3 # rodc related commands
5 # Copyright Andrew Tridgell 2010
7 # This program is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 3 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
21 from samba.netcmd import Command, CommandError, Option, SuperCommand
22 import samba.getopt as options
23 from samba.samdb import SamDB
24 from samba.auth import system_session
26 from samba.dcerpc import misc, drsuapi
27 from samba.drs_utils import drs_Replicate
30 class cmd_rodc_preload(Command):
31 """Preload one account for an RODC"""
33 synopsis = "%prog (<SID>|<DN>|<accountname>) [options]"
35 takes_optiongroups = {
36 "sambaopts": options.SambaOptions,
37 "versionopts": options.VersionOptions,
38 "credopts": options.CredentialsOptions,
42 Option("--server", help="DC to use", type=str),
45 takes_args = ["account"]
47 def get_dn(self, samdb, account):
48 '''work out what DN they meant'''
50 # we accept the account in SID, accountname or DN form
51 if account[0:2] == 'S-':
52 res = samdb.search(base="<SID=%s>" % account,
53 expression="objectclass=user",
54 scope=ldb.SCOPE_BASE, attrs=[])
55 elif account.find('=') >= 0:
56 res = samdb.search(base=account,
57 expression="objectclass=user",
58 scope=ldb.SCOPE_BASE, attrs=[])
60 res = samdb.search(expression="(&(samAccountName=%s)(objectclass=user))" % ldb.binary_encode(account),
61 scope=ldb.SCOPE_SUBTREE, attrs=[])
63 raise Exception("Failed to find account '%s'" % account)
64 return str(res[0]["dn"])
67 def run(self, account, sambaopts=None,
68 credopts=None, versionopts=None, server=None):
71 raise Exception("You must supply a server")
73 lp = sambaopts.get_loadparm()
75 creds = credopts.get_credentials(lp, fallback_machine=True)
77 # connect to the remote and local SAMs
78 samdb = SamDB(url="ldap://%s" % server,
79 session_info=system_session(),
80 credentials=creds, lp=lp)
82 local_samdb = SamDB(url=None, session_info=system_session(),
83 credentials=creds, lp=lp)
85 # work out the source and destination GUIDs
86 dc_ntds_dn = samdb.get_dsServiceName()
87 res = samdb.search(base=dc_ntds_dn, scope=ldb.SCOPE_BASE, attrs=["invocationId"])
88 source_dsa_invocation_id = misc.GUID(local_samdb.schema_format_value("objectGUID", res[0]["invocationId"][0]))
90 dn = self.get_dn(samdb, account)
91 self.outf.write("Replicating DN %s\n" % dn)
93 destination_dsa_guid = misc.GUID(local_samdb.get_ntds_GUID())
95 local_samdb.transaction_start()
96 repl = drs_Replicate("ncacn_ip_tcp:%s[seal,print]" % server, lp, creds, local_samdb)
98 repl.replicate(dn, source_dsa_invocation_id, destination_dsa_guid,
99 exop=drsuapi.DRSUAPI_EXOP_REPL_SECRET, rodc=True)
101 raise CommandError("Error replicating DN %s" % dn, e)
102 local_samdb.transaction_commit()
106 class cmd_rodc(SuperCommand):
107 """Read-Only Domain Controller (RODC) management"""
110 subcommands["preload"] = cmd_rodc_preload()