2 Unix SMB/CIFS implementation.
4 endpoint server for the drsuapi pipe
7 Copyright (C) Stefan Metzmacher 2004
8 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2005
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 2 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, write to the Free Software
22 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 #include "librpc/gen_ndr/ndr_drsuapi.h"
27 #include "rpc_server/dcerpc_server.h"
28 #include "rpc_server/common/common.h"
29 #include "rpc_server/drsuapi/dcesrv_drsuapi.h"
30 #include "lib/ldb/include/ldb.h"
31 #include "lib/ldb/include/ldb_errors.h"
32 #include "system/kerberos.h"
33 #include "auth/kerberos/kerberos.h"
35 static WERROR DsCrackNameOneFilter(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
36 struct smb_krb5_context *smb_krb5_context,
37 uint32_t format_flags, uint32_t format_offered, uint32_t format_desired,
38 const struct ldb_dn *name_dn, const char *name,
39 const char *domain_filter, const char *result_filter,
40 struct drsuapi_DsNameInfo1 *info1);
41 static WERROR DsCrackNameOneSyntactical(TALLOC_CTX *mem_ctx,
42 uint32_t format_offered, uint32_t format_desired,
43 const struct ldb_dn *name_dn, const char *name,
44 struct drsuapi_DsNameInfo1 *info1);
46 static enum drsuapi_DsNameStatus LDB_lookup_spn_alias(krb5_context context, struct ldb_context *ldb_ctx,
48 const char *alias_from,
53 struct ldb_result *res;
54 struct ldb_message_element *spnmappings;
55 struct ldb_dn *service_dn = ldb_dn_string_compose(mem_ctx, samdb_base_dn(mem_ctx),
56 "CN=Directory Service,CN=Windows NT"
57 ",CN=Services,CN=Configuration");
58 char *service_dn_str = ldb_dn_linearize(mem_ctx, service_dn);
59 const char *directory_attrs[] = {
64 ret = ldb_search(ldb_ctx, service_dn, LDB_SCOPE_BASE, "(objectClass=nTDSService)",
65 directory_attrs, &res);
66 talloc_steal(mem_ctx, res);
68 if (ret != LDB_SUCCESS) {
69 DEBUG(1, ("ldb_search: dn: %s not found: %s", service_dn_str, ldb_errstring(ldb_ctx)));
70 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
71 } else if (res->count > 1) {
72 DEBUG(1, ("ldb_search: dn: %s found %d times!", service_dn_str, res->count));
73 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
76 spnmappings = ldb_msg_find_element(res->msgs[0], "sPNMappings");
77 if (!spnmappings || spnmappings->num_values == 0) {
78 DEBUG(1, ("ldb_search: dn: %s no sPNMappings attribute", service_dn_str));
79 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
82 for (i = 0; i < spnmappings->num_values; i++) {
83 char *mapping, *p, *str;
84 mapping = talloc_strdup(mem_ctx,
85 (const char *)spnmappings->values[i].data);
87 DEBUG(1, ("LDB_lookup_spn_alias: ldb_search: dn: %s did not have an sPNMapping\n", service_dn_str));
88 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
91 /* C string manipulation sucks */
93 p = strchr(mapping, '=');
95 DEBUG(1, ("ldb_search: dn: %s sPNMapping malformed: %s\n",
96 service_dn_str, mapping));
97 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
108 if (strcasecmp(str, alias_from) == 0) {
110 return DRSUAPI_DS_NAME_STATUS_OK;
114 DEBUG(1, ("LDB_lookup_spn_alias: no alias for service %s applicable\n", alias_from));
115 return DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
118 /* When cracking a ServicePrincipalName, many services may be served
119 * by the host/ servicePrincipalName. The incoming query is for cifs/
120 * but we translate it here, and search on host/. This is done after
121 * the cifs/ entry has been searched for, making this a fallback */
123 static WERROR DsCrackNameSPNAlias(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
124 struct smb_krb5_context *smb_krb5_context,
125 uint32_t format_flags, uint32_t format_offered, uint32_t format_desired,
126 const char *name, struct drsuapi_DsNameInfo1 *info1)
130 krb5_principal principal;
134 enum drsuapi_DsNameStatus namestatus;
136 /* parse principal */
137 ret = krb5_parse_name_norealm(smb_krb5_context->krb5_context,
140 DEBUG(2, ("Could not parse principal: %s: %s",
141 name, smb_get_krb5_error_message(smb_krb5_context->krb5_context,
146 /* grab cifs/, http/ etc */
148 /* This is checked for in callers, but be safe */
149 if (principal->name.name_string.len < 2) {
150 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
153 service = principal->name.name_string.val[0];
156 namestatus = LDB_lookup_spn_alias(smb_krb5_context->krb5_context,
158 service, &new_service);
160 if (namestatus != DRSUAPI_DS_NAME_STATUS_OK) {
161 info1->status = namestatus;
166 info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
170 /* ooh, very nasty playing around in the Principal... */
171 free(principal->name.name_string.val[0]);
172 principal->name.name_string.val[0] = strdup(new_service);
173 if (!principal->name.name_string.val[0]) {
174 krb5_free_principal(smb_krb5_context->krb5_context, principal);
178 /* reform principal */
179 ret = krb5_unparse_name_norealm(smb_krb5_context->krb5_context, principal, &new_princ);
181 krb5_free_principal(smb_krb5_context->krb5_context, principal);
187 wret = DsCrackNameOneName(sam_ctx, mem_ctx, format_flags, format_offered, format_desired,
193 /* Subcase of CrackNames, for the userPrincipalName */
195 static WERROR DsCrackNameUPN(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
196 struct smb_krb5_context *smb_krb5_context,
197 uint32_t format_flags, uint32_t format_offered, uint32_t format_desired,
198 const char *name, struct drsuapi_DsNameInfo1 *info1)
201 const char *domain_filter = NULL;
202 const char *result_filter = NULL;
204 krb5_principal principal;
206 char *unparsed_name_short;
208 /* Prevent recursion */
210 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
214 ret = krb5_parse_name_mustrealm(smb_krb5_context->krb5_context, name, &principal);
216 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
220 domain_filter = NULL;
221 realm = krb5_princ_realm(smb_krb5_context->krb5_context, principal);
222 domain_filter = talloc_asprintf(mem_ctx,
223 "(&(&(|(&(dnsRoot=%s)(nETBIOSName=*))(nETBIOSName=%s))(objectclass=crossRef))(ncName=*))",
224 ldb_binary_encode_string(mem_ctx, *realm),
225 ldb_binary_encode_string(mem_ctx, *realm));
226 ret = krb5_unparse_name_norealm(smb_krb5_context->krb5_context, principal, &unparsed_name_short);
227 krb5_free_principal(smb_krb5_context->krb5_context, principal);
230 free(unparsed_name_short);
234 /* This may need to be extended for more userPrincipalName variations */
235 result_filter = talloc_asprintf(mem_ctx, "(&(objectClass=user)(samAccountName=%s))",
236 ldb_binary_encode_string(mem_ctx, unparsed_name_short));
237 if (!result_filter || !domain_filter) {
238 free(unparsed_name_short);
241 status = DsCrackNameOneFilter(sam_ctx, mem_ctx,
243 format_flags, format_offered, format_desired,
244 NULL, unparsed_name_short, domain_filter, result_filter,
246 free(unparsed_name_short);
250 /* Crack a single 'name', from format_offered into format_desired, returning the result in info1 */
252 WERROR DsCrackNameOneName(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
253 uint32_t format_flags, uint32_t format_offered, uint32_t format_desired,
254 const char *name, struct drsuapi_DsNameInfo1 *info1)
257 const char *domain_filter = NULL;
258 const char *result_filter = NULL;
259 struct ldb_dn *name_dn = NULL;
261 struct smb_krb5_context *smb_krb5_context;
262 ret = smb_krb5_init_context(mem_ctx, &smb_krb5_context);
268 info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
269 info1->dns_domain_name = NULL;
270 info1->result_name = NULL;
273 return WERR_INVALID_PARAM;
276 /* TODO: - fill the correct names in all cases!
277 * - handle format_flags
280 /* here we need to set the domain_filter and/or the result_filter */
281 switch (format_offered) {
282 case DRSUAPI_DS_NAME_FORMAT_CANONICAL: {
285 str = talloc_strdup(mem_ctx, name);
286 WERR_TALLOC_CHECK(str);
288 if (strlen(str) == 0 || str[strlen(str)-1] != '/') {
289 info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
293 str[strlen(str)-1] = '\0';
295 domain_filter = talloc_asprintf(mem_ctx,
296 "(&(&(&(dnsRoot=%s)(objectclass=crossRef)))(nETBIOSName=*)(ncName=*))",
297 ldb_binary_encode_string(mem_ctx, str));
298 WERR_TALLOC_CHECK(domain_filter);
302 case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT: {
305 const char *account = NULL;
307 domain = talloc_strdup(mem_ctx, name);
308 WERR_TALLOC_CHECK(domain);
310 p = strchr(domain, '\\');
312 /* invalid input format */
313 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
322 domain_filter = talloc_asprintf(mem_ctx,
323 "(&(&(nETBIOSName=%s)(objectclass=crossRef))(ncName=*))",
324 ldb_binary_encode_string(mem_ctx, domain));
325 WERR_TALLOC_CHECK(domain_filter);
327 result_filter = talloc_asprintf(mem_ctx, "(sAMAccountName=%s)",
328 ldb_binary_encode_string(mem_ctx, account));
329 WERR_TALLOC_CHECK(result_filter);
335 case DRSUAPI_DS_NAME_FORMAT_FQDN_1779: {
336 name_dn = ldb_dn_explode(mem_ctx, name);
337 domain_filter = NULL;
339 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
344 case DRSUAPI_DS_NAME_FORMAT_GUID: {
348 domain_filter = NULL;
350 nt_status = GUID_from_string(name, &guid);
351 if (!NT_STATUS_IS_OK(nt_status)) {
352 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
356 ldap_guid = ldap_encode_ndr_GUID(mem_ctx, &guid);
360 result_filter = talloc_asprintf(mem_ctx, "(objectGUID=%s)",
362 WERR_TALLOC_CHECK(result_filter);
365 case DRSUAPI_DS_NAME_FORMAT_DISPLAY: {
366 domain_filter = NULL;
368 result_filter = talloc_asprintf(mem_ctx, "(|(displayName=%s)(samAccountName=%s))",
369 ldb_binary_encode_string(mem_ctx, name),
370 ldb_binary_encode_string(mem_ctx, name));
371 WERR_TALLOC_CHECK(result_filter);
375 case DRSUAPI_DS_NAME_FORMAT_SID_OR_SID_HISTORY: {
376 struct dom_sid *sid = dom_sid_parse_talloc(mem_ctx, name);
379 domain_filter = NULL;
381 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
384 ldap_sid = ldap_encode_ndr_dom_sid(mem_ctx,
389 result_filter = talloc_asprintf(mem_ctx, "(objectSid=%s)",
391 WERR_TALLOC_CHECK(result_filter);
394 case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL: {
395 krb5_principal principal;
397 ret = krb5_parse_name(smb_krb5_context->krb5_context, name, &principal);
399 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
403 domain_filter = NULL;
405 ret = krb5_unparse_name(smb_krb5_context->krb5_context, principal, &unparsed_name);
407 krb5_free_principal(smb_krb5_context->krb5_context, principal);
411 krb5_free_principal(smb_krb5_context->krb5_context, principal);
412 result_filter = talloc_asprintf(mem_ctx, "(&(objectClass=user)(userPrincipalName=%s))",
413 ldb_binary_encode_string(mem_ctx, unparsed_name));
416 WERR_TALLOC_CHECK(result_filter);
419 case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL: {
420 krb5_principal principal;
421 char *unparsed_name_short;
423 ret = krb5_parse_name_norealm(smb_krb5_context->krb5_context, name, &principal);
425 /* perhaps it's a principal with a realm, so return the right 'domain only' response */
427 ret = krb5_parse_name_mustrealm(smb_krb5_context->krb5_context, name, &principal);
429 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
433 /* This isn't an allocation assignemnt, so it is free'ed with the krb5_free_principal */
434 realm = krb5_princ_realm(smb_krb5_context->krb5_context, principal);
436 info1->dns_domain_name = talloc_strdup(info1, *realm);
437 krb5_free_principal(smb_krb5_context->krb5_context, principal);
439 WERR_TALLOC_CHECK(info1->dns_domain_name);
441 info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
444 } else if (principal->name.name_string.len < 2) {
445 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
449 domain_filter = NULL;
451 ret = krb5_unparse_name_norealm(smb_krb5_context->krb5_context, principal, &unparsed_name_short);
453 krb5_free_principal(smb_krb5_context->krb5_context, principal);
457 service = principal->name.name_string.val[0];
458 if ((principal->name.name_string.len == 2) && (strcasecmp(service, "host") == 0)) {
459 /* the 'cn' attribute is just the leading part of the name */
461 computer_name = talloc_strndup(mem_ctx, principal->name.name_string.val[1],
462 strcspn(principal->name.name_string.val[1], "."));
463 if (computer_name == NULL) {
467 result_filter = talloc_asprintf(mem_ctx, "(|(&(servicePrincipalName=%s)(objectClass=user))(&(cn=%s)(objectClass=computer)))",
468 ldb_binary_encode_string(mem_ctx, unparsed_name_short),
469 ldb_binary_encode_string(mem_ctx, computer_name));
471 result_filter = talloc_asprintf(mem_ctx, "(&(servicePrincipalName=%s)(objectClass=user))",
472 ldb_binary_encode_string(mem_ctx, unparsed_name_short));
474 krb5_free_principal(smb_krb5_context->krb5_context, principal);
475 free(unparsed_name_short);
476 WERR_TALLOC_CHECK(result_filter);
481 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
487 if (format_flags & DRSUAPI_DS_NAME_FLAG_SYNTACTICAL_ONLY) {
488 return DsCrackNameOneSyntactical(mem_ctx, format_offered, format_desired,
489 name_dn, name, info1);
492 return DsCrackNameOneFilter(sam_ctx, mem_ctx,
494 format_flags, format_offered, format_desired,
496 domain_filter, result_filter,
500 /* Subcase of CrackNames. It is possible to translate a LDAP-style DN
501 * (FQDN_1779) into a canoical name without actually searching the
504 static WERROR DsCrackNameOneSyntactical(TALLOC_CTX *mem_ctx,
505 uint32_t format_offered, uint32_t format_desired,
506 const struct ldb_dn *name_dn, const char *name,
507 struct drsuapi_DsNameInfo1 *info1)
510 if (format_offered != DRSUAPI_DS_NAME_FORMAT_FQDN_1779) {
511 info1->status = DRSUAPI_DS_NAME_STATUS_NO_SYNTACTICAL_MAPPING;
515 switch (format_desired) {
516 case DRSUAPI_DS_NAME_FORMAT_CANONICAL:
517 cracked = ldb_dn_canonical_string(mem_ctx, name_dn);
519 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX:
520 cracked = ldb_dn_canonical_ex_string(mem_ctx, name_dn);
523 info1->status = DRSUAPI_DS_NAME_STATUS_NO_SYNTACTICAL_MAPPING;
526 info1->status = DRSUAPI_DS_NAME_STATUS_OK;
527 info1->result_name = cracked;
535 /* Given a filter for the domain, and one for the result, perform the
536 * ldb search. The format offered and desired flags change the
537 * behaviours, including what attributes to return.
539 * The smb_krb5_context is required because we use the krb5 libs for principal parsing
542 static WERROR DsCrackNameOneFilter(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
543 struct smb_krb5_context *smb_krb5_context,
544 uint32_t format_flags, uint32_t format_offered, uint32_t format_desired,
545 const struct ldb_dn *name_dn, const char *name,
546 const char *domain_filter, const char *result_filter,
547 struct drsuapi_DsNameInfo1 *info1)
550 struct ldb_message **domain_res = NULL;
551 const char * const *domain_attrs;
552 const char * const *result_attrs;
553 struct ldb_message **result_res = NULL;
554 const struct ldb_dn *result_basedn;
556 /* here we need to set the attrs lists for domain and result lookups */
557 switch (format_desired) {
558 case DRSUAPI_DS_NAME_FORMAT_FQDN_1779:
559 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX: {
560 const char * const _domain_attrs[] = { "ncName", "dnsRoot", NULL};
561 const char * const _result_attrs[] = { NULL};
563 domain_attrs = _domain_attrs;
564 result_attrs = _result_attrs;
567 case DRSUAPI_DS_NAME_FORMAT_CANONICAL: {
568 const char * const _domain_attrs[] = { "ncName", "dnsRoot", NULL};
569 const char * const _result_attrs[] = { "canonicalName", NULL };
571 domain_attrs = _domain_attrs;
572 result_attrs = _result_attrs;
575 case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT: {
576 const char * const _domain_attrs[] = { "ncName", "dnsRoot", "nETBIOSName", NULL};
577 const char * const _result_attrs[] = { "sAMAccountName", "objectSid", NULL};
579 domain_attrs = _domain_attrs;
580 result_attrs = _result_attrs;
583 case DRSUAPI_DS_NAME_FORMAT_GUID: {
584 const char * const _domain_attrs[] = { "ncName", "dnsRoot", NULL};
585 const char * const _result_attrs[] = { "objectGUID", NULL};
587 domain_attrs = _domain_attrs;
588 result_attrs = _result_attrs;
591 case DRSUAPI_DS_NAME_FORMAT_DISPLAY: {
592 const char * const _domain_attrs[] = { "ncName", "dnsRoot", NULL};
593 const char * const _result_attrs[] = { "displayName", "samAccountName", NULL};
595 domain_attrs = _domain_attrs;
596 result_attrs = _result_attrs;
604 /* if we have a domain_filter look it up and set the result_basedn and the dns_domain_name */
605 ldb_ret = gendb_search(sam_ctx, mem_ctx, NULL, &domain_res, domain_attrs,
606 "%s", domain_filter);
608 ldb_ret = gendb_search(sam_ctx, mem_ctx, NULL, &domain_res, domain_attrs,
609 "(ncName=%s)", ldb_dn_linearize(mem_ctx, samdb_base_dn(mem_ctx)));
616 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
619 info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
622 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
626 info1->dns_domain_name = samdb_result_string(domain_res[0], "dnsRoot", NULL);
627 WERR_TALLOC_CHECK(info1->dns_domain_name);
628 info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
631 result_basedn = samdb_result_dn(mem_ctx, domain_res[0], "ncName", NULL);
633 ldb_ret = gendb_search(sam_ctx, mem_ctx, result_basedn, &result_res,
634 result_attrs, "%s", result_filter);
635 } else if (format_offered == DRSUAPI_DS_NAME_FORMAT_FQDN_1779) {
636 ldb_ret = gendb_search_dn(sam_ctx, mem_ctx, name_dn, &result_res,
639 name_dn = samdb_result_dn(mem_ctx, domain_res[0], "ncName", NULL);
640 ldb_ret = gendb_search_dn(sam_ctx, mem_ctx, name_dn, &result_res,
648 switch (format_offered) {
649 case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL:
650 return DsCrackNameSPNAlias(sam_ctx, mem_ctx,
652 format_flags, format_offered, format_desired,
655 case DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL:
656 return DsCrackNameUPN(sam_ctx, mem_ctx, smb_krb5_context,
657 format_flags, format_offered, format_desired,
660 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
663 info1->status = DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR;
666 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE;
670 /* here we can use result_res[0] and domain_res[0] */
671 switch (format_desired) {
672 case DRSUAPI_DS_NAME_FORMAT_FQDN_1779: {
673 info1->result_name = ldb_dn_linearize(mem_ctx, result_res[0]->dn);
674 WERR_TALLOC_CHECK(info1->result_name);
676 info1->status = DRSUAPI_DS_NAME_STATUS_OK;
679 case DRSUAPI_DS_NAME_FORMAT_CANONICAL: {
680 info1->result_name = samdb_result_string(result_res[0], "canonicalName", NULL);
681 info1->status = DRSUAPI_DS_NAME_STATUS_OK;
684 case DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX: {
685 /* Not in the virtual ldb attribute */
686 return DsCrackNameOneSyntactical(mem_ctx,
687 DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
688 DRSUAPI_DS_NAME_FORMAT_CANONICAL_EX,
689 result_res[0]->dn, name, info1);
691 case DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT: {
692 const struct dom_sid *sid = samdb_result_dom_sid(mem_ctx, result_res[0], "objectSid");
693 const char *_acc = "", *_dom = "";
695 if ((sid->num_auths < 4) || (sid->num_auths > 5)) {
696 info1->status = DRSUAPI_DS_NAME_STATUS_NO_MAPPING;
700 if (sid->num_auths == 4) {
701 ldb_ret = gendb_search(sam_ctx, mem_ctx, NULL, &domain_res, domain_attrs,
702 "(ncName=%s)", ldb_dn_linearize(mem_ctx, result_res[0]->dn));
704 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
707 _dom = samdb_result_string(domain_res[0], "nETBIOSName", NULL);
708 WERR_TALLOC_CHECK(_dom);
710 } else if (sid->num_auths == 5) {
711 const char *attrs[] = { NULL };
712 struct ldb_message **domain_res2;
713 struct dom_sid *dom_sid = dom_sid_dup(mem_ctx, sid);
717 dom_sid->num_auths--;
718 ldb_ret = gendb_search(sam_ctx, mem_ctx, NULL, &domain_res, attrs,
719 "(objectSid=%s)", ldap_encode_ndr_dom_sid(mem_ctx, dom_sid));
721 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
724 ldb_ret = gendb_search(sam_ctx, mem_ctx, NULL, &domain_res2, domain_attrs,
725 "(ncName=%s)", ldb_dn_linearize(mem_ctx, domain_res[0]->dn));
727 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
731 _dom = samdb_result_string(domain_res2[0], "nETBIOSName", NULL);
732 WERR_TALLOC_CHECK(_dom);
734 _acc = samdb_result_string(result_res[0], "sAMAccountName", NULL);
735 WERR_TALLOC_CHECK(_acc);
738 info1->result_name = talloc_asprintf(mem_ctx, "%s\\%s", _dom, _acc);
739 WERR_TALLOC_CHECK(info1->result_name);
741 info1->status = DRSUAPI_DS_NAME_STATUS_OK;
744 case DRSUAPI_DS_NAME_FORMAT_GUID: {
747 guid = samdb_result_guid(result_res[0], "objectGUID");
749 info1->result_name = GUID_string2(mem_ctx, &guid);
750 WERR_TALLOC_CHECK(info1->result_name);
752 info1->status = DRSUAPI_DS_NAME_STATUS_OK;
755 case DRSUAPI_DS_NAME_FORMAT_DISPLAY: {
756 info1->result_name = samdb_result_string(result_res[0], "displayName", NULL);
757 if (!info1->result_name) {
758 info1->result_name = samdb_result_string(result_res[0], "sAMAccountName", NULL);
760 if (!info1->result_name) {
761 info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
763 info1->status = DRSUAPI_DS_NAME_STATUS_OK;
771 return WERR_INVALID_PARAM;
774 /* Given a user Principal Name (such as foo@bar.com),
775 * return the user and domain DNs. This is used in the KDC to then
776 * return the Keys and evaluate policy */
778 NTSTATUS crack_user_principal_name(struct ldb_context *sam_ctx,
780 const char *user_principal_name,
781 struct ldb_dn **user_dn,
782 struct ldb_dn **domain_dn)
785 struct drsuapi_DsNameInfo1 info1;
786 werr = DsCrackNameOneName(sam_ctx, mem_ctx, 0,
787 DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL,
788 DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
791 if (!W_ERROR_IS_OK(werr)) {
792 return werror_to_ntstatus(werr);
794 switch (info1.status) {
795 case DRSUAPI_DS_NAME_STATUS_OK:
797 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND:
798 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY:
799 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE:
800 return NT_STATUS_NO_SUCH_USER;
801 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR:
803 return NT_STATUS_UNSUCCESSFUL;
806 *user_dn = ldb_dn_explode(mem_ctx, info1.result_name);
809 werr = DsCrackNameOneName(sam_ctx, mem_ctx, 0,
810 DRSUAPI_DS_NAME_FORMAT_CANONICAL,
811 DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
812 talloc_asprintf(mem_ctx, "%s/",
813 info1.dns_domain_name),
815 if (!W_ERROR_IS_OK(werr)) {
816 return werror_to_ntstatus(werr);
818 switch (info1.status) {
819 case DRSUAPI_DS_NAME_STATUS_OK:
821 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND:
822 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY:
823 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE:
824 return NT_STATUS_NO_SUCH_USER;
825 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR:
827 return NT_STATUS_UNSUCCESSFUL;
830 *domain_dn = ldb_dn_explode(mem_ctx, info1.result_name);
837 /* Given a Service Principal Name (such as host/foo.bar.com@BAR.COM),
838 * return the user and domain DNs. This is used in the KDC to then
839 * return the Keys and evaluate policy */
841 NTSTATUS crack_service_principal_name(struct ldb_context *sam_ctx,
843 const char *service_principal_name,
844 struct ldb_dn **user_dn,
845 struct ldb_dn **domain_dn)
848 struct drsuapi_DsNameInfo1 info1;
849 werr = DsCrackNameOneName(sam_ctx, mem_ctx, 0,
850 DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL,
851 DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
852 service_principal_name,
854 if (!W_ERROR_IS_OK(werr)) {
855 return werror_to_ntstatus(werr);
857 switch (info1.status) {
858 case DRSUAPI_DS_NAME_STATUS_OK:
860 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND:
861 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY:
862 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE:
863 return NT_STATUS_NO_SUCH_USER;
864 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR:
866 return NT_STATUS_UNSUCCESSFUL;
869 *user_dn = ldb_dn_explode(mem_ctx, info1.result_name);
872 werr = DsCrackNameOneName(sam_ctx, mem_ctx, 0,
873 DRSUAPI_DS_NAME_FORMAT_CANONICAL,
874 DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
875 talloc_asprintf(mem_ctx, "%s/",
876 info1.dns_domain_name),
878 if (!W_ERROR_IS_OK(werr)) {
879 return werror_to_ntstatus(werr);
881 switch (info1.status) {
882 case DRSUAPI_DS_NAME_STATUS_OK:
884 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND:
885 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY:
886 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE:
887 return NT_STATUS_NO_SUCH_USER;
888 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR:
890 return NT_STATUS_UNSUCCESSFUL;
893 *domain_dn = ldb_dn_explode(mem_ctx, info1.result_name);
900 NTSTATUS crack_dn_to_nt4_name(TALLOC_CTX *mem_ctx,
902 const char **nt4_domain, const char **nt4_account)
905 struct drsuapi_DsNameInfo1 info1;
906 struct ldb_context *ldb;
909 ldb = samdb_connect(mem_ctx, system_session(mem_ctx));
911 return NT_STATUS_INTERNAL_DB_CORRUPTION;
914 werr = DsCrackNameOneName(ldb, mem_ctx, 0,
915 DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
916 DRSUAPI_DS_NAME_FORMAT_NT4_ACCOUNT,
919 if (!W_ERROR_IS_OK(werr)) {
920 return werror_to_ntstatus(werr);
922 switch (info1.status) {
923 case DRSUAPI_DS_NAME_STATUS_OK:
925 case DRSUAPI_DS_NAME_STATUS_NOT_FOUND:
926 case DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY:
927 case DRSUAPI_DS_NAME_STATUS_NOT_UNIQUE:
928 return NT_STATUS_NO_SUCH_USER;
929 case DRSUAPI_DS_NAME_STATUS_RESOLVE_ERROR:
931 return NT_STATUS_UNSUCCESSFUL;
934 *nt4_domain = talloc_strdup(mem_ctx, info1.result_name);
936 p = strchr(*nt4_domain, '\\');
938 return NT_STATUS_INVALID_PARAMETER;
943 *nt4_account = talloc_strdup(mem_ctx, &p[1]);
946 if (!*nt4_account || !*nt4_domain) {
947 return NT_STATUS_NO_MEMORY;