source4/scripting/devel/speedtest.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3 #
   4 # Unix SMB/CIFS implementation.
   5 # This speed test aims to show difference in execution time for bulk
   6 # creation of user objects. This will help us compare
   7 # Samba4 vs MS Active Directory performance.
   8
   9 # Copyright (C) Zahari Zahariev <zahari.zahariev@postpath.com> 2010
  10 #
  11 # This program is free software; you can redistribute it and/or modify
  12 # it under the terms of the GNU General Public License as published by
  13 # the Free Software Foundation; either version 3 of the License, or
  14 # (at your option) any later version.
  15 #
  16 # This program is distributed in the hope that it will be useful,
  17 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 # GNU General Public License for more details.
  20 #
  21 # You should have received a copy of the GNU General Public License
  22 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  23 #
  24
  25 import optparse
  26 import sys
  27 import time
  28 import base64
  29 from decimal import Decimal
  30
  31 sys.path.insert(0, "bin/python")
  32 import samba
  33 from samba.tests.subunitrun import TestProgram, SubunitOptions
  34
  35 import samba.getopt as options
  36
  37 from ldb import SCOPE_BASE, SCOPE_SUBTREE
  38 from samba.ndr import ndr_unpack
  39 from samba.dcerpc import security
  40
  41 from samba.auth import system_session
  42 from samba import gensec, sd_utils
  43 from samba.samdb import SamDB
  44 from samba.credentials import Credentials
  45 import samba.tests
  46 from samba.tests import delete_force
  47
  48 parser = optparse.OptionParser("speedtest.py [options] <host>")
  49 sambaopts = options.SambaOptions(parser)
  50 parser.add_option_group(sambaopts)
  51 parser.add_option_group(options.VersionOptions(parser))
  52
  53 # use command line creds if available
  54 credopts = options.CredentialsOptions(parser)
  55 parser.add_option_group(credopts)
  56 subunitopts = SubunitOptions(parser)
  57 parser.add_option_group(subunitopts)
  58 opts, args = parser.parse_args()
  59
  60 if len(args) < 1:
  61     parser.print_usage()
  62     sys.exit(1)
  63
  64 host = args[0]
  65
  66 lp = sambaopts.get_loadparm()
  67 creds = credopts.get_credentials(lp)
  68 creds.set_gensec_features(creds.get_gensec_features() | gensec.FEATURE_SEAL)
  69
  70 #
  71 # Tests start here
  72 #
  73
  74 class SpeedTest(samba.tests.TestCase):
  75
  76     def find_domain_sid(self, ldb):
  77         res = ldb.search(base=self.base_dn, expression="(objectClass=*)", scope=SCOPE_BASE)
  78         return ndr_unpack(security.dom_sid,res[0]["objectSid"][0])
  79
  80     def setUp(self):
  81         super(SpeedTest, self).setUp()
  82         self.ldb_admin = ldb
  83         self.base_dn = ldb.domain_dn()
  84         self.domain_sid = security.dom_sid(ldb.get_domain_sid())
  85         self.user_pass = "samba123@"
  86         print "baseDN: %s" % self.base_dn
  87
  88     def create_user(self, user_dn):
  89         ldif = """
  90 dn: """ + user_dn + """
  91 sAMAccountName: """ + user_dn.split(",")[0][3:] + """
  92 objectClass: user
  93 unicodePwd:: """ + base64.b64encode(("\"%s\"" % self.user_pass).encode('utf-16-le')) + """
  94 url: www.example.com
  95 """
  96         self.ldb_admin.add_ldif(ldif)
  97
  98     def create_group(self, group_dn, desc=None):
  99         ldif = """
 100 dn: """ + group_dn + """
 101 objectClass: group
 102 sAMAccountName: """ + group_dn.split(",")[0][3:] + """
 103 groupType: 4
 104 url: www.example.com
 105 """
 106         self.ldb_admin.add_ldif(ldif)
 107
 108     def create_bundle(self, count):
 109         for i in range(count):
 110             self.create_user("cn=speedtestuser%d,cn=Users,%s" % (i+1, self.base_dn))
 111
 112     def remove_bundle(self, count):
 113         for i in range(count):
 114             delete_force(self.ldb_admin, "cn=speedtestuser%d,cn=Users,%s" % (i+1, self.base_dn))
 115
 116     def remove_test_users(self):
 117         res = ldb.search(base="cn=Users,%s" % self.base_dn, expression="(objectClass=user)", scope=SCOPE_SUBTREE)
 118         dn_list = [item.dn for item in res if "speedtestuser" in str(item.dn)]
 119         for dn in dn_list:
 120             delete_force(self.ldb_admin, dn)
 121
 122 class SpeedTestAddDel(SpeedTest):
 123
 124     def setUp(self):
 125         super(SpeedTestAddDel, self).setUp()
 126
 127     def run_bundle(self, num):
 128         print "\n=== Test ADD/DEL %s user objects ===\n" % num
 129         avg_add = Decimal("0.0")
 130         avg_del = Decimal("0.0")
 131         for x in [1, 2, 3]:
 132             start = time.time()
 133             self.create_bundle(num)
 134             res_add = Decimal( str(time.time() - start) )
 135             avg_add += res_add
 136             print "   Attempt %s ADD: %.3fs" % ( x, float(res_add) )
 137             #
 138             start = time.time()
 139             self.remove_bundle(num)
 140             res_del = Decimal( str(time.time() - start) )
 141             avg_del += res_del
 142             print "   Attempt %s DEL: %.3fs" % ( x, float(res_del) )
 143         print "Average ADD: %.3fs" % float( Decimal(avg_add) / Decimal("3.0") )
 144         print "Average DEL: %.3fs" % float( Decimal(avg_del) / Decimal("3.0") )
 145         print ""
 146
 147     def test_00000(self):
 148         """ Remove possibly undeleted test users from previous test
 149         """
 150         self.remove_test_users()
 151
 152     def test_00010(self):
 153         self.run_bundle(10)
 154
 155     def test_00100(self):
 156         self.run_bundle(100)
 157
 158     def test_01000(self):
 159         self.run_bundle(1000)
 160
 161     def _test_10000(self):
 162         """ This test should be enabled preferably against MS Active Directory.
 163             It takes quite the time against Samba4 (1-2 days).
 164         """
 165         self.run_bundle(10000)
 166
 167 class AclSearchSpeedTest(SpeedTest):
 168
 169     def setUp(self):
 170         super(AclSearchSpeedTest, self).setUp()
 171         self.ldb_admin.newuser("acltestuser", "samba123@")
 172         self.sd_utils = sd_utils.SDUtils(self.ldb_admin)
 173         self.ldb_user = self.get_ldb_connection("acltestuser", "samba123@")
 174         self.user_sid = self.sd_utils.get_object_sid(self.get_user_dn("acltestuser"))
 175
 176     def tearDown(self):
 177         super(AclSearchSpeedTest, self).tearDown()
 178         delete_force(self.ldb_admin, self.get_user_dn("acltestuser"))
 179
 180     def run_search_bundle(self, num, _ldb):
 181         print "\n=== Creating %s user objects ===\n" % num
 182         self.create_bundle(num)
 183         mod = "(A;;LC;;;%s)(D;;RP;;;%s)" % (str(self.user_sid), str(self.user_sid))
 184         for i in range(num):
 185             self.sd_utils.dacl_add_ace("cn=speedtestuser%d,cn=Users,%s" %
 186                                        (i+1, self.base_dn), mod)
 187         print "\n=== %s user objects created ===\n" % num
 188         print "\n=== Test search on %s user objects ===\n" % num
 189         avg_search = Decimal("0.0")
 190         for x in [1, 2, 3]:
 191             start = time.time()
 192             res = _ldb.search(base=self.base_dn, expression="(objectClass=*)", scope=SCOPE_SUBTREE)
 193             res_search = Decimal( str(time.time() - start) )
 194             avg_search += res_search
 195             print "   Attempt %s SEARCH: %.3fs" % ( x, float(res_search) )
 196         print "Average Search: %.3fs" % float( Decimal(avg_search) / Decimal("3.0") )
 197         self.remove_bundle(num)
 198
 199     def get_user_dn(self, name):
 200         return "CN=%s,CN=Users,%s" % (name, self.base_dn)
 201
 202     def get_ldb_connection(self, target_username, target_password):
 203         creds_tmp = Credentials()
 204         creds_tmp.set_username(target_username)
 205         creds_tmp.set_password(target_password)
 206         creds_tmp.set_domain(creds.get_domain())
 207         creds_tmp.set_realm(creds.get_realm())
 208         creds_tmp.set_workstation(creds.get_workstation())
 209         creds_tmp.set_gensec_features(creds_tmp.get_gensec_features()
 210                                       | gensec.FEATURE_SEAL)
 211         ldb_target = SamDB(url=host, credentials=creds_tmp, lp=lp)
 212         return ldb_target
 213
 214     def test_search_01000(self):
 215         self.run_search_bundle(1000, self.ldb_admin)
 216
 217     def test_search2_01000(self):
 218         # allow the user to see objects but not attributes, all attributes will be filtered out
 219         mod = "(A;;LC;;;%s)(D;;RP;;;%s)" % (str(self.user_sid), str(self.user_sid))
 220         self.sd_utils.dacl_add_ace("CN=Users,%s" % self.base_dn, mod)
 221         self.run_search_bundle(1000, self.ldb_user)
 222
 223 # Important unit running information
 224
 225 if not "://" in host:
 226     host = "ldap://%s" % host
 227
 228 ldb_options = ["modules:paged_searches"]
 229 ldb = SamDB(host, credentials=creds, session_info=system_session(), lp=lp, options=ldb_options)
 230
 231 TestProgram(module=__name__, opts=subunitopts)