mindspore/serving/acl/acl_session.cc

137 lines
4.0 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.
*/
#include <memory>
#include <algorithm>
#include "serving/acl/acl_session.h"
#include "include/infer_log.h"
namespace mindspore::inference {
std::shared_ptr<InferSession> InferSession::CreateSession(const std::string &device, uint32_t device_id) {
try {
auto session = std::make_shared<AclSession>();
auto ret = session->InitEnv(device, device_id);
if (!ret) {
return nullptr;
}
return session;
} catch (std::exception &e) {
MSI_LOG_ERROR << "Inference CreatSession failed";
return nullptr;
}
}
Status AclSession::LoadModelFromFile(const std::string &file_name, uint32_t &model_id) {
return model_process_.LoadModelFromFile(file_name, model_id) ? SUCCESS : FAILED;
}
Status AclSession::UnloadModel(uint32_t model_id) {
model_process_.UnLoad();
return SUCCESS;
}
Status AclSession::ExecuteModel(uint32_t model_id, const RequestBase &request,
ReplyBase &reply) { // set d context
aclError rt_ret = aclrtSetCurrentContext(context_);
if (rt_ret != ACL_ERROR_NONE) {
MSI_LOG_ERROR << "set the ascend device context failed";
return FAILED;
}
return model_process_.Execute(request, reply) ? SUCCESS : FAILED;
}
Status AclSession::InitEnv(const std::string &device_type, uint32_t device_id) {
device_type_ = device_type;
device_id_ = device_id;
auto ret = aclInit(nullptr);
if (ret != ACL_ERROR_NONE) {
MSI_LOG_ERROR << "Execute aclInit Failed";
return FAILED;
}
MSI_LOG_INFO << "acl init success";
ret = aclrtSetDevice(device_id_);
if (ret != ACL_ERROR_NONE) {
MSI_LOG_ERROR << "acl open device " << device_id_ << " failed";
return FAILED;
}
MSI_LOG_INFO << "open device " << device_id_ << " success";
ret = aclrtCreateContext(&context_, device_id_);
if (ret != ACL_ERROR_NONE) {
MSI_LOG_ERROR << "acl create context failed";
return FAILED;
}
MSI_LOG_INFO << "create context success";
ret = aclrtCreateStream(&stream_);
if (ret != ACL_ERROR_NONE) {
MSI_LOG_ERROR << "acl create stream failed";
return FAILED;
}
MSI_LOG_INFO << "create stream success";
aclrtRunMode run_mode;
ret = aclrtGetRunMode(&run_mode);
if (ret != ACL_ERROR_NONE) {
MSI_LOG_ERROR << "acl get run mode failed";
return FAILED;
}
bool is_device = (run_mode == ACL_DEVICE);
model_process_.SetIsDevice(is_device);
MSI_LOG_INFO << "get run mode success is device input/output " << is_device;
MSI_LOG_INFO << "Init acl success, device id " << device_id_;
return SUCCESS;
}
Status AclSession::FinalizeEnv() {
aclError ret;
if (stream_ != nullptr) {
ret = aclrtDestroyStream(stream_);
if (ret != ACL_ERROR_NONE) {
MSI_LOG_ERROR << "destroy stream failed";
}
stream_ = nullptr;
}
MSI_LOG_INFO << "end to destroy stream";
if (context_ != nullptr) {
ret = aclrtDestroyContext(context_);
if (ret != ACL_ERROR_NONE) {
MSI_LOG_ERROR << "destroy context failed";
}
context_ = nullptr;
}
MSI_LOG_INFO << "end to destroy context";
ret = aclrtResetDevice(device_id_);
if (ret != ACL_ERROR_NONE) {
MSI_LOG_ERROR << "reset devie " << device_id_ << " failed";
}
MSI_LOG_INFO << "end to reset device " << device_id_;
ret = aclFinalize();
if (ret != ACL_ERROR_NONE) {
MSI_LOG_ERROR << "finalize acl failed";
}
MSI_LOG_INFO << "end to finalize acl";
return SUCCESS;
}
AclSession::AclSession() = default;
} // namespace mindspore::inference