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schema: Add option of specifying the base schema for a provision

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Add the ability to override the base schema files being used for the
new provision, e.g. instead of using the default supported schema,
the code can now potentially specify an older or newer schema to use.

Signed-off-by: Tim Beale <timbeale@catalyst.net.nz>
Reviewed-by: Garming Sam <garming@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
This commit is contained in:
Tim Beale
2017-10-04 12:30:59 +13:00
committed by Andrew Bartlett
parent f4d9b797e2
commit 1f60f5b51a
3 changed files with 22 additions and 8 deletions
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15
python/samba/schema.py
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@ -76,7 +76,8 @@ class Schema(object):
}
def __init__(self, domain_sid, invocationid=None, schemadn=None,
files=None, override_prefixmap=None, additional_prefixmap=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
@ -89,6 +90,11 @@ class Schema(object):
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.
@ -97,8 +103,8 @@ class Schema(object):
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'))
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:
@ -108,9 +114,10 @@ class Schema(object):
{"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})
{"SCHEMADN": schemadn, "OBJVERSION" : schema_version})
descr = b64encode(get_schema_descriptor(domain_sid))
self.schema_dn_add = read_and_sub_file(