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
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
|
/*
Unix SMB/CIFS implementation.
endpoint server for the drsuapi pipe
Copyright (C) Stefan Metzmacher 2004
Copyright (C) Andrew Bartlett <abartlet@samba.org> 2006
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/>.
*/
#include "includes.h"
#include "librpc/gen_ndr/ndr_drsuapi.h"
#include "rpc_server/dcerpc_server.h"
#include "rpc_server/common/common.h"
#include "dsdb/samdb/samdb.h"
#include "rpc_server/drsuapi/dcesrv_drsuapi.h"
#include "libcli/security/security.h"
#include "auth/auth.h"
#include "param/param.h"
#include "lib/messaging/irpc.h"
#define DRSUAPI_UNSUPPORTED(fname) do { \
DEBUG(1,(__location__ ": Unsupported DRS call %s\n", #fname)); \
if (DEBUGLVL(2)) NDR_PRINT_IN_DEBUG(fname, r); \
DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR); \
} while (0)
/*
drsuapi_DsBind
*/
static WERROR dcesrv_drsuapi_DsBind(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsBind *r)
{
struct drsuapi_bind_state *b_state;
struct dcesrv_handle *handle;
struct drsuapi_DsBindInfoCtr *bind_info;
struct GUID site_guid;
struct ldb_result *site_res;
struct ldb_dn *server_site_dn;
static const char *site_attrs[] = { "objectGUID", NULL };
struct ldb_result *ntds_res;
struct ldb_dn *ntds_dn;
static const char *ntds_attrs[] = { "ms-DS-ReplicationEpoch", NULL };
uint32_t pid;
uint32_t repl_epoch;
int ret;
struct auth_session_info *auth_info;
WERROR werr;
bool connected_as_system = false;
r->out.bind_info = NULL;
ZERO_STRUCTP(r->out.bind_handle);
b_state = talloc_zero(mem_ctx, struct drsuapi_bind_state);
W_ERROR_HAVE_NO_MEMORY(b_state);
/* if this is a DC connecting, give them system level access */
werr = drs_security_level_check(dce_call, NULL, SECURITY_DOMAIN_CONTROLLER, NULL);
if (W_ERROR_IS_OK(werr)) {
DEBUG(3,(__location__ ": doing DsBind with system_session\n"));
auth_info = system_session(dce_call->conn->dce_ctx->lp_ctx);
connected_as_system = true;
} else {
auth_info = dce_call->conn->auth_state.session_info;
}
/*
* connect to the samdb
*/
b_state->sam_ctx = samdb_connect(b_state, dce_call->event_ctx,
dce_call->conn->dce_ctx->lp_ctx, auth_info);
if (!b_state->sam_ctx) {
return WERR_FOOBAR;
}
if (connected_as_system) {
b_state->sam_ctx_system = b_state->sam_ctx;
} else {
/* an RODC also needs system samdb access for secret
attribute replication */
werr = drs_security_level_check(dce_call, NULL, SECURITY_RO_DOMAIN_CONTROLLER,
samdb_domain_sid(b_state->sam_ctx));
if (W_ERROR_IS_OK(werr)) {
b_state->sam_ctx_system = samdb_connect(b_state, dce_call->event_ctx,
dce_call->conn->dce_ctx->lp_ctx,
system_session(dce_call->conn->dce_ctx->lp_ctx));
if (!b_state->sam_ctx_system) {
return WERR_FOOBAR;
}
}
}
/*
* find out the guid of our own site
*/
server_site_dn = samdb_server_site_dn(b_state->sam_ctx, mem_ctx);
W_ERROR_HAVE_NO_MEMORY(server_site_dn);
ret = ldb_search(b_state->sam_ctx, mem_ctx, &site_res,
server_site_dn, LDB_SCOPE_BASE, site_attrs,
"(objectClass=*)");
if (ret != LDB_SUCCESS) {
return WERR_DS_DRA_INTERNAL_ERROR;
}
if (site_res->count != 1) {
return WERR_DS_DRA_INTERNAL_ERROR;
}
site_guid = samdb_result_guid(site_res->msgs[0], "objectGUID");
/*
* lookup the local servers Replication Epoch
*/
ntds_dn = samdb_ntds_settings_dn(b_state->sam_ctx);
W_ERROR_HAVE_NO_MEMORY(ntds_dn);
ret = ldb_search(b_state->sam_ctx, mem_ctx, &ntds_res,
ntds_dn, LDB_SCOPE_BASE, ntds_attrs,
"(objectClass=*)");
if (ret != LDB_SUCCESS) {
return WERR_DS_DRA_INTERNAL_ERROR;
}
if (ntds_res->count != 1) {
return WERR_DS_DRA_INTERNAL_ERROR;
}
repl_epoch = samdb_result_uint(ntds_res->msgs[0], "ms-DS-ReplicationEpoch", 0);
/*
* The "process identifier" of the client.
* According to the WSPP docs, sectin 5.35, this is
* for informational and debugging purposes only.
* The assignment is implementation specific.
*/
pid = 0;
/*
* store the clients bind_guid
*/
if (r->in.bind_guid) {
b_state->remote_bind_guid = *r->in.bind_guid;
}
/*
* store the clients bind_info
*/
if (r->in.bind_info) {
switch (r->in.bind_info->length) {
case 24: {
struct drsuapi_DsBindInfo24 *info24;
info24 = &r->in.bind_info->info.info24;
b_state->remote_info28.supported_extensions = info24->supported_extensions;
b_state->remote_info28.site_guid = info24->site_guid;
b_state->remote_info28.pid = info24->pid;
b_state->remote_info28.repl_epoch = 0;
break;
}
case 28:
b_state->remote_info28 = r->in.bind_info->info.info28;
break;
}
}
/*
* fill in our local bind info 28
*/
b_state->local_info28.supported_extensions = 0;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_BASE;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2;
#if 0 /* we don't support MSZIP compression (only decompression) */
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS;
#endif
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V5;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7;
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT;
#if 0 /* we don't support XPRESS compression yet */
b_state->local_info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_XPRESS_COMPRESS;
#endif
b_state->local_info28.site_guid = site_guid;
b_state->local_info28.pid = pid;
b_state->local_info28.repl_epoch = repl_epoch;
/*
* allocate the return bind_info
*/
bind_info = talloc(mem_ctx, struct drsuapi_DsBindInfoCtr);
W_ERROR_HAVE_NO_MEMORY(bind_info);
bind_info->length = 28;
bind_info->info.info28 = b_state->local_info28;
/*
* allocate a bind handle
*/
handle = dcesrv_handle_new(dce_call->context, DRSUAPI_BIND_HANDLE);
W_ERROR_HAVE_NO_MEMORY(handle);
handle->data = talloc_steal(handle, b_state);
/*
* prepare reply
*/
r->out.bind_info = bind_info;
*r->out.bind_handle = handle->wire_handle;
return WERR_OK;
}
/*
drsuapi_DsUnbind
*/
static WERROR dcesrv_drsuapi_DsUnbind(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsUnbind *r)
{
struct dcesrv_handle *h;
*r->out.bind_handle = *r->in.bind_handle;
DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
talloc_free(h);
ZERO_STRUCTP(r->out.bind_handle);
return WERR_OK;
}
/*
drsuapi_DsReplicaSync
*/
static WERROR dcesrv_drsuapi_DsReplicaSync(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsReplicaSync *r)
{
WERROR status;
uint32_t timeout;
status = drs_security_level_check(dce_call, "DsReplicaSync", SECURITY_DOMAIN_CONTROLLER, NULL);
if (!W_ERROR_IS_OK(status)) {
return status;
}
if (r->in.level != 1) {
DEBUG(0,("DsReplicaSync called with unsupported level %d\n", r->in.level));
return WERR_DS_DRA_INVALID_PARAMETER;
}
if (r->in.req->req1.options & DRSUAPI_DRS_ASYNC_OP) {
timeout = IRPC_CALL_TIMEOUT;
} else {
/*
* use Infinite time for timeout in case
* the caller made a sync call
*/
timeout = IRPC_CALL_TIMEOUT_INF;
}
dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx,
r, NDR_DRSUAPI_DSREPLICASYNC,
&ndr_table_drsuapi,
"dreplsrv", "DsReplicaSync",
timeout);
return WERR_OK;
}
/*
drsuapi_DsReplicaAdd
*/
static WERROR dcesrv_drsuapi_DsReplicaAdd(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsReplicaAdd *r)
{
DRSUAPI_UNSUPPORTED(drsuapi_DsReplicaAdd);
}
/*
drsuapi_DsReplicaDel
*/
static WERROR dcesrv_drsuapi_DsReplicaDel(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsReplicaDel *r)
{
DRSUAPI_UNSUPPORTED(drsuapi_DsReplicaDel);
}
/*
drsuapi_DsReplicaModify
*/
static WERROR dcesrv_drsuapi_DsReplicaMod(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsReplicaMod *r)
{
DRSUAPI_UNSUPPORTED(drsuapi_DsReplicaMod);
}
/*
DRSUAPI_VERIFY_NAMES
*/
static WERROR dcesrv_DRSUAPI_VERIFY_NAMES(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct DRSUAPI_VERIFY_NAMES *r)
{
DRSUAPI_UNSUPPORTED(DRSUAPI_VERIFY_NAMES);
}
/*
drsuapi_DsGetMemberships
*/
static WERROR dcesrv_drsuapi_DsGetMemberships(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsGetMemberships *r)
{
DRSUAPI_UNSUPPORTED(drsuapi_DsGetMemberships);
}
/*
DRSUAPI_INTER_DOMAIN_MOVE
*/
static WERROR dcesrv_DRSUAPI_INTER_DOMAIN_MOVE(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct DRSUAPI_INTER_DOMAIN_MOVE *r)
{
DRSUAPI_UNSUPPORTED(DRSUAPI_INTER_DOMAIN_MOVE);
}
/*
drsuapi_DsGetNT4ChangeLog
*/
static WERROR dcesrv_drsuapi_DsGetNT4ChangeLog(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsGetNT4ChangeLog *r)
{
DRSUAPI_UNSUPPORTED(drsuapi_DsGetNT4ChangeLog);
}
/*
drsuapi_DsCrackNames
*/
static WERROR dcesrv_drsuapi_DsCrackNames(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsCrackNames *r)
{
WERROR status;
struct drsuapi_bind_state *b_state;
struct dcesrv_handle *h;
*r->out.level_out = r->in.level;
DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
b_state = h->data;
r->out.ctr = talloc_zero(mem_ctx, union drsuapi_DsNameCtr);
W_ERROR_HAVE_NO_MEMORY(r->out.ctr);
switch (r->in.level) {
case 1: {
struct drsuapi_DsNameCtr1 *ctr1;
struct drsuapi_DsNameInfo1 *names;
uint32_t i, count;
ctr1 = talloc(mem_ctx, struct drsuapi_DsNameCtr1);
W_ERROR_HAVE_NO_MEMORY(ctr1);
count = r->in.req->req1.count;
names = talloc_array(mem_ctx, struct drsuapi_DsNameInfo1, count);
W_ERROR_HAVE_NO_MEMORY(names);
for (i=0; i < count; i++) {
status = DsCrackNameOneName(b_state->sam_ctx, mem_ctx,
r->in.req->req1.format_flags,
r->in.req->req1.format_offered,
r->in.req->req1.format_desired,
r->in.req->req1.names[i].str,
&names[i]);
if (!W_ERROR_IS_OK(status)) {
return status;
}
}
ctr1->count = count;
ctr1->array = names;
r->out.ctr->ctr1 = ctr1;
return WERR_OK;
}
}
return WERR_UNKNOWN_LEVEL;
}
/*
drsuapi_DsRemoveDSServer
*/
static WERROR dcesrv_drsuapi_DsRemoveDSServer(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsRemoveDSServer *r)
{
struct drsuapi_bind_state *b_state;
struct dcesrv_handle *h;
struct ldb_dn *ntds_dn;
int ret;
bool ok;
WERROR status;
*r->out.level_out = 1;
status = drs_security_level_check(dce_call, "DsRemoveDSServer", SECURITY_DOMAIN_CONTROLLER, NULL);
if (!W_ERROR_IS_OK(status)) {
return status;
}
DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
b_state = h->data;
switch (r->in.level) {
case 1:
ntds_dn = ldb_dn_new(mem_ctx, b_state->sam_ctx, r->in.req->req1.server_dn);
W_ERROR_HAVE_NO_MEMORY(ntds_dn);
ok = ldb_dn_validate(ntds_dn);
if (!ok) {
return WERR_FOOBAR;
}
/* TODO: it's likely that we need more checks here */
ok = ldb_dn_add_child_fmt(ntds_dn, "CN=NTDS Settings");
if (!ok) {
return WERR_FOOBAR;
}
if (r->in.req->req1.commit) {
ret = ldb_delete(b_state->sam_ctx, ntds_dn);
if (ret != LDB_SUCCESS) {
return WERR_FOOBAR;
}
}
return WERR_OK;
default:
break;
}
return WERR_FOOBAR;
}
/*
DRSUAPI_REMOVE_DS_DOMAIN
*/
static WERROR dcesrv_DRSUAPI_REMOVE_DS_DOMAIN(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct DRSUAPI_REMOVE_DS_DOMAIN *r)
{
DRSUAPI_UNSUPPORTED(DRSUAPI_REMOVE_DS_DOMAIN);
}
/* Obtain the site name from a server DN */
static const char *result_site_name(struct ldb_dn *server_dn)
{
/* Format is cn=<NETBIOS name>,cn=Servers,cn=<site>,cn=sites.... */
const struct ldb_val *val = ldb_dn_get_component_val(server_dn, 2);
const char *name = ldb_dn_get_component_name(server_dn, 2);
if (!name || (ldb_attr_cmp(name, "cn") != 0)) {
/* Ensure this matches the format. This gives us a
* bit more confidence that a 'cn' value will be a
* ascii string */
return NULL;
}
if (val) {
return (char *)val->data;
}
return NULL;
}
/*
drsuapi_DsGetDomainControllerInfo
*/
static WERROR dcesrv_drsuapi_DsGetDomainControllerInfo_1(struct drsuapi_bind_state *b_state,
TALLOC_CTX *mem_ctx,
struct drsuapi_DsGetDomainControllerInfo *r)
{
struct ldb_dn *sites_dn;
struct ldb_result *res;
const char *attrs_account_1[] = { "cn", "dnsHostName", NULL };
const char *attrs_account_2[] = { "cn", "dnsHostName", "objectGUID", NULL };
const char *attrs_none[] = { NULL };
const char *attrs_site[] = { "objectGUID", NULL };
const char *attrs_ntds[] = { "options", "objectGUID", NULL };
const char *attrs_1[] = { "serverReference", "cn", "dnsHostName", NULL };
const char *attrs_2[] = { "serverReference", "cn", "dnsHostName", "objectGUID", NULL };
const char **attrs;
struct drsuapi_DsGetDCInfoCtr1 *ctr1;
struct drsuapi_DsGetDCInfoCtr2 *ctr2;
int ret;
unsigned int i;
*r->out.level_out = r->in.req->req1.level;
r->out.ctr = talloc(mem_ctx, union drsuapi_DsGetDCInfoCtr);
W_ERROR_HAVE_NO_MEMORY(r->out.ctr);
sites_dn = samdb_sites_dn(b_state->sam_ctx, mem_ctx);
if (!sites_dn) {
return WERR_DS_OBJ_NOT_FOUND;
}
switch (*r->out.level_out) {
case -1:
/* this level is not like the others */
return WERR_UNKNOWN_LEVEL;
case 1:
attrs = attrs_1;
break;
case 2:
attrs = attrs_2;
break;
default:
return WERR_UNKNOWN_LEVEL;
}
ret = ldb_search(b_state->sam_ctx, mem_ctx, &res, sites_dn, LDB_SCOPE_SUBTREE, attrs,
"objectClass=server");
if (ret) {
DEBUG(1, ("searching for servers in sites DN %s failed: %s\n",
ldb_dn_get_linearized(sites_dn), ldb_errstring(b_state->sam_ctx)));
return WERR_GENERAL_FAILURE;
}
switch (*r->out.level_out) {
case 1:
ctr1 = &r->out.ctr->ctr1;
ctr1->count = res->count;
ctr1->array = talloc_zero_array(mem_ctx,
struct drsuapi_DsGetDCInfo1,
res->count);
for (i=0; i < res->count; i++) {
struct ldb_dn *domain_dn;
struct ldb_result *res_domain;
struct ldb_result *res_account;
struct ldb_dn *ntds_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
struct ldb_dn *ref_dn
= ldb_msg_find_attr_as_dn(b_state->sam_ctx,
mem_ctx, res->msgs[i],
"serverReference");
if (!ntds_dn || !ldb_dn_add_child_fmt(ntds_dn, "CN=NTDS Settings")) {
return WERR_NOMEM;
}
ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_account, ref_dn,
LDB_SCOPE_BASE, attrs_account_1, "objectClass=computer");
if (ret == LDB_SUCCESS && res_account->count == 1) {
const char *errstr;
ctr1->array[i].dns_name
= ldb_msg_find_attr_as_string(res_account->msgs[0], "dNSHostName", NULL);
ctr1->array[i].netbios_name
= ldb_msg_find_attr_as_string(res_account->msgs[0], "cn", NULL);
ctr1->array[i].computer_dn
= ldb_dn_get_linearized(res_account->msgs[0]->dn);
/* Determine if this is the PDC */
ret = samdb_search_for_parent_domain(b_state->sam_ctx,
mem_ctx, res_account->msgs[0]->dn,
&domain_dn, &errstr);
if (ret == LDB_SUCCESS) {
ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_domain, domain_dn,
LDB_SCOPE_BASE, attrs_none, "fSMORoleOwner=%s",
ldb_dn_get_linearized(ntds_dn));
if (ret) {
return WERR_GENERAL_FAILURE;
}
if (res_domain->count == 1) {
ctr1->array[i].is_pdc = true;
}
}
}
if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
DEBUG(5, ("warning: searching for computer DN %s failed: %s\n",
ldb_dn_get_linearized(ref_dn), ldb_errstring(b_state->sam_ctx)));
}
/* Look at server DN and extract site component */
ctr1->array[i].site_name = result_site_name(res->msgs[i]->dn);
ctr1->array[i].server_dn = ldb_dn_get_linearized(res->msgs[i]->dn);
ctr1->array[i].is_enabled = true;
}
break;
case 2:
ctr2 = &r->out.ctr->ctr2;
ctr2->count = res->count;
ctr2->array = talloc_zero_array(mem_ctx,
struct drsuapi_DsGetDCInfo2,
res->count);
for (i=0; i < res->count; i++) {
struct ldb_dn *domain_dn;
struct ldb_result *res_domain;
struct ldb_result *res_account;
struct ldb_dn *ntds_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
struct ldb_result *res_ntds;
struct ldb_dn *site_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
struct ldb_result *res_site;
struct ldb_dn *ref_dn
= ldb_msg_find_attr_as_dn(b_state->sam_ctx,
mem_ctx, res->msgs[i],
"serverReference");
if (!ntds_dn || !ldb_dn_add_child_fmt(ntds_dn, "CN=NTDS Settings")) {
return WERR_NOMEM;
}
/* Format is cn=<NETBIOS name>,cn=Servers,cn=<site>,cn=sites.... */
if (!site_dn || !ldb_dn_remove_child_components(site_dn, 2)) {
return WERR_NOMEM;
}
ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_ntds, ntds_dn,
LDB_SCOPE_BASE, attrs_ntds, "objectClass=nTDSDSA");
if (ret == LDB_SUCCESS && res_ntds->count == 1) {
ctr2->array[i].is_gc
= (ldb_msg_find_attr_as_int(res_ntds->msgs[0], "options", 0) == 1);
ctr2->array[i].ntds_guid
= samdb_result_guid(res_ntds->msgs[0], "objectGUID");
ctr2->array[i].ntds_dn = ldb_dn_get_linearized(res_ntds->msgs[0]->dn);
}
if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
DEBUG(5, ("warning: searching for NTDS DN %s failed: %s\n",
ldb_dn_get_linearized(ntds_dn), ldb_errstring(b_state->sam_ctx)));
}
ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_site, site_dn,
LDB_SCOPE_BASE, attrs_site, "objectClass=site");
if (ret == LDB_SUCCESS && res_site->count == 1) {
ctr2->array[i].site_guid
= samdb_result_guid(res_site->msgs[0], "objectGUID");
ctr2->array[i].site_dn = ldb_dn_get_linearized(res_site->msgs[0]->dn);
}
if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
DEBUG(5, ("warning: searching for site DN %s failed: %s\n",
ldb_dn_get_linearized(site_dn), ldb_errstring(b_state->sam_ctx)));
}
ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_account, ref_dn,
LDB_SCOPE_BASE, attrs_account_2, "objectClass=computer");
if (ret == LDB_SUCCESS && res_account->count == 1) {
const char *errstr;
ctr2->array[i].dns_name
= ldb_msg_find_attr_as_string(res_account->msgs[0], "dNSHostName", NULL);
ctr2->array[i].netbios_name
= ldb_msg_find_attr_as_string(res_account->msgs[0], "cn", NULL);
ctr2->array[i].computer_dn = ldb_dn_get_linearized(res_account->msgs[0]->dn);
ctr2->array[i].computer_guid
= samdb_result_guid(res_account->msgs[0], "objectGUID");
/* Determine if this is the PDC */
ret = samdb_search_for_parent_domain(b_state->sam_ctx,
mem_ctx, res_account->msgs[0]->dn,
&domain_dn, &errstr);
if (ret == LDB_SUCCESS) {
ret = ldb_search(b_state->sam_ctx, mem_ctx, &res_domain, domain_dn,
LDB_SCOPE_BASE, attrs_none, "fSMORoleOwner=%s",
ldb_dn_get_linearized(ntds_dn));
if (ret == LDB_SUCCESS && res_domain->count == 1) {
ctr2->array[i].is_pdc = true;
}
if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
DEBUG(5, ("warning: searching for domain DN %s failed: %s\n",
ldb_dn_get_linearized(domain_dn), ldb_errstring(b_state->sam_ctx)));
}
}
}
if ((ret != LDB_SUCCESS) && (ret != LDB_ERR_NO_SUCH_OBJECT)) {
DEBUG(5, ("warning: searching for computer account DN %s failed: %s\n",
ldb_dn_get_linearized(ref_dn), ldb_errstring(b_state->sam_ctx)));
}
/* Look at server DN and extract site component */
ctr2->array[i].site_name = result_site_name(res->msgs[i]->dn);
ctr2->array[i].server_dn = ldb_dn_get_linearized(res->msgs[i]->dn);
ctr2->array[i].server_guid
= samdb_result_guid(res->msgs[i], "objectGUID");
ctr2->array[i].is_enabled = true;
}
break;
}
return WERR_OK;
}
/*
drsuapi_DsGetDomainControllerInfo
*/
static WERROR dcesrv_drsuapi_DsGetDomainControllerInfo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsGetDomainControllerInfo *r)
{
struct dcesrv_handle *h;
struct drsuapi_bind_state *b_state;
DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
b_state = h->data;
switch (r->in.level) {
case 1:
return dcesrv_drsuapi_DsGetDomainControllerInfo_1(b_state, mem_ctx, r);
}
return WERR_UNKNOWN_LEVEL;
}
/*
drsuapi_DsExecuteKCC
*/
static WERROR dcesrv_drsuapi_DsExecuteKCC(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsExecuteKCC *r)
{
WERROR status;
status = drs_security_level_check(dce_call, "DsExecuteKCC", SECURITY_DOMAIN_CONTROLLER, NULL);
if (!W_ERROR_IS_OK(status)) {
return status;
}
dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx, r, NDR_DRSUAPI_DSEXECUTEKCC,
&ndr_table_drsuapi, "kccsrv", "DsExecuteKCC",
IRPC_CALL_TIMEOUT);
return WERR_OK;
}
/*
drsuapi_DsReplicaGetInfo
*/
static WERROR dcesrv_drsuapi_DsReplicaGetInfo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsReplicaGetInfo *r)
{
enum security_user_level level;
if (!lpcfg_parm_bool(dce_call->conn->dce_ctx->lp_ctx, NULL,
"drs", "disable_sec_check", false)) {
level = security_session_user_level(dce_call->conn->auth_state.session_info, NULL);
if (level < SECURITY_ADMINISTRATOR) {
DEBUG(1,(__location__ ": Administrator access required for DsReplicaGetInfo\n"));
security_token_debug(2, dce_call->conn->auth_state.session_info->security_token);
return WERR_DS_DRA_ACCESS_DENIED;
}
}
dcesrv_irpc_forward_rpc_call(dce_call, mem_ctx, r, NDR_DRSUAPI_DSREPLICAGETINFO,
&ndr_table_drsuapi, "kccsrv", "DsReplicaGetInfo",
IRPC_CALL_TIMEOUT);
return WERR_OK;
}
/*
DRSUAPI_ADD_SID_HISTORY
*/
static WERROR dcesrv_DRSUAPI_ADD_SID_HISTORY(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct DRSUAPI_ADD_SID_HISTORY *r)
{
DRSUAPI_UNSUPPORTED(DRSUAPI_ADD_SID_HISTORY);
}
/*
drsuapi_DsGetMemberships2
*/
static WERROR dcesrv_drsuapi_DsGetMemberships2(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_DsGetMemberships2 *r)
{
DRSUAPI_UNSUPPORTED(drsuapi_DsGetMemberships2);
}
/*
DRSUAPI_REPLICA_VERIFY_OBJECTS
*/
static WERROR dcesrv_DRSUAPI_REPLICA_VERIFY_OBJECTS(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct DRSUAPI_REPLICA_VERIFY_OBJECTS *r)
{
DRSUAPI_UNSUPPORTED(DRSUAPI_REPLICA_VERIFY_OBJECTS);
}
/*
DRSUAPI_GET_OBJECT_EXISTENCE
*/
static WERROR dcesrv_DRSUAPI_GET_OBJECT_EXISTENCE(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct DRSUAPI_GET_OBJECT_EXISTENCE *r)
{
DRSUAPI_UNSUPPORTED(DRSUAPI_GET_OBJECT_EXISTENCE);
}
/*
drsuapi_QuerySitesByCost
*/
static WERROR dcesrv_drsuapi_QuerySitesByCost(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
struct drsuapi_QuerySitesByCost *r)
{
DRSUAPI_UNSUPPORTED(drsuapi_QuerySitesByCost);
}
/* include the generated boilerplate */
#include "librpc/gen_ndr/ndr_drsuapi_s.c"
|