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# coding: utf-8
# users.py - functions for validating the user to change information for
#
# Copyright (C) 2013 Arthur de Jong
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
import getpass
import os
import pwd
import sys
class User(object):
def __init__(self, username):
self.myuid = os.getuid()
if username:
userinfo = pwd.getpwnam(username)
else:
self.asroot = False
userinfo = pwd.getpwuid(self.myuid)
(self.username, self.password, self.uid, self.gid, self.gecos,
self.homedir, self.shell) = userinfo
# if we are trying to modify another user we should be root
self.asroot = self.myuid != self.uid
def check(self):
"""Check if the user we want to modify is an LDAP user and whether
we may modify the user information."""
if self.asroot and self.myuid != 0:
print("%s: you may not modify user '%s'.\n" %
(sys.argv[0], self.username))
sys.exit(1)
# FIXME: check if the user is an LDAP user
def get_passwd(self):
"""Ask and return a password that is required to change the user."""
# FIXME: only ask the password if we require it
# (e.g. when root and nslcd has userpwmoddn we don't need to)
return getpass.getpass(
'LDAP administrator password: '
if self.asroot else
'LDAP password for %s: ' % self.username
)
# FIXME: check if the provided password is valid
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