class Schema(object):
def __init__(self, domain_sid, invocationid=None, schemadn=None,
files=None, override_prefixmap=None, additional_prefixmap=None):
from samba.provision import setup_path
"""Load schema for the SamDB from the AD schema files and
samba4_schema.ldif
:param samdb: Load a schema into a SamDB.
:param schemadn: DN of the schema
Returns the schema data loaded, to avoid double-parsing when then
needing to add it to the db
"""
self.schemadn = schemadn
# We need to have the am_rodc=False just to keep some warnings quiet -
# this isn't a real SAM, so it's meaningless.
self.ldb = SamDB(global_schema=False, am_rodc=False)
if invocationid is not None:
self.ldb.set_invocation_id(invocationid)
self.schema_data = read_ms_schema(
setup_path('ad-schema/MS-AD_Schema_2K8_R2_Attributes.txt'),
setup_path('ad-schema/MS-AD_Schema_2K8_R2_Classes.txt'))
if files is not None:
for file in files:
self.schema_data += open(file, 'r').read()
self.schema_data = substitute_var(self.schema_data,
{"SCHEMADN": schemadn})
check_all_substituted(self.schema_data)
self.schema_dn_modify = read_and_sub_file(
setup_path("provision_schema_basedn_modify.ldif"),
{"SCHEMADN": schemadn})
descr = b64encode(get_schema_descriptor(domain_sid))
self.schema_dn_add = read_and_sub_file(
setup_path("provision_schema_basedn.ldif"),
{"SCHEMADN": schemadn, "DESCRIPTOR": descr})
if override_prefixmap is not None:
self.prefixmap_data = override_prefixmap
else:
self.prefixmap_data = open(setup_path("prefixMap.txt"), 'r').read()
if additional_prefixmap is not None:
for map in additional_prefixmap:
self.prefixmap_data += "%s\n" % map
self.prefixmap_data = b64encode(self.prefixmap_data)
# We don't actually add this ldif, just parse it
prefixmap_ldif = "dn: %s\nprefixMap:: %s\n\n" % (self.schemadn, self.prefixmap_data)
self.set_from_ldif(prefixmap_ldif, self.schema_data, self.schemadn)
def set_from_ldif(self, pf, df, dn):
dsdb._dsdb_set_schema_from_ldif(self.ldb, pf, df, dn)
def write_to_tmp_ldb(self, schemadb_path):
self.ldb.connect(url=schemadb_path)
self.ldb.transaction_start()
try:
self.ldb.add_ldif("""dn: @ATTRIBUTES
linkID: INTEGER
dn: @INDEXLIST
@IDXATTR: linkID
@IDXATTR: attributeSyntax
""")
# These bits of LDIF are supplied when the Schema object is created
self.ldb.add_ldif(self.schema_dn_add)
self.ldb.modify_ldif(self.schema_dn_modify)
self.ldb.add_ldif(self.schema_data)
except:
self.ldb.transaction_cancel()
raise
else:
self.ldb.transaction_commit()
# Return a hash with the forward attribute as a key and the back as the
# value
def linked_attributes(self):
return get_linked_attributes(self.schemadn, self.ldb)
def dnsyntax_attributes(self):
return get_dnsyntax_attributes(self.schemadn, self.ldb)
def convert_to_openldap(self, target, mapping):
return dsdb._dsdb_convert_schema_to_openldap(self.ldb, target, mapping)
class Schema(object):
# the schema files (and corresponding object version) that we know about
base_schemas = {
"2008_R2_old": ("MS-AD_Schema_2K8_R2_Attributes.txt",
"MS-AD_Schema_2K8_R2_Classes.txt", 47),
"2008_R2": ("Attributes_for_AD_DS__Windows_Server_2008_R2.ldf",
"Classes_for_AD_DS__Windows_Server_2008_R2.ldf", 47),
"2012": ("AD_DS_Attributes__Windows_Server_2012.ldf",
"AD_DS_Classes__Windows_Server_2012.ldf", 56),
"2012_R2": ("AD_DS_Attributes__Windows_Server_2012_R2.ldf",
"AD_DS_Classes__Windows_Server_2012_R2.ldf", 69),
}
def __init__(self,
domain_sid,
invocationid=None,
schemadn=None,
files=None,
override_prefixmap=None,
additional_prefixmap=None,
base_schema=None):
from samba.provision import setup_path
"""Load schema for the SamDB from the AD schema files and
samba4_schema.ldif
:param samdb: Load a schema into a SamDB.
:param schemadn: DN of the schema
Returns the schema data loaded, to avoid double-parsing when then
needing to add it to the db
"""
if base_schema is None:
base_schema = Schema.default_base_schema()
self.base_schema = base_schema
self.schemadn = schemadn
# We need to have the am_rodc=False just to keep some warnings quiet -
# this isn't a real SAM, so it's meaningless.
self.ldb = SamDB(global_schema=False, am_rodc=False)
if invocationid is not None:
self.ldb.set_invocation_id(invocationid)
self.schema_data = read_ms_schema(
setup_path('ad-schema/%s' % Schema.base_schemas[base_schema][0]),
setup_path('ad-schema/%s' % Schema.base_schemas[base_schema][1]))
if files is not None:
for file in files:
self.schema_data += open(file, 'rb').read()
self.schema_data = substitute_var(self.schema_data,
{"SCHEMADN": schemadn})
check_all_substituted(self.schema_data)
schema_version = str(Schema.get_version(base_schema))
self.schema_dn_modify = read_and_sub_file(
setup_path("provision_schema_basedn_modify.ldif"), {
"SCHEMADN": schemadn,
"OBJVERSION": schema_version
})
descr = b64encode(get_schema_descriptor(domain_sid)).decode('utf8')
self.schema_dn_add = read_and_sub_file(
setup_path("provision_schema_basedn.ldif"), {
"SCHEMADN": schemadn,
"DESCRIPTOR": descr
})
if override_prefixmap is not None:
self.prefixmap_data = override_prefixmap
else:
self.prefixmap_data = open(setup_path("prefixMap.txt"),
'rb').read()
if additional_prefixmap is not None:
for map in additional_prefixmap:
self.prefixmap_data += "%s\n" % map
self.prefixmap_data = b64encode(self.prefixmap_data).decode('utf8')
# We don't actually add this ldif, just parse it
prefixmap_ldif = "dn: %s\nprefixMap:: %s\n\n" % (self.schemadn,
self.prefixmap_data)
self.set_from_ldif(prefixmap_ldif, self.schema_data, self.schemadn)
@staticmethod
def default_base_schema():
"""Returns the default base schema to use"""
return "2008_R2"
@staticmethod
def get_version(base_schema):
"""Returns the base schema's object version, e.g. 47 for 2008_R2"""
return Schema.base_schemas[base_schema][2]
def set_from_ldif(self, pf, df, dn):
dsdb._dsdb_set_schema_from_ldif(self.ldb, pf, df, dn)
def write_to_tmp_ldb(self, schemadb_path):
self.ldb.connect(url=schemadb_path)
self.ldb.transaction_start()
try:
# These are actually ignored, as the schema has been forced
# when the ldb object was created, and that overrides this
self.ldb.add_ldif("""dn: @ATTRIBUTES
linkID: INTEGER
dn: @INDEXLIST
@IDXATTR: linkID
@IDXATTR: attributeSyntax
@IDXGUID: objectGUID
""")
schema_dn_add = self.schema_dn_add \
+ "objectGUID: 24e2ca70-b093-4ae8-84c0-2d7ac652a1b8\n"
# These bits of LDIF are supplied when the Schema object is created
self.ldb.add_ldif(schema_dn_add)
self.ldb.modify_ldif(self.schema_dn_modify)
self.ldb.add_ldif(self.schema_data)
except:
self.ldb.transaction_cancel()
raise
else:
self.ldb.transaction_commit()
# Return a hash with the forward attribute as a key and the back as the
# value
def linked_attributes(self):
return get_linked_attributes(self.schemadn, self.ldb)
def dnsyntax_attributes(self):
return get_dnsyntax_attributes(self.schemadn, self.ldb)
def convert_to_openldap(self, target, mapping):
return dsdb._dsdb_convert_schema_to_openldap(self.ldb, target, mapping)
class Schema(object):
def __init__(self, domain_sid, invocationid=None, schemadn=None,
files=None, override_prefixmap=None, additional_prefixmap=None):
from samba.provision import setup_path
"""Load schema for the SamDB from the AD schema files and
samba4_schema.ldif
:param samdb: Load a schema into a SamDB.
:param schemadn: DN of the schema
Returns the schema data loaded, to avoid double-parsing when then
needing to add it to the db
"""
self.schemadn = schemadn
# We need to have the am_rodc=False just to keep some warnings quiet -
# this isn't a real SAM, so it's meaningless.
self.ldb = SamDB(global_schema=False, am_rodc=False)
if invocationid is not None:
self.ldb.set_invocation_id(invocationid)
self.schema_data = read_ms_schema(
setup_path('ad-schema/MS-AD_Schema_2K8_R2_Attributes.txt'),
setup_path('ad-schema/MS-AD_Schema_2K8_R2_Classes.txt'))
if files is not None:
for file in files:
self.schema_data += open(file, 'r').read()
self.schema_data = substitute_var(self.schema_data,
{"SCHEMADN": schemadn})
check_all_substituted(self.schema_data)
self.schema_dn_modify = read_and_sub_file(
setup_path("provision_schema_basedn_modify.ldif"),
{"SCHEMADN": schemadn})
descr = b64encode(get_schema_descriptor(domain_sid))
self.schema_dn_add = read_and_sub_file(
setup_path("provision_schema_basedn.ldif"),
{"SCHEMADN": schemadn, "DESCRIPTOR": descr})
if override_prefixmap is not None:
self.prefixmap_data = override_prefixmap
else:
self.prefixmap_data = open(setup_path("prefixMap.txt"), 'r').read()
if additional_prefixmap is not None:
for map in additional_prefixmap:
self.prefixmap_data += "%s\n" % map
self.prefixmap_data = b64encode(self.prefixmap_data)
# We don't actually add this ldif, just parse it
prefixmap_ldif = "dn: %s\nprefixMap:: %s\n\n" % (self.schemadn, self.prefixmap_data)
self.set_from_ldif(prefixmap_ldif, self.schema_data, self.schemadn)
def set_from_ldif(self, pf, df, dn):
dsdb._dsdb_set_schema_from_ldif(self.ldb, pf, df, dn)
def write_to_tmp_ldb(self, schemadb_path):
self.ldb.connect(url=schemadb_path)
self.ldb.transaction_start()
try:
self.ldb.add_ldif("""dn: @ATTRIBUTES
linkID: INTEGER
dn: @INDEXLIST
@IDXATTR: linkID
@IDXATTR: attributeSyntax
""")
# These bits of LDIF are supplied when the Schema object is created
self.ldb.add_ldif(self.schema_dn_add)
self.ldb.modify_ldif(self.schema_dn_modify)
self.ldb.add_ldif(self.schema_data)
except:
self.ldb.transaction_cancel()
raise
else:
self.ldb.transaction_commit()
# Return a hash with the forward attribute as a key and the back as the
# value
def linked_attributes(self):
return get_linked_attributes(self.schemadn, self.ldb)
def dnsyntax_attributes(self):
return get_dnsyntax_attributes(self.schemadn, self.ldb)
def convert_to_openldap(self, target, mapping):
return dsdb._dsdb_convert_schema_to_openldap(self.ldb, target, mapping)
class Schema(object):
# the schema files (and corresponding object version) that we know about
base_schemas = {
"2008_R2_old" : ("MS-AD_Schema_2K8_R2_Attributes.txt",
"MS-AD_Schema_2K8_R2_Classes.txt",
47),
"2008_R2" : ("Attributes_for_AD_DS__Windows_Server_2008_R2.ldf",
"Classes_for_AD_DS__Windows_Server_2008_R2.ldf",
47),
"2012" : ("AD_DS_Attributes__Windows_Server_2012.ldf",
"AD_DS_Classes__Windows_Server_2012.ldf",
56),
"2012_R2" : ("AD_DS_Attributes__Windows_Server_2012_R2.ldf",
"AD_DS_Classes__Windows_Server_2012_R2.ldf",
69),
}
def __init__(self, domain_sid, invocationid=None, schemadn=None,
files=None, override_prefixmap=None, additional_prefixmap=None,
base_schema=None):
from samba.provision import setup_path
"""Load schema for the SamDB from the AD schema files and
samba4_schema.ldif
:param samdb: Load a schema into a SamDB.
:param schemadn: DN of the schema
Returns the schema data loaded, to avoid double-parsing when then
needing to add it to the db
"""
if base_schema is None:
base_schema = Schema.default_base_schema()
self.base_schema = base_schema
self.schemadn = schemadn
# We need to have the am_rodc=False just to keep some warnings quiet -
# this isn't a real SAM, so it's meaningless.
self.ldb = SamDB(global_schema=False, am_rodc=False)
if invocationid is not None:
self.ldb.set_invocation_id(invocationid)
self.schema_data = read_ms_schema(
setup_path('ad-schema/%s' % Schema.base_schemas[base_schema][0]),
setup_path('ad-schema/%s' % Schema.base_schemas[base_schema][1]))
if files is not None:
for file in files:
self.schema_data += open(file, 'r').read()
self.schema_data = substitute_var(self.schema_data,
{"SCHEMADN": schemadn})
check_all_substituted(self.schema_data)
schema_version = str(Schema.get_version(base_schema))
self.schema_dn_modify = read_and_sub_file(
setup_path("provision_schema_basedn_modify.ldif"),
{"SCHEMADN": schemadn, "OBJVERSION" : schema_version})
descr = b64encode(get_schema_descriptor(domain_sid)).decode('utf8')
self.schema_dn_add = read_and_sub_file(
setup_path("provision_schema_basedn.ldif"),
{"SCHEMADN": schemadn, "DESCRIPTOR": descr})
if override_prefixmap is not None:
self.prefixmap_data = override_prefixmap
else:
self.prefixmap_data = open(setup_path("prefixMap.txt"), 'r').read()
if additional_prefixmap is not None:
for map in additional_prefixmap:
self.prefixmap_data += "%s\n" % map
self.prefixmap_data = b64encode(self.prefixmap_data).decode('utf8')
# We don't actually add this ldif, just parse it
prefixmap_ldif = "dn: %s\nprefixMap:: %s\n\n" % (self.schemadn, self.prefixmap_data)
self.set_from_ldif(prefixmap_ldif, self.schema_data, self.schemadn)
@staticmethod
def default_base_schema():
"""Returns the default base schema to use"""
return "2008_R2"
@staticmethod
def get_version(base_schema):
"""Returns the base schema's object version, e.g. 47 for 2008_R2"""
return Schema.base_schemas[base_schema][2]
def set_from_ldif(self, pf, df, dn):
dsdb._dsdb_set_schema_from_ldif(self.ldb, pf, df, dn)
def write_to_tmp_ldb(self, schemadb_path):
self.ldb.connect(url=schemadb_path)
self.ldb.transaction_start()
try:
# These are actually ignored, as the schema has been forced
# when the ldb object was created, and that overrides this
self.ldb.add_ldif("""dn: @ATTRIBUTES
linkID: INTEGER
dn: @INDEXLIST
@IDXATTR: linkID
@IDXATTR: attributeSyntax
@IDXGUID: objectGUID
""")
schema_dn_add = self.schema_dn_add \
+ "objectGUID: 24e2ca70-b093-4ae8-84c0-2d7ac652a1b8\n"
# These bits of LDIF are supplied when the Schema object is created
self.ldb.add_ldif(schema_dn_add)
self.ldb.modify_ldif(self.schema_dn_modify)
self.ldb.add_ldif(self.schema_data)
except:
self.ldb.transaction_cancel()
raise
else:
self.ldb.transaction_commit()
# Return a hash with the forward attribute as a key and the back as the
# value
def linked_attributes(self):
return get_linked_attributes(self.schemadn, self.ldb)
def dnsyntax_attributes(self):
return get_dnsyntax_attributes(self.schemadn, self.ldb)
def convert_to_openldap(self, target, mapping):
return dsdb._dsdb_convert_schema_to_openldap(self.ldb, target, mapping)
