4 Copyright (C) Simo Sorce 2005-2008
5 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2007-2009
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.
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.
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/>.
24 * Component: ldb extended dn control module
26 * Description: this module builds a special dn for returned search
27 * results, and fixes some other aspects of the result (returned case issues)
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"
45 struct extended_dn_out_private {
48 struct dsdb_openldap_dereference_control *dereference_control;
52 /* Do the lazy init of the derererence control */
54 static int extended_dn_out_dereference_setup_control(struct ldb_context *ldb, struct extended_dn_out_private *p)
56 const struct dsdb_schema *schema;
57 struct dsdb_openldap_dereference_control *dereference_control;
58 struct dsdb_attribute *cur;
61 if (p->dereference_control) {
65 schema = dsdb_get_schema(ldb, p);
67 /* No schema on this DB (yet) */
71 p->dereference_control = dereference_control
72 = talloc_zero(p, struct dsdb_openldap_dereference_control);
74 if (!p->dereference_control) {
78 for (cur = schema->attributes; cur; cur = cur->next) {
79 if (dsdb_dn_oid_to_format(cur->syntax->ldap_oid) != DSDB_NORMAL_DN) {
82 dereference_control->dereference
83 = talloc_realloc(p, dereference_control->dereference,
84 struct dsdb_openldap_dereference *, i + 2);
85 if (!dereference_control) {
88 dereference_control->dereference[i] = talloc(dereference_control->dereference,
89 struct dsdb_openldap_dereference);
90 if (!dereference_control->dereference[i]) {
93 dereference_control->dereference[i]->source_attribute = cur->lDAPDisplayName;
94 dereference_control->dereference[i]->dereference_attribute = p->attrs;
96 dereference_control->dereference[i] = NULL;
101 static char **copy_attrs(void *mem_ctx, const char * const * attrs)
106 for (num = 0; attrs[num]; num++);
108 nattrs = talloc_array(mem_ctx, char *, num + 1);
109 if (!nattrs) return NULL;
111 for(i = 0; i < num; i++) {
112 nattrs[i] = talloc_strdup(nattrs, attrs[i]);
123 static bool add_attrs(void *mem_ctx, char ***attrs, const char *attr)
128 for (num = 0; (*attrs)[num]; num++);
130 nattrs = talloc_realloc(mem_ctx, *attrs, char *, num + 2);
131 if (!nattrs) return false;
135 nattrs[num] = talloc_strdup(nattrs, attr);
136 if (!nattrs[num]) return false;
138 nattrs[num + 1] = NULL;
143 /* Fix the DN so that the relative attribute names are in upper case so that the DN:
144 cn=Adminstrator,cn=users,dc=samba,dc=example,dc=com becomes
145 CN=Adminstrator,CN=users,DC=samba,DC=example,DC=com
147 static int fix_dn(struct ldb_context *ldb, struct ldb_dn *dn)
150 char *upper_rdn_attr;
152 for (i=0; i < ldb_dn_get_comp_num(dn); i++) {
153 /* We need the attribute name in upper case */
154 upper_rdn_attr = strupper_talloc(dn,
155 ldb_dn_get_component_name(dn, i));
156 if (!upper_rdn_attr) {
160 /* And replace it with CN=foo (we need the attribute in upper case */
161 ret = ldb_dn_set_component(dn, i, upper_rdn_attr,
162 *ldb_dn_get_component_val(dn, i));
163 talloc_free(upper_rdn_attr);
164 if (ret != LDB_SUCCESS) {
172 /* Inject the extended DN components, so the DN cn=Adminstrator,cn=users,dc=samba,dc=example,dc=com becomes
173 <GUID=541203ae-f7d6-47ef-8390-bfcf019f9583>;<SID=S-1-5-21-4177067393-1453636373-93818737-500>;cn=Adminstrator,cn=users,dc=samba,dc=example,dc=com */
175 static int inject_extended_dn_out(struct ldb_reply *ares,
176 struct ldb_context *ldb,
182 const DATA_BLOB *guid_blob;
183 const DATA_BLOB *sid_blob;
185 guid_blob = ldb_msg_find_ldb_val(ares->message, "objectGUID");
186 sid_blob = ldb_msg_find_ldb_val(ares->message, "objectSid");
189 ldb_set_errstring(ldb, "Did not find objectGUID to inject into extended DN");
190 return LDB_ERR_OPERATIONS_ERROR;
193 ret = ldb_dn_set_extended_component(ares->message->dn, "GUID", guid_blob);
194 if (ret != LDB_SUCCESS) {
198 ret = ldb_dn_set_extended_component(ares->message->dn, "SID", sid_blob);
199 if (ret != LDB_SUCCESS) {
205 ldb_msg_remove_attr(ares->message, "objectGUID");
208 if (sid_blob && remove_sid) {
209 ldb_msg_remove_attr(ares->message, "objectSid");
215 static int handle_dereference_openldap(struct ldb_dn *dn,
216 struct dsdb_openldap_dereference_result **dereference_attrs,
217 const char *attr, const DATA_BLOB *val)
219 const struct ldb_val *entryUUIDblob, *sid_blob;
220 struct ldb_message fake_msg; /* easier to use routines that expect an ldb_message */
223 fake_msg.num_elements = 0;
225 /* Look for this attribute in the returned control */
226 for (j = 0; dereference_attrs && dereference_attrs[j]; j++) {
227 struct ldb_val source_dn = data_blob_string_const(dereference_attrs[j]->dereferenced_dn);
228 if (ldb_attr_cmp(dereference_attrs[j]->source_attribute, attr) == 0
229 && data_blob_cmp(&source_dn, val) == 0) {
230 fake_msg.num_elements = dereference_attrs[j]->num_attributes;
231 fake_msg.elements = dereference_attrs[j]->attributes;
235 if (!fake_msg.num_elements) {
238 /* Look for an OpenLDAP entryUUID */
240 entryUUIDblob = ldb_msg_find_ldb_val(&fake_msg, "entryUUID");
243 struct ldb_val guid_blob;
246 status = GUID_from_data_blob(entryUUIDblob, &guid);
248 if (!NT_STATUS_IS_OK(status)) {
249 return LDB_ERR_INVALID_DN_SYNTAX;
251 status = GUID_to_ndr_blob(&guid, dn, &guid_blob);
252 if (!NT_STATUS_IS_OK(status)) {
253 return LDB_ERR_INVALID_DN_SYNTAX;
256 ldb_dn_set_extended_component(dn, "GUID", &guid_blob);
259 sid_blob = ldb_msg_find_ldb_val(&fake_msg, "objectSid");
261 /* Look for the objectSid */
263 ldb_dn_set_extended_component(dn, "SID", sid_blob);
268 static int handle_dereference_fds(struct ldb_dn *dn,
269 struct dsdb_openldap_dereference_result **dereference_attrs,
270 const char *attr, const DATA_BLOB *val)
272 const struct ldb_val *nsUniqueIdBlob, *sidBlob;
273 struct ldb_message fake_msg; /* easier to use routines that expect an ldb_message */
276 fake_msg.num_elements = 0;
278 /* Look for this attribute in the returned control */
279 for (j = 0; dereference_attrs && dereference_attrs[j]; j++) {
280 struct ldb_val source_dn = data_blob_string_const(dereference_attrs[j]->dereferenced_dn);
281 if (ldb_attr_cmp(dereference_attrs[j]->source_attribute, attr) == 0
282 && data_blob_cmp(&source_dn, val) == 0) {
283 fake_msg.num_elements = dereference_attrs[j]->num_attributes;
284 fake_msg.elements = dereference_attrs[j]->attributes;
288 if (!fake_msg.num_elements) {
292 /* Look for the nsUniqueId */
294 nsUniqueIdBlob = ldb_msg_find_ldb_val(&fake_msg, "nsUniqueId");
295 if (nsUniqueIdBlob) {
297 struct ldb_val guid_blob;
300 status = NS_GUID_from_string((char *)nsUniqueIdBlob->data, &guid);
302 if (!NT_STATUS_IS_OK(status)) {
303 return LDB_ERR_INVALID_DN_SYNTAX;
305 status = GUID_to_ndr_blob(&guid, dn, &guid_blob);
306 if (!NT_STATUS_IS_OK(status)) {
307 return LDB_ERR_INVALID_DN_SYNTAX;
310 ldb_dn_set_extended_component(dn, "GUID", &guid_blob);
313 /* Look for the objectSid */
315 sidBlob = ldb_msg_find_ldb_val(&fake_msg, "sambaSID");
317 enum ndr_err_code ndr_err;
319 struct ldb_val sid_blob;
322 sid = dom_sid_parse_length(NULL, sidBlob);
325 return LDB_ERR_INVALID_DN_SYNTAX;
328 ndr_err = ndr_push_struct_blob(&sid_blob, NULL, sid,
329 (ndr_push_flags_fn_t)ndr_push_dom_sid);
331 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
332 return LDB_ERR_INVALID_DN_SYNTAX;
335 ldb_dn_set_extended_component(dn, "SID", &sid_blob);
341 struct extended_search_context {
342 struct ldb_module *module;
343 const struct dsdb_schema *schema;
344 struct ldb_request *req;
353 fix one-way links to have the right string DN, to cope with
354 renames of the target
356 static int fix_one_way_link(struct extended_search_context *ac, struct ldb_dn *dn)
361 struct ldb_dn *real_dn;
363 status = dsdb_get_extended_dn_guid(dn, &guid, "GUID");
364 if (!NT_STATUS_IS_OK(status)) {
365 /* this is a strange DN that doesn't have a GUID! just
366 return the current DN string?? */
370 ret = dsdb_module_dn_by_guid(ac->module, dn, &guid, &real_dn, ac->req);
371 if (ret != LDB_SUCCESS) {
372 /* it could be on another server, we need to leave the
377 if (strcmp(ldb_dn_get_linearized(dn), ldb_dn_get_linearized(real_dn)) == 0) {
378 /* its already correct */
379 talloc_free(real_dn);
383 /* fix the DN by replacing its components with those from the
386 if (!ldb_dn_replace_components(dn, real_dn)) {
387 talloc_free(real_dn);
388 return ldb_operr(ldb_module_get_ctx(ac->module));
390 talloc_free(real_dn);
397 this is called to post-process the results from the search
399 static int extended_callback(struct ldb_request *req, struct ldb_reply *ares,
400 int (*handle_dereference)(struct ldb_dn *dn,
401 struct dsdb_openldap_dereference_result **dereference_attrs,
402 const char *attr, const DATA_BLOB *val))
404 struct extended_search_context *ac;
405 struct ldb_control *control;
406 struct dsdb_openldap_dereference_result_control *dereference_control = NULL;
409 struct ldb_message *msg;
410 struct extended_dn_out_private *p;
411 struct ldb_context *ldb;
412 bool have_reveal_control=false, checked_reveal_control=false;
414 ac = talloc_get_type(req->context, struct extended_search_context);
415 p = talloc_get_type(ldb_module_get_private(ac->module), struct extended_dn_out_private);
416 ldb = ldb_module_get_ctx(ac->module);
418 return ldb_module_done(ac->req, NULL, NULL,
419 LDB_ERR_OPERATIONS_ERROR);
421 if (ares->error != LDB_SUCCESS) {
422 return ldb_module_done(ac->req, ares->controls,
423 ares->response, ares->error);
428 switch (ares->type) {
429 case LDB_REPLY_REFERRAL:
430 return ldb_module_send_referral(ac->req, ares->referral);
433 return ldb_module_done(ac->req, ares->controls,
434 ares->response, LDB_SUCCESS);
435 case LDB_REPLY_ENTRY:
439 if (p && p->normalise) {
440 ret = fix_dn(ldb, ares->message->dn);
441 if (ret != LDB_SUCCESS) {
442 return ldb_module_done(ac->req, NULL, NULL, ret);
447 /* for each record returned post-process to add any derived
448 attributes that have been asked for */
449 ret = inject_extended_dn_out(ares, ldb,
450 ac->extended_type, ac->remove_guid,
452 if (ret != LDB_SUCCESS) {
453 return ldb_module_done(ac->req, NULL, NULL, ret);
457 if ((p && p->normalise) || ac->inject) {
458 const struct ldb_val *val = ldb_msg_find_ldb_val(ares->message, "distinguishedName");
460 ldb_msg_remove_attr(ares->message, "distinguishedName");
462 ret = ldb_msg_add_steal_string(ares->message, "distinguishedName",
463 ldb_dn_get_extended_linearized(ares->message, ares->message->dn, ac->extended_type));
465 ret = ldb_msg_add_linearized_dn(ares->message,
469 if (ret != LDB_SUCCESS) {
475 if (p && p->dereference) {
476 control = ldb_reply_get_control(ares, DSDB_OPENLDAP_DEREFERENCE_CONTROL);
478 if (control && control->data) {
479 dereference_control = talloc_get_type(control->data, struct dsdb_openldap_dereference_result_control);
483 /* Walk the returned elements (but only if we have a schema to
484 * interpret the list with) */
485 for (i = 0; ac->schema && i < msg->num_elements; i++) {
486 bool make_extended_dn;
487 const struct dsdb_attribute *attribute;
489 attribute = dsdb_attribute_by_lDAPDisplayName(ac->schema, msg->elements[i].name);
495 /* If we are also in 'normalise' mode, then
496 * fix the attribute names to be in the
498 msg->elements[i].name = talloc_strdup(msg->elements, attribute->lDAPDisplayName);
499 if (!msg->elements[i].name) {
501 return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_OPERATIONS_ERROR);
505 /* distinguishedName has been dealt with above */
506 if (ldb_attr_cmp(msg->elements[i].name, "distinguishedName") == 0) {
510 /* Look to see if this attributeSyntax is a DN */
511 if (dsdb_dn_oid_to_format(attribute->syntax->ldap_oid) == DSDB_INVALID_DN) {
515 make_extended_dn = ac->inject;
517 /* Always show plain DN in case of Object(OR-Name) syntax */
518 if (make_extended_dn) {
519 make_extended_dn = (strcmp(attribute->syntax->ldap_oid, DSDB_SYNTAX_OR_NAME) != 0);
522 for (j = 0; j < msg->elements[i].num_values; j++) {
525 struct dsdb_dn *dsdb_dn = NULL;
526 struct ldb_val *plain_dn = &msg->elements[i].values[j];
528 if (!checked_reveal_control) {
529 have_reveal_control =
530 ldb_request_get_control(req, LDB_CONTROL_REVEAL_INTERNALS) != NULL;
531 checked_reveal_control = true;
534 /* this is a fast method for detecting deleted
535 linked attributes, working on the unparsed
537 if (dsdb_dn_is_deleted_val(plain_dn) && !have_reveal_control) {
538 /* it's a deleted linked attribute,
539 and we don't have the reveal control */
540 memmove(&msg->elements[i].values[j],
541 &msg->elements[i].values[j+1],
542 (msg->elements[i].num_values-(j+1))*sizeof(struct ldb_val));
543 msg->elements[i].num_values--;
549 dsdb_dn = dsdb_dn_parse(msg, ldb, plain_dn, attribute->syntax->ldap_oid);
551 if (!dsdb_dn || !ldb_dn_validate(dsdb_dn->dn)) {
552 ldb_asprintf_errstring(ldb,
553 "could not parse %.*s in %s on %s as a %s DN",
554 (int)plain_dn->length, plain_dn->data,
555 msg->elements[i].name, ldb_dn_get_linearized(msg->dn),
556 attribute->syntax->ldap_oid);
557 talloc_free(dsdb_dn);
558 return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_INVALID_DN_SYNTAX);
562 /* don't let users see the internal extended
564 if (!have_reveal_control) {
565 const char *accept[] = { "GUID", "SID", "WKGUID", NULL };
566 ldb_dn_extended_filter(dn, accept);
570 ret = fix_dn(ldb, dn);
571 if (ret != LDB_SUCCESS) {
572 talloc_free(dsdb_dn);
573 return ldb_module_done(ac->req, NULL, NULL, ret);
577 /* If we are running in dereference mode (such
578 * as against OpenLDAP) then the DN in the msg
579 * above does not contain the extended values,
580 * and we need to look in the dereference
583 /* Look for this value in the attribute */
585 if (dereference_control) {
586 ret = handle_dereference(dn,
587 dereference_control->attributes,
588 msg->elements[i].name,
589 &msg->elements[i].values[j]);
590 if (ret != LDB_SUCCESS) {
591 talloc_free(dsdb_dn);
592 return ldb_module_done(ac->req, NULL, NULL, ret);
596 /* note that we don't fixup objectCategory as
597 it should not be possible to move
598 objectCategory elements in the schema */
599 if (attribute->one_way_link &&
600 strcasecmp(attribute->lDAPDisplayName, "objectCategory") != 0) {
601 ret = fix_one_way_link(ac, dn);
602 if (ret != LDB_SUCCESS) {
603 talloc_free(dsdb_dn);
604 return ldb_module_done(ac->req, NULL, NULL, ret);
608 if (make_extended_dn) {
609 dn_str = dsdb_dn_get_extended_linearized(msg->elements[i].values,
610 dsdb_dn, ac->extended_type);
612 dn_str = dsdb_dn_get_linearized(msg->elements[i].values,
618 talloc_free(dsdb_dn);
619 return ldb_module_done(ac->req, NULL, NULL, LDB_ERR_OPERATIONS_ERROR);
621 msg->elements[i].values[j] = data_blob_string_const(dn_str);
622 talloc_free(dsdb_dn);
624 if (msg->elements[i].num_values == 0) {
625 /* we've deleted all of the values from this
626 * element - remove the element */
627 memmove(&msg->elements[i],
629 (msg->num_elements-(i+1))*sizeof(struct ldb_message_element));
634 return ldb_module_send_entry(ac->req, msg, ares->controls);
637 static int extended_callback_ldb(struct ldb_request *req, struct ldb_reply *ares)
639 return extended_callback(req, ares, NULL);
642 static int extended_callback_openldap(struct ldb_request *req, struct ldb_reply *ares)
644 return extended_callback(req, ares, handle_dereference_openldap);
647 static int extended_callback_fds(struct ldb_request *req, struct ldb_reply *ares)
649 return extended_callback(req, ares, handle_dereference_fds);
652 static int extended_dn_out_search(struct ldb_module *module, struct ldb_request *req,
653 int (*callback)(struct ldb_request *req, struct ldb_reply *ares))
655 struct ldb_control *control;
656 struct ldb_control *storage_format_control;
657 struct ldb_extended_dn_control *extended_ctrl = NULL;
658 struct extended_search_context *ac;
659 struct ldb_request *down_req;
661 const char * const *const_attrs;
662 struct ldb_context *ldb = ldb_module_get_ctx(module);
666 struct extended_dn_out_private *p = talloc_get_type(ldb_module_get_private(module), struct extended_dn_out_private);
668 /* The schema manipulation does not apply to special DNs */
669 if (ldb_dn_is_special(req->op.search.base)) {
670 return ldb_next_request(module, req);
673 /* check if there's an extended dn control */
674 control = ldb_request_get_control(req, LDB_CONTROL_EXTENDED_DN_OID);
675 if (control && control->data) {
676 extended_ctrl = talloc_get_type(control->data, struct ldb_extended_dn_control);
677 if (!extended_ctrl) {
678 return LDB_ERR_PROTOCOL_ERROR;
682 /* Look to see if, as we are in 'store DN+GUID+SID' mode, the
683 * client is after the storage format (to fill in linked
685 storage_format_control = ldb_request_get_control(req, DSDB_CONTROL_DN_STORAGE_FORMAT_OID);
686 if (!control && storage_format_control && storage_format_control->data) {
687 extended_ctrl = talloc_get_type(storage_format_control->data, struct ldb_extended_dn_control);
688 if (!extended_ctrl) {
689 ldb_set_errstring(ldb, "extended_dn_out: extended_ctrl was of the wrong data type");
690 return LDB_ERR_PROTOCOL_ERROR;
694 ac = talloc_zero(req, struct extended_search_context);
700 ac->schema = dsdb_get_schema(ldb, ac);
703 ac->remove_guid = false;
704 ac->remove_sid = false;
706 const_attrs = req->op.search.attrs;
708 /* We only need to do special processing if we were asked for
709 * the extended DN, or we are 'store DN+GUID+SID'
710 * (!dereference) mode. (This is the normal mode for LDB on
712 if (control || (storage_format_control && p && !p->dereference)) {
715 ac->extended_type = extended_ctrl->type;
717 ac->extended_type = 0;
720 /* check if attrs only is specified, in that case check wether we need to modify them */
721 if (req->op.search.attrs && !is_attr_in_list(req->op.search.attrs, "*")) {
722 if (! is_attr_in_list(req->op.search.attrs, "objectGUID")) {
723 ac->remove_guid = true;
725 if (! is_attr_in_list(req->op.search.attrs, "objectSid")) {
726 ac->remove_sid = true;
728 if (ac->remove_guid || ac->remove_sid) {
729 new_attrs = copy_attrs(ac, req->op.search.attrs);
730 if (new_attrs == NULL) {
734 if (ac->remove_guid) {
735 if (!add_attrs(ac, &new_attrs, "objectGUID"))
736 return ldb_operr(ldb);
738 if (ac->remove_sid) {
739 if (!add_attrs(ac, &new_attrs, "objectSid"))
740 return ldb_operr(ldb);
742 const_attrs = (const char * const *)new_attrs;
747 ret = ldb_build_search_req_ex(&down_req,
750 req->op.search.scope,
756 LDB_REQ_SET_LOCATION(down_req);
757 if (ret != LDB_SUCCESS) {
761 /* mark extended DN and storage format controls as done */
763 critical = control->critical;
764 control->critical = 0;
767 if (storage_format_control) {
768 storage_format_control->critical = 0;
771 /* Add in dereference control, if we were asked to, we are
772 * using the 'dereference' mode (such as with an OpenLDAP
773 * backend) and have the control prepared */
774 if (control && p && p->dereference) {
775 ret = extended_dn_out_dereference_setup_control(ldb, p);
776 if (ret != LDB_SUCCESS) {
780 /* We should always have this, but before the schema
781 * is with us, things get tricky */
782 if (p->dereference_control) {
784 /* This control must *not* be critical,
785 * because if this particular request did not
786 * return any dereferencable attributes in the
787 * end, then OpenLDAP will reply with
788 * unavailableCriticalExtension, rather than
789 * just an empty return control */
790 ret = ldb_request_add_control(down_req,
791 DSDB_OPENLDAP_DEREFERENCE_CONTROL,
792 false, p->dereference_control);
793 if (ret != LDB_SUCCESS) {
799 /* perform the search */
800 return ldb_next_request(module, down_req);
803 static int extended_dn_out_ldb_search(struct ldb_module *module, struct ldb_request *req)
805 return extended_dn_out_search(module, req, extended_callback_ldb);
808 static int extended_dn_out_openldap_search(struct ldb_module *module, struct ldb_request *req)
810 return extended_dn_out_search(module, req, extended_callback_openldap);
813 static int extended_dn_out_fds_search(struct ldb_module *module, struct ldb_request *req)
815 return extended_dn_out_search(module, req, extended_callback_fds);
818 static int extended_dn_out_ldb_init(struct ldb_module *module)
822 struct extended_dn_out_private *p = talloc(module, struct extended_dn_out_private);
823 struct dsdb_extended_dn_store_format *dn_format;
825 ldb_module_set_private(module, p);
828 return ldb_oom(ldb_module_get_ctx(module));
831 dn_format = talloc(p, struct dsdb_extended_dn_store_format);
834 return ldb_oom(ldb_module_get_ctx(module));
837 dn_format->store_extended_dn_in_ldb = true;
838 ret = ldb_set_opaque(ldb_module_get_ctx(module), DSDB_EXTENDED_DN_STORE_FORMAT_OPAQUE_NAME, dn_format);
839 if (ret != LDB_SUCCESS) {
844 p->dereference = false;
845 p->normalise = false;
847 ret = ldb_mod_register_control(module, LDB_CONTROL_EXTENDED_DN_OID);
848 if (ret != LDB_SUCCESS) {
849 ldb_debug(ldb_module_get_ctx(module), LDB_DEBUG_ERROR,
850 "extended_dn_out: Unable to register control with rootdse!\n");
851 return ldb_operr(ldb_module_get_ctx(module));
854 return ldb_next_init(module);
857 static int extended_dn_out_dereference_init(struct ldb_module *module, const char *attrs[])
860 struct extended_dn_out_private *p = talloc_zero(module, struct extended_dn_out_private);
861 struct dsdb_extended_dn_store_format *dn_format;
863 ldb_module_set_private(module, p);
866 return ldb_module_oom(module);
869 dn_format = talloc(p, struct dsdb_extended_dn_store_format);
872 return ldb_module_oom(module);
875 dn_format->store_extended_dn_in_ldb = false;
877 ret = ldb_set_opaque(ldb_module_get_ctx(module), DSDB_EXTENDED_DN_STORE_FORMAT_OPAQUE_NAME, dn_format);
878 if (ret != LDB_SUCCESS) {
883 p->dereference = true;
886 /* At the moment, servers that need dereference also need the
887 * DN and attribute names to be normalised */
890 ret = ldb_mod_register_control(module, LDB_CONTROL_EXTENDED_DN_OID);
891 if (ret != LDB_SUCCESS) {
892 ldb_debug(ldb_module_get_ctx(module), LDB_DEBUG_ERROR,
893 "extended_dn_out: Unable to register control with rootdse!\n");
894 return ldb_operr(ldb_module_get_ctx(module));
897 return ldb_next_init(module);
900 static int extended_dn_out_openldap_init(struct ldb_module *module)
902 static const char *attrs[] = {
908 return extended_dn_out_dereference_init(module, attrs);
911 static int extended_dn_out_fds_init(struct ldb_module *module)
913 static const char *attrs[] = {
919 return extended_dn_out_dereference_init(module, attrs);
922 static const struct ldb_module_ops ldb_extended_dn_out_ldb_module_ops = {
923 .name = "extended_dn_out_ldb",
924 .search = extended_dn_out_ldb_search,
925 .init_context = extended_dn_out_ldb_init,
928 static const struct ldb_module_ops ldb_extended_dn_out_openldap_module_ops = {
929 .name = "extended_dn_out_openldap",
930 .search = extended_dn_out_openldap_search,
931 .init_context = extended_dn_out_openldap_init,
934 static const struct ldb_module_ops ldb_extended_dn_out_fds_module_ops = {
935 .name = "extended_dn_out_fds",
936 .search = extended_dn_out_fds_search,
937 .init_context = extended_dn_out_fds_init,
941 initialise the module
943 _PUBLIC_ int ldb_extended_dn_out_module_init(const char *version)
946 LDB_MODULE_CHECK_VERSION(version);
947 ret = ldb_register_module(&ldb_extended_dn_out_ldb_module_ops);
948 if (ret != LDB_SUCCESS) {
951 ret = ldb_register_module(&ldb_extended_dn_out_openldap_module_ops);
952 if (ret != LDB_SUCCESS) {
955 ret = ldb_register_module(&ldb_extended_dn_out_fds_module_ops);
956 if (ret != LDB_SUCCESS) {