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)
35 #include "ldb/include/ldb.h"
36 #include "ldb/include/ldb_errors.h"
37 #include "ldb/include/ldb_module.h"
38 #include "libcli/security/dom_sid.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"
44 struct extended_dn_out_private
{
47 struct dsdb_openldap_dereference_control
*dereference_control
;
50 static bool is_attr_in_list(const char * const * attrs
, const char *attr
)
54 for (i
= 0; attrs
[i
]; i
++) {
55 if (ldb_attr_cmp(attrs
[i
], attr
) == 0)
62 static char **copy_attrs(void *mem_ctx
, const char * const * attrs
)
67 for (num
= 0; attrs
[num
]; num
++);
69 nattrs
= talloc_array(mem_ctx
, char *, num
+ 1);
70 if (!nattrs
) return NULL
;
72 for(i
= 0; i
< num
; i
++) {
73 nattrs
[i
] = talloc_strdup(nattrs
, attrs
[i
]);
84 static bool add_attrs(void *mem_ctx
, char ***attrs
, const char *attr
)
89 for (num
= 0; (*attrs
)[num
]; num
++);
91 nattrs
= talloc_realloc(mem_ctx
, *attrs
, char *, num
+ 2);
92 if (!nattrs
) return false;
96 nattrs
[num
] = talloc_strdup(nattrs
, attr
);
97 if (!nattrs
[num
]) return false;
99 nattrs
[num
+ 1] = NULL
;
104 /* Fix the DN so that the relative attribute names are in upper case so that the DN:
105 cn=Adminstrator,cn=users,dc=samba,dc=example,dc=com becomes
106 CN=Adminstrator,CN=users,DC=samba,DC=example,DC=com
110 static int fix_dn(struct ldb_dn
*dn
)
113 char *upper_rdn_attr
;
115 for (i
=0; i
< ldb_dn_get_comp_num(dn
); i
++) {
116 /* We need the attribute name in upper case */
117 upper_rdn_attr
= strupper_talloc(dn
,
118 ldb_dn_get_component_name(dn
, i
));
119 if (!upper_rdn_attr
) {
120 return LDB_ERR_OPERATIONS_ERROR
;
123 /* And replace it with CN=foo (we need the attribute in upper case */
124 ret
= ldb_dn_set_component(dn
, i
, upper_rdn_attr
,
125 *ldb_dn_get_component_val(dn
, i
));
126 talloc_free(upper_rdn_attr
);
127 if (ret
!= LDB_SUCCESS
) {
134 /* Inject the extended DN components, so the DN cn=Adminstrator,cn=users,dc=samba,dc=example,dc=com becomes
135 <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 */
137 static int inject_extended_dn_out(struct ldb_reply
*ares
,
138 struct ldb_context
*ldb
,
144 const DATA_BLOB
*guid_blob
;
145 const DATA_BLOB
*sid_blob
;
147 guid_blob
= ldb_msg_find_ldb_val(ares
->message
, "objectGUID");
148 sid_blob
= ldb_msg_find_ldb_val(ares
->message
, "objectSID");
151 ldb_set_errstring(ldb
, "Did not find objectGUID to inject into extended DN");
152 return LDB_ERR_OPERATIONS_ERROR
;
155 ret
= ldb_dn_set_extended_component(ares
->message
->dn
, "GUID", guid_blob
);
156 if (ret
!= LDB_SUCCESS
) {
160 ret
= ldb_dn_set_extended_component(ares
->message
->dn
, "SID", sid_blob
);
161 if (ret
!= LDB_SUCCESS
) {
167 ldb_msg_remove_attr(ares
->message
, "objectGUID");
170 if (sid_blob
&& remove_sid
) {
171 ldb_msg_remove_attr(ares
->message
, "objectSID");
177 static int handle_dereference_openldap(struct ldb_dn
*dn
,
178 struct dsdb_openldap_dereference_result
**dereference_attrs
,
179 const char *attr
, const DATA_BLOB
*val
)
181 const struct ldb_val
*entryUUIDblob
, *sid_blob
;
182 struct ldb_message fake_msg
; /* easier to use routines that expect an ldb_message */
185 fake_msg
.num_elements
= 0;
187 /* Look for this attribute in the returned control */
188 for (j
= 0; dereference_attrs
&& dereference_attrs
[j
]; j
++) {
189 struct ldb_val source_dn
= data_blob_string_const(dereference_attrs
[j
]->dereferenced_dn
);
190 if (ldb_attr_cmp(dereference_attrs
[j
]->source_attribute
, attr
) == 0
191 && data_blob_cmp(&source_dn
, val
) == 0) {
192 fake_msg
.num_elements
= dereference_attrs
[j
]->num_attributes
;
193 fake_msg
.elements
= dereference_attrs
[j
]->attributes
;
197 if (!fake_msg
.num_elements
) {
200 /* Look for an OpenLDAP entryUUID */
202 entryUUIDblob
= ldb_msg_find_ldb_val(&fake_msg
, "entryUUID");
205 enum ndr_err_code ndr_err
;
207 struct ldb_val guid_blob
;
210 status
= GUID_from_data_blob(entryUUIDblob
, &guid
);
212 if (!NT_STATUS_IS_OK(status
)) {
213 return LDB_ERR_INVALID_DN_SYNTAX
;
215 ndr_err
= ndr_push_struct_blob(&guid_blob
, NULL
, NULL
, &guid
,
216 (ndr_push_flags_fn_t
)ndr_push_GUID
);
217 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err
)) {
218 return LDB_ERR_INVALID_DN_SYNTAX
;
221 ldb_dn_set_extended_component(dn
, "GUID", &guid_blob
);
224 sid_blob
= ldb_msg_find_ldb_val(&fake_msg
, "objectSID");
226 /* Look for the objectSID */
228 ldb_dn_set_extended_component(dn
, "SID", sid_blob
);
233 static int handle_dereference_fds(struct ldb_dn
*dn
,
234 struct dsdb_openldap_dereference_result
**dereference_attrs
,
235 const char *attr
, const DATA_BLOB
*val
)
237 const struct ldb_val
*nsUniqueIdBlob
, *sidBlob
;
238 struct ldb_message fake_msg
; /* easier to use routines that expect an ldb_message */
241 fake_msg
.num_elements
= 0;
243 /* Look for this attribute in the returned control */
244 for (j
= 0; dereference_attrs
&& dereference_attrs
[j
]; j
++) {
245 struct ldb_val source_dn
= data_blob_string_const(dereference_attrs
[j
]->dereferenced_dn
);
246 if (ldb_attr_cmp(dereference_attrs
[j
]->source_attribute
, attr
) == 0
247 && data_blob_cmp(&source_dn
, val
) == 0) {
248 fake_msg
.num_elements
= dereference_attrs
[j
]->num_attributes
;
249 fake_msg
.elements
= dereference_attrs
[j
]->attributes
;
253 if (!fake_msg
.num_elements
) {
257 /* Look for the nsUniqueId */
259 nsUniqueIdBlob
= ldb_msg_find_ldb_val(&fake_msg
, "nsUniqueId");
260 if (nsUniqueIdBlob
) {
262 enum ndr_err_code ndr_err
;
264 struct ldb_val guid_blob
;
267 status
= NS_GUID_from_string((char *)nsUniqueIdBlob
->data
, &guid
);
269 if (!NT_STATUS_IS_OK(status
)) {
270 return LDB_ERR_INVALID_DN_SYNTAX
;
272 ndr_err
= ndr_push_struct_blob(&guid_blob
, NULL
, NULL
, &guid
,
273 (ndr_push_flags_fn_t
)ndr_push_GUID
);
274 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err
)) {
275 return LDB_ERR_INVALID_DN_SYNTAX
;
278 ldb_dn_set_extended_component(dn
, "GUID", &guid_blob
);
281 /* Look for the objectSID */
283 sidBlob
= ldb_msg_find_ldb_val(&fake_msg
, "sambaSID");
285 enum ndr_err_code ndr_err
;
287 struct ldb_val sid_blob
;
290 sid
= dom_sid_parse_length(NULL
, sidBlob
);
293 return LDB_ERR_INVALID_DN_SYNTAX
;
296 ndr_err
= ndr_push_struct_blob(&sid_blob
, NULL
, NULL
, sid
,
297 (ndr_push_flags_fn_t
)ndr_push_dom_sid
);
299 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err
)) {
300 return LDB_ERR_INVALID_DN_SYNTAX
;
303 ldb_dn_set_extended_component(dn
, "SID", &sid_blob
);
309 struct extended_search_context
{
310 struct ldb_module
*module
;
311 const struct dsdb_schema
*schema
;
312 struct ldb_request
*req
;
319 static int extended_callback(struct ldb_request
*req
, struct ldb_reply
*ares
,
320 int (*handle_dereference
)(struct ldb_dn
*dn
,
321 struct dsdb_openldap_dereference_result
**dereference_attrs
,
322 const char *attr
, const DATA_BLOB
*val
))
324 struct extended_search_context
*ac
;
325 struct ldb_control
*control
;
326 struct dsdb_openldap_dereference_result_control
*dereference_control
= NULL
;
328 struct ldb_message
*msg
= ares
->message
;
329 struct extended_dn_out_private
*p
;
330 struct ldb_context
*ldb
;
331 ac
= talloc_get_type(req
->context
, struct extended_search_context
);
332 p
= talloc_get_type(ldb_module_get_private(ac
->module
), struct extended_dn_out_private
);
333 ldb
= ldb_module_get_ctx(ac
->module
);
335 return ldb_module_done(ac
->req
, NULL
, NULL
,
336 LDB_ERR_OPERATIONS_ERROR
);
338 if (ares
->error
!= LDB_SUCCESS
) {
339 return ldb_module_done(ac
->req
, ares
->controls
,
340 ares
->response
, ares
->error
);
343 switch (ares
->type
) {
344 case LDB_REPLY_REFERRAL
:
345 return ldb_module_send_referral(ac
->req
, ares
->referral
);
348 return ldb_module_done(ac
->req
, ares
->controls
,
349 ares
->response
, LDB_SUCCESS
);
350 case LDB_REPLY_ENTRY
:
354 if (p
&& p
->normalise
) {
355 ret
= fix_dn(ares
->message
->dn
);
356 if (ret
!= LDB_SUCCESS
) {
357 return ldb_module_done(ac
->req
, NULL
, NULL
, ret
);
362 /* for each record returned post-process to add any derived
363 attributes that have been asked for */
364 ret
= inject_extended_dn_out(ares
, ldb
,
365 ac
->extended_type
, ac
->remove_guid
,
367 if (ret
!= LDB_SUCCESS
) {
368 return ldb_module_done(ac
->req
, NULL
, NULL
, ret
);
372 if ((p
&& p
->normalise
) || ac
->inject
) {
373 const struct ldb_val
*val
= ldb_msg_find_ldb_val(ares
->message
, "distinguishedName");
375 ldb_msg_remove_attr(ares
->message
, "distinguishedName");
377 ret
= ldb_msg_add_steal_string(ares
->message
, "distinguishedName",
378 ldb_dn_get_extended_linearized(ares
->message
, ares
->message
->dn
, ac
->extended_type
));
380 ret
= ldb_msg_add_dn(ares
->message
,
384 if (ret
!= LDB_SUCCESS
) {
386 return LDB_ERR_OPERATIONS_ERROR
;
391 if (p
&& p
->dereference
) {
392 control
= ldb_reply_get_control(ares
, DSDB_OPENLDAP_DEREFERENCE_CONTROL
);
394 if (control
&& control
->data
) {
395 dereference_control
= talloc_get_type(control
->data
, struct dsdb_openldap_dereference_result_control
);
399 /* Walk the retruned elements (but only if we have a schema to interpret the list with) */
400 for (i
= 0; ac
->schema
&& i
< msg
->num_elements
; i
++) {
401 bool make_extended_dn
;
402 const struct dsdb_attribute
*attribute
;
403 attribute
= dsdb_attribute_by_lDAPDisplayName(ac
->schema
, msg
->elements
[i
].name
);
409 /* If we are also in 'normalise' mode, then
410 * fix the attribute names to be in the
412 msg
->elements
[i
].name
= talloc_strdup(msg
->elements
, attribute
->lDAPDisplayName
);
413 if (!msg
->elements
[i
].name
) {
415 return ldb_module_done(ac
->req
, NULL
, NULL
, LDB_ERR_OPERATIONS_ERROR
);
419 /* distinguishedName has been dealt with above */
420 if (ldb_attr_cmp(msg
->elements
[i
].name
, "distinguishedName") == 0) {
424 /* Look to see if this attributeSyntax is a DN */
425 if (dsdb_dn_oid_to_format(attribute
->syntax
->ldap_oid
) == DSDB_INVALID_DN
) {
429 make_extended_dn
= ac
->inject
;
431 /* Always show plain DN in case of Object(OR-Name) syntax */
432 if (make_extended_dn
) {
433 make_extended_dn
= (strcmp(attribute
->syntax
->ldap_oid
, DSDB_SYNTAX_OR_NAME
) != 0);
436 for (j
= 0; j
< msg
->elements
[i
].num_values
; j
++) {
439 struct dsdb_dn
*dsdb_dn
= NULL
;
440 struct ldb_val
*plain_dn
= &msg
->elements
[i
].values
[j
];
441 dsdb_dn
= dsdb_dn_parse(msg
, ldb
, plain_dn
, attribute
->syntax
->ldap_oid
);
443 if (!dsdb_dn
|| !ldb_dn_validate(dsdb_dn
->dn
)) {
444 ldb_asprintf_errstring(ldb
,
445 "could not parse %.*s in %s on %s as a %s DN",
446 (int)plain_dn
->length
, plain_dn
->data
,
447 msg
->elements
[i
].name
, ldb_dn_get_linearized(msg
->dn
),
448 attribute
->syntax
->ldap_oid
);
449 talloc_free(dsdb_dn
);
450 return ldb_module_done(ac
->req
, NULL
, NULL
, LDB_ERR_INVALID_DN_SYNTAX
);
456 if (ret
!= LDB_SUCCESS
) {
457 talloc_free(dsdb_dn
);
458 return ldb_module_done(ac
->req
, NULL
, NULL
, ret
);
462 /* If we are running in dereference mode (such
463 * as against OpenLDAP) then the DN in the msg
464 * above does not contain the extended values,
465 * and we need to look in the dereference
468 /* Look for this value in the attribute */
470 if (dereference_control
) {
471 ret
= handle_dereference(dn
,
472 dereference_control
->attributes
,
473 msg
->elements
[i
].name
,
474 &msg
->elements
[i
].values
[j
]);
475 if (ret
!= LDB_SUCCESS
) {
476 talloc_free(dsdb_dn
);
477 return ldb_module_done(ac
->req
, NULL
, NULL
, ret
);
481 if (make_extended_dn
) {
482 dn_str
= dsdb_dn_get_extended_linearized(msg
->elements
[i
].values
,
483 dsdb_dn
, ac
->extended_type
);
485 dn_str
= dsdb_dn_get_linearized(msg
->elements
[i
].values
,
491 talloc_free(dsdb_dn
);
492 return ldb_module_done(ac
->req
, NULL
, NULL
, LDB_ERR_OPERATIONS_ERROR
);
494 msg
->elements
[i
].values
[j
] = data_blob_string_const(dn_str
);
495 talloc_free(dsdb_dn
);
498 return ldb_module_send_entry(ac
->req
, msg
, ares
->controls
);
501 static int extended_callback_ldb(struct ldb_request
*req
, struct ldb_reply
*ares
)
503 return extended_callback(req
, ares
, NULL
);
506 static int extended_callback_openldap(struct ldb_request
*req
, struct ldb_reply
*ares
)
508 return extended_callback(req
, ares
, handle_dereference_openldap
);
511 static int extended_callback_fds(struct ldb_request
*req
, struct ldb_reply
*ares
)
513 return extended_callback(req
, ares
, handle_dereference_fds
);
516 static int extended_dn_out_search(struct ldb_module
*module
, struct ldb_request
*req
,
517 int (*callback
)(struct ldb_request
*req
, struct ldb_reply
*ares
))
519 struct ldb_control
*control
;
520 struct ldb_control
*storage_format_control
;
521 struct ldb_extended_dn_control
*extended_ctrl
= NULL
;
522 struct ldb_control
**saved_controls
;
523 struct extended_search_context
*ac
;
524 struct ldb_request
*down_req
;
526 const char * const *const_attrs
;
527 struct ldb_context
*ldb
= ldb_module_get_ctx(module
);
530 struct extended_dn_out_private
*p
= talloc_get_type(ldb_module_get_private(module
), struct extended_dn_out_private
);
532 /* check if there's an extended dn control */
533 control
= ldb_request_get_control(req
, LDB_CONTROL_EXTENDED_DN_OID
);
534 if (control
&& control
->data
) {
535 extended_ctrl
= talloc_get_type(control
->data
, struct ldb_extended_dn_control
);
536 if (!extended_ctrl
) {
537 return LDB_ERR_PROTOCOL_ERROR
;
541 /* Look to see if, as we are in 'store DN+GUID+SID' mode, the
542 * client is after the storage format (to fill in linked
544 storage_format_control
= ldb_request_get_control(req
, DSDB_CONTROL_DN_STORAGE_FORMAT_OID
);
545 if (!control
&& storage_format_control
&& storage_format_control
->data
) {
546 extended_ctrl
= talloc_get_type(storage_format_control
->data
, struct ldb_extended_dn_control
);
547 if (!extended_ctrl
) {
548 ldb_set_errstring(ldb
, "extended_dn_out: extended_ctrl was of the wrong data type");
549 return LDB_ERR_PROTOCOL_ERROR
;
553 ac
= talloc_zero(req
, struct extended_search_context
);
556 return LDB_ERR_OPERATIONS_ERROR
;
560 ac
->schema
= dsdb_get_schema(ldb
);
563 ac
->remove_guid
= false;
564 ac
->remove_sid
= false;
566 const_attrs
= req
->op
.search
.attrs
;
568 /* We only need to do special processing if we were asked for
569 * the extended DN, or we are 'store DN+GUID+SID'
570 * (!dereference) mode. (This is the normal mode for LDB on
572 if (control
|| (storage_format_control
&& p
&& !p
->dereference
)) {
575 ac
->extended_type
= extended_ctrl
->type
;
577 ac
->extended_type
= 0;
580 /* check if attrs only is specified, in that case check wether we need to modify them */
581 if (req
->op
.search
.attrs
&& !is_attr_in_list(req
->op
.search
.attrs
, "*")) {
582 if (! is_attr_in_list(req
->op
.search
.attrs
, "objectGUID")) {
583 ac
->remove_guid
= true;
585 if (! is_attr_in_list(req
->op
.search
.attrs
, "objectSID")) {
586 ac
->remove_sid
= true;
588 if (ac
->remove_guid
|| ac
->remove_sid
) {
589 new_attrs
= copy_attrs(ac
, req
->op
.search
.attrs
);
590 if (new_attrs
== NULL
) {
592 return LDB_ERR_OPERATIONS_ERROR
;
595 if (ac
->remove_guid
) {
596 if (!add_attrs(ac
, &new_attrs
, "objectGUID"))
597 return LDB_ERR_OPERATIONS_ERROR
;
599 if (ac
->remove_sid
) {
600 if (!add_attrs(ac
, &new_attrs
, "objectSID"))
601 return LDB_ERR_OPERATIONS_ERROR
;
603 const_attrs
= (const char * const *)new_attrs
;
608 ret
= ldb_build_search_req_ex(&down_req
,
611 req
->op
.search
.scope
,
617 if (ret
!= LDB_SUCCESS
) {
621 /* Remove extended DN and storage format controls */
624 /* save it locally and remove it from the list */
625 /* we do not need to replace them later as we
626 * are keeping the original req intact */
627 if (!save_controls(control
, down_req
, &saved_controls
)) {
628 return LDB_ERR_OPERATIONS_ERROR
;
632 if (storage_format_control
) {
633 /* save it locally and remove it from the list */
634 /* we do not need to replace them later as we
635 * are keeping the original req intact */
636 if (!save_controls(storage_format_control
, down_req
, &saved_controls
)) {
637 return LDB_ERR_OPERATIONS_ERROR
;
641 /* Add in dereference control, if we were asked to, we are
642 * using the 'dereference' mode (such as with an OpenLDAP
643 * backend) and have the control prepared */
644 if (control
&& p
&& p
->dereference
&& p
->dereference_control
) {
645 ret
= ldb_request_add_control(down_req
,
646 DSDB_OPENLDAP_DEREFERENCE_CONTROL
,
647 false, p
->dereference_control
);
648 if (ret
!= LDB_SUCCESS
) {
653 /* perform the search */
654 return ldb_next_request(module
, down_req
);
657 static int extended_dn_out_ldb_search(struct ldb_module
*module
, struct ldb_request
*req
)
659 return extended_dn_out_search(module
, req
, extended_callback_ldb
);
662 static int extended_dn_out_openldap_search(struct ldb_module
*module
, struct ldb_request
*req
)
664 return extended_dn_out_search(module
, req
, extended_callback_openldap
);
667 static int extended_dn_out_fds_search(struct ldb_module
*module
, struct ldb_request
*req
)
669 return extended_dn_out_search(module
, req
, extended_callback_fds
);
672 static int extended_dn_out_ldb_init(struct ldb_module
*module
)
676 struct extended_dn_out_private
*p
= talloc(module
, struct extended_dn_out_private
);
677 struct dsdb_extended_dn_store_format
*dn_format
;
679 ldb_module_set_private(module
, p
);
682 ldb_oom(ldb_module_get_ctx(module
));
683 return LDB_ERR_OPERATIONS_ERROR
;
686 dn_format
= talloc(p
, struct dsdb_extended_dn_store_format
);
689 ldb_oom(ldb_module_get_ctx(module
));
690 return LDB_ERR_OPERATIONS_ERROR
;
693 dn_format
->store_extended_dn_in_ldb
= true;
694 ret
= ldb_set_opaque(ldb_module_get_ctx(module
), DSDB_EXTENDED_DN_STORE_FORMAT_OPAQUE_NAME
, dn_format
);
695 if (ret
!= LDB_SUCCESS
) {
700 p
->dereference
= false;
701 p
->normalise
= false;
703 ret
= ldb_mod_register_control(module
, LDB_CONTROL_EXTENDED_DN_OID
);
704 if (ret
!= LDB_SUCCESS
) {
705 ldb_debug(ldb_module_get_ctx(module
), LDB_DEBUG_ERROR
,
706 "extended_dn_out: Unable to register control with rootdse!\n");
707 return LDB_ERR_OPERATIONS_ERROR
;
710 return ldb_next_init(module
);
713 static int extended_dn_out_dereference_init(struct ldb_module
*module
, const char *attrs
[])
716 struct extended_dn_out_private
*p
= talloc_zero(module
, struct extended_dn_out_private
);
717 struct dsdb_extended_dn_store_format
*dn_format
;
718 struct dsdb_openldap_dereference_control
*dereference_control
;
719 struct dsdb_attribute
*cur
;
720 struct ldb_context
*ldb
= ldb_module_get_ctx(module
);
721 struct dsdb_schema
*schema
;
723 ldb_module_set_private(module
, p
);
727 return LDB_ERR_OPERATIONS_ERROR
;
730 dn_format
= talloc(p
, struct dsdb_extended_dn_store_format
);
733 ldb_oom(ldb_module_get_ctx(module
));
734 return LDB_ERR_OPERATIONS_ERROR
;
737 dn_format
->store_extended_dn_in_ldb
= false;
739 ret
= ldb_set_opaque(ldb_module_get_ctx(module
), DSDB_EXTENDED_DN_STORE_FORMAT_OPAQUE_NAME
, dn_format
);
740 if (ret
!= LDB_SUCCESS
) {
745 p
->dereference
= true;
747 /* At the moment, servers that need dereference also need the
748 * DN and attribute names to be normalised */
751 ret
= ldb_mod_register_control(module
, LDB_CONTROL_EXTENDED_DN_OID
);
752 if (ret
!= LDB_SUCCESS
) {
753 ldb_debug(ldb
, LDB_DEBUG_ERROR
,
754 "extended_dn_out: Unable to register control with rootdse!\n");
755 return LDB_ERR_OPERATIONS_ERROR
;
758 ret
= ldb_next_init(module
);
760 if (ret
!= LDB_SUCCESS
) {
764 schema
= dsdb_get_schema(ldb
);
766 /* No schema on this DB (yet) */
770 p
->dereference_control
= dereference_control
771 = talloc_zero(p
, struct dsdb_openldap_dereference_control
);
773 if (!p
->dereference_control
) {
775 return LDB_ERR_OPERATIONS_ERROR
;
778 for (cur
= schema
->attributes
; cur
; cur
= cur
->next
) {
779 if (dsdb_dn_oid_to_format(cur
->syntax
->ldap_oid
) == DSDB_INVALID_DN
) {
782 dereference_control
->dereference
783 = talloc_realloc(p
, dereference_control
->dereference
,
784 struct dsdb_openldap_dereference
*, i
+ 2);
785 if (!dereference_control
) {
787 return LDB_ERR_OPERATIONS_ERROR
;
789 dereference_control
->dereference
[i
] = talloc(dereference_control
->dereference
,
790 struct dsdb_openldap_dereference
);
791 if (!dereference_control
->dereference
[i
]) {
793 return LDB_ERR_OPERATIONS_ERROR
;
795 dereference_control
->dereference
[i
]->source_attribute
= cur
->lDAPDisplayName
;
796 dereference_control
->dereference
[i
]->dereference_attribute
= attrs
;
798 dereference_control
->dereference
[i
] = NULL
;
803 static int extended_dn_out_openldap_init(struct ldb_module
*module
)
805 static const char *attrs
[] = {
811 return extended_dn_out_dereference_init(module
, attrs
);
814 static int extended_dn_out_fds_init(struct ldb_module
*module
)
816 static const char *attrs
[] = {
822 return extended_dn_out_dereference_init(module
, attrs
);
825 _PUBLIC_
const struct ldb_module_ops ldb_extended_dn_out_ldb_module_ops
= {
826 .name
= "extended_dn_out_ldb",
827 .search
= extended_dn_out_ldb_search
,
828 .init_context
= extended_dn_out_ldb_init
,
831 _PUBLIC_
const struct ldb_module_ops ldb_extended_dn_out_openldap_module_ops
= {
832 .name
= "extended_dn_out_openldap",
833 .search
= extended_dn_out_openldap_search
,
834 .init_context
= extended_dn_out_openldap_init
,
837 _PUBLIC_
const struct ldb_module_ops ldb_extended_dn_out_fds_module_ops
= {
838 .name
= "extended_dn_out_fds",
839 .search
= extended_dn_out_fds_search
,
840 .init_context
= extended_dn_out_fds_init
,