2 # Copyright Andrew Tridgell 2010
3 # Copyright Andrew Bartlett 2010
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 """Joining a domain."""
21 from samba.auth import system_session
22 from samba.samdb import SamDB
23 from samba import gensec, Ldb, drs_utils, arcfour_encrypt, string_to_byte_array
24 import ldb, samba, sys, uuid
25 from samba.ndr import ndr_pack
26 from samba.dcerpc import security, drsuapi, misc, nbt, lsa, drsblobs
27 from samba.dsdb import DS_DOMAIN_FUNCTION_2003
28 from samba.credentials import Credentials, DONT_USE_KERBEROS
29 from samba.provision import secretsdb_self_join, provision, provision_fill, FILL_DRS, FILL_SUBDOMAIN
30 from samba.provision.common import setup_path
31 from samba.schema import Schema
32 from samba import descriptor
33 from samba.net import Net
34 from samba.provision.sambadns import setup_bind9_dns
35 from samba import read_and_sub_file
36 from samba import werror
37 from base64 import b64encode
43 class DCJoinException(Exception):
45 def __init__(self, msg):
46 super(DCJoinException, self).__init__("Can't join, error: %s" % msg)
49 class dc_join(object):
50 """Perform a DC join."""
52 def __init__(ctx, logger=None, server=None, creds=None, lp=None, site=None,
53 netbios_name=None, targetdir=None, domain=None,
54 machinepass=None, use_ntvfs=False, dns_backend=None,
55 promote_existing=False, clone_only=False):
56 ctx.clone_only=clone_only
62 ctx.targetdir = targetdir
63 ctx.use_ntvfs = use_ntvfs
65 ctx.promote_existing = promote_existing
66 ctx.promote_from_dn = None
71 ctx.creds.set_gensec_features(creds.get_gensec_features() | gensec.FEATURE_SEAL)
72 ctx.net = Net(creds=ctx.creds, lp=ctx.lp)
74 if server is not None:
77 ctx.logger.info("Finding a writeable DC for domain '%s'" % domain)
78 ctx.server = ctx.find_dc(domain)
79 ctx.logger.info("Found DC %s" % ctx.server)
81 ctx.samdb = SamDB(url="ldap://%s" % ctx.server,
82 session_info=system_session(),
83 credentials=ctx.creds, lp=ctx.lp)
86 ctx.samdb.search(scope=ldb.SCOPE_ONELEVEL, attrs=["dn"])
87 except ldb.LdbError, (enum, estr):
88 raise DCJoinException(estr)
91 ctx.base_dn = str(ctx.samdb.get_default_basedn())
92 ctx.root_dn = str(ctx.samdb.get_root_basedn())
93 ctx.schema_dn = str(ctx.samdb.get_schema_basedn())
94 ctx.config_dn = str(ctx.samdb.get_config_basedn())
95 ctx.domsid = security.dom_sid(ctx.samdb.get_domain_sid())
96 ctx.forestsid = ctx.domsid
97 ctx.domain_name = ctx.get_domain_name()
98 ctx.forest_domain_name = ctx.get_forest_domain_name()
99 ctx.invocation_id = misc.GUID(str(uuid.uuid4()))
101 ctx.dc_ntds_dn = ctx.samdb.get_dsServiceName()
102 ctx.dc_dnsHostName = ctx.get_dnsHostName()
103 ctx.behavior_version = ctx.get_behavior_version()
105 if machinepass is not None:
106 ctx.acct_pass = machinepass
108 ctx.acct_pass = samba.generate_random_machine_password(128, 255)
110 ctx.dnsdomain = ctx.samdb.domain_dns_name()
112 # As we don't want to create or delete these DNs, we set them to None
116 ctx.myname = ctx.server.split('.')[0]
118 ctx.rid_manager_dn = None
121 ctx.remote_dc_ntds_guid = ctx.samdb.get_ntds_GUID()
123 # work out the DNs of all the objects we will be adding
124 ctx.myname = netbios_name
125 ctx.samname = "%s$" % ctx.myname
126 ctx.server_dn = "CN=%s,CN=Servers,CN=%s,CN=Sites,%s" % (ctx.myname, ctx.site, ctx.config_dn)
127 ctx.ntds_dn = "CN=NTDS Settings,%s" % ctx.server_dn
128 ctx.acct_dn = "CN=%s,OU=Domain Controllers,%s" % (ctx.myname, ctx.base_dn)
129 ctx.dnshostname = "%s.%s" % (ctx.myname.lower(), ctx.dnsdomain)
130 ctx.dnsforest = ctx.samdb.forest_dns_name()
132 topology_base = "CN=Topology,CN=Domain System Volume,CN=DFSR-GlobalSettings,CN=System,%s" % ctx.base_dn
133 if ctx.dn_exists(topology_base):
134 ctx.topology_dn = "CN=%s,%s" % (ctx.myname, topology_base)
136 ctx.topology_dn = None
138 ctx.SPNs = [ "HOST/%s" % ctx.myname,
139 "HOST/%s" % ctx.dnshostname,
140 "GC/%s/%s" % (ctx.dnshostname, ctx.dnsforest) ]
142 res_rid_manager = ctx.samdb.search(scope=ldb.SCOPE_BASE,
143 attrs=["rIDManagerReference"],
146 ctx.rid_manager_dn = res_rid_manager[0]["rIDManagerReference"][0]
148 ctx.domaindns_zone = 'DC=DomainDnsZones,%s' % ctx.base_dn
149 ctx.forestdns_zone = 'DC=ForestDnsZones,%s' % ctx.root_dn
151 expr = "(&(objectClass=crossRef)(ncName=%s))" % ldb.binary_encode(ctx.domaindns_zone)
152 res_domaindns = ctx.samdb.search(scope=ldb.SCOPE_ONELEVEL,
154 base=ctx.samdb.get_partitions_dn(),
156 if dns_backend is None:
157 ctx.dns_backend = "NONE"
159 if len(res_domaindns) == 0:
160 ctx.dns_backend = "NONE"
161 print "NO DNS zone information found in source domain, not replicating DNS"
163 ctx.dns_backend = dns_backend
165 ctx.realm = ctx.dnsdomain
169 ctx.replica_flags = (drsuapi.DRSUAPI_DRS_INIT_SYNC |
170 drsuapi.DRSUAPI_DRS_PER_SYNC |
171 drsuapi.DRSUAPI_DRS_GET_ANC |
172 drsuapi.DRSUAPI_DRS_GET_NC_SIZE |
173 drsuapi.DRSUAPI_DRS_NEVER_SYNCED)
175 # these elements are optional
176 ctx.never_reveal_sid = None
177 ctx.reveal_sid = None
178 ctx.connection_dn = None
183 ctx.subdomain = False
185 ctx.partition_dn = None
187 def del_noerror(ctx, dn, recursive=False):
190 res = ctx.samdb.search(base=dn, scope=ldb.SCOPE_ONELEVEL, attrs=["dn"])
194 ctx.del_noerror(r.dn, recursive=True)
197 print "Deleted %s" % dn
201 def cleanup_old_accounts(ctx):
202 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
203 expression='sAMAccountName=%s' % ldb.binary_encode(ctx.samname),
204 attrs=["msDS-krbTgtLink", "objectSID"])
208 creds = Credentials()
211 creds.set_machine_account(ctx.lp)
212 creds.set_kerberos_state(ctx.creds.get_kerberos_state())
213 machine_samdb = SamDB(url="ldap://%s" % ctx.server,
214 session_info=system_session(),
215 credentials=creds, lp=ctx.lp)
219 token_res = machine_samdb.search(scope=ldb.SCOPE_BASE, base="", attrs=["tokenGroups"])
220 if token_res[0]["tokenGroups"][0] \
221 == res[0]["objectSID"][0]:
222 raise DCJoinException("Not removing account %s which "
223 "looks like a Samba DC account "
224 "maching the password we already have. "
225 "To override, remove secrets.ldb and secrets.tdb"
228 ctx.del_noerror(res[0].dn, recursive=True)
230 if "msDS-Krbtgtlink" in res[0]:
231 new_krbtgt_dn = res[0]["msDS-Krbtgtlink"][0]
232 ctx.del_noerror(ctx.new_krbtgt_dn)
234 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
235 expression='(&(sAMAccountName=%s)(servicePrincipalName=%s))' %
236 (ldb.binary_encode("dns-%s" % ctx.myname),
237 ldb.binary_encode("dns/%s" % ctx.dnshostname)),
240 ctx.del_noerror(res[0].dn, recursive=True)
242 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
243 expression='(sAMAccountName=%s)' % ldb.binary_encode("dns-%s" % ctx.myname),
246 raise DCJoinException("Not removing account %s which looks like "
247 "a Samba DNS service account but does not "
248 "have servicePrincipalName=%s" %
249 (ldb.binary_encode("dns-%s" % ctx.myname),
250 ldb.binary_encode("dns/%s" % ctx.dnshostname)))
253 def cleanup_old_join(ctx):
254 """Remove any DNs from a previous join."""
255 # find the krbtgt link
256 if not ctx.subdomain:
257 ctx.cleanup_old_accounts()
259 if ctx.connection_dn is not None:
260 ctx.del_noerror(ctx.connection_dn)
261 if ctx.krbtgt_dn is not None:
262 ctx.del_noerror(ctx.krbtgt_dn)
263 ctx.del_noerror(ctx.ntds_dn)
264 ctx.del_noerror(ctx.server_dn, recursive=True)
266 ctx.del_noerror(ctx.topology_dn)
268 ctx.del_noerror(ctx.partition_dn)
271 binding_options = "sign"
272 lsaconn = lsa.lsarpc("ncacn_ip_tcp:%s[%s]" % (ctx.server, binding_options),
275 objectAttr = lsa.ObjectAttribute()
276 objectAttr.sec_qos = lsa.QosInfo()
278 pol_handle = lsaconn.OpenPolicy2(''.decode('utf-8'),
279 objectAttr, security.SEC_FLAG_MAXIMUM_ALLOWED)
282 name.string = ctx.realm
283 info = lsaconn.QueryTrustedDomainInfoByName(pol_handle, name, lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
285 lsaconn.DeleteTrustedDomain(pol_handle, info.info_ex.sid)
288 name.string = ctx.forest_domain_name
289 info = lsaconn.QueryTrustedDomainInfoByName(pol_handle, name, lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
291 lsaconn.DeleteTrustedDomain(pol_handle, info.info_ex.sid)
294 def promote_possible(ctx):
295 """confirm that the account is just a bare NT4 BDC or a member server, so can be safely promoted"""
297 # This shouldn't happen
298 raise Exception("Can not promote into a subdomain")
300 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
301 expression='sAMAccountName=%s' % ldb.binary_encode(ctx.samname),
302 attrs=["msDS-krbTgtLink", "userAccountControl", "serverReferenceBL", "rIDSetReferences"])
304 raise Exception("Could not find domain member account '%s' to promote to a DC, use 'samba-tool domain join' instead'" % ctx.samname)
305 if "msDS-krbTgtLink" in res[0] or "serverReferenceBL" in res[0] or "rIDSetReferences" in res[0]:
306 raise Exception("Account '%s' appears to be an active DC, use 'samba-tool domain join' if you must re-create this account" % ctx.samname)
307 if (int(res[0]["userAccountControl"][0]) & (samba.dsdb.UF_WORKSTATION_TRUST_ACCOUNT|samba.dsdb.UF_SERVER_TRUST_ACCOUNT) == 0):
308 raise Exception("Account %s is not a domain member or a bare NT4 BDC, use 'samba-tool domain join' instead'" % ctx.samname)
310 ctx.promote_from_dn = res[0].dn
313 def find_dc(ctx, domain):
314 """find a writeable DC for the given domain"""
316 ctx.cldap_ret = ctx.net.finddc(domain=domain, flags=nbt.NBT_SERVER_LDAP | nbt.NBT_SERVER_DS | nbt.NBT_SERVER_WRITABLE)
318 raise Exception("Failed to find a writeable DC for domain '%s'" % domain)
319 if ctx.cldap_ret.client_site is not None and ctx.cldap_ret.client_site != "":
320 ctx.site = ctx.cldap_ret.client_site
321 return ctx.cldap_ret.pdc_dns_name
324 def get_behavior_version(ctx):
325 res = ctx.samdb.search(base=ctx.base_dn, scope=ldb.SCOPE_BASE, attrs=["msDS-Behavior-Version"])
326 if "msDS-Behavior-Version" in res[0]:
327 return int(res[0]["msDS-Behavior-Version"][0])
329 return samba.dsdb.DS_DOMAIN_FUNCTION_2000
331 def get_dnsHostName(ctx):
332 res = ctx.samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=["dnsHostName"])
333 return res[0]["dnsHostName"][0]
335 def get_domain_name(ctx):
336 '''get netbios name of the domain from the partitions record'''
337 partitions_dn = ctx.samdb.get_partitions_dn()
338 res = ctx.samdb.search(base=partitions_dn, scope=ldb.SCOPE_ONELEVEL, attrs=["nETBIOSName"],
339 expression='ncName=%s' % ldb.binary_encode(str(ctx.samdb.get_default_basedn())))
340 return res[0]["nETBIOSName"][0]
342 def get_forest_domain_name(ctx):
343 '''get netbios name of the domain from the partitions record'''
344 partitions_dn = ctx.samdb.get_partitions_dn()
345 res = ctx.samdb.search(base=partitions_dn, scope=ldb.SCOPE_ONELEVEL, attrs=["nETBIOSName"],
346 expression='ncName=%s' % ldb.binary_encode(str(ctx.samdb.get_root_basedn())))
347 return res[0]["nETBIOSName"][0]
349 def get_parent_partition_dn(ctx):
350 '''get the parent domain partition DN from parent DNS name'''
351 res = ctx.samdb.search(base=ctx.config_dn, attrs=[],
352 expression='(&(objectclass=crossRef)(dnsRoot=%s)(systemFlags:%s:=%u))' %
353 (ldb.binary_encode(ctx.parent_dnsdomain),
354 ldb.OID_COMPARATOR_AND, samba.dsdb.SYSTEM_FLAG_CR_NTDS_DOMAIN))
355 return str(res[0].dn)
357 def get_naming_master(ctx):
358 '''get the parent domain partition DN from parent DNS name'''
359 res = ctx.samdb.search(base='CN=Partitions,%s' % ctx.config_dn, attrs=['fSMORoleOwner'],
360 scope=ldb.SCOPE_BASE, controls=["extended_dn:1:1"])
361 if not 'fSMORoleOwner' in res[0]:
362 raise DCJoinException("Can't find naming master on partition DN %s in %s" % (ctx.partition_dn, ctx.samdb.url))
364 master_guid = str(misc.GUID(ldb.Dn(ctx.samdb, res[0]['fSMORoleOwner'][0]).get_extended_component('GUID')))
366 raise DCJoinException("Can't find GUID in naming master on partition DN %s" % res[0]['fSMORoleOwner'][0])
368 master_host = '%s._msdcs.%s' % (master_guid, ctx.dnsforest)
372 '''get the SID of the connected user. Only works with w2k8 and later,
373 so only used for RODC join'''
374 res = ctx.samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=["tokenGroups"])
375 binsid = res[0]["tokenGroups"][0]
376 return ctx.samdb.schema_format_value("objectSID", binsid)
378 def dn_exists(ctx, dn):
379 '''check if a DN exists'''
381 res = ctx.samdb.search(base=dn, scope=ldb.SCOPE_BASE, attrs=[])
382 except ldb.LdbError, (enum, estr):
383 if enum == ldb.ERR_NO_SUCH_OBJECT:
388 def add_krbtgt_account(ctx):
389 '''RODCs need a special krbtgt account'''
390 print "Adding %s" % ctx.krbtgt_dn
392 "dn" : ctx.krbtgt_dn,
393 "objectclass" : "user",
394 "useraccountcontrol" : str(samba.dsdb.UF_NORMAL_ACCOUNT |
395 samba.dsdb.UF_ACCOUNTDISABLE),
396 "showinadvancedviewonly" : "TRUE",
397 "description" : "krbtgt for %s" % ctx.samname}
398 ctx.samdb.add(rec, ["rodc_join:1:1"])
400 # now we need to search for the samAccountName attribute on the krbtgt DN,
401 # as this will have been magically set to the krbtgt number
402 res = ctx.samdb.search(base=ctx.krbtgt_dn, scope=ldb.SCOPE_BASE, attrs=["samAccountName"])
403 ctx.krbtgt_name = res[0]["samAccountName"][0]
405 print "Got krbtgt_name=%s" % ctx.krbtgt_name
408 m.dn = ldb.Dn(ctx.samdb, ctx.acct_dn)
409 m["msDS-krbTgtLink"] = ldb.MessageElement(ctx.krbtgt_dn,
410 ldb.FLAG_MOD_REPLACE, "msDS-krbTgtLink")
413 ctx.new_krbtgt_dn = "CN=%s,CN=Users,%s" % (ctx.krbtgt_name, ctx.base_dn)
414 print "Renaming %s to %s" % (ctx.krbtgt_dn, ctx.new_krbtgt_dn)
415 ctx.samdb.rename(ctx.krbtgt_dn, ctx.new_krbtgt_dn)
417 def drsuapi_connect(ctx):
418 '''make a DRSUAPI connection to the naming master'''
419 binding_options = "seal"
420 if ctx.lp.log_level() >= 4:
421 binding_options += ",print"
422 binding_string = "ncacn_ip_tcp:%s[%s]" % (ctx.server, binding_options)
423 ctx.drsuapi = drsuapi.drsuapi(binding_string, ctx.lp, ctx.creds)
424 (ctx.drsuapi_handle, ctx.bind_supported_extensions) = drs_utils.drs_DsBind(ctx.drsuapi)
426 def create_tmp_samdb(ctx):
427 '''create a temporary samdb object for schema queries'''
428 ctx.tmp_schema = Schema(ctx.domsid,
429 schemadn=ctx.schema_dn)
430 ctx.tmp_samdb = SamDB(session_info=system_session(), url=None, auto_connect=False,
431 credentials=ctx.creds, lp=ctx.lp, global_schema=False,
433 ctx.tmp_samdb.set_schema(ctx.tmp_schema)
435 def build_DsReplicaAttribute(ctx, attrname, attrvalue):
436 '''build a DsReplicaAttributeCtr object'''
437 r = drsuapi.DsReplicaAttribute()
438 r.attid = ctx.tmp_samdb.get_attid_from_lDAPDisplayName(attrname)
442 def DsAddEntry(ctx, recs):
443 '''add a record via the DRSUAPI DsAddEntry call'''
444 if ctx.drsuapi is None:
445 ctx.drsuapi_connect()
446 if ctx.tmp_samdb is None:
447 ctx.create_tmp_samdb()
451 id = drsuapi.DsReplicaObjectIdentifier()
458 if not isinstance(rec[a], list):
462 rattr = ctx.tmp_samdb.dsdb_DsReplicaAttribute(ctx.tmp_samdb, a, v)
465 attribute_ctr = drsuapi.DsReplicaAttributeCtr()
466 attribute_ctr.num_attributes = len(attrs)
467 attribute_ctr.attributes = attrs
469 object = drsuapi.DsReplicaObject()
470 object.identifier = id
471 object.attribute_ctr = attribute_ctr
473 list_object = drsuapi.DsReplicaObjectListItem()
474 list_object.object = object
475 objects.append(list_object)
477 req2 = drsuapi.DsAddEntryRequest2()
478 req2.first_object = objects[0]
479 prev = req2.first_object
480 for o in objects[1:]:
484 (level, ctr) = ctx.drsuapi.DsAddEntry(ctx.drsuapi_handle, 2, req2)
486 if ctr.dir_err != drsuapi.DRSUAPI_DIRERR_OK:
487 print("DsAddEntry failed with dir_err %u" % ctr.dir_err)
488 raise RuntimeError("DsAddEntry failed")
489 if ctr.extended_err[0] != werror.WERR_SUCCESS:
490 print("DsAddEntry failed with status %s info %s" % (ctr.extended_err))
491 raise RuntimeError("DsAddEntry failed")
494 raise RuntimeError("expected err_ver 1, got %u" % ctr.err_ver)
495 if ctr.err_data.status[0] != werror.WERR_SUCCESS:
496 if ctr.err_data.info is None:
497 print("DsAddEntry failed with status %s, info omitted" % (ctr.err_data.status[1]))
499 print("DsAddEntry failed with status %s info %s" % (ctr.err_data.status[1],
500 ctr.err_data.info.extended_err))
501 raise RuntimeError("DsAddEntry failed")
502 if ctr.err_data.dir_err != drsuapi.DRSUAPI_DIRERR_OK:
503 print("DsAddEntry failed with dir_err %u" % ctr.err_data.dir_err)
504 raise RuntimeError("DsAddEntry failed")
508 def join_ntdsdsa_obj(ctx):
509 '''return the ntdsdsa object to add'''
511 print "Adding %s" % ctx.ntds_dn
514 "objectclass" : "nTDSDSA",
515 "systemFlags" : str(samba.dsdb.SYSTEM_FLAG_DISALLOW_MOVE_ON_DELETE),
516 "dMDLocation" : ctx.schema_dn}
518 nc_list = [ ctx.base_dn, ctx.config_dn, ctx.schema_dn ]
520 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
521 rec["msDS-Behavior-Version"] = str(samba.dsdb.DS_DOMAIN_FUNCTION_2008_R2)
523 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
524 rec["msDS-HasDomainNCs"] = ctx.base_dn
527 rec["objectCategory"] = "CN=NTDS-DSA-RO,%s" % ctx.schema_dn
528 rec["msDS-HasFullReplicaNCs"] = ctx.full_nc_list
529 rec["options"] = "37"
531 rec["objectCategory"] = "CN=NTDS-DSA,%s" % ctx.schema_dn
532 rec["HasMasterNCs"] = []
534 if nc in ctx.full_nc_list:
535 rec["HasMasterNCs"].append(nc)
536 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
537 rec["msDS-HasMasterNCs"] = ctx.full_nc_list
539 rec["invocationId"] = ndr_pack(ctx.invocation_id)
543 def join_add_ntdsdsa(ctx):
544 '''add the ntdsdsa object'''
546 rec = ctx.join_ntdsdsa_obj()
548 ctx.samdb.add(rec, ["rodc_join:1:1"])
550 ctx.DsAddEntry([rec])
552 # find the GUID of our NTDS DN
553 res = ctx.samdb.search(base=ctx.ntds_dn, scope=ldb.SCOPE_BASE, attrs=["objectGUID"])
554 ctx.ntds_guid = misc.GUID(ctx.samdb.schema_format_value("objectGUID", res[0]["objectGUID"][0]))
556 def join_add_objects(ctx):
557 '''add the various objects needed for the join'''
559 print "Adding %s" % ctx.acct_dn
562 "objectClass": "computer",
563 "displayname": ctx.samname,
564 "samaccountname" : ctx.samname,
565 "userAccountControl" : str(ctx.userAccountControl | samba.dsdb.UF_ACCOUNTDISABLE),
566 "dnshostname" : ctx.dnshostname}
567 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2008:
568 rec['msDS-SupportedEncryptionTypes'] = str(samba.dsdb.ENC_ALL_TYPES)
569 elif ctx.promote_existing:
570 rec['msDS-SupportedEncryptionTypes'] = []
572 rec["managedby"] = ctx.managedby
573 elif ctx.promote_existing:
574 rec["managedby"] = []
576 if ctx.never_reveal_sid:
577 rec["msDS-NeverRevealGroup"] = ctx.never_reveal_sid
578 elif ctx.promote_existing:
579 rec["msDS-NeverRevealGroup"] = []
582 rec["msDS-RevealOnDemandGroup"] = ctx.reveal_sid
583 elif ctx.promote_existing:
584 rec["msDS-RevealOnDemandGroup"] = []
586 if ctx.promote_existing:
587 if ctx.promote_from_dn != ctx.acct_dn:
588 ctx.samdb.rename(ctx.promote_from_dn, ctx.acct_dn)
589 ctx.samdb.modify(ldb.Message.from_dict(ctx.samdb, rec, ldb.FLAG_MOD_REPLACE))
594 ctx.add_krbtgt_account()
597 print "Adding %s" % ctx.server_dn
600 "objectclass" : "server",
601 # windows uses 50000000 decimal for systemFlags. A windows hex/decimal mixup bug?
602 "systemFlags" : str(samba.dsdb.SYSTEM_FLAG_CONFIG_ALLOW_RENAME |
603 samba.dsdb.SYSTEM_FLAG_CONFIG_ALLOW_LIMITED_MOVE |
604 samba.dsdb.SYSTEM_FLAG_DISALLOW_MOVE_ON_DELETE),
605 # windows seems to add the dnsHostName later
606 "dnsHostName" : ctx.dnshostname}
609 rec["serverReference"] = ctx.acct_dn
614 # the rest is done after replication
619 ctx.join_add_ntdsdsa()
621 # Add the Replica-Locations or RO-Replica-Locations attributes
622 # TODO Is this supposed to be for the schema partition too?
623 expr = "(&(objectClass=crossRef)(ncName=%s))" % ldb.binary_encode(ctx.domaindns_zone)
624 domain = (ctx.samdb.search(scope=ldb.SCOPE_ONELEVEL,
626 base=ctx.samdb.get_partitions_dn(),
627 expression=expr), ctx.domaindns_zone)
629 expr = "(&(objectClass=crossRef)(ncName=%s))" % ldb.binary_encode(ctx.forestdns_zone)
630 forest = (ctx.samdb.search(scope=ldb.SCOPE_ONELEVEL,
632 base=ctx.samdb.get_partitions_dn(),
633 expression=expr), ctx.forestdns_zone)
635 for part, zone in (domain, forest):
636 if zone not in ctx.nc_list:
642 attr = "msDS-NC-Replica-Locations"
644 attr = "msDS-NC-RO-Replica-Locations"
646 m[attr] = ldb.MessageElement(ctx.ntds_dn,
647 ldb.FLAG_MOD_ADD, attr)
650 if ctx.connection_dn is not None:
651 print "Adding %s" % ctx.connection_dn
653 "dn" : ctx.connection_dn,
654 "objectclass" : "nTDSConnection",
655 "enabledconnection" : "TRUE",
657 "fromServer" : ctx.dc_ntds_dn}
661 print "Adding SPNs to %s" % ctx.acct_dn
663 m.dn = ldb.Dn(ctx.samdb, ctx.acct_dn)
664 for i in range(len(ctx.SPNs)):
665 ctx.SPNs[i] = ctx.SPNs[i].replace("$NTDSGUID", str(ctx.ntds_guid))
666 m["servicePrincipalName"] = ldb.MessageElement(ctx.SPNs,
667 ldb.FLAG_MOD_REPLACE,
668 "servicePrincipalName")
671 # The account password set operation should normally be done over
672 # LDAP. Windows 2000 DCs however allow this only with SSL
673 # connections which are hard to set up and otherwise refuse with
674 # ERR_UNWILLING_TO_PERFORM. In this case we fall back to libnet
676 print "Setting account password for %s" % ctx.samname
678 ctx.samdb.setpassword("(&(objectClass=user)(sAMAccountName=%s))"
679 % ldb.binary_encode(ctx.samname),
681 force_change_at_next_login=False,
682 username=ctx.samname)
683 except ldb.LdbError, (num, _):
684 if num != ldb.ERR_UNWILLING_TO_PERFORM:
686 ctx.net.set_password(account_name=ctx.samname,
687 domain_name=ctx.domain_name,
688 newpassword=ctx.acct_pass.encode('utf-8'))
690 res = ctx.samdb.search(base=ctx.acct_dn, scope=ldb.SCOPE_BASE,
691 attrs=["msDS-KeyVersionNumber"])
692 if "msDS-KeyVersionNumber" in res[0]:
693 ctx.key_version_number = int(res[0]["msDS-KeyVersionNumber"][0])
695 ctx.key_version_number = None
697 print("Enabling account")
699 m.dn = ldb.Dn(ctx.samdb, ctx.acct_dn)
700 m["userAccountControl"] = ldb.MessageElement(str(ctx.userAccountControl),
701 ldb.FLAG_MOD_REPLACE,
702 "userAccountControl")
705 if ctx.dns_backend.startswith("BIND9_"):
706 ctx.dnspass = samba.generate_random_password(128, 255)
708 recs = ctx.samdb.parse_ldif(read_and_sub_file(setup_path("provision_dns_add_samba.ldif"),
709 {"DNSDOMAIN": ctx.dnsdomain,
710 "DOMAINDN": ctx.base_dn,
711 "HOSTNAME" : ctx.myname,
712 "DNSPASS_B64": b64encode(ctx.dnspass.encode('utf-16-le')),
713 "DNSNAME" : ctx.dnshostname}))
714 for changetype, msg in recs:
715 assert changetype == ldb.CHANGETYPE_NONE
716 dns_acct_dn = msg["dn"]
717 print "Adding DNS account %s with dns/ SPN" % msg["dn"]
719 # Remove dns password (we will set it as a modify, as we can't do clearTextPassword over LDAP)
720 del msg["clearTextPassword"]
721 # Remove isCriticalSystemObject for similar reasons, it cannot be set over LDAP
722 del msg["isCriticalSystemObject"]
723 # Disable account until password is set
724 msg["userAccountControl"] = str(samba.dsdb.UF_NORMAL_ACCOUNT |
725 samba.dsdb.UF_ACCOUNTDISABLE)
728 except ldb.LdbError, (num, _):
729 if num != ldb.ERR_ENTRY_ALREADY_EXISTS:
732 # The account password set operation should normally be done over
733 # LDAP. Windows 2000 DCs however allow this only with SSL
734 # connections which are hard to set up and otherwise refuse with
735 # ERR_UNWILLING_TO_PERFORM. In this case we fall back to libnet
737 print "Setting account password for dns-%s" % ctx.myname
739 ctx.samdb.setpassword("(&(objectClass=user)(samAccountName=dns-%s))"
740 % ldb.binary_encode(ctx.myname),
742 force_change_at_next_login=False,
743 username=ctx.samname)
744 except ldb.LdbError, (num, _):
745 if num != ldb.ERR_UNWILLING_TO_PERFORM:
747 ctx.net.set_password(account_name="dns-%s" % ctx.myname,
748 domain_name=ctx.domain_name,
749 newpassword=ctx.dnspass)
751 res = ctx.samdb.search(base=dns_acct_dn, scope=ldb.SCOPE_BASE,
752 attrs=["msDS-KeyVersionNumber"])
753 if "msDS-KeyVersionNumber" in res[0]:
754 ctx.dns_key_version_number = int(res[0]["msDS-KeyVersionNumber"][0])
756 ctx.dns_key_version_number = None
758 def join_add_objects2(ctx):
759 """add the various objects needed for the join, for subdomains post replication"""
761 print "Adding %s" % ctx.partition_dn
762 name_map = {'SubdomainAdmins': "%s-%s" % (str(ctx.domsid), security.DOMAIN_RID_ADMINS)}
763 sd_binary = descriptor.get_paritions_crossref_subdomain_descriptor(ctx.forestsid, name_map=name_map)
765 "dn" : ctx.partition_dn,
766 "objectclass" : "crossRef",
767 "objectCategory" : "CN=Cross-Ref,%s" % ctx.schema_dn,
768 "nCName" : ctx.base_dn,
769 "nETBIOSName" : ctx.domain_name,
770 "dnsRoot": ctx.dnsdomain,
771 "trustParent" : ctx.parent_partition_dn,
772 "systemFlags" : str(samba.dsdb.SYSTEM_FLAG_CR_NTDS_NC|samba.dsdb.SYSTEM_FLAG_CR_NTDS_DOMAIN),
773 "ntSecurityDescriptor" : sd_binary,
776 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
777 rec["msDS-Behavior-Version"] = str(ctx.behavior_version)
779 rec2 = ctx.join_ntdsdsa_obj()
781 objects = ctx.DsAddEntry([rec, rec2])
782 if len(objects) != 2:
783 raise DCJoinException("Expected 2 objects from DsAddEntry")
785 ctx.ntds_guid = objects[1].guid
787 print("Replicating partition DN")
788 ctx.repl.replicate(ctx.partition_dn,
789 misc.GUID("00000000-0000-0000-0000-000000000000"),
791 exop=drsuapi.DRSUAPI_EXOP_REPL_OBJ,
792 replica_flags=drsuapi.DRSUAPI_DRS_WRIT_REP)
794 print("Replicating NTDS DN")
795 ctx.repl.replicate(ctx.ntds_dn,
796 misc.GUID("00000000-0000-0000-0000-000000000000"),
798 exop=drsuapi.DRSUAPI_EXOP_REPL_OBJ,
799 replica_flags=drsuapi.DRSUAPI_DRS_WRIT_REP)
801 def join_provision(ctx):
802 """Provision the local SAM."""
804 print "Calling bare provision"
806 smbconf = ctx.lp.configfile
808 presult = provision(ctx.logger, system_session(), smbconf=smbconf,
809 targetdir=ctx.targetdir, samdb_fill=FILL_DRS, realm=ctx.realm,
810 rootdn=ctx.root_dn, domaindn=ctx.base_dn,
811 schemadn=ctx.schema_dn, configdn=ctx.config_dn,
812 serverdn=ctx.server_dn, domain=ctx.domain_name,
813 hostname=ctx.myname, domainsid=ctx.domsid,
814 machinepass=ctx.acct_pass, serverrole="active directory domain controller",
815 sitename=ctx.site, lp=ctx.lp, ntdsguid=ctx.ntds_guid,
816 use_ntvfs=ctx.use_ntvfs, dns_backend=ctx.dns_backend)
817 print "Provision OK for domain DN %s" % presult.domaindn
818 ctx.local_samdb = presult.samdb
820 ctx.paths = presult.paths
821 ctx.names = presult.names
823 # Fix up the forestsid, it may be different if we are joining as a subdomain
824 ctx.names.forestsid = ctx.forestsid
826 def join_provision_own_domain(ctx):
827 """Provision the local SAM."""
829 # we now operate exclusively on the local database, which
830 # we need to reopen in order to get the newly created schema
831 print("Reconnecting to local samdb")
832 ctx.samdb = SamDB(url=ctx.local_samdb.url,
833 session_info=system_session(),
834 lp=ctx.local_samdb.lp,
836 ctx.samdb.set_invocation_id(str(ctx.invocation_id))
837 ctx.local_samdb = ctx.samdb
839 ctx.logger.info("Finding domain GUID from ncName")
840 res = ctx.local_samdb.search(base=ctx.partition_dn, scope=ldb.SCOPE_BASE, attrs=['ncName'],
841 controls=["extended_dn:1:1", "reveal_internals:0"])
843 if 'nCName' not in res[0]:
844 raise DCJoinException("Can't find naming context on partition DN %s in %s" % (ctx.partition_dn, ctx.samdb.url))
847 ctx.names.domainguid = str(misc.GUID(ldb.Dn(ctx.samdb, res[0]['ncName'][0]).get_extended_component('GUID')))
849 raise DCJoinException("Can't find GUID in naming master on partition DN %s" % res[0]['ncName'][0])
851 ctx.logger.info("Got domain GUID %s" % ctx.names.domainguid)
853 ctx.logger.info("Calling own domain provision")
855 secrets_ldb = Ldb(ctx.paths.secrets, session_info=system_session(), lp=ctx.lp)
857 presult = provision_fill(ctx.local_samdb, secrets_ldb,
858 ctx.logger, ctx.names, ctx.paths,
859 dom_for_fun_level=DS_DOMAIN_FUNCTION_2003,
860 targetdir=ctx.targetdir, samdb_fill=FILL_SUBDOMAIN,
861 machinepass=ctx.acct_pass, serverrole="active directory domain controller",
862 lp=ctx.lp, hostip=ctx.names.hostip, hostip6=ctx.names.hostip6,
863 dns_backend=ctx.dns_backend, adminpass=ctx.adminpass)
864 print("Provision OK for domain %s" % ctx.names.dnsdomain)
866 def join_replicate(ctx):
867 """Replicate the SAM."""
869 print "Starting replication"
870 ctx.local_samdb.transaction_start()
872 source_dsa_invocation_id = misc.GUID(ctx.samdb.get_invocation_id())
873 if ctx.ntds_guid is None:
874 print("Using DS_BIND_GUID_W2K3")
875 destination_dsa_guid = misc.GUID(drsuapi.DRSUAPI_DS_BIND_GUID_W2K3)
877 destination_dsa_guid = ctx.ntds_guid
880 repl_creds = Credentials()
881 repl_creds.guess(ctx.lp)
882 repl_creds.set_kerberos_state(DONT_USE_KERBEROS)
883 repl_creds.set_username(ctx.samname)
884 repl_creds.set_password(ctx.acct_pass.encode('utf-8'))
886 repl_creds = ctx.creds
888 binding_options = "seal"
889 if ctx.lp.log_level() >= 5:
890 binding_options += ",print"
891 repl = drs_utils.drs_Replicate(
892 "ncacn_ip_tcp:%s[%s]" % (ctx.server, binding_options),
893 ctx.lp, repl_creds, ctx.local_samdb, ctx.invocation_id)
895 repl.replicate(ctx.schema_dn, source_dsa_invocation_id,
896 destination_dsa_guid, schema=True, rodc=ctx.RODC,
897 replica_flags=ctx.replica_flags)
898 repl.replicate(ctx.config_dn, source_dsa_invocation_id,
899 destination_dsa_guid, rodc=ctx.RODC,
900 replica_flags=ctx.replica_flags)
901 if not ctx.subdomain:
902 # Replicate first the critical object for the basedn
903 if not ctx.domain_replica_flags & drsuapi.DRSUAPI_DRS_CRITICAL_ONLY:
904 print "Replicating critical objects from the base DN of the domain"
905 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY
906 repl.replicate(ctx.base_dn, source_dsa_invocation_id,
907 destination_dsa_guid, rodc=ctx.RODC,
908 replica_flags=ctx.domain_replica_flags)
909 ctx.domain_replica_flags ^= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY
910 repl.replicate(ctx.base_dn, source_dsa_invocation_id,
911 destination_dsa_guid, rodc=ctx.RODC,
912 replica_flags=ctx.domain_replica_flags)
913 print "Done with always replicated NC (base, config, schema)"
915 # At this point we should already have an entry in the ForestDNS
916 # and DomainDNS NC (those under CN=Partions,DC=...) in order to
917 # indicate that we hold a replica for this NC.
918 for nc in (ctx.domaindns_zone, ctx.forestdns_zone):
919 if nc in ctx.nc_list:
920 print "Replicating %s" % (str(nc))
921 repl.replicate(nc, source_dsa_invocation_id,
922 destination_dsa_guid, rodc=ctx.RODC,
923 replica_flags=ctx.replica_flags)
926 repl.replicate(ctx.acct_dn, source_dsa_invocation_id,
927 destination_dsa_guid,
928 exop=drsuapi.DRSUAPI_EXOP_REPL_SECRET, rodc=True)
929 repl.replicate(ctx.new_krbtgt_dn, source_dsa_invocation_id,
930 destination_dsa_guid,
931 exop=drsuapi.DRSUAPI_EXOP_REPL_SECRET, rodc=True)
932 elif ctx.rid_manager_dn != None:
933 # Try and get a RID Set if we can. This is only possible against the RID Master. Warn otherwise.
935 repl.replicate(ctx.rid_manager_dn, source_dsa_invocation_id,
936 destination_dsa_guid,
937 exop=drsuapi.DRSUAPI_EXOP_FSMO_RID_ALLOC)
938 except samba.DsExtendedError, (enum, estr):
939 if enum == drsuapi.DRSUAPI_EXOP_ERR_FSMO_NOT_OWNER:
940 print "WARNING: Unable to replicate own RID Set, as server %s (the server we joined) is not the RID Master." % ctx.server
941 print "NOTE: This is normal and expected, Samba will be able to create users after it contacts the RID Master at first startup."
946 ctx.source_dsa_invocation_id = source_dsa_invocation_id
947 ctx.destination_dsa_guid = destination_dsa_guid
949 print "Committing SAM database"
951 ctx.local_samdb.transaction_cancel()
954 ctx.local_samdb.transaction_commit()
956 def send_DsReplicaUpdateRefs(ctx, dn):
957 r = drsuapi.DsReplicaUpdateRefsRequest1()
958 r.naming_context = drsuapi.DsReplicaObjectIdentifier()
959 r.naming_context.dn = str(dn)
960 r.naming_context.guid = misc.GUID("00000000-0000-0000-0000-000000000000")
961 r.naming_context.sid = security.dom_sid("S-0-0")
962 r.dest_dsa_guid = ctx.ntds_guid
963 r.dest_dsa_dns_name = "%s._msdcs.%s" % (str(ctx.ntds_guid), ctx.dnsforest)
964 r.options = drsuapi.DRSUAPI_DRS_ADD_REF | drsuapi.DRSUAPI_DRS_DEL_REF
966 r.options |= drsuapi.DRSUAPI_DRS_WRIT_REP
968 if ctx.drsuapi is None:
969 ctx.drsuapi_connect()
971 ctx.drsuapi.DsReplicaUpdateRefs(ctx.drsuapi_handle, 1, r)
973 def join_finalise(ctx):
974 """Finalise the join, mark us synchronised and setup secrets db."""
976 # FIXME we shouldn't do this in all cases
978 # If for some reasons we joined in another site than the one of
979 # DC we just replicated from then we don't need to send the updatereplicateref
980 # as replication between sites is time based and on the initiative of the
982 if not ctx.clone_only:
983 ctx.logger.info("Sending DsReplicaUpdateRefs for all the replicated partitions")
984 for nc in ctx.nc_list:
985 ctx.send_DsReplicaUpdateRefs(nc)
987 if not ctx.clone_only and ctx.RODC:
988 print "Setting RODC invocationId"
989 ctx.local_samdb.set_invocation_id(str(ctx.invocation_id))
990 ctx.local_samdb.set_opaque_integer("domainFunctionality",
991 ctx.behavior_version)
993 m.dn = ldb.Dn(ctx.local_samdb, "%s" % ctx.ntds_dn)
994 m["invocationId"] = ldb.MessageElement(ndr_pack(ctx.invocation_id),
995 ldb.FLAG_MOD_REPLACE,
997 ctx.local_samdb.modify(m)
999 # Note: as RODC the invocationId is only stored
1000 # on the RODC itself, the other DCs never see it.
1002 # Thats is why we fix up the replPropertyMetaData stamp
1003 # for the 'invocationId' attribute, we need to change
1004 # the 'version' to '0', this is what windows 2008r2 does as RODC
1006 # This means if the object on a RWDC ever gets a invocationId
1007 # attribute, it will have version '1' (or higher), which will
1008 # will overwrite the RODC local value.
1009 ctx.local_samdb.set_attribute_replmetadata_version(m.dn,
1013 ctx.logger.info("Setting isSynchronized and dsServiceName")
1015 m.dn = ldb.Dn(ctx.local_samdb, '@ROOTDSE')
1016 m["isSynchronized"] = ldb.MessageElement("TRUE", ldb.FLAG_MOD_REPLACE, "isSynchronized")
1018 # We want to appear to be the server we just cloned
1020 guid = ctx.remote_dc_ntds_guid
1022 guid = ctx.ntds_guid
1024 m["dsServiceName"] = ldb.MessageElement("<GUID=%s>" % str(guid),
1025 ldb.FLAG_MOD_REPLACE, "dsServiceName")
1026 ctx.local_samdb.modify(m)
1028 if ctx.clone_only or ctx.subdomain:
1031 secrets_ldb = Ldb(ctx.paths.secrets, session_info=system_session(), lp=ctx.lp)
1033 ctx.logger.info("Setting up secrets database")
1034 secretsdb_self_join(secrets_ldb, domain=ctx.domain_name,
1036 dnsdomain=ctx.dnsdomain,
1037 netbiosname=ctx.myname,
1038 domainsid=ctx.domsid,
1039 machinepass=ctx.acct_pass,
1040 secure_channel_type=ctx.secure_channel_type,
1041 key_version_number=ctx.key_version_number)
1043 if ctx.dns_backend.startswith("BIND9_"):
1044 setup_bind9_dns(ctx.local_samdb, secrets_ldb,
1045 ctx.names, ctx.paths, ctx.lp, ctx.logger,
1046 dns_backend=ctx.dns_backend,
1047 dnspass=ctx.dnspass, os_level=ctx.behavior_version,
1048 targetdir=ctx.targetdir,
1049 key_version_number=ctx.dns_key_version_number)
1051 def join_setup_trusts(ctx):
1052 """provision the local SAM."""
1054 print "Setup domain trusts with server %s" % ctx.server
1055 binding_options = "" # why doesn't signing work here? w2k8r2 claims no session key
1056 lsaconn = lsa.lsarpc("ncacn_np:%s[%s]" % (ctx.server, binding_options),
1059 objectAttr = lsa.ObjectAttribute()
1060 objectAttr.sec_qos = lsa.QosInfo()
1062 pol_handle = lsaconn.OpenPolicy2(''.decode('utf-8'),
1063 objectAttr, security.SEC_FLAG_MAXIMUM_ALLOWED)
1065 info = lsa.TrustDomainInfoInfoEx()
1066 info.domain_name.string = ctx.dnsdomain
1067 info.netbios_name.string = ctx.domain_name
1068 info.sid = ctx.domsid
1069 info.trust_direction = lsa.LSA_TRUST_DIRECTION_INBOUND | lsa.LSA_TRUST_DIRECTION_OUTBOUND
1070 info.trust_type = lsa.LSA_TRUST_TYPE_UPLEVEL
1071 info.trust_attributes = lsa.LSA_TRUST_ATTRIBUTE_WITHIN_FOREST
1074 oldname = lsa.String()
1075 oldname.string = ctx.dnsdomain
1076 oldinfo = lsaconn.QueryTrustedDomainInfoByName(pol_handle, oldname,
1077 lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
1078 print("Removing old trust record for %s (SID %s)" % (ctx.dnsdomain, oldinfo.info_ex.sid))
1079 lsaconn.DeleteTrustedDomain(pol_handle, oldinfo.info_ex.sid)
1080 except RuntimeError:
1083 password_blob = string_to_byte_array(ctx.trustdom_pass.encode('utf-16-le'))
1085 clear_value = drsblobs.AuthInfoClear()
1086 clear_value.size = len(password_blob)
1087 clear_value.password = password_blob
1089 clear_authentication_information = drsblobs.AuthenticationInformation()
1090 clear_authentication_information.LastUpdateTime = samba.unix2nttime(int(time.time()))
1091 clear_authentication_information.AuthType = lsa.TRUST_AUTH_TYPE_CLEAR
1092 clear_authentication_information.AuthInfo = clear_value
1094 authentication_information_array = drsblobs.AuthenticationInformationArray()
1095 authentication_information_array.count = 1
1096 authentication_information_array.array = [clear_authentication_information]
1098 outgoing = drsblobs.trustAuthInOutBlob()
1100 outgoing.current = authentication_information_array
1102 trustpass = drsblobs.trustDomainPasswords()
1103 confounder = [3] * 512
1105 for i in range(512):
1106 confounder[i] = random.randint(0, 255)
1108 trustpass.confounder = confounder
1110 trustpass.outgoing = outgoing
1111 trustpass.incoming = outgoing
1113 trustpass_blob = ndr_pack(trustpass)
1115 encrypted_trustpass = arcfour_encrypt(lsaconn.session_key, trustpass_blob)
1117 auth_blob = lsa.DATA_BUF2()
1118 auth_blob.size = len(encrypted_trustpass)
1119 auth_blob.data = string_to_byte_array(encrypted_trustpass)
1121 auth_info = lsa.TrustDomainInfoAuthInfoInternal()
1122 auth_info.auth_blob = auth_blob
1124 trustdom_handle = lsaconn.CreateTrustedDomainEx2(pol_handle,
1127 security.SEC_STD_DELETE)
1130 "dn" : "cn=%s,cn=system,%s" % (ctx.dnsforest, ctx.base_dn),
1131 "objectclass" : "trustedDomain",
1132 "trustType" : str(info.trust_type),
1133 "trustAttributes" : str(info.trust_attributes),
1134 "trustDirection" : str(info.trust_direction),
1135 "flatname" : ctx.forest_domain_name,
1136 "trustPartner" : ctx.dnsforest,
1137 "trustAuthIncoming" : ndr_pack(outgoing),
1138 "trustAuthOutgoing" : ndr_pack(outgoing),
1139 "securityIdentifier" : ndr_pack(ctx.forestsid)
1141 ctx.local_samdb.add(rec)
1144 "dn" : "cn=%s$,cn=users,%s" % (ctx.forest_domain_name, ctx.base_dn),
1145 "objectclass" : "user",
1146 "userAccountControl" : str(samba.dsdb.UF_INTERDOMAIN_TRUST_ACCOUNT),
1147 "clearTextPassword" : ctx.trustdom_pass.encode('utf-16-le'),
1148 "samAccountName" : "%s$" % ctx.forest_domain_name
1150 ctx.local_samdb.add(rec)
1154 # nc_list is the list of naming context (NC) for which we will
1155 # replicate in and send a updateRef command to the partner DC
1157 # full_nc_list is the list of naming context (NC) we hold
1158 # read/write copies of. These are not subsets of each other.
1159 ctx.nc_list = [ ctx.config_dn, ctx.schema_dn ]
1160 ctx.full_nc_list = [ ctx.base_dn, ctx.config_dn, ctx.schema_dn ]
1162 if ctx.subdomain and ctx.dns_backend != "NONE":
1163 ctx.full_nc_list += [ctx.domaindns_zone]
1165 elif not ctx.subdomain:
1166 ctx.nc_list += [ctx.base_dn]
1168 if ctx.dns_backend != "NONE":
1169 ctx.nc_list += [ctx.domaindns_zone]
1170 ctx.nc_list += [ctx.forestdns_zone]
1171 ctx.full_nc_list += [ctx.domaindns_zone]
1172 ctx.full_nc_list += [ctx.forestdns_zone]
1174 if not ctx.clone_only:
1175 if ctx.promote_existing:
1176 ctx.promote_possible()
1178 ctx.cleanup_old_join()
1181 if not ctx.clone_only:
1182 ctx.join_add_objects()
1183 ctx.join_provision()
1184 ctx.join_replicate()
1185 if (not ctx.clone_only and ctx.subdomain):
1186 ctx.join_add_objects2()
1187 ctx.join_provision_own_domain()
1188 ctx.join_setup_trusts()
1192 print "Join failed - cleaning up"
1195 if not ctx.clone_only:
1196 ctx.cleanup_old_join()
1200 def join_RODC(logger=None, server=None, creds=None, lp=None, site=None, netbios_name=None,
1201 targetdir=None, domain=None, domain_critical_only=False,
1202 machinepass=None, use_ntvfs=False, dns_backend=None,
1203 promote_existing=False):
1204 """Join as a RODC."""
1206 ctx = dc_join(logger, server, creds, lp, site, netbios_name, targetdir, domain,
1207 machinepass, use_ntvfs, dns_backend, promote_existing)
1209 lp.set("workgroup", ctx.domain_name)
1210 logger.info("workgroup is %s" % ctx.domain_name)
1212 lp.set("realm", ctx.realm)
1213 logger.info("realm is %s" % ctx.realm)
1215 ctx.krbtgt_dn = "CN=krbtgt_%s,CN=Users,%s" % (ctx.myname, ctx.base_dn)
1217 # setup some defaults for accounts that should be replicated to this RODC
1218 ctx.never_reveal_sid = [
1219 "<SID=%s-%s>" % (ctx.domsid, security.DOMAIN_RID_RODC_DENY),
1220 "<SID=%s>" % security.SID_BUILTIN_ADMINISTRATORS,
1221 "<SID=%s>" % security.SID_BUILTIN_SERVER_OPERATORS,
1222 "<SID=%s>" % security.SID_BUILTIN_BACKUP_OPERATORS,
1223 "<SID=%s>" % security.SID_BUILTIN_ACCOUNT_OPERATORS]
1224 ctx.reveal_sid = "<SID=%s-%s>" % (ctx.domsid, security.DOMAIN_RID_RODC_ALLOW)
1226 mysid = ctx.get_mysid()
1227 admin_dn = "<SID=%s>" % mysid
1228 ctx.managedby = admin_dn
1230 ctx.userAccountControl = (samba.dsdb.UF_WORKSTATION_TRUST_ACCOUNT |
1231 samba.dsdb.UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION |
1232 samba.dsdb.UF_PARTIAL_SECRETS_ACCOUNT)
1234 ctx.SPNs.extend([ "RestrictedKrbHost/%s" % ctx.myname,
1235 "RestrictedKrbHost/%s" % ctx.dnshostname ])
1237 ctx.connection_dn = "CN=RODC Connection (FRS),%s" % ctx.ntds_dn
1238 ctx.secure_channel_type = misc.SEC_CHAN_RODC
1240 ctx.replica_flags |= ( drsuapi.DRSUAPI_DRS_SPECIAL_SECRET_PROCESSING |
1241 drsuapi.DRSUAPI_DRS_GET_ALL_GROUP_MEMBERSHIP)
1242 ctx.domain_replica_flags = ctx.replica_flags
1243 if domain_critical_only:
1244 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY
1248 logger.info("Joined domain %s (SID %s) as an RODC" % (ctx.domain_name, ctx.domsid))
1251 def join_DC(logger=None, server=None, creds=None, lp=None, site=None, netbios_name=None,
1252 targetdir=None, domain=None, domain_critical_only=False,
1253 machinepass=None, use_ntvfs=False, dns_backend=None,
1254 promote_existing=False):
1256 ctx = dc_join(logger, server, creds, lp, site, netbios_name, targetdir, domain,
1257 machinepass, use_ntvfs, dns_backend, promote_existing)
1259 lp.set("workgroup", ctx.domain_name)
1260 logger.info("workgroup is %s" % ctx.domain_name)
1262 lp.set("realm", ctx.realm)
1263 logger.info("realm is %s" % ctx.realm)
1265 ctx.userAccountControl = samba.dsdb.UF_SERVER_TRUST_ACCOUNT | samba.dsdb.UF_TRUSTED_FOR_DELEGATION
1267 ctx.SPNs.append('E3514235-4B06-11D1-AB04-00C04FC2DCD2/$NTDSGUID/%s' % ctx.dnsdomain)
1268 ctx.secure_channel_type = misc.SEC_CHAN_BDC
1270 ctx.replica_flags |= (drsuapi.DRSUAPI_DRS_WRIT_REP |
1271 drsuapi.DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS)
1272 ctx.domain_replica_flags = ctx.replica_flags
1273 if domain_critical_only:
1274 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY
1277 logger.info("Joined domain %s (SID %s) as a DC" % (ctx.domain_name, ctx.domsid))
1279 def join_clone(logger=None, server=None, creds=None, lp=None,
1280 targetdir=None, domain=None, include_secrets=False):
1282 ctx = dc_join(logger, server, creds, lp, site=None, netbios_name=None, targetdir=targetdir, domain=domain,
1283 machinepass=None, use_ntvfs=False, dns_backend="NONE", promote_existing=False, clone_only=True)
1285 lp.set("workgroup", ctx.domain_name)
1286 logger.info("workgroup is %s" % ctx.domain_name)
1288 lp.set("realm", ctx.realm)
1289 logger.info("realm is %s" % ctx.realm)
1291 ctx.replica_flags |= (drsuapi.DRSUAPI_DRS_WRIT_REP |
1292 drsuapi.DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS)
1293 if not include_secrets:
1294 ctx.replica_flags |= drsuapi.DRSUAPI_DRS_SPECIAL_SECRET_PROCESSING
1295 ctx.domain_replica_flags = ctx.replica_flags
1298 logger.info("Cloned domain %s (SID %s)" % (ctx.domain_name, ctx.domsid))
1300 def join_subdomain(logger=None, server=None, creds=None, lp=None, site=None,
1301 netbios_name=None, targetdir=None, parent_domain=None, dnsdomain=None,
1302 netbios_domain=None, machinepass=None, adminpass=None, use_ntvfs=False,
1305 ctx = dc_join(logger, server, creds, lp, site, netbios_name, targetdir, parent_domain,
1306 machinepass, use_ntvfs, dns_backend)
1307 ctx.subdomain = True
1308 if adminpass is None:
1309 ctx.adminpass = samba.generate_random_password(12, 32)
1311 ctx.adminpass = adminpass
1312 ctx.parent_domain_name = ctx.domain_name
1313 ctx.domain_name = netbios_domain
1314 ctx.realm = dnsdomain
1315 ctx.parent_dnsdomain = ctx.dnsdomain
1316 ctx.parent_partition_dn = ctx.get_parent_partition_dn()
1317 ctx.dnsdomain = dnsdomain
1318 ctx.partition_dn = "CN=%s,CN=Partitions,%s" % (ctx.domain_name, ctx.config_dn)
1319 ctx.naming_master = ctx.get_naming_master()
1320 if ctx.naming_master != ctx.server:
1321 logger.info("Reconnecting to naming master %s" % ctx.naming_master)
1322 ctx.server = ctx.naming_master
1323 ctx.samdb = SamDB(url="ldap://%s" % ctx.server,
1324 session_info=system_session(),
1325 credentials=ctx.creds, lp=ctx.lp)
1326 res = ctx.samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=['dnsHostName'],
1328 ctx.server = res[0]["dnsHostName"]
1329 logger.info("DNS name of new naming master is %s" % ctx.server)
1331 ctx.base_dn = samba.dn_from_dns_name(dnsdomain)
1332 ctx.forestsid = ctx.domsid
1333 ctx.domsid = security.random_sid()
1335 ctx.dnshostname = "%s.%s" % (ctx.myname.lower(), ctx.dnsdomain)
1336 # Windows uses 240 bytes as UTF16 so we do
1337 ctx.trustdom_pass = samba.generate_random_machine_password(120, 120)
1339 ctx.userAccountControl = samba.dsdb.UF_SERVER_TRUST_ACCOUNT | samba.dsdb.UF_TRUSTED_FOR_DELEGATION
1341 ctx.SPNs.append('E3514235-4B06-11D1-AB04-00C04FC2DCD2/$NTDSGUID/%s' % ctx.dnsdomain)
1342 ctx.secure_channel_type = misc.SEC_CHAN_BDC
1344 ctx.replica_flags |= (drsuapi.DRSUAPI_DRS_WRIT_REP |
1345 drsuapi.DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS)
1346 ctx.domain_replica_flags = ctx.replica_flags
1349 ctx.logger.info("Created domain %s (SID %s) as a DC" % (ctx.domain_name, ctx.domsid))