Source code for bareos.util.password

#   BAREOS - Backup Archiving REcovery Open Sourced
#   Copyright (C) 2015-2021 Bareos GmbH & Co. KG
#   This program is Free Software; you can redistribute it and/or
#   modify it under the terms of version three of the GNU Affero General Public
#   License as published by the Free Software Foundation and included
#   in the file LICENSE.
#   This program is distributed in the hope that it will be useful, but
#   WITHOUT ANY WARRANTY; without even the implied warranty of
#   Affero General Public License for more details.
#   You should have received a copy of the GNU Affero General Public License
#   along with this program; if not, write to the Free Software
#   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
#   02110-1301, USA.

Handle Bareos passwords.

import hashlib

[docs]class Password(object): """ Handle Bareos passwords. Instead of working with plain text passwords, Bareos often uses the MD5 hash of the password. This class make a password available in both forms. """ def __init__(self, password=None): """\ Args: password (str, optional): Password as plain text. """ self.password_md5 = None self.set_plaintext(password)
[docs] def set_plaintext(self, password): """Set new password. Args: password (str): Password as plain text. """ self.password_plaintext = bytearray(password, "utf-8") self.set_md5(self.__plaintext2md5(password))
[docs] def set_md5(self, password): """Set the MD5 form of the password. If the password is initialized by this method, it is only available as MD5 hash, not as plain text password. Args: password (bytes): Password as MD5 hash. """ self.password_md5 = password
[docs] def plaintext(self): """Get password as plain text. Returns: str: Password as plain text. """ return self.password_plaintext.decode("utf-8")
[docs] def md5(self): """Get password as MD5 hash. Returns: bytes: Password as MD5 hash. """ return self.password_md5
@staticmethod def __plaintext2md5(password): """ md5 the password and return the hex style """ md5 = hashlib.md5() md5.update(bytes(bytearray(password, "utf-8"))) return bytes(bytearray(md5.hexdigest(), "utf-8"))