void ListenerManager::handleListenerInsert(const idgs::actor::ActorMessagePtr& msg) {
pb::InsertRequest* request = dynamic_cast<pb::InsertRequest*>(msg->getPayload().get());
const std::string& storeName = request->store_name();
std::shared_ptr<StoreConfigWrapper> config;
auto code = idgs::util::singleton<DataStore>::getInstance().getStoreConfigWrappers().getStoreConfig(storeName, config);
if (code != RC_SUCCESS) {
LOG(ERROR) << "store " << storeName << " is not found.";
return;
}
pb::StoreListenerInfo* listenerInfo = new pb::StoreListenerInfo;
if (!msg->parseAttachment(STORE_ATTACH_LISTENER, listenerInfo)) {
LOG(ERROR) << "store " << storeName << " is not found.";
return;
}
uint32_t index = listenerInfo->listener_index();
auto& listeners = config->getStoreListener();
for (int32_t i = index; i < listeners.size(); ++ i) {
StoreListener* listener = listeners[i];
auto code = listener->insert(msg);
switch (code) {
case LRC_CONTINUE:
continue;
case LRC_BREAK:
case LRC_END:
break;
case LRC_ERROR:
LOG(ERROR) << "error when execute listener " << listener->getName() << ", index " << i;
break;
}
}
delete listenerInfo;
}
void MigrationVerifyActor::handleVerifyRequest(const idgs::actor::ActorMessagePtr& msg) {
pb::MigrationVerifyRequest* request = NULL;
if (msg->getPayload()) {
request = dynamic_cast<pb::MigrationVerifyRequest*>(msg->getPayload().get());
}
if (request && request->has_schema_name() && request->has_store_name()) {
auto datastore = idgs::store::idgs_store_module()->getDataStore();
auto store = datastore->getStore(request->schema_name(), request->store_name());
if (!store) {
LOG(ERROR) << "store " << request->schema_name() << "." << request->store_name() << " is not found.";
auto payload = std::make_shared<pb::MigrationVerifyResponse>();
payload->set_result_code(static_cast<int32_t>(RC_STORE_NOT_FOUND));
auto respMsg = msg->createResponse();
respMsg->setOperationName("VERIFY_RESPONSE");
respMsg->setPayload(payload);
idgs::actor::sendMessage(respMsg);
return;
}
if (store->getStoreConfig()->getStoreConfig().partition_type() != idgs::store::pb::PARTITION_TABLE) {
LOG(ERROR) << "store " << request->schema_name() << "." << request->store_name() << " is not a partition store.";
auto payload = std::make_shared<pb::MigrationVerifyResponse>();
payload->set_result_code(static_cast<int32_t>(RC_STORE_NOT_FOUND));
auto respMsg = msg->createResponse();
respMsg->setOperationName("VERIFY_RESPONSE");
respMsg->setPayload(payload);
idgs::actor::sendMessage(respMsg);
return;
}
}
clientMsg = msg;
auto& members = idgs_application()->getMemberManager()->getMemberTable();
auto it = members.begin();
for (; it != members.end(); ++ it) {
if (it->isLocalStore() && (it->getState() == idgs::pb::MS_PREPARED || it->getState() == idgs::pb::MS_ACTIVE)) {
auto reqMsg = createActorMessage();
reqMsg->setOperationName("LOCAL_VERIFY_REQUEST");
reqMsg->setDestMemberId(it->getId());
reqMsg->setDestActorId(actorId);
reqMsg->setPayload(msg->getPayload());
idgs::actor::sendMessage(reqMsg);
++ memberSize;
}
}
}
RddResultCode SumAction::action(const idgs::actor::ActorMessagePtr& msg, const BaseRddPartition* input,
std::vector<PbVariant>& output) {
ActionRequest* payload = dynamic_cast<ActionRequest*>(msg->getPayload().get());
if (!payload->has_expression()) {
LOG(ERROR)<< "RDD \"" << input->getRddName() << " partition[" << input->getPartition() << "]" << "sum action error, lack sum's field";
return RRC_INVALID_ACTION_PARAM;
}
Expression* field_expr = NULL;
auto rc = ExpressionFactory::build(&field_expr, payload->expression(), input->getKeyTemplate(),
input->getValueTemplate());
if (idgs::RC_SUCCESS != rc) {
LOG(ERROR)<< "RDD \"" << input->getRddName() << " partition[" << input->getPartition() << "]" << "parse sum's field expression error, caused by " << idgs::getErrorDescription(rc);
return RRC_NOT_SUPPORT;
}
double sum = 0;
if (payload->has_filter()) { /// with filter
Expression* filter_expr = NULL;
rc = ExpressionFactory::build(&filter_expr, payload->filter(), input->getKeyTemplate(), input->getValueTemplate());
if (idgs::RC_SUCCESS != rc) {
LOG(ERROR)<< "RDD \"" << input->getRddName() << " partition[" << input->getPartition() << "]" << "parse filter expression error, caused by " << idgs::getErrorDescription(rc);
return RRC_NOT_SUPPORT;
}
ExpressionContext ctx;
input->foreach([filter_expr, field_expr, &sum, &ctx] (const PbMessagePtr& key, const PbMessagePtr& value) {
ctx.setKeyValue(&key, &value);
bool flag = (bool) filter_expr->evaluate(&ctx); /// filter expression's value is true or false
if(flag) { /// meet filter condition
PbVariant field_value = field_expr->evaluate(&ctx);
sum += (double) field_value;
}
});
output.push_back(sum);
} /// end with filter
else { /// without filter
ExpressionContext ctx;
input->foreach([field_expr, &sum, &ctx] (const PbMessagePtr& key, const PbMessagePtr& value) {
ctx.setKeyValue(&key, &value);
PbVariant field_value = field_expr->evaluate(&ctx);
sum += (double) field_value;
});
output.push_back(sum);
} /// end without filter
return RRC_SUCCESS;
}
void PairStoreDelegateRddPartition::handleActionRequest(const idgs::actor::ActorMessagePtr& msg) {
ActionRequest* request = dynamic_cast<ActionRequest*>(msg->getPayload().get());
DVLOG(3) << getPartitionName() << " run " << request->action_op_name() << " action";
shared_ptr<ActionResponse> response = make_shared<ActionResponse>();
response->set_action_id(request->action_id());
response->set_partition(partition);
ActionMgr& actionMgr = *idgs_rdd_module()->getActionManager();
const ActionPtr& action = actionMgr.get(request->action_op_name());
RddResultCode code = RRC_SUCCESS;
if (action.get()) {
if (rddLocal->isReplicatedRdd() && partition > 0) {
code = RRC_SUCCESS;
} else {
action::ActionContext ctx;
if (ctx.initContext(&msg, &rddLocal->getKeyTemplate(), &rddLocal->getValueTemplate())) {
code = action->action(&ctx, this);
if (code == RRC_SUCCESS) {
auto& result = ctx.getPartitionResult();
for (int32_t i = 0; i < result.size(); ++i) {
response->add_action_value(result[i].toString());
}
}
} else {
code = RRC_INVALID_ACTION_PARAM;
}
}
} else {
LOG(ERROR)<< "action " << request->action_op_name() << " is not registered.";
code = RRC_ACTION_NOT_FOUND;
}
response->set_result_code(code);
VLOG(2) << getPartitionName() << " process " << request->action_op_name() << " action done.";
auto respMsg = msg->createResponse();
respMsg->setOperationName(RDD_ACTION_RESPONSE);
respMsg->setPayload(response);
idgs::actor::sendMessage(respMsg);
}
void MigrationVerifyActor::handleVerifyResponse(const idgs::actor::ActorMessagePtr& msg) {
auto response = dynamic_cast<pb::MigrationVerifyResponse*>(msg->getPayload().get());
memberData.insert(std::pair<int32_t, pb::MemberMigrationData>(msg->getSourceMemberId(), response->member_data(0)));
if (memberData.size() == memberSize) {
auto payload = std::make_shared<pb::MigrationVerifyResponse>();
payload->set_result_code(static_cast<int32_t>(RC_SUCCESS));
auto it = memberData.begin();
for (; it != memberData.end(); ++ it) {
payload->add_member_data()->CopyFrom(it->second);
}
auto respMsg = clientMsg->createResponse();
respMsg->setOperationName("VERIFY_RESPONSE");
respMsg->setPayload(payload);
idgs::actor::sendMessage(respMsg);
memberData.clear();
memberSize = 0;
}
}
void DataAggregatorActor::handleCountResponse(const idgs::actor::ActorMessagePtr& msg) {
DVLOG_FIRST_N(2, 20) << "receive store size of member " << msg->getSourceActorId();
idgs::store::pb::SizeResponse* response = dynamic_cast<idgs::store::pb::SizeResponse*>(msg->getPayload().get());
if (response->result_code() != idgs::store::pb::SRC_SUCCESS) {
// error
DVLOG_FIRST_N(2, 20) << "error at member " << msg->getSourceActorId();
resultCode = response->result_code();
}
// collect response from all members and calculate size and then response to client.
shared_ptr<idgs::store::pb::SizeResponse> globalResponse = make_shared<idgs::store::pb::SizeResponse>();
dataSizeMap[msg->getSourceMemberId()] = response->size();
if (dataSizeMap.size() == requestCount) {
DVLOG_FIRST_N(2, 20) << "aggregate done.";
if (resultCode != idgs::store::pb::SRC_SUCCESS) {
globalResponse->set_result_code(resultCode);
} else {
// calculate size
size_t size = 0;
map<int32_t, size_t>::iterator it = dataSizeMap.begin();
for (; it != dataSizeMap.end(); ++ it) {
size += (* it).second;
}
globalResponse->set_result_code(idgs::store::pb::SRC_SUCCESS);
globalResponse->set_size(size);
}
// response result
DVLOG_FIRST_N(2, 20) << "response client.";
sendResponse(OP_COUNT_RESPONSE, globalResponse);
terminate();
}
}
void DataAggregatorActor::handleTruncateResponse(const idgs::actor::ActorMessagePtr& msg) {
DVLOG_FIRST_N(2, 20) << "aggregator handle truncate store response";
idgs::store::pb::TruncateResponse* response = dynamic_cast<idgs::store::pb::TruncateResponse*>(msg->getPayload().get());
if (response->result_code() != idgs::store::pb::SRC_SUCCESS) {
LOG(ERROR)<< "Truncate store error at member " << msg->getSourceMemberId();
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 responsed, send response to client.";
shared_ptr<idgs::store::pb::TruncateResponse> globalResponse = make_shared<idgs::store::pb::TruncateResponse>();
globalResponse->set_result_code(resultCode);
sendResponse(OP_TRUNCATE_RESPONSE, globalResponse);
terminate();
}
}
void MigrationVerifyActor::handleLocalVerifyRequest(const idgs::actor::ActorMessagePtr& msg) {
pb::MigrationVerifyRequest* request = NULL;
if (msg->getPayload()) {
request = dynamic_cast<pb::MigrationVerifyRequest*>(msg->getPayload().get());
}
auto datastore = idgs::store::idgs_store_module()->getDataStore();
std::vector<idgs::store::StorePtr> stores;
if (request && request->has_schema_name() && request->has_store_name()) {
auto store = datastore->getStore(request->schema_name(), request->store_name());
stores.push_back(store);
} else {
datastore->getStores(stores);
}
auto app = idgs_application();
auto cluster = app->getClusterFramework();
auto pcnt = cluster->getPartitionCount();
auto bkcnt = cluster->getClusterConfig()->max_replica_count() - 1;
auto local = cluster->getLocalMember()->getId();
auto partitionMgr = app->getPartitionManager();
auto payload = std::make_shared<pb::MigrationVerifyResponse>();
payload->set_result_code(static_cast<int32_t>(RC_SUCCESS));
auto memberData = payload->add_member_data();
memberData->set_member_id(local);
for (int32_t i = 0; i < stores.size(); ++ i) {
auto& store = stores.at(i);
auto& storeConfigWrapper = store->getStoreConfig();
if (storeConfigWrapper->getStoreConfig().partition_type() == idgs::store::pb::PARTITION_TABLE) {
auto pstore = dynamic_cast<idgs::store::PartitionedStore*>(store.get());
auto& schemaName = store->getStoreConfig()->getSchema();
auto& storeName = store->getStoreConfig()->getStoreConfig().name();
auto storeData = memberData->add_store_data();
storeData->set_schema_name(schemaName);
storeData->set_store_name(storeName);
for (int32_t p = 0; p < pcnt; ++ p) {
auto partition = partitionMgr->getPartition(p);
for (int32_t pos = 0; pos < bkcnt + 1; ++ pos) {
if (partition->getMemberId(pos) == local) {
auto partitionData = storeData->add_partition_data();
partitionData->set_partition_id(p);
partitionData->set_position(pos);
partitionData->set_member_id(local);
partitionData->set_size(pstore->dataSize(p));
VLOG(0) << schemaName << "." << storeName << " partition " << p << "(" << pos << ") data size " << partitionData->size() << " on member " << local;
std::shared_ptr<idgs::store::StoreMap> map;
pstore->snapshotStore(p, map);
auto it = map->iterator();
while (it->hasNext()) {
idgs::store::StoreOption ps;
storeConfigWrapper->calculatePartitionInfo(it->key(), &ps);
ps.memberId = partitionMgr->getPartition(ps.partitionId)->getMemberId(pos);
auto keyPartition = partitionData->add_key_partition();
keyPartition->set_key_partition_id(ps.partitionId);
keyPartition->set_key_member_id(ps.memberId);
it->next();
}
}
}
}
}
}
auto respMsg = msg->createResponse();
respMsg->setOperationName("VERIFY_RESPONSE");
respMsg->setPayload(payload);
idgs::actor::sendMessage(respMsg);
}