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s4: Make unixid optional

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Make unixid optional, if value not supplied next id from id pool will be used.
  Create a function to get next id in id pool.
This commit is contained in:
Matthieu Patou
2009-11-22 19:50:31 +03:00
committed by Andrew Bartlett
parent 028c9b1c15
commit 9b70979bc9
1 changed files with 26 additions and 2 deletions
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28
source4/scripting/python/samba/idmap.py
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@ -22,6 +22,7 @@
__docformat__ = "restructuredText"
import ldb
import samba
class IDmapDB(samba.Ldb):
@ -50,12 +51,35 @@ class IDmapDB(samba.Ldb):
super(IDmapDB, self).connect(url=self.lp.private_path(url), flags=flags,
options=options)
def setup_name_mapping(self, sid, type, unixid):
def increment_xid(self):
"""Increment xidNumber, if not present it create and assign it to the lowerBound
:return xid can that be used for SID/unixid mapping
"""
res=self.search(expression="dn=CN=CONFIG",base="", scope=ldb.SCOPE_SUBTREE)
id=res[0].get("xidNumber")
flag=ldb.FLAG_MOD_REPLACE
if id == None:
id=res[0].get("lowerBound")
flag = ldb.FLAG_MOD_ADD
newid = int(str(id)) + 1
msg = ldb.Message()
msg.dn = ldb.Dn(self,"CN=CONFIG")
msg["xidNumber"] = ldb.MessageElement(str(newid),flag,"xidNumber")
self.modify(msg)
return id
def setup_name_mapping(self, sid, type, unixid=None):
"""Setup a mapping between a sam name and a unix name.
:param sid: SID of the NT-side of the mapping.
:param unixname: Unix name to map to.
:param unixname: Unix id to map to, if none supplied the next one will be selected
"""
if unixid == None:
unixid = self.increment_xid()
type_string = ""
if type == self.TYPE_UID:
type_string = "ID_TYPE_UID"