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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Unix SMB/CIFS implementation.
# Copyright (C) Kamen Mazdrashki <kamenim@samba.org> 2010
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# 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 General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
#
# Usage:
# export DC1=dc1_dns_name
# export DC2=dc2_dns_name
# export SUBUNITRUN=$samba4srcdir/scripting/bin/subunitrun
# PYTHONPATH="$PYTHONPATH:$samba4srcdir/torture/drs/python" $SUBUNITRUN delete_object -U"$DOMAIN/$DC_USERNAME"%"$DC_PASSWORD"
#
import sys
import time
import os
sys.path.append("bin/python")
from samba.auth import system_session
from ldb import SCOPE_BASE, SCOPE_SUBTREE
from samba.samdb import SamDB
import samba.tests
class DrsDeleteObjectTestCase(samba.tests.TestCase):
# RootDSE msg for DC1
info_dc1 = None
ldb_dc1 = None
# RootDSE msg for DC1
info_dc2 = None
ldb_dc2 = None
def setUp(self):
super(DrsDeleteObjectTestCase, self).setUp()
# connect to DCs singleton
if self.ldb_dc1 is None:
DrsDeleteObjectTestCase.dc1 = get_env_var("DC1")
DrsDeleteObjectTestCase.ldb_dc1 = connect_samdb(self.dc1)
if self.ldb_dc2 is None:
DrsDeleteObjectTestCase.dc2 = get_env_var("DC2")
DrsDeleteObjectTestCase.ldb_dc2 = connect_samdb(self.dc2)
# fetch rootDSEs
if self.info_dc1 is None:
ldb = self.ldb_dc1
res = ldb.search(base="", expression="", scope=SCOPE_BASE, attrs=["*"])
self.assertEquals(len(res), 1)
DrsDeleteObjectTestCase.info_dc1 = res[0]
if self.info_dc2 is None:
ldb = self.ldb_dc2
res = ldb.search(base="", expression="", scope=SCOPE_BASE, attrs=["*"])
self.assertEquals(len(res), 1)
DrsDeleteObjectTestCase.info_dc2 = res[0]
# cache some of RootDSE props
self.schema_dn = self.info_dc1["schemaNamingContext"][0]
self.domain_dn = self.info_dc1["defaultNamingContext"][0]
self.config_dn = self.info_dc1["configurationNamingContext"][0]
self.forest_level = int(self.info_dc1["forestFunctionality"][0])
# we will need DCs DNS names for 'net drs' command
self.dnsname_dc1 = self.info_dc1["dnsHostName"][0]
self.dnsname_dc2 = self.info_dc2["dnsHostName"][0]
pass
def tearDown(self):
super(DrsDeleteObjectTestCase, self).tearDown()
def _GUID_string(self, guid):
return self.ldb_dc1.schema_format_value("objectGUID", guid)
def _deleted_objects_dn(self, sam_ldb):
wkdn = "<WKGUID=18E2EA80684F11D2B9AA00C04F79F805,%s>" % self.domain_dn
res = sam_ldb.search(base=wkdn,
scope=SCOPE_BASE,
controls=["show_deleted:1"])
self.assertEquals(len(res), 1)
return str(res[0]["dn"])
def _make_username(self):
return "DrsDelObjUser_" + time.strftime("%s", time.gmtime())
def _check_user(self, sam_ldb, user_orig, is_deleted):
# search the user by guid as it may be deleted
guid_str = self._GUID_string(user_orig["objectGUID"][0])
expression = "(objectGUID=%s)" % guid_str
res = sam_ldb.search(base=self.domain_dn,
expression=expression,
controls=["show_deleted:1"])
self.assertEquals(len(res), 1)
user_cur = res[0]
# Deleted Object base DN
dodn = self._deleted_objects_dn(sam_ldb)
# now check properties of the user
name_orig = user_orig["cn"][0]
name_cur = user_cur["cn"][0]
if is_deleted:
self.assertEquals(user_cur["isDeleted"][0],"TRUE")
self.assertTrue(not("objectCategory" in user_cur))
self.assertTrue(not("sAMAccountType" in user_cur))
self.assertTrue(dodn in str(user_cur["dn"]),
"User %s is deleted but it is not located under %s!" % (name_orig, dodn))
self.assertEquals(name_cur, name_orig + "\nDEL:" + guid_str)
else:
self.assertTrue(not("isDeleted" in user_cur))
self.assertEquals(name_cur, name_orig)
self.assertEquals(user_orig["dn"], user_cur["dn"])
self.assertTrue(dodn not in str(user_cur["dn"]))
pass
def _net_drs_replicate(self, DC, fromDC):
# find out where is net command
net_cmd = os.path.abspath("./bin/net")
# make command line credentials string
creds = samba.tests.cmdline_credentials
cmd_line_auth = "-U%s/%s%%%s" % (creds.get_domain(),
creds.get_username(), creds.get_password())
# bin/net drs replicate <Dest_DC_NAME> <Src_DC_NAME> <Naming Context>
cmd_line = "%s drs replicate %s %s %s %s" % (net_cmd, DC, fromDC,
self.domain_dn, cmd_line_auth)
ret = os.system(cmd_line)
self.assertEquals(ret, 0, "Replicating %s from %s has failed!" % (DC, fromDC))
pass
def test_NetReplicateCmd(self):
"""Triggers replication from DC1 to DC2
and vice versa so both DCs are synchronized
before test_ReplicateDeteleteObject test"""
# replicate Domain NC on DC2 from DC1
self._net_drs_replicate(DC=self.dnsname_dc2, fromDC=self.dnsname_dc1)
# replicate Domain NC on DC1 from DC2
self._net_drs_replicate(DC=self.dnsname_dc1, fromDC=self.dnsname_dc2)
pass
def test_ReplicateDeteleteObject(self):
"""Verifies how a deleted-object is replicated between two DCs.
This test should verify that:
- deleted-object is replicated properly
TODO: We should verify that after replication,
object's state to conform to a deleted-object state
or tombstone -object, depending on DC's features
It will also be great if check replPropertyMetaData."""
# work-out unique username to test with
username = self._make_username()
# create user on DC1
self.ldb_dc1.newuser(username=username, password="P@sswOrd!")
ldb_res = self.ldb_dc1.search(base=self.domain_dn,
scope=SCOPE_SUBTREE,
expression="(samAccountName=%s)" % username)
self.assertEquals(len(ldb_res), 1)
user_orig = ldb_res[0]
user_dn = ldb_res[0]["dn"]
# check user info on DC1
print "Testing for %s with GUID %s" % (username, self._GUID_string(user_orig["objectGUID"][0]))
self._check_user(sam_ldb=self.ldb_dc1, user_orig=user_orig, is_deleted=False)
# trigger replication from DC1 to DC2
self._net_drs_replicate(DC=self.dnsname_dc2, fromDC=self.dnsname_dc1)
# delete user on DC1
self.ldb_dc1.delete(user_dn)
# check user info on DC1 - should be deleted
self._check_user(sam_ldb=self.ldb_dc1, user_orig=user_orig, is_deleted=True)
# check user info on DC2 - should be valid user
try:
self._check_user(sam_ldb=self.ldb_dc2, user_orig=user_orig, is_deleted=False)
except self.failureException:
print ("Checking for not isDeleted user on %s failed, "
"probably because a replication took place. "
"Ideally we should block automatic replications during this test, "
"but until then, just ignore the error" % self.dnsname_dc2)
# trigger replication from DC2 to DC1
# to check if deleted object gets restored
self._net_drs_replicate(DC=self.dnsname_dc1, fromDC=self.dnsname_dc2)
# check user info on DC1 - should be deleted
self._check_user(sam_ldb=self.ldb_dc1, user_orig=user_orig, is_deleted=True)
# check user info on DC2 - should be valid user
try:
self._check_user(sam_ldb=self.ldb_dc2, user_orig=user_orig, is_deleted=False)
except self.failureException:
print ("Checking for not isDeleted user on %s failed, "
"probably because a replication took place. "
"Ideally we should block automatic replications during this test, "
"but until then, just ignore the error" % self.dnsname_dc2)
# trigger replication from DC1 to DC2
# to check if deleted object is replicated
self._net_drs_replicate(DC=self.dnsname_dc2, fromDC=self.dnsname_dc1)
# check user info on DC1 - should be deleted
self._check_user(sam_ldb=self.ldb_dc1, user_orig=user_orig, is_deleted=True)
# check user info on DC2 - should be deleted
self._check_user(sam_ldb=self.ldb_dc2, user_orig=user_orig, is_deleted=True)
pass
########################################################################################
def get_env_var(var_name):
if not var_name in os.environ.keys():
raise AssertionError("Please supply %s in environment" % var_name)
return os.environ[var_name]
def connect_samdb(samdb_url):
ldb_options = []
if not "://" in samdb_url:
if os.path.isfile(samdb_url):
samdb_url = "tdb://%s" % samdb_url
else:
samdb_url = "ldap://%s" % samdb_url
# user 'paged_search' module when connecting remotely
ldb_options = ["modules:paged_searches"]
return SamDB(url=samdb_url,
lp=samba.tests.env_loadparm(),
session_info=system_session(),
credentials=samba.tests.cmdline_credentials,
options=ldb_options)
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