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136 lines
4.5 KiB
136 lines
4.5 KiB
# -*- coding: utf-8 -*-
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# Copyright 2008-2016 Mir Calculate. http://www.calculate-linux.org
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import sys
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import os
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import hashlib
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import crypt
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import string
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from random import choice
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from base64 import encodestring as _b64enc
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b64encode = lambda x: _b64enc(x).rstrip()
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try:
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from smbpasswd import lmhash, nthash
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except ImportError:
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lmhash, nthash = None, None
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from cl_print import color_print
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import cl_overriding
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from calculate.lib.cl_lang import setLocalTranslate
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_ = lambda x: x
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setLocalTranslate('cl_lib3', sys.modules[__name__])
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class encrypt(color_print):
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"""Класс хранения общих методов используемых для настройки сервисов
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Методы шифрования, создания сертификатов и.т. д
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"""
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def __GenCryptSalt__(self, len=2):
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"""Генерация соли для хеширования пароля (CRYPT)"""
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chars = string.letters + string.digits + "./"
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salt = ""
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for i in range(len):
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salt = salt + choice(chars)
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return salt
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def getHashPasswd(self, password, SecHashAlg):
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"""Генерация хеша пароля,
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Поддерживаемые алгоритмы шифрования пароля:
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plain, md5, smd5, crypt, sha, ssha, lm, nt, shadow_ssha512,
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shadow_ssha256, shadow_md5
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"""
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if not password:
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self.printERROR(_("ERROR") + " getHashPasswd: " +
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_("empty password"))
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return False
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if SecHashAlg == "plain":
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hash_pwd = password
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elif SecHashAlg == "md5":
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h = hashlib.md5(password)
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hash_pwd = "{MD5}" + b64encode(h.digest())
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elif SecHashAlg == "smd5":
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salt = os.urandom(4)
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h = hashlib.md5(password)
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h.update(salt)
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hash_pwd = "{SMD5}" + b64encode(h.digest() + salt)
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elif SecHashAlg == "shadow_ssha512":
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salt = self.__GenCryptSalt__(8)
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hash_pwd = crypt.crypt(password, "$6$%s$" % salt)
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elif SecHashAlg == "shadow_ssha256":
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salt = self.__GenCryptSalt__(8)
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hash_pwd = crypt.crypt(password, "$5$%s$" % salt)
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elif SecHashAlg == "shadow_md5":
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salt = self.__GenCryptSalt__(8)
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hash_pwd = crypt.crypt(password, "$1$%s$" % salt)
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elif SecHashAlg == "crypt":
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salt = self.__GenCryptSalt__()
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hash_pwd = "{CRYPT}" + crypt.crypt(password, salt)
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elif SecHashAlg == "sha":
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h = hashlib.sha1(password)
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hash_pwd = "{SHA}" + b64encode(h.digest())
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elif SecHashAlg == "ssha":
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salt = os.urandom(4)
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h = hashlib.sha1(password)
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h.update(salt)
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hash_pwd = "{SSHA}" + b64encode(h.digest() + salt)
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elif SecHashAlg == "lm" and lmhash:
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hash_pwd = lmhash(password)
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elif SecHashAlg == "nt" and nthash:
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hash_pwd = nthash(password)
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else:
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if SecHashAlg in ("lm", "nt"):
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self.printERROR(
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_("ERROR") + " getHashPasswd: " +
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(_("Failed to support '%s' encryption algorithm")
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% SecHashAlg) + " " + _("without py-smbpasswd"))
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else:
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self.printERROR(_("ERROR") + " getHashPasswd: " +
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_("Failed to support '%s' encryption algorithm")
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% SecHashAlg)
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return False
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return hash_pwd
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def getHash(password, encr):
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"""Получить хеш пароля
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password - пароль
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encr - алгоритм шифрования, например 'ssha'
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"""
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encryptObj = encrypt()
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hashPwd = encryptObj.getHashPasswd(password, encr.lower())
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if hashPwd:
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return hashPwd
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else:
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encryptObj.printERROR(_("Password encryption error, "
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"method getHash()"))
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cl_overriding.exit(1)
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