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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Unix SMB/CIFS implementation.
# This speed test aims to show difference in execution time for bulk
# creation of user objects. This will help us compare
# Samba4 vs MS Active Directory performance.
# Copyright (C) Zahari Zahariev <zahari.zahariev@postpath.com> 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/>.
#
import optparse
import sys
import time
import base64
from decimal import Decimal
sys.path.insert(0, "bin/python")
import samba
samba.ensure_external_module("testtools", "testtools")
samba.ensure_external_module("subunit", "subunit/python")
import samba.getopt as options
from ldb import (
SCOPE_BASE, SCOPE_SUBTREE, LdbError, ERR_NO_SUCH_OBJECT,
ERR_UNWILLING_TO_PERFORM, ERR_INSUFFICIENT_ACCESS_RIGHTS)
from samba.ndr import ndr_pack, ndr_unpack
from samba.dcerpc import security
from samba.auth import system_session
from samba import gensec, sd_utils
from samba.samdb import SamDB
from samba.credentials import Credentials
import samba.tests
from samba.tests import delete_force
from subunit.run import SubunitTestRunner
import unittest
parser = optparse.OptionParser("speedtest.py [options] <host>")
sambaopts = options.SambaOptions(parser)
parser.add_option_group(sambaopts)
parser.add_option_group(options.VersionOptions(parser))
# use command line creds if available
credopts = options.CredentialsOptions(parser)
parser.add_option_group(credopts)
opts, args = parser.parse_args()
if len(args) < 1:
parser.print_usage()
sys.exit(1)
host = args[0]
lp = sambaopts.get_loadparm()
creds = credopts.get_credentials(lp)
creds.set_gensec_features(creds.get_gensec_features() | gensec.FEATURE_SEAL)
#
# Tests start here
#
class SpeedTest(samba.tests.TestCase):
def find_domain_sid(self, ldb):
res = ldb.search(base=self.base_dn, expression="(objectClass=*)", scope=SCOPE_BASE)
return ndr_unpack(security.dom_sid,res[0]["objectSid"][0])
def setUp(self):
super(SpeedTest, self).setUp()
self.ldb_admin = ldb
self.base_dn = ldb.domain_dn()
self.domain_sid = security.dom_sid(ldb.get_domain_sid())
self.user_pass = "samba123@"
print "baseDN: %s" % self.base_dn
def create_user(self, user_dn):
ldif = """
dn: """ + user_dn + """
sAMAccountName: """ + user_dn.split(",")[0][3:] + """
objectClass: user
unicodePwd:: """ + base64.b64encode(("\"%s\"" % self.user_pass).encode('utf-16-le')) + """
url: www.example.com
"""
self.ldb_admin.add_ldif(ldif)
def create_group(self, group_dn, desc=None):
ldif = """
dn: """ + group_dn + """
objectClass: group
sAMAccountName: """ + group_dn.split(",")[0][3:] + """
groupType: 4
url: www.example.com
"""
self.ldb_admin.add_ldif(ldif)
def create_bundle(self, count):
for i in range(count):
self.create_user("cn=speedtestuser%d,cn=Users,%s" % (i+1, self.base_dn))
def remove_bundle(self, count):
for i in range(count):
delete_force(self.ldb_admin, "cn=speedtestuser%d,cn=Users,%s" % (i+1, self.base_dn))
def remove_test_users(self):
res = ldb.search(base="cn=Users,%s" % self.base_dn, expression="(objectClass=user)", scope=SCOPE_SUBTREE)
dn_list = [item.dn for item in res if "speedtestuser" in str(item.dn)]
for dn in dn_list:
delete_force(self.ldb_admin, dn)
class SpeedTestAddDel(SpeedTest):
def setUp(self):
super(SpeedTestAddDel, self).setUp()
def run_bundle(self, num):
print "\n=== Test ADD/DEL %s user objects ===\n" % num
avg_add = Decimal("0.0")
avg_del = Decimal("0.0")
for x in [1, 2, 3]:
start = time.time()
self.create_bundle(num)
res_add = Decimal( str(time.time() - start) )
avg_add += res_add
print " Attempt %s ADD: %.3fs" % ( x, float(res_add) )
#
start = time.time()
self.remove_bundle(num)
res_del = Decimal( str(time.time() - start) )
avg_del += res_del
print " Attempt %s DEL: %.3fs" % ( x, float(res_del) )
print "Average ADD: %.3fs" % float( Decimal(avg_add) / Decimal("3.0") )
print "Average DEL: %.3fs" % float( Decimal(avg_del) / Decimal("3.0") )
print ""
def test_00000(self):
""" Remove possibly undeleted test users from previous test
"""
self.remove_test_users()
def test_00010(self):
self.run_bundle(10)
def test_00100(self):
self.run_bundle(100)
def test_01000(self):
self.run_bundle(1000)
def _test_10000(self):
""" This test should be enabled preferably against MS Active Directory.
It takes quite the time against Samba4 (1-2 days).
"""
self.run_bundle(10000)
class AclSearchSpeedTest(SpeedTest):
def setUp(self):
super(AclSearchSpeedTest, self).setUp()
self.ldb_admin.newuser("acltestuser", "samba123@")
self.sd_utils = sd_utils.SDUtils(self.ldb_admin)
self.ldb_user = self.get_ldb_connection("acltestuser", "samba123@")
self.user_sid = self.sd_utils.get_object_sid(self.get_user_dn("acltestuser"))
def tearDown(self):
super(AclSearchSpeedTest, self).tearDown()
delete_force(self.ldb_admin, self.get_user_dn("acltestuser"))
def run_search_bundle(self, num, _ldb):
print "\n=== Creating %s user objects ===\n" % num
self.create_bundle(num)
mod = "(A;;LC;;;%s)(D;;RP;;;%s)" % (str(self.user_sid), str(self.user_sid))
for i in range(num):
self.sd_utils.dacl_add_ace("cn=speedtestuser%d,cn=Users,%s" %
(i+1, self.base_dn), mod)
print "\n=== %s user objects created ===\n" % num
print "\n=== Test search on %s user objects ===\n" % num
avg_search = Decimal("0.0")
for x in [1, 2, 3]:
start = time.time()
res = _ldb.search(base=self.base_dn, expression="(objectClass=*)", scope=SCOPE_SUBTREE)
res_search = Decimal( str(time.time() - start) )
avg_search += res_search
print " Attempt %s SEARCH: %.3fs" % ( x, float(res_search) )
print "Average Search: %.3fs" % float( Decimal(avg_search) / Decimal("3.0") )
self.remove_bundle(num)
def get_user_dn(self, name):
return "CN=%s,CN=Users,%s" % (name, self.base_dn)
def get_ldb_connection(self, target_username, target_password):
creds_tmp = Credentials()
creds_tmp.set_username(target_username)
creds_tmp.set_password(target_password)
creds_tmp.set_domain(creds.get_domain())
creds_tmp.set_realm(creds.get_realm())
creds_tmp.set_workstation(creds.get_workstation())
creds_tmp.set_gensec_features(creds_tmp.get_gensec_features()
| gensec.FEATURE_SEAL)
ldb_target = SamDB(url=host, credentials=creds_tmp, lp=lp)
return ldb_target
def test_search_01000(self):
self.run_search_bundle(1000, self.ldb_admin)
def test_search2_01000(self):
# allow the user to see objects but not attributes, all attributes will be filtered out
mod = "(A;;LC;;;%s)(D;;RP;;;%s)" % (str(self.user_sid), str(self.user_sid))
self.sd_utils.dacl_add_ace("CN=Users,%s" % self.base_dn, mod)
self.run_search_bundle(1000, self.ldb_user)
# Important unit running information
if not "://" in host:
host = "ldap://%s" % host
ldb_options = ["modules:paged_searches"]
ldb = SamDB(host, credentials=creds, session_info=system_session(), lp=lp, options=ldb_options)
runner = SubunitTestRunner()
rc = 0
if not runner.run(unittest.makeSuite(SpeedTestAddDel)).wasSuccessful():
rc = 1
if not runner.run(unittest.makeSuite(AclSearchSpeedTest)).wasSuccessful():
rc = 1
sys.exit(rc)
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