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authorZahari Zahariev <zahari.zahariev@postpath.com>2010-10-29 19:34:13 +0300
committerAnatoliy Atanasov <anatoliy.atanasov@postpath.com>2010-11-04 00:11:20 +0000
commit832cd99ea7168df3d07f5e57fb56a8db438dc62a (patch)
tree04b343376eb31fda09c188944d3c1541648347de
parent7e382a0496efdcbcd1189ab40a15702c54622200 (diff)
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Speed test with user objects
This is a modest speed test that aims to show performance difference between Samba4 vs MS Active Directory. It should be used with Samba-style credentials and no arguments like every other python unittest. Signed-off-by: Anatoliy Atanasov <anatoliy.atanasov@postpath.com> Autobuild-User: Anatoliy Atanasov <anatoliy@samba.org> Autobuild-Date: Thu Nov 4 00:11:20 UTC 2010 on sn-devel-104
-rw-r--r--source4/scripting/devel/speedtest.py191
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diff --git a/source4/scripting/devel/speedtest.py b/source4/scripting/devel/speedtest.py
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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
+from decimal import Decimal
+
+sys.path.append("bin/python")
+import samba
+samba.ensure_external_module("subunit", "subunit/python")
+samba.ensure_external_module("testtools", "testtools")
+
+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
+from samba.samdb import SamDB
+from samba.credentials import Credentials
+import samba.tests
+from subunit.run import SubunitTestRunner
+import unittest
+
+parser = optparse.OptionParser("speedtest [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 delete_force(self, ldb, dn):
+ try:
+ ldb.delete(dn)
+ except LdbError, (num, _):
+ self.assertEquals(num, ERR_NO_SUCH_OBJECT)
+
+ def find_basedn(self, ldb):
+ res = ldb.search(base="", expression="", scope=SCOPE_BASE,
+ attrs=["defaultNamingContext"])
+ self.assertEquals(len(res), 1)
+ return res[0]["defaultNamingContext"][0]
+
+ 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 = self.find_basedn(self.ldb_admin)
+ self.domain_sid = self.find_domain_sid(self.ldb_admin)
+ 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
+userPassword: """ + self.user_pass + """
+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:] + """
+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):
+ self.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:
+ self.delete_force(self.ldb_admin, dn)
+
+ 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)
+
+# 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(SpeedTest)).wasSuccessful():
+ rc = 1
+
+sys.exit(rc)