source: vendor/current/source3/libnet/libnet_dssync.c

Last change on this file was 988, checked in by Silvan Scherrer, 9 years ago

Samba Server: update vendor to version 4.4.3
File size: 19.8 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3
4 Copyright (C) Stefan (metze) Metzmacher 2005
5 Copyright (C) Guenther Deschner 2008
6 Copyright (C) Michael Adam 2008
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
20*/
21
22
23#include "includes.h"
24#include "libnet/libnet_dssync.h"
25#include "rpc_client/cli_pipe.h"
26#include "../libcli/drsuapi/drsuapi.h"
27#include "../librpc/gen_ndr/ndr_drsuapi_c.h"
28
29/****************************************************************
30****************************************************************/
31
32static int libnet_dssync_free_context(struct dssync_context *ctx)
33{
34 WERROR result;
35 struct dcerpc_binding_handle *b;
36
37 if (!ctx) {
38 return 0;
39 }
40
41 if (is_valid_policy_hnd(&ctx->bind_handle) && ctx->cli) {
42 b = ctx->cli->binding_handle;
43 dcerpc_drsuapi_DsUnbind(b, ctx, &ctx->bind_handle, &result);
44 }
45
46 return 0;
47}
48
49/****************************************************************
50****************************************************************/
51
52NTSTATUS libnet_dssync_init_context(TALLOC_CTX *mem_ctx,
53 struct dssync_context **ctx_p)
54{
55 struct dssync_context *ctx;
56
57 ctx = talloc_zero(mem_ctx, struct dssync_context);
58 NT_STATUS_HAVE_NO_MEMORY(ctx);
59
60 talloc_set_destructor(ctx, libnet_dssync_free_context);
61 ctx->clean_old_entries = false;
62
63 *ctx_p = ctx;
64
65 return NT_STATUS_OK;
66}
67
68/****************************************************************
69****************************************************************/
70
71static void parse_obj_identifier(struct drsuapi_DsReplicaObjectIdentifier *id,
72 uint32_t *rid)
73{
74 if (!id || !rid) {
75 return;
76 }
77
78 *rid = 0;
79
80 if (id->sid.num_auths > 0) {
81 *rid = id->sid.sub_auths[id->sid.num_auths - 1];
82 }
83}
84
85/****************************************************************
86****************************************************************/
87
88static void libnet_dssync_decrypt_attributes(TALLOC_CTX *mem_ctx,
89 DATA_BLOB *session_key,
90 struct drsuapi_DsReplicaObjectListItemEx *cur)
91{
92 for (; cur; cur = cur->next_object) {
93
94 uint32_t i;
95 uint32_t rid = 0;
96
97 parse_obj_identifier(cur->object.identifier, &rid);
98
99 for (i=0; i < cur->object.attribute_ctr.num_attributes; i++) {
100
101 struct drsuapi_DsReplicaAttribute *attr;
102
103 attr = &cur->object.attribute_ctr.attributes[i];
104
105 if (attr->value_ctr.num_values < 1) {
106 continue;
107 }
108
109 if (!attr->value_ctr.values[0].blob) {
110 continue;
111 }
112
113 drsuapi_decrypt_attribute(mem_ctx,
114 session_key,
115 rid,
116 0,
117 attr);
118 }
119 }
120}
121/****************************************************************
122****************************************************************/
123
124static NTSTATUS libnet_dssync_bind(TALLOC_CTX *mem_ctx,
125 struct dssync_context *ctx)
126{
127 NTSTATUS status;
128 WERROR werr;
129
130 struct GUID bind_guid;
131 struct drsuapi_DsBindInfoCtr bind_info;
132 struct drsuapi_DsBindInfo28 info28;
133 struct dcerpc_binding_handle *b = ctx->cli->binding_handle;
134
135 ZERO_STRUCT(info28);
136
137 GUID_from_string(DRSUAPI_DS_BIND_GUID, &bind_guid);
138
139 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_BASE;
140 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION;
141 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI;
142 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2;
143 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS;
144 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1;
145 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION;
146 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE;
147 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2;
148 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION;
149 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2;
150 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD;
151 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND;
152 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO;
153 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION;
154 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01;
155 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP;
156 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY;
157 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3;
158 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2;
159 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6;
160 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS;
161 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8;
162 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5;
163 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6;
164 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3;
165 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7;
166 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT;
167 info28.site_guid = GUID_zero();
168 info28.pid = 508;
169 info28.repl_epoch = 0;
170
171 bind_info.length = 28;
172 bind_info.info.info28 = info28;
173
174 status = dcerpc_drsuapi_DsBind(b, mem_ctx,
175 &bind_guid,
176 &bind_info,
177 &ctx->bind_handle,
178 &werr);
179
180 if (!NT_STATUS_IS_OK(status)) {
181 return status;
182 }
183
184 if (!W_ERROR_IS_OK(werr)) {
185 return werror_to_ntstatus(werr);
186 }
187
188 ZERO_STRUCT(ctx->remote_info28);
189 switch (bind_info.length) {
190 case 24: {
191 struct drsuapi_DsBindInfo24 *info24;
192 info24 = &bind_info.info.info24;
193 ctx->remote_info28.site_guid = info24->site_guid;
194 ctx->remote_info28.supported_extensions = info24->supported_extensions;
195 ctx->remote_info28.pid = info24->pid;
196 ctx->remote_info28.repl_epoch = 0;
197 break;
198 }
199 case 28: {
200 ctx->remote_info28 = bind_info.info.info28;
201 break;
202 }
203 case 32: {
204 struct drsuapi_DsBindInfo32 *info32;
205 info32 = &bind_info.info.info32;
206 ctx->remote_info28.site_guid = info32->site_guid;
207 ctx->remote_info28.supported_extensions = info32->supported_extensions;
208 ctx->remote_info28.pid = info32->pid;
209 ctx->remote_info28.repl_epoch = info32->repl_epoch;
210 break;
211 }
212 case 48: {
213 struct drsuapi_DsBindInfo48 *info48;
214 info48 = &bind_info.info.info48;
215 ctx->remote_info28.site_guid = info48->site_guid;
216 ctx->remote_info28.supported_extensions = info48->supported_extensions;
217 ctx->remote_info28.pid = info48->pid;
218 ctx->remote_info28.repl_epoch = info48->repl_epoch;
219 break;
220 }
221 case 52: {
222 struct drsuapi_DsBindInfo52 *info52;
223 info52 = &bind_info.info.info52;
224 ctx->remote_info28.site_guid = info52->site_guid;
225 ctx->remote_info28.supported_extensions = info52->supported_extensions;
226 ctx->remote_info28.pid = info52->pid;
227 ctx->remote_info28.repl_epoch = info52->repl_epoch;
228 break;
229 }
230 default:
231 DEBUG(1, ("Warning: invalid info length in bind info: %d\n",
232 bind_info.length));
233 break;
234 }
235
236 return status;
237}
238
239/****************************************************************
240****************************************************************/
241
242static NTSTATUS libnet_dssync_lookup_nc(TALLOC_CTX *mem_ctx,
243 struct dssync_context *ctx)
244{
245 NTSTATUS status;
246 WERROR werr;
247 uint32_t level = 1;
248 union drsuapi_DsNameRequest req;
249 uint32_t level_out;
250 struct drsuapi_DsNameString names[1];
251 union drsuapi_DsNameCtr ctr;
252 struct dcerpc_binding_handle *b = ctx->cli->binding_handle;
253
254 names[0].str = talloc_asprintf(mem_ctx, "%s\\", ctx->domain_name);
255 NT_STATUS_HAVE_NO_MEMORY(names[0].str);
256
257 req.req1.codepage = 1252; /* german */
258 req.req1.language = 0x00000407; /* german */
259 req.req1.count = 1;
260 req.req1.names = names;
261 req.req1.format_flags = DRSUAPI_DS_NAME_FLAG_NO_FLAGS;
262 req.req1.format_offered = DRSUAPI_DS_NAME_FORMAT_UNKNOWN;
263 req.req1.format_desired = DRSUAPI_DS_NAME_FORMAT_FQDN_1779;
264
265 status = dcerpc_drsuapi_DsCrackNames(b, mem_ctx,
266 &ctx->bind_handle,
267 level,
268 &req,
269 &level_out,
270 &ctr,
271 &werr);
272 if (!NT_STATUS_IS_OK(status)) {
273 ctx->error_message = talloc_asprintf(ctx,
274 "Failed to lookup DN for domain name: %s",
275 get_friendly_nt_error_msg(status));
276 return status;
277 }
278
279 if (!W_ERROR_IS_OK(werr)) {
280 ctx->error_message = talloc_asprintf(ctx,
281 "Failed to lookup DN for domain name: %s",
282 get_friendly_werror_msg(werr));
283 return werror_to_ntstatus(werr);
284 }
285
286 if (ctr.ctr1->count != 1) {
287 return NT_STATUS_UNSUCCESSFUL;
288 }
289
290 if (ctr.ctr1->array[0].status != DRSUAPI_DS_NAME_STATUS_OK) {
291 return NT_STATUS_UNSUCCESSFUL;
292 }
293
294 ctx->nc_dn = talloc_strdup(mem_ctx, ctr.ctr1->array[0].result_name);
295 NT_STATUS_HAVE_NO_MEMORY(ctx->nc_dn);
296
297 if (!ctx->dns_domain_name) {
298 ctx->dns_domain_name = talloc_strdup_upper(mem_ctx,
299 ctr.ctr1->array[0].dns_domain_name);
300 NT_STATUS_HAVE_NO_MEMORY(ctx->dns_domain_name);
301 }
302
303 return NT_STATUS_OK;
304}
305
306/****************************************************************
307****************************************************************/
308
309static NTSTATUS libnet_dssync_init(TALLOC_CTX *mem_ctx,
310 struct dssync_context *ctx)
311{
312 NTSTATUS status;
313
314 status = libnet_dssync_bind(mem_ctx, ctx);
315 if (!NT_STATUS_IS_OK(status)) {
316 return status;
317 }
318
319 if (!ctx->nc_dn) {
320 status = libnet_dssync_lookup_nc(mem_ctx, ctx);
321 }
322
323 return status;
324}
325
326/****************************************************************
327****************************************************************/
328
329static NTSTATUS libnet_dssync_build_request(TALLOC_CTX *mem_ctx,
330 struct dssync_context *ctx,
331 const char *dn,
332 struct replUpToDateVectorBlob *utdv,
333 uint32_t *plevel,
334 union drsuapi_DsGetNCChangesRequest *preq)
335{
336 NTSTATUS status;
337 uint32_t count;
338 uint32_t level;
339 union drsuapi_DsGetNCChangesRequest req;
340 struct dom_sid null_sid;
341 enum drsuapi_DsExtendedOperation extended_op;
342 struct drsuapi_DsReplicaObjectIdentifier *nc = NULL;
343 struct drsuapi_DsReplicaCursorCtrEx *cursors = NULL;
344
345 uint32_t replica_flags = DRSUAPI_DRS_WRIT_REP |
346 DRSUAPI_DRS_INIT_SYNC |
347 DRSUAPI_DRS_PER_SYNC |
348 DRSUAPI_DRS_GET_ANC |
349 DRSUAPI_DRS_NEVER_SYNCED;
350
351 ZERO_STRUCT(null_sid);
352 ZERO_STRUCT(req);
353
354 if (ctx->remote_info28.supported_extensions
355 & DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8)
356 {
357 level = 8;
358 } else {
359 level = 5;
360 }
361
362 nc = talloc_zero(mem_ctx, struct drsuapi_DsReplicaObjectIdentifier);
363 if (!nc) {
364 status = NT_STATUS_NO_MEMORY;
365 goto fail;
366 }
367 nc->dn = dn;
368 nc->guid = GUID_zero();
369 nc->sid = null_sid;
370
371 if (!ctx->single_object_replication &&
372 !ctx->force_full_replication && utdv)
373 {
374 cursors = talloc_zero(mem_ctx,
375 struct drsuapi_DsReplicaCursorCtrEx);
376 if (!cursors) {
377 status = NT_STATUS_NO_MEMORY;
378 goto fail;
379 }
380
381 switch (utdv->version) {
382 case 1:
383 cursors->count = utdv->ctr.ctr1.count;
384 cursors->cursors = utdv->ctr.ctr1.cursors;
385 break;
386 case 2:
387 cursors->count = utdv->ctr.ctr2.count;
388 cursors->cursors = talloc_array(cursors,
389 struct drsuapi_DsReplicaCursor,
390 cursors->count);
391 if (!cursors->cursors) {
392 status = NT_STATUS_NO_MEMORY;
393 goto fail;
394 }
395 for (count = 0; count < cursors->count; count++) {
396 cursors->cursors[count].source_dsa_invocation_id =
397 utdv->ctr.ctr2.cursors[count].source_dsa_invocation_id;
398 cursors->cursors[count].highest_usn =
399 utdv->ctr.ctr2.cursors[count].highest_usn;
400 }
401 break;
402 }
403 }
404
405 if (ctx->single_object_replication) {
406 extended_op = DRSUAPI_EXOP_REPL_OBJ;
407 } else {
408 extended_op = DRSUAPI_EXOP_NONE;
409 }
410
411 if (level == 8) {
412 req.req8.naming_context = nc;
413 req.req8.replica_flags = replica_flags;
414 req.req8.max_object_count = 402;
415 req.req8.max_ndr_size = 402116;
416 req.req8.uptodateness_vector = cursors;
417 req.req8.extended_op = extended_op;
418 } else if (level == 5) {
419 req.req5.naming_context = nc;
420 req.req5.replica_flags = replica_flags;
421 req.req5.max_object_count = 402;
422 req.req5.max_ndr_size = 402116;
423 req.req5.uptodateness_vector = cursors;
424 req.req5.extended_op = extended_op;
425 } else {
426 status = NT_STATUS_INVALID_PARAMETER;
427 goto fail;
428 }
429
430 if (plevel) {
431 *plevel = level;
432 }
433
434 if (preq) {
435 *preq = req;
436 }
437
438 return NT_STATUS_OK;
439
440fail:
441 TALLOC_FREE(nc);
442 TALLOC_FREE(cursors);
443 return status;
444}
445
446static NTSTATUS libnet_dssync_getncchanges(TALLOC_CTX *mem_ctx,
447 struct dssync_context *ctx,
448 uint32_t level,
449 union drsuapi_DsGetNCChangesRequest *req,
450 struct replUpToDateVectorBlob **pnew_utdv)
451{
452 NTSTATUS status;
453 WERROR werr;
454 union drsuapi_DsGetNCChangesCtr ctr;
455 struct drsuapi_DsGetNCChangesCtr1 *ctr1 = NULL;
456 struct drsuapi_DsGetNCChangesCtr6 *ctr6 = NULL;
457 struct replUpToDateVectorBlob *new_utdv = NULL;
458 uint32_t level_out = 0;
459 uint32_t out_level = 0;
460 int y;
461 bool last_query;
462 struct dcerpc_binding_handle *b = ctx->cli->binding_handle;
463
464 if (!ctx->single_object_replication) {
465 new_utdv = talloc_zero(mem_ctx, struct replUpToDateVectorBlob);
466 if (!new_utdv) {
467 status = NT_STATUS_NO_MEMORY;
468 goto out;
469 }
470 }
471
472 for (y=0, last_query = false; !last_query; y++) {
473 struct drsuapi_DsReplicaObjectListItemEx *first_object = NULL;
474 struct drsuapi_DsReplicaOIDMapping_Ctr *mapping_ctr = NULL;
475 uint32_t linked_attributes_count = 0;
476 struct drsuapi_DsReplicaLinkedAttribute *linked_attributes = NULL;
477
478 if (level == 8) {
479 DEBUG(1,("start[%d] tmp_higest_usn: %llu , highest_usn: %llu\n",y,
480 (long long)req->req8.highwatermark.tmp_highest_usn,
481 (long long)req->req8.highwatermark.highest_usn));
482 } else if (level == 5) {
483 DEBUG(1,("start[%d] tmp_higest_usn: %llu , highest_usn: %llu\n",y,
484 (long long)req->req5.highwatermark.tmp_highest_usn,
485 (long long)req->req5.highwatermark.highest_usn));
486 }
487
488 status = dcerpc_drsuapi_DsGetNCChanges(b, mem_ctx,
489 &ctx->bind_handle,
490 level,
491 req,
492 &level_out,
493 &ctr,
494 &werr);
495 if (!NT_STATUS_IS_OK(status)) {
496 ctx->error_message = talloc_asprintf(ctx,
497 "Failed to get NC Changes: %s",
498 get_friendly_nt_error_msg(status));
499 goto out;
500 }
501
502 if (!W_ERROR_IS_OK(werr)) {
503 status = werror_to_ntstatus(werr);
504 ctx->error_message = talloc_asprintf(ctx,
505 "Failed to get NC Changes: %s",
506 get_friendly_werror_msg(werr));
507 goto out;
508 }
509
510 if (level_out == 1) {
511 out_level = 1;
512 ctr1 = &ctr.ctr1;
513 } else if (level_out == 2 && ctr.ctr2.mszip1.ts) {
514 out_level = 1;
515 ctr1 = &ctr.ctr2.mszip1.ts->ctr1;
516 } else if (level_out == 6) {
517 out_level = 6;
518 ctr6 = &ctr.ctr6;
519 } else if (level_out == 7
520 && ctr.ctr7.level == 6
521 && ctr.ctr7.type == DRSUAPI_COMPRESSION_TYPE_MSZIP
522 && ctr.ctr7.ctr.mszip6.ts) {
523 out_level = 6;
524 ctr6 = &ctr.ctr7.ctr.mszip6.ts->ctr6;
525 } else if (level_out == 7
526 && ctr.ctr7.level == 6
527 && ctr.ctr7.type == DRSUAPI_COMPRESSION_TYPE_XPRESS
528 && ctr.ctr7.ctr.xpress6.ts) {
529 out_level = 6;
530 ctr6 = &ctr.ctr7.ctr.xpress6.ts->ctr6;
531 }
532
533 if (out_level == 1) {
534 DEBUG(1,("end[%d] tmp_highest_usn: %llu , highest_usn: %llu\n",y,
535 (long long)ctr1->new_highwatermark.tmp_highest_usn,
536 (long long)ctr1->new_highwatermark.highest_usn));
537
538 first_object = ctr1->first_object;
539 mapping_ctr = &ctr1->mapping_ctr;
540
541 if (ctr1->more_data) {
542 req->req5.highwatermark = ctr1->new_highwatermark;
543 } else {
544 last_query = true;
545 if (ctr1->uptodateness_vector &&
546 !ctx->single_object_replication)
547 {
548 new_utdv->version = 1;
549 new_utdv->ctr.ctr1.count =
550 ctr1->uptodateness_vector->count;
551 new_utdv->ctr.ctr1.cursors =
552 ctr1->uptodateness_vector->cursors;
553 }
554 }
555 } else if (out_level == 6) {
556 DEBUG(1,("end[%d] tmp_highest_usn: %llu , highest_usn: %llu\n",y,
557 (long long)ctr6->new_highwatermark.tmp_highest_usn,
558 (long long)ctr6->new_highwatermark.highest_usn));
559
560 first_object = ctr6->first_object;
561 mapping_ctr = &ctr6->mapping_ctr;
562
563 linked_attributes = ctr6->linked_attributes;
564 linked_attributes_count = ctr6->linked_attributes_count;
565
566 if (ctr6->more_data) {
567 req->req8.highwatermark = ctr6->new_highwatermark;
568 } else {
569 last_query = true;
570 if (ctr6->uptodateness_vector &&
571 !ctx->single_object_replication)
572 {
573 new_utdv->version = 2;
574 new_utdv->ctr.ctr2.count =
575 ctr6->uptodateness_vector->count;
576 new_utdv->ctr.ctr2.cursors =
577 ctr6->uptodateness_vector->cursors;
578 }
579 }
580 }
581
582 status = cli_get_session_key(mem_ctx, ctx->cli, &ctx->session_key);
583 if (!NT_STATUS_IS_OK(status)) {
584 ctx->error_message = talloc_asprintf(ctx,
585 "Failed to get Session Key: %s",
586 nt_errstr(status));
587 goto out;
588 }
589
590 libnet_dssync_decrypt_attributes(mem_ctx,
591 &ctx->session_key,
592 first_object);
593
594 if (ctx->ops->process_objects) {
595 status = ctx->ops->process_objects(ctx, mem_ctx,
596 first_object,
597 mapping_ctr);
598 if (!NT_STATUS_IS_OK(status)) {
599 ctx->error_message = talloc_asprintf(ctx,
600 "Failed to call processing function: %s",
601 nt_errstr(status));
602 goto out;
603 }
604 }
605
606 if (linked_attributes_count == 0) {
607 continue;
608 }
609
610 if (ctx->ops->process_links) {
611 status = ctx->ops->process_links(ctx, mem_ctx,
612 linked_attributes_count,
613 linked_attributes,
614 mapping_ctr);
615 if (!NT_STATUS_IS_OK(status)) {
616 ctx->error_message = talloc_asprintf(ctx,
617 "Failed to call processing function: %s",
618 nt_errstr(status));
619 goto out;
620 }
621 }
622 }
623
624 *pnew_utdv = new_utdv;
625
626out:
627 return status;
628}
629
630static NTSTATUS libnet_dssync_process(TALLOC_CTX *mem_ctx,
631 struct dssync_context *ctx)
632{
633 NTSTATUS status;
634
635 uint32_t level = 0;
636 union drsuapi_DsGetNCChangesRequest req;
637 struct replUpToDateVectorBlob *old_utdv = NULL;
638 struct replUpToDateVectorBlob *pnew_utdv = NULL;
639 const char **dns;
640 uint32_t dn_count;
641 uint32_t count;
642
643 if (ctx->ops->startup) {
644 status = ctx->ops->startup(ctx, mem_ctx, &old_utdv);
645 if (!NT_STATUS_IS_OK(status)) {
646 ctx->error_message = talloc_asprintf(ctx,
647 "Failed to call startup operation: %s",
648 nt_errstr(status));
649 goto out;
650 }
651 }
652
653 if (ctx->single_object_replication && ctx->object_dns) {
654 dns = ctx->object_dns;
655 dn_count = ctx->object_count;
656 } else {
657 dns = &ctx->nc_dn;
658 dn_count = 1;
659 }
660
661 status = NT_STATUS_OK;
662
663 for (count=0; count < dn_count; count++) {
664 status = libnet_dssync_build_request(mem_ctx, ctx,
665 dns[count],
666 old_utdv, &level,
667 &req);
668 if (!NT_STATUS_IS_OK(status)) {
669 goto out;
670 }
671
672 status = libnet_dssync_getncchanges(mem_ctx, ctx, level, &req,
673 &pnew_utdv);
674 if (!NT_STATUS_IS_OK(status)) {
675 if (!ctx->error_message) {
676 ctx->error_message = talloc_asprintf(ctx,
677 "Failed to call DsGetNCCHanges: %s",
678 nt_errstr(status));
679 }
680 goto out;
681 }
682 }
683
684 if (ctx->ops->finish) {
685 status = ctx->ops->finish(ctx, mem_ctx, pnew_utdv);
686 if (!NT_STATUS_IS_OK(status)) {
687 ctx->error_message = talloc_asprintf(ctx,
688 "Failed to call finishing operation: %s",
689 nt_errstr(status));
690 goto out;
691 }
692 }
693
694 out:
695 return status;
696}
697
698/****************************************************************
699****************************************************************/
700
701NTSTATUS libnet_dssync(TALLOC_CTX *mem_ctx,
702 struct dssync_context *ctx)
703{
704 NTSTATUS status;
705 TALLOC_CTX *tmp_ctx;
706
707 tmp_ctx = talloc_new(mem_ctx);
708 if (!tmp_ctx) {
709 return NT_STATUS_NO_MEMORY;
710 }
711
712 status = libnet_dssync_init(tmp_ctx, ctx);
713 if (!NT_STATUS_IS_OK(status)) {
714 goto out;
715 }
716
717 status = libnet_dssync_process(tmp_ctx, ctx);
718 if (!NT_STATUS_IS_OK(status)) {
719 goto out;
720 }
721
722 out:
723 TALLOC_FREE(tmp_ctx);
724 return status;
725}
726
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