60 рядки
1,8 КіБ
Python
60 рядки
1,8 КіБ
Python
"""ibt2 utils
|
|
|
|
Miscellaneous utilities.
|
|
|
|
Copyright 2016 Davide Alberani <da@erlug.linux.it>
|
|
RaspiBO <info@raspibo.org>
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
"""
|
|
|
|
import json
|
|
import string
|
|
import random
|
|
import hashlib
|
|
import datetime
|
|
from bson.objectid import ObjectId
|
|
|
|
|
|
def hash_password(password, salt=None):
|
|
"""Hash a password.
|
|
|
|
:param password: the cleartext password
|
|
:type password: str
|
|
:param salt: the optional salt (randomly generated, if None)
|
|
:type salt: str
|
|
|
|
:returns: the hashed password
|
|
:rtype: str"""
|
|
if salt is None:
|
|
salt_pool = string.ascii_letters + string.digits
|
|
salt = ''.join(random.choice(salt_pool) for x in xrange(32))
|
|
hash_ = hashlib.sha512('%s%s' % (salt, password))
|
|
return '$%s$%s' % (salt, hash_.hexdigest())
|
|
|
|
|
|
class ImprovedEncoder(json.JSONEncoder):
|
|
"""Enhance the default JSON encoder to serialize datetime and ObjectId instances."""
|
|
def default(self, o):
|
|
if isinstance(o, (datetime.datetime, datetime.date,
|
|
datetime.time, datetime.timedelta, ObjectId)):
|
|
try:
|
|
return str(o)
|
|
except:
|
|
pass
|
|
elif isinstance(o, set):
|
|
return list(o)
|
|
return json.JSONEncoder.default(self, o)
|
|
|
|
|
|
# Inject our class as the default encoder.
|
|
json._default_encoder = ImprovedEncoder()
|
|
|