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)) {
773 return LDB_ERR_OPERATIONS_ERROR;
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 dsdb_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);
801 return LDB_ERR_OPERATIONS_ERROR;
802 v = talloc_strdup(mem_ctx, value);
804 return LDB_ERR_OPERATIONS_ERROR;
805 ret = ldb_msg_add_string(msg, a, v);
808 el = ldb_msg_find_element(msg, a);
810 return LDB_ERR_OPERATIONS_ERROR;
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);
826 return LDB_ERR_OPERATIONS_ERROR;
827 v = talloc_strdup(mem_ctx, value);
829 return LDB_ERR_OPERATIONS_ERROR;
830 ret = ldb_msg_add_string(msg, a, v);
833 el = ldb_msg_find_element(msg, a);
835 return LDB_ERR_OPERATIONS_ERROR;
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);
887 return LDB_ERR_OPERATIONS_ERROR;
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;
904 return LDB_ERR_OPERATIONS_ERROR;
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 * Handle ldb_request in transaction
986 static int dsdb_autotransaction_request(struct ldb_context *sam_ldb,
987 struct ldb_request *req)
991 ret = ldb_transaction_start(sam_ldb);
992 if (ret != LDB_SUCCESS) {
996 ret = ldb_request(sam_ldb, req);
997 if (ret == LDB_SUCCESS) {
998 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
1001 if (ret == LDB_SUCCESS) {
1002 return ldb_transaction_commit(sam_ldb);
1004 ldb_transaction_cancel(sam_ldb);
1010 return a default security descriptor
1012 struct security_descriptor *samdb_default_security_descriptor(TALLOC_CTX *mem_ctx)
1014 struct security_descriptor *sd;
1016 sd = security_descriptor_initialise(mem_ctx);
1021 struct ldb_dn *samdb_base_dn(struct ldb_context *sam_ctx)
1023 return ldb_get_default_basedn(sam_ctx);
1026 struct ldb_dn *samdb_config_dn(struct ldb_context *sam_ctx)
1028 return ldb_get_config_basedn(sam_ctx);
1031 struct ldb_dn *samdb_schema_dn(struct ldb_context *sam_ctx)
1033 return ldb_get_schema_basedn(sam_ctx);
1036 struct ldb_dn *samdb_aggregate_schema_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1038 struct ldb_dn *schema_dn = ldb_get_schema_basedn(sam_ctx);
1039 struct ldb_dn *aggregate_dn;
1044 aggregate_dn = ldb_dn_copy(mem_ctx, schema_dn);
1045 if (!aggregate_dn) {
1048 if (!ldb_dn_add_child_fmt(aggregate_dn, "CN=Aggregate")) {
1051 return aggregate_dn;
1054 struct ldb_dn *samdb_root_dn(struct ldb_context *sam_ctx)
1056 return ldb_get_root_basedn(sam_ctx);
1059 struct ldb_dn *samdb_partitions_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1061 struct ldb_dn *new_dn;
1063 new_dn = ldb_dn_copy(mem_ctx, samdb_config_dn(sam_ctx));
1064 if ( ! ldb_dn_add_child_fmt(new_dn, "CN=Partitions")) {
1065 talloc_free(new_dn);
1071 struct ldb_dn *samdb_sites_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1073 struct ldb_dn *new_dn;
1075 new_dn = ldb_dn_copy(mem_ctx, samdb_config_dn(sam_ctx));
1076 if ( ! ldb_dn_add_child_fmt(new_dn, "CN=Sites")) {
1077 talloc_free(new_dn);
1084 work out the domain sid for the current open ldb
1086 const struct dom_sid *samdb_domain_sid(struct ldb_context *ldb)
1088 TALLOC_CTX *tmp_ctx;
1089 const struct dom_sid *domain_sid;
1090 const char *attrs[] = {
1094 struct ldb_result *res;
1097 /* see if we have a cached copy */
1098 domain_sid = (struct dom_sid *)ldb_get_opaque(ldb, "cache.domain_sid");
1103 tmp_ctx = talloc_new(ldb);
1104 if (tmp_ctx == NULL) {
1108 ret = ldb_search(ldb, tmp_ctx, &res, ldb_get_default_basedn(ldb), LDB_SCOPE_BASE, attrs, "objectSid=*");
1110 if (ret != LDB_SUCCESS) {
1114 if (res->count != 1) {
1118 domain_sid = samdb_result_dom_sid(tmp_ctx, res->msgs[0], "objectSid");
1119 if (domain_sid == NULL) {
1123 /* cache the domain_sid in the ldb */
1124 if (ldb_set_opaque(ldb, "cache.domain_sid", discard_const_p(struct dom_sid, domain_sid)) != LDB_SUCCESS) {
1128 talloc_steal(ldb, domain_sid);
1129 talloc_free(tmp_ctx);
1134 talloc_free(tmp_ctx);
1139 get domain sid from cache
1141 const struct dom_sid *samdb_domain_sid_cache_only(struct ldb_context *ldb)
1143 return (struct dom_sid *)ldb_get_opaque(ldb, "cache.domain_sid");
1146 bool samdb_set_domain_sid(struct ldb_context *ldb, const struct dom_sid *dom_sid_in)
1148 TALLOC_CTX *tmp_ctx;
1149 struct dom_sid *dom_sid_new;
1150 struct dom_sid *dom_sid_old;
1152 /* see if we have a cached copy */
1153 dom_sid_old = talloc_get_type(ldb_get_opaque(ldb,
1154 "cache.domain_sid"), struct dom_sid);
1156 tmp_ctx = talloc_new(ldb);
1157 if (tmp_ctx == NULL) {
1161 dom_sid_new = dom_sid_dup(tmp_ctx, dom_sid_in);
1166 /* cache the domain_sid in the ldb */
1167 if (ldb_set_opaque(ldb, "cache.domain_sid", dom_sid_new) != LDB_SUCCESS) {
1171 talloc_steal(ldb, dom_sid_new);
1172 talloc_free(tmp_ctx);
1173 talloc_free(dom_sid_old);
1178 DEBUG(1,("Failed to set our own cached domain SID in the ldb!\n"));
1179 talloc_free(tmp_ctx);
1183 /* Obtain the short name of the flexible single master operator
1184 * (FSMO), such as the PDC Emulator */
1185 const char *samdb_result_fsmo_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
1188 /* Format is cn=NTDS Settings,cn=<NETBIOS name of FSMO>,.... */
1189 struct ldb_dn *fsmo_dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx, msg, attr);
1190 const struct ldb_val *val = ldb_dn_get_component_val(fsmo_dn, 1);
1191 const char *name = ldb_dn_get_component_name(fsmo_dn, 1);
1193 if (!name || (ldb_attr_cmp(name, "cn") != 0)) {
1194 /* Ensure this matches the format. This gives us a
1195 * bit more confidence that a 'cn' value will be a
1200 return (char *)val->data;
1206 work out the ntds settings dn for the current open ldb
1208 struct ldb_dn *samdb_ntds_settings_dn(struct ldb_context *ldb)
1210 TALLOC_CTX *tmp_ctx;
1211 const char *root_attrs[] = { "dsServiceName", NULL };
1213 struct ldb_result *root_res;
1214 struct ldb_dn *settings_dn;
1216 /* see if we have a cached copy */
1217 settings_dn = (struct ldb_dn *)ldb_get_opaque(ldb, "cache.settings_dn");
1222 tmp_ctx = talloc_new(ldb);
1223 if (tmp_ctx == NULL) {
1227 ret = ldb_search(ldb, tmp_ctx, &root_res, ldb_dn_new(tmp_ctx, ldb, ""), LDB_SCOPE_BASE, root_attrs, NULL);
1229 DEBUG(1,("Searching for dsServiceName in rootDSE failed: %s\n",
1230 ldb_errstring(ldb)));
1234 if (root_res->count != 1) {
1238 settings_dn = ldb_msg_find_attr_as_dn(ldb, tmp_ctx, root_res->msgs[0], "dsServiceName");
1240 /* cache the domain_sid in the ldb */
1241 if (ldb_set_opaque(ldb, "cache.settings_dn", settings_dn) != LDB_SUCCESS) {
1245 talloc_steal(ldb, settings_dn);
1246 talloc_free(tmp_ctx);
1251 DEBUG(1,("Failed to find our own NTDS Settings DN in the ldb!\n"));
1252 talloc_free(tmp_ctx);
1257 work out the ntds settings invocationId for the current open ldb
1259 const struct GUID *samdb_ntds_invocation_id(struct ldb_context *ldb)
1261 TALLOC_CTX *tmp_ctx;
1262 const char *attrs[] = { "invocationId", NULL };
1264 struct ldb_result *res;
1265 struct GUID *invocation_id;
1267 /* see if we have a cached copy */
1268 invocation_id = (struct GUID *)ldb_get_opaque(ldb, "cache.invocation_id");
1269 if (invocation_id) {
1270 return invocation_id;
1273 tmp_ctx = talloc_new(ldb);
1274 if (tmp_ctx == NULL) {
1278 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
1283 if (res->count != 1) {
1287 invocation_id = talloc(tmp_ctx, struct GUID);
1288 if (!invocation_id) {
1292 *invocation_id = samdb_result_guid(res->msgs[0], "invocationId");
1294 /* cache the domain_sid in the ldb */
1295 if (ldb_set_opaque(ldb, "cache.invocation_id", invocation_id) != LDB_SUCCESS) {
1299 talloc_steal(ldb, invocation_id);
1300 talloc_free(tmp_ctx);
1302 return invocation_id;
1305 DEBUG(1,("Failed to find our own NTDS Settings invocationId in the ldb!\n"));
1306 talloc_free(tmp_ctx);
1310 bool samdb_set_ntds_invocation_id(struct ldb_context *ldb, const struct GUID *invocation_id_in)
1312 TALLOC_CTX *tmp_ctx;
1313 struct GUID *invocation_id_new;
1314 struct GUID *invocation_id_old;
1316 /* see if we have a cached copy */
1317 invocation_id_old = (struct GUID *)ldb_get_opaque(ldb,
1318 "cache.invocation_id");
1320 tmp_ctx = talloc_new(ldb);
1321 if (tmp_ctx == NULL) {
1325 invocation_id_new = talloc(tmp_ctx, struct GUID);
1326 if (!invocation_id_new) {
1330 *invocation_id_new = *invocation_id_in;
1332 /* cache the domain_sid in the ldb */
1333 if (ldb_set_opaque(ldb, "cache.invocation_id", invocation_id_new) != LDB_SUCCESS) {
1337 talloc_steal(ldb, invocation_id_new);
1338 talloc_free(tmp_ctx);
1339 talloc_free(invocation_id_old);
1344 DEBUG(1,("Failed to set our own cached invocationId in the ldb!\n"));
1345 talloc_free(tmp_ctx);
1350 work out the ntds settings objectGUID for the current open ldb
1352 const struct GUID *samdb_ntds_objectGUID(struct ldb_context *ldb)
1354 TALLOC_CTX *tmp_ctx;
1355 const char *attrs[] = { "objectGUID", NULL };
1357 struct ldb_result *res;
1358 struct GUID *ntds_guid;
1360 /* see if we have a cached copy */
1361 ntds_guid = (struct GUID *)ldb_get_opaque(ldb, "cache.ntds_guid");
1366 tmp_ctx = talloc_new(ldb);
1367 if (tmp_ctx == NULL) {
1371 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
1376 if (res->count != 1) {
1380 ntds_guid = talloc(tmp_ctx, struct GUID);
1385 *ntds_guid = samdb_result_guid(res->msgs[0], "objectGUID");
1387 /* cache the domain_sid in the ldb */
1388 if (ldb_set_opaque(ldb, "cache.ntds_guid", ntds_guid) != LDB_SUCCESS) {
1392 talloc_steal(ldb, ntds_guid);
1393 talloc_free(tmp_ctx);
1398 DEBUG(1,("Failed to find our own NTDS Settings objectGUID in the ldb!\n"));
1399 talloc_free(tmp_ctx);
1403 bool samdb_set_ntds_objectGUID(struct ldb_context *ldb, const struct GUID *ntds_guid_in)
1405 TALLOC_CTX *tmp_ctx;
1406 struct GUID *ntds_guid_new;
1407 struct GUID *ntds_guid_old;
1409 /* see if we have a cached copy */
1410 ntds_guid_old = (struct GUID *)ldb_get_opaque(ldb, "cache.ntds_guid");
1412 tmp_ctx = talloc_new(ldb);
1413 if (tmp_ctx == NULL) {
1417 ntds_guid_new = talloc(tmp_ctx, struct GUID);
1418 if (!ntds_guid_new) {
1422 *ntds_guid_new = *ntds_guid_in;
1424 /* cache the domain_sid in the ldb */
1425 if (ldb_set_opaque(ldb, "cache.ntds_guid", ntds_guid_new) != LDB_SUCCESS) {
1429 talloc_steal(ldb, ntds_guid_new);
1430 talloc_free(tmp_ctx);
1431 talloc_free(ntds_guid_old);
1436 DEBUG(1,("Failed to set our own cached invocationId in the ldb!\n"));
1437 talloc_free(tmp_ctx);
1442 work out the server dn for the current open ldb
1444 struct ldb_dn *samdb_server_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1446 return ldb_dn_get_parent(mem_ctx, samdb_ntds_settings_dn(ldb));
1450 work out the server dn for the current open ldb
1452 struct ldb_dn *samdb_server_site_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1454 struct ldb_dn *server_dn;
1455 struct ldb_dn *servers_dn;
1456 struct ldb_dn *server_site_dn;
1458 /* TODO: there must be a saner way to do this!! */
1460 server_dn = samdb_server_dn(ldb, mem_ctx);
1461 if (!server_dn) return NULL;
1463 servers_dn = ldb_dn_get_parent(mem_ctx, server_dn);
1464 if (!servers_dn) return NULL;
1466 server_site_dn = ldb_dn_get_parent(mem_ctx, servers_dn);
1468 talloc_free(server_dn);
1469 return server_site_dn;
1473 find a 'reference' DN that points at another object
1474 (eg. serverReference, rIDManagerReference etc)
1476 int samdb_reference_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn *base,
1477 const char *attribute, struct ldb_dn **dn)
1479 const char *attrs[2];
1480 struct ldb_result *res;
1483 attrs[0] = attribute;
1486 ret = ldb_search(ldb, mem_ctx, &res, base, LDB_SCOPE_BASE, attrs, NULL);
1487 if (ret != LDB_SUCCESS) {
1490 if (res->count != 1) {
1492 return LDB_ERR_NO_SUCH_OBJECT;
1495 *dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx, res->msgs[0], attribute);
1498 return LDB_ERR_NO_SUCH_ATTRIBUTE;
1506 find our machine account via the serverReference attribute in the
1509 int samdb_server_reference_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1511 struct ldb_dn *server_dn;
1514 server_dn = samdb_server_dn(ldb, mem_ctx);
1515 if (server_dn == NULL) {
1516 return LDB_ERR_NO_SUCH_OBJECT;
1519 ret = samdb_reference_dn(ldb, mem_ctx, server_dn, "serverReference", dn);
1520 talloc_free(server_dn);
1526 find the RID Manager$ DN via the rIDManagerReference attribute in the
1529 int samdb_rid_manager_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1531 return samdb_reference_dn(ldb, mem_ctx, samdb_base_dn(ldb), "rIDManagerReference", dn);
1535 find the RID Set DN via the rIDSetReferences attribute in our
1538 int samdb_rid_set_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1540 struct ldb_dn *server_ref_dn;
1543 ret = samdb_server_reference_dn(ldb, mem_ctx, &server_ref_dn);
1544 if (ret != LDB_SUCCESS) {
1547 ret = samdb_reference_dn(ldb, mem_ctx, server_ref_dn, "rIDSetReferences", dn);
1548 talloc_free(server_ref_dn);
1552 const char *samdb_server_site_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1554 const struct ldb_val *val = ldb_dn_get_rdn_val(samdb_server_site_dn(ldb, mem_ctx));
1557 return (const char *) val->data;
1563 work out if we are the PDC for the domain of the current open ldb
1565 bool samdb_is_pdc(struct ldb_context *ldb)
1567 const char *dom_attrs[] = { "fSMORoleOwner", NULL };
1569 struct ldb_result *dom_res;
1570 TALLOC_CTX *tmp_ctx;
1574 tmp_ctx = talloc_new(ldb);
1575 if (tmp_ctx == NULL) {
1576 DEBUG(1, ("talloc_new failed in samdb_is_pdc"));
1580 ret = ldb_search(ldb, tmp_ctx, &dom_res, ldb_get_default_basedn(ldb), LDB_SCOPE_BASE, dom_attrs, NULL);
1582 DEBUG(1,("Searching for fSMORoleOwner in %s failed: %s\n",
1583 ldb_dn_get_linearized(ldb_get_default_basedn(ldb)),
1584 ldb_errstring(ldb)));
1587 if (dom_res->count != 1) {
1591 pdc = ldb_msg_find_attr_as_dn(ldb, tmp_ctx, dom_res->msgs[0], "fSMORoleOwner");
1593 if (ldb_dn_compare(samdb_ntds_settings_dn(ldb), pdc) == 0) {
1599 talloc_free(tmp_ctx);
1604 DEBUG(1,("Failed to find if we are the PDC for this ldb\n"));
1605 talloc_free(tmp_ctx);
1610 work out if we are a Global Catalog server for the domain of the current open ldb
1612 bool samdb_is_gc(struct ldb_context *ldb)
1614 const char *attrs[] = { "options", NULL };
1616 struct ldb_result *res;
1617 TALLOC_CTX *tmp_ctx;
1619 tmp_ctx = talloc_new(ldb);
1620 if (tmp_ctx == NULL) {
1621 DEBUG(1, ("talloc_new failed in samdb_is_pdc"));
1625 /* Query cn=ntds settings,.... */
1626 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
1628 talloc_free(tmp_ctx);
1631 if (res->count != 1) {
1632 talloc_free(tmp_ctx);
1636 options = ldb_msg_find_attr_as_int(res->msgs[0], "options", 0);
1637 talloc_free(tmp_ctx);
1639 /* if options attribute has the 0x00000001 flag set, then enable the global catlog */
1640 if (options & 0x000000001) {
1646 /* Find a domain object in the parents of a particular DN. */
1647 int samdb_search_for_parent_domain(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
1648 struct ldb_dn **parent_dn, const char **errstring)
1650 TALLOC_CTX *local_ctx;
1651 struct ldb_dn *sdn = dn;
1652 struct ldb_result *res = NULL;
1654 const char *attrs[] = { NULL };
1656 local_ctx = talloc_new(mem_ctx);
1657 if (local_ctx == NULL) return LDB_ERR_OPERATIONS_ERROR;
1659 while ((sdn = ldb_dn_get_parent(local_ctx, sdn))) {
1660 ret = ldb_search(ldb, local_ctx, &res, sdn, LDB_SCOPE_BASE, attrs,
1661 "(|(objectClass=domain)(objectClass=builtinDomain))");
1662 if (ret == LDB_SUCCESS) {
1663 if (res->count == 1) {
1671 if (ret != LDB_SUCCESS) {
1672 *errstring = talloc_asprintf(mem_ctx, "Error searching for parent domain of %s, failed searching for %s: %s",
1673 ldb_dn_get_linearized(dn),
1674 ldb_dn_get_linearized(sdn),
1675 ldb_errstring(ldb));
1676 talloc_free(local_ctx);
1679 if (res->count != 1) {
1680 *errstring = talloc_asprintf(mem_ctx, "Invalid dn (%s), not child of a domain object",
1681 ldb_dn_get_linearized(dn));
1682 DEBUG(0,(__location__ ": %s\n", *errstring));
1683 talloc_free(local_ctx);
1684 return LDB_ERR_CONSTRAINT_VIOLATION;
1687 *parent_dn = talloc_steal(mem_ctx, res->msgs[0]->dn);
1688 talloc_free(local_ctx);
1694 * Performs checks on a user password (plaintext UNIX format - attribute
1695 * "password"). The remaining parameters have to be extracted from the domain
1698 * Result codes from "enum samr_ValidationStatus" (consider "samr.idl")
1700 enum samr_ValidationStatus samdb_check_password(const DATA_BLOB *password,
1701 const uint32_t pwdProperties,
1702 const uint32_t minPwdLength)
1704 /* checks if the "minPwdLength" property is satisfied */
1705 if (minPwdLength > password->length)
1706 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
1708 /* checks the password complexity */
1709 if (((pwdProperties & DOMAIN_PASSWORD_COMPLEX) != 0)
1710 && (password->data != NULL)
1711 && (!check_password_quality((const char *) password->data)))
1712 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
1714 return SAMR_VALIDATION_STATUS_SUCCESS;
1718 * Sets the user password using plaintext UTF16 (attribute "new_password") or
1719 * LM (attribute "lmNewHash") or NT (attribute "ntNewHash") hash. Also pass
1720 * as parameter if it's a user change or not ("userChange"). The "rejectReason"
1721 * gives some more informations if the changed failed.
1723 * The caller should have a LDB transaction wrapping this.
1725 * Results: NT_STATUS_OK, NT_STATUS_INTERNAL_DB_CORRUPTION,
1726 * NT_STATUS_INVALID_PARAMETER, NT_STATUS_UNSUCCESSFUL,
1727 * NT_STATUS_PASSWORD_RESTRICTION
1729 NTSTATUS samdb_set_password(struct ldb_context *ctx, TALLOC_CTX *mem_ctx,
1730 struct ldb_dn *user_dn, struct ldb_dn *domain_dn,
1731 struct ldb_message *mod,
1732 const DATA_BLOB *new_password,
1733 struct samr_Password *param_lmNewHash,
1734 struct samr_Password *param_ntNewHash,
1736 enum samPwdChangeReason *reject_reason,
1737 struct samr_DomInfo1 **_dominfo)
1739 const char * const user_attrs[] = { "userAccountControl",
1742 "dBCSPwd", "unicodePwd",
1744 "pwdLastSet", NULL };
1745 const char * const domain_attrs[] = { "minPwdLength", "pwdProperties",
1747 "maxPwdAge", "minPwdAge", NULL };
1749 uint32_t minPwdLength, pwdProperties, pwdHistoryLength;
1750 int64_t maxPwdAge, minPwdAge;
1751 uint32_t userAccountControl;
1752 struct samr_Password *sambaLMPwdHistory, *sambaNTPwdHistory,
1753 *lmPwdHash, *ntPwdHash, *lmNewHash, *ntNewHash;
1754 struct samr_Password local_lmNewHash, local_ntNewHash;
1755 int sambaLMPwdHistory_len, sambaNTPwdHistory_len;
1756 struct dom_sid *domain_sid;
1757 struct ldb_message **res;
1760 time_t now = time(NULL);
1764 /* we need to know the time to compute password age */
1765 unix_to_nt_time(&now_nt, now);
1767 /* pull all the user parameters */
1768 count = gendb_search_dn(ctx, mem_ctx, user_dn, &res, user_attrs);
1770 return NT_STATUS_INTERNAL_DB_CORRUPTION;
1772 userAccountControl = samdb_result_uint(res[0], "userAccountControl", 0);
1773 sambaLMPwdHistory_len = samdb_result_hashes(mem_ctx, res[0],
1774 "lmPwdHistory", &sambaLMPwdHistory);
1775 sambaNTPwdHistory_len = samdb_result_hashes(mem_ctx, res[0],
1776 "ntPwdHistory", &sambaNTPwdHistory);
1777 lmPwdHash = samdb_result_hash(mem_ctx, res[0], "dBCSPwd");
1778 ntPwdHash = samdb_result_hash(mem_ctx, res[0], "unicodePwd");
1779 pwdLastSet = samdb_result_uint64(res[0], "pwdLastSet", 0);
1781 /* Copy parameters */
1782 lmNewHash = param_lmNewHash;
1783 ntNewHash = param_ntNewHash;
1785 /* Only non-trust accounts have restrictions (possibly this
1786 * test is the wrong way around, but I like to be restrictive
1788 restrictions = !(userAccountControl & (UF_INTERDOMAIN_TRUST_ACCOUNT
1789 |UF_WORKSTATION_TRUST_ACCOUNT
1790 |UF_SERVER_TRUST_ACCOUNT));
1792 if (domain_dn != NULL) {
1793 /* pull the domain parameters */
1794 count = gendb_search_dn(ctx, mem_ctx, domain_dn, &res,
1797 DEBUG(2, ("samdb_set_password: Domain DN %s is invalid, for user %s\n",
1798 ldb_dn_get_linearized(domain_dn),
1799 ldb_dn_get_linearized(user_dn)));
1800 return NT_STATUS_NO_SUCH_DOMAIN;
1803 /* work out the domain sid, and pull the domain from there */
1804 domain_sid = samdb_result_sid_prefix(mem_ctx, res[0],
1806 if (domain_sid == NULL) {
1807 return NT_STATUS_INTERNAL_DB_CORRUPTION;
1810 count = gendb_search(ctx, mem_ctx, NULL, &res, domain_attrs,
1812 ldap_encode_ndr_dom_sid(mem_ctx, domain_sid));
1814 DEBUG(2, ("samdb_set_password: Could not find domain to match SID: %s, for user %s\n",
1815 dom_sid_string(mem_ctx, domain_sid),
1816 ldb_dn_get_linearized(user_dn)));
1817 return NT_STATUS_NO_SUCH_DOMAIN;
1821 minPwdLength = samdb_result_uint(res[0], "minPwdLength", 0);
1822 pwdProperties = samdb_result_uint(res[0], "pwdProperties", 0);
1823 pwdHistoryLength = samdb_result_uint(res[0], "pwdHistoryLength", 0);
1824 maxPwdAge = samdb_result_int64(res[0], "maxPwdAge", 0);
1825 minPwdAge = samdb_result_int64(res[0], "minPwdAge", 0);
1827 if ((userAccountControl & UF_PASSWD_NOTREQD) != 0) {
1828 /* see [MS-ADTS] 2.2.15 */
1832 if (_dominfo != NULL) {
1833 struct samr_DomInfo1 *dominfo;
1834 /* on failure we need to fill in the reject reasons */
1835 dominfo = talloc(mem_ctx, struct samr_DomInfo1);
1836 if (dominfo == NULL) {
1837 return NT_STATUS_NO_MEMORY;
1839 dominfo->min_password_length = minPwdLength;
1840 dominfo->password_properties = pwdProperties;
1841 dominfo->password_history_length = pwdHistoryLength;
1842 dominfo->max_password_age = maxPwdAge;
1843 dominfo->min_password_age = minPwdAge;
1844 *_dominfo = dominfo;
1847 if ((restrictions != 0) && (new_password != 0)) {
1850 /* checks if the "minPwdLength" property is satisfied */
1851 if ((restrictions != 0)
1852 && (minPwdLength > utf16_len_n(
1853 new_password->data, new_password->length)/2)) {
1854 if (reject_reason) {
1855 *reject_reason = SAM_PWD_CHANGE_PASSWORD_TOO_SHORT;
1857 return NT_STATUS_PASSWORD_RESTRICTION;
1860 /* Create the NT hash */
1861 mdfour(local_ntNewHash.hash, new_password->data,
1862 new_password->length);
1864 ntNewHash = &local_ntNewHash;
1866 /* Only check complexity if we can convert it at all. Assuming unconvertable passwords are 'strong' */
1867 if (convert_string_talloc_convenience(mem_ctx,
1868 lp_iconv_convenience(ldb_get_opaque(ctx, "loadparm")),
1870 new_password->data, new_password->length,
1871 (void **)&new_pass, NULL, false)) {
1873 /* checks the password complexity */
1874 if ((restrictions != 0)
1876 & DOMAIN_PASSWORD_COMPLEX) != 0)
1877 && (!check_password_quality(new_pass))) {
1878 if (reject_reason) {
1879 *reject_reason = SAM_PWD_CHANGE_NOT_COMPLEX;
1881 return NT_STATUS_PASSWORD_RESTRICTION;
1884 /* compute the new lm hashes (for checking history - case insenitivly!) */
1885 if (E_deshash(new_pass, local_lmNewHash.hash)) {
1886 lmNewHash = &local_lmNewHash;
1891 if ((restrictions != 0) && user_change) {
1892 /* are all password changes disallowed? */
1893 if ((pwdProperties & DOMAIN_REFUSE_PASSWORD_CHANGE) != 0) {
1894 if (reject_reason) {
1895 *reject_reason = SAM_PWD_CHANGE_NO_ERROR;
1897 return NT_STATUS_PASSWORD_RESTRICTION;
1900 /* can this user change the password? */
1901 if ((userAccountControl & UF_PASSWD_CANT_CHANGE) != 0) {
1902 if (reject_reason) {
1903 *reject_reason = SAM_PWD_CHANGE_NO_ERROR;
1905 return NT_STATUS_PASSWORD_RESTRICTION;
1908 /* Password minimum age: yes, this is a minus. The ages are in negative 100nsec units! */
1909 if (pwdLastSet - minPwdAge > now_nt) {
1910 if (reject_reason) {
1911 *reject_reason = SAM_PWD_CHANGE_NO_ERROR;
1913 return NT_STATUS_PASSWORD_RESTRICTION;
1916 /* check the immediately past password */
1917 if (pwdHistoryLength > 0) {
1918 if (lmNewHash && lmPwdHash && memcmp(lmNewHash->hash,
1919 lmPwdHash->hash, 16) == 0) {
1920 if (reject_reason) {
1921 *reject_reason = SAM_PWD_CHANGE_PWD_IN_HISTORY;
1923 return NT_STATUS_PASSWORD_RESTRICTION;
1925 if (ntNewHash && ntPwdHash && memcmp(ntNewHash->hash,
1926 ntPwdHash->hash, 16) == 0) {
1927 if (reject_reason) {
1928 *reject_reason = SAM_PWD_CHANGE_PWD_IN_HISTORY;
1930 return NT_STATUS_PASSWORD_RESTRICTION;
1934 /* check the password history */
1935 sambaLMPwdHistory_len = MIN(sambaLMPwdHistory_len,
1937 sambaNTPwdHistory_len = MIN(sambaNTPwdHistory_len,
1940 for (i=0; lmNewHash && i<sambaLMPwdHistory_len;i++) {
1941 if (memcmp(lmNewHash->hash, sambaLMPwdHistory[i].hash,
1943 if (reject_reason) {
1944 *reject_reason = SAM_PWD_CHANGE_PWD_IN_HISTORY;
1946 return NT_STATUS_PASSWORD_RESTRICTION;
1949 for (i=0; ntNewHash && i<sambaNTPwdHistory_len;i++) {
1950 if (memcmp(ntNewHash->hash, sambaNTPwdHistory[i].hash,
1952 if (reject_reason) {
1953 *reject_reason = SAM_PWD_CHANGE_PWD_IN_HISTORY;
1955 return NT_STATUS_PASSWORD_RESTRICTION;
1960 #define CHECK_RET(x) do { if (x != 0) return NT_STATUS_NO_MEMORY; } while(0)
1962 /* the password is acceptable. Start forming the new fields */
1963 if (new_password != NULL) {
1964 /* if we know the cleartext UTF16 password, then set it.
1965 * Modules in ldb will set all the appropriate
1967 CHECK_RET(ldb_msg_add_value(mod, "clearTextPassword", new_password, NULL));
1969 /* we don't have the cleartext, so set what we have of the
1973 CHECK_RET(samdb_msg_add_hash(ctx, mem_ctx, mod, "dBCSPwd", lmNewHash));
1977 CHECK_RET(samdb_msg_add_hash(ctx, mem_ctx, mod, "unicodePwd", ntNewHash));
1981 if (reject_reason) {
1982 *reject_reason = SAM_PWD_CHANGE_NO_ERROR;
1984 return NT_STATUS_OK;
1989 * Sets the user password using plaintext UTF16 (attribute "new_password") or
1990 * LM (attribute "lmNewHash") or NT (attribute "ntNewHash") hash. Also pass
1991 * as parameter if it's a user change or not ("userChange"). The "rejectReason"
1992 * gives some more informations if the changed failed.
1994 * This wrapper function for "samdb_set_password" takes a SID as input rather
1997 * This call encapsulates a new LDB transaction for changing the password;
1998 * therefore the user hasn't to start a new one.
2000 * Results: NT_STATUS_OK, NT_STATUS_INTERNAL_DB_CORRUPTION,
2001 * NT_STATUS_INVALID_PARAMETER, NT_STATUS_UNSUCCESSFUL,
2002 * NT_STATUS_PASSWORD_RESTRICTION
2004 NTSTATUS samdb_set_password_sid(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
2005 const struct dom_sid *user_sid,
2006 const DATA_BLOB *new_password,
2007 struct samr_Password *lmNewHash,
2008 struct samr_Password *ntNewHash,
2010 enum samPwdChangeReason *reject_reason,
2011 struct samr_DomInfo1 **_dominfo)
2014 struct ldb_dn *user_dn;
2015 struct ldb_message *msg;
2018 ret = ldb_transaction_start(ldb);
2019 if (ret != LDB_SUCCESS) {
2020 DEBUG(1, ("Failed to start transaction: %s\n", ldb_errstring(ldb)));
2021 return NT_STATUS_TRANSACTION_ABORTED;
2024 user_dn = samdb_search_dn(ldb, mem_ctx, NULL,
2025 "(&(objectSid=%s)(objectClass=user))",
2026 ldap_encode_ndr_dom_sid(mem_ctx, user_sid));
2028 ldb_transaction_cancel(ldb);
2029 DEBUG(3, ("samdb_set_password_sid: SID %s not found in samdb, returning NO_SUCH_USER\n",
2030 dom_sid_string(mem_ctx, user_sid)));
2031 return NT_STATUS_NO_SUCH_USER;
2034 msg = ldb_msg_new(mem_ctx);
2036 ldb_transaction_cancel(ldb);
2037 talloc_free(user_dn);
2038 return NT_STATUS_NO_MEMORY;
2041 msg->dn = ldb_dn_copy(msg, user_dn);
2043 ldb_transaction_cancel(ldb);
2044 talloc_free(user_dn);
2046 return NT_STATUS_NO_MEMORY;
2049 nt_status = samdb_set_password(ldb, mem_ctx,
2052 lmNewHash, ntNewHash,
2054 reject_reason, _dominfo);
2055 if (!NT_STATUS_IS_OK(nt_status)) {
2056 ldb_transaction_cancel(ldb);
2057 talloc_free(user_dn);
2062 /* modify the samdb record */
2063 ret = dsdb_replace(ldb, msg, 0);
2064 if (ret != LDB_SUCCESS) {
2065 ldb_transaction_cancel(ldb);
2066 talloc_free(user_dn);
2068 return NT_STATUS_ACCESS_DENIED;
2073 ret = ldb_transaction_commit(ldb);
2074 if (ret != LDB_SUCCESS) {
2075 DEBUG(0,("Failed to commit transaction to change password on %s: %s\n",
2076 ldb_dn_get_linearized(user_dn),
2077 ldb_errstring(ldb)));
2078 talloc_free(user_dn);
2079 return NT_STATUS_TRANSACTION_ABORTED;
2082 talloc_free(user_dn);
2083 return NT_STATUS_OK;
2087 NTSTATUS samdb_create_foreign_security_principal(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
2088 struct dom_sid *sid, struct ldb_dn **ret_dn)
2090 struct ldb_message *msg;
2091 struct ldb_dn *basedn;
2095 sidstr = dom_sid_string(mem_ctx, sid);
2096 NT_STATUS_HAVE_NO_MEMORY(sidstr);
2098 /* We might have to create a ForeignSecurityPrincipal, even if this user
2099 * is in our own domain */
2101 msg = ldb_msg_new(sidstr);
2103 talloc_free(sidstr);
2104 return NT_STATUS_NO_MEMORY;
2107 ret = dsdb_wellknown_dn(sam_ctx, sidstr, samdb_base_dn(sam_ctx),
2108 DS_GUID_FOREIGNSECURITYPRINCIPALS_CONTAINER,
2110 if (ret != LDB_SUCCESS) {
2111 DEBUG(0, ("Failed to find DN for "
2112 "ForeignSecurityPrincipal container - %s\n", ldb_errstring(sam_ctx)));
2113 talloc_free(sidstr);
2114 return NT_STATUS_INTERNAL_DB_CORRUPTION;
2117 /* add core elements to the ldb_message for the alias */
2119 if ( ! ldb_dn_add_child_fmt(msg->dn, "CN=%s", sidstr)) {
2120 talloc_free(sidstr);
2121 return NT_STATUS_NO_MEMORY;
2124 samdb_msg_add_string(sam_ctx, msg, msg,
2126 "foreignSecurityPrincipal");
2128 /* create the alias */
2129 ret = ldb_add(sam_ctx, msg);
2130 if (ret != LDB_SUCCESS) {
2131 DEBUG(0,("Failed to create foreignSecurityPrincipal "
2133 ldb_dn_get_linearized(msg->dn),
2134 ldb_errstring(sam_ctx)));
2135 talloc_free(sidstr);
2136 return NT_STATUS_INTERNAL_DB_CORRUPTION;
2139 *ret_dn = talloc_steal(mem_ctx, msg->dn);
2140 talloc_free(sidstr);
2142 return NT_STATUS_OK;
2147 Find the DN of a domain, assuming it to be a dotted.dns name
2150 struct ldb_dn *samdb_dns_domain_to_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, const char *dns_domain)
2153 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2154 const char *binary_encoded;
2155 const char **split_realm;
2162 split_realm = (const char **)str_list_make(tmp_ctx, dns_domain, ".");
2164 talloc_free(tmp_ctx);
2167 dn = ldb_dn_new(mem_ctx, ldb, NULL);
2168 for (i=0; split_realm[i]; i++) {
2169 binary_encoded = ldb_binary_encode_string(tmp_ctx, split_realm[i]);
2170 if (!ldb_dn_add_base_fmt(dn, "dc=%s", binary_encoded)) {
2171 DEBUG(2, ("Failed to add dc=%s element to DN %s\n",
2172 binary_encoded, ldb_dn_get_linearized(dn)));
2173 talloc_free(tmp_ctx);
2177 if (!ldb_dn_validate(dn)) {
2178 DEBUG(2, ("Failed to validated DN %s\n",
2179 ldb_dn_get_linearized(dn)));
2180 talloc_free(tmp_ctx);
2183 talloc_free(tmp_ctx);
2188 Find the DN of a domain, be it the netbios or DNS name
2190 struct ldb_dn *samdb_domain_to_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
2191 const char *domain_name)
2193 const char * const domain_ref_attrs[] = {
2196 const char * const domain_ref2_attrs[] = {
2199 struct ldb_result *res_domain_ref;
2200 char *escaped_domain = ldb_binary_encode_string(mem_ctx, domain_name);
2201 /* find the domain's DN */
2202 int ret_domain = ldb_search(ldb, mem_ctx,
2204 samdb_partitions_dn(ldb, mem_ctx),
2207 "(&(nETBIOSName=%s)(objectclass=crossRef))",
2209 if (ret_domain != 0) {
2213 if (res_domain_ref->count == 0) {
2214 ret_domain = ldb_search(ldb, mem_ctx,
2216 samdb_dns_domain_to_dn(ldb, mem_ctx, domain_name),
2219 "(objectclass=domain)");
2220 if (ret_domain != 0) {
2224 if (res_domain_ref->count == 1) {
2225 return res_domain_ref->msgs[0]->dn;
2230 if (res_domain_ref->count > 1) {
2231 DEBUG(0,("Found %d records matching domain [%s]\n",
2232 ret_domain, domain_name));
2236 return samdb_result_dn(ldb, mem_ctx, res_domain_ref->msgs[0], "nCName", NULL);
2242 use a GUID to find a DN
2244 int dsdb_find_dn_by_guid(struct ldb_context *ldb,
2245 TALLOC_CTX *mem_ctx,
2246 const struct GUID *guid, struct ldb_dn **dn)
2249 struct ldb_result *res;
2250 const char *attrs[] = { NULL };
2251 char *guid_str = GUID_string(mem_ctx, guid);
2254 return LDB_ERR_OPERATIONS_ERROR;
2257 ret = dsdb_search(ldb, mem_ctx, &res, NULL, LDB_SCOPE_SUBTREE, attrs,
2258 DSDB_SEARCH_SEARCH_ALL_PARTITIONS |
2259 DSDB_SEARCH_SHOW_EXTENDED_DN |
2260 DSDB_SEARCH_ONE_ONLY,
2261 "objectGUID=%s", guid_str);
2262 talloc_free(guid_str);
2263 if (ret != LDB_SUCCESS) {
2267 *dn = talloc_steal(mem_ctx, res->msgs[0]->dn);
2274 use a DN to find a GUID with a given attribute name
2276 int dsdb_find_guid_attr_by_dn(struct ldb_context *ldb,
2277 struct ldb_dn *dn, const char *attribute,
2281 struct ldb_result *res;
2282 const char *attrs[2];
2283 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2285 attrs[0] = attribute;
2288 ret = dsdb_search_dn(ldb, tmp_ctx, &res, dn, attrs, DSDB_SEARCH_SHOW_DELETED);
2289 if (ret != LDB_SUCCESS) {
2290 talloc_free(tmp_ctx);
2293 if (res->count < 1) {
2294 talloc_free(tmp_ctx);
2295 return LDB_ERR_NO_SUCH_OBJECT;
2297 *guid = samdb_result_guid(res->msgs[0], attribute);
2298 talloc_free(tmp_ctx);
2303 use a DN to find a GUID
2305 int dsdb_find_guid_by_dn(struct ldb_context *ldb,
2306 struct ldb_dn *dn, struct GUID *guid)
2308 return dsdb_find_guid_attr_by_dn(ldb, dn, "objectGUID", guid);
2314 adds the given GUID to the given ldb_message. This value is added
2315 for the given attr_name (may be either "objectGUID" or "parentGUID").
2317 int dsdb_msg_add_guid(struct ldb_message *msg,
2319 const char *attr_name)
2324 TALLOC_CTX *tmp_ctx = talloc_init("dsdb_msg_add_guid");
2326 status = GUID_to_ndr_blob(guid, tmp_ctx, &v);
2327 if (!NT_STATUS_IS_OK(status)) {
2328 ret = LDB_ERR_OPERATIONS_ERROR;
2332 ret = ldb_msg_add_steal_value(msg, attr_name, &v);
2333 if (ret != LDB_SUCCESS) {
2334 DEBUG(4,(__location__ ": Failed to add %s to the message\n",
2342 talloc_free(tmp_ctx);
2349 use a DN to find a SID
2351 int dsdb_find_sid_by_dn(struct ldb_context *ldb,
2352 struct ldb_dn *dn, struct dom_sid *sid)
2355 struct ldb_result *res;
2356 const char *attrs[] = { "objectSID", NULL };
2357 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2362 ret = dsdb_search_dn(ldb, tmp_ctx, &res, dn, attrs, DSDB_SEARCH_SHOW_DELETED);
2363 if (ret != LDB_SUCCESS) {
2364 talloc_free(tmp_ctx);
2367 if (res->count < 1) {
2368 talloc_free(tmp_ctx);
2369 return LDB_ERR_NO_SUCH_OBJECT;
2371 s = samdb_result_dom_sid(tmp_ctx, res->msgs[0], "objectSID");
2373 talloc_free(tmp_ctx);
2374 return LDB_ERR_NO_SUCH_OBJECT;
2377 talloc_free(tmp_ctx);
2384 load a repsFromTo blob list for a given partition GUID
2385 attr must be "repsFrom" or "repsTo"
2387 WERROR dsdb_loadreps(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
2388 const char *attr, struct repsFromToBlob **r, uint32_t *count)
2390 const char *attrs[] = { attr, NULL };
2391 struct ldb_result *res = NULL;
2392 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2394 struct ldb_message_element *el;
2399 if (ldb_search(sam_ctx, tmp_ctx, &res, dn, LDB_SCOPE_BASE, attrs, NULL) != LDB_SUCCESS ||
2401 DEBUG(0,("dsdb_loadreps: failed to read partition object\n"));
2402 talloc_free(tmp_ctx);
2403 return WERR_DS_DRA_INTERNAL_ERROR;
2406 el = ldb_msg_find_element(res->msgs[0], attr);
2408 /* it's OK to be empty */
2409 talloc_free(tmp_ctx);
2413 *count = el->num_values;
2414 *r = talloc_array(mem_ctx, struct repsFromToBlob, *count);
2416 talloc_free(tmp_ctx);
2417 return WERR_DS_DRA_INTERNAL_ERROR;
2420 for (i=0; i<(*count); i++) {
2421 enum ndr_err_code ndr_err;
2422 ndr_err = ndr_pull_struct_blob(&el->values[i],
2423 mem_ctx, lp_iconv_convenience(ldb_get_opaque(sam_ctx, "loadparm")),
2425 (ndr_pull_flags_fn_t)ndr_pull_repsFromToBlob);
2426 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2427 talloc_free(tmp_ctx);
2428 return WERR_DS_DRA_INTERNAL_ERROR;
2432 talloc_free(tmp_ctx);
2438 save the repsFromTo blob list for a given partition GUID
2439 attr must be "repsFrom" or "repsTo"
2441 WERROR dsdb_savereps(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
2442 const char *attr, struct repsFromToBlob *r, uint32_t count)
2444 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2445 struct ldb_message *msg;
2446 struct ldb_message_element *el;
2449 msg = ldb_msg_new(tmp_ctx);
2451 if (ldb_msg_add_empty(msg, attr, LDB_FLAG_MOD_REPLACE, &el) != LDB_SUCCESS) {
2455 el->values = talloc_array(msg, struct ldb_val, count);
2460 for (i=0; i<count; i++) {
2462 enum ndr_err_code ndr_err;
2464 ndr_err = ndr_push_struct_blob(&v, tmp_ctx, lp_iconv_convenience(ldb_get_opaque(sam_ctx, "loadparm")),
2466 (ndr_push_flags_fn_t)ndr_push_repsFromToBlob);
2467 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2475 if (ldb_modify(sam_ctx, msg) != LDB_SUCCESS) {
2476 DEBUG(0,("Failed to store %s - %s\n", attr, ldb_errstring(sam_ctx)));
2480 talloc_free(tmp_ctx);
2485 talloc_free(tmp_ctx);
2486 return WERR_DS_DRA_INTERNAL_ERROR;
2491 load the uSNHighest and the uSNUrgent attributes from the @REPLCHANGED
2492 object for a partition
2494 int dsdb_load_partition_usn(struct ldb_context *ldb, struct ldb_dn *dn,
2495 uint64_t *uSN, uint64_t *urgent_uSN)
2497 struct ldb_request *req;
2499 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2500 struct dsdb_control_current_partition *p_ctrl;
2501 struct ldb_result *res;
2503 res = talloc_zero(tmp_ctx, struct ldb_result);
2505 talloc_free(tmp_ctx);
2506 return LDB_ERR_OPERATIONS_ERROR;
2509 ret = ldb_build_search_req(&req, ldb, tmp_ctx,
2510 ldb_dn_new(tmp_ctx, ldb, "@REPLCHANGED"),
2514 res, ldb_search_default_callback,
2516 if (ret != LDB_SUCCESS) {
2517 talloc_free(tmp_ctx);
2521 p_ctrl = talloc(req, struct dsdb_control_current_partition);
2522 if (p_ctrl == NULL) {
2524 return LDB_ERR_OPERATIONS_ERROR;
2526 p_ctrl->version = DSDB_CONTROL_CURRENT_PARTITION_VERSION;
2530 ret = ldb_request_add_control(req,
2531 DSDB_CONTROL_CURRENT_PARTITION_OID,
2533 if (ret != LDB_SUCCESS) {
2534 talloc_free(tmp_ctx);
2538 /* Run the new request */
2539 ret = ldb_request(ldb, req);
2541 if (ret == LDB_SUCCESS) {
2542 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
2545 if (ret == LDB_ERR_NO_SUCH_OBJECT) {
2546 /* it hasn't been created yet, which means
2547 an implicit value of zero */
2549 talloc_free(tmp_ctx);
2553 if (ret != LDB_SUCCESS) {
2554 talloc_free(tmp_ctx);
2558 if (res->count < 1) {
2564 *uSN = ldb_msg_find_attr_as_uint64(res->msgs[0], "uSNHighest", 0);
2566 *urgent_uSN = ldb_msg_find_attr_as_uint64(res->msgs[0], "uSNUrgent", 0);
2570 talloc_free(tmp_ctx);
2576 save uSNHighest and uSNUrgent attributes in the @REPLCHANGED object for a
2579 int dsdb_save_partition_usn(struct ldb_context *ldb, struct ldb_dn *dn,
2580 uint64_t uSN, uint64_t urgent_uSN)
2582 struct ldb_request *req;
2583 struct ldb_message *msg;
2584 struct dsdb_control_current_partition *p_ctrl;
2587 msg = ldb_msg_new(ldb);
2589 return LDB_ERR_OPERATIONS_ERROR;
2592 msg->dn = ldb_dn_new(msg, ldb, "@REPLCHANGED");
2593 if (msg->dn == NULL) {
2595 return LDB_ERR_OPERATIONS_ERROR;
2598 ret = ldb_msg_add_fmt(msg, "uSNHighest", "%llu", (unsigned long long)uSN);
2599 if (ret != LDB_SUCCESS) {
2603 msg->elements[0].flags = LDB_FLAG_MOD_REPLACE;
2605 /* urgent_uSN is optional so may not be stored */
2607 ret = ldb_msg_add_fmt(msg, "uSNUrgent", "%llu", (unsigned long long)urgent_uSN);
2608 if (ret != LDB_SUCCESS) {
2612 msg->elements[1].flags = LDB_FLAG_MOD_REPLACE;
2616 p_ctrl = talloc(msg, struct dsdb_control_current_partition);
2617 if (p_ctrl == NULL) {
2619 return LDB_ERR_OPERATIONS_ERROR;
2621 p_ctrl->version = DSDB_CONTROL_CURRENT_PARTITION_VERSION;
2624 ret = ldb_build_mod_req(&req, ldb, msg,
2627 NULL, ldb_op_default_callback,
2630 if (ret != LDB_SUCCESS) {
2635 ret = ldb_request_add_control(req,
2636 DSDB_CONTROL_CURRENT_PARTITION_OID,
2638 if (ret != LDB_SUCCESS) {
2643 /* Run the new request */
2644 ret = ldb_request(ldb, req);
2646 if (ret == LDB_SUCCESS) {
2647 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
2649 if (ret == LDB_ERR_NO_SUCH_OBJECT) {
2650 ret = ldb_build_add_req(&req, ldb, msg,
2653 NULL, ldb_op_default_callback,
2663 int drsuapi_DsReplicaCursor2_compare(const struct drsuapi_DsReplicaCursor2 *c1,
2664 const struct drsuapi_DsReplicaCursor2 *c2)
2666 return GUID_compare(&c1->source_dsa_invocation_id, &c2->source_dsa_invocation_id);
2669 int drsuapi_DsReplicaCursor_compare(const struct drsuapi_DsReplicaCursor *c1,
2670 const struct drsuapi_DsReplicaCursor *c2)
2672 return GUID_compare(&c1->source_dsa_invocation_id, &c2->source_dsa_invocation_id);
2676 see if we are a RODC
2678 TODO: This should take a sam_ctx, and lookup the right object (with
2681 bool samdb_rodc(struct loadparm_context *lp_ctx)
2683 return lp_parm_bool(lp_ctx, NULL, "repl", "RODC", false);
2688 return NTDS options flags. See MS-ADTS 7.1.1.2.2.1.2.1.1
2690 flags are DS_NTDS_OPTION_*
2692 int samdb_ntds_options(struct ldb_context *ldb, uint32_t *options)
2694 TALLOC_CTX *tmp_ctx;
2695 const char *attrs[] = { "options", NULL };
2697 struct ldb_result *res;
2699 tmp_ctx = talloc_new(ldb);
2700 if (tmp_ctx == NULL) {
2704 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
2709 if (res->count != 1) {
2713 *options = samdb_result_uint(res->msgs[0], "options", 0);
2715 talloc_free(tmp_ctx);
2720 DEBUG(1,("Failed to find our own NTDS Settings objectGUID in the ldb!\n"));
2721 talloc_free(tmp_ctx);
2722 return LDB_ERR_NO_SUCH_OBJECT;
2726 * Function which generates a "lDAPDisplayName" attribute from a "CN" one.
2727 * Algorithm implemented according to MS-ADTS 3.1.1.2.3.4
2729 const char *samdb_cn_to_lDAPDisplayName(TALLOC_CTX *mem_ctx, const char *cn)
2731 char **tokens, *ret;
2734 tokens = str_list_make(mem_ctx, cn, " -_");
2738 /* "tolower()" and "toupper()" should also work properly on 0x00 */
2739 tokens[0][0] = tolower(tokens[0][0]);
2740 for (i = 1; i < str_list_length((const char **)tokens); i++)
2741 tokens[i][0] = toupper(tokens[i][0]);
2743 ret = talloc_strdup(mem_ctx, tokens[0]);
2744 for (i = 1; i < str_list_length((const char **)tokens); i++)
2745 ret = talloc_asprintf_append_buffer(ret, "%s", tokens[i]);
2747 talloc_free(tokens);
2753 return domain functional level
2754 returns DS_DOMAIN_FUNCTION_*
2756 int dsdb_functional_level(struct ldb_context *ldb)
2758 int *domainFunctionality =
2759 talloc_get_type(ldb_get_opaque(ldb, "domainFunctionality"), int);
2760 if (!domainFunctionality) {
2761 DEBUG(0,(__location__ ": WARNING: domainFunctionality not setup\n"));
2762 return DS_DOMAIN_FUNCTION_2000;
2764 return *domainFunctionality;
2768 set a GUID in an extended DN structure
2770 int dsdb_set_extended_dn_guid(struct ldb_dn *dn, const struct GUID *guid, const char *component_name)
2776 status = GUID_to_ndr_blob(guid, dn, &v);
2777 if (!NT_STATUS_IS_OK(status)) {
2778 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
2781 ret = ldb_dn_set_extended_component(dn, component_name, &v);
2787 return a GUID from a extended DN structure
2789 NTSTATUS dsdb_get_extended_dn_guid(struct ldb_dn *dn, struct GUID *guid, const char *component_name)
2791 const struct ldb_val *v;
2793 v = ldb_dn_get_extended_component(dn, component_name);
2795 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2798 return GUID_from_ndr_blob(v, guid);
2802 return a uint64_t from a extended DN structure
2804 NTSTATUS dsdb_get_extended_dn_uint64(struct ldb_dn *dn, uint64_t *val, const char *component_name)
2806 const struct ldb_val *v;
2809 v = ldb_dn_get_extended_component(dn, component_name);
2811 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2813 s = talloc_strndup(dn, (const char *)v->data, v->length);
2814 NT_STATUS_HAVE_NO_MEMORY(s);
2816 *val = strtoull(s, NULL, 0);
2819 return NT_STATUS_OK;
2823 return a NTTIME from a extended DN structure
2825 NTSTATUS dsdb_get_extended_dn_nttime(struct ldb_dn *dn, NTTIME *nttime, const char *component_name)
2827 return dsdb_get_extended_dn_uint64(dn, nttime, component_name);
2831 return a uint32_t from a extended DN structure
2833 NTSTATUS dsdb_get_extended_dn_uint32(struct ldb_dn *dn, uint32_t *val, const char *component_name)
2835 const struct ldb_val *v;
2838 v = ldb_dn_get_extended_component(dn, component_name);
2840 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2843 s = talloc_strndup(dn, (const char *)v->data, v->length);
2844 NT_STATUS_HAVE_NO_MEMORY(s);
2846 *val = strtoul(s, NULL, 0);
2849 return NT_STATUS_OK;
2853 return RMD_FLAGS directly from a ldb_dn
2854 returns 0 if not found
2856 uint32_t dsdb_dn_rmd_flags(struct ldb_dn *dn)
2858 const struct ldb_val *v;
2860 v = ldb_dn_get_extended_component(dn, "RMD_FLAGS");
2861 if (!v || v->length > sizeof(buf)-1) return 0;
2862 strncpy(buf, (const char *)v->data, v->length);
2864 return strtoul(buf, NULL, 10);
2868 return RMD_FLAGS directly from a ldb_val for a DN
2869 returns 0 if RMD_FLAGS is not found
2871 uint32_t dsdb_dn_val_rmd_flags(struct ldb_val *val)
2877 if (val->length < 13) {
2880 p = memmem(val->data, val->length-2, "<RMD_FLAGS=", 11);
2884 flags = strtoul(p+11, &end, 10);
2885 if (!end || *end != '>') {
2886 /* it must end in a > */
2893 return true if a ldb_val containing a DN in storage form is deleted
2895 bool dsdb_dn_is_deleted_val(struct ldb_val *val)
2897 return (dsdb_dn_val_rmd_flags(val) & DSDB_RMD_FLAG_DELETED) != 0;
2901 return true if a ldb_val containing a DN in storage form is
2902 in the upgraded w2k3 linked attribute format
2904 bool dsdb_dn_is_upgraded_link_val(struct ldb_val *val)
2906 return memmem(val->data, val->length, "<RMD_ADDTIME=", 13) != NULL;
2910 return a DN for a wellknown GUID
2912 int dsdb_wellknown_dn(struct ldb_context *samdb, TALLOC_CTX *mem_ctx,
2913 struct ldb_dn *nc_root, const char *wk_guid,
2914 struct ldb_dn **wkguid_dn)
2916 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2917 const char *attrs[] = { NULL };
2920 struct ldb_result *res;
2922 /* construct the magic WKGUID DN */
2923 dn = ldb_dn_new_fmt(tmp_ctx, samdb, "<WKGUID=%s,%s>",
2924 wk_guid, ldb_dn_get_linearized(nc_root));
2926 talloc_free(tmp_ctx);
2927 return LDB_ERR_OPERATIONS_ERROR;
2930 ret = dsdb_search_dn(samdb, tmp_ctx, &res, dn, attrs, DSDB_SEARCH_SHOW_DELETED);
2931 if (ret != LDB_SUCCESS) {
2932 talloc_free(tmp_ctx);
2936 (*wkguid_dn) = talloc_steal(mem_ctx, res->msgs[0]->dn);
2937 talloc_free(tmp_ctx);
2942 static int dsdb_dn_compare_ptrs(struct ldb_dn **dn1, struct ldb_dn **dn2)
2944 return ldb_dn_compare(*dn1, *dn2);
2948 find a NC root given a DN within the NC
2950 int dsdb_find_nc_root(struct ldb_context *samdb, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
2951 struct ldb_dn **nc_root)
2953 const char *root_attrs[] = { "namingContexts", NULL };
2954 TALLOC_CTX *tmp_ctx;
2956 struct ldb_message_element *el;
2957 struct ldb_result *root_res;
2959 struct ldb_dn **nc_dns;
2961 tmp_ctx = talloc_new(samdb);
2962 if (tmp_ctx == NULL) {
2963 return LDB_ERR_OPERATIONS_ERROR;
2966 ret = ldb_search(samdb, tmp_ctx, &root_res,
2967 ldb_dn_new(tmp_ctx, samdb, ""), LDB_SCOPE_BASE, root_attrs, NULL);
2969 DEBUG(1,("Searching for namingContexts in rootDSE failed: %s\n", ldb_errstring(samdb)));
2970 talloc_free(tmp_ctx);
2974 el = ldb_msg_find_element(root_res->msgs[0], "namingContexts");
2976 DEBUG(1,("Finding namingContexts element in root_res failed: %s\n",
2977 ldb_errstring(samdb)));
2978 talloc_free(tmp_ctx);
2979 return LDB_ERR_NO_SUCH_ATTRIBUTE;
2982 nc_dns = talloc_array(tmp_ctx, struct ldb_dn *, el->num_values);
2984 talloc_free(tmp_ctx);
2985 return LDB_ERR_OPERATIONS_ERROR;
2988 for (i=0; i<el->num_values; i++) {
2989 nc_dns[i] = ldb_dn_from_ldb_val(nc_dns, samdb, &el->values[i]);
2990 if (nc_dns[i] == NULL) {
2991 talloc_free(tmp_ctx);
2992 return LDB_ERR_OPERATIONS_ERROR;
2996 TYPESAFE_QSORT(nc_dns, el->num_values, dsdb_dn_compare_ptrs);
2998 for (i=0; i<el->num_values; i++) {
2999 if (ldb_dn_compare_base(nc_dns[i], dn) == 0) {
3000 (*nc_root) = talloc_steal(mem_ctx, nc_dns[i]);
3001 talloc_free(tmp_ctx);
3006 talloc_free(tmp_ctx);
3007 return LDB_ERR_NO_SUCH_OBJECT;
3012 find the deleted objects DN for any object, by looking for the NC
3013 root, then looking up the wellknown GUID
3015 int dsdb_get_deleted_objects_dn(struct ldb_context *ldb,
3016 TALLOC_CTX *mem_ctx, struct ldb_dn *obj_dn,
3017 struct ldb_dn **do_dn)
3019 struct ldb_dn *nc_root;
3022 ret = dsdb_find_nc_root(ldb, mem_ctx, obj_dn, &nc_root);
3023 if (ret != LDB_SUCCESS) {
3027 ret = dsdb_wellknown_dn(ldb, mem_ctx, nc_root, DS_GUID_DELETED_OBJECTS_CONTAINER, do_dn);
3028 talloc_free(nc_root);
3033 return the tombstoneLifetime, in days
3035 int dsdb_tombstone_lifetime(struct ldb_context *ldb, uint32_t *lifetime)
3038 dn = samdb_config_dn(ldb);
3040 return LDB_ERR_NO_SUCH_OBJECT;
3042 dn = ldb_dn_copy(ldb, dn);
3044 return LDB_ERR_OPERATIONS_ERROR;
3046 /* see MS-ADTS section 7.1.1.2.4.1.1. There doesn't appear to
3047 be a wellknown GUID for this */
3048 if (!ldb_dn_add_child_fmt(dn, "CN=Directory Service,CN=Windows NT,CN=Services")) {
3050 return LDB_ERR_OPERATIONS_ERROR;
3053 *lifetime = samdb_search_uint(ldb, dn, 180, dn, "tombstoneLifetime", "objectClass=nTDSService");
3059 compare a ldb_val to a string case insensitively
3061 int samdb_ldb_val_case_cmp(const char *s, struct ldb_val *v)
3063 size_t len = strlen(s);
3065 if (len > v->length) return 1;
3066 ret = strncasecmp(s, (const char *)v->data, v->length);
3067 if (ret != 0) return ret;
3068 if (v->length > len && v->data[len] != 0) {
3076 load the UDV for a partition in v2 format
3077 The list is returned sorted, and with our local cursor added
3079 int dsdb_load_udv_v2(struct ldb_context *samdb, struct ldb_dn *dn, TALLOC_CTX *mem_ctx,
3080 struct drsuapi_DsReplicaCursor2 **cursors, uint32_t *count)
3082 static const char *attrs[] = { "replUpToDateVector", NULL };
3083 struct ldb_result *r;
3084 const struct ldb_val *ouv_value;
3086 uint64_t highest_usn;
3087 const struct GUID *our_invocation_id;
3088 struct timeval now = timeval_current();
3090 ret = ldb_search(samdb, mem_ctx, &r, dn, LDB_SCOPE_BASE, attrs, NULL);
3091 if (ret != LDB_SUCCESS) {
3095 ouv_value = ldb_msg_find_ldb_val(r->msgs[0], "replUpToDateVector");
3097 enum ndr_err_code ndr_err;
3098 struct replUpToDateVectorBlob ouv;
3100 ndr_err = ndr_pull_struct_blob(ouv_value, r,
3101 lp_iconv_convenience(ldb_get_opaque(samdb, "loadparm")), &ouv,
3102 (ndr_pull_flags_fn_t)ndr_pull_replUpToDateVectorBlob);
3103 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
3105 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
3107 if (ouv.version != 2) {
3108 /* we always store as version 2, and
3109 * replUpToDateVector is not replicated
3111 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
3114 *count = ouv.ctr.ctr2.count;
3115 *cursors = talloc_steal(mem_ctx, ouv.ctr.ctr2.cursors);
3123 our_invocation_id = samdb_ntds_invocation_id(samdb);
3124 if (!our_invocation_id) {
3125 DEBUG(0,(__location__ ": No invocationID on samdb - %s\n", ldb_errstring(samdb)));
3126 talloc_free(*cursors);
3127 return LDB_ERR_OPERATIONS_ERROR;
3130 ret = dsdb_load_partition_usn(samdb, dn, &highest_usn, NULL);
3131 if (ret != LDB_SUCCESS) {
3132 /* nothing to add - this can happen after a vampire */
3133 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3137 for (i=0; i<*count; i++) {
3138 if (GUID_equal(our_invocation_id, &(*cursors)[i].source_dsa_invocation_id)) {
3139 (*cursors)[i].highest_usn = highest_usn;
3140 (*cursors)[i].last_sync_success = timeval_to_nttime(&now);
3141 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3146 (*cursors) = talloc_realloc(mem_ctx, *cursors, struct drsuapi_DsReplicaCursor2, (*count)+1);
3148 return LDB_ERR_OPERATIONS_ERROR;
3151 (*cursors)[*count].source_dsa_invocation_id = *our_invocation_id;
3152 (*cursors)[*count].highest_usn = highest_usn;
3153 (*cursors)[*count].last_sync_success = timeval_to_nttime(&now);
3156 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3162 load the UDV for a partition in version 1 format
3163 The list is returned sorted, and with our local cursor added
3165 int dsdb_load_udv_v1(struct ldb_context *samdb, struct ldb_dn *dn, TALLOC_CTX *mem_ctx,
3166 struct drsuapi_DsReplicaCursor **cursors, uint32_t *count)
3168 struct drsuapi_DsReplicaCursor2 *v2;
3171 ret = dsdb_load_udv_v2(samdb, dn, mem_ctx, &v2, count);
3172 if (ret != LDB_SUCCESS) {
3182 *cursors = talloc_array(mem_ctx, struct drsuapi_DsReplicaCursor, *count);
3183 if (*cursors == NULL) {
3185 return LDB_ERR_OPERATIONS_ERROR;
3188 for (i=0; i<*count; i++) {
3189 (*cursors)[i].source_dsa_invocation_id = v2[i].source_dsa_invocation_id;
3190 (*cursors)[i].highest_usn = v2[i].highest_usn;
3197 add a set of controls to a ldb_request structure based on a set of
3198 flags. See util.h for a list of available flags
3200 int dsdb_request_add_controls(struct ldb_request *req, uint32_t dsdb_flags)
3203 if (dsdb_flags & DSDB_SEARCH_SEARCH_ALL_PARTITIONS) {
3204 struct ldb_search_options_control *options;
3205 /* Using the phantom root control allows us to search all partitions */
3206 options = talloc(req, struct ldb_search_options_control);
3207 if (options == NULL) {
3208 return LDB_ERR_OPERATIONS_ERROR;
3210 options->search_options = LDB_SEARCH_OPTION_PHANTOM_ROOT;
3212 ret = ldb_request_add_control(req,
3213 LDB_CONTROL_SEARCH_OPTIONS_OID,
3215 if (ret != LDB_SUCCESS) {
3220 if (dsdb_flags & DSDB_SEARCH_SHOW_DELETED) {
3221 ret = ldb_request_add_control(req, LDB_CONTROL_SHOW_DELETED_OID, true, NULL);
3222 if (ret != LDB_SUCCESS) {
3227 if (dsdb_flags & DSDB_SEARCH_SHOW_DN_IN_STORAGE_FORMAT) {
3228 ret = ldb_request_add_control(req, DSDB_CONTROL_DN_STORAGE_FORMAT_OID, true, NULL);
3229 if (ret != LDB_SUCCESS) {
3234 if (dsdb_flags & DSDB_SEARCH_SHOW_EXTENDED_DN) {
3235 struct ldb_extended_dn_control *extended_ctrl = talloc(req, struct ldb_extended_dn_control);
3236 if (!extended_ctrl) {
3237 return LDB_ERR_OPERATIONS_ERROR;
3239 extended_ctrl->type = 1;
3241 ret = ldb_request_add_control(req, LDB_CONTROL_EXTENDED_DN_OID, true, extended_ctrl);
3242 if (ret != LDB_SUCCESS) {
3247 if (dsdb_flags & DSDB_SEARCH_REVEAL_INTERNALS) {
3248 ret = ldb_request_add_control(req, LDB_CONTROL_REVEAL_INTERNALS, false, NULL);
3249 if (ret != LDB_SUCCESS) {
3254 if (dsdb_flags & DSDB_MODIFY_RELAX) {
3255 ret = ldb_request_add_control(req, LDB_CONTROL_RELAX_OID, false, NULL);
3256 if (ret != LDB_SUCCESS) {
3261 if (dsdb_flags & DSDB_MODIFY_PERMISSIVE) {
3262 ret = ldb_request_add_control(req, LDB_CONTROL_PERMISSIVE_MODIFY_OID, false, NULL);
3263 if (ret != LDB_SUCCESS) {
3268 if (dsdb_flags & DSDB_FLAG_AS_SYSTEM) {
3269 ret = ldb_request_add_control(req, LDB_CONTROL_AS_SYSTEM_OID, false, NULL);
3270 if (ret != LDB_SUCCESS) {
3279 a modify with a set of controls
3281 int dsdb_modify(struct ldb_context *ldb, const struct ldb_message *message,
3282 uint32_t dsdb_flags)
3284 struct ldb_request *req;
3287 ret = ldb_build_mod_req(&req, ldb, ldb,
3291 ldb_op_default_callback,
3294 if (ret != LDB_SUCCESS) return ret;
3296 ret = dsdb_request_add_controls(req, dsdb_flags);
3297 if (ret != LDB_SUCCESS) {
3302 ret = dsdb_autotransaction_request(ldb, req);
3309 like dsdb_modify() but set all the element flags to
3310 LDB_FLAG_MOD_REPLACE
3312 int dsdb_replace(struct ldb_context *ldb, struct ldb_message *msg, uint32_t dsdb_flags)
3316 /* mark all the message elements as LDB_FLAG_MOD_REPLACE */
3317 for (i=0;i<msg->num_elements;i++) {
3318 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
3321 return dsdb_modify(ldb, msg, dsdb_flags);
3326 search for attrs on one DN, allowing for dsdb_flags controls
3328 int dsdb_search_dn(struct ldb_context *ldb,
3329 TALLOC_CTX *mem_ctx,
3330 struct ldb_result **_res,
3331 struct ldb_dn *basedn,
3332 const char * const *attrs,
3333 uint32_t dsdb_flags)
3336 struct ldb_request *req;
3337 struct ldb_result *res;
3339 res = talloc_zero(mem_ctx, struct ldb_result);
3341 return LDB_ERR_OPERATIONS_ERROR;
3344 ret = ldb_build_search_req(&req, ldb, res,
3351 ldb_search_default_callback,
3353 if (ret != LDB_SUCCESS) {
3358 ret = dsdb_request_add_controls(req, dsdb_flags);
3359 if (ret != LDB_SUCCESS) {
3364 ret = ldb_request(ldb, req);
3365 if (ret == LDB_SUCCESS) {
3366 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
3370 if (ret != LDB_SUCCESS) {
3380 general search with dsdb_flags for controls
3382 int dsdb_search(struct ldb_context *ldb,
3383 TALLOC_CTX *mem_ctx,
3384 struct ldb_result **_res,
3385 struct ldb_dn *basedn,
3386 enum ldb_scope scope,
3387 const char * const *attrs,
3388 uint32_t dsdb_flags,
3389 const char *exp_fmt, ...) _PRINTF_ATTRIBUTE(8, 9)
3392 struct ldb_request *req;
3393 struct ldb_result *res;
3395 char *expression = NULL;
3396 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
3398 res = talloc_zero(tmp_ctx, struct ldb_result);
3400 talloc_free(tmp_ctx);
3401 return LDB_ERR_OPERATIONS_ERROR;
3405 va_start(ap, exp_fmt);
3406 expression = talloc_vasprintf(tmp_ctx, exp_fmt, ap);
3410 talloc_free(tmp_ctx);
3411 return LDB_ERR_OPERATIONS_ERROR;
3415 ret = ldb_build_search_req(&req, ldb, tmp_ctx,
3422 ldb_search_default_callback,
3424 if (ret != LDB_SUCCESS) {
3425 talloc_free(tmp_ctx);
3429 ret = dsdb_request_add_controls(req, dsdb_flags);
3430 if (ret != LDB_SUCCESS) {
3431 talloc_free(tmp_ctx);
3435 ret = ldb_request(ldb, req);
3436 if (ret == LDB_SUCCESS) {
3437 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
3440 if (ret != LDB_SUCCESS) {
3441 talloc_free(tmp_ctx);
3445 if (dsdb_flags & DSDB_SEARCH_ONE_ONLY) {
3446 if (res->count == 0) {
3447 talloc_free(tmp_ctx);
3448 return LDB_ERR_NO_SUCH_OBJECT;
3450 if (res->count != 1) {
3451 talloc_free(tmp_ctx);
3452 return LDB_ERR_CONSTRAINT_VIOLATION;
3456 *_res = talloc_steal(mem_ctx, res);
3457 talloc_free(tmp_ctx);
3464 general search with dsdb_flags for controls
3465 returns exactly 1 record or an error
3467 int dsdb_search_one(struct ldb_context *ldb,
3468 TALLOC_CTX *mem_ctx,
3469 struct ldb_message **msg,
3470 struct ldb_dn *basedn,
3471 enum ldb_scope scope,
3472 const char * const *attrs,
3473 uint32_t dsdb_flags,
3474 const char *exp_fmt, ...) _PRINTF_ATTRIBUTE(8, 9)
3477 struct ldb_result *res;
3479 char *expression = NULL;
3480 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
3482 dsdb_flags |= DSDB_SEARCH_ONE_ONLY;
3484 res = talloc_zero(tmp_ctx, struct ldb_result);
3486 talloc_free(tmp_ctx);
3487 return LDB_ERR_OPERATIONS_ERROR;
3491 va_start(ap, exp_fmt);
3492 expression = talloc_vasprintf(tmp_ctx, exp_fmt, ap);
3496 talloc_free(tmp_ctx);
3497 return LDB_ERR_OPERATIONS_ERROR;
3501 ret = dsdb_search(ldb, tmp_ctx, &res, basedn, scope, attrs,
3502 dsdb_flags, "%s", expression);
3503 if (ret != LDB_SUCCESS) {
3504 talloc_free(tmp_ctx);
3508 *msg = talloc_steal(mem_ctx, res->msgs[0]);
3509 talloc_free(tmp_ctx);