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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/segmentation_platform/internal/database/storage_service.h"
#include "base/task/sequenced_task_runner.h"
#include "components/leveldb_proto/public/proto_database_provider.h"
#include "components/leveldb_proto/public/shared_proto_database_client_list.h"
#include "components/segmentation_platform/internal/database/client_result_prefs.h"
#include "components/segmentation_platform/internal/database/database_maintenance_impl.h"
#include "components/segmentation_platform/internal/database/segment_info_database.h"
#include "components/segmentation_platform/internal/database/signal_database_impl.h"
#include "components/segmentation_platform/internal/database/signal_storage_config.h"
#include "components/segmentation_platform/internal/proto/signal.pb.h"
#include "components/segmentation_platform/internal/proto/signal_storage_config.pb.h"
#include "components/segmentation_platform/internal/ukm_data_manager.h"
#include "components/segmentation_platform/public/features.h"
namespace segmentation_platform {
namespace {
const base::FilePath::CharType kSegmentInfoDBName[] =
FILE_PATH_LITERAL("SegmentInfoDB");
const base::FilePath::CharType kSignalDBName[] = FILE_PATH_LITERAL("SignalDB");
const base::FilePath::CharType kSignalStorageConfigDBName[] =
FILE_PATH_LITERAL("SignalStorageConfigDB");
const base::TimeDelta kDatabaseMaintenanceDelay = base::Seconds(30);
} // namespace
StorageService::StorageService(
const base::FilePath& storage_dir,
leveldb_proto::ProtoDatabaseProvider* db_provider,
scoped_refptr<base::SequencedTaskRunner> task_runner,
base::Clock* clock,
UkmDataManager* ukm_data_manager,
std::vector<std::unique_ptr<Config>> configs,
ModelProviderFactory* model_provider_factory,
PrefService* profile_prefs,
const std::string& profile_id,
ModelManager::SegmentationModelUpdatedCallback model_updated_callback)
: StorageService(
db_provider->GetDB<proto::SegmentInfo>(
leveldb_proto::ProtoDbType::SEGMENT_INFO_DATABASE,
storage_dir.Append(kSegmentInfoDBName),
task_runner),
db_provider->GetDB<proto::SignalData>(
leveldb_proto::ProtoDbType::SIGNAL_DATABASE,
storage_dir.Append(kSignalDBName),
task_runner),
db_provider->GetDB<proto::SignalStorageConfigs>(
leveldb_proto::ProtoDbType::SIGNAL_STORAGE_CONFIG_DATABASE,
storage_dir.Append(kSignalStorageConfigDBName),
task_runner),
task_runner,
clock,
ukm_data_manager,
std::move(configs),
model_provider_factory,
profile_prefs,
profile_id,
model_updated_callback) {}
StorageService::StorageService(
std::unique_ptr<leveldb_proto::ProtoDatabase<proto::SegmentInfo>>
segment_db,
std::unique_ptr<leveldb_proto::ProtoDatabase<proto::SignalData>> signal_db,
std::unique_ptr<leveldb_proto::ProtoDatabase<proto::SignalStorageConfigs>>
signal_storage_config_db,
scoped_refptr<base::SequencedTaskRunner> task_runner,
base::Clock* clock,
UkmDataManager* ukm_data_manager,
std::vector<std::unique_ptr<Config>> configs,
ModelProviderFactory* model_provider_factory,
PrefService* profile_prefs,
const std::string& profile_id,
ModelManager::SegmentationModelUpdatedCallback model_updated_callback)
: config_holder_(std::make_unique<ConfigHolder>(std::move(configs))),
client_result_prefs_(std::make_unique<ClientResultPrefs>(profile_prefs)),
cached_result_provider_(
std::make_unique<CachedResultProvider>(client_result_prefs_.get(),
config_holder_->configs())),
cached_result_writer_(
std::make_unique<CachedResultWriter>(client_result_prefs_.get(),
clock)),
segment_info_database_(std::make_unique<SegmentInfoDatabase>(
std::move(segment_db),
std::make_unique<SegmentInfoCache>())),
signal_database_(
std::make_unique<SignalDatabaseImpl>(std::move(signal_db),
clock,
task_runner)),
signal_storage_config_(std::make_unique<SignalStorageConfig>(
std::move(signal_storage_config_db),
clock)),
model_manager_(
std::make_unique<ModelManagerImpl>(config_holder_->all_segment_ids(),
model_provider_factory,
clock,
segment_info_database_.get(),
model_updated_callback)),
ukm_data_manager_(ukm_data_manager),
profile_id_(profile_id),
database_maintenance_(std::make_unique<DatabaseMaintenanceImpl>(
config_holder_->all_segment_ids(),
clock,
this,
profile_prefs)) {
ukm_data_manager_->AddRef();
}
StorageService::StorageService(
std::unique_ptr<SegmentInfoDatabase> segment_info_database,
std::unique_ptr<SignalDatabase> signal_database,
std::unique_ptr<SignalStorageConfig> signal_storage_config,
std::unique_ptr<ModelManager> model_manager,
std::unique_ptr<ConfigHolder> config_holder,
UkmDataManager* ukm_data_manager)
: config_holder_(std::move(config_holder)),
segment_info_database_(std::move(segment_info_database)),
signal_database_(std::move(signal_database)),
signal_storage_config_(std::move(signal_storage_config)),
model_manager_(std::move(model_manager)),
ukm_data_manager_(ukm_data_manager) {}
StorageService::~StorageService() {
ukm_data_manager_->RemoveRef();
}
void StorageService::Initialize(SuccessCallback callback) {
DCHECK(init_callback_.is_null());
init_callback_ = std::move(callback);
segment_info_database_->Initialize(
base::BindOnce(&StorageService::OnSegmentInfoDatabaseInitialized,
weak_ptr_factory_.GetWeakPtr()));
signal_database_->Initialize(
base::BindOnce(&StorageService::OnSignalDatabaseInitialized,
weak_ptr_factory_.GetWeakPtr()));
signal_storage_config_->InitAndLoad(
base::BindOnce(&StorageService::OnSignalStorageConfigInitialized,
weak_ptr_factory_.GetWeakPtr()));
}
void StorageService::OnSegmentInfoDatabaseInitialized(bool success) {
segment_info_database_initialized_ = success;
MaybeFinishInitialization();
}
void StorageService::OnSignalDatabaseInitialized(bool success) {
signal_database_initialized_ = success;
MaybeFinishInitialization();
}
void StorageService::OnSignalStorageConfigInitialized(bool success) {
signal_storage_config_initialized_ = success;
MaybeFinishInitialization();
}
bool StorageService::IsInitializationFinished() const {
return segment_info_database_initialized_.has_value() &&
signal_database_initialized_.has_value() &&
signal_storage_config_initialized_.has_value();
}
void StorageService::MaybeFinishInitialization() {
if (!IsInitializationFinished())
return;
bool init_success = *segment_info_database_initialized_ &&
*signal_database_initialized_ &&
*signal_storage_config_initialized_;
if (init_success) {
model_manager_->Initialize();
}
std::move(init_callback_).Run(init_success);
}
int StorageService::GetServiceStatus() const {
int status = static_cast<int>(ServiceStatus::kUninitialized);
if (segment_info_database_initialized_)
status |= static_cast<int>(ServiceStatus::kSegmentationInfoDbInitialized);
if (signal_database_initialized_)
status |= static_cast<int>(ServiceStatus::kSignalDbInitialized);
if (signal_storage_config_initialized_) {
status |= static_cast<int>(ServiceStatus::kSignalStorageConfigInitialized);
}
return status;
}
void StorageService::ExecuteDatabaseMaintenanceTasks(bool is_startup) {
if (is_startup) {
// Initiate database maintenance tasks with a small delay at startup.
base::SequencedTaskRunner::GetCurrentDefault()->PostDelayedTask(
FROM_HERE,
base::BindOnce(&StorageService::ExecuteDatabaseMaintenanceTasks,
weak_ptr_factory_.GetWeakPtr(), false),
kDatabaseMaintenanceDelay);
return;
}
// This should be invoked at least after a short amount of time has passed
// since initialization happened.
database_maintenance_->ExecuteMaintenanceTasks();
}
base::WeakPtr<StorageService> StorageService::GetWeakPtr() {
return weak_ptr_factory_.GetWeakPtr();
}
} // namespace segmentation_platform
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