80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
/*
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Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdlib.h>
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#include <fstream>
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#include <iostream>
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#include <sstream>
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#include <stdexcept>
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std::string get_master_key_file_path() {
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#ifdef _WIN32
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char env_str[2000] = {0};
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size_t len = 0;
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int err_code;
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if ((err_code =
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getenv_s(&len, env_str, sizeof(env_str), "MASTER_KEY_PATH")) != 0)
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throw std::runtime_error("Failed to read MASTER_KEY_PATH variable: " +
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std::to_string(err_code));
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return std::string(env_str);
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#else
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return getenv("MASTER_KEY_PATH");
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#endif
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}
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/*
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* MySQLRouter sets ROUTER_ID environment variable which can be used by
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* master-key-writer/master-key-writer to distinguish between routers, and
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* write/read appropriate master key.
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*
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* This function checks if ROUTER_ID variable is set.
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*
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* @return true if ROUTER_ID is set in environment, false otherwise.
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*/
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bool check_router_id() {
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#ifdef _WIN32
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char env_str[2000] = {0};
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size_t len = 0;
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int err_code;
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return getenv_s(&len, env_str, sizeof(env_str), "ROUTER_ID") == 0;
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#else
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return getenv("ROUTER_ID") != nullptr;
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#endif
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}
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int main() {
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if (!check_router_id()) return 1;
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std::stringstream file_content;
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file_content << std::cin.rdbuf();
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std::string master_key = file_content.str();
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{
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std::ofstream output_file(get_master_key_file_path());
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output_file << master_key;
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}
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return 0;
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}
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