lp = sambaopts.get_loadparm()
global_creds = credopts.get_credentials(lp)
+import password_lockout_base
+
#
# Tests start here
#
-class BasePasswordTestCase(samba.tests.TestCase):
- def _open_samr_user(self, res):
- self.assertTrue("objectSid" in res[0])
-
- (domain_sid, rid) = ndr_unpack(security.dom_sid, res[0]["objectSid"][0]).split()
- self.assertEquals(self.domain_sid, domain_sid)
-
- return self.samr.OpenUser(self.samr_domain, security.SEC_FLAG_MAXIMUM_ALLOWED, rid)
-
- def _reset_samr(self, res):
-
- # Now reset the lockout, by removing ACB_AUTOLOCK (which removes the lock, despite being a generated attribute)
- samr_user = self._open_samr_user(res)
- acb_info = self.samr.QueryUserInfo(samr_user, 16)
- acb_info.acct_flags &= ~samr.ACB_AUTOLOCK
- self.samr.SetUserInfo(samr_user, 16, acb_info)
- self.samr.Close(samr_user)
-
- def _check_attribute(self, res, name, value):
- if value is None:
- self.assertTrue(name not in res[0],
- msg="attr[%s]=%r on dn[%s]" %
- (name, res[0], res[0].dn))
- return
-
- if isinstance(value, tuple):
- (mode, value) = value
- else:
- mode = "equal"
-
- if mode == "ignore":
- return
-
- if mode == "absent":
- self.assertFalse(name in res[0],
- msg="attr[%s] not missing on dn[%s]" %
- (name, res[0].dn))
- return
-
- self.assertTrue(name in res[0],
- msg="attr[%s] missing on dn[%s]" %
- (name, res[0].dn))
- self.assertTrue(len(res[0][name]) == 1,
- msg="attr[%s]=%r on dn[%s]" %
- (name, res[0][name], res[0].dn))
-
-
- print "%s = '%s'" % (name, res[0][name][0])
-
- if mode == "present":
- return
-
- if mode == "equal":
- v = int(res[0][name][0])
- value = int(value)
- msg = ("attr[%s]=[%s] != [%s] on dn[%s]\n"
- "(diff %d; actual value is %s than expected)" %
- (name, v, value, res[0].dn, v - value,
- ('less' if v < value else 'greater')))
-
- self.assertTrue(v == value, msg)
- return
-
- if mode == "greater":
- v = int(res[0][name][0])
- self.assertTrue(v > int(value),
- msg="attr[%s]=[%s] <= [%s] on dn[%s] (diff %d)" %
- (name, v, int(value), res[0].dn, v - int(value)))
- return
- if mode == "less":
- v = int(res[0][name][0])
- self.assertTrue(v < int(value),
- msg="attr[%s]=[%s] >= [%s] on dn[%s] (diff %d)" %
- (name, v, int(value), res[0].dn, v - int(value)))
- return
- self.assertEqual(mode, not mode, "Invalid Mode[%s]" % mode)
-
- def _check_account(self, dn,
- badPwdCount=None,
- badPasswordTime=None,
- logonCount=None,
- lastLogon=None,
- lastLogonTimestamp=None,
- lockoutTime=None,
- userAccountControl=None,
- msDSUserAccountControlComputed=None,
- effective_bad_password_count=None,
- msg=None):
- print '-=' * 36
- if msg is not None:
- print "\033[01;32m %s \033[00m\n" % msg
- attrs = [
- "objectSid",
- "badPwdCount",
- "badPasswordTime",
- "lastLogon",
- "lastLogonTimestamp",
- "logonCount",
- "lockoutTime",
- "userAccountControl",
- "msDS-User-Account-Control-Computed"
- ]
-
- # in order to prevent some time resolution problems we sleep for
- # 10 micro second
- time.sleep(0.01)
-
- res = self.ldb.search(dn, scope=SCOPE_BASE, attrs=attrs)
- self.assertTrue(len(res) == 1)
- self._check_attribute(res, "badPwdCount", badPwdCount)
- self._check_attribute(res, "badPasswordTime", badPasswordTime)
- self._check_attribute(res, "logonCount", logonCount)
- self._check_attribute(res, "lastLogon", lastLogon)
- self._check_attribute(res, "lastLogonTimestamp", lastLogonTimestamp)
- self._check_attribute(res, "lockoutTime", lockoutTime)
- self._check_attribute(res, "userAccountControl", userAccountControl)
- self._check_attribute(res, "msDS-User-Account-Control-Computed",
- msDSUserAccountControlComputed)
-
- lastLogon = int(res[0]["lastLogon"][0])
- logonCount = int(res[0]["logonCount"][0])
-
- samr_user = self._open_samr_user(res)
- uinfo3 = self.samr.QueryUserInfo(samr_user, 3)
- uinfo5 = self.samr.QueryUserInfo(samr_user, 5)
- uinfo16 = self.samr.QueryUserInfo(samr_user, 16)
- uinfo21 = self.samr.QueryUserInfo(samr_user, 21)
- self.samr.Close(samr_user)
-
- expected_acb_info = 0
- if userAccountControl & dsdb.UF_NORMAL_ACCOUNT:
- expected_acb_info |= samr.ACB_NORMAL
- if userAccountControl & dsdb.UF_ACCOUNTDISABLE:
- expected_acb_info |= samr.ACB_DISABLED
- if userAccountControl & dsdb.UF_PASSWD_NOTREQD:
- expected_acb_info |= samr.ACB_PWNOTREQ
- if msDSUserAccountControlComputed & dsdb.UF_LOCKOUT:
- expected_acb_info |= samr.ACB_AUTOLOCK
- if msDSUserAccountControlComputed & dsdb.UF_PASSWORD_EXPIRED:
- expected_acb_info |= samr.ACB_PW_EXPIRED
-
- expected_bad_password_count = 0
- if badPwdCount is not None:
- expected_bad_password_count = badPwdCount
- if effective_bad_password_count is None:
- effective_bad_password_count = expected_bad_password_count
-
- self.assertEquals(uinfo3.acct_flags, expected_acb_info)
- self.assertEquals(uinfo3.bad_password_count, expected_bad_password_count)
- self.assertEquals(uinfo3.last_logon, lastLogon)
- self.assertEquals(uinfo3.logon_count, logonCount)
-
- self.assertEquals(uinfo5.acct_flags, expected_acb_info)
- self.assertEquals(uinfo5.bad_password_count, effective_bad_password_count)
- self.assertEquals(uinfo5.last_logon, lastLogon)
- self.assertEquals(uinfo5.logon_count, logonCount)
-
- self.assertEquals(uinfo16.acct_flags, expected_acb_info)
-
- self.assertEquals(uinfo21.acct_flags, expected_acb_info)
- self.assertEquals(uinfo21.bad_password_count, effective_bad_password_count)
- self.assertEquals(uinfo21.last_logon, lastLogon)
- self.assertEquals(uinfo21.logon_count, logonCount)
-
- # check LDAP again and make sure the samr.QueryUserInfo
- # doesn't have any impact.
- res2 = self.ldb.search(dn, scope=SCOPE_BASE, attrs=attrs)
- self.assertEquals(res[0], res2[0])
-
- # in order to prevent some time resolution problems we sleep for
- # 10 micro second
- time.sleep(0.01)
- return res
-
- def _readd_user(self, creds, lockOutObservationWindow=0):
- username = creds.get_username()
- userpass = creds.get_password()
- userdn = "cn=%s,cn=users,%s" % (username, self.base_dn)
-
- use_kerberos = creds.get_kerberos_state()
- if use_kerberos == MUST_USE_KERBEROS:
- logoncount_relation = 'greater'
- lastlogon_relation = 'greater'
- else:
- logoncount_relation = 'equal'
- if lockOutObservationWindow == 0:
- lastlogon_relation = 'greater'
- else:
- lastlogon_relation = 'equal'
-
- delete_force(self.ldb, userdn)
- self.ldb.add({
- "dn": userdn,
- "objectclass": "user",
- "sAMAccountName": username})
-
- self.addCleanup(delete_force, self.ldb, userdn)
-
- res = self._check_account(userdn,
- badPwdCount=0,
- badPasswordTime=0,
- logonCount=0,
- lastLogon=0,
- lastLogonTimestamp=('absent', None),
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT |
- dsdb.UF_ACCOUNTDISABLE |
- dsdb.UF_PASSWD_NOTREQD,
- msDSUserAccountControlComputed=
- dsdb.UF_PASSWORD_EXPIRED)
-
- # SAMR doesn't have any impact if dsdb.UF_LOCKOUT isn't present.
- # It doesn't create "lockoutTime" = 0.
- self._reset_samr(res)
-
- res = self._check_account(userdn,
- badPwdCount=0,
- badPasswordTime=0,
- logonCount=0,
- lastLogon=0,
- lastLogonTimestamp=('absent', None),
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT |
- dsdb.UF_ACCOUNTDISABLE |
- dsdb.UF_PASSWD_NOTREQD,
- msDSUserAccountControlComputed=
- dsdb.UF_PASSWORD_EXPIRED)
-
- # Tests a password change when we don't have any password yet with a
- # wrong old password
- try:
- self.ldb.modify_ldif("""
-dn: """ + userdn + """
-changetype: modify
-delete: userPassword
-userPassword: noPassword
-add: userPassword
-userPassword: thatsAcomplPASS2
-""")
- self.fail()
- except LdbError, (num, msg):
- self.assertEquals(num, ERR_CONSTRAINT_VIOLATION)
- # Windows (2008 at least) seems to have some small bug here: it
- # returns "0000056A" on longer (always wrong) previous passwords.
- self.assertTrue('00000056' in msg, msg)
-
- res = self._check_account(userdn,
- badPwdCount=1,
- badPasswordTime=("greater", 0),
- logonCount=0,
- lastLogon=0,
- lastLogonTimestamp=('absent', None),
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT |
- dsdb.UF_ACCOUNTDISABLE |
- dsdb.UF_PASSWD_NOTREQD,
- msDSUserAccountControlComputed=
- dsdb.UF_PASSWORD_EXPIRED)
- badPwdCount = int(res[0]["badPwdCount"][0])
- badPasswordTime = int(res[0]["badPasswordTime"][0])
-
- # Sets the initial user password with a "special" password change
- # I think that this internally is a password set operation and it can
- # only be performed by someone which has password set privileges on the
- # account (at least in s4 we do handle it like that).
- self.ldb.modify_ldif("""
-dn: """ + userdn + """
-changetype: modify
-delete: userPassword
-add: userPassword
-userPassword: """ + userpass + """
-""")
-
- res = self._check_account(userdn,
- badPwdCount=badPwdCount,
- badPasswordTime=badPasswordTime,
- logonCount=0,
- lastLogon=0,
- lastLogonTimestamp=('absent', None),
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT |
- dsdb.UF_ACCOUNTDISABLE |
- dsdb.UF_PASSWD_NOTREQD,
- msDSUserAccountControlComputed=0)
-
- # Enables the user account
- self.ldb.enable_account("(sAMAccountName=%s)" % username)
-
- res = self._check_account(userdn,
- badPwdCount=badPwdCount,
- badPasswordTime=badPasswordTime,
- logonCount=0,
- lastLogon=0,
- lastLogonTimestamp=('absent', None),
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
- if lockOutObservationWindow != 0:
- time.sleep(lockOutObservationWindow + 1)
- effective_bad_password_count = 0
- else:
- effective_bad_password_count = badPwdCount
-
- res = self._check_account(userdn,
- badPwdCount=badPwdCount,
- effective_bad_password_count=effective_bad_password_count,
- badPasswordTime=badPasswordTime,
- logonCount=0,
- lastLogon=0,
- lastLogonTimestamp=('absent', None),
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
-
- ldb = SamDB(url=self.host_url, credentials=creds, lp=self.lp)
-
- if lockOutObservationWindow == 0:
- badPwdCount = 0
- effective_bad_password_count = 0
- if use_kerberos == MUST_USE_KERBEROS:
- badPwdCount = 0
- effective_bad_password_count = 0
-
- res = self._check_account(userdn,
- badPwdCount=badPwdCount,
- effective_bad_password_count=effective_bad_password_count,
- badPasswordTime=badPasswordTime,
- logonCount=(logoncount_relation, 0),
- lastLogon=(lastlogon_relation, 0),
- lastLogonTimestamp=('greater', badPasswordTime),
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
-
- logonCount = int(res[0]["logonCount"][0])
- lastLogon = int(res[0]["lastLogon"][0])
- lastLogonTimestamp = int(res[0]["lastLogonTimestamp"][0])
- if lastlogon_relation == 'greater':
- self.assertGreater(lastLogon, badPasswordTime)
- self.assertGreaterEqual(lastLogon, lastLogonTimestamp)
-
- res = self._check_account(userdn,
- badPwdCount=badPwdCount,
- effective_bad_password_count=effective_bad_password_count,
- badPasswordTime=badPasswordTime,
- logonCount=logonCount,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
- return ldb
-
- def assertLoginFailure(self, url, creds, lp, errno=ERR_INVALID_CREDENTIALS):
- try:
- ldb = SamDB(url=url, credentials=creds, lp=lp)
- self.fail("Login unexpectedly succeeded")
- except LdbError, (num, msg):
- if errno is not None:
- self.assertEquals(num, errno, ("Login failed in the wrong way"
- "(got err %d, expected %d)" %
- (num, errno)))
-
+class PasswordTests(password_lockout_base.BasePasswordTestCase):
def setUp(self):
self.host = host
self.host_url = host_url
self.lp = lp
self.global_creds = global_creds
- super(BasePasswordTestCase, self).setUp()
-
- self.global_creds.set_gensec_features(self.global_creds.get_gensec_features() |
- gensec.FEATURE_SEAL)
-
- self.template_creds = Credentials()
- self.template_creds.set_username("testuser")
- self.template_creds.set_password("thatsAcomplPASS1")
- self.template_creds.set_domain(self.global_creds.get_domain())
- self.template_creds.set_realm(self.global_creds.get_realm())
- self.template_creds.set_workstation(self.global_creds.get_workstation())
- self.template_creds.set_gensec_features(self.global_creds.get_gensec_features())
- self.template_creds.set_kerberos_state(self.global_creds.get_kerberos_state())
-
- self.ldb = SamDB(url=self.host_url, session_info=system_session(lp),
- credentials=global_creds, lp=lp)
-
- # Gets back the basedn
- base_dn = self.ldb.domain_dn()
-
- # Gets back the configuration basedn
- configuration_dn = self.ldb.get_config_basedn().get_linearized()
-
- # Get the old "dSHeuristics" if it was set
- dsheuristics = self.ldb.get_dsheuristics()
-
- # Reset the "dSHeuristics" as they were before
- self.addCleanup(self.ldb.set_dsheuristics, dsheuristics)
-
- res = self.ldb.search(base_dn,
- scope=SCOPE_BASE, attrs=["lockoutDuration", "lockOutObservationWindow", "lockoutThreshold"])
-
- if "lockoutDuration" in res[0]:
- lockoutDuration = res[0]["lockoutDuration"][0]
- else:
- lockoutDuration = 0
-
- if "lockoutObservationWindow" in res[0]:
- lockoutObservationWindow = res[0]["lockoutObservationWindow"][0]
- else:
- lockoutObservationWindow = 0
-
- if "lockoutThreshold" in res[0]:
- lockoutThreshold = res[0]["lockoutThreshold"][0]
- else:
- lockoutTreshold = 0
-
- self.addCleanup(self.ldb.modify_ldif, """
-dn: """ + base_dn + """
-changetype: modify
-replace: lockoutDuration
-lockoutDuration: """ + str(lockoutDuration) + """
-replace: lockoutObservationWindow
-lockoutObservationWindow: """ + str(lockoutObservationWindow) + """
-replace: lockoutThreshold
-lockoutThreshold: """ + str(lockoutThreshold) + """
-""")
-
- m = Message()
- m.dn = Dn(self.ldb, base_dn)
-
- self.account_lockout_duration = 2
- account_lockout_duration_ticks = -int(self.account_lockout_duration * (1e7))
-
- m["lockoutDuration"] = MessageElement(str(account_lockout_duration_ticks),
- FLAG_MOD_REPLACE, "lockoutDuration")
-
- account_lockout_threshold = 3
- m["lockoutThreshold"] = MessageElement(str(account_lockout_threshold),
- FLAG_MOD_REPLACE, "lockoutThreshold")
-
- self.lockout_observation_window = 2
- lockout_observation_window_ticks = -int(self.lockout_observation_window * (1e7))
-
- m["lockOutObservationWindow"] = MessageElement(str(lockout_observation_window_ticks),
- FLAG_MOD_REPLACE, "lockOutObservationWindow")
-
- self.ldb.modify(m)
-
- # Set the "dSHeuristics" to activate the correct "userPassword" behaviour
- self.ldb.set_dsheuristics("000000001")
-
- # Get the old "minPwdAge"
- minPwdAge = self.ldb.get_minPwdAge()
-
- # Reset the "minPwdAge" as it was before
- self.addCleanup(self.ldb.set_minPwdAge, minPwdAge)
-
- # Set it temporarely to "0"
- self.ldb.set_minPwdAge("0")
-
- self.base_dn = self.ldb.domain_dn()
-
- self.domain_sid = security.dom_sid(self.ldb.get_domain_sid())
- self.samr = samr.samr("ncacn_ip_tcp:%s[seal]" % self.host, self.lp, self.global_creds)
- self.samr_handle = self.samr.Connect2(None, security.SEC_FLAG_MAXIMUM_ALLOWED)
- self.samr_domain = self.samr.OpenDomain(self.samr_handle, security.SEC_FLAG_MAXIMUM_ALLOWED, self.domain_sid)
-
- # (Re)adds the test user accounts
- self.lockout1krb5_creds = self.insta_creds(self.template_creds,
- username="lockout1krb5",
- userpass="thatsAcomplPASS0",
- kerberos_state=MUST_USE_KERBEROS)
- self.lockout1krb5_ldb = self._readd_user(self.lockout1krb5_creds)
- self.lockout2krb5_creds = self.insta_creds(self.template_creds,
- username="lockout2krb5",
- userpass="thatsAcomplPASS0",
- kerberos_state=MUST_USE_KERBEROS)
- self.lockout2krb5_ldb = self._readd_user(self.lockout2krb5_creds,
- lockOutObservationWindow=self.lockout_observation_window)
- self.lockout1ntlm_creds = self.insta_creds(self.template_creds,
- username="lockout1ntlm",
- userpass="thatsAcomplPASS0",
- kerberos_state=DONT_USE_KERBEROS)
- self.lockout1ntlm_ldb = self._readd_user(self.lockout1ntlm_creds)
- self.lockout2ntlm_creds = self.insta_creds(self.template_creds,
- username="lockout2ntlm",
- userpass="thatsAcomplPASS0",
- kerberos_state=DONT_USE_KERBEROS)
- self.lockout2ntlm_ldb = self._readd_user(self.lockout2ntlm_creds,
- lockOutObservationWindow=self.lockout_observation_window)
-
- def tearDown(self):
- super(BasePasswordTestCase, self).tearDown()
-
- def _test_login_lockout(self, creds):
- username = creds.get_username()
- userpass = creds.get_password()
- userdn = "cn=%s,cn=users,%s" % (username, self.base_dn)
-
- use_kerberos = creds.get_kerberos_state()
- # This unlocks by waiting for account_lockout_duration
- if use_kerberos == MUST_USE_KERBEROS:
- logoncount_relation = 'greater'
- lastlogon_relation = 'greater'
- print "Performs a lockout attempt against LDAP using Kerberos"
- else:
- logoncount_relation = 'equal'
- lastlogon_relation = 'equal'
- print "Performs a lockout attempt against LDAP using NTLM"
-
- # Change password on a connection as another user
- res = self._check_account(userdn,
- badPwdCount=0,
- badPasswordTime=("greater", 0),
- logonCount=(logoncount_relation, 0),
- lastLogon=("greater", 0),
- lastLogonTimestamp=("greater", 0),
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
- badPasswordTime = int(res[0]["badPasswordTime"][0])
- logonCount = int(res[0]["logonCount"][0])
- lastLogon = int(res[0]["lastLogon"][0])
- firstLogon = lastLogon
- lastLogonTimestamp = int(res[0]["lastLogonTimestamp"][0])
- print firstLogon
- print lastLogonTimestamp
-
-
- self.assertGreater(lastLogon, badPasswordTime)
- self.assertGreaterEqual(lastLogon, lastLogonTimestamp)
-
- # Open a second LDB connection with the user credentials. Use the
- # command line credentials for informations like the domain, the realm
- # and the workstation.
- creds_lockout = self.insta_creds(creds)
-
- # The wrong password
- creds_lockout.set_password("thatsAcomplPASS1x")
-
- self.assertLoginFailure(self.host_url, creds_lockout, self.lp)
-
- res = self._check_account(userdn,
- badPwdCount=1,
- badPasswordTime=("greater", badPasswordTime),
- logonCount=logonCount,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0,
- msg='lastlogontimestamp with wrong password')
- badPasswordTime = int(res[0]["badPasswordTime"][0])
-
- # Correct old password
- creds_lockout.set_password(userpass)
-
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
-
- # lastLogonTimestamp should not change
- # lastLogon increases if badPwdCount is non-zero (!)
- res = self._check_account(userdn,
- badPwdCount=0,
- badPasswordTime=badPasswordTime,
- logonCount=(logoncount_relation, logonCount),
- lastLogon=('greater', lastLogon),
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0,
- msg='LLTimestamp is updated to lastlogon')
-
- logonCount = int(res[0]["logonCount"][0])
- lastLogon = int(res[0]["lastLogon"][0])
- self.assertGreater(lastLogon, badPasswordTime)
- self.assertGreaterEqual(lastLogon, lastLogonTimestamp)
-
- # The wrong password
- creds_lockout.set_password("thatsAcomplPASS1x")
-
- self.assertLoginFailure(self.host_url, creds_lockout, self.lp)
-
- res = self._check_account(userdn,
- badPwdCount=1,
- badPasswordTime=("greater", badPasswordTime),
- logonCount=logonCount,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
- badPasswordTime = int(res[0]["badPasswordTime"][0])
-
- # The wrong password
- creds_lockout.set_password("thatsAcomplPASS1x")
-
- try:
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
- self.fail()
-
- except LdbError, (num, msg):
- self.assertEquals(num, ERR_INVALID_CREDENTIALS)
-
- res = self._check_account(userdn,
- badPwdCount=2,
- badPasswordTime=("greater", badPasswordTime),
- logonCount=logonCount,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
- badPasswordTime = int(res[0]["badPasswordTime"][0])
-
- print "two failed password change"
-
- # The wrong password
- creds_lockout.set_password("thatsAcomplPASS1x")
-
- try:
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
- self.fail()
-
- except LdbError, (num, msg):
- self.assertEquals(num, ERR_INVALID_CREDENTIALS)
-
- res = self._check_account(userdn,
- badPwdCount=3,
- badPasswordTime=("greater", badPasswordTime),
- logonCount=logonCount,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- lockoutTime=("greater", badPasswordTime),
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=dsdb.UF_LOCKOUT)
- badPasswordTime = int(res[0]["badPasswordTime"][0])
- lockoutTime = int(res[0]["lockoutTime"][0])
-
- # The wrong password
- creds_lockout.set_password("thatsAcomplPASS1x")
- try:
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
- self.fail()
- except LdbError, (num, msg):
- self.assertEquals(num, ERR_INVALID_CREDENTIALS)
-
- res = self._check_account(userdn,
- badPwdCount=3,
- badPasswordTime=badPasswordTime,
- logonCount=logonCount,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- lockoutTime=lockoutTime,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=dsdb.UF_LOCKOUT)
-
- # The wrong password
- creds_lockout.set_password("thatsAcomplPASS1x")
- try:
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
- self.fail()
- except LdbError, (num, msg):
- self.assertEquals(num, ERR_INVALID_CREDENTIALS)
-
- res = self._check_account(userdn,
- badPwdCount=3,
- badPasswordTime=badPasswordTime,
- logonCount=logonCount,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- lockoutTime=lockoutTime,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=dsdb.UF_LOCKOUT)
-
- # The correct password, but we are locked out
- creds_lockout.set_password(userpass)
- try:
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
- self.fail()
- except LdbError, (num, msg):
- self.assertEquals(num, ERR_INVALID_CREDENTIALS)
-
- res = self._check_account(userdn,
- badPwdCount=3,
- badPasswordTime=badPasswordTime,
- logonCount=logonCount,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- lockoutTime=lockoutTime,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=dsdb.UF_LOCKOUT)
-
- # wait for the lockout to end
- time.sleep(self.account_lockout_duration + 1)
- print self.account_lockout_duration + 1
-
- res = self._check_account(userdn,
- badPwdCount=3, effective_bad_password_count=0,
- badPasswordTime=badPasswordTime,
- logonCount=logonCount,
- lockoutTime=lockoutTime,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
-
- # The correct password after letting the timeout expire
-
- creds_lockout.set_password(userpass)
-
- creds_lockout2 = self.insta_creds(creds_lockout)
-
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout2, lp=self.lp)
- time.sleep(3)
-
- res = self._check_account(userdn,
- badPwdCount=0,
- badPasswordTime=badPasswordTime,
- logonCount=(logoncount_relation, logonCount),
- lastLogon=(lastlogon_relation, lastLogon),
- lastLogonTimestamp=lastLogonTimestamp,
- lockoutTime=0,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0,
- msg="lastLogon is way off")
-
- logonCount = int(res[0]["logonCount"][0])
- lastLogon = int(res[0]["lastLogon"][0])
-
- # The wrong password
- creds_lockout.set_password("thatsAcomplPASS1x")
- try:
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
- self.fail()
- except LdbError, (num, msg):
- self.assertEquals(num, ERR_INVALID_CREDENTIALS)
-
- res = self._check_account(userdn,
- badPwdCount=1,
- badPasswordTime=("greater", badPasswordTime),
- logonCount=logonCount,
- lockoutTime=0,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
- badPasswordTime = int(res[0]["badPasswordTime"][0])
-
- # The wrong password
- creds_lockout.set_password("thatsAcomplPASS1x")
- try:
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
- self.fail()
- except LdbError, (num, msg):
- self.assertEquals(num, ERR_INVALID_CREDENTIALS)
-
- res = self._check_account(userdn,
- badPwdCount=2,
- badPasswordTime=("greater", badPasswordTime),
- logonCount=logonCount,
- lockoutTime=0,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
- badPasswordTime = int(res[0]["badPasswordTime"][0])
-
- time.sleep(self.lockout_observation_window + 1)
-
- res = self._check_account(userdn,
- badPwdCount=2, effective_bad_password_count=0,
- badPasswordTime=badPasswordTime,
- logonCount=logonCount,
- lockoutTime=0,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
-
- # The wrong password
- creds_lockout.set_password("thatsAcomplPASS1x")
- try:
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
- self.fail()
- except LdbError, (num, msg):
- self.assertEquals(num, ERR_INVALID_CREDENTIALS)
-
- res = self._check_account(userdn,
- badPwdCount=1,
- badPasswordTime=("greater", badPasswordTime),
- logonCount=logonCount,
- lockoutTime=0,
- lastLogon=lastLogon,
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
- badPasswordTime = int(res[0]["badPasswordTime"][0])
-
- # The correct password without letting the timeout expire
- creds_lockout.set_password(userpass)
- ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
-
- res = self._check_account(userdn,
- badPwdCount=0,
- badPasswordTime=badPasswordTime,
- logonCount=(logoncount_relation, logonCount),
- lockoutTime=0,
- lastLogon=("greater", lastLogon),
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
-
- def _test_multiple_logon(self, creds):
- # Test the happy case in which a user logs on correctly, then
- # logs on correctly again, so that the bad password and
- # lockout times are both zero the second time. The lastlogon
- # time should increase.
-
- # Open a second LDB connection with the user credentials. Use the
- # command line credentials for informations like the domain, the realm
- # and the workstation.
- username = creds.get_username()
- userdn = "cn=%s,cn=users,%s" % (username, self.base_dn)
-
- use_kerberos = creds.get_kerberos_state()
- if use_kerberos == MUST_USE_KERBEROS:
- print "Testing multiple logon with Kerberos"
- logoncount_relation = 'greater'
- lastlogon_relation = 'greater'
- else:
- print "Testing multiple logon with NTLM"
- logoncount_relation = 'equal'
- lastlogon_relation = 'equal'
-
- SamDB(url=self.host_url, credentials=self.insta_creds(creds), lp=self.lp)
-
- res = self._check_account(userdn,
- badPwdCount=0,
- badPasswordTime=("greater", 0),
- logonCount=(logoncount_relation, 0),
- lastLogon=("greater", 0),
- lastLogonTimestamp=("greater", 0),
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
- badPasswordTime = int(res[0]["badPasswordTime"][0])
- logonCount = int(res[0]["logonCount"][0])
- lastLogon = int(res[0]["lastLogon"][0])
- lastLogonTimestamp = int(res[0]["lastLogonTimestamp"][0])
- firstLogon = lastLogon
- print "last logon is %d" % lastLogon
- self.assertGreater(lastLogon, badPasswordTime)
- self.assertGreaterEqual(lastLogon, lastLogonTimestamp)
-
- time.sleep(1)
- SamDB(url=self.host_url, credentials=self.insta_creds(creds), lp=self.lp)
-
- res = self._check_account(userdn,
- badPwdCount=0,
- badPasswordTime=badPasswordTime,
- logonCount=(logoncount_relation, logonCount),
- lastLogon=(lastlogon_relation, lastLogon),
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0,
- msg=("second logon, firstlogon was %s" %
- firstLogon))
-
-
- lastLogon = int(res[0]["lastLogon"][0])
-
- time.sleep(1)
-
- SamDB(url=self.host_url, credentials=self.insta_creds(creds), lp=self.lp)
-
- res = self._check_account(userdn,
- badPwdCount=0,
- badPasswordTime=badPasswordTime,
- logonCount=(logoncount_relation, logonCount),
- lastLogon=(lastlogon_relation, lastLogon),
- lastLogonTimestamp=lastLogonTimestamp,
- userAccountControl=
- dsdb.UF_NORMAL_ACCOUNT,
- msDSUserAccountControlComputed=0)
-
+ self.ldb = SamDB(url=self.host_url, session_info=system_session(self.lp),
+ credentials=self.global_creds, lp=self.lp)
+ super(PasswordTests, self).setUp()
-class PasswordTests(BasePasswordTestCase):
def _reset_ldap_lockoutTime(self, res):
self.ldb.modify_ldif("""
dn: """ + str(res[0].dn) + """
--- /dev/null
+import samba
+
+from samba.auth import system_session
+from samba.credentials import Credentials, DONT_USE_KERBEROS, MUST_USE_KERBEROS
+from ldb import SCOPE_BASE, LdbError
+from ldb import ERR_CONSTRAINT_VIOLATION
+from ldb import ERR_INVALID_CREDENTIALS
+from ldb import Message, MessageElement, Dn
+from ldb import FLAG_MOD_REPLACE
+from samba import gensec, dsdb
+from samba.samdb import SamDB
+import samba.tests
+from samba.tests import delete_force
+from samba.dcerpc import security, samr
+from samba.ndr import ndr_unpack
+
+import time
+
+class BasePasswordTestCase(samba.tests.TestCase):
+ def _open_samr_user(self, res):
+ self.assertTrue("objectSid" in res[0])
+
+ (domain_sid, rid) = ndr_unpack(security.dom_sid, res[0]["objectSid"][0]).split()
+ self.assertEquals(self.domain_sid, domain_sid)
+
+ return self.samr.OpenUser(self.samr_domain, security.SEC_FLAG_MAXIMUM_ALLOWED, rid)
+
+ def _reset_samr(self, res):
+
+ # Now reset the lockout, by removing ACB_AUTOLOCK (which removes the lock, despite being a generated attribute)
+ samr_user = self._open_samr_user(res)
+ acb_info = self.samr.QueryUserInfo(samr_user, 16)
+ acb_info.acct_flags &= ~samr.ACB_AUTOLOCK
+ self.samr.SetUserInfo(samr_user, 16, acb_info)
+ self.samr.Close(samr_user)
+
+ def _check_attribute(self, res, name, value):
+ if value is None:
+ self.assertTrue(name not in res[0],
+ msg="attr[%s]=%r on dn[%s]" %
+ (name, res[0], res[0].dn))
+ return
+
+ if isinstance(value, tuple):
+ (mode, value) = value
+ else:
+ mode = "equal"
+
+ if mode == "ignore":
+ return
+
+ if mode == "absent":
+ self.assertFalse(name in res[0],
+ msg="attr[%s] not missing on dn[%s]" %
+ (name, res[0].dn))
+ return
+
+ self.assertTrue(name in res[0],
+ msg="attr[%s] missing on dn[%s]" %
+ (name, res[0].dn))
+ self.assertTrue(len(res[0][name]) == 1,
+ msg="attr[%s]=%r on dn[%s]" %
+ (name, res[0][name], res[0].dn))
+
+
+ print "%s = '%s'" % (name, res[0][name][0])
+
+ if mode == "present":
+ return
+
+ if mode == "equal":
+ v = int(res[0][name][0])
+ value = int(value)
+ msg = ("attr[%s]=[%s] != [%s] on dn[%s]\n"
+ "(diff %d; actual value is %s than expected)" %
+ (name, v, value, res[0].dn, v - value,
+ ('less' if v < value else 'greater')))
+
+ self.assertTrue(v == value, msg)
+ return
+
+ if mode == "greater":
+ v = int(res[0][name][0])
+ self.assertTrue(v > int(value),
+ msg="attr[%s]=[%s] <= [%s] on dn[%s] (diff %d)" %
+ (name, v, int(value), res[0].dn, v - int(value)))
+ return
+ if mode == "less":
+ v = int(res[0][name][0])
+ self.assertTrue(v < int(value),
+ msg="attr[%s]=[%s] >= [%s] on dn[%s] (diff %d)" %
+ (name, v, int(value), res[0].dn, v - int(value)))
+ return
+ self.assertEqual(mode, not mode, "Invalid Mode[%s]" % mode)
+
+ def _check_account(self, dn,
+ badPwdCount=None,
+ badPasswordTime=None,
+ logonCount=None,
+ lastLogon=None,
+ lastLogonTimestamp=None,
+ lockoutTime=None,
+ userAccountControl=None,
+ msDSUserAccountControlComputed=None,
+ effective_bad_password_count=None,
+ msg=None):
+ print '-=' * 36
+ if msg is not None:
+ print "\033[01;32m %s \033[00m\n" % msg
+ attrs = [
+ "objectSid",
+ "badPwdCount",
+ "badPasswordTime",
+ "lastLogon",
+ "lastLogonTimestamp",
+ "logonCount",
+ "lockoutTime",
+ "userAccountControl",
+ "msDS-User-Account-Control-Computed"
+ ]
+
+ # in order to prevent some time resolution problems we sleep for
+ # 10 micro second
+ time.sleep(0.01)
+
+ res = self.ldb.search(dn, scope=SCOPE_BASE, attrs=attrs)
+ self.assertTrue(len(res) == 1)
+ self._check_attribute(res, "badPwdCount", badPwdCount)
+ self._check_attribute(res, "badPasswordTime", badPasswordTime)
+ self._check_attribute(res, "logonCount", logonCount)
+ self._check_attribute(res, "lastLogon", lastLogon)
+ self._check_attribute(res, "lastLogonTimestamp", lastLogonTimestamp)
+ self._check_attribute(res, "lockoutTime", lockoutTime)
+ self._check_attribute(res, "userAccountControl", userAccountControl)
+ self._check_attribute(res, "msDS-User-Account-Control-Computed",
+ msDSUserAccountControlComputed)
+
+ lastLogon = int(res[0]["lastLogon"][0])
+ logonCount = int(res[0]["logonCount"][0])
+
+ samr_user = self._open_samr_user(res)
+ uinfo3 = self.samr.QueryUserInfo(samr_user, 3)
+ uinfo5 = self.samr.QueryUserInfo(samr_user, 5)
+ uinfo16 = self.samr.QueryUserInfo(samr_user, 16)
+ uinfo21 = self.samr.QueryUserInfo(samr_user, 21)
+ self.samr.Close(samr_user)
+
+ expected_acb_info = 0
+ if userAccountControl & dsdb.UF_NORMAL_ACCOUNT:
+ expected_acb_info |= samr.ACB_NORMAL
+ if userAccountControl & dsdb.UF_ACCOUNTDISABLE:
+ expected_acb_info |= samr.ACB_DISABLED
+ if userAccountControl & dsdb.UF_PASSWD_NOTREQD:
+ expected_acb_info |= samr.ACB_PWNOTREQ
+ if msDSUserAccountControlComputed & dsdb.UF_LOCKOUT:
+ expected_acb_info |= samr.ACB_AUTOLOCK
+ if msDSUserAccountControlComputed & dsdb.UF_PASSWORD_EXPIRED:
+ expected_acb_info |= samr.ACB_PW_EXPIRED
+
+ expected_bad_password_count = 0
+ if badPwdCount is not None:
+ expected_bad_password_count = badPwdCount
+ if effective_bad_password_count is None:
+ effective_bad_password_count = expected_bad_password_count
+
+ self.assertEquals(uinfo3.acct_flags, expected_acb_info)
+ self.assertEquals(uinfo3.bad_password_count, expected_bad_password_count)
+ self.assertEquals(uinfo3.last_logon, lastLogon)
+ self.assertEquals(uinfo3.logon_count, logonCount)
+
+ self.assertEquals(uinfo5.acct_flags, expected_acb_info)
+ self.assertEquals(uinfo5.bad_password_count, effective_bad_password_count)
+ self.assertEquals(uinfo5.last_logon, lastLogon)
+ self.assertEquals(uinfo5.logon_count, logonCount)
+
+ self.assertEquals(uinfo16.acct_flags, expected_acb_info)
+
+ self.assertEquals(uinfo21.acct_flags, expected_acb_info)
+ self.assertEquals(uinfo21.bad_password_count, effective_bad_password_count)
+ self.assertEquals(uinfo21.last_logon, lastLogon)
+ self.assertEquals(uinfo21.logon_count, logonCount)
+
+ # check LDAP again and make sure the samr.QueryUserInfo
+ # doesn't have any impact.
+ res2 = self.ldb.search(dn, scope=SCOPE_BASE, attrs=attrs)
+ self.assertEquals(res[0], res2[0])
+
+ # in order to prevent some time resolution problems we sleep for
+ # 10 micro second
+ time.sleep(0.01)
+ return res
+
+ def _readd_user(self, creds, lockOutObservationWindow=0):
+ username = creds.get_username()
+ userpass = creds.get_password()
+ userdn = "cn=%s,cn=users,%s" % (username, self.base_dn)
+
+ use_kerberos = creds.get_kerberos_state()
+ if use_kerberos == MUST_USE_KERBEROS:
+ logoncount_relation = 'greater'
+ lastlogon_relation = 'greater'
+ else:
+ logoncount_relation = 'equal'
+ if lockOutObservationWindow == 0:
+ lastlogon_relation = 'greater'
+ else:
+ lastlogon_relation = 'equal'
+
+ delete_force(self.ldb, userdn)
+ self.ldb.add({
+ "dn": userdn,
+ "objectclass": "user",
+ "sAMAccountName": username})
+
+ self.addCleanup(delete_force, self.ldb, userdn)
+
+ res = self._check_account(userdn,
+ badPwdCount=0,
+ badPasswordTime=0,
+ logonCount=0,
+ lastLogon=0,
+ lastLogonTimestamp=('absent', None),
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT |
+ dsdb.UF_ACCOUNTDISABLE |
+ dsdb.UF_PASSWD_NOTREQD,
+ msDSUserAccountControlComputed=
+ dsdb.UF_PASSWORD_EXPIRED)
+
+ # SAMR doesn't have any impact if dsdb.UF_LOCKOUT isn't present.
+ # It doesn't create "lockoutTime" = 0.
+ self._reset_samr(res)
+
+ res = self._check_account(userdn,
+ badPwdCount=0,
+ badPasswordTime=0,
+ logonCount=0,
+ lastLogon=0,
+ lastLogonTimestamp=('absent', None),
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT |
+ dsdb.UF_ACCOUNTDISABLE |
+ dsdb.UF_PASSWD_NOTREQD,
+ msDSUserAccountControlComputed=
+ dsdb.UF_PASSWORD_EXPIRED)
+
+ # Tests a password change when we don't have any password yet with a
+ # wrong old password
+ try:
+ self.ldb.modify_ldif("""
+dn: """ + userdn + """
+changetype: modify
+delete: userPassword
+userPassword: noPassword
+add: userPassword
+userPassword: thatsAcomplPASS2
+""")
+ self.fail()
+ except LdbError, (num, msg):
+ self.assertEquals(num, ERR_CONSTRAINT_VIOLATION)
+ # Windows (2008 at least) seems to have some small bug here: it
+ # returns "0000056A" on longer (always wrong) previous passwords.
+ self.assertTrue('00000056' in msg, msg)
+
+ res = self._check_account(userdn,
+ badPwdCount=1,
+ badPasswordTime=("greater", 0),
+ logonCount=0,
+ lastLogon=0,
+ lastLogonTimestamp=('absent', None),
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT |
+ dsdb.UF_ACCOUNTDISABLE |
+ dsdb.UF_PASSWD_NOTREQD,
+ msDSUserAccountControlComputed=
+ dsdb.UF_PASSWORD_EXPIRED)
+ badPwdCount = int(res[0]["badPwdCount"][0])
+ badPasswordTime = int(res[0]["badPasswordTime"][0])
+
+ # Sets the initial user password with a "special" password change
+ # I think that this internally is a password set operation and it can
+ # only be performed by someone which has password set privileges on the
+ # account (at least in s4 we do handle it like that).
+ self.ldb.modify_ldif("""
+dn: """ + userdn + """
+changetype: modify
+delete: userPassword
+add: userPassword
+userPassword: """ + userpass + """
+""")
+
+ res = self._check_account(userdn,
+ badPwdCount=badPwdCount,
+ badPasswordTime=badPasswordTime,
+ logonCount=0,
+ lastLogon=0,
+ lastLogonTimestamp=('absent', None),
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT |
+ dsdb.UF_ACCOUNTDISABLE |
+ dsdb.UF_PASSWD_NOTREQD,
+ msDSUserAccountControlComputed=0)
+
+ # Enables the user account
+ self.ldb.enable_account("(sAMAccountName=%s)" % username)
+
+ res = self._check_account(userdn,
+ badPwdCount=badPwdCount,
+ badPasswordTime=badPasswordTime,
+ logonCount=0,
+ lastLogon=0,
+ lastLogonTimestamp=('absent', None),
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+ if lockOutObservationWindow != 0:
+ time.sleep(lockOutObservationWindow + 1)
+ effective_bad_password_count = 0
+ else:
+ effective_bad_password_count = badPwdCount
+
+ res = self._check_account(userdn,
+ badPwdCount=badPwdCount,
+ effective_bad_password_count=effective_bad_password_count,
+ badPasswordTime=badPasswordTime,
+ logonCount=0,
+ lastLogon=0,
+ lastLogonTimestamp=('absent', None),
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+
+ ldb = SamDB(url=self.host_url, credentials=creds, lp=self.lp)
+
+ if lockOutObservationWindow == 0:
+ badPwdCount = 0
+ effective_bad_password_count = 0
+ if use_kerberos == MUST_USE_KERBEROS:
+ badPwdCount = 0
+ effective_bad_password_count = 0
+
+ res = self._check_account(userdn,
+ badPwdCount=badPwdCount,
+ effective_bad_password_count=effective_bad_password_count,
+ badPasswordTime=badPasswordTime,
+ logonCount=(logoncount_relation, 0),
+ lastLogon=(lastlogon_relation, 0),
+ lastLogonTimestamp=('greater', badPasswordTime),
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+
+ logonCount = int(res[0]["logonCount"][0])
+ lastLogon = int(res[0]["lastLogon"][0])
+ lastLogonTimestamp = int(res[0]["lastLogonTimestamp"][0])
+ if lastlogon_relation == 'greater':
+ self.assertGreater(lastLogon, badPasswordTime)
+ self.assertGreaterEqual(lastLogon, lastLogonTimestamp)
+
+ res = self._check_account(userdn,
+ badPwdCount=badPwdCount,
+ effective_bad_password_count=effective_bad_password_count,
+ badPasswordTime=badPasswordTime,
+ logonCount=logonCount,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+ return ldb
+
+ def assertLoginFailure(self, url, creds, lp, errno=ERR_INVALID_CREDENTIALS):
+ try:
+ ldb = SamDB(url=url, credentials=creds, lp=lp)
+ self.fail("Login unexpectedly succeeded")
+ except LdbError, (num, msg):
+ if errno is not None:
+ self.assertEquals(num, errno, ("Login failed in the wrong way"
+ "(got err %d, expected %d)" %
+ (num, errno)))
+
+ def setUp(self):
+ super(BasePasswordTestCase, self).setUp()
+
+ self.global_creds.set_gensec_features(self.global_creds.get_gensec_features() |
+ gensec.FEATURE_SEAL)
+
+ self.template_creds = Credentials()
+ self.template_creds.set_username("testuser")
+ self.template_creds.set_password("thatsAcomplPASS1")
+ self.template_creds.set_domain(self.global_creds.get_domain())
+ self.template_creds.set_realm(self.global_creds.get_realm())
+ self.template_creds.set_workstation(self.global_creds.get_workstation())
+ self.template_creds.set_gensec_features(self.global_creds.get_gensec_features())
+ self.template_creds.set_kerberos_state(self.global_creds.get_kerberos_state())
+
+
+ # Gets back the basedn
+ base_dn = self.ldb.domain_dn()
+
+ # Gets back the configuration basedn
+ configuration_dn = self.ldb.get_config_basedn().get_linearized()
+
+ # Get the old "dSHeuristics" if it was set
+ dsheuristics = self.ldb.get_dsheuristics()
+
+ # Reset the "dSHeuristics" as they were before
+ self.addCleanup(self.ldb.set_dsheuristics, dsheuristics)
+
+ res = self.ldb.search(base_dn,
+ scope=SCOPE_BASE, attrs=["lockoutDuration", "lockOutObservationWindow", "lockoutThreshold"])
+
+ if "lockoutDuration" in res[0]:
+ lockoutDuration = res[0]["lockoutDuration"][0]
+ else:
+ lockoutDuration = 0
+
+ if "lockoutObservationWindow" in res[0]:
+ lockoutObservationWindow = res[0]["lockoutObservationWindow"][0]
+ else:
+ lockoutObservationWindow = 0
+
+ if "lockoutThreshold" in res[0]:
+ lockoutThreshold = res[0]["lockoutThreshold"][0]
+ else:
+ lockoutTreshold = 0
+
+ self.addCleanup(self.ldb.modify_ldif, """
+dn: """ + base_dn + """
+changetype: modify
+replace: lockoutDuration
+lockoutDuration: """ + str(lockoutDuration) + """
+replace: lockoutObservationWindow
+lockoutObservationWindow: """ + str(lockoutObservationWindow) + """
+replace: lockoutThreshold
+lockoutThreshold: """ + str(lockoutThreshold) + """
+""")
+
+ m = Message()
+ m.dn = Dn(self.ldb, base_dn)
+
+ self.account_lockout_duration = 2
+ account_lockout_duration_ticks = -int(self.account_lockout_duration * (1e7))
+
+ m["lockoutDuration"] = MessageElement(str(account_lockout_duration_ticks),
+ FLAG_MOD_REPLACE, "lockoutDuration")
+
+ account_lockout_threshold = 3
+ m["lockoutThreshold"] = MessageElement(str(account_lockout_threshold),
+ FLAG_MOD_REPLACE, "lockoutThreshold")
+
+ self.lockout_observation_window = 2
+ lockout_observation_window_ticks = -int(self.lockout_observation_window * (1e7))
+
+ m["lockOutObservationWindow"] = MessageElement(str(lockout_observation_window_ticks),
+ FLAG_MOD_REPLACE, "lockOutObservationWindow")
+
+ self.ldb.modify(m)
+
+ # Set the "dSHeuristics" to activate the correct "userPassword" behaviour
+ self.ldb.set_dsheuristics("000000001")
+
+ # Get the old "minPwdAge"
+ minPwdAge = self.ldb.get_minPwdAge()
+
+ # Reset the "minPwdAge" as it was before
+ self.addCleanup(self.ldb.set_minPwdAge, minPwdAge)
+
+ # Set it temporarely to "0"
+ self.ldb.set_minPwdAge("0")
+
+ self.base_dn = self.ldb.domain_dn()
+
+ self.domain_sid = security.dom_sid(self.ldb.get_domain_sid())
+ self.samr = samr.samr("ncacn_ip_tcp:%s[seal]" % self.host, self.lp, self.global_creds)
+ self.samr_handle = self.samr.Connect2(None, security.SEC_FLAG_MAXIMUM_ALLOWED)
+ self.samr_domain = self.samr.OpenDomain(self.samr_handle, security.SEC_FLAG_MAXIMUM_ALLOWED, self.domain_sid)
+
+ # (Re)adds the test user accounts
+ self.lockout1krb5_creds = self.insta_creds(self.template_creds,
+ username="lockout1krb5",
+ userpass="thatsAcomplPASS0",
+ kerberos_state=MUST_USE_KERBEROS)
+ self.lockout1krb5_ldb = self._readd_user(self.lockout1krb5_creds)
+ self.lockout2krb5_creds = self.insta_creds(self.template_creds,
+ username="lockout2krb5",
+ userpass="thatsAcomplPASS0",
+ kerberos_state=MUST_USE_KERBEROS)
+ self.lockout2krb5_ldb = self._readd_user(self.lockout2krb5_creds,
+ lockOutObservationWindow=self.lockout_observation_window)
+ self.lockout1ntlm_creds = self.insta_creds(self.template_creds,
+ username="lockout1ntlm",
+ userpass="thatsAcomplPASS0",
+ kerberos_state=DONT_USE_KERBEROS)
+ self.lockout1ntlm_ldb = self._readd_user(self.lockout1ntlm_creds)
+ self.lockout2ntlm_creds = self.insta_creds(self.template_creds,
+ username="lockout2ntlm",
+ userpass="thatsAcomplPASS0",
+ kerberos_state=DONT_USE_KERBEROS)
+ self.lockout2ntlm_ldb = self._readd_user(self.lockout2ntlm_creds,
+ lockOutObservationWindow=self.lockout_observation_window)
+
+ def tearDown(self):
+ super(BasePasswordTestCase, self).tearDown()
+
+ def _test_login_lockout(self, creds):
+ username = creds.get_username()
+ userpass = creds.get_password()
+ userdn = "cn=%s,cn=users,%s" % (username, self.base_dn)
+
+ use_kerberos = creds.get_kerberos_state()
+ # This unlocks by waiting for account_lockout_duration
+ if use_kerberos == MUST_USE_KERBEROS:
+ logoncount_relation = 'greater'
+ lastlogon_relation = 'greater'
+ print "Performs a lockout attempt against LDAP using Kerberos"
+ else:
+ logoncount_relation = 'equal'
+ lastlogon_relation = 'equal'
+ print "Performs a lockout attempt against LDAP using NTLM"
+
+ # Change password on a connection as another user
+ res = self._check_account(userdn,
+ badPwdCount=0,
+ badPasswordTime=("greater", 0),
+ logonCount=(logoncount_relation, 0),
+ lastLogon=("greater", 0),
+ lastLogonTimestamp=("greater", 0),
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+ badPasswordTime = int(res[0]["badPasswordTime"][0])
+ logonCount = int(res[0]["logonCount"][0])
+ lastLogon = int(res[0]["lastLogon"][0])
+ firstLogon = lastLogon
+ lastLogonTimestamp = int(res[0]["lastLogonTimestamp"][0])
+ print firstLogon
+ print lastLogonTimestamp
+
+
+ self.assertGreater(lastLogon, badPasswordTime)
+ self.assertGreaterEqual(lastLogon, lastLogonTimestamp)
+
+ # Open a second LDB connection with the user credentials. Use the
+ # command line credentials for informations like the domain, the realm
+ # and the workstation.
+ creds_lockout = self.insta_creds(creds)
+
+ # The wrong password
+ creds_lockout.set_password("thatsAcomplPASS1x")
+
+ self.assertLoginFailure(self.host_url, creds_lockout, self.lp)
+
+ res = self._check_account(userdn,
+ badPwdCount=1,
+ badPasswordTime=("greater", badPasswordTime),
+ logonCount=logonCount,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0,
+ msg='lastlogontimestamp with wrong password')
+ badPasswordTime = int(res[0]["badPasswordTime"][0])
+
+ # Correct old password
+ creds_lockout.set_password(userpass)
+
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
+
+ # lastLogonTimestamp should not change
+ # lastLogon increases if badPwdCount is non-zero (!)
+ res = self._check_account(userdn,
+ badPwdCount=0,
+ badPasswordTime=badPasswordTime,
+ logonCount=(logoncount_relation, logonCount),
+ lastLogon=('greater', lastLogon),
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0,
+ msg='LLTimestamp is updated to lastlogon')
+
+ logonCount = int(res[0]["logonCount"][0])
+ lastLogon = int(res[0]["lastLogon"][0])
+ self.assertGreater(lastLogon, badPasswordTime)
+ self.assertGreaterEqual(lastLogon, lastLogonTimestamp)
+
+ # The wrong password
+ creds_lockout.set_password("thatsAcomplPASS1x")
+
+ self.assertLoginFailure(self.host_url, creds_lockout, self.lp)
+
+ res = self._check_account(userdn,
+ badPwdCount=1,
+ badPasswordTime=("greater", badPasswordTime),
+ logonCount=logonCount,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+ badPasswordTime = int(res[0]["badPasswordTime"][0])
+
+ # The wrong password
+ creds_lockout.set_password("thatsAcomplPASS1x")
+
+ try:
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
+ self.fail()
+
+ except LdbError, (num, msg):
+ self.assertEquals(num, ERR_INVALID_CREDENTIALS)
+
+ res = self._check_account(userdn,
+ badPwdCount=2,
+ badPasswordTime=("greater", badPasswordTime),
+ logonCount=logonCount,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+ badPasswordTime = int(res[0]["badPasswordTime"][0])
+
+ print "two failed password change"
+
+ # The wrong password
+ creds_lockout.set_password("thatsAcomplPASS1x")
+
+ try:
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
+ self.fail()
+
+ except LdbError, (num, msg):
+ self.assertEquals(num, ERR_INVALID_CREDENTIALS)
+
+ res = self._check_account(userdn,
+ badPwdCount=3,
+ badPasswordTime=("greater", badPasswordTime),
+ logonCount=logonCount,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ lockoutTime=("greater", badPasswordTime),
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=dsdb.UF_LOCKOUT)
+ badPasswordTime = int(res[0]["badPasswordTime"][0])
+ lockoutTime = int(res[0]["lockoutTime"][0])
+
+ # The wrong password
+ creds_lockout.set_password("thatsAcomplPASS1x")
+ try:
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
+ self.fail()
+ except LdbError, (num, msg):
+ self.assertEquals(num, ERR_INVALID_CREDENTIALS)
+
+ res = self._check_account(userdn,
+ badPwdCount=3,
+ badPasswordTime=badPasswordTime,
+ logonCount=logonCount,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ lockoutTime=lockoutTime,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=dsdb.UF_LOCKOUT)
+
+ # The wrong password
+ creds_lockout.set_password("thatsAcomplPASS1x")
+ try:
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
+ self.fail()
+ except LdbError, (num, msg):
+ self.assertEquals(num, ERR_INVALID_CREDENTIALS)
+
+ res = self._check_account(userdn,
+ badPwdCount=3,
+ badPasswordTime=badPasswordTime,
+ logonCount=logonCount,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ lockoutTime=lockoutTime,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=dsdb.UF_LOCKOUT)
+
+ # The correct password, but we are locked out
+ creds_lockout.set_password(userpass)
+ try:
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
+ self.fail()
+ except LdbError, (num, msg):
+ self.assertEquals(num, ERR_INVALID_CREDENTIALS)
+
+ res = self._check_account(userdn,
+ badPwdCount=3,
+ badPasswordTime=badPasswordTime,
+ logonCount=logonCount,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ lockoutTime=lockoutTime,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=dsdb.UF_LOCKOUT)
+
+ # wait for the lockout to end
+ time.sleep(self.account_lockout_duration + 1)
+ print self.account_lockout_duration + 1
+
+ res = self._check_account(userdn,
+ badPwdCount=3, effective_bad_password_count=0,
+ badPasswordTime=badPasswordTime,
+ logonCount=logonCount,
+ lockoutTime=lockoutTime,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+
+ # The correct password after letting the timeout expire
+
+ creds_lockout.set_password(userpass)
+
+ creds_lockout2 = self.insta_creds(creds_lockout)
+
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout2, lp=self.lp)
+ time.sleep(3)
+
+ res = self._check_account(userdn,
+ badPwdCount=0,
+ badPasswordTime=badPasswordTime,
+ logonCount=(logoncount_relation, logonCount),
+ lastLogon=(lastlogon_relation, lastLogon),
+ lastLogonTimestamp=lastLogonTimestamp,
+ lockoutTime=0,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0,
+ msg="lastLogon is way off")
+
+ logonCount = int(res[0]["logonCount"][0])
+ lastLogon = int(res[0]["lastLogon"][0])
+
+ # The wrong password
+ creds_lockout.set_password("thatsAcomplPASS1x")
+ try:
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
+ self.fail()
+ except LdbError, (num, msg):
+ self.assertEquals(num, ERR_INVALID_CREDENTIALS)
+
+ res = self._check_account(userdn,
+ badPwdCount=1,
+ badPasswordTime=("greater", badPasswordTime),
+ logonCount=logonCount,
+ lockoutTime=0,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+ badPasswordTime = int(res[0]["badPasswordTime"][0])
+
+ # The wrong password
+ creds_lockout.set_password("thatsAcomplPASS1x")
+ try:
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
+ self.fail()
+ except LdbError, (num, msg):
+ self.assertEquals(num, ERR_INVALID_CREDENTIALS)
+
+ res = self._check_account(userdn,
+ badPwdCount=2,
+ badPasswordTime=("greater", badPasswordTime),
+ logonCount=logonCount,
+ lockoutTime=0,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+ badPasswordTime = int(res[0]["badPasswordTime"][0])
+
+ time.sleep(self.lockout_observation_window + 1)
+
+ res = self._check_account(userdn,
+ badPwdCount=2, effective_bad_password_count=0,
+ badPasswordTime=badPasswordTime,
+ logonCount=logonCount,
+ lockoutTime=0,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+
+ # The wrong password
+ creds_lockout.set_password("thatsAcomplPASS1x")
+ try:
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
+ self.fail()
+ except LdbError, (num, msg):
+ self.assertEquals(num, ERR_INVALID_CREDENTIALS)
+
+ res = self._check_account(userdn,
+ badPwdCount=1,
+ badPasswordTime=("greater", badPasswordTime),
+ logonCount=logonCount,
+ lockoutTime=0,
+ lastLogon=lastLogon,
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+ badPasswordTime = int(res[0]["badPasswordTime"][0])
+
+ # The correct password without letting the timeout expire
+ creds_lockout.set_password(userpass)
+ ldb_lockout = SamDB(url=self.host_url, credentials=creds_lockout, lp=self.lp)
+
+ res = self._check_account(userdn,
+ badPwdCount=0,
+ badPasswordTime=badPasswordTime,
+ logonCount=(logoncount_relation, logonCount),
+ lockoutTime=0,
+ lastLogon=("greater", lastLogon),
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+
+ def _test_multiple_logon(self, creds):
+ # Test the happy case in which a user logs on correctly, then
+ # logs on correctly again, so that the bad password and
+ # lockout times are both zero the second time. The lastlogon
+ # time should increase.
+
+ # Open a second LDB connection with the user credentials. Use the
+ # command line credentials for informations like the domain, the realm
+ # and the workstation.
+ username = creds.get_username()
+ userdn = "cn=%s,cn=users,%s" % (username, self.base_dn)
+
+ use_kerberos = creds.get_kerberos_state()
+ if use_kerberos == MUST_USE_KERBEROS:
+ print "Testing multiple logon with Kerberos"
+ logoncount_relation = 'greater'
+ lastlogon_relation = 'greater'
+ else:
+ print "Testing multiple logon with NTLM"
+ logoncount_relation = 'equal'
+ lastlogon_relation = 'equal'
+
+ SamDB(url=self.host_url, credentials=self.insta_creds(creds), lp=self.lp)
+
+ res = self._check_account(userdn,
+ badPwdCount=0,
+ badPasswordTime=("greater", 0),
+ logonCount=(logoncount_relation, 0),
+ lastLogon=("greater", 0),
+ lastLogonTimestamp=("greater", 0),
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
+ badPasswordTime = int(res[0]["badPasswordTime"][0])
+ logonCount = int(res[0]["logonCount"][0])
+ lastLogon = int(res[0]["lastLogon"][0])
+ lastLogonTimestamp = int(res[0]["lastLogonTimestamp"][0])
+ firstLogon = lastLogon
+ print "last logon is %d" % lastLogon
+ self.assertGreater(lastLogon, badPasswordTime)
+ self.assertGreaterEqual(lastLogon, lastLogonTimestamp)
+
+ time.sleep(1)
+ SamDB(url=self.host_url, credentials=self.insta_creds(creds), lp=self.lp)
+
+ res = self._check_account(userdn,
+ badPwdCount=0,
+ badPasswordTime=badPasswordTime,
+ logonCount=(logoncount_relation, logonCount),
+ lastLogon=(lastlogon_relation, lastLogon),
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0,
+ msg=("second logon, firstlogon was %s" %
+ firstLogon))
+
+
+ lastLogon = int(res[0]["lastLogon"][0])
+
+ time.sleep(1)
+
+ SamDB(url=self.host_url, credentials=self.insta_creds(creds), lp=self.lp)
+
+ res = self._check_account(userdn,
+ badPwdCount=0,
+ badPasswordTime=badPasswordTime,
+ logonCount=(logoncount_relation, logonCount),
+ lastLogon=(lastlogon_relation, lastLogon),
+ lastLogonTimestamp=lastLogonTimestamp,
+ userAccountControl=
+ dsdb.UF_NORMAL_ACCOUNT,
+ msDSUserAccountControlComputed=0)
git.samba.org / sfrench / samba-autobuild / .git / commitdiff