void StoreListener::sendBreakBranch(const idgs::actor::ActorMessagePtr& msg, const uint32_t& destMemberId) {
ClusterFramework& cluster = singleton<ClusterFramework>::getInstance();
auto localMemberId = cluster.getMemberManager()->getLocalMemberId();
ActorMessagePtr message = msg->createRouteMessage(destMemberId, LISTENER_MANAGER);
shared_ptr<StoreListenerInfo> listener = make_shared<StoreListenerInfo>();
listener->set_listener_index(listenerIndex);
message->setAttachment(STORE_ATTACH_LISTENER, listener);
idgs::actor::sendMessage(message);
}
void AggregatorActor::multicast(const ActorMessagePtr& msg, const string& actorId, const std::string& opName) {
requestCount = 0;
responseCount = 0;
auto memberMgr = idgs_application()->getMemberManager();
auto& members = memberMgr->getMemberTable();
auto it = members.begin();
for (; it != members.end(); ++ it) {
if (it->isLocalStore() && (it->getState() == idgs::pb::MS_ACTIVE || it->getState() == idgs::pb::MS_PREPARED)) {
ActorMessagePtr multMsg = msg->createRouteMessage(it->getId(), actorId);
multMsg->setOperationName(opName);
multMsg->setSourceActorId(this->getActorId());
multMsg->setSourceMemberId(memberMgr->getLocalMemberId());
::idgs::actor::postMessage(multMsg);
++ requestCount;
}
}
}
RddResultCode ReduceByKeyTransformer::parseOperations(const ActorMessagePtr& msg, const BaseRddPartition* input,
RddPartition* output, vector<ReduceOperation*>& operations) {
ReduceByKeyRequest reduce_request;
if (!msg->parseAttachment(TRANSFORMER_PARAM, &reduce_request)) {
LOG(ERROR)<< "Not exists attachment: ReduceValueRequest";
return RRC_INVALID_TRANSFORMER_PARAM;
}
std::map<std::string, ReduceByKeyField> reduce_value_map; /// Key: field_alias, Value: ReduceValue
for (auto it = reduce_request.fields().begin(); it != reduce_request.fields().end(); ++it) {
reduce_value_map.insert(std::pair<std::string, ReduceByKeyField>(it->field_alias(), *it));
}
auto outMsg = output->getOutMessage(0);
auto& keyFields = outMsg.key.getFields();
auto& keyExprs = outMsg.key.getExpressions();
for (int32_t i = 0; i < keyFields.size(); ++i) {
ReduceOperation* op = NULL;
std::string alias = keyFields[i]->name();
auto reduce_it = reduce_value_map.find(alias);
if (reduce_it != reduce_value_map.end()) { /// reduce value field
op = ReduceOperationFactory::create(reduce_it->second.type()); /// which reduce type, e.g. count, sum, ... etc
op->is_distinct = reduce_it->second.distinct(); /// whether including distinct, e.g. count(distinct), avg(distinct)
} else { /// not reduce value field
op = ReduceOperationFactory::create();
}
op->expr = keyExprs[i];
op->descriptor = keyFields[i];
op->key = true;
operations.push_back(op);
}
auto& valueFields = outMsg.value.getFields();
auto& valueExprs = outMsg.value.getExpressions();
for (int32_t i = 0; i < valueFields.size(); ++i) {
ReduceOperation* op = NULL;
std::string alias = valueFields[i]->name();
auto reduce_it = reduce_value_map.find(alias);
if (reduce_it != reduce_value_map.end()) { /// reduce value field
op = ReduceOperationFactory::create(reduce_it->second.type()); /// which reduce type, e.g. count, sum, ... etc
op->is_distinct = reduce_it->second.distinct(); /// whether including distinct, e.g. count(distinct), avg(distinct)
} else { /// not reduce value field
op = ReduceOperationFactory::create();
}
op->expr = valueExprs[i];
op->descriptor = valueFields[i];
op->key = false;
operations.push_back(op);
}
return RRC_SUCCESS;
}
void StoreDelegateRddActor::handleRddCreate(const ActorMessagePtr& msg) {
DVLOG(2) << "StoreDelegateRddActor : handle create store delegate.";
rawMsg = msg;
CreateDelegateRddRequest* request = dynamic_cast<CreateDelegateRddRequest*>(msg->getPayload().get());
idgs::store::MetadataHelper::loadStoreMetadata(request->store_name(), metadata.get());
ClusterFramework& cluster = ::idgs::util::singleton<ClusterFramework>::getInstance();
for (int32_t partition = 0; partition < partitionSize; ++partition) {
int32_t memberId = cluster.getPartitionManager()->getPartition(partition)->getPrimaryMemberId();
shared_ptr<CreateDelegatePartitionRequest> payload(new CreateDelegatePartitionRequest);
payload->set_store_name(request->store_name());
payload->set_partition(partition);
payload->set_rdd_name(getRddName());
ActorMessagePtr reqMsg = createActorMessage();
reqMsg->setOperationName(CREATE_DELEGATE_PARTITION);
reqMsg->setDestActorId(RDD_SERVICE_ACTOR);
reqMsg->setDestMemberId(memberId);
reqMsg->setPayload(payload);
DVLOG(3) << "RDD \"" << getRddName() << "\" sending create RDD partition to member " << memberId;
::idgs::actor::postMessage(reqMsg);
}
}
void DataAggregatorActor::handleDeleteResponse(const ActorMessagePtr& msg) {
DVLOG_FIRST_N(2, 20) << "receive store remove response of member " << getActorId();
auto response = dynamic_cast<idgs::store::pb::DeleteResponse*>(msg->getPayload().get());
// error
if (response->result_code() != idgs::store::pb::SRC_SUCCESS) {
LOG(ERROR)<< "error in remove data to member " << msg->getSourceActorId();
resultCode = response->result_code();
}
++ responseCount;
DVLOG_FIRST_N(2, 20) << "member " << msg->getSourceMemberId() << " response, left " << requestCount - responseCount << " members.";
if (requestCount == responseCount) {
DVLOG_FIRST_N(2, 20) << "all member response, send response to client.";
auto globalResponse = make_shared<idgs::store::pb::DeleteResponse>();
globalResponse->set_result_code(resultCode);
sendResponse(OP_DELETE_RESPONSE, globalResponse);
terminate();
}
}
void DataAggregatorActor::handleInsertResponse(const ActorMessagePtr& msg) {
DVLOG_FIRST_N(2, 20) << "receive store insert response of member " << msg->getSourceMemberId();
idgs::store::pb::InsertResponse* response = dynamic_cast<idgs::store::pb::InsertResponse*>(msg->getPayload().get());
// error
if (response->result_code() != idgs::store::pb::SRC_SUCCESS) {
resultCode = response->result_code();
LOG(ERROR)<< "error in insert data to member " << msg->getSourceActorId() << " error code : " << resultCode;
}
// collect response from all members and calculate size and then response to client.
++ responseCount;
DVLOG_FIRST_N(2, 20) << "member " << msg->getSourceMemberId() << " responsed, left " << requestCount - responseCount << " members.";
if (requestCount == responseCount) {
DVLOG_FIRST_N(2, 20) << "all member responsed, send response to client";
shared_ptr<idgs::store::pb::InsertResponse> globalResponse = make_shared<idgs::store::pb::InsertResponse>();
globalResponse->set_result_code(resultCode);
sendResponse(OP_INSERT_RESPONSE, globalResponse);
terminate();
}
}
void AggregatorActor::sendResponse(const std::string& opName, const shared_ptr<Message>& response) {
ActorMessagePtr am = clientMsg->createResponse();
am->setOperationName(opName);
am->setPayload(response);
idgs::actor::sendMessage(am);
}
