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security: limit the maximum password lenght to 72 characters to prevent possible...
security: limit the maximum password lenght to 72 characters to prevent possible server side resource consumption attack. - bcrypt heavy computation can lead to DOS using a very long password .eg 10**8 lenght. - we allowed this on registration or on password update

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user_group_schema.py
78 lines | 2.5 KiB | text/x-python | PythonLexer
user-group-api: use simple schema validator to be consistent how we validate...
r1831 # -*- coding: utf-8 -*-
# Copyright (C) 2016-2017 RhodeCode GmbH
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, version 3
# (only), as published by the Free Software Foundation.
#
# 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
# GNU 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, see <http://www.gnu.org/licenses/>.
#
# This program is dual-licensed. If you wish to learn more about the
# RhodeCode Enterprise Edition, including its added features, Support services,
# and proprietary license terms, please see https://rhodecode.com/licenses/
import re
import colander
from rhodecode.model.validation_schema import types, validators
from rhodecode.translation import _
@colander.deferred
def deferred_user_group_name_validator(node, kw):
def name_validator(node, value):
msg = _('Allowed in name are letters, numbers, and `-`, `_`, `.` '
'Name must start with a letter or number. Got `{}`').format(value)
if not re.match(r'^[a-zA-Z0-9]{1}[a-zA-Z0-9\-\_\.]+$', value):
raise colander.Invalid(node, msg)
return name_validator
@colander.deferred
def deferred_user_group_owner_validator(node, kw):
def owner_validator(node, value):
from rhodecode.model.db import User
existing = User.get_by_username(value)
if not existing:
msg = _(u'User group owner with id `{}` does not exists').format(value)
raise colander.Invalid(node, msg)
return owner_validator
class UserGroupSchema(colander.Schema):
user_group_name = colander.SchemaNode(
colander.String(),
validator=deferred_user_group_name_validator)
user_group_description = colander.SchemaNode(
colander.String(), missing='')
user_group_owner = colander.SchemaNode(
colander.String(),
validator=deferred_user_group_owner_validator)
user_group_active = colander.SchemaNode(
types.StringBooleanType(),
missing=False)
def deserialize(self, cstruct):
"""
Custom deserialize that allows to chain validation, and verify
permissions, and as last step uniqueness
"""
appstruct = super(UserGroupSchema, self).deserialize(cstruct)
return appstruct