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 base64 import b64encode
42 class DCJoinException(Exception):
44 def __init__(self, msg):
45 super(DCJoinException, self).__init__("Can't join, error: %s" % msg)
48 class dc_join(object):
49 """Perform a DC join."""
51 def __init__(ctx, logger=None, server=None, creds=None, lp=None, site=None,
52 netbios_name=None, targetdir=None, domain=None,
53 machinepass=None, use_ntvfs=False, dns_backend=None,
54 promote_existing=False, clone_only=False):
55 ctx.clone_only=clone_only
61 ctx.targetdir = targetdir
62 ctx.use_ntvfs = use_ntvfs
64 ctx.promote_existing = promote_existing
65 ctx.promote_from_dn = None
70 ctx.creds.set_gensec_features(creds.get_gensec_features() | gensec.FEATURE_SEAL)
71 ctx.net = Net(creds=ctx.creds, lp=ctx.lp)
73 if server is not None:
76 ctx.logger.info("Finding a writeable DC for domain '%s'" % domain)
77 ctx.server = ctx.find_dc(domain)
78 ctx.logger.info("Found DC %s" % ctx.server)
80 ctx.samdb = SamDB(url="ldap://%s" % ctx.server,
81 session_info=system_session(),
82 credentials=ctx.creds, lp=ctx.lp)
85 ctx.samdb.search(scope=ldb.SCOPE_ONELEVEL, attrs=["dn"])
86 except ldb.LdbError, (enum, estr):
87 raise DCJoinException(estr)
90 ctx.base_dn = str(ctx.samdb.get_default_basedn())
91 ctx.root_dn = str(ctx.samdb.get_root_basedn())
92 ctx.schema_dn = str(ctx.samdb.get_schema_basedn())
93 ctx.config_dn = str(ctx.samdb.get_config_basedn())
94 ctx.domsid = security.dom_sid(ctx.samdb.get_domain_sid())
95 ctx.forestsid = ctx.domsid
96 ctx.domain_name = ctx.get_domain_name()
97 ctx.forest_domain_name = ctx.get_forest_domain_name()
98 ctx.invocation_id = misc.GUID(str(uuid.uuid4()))
100 ctx.dc_ntds_dn = ctx.samdb.get_dsServiceName()
101 ctx.dc_dnsHostName = ctx.get_dnsHostName()
102 ctx.behavior_version = ctx.get_behavior_version()
104 if machinepass is not None:
105 ctx.acct_pass = machinepass
107 ctx.acct_pass = samba.generate_random_password(32, 40)
109 ctx.dnsdomain = ctx.samdb.domain_dns_name()
111 # As we don't want to create or delete these DNs, we set them to None
115 ctx.myname = ctx.server.split('.')[0]
117 ctx.rid_manager_dn = None
120 ctx.remote_dc_ntds_guid = ctx.samdb.get_ntds_GUID()
122 # work out the DNs of all the objects we will be adding
123 ctx.myname = netbios_name
124 ctx.samname = "%s$" % ctx.myname
125 ctx.server_dn = "CN=%s,CN=Servers,CN=%s,CN=Sites,%s" % (ctx.myname, ctx.site, ctx.config_dn)
126 ctx.ntds_dn = "CN=NTDS Settings,%s" % ctx.server_dn
127 ctx.acct_dn = "CN=%s,OU=Domain Controllers,%s" % (ctx.myname, ctx.base_dn)
128 ctx.dnshostname = "%s.%s" % (ctx.myname.lower(), ctx.dnsdomain)
129 ctx.dnsforest = ctx.samdb.forest_dns_name()
131 topology_base = "CN=Topology,CN=Domain System Volume,CN=DFSR-GlobalSettings,CN=System,%s" % ctx.base_dn
132 if ctx.dn_exists(topology_base):
133 ctx.topology_dn = "CN=%s,%s" % (ctx.myname, topology_base)
135 ctx.topology_dn = None
137 ctx.SPNs = [ "HOST/%s" % ctx.myname,
138 "HOST/%s" % ctx.dnshostname,
139 "GC/%s/%s" % (ctx.dnshostname, ctx.dnsforest) ]
141 res_rid_manager = ctx.samdb.search(scope=ldb.SCOPE_BASE,
142 attrs=["rIDManagerReference"],
145 ctx.rid_manager_dn = res_rid_manager[0]["rIDManagerReference"][0]
147 ctx.domaindns_zone = 'DC=DomainDnsZones,%s' % ctx.base_dn
148 ctx.forestdns_zone = 'DC=ForestDnsZones,%s' % ctx.root_dn
150 expr = "(&(objectClass=crossRef)(ncName=%s))" % ldb.binary_encode(ctx.domaindns_zone)
151 res_domaindns = ctx.samdb.search(scope=ldb.SCOPE_ONELEVEL,
153 base=ctx.samdb.get_partitions_dn(),
155 if dns_backend is None:
156 ctx.dns_backend = "NONE"
158 if len(res_domaindns) == 0:
159 ctx.dns_backend = "NONE"
160 print "NO DNS zone information found in source domain, not replicating DNS"
162 ctx.dns_backend = dns_backend
164 ctx.realm = ctx.dnsdomain
168 # these elements are optional
169 ctx.never_reveal_sid = None
170 ctx.reveal_sid = None
171 ctx.connection_dn = None
176 ctx.subdomain = False
178 ctx.partition_dn = None
180 def del_noerror(ctx, dn, recursive=False):
183 res = ctx.samdb.search(base=dn, scope=ldb.SCOPE_ONELEVEL, attrs=["dn"])
187 ctx.del_noerror(r.dn, recursive=True)
190 print "Deleted %s" % dn
194 def cleanup_old_accounts(ctx):
195 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
196 expression='sAMAccountName=%s' % ldb.binary_encode(ctx.samname),
197 attrs=["msDS-krbTgtLink", "objectSID"])
201 creds = Credentials()
204 creds.set_machine_account(ctx.lp)
205 machine_samdb = SamDB(url="ldap://%s" % ctx.server,
206 session_info=system_session(),
207 credentials=creds, lp=ctx.lp)
211 token_res = machine_samdb.search(scope=ldb.SCOPE_BASE, base="", attrs=["tokenGroups"])
212 if token_res[0]["tokenGroups"][0] \
213 == res[0]["objectSID"][0]:
214 raise DCJoinException("Not removing account %s which "
215 "looks like a Samba DC account "
216 "maching the password we already have. "
217 "To override, remove secrets.ldb and secrets.tdb"
220 ctx.del_noerror(res[0].dn, recursive=True)
222 if "msDS-Krbtgtlink" in res[0]:
223 new_krbtgt_dn = res[0]["msDS-Krbtgtlink"][0]
224 del_noerror(ctx.new_krbtgt_dn)
226 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
227 expression='(&(sAMAccountName=%s)(servicePrincipalName=%s))' %
228 (ldb.binary_encode("dns-%s" % ctx.myname),
229 ldb.binary_encode("dns/%s" % ctx.dnshostname)),
232 ctx.del_noerror(res[0].dn, recursive=True)
234 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
235 expression='(sAMAccountName=%s)' % ldb.binary_encode("dns-%s" % ctx.myname),
238 raise DCJoinException("Not removing account %s which looks like "
239 "a Samba DNS service account but does not "
240 "have servicePrincipalName=%s" %
241 (ldb.binary_encode("dns-%s" % ctx.myname),
242 ldb.binary_encode("dns/%s" % ctx.dnshostname)))
245 def cleanup_old_join(ctx):
246 """Remove any DNs from a previous join."""
247 # find the krbtgt link
248 if not ctx.subdomain:
249 ctx.cleanup_old_accounts()
251 if ctx.connection_dn is not None:
252 ctx.del_noerror(ctx.connection_dn)
253 if ctx.krbtgt_dn is not None:
254 ctx.del_noerror(ctx.krbtgt_dn)
255 ctx.del_noerror(ctx.ntds_dn)
256 ctx.del_noerror(ctx.server_dn, recursive=True)
258 ctx.del_noerror(ctx.topology_dn)
260 ctx.del_noerror(ctx.partition_dn)
263 binding_options = "sign"
264 lsaconn = lsa.lsarpc("ncacn_ip_tcp:%s[%s]" % (ctx.server, binding_options),
267 objectAttr = lsa.ObjectAttribute()
268 objectAttr.sec_qos = lsa.QosInfo()
270 pol_handle = lsaconn.OpenPolicy2(''.decode('utf-8'),
271 objectAttr, security.SEC_FLAG_MAXIMUM_ALLOWED)
274 name.string = ctx.realm
275 info = lsaconn.QueryTrustedDomainInfoByName(pol_handle, name, lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
277 lsaconn.DeleteTrustedDomain(pol_handle, info.info_ex.sid)
280 name.string = ctx.forest_domain_name
281 info = lsaconn.QueryTrustedDomainInfoByName(pol_handle, name, lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
283 lsaconn.DeleteTrustedDomain(pol_handle, info.info_ex.sid)
286 def promote_possible(ctx):
287 """confirm that the account is just a bare NT4 BDC or a member server, so can be safely promoted"""
289 # This shouldn't happen
290 raise Exception("Can not promote into a subdomain")
292 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
293 expression='sAMAccountName=%s' % ldb.binary_encode(ctx.samname),
294 attrs=["msDS-krbTgtLink", "userAccountControl", "serverReferenceBL", "rIDSetReferences"])
296 raise Exception("Could not find domain member account '%s' to promote to a DC, use 'samba-tool domain join' instead'" % ctx.samname)
297 if "msDS-krbTgtLink" in res[0] or "serverReferenceBL" in res[0] or "rIDSetReferences" in res[0]:
298 raise Exception("Account '%s' appears to be an active DC, use 'samba-tool domain join' if you must re-create this account" % ctx.samname)
299 if (int(res[0]["userAccountControl"][0]) & (samba.dsdb.UF_WORKSTATION_TRUST_ACCOUNT|samba.dsdb.UF_SERVER_TRUST_ACCOUNT) == 0):
300 raise Exception("Account %s is not a domain member or a bare NT4 BDC, use 'samba-tool domain join' instead'" % ctx.samname)
302 ctx.promote_from_dn = res[0].dn
305 def find_dc(ctx, domain):
306 """find a writeable DC for the given domain"""
308 ctx.cldap_ret = ctx.net.finddc(domain=domain, flags=nbt.NBT_SERVER_LDAP | nbt.NBT_SERVER_DS | nbt.NBT_SERVER_WRITABLE)
310 raise Exception("Failed to find a writeable DC for domain '%s'" % domain)
311 if ctx.cldap_ret.client_site is not None and ctx.cldap_ret.client_site != "":
312 ctx.site = ctx.cldap_ret.client_site
313 return ctx.cldap_ret.pdc_dns_name
316 def get_behavior_version(ctx):
317 res = ctx.samdb.search(base=ctx.base_dn, scope=ldb.SCOPE_BASE, attrs=["msDS-Behavior-Version"])
318 if "msDS-Behavior-Version" in res[0]:
319 return int(res[0]["msDS-Behavior-Version"][0])
321 return samba.dsdb.DS_DOMAIN_FUNCTION_2000
323 def get_dnsHostName(ctx):
324 res = ctx.samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=["dnsHostName"])
325 return res[0]["dnsHostName"][0]
327 def get_domain_name(ctx):
328 '''get netbios name of the domain from the partitions record'''
329 partitions_dn = ctx.samdb.get_partitions_dn()
330 res = ctx.samdb.search(base=partitions_dn, scope=ldb.SCOPE_ONELEVEL, attrs=["nETBIOSName"],
331 expression='ncName=%s' % ldb.binary_encode(str(ctx.samdb.get_default_basedn())))
332 return res[0]["nETBIOSName"][0]
334 def get_forest_domain_name(ctx):
335 '''get netbios name of the domain from the partitions record'''
336 partitions_dn = ctx.samdb.get_partitions_dn()
337 res = ctx.samdb.search(base=partitions_dn, scope=ldb.SCOPE_ONELEVEL, attrs=["nETBIOSName"],
338 expression='ncName=%s' % ldb.binary_encode(str(ctx.samdb.get_root_basedn())))
339 return res[0]["nETBIOSName"][0]
341 def get_parent_partition_dn(ctx):
342 '''get the parent domain partition DN from parent DNS name'''
343 res = ctx.samdb.search(base=ctx.config_dn, attrs=[],
344 expression='(&(objectclass=crossRef)(dnsRoot=%s)(systemFlags:%s:=%u))' %
345 (ldb.binary_encode(ctx.parent_dnsdomain),
346 ldb.OID_COMPARATOR_AND, samba.dsdb.SYSTEM_FLAG_CR_NTDS_DOMAIN))
347 return str(res[0].dn)
349 def get_naming_master(ctx):
350 '''get the parent domain partition DN from parent DNS name'''
351 res = ctx.samdb.search(base='CN=Partitions,%s' % ctx.config_dn, attrs=['fSMORoleOwner'],
352 scope=ldb.SCOPE_BASE, controls=["extended_dn:1:1"])
353 if not 'fSMORoleOwner' in res[0]:
354 raise DCJoinException("Can't find naming master on partition DN %s in %s" % (ctx.partition_dn, ctx.samdb.url))
356 master_guid = str(misc.GUID(ldb.Dn(ctx.samdb, res[0]['fSMORoleOwner'][0]).get_extended_component('GUID')))
358 raise DCJoinException("Can't find GUID in naming master on partition DN %s" % res[0]['fSMORoleOwner'][0])
360 master_host = '%s._msdcs.%s' % (master_guid, ctx.dnsforest)
364 '''get the SID of the connected user. Only works with w2k8 and later,
365 so only used for RODC join'''
366 res = ctx.samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=["tokenGroups"])
367 binsid = res[0]["tokenGroups"][0]
368 return ctx.samdb.schema_format_value("objectSID", binsid)
370 def dn_exists(ctx, dn):
371 '''check if a DN exists'''
373 res = ctx.samdb.search(base=dn, scope=ldb.SCOPE_BASE, attrs=[])
374 except ldb.LdbError, (enum, estr):
375 if enum == ldb.ERR_NO_SUCH_OBJECT:
380 def add_krbtgt_account(ctx):
381 '''RODCs need a special krbtgt account'''
382 print "Adding %s" % ctx.krbtgt_dn
384 "dn" : ctx.krbtgt_dn,
385 "objectclass" : "user",
386 "useraccountcontrol" : str(samba.dsdb.UF_NORMAL_ACCOUNT |
387 samba.dsdb.UF_ACCOUNTDISABLE),
388 "showinadvancedviewonly" : "TRUE",
389 "description" : "krbtgt for %s" % ctx.samname}
390 ctx.samdb.add(rec, ["rodc_join:1:1"])
392 # now we need to search for the samAccountName attribute on the krbtgt DN,
393 # as this will have been magically set to the krbtgt number
394 res = ctx.samdb.search(base=ctx.krbtgt_dn, scope=ldb.SCOPE_BASE, attrs=["samAccountName"])
395 ctx.krbtgt_name = res[0]["samAccountName"][0]
397 print "Got krbtgt_name=%s" % ctx.krbtgt_name
400 m.dn = ldb.Dn(ctx.samdb, ctx.acct_dn)
401 m["msDS-krbTgtLink"] = ldb.MessageElement(ctx.krbtgt_dn,
402 ldb.FLAG_MOD_REPLACE, "msDS-krbTgtLink")
405 ctx.new_krbtgt_dn = "CN=%s,CN=Users,%s" % (ctx.krbtgt_name, ctx.base_dn)
406 print "Renaming %s to %s" % (ctx.krbtgt_dn, ctx.new_krbtgt_dn)
407 ctx.samdb.rename(ctx.krbtgt_dn, ctx.new_krbtgt_dn)
409 def drsuapi_connect(ctx):
410 '''make a DRSUAPI connection to the naming master'''
411 binding_options = "seal"
412 if ctx.lp.log_level() >= 4:
413 binding_options += ",print"
414 binding_string = "ncacn_ip_tcp:%s[%s]" % (ctx.server, binding_options)
415 ctx.drsuapi = drsuapi.drsuapi(binding_string, ctx.lp, ctx.creds)
416 (ctx.drsuapi_handle, ctx.bind_supported_extensions) = drs_utils.drs_DsBind(ctx.drsuapi)
418 def create_tmp_samdb(ctx):
419 '''create a temporary samdb object for schema queries'''
420 ctx.tmp_schema = Schema(ctx.domsid,
421 schemadn=ctx.schema_dn)
422 ctx.tmp_samdb = SamDB(session_info=system_session(), url=None, auto_connect=False,
423 credentials=ctx.creds, lp=ctx.lp, global_schema=False,
425 ctx.tmp_samdb.set_schema(ctx.tmp_schema)
427 def build_DsReplicaAttribute(ctx, attrname, attrvalue):
428 '''build a DsReplicaAttributeCtr object'''
429 r = drsuapi.DsReplicaAttribute()
430 r.attid = ctx.tmp_samdb.get_attid_from_lDAPDisplayName(attrname)
434 def DsAddEntry(ctx, recs):
435 '''add a record via the DRSUAPI DsAddEntry call'''
436 if ctx.drsuapi is None:
437 ctx.drsuapi_connect()
438 if ctx.tmp_samdb is None:
439 ctx.create_tmp_samdb()
443 id = drsuapi.DsReplicaObjectIdentifier()
450 if not isinstance(rec[a], list):
454 rattr = ctx.tmp_samdb.dsdb_DsReplicaAttribute(ctx.tmp_samdb, a, v)
457 attribute_ctr = drsuapi.DsReplicaAttributeCtr()
458 attribute_ctr.num_attributes = len(attrs)
459 attribute_ctr.attributes = attrs
461 object = drsuapi.DsReplicaObject()
462 object.identifier = id
463 object.attribute_ctr = attribute_ctr
465 list_object = drsuapi.DsReplicaObjectListItem()
466 list_object.object = object
467 objects.append(list_object)
469 req2 = drsuapi.DsAddEntryRequest2()
470 req2.first_object = objects[0]
471 prev = req2.first_object
472 for o in objects[1:]:
476 (level, ctr) = ctx.drsuapi.DsAddEntry(ctx.drsuapi_handle, 2, req2)
478 if ctr.dir_err != drsuapi.DRSUAPI_DIRERR_OK:
479 print("DsAddEntry failed with dir_err %u" % ctr.dir_err)
480 raise RuntimeError("DsAddEntry failed")
481 if ctr.extended_err != (0, 'WERR_OK'):
482 print("DsAddEntry failed with status %s info %s" % (ctr.extended_err))
483 raise RuntimeError("DsAddEntry failed")
486 raise RuntimeError("expected err_ver 1, got %u" % ctr.err_ver)
487 if ctr.err_data.status != (0, 'WERR_OK'):
488 print("DsAddEntry failed with status %s info %s" % (ctr.err_data.status,
489 ctr.err_data.info.extended_err))
490 raise RuntimeError("DsAddEntry failed")
491 if ctr.err_data.dir_err != drsuapi.DRSUAPI_DIRERR_OK:
492 print("DsAddEntry failed with dir_err %u" % ctr.err_data.dir_err)
493 raise RuntimeError("DsAddEntry failed")
497 def join_ntdsdsa_obj(ctx):
498 '''return the ntdsdsa object to add'''
500 print "Adding %s" % ctx.ntds_dn
503 "objectclass" : "nTDSDSA",
504 "systemFlags" : str(samba.dsdb.SYSTEM_FLAG_DISALLOW_MOVE_ON_DELETE),
505 "dMDLocation" : ctx.schema_dn}
507 nc_list = [ ctx.base_dn, ctx.config_dn, ctx.schema_dn ]
509 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
510 rec["msDS-Behavior-Version"] = str(samba.dsdb.DS_DOMAIN_FUNCTION_2008_R2)
512 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
513 rec["msDS-HasDomainNCs"] = ctx.base_dn
516 rec["objectCategory"] = "CN=NTDS-DSA-RO,%s" % ctx.schema_dn
517 rec["msDS-HasFullReplicaNCs"] = ctx.full_nc_list
518 rec["options"] = "37"
520 rec["objectCategory"] = "CN=NTDS-DSA,%s" % ctx.schema_dn
521 rec["HasMasterNCs"] = []
523 if nc in ctx.full_nc_list:
524 rec["HasMasterNCs"].append(nc)
525 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
526 rec["msDS-HasMasterNCs"] = ctx.full_nc_list
528 rec["invocationId"] = ndr_pack(ctx.invocation_id)
532 def join_add_ntdsdsa(ctx):
533 '''add the ntdsdsa object'''
535 rec = ctx.join_ntdsdsa_obj()
537 ctx.samdb.add(rec, ["rodc_join:1:1"])
539 ctx.DsAddEntry([rec])
541 # find the GUID of our NTDS DN
542 res = ctx.samdb.search(base=ctx.ntds_dn, scope=ldb.SCOPE_BASE, attrs=["objectGUID"])
543 ctx.ntds_guid = misc.GUID(ctx.samdb.schema_format_value("objectGUID", res[0]["objectGUID"][0]))
545 def join_add_objects(ctx):
546 '''add the various objects needed for the join'''
548 print "Adding %s" % ctx.acct_dn
551 "objectClass": "computer",
552 "displayname": ctx.samname,
553 "samaccountname" : ctx.samname,
554 "userAccountControl" : str(ctx.userAccountControl | samba.dsdb.UF_ACCOUNTDISABLE),
555 "dnshostname" : ctx.dnshostname}
556 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2008:
557 rec['msDS-SupportedEncryptionTypes'] = str(samba.dsdb.ENC_ALL_TYPES)
558 elif ctx.promote_existing:
559 rec['msDS-SupportedEncryptionTypes'] = []
561 rec["managedby"] = ctx.managedby
562 elif ctx.promote_existing:
563 rec["managedby"] = []
565 if ctx.never_reveal_sid:
566 rec["msDS-NeverRevealGroup"] = ctx.never_reveal_sid
567 elif ctx.promote_existing:
568 rec["msDS-NeverRevealGroup"] = []
571 rec["msDS-RevealOnDemandGroup"] = ctx.reveal_sid
572 elif ctx.promote_existing:
573 rec["msDS-RevealOnDemandGroup"] = []
575 if ctx.promote_existing:
576 if ctx.promote_from_dn != ctx.acct_dn:
577 ctx.samdb.rename(ctx.promote_from_dn, ctx.acct_dn)
578 ctx.samdb.modify(ldb.Message.from_dict(ctx.samdb, rec, ldb.FLAG_MOD_REPLACE))
583 ctx.add_krbtgt_account()
586 print "Adding %s" % ctx.server_dn
589 "objectclass" : "server",
590 # windows uses 50000000 decimal for systemFlags. A windows hex/decimal mixup bug?
591 "systemFlags" : str(samba.dsdb.SYSTEM_FLAG_CONFIG_ALLOW_RENAME |
592 samba.dsdb.SYSTEM_FLAG_CONFIG_ALLOW_LIMITED_MOVE |
593 samba.dsdb.SYSTEM_FLAG_DISALLOW_MOVE_ON_DELETE),
594 # windows seems to add the dnsHostName later
595 "dnsHostName" : ctx.dnshostname}
598 rec["serverReference"] = ctx.acct_dn
603 # the rest is done after replication
608 ctx.join_add_ntdsdsa()
610 # Add the Replica-Locations or RO-Replica-Locations attributes
611 # TODO Is this supposed to be for the schema partition too?
612 expr = "(&(objectClass=crossRef)(ncName=%s))" % ldb.binary_encode(ctx.domaindns_zone)
613 domain = (ctx.samdb.search(scope=ldb.SCOPE_ONELEVEL,
615 base=ctx.samdb.get_partitions_dn(),
616 expression=expr), ctx.domaindns_zone)
618 expr = "(&(objectClass=crossRef)(ncName=%s))" % ldb.binary_encode(ctx.forestdns_zone)
619 forest = (ctx.samdb.search(scope=ldb.SCOPE_ONELEVEL,
621 base=ctx.samdb.get_partitions_dn(),
622 expression=expr), ctx.forestdns_zone)
624 for part, zone in (domain, forest):
625 if zone not in ctx.nc_list:
631 attr = "msDS-NC-Replica-Locations"
633 attr = "msDS-NC-RO-Replica-Locations"
635 m[attr] = ldb.MessageElement(ctx.ntds_dn,
636 ldb.FLAG_MOD_ADD, attr)
639 if ctx.connection_dn is not None:
640 print "Adding %s" % ctx.connection_dn
642 "dn" : ctx.connection_dn,
643 "objectclass" : "nTDSConnection",
644 "enabledconnection" : "TRUE",
646 "fromServer" : ctx.dc_ntds_dn}
650 print "Adding SPNs to %s" % ctx.acct_dn
652 m.dn = ldb.Dn(ctx.samdb, ctx.acct_dn)
653 for i in range(len(ctx.SPNs)):
654 ctx.SPNs[i] = ctx.SPNs[i].replace("$NTDSGUID", str(ctx.ntds_guid))
655 m["servicePrincipalName"] = ldb.MessageElement(ctx.SPNs,
656 ldb.FLAG_MOD_REPLACE,
657 "servicePrincipalName")
660 # The account password set operation should normally be done over
661 # LDAP. Windows 2000 DCs however allow this only with SSL
662 # connections which are hard to set up and otherwise refuse with
663 # ERR_UNWILLING_TO_PERFORM. In this case we fall back to libnet
665 print "Setting account password for %s" % ctx.samname
667 ctx.samdb.setpassword("(&(objectClass=user)(sAMAccountName=%s))"
668 % ldb.binary_encode(ctx.samname),
670 force_change_at_next_login=False,
671 username=ctx.samname)
672 except ldb.LdbError, (num, _):
673 if num != ldb.ERR_UNWILLING_TO_PERFORM:
675 ctx.net.set_password(account_name=ctx.samname,
676 domain_name=ctx.domain_name,
677 newpassword=ctx.acct_pass)
679 res = ctx.samdb.search(base=ctx.acct_dn, scope=ldb.SCOPE_BASE,
680 attrs=["msDS-KeyVersionNumber"])
681 if "msDS-KeyVersionNumber" in res[0]:
682 ctx.key_version_number = int(res[0]["msDS-KeyVersionNumber"][0])
684 ctx.key_version_number = None
686 print("Enabling account")
688 m.dn = ldb.Dn(ctx.samdb, ctx.acct_dn)
689 m["userAccountControl"] = ldb.MessageElement(str(ctx.userAccountControl),
690 ldb.FLAG_MOD_REPLACE,
691 "userAccountControl")
694 if ctx.dns_backend.startswith("BIND9_"):
695 ctx.dnspass = samba.generate_random_password(128, 255)
697 recs = ctx.samdb.parse_ldif(read_and_sub_file(setup_path("provision_dns_add_samba.ldif"),
698 {"DNSDOMAIN": ctx.dnsdomain,
699 "DOMAINDN": ctx.base_dn,
700 "HOSTNAME" : ctx.myname,
701 "DNSPASS_B64": b64encode(ctx.dnspass),
702 "DNSNAME" : ctx.dnshostname}))
703 for changetype, msg in recs:
704 assert changetype == ldb.CHANGETYPE_NONE
705 dns_acct_dn = msg["dn"]
706 print "Adding DNS account %s with dns/ SPN" % msg["dn"]
708 # Remove dns password (we will set it as a modify, as we can't do clearTextPassword over LDAP)
709 del msg["clearTextPassword"]
710 # Remove isCriticalSystemObject for similar reasons, it cannot be set over LDAP
711 del msg["isCriticalSystemObject"]
712 # Disable account until password is set
713 msg["userAccountControl"] = str(samba.dsdb.UF_NORMAL_ACCOUNT |
714 samba.dsdb.UF_ACCOUNTDISABLE)
717 except ldb.LdbError, (num, _):
718 if num != ldb.ERR_ENTRY_ALREADY_EXISTS:
721 # The account password set operation should normally be done over
722 # LDAP. Windows 2000 DCs however allow this only with SSL
723 # connections which are hard to set up and otherwise refuse with
724 # ERR_UNWILLING_TO_PERFORM. In this case we fall back to libnet
726 print "Setting account password for dns-%s" % ctx.myname
728 ctx.samdb.setpassword("(&(objectClass=user)(samAccountName=dns-%s))"
729 % ldb.binary_encode(ctx.myname),
731 force_change_at_next_login=False,
732 username=ctx.samname)
733 except ldb.LdbError, (num, _):
734 if num != ldb.ERR_UNWILLING_TO_PERFORM:
736 ctx.net.set_password(account_name="dns-%s" % ctx.myname,
737 domain_name=ctx.domain_name,
738 newpassword=ctx.dnspass)
740 res = ctx.samdb.search(base=dns_acct_dn, scope=ldb.SCOPE_BASE,
741 attrs=["msDS-KeyVersionNumber"])
742 if "msDS-KeyVersionNumber" in res[0]:
743 ctx.dns_key_version_number = int(res[0]["msDS-KeyVersionNumber"][0])
745 ctx.dns_key_version_number = None
747 def join_add_objects2(ctx):
748 """add the various objects needed for the join, for subdomains post replication"""
750 print "Adding %s" % ctx.partition_dn
751 name_map = {'SubdomainAdmins': "%s-%s" % (str(ctx.domsid), security.DOMAIN_RID_ADMINS)}
752 sd_binary = descriptor.get_paritions_crossref_subdomain_descriptor(ctx.forestsid, name_map=name_map)
754 "dn" : ctx.partition_dn,
755 "objectclass" : "crossRef",
756 "objectCategory" : "CN=Cross-Ref,%s" % ctx.schema_dn,
757 "nCName" : ctx.base_dn,
758 "nETBIOSName" : ctx.domain_name,
759 "dnsRoot": ctx.dnsdomain,
760 "trustParent" : ctx.parent_partition_dn,
761 "systemFlags" : str(samba.dsdb.SYSTEM_FLAG_CR_NTDS_NC|samba.dsdb.SYSTEM_FLAG_CR_NTDS_DOMAIN),
762 "ntSecurityDescriptor" : sd_binary,
765 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
766 rec["msDS-Behavior-Version"] = str(ctx.behavior_version)
768 rec2 = ctx.join_ntdsdsa_obj()
770 objects = ctx.DsAddEntry([rec, rec2])
771 if len(objects) != 2:
772 raise DCJoinException("Expected 2 objects from DsAddEntry")
774 ctx.ntds_guid = objects[1].guid
776 print("Replicating partition DN")
777 ctx.repl.replicate(ctx.partition_dn,
778 misc.GUID("00000000-0000-0000-0000-000000000000"),
780 exop=drsuapi.DRSUAPI_EXOP_REPL_OBJ,
781 replica_flags=drsuapi.DRSUAPI_DRS_WRIT_REP)
783 print("Replicating NTDS DN")
784 ctx.repl.replicate(ctx.ntds_dn,
785 misc.GUID("00000000-0000-0000-0000-000000000000"),
787 exop=drsuapi.DRSUAPI_EXOP_REPL_OBJ,
788 replica_flags=drsuapi.DRSUAPI_DRS_WRIT_REP)
790 def join_provision(ctx):
791 """Provision the local SAM."""
793 print "Calling bare provision"
795 smbconf = ctx.lp.configfile
797 presult = provision(ctx.logger, system_session(), smbconf=smbconf,
798 targetdir=ctx.targetdir, samdb_fill=FILL_DRS, realm=ctx.realm,
799 rootdn=ctx.root_dn, domaindn=ctx.base_dn,
800 schemadn=ctx.schema_dn, configdn=ctx.config_dn,
801 serverdn=ctx.server_dn, domain=ctx.domain_name,
802 hostname=ctx.myname, domainsid=ctx.domsid,
803 machinepass=ctx.acct_pass, serverrole="active directory domain controller",
804 sitename=ctx.site, lp=ctx.lp, ntdsguid=ctx.ntds_guid,
805 use_ntvfs=ctx.use_ntvfs, dns_backend=ctx.dns_backend)
806 print "Provision OK for domain DN %s" % presult.domaindn
807 ctx.local_samdb = presult.samdb
809 ctx.paths = presult.paths
810 ctx.names = presult.names
812 # Fix up the forestsid, it may be different if we are joining as a subdomain
813 ctx.names.forestsid = ctx.forestsid
815 def join_provision_own_domain(ctx):
816 """Provision the local SAM."""
818 # we now operate exclusively on the local database, which
819 # we need to reopen in order to get the newly created schema
820 print("Reconnecting to local samdb")
821 ctx.samdb = SamDB(url=ctx.local_samdb.url,
822 session_info=system_session(),
823 lp=ctx.local_samdb.lp,
825 ctx.samdb.set_invocation_id(str(ctx.invocation_id))
826 ctx.local_samdb = ctx.samdb
828 ctx.logger.info("Finding domain GUID from ncName")
829 res = ctx.local_samdb.search(base=ctx.partition_dn, scope=ldb.SCOPE_BASE, attrs=['ncName'],
830 controls=["extended_dn:1:1", "reveal_internals:0"])
832 if 'nCName' not in res[0]:
833 raise DCJoinException("Can't find naming context on partition DN %s in %s" % (ctx.partition_dn, ctx.samdb.url))
836 ctx.names.domainguid = str(misc.GUID(ldb.Dn(ctx.samdb, res[0]['ncName'][0]).get_extended_component('GUID')))
838 raise DCJoinException("Can't find GUID in naming master on partition DN %s" % res[0]['ncName'][0])
840 ctx.logger.info("Got domain GUID %s" % ctx.names.domainguid)
842 ctx.logger.info("Calling own domain provision")
844 secrets_ldb = Ldb(ctx.paths.secrets, session_info=system_session(), lp=ctx.lp)
846 presult = provision_fill(ctx.local_samdb, secrets_ldb,
847 ctx.logger, ctx.names, ctx.paths,
848 dom_for_fun_level=DS_DOMAIN_FUNCTION_2003,
849 targetdir=ctx.targetdir, samdb_fill=FILL_SUBDOMAIN,
850 machinepass=ctx.acct_pass, serverrole="active directory domain controller",
851 lp=ctx.lp, hostip=ctx.names.hostip, hostip6=ctx.names.hostip6,
852 dns_backend=ctx.dns_backend, adminpass=ctx.adminpass)
853 print("Provision OK for domain %s" % ctx.names.dnsdomain)
855 def join_replicate(ctx):
856 """Replicate the SAM."""
858 print "Starting replication"
859 ctx.local_samdb.transaction_start()
861 source_dsa_invocation_id = misc.GUID(ctx.samdb.get_invocation_id())
862 if ctx.ntds_guid is None:
863 print("Using DS_BIND_GUID_W2K3")
864 destination_dsa_guid = misc.GUID(drsuapi.DRSUAPI_DS_BIND_GUID_W2K3)
866 destination_dsa_guid = ctx.ntds_guid
869 repl_creds = Credentials()
870 repl_creds.guess(ctx.lp)
871 repl_creds.set_kerberos_state(DONT_USE_KERBEROS)
872 repl_creds.set_username(ctx.samname)
873 repl_creds.set_password(ctx.acct_pass)
875 repl_creds = ctx.creds
877 binding_options = "seal"
878 if ctx.lp.log_level() >= 5:
879 binding_options += ",print"
880 repl = drs_utils.drs_Replicate(
881 "ncacn_ip_tcp:%s[%s]" % (ctx.server, binding_options),
882 ctx.lp, repl_creds, ctx.local_samdb, ctx.invocation_id)
884 repl.replicate(ctx.schema_dn, source_dsa_invocation_id,
885 destination_dsa_guid, schema=True, rodc=ctx.RODC,
886 replica_flags=ctx.replica_flags)
887 repl.replicate(ctx.config_dn, source_dsa_invocation_id,
888 destination_dsa_guid, rodc=ctx.RODC,
889 replica_flags=ctx.replica_flags)
890 if not ctx.subdomain:
891 # Replicate first the critical object for the basedn
892 if not ctx.domain_replica_flags & drsuapi.DRSUAPI_DRS_CRITICAL_ONLY:
893 print "Replicating critical objects from the base DN of the domain"
894 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY | drsuapi.DRSUAPI_DRS_GET_ANC
895 repl.replicate(ctx.base_dn, source_dsa_invocation_id,
896 destination_dsa_guid, rodc=ctx.RODC,
897 replica_flags=ctx.domain_replica_flags)
898 ctx.domain_replica_flags ^= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY
900 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_GET_ANC
901 repl.replicate(ctx.base_dn, source_dsa_invocation_id,
902 destination_dsa_guid, rodc=ctx.RODC,
903 replica_flags=ctx.domain_replica_flags)
904 print "Done with always replicated NC (base, config, schema)"
906 # At this point we should already have an entry in the ForestDNS
907 # and DomainDNS NC (those under CN=Partions,DC=...) in order to
908 # indicate that we hold a replica for this NC.
909 for nc in (ctx.domaindns_zone, ctx.forestdns_zone):
910 if nc in ctx.nc_list:
911 print "Replicating %s" % (str(nc))
912 repl.replicate(nc, source_dsa_invocation_id,
913 destination_dsa_guid, rodc=ctx.RODC,
914 replica_flags=ctx.replica_flags)
917 repl.replicate(ctx.acct_dn, source_dsa_invocation_id,
918 destination_dsa_guid,
919 exop=drsuapi.DRSUAPI_EXOP_REPL_SECRET, rodc=True)
920 repl.replicate(ctx.new_krbtgt_dn, source_dsa_invocation_id,
921 destination_dsa_guid,
922 exop=drsuapi.DRSUAPI_EXOP_REPL_SECRET, rodc=True)
923 elif ctx.rid_manager_dn != None:
924 # Try and get a RID Set if we can. This is only possible against the RID Master. Warn otherwise.
926 repl.replicate(ctx.rid_manager_dn, source_dsa_invocation_id,
927 destination_dsa_guid,
928 exop=drsuapi.DRSUAPI_EXOP_FSMO_RID_ALLOC)
929 except samba.DsExtendedError, (enum, estr):
930 if enum == drsuapi.DRSUAPI_EXOP_ERR_FSMO_NOT_OWNER:
931 print "WARNING: Unable to replicate own RID Set, as server %s (the server we joined) is not the RID Master." % ctx.server
932 print "NOTE: This is normal and expected, Samba will be able to create users after it contacts the RID Master at first startup."
937 ctx.source_dsa_invocation_id = source_dsa_invocation_id
938 ctx.destination_dsa_guid = destination_dsa_guid
940 print "Committing SAM database"
942 ctx.local_samdb.transaction_cancel()
945 ctx.local_samdb.transaction_commit()
947 def send_DsReplicaUpdateRefs(ctx, dn):
948 r = drsuapi.DsReplicaUpdateRefsRequest1()
949 r.naming_context = drsuapi.DsReplicaObjectIdentifier()
950 r.naming_context.dn = str(dn)
951 r.naming_context.guid = misc.GUID("00000000-0000-0000-0000-000000000000")
952 r.naming_context.sid = security.dom_sid("S-0-0")
953 r.dest_dsa_guid = ctx.ntds_guid
954 r.dest_dsa_dns_name = "%s._msdcs.%s" % (str(ctx.ntds_guid), ctx.dnsforest)
955 r.options = drsuapi.DRSUAPI_DRS_ADD_REF | drsuapi.DRSUAPI_DRS_DEL_REF
957 r.options |= drsuapi.DRSUAPI_DRS_WRIT_REP
960 ctx.drsuapi.DsReplicaUpdateRefs(ctx.drsuapi_handle, 1, r)
962 def join_finalise(ctx):
963 """Finalise the join, mark us synchronised and setup secrets db."""
965 # FIXME we shouldn't do this in all cases
967 # If for some reasons we joined in another site than the one of
968 # DC we just replicated from then we don't need to send the updatereplicateref
969 # as replication between sites is time based and on the initiative of the
971 if not ctx.clone_only:
972 ctx.logger.info("Sending DsReplicaUpdateRefs for all the replicated partitions")
973 for nc in ctx.nc_list:
974 ctx.send_DsReplicaUpdateRefs(nc)
976 if not ctx.clone_only and ctx.RODC:
977 print "Setting RODC invocationId"
978 ctx.local_samdb.set_invocation_id(str(ctx.invocation_id))
979 ctx.local_samdb.set_opaque_integer("domainFunctionality",
980 ctx.behavior_version)
982 m.dn = ldb.Dn(ctx.local_samdb, "%s" % ctx.ntds_dn)
983 m["invocationId"] = ldb.MessageElement(ndr_pack(ctx.invocation_id),
984 ldb.FLAG_MOD_REPLACE,
986 ctx.local_samdb.modify(m)
988 # Note: as RODC the invocationId is only stored
989 # on the RODC itself, the other DCs never see it.
991 # Thats is why we fix up the replPropertyMetaData stamp
992 # for the 'invocationId' attribute, we need to change
993 # the 'version' to '0', this is what windows 2008r2 does as RODC
995 # This means if the object on a RWDC ever gets a invocationId
996 # attribute, it will have version '1' (or higher), which will
997 # will overwrite the RODC local value.
998 ctx.local_samdb.set_attribute_replmetadata_version(m.dn,
1002 ctx.logger.info("Setting isSynchronized and dsServiceName")
1004 m.dn = ldb.Dn(ctx.local_samdb, '@ROOTDSE')
1005 m["isSynchronized"] = ldb.MessageElement("TRUE", ldb.FLAG_MOD_REPLACE, "isSynchronized")
1007 # We want to appear to be the server we just cloned
1009 guid = ctx.remote_dc_ntds_guid
1011 guid = ctx.ntds_guid
1013 m["dsServiceName"] = ldb.MessageElement("<GUID=%s>" % str(guid),
1014 ldb.FLAG_MOD_REPLACE, "dsServiceName")
1015 ctx.local_samdb.modify(m)
1017 if ctx.clone_only or ctx.subdomain:
1020 secrets_ldb = Ldb(ctx.paths.secrets, session_info=system_session(), lp=ctx.lp)
1022 ctx.logger.info("Setting up secrets database")
1023 secretsdb_self_join(secrets_ldb, domain=ctx.domain_name,
1025 dnsdomain=ctx.dnsdomain,
1026 netbiosname=ctx.myname,
1027 domainsid=ctx.domsid,
1028 machinepass=ctx.acct_pass,
1029 secure_channel_type=ctx.secure_channel_type,
1030 key_version_number=ctx.key_version_number)
1032 if ctx.dns_backend.startswith("BIND9_"):
1033 setup_bind9_dns(ctx.local_samdb, secrets_ldb,
1034 ctx.names, ctx.paths, ctx.lp, ctx.logger,
1035 dns_backend=ctx.dns_backend,
1036 dnspass=ctx.dnspass, os_level=ctx.behavior_version,
1037 targetdir=ctx.targetdir,
1038 key_version_number=ctx.dns_key_version_number)
1040 def join_setup_trusts(ctx):
1041 """provision the local SAM."""
1043 print "Setup domain trusts with server %s" % ctx.server
1044 binding_options = "" # why doesn't signing work here? w2k8r2 claims no session key
1045 lsaconn = lsa.lsarpc("ncacn_np:%s[%s]" % (ctx.server, binding_options),
1048 objectAttr = lsa.ObjectAttribute()
1049 objectAttr.sec_qos = lsa.QosInfo()
1051 pol_handle = lsaconn.OpenPolicy2(''.decode('utf-8'),
1052 objectAttr, security.SEC_FLAG_MAXIMUM_ALLOWED)
1054 info = lsa.TrustDomainInfoInfoEx()
1055 info.domain_name.string = ctx.dnsdomain
1056 info.netbios_name.string = ctx.domain_name
1057 info.sid = ctx.domsid
1058 info.trust_direction = lsa.LSA_TRUST_DIRECTION_INBOUND | lsa.LSA_TRUST_DIRECTION_OUTBOUND
1059 info.trust_type = lsa.LSA_TRUST_TYPE_UPLEVEL
1060 info.trust_attributes = lsa.LSA_TRUST_ATTRIBUTE_WITHIN_FOREST
1063 oldname = lsa.String()
1064 oldname.string = ctx.dnsdomain
1065 oldinfo = lsaconn.QueryTrustedDomainInfoByName(pol_handle, oldname,
1066 lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
1067 print("Removing old trust record for %s (SID %s)" % (ctx.dnsdomain, oldinfo.info_ex.sid))
1068 lsaconn.DeleteTrustedDomain(pol_handle, oldinfo.info_ex.sid)
1069 except RuntimeError:
1072 password_blob = string_to_byte_array(ctx.trustdom_pass.encode('utf-16-le'))
1074 clear_value = drsblobs.AuthInfoClear()
1075 clear_value.size = len(password_blob)
1076 clear_value.password = password_blob
1078 clear_authentication_information = drsblobs.AuthenticationInformation()
1079 clear_authentication_information.LastUpdateTime = samba.unix2nttime(int(time.time()))
1080 clear_authentication_information.AuthType = lsa.TRUST_AUTH_TYPE_CLEAR
1081 clear_authentication_information.AuthInfo = clear_value
1083 authentication_information_array = drsblobs.AuthenticationInformationArray()
1084 authentication_information_array.count = 1
1085 authentication_information_array.array = [clear_authentication_information]
1087 outgoing = drsblobs.trustAuthInOutBlob()
1089 outgoing.current = authentication_information_array
1091 trustpass = drsblobs.trustDomainPasswords()
1092 confounder = [3] * 512
1094 for i in range(512):
1095 confounder[i] = random.randint(0, 255)
1097 trustpass.confounder = confounder
1099 trustpass.outgoing = outgoing
1100 trustpass.incoming = outgoing
1102 trustpass_blob = ndr_pack(trustpass)
1104 encrypted_trustpass = arcfour_encrypt(lsaconn.session_key, trustpass_blob)
1106 auth_blob = lsa.DATA_BUF2()
1107 auth_blob.size = len(encrypted_trustpass)
1108 auth_blob.data = string_to_byte_array(encrypted_trustpass)
1110 auth_info = lsa.TrustDomainInfoAuthInfoInternal()
1111 auth_info.auth_blob = auth_blob
1113 trustdom_handle = lsaconn.CreateTrustedDomainEx2(pol_handle,
1116 security.SEC_STD_DELETE)
1119 "dn" : "cn=%s,cn=system,%s" % (ctx.dnsforest, ctx.base_dn),
1120 "objectclass" : "trustedDomain",
1121 "trustType" : str(info.trust_type),
1122 "trustAttributes" : str(info.trust_attributes),
1123 "trustDirection" : str(info.trust_direction),
1124 "flatname" : ctx.forest_domain_name,
1125 "trustPartner" : ctx.dnsforest,
1126 "trustAuthIncoming" : ndr_pack(outgoing),
1127 "trustAuthOutgoing" : ndr_pack(outgoing),
1128 "securityIdentifier" : ndr_pack(ctx.forestsid)
1130 ctx.local_samdb.add(rec)
1133 "dn" : "cn=%s$,cn=users,%s" % (ctx.forest_domain_name, ctx.base_dn),
1134 "objectclass" : "user",
1135 "userAccountControl" : str(samba.dsdb.UF_INTERDOMAIN_TRUST_ACCOUNT),
1136 "clearTextPassword" : ctx.trustdom_pass.encode('utf-16-le'),
1137 "samAccountName" : "%s$" % ctx.forest_domain_name
1139 ctx.local_samdb.add(rec)
1143 # nc_list is the list of naming context (NC) for which we will
1144 # replicate in and send a updateRef command to the partner DC
1146 # full_nc_list is the list of naming context (NC) we hold
1147 # read/write copies of. These are not subsets of each other.
1148 ctx.nc_list = [ ctx.config_dn, ctx.schema_dn ]
1149 ctx.full_nc_list = [ ctx.base_dn, ctx.config_dn, ctx.schema_dn ]
1151 if ctx.subdomain and ctx.dns_backend != "NONE":
1152 ctx.full_nc_list += [ctx.domaindns_zone]
1154 elif not ctx.subdomain:
1155 ctx.nc_list += [ctx.base_dn]
1157 if ctx.dns_backend != "NONE":
1158 ctx.nc_list += [ctx.domaindns_zone]
1159 ctx.nc_list += [ctx.forestdns_zone]
1160 ctx.full_nc_list += [ctx.domaindns_zone]
1161 ctx.full_nc_list += [ctx.forestdns_zone]
1163 if not ctx.clone_only:
1164 if ctx.promote_existing:
1165 ctx.promote_possible()
1167 ctx.cleanup_old_join()
1170 if not ctx.clone_only:
1171 ctx.join_add_objects()
1172 ctx.join_provision()
1173 ctx.join_replicate()
1174 if (not ctx.clone_only and ctx.subdomain):
1175 ctx.join_add_objects2()
1176 ctx.join_provision_own_domain()
1177 ctx.join_setup_trusts()
1181 print "Join failed - cleaning up"
1184 if not ctx.clone_only:
1185 ctx.cleanup_old_join()
1189 def join_RODC(logger=None, server=None, creds=None, lp=None, site=None, netbios_name=None,
1190 targetdir=None, domain=None, domain_critical_only=False,
1191 machinepass=None, use_ntvfs=False, dns_backend=None,
1192 promote_existing=False):
1193 """Join as a RODC."""
1195 ctx = dc_join(logger, server, creds, lp, site, netbios_name, targetdir, domain,
1196 machinepass, use_ntvfs, dns_backend, promote_existing)
1198 lp.set("workgroup", ctx.domain_name)
1199 logger.info("workgroup is %s" % ctx.domain_name)
1201 lp.set("realm", ctx.realm)
1202 logger.info("realm is %s" % ctx.realm)
1204 ctx.krbtgt_dn = "CN=krbtgt_%s,CN=Users,%s" % (ctx.myname, ctx.base_dn)
1206 # setup some defaults for accounts that should be replicated to this RODC
1207 ctx.never_reveal_sid = [
1208 "<SID=%s-%s>" % (ctx.domsid, security.DOMAIN_RID_RODC_DENY),
1209 "<SID=%s>" % security.SID_BUILTIN_ADMINISTRATORS,
1210 "<SID=%s>" % security.SID_BUILTIN_SERVER_OPERATORS,
1211 "<SID=%s>" % security.SID_BUILTIN_BACKUP_OPERATORS,
1212 "<SID=%s>" % security.SID_BUILTIN_ACCOUNT_OPERATORS]
1213 ctx.reveal_sid = "<SID=%s-%s>" % (ctx.domsid, security.DOMAIN_RID_RODC_ALLOW)
1215 mysid = ctx.get_mysid()
1216 admin_dn = "<SID=%s>" % mysid
1217 ctx.managedby = admin_dn
1219 ctx.userAccountControl = (samba.dsdb.UF_WORKSTATION_TRUST_ACCOUNT |
1220 samba.dsdb.UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION |
1221 samba.dsdb.UF_PARTIAL_SECRETS_ACCOUNT)
1223 ctx.SPNs.extend([ "RestrictedKrbHost/%s" % ctx.myname,
1224 "RestrictedKrbHost/%s" % ctx.dnshostname ])
1226 ctx.connection_dn = "CN=RODC Connection (FRS),%s" % ctx.ntds_dn
1227 ctx.secure_channel_type = misc.SEC_CHAN_RODC
1229 ctx.replica_flags = (drsuapi.DRSUAPI_DRS_INIT_SYNC |
1230 drsuapi.DRSUAPI_DRS_PER_SYNC |
1231 drsuapi.DRSUAPI_DRS_GET_ANC |
1232 drsuapi.DRSUAPI_DRS_NEVER_SYNCED |
1233 drsuapi.DRSUAPI_DRS_SPECIAL_SECRET_PROCESSING |
1234 drsuapi.DRSUAPI_DRS_GET_ALL_GROUP_MEMBERSHIP)
1235 ctx.domain_replica_flags = ctx.replica_flags
1236 if domain_critical_only:
1237 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY
1241 logger.info("Joined domain %s (SID %s) as an RODC" % (ctx.domain_name, ctx.domsid))
1244 def join_DC(logger=None, server=None, creds=None, lp=None, site=None, netbios_name=None,
1245 targetdir=None, domain=None, domain_critical_only=False,
1246 machinepass=None, use_ntvfs=False, dns_backend=None,
1247 promote_existing=False):
1249 ctx = dc_join(logger, server, creds, lp, site, netbios_name, targetdir, domain,
1250 machinepass, use_ntvfs, dns_backend, promote_existing)
1252 lp.set("workgroup", ctx.domain_name)
1253 logger.info("workgroup is %s" % ctx.domain_name)
1255 lp.set("realm", ctx.realm)
1256 logger.info("realm is %s" % ctx.realm)
1258 ctx.userAccountControl = samba.dsdb.UF_SERVER_TRUST_ACCOUNT | samba.dsdb.UF_TRUSTED_FOR_DELEGATION
1260 ctx.SPNs.append('E3514235-4B06-11D1-AB04-00C04FC2DCD2/$NTDSGUID/%s' % ctx.dnsdomain)
1261 ctx.secure_channel_type = misc.SEC_CHAN_BDC
1263 ctx.replica_flags = (drsuapi.DRSUAPI_DRS_WRIT_REP |
1264 drsuapi.DRSUAPI_DRS_INIT_SYNC |
1265 drsuapi.DRSUAPI_DRS_PER_SYNC |
1266 drsuapi.DRSUAPI_DRS_GET_ANC |
1267 drsuapi.DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS |
1268 drsuapi.DRSUAPI_DRS_NEVER_SYNCED)
1269 ctx.domain_replica_flags = ctx.replica_flags
1270 if domain_critical_only:
1271 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY
1274 logger.info("Joined domain %s (SID %s) as a DC" % (ctx.domain_name, ctx.domsid))
1276 def join_clone(logger=None, server=None, creds=None, lp=None,
1277 targetdir=None, domain=None, include_secrets=False):
1279 ctx = dc_join(logger, server, creds, lp, site=None, netbios_name=None, targetdir=targetdir, domain=domain,
1280 machinepass=None, use_ntvfs=False, dns_backend="NONE", promote_existing=False, clone_only=True)
1282 lp.set("workgroup", ctx.domain_name)
1283 logger.info("workgroup is %s" % ctx.domain_name)
1285 lp.set("realm", ctx.realm)
1286 logger.info("realm is %s" % ctx.realm)
1288 ctx.replica_flags = (drsuapi.DRSUAPI_DRS_WRIT_REP |
1289 drsuapi.DRSUAPI_DRS_INIT_SYNC |
1290 drsuapi.DRSUAPI_DRS_PER_SYNC |
1291 drsuapi.DRSUAPI_DRS_GET_ANC |
1292 drsuapi.DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS |
1293 drsuapi.DRSUAPI_DRS_NEVER_SYNCED)
1294 if not include_secrets:
1295 ctx.replica_flags |= drsuapi.DRSUAPI_DRS_SPECIAL_SECRET_PROCESSING
1296 ctx.domain_replica_flags = ctx.replica_flags
1299 logger.info("Cloned domain %s (SID %s)" % (ctx.domain_name, ctx.domsid))
1301 def join_subdomain(logger=None, server=None, creds=None, lp=None, site=None,
1302 netbios_name=None, targetdir=None, parent_domain=None, dnsdomain=None,
1303 netbios_domain=None, machinepass=None, adminpass=None, use_ntvfs=False,
1306 ctx = dc_join(logger, server, creds, lp, site, netbios_name, targetdir, parent_domain,
1307 machinepass, use_ntvfs, dns_backend)
1308 ctx.subdomain = True
1309 if adminpass is None:
1310 ctx.adminpass = samba.generate_random_password(12, 32)
1312 ctx.adminpass = adminpass
1313 ctx.parent_domain_name = ctx.domain_name
1314 ctx.domain_name = netbios_domain
1315 ctx.realm = dnsdomain
1316 ctx.parent_dnsdomain = ctx.dnsdomain
1317 ctx.parent_partition_dn = ctx.get_parent_partition_dn()
1318 ctx.dnsdomain = dnsdomain
1319 ctx.partition_dn = "CN=%s,CN=Partitions,%s" % (ctx.domain_name, ctx.config_dn)
1320 ctx.naming_master = ctx.get_naming_master()
1321 if ctx.naming_master != ctx.server:
1322 logger.info("Reconnecting to naming master %s" % ctx.naming_master)
1323 ctx.server = ctx.naming_master
1324 ctx.samdb = SamDB(url="ldap://%s" % ctx.server,
1325 session_info=system_session(),
1326 credentials=ctx.creds, lp=ctx.lp)
1327 res = ctx.samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=['dnsHostName'],
1329 ctx.server = res[0]["dnsHostName"]
1330 logger.info("DNS name of new naming master is %s" % ctx.server)
1332 ctx.base_dn = samba.dn_from_dns_name(dnsdomain)
1333 ctx.forestsid = ctx.domsid
1334 ctx.domsid = security.random_sid()
1336 ctx.dnshostname = "%s.%s" % (ctx.myname.lower(), ctx.dnsdomain)
1337 ctx.trustdom_pass = samba.generate_random_password(128, 128)
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_INIT_SYNC |
1346 drsuapi.DRSUAPI_DRS_PER_SYNC |
1347 drsuapi.DRSUAPI_DRS_GET_ANC |
1348 drsuapi.DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS |
1349 drsuapi.DRSUAPI_DRS_NEVER_SYNCED)
1350 ctx.domain_replica_flags = ctx.replica_flags
1353 ctx.logger.info("Created domain %s (SID %s) as a DC" % (ctx.domain_name, ctx.domsid))