2 Unix SMB/CIFS implementation.
3 Samba utility functions
5 Copyright (C) Andrew Tridgell 2004
6 Copyright (C) Volker Lendecke 2004
7 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2006
8 Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>.
25 #include "events/events.h"
27 #include "ldb_module.h"
28 #include "ldb_errors.h"
29 #include "../lib/util/util_ldb.h"
30 #include "../lib/crypto/crypto.h"
31 #include "dsdb/samdb/samdb.h"
32 #include "libcli/security/security.h"
33 #include "librpc/gen_ndr/ndr_security.h"
34 #include "librpc/gen_ndr/ndr_misc.h"
35 #include "../libds/common/flags.h"
36 #include "dsdb/common/proto.h"
37 #include "libcli/ldap/ldap_ndr.h"
38 #include "param/param.h"
39 #include "libcli/auth/libcli_auth.h"
40 #include "librpc/gen_ndr/ndr_drsblobs.h"
41 #include "system/locale.h"
42 #include "lib/util/tsort.h"
43 #include "dsdb/common/util.h"
44 #include "lib/socket/socket.h"
45 #include "librpc/gen_ndr/irpc.h"
46 #include "libds/common/flag_mapping.h"
49 search the sam for the specified attributes in a specific domain, filter on
50 objectSid being in domain_sid.
52 int samdb_search_domain(struct ldb_context
*sam_ldb
,
54 struct ldb_dn
*basedn
,
55 struct ldb_message
***res
,
56 const char * const *attrs
,
57 const struct dom_sid
*domain_sid
,
58 const char *format
, ...) _PRINTF_ATTRIBUTE(7,8)
64 count
= gendb_search_v(sam_ldb
, mem_ctx
, basedn
,
65 res
, attrs
, format
, ap
);
71 struct dom_sid
*entry_sid
;
73 entry_sid
= samdb_result_dom_sid(mem_ctx
, (*res
)[i
], "objectSid");
75 if ((entry_sid
== NULL
) ||
76 (!dom_sid_in_domain(domain_sid
, entry_sid
))) {
77 /* Delete that entry from the result set */
78 (*res
)[i
] = (*res
)[count
-1];
80 talloc_free(entry_sid
);
83 talloc_free(entry_sid
);
91 search the sam for a single string attribute in exactly 1 record
93 const char *samdb_search_string_v(struct ldb_context
*sam_ldb
,
95 struct ldb_dn
*basedn
,
96 const char *attr_name
,
97 const char *format
, va_list ap
) _PRINTF_ATTRIBUTE(5,0)
100 const char *attrs
[2] = { NULL
, NULL
};
101 struct ldb_message
**res
= NULL
;
103 attrs
[0] = attr_name
;
105 count
= gendb_search_v(sam_ldb
, mem_ctx
, basedn
, &res
, attrs
, format
, ap
);
107 DEBUG(1,("samdb: search for %s %s not single valued (count=%d)\n",
108 attr_name
, format
, count
));
115 return ldb_msg_find_attr_as_string(res
[0], attr_name
, NULL
);
119 search the sam for a single string attribute in exactly 1 record
121 const char *samdb_search_string(struct ldb_context
*sam_ldb
,
123 struct ldb_dn
*basedn
,
124 const char *attr_name
,
125 const char *format
, ...) _PRINTF_ATTRIBUTE(5,6)
130 va_start(ap
, format
);
131 str
= samdb_search_string_v(sam_ldb
, mem_ctx
, basedn
, attr_name
, format
, ap
);
137 struct ldb_dn
*samdb_search_dn(struct ldb_context
*sam_ldb
,
139 struct ldb_dn
*basedn
,
140 const char *format
, ...) _PRINTF_ATTRIBUTE(4,5)
144 struct ldb_message
**res
= NULL
;
147 va_start(ap
, format
);
148 count
= gendb_search_v(sam_ldb
, mem_ctx
, basedn
, &res
, NULL
, format
, ap
);
151 if (count
!= 1) return NULL
;
153 ret
= talloc_steal(mem_ctx
, res
[0]->dn
);
160 search the sam for a dom_sid attribute in exactly 1 record
162 struct dom_sid
*samdb_search_dom_sid(struct ldb_context
*sam_ldb
,
164 struct ldb_dn
*basedn
,
165 const char *attr_name
,
166 const char *format
, ...) _PRINTF_ATTRIBUTE(5,6)
170 struct ldb_message
**res
;
171 const char *attrs
[2] = { NULL
, NULL
};
174 attrs
[0] = attr_name
;
176 va_start(ap
, format
);
177 count
= gendb_search_v(sam_ldb
, mem_ctx
, basedn
, &res
, attrs
, format
, ap
);
180 DEBUG(1,("samdb: search for %s %s not single valued (count=%d)\n",
181 attr_name
, format
, count
));
187 sid
= samdb_result_dom_sid(mem_ctx
, res
[0], attr_name
);
193 return the count of the number of records in the sam matching the query
195 int samdb_search_count(struct ldb_context
*sam_ldb
,
197 struct ldb_dn
*basedn
,
198 const char *format
, ...) _PRINTF_ATTRIBUTE(4,5)
201 const char *attrs
[] = { NULL
};
204 va_start(ap
, format
);
205 ret
= gendb_search_v(sam_ldb
, mem_ctx
, basedn
, NULL
, attrs
, format
, ap
);
213 search the sam for a single integer attribute in exactly 1 record
215 unsigned int samdb_search_uint(struct ldb_context
*sam_ldb
,
217 unsigned int default_value
,
218 struct ldb_dn
*basedn
,
219 const char *attr_name
,
220 const char *format
, ...) _PRINTF_ATTRIBUTE(6,7)
224 struct ldb_message
**res
;
225 const char *attrs
[2] = { NULL
, NULL
};
227 attrs
[0] = attr_name
;
229 va_start(ap
, format
);
230 count
= gendb_search_v(sam_ldb
, mem_ctx
, basedn
, &res
, attrs
, format
, ap
);
234 return default_value
;
237 return ldb_msg_find_attr_as_uint(res
[0], attr_name
, default_value
);
241 search the sam for a single signed 64 bit integer attribute in exactly 1 record
243 int64_t samdb_search_int64(struct ldb_context
*sam_ldb
,
245 int64_t default_value
,
246 struct ldb_dn
*basedn
,
247 const char *attr_name
,
248 const char *format
, ...) _PRINTF_ATTRIBUTE(6,7)
252 struct ldb_message
**res
;
253 const char *attrs
[2] = { NULL
, NULL
};
255 attrs
[0] = attr_name
;
257 va_start(ap
, format
);
258 count
= gendb_search_v(sam_ldb
, mem_ctx
, basedn
, &res
, attrs
, format
, ap
);
262 return default_value
;
265 return ldb_msg_find_attr_as_int64(res
[0], attr_name
, default_value
);
269 search the sam for multipe records each giving a single string attribute
270 return the number of matches, or -1 on error
272 int samdb_search_string_multiple(struct ldb_context
*sam_ldb
,
274 struct ldb_dn
*basedn
,
276 const char *attr_name
,
277 const char *format
, ...) _PRINTF_ATTRIBUTE(6,7)
281 const char *attrs
[2] = { NULL
, NULL
};
282 struct ldb_message
**res
= NULL
;
284 attrs
[0] = attr_name
;
286 va_start(ap
, format
);
287 count
= gendb_search_v(sam_ldb
, mem_ctx
, basedn
, &res
, attrs
, format
, ap
);
294 /* make sure its single valued */
295 for (i
=0;i
<count
;i
++) {
296 if (res
[i
]->num_elements
!= 1) {
297 DEBUG(1,("samdb: search for %s %s not single valued\n",
304 *strs
= talloc_array(mem_ctx
, const char *, count
+1);
310 for (i
=0;i
<count
;i
++) {
311 (*strs
)[i
] = ldb_msg_find_attr_as_string(res
[i
], attr_name
, NULL
);
313 (*strs
)[count
] = NULL
;
318 struct ldb_dn
*samdb_result_dn(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
, const struct ldb_message
*msg
,
319 const char *attr
, struct ldb_dn
*default_value
)
321 struct ldb_dn
*ret_dn
= ldb_msg_find_attr_as_dn(ldb
, mem_ctx
, msg
, attr
);
323 return default_value
;
329 pull a rid from a objectSid in a result set.
331 uint32_t samdb_result_rid_from_sid(TALLOC_CTX
*mem_ctx
, const struct ldb_message
*msg
,
332 const char *attr
, uint32_t default_value
)
337 sid
= samdb_result_dom_sid(mem_ctx
, msg
, attr
);
339 return default_value
;
341 rid
= sid
->sub_auths
[sid
->num_auths
-1];
347 pull a dom_sid structure from a objectSid in a result set.
349 struct dom_sid
*samdb_result_dom_sid(TALLOC_CTX
*mem_ctx
, const struct ldb_message
*msg
,
353 const struct ldb_val
*v
;
355 v
= ldb_msg_find_ldb_val(msg
, attr
);
359 sid
= talloc(mem_ctx
, struct dom_sid
);
363 ok
= sid_blob_parse(*v
, sid
);
372 pull a guid structure from a objectGUID in a result set.
374 struct GUID
samdb_result_guid(const struct ldb_message
*msg
, const char *attr
)
376 const struct ldb_val
*v
;
380 v
= ldb_msg_find_ldb_val(msg
, attr
);
381 if (!v
) return GUID_zero();
383 status
= GUID_from_ndr_blob(v
, &guid
);
384 if (!NT_STATUS_IS_OK(status
)) {
392 pull a sid prefix from a objectSid in a result set.
393 this is used to find the domain sid for a user
395 struct dom_sid
*samdb_result_sid_prefix(TALLOC_CTX
*mem_ctx
, const struct ldb_message
*msg
,
398 struct dom_sid
*sid
= samdb_result_dom_sid(mem_ctx
, msg
, attr
);
399 if (!sid
|| sid
->num_auths
< 1) return NULL
;
405 pull a NTTIME in a result set.
407 NTTIME
samdb_result_nttime(const struct ldb_message
*msg
, const char *attr
,
408 NTTIME default_value
)
410 return ldb_msg_find_attr_as_uint64(msg
, attr
, default_value
);
414 * Windows stores 0 for lastLogoff.
415 * But when a MS DC return the lastLogoff (as Logoff Time)
416 * it returns 0x7FFFFFFFFFFFFFFF, not returning this value in this case
417 * cause windows 2008 and newer version to fail for SMB requests
419 NTTIME
samdb_result_last_logoff(const struct ldb_message
*msg
)
421 NTTIME ret
= ldb_msg_find_attr_as_uint64(msg
, "lastLogoff",0);
424 ret
= 0x7FFFFFFFFFFFFFFFULL
;
430 * Windows uses both 0 and 9223372036854775807 (0x7FFFFFFFFFFFFFFFULL) to
431 * indicate an account doesn't expire.
433 * When Windows initially creates an account, it sets
434 * accountExpires = 9223372036854775807 (0x7FFFFFFFFFFFFFFF). However,
435 * when changing from an account having a specific expiration date to
436 * that account never expiring, it sets accountExpires = 0.
438 * Consolidate that logic here to allow clearer logic for account expiry in
439 * the rest of the code.
441 NTTIME
samdb_result_account_expires(const struct ldb_message
*msg
)
443 NTTIME ret
= ldb_msg_find_attr_as_uint64(msg
, "accountExpires",
447 ret
= 0x7FFFFFFFFFFFFFFFULL
;
453 construct the allow_password_change field from the PwdLastSet attribute and the
454 domain password settings
456 NTTIME
samdb_result_allow_password_change(struct ldb_context
*sam_ldb
,
458 struct ldb_dn
*domain_dn
,
459 struct ldb_message
*msg
,
462 uint64_t attr_time
= ldb_msg_find_attr_as_uint64(msg
, attr
, 0);
465 if (attr_time
== 0) {
469 minPwdAge
= samdb_search_int64(sam_ldb
, mem_ctx
, 0, domain_dn
, "minPwdAge", NULL
);
471 /* yes, this is a -= not a += as minPwdAge is stored as the negative
472 of the number of 100-nano-seconds */
473 attr_time
-= minPwdAge
;
479 construct the force_password_change field from the PwdLastSet
480 attribute, the userAccountControl and the domain password settings
482 NTTIME
samdb_result_force_password_change(struct ldb_context
*sam_ldb
,
484 struct ldb_dn
*domain_dn
,
485 struct ldb_message
*msg
)
487 int64_t attr_time
= ldb_msg_find_attr_as_int64(msg
, "pwdLastSet", 0);
488 uint32_t userAccountControl
= ldb_msg_find_attr_as_uint(msg
,
489 "userAccountControl",
493 /* Machine accounts don't expire, and there is a flag for 'no expiry' */
494 if (!(userAccountControl
& UF_NORMAL_ACCOUNT
)
495 || (userAccountControl
& UF_DONT_EXPIRE_PASSWD
)) {
496 return 0x7FFFFFFFFFFFFFFFULL
;
499 if (attr_time
== 0) {
502 if (attr_time
== -1) {
503 return 0x7FFFFFFFFFFFFFFFULL
;
506 maxPwdAge
= samdb_search_int64(sam_ldb
, mem_ctx
, 0, domain_dn
,
508 if (maxPwdAge
== 0 || maxPwdAge
== -0x8000000000000000ULL
) {
509 return 0x7FFFFFFFFFFFFFFFULL
;
511 attr_time
-= maxPwdAge
;
518 pull a samr_Password structutre from a result set.
520 struct samr_Password
*samdb_result_hash(TALLOC_CTX
*mem_ctx
, const struct ldb_message
*msg
, const char *attr
)
522 struct samr_Password
*hash
= NULL
;
523 const struct ldb_val
*val
= ldb_msg_find_ldb_val(msg
, attr
);
524 if (val
&& (val
->length
>= sizeof(hash
->hash
))) {
525 hash
= talloc(mem_ctx
, struct samr_Password
);
526 memcpy(hash
->hash
, val
->data
, MIN(val
->length
, sizeof(hash
->hash
)));
532 pull an array of samr_Password structures from a result set.
534 unsigned int samdb_result_hashes(TALLOC_CTX
*mem_ctx
, const struct ldb_message
*msg
,
535 const char *attr
, struct samr_Password
**hashes
)
537 unsigned int count
, i
;
538 const struct ldb_val
*val
= ldb_msg_find_ldb_val(msg
, attr
);
544 count
= val
->length
/ 16;
549 *hashes
= talloc_array(mem_ctx
, struct samr_Password
, count
);
554 for (i
=0;i
<count
;i
++) {
555 memcpy((*hashes
)[i
].hash
, (i
*16)+(char *)val
->data
, 16);
561 NTSTATUS
samdb_result_passwords(TALLOC_CTX
*mem_ctx
, struct loadparm_context
*lp_ctx
, struct ldb_message
*msg
,
562 struct samr_Password
**lm_pwd
, struct samr_Password
**nt_pwd
)
564 struct samr_Password
*lmPwdHash
, *ntPwdHash
;
567 num_nt
= samdb_result_hashes(mem_ctx
, msg
, "unicodePwd", &ntPwdHash
);
570 } else if (num_nt
> 1) {
571 return NT_STATUS_INTERNAL_DB_CORRUPTION
;
573 *nt_pwd
= &ntPwdHash
[0];
577 /* Ensure that if we have turned off LM
578 * authentication, that we never use the LM hash, even
580 if (lpcfg_lanman_auth(lp_ctx
)) {
582 num_lm
= samdb_result_hashes(mem_ctx
, msg
, "dBCSPwd", &lmPwdHash
);
585 } else if (num_lm
> 1) {
586 return NT_STATUS_INTERNAL_DB_CORRUPTION
;
588 *lm_pwd
= &lmPwdHash
[0];
598 pull a samr_LogonHours structutre from a result set.
600 struct samr_LogonHours
samdb_result_logon_hours(TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
, const char *attr
)
602 struct samr_LogonHours hours
;
603 size_t units_per_week
= 168;
604 const struct ldb_val
*val
= ldb_msg_find_ldb_val(msg
, attr
);
609 units_per_week
= val
->length
* 8;
612 hours
.bits
= talloc_array(mem_ctx
, uint8_t, units_per_week
/8);
616 hours
.units_per_week
= units_per_week
;
617 memset(hours
.bits
, 0xFF, units_per_week
/8);
619 memcpy(hours
.bits
, val
->data
, val
->length
);
626 pull a set of account_flags from a result set.
628 This requires that the attributes:
633 uint32_t samdb_result_acct_flags(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
634 struct ldb_message
*msg
, struct ldb_dn
*domain_dn
)
636 uint32_t userAccountControl
= ldb_msg_find_attr_as_uint(msg
, "userAccountControl", 0);
637 uint32_t acct_flags
= ds_uf2acb(userAccountControl
);
638 NTTIME must_change_time
;
641 must_change_time
= samdb_result_force_password_change(sam_ctx
, mem_ctx
,
644 /* Test account expire time */
645 unix_to_nt_time(&now
, time(NULL
));
646 /* check for expired password */
647 if (must_change_time
< now
) {
648 acct_flags
|= ACB_PW_EXPIRED
;
653 struct lsa_BinaryString
samdb_result_parameters(TALLOC_CTX
*mem_ctx
,
654 struct ldb_message
*msg
,
657 struct lsa_BinaryString s
;
658 const struct ldb_val
*val
= ldb_msg_find_ldb_val(msg
, attr
);
666 s
.array
= talloc_array(mem_ctx
, uint16_t, val
->length
/2);
670 s
.length
= s
.size
= val
->length
;
671 memcpy(s
.array
, val
->data
, val
->length
);
676 /* Find an attribute, with a particular value */
678 /* The current callers of this function expect a very specific
679 * behaviour: In particular, objectClass subclass equivilance is not
680 * wanted. This means that we should not lookup the schema for the
681 * comparison function */
682 struct ldb_message_element
*samdb_find_attribute(struct ldb_context
*ldb
,
683 const struct ldb_message
*msg
,
684 const char *name
, const char *value
)
687 struct ldb_message_element
*el
= ldb_msg_find_element(msg
, name
);
693 for (i
=0;i
<el
->num_values
;i
++) {
694 if (ldb_attr_cmp(value
, (char *)el
->values
[i
].data
) == 0) {
702 int samdb_find_or_add_attribute(struct ldb_context
*ldb
, struct ldb_message
*msg
, const char *name
, const char *set_value
)
704 struct ldb_message_element
*el
;
706 el
= ldb_msg_find_element(msg
, name
);
711 return ldb_msg_add_string(msg
, name
, set_value
);
715 add a dom_sid element to a message
717 int samdb_msg_add_dom_sid(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
718 const char *attr_name
, const struct dom_sid
*sid
)
721 enum ndr_err_code ndr_err
;
723 ndr_err
= ndr_push_struct_blob(&v
, mem_ctx
,
725 (ndr_push_flags_fn_t
)ndr_push_dom_sid
);
726 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err
)) {
727 return ldb_operr(sam_ldb
);
729 return ldb_msg_add_value(msg
, attr_name
, &v
, NULL
);
734 add a delete element operation to a message
736 int samdb_msg_add_delete(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
737 const char *attr_name
)
739 /* we use an empty replace rather than a delete, as it allows for
740 dsdb_replace() to be used everywhere */
741 return ldb_msg_add_empty(msg
, attr_name
, LDB_FLAG_MOD_REPLACE
, NULL
);
745 add an add attribute value to a message or enhance an existing attribute
746 which has the same name and the add flag set.
748 int samdb_msg_add_addval(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
,
749 struct ldb_message
*msg
, const char *attr_name
,
752 struct ldb_message_element
*el
;
753 struct ldb_val val
, *vals
;
759 v
= talloc_strdup(mem_ctx
, value
);
761 return ldb_oom(sam_ldb
);
764 val
.data
= (uint8_t *) v
;
765 val
.length
= strlen(v
);
767 if (val
.length
== 0) {
768 /* allow empty strings as non-existent attributes */
772 for (i
= 0; i
< msg
->num_elements
; i
++) {
773 el
= &msg
->elements
[i
];
774 if ((ldb_attr_cmp(el
->name
, attr_name
) == 0) &&
775 (LDB_FLAG_MOD_TYPE(el
->flags
) == LDB_FLAG_MOD_ADD
)) {
781 ret
= ldb_msg_add_empty(msg
, attr_name
, LDB_FLAG_MOD_ADD
,
783 if (ret
!= LDB_SUCCESS
) {
788 vals
= talloc_realloc(msg
->elements
, el
->values
, struct ldb_val
,
791 return ldb_oom(sam_ldb
);
794 el
->values
[el
->num_values
] = val
;
801 add a delete attribute value to a message or enhance an existing attribute
802 which has the same name and the delete flag set.
804 int samdb_msg_add_delval(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
,
805 struct ldb_message
*msg
, const char *attr_name
,
808 struct ldb_message_element
*el
;
809 struct ldb_val val
, *vals
;
815 v
= talloc_strdup(mem_ctx
, value
);
817 return ldb_oom(sam_ldb
);
820 val
.data
= (uint8_t *) v
;
821 val
.length
= strlen(v
);
823 if (val
.length
== 0) {
824 /* allow empty strings as non-existent attributes */
828 for (i
= 0; i
< msg
->num_elements
; i
++) {
829 el
= &msg
->elements
[i
];
830 if ((ldb_attr_cmp(el
->name
, attr_name
) == 0) &&
831 (LDB_FLAG_MOD_TYPE(el
->flags
) == LDB_FLAG_MOD_DELETE
)) {
837 ret
= ldb_msg_add_empty(msg
, attr_name
, LDB_FLAG_MOD_DELETE
,
839 if (ret
!= LDB_SUCCESS
) {
844 vals
= talloc_realloc(msg
->elements
, el
->values
, struct ldb_val
,
847 return ldb_oom(sam_ldb
);
850 el
->values
[el
->num_values
] = val
;
857 add a int element to a message
859 int samdb_msg_add_int(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
860 const char *attr_name
, int v
)
862 const char *s
= talloc_asprintf(mem_ctx
, "%d", v
);
864 return ldb_oom(sam_ldb
);
866 return ldb_msg_add_string(msg
, attr_name
, s
);
870 * Add an unsigned int element to a message
872 * The issue here is that we have not yet first cast to int32_t explicitly,
873 * before we cast to an signed int to printf() into the %d or cast to a
874 * int64_t before we then cast to a long long to printf into a %lld.
876 * There are *no* unsigned integers in Active Directory LDAP, even the RID
877 * allocations and ms-DS-Secondary-KrbTgt-Number are *signed* quantities.
878 * (See the schema, and the syntax definitions in schema_syntax.c).
881 int samdb_msg_add_uint(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
882 const char *attr_name
, unsigned int v
)
884 return samdb_msg_add_int(sam_ldb
, mem_ctx
, msg
, attr_name
, (int)v
);
888 add a (signed) int64_t element to a message
890 int samdb_msg_add_int64(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
891 const char *attr_name
, int64_t v
)
893 const char *s
= talloc_asprintf(mem_ctx
, "%lld", (long long)v
);
895 return ldb_oom(sam_ldb
);
897 return ldb_msg_add_string(msg
, attr_name
, s
);
901 * Add an unsigned int64_t (uint64_t) element to a message
903 * The issue here is that we have not yet first cast to int32_t explicitly,
904 * before we cast to an signed int to printf() into the %d or cast to a
905 * int64_t before we then cast to a long long to printf into a %lld.
907 * There are *no* unsigned integers in Active Directory LDAP, even the RID
908 * allocations and ms-DS-Secondary-KrbTgt-Number are *signed* quantities.
909 * (See the schema, and the syntax definitions in schema_syntax.c).
912 int samdb_msg_add_uint64(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
913 const char *attr_name
, uint64_t v
)
915 return samdb_msg_add_int64(sam_ldb
, mem_ctx
, msg
, attr_name
, (int64_t)v
);
919 add a samr_Password element to a message
921 int samdb_msg_add_hash(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
922 const char *attr_name
, const struct samr_Password
*hash
)
925 val
.data
= talloc_memdup(mem_ctx
, hash
->hash
, 16);
927 return ldb_oom(sam_ldb
);
930 return ldb_msg_add_value(msg
, attr_name
, &val
, NULL
);
934 add a samr_Password array to a message
936 int samdb_msg_add_hashes(struct ldb_context
*ldb
,
937 TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
938 const char *attr_name
, struct samr_Password
*hashes
,
943 val
.data
= talloc_array_size(mem_ctx
, 16, count
);
944 val
.length
= count
*16;
948 for (i
=0;i
<count
;i
++) {
949 memcpy(i
*16 + (char *)val
.data
, hashes
[i
].hash
, 16);
951 return ldb_msg_add_value(msg
, attr_name
, &val
, NULL
);
955 add a acct_flags element to a message
957 int samdb_msg_add_acct_flags(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
958 const char *attr_name
, uint32_t v
)
960 return samdb_msg_add_uint(sam_ldb
, mem_ctx
, msg
, attr_name
, ds_acb2uf(v
));
964 add a logon_hours element to a message
966 int samdb_msg_add_logon_hours(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
967 const char *attr_name
, struct samr_LogonHours
*hours
)
970 val
.length
= hours
->units_per_week
/ 8;
971 val
.data
= hours
->bits
;
972 return ldb_msg_add_value(msg
, attr_name
, &val
, NULL
);
976 add a parameters element to a message
978 int samdb_msg_add_parameters(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_message
*msg
,
979 const char *attr_name
, struct lsa_BinaryString
*parameters
)
982 val
.length
= parameters
->length
;
983 val
.data
= (uint8_t *)parameters
->array
;
984 return ldb_msg_add_value(msg
, attr_name
, &val
, NULL
);
988 * Sets an unsigned int element in a message
990 * The issue here is that we have not yet first cast to int32_t explicitly,
991 * before we cast to an signed int to printf() into the %d or cast to a
992 * int64_t before we then cast to a long long to printf into a %lld.
994 * There are *no* unsigned integers in Active Directory LDAP, even the RID
995 * allocations and ms-DS-Secondary-KrbTgt-Number are *signed* quantities.
996 * (See the schema, and the syntax definitions in schema_syntax.c).
999 int samdb_msg_set_uint(struct ldb_context
*sam_ldb
, TALLOC_CTX
*mem_ctx
,
1000 struct ldb_message
*msg
, const char *attr_name
,
1003 struct ldb_message_element
*el
;
1005 el
= ldb_msg_find_element(msg
, attr_name
);
1009 return samdb_msg_add_uint(sam_ldb
, mem_ctx
, msg
, attr_name
, v
);
1013 * Handle ldb_request in transaction
1015 static int dsdb_autotransaction_request(struct ldb_context
*sam_ldb
,
1016 struct ldb_request
*req
)
1020 ret
= ldb_transaction_start(sam_ldb
);
1021 if (ret
!= LDB_SUCCESS
) {
1025 ret
= ldb_request(sam_ldb
, req
);
1026 if (ret
== LDB_SUCCESS
) {
1027 ret
= ldb_wait(req
->handle
, LDB_WAIT_ALL
);
1030 if (ret
== LDB_SUCCESS
) {
1031 return ldb_transaction_commit(sam_ldb
);
1033 ldb_transaction_cancel(sam_ldb
);
1039 return a default security descriptor
1041 struct security_descriptor
*samdb_default_security_descriptor(TALLOC_CTX
*mem_ctx
)
1043 struct security_descriptor
*sd
;
1045 sd
= security_descriptor_initialise(mem_ctx
);
1050 struct ldb_dn
*samdb_aggregate_schema_dn(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
)
1052 struct ldb_dn
*schema_dn
= ldb_get_schema_basedn(sam_ctx
);
1053 struct ldb_dn
*aggregate_dn
;
1058 aggregate_dn
= ldb_dn_copy(mem_ctx
, schema_dn
);
1059 if (!aggregate_dn
) {
1062 if (!ldb_dn_add_child_fmt(aggregate_dn
, "CN=Aggregate")) {
1065 return aggregate_dn
;
1068 struct ldb_dn
*samdb_partitions_dn(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
)
1070 struct ldb_dn
*new_dn
;
1072 new_dn
= ldb_dn_copy(mem_ctx
, ldb_get_config_basedn(sam_ctx
));
1073 if ( ! ldb_dn_add_child_fmt(new_dn
, "CN=Partitions")) {
1074 talloc_free(new_dn
);
1080 struct ldb_dn
*samdb_infrastructure_dn(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
)
1082 struct ldb_dn
*new_dn
;
1084 new_dn
= ldb_dn_copy(mem_ctx
, ldb_get_default_basedn(sam_ctx
));
1085 if ( ! ldb_dn_add_child_fmt(new_dn
, "CN=Infrastructure")) {
1086 talloc_free(new_dn
);
1092 struct ldb_dn
*samdb_sites_dn(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
)
1094 struct ldb_dn
*new_dn
;
1096 new_dn
= ldb_dn_copy(mem_ctx
, ldb_get_config_basedn(sam_ctx
));
1097 if ( ! ldb_dn_add_child_fmt(new_dn
, "CN=Sites")) {
1098 talloc_free(new_dn
);
1105 work out the domain sid for the current open ldb
1107 const struct dom_sid
*samdb_domain_sid(struct ldb_context
*ldb
)
1109 TALLOC_CTX
*tmp_ctx
;
1110 const struct dom_sid
*domain_sid
;
1111 const char *attrs
[] = {
1115 struct ldb_result
*res
;
1118 /* see if we have a cached copy */
1119 domain_sid
= (struct dom_sid
*)ldb_get_opaque(ldb
, "cache.domain_sid");
1124 tmp_ctx
= talloc_new(ldb
);
1125 if (tmp_ctx
== NULL
) {
1129 ret
= ldb_search(ldb
, tmp_ctx
, &res
, ldb_get_default_basedn(ldb
), LDB_SCOPE_BASE
, attrs
, "objectSid=*");
1131 if (ret
!= LDB_SUCCESS
) {
1135 if (res
->count
!= 1) {
1139 domain_sid
= samdb_result_dom_sid(tmp_ctx
, res
->msgs
[0], "objectSid");
1140 if (domain_sid
== NULL
) {
1144 /* cache the domain_sid in the ldb */
1145 if (ldb_set_opaque(ldb
, "cache.domain_sid", discard_const_p(struct dom_sid
, domain_sid
)) != LDB_SUCCESS
) {
1149 talloc_steal(ldb
, domain_sid
);
1150 talloc_free(tmp_ctx
);
1155 talloc_free(tmp_ctx
);
1160 get domain sid from cache
1162 const struct dom_sid
*samdb_domain_sid_cache_only(struct ldb_context
*ldb
)
1164 return (struct dom_sid
*)ldb_get_opaque(ldb
, "cache.domain_sid");
1167 bool samdb_set_domain_sid(struct ldb_context
*ldb
, const struct dom_sid
*dom_sid_in
)
1169 TALLOC_CTX
*tmp_ctx
;
1170 struct dom_sid
*dom_sid_new
;
1171 struct dom_sid
*dom_sid_old
;
1173 /* see if we have a cached copy */
1174 dom_sid_old
= talloc_get_type(ldb_get_opaque(ldb
,
1175 "cache.domain_sid"), struct dom_sid
);
1177 tmp_ctx
= talloc_new(ldb
);
1178 if (tmp_ctx
== NULL
) {
1182 dom_sid_new
= dom_sid_dup(tmp_ctx
, dom_sid_in
);
1187 /* cache the domain_sid in the ldb */
1188 if (ldb_set_opaque(ldb
, "cache.domain_sid", dom_sid_new
) != LDB_SUCCESS
) {
1192 talloc_steal(ldb
, dom_sid_new
);
1193 talloc_free(tmp_ctx
);
1194 talloc_free(dom_sid_old
);
1199 DEBUG(1,("Failed to set our own cached domain SID in the ldb!\n"));
1200 talloc_free(tmp_ctx
);
1204 bool samdb_set_ntds_settings_dn(struct ldb_context
*ldb
, struct ldb_dn
*ntds_settings_dn_in
)
1206 TALLOC_CTX
*tmp_ctx
;
1207 struct ldb_dn
*ntds_settings_dn_new
;
1208 struct ldb_dn
*ntds_settings_dn_old
;
1210 /* see if we have a forced copy from provision */
1211 ntds_settings_dn_old
= talloc_get_type(ldb_get_opaque(ldb
,
1212 "forced.ntds_settings_dn"), struct ldb_dn
);
1214 tmp_ctx
= talloc_new(ldb
);
1215 if (tmp_ctx
== NULL
) {
1219 ntds_settings_dn_new
= ldb_dn_copy(tmp_ctx
, ntds_settings_dn_in
);
1220 if (!ntds_settings_dn_new
) {
1224 /* set the DN in the ldb to avoid lookups during provision */
1225 if (ldb_set_opaque(ldb
, "forced.ntds_settings_dn", ntds_settings_dn_new
) != LDB_SUCCESS
) {
1229 talloc_steal(ldb
, ntds_settings_dn_new
);
1230 talloc_free(tmp_ctx
);
1231 talloc_free(ntds_settings_dn_old
);
1236 DEBUG(1,("Failed to set our NTDS Settings DN in the ldb!\n"));
1237 talloc_free(tmp_ctx
);
1242 work out the ntds settings dn for the current open ldb
1244 struct ldb_dn
*samdb_ntds_settings_dn(struct ldb_context
*ldb
)
1246 TALLOC_CTX
*tmp_ctx
;
1247 const char *root_attrs
[] = { "dsServiceName", NULL
};
1249 struct ldb_result
*root_res
;
1250 struct ldb_dn
*settings_dn
;
1252 /* see if we have a cached copy */
1253 settings_dn
= (struct ldb_dn
*)ldb_get_opaque(ldb
, "forced.ntds_settings_dn");
1258 tmp_ctx
= talloc_new(ldb
);
1259 if (tmp_ctx
== NULL
) {
1263 ret
= ldb_search(ldb
, tmp_ctx
, &root_res
, ldb_dn_new(tmp_ctx
, ldb
, ""), LDB_SCOPE_BASE
, root_attrs
, NULL
);
1264 if (ret
!= LDB_SUCCESS
) {
1265 DEBUG(1,("Searching for dsServiceName in rootDSE failed: %s\n",
1266 ldb_errstring(ldb
)));
1270 if (root_res
->count
!= 1) {
1274 settings_dn
= ldb_msg_find_attr_as_dn(ldb
, tmp_ctx
, root_res
->msgs
[0], "dsServiceName");
1276 /* note that we do not cache the DN here, as that would mean
1277 * we could not handle server renames at runtime. Only
1278 * provision sets up forced.ntds_settings_dn */
1280 talloc_steal(ldb
, settings_dn
);
1281 talloc_free(tmp_ctx
);
1286 DEBUG(1,("Failed to find our own NTDS Settings DN in the ldb!\n"));
1287 talloc_free(tmp_ctx
);
1292 work out the ntds settings invocationId for the current open ldb
1294 const struct GUID
*samdb_ntds_invocation_id(struct ldb_context
*ldb
)
1296 TALLOC_CTX
*tmp_ctx
;
1297 const char *attrs
[] = { "invocationId", NULL
};
1299 struct ldb_result
*res
;
1300 struct GUID
*invocation_id
;
1302 /* see if we have a cached copy */
1303 invocation_id
= (struct GUID
*)ldb_get_opaque(ldb
, "cache.invocation_id");
1304 if (invocation_id
) {
1305 return invocation_id
;
1308 tmp_ctx
= talloc_new(ldb
);
1309 if (tmp_ctx
== NULL
) {
1313 ret
= ldb_search(ldb
, tmp_ctx
, &res
, samdb_ntds_settings_dn(ldb
), LDB_SCOPE_BASE
, attrs
, NULL
);
1318 if (res
->count
!= 1) {
1322 invocation_id
= talloc(tmp_ctx
, struct GUID
);
1323 if (!invocation_id
) {
1327 *invocation_id
= samdb_result_guid(res
->msgs
[0], "invocationId");
1329 /* cache the domain_sid in the ldb */
1330 if (ldb_set_opaque(ldb
, "cache.invocation_id", invocation_id
) != LDB_SUCCESS
) {
1334 talloc_steal(ldb
, invocation_id
);
1335 talloc_free(tmp_ctx
);
1337 return invocation_id
;
1340 DEBUG(1,("Failed to find our own NTDS Settings invocationId in the ldb!\n"));
1341 talloc_free(tmp_ctx
);
1345 bool samdb_set_ntds_invocation_id(struct ldb_context
*ldb
, const struct GUID
*invocation_id_in
)
1347 TALLOC_CTX
*tmp_ctx
;
1348 struct GUID
*invocation_id_new
;
1349 struct GUID
*invocation_id_old
;
1351 /* see if we have a cached copy */
1352 invocation_id_old
= (struct GUID
*)ldb_get_opaque(ldb
,
1353 "cache.invocation_id");
1355 tmp_ctx
= talloc_new(ldb
);
1356 if (tmp_ctx
== NULL
) {
1360 invocation_id_new
= talloc(tmp_ctx
, struct GUID
);
1361 if (!invocation_id_new
) {
1365 *invocation_id_new
= *invocation_id_in
;
1367 /* cache the domain_sid in the ldb */
1368 if (ldb_set_opaque(ldb
, "cache.invocation_id", invocation_id_new
) != LDB_SUCCESS
) {
1372 talloc_steal(ldb
, invocation_id_new
);
1373 talloc_free(tmp_ctx
);
1374 talloc_free(invocation_id_old
);
1379 DEBUG(1,("Failed to set our own cached invocationId in the ldb!\n"));
1380 talloc_free(tmp_ctx
);
1385 work out the ntds settings objectGUID for the current open ldb
1387 const struct GUID
*samdb_ntds_objectGUID(struct ldb_context
*ldb
)
1389 TALLOC_CTX
*tmp_ctx
;
1390 const char *attrs
[] = { "objectGUID", NULL
};
1392 struct ldb_result
*res
;
1393 struct GUID
*ntds_guid
;
1395 /* see if we have a cached copy */
1396 ntds_guid
= (struct GUID
*)ldb_get_opaque(ldb
, "cache.ntds_guid");
1401 tmp_ctx
= talloc_new(ldb
);
1402 if (tmp_ctx
== NULL
) {
1406 ret
= ldb_search(ldb
, tmp_ctx
, &res
, samdb_ntds_settings_dn(ldb
), LDB_SCOPE_BASE
, attrs
, NULL
);
1411 if (res
->count
!= 1) {
1415 ntds_guid
= talloc(tmp_ctx
, struct GUID
);
1420 *ntds_guid
= samdb_result_guid(res
->msgs
[0], "objectGUID");
1422 /* cache the domain_sid in the ldb */
1423 if (ldb_set_opaque(ldb
, "cache.ntds_guid", ntds_guid
) != LDB_SUCCESS
) {
1427 talloc_steal(ldb
, ntds_guid
);
1428 talloc_free(tmp_ctx
);
1433 DEBUG(1,("Failed to find our own NTDS Settings objectGUID in the ldb!\n"));
1434 talloc_free(tmp_ctx
);
1438 bool samdb_set_ntds_objectGUID(struct ldb_context
*ldb
, const struct GUID
*ntds_guid_in
)
1440 TALLOC_CTX
*tmp_ctx
;
1441 struct GUID
*ntds_guid_new
;
1442 struct GUID
*ntds_guid_old
;
1444 /* see if we have a cached copy */
1445 ntds_guid_old
= (struct GUID
*)ldb_get_opaque(ldb
, "cache.ntds_guid");
1447 tmp_ctx
= talloc_new(ldb
);
1448 if (tmp_ctx
== NULL
) {
1452 ntds_guid_new
= talloc(tmp_ctx
, struct GUID
);
1453 if (!ntds_guid_new
) {
1457 *ntds_guid_new
= *ntds_guid_in
;
1459 /* cache the domain_sid in the ldb */
1460 if (ldb_set_opaque(ldb
, "cache.ntds_guid", ntds_guid_new
) != LDB_SUCCESS
) {
1464 talloc_steal(ldb
, ntds_guid_new
);
1465 talloc_free(tmp_ctx
);
1466 talloc_free(ntds_guid_old
);
1471 DEBUG(1,("Failed to set our own cached invocationId in the ldb!\n"));
1472 talloc_free(tmp_ctx
);
1477 work out the server dn for the current open ldb
1479 struct ldb_dn
*samdb_server_dn(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
)
1481 return ldb_dn_get_parent(mem_ctx
, samdb_ntds_settings_dn(ldb
));
1485 work out the server dn for the current open ldb
1487 struct ldb_dn
*samdb_server_site_dn(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
)
1489 struct ldb_dn
*server_dn
;
1490 struct ldb_dn
*servers_dn
;
1491 struct ldb_dn
*server_site_dn
;
1493 /* TODO: there must be a saner way to do this!! */
1494 server_dn
= samdb_server_dn(ldb
, mem_ctx
);
1495 if (!server_dn
) return NULL
;
1497 servers_dn
= ldb_dn_get_parent(mem_ctx
, server_dn
);
1498 talloc_free(server_dn
);
1499 if (!servers_dn
) return NULL
;
1501 server_site_dn
= ldb_dn_get_parent(mem_ctx
, servers_dn
);
1502 talloc_free(servers_dn
);
1504 return server_site_dn
;
1508 find the site name from a computers DN record
1510 int samdb_find_site_for_computer(struct ldb_context
*ldb
,
1511 TALLOC_CTX
*mem_ctx
, struct ldb_dn
*computer_dn
,
1512 const char **site_name
)
1516 const struct ldb_val
*rdn_val
;
1520 ret
= samdb_reference_dn(ldb
, mem_ctx
, computer_dn
, "serverReferenceBL", &dn
);
1521 if (ret
!= LDB_SUCCESS
) {
1525 if (!ldb_dn_remove_child_components(dn
, 2)) {
1527 return LDB_ERR_INVALID_DN_SYNTAX
;
1530 rdn_val
= ldb_dn_get_rdn_val(dn
);
1531 if (rdn_val
== NULL
) {
1532 return LDB_ERR_OPERATIONS_ERROR
;
1535 (*site_name
) = talloc_strndup(mem_ctx
, (const char *)rdn_val
->data
, rdn_val
->length
);
1538 return LDB_ERR_OPERATIONS_ERROR
;
1544 find the NTDS GUID from a computers DN record
1546 int samdb_find_ntdsguid_for_computer(struct ldb_context
*ldb
, struct ldb_dn
*computer_dn
,
1547 struct GUID
*ntds_guid
)
1552 *ntds_guid
= GUID_zero();
1554 ret
= samdb_reference_dn(ldb
, ldb
, computer_dn
, "serverReferenceBL", &dn
);
1555 if (ret
!= LDB_SUCCESS
) {
1559 if (!ldb_dn_add_child_fmt(dn
, "CN=NTDS Settings")) {
1561 return LDB_ERR_OPERATIONS_ERROR
;
1564 ret
= dsdb_find_guid_by_dn(ldb
, dn
, ntds_guid
);
1570 find a 'reference' DN that points at another object
1571 (eg. serverReference, rIDManagerReference etc)
1573 int samdb_reference_dn(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_dn
*base
,
1574 const char *attribute
, struct ldb_dn
**dn
)
1576 const char *attrs
[2];
1577 struct ldb_result
*res
;
1580 attrs
[0] = attribute
;
1583 ret
= dsdb_search(ldb
, mem_ctx
, &res
, base
, LDB_SCOPE_BASE
, attrs
, DSDB_SEARCH_ONE_ONLY
, NULL
);
1584 if (ret
!= LDB_SUCCESS
) {
1588 *dn
= ldb_msg_find_attr_as_dn(ldb
, mem_ctx
, res
->msgs
[0], attribute
);
1590 if (!ldb_msg_find_element(res
->msgs
[0], attribute
)) {
1591 ldb_asprintf_errstring(ldb
, "Cannot find attribute %s of %s to calculate reference dn", attribute
,
1592 ldb_dn_get_linearized(base
));
1594 ldb_asprintf_errstring(ldb
, "Cannot interpret attribute %s of %s as a dn", attribute
,
1595 ldb_dn_get_linearized(base
));
1598 return LDB_ERR_NO_SUCH_ATTRIBUTE
;
1606 find our machine account via the serverReference attribute in the
1609 int samdb_server_reference_dn(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_dn
**dn
)
1611 struct ldb_dn
*server_dn
;
1614 server_dn
= samdb_server_dn(ldb
, mem_ctx
);
1615 if (server_dn
== NULL
) {
1616 return LDB_ERR_NO_SUCH_OBJECT
;
1619 ret
= samdb_reference_dn(ldb
, mem_ctx
, server_dn
, "serverReference", dn
);
1620 talloc_free(server_dn
);
1626 find the RID Manager$ DN via the rIDManagerReference attribute in the
1629 int samdb_rid_manager_dn(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_dn
**dn
)
1631 return samdb_reference_dn(ldb
, mem_ctx
, ldb_get_default_basedn(ldb
),
1632 "rIDManagerReference", dn
);
1636 find the RID Set DN via the rIDSetReferences attribute in our
1639 int samdb_rid_set_dn(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_dn
**dn
)
1641 struct ldb_dn
*server_ref_dn
;
1644 ret
= samdb_server_reference_dn(ldb
, mem_ctx
, &server_ref_dn
);
1645 if (ret
!= LDB_SUCCESS
) {
1648 ret
= samdb_reference_dn(ldb
, mem_ctx
, server_ref_dn
, "rIDSetReferences", dn
);
1649 talloc_free(server_ref_dn
);
1653 const char *samdb_server_site_name(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
)
1655 const struct ldb_val
*val
= ldb_dn_get_rdn_val(samdb_server_site_dn(ldb
,
1662 return (const char *) val
->data
;
1666 * Finds the client site by using the client's IP address.
1667 * The "subnet_name" returns the name of the subnet if parameter != NULL
1669 const char *samdb_client_site_name(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
,
1670 const char *ip_address
, char **subnet_name
)
1672 const char *attrs
[] = { "cn", "siteObject", NULL
};
1673 struct ldb_dn
*sites_container_dn
, *subnets_dn
, *sites_dn
;
1674 struct ldb_result
*res
;
1675 const struct ldb_val
*val
;
1676 const char *site_name
= NULL
, *l_subnet_name
= NULL
;
1677 const char *allow_list
[2] = { NULL
, NULL
};
1678 unsigned int i
, count
;
1682 * if we don't have a client ip e.g. ncalrpc
1683 * the server site is the client site
1685 if (ip_address
== NULL
) {
1686 return samdb_server_site_name(ldb
, mem_ctx
);
1689 sites_container_dn
= samdb_sites_dn(ldb
, mem_ctx
);
1690 if (sites_container_dn
== NULL
) {
1694 subnets_dn
= ldb_dn_copy(mem_ctx
, sites_container_dn
);
1695 if ( ! ldb_dn_add_child_fmt(subnets_dn
, "CN=Subnets")) {
1696 talloc_free(sites_container_dn
);
1697 talloc_free(subnets_dn
);
1701 ret
= ldb_search(ldb
, mem_ctx
, &res
, subnets_dn
, LDB_SCOPE_ONELEVEL
,
1703 if (ret
== LDB_ERR_NO_SUCH_OBJECT
) {
1705 } else if (ret
!= LDB_SUCCESS
) {
1706 talloc_free(sites_container_dn
);
1707 talloc_free(subnets_dn
);
1713 for (i
= 0; i
< count
; i
++) {
1714 l_subnet_name
= ldb_msg_find_attr_as_string(res
->msgs
[i
], "cn",
1717 allow_list
[0] = l_subnet_name
;
1719 if (socket_allow_access(mem_ctx
, NULL
, allow_list
, "", ip_address
)) {
1720 sites_dn
= ldb_msg_find_attr_as_dn(ldb
, mem_ctx
,
1723 if (sites_dn
== NULL
) {
1724 /* No reference, maybe another subnet matches */
1728 /* "val" cannot be NULL here since "sites_dn" != NULL */
1729 val
= ldb_dn_get_rdn_val(sites_dn
);
1730 site_name
= talloc_strdup(mem_ctx
,
1731 (const char *) val
->data
);
1733 talloc_free(sites_dn
);
1739 if (site_name
== NULL
) {
1740 /* This is the Windows Server fallback rule: when no subnet
1741 * exists and we have only one site available then use it (it
1742 * is for sure the same as our server site). If more sites do
1743 * exist then we don't know which one to use and set the site
1745 cnt
= samdb_search_count(ldb
, mem_ctx
, sites_container_dn
,
1746 "(objectClass=site)");
1748 site_name
= samdb_server_site_name(ldb
, mem_ctx
);
1750 site_name
= talloc_strdup(mem_ctx
, "");
1752 l_subnet_name
= NULL
;
1755 if (subnet_name
!= NULL
) {
1756 *subnet_name
= talloc_strdup(mem_ctx
, l_subnet_name
);
1759 talloc_free(sites_container_dn
);
1760 talloc_free(subnets_dn
);
1767 work out if we are the PDC for the domain of the current open ldb
1769 bool samdb_is_pdc(struct ldb_context
*ldb
)
1771 const char *dom_attrs
[] = { "fSMORoleOwner", NULL
};
1773 struct ldb_result
*dom_res
;
1774 TALLOC_CTX
*tmp_ctx
;
1778 tmp_ctx
= talloc_new(ldb
);
1779 if (tmp_ctx
== NULL
) {
1780 DEBUG(1, ("talloc_new failed in samdb_is_pdc"));
1784 ret
= ldb_search(ldb
, tmp_ctx
, &dom_res
, ldb_get_default_basedn(ldb
), LDB_SCOPE_BASE
, dom_attrs
, NULL
);
1785 if (ret
!= LDB_SUCCESS
) {
1786 DEBUG(1,("Searching for fSMORoleOwner in %s failed: %s\n",
1787 ldb_dn_get_linearized(ldb_get_default_basedn(ldb
)),
1788 ldb_errstring(ldb
)));
1791 if (dom_res
->count
!= 1) {
1795 pdc
= ldb_msg_find_attr_as_dn(ldb
, tmp_ctx
, dom_res
->msgs
[0],
1801 if (ldb_dn_compare(samdb_ntds_settings_dn(ldb
), pdc
) == 0) {
1807 talloc_free(tmp_ctx
);
1812 DEBUG(1,("Failed to find if we are the PDC for this ldb\n"));
1813 talloc_free(tmp_ctx
);
1818 work out if we are a Global Catalog server for the domain of the current open ldb
1820 bool samdb_is_gc(struct ldb_context
*ldb
)
1823 if (samdb_ntds_options(ldb
, &options
) != LDB_SUCCESS
) {
1826 return (options
& DS_NTDSDSA_OPT_IS_GC
) != 0;
1829 /* Find a domain object in the parents of a particular DN. */
1830 int samdb_search_for_parent_domain(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
, struct ldb_dn
*dn
,
1831 struct ldb_dn
**parent_dn
, const char **errstring
)
1833 TALLOC_CTX
*local_ctx
;
1834 struct ldb_dn
*sdn
= dn
;
1835 struct ldb_result
*res
= NULL
;
1836 int ret
= LDB_SUCCESS
;
1837 const char *attrs
[] = { NULL
};
1839 local_ctx
= talloc_new(mem_ctx
);
1840 if (local_ctx
== NULL
) return ldb_oom(ldb
);
1842 while ((sdn
= ldb_dn_get_parent(local_ctx
, sdn
))) {
1843 ret
= ldb_search(ldb
, local_ctx
, &res
, sdn
, LDB_SCOPE_BASE
, attrs
,
1844 "(|(objectClass=domain)(objectClass=builtinDomain))");
1845 if (ret
== LDB_SUCCESS
) {
1846 if (res
->count
== 1) {
1854 if (ret
!= LDB_SUCCESS
) {
1855 *errstring
= talloc_asprintf(mem_ctx
, "Error searching for parent domain of %s, failed searching for %s: %s",
1856 ldb_dn_get_linearized(dn
),
1857 ldb_dn_get_linearized(sdn
),
1858 ldb_errstring(ldb
));
1859 talloc_free(local_ctx
);
1862 if (res
->count
!= 1) {
1863 *errstring
= talloc_asprintf(mem_ctx
, "Invalid dn (%s), not child of a domain object",
1864 ldb_dn_get_linearized(dn
));
1865 DEBUG(0,(__location__
": %s\n", *errstring
));
1866 talloc_free(local_ctx
);
1867 return LDB_ERR_CONSTRAINT_VIOLATION
;
1870 *parent_dn
= talloc_steal(mem_ctx
, res
->msgs
[0]->dn
);
1871 talloc_free(local_ctx
);
1877 * Performs checks on a user password (plaintext UNIX format - attribute
1878 * "password"). The remaining parameters have to be extracted from the domain
1881 * Result codes from "enum samr_ValidationStatus" (consider "samr.idl")
1883 enum samr_ValidationStatus
samdb_check_password(const DATA_BLOB
*password
,
1884 const uint32_t pwdProperties
,
1885 const uint32_t minPwdLength
)
1887 /* checks if the "minPwdLength" property is satisfied */
1888 if (minPwdLength
> password
->length
)
1889 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT
;
1891 /* checks the password complexity */
1892 if (((pwdProperties
& DOMAIN_PASSWORD_COMPLEX
) != 0)
1893 && (password
->data
!= NULL
)
1894 && (!check_password_quality((const char *) password
->data
)))
1895 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH
;
1897 return SAMR_VALIDATION_STATUS_SUCCESS
;
1901 * Callback for "samdb_set_password" password change
1903 int samdb_set_password_callback(struct ldb_request
*req
, struct ldb_reply
*ares
)
1908 return ldb_request_done(req
, LDB_ERR_OPERATIONS_ERROR
);
1911 if (ares
->error
!= LDB_SUCCESS
) {
1913 req
->context
= talloc_steal(req
,
1914 ldb_reply_get_control(ares
, DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID
));
1916 return ldb_request_done(req
, ret
);
1919 if (ares
->type
!= LDB_REPLY_DONE
) {
1921 return ldb_request_done(req
, LDB_ERR_OPERATIONS_ERROR
);
1924 req
->context
= talloc_steal(req
,
1925 ldb_reply_get_control(ares
, DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID
));
1927 return ldb_request_done(req
, LDB_SUCCESS
);
1931 * Sets the user password using plaintext UTF16 (attribute "new_password") or
1932 * LM (attribute "lmNewHash") or NT (attribute "ntNewHash") hash. Also pass
1933 * the old LM and/or NT hash (attributes "lmOldHash"/"ntOldHash") if it is a
1934 * user change or not. The "rejectReason" gives some more information if the
1937 * Results: NT_STATUS_OK, NT_STATUS_INVALID_PARAMETER, NT_STATUS_UNSUCCESSFUL,
1938 * NT_STATUS_WRONG_PASSWORD, NT_STATUS_PASSWORD_RESTRICTION
1940 NTSTATUS
samdb_set_password(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
,
1941 struct ldb_dn
*user_dn
, struct ldb_dn
*domain_dn
,
1942 const DATA_BLOB
*new_password
,
1943 const struct samr_Password
*lmNewHash
,
1944 const struct samr_Password
*ntNewHash
,
1945 const struct samr_Password
*lmOldHash
,
1946 const struct samr_Password
*ntOldHash
,
1947 enum samPwdChangeReason
*reject_reason
,
1948 struct samr_DomInfo1
**_dominfo
)
1950 struct ldb_message
*msg
;
1951 struct ldb_message_element
*el
;
1952 struct ldb_request
*req
;
1953 struct dsdb_control_password_change_status
*pwd_stat
= NULL
;
1955 NTSTATUS status
= NT_STATUS_OK
;
1957 #define CHECK_RET(x) \
1958 if (x != LDB_SUCCESS) { \
1960 return NT_STATUS_NO_MEMORY; \
1963 msg
= ldb_msg_new(mem_ctx
);
1965 return NT_STATUS_NO_MEMORY
;
1968 if ((new_password
!= NULL
)
1969 && ((lmNewHash
== NULL
) && (ntNewHash
== NULL
))) {
1970 /* we have the password as plaintext UTF16 */
1971 CHECK_RET(ldb_msg_add_value(msg
, "clearTextPassword",
1972 new_password
, NULL
));
1973 el
= ldb_msg_find_element(msg
, "clearTextPassword");
1974 el
->flags
= LDB_FLAG_MOD_REPLACE
;
1975 } else if ((new_password
== NULL
)
1976 && ((lmNewHash
!= NULL
) || (ntNewHash
!= NULL
))) {
1977 /* we have a password as LM and/or NT hash */
1978 if (lmNewHash
!= NULL
) {
1979 CHECK_RET(samdb_msg_add_hash(ldb
, mem_ctx
, msg
,
1980 "dBCSPwd", lmNewHash
));
1981 el
= ldb_msg_find_element(msg
, "dBCSPwd");
1982 el
->flags
= LDB_FLAG_MOD_REPLACE
;
1984 if (ntNewHash
!= NULL
) {
1985 CHECK_RET(samdb_msg_add_hash(ldb
, mem_ctx
, msg
,
1986 "unicodePwd", ntNewHash
));
1987 el
= ldb_msg_find_element(msg
, "unicodePwd");
1988 el
->flags
= LDB_FLAG_MOD_REPLACE
;
1991 /* the password wasn't specified correctly */
1993 return NT_STATUS_INVALID_PARAMETER
;
1996 /* build modify request */
1997 ret
= ldb_build_mod_req(&req
, ldb
, mem_ctx
, msg
, NULL
, NULL
,
1998 samdb_set_password_callback
, NULL
);
1999 if (ret
!= LDB_SUCCESS
) {
2001 return NT_STATUS_NO_MEMORY
;
2004 /* A password change operation */
2005 if ((ntOldHash
!= NULL
) || (lmOldHash
!= NULL
)) {
2006 struct dsdb_control_password_change
*change
;
2008 change
= talloc(req
, struct dsdb_control_password_change
);
2009 if (change
== NULL
) {
2012 return NT_STATUS_NO_MEMORY
;
2015 change
->old_nt_pwd_hash
= ntOldHash
;
2016 change
->old_lm_pwd_hash
= lmOldHash
;
2018 ret
= ldb_request_add_control(req
,
2019 DSDB_CONTROL_PASSWORD_CHANGE_OID
,
2021 if (ret
!= LDB_SUCCESS
) {
2024 return NT_STATUS_NO_MEMORY
;
2027 ret
= ldb_request_add_control(req
,
2028 DSDB_CONTROL_PASSWORD_HASH_VALUES_OID
,
2030 if (ret
!= LDB_SUCCESS
) {
2033 return NT_STATUS_NO_MEMORY
;
2035 ret
= ldb_request_add_control(req
,
2036 DSDB_CONTROL_PASSWORD_CHANGE_STATUS_OID
,
2038 if (ret
!= LDB_SUCCESS
) {
2041 return NT_STATUS_NO_MEMORY
;
2044 ret
= dsdb_autotransaction_request(ldb
, req
);
2046 if (req
->context
!= NULL
) {
2047 pwd_stat
= talloc_steal(mem_ctx
,
2048 ((struct ldb_control
*)req
->context
)->data
);
2054 /* Sets the domain info (if requested) */
2055 if (_dominfo
!= NULL
) {
2056 struct samr_DomInfo1
*dominfo
;
2058 dominfo
= talloc_zero(mem_ctx
, struct samr_DomInfo1
);
2059 if (dominfo
== NULL
) {
2060 return NT_STATUS_NO_MEMORY
;
2063 if (pwd_stat
!= NULL
) {
2064 dominfo
->min_password_length
= pwd_stat
->domain_data
.minPwdLength
;
2065 dominfo
->password_properties
= pwd_stat
->domain_data
.pwdProperties
;
2066 dominfo
->password_history_length
= pwd_stat
->domain_data
.pwdHistoryLength
;
2067 dominfo
->max_password_age
= pwd_stat
->domain_data
.maxPwdAge
;
2068 dominfo
->min_password_age
= pwd_stat
->domain_data
.minPwdAge
;
2071 *_dominfo
= dominfo
;
2074 if (reject_reason
!= NULL
) {
2075 if (pwd_stat
!= NULL
) {
2076 *reject_reason
= pwd_stat
->reject_reason
;
2078 *reject_reason
= SAM_PWD_CHANGE_NO_ERROR
;
2082 if (pwd_stat
!= NULL
) {
2083 talloc_free(pwd_stat
);
2086 if (ret
== LDB_ERR_CONSTRAINT_VIOLATION
) {
2087 const char *errmsg
= ldb_errstring(ldb
);
2088 char *endptr
= NULL
;
2089 WERROR werr
= WERR_GENERAL_FAILURE
;
2090 status
= NT_STATUS_UNSUCCESSFUL
;
2091 if (errmsg
!= NULL
) {
2092 werr
= W_ERROR(strtol(errmsg
, &endptr
, 16));
2094 if (endptr
!= errmsg
) {
2095 if (W_ERROR_EQUAL(werr
, WERR_INVALID_PASSWORD
)) {
2096 status
= NT_STATUS_WRONG_PASSWORD
;
2098 if (W_ERROR_EQUAL(werr
, WERR_PASSWORD_RESTRICTION
)) {
2099 status
= NT_STATUS_PASSWORD_RESTRICTION
;
2102 } else if (ret
== LDB_ERR_NO_SUCH_OBJECT
) {
2103 /* don't let the caller know if an account doesn't exist */
2104 status
= NT_STATUS_WRONG_PASSWORD
;
2105 } else if (ret
!= LDB_SUCCESS
) {
2106 status
= NT_STATUS_UNSUCCESSFUL
;
2113 * Sets the user password using plaintext UTF16 (attribute "new_password") or
2114 * LM (attribute "lmNewHash") or NT (attribute "ntNewHash") hash. Also pass
2115 * the old LM and/or NT hash (attributes "lmOldHash"/"ntOldHash") if it is a
2116 * user change or not. The "rejectReason" gives some more information if the
2119 * This wrapper function for "samdb_set_password" takes a SID as input rather
2122 * This call encapsulates a new LDB transaction for changing the password;
2123 * therefore the user hasn't to start a new one.
2125 * Results: NT_STATUS_OK, NT_STATUS_INTERNAL_DB_CORRUPTION,
2126 * NT_STATUS_INVALID_PARAMETER, NT_STATUS_UNSUCCESSFUL,
2127 * NT_STATUS_WRONG_PASSWORD, NT_STATUS_PASSWORD_RESTRICTION,
2128 * NT_STATUS_TRANSACTION_ABORTED, NT_STATUS_NO_SUCH_USER
2130 NTSTATUS
samdb_set_password_sid(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
,
2131 const struct dom_sid
*user_sid
,
2132 const DATA_BLOB
*new_password
,
2133 const struct samr_Password
*lmNewHash
,
2134 const struct samr_Password
*ntNewHash
,
2135 const struct samr_Password
*lmOldHash
,
2136 const struct samr_Password
*ntOldHash
,
2137 enum samPwdChangeReason
*reject_reason
,
2138 struct samr_DomInfo1
**_dominfo
)
2141 struct ldb_dn
*user_dn
;
2144 ret
= ldb_transaction_start(ldb
);
2145 if (ret
!= LDB_SUCCESS
) {
2146 DEBUG(1, ("Failed to start transaction: %s\n", ldb_errstring(ldb
)));
2147 return NT_STATUS_TRANSACTION_ABORTED
;
2150 user_dn
= samdb_search_dn(ldb
, mem_ctx
, NULL
,
2151 "(&(objectSid=%s)(objectClass=user))",
2152 ldap_encode_ndr_dom_sid(mem_ctx
, user_sid
));
2154 ldb_transaction_cancel(ldb
);
2155 DEBUG(3, ("samdb_set_password_sid: SID %s not found in samdb, returning NO_SUCH_USER\n",
2156 dom_sid_string(mem_ctx
, user_sid
)));
2157 return NT_STATUS_NO_SUCH_USER
;
2160 nt_status
= samdb_set_password(ldb
, mem_ctx
,
2163 lmNewHash
, ntNewHash
,
2164 lmOldHash
, ntOldHash
,
2165 reject_reason
, _dominfo
);
2166 if (!NT_STATUS_IS_OK(nt_status
)) {
2167 ldb_transaction_cancel(ldb
);
2168 talloc_free(user_dn
);
2172 ret
= ldb_transaction_commit(ldb
);
2173 if (ret
!= LDB_SUCCESS
) {
2174 DEBUG(0,("Failed to commit transaction to change password on %s: %s\n",
2175 ldb_dn_get_linearized(user_dn
),
2176 ldb_errstring(ldb
)));
2177 talloc_free(user_dn
);
2178 return NT_STATUS_TRANSACTION_ABORTED
;
2181 talloc_free(user_dn
);
2182 return NT_STATUS_OK
;
2186 NTSTATUS
samdb_create_foreign_security_principal(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
2187 struct dom_sid
*sid
, struct ldb_dn
**ret_dn
)
2189 struct ldb_message
*msg
;
2190 struct ldb_dn
*basedn
;
2194 sidstr
= dom_sid_string(mem_ctx
, sid
);
2195 NT_STATUS_HAVE_NO_MEMORY(sidstr
);
2197 /* We might have to create a ForeignSecurityPrincipal, even if this user
2198 * is in our own domain */
2200 msg
= ldb_msg_new(sidstr
);
2202 talloc_free(sidstr
);
2203 return NT_STATUS_NO_MEMORY
;
2206 ret
= dsdb_wellknown_dn(sam_ctx
, sidstr
,
2207 ldb_get_default_basedn(sam_ctx
),
2208 DS_GUID_FOREIGNSECURITYPRINCIPALS_CONTAINER
,
2210 if (ret
!= LDB_SUCCESS
) {
2211 DEBUG(0, ("Failed to find DN for "
2212 "ForeignSecurityPrincipal container - %s\n", ldb_errstring(sam_ctx
)));
2213 talloc_free(sidstr
);
2214 return NT_STATUS_INTERNAL_DB_CORRUPTION
;
2217 /* add core elements to the ldb_message for the alias */
2219 if ( ! ldb_dn_add_child_fmt(msg
->dn
, "CN=%s", sidstr
)) {
2220 talloc_free(sidstr
);
2221 return NT_STATUS_NO_MEMORY
;
2224 ret
= ldb_msg_add_string(msg
, "objectClass",
2225 "foreignSecurityPrincipal");
2226 if (ret
!= LDB_SUCCESS
) {
2227 talloc_free(sidstr
);
2228 return NT_STATUS_NO_MEMORY
;
2231 /* create the alias */
2232 ret
= ldb_add(sam_ctx
, msg
);
2233 if (ret
!= LDB_SUCCESS
) {
2234 DEBUG(0,("Failed to create foreignSecurityPrincipal "
2236 ldb_dn_get_linearized(msg
->dn
),
2237 ldb_errstring(sam_ctx
)));
2238 talloc_free(sidstr
);
2239 return NT_STATUS_INTERNAL_DB_CORRUPTION
;
2242 *ret_dn
= talloc_steal(mem_ctx
, msg
->dn
);
2243 talloc_free(sidstr
);
2245 return NT_STATUS_OK
;
2250 Find the DN of a domain, assuming it to be a dotted.dns name
2253 struct ldb_dn
*samdb_dns_domain_to_dn(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
, const char *dns_domain
)
2256 TALLOC_CTX
*tmp_ctx
= talloc_new(mem_ctx
);
2257 const char *binary_encoded
;
2258 const char * const *split_realm
;
2265 split_realm
= (const char * const *)str_list_make(tmp_ctx
, dns_domain
, ".");
2267 talloc_free(tmp_ctx
);
2270 dn
= ldb_dn_new(mem_ctx
, ldb
, NULL
);
2271 for (i
=0; split_realm
[i
]; i
++) {
2272 binary_encoded
= ldb_binary_encode_string(tmp_ctx
, split_realm
[i
]);
2273 if (!ldb_dn_add_base_fmt(dn
, "dc=%s", binary_encoded
)) {
2274 DEBUG(2, ("Failed to add dc=%s element to DN %s\n",
2275 binary_encoded
, ldb_dn_get_linearized(dn
)));
2276 talloc_free(tmp_ctx
);
2280 if (!ldb_dn_validate(dn
)) {
2281 DEBUG(2, ("Failed to validated DN %s\n",
2282 ldb_dn_get_linearized(dn
)));
2283 talloc_free(tmp_ctx
);
2286 talloc_free(tmp_ctx
);
2292 Find the DNS equivalent of a DN, in dotted DNS form
2294 char *samdb_dn_to_dns_domain(TALLOC_CTX
*mem_ctx
, struct ldb_dn
*dn
)
2296 int i
, num_components
= ldb_dn_get_comp_num(dn
);
2297 char *dns_name
= talloc_strdup(mem_ctx
, "");
2298 if (dns_name
== NULL
) {
2302 for (i
=0; i
<num_components
; i
++) {
2303 const struct ldb_val
*v
= ldb_dn_get_component_val(dn
, i
);
2306 talloc_free(dns_name
);
2309 s
= talloc_asprintf_append_buffer(dns_name
, "%*.*s.",
2310 (int)v
->length
, (int)v
->length
, (char *)v
->data
);
2312 talloc_free(dns_name
);
2318 /* remove the last '.' */
2319 if (dns_name
[0] != 0) {
2320 dns_name
[strlen(dns_name
)-1] = 0;
2327 Find the DNS _msdcs name for a given NTDS GUID. The resulting DNS
2328 name is based on the forest DNS name
2330 char *samdb_ntds_msdcs_dns_name(struct ldb_context
*samdb
,
2331 TALLOC_CTX
*mem_ctx
,
2332 const struct GUID
*ntds_guid
)
2334 TALLOC_CTX
*tmp_ctx
= talloc_new(mem_ctx
);
2335 const char *guid_str
;
2336 struct ldb_dn
*forest_dn
;
2337 const char *dnsforest
;
2340 guid_str
= GUID_string(tmp_ctx
, ntds_guid
);
2341 if (guid_str
== NULL
) {
2342 talloc_free(tmp_ctx
);
2345 forest_dn
= ldb_get_root_basedn(samdb
);
2346 if (forest_dn
== NULL
) {
2347 talloc_free(tmp_ctx
);
2350 dnsforest
= samdb_dn_to_dns_domain(tmp_ctx
, forest_dn
);
2351 if (dnsforest
== NULL
) {
2352 talloc_free(tmp_ctx
);
2355 ret
= talloc_asprintf(mem_ctx
, "%s._msdcs.%s", guid_str
, dnsforest
);
2356 talloc_free(tmp_ctx
);
2362 Find the DN of a domain, be it the netbios or DNS name
2364 struct ldb_dn
*samdb_domain_to_dn(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
,
2365 const char *domain_name
)
2367 const char * const domain_ref_attrs
[] = {
2370 const char * const domain_ref2_attrs
[] = {
2373 struct ldb_result
*res_domain_ref
;
2374 char *escaped_domain
= ldb_binary_encode_string(mem_ctx
, domain_name
);
2375 /* find the domain's DN */
2376 int ret_domain
= ldb_search(ldb
, mem_ctx
,
2378 samdb_partitions_dn(ldb
, mem_ctx
),
2381 "(&(nETBIOSName=%s)(objectclass=crossRef))",
2383 if (ret_domain
!= LDB_SUCCESS
) {
2387 if (res_domain_ref
->count
== 0) {
2388 ret_domain
= ldb_search(ldb
, mem_ctx
,
2390 samdb_dns_domain_to_dn(ldb
, mem_ctx
, domain_name
),
2393 "(objectclass=domain)");
2394 if (ret_domain
!= LDB_SUCCESS
) {
2398 if (res_domain_ref
->count
== 1) {
2399 return res_domain_ref
->msgs
[0]->dn
;
2404 if (res_domain_ref
->count
> 1) {
2405 DEBUG(0,("Found %d records matching domain [%s]\n",
2406 ret_domain
, domain_name
));
2410 return samdb_result_dn(ldb
, mem_ctx
, res_domain_ref
->msgs
[0], "nCName", NULL
);
2416 use a GUID to find a DN
2418 int dsdb_find_dn_by_guid(struct ldb_context
*ldb
,
2419 TALLOC_CTX
*mem_ctx
,
2420 const struct GUID
*guid
, struct ldb_dn
**dn
)
2423 struct ldb_result
*res
;
2424 const char *attrs
[] = { NULL
};
2425 char *guid_str
= GUID_string(mem_ctx
, guid
);
2428 return ldb_operr(ldb
);
2431 ret
= dsdb_search(ldb
, mem_ctx
, &res
, NULL
, LDB_SCOPE_SUBTREE
, attrs
,
2432 DSDB_SEARCH_SEARCH_ALL_PARTITIONS
|
2433 DSDB_SEARCH_SHOW_EXTENDED_DN
|
2434 DSDB_SEARCH_ONE_ONLY
,
2435 "objectGUID=%s", guid_str
);
2436 talloc_free(guid_str
);
2437 if (ret
!= LDB_SUCCESS
) {
2441 *dn
= talloc_steal(mem_ctx
, res
->msgs
[0]->dn
);
2448 use a DN to find a GUID with a given attribute name
2450 int dsdb_find_guid_attr_by_dn(struct ldb_context
*ldb
,
2451 struct ldb_dn
*dn
, const char *attribute
,
2455 struct ldb_result
*res
;
2456 const char *attrs
[2];
2457 TALLOC_CTX
*tmp_ctx
= talloc_new(ldb
);
2459 attrs
[0] = attribute
;
2462 ret
= dsdb_search_dn(ldb
, tmp_ctx
, &res
, dn
, attrs
,
2463 DSDB_SEARCH_SHOW_DELETED
|
2464 DSDB_SEARCH_SHOW_RECYCLED
);
2465 if (ret
!= LDB_SUCCESS
) {
2466 talloc_free(tmp_ctx
);
2469 if (res
->count
< 1) {
2470 talloc_free(tmp_ctx
);
2471 return LDB_ERR_NO_SUCH_OBJECT
;
2473 *guid
= samdb_result_guid(res
->msgs
[0], attribute
);
2474 talloc_free(tmp_ctx
);
2479 use a DN to find a GUID
2481 int dsdb_find_guid_by_dn(struct ldb_context
*ldb
,
2482 struct ldb_dn
*dn
, struct GUID
*guid
)
2484 return dsdb_find_guid_attr_by_dn(ldb
, dn
, "objectGUID", guid
);
2490 adds the given GUID to the given ldb_message. This value is added
2491 for the given attr_name (may be either "objectGUID" or "parentGUID").
2493 int dsdb_msg_add_guid(struct ldb_message
*msg
,
2495 const char *attr_name
)
2500 TALLOC_CTX
*tmp_ctx
= talloc_init("dsdb_msg_add_guid");
2502 status
= GUID_to_ndr_blob(guid
, tmp_ctx
, &v
);
2503 if (!NT_STATUS_IS_OK(status
)) {
2504 ret
= LDB_ERR_OPERATIONS_ERROR
;
2508 ret
= ldb_msg_add_steal_value(msg
, attr_name
, &v
);
2509 if (ret
!= LDB_SUCCESS
) {
2510 DEBUG(4,(__location__
": Failed to add %s to the message\n",
2518 talloc_free(tmp_ctx
);
2525 use a DN to find a SID
2527 int dsdb_find_sid_by_dn(struct ldb_context
*ldb
,
2528 struct ldb_dn
*dn
, struct dom_sid
*sid
)
2531 struct ldb_result
*res
;
2532 const char *attrs
[] = { "objectSid", NULL
};
2533 TALLOC_CTX
*tmp_ctx
= talloc_new(ldb
);
2538 ret
= dsdb_search_dn(ldb
, tmp_ctx
, &res
, dn
, attrs
,
2539 DSDB_SEARCH_SHOW_DELETED
|
2540 DSDB_SEARCH_SHOW_RECYCLED
);
2541 if (ret
!= LDB_SUCCESS
) {
2542 talloc_free(tmp_ctx
);
2545 if (res
->count
< 1) {
2546 talloc_free(tmp_ctx
);
2547 return LDB_ERR_NO_SUCH_OBJECT
;
2549 s
= samdb_result_dom_sid(tmp_ctx
, res
->msgs
[0], "objectSid");
2551 talloc_free(tmp_ctx
);
2552 return LDB_ERR_NO_SUCH_OBJECT
;
2555 talloc_free(tmp_ctx
);
2560 use a SID to find a DN
2562 int dsdb_find_dn_by_sid(struct ldb_context
*ldb
,
2563 TALLOC_CTX
*mem_ctx
,
2564 struct dom_sid
*sid
, struct ldb_dn
**dn
)
2567 struct ldb_result
*res
;
2568 const char *attrs
[] = { NULL
};
2569 char *sid_str
= ldap_encode_ndr_dom_sid(mem_ctx
, sid
);
2572 return ldb_operr(ldb
);
2575 ret
= dsdb_search(ldb
, mem_ctx
, &res
, NULL
, LDB_SCOPE_SUBTREE
, attrs
,
2576 DSDB_SEARCH_SEARCH_ALL_PARTITIONS
|
2577 DSDB_SEARCH_SHOW_EXTENDED_DN
|
2578 DSDB_SEARCH_ONE_ONLY
,
2579 "objectSid=%s", sid_str
);
2580 talloc_free(sid_str
);
2581 if (ret
!= LDB_SUCCESS
) {
2585 *dn
= talloc_steal(mem_ctx
, res
->msgs
[0]->dn
);
2592 load a repsFromTo blob list for a given partition GUID
2593 attr must be "repsFrom" or "repsTo"
2595 WERROR
dsdb_loadreps(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
, struct ldb_dn
*dn
,
2596 const char *attr
, struct repsFromToBlob
**r
, uint32_t *count
)
2598 const char *attrs
[] = { attr
, NULL
};
2599 struct ldb_result
*res
= NULL
;
2600 TALLOC_CTX
*tmp_ctx
= talloc_new(mem_ctx
);
2602 struct ldb_message_element
*el
;
2608 ret
= dsdb_search_dn(sam_ctx
, tmp_ctx
, &res
, dn
, attrs
, 0);
2609 if (ret
== LDB_ERR_NO_SUCH_OBJECT
) {
2610 /* partition hasn't been replicated yet */
2613 if (ret
!= LDB_SUCCESS
) {
2614 DEBUG(0,("dsdb_loadreps: failed to read partition object: %s\n", ldb_errstring(sam_ctx
)));
2615 talloc_free(tmp_ctx
);
2616 return WERR_DS_DRA_INTERNAL_ERROR
;
2619 el
= ldb_msg_find_element(res
->msgs
[0], attr
);
2621 /* it's OK to be empty */
2622 talloc_free(tmp_ctx
);
2626 *count
= el
->num_values
;
2627 *r
= talloc_array(mem_ctx
, struct repsFromToBlob
, *count
);
2629 talloc_free(tmp_ctx
);
2630 return WERR_DS_DRA_INTERNAL_ERROR
;
2633 for (i
=0; i
<(*count
); i
++) {
2634 enum ndr_err_code ndr_err
;
2635 ndr_err
= ndr_pull_struct_blob(&el
->values
[i
],
2638 (ndr_pull_flags_fn_t
)ndr_pull_repsFromToBlob
);
2639 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err
)) {
2640 talloc_free(tmp_ctx
);
2641 return WERR_DS_DRA_INTERNAL_ERROR
;
2645 talloc_free(tmp_ctx
);
2651 save the repsFromTo blob list for a given partition GUID
2652 attr must be "repsFrom" or "repsTo"
2654 WERROR
dsdb_savereps(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
, struct ldb_dn
*dn
,
2655 const char *attr
, struct repsFromToBlob
*r
, uint32_t count
)
2657 TALLOC_CTX
*tmp_ctx
= talloc_new(mem_ctx
);
2658 struct ldb_message
*msg
;
2659 struct ldb_message_element
*el
;
2662 msg
= ldb_msg_new(tmp_ctx
);
2664 if (ldb_msg_add_empty(msg
, attr
, LDB_FLAG_MOD_REPLACE
, &el
) != LDB_SUCCESS
) {
2668 el
->values
= talloc_array(msg
, struct ldb_val
, count
);
2673 for (i
=0; i
<count
; i
++) {
2675 enum ndr_err_code ndr_err
;
2677 ndr_err
= ndr_push_struct_blob(&v
, tmp_ctx
,
2679 (ndr_push_flags_fn_t
)ndr_push_repsFromToBlob
);
2680 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err
)) {
2688 if (dsdb_modify(sam_ctx
, msg
, 0) != LDB_SUCCESS
) {
2689 DEBUG(0,("Failed to store %s - %s\n", attr
, ldb_errstring(sam_ctx
)));
2693 talloc_free(tmp_ctx
);
2698 talloc_free(tmp_ctx
);
2699 return WERR_DS_DRA_INTERNAL_ERROR
;
2704 load the uSNHighest and the uSNUrgent attributes from the @REPLCHANGED
2705 object for a partition
2707 int dsdb_load_partition_usn(struct ldb_context
*ldb
, struct ldb_dn
*dn
,
2708 uint64_t *uSN
, uint64_t *urgent_uSN
)
2710 struct ldb_request
*req
;
2712 TALLOC_CTX
*tmp_ctx
= talloc_new(ldb
);
2713 struct dsdb_control_current_partition
*p_ctrl
;
2714 struct ldb_result
*res
;
2716 res
= talloc_zero(tmp_ctx
, struct ldb_result
);
2718 talloc_free(tmp_ctx
);
2719 return ldb_oom(ldb
);
2722 ret
= ldb_build_search_req(&req
, ldb
, tmp_ctx
,
2723 ldb_dn_new(tmp_ctx
, ldb
, "@REPLCHANGED"),
2727 res
, ldb_search_default_callback
,
2729 if (ret
!= LDB_SUCCESS
) {
2730 talloc_free(tmp_ctx
);
2734 p_ctrl
= talloc(req
, struct dsdb_control_current_partition
);
2735 if (p_ctrl
== NULL
) {
2736 talloc_free(tmp_ctx
);
2737 return ldb_oom(ldb
);
2739 p_ctrl
->version
= DSDB_CONTROL_CURRENT_PARTITION_VERSION
;
2742 ret
= ldb_request_add_control(req
,
2743 DSDB_CONTROL_CURRENT_PARTITION_OID
,
2745 if (ret
!= LDB_SUCCESS
) {
2746 talloc_free(tmp_ctx
);
2750 /* Run the new request */
2751 ret
= ldb_request(ldb
, req
);
2753 if (ret
== LDB_SUCCESS
) {
2754 ret
= ldb_wait(req
->handle
, LDB_WAIT_ALL
);
2757 if (ret
== LDB_ERR_NO_SUCH_OBJECT
|| ret
== LDB_ERR_INVALID_DN_SYNTAX
) {
2758 /* it hasn't been created yet, which means
2759 an implicit value of zero */
2761 talloc_free(tmp_ctx
);
2765 if (ret
!= LDB_SUCCESS
) {
2766 talloc_free(tmp_ctx
);
2770 if (res
->count
< 1) {
2776 *uSN
= ldb_msg_find_attr_as_uint64(res
->msgs
[0], "uSNHighest", 0);
2778 *urgent_uSN
= ldb_msg_find_attr_as_uint64(res
->msgs
[0], "uSNUrgent", 0);
2782 talloc_free(tmp_ctx
);
2787 int drsuapi_DsReplicaCursor2_compare(const struct drsuapi_DsReplicaCursor2
*c1
,
2788 const struct drsuapi_DsReplicaCursor2
*c2
)
2790 return GUID_compare(&c1
->source_dsa_invocation_id
, &c2
->source_dsa_invocation_id
);
2793 int drsuapi_DsReplicaCursor_compare(const struct drsuapi_DsReplicaCursor
*c1
,
2794 const struct drsuapi_DsReplicaCursor
*c2
)
2796 return GUID_compare(&c1
->source_dsa_invocation_id
, &c2
->source_dsa_invocation_id
);
2801 see if a computer identified by its invocationId is a RODC
2803 int samdb_is_rodc(struct ldb_context
*sam_ctx
, const struct GUID
*objectGUID
, bool *is_rodc
)
2805 /* 1) find the DN for this servers NTDSDSA object
2806 2) search for the msDS-isRODC attribute
2807 3) if not present then not a RODC
2808 4) if present and TRUE then is a RODC
2810 struct ldb_dn
*config_dn
;
2811 const char *attrs
[] = { "msDS-isRODC", NULL
};
2813 struct ldb_result
*res
;
2814 TALLOC_CTX
*tmp_ctx
= talloc_new(sam_ctx
);
2816 config_dn
= ldb_get_config_basedn(sam_ctx
);
2818 talloc_free(tmp_ctx
);
2819 return ldb_operr(sam_ctx
);
2822 ret
= dsdb_search(sam_ctx
, tmp_ctx
, &res
, config_dn
, LDB_SCOPE_SUBTREE
, attrs
,
2823 DSDB_SEARCH_ONE_ONLY
, "objectGUID=%s", GUID_string(tmp_ctx
, objectGUID
));
2825 if (ret
== LDB_ERR_NO_SUCH_OBJECT
) {
2827 talloc_free(tmp_ctx
);
2831 if (ret
!= LDB_SUCCESS
) {
2832 DEBUG(1,(("Failed to find our own NTDS Settings object by objectGUID=%s!\n"),
2833 GUID_string(tmp_ctx
, objectGUID
)));
2835 talloc_free(tmp_ctx
);
2839 ret
= ldb_msg_find_attr_as_bool(res
->msgs
[0], "msDS-isRODC", 0);
2840 *is_rodc
= (ret
== 1);
2842 talloc_free(tmp_ctx
);
2848 see if we are a RODC
2850 int samdb_rodc(struct ldb_context
*sam_ctx
, bool *am_rodc
)
2852 const struct GUID
*objectGUID
;
2856 /* see if we have a cached copy */
2857 cached
= (bool *)ldb_get_opaque(sam_ctx
, "cache.am_rodc");
2863 objectGUID
= samdb_ntds_objectGUID(sam_ctx
);
2865 return ldb_operr(sam_ctx
);
2868 ret
= samdb_is_rodc(sam_ctx
, objectGUID
, am_rodc
);
2869 if (ret
!= LDB_SUCCESS
) {
2873 cached
= talloc(sam_ctx
, bool);
2874 if (cached
== NULL
) {
2875 return ldb_oom(sam_ctx
);
2879 ret
= ldb_set_opaque(sam_ctx
, "cache.am_rodc", cached
);
2880 if (ret
!= LDB_SUCCESS
) {
2881 talloc_free(cached
);
2882 return ldb_operr(sam_ctx
);
2888 bool samdb_set_am_rodc(struct ldb_context
*ldb
, bool am_rodc
)
2890 TALLOC_CTX
*tmp_ctx
;
2893 tmp_ctx
= talloc_new(ldb
);
2894 if (tmp_ctx
== NULL
) {
2898 cached
= talloc(tmp_ctx
, bool);
2904 if (ldb_set_opaque(ldb
, "cache.am_rodc", cached
) != LDB_SUCCESS
) {
2908 talloc_steal(ldb
, cached
);
2909 talloc_free(tmp_ctx
);
2913 DEBUG(1,("Failed to set our own cached am_rodc in the ldb!\n"));
2914 talloc_free(tmp_ctx
);
2920 * return NTDSSiteSettings options. See MS-ADTS 7.1.1.2.2.1.1
2921 * flags are DS_NTDSSETTINGS_OPT_*
2923 int samdb_ntds_site_settings_options(struct ldb_context
*ldb_ctx
,
2927 TALLOC_CTX
*tmp_ctx
;
2928 struct ldb_result
*res
;
2929 struct ldb_dn
*site_dn
;
2930 const char *attrs
[] = { "options", NULL
};
2932 tmp_ctx
= talloc_new(ldb_ctx
);
2933 if (tmp_ctx
== NULL
)
2936 /* Retrieve the site dn for the ldb that we
2937 * have open. This is our local site.
2939 site_dn
= samdb_server_site_dn(ldb_ctx
, tmp_ctx
);
2940 if (site_dn
== NULL
)
2943 /* Perform a one level (child) search from the local
2944 * site distinguided name. We're looking for the
2945 * "options" attribute within the nTDSSiteSettings
2948 rc
= ldb_search(ldb_ctx
, tmp_ctx
, &res
, site_dn
,
2949 LDB_SCOPE_ONELEVEL
, attrs
,
2950 "objectClass=nTDSSiteSettings");
2952 if (rc
!= LDB_SUCCESS
|| res
->count
!= 1)
2955 *options
= ldb_msg_find_attr_as_uint(res
->msgs
[0], "options", 0);
2957 talloc_free(tmp_ctx
);
2962 DEBUG(1,("Failed to find our NTDS Site Settings options in ldb!\n"));
2963 talloc_free(tmp_ctx
);
2964 return LDB_ERR_NO_SUCH_OBJECT
;
2968 return NTDS options flags. See MS-ADTS 7.1.1.2.2.1.2.1.1
2970 flags are DS_NTDS_OPTION_*
2972 int samdb_ntds_options(struct ldb_context
*ldb
, uint32_t *options
)
2974 TALLOC_CTX
*tmp_ctx
;
2975 const char *attrs
[] = { "options", NULL
};
2977 struct ldb_result
*res
;
2979 tmp_ctx
= talloc_new(ldb
);
2980 if (tmp_ctx
== NULL
) {
2984 ret
= ldb_search(ldb
, tmp_ctx
, &res
, samdb_ntds_settings_dn(ldb
), LDB_SCOPE_BASE
, attrs
, NULL
);
2985 if (ret
!= LDB_SUCCESS
) {
2989 if (res
->count
!= 1) {
2993 *options
= ldb_msg_find_attr_as_uint(res
->msgs
[0], "options", 0);
2995 talloc_free(tmp_ctx
);
3000 DEBUG(1,("Failed to find our own NTDS Settings options in the ldb!\n"));
3001 talloc_free(tmp_ctx
);
3002 return LDB_ERR_NO_SUCH_OBJECT
;
3005 const char* samdb_ntds_object_category(TALLOC_CTX
*tmp_ctx
, struct ldb_context
*ldb
)
3007 const char *attrs
[] = { "objectCategory", NULL
};
3009 struct ldb_result
*res
;
3011 ret
= ldb_search(ldb
, tmp_ctx
, &res
, samdb_ntds_settings_dn(ldb
), LDB_SCOPE_BASE
, attrs
, NULL
);
3012 if (ret
!= LDB_SUCCESS
) {
3016 if (res
->count
!= 1) {
3020 return ldb_msg_find_attr_as_string(res
->msgs
[0], "objectCategory", NULL
);
3023 DEBUG(1,("Failed to find our own NTDS Settings objectCategory in the ldb!\n"));
3028 * Function which generates a "lDAPDisplayName" attribute from a "CN" one.
3029 * Algorithm implemented according to MS-ADTS 3.1.1.2.3.4
3031 const char *samdb_cn_to_lDAPDisplayName(TALLOC_CTX
*mem_ctx
, const char *cn
)
3033 char **tokens
, *ret
;
3036 tokens
= str_list_make(mem_ctx
, cn
, " -_");
3040 /* "tolower()" and "toupper()" should also work properly on 0x00 */
3041 tokens
[0][0] = tolower(tokens
[0][0]);
3042 for (i
= 1; i
< str_list_length((const char * const *)tokens
); i
++)
3043 tokens
[i
][0] = toupper(tokens
[i
][0]);
3045 ret
= talloc_strdup(mem_ctx
, tokens
[0]);
3046 for (i
= 1; i
< str_list_length((const char * const *)tokens
); i
++)
3047 ret
= talloc_asprintf_append_buffer(ret
, "%s", tokens
[i
]);
3049 talloc_free(tokens
);
3055 * This detects and returns the domain functional level (DS_DOMAIN_FUNCTION_*)
3057 int dsdb_functional_level(struct ldb_context
*ldb
)
3059 int *domainFunctionality
=
3060 talloc_get_type(ldb_get_opaque(ldb
, "domainFunctionality"), int);
3061 if (!domainFunctionality
) {
3062 /* this is expected during initial provision */
3063 DEBUG(4,(__location__
": WARNING: domainFunctionality not setup\n"));
3064 return DS_DOMAIN_FUNCTION_2000
;
3066 return *domainFunctionality
;
3070 * This detects and returns the forest functional level (DS_DOMAIN_FUNCTION_*)
3072 int dsdb_forest_functional_level(struct ldb_context
*ldb
)
3074 int *forestFunctionality
=
3075 talloc_get_type(ldb_get_opaque(ldb
, "forestFunctionality"), int);
3076 if (!forestFunctionality
) {
3077 DEBUG(0,(__location__
": WARNING: forestFunctionality not setup\n"));
3078 return DS_DOMAIN_FUNCTION_2000
;
3080 return *forestFunctionality
;
3084 set a GUID in an extended DN structure
3086 int dsdb_set_extended_dn_guid(struct ldb_dn
*dn
, const struct GUID
*guid
, const char *component_name
)
3092 status
= GUID_to_ndr_blob(guid
, dn
, &v
);
3093 if (!NT_STATUS_IS_OK(status
)) {
3094 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX
;
3097 ret
= ldb_dn_set_extended_component(dn
, component_name
, &v
);
3103 return a GUID from a extended DN structure
3105 NTSTATUS
dsdb_get_extended_dn_guid(struct ldb_dn
*dn
, struct GUID
*guid
, const char *component_name
)
3107 const struct ldb_val
*v
;
3109 v
= ldb_dn_get_extended_component(dn
, component_name
);
3111 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
3114 return GUID_from_ndr_blob(v
, guid
);
3118 return a uint64_t from a extended DN structure
3120 NTSTATUS
dsdb_get_extended_dn_uint64(struct ldb_dn
*dn
, uint64_t *val
, const char *component_name
)
3122 const struct ldb_val
*v
;
3125 v
= ldb_dn_get_extended_component(dn
, component_name
);
3127 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
3129 s
= talloc_strndup(dn
, (const char *)v
->data
, v
->length
);
3130 NT_STATUS_HAVE_NO_MEMORY(s
);
3132 *val
= strtoull(s
, NULL
, 0);
3135 return NT_STATUS_OK
;
3139 return a NTTIME from a extended DN structure
3141 NTSTATUS
dsdb_get_extended_dn_nttime(struct ldb_dn
*dn
, NTTIME
*nttime
, const char *component_name
)
3143 return dsdb_get_extended_dn_uint64(dn
, nttime
, component_name
);
3147 return a uint32_t from a extended DN structure
3149 NTSTATUS
dsdb_get_extended_dn_uint32(struct ldb_dn
*dn
, uint32_t *val
, const char *component_name
)
3151 const struct ldb_val
*v
;
3154 v
= ldb_dn_get_extended_component(dn
, component_name
);
3156 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
3159 s
= talloc_strndup(dn
, (const char *)v
->data
, v
->length
);
3160 NT_STATUS_HAVE_NO_MEMORY(s
);
3162 *val
= strtoul(s
, NULL
, 0);
3165 return NT_STATUS_OK
;
3169 return a dom_sid from a extended DN structure
3171 NTSTATUS
dsdb_get_extended_dn_sid(struct ldb_dn
*dn
, struct dom_sid
*sid
, const char *component_name
)
3173 const struct ldb_val
*sid_blob
;
3174 struct TALLOC_CTX
*tmp_ctx
;
3175 enum ndr_err_code ndr_err
;
3177 sid_blob
= ldb_dn_get_extended_component(dn
, component_name
);
3179 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
3182 tmp_ctx
= talloc_new(NULL
);
3184 ndr_err
= ndr_pull_struct_blob_all(sid_blob
, tmp_ctx
, sid
,
3185 (ndr_pull_flags_fn_t
)ndr_pull_dom_sid
);
3186 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err
)) {
3187 NTSTATUS status
= ndr_map_error2ntstatus(ndr_err
);
3188 talloc_free(tmp_ctx
);
3192 talloc_free(tmp_ctx
);
3193 return NT_STATUS_OK
;
3198 return RMD_FLAGS directly from a ldb_dn
3199 returns 0 if not found
3201 uint32_t dsdb_dn_rmd_flags(struct ldb_dn
*dn
)
3203 const struct ldb_val
*v
;
3205 v
= ldb_dn_get_extended_component(dn
, "RMD_FLAGS");
3206 if (!v
|| v
->length
> sizeof(buf
)-1) return 0;
3207 strncpy(buf
, (const char *)v
->data
, v
->length
);
3209 return strtoul(buf
, NULL
, 10);
3213 return RMD_FLAGS directly from a ldb_val for a DN
3214 returns 0 if RMD_FLAGS is not found
3216 uint32_t dsdb_dn_val_rmd_flags(const struct ldb_val
*val
)
3222 if (val
->length
< 13) {
3225 p
= memmem(val
->data
, val
->length
, "<RMD_FLAGS=", 11);
3229 flags
= strtoul(p
+11, &end
, 10);
3230 if (!end
|| *end
!= '>') {
3231 /* it must end in a > */
3238 return true if a ldb_val containing a DN in storage form is deleted
3240 bool dsdb_dn_is_deleted_val(const struct ldb_val
*val
)
3242 return (dsdb_dn_val_rmd_flags(val
) & DSDB_RMD_FLAG_DELETED
) != 0;
3246 return true if a ldb_val containing a DN in storage form is
3247 in the upgraded w2k3 linked attribute format
3249 bool dsdb_dn_is_upgraded_link_val(struct ldb_val
*val
)
3251 return memmem(val
->data
, val
->length
, "<RMD_VERSION=", 13) != NULL
;
3255 return a DN for a wellknown GUID
3257 int dsdb_wellknown_dn(struct ldb_context
*samdb
, TALLOC_CTX
*mem_ctx
,
3258 struct ldb_dn
*nc_root
, const char *wk_guid
,
3259 struct ldb_dn
**wkguid_dn
)
3261 TALLOC_CTX
*tmp_ctx
= talloc_new(mem_ctx
);
3262 const char *attrs
[] = { NULL
};
3265 struct ldb_result
*res
;
3267 /* construct the magic WKGUID DN */
3268 dn
= ldb_dn_new_fmt(tmp_ctx
, samdb
, "<WKGUID=%s,%s>",
3269 wk_guid
, ldb_dn_get_linearized(nc_root
));
3271 talloc_free(tmp_ctx
);
3272 return ldb_operr(samdb
);
3275 ret
= dsdb_search_dn(samdb
, tmp_ctx
, &res
, dn
, attrs
,
3276 DSDB_SEARCH_SHOW_DELETED
|
3277 DSDB_SEARCH_SHOW_RECYCLED
);
3278 if (ret
!= LDB_SUCCESS
) {
3279 talloc_free(tmp_ctx
);
3283 (*wkguid_dn
) = talloc_steal(mem_ctx
, res
->msgs
[0]->dn
);
3284 talloc_free(tmp_ctx
);
3289 static int dsdb_dn_compare_ptrs(struct ldb_dn
**dn1
, struct ldb_dn
**dn2
)
3291 return ldb_dn_compare(*dn1
, *dn2
);
3295 find a NC root given a DN within the NC
3297 int dsdb_find_nc_root(struct ldb_context
*samdb
, TALLOC_CTX
*mem_ctx
, struct ldb_dn
*dn
,
3298 struct ldb_dn
**nc_root
)
3300 const char *root_attrs
[] = { "namingContexts", NULL
};
3301 TALLOC_CTX
*tmp_ctx
;
3303 struct ldb_message_element
*el
;
3304 struct ldb_result
*root_res
;
3306 struct ldb_dn
**nc_dns
;
3308 tmp_ctx
= talloc_new(samdb
);
3309 if (tmp_ctx
== NULL
) {
3310 return ldb_oom(samdb
);
3313 ret
= ldb_search(samdb
, tmp_ctx
, &root_res
,
3314 ldb_dn_new(tmp_ctx
, samdb
, ""), LDB_SCOPE_BASE
, root_attrs
, NULL
);
3315 if (ret
!= LDB_SUCCESS
) {
3316 DEBUG(1,("Searching for namingContexts in rootDSE failed: %s\n", ldb_errstring(samdb
)));
3317 talloc_free(tmp_ctx
);
3321 el
= ldb_msg_find_element(root_res
->msgs
[0], "namingContexts");
3322 if ((el
== NULL
) || (el
->num_values
< 3)) {
3323 struct ldb_message
*tmp_msg
;
3325 DEBUG(5,("dsdb_find_nc_root: Finding a valid 'namingContexts' element in the RootDSE failed. Using a temporary list."));
3327 /* This generates a temporary list of NCs in order to let the
3328 * provisioning work. */
3329 tmp_msg
= ldb_msg_new(tmp_ctx
);
3330 if (tmp_msg
== NULL
) {
3331 talloc_free(tmp_ctx
);
3332 return ldb_oom(samdb
);
3334 ret
= ldb_msg_add_steal_string(tmp_msg
, "namingContexts",
3335 ldb_dn_alloc_linearized(tmp_msg
, ldb_get_schema_basedn(samdb
)));
3336 if (ret
!= LDB_SUCCESS
) {
3337 talloc_free(tmp_ctx
);
3340 ret
= ldb_msg_add_steal_string(tmp_msg
, "namingContexts",
3341 ldb_dn_alloc_linearized(tmp_msg
, ldb_get_config_basedn(samdb
)));
3342 if (ret
!= LDB_SUCCESS
) {
3343 talloc_free(tmp_ctx
);
3346 ret
= ldb_msg_add_steal_string(tmp_msg
, "namingContexts",
3347 ldb_dn_alloc_linearized(tmp_msg
, ldb_get_default_basedn(samdb
)));
3348 if (ret
!= LDB_SUCCESS
) {
3349 talloc_free(tmp_ctx
);
3352 el
= &tmp_msg
->elements
[0];
3355 nc_dns
= talloc_array(tmp_ctx
, struct ldb_dn
*, el
->num_values
);
3357 talloc_free(tmp_ctx
);
3358 return ldb_oom(samdb
);
3361 for (i
=0; i
<el
->num_values
; i
++) {
3362 nc_dns
[i
] = ldb_dn_from_ldb_val(nc_dns
, samdb
, &el
->values
[i
]);
3363 if (nc_dns
[i
] == NULL
) {
3364 talloc_free(tmp_ctx
);
3365 return ldb_operr(samdb
);
3369 TYPESAFE_QSORT(nc_dns
, el
->num_values
, dsdb_dn_compare_ptrs
);
3371 for (i
=0; i
<el
->num_values
; i
++) {
3372 if (ldb_dn_compare_base(nc_dns
[i
], dn
) == 0) {
3373 (*nc_root
) = talloc_steal(mem_ctx
, nc_dns
[i
]);
3374 talloc_free(tmp_ctx
);
3379 talloc_free(tmp_ctx
);
3380 return LDB_ERR_NO_SUCH_OBJECT
;
3385 find the deleted objects DN for any object, by looking for the NC
3386 root, then looking up the wellknown GUID
3388 int dsdb_get_deleted_objects_dn(struct ldb_context
*ldb
,
3389 TALLOC_CTX
*mem_ctx
, struct ldb_dn
*obj_dn
,
3390 struct ldb_dn
**do_dn
)
3392 struct ldb_dn
*nc_root
;
3395 ret
= dsdb_find_nc_root(ldb
, mem_ctx
, obj_dn
, &nc_root
);
3396 if (ret
!= LDB_SUCCESS
) {
3400 ret
= dsdb_wellknown_dn(ldb
, mem_ctx
, nc_root
, DS_GUID_DELETED_OBJECTS_CONTAINER
, do_dn
);
3401 talloc_free(nc_root
);
3406 return the tombstoneLifetime, in days
3408 int dsdb_tombstone_lifetime(struct ldb_context
*ldb
, uint32_t *lifetime
)
3411 dn
= ldb_get_config_basedn(ldb
);
3413 return LDB_ERR_NO_SUCH_OBJECT
;
3415 dn
= ldb_dn_copy(ldb
, dn
);
3417 return ldb_operr(ldb
);
3419 /* see MS-ADTS section 7.1.1.2.4.1.1. There doesn't appear to
3420 be a wellknown GUID for this */
3421 if (!ldb_dn_add_child_fmt(dn
, "CN=Directory Service,CN=Windows NT,CN=Services")) {
3423 return ldb_operr(ldb
);
3426 *lifetime
= samdb_search_uint(ldb
, dn
, 180, dn
, "tombstoneLifetime", "objectClass=nTDSService");
3432 compare a ldb_val to a string case insensitively
3434 int samdb_ldb_val_case_cmp(const char *s
, struct ldb_val
*v
)
3436 size_t len
= strlen(s
);
3438 if (len
> v
->length
) return 1;
3439 ret
= strncasecmp(s
, (const char *)v
->data
, v
->length
);
3440 if (ret
!= 0) return ret
;
3441 if (v
->length
> len
&& v
->data
[len
] != 0) {
3449 load the UDV for a partition in v2 format
3450 The list is returned sorted, and with our local cursor added
3452 int dsdb_load_udv_v2(struct ldb_context
*samdb
, struct ldb_dn
*dn
, TALLOC_CTX
*mem_ctx
,
3453 struct drsuapi_DsReplicaCursor2
**cursors
, uint32_t *count
)
3455 static const char *attrs
[] = { "replUpToDateVector", NULL
};
3456 struct ldb_result
*r
;
3457 const struct ldb_val
*ouv_value
;
3460 uint64_t highest_usn
;
3461 const struct GUID
*our_invocation_id
;
3462 struct timeval now
= timeval_current();
3464 ret
= ldb_search(samdb
, mem_ctx
, &r
, dn
, LDB_SCOPE_BASE
, attrs
, NULL
);
3465 if (ret
!= LDB_SUCCESS
) {
3469 ouv_value
= ldb_msg_find_ldb_val(r
->msgs
[0], "replUpToDateVector");
3471 enum ndr_err_code ndr_err
;
3472 struct replUpToDateVectorBlob ouv
;
3474 ndr_err
= ndr_pull_struct_blob(ouv_value
, r
, &ouv
,
3475 (ndr_pull_flags_fn_t
)ndr_pull_replUpToDateVectorBlob
);
3476 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err
)) {
3478 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX
;
3480 if (ouv
.version
!= 2) {
3481 /* we always store as version 2, and
3482 * replUpToDateVector is not replicated
3484 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX
;
3487 *count
= ouv
.ctr
.ctr2
.count
;
3488 *cursors
= talloc_steal(mem_ctx
, ouv
.ctr
.ctr2
.cursors
);
3496 our_invocation_id
= samdb_ntds_invocation_id(samdb
);
3497 if (!our_invocation_id
) {
3498 DEBUG(0,(__location__
": No invocationID on samdb - %s\n", ldb_errstring(samdb
)));
3499 talloc_free(*cursors
);
3500 return ldb_operr(samdb
);
3503 ret
= dsdb_load_partition_usn(samdb
, dn
, &highest_usn
, NULL
);
3504 if (ret
!= LDB_SUCCESS
) {
3505 /* nothing to add - this can happen after a vampire */
3506 TYPESAFE_QSORT(*cursors
, *count
, drsuapi_DsReplicaCursor2_compare
);
3510 for (i
=0; i
<*count
; i
++) {
3511 if (GUID_equal(our_invocation_id
, &(*cursors
)[i
].source_dsa_invocation_id
)) {
3512 (*cursors
)[i
].highest_usn
= highest_usn
;
3513 (*cursors
)[i
].last_sync_success
= timeval_to_nttime(&now
);
3514 TYPESAFE_QSORT(*cursors
, *count
, drsuapi_DsReplicaCursor2_compare
);
3519 (*cursors
) = talloc_realloc(mem_ctx
, *cursors
, struct drsuapi_DsReplicaCursor2
, (*count
)+1);
3521 return ldb_oom(samdb
);
3524 (*cursors
)[*count
].source_dsa_invocation_id
= *our_invocation_id
;
3525 (*cursors
)[*count
].highest_usn
= highest_usn
;
3526 (*cursors
)[*count
].last_sync_success
= timeval_to_nttime(&now
);
3529 TYPESAFE_QSORT(*cursors
, *count
, drsuapi_DsReplicaCursor2_compare
);
3535 load the UDV for a partition in version 1 format
3536 The list is returned sorted, and with our local cursor added
3538 int dsdb_load_udv_v1(struct ldb_context
*samdb
, struct ldb_dn
*dn
, TALLOC_CTX
*mem_ctx
,
3539 struct drsuapi_DsReplicaCursor
**cursors
, uint32_t *count
)
3541 struct drsuapi_DsReplicaCursor2
*v2
;
3545 ret
= dsdb_load_udv_v2(samdb
, dn
, mem_ctx
, &v2
, count
);
3546 if (ret
!= LDB_SUCCESS
) {
3556 *cursors
= talloc_array(mem_ctx
, struct drsuapi_DsReplicaCursor
, *count
);
3557 if (*cursors
== NULL
) {
3559 return ldb_oom(samdb
);
3562 for (i
=0; i
<*count
; i
++) {
3563 (*cursors
)[i
].source_dsa_invocation_id
= v2
[i
].source_dsa_invocation_id
;
3564 (*cursors
)[i
].highest_usn
= v2
[i
].highest_usn
;
3571 add a set of controls to a ldb_request structure based on a set of
3572 flags. See util.h for a list of available flags
3574 int dsdb_request_add_controls(struct ldb_request
*req
, uint32_t dsdb_flags
)
3577 if (dsdb_flags
& DSDB_SEARCH_SEARCH_ALL_PARTITIONS
) {
3578 struct ldb_search_options_control
*options
;
3579 /* Using the phantom root control allows us to search all partitions */
3580 options
= talloc(req
, struct ldb_search_options_control
);
3581 if (options
== NULL
) {
3582 return LDB_ERR_OPERATIONS_ERROR
;
3584 options
->search_options
= LDB_SEARCH_OPTION_PHANTOM_ROOT
;
3586 ret
= ldb_request_add_control(req
,
3587 LDB_CONTROL_SEARCH_OPTIONS_OID
,
3589 if (ret
!= LDB_SUCCESS
) {
3594 if (dsdb_flags
& DSDB_SEARCH_NO_GLOBAL_CATALOG
) {
3595 ret
= ldb_request_add_control(req
,
3596 DSDB_CONTROL_NO_GLOBAL_CATALOG
,
3598 if (ret
!= LDB_SUCCESS
) {
3603 if (dsdb_flags
& DSDB_SEARCH_SHOW_DELETED
) {
3604 ret
= ldb_request_add_control(req
, LDB_CONTROL_SHOW_DELETED_OID
, true, NULL
);
3605 if (ret
!= LDB_SUCCESS
) {
3610 if (dsdb_flags
& DSDB_SEARCH_SHOW_RECYCLED
) {
3611 ret
= ldb_request_add_control(req
, LDB_CONTROL_SHOW_RECYCLED_OID
, false, NULL
);
3612 if (ret
!= LDB_SUCCESS
) {
3617 if (dsdb_flags
& DSDB_SEARCH_SHOW_DN_IN_STORAGE_FORMAT
) {
3618 ret
= ldb_request_add_control(req
, DSDB_CONTROL_DN_STORAGE_FORMAT_OID
, false, NULL
);
3619 if (ret
!= LDB_SUCCESS
) {
3624 if (dsdb_flags
& DSDB_SEARCH_SHOW_EXTENDED_DN
) {
3625 struct ldb_extended_dn_control
*extended_ctrl
= talloc(req
, struct ldb_extended_dn_control
);
3626 if (!extended_ctrl
) {
3627 return LDB_ERR_OPERATIONS_ERROR
;
3629 extended_ctrl
->type
= 1;
3631 ret
= ldb_request_add_control(req
, LDB_CONTROL_EXTENDED_DN_OID
, true, extended_ctrl
);
3632 if (ret
!= LDB_SUCCESS
) {
3637 if (dsdb_flags
& DSDB_SEARCH_REVEAL_INTERNALS
) {
3638 ret
= ldb_request_add_control(req
, LDB_CONTROL_REVEAL_INTERNALS
, false, NULL
);
3639 if (ret
!= LDB_SUCCESS
) {
3644 if (dsdb_flags
& DSDB_MODIFY_RELAX
) {
3645 ret
= ldb_request_add_control(req
, LDB_CONTROL_RELAX_OID
, false, NULL
);
3646 if (ret
!= LDB_SUCCESS
) {
3651 if (dsdb_flags
& DSDB_MODIFY_PERMISSIVE
) {
3652 ret
= ldb_request_add_control(req
, LDB_CONTROL_PERMISSIVE_MODIFY_OID
, false, NULL
);
3653 if (ret
!= LDB_SUCCESS
) {
3658 if (dsdb_flags
& DSDB_FLAG_AS_SYSTEM
) {
3659 ret
= ldb_request_add_control(req
, LDB_CONTROL_AS_SYSTEM_OID
, false, NULL
);
3660 if (ret
!= LDB_SUCCESS
) {
3665 if (dsdb_flags
& DSDB_TREE_DELETE
) {
3666 ret
= ldb_request_add_control(req
, LDB_CONTROL_TREE_DELETE_OID
, false, NULL
);
3667 if (ret
!= LDB_SUCCESS
) {
3672 if (dsdb_flags
& DSDB_PROVISION
) {
3673 ret
= ldb_request_add_control(req
, LDB_CONTROL_PROVISION_OID
, false, NULL
);
3674 if (ret
!= LDB_SUCCESS
) {
3679 /* This is a special control to bypass the password_hash module for use in pdb_samba4 for Samba3 upgrades */
3680 if (dsdb_flags
& DSDB_BYPASS_PASSWORD_HASH
) {
3681 ret
= ldb_request_add_control(req
, DSDB_CONTROL_BYPASS_PASSWORD_HASH_OID
, true, NULL
);
3682 if (ret
!= LDB_SUCCESS
) {
3687 if (dsdb_flags
& DSDB_PASSWORD_BYPASS_LAST_SET
) {
3689 * This must not be critical, as it will only be
3690 * handled (and need to be handled) if the other
3691 * attributes in the request bring password_hash into
3694 ret
= ldb_request_add_control(req
, DSDB_CONTROL_PASSWORD_BYPASS_LAST_SET_OID
, false, NULL
);
3695 if (ret
!= LDB_SUCCESS
) {
3700 if (dsdb_flags
& DSDB_MODIFY_PARTIAL_REPLICA
) {
3701 ret
= ldb_request_add_control(req
, DSDB_CONTROL_PARTIAL_REPLICA
, false, NULL
);
3702 if (ret
!= LDB_SUCCESS
) {
3711 an add with a set of controls
3713 int dsdb_add(struct ldb_context
*ldb
, const struct ldb_message
*message
,
3714 uint32_t dsdb_flags
)
3716 struct ldb_request
*req
;
3719 ret
= ldb_build_add_req(&req
, ldb
, ldb
,
3723 ldb_op_default_callback
,
3726 if (ret
!= LDB_SUCCESS
) return ret
;
3728 ret
= dsdb_request_add_controls(req
, dsdb_flags
);
3729 if (ret
!= LDB_SUCCESS
) {
3734 ret
= dsdb_autotransaction_request(ldb
, req
);
3741 a modify with a set of controls
3743 int dsdb_modify(struct ldb_context
*ldb
, const struct ldb_message
*message
,
3744 uint32_t dsdb_flags
)
3746 struct ldb_request
*req
;
3749 ret
= ldb_build_mod_req(&req
, ldb
, ldb
,
3753 ldb_op_default_callback
,
3756 if (ret
!= LDB_SUCCESS
) return ret
;
3758 ret
= dsdb_request_add_controls(req
, dsdb_flags
);
3759 if (ret
!= LDB_SUCCESS
) {
3764 ret
= dsdb_autotransaction_request(ldb
, req
);
3771 a delete with a set of flags
3773 int dsdb_delete(struct ldb_context
*ldb
, struct ldb_dn
*dn
,
3774 uint32_t dsdb_flags
)
3776 struct ldb_request
*req
;
3779 ret
= ldb_build_del_req(&req
, ldb
, ldb
,
3783 ldb_op_default_callback
,
3786 if (ret
!= LDB_SUCCESS
) return ret
;
3788 ret
= dsdb_request_add_controls(req
, dsdb_flags
);
3789 if (ret
!= LDB_SUCCESS
) {
3794 ret
= dsdb_autotransaction_request(ldb
, req
);
3801 like dsdb_modify() but set all the element flags to
3802 LDB_FLAG_MOD_REPLACE
3804 int dsdb_replace(struct ldb_context
*ldb
, struct ldb_message
*msg
, uint32_t dsdb_flags
)
3808 /* mark all the message elements as LDB_FLAG_MOD_REPLACE */
3809 for (i
=0;i
<msg
->num_elements
;i
++) {
3810 msg
->elements
[i
].flags
= LDB_FLAG_MOD_REPLACE
;
3813 return dsdb_modify(ldb
, msg
, dsdb_flags
);
3818 search for attrs on one DN, allowing for dsdb_flags controls
3820 int dsdb_search_dn(struct ldb_context
*ldb
,
3821 TALLOC_CTX
*mem_ctx
,
3822 struct ldb_result
**_res
,
3823 struct ldb_dn
*basedn
,
3824 const char * const *attrs
,
3825 uint32_t dsdb_flags
)
3828 struct ldb_request
*req
;
3829 struct ldb_result
*res
;
3831 res
= talloc_zero(mem_ctx
, struct ldb_result
);
3833 return ldb_oom(ldb
);
3836 ret
= ldb_build_search_req(&req
, ldb
, res
,
3843 ldb_search_default_callback
,
3845 if (ret
!= LDB_SUCCESS
) {
3850 ret
= dsdb_request_add_controls(req
, dsdb_flags
);
3851 if (ret
!= LDB_SUCCESS
) {
3856 ret
= ldb_request(ldb
, req
);
3857 if (ret
== LDB_SUCCESS
) {
3858 ret
= ldb_wait(req
->handle
, LDB_WAIT_ALL
);
3862 if (ret
!= LDB_SUCCESS
) {
3872 search for attrs on one DN, by the GUID of the DN, allowing for
3875 int dsdb_search_by_dn_guid(struct ldb_context
*ldb
,
3876 TALLOC_CTX
*mem_ctx
,
3877 struct ldb_result
**_res
,
3878 const struct GUID
*guid
,
3879 const char * const *attrs
,
3880 uint32_t dsdb_flags
)
3882 TALLOC_CTX
*tmp_ctx
= talloc_new(mem_ctx
);
3886 dn
= ldb_dn_new_fmt(tmp_ctx
, ldb
, "<GUID=%s>", GUID_string(tmp_ctx
, guid
));
3888 talloc_free(tmp_ctx
);
3889 return ldb_oom(ldb
);
3892 ret
= dsdb_search_dn(ldb
, mem_ctx
, _res
, dn
, attrs
, dsdb_flags
);
3893 talloc_free(tmp_ctx
);
3898 general search with dsdb_flags for controls
3900 int dsdb_search(struct ldb_context
*ldb
,
3901 TALLOC_CTX
*mem_ctx
,
3902 struct ldb_result
**_res
,
3903 struct ldb_dn
*basedn
,
3904 enum ldb_scope scope
,
3905 const char * const *attrs
,
3906 uint32_t dsdb_flags
,
3907 const char *exp_fmt
, ...) _PRINTF_ATTRIBUTE(8, 9)
3910 struct ldb_request
*req
;
3911 struct ldb_result
*res
;
3913 char *expression
= NULL
;
3914 TALLOC_CTX
*tmp_ctx
= talloc_new(mem_ctx
);
3916 /* cross-partitions searches with a basedn break multi-domain support */
3917 SMB_ASSERT(basedn
== NULL
|| (dsdb_flags
& DSDB_SEARCH_SEARCH_ALL_PARTITIONS
) == 0);
3919 res
= talloc_zero(tmp_ctx
, struct ldb_result
);
3921 talloc_free(tmp_ctx
);
3922 return ldb_oom(ldb
);
3926 va_start(ap
, exp_fmt
);
3927 expression
= talloc_vasprintf(tmp_ctx
, exp_fmt
, ap
);
3931 talloc_free(tmp_ctx
);
3932 return ldb_oom(ldb
);
3936 ret
= ldb_build_search_req(&req
, ldb
, tmp_ctx
,
3943 ldb_search_default_callback
,
3945 if (ret
!= LDB_SUCCESS
) {
3946 talloc_free(tmp_ctx
);
3950 ret
= dsdb_request_add_controls(req
, dsdb_flags
);
3951 if (ret
!= LDB_SUCCESS
) {
3952 talloc_free(tmp_ctx
);
3953 ldb_reset_err_string(ldb
);
3957 ret
= ldb_request(ldb
, req
);
3958 if (ret
== LDB_SUCCESS
) {
3959 ret
= ldb_wait(req
->handle
, LDB_WAIT_ALL
);
3962 if (ret
!= LDB_SUCCESS
) {
3963 talloc_free(tmp_ctx
);
3967 if (dsdb_flags
& DSDB_SEARCH_ONE_ONLY
) {
3968 if (res
->count
== 0) {
3969 talloc_free(tmp_ctx
);
3970 ldb_reset_err_string(ldb
);
3971 return LDB_ERR_NO_SUCH_OBJECT
;
3973 if (res
->count
!= 1) {
3974 talloc_free(tmp_ctx
);
3975 ldb_reset_err_string(ldb
);
3976 return LDB_ERR_CONSTRAINT_VIOLATION
;
3980 *_res
= talloc_steal(mem_ctx
, res
);
3981 talloc_free(tmp_ctx
);
3988 general search with dsdb_flags for controls
3989 returns exactly 1 record or an error
3991 int dsdb_search_one(struct ldb_context
*ldb
,
3992 TALLOC_CTX
*mem_ctx
,
3993 struct ldb_message
**msg
,
3994 struct ldb_dn
*basedn
,
3995 enum ldb_scope scope
,
3996 const char * const *attrs
,
3997 uint32_t dsdb_flags
,
3998 const char *exp_fmt
, ...) _PRINTF_ATTRIBUTE(8, 9)
4001 struct ldb_result
*res
;
4003 char *expression
= NULL
;
4004 TALLOC_CTX
*tmp_ctx
= talloc_new(mem_ctx
);
4006 dsdb_flags
|= DSDB_SEARCH_ONE_ONLY
;
4008 res
= talloc_zero(tmp_ctx
, struct ldb_result
);
4010 talloc_free(tmp_ctx
);
4011 return ldb_oom(ldb
);
4015 va_start(ap
, exp_fmt
);
4016 expression
= talloc_vasprintf(tmp_ctx
, exp_fmt
, ap
);
4020 talloc_free(tmp_ctx
);
4021 return ldb_oom(ldb
);
4023 ret
= dsdb_search(ldb
, tmp_ctx
, &res
, basedn
, scope
, attrs
,
4024 dsdb_flags
, "%s", expression
);
4026 ret
= dsdb_search(ldb
, tmp_ctx
, &res
, basedn
, scope
, attrs
,
4030 if (ret
!= LDB_SUCCESS
) {
4031 talloc_free(tmp_ctx
);
4035 *msg
= talloc_steal(mem_ctx
, res
->msgs
[0]);
4036 talloc_free(tmp_ctx
);
4041 /* returns back the forest DNS name */
4042 const char *samdb_forest_name(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
)
4044 const char *forest_name
= ldb_dn_canonical_string(mem_ctx
,
4045 ldb_get_root_basedn(ldb
));
4048 if (forest_name
== NULL
) {
4052 p
= strchr(forest_name
, '/');
4060 /* returns back the default domain DNS name */
4061 const char *samdb_default_domain_name(struct ldb_context
*ldb
, TALLOC_CTX
*mem_ctx
)
4063 const char *domain_name
= ldb_dn_canonical_string(mem_ctx
,
4064 ldb_get_default_basedn(ldb
));
4067 if (domain_name
== NULL
) {
4071 p
= strchr(domain_name
, '/');
4080 validate that an DSA GUID belongs to the specified user sid.
4081 The user SID must be a domain controller account (either RODC or
4084 int dsdb_validate_dsa_guid(struct ldb_context
*ldb
,
4085 const struct GUID
*dsa_guid
,
4086 const struct dom_sid
*sid
)
4089 - find DN of record with the DSA GUID in the
4090 configuration partition (objectGUID)
4091 - remove "NTDS Settings" component from DN
4092 - do a base search on that DN for serverReference with
4094 - extract objectSid from resulting serverReference
4096 - check this sid matches the sid argument
4098 struct ldb_dn
*config_dn
;
4099 TALLOC_CTX
*tmp_ctx
= talloc_new(ldb
);
4100 struct ldb_message
*msg
;
4101 const char *attrs1
[] = { NULL
};
4102 const char *attrs2
[] = { "serverReference", NULL
};
4104 struct ldb_dn
*dn
, *account_dn
;
4105 struct dom_sid sid2
;
4108 config_dn
= ldb_get_config_basedn(ldb
);
4110 ret
= dsdb_search_one(ldb
, tmp_ctx
, &msg
, config_dn
, LDB_SCOPE_SUBTREE
,
4111 attrs1
, 0, "(&(objectGUID=%s)(objectClass=nTDSDSA))", GUID_string(tmp_ctx
, dsa_guid
));
4112 if (ret
!= LDB_SUCCESS
) {
4113 DEBUG(1,(__location__
": Failed to find DSA objectGUID %s for sid %s\n",
4114 GUID_string(tmp_ctx
, dsa_guid
), dom_sid_string(tmp_ctx
, sid
)));
4115 talloc_free(tmp_ctx
);
4116 return ldb_operr(ldb
);
4120 if (!ldb_dn_remove_child_components(dn
, 1)) {
4121 talloc_free(tmp_ctx
);
4122 return ldb_operr(ldb
);
4125 ret
= dsdb_search_one(ldb
, tmp_ctx
, &msg
, dn
, LDB_SCOPE_BASE
,
4126 attrs2
, DSDB_SEARCH_SHOW_EXTENDED_DN
,
4127 "(objectClass=server)");
4128 if (ret
!= LDB_SUCCESS
) {
4129 DEBUG(1,(__location__
": Failed to find server record for DSA with objectGUID %s, sid %s\n",
4130 GUID_string(tmp_ctx
, dsa_guid
), dom_sid_string(tmp_ctx
, sid
)));
4131 talloc_free(tmp_ctx
);
4132 return ldb_operr(ldb
);
4135 account_dn
= ldb_msg_find_attr_as_dn(ldb
, tmp_ctx
, msg
, "serverReference");
4136 if (account_dn
== NULL
) {
4137 DEBUG(1,(__location__
": Failed to find account_dn for DSA with objectGUID %s, sid %s\n",
4138 GUID_string(tmp_ctx
, dsa_guid
), dom_sid_string(tmp_ctx
, sid
)));
4139 talloc_free(tmp_ctx
);
4140 return ldb_operr(ldb
);
4143 status
= dsdb_get_extended_dn_sid(account_dn
, &sid2
, "SID");
4144 if (!NT_STATUS_IS_OK(status
)) {
4145 DEBUG(1,(__location__
": Failed to find SID for DSA with objectGUID %s, sid %s\n",
4146 GUID_string(tmp_ctx
, dsa_guid
), dom_sid_string(tmp_ctx
, sid
)));
4147 talloc_free(tmp_ctx
);
4148 return ldb_operr(ldb
);
4151 if (!dom_sid_equal(sid
, &sid2
)) {
4152 /* someone is trying to spoof another account */
4153 DEBUG(0,(__location__
": Bad DSA objectGUID %s for sid %s - expected sid %s\n",
4154 GUID_string(tmp_ctx
, dsa_guid
),
4155 dom_sid_string(tmp_ctx
, sid
),
4156 dom_sid_string(tmp_ctx
, &sid2
)));
4157 talloc_free(tmp_ctx
);
4158 return ldb_operr(ldb
);
4161 talloc_free(tmp_ctx
);
4165 static const char * const secret_attributes
[] = {
4166 DSDB_SECRET_ATTRIBUTES
,
4171 check if the attribute belongs to the RODC filtered attribute set
4172 Note that attributes that are in the filtered attribute set are the
4173 ones that _are_ always sent to a RODC
4175 bool dsdb_attr_in_rodc_fas(const struct dsdb_attribute
*sa
)
4177 /* they never get secret attributes */
4178 if (is_attr_in_list(secret_attributes
, sa
->lDAPDisplayName
)) {
4182 /* they do get non-secret critical attributes */
4183 if (sa
->schemaFlagsEx
& SCHEMA_FLAG_ATTR_IS_CRITICAL
) {
4187 /* they do get non-secret attributes marked as being in the FAS */
4188 if (sa
->searchFlags
& SEARCH_FLAG_RODC_ATTRIBUTE
) {
4192 /* other attributes are denied */
4196 /* return fsmo role dn and role owner dn for a particular role*/
4197 WERROR
dsdb_get_fsmo_role_info(TALLOC_CTX
*tmp_ctx
,
4198 struct ldb_context
*ldb
,
4200 struct ldb_dn
**fsmo_role_dn
,
4201 struct ldb_dn
**role_owner_dn
)
4205 case DREPL_NAMING_MASTER
:
4206 *fsmo_role_dn
= samdb_partitions_dn(ldb
, tmp_ctx
);
4207 ret
= samdb_reference_dn(ldb
, tmp_ctx
, *fsmo_role_dn
, "fSMORoleOwner", role_owner_dn
);
4208 if (ret
!= LDB_SUCCESS
) {
4209 DEBUG(0,(__location__
": Failed to find fSMORoleOwner in Naming Master object - %s",
4210 ldb_errstring(ldb
)));
4211 talloc_free(tmp_ctx
);
4212 return WERR_DS_DRA_INTERNAL_ERROR
;
4215 case DREPL_INFRASTRUCTURE_MASTER
:
4216 *fsmo_role_dn
= samdb_infrastructure_dn(ldb
, tmp_ctx
);
4217 ret
= samdb_reference_dn(ldb
, tmp_ctx
, *fsmo_role_dn
, "fSMORoleOwner", role_owner_dn
);
4218 if (ret
!= LDB_SUCCESS
) {
4219 DEBUG(0,(__location__
": Failed to find fSMORoleOwner in Schema Master object - %s",
4220 ldb_errstring(ldb
)));
4221 talloc_free(tmp_ctx
);
4222 return WERR_DS_DRA_INTERNAL_ERROR
;
4225 case DREPL_RID_MASTER
:
4226 ret
= samdb_rid_manager_dn(ldb
, tmp_ctx
, fsmo_role_dn
);
4227 if (ret
!= LDB_SUCCESS
) {
4228 DEBUG(0, (__location__
": Failed to find RID Manager object - %s", ldb_errstring(ldb
)));
4229 talloc_free(tmp_ctx
);
4230 return WERR_DS_DRA_INTERNAL_ERROR
;
4233 ret
= samdb_reference_dn(ldb
, tmp_ctx
, *fsmo_role_dn
, "fSMORoleOwner", role_owner_dn
);
4234 if (ret
!= LDB_SUCCESS
) {
4235 DEBUG(0,(__location__
": Failed to find fSMORoleOwner in RID Manager object - %s",
4236 ldb_errstring(ldb
)));
4237 talloc_free(tmp_ctx
);
4238 return WERR_DS_DRA_INTERNAL_ERROR
;
4241 case DREPL_SCHEMA_MASTER
:
4242 *fsmo_role_dn
= ldb_get_schema_basedn(ldb
);
4243 ret
= samdb_reference_dn(ldb
, tmp_ctx
, *fsmo_role_dn
, "fSMORoleOwner", role_owner_dn
);
4244 if (ret
!= LDB_SUCCESS
) {
4245 DEBUG(0,(__location__
": Failed to find fSMORoleOwner in Schema Master object - %s",
4246 ldb_errstring(ldb
)));
4247 talloc_free(tmp_ctx
);
4248 return WERR_DS_DRA_INTERNAL_ERROR
;
4251 case DREPL_PDC_MASTER
:
4252 *fsmo_role_dn
= ldb_get_default_basedn(ldb
);
4253 ret
= samdb_reference_dn(ldb
, tmp_ctx
, *fsmo_role_dn
, "fSMORoleOwner", role_owner_dn
);
4254 if (ret
!= LDB_SUCCESS
) {
4255 DEBUG(0,(__location__
": Failed to find fSMORoleOwner in Pd Master object - %s",
4256 ldb_errstring(ldb
)));
4257 talloc_free(tmp_ctx
);
4258 return WERR_DS_DRA_INTERNAL_ERROR
;
4262 return WERR_DS_DRA_INTERNAL_ERROR
;
4267 const char *samdb_dn_to_dnshostname(struct ldb_context
*ldb
,
4268 TALLOC_CTX
*mem_ctx
,
4269 struct ldb_dn
*server_dn
)
4272 struct ldb_result
*res
= NULL
;
4273 const char * const attrs
[] = { "dNSHostName", NULL
};
4275 ldb_ret
= ldb_search(ldb
, mem_ctx
, &res
,
4279 if (ldb_ret
!= LDB_SUCCESS
) {
4280 DEBUG(4, ("Failed to find dNSHostName for dn %s, ldb error: %s",
4281 ldb_dn_get_linearized(server_dn
), ldb_errstring(ldb
)));
4285 return ldb_msg_find_attr_as_string(res
->msgs
[0], "dNSHostName", NULL
);
4289 returns true if an attribute is in the filter,
4290 false otherwise, provided that attribute value is provided with the expression
4292 bool dsdb_attr_in_parse_tree(struct ldb_parse_tree
*tree
,
4296 switch (tree
->operation
) {
4299 for (i
=0;i
<tree
->u
.list
.num_elements
;i
++) {
4300 if (dsdb_attr_in_parse_tree(tree
->u
.list
.elements
[i
],
4306 return dsdb_attr_in_parse_tree(tree
->u
.isnot
.child
, attr
);
4307 case LDB_OP_EQUALITY
:
4308 case LDB_OP_GREATER
:
4311 if (ldb_attr_cmp(tree
->u
.equality
.attr
, attr
) == 0) {
4315 case LDB_OP_SUBSTRING
:
4316 if (ldb_attr_cmp(tree
->u
.substring
.attr
, attr
) == 0) {
4320 case LDB_OP_PRESENT
:
4321 /* (attrname=*) is not filtered out */
4323 case LDB_OP_EXTENDED
:
4324 if (tree
->u
.extended
.attr
&&
4325 ldb_attr_cmp(tree
->u
.extended
.attr
, attr
) == 0) {
4333 bool is_attr_in_list(const char * const * attrs
, const char *attr
)
4337 for (i
= 0; attrs
[i
]; i
++) {
4338 if (ldb_attr_cmp(attrs
[i
], attr
) == 0)
4347 map an ldb error code to an approximate NTSTATUS code
4349 NTSTATUS
dsdb_ldb_err_to_ntstatus(int err
)
4353 return NT_STATUS_OK
;
4355 case LDB_ERR_PROTOCOL_ERROR
:
4356 return NT_STATUS_DEVICE_PROTOCOL_ERROR
;
4358 case LDB_ERR_TIME_LIMIT_EXCEEDED
:
4359 return NT_STATUS_IO_TIMEOUT
;
4361 case LDB_ERR_SIZE_LIMIT_EXCEEDED
:
4362 return NT_STATUS_BUFFER_TOO_SMALL
;
4364 case LDB_ERR_COMPARE_FALSE
:
4365 case LDB_ERR_COMPARE_TRUE
:
4366 return NT_STATUS_REVISION_MISMATCH
;
4368 case LDB_ERR_AUTH_METHOD_NOT_SUPPORTED
:
4369 return NT_STATUS_NOT_SUPPORTED
;
4371 case LDB_ERR_STRONG_AUTH_REQUIRED
:
4372 case LDB_ERR_CONFIDENTIALITY_REQUIRED
:
4373 case LDB_ERR_SASL_BIND_IN_PROGRESS
:
4374 case LDB_ERR_INAPPROPRIATE_AUTHENTICATION
:
4375 case LDB_ERR_INVALID_CREDENTIALS
:
4376 case LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS
:
4377 case LDB_ERR_UNWILLING_TO_PERFORM
:
4378 return NT_STATUS_ACCESS_DENIED
;
4380 case LDB_ERR_NO_SUCH_OBJECT
:
4381 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
4383 case LDB_ERR_REFERRAL
:
4384 case LDB_ERR_NO_SUCH_ATTRIBUTE
:
4385 return NT_STATUS_NOT_FOUND
;
4387 case LDB_ERR_UNSUPPORTED_CRITICAL_EXTENSION
:
4388 return NT_STATUS_NOT_SUPPORTED
;
4390 case LDB_ERR_ADMIN_LIMIT_EXCEEDED
:
4391 return NT_STATUS_BUFFER_TOO_SMALL
;
4393 case LDB_ERR_UNDEFINED_ATTRIBUTE_TYPE
:
4394 case LDB_ERR_INAPPROPRIATE_MATCHING
:
4395 case LDB_ERR_CONSTRAINT_VIOLATION
:
4396 case LDB_ERR_INVALID_ATTRIBUTE_SYNTAX
:
4397 case LDB_ERR_INVALID_DN_SYNTAX
:
4398 case LDB_ERR_NAMING_VIOLATION
:
4399 case LDB_ERR_OBJECT_CLASS_VIOLATION
:
4400 case LDB_ERR_NOT_ALLOWED_ON_NON_LEAF
:
4401 case LDB_ERR_NOT_ALLOWED_ON_RDN
:
4402 return NT_STATUS_INVALID_PARAMETER
;
4404 case LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS
:
4405 case LDB_ERR_ENTRY_ALREADY_EXISTS
:
4406 return NT_STATUS_ERROR_DS_OBJ_STRING_NAME_EXISTS
;
4409 return NT_STATUS_NETWORK_BUSY
;
4411 case LDB_ERR_ALIAS_PROBLEM
:
4412 case LDB_ERR_ALIAS_DEREFERENCING_PROBLEM
:
4413 case LDB_ERR_UNAVAILABLE
:
4414 case LDB_ERR_LOOP_DETECT
:
4415 case LDB_ERR_OBJECT_CLASS_MODS_PROHIBITED
:
4416 case LDB_ERR_AFFECTS_MULTIPLE_DSAS
:
4418 case LDB_ERR_OPERATIONS_ERROR
:
4421 return NT_STATUS_UNSUCCESSFUL
;
4426 create a new naming context that will hold a partial replica
4428 int dsdb_create_partial_replica_NC(struct ldb_context
*ldb
, struct ldb_dn
*dn
)
4430 TALLOC_CTX
*tmp_ctx
= talloc_new(ldb
);
4431 struct ldb_message
*msg
;
4434 msg
= ldb_msg_new(tmp_ctx
);
4436 talloc_free(tmp_ctx
);
4437 return ldb_oom(ldb
);
4441 ret
= ldb_msg_add_string(msg
, "objectClass", "top");
4442 if (ret
!= LDB_SUCCESS
) {
4443 talloc_free(tmp_ctx
);
4444 return ldb_oom(ldb
);
4447 /* [MS-DRSR] implies that we should only add the 'top'
4448 * objectclass, but that would cause lots of problems with our
4449 * objectclass code as top is not structural, so we add
4450 * 'domainDNS' as well to keep things sane. We're expecting
4451 * this new NC to be of objectclass domainDNS after
4452 * replication anyway
4454 ret
= ldb_msg_add_string(msg
, "objectClass", "domainDNS");
4455 if (ret
!= LDB_SUCCESS
) {
4456 talloc_free(tmp_ctx
);
4457 return ldb_oom(ldb
);
4460 ret
= ldb_msg_add_fmt(msg
, "instanceType", "%u",
4461 INSTANCE_TYPE_IS_NC_HEAD
|
4462 INSTANCE_TYPE_NC_ABOVE
|
4463 INSTANCE_TYPE_UNINSTANT
);
4464 if (ret
!= LDB_SUCCESS
) {
4465 talloc_free(tmp_ctx
);
4466 return ldb_oom(ldb
);
4469 ret
= dsdb_add(ldb
, msg
, DSDB_MODIFY_PARTIAL_REPLICA
);
4470 if (ret
!= LDB_SUCCESS
&& ret
!= LDB_ERR_ENTRY_ALREADY_EXISTS
) {
4471 DEBUG(0,("Failed to create new NC for %s - %s (%s)\n",
4472 ldb_dn_get_linearized(dn
),
4473 ldb_errstring(ldb
), ldb_strerror(ret
)));
4474 talloc_free(tmp_ctx
);
4478 DEBUG(1,("Created new NC for %s\n", ldb_dn_get_linearized(dn
)));
4480 talloc_free(tmp_ctx
);
4485 build a GUID from a string
4487 _PUBLIC_ NTSTATUS
NS_GUID_from_string(const char *s
, struct GUID
*guid
)
4489 NTSTATUS status
= NT_STATUS_INVALID_PARAMETER
;
4491 uint32_t time_mid
, time_hi_and_version
;
4492 uint32_t clock_seq
[2];
4497 return NT_STATUS_INVALID_PARAMETER
;
4500 if (11 == sscanf(s
, "%08x-%04x%04x-%02x%02x%02x%02x-%02x%02x%02x%02x",
4501 &time_low
, &time_mid
, &time_hi_and_version
,
4502 &clock_seq
[0], &clock_seq
[1],
4503 &node
[0], &node
[1], &node
[2], &node
[3], &node
[4], &node
[5])) {
4504 status
= NT_STATUS_OK
;
4507 if (!NT_STATUS_IS_OK(status
)) {
4511 guid
->time_low
= time_low
;
4512 guid
->time_mid
= time_mid
;
4513 guid
->time_hi_and_version
= time_hi_and_version
;
4514 guid
->clock_seq
[0] = clock_seq
[0];
4515 guid
->clock_seq
[1] = clock_seq
[1];
4517 guid
->node
[i
] = node
[i
];
4520 return NT_STATUS_OK
;
4523 _PUBLIC_
char *NS_GUID_string(TALLOC_CTX
*mem_ctx
, const struct GUID
*guid
)
4525 return talloc_asprintf(mem_ctx
,
4526 "%08x-%04x%04x-%02x%02x%02x%02x-%02x%02x%02x%02x",
4527 guid
->time_low
, guid
->time_mid
,
4528 guid
->time_hi_and_version
,
4531 guid
->node
[0], guid
->node
[1],
4532 guid
->node
[2], guid
->node
[3],
4533 guid
->node
[4], guid
->node
[5]);