2 Unix SMB/CIFS implementation.
4 crachnames implementation for the drsuapi pipe
7 Copyright (C) Stefan Metzmacher 2004
8 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2005
9 Copyright (C) Matthieu Patou <mat@matws.net> 2012
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 3 of the License, or
14 (at your option) any later version.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program. If not, see <http://www.gnu.org/licenses/>.
26 #include "librpc/gen_ndr/drsuapi.h"
27 #include "lib/events/events.h"
29 #include <ldb_errors.h>
30 #include "auth/kerberos/kerberos.h"
31 #include "libcli/ldap/ldap_ndr.h"
32 #include "libcli/security/security.h"
33 #include "auth/auth.h"
34 #include "../lib/util/util_ldb.h"
35 #include "dsdb/samdb/samdb.h"
36 #include "dsdb/common/util.h"
37 #include "param/param.h"
39 static WERROR
DsCrackNameOneFilter(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
40 struct smb_krb5_context
*smb_krb5_context
,
41 uint32_t format_flags
, enum drsuapi_DsNameFormat format_offered
,
42 enum drsuapi_DsNameFormat format_desired
,
43 struct ldb_dn
*name_dn
, const char *name
,
44 const char *domain_filter
, const char *result_filter
,
45 struct drsuapi_DsNameInfo1
*info1
, int scope
, struct ldb_dn
*search_dn
);
46 static WERROR
DsCrackNameOneSyntactical(TALLOC_CTX
*mem_ctx
,
47 enum drsuapi_DsNameFormat format_offered
,
48 enum drsuapi_DsNameFormat format_desired
,
49 struct ldb_dn
*name_dn
, const char *name
,
50 struct drsuapi_DsNameInfo1
*info1
);
52 static WERROR
dns_domain_from_principal(TALLOC_CTX
*mem_ctx
, struct smb_krb5_context
*smb_krb5_context
,
54 struct drsuapi_DsNameInfo1
*info1
)
57 krb5_principal principal
;
58 /* perhaps it's a principal with a realm, so return the right 'domain only' response */
60 ret
= krb5_parse_name_flags(smb_krb5_context
->krb5_context
, name
,
61 KRB5_PRINCIPAL_PARSE_REQUIRE_REALM
, &principal
);
63 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
67 /* This isn't an allocation assignemnt, so it is free'ed with the krb5_free_principal */
68 realm
= smb_krb5_principal_get_realm(smb_krb5_context
->krb5_context
, principal
);
70 info1
->dns_domain_name
= talloc_strdup(mem_ctx
, realm
);
71 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
73 W_ERROR_HAVE_NO_MEMORY(info1
->dns_domain_name
);
75 info1
->status
= DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
;
79 static enum drsuapi_DsNameStatus
LDB_lookup_spn_alias(krb5_context context
, struct ldb_context
*ldb_ctx
,
81 const char *alias_from
,
86 struct ldb_result
*res
;
87 struct ldb_message_element
*spnmappings
;
89 struct ldb_dn
*service_dn
;
92 const char *directory_attrs
[] = {
97 tmp_ctx
= talloc_new(mem_ctx
);
99 return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
102 service_dn
= ldb_dn_new(tmp_ctx
, ldb_ctx
, "CN=Directory Service,CN=Windows NT,CN=Services");
103 if ( ! ldb_dn_add_base(service_dn
, ldb_get_config_basedn(ldb_ctx
))) {
104 return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
106 service_dn_str
= ldb_dn_alloc_linearized(tmp_ctx
, service_dn
);
107 if ( ! service_dn_str
) {
108 return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
111 ret
= ldb_search(ldb_ctx
, tmp_ctx
, &res
, service_dn
, LDB_SCOPE_BASE
,
112 directory_attrs
, "(objectClass=nTDSService)");
114 if (ret
!= LDB_SUCCESS
&& ret
!= LDB_ERR_NO_SUCH_OBJECT
) {
115 DEBUG(1, ("ldb_search: dn: %s not found: %s\n", service_dn_str
, ldb_errstring(ldb_ctx
)));
116 return DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
117 } else if (ret
== LDB_ERR_NO_SUCH_OBJECT
) {
118 DEBUG(1, ("ldb_search: dn: %s not found\n", service_dn_str
));
119 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
120 } else if (res
->count
!= 1) {
122 DEBUG(1, ("ldb_search: dn: %s not found\n", service_dn_str
));
123 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
126 spnmappings
= ldb_msg_find_element(res
->msgs
[0], "sPNMappings");
127 if (!spnmappings
|| spnmappings
->num_values
== 0) {
128 DEBUG(1, ("ldb_search: dn: %s no sPNMappings attribute\n", service_dn_str
));
129 talloc_free(tmp_ctx
);
130 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
133 for (i
= 0; i
< spnmappings
->num_values
; i
++) {
134 char *mapping
, *p
, *str
;
135 mapping
= talloc_strdup(tmp_ctx
,
136 (const char *)spnmappings
->values
[i
].data
);
138 DEBUG(1, ("LDB_lookup_spn_alias: ldb_search: dn: %s did not have an sPNMapping\n", service_dn_str
));
139 talloc_free(tmp_ctx
);
140 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
143 /* C string manipulation sucks */
145 p
= strchr(mapping
, '=');
147 DEBUG(1, ("ldb_search: dn: %s sPNMapping malformed: %s\n",
148 service_dn_str
, mapping
));
149 talloc_free(tmp_ctx
);
150 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
161 if (strcasecmp(str
, alias_from
) == 0) {
163 talloc_steal(mem_ctx
, mapping
);
164 talloc_free(tmp_ctx
);
165 return DRSUAPI_DS_NAME_STATUS_OK
;
169 DEBUG(4, ("LDB_lookup_spn_alias: no alias for service %s applicable\n", alias_from
));
170 talloc_free(tmp_ctx
);
171 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
174 /* When cracking a ServicePrincipalName, many services may be served
175 * by the host/ servicePrincipalName. The incoming query is for cifs/
176 * but we translate it here, and search on host/. This is done after
177 * the cifs/ entry has been searched for, making this a fallback */
179 static WERROR
DsCrackNameSPNAlias(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
180 struct smb_krb5_context
*smb_krb5_context
,
181 uint32_t format_flags
, enum drsuapi_DsNameFormat format_offered
,
182 enum drsuapi_DsNameFormat format_desired
,
183 const char *name
, struct drsuapi_DsNameInfo1
*info1
)
187 krb5_principal principal
;
188 const krb5_data
*component
;
189 const char *service
, *dns_name
;
192 enum drsuapi_DsNameStatus namestatus
;
194 /* parse principal */
195 ret
= krb5_parse_name_flags(smb_krb5_context
->krb5_context
,
196 name
, KRB5_PRINCIPAL_PARSE_NO_REALM
, &principal
);
198 DEBUG(2, ("Could not parse principal: %s: %s\n",
199 name
, smb_get_krb5_error_message(smb_krb5_context
->krb5_context
,
204 /* grab cifs/, http/ etc */
206 /* This is checked for in callers, but be safe */
207 if (krb5_princ_size(smb_krb5_context
->krb5_context
, principal
) < 2) {
208 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
209 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
212 component
= krb5_princ_component(smb_krb5_context
->krb5_context
,
214 service
= (const char *)component
->data
;
215 component
= krb5_princ_component(smb_krb5_context
->krb5_context
,
217 dns_name
= (const char *)component
->data
;
220 namestatus
= LDB_lookup_spn_alias(smb_krb5_context
->krb5_context
,
222 service
, &new_service
);
224 if (namestatus
== DRSUAPI_DS_NAME_STATUS_NOT_FOUND
) {
226 info1
->status
= DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
;
227 info1
->dns_domain_name
= talloc_strdup(mem_ctx
, dns_name
);
228 if (!info1
->dns_domain_name
) {
231 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
233 } else if (namestatus
!= DRSUAPI_DS_NAME_STATUS_OK
) {
234 info1
->status
= namestatus
;
235 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
239 /* reform principal */
240 new_princ
= talloc_asprintf(mem_ctx
, "%s/%s", new_service
, dns_name
);
242 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
246 wret
= DsCrackNameOneName(sam_ctx
, mem_ctx
, format_flags
, format_offered
, format_desired
,
248 talloc_free(new_princ
);
249 if (W_ERROR_IS_OK(wret
) && (info1
->status
== DRSUAPI_DS_NAME_STATUS_NOT_FOUND
)) {
250 info1
->status
= DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
;
251 info1
->dns_domain_name
= talloc_strdup(mem_ctx
, dns_name
);
252 if (!info1
->dns_domain_name
) {
256 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
260 /* Subcase of CrackNames, for the userPrincipalName */
262 static WERROR
DsCrackNameUPN(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
263 struct smb_krb5_context
*smb_krb5_context
,
264 uint32_t format_flags
, enum drsuapi_DsNameFormat format_offered
,
265 enum drsuapi_DsNameFormat format_desired
,
266 const char *name
, struct drsuapi_DsNameInfo1
*info1
)
270 const char *domain_filter
= NULL
;
271 const char *result_filter
= NULL
;
273 krb5_principal principal
;
275 char *unparsed_name_short
;
276 const char *domain_attrs
[] = { NULL
};
277 struct ldb_result
*domain_res
= NULL
;
279 /* Prevent recursion */
281 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
285 ret
= krb5_parse_name_flags(smb_krb5_context
->krb5_context
, name
,
286 KRB5_PRINCIPAL_PARSE_REQUIRE_REALM
, &principal
);
288 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
292 realm
= smb_krb5_principal_get_realm(smb_krb5_context
->krb5_context
,
295 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res
,
296 samdb_partitions_dn(sam_ctx
, mem_ctx
),
299 "(&(objectClass=crossRef)(|(dnsRoot=%s)(netbiosName=%s))(systemFlags:%s:=%u))",
300 ldb_binary_encode_string(mem_ctx
, realm
),
301 ldb_binary_encode_string(mem_ctx
, realm
),
302 LDB_OID_COMPARATOR_AND
,
303 SYSTEM_FLAG_CR_NTDS_DOMAIN
);
305 if (ldb_ret
!= LDB_SUCCESS
) {
306 DEBUG(2, ("DsCrackNameUPN domain ref search failed: %s\n", ldb_errstring(sam_ctx
)));
307 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
308 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
312 switch (domain_res
->count
) {
316 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
317 return dns_domain_from_principal(mem_ctx
, smb_krb5_context
,
320 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
321 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
325 ret
= krb5_unparse_name_flags(smb_krb5_context
->krb5_context
, principal
,
326 KRB5_PRINCIPAL_UNPARSE_NO_REALM
, &unparsed_name_short
);
327 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
330 free(unparsed_name_short
);
334 /* This may need to be extended for more userPrincipalName variations */
335 result_filter
= talloc_asprintf(mem_ctx
, "(&(objectClass=user)(samAccountName=%s))",
336 ldb_binary_encode_string(mem_ctx
, unparsed_name_short
));
338 domain_filter
= talloc_asprintf(mem_ctx
, "(distinguishedName=%s)", ldb_dn_get_linearized(domain_res
->msgs
[0]->dn
));
340 if (!result_filter
|| !domain_filter
) {
341 free(unparsed_name_short
);
344 status
= DsCrackNameOneFilter(sam_ctx
, mem_ctx
,
346 format_flags
, format_offered
, format_desired
,
347 NULL
, unparsed_name_short
, domain_filter
, result_filter
,
348 info1
, LDB_SCOPE_SUBTREE
, NULL
);
349 free(unparsed_name_short
);
355 * This function will workout the filtering parameter in order to be able to do
356 * the adapted search when the incomming format is format_functional.
357 * This boils down to defining the search_dn (passed as pointer to ldb_dn *) and the
358 * ldap filter request.
359 * Main input parameters are:
360 * * name, which is the portion of the functional name after the
362 * * domain_filter, which is a ldap search filter used to find the NC DN given the
363 * function name to crack.
365 static WERROR
get_format_functional_filtering_param(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
366 char *name
, struct drsuapi_DsNameInfo1
*info1
,
367 struct ldb_dn
**psearch_dn
, const char *domain_filter
, const char **presult_filter
)
369 struct ldb_result
*domain_res
= NULL
;
370 const char * const domain_attrs
[] = {"ncName", NULL
};
371 struct ldb_dn
*partitions_basedn
= samdb_partitions_dn(sam_ctx
, mem_ctx
);
373 char *account
, *s
, *result_filter
= NULL
;
374 struct ldb_dn
*search_dn
= NULL
;
377 *presult_filter
= NULL
;
379 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res
,
383 "%s", domain_filter
);
385 if (ldb_ret
!= LDB_SUCCESS
) {
386 DEBUG(2, ("DsCrackNameOne domain ref search failed: %s\n", ldb_errstring(sam_ctx
)));
387 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
391 if (domain_res
->count
== 1) {
392 struct ldb_dn
*tmp_dn
= samdb_result_dn(sam_ctx
, mem_ctx
, domain_res
->msgs
[0], "ncName", NULL
);
393 const char * const name_attrs
[] = {"name", NULL
};
396 s
= strchr(account
, '/');
397 talloc_free(domain_res
);
402 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res
,
408 if (ldb_ret
!= LDB_SUCCESS
) {
409 DEBUG(2, ("DsCrackNameOne domain ref search failed: %s\n", ldb_errstring(sam_ctx
)));
410 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
414 switch (domain_res
->count
) {
418 talloc_free(domain_res
);
419 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
422 talloc_free(domain_res
);
423 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
427 tmp_dn
= talloc_steal(mem_ctx
, domain_res
->msgs
[0]->dn
);
428 talloc_free(domain_res
);
431 s
= strchr(account
, '/');
433 account
= ldb_binary_encode_string(mem_ctx
, account
);
434 W_ERROR_HAVE_NO_MEMORY(account
);
435 result_filter
= talloc_asprintf(mem_ctx
, "(name=%s)",
437 W_ERROR_HAVE_NO_MEMORY(result_filter
);
439 *psearch_dn
= search_dn
;
440 *presult_filter
= result_filter
;
444 /* Crack a single 'name', from format_offered into format_desired, returning the result in info1 */
446 WERROR
DsCrackNameOneName(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
447 uint32_t format_flags
, enum drsuapi_DsNameFormat format_offered
,
448 enum drsuapi_DsNameFormat format_desired
,
449 const char *name
, struct drsuapi_DsNameInfo1
*info1
)
452 const char *domain_filter
= NULL
;
453 const char *result_filter
= NULL
;
454 struct ldb_dn
*name_dn
= NULL
;
455 struct ldb_dn
*search_dn
= NULL
;
457 struct smb_krb5_context
*smb_krb5_context
= NULL
;
458 int scope
= LDB_SCOPE_SUBTREE
;
460 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
461 info1
->dns_domain_name
= NULL
;
462 info1
->result_name
= NULL
;
465 return WERR_INVALID_PARAM
;
468 /* TODO: - fill the correct names in all cases!
469 * - handle format_flags
471 if (format_desired
== DRSUAPI_DS_NAME_FORMAT_UNKNOWN
) {
474 /* here we need to set the domain_filter and/or the result_filter */
475 switch (format_offered
) {
476 case DRSUAPI_DS_NAME_FORMAT_UNKNOWN
:
479 enum drsuapi_DsNameFormat formats
[] = {
480 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
, DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL
,
481 DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
, DRSUAPI_DS_NAME_FORMAT_CANONICAL
,
482 DRSUAPI_DS_NAME_FORMAT_GUID
, DRSUAPI_DS_NAME_FORMAT_DISPLAY
,
483 DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL
,
484 DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY
,
485 DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
488 for (i
=0; i
< ARRAY_SIZE(formats
); i
++) {
489 werr
= DsCrackNameOneName(sam_ctx
, mem_ctx
, format_flags
, formats
[i
], format_desired
, name
, info1
);
490 if (!W_ERROR_IS_OK(werr
)) {
493 if (info1
->status
!= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
&&
494 (formats
[i
] != DRSUAPI_DS_NAME_FORMAT_CANONICAL
||
495 info1
->status
!= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
))
503 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
:
504 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
:
506 char *str
, *s
, *account
;
507 scope
= LDB_SCOPE_ONELEVEL
;
509 if (strlen(name
) == 0) {
510 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
514 str
= talloc_strdup(mem_ctx
, name
);
515 W_ERROR_HAVE_NO_MEMORY(str
);
517 if (format_offered
== DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
) {
518 /* Look backwards for the \n, and replace it with / */
519 s
= strrchr(str
, '\n');
521 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
527 s
= strchr(str
, '/');
529 /* there must be at least one / */
530 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
537 domain_filter
= talloc_asprintf(mem_ctx
, "(&(objectClass=crossRef)(dnsRoot=%s)(systemFlags:%s:=%u))",
538 ldb_binary_encode_string(mem_ctx
, str
),
539 LDB_OID_COMPARATOR_AND
,
540 SYSTEM_FLAG_CR_NTDS_DOMAIN
);
541 W_ERROR_HAVE_NO_MEMORY(domain_filter
);
543 /* There may not be anything after the domain component (search for the domain itself) */
545 if (account
&& *account
) {
546 WERROR werr
= get_format_functional_filtering_param(sam_ctx
,
553 if (!W_ERROR_IS_OK(werr
)) {
556 if (info1
->status
!= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
)
561 case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
: {
564 const char *account
= NULL
;
566 domain
= talloc_strdup(mem_ctx
, name
);
567 W_ERROR_HAVE_NO_MEMORY(domain
);
569 p
= strchr(domain
, '\\');
571 /* invalid input format */
572 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
581 domain_filter
= talloc_asprintf(mem_ctx
,
582 "(&(objectClass=crossRef)(netbiosName=%s)(systemFlags:%s:=%u))",
583 ldb_binary_encode_string(mem_ctx
, domain
),
584 LDB_OID_COMPARATOR_AND
,
585 SYSTEM_FLAG_CR_NTDS_DOMAIN
);
586 W_ERROR_HAVE_NO_MEMORY(domain_filter
);
588 result_filter
= talloc_asprintf(mem_ctx
, "(sAMAccountName=%s)",
589 ldb_binary_encode_string(mem_ctx
, account
));
590 W_ERROR_HAVE_NO_MEMORY(result_filter
);
597 /* A LDAP DN as a string */
598 case DRSUAPI_DS_NAME_FORMAT_FQDN_1779
: {
599 domain_filter
= NULL
;
600 name_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, name
);
601 if (! ldb_dn_validate(name_dn
)) {
602 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
608 /* A GUID as a string */
609 case DRSUAPI_DS_NAME_FORMAT_GUID
: {
613 domain_filter
= NULL
;
615 nt_status
= GUID_from_string(name
, &guid
);
616 if (!NT_STATUS_IS_OK(nt_status
)) {
617 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
621 ldap_guid
= ldap_encode_ndr_GUID(mem_ctx
, &guid
);
625 result_filter
= talloc_asprintf(mem_ctx
, "(objectGUID=%s)",
627 W_ERROR_HAVE_NO_MEMORY(result_filter
);
630 case DRSUAPI_DS_NAME_FORMAT_DISPLAY
: {
631 domain_filter
= NULL
;
633 result_filter
= talloc_asprintf(mem_ctx
, "(|(displayName=%s)(samAccountName=%s))",
634 ldb_binary_encode_string(mem_ctx
, name
),
635 ldb_binary_encode_string(mem_ctx
, name
));
636 W_ERROR_HAVE_NO_MEMORY(result_filter
);
640 /* A S-1234-5678 style string */
641 case DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY
: {
642 struct dom_sid
*sid
= dom_sid_parse_talloc(mem_ctx
, name
);
645 domain_filter
= NULL
;
647 info1
->dns_domain_name
= NULL
;
648 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
651 ldap_sid
= ldap_encode_ndr_dom_sid(mem_ctx
,
656 result_filter
= talloc_asprintf(mem_ctx
, "(objectSid=%s)",
658 W_ERROR_HAVE_NO_MEMORY(result_filter
);
661 case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL
: {
662 krb5_principal principal
;
665 ret
= smb_krb5_init_context(mem_ctx
,
666 ldb_get_event_context(sam_ctx
),
667 (struct loadparm_context
*)ldb_get_opaque(sam_ctx
, "loadparm"),
674 /* Ensure we reject compleate junk first */
675 ret
= krb5_parse_name(smb_krb5_context
->krb5_context
, name
, &principal
);
677 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
681 domain_filter
= NULL
;
683 /* By getting the unparsed name here, we ensure the escaping is correct (and trust the client less) */
684 ret
= krb5_unparse_name(smb_krb5_context
->krb5_context
, principal
, &unparsed_name
);
686 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
690 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
692 /* The ldb_binary_encode_string() here avoid LDAP filter injection attacks */
693 result_filter
= talloc_asprintf(mem_ctx
, "(&(objectClass=user)(userPrincipalName=%s))",
694 ldb_binary_encode_string(mem_ctx
, unparsed_name
));
697 W_ERROR_HAVE_NO_MEMORY(result_filter
);
700 case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL
: {
701 krb5_principal principal
;
702 char *unparsed_name_short
;
703 const krb5_data
*component
;
706 ret
= smb_krb5_init_context(mem_ctx
,
707 ldb_get_event_context(sam_ctx
),
708 (struct loadparm_context
*)ldb_get_opaque(sam_ctx
, "loadparm"),
715 ret
= krb5_parse_name(smb_krb5_context
->krb5_context
, name
, &principal
);
717 krb5_princ_size(smb_krb5_context
->krb5_context
,
719 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
720 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
722 } else if (ret
== 0) {
723 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
725 ret
= krb5_parse_name_flags(smb_krb5_context
->krb5_context
, name
,
726 KRB5_PRINCIPAL_PARSE_NO_REALM
, &principal
);
728 return dns_domain_from_principal(mem_ctx
, smb_krb5_context
,
732 domain_filter
= NULL
;
734 ret
= krb5_unparse_name_flags(smb_krb5_context
->krb5_context
, principal
,
735 KRB5_PRINCIPAL_UNPARSE_NO_REALM
, &unparsed_name_short
);
737 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
741 component
= krb5_princ_component(smb_krb5_context
->krb5_context
,
743 service
= (char *)component
->data
;
744 if ((krb5_princ_size(smb_krb5_context
->krb5_context
,
746 (strcasecmp(service
, "host") == 0)) {
747 /* the 'cn' attribute is just the leading part of the name */
749 component
= krb5_princ_component(
750 smb_krb5_context
->krb5_context
,
752 computer_name
= talloc_strndup(mem_ctx
, (char *)component
->data
,
753 strcspn((char *)component
->data
, "."));
754 if (computer_name
== NULL
) {
755 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
756 free(unparsed_name_short
);
760 result_filter
= talloc_asprintf(mem_ctx
, "(|(&(servicePrincipalName=%s)(objectClass=user))(&(cn=%s)(objectClass=computer)))",
761 ldb_binary_encode_string(mem_ctx
, unparsed_name_short
),
762 ldb_binary_encode_string(mem_ctx
, computer_name
));
764 result_filter
= talloc_asprintf(mem_ctx
, "(&(servicePrincipalName=%s)(objectClass=user))",
765 ldb_binary_encode_string(mem_ctx
, unparsed_name_short
));
767 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
768 free(unparsed_name_short
);
769 W_ERROR_HAVE_NO_MEMORY(result_filter
);
774 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
779 if (format_flags
& DRSUAPI_DS_NAME_FLAG_SYNTACTICAL_ONLY
) {
780 return DsCrackNameOneSyntactical(mem_ctx
, format_offered
, format_desired
,
781 name_dn
, name
, info1
);
784 return DsCrackNameOneFilter(sam_ctx
, mem_ctx
,
786 format_flags
, format_offered
, format_desired
,
788 domain_filter
, result_filter
,
789 info1
, scope
, search_dn
);
792 /* Subcase of CrackNames. It is possible to translate a LDAP-style DN
793 * (FQDN_1779) into a canoical name without actually searching the
796 static WERROR
DsCrackNameOneSyntactical(TALLOC_CTX
*mem_ctx
,
797 enum drsuapi_DsNameFormat format_offered
,
798 enum drsuapi_DsNameFormat format_desired
,
799 struct ldb_dn
*name_dn
, const char *name
,
800 struct drsuapi_DsNameInfo1
*info1
)
803 if (format_offered
!= DRSUAPI_DS_NAME_FORMAT_FQDN_1779
) {
804 info1
->status
= DRSUAPI_DS_NAME_STATUS_NO_SYNTACTICAL_MAPPING
;
808 switch (format_desired
) {
809 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
:
810 cracked
= ldb_dn_canonical_string(mem_ctx
, name_dn
);
812 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
:
813 cracked
= ldb_dn_canonical_ex_string(mem_ctx
, name_dn
);
816 info1
->status
= DRSUAPI_DS_NAME_STATUS_NO_SYNTACTICAL_MAPPING
;
819 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
820 info1
->result_name
= cracked
;
828 /* Given a filter for the domain, and one for the result, perform the
829 * ldb search. The format offered and desired flags change the
830 * behaviours, including what attributes to return.
832 * The smb_krb5_context is required because we use the krb5 libs for principal parsing
835 static WERROR
DsCrackNameOneFilter(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
836 struct smb_krb5_context
*smb_krb5_context
,
837 uint32_t format_flags
, enum drsuapi_DsNameFormat format_offered
,
838 enum drsuapi_DsNameFormat format_desired
,
839 struct ldb_dn
*name_dn
, const char *name
,
840 const char *domain_filter
, const char *result_filter
,
841 struct drsuapi_DsNameInfo1
*info1
,
842 int scope
, struct ldb_dn
*search_dn
)
845 struct ldb_result
*domain_res
= NULL
;
846 const char * const *domain_attrs
;
847 const char * const *result_attrs
;
848 struct ldb_message
**result_res
= NULL
;
849 struct ldb_message
*result
= NULL
;
852 struct ldb_dn
*partitions_basedn
= samdb_partitions_dn(sam_ctx
, mem_ctx
);
854 const char * const _domain_attrs_1779
[] = { "ncName", "dnsRoot", NULL
};
855 const char * const _result_attrs_null
[] = { NULL
};
857 const char * const _domain_attrs_canonical
[] = { "ncName", "dnsRoot", NULL
};
858 const char * const _result_attrs_canonical
[] = { "canonicalName", NULL
};
860 const char * const _domain_attrs_nt4
[] = { "ncName", "dnsRoot", "nETBIOSName", NULL
};
861 const char * const _result_attrs_nt4
[] = { "sAMAccountName", "objectSid", "objectClass", NULL
};
863 const char * const _domain_attrs_guid
[] = { "ncName", "dnsRoot", NULL
};
864 const char * const _result_attrs_guid
[] = { "objectGUID", NULL
};
866 const char * const _domain_attrs_display
[] = { "ncName", "dnsRoot", NULL
};
867 const char * const _result_attrs_display
[] = { "displayName", "samAccountName", NULL
};
869 const char * const _domain_attrs_none
[] = { "ncName", "dnsRoot" , NULL
};
870 const char * const _result_attrs_none
[] = { NULL
};
872 /* here we need to set the attrs lists for domain and result lookups */
873 switch (format_desired
) {
874 case DRSUAPI_DS_NAME_FORMAT_FQDN_1779
:
875 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
:
876 domain_attrs
= _domain_attrs_1779
;
877 result_attrs
= _result_attrs_null
;
879 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
:
880 domain_attrs
= _domain_attrs_canonical
;
881 result_attrs
= _result_attrs_canonical
;
883 case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
:
884 domain_attrs
= _domain_attrs_nt4
;
885 result_attrs
= _result_attrs_nt4
;
887 case DRSUAPI_DS_NAME_FORMAT_GUID
:
888 domain_attrs
= _domain_attrs_guid
;
889 result_attrs
= _result_attrs_guid
;
891 case DRSUAPI_DS_NAME_FORMAT_DISPLAY
:
892 domain_attrs
= _domain_attrs_display
;
893 result_attrs
= _result_attrs_display
;
896 domain_attrs
= _domain_attrs_none
;
897 result_attrs
= _result_attrs_none
;
902 /* if we have a domain_filter look it up and set the result_basedn and the dns_domain_name */
903 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res
,
907 "%s", domain_filter
);
909 if (ldb_ret
!= LDB_SUCCESS
) {
910 DEBUG(2, ("DsCrackNameOneFilter domain ref search failed: %s\n", ldb_errstring(sam_ctx
)));
911 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
915 switch (domain_res
->count
) {
919 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
922 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
926 info1
->dns_domain_name
= ldb_msg_find_attr_as_string(domain_res
->msgs
[0], "dnsRoot", NULL
);
927 W_ERROR_HAVE_NO_MEMORY(info1
->dns_domain_name
);
928 info1
->status
= DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
;
930 info1
->dns_domain_name
= NULL
;
931 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
936 struct ldb_result
*res
;
937 uint32_t dsdb_flags
= 0;
938 struct ldb_dn
*real_search_dn
= NULL
;
939 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
942 * From 4.1.4.2.11 of MS-DRSR
943 * if DS_NAME_FLAG_GCVERIFY in flags then
944 * rt := select all O from all
945 * where attrValue in GetAttrVals(O, att, false)
947 * rt := select all O from subtree DefaultNC()
948 * where attrValue in GetAttrVals(O, att, false)
952 if (format_flags
& DRSUAPI_DS_NAME_FLAG_GCVERIFY
||
953 format_offered
== DRSUAPI_DS_NAME_FORMAT_GUID
)
955 dsdb_flags
= DSDB_SEARCH_SEARCH_ALL_PARTITIONS
;
956 } else if (domain_res
) {
958 struct ldb_dn
*tmp_dn
= samdb_result_dn(sam_ctx
, mem_ctx
, domain_res
->msgs
[0], "ncName", NULL
);
959 real_search_dn
= tmp_dn
;
961 real_search_dn
= search_dn
;
964 real_search_dn
= ldb_get_default_basedn(sam_ctx
);
966 if (format_desired
== DRSUAPI_DS_NAME_FORMAT_GUID
){
967 dsdb_flags
|= DSDB_SEARCH_SHOW_RECYCLED
;
969 /* search with the 'phantom root' flag */
970 ret
= dsdb_search(sam_ctx
, mem_ctx
, &res
,
975 "%s", result_filter
);
976 if (ret
!= LDB_SUCCESS
) {
977 DEBUG(2, ("DsCrackNameOneFilter phantom root search failed: %s\n",
978 ldb_errstring(sam_ctx
)));
979 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
983 ldb_ret
= res
->count
;
984 result_res
= res
->msgs
;
985 } else if (format_offered
== DRSUAPI_DS_NAME_FORMAT_FQDN_1779
) {
986 ldb_ret
= gendb_search_dn(sam_ctx
, mem_ctx
, name_dn
, &result_res
,
988 } else if (domain_res
) {
989 name_dn
= samdb_result_dn(sam_ctx
, mem_ctx
, domain_res
->msgs
[0], "ncName", NULL
);
990 ldb_ret
= gendb_search_dn(sam_ctx
, mem_ctx
, name_dn
, &result_res
,
994 DEBUG(0, ("LOGIC ERROR: DsCrackNameOneFilter domain ref search not available: This can't happen...\n"));
995 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1001 result
= result_res
[0];
1004 switch (format_offered
) {
1005 case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL
:
1006 return DsCrackNameSPNAlias(sam_ctx
, mem_ctx
,
1008 format_flags
, format_offered
, format_desired
,
1011 case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL
:
1012 return DsCrackNameUPN(sam_ctx
, mem_ctx
, smb_krb5_context
,
1013 format_flags
, format_offered
, format_desired
,
1018 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1021 DEBUG(2, ("DsCrackNameOneFilter result search failed: %s\n", ldb_errstring(sam_ctx
)));
1022 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1025 switch (format_offered
) {
1026 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
:
1027 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
:
1029 const char *canonical_name
= NULL
; /* Not required, but we get warnings... */
1030 /* We may need to manually filter further */
1031 for (i
= 0; i
< ldb_ret
; i
++) {
1032 switch (format_offered
) {
1033 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
:
1034 canonical_name
= ldb_dn_canonical_string(mem_ctx
, result_res
[i
]->dn
);
1036 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
:
1037 canonical_name
= ldb_dn_canonical_ex_string(mem_ctx
, result_res
[i
]->dn
);
1042 if (strcasecmp_m(canonical_name
, name
) == 0) {
1043 result
= result_res
[i
];
1048 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1054 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
1059 info1
->dns_domain_name
= ldb_dn_canonical_string(mem_ctx
, result
->dn
);
1060 W_ERROR_HAVE_NO_MEMORY(info1
->dns_domain_name
);
1061 p
= strchr(info1
->dns_domain_name
, '/');
1066 /* here we can use result and domain_res[0] */
1067 switch (format_desired
) {
1068 case DRSUAPI_DS_NAME_FORMAT_FQDN_1779
: {
1069 info1
->result_name
= ldb_dn_alloc_linearized(mem_ctx
, result
->dn
);
1070 W_ERROR_HAVE_NO_MEMORY(info1
->result_name
);
1072 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
1075 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
: {
1076 info1
->result_name
= ldb_msg_find_attr_as_string(result
, "canonicalName", NULL
);
1077 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
1080 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
: {
1081 /* Not in the virtual ldb attribute */
1082 return DsCrackNameOneSyntactical(mem_ctx
,
1083 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
,
1084 DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
,
1085 result
->dn
, name
, info1
);
1087 case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
: {
1089 const struct dom_sid
*sid
= samdb_result_dom_sid(mem_ctx
, result
, "objectSid");
1090 const char *_acc
= "", *_dom
= "";
1092 info1
->status
= DRSUAPI_DS_NAME_STATUS_NO_MAPPING
;
1096 if (samdb_find_attribute(sam_ctx
, result
, "objectClass",
1098 /* This can also find a DomainDNSZones entry,
1099 * but it won't have the SID we just
1101 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res
,
1105 "(ncName=%s)", ldb_dn_get_linearized(result
->dn
));
1107 if (ldb_ret
!= LDB_SUCCESS
) {
1108 DEBUG(2, ("DsCrackNameOneFilter domain ref search failed: %s\n", ldb_errstring(sam_ctx
)));
1109 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1113 switch (domain_res
->count
) {
1117 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1120 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
1123 _dom
= ldb_msg_find_attr_as_string(domain_res
->msgs
[0], "nETBIOSName", NULL
);
1124 W_ERROR_HAVE_NO_MEMORY(_dom
);
1126 _acc
= ldb_msg_find_attr_as_string(result
, "sAMAccountName", NULL
);
1128 info1
->status
= DRSUAPI_DS_NAME_STATUS_NO_MAPPING
;
1131 if (dom_sid_in_domain(dom_sid_parse_talloc(mem_ctx
, SID_BUILTIN
), sid
)) {
1134 const char *attrs
[] = { NULL
};
1135 struct ldb_result
*domain_res2
;
1136 struct dom_sid
*dom_sid
= dom_sid_dup(mem_ctx
, sid
);
1140 dom_sid
->num_auths
--;
1141 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res
,
1145 "(&(objectSid=%s)(objectClass=domain))",
1146 ldap_encode_ndr_dom_sid(mem_ctx
, dom_sid
));
1148 if (ldb_ret
!= LDB_SUCCESS
) {
1149 DEBUG(2, ("DsCrackNameOneFilter domain search failed: %s\n", ldb_errstring(sam_ctx
)));
1150 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1154 switch (domain_res
->count
) {
1158 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1161 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
1165 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res2
,
1169 "(ncName=%s)", ldb_dn_get_linearized(domain_res
->msgs
[0]->dn
));
1171 if (ldb_ret
!= LDB_SUCCESS
) {
1172 DEBUG(2, ("DsCrackNameOneFilter domain ref search failed: %s\n", ldb_errstring(sam_ctx
)));
1173 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1177 switch (domain_res2
->count
) {
1181 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1184 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
1187 _dom
= ldb_msg_find_attr_as_string(domain_res2
->msgs
[0], "nETBIOSName", NULL
);
1188 W_ERROR_HAVE_NO_MEMORY(_dom
);
1192 info1
->result_name
= talloc_asprintf(mem_ctx
, "%s\\%s", _dom
, _acc
);
1193 W_ERROR_HAVE_NO_MEMORY(info1
->result_name
);
1195 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
1198 case DRSUAPI_DS_NAME_FORMAT_GUID
: {
1201 guid
= samdb_result_guid(result
, "objectGUID");
1203 info1
->result_name
= GUID_string2(mem_ctx
, &guid
);
1204 W_ERROR_HAVE_NO_MEMORY(info1
->result_name
);
1206 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
1209 case DRSUAPI_DS_NAME_FORMAT_DISPLAY
: {
1210 info1
->result_name
= ldb_msg_find_attr_as_string(result
, "displayName", NULL
);
1211 if (!info1
->result_name
) {
1212 info1
->result_name
= ldb_msg_find_attr_as_string(result
, "sAMAccountName", NULL
);
1214 if (!info1
->result_name
) {
1215 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1217 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
1221 case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL
: {
1222 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
1225 case DRSUAPI_DS_NAME_FORMAT_DNS_DOMAIN
:
1226 case DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY
: {
1227 info1
->dns_domain_name
= NULL
;
1228 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1232 info1
->status
= DRSUAPI_DS_NAME_STATUS_NO_MAPPING
;
1237 /* Given a user Principal Name (such as foo@bar.com),
1238 * return the user and domain DNs. This is used in the KDC to then
1239 * return the Keys and evaluate policy */
1241 NTSTATUS
crack_user_principal_name(struct ldb_context
*sam_ctx
,
1242 TALLOC_CTX
*mem_ctx
,
1243 const char *user_principal_name
,
1244 struct ldb_dn
**user_dn
,
1245 struct ldb_dn
**domain_dn
)
1248 struct drsuapi_DsNameInfo1 info1
;
1249 werr
= DsCrackNameOneName(sam_ctx
, mem_ctx
, 0,
1250 DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL
,
1251 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
,
1252 user_principal_name
,
1254 if (!W_ERROR_IS_OK(werr
)) {
1255 return werror_to_ntstatus(werr
);
1257 switch (info1
.status
) {
1258 case DRSUAPI_DS_NAME_STATUS_OK
:
1260 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND
:
1261 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
:
1262 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
:
1263 return NT_STATUS_NO_SUCH_USER
;
1264 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
:
1266 return NT_STATUS_UNSUCCESSFUL
;
1269 *user_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, info1
.result_name
);
1272 werr
= DsCrackNameOneName(sam_ctx
, mem_ctx
, 0,
1273 DRSUAPI_DS_NAME_FORMAT_CANONICAL
,
1274 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
,
1275 talloc_asprintf(mem_ctx
, "%s/",
1276 info1
.dns_domain_name
),
1278 if (!W_ERROR_IS_OK(werr
)) {
1279 return werror_to_ntstatus(werr
);
1281 switch (info1
.status
) {
1282 case DRSUAPI_DS_NAME_STATUS_OK
:
1284 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND
:
1285 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
:
1286 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
:
1287 return NT_STATUS_NO_SUCH_USER
;
1288 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
:
1290 return NT_STATUS_UNSUCCESSFUL
;
1293 *domain_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, info1
.result_name
);
1296 return NT_STATUS_OK
;
1299 /* Given a Service Principal Name (such as host/foo.bar.com@BAR.COM),
1300 * return the user and domain DNs. This is used in the KDC to then
1301 * return the Keys and evaluate policy */
1303 NTSTATUS
crack_service_principal_name(struct ldb_context
*sam_ctx
,
1304 TALLOC_CTX
*mem_ctx
,
1305 const char *service_principal_name
,
1306 struct ldb_dn
**user_dn
,
1307 struct ldb_dn
**domain_dn
)
1310 struct drsuapi_DsNameInfo1 info1
;
1311 werr
= DsCrackNameOneName(sam_ctx
, mem_ctx
, 0,
1312 DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL
,
1313 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
,
1314 service_principal_name
,
1316 if (!W_ERROR_IS_OK(werr
)) {
1317 return werror_to_ntstatus(werr
);
1319 switch (info1
.status
) {
1320 case DRSUAPI_DS_NAME_STATUS_OK
:
1322 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND
:
1323 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
:
1324 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
:
1325 return NT_STATUS_NO_SUCH_USER
;
1326 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
:
1328 return NT_STATUS_UNSUCCESSFUL
;
1331 *user_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, info1
.result_name
);
1334 werr
= DsCrackNameOneName(sam_ctx
, mem_ctx
, 0,
1335 DRSUAPI_DS_NAME_FORMAT_CANONICAL
,
1336 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
,
1337 talloc_asprintf(mem_ctx
, "%s/",
1338 info1
.dns_domain_name
),
1340 if (!W_ERROR_IS_OK(werr
)) {
1341 return werror_to_ntstatus(werr
);
1343 switch (info1
.status
) {
1344 case DRSUAPI_DS_NAME_STATUS_OK
:
1346 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND
:
1347 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
:
1348 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
:
1349 return NT_STATUS_NO_SUCH_USER
;
1350 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
:
1352 return NT_STATUS_UNSUCCESSFUL
;
1355 *domain_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, info1
.result_name
);
1358 return NT_STATUS_OK
;
1361 NTSTATUS
crack_name_to_nt4_name(TALLOC_CTX
*mem_ctx
,
1362 struct tevent_context
*ev_ctx
,
1363 struct loadparm_context
*lp_ctx
,
1364 enum drsuapi_DsNameFormat format_offered
,
1366 const char **nt4_domain
, const char **nt4_account
)
1369 struct drsuapi_DsNameInfo1 info1
;
1370 struct ldb_context
*ldb
;
1373 /* Handle anonymous bind */
1374 if (!name
|| !*name
) {
1377 return NT_STATUS_OK
;
1380 ldb
= samdb_connect(mem_ctx
, ev_ctx
, lp_ctx
, system_session(lp_ctx
), 0);
1382 return NT_STATUS_INTERNAL_DB_CORRUPTION
;
1385 werr
= DsCrackNameOneName(ldb
, mem_ctx
, 0,
1387 DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
,
1390 if (!W_ERROR_IS_OK(werr
)) {
1391 return werror_to_ntstatus(werr
);
1393 switch (info1
.status
) {
1394 case DRSUAPI_DS_NAME_STATUS_OK
:
1396 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND
:
1397 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
:
1398 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
:
1399 return NT_STATUS_NO_SUCH_USER
;
1400 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
:
1402 return NT_STATUS_UNSUCCESSFUL
;
1405 *nt4_domain
= talloc_strdup(mem_ctx
, info1
.result_name
);
1406 if (*nt4_domain
== NULL
) {
1407 return NT_STATUS_NO_MEMORY
;
1410 p
= strchr(*nt4_domain
, '\\');
1412 return NT_STATUS_INVALID_PARAMETER
;
1416 *nt4_account
= talloc_strdup(mem_ctx
, &p
[1]);
1417 if (*nt4_account
== NULL
) {
1418 return NT_STATUS_NO_MEMORY
;
1421 return NT_STATUS_OK
;
1424 NTSTATUS
crack_auto_name_to_nt4_name(TALLOC_CTX
*mem_ctx
,
1425 struct tevent_context
*ev_ctx
,
1426 struct loadparm_context
*lp_ctx
,
1428 const char **nt4_domain
,
1429 const char **nt4_account
)
1431 enum drsuapi_DsNameFormat format_offered
= DRSUAPI_DS_NAME_FORMAT_UNKNOWN
;
1433 /* Handle anonymous bind */
1434 if (!name
|| !*name
) {
1437 return NT_STATUS_OK
;
1440 if (strchr_m(name
, '=')) {
1441 format_offered
= DRSUAPI_DS_NAME_FORMAT_FQDN_1779
;
1442 } else if (strchr_m(name
, '@')) {
1443 format_offered
= DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL
;
1444 } else if (strchr_m(name
, '\\')) {
1445 format_offered
= DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
;
1446 } else if (strchr_m(name
, '/')) {
1447 format_offered
= DRSUAPI_DS_NAME_FORMAT_CANONICAL
;
1449 return NT_STATUS_NO_SUCH_USER
;
1452 return crack_name_to_nt4_name(mem_ctx
, ev_ctx
, lp_ctx
, format_offered
, name
, nt4_domain
, nt4_account
);
1456 WERROR
dcesrv_drsuapi_ListRoles(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
1457 const struct drsuapi_DsNameRequest1
*req1
,
1458 struct drsuapi_DsNameCtr1
**ctr1
)
1460 struct drsuapi_DsNameInfo1
*names
;
1462 uint32_t count
= 5;/*number of fsmo role owners we are going to return*/
1464 *ctr1
= talloc(mem_ctx
, struct drsuapi_DsNameCtr1
);
1465 W_ERROR_HAVE_NO_MEMORY(*ctr1
);
1466 names
= talloc_array(mem_ctx
, struct drsuapi_DsNameInfo1
, count
);
1467 W_ERROR_HAVE_NO_MEMORY(names
);
1469 for (i
= 0; i
< count
; i
++) {
1471 struct ldb_dn
*role_owner_dn
, *fsmo_role_dn
, *server_dn
;
1472 werr
= dsdb_get_fsmo_role_info(mem_ctx
, sam_ctx
, i
,
1473 &fsmo_role_dn
, &role_owner_dn
);
1474 if(!W_ERROR_IS_OK(werr
)) {
1477 server_dn
= ldb_dn_copy(mem_ctx
, role_owner_dn
);
1478 ldb_dn_remove_child_components(server_dn
, 1);
1479 names
[i
].status
= DRSUAPI_DS_NAME_STATUS_OK
;
1480 names
[i
].dns_domain_name
= samdb_dn_to_dnshostname(sam_ctx
, mem_ctx
,
1482 if(!names
[i
].dns_domain_name
) {
1483 DEBUG(4, ("list_roles: Failed to find dNSHostName for server %s\n",
1484 ldb_dn_get_linearized(server_dn
)));
1486 names
[i
].result_name
= talloc_strdup(mem_ctx
, ldb_dn_get_linearized(role_owner_dn
));
1489 (*ctr1
)->count
= count
;
1490 (*ctr1
)->array
= names
;
1495 WERROR
dcesrv_drsuapi_CrackNamesByNameFormat(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
1496 const struct drsuapi_DsNameRequest1
*req1
,
1497 struct drsuapi_DsNameCtr1
**ctr1
)
1499 struct drsuapi_DsNameInfo1
*names
;
1503 *ctr1
= talloc_zero(mem_ctx
, struct drsuapi_DsNameCtr1
);
1504 W_ERROR_HAVE_NO_MEMORY(*ctr1
);
1506 count
= req1
->count
;
1507 names
= talloc_array(mem_ctx
, struct drsuapi_DsNameInfo1
, count
);
1508 W_ERROR_HAVE_NO_MEMORY(names
);
1510 for (i
=0; i
< count
; i
++) {
1511 status
= DsCrackNameOneName(sam_ctx
, mem_ctx
,
1513 req1
->format_offered
,
1514 req1
->format_desired
,
1517 if (!W_ERROR_IS_OK(status
)) {
1522 (*ctr1
)->count
= count
;
1523 (*ctr1
)->array
= names
;
1528 WERROR
dcesrv_drsuapi_ListInfoServer(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
1529 const struct drsuapi_DsNameRequest1
*req1
,
1530 struct drsuapi_DsNameCtr1
**_ctr1
)
1532 struct drsuapi_DsNameInfo1
*names
;
1533 struct ldb_result
*res
;
1534 struct ldb_dn
*server_dn
, *dn
;
1535 struct drsuapi_DsNameCtr1
*ctr1
;
1538 const char *attrs
[] = {
1547 ctr1
= talloc_zero(mem_ctx
, struct drsuapi_DsNameCtr1
);
1548 W_ERROR_HAVE_NO_MEMORY(ctr1
);
1551 * No magic value here, we have to return 3 entries according to the
1555 names
= talloc_zero_array(ctr1
, struct drsuapi_DsNameInfo1
,
1557 W_ERROR_HAVE_NO_MEMORY(names
);
1558 ctr1
->array
= names
;
1560 for (i
=0; i
< ctr1
->count
; i
++) {
1561 names
[i
].status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1565 if (req1
->count
!= 1) {
1566 DEBUG(1, ("Expected a count of 1 for the ListInfoServer crackname \n"));
1570 if (req1
->names
[0].str
== NULL
) {
1574 server_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, req1
->names
[0].str
);
1575 W_ERROR_HAVE_NO_MEMORY(server_dn
);
1577 ret
= ldb_search(sam_ctx
, mem_ctx
, &res
, server_dn
, LDB_SCOPE_ONELEVEL
,
1578 NULL
, "(objectClass=nTDSDSA)");
1580 if (ret
!= LDB_SUCCESS
) {
1581 DEBUG(1, ("Search for objectClass=nTDSDSA "
1582 "returned less than 1 objects\n"));
1586 if (res
->count
!= 1) {
1587 DEBUG(1, ("Search for objectClass=nTDSDSA "
1588 "returned less than 1 objects\n"));
1592 if (res
->msgs
[0]->dn
) {
1593 names
[0].result_name
= ldb_dn_alloc_linearized(names
, res
->msgs
[0]->dn
);
1594 W_ERROR_HAVE_NO_MEMORY(names
[0].result_name
);
1595 names
[0].status
= DRSUAPI_DS_NAME_STATUS_OK
;
1600 ret
= ldb_search(sam_ctx
, mem_ctx
, &res
, server_dn
, LDB_SCOPE_BASE
,
1601 attrs
, "(objectClass=*)");
1602 if (ret
!= LDB_SUCCESS
) {
1603 DEBUG(1, ("Search for objectClass=* on dn %s"
1604 "returned %s\n", req1
->names
[0].str
,
1605 ldb_strerror(ret
)));
1609 if (res
->count
!= 1) {
1610 DEBUG(1, ("Search for objectClass=* on dn %s"
1611 "returned less than 1 objects\n", req1
->names
[0].str
));
1615 str
= ldb_msg_find_attr_as_string(res
->msgs
[0], "dNSHostName", NULL
);
1617 names
[1].result_name
= talloc_strdup(names
, str
);
1618 W_ERROR_HAVE_NO_MEMORY(names
[1].result_name
);
1619 names
[1].status
= DRSUAPI_DS_NAME_STATUS_OK
;
1622 dn
= ldb_msg_find_attr_as_dn(sam_ctx
, mem_ctx
, res
->msgs
[0], "serverReference");
1624 names
[2].result_name
= ldb_dn_alloc_linearized(names
, dn
);
1625 W_ERROR_HAVE_NO_MEMORY(names
[2].result_name
);
1626 names
[2].status
= DRSUAPI_DS_NAME_STATUS_OK
;