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nfs4acls: Use talloc_realloc()
[Samba.git] / source3 / libnet / libnet_dssync.c
blob94f06285a89d45c9212ff136416772554458b216
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
32 static 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
52 NTSTATUS 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
71 static 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
88 static 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 attr);
117 }
118 }
119 }
120 /****************************************************************
121 ****************************************************************/
122
123 static NTSTATUS libnet_dssync_bind(TALLOC_CTX *mem_ctx,
124 struct dssync_context *ctx)
125 {
126 NTSTATUS status;
127 WERROR werr;
128
129 struct GUID bind_guid;
130 struct drsuapi_DsBindInfoCtr bind_info;
131 struct drsuapi_DsBindInfo28 info28;
132 struct dcerpc_binding_handle *b = ctx->cli->binding_handle;
133
134 ZERO_STRUCT(info28);
135
136 GUID_from_string(DRSUAPI_DS_BIND_GUID, &bind_guid);
137
138 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_BASE;
139 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ASYNC_REPLICATION;
140 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_REMOVEAPI;
141 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_MOVEREQ_V2;
142 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHG_COMPRESS;
143 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V1;
144 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_RESTORE_USN_OPTIMIZATION;
145 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_KCC_EXECUTE;
146 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRY_V2;
147 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_LINKED_VALUE_REPLICATION;
148 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V2;
149 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_INSTANCE_TYPE_NOT_REQ_ON_MOD;
150 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_CRYPTO_BIND;
151 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GET_REPL_INFO;
152 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_STRONG_ENCRYPTION;
153 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_DCINFO_V01;
154 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_TRANSITIVE_MEMBERSHIP;
155 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADD_SID_HISTORY;
156 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_POST_BETA3;
157 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GET_MEMBERSHIPS2;
158 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V6;
159 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_NONDOMAIN_NCS;
160 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8;
161 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V5;
162 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V6;
163 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_ADDENTRYREPLY_V3;
164 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_GETCHGREPLY_V7;
165 info28.supported_extensions |= DRSUAPI_SUPPORTED_EXTENSION_VERIFY_OBJECT;
166 info28.site_guid = GUID_zero();
167 info28.pid = 508;
168 info28.repl_epoch = 0;
169
170 bind_info.length = 28;
171 bind_info.info.info28 = info28;
172
173 status = dcerpc_drsuapi_DsBind(b, mem_ctx,
174 &bind_guid,
175 &bind_info,
176 &ctx->bind_handle,
177 &werr);
178
179 if (!NT_STATUS_IS_OK(status)) {
180 return status;
181 }
182
183 if (!W_ERROR_IS_OK(werr)) {
184 return werror_to_ntstatus(werr);
185 }
186
187 ZERO_STRUCT(ctx->remote_info28);
188 switch (bind_info.length) {
189 case 24: {
190 struct drsuapi_DsBindInfo24 *info24;
191 info24 = &bind_info.info.info24;
192 ctx->remote_info28.site_guid = info24->site_guid;
193 ctx->remote_info28.supported_extensions = info24->supported_extensions;
194 ctx->remote_info28.pid = info24->pid;
195 ctx->remote_info28.repl_epoch = 0;
196 break;
197 }
198 case 28: {
199 ctx->remote_info28 = bind_info.info.info28;
200 break;
201 }
202 case 32: {
203 struct drsuapi_DsBindInfo32 *info32;
204 info32 = &bind_info.info.info32;
205 ctx->remote_info28.site_guid = info32->site_guid;
206 ctx->remote_info28.supported_extensions = info32->supported_extensions;
207 ctx->remote_info28.pid = info32->pid;
208 ctx->remote_info28.repl_epoch = info32->repl_epoch;
209 break;
210 }
211 case 48: {
212 struct drsuapi_DsBindInfo48 *info48;
213 info48 = &bind_info.info.info48;
214 ctx->remote_info28.site_guid = info48->site_guid;
215 ctx->remote_info28.supported_extensions = info48->supported_extensions;
216 ctx->remote_info28.pid = info48->pid;
217 ctx->remote_info28.repl_epoch = info48->repl_epoch;
218 break;
219 }
220 case 52: {
221 struct drsuapi_DsBindInfo52 *info52;
222 info52 = &bind_info.info.info52;
223 ctx->remote_info28.site_guid = info52->site_guid;
224 ctx->remote_info28.supported_extensions = info52->supported_extensions;
225 ctx->remote_info28.pid = info52->pid;
226 ctx->remote_info28.repl_epoch = info52->repl_epoch;
227 break;
228 }
229 default:
230 DEBUG(1, ("Warning: invalid info length in bind info: %d\n",
231 bind_info.length));
232 break;
233 }
234
235 return status;
236 }
237
238 /****************************************************************
239 ****************************************************************/
240
241 static NTSTATUS libnet_dssync_lookup_nc(TALLOC_CTX *mem_ctx,
242 struct dssync_context *ctx)
243 {
244 NTSTATUS status;
245 WERROR werr;
246 uint32_t level = 1;
247 union drsuapi_DsNameRequest req;
248 uint32_t level_out;
249 struct drsuapi_DsNameString names[1];
250 union drsuapi_DsNameCtr ctr;
251 struct dcerpc_binding_handle *b = ctx->cli->binding_handle;
252
253 names[0].str = talloc_asprintf(mem_ctx, "%s\\", ctx->domain_name);
254 NT_STATUS_HAVE_NO_MEMORY(names[0].str);
255
256 req.req1.codepage = 1252; /* german */
257 req.req1.language = 0x00000407; /* german */
258 req.req1.count = 1;
259 req.req1.names = names;
260 req.req1.format_flags = DRSUAPI_DS_NAME_FLAG_NO_FLAGS;
261 req.req1.format_offered = DRSUAPI_DS_NAME_FORMAT_UNKNOWN;
262 req.req1.format_desired = DRSUAPI_DS_NAME_FORMAT_FQDN_1779;
263
264 status = dcerpc_drsuapi_DsCrackNames(b, mem_ctx,
265 &ctx->bind_handle,
266 level,
267 &req,
268 &level_out,
269 &ctr,
270 &werr);
271 if (!NT_STATUS_IS_OK(status)) {
272 ctx->error_message = talloc_asprintf(ctx,
273 "Failed to lookup DN for domain name: %s",
274 get_friendly_nt_error_msg(status));
275 return status;
276 }
277
278 if (!W_ERROR_IS_OK(werr)) {
279 ctx->error_message = talloc_asprintf(ctx,
280 "Failed to lookup DN for domain name: %s",
281 get_friendly_werror_msg(werr));
282 return werror_to_ntstatus(werr);
283 }
284
285 if (ctr.ctr1->count != 1) {
286 return NT_STATUS_UNSUCCESSFUL;
287 }
288
289 if (ctr.ctr1->array[0].status != DRSUAPI_DS_NAME_STATUS_OK) {
290 return NT_STATUS_UNSUCCESSFUL;
291 }
292
293 ctx->nc_dn = talloc_strdup(mem_ctx, ctr.ctr1->array[0].result_name);
294 NT_STATUS_HAVE_NO_MEMORY(ctx->nc_dn);
295
296 if (!ctx->dns_domain_name) {
297 ctx->dns_domain_name = talloc_strdup_upper(mem_ctx,
298 ctr.ctr1->array[0].dns_domain_name);
299 NT_STATUS_HAVE_NO_MEMORY(ctx->dns_domain_name);
300 }
301
302 return NT_STATUS_OK;
303 }
304
305 /****************************************************************
306 ****************************************************************/
307
308 static NTSTATUS libnet_dssync_init(TALLOC_CTX *mem_ctx,
309 struct dssync_context *ctx)
310 {
311 NTSTATUS status;
312
313 status = libnet_dssync_bind(mem_ctx, ctx);
314 if (!NT_STATUS_IS_OK(status)) {
315 return status;
316 }
317
318 if (!ctx->nc_dn) {
319 status = libnet_dssync_lookup_nc(mem_ctx, ctx);
320 }
321
322 return status;
323 }
324
325 /****************************************************************
326 ****************************************************************/
327
328 static NTSTATUS libnet_dssync_build_request(TALLOC_CTX *mem_ctx,
329 struct dssync_context *ctx,
330 const char *dn,
331 struct replUpToDateVectorBlob *utdv,
332 uint32_t *plevel,
333 union drsuapi_DsGetNCChangesRequest *preq)
334 {
335 NTSTATUS status;
336 uint32_t count;
337 uint32_t level;
338 union drsuapi_DsGetNCChangesRequest req;
339 struct dom_sid null_sid;
340 enum drsuapi_DsExtendedOperation extended_op;
341 struct drsuapi_DsReplicaObjectIdentifier *nc = NULL;
342 struct drsuapi_DsReplicaCursorCtrEx *cursors = NULL;
343
344 uint32_t replica_flags = DRSUAPI_DRS_WRIT_REP |
345 DRSUAPI_DRS_INIT_SYNC |
346 DRSUAPI_DRS_PER_SYNC |
347 DRSUAPI_DRS_GET_ANC |
348 DRSUAPI_DRS_NEVER_SYNCED;
349
350 ZERO_STRUCT(null_sid);
351 ZERO_STRUCT(req);
352
353 if (ctx->remote_info28.supported_extensions
354 & DRSUAPI_SUPPORTED_EXTENSION_GETCHGREQ_V8)
355 {
356 level = 8;
357 } else {
358 level = 5;
359 }
360
361 nc = talloc_zero(mem_ctx, struct drsuapi_DsReplicaObjectIdentifier);
362 if (!nc) {
363 status = NT_STATUS_NO_MEMORY;
364 goto fail;
365 }
366 nc->dn = dn;
367 nc->guid = GUID_zero();
368 nc->sid = null_sid;
369
370 if (!ctx->single_object_replication &&
371 !ctx->force_full_replication && utdv)
372 {
373 cursors = talloc_zero(mem_ctx,
374 struct drsuapi_DsReplicaCursorCtrEx);
375 if (!cursors) {
376 status = NT_STATUS_NO_MEMORY;
377 goto fail;
378 }
379
380 switch (utdv->version) {
381 case 1:
382 cursors->count = utdv->ctr.ctr1.count;
383 cursors->cursors = utdv->ctr.ctr1.cursors;
384 break;
385 case 2:
386 cursors->count = utdv->ctr.ctr2.count;
387 cursors->cursors = talloc_array(cursors,
388 struct drsuapi_DsReplicaCursor,
389 cursors->count);
390 if (!cursors->cursors) {
391 status = NT_STATUS_NO_MEMORY;
392 goto fail;
393 }
394 for (count = 0; count < cursors->count; count++) {
395 cursors->cursors[count].source_dsa_invocation_id =
396 utdv->ctr.ctr2.cursors[count].source_dsa_invocation_id;
397 cursors->cursors[count].highest_usn =
398 utdv->ctr.ctr2.cursors[count].highest_usn;
399 }
400 break;
401 }
402 }
403
404 if (ctx->single_object_replication) {
405 extended_op = DRSUAPI_EXOP_REPL_OBJ;
406 } else {
407 extended_op = DRSUAPI_EXOP_NONE;
408 }
409
410 if (level == 8) {
411 req.req8.naming_context = nc;
412 req.req8.replica_flags = replica_flags;
413 req.req8.max_object_count = 402;
414 req.req8.max_ndr_size = 402116;
415 req.req8.uptodateness_vector = cursors;
416 req.req8.extended_op = extended_op;
417 } else if (level == 5) {
418 req.req5.naming_context = nc;
419 req.req5.replica_flags = replica_flags;
420 req.req5.max_object_count = 402;
421 req.req5.max_ndr_size = 402116;
422 req.req5.uptodateness_vector = cursors;
423 req.req5.extended_op = extended_op;
424 } else {
425 status = NT_STATUS_INVALID_PARAMETER;
426 goto fail;
427 }
428
429 if (plevel) {
430 *plevel = level;
431 }
432
433 if (preq) {
434 *preq = req;
435 }
436
437 return NT_STATUS_OK;
438
439 fail:
440 TALLOC_FREE(nc);
441 TALLOC_FREE(cursors);
442 return status;
443 }
444
445 static NTSTATUS libnet_dssync_getncchanges(TALLOC_CTX *mem_ctx,
446 struct dssync_context *ctx,
447 uint32_t level,
448 union drsuapi_DsGetNCChangesRequest *req,
449 struct replUpToDateVectorBlob **pnew_utdv)
450 {
451 NTSTATUS status;
452 WERROR werr;
453 union drsuapi_DsGetNCChangesCtr ctr;
454 struct drsuapi_DsGetNCChangesCtr1 *ctr1 = NULL;
455 struct drsuapi_DsGetNCChangesCtr6 *ctr6 = NULL;
456 struct replUpToDateVectorBlob *new_utdv = NULL;
457 uint32_t level_out = 0;
458 uint32_t out_level = 0;
459 int y;
460 bool last_query;
461 struct dcerpc_binding_handle *b = ctx->cli->binding_handle;
462
463 if (!ctx->single_object_replication) {
464 new_utdv = talloc_zero(mem_ctx, struct replUpToDateVectorBlob);
465 if (!new_utdv) {
466 status = NT_STATUS_NO_MEMORY;
467 goto out;
468 }
469 }
470
471 for (y=0, last_query = false; !last_query; y++) {
472 struct drsuapi_DsReplicaObjectListItemEx *first_object = NULL;
473 struct drsuapi_DsReplicaOIDMapping_Ctr *mapping_ctr = NULL;
474 uint32_t linked_attributes_count = 0;
475 struct drsuapi_DsReplicaLinkedAttribute *linked_attributes = NULL;
476
477 if (level == 8) {
478 DEBUG(1,("start[%d] tmp_higest_usn: %llu , highest_usn: %llu\n",y,
479 (long long)req->req8.highwatermark.tmp_highest_usn,
480 (long long)req->req8.highwatermark.highest_usn));
481 } else if (level == 5) {
482 DEBUG(1,("start[%d] tmp_higest_usn: %llu , highest_usn: %llu\n",y,
483 (long long)req->req5.highwatermark.tmp_highest_usn,
484 (long long)req->req5.highwatermark.highest_usn));
485 }
486
487 status = dcerpc_drsuapi_DsGetNCChanges(b, mem_ctx,
488 &ctx->bind_handle,
489 level,
490 req,
491 &level_out,
492 &ctr,
493 &werr);
494 if (!NT_STATUS_IS_OK(status)) {
495 ctx->error_message = talloc_asprintf(ctx,
496 "Failed to get NC Changes: %s",
497 get_friendly_nt_error_msg(status));
498 goto out;
499 }
500
501 if (!W_ERROR_IS_OK(werr)) {
502 status = werror_to_ntstatus(werr);
503 ctx->error_message = talloc_asprintf(ctx,
504 "Failed to get NC Changes: %s",
505 get_friendly_werror_msg(werr));
506 goto out;
507 }
508
509 if (level_out == 1) {
510 out_level = 1;
511 ctr1 = &ctr.ctr1;
512 } else if (level_out == 2 && ctr.ctr2.mszip1.ts) {
513 out_level = 1;
514 ctr1 = &ctr.ctr2.mszip1.ts->ctr1;
515 } else if (level_out == 6) {
516 out_level = 6;
517 ctr6 = &ctr.ctr6;
518 } else if (level_out == 7
519 && ctr.ctr7.level == 6
520 && ctr.ctr7.type == DRSUAPI_COMPRESSION_TYPE_MSZIP
521 && ctr.ctr7.ctr.mszip6.ts) {
522 out_level = 6;
523 ctr6 = &ctr.ctr7.ctr.mszip6.ts->ctr6;
524 } else if (level_out == 7
525 && ctr.ctr7.level == 6
526 && ctr.ctr7.type == DRSUAPI_COMPRESSION_TYPE_XPRESS
527 && ctr.ctr7.ctr.xpress6.ts) {
528 out_level = 6;
529 ctr6 = &ctr.ctr7.ctr.xpress6.ts->ctr6;
530 }
531
532 if (out_level == 1) {
533 DEBUG(1,("end[%d] tmp_highest_usn: %llu , highest_usn: %llu\n",y,
534 (long long)ctr1->new_highwatermark.tmp_highest_usn,
535 (long long)ctr1->new_highwatermark.highest_usn));
536
537 first_object = ctr1->first_object;
538 mapping_ctr = &ctr1->mapping_ctr;
539
540 if (ctr1->more_data) {
541 req->req5.highwatermark = ctr1->new_highwatermark;
542 } else {
543 last_query = true;
544 if (ctr1->uptodateness_vector &&
545 !ctx->single_object_replication)
546 {
547 new_utdv->version = 1;
548 new_utdv->ctr.ctr1.count =
549 ctr1->uptodateness_vector->count;
550 new_utdv->ctr.ctr1.cursors =
551 ctr1->uptodateness_vector->cursors;
552 }
553 }
554 } else if (out_level == 6) {
555 DEBUG(1,("end[%d] tmp_highest_usn: %llu , highest_usn: %llu\n",y,
556 (long long)ctr6->new_highwatermark.tmp_highest_usn,
557 (long long)ctr6->new_highwatermark.highest_usn));
558
559 first_object = ctr6->first_object;
560 mapping_ctr = &ctr6->mapping_ctr;
561
562 linked_attributes = ctr6->linked_attributes;
563 linked_attributes_count = ctr6->linked_attributes_count;
564
565 if (ctr6->more_data) {
566 req->req8.highwatermark = ctr6->new_highwatermark;
567 } else {
568 last_query = true;
569 if (ctr6->uptodateness_vector &&
570 !ctx->single_object_replication)
571 {
572 new_utdv->version = 2;
573 new_utdv->ctr.ctr2.count =
574 ctr6->uptodateness_vector->count;
575 new_utdv->ctr.ctr2.cursors =
576 ctr6->uptodateness_vector->cursors;
577 }
578 }
579 }
580
581 status = cli_get_session_key(mem_ctx, ctx->cli, &ctx->session_key);
582 if (!NT_STATUS_IS_OK(status)) {
583 ctx->error_message = talloc_asprintf(ctx,
584 "Failed to get Session Key: %s",
585 nt_errstr(status));
586 goto out;
587 }
588
589 libnet_dssync_decrypt_attributes(mem_ctx,
590 &ctx->session_key,
591 first_object);
592
593 if (ctx->ops->process_objects) {
594 status = ctx->ops->process_objects(ctx, mem_ctx,
595 first_object,
596 mapping_ctr);
597 if (!NT_STATUS_IS_OK(status)) {
598 ctx->error_message = talloc_asprintf(ctx,
599 "Failed to call processing function: %s",
600 nt_errstr(status));
601 goto out;
602 }
603 }
604
605 if (linked_attributes_count == 0) {
606 continue;
607 }
608
609 if (ctx->ops->process_links) {
610 status = ctx->ops->process_links(ctx, mem_ctx,
611 linked_attributes_count,
612 linked_attributes,
613 mapping_ctr);
614 if (!NT_STATUS_IS_OK(status)) {
615 ctx->error_message = talloc_asprintf(ctx,
616 "Failed to call processing function: %s",
617 nt_errstr(status));
618 goto out;
619 }
620 }
621 }
622
623 *pnew_utdv = new_utdv;
624
625 out:
626 return status;
627 }
628
629 static NTSTATUS libnet_dssync_process(TALLOC_CTX *mem_ctx,
630 struct dssync_context *ctx)
631 {
632 NTSTATUS status;
633
634 uint32_t level = 0;
635 union drsuapi_DsGetNCChangesRequest req;
636 struct replUpToDateVectorBlob *old_utdv = NULL;
637 struct replUpToDateVectorBlob *pnew_utdv = NULL;
638 const char **dns;
639 uint32_t dn_count;
640 uint32_t count;
641
642 if (ctx->ops->startup) {
643 status = ctx->ops->startup(ctx, mem_ctx, &old_utdv);
644 if (!NT_STATUS_IS_OK(status)) {
645 ctx->error_message = talloc_asprintf(ctx,
646 "Failed to call startup operation: %s",
647 nt_errstr(status));
648 goto out;
649 }
650 }
651
652 if (ctx->single_object_replication && ctx->object_dns) {
653 dns = ctx->object_dns;
654 dn_count = ctx->object_count;
655 } else {
656 dns = &ctx->nc_dn;
657 dn_count = 1;
658 }
659
660 status = NT_STATUS_OK;
661
662 for (count=0; count < dn_count; count++) {
663 status = libnet_dssync_build_request(mem_ctx, ctx,
664 dns[count],
665 old_utdv, &level,
666 &req);
667 if (!NT_STATUS_IS_OK(status)) {
668 goto out;
669 }
670
671 status = libnet_dssync_getncchanges(mem_ctx, ctx, level, &req,
672 &pnew_utdv);
673 if (!NT_STATUS_IS_OK(status)) {
674 if (!ctx->error_message) {
675 ctx->error_message = talloc_asprintf(ctx,
676 "Failed to call DsGetNCCHanges: %s",
677 nt_errstr(status));
678 }
679 goto out;
680 }
681 }
682
683 if (ctx->ops->finish) {
684 status = ctx->ops->finish(ctx, mem_ctx, pnew_utdv);
685 if (!NT_STATUS_IS_OK(status)) {
686 ctx->error_message = talloc_asprintf(ctx,
687 "Failed to call finishing operation: %s",
688 nt_errstr(status));
689 goto out;
690 }
691 }
692
693 out:
694 return status;
695 }
696
697 /****************************************************************
698 ****************************************************************/
699
700 NTSTATUS libnet_dssync(TALLOC_CTX *mem_ctx,
701 struct dssync_context *ctx)
702 {
703 NTSTATUS status;
704 TALLOC_CTX *tmp_ctx;
705
706 tmp_ctx = talloc_new(mem_ctx);
707 if (!tmp_ctx) {
708 return NT_STATUS_NO_MEMORY;
709 }
710
711 status = libnet_dssync_init(tmp_ctx, ctx);
712 if (!NT_STATUS_IS_OK(status)) {
713 goto out;
714 }
715
716 status = libnet_dssync_process(tmp_ctx, ctx);
717 if (!NT_STATUS_IS_OK(status)) {
718 goto out;
719 }
720
721 out:
722 TALLOC_FREE(tmp_ctx);
723 return status;
724 }
725
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