1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
|
#!/usr/bin/env python
#
# domain management
#
# Copyright Matthias Dieter Wallnoefer 2009
# Copyright Andrew Kroeger 2009
# Copyright Jelmer Vernooij 2009
# Copyright Giampaolo Lauria 2011
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
import samba.getopt as options
import ldb
import os
import tempfile
import logging
from samba import Ldb
from samba.net import Net, LIBNET_JOIN_AUTOMATIC
import samba.ntacls
from samba.join import join_RODC, join_DC, join_subdomain
from samba.auth import system_session
from samba.samdb import SamDB
from samba.dcerpc.samr import DOMAIN_PASSWORD_COMPLEX, DOMAIN_PASSWORD_STORE_CLEARTEXT
from samba.netcmd import (
Command,
CommandError,
SuperCommand,
Option
)
from samba.samba3 import Samba3
from samba.samba3 import param as s3param
from samba.upgrade import upgrade_from_samba3
from samba.dsdb import (
DS_DOMAIN_FUNCTION_2000,
DS_DOMAIN_FUNCTION_2003,
DS_DOMAIN_FUNCTION_2003_MIXED,
DS_DOMAIN_FUNCTION_2008,
DS_DOMAIN_FUNCTION_2008_R2,
)
def get_testparm_var(testparm, smbconf, varname):
cmd = "%s -s -l --parameter-name='%s' %s 2>/dev/null" % (testparm, varname, smbconf)
output = os.popen(cmd, 'r').readline()
return output.strip()
class cmd_domain_export_keytab(Command):
"""Dumps kerberos keys of the domain into a keytab"""
synopsis = "%prog <keytab> [options]"
takes_options = [
]
takes_args = ["keytab"]
def run(self, keytab, credopts=None, sambaopts=None, versionopts=None):
lp = sambaopts.get_loadparm()
net = Net(None, lp, server=credopts.ipaddress)
net.export_keytab(keytab=keytab)
class cmd_domain_join(Command):
"""Joins domain as either member or backup domain controller"""
synopsis = "%prog <dnsdomain> [DC|RODC|MEMBER|SUBDOMAIN] [options]"
takes_options = [
Option("--server", help="DC to join", type=str),
Option("--site", help="site to join", type=str),
Option("--targetdir", help="where to store provision", type=str),
Option("--parent-domain", help="parent domain to create subdomain under", type=str),
Option("--domain-critical-only",
help="only replicate critical domain objects",
action="store_true"),
]
takes_args = ["domain", "role?"]
def run(self, domain, role=None, sambaopts=None, credopts=None,
versionopts=None, server=None, site=None, targetdir=None,
domain_critical_only=False, parent_domain=None):
lp = sambaopts.get_loadparm()
creds = credopts.get_credentials(lp)
net = Net(creds, lp, server=credopts.ipaddress)
if site is None:
site = "Default-First-Site-Name"
netbios_name = lp.get("netbios name")
if not role is None:
role = role.upper()
if role is None or role == "MEMBER":
(join_password, sid, domain_name) = net.join_member(domain,
netbios_name,
LIBNET_JOIN_AUTOMATIC)
self.outf.write("Joined domain %s (%s)\n" % (domain_name, sid))
return
elif role == "DC":
join_DC(server=server, creds=creds, lp=lp, domain=domain,
site=site, netbios_name=netbios_name, targetdir=targetdir,
domain_critical_only=domain_critical_only)
return
elif role == "RODC":
join_RODC(server=server, creds=creds, lp=lp, domain=domain,
site=site, netbios_name=netbios_name, targetdir=targetdir,
domain_critical_only=domain_critical_only)
return
elif role == "SUBDOMAIN":
netbios_domain = lp.get("workgroup")
if parent_domain is None:
parent_domain = ".".join(domain.split(".")[1:])
join_subdomain(server=server, creds=creds, lp=lp, dnsdomain=domain, parent_domain=parent_domain,
site=site, netbios_name=netbios_name, netbios_domain=netbios_domain, targetdir=targetdir)
return
else:
raise CommandError("Invalid role '%s' (possible values: MEMBER, DC, RODC, SUBDOMAIN)" % role)
class cmd_domain_level(Command):
"""Raises domain and forest function levels"""
synopsis = "%prog (show|raise <options>) [options]"
takes_options = [
Option("-H", "--URL", help="LDB URL for database or target server", type=str,
metavar="URL", dest="H"),
Option("--quiet", help="Be quiet", action="store_true"),
Option("--forest-level", type="choice", choices=["2003", "2008", "2008_R2"],
help="The forest function level (2003 | 2008 | 2008_R2)"),
Option("--domain-level", type="choice", choices=["2003", "2008", "2008_R2"],
help="The domain function level (2003 | 2008 | 2008_R2)")
]
takes_args = ["subcommand"]
def run(self, subcommand, H=None, forest_level=None, domain_level=None,
quiet=False, credopts=None, sambaopts=None, versionopts=None):
lp = sambaopts.get_loadparm()
creds = credopts.get_credentials(lp, fallback_machine=True)
samdb = SamDB(url=H, session_info=system_session(),
credentials=creds, lp=lp)
domain_dn = samdb.domain_dn()
res_forest = samdb.search("CN=Partitions,%s" % samdb.get_config_basedn(),
scope=ldb.SCOPE_BASE, attrs=["msDS-Behavior-Version"])
assert len(res_forest) == 1
res_domain = samdb.search(domain_dn, scope=ldb.SCOPE_BASE,
attrs=["msDS-Behavior-Version", "nTMixedDomain"])
assert len(res_domain) == 1
res_dc_s = samdb.search("CN=Sites,%s" % samdb.get_config_basedn(),
scope=ldb.SCOPE_SUBTREE, expression="(objectClass=nTDSDSA)",
attrs=["msDS-Behavior-Version"])
assert len(res_dc_s) >= 1
try:
level_forest = int(res_forest[0]["msDS-Behavior-Version"][0])
level_domain = int(res_domain[0]["msDS-Behavior-Version"][0])
level_domain_mixed = int(res_domain[0]["nTMixedDomain"][0])
min_level_dc = int(res_dc_s[0]["msDS-Behavior-Version"][0]) # Init value
for msg in res_dc_s:
if int(msg["msDS-Behavior-Version"][0]) < min_level_dc:
min_level_dc = int(msg["msDS-Behavior-Version"][0])
if level_forest < 0 or level_domain < 0:
raise CommandError("Domain and/or forest function level(s) is/are invalid. Correct them or reprovision!")
if min_level_dc < 0:
raise CommandError("Lowest function level of a DC is invalid. Correct this or reprovision!")
if level_forest > level_domain:
raise CommandError("Forest function level is higher than the domain level(s). Correct this or reprovision!")
if level_domain > min_level_dc:
raise CommandError("Domain function level is higher than the lowest function level of a DC. Correct this or reprovision!")
except KeyError:
raise CommandError("Could not retrieve the actual domain, forest level and/or lowest DC function level!")
if subcommand == "show":
self.message("Domain and forest function level for domain '%s'" % domain_dn)
if level_forest == DS_DOMAIN_FUNCTION_2000 and level_domain_mixed != 0:
self.message("\nATTENTION: You run SAMBA 4 on a forest function level lower than Windows 2000 (Native). This isn't supported! Please raise!")
if level_domain == DS_DOMAIN_FUNCTION_2000 and level_domain_mixed != 0:
self.message("\nATTENTION: You run SAMBA 4 on a domain function level lower than Windows 2000 (Native). This isn't supported! Please raise!")
if min_level_dc == DS_DOMAIN_FUNCTION_2000 and level_domain_mixed != 0:
self.message("\nATTENTION: You run SAMBA 4 on a lowest function level of a DC lower than Windows 2003. This isn't supported! Please step-up or upgrade the concerning DC(s)!")
self.message("")
if level_forest == DS_DOMAIN_FUNCTION_2000:
outstr = "2000"
elif level_forest == DS_DOMAIN_FUNCTION_2003_MIXED:
outstr = "2003 with mixed domains/interim (NT4 DC support)"
elif level_forest == DS_DOMAIN_FUNCTION_2003:
outstr = "2003"
elif level_forest == DS_DOMAIN_FUNCTION_2008:
outstr = "2008"
elif level_forest == DS_DOMAIN_FUNCTION_2008_R2:
outstr = "2008 R2"
else:
outstr = "higher than 2008 R2"
self.message("Forest function level: (Windows) " + outstr)
if level_domain == DS_DOMAIN_FUNCTION_2000 and level_domain_mixed != 0:
outstr = "2000 mixed (NT4 DC support)"
elif level_domain == DS_DOMAIN_FUNCTION_2000 and level_domain_mixed == 0:
outstr = "2000"
elif level_domain == DS_DOMAIN_FUNCTION_2003_MIXED:
outstr = "2003 with mixed domains/interim (NT4 DC support)"
elif level_domain == DS_DOMAIN_FUNCTION_2003:
outstr = "2003"
elif level_domain == DS_DOMAIN_FUNCTION_2008:
outstr = "2008"
elif level_domain == DS_DOMAIN_FUNCTION_2008_R2:
outstr = "2008 R2"
else:
outstr = "higher than 2008 R2"
self.message("Domain function level: (Windows) " + outstr)
if min_level_dc == DS_DOMAIN_FUNCTION_2000:
outstr = "2000"
elif min_level_dc == DS_DOMAIN_FUNCTION_2003:
outstr = "2003"
elif min_level_dc == DS_DOMAIN_FUNCTION_2008:
outstr = "2008"
elif min_level_dc == DS_DOMAIN_FUNCTION_2008_R2:
outstr = "2008 R2"
else:
outstr = "higher than 2008 R2"
self.message("Lowest function level of a DC: (Windows) " + outstr)
elif subcommand == "raise":
msgs = []
if domain_level is not None:
if domain_level == "2003":
new_level_domain = DS_DOMAIN_FUNCTION_2003
elif domain_level == "2008":
new_level_domain = DS_DOMAIN_FUNCTION_2008
elif domain_level == "2008_R2":
new_level_domain = DS_DOMAIN_FUNCTION_2008_R2
if new_level_domain <= level_domain and level_domain_mixed == 0:
raise CommandError("Domain function level can't be smaller than or equal to the actual one!")
if new_level_domain > min_level_dc:
raise CommandError("Domain function level can't be higher than the lowest function level of a DC!")
# Deactivate mixed/interim domain support
if level_domain_mixed != 0:
# Directly on the base DN
m = ldb.Message()
m.dn = ldb.Dn(samdb, domain_dn)
m["nTMixedDomain"] = ldb.MessageElement("0",
ldb.FLAG_MOD_REPLACE, "nTMixedDomain")
samdb.modify(m)
# Under partitions
m = ldb.Message()
m.dn = ldb.Dn(samdb, "CN=" + lp.get("workgroup") + ",CN=Partitions,%s" % ldb.get_config_basedn())
m["nTMixedDomain"] = ldb.MessageElement("0",
ldb.FLAG_MOD_REPLACE, "nTMixedDomain")
try:
samdb.modify(m)
except ldb.LdbError, (enum, emsg):
if enum != ldb.ERR_UNWILLING_TO_PERFORM:
raise
# Directly on the base DN
m = ldb.Message()
m.dn = ldb.Dn(samdb, domain_dn)
m["msDS-Behavior-Version"]= ldb.MessageElement(
str(new_level_domain), ldb.FLAG_MOD_REPLACE,
"msDS-Behavior-Version")
samdb.modify(m)
# Under partitions
m = ldb.Message()
m.dn = ldb.Dn(samdb, "CN=" + lp.get("workgroup")
+ ",CN=Partitions,%s" % ldb.get_config_basedn())
m["msDS-Behavior-Version"]= ldb.MessageElement(
str(new_level_domain), ldb.FLAG_MOD_REPLACE,
"msDS-Behavior-Version")
try:
samdb.modify(m)
except ldb.LdbError, (enum, emsg):
if enum != ldb.ERR_UNWILLING_TO_PERFORM:
raise
level_domain = new_level_domain
msgs.append("Domain function level changed!")
if forest_level is not None:
if forest_level == "2003":
new_level_forest = DS_DOMAIN_FUNCTION_2003
elif forest_level == "2008":
new_level_forest = DS_DOMAIN_FUNCTION_2008
elif forest_level == "2008_R2":
new_level_forest = DS_DOMAIN_FUNCTION_2008_R2
if new_level_forest <= level_forest:
raise CommandError("Forest function level can't be smaller than or equal to the actual one!")
if new_level_forest > level_domain:
raise CommandError("Forest function level can't be higher than the domain function level(s). Please raise it/them first!")
m = ldb.Message()
m.dn = ldb.Dn(samdb, "CN=Partitions,%s" % ldb.get_config_basedn())
m["msDS-Behavior-Version"]= ldb.MessageElement(
str(new_level_forest), ldb.FLAG_MOD_REPLACE,
"msDS-Behavior-Version")
samdb.modify(m)
msgs.append("Forest function level changed!")
msgs.append("All changes applied successfully!")
self.message("\n".join(msgs))
else:
raise CommandError("invalid argument: '%s' (choose from 'show', 'raise')" % subcommand)
class cmd_domain_machinepassword(Command):
"""Gets a machine password out of our SAM"""
synopsis = "%prog <accountname> [options]"
takes_args = ["accountname"]
def run(self, accountname, sambaopts=None, credopts=None, versionopts=None):
lp = sambaopts.get_loadparm()
creds = credopts.get_credentials(lp, fallback_machine=True)
url = lp.private_path("secrets.ldb")
if not os.path.exists(url):
raise CommandError("secrets database not found at %s " % url)
if not accountname.endswith('$'):
accountname += '$'
secretsdb = Ldb(url=url, session_info=system_session(),
credentials=creds, lp=lp)
result = secretsdb.search(attrs=["secret"],
expression="(&(objectclass=primaryDomain)(samaccountname=%s))" % ldb.binary_encode(accountname))
if len(result) != 1:
raise CommandError("search returned %d records, expected 1" % len(result))
self.outf.write("%s\n" % result[0]["secret"])
class cmd_domain_passwordsettings(Command):
"""Sets password settings
Password complexity, history length, minimum password length, the minimum
and maximum password age) on a Samba4 server.
"""
synopsis = "%prog (show|set <options>) [options]"
takes_options = [
Option("-H", "--URL", help="LDB URL for database or target server", type=str,
metavar="URL", dest="H"),
Option("--quiet", help="Be quiet", action="store_true"),
Option("--complexity", type="choice", choices=["on","off","default"],
help="The password complexity (on | off | default). Default is 'on'"),
Option("--store-plaintext", type="choice", choices=["on","off","default"],
help="Store plaintext passwords where account have 'store passwords with reversible encryption' set (on | off | default). Default is 'off'"),
Option("--history-length",
help="The password history length (<integer> | default). Default is 24.", type=str),
Option("--min-pwd-length",
help="The minimum password length (<integer> | default). Default is 7.", type=str),
Option("--min-pwd-age",
help="The minimum password age (<integer in days> | default). Default is 1.", type=str),
Option("--max-pwd-age",
help="The maximum password age (<integer in days> | default). Default is 43.", type=str),
]
takes_args = ["subcommand"]
def run(self, subcommand, H=None, min_pwd_age=None, max_pwd_age=None,
quiet=False, complexity=None, store_plaintext=None, history_length=None,
min_pwd_length=None, credopts=None, sambaopts=None,
versionopts=None):
lp = sambaopts.get_loadparm()
creds = credopts.get_credentials(lp)
samdb = SamDB(url=H, session_info=system_session(),
credentials=creds, lp=lp)
domain_dn = samdb.domain_dn()
res = samdb.search(domain_dn, scope=ldb.SCOPE_BASE,
attrs=["pwdProperties", "pwdHistoryLength", "minPwdLength",
"minPwdAge", "maxPwdAge"])
assert(len(res) == 1)
try:
pwd_props = int(res[0]["pwdProperties"][0])
pwd_hist_len = int(res[0]["pwdHistoryLength"][0])
cur_min_pwd_len = int(res[0]["minPwdLength"][0])
# ticks -> days
cur_min_pwd_age = int(abs(int(res[0]["minPwdAge"][0])) / (1e7 * 60 * 60 * 24))
cur_max_pwd_age = int(abs(int(res[0]["maxPwdAge"][0])) / (1e7 * 60 * 60 * 24))
except Exception, e:
raise CommandError("Could not retrieve password properties!", e)
if subcommand == "show":
self.message("Password informations for domain '%s'" % domain_dn)
self.message("")
if pwd_props & DOMAIN_PASSWORD_COMPLEX != 0:
self.message("Password complexity: on")
else:
self.message("Password complexity: off")
if pwd_props & DOMAIN_PASSWORD_STORE_CLEARTEXT != 0:
self.message("Store plaintext passwords: on")
else:
self.message("Store plaintext passwords: off")
self.message("Password history length: %d" % pwd_hist_len)
self.message("Minimum password length: %d" % cur_min_pwd_len)
self.message("Minimum password age (days): %d" % cur_min_pwd_age)
self.message("Maximum password age (days): %d" % cur_max_pwd_age)
elif subcommand == "set":
msgs = []
m = ldb.Message()
m.dn = ldb.Dn(samdb, domain_dn)
if complexity is not None:
if complexity == "on" or complexity == "default":
pwd_props = pwd_props | DOMAIN_PASSWORD_COMPLEX
msgs.append("Password complexity activated!")
elif complexity == "off":
pwd_props = pwd_props & (~DOMAIN_PASSWORD_COMPLEX)
msgs.append("Password complexity deactivated!")
if store_plaintext is not None:
if store_plaintext == "on" or store_plaintext == "default":
pwd_props = pwd_props | DOMAIN_PASSWORD_STORE_CLEARTEXT
msgs.append("Plaintext password storage for changed passwords activated!")
elif store_plaintext == "off":
pwd_props = pwd_props & (~DOMAIN_PASSWORD_STORE_CLEARTEXT)
msgs.append("Plaintext password storage for changed passwords deactivated!")
if complexity is not None or store_plaintext is not None:
m["pwdProperties"] = ldb.MessageElement(str(pwd_props),
ldb.FLAG_MOD_REPLACE, "pwdProperties")
if history_length is not None:
if history_length == "default":
pwd_hist_len = 24
else:
pwd_hist_len = int(history_length)
if pwd_hist_len < 0 or pwd_hist_len > 24:
raise CommandError("Password history length must be in the range of 0 to 24!")
m["pwdHistoryLength"] = ldb.MessageElement(str(pwd_hist_len),
ldb.FLAG_MOD_REPLACE, "pwdHistoryLength")
msgs.append("Password history length changed!")
if min_pwd_length is not None:
if min_pwd_length == "default":
min_pwd_len = 7
else:
min_pwd_len = int(min_pwd_length)
if min_pwd_len < 0 or min_pwd_len > 14:
raise CommandError("Minimum password length must be in the range of 0 to 14!")
m["minPwdLength"] = ldb.MessageElement(str(min_pwd_len),
ldb.FLAG_MOD_REPLACE, "minPwdLength")
msgs.append("Minimum password length changed!")
if min_pwd_age is not None:
if min_pwd_age == "default":
min_pwd_age = 1
else:
min_pwd_age = int(min_pwd_age)
if min_pwd_age < 0 or min_pwd_age > 998:
raise CommandError("Minimum password age must be in the range of 0 to 998!")
# days -> ticks
min_pwd_age_ticks = -int(min_pwd_age * (24 * 60 * 60 * 1e7))
m["minPwdAge"] = ldb.MessageElement(str(min_pwd_age_ticks),
ldb.FLAG_MOD_REPLACE, "minPwdAge")
msgs.append("Minimum password age changed!")
if max_pwd_age is not None:
if max_pwd_age == "default":
max_pwd_age = 43
else:
max_pwd_age = int(max_pwd_age)
if max_pwd_age < 0 or max_pwd_age > 999:
raise CommandError("Maximum password age must be in the range of 0 to 999!")
# days -> ticks
max_pwd_age_ticks = -int(max_pwd_age * (24 * 60 * 60 * 1e7))
m["maxPwdAge"] = ldb.MessageElement(str(max_pwd_age_ticks),
ldb.FLAG_MOD_REPLACE, "maxPwdAge")
msgs.append("Maximum password age changed!")
if max_pwd_age > 0 and min_pwd_age >= max_pwd_age:
raise CommandError("Maximum password age (%d) must be greater than minimum password age (%d)!" % (max_pwd_age, min_pwd_age))
if len(m) == 0:
raise CommandError("You must specify at least one option to set. Try --help")
samdb.modify(m)
msgs.append("All changes applied successfully!")
self.message("\n".join(msgs))
else:
raise CommandError("Wrong argument '%s'!" % subcommand)
class cmd_domain_samba3upgrade(Command):
"""Upgrade from Samba3 database to Samba4 AD database.
Specify either a directory with all samba3 databases and state files (with --dbdir) or
samba3 testparm utility (with --testparm).
"""
synopsis = "%prog [options] <samba3_smb_conf>"
takes_optiongroups = {
"sambaopts": options.SambaOptions,
"versionopts": options.VersionOptions
}
takes_options = [
Option("--dbdir", type="string", metavar="DIR",
help="Path to samba3 database directory"),
Option("--testparm", type="string", metavar="PATH",
help="Path to samba3 testparm utility from the previous installation. This allows the default paths of the previous installation to be followed"),
Option("--targetdir", type="string", metavar="DIR",
help="Path prefix where the new Samba 4.0 AD domain should be initialised"),
Option("--quiet", help="Be quiet", action="store_true"),
Option("--use-xattrs", type="choice", choices=["yes","no","auto"], metavar="[yes|no|auto]",
help="Define if we should use the native fs capabilities or a tdb file for storing attributes likes ntacl, auto tries to make an inteligent guess based on the user rights and system capabilities", default="auto"),
]
takes_args = ["smbconf"]
def run(self, smbconf=None, targetdir=None, dbdir=None, testparm=None,
quiet=False, use_xattrs=None, sambaopts=None, versionopts=None):
if not os.path.exists(smbconf):
raise CommandError("File %s does not exist" % smbconf)
if testparm and not os.path.exists(testparm):
raise CommandError("Testparm utility %s does not exist" % testparm)
if dbdir and not os.path.exists(dbdir):
raise CommandError("Directory %s does not exist" % dbdir)
if not dbdir and not testparm:
raise CommandError("Please specify either dbdir or testparm")
logger = self.get_logger()
if quiet:
logger.setLevel(logging.WARNING)
else:
logger.setLevel(logging.INFO)
if dbdir and testparm:
logger.warning("both dbdir and testparm specified, ignoring dbdir.")
dbdir = None
lp = sambaopts.get_loadparm()
s3conf = s3param.get_context()
if sambaopts.realm:
s3conf.set("realm", sambaopts.realm)
eadb = True
if use_xattrs == "yes":
eadb = False
elif use_xattrs == "auto" and not s3conf.get("posix:eadb"):
if targetdir:
tmpfile = tempfile.NamedTemporaryFile(prefix=os.path.abspath(targetdir))
else:
tmpfile = tempfile.NamedTemporaryFile(prefix=os.path.abspath(os.path.dirname(lp.get("private dir"))))
try:
samba.ntacls.setntacl(lp, tmpfile.name,
"O:S-1-5-32G:S-1-5-32", "S-1-5-32", "native")
eadb = False
except:
# FIXME: Don't catch all exceptions here
logger.info("You are not root or your system do not support xattr, using tdb backend for attributes. "
"If you intend to use this provision in production, rerun the script as root on a system supporting xattrs.")
tmpfile.close()
# Set correct default values from dbdir or testparm
paths = {}
if dbdir:
paths["state directory"] = dbdir
paths["private dir"] = dbdir
paths["lock directory"] = dbdir
else:
paths["state directory"] = get_testparm_var(testparm, smbconf, "state directory")
paths["private dir"] = get_testparm_var(testparm, smbconf, "private dir")
paths["lock directory"] = get_testparm_var(testparm, smbconf, "lock directory")
# "testparm" from Samba 3 < 3.4.x is not aware of the parameter
# "state directory", instead make use of "lock directory"
if len(paths["state directory"]) == 0:
paths["state directory"] = paths["lock directory"]
for p in paths:
s3conf.set(p, paths[p])
# load smb.conf parameters
logger.info("Reading smb.conf")
s3conf.load(smbconf)
samba3 = Samba3(smbconf, s3conf)
logger.info("Provisioning")
upgrade_from_samba3(samba3, logger, targetdir, session_info=system_session(),
useeadb=eadb)
class cmd_domain(SuperCommand):
"""Domain management"""
subcommands = {}
subcommands["exportkeytab"] = cmd_domain_export_keytab()
subcommands["join"] = cmd_domain_join()
subcommands["level"] = cmd_domain_level()
subcommands["machinepassword"] = cmd_domain_machinepassword()
subcommands["passwordsettings"] = cmd_domain_passwordsettings()
subcommands["samba3upgrade"] = cmd_domain_samba3upgrade()
|