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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* 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
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#define MONGO_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kControl
#include "mongo/platform/basic.h"
#include "mongo/util/password.h"
#include <iostream>
#ifndef _WIN32
#include <termios.h>
#endif
#include "mongo/util/errno_util.h"
#include "mongo/util/password_params_gen.h"
namespace mongo {
std::string askPassword() {
std::string password;
std::cerr << "Enter password: ";
if (newLineAfterPasswordPromptForTest) {
std::cerr << "\n";
}
#ifndef _WIN32
const int stdinfd = 0;
termios termio;
tcflag_t old = 0;
if (isatty(stdinfd)) {
int i = tcgetattr(stdinfd, &termio);
if (i == -1) {
std::cerr << "Cannot get terminal attributes " << errnoWithDescription() << std::endl;
return std::string();
}
old = termio.c_lflag;
termio.c_lflag &= ~ECHO;
i = tcsetattr(stdinfd, TCSANOW, &termio);
if (i == -1) {
std::cerr << "Cannot set terminal attributes " << errnoWithDescription() << std::endl;
return std::string();
}
}
getline(std::cin, password);
if (isatty(stdinfd)) {
termio.c_lflag = old;
int i = tcsetattr(stdinfd, TCSANOW, &termio);
if (i == -1) {
std::cerr << "Cannot set terminal attributes " << errnoWithDescription() << std::endl;
return std::string();
}
}
#else
HANDLE stdinh = GetStdHandle(STD_INPUT_HANDLE);
if (stdinh == INVALID_HANDLE_VALUE) {
std::cerr << "Cannot get stdin handle " << GetLastError() << "\n";
return std::string();
}
DWORD old;
if (!GetConsoleMode(stdinh, &old)) {
std::cerr << "Cannot get console mode " << GetLastError() << "\n";
return std::string();
}
DWORD noecho = ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT;
if (!SetConsoleMode(stdinh, noecho)) {
std::cerr << "Cannot set console mode " << GetLastError() << "\n";
return std::string();
}
getline(std::cin, password);
if (!SetConsoleMode(stdinh, old)) {
std::cerr << "Cannot set console mode " << GetLastError() << "\n";
return std::string();
}
#endif
std::cerr << "\n";
return password;
}
} // namespace mongo
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