2 Unix SMB/CIFS implementation.
3 Samba utility functions
5 Copyright (C) Andrew Tridgell 2004
6 Copyright (C) Volker Lendecke 2004
7 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2006
8 Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>.
25 #include "events/events.h"
27 #include "ldb_errors.h"
28 #include "../lib/util/util_ldb.h"
29 #include "../lib/crypto/crypto.h"
30 #include "dsdb/samdb/samdb.h"
31 #include "libcli/security/security.h"
32 #include "librpc/gen_ndr/ndr_security.h"
33 #include "librpc/gen_ndr/ndr_misc.h"
34 #include "../libds/common/flags.h"
35 #include "dsdb/common/proto.h"
36 #include "libcli/ldap/ldap_ndr.h"
37 #include "param/param.h"
38 #include "libcli/auth/libcli_auth.h"
39 #include "librpc/gen_ndr/ndr_drsblobs.h"
40 #include "system/locale.h"
41 #include "lib/util/tsort.h"
42 #include "dsdb/common/util.h"
45 search the sam for the specified attributes in a specific domain, filter on
46 objectSid being in domain_sid.
48 int samdb_search_domain(struct ldb_context *sam_ldb,
50 struct ldb_dn *basedn,
51 struct ldb_message ***res,
52 const char * const *attrs,
53 const struct dom_sid *domain_sid,
54 const char *format, ...) _PRINTF_ATTRIBUTE(7,8)
60 count = gendb_search_v(sam_ldb, mem_ctx, basedn,
61 res, attrs, format, ap);
67 struct dom_sid *entry_sid;
69 entry_sid = samdb_result_dom_sid(mem_ctx, (*res)[i], "objectSid");
71 if ((entry_sid == NULL) ||
72 (!dom_sid_in_domain(domain_sid, entry_sid))) {
73 /* Delete that entry from the result set */
74 (*res)[i] = (*res)[count-1];
76 talloc_free(entry_sid);
79 talloc_free(entry_sid);
87 search the sam for a single string attribute in exactly 1 record
89 const char *samdb_search_string_v(struct ldb_context *sam_ldb,
91 struct ldb_dn *basedn,
92 const char *attr_name,
93 const char *format, va_list ap) _PRINTF_ATTRIBUTE(5,0)
96 const char *attrs[2] = { NULL, NULL };
97 struct ldb_message **res = NULL;
101 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, attrs, format, ap);
103 DEBUG(1,("samdb: search for %s %s not single valued (count=%d)\n",
104 attr_name, format, count));
111 return samdb_result_string(res[0], attr_name, NULL);
115 search the sam for a single string attribute in exactly 1 record
117 const char *samdb_search_string(struct ldb_context *sam_ldb,
119 struct ldb_dn *basedn,
120 const char *attr_name,
121 const char *format, ...) _PRINTF_ATTRIBUTE(5,6)
126 va_start(ap, format);
127 str = samdb_search_string_v(sam_ldb, mem_ctx, basedn, attr_name, format, ap);
133 struct ldb_dn *samdb_search_dn(struct ldb_context *sam_ldb,
135 struct ldb_dn *basedn,
136 const char *format, ...) _PRINTF_ATTRIBUTE(4,5)
140 struct ldb_message **res = NULL;
143 va_start(ap, format);
144 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, NULL, format, ap);
147 if (count != 1) return NULL;
149 ret = talloc_steal(mem_ctx, res[0]->dn);
156 search the sam for a dom_sid attribute in exactly 1 record
158 struct dom_sid *samdb_search_dom_sid(struct ldb_context *sam_ldb,
160 struct ldb_dn *basedn,
161 const char *attr_name,
162 const char *format, ...) _PRINTF_ATTRIBUTE(5,6)
166 struct ldb_message **res;
167 const char *attrs[2] = { NULL, NULL };
170 attrs[0] = attr_name;
172 va_start(ap, format);
173 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, attrs, format, ap);
176 DEBUG(1,("samdb: search for %s %s not single valued (count=%d)\n",
177 attr_name, format, count));
183 sid = samdb_result_dom_sid(mem_ctx, res[0], attr_name);
189 return the count of the number of records in the sam matching the query
191 int samdb_search_count(struct ldb_context *sam_ldb,
192 struct ldb_dn *basedn,
193 const char *format, ...) _PRINTF_ATTRIBUTE(3,4)
196 struct ldb_message **res;
197 const char *attrs[] = { NULL };
199 TALLOC_CTX *tmp_ctx = talloc_new(sam_ldb);
201 va_start(ap, format);
202 ret = gendb_search_v(sam_ldb, tmp_ctx, basedn, &res, attrs, format, ap);
204 talloc_free(tmp_ctx);
211 search the sam for a single integer attribute in exactly 1 record
213 unsigned int samdb_search_uint(struct ldb_context *sam_ldb,
215 unsigned int default_value,
216 struct ldb_dn *basedn,
217 const char *attr_name,
218 const char *format, ...) _PRINTF_ATTRIBUTE(6,7)
222 struct ldb_message **res;
223 const char *attrs[2] = { NULL, NULL };
225 attrs[0] = attr_name;
227 va_start(ap, format);
228 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, attrs, format, ap);
232 return default_value;
235 return samdb_result_uint(res[0], attr_name, default_value);
239 search the sam for a single signed 64 bit integer attribute in exactly 1 record
241 int64_t samdb_search_int64(struct ldb_context *sam_ldb,
243 int64_t default_value,
244 struct ldb_dn *basedn,
245 const char *attr_name,
246 const char *format, ...) _PRINTF_ATTRIBUTE(6,7)
250 struct ldb_message **res;
251 const char *attrs[2] = { NULL, NULL };
253 attrs[0] = attr_name;
255 va_start(ap, format);
256 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, attrs, format, ap);
260 return default_value;
263 return samdb_result_int64(res[0], attr_name, default_value);
267 search the sam for multipe records each giving a single string attribute
268 return the number of matches, or -1 on error
270 int samdb_search_string_multiple(struct ldb_context *sam_ldb,
272 struct ldb_dn *basedn,
274 const char *attr_name,
275 const char *format, ...) _PRINTF_ATTRIBUTE(6,7)
279 const char *attrs[2] = { NULL, NULL };
280 struct ldb_message **res = NULL;
282 attrs[0] = attr_name;
284 va_start(ap, format);
285 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, attrs, format, ap);
292 /* make sure its single valued */
293 for (i=0;i<count;i++) {
294 if (res[i]->num_elements != 1) {
295 DEBUG(1,("samdb: search for %s %s not single valued\n",
302 *strs = talloc_array(mem_ctx, const char *, count+1);
308 for (i=0;i<count;i++) {
309 (*strs)[i] = samdb_result_string(res[i], attr_name, NULL);
311 (*strs)[count] = NULL;
317 pull a uint from a result set.
319 unsigned int samdb_result_uint(const struct ldb_message *msg, const char *attr, unsigned int default_value)
321 return ldb_msg_find_attr_as_uint(msg, attr, default_value);
325 pull a (signed) int64 from a result set.
327 int64_t samdb_result_int64(const struct ldb_message *msg, const char *attr, int64_t default_value)
329 return ldb_msg_find_attr_as_int64(msg, attr, default_value);
333 pull a string from a result set.
335 const char *samdb_result_string(const struct ldb_message *msg, const char *attr,
336 const char *default_value)
338 return ldb_msg_find_attr_as_string(msg, attr, default_value);
341 struct ldb_dn *samdb_result_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
342 const char *attr, struct ldb_dn *default_value)
344 struct ldb_dn *ret_dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx, msg, attr);
346 return default_value;
352 pull a rid from a objectSid in a result set.
354 uint32_t samdb_result_rid_from_sid(TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
355 const char *attr, uint32_t default_value)
360 sid = samdb_result_dom_sid(mem_ctx, msg, attr);
362 return default_value;
364 rid = sid->sub_auths[sid->num_auths-1];
370 pull a dom_sid structure from a objectSid in a result set.
372 struct dom_sid *samdb_result_dom_sid(TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
375 const struct ldb_val *v;
377 enum ndr_err_code ndr_err;
378 v = ldb_msg_find_ldb_val(msg, attr);
382 sid = talloc(mem_ctx, struct dom_sid);
386 ndr_err = ndr_pull_struct_blob(v, sid, NULL, sid,
387 (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
388 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
396 pull a guid structure from a objectGUID in a result set.
398 struct GUID samdb_result_guid(const struct ldb_message *msg, const char *attr)
400 const struct ldb_val *v;
404 v = ldb_msg_find_ldb_val(msg, attr);
405 if (!v) return GUID_zero();
407 status = GUID_from_ndr_blob(v, &guid);
408 if (!NT_STATUS_IS_OK(status)) {
416 pull a sid prefix from a objectSid in a result set.
417 this is used to find the domain sid for a user
419 struct dom_sid *samdb_result_sid_prefix(TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
422 struct dom_sid *sid = samdb_result_dom_sid(mem_ctx, msg, attr);
423 if (!sid || sid->num_auths < 1) return NULL;
429 pull a NTTIME in a result set.
431 NTTIME samdb_result_nttime(const struct ldb_message *msg, const char *attr,
432 NTTIME default_value)
434 return ldb_msg_find_attr_as_uint64(msg, attr, default_value);
438 * Windows stores 0 for lastLogoff.
439 * But when a MS DC return the lastLogoff (as Logoff Time)
440 * it returns 0x7FFFFFFFFFFFFFFF, not returning this value in this case
441 * cause windows 2008 and newer version to fail for SMB requests
443 NTTIME samdb_result_last_logoff(const struct ldb_message *msg)
445 NTTIME ret = ldb_msg_find_attr_as_uint64(msg, "lastLogoff",0);
448 ret = 0x7FFFFFFFFFFFFFFFULL;
454 * Windows uses both 0 and 9223372036854775807 (0x7FFFFFFFFFFFFFFFULL) to
455 * indicate an account doesn't expire.
457 * When Windows initially creates an account, it sets
458 * accountExpires = 9223372036854775807 (0x7FFFFFFFFFFFFFFF). However,
459 * when changing from an account having a specific expiration date to
460 * that account never expiring, it sets accountExpires = 0.
462 * Consolidate that logic here to allow clearer logic for account expiry in
463 * the rest of the code.
465 NTTIME samdb_result_account_expires(const struct ldb_message *msg)
467 NTTIME ret = ldb_msg_find_attr_as_uint64(msg, "accountExpires",
471 ret = 0x7FFFFFFFFFFFFFFFULL;
477 pull a uint64_t from a result set.
479 uint64_t samdb_result_uint64(const struct ldb_message *msg, const char *attr,
480 uint64_t default_value)
482 return ldb_msg_find_attr_as_uint64(msg, attr, default_value);
487 construct the allow_password_change field from the PwdLastSet attribute and the
488 domain password settings
490 NTTIME samdb_result_allow_password_change(struct ldb_context *sam_ldb,
492 struct ldb_dn *domain_dn,
493 struct ldb_message *msg,
496 uint64_t attr_time = samdb_result_uint64(msg, attr, 0);
499 if (attr_time == 0) {
503 minPwdAge = samdb_search_int64(sam_ldb, mem_ctx, 0, domain_dn, "minPwdAge", NULL);
505 /* yes, this is a -= not a += as minPwdAge is stored as the negative
506 of the number of 100-nano-seconds */
507 attr_time -= minPwdAge;
513 construct the force_password_change field from the PwdLastSet
514 attribute, the userAccountControl and the domain password settings
516 NTTIME samdb_result_force_password_change(struct ldb_context *sam_ldb,
518 struct ldb_dn *domain_dn,
519 struct ldb_message *msg)
521 uint64_t attr_time = samdb_result_uint64(msg, "pwdLastSet", 0);
522 uint32_t userAccountControl = samdb_result_uint64(msg, "userAccountControl", 0);
525 /* Machine accounts don't expire, and there is a flag for 'no expiry' */
526 if (!(userAccountControl & UF_NORMAL_ACCOUNT)
527 || (userAccountControl & UF_DONT_EXPIRE_PASSWD)) {
528 return 0x7FFFFFFFFFFFFFFFULL;
531 if (attr_time == 0) {
535 maxPwdAge = samdb_search_int64(sam_ldb, mem_ctx, 0, domain_dn, "maxPwdAge", NULL);
536 if (maxPwdAge == 0) {
537 return 0x7FFFFFFFFFFFFFFFULL;
539 attr_time -= maxPwdAge;
546 pull a samr_Password structutre from a result set.
548 struct samr_Password *samdb_result_hash(TALLOC_CTX *mem_ctx, const struct ldb_message *msg, const char *attr)
550 struct samr_Password *hash = NULL;
551 const struct ldb_val *val = ldb_msg_find_ldb_val(msg, attr);
552 if (val && (val->length >= sizeof(hash->hash))) {
553 hash = talloc(mem_ctx, struct samr_Password);
554 memcpy(hash->hash, val->data, MIN(val->length, sizeof(hash->hash)));
560 pull an array of samr_Password structutres from a result set.
562 unsigned int samdb_result_hashes(TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
563 const char *attr, struct samr_Password **hashes)
565 unsigned int count, i;
566 const struct ldb_val *val = ldb_msg_find_ldb_val(msg, attr);
572 count = val->length / 16;
577 *hashes = talloc_array(mem_ctx, struct samr_Password, count);
582 for (i=0;i<count;i++) {
583 memcpy((*hashes)[i].hash, (i*16)+(char *)val->data, 16);
589 NTSTATUS samdb_result_passwords(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx, struct ldb_message *msg,
590 struct samr_Password **lm_pwd, struct samr_Password **nt_pwd)
592 struct samr_Password *lmPwdHash, *ntPwdHash;
595 num_nt = samdb_result_hashes(mem_ctx, msg, "unicodePwd", &ntPwdHash);
598 } else if (num_nt > 1) {
599 return NT_STATUS_INTERNAL_DB_CORRUPTION;
601 *nt_pwd = &ntPwdHash[0];
605 /* Ensure that if we have turned off LM
606 * authentication, that we never use the LM hash, even
608 if (lp_lanman_auth(lp_ctx)) {
610 num_lm = samdb_result_hashes(mem_ctx, msg, "dBCSPwd", &lmPwdHash);
613 } else if (num_lm > 1) {
614 return NT_STATUS_INTERNAL_DB_CORRUPTION;
616 *lm_pwd = &lmPwdHash[0];
626 pull a samr_LogonHours structutre from a result set.
628 struct samr_LogonHours samdb_result_logon_hours(TALLOC_CTX *mem_ctx, struct ldb_message *msg, const char *attr)
630 struct samr_LogonHours hours;
631 const int units_per_week = 168;
632 const struct ldb_val *val = ldb_msg_find_ldb_val(msg, attr);
634 hours.bits = talloc_array(mem_ctx, uint8_t, units_per_week);
638 hours.units_per_week = units_per_week;
639 memset(hours.bits, 0xFF, units_per_week);
641 memcpy(hours.bits, val->data, MIN(val->length, units_per_week));
647 pull a set of account_flags from a result set.
649 This requires that the attributes:
654 uint32_t samdb_result_acct_flags(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
655 struct ldb_message *msg, struct ldb_dn *domain_dn)
657 uint32_t userAccountControl = ldb_msg_find_attr_as_uint(msg, "userAccountControl", 0);
658 uint32_t acct_flags = ds_uf2acb(userAccountControl);
659 NTTIME must_change_time;
662 must_change_time = samdb_result_force_password_change(sam_ctx, mem_ctx,
665 /* Test account expire time */
666 unix_to_nt_time(&now, time(NULL));
667 /* check for expired password */
668 if (must_change_time < now) {
669 acct_flags |= ACB_PW_EXPIRED;
674 struct lsa_BinaryString samdb_result_parameters(TALLOC_CTX *mem_ctx,
675 struct ldb_message *msg,
678 struct lsa_BinaryString s;
679 const struct ldb_val *val = ldb_msg_find_ldb_val(msg, attr);
687 s.array = talloc_array(mem_ctx, uint16_t, val->length/2);
691 s.length = s.size = val->length;
692 memcpy(s.array, val->data, val->length);
697 /* Find an attribute, with a particular value */
699 /* The current callers of this function expect a very specific
700 * behaviour: In particular, objectClass subclass equivilance is not
701 * wanted. This means that we should not lookup the schema for the
702 * comparison function */
703 struct ldb_message_element *samdb_find_attribute(struct ldb_context *ldb,
704 const struct ldb_message *msg,
705 const char *name, const char *value)
708 struct ldb_message_element *el = ldb_msg_find_element(msg, name);
714 for (i=0;i<el->num_values;i++) {
715 if (ldb_attr_cmp(value, (char *)el->values[i].data) == 0) {
723 int samdb_find_or_add_value(struct ldb_context *ldb, struct ldb_message *msg, const char *name, const char *set_value)
725 if (samdb_find_attribute(ldb, msg, name, set_value) == NULL) {
726 return samdb_msg_add_string(ldb, msg, msg, name, set_value);
731 int samdb_find_or_add_attribute(struct ldb_context *ldb, struct ldb_message *msg, const char *name, const char *set_value)
733 struct ldb_message_element *el;
735 el = ldb_msg_find_element(msg, name);
740 return samdb_msg_add_string(ldb, msg, msg, name, set_value);
746 add a string element to a message
748 int samdb_msg_add_string(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
749 const char *attr_name, const char *str)
751 char *s = talloc_strdup(mem_ctx, str);
752 char *a = talloc_strdup(mem_ctx, attr_name);
753 if (s == NULL || a == NULL) {
754 return LDB_ERR_OPERATIONS_ERROR;
756 return ldb_msg_add_string(msg, a, s);
760 add a dom_sid element to a message
762 int samdb_msg_add_dom_sid(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
763 const char *attr_name, struct dom_sid *sid)
766 enum ndr_err_code ndr_err;
768 ndr_err = ndr_push_struct_blob(&v, mem_ctx,
769 lp_iconv_convenience(ldb_get_opaque(sam_ldb, "loadparm")),
771 (ndr_push_flags_fn_t)ndr_push_dom_sid);
772 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
775 return ldb_msg_add_value(msg, attr_name, &v, NULL);
780 add a delete element operation to a message
782 int samdb_msg_add_delete(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
783 const char *attr_name)
785 /* we use an empty replace rather than a delete, as it allows for
786 samdb_replace() to be used everywhere */
787 return ldb_msg_add_empty(msg, attr_name, LDB_FLAG_MOD_REPLACE, NULL);
791 add a add attribute value to a message
793 int samdb_msg_add_addval(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
794 const char *attr_name, const char *value)
796 struct ldb_message_element *el;
799 a = talloc_strdup(mem_ctx, attr_name);
802 v = talloc_strdup(mem_ctx, value);
805 ret = ldb_msg_add_string(msg, a, v);
808 el = ldb_msg_find_element(msg, a);
811 el->flags = LDB_FLAG_MOD_ADD;
816 add a delete attribute value to a message
818 int samdb_msg_add_delval(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
819 const char *attr_name, const char *value)
821 struct ldb_message_element *el;
824 a = talloc_strdup(mem_ctx, attr_name);
827 v = talloc_strdup(mem_ctx, value);
830 ret = ldb_msg_add_string(msg, a, v);
833 el = ldb_msg_find_element(msg, a);
836 el->flags = LDB_FLAG_MOD_DELETE;
841 add a int element to a message
843 int samdb_msg_add_int(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
844 const char *attr_name, int v)
846 const char *s = talloc_asprintf(mem_ctx, "%d", v);
847 return samdb_msg_add_string(sam_ldb, mem_ctx, msg, attr_name, s);
851 add a unsigned int element to a message
853 int samdb_msg_add_uint(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
854 const char *attr_name, unsigned int v)
856 return samdb_msg_add_int(sam_ldb, mem_ctx, msg, attr_name, (int)v);
860 add a (signed) int64_t element to a message
862 int samdb_msg_add_int64(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
863 const char *attr_name, int64_t v)
865 const char *s = talloc_asprintf(mem_ctx, "%lld", (long long)v);
866 return samdb_msg_add_string(sam_ldb, mem_ctx, msg, attr_name, s);
870 add a uint64_t element to a message
872 int samdb_msg_add_uint64(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
873 const char *attr_name, uint64_t v)
875 return samdb_msg_add_int64(sam_ldb, mem_ctx, msg, attr_name, (int64_t)v);
879 add a samr_Password element to a message
881 int samdb_msg_add_hash(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
882 const char *attr_name, struct samr_Password *hash)
885 val.data = talloc_memdup(mem_ctx, hash->hash, 16);
890 return ldb_msg_add_value(msg, attr_name, &val, NULL);
894 add a samr_Password array to a message
896 int samdb_msg_add_hashes(TALLOC_CTX *mem_ctx, struct ldb_message *msg,
897 const char *attr_name, struct samr_Password *hashes, unsigned int count)
901 val.data = talloc_array_size(mem_ctx, 16, count);
902 val.length = count*16;
906 for (i=0;i<count;i++) {
907 memcpy(i*16 + (char *)val.data, hashes[i].hash, 16);
909 return ldb_msg_add_value(msg, attr_name, &val, NULL);
913 add a acct_flags element to a message
915 int samdb_msg_add_acct_flags(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
916 const char *attr_name, uint32_t v)
918 return samdb_msg_add_uint(sam_ldb, mem_ctx, msg, attr_name, ds_acb2uf(v));
922 add a logon_hours element to a message
924 int samdb_msg_add_logon_hours(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
925 const char *attr_name, struct samr_LogonHours *hours)
928 val.length = hours->units_per_week / 8;
929 val.data = hours->bits;
930 return ldb_msg_add_value(msg, attr_name, &val, NULL);
934 add a parameters element to a message
936 int samdb_msg_add_parameters(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
937 const char *attr_name, struct lsa_BinaryString *parameters)
940 val.length = parameters->length;
941 val.data = (uint8_t *)parameters->array;
942 return ldb_msg_add_value(msg, attr_name, &val, NULL);
945 add a general value element to a message
947 int samdb_msg_add_value(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
948 const char *attr_name, const struct ldb_val *val)
950 return ldb_msg_add_value(msg, attr_name, val, NULL);
954 sets a general value element to a message
956 int samdb_msg_set_value(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
957 const char *attr_name, const struct ldb_val *val)
959 struct ldb_message_element *el;
961 el = ldb_msg_find_element(msg, attr_name);
965 return ldb_msg_add_value(msg, attr_name, val, NULL);
969 set a string element in a message
971 int samdb_msg_set_string(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
972 const char *attr_name, const char *str)
974 struct ldb_message_element *el;
976 el = ldb_msg_find_element(msg, attr_name);
980 return samdb_msg_add_string(sam_ldb, mem_ctx, msg, attr_name, str);
984 replace elements in a record
986 int samdb_replace(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg)
990 /* mark all the message elements as LDB_FLAG_MOD_REPLACE */
991 for (i=0;i<msg->num_elements;i++) {
992 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
995 /* modify the samdb record */
996 return ldb_modify(sam_ldb, msg);
1000 * Handle ldb_request in transaction
1002 static int dsdb_autotransaction_request(struct ldb_context *sam_ldb,
1003 struct ldb_request *req)
1007 ret = ldb_transaction_start(sam_ldb);
1008 if (ret != LDB_SUCCESS) {
1012 ret = ldb_request(sam_ldb, req);
1013 if (ret == LDB_SUCCESS) {
1014 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
1017 if (ret == LDB_SUCCESS) {
1018 return ldb_transaction_commit(sam_ldb);
1020 ldb_transaction_cancel(sam_ldb);
1026 * replace elements in a record using LDB_CONTROL_AS_SYSTEM
1027 * used to skip access checks on operations
1028 * that are performed by the system
1030 int samdb_replace_as_system(struct ldb_context *sam_ldb,
1031 TALLOC_CTX *mem_ctx,
1032 struct ldb_message *msg)
1036 struct ldb_request *req = NULL;
1038 /* mark all the message elements as LDB_FLAG_MOD_REPLACE */
1039 for (i=0;i<msg->num_elements;i++) {
1040 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
1044 ldb_ret = ldb_msg_sanity_check(sam_ldb, msg);
1045 if (ldb_ret != LDB_SUCCESS) {
1049 ldb_ret = ldb_build_mod_req(&req, sam_ldb, mem_ctx,
1053 ldb_op_default_callback,
1056 if (ldb_ret != LDB_SUCCESS) {
1061 ldb_ret = ldb_request_add_control(req, LDB_CONTROL_AS_SYSTEM_OID, false, NULL);
1062 if (ldb_ret != LDB_SUCCESS) {
1067 /* do request and auto start a transaction */
1068 ldb_ret = dsdb_autotransaction_request(sam_ldb, req);
1075 return a default security descriptor
1077 struct security_descriptor *samdb_default_security_descriptor(TALLOC_CTX *mem_ctx)
1079 struct security_descriptor *sd;
1081 sd = security_descriptor_initialise(mem_ctx);
1086 struct ldb_dn *samdb_base_dn(struct ldb_context *sam_ctx)
1088 return ldb_get_default_basedn(sam_ctx);
1091 struct ldb_dn *samdb_config_dn(struct ldb_context *sam_ctx)
1093 return ldb_get_config_basedn(sam_ctx);
1096 struct ldb_dn *samdb_schema_dn(struct ldb_context *sam_ctx)
1098 return ldb_get_schema_basedn(sam_ctx);
1101 struct ldb_dn *samdb_aggregate_schema_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1103 struct ldb_dn *schema_dn = ldb_get_schema_basedn(sam_ctx);
1104 struct ldb_dn *aggregate_dn;
1109 aggregate_dn = ldb_dn_copy(mem_ctx, schema_dn);
1110 if (!aggregate_dn) {
1113 if (!ldb_dn_add_child_fmt(aggregate_dn, "CN=Aggregate")) {
1116 return aggregate_dn;
1119 struct ldb_dn *samdb_root_dn(struct ldb_context *sam_ctx)
1121 return ldb_get_root_basedn(sam_ctx);
1124 struct ldb_dn *samdb_partitions_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1126 struct ldb_dn *new_dn;
1128 new_dn = ldb_dn_copy(mem_ctx, samdb_config_dn(sam_ctx));
1129 if ( ! ldb_dn_add_child_fmt(new_dn, "CN=Partitions")) {
1130 talloc_free(new_dn);
1136 struct ldb_dn *samdb_sites_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1138 struct ldb_dn *new_dn;
1140 new_dn = ldb_dn_copy(mem_ctx, samdb_config_dn(sam_ctx));
1141 if ( ! ldb_dn_add_child_fmt(new_dn, "CN=Sites")) {
1142 talloc_free(new_dn);
1149 work out the domain sid for the current open ldb
1151 const struct dom_sid *samdb_domain_sid(struct ldb_context *ldb)
1153 TALLOC_CTX *tmp_ctx;
1154 const struct dom_sid *domain_sid;
1155 const char *attrs[] = {
1159 struct ldb_result *res;
1162 /* see if we have a cached copy */
1163 domain_sid = (struct dom_sid *)ldb_get_opaque(ldb, "cache.domain_sid");
1168 tmp_ctx = talloc_new(ldb);
1169 if (tmp_ctx == NULL) {
1173 ret = ldb_search(ldb, tmp_ctx, &res, ldb_get_default_basedn(ldb), LDB_SCOPE_BASE, attrs, "objectSid=*");
1175 if (ret != LDB_SUCCESS) {
1179 if (res->count != 1) {
1183 domain_sid = samdb_result_dom_sid(tmp_ctx, res->msgs[0], "objectSid");
1184 if (domain_sid == NULL) {
1188 /* cache the domain_sid in the ldb */
1189 if (ldb_set_opaque(ldb, "cache.domain_sid", discard_const_p(struct dom_sid, domain_sid)) != LDB_SUCCESS) {
1193 talloc_steal(ldb, domain_sid);
1194 talloc_free(tmp_ctx);
1199 talloc_free(tmp_ctx);
1204 get domain sid from cache
1206 const struct dom_sid *samdb_domain_sid_cache_only(struct ldb_context *ldb)
1208 return (struct dom_sid *)ldb_get_opaque(ldb, "cache.domain_sid");
1211 bool samdb_set_domain_sid(struct ldb_context *ldb, const struct dom_sid *dom_sid_in)
1213 TALLOC_CTX *tmp_ctx;
1214 struct dom_sid *dom_sid_new;
1215 struct dom_sid *dom_sid_old;
1217 /* see if we have a cached copy */
1218 dom_sid_old = talloc_get_type(ldb_get_opaque(ldb,
1219 "cache.domain_sid"), struct dom_sid);
1221 tmp_ctx = talloc_new(ldb);
1222 if (tmp_ctx == NULL) {
1226 dom_sid_new = dom_sid_dup(tmp_ctx, dom_sid_in);
1231 /* cache the domain_sid in the ldb */
1232 if (ldb_set_opaque(ldb, "cache.domain_sid", dom_sid_new) != LDB_SUCCESS) {
1236 talloc_steal(ldb, dom_sid_new);
1237 talloc_free(tmp_ctx);
1238 talloc_free(dom_sid_old);
1243 DEBUG(1,("Failed to set our own cached domain SID in the ldb!\n"));
1244 talloc_free(tmp_ctx);
1248 /* Obtain the short name of the flexible single master operator
1249 * (FSMO), such as the PDC Emulator */
1250 const char *samdb_result_fsmo_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
1253 /* Format is cn=NTDS Settings,cn=<NETBIOS name of FSMO>,.... */
1254 struct ldb_dn *fsmo_dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx, msg, attr);
1255 const struct ldb_val *val = ldb_dn_get_component_val(fsmo_dn, 1);
1256 const char *name = ldb_dn_get_component_name(fsmo_dn, 1);
1258 if (!name || (ldb_attr_cmp(name, "cn") != 0)) {
1259 /* Ensure this matches the format. This gives us a
1260 * bit more confidence that a 'cn' value will be a
1265 return (char *)val->data;
1271 work out the ntds settings dn for the current open ldb
1273 struct ldb_dn *samdb_ntds_settings_dn(struct ldb_context *ldb)
1275 TALLOC_CTX *tmp_ctx;
1276 const char *root_attrs[] = { "dsServiceName", NULL };
1278 struct ldb_result *root_res;
1279 struct ldb_dn *settings_dn;
1281 /* see if we have a cached copy */
1282 settings_dn = (struct ldb_dn *)ldb_get_opaque(ldb, "cache.settings_dn");
1287 tmp_ctx = talloc_new(ldb);
1288 if (tmp_ctx == NULL) {
1292 ret = ldb_search(ldb, tmp_ctx, &root_res, ldb_dn_new(tmp_ctx, ldb, ""), LDB_SCOPE_BASE, root_attrs, NULL);
1294 DEBUG(1,("Searching for dsServiceName in rootDSE failed: %s\n",
1295 ldb_errstring(ldb)));
1299 if (root_res->count != 1) {
1303 settings_dn = ldb_msg_find_attr_as_dn(ldb, tmp_ctx, root_res->msgs[0], "dsServiceName");
1305 /* cache the domain_sid in the ldb */
1306 if (ldb_set_opaque(ldb, "cache.settings_dn", settings_dn) != LDB_SUCCESS) {
1310 talloc_steal(ldb, settings_dn);
1311 talloc_free(tmp_ctx);
1316 DEBUG(1,("Failed to find our own NTDS Settings DN in the ldb!\n"));
1317 talloc_free(tmp_ctx);
1322 work out the ntds settings invocationId for the current open ldb
1324 const struct GUID *samdb_ntds_invocation_id(struct ldb_context *ldb)
1326 TALLOC_CTX *tmp_ctx;
1327 const char *attrs[] = { "invocationId", NULL };
1329 struct ldb_result *res;
1330 struct GUID *invocation_id;
1332 /* see if we have a cached copy */
1333 invocation_id = (struct GUID *)ldb_get_opaque(ldb, "cache.invocation_id");
1334 if (invocation_id) {
1335 return invocation_id;
1338 tmp_ctx = talloc_new(ldb);
1339 if (tmp_ctx == NULL) {
1343 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
1348 if (res->count != 1) {
1352 invocation_id = talloc(tmp_ctx, struct GUID);
1353 if (!invocation_id) {
1357 *invocation_id = samdb_result_guid(res->msgs[0], "invocationId");
1359 /* cache the domain_sid in the ldb */
1360 if (ldb_set_opaque(ldb, "cache.invocation_id", invocation_id) != LDB_SUCCESS) {
1364 talloc_steal(ldb, invocation_id);
1365 talloc_free(tmp_ctx);
1367 return invocation_id;
1370 DEBUG(1,("Failed to find our own NTDS Settings invocationId in the ldb!\n"));
1371 talloc_free(tmp_ctx);
1375 bool samdb_set_ntds_invocation_id(struct ldb_context *ldb, const struct GUID *invocation_id_in)
1377 TALLOC_CTX *tmp_ctx;
1378 struct GUID *invocation_id_new;
1379 struct GUID *invocation_id_old;
1381 /* see if we have a cached copy */
1382 invocation_id_old = (struct GUID *)ldb_get_opaque(ldb,
1383 "cache.invocation_id");
1385 tmp_ctx = talloc_new(ldb);
1386 if (tmp_ctx == NULL) {
1390 invocation_id_new = talloc(tmp_ctx, struct GUID);
1391 if (!invocation_id_new) {
1395 *invocation_id_new = *invocation_id_in;
1397 /* cache the domain_sid in the ldb */
1398 if (ldb_set_opaque(ldb, "cache.invocation_id", invocation_id_new) != LDB_SUCCESS) {
1402 talloc_steal(ldb, invocation_id_new);
1403 talloc_free(tmp_ctx);
1404 talloc_free(invocation_id_old);
1409 DEBUG(1,("Failed to set our own cached invocationId in the ldb!\n"));
1410 talloc_free(tmp_ctx);
1415 work out the ntds settings objectGUID for the current open ldb
1417 const struct GUID *samdb_ntds_objectGUID(struct ldb_context *ldb)
1419 TALLOC_CTX *tmp_ctx;
1420 const char *attrs[] = { "objectGUID", NULL };
1422 struct ldb_result *res;
1423 struct GUID *ntds_guid;
1425 /* see if we have a cached copy */
1426 ntds_guid = (struct GUID *)ldb_get_opaque(ldb, "cache.ntds_guid");
1431 tmp_ctx = talloc_new(ldb);
1432 if (tmp_ctx == NULL) {
1436 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
1441 if (res->count != 1) {
1445 ntds_guid = talloc(tmp_ctx, struct GUID);
1450 *ntds_guid = samdb_result_guid(res->msgs[0], "objectGUID");
1452 /* cache the domain_sid in the ldb */
1453 if (ldb_set_opaque(ldb, "cache.ntds_guid", ntds_guid) != LDB_SUCCESS) {
1457 talloc_steal(ldb, ntds_guid);
1458 talloc_free(tmp_ctx);
1463 DEBUG(1,("Failed to find our own NTDS Settings objectGUID in the ldb!\n"));
1464 talloc_free(tmp_ctx);
1468 bool samdb_set_ntds_objectGUID(struct ldb_context *ldb, const struct GUID *ntds_guid_in)
1470 TALLOC_CTX *tmp_ctx;
1471 struct GUID *ntds_guid_new;
1472 struct GUID *ntds_guid_old;
1474 /* see if we have a cached copy */
1475 ntds_guid_old = (struct GUID *)ldb_get_opaque(ldb, "cache.ntds_guid");
1477 tmp_ctx = talloc_new(ldb);
1478 if (tmp_ctx == NULL) {
1482 ntds_guid_new = talloc(tmp_ctx, struct GUID);
1483 if (!ntds_guid_new) {
1487 *ntds_guid_new = *ntds_guid_in;
1489 /* cache the domain_sid in the ldb */
1490 if (ldb_set_opaque(ldb, "cache.ntds_guid", ntds_guid_new) != LDB_SUCCESS) {
1494 talloc_steal(ldb, ntds_guid_new);
1495 talloc_free(tmp_ctx);
1496 talloc_free(ntds_guid_old);
1501 DEBUG(1,("Failed to set our own cached invocationId in the ldb!\n"));
1502 talloc_free(tmp_ctx);
1507 work out the server dn for the current open ldb
1509 struct ldb_dn *samdb_server_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1511 return ldb_dn_get_parent(mem_ctx, samdb_ntds_settings_dn(ldb));
1515 work out the server dn for the current open ldb
1517 struct ldb_dn *samdb_server_site_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1519 struct ldb_dn *server_dn;
1520 struct ldb_dn *server_site_dn;
1522 server_dn = samdb_server_dn(ldb, mem_ctx);
1523 if (!server_dn) return NULL;
1525 server_site_dn = ldb_dn_get_parent(mem_ctx, server_dn);
1527 talloc_free(server_dn);
1528 return server_site_dn;
1532 find a 'reference' DN that points at another object
1533 (eg. serverReference, rIDManagerReference etc)
1535 int samdb_reference_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn *base,
1536 const char *attribute, struct ldb_dn **dn)
1538 const char *attrs[2];
1539 struct ldb_result *res;
1542 attrs[0] = attribute;
1545 ret = ldb_search(ldb, mem_ctx, &res, base, LDB_SCOPE_BASE, attrs, NULL);
1546 if (ret != LDB_SUCCESS) {
1549 if (res->count != 1) {
1551 return LDB_ERR_NO_SUCH_OBJECT;
1554 *dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx, res->msgs[0], attribute);
1557 return LDB_ERR_NO_SUCH_ATTRIBUTE;
1565 find our machine account via the serverReference attribute in the
1568 int samdb_server_reference_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1570 struct ldb_dn *server_dn;
1573 server_dn = samdb_server_dn(ldb, mem_ctx);
1574 if (server_dn == NULL) {
1575 return LDB_ERR_NO_SUCH_OBJECT;
1578 ret = samdb_reference_dn(ldb, mem_ctx, server_dn, "serverReference", dn);
1579 talloc_free(server_dn);
1585 find the RID Manager$ DN via the rIDManagerReference attribute in the
1588 int samdb_rid_manager_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1590 return samdb_reference_dn(ldb, mem_ctx, samdb_base_dn(ldb), "rIDManagerReference", dn);
1594 find the RID Set DN via the rIDSetReferences attribute in our
1597 int samdb_rid_set_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1599 struct ldb_dn *server_ref_dn;
1602 ret = samdb_server_reference_dn(ldb, mem_ctx, &server_ref_dn);
1603 if (ret != LDB_SUCCESS) {
1606 ret = samdb_reference_dn(ldb, mem_ctx, server_ref_dn, "rIDSetReferences", dn);
1607 talloc_free(server_ref_dn);
1611 const char *samdb_server_site_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1613 const struct ldb_val *val = ldb_dn_get_rdn_val(samdb_server_site_dn(ldb, mem_ctx));
1616 return (const char *) val->data;
1622 work out if we are the PDC for the domain of the current open ldb
1624 bool samdb_is_pdc(struct ldb_context *ldb)
1626 const char *dom_attrs[] = { "fSMORoleOwner", NULL };
1628 struct ldb_result *dom_res;
1629 TALLOC_CTX *tmp_ctx;
1633 tmp_ctx = talloc_new(ldb);
1634 if (tmp_ctx == NULL) {
1635 DEBUG(1, ("talloc_new failed in samdb_is_pdc"));
1639 ret = ldb_search(ldb, tmp_ctx, &dom_res, ldb_get_default_basedn(ldb), LDB_SCOPE_BASE, dom_attrs, NULL);
1641 DEBUG(1,("Searching for fSMORoleOwner in %s failed: %s\n",
1642 ldb_dn_get_linearized(ldb_get_default_basedn(ldb)),
1643 ldb_errstring(ldb)));
1646 if (dom_res->count != 1) {
1650 pdc = ldb_msg_find_attr_as_dn(ldb, tmp_ctx, dom_res->msgs[0], "fSMORoleOwner");
1652 if (ldb_dn_compare(samdb_ntds_settings_dn(ldb), pdc) == 0) {
1658 talloc_free(tmp_ctx);
1663 DEBUG(1,("Failed to find if we are the PDC for this ldb\n"));
1664 talloc_free(tmp_ctx);
1669 work out if we are a Global Catalog server for the domain of the current open ldb
1671 bool samdb_is_gc(struct ldb_context *ldb)
1673 const char *attrs[] = { "options", NULL };
1675 struct ldb_result *res;
1676 TALLOC_CTX *tmp_ctx;
1678 tmp_ctx = talloc_new(ldb);
1679 if (tmp_ctx == NULL) {
1680 DEBUG(1, ("talloc_new failed in samdb_is_pdc"));
1684 /* Query cn=ntds settings,.... */
1685 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
1687 talloc_free(tmp_ctx);
1690 if (res->count != 1) {
1691 talloc_free(tmp_ctx);
1695 options = ldb_msg_find_attr_as_int(res->msgs[0], "options", 0);
1696 talloc_free(tmp_ctx);
1698 /* if options attribute has the 0x00000001 flag set, then enable the global catlog */
1699 if (options & 0x000000001) {
1705 /* Find a domain object in the parents of a particular DN. */
1706 int samdb_search_for_parent_domain(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
1707 struct ldb_dn **parent_dn, const char **errstring)
1709 TALLOC_CTX *local_ctx;
1710 struct ldb_dn *sdn = dn;
1711 struct ldb_result *res = NULL;
1713 const char *attrs[] = { NULL };
1715 local_ctx = talloc_new(mem_ctx);
1716 if (local_ctx == NULL) return LDB_ERR_OPERATIONS_ERROR;
1718 while ((sdn = ldb_dn_get_parent(local_ctx, sdn))) {
1719 ret = ldb_search(ldb, local_ctx, &res, sdn, LDB_SCOPE_BASE, attrs,
1720 "(|(objectClass=domain)(objectClass=builtinDomain))");
1721 if (ret == LDB_SUCCESS) {
1722 if (res->count == 1) {
1730 if (ret != LDB_SUCCESS) {
1731 *errstring = talloc_asprintf(mem_ctx, "Error searching for parent domain of %s, failed searching for %s: %s",
1732 ldb_dn_get_linearized(dn),
1733 ldb_dn_get_linearized(sdn),
1734 ldb_errstring(ldb));
1735 talloc_free(local_ctx);
1738 if (res->count != 1) {
1739 *errstring = talloc_asprintf(mem_ctx, "Invalid dn (%s), not child of a domain object",
1740 ldb_dn_get_linearized(dn));
1741 DEBUG(0,(__location__ ": %s\n", *errstring));
1742 talloc_free(local_ctx);
1743 return LDB_ERR_CONSTRAINT_VIOLATION;
1746 *parent_dn = talloc_steal(mem_ctx, res->msgs[0]->dn);
1747 talloc_free(local_ctx);
1753 * Performs checks on a user password (plaintext UNIX format - attribute
1754 * "password"). The remaining parameters have to be extracted from the domain
1757 * Result codes from "enum samr_ValidationStatus" (consider "samr.idl")
1759 enum samr_ValidationStatus samdb_check_password(const DATA_BLOB *password,
1760 const uint32_t pwdProperties,
1761 const uint32_t minPwdLength)
1763 /* checks if the "minPwdLength" property is satisfied */
1764 if (minPwdLength > password->length)
1765 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
1767 /* checks the password complexity */
1768 if (((pwdProperties & DOMAIN_PASSWORD_COMPLEX) != 0)
1769 && (password->data != NULL)
1770 && (!check_password_quality((const char *) password->data)))
1771 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
1773 return SAMR_VALIDATION_STATUS_SUCCESS;
1777 * Sets the user password using plaintext UTF16 (attribute "new_password") or
1778 * LM (attribute "lmNewHash") or NT (attribute "ntNewHash") hash. Also pass
1779 * as parameter if it's a user change or not ("userChange"). The "rejectReason"
1780 * gives some more informations if the changed failed.
1782 * The caller should have a LDB transaction wrapping this.
1784 * Results: NT_STATUS_OK, NT_STATUS_INTERNAL_DB_CORRUPTION,
1785 * NT_STATUS_INVALID_PARAMETER, NT_STATUS_UNSUCCESSFUL,
1786 * NT_STATUS_PASSWORD_RESTRICTION
1788 NTSTATUS samdb_set_password(struct ldb_context *ctx, TALLOC_CTX *mem_ctx,
1789 struct ldb_dn *user_dn, struct ldb_dn *domain_dn,
1790 struct ldb_message *mod,
1791 const DATA_BLOB *new_password,
1792 struct samr_Password *param_lmNewHash,
1793 struct samr_Password *param_ntNewHash,
1795 enum samPwdChangeReason *reject_reason,
1796 struct samr_DomInfo1 **_dominfo)
1798 const char * const user_attrs[] = { "userAccountControl",
1801 "dBCSPwd", "unicodePwd",
1803 "pwdLastSet", NULL };
1804 const char * const domain_attrs[] = { "minPwdLength", "pwdProperties",
1806 "maxPwdAge", "minPwdAge", NULL };
1808 uint32_t minPwdLength, pwdProperties, pwdHistoryLength;
1809 int64_t maxPwdAge, minPwdAge;
1810 uint32_t userAccountControl;
1811 struct samr_Password *sambaLMPwdHistory, *sambaNTPwdHistory,
1812 *lmPwdHash, *ntPwdHash, *lmNewHash, *ntNewHash;
1813 struct samr_Password local_lmNewHash, local_ntNewHash;
1814 int sambaLMPwdHistory_len, sambaNTPwdHistory_len;
1815 struct dom_sid *domain_sid;
1816 struct ldb_message **res;
1819 time_t now = time(NULL);
1823 /* we need to know the time to compute password age */
1824 unix_to_nt_time(&now_nt, now);
1826 /* pull all the user parameters */
1827 count = gendb_search_dn(ctx, mem_ctx, user_dn, &res, user_attrs);
1829 return NT_STATUS_INTERNAL_DB_CORRUPTION;
1831 userAccountControl = samdb_result_uint(res[0], "userAccountControl", 0);
1832 sambaLMPwdHistory_len = samdb_result_hashes(mem_ctx, res[0],
1833 "lmPwdHistory", &sambaLMPwdHistory);
1834 sambaNTPwdHistory_len = samdb_result_hashes(mem_ctx, res[0],
1835 "ntPwdHistory", &sambaNTPwdHistory);
1836 lmPwdHash = samdb_result_hash(mem_ctx, res[0], "dBCSPwd");
1837 ntPwdHash = samdb_result_hash(mem_ctx, res[0], "unicodePwd");
1838 pwdLastSet = samdb_result_uint64(res[0], "pwdLastSet", 0);
1840 /* Copy parameters */
1841 lmNewHash = param_lmNewHash;
1842 ntNewHash = param_ntNewHash;
1844 /* Only non-trust accounts have restrictions (possibly this
1845 * test is the wrong way around, but I like to be restrictive
1847 restrictions = !(userAccountControl & (UF_INTERDOMAIN_TRUST_ACCOUNT
1848 |UF_WORKSTATION_TRUST_ACCOUNT
1849 |UF_SERVER_TRUST_ACCOUNT));
1851 if (domain_dn != NULL) {
1852 /* pull the domain parameters */
1853 count = gendb_search_dn(ctx, mem_ctx, domain_dn, &res,
1856 DEBUG(2, ("samdb_set_password: Domain DN %s is invalid, for user %s\n",
1857 ldb_dn_get_linearized(domain_dn),
1858 ldb_dn_get_linearized(user_dn)));
1859 return NT_STATUS_NO_SUCH_DOMAIN;
1862 /* work out the domain sid, and pull the domain from there */
1863 domain_sid = samdb_result_sid_prefix(mem_ctx, res[0],
1865 if (domain_sid == NULL) {
1866 return NT_STATUS_INTERNAL_DB_CORRUPTION;
1869 count = gendb_search(ctx, mem_ctx, NULL, &res, domain_attrs,
1871 ldap_encode_ndr_dom_sid(mem_ctx, domain_sid));
1873 DEBUG(2, ("samdb_set_password: Could not find domain to match SID: %s, for user %s\n",
1874 dom_sid_string(mem_ctx, domain_sid),
1875 ldb_dn_get_linearized(user_dn)));
1876 return NT_STATUS_NO_SUCH_DOMAIN;
1880 minPwdLength = samdb_result_uint(res[0], "minPwdLength", 0);
1881 pwdProperties = samdb_result_uint(res[0], "pwdProperties", 0);
1882 pwdHistoryLength = samdb_result_uint(res[0], "pwdHistoryLength", 0);
1883 maxPwdAge = samdb_result_int64(res[0], "maxPwdAge", 0);
1884 minPwdAge = samdb_result_int64(res[0], "minPwdAge", 0);
1886 if ((userAccountControl & UF_PASSWD_NOTREQD) != 0) {
1887 /* see [MS-ADTS] 2.2.15 */
1891 if (_dominfo != NULL) {
1892 struct samr_DomInfo1 *dominfo;
1893 /* on failure we need to fill in the reject reasons */
1894 dominfo = talloc(mem_ctx, struct samr_DomInfo1);
1895 if (dominfo == NULL) {
1896 return NT_STATUS_NO_MEMORY;
1898 dominfo->min_password_length = minPwdLength;
1899 dominfo->password_properties = pwdProperties;
1900 dominfo->password_history_length = pwdHistoryLength;
1901 dominfo->max_password_age = maxPwdAge;
1902 dominfo->min_password_age = minPwdAge;
1903 *_dominfo = dominfo;
1906 if ((restrictions != 0) && (new_password != 0)) {
1909 /* checks if the "minPwdLength" property is satisfied */
1910 if ((restrictions != 0)
1911 && (minPwdLength > utf16_len_n(
1912 new_password->data, new_password->length)/2)) {
1913 if (reject_reason) {
1914 *reject_reason = SAM_PWD_CHANGE_PASSWORD_TOO_SHORT;
1916 return NT_STATUS_PASSWORD_RESTRICTION;
1919 /* Create the NT hash */
1920 mdfour(local_ntNewHash.hash, new_password->data,
1921 new_password->length);
1923 ntNewHash = &local_ntNewHash;
1925 /* Only check complexity if we can convert it at all. Assuming unconvertable passwords are 'strong' */
1926 if (convert_string_talloc_convenience(mem_ctx,
1927 lp_iconv_convenience(ldb_get_opaque(ctx, "loadparm")),
1929 new_password->data, new_password->length,
1930 (void **)&new_pass, NULL, false)) {
1932 /* checks the password complexity */
1933 if ((restrictions != 0)
1935 & DOMAIN_PASSWORD_COMPLEX) != 0)
1936 && (!check_password_quality(new_pass))) {
1937 if (reject_reason) {
1938 *reject_reason = SAM_PWD_CHANGE_NOT_COMPLEX;
1940 return NT_STATUS_PASSWORD_RESTRICTION;
1943 /* compute the new lm hashes (for checking history - case insenitivly!) */
1944 if (E_deshash(new_pass, local_lmNewHash.hash)) {
1945 lmNewHash = &local_lmNewHash;
1950 if ((restrictions != 0) && user_change) {
1951 /* are all password changes disallowed? */
1952 if ((pwdProperties & DOMAIN_REFUSE_PASSWORD_CHANGE) != 0) {
1953 if (reject_reason) {
1954 *reject_reason = SAM_PWD_CHANGE_NO_ERROR;
1956 return NT_STATUS_PASSWORD_RESTRICTION;
1959 /* can this user change the password? */
1960 if ((userAccountControl & UF_PASSWD_CANT_CHANGE) != 0) {
1961 if (reject_reason) {
1962 *reject_reason = SAM_PWD_CHANGE_NO_ERROR;
1964 return NT_STATUS_PASSWORD_RESTRICTION;
1967 /* Password minimum age: yes, this is a minus. The ages are in negative 100nsec units! */
1968 if (pwdLastSet - minPwdAge > now_nt) {
1969 if (reject_reason) {
1970 *reject_reason = SAM_PWD_CHANGE_NO_ERROR;
1972 return NT_STATUS_PASSWORD_RESTRICTION;
1975 /* check the immediately past password */
1976 if (pwdHistoryLength > 0) {
1977 if (lmNewHash && lmPwdHash && memcmp(lmNewHash->hash,
1978 lmPwdHash->hash, 16) == 0) {
1979 if (reject_reason) {
1980 *reject_reason = SAM_PWD_CHANGE_PWD_IN_HISTORY;
1982 return NT_STATUS_PASSWORD_RESTRICTION;
1984 if (ntNewHash && ntPwdHash && memcmp(ntNewHash->hash,
1985 ntPwdHash->hash, 16) == 0) {
1986 if (reject_reason) {
1987 *reject_reason = SAM_PWD_CHANGE_PWD_IN_HISTORY;
1989 return NT_STATUS_PASSWORD_RESTRICTION;
1993 /* check the password history */
1994 sambaLMPwdHistory_len = MIN(sambaLMPwdHistory_len,
1996 sambaNTPwdHistory_len = MIN(sambaNTPwdHistory_len,
1999 for (i=0; lmNewHash && i<sambaLMPwdHistory_len;i++) {
2000 if (memcmp(lmNewHash->hash, sambaLMPwdHistory[i].hash,
2002 if (reject_reason) {
2003 *reject_reason = SAM_PWD_CHANGE_PWD_IN_HISTORY;
2005 return NT_STATUS_PASSWORD_RESTRICTION;
2008 for (i=0; ntNewHash && i<sambaNTPwdHistory_len;i++) {
2009 if (memcmp(ntNewHash->hash, sambaNTPwdHistory[i].hash,
2011 if (reject_reason) {
2012 *reject_reason = SAM_PWD_CHANGE_PWD_IN_HISTORY;
2014 return NT_STATUS_PASSWORD_RESTRICTION;
2019 #define CHECK_RET(x) do { if (x != 0) return NT_STATUS_NO_MEMORY; } while(0)
2021 /* the password is acceptable. Start forming the new fields */
2022 if (new_password != NULL) {
2023 /* if we know the cleartext UTF16 password, then set it.
2024 * Modules in ldb will set all the appropriate
2026 CHECK_RET(ldb_msg_add_value(mod, "clearTextPassword", new_password, NULL));
2028 /* we don't have the cleartext, so set what we have of the
2032 CHECK_RET(samdb_msg_add_hash(ctx, mem_ctx, mod, "dBCSPwd", lmNewHash));
2036 CHECK_RET(samdb_msg_add_hash(ctx, mem_ctx, mod, "unicodePwd", ntNewHash));
2040 if (reject_reason) {
2041 *reject_reason = SAM_PWD_CHANGE_NO_ERROR;
2043 return NT_STATUS_OK;
2048 * Sets the user password using plaintext UTF16 (attribute "new_password") or
2049 * LM (attribute "lmNewHash") or NT (attribute "ntNewHash") hash. Also pass
2050 * as parameter if it's a user change or not ("userChange"). The "rejectReason"
2051 * gives some more informations if the changed failed.
2053 * This wrapper function for "samdb_set_password" takes a SID as input rather
2056 * This call encapsulates a new LDB transaction for changing the password;
2057 * therefore the user hasn't to start a new one.
2059 * Results: NT_STATUS_OK, NT_STATUS_INTERNAL_DB_CORRUPTION,
2060 * NT_STATUS_INVALID_PARAMETER, NT_STATUS_UNSUCCESSFUL,
2061 * NT_STATUS_PASSWORD_RESTRICTION
2063 NTSTATUS samdb_set_password_sid(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
2064 const struct dom_sid *user_sid,
2065 const DATA_BLOB *new_password,
2066 struct samr_Password *lmNewHash,
2067 struct samr_Password *ntNewHash,
2069 enum samPwdChangeReason *reject_reason,
2070 struct samr_DomInfo1 **_dominfo)
2073 struct ldb_dn *user_dn;
2074 struct ldb_message *msg;
2077 ret = ldb_transaction_start(ldb);
2078 if (ret != LDB_SUCCESS) {
2079 DEBUG(1, ("Failed to start transaction: %s\n", ldb_errstring(ldb)));
2080 return NT_STATUS_TRANSACTION_ABORTED;
2083 user_dn = samdb_search_dn(ldb, mem_ctx, NULL,
2084 "(&(objectSid=%s)(objectClass=user))",
2085 ldap_encode_ndr_dom_sid(mem_ctx, user_sid));
2087 ldb_transaction_cancel(ldb);
2088 DEBUG(3, ("samdb_set_password_sid: SID %s not found in samdb, returning NO_SUCH_USER\n",
2089 dom_sid_string(mem_ctx, user_sid)));
2090 return NT_STATUS_NO_SUCH_USER;
2093 msg = ldb_msg_new(mem_ctx);
2095 ldb_transaction_cancel(ldb);
2096 talloc_free(user_dn);
2097 return NT_STATUS_NO_MEMORY;
2100 msg->dn = ldb_dn_copy(msg, user_dn);
2102 ldb_transaction_cancel(ldb);
2103 talloc_free(user_dn);
2105 return NT_STATUS_NO_MEMORY;
2108 nt_status = samdb_set_password(ldb, mem_ctx,
2111 lmNewHash, ntNewHash,
2113 reject_reason, _dominfo);
2114 if (!NT_STATUS_IS_OK(nt_status)) {
2115 ldb_transaction_cancel(ldb);
2116 talloc_free(user_dn);
2121 /* modify the samdb record */
2122 ret = samdb_replace(ldb, mem_ctx, msg);
2123 if (ret != LDB_SUCCESS) {
2124 ldb_transaction_cancel(ldb);
2125 talloc_free(user_dn);
2127 return NT_STATUS_ACCESS_DENIED;
2132 ret = ldb_transaction_commit(ldb);
2133 if (ret != LDB_SUCCESS) {
2134 DEBUG(0,("Failed to commit transaction to change password on %s: %s\n",
2135 ldb_dn_get_linearized(user_dn),
2136 ldb_errstring(ldb)));
2137 talloc_free(user_dn);
2138 return NT_STATUS_TRANSACTION_ABORTED;
2141 talloc_free(user_dn);
2142 return NT_STATUS_OK;
2146 NTSTATUS samdb_create_foreign_security_principal(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
2147 struct dom_sid *sid, struct ldb_dn **ret_dn)
2149 struct ldb_message *msg;
2150 struct ldb_dn *basedn;
2154 sidstr = dom_sid_string(mem_ctx, sid);
2155 NT_STATUS_HAVE_NO_MEMORY(sidstr);
2157 /* We might have to create a ForeignSecurityPrincipal, even if this user
2158 * is in our own domain */
2160 msg = ldb_msg_new(sidstr);
2162 talloc_free(sidstr);
2163 return NT_STATUS_NO_MEMORY;
2166 ret = dsdb_wellknown_dn(sam_ctx, sidstr, samdb_base_dn(sam_ctx),
2167 DS_GUID_FOREIGNSECURITYPRINCIPALS_CONTAINER,
2169 if (ret != LDB_SUCCESS) {
2170 DEBUG(0, ("Failed to find DN for "
2171 "ForeignSecurityPrincipal container - %s\n", ldb_errstring(sam_ctx)));
2172 talloc_free(sidstr);
2173 return NT_STATUS_INTERNAL_DB_CORRUPTION;
2176 /* add core elements to the ldb_message for the alias */
2178 if ( ! ldb_dn_add_child_fmt(msg->dn, "CN=%s", sidstr)) {
2179 talloc_free(sidstr);
2180 return NT_STATUS_NO_MEMORY;
2183 samdb_msg_add_string(sam_ctx, msg, msg,
2185 "foreignSecurityPrincipal");
2187 /* create the alias */
2188 ret = ldb_add(sam_ctx, msg);
2189 if (ret != LDB_SUCCESS) {
2190 DEBUG(0,("Failed to create foreignSecurityPrincipal "
2192 ldb_dn_get_linearized(msg->dn),
2193 ldb_errstring(sam_ctx)));
2194 talloc_free(sidstr);
2195 return NT_STATUS_INTERNAL_DB_CORRUPTION;
2198 *ret_dn = talloc_steal(mem_ctx, msg->dn);
2199 talloc_free(sidstr);
2201 return NT_STATUS_OK;
2206 Find the DN of a domain, assuming it to be a dotted.dns name
2209 struct ldb_dn *samdb_dns_domain_to_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, const char *dns_domain)
2212 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2213 const char *binary_encoded;
2214 const char **split_realm;
2221 split_realm = (const char **)str_list_make(tmp_ctx, dns_domain, ".");
2223 talloc_free(tmp_ctx);
2226 dn = ldb_dn_new(mem_ctx, ldb, NULL);
2227 for (i=0; split_realm[i]; i++) {
2228 binary_encoded = ldb_binary_encode_string(tmp_ctx, split_realm[i]);
2229 if (!ldb_dn_add_base_fmt(dn, "dc=%s", binary_encoded)) {
2230 DEBUG(2, ("Failed to add dc=%s element to DN %s\n",
2231 binary_encoded, ldb_dn_get_linearized(dn)));
2232 talloc_free(tmp_ctx);
2236 if (!ldb_dn_validate(dn)) {
2237 DEBUG(2, ("Failed to validated DN %s\n",
2238 ldb_dn_get_linearized(dn)));
2239 talloc_free(tmp_ctx);
2242 talloc_free(tmp_ctx);
2247 Find the DN of a domain, be it the netbios or DNS name
2249 struct ldb_dn *samdb_domain_to_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
2250 const char *domain_name)
2252 const char * const domain_ref_attrs[] = {
2255 const char * const domain_ref2_attrs[] = {
2258 struct ldb_result *res_domain_ref;
2259 char *escaped_domain = ldb_binary_encode_string(mem_ctx, domain_name);
2260 /* find the domain's DN */
2261 int ret_domain = ldb_search(ldb, mem_ctx,
2263 samdb_partitions_dn(ldb, mem_ctx),
2266 "(&(nETBIOSName=%s)(objectclass=crossRef))",
2268 if (ret_domain != 0) {
2272 if (res_domain_ref->count == 0) {
2273 ret_domain = ldb_search(ldb, mem_ctx,
2275 samdb_dns_domain_to_dn(ldb, mem_ctx, domain_name),
2278 "(objectclass=domain)");
2279 if (ret_domain != 0) {
2283 if (res_domain_ref->count == 1) {
2284 return res_domain_ref->msgs[0]->dn;
2289 if (res_domain_ref->count > 1) {
2290 DEBUG(0,("Found %d records matching domain [%s]\n",
2291 ret_domain, domain_name));
2295 return samdb_result_dn(ldb, mem_ctx, res_domain_ref->msgs[0], "nCName", NULL);
2301 use a GUID to find a DN
2303 int dsdb_find_dn_by_guid(struct ldb_context *ldb,
2304 TALLOC_CTX *mem_ctx,
2305 const char *guid_str, struct ldb_dn **dn)
2308 struct ldb_result *res;
2309 const char *attrs[] = { NULL };
2310 struct ldb_request *search_req;
2312 struct ldb_search_options_control *options;
2314 expression = talloc_asprintf(mem_ctx, "objectGUID=%s", guid_str);
2316 DEBUG(0, (__location__ ": out of memory\n"));
2317 return LDB_ERR_OPERATIONS_ERROR;
2320 res = talloc_zero(expression, struct ldb_result);
2322 DEBUG(0, (__location__ ": out of memory\n"));
2323 talloc_free(expression);
2324 return LDB_ERR_OPERATIONS_ERROR;
2327 ret = ldb_build_search_req(&search_req, ldb, expression,
2328 ldb_get_default_basedn(ldb),
2332 res, ldb_search_default_callback,
2334 if (ret != LDB_SUCCESS) {
2335 talloc_free(expression);
2339 /* we need to cope with cross-partition links, so search for
2340 the GUID over all partitions */
2341 options = talloc(search_req, struct ldb_search_options_control);
2342 if (options == NULL) {
2343 DEBUG(0, (__location__ ": out of memory\n"));
2344 talloc_free(expression);
2345 return LDB_ERR_OPERATIONS_ERROR;
2347 options->search_options = LDB_SEARCH_OPTION_PHANTOM_ROOT;
2349 ret = ldb_request_add_control(search_req, LDB_CONTROL_EXTENDED_DN_OID, true, NULL);
2350 if (ret != LDB_SUCCESS) {
2351 talloc_free(expression);
2355 ret = ldb_request_add_control(search_req,
2356 LDB_CONTROL_SEARCH_OPTIONS_OID,
2358 if (ret != LDB_SUCCESS) {
2359 talloc_free(expression);
2363 ret = ldb_request(ldb, search_req);
2364 if (ret != LDB_SUCCESS) {
2365 talloc_free(expression);
2369 ret = ldb_wait(search_req->handle, LDB_WAIT_ALL);
2370 if (ret != LDB_SUCCESS) {
2371 talloc_free(expression);
2375 /* this really should be exactly 1, but there is a bug in the
2376 partitions module that can return two here with the
2377 search_options control set */
2378 if (res->count < 1) {
2379 talloc_free(expression);
2380 return LDB_ERR_NO_SUCH_OBJECT;
2383 *dn = talloc_steal(mem_ctx, res->msgs[0]->dn);
2384 talloc_free(expression);
2390 search for attrs on one DN, allowing for deleted objects
2392 int dsdb_search_dn_with_deleted(struct ldb_context *ldb,
2393 TALLOC_CTX *mem_ctx,
2394 struct ldb_result **_res,
2395 struct ldb_dn *basedn,
2396 const char * const *attrs)
2399 struct ldb_request *req;
2400 TALLOC_CTX *tmp_ctx;
2401 struct ldb_result *res;
2403 tmp_ctx = talloc_new(mem_ctx);
2405 res = talloc_zero(tmp_ctx, struct ldb_result);
2407 talloc_free(tmp_ctx);
2408 return LDB_ERR_OPERATIONS_ERROR;
2411 ret = ldb_build_search_req(&req, ldb, tmp_ctx,
2418 ldb_search_default_callback,
2420 if (ret != LDB_SUCCESS) {
2421 talloc_free(tmp_ctx);
2425 ret = ldb_request_add_control(req, LDB_CONTROL_SHOW_DELETED_OID, true, NULL);
2426 if (ret != LDB_SUCCESS) {
2427 talloc_free(tmp_ctx);
2431 ret = ldb_request(ldb, req);
2432 if (ret == LDB_SUCCESS) {
2433 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
2436 *_res = talloc_steal(mem_ctx, res);
2437 talloc_free(tmp_ctx);
2443 use a DN to find a GUID with a given attribute name
2445 int dsdb_find_guid_attr_by_dn(struct ldb_context *ldb,
2446 struct ldb_dn *dn, const char *attribute,
2450 struct ldb_result *res;
2451 const char *attrs[2];
2452 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2454 attrs[0] = attribute;
2457 ret = dsdb_search_dn_with_deleted(ldb, tmp_ctx, &res, dn, attrs);
2458 if (ret != LDB_SUCCESS) {
2459 talloc_free(tmp_ctx);
2462 if (res->count < 1) {
2463 talloc_free(tmp_ctx);
2464 return LDB_ERR_NO_SUCH_OBJECT;
2466 *guid = samdb_result_guid(res->msgs[0], attribute);
2467 talloc_free(tmp_ctx);
2472 use a DN to find a GUID
2474 int dsdb_find_guid_by_dn(struct ldb_context *ldb,
2475 struct ldb_dn *dn, struct GUID *guid)
2477 return dsdb_find_guid_attr_by_dn(ldb, dn, "objectGUID", guid);
2483 adds the given GUID to the given ldb_message. This value is added
2484 for the given attr_name (may be either "objectGUID" or "parentGUID").
2486 int dsdb_msg_add_guid(struct ldb_message *msg,
2488 const char *attr_name)
2493 TALLOC_CTX *tmp_ctx = talloc_init("dsdb_msg_add_guid");
2495 status = GUID_to_ndr_blob(guid, tmp_ctx, &v);
2496 if (!NT_STATUS_IS_OK(status)) {
2497 ret = LDB_ERR_OPERATIONS_ERROR;
2501 ret = ldb_msg_add_steal_value(msg, attr_name, &v);
2502 if (ret != LDB_SUCCESS) {
2503 DEBUG(4,(__location__ ": Failed to add %s to the message\n",
2511 talloc_free(tmp_ctx);
2518 use a DN to find a SID
2520 int dsdb_find_sid_by_dn(struct ldb_context *ldb,
2521 struct ldb_dn *dn, struct dom_sid *sid)
2524 struct ldb_result *res;
2525 const char *attrs[] = { "objectSID", NULL };
2526 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2531 ret = dsdb_search_dn_with_deleted(ldb, tmp_ctx, &res, dn, attrs);
2532 if (ret != LDB_SUCCESS) {
2533 talloc_free(tmp_ctx);
2536 if (res->count < 1) {
2537 talloc_free(tmp_ctx);
2538 return LDB_ERR_NO_SUCH_OBJECT;
2540 s = samdb_result_dom_sid(tmp_ctx, res->msgs[0], "objectSID");
2542 talloc_free(tmp_ctx);
2543 return LDB_ERR_NO_SUCH_OBJECT;
2546 talloc_free(tmp_ctx);
2553 load a repsFromTo blob list for a given partition GUID
2554 attr must be "repsFrom" or "repsTo"
2556 WERROR dsdb_loadreps(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
2557 const char *attr, struct repsFromToBlob **r, uint32_t *count)
2559 const char *attrs[] = { attr, NULL };
2560 struct ldb_result *res = NULL;
2561 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2563 struct ldb_message_element *el;
2568 if (ldb_search(sam_ctx, tmp_ctx, &res, dn, LDB_SCOPE_BASE, attrs, NULL) != LDB_SUCCESS ||
2570 DEBUG(0,("dsdb_loadreps: failed to read partition object\n"));
2571 talloc_free(tmp_ctx);
2572 return WERR_DS_DRA_INTERNAL_ERROR;
2575 el = ldb_msg_find_element(res->msgs[0], attr);
2577 /* it's OK to be empty */
2578 talloc_free(tmp_ctx);
2582 *count = el->num_values;
2583 *r = talloc_array(mem_ctx, struct repsFromToBlob, *count);
2585 talloc_free(tmp_ctx);
2586 return WERR_DS_DRA_INTERNAL_ERROR;
2589 for (i=0; i<(*count); i++) {
2590 enum ndr_err_code ndr_err;
2591 ndr_err = ndr_pull_struct_blob(&el->values[i],
2592 mem_ctx, lp_iconv_convenience(ldb_get_opaque(sam_ctx, "loadparm")),
2594 (ndr_pull_flags_fn_t)ndr_pull_repsFromToBlob);
2595 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2596 talloc_free(tmp_ctx);
2597 return WERR_DS_DRA_INTERNAL_ERROR;
2601 talloc_free(tmp_ctx);
2607 save the repsFromTo blob list for a given partition GUID
2608 attr must be "repsFrom" or "repsTo"
2610 WERROR dsdb_savereps(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
2611 const char *attr, struct repsFromToBlob *r, uint32_t count)
2613 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2614 struct ldb_message *msg;
2615 struct ldb_message_element *el;
2618 msg = ldb_msg_new(tmp_ctx);
2620 if (ldb_msg_add_empty(msg, attr, LDB_FLAG_MOD_REPLACE, &el) != LDB_SUCCESS) {
2624 el->values = talloc_array(msg, struct ldb_val, count);
2629 for (i=0; i<count; i++) {
2631 enum ndr_err_code ndr_err;
2633 ndr_err = ndr_push_struct_blob(&v, tmp_ctx, lp_iconv_convenience(ldb_get_opaque(sam_ctx, "loadparm")),
2635 (ndr_push_flags_fn_t)ndr_push_repsFromToBlob);
2636 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2644 if (ldb_modify(sam_ctx, msg) != LDB_SUCCESS) {
2645 DEBUG(0,("Failed to store %s - %s\n", attr, ldb_errstring(sam_ctx)));
2649 talloc_free(tmp_ctx);
2654 talloc_free(tmp_ctx);
2655 return WERR_DS_DRA_INTERNAL_ERROR;
2660 load the uSNHighest and the uSNUrgent attributes from the @REPLCHANGED
2661 object for a partition
2663 int dsdb_load_partition_usn(struct ldb_context *ldb, struct ldb_dn *dn,
2664 uint64_t *uSN, uint64_t *urgent_uSN)
2666 struct ldb_request *req;
2668 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2669 struct dsdb_control_current_partition *p_ctrl;
2670 struct ldb_result *res;
2672 res = talloc_zero(tmp_ctx, struct ldb_result);
2674 talloc_free(tmp_ctx);
2675 return LDB_ERR_OPERATIONS_ERROR;
2678 ret = ldb_build_search_req(&req, ldb, tmp_ctx,
2679 ldb_dn_new(tmp_ctx, ldb, "@REPLCHANGED"),
2683 res, ldb_search_default_callback,
2685 if (ret != LDB_SUCCESS) {
2686 talloc_free(tmp_ctx);
2690 p_ctrl = talloc(req, struct dsdb_control_current_partition);
2691 if (p_ctrl == NULL) {
2693 return LDB_ERR_OPERATIONS_ERROR;
2695 p_ctrl->version = DSDB_CONTROL_CURRENT_PARTITION_VERSION;
2699 ret = ldb_request_add_control(req,
2700 DSDB_CONTROL_CURRENT_PARTITION_OID,
2702 if (ret != LDB_SUCCESS) {
2703 talloc_free(tmp_ctx);
2707 /* Run the new request */
2708 ret = ldb_request(ldb, req);
2710 if (ret == LDB_SUCCESS) {
2711 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
2714 if (ret == LDB_ERR_NO_SUCH_OBJECT) {
2715 /* it hasn't been created yet, which means
2716 an implicit value of zero */
2718 talloc_free(tmp_ctx);
2722 if (ret != LDB_SUCCESS) {
2723 talloc_free(tmp_ctx);
2727 if (res->count < 1) {
2733 *uSN = ldb_msg_find_attr_as_uint64(res->msgs[0], "uSNHighest", 0);
2735 *urgent_uSN = ldb_msg_find_attr_as_uint64(res->msgs[0], "uSNUrgent", 0);
2739 talloc_free(tmp_ctx);
2745 save uSNHighest and uSNUrgent attributes in the @REPLCHANGED object for a
2748 int dsdb_save_partition_usn(struct ldb_context *ldb, struct ldb_dn *dn,
2749 uint64_t uSN, uint64_t urgent_uSN)
2751 struct ldb_request *req;
2752 struct ldb_message *msg;
2753 struct dsdb_control_current_partition *p_ctrl;
2756 msg = ldb_msg_new(ldb);
2758 return LDB_ERR_OPERATIONS_ERROR;
2761 msg->dn = ldb_dn_new(msg, ldb, "@REPLCHANGED");
2762 if (msg->dn == NULL) {
2764 return LDB_ERR_OPERATIONS_ERROR;
2767 ret = ldb_msg_add_fmt(msg, "uSNHighest", "%llu", (unsigned long long)uSN);
2768 if (ret != LDB_SUCCESS) {
2772 msg->elements[0].flags = LDB_FLAG_MOD_REPLACE;
2774 /* urgent_uSN is optional so may not be stored */
2776 ret = ldb_msg_add_fmt(msg, "uSNUrgent", "%llu", (unsigned long long)urgent_uSN);
2777 if (ret != LDB_SUCCESS) {
2781 msg->elements[1].flags = LDB_FLAG_MOD_REPLACE;
2785 p_ctrl = talloc(msg, struct dsdb_control_current_partition);
2786 if (p_ctrl == NULL) {
2788 return LDB_ERR_OPERATIONS_ERROR;
2790 p_ctrl->version = DSDB_CONTROL_CURRENT_PARTITION_VERSION;
2793 ret = ldb_build_mod_req(&req, ldb, msg,
2796 NULL, ldb_op_default_callback,
2799 if (ret != LDB_SUCCESS) {
2804 ret = ldb_request_add_control(req,
2805 DSDB_CONTROL_CURRENT_PARTITION_OID,
2807 if (ret != LDB_SUCCESS) {
2812 /* Run the new request */
2813 ret = ldb_request(ldb, req);
2815 if (ret == LDB_SUCCESS) {
2816 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
2818 if (ret == LDB_ERR_NO_SUCH_OBJECT) {
2819 ret = ldb_build_add_req(&req, ldb, msg,
2822 NULL, ldb_op_default_callback,
2832 int drsuapi_DsReplicaCursor2_compare(const struct drsuapi_DsReplicaCursor2 *c1,
2833 const struct drsuapi_DsReplicaCursor2 *c2)
2835 return GUID_compare(&c1->source_dsa_invocation_id, &c2->source_dsa_invocation_id);
2838 int drsuapi_DsReplicaCursor_compare(const struct drsuapi_DsReplicaCursor *c1,
2839 const struct drsuapi_DsReplicaCursor *c2)
2841 return GUID_compare(&c1->source_dsa_invocation_id, &c2->source_dsa_invocation_id);
2845 see if we are a RODC
2847 TODO: This should take a sam_ctx, and lookup the right object (with
2850 bool samdb_rodc(struct loadparm_context *lp_ctx)
2852 return lp_parm_bool(lp_ctx, NULL, "repl", "RODC", false);
2857 return NTDS options flags. See MS-ADTS 7.1.1.2.2.1.2.1.1
2859 flags are DS_NTDS_OPTION_*
2861 int samdb_ntds_options(struct ldb_context *ldb, uint32_t *options)
2863 TALLOC_CTX *tmp_ctx;
2864 const char *attrs[] = { "options", NULL };
2866 struct ldb_result *res;
2868 tmp_ctx = talloc_new(ldb);
2869 if (tmp_ctx == NULL) {
2873 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
2878 if (res->count != 1) {
2882 *options = samdb_result_uint(res->msgs[0], "options", 0);
2884 talloc_free(tmp_ctx);
2889 DEBUG(1,("Failed to find our own NTDS Settings objectGUID in the ldb!\n"));
2890 talloc_free(tmp_ctx);
2891 return LDB_ERR_NO_SUCH_OBJECT;
2895 * Function which generates a "lDAPDisplayName" attribute from a "CN" one.
2896 * Algorithm implemented according to MS-ADTS 3.1.1.2.3.4
2898 const char *samdb_cn_to_lDAPDisplayName(TALLOC_CTX *mem_ctx, const char *cn)
2900 char **tokens, *ret;
2903 tokens = str_list_make(mem_ctx, cn, " -_");
2907 /* "tolower()" and "toupper()" should also work properly on 0x00 */
2908 tokens[0][0] = tolower(tokens[0][0]);
2909 for (i = 1; i < str_list_length((const char **)tokens); i++)
2910 tokens[i][0] = toupper(tokens[i][0]);
2912 ret = talloc_strdup(mem_ctx, tokens[0]);
2913 for (i = 1; i < str_list_length((const char **)tokens); i++)
2914 ret = talloc_asprintf_append_buffer(ret, "%s", tokens[i]);
2916 talloc_free(tokens);
2922 return domain functional level
2923 returns DS_DOMAIN_FUNCTION_*
2925 int dsdb_functional_level(struct ldb_context *ldb)
2927 int *domainFunctionality =
2928 talloc_get_type(ldb_get_opaque(ldb, "domainFunctionality"), int);
2929 if (!domainFunctionality) {
2930 DEBUG(0,(__location__ ": WARNING: domainFunctionality not setup\n"));
2931 return DS_DOMAIN_FUNCTION_2000;
2933 return *domainFunctionality;
2937 set a GUID in an extended DN structure
2939 int dsdb_set_extended_dn_guid(struct ldb_dn *dn, const struct GUID *guid, const char *component_name)
2945 status = GUID_to_ndr_blob(guid, dn, &v);
2946 if (!NT_STATUS_IS_OK(status)) {
2947 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
2950 ret = ldb_dn_set_extended_component(dn, component_name, &v);
2956 return a GUID from a extended DN structure
2958 NTSTATUS dsdb_get_extended_dn_guid(struct ldb_dn *dn, struct GUID *guid, const char *component_name)
2960 const struct ldb_val *v;
2962 v = ldb_dn_get_extended_component(dn, component_name);
2964 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2967 return GUID_from_ndr_blob(v, guid);
2971 return a uint64_t from a extended DN structure
2973 NTSTATUS dsdb_get_extended_dn_uint64(struct ldb_dn *dn, uint64_t *val, const char *component_name)
2975 const struct ldb_val *v;
2978 v = ldb_dn_get_extended_component(dn, component_name);
2980 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2982 s = talloc_strndup(dn, (const char *)v->data, v->length);
2983 NT_STATUS_HAVE_NO_MEMORY(s);
2985 *val = strtoull(s, NULL, 0);
2988 return NT_STATUS_OK;
2992 return a NTTIME from a extended DN structure
2994 NTSTATUS dsdb_get_extended_dn_nttime(struct ldb_dn *dn, NTTIME *nttime, const char *component_name)
2996 return dsdb_get_extended_dn_uint64(dn, nttime, component_name);
3000 return a uint32_t from a extended DN structure
3002 NTSTATUS dsdb_get_extended_dn_uint32(struct ldb_dn *dn, uint32_t *val, const char *component_name)
3004 const struct ldb_val *v;
3007 v = ldb_dn_get_extended_component(dn, component_name);
3009 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3012 s = talloc_strndup(dn, (const char *)v->data, v->length);
3013 NT_STATUS_HAVE_NO_MEMORY(s);
3015 *val = strtoul(s, NULL, 0);
3018 return NT_STATUS_OK;
3022 return RMD_FLAGS directly from a ldb_dn
3023 returns 0 if not found
3025 uint32_t dsdb_dn_rmd_flags(struct ldb_dn *dn)
3027 const struct ldb_val *v;
3029 v = ldb_dn_get_extended_component(dn, "RMD_FLAGS");
3030 if (!v || v->length > sizeof(buf)-1) return 0;
3031 strncpy(buf, (const char *)v->data, v->length);
3033 return strtoul(buf, NULL, 10);
3037 return RMD_FLAGS directly from a ldb_val for a DN
3038 returns 0 if RMD_FLAGS is not found
3040 uint32_t dsdb_dn_val_rmd_flags(struct ldb_val *val)
3046 if (val->length < 13) {
3049 p = memmem(val->data, val->length-2, "<RMD_FLAGS=", 11);
3053 flags = strtoul(p+11, &end, 10);
3054 if (!end || *end != '>') {
3055 /* it must end in a > */
3062 return true if a ldb_val containing a DN in storage form is deleted
3064 bool dsdb_dn_is_deleted_val(struct ldb_val *val)
3066 return (dsdb_dn_val_rmd_flags(val) & DSDB_RMD_FLAG_DELETED) != 0;
3070 return true if a ldb_val containing a DN in storage form is
3071 in the upgraded w2k3 linked attribute format
3073 bool dsdb_dn_is_upgraded_link_val(struct ldb_val *val)
3075 return memmem(val->data, val->length, "<RMD_ADDTIME=", 13) != NULL;
3079 return a DN for a wellknown GUID
3081 int dsdb_wellknown_dn(struct ldb_context *samdb, TALLOC_CTX *mem_ctx,
3082 struct ldb_dn *nc_root, const char *wk_guid,
3083 struct ldb_dn **wkguid_dn)
3085 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
3086 const char *attrs[] = { NULL };
3089 struct ldb_result *res;
3091 /* construct the magic WKGUID DN */
3092 dn = ldb_dn_new_fmt(tmp_ctx, samdb, "<WKGUID=%s,%s>",
3093 wk_guid, ldb_dn_get_linearized(nc_root));
3095 talloc_free(tmp_ctx);
3096 return LDB_ERR_OPERATIONS_ERROR;
3099 ret = dsdb_search_dn_with_deleted(samdb, tmp_ctx, &res, dn, attrs);
3100 if (ret != LDB_SUCCESS) {
3101 talloc_free(tmp_ctx);
3105 (*wkguid_dn) = talloc_steal(mem_ctx, res->msgs[0]->dn);
3106 talloc_free(tmp_ctx);
3111 static int dsdb_dn_compare_ptrs(struct ldb_dn **dn1, struct ldb_dn **dn2)
3113 return ldb_dn_compare(*dn1, *dn2);
3117 find a NC root given a DN within the NC
3119 int dsdb_find_nc_root(struct ldb_context *samdb, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
3120 struct ldb_dn **nc_root)
3122 const char *root_attrs[] = { "namingContexts", NULL };
3123 TALLOC_CTX *tmp_ctx;
3125 struct ldb_message_element *el;
3126 struct ldb_result *root_res;
3128 struct ldb_dn **nc_dns;
3130 tmp_ctx = talloc_new(samdb);
3131 if (tmp_ctx == NULL) {
3132 return LDB_ERR_OPERATIONS_ERROR;
3135 ret = ldb_search(samdb, tmp_ctx, &root_res,
3136 ldb_dn_new(tmp_ctx, samdb, ""), LDB_SCOPE_BASE, root_attrs, NULL);
3138 DEBUG(1,("Searching for namingContexts in rootDSE failed: %s\n", ldb_errstring(samdb)));
3139 talloc_free(tmp_ctx);
3143 el = ldb_msg_find_element(root_res->msgs[0], "namingContexts");
3145 DEBUG(1,("Finding namingContexts element in root_res failed: %s\n",
3146 ldb_errstring(samdb)));
3147 talloc_free(tmp_ctx);
3148 return LDB_ERR_NO_SUCH_ATTRIBUTE;
3151 nc_dns = talloc_array(tmp_ctx, struct ldb_dn *, el->num_values);
3153 talloc_free(tmp_ctx);
3154 return LDB_ERR_OPERATIONS_ERROR;
3157 for (i=0; i<el->num_values; i++) {
3158 nc_dns[i] = ldb_dn_from_ldb_val(nc_dns, samdb, &el->values[i]);
3159 if (nc_dns[i] == NULL) {
3160 talloc_free(tmp_ctx);
3161 return LDB_ERR_OPERATIONS_ERROR;
3165 TYPESAFE_QSORT(nc_dns, el->num_values, dsdb_dn_compare_ptrs);
3167 for (i=0; i<el->num_values; i++) {
3168 if (ldb_dn_compare_base(nc_dns[i], dn) == 0) {
3169 (*nc_root) = talloc_steal(mem_ctx, nc_dns[i]);
3170 talloc_free(tmp_ctx);
3175 talloc_free(tmp_ctx);
3176 return LDB_ERR_NO_SUCH_OBJECT;
3181 find the deleted objects DN for any object, by looking for the NC
3182 root, then looking up the wellknown GUID
3184 int dsdb_get_deleted_objects_dn(struct ldb_context *ldb,
3185 TALLOC_CTX *mem_ctx, struct ldb_dn *obj_dn,
3186 struct ldb_dn **do_dn)
3188 struct ldb_dn *nc_root;
3191 ret = dsdb_find_nc_root(ldb, mem_ctx, obj_dn, &nc_root);
3192 if (ret != LDB_SUCCESS) {
3196 ret = dsdb_wellknown_dn(ldb, mem_ctx, nc_root, DS_GUID_DELETED_OBJECTS_CONTAINER, do_dn);
3197 talloc_free(nc_root);
3202 return the tombstoneLifetime, in days
3204 int dsdb_tombstone_lifetime(struct ldb_context *ldb, uint32_t *lifetime)
3207 dn = samdb_config_dn(ldb);
3209 return LDB_ERR_NO_SUCH_OBJECT;
3211 dn = ldb_dn_copy(ldb, dn);
3213 return LDB_ERR_OPERATIONS_ERROR;
3215 /* see MS-ADTS section 7.1.1.2.4.1.1. There doesn't appear to
3216 be a wellknown GUID for this */
3217 if (!ldb_dn_add_child_fmt(dn, "CN=Directory Service,CN=Windows NT,CN=Services")) {
3219 return LDB_ERR_OPERATIONS_ERROR;
3222 *lifetime = samdb_search_uint(ldb, dn, 180, dn, "tombstoneLifetime", "objectClass=nTDSService");
3228 compare a ldb_val to a string case insensitively
3230 int samdb_ldb_val_case_cmp(const char *s, struct ldb_val *v)
3232 size_t len = strlen(s);
3234 if (len > v->length) return 1;
3235 ret = strncasecmp(s, (const char *)v->data, v->length);
3236 if (ret != 0) return ret;
3237 if (v->length > len && v->data[len] != 0) {
3245 load the UDV for a partition in v2 format
3246 The list is returned sorted, and with our local cursor added
3248 int dsdb_load_udv_v2(struct ldb_context *samdb, struct ldb_dn *dn, TALLOC_CTX *mem_ctx,
3249 struct drsuapi_DsReplicaCursor2 **cursors, uint32_t *count)
3251 static const char *attrs[] = { "replUpToDateVector", NULL };
3252 struct ldb_result *r;
3253 const struct ldb_val *ouv_value;
3255 uint64_t highest_usn;
3256 const struct GUID *our_invocation_id;
3257 struct timeval now = timeval_current();
3259 ret = ldb_search(samdb, mem_ctx, &r, dn, LDB_SCOPE_BASE, attrs, NULL);
3260 if (ret != LDB_SUCCESS) {
3264 ouv_value = ldb_msg_find_ldb_val(r->msgs[0], "replUpToDateVector");
3266 enum ndr_err_code ndr_err;
3267 struct replUpToDateVectorBlob ouv;
3269 ndr_err = ndr_pull_struct_blob(ouv_value, r,
3270 lp_iconv_convenience(ldb_get_opaque(samdb, "loadparm")), &ouv,
3271 (ndr_pull_flags_fn_t)ndr_pull_replUpToDateVectorBlob);
3272 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
3274 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
3276 if (ouv.version != 2) {
3277 /* we always store as version 2, and
3278 * replUpToDateVector is not replicated
3280 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
3283 *count = ouv.ctr.ctr2.count;
3284 *cursors = talloc_steal(mem_ctx, ouv.ctr.ctr2.cursors);
3292 our_invocation_id = samdb_ntds_invocation_id(samdb);
3293 if (!our_invocation_id) {
3294 DEBUG(0,(__location__ ": No invocationID on samdb - %s\n", ldb_errstring(samdb)));
3295 talloc_free(*cursors);
3296 return LDB_ERR_OPERATIONS_ERROR;
3299 ret = dsdb_load_partition_usn(samdb, dn, &highest_usn, NULL);
3300 if (ret != LDB_SUCCESS) {
3301 /* nothing to add - this can happen after a vampire */
3302 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3306 for (i=0; i<*count; i++) {
3307 if (GUID_equal(our_invocation_id, &(*cursors)[i].source_dsa_invocation_id)) {
3308 (*cursors)[i].highest_usn = highest_usn;
3309 (*cursors)[i].last_sync_success = timeval_to_nttime(&now);
3310 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3315 (*cursors) = talloc_realloc(mem_ctx, *cursors, struct drsuapi_DsReplicaCursor2, (*count)+1);
3317 return LDB_ERR_OPERATIONS_ERROR;
3320 (*cursors)[*count].source_dsa_invocation_id = *our_invocation_id;
3321 (*cursors)[*count].highest_usn = highest_usn;
3322 (*cursors)[*count].last_sync_success = timeval_to_nttime(&now);
3325 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3331 load the UDV for a partition in version 1 format
3332 The list is returned sorted, and with our local cursor added
3334 int dsdb_load_udv_v1(struct ldb_context *samdb, struct ldb_dn *dn, TALLOC_CTX *mem_ctx,
3335 struct drsuapi_DsReplicaCursor **cursors, uint32_t *count)
3337 struct drsuapi_DsReplicaCursor2 *v2;
3340 ret = dsdb_load_udv_v2(samdb, dn, mem_ctx, &v2, count);
3341 if (ret != LDB_SUCCESS) {
3351 *cursors = talloc_array(mem_ctx, struct drsuapi_DsReplicaCursor, *count);
3352 if (*cursors == NULL) {
3354 return LDB_ERR_OPERATIONS_ERROR;
3357 for (i=0; i<*count; i++) {
3358 (*cursors)[i].source_dsa_invocation_id = v2[i].source_dsa_invocation_id;
3359 (*cursors)[i].highest_usn = v2[i].highest_usn;
3366 add a set of controls to a ldb_request structure based on a set of
3367 flags. See util.h for a list of available flags
3369 int dsdb_request_add_controls(struct ldb_request *req, uint32_t dsdb_flags)
3372 if (dsdb_flags & DSDB_SEARCH_SEARCH_ALL_PARTITIONS) {
3373 struct ldb_search_options_control *options;
3374 /* Using the phantom root control allows us to search all partitions */
3375 options = talloc(req, struct ldb_search_options_control);
3376 if (options == NULL) {
3377 return LDB_ERR_OPERATIONS_ERROR;
3379 options->search_options = LDB_SEARCH_OPTION_PHANTOM_ROOT;
3381 ret = ldb_request_add_control(req,
3382 LDB_CONTROL_SEARCH_OPTIONS_OID,
3384 if (ret != LDB_SUCCESS) {
3389 if (dsdb_flags & DSDB_SEARCH_SHOW_DELETED) {
3390 ret = ldb_request_add_control(req, LDB_CONTROL_SHOW_DELETED_OID, true, NULL);
3391 if (ret != LDB_SUCCESS) {
3396 if (dsdb_flags & DSDB_SEARCH_SHOW_DN_IN_STORAGE_FORMAT) {
3397 ret = ldb_request_add_control(req, DSDB_CONTROL_DN_STORAGE_FORMAT_OID, true, NULL);
3398 if (ret != LDB_SUCCESS) {
3403 if (dsdb_flags & DSDB_SEARCH_SHOW_EXTENDED_DN) {
3404 struct ldb_extended_dn_control *extended_ctrl = talloc(req, struct ldb_extended_dn_control);
3405 if (!extended_ctrl) {
3406 return LDB_ERR_OPERATIONS_ERROR;
3408 extended_ctrl->type = 1;
3410 ret = ldb_request_add_control(req, LDB_CONTROL_EXTENDED_DN_OID, true, extended_ctrl);
3411 if (ret != LDB_SUCCESS) {
3416 if (dsdb_flags & DSDB_SEARCH_REVEAL_INTERNALS) {
3417 ret = ldb_request_add_control(req, LDB_CONTROL_REVEAL_INTERNALS, false, NULL);
3418 if (ret != LDB_SUCCESS) {
3423 if (dsdb_flags & DSDB_MODIFY_RELAX) {
3424 ret = ldb_request_add_control(req, LDB_CONTROL_RELAX_OID, false, NULL);
3425 if (ret != LDB_SUCCESS) {
3430 if (dsdb_flags & DSDB_MODIFY_PERMISSIVE) {
3431 ret = ldb_request_add_control(req, LDB_CONTROL_PERMISSIVE_MODIFY_OID, false, NULL);
3432 if (ret != LDB_SUCCESS) {
3441 a modify with a set of controls
3443 int dsdb_modify(struct ldb_context *ldb, const struct ldb_message *message,
3444 uint32_t dsdb_flags)
3446 struct ldb_request *req;
3449 ret = ldb_build_mod_req(&req, ldb, ldb,
3453 ldb_op_default_callback,
3456 if (ret != LDB_SUCCESS) return ret;
3458 ret = dsdb_request_add_controls(req, dsdb_flags);
3459 if (ret != LDB_SUCCESS) {
3464 ret = ldb_request(ldb, req);
3465 if (ret == LDB_SUCCESS) {
3466 ret = ldb_wait(req->handle, LDB_WAIT_ALL);