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# vim:fileencoding=utf8:et:ts=4:sts=4:sw=4:ft=python
from django.conf import settings
from django.test import TestCase
from base64 import b64encode
from Crypto import Random
from mockldap import MockLdap
from passlib.hash import ldap_md5_crypt
from okupy import OkupyError
from okupy.accounts.models import LDAPUser
from okupy.common.ldap_helpers import get_bound_ldapuser
from okupy.common.test_helpers import ldap_users, set_request
from okupy.crypto.ciphers import cipher
from okupy.tests import vars
import ldap
class LDAPUserUnitTests(TestCase):
@classmethod
def setUpClass(cls):
cls.mockldap = MockLdap(vars.DIRECTORY)
def setUp(self):
self.mockldap.start()
self.ldapobject = self.mockldap[settings.AUTH_LDAP_SERVER_URI]
def tearDown(self):
self.mockldap.stop()
def test_return_unicode_username(self):
alice = LDAPUser.objects.get(username='alice')
self.assertEqual(alice.__unicode__(), u'alice')
self.assertTrue(isinstance(alice.__unicode__(), unicode))
def test_get_bound_ldapuser_from_request(self):
secondary_password = Random.get_random_bytes(48)
secondary_password_crypt = ldap_md5_crypt.encrypt(b64encode(
secondary_password))
self.ldapobject.directory[ldap_users('alice')[0]][
'userPassword'].append(secondary_password_crypt)
request = set_request('/', user=vars.USER_ALICE)
request.session['secondary_password'] = cipher.encrypt(
secondary_password)
with get_bound_ldapuser(request) as user:
self.assertEqual(user.username, vars.USER_ALICE.username)
def test_get_bound_ldapuser_bind_as_is_properly_set_from_request(self):
secondary_password = Random.get_random_bytes(48)
secondary_password_crypt = ldap_md5_crypt.encrypt(b64encode(
secondary_password))
self.ldapobject.directory[ldap_users('alice')[0]][
'userPassword'].append(secondary_password_crypt)
request = set_request('/', user=vars.USER_ALICE)
request.session['secondary_password'] = cipher.encrypt(
secondary_password)
with get_bound_ldapuser(request) as user: # noqa
db_alias = 'ldap_%s' % request.session.cache_key
self.assertEqual(settings.DATABASES[db_alias]['PASSWORD'],
b64encode(secondary_password))
def test_get_bound_ldapuser_bind_as_is_properly_set_from_password(self):
request = set_request('/', user=vars.USER_ALICE)
with get_bound_ldapuser(request, password='ldaptest') as user: # noqa
db_alias = 'ldap_%s' % request.session.cache_key
self.assertTrue(ldap_md5_crypt.verify(settings.DATABASES[db_alias][
'PASSWORD'], ldap_users('alice')[1]['userPassword'][0]))
def test_get_bound_ldapuser_password_set(self):
request = set_request('/', user=vars.USER_ALICE)
with get_bound_ldapuser(request, password='ldaptest') as user:
self.assertEqual(user.username, vars.USER_ALICE.username)
def test_get_bound_ldapuser_no_password_available(self):
request = set_request('/', user=vars.USER_ALICE)
self.assertRaises(OkupyError, get_bound_ldapuser, request)
def test_get_bound_ldapuser_invalid_secondary_password(self):
secondary_password = Random.get_random_bytes(48)
request = set_request('/', user=vars.USER_ALICE)
request.session['secondary_password'] = cipher.encrypt(
secondary_password)
self.assertRaises(ldap.INVALID_CREDENTIALS, get_bound_ldapuser,
request)
def test_get_bound_ldapuser_invalid_given_password(self):
request = set_request('/', user=vars.USER_ALICE)
self.assertRaises(ldap.INVALID_CREDENTIALS, get_bound_ldapuser,
request, 'test')
def test_get_bound_ldapuser_invalid_password_cleans_up_settings(self):
request = set_request('/', user=vars.USER_ALICE)
self.assertRaises(ldap.INVALID_CREDENTIALS, get_bound_ldapuser,
request, 'test')
db_alias = 'ldap_%s' % request.session.cache_key
self.assertNotIn('USER', settings.DATABASES.get(db_alias, {}))
self.assertNotIn('PASSWORD', settings.DATABASES.get(db_alias, {}))
def test_get_bound_ldapuser_context_manager_cleans_up_settings(self):
secondary_password = Random.get_random_bytes(48)
secondary_password_crypt = ldap_md5_crypt.encrypt(b64encode(
secondary_password))
self.ldapobject.directory[ldap_users('alice')[0]][
'userPassword'].append(secondary_password_crypt)
request = set_request('/', user=vars.USER_ALICE)
request.session['secondary_password'] = cipher.encrypt(
secondary_password)
with get_bound_ldapuser(request) as user: # noqa
pass
db_alias = 'ldap_%s' % request.session.cache_key
self.assertNotIn('USER', settings.DATABASES.get(db_alias, {}))
self.assertNotIn('PASSWORD', settings.DATABASES.get(db_alias, {}))
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