polardbxengine/plugin/polarx_rpc/secure/challenge_response_verifica...

60 lines
2.0 KiB
C++

/*
* Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2.0,
* as published by the Free Software Foundation.
*
* This program is also distributed with certain software (including
* but not limited to OpenSSL) that is licensed under separate terms,
* as designated in a particular file or component or in included license
* documentation. The authors of MySQL hereby grant you an additional
* permission to link the program and your derivative works with the
* separately licensed software that they have included with MySQL.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License, version 2.0, for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#pragma once
#include <string>
#include "crypt_genhash_impl.h"
#include "mysql_com.h"
#include "account_verification_interface.h"
#include "sha256_password_cache_interface.h"
namespace polarx_rpc {
/**
Class for doing account verification for the challenge response authentication
*/
class Challenge_response_verification : public Account_verification_interface {
public:
explicit Challenge_response_verification(
SHA256_password_cache_interface *cache)
: k_salt(generate_salt()), m_sha256_password_cache(cache) {}
const std::string &get_salt() const override { return k_salt; }
protected:
const std::string k_salt;
SHA256_password_cache_interface *m_sha256_password_cache;
inline std::string generate_salt() {
std::string salt(SCRAMBLE_LENGTH, '\0');
::generate_user_salt(&salt[0], static_cast<int>(salt.size()));
return salt;
}
};
} // namespace polarx_rpc