django1/django/contrib/auth/management/commands/changepassword.py

61 lines
1.9 KiB
Python

import getpass
from optparse import make_option
from django.contrib.auth import get_user_model
from django.core.management.base import BaseCommand, CommandError
from django.db import DEFAULT_DB_ALIAS
class Command(BaseCommand):
option_list = BaseCommand.option_list + (
make_option('--database', action='store', dest='database',
default=DEFAULT_DB_ALIAS, help='Specifies the database to use. Default is "default".'),
)
help = "Change a user's password for django.contrib.auth."
requires_model_validation = False
def _get_pass(self, prompt="Password: "):
p = getpass.getpass(prompt=prompt)
if not p:
raise CommandError("aborted")
return p
def handle(self, *args, **options):
if len(args) > 1:
raise CommandError("need exactly one or zero arguments for username")
if args:
username, = args
else:
username = getpass.getuser()
UserModel = get_user_model()
try:
u = UserModel._default_manager.using(options.get('database')).get(**{
UserModel.USERNAME_FIELD: username
})
except UserModel.DoesNotExist:
raise CommandError("user '%s' does not exist" % username)
self.stdout.write("Changing password for user '%s'\n" % u)
MAX_TRIES = 3
count = 0
p1, p2 = 1, 2 # To make them initially mismatch.
while p1 != p2 and count < MAX_TRIES:
p1 = self._get_pass()
p2 = self._get_pass("Password (again): ")
if p1 != p2:
self.stdout.write("Passwords do not match. Please try again.\n")
count = count + 1
if count == MAX_TRIES:
raise CommandError("Aborting password change for user '%s' after %s attempts" % (u, count))
u.set_password(p1)
u.save()
return "Password changed successfully for user '%s'" % u