// Copyright (c) 2021-2022, NVIDIA CORPORATION. All rights reserved.

//

// Redistribution and use in source and binary forms, with or without

// modification, are permitted provided that the following conditions

// are met:

// * Redistributions of source code must retain the above copyright

// notice, this list of conditions and the following disclaimer.

// * Redistributions in binary form must reproduce the above copyright

// notice, this list of conditions and the following disclaimer in the

// documentation and/or other materials provided with the distribution.

// * Neither the name of NVIDIA CORPORATION nor the names of its

// contributors may be used to endorse or promote products derived

// from this software without specific prior written permission.

//

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY

// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR

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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#pragma once

#include <climits>

#include <map>

#include <mutex>

#include <string>

namespace triton { namespace backend { namespace python {

void ExtractTarFile(std::string& archive_path, std::string& dst_path);

bool FileExists(std::string& path);

//

// A class that manages Python environments

//

class EnvironmentManager {

std::map<std::string, std::string> env_map_;

char base_path_[PATH_MAX + 1];

std::mutex mutex_;

public:

EnvironmentManager();

// Extracts the tar.gz file in the 'env_path' if it has not been

// already extracted.

std::string ExtractIfNotExtracted(std::string env_path);

~EnvironmentManager();

};

}}} // namespace triton::backend::python