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_module.h"
28 #include "ldb_errors.h"
29 #include "../lib/util/util_ldb.h"
30 #include "../lib/crypto/crypto.h"
31 #include "dsdb/samdb/samdb.h"
32 #include "libcli/security/security.h"
33 #include "librpc/gen_ndr/ndr_security.h"
34 #include "librpc/gen_ndr/ndr_misc.h"
35 #include "../libds/common/flags.h"
36 #include "dsdb/common/proto.h"
37 #include "libcli/ldap/ldap_ndr.h"
38 #include "param/param.h"
39 #include "libcli/auth/libcli_auth.h"
40 #include "librpc/gen_ndr/ndr_drsblobs.h"
41 #include "system/locale.h"
42 #include "lib/util/tsort.h"
43 #include "dsdb/common/util.h"
44 #include "lib/socket/socket.h"
45 #include "librpc/gen_ndr/irpc.h"
46 #include "libds/common/flag_mapping.h"
49 search the sam for the specified attributes in a specific domain, filter on
50 objectSid being in domain_sid.
52 int samdb_search_domain(struct ldb_context *sam_ldb,
54 struct ldb_dn *basedn,
55 struct ldb_message ***res,
56 const char * const *attrs,
57 const struct dom_sid *domain_sid,
58 const char *format, ...) _PRINTF_ATTRIBUTE(7,8)
64 count = gendb_search_v(sam_ldb, mem_ctx, basedn,
65 res, attrs, format, ap);
71 struct dom_sid *entry_sid;
73 entry_sid = samdb_result_dom_sid(mem_ctx, (*res)[i], "objectSid");
75 if ((entry_sid == NULL) ||
76 (!dom_sid_in_domain(domain_sid, entry_sid))) {
77 /* Delete that entry from the result set */
78 (*res)[i] = (*res)[count-1];
80 talloc_free(entry_sid);
83 talloc_free(entry_sid);
91 search the sam for a single string attribute in exactly 1 record
93 const char *samdb_search_string_v(struct ldb_context *sam_ldb,
95 struct ldb_dn *basedn,
96 const char *attr_name,
97 const char *format, va_list ap) _PRINTF_ATTRIBUTE(5,0)
100 const char *attrs[2] = { NULL, NULL };
101 struct ldb_message **res = NULL;
103 attrs[0] = attr_name;
105 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, attrs, format, ap);
107 DEBUG(1,("samdb: search for %s %s not single valued (count=%d)\n",
108 attr_name, format, count));
115 return ldb_msg_find_attr_as_string(res[0], attr_name, NULL);
119 search the sam for a single string attribute in exactly 1 record
121 const char *samdb_search_string(struct ldb_context *sam_ldb,
123 struct ldb_dn *basedn,
124 const char *attr_name,
125 const char *format, ...) _PRINTF_ATTRIBUTE(5,6)
130 va_start(ap, format);
131 str = samdb_search_string_v(sam_ldb, mem_ctx, basedn, attr_name, format, ap);
137 struct ldb_dn *samdb_search_dn(struct ldb_context *sam_ldb,
139 struct ldb_dn *basedn,
140 const char *format, ...) _PRINTF_ATTRIBUTE(4,5)
144 struct ldb_message **res = NULL;
147 va_start(ap, format);
148 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, NULL, format, ap);
151 if (count != 1) return NULL;
153 ret = talloc_steal(mem_ctx, res[0]->dn);
160 search the sam for a dom_sid attribute in exactly 1 record
162 struct dom_sid *samdb_search_dom_sid(struct ldb_context *sam_ldb,
164 struct ldb_dn *basedn,
165 const char *attr_name,
166 const char *format, ...) _PRINTF_ATTRIBUTE(5,6)
170 struct ldb_message **res;
171 const char *attrs[2] = { NULL, NULL };
174 attrs[0] = attr_name;
176 va_start(ap, format);
177 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, attrs, format, ap);
180 DEBUG(1,("samdb: search for %s %s not single valued (count=%d)\n",
181 attr_name, format, count));
187 sid = samdb_result_dom_sid(mem_ctx, res[0], attr_name);
193 return the count of the number of records in the sam matching the query
195 int samdb_search_count(struct ldb_context *sam_ldb,
197 struct ldb_dn *basedn,
198 const char *format, ...) _PRINTF_ATTRIBUTE(4,5)
201 const char *attrs[] = { NULL };
204 va_start(ap, format);
205 ret = gendb_search_v(sam_ldb, mem_ctx, basedn, NULL, attrs, format, ap);
213 search the sam for a single integer attribute in exactly 1 record
215 unsigned int samdb_search_uint(struct ldb_context *sam_ldb,
217 unsigned int default_value,
218 struct ldb_dn *basedn,
219 const char *attr_name,
220 const char *format, ...) _PRINTF_ATTRIBUTE(6,7)
224 struct ldb_message **res;
225 const char *attrs[2] = { NULL, NULL };
227 attrs[0] = attr_name;
229 va_start(ap, format);
230 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, attrs, format, ap);
234 return default_value;
237 return ldb_msg_find_attr_as_uint(res[0], attr_name, default_value);
241 search the sam for a single signed 64 bit integer attribute in exactly 1 record
243 int64_t samdb_search_int64(struct ldb_context *sam_ldb,
245 int64_t default_value,
246 struct ldb_dn *basedn,
247 const char *attr_name,
248 const char *format, ...) _PRINTF_ATTRIBUTE(6,7)
252 struct ldb_message **res;
253 const char *attrs[2] = { NULL, NULL };
255 attrs[0] = attr_name;
257 va_start(ap, format);
258 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, attrs, format, ap);
262 return default_value;
265 return ldb_msg_find_attr_as_int64(res[0], attr_name, default_value);
269 search the sam for multipe records each giving a single string attribute
270 return the number of matches, or -1 on error
272 int samdb_search_string_multiple(struct ldb_context *sam_ldb,
274 struct ldb_dn *basedn,
276 const char *attr_name,
277 const char *format, ...) _PRINTF_ATTRIBUTE(6,7)
281 const char *attrs[2] = { NULL, NULL };
282 struct ldb_message **res = NULL;
284 attrs[0] = attr_name;
286 va_start(ap, format);
287 count = gendb_search_v(sam_ldb, mem_ctx, basedn, &res, attrs, format, ap);
294 /* make sure its single valued */
295 for (i=0;i<count;i++) {
296 if (res[i]->num_elements != 1) {
297 DEBUG(1,("samdb: search for %s %s not single valued\n",
304 *strs = talloc_array(mem_ctx, const char *, count+1);
310 for (i=0;i<count;i++) {
311 (*strs)[i] = ldb_msg_find_attr_as_string(res[i], attr_name, NULL);
313 (*strs)[count] = NULL;
318 struct ldb_dn *samdb_result_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
319 const char *attr, struct ldb_dn *default_value)
321 struct ldb_dn *ret_dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx, msg, attr);
323 return default_value;
329 pull a rid from a objectSid in a result set.
331 uint32_t samdb_result_rid_from_sid(TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
332 const char *attr, uint32_t default_value)
337 sid = samdb_result_dom_sid(mem_ctx, msg, attr);
339 return default_value;
341 rid = sid->sub_auths[sid->num_auths-1];
347 pull a dom_sid structure from a objectSid in a result set.
349 struct dom_sid *samdb_result_dom_sid(TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
353 const struct ldb_val *v;
355 v = ldb_msg_find_ldb_val(msg, attr);
359 sid = talloc(mem_ctx, struct dom_sid);
363 ok = sid_blob_parse(*v, sid);
372 pull a guid structure from a objectGUID in a result set.
374 struct GUID samdb_result_guid(const struct ldb_message *msg, const char *attr)
376 const struct ldb_val *v;
380 v = ldb_msg_find_ldb_val(msg, attr);
381 if (!v) return GUID_zero();
383 status = GUID_from_ndr_blob(v, &guid);
384 if (!NT_STATUS_IS_OK(status)) {
392 pull a sid prefix from a objectSid in a result set.
393 this is used to find the domain sid for a user
395 struct dom_sid *samdb_result_sid_prefix(TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
398 struct dom_sid *sid = samdb_result_dom_sid(mem_ctx, msg, attr);
399 if (!sid || sid->num_auths < 1) return NULL;
405 pull a NTTIME in a result set.
407 NTTIME samdb_result_nttime(const struct ldb_message *msg, const char *attr,
408 NTTIME default_value)
410 return ldb_msg_find_attr_as_uint64(msg, attr, default_value);
414 * Windows stores 0 for lastLogoff.
415 * But when a MS DC return the lastLogoff (as Logoff Time)
416 * it returns 0x7FFFFFFFFFFFFFFF, not returning this value in this case
417 * cause windows 2008 and newer version to fail for SMB requests
419 NTTIME samdb_result_last_logoff(const struct ldb_message *msg)
421 NTTIME ret = ldb_msg_find_attr_as_uint64(msg, "lastLogoff",0);
424 ret = 0x7FFFFFFFFFFFFFFFULL;
430 * Windows uses both 0 and 9223372036854775807 (0x7FFFFFFFFFFFFFFFULL) to
431 * indicate an account doesn't expire.
433 * When Windows initially creates an account, it sets
434 * accountExpires = 9223372036854775807 (0x7FFFFFFFFFFFFFFF). However,
435 * when changing from an account having a specific expiration date to
436 * that account never expiring, it sets accountExpires = 0.
438 * Consolidate that logic here to allow clearer logic for account expiry in
439 * the rest of the code.
441 NTTIME samdb_result_account_expires(const struct ldb_message *msg)
443 NTTIME ret = ldb_msg_find_attr_as_uint64(msg, "accountExpires",
447 ret = 0x7FFFFFFFFFFFFFFFULL;
453 construct the allow_password_change field from the PwdLastSet attribute and the
454 domain password settings
456 NTTIME samdb_result_allow_password_change(struct ldb_context *sam_ldb,
458 struct ldb_dn *domain_dn,
459 struct ldb_message *msg,
462 uint64_t attr_time = ldb_msg_find_attr_as_uint64(msg, attr, 0);
465 if (attr_time == 0) {
469 minPwdAge = samdb_search_int64(sam_ldb, mem_ctx, 0, domain_dn, "minPwdAge", NULL);
471 /* yes, this is a -= not a += as minPwdAge is stored as the negative
472 of the number of 100-nano-seconds */
473 attr_time -= minPwdAge;
479 construct the force_password_change field from the PwdLastSet
480 attribute, the userAccountControl and the domain password settings
482 NTTIME samdb_result_force_password_change(struct ldb_context *sam_ldb,
484 struct ldb_dn *domain_dn,
485 struct ldb_message *msg)
487 int64_t attr_time = ldb_msg_find_attr_as_int64(msg, "pwdLastSet", 0);
488 uint32_t userAccountControl = ldb_msg_find_attr_as_uint(msg,
489 "userAccountControl",
493 /* Machine accounts don't expire, and there is a flag for 'no expiry' */
494 if (!(userAccountControl & UF_NORMAL_ACCOUNT)
495 || (userAccountControl & UF_DONT_EXPIRE_PASSWD)) {
496 return 0x7FFFFFFFFFFFFFFFULL;
499 if (attr_time == 0) {
502 if (attr_time == -1) {
503 return 0x7FFFFFFFFFFFFFFFULL;
506 maxPwdAge = samdb_search_int64(sam_ldb, mem_ctx, 0, domain_dn,
508 if (maxPwdAge == 0 || maxPwdAge == -0x8000000000000000ULL) {
509 return 0x7FFFFFFFFFFFFFFFULL;
511 attr_time -= maxPwdAge;
518 pull a samr_Password structutre from a result set.
520 struct samr_Password *samdb_result_hash(TALLOC_CTX *mem_ctx, const struct ldb_message *msg, const char *attr)
522 struct samr_Password *hash = NULL;
523 const struct ldb_val *val = ldb_msg_find_ldb_val(msg, attr);
524 if (val && (val->length >= sizeof(hash->hash))) {
525 hash = talloc(mem_ctx, struct samr_Password);
526 memcpy(hash->hash, val->data, MIN(val->length, sizeof(hash->hash)));
532 pull an array of samr_Password structures from a result set.
534 unsigned int samdb_result_hashes(TALLOC_CTX *mem_ctx, const struct ldb_message *msg,
535 const char *attr, struct samr_Password **hashes)
537 unsigned int count, i;
538 const struct ldb_val *val = ldb_msg_find_ldb_val(msg, attr);
544 count = val->length / 16;
549 *hashes = talloc_array(mem_ctx, struct samr_Password, count);
554 for (i=0;i<count;i++) {
555 memcpy((*hashes)[i].hash, (i*16)+(char *)val->data, 16);
561 NTSTATUS samdb_result_passwords(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx, struct ldb_message *msg,
562 struct samr_Password **lm_pwd, struct samr_Password **nt_pwd)
564 struct samr_Password *lmPwdHash, *ntPwdHash;
567 num_nt = samdb_result_hashes(mem_ctx, msg, "unicodePwd", &ntPwdHash);
570 } else if (num_nt > 1) {
571 return NT_STATUS_INTERNAL_DB_CORRUPTION;
573 *nt_pwd = &ntPwdHash[0];
577 /* Ensure that if we have turned off LM
578 * authentication, that we never use the LM hash, even
580 if (lpcfg_lanman_auth(lp_ctx)) {
582 num_lm = samdb_result_hashes(mem_ctx, msg, "dBCSPwd", &lmPwdHash);
585 } else if (num_lm > 1) {
586 return NT_STATUS_INTERNAL_DB_CORRUPTION;
588 *lm_pwd = &lmPwdHash[0];
598 pull a samr_LogonHours structutre from a result set.
600 struct samr_LogonHours samdb_result_logon_hours(TALLOC_CTX *mem_ctx, struct ldb_message *msg, const char *attr)
602 struct samr_LogonHours hours;
603 size_t units_per_week = 168;
604 const struct ldb_val *val = ldb_msg_find_ldb_val(msg, attr);
609 units_per_week = val->length * 8;
612 hours.bits = talloc_array(mem_ctx, uint8_t, units_per_week/8);
616 hours.units_per_week = units_per_week;
617 memset(hours.bits, 0xFF, units_per_week/8);
619 memcpy(hours.bits, val->data, val->length);
626 pull a set of account_flags from a result set.
628 This requires that the attributes:
633 uint32_t samdb_result_acct_flags(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
634 struct ldb_message *msg, struct ldb_dn *domain_dn)
636 uint32_t userAccountControl = ldb_msg_find_attr_as_uint(msg, "userAccountControl", 0);
637 uint32_t acct_flags = ds_uf2acb(userAccountControl);
638 NTTIME must_change_time;
641 must_change_time = samdb_result_force_password_change(sam_ctx, mem_ctx,
644 /* Test account expire time */
645 unix_to_nt_time(&now, time(NULL));
646 /* check for expired password */
647 if (must_change_time < now) {
648 acct_flags |= ACB_PW_EXPIRED;
653 struct lsa_BinaryString samdb_result_parameters(TALLOC_CTX *mem_ctx,
654 struct ldb_message *msg,
657 struct lsa_BinaryString s;
658 const struct ldb_val *val = ldb_msg_find_ldb_val(msg, attr);
666 s.array = talloc_array(mem_ctx, uint16_t, val->length/2);
670 s.length = s.size = val->length;
671 memcpy(s.array, val->data, val->length);
676 /* Find an attribute, with a particular value */
678 /* The current callers of this function expect a very specific
679 * behaviour: In particular, objectClass subclass equivilance is not
680 * wanted. This means that we should not lookup the schema for the
681 * comparison function */
682 struct ldb_message_element *samdb_find_attribute(struct ldb_context *ldb,
683 const struct ldb_message *msg,
684 const char *name, const char *value)
687 struct ldb_message_element *el = ldb_msg_find_element(msg, name);
693 for (i=0;i<el->num_values;i++) {
694 if (ldb_attr_cmp(value, (char *)el->values[i].data) == 0) {
702 int samdb_find_or_add_attribute(struct ldb_context *ldb, struct ldb_message *msg, const char *name, const char *set_value)
704 struct ldb_message_element *el;
706 el = ldb_msg_find_element(msg, name);
711 return ldb_msg_add_string(msg, name, set_value);
715 add a dom_sid element to a message
717 int samdb_msg_add_dom_sid(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
718 const char *attr_name, const struct dom_sid *sid)
721 enum ndr_err_code ndr_err;
723 ndr_err = ndr_push_struct_blob(&v, mem_ctx,
725 (ndr_push_flags_fn_t)ndr_push_dom_sid);
726 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
727 return ldb_operr(sam_ldb);
729 return ldb_msg_add_value(msg, attr_name, &v, NULL);
734 add a delete element operation to a message
736 int samdb_msg_add_delete(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
737 const char *attr_name)
739 /* we use an empty replace rather than a delete, as it allows for
740 dsdb_replace() to be used everywhere */
741 return ldb_msg_add_empty(msg, attr_name, LDB_FLAG_MOD_REPLACE, NULL);
745 add an add attribute value to a message or enhance an existing attribute
746 which has the same name and the add flag set.
748 int samdb_msg_add_addval(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx,
749 struct ldb_message *msg, const char *attr_name,
752 struct ldb_message_element *el;
753 struct ldb_val val, *vals;
759 v = talloc_strdup(mem_ctx, value);
761 return ldb_oom(sam_ldb);
764 val.data = (uint8_t *) v;
765 val.length = strlen(v);
767 if (val.length == 0) {
768 /* allow empty strings as non-existent attributes */
772 for (i = 0; i < msg->num_elements; i++) {
773 el = &msg->elements[i];
774 if ((ldb_attr_cmp(el->name, attr_name) == 0) &&
775 (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_ADD)) {
781 ret = ldb_msg_add_empty(msg, attr_name, LDB_FLAG_MOD_ADD,
783 if (ret != LDB_SUCCESS) {
788 vals = talloc_realloc(msg->elements, el->values, struct ldb_val,
791 return ldb_oom(sam_ldb);
794 el->values[el->num_values] = val;
801 add a delete attribute value to a message or enhance an existing attribute
802 which has the same name and the delete flag set.
804 int samdb_msg_add_delval(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx,
805 struct ldb_message *msg, const char *attr_name,
808 struct ldb_message_element *el;
809 struct ldb_val val, *vals;
815 v = talloc_strdup(mem_ctx, value);
817 return ldb_oom(sam_ldb);
820 val.data = (uint8_t *) v;
821 val.length = strlen(v);
823 if (val.length == 0) {
824 /* allow empty strings as non-existent attributes */
828 for (i = 0; i < msg->num_elements; i++) {
829 el = &msg->elements[i];
830 if ((ldb_attr_cmp(el->name, attr_name) == 0) &&
831 (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_DELETE)) {
837 ret = ldb_msg_add_empty(msg, attr_name, LDB_FLAG_MOD_DELETE,
839 if (ret != LDB_SUCCESS) {
844 vals = talloc_realloc(msg->elements, el->values, struct ldb_val,
847 return ldb_oom(sam_ldb);
850 el->values[el->num_values] = val;
857 add a int element to a message
859 int samdb_msg_add_int(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
860 const char *attr_name, int v)
862 const char *s = talloc_asprintf(mem_ctx, "%d", v);
864 return ldb_oom(sam_ldb);
866 return ldb_msg_add_string(msg, attr_name, s);
870 * Add an unsigned int element to a message
872 * The issue here is that we have not yet first cast to int32_t explicitly,
873 * before we cast to an signed int to printf() into the %d or cast to a
874 * int64_t before we then cast to a long long to printf into a %lld.
876 * There are *no* unsigned integers in Active Directory LDAP, even the RID
877 * allocations and ms-DS-Secondary-KrbTgt-Number are *signed* quantities.
878 * (See the schema, and the syntax definitions in schema_syntax.c).
881 int samdb_msg_add_uint(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
882 const char *attr_name, unsigned int v)
884 return samdb_msg_add_int(sam_ldb, mem_ctx, msg, attr_name, (int)v);
888 add a (signed) int64_t element to a message
890 int samdb_msg_add_int64(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
891 const char *attr_name, int64_t v)
893 const char *s = talloc_asprintf(mem_ctx, "%lld", (long long)v);
895 return ldb_oom(sam_ldb);
897 return ldb_msg_add_string(msg, attr_name, s);
901 * Add an unsigned int64_t (uint64_t) element to a message
903 * The issue here is that we have not yet first cast to int32_t explicitly,
904 * before we cast to an signed int to printf() into the %d or cast to a
905 * int64_t before we then cast to a long long to printf into a %lld.
907 * There are *no* unsigned integers in Active Directory LDAP, even the RID
908 * allocations and ms-DS-Secondary-KrbTgt-Number are *signed* quantities.
909 * (See the schema, and the syntax definitions in schema_syntax.c).
912 int samdb_msg_add_uint64(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
913 const char *attr_name, uint64_t v)
915 return samdb_msg_add_int64(sam_ldb, mem_ctx, msg, attr_name, (int64_t)v);
919 add a samr_Password element to a message
921 int samdb_msg_add_hash(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
922 const char *attr_name, const struct samr_Password *hash)
925 val.data = talloc_memdup(mem_ctx, hash->hash, 16);
927 return ldb_oom(sam_ldb);
930 return ldb_msg_add_value(msg, attr_name, &val, NULL);
934 add a samr_Password array to a message
936 int samdb_msg_add_hashes(struct ldb_context *ldb,
937 TALLOC_CTX *mem_ctx, struct ldb_message *msg,
938 const char *attr_name, struct samr_Password *hashes,
943 val.data = talloc_array_size(mem_ctx, 16, count);
944 val.length = count*16;
948 for (i=0;i<count;i++) {
949 memcpy(i*16 + (char *)val.data, hashes[i].hash, 16);
951 return ldb_msg_add_value(msg, attr_name, &val, NULL);
955 add a acct_flags element to a message
957 int samdb_msg_add_acct_flags(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
958 const char *attr_name, uint32_t v)
960 return samdb_msg_add_uint(sam_ldb, mem_ctx, msg, attr_name, ds_acb2uf(v));
964 add a logon_hours element to a message
966 int samdb_msg_add_logon_hours(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
967 const char *attr_name, struct samr_LogonHours *hours)
970 val.length = hours->units_per_week / 8;
971 val.data = hours->bits;
972 return ldb_msg_add_value(msg, attr_name, &val, NULL);
976 add a parameters element to a message
978 int samdb_msg_add_parameters(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
979 const char *attr_name, struct lsa_BinaryString *parameters)
982 val.length = parameters->length;
983 val.data = (uint8_t *)parameters->array;
984 return ldb_msg_add_value(msg, attr_name, &val, NULL);
988 sets a general value element to a message
990 int samdb_msg_set_value(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
991 const char *attr_name, const struct ldb_val *val)
993 struct ldb_message_element *el;
995 el = ldb_msg_find_element(msg, attr_name);
999 return ldb_msg_add_value(msg, attr_name, val, NULL);
1003 * Sets an unsigned int element in a message
1005 * The issue here is that we have not yet first cast to int32_t explicitly,
1006 * before we cast to an signed int to printf() into the %d or cast to a
1007 * int64_t before we then cast to a long long to printf into a %lld.
1009 * There are *no* unsigned integers in Active Directory LDAP, even the RID
1010 * allocations and ms-DS-Secondary-KrbTgt-Number are *signed* quantities.
1011 * (See the schema, and the syntax definitions in schema_syntax.c).
1014 int samdb_msg_set_uint(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx,
1015 struct ldb_message *msg, const char *attr_name,
1018 struct ldb_message_element *el;
1020 el = ldb_msg_find_element(msg, attr_name);
1024 return samdb_msg_add_uint(sam_ldb, mem_ctx, msg, attr_name, v);
1028 * Handle ldb_request in transaction
1030 static int dsdb_autotransaction_request(struct ldb_context *sam_ldb,
1031 struct ldb_request *req)
1035 ret = ldb_transaction_start(sam_ldb);
1036 if (ret != LDB_SUCCESS) {
1040 ret = ldb_request(sam_ldb, req);
1041 if (ret == LDB_SUCCESS) {
1042 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
1045 if (ret == LDB_SUCCESS) {
1046 return ldb_transaction_commit(sam_ldb);
1048 ldb_transaction_cancel(sam_ldb);
1054 return a default security descriptor
1056 struct security_descriptor *samdb_default_security_descriptor(TALLOC_CTX *mem_ctx)
1058 struct security_descriptor *sd;
1060 sd = security_descriptor_initialise(mem_ctx);
1065 struct ldb_dn *samdb_aggregate_schema_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1067 struct ldb_dn *schema_dn = ldb_get_schema_basedn(sam_ctx);
1068 struct ldb_dn *aggregate_dn;
1073 aggregate_dn = ldb_dn_copy(mem_ctx, schema_dn);
1074 if (!aggregate_dn) {
1077 if (!ldb_dn_add_child_fmt(aggregate_dn, "CN=Aggregate")) {
1080 return aggregate_dn;
1083 struct ldb_dn *samdb_partitions_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1085 struct ldb_dn *new_dn;
1087 new_dn = ldb_dn_copy(mem_ctx, ldb_get_config_basedn(sam_ctx));
1088 if ( ! ldb_dn_add_child_fmt(new_dn, "CN=Partitions")) {
1089 talloc_free(new_dn);
1095 struct ldb_dn *samdb_infrastructure_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1097 struct ldb_dn *new_dn;
1099 new_dn = ldb_dn_copy(mem_ctx, ldb_get_default_basedn(sam_ctx));
1100 if ( ! ldb_dn_add_child_fmt(new_dn, "CN=Infrastructure")) {
1101 talloc_free(new_dn);
1107 struct ldb_dn *samdb_sites_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1109 struct ldb_dn *new_dn;
1111 new_dn = ldb_dn_copy(mem_ctx, ldb_get_config_basedn(sam_ctx));
1112 if ( ! ldb_dn_add_child_fmt(new_dn, "CN=Sites")) {
1113 talloc_free(new_dn);
1120 work out the domain sid for the current open ldb
1122 const struct dom_sid *samdb_domain_sid(struct ldb_context *ldb)
1124 TALLOC_CTX *tmp_ctx;
1125 const struct dom_sid *domain_sid;
1126 const char *attrs[] = {
1130 struct ldb_result *res;
1133 /* see if we have a cached copy */
1134 domain_sid = (struct dom_sid *)ldb_get_opaque(ldb, "cache.domain_sid");
1139 tmp_ctx = talloc_new(ldb);
1140 if (tmp_ctx == NULL) {
1144 ret = ldb_search(ldb, tmp_ctx, &res, ldb_get_default_basedn(ldb), LDB_SCOPE_BASE, attrs, "objectSid=*");
1146 if (ret != LDB_SUCCESS) {
1150 if (res->count != 1) {
1154 domain_sid = samdb_result_dom_sid(tmp_ctx, res->msgs[0], "objectSid");
1155 if (domain_sid == NULL) {
1159 /* cache the domain_sid in the ldb */
1160 if (ldb_set_opaque(ldb, "cache.domain_sid", discard_const_p(struct dom_sid, domain_sid)) != LDB_SUCCESS) {
1164 talloc_steal(ldb, domain_sid);
1165 talloc_free(tmp_ctx);
1170 talloc_free(tmp_ctx);
1175 get domain sid from cache
1177 const struct dom_sid *samdb_domain_sid_cache_only(struct ldb_context *ldb)
1179 return (struct dom_sid *)ldb_get_opaque(ldb, "cache.domain_sid");
1182 bool samdb_set_domain_sid(struct ldb_context *ldb, const struct dom_sid *dom_sid_in)
1184 TALLOC_CTX *tmp_ctx;
1185 struct dom_sid *dom_sid_new;
1186 struct dom_sid *dom_sid_old;
1188 /* see if we have a cached copy */
1189 dom_sid_old = talloc_get_type(ldb_get_opaque(ldb,
1190 "cache.domain_sid"), struct dom_sid);
1192 tmp_ctx = talloc_new(ldb);
1193 if (tmp_ctx == NULL) {
1197 dom_sid_new = dom_sid_dup(tmp_ctx, dom_sid_in);
1202 /* cache the domain_sid in the ldb */
1203 if (ldb_set_opaque(ldb, "cache.domain_sid", dom_sid_new) != LDB_SUCCESS) {
1207 talloc_steal(ldb, dom_sid_new);
1208 talloc_free(tmp_ctx);
1209 talloc_free(dom_sid_old);
1214 DEBUG(1,("Failed to set our own cached domain SID in the ldb!\n"));
1215 talloc_free(tmp_ctx);
1219 bool samdb_set_ntds_settings_dn(struct ldb_context *ldb, struct ldb_dn *ntds_settings_dn_in)
1221 TALLOC_CTX *tmp_ctx;
1222 struct ldb_dn *ntds_settings_dn_new;
1223 struct ldb_dn *ntds_settings_dn_old;
1225 /* see if we have a forced copy from provision */
1226 ntds_settings_dn_old = talloc_get_type(ldb_get_opaque(ldb,
1227 "forced.ntds_settings_dn"), struct ldb_dn);
1229 tmp_ctx = talloc_new(ldb);
1230 if (tmp_ctx == NULL) {
1234 ntds_settings_dn_new = ldb_dn_copy(tmp_ctx, ntds_settings_dn_in);
1235 if (!ntds_settings_dn_new) {
1239 /* set the DN in the ldb to avoid lookups during provision */
1240 if (ldb_set_opaque(ldb, "forced.ntds_settings_dn", ntds_settings_dn_new) != LDB_SUCCESS) {
1244 talloc_steal(ldb, ntds_settings_dn_new);
1245 talloc_free(tmp_ctx);
1246 talloc_free(ntds_settings_dn_old);
1251 DEBUG(1,("Failed to set our NTDS Settings DN in the ldb!\n"));
1252 talloc_free(tmp_ctx);
1257 work out the ntds settings dn for the current open ldb
1259 struct ldb_dn *samdb_ntds_settings_dn(struct ldb_context *ldb)
1261 TALLOC_CTX *tmp_ctx;
1262 const char *root_attrs[] = { "dsServiceName", NULL };
1264 struct ldb_result *root_res;
1265 struct ldb_dn *settings_dn;
1267 /* see if we have a cached copy */
1268 settings_dn = (struct ldb_dn *)ldb_get_opaque(ldb, "forced.ntds_settings_dn");
1273 tmp_ctx = talloc_new(ldb);
1274 if (tmp_ctx == NULL) {
1278 ret = ldb_search(ldb, tmp_ctx, &root_res, ldb_dn_new(tmp_ctx, ldb, ""), LDB_SCOPE_BASE, root_attrs, NULL);
1279 if (ret != LDB_SUCCESS) {
1280 DEBUG(1,("Searching for dsServiceName in rootDSE failed: %s\n",
1281 ldb_errstring(ldb)));
1285 if (root_res->count != 1) {
1289 settings_dn = ldb_msg_find_attr_as_dn(ldb, tmp_ctx, root_res->msgs[0], "dsServiceName");
1291 /* note that we do not cache the DN here, as that would mean
1292 * we could not handle server renames at runtime. Only
1293 * provision sets up forced.ntds_settings_dn */
1295 talloc_steal(ldb, settings_dn);
1296 talloc_free(tmp_ctx);
1301 DEBUG(1,("Failed to find our own NTDS Settings DN in the ldb!\n"));
1302 talloc_free(tmp_ctx);
1307 work out the ntds settings invocationId for the current open ldb
1309 const struct GUID *samdb_ntds_invocation_id(struct ldb_context *ldb)
1311 TALLOC_CTX *tmp_ctx;
1312 const char *attrs[] = { "invocationId", NULL };
1314 struct ldb_result *res;
1315 struct GUID *invocation_id;
1317 /* see if we have a cached copy */
1318 invocation_id = (struct GUID *)ldb_get_opaque(ldb, "cache.invocation_id");
1319 if (invocation_id) {
1320 return invocation_id;
1323 tmp_ctx = talloc_new(ldb);
1324 if (tmp_ctx == NULL) {
1328 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
1333 if (res->count != 1) {
1337 invocation_id = talloc(tmp_ctx, struct GUID);
1338 if (!invocation_id) {
1342 *invocation_id = samdb_result_guid(res->msgs[0], "invocationId");
1344 /* cache the domain_sid in the ldb */
1345 if (ldb_set_opaque(ldb, "cache.invocation_id", invocation_id) != LDB_SUCCESS) {
1349 talloc_steal(ldb, invocation_id);
1350 talloc_free(tmp_ctx);
1352 return invocation_id;
1355 DEBUG(1,("Failed to find our own NTDS Settings invocationId in the ldb!\n"));
1356 talloc_free(tmp_ctx);
1360 bool samdb_set_ntds_invocation_id(struct ldb_context *ldb, const struct GUID *invocation_id_in)
1362 TALLOC_CTX *tmp_ctx;
1363 struct GUID *invocation_id_new;
1364 struct GUID *invocation_id_old;
1366 /* see if we have a cached copy */
1367 invocation_id_old = (struct GUID *)ldb_get_opaque(ldb,
1368 "cache.invocation_id");
1370 tmp_ctx = talloc_new(ldb);
1371 if (tmp_ctx == NULL) {
1375 invocation_id_new = talloc(tmp_ctx, struct GUID);
1376 if (!invocation_id_new) {
1380 *invocation_id_new = *invocation_id_in;
1382 /* cache the domain_sid in the ldb */
1383 if (ldb_set_opaque(ldb, "cache.invocation_id", invocation_id_new) != LDB_SUCCESS) {
1387 talloc_steal(ldb, invocation_id_new);
1388 talloc_free(tmp_ctx);
1389 talloc_free(invocation_id_old);
1394 DEBUG(1,("Failed to set our own cached invocationId in the ldb!\n"));
1395 talloc_free(tmp_ctx);
1400 work out the ntds settings objectGUID for the current open ldb
1402 const struct GUID *samdb_ntds_objectGUID(struct ldb_context *ldb)
1404 TALLOC_CTX *tmp_ctx;
1405 const char *attrs[] = { "objectGUID", NULL };
1407 struct ldb_result *res;
1408 struct GUID *ntds_guid;
1410 /* see if we have a cached copy */
1411 ntds_guid = (struct GUID *)ldb_get_opaque(ldb, "cache.ntds_guid");
1416 tmp_ctx = talloc_new(ldb);
1417 if (tmp_ctx == NULL) {
1421 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
1426 if (res->count != 1) {
1430 ntds_guid = talloc(tmp_ctx, struct GUID);
1435 *ntds_guid = samdb_result_guid(res->msgs[0], "objectGUID");
1437 /* cache the domain_sid in the ldb */
1438 if (ldb_set_opaque(ldb, "cache.ntds_guid", ntds_guid) != LDB_SUCCESS) {
1442 talloc_steal(ldb, ntds_guid);
1443 talloc_free(tmp_ctx);
1448 DEBUG(1,("Failed to find our own NTDS Settings objectGUID in the ldb!\n"));
1449 talloc_free(tmp_ctx);
1453 bool samdb_set_ntds_objectGUID(struct ldb_context *ldb, const struct GUID *ntds_guid_in)
1455 TALLOC_CTX *tmp_ctx;
1456 struct GUID *ntds_guid_new;
1457 struct GUID *ntds_guid_old;
1459 /* see if we have a cached copy */
1460 ntds_guid_old = (struct GUID *)ldb_get_opaque(ldb, "cache.ntds_guid");
1462 tmp_ctx = talloc_new(ldb);
1463 if (tmp_ctx == NULL) {
1467 ntds_guid_new = talloc(tmp_ctx, struct GUID);
1468 if (!ntds_guid_new) {
1472 *ntds_guid_new = *ntds_guid_in;
1474 /* cache the domain_sid in the ldb */
1475 if (ldb_set_opaque(ldb, "cache.ntds_guid", ntds_guid_new) != LDB_SUCCESS) {
1479 talloc_steal(ldb, ntds_guid_new);
1480 talloc_free(tmp_ctx);
1481 talloc_free(ntds_guid_old);
1486 DEBUG(1,("Failed to set our own cached invocationId in the ldb!\n"));
1487 talloc_free(tmp_ctx);
1492 work out the server dn for the current open ldb
1494 struct ldb_dn *samdb_server_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1496 return ldb_dn_get_parent(mem_ctx, samdb_ntds_settings_dn(ldb));
1500 work out the server dn for the current open ldb
1502 struct ldb_dn *samdb_server_site_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1504 struct ldb_dn *server_dn;
1505 struct ldb_dn *servers_dn;
1506 struct ldb_dn *server_site_dn;
1508 /* TODO: there must be a saner way to do this!! */
1509 server_dn = samdb_server_dn(ldb, mem_ctx);
1510 if (!server_dn) return NULL;
1512 servers_dn = ldb_dn_get_parent(mem_ctx, server_dn);
1513 talloc_free(server_dn);
1514 if (!servers_dn) return NULL;
1516 server_site_dn = ldb_dn_get_parent(mem_ctx, servers_dn);
1517 talloc_free(servers_dn);
1519 return server_site_dn;
1523 find the site name from a computers DN record
1525 int samdb_find_site_for_computer(struct ldb_context *ldb,
1526 TALLOC_CTX *mem_ctx, struct ldb_dn *computer_dn,
1527 const char **site_name)
1531 const struct ldb_val *rdn_val;
1535 ret = samdb_reference_dn(ldb, mem_ctx, computer_dn, "serverReferenceBL", &dn);
1536 if (ret != LDB_SUCCESS) {
1540 if (!ldb_dn_remove_child_components(dn, 2)) {
1542 return LDB_ERR_INVALID_DN_SYNTAX;
1545 rdn_val = ldb_dn_get_rdn_val(dn);
1546 if (rdn_val == NULL) {
1547 return LDB_ERR_OPERATIONS_ERROR;
1550 (*site_name) = talloc_strndup(mem_ctx, (const char *)rdn_val->data, rdn_val->length);
1553 return LDB_ERR_OPERATIONS_ERROR;
1559 find the NTDS GUID from a computers DN record
1561 int samdb_find_ntdsguid_for_computer(struct ldb_context *ldb, struct ldb_dn *computer_dn,
1562 struct GUID *ntds_guid)
1567 *ntds_guid = GUID_zero();
1569 ret = samdb_reference_dn(ldb, ldb, computer_dn, "serverReferenceBL", &dn);
1570 if (ret != LDB_SUCCESS) {
1574 if (!ldb_dn_add_child_fmt(dn, "CN=NTDS Settings")) {
1576 return LDB_ERR_OPERATIONS_ERROR;
1579 ret = dsdb_find_guid_by_dn(ldb, dn, ntds_guid);
1585 find a 'reference' DN that points at another object
1586 (eg. serverReference, rIDManagerReference etc)
1588 int samdb_reference_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn *base,
1589 const char *attribute, struct ldb_dn **dn)
1591 const char *attrs[2];
1592 struct ldb_result *res;
1595 attrs[0] = attribute;
1598 ret = dsdb_search(ldb, mem_ctx, &res, base, LDB_SCOPE_BASE, attrs, DSDB_SEARCH_ONE_ONLY, NULL);
1599 if (ret != LDB_SUCCESS) {
1603 *dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx, res->msgs[0], attribute);
1605 if (!ldb_msg_find_element(res->msgs[0], attribute)) {
1606 ldb_asprintf_errstring(ldb, "Cannot find attribute %s of %s to calculate reference dn", attribute,
1607 ldb_dn_get_linearized(base));
1609 ldb_asprintf_errstring(ldb, "Cannot interpret attribute %s of %s as a dn", attribute,
1610 ldb_dn_get_linearized(base));
1613 return LDB_ERR_NO_SUCH_ATTRIBUTE;
1621 find our machine account via the serverReference attribute in the
1624 int samdb_server_reference_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1626 struct ldb_dn *server_dn;
1629 server_dn = samdb_server_dn(ldb, mem_ctx);
1630 if (server_dn == NULL) {
1631 return LDB_ERR_NO_SUCH_OBJECT;
1634 ret = samdb_reference_dn(ldb, mem_ctx, server_dn, "serverReference", dn);
1635 talloc_free(server_dn);
1641 find the RID Manager$ DN via the rIDManagerReference attribute in the
1644 int samdb_rid_manager_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1646 return samdb_reference_dn(ldb, mem_ctx, ldb_get_default_basedn(ldb),
1647 "rIDManagerReference", dn);
1651 find the RID Set DN via the rIDSetReferences attribute in our
1654 int samdb_rid_set_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1656 struct ldb_dn *server_ref_dn;
1659 ret = samdb_server_reference_dn(ldb, mem_ctx, &server_ref_dn);
1660 if (ret != LDB_SUCCESS) {
1663 ret = samdb_reference_dn(ldb, mem_ctx, server_ref_dn, "rIDSetReferences", dn);
1664 talloc_free(server_ref_dn);
1668 const char *samdb_server_site_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1670 const struct ldb_val *val = ldb_dn_get_rdn_val(samdb_server_site_dn(ldb,
1677 return (const char *) val->data;
1681 * Finds the client site by using the client's IP address.
1682 * The "subnet_name" returns the name of the subnet if parameter != NULL
1684 const char *samdb_client_site_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
1685 const char *ip_address, char **subnet_name)
1687 const char *attrs[] = { "cn", "siteObject", NULL };
1688 struct ldb_dn *sites_container_dn, *subnets_dn, *sites_dn;
1689 struct ldb_result *res;
1690 const struct ldb_val *val;
1691 const char *site_name = NULL, *l_subnet_name = NULL;
1692 const char *allow_list[2] = { NULL, NULL };
1693 unsigned int i, count;
1697 * if we don't have a client ip e.g. ncalrpc
1698 * the server site is the client site
1700 if (ip_address == NULL) {
1701 return samdb_server_site_name(ldb, mem_ctx);
1704 sites_container_dn = samdb_sites_dn(ldb, mem_ctx);
1705 if (sites_container_dn == NULL) {
1709 subnets_dn = ldb_dn_copy(mem_ctx, sites_container_dn);
1710 if ( ! ldb_dn_add_child_fmt(subnets_dn, "CN=Subnets")) {
1711 talloc_free(sites_container_dn);
1712 talloc_free(subnets_dn);
1716 ret = ldb_search(ldb, mem_ctx, &res, subnets_dn, LDB_SCOPE_ONELEVEL,
1718 if (ret == LDB_ERR_NO_SUCH_OBJECT) {
1720 } else if (ret != LDB_SUCCESS) {
1721 talloc_free(sites_container_dn);
1722 talloc_free(subnets_dn);
1728 for (i = 0; i < count; i++) {
1729 l_subnet_name = ldb_msg_find_attr_as_string(res->msgs[i], "cn",
1732 allow_list[0] = l_subnet_name;
1734 if (socket_allow_access(mem_ctx, NULL, allow_list, "", ip_address)) {
1735 sites_dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx,
1738 if (sites_dn == NULL) {
1739 /* No reference, maybe another subnet matches */
1743 /* "val" cannot be NULL here since "sites_dn" != NULL */
1744 val = ldb_dn_get_rdn_val(sites_dn);
1745 site_name = talloc_strdup(mem_ctx,
1746 (const char *) val->data);
1748 talloc_free(sites_dn);
1754 if (site_name == NULL) {
1755 /* This is the Windows Server fallback rule: when no subnet
1756 * exists and we have only one site available then use it (it
1757 * is for sure the same as our server site). If more sites do
1758 * exist then we don't know which one to use and set the site
1760 cnt = samdb_search_count(ldb, mem_ctx, sites_container_dn,
1761 "(objectClass=site)");
1763 site_name = samdb_server_site_name(ldb, mem_ctx);
1765 site_name = talloc_strdup(mem_ctx, "");
1767 l_subnet_name = NULL;
1770 if (subnet_name != NULL) {
1771 *subnet_name = talloc_strdup(mem_ctx, l_subnet_name);
1774 talloc_free(sites_container_dn);
1775 talloc_free(subnets_dn);
1782 work out if we are the PDC for the domain of the current open ldb
1784 bool samdb_is_pdc(struct ldb_context *ldb)
1786 const char *dom_attrs[] = { "fSMORoleOwner", NULL };
1788 struct ldb_result *dom_res;
1789 TALLOC_CTX *tmp_ctx;
1793 tmp_ctx = talloc_new(ldb);
1794 if (tmp_ctx == NULL) {
1795 DEBUG(1, ("talloc_new failed in samdb_is_pdc"));
1799 ret = ldb_search(ldb, tmp_ctx, &dom_res, ldb_get_default_basedn(ldb), LDB_SCOPE_BASE, dom_attrs, NULL);
1800 if (ret != LDB_SUCCESS) {
1801 DEBUG(1,("Searching for fSMORoleOwner in %s failed: %s\n",
1802 ldb_dn_get_linearized(ldb_get_default_basedn(ldb)),
1803 ldb_errstring(ldb)));
1806 if (dom_res->count != 1) {
1810 pdc = ldb_msg_find_attr_as_dn(ldb, tmp_ctx, dom_res->msgs[0], "fSMORoleOwner");
1812 if (ldb_dn_compare(samdb_ntds_settings_dn(ldb), pdc) == 0) {
1818 talloc_free(tmp_ctx);
1823 DEBUG(1,("Failed to find if we are the PDC for this ldb\n"));
1824 talloc_free(tmp_ctx);
1829 work out if we are a Global Catalog server for the domain of the current open ldb
1831 bool samdb_is_gc(struct ldb_context *ldb)
1834 if (samdb_ntds_options(ldb, &options) != LDB_SUCCESS) {
1837 return (options & DS_NTDSDSA_OPT_IS_GC) != 0;
1840 /* Find a domain object in the parents of a particular DN. */
1841 int samdb_search_for_parent_domain(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
1842 struct ldb_dn **parent_dn, const char **errstring)
1844 TALLOC_CTX *local_ctx;
1845 struct ldb_dn *sdn = dn;
1846 struct ldb_result *res = NULL;
1847 int ret = LDB_SUCCESS;
1848 const char *attrs[] = { NULL };
1850 local_ctx = talloc_new(mem_ctx);
1851 if (local_ctx == NULL) return ldb_oom(ldb);
1853 while ((sdn = ldb_dn_get_parent(local_ctx, sdn))) {
1854 ret = ldb_search(ldb, local_ctx, &res, sdn, LDB_SCOPE_BASE, attrs,
1855 "(|(objectClass=domain)(objectClass=builtinDomain))");
1856 if (ret == LDB_SUCCESS) {
1857 if (res->count == 1) {
1865 if (ret != LDB_SUCCESS) {
1866 *errstring = talloc_asprintf(mem_ctx, "Error searching for parent domain of %s, failed searching for %s: %s",
1867 ldb_dn_get_linearized(dn),
1868 ldb_dn_get_linearized(sdn),
1869 ldb_errstring(ldb));
1870 talloc_free(local_ctx);
1873 if (res->count != 1) {
1874 *errstring = talloc_asprintf(mem_ctx, "Invalid dn (%s), not child of a domain object",
1875 ldb_dn_get_linearized(dn));
1876 DEBUG(0,(__location__ ": %s\n", *errstring));
1877 talloc_free(local_ctx);
1878 return LDB_ERR_CONSTRAINT_VIOLATION;
1881 *parent_dn = talloc_steal(mem_ctx, res->msgs[0]->dn);
1882 talloc_free(local_ctx);
1888 * Performs checks on a user password (plaintext UNIX format - attribute
1889 * "password"). The remaining parameters have to be extracted from the domain
1892 * Result codes from "enum samr_ValidationStatus" (consider "samr.idl")
1894 enum samr_ValidationStatus samdb_check_password(const DATA_BLOB *password,
1895 const uint32_t pwdProperties,
1896 const uint32_t minPwdLength)
1898 /* checks if the "minPwdLength" property is satisfied */
1899 if (minPwdLength > password->length)
1900 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
1902 /* checks the password complexity */
1903 if (((pwdProperties & DOMAIN_PASSWORD_COMPLEX) != 0)
1904 && (password->data != NULL)
1905 && (!check_password_quality((const char *) password->data)))
1906 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
1908 return SAMR_VALIDATION_STATUS_SUCCESS;
1912 * Callback for "samdb_set_password" password change
1914 int samdb_set_password_callback(struct ldb_request *req, struct ldb_reply *ares)
1919 return ldb_request_done(req, LDB_ERR_OPERATIONS_ERROR);
1922 if (ares->error != LDB_SUCCESS) {
1924 req->context = talloc_steal(req,
1925 ldb_reply_get_control(ares, DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID));
1927 return ldb_request_done(req, ret);
1930 if (ares->type != LDB_REPLY_DONE) {
1932 return ldb_request_done(req, LDB_ERR_OPERATIONS_ERROR);
1935 req->context = talloc_steal(req,
1936 ldb_reply_get_control(ares, DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID));
1938 return ldb_request_done(req, LDB_SUCCESS);
1942 * Sets the user password using plaintext UTF16 (attribute "new_password") or
1943 * LM (attribute "lmNewHash") or NT (attribute "ntNewHash") hash. Also pass
1944 * the old LM and/or NT hash (attributes "lmOldHash"/"ntOldHash") if it is a
1945 * user change or not. The "rejectReason" gives some more information if the
1948 * Results: NT_STATUS_OK, NT_STATUS_INVALID_PARAMETER, NT_STATUS_UNSUCCESSFUL,
1949 * NT_STATUS_WRONG_PASSWORD, NT_STATUS_PASSWORD_RESTRICTION
1951 NTSTATUS samdb_set_password(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
1952 struct ldb_dn *user_dn, struct ldb_dn *domain_dn,
1953 const DATA_BLOB *new_password,
1954 const struct samr_Password *lmNewHash,
1955 const struct samr_Password *ntNewHash,
1956 const struct samr_Password *lmOldHash,
1957 const struct samr_Password *ntOldHash,
1958 enum samPwdChangeReason *reject_reason,
1959 struct samr_DomInfo1 **_dominfo)
1961 struct ldb_message *msg;
1962 struct ldb_message_element *el;
1963 struct ldb_request *req;
1964 struct dsdb_control_password_change_status *pwd_stat = NULL;
1966 NTSTATUS status = NT_STATUS_OK;
1968 #define CHECK_RET(x) \
1969 if (x != LDB_SUCCESS) { \
1971 return NT_STATUS_NO_MEMORY; \
1974 msg = ldb_msg_new(mem_ctx);
1976 return NT_STATUS_NO_MEMORY;
1979 if ((new_password != NULL)
1980 && ((lmNewHash == NULL) && (ntNewHash == NULL))) {
1981 /* we have the password as plaintext UTF16 */
1982 CHECK_RET(ldb_msg_add_value(msg, "clearTextPassword",
1983 new_password, NULL));
1984 el = ldb_msg_find_element(msg, "clearTextPassword");
1985 el->flags = LDB_FLAG_MOD_REPLACE;
1986 } else if ((new_password == NULL)
1987 && ((lmNewHash != NULL) || (ntNewHash != NULL))) {
1988 /* we have a password as LM and/or NT hash */
1989 if (lmNewHash != NULL) {
1990 CHECK_RET(samdb_msg_add_hash(ldb, mem_ctx, msg,
1991 "dBCSPwd", lmNewHash));
1992 el = ldb_msg_find_element(msg, "dBCSPwd");
1993 el->flags = LDB_FLAG_MOD_REPLACE;
1995 if (ntNewHash != NULL) {
1996 CHECK_RET(samdb_msg_add_hash(ldb, mem_ctx, msg,
1997 "unicodePwd", ntNewHash));
1998 el = ldb_msg_find_element(msg, "unicodePwd");
1999 el->flags = LDB_FLAG_MOD_REPLACE;
2002 /* the password wasn't specified correctly */
2004 return NT_STATUS_INVALID_PARAMETER;
2007 /* build modify request */
2008 ret = ldb_build_mod_req(&req, ldb, mem_ctx, msg, NULL, NULL,
2009 samdb_set_password_callback, NULL);
2010 if (ret != LDB_SUCCESS) {
2012 return NT_STATUS_NO_MEMORY;
2015 /* A password change operation */
2016 if ((ntOldHash != NULL) || (lmOldHash != NULL)) {
2017 struct dsdb_control_password_change *change;
2019 change = talloc(req, struct dsdb_control_password_change);
2020 if (change == NULL) {
2023 return NT_STATUS_NO_MEMORY;
2026 change->old_nt_pwd_hash = ntOldHash;
2027 change->old_lm_pwd_hash = lmOldHash;
2029 ret = ldb_request_add_control(req,
2030 DSDB_CONTROL_PASSWORD_CHANGE_OID,
2032 if (ret != LDB_SUCCESS) {
2035 return NT_STATUS_NO_MEMORY;
2038 ret = ldb_request_add_control(req,
2039 DSDB_CONTROL_PASSWORD_HASH_VALUES_OID,
2041 if (ret != LDB_SUCCESS) {
2044 return NT_STATUS_NO_MEMORY;
2046 ret = ldb_request_add_control(req,
2047 DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID,
2049 if (ret != LDB_SUCCESS) {
2052 return NT_STATUS_NO_MEMORY;
2055 ret = dsdb_autotransaction_request(ldb, req);
2057 if (req->context != NULL) {
2058 pwd_stat = talloc_steal(mem_ctx,
2059 ((struct ldb_control *)req->context)->data);
2065 /* Sets the domain info (if requested) */
2066 if (_dominfo != NULL) {
2067 struct samr_DomInfo1 *dominfo;
2069 dominfo = talloc_zero(mem_ctx, struct samr_DomInfo1);
2070 if (dominfo == NULL) {
2071 return NT_STATUS_NO_MEMORY;
2074 if (pwd_stat != NULL) {
2075 dominfo->min_password_length = pwd_stat->domain_data.minPwdLength;
2076 dominfo->password_properties = pwd_stat->domain_data.pwdProperties;
2077 dominfo->password_history_length = pwd_stat->domain_data.pwdHistoryLength;
2078 dominfo->max_password_age = pwd_stat->domain_data.maxPwdAge;
2079 dominfo->min_password_age = pwd_stat->domain_data.minPwdAge;
2082 *_dominfo = dominfo;
2085 if (reject_reason != NULL) {
2086 if (pwd_stat != NULL) {
2087 *reject_reason = pwd_stat->reject_reason;
2089 *reject_reason = SAM_PWD_CHANGE_NO_ERROR;
2093 if (pwd_stat != NULL) {
2094 talloc_free(pwd_stat);
2097 if (ret == LDB_ERR_CONSTRAINT_VIOLATION) {
2098 const char *errmsg = ldb_errstring(ldb);
2099 char *endptr = NULL;
2100 WERROR werr = WERR_GENERAL_FAILURE;
2101 status = NT_STATUS_UNSUCCESSFUL;
2102 if (errmsg != NULL) {
2103 werr = W_ERROR(strtol(errmsg, &endptr, 16));
2105 if (endptr != errmsg) {
2106 if (W_ERROR_EQUAL(werr, WERR_INVALID_PASSWORD)) {
2107 status = NT_STATUS_WRONG_PASSWORD;
2109 if (W_ERROR_EQUAL(werr, WERR_PASSWORD_RESTRICTION)) {
2110 status = NT_STATUS_PASSWORD_RESTRICTION;
2113 } else if (ret == LDB_ERR_NO_SUCH_OBJECT) {
2114 /* don't let the caller know if an account doesn't exist */
2115 status = NT_STATUS_WRONG_PASSWORD;
2116 } else if (ret != LDB_SUCCESS) {
2117 status = NT_STATUS_UNSUCCESSFUL;
2124 * Sets the user password using plaintext UTF16 (attribute "new_password") or
2125 * LM (attribute "lmNewHash") or NT (attribute "ntNewHash") hash. Also pass
2126 * the old LM and/or NT hash (attributes "lmOldHash"/"ntOldHash") if it is a
2127 * user change or not. The "rejectReason" gives some more information if the
2130 * This wrapper function for "samdb_set_password" takes a SID as input rather
2133 * This call encapsulates a new LDB transaction for changing the password;
2134 * therefore the user hasn't to start a new one.
2136 * Results: NT_STATUS_OK, NT_STATUS_INTERNAL_DB_CORRUPTION,
2137 * NT_STATUS_INVALID_PARAMETER, NT_STATUS_UNSUCCESSFUL,
2138 * NT_STATUS_WRONG_PASSWORD, NT_STATUS_PASSWORD_RESTRICTION,
2139 * NT_STATUS_TRANSACTION_ABORTED, NT_STATUS_NO_SUCH_USER
2141 NTSTATUS samdb_set_password_sid(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
2142 const struct dom_sid *user_sid,
2143 const DATA_BLOB *new_password,
2144 const struct samr_Password *lmNewHash,
2145 const struct samr_Password *ntNewHash,
2146 const struct samr_Password *lmOldHash,
2147 const struct samr_Password *ntOldHash,
2148 enum samPwdChangeReason *reject_reason,
2149 struct samr_DomInfo1 **_dominfo)
2152 struct ldb_dn *user_dn;
2155 ret = ldb_transaction_start(ldb);
2156 if (ret != LDB_SUCCESS) {
2157 DEBUG(1, ("Failed to start transaction: %s\n", ldb_errstring(ldb)));
2158 return NT_STATUS_TRANSACTION_ABORTED;
2161 user_dn = samdb_search_dn(ldb, mem_ctx, NULL,
2162 "(&(objectSid=%s)(objectClass=user))",
2163 ldap_encode_ndr_dom_sid(mem_ctx, user_sid));
2165 ldb_transaction_cancel(ldb);
2166 DEBUG(3, ("samdb_set_password_sid: SID %s not found in samdb, returning NO_SUCH_USER\n",
2167 dom_sid_string(mem_ctx, user_sid)));
2168 return NT_STATUS_NO_SUCH_USER;
2171 nt_status = samdb_set_password(ldb, mem_ctx,
2174 lmNewHash, ntNewHash,
2175 lmOldHash, ntOldHash,
2176 reject_reason, _dominfo);
2177 if (!NT_STATUS_IS_OK(nt_status)) {
2178 ldb_transaction_cancel(ldb);
2179 talloc_free(user_dn);
2183 ret = ldb_transaction_commit(ldb);
2184 if (ret != LDB_SUCCESS) {
2185 DEBUG(0,("Failed to commit transaction to change password on %s: %s\n",
2186 ldb_dn_get_linearized(user_dn),
2187 ldb_errstring(ldb)));
2188 talloc_free(user_dn);
2189 return NT_STATUS_TRANSACTION_ABORTED;
2192 talloc_free(user_dn);
2193 return NT_STATUS_OK;
2197 NTSTATUS samdb_create_foreign_security_principal(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
2198 struct dom_sid *sid, struct ldb_dn **ret_dn)
2200 struct ldb_message *msg;
2201 struct ldb_dn *basedn;
2205 sidstr = dom_sid_string(mem_ctx, sid);
2206 NT_STATUS_HAVE_NO_MEMORY(sidstr);
2208 /* We might have to create a ForeignSecurityPrincipal, even if this user
2209 * is in our own domain */
2211 msg = ldb_msg_new(sidstr);
2213 talloc_free(sidstr);
2214 return NT_STATUS_NO_MEMORY;
2217 ret = dsdb_wellknown_dn(sam_ctx, sidstr,
2218 ldb_get_default_basedn(sam_ctx),
2219 DS_GUID_FOREIGNSECURITYPRINCIPALS_CONTAINER,
2221 if (ret != LDB_SUCCESS) {
2222 DEBUG(0, ("Failed to find DN for "
2223 "ForeignSecurityPrincipal container - %s\n", ldb_errstring(sam_ctx)));
2224 talloc_free(sidstr);
2225 return NT_STATUS_INTERNAL_DB_CORRUPTION;
2228 /* add core elements to the ldb_message for the alias */
2230 if ( ! ldb_dn_add_child_fmt(msg->dn, "CN=%s", sidstr)) {
2231 talloc_free(sidstr);
2232 return NT_STATUS_NO_MEMORY;
2235 ret = ldb_msg_add_string(msg, "objectClass",
2236 "foreignSecurityPrincipal");
2237 if (ret != LDB_SUCCESS) {
2238 talloc_free(sidstr);
2239 return NT_STATUS_NO_MEMORY;
2242 /* create the alias */
2243 ret = ldb_add(sam_ctx, msg);
2244 if (ret != LDB_SUCCESS) {
2245 DEBUG(0,("Failed to create foreignSecurityPrincipal "
2247 ldb_dn_get_linearized(msg->dn),
2248 ldb_errstring(sam_ctx)));
2249 talloc_free(sidstr);
2250 return NT_STATUS_INTERNAL_DB_CORRUPTION;
2253 *ret_dn = talloc_steal(mem_ctx, msg->dn);
2254 talloc_free(sidstr);
2256 return NT_STATUS_OK;
2261 Find the DN of a domain, assuming it to be a dotted.dns name
2264 struct ldb_dn *samdb_dns_domain_to_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, const char *dns_domain)
2267 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2268 const char *binary_encoded;
2269 const char **split_realm;
2276 split_realm = (const char **)str_list_make(tmp_ctx, dns_domain, ".");
2278 talloc_free(tmp_ctx);
2281 dn = ldb_dn_new(mem_ctx, ldb, NULL);
2282 for (i=0; split_realm[i]; i++) {
2283 binary_encoded = ldb_binary_encode_string(tmp_ctx, split_realm[i]);
2284 if (!ldb_dn_add_base_fmt(dn, "dc=%s", binary_encoded)) {
2285 DEBUG(2, ("Failed to add dc=%s element to DN %s\n",
2286 binary_encoded, ldb_dn_get_linearized(dn)));
2287 talloc_free(tmp_ctx);
2291 if (!ldb_dn_validate(dn)) {
2292 DEBUG(2, ("Failed to validated DN %s\n",
2293 ldb_dn_get_linearized(dn)));
2294 talloc_free(tmp_ctx);
2297 talloc_free(tmp_ctx);
2303 Find the DNS equivalent of a DN, in dotted DNS form
2305 char *samdb_dn_to_dns_domain(TALLOC_CTX *mem_ctx, struct ldb_dn *dn)
2307 int i, num_components = ldb_dn_get_comp_num(dn);
2308 char *dns_name = talloc_strdup(mem_ctx, "");
2309 if (dns_name == NULL) {
2313 for (i=0; i<num_components; i++) {
2314 const struct ldb_val *v = ldb_dn_get_component_val(dn, i);
2317 talloc_free(dns_name);
2320 s = talloc_asprintf_append_buffer(dns_name, "%*.*s.",
2321 (int)v->length, (int)v->length, (char *)v->data);
2323 talloc_free(dns_name);
2329 /* remove the last '.' */
2330 if (dns_name[0] != 0) {
2331 dns_name[strlen(dns_name)-1] = 0;
2338 Find the DNS _msdcs name for a given NTDS GUID. The resulting DNS
2339 name is based on the forest DNS name
2341 char *samdb_ntds_msdcs_dns_name(struct ldb_context *samdb,
2342 TALLOC_CTX *mem_ctx,
2343 const struct GUID *ntds_guid)
2345 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2346 const char *guid_str;
2347 struct ldb_dn *forest_dn;
2348 const char *dnsforest;
2351 guid_str = GUID_string(tmp_ctx, ntds_guid);
2352 if (guid_str == NULL) {
2353 talloc_free(tmp_ctx);
2356 forest_dn = ldb_get_root_basedn(samdb);
2357 if (forest_dn == NULL) {
2358 talloc_free(tmp_ctx);
2361 dnsforest = samdb_dn_to_dns_domain(tmp_ctx, forest_dn);
2362 if (dnsforest == NULL) {
2363 talloc_free(tmp_ctx);
2366 ret = talloc_asprintf(mem_ctx, "%s._msdcs.%s", guid_str, dnsforest);
2367 talloc_free(tmp_ctx);
2373 Find the DN of a domain, be it the netbios or DNS name
2375 struct ldb_dn *samdb_domain_to_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
2376 const char *domain_name)
2378 const char * const domain_ref_attrs[] = {
2381 const char * const domain_ref2_attrs[] = {
2384 struct ldb_result *res_domain_ref;
2385 char *escaped_domain = ldb_binary_encode_string(mem_ctx, domain_name);
2386 /* find the domain's DN */
2387 int ret_domain = ldb_search(ldb, mem_ctx,
2389 samdb_partitions_dn(ldb, mem_ctx),
2392 "(&(nETBIOSName=%s)(objectclass=crossRef))",
2394 if (ret_domain != LDB_SUCCESS) {
2398 if (res_domain_ref->count == 0) {
2399 ret_domain = ldb_search(ldb, mem_ctx,
2401 samdb_dns_domain_to_dn(ldb, mem_ctx, domain_name),
2404 "(objectclass=domain)");
2405 if (ret_domain != LDB_SUCCESS) {
2409 if (res_domain_ref->count == 1) {
2410 return res_domain_ref->msgs[0]->dn;
2415 if (res_domain_ref->count > 1) {
2416 DEBUG(0,("Found %d records matching domain [%s]\n",
2417 ret_domain, domain_name));
2421 return samdb_result_dn(ldb, mem_ctx, res_domain_ref->msgs[0], "nCName", NULL);
2427 use a GUID to find a DN
2429 int dsdb_find_dn_by_guid(struct ldb_context *ldb,
2430 TALLOC_CTX *mem_ctx,
2431 const struct GUID *guid, struct ldb_dn **dn)
2434 struct ldb_result *res;
2435 const char *attrs[] = { NULL };
2436 char *guid_str = GUID_string(mem_ctx, guid);
2439 return ldb_operr(ldb);
2442 ret = dsdb_search(ldb, mem_ctx, &res, NULL, LDB_SCOPE_SUBTREE, attrs,
2443 DSDB_SEARCH_SEARCH_ALL_PARTITIONS |
2444 DSDB_SEARCH_SHOW_EXTENDED_DN |
2445 DSDB_SEARCH_ONE_ONLY,
2446 "objectGUID=%s", guid_str);
2447 talloc_free(guid_str);
2448 if (ret != LDB_SUCCESS) {
2452 *dn = talloc_steal(mem_ctx, res->msgs[0]->dn);
2459 use a DN to find a GUID with a given attribute name
2461 int dsdb_find_guid_attr_by_dn(struct ldb_context *ldb,
2462 struct ldb_dn *dn, const char *attribute,
2466 struct ldb_result *res;
2467 const char *attrs[2];
2468 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2470 attrs[0] = attribute;
2473 ret = dsdb_search_dn(ldb, tmp_ctx, &res, dn, attrs,
2474 DSDB_SEARCH_SHOW_DELETED |
2475 DSDB_SEARCH_SHOW_RECYCLED);
2476 if (ret != LDB_SUCCESS) {
2477 talloc_free(tmp_ctx);
2480 if (res->count < 1) {
2481 talloc_free(tmp_ctx);
2482 return LDB_ERR_NO_SUCH_OBJECT;
2484 *guid = samdb_result_guid(res->msgs[0], attribute);
2485 talloc_free(tmp_ctx);
2490 use a DN to find a GUID
2492 int dsdb_find_guid_by_dn(struct ldb_context *ldb,
2493 struct ldb_dn *dn, struct GUID *guid)
2495 return dsdb_find_guid_attr_by_dn(ldb, dn, "objectGUID", guid);
2501 adds the given GUID to the given ldb_message. This value is added
2502 for the given attr_name (may be either "objectGUID" or "parentGUID").
2504 int dsdb_msg_add_guid(struct ldb_message *msg,
2506 const char *attr_name)
2511 TALLOC_CTX *tmp_ctx = talloc_init("dsdb_msg_add_guid");
2513 status = GUID_to_ndr_blob(guid, tmp_ctx, &v);
2514 if (!NT_STATUS_IS_OK(status)) {
2515 ret = LDB_ERR_OPERATIONS_ERROR;
2519 ret = ldb_msg_add_steal_value(msg, attr_name, &v);
2520 if (ret != LDB_SUCCESS) {
2521 DEBUG(4,(__location__ ": Failed to add %s to the message\n",
2529 talloc_free(tmp_ctx);
2536 use a DN to find a SID
2538 int dsdb_find_sid_by_dn(struct ldb_context *ldb,
2539 struct ldb_dn *dn, struct dom_sid *sid)
2542 struct ldb_result *res;
2543 const char *attrs[] = { "objectSid", NULL };
2544 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2549 ret = dsdb_search_dn(ldb, tmp_ctx, &res, dn, attrs,
2550 DSDB_SEARCH_SHOW_DELETED |
2551 DSDB_SEARCH_SHOW_RECYCLED);
2552 if (ret != LDB_SUCCESS) {
2553 talloc_free(tmp_ctx);
2556 if (res->count < 1) {
2557 talloc_free(tmp_ctx);
2558 return LDB_ERR_NO_SUCH_OBJECT;
2560 s = samdb_result_dom_sid(tmp_ctx, res->msgs[0], "objectSid");
2562 talloc_free(tmp_ctx);
2563 return LDB_ERR_NO_SUCH_OBJECT;
2566 talloc_free(tmp_ctx);
2571 use a SID to find a DN
2573 int dsdb_find_dn_by_sid(struct ldb_context *ldb,
2574 TALLOC_CTX *mem_ctx,
2575 struct dom_sid *sid, struct ldb_dn **dn)
2578 struct ldb_result *res;
2579 const char *attrs[] = { NULL };
2580 char *sid_str = ldap_encode_ndr_dom_sid(mem_ctx, sid);
2583 return ldb_operr(ldb);
2586 ret = dsdb_search(ldb, mem_ctx, &res, NULL, LDB_SCOPE_SUBTREE, attrs,
2587 DSDB_SEARCH_SEARCH_ALL_PARTITIONS |
2588 DSDB_SEARCH_SHOW_EXTENDED_DN |
2589 DSDB_SEARCH_ONE_ONLY,
2590 "objectSid=%s", sid_str);
2591 talloc_free(sid_str);
2592 if (ret != LDB_SUCCESS) {
2596 *dn = talloc_steal(mem_ctx, res->msgs[0]->dn);
2603 load a repsFromTo blob list for a given partition GUID
2604 attr must be "repsFrom" or "repsTo"
2606 WERROR dsdb_loadreps(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
2607 const char *attr, struct repsFromToBlob **r, uint32_t *count)
2609 const char *attrs[] = { attr, NULL };
2610 struct ldb_result *res = NULL;
2611 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2613 struct ldb_message_element *el;
2619 ret = dsdb_search_dn(sam_ctx, tmp_ctx, &res, dn, attrs, 0);
2620 if (ret == LDB_ERR_NO_SUCH_OBJECT) {
2621 /* partition hasn't been replicated yet */
2624 if (ret != LDB_SUCCESS) {
2625 DEBUG(0,("dsdb_loadreps: failed to read partition object: %s\n", ldb_errstring(sam_ctx)));
2626 talloc_free(tmp_ctx);
2627 return WERR_DS_DRA_INTERNAL_ERROR;
2630 el = ldb_msg_find_element(res->msgs[0], attr);
2632 /* it's OK to be empty */
2633 talloc_free(tmp_ctx);
2637 *count = el->num_values;
2638 *r = talloc_array(mem_ctx, struct repsFromToBlob, *count);
2640 talloc_free(tmp_ctx);
2641 return WERR_DS_DRA_INTERNAL_ERROR;
2644 for (i=0; i<(*count); i++) {
2645 enum ndr_err_code ndr_err;
2646 ndr_err = ndr_pull_struct_blob(&el->values[i],
2649 (ndr_pull_flags_fn_t)ndr_pull_repsFromToBlob);
2650 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2651 talloc_free(tmp_ctx);
2652 return WERR_DS_DRA_INTERNAL_ERROR;
2656 talloc_free(tmp_ctx);
2662 save the repsFromTo blob list for a given partition GUID
2663 attr must be "repsFrom" or "repsTo"
2665 WERROR dsdb_savereps(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
2666 const char *attr, struct repsFromToBlob *r, uint32_t count)
2668 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2669 struct ldb_message *msg;
2670 struct ldb_message_element *el;
2673 msg = ldb_msg_new(tmp_ctx);
2675 if (ldb_msg_add_empty(msg, attr, LDB_FLAG_MOD_REPLACE, &el) != LDB_SUCCESS) {
2679 el->values = talloc_array(msg, struct ldb_val, count);
2684 for (i=0; i<count; i++) {
2686 enum ndr_err_code ndr_err;
2688 ndr_err = ndr_push_struct_blob(&v, tmp_ctx,
2690 (ndr_push_flags_fn_t)ndr_push_repsFromToBlob);
2691 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2699 if (dsdb_modify(sam_ctx, msg, 0) != LDB_SUCCESS) {
2700 DEBUG(0,("Failed to store %s - %s\n", attr, ldb_errstring(sam_ctx)));
2704 talloc_free(tmp_ctx);
2709 talloc_free(tmp_ctx);
2710 return WERR_DS_DRA_INTERNAL_ERROR;
2715 load the uSNHighest and the uSNUrgent attributes from the @REPLCHANGED
2716 object for a partition
2718 int dsdb_load_partition_usn(struct ldb_context *ldb, struct ldb_dn *dn,
2719 uint64_t *uSN, uint64_t *urgent_uSN)
2721 struct ldb_request *req;
2723 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2724 struct dsdb_control_current_partition *p_ctrl;
2725 struct ldb_result *res;
2727 res = talloc_zero(tmp_ctx, struct ldb_result);
2729 talloc_free(tmp_ctx);
2730 return ldb_oom(ldb);
2733 ret = ldb_build_search_req(&req, ldb, tmp_ctx,
2734 ldb_dn_new(tmp_ctx, ldb, "@REPLCHANGED"),
2738 res, ldb_search_default_callback,
2740 if (ret != LDB_SUCCESS) {
2741 talloc_free(tmp_ctx);
2745 p_ctrl = talloc(req, struct dsdb_control_current_partition);
2746 if (p_ctrl == NULL) {
2747 talloc_free(tmp_ctx);
2748 return ldb_oom(ldb);
2750 p_ctrl->version = DSDB_CONTROL_CURRENT_PARTITION_VERSION;
2753 ret = ldb_request_add_control(req,
2754 DSDB_CONTROL_CURRENT_PARTITION_OID,
2756 if (ret != LDB_SUCCESS) {
2757 talloc_free(tmp_ctx);
2761 /* Run the new request */
2762 ret = ldb_request(ldb, req);
2764 if (ret == LDB_SUCCESS) {
2765 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
2768 if (ret == LDB_ERR_NO_SUCH_OBJECT || ret == LDB_ERR_INVALID_DN_SYNTAX) {
2769 /* it hasn't been created yet, which means
2770 an implicit value of zero */
2772 talloc_free(tmp_ctx);
2776 if (ret != LDB_SUCCESS) {
2777 talloc_free(tmp_ctx);
2781 if (res->count < 1) {
2787 *uSN = ldb_msg_find_attr_as_uint64(res->msgs[0], "uSNHighest", 0);
2789 *urgent_uSN = ldb_msg_find_attr_as_uint64(res->msgs[0], "uSNUrgent", 0);
2793 talloc_free(tmp_ctx);
2798 int drsuapi_DsReplicaCursor2_compare(const struct drsuapi_DsReplicaCursor2 *c1,
2799 const struct drsuapi_DsReplicaCursor2 *c2)
2801 return GUID_compare(&c1->source_dsa_invocation_id, &c2->source_dsa_invocation_id);
2804 int drsuapi_DsReplicaCursor_compare(const struct drsuapi_DsReplicaCursor *c1,
2805 const struct drsuapi_DsReplicaCursor *c2)
2807 return GUID_compare(&c1->source_dsa_invocation_id, &c2->source_dsa_invocation_id);
2812 see if a computer identified by its invocationId is a RODC
2814 int samdb_is_rodc(struct ldb_context *sam_ctx, const struct GUID *objectGUID, bool *is_rodc)
2816 /* 1) find the DN for this servers NTDSDSA object
2817 2) search for the msDS-isRODC attribute
2818 3) if not present then not a RODC
2819 4) if present and TRUE then is a RODC
2821 struct ldb_dn *config_dn;
2822 const char *attrs[] = { "msDS-isRODC", NULL };
2824 struct ldb_result *res;
2825 TALLOC_CTX *tmp_ctx = talloc_new(sam_ctx);
2827 config_dn = ldb_get_config_basedn(sam_ctx);
2829 talloc_free(tmp_ctx);
2830 return ldb_operr(sam_ctx);
2833 ret = dsdb_search(sam_ctx, tmp_ctx, &res, config_dn, LDB_SCOPE_SUBTREE, attrs,
2834 DSDB_SEARCH_ONE_ONLY, "objectGUID=%s", GUID_string(tmp_ctx, objectGUID));
2836 if (ret == LDB_ERR_NO_SUCH_OBJECT) {
2838 talloc_free(tmp_ctx);
2842 if (ret != LDB_SUCCESS) {
2843 DEBUG(1,(("Failed to find our own NTDS Settings object by objectGUID=%s!\n"),
2844 GUID_string(tmp_ctx, objectGUID)));
2846 talloc_free(tmp_ctx);
2850 ret = ldb_msg_find_attr_as_bool(res->msgs[0], "msDS-isRODC", 0);
2851 *is_rodc = (ret == 1);
2853 talloc_free(tmp_ctx);
2859 see if we are a RODC
2861 int samdb_rodc(struct ldb_context *sam_ctx, bool *am_rodc)
2863 const struct GUID *objectGUID;
2867 /* see if we have a cached copy */
2868 cached = (bool *)ldb_get_opaque(sam_ctx, "cache.am_rodc");
2874 objectGUID = samdb_ntds_objectGUID(sam_ctx);
2876 return ldb_operr(sam_ctx);
2879 ret = samdb_is_rodc(sam_ctx, objectGUID, am_rodc);
2880 if (ret != LDB_SUCCESS) {
2884 cached = talloc(sam_ctx, bool);
2885 if (cached == NULL) {
2886 return ldb_oom(sam_ctx);
2890 ret = ldb_set_opaque(sam_ctx, "cache.am_rodc", cached);
2891 if (ret != LDB_SUCCESS) {
2892 talloc_free(cached);
2893 return ldb_operr(sam_ctx);
2899 bool samdb_set_am_rodc(struct ldb_context *ldb, bool am_rodc)
2901 TALLOC_CTX *tmp_ctx;
2904 tmp_ctx = talloc_new(ldb);
2905 if (tmp_ctx == NULL) {
2909 cached = talloc(tmp_ctx, bool);
2915 if (ldb_set_opaque(ldb, "cache.am_rodc", cached) != LDB_SUCCESS) {
2919 talloc_steal(ldb, cached);
2920 talloc_free(tmp_ctx);
2924 DEBUG(1,("Failed to set our own cached am_rodc in the ldb!\n"));
2925 talloc_free(tmp_ctx);
2931 * return NTDSSiteSettings options. See MS-ADTS 7.1.1.2.2.1.1
2932 * flags are DS_NTDSSETTINGS_OPT_*
2934 int samdb_ntds_site_settings_options(struct ldb_context *ldb_ctx,
2938 TALLOC_CTX *tmp_ctx;
2939 struct ldb_result *res;
2940 struct ldb_dn *site_dn;
2941 const char *attrs[] = { "options", NULL };
2943 tmp_ctx = talloc_new(ldb_ctx);
2944 if (tmp_ctx == NULL)
2947 /* Retrieve the site dn for the ldb that we
2948 * have open. This is our local site.
2950 site_dn = samdb_server_site_dn(ldb_ctx, tmp_ctx);
2951 if (site_dn == NULL)
2954 /* Perform a one level (child) search from the local
2955 * site distinguided name. We're looking for the
2956 * "options" attribute within the nTDSSiteSettings
2959 rc = ldb_search(ldb_ctx, tmp_ctx, &res, site_dn,
2960 LDB_SCOPE_ONELEVEL, attrs,
2961 "objectClass=nTDSSiteSettings");
2963 if (rc != LDB_SUCCESS || res->count != 1)
2966 *options = ldb_msg_find_attr_as_uint(res->msgs[0], "options", 0);
2968 talloc_free(tmp_ctx);
2973 DEBUG(1,("Failed to find our NTDS Site Settings options in ldb!\n"));
2974 talloc_free(tmp_ctx);
2975 return LDB_ERR_NO_SUCH_OBJECT;
2979 return NTDS options flags. See MS-ADTS 7.1.1.2.2.1.2.1.1
2981 flags are DS_NTDS_OPTION_*
2983 int samdb_ntds_options(struct ldb_context *ldb, uint32_t *options)
2985 TALLOC_CTX *tmp_ctx;
2986 const char *attrs[] = { "options", NULL };
2988 struct ldb_result *res;
2990 tmp_ctx = talloc_new(ldb);
2991 if (tmp_ctx == NULL) {
2995 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
2996 if (ret != LDB_SUCCESS) {
3000 if (res->count != 1) {
3004 *options = ldb_msg_find_attr_as_uint(res->msgs[0], "options", 0);
3006 talloc_free(tmp_ctx);
3011 DEBUG(1,("Failed to find our own NTDS Settings options in the ldb!\n"));
3012 talloc_free(tmp_ctx);
3013 return LDB_ERR_NO_SUCH_OBJECT;
3016 const char* samdb_ntds_object_category(TALLOC_CTX *tmp_ctx, struct ldb_context *ldb)
3018 const char *attrs[] = { "objectCategory", NULL };
3020 struct ldb_result *res;
3022 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb), LDB_SCOPE_BASE, attrs, NULL);
3023 if (ret != LDB_SUCCESS) {
3027 if (res->count != 1) {
3031 return ldb_msg_find_attr_as_string(res->msgs[0], "objectCategory", NULL);
3034 DEBUG(1,("Failed to find our own NTDS Settings objectCategory in the ldb!\n"));
3039 * Function which generates a "lDAPDisplayName" attribute from a "CN" one.
3040 * Algorithm implemented according to MS-ADTS 3.1.1.2.3.4
3042 const char *samdb_cn_to_lDAPDisplayName(TALLOC_CTX *mem_ctx, const char *cn)
3044 char **tokens, *ret;
3047 tokens = str_list_make(mem_ctx, cn, " -_");
3051 /* "tolower()" and "toupper()" should also work properly on 0x00 */
3052 tokens[0][0] = tolower(tokens[0][0]);
3053 for (i = 1; i < str_list_length((const char **)tokens); i++)
3054 tokens[i][0] = toupper(tokens[i][0]);
3056 ret = talloc_strdup(mem_ctx, tokens[0]);
3057 for (i = 1; i < str_list_length((const char **)tokens); i++)
3058 ret = talloc_asprintf_append_buffer(ret, "%s", tokens[i]);
3060 talloc_free(tokens);
3066 * This detects and returns the domain functional level (DS_DOMAIN_FUNCTION_*)
3068 int dsdb_functional_level(struct ldb_context *ldb)
3070 int *domainFunctionality =
3071 talloc_get_type(ldb_get_opaque(ldb, "domainFunctionality"), int);
3072 if (!domainFunctionality) {
3073 /* this is expected during initial provision */
3074 DEBUG(4,(__location__ ": WARNING: domainFunctionality not setup\n"));
3075 return DS_DOMAIN_FUNCTION_2000;
3077 return *domainFunctionality;
3081 * This detects and returns the forest functional level (DS_DOMAIN_FUNCTION_*)
3083 int dsdb_forest_functional_level(struct ldb_context *ldb)
3085 int *forestFunctionality =
3086 talloc_get_type(ldb_get_opaque(ldb, "forestFunctionality"), int);
3087 if (!forestFunctionality) {
3088 DEBUG(0,(__location__ ": WARNING: forestFunctionality not setup\n"));
3089 return DS_DOMAIN_FUNCTION_2000;
3091 return *forestFunctionality;
3095 set a GUID in an extended DN structure
3097 int dsdb_set_extended_dn_guid(struct ldb_dn *dn, const struct GUID *guid, const char *component_name)
3103 status = GUID_to_ndr_blob(guid, dn, &v);
3104 if (!NT_STATUS_IS_OK(status)) {
3105 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
3108 ret = ldb_dn_set_extended_component(dn, component_name, &v);
3114 return a GUID from a extended DN structure
3116 NTSTATUS dsdb_get_extended_dn_guid(struct ldb_dn *dn, struct GUID *guid, const char *component_name)
3118 const struct ldb_val *v;
3120 v = ldb_dn_get_extended_component(dn, component_name);
3122 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3125 return GUID_from_ndr_blob(v, guid);
3129 return a uint64_t from a extended DN structure
3131 NTSTATUS dsdb_get_extended_dn_uint64(struct ldb_dn *dn, uint64_t *val, const char *component_name)
3133 const struct ldb_val *v;
3136 v = ldb_dn_get_extended_component(dn, component_name);
3138 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3140 s = talloc_strndup(dn, (const char *)v->data, v->length);
3141 NT_STATUS_HAVE_NO_MEMORY(s);
3143 *val = strtoull(s, NULL, 0);
3146 return NT_STATUS_OK;
3150 return a NTTIME from a extended DN structure
3152 NTSTATUS dsdb_get_extended_dn_nttime(struct ldb_dn *dn, NTTIME *nttime, const char *component_name)
3154 return dsdb_get_extended_dn_uint64(dn, nttime, component_name);
3158 return a uint32_t from a extended DN structure
3160 NTSTATUS dsdb_get_extended_dn_uint32(struct ldb_dn *dn, uint32_t *val, const char *component_name)
3162 const struct ldb_val *v;
3165 v = ldb_dn_get_extended_component(dn, component_name);
3167 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3170 s = talloc_strndup(dn, (const char *)v->data, v->length);
3171 NT_STATUS_HAVE_NO_MEMORY(s);
3173 *val = strtoul(s, NULL, 0);
3176 return NT_STATUS_OK;
3180 return a dom_sid from a extended DN structure
3182 NTSTATUS dsdb_get_extended_dn_sid(struct ldb_dn *dn, struct dom_sid *sid, const char *component_name)
3184 const struct ldb_val *sid_blob;
3185 struct TALLOC_CTX *tmp_ctx;
3186 enum ndr_err_code ndr_err;
3188 sid_blob = ldb_dn_get_extended_component(dn, component_name);
3190 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3193 tmp_ctx = talloc_new(NULL);
3195 ndr_err = ndr_pull_struct_blob_all(sid_blob, tmp_ctx, sid,
3196 (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
3197 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
3198 NTSTATUS status = ndr_map_error2ntstatus(ndr_err);
3199 talloc_free(tmp_ctx);
3203 talloc_free(tmp_ctx);
3204 return NT_STATUS_OK;
3209 return RMD_FLAGS directly from a ldb_dn
3210 returns 0 if not found
3212 uint32_t dsdb_dn_rmd_flags(struct ldb_dn *dn)
3214 const struct ldb_val *v;
3216 v = ldb_dn_get_extended_component(dn, "RMD_FLAGS");
3217 if (!v || v->length > sizeof(buf)-1) return 0;
3218 strncpy(buf, (const char *)v->data, v->length);
3220 return strtoul(buf, NULL, 10);
3224 return RMD_FLAGS directly from a ldb_val for a DN
3225 returns 0 if RMD_FLAGS is not found
3227 uint32_t dsdb_dn_val_rmd_flags(const struct ldb_val *val)
3233 if (val->length < 13) {
3236 p = memmem(val->data, val->length, "<RMD_FLAGS=", 11);
3240 flags = strtoul(p+11, &end, 10);
3241 if (!end || *end != '>') {
3242 /* it must end in a > */
3249 return true if a ldb_val containing a DN in storage form is deleted
3251 bool dsdb_dn_is_deleted_val(const struct ldb_val *val)
3253 return (dsdb_dn_val_rmd_flags(val) & DSDB_RMD_FLAG_DELETED) != 0;
3257 return true if a ldb_val containing a DN in storage form is
3258 in the upgraded w2k3 linked attribute format
3260 bool dsdb_dn_is_upgraded_link_val(struct ldb_val *val)
3262 return memmem(val->data, val->length, "<RMD_VERSION=", 13) != NULL;
3266 return a DN for a wellknown GUID
3268 int dsdb_wellknown_dn(struct ldb_context *samdb, TALLOC_CTX *mem_ctx,
3269 struct ldb_dn *nc_root, const char *wk_guid,
3270 struct ldb_dn **wkguid_dn)
3272 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
3273 const char *attrs[] = { NULL };
3276 struct ldb_result *res;
3278 /* construct the magic WKGUID DN */
3279 dn = ldb_dn_new_fmt(tmp_ctx, samdb, "<WKGUID=%s,%s>",
3280 wk_guid, ldb_dn_get_linearized(nc_root));
3282 talloc_free(tmp_ctx);
3283 return ldb_operr(samdb);
3286 ret = dsdb_search_dn(samdb, tmp_ctx, &res, dn, attrs,
3287 DSDB_SEARCH_SHOW_DELETED |
3288 DSDB_SEARCH_SHOW_RECYCLED);
3289 if (ret != LDB_SUCCESS) {
3290 talloc_free(tmp_ctx);
3294 (*wkguid_dn) = talloc_steal(mem_ctx, res->msgs[0]->dn);
3295 talloc_free(tmp_ctx);
3300 static int dsdb_dn_compare_ptrs(struct ldb_dn **dn1, struct ldb_dn **dn2)
3302 return ldb_dn_compare(*dn1, *dn2);
3306 find a NC root given a DN within the NC
3308 int dsdb_find_nc_root(struct ldb_context *samdb, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
3309 struct ldb_dn **nc_root)
3311 const char *root_attrs[] = { "namingContexts", NULL };
3312 TALLOC_CTX *tmp_ctx;
3314 struct ldb_message_element *el;
3315 struct ldb_result *root_res;
3317 struct ldb_dn **nc_dns;
3319 tmp_ctx = talloc_new(samdb);
3320 if (tmp_ctx == NULL) {
3321 return ldb_oom(samdb);
3324 ret = ldb_search(samdb, tmp_ctx, &root_res,
3325 ldb_dn_new(tmp_ctx, samdb, ""), LDB_SCOPE_BASE, root_attrs, NULL);
3326 if (ret != LDB_SUCCESS) {
3327 DEBUG(1,("Searching for namingContexts in rootDSE failed: %s\n", ldb_errstring(samdb)));
3328 talloc_free(tmp_ctx);
3332 el = ldb_msg_find_element(root_res->msgs[0], "namingContexts");
3333 if ((el == NULL) || (el->num_values < 3)) {
3334 struct ldb_message *tmp_msg;
3336 DEBUG(5,("dsdb_find_nc_root: Finding a valid 'namingContexts' element in the RootDSE failed. Using a temporary list."));
3338 /* This generates a temporary list of NCs in order to let the
3339 * provisioning work. */
3340 tmp_msg = ldb_msg_new(tmp_ctx);
3341 if (tmp_msg == NULL) {
3342 talloc_free(tmp_ctx);
3343 return ldb_oom(samdb);
3345 ret = ldb_msg_add_steal_string(tmp_msg, "namingContexts",
3346 ldb_dn_alloc_linearized(tmp_msg, ldb_get_schema_basedn(samdb)));
3347 if (ret != LDB_SUCCESS) {
3348 talloc_free(tmp_ctx);
3351 ret = ldb_msg_add_steal_string(tmp_msg, "namingContexts",
3352 ldb_dn_alloc_linearized(tmp_msg, ldb_get_config_basedn(samdb)));
3353 if (ret != LDB_SUCCESS) {
3354 talloc_free(tmp_ctx);
3357 ret = ldb_msg_add_steal_string(tmp_msg, "namingContexts",
3358 ldb_dn_alloc_linearized(tmp_msg, ldb_get_default_basedn(samdb)));
3359 if (ret != LDB_SUCCESS) {
3360 talloc_free(tmp_ctx);
3363 el = &tmp_msg->elements[0];
3366 nc_dns = talloc_array(tmp_ctx, struct ldb_dn *, el->num_values);
3368 talloc_free(tmp_ctx);
3369 return ldb_oom(samdb);
3372 for (i=0; i<el->num_values; i++) {
3373 nc_dns[i] = ldb_dn_from_ldb_val(nc_dns, samdb, &el->values[i]);
3374 if (nc_dns[i] == NULL) {
3375 talloc_free(tmp_ctx);
3376 return ldb_operr(samdb);
3380 TYPESAFE_QSORT(nc_dns, el->num_values, dsdb_dn_compare_ptrs);
3382 for (i=0; i<el->num_values; i++) {
3383 if (ldb_dn_compare_base(nc_dns[i], dn) == 0) {
3384 (*nc_root) = talloc_steal(mem_ctx, nc_dns[i]);
3385 talloc_free(tmp_ctx);
3390 talloc_free(tmp_ctx);
3391 return LDB_ERR_NO_SUCH_OBJECT;
3396 find the deleted objects DN for any object, by looking for the NC
3397 root, then looking up the wellknown GUID
3399 int dsdb_get_deleted_objects_dn(struct ldb_context *ldb,
3400 TALLOC_CTX *mem_ctx, struct ldb_dn *obj_dn,
3401 struct ldb_dn **do_dn)
3403 struct ldb_dn *nc_root;
3406 ret = dsdb_find_nc_root(ldb, mem_ctx, obj_dn, &nc_root);
3407 if (ret != LDB_SUCCESS) {
3411 ret = dsdb_wellknown_dn(ldb, mem_ctx, nc_root, DS_GUID_DELETED_OBJECTS_CONTAINER, do_dn);
3412 talloc_free(nc_root);
3417 return the tombstoneLifetime, in days
3419 int dsdb_tombstone_lifetime(struct ldb_context *ldb, uint32_t *lifetime)
3422 dn = ldb_get_config_basedn(ldb);
3424 return LDB_ERR_NO_SUCH_OBJECT;
3426 dn = ldb_dn_copy(ldb, dn);
3428 return ldb_operr(ldb);
3430 /* see MS-ADTS section 7.1.1.2.4.1.1. There doesn't appear to
3431 be a wellknown GUID for this */
3432 if (!ldb_dn_add_child_fmt(dn, "CN=Directory Service,CN=Windows NT,CN=Services")) {
3434 return ldb_operr(ldb);
3437 *lifetime = samdb_search_uint(ldb, dn, 180, dn, "tombstoneLifetime", "objectClass=nTDSService");
3443 compare a ldb_val to a string case insensitively
3445 int samdb_ldb_val_case_cmp(const char *s, struct ldb_val *v)
3447 size_t len = strlen(s);
3449 if (len > v->length) return 1;
3450 ret = strncasecmp(s, (const char *)v->data, v->length);
3451 if (ret != 0) return ret;
3452 if (v->length > len && v->data[len] != 0) {
3460 load the UDV for a partition in v2 format
3461 The list is returned sorted, and with our local cursor added
3463 int dsdb_load_udv_v2(struct ldb_context *samdb, struct ldb_dn *dn, TALLOC_CTX *mem_ctx,
3464 struct drsuapi_DsReplicaCursor2 **cursors, uint32_t *count)
3466 static const char *attrs[] = { "replUpToDateVector", NULL };
3467 struct ldb_result *r;
3468 const struct ldb_val *ouv_value;
3471 uint64_t highest_usn;
3472 const struct GUID *our_invocation_id;
3473 struct timeval now = timeval_current();
3475 ret = ldb_search(samdb, mem_ctx, &r, dn, LDB_SCOPE_BASE, attrs, NULL);
3476 if (ret != LDB_SUCCESS) {
3480 ouv_value = ldb_msg_find_ldb_val(r->msgs[0], "replUpToDateVector");
3482 enum ndr_err_code ndr_err;
3483 struct replUpToDateVectorBlob ouv;
3485 ndr_err = ndr_pull_struct_blob(ouv_value, r, &ouv,
3486 (ndr_pull_flags_fn_t)ndr_pull_replUpToDateVectorBlob);
3487 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
3489 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
3491 if (ouv.version != 2) {
3492 /* we always store as version 2, and
3493 * replUpToDateVector is not replicated
3495 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
3498 *count = ouv.ctr.ctr2.count;
3499 *cursors = talloc_steal(mem_ctx, ouv.ctr.ctr2.cursors);
3507 our_invocation_id = samdb_ntds_invocation_id(samdb);
3508 if (!our_invocation_id) {
3509 DEBUG(0,(__location__ ": No invocationID on samdb - %s\n", ldb_errstring(samdb)));
3510 talloc_free(*cursors);
3511 return ldb_operr(samdb);
3514 ret = dsdb_load_partition_usn(samdb, dn, &highest_usn, NULL);
3515 if (ret != LDB_SUCCESS) {
3516 /* nothing to add - this can happen after a vampire */
3517 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3521 for (i=0; i<*count; i++) {
3522 if (GUID_equal(our_invocation_id, &(*cursors)[i].source_dsa_invocation_id)) {
3523 (*cursors)[i].highest_usn = highest_usn;
3524 (*cursors)[i].last_sync_success = timeval_to_nttime(&now);
3525 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3530 (*cursors) = talloc_realloc(mem_ctx, *cursors, struct drsuapi_DsReplicaCursor2, (*count)+1);
3532 return ldb_oom(samdb);
3535 (*cursors)[*count].source_dsa_invocation_id = *our_invocation_id;
3536 (*cursors)[*count].highest_usn = highest_usn;
3537 (*cursors)[*count].last_sync_success = timeval_to_nttime(&now);
3540 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3546 load the UDV for a partition in version 1 format
3547 The list is returned sorted, and with our local cursor added
3549 int dsdb_load_udv_v1(struct ldb_context *samdb, struct ldb_dn *dn, TALLOC_CTX *mem_ctx,
3550 struct drsuapi_DsReplicaCursor **cursors, uint32_t *count)
3552 struct drsuapi_DsReplicaCursor2 *v2;
3556 ret = dsdb_load_udv_v2(samdb, dn, mem_ctx, &v2, count);
3557 if (ret != LDB_SUCCESS) {
3567 *cursors = talloc_array(mem_ctx, struct drsuapi_DsReplicaCursor, *count);
3568 if (*cursors == NULL) {
3570 return ldb_oom(samdb);
3573 for (i=0; i<*count; i++) {
3574 (*cursors)[i].source_dsa_invocation_id = v2[i].source_dsa_invocation_id;
3575 (*cursors)[i].highest_usn = v2[i].highest_usn;
3582 add a set of controls to a ldb_request structure based on a set of
3583 flags. See util.h for a list of available flags
3585 int dsdb_request_add_controls(struct ldb_request *req, uint32_t dsdb_flags)
3588 if (dsdb_flags & DSDB_SEARCH_SEARCH_ALL_PARTITIONS) {
3589 struct ldb_search_options_control *options;
3590 /* Using the phantom root control allows us to search all partitions */
3591 options = talloc(req, struct ldb_search_options_control);
3592 if (options == NULL) {
3593 return LDB_ERR_OPERATIONS_ERROR;
3595 options->search_options = LDB_SEARCH_OPTION_PHANTOM_ROOT;
3597 ret = ldb_request_add_control(req,
3598 LDB_CONTROL_SEARCH_OPTIONS_OID,
3600 if (ret != LDB_SUCCESS) {
3605 if (dsdb_flags & DSDB_SEARCH_NO_GLOBAL_CATALOG) {
3606 ret = ldb_request_add_control(req,
3607 DSDB_CONTROL_NO_GLOBAL_CATALOG,
3609 if (ret != LDB_SUCCESS) {
3614 if (dsdb_flags & DSDB_SEARCH_SHOW_DELETED) {
3615 ret = ldb_request_add_control(req, LDB_CONTROL_SHOW_DELETED_OID, true, NULL);
3616 if (ret != LDB_SUCCESS) {
3621 if (dsdb_flags & DSDB_SEARCH_SHOW_RECYCLED) {
3622 ret = ldb_request_add_control(req, LDB_CONTROL_SHOW_RECYCLED_OID, false, NULL);
3623 if (ret != LDB_SUCCESS) {
3628 if (dsdb_flags & DSDB_SEARCH_SHOW_DN_IN_STORAGE_FORMAT) {
3629 ret = ldb_request_add_control(req, DSDB_CONTROL_DN_STORAGE_FORMAT_OID, false, NULL);
3630 if (ret != LDB_SUCCESS) {
3635 if (dsdb_flags & DSDB_SEARCH_SHOW_EXTENDED_DN) {
3636 struct ldb_extended_dn_control *extended_ctrl = talloc(req, struct ldb_extended_dn_control);
3637 if (!extended_ctrl) {
3638 return LDB_ERR_OPERATIONS_ERROR;
3640 extended_ctrl->type = 1;
3642 ret = ldb_request_add_control(req, LDB_CONTROL_EXTENDED_DN_OID, true, extended_ctrl);
3643 if (ret != LDB_SUCCESS) {
3648 if (dsdb_flags & DSDB_SEARCH_REVEAL_INTERNALS) {
3649 ret = ldb_request_add_control(req, LDB_CONTROL_REVEAL_INTERNALS, false, NULL);
3650 if (ret != LDB_SUCCESS) {
3655 if (dsdb_flags & DSDB_MODIFY_RELAX) {
3656 ret = ldb_request_add_control(req, LDB_CONTROL_RELAX_OID, false, NULL);
3657 if (ret != LDB_SUCCESS) {
3662 if (dsdb_flags & DSDB_MODIFY_PERMISSIVE) {
3663 ret = ldb_request_add_control(req, LDB_CONTROL_PERMISSIVE_MODIFY_OID, false, NULL);
3664 if (ret != LDB_SUCCESS) {
3669 if (dsdb_flags & DSDB_FLAG_AS_SYSTEM) {
3670 ret = ldb_request_add_control(req, LDB_CONTROL_AS_SYSTEM_OID, false, NULL);
3671 if (ret != LDB_SUCCESS) {
3676 if (dsdb_flags & DSDB_TREE_DELETE) {
3677 ret = ldb_request_add_control(req, LDB_CONTROL_TREE_DELETE_OID, false, NULL);
3678 if (ret != LDB_SUCCESS) {
3683 if (dsdb_flags & DSDB_PROVISION) {
3684 ret = ldb_request_add_control(req, LDB_CONTROL_PROVISION_OID, false, NULL);
3685 if (ret != LDB_SUCCESS) {
3690 /* This is a special control to bypass the password_hash module for use in pdb_samba4 for Samba3 upgrades */
3691 if (dsdb_flags & DSDB_BYPASS_PASSWORD_HASH) {
3692 ret = ldb_request_add_control(req, DSDB_CONTROL_BYPASS_PASSWORD_HASH_OID, true, NULL);
3693 if (ret != LDB_SUCCESS) {
3698 if (dsdb_flags & DSDB_PASSWORD_BYPASS_LAST_SET) {
3699 ret = ldb_request_add_control(req, DSDB_CONTROL_PASSWORD_BYPASS_LAST_SET_OID, true, NULL);
3700 if (ret != LDB_SUCCESS) {
3705 if (dsdb_flags & DSDB_MODIFY_PARTIAL_REPLICA) {
3706 ret = ldb_request_add_control(req, DSDB_CONTROL_PARTIAL_REPLICA, false, NULL);
3707 if (ret != LDB_SUCCESS) {
3716 an add with a set of controls
3718 int dsdb_add(struct ldb_context *ldb, const struct ldb_message *message,
3719 uint32_t dsdb_flags)
3721 struct ldb_request *req;
3724 ret = ldb_build_add_req(&req, ldb, ldb,
3728 ldb_op_default_callback,
3731 if (ret != LDB_SUCCESS) return ret;
3733 ret = dsdb_request_add_controls(req, dsdb_flags);
3734 if (ret != LDB_SUCCESS) {
3739 ret = dsdb_autotransaction_request(ldb, req);
3746 a modify with a set of controls
3748 int dsdb_modify(struct ldb_context *ldb, const struct ldb_message *message,
3749 uint32_t dsdb_flags)
3751 struct ldb_request *req;
3754 ret = ldb_build_mod_req(&req, ldb, ldb,
3758 ldb_op_default_callback,
3761 if (ret != LDB_SUCCESS) return ret;
3763 ret = dsdb_request_add_controls(req, dsdb_flags);
3764 if (ret != LDB_SUCCESS) {
3769 ret = dsdb_autotransaction_request(ldb, req);
3776 a delete with a set of flags
3778 int dsdb_delete(struct ldb_context *ldb, struct ldb_dn *dn,
3779 uint32_t dsdb_flags)
3781 struct ldb_request *req;
3784 ret = ldb_build_del_req(&req, ldb, ldb,
3788 ldb_op_default_callback,
3791 if (ret != LDB_SUCCESS) return ret;
3793 ret = dsdb_request_add_controls(req, dsdb_flags);
3794 if (ret != LDB_SUCCESS) {
3799 ret = dsdb_autotransaction_request(ldb, req);
3806 like dsdb_modify() but set all the element flags to
3807 LDB_FLAG_MOD_REPLACE
3809 int dsdb_replace(struct ldb_context *ldb, struct ldb_message *msg, uint32_t dsdb_flags)
3813 /* mark all the message elements as LDB_FLAG_MOD_REPLACE */
3814 for (i=0;i<msg->num_elements;i++) {
3815 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
3818 return dsdb_modify(ldb, msg, dsdb_flags);
3823 search for attrs on one DN, allowing for dsdb_flags controls
3825 int dsdb_search_dn(struct ldb_context *ldb,
3826 TALLOC_CTX *mem_ctx,
3827 struct ldb_result **_res,
3828 struct ldb_dn *basedn,
3829 const char * const *attrs,
3830 uint32_t dsdb_flags)
3833 struct ldb_request *req;
3834 struct ldb_result *res;
3836 res = talloc_zero(mem_ctx, struct ldb_result);
3838 return ldb_oom(ldb);
3841 ret = ldb_build_search_req(&req, ldb, res,
3848 ldb_search_default_callback,
3850 if (ret != LDB_SUCCESS) {
3855 ret = dsdb_request_add_controls(req, dsdb_flags);
3856 if (ret != LDB_SUCCESS) {
3861 ret = ldb_request(ldb, req);
3862 if (ret == LDB_SUCCESS) {
3863 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
3867 if (ret != LDB_SUCCESS) {
3877 search for attrs on one DN, by the GUID of the DN, allowing for
3880 int dsdb_search_by_dn_guid(struct ldb_context *ldb,
3881 TALLOC_CTX *mem_ctx,
3882 struct ldb_result **_res,
3883 const struct GUID *guid,
3884 const char * const *attrs,
3885 uint32_t dsdb_flags)
3887 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
3891 dn = ldb_dn_new_fmt(tmp_ctx, ldb, "<GUID=%s>", GUID_string(tmp_ctx, guid));
3893 talloc_free(tmp_ctx);
3894 return ldb_oom(ldb);
3897 ret = dsdb_search_dn(ldb, mem_ctx, _res, dn, attrs, dsdb_flags);
3898 talloc_free(tmp_ctx);
3903 general search with dsdb_flags for controls
3905 int dsdb_search(struct ldb_context *ldb,
3906 TALLOC_CTX *mem_ctx,
3907 struct ldb_result **_res,
3908 struct ldb_dn *basedn,
3909 enum ldb_scope scope,
3910 const char * const *attrs,
3911 uint32_t dsdb_flags,
3912 const char *exp_fmt, ...) _PRINTF_ATTRIBUTE(8, 9)
3915 struct ldb_request *req;
3916 struct ldb_result *res;
3918 char *expression = NULL;
3919 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
3921 /* cross-partitions searches with a basedn break multi-domain support */
3922 SMB_ASSERT(basedn == NULL || (dsdb_flags & DSDB_SEARCH_SEARCH_ALL_PARTITIONS) == 0);
3924 res = talloc_zero(tmp_ctx, struct ldb_result);
3926 talloc_free(tmp_ctx);
3927 return ldb_oom(ldb);
3931 va_start(ap, exp_fmt);
3932 expression = talloc_vasprintf(tmp_ctx, exp_fmt, ap);
3936 talloc_free(tmp_ctx);
3937 return ldb_oom(ldb);
3941 ret = ldb_build_search_req(&req, ldb, tmp_ctx,
3948 ldb_search_default_callback,
3950 if (ret != LDB_SUCCESS) {
3951 talloc_free(tmp_ctx);
3955 ret = dsdb_request_add_controls(req, dsdb_flags);
3956 if (ret != LDB_SUCCESS) {
3957 talloc_free(tmp_ctx);
3958 ldb_reset_err_string(ldb);
3962 ret = ldb_request(ldb, req);
3963 if (ret == LDB_SUCCESS) {
3964 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
3967 if (ret != LDB_SUCCESS) {
3968 talloc_free(tmp_ctx);
3972 if (dsdb_flags & DSDB_SEARCH_ONE_ONLY) {
3973 if (res->count == 0) {
3974 talloc_free(tmp_ctx);
3975 ldb_reset_err_string(ldb);
3976 return LDB_ERR_NO_SUCH_OBJECT;
3978 if (res->count != 1) {
3979 talloc_free(tmp_ctx);
3980 ldb_reset_err_string(ldb);
3981 return LDB_ERR_CONSTRAINT_VIOLATION;
3985 *_res = talloc_steal(mem_ctx, res);
3986 talloc_free(tmp_ctx);
3993 general search with dsdb_flags for controls
3994 returns exactly 1 record or an error
3996 int dsdb_search_one(struct ldb_context *ldb,
3997 TALLOC_CTX *mem_ctx,
3998 struct ldb_message **msg,
3999 struct ldb_dn *basedn,
4000 enum ldb_scope scope,
4001 const char * const *attrs,
4002 uint32_t dsdb_flags,
4003 const char *exp_fmt, ...) _PRINTF_ATTRIBUTE(8, 9)
4006 struct ldb_result *res;
4008 char *expression = NULL;
4009 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
4011 dsdb_flags |= DSDB_SEARCH_ONE_ONLY;
4013 res = talloc_zero(tmp_ctx, struct ldb_result);
4015 talloc_free(tmp_ctx);
4016 return ldb_oom(ldb);
4020 va_start(ap, exp_fmt);
4021 expression = talloc_vasprintf(tmp_ctx, exp_fmt, ap);
4025 talloc_free(tmp_ctx);
4026 return ldb_oom(ldb);
4028 ret = dsdb_search(ldb, tmp_ctx, &res, basedn, scope, attrs,
4029 dsdb_flags, "%s", expression);
4031 ret = dsdb_search(ldb, tmp_ctx, &res, basedn, scope, attrs,
4035 if (ret != LDB_SUCCESS) {
4036 talloc_free(tmp_ctx);
4040 *msg = talloc_steal(mem_ctx, res->msgs[0]);
4041 talloc_free(tmp_ctx);
4046 /* returns back the forest DNS name */
4047 const char *samdb_forest_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
4049 const char *forest_name = ldb_dn_canonical_string(mem_ctx,
4050 ldb_get_root_basedn(ldb));
4053 if (forest_name == NULL) {
4057 p = strchr(forest_name, '/');
4065 /* returns back the default domain DNS name */
4066 const char *samdb_default_domain_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
4068 const char *domain_name = ldb_dn_canonical_string(mem_ctx,
4069 ldb_get_default_basedn(ldb));
4072 if (domain_name == NULL) {
4076 p = strchr(domain_name, '/');
4085 validate that an DSA GUID belongs to the specified user sid.
4086 The user SID must be a domain controller account (either RODC or
4089 int dsdb_validate_dsa_guid(struct ldb_context *ldb,
4090 const struct GUID *dsa_guid,
4091 const struct dom_sid *sid)
4094 - find DN of record with the DSA GUID in the
4095 configuration partition (objectGUID)
4096 - remove "NTDS Settings" component from DN
4097 - do a base search on that DN for serverReference with
4099 - extract objectSid from resulting serverReference
4101 - check this sid matches the sid argument
4103 struct ldb_dn *config_dn;
4104 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
4105 struct ldb_message *msg;
4106 const char *attrs1[] = { NULL };
4107 const char *attrs2[] = { "serverReference", NULL };
4109 struct ldb_dn *dn, *account_dn;
4110 struct dom_sid sid2;
4113 config_dn = ldb_get_config_basedn(ldb);
4115 ret = dsdb_search_one(ldb, tmp_ctx, &msg, config_dn, LDB_SCOPE_SUBTREE,
4116 attrs1, 0, "(&(objectGUID=%s)(objectClass=nTDSDSA))", GUID_string(tmp_ctx, dsa_guid));
4117 if (ret != LDB_SUCCESS) {
4118 DEBUG(1,(__location__ ": Failed to find DSA objectGUID %s for sid %s\n",
4119 GUID_string(tmp_ctx, dsa_guid), dom_sid_string(tmp_ctx, sid)));
4120 talloc_free(tmp_ctx);
4121 return ldb_operr(ldb);
4125 if (!ldb_dn_remove_child_components(dn, 1)) {
4126 talloc_free(tmp_ctx);
4127 return ldb_operr(ldb);
4130 ret = dsdb_search_one(ldb, tmp_ctx, &msg, dn, LDB_SCOPE_BASE,
4131 attrs2, DSDB_SEARCH_SHOW_EXTENDED_DN,
4132 "(objectClass=server)");
4133 if (ret != LDB_SUCCESS) {
4134 DEBUG(1,(__location__ ": Failed to find server record for DSA with objectGUID %s, sid %s\n",
4135 GUID_string(tmp_ctx, dsa_guid), dom_sid_string(tmp_ctx, sid)));
4136 talloc_free(tmp_ctx);
4137 return ldb_operr(ldb);
4140 account_dn = ldb_msg_find_attr_as_dn(ldb, tmp_ctx, msg, "serverReference");
4141 if (account_dn == NULL) {
4142 DEBUG(1,(__location__ ": Failed to find account_dn for DSA with objectGUID %s, sid %s\n",
4143 GUID_string(tmp_ctx, dsa_guid), dom_sid_string(tmp_ctx, sid)));
4144 talloc_free(tmp_ctx);
4145 return ldb_operr(ldb);
4148 status = dsdb_get_extended_dn_sid(account_dn, &sid2, "SID");
4149 if (!NT_STATUS_IS_OK(status)) {
4150 DEBUG(1,(__location__ ": Failed to find SID for DSA with objectGUID %s, sid %s\n",
4151 GUID_string(tmp_ctx, dsa_guid), dom_sid_string(tmp_ctx, sid)));
4152 talloc_free(tmp_ctx);
4153 return ldb_operr(ldb);
4156 if (!dom_sid_equal(sid, &sid2)) {
4157 /* someone is trying to spoof another account */
4158 DEBUG(0,(__location__ ": Bad DSA objectGUID %s for sid %s - expected sid %s\n",
4159 GUID_string(tmp_ctx, dsa_guid),
4160 dom_sid_string(tmp_ctx, sid),
4161 dom_sid_string(tmp_ctx, &sid2)));
4162 talloc_free(tmp_ctx);
4163 return ldb_operr(ldb);
4166 talloc_free(tmp_ctx);
4170 static const char * const secret_attributes[] = {
4171 DSDB_SECRET_ATTRIBUTES,
4176 check if the attribute belongs to the RODC filtered attribute set
4177 Note that attributes that are in the filtered attribute set are the
4178 ones that _are_ always sent to a RODC
4180 bool dsdb_attr_in_rodc_fas(const struct dsdb_attribute *sa)
4182 /* they never get secret attributes */
4183 if (is_attr_in_list(secret_attributes, sa->lDAPDisplayName)) {
4187 /* they do get non-secret critical attributes */
4188 if (sa->schemaFlagsEx & SCHEMA_FLAG_ATTR_IS_CRITICAL) {
4192 /* they do get non-secret attributes marked as being in the FAS */
4193 if (sa->searchFlags & SEARCH_FLAG_RODC_ATTRIBUTE) {
4197 /* other attributes are denied */
4201 /* return fsmo role dn and role owner dn for a particular role*/
4202 WERROR dsdb_get_fsmo_role_info(TALLOC_CTX *tmp_ctx,
4203 struct ldb_context *ldb,
4205 struct ldb_dn **fsmo_role_dn,
4206 struct ldb_dn **role_owner_dn)
4210 case DREPL_NAMING_MASTER:
4211 *fsmo_role_dn = samdb_partitions_dn(ldb, tmp_ctx);
4212 ret = samdb_reference_dn(ldb, tmp_ctx, *fsmo_role_dn, "fSMORoleOwner", role_owner_dn);
4213 if (ret != LDB_SUCCESS) {
4214 DEBUG(0,(__location__ ": Failed to find fSMORoleOwner in Naming Master object - %s",
4215 ldb_errstring(ldb)));
4216 talloc_free(tmp_ctx);
4217 return WERR_DS_DRA_INTERNAL_ERROR;
4220 case DREPL_INFRASTRUCTURE_MASTER:
4221 *fsmo_role_dn = samdb_infrastructure_dn(ldb, tmp_ctx);
4222 ret = samdb_reference_dn(ldb, tmp_ctx, *fsmo_role_dn, "fSMORoleOwner", role_owner_dn);
4223 if (ret != LDB_SUCCESS) {
4224 DEBUG(0,(__location__ ": Failed to find fSMORoleOwner in Schema Master object - %s",
4225 ldb_errstring(ldb)));
4226 talloc_free(tmp_ctx);
4227 return WERR_DS_DRA_INTERNAL_ERROR;
4230 case DREPL_RID_MASTER:
4231 ret = samdb_rid_manager_dn(ldb, tmp_ctx, fsmo_role_dn);
4232 if (ret != LDB_SUCCESS) {
4233 DEBUG(0, (__location__ ": Failed to find RID Manager object - %s", ldb_errstring(ldb)));
4234 talloc_free(tmp_ctx);
4235 return WERR_DS_DRA_INTERNAL_ERROR;
4238 ret = samdb_reference_dn(ldb, tmp_ctx, *fsmo_role_dn, "fSMORoleOwner", role_owner_dn);
4239 if (ret != LDB_SUCCESS) {
4240 DEBUG(0,(__location__ ": Failed to find fSMORoleOwner in RID Manager object - %s",
4241 ldb_errstring(ldb)));
4242 talloc_free(tmp_ctx);
4243 return WERR_DS_DRA_INTERNAL_ERROR;
4246 case DREPL_SCHEMA_MASTER:
4247 *fsmo_role_dn = ldb_get_schema_basedn(ldb);
4248 ret = samdb_reference_dn(ldb, tmp_ctx, *fsmo_role_dn, "fSMORoleOwner", role_owner_dn);
4249 if (ret != LDB_SUCCESS) {
4250 DEBUG(0,(__location__ ": Failed to find fSMORoleOwner in Schema Master object - %s",
4251 ldb_errstring(ldb)));
4252 talloc_free(tmp_ctx);
4253 return WERR_DS_DRA_INTERNAL_ERROR;
4256 case DREPL_PDC_MASTER:
4257 *fsmo_role_dn = ldb_get_default_basedn(ldb);
4258 ret = samdb_reference_dn(ldb, tmp_ctx, *fsmo_role_dn, "fSMORoleOwner", role_owner_dn);
4259 if (ret != LDB_SUCCESS) {
4260 DEBUG(0,(__location__ ": Failed to find fSMORoleOwner in Pd Master object - %s",
4261 ldb_errstring(ldb)));
4262 talloc_free(tmp_ctx);
4263 return WERR_DS_DRA_INTERNAL_ERROR;
4267 return WERR_DS_DRA_INTERNAL_ERROR;
4272 const char *samdb_dn_to_dnshostname(struct ldb_context *ldb,
4273 TALLOC_CTX *mem_ctx,
4274 struct ldb_dn *server_dn)
4277 struct ldb_result *res = NULL;
4278 const char * const attrs[] = { "dNSHostName", NULL};
4280 ldb_ret = ldb_search(ldb, mem_ctx, &res,
4284 if (ldb_ret != LDB_SUCCESS) {
4285 DEBUG(4, ("Failed to find dNSHostName for dn %s, ldb error: %s",
4286 ldb_dn_get_linearized(server_dn), ldb_errstring(ldb)));
4290 return ldb_msg_find_attr_as_string(res->msgs[0], "dNSHostName", NULL);
4294 returns true if an attribute is in the filter,
4295 false otherwise, provided that attribute value is provided with the expression
4297 bool dsdb_attr_in_parse_tree(struct ldb_parse_tree *tree,
4301 switch (tree->operation) {
4304 for (i=0;i<tree->u.list.num_elements;i++) {
4305 if (dsdb_attr_in_parse_tree(tree->u.list.elements[i],
4311 return dsdb_attr_in_parse_tree(tree->u.isnot.child, attr);
4312 case LDB_OP_EQUALITY:
4313 case LDB_OP_GREATER:
4316 if (ldb_attr_cmp(tree->u.equality.attr, attr) == 0) {
4320 case LDB_OP_SUBSTRING:
4321 if (ldb_attr_cmp(tree->u.substring.attr, attr) == 0) {
4325 case LDB_OP_PRESENT:
4326 /* (attrname=*) is not filtered out */
4328 case LDB_OP_EXTENDED:
4329 if (tree->u.extended.attr &&
4330 ldb_attr_cmp(tree->u.extended.attr, attr) == 0) {
4338 bool is_attr_in_list(const char * const * attrs, const char *attr)
4342 for (i = 0; attrs[i]; i++) {
4343 if (ldb_attr_cmp(attrs[i], attr) == 0)
4352 map an ldb error code to an approximate NTSTATUS code
4354 NTSTATUS dsdb_ldb_err_to_ntstatus(int err)
4358 return NT_STATUS_OK;
4360 case LDB_ERR_PROTOCOL_ERROR:
4361 return NT_STATUS_DEVICE_PROTOCOL_ERROR;
4363 case LDB_ERR_TIME_LIMIT_EXCEEDED:
4364 return NT_STATUS_IO_TIMEOUT;
4366 case LDB_ERR_SIZE_LIMIT_EXCEEDED:
4367 return NT_STATUS_BUFFER_TOO_SMALL;
4369 case LDB_ERR_COMPARE_FALSE:
4370 case LDB_ERR_COMPARE_TRUE:
4371 return NT_STATUS_REVISION_MISMATCH;
4373 case LDB_ERR_AUTH_METHOD_NOT_SUPPORTED:
4374 return NT_STATUS_NOT_SUPPORTED;
4376 case LDB_ERR_STRONG_AUTH_REQUIRED:
4377 case LDB_ERR_CONFIDENTIALITY_REQUIRED:
4378 case LDB_ERR_SASL_BIND_IN_PROGRESS:
4379 case LDB_ERR_INAPPROPRIATE_AUTHENTICATION:
4380 case LDB_ERR_INVALID_CREDENTIALS:
4381 case LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS:
4382 case LDB_ERR_UNWILLING_TO_PERFORM:
4383 return NT_STATUS_ACCESS_DENIED;
4385 case LDB_ERR_NO_SUCH_OBJECT:
4386 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
4388 case LDB_ERR_REFERRAL:
4389 case LDB_ERR_NO_SUCH_ATTRIBUTE:
4390 return NT_STATUS_NOT_FOUND;
4392 case LDB_ERR_UNSUPPORTED_CRITICAL_EXTENSION:
4393 return NT_STATUS_NOT_SUPPORTED;
4395 case LDB_ERR_ADMIN_LIMIT_EXCEEDED:
4396 return NT_STATUS_BUFFER_TOO_SMALL;
4398 case LDB_ERR_UNDEFINED_ATTRIBUTE_TYPE:
4399 case LDB_ERR_INAPPROPRIATE_MATCHING:
4400 case LDB_ERR_CONSTRAINT_VIOLATION:
4401 case LDB_ERR_INVALID_ATTRIBUTE_SYNTAX:
4402 case LDB_ERR_INVALID_DN_SYNTAX:
4403 case LDB_ERR_NAMING_VIOLATION:
4404 case LDB_ERR_OBJECT_CLASS_VIOLATION:
4405 case LDB_ERR_NOT_ALLOWED_ON_NON_LEAF:
4406 case LDB_ERR_NOT_ALLOWED_ON_RDN:
4407 return NT_STATUS_INVALID_PARAMETER;
4409 case LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS:
4410 case LDB_ERR_ENTRY_ALREADY_EXISTS:
4411 return NT_STATUS_ERROR_DS_OBJ_STRING_NAME_EXISTS;
4414 return NT_STATUS_NETWORK_BUSY;
4416 case LDB_ERR_ALIAS_PROBLEM:
4417 case LDB_ERR_ALIAS_DEREFERENCING_PROBLEM:
4418 case LDB_ERR_UNAVAILABLE:
4419 case LDB_ERR_LOOP_DETECT:
4420 case LDB_ERR_OBJECT_CLASS_MODS_PROHIBITED:
4421 case LDB_ERR_AFFECTS_MULTIPLE_DSAS:
4423 case LDB_ERR_OPERATIONS_ERROR:
4426 return NT_STATUS_UNSUCCESSFUL;
4431 create a new naming context that will hold a partial replica
4433 int dsdb_create_partial_replica_NC(struct ldb_context *ldb, struct ldb_dn *dn)
4435 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
4436 struct ldb_message *msg;
4439 msg = ldb_msg_new(tmp_ctx);
4441 talloc_free(tmp_ctx);
4442 return ldb_oom(ldb);
4446 ret = ldb_msg_add_string(msg, "objectClass", "top");
4447 if (ret != LDB_SUCCESS) {
4448 talloc_free(tmp_ctx);
4449 return ldb_oom(ldb);
4452 /* [MS-DRSR] implies that we should only add the 'top'
4453 * objectclass, but that would cause lots of problems with our
4454 * objectclass code as top is not structural, so we add
4455 * 'domainDNS' as well to keep things sane. We're expecting
4456 * this new NC to be of objectclass domainDNS after
4457 * replication anyway
4459 ret = ldb_msg_add_string(msg, "objectClass", "domainDNS");
4460 if (ret != LDB_SUCCESS) {
4461 talloc_free(tmp_ctx);
4462 return ldb_oom(ldb);
4465 ret = ldb_msg_add_fmt(msg, "instanceType", "%u",
4466 INSTANCE_TYPE_IS_NC_HEAD|
4467 INSTANCE_TYPE_NC_ABOVE|
4468 INSTANCE_TYPE_UNINSTANT);
4469 if (ret != LDB_SUCCESS) {
4470 talloc_free(tmp_ctx);
4471 return ldb_oom(ldb);
4474 ret = dsdb_add(ldb, msg, DSDB_MODIFY_PARTIAL_REPLICA);
4475 if (ret != LDB_SUCCESS && ret != LDB_ERR_ENTRY_ALREADY_EXISTS) {
4476 DEBUG(0,("Failed to create new NC for %s - %s (%s)\n",
4477 ldb_dn_get_linearized(dn),
4478 ldb_errstring(ldb), ldb_strerror(ret)));
4479 talloc_free(tmp_ctx);
4483 DEBUG(1,("Created new NC for %s\n", ldb_dn_get_linearized(dn)));
4485 talloc_free(tmp_ctx);