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]
119 ctx.remote_dc_ntds_guid = ctx.samdb.get_ntds_GUID()
121 # work out the DNs of all the objects we will be adding
122 ctx.myname = netbios_name
123 ctx.samname = "%s$" % ctx.myname
124 ctx.server_dn = "CN=%s,CN=Servers,CN=%s,CN=Sites,%s" % (ctx.myname, ctx.site, ctx.config_dn)
125 ctx.ntds_dn = "CN=NTDS Settings,%s" % ctx.server_dn
126 ctx.acct_dn = "CN=%s,OU=Domain Controllers,%s" % (ctx.myname, ctx.base_dn)
127 ctx.dnshostname = "%s.%s" % (ctx.myname.lower(), ctx.dnsdomain)
128 ctx.dnsforest = ctx.samdb.forest_dns_name()
130 topology_base = "CN=Topology,CN=Domain System Volume,CN=DFSR-GlobalSettings,CN=System,%s" % ctx.base_dn
131 if ctx.dn_exists(topology_base):
132 ctx.topology_dn = "CN=%s,%s" % (ctx.myname, topology_base)
134 ctx.topology_dn = None
136 ctx.SPNs = [ "HOST/%s" % ctx.myname,
137 "HOST/%s" % ctx.dnshostname,
138 "GC/%s/%s" % (ctx.dnshostname, ctx.dnsforest) ]
140 ctx.domaindns_zone = 'DC=DomainDnsZones,%s' % ctx.base_dn
141 ctx.forestdns_zone = 'DC=ForestDnsZones,%s' % ctx.root_dn
143 res_domaindns = ctx.samdb.search(scope=ldb.SCOPE_ONELEVEL,
145 base=ctx.samdb.get_partitions_dn(),
146 expression="(&(objectClass=crossRef)(ncName=%s))" % ctx.domaindns_zone)
147 if dns_backend is None:
148 ctx.dns_backend = "NONE"
150 if len(res_domaindns) == 0:
151 ctx.dns_backend = "NONE"
152 print "NO DNS zone information found in source domain, not replicating DNS"
154 ctx.dns_backend = dns_backend
156 ctx.realm = ctx.dnsdomain
160 # these elements are optional
161 ctx.never_reveal_sid = None
162 ctx.reveal_sid = None
163 ctx.connection_dn = None
168 ctx.subdomain = False
170 ctx.partition_dn = None
172 def del_noerror(ctx, dn, recursive=False):
175 res = ctx.samdb.search(base=dn, scope=ldb.SCOPE_ONELEVEL, attrs=["dn"])
179 ctx.del_noerror(r.dn, recursive=True)
182 print "Deleted %s" % dn
186 def cleanup_old_accounts(ctx):
187 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
188 expression='sAMAccountName=%s' % ldb.binary_encode(ctx.samname),
189 attrs=["msDS-krbTgtLink", "objectSID"])
193 creds = Credentials()
196 creds.set_machine_account(ctx.lp)
197 machine_samdb = SamDB(url="ldap://%s" % ctx.server,
198 session_info=system_session(),
199 credentials=creds, lp=ctx.lp)
203 token_res = machine_samdb.search(scope=ldb.SCOPE_BASE, base="", attrs=["tokenGroups"])
204 if token_res[0]["tokenGroups"][0] \
205 == res[0]["objectSID"][0]:
206 raise DCJoinException("Not removing account %s which "
207 "looks like a Samba DC account "
208 "maching the password we already have. "
209 "To override, remove secrets.ldb and secrets.tdb"
212 ctx.del_noerror(res[0].dn, recursive=True)
214 if "msDS-Krbtgtlink" in res[0]:
215 new_krbtgt_dn = res[0]["msDS-Krbtgtlink"][0]
216 del_noerror(ctx.new_krbtgt_dn)
218 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
219 expression='(&(sAMAccountName=%s)(servicePrincipalName=%s))' %
220 (ldb.binary_encode("dns-%s" % ctx.myname),
221 ldb.binary_encode("dns/%s" % ctx.dnshostname)),
224 ctx.del_noerror(res[0].dn, recursive=True)
226 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
227 expression='(sAMAccountName=%s)' % ldb.binary_encode("dns-%s" % ctx.myname),
230 raise DCJoinException("Not removing account %s which looks like "
231 "a Samba DNS service account but does not "
232 "have servicePrincipalName=%s" %
233 (ldb.binary_encode("dns-%s" % ctx.myname),
234 ldb.binary_encode("dns/%s" % ctx.dnshostname)))
237 def cleanup_old_join(ctx):
238 """Remove any DNs from a previous join."""
239 # find the krbtgt link
240 if not ctx.subdomain:
241 ctx.cleanup_old_accounts()
243 if ctx.connection_dn is not None:
244 ctx.del_noerror(ctx.connection_dn)
245 if ctx.krbtgt_dn is not None:
246 ctx.del_noerror(ctx.krbtgt_dn)
247 ctx.del_noerror(ctx.ntds_dn)
248 ctx.del_noerror(ctx.server_dn, recursive=True)
250 ctx.del_noerror(ctx.topology_dn)
252 ctx.del_noerror(ctx.partition_dn)
255 binding_options = "sign"
256 lsaconn = lsa.lsarpc("ncacn_ip_tcp:%s[%s]" % (ctx.server, binding_options),
259 objectAttr = lsa.ObjectAttribute()
260 objectAttr.sec_qos = lsa.QosInfo()
262 pol_handle = lsaconn.OpenPolicy2(''.decode('utf-8'),
263 objectAttr, security.SEC_FLAG_MAXIMUM_ALLOWED)
266 name.string = ctx.realm
267 info = lsaconn.QueryTrustedDomainInfoByName(pol_handle, name, lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
269 lsaconn.DeleteTrustedDomain(pol_handle, info.info_ex.sid)
272 name.string = ctx.forest_domain_name
273 info = lsaconn.QueryTrustedDomainInfoByName(pol_handle, name, lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
275 lsaconn.DeleteTrustedDomain(pol_handle, info.info_ex.sid)
278 def promote_possible(ctx):
279 """confirm that the account is just a bare NT4 BDC or a member server, so can be safely promoted"""
281 # This shouldn't happen
282 raise Exception("Can not promote into a subdomain")
284 res = ctx.samdb.search(base=ctx.samdb.get_default_basedn(),
285 expression='sAMAccountName=%s' % ldb.binary_encode(ctx.samname),
286 attrs=["msDS-krbTgtLink", "userAccountControl", "serverReferenceBL", "rIDSetReferences"])
288 raise Exception("Could not find domain member account '%s' to promote to a DC, use 'samba-tool domain join' instead'" % ctx.samname)
289 if "msDS-krbTgtLink" in res[0] or "serverReferenceBL" in res[0] or "rIDSetReferences" in res[0]:
290 raise Exception("Account '%s' appears to be an active DC, use 'samba-tool domain join' if you must re-create this account" % ctx.samname)
291 if (int(res[0]["userAccountControl"][0]) & (samba.dsdb.UF_WORKSTATION_TRUST_ACCOUNT|samba.dsdb.UF_SERVER_TRUST_ACCOUNT) == 0):
292 raise Exception("Account %s is not a domain member or a bare NT4 BDC, use 'samba-tool domain join' instead'" % ctx.samname)
294 ctx.promote_from_dn = res[0].dn
297 def find_dc(ctx, domain):
298 """find a writeable DC for the given domain"""
300 ctx.cldap_ret = ctx.net.finddc(domain=domain, flags=nbt.NBT_SERVER_LDAP | nbt.NBT_SERVER_DS | nbt.NBT_SERVER_WRITABLE)
302 raise Exception("Failed to find a writeable DC for domain '%s'" % domain)
303 if ctx.cldap_ret.client_site is not None and ctx.cldap_ret.client_site != "":
304 ctx.site = ctx.cldap_ret.client_site
305 return ctx.cldap_ret.pdc_dns_name
308 def get_behavior_version(ctx):
309 res = ctx.samdb.search(base=ctx.base_dn, scope=ldb.SCOPE_BASE, attrs=["msDS-Behavior-Version"])
310 if "msDS-Behavior-Version" in res[0]:
311 return int(res[0]["msDS-Behavior-Version"][0])
313 return samba.dsdb.DS_DOMAIN_FUNCTION_2000
315 def get_dnsHostName(ctx):
316 res = ctx.samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=["dnsHostName"])
317 return res[0]["dnsHostName"][0]
319 def get_domain_name(ctx):
320 '''get netbios name of the domain from the partitions record'''
321 partitions_dn = ctx.samdb.get_partitions_dn()
322 res = ctx.samdb.search(base=partitions_dn, scope=ldb.SCOPE_ONELEVEL, attrs=["nETBIOSName"],
323 expression='ncName=%s' % ctx.samdb.get_default_basedn())
324 return res[0]["nETBIOSName"][0]
326 def get_forest_domain_name(ctx):
327 '''get netbios name of the domain from the partitions record'''
328 partitions_dn = ctx.samdb.get_partitions_dn()
329 res = ctx.samdb.search(base=partitions_dn, scope=ldb.SCOPE_ONELEVEL, attrs=["nETBIOSName"],
330 expression='ncName=%s' % ctx.samdb.get_root_basedn())
331 return res[0]["nETBIOSName"][0]
333 def get_parent_partition_dn(ctx):
334 '''get the parent domain partition DN from parent DNS name'''
335 res = ctx.samdb.search(base=ctx.config_dn, attrs=[],
336 expression='(&(objectclass=crossRef)(dnsRoot=%s)(systemFlags:%s:=%u))' %
337 (ctx.parent_dnsdomain, ldb.OID_COMPARATOR_AND, samba.dsdb.SYSTEM_FLAG_CR_NTDS_DOMAIN))
338 return str(res[0].dn)
340 def get_naming_master(ctx):
341 '''get the parent domain partition DN from parent DNS name'''
342 res = ctx.samdb.search(base='CN=Partitions,%s' % ctx.config_dn, attrs=['fSMORoleOwner'],
343 scope=ldb.SCOPE_BASE, controls=["extended_dn:1:1"])
344 if not 'fSMORoleOwner' in res[0]:
345 raise DCJoinException("Can't find naming master on partition DN %s in %s" % (ctx.partition_dn, ctx.samdb.url))
347 master_guid = str(misc.GUID(ldb.Dn(ctx.samdb, res[0]['fSMORoleOwner'][0]).get_extended_component('GUID')))
349 raise DCJoinException("Can't find GUID in naming master on partition DN %s" % res[0]['fSMORoleOwner'][0])
351 master_host = '%s._msdcs.%s' % (master_guid, ctx.dnsforest)
355 '''get the SID of the connected user. Only works with w2k8 and later,
356 so only used for RODC join'''
357 res = ctx.samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=["tokenGroups"])
358 binsid = res[0]["tokenGroups"][0]
359 return ctx.samdb.schema_format_value("objectSID", binsid)
361 def dn_exists(ctx, dn):
362 '''check if a DN exists'''
364 res = ctx.samdb.search(base=dn, scope=ldb.SCOPE_BASE, attrs=[])
365 except ldb.LdbError, (enum, estr):
366 if enum == ldb.ERR_NO_SUCH_OBJECT:
371 def add_krbtgt_account(ctx):
372 '''RODCs need a special krbtgt account'''
373 print "Adding %s" % ctx.krbtgt_dn
375 "dn" : ctx.krbtgt_dn,
376 "objectclass" : "user",
377 "useraccountcontrol" : str(samba.dsdb.UF_NORMAL_ACCOUNT |
378 samba.dsdb.UF_ACCOUNTDISABLE),
379 "showinadvancedviewonly" : "TRUE",
380 "description" : "krbtgt for %s" % ctx.samname}
381 ctx.samdb.add(rec, ["rodc_join:1:1"])
383 # now we need to search for the samAccountName attribute on the krbtgt DN,
384 # as this will have been magically set to the krbtgt number
385 res = ctx.samdb.search(base=ctx.krbtgt_dn, scope=ldb.SCOPE_BASE, attrs=["samAccountName"])
386 ctx.krbtgt_name = res[0]["samAccountName"][0]
388 print "Got krbtgt_name=%s" % ctx.krbtgt_name
391 m.dn = ldb.Dn(ctx.samdb, ctx.acct_dn)
392 m["msDS-krbTgtLink"] = ldb.MessageElement(ctx.krbtgt_dn,
393 ldb.FLAG_MOD_REPLACE, "msDS-krbTgtLink")
396 ctx.new_krbtgt_dn = "CN=%s,CN=Users,%s" % (ctx.krbtgt_name, ctx.base_dn)
397 print "Renaming %s to %s" % (ctx.krbtgt_dn, ctx.new_krbtgt_dn)
398 ctx.samdb.rename(ctx.krbtgt_dn, ctx.new_krbtgt_dn)
400 def drsuapi_connect(ctx):
401 '''make a DRSUAPI connection to the naming master'''
402 binding_options = "seal"
403 if int(ctx.lp.get("log level")) >= 4:
404 binding_options += ",print"
405 binding_string = "ncacn_ip_tcp:%s[%s]" % (ctx.server, binding_options)
406 ctx.drsuapi = drsuapi.drsuapi(binding_string, ctx.lp, ctx.creds)
407 (ctx.drsuapi_handle, ctx.bind_supported_extensions) = drs_utils.drs_DsBind(ctx.drsuapi)
409 def create_tmp_samdb(ctx):
410 '''create a temporary samdb object for schema queries'''
411 ctx.tmp_schema = Schema(ctx.domsid,
412 schemadn=ctx.schema_dn)
413 ctx.tmp_samdb = SamDB(session_info=system_session(), url=None, auto_connect=False,
414 credentials=ctx.creds, lp=ctx.lp, global_schema=False,
416 ctx.tmp_samdb.set_schema(ctx.tmp_schema)
418 def build_DsReplicaAttribute(ctx, attrname, attrvalue):
419 '''build a DsReplicaAttributeCtr object'''
420 r = drsuapi.DsReplicaAttribute()
421 r.attid = ctx.tmp_samdb.get_attid_from_lDAPDisplayName(attrname)
425 def DsAddEntry(ctx, recs):
426 '''add a record via the DRSUAPI DsAddEntry call'''
427 if ctx.drsuapi is None:
428 ctx.drsuapi_connect()
429 if ctx.tmp_samdb is None:
430 ctx.create_tmp_samdb()
434 id = drsuapi.DsReplicaObjectIdentifier()
441 if not isinstance(rec[a], list):
445 rattr = ctx.tmp_samdb.dsdb_DsReplicaAttribute(ctx.tmp_samdb, a, v)
448 attribute_ctr = drsuapi.DsReplicaAttributeCtr()
449 attribute_ctr.num_attributes = len(attrs)
450 attribute_ctr.attributes = attrs
452 object = drsuapi.DsReplicaObject()
453 object.identifier = id
454 object.attribute_ctr = attribute_ctr
456 list_object = drsuapi.DsReplicaObjectListItem()
457 list_object.object = object
458 objects.append(list_object)
460 req2 = drsuapi.DsAddEntryRequest2()
461 req2.first_object = objects[0]
462 prev = req2.first_object
463 for o in objects[1:]:
467 (level, ctr) = ctx.drsuapi.DsAddEntry(ctx.drsuapi_handle, 2, req2)
469 if ctr.dir_err != drsuapi.DRSUAPI_DIRERR_OK:
470 print("DsAddEntry failed with dir_err %u" % ctr.dir_err)
471 raise RuntimeError("DsAddEntry failed")
472 if ctr.extended_err != (0, 'WERR_OK'):
473 print("DsAddEntry failed with status %s info %s" % (ctr.extended_err))
474 raise RuntimeError("DsAddEntry failed")
477 raise RuntimeError("expected err_ver 1, got %u" % ctr.err_ver)
478 if ctr.err_data.status != (0, 'WERR_OK'):
479 print("DsAddEntry failed with status %s info %s" % (ctr.err_data.status,
480 ctr.err_data.info.extended_err))
481 raise RuntimeError("DsAddEntry failed")
482 if ctr.err_data.dir_err != drsuapi.DRSUAPI_DIRERR_OK:
483 print("DsAddEntry failed with dir_err %u" % ctr.err_data.dir_err)
484 raise RuntimeError("DsAddEntry failed")
488 def join_ntdsdsa_obj(ctx):
489 '''return the ntdsdsa object to add'''
491 print "Adding %s" % ctx.ntds_dn
494 "objectclass" : "nTDSDSA",
495 "systemFlags" : str(samba.dsdb.SYSTEM_FLAG_DISALLOW_MOVE_ON_DELETE),
496 "dMDLocation" : ctx.schema_dn}
498 nc_list = [ ctx.base_dn, ctx.config_dn, ctx.schema_dn ]
500 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
501 rec["msDS-Behavior-Version"] = str(samba.dsdb.DS_DOMAIN_FUNCTION_2008_R2)
503 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
504 rec["msDS-HasDomainNCs"] = ctx.base_dn
507 rec["objectCategory"] = "CN=NTDS-DSA-RO,%s" % ctx.schema_dn
508 rec["msDS-HasFullReplicaNCs"] = ctx.full_nc_list
509 rec["options"] = "37"
511 rec["objectCategory"] = "CN=NTDS-DSA,%s" % ctx.schema_dn
512 rec["HasMasterNCs"] = []
514 if nc in ctx.full_nc_list:
515 rec["HasMasterNCs"].append(nc)
516 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
517 rec["msDS-HasMasterNCs"] = ctx.full_nc_list
519 rec["invocationId"] = ndr_pack(ctx.invocation_id)
523 def join_add_ntdsdsa(ctx):
524 '''add the ntdsdsa object'''
526 rec = ctx.join_ntdsdsa_obj()
528 ctx.samdb.add(rec, ["rodc_join:1:1"])
530 ctx.DsAddEntry([rec])
532 # find the GUID of our NTDS DN
533 res = ctx.samdb.search(base=ctx.ntds_dn, scope=ldb.SCOPE_BASE, attrs=["objectGUID"])
534 ctx.ntds_guid = misc.GUID(ctx.samdb.schema_format_value("objectGUID", res[0]["objectGUID"][0]))
536 def join_add_objects(ctx):
537 '''add the various objects needed for the join'''
539 print "Adding %s" % ctx.acct_dn
542 "objectClass": "computer",
543 "displayname": ctx.samname,
544 "samaccountname" : ctx.samname,
545 "userAccountControl" : str(ctx.userAccountControl | samba.dsdb.UF_ACCOUNTDISABLE),
546 "dnshostname" : ctx.dnshostname}
547 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2008:
548 rec['msDS-SupportedEncryptionTypes'] = str(samba.dsdb.ENC_ALL_TYPES)
549 elif ctx.promote_existing:
550 rec['msDS-SupportedEncryptionTypes'] = []
552 rec["managedby"] = ctx.managedby
553 elif ctx.promote_existing:
554 rec["managedby"] = []
556 if ctx.never_reveal_sid:
557 rec["msDS-NeverRevealGroup"] = ctx.never_reveal_sid
558 elif ctx.promote_existing:
559 rec["msDS-NeverRevealGroup"] = []
562 rec["msDS-RevealOnDemandGroup"] = ctx.reveal_sid
563 elif ctx.promote_existing:
564 rec["msDS-RevealOnDemandGroup"] = []
566 if ctx.promote_existing:
567 if ctx.promote_from_dn != ctx.acct_dn:
568 ctx.samdb.rename(ctx.promote_from_dn, ctx.acct_dn)
569 ctx.samdb.modify(ldb.Message.from_dict(ctx.samdb, rec, ldb.FLAG_MOD_REPLACE))
574 ctx.add_krbtgt_account()
577 print "Adding %s" % ctx.server_dn
580 "objectclass" : "server",
581 # windows uses 50000000 decimal for systemFlags. A windows hex/decimal mixup bug?
582 "systemFlags" : str(samba.dsdb.SYSTEM_FLAG_CONFIG_ALLOW_RENAME |
583 samba.dsdb.SYSTEM_FLAG_CONFIG_ALLOW_LIMITED_MOVE |
584 samba.dsdb.SYSTEM_FLAG_DISALLOW_MOVE_ON_DELETE),
585 # windows seems to add the dnsHostName later
586 "dnsHostName" : ctx.dnshostname}
589 rec["serverReference"] = ctx.acct_dn
594 # the rest is done after replication
599 ctx.join_add_ntdsdsa()
601 if ctx.connection_dn is not None:
602 print "Adding %s" % ctx.connection_dn
604 "dn" : ctx.connection_dn,
605 "objectclass" : "nTDSConnection",
606 "enabledconnection" : "TRUE",
608 "fromServer" : ctx.dc_ntds_dn}
612 print "Adding SPNs to %s" % ctx.acct_dn
614 m.dn = ldb.Dn(ctx.samdb, ctx.acct_dn)
615 for i in range(len(ctx.SPNs)):
616 ctx.SPNs[i] = ctx.SPNs[i].replace("$NTDSGUID", str(ctx.ntds_guid))
617 m["servicePrincipalName"] = ldb.MessageElement(ctx.SPNs,
618 ldb.FLAG_MOD_REPLACE,
619 "servicePrincipalName")
622 # The account password set operation should normally be done over
623 # LDAP. Windows 2000 DCs however allow this only with SSL
624 # connections which are hard to set up and otherwise refuse with
625 # ERR_UNWILLING_TO_PERFORM. In this case we fall back to libnet
627 print "Setting account password for %s" % ctx.samname
629 ctx.samdb.setpassword("(&(objectClass=user)(sAMAccountName=%s))"
630 % ldb.binary_encode(ctx.samname),
632 force_change_at_next_login=False,
633 username=ctx.samname)
634 except ldb.LdbError, (num, _):
635 if num != ldb.ERR_UNWILLING_TO_PERFORM:
637 ctx.net.set_password(account_name=ctx.samname,
638 domain_name=ctx.domain_name,
639 newpassword=ctx.acct_pass)
641 res = ctx.samdb.search(base=ctx.acct_dn, scope=ldb.SCOPE_BASE,
642 attrs=["msDS-KeyVersionNumber"])
643 if "msDS-KeyVersionNumber" in res[0]:
644 ctx.key_version_number = int(res[0]["msDS-KeyVersionNumber"][0])
646 ctx.key_version_number = None
648 print("Enabling account")
650 m.dn = ldb.Dn(ctx.samdb, ctx.acct_dn)
651 m["userAccountControl"] = ldb.MessageElement(str(ctx.userAccountControl),
652 ldb.FLAG_MOD_REPLACE,
653 "userAccountControl")
656 if ctx.dns_backend.startswith("BIND9_"):
657 ctx.dnspass = samba.generate_random_password(128, 255)
659 recs = ctx.samdb.parse_ldif(read_and_sub_file(setup_path("provision_dns_add_samba.ldif"),
660 {"DNSDOMAIN": ctx.dnsdomain,
661 "DOMAINDN": ctx.base_dn,
662 "HOSTNAME" : ctx.myname,
663 "DNSPASS_B64": b64encode(ctx.dnspass),
664 "DNSNAME" : ctx.dnshostname}))
665 for changetype, msg in recs:
666 assert changetype == ldb.CHANGETYPE_NONE
667 dns_acct_dn = msg["dn"]
668 print "Adding DNS account %s with dns/ SPN" % msg["dn"]
670 # Remove dns password (we will set it as a modify, as we can't do clearTextPassword over LDAP)
671 del msg["clearTextPassword"]
672 # Remove isCriticalSystemObject for similar reasons, it cannot be set over LDAP
673 del msg["isCriticalSystemObject"]
674 # Disable account until password is set
675 msg["userAccountControl"] = str(samba.dsdb.UF_NORMAL_ACCOUNT |
676 samba.dsdb.UF_ACCOUNTDISABLE)
679 except ldb.LdbError, (num, _):
680 if num != ldb.ERR_ENTRY_ALREADY_EXISTS:
683 # The account password set operation should normally be done over
684 # LDAP. Windows 2000 DCs however allow this only with SSL
685 # connections which are hard to set up and otherwise refuse with
686 # ERR_UNWILLING_TO_PERFORM. In this case we fall back to libnet
688 print "Setting account password for dns-%s" % ctx.myname
690 ctx.samdb.setpassword("(&(objectClass=user)(samAccountName=dns-%s))"
691 % ldb.binary_encode(ctx.myname),
693 force_change_at_next_login=False,
694 username=ctx.samname)
695 except ldb.LdbError, (num, _):
696 if num != ldb.ERR_UNWILLING_TO_PERFORM:
698 ctx.net.set_password(account_name="dns-%s" % ctx.myname,
699 domain_name=ctx.domain_name,
700 newpassword=ctx.dnspass)
702 res = ctx.samdb.search(base=dns_acct_dn, scope=ldb.SCOPE_BASE,
703 attrs=["msDS-KeyVersionNumber"])
704 if "msDS-KeyVersionNumber" in res[0]:
705 ctx.dns_key_version_number = int(res[0]["msDS-KeyVersionNumber"][0])
707 ctx.dns_key_version_number = None
709 def join_add_objects2(ctx):
710 """add the various objects needed for the join, for subdomains post replication"""
712 print "Adding %s" % ctx.partition_dn
713 name_map = {'SubdomainAdmins': "%s-%s" % (str(ctx.domsid), security.DOMAIN_RID_ADMINS)}
714 sd_binary = descriptor.get_paritions_crossref_subdomain_descriptor(ctx.forestsid, name_map=name_map)
716 "dn" : ctx.partition_dn,
717 "objectclass" : "crossRef",
718 "objectCategory" : "CN=Cross-Ref,%s" % ctx.schema_dn,
719 "nCName" : ctx.base_dn,
720 "nETBIOSName" : ctx.domain_name,
721 "dnsRoot": ctx.dnsdomain,
722 "trustParent" : ctx.parent_partition_dn,
723 "systemFlags" : str(samba.dsdb.SYSTEM_FLAG_CR_NTDS_NC|samba.dsdb.SYSTEM_FLAG_CR_NTDS_DOMAIN),
724 "ntSecurityDescriptor" : sd_binary,
727 if ctx.behavior_version >= samba.dsdb.DS_DOMAIN_FUNCTION_2003:
728 rec["msDS-Behavior-Version"] = str(ctx.behavior_version)
730 rec2 = ctx.join_ntdsdsa_obj()
732 objects = ctx.DsAddEntry([rec, rec2])
733 if len(objects) != 2:
734 raise DCJoinException("Expected 2 objects from DsAddEntry")
736 ctx.ntds_guid = objects[1].guid
738 print("Replicating partition DN")
739 ctx.repl.replicate(ctx.partition_dn,
740 misc.GUID("00000000-0000-0000-0000-000000000000"),
742 exop=drsuapi.DRSUAPI_EXOP_REPL_OBJ,
743 replica_flags=drsuapi.DRSUAPI_DRS_WRIT_REP)
745 print("Replicating NTDS DN")
746 ctx.repl.replicate(ctx.ntds_dn,
747 misc.GUID("00000000-0000-0000-0000-000000000000"),
749 exop=drsuapi.DRSUAPI_EXOP_REPL_OBJ,
750 replica_flags=drsuapi.DRSUAPI_DRS_WRIT_REP)
752 def join_provision(ctx):
753 """Provision the local SAM."""
755 print "Calling bare provision"
757 smbconf = ctx.lp.configfile
759 presult = provision(ctx.logger, system_session(), smbconf=smbconf,
760 targetdir=ctx.targetdir, samdb_fill=FILL_DRS, realm=ctx.realm,
761 rootdn=ctx.root_dn, domaindn=ctx.base_dn,
762 schemadn=ctx.schema_dn, configdn=ctx.config_dn,
763 serverdn=ctx.server_dn, domain=ctx.domain_name,
764 hostname=ctx.myname, domainsid=ctx.domsid,
765 machinepass=ctx.acct_pass, serverrole="active directory domain controller",
766 sitename=ctx.site, lp=ctx.lp, ntdsguid=ctx.ntds_guid,
767 use_ntvfs=ctx.use_ntvfs, dns_backend=ctx.dns_backend)
768 print "Provision OK for domain DN %s" % presult.domaindn
769 ctx.local_samdb = presult.samdb
771 ctx.paths = presult.paths
772 ctx.names = presult.names
774 # Fix up the forestsid, it may be different if we are joining as a subdomain
775 ctx.names.forestsid = ctx.forestsid
777 def join_provision_own_domain(ctx):
778 """Provision the local SAM."""
780 # we now operate exclusively on the local database, which
781 # we need to reopen in order to get the newly created schema
782 print("Reconnecting to local samdb")
783 ctx.samdb = SamDB(url=ctx.local_samdb.url,
784 session_info=system_session(),
785 lp=ctx.local_samdb.lp,
787 ctx.samdb.set_invocation_id(str(ctx.invocation_id))
788 ctx.local_samdb = ctx.samdb
790 ctx.logger.info("Finding domain GUID from ncName")
791 res = ctx.local_samdb.search(base=ctx.partition_dn, scope=ldb.SCOPE_BASE, attrs=['ncName'],
792 controls=["extended_dn:1:1", "reveal_internals:0"])
794 if 'nCName' not in res[0]:
795 raise DCJoinException("Can't find naming context on partition DN %s in %s" % (ctx.partition_dn, ctx.samdb.url))
798 ctx.names.domainguid = str(misc.GUID(ldb.Dn(ctx.samdb, res[0]['ncName'][0]).get_extended_component('GUID')))
800 raise DCJoinException("Can't find GUID in naming master on partition DN %s" % res[0]['ncName'][0])
802 ctx.logger.info("Got domain GUID %s" % ctx.names.domainguid)
804 ctx.logger.info("Calling own domain provision")
806 secrets_ldb = Ldb(ctx.paths.secrets, session_info=system_session(), lp=ctx.lp)
808 presult = provision_fill(ctx.local_samdb, secrets_ldb,
809 ctx.logger, ctx.names, ctx.paths,
810 dom_for_fun_level=DS_DOMAIN_FUNCTION_2003,
811 targetdir=ctx.targetdir, samdb_fill=FILL_SUBDOMAIN,
812 machinepass=ctx.acct_pass, serverrole="active directory domain controller",
813 lp=ctx.lp, hostip=ctx.names.hostip, hostip6=ctx.names.hostip6,
814 dns_backend=ctx.dns_backend, adminpass=ctx.adminpass)
815 print("Provision OK for domain %s" % ctx.names.dnsdomain)
817 def join_replicate(ctx):
818 """Replicate the SAM."""
820 print "Starting replication"
821 ctx.local_samdb.transaction_start()
823 source_dsa_invocation_id = misc.GUID(ctx.samdb.get_invocation_id())
824 if ctx.ntds_guid is None:
825 print("Using DS_BIND_GUID_W2K3")
826 destination_dsa_guid = misc.GUID(drsuapi.DRSUAPI_DS_BIND_GUID_W2K3)
828 destination_dsa_guid = ctx.ntds_guid
831 repl_creds = Credentials()
832 repl_creds.guess(ctx.lp)
833 repl_creds.set_kerberos_state(DONT_USE_KERBEROS)
834 repl_creds.set_username(ctx.samname)
835 repl_creds.set_password(ctx.acct_pass)
837 repl_creds = ctx.creds
839 binding_options = "seal"
840 if int(ctx.lp.get("log level")) >= 5:
841 binding_options += ",print"
842 repl = drs_utils.drs_Replicate(
843 "ncacn_ip_tcp:%s[%s]" % (ctx.server, binding_options),
844 ctx.lp, repl_creds, ctx.local_samdb, ctx.invocation_id)
846 repl.replicate(ctx.schema_dn, source_dsa_invocation_id,
847 destination_dsa_guid, schema=True, rodc=ctx.RODC,
848 replica_flags=ctx.replica_flags)
849 repl.replicate(ctx.config_dn, source_dsa_invocation_id,
850 destination_dsa_guid, rodc=ctx.RODC,
851 replica_flags=ctx.replica_flags)
852 if not ctx.subdomain:
853 # Replicate first the critical object for the basedn
854 if not ctx.domain_replica_flags & drsuapi.DRSUAPI_DRS_CRITICAL_ONLY:
855 print "Replicating critical objects from the base DN of the domain"
856 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY | drsuapi.DRSUAPI_DRS_GET_ANC
857 repl.replicate(ctx.base_dn, source_dsa_invocation_id,
858 destination_dsa_guid, rodc=ctx.RODC,
859 replica_flags=ctx.domain_replica_flags)
860 ctx.domain_replica_flags ^= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY
862 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_GET_ANC
863 repl.replicate(ctx.base_dn, source_dsa_invocation_id,
864 destination_dsa_guid, rodc=ctx.RODC,
865 replica_flags=ctx.domain_replica_flags)
866 print "Done with always replicated NC (base, config, schema)"
868 for nc in (ctx.domaindns_zone, ctx.forestdns_zone):
869 if nc in ctx.nc_list:
870 print "Replicating %s" % (str(nc))
871 repl.replicate(nc, source_dsa_invocation_id,
872 destination_dsa_guid, rodc=ctx.RODC,
873 replica_flags=ctx.replica_flags)
875 # FIXME At this point we should add an entry in the forestdns and domaindns NC
876 # (those under CN=Partions,DC=...)
877 # in order to indicate that we hold a replica for this NC
880 repl.replicate(ctx.acct_dn, source_dsa_invocation_id,
881 destination_dsa_guid,
882 exop=drsuapi.DRSUAPI_EXOP_REPL_SECRET, rodc=True)
883 repl.replicate(ctx.new_krbtgt_dn, source_dsa_invocation_id,
884 destination_dsa_guid,
885 exop=drsuapi.DRSUAPI_EXOP_REPL_SECRET, rodc=True)
887 ctx.source_dsa_invocation_id = source_dsa_invocation_id
888 ctx.destination_dsa_guid = destination_dsa_guid
890 print "Committing SAM database"
892 ctx.local_samdb.transaction_cancel()
895 ctx.local_samdb.transaction_commit()
897 def send_DsReplicaUpdateRefs(ctx, dn):
898 r = drsuapi.DsReplicaUpdateRefsRequest1()
899 r.naming_context = drsuapi.DsReplicaObjectIdentifier()
900 r.naming_context.dn = str(dn)
901 r.naming_context.guid = misc.GUID("00000000-0000-0000-0000-000000000000")
902 r.naming_context.sid = security.dom_sid("S-0-0")
903 r.dest_dsa_guid = ctx.ntds_guid
904 r.dest_dsa_dns_name = "%s._msdcs.%s" % (str(ctx.ntds_guid), ctx.dnsforest)
905 r.options = drsuapi.DRSUAPI_DRS_ADD_REF | drsuapi.DRSUAPI_DRS_DEL_REF
907 r.options |= drsuapi.DRSUAPI_DRS_WRIT_REP
910 ctx.drsuapi.DsReplicaUpdateRefs(ctx.drsuapi_handle, 1, r)
912 def join_finalise(ctx):
913 """Finalise the join, mark us synchronised and setup secrets db."""
915 # FIXME we shouldn't do this in all cases
917 # If for some reasons we joined in another site than the one of
918 # DC we just replicated from then we don't need to send the updatereplicateref
919 # as replication between sites is time based and on the initiative of the
921 if not ctx.clone_only:
922 ctx.logger.info("Sending DsReplicaUpdateRefs for all the replicated partitions")
923 for nc in ctx.nc_list:
924 ctx.send_DsReplicaUpdateRefs(nc)
926 if not ctx.clone_only and ctx.RODC:
927 print "Setting RODC invocationId"
928 ctx.local_samdb.set_invocation_id(str(ctx.invocation_id))
929 ctx.local_samdb.set_opaque_integer("domainFunctionality",
930 ctx.behavior_version)
932 m.dn = ldb.Dn(ctx.local_samdb, "%s" % ctx.ntds_dn)
933 m["invocationId"] = ldb.MessageElement(ndr_pack(ctx.invocation_id),
934 ldb.FLAG_MOD_REPLACE,
936 ctx.local_samdb.modify(m)
938 # Note: as RODC the invocationId is only stored
939 # on the RODC itself, the other DCs never see it.
941 # Thats is why we fix up the replPropertyMetaData stamp
942 # for the 'invocationId' attribute, we need to change
943 # the 'version' to '0', this is what windows 2008r2 does as RODC
945 # This means if the object on a RWDC ever gets a invocationId
946 # attribute, it will have version '1' (or higher), which will
947 # will overwrite the RODC local value.
948 ctx.local_samdb.set_attribute_replmetadata_version(m.dn,
952 ctx.logger.info("Setting isSynchronized and dsServiceName")
954 m.dn = ldb.Dn(ctx.local_samdb, '@ROOTDSE')
955 m["isSynchronized"] = ldb.MessageElement("TRUE", ldb.FLAG_MOD_REPLACE, "isSynchronized")
957 # We want to appear to be the server we just cloned
959 guid = ctx.remote_dc_ntds_guid
963 m["dsServiceName"] = ldb.MessageElement("<GUID=%s>" % str(guid),
964 ldb.FLAG_MOD_REPLACE, "dsServiceName")
965 ctx.local_samdb.modify(m)
967 if ctx.clone_only or ctx.subdomain:
970 secrets_ldb = Ldb(ctx.paths.secrets, session_info=system_session(), lp=ctx.lp)
972 ctx.logger.info("Setting up secrets database")
973 secretsdb_self_join(secrets_ldb, domain=ctx.domain_name,
975 dnsdomain=ctx.dnsdomain,
976 netbiosname=ctx.myname,
977 domainsid=ctx.domsid,
978 machinepass=ctx.acct_pass,
979 secure_channel_type=ctx.secure_channel_type,
980 key_version_number=ctx.key_version_number)
982 if ctx.dns_backend.startswith("BIND9_"):
983 setup_bind9_dns(ctx.local_samdb, secrets_ldb,
984 ctx.names, ctx.paths, ctx.lp, ctx.logger,
985 dns_backend=ctx.dns_backend,
986 dnspass=ctx.dnspass, os_level=ctx.behavior_version,
987 targetdir=ctx.targetdir,
988 key_version_number=ctx.dns_key_version_number)
990 def join_setup_trusts(ctx):
991 """provision the local SAM."""
993 print "Setup domain trusts with server %s" % ctx.server
994 binding_options = "" # why doesn't signing work here? w2k8r2 claims no session key
995 lsaconn = lsa.lsarpc("ncacn_np:%s[%s]" % (ctx.server, binding_options),
998 objectAttr = lsa.ObjectAttribute()
999 objectAttr.sec_qos = lsa.QosInfo()
1001 pol_handle = lsaconn.OpenPolicy2(''.decode('utf-8'),
1002 objectAttr, security.SEC_FLAG_MAXIMUM_ALLOWED)
1004 info = lsa.TrustDomainInfoInfoEx()
1005 info.domain_name.string = ctx.dnsdomain
1006 info.netbios_name.string = ctx.domain_name
1007 info.sid = ctx.domsid
1008 info.trust_direction = lsa.LSA_TRUST_DIRECTION_INBOUND | lsa.LSA_TRUST_DIRECTION_OUTBOUND
1009 info.trust_type = lsa.LSA_TRUST_TYPE_UPLEVEL
1010 info.trust_attributes = lsa.LSA_TRUST_ATTRIBUTE_WITHIN_FOREST
1013 oldname = lsa.String()
1014 oldname.string = ctx.dnsdomain
1015 oldinfo = lsaconn.QueryTrustedDomainInfoByName(pol_handle, oldname,
1016 lsa.LSA_TRUSTED_DOMAIN_INFO_FULL_INFO)
1017 print("Removing old trust record for %s (SID %s)" % (ctx.dnsdomain, oldinfo.info_ex.sid))
1018 lsaconn.DeleteTrustedDomain(pol_handle, oldinfo.info_ex.sid)
1019 except RuntimeError:
1022 password_blob = string_to_byte_array(ctx.trustdom_pass.encode('utf-16-le'))
1024 clear_value = drsblobs.AuthInfoClear()
1025 clear_value.size = len(password_blob)
1026 clear_value.password = password_blob
1028 clear_authentication_information = drsblobs.AuthenticationInformation()
1029 clear_authentication_information.LastUpdateTime = samba.unix2nttime(int(time.time()))
1030 clear_authentication_information.AuthType = lsa.TRUST_AUTH_TYPE_CLEAR
1031 clear_authentication_information.AuthInfo = clear_value
1033 authentication_information_array = drsblobs.AuthenticationInformationArray()
1034 authentication_information_array.count = 1
1035 authentication_information_array.array = [clear_authentication_information]
1037 outgoing = drsblobs.trustAuthInOutBlob()
1039 outgoing.current = authentication_information_array
1041 trustpass = drsblobs.trustDomainPasswords()
1042 confounder = [3] * 512
1044 for i in range(512):
1045 confounder[i] = random.randint(0, 255)
1047 trustpass.confounder = confounder
1049 trustpass.outgoing = outgoing
1050 trustpass.incoming = outgoing
1052 trustpass_blob = ndr_pack(trustpass)
1054 encrypted_trustpass = arcfour_encrypt(lsaconn.session_key, trustpass_blob)
1056 auth_blob = lsa.DATA_BUF2()
1057 auth_blob.size = len(encrypted_trustpass)
1058 auth_blob.data = string_to_byte_array(encrypted_trustpass)
1060 auth_info = lsa.TrustDomainInfoAuthInfoInternal()
1061 auth_info.auth_blob = auth_blob
1063 trustdom_handle = lsaconn.CreateTrustedDomainEx2(pol_handle,
1066 security.SEC_STD_DELETE)
1069 "dn" : "cn=%s,cn=system,%s" % (ctx.dnsforest, ctx.base_dn),
1070 "objectclass" : "trustedDomain",
1071 "trustType" : str(info.trust_type),
1072 "trustAttributes" : str(info.trust_attributes),
1073 "trustDirection" : str(info.trust_direction),
1074 "flatname" : ctx.forest_domain_name,
1075 "trustPartner" : ctx.dnsforest,
1076 "trustAuthIncoming" : ndr_pack(outgoing),
1077 "trustAuthOutgoing" : ndr_pack(outgoing),
1078 "securityIdentifier" : ndr_pack(ctx.forestsid)
1080 ctx.local_samdb.add(rec)
1083 "dn" : "cn=%s$,cn=users,%s" % (ctx.forest_domain_name, ctx.base_dn),
1084 "objectclass" : "user",
1085 "userAccountControl" : str(samba.dsdb.UF_INTERDOMAIN_TRUST_ACCOUNT),
1086 "clearTextPassword" : ctx.trustdom_pass.encode('utf-16-le'),
1087 "samAccountName" : "%s$" % ctx.forest_domain_name
1089 ctx.local_samdb.add(rec)
1093 # nc_list is the list of naming context (NC) for which we will
1094 # replicate in and send a updateRef command to the partner DC
1096 # full_nc_list is the list of naming context (NC) we hold
1097 # read/write copies of. These are not subsets of each other.
1098 ctx.nc_list = [ ctx.config_dn, ctx.schema_dn ]
1099 ctx.full_nc_list = [ ctx.base_dn, ctx.config_dn, ctx.schema_dn ]
1101 if ctx.subdomain and ctx.dns_backend != "NONE":
1102 ctx.full_nc_list += [ctx.domaindns_zone]
1104 elif not ctx.subdomain:
1105 ctx.nc_list += [ctx.base_dn]
1107 if ctx.dns_backend != "NONE":
1108 ctx.nc_list += [ctx.domaindns_zone]
1109 ctx.nc_list += [ctx.forestdns_zone]
1110 ctx.full_nc_list += [ctx.domaindns_zone]
1111 ctx.full_nc_list += [ctx.forestdns_zone]
1113 if not ctx.clone_only:
1114 if ctx.promote_existing:
1115 ctx.promote_possible()
1117 ctx.cleanup_old_join()
1120 if not ctx.clone_only:
1121 ctx.join_add_objects()
1122 ctx.join_provision()
1123 ctx.join_replicate()
1124 if (not ctx.clone_only and ctx.subdomain):
1125 ctx.join_add_objects2()
1126 ctx.join_provision_own_domain()
1127 ctx.join_setup_trusts()
1131 print "Join failed - cleaning up"
1134 if not ctx.clone_only:
1135 ctx.cleanup_old_join()
1139 def join_RODC(logger=None, server=None, creds=None, lp=None, site=None, netbios_name=None,
1140 targetdir=None, domain=None, domain_critical_only=False,
1141 machinepass=None, use_ntvfs=False, dns_backend=None,
1142 promote_existing=False):
1143 """Join as a RODC."""
1145 ctx = dc_join(logger, server, creds, lp, site, netbios_name, targetdir, domain,
1146 machinepass, use_ntvfs, dns_backend, promote_existing)
1148 lp.set("workgroup", ctx.domain_name)
1149 logger.info("workgroup is %s" % ctx.domain_name)
1151 lp.set("realm", ctx.realm)
1152 logger.info("realm is %s" % ctx.realm)
1154 ctx.krbtgt_dn = "CN=krbtgt_%s,CN=Users,%s" % (ctx.myname, ctx.base_dn)
1156 # setup some defaults for accounts that should be replicated to this RODC
1157 ctx.never_reveal_sid = [
1158 "<SID=%s-%s>" % (ctx.domsid, security.DOMAIN_RID_RODC_DENY),
1159 "<SID=%s>" % security.SID_BUILTIN_ADMINISTRATORS,
1160 "<SID=%s>" % security.SID_BUILTIN_SERVER_OPERATORS,
1161 "<SID=%s>" % security.SID_BUILTIN_BACKUP_OPERATORS,
1162 "<SID=%s>" % security.SID_BUILTIN_ACCOUNT_OPERATORS]
1163 ctx.reveal_sid = "<SID=%s-%s>" % (ctx.domsid, security.DOMAIN_RID_RODC_ALLOW)
1165 mysid = ctx.get_mysid()
1166 admin_dn = "<SID=%s>" % mysid
1167 ctx.managedby = admin_dn
1169 ctx.userAccountControl = (samba.dsdb.UF_WORKSTATION_TRUST_ACCOUNT |
1170 samba.dsdb.UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION |
1171 samba.dsdb.UF_PARTIAL_SECRETS_ACCOUNT)
1173 ctx.SPNs.extend([ "RestrictedKrbHost/%s" % ctx.myname,
1174 "RestrictedKrbHost/%s" % ctx.dnshostname ])
1176 ctx.connection_dn = "CN=RODC Connection (FRS),%s" % ctx.ntds_dn
1177 ctx.secure_channel_type = misc.SEC_CHAN_RODC
1179 ctx.replica_flags = (drsuapi.DRSUAPI_DRS_INIT_SYNC |
1180 drsuapi.DRSUAPI_DRS_PER_SYNC |
1181 drsuapi.DRSUAPI_DRS_GET_ANC |
1182 drsuapi.DRSUAPI_DRS_NEVER_SYNCED |
1183 drsuapi.DRSUAPI_DRS_SPECIAL_SECRET_PROCESSING |
1184 drsuapi.DRSUAPI_DRS_GET_ALL_GROUP_MEMBERSHIP)
1185 ctx.domain_replica_flags = ctx.replica_flags
1186 if domain_critical_only:
1187 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY
1191 logger.info("Joined domain %s (SID %s) as an RODC" % (ctx.domain_name, ctx.domsid))
1194 def join_DC(logger=None, server=None, creds=None, lp=None, site=None, netbios_name=None,
1195 targetdir=None, domain=None, domain_critical_only=False,
1196 machinepass=None, use_ntvfs=False, dns_backend=None,
1197 promote_existing=False):
1199 ctx = dc_join(logger, server, creds, lp, site, netbios_name, targetdir, domain,
1200 machinepass, use_ntvfs, dns_backend, promote_existing)
1202 lp.set("workgroup", ctx.domain_name)
1203 logger.info("workgroup is %s" % ctx.domain_name)
1205 lp.set("realm", ctx.realm)
1206 logger.info("realm is %s" % ctx.realm)
1208 ctx.userAccountControl = samba.dsdb.UF_SERVER_TRUST_ACCOUNT | samba.dsdb.UF_TRUSTED_FOR_DELEGATION
1210 ctx.SPNs.append('E3514235-4B06-11D1-AB04-00C04FC2DCD2/$NTDSGUID/%s' % ctx.dnsdomain)
1211 ctx.secure_channel_type = misc.SEC_CHAN_BDC
1213 ctx.replica_flags = (drsuapi.DRSUAPI_DRS_WRIT_REP |
1214 drsuapi.DRSUAPI_DRS_INIT_SYNC |
1215 drsuapi.DRSUAPI_DRS_PER_SYNC |
1216 drsuapi.DRSUAPI_DRS_GET_ANC |
1217 drsuapi.DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS |
1218 drsuapi.DRSUAPI_DRS_NEVER_SYNCED)
1219 ctx.domain_replica_flags = ctx.replica_flags
1220 if domain_critical_only:
1221 ctx.domain_replica_flags |= drsuapi.DRSUAPI_DRS_CRITICAL_ONLY
1224 logger.info("Joined domain %s (SID %s) as a DC" % (ctx.domain_name, ctx.domsid))
1226 def join_clone(logger=None, server=None, creds=None, lp=None,
1227 targetdir=None, domain=None, include_secrets=False):
1229 ctx = dc_join(logger, server, creds, lp, site=None, netbios_name=None, targetdir=targetdir, domain=domain,
1230 machinepass=None, use_ntvfs=False, dns_backend="NONE", promote_existing=False, clone_only=True)
1232 lp.set("workgroup", ctx.domain_name)
1233 logger.info("workgroup is %s" % ctx.domain_name)
1235 lp.set("realm", ctx.realm)
1236 logger.info("realm is %s" % ctx.realm)
1238 ctx.replica_flags = (drsuapi.DRSUAPI_DRS_WRIT_REP |
1239 drsuapi.DRSUAPI_DRS_INIT_SYNC |
1240 drsuapi.DRSUAPI_DRS_PER_SYNC |
1241 drsuapi.DRSUAPI_DRS_GET_ANC |
1242 drsuapi.DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS |
1243 drsuapi.DRSUAPI_DRS_NEVER_SYNCED)
1244 if not include_secrets:
1245 ctx.replica_flags |= drsuapi.DRSUAPI_DRS_SPECIAL_SECRET_PROCESSING
1246 ctx.domain_replica_flags = ctx.replica_flags
1249 logger.info("Cloned domain %s (SID %s)" % (ctx.domain_name, ctx.domsid))
1251 def join_subdomain(logger=None, server=None, creds=None, lp=None, site=None,
1252 netbios_name=None, targetdir=None, parent_domain=None, dnsdomain=None,
1253 netbios_domain=None, machinepass=None, adminpass=None, use_ntvfs=False,
1256 ctx = dc_join(logger, server, creds, lp, site, netbios_name, targetdir, parent_domain,
1257 machinepass, use_ntvfs, dns_backend)
1258 ctx.subdomain = True
1259 if adminpass is None:
1260 ctx.adminpass = samba.generate_random_password(12, 32)
1262 ctx.adminpass = adminpass
1263 ctx.parent_domain_name = ctx.domain_name
1264 ctx.domain_name = netbios_domain
1265 ctx.realm = dnsdomain
1266 ctx.parent_dnsdomain = ctx.dnsdomain
1267 ctx.parent_partition_dn = ctx.get_parent_partition_dn()
1268 ctx.dnsdomain = dnsdomain
1269 ctx.partition_dn = "CN=%s,CN=Partitions,%s" % (ctx.domain_name, ctx.config_dn)
1270 ctx.naming_master = ctx.get_naming_master()
1271 if ctx.naming_master != ctx.server:
1272 logger.info("Reconnecting to naming master %s" % ctx.naming_master)
1273 ctx.server = ctx.naming_master
1274 ctx.samdb = SamDB(url="ldap://%s" % ctx.server,
1275 session_info=system_session(),
1276 credentials=ctx.creds, lp=ctx.lp)
1277 res = ctx.samdb.search(base="", scope=ldb.SCOPE_BASE, attrs=['dnsHostName'],
1279 ctx.server = res[0]["dnsHostName"]
1280 logger.info("DNS name of new naming master is %s" % ctx.server)
1282 ctx.base_dn = samba.dn_from_dns_name(dnsdomain)
1283 ctx.forestsid = ctx.domsid
1284 ctx.domsid = security.random_sid()
1286 ctx.dnshostname = "%s.%s" % (ctx.myname.lower(), ctx.dnsdomain)
1287 ctx.trustdom_pass = samba.generate_random_password(128, 128)
1289 ctx.userAccountControl = samba.dsdb.UF_SERVER_TRUST_ACCOUNT | samba.dsdb.UF_TRUSTED_FOR_DELEGATION
1291 ctx.SPNs.append('E3514235-4B06-11D1-AB04-00C04FC2DCD2/$NTDSGUID/%s' % ctx.dnsdomain)
1292 ctx.secure_channel_type = misc.SEC_CHAN_BDC
1294 ctx.replica_flags = (drsuapi.DRSUAPI_DRS_WRIT_REP |
1295 drsuapi.DRSUAPI_DRS_INIT_SYNC |
1296 drsuapi.DRSUAPI_DRS_PER_SYNC |
1297 drsuapi.DRSUAPI_DRS_GET_ANC |
1298 drsuapi.DRSUAPI_DRS_FULL_SYNC_IN_PROGRESS |
1299 drsuapi.DRSUAPI_DRS_NEVER_SYNCED)
1300 ctx.domain_replica_flags = ctx.replica_flags
1303 ctx.logger.info("Created domain %s (SID %s) as a DC" % (ctx.domain_name, ctx.domsid))