Line data Source code
1 : /*
2 : ldb database library
3 :
4 : Copyright (C) Simo Sorce 2005-2008
5 : Copyright (C) Andrew Bartlett <abartlet@samba.org> 2007-2009
6 :
7 : This program is free software; you can redistribute it and/or modify
8 : it under the terms of the GNU General Public License as published by
9 : the Free Software Foundation; either version 3 of the License, or
10 : (at your option) any later version.
11 :
12 : This program is distributed in the hope that it will be useful,
13 : but WITHOUT ANY WARRANTY; without even the implied warranty of
14 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 : GNU General Public License for more details.
16 :
17 : You should have received a copy of the GNU General Public License
18 : along with this program. If not, see <http://www.gnu.org/licenses/>.
19 : */
20 :
21 : /*
22 : * Name: ldb
23 : *
24 : * Component: ldb extended dn control module
25 : *
26 : * Description: this module builds a special dn for returned search
27 : * results, and fixes some other aspects of the result (returned case issues)
28 : * values.
29 : *
30 : * Authors: Simo Sorce
31 : * Andrew Bartlett
32 : */
33 :
34 : #include "includes.h"
35 : #include <ldb.h>
36 : #include <ldb_errors.h>
37 : #include <ldb_module.h>
38 : #include "libcli/security/security.h"
39 : #include "librpc/gen_ndr/ndr_misc.h"
40 : #include "librpc/gen_ndr/ndr_security.h"
41 : #include "librpc/ndr/libndr.h"
42 : #include "dsdb/samdb/samdb.h"
43 : #include "dsdb/samdb/ldb_modules/util.h"
44 :
45 : #undef strcasecmp
46 : #undef strncasecmp
47 :
48 : struct extended_dn_out_private {
49 : bool dereference;
50 : bool normalise;
51 : const char **attrs;
52 : };
53 :
54 25140975 : static char **copy_attrs(void *mem_ctx, const char * const * attrs)
55 : {
56 1341354 : char **nattrs;
57 1341354 : unsigned int i, num;
58 :
59 52682034 : for (num = 0; attrs[num]; num++);
60 :
61 25140975 : nattrs = talloc_array(mem_ctx, char *, num + 1);
62 25140975 : if (!nattrs) return NULL;
63 :
64 52682034 : for(i = 0; i < num; i++) {
65 27541059 : nattrs[i] = talloc_strdup(nattrs, attrs[i]);
66 27541059 : if (!nattrs[i]) {
67 0 : talloc_free(nattrs);
68 0 : return NULL;
69 : }
70 : }
71 25140975 : nattrs[i] = NULL;
72 :
73 25140975 : return nattrs;
74 : }
75 :
76 48811656 : static bool add_attrs(void *mem_ctx, char ***attrs, const char *attr)
77 : {
78 2631319 : char **nattrs;
79 2631319 : unsigned int num;
80 :
81 118000678 : for (num = 0; (*attrs)[num]; num++);
82 :
83 48811656 : nattrs = talloc_realloc(mem_ctx, *attrs, char *, num + 2);
84 48811656 : if (!nattrs) return false;
85 :
86 48811656 : *attrs = nattrs;
87 :
88 48811656 : nattrs[num] = talloc_strdup(nattrs, attr);
89 48811656 : if (!nattrs[num]) return false;
90 :
91 48811656 : nattrs[num + 1] = NULL;
92 :
93 48811656 : return true;
94 : }
95 :
96 : /* Inject the extended DN components, so the DN cn=Administrator,cn=users,dc=samba,dc=example,dc=com becomes
97 : <GUID=541203ae-f7d6-47ef-8390-bfcf019f9583>;<SID=S-1-5-21-4177067393-1453636373-93818737-500>;cn=Administrator,cn=users,dc=samba,dc=example,dc=com */
98 :
99 72905904 : static int inject_extended_dn_out(struct ldb_reply *ares,
100 : struct ldb_context *ldb,
101 : int type,
102 : bool remove_guid,
103 : bool remove_sid)
104 : {
105 1806497 : int ret;
106 1806497 : const DATA_BLOB *guid_blob;
107 1806497 : const DATA_BLOB *sid_blob;
108 :
109 72905904 : guid_blob = ldb_msg_find_ldb_val(ares->message, "objectGUID");
110 72905904 : sid_blob = ldb_msg_find_ldb_val(ares->message, "objectSid");
111 :
112 72905904 : if (!guid_blob) {
113 0 : ldb_set_errstring(ldb, "Did not find objectGUID to inject into extended DN");
114 0 : return LDB_ERR_OPERATIONS_ERROR;
115 : }
116 :
117 72905904 : ret = ldb_dn_set_extended_component(ares->message->dn, "GUID", guid_blob);
118 72905904 : if (ret != LDB_SUCCESS) {
119 0 : return ret;
120 : }
121 72905904 : if (sid_blob) {
122 9553626 : ret = ldb_dn_set_extended_component(ares->message->dn, "SID", sid_blob);
123 9553626 : if (ret != LDB_SUCCESS) {
124 0 : return ret;
125 : }
126 : }
127 :
128 72905904 : if (remove_guid) {
129 22542828 : ldb_msg_remove_attr(ares->message, "objectGUID");
130 : }
131 :
132 72905904 : if (sid_blob && remove_sid) {
133 8786593 : ldb_msg_remove_attr(ares->message, "objectSid");
134 : }
135 :
136 71099407 : return LDB_SUCCESS;
137 : }
138 :
139 : /* search */
140 : struct extended_search_context {
141 : struct ldb_module *module;
142 : const struct dsdb_schema *schema;
143 : struct ldb_request *req;
144 : bool inject;
145 : bool remove_guid;
146 : bool remove_sid;
147 : int extended_type;
148 : };
149 :
150 :
151 : /*
152 : fix one-way links to have the right string DN, to cope with
153 : renames of the target
154 : */
155 10852825 : static int fix_one_way_link(struct extended_search_context *ac, struct ldb_dn *dn,
156 : bool is_deleted_objects, bool *remove_value,
157 : uint32_t linkID)
158 : {
159 80437 : struct GUID guid;
160 80437 : NTSTATUS status;
161 80437 : int ret;
162 80437 : struct ldb_dn *real_dn;
163 80437 : uint32_t search_flags;
164 10852825 : TALLOC_CTX *tmp_ctx = talloc_new(ac);
165 10852825 : const char *attrs[] = { NULL };
166 80437 : struct ldb_result *res;
167 :
168 10852825 : (*remove_value) = false;
169 :
170 10852825 : status = dsdb_get_extended_dn_guid(dn, &guid, "GUID");
171 10852825 : if (!NT_STATUS_IS_OK(status)) {
172 : /* this is a strange DN that doesn't have a GUID! just
173 : return the current DN string?? */
174 39988 : talloc_free(tmp_ctx);
175 39988 : return LDB_SUCCESS;
176 : }
177 :
178 10812837 : search_flags = DSDB_FLAG_NEXT_MODULE | DSDB_SEARCH_SEARCH_ALL_PARTITIONS | DSDB_SEARCH_ONE_ONLY;
179 :
180 10812837 : if (linkID == 0) {
181 : /* You must ALWAYS show one-way links regardless of the state of the target */
182 10440070 : search_flags |= (DSDB_SEARCH_SHOW_DELETED | DSDB_SEARCH_SHOW_RECYCLED);
183 : }
184 :
185 10812837 : ret = dsdb_module_search(ac->module, tmp_ctx, &res, NULL, LDB_SCOPE_SUBTREE, attrs,
186 : search_flags, ac->req, "objectguid=%s", GUID_string(tmp_ctx, &guid));
187 10812837 : if (ret != LDB_SUCCESS || res->count != 1) {
188 : /* if we can't resolve this GUID, then we don't
189 : display the link. This could be a link to a NC that we don't
190 : have, or it could be a link to a deleted object
191 : */
192 6063 : (*remove_value) = true;
193 6063 : talloc_free(tmp_ctx);
194 6063 : return LDB_SUCCESS;
195 : }
196 10806774 : real_dn = res->msgs[0]->dn;
197 :
198 10806774 : if (strcmp(ldb_dn_get_linearized(dn), ldb_dn_get_linearized(real_dn)) == 0) {
199 : /* its already correct */
200 10677107 : talloc_free(tmp_ctx);
201 10677107 : return LDB_SUCCESS;
202 : }
203 :
204 : /* fix the DN by replacing its components with those from the
205 : * real DN
206 : */
207 129667 : if (!ldb_dn_replace_components(dn, real_dn)) {
208 0 : talloc_free(tmp_ctx);
209 0 : return ldb_operr(ldb_module_get_ctx(ac->module));
210 : }
211 129667 : talloc_free(tmp_ctx);
212 :
213 129667 : return LDB_SUCCESS;
214 : }
215 :
216 :
217 : /*
218 : this is called to post-process the results from the search
219 : */
220 136424829 : static int extended_callback(struct ldb_request *req, struct ldb_reply *ares)
221 : {
222 4953650 : struct extended_search_context *ac;
223 4953650 : int ret;
224 4953650 : unsigned int i, j, k;
225 4953650 : struct ldb_message *msg;
226 4953650 : struct extended_dn_out_private *p;
227 4953650 : struct ldb_context *ldb;
228 136424829 : bool have_reveal_control=false;
229 :
230 136424829 : ac = talloc_get_type(req->context, struct extended_search_context);
231 136424829 : p = talloc_get_type(ldb_module_get_private(ac->module), struct extended_dn_out_private);
232 136424829 : ldb = ldb_module_get_ctx(ac->module);
233 136424829 : if (!ares) {
234 0 : return ldb_module_done(ac->req, NULL, NULL,
235 : LDB_ERR_OPERATIONS_ERROR);
236 : }
237 136424829 : if (ares->error != LDB_SUCCESS) {
238 2173862 : return ldb_module_done(ac->req, ares->controls,
239 : ares->response, ares->error);
240 : }
241 :
242 134250967 : msg = ares->message;
243 :
244 134250967 : switch (ares->type) {
245 4248683 : case LDB_REPLY_REFERRAL:
246 4248683 : return ldb_module_send_referral(ac->req, ares->referral);
247 :
248 40706753 : case LDB_REPLY_DONE:
249 40706753 : return ldb_module_done(ac->req, ares->controls,
250 : ares->response, LDB_SUCCESS);
251 86707636 : case LDB_REPLY_ENTRY:
252 86707636 : break;
253 : }
254 :
255 89295531 : if (p && p->normalise) {
256 0 : ret = dsdb_fix_dn_rdncase(ldb, ares->message->dn);
257 0 : if (ret != LDB_SUCCESS) {
258 0 : return ldb_module_done(ac->req, NULL, NULL, ret);
259 : }
260 : }
261 :
262 89295531 : if (ac->inject) {
263 : /* for each record returned post-process to add any derived
264 : attributes that have been asked for */
265 74712401 : ret = inject_extended_dn_out(ares, ldb,
266 72905904 : ac->extended_type, ac->remove_guid,
267 72905904 : ac->remove_sid);
268 72905904 : if (ret != LDB_SUCCESS) {
269 0 : return ldb_module_done(ac->req, NULL, NULL, ret);
270 : }
271 : }
272 :
273 89295531 : if ((p && p->normalise) || ac->inject) {
274 72905904 : const struct ldb_val *val = ldb_msg_find_ldb_val(ares->message, "distinguishedName");
275 72905904 : if (val) {
276 1993585 : ldb_msg_remove_attr(ares->message, "distinguishedName");
277 1993585 : if (ac->inject) {
278 1993585 : ret = ldb_msg_add_steal_string(ares->message, "distinguishedName",
279 1993585 : ldb_dn_get_extended_linearized(ares->message, ares->message->dn, ac->extended_type));
280 : } else {
281 0 : ret = ldb_msg_add_linearized_dn(ares->message,
282 : "distinguishedName",
283 0 : ares->message->dn);
284 : }
285 1993585 : if (ret != LDB_SUCCESS) {
286 0 : return ldb_oom(ldb);
287 : }
288 : }
289 : }
290 :
291 2587895 : have_reveal_control =
292 89295531 : dsdb_request_has_control(req, LDB_CONTROL_REVEAL_INTERNALS);
293 :
294 : /*
295 : * Shortcut for repl_meta_data. We asked for the data
296 : * 'as-is', so stop processing here!
297 : */
298 89295531 : if (have_reveal_control && (p == NULL || !p->normalise) && ac->inject) {
299 4629747 : return ldb_module_send_entry(ac->req, msg, ares->controls);
300 : }
301 :
302 : /* Walk the returned elements (but only if we have a schema to
303 : * interpret the list with) */
304 642810858 : for (i = 0; ac->schema && i < msg->num_elements; i++) {
305 4407386 : bool make_extended_dn;
306 558145074 : bool bl_requested = true;
307 4407386 : const struct dsdb_attribute *attribute;
308 :
309 558145074 : attribute = dsdb_attribute_by_lDAPDisplayName(ac->schema, msg->elements[i].name);
310 558145074 : if (!attribute) {
311 0 : continue;
312 : }
313 :
314 558145074 : if (p && p->normalise) {
315 : /* If we are also in 'normalise' mode, then
316 : * fix the attribute names to be in the
317 : * correct case */
318 0 : msg->elements[i].name = talloc_strdup(msg->elements, attribute->lDAPDisplayName);
319 0 : if (!msg->elements[i].name) {
320 0 : ldb_oom(ldb);
321 0 : return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_OPERATIONS_ERROR);
322 : }
323 : }
324 :
325 : /* distinguishedName has been dealt with above */
326 558145074 : if (ldb_attr_cmp(msg->elements[i].name, "distinguishedName") == 0) {
327 2090794 : continue;
328 : }
329 :
330 : /* Look to see if this attributeSyntax is a DN */
331 556054280 : if (attribute->dn_format == DSDB_INVALID_DN) {
332 545441497 : continue;
333 : }
334 :
335 10612783 : make_extended_dn = ac->inject;
336 :
337 : /* Always show plain DN in case of Object(OR-Name) syntax */
338 10612783 : if (make_extended_dn) {
339 7011591 : make_extended_dn = (strcmp(attribute->syntax->ldap_oid, DSDB_SYNTAX_OR_NAME) != 0);
340 : }
341 :
342 10612783 : if (attribute->linkID & 1 &&
343 1819755 : attribute->bl_maybe_invisible &&
344 448 : !have_reveal_control)
345 : {
346 194 : const char * const *attrs = ac->req->op.search.attrs;
347 :
348 194 : if (attrs != NULL) {
349 188 : bl_requested = ldb_attr_in_list(attrs,
350 188 : attribute->lDAPDisplayName);
351 : } else {
352 6 : bl_requested = false;
353 : }
354 : }
355 :
356 30139634 : for (k = 0, j = 0; j < msg->elements[i].num_values; j++) {
357 421851 : const char *dn_str;
358 421851 : struct ldb_dn *dn;
359 19526851 : struct dsdb_dn *dsdb_dn = NULL;
360 19526851 : struct ldb_val *plain_dn = &msg->elements[i].values[j];
361 19526851 : bool is_deleted_objects = false;
362 421851 : uint32_t rmd_flags;
363 :
364 : /* this is a fast method for detecting deleted
365 : linked attributes, working on the unparsed
366 : ldb_val */
367 19526851 : rmd_flags = dsdb_dn_val_rmd_flags(plain_dn);
368 19526851 : if (rmd_flags & DSDB_RMD_FLAG_DELETED && !have_reveal_control) {
369 : /* it's a deleted linked attribute,
370 : and we don't have the reveal control */
371 : /* we won't keep this one, so not incrementing k */
372 176493 : continue;
373 : }
374 19350358 : if (rmd_flags & DSDB_RMD_FLAG_HIDDEN_BL && !bl_requested) {
375 : /*
376 : * Hidden backlinks are not revealed unless
377 : * requested.
378 : *
379 : * we won't keep this one, so not incrementing k
380 : */
381 20 : continue;
382 : }
383 :
384 19350338 : dsdb_dn = dsdb_dn_parse_trusted(msg, ldb, plain_dn, attribute->syntax->ldap_oid);
385 :
386 19350338 : if (!dsdb_dn) {
387 0 : ldb_asprintf_errstring(ldb,
388 : "could not parse %.*s in %s on %s as a %s DN",
389 0 : (int)plain_dn->length, plain_dn->data,
390 0 : msg->elements[i].name, ldb_dn_get_linearized(msg->dn),
391 0 : attribute->syntax->ldap_oid);
392 0 : talloc_free(dsdb_dn);
393 0 : return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_INVALID_DN_SYNTAX);
394 : }
395 19350338 : dn = dsdb_dn->dn;
396 :
397 : /* we need to know if this is a link to the
398 : deleted objects container for fixing one way
399 : links */
400 19350338 : if (dsdb_dn->extra_part.length == 16) {
401 4843598 : char *hex_string = data_blob_hex_string_upper(req, &dsdb_dn->extra_part);
402 4843598 : if (hex_string && strcmp(hex_string, DS_GUID_DELETED_OBJECTS_CONTAINER) == 0) {
403 412157 : is_deleted_objects = true;
404 : }
405 4843598 : talloc_free(hex_string);
406 : }
407 :
408 19350338 : if (p != NULL && p->normalise) {
409 0 : ret = dsdb_fix_dn_rdncase(ldb, dn);
410 0 : if (ret != LDB_SUCCESS) {
411 0 : talloc_free(dsdb_dn);
412 0 : return ldb_module_done(ac->req, NULL, NULL, ret);
413 : }
414 : }
415 :
416 : /* Look for this value in the attribute */
417 :
418 : /* note that we don't fixup objectCategory as
419 : it should not be possible to move
420 : objectCategory elements in the schema */
421 19350338 : if (attribute->one_way_link &&
422 10852825 : strcasecmp(attribute->lDAPDisplayName, "objectCategory") != 0) {
423 80437 : bool remove_value;
424 10933262 : ret = fix_one_way_link(ac, dn, is_deleted_objects, &remove_value,
425 10852825 : attribute->linkID);
426 10852825 : if (ret != LDB_SUCCESS) {
427 0 : talloc_free(dsdb_dn);
428 0 : return ldb_module_done(ac->req, NULL, NULL, ret);
429 : }
430 10852825 : if (remove_value && !have_reveal_control) {
431 : /* we show these with REVEAL
432 : to allow dbcheck to find and
433 : cleanup these orphaned links */
434 : /* we won't keep this one, so not incrementing k */
435 5498 : continue;
436 : }
437 : }
438 :
439 19344840 : if (make_extended_dn) {
440 14558948 : if (!ldb_dn_validate(dsdb_dn->dn)) {
441 0 : ldb_asprintf_errstring(ldb,
442 : "could not parse %.*s in %s on %s as a %s DN",
443 0 : (int)plain_dn->length, plain_dn->data,
444 0 : msg->elements[i].name, ldb_dn_get_linearized(msg->dn),
445 0 : attribute->syntax->ldap_oid);
446 0 : talloc_free(dsdb_dn);
447 0 : return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_INVALID_DN_SYNTAX);
448 : }
449 : /* don't let users see the internal extended
450 : GUID components */
451 14558948 : if (!have_reveal_control) {
452 14558948 : const char *accept[] = { "GUID", "SID", NULL };
453 14558948 : ldb_dn_extended_filter(dn, accept);
454 : }
455 14558948 : dn_str = dsdb_dn_get_extended_linearized(msg->elements[i].values,
456 : dsdb_dn, ac->extended_type);
457 : } else {
458 4785892 : dn_str = dsdb_dn_get_linearized(msg->elements[i].values,
459 : dsdb_dn);
460 : }
461 :
462 19344840 : if (!dn_str) {
463 0 : ldb_oom(ldb);
464 0 : talloc_free(dsdb_dn);
465 0 : return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_OPERATIONS_ERROR);
466 : }
467 19344840 : msg->elements[i].values[k] = data_blob_string_const(dn_str);
468 19344840 : talloc_free(dsdb_dn);
469 19344840 : k++;
470 : }
471 :
472 10612783 : if (k == 0) {
473 : /* we've deleted all of the values from this
474 : * element - remove the element */
475 1780 : ldb_msg_remove_element(msg, &msg->elements[i]);
476 1780 : i--;
477 : } else {
478 10611003 : msg->elements[i].num_values = k;
479 : }
480 : }
481 84665784 : return ldb_module_send_entry(ac->req, msg, ares->controls);
482 : }
483 :
484 136424829 : static int extended_callback_ldb(struct ldb_request *req, struct ldb_reply *ares)
485 : {
486 136424829 : return extended_callback(req, ares);
487 : }
488 :
489 44793414 : static int extended_dn_out_search(struct ldb_module *module, struct ldb_request *req,
490 : int (*callback)(struct ldb_request *req, struct ldb_reply *ares))
491 : {
492 2323205 : struct ldb_control *control;
493 2323205 : struct ldb_control *storage_format_control;
494 44793414 : struct ldb_extended_dn_control *extended_ctrl = NULL;
495 2323205 : struct extended_search_context *ac;
496 2323205 : struct ldb_request *down_req;
497 2323205 : char **new_attrs;
498 2323205 : const char * const *const_attrs;
499 44793414 : struct ldb_context *ldb = ldb_module_get_ctx(module);
500 2323205 : int ret;
501 :
502 44793414 : struct extended_dn_out_private *p = talloc_get_type(ldb_module_get_private(module), struct extended_dn_out_private);
503 :
504 : /* The schema manipulation does not apply to special DNs */
505 44793414 : if (ldb_dn_is_special(req->op.search.base)) {
506 1859097 : return ldb_next_request(module, req);
507 : }
508 :
509 : /* check if there's an extended dn control */
510 42934317 : control = ldb_request_get_control(req, LDB_CONTROL_EXTENDED_DN_OID);
511 42934317 : if (control && control->data) {
512 19820041 : extended_ctrl = talloc_get_type(control->data, struct ldb_extended_dn_control);
513 19820041 : if (!extended_ctrl) {
514 0 : return LDB_ERR_PROTOCOL_ERROR;
515 : }
516 : }
517 :
518 : /* Look to see if, as we are in 'store DN+GUID+SID' mode, the
519 : * client is after the storage format (to fill in linked
520 : * attributes) */
521 42934317 : storage_format_control = ldb_request_get_control(req, DSDB_CONTROL_DN_STORAGE_FORMAT_OID);
522 42934317 : if (!control && storage_format_control && storage_format_control->data) {
523 0 : extended_ctrl = talloc_get_type(storage_format_control->data, struct ldb_extended_dn_control);
524 0 : if (!extended_ctrl) {
525 0 : ldb_set_errstring(ldb, "extended_dn_out: extended_ctrl was of the wrong data type");
526 0 : return LDB_ERR_PROTOCOL_ERROR;
527 : }
528 : }
529 :
530 42934317 : ac = talloc_zero(req, struct extended_search_context);
531 42934317 : if (ac == NULL) {
532 0 : return ldb_oom(ldb);
533 : }
534 :
535 42934317 : ac->module = module;
536 42934317 : ac->schema = dsdb_get_schema(ldb, ac);
537 42934317 : ac->req = req;
538 42934317 : ac->inject = false;
539 42934317 : ac->remove_guid = false;
540 42934317 : ac->remove_sid = false;
541 :
542 42934317 : const_attrs = req->op.search.attrs;
543 :
544 : /* We only need to do special processing if we were asked for
545 : * the extended DN, or we are 'store DN+GUID+SID'
546 : * (!dereference) mode. (This is the normal mode for LDB on
547 : * tdb). */
548 42934317 : if (control || (storage_format_control && p)) {
549 27466763 : ac->inject = true;
550 27466763 : if (extended_ctrl) {
551 19820041 : ac->extended_type = extended_ctrl->type;
552 : } else {
553 7646722 : ac->extended_type = 0;
554 : }
555 :
556 : /* check if attrs only is specified, in that case check whether we need to modify them */
557 27466763 : if (req->op.search.attrs && !ldb_attr_in_list(req->op.search.attrs, "*")) {
558 25476255 : if (! ldb_attr_in_list(req->op.search.attrs, "objectGUID")) {
559 23844488 : ac->remove_guid = true;
560 : }
561 25476255 : if (! ldb_attr_in_list(req->op.search.attrs, "objectSid")) {
562 24967168 : ac->remove_sid = true;
563 : }
564 25476255 : if (ac->remove_guid || ac->remove_sid) {
565 25140975 : new_attrs = copy_attrs(ac, req->op.search.attrs);
566 25140975 : if (new_attrs == NULL) {
567 0 : return ldb_oom(ldb);
568 : }
569 :
570 25140975 : if (ac->remove_guid) {
571 23844488 : if (!add_attrs(ac, &new_attrs, "objectGUID"))
572 0 : return ldb_operr(ldb);
573 : }
574 25140975 : if (ac->remove_sid) {
575 24967168 : if (!add_attrs(ac, &new_attrs, "objectSid"))
576 0 : return ldb_operr(ldb);
577 : }
578 25140975 : const_attrs = (const char * const *)new_attrs;
579 : }
580 : }
581 : }
582 :
583 42934317 : ret = ldb_build_search_req_ex(&down_req,
584 : ldb, ac,
585 : req->op.search.base,
586 : req->op.search.scope,
587 : req->op.search.tree,
588 : const_attrs,
589 : req->controls,
590 : ac, callback,
591 : req);
592 42934317 : LDB_REQ_SET_LOCATION(down_req);
593 42934317 : if (ret != LDB_SUCCESS) {
594 0 : return ret;
595 : }
596 :
597 : /* mark extended DN and storage format controls as done */
598 42934317 : if (control) {
599 20483349 : control->critical = 0;
600 : }
601 :
602 42934317 : if (storage_format_control) {
603 7530825 : storage_format_control->critical = 0;
604 : }
605 :
606 : /* perform the search */
607 42934317 : return ldb_next_request(module, down_req);
608 : }
609 :
610 44793414 : static int extended_dn_out_ldb_search(struct ldb_module *module, struct ldb_request *req)
611 : {
612 44793414 : return extended_dn_out_search(module, req, extended_callback_ldb);
613 : }
614 :
615 182225 : static int extended_dn_out_ldb_init(struct ldb_module *module)
616 : {
617 6099 : int ret;
618 :
619 182225 : struct extended_dn_out_private *p = talloc(module, struct extended_dn_out_private);
620 6099 : struct dsdb_extended_dn_store_format *dn_format;
621 :
622 182225 : ldb_module_set_private(module, p);
623 :
624 182225 : if (!p) {
625 0 : return ldb_oom(ldb_module_get_ctx(module));
626 : }
627 :
628 182225 : dn_format = talloc(p, struct dsdb_extended_dn_store_format);
629 182225 : if (!dn_format) {
630 0 : talloc_free(p);
631 0 : return ldb_oom(ldb_module_get_ctx(module));
632 : }
633 :
634 182225 : dn_format->store_extended_dn_in_ldb = true;
635 182225 : ret = ldb_set_opaque(ldb_module_get_ctx(module), DSDB_EXTENDED_DN_STORE_FORMAT_OPAQUE_NAME, dn_format);
636 182225 : if (ret != LDB_SUCCESS) {
637 0 : talloc_free(p);
638 0 : return ret;
639 : }
640 :
641 182225 : p->dereference = false;
642 182225 : p->normalise = false;
643 :
644 182225 : ret = ldb_mod_register_control(module, LDB_CONTROL_EXTENDED_DN_OID);
645 182225 : if (ret != LDB_SUCCESS) {
646 0 : ldb_debug(ldb_module_get_ctx(module), LDB_DEBUG_ERROR,
647 : "extended_dn_out: Unable to register control with rootdse!\n");
648 0 : return ldb_operr(ldb_module_get_ctx(module));
649 : }
650 :
651 182225 : return ldb_next_init(module);
652 : }
653 :
654 : static const struct ldb_module_ops ldb_extended_dn_out_ldb_module_ops = {
655 : .name = "extended_dn_out_ldb",
656 : .search = extended_dn_out_ldb_search,
657 : .init_context = extended_dn_out_ldb_init,
658 : };
659 :
660 : /*
661 : initialise the module
662 : */
663 6286 : _PUBLIC_ int ldb_extended_dn_out_module_init(const char *version)
664 : {
665 445 : int ret;
666 6286 : LDB_MODULE_CHECK_VERSION(version);
667 6286 : ret = ldb_register_module(&ldb_extended_dn_out_ldb_module_ops);
668 6286 : if (ret != LDB_SUCCESS) {
669 0 : return ret;
670 : }
671 5841 : return LDB_SUCCESS;
672 : }
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