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_no_lockout(TALLOC_CTX *mem_ctx,
562 struct loadparm_context *lp_ctx,
563 struct ldb_message *msg,
564 struct samr_Password **lm_pwd,
565 struct samr_Password **nt_pwd)
567 struct samr_Password *lmPwdHash, *ntPwdHash;
571 num_nt = samdb_result_hashes(mem_ctx, msg, "unicodePwd", &ntPwdHash);
574 } else if (num_nt > 1) {
575 return NT_STATUS_INTERNAL_DB_CORRUPTION;
577 *nt_pwd = &ntPwdHash[0];
581 /* Ensure that if we have turned off LM
582 * authentication, that we never use the LM hash, even
584 if (lpcfg_lanman_auth(lp_ctx)) {
586 num_lm = samdb_result_hashes(mem_ctx, msg, "dBCSPwd", &lmPwdHash);
589 } else if (num_lm > 1) {
590 return NT_STATUS_INTERNAL_DB_CORRUPTION;
592 *lm_pwd = &lmPwdHash[0];
601 NTSTATUS samdb_result_passwords(TALLOC_CTX *mem_ctx,
602 struct loadparm_context *lp_ctx,
603 struct ldb_message *msg,
604 struct samr_Password **lm_pwd,
605 struct samr_Password **nt_pwd)
609 acct_flags = samdb_result_acct_flags(msg,
610 "msDS-User-Account-Control-Computed");
611 /* Quit if the account was locked out. */
612 if (acct_flags & ACB_AUTOLOCK) {
613 DEBUG(3,("samdb_result_passwords: Account for user %s was locked out.\n",
614 ldb_dn_get_linearized(msg->dn)));
615 return NT_STATUS_ACCOUNT_LOCKED_OUT;
618 return samdb_result_passwords_no_lockout(mem_ctx, lp_ctx, msg,
623 pull a samr_LogonHours structutre from a result set.
625 struct samr_LogonHours samdb_result_logon_hours(TALLOC_CTX *mem_ctx, struct ldb_message *msg, const char *attr)
627 struct samr_LogonHours hours;
628 size_t units_per_week = 168;
629 const struct ldb_val *val = ldb_msg_find_ldb_val(msg, attr);
634 units_per_week = val->length * 8;
637 hours.bits = talloc_array(mem_ctx, uint8_t, units_per_week/8);
641 hours.units_per_week = units_per_week;
642 memset(hours.bits, 0xFF, units_per_week/8);
644 memcpy(hours.bits, val->data, val->length);
651 pull a set of account_flags from a result set.
653 Naturally, this requires that userAccountControl and
654 (if not null) the attributes 'attr' be already
657 uint32_t samdb_result_acct_flags(struct ldb_message *msg, const char *attr)
659 uint32_t userAccountControl = ldb_msg_find_attr_as_uint(msg, "userAccountControl", 0);
660 uint32_t attr_flags = 0;
661 uint32_t acct_flags = ds_uf2acb(userAccountControl);
663 attr_flags = ldb_msg_find_attr_as_uint(msg, attr, UF_ACCOUNTDISABLE);
664 if (attr_flags == UF_ACCOUNTDISABLE) {
665 DEBUG(0, ("Attribute %s not found, disabling account %s!\n", attr,
666 ldb_dn_get_linearized(msg->dn)));
668 acct_flags |= ds_uf2acb(attr_flags);
674 struct lsa_BinaryString samdb_result_parameters(TALLOC_CTX *mem_ctx,
675 struct ldb_message *msg,
678 struct lsa_BinaryString s;
679 const struct ldb_val *val = ldb_msg_find_ldb_val(msg, attr);
687 s.array = talloc_array(mem_ctx, uint16_t, val->length/2);
691 s.length = s.size = val->length;
692 memcpy(s.array, val->data, val->length);
697 /* Find an attribute, with a particular value */
699 /* The current callers of this function expect a very specific
700 * behaviour: In particular, objectClass subclass equivilance is not
701 * wanted. This means that we should not lookup the schema for the
702 * comparison function */
703 struct ldb_message_element *samdb_find_attribute(struct ldb_context *ldb,
704 const struct ldb_message *msg,
705 const char *name, const char *value)
708 struct ldb_message_element *el = ldb_msg_find_element(msg, name);
714 for (i=0;i<el->num_values;i++) {
715 if (ldb_attr_cmp(value, (char *)el->values[i].data) == 0) {
723 int samdb_find_or_add_attribute(struct ldb_context *ldb, struct ldb_message *msg, const char *name, const char *set_value)
725 struct ldb_message_element *el;
727 el = ldb_msg_find_element(msg, name);
732 return ldb_msg_add_string(msg, name, set_value);
736 add a dom_sid element to a message
738 int samdb_msg_add_dom_sid(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
739 const char *attr_name, const struct dom_sid *sid)
742 enum ndr_err_code ndr_err;
744 ndr_err = ndr_push_struct_blob(&v, mem_ctx,
746 (ndr_push_flags_fn_t)ndr_push_dom_sid);
747 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
748 return ldb_operr(sam_ldb);
750 return ldb_msg_add_value(msg, attr_name, &v, NULL);
755 add a delete element operation to a message
757 int samdb_msg_add_delete(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
758 const char *attr_name)
760 /* we use an empty replace rather than a delete, as it allows for
761 dsdb_replace() to be used everywhere */
762 return ldb_msg_add_empty(msg, attr_name, LDB_FLAG_MOD_REPLACE, NULL);
766 add an add attribute value to a message or enhance an existing attribute
767 which has the same name and the add flag set.
769 int samdb_msg_add_addval(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx,
770 struct ldb_message *msg, const char *attr_name,
773 struct ldb_message_element *el;
774 struct ldb_val val, *vals;
780 v = talloc_strdup(mem_ctx, value);
782 return ldb_oom(sam_ldb);
785 val.data = (uint8_t *) v;
786 val.length = strlen(v);
788 if (val.length == 0) {
789 /* allow empty strings as non-existent attributes */
793 for (i = 0; i < msg->num_elements; i++) {
794 el = &msg->elements[i];
795 if ((ldb_attr_cmp(el->name, attr_name) == 0) &&
796 (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_ADD)) {
802 ret = ldb_msg_add_empty(msg, attr_name, LDB_FLAG_MOD_ADD,
804 if (ret != LDB_SUCCESS) {
809 vals = talloc_realloc(msg->elements, el->values, struct ldb_val,
812 return ldb_oom(sam_ldb);
815 el->values[el->num_values] = val;
822 add a delete attribute value to a message or enhance an existing attribute
823 which has the same name and the delete flag set.
825 int samdb_msg_add_delval(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx,
826 struct ldb_message *msg, const char *attr_name,
829 struct ldb_message_element *el;
830 struct ldb_val val, *vals;
836 v = talloc_strdup(mem_ctx, value);
838 return ldb_oom(sam_ldb);
841 val.data = (uint8_t *) v;
842 val.length = strlen(v);
844 if (val.length == 0) {
845 /* allow empty strings as non-existent attributes */
849 for (i = 0; i < msg->num_elements; i++) {
850 el = &msg->elements[i];
851 if ((ldb_attr_cmp(el->name, attr_name) == 0) &&
852 (LDB_FLAG_MOD_TYPE(el->flags) == LDB_FLAG_MOD_DELETE)) {
858 ret = ldb_msg_add_empty(msg, attr_name, LDB_FLAG_MOD_DELETE,
860 if (ret != LDB_SUCCESS) {
865 vals = talloc_realloc(msg->elements, el->values, struct ldb_val,
868 return ldb_oom(sam_ldb);
871 el->values[el->num_values] = val;
878 add a int element to a message
880 int samdb_msg_add_int(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
881 const char *attr_name, int v)
883 const char *s = talloc_asprintf(mem_ctx, "%d", v);
885 return ldb_oom(sam_ldb);
887 return ldb_msg_add_string(msg, attr_name, s);
891 * Add an unsigned int element to a message
893 * The issue here is that we have not yet first cast to int32_t explicitly,
894 * before we cast to an signed int to printf() into the %d or cast to a
895 * int64_t before we then cast to a long long to printf into a %lld.
897 * There are *no* unsigned integers in Active Directory LDAP, even the RID
898 * allocations and ms-DS-Secondary-KrbTgt-Number are *signed* quantities.
899 * (See the schema, and the syntax definitions in schema_syntax.c).
902 int samdb_msg_add_uint(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
903 const char *attr_name, unsigned int v)
905 return samdb_msg_add_int(sam_ldb, mem_ctx, msg, attr_name, (int)v);
909 add a (signed) int64_t element to a message
911 int samdb_msg_add_int64(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
912 const char *attr_name, int64_t v)
914 const char *s = talloc_asprintf(mem_ctx, "%lld", (long long)v);
916 return ldb_oom(sam_ldb);
918 return ldb_msg_add_string(msg, attr_name, s);
922 * Add an unsigned int64_t (uint64_t) element to a message
924 * The issue here is that we have not yet first cast to int32_t explicitly,
925 * before we cast to an signed int to printf() into the %d or cast to a
926 * int64_t before we then cast to a long long to printf into a %lld.
928 * There are *no* unsigned integers in Active Directory LDAP, even the RID
929 * allocations and ms-DS-Secondary-KrbTgt-Number are *signed* quantities.
930 * (See the schema, and the syntax definitions in schema_syntax.c).
933 int samdb_msg_add_uint64(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
934 const char *attr_name, uint64_t v)
936 return samdb_msg_add_int64(sam_ldb, mem_ctx, msg, attr_name, (int64_t)v);
940 add a samr_Password element to a message
942 int samdb_msg_add_hash(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
943 const char *attr_name, const struct samr_Password *hash)
946 val.data = talloc_memdup(mem_ctx, hash->hash, 16);
948 return ldb_oom(sam_ldb);
951 return ldb_msg_add_value(msg, attr_name, &val, NULL);
955 add a samr_Password array to a message
957 int samdb_msg_add_hashes(struct ldb_context *ldb,
958 TALLOC_CTX *mem_ctx, struct ldb_message *msg,
959 const char *attr_name, struct samr_Password *hashes,
964 val.data = talloc_array_size(mem_ctx, 16, count);
965 val.length = count*16;
969 for (i=0;i<count;i++) {
970 memcpy(i*16 + (char *)val.data, hashes[i].hash, 16);
972 return ldb_msg_add_value(msg, attr_name, &val, NULL);
976 add a acct_flags element to a message
978 int samdb_msg_add_acct_flags(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
979 const char *attr_name, uint32_t v)
981 return samdb_msg_add_uint(sam_ldb, mem_ctx, msg, attr_name, ds_acb2uf(v));
985 add a logon_hours element to a message
987 int samdb_msg_add_logon_hours(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
988 const char *attr_name, struct samr_LogonHours *hours)
991 val.length = hours->units_per_week / 8;
992 val.data = hours->bits;
993 return ldb_msg_add_value(msg, attr_name, &val, NULL);
997 add a parameters element to a message
999 int samdb_msg_add_parameters(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx, struct ldb_message *msg,
1000 const char *attr_name, struct lsa_BinaryString *parameters)
1003 val.length = parameters->length;
1004 val.data = (uint8_t *)parameters->array;
1005 return ldb_msg_add_value(msg, attr_name, &val, NULL);
1009 * Sets an unsigned int element in a message
1011 * The issue here is that we have not yet first cast to int32_t explicitly,
1012 * before we cast to an signed int to printf() into the %d or cast to a
1013 * int64_t before we then cast to a long long to printf into a %lld.
1015 * There are *no* unsigned integers in Active Directory LDAP, even the RID
1016 * allocations and ms-DS-Secondary-KrbTgt-Number are *signed* quantities.
1017 * (See the schema, and the syntax definitions in schema_syntax.c).
1020 int samdb_msg_set_uint(struct ldb_context *sam_ldb, TALLOC_CTX *mem_ctx,
1021 struct ldb_message *msg, const char *attr_name,
1024 struct ldb_message_element *el;
1026 el = ldb_msg_find_element(msg, attr_name);
1030 return samdb_msg_add_uint(sam_ldb, mem_ctx, msg, attr_name, v);
1034 * Handle ldb_request in transaction
1036 static int dsdb_autotransaction_request(struct ldb_context *sam_ldb,
1037 struct ldb_request *req)
1041 ret = ldb_transaction_start(sam_ldb);
1042 if (ret != LDB_SUCCESS) {
1046 ret = ldb_request(sam_ldb, req);
1047 if (ret == LDB_SUCCESS) {
1048 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
1051 if (ret == LDB_SUCCESS) {
1052 return ldb_transaction_commit(sam_ldb);
1054 ldb_transaction_cancel(sam_ldb);
1060 return a default security descriptor
1062 struct security_descriptor *samdb_default_security_descriptor(TALLOC_CTX *mem_ctx)
1064 struct security_descriptor *sd;
1066 sd = security_descriptor_initialise(mem_ctx);
1071 struct ldb_dn *samdb_aggregate_schema_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1073 struct ldb_dn *schema_dn = ldb_get_schema_basedn(sam_ctx);
1074 struct ldb_dn *aggregate_dn;
1079 aggregate_dn = ldb_dn_copy(mem_ctx, schema_dn);
1080 if (!aggregate_dn) {
1083 if (!ldb_dn_add_child_fmt(aggregate_dn, "CN=Aggregate")) {
1086 return aggregate_dn;
1089 struct ldb_dn *samdb_partitions_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1091 struct ldb_dn *new_dn;
1093 new_dn = ldb_dn_copy(mem_ctx, ldb_get_config_basedn(sam_ctx));
1094 if ( ! ldb_dn_add_child_fmt(new_dn, "CN=Partitions")) {
1095 talloc_free(new_dn);
1101 struct ldb_dn *samdb_infrastructure_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1103 struct ldb_dn *new_dn;
1105 new_dn = ldb_dn_copy(mem_ctx, ldb_get_default_basedn(sam_ctx));
1106 if ( ! ldb_dn_add_child_fmt(new_dn, "CN=Infrastructure")) {
1107 talloc_free(new_dn);
1113 struct ldb_dn *samdb_sites_dn(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx)
1115 struct ldb_dn *new_dn;
1117 new_dn = ldb_dn_copy(mem_ctx, ldb_get_config_basedn(sam_ctx));
1118 if ( ! ldb_dn_add_child_fmt(new_dn, "CN=Sites")) {
1119 talloc_free(new_dn);
1126 work out the domain sid for the current open ldb
1128 const struct dom_sid *samdb_domain_sid(struct ldb_context *ldb)
1130 TALLOC_CTX *tmp_ctx;
1131 const struct dom_sid *domain_sid;
1132 const char *attrs[] = {
1136 struct ldb_result *res;
1139 /* see if we have a cached copy */
1140 domain_sid = (struct dom_sid *)ldb_get_opaque(ldb, "cache.domain_sid");
1145 tmp_ctx = talloc_new(ldb);
1146 if (tmp_ctx == NULL) {
1150 ret = ldb_search(ldb, tmp_ctx, &res, ldb_get_default_basedn(ldb), LDB_SCOPE_BASE, attrs, "objectSid=*");
1152 if (ret != LDB_SUCCESS) {
1156 if (res->count != 1) {
1160 domain_sid = samdb_result_dom_sid(tmp_ctx, res->msgs[0], "objectSid");
1161 if (domain_sid == NULL) {
1165 /* cache the domain_sid in the ldb */
1166 if (ldb_set_opaque(ldb, "cache.domain_sid", discard_const_p(struct dom_sid, domain_sid)) != LDB_SUCCESS) {
1170 talloc_steal(ldb, domain_sid);
1171 talloc_free(tmp_ctx);
1176 talloc_free(tmp_ctx);
1181 get domain sid from cache
1183 const struct dom_sid *samdb_domain_sid_cache_only(struct ldb_context *ldb)
1185 return (struct dom_sid *)ldb_get_opaque(ldb, "cache.domain_sid");
1188 bool samdb_set_domain_sid(struct ldb_context *ldb, const struct dom_sid *dom_sid_in)
1190 TALLOC_CTX *tmp_ctx;
1191 struct dom_sid *dom_sid_new;
1192 struct dom_sid *dom_sid_old;
1194 /* see if we have a cached copy */
1195 dom_sid_old = talloc_get_type(ldb_get_opaque(ldb,
1196 "cache.domain_sid"), struct dom_sid);
1198 tmp_ctx = talloc_new(ldb);
1199 if (tmp_ctx == NULL) {
1203 dom_sid_new = dom_sid_dup(tmp_ctx, dom_sid_in);
1208 /* cache the domain_sid in the ldb */
1209 if (ldb_set_opaque(ldb, "cache.domain_sid", dom_sid_new) != LDB_SUCCESS) {
1213 talloc_steal(ldb, dom_sid_new);
1214 talloc_free(tmp_ctx);
1215 talloc_free(dom_sid_old);
1220 DEBUG(1,("Failed to set our own cached domain SID in the ldb!\n"));
1221 talloc_free(tmp_ctx);
1225 bool samdb_set_ntds_settings_dn(struct ldb_context *ldb, struct ldb_dn *ntds_settings_dn_in)
1227 TALLOC_CTX *tmp_ctx;
1228 struct ldb_dn *ntds_settings_dn_new;
1229 struct ldb_dn *ntds_settings_dn_old;
1231 /* see if we have a forced copy from provision */
1232 ntds_settings_dn_old = talloc_get_type(ldb_get_opaque(ldb,
1233 "forced.ntds_settings_dn"), struct ldb_dn);
1235 tmp_ctx = talloc_new(ldb);
1236 if (tmp_ctx == NULL) {
1240 ntds_settings_dn_new = ldb_dn_copy(tmp_ctx, ntds_settings_dn_in);
1241 if (!ntds_settings_dn_new) {
1245 /* set the DN in the ldb to avoid lookups during provision */
1246 if (ldb_set_opaque(ldb, "forced.ntds_settings_dn", ntds_settings_dn_new) != LDB_SUCCESS) {
1250 talloc_steal(ldb, ntds_settings_dn_new);
1251 talloc_free(tmp_ctx);
1252 talloc_free(ntds_settings_dn_old);
1257 DEBUG(1,("Failed to set our NTDS Settings DN in the ldb!\n"));
1258 talloc_free(tmp_ctx);
1263 work out the ntds settings dn for the current open ldb
1265 struct ldb_dn *samdb_ntds_settings_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1267 TALLOC_CTX *tmp_ctx;
1268 const char *root_attrs[] = { "dsServiceName", NULL };
1270 struct ldb_result *root_res;
1271 struct ldb_dn *settings_dn;
1273 /* see if we have a cached copy */
1274 settings_dn = (struct ldb_dn *)ldb_get_opaque(ldb, "forced.ntds_settings_dn");
1276 return ldb_dn_copy(mem_ctx, settings_dn);
1279 tmp_ctx = talloc_new(mem_ctx);
1280 if (tmp_ctx == NULL) {
1284 ret = ldb_search(ldb, tmp_ctx, &root_res, ldb_dn_new(tmp_ctx, ldb, ""), LDB_SCOPE_BASE, root_attrs, NULL);
1285 if (ret != LDB_SUCCESS) {
1286 DEBUG(1,("Searching for dsServiceName in rootDSE failed: %s\n",
1287 ldb_errstring(ldb)));
1291 if (root_res->count != 1) {
1295 settings_dn = ldb_msg_find_attr_as_dn(ldb, tmp_ctx, root_res->msgs[0], "dsServiceName");
1297 /* note that we do not cache the DN here, as that would mean
1298 * we could not handle server renames at runtime. Only
1299 * provision sets up forced.ntds_settings_dn */
1301 talloc_steal(mem_ctx, settings_dn);
1302 talloc_free(tmp_ctx);
1307 DEBUG(1,("Failed to find our own NTDS Settings DN in the ldb!\n"));
1308 talloc_free(tmp_ctx);
1313 work out the ntds settings invocationId for the current open ldb
1315 const struct GUID *samdb_ntds_invocation_id(struct ldb_context *ldb)
1317 TALLOC_CTX *tmp_ctx;
1318 const char *attrs[] = { "invocationId", NULL };
1320 struct ldb_result *res;
1321 struct GUID *invocation_id;
1323 /* see if we have a cached copy */
1324 invocation_id = (struct GUID *)ldb_get_opaque(ldb, "cache.invocation_id");
1325 if (invocation_id) {
1326 SMB_ASSERT(!GUID_all_zero(invocation_id));
1327 return invocation_id;
1330 tmp_ctx = talloc_new(ldb);
1331 if (tmp_ctx == NULL) {
1335 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb, tmp_ctx), LDB_SCOPE_BASE, attrs, NULL);
1340 if (res->count != 1) {
1344 invocation_id = talloc(tmp_ctx, struct GUID);
1345 if (!invocation_id) {
1349 *invocation_id = samdb_result_guid(res->msgs[0], "invocationId");
1350 if (GUID_all_zero(invocation_id)) {
1351 if (ldb_msg_find_ldb_val(res->msgs[0], "invocationId")) {
1352 DEBUG(0, ("Failed to find our own NTDS Settings invocationId in the ldb!\n"));
1354 DEBUG(0, ("Failed to find parse own NTDS Settings invocationId from the ldb!\n"));
1359 /* cache the domain_sid in the ldb */
1360 if (ldb_set_opaque(ldb, "cache.invocation_id", invocation_id) != LDB_SUCCESS) {
1364 talloc_steal(ldb, invocation_id);
1365 talloc_free(tmp_ctx);
1367 return invocation_id;
1370 DEBUG(1,("Failed to find our own NTDS Settings invocationId in the ldb!\n"));
1371 talloc_free(tmp_ctx);
1375 bool samdb_set_ntds_invocation_id(struct ldb_context *ldb, const struct GUID *invocation_id_in)
1377 TALLOC_CTX *tmp_ctx;
1378 struct GUID *invocation_id_new;
1379 struct GUID *invocation_id_old;
1381 /* see if we have a cached copy */
1382 invocation_id_old = (struct GUID *)ldb_get_opaque(ldb,
1383 "cache.invocation_id");
1385 tmp_ctx = talloc_new(ldb);
1386 if (tmp_ctx == NULL) {
1390 invocation_id_new = talloc(tmp_ctx, struct GUID);
1391 if (!invocation_id_new) {
1395 SMB_ASSERT(!GUID_all_zero(invocation_id_in));
1396 *invocation_id_new = *invocation_id_in;
1398 /* cache the domain_sid in the ldb */
1399 if (ldb_set_opaque(ldb, "cache.invocation_id", invocation_id_new) != LDB_SUCCESS) {
1403 talloc_steal(ldb, invocation_id_new);
1404 talloc_free(tmp_ctx);
1405 talloc_free(invocation_id_old);
1410 DEBUG(1,("Failed to set our own cached invocationId in the ldb!\n"));
1411 talloc_free(tmp_ctx);
1416 work out the ntds settings objectGUID for the current open ldb
1418 const struct GUID *samdb_ntds_objectGUID(struct ldb_context *ldb)
1420 TALLOC_CTX *tmp_ctx;
1421 const char *attrs[] = { "objectGUID", NULL };
1423 struct ldb_result *res;
1424 struct GUID *ntds_guid;
1426 /* see if we have a cached copy */
1427 ntds_guid = (struct GUID *)ldb_get_opaque(ldb, "cache.ntds_guid");
1432 tmp_ctx = talloc_new(ldb);
1433 if (tmp_ctx == NULL) {
1437 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb, tmp_ctx), LDB_SCOPE_BASE, attrs, NULL);
1442 if (res->count != 1) {
1446 ntds_guid = talloc(tmp_ctx, struct GUID);
1451 *ntds_guid = samdb_result_guid(res->msgs[0], "objectGUID");
1453 /* cache the domain_sid in the ldb */
1454 if (ldb_set_opaque(ldb, "cache.ntds_guid", ntds_guid) != LDB_SUCCESS) {
1458 talloc_steal(ldb, ntds_guid);
1459 talloc_free(tmp_ctx);
1464 DEBUG(1,("Failed to find our own NTDS Settings objectGUID in the ldb!\n"));
1465 talloc_free(tmp_ctx);
1469 bool samdb_set_ntds_objectGUID(struct ldb_context *ldb, const struct GUID *ntds_guid_in)
1471 TALLOC_CTX *tmp_ctx;
1472 struct GUID *ntds_guid_new;
1473 struct GUID *ntds_guid_old;
1475 /* see if we have a cached copy */
1476 ntds_guid_old = (struct GUID *)ldb_get_opaque(ldb, "cache.ntds_guid");
1478 tmp_ctx = talloc_new(ldb);
1479 if (tmp_ctx == NULL) {
1483 ntds_guid_new = talloc(tmp_ctx, struct GUID);
1484 if (!ntds_guid_new) {
1488 *ntds_guid_new = *ntds_guid_in;
1490 /* cache the domain_sid in the ldb */
1491 if (ldb_set_opaque(ldb, "cache.ntds_guid", ntds_guid_new) != LDB_SUCCESS) {
1495 talloc_steal(ldb, ntds_guid_new);
1496 talloc_free(tmp_ctx);
1497 talloc_free(ntds_guid_old);
1502 DEBUG(1,("Failed to set our own cached invocationId in the ldb!\n"));
1503 talloc_free(tmp_ctx);
1508 work out the server dn for the current open ldb
1510 struct ldb_dn *samdb_server_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1512 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
1517 dn = ldb_dn_get_parent(mem_ctx, samdb_ntds_settings_dn(ldb, tmp_ctx));
1518 talloc_free(tmp_ctx);
1524 work out the server dn for the current open ldb
1526 struct ldb_dn *samdb_server_site_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1528 struct ldb_dn *server_dn;
1529 struct ldb_dn *servers_dn;
1530 struct ldb_dn *server_site_dn;
1532 /* TODO: there must be a saner way to do this!! */
1533 server_dn = samdb_server_dn(ldb, mem_ctx);
1534 if (!server_dn) return NULL;
1536 servers_dn = ldb_dn_get_parent(mem_ctx, server_dn);
1537 talloc_free(server_dn);
1538 if (!servers_dn) return NULL;
1540 server_site_dn = ldb_dn_get_parent(mem_ctx, servers_dn);
1541 talloc_free(servers_dn);
1543 return server_site_dn;
1547 find the site name from a computers DN record
1549 int samdb_find_site_for_computer(struct ldb_context *ldb,
1550 TALLOC_CTX *mem_ctx, struct ldb_dn *computer_dn,
1551 const char **site_name)
1555 const struct ldb_val *rdn_val;
1559 ret = samdb_reference_dn(ldb, mem_ctx, computer_dn, "serverReferenceBL", &dn);
1560 if (ret != LDB_SUCCESS) {
1564 if (!ldb_dn_remove_child_components(dn, 2)) {
1566 return LDB_ERR_INVALID_DN_SYNTAX;
1569 rdn_val = ldb_dn_get_rdn_val(dn);
1570 if (rdn_val == NULL) {
1571 return LDB_ERR_OPERATIONS_ERROR;
1574 (*site_name) = talloc_strndup(mem_ctx, (const char *)rdn_val->data, rdn_val->length);
1577 return LDB_ERR_OPERATIONS_ERROR;
1583 find the NTDS GUID from a computers DN record
1585 int samdb_find_ntdsguid_for_computer(struct ldb_context *ldb, struct ldb_dn *computer_dn,
1586 struct GUID *ntds_guid)
1591 *ntds_guid = GUID_zero();
1593 ret = samdb_reference_dn(ldb, ldb, computer_dn, "serverReferenceBL", &dn);
1594 if (ret != LDB_SUCCESS) {
1598 if (!ldb_dn_add_child_fmt(dn, "CN=NTDS Settings")) {
1600 return LDB_ERR_OPERATIONS_ERROR;
1603 ret = dsdb_find_guid_by_dn(ldb, dn, ntds_guid);
1609 find a 'reference' DN that points at another object
1610 (eg. serverReference, rIDManagerReference etc)
1612 int samdb_reference_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn *base,
1613 const char *attribute, struct ldb_dn **dn)
1615 const char *attrs[2];
1616 struct ldb_result *res;
1619 attrs[0] = attribute;
1622 ret = dsdb_search(ldb, mem_ctx, &res, base, LDB_SCOPE_BASE, attrs, DSDB_SEARCH_ONE_ONLY|DSDB_SEARCH_SHOW_EXTENDED_DN, NULL);
1623 if (ret != LDB_SUCCESS) {
1624 ldb_asprintf_errstring(ldb, "Cannot find DN %s to get attribute %s for reference dn: %s",
1625 ldb_dn_get_linearized(base), attribute, ldb_errstring(ldb));
1629 *dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx, res->msgs[0], attribute);
1631 if (!ldb_msg_find_element(res->msgs[0], attribute)) {
1632 ldb_asprintf_errstring(ldb, "Cannot find attribute %s of %s to calculate reference dn", attribute,
1633 ldb_dn_get_linearized(base));
1635 ldb_asprintf_errstring(ldb, "Cannot interpret attribute %s of %s as a dn", attribute,
1636 ldb_dn_get_linearized(base));
1639 return LDB_ERR_NO_SUCH_ATTRIBUTE;
1647 find if a DN (must have GUID component!) is our ntdsDsa
1649 int samdb_dn_is_our_ntdsa(struct ldb_context *ldb, struct ldb_dn *dn, bool *is_ntdsa)
1652 struct GUID dn_guid;
1653 const struct GUID *our_ntds_guid;
1654 status = dsdb_get_extended_dn_guid(dn, &dn_guid, "GUID");
1655 if (!NT_STATUS_IS_OK(status)) {
1656 return LDB_ERR_OPERATIONS_ERROR;
1659 our_ntds_guid = samdb_ntds_objectGUID(ldb);
1660 if (!our_ntds_guid) {
1661 DEBUG(0, ("Failed to find our NTDS Settings GUID for comparison with %s - %s\n", ldb_dn_get_linearized(dn), ldb_errstring(ldb)));
1662 return LDB_ERR_OPERATIONS_ERROR;
1665 *is_ntdsa = GUID_equal(&dn_guid, our_ntds_guid);
1670 find a 'reference' DN that points at another object and indicate if it is our ntdsDsa
1672 int samdb_reference_dn_is_our_ntdsa(struct ldb_context *ldb, struct ldb_dn *base,
1673 const char *attribute, bool *is_ntdsa)
1676 struct ldb_dn *referenced_dn;
1677 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
1678 if (tmp_ctx == NULL) {
1679 return LDB_ERR_OPERATIONS_ERROR;
1681 ret = samdb_reference_dn(ldb, tmp_ctx, base, attribute, &referenced_dn);
1682 if (ret != LDB_SUCCESS) {
1683 DEBUG(0, ("Failed to find object %s for attribute %s - %s\n", ldb_dn_get_linearized(base), attribute, ldb_errstring(ldb)));
1687 ret = samdb_dn_is_our_ntdsa(ldb, referenced_dn, is_ntdsa);
1689 talloc_free(tmp_ctx);
1694 find our machine account via the serverReference attribute in the
1697 int samdb_server_reference_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1699 struct ldb_dn *server_dn;
1702 server_dn = samdb_server_dn(ldb, mem_ctx);
1703 if (server_dn == NULL) {
1704 return LDB_ERR_NO_SUCH_OBJECT;
1707 ret = samdb_reference_dn(ldb, mem_ctx, server_dn, "serverReference", dn);
1708 talloc_free(server_dn);
1714 find the RID Manager$ DN via the rIDManagerReference attribute in the
1717 int samdb_rid_manager_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1719 return samdb_reference_dn(ldb, mem_ctx, ldb_get_default_basedn(ldb),
1720 "rIDManagerReference", dn);
1724 find the RID Set DN via the rIDSetReferences attribute in our
1727 int samdb_rid_set_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn **dn)
1729 struct ldb_dn *server_ref_dn;
1732 ret = samdb_server_reference_dn(ldb, mem_ctx, &server_ref_dn);
1733 if (ret != LDB_SUCCESS) {
1736 ret = samdb_reference_dn(ldb, mem_ctx, server_ref_dn, "rIDSetReferences", dn);
1737 talloc_free(server_ref_dn);
1741 const char *samdb_server_site_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
1743 const struct ldb_val *val = ldb_dn_get_rdn_val(samdb_server_site_dn(ldb,
1750 return (const char *) val->data;
1754 * Finds the client site by using the client's IP address.
1755 * The "subnet_name" returns the name of the subnet if parameter != NULL
1757 const char *samdb_client_site_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
1758 const char *ip_address, char **subnet_name)
1760 const char *attrs[] = { "cn", "siteObject", NULL };
1761 struct ldb_dn *sites_container_dn, *subnets_dn, *sites_dn;
1762 struct ldb_result *res;
1763 const struct ldb_val *val;
1764 const char *site_name = NULL, *l_subnet_name = NULL;
1765 const char *allow_list[2] = { NULL, NULL };
1766 unsigned int i, count;
1770 * if we don't have a client ip e.g. ncalrpc
1771 * the server site is the client site
1773 if (ip_address == NULL) {
1774 return samdb_server_site_name(ldb, mem_ctx);
1777 sites_container_dn = samdb_sites_dn(ldb, mem_ctx);
1778 if (sites_container_dn == NULL) {
1782 subnets_dn = ldb_dn_copy(mem_ctx, sites_container_dn);
1783 if ( ! ldb_dn_add_child_fmt(subnets_dn, "CN=Subnets")) {
1784 talloc_free(sites_container_dn);
1785 talloc_free(subnets_dn);
1789 ret = ldb_search(ldb, mem_ctx, &res, subnets_dn, LDB_SCOPE_ONELEVEL,
1791 if (ret == LDB_ERR_NO_SUCH_OBJECT) {
1793 } else if (ret != LDB_SUCCESS) {
1794 talloc_free(sites_container_dn);
1795 talloc_free(subnets_dn);
1801 for (i = 0; i < count; i++) {
1802 l_subnet_name = ldb_msg_find_attr_as_string(res->msgs[i], "cn",
1805 allow_list[0] = l_subnet_name;
1807 if (socket_allow_access(mem_ctx, NULL, allow_list, "", ip_address)) {
1808 sites_dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx,
1811 if (sites_dn == NULL) {
1812 /* No reference, maybe another subnet matches */
1816 /* "val" cannot be NULL here since "sites_dn" != NULL */
1817 val = ldb_dn_get_rdn_val(sites_dn);
1818 site_name = talloc_strdup(mem_ctx,
1819 (const char *) val->data);
1821 talloc_free(sites_dn);
1827 if (site_name == NULL) {
1828 /* This is the Windows Server fallback rule: when no subnet
1829 * exists and we have only one site available then use it (it
1830 * is for sure the same as our server site). If more sites do
1831 * exist then we don't know which one to use and set the site
1833 cnt = samdb_search_count(ldb, mem_ctx, sites_container_dn,
1834 "(objectClass=site)");
1836 site_name = samdb_server_site_name(ldb, mem_ctx);
1838 site_name = talloc_strdup(mem_ctx, "");
1840 l_subnet_name = NULL;
1843 if (subnet_name != NULL) {
1844 *subnet_name = talloc_strdup(mem_ctx, l_subnet_name);
1847 talloc_free(sites_container_dn);
1848 talloc_free(subnets_dn);
1855 work out if we are the PDC for the domain of the current open ldb
1857 bool samdb_is_pdc(struct ldb_context *ldb)
1862 ret = samdb_reference_dn_is_our_ntdsa(ldb, ldb_get_default_basedn(ldb), "fsmoRoleOwner",
1864 if (ret != LDB_SUCCESS) {
1865 DEBUG(1,("Failed to find if we are the PDC for this ldb: Searching for fSMORoleOwner in %s failed: %s\n",
1866 ldb_dn_get_linearized(ldb_get_default_basedn(ldb)),
1867 ldb_errstring(ldb)));
1875 work out if we are a Global Catalog server for the domain of the current open ldb
1877 bool samdb_is_gc(struct ldb_context *ldb)
1880 if (samdb_ntds_options(ldb, &options) != LDB_SUCCESS) {
1883 return (options & DS_NTDSDSA_OPT_IS_GC) != 0;
1886 /* Find a domain object in the parents of a particular DN. */
1887 int samdb_search_for_parent_domain(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
1888 struct ldb_dn **parent_dn, const char **errstring)
1890 TALLOC_CTX *local_ctx;
1891 struct ldb_dn *sdn = dn;
1892 struct ldb_result *res = NULL;
1893 int ret = LDB_SUCCESS;
1894 const char *attrs[] = { NULL };
1896 local_ctx = talloc_new(mem_ctx);
1897 if (local_ctx == NULL) return ldb_oom(ldb);
1899 while ((sdn = ldb_dn_get_parent(local_ctx, sdn))) {
1900 ret = ldb_search(ldb, local_ctx, &res, sdn, LDB_SCOPE_BASE, attrs,
1901 "(|(objectClass=domain)(objectClass=builtinDomain))");
1902 if (ret == LDB_SUCCESS) {
1903 if (res->count == 1) {
1911 if (ret != LDB_SUCCESS) {
1912 *errstring = talloc_asprintf(mem_ctx, "Error searching for parent domain of %s, failed searching for %s: %s",
1913 ldb_dn_get_linearized(dn),
1914 ldb_dn_get_linearized(sdn),
1915 ldb_errstring(ldb));
1916 talloc_free(local_ctx);
1919 if (res->count != 1) {
1920 *errstring = talloc_asprintf(mem_ctx, "Invalid dn (%s), not child of a domain object",
1921 ldb_dn_get_linearized(dn));
1922 DEBUG(0,(__location__ ": %s\n", *errstring));
1923 talloc_free(local_ctx);
1924 return LDB_ERR_CONSTRAINT_VIOLATION;
1927 *parent_dn = talloc_steal(mem_ctx, res->msgs[0]->dn);
1928 talloc_free(local_ctx);
1934 * Performs checks on a user password (plaintext UNIX format - attribute
1935 * "password"). The remaining parameters have to be extracted from the domain
1938 * Result codes from "enum samr_ValidationStatus" (consider "samr.idl")
1940 enum samr_ValidationStatus samdb_check_password(const DATA_BLOB *utf8_blob,
1941 const uint32_t pwdProperties,
1942 const uint32_t minPwdLength)
1944 const char *utf8_pw = (const char *)utf8_blob->data;
1945 size_t utf8_len = strlen_m(utf8_pw);
1947 /* checks if the "minPwdLength" property is satisfied */
1948 if (minPwdLength > utf8_len) {
1949 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
1952 /* checks the password complexity */
1953 if (!(pwdProperties & DOMAIN_PASSWORD_COMPLEX)) {
1954 return SAMR_VALIDATION_STATUS_SUCCESS;
1957 if (utf8_len == 0) {
1958 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
1961 if (!check_password_quality(utf8_pw)) {
1962 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
1965 return SAMR_VALIDATION_STATUS_SUCCESS;
1969 * Callback for "samdb_set_password" password change
1971 int samdb_set_password_callback(struct ldb_request *req, struct ldb_reply *ares)
1976 return ldb_request_done(req, LDB_ERR_OPERATIONS_ERROR);
1979 if (ares->error != LDB_SUCCESS) {
1981 req->context = talloc_steal(req,
1982 ldb_reply_get_control(ares, DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID));
1984 return ldb_request_done(req, ret);
1987 if (ares->type != LDB_REPLY_DONE) {
1989 return ldb_request_done(req, LDB_ERR_OPERATIONS_ERROR);
1992 req->context = talloc_steal(req,
1993 ldb_reply_get_control(ares, DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID));
1995 return ldb_request_done(req, LDB_SUCCESS);
1999 * Sets the user password using plaintext UTF16 (attribute "new_password") or
2000 * LM (attribute "lmNewHash") or NT (attribute "ntNewHash") hash. Also pass
2001 * the old LM and/or NT hash (attributes "lmOldHash"/"ntOldHash") if it is a
2002 * user change or not. The "rejectReason" gives some more information if the
2005 * Results: NT_STATUS_OK, NT_STATUS_INVALID_PARAMETER, NT_STATUS_UNSUCCESSFUL,
2006 * NT_STATUS_WRONG_PASSWORD, NT_STATUS_PASSWORD_RESTRICTION
2008 NTSTATUS samdb_set_password(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
2009 struct ldb_dn *user_dn, struct ldb_dn *domain_dn,
2010 const DATA_BLOB *new_password,
2011 const struct samr_Password *lmNewHash,
2012 const struct samr_Password *ntNewHash,
2013 const struct samr_Password *lmOldHash,
2014 const struct samr_Password *ntOldHash,
2015 enum samPwdChangeReason *reject_reason,
2016 struct samr_DomInfo1 **_dominfo)
2018 struct ldb_message *msg;
2019 struct ldb_message_element *el;
2020 struct ldb_request *req;
2021 struct dsdb_control_password_change_status *pwd_stat = NULL;
2023 bool hash_values = false;
2024 NTSTATUS status = NT_STATUS_OK;
2026 #define CHECK_RET(x) \
2027 if (x != LDB_SUCCESS) { \
2029 return NT_STATUS_NO_MEMORY; \
2032 msg = ldb_msg_new(mem_ctx);
2034 return NT_STATUS_NO_MEMORY;
2037 if ((new_password != NULL)
2038 && ((lmNewHash == NULL) && (ntNewHash == NULL))) {
2039 /* we have the password as plaintext UTF16 */
2040 CHECK_RET(ldb_msg_add_value(msg, "clearTextPassword",
2041 new_password, NULL));
2042 el = ldb_msg_find_element(msg, "clearTextPassword");
2043 el->flags = LDB_FLAG_MOD_REPLACE;
2044 } else if ((new_password == NULL)
2045 && ((lmNewHash != NULL) || (ntNewHash != NULL))) {
2046 /* we have a password as LM and/or NT hash */
2047 if (lmNewHash != NULL) {
2048 CHECK_RET(samdb_msg_add_hash(ldb, mem_ctx, msg,
2049 "dBCSPwd", lmNewHash));
2050 el = ldb_msg_find_element(msg, "dBCSPwd");
2051 el->flags = LDB_FLAG_MOD_REPLACE;
2053 if (ntNewHash != NULL) {
2054 CHECK_RET(samdb_msg_add_hash(ldb, mem_ctx, msg,
2055 "unicodePwd", ntNewHash));
2056 el = ldb_msg_find_element(msg, "unicodePwd");
2057 el->flags = LDB_FLAG_MOD_REPLACE;
2061 /* the password wasn't specified correctly */
2063 return NT_STATUS_INVALID_PARAMETER;
2066 /* build modify request */
2067 ret = ldb_build_mod_req(&req, ldb, mem_ctx, msg, NULL, NULL,
2068 samdb_set_password_callback, NULL);
2069 if (ret != LDB_SUCCESS) {
2071 return NT_STATUS_NO_MEMORY;
2074 /* A password change operation */
2075 if ((ntOldHash != NULL) || (lmOldHash != NULL)) {
2076 struct dsdb_control_password_change *change;
2078 change = talloc(req, struct dsdb_control_password_change);
2079 if (change == NULL) {
2082 return NT_STATUS_NO_MEMORY;
2085 change->old_nt_pwd_hash = ntOldHash;
2086 change->old_lm_pwd_hash = lmOldHash;
2088 ret = ldb_request_add_control(req,
2089 DSDB_CONTROL_PASSWORD_CHANGE_OID,
2091 if (ret != LDB_SUCCESS) {
2094 return NT_STATUS_NO_MEMORY;
2098 ret = ldb_request_add_control(req,
2099 DSDB_CONTROL_PASSWORD_HASH_VALUES_OID,
2101 if (ret != LDB_SUCCESS) {
2104 return NT_STATUS_NO_MEMORY;
2107 ret = ldb_request_add_control(req,
2108 DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID,
2110 if (ret != LDB_SUCCESS) {
2113 return NT_STATUS_NO_MEMORY;
2116 ret = dsdb_autotransaction_request(ldb, req);
2118 if (req->context != NULL) {
2119 pwd_stat = talloc_steal(mem_ctx,
2120 ((struct ldb_control *)req->context)->data);
2126 /* Sets the domain info (if requested) */
2127 if (_dominfo != NULL) {
2128 struct samr_DomInfo1 *dominfo;
2130 dominfo = talloc_zero(mem_ctx, struct samr_DomInfo1);
2131 if (dominfo == NULL) {
2132 return NT_STATUS_NO_MEMORY;
2135 if (pwd_stat != NULL) {
2136 dominfo->min_password_length = pwd_stat->domain_data.minPwdLength;
2137 dominfo->password_properties = pwd_stat->domain_data.pwdProperties;
2138 dominfo->password_history_length = pwd_stat->domain_data.pwdHistoryLength;
2139 dominfo->max_password_age = pwd_stat->domain_data.maxPwdAge;
2140 dominfo->min_password_age = pwd_stat->domain_data.minPwdAge;
2143 *_dominfo = dominfo;
2146 if (reject_reason != NULL) {
2147 if (pwd_stat != NULL) {
2148 *reject_reason = pwd_stat->reject_reason;
2150 *reject_reason = SAM_PWD_CHANGE_NO_ERROR;
2154 if (pwd_stat != NULL) {
2155 talloc_free(pwd_stat);
2158 if (ret == LDB_ERR_CONSTRAINT_VIOLATION) {
2159 const char *errmsg = ldb_errstring(ldb);
2160 char *endptr = NULL;
2161 WERROR werr = WERR_GENERAL_FAILURE;
2162 status = NT_STATUS_UNSUCCESSFUL;
2163 if (errmsg != NULL) {
2164 werr = W_ERROR(strtol(errmsg, &endptr, 16));
2166 if (endptr != errmsg) {
2167 if (W_ERROR_EQUAL(werr, WERR_INVALID_PASSWORD)) {
2168 status = NT_STATUS_WRONG_PASSWORD;
2170 if (W_ERROR_EQUAL(werr, WERR_PASSWORD_RESTRICTION)) {
2171 status = NT_STATUS_PASSWORD_RESTRICTION;
2174 } else if (ret == LDB_ERR_NO_SUCH_OBJECT) {
2175 /* don't let the caller know if an account doesn't exist */
2176 status = NT_STATUS_WRONG_PASSWORD;
2177 } else if (ret != LDB_SUCCESS) {
2178 status = NT_STATUS_UNSUCCESSFUL;
2185 * Sets the user password using plaintext UTF16 (attribute "new_password") or
2186 * LM (attribute "lmNewHash") or NT (attribute "ntNewHash") hash. Also pass
2187 * the old LM and/or NT hash (attributes "lmOldHash"/"ntOldHash") if it is a
2188 * user change or not. The "rejectReason" gives some more information if the
2191 * This wrapper function for "samdb_set_password" takes a SID as input rather
2194 * This call encapsulates a new LDB transaction for changing the password;
2195 * therefore the user hasn't to start a new one.
2197 * Results: NT_STATUS_OK, NT_STATUS_INTERNAL_DB_CORRUPTION,
2198 * NT_STATUS_INVALID_PARAMETER, NT_STATUS_UNSUCCESSFUL,
2199 * NT_STATUS_WRONG_PASSWORD, NT_STATUS_PASSWORD_RESTRICTION,
2200 * NT_STATUS_TRANSACTION_ABORTED, NT_STATUS_NO_SUCH_USER
2202 NTSTATUS samdb_set_password_sid(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
2203 const struct dom_sid *user_sid,
2204 const DATA_BLOB *new_password,
2205 const struct samr_Password *lmNewHash,
2206 const struct samr_Password *ntNewHash,
2207 const struct samr_Password *lmOldHash,
2208 const struct samr_Password *ntOldHash,
2209 enum samPwdChangeReason *reject_reason,
2210 struct samr_DomInfo1 **_dominfo)
2213 struct ldb_dn *user_dn;
2216 ret = ldb_transaction_start(ldb);
2217 if (ret != LDB_SUCCESS) {
2218 DEBUG(1, ("Failed to start transaction: %s\n", ldb_errstring(ldb)));
2219 return NT_STATUS_TRANSACTION_ABORTED;
2222 user_dn = samdb_search_dn(ldb, mem_ctx, NULL,
2223 "(&(objectSid=%s)(objectClass=user))",
2224 ldap_encode_ndr_dom_sid(mem_ctx, user_sid));
2226 ldb_transaction_cancel(ldb);
2227 DEBUG(3, ("samdb_set_password_sid: SID %s not found in samdb, returning NO_SUCH_USER\n",
2228 dom_sid_string(mem_ctx, user_sid)));
2229 return NT_STATUS_NO_SUCH_USER;
2232 nt_status = samdb_set_password(ldb, mem_ctx,
2235 lmNewHash, ntNewHash,
2236 lmOldHash, ntOldHash,
2237 reject_reason, _dominfo);
2238 if (!NT_STATUS_IS_OK(nt_status)) {
2239 ldb_transaction_cancel(ldb);
2240 talloc_free(user_dn);
2244 ret = ldb_transaction_commit(ldb);
2245 if (ret != LDB_SUCCESS) {
2246 DEBUG(0,("Failed to commit transaction to change password on %s: %s\n",
2247 ldb_dn_get_linearized(user_dn),
2248 ldb_errstring(ldb)));
2249 talloc_free(user_dn);
2250 return NT_STATUS_TRANSACTION_ABORTED;
2253 talloc_free(user_dn);
2254 return NT_STATUS_OK;
2258 NTSTATUS samdb_create_foreign_security_principal(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
2259 struct dom_sid *sid, struct ldb_dn **ret_dn)
2261 struct ldb_message *msg;
2262 struct ldb_dn *basedn;
2266 sidstr = dom_sid_string(mem_ctx, sid);
2267 NT_STATUS_HAVE_NO_MEMORY(sidstr);
2269 /* We might have to create a ForeignSecurityPrincipal, even if this user
2270 * is in our own domain */
2272 msg = ldb_msg_new(sidstr);
2274 talloc_free(sidstr);
2275 return NT_STATUS_NO_MEMORY;
2278 ret = dsdb_wellknown_dn(sam_ctx, sidstr,
2279 ldb_get_default_basedn(sam_ctx),
2280 DS_GUID_FOREIGNSECURITYPRINCIPALS_CONTAINER,
2282 if (ret != LDB_SUCCESS) {
2283 DEBUG(0, ("Failed to find DN for "
2284 "ForeignSecurityPrincipal container - %s\n", ldb_errstring(sam_ctx)));
2285 talloc_free(sidstr);
2286 return NT_STATUS_INTERNAL_DB_CORRUPTION;
2289 /* add core elements to the ldb_message for the alias */
2291 if ( ! ldb_dn_add_child_fmt(msg->dn, "CN=%s", sidstr)) {
2292 talloc_free(sidstr);
2293 return NT_STATUS_NO_MEMORY;
2296 ret = ldb_msg_add_string(msg, "objectClass",
2297 "foreignSecurityPrincipal");
2298 if (ret != LDB_SUCCESS) {
2299 talloc_free(sidstr);
2300 return NT_STATUS_NO_MEMORY;
2303 /* create the alias */
2304 ret = ldb_add(sam_ctx, msg);
2305 if (ret != LDB_SUCCESS) {
2306 DEBUG(0,("Failed to create foreignSecurityPrincipal "
2308 ldb_dn_get_linearized(msg->dn),
2309 ldb_errstring(sam_ctx)));
2310 talloc_free(sidstr);
2311 return NT_STATUS_INTERNAL_DB_CORRUPTION;
2314 *ret_dn = talloc_steal(mem_ctx, msg->dn);
2315 talloc_free(sidstr);
2317 return NT_STATUS_OK;
2322 Find the DN of a domain, assuming it to be a dotted.dns name
2325 struct ldb_dn *samdb_dns_domain_to_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, const char *dns_domain)
2328 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2329 const char *binary_encoded;
2330 const char * const *split_realm;
2337 split_realm = (const char * const *)str_list_make(tmp_ctx, dns_domain, ".");
2339 talloc_free(tmp_ctx);
2342 dn = ldb_dn_new(mem_ctx, ldb, NULL);
2343 for (i=0; split_realm[i]; i++) {
2344 binary_encoded = ldb_binary_encode_string(tmp_ctx, split_realm[i]);
2345 if (!ldb_dn_add_base_fmt(dn, "dc=%s", binary_encoded)) {
2346 DEBUG(2, ("Failed to add dc=%s element to DN %s\n",
2347 binary_encoded, ldb_dn_get_linearized(dn)));
2348 talloc_free(tmp_ctx);
2352 if (!ldb_dn_validate(dn)) {
2353 DEBUG(2, ("Failed to validated DN %s\n",
2354 ldb_dn_get_linearized(dn)));
2355 talloc_free(tmp_ctx);
2358 talloc_free(tmp_ctx);
2364 Find the DNS equivalent of a DN, in dotted DNS form
2366 char *samdb_dn_to_dns_domain(TALLOC_CTX *mem_ctx, struct ldb_dn *dn)
2368 int i, num_components = ldb_dn_get_comp_num(dn);
2369 char *dns_name = talloc_strdup(mem_ctx, "");
2370 if (dns_name == NULL) {
2374 for (i=0; i<num_components; i++) {
2375 const struct ldb_val *v = ldb_dn_get_component_val(dn, i);
2378 talloc_free(dns_name);
2381 s = talloc_asprintf_append_buffer(dns_name, "%*.*s.",
2382 (int)v->length, (int)v->length, (char *)v->data);
2384 talloc_free(dns_name);
2390 /* remove the last '.' */
2391 if (dns_name[0] != 0) {
2392 dns_name[strlen(dns_name)-1] = 0;
2399 Find the DNS _msdcs name for a given NTDS GUID. The resulting DNS
2400 name is based on the forest DNS name
2402 char *samdb_ntds_msdcs_dns_name(struct ldb_context *samdb,
2403 TALLOC_CTX *mem_ctx,
2404 const struct GUID *ntds_guid)
2406 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2407 const char *guid_str;
2408 struct ldb_dn *forest_dn;
2409 const char *dnsforest;
2412 guid_str = GUID_string(tmp_ctx, ntds_guid);
2413 if (guid_str == NULL) {
2414 talloc_free(tmp_ctx);
2417 forest_dn = ldb_get_root_basedn(samdb);
2418 if (forest_dn == NULL) {
2419 talloc_free(tmp_ctx);
2422 dnsforest = samdb_dn_to_dns_domain(tmp_ctx, forest_dn);
2423 if (dnsforest == NULL) {
2424 talloc_free(tmp_ctx);
2427 ret = talloc_asprintf(mem_ctx, "%s._msdcs.%s", guid_str, dnsforest);
2428 talloc_free(tmp_ctx);
2434 Find the DN of a domain, be it the netbios or DNS name
2436 struct ldb_dn *samdb_domain_to_dn(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
2437 const char *domain_name)
2439 const char * const domain_ref_attrs[] = {
2442 const char * const domain_ref2_attrs[] = {
2445 struct ldb_result *res_domain_ref;
2446 char *escaped_domain = ldb_binary_encode_string(mem_ctx, domain_name);
2447 /* find the domain's DN */
2448 int ret_domain = ldb_search(ldb, mem_ctx,
2450 samdb_partitions_dn(ldb, mem_ctx),
2453 "(&(nETBIOSName=%s)(objectclass=crossRef))",
2455 if (ret_domain != LDB_SUCCESS) {
2459 if (res_domain_ref->count == 0) {
2460 ret_domain = ldb_search(ldb, mem_ctx,
2462 samdb_dns_domain_to_dn(ldb, mem_ctx, domain_name),
2465 "(objectclass=domain)");
2466 if (ret_domain != LDB_SUCCESS) {
2470 if (res_domain_ref->count == 1) {
2471 return res_domain_ref->msgs[0]->dn;
2476 if (res_domain_ref->count > 1) {
2477 DEBUG(0,("Found %d records matching domain [%s]\n",
2478 ret_domain, domain_name));
2482 return samdb_result_dn(ldb, mem_ctx, res_domain_ref->msgs[0], "nCName", NULL);
2488 use a GUID to find a DN
2490 int dsdb_find_dn_by_guid(struct ldb_context *ldb,
2491 TALLOC_CTX *mem_ctx,
2492 const struct GUID *guid,
2493 uint32_t dsdb_flags,
2497 struct ldb_result *res;
2498 const char *attrs[] = { NULL };
2499 char *guid_str = GUID_string(mem_ctx, guid);
2502 return ldb_operr(ldb);
2505 ret = dsdb_search(ldb, mem_ctx, &res, NULL, LDB_SCOPE_SUBTREE, attrs,
2506 DSDB_SEARCH_SEARCH_ALL_PARTITIONS |
2507 DSDB_SEARCH_SHOW_EXTENDED_DN |
2508 DSDB_SEARCH_ONE_ONLY | dsdb_flags,
2509 "objectGUID=%s", guid_str);
2510 talloc_free(guid_str);
2511 if (ret != LDB_SUCCESS) {
2515 *dn = talloc_steal(mem_ctx, res->msgs[0]->dn);
2522 use a DN to find a GUID with a given attribute name
2524 int dsdb_find_guid_attr_by_dn(struct ldb_context *ldb,
2525 struct ldb_dn *dn, const char *attribute,
2529 struct ldb_result *res;
2530 const char *attrs[2];
2531 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2533 attrs[0] = attribute;
2536 ret = dsdb_search_dn(ldb, tmp_ctx, &res, dn, attrs,
2537 DSDB_SEARCH_SHOW_DELETED |
2538 DSDB_SEARCH_SHOW_RECYCLED);
2539 if (ret != LDB_SUCCESS) {
2540 talloc_free(tmp_ctx);
2543 if (res->count < 1) {
2544 talloc_free(tmp_ctx);
2545 return LDB_ERR_NO_SUCH_OBJECT;
2547 *guid = samdb_result_guid(res->msgs[0], attribute);
2548 talloc_free(tmp_ctx);
2553 use a DN to find a GUID
2555 int dsdb_find_guid_by_dn(struct ldb_context *ldb,
2556 struct ldb_dn *dn, struct GUID *guid)
2558 return dsdb_find_guid_attr_by_dn(ldb, dn, "objectGUID", guid);
2564 adds the given GUID to the given ldb_message. This value is added
2565 for the given attr_name (may be either "objectGUID" or "parentGUID").
2567 int dsdb_msg_add_guid(struct ldb_message *msg,
2569 const char *attr_name)
2574 TALLOC_CTX *tmp_ctx = talloc_init("dsdb_msg_add_guid");
2576 status = GUID_to_ndr_blob(guid, tmp_ctx, &v);
2577 if (!NT_STATUS_IS_OK(status)) {
2578 ret = LDB_ERR_OPERATIONS_ERROR;
2582 ret = ldb_msg_add_steal_value(msg, attr_name, &v);
2583 if (ret != LDB_SUCCESS) {
2584 DEBUG(4,(__location__ ": Failed to add %s to the message\n",
2592 talloc_free(tmp_ctx);
2599 use a DN to find a SID
2601 int dsdb_find_sid_by_dn(struct ldb_context *ldb,
2602 struct ldb_dn *dn, struct dom_sid *sid)
2605 struct ldb_result *res;
2606 const char *attrs[] = { "objectSid", NULL };
2607 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2612 ret = dsdb_search_dn(ldb, tmp_ctx, &res, dn, attrs,
2613 DSDB_SEARCH_SHOW_DELETED |
2614 DSDB_SEARCH_SHOW_RECYCLED);
2615 if (ret != LDB_SUCCESS) {
2616 talloc_free(tmp_ctx);
2619 if (res->count < 1) {
2620 talloc_free(tmp_ctx);
2621 return LDB_ERR_NO_SUCH_OBJECT;
2623 s = samdb_result_dom_sid(tmp_ctx, res->msgs[0], "objectSid");
2625 talloc_free(tmp_ctx);
2626 return LDB_ERR_NO_SUCH_OBJECT;
2629 talloc_free(tmp_ctx);
2634 use a SID to find a DN
2636 int dsdb_find_dn_by_sid(struct ldb_context *ldb,
2637 TALLOC_CTX *mem_ctx,
2638 struct dom_sid *sid, struct ldb_dn **dn)
2641 struct ldb_result *res;
2642 const char *attrs[] = { NULL };
2643 char *sid_str = ldap_encode_ndr_dom_sid(mem_ctx, sid);
2646 return ldb_operr(ldb);
2649 ret = dsdb_search(ldb, mem_ctx, &res, NULL, LDB_SCOPE_SUBTREE, attrs,
2650 DSDB_SEARCH_SEARCH_ALL_PARTITIONS |
2651 DSDB_SEARCH_SHOW_EXTENDED_DN |
2652 DSDB_SEARCH_ONE_ONLY,
2653 "objectSid=%s", sid_str);
2654 talloc_free(sid_str);
2655 if (ret != LDB_SUCCESS) {
2659 *dn = talloc_steal(mem_ctx, res->msgs[0]->dn);
2666 load a repsFromTo blob list for a given partition GUID
2667 attr must be "repsFrom" or "repsTo"
2669 WERROR dsdb_loadreps(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
2670 const char *attr, struct repsFromToBlob **r, uint32_t *count)
2672 const char *attrs[] = { attr, NULL };
2673 struct ldb_result *res = NULL;
2674 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2676 struct ldb_message_element *el;
2682 ret = dsdb_search_dn(sam_ctx, tmp_ctx, &res, dn, attrs, 0);
2683 if (ret == LDB_ERR_NO_SUCH_OBJECT) {
2684 /* partition hasn't been replicated yet */
2687 if (ret != LDB_SUCCESS) {
2688 DEBUG(0,("dsdb_loadreps: failed to read partition object: %s\n", ldb_errstring(sam_ctx)));
2689 talloc_free(tmp_ctx);
2690 return WERR_DS_DRA_INTERNAL_ERROR;
2693 el = ldb_msg_find_element(res->msgs[0], attr);
2695 /* it's OK to be empty */
2696 talloc_free(tmp_ctx);
2700 *count = el->num_values;
2701 *r = talloc_array(mem_ctx, struct repsFromToBlob, *count);
2703 talloc_free(tmp_ctx);
2704 return WERR_DS_DRA_INTERNAL_ERROR;
2707 for (i=0; i<(*count); i++) {
2708 enum ndr_err_code ndr_err;
2709 ndr_err = ndr_pull_struct_blob(&el->values[i],
2712 (ndr_pull_flags_fn_t)ndr_pull_repsFromToBlob);
2713 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2714 talloc_free(tmp_ctx);
2715 return WERR_DS_DRA_INTERNAL_ERROR;
2719 talloc_free(tmp_ctx);
2725 save the repsFromTo blob list for a given partition GUID
2726 attr must be "repsFrom" or "repsTo"
2728 WERROR dsdb_savereps(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
2729 const char *attr, struct repsFromToBlob *r, uint32_t count)
2731 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
2732 struct ldb_message *msg;
2733 struct ldb_message_element *el;
2736 msg = ldb_msg_new(tmp_ctx);
2738 if (ldb_msg_add_empty(msg, attr, LDB_FLAG_MOD_REPLACE, &el) != LDB_SUCCESS) {
2742 el->values = talloc_array(msg, struct ldb_val, count);
2747 for (i=0; i<count; i++) {
2749 enum ndr_err_code ndr_err;
2751 ndr_err = ndr_push_struct_blob(&v, tmp_ctx,
2753 (ndr_push_flags_fn_t)ndr_push_repsFromToBlob);
2754 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2762 if (dsdb_modify(sam_ctx, msg, 0) != LDB_SUCCESS) {
2763 DEBUG(0,("Failed to store %s - %s\n", attr, ldb_errstring(sam_ctx)));
2767 talloc_free(tmp_ctx);
2772 talloc_free(tmp_ctx);
2773 return WERR_DS_DRA_INTERNAL_ERROR;
2778 load the uSNHighest and the uSNUrgent attributes from the @REPLCHANGED
2779 object for a partition
2781 int dsdb_load_partition_usn(struct ldb_context *ldb, struct ldb_dn *dn,
2782 uint64_t *uSN, uint64_t *urgent_uSN)
2784 struct ldb_request *req;
2786 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
2787 struct dsdb_control_current_partition *p_ctrl;
2788 struct ldb_result *res;
2790 res = talloc_zero(tmp_ctx, struct ldb_result);
2792 talloc_free(tmp_ctx);
2793 return ldb_oom(ldb);
2796 ret = ldb_build_search_req(&req, ldb, tmp_ctx,
2797 ldb_dn_new(tmp_ctx, ldb, "@REPLCHANGED"),
2801 res, ldb_search_default_callback,
2803 if (ret != LDB_SUCCESS) {
2804 talloc_free(tmp_ctx);
2808 p_ctrl = talloc(req, struct dsdb_control_current_partition);
2809 if (p_ctrl == NULL) {
2810 talloc_free(tmp_ctx);
2811 return ldb_oom(ldb);
2813 p_ctrl->version = DSDB_CONTROL_CURRENT_PARTITION_VERSION;
2816 ret = ldb_request_add_control(req,
2817 DSDB_CONTROL_CURRENT_PARTITION_OID,
2819 if (ret != LDB_SUCCESS) {
2820 talloc_free(tmp_ctx);
2824 /* Run the new request */
2825 ret = ldb_request(ldb, req);
2827 if (ret == LDB_SUCCESS) {
2828 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
2831 if (ret == LDB_ERR_NO_SUCH_OBJECT || ret == LDB_ERR_INVALID_DN_SYNTAX) {
2832 /* it hasn't been created yet, which means
2833 an implicit value of zero */
2835 talloc_free(tmp_ctx);
2839 if (ret != LDB_SUCCESS) {
2840 talloc_free(tmp_ctx);
2844 if (res->count < 1) {
2850 *uSN = ldb_msg_find_attr_as_uint64(res->msgs[0], "uSNHighest", 0);
2852 *urgent_uSN = ldb_msg_find_attr_as_uint64(res->msgs[0], "uSNUrgent", 0);
2856 talloc_free(tmp_ctx);
2861 int drsuapi_DsReplicaCursor2_compare(const struct drsuapi_DsReplicaCursor2 *c1,
2862 const struct drsuapi_DsReplicaCursor2 *c2)
2864 return GUID_compare(&c1->source_dsa_invocation_id, &c2->source_dsa_invocation_id);
2867 int drsuapi_DsReplicaCursor_compare(const struct drsuapi_DsReplicaCursor *c1,
2868 const struct drsuapi_DsReplicaCursor *c2)
2870 return GUID_compare(&c1->source_dsa_invocation_id, &c2->source_dsa_invocation_id);
2875 see if a computer identified by its invocationId is a RODC
2877 int samdb_is_rodc(struct ldb_context *sam_ctx, const struct GUID *objectGUID, bool *is_rodc)
2879 /* 1) find the DN for this servers NTDSDSA object
2880 2) search for the msDS-isRODC attribute
2881 3) if not present then not a RODC
2882 4) if present and TRUE then is a RODC
2884 struct ldb_dn *config_dn;
2885 const char *attrs[] = { "msDS-isRODC", NULL };
2887 struct ldb_result *res;
2888 TALLOC_CTX *tmp_ctx = talloc_new(sam_ctx);
2890 config_dn = ldb_get_config_basedn(sam_ctx);
2892 talloc_free(tmp_ctx);
2893 return ldb_operr(sam_ctx);
2896 ret = dsdb_search(sam_ctx, tmp_ctx, &res, config_dn, LDB_SCOPE_SUBTREE, attrs,
2897 DSDB_SEARCH_ONE_ONLY, "objectGUID=%s", GUID_string(tmp_ctx, objectGUID));
2899 if (ret == LDB_ERR_NO_SUCH_OBJECT) {
2901 talloc_free(tmp_ctx);
2905 if (ret != LDB_SUCCESS) {
2906 DEBUG(1,(("Failed to find our own NTDS Settings object by objectGUID=%s!\n"),
2907 GUID_string(tmp_ctx, objectGUID)));
2909 talloc_free(tmp_ctx);
2913 ret = ldb_msg_find_attr_as_bool(res->msgs[0], "msDS-isRODC", 0);
2914 *is_rodc = (ret == 1);
2916 talloc_free(tmp_ctx);
2922 see if we are a RODC
2924 int samdb_rodc(struct ldb_context *sam_ctx, bool *am_rodc)
2926 const struct GUID *objectGUID;
2930 /* see if we have a cached copy */
2931 cached = (bool *)ldb_get_opaque(sam_ctx, "cache.am_rodc");
2937 objectGUID = samdb_ntds_objectGUID(sam_ctx);
2939 return ldb_operr(sam_ctx);
2942 ret = samdb_is_rodc(sam_ctx, objectGUID, am_rodc);
2943 if (ret != LDB_SUCCESS) {
2947 cached = talloc(sam_ctx, bool);
2948 if (cached == NULL) {
2949 return ldb_oom(sam_ctx);
2953 ret = ldb_set_opaque(sam_ctx, "cache.am_rodc", cached);
2954 if (ret != LDB_SUCCESS) {
2955 talloc_free(cached);
2956 return ldb_operr(sam_ctx);
2962 bool samdb_set_am_rodc(struct ldb_context *ldb, bool am_rodc)
2964 TALLOC_CTX *tmp_ctx;
2967 tmp_ctx = talloc_new(ldb);
2968 if (tmp_ctx == NULL) {
2972 cached = talloc(tmp_ctx, bool);
2978 if (ldb_set_opaque(ldb, "cache.am_rodc", cached) != LDB_SUCCESS) {
2982 talloc_steal(ldb, cached);
2983 talloc_free(tmp_ctx);
2987 DEBUG(1,("Failed to set our own cached am_rodc in the ldb!\n"));
2988 talloc_free(tmp_ctx);
2994 * return NTDSSiteSettings options. See MS-ADTS 7.1.1.2.2.1.1
2995 * flags are DS_NTDSSETTINGS_OPT_*
2997 int samdb_ntds_site_settings_options(struct ldb_context *ldb_ctx,
3001 TALLOC_CTX *tmp_ctx;
3002 struct ldb_result *res;
3003 struct ldb_dn *site_dn;
3004 const char *attrs[] = { "options", NULL };
3006 tmp_ctx = talloc_new(ldb_ctx);
3007 if (tmp_ctx == NULL)
3010 /* Retrieve the site dn for the ldb that we
3011 * have open. This is our local site.
3013 site_dn = samdb_server_site_dn(ldb_ctx, tmp_ctx);
3014 if (site_dn == NULL)
3017 /* Perform a one level (child) search from the local
3018 * site distinguided name. We're looking for the
3019 * "options" attribute within the nTDSSiteSettings
3022 rc = ldb_search(ldb_ctx, tmp_ctx, &res, site_dn,
3023 LDB_SCOPE_ONELEVEL, attrs,
3024 "objectClass=nTDSSiteSettings");
3026 if (rc != LDB_SUCCESS || res->count != 1)
3029 *options = ldb_msg_find_attr_as_uint(res->msgs[0], "options", 0);
3031 talloc_free(tmp_ctx);
3036 DEBUG(1,("Failed to find our NTDS Site Settings options in ldb!\n"));
3037 talloc_free(tmp_ctx);
3038 return LDB_ERR_NO_SUCH_OBJECT;
3042 return NTDS options flags. See MS-ADTS 7.1.1.2.2.1.2.1.1
3044 flags are DS_NTDS_OPTION_*
3046 int samdb_ntds_options(struct ldb_context *ldb, uint32_t *options)
3048 TALLOC_CTX *tmp_ctx;
3049 const char *attrs[] = { "options", NULL };
3051 struct ldb_result *res;
3053 tmp_ctx = talloc_new(ldb);
3054 if (tmp_ctx == NULL) {
3058 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb, tmp_ctx), LDB_SCOPE_BASE, attrs, NULL);
3059 if (ret != LDB_SUCCESS) {
3063 if (res->count != 1) {
3067 *options = ldb_msg_find_attr_as_uint(res->msgs[0], "options", 0);
3069 talloc_free(tmp_ctx);
3074 DEBUG(1,("Failed to find our own NTDS Settings options in the ldb!\n"));
3075 talloc_free(tmp_ctx);
3076 return LDB_ERR_NO_SUCH_OBJECT;
3079 const char* samdb_ntds_object_category(TALLOC_CTX *tmp_ctx, struct ldb_context *ldb)
3081 const char *attrs[] = { "objectCategory", NULL };
3083 struct ldb_result *res;
3085 ret = ldb_search(ldb, tmp_ctx, &res, samdb_ntds_settings_dn(ldb, tmp_ctx), LDB_SCOPE_BASE, attrs, NULL);
3086 if (ret != LDB_SUCCESS) {
3090 if (res->count != 1) {
3094 return ldb_msg_find_attr_as_string(res->msgs[0], "objectCategory", NULL);
3097 DEBUG(1,("Failed to find our own NTDS Settings objectCategory in the ldb!\n"));
3102 * Function which generates a "lDAPDisplayName" attribute from a "CN" one.
3103 * Algorithm implemented according to MS-ADTS 3.1.1.2.3.4
3105 const char *samdb_cn_to_lDAPDisplayName(TALLOC_CTX *mem_ctx, const char *cn)
3107 char **tokens, *ret;
3110 tokens = str_list_make(mem_ctx, cn, " -_");
3114 /* "tolower()" and "toupper()" should also work properly on 0x00 */
3115 tokens[0][0] = tolower(tokens[0][0]);
3116 for (i = 1; i < str_list_length((const char * const *)tokens); i++)
3117 tokens[i][0] = toupper(tokens[i][0]);
3119 ret = talloc_strdup(mem_ctx, tokens[0]);
3120 for (i = 1; i < str_list_length((const char * const *)tokens); i++)
3121 ret = talloc_asprintf_append_buffer(ret, "%s", tokens[i]);
3123 talloc_free(tokens);
3129 * This detects and returns the domain functional level (DS_DOMAIN_FUNCTION_*)
3131 int dsdb_functional_level(struct ldb_context *ldb)
3133 int *domainFunctionality =
3134 talloc_get_type(ldb_get_opaque(ldb, "domainFunctionality"), int);
3135 if (!domainFunctionality) {
3136 /* this is expected during initial provision */
3137 DEBUG(4,(__location__ ": WARNING: domainFunctionality not setup\n"));
3138 return DS_DOMAIN_FUNCTION_2000;
3140 return *domainFunctionality;
3144 * This detects and returns the forest functional level (DS_DOMAIN_FUNCTION_*)
3146 int dsdb_forest_functional_level(struct ldb_context *ldb)
3148 int *forestFunctionality =
3149 talloc_get_type(ldb_get_opaque(ldb, "forestFunctionality"), int);
3150 if (!forestFunctionality) {
3151 DEBUG(0,(__location__ ": WARNING: forestFunctionality not setup\n"));
3152 return DS_DOMAIN_FUNCTION_2000;
3154 return *forestFunctionality;
3158 set a GUID in an extended DN structure
3160 int dsdb_set_extended_dn_guid(struct ldb_dn *dn, const struct GUID *guid, const char *component_name)
3166 status = GUID_to_ndr_blob(guid, dn, &v);
3167 if (!NT_STATUS_IS_OK(status)) {
3168 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
3171 ret = ldb_dn_set_extended_component(dn, component_name, &v);
3177 return a GUID from a extended DN structure
3179 NTSTATUS dsdb_get_extended_dn_guid(struct ldb_dn *dn, struct GUID *guid, const char *component_name)
3181 const struct ldb_val *v;
3183 v = ldb_dn_get_extended_component(dn, component_name);
3185 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3188 return GUID_from_ndr_blob(v, guid);
3192 return a uint64_t from a extended DN structure
3194 NTSTATUS dsdb_get_extended_dn_uint64(struct ldb_dn *dn, uint64_t *val, const char *component_name)
3196 const struct ldb_val *v;
3199 v = ldb_dn_get_extended_component(dn, component_name);
3201 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3203 s = talloc_strndup(dn, (const char *)v->data, v->length);
3204 NT_STATUS_HAVE_NO_MEMORY(s);
3206 *val = strtoull(s, NULL, 0);
3209 return NT_STATUS_OK;
3213 return a NTTIME from a extended DN structure
3215 NTSTATUS dsdb_get_extended_dn_nttime(struct ldb_dn *dn, NTTIME *nttime, const char *component_name)
3217 return dsdb_get_extended_dn_uint64(dn, nttime, component_name);
3221 return a uint32_t from a extended DN structure
3223 NTSTATUS dsdb_get_extended_dn_uint32(struct ldb_dn *dn, uint32_t *val, const char *component_name)
3225 const struct ldb_val *v;
3228 v = ldb_dn_get_extended_component(dn, component_name);
3230 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3233 s = talloc_strndup(dn, (const char *)v->data, v->length);
3234 NT_STATUS_HAVE_NO_MEMORY(s);
3236 *val = strtoul(s, NULL, 0);
3239 return NT_STATUS_OK;
3243 return a dom_sid from a extended DN structure
3245 NTSTATUS dsdb_get_extended_dn_sid(struct ldb_dn *dn, struct dom_sid *sid, const char *component_name)
3247 const struct ldb_val *sid_blob;
3248 struct TALLOC_CTX *tmp_ctx;
3249 enum ndr_err_code ndr_err;
3251 sid_blob = ldb_dn_get_extended_component(dn, component_name);
3253 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3256 tmp_ctx = talloc_new(NULL);
3258 ndr_err = ndr_pull_struct_blob_all(sid_blob, tmp_ctx, sid,
3259 (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
3260 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
3261 NTSTATUS status = ndr_map_error2ntstatus(ndr_err);
3262 talloc_free(tmp_ctx);
3266 talloc_free(tmp_ctx);
3267 return NT_STATUS_OK;
3272 return RMD_FLAGS directly from a ldb_dn
3273 returns 0 if not found
3275 uint32_t dsdb_dn_rmd_flags(struct ldb_dn *dn)
3277 const struct ldb_val *v;
3279 v = ldb_dn_get_extended_component(dn, "RMD_FLAGS");
3280 if (!v || v->length > sizeof(buf)-1) return 0;
3281 strncpy(buf, (const char *)v->data, v->length);
3283 return strtoul(buf, NULL, 10);
3287 return RMD_FLAGS directly from a ldb_val for a DN
3288 returns 0 if RMD_FLAGS is not found
3290 uint32_t dsdb_dn_val_rmd_flags(const struct ldb_val *val)
3296 if (val->length < 13) {
3299 p = memmem(val->data, val->length, "<RMD_FLAGS=", 11);
3303 flags = strtoul(p+11, &end, 10);
3304 if (!end || *end != '>') {
3305 /* it must end in a > */
3312 return true if a ldb_val containing a DN in storage form is deleted
3314 bool dsdb_dn_is_deleted_val(const struct ldb_val *val)
3316 return (dsdb_dn_val_rmd_flags(val) & DSDB_RMD_FLAG_DELETED) != 0;
3320 return true if a ldb_val containing a DN in storage form is
3321 in the upgraded w2k3 linked attribute format
3323 bool dsdb_dn_is_upgraded_link_val(struct ldb_val *val)
3325 return memmem(val->data, val->length, "<RMD_VERSION=", 13) != NULL;
3329 return a DN for a wellknown GUID
3331 int dsdb_wellknown_dn(struct ldb_context *samdb, TALLOC_CTX *mem_ctx,
3332 struct ldb_dn *nc_root, const char *wk_guid,
3333 struct ldb_dn **wkguid_dn)
3335 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
3336 const char *attrs[] = { NULL };
3339 struct ldb_result *res;
3341 /* construct the magic WKGUID DN */
3342 dn = ldb_dn_new_fmt(tmp_ctx, samdb, "<WKGUID=%s,%s>",
3343 wk_guid, ldb_dn_get_linearized(nc_root));
3345 talloc_free(tmp_ctx);
3346 return ldb_operr(samdb);
3349 ret = dsdb_search_dn(samdb, tmp_ctx, &res, dn, attrs,
3350 DSDB_SEARCH_SHOW_DELETED |
3351 DSDB_SEARCH_SHOW_RECYCLED);
3352 if (ret != LDB_SUCCESS) {
3353 talloc_free(tmp_ctx);
3357 (*wkguid_dn) = talloc_steal(mem_ctx, res->msgs[0]->dn);
3358 talloc_free(tmp_ctx);
3363 static int dsdb_dn_compare_ptrs(struct ldb_dn **dn1, struct ldb_dn **dn2)
3365 return ldb_dn_compare(*dn1, *dn2);
3369 find a NC root given a DN within the NC
3371 int dsdb_find_nc_root(struct ldb_context *samdb, TALLOC_CTX *mem_ctx, struct ldb_dn *dn,
3372 struct ldb_dn **nc_root)
3374 const char *root_attrs[] = { "namingContexts", NULL };
3375 TALLOC_CTX *tmp_ctx;
3377 struct ldb_message_element *el;
3378 struct ldb_result *root_res;
3380 struct ldb_dn **nc_dns;
3382 tmp_ctx = talloc_new(samdb);
3383 if (tmp_ctx == NULL) {
3384 return ldb_oom(samdb);
3387 ret = ldb_search(samdb, tmp_ctx, &root_res,
3388 ldb_dn_new(tmp_ctx, samdb, ""), LDB_SCOPE_BASE, root_attrs, NULL);
3389 if (ret != LDB_SUCCESS) {
3390 DEBUG(1,("Searching for namingContexts in rootDSE failed: %s\n", ldb_errstring(samdb)));
3391 talloc_free(tmp_ctx);
3395 el = ldb_msg_find_element(root_res->msgs[0], "namingContexts");
3396 if ((el == NULL) || (el->num_values < 3)) {
3397 struct ldb_message *tmp_msg;
3399 DEBUG(5,("dsdb_find_nc_root: Finding a valid 'namingContexts' element in the RootDSE failed. Using a temporary list."));
3401 /* This generates a temporary list of NCs in order to let the
3402 * provisioning work. */
3403 tmp_msg = ldb_msg_new(tmp_ctx);
3404 if (tmp_msg == NULL) {
3405 talloc_free(tmp_ctx);
3406 return ldb_oom(samdb);
3408 ret = ldb_msg_add_steal_string(tmp_msg, "namingContexts",
3409 ldb_dn_alloc_linearized(tmp_msg, ldb_get_schema_basedn(samdb)));
3410 if (ret != LDB_SUCCESS) {
3411 talloc_free(tmp_ctx);
3414 ret = ldb_msg_add_steal_string(tmp_msg, "namingContexts",
3415 ldb_dn_alloc_linearized(tmp_msg, ldb_get_config_basedn(samdb)));
3416 if (ret != LDB_SUCCESS) {
3417 talloc_free(tmp_ctx);
3420 ret = ldb_msg_add_steal_string(tmp_msg, "namingContexts",
3421 ldb_dn_alloc_linearized(tmp_msg, ldb_get_default_basedn(samdb)));
3422 if (ret != LDB_SUCCESS) {
3423 talloc_free(tmp_ctx);
3426 el = &tmp_msg->elements[0];
3429 nc_dns = talloc_array(tmp_ctx, struct ldb_dn *, el->num_values);
3431 talloc_free(tmp_ctx);
3432 return ldb_oom(samdb);
3435 for (i=0; i<el->num_values; i++) {
3436 nc_dns[i] = ldb_dn_from_ldb_val(nc_dns, samdb, &el->values[i]);
3437 if (nc_dns[i] == NULL) {
3438 talloc_free(tmp_ctx);
3439 return ldb_operr(samdb);
3443 TYPESAFE_QSORT(nc_dns, el->num_values, dsdb_dn_compare_ptrs);
3445 for (i=0; i<el->num_values; i++) {
3446 if (ldb_dn_compare_base(nc_dns[i], dn) == 0) {
3447 (*nc_root) = talloc_steal(mem_ctx, nc_dns[i]);
3448 talloc_free(tmp_ctx);
3453 talloc_free(tmp_ctx);
3454 return LDB_ERR_NO_SUCH_OBJECT;
3459 find the deleted objects DN for any object, by looking for the NC
3460 root, then looking up the wellknown GUID
3462 int dsdb_get_deleted_objects_dn(struct ldb_context *ldb,
3463 TALLOC_CTX *mem_ctx, struct ldb_dn *obj_dn,
3464 struct ldb_dn **do_dn)
3466 struct ldb_dn *nc_root;
3469 ret = dsdb_find_nc_root(ldb, mem_ctx, obj_dn, &nc_root);
3470 if (ret != LDB_SUCCESS) {
3474 ret = dsdb_wellknown_dn(ldb, mem_ctx, nc_root, DS_GUID_DELETED_OBJECTS_CONTAINER, do_dn);
3475 talloc_free(nc_root);
3480 return the tombstoneLifetime, in days
3482 int dsdb_tombstone_lifetime(struct ldb_context *ldb, uint32_t *lifetime)
3485 dn = ldb_get_config_basedn(ldb);
3487 return LDB_ERR_NO_SUCH_OBJECT;
3489 dn = ldb_dn_copy(ldb, dn);
3491 return ldb_operr(ldb);
3493 /* see MS-ADTS section 7.1.1.2.4.1.1. There doesn't appear to
3494 be a wellknown GUID for this */
3495 if (!ldb_dn_add_child_fmt(dn, "CN=Directory Service,CN=Windows NT,CN=Services")) {
3497 return ldb_operr(ldb);
3500 *lifetime = samdb_search_uint(ldb, dn, 180, dn, "tombstoneLifetime", "objectClass=nTDSService");
3506 compare a ldb_val to a string case insensitively
3508 int samdb_ldb_val_case_cmp(const char *s, struct ldb_val *v)
3510 size_t len = strlen(s);
3512 if (len > v->length) return 1;
3513 ret = strncasecmp(s, (const char *)v->data, v->length);
3514 if (ret != 0) return ret;
3515 if (v->length > len && v->data[len] != 0) {
3523 load the UDV for a partition in v2 format
3524 The list is returned sorted, and with our local cursor added
3526 int dsdb_load_udv_v2(struct ldb_context *samdb, struct ldb_dn *dn, TALLOC_CTX *mem_ctx,
3527 struct drsuapi_DsReplicaCursor2 **cursors, uint32_t *count)
3529 static const char *attrs[] = { "replUpToDateVector", NULL };
3530 struct ldb_result *r;
3531 const struct ldb_val *ouv_value;
3534 uint64_t highest_usn = 0;
3535 const struct GUID *our_invocation_id;
3536 static const struct timeval tv1970;
3537 NTTIME nt1970 = timeval_to_nttime(&tv1970);
3539 ret = ldb_search(samdb, mem_ctx, &r, dn, LDB_SCOPE_BASE, attrs, NULL);
3540 if (ret != LDB_SUCCESS) {
3544 ouv_value = ldb_msg_find_ldb_val(r->msgs[0], "replUpToDateVector");
3546 enum ndr_err_code ndr_err;
3547 struct replUpToDateVectorBlob ouv;
3549 ndr_err = ndr_pull_struct_blob(ouv_value, r, &ouv,
3550 (ndr_pull_flags_fn_t)ndr_pull_replUpToDateVectorBlob);
3551 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
3553 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
3555 if (ouv.version != 2) {
3556 /* we always store as version 2, and
3557 * replUpToDateVector is not replicated
3559 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
3562 *count = ouv.ctr.ctr2.count;
3563 *cursors = talloc_steal(mem_ctx, ouv.ctr.ctr2.cursors);
3571 our_invocation_id = samdb_ntds_invocation_id(samdb);
3572 if (!our_invocation_id) {
3573 DEBUG(0,(__location__ ": No invocationID on samdb - %s\n", ldb_errstring(samdb)));
3574 talloc_free(*cursors);
3575 return ldb_operr(samdb);
3578 ret = ldb_sequence_number(samdb, LDB_SEQ_HIGHEST_SEQ, &highest_usn);
3579 if (ret != LDB_SUCCESS) {
3580 /* nothing to add - this can happen after a vampire */
3581 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3585 for (i=0; i<*count; i++) {
3586 if (GUID_equal(our_invocation_id, &(*cursors)[i].source_dsa_invocation_id)) {
3587 (*cursors)[i].highest_usn = highest_usn;
3588 (*cursors)[i].last_sync_success = nt1970;
3589 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3594 (*cursors) = talloc_realloc(mem_ctx, *cursors, struct drsuapi_DsReplicaCursor2, (*count)+1);
3596 return ldb_oom(samdb);
3599 (*cursors)[*count].source_dsa_invocation_id = *our_invocation_id;
3600 (*cursors)[*count].highest_usn = highest_usn;
3601 (*cursors)[*count].last_sync_success = nt1970;
3604 TYPESAFE_QSORT(*cursors, *count, drsuapi_DsReplicaCursor2_compare);
3610 load the UDV for a partition in version 1 format
3611 The list is returned sorted, and with our local cursor added
3613 int dsdb_load_udv_v1(struct ldb_context *samdb, struct ldb_dn *dn, TALLOC_CTX *mem_ctx,
3614 struct drsuapi_DsReplicaCursor **cursors, uint32_t *count)
3616 struct drsuapi_DsReplicaCursor2 *v2;
3620 ret = dsdb_load_udv_v2(samdb, dn, mem_ctx, &v2, count);
3621 if (ret != LDB_SUCCESS) {
3631 *cursors = talloc_array(mem_ctx, struct drsuapi_DsReplicaCursor, *count);
3632 if (*cursors == NULL) {
3634 return ldb_oom(samdb);
3637 for (i=0; i<*count; i++) {
3638 (*cursors)[i].source_dsa_invocation_id = v2[i].source_dsa_invocation_id;
3639 (*cursors)[i].highest_usn = v2[i].highest_usn;
3646 add a set of controls to a ldb_request structure based on a set of
3647 flags. See util.h for a list of available flags
3649 int dsdb_request_add_controls(struct ldb_request *req, uint32_t dsdb_flags)
3652 if (dsdb_flags & DSDB_SEARCH_SEARCH_ALL_PARTITIONS) {
3653 struct ldb_search_options_control *options;
3654 /* Using the phantom root control allows us to search all partitions */
3655 options = talloc(req, struct ldb_search_options_control);
3656 if (options == NULL) {
3657 return LDB_ERR_OPERATIONS_ERROR;
3659 options->search_options = LDB_SEARCH_OPTION_PHANTOM_ROOT;
3661 ret = ldb_request_add_control(req,
3662 LDB_CONTROL_SEARCH_OPTIONS_OID,
3664 if (ret != LDB_SUCCESS) {
3669 if (dsdb_flags & DSDB_SEARCH_NO_GLOBAL_CATALOG) {
3670 ret = ldb_request_add_control(req,
3671 DSDB_CONTROL_NO_GLOBAL_CATALOG,
3673 if (ret != LDB_SUCCESS) {
3678 if (dsdb_flags & DSDB_SEARCH_SHOW_DELETED) {
3679 ret = ldb_request_add_control(req, LDB_CONTROL_SHOW_DELETED_OID, true, NULL);
3680 if (ret != LDB_SUCCESS) {
3685 if (dsdb_flags & DSDB_SEARCH_SHOW_RECYCLED) {
3686 ret = ldb_request_add_control(req, LDB_CONTROL_SHOW_RECYCLED_OID, false, NULL);
3687 if (ret != LDB_SUCCESS) {
3692 if (dsdb_flags & DSDB_SEARCH_SHOW_DN_IN_STORAGE_FORMAT) {
3693 ret = ldb_request_add_control(req, DSDB_CONTROL_DN_STORAGE_FORMAT_OID, false, NULL);
3694 if (ret != LDB_SUCCESS) {
3699 if (dsdb_flags & DSDB_SEARCH_SHOW_EXTENDED_DN) {
3700 struct ldb_extended_dn_control *extended_ctrl = talloc(req, struct ldb_extended_dn_control);
3701 if (!extended_ctrl) {
3702 return LDB_ERR_OPERATIONS_ERROR;
3704 extended_ctrl->type = 1;
3706 ret = ldb_request_add_control(req, LDB_CONTROL_EXTENDED_DN_OID, true, extended_ctrl);
3707 if (ret != LDB_SUCCESS) {
3712 if (dsdb_flags & DSDB_SEARCH_REVEAL_INTERNALS) {
3713 ret = ldb_request_add_control(req, LDB_CONTROL_REVEAL_INTERNALS, false, NULL);
3714 if (ret != LDB_SUCCESS) {
3719 if (dsdb_flags & DSDB_MODIFY_RELAX) {
3720 ret = ldb_request_add_control(req, LDB_CONTROL_RELAX_OID, false, NULL);
3721 if (ret != LDB_SUCCESS) {
3726 if (dsdb_flags & DSDB_MODIFY_PERMISSIVE) {
3727 ret = ldb_request_add_control(req, LDB_CONTROL_PERMISSIVE_MODIFY_OID, false, NULL);
3728 if (ret != LDB_SUCCESS) {
3733 if (dsdb_flags & DSDB_FLAG_AS_SYSTEM) {
3734 ret = ldb_request_add_control(req, LDB_CONTROL_AS_SYSTEM_OID, false, NULL);
3735 if (ret != LDB_SUCCESS) {
3740 if (dsdb_flags & DSDB_TREE_DELETE) {
3741 ret = ldb_request_add_control(req, LDB_CONTROL_TREE_DELETE_OID, false, NULL);
3742 if (ret != LDB_SUCCESS) {
3747 if (dsdb_flags & DSDB_PROVISION) {
3748 ret = ldb_request_add_control(req, LDB_CONTROL_PROVISION_OID, false, NULL);
3749 if (ret != LDB_SUCCESS) {
3754 /* This is a special control to bypass the password_hash module for use in pdb_samba4 for Samba3 upgrades */
3755 if (dsdb_flags & DSDB_BYPASS_PASSWORD_HASH) {
3756 ret = ldb_request_add_control(req, DSDB_CONTROL_BYPASS_PASSWORD_HASH_OID, true, NULL);
3757 if (ret != LDB_SUCCESS) {
3762 if (dsdb_flags & DSDB_PASSWORD_BYPASS_LAST_SET) {
3764 * This must not be critical, as it will only be
3765 * handled (and need to be handled) if the other
3766 * attributes in the request bring password_hash into
3769 ret = ldb_request_add_control(req, DSDB_CONTROL_PASSWORD_BYPASS_LAST_SET_OID, false, NULL);
3770 if (ret != LDB_SUCCESS) {
3775 if (dsdb_flags & DSDB_MODIFY_PARTIAL_REPLICA) {
3776 ret = ldb_request_add_control(req, DSDB_CONTROL_PARTIAL_REPLICA, false, NULL);
3777 if (ret != LDB_SUCCESS) {
3786 an add with a set of controls
3788 int dsdb_add(struct ldb_context *ldb, const struct ldb_message *message,
3789 uint32_t dsdb_flags)
3791 struct ldb_request *req;
3794 ret = ldb_build_add_req(&req, ldb, ldb,
3798 ldb_op_default_callback,
3801 if (ret != LDB_SUCCESS) return ret;
3803 ret = dsdb_request_add_controls(req, dsdb_flags);
3804 if (ret != LDB_SUCCESS) {
3809 ret = dsdb_autotransaction_request(ldb, req);
3816 a modify with a set of controls
3818 int dsdb_modify(struct ldb_context *ldb, const struct ldb_message *message,
3819 uint32_t dsdb_flags)
3821 struct ldb_request *req;
3824 ret = ldb_build_mod_req(&req, ldb, ldb,
3828 ldb_op_default_callback,
3831 if (ret != LDB_SUCCESS) return ret;
3833 ret = dsdb_request_add_controls(req, dsdb_flags);
3834 if (ret != LDB_SUCCESS) {
3839 ret = dsdb_autotransaction_request(ldb, req);
3846 a delete with a set of flags
3848 int dsdb_delete(struct ldb_context *ldb, struct ldb_dn *dn,
3849 uint32_t dsdb_flags)
3851 struct ldb_request *req;
3854 ret = ldb_build_del_req(&req, ldb, ldb,
3858 ldb_op_default_callback,
3861 if (ret != LDB_SUCCESS) return ret;
3863 ret = dsdb_request_add_controls(req, dsdb_flags);
3864 if (ret != LDB_SUCCESS) {
3869 ret = dsdb_autotransaction_request(ldb, req);
3876 like dsdb_modify() but set all the element flags to
3877 LDB_FLAG_MOD_REPLACE
3879 int dsdb_replace(struct ldb_context *ldb, struct ldb_message *msg, uint32_t dsdb_flags)
3883 /* mark all the message elements as LDB_FLAG_MOD_REPLACE */
3884 for (i=0;i<msg->num_elements;i++) {
3885 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
3888 return dsdb_modify(ldb, msg, dsdb_flags);
3893 search for attrs on one DN, allowing for dsdb_flags controls
3895 int dsdb_search_dn(struct ldb_context *ldb,
3896 TALLOC_CTX *mem_ctx,
3897 struct ldb_result **_result,
3898 struct ldb_dn *basedn,
3899 const char * const *attrs,
3900 uint32_t dsdb_flags)
3903 struct ldb_request *req;
3904 struct ldb_result *res;
3906 res = talloc_zero(mem_ctx, struct ldb_result);
3908 return ldb_oom(ldb);
3911 ret = ldb_build_search_req(&req, ldb, res,
3918 ldb_search_default_callback,
3920 if (ret != LDB_SUCCESS) {
3925 ret = dsdb_request_add_controls(req, dsdb_flags);
3926 if (ret != LDB_SUCCESS) {
3931 ret = ldb_request(ldb, req);
3932 if (ret == LDB_SUCCESS) {
3933 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
3937 if (ret != LDB_SUCCESS) {
3947 search for attrs on one DN, by the GUID of the DN, allowing for
3950 int dsdb_search_by_dn_guid(struct ldb_context *ldb,
3951 TALLOC_CTX *mem_ctx,
3952 struct ldb_result **_result,
3953 const struct GUID *guid,
3954 const char * const *attrs,
3955 uint32_t dsdb_flags)
3957 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
3961 dn = ldb_dn_new_fmt(tmp_ctx, ldb, "<GUID=%s>", GUID_string(tmp_ctx, guid));
3963 talloc_free(tmp_ctx);
3964 return ldb_oom(ldb);
3967 ret = dsdb_search_dn(ldb, mem_ctx, _result, dn, attrs, dsdb_flags);
3968 talloc_free(tmp_ctx);
3973 general search with dsdb_flags for controls
3975 int dsdb_search(struct ldb_context *ldb,
3976 TALLOC_CTX *mem_ctx,
3977 struct ldb_result **_result,
3978 struct ldb_dn *basedn,
3979 enum ldb_scope scope,
3980 const char * const *attrs,
3981 uint32_t dsdb_flags,
3982 const char *exp_fmt, ...) _PRINTF_ATTRIBUTE(8, 9)
3985 struct ldb_request *req;
3986 struct ldb_result *res;
3988 char *expression = NULL;
3989 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
3991 /* cross-partitions searches with a basedn break multi-domain support */
3992 SMB_ASSERT(basedn == NULL || (dsdb_flags & DSDB_SEARCH_SEARCH_ALL_PARTITIONS) == 0);
3994 res = talloc_zero(tmp_ctx, struct ldb_result);
3996 talloc_free(tmp_ctx);
3997 return ldb_oom(ldb);
4001 va_start(ap, exp_fmt);
4002 expression = talloc_vasprintf(tmp_ctx, exp_fmt, ap);
4006 talloc_free(tmp_ctx);
4007 return ldb_oom(ldb);
4011 ret = ldb_build_search_req(&req, ldb, tmp_ctx,
4018 ldb_search_default_callback,
4020 if (ret != LDB_SUCCESS) {
4021 talloc_free(tmp_ctx);
4025 ret = dsdb_request_add_controls(req, dsdb_flags);
4026 if (ret != LDB_SUCCESS) {
4027 talloc_free(tmp_ctx);
4028 ldb_reset_err_string(ldb);
4032 ret = ldb_request(ldb, req);
4033 if (ret == LDB_SUCCESS) {
4034 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
4037 if (ret != LDB_SUCCESS) {
4038 talloc_free(tmp_ctx);
4042 if (dsdb_flags & DSDB_SEARCH_ONE_ONLY) {
4043 if (res->count == 0) {
4044 talloc_free(tmp_ctx);
4045 ldb_reset_err_string(ldb);
4046 return LDB_ERR_NO_SUCH_OBJECT;
4048 if (res->count != 1) {
4049 talloc_free(tmp_ctx);
4050 ldb_reset_err_string(ldb);
4051 return LDB_ERR_CONSTRAINT_VIOLATION;
4055 *_result = talloc_steal(mem_ctx, res);
4056 talloc_free(tmp_ctx);
4063 general search with dsdb_flags for controls
4064 returns exactly 1 record or an error
4066 int dsdb_search_one(struct ldb_context *ldb,
4067 TALLOC_CTX *mem_ctx,
4068 struct ldb_message **msg,
4069 struct ldb_dn *basedn,
4070 enum ldb_scope scope,
4071 const char * const *attrs,
4072 uint32_t dsdb_flags,
4073 const char *exp_fmt, ...) _PRINTF_ATTRIBUTE(8, 9)
4076 struct ldb_result *res;
4078 char *expression = NULL;
4079 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
4081 dsdb_flags |= DSDB_SEARCH_ONE_ONLY;
4083 res = talloc_zero(tmp_ctx, struct ldb_result);
4085 talloc_free(tmp_ctx);
4086 return ldb_oom(ldb);
4090 va_start(ap, exp_fmt);
4091 expression = talloc_vasprintf(tmp_ctx, exp_fmt, ap);
4095 talloc_free(tmp_ctx);
4096 return ldb_oom(ldb);
4098 ret = dsdb_search(ldb, tmp_ctx, &res, basedn, scope, attrs,
4099 dsdb_flags, "%s", expression);
4101 ret = dsdb_search(ldb, tmp_ctx, &res, basedn, scope, attrs,
4105 if (ret != LDB_SUCCESS) {
4106 talloc_free(tmp_ctx);
4110 *msg = talloc_steal(mem_ctx, res->msgs[0]);
4111 talloc_free(tmp_ctx);
4116 /* returns back the forest DNS name */
4117 const char *samdb_forest_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
4119 const char *forest_name = ldb_dn_canonical_string(mem_ctx,
4120 ldb_get_root_basedn(ldb));
4123 if (forest_name == NULL) {
4127 p = strchr(forest_name, '/');
4135 /* returns back the default domain DNS name */
4136 const char *samdb_default_domain_name(struct ldb_context *ldb, TALLOC_CTX *mem_ctx)
4138 const char *domain_name = ldb_dn_canonical_string(mem_ctx,
4139 ldb_get_default_basedn(ldb));
4142 if (domain_name == NULL) {
4146 p = strchr(domain_name, '/');
4155 validate that an DSA GUID belongs to the specified user sid.
4156 The user SID must be a domain controller account (either RODC or
4159 int dsdb_validate_dsa_guid(struct ldb_context *ldb,
4160 const struct GUID *dsa_guid,
4161 const struct dom_sid *sid)
4164 - find DN of record with the DSA GUID in the
4165 configuration partition (objectGUID)
4166 - remove "NTDS Settings" component from DN
4167 - do a base search on that DN for serverReference with
4169 - extract objectSid from resulting serverReference
4171 - check this sid matches the sid argument
4173 struct ldb_dn *config_dn;
4174 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
4175 struct ldb_message *msg;
4176 const char *attrs1[] = { NULL };
4177 const char *attrs2[] = { "serverReference", NULL };
4179 struct ldb_dn *dn, *account_dn;
4180 struct dom_sid sid2;
4183 config_dn = ldb_get_config_basedn(ldb);
4185 ret = dsdb_search_one(ldb, tmp_ctx, &msg, config_dn, LDB_SCOPE_SUBTREE,
4186 attrs1, 0, "(&(objectGUID=%s)(objectClass=nTDSDSA))", GUID_string(tmp_ctx, dsa_guid));
4187 if (ret != LDB_SUCCESS) {
4188 DEBUG(1,(__location__ ": Failed to find DSA objectGUID %s for sid %s\n",
4189 GUID_string(tmp_ctx, dsa_guid), dom_sid_string(tmp_ctx, sid)));
4190 talloc_free(tmp_ctx);
4191 return ldb_operr(ldb);
4195 if (!ldb_dn_remove_child_components(dn, 1)) {
4196 talloc_free(tmp_ctx);
4197 return ldb_operr(ldb);
4200 ret = dsdb_search_one(ldb, tmp_ctx, &msg, dn, LDB_SCOPE_BASE,
4201 attrs2, DSDB_SEARCH_SHOW_EXTENDED_DN,
4202 "(objectClass=server)");
4203 if (ret != LDB_SUCCESS) {
4204 DEBUG(1,(__location__ ": Failed to find server record for DSA with objectGUID %s, sid %s\n",
4205 GUID_string(tmp_ctx, dsa_guid), dom_sid_string(tmp_ctx, sid)));
4206 talloc_free(tmp_ctx);
4207 return ldb_operr(ldb);
4210 account_dn = ldb_msg_find_attr_as_dn(ldb, tmp_ctx, msg, "serverReference");
4211 if (account_dn == NULL) {
4212 DEBUG(1,(__location__ ": Failed to find account_dn for DSA with objectGUID %s, sid %s\n",
4213 GUID_string(tmp_ctx, dsa_guid), dom_sid_string(tmp_ctx, sid)));
4214 talloc_free(tmp_ctx);
4215 return ldb_operr(ldb);
4218 status = dsdb_get_extended_dn_sid(account_dn, &sid2, "SID");
4219 if (!NT_STATUS_IS_OK(status)) {
4220 DEBUG(1,(__location__ ": Failed to find SID for DSA with objectGUID %s, sid %s\n",
4221 GUID_string(tmp_ctx, dsa_guid), dom_sid_string(tmp_ctx, sid)));
4222 talloc_free(tmp_ctx);
4223 return ldb_operr(ldb);
4226 if (!dom_sid_equal(sid, &sid2)) {
4227 /* someone is trying to spoof another account */
4228 DEBUG(0,(__location__ ": Bad DSA objectGUID %s for sid %s - expected sid %s\n",
4229 GUID_string(tmp_ctx, dsa_guid),
4230 dom_sid_string(tmp_ctx, sid),
4231 dom_sid_string(tmp_ctx, &sid2)));
4232 talloc_free(tmp_ctx);
4233 return ldb_operr(ldb);
4236 talloc_free(tmp_ctx);
4240 static const char * const secret_attributes[] = {
4241 DSDB_SECRET_ATTRIBUTES,
4246 check if the attribute belongs to the RODC filtered attribute set
4247 Note that attributes that are in the filtered attribute set are the
4248 ones that _are_ always sent to a RODC
4250 bool dsdb_attr_in_rodc_fas(const struct dsdb_attribute *sa)
4252 /* they never get secret attributes */
4253 if (is_attr_in_list(secret_attributes, sa->lDAPDisplayName)) {
4257 /* they do get non-secret critical attributes */
4258 if (sa->schemaFlagsEx & SCHEMA_FLAG_ATTR_IS_CRITICAL) {
4262 /* they do get non-secret attributes marked as being in the FAS */
4263 if (sa->searchFlags & SEARCH_FLAG_RODC_ATTRIBUTE) {
4267 /* other attributes are denied */
4271 /* return fsmo role dn and role owner dn for a particular role*/
4272 WERROR dsdb_get_fsmo_role_info(TALLOC_CTX *tmp_ctx,
4273 struct ldb_context *ldb,
4275 struct ldb_dn **fsmo_role_dn,
4276 struct ldb_dn **role_owner_dn)
4280 case DREPL_NAMING_MASTER:
4281 *fsmo_role_dn = samdb_partitions_dn(ldb, tmp_ctx);
4282 ret = samdb_reference_dn(ldb, tmp_ctx, *fsmo_role_dn, "fSMORoleOwner", role_owner_dn);
4283 if (ret != LDB_SUCCESS) {
4284 DEBUG(0,(__location__ ": Failed to find fSMORoleOwner in Naming Master object - %s",
4285 ldb_errstring(ldb)));
4286 talloc_free(tmp_ctx);
4287 return WERR_DS_DRA_INTERNAL_ERROR;
4290 case DREPL_INFRASTRUCTURE_MASTER:
4291 *fsmo_role_dn = samdb_infrastructure_dn(ldb, tmp_ctx);
4292 ret = samdb_reference_dn(ldb, tmp_ctx, *fsmo_role_dn, "fSMORoleOwner", role_owner_dn);
4293 if (ret != LDB_SUCCESS) {
4294 DEBUG(0,(__location__ ": Failed to find fSMORoleOwner in Schema Master object - %s",
4295 ldb_errstring(ldb)));
4296 talloc_free(tmp_ctx);
4297 return WERR_DS_DRA_INTERNAL_ERROR;
4300 case DREPL_RID_MASTER:
4301 ret = samdb_rid_manager_dn(ldb, tmp_ctx, fsmo_role_dn);
4302 if (ret != LDB_SUCCESS) {
4303 DEBUG(0, (__location__ ": Failed to find RID Manager object - %s", ldb_errstring(ldb)));
4304 talloc_free(tmp_ctx);
4305 return WERR_DS_DRA_INTERNAL_ERROR;
4308 ret = samdb_reference_dn(ldb, tmp_ctx, *fsmo_role_dn, "fSMORoleOwner", role_owner_dn);
4309 if (ret != LDB_SUCCESS) {
4310 DEBUG(0,(__location__ ": Failed to find fSMORoleOwner in RID Manager object - %s",
4311 ldb_errstring(ldb)));
4312 talloc_free(tmp_ctx);
4313 return WERR_DS_DRA_INTERNAL_ERROR;
4316 case DREPL_SCHEMA_MASTER:
4317 *fsmo_role_dn = ldb_get_schema_basedn(ldb);
4318 ret = samdb_reference_dn(ldb, tmp_ctx, *fsmo_role_dn, "fSMORoleOwner", role_owner_dn);
4319 if (ret != LDB_SUCCESS) {
4320 DEBUG(0,(__location__ ": Failed to find fSMORoleOwner in Schema Master object - %s",
4321 ldb_errstring(ldb)));
4322 talloc_free(tmp_ctx);
4323 return WERR_DS_DRA_INTERNAL_ERROR;
4326 case DREPL_PDC_MASTER:
4327 *fsmo_role_dn = ldb_get_default_basedn(ldb);
4328 ret = samdb_reference_dn(ldb, tmp_ctx, *fsmo_role_dn, "fSMORoleOwner", role_owner_dn);
4329 if (ret != LDB_SUCCESS) {
4330 DEBUG(0,(__location__ ": Failed to find fSMORoleOwner in Pd Master object - %s",
4331 ldb_errstring(ldb)));
4332 talloc_free(tmp_ctx);
4333 return WERR_DS_DRA_INTERNAL_ERROR;
4337 return WERR_DS_DRA_INTERNAL_ERROR;
4342 const char *samdb_dn_to_dnshostname(struct ldb_context *ldb,
4343 TALLOC_CTX *mem_ctx,
4344 struct ldb_dn *server_dn)
4347 struct ldb_result *res = NULL;
4348 const char * const attrs[] = { "dNSHostName", NULL};
4350 ldb_ret = ldb_search(ldb, mem_ctx, &res,
4354 if (ldb_ret != LDB_SUCCESS) {
4355 DEBUG(4, ("Failed to find dNSHostName for dn %s, ldb error: %s",
4356 ldb_dn_get_linearized(server_dn), ldb_errstring(ldb)));
4360 return ldb_msg_find_attr_as_string(res->msgs[0], "dNSHostName", NULL);
4364 returns true if an attribute is in the filter,
4365 false otherwise, provided that attribute value is provided with the expression
4367 bool dsdb_attr_in_parse_tree(struct ldb_parse_tree *tree,
4371 switch (tree->operation) {
4374 for (i=0;i<tree->u.list.num_elements;i++) {
4375 if (dsdb_attr_in_parse_tree(tree->u.list.elements[i],
4381 return dsdb_attr_in_parse_tree(tree->u.isnot.child, attr);
4382 case LDB_OP_EQUALITY:
4383 case LDB_OP_GREATER:
4386 if (ldb_attr_cmp(tree->u.equality.attr, attr) == 0) {
4390 case LDB_OP_SUBSTRING:
4391 if (ldb_attr_cmp(tree->u.substring.attr, attr) == 0) {
4395 case LDB_OP_PRESENT:
4396 /* (attrname=*) is not filtered out */
4398 case LDB_OP_EXTENDED:
4399 if (tree->u.extended.attr &&
4400 ldb_attr_cmp(tree->u.extended.attr, attr) == 0) {
4408 bool is_attr_in_list(const char * const * attrs, const char *attr)
4412 for (i = 0; attrs[i]; i++) {
4413 if (ldb_attr_cmp(attrs[i], attr) == 0)
4422 map an ldb error code to an approximate NTSTATUS code
4424 NTSTATUS dsdb_ldb_err_to_ntstatus(int err)
4428 return NT_STATUS_OK;
4430 case LDB_ERR_PROTOCOL_ERROR:
4431 return NT_STATUS_DEVICE_PROTOCOL_ERROR;
4433 case LDB_ERR_TIME_LIMIT_EXCEEDED:
4434 return NT_STATUS_IO_TIMEOUT;
4436 case LDB_ERR_SIZE_LIMIT_EXCEEDED:
4437 return NT_STATUS_BUFFER_TOO_SMALL;
4439 case LDB_ERR_COMPARE_FALSE:
4440 case LDB_ERR_COMPARE_TRUE:
4441 return NT_STATUS_REVISION_MISMATCH;
4443 case LDB_ERR_AUTH_METHOD_NOT_SUPPORTED:
4444 return NT_STATUS_NOT_SUPPORTED;
4446 case LDB_ERR_STRONG_AUTH_REQUIRED:
4447 case LDB_ERR_CONFIDENTIALITY_REQUIRED:
4448 case LDB_ERR_SASL_BIND_IN_PROGRESS:
4449 case LDB_ERR_INAPPROPRIATE_AUTHENTICATION:
4450 case LDB_ERR_INVALID_CREDENTIALS:
4451 case LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS:
4452 case LDB_ERR_UNWILLING_TO_PERFORM:
4453 return NT_STATUS_ACCESS_DENIED;
4455 case LDB_ERR_NO_SUCH_OBJECT:
4456 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
4458 case LDB_ERR_REFERRAL:
4459 case LDB_ERR_NO_SUCH_ATTRIBUTE:
4460 return NT_STATUS_NOT_FOUND;
4462 case LDB_ERR_UNSUPPORTED_CRITICAL_EXTENSION:
4463 return NT_STATUS_NOT_SUPPORTED;
4465 case LDB_ERR_ADMIN_LIMIT_EXCEEDED:
4466 return NT_STATUS_BUFFER_TOO_SMALL;
4468 case LDB_ERR_UNDEFINED_ATTRIBUTE_TYPE:
4469 case LDB_ERR_INAPPROPRIATE_MATCHING:
4470 case LDB_ERR_CONSTRAINT_VIOLATION:
4471 case LDB_ERR_INVALID_ATTRIBUTE_SYNTAX:
4472 case LDB_ERR_INVALID_DN_SYNTAX:
4473 case LDB_ERR_NAMING_VIOLATION:
4474 case LDB_ERR_OBJECT_CLASS_VIOLATION:
4475 case LDB_ERR_NOT_ALLOWED_ON_NON_LEAF:
4476 case LDB_ERR_NOT_ALLOWED_ON_RDN:
4477 return NT_STATUS_INVALID_PARAMETER;
4479 case LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS:
4480 case LDB_ERR_ENTRY_ALREADY_EXISTS:
4481 return NT_STATUS_ERROR_DS_OBJ_STRING_NAME_EXISTS;
4484 return NT_STATUS_NETWORK_BUSY;
4486 case LDB_ERR_ALIAS_PROBLEM:
4487 case LDB_ERR_ALIAS_DEREFERENCING_PROBLEM:
4488 case LDB_ERR_UNAVAILABLE:
4489 case LDB_ERR_LOOP_DETECT:
4490 case LDB_ERR_OBJECT_CLASS_MODS_PROHIBITED:
4491 case LDB_ERR_AFFECTS_MULTIPLE_DSAS:
4493 case LDB_ERR_OPERATIONS_ERROR:
4496 return NT_STATUS_UNSUCCESSFUL;
4501 create a new naming context that will hold a partial replica
4503 int dsdb_create_partial_replica_NC(struct ldb_context *ldb, struct ldb_dn *dn)
4505 TALLOC_CTX *tmp_ctx = talloc_new(ldb);
4506 struct ldb_message *msg;
4509 msg = ldb_msg_new(tmp_ctx);
4511 talloc_free(tmp_ctx);
4512 return ldb_oom(ldb);
4516 ret = ldb_msg_add_string(msg, "objectClass", "top");
4517 if (ret != LDB_SUCCESS) {
4518 talloc_free(tmp_ctx);
4519 return ldb_oom(ldb);
4522 /* [MS-DRSR] implies that we should only add the 'top'
4523 * objectclass, but that would cause lots of problems with our
4524 * objectclass code as top is not structural, so we add
4525 * 'domainDNS' as well to keep things sane. We're expecting
4526 * this new NC to be of objectclass domainDNS after
4527 * replication anyway
4529 ret = ldb_msg_add_string(msg, "objectClass", "domainDNS");
4530 if (ret != LDB_SUCCESS) {
4531 talloc_free(tmp_ctx);
4532 return ldb_oom(ldb);
4535 ret = ldb_msg_add_fmt(msg, "instanceType", "%u",
4536 INSTANCE_TYPE_IS_NC_HEAD|
4537 INSTANCE_TYPE_NC_ABOVE|
4538 INSTANCE_TYPE_UNINSTANT);
4539 if (ret != LDB_SUCCESS) {
4540 talloc_free(tmp_ctx);
4541 return ldb_oom(ldb);
4544 ret = dsdb_add(ldb, msg, DSDB_MODIFY_PARTIAL_REPLICA);
4545 if (ret != LDB_SUCCESS && ret != LDB_ERR_ENTRY_ALREADY_EXISTS) {
4546 DEBUG(0,("Failed to create new NC for %s - %s (%s)\n",
4547 ldb_dn_get_linearized(dn),
4548 ldb_errstring(ldb), ldb_strerror(ret)));
4549 talloc_free(tmp_ctx);
4553 DEBUG(1,("Created new NC for %s\n", ldb_dn_get_linearized(dn)));
4555 talloc_free(tmp_ctx);
4560 build a GUID from a string
4562 _PUBLIC_ NTSTATUS NS_GUID_from_string(const char *s, struct GUID *guid)
4564 NTSTATUS status = NT_STATUS_INVALID_PARAMETER;
4566 uint32_t time_mid, time_hi_and_version;
4567 uint32_t clock_seq[2];
4572 return NT_STATUS_INVALID_PARAMETER;
4575 if (11 == sscanf(s, "%08x-%04x%04x-%02x%02x%02x%02x-%02x%02x%02x%02x",
4576 &time_low, &time_mid, &time_hi_and_version,
4577 &clock_seq[0], &clock_seq[1],
4578 &node[0], &node[1], &node[2], &node[3], &node[4], &node[5])) {
4579 status = NT_STATUS_OK;
4582 if (!NT_STATUS_IS_OK(status)) {
4586 guid->time_low = time_low;
4587 guid->time_mid = time_mid;
4588 guid->time_hi_and_version = time_hi_and_version;
4589 guid->clock_seq[0] = clock_seq[0];
4590 guid->clock_seq[1] = clock_seq[1];
4592 guid->node[i] = node[i];
4595 return NT_STATUS_OK;
4598 _PUBLIC_ char *NS_GUID_string(TALLOC_CTX *mem_ctx, const struct GUID *guid)
4600 return talloc_asprintf(mem_ctx,
4601 "%08x-%04x%04x-%02x%02x%02x%02x-%02x%02x%02x%02x",
4602 guid->time_low, guid->time_mid,
4603 guid->time_hi_and_version,
4606 guid->node[0], guid->node[1],
4607 guid->node[2], guid->node[3],
4608 guid->node[4], guid->node[5]);