/usr/share/pyshared/samba/samdb.py is in python-samba 4.0.0~alpha18.dfsg1-4ubuntu2.
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# Unix SMB/CIFS implementation.
# Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007-2010
# Copyright (C) Matthias Dieter Wallnoefer 2009
#
# Based on the original in EJS:
# Copyright (C) Andrew Tridgell <tridge@samba.org> 2005
# Copyright (C) Giampaolo Lauria <lauria2@yahoo.com> 2011
#
# 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/>.
#
"""Convenience functions for using the SAM."""
import samba
import ldb
import time
import base64
import os
from samba import dsdb
from samba.ndr import ndr_unpack, ndr_pack
from samba.dcerpc import drsblobs, misc
from samba.common import normalise_int32
__docformat__ = "restructuredText"
class SamDB(samba.Ldb):
"""The SAM database."""
hash_oid_name = {}
def __init__(self, url=None, lp=None, modules_dir=None, session_info=None,
credentials=None, flags=0, options=None, global_schema=True,
auto_connect=True, am_rodc=None):
self.lp = lp
if not auto_connect:
url = None
elif url is None and lp is not None:
url = lp.samdb_url()
self.url = url
super(SamDB, self).__init__(url=url, lp=lp, modules_dir=modules_dir,
session_info=session_info, credentials=credentials, flags=flags,
options=options)
if global_schema:
dsdb._dsdb_set_global_schema(self)
if am_rodc is not None:
dsdb._dsdb_set_am_rodc(self, am_rodc)
def connect(self, url=None, flags=0, options=None):
'''connect to the database'''
if self.lp is not None and not os.path.exists(url):
url = self.lp.private_path(url)
self.url = url
super(SamDB, self).connect(url=url, flags=flags,
options=options)
def am_rodc(self):
'''return True if we are an RODC'''
return dsdb._am_rodc(self)
def am_pdc(self):
'''return True if we are an PDC emulator'''
return dsdb._am_pdc(self)
def domain_dn(self):
'''return the domain DN'''
return str(self.get_default_basedn())
def disable_account(self, search_filter):
"""Disables an account
:param search_filter: LDAP filter to find the user (eg
samccountname=name)
"""
flags = samba.dsdb.UF_ACCOUNTDISABLE
self.toggle_userAccountFlags(search_filter, flags, on=True)
def enable_account(self, search_filter):
"""Enables an account
:param search_filter: LDAP filter to find the user (eg
samccountname=name)
"""
flags = samba.dsdb.UF_ACCOUNTDISABLE | samba.dsdb.UF_PASSWD_NOTREQD
self.toggle_userAccountFlags(search_filter, flags, on=False)
def toggle_userAccountFlags(self, search_filter, flags, flags_str=None,
on=True, strict=False):
"""toggle_userAccountFlags
:param search_filter: LDAP filter to find the user (eg
samccountname=name)
:flags: samba.dsdb.UF_* flags
:on: on=True (default) => set, on=False => unset
:strict: strict=False (default) ignore if no action is needed
strict=True raises an Exception if...
"""
res = self.search(base=self.domain_dn(), scope=ldb.SCOPE_SUBTREE,
expression=search_filter, attrs=["userAccountControl"])
if len(res) == 0:
raise Exception("Unable to find account where '%s'" % search_filter)
assert(len(res) == 1)
account_dn = res[0].dn
old_uac = int(res[0]["userAccountControl"][0])
if on:
if strict and (old_uac & flags):
error = "Account flag(s) '%s' already set" % flags_str
raise Exception(error)
new_uac = old_uac | flags
else:
if strict and not (old_uac & flags):
error = "Account flag(s) '%s' already unset" % flags_str
raise Exception(error)
new_uac = old_uac & ~flags
if old_uac == new_uac:
return
mod = """
dn: %s
changetype: modify
delete: userAccountControl
userAccountControl: %u
add: userAccountControl
userAccountControl: %u
""" % (account_dn, old_uac, new_uac)
self.modify_ldif(mod)
def force_password_change_at_next_login(self, search_filter):
"""Forces a password change at next login
:param search_filter: LDAP filter to find the user (eg
samccountname=name)
"""
res = self.search(base=self.domain_dn(), scope=ldb.SCOPE_SUBTREE,
expression=search_filter, attrs=[])
if len(res) == 0:
raise Exception('Unable to find user "%s"' % search_filter)
assert(len(res) == 1)
user_dn = res[0].dn
mod = """
dn: %s
changetype: modify
replace: pwdLastSet
pwdLastSet: 0
""" % (user_dn)
self.modify_ldif(mod)
def newgroup(self, groupname, groupou=None, grouptype=None,
description=None, mailaddress=None, notes=None, sd=None):
"""Adds a new group with additional parameters
:param groupname: Name of the new group
:param grouptype: Type of the new group
:param description: Description of the new group
:param mailaddress: Email address of the new group
:param notes: Notes of the new group
:param sd: security descriptor of the object
"""
group_dn = "CN=%s,%s,%s" % (groupname, (groupou or "CN=Users"), self.domain_dn())
# The new user record. Note the reliance on the SAMLDB module which
# fills in the default informations
ldbmessage = {"dn": group_dn,
"sAMAccountName": groupname,
"objectClass": "group"}
if grouptype is not None:
ldbmessage["groupType"] = normalise_int32(grouptype)
if description is not None:
ldbmessage["description"] = description
if mailaddress is not None:
ldbmessage["mail"] = mailaddress
if notes is not None:
ldbmessage["info"] = notes
if sd is not None:
ldbmessage["nTSecurityDescriptor"] = ndr_pack(sd)
self.add(ldbmessage)
def deletegroup(self, groupname):
"""Deletes a group
:param groupname: Name of the target group
"""
groupfilter = "(&(sAMAccountName=%s)(objectCategory=%s,%s))" % (ldb.binary_encode(groupname), "CN=Group,CN=Schema,CN=Configuration", self.domain_dn())
self.transaction_start()
try:
targetgroup = self.search(base=self.domain_dn(), scope=ldb.SCOPE_SUBTREE,
expression=groupfilter, attrs=[])
if len(targetgroup) == 0:
raise Exception('Unable to find group "%s"' % groupname)
assert(len(targetgroup) == 1)
self.delete(targetgroup[0].dn)
except Exception:
self.transaction_cancel()
raise
else:
self.transaction_commit()
def add_remove_group_members(self, groupname, listofmembers,
add_members_operation=True):
"""Adds or removes group members
:param groupname: Name of the target group
:param listofmembers: Comma-separated list of group members
:param add_members_operation: Defines if its an add or remove
operation
"""
groupfilter = "(&(sAMAccountName=%s)(objectCategory=%s,%s))" % (
ldb.binary_encode(groupname), "CN=Group,CN=Schema,CN=Configuration", self.domain_dn())
groupmembers = listofmembers.split(',')
self.transaction_start()
try:
targetgroup = self.search(base=self.domain_dn(), scope=ldb.SCOPE_SUBTREE,
expression=groupfilter, attrs=['member'])
if len(targetgroup) == 0:
raise Exception('Unable to find group "%s"' % groupname)
assert(len(targetgroup) == 1)
modified = False
addtargettogroup = """
dn: %s
changetype: modify
""" % (str(targetgroup[0].dn))
for member in groupmembers:
targetmember = self.search(base=self.domain_dn(), scope=ldb.SCOPE_SUBTREE,
expression="(|(sAMAccountName=%s)(CN=%s))" % (
ldb.binary_encode(member), ldb.binary_encode(member)), attrs=[])
if len(targetmember) != 1:
continue
if add_members_operation is True and (targetgroup[0].get('member') is None or str(targetmember[0].dn) not in targetgroup[0]['member']):
modified = True
addtargettogroup += """add: member
member: %s
""" % (str(targetmember[0].dn))
elif add_members_operation is False and (targetgroup[0].get('member') is not None and str(targetmember[0].dn) in targetgroup[0]['member']):
modified = True
addtargettogroup += """delete: member
member: %s
""" % (str(targetmember[0].dn))
if modified is True:
self.modify_ldif(addtargettogroup)
except Exception:
self.transaction_cancel()
raise
else:
self.transaction_commit()
def newuser(self, username, password,
force_password_change_at_next_login_req=False,
useusernameascn=False, userou=None, surname=None, givenname=None,
initials=None, profilepath=None, scriptpath=None, homedrive=None,
homedirectory=None, jobtitle=None, department=None, company=None,
description=None, mailaddress=None, internetaddress=None,
telephonenumber=None, physicaldeliveryoffice=None, sd=None,
setpassword=True):
"""Adds a new user with additional parameters
:param username: Name of the new user
:param password: Password for the new user
:param force_password_change_at_next_login_req: Force password change
:param useusernameascn: Use username as cn rather that firstname +
initials + lastname
:param userou: Object container (without domainDN postfix) for new user
:param surname: Surname of the new user
:param givenname: First name of the new user
:param initials: Initials of the new user
:param profilepath: Profile path of the new user
:param scriptpath: Logon script path of the new user
:param homedrive: Home drive of the new user
:param homedirectory: Home directory of the new user
:param jobtitle: Job title of the new user
:param department: Department of the new user
:param company: Company of the new user
:param description: of the new user
:param mailaddress: Email address of the new user
:param internetaddress: Home page of the new user
:param telephonenumber: Phone number of the new user
:param physicaldeliveryoffice: Office location of the new user
:param sd: security descriptor of the object
:param setpassword: optionally disable password reset
"""
displayname = ""
if givenname is not None:
displayname += givenname
if initials is not None:
displayname += ' %s.' % initials
if surname is not None:
displayname += ' %s' % surname
cn = username
if useusernameascn is None and displayname is not "":
cn = displayname
user_dn = "CN=%s,%s,%s" % (cn, (userou or "CN=Users"), self.domain_dn())
dnsdomain = ldb.Dn(self, self.domain_dn()).canonical_str().replace("/", "")
user_principal_name = "%s@%s" % (username, dnsdomain)
# The new user record. Note the reliance on the SAMLDB module which
# fills in the default informations
ldbmessage = {"dn": user_dn,
"sAMAccountName": username,
"userPrincipalName": user_principal_name,
"objectClass": "user"}
if surname is not None:
ldbmessage["sn"] = surname
if givenname is not None:
ldbmessage["givenName"] = givenname
if displayname is not "":
ldbmessage["displayName"] = displayname
ldbmessage["name"] = displayname
if initials is not None:
ldbmessage["initials"] = '%s.' % initials
if profilepath is not None:
ldbmessage["profilePath"] = profilepath
if scriptpath is not None:
ldbmessage["scriptPath"] = scriptpath
if homedrive is not None:
ldbmessage["homeDrive"] = homedrive
if homedirectory is not None:
ldbmessage["homeDirectory"] = homedirectory
if jobtitle is not None:
ldbmessage["title"] = jobtitle
if department is not None:
ldbmessage["department"] = department
if company is not None:
ldbmessage["company"] = company
if description is not None:
ldbmessage["description"] = description
if mailaddress is not None:
ldbmessage["mail"] = mailaddress
if internetaddress is not None:
ldbmessage["wWWHomePage"] = internetaddress
if telephonenumber is not None:
ldbmessage["telephoneNumber"] = telephonenumber
if physicaldeliveryoffice is not None:
ldbmessage["physicalDeliveryOfficeName"] = physicaldeliveryoffice
if sd is not None:
ldbmessage["nTSecurityDescriptor"] = ndr_pack(sd)
self.transaction_start()
try:
self.add(ldbmessage)
# Sets the password for it
if setpassword:
self.setpassword("(samAccountName=%s)" % ldb.binary_encode(username), password,
force_password_change_at_next_login_req)
except Exception:
self.transaction_cancel()
raise
else:
self.transaction_commit()
def deleteuser(self, username):
"""Deletes a user
:param username: Name of the target user
"""
filter = "(&(sAMAccountName=%s)(objectCategory=%s,%s))" % (ldb.binary_encode(username), "CN=Person,CN=Schema,CN=Configuration", self.domain_dn())
self.transaction_start()
try:
target = self.search(base=self.domain_dn(), scope=ldb.SCOPE_SUBTREE,
expression=filter, attrs=[])
if len(target) == 0:
raise Exception('Unable to find user "%s"' % username)
assert(len(target) == 1)
self.delete(target[0].dn)
except Exception:
self.transaction_cancel()
raise
else:
self.transaction_commit()
def setpassword(self, search_filter, password,
force_change_at_next_login=False, username=None):
"""Sets the password for a user
:param search_filter: LDAP filter to find the user (eg
samccountname=name)
:param password: Password for the user
:param force_change_at_next_login: Force password change
"""
self.transaction_start()
try:
res = self.search(base=self.domain_dn(), scope=ldb.SCOPE_SUBTREE,
expression=search_filter, attrs=[])
if len(res) == 0:
raise Exception('Unable to find user "%s"' % (username or search_filter))
if len(res) > 1:
raise Exception('Matched %u multiple users with filter "%s"' % (len(res), search_filter))
user_dn = res[0].dn
setpw = """
dn: %s
changetype: modify
replace: unicodePwd
unicodePwd:: %s
""" % (user_dn, base64.b64encode(("\"" + password + "\"").encode('utf-16-le')))
self.modify_ldif(setpw)
if force_change_at_next_login:
self.force_password_change_at_next_login(
"(dn=" + str(user_dn) + ")")
# modify the userAccountControl to remove the disabled bit
self.enable_account(search_filter)
except Exception:
self.transaction_cancel()
raise
else:
self.transaction_commit()
def setexpiry(self, search_filter, expiry_seconds, no_expiry_req=False):
"""Sets the account expiry for a user
:param search_filter: LDAP filter to find the user (eg
samaccountname=name)
:param expiry_seconds: expiry time from now in seconds
:param no_expiry_req: if set, then don't expire password
"""
self.transaction_start()
try:
res = self.search(base=self.domain_dn(), scope=ldb.SCOPE_SUBTREE,
expression=search_filter,
attrs=["userAccountControl", "accountExpires"])
if len(res) == 0:
raise Exception('Unable to find user "%s"' % search_filter)
assert(len(res) == 1)
user_dn = res[0].dn
userAccountControl = int(res[0]["userAccountControl"][0])
accountExpires = int(res[0]["accountExpires"][0])
if no_expiry_req:
userAccountControl = userAccountControl | 0x10000
accountExpires = 0
else:
userAccountControl = userAccountControl & ~0x10000
accountExpires = samba.unix2nttime(expiry_seconds + int(time.time()))
setexp = """
dn: %s
changetype: modify
replace: userAccountControl
userAccountControl: %u
replace: accountExpires
accountExpires: %u
""" % (user_dn, userAccountControl, accountExpires)
self.modify_ldif(setexp)
except Exception:
self.transaction_cancel()
raise
else:
self.transaction_commit()
def set_domain_sid(self, sid):
"""Change the domain SID used by this LDB.
:param sid: The new domain sid to use.
"""
dsdb._samdb_set_domain_sid(self, sid)
def get_domain_sid(self):
"""Read the domain SID used by this LDB. """
return dsdb._samdb_get_domain_sid(self)
domain_sid = property(get_domain_sid, set_domain_sid,
"SID for the domain")
def set_invocation_id(self, invocation_id):
"""Set the invocation id for this SamDB handle.
:param invocation_id: GUID of the invocation id.
"""
dsdb._dsdb_set_ntds_invocation_id(self, invocation_id)
def get_invocation_id(self):
"""Get the invocation_id id"""
return dsdb._samdb_ntds_invocation_id(self)
invocation_id = property(get_invocation_id, set_invocation_id,
"Invocation ID GUID")
def get_oid_from_attid(self, attid):
return dsdb._dsdb_get_oid_from_attid(self, attid)
def get_attid_from_lDAPDisplayName(self, ldap_display_name,
is_schema_nc=False):
'''return the attribute ID for a LDAP attribute as an integer as found in DRSUAPI'''
return dsdb._dsdb_get_attid_from_lDAPDisplayName(self,
ldap_display_name, is_schema_nc)
def get_syntax_oid_from_lDAPDisplayName(self, ldap_display_name):
'''return the syntax OID for a LDAP attribute as a string'''
return dsdb._dsdb_get_syntax_oid_from_lDAPDisplayName(self, ldap_display_name)
def get_systemFlags_from_lDAPDisplayName(self, ldap_display_name):
'''return the systemFlags for a LDAP attribute as a integer'''
return dsdb._dsdb_get_systemFlags_from_lDAPDisplayName(self, ldap_display_name)
def get_linkId_from_lDAPDisplayName(self, ldap_display_name):
'''return the linkID for a LDAP attribute as a integer'''
return dsdb._dsdb_get_linkId_from_lDAPDisplayName(self, ldap_display_name)
def get_lDAPDisplayName_by_attid(self, attid):
'''return the lDAPDisplayName from an integer DRS attribute ID'''
return dsdb._dsdb_get_lDAPDisplayName_by_attid(self, attid)
def get_backlink_from_lDAPDisplayName(self, ldap_display_name):
'''return the attribute name of the corresponding backlink from the name
of a forward link attribute. If there is no backlink return None'''
return dsdb._dsdb_get_backlink_from_lDAPDisplayName(self, ldap_display_name)
def set_ntds_settings_dn(self, ntds_settings_dn):
"""Set the NTDS Settings DN, as would be returned on the dsServiceName
rootDSE attribute.
This allows the DN to be set before the database fully exists
:param ntds_settings_dn: The new DN to use
"""
dsdb._samdb_set_ntds_settings_dn(self, ntds_settings_dn)
def get_ntds_GUID(self):
"""Get the NTDS objectGUID"""
return dsdb._samdb_ntds_objectGUID(self)
def server_site_name(self):
"""Get the server site name"""
return dsdb._samdb_server_site_name(self)
def host_dns_name(self):
"""return the DNS name of this host"""
res = self.search(base='', scope=ldb.SCOPE_BASE, attrs=['dNSHostName'])
return res[0]['dNSHostName'][0]
def domain_dns_name(self):
"""return the DNS name of the domain root"""
domain_dn = self.get_default_basedn()
return domain_dn.canonical_str().split('/')[0]
def forest_dns_name(self):
"""return the DNS name of the forest root"""
forest_dn = self.get_root_basedn()
return forest_dn.canonical_str().split('/')[0]
def load_partition_usn(self, base_dn):
return dsdb._dsdb_load_partition_usn(self, base_dn)
def set_schema(self, schema):
self.set_schema_from_ldb(schema.ldb)
def set_schema_from_ldb(self, ldb_conn):
dsdb._dsdb_set_schema_from_ldb(self, ldb_conn)
def dsdb_DsReplicaAttribute(self, ldb, ldap_display_name, ldif_elements):
'''convert a list of attribute values to a DRSUAPI DsReplicaAttribute'''
return dsdb._dsdb_DsReplicaAttribute(ldb, ldap_display_name, ldif_elements)
def dsdb_normalise_attributes(self, ldb, ldap_display_name, ldif_elements):
'''normalise a list of attribute values'''
return dsdb._dsdb_normalise_attributes(ldb, ldap_display_name, ldif_elements)
def get_attribute_from_attid(self, attid):
""" Get from an attid the associated attribute
:param attid: The attribute id for searched attribute
:return: The name of the attribute associated with this id
"""
if len(self.hash_oid_name.keys()) == 0:
self._populate_oid_attid()
if self.hash_oid_name.has_key(self.get_oid_from_attid(attid)):
return self.hash_oid_name[self.get_oid_from_attid(attid)]
else:
return None
def _populate_oid_attid(self):
"""Populate the hash hash_oid_name.
This hash contains the oid of the attribute as a key and
its display name as a value
"""
self.hash_oid_name = {}
res = self.search(expression="objectClass=attributeSchema",
controls=["search_options:1:2"],
attrs=["attributeID",
"lDAPDisplayName"])
if len(res) > 0:
for e in res:
strDisplay = str(e.get("lDAPDisplayName"))
self.hash_oid_name[str(e.get("attributeID"))] = strDisplay
def get_attribute_replmetadata_version(self, dn, att):
"""Get the version field trom the replPropertyMetaData for
the given field
:param dn: The on which we want to get the version
:param att: The name of the attribute
:return: The value of the version field in the replPropertyMetaData
for the given attribute. None if the attribute is not replicated
"""
res = self.search(expression="dn=%s" % dn,
scope=ldb.SCOPE_SUBTREE,
controls=["search_options:1:2"],
attrs=["replPropertyMetaData"])
if len(res) == 0:
return None
repl = ndr_unpack(drsblobs.replPropertyMetaDataBlob,
str(res[0]["replPropertyMetaData"]))
ctr = repl.ctr
if len(self.hash_oid_name.keys()) == 0:
self._populate_oid_attid()
for o in ctr.array:
# Search for Description
att_oid = self.get_oid_from_attid(o.attid)
if self.hash_oid_name.has_key(att_oid) and\
att.lower() == self.hash_oid_name[att_oid].lower():
return o.version
return None
def set_attribute_replmetadata_version(self, dn, att, value,
addifnotexist=False):
res = self.search(expression="dn=%s" % dn,
scope=ldb.SCOPE_SUBTREE,
controls=["search_options:1:2"],
attrs=["replPropertyMetaData"])
if len(res) == 0:
return None
repl = ndr_unpack(drsblobs.replPropertyMetaDataBlob,
str(res[0]["replPropertyMetaData"]))
ctr = repl.ctr
now = samba.unix2nttime(int(time.time()))
found = False
if len(self.hash_oid_name.keys()) == 0:
self._populate_oid_attid()
for o in ctr.array:
# Search for Description
att_oid = self.get_oid_from_attid(o.attid)
if self.hash_oid_name.has_key(att_oid) and\
att.lower() == self.hash_oid_name[att_oid].lower():
found = True
seq = self.sequence_number(ldb.SEQ_NEXT)
o.version = value
o.originating_change_time = now
o.originating_invocation_id = misc.GUID(self.get_invocation_id())
o.originating_usn = seq
o.local_usn = seq
if not found and addifnotexist and len(ctr.array) >0:
o2 = drsblobs.replPropertyMetaData1()
o2.attid = 589914
att_oid = self.get_oid_from_attid(o2.attid)
seq = self.sequence_number(ldb.SEQ_NEXT)
o2.version = value
o2.originating_change_time = now
o2.originating_invocation_id = misc.GUID(self.get_invocation_id())
o2.originating_usn = seq
o2.local_usn = seq
found = True
tab = ctr.array
tab.append(o2)
ctr.count = ctr.count + 1
ctr.array = tab
if found :
replBlob = ndr_pack(repl)
msg = ldb.Message()
msg.dn = res[0].dn
msg["replPropertyMetaData"] = ldb.MessageElement(replBlob,
ldb.FLAG_MOD_REPLACE,
"replPropertyMetaData")
self.modify(msg, ["local_oid:1.3.6.1.4.1.7165.4.3.14:0"])
def write_prefixes_from_schema(self):
dsdb._dsdb_write_prefixes_from_schema_to_ldb(self)
def get_partitions_dn(self):
return dsdb._dsdb_get_partitions_dn(self)
def set_minPwdAge(self, value):
m = ldb.Message()
m.dn = ldb.Dn(self, self.domain_dn())
m["minPwdAge"] = ldb.MessageElement(value, ldb.FLAG_MOD_REPLACE, "minPwdAge")
self.modify(m)
def get_minPwdAge(self):
res = self.search(self.domain_dn(), scope=ldb.SCOPE_BASE, attrs=["minPwdAge"])
if len(res) == 0:
return None
elif not "minPwdAge" in res[0]:
return None
else:
return res[0]["minPwdAge"][0]
def set_minPwdLength(self, value):
m = ldb.Message()
m.dn = ldb.Dn(self, self.domain_dn())
m["minPwdLength"] = ldb.MessageElement(value, ldb.FLAG_MOD_REPLACE, "minPwdLength")
self.modify(m)
def get_minPwdLength(self):
res = self.search(self.domain_dn(), scope=ldb.SCOPE_BASE, attrs=["minPwdLength"])
if len(res) == 0:
return None
elif not "minPwdLength" in res[0]:
return None
else:
return res[0]["minPwdLength"][0]
def set_pwdProperties(self, value):
m = ldb.Message()
m.dn = ldb.Dn(self, self.domain_dn())
m["pwdProperties"] = ldb.MessageElement(value, ldb.FLAG_MOD_REPLACE, "pwdProperties")
self.modify(m)
def get_pwdProperties(self):
res = self.search(self.domain_dn(), scope=ldb.SCOPE_BASE, attrs=["pwdProperties"])
if len(res) == 0:
return None
elif not "pwdProperties" in res[0]:
return None
else:
return res[0]["pwdProperties"][0]
def set_dsheuristics(self, dsheuristics):
m = ldb.Message()
m.dn = ldb.Dn(self, "CN=Directory Service,CN=Windows NT,CN=Services,%s"
% self.get_config_basedn().get_linearized())
if dsheuristics is not None:
m["dSHeuristics"] = ldb.MessageElement(dsheuristics,
ldb.FLAG_MOD_REPLACE, "dSHeuristics")
else:
m["dSHeuristics"] = ldb.MessageElement([], ldb.FLAG_MOD_DELETE,
"dSHeuristics")
self.modify(m)
def get_dsheuristics(self):
res = self.search("CN=Directory Service,CN=Windows NT,CN=Services,%s"
% self.get_config_basedn().get_linearized(),
scope=ldb.SCOPE_BASE, attrs=["dSHeuristics"])
if len(res) == 0:
dsheuristics = None
elif "dSHeuristics" in res[0]:
dsheuristics = res[0]["dSHeuristics"][0]
else:
dsheuristics = None
return dsheuristics
def create_ou(self, ou_dn, description=None, name=None, sd=None):
"""Creates an organizationalUnit object
:param ou_dn: dn of the new object
:param description: description attribute
:param name: name atttribute
:param sd: security descriptor of the object, can be
an SDDL string or security.descriptor type
"""
m = {"dn": ou_dn,
"objectClass": "organizationalUnit"}
if description:
m["description"] = description
if name:
m["name"] = name
if sd:
m["nTSecurityDescriptor"] = ndr_pack(sd)
self.add(m)
def sequence_number(self, seq_type):
"""Returns the value of the sequence number according to the requested type
:param seq_type: type of sequence number
"""
self.transaction_start()
try:
seq = super(SamDB, self).sequence_number(seq_type)
except Exception:
self.transaction_cancel()
raise
else:
self.transaction_commit()
return seq
def get_dsServiceName(self):
'''get the NTDS DN from the rootDSE'''
res = self.search(base="", scope=ldb.SCOPE_BASE, attrs=["dsServiceName"])
return res[0]["dsServiceName"][0]
def get_serverName(self):
'''get the server DN from the rootDSE'''
res = self.search(base="", scope=ldb.SCOPE_BASE, attrs=["serverName"])
return res[0]["serverName"][0]
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