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
472 /* here we need to set the domain_filter and/or the result_filter */
473 switch (format_offered
) {
474 case DRSUAPI_DS_NAME_FORMAT_UNKNOWN
:
477 enum drsuapi_DsNameFormat formats
[] = {
478 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
, DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL
,
479 DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
, DRSUAPI_DS_NAME_FORMAT_CANONICAL
,
480 DRSUAPI_DS_NAME_FORMAT_GUID
, DRSUAPI_DS_NAME_FORMAT_DISPLAY
,
481 DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL
,
482 DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY
,
483 DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
486 for (i
=0; i
< ARRAY_SIZE(formats
); i
++) {
487 werr
= DsCrackNameOneName(sam_ctx
, mem_ctx
, format_flags
, formats
[i
], format_desired
, name
, info1
);
488 if (!W_ERROR_IS_OK(werr
)) {
491 if (info1
->status
!= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
) {
498 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
:
499 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
:
501 char *str
, *s
, *account
;
502 scope
= LDB_SCOPE_ONELEVEL
;
504 if (strlen(name
) == 0) {
505 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
509 str
= talloc_strdup(mem_ctx
, name
);
510 W_ERROR_HAVE_NO_MEMORY(str
);
512 if (format_offered
== DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
) {
513 /* Look backwards for the \n, and replace it with / */
514 s
= strrchr(str
, '\n');
516 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
522 s
= strchr(str
, '/');
524 /* there must be at least one / */
525 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
532 domain_filter
= talloc_asprintf(mem_ctx
, "(&(objectClass=crossRef)(dnsRoot=%s)(systemFlags:%s:=%u))",
533 ldb_binary_encode_string(mem_ctx
, str
),
534 LDB_OID_COMPARATOR_AND
,
535 SYSTEM_FLAG_CR_NTDS_DOMAIN
);
536 W_ERROR_HAVE_NO_MEMORY(domain_filter
);
538 /* There may not be anything after the domain component (search for the domain itself) */
540 if (account
&& *account
) {
541 WERROR werr
= get_format_functional_filtering_param(sam_ctx
,
548 if (!W_ERROR_IS_OK(werr
)) {
551 if (info1
->status
!= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
)
556 case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
: {
559 const char *account
= NULL
;
561 domain
= talloc_strdup(mem_ctx
, name
);
562 W_ERROR_HAVE_NO_MEMORY(domain
);
564 p
= strchr(domain
, '\\');
566 /* invalid input format */
567 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
576 domain_filter
= talloc_asprintf(mem_ctx
,
577 "(&(objectClass=crossRef)(|(dnsRoot=%s)(netbiosName=%s))(systemFlags:%s:=%u))",
578 ldb_binary_encode_string(mem_ctx
, domain
),
579 ldb_binary_encode_string(mem_ctx
, domain
),
580 LDB_OID_COMPARATOR_AND
,
581 SYSTEM_FLAG_CR_NTDS_DOMAIN
);
582 W_ERROR_HAVE_NO_MEMORY(domain_filter
);
584 result_filter
= talloc_asprintf(mem_ctx
, "(sAMAccountName=%s)",
585 ldb_binary_encode_string(mem_ctx
, account
));
586 W_ERROR_HAVE_NO_MEMORY(result_filter
);
593 /* A LDAP DN as a string */
594 case DRSUAPI_DS_NAME_FORMAT_FQDN_1779
: {
595 domain_filter
= NULL
;
596 name_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, name
);
597 if (! ldb_dn_validate(name_dn
)) {
598 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
604 /* A GUID as a string */
605 case DRSUAPI_DS_NAME_FORMAT_GUID
: {
609 domain_filter
= NULL
;
611 nt_status
= GUID_from_string(name
, &guid
);
612 if (!NT_STATUS_IS_OK(nt_status
)) {
613 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
617 ldap_guid
= ldap_encode_ndr_GUID(mem_ctx
, &guid
);
621 result_filter
= talloc_asprintf(mem_ctx
, "(objectGUID=%s)",
623 W_ERROR_HAVE_NO_MEMORY(result_filter
);
626 case DRSUAPI_DS_NAME_FORMAT_DISPLAY
: {
627 domain_filter
= NULL
;
629 result_filter
= talloc_asprintf(mem_ctx
, "(|(displayName=%s)(samAccountName=%s))",
630 ldb_binary_encode_string(mem_ctx
, name
),
631 ldb_binary_encode_string(mem_ctx
, name
));
632 W_ERROR_HAVE_NO_MEMORY(result_filter
);
636 /* A S-1234-5678 style string */
637 case DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY
: {
638 struct dom_sid
*sid
= dom_sid_parse_talloc(mem_ctx
, name
);
641 domain_filter
= NULL
;
643 info1
->dns_domain_name
= NULL
;
644 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
647 ldap_sid
= ldap_encode_ndr_dom_sid(mem_ctx
,
652 result_filter
= talloc_asprintf(mem_ctx
, "(objectSid=%s)",
654 W_ERROR_HAVE_NO_MEMORY(result_filter
);
657 case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL
: {
658 krb5_principal principal
;
661 ret
= smb_krb5_init_context(mem_ctx
,
662 ldb_get_event_context(sam_ctx
),
663 (struct loadparm_context
*)ldb_get_opaque(sam_ctx
, "loadparm"),
670 /* Ensure we reject compleate junk first */
671 ret
= krb5_parse_name(smb_krb5_context
->krb5_context
, name
, &principal
);
673 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
677 domain_filter
= NULL
;
679 /* By getting the unparsed name here, we ensure the escaping is correct (and trust the client less) */
680 ret
= krb5_unparse_name(smb_krb5_context
->krb5_context
, principal
, &unparsed_name
);
682 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
686 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
688 /* The ldb_binary_encode_string() here avoid LDAP filter injection attacks */
689 result_filter
= talloc_asprintf(mem_ctx
, "(&(objectClass=user)(userPrincipalName=%s))",
690 ldb_binary_encode_string(mem_ctx
, unparsed_name
));
693 W_ERROR_HAVE_NO_MEMORY(result_filter
);
696 case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL
: {
697 krb5_principal principal
;
698 char *unparsed_name_short
;
699 const krb5_data
*component
;
702 ret
= smb_krb5_init_context(mem_ctx
,
703 ldb_get_event_context(sam_ctx
),
704 (struct loadparm_context
*)ldb_get_opaque(sam_ctx
, "loadparm"),
711 ret
= krb5_parse_name(smb_krb5_context
->krb5_context
, name
, &principal
);
713 krb5_princ_size(smb_krb5_context
->krb5_context
,
715 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
716 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
718 } else if (ret
== 0) {
719 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
721 ret
= krb5_parse_name_flags(smb_krb5_context
->krb5_context
, name
,
722 KRB5_PRINCIPAL_PARSE_NO_REALM
, &principal
);
724 return dns_domain_from_principal(mem_ctx
, smb_krb5_context
,
728 domain_filter
= NULL
;
730 ret
= krb5_unparse_name_flags(smb_krb5_context
->krb5_context
, principal
,
731 KRB5_PRINCIPAL_UNPARSE_NO_REALM
, &unparsed_name_short
);
733 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
737 component
= krb5_princ_component(smb_krb5_context
->krb5_context
,
739 service
= (char *)component
->data
;
740 if ((krb5_princ_size(smb_krb5_context
->krb5_context
,
742 (strcasecmp(service
, "host") == 0)) {
743 /* the 'cn' attribute is just the leading part of the name */
745 component
= krb5_princ_component(
746 smb_krb5_context
->krb5_context
,
748 computer_name
= talloc_strndup(mem_ctx
, (char *)component
->data
,
749 strcspn((char *)component
->data
, "."));
750 if (computer_name
== NULL
) {
751 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
752 free(unparsed_name_short
);
756 result_filter
= talloc_asprintf(mem_ctx
, "(|(&(servicePrincipalName=%s)(objectClass=user))(&(cn=%s)(objectClass=computer)))",
757 ldb_binary_encode_string(mem_ctx
, unparsed_name_short
),
758 ldb_binary_encode_string(mem_ctx
, computer_name
));
760 result_filter
= talloc_asprintf(mem_ctx
, "(&(servicePrincipalName=%s)(objectClass=user))",
761 ldb_binary_encode_string(mem_ctx
, unparsed_name_short
));
763 krb5_free_principal(smb_krb5_context
->krb5_context
, principal
);
764 free(unparsed_name_short
);
765 W_ERROR_HAVE_NO_MEMORY(result_filter
);
770 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
775 if (format_flags
& DRSUAPI_DS_NAME_FLAG_SYNTACTICAL_ONLY
) {
776 return DsCrackNameOneSyntactical(mem_ctx
, format_offered
, format_desired
,
777 name_dn
, name
, info1
);
780 return DsCrackNameOneFilter(sam_ctx
, mem_ctx
,
782 format_flags
, format_offered
, format_desired
,
784 domain_filter
, result_filter
,
785 info1
, scope
, search_dn
);
788 /* Subcase of CrackNames. It is possible to translate a LDAP-style DN
789 * (FQDN_1779) into a canoical name without actually searching the
792 static WERROR
DsCrackNameOneSyntactical(TALLOC_CTX
*mem_ctx
,
793 enum drsuapi_DsNameFormat format_offered
,
794 enum drsuapi_DsNameFormat format_desired
,
795 struct ldb_dn
*name_dn
, const char *name
,
796 struct drsuapi_DsNameInfo1
*info1
)
799 if (format_offered
!= DRSUAPI_DS_NAME_FORMAT_FQDN_1779
) {
800 info1
->status
= DRSUAPI_DS_NAME_STATUS_NO_SYNTACTICAL_MAPPING
;
804 switch (format_desired
) {
805 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
:
806 cracked
= ldb_dn_canonical_string(mem_ctx
, name_dn
);
808 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
:
809 cracked
= ldb_dn_canonical_ex_string(mem_ctx
, name_dn
);
812 info1
->status
= DRSUAPI_DS_NAME_STATUS_NO_SYNTACTICAL_MAPPING
;
815 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
816 info1
->result_name
= cracked
;
824 /* Given a filter for the domain, and one for the result, perform the
825 * ldb search. The format offered and desired flags change the
826 * behaviours, including what attributes to return.
828 * The smb_krb5_context is required because we use the krb5 libs for principal parsing
831 static WERROR
DsCrackNameOneFilter(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
832 struct smb_krb5_context
*smb_krb5_context
,
833 uint32_t format_flags
, enum drsuapi_DsNameFormat format_offered
,
834 enum drsuapi_DsNameFormat format_desired
,
835 struct ldb_dn
*name_dn
, const char *name
,
836 const char *domain_filter
, const char *result_filter
,
837 struct drsuapi_DsNameInfo1
*info1
,
838 int scope
, struct ldb_dn
*search_dn
)
841 struct ldb_result
*domain_res
= NULL
;
842 const char * const *domain_attrs
;
843 const char * const *result_attrs
;
844 struct ldb_message
**result_res
= NULL
;
845 struct ldb_message
*result
= NULL
;
848 struct ldb_dn
*partitions_basedn
= samdb_partitions_dn(sam_ctx
, mem_ctx
);
850 const char * const _domain_attrs_1779
[] = { "ncName", "dnsRoot", NULL
};
851 const char * const _result_attrs_null
[] = { NULL
};
853 const char * const _domain_attrs_canonical
[] = { "ncName", "dnsRoot", NULL
};
854 const char * const _result_attrs_canonical
[] = { "canonicalName", NULL
};
856 const char * const _domain_attrs_nt4
[] = { "ncName", "dnsRoot", "nETBIOSName", NULL
};
857 const char * const _result_attrs_nt4
[] = { "sAMAccountName", "objectSid", "objectClass", NULL
};
859 const char * const _domain_attrs_guid
[] = { "ncName", "dnsRoot", NULL
};
860 const char * const _result_attrs_guid
[] = { "objectGUID", NULL
};
862 const char * const _domain_attrs_display
[] = { "ncName", "dnsRoot", NULL
};
863 const char * const _result_attrs_display
[] = { "displayName", "samAccountName", NULL
};
865 const char * const _domain_attrs_none
[] = { "ncName", "dnsRoot" , NULL
};
866 const char * const _result_attrs_none
[] = { NULL
};
868 /* here we need to set the attrs lists for domain and result lookups */
869 switch (format_desired
) {
870 case DRSUAPI_DS_NAME_FORMAT_FQDN_1779
:
871 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
:
872 domain_attrs
= _domain_attrs_1779
;
873 result_attrs
= _result_attrs_null
;
875 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
:
876 domain_attrs
= _domain_attrs_canonical
;
877 result_attrs
= _result_attrs_canonical
;
879 case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
:
880 domain_attrs
= _domain_attrs_nt4
;
881 result_attrs
= _result_attrs_nt4
;
883 case DRSUAPI_DS_NAME_FORMAT_GUID
:
884 domain_attrs
= _domain_attrs_guid
;
885 result_attrs
= _result_attrs_guid
;
887 case DRSUAPI_DS_NAME_FORMAT_DISPLAY
:
888 domain_attrs
= _domain_attrs_display
;
889 result_attrs
= _result_attrs_display
;
892 domain_attrs
= _domain_attrs_none
;
893 result_attrs
= _result_attrs_none
;
898 /* if we have a domain_filter look it up and set the result_basedn and the dns_domain_name */
899 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res
,
903 "%s", domain_filter
);
905 if (ldb_ret
!= LDB_SUCCESS
) {
906 DEBUG(2, ("DsCrackNameOneFilter domain ref search failed: %s\n", ldb_errstring(sam_ctx
)));
907 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
911 switch (domain_res
->count
) {
915 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
918 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
922 info1
->dns_domain_name
= ldb_msg_find_attr_as_string(domain_res
->msgs
[0], "dnsRoot", NULL
);
923 W_ERROR_HAVE_NO_MEMORY(info1
->dns_domain_name
);
924 info1
->status
= DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
;
926 info1
->dns_domain_name
= NULL
;
927 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
932 struct ldb_result
*res
;
933 uint32_t dsdb_flags
= 0;
934 struct ldb_dn
*real_search_dn
;
938 struct ldb_dn
*tmp_dn
= samdb_result_dn(sam_ctx
, mem_ctx
, domain_res
->msgs
[0], "ncName", NULL
);
939 real_search_dn
= tmp_dn
;
941 real_search_dn
= search_dn
;
944 dsdb_flags
= DSDB_SEARCH_SEARCH_ALL_PARTITIONS
;
945 real_search_dn
= NULL
;
947 if (format_desired
== DRSUAPI_DS_NAME_FORMAT_GUID
){
948 dsdb_flags
= dsdb_flags
| DSDB_SEARCH_SHOW_DELETED
;
951 /* search with the 'phantom root' flag */
952 ret
= dsdb_search(sam_ctx
, mem_ctx
, &res
,
957 "%s", result_filter
);
958 if (ret
!= LDB_SUCCESS
) {
959 DEBUG(2, ("DsCrackNameOneFilter phantom root search failed: %s\n",
960 ldb_errstring(sam_ctx
)));
961 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
965 ldb_ret
= res
->count
;
966 result_res
= res
->msgs
;
967 } else if (format_offered
== DRSUAPI_DS_NAME_FORMAT_FQDN_1779
) {
968 ldb_ret
= gendb_search_dn(sam_ctx
, mem_ctx
, name_dn
, &result_res
,
970 } else if (domain_res
) {
971 name_dn
= samdb_result_dn(sam_ctx
, mem_ctx
, domain_res
->msgs
[0], "ncName", NULL
);
972 ldb_ret
= gendb_search_dn(sam_ctx
, mem_ctx
, name_dn
, &result_res
,
976 DEBUG(0, ("LOGIC ERROR: DsCrackNameOneFilter domain ref search not available: This can't happen...\n"));
977 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
983 result
= result_res
[0];
986 switch (format_offered
) {
987 case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL
:
988 return DsCrackNameSPNAlias(sam_ctx
, mem_ctx
,
990 format_flags
, format_offered
, format_desired
,
993 case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL
:
994 return DsCrackNameUPN(sam_ctx
, mem_ctx
, smb_krb5_context
,
995 format_flags
, format_offered
, format_desired
,
1000 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1003 DEBUG(2, ("DsCrackNameOneFilter result search failed: %s\n", ldb_errstring(sam_ctx
)));
1004 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1007 switch (format_offered
) {
1008 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
:
1009 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
:
1011 const char *canonical_name
= NULL
; /* Not required, but we get warnings... */
1012 /* We may need to manually filter further */
1013 for (i
= 0; i
< ldb_ret
; i
++) {
1014 switch (format_offered
) {
1015 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
:
1016 canonical_name
= ldb_dn_canonical_string(mem_ctx
, result_res
[i
]->dn
);
1018 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
:
1019 canonical_name
= ldb_dn_canonical_ex_string(mem_ctx
, result_res
[i
]->dn
);
1024 if (strcasecmp_m(canonical_name
, name
) == 0) {
1025 result
= result_res
[i
];
1030 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1036 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
1041 info1
->dns_domain_name
= ldb_dn_canonical_string(mem_ctx
, result
->dn
);
1042 W_ERROR_HAVE_NO_MEMORY(info1
->dns_domain_name
);
1043 p
= strchr(info1
->dns_domain_name
, '/');
1048 /* here we can use result and domain_res[0] */
1049 switch (format_desired
) {
1050 case DRSUAPI_DS_NAME_FORMAT_FQDN_1779
: {
1051 info1
->result_name
= ldb_dn_alloc_linearized(mem_ctx
, result
->dn
);
1052 W_ERROR_HAVE_NO_MEMORY(info1
->result_name
);
1054 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
1057 case DRSUAPI_DS_NAME_FORMAT_CANONICAL
: {
1058 info1
->result_name
= ldb_msg_find_attr_as_string(result
, "canonicalName", NULL
);
1059 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
1062 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
: {
1063 /* Not in the virtual ldb attribute */
1064 return DsCrackNameOneSyntactical(mem_ctx
,
1065 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
,
1066 DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX
,
1067 result
->dn
, name
, info1
);
1069 case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
: {
1071 const struct dom_sid
*sid
= samdb_result_dom_sid(mem_ctx
, result
, "objectSid");
1072 const char *_acc
= "", *_dom
= "";
1074 info1
->status
= DRSUAPI_DS_NAME_STATUS_NO_MAPPING
;
1078 if (samdb_find_attribute(sam_ctx
, result
, "objectClass",
1080 /* This can also find a DomainDNSZones entry,
1081 * but it won't have the SID we just
1083 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res
,
1087 "(ncName=%s)", ldb_dn_get_linearized(result
->dn
));
1089 if (ldb_ret
!= LDB_SUCCESS
) {
1090 DEBUG(2, ("DsCrackNameOneFilter domain ref search failed: %s\n", ldb_errstring(sam_ctx
)));
1091 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1095 switch (domain_res
->count
) {
1099 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1102 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
1105 _dom
= ldb_msg_find_attr_as_string(domain_res
->msgs
[0], "nETBIOSName", NULL
);
1106 W_ERROR_HAVE_NO_MEMORY(_dom
);
1108 _acc
= ldb_msg_find_attr_as_string(result
, "sAMAccountName", NULL
);
1110 info1
->status
= DRSUAPI_DS_NAME_STATUS_NO_MAPPING
;
1113 if (dom_sid_in_domain(dom_sid_parse_talloc(mem_ctx
, SID_BUILTIN
), sid
)) {
1116 const char *attrs
[] = { NULL
};
1117 struct ldb_result
*domain_res2
;
1118 struct dom_sid
*dom_sid
= dom_sid_dup(mem_ctx
, sid
);
1122 dom_sid
->num_auths
--;
1123 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res
,
1127 "(&(objectSid=%s)(objectClass=domain))",
1128 ldap_encode_ndr_dom_sid(mem_ctx
, dom_sid
));
1130 if (ldb_ret
!= LDB_SUCCESS
) {
1131 DEBUG(2, ("DsCrackNameOneFilter domain search failed: %s\n", ldb_errstring(sam_ctx
)));
1132 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1136 switch (domain_res
->count
) {
1140 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1143 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
1147 ldb_ret
= ldb_search(sam_ctx
, mem_ctx
, &domain_res2
,
1151 "(ncName=%s)", ldb_dn_get_linearized(domain_res
->msgs
[0]->dn
));
1153 if (ldb_ret
!= LDB_SUCCESS
) {
1154 DEBUG(2, ("DsCrackNameOneFilter domain ref search failed: %s\n", ldb_errstring(sam_ctx
)));
1155 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1159 switch (domain_res2
->count
) {
1163 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1166 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
1169 _dom
= ldb_msg_find_attr_as_string(domain_res2
->msgs
[0], "nETBIOSName", NULL
);
1170 W_ERROR_HAVE_NO_MEMORY(_dom
);
1174 info1
->result_name
= talloc_asprintf(mem_ctx
, "%s\\%s", _dom
, _acc
);
1175 W_ERROR_HAVE_NO_MEMORY(info1
->result_name
);
1177 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
1180 case DRSUAPI_DS_NAME_FORMAT_GUID
: {
1183 guid
= samdb_result_guid(result
, "objectGUID");
1185 info1
->result_name
= GUID_string2(mem_ctx
, &guid
);
1186 W_ERROR_HAVE_NO_MEMORY(info1
->result_name
);
1188 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
1191 case DRSUAPI_DS_NAME_FORMAT_DISPLAY
: {
1192 info1
->result_name
= ldb_msg_find_attr_as_string(result
, "displayName", NULL
);
1193 if (!info1
->result_name
) {
1194 info1
->result_name
= ldb_msg_find_attr_as_string(result
, "sAMAccountName", NULL
);
1196 if (!info1
->result_name
) {
1197 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1199 info1
->status
= DRSUAPI_DS_NAME_STATUS_OK
;
1203 case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL
: {
1204 info1
->status
= DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
;
1207 case DRSUAPI_DS_NAME_FORMAT_DNS_DOMAIN
:
1208 case DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY
: {
1209 info1
->dns_domain_name
= NULL
;
1210 info1
->status
= DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
;
1214 info1
->status
= DRSUAPI_DS_NAME_STATUS_NO_MAPPING
;
1219 /* Given a user Principal Name (such as foo@bar.com),
1220 * return the user and domain DNs. This is used in the KDC to then
1221 * return the Keys and evaluate policy */
1223 NTSTATUS
crack_user_principal_name(struct ldb_context
*sam_ctx
,
1224 TALLOC_CTX
*mem_ctx
,
1225 const char *user_principal_name
,
1226 struct ldb_dn
**user_dn
,
1227 struct ldb_dn
**domain_dn
)
1230 struct drsuapi_DsNameInfo1 info1
;
1231 werr
= DsCrackNameOneName(sam_ctx
, mem_ctx
, 0,
1232 DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL
,
1233 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
,
1234 user_principal_name
,
1236 if (!W_ERROR_IS_OK(werr
)) {
1237 return werror_to_ntstatus(werr
);
1239 switch (info1
.status
) {
1240 case DRSUAPI_DS_NAME_STATUS_OK
:
1242 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND
:
1243 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
:
1244 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
:
1245 return NT_STATUS_NO_SUCH_USER
;
1246 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
:
1248 return NT_STATUS_UNSUCCESSFUL
;
1251 *user_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, info1
.result_name
);
1254 werr
= DsCrackNameOneName(sam_ctx
, mem_ctx
, 0,
1255 DRSUAPI_DS_NAME_FORMAT_CANONICAL
,
1256 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
,
1257 talloc_asprintf(mem_ctx
, "%s/",
1258 info1
.dns_domain_name
),
1260 if (!W_ERROR_IS_OK(werr
)) {
1261 return werror_to_ntstatus(werr
);
1263 switch (info1
.status
) {
1264 case DRSUAPI_DS_NAME_STATUS_OK
:
1266 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND
:
1267 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
:
1268 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
:
1269 return NT_STATUS_NO_SUCH_USER
;
1270 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
:
1272 return NT_STATUS_UNSUCCESSFUL
;
1275 *domain_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, info1
.result_name
);
1278 return NT_STATUS_OK
;
1281 /* Given a Service Principal Name (such as host/foo.bar.com@BAR.COM),
1282 * return the user and domain DNs. This is used in the KDC to then
1283 * return the Keys and evaluate policy */
1285 NTSTATUS
crack_service_principal_name(struct ldb_context
*sam_ctx
,
1286 TALLOC_CTX
*mem_ctx
,
1287 const char *service_principal_name
,
1288 struct ldb_dn
**user_dn
,
1289 struct ldb_dn
**domain_dn
)
1292 struct drsuapi_DsNameInfo1 info1
;
1293 werr
= DsCrackNameOneName(sam_ctx
, mem_ctx
, 0,
1294 DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL
,
1295 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
,
1296 service_principal_name
,
1298 if (!W_ERROR_IS_OK(werr
)) {
1299 return werror_to_ntstatus(werr
);
1301 switch (info1
.status
) {
1302 case DRSUAPI_DS_NAME_STATUS_OK
:
1304 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND
:
1305 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
:
1306 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
:
1307 return NT_STATUS_NO_SUCH_USER
;
1308 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
:
1310 return NT_STATUS_UNSUCCESSFUL
;
1313 *user_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, info1
.result_name
);
1316 werr
= DsCrackNameOneName(sam_ctx
, mem_ctx
, 0,
1317 DRSUAPI_DS_NAME_FORMAT_CANONICAL
,
1318 DRSUAPI_DS_NAME_FORMAT_FQDN_1779
,
1319 talloc_asprintf(mem_ctx
, "%s/",
1320 info1
.dns_domain_name
),
1322 if (!W_ERROR_IS_OK(werr
)) {
1323 return werror_to_ntstatus(werr
);
1325 switch (info1
.status
) {
1326 case DRSUAPI_DS_NAME_STATUS_OK
:
1328 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND
:
1329 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
:
1330 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
:
1331 return NT_STATUS_NO_SUCH_USER
;
1332 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
:
1334 return NT_STATUS_UNSUCCESSFUL
;
1337 *domain_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, info1
.result_name
);
1340 return NT_STATUS_OK
;
1343 NTSTATUS
crack_name_to_nt4_name(TALLOC_CTX
*mem_ctx
,
1344 struct tevent_context
*ev_ctx
,
1345 struct loadparm_context
*lp_ctx
,
1346 enum drsuapi_DsNameFormat format_offered
,
1348 const char **nt4_domain
, const char **nt4_account
)
1351 struct drsuapi_DsNameInfo1 info1
;
1352 struct ldb_context
*ldb
;
1355 /* Handle anonymous bind */
1356 if (!name
|| !*name
) {
1359 return NT_STATUS_OK
;
1362 ldb
= samdb_connect(mem_ctx
, ev_ctx
, lp_ctx
, system_session(lp_ctx
), 0);
1364 return NT_STATUS_INTERNAL_DB_CORRUPTION
;
1367 werr
= DsCrackNameOneName(ldb
, mem_ctx
, 0,
1369 DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
,
1372 if (!W_ERROR_IS_OK(werr
)) {
1373 return werror_to_ntstatus(werr
);
1375 switch (info1
.status
) {
1376 case DRSUAPI_DS_NAME_STATUS_OK
:
1378 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND
:
1379 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY
:
1380 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE
:
1381 return NT_STATUS_NO_SUCH_USER
;
1382 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR
:
1384 return NT_STATUS_UNSUCCESSFUL
;
1387 *nt4_domain
= talloc_strdup(mem_ctx
, info1
.result_name
);
1388 if (*nt4_domain
== NULL
) {
1389 return NT_STATUS_NO_MEMORY
;
1392 p
= strchr(*nt4_domain
, '\\');
1394 return NT_STATUS_INVALID_PARAMETER
;
1398 *nt4_account
= talloc_strdup(mem_ctx
, &p
[1]);
1399 if (*nt4_account
== NULL
) {
1400 return NT_STATUS_NO_MEMORY
;
1403 return NT_STATUS_OK
;
1406 NTSTATUS
crack_auto_name_to_nt4_name(TALLOC_CTX
*mem_ctx
,
1407 struct tevent_context
*ev_ctx
,
1408 struct loadparm_context
*lp_ctx
,
1410 const char **nt4_domain
,
1411 const char **nt4_account
)
1413 enum drsuapi_DsNameFormat format_offered
= DRSUAPI_DS_NAME_FORMAT_UNKNOWN
;
1415 /* Handle anonymous bind */
1416 if (!name
|| !*name
) {
1419 return NT_STATUS_OK
;
1422 if (strchr_m(name
, '=')) {
1423 format_offered
= DRSUAPI_DS_NAME_FORMAT_FQDN_1779
;
1424 } else if (strchr_m(name
, '@')) {
1425 format_offered
= DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL
;
1426 } else if (strchr_m(name
, '\\')) {
1427 format_offered
= DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT
;
1428 } else if (strchr_m(name
, '/')) {
1429 format_offered
= DRSUAPI_DS_NAME_FORMAT_CANONICAL
;
1431 return NT_STATUS_NO_SUCH_USER
;
1434 return crack_name_to_nt4_name(mem_ctx
, ev_ctx
, lp_ctx
, format_offered
, name
, nt4_domain
, nt4_account
);
1438 WERROR
dcesrv_drsuapi_ListRoles(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
1439 const struct drsuapi_DsNameRequest1
*req1
,
1440 struct drsuapi_DsNameCtr1
**ctr1
)
1442 struct drsuapi_DsNameInfo1
*names
;
1444 uint32_t count
= 5;/*number of fsmo role owners we are going to return*/
1446 *ctr1
= talloc(mem_ctx
, struct drsuapi_DsNameCtr1
);
1447 W_ERROR_HAVE_NO_MEMORY(*ctr1
);
1448 names
= talloc_array(mem_ctx
, struct drsuapi_DsNameInfo1
, count
);
1449 W_ERROR_HAVE_NO_MEMORY(names
);
1451 for (i
= 0; i
< count
; i
++) {
1453 struct ldb_dn
*role_owner_dn
, *fsmo_role_dn
, *server_dn
;
1454 werr
= dsdb_get_fsmo_role_info(mem_ctx
, sam_ctx
, i
,
1455 &fsmo_role_dn
, &role_owner_dn
);
1456 if(!W_ERROR_IS_OK(werr
)) {
1459 server_dn
= ldb_dn_copy(mem_ctx
, role_owner_dn
);
1460 ldb_dn_remove_child_components(server_dn
, 1);
1461 names
[i
].status
= DRSUAPI_DS_NAME_STATUS_OK
;
1462 names
[i
].dns_domain_name
= samdb_dn_to_dnshostname(sam_ctx
, mem_ctx
,
1464 if(!names
[i
].dns_domain_name
) {
1465 DEBUG(4, ("list_roles: Failed to find dNSHostName for server %s\n",
1466 ldb_dn_get_linearized(server_dn
)));
1468 names
[i
].result_name
= talloc_strdup(mem_ctx
, ldb_dn_get_linearized(role_owner_dn
));
1471 (*ctr1
)->count
= count
;
1472 (*ctr1
)->array
= names
;
1477 WERROR
dcesrv_drsuapi_CrackNamesByNameFormat(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
1478 const struct drsuapi_DsNameRequest1
*req1
,
1479 struct drsuapi_DsNameCtr1
**ctr1
)
1481 struct drsuapi_DsNameInfo1
*names
;
1485 *ctr1
= talloc_zero(mem_ctx
, struct drsuapi_DsNameCtr1
);
1486 W_ERROR_HAVE_NO_MEMORY(*ctr1
);
1488 count
= req1
->count
;
1489 names
= talloc_array(mem_ctx
, struct drsuapi_DsNameInfo1
, count
);
1490 W_ERROR_HAVE_NO_MEMORY(names
);
1492 for (i
=0; i
< count
; i
++) {
1493 status
= DsCrackNameOneName(sam_ctx
, mem_ctx
,
1495 req1
->format_offered
,
1496 req1
->format_desired
,
1499 if (!W_ERROR_IS_OK(status
)) {
1504 (*ctr1
)->count
= count
;
1505 (*ctr1
)->array
= names
;
1510 WERROR
dcesrv_drsuapi_ListInfoServer(struct ldb_context
*sam_ctx
, TALLOC_CTX
*mem_ctx
,
1511 const struct drsuapi_DsNameRequest1
*req1
,
1512 struct drsuapi_DsNameCtr1
**_ctr1
)
1514 struct drsuapi_DsNameInfo1
*names
;
1515 struct ldb_result
*res
;
1516 struct ldb_dn
*server_dn
, *dn
;
1517 struct drsuapi_DsNameCtr1
*ctr1
;
1520 const char *attrs
[] = {
1529 ctr1
= talloc_zero(mem_ctx
, struct drsuapi_DsNameCtr1
);
1530 W_ERROR_HAVE_NO_MEMORY(ctr1
);
1533 * No magic value here, we have to return 3 entries according to the
1537 names
= talloc_zero_array(ctr1
, struct drsuapi_DsNameInfo1
,
1539 W_ERROR_HAVE_NO_MEMORY(names
);
1540 ctr1
->array
= names
;
1542 for (i
=0; i
< ctr1
->count
; i
++) {
1543 names
[i
].status
= DRSUAPI_DS_NAME_STATUS_NOT_FOUND
;
1547 if (req1
->count
!= 1) {
1548 DEBUG(1, ("Expected a count of 1 for the ListInfoServer crackname \n"));
1552 if (req1
->names
[0].str
== NULL
) {
1556 server_dn
= ldb_dn_new(mem_ctx
, sam_ctx
, req1
->names
[0].str
);
1557 W_ERROR_HAVE_NO_MEMORY(server_dn
);
1559 ret
= ldb_search(sam_ctx
, mem_ctx
, &res
, server_dn
, LDB_SCOPE_ONELEVEL
,
1560 NULL
, "(objectClass=nTDSDSA)");
1562 if (ret
!= LDB_SUCCESS
) {
1563 DEBUG(1, ("Search for objectClass=nTDSDSA "
1564 "returned less than 1 objects\n"));
1568 if (res
->count
!= 1) {
1569 DEBUG(1, ("Search for objectClass=nTDSDSA "
1570 "returned less than 1 objects\n"));
1574 if (res
->msgs
[0]->dn
) {
1575 names
[0].result_name
= ldb_dn_alloc_linearized(names
, res
->msgs
[0]->dn
);
1576 W_ERROR_HAVE_NO_MEMORY(names
[0].result_name
);
1577 names
[0].status
= DRSUAPI_DS_NAME_STATUS_OK
;
1582 ret
= ldb_search(sam_ctx
, mem_ctx
, &res
, server_dn
, LDB_SCOPE_BASE
,
1583 attrs
, "(objectClass=*)");
1584 if (ret
!= LDB_SUCCESS
) {
1585 DEBUG(1, ("Search for objectClass=* on dn %s"
1586 "returned %s\n", req1
->names
[0].str
,
1587 ldb_strerror(ret
)));
1591 if (res
->count
!= 1) {
1592 DEBUG(1, ("Search for objectClass=* on dn %s"
1593 "returned less than 1 objects\n", req1
->names
[0].str
));
1597 str
= ldb_msg_find_attr_as_string(res
->msgs
[0], "dNSHostName", NULL
);
1599 names
[1].result_name
= talloc_strdup(names
, str
);
1600 W_ERROR_HAVE_NO_MEMORY(names
[1].result_name
);
1601 names
[1].status
= DRSUAPI_DS_NAME_STATUS_OK
;
1604 dn
= ldb_msg_find_attr_as_dn(sam_ctx
, mem_ctx
, res
->msgs
[0], "serverReference");
1606 names
[2].result_name
= ldb_dn_alloc_linearized(names
, dn
);
1607 W_ERROR_HAVE_NO_MEMORY(names
[2].result_name
);
1608 names
[2].status
= DRSUAPI_DS_NAME_STATUS_OK
;