python/samba/netcmd/user/password.py

   1 # user management
   2 #
   3 # user password
   4 #
   5 # Copyright Jelmer Vernooij 2010 <jelmer@samba.org>
   6 # Copyright Theresa Halloran 2011 <theresahalloran@gmail.com>
   7 #
   8 # This program is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 3 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # This program is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 #
  21
  22 from getpass import getpass
  23
  24 import samba.getopt as options
  25 from samba.net import Net
  26 from samba.netcmd import Command, CommandError, Option
  27
  28
  29 class cmd_user_password(Command):
  30     """Change password for a user account (the one provided in authentication).
  31 """
  32
  33     synopsis = "%prog [options]"
  34
  35     takes_options = [
  36         Option("--newpassword", help="New password", type=str),
  37     ]
  38
  39     takes_optiongroups = {
  40         "sambaopts": options.SambaOptions,
  41         "credopts": options.CredentialsOptions,
  42         "versionopts": options.VersionOptions,
  43     }
  44
  45     def run(self, credopts=None, sambaopts=None, versionopts=None,
  46             newpassword=None):
  47
  48         lp = sambaopts.get_loadparm()
  49         creds = credopts.get_credentials(lp)
  50
  51         # get old password now, to get the password prompts in the right order
  52         old_password = creds.get_password()
  53
  54         net = Net(creds, lp, server=credopts.ipaddress)
  55
  56         password = newpassword
  57         while True:
  58             if password is not None and password != '':
  59                 break
  60             password = getpass("New Password: ")
  61             passwordverify = getpass("Retype Password: ")
  62             if not password == passwordverify:
  63                 password = None
  64                 self.outf.write("Sorry, passwords do not match.\n")
  65
  66         try:
  67             if not isinstance(password, str):
  68                 password = password.decode('utf8')
  69             net.change_password(password)
  70         except Exception as msg:
  71             # FIXME: catch more specific exception
  72             raise CommandError("Failed to change password : %s" % msg)
  73         self.outf.write("Changed password OK\n")