mindspore/serving/core/session.h

62 lines
1.8 KiB
C++

/**
* Copyright 2020 Huawei Technologies Co., Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MINDSPORE_SERVING_SESSION_H
#define MINDSPORE_SERVING_SESSION_H
#include <string>
#include <mutex>
#include <vector>
#include <memory>
#include "util/status.h"
#include "version_control/model.h"
#include "include/inference.h"
#include "serving/ms_service.pb.h"
#include "serving/ms_service.grpc.pb.h"
namespace mindspore {
namespace serving {
using inference::FAILED;
using inference::INVALID_INPUTS;
using inference::Status;
using inference::SUCCESS;
using ms_serving::PredictReply;
using ms_serving::PredictRequest;
class Session {
public:
static Session &Instance();
Status CreatDeviceSession(const std::string &device, uint32_t device_id);
Status Predict(const PredictRequest &request, PredictReply &reply);
Status Warmup(const MindSporeModelPtr model);
Status Clear();
Status GetModelInputsInfo(std::vector<inference::InferTensor> &tensor_list);
private:
Session() = default;
~Session() = default;
int sesseion_id_{0};
std::shared_ptr<inference::InferSession> session_{nullptr};
bool model_loaded_ = false;
uint32_t graph_id_{0};
std::mutex mutex_;
std::string device_type_;
Status PredictInner(const PredictRequest &request, PredictReply &reply);
};
} // namespace serving
} // namespace mindspore
#endif // MINDSPORE_SERVER_H