(), request.request().routing());
}
@Override
protected Tuple shardOperationOnPrimary(ClusterState clusterState, PrimaryOperationRequest shardRequest) throws Throwable {
final IndexRequest request = shardRequest.request;
// validate, if routing is required, that we got routing
IndexMetaData indexMetaData = clusterState.metaData().index(shardRequest.shardId.getIndex());
MappingMetaData mappingMd = indexMetaData.mappingOrDefault(request.type());
if (mappingMd != null && mappingMd.routing().required()) {
if (request.routing() == null) {
throw new RoutingMissingException(shardRequest.shardId.getIndex(), request.type(), request.id());
}
}
IndexService indexService = indicesService.indexServiceSafe(shardRequest.shardId.getIndex());
IndexShard indexShard = indexService.shardSafe(shardRequest.shardId.id());
SourceToParse sourceToParse = SourceToParse.source(SourceToParse.Origin.PRIMARY, request.source()).type(request.type()).id(request.id())
.routing(request.routing()).parent(request.parent()).timestamp(request.timestamp()).ttl(request.ttl());
long version;
boolean created;
try {
Engine.IndexingOperation op;
if (request.opType() == IndexRequest.OpType.INDEX) {
Engine.Index index = indexShard.prepareIndex(sourceToParse, request.version(), request.versionType(), Engine.Operation.Origin.PRIMARY, request.canHaveDuplicates());
if (index.parsedDoc().mappingsModified()) {
mappingUpdatedAction.updateMappingOnMaster(shardRequest.shardId.getIndex(), index.docMapper(), indexService.indexUUID());
}
indexShard.index(index);
version = index.version();
op = index;
created = index.created();
} else {
Engine.Create create = indexShard.prepareCreate(sourceToParse,
request.version(), request.versionType(), Engine.Operation.Origin.PRIMARY, request.canHaveDuplicates(), request.autoGeneratedId());
if (create.parsedDoc().mappingsModified()) {
mappingUpdatedAction.updateMappingOnMaster(shardRequest.shardId.getIndex(), create.docMapper(), indexService.indexUUID());
}
indexShard.create(create);
version = create.version();
op = create;
created = true;
}
if (request.refresh()) {
try {
indexShard.refresh("refresh_flag_index");
} catch (Throwable e) {
// ignore
}
}
// update the version on the request, so it will be used for the replicas
request.version(version);
request.versionType(request.versionType().versionTypeForReplicationAndRecovery());
assert request.versionType().validateVersionForWrites(request.version());
IndexResponse response = new IndexResponse(shardRequest.shardId.getIndex(), request.type(), request.id(), version, created);
return new Tuple<>(response, shardRequest.request);
} catch (WriteFailureException e) {
if (e.getMappingTypeToUpdate() != null) {
DocumentMapper docMapper = indexService.mapperService().documentMapper(e.getMappingTypeToUpdate());
if (docMapper != null) {
mappingUpdatedAction.updateMappingOnMaster(indexService.index().name(), docMapper, indexService.indexUUID());
}
}
throw e.getCause();
}
}
@Override
protected void shardOperationOnReplica(ReplicaOperationRequest shardRequest) {
IndexShard indexShard = indicesService.indexServiceSafe(shardRequest.shardId.getIndex()).shardSafe(shardRequest.shardId.id());
IndexRequest request = shardRequest.request;
SourceToParse sourceToParse = SourceToParse.source(SourceToParse.Origin.REPLICA, request.source()).type(request.type()).id(request.id())
.routing(request.routing()).parent(request.parent()).timestamp(request.timestamp()).ttl(request.ttl());
if (request.opType() == IndexRequest.OpType.INDEX) {
Engine.Index index = indexShard.prepareIndex(sourceToParse, request.version(), request.versionType(), Engine.Operation.Origin.REPLICA, request.canHaveDuplicates());
indexShard.index(index);
} else {
Engine.Create create = indexShard.prepareCreate(sourceToParse,
request.version(), request.versionType(), Engine.Operation.Origin.REPLICA, request.canHaveDuplicates(), request.autoGeneratedId());
indexShard.create(create);
}
if (request.refresh()) {
try {
indexShard.refresh("refresh_flag_index");
} catch (Exception e) {
// ignore
}
}
}
}