@Override
public void postDeleteUnderLock(Engine.Delete delete) {
// remove the query under a lock
if (PercolatorService.TYPE_NAME.equals(delete.type())) {
removePercolateQuery(delete.id());
}
}
@Override
public Engine.Delete beforeDelete(Engine.Delete delete) {
if (delete.type().equals(index().name())) {
percolator.removeQuery(delete.id());
}
return delete;
}
@Override
protected PrimaryResponse<ShardDeleteResponse, ShardDeleteRequest> shardOperationOnPrimary(
ClusterState clusterState, PrimaryOperationRequest shardRequest) {
ShardDeleteRequest request = shardRequest.request;
IndexShard indexShard =
indicesService
.indexServiceSafe(shardRequest.request.index())
.shardSafe(shardRequest.shardId);
Engine.Delete delete =
indexShard
.prepareDelete(request.type(), request.id(), request.version())
.origin(Engine.Operation.Origin.PRIMARY);
indexShard.delete(delete);
// update the version to happen on the replicas
request.version(delete.version());
if (request.refresh()) {
try {
indexShard.refresh(new Engine.Refresh("refresh_flag_delete").force(false));
} catch (Exception e) {
// ignore
}
}
ShardDeleteResponse response = new ShardDeleteResponse(delete.version(), delete.found());
return new PrimaryResponse<ShardDeleteResponse, ShardDeleteRequest>(
shardRequest.request, response, null);
}
@Override
protected void shardOperationOnReplica(ReplicaOperationRequest shardRequest) {
ShardDeleteRequest request = shardRequest.request;
IndexShard indexShard =
indicesService
.indexServiceSafe(shardRequest.request.index())
.shardSafe(shardRequest.shardId);
Engine.Delete delete =
indexShard
.prepareDelete(request.type(), request.id(), request.version())
.origin(Engine.Operation.Origin.REPLICA);
// IndexDeleteAction doesn't support version type at the moment. Hard coded for the INTERNAL
// version
delete.versionType(VersionType.INTERNAL.versionTypeForReplicationAndRecovery());
assert delete.versionType().validateVersion(delete.version());
indexShard.delete(delete);
if (request.refresh()) {
try {
indexShard.refresh(new Engine.Refresh("refresh_flag_delete").force(false));
} catch (Exception e) {
// ignore
}
}
}
@Override
public void postDelete(Engine.Delete delete, Throwable ex) {
if (delete.origin() != Engine.Operation.Origin.RECOVERY) {
totalStats.deleteCurrent.dec();
typeStats(delete.type()).deleteCurrent.dec();
}
}
@Override
public Engine.Delete preDelete(Engine.Delete delete) {
if (delete.origin() != Engine.Operation.Origin.RECOVERY) {
totalStats.deleteCurrent.inc();
typeStats(delete.type()).deleteCurrent.inc();
}
return delete;
}
@Test
public void testVersioningDeleteConflictWithFlush() {
ParsedDocument doc =
testParsedDocument(
"1", "1", "test", null, -1, -1, testDocument(), Lucene.STANDARD_ANALYZER, B_1, false);
Engine.Index index = new Engine.Index(null, newUid("1"), doc);
engine.index(index);
assertThat(index.version(), equalTo(1l));
index = new Engine.Index(null, newUid("1"), doc);
engine.index(index);
assertThat(index.version(), equalTo(2l));
engine.flush(new Engine.Flush());
Engine.Delete delete = new Engine.Delete("test", "1", newUid("1")).version(1l);
try {
engine.delete(delete);
assert false;
} catch (VersionConflictEngineException e) {
// all is well
}
// future versions should not work as well
delete = new Engine.Delete("test", "1", newUid("1")).version(3l);
try {
engine.delete(delete);
assert false;
} catch (VersionConflictEngineException e) {
// all is well
}
engine.flush(new Engine.Flush());
// now actually delete
delete = new Engine.Delete("test", "1", newUid("1")).version(2l);
engine.delete(delete);
assertThat(delete.version(), equalTo(3l));
engine.flush(new Engine.Flush());
// now check if we can index to a delete doc with version
index = new Engine.Index(null, newUid("1"), doc).version(2l);
try {
engine.index(index);
assert false;
} catch (VersionConflictEngineException e) {
// all is well
}
// we shouldn't be able to create as well
Engine.Create create = new Engine.Create(null, newUid("1"), doc).version(2l);
try {
engine.create(create);
} catch (VersionConflictEngineException e) {
// all is well
}
}
@Override
public void postDelete(Engine.Delete delete) {
if (delete.origin() != Engine.Operation.Origin.RECOVERY) {
long took = delete.endTime() - delete.startTime();
totalStats.deleteMetric.inc(took);
totalStats.deleteCurrent.dec();
StatsHolder typeStats = typeStats(delete.type());
typeStats.deleteMetric.inc(took);
typeStats.deleteCurrent.dec();
}
}
@Test
public void testVersioningReplicaConflict2() {
ParsedDocument doc =
testParsedDocument(
"1", "1", "test", null, -1, -1, testDocument(), Lucene.STANDARD_ANALYZER, B_1, false);
Engine.Index index = new Engine.Index(null, newUid("1"), doc);
engine.index(index);
assertThat(index.version(), equalTo(1l));
// apply the first index to the replica, should work fine
index = new Engine.Index(null, newUid("1"), doc).version(1l).origin(REPLICA);
replicaEngine.index(index);
assertThat(index.version(), equalTo(1l));
// index it again
index = new Engine.Index(null, newUid("1"), doc);
engine.index(index);
assertThat(index.version(), equalTo(2l));
// now delete it
Engine.Delete delete = new Engine.Delete("test", "1", newUid("1"));
engine.delete(delete);
assertThat(delete.version(), equalTo(3l));
// apply the delete on the replica (skipping the second index)
delete = new Engine.Delete("test", "1", newUid("1")).version(3l).origin(REPLICA);
replicaEngine.delete(delete);
assertThat(delete.version(), equalTo(3l));
// second time delete with same version should fail
try {
delete = new Engine.Delete("test", "1", newUid("1")).version(3l).origin(REPLICA);
replicaEngine.delete(delete);
assertThat(delete.version(), equalTo(3l));
} catch (VersionConflictEngineException e) {
// all is well
}
// now do the second index on the replica, it should fail
try {
index = new Engine.Index(null, newUid("1"), doc).version(2l).origin(REPLICA);
replicaEngine.index(index);
assertThat(index.version(), equalTo(2l));
} catch (VersionConflictEngineException e) {
// all is well
}
}
private WriteResult<DeleteResponse> shardDeleteOperation(
BulkShardRequest request, DeleteRequest deleteRequest, IndexShard indexShard) {
Engine.Delete delete =
indexShard.prepareDelete(
deleteRequest.type(),
deleteRequest.id(),
deleteRequest.version(),
deleteRequest.versionType(),
Engine.Operation.Origin.PRIMARY);
indexShard.delete(delete);
// update the request with the version so it will go to the replicas
deleteRequest.versionType(delete.versionType().versionTypeForReplicationAndRecovery());
deleteRequest.version(delete.version());
assert deleteRequest.versionType().validateVersionForWrites(deleteRequest.version());
DeleteResponse deleteResponse =
new DeleteResponse(
request.index(),
deleteRequest.type(),
deleteRequest.id(),
delete.version(),
delete.found());
return new WriteResult(deleteResponse, delete.getTranslogLocation());
}
public Delete(Engine.Delete delete) {
this(delete.uid());
this.version = delete.version();
}
@Override
protected PrimaryResponse<IngestShardResponse, IngestShardRequest> shardOperationOnPrimary(
ClusterState clusterState, PrimaryOperationRequest shardRequest) {
final IngestShardRequest request = shardRequest.request;
IndexShard indexShard =
indicesService
.indexServiceSafe(shardRequest.request.index())
.shardSafe(shardRequest.shardId);
int successSize = 0;
List<IngestItemFailure> failure = newLinkedList();
int size = request.items().size();
long[] versions = new long[size];
Set<Tuple<String, String>> mappingsToUpdate = newHashSet();
for (int i = 0; i < size; i++) {
IngestItemRequest item = request.items().get(i);
if (item.request() instanceof IndexRequest) {
IndexRequest indexRequest = (IndexRequest) item.request();
Engine.IndexingOperation op = null;
try {
// validate, if routing is required, that we got routing
MappingMetaData mappingMd =
clusterState.metaData().index(request.index()).mappingOrDefault(indexRequest.type());
if (mappingMd != null && mappingMd.routing().required()) {
if (indexRequest.routing() == null) {
throw new RoutingMissingException(
indexRequest.index(), indexRequest.type(), indexRequest.id());
}
}
SourceToParse sourceToParse =
SourceToParse.source(SourceToParse.Origin.PRIMARY, indexRequest.source())
.type(indexRequest.type())
.id(indexRequest.id())
.routing(indexRequest.routing())
.parent(indexRequest.parent())
.timestamp(indexRequest.timestamp())
.ttl(indexRequest.ttl());
long version;
if (indexRequest.opType() == IndexRequest.OpType.INDEX) {
Engine.Index index =
indexShard
.prepareIndex(sourceToParse)
.version(indexRequest.version())
.versionType(indexRequest.versionType())
.origin(Engine.Operation.Origin.PRIMARY);
op = index;
indexShard.index(index);
version = index.version();
} else {
Engine.Create create =
indexShard
.prepareCreate(sourceToParse)
.version(indexRequest.version())
.versionType(indexRequest.versionType())
.origin(Engine.Operation.Origin.PRIMARY);
op = create;
indexShard.create(create);
version = create.version();
}
versions[i] = indexRequest.version();
// update the version on request so it will happen on the replicas
indexRequest.version(version);
successSize++;
} catch (Throwable e) {
// rethrow the failure if we are going to retry on primary and let parent failure to
// handle it
if (retryPrimaryException(e)) {
// restore updated versions...
for (int j = 0; j < i; j++) {
applyVersion(request.items().get(j), versions[j]);
}
logger.error(e.getMessage(), e);
throw new ElasticsearchException(e.getMessage());
}
if (e instanceof ElasticsearchException
&& ((ElasticsearchException) e).status() == RestStatus.CONFLICT) {
logger.error(
"[{}][{}] failed to execute bulk item (index) {}",
e,
shardRequest.request.index(),
shardRequest.shardId,
indexRequest);
} else {
logger.error(
"[{}][{}] failed to execute bulk item (index) {}",
e,
shardRequest.request.index(),
shardRequest.shardId,
indexRequest);
}
failure.add(new IngestItemFailure(item.id(), ExceptionsHelper.detailedMessage(e)));
// nullify the request so it won't execute on the replicas
request.items().set(i, null);
} finally {
// update mapping on master if needed, we won't update changes to the same type, since
// once its changed, it won't have mappers added
if (op != null && op.parsedDoc().mappingsModified()) {
mappingsToUpdate.add(Tuple.tuple(indexRequest.index(), indexRequest.type()));
}
}
} else if (item.request() instanceof DeleteRequest) {
DeleteRequest deleteRequest = (DeleteRequest) item.request();
try {
Engine.Delete delete =
indexShard
.prepareDelete(deleteRequest.type(), deleteRequest.id(), deleteRequest.version())
.versionType(deleteRequest.versionType())
.origin(Engine.Operation.Origin.PRIMARY);
indexShard.delete(delete);
// update the request with teh version so it will go to the replicas
deleteRequest.version(delete.version());
successSize++;
} catch (Throwable e) {
// rethrow the failure if we are going to retry on primary and let parent failure to
// handle it
if (retryPrimaryException(e)) {
// restore updated versions...
for (int j = 0; j < i; j++) {
applyVersion(request.items().get(j), versions[j]);
}
logger.error(e.getMessage(), e);
throw new ElasticsearchException(e.getMessage());
}
if (e instanceof ElasticsearchException
&& ((ElasticsearchException) e).status() == RestStatus.CONFLICT) {
logger.trace(
"[{}][{}] failed to execute bulk item (delete) {}",
e,
shardRequest.request.index(),
shardRequest.shardId,
deleteRequest);
} else {
logger.debug(
"[{}][{}] failed to execute bulk item (delete) {}",
e,
shardRequest.request.index(),
shardRequest.shardId,
deleteRequest);
}
failure.add(new IngestItemFailure(item.id(), ExceptionsHelper.detailedMessage(e)));
// nullify the request so it won't execute on the replicas
request.items().set(i, null);
}
}
}
if (!mappingsToUpdate.isEmpty()) {
for (Tuple<String, String> mappingToUpdate : mappingsToUpdate) {
logger.info("mapping update {} {}", mappingToUpdate.v1(), mappingToUpdate.v2());
updateMappingOnMaster(mappingToUpdate.v1(), mappingToUpdate.v2());
}
}
IngestShardResponse response =
new IngestShardResponse(
new ShardId(request.index(), request.shardId()), successSize, failure);
return new PrimaryResponse<IngestShardResponse, IngestShardRequest>(
shardRequest.request, response, null);
}
@Override
protected void shardOperationOnReplica(ShardId shardId, BulkShardRequest request) {
IndexService indexService = indicesService.indexServiceSafe(shardId.getIndex());
IndexShard indexShard = indexService.shardSafe(shardId.id());
Translog.Location location = null;
for (int i = 0; i < request.items().length; i++) {
BulkItemRequest item = request.items()[i];
if (item == null || item.isIgnoreOnReplica()) {
continue;
}
if (item.request() instanceof IndexRequest) {
IndexRequest indexRequest = (IndexRequest) item.request();
try {
SourceToParse sourceToParse =
SourceToParse.source(SourceToParse.Origin.REPLICA, indexRequest.source())
.index(shardId.getIndex())
.type(indexRequest.type())
.id(indexRequest.id())
.routing(indexRequest.routing())
.parent(indexRequest.parent())
.timestamp(indexRequest.timestamp())
.ttl(indexRequest.ttl());
final Engine.IndexingOperation operation;
if (indexRequest.opType() == IndexRequest.OpType.INDEX) {
operation =
indexShard.prepareIndex(
sourceToParse,
indexRequest.version(),
indexRequest.versionType(),
Engine.Operation.Origin.REPLICA,
request.canHaveDuplicates() || indexRequest.canHaveDuplicates());
} else {
assert indexRequest.opType() == IndexRequest.OpType.CREATE : indexRequest.opType();
operation =
indexShard.prepareCreate(
sourceToParse,
indexRequest.version(),
indexRequest.versionType(),
Engine.Operation.Origin.REPLICA,
request.canHaveDuplicates() || indexRequest.canHaveDuplicates(),
indexRequest.autoGeneratedId());
}
Mapping update = operation.parsedDoc().dynamicMappingsUpdate();
if (update != null) {
throw new RetryOnReplicaException(
shardId,
"Mappings are not available on the replica yet, triggered update: " + update);
}
operation.execute(indexShard);
location = locationToSync(location, operation.getTranslogLocation());
} catch (Throwable e) {
// if its not an ignore replica failure, we need to make sure to bubble up the failure
// so we will fail the shard
if (!ignoreReplicaException(e)) {
throw e;
}
}
} else if (item.request() instanceof DeleteRequest) {
DeleteRequest deleteRequest = (DeleteRequest) item.request();
try {
Engine.Delete delete =
indexShard.prepareDelete(
deleteRequest.type(),
deleteRequest.id(),
deleteRequest.version(),
deleteRequest.versionType(),
Engine.Operation.Origin.REPLICA);
indexShard.delete(delete);
location = locationToSync(location, delete.getTranslogLocation());
} catch (Throwable e) {
// if its not an ignore replica failure, we need to make sure to bubble up the failure
// so we will fail the shard
if (!ignoreReplicaException(e)) {
throw e;
}
}
} else {
throw new IllegalStateException("Unexpected index operation: " + item.request());
}
}
processAfter(request.refresh(), indexShard, location);
}