31 lines
1 KiB
Python
31 lines
1 KiB
Python
import __main__
|
|
from os import urandom as _urandom
|
|
from hashlib import sha1 as _sha1
|
|
from base64 import encodebytes as _encodebytes, b64encode as _b64encode
|
|
from json import load as _load, dump as _dump
|
|
from os.path import dirname as _dirname, abspath as _abspath, join as _join, isfile as _isfile
|
|
|
|
|
|
_HERE = _dirname(_dirname(_abspath(__main__.__file__)))
|
|
_SSHA_PASSWORD_DIR = _join(_HERE, 'password', 'ssha.json')
|
|
|
|
|
|
# unproudly borrowed from
|
|
# http://www.openldap.org/faq/data/cache/347.html
|
|
def ssha_encode(password):
|
|
# do not regenerate SSHA
|
|
if _isfile(_SSHA_PASSWORD_DIR):
|
|
with open(_SSHA_PASSWORD_DIR, 'r') as fh:
|
|
passwords = _load(fh)
|
|
else:
|
|
passwords = {}
|
|
if password in passwords:
|
|
return passwords[password]
|
|
salt = _urandom(4)
|
|
h = _sha1(password.encode())
|
|
h.update(salt)
|
|
ret = _b64encode(b"{SSHA}" + _encodebytes(h.digest() + salt)[:-1]).decode()
|
|
passwords[password] = ret
|
|
with open(_SSHA_PASSWORD_DIR, 'w') as fh:
|
|
_dump(passwords, fh)
|
|
return ret
|