?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
s4-lsarpc: DCERPC_FAULT_ACCESS_DENIED for np
[Samba/gebeck_regimport.git] / source4 / rpc_server / lsa / lsa_lookup.c
blobe8fd7920d47d0b372d04cc5fc47af54ba5335b4b
1 /*
2 Unix SMB/CIFS implementation.
3
4 endpoint server for the lsarpc pipe
5
6 Copyright (C) Andrew Tridgell 2004
7 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2007
8
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
13
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
18
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 */
22
23 #include "rpc_server/lsa/lsa.h"
24 #include "libds/common/flag_mapping.h"
25
26 static const struct {
27 const char *domain;
28 const char *name;
29 const char *sid;
30 enum lsa_SidType rtype;
31 } well_known[] = {
32 {
33 .name = "EVERYONE",
34 .sid = SID_WORLD,
35 .rtype = SID_NAME_WKN_GRP,
36 },
37 {
38 .name = "CREATOR OWNER",
39 .sid = SID_CREATOR_OWNER,
40 .rtype = SID_NAME_WKN_GRP,
41 },
42 {
43 .name = "CREATOR GROUP",
44 .sid = SID_CREATOR_GROUP,
45 .rtype = SID_NAME_WKN_GRP,
46 },
47 {
48 .name = "Owner Rights",
49 .sid = SID_OWNER_RIGHTS,
50 .rtype = SID_NAME_WKN_GRP,
51 },
52 {
53 .domain = "NT AUTHORITY",
54 .name = "Dialup",
55 .sid = SID_NT_DIALUP,
56 .rtype = SID_NAME_WKN_GRP,
57 },
58 {
59 .domain = "NT AUTHORITY",
60 .name = "Network",
61 .sid = SID_NT_NETWORK,
62 .rtype = SID_NAME_WKN_GRP,
63 },
64 {
65 .domain = "NT AUTHORITY",
66 .name = "Batch",
67 .sid = SID_NT_BATCH,
68 .rtype = SID_NAME_WKN_GRP,
69 },
70 {
71 .domain = "NT AUTHORITY",
72 .name = "Interactive",
73 .sid = SID_NT_INTERACTIVE,
74 .rtype = SID_NAME_WKN_GRP,
75 },
76 {
77 .domain = "NT AUTHORITY",
78 .name = "Service",
79 .sid = SID_NT_SERVICE,
80 .rtype = SID_NAME_WKN_GRP,
81 },
82 {
83 .domain = "NT AUTHORITY",
84 .name = "ANONYMOUS LOGON",
85 .sid = SID_NT_ANONYMOUS,
86 .rtype = SID_NAME_WKN_GRP,
87 },
88 {
89 .domain = "NT AUTHORITY",
90 .name = "Proxy",
91 .sid = SID_NT_PROXY,
92 .rtype = SID_NAME_WKN_GRP,
93 },
94 {
95 .domain = "NT AUTHORITY",
96 .name = "ServerLogon",
97 .sid = SID_NT_ENTERPRISE_DCS,
98 .rtype = SID_NAME_WKN_GRP,
99 },
100 {
101 .domain = "NT AUTHORITY",
102 .name = "Self",
103 .sid = SID_NT_SELF,
104 .rtype = SID_NAME_WKN_GRP,
105 },
106 {
107 .domain = "NT AUTHORITY",
108 .name = "Authenticated Users",
109 .sid = SID_NT_AUTHENTICATED_USERS,
110 .rtype = SID_NAME_WKN_GRP,
111 },
112 {
113 .domain = "NT AUTHORITY",
114 .name = "Restricted",
115 .sid = SID_NT_RESTRICTED,
116 .rtype = SID_NAME_WKN_GRP,
117 },
118 {
119 .domain = "NT AUTHORITY",
120 .name = "Terminal Server User",
121 .sid = SID_NT_TERMINAL_SERVER_USERS,
122 .rtype = SID_NAME_WKN_GRP,
123 },
124 {
125 .domain = "NT AUTHORITY",
126 .name = "Remote Interactive Logon",
127 .sid = SID_NT_REMOTE_INTERACTIVE,
128 .rtype = SID_NAME_WKN_GRP,
129 },
130 {
131 .domain = "NT AUTHORITY",
132 .name = "This Organization",
133 .sid = SID_NT_THIS_ORGANISATION,
134 .rtype = SID_NAME_WKN_GRP,
135 },
136 {
137 .domain = "NT AUTHORITY",
138 .name = "SYSTEM",
139 .sid = SID_NT_SYSTEM,
140 .rtype = SID_NAME_WKN_GRP,
141 },
142 {
143 .domain = "NT AUTHORITY",
144 .name = "Local Service",
145 .sid = SID_NT_LOCAL_SERVICE,
146 .rtype = SID_NAME_WKN_GRP,
147 },
148 {
149 .domain = "NT AUTHORITY",
150 .name = "Network Service",
151 .sid = SID_NT_NETWORK_SERVICE,
152 .rtype = SID_NAME_WKN_GRP,
153 },
154 {
155 .domain = "NT AUTHORITY",
156 .name = "Digest Authentication",
157 .sid = SID_NT_DIGEST_AUTHENTICATION,
158 .rtype = SID_NAME_WKN_GRP,
159 },
160 {
161 .domain = "NT AUTHORITY",
162 .name = "Enterprise Domain Controllers",
163 .sid = SID_NT_ENTERPRISE_DCS,
164 .rtype = SID_NAME_WKN_GRP,
165 },
166 {
167 .domain = "NT AUTHORITY",
168 .name = "NTLM Authentication",
169 .sid = SID_NT_NTLM_AUTHENTICATION,
170 .rtype = SID_NAME_WKN_GRP,
171 },
172 {
173 .domain = "NT AUTHORITY",
174 .name = "Other Organization",
175 .sid = SID_NT_OTHER_ORGANISATION,
176 .rtype = SID_NAME_WKN_GRP,
177 },
178 {
179 .domain = "NT AUTHORITY",
180 .name = "SChannel Authentication",
181 .sid = SID_NT_SCHANNEL_AUTHENTICATION,
182 .rtype = SID_NAME_WKN_GRP,
183 },
184 {
185 .domain = "NT AUTHORITY",
186 .name = "IUSR",
187 .sid = SID_NT_IUSR,
188 .rtype = SID_NAME_WKN_GRP,
189 },
190 {
191 .sid = NULL,
192 }
193 };
194
195 static NTSTATUS lookup_well_known_names(TALLOC_CTX *mem_ctx, const char *domain,
196 const char *name, const char **authority_name,
197 struct dom_sid **sid, enum lsa_SidType *rtype)
198 {
199 unsigned int i;
200 for (i=0; well_known[i].sid; i++) {
201 if (domain) {
202 if (strcasecmp_m(domain, well_known[i].domain) == 0
203 && strcasecmp_m(name, well_known[i].name) == 0) {
204 *authority_name = well_known[i].domain;
205 *sid = dom_sid_parse_talloc(mem_ctx, well_known[i].sid);
206 *rtype = well_known[i].rtype;
207 return NT_STATUS_OK;
208 }
209 } else {
210 if (strcasecmp_m(name, well_known[i].name) == 0) {
211 *authority_name = well_known[i].domain;
212 *sid = dom_sid_parse_talloc(mem_ctx, well_known[i].sid);
213 *rtype = well_known[i].rtype;
214 return NT_STATUS_OK;
215 }
216 }
217 }
218 return NT_STATUS_NOT_FOUND;
219 }
220
221 static NTSTATUS lookup_well_known_sids(TALLOC_CTX *mem_ctx,
222 const char *sid_str, const char **authority_name,
223 const char **name, enum lsa_SidType *rtype)
224 {
225 unsigned int i;
226 for (i=0; well_known[i].sid; i++) {
227 if (strcasecmp_m(sid_str, well_known[i].sid) == 0) {
228 *authority_name = well_known[i].domain;
229 *name = well_known[i].name;
230 *rtype = well_known[i].rtype;
231 return NT_STATUS_OK;
232 }
233 }
234 return NT_STATUS_NOT_FOUND;
235 }
236
237 /*
238 lookup a SID for 1 name
239 */
240 static NTSTATUS dcesrv_lsa_lookup_name(struct tevent_context *ev_ctx,
241 struct loadparm_context *lp_ctx,
242 struct lsa_policy_state *state, TALLOC_CTX *mem_ctx,
243 const char *name, const char **authority_name,
244 struct dom_sid **sid, enum lsa_SidType *rtype,
245 uint32_t *rid)
246 {
247 int ret, i;
248 uint32_t atype;
249 struct ldb_message **res;
250 const char * const attrs[] = { "objectSid", "sAMAccountType", NULL};
251 const char *p;
252 const char *domain;
253 const char *username;
254 struct ldb_dn *domain_dn;
255 struct dom_sid *domain_sid;
256 NTSTATUS status;
257
258 p = strchr_m(name, '\\');
259 if (p != NULL) {
260 domain = talloc_strndup(mem_ctx, name, p-name);
261 if (!domain) {
262 return NT_STATUS_NO_MEMORY;
263 }
264 username = p + 1;
265 } else if (strchr_m(name, '@')) {
266 status = crack_name_to_nt4_name(mem_ctx, ev_ctx, lp_ctx, DRSUAPI_DS_NAME_FORMAT_USER_PRINCIPAL, name, &domain, &username);
267 if (!NT_STATUS_IS_OK(status)) {
268 DEBUG(3, ("Failed to crack name %s into an NT4 name: %s\n", name, nt_errstr(status)));
269 return status;
270 }
271 } else {
272 domain = NULL;
273 username = name;
274 }
275
276 if (!domain) {
277 /* Look up table of well known names */
278 status = lookup_well_known_names(mem_ctx, NULL, username, authority_name, sid, rtype);
279 if (NT_STATUS_IS_OK(status)) {
280 dom_sid_split_rid(NULL, *sid, NULL, rid);
281 return NT_STATUS_OK;
282 }
283
284 if (username == NULL) {
285 *authority_name = NAME_BUILTIN;
286 *sid = dom_sid_parse_talloc(mem_ctx, SID_BUILTIN);
287 *rtype = SID_NAME_DOMAIN;
288 *rid = 0xFFFFFFFF;
289 return NT_STATUS_OK;
290 }
291
292 if (strcasecmp_m(username, NAME_NT_AUTHORITY) == 0) {
293 *authority_name = NAME_NT_AUTHORITY;
294 *sid = dom_sid_parse_talloc(mem_ctx, SID_NT_AUTHORITY);
295 *rtype = SID_NAME_DOMAIN;
296 dom_sid_split_rid(NULL, *sid, NULL, rid);
297 return NT_STATUS_OK;
298 }
299 if (strcasecmp_m(username, NAME_BUILTIN) == 0) {
300 *authority_name = NAME_BUILTIN;
301 *sid = dom_sid_parse_talloc(mem_ctx, SID_BUILTIN);
302 *rtype = SID_NAME_DOMAIN;
303 *rid = 0xFFFFFFFF;
304 return NT_STATUS_OK;
305 }
306 if (strcasecmp_m(username, state->domain_dns) == 0) {
307 *authority_name = state->domain_name;
308 *sid = state->domain_sid;
309 *rtype = SID_NAME_DOMAIN;
310 *rid = 0xFFFFFFFF;
311 return NT_STATUS_OK;
312 }
313 if (strcasecmp_m(username, state->domain_name) == 0) {
314 *authority_name = state->domain_name;
315 *sid = state->domain_sid;
316 *rtype = SID_NAME_DOMAIN;
317 *rid = 0xFFFFFFFF;
318 return NT_STATUS_OK;
319 }
320
321 /* Perhaps this is a well known user? */
322 name = talloc_asprintf(mem_ctx, "%s\\%s", NAME_NT_AUTHORITY, username);
323 if (!name) {
324 return NT_STATUS_NO_MEMORY;
325 }
326 status = dcesrv_lsa_lookup_name(ev_ctx, lp_ctx, state, mem_ctx, name, authority_name, sid, rtype, rid);
327 if (NT_STATUS_IS_OK(status)) {
328 return status;
329 }
330
331 /* Perhaps this is a BUILTIN user? */
332 name = talloc_asprintf(mem_ctx, "%s\\%s", NAME_BUILTIN, username);
333 if (!name) {
334 return NT_STATUS_NO_MEMORY;
335 }
336 status = dcesrv_lsa_lookup_name(ev_ctx, lp_ctx, state, mem_ctx, name, authority_name, sid, rtype, rid);
337 if (NT_STATUS_IS_OK(status)) {
338 return status;
339 }
340
341 /* OK, I give up - perhaps we need to assume the user is in our domain? */
342 name = talloc_asprintf(mem_ctx, "%s\\%s", state->domain_name, username);
343 if (!name) {
344 return NT_STATUS_NO_MEMORY;
345 }
346 status = dcesrv_lsa_lookup_name(ev_ctx, lp_ctx, state, mem_ctx, name, authority_name, sid, rtype, rid);
347 if (NT_STATUS_IS_OK(status)) {
348 return status;
349 }
350
351 return STATUS_SOME_UNMAPPED;
352 } else if (strcasecmp_m(domain, NAME_NT_AUTHORITY) == 0) {
353 if (!*username) {
354 *authority_name = NAME_NT_AUTHORITY;
355 *sid = dom_sid_parse_talloc(mem_ctx, SID_NT_AUTHORITY);
356 *rtype = SID_NAME_DOMAIN;
357 dom_sid_split_rid(NULL, *sid, NULL, rid);
358 return NT_STATUS_OK;
359 }
360
361 /* Look up table of well known names */
362 status = lookup_well_known_names(mem_ctx, domain, username, authority_name,
363 sid, rtype);
364 if (NT_STATUS_IS_OK(status)) {
365 dom_sid_split_rid(NULL, *sid, NULL, rid);
366 }
367 return status;
368 } else if (strcasecmp_m(domain, NAME_BUILTIN) == 0) {
369 *authority_name = NAME_BUILTIN;
370 domain_dn = state->builtin_dn;
371 } else if (strcasecmp_m(domain, state->domain_dns) == 0) {
372 *authority_name = state->domain_name;
373 domain_dn = state->domain_dn;
374 } else if (strcasecmp_m(domain, state->domain_name) == 0) {
375 *authority_name = state->domain_name;
376 domain_dn = state->domain_dn;
377 } else {
378 /* Not local, need to ask winbind in future */
379 return STATUS_SOME_UNMAPPED;
380 }
381
382 ret = gendb_search_dn(state->sam_ldb, mem_ctx, domain_dn, &res, attrs);
383 if (ret != 1) {
384 return NT_STATUS_INTERNAL_DB_CORRUPTION;
385 }
386 domain_sid = samdb_result_dom_sid(mem_ctx, res[0], "objectSid");
387 if (domain_sid == NULL) {
388 return NT_STATUS_INVALID_SID;
389 }
390
391 if (!*username) {
392 *sid = domain_sid;
393 *rtype = SID_NAME_DOMAIN;
394 *rid = 0xFFFFFFFF;
395 return NT_STATUS_OK;
396 }
397
398 ret = gendb_search(state->sam_ldb, mem_ctx, domain_dn, &res, attrs,
399 "(&(sAMAccountName=%s)(objectSid=*))",
400 ldb_binary_encode_string(mem_ctx, username));
401 if (ret < 0) {
402 return NT_STATUS_INTERNAL_DB_CORRUPTION;
403 }
404
405 for (i=0; i < ret; i++) {
406 *sid = samdb_result_dom_sid(mem_ctx, res[i], "objectSid");
407 if (*sid == NULL) {
408 return NT_STATUS_INVALID_SID;
409 }
410
411 /* Check that this is in the domain */
412 if (!dom_sid_in_domain(domain_sid, *sid)) {
413 continue;
414 }
415
416 atype = ldb_msg_find_attr_as_uint(res[i], "sAMAccountType", 0);
417
418 *rtype = ds_atype_map(atype);
419 if (*rtype == SID_NAME_UNKNOWN) {
420 return STATUS_SOME_UNMAPPED;
421 }
422
423 dom_sid_split_rid(NULL, *sid, NULL, rid);
424 return NT_STATUS_OK;
425 }
426
427 /* need to check for an allocated sid */
428
429 return NT_STATUS_INVALID_SID;
430 }
431
432
433 /*
434 add to the lsa_RefDomainList for LookupSids and LookupNames
435 */
436 static NTSTATUS dcesrv_lsa_authority_list(struct lsa_policy_state *state, TALLOC_CTX *mem_ctx,
437 enum lsa_SidType rtype,
438 const char *authority_name,
439 struct dom_sid *sid,
440 struct lsa_RefDomainList *domains,
441 uint32_t *sid_index)
442 {
443 struct dom_sid *authority_sid;
444 uint32_t i;
445
446 if (rtype != SID_NAME_DOMAIN) {
447 authority_sid = dom_sid_dup(mem_ctx, sid);
448 if (authority_sid == NULL) {
449 return NT_STATUS_NO_MEMORY;
450 }
451 authority_sid->num_auths--;
452 } else {
453 authority_sid = sid;
454 }
455
456 /* see if we've already done this authority name */
457 for (i=0;i<domains->count;i++) {
458 if (strcasecmp_m(authority_name, domains->domains[i].name.string) == 0) {
459 *sid_index = i;
460 return NT_STATUS_OK;
461 }
462 }
463
464 domains->domains = talloc_realloc(domains,
465 domains->domains,
466 struct lsa_DomainInfo,
467 domains->count+1);
468 if (domains->domains == NULL) {
469 return NT_STATUS_NO_MEMORY;
470 }
471 domains->domains[i].name.string = authority_name;
472 domains->domains[i].sid = authority_sid;
473 domains->count++;
474 domains->max_size = LSA_REF_DOMAIN_LIST_MULTIPLIER * domains->count;
475 *sid_index = i;
476
477 return NT_STATUS_OK;
478 }
479
480 /*
481 lookup a name for 1 SID
482 */
483 static NTSTATUS dcesrv_lsa_lookup_sid(struct lsa_policy_state *state, TALLOC_CTX *mem_ctx,
484 struct dom_sid *sid, const char *sid_str,
485 const char **authority_name,
486 const char **name, enum lsa_SidType *rtype)
487 {
488 NTSTATUS status;
489 int ret;
490 uint32_t atype;
491 struct ldb_message **res;
492 struct ldb_dn *domain_dn;
493 const char * const attrs[] = { "sAMAccountName", "sAMAccountType", "cn", NULL};
494
495 status = lookup_well_known_sids(mem_ctx, sid_str, authority_name, name, rtype);
496 if (NT_STATUS_IS_OK(status)) {
497 return status;
498 }
499
500 if (dom_sid_in_domain(state->domain_sid, sid)) {
501 *authority_name = state->domain_name;
502 domain_dn = state->domain_dn;
503 } else if (dom_sid_in_domain(state->builtin_sid, sid)) {
504 *authority_name = NAME_BUILTIN;
505 domain_dn = state->builtin_dn;
506 } else {
507 /* Not well known, our domain or built in */
508
509 /* In future, we must look at SID histories, and at trusted domains via winbind */
510
511 return NT_STATUS_NOT_FOUND;
512 }
513
514 /* need to re-add a check for an allocated sid */
515
516 ret = gendb_search(state->sam_ldb, mem_ctx, domain_dn, &res, attrs,
517 "objectSid=%s", ldap_encode_ndr_dom_sid(mem_ctx, sid));
518 if ((ret < 0) || (ret > 1)) {
519 return NT_STATUS_INTERNAL_DB_CORRUPTION;
520 }
521 if (ret == 0) {
522 return NT_STATUS_NOT_FOUND;
523 }
524
525 *name = ldb_msg_find_attr_as_string(res[0], "sAMAccountName", NULL);
526 if (!*name) {
527 *name = ldb_msg_find_attr_as_string(res[0], "cn", NULL);
528 if (!*name) {
529 *name = talloc_strdup(mem_ctx, sid_str);
530 NT_STATUS_HAVE_NO_MEMORY(*name);
531 }
532 }
533
534 atype = ldb_msg_find_attr_as_uint(res[0], "sAMAccountType", 0);
535 *rtype = ds_atype_map(atype);
536
537 return NT_STATUS_OK;
538 }
539
540 static NTSTATUS dcesrv_lsa_LookupSids_common(struct dcesrv_call_state *dce_call,
541 TALLOC_CTX *mem_ctx,
542 struct lsa_policy_state *state,
543 struct lsa_LookupSids2 *r)
544 {
545 struct lsa_RefDomainList *domains = NULL;
546 NTSTATUS status = NT_STATUS_OK;
547 uint32_t i;
548
549 if (r->in.level < LSA_LOOKUP_NAMES_ALL ||
550 r->in.level > LSA_LOOKUP_NAMES_RODC_REFERRAL_TO_FULL_DC) {
551 return NT_STATUS_INVALID_PARAMETER;
552 }
553
554 *r->out.domains = NULL;
555
556 /* NOTE: the WSPP test suite tries SIDs with invalid revision numbers,
557 and expects NT_STATUS_INVALID_PARAMETER back - we just treat it as
558 an unknown SID. We could add a SID validator here. (tridge)
559 MS-DTYP 2.4.2
560 */
561
562 domains = talloc_zero(r->out.domains, struct lsa_RefDomainList);
563 if (domains == NULL) {
564 return NT_STATUS_NO_MEMORY;
565 }
566 *r->out.domains = domains;
567
568 r->out.names = talloc_zero(mem_ctx, struct lsa_TransNameArray2);
569 if (r->out.names == NULL) {
570 return NT_STATUS_NO_MEMORY;
571 }
572
573 *r->out.count = 0;
574
575 r->out.names->names = talloc_array(r->out.names, struct lsa_TranslatedName2,
576 r->in.sids->num_sids);
577 if (r->out.names->names == NULL) {
578 return NT_STATUS_NO_MEMORY;
579 }
580
581 for (i=0;i<r->in.sids->num_sids;i++) {
582 struct dom_sid *sid = r->in.sids->sids[i].sid;
583 char *sid_str = dom_sid_string(mem_ctx, sid);
584 const char *name, *authority_name;
585 enum lsa_SidType rtype;
586 uint32_t sid_index;
587 NTSTATUS status2;
588
589 r->out.names->count++;
590
591 r->out.names->names[i].sid_type = SID_NAME_UNKNOWN;
592 r->out.names->names[i].name.string = sid_str;
593 r->out.names->names[i].sid_index = 0xFFFFFFFF;
594 r->out.names->names[i].unknown = 0;
595
596 if (sid_str == NULL) {
597 r->out.names->names[i].name.string = "(SIDERROR)";
598 status = STATUS_SOME_UNMAPPED;
599 continue;
600 }
601
602 status2 = dcesrv_lsa_lookup_sid(state, mem_ctx, sid, sid_str,
603 &authority_name, &name, &rtype);
604 if (!NT_STATUS_IS_OK(status2)) {
605 status = STATUS_SOME_UNMAPPED;
606 continue;
607 }
608
609 /* set up the authority table */
610 status2 = dcesrv_lsa_authority_list(state, mem_ctx, rtype,
611 authority_name, sid,
612 domains, &sid_index);
613 if (!NT_STATUS_IS_OK(status2)) {
614 continue;
615 }
616
617 r->out.names->names[i].sid_type = rtype;
618 r->out.names->names[i].name.string = name;
619 r->out.names->names[i].sid_index = sid_index;
620 r->out.names->names[i].unknown = 0;
621
622 (*r->out.count)++;
623 }
624
625 if (*r->out.count == 0) {
626 return NT_STATUS_NONE_MAPPED;
627 }
628 if (*r->out.count != r->in.sids->num_sids) {
629 return STATUS_SOME_UNMAPPED;
630 }
631
632 return NT_STATUS_OK;
633 }
634
635 /*
636 lsa_LookupSids2
637 */
638 NTSTATUS dcesrv_lsa_LookupSids2(struct dcesrv_call_state *dce_call,
639 TALLOC_CTX *mem_ctx,
640 struct lsa_LookupSids2 *r)
641 {
642 enum dcerpc_transport_t transport = dce_call->conn->endpoint->ep_description->transport;
643 struct lsa_policy_state *state;
644 struct dcesrv_handle *h;
645
646 if (transport != NCACN_NP && transport != NCALRPC) {
647 DCESRV_FAULT(DCERPC_FAULT_ACCESS_DENIED);
648 }
649
650 DCESRV_PULL_HANDLE(h, r->in.handle, LSA_HANDLE_POLICY);
651
652 state = h->data;
653
654 return dcesrv_lsa_LookupSids_common(dce_call,
655 mem_ctx,
656 state,
657 r);
658 }
659
660
661 /*
662 lsa_LookupSids3
663
664 Identical to LookupSids2, but doesn't take a policy handle
665
666 */
667 NTSTATUS dcesrv_lsa_LookupSids3(struct dcesrv_call_state *dce_call,
668 TALLOC_CTX *mem_ctx,
669 struct lsa_LookupSids3 *r)
670 {
671 struct dcerpc_auth *auth_info = dce_call->conn->auth_state.auth_info;
672 struct lsa_policy_state *policy_state;
673 struct lsa_LookupSids2 q;
674 NTSTATUS status;
675
676 /*
677 * We don't have policy handles on this call. So this must be restricted
678 * to crypto connections only.
679 */
680 if (auth_info->auth_type != DCERPC_AUTH_TYPE_SCHANNEL ||
681 auth_info->auth_level < DCERPC_AUTH_LEVEL_INTEGRITY) {
682 DCESRV_FAULT(DCERPC_FAULT_ACCESS_DENIED);
683 }
684
685 status = dcesrv_lsa_get_policy_state(dce_call, mem_ctx, &policy_state);
686 if (!NT_STATUS_IS_OK(status)) {
687 return status;
688 }
689
690 ZERO_STRUCT(q);
691
692 q.in.handle = NULL;
693 q.in.sids = r->in.sids;
694 q.in.names = r->in.names;
695 q.in.level = r->in.level;
696 q.in.count = r->in.count;
697 q.in.lookup_options = r->in.lookup_options;
698 q.in.client_revision = r->in.client_revision;
699 q.out.count = r->out.count;
700 q.out.names = r->out.names;
701 q.out.domains = r->out.domains;
702
703 status = dcesrv_lsa_LookupSids_common(dce_call,
704 mem_ctx,
705 policy_state,
706 &q);
707
708 talloc_free(policy_state);
709
710 r->out.count = q.out.count;
711 r->out.names = q.out.names;
712 r->out.domains = q.out.domains;
713
714 return status;
715 }
716
717
718 /*
719 lsa_LookupSids
720 */
721 NTSTATUS dcesrv_lsa_LookupSids(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
722 struct lsa_LookupSids *r)
723 {
724 enum dcerpc_transport_t transport = dce_call->conn->endpoint->ep_description->transport;
725 struct lsa_LookupSids2 r2;
726 NTSTATUS status;
727 uint32_t i;
728
729 if (transport != NCACN_NP && transport != NCALRPC) {
730 DCESRV_FAULT(DCERPC_FAULT_ACCESS_DENIED);
731 }
732
733 ZERO_STRUCT(r2);
734
735 r2.in.handle = r->in.handle;
736 r2.in.sids = r->in.sids;
737 r2.in.names = NULL;
738 r2.in.level = r->in.level;
739 r2.in.count = r->in.count;
740 r2.in.lookup_options = 0;
741 r2.in.client_revision = 0;
742 r2.out.count = r->out.count;
743 r2.out.names = NULL;
744 r2.out.domains = r->out.domains;
745
746 status = dcesrv_lsa_LookupSids2(dce_call, mem_ctx, &r2);
747 /* we deliberately don't check for error from the above,
748 as even on error we are supposed to return the names */
749
750 r->out.domains = r2.out.domains;
751 if (!r2.out.names) {
752 r->out.names = NULL;
753 return status;
754 }
755
756 r->out.names = talloc(mem_ctx, struct lsa_TransNameArray);
757 if (r->out.names == NULL) {
758 return NT_STATUS_NO_MEMORY;
759 }
760 r->out.names->count = r2.out.names->count;
761 r->out.names->names = talloc_array(r->out.names, struct lsa_TranslatedName,
762 r->out.names->count);
763 if (r->out.names->names == NULL) {
764 return NT_STATUS_NO_MEMORY;
765 }
766 for (i=0;i<r->out.names->count;i++) {
767 r->out.names->names[i].sid_type = r2.out.names->names[i].sid_type;
768 r->out.names->names[i].name.string = r2.out.names->names[i].name.string;
769 r->out.names->names[i].sid_index = r2.out.names->names[i].sid_index;
770 }
771
772 return status;
773 }
774
775 static NTSTATUS dcesrv_lsa_LookupNames_common(struct dcesrv_call_state *dce_call,
776 TALLOC_CTX *mem_ctx,
777 struct lsa_policy_state *policy_state,
778 struct lsa_LookupNames3 *r)
779 {
780 struct loadparm_context *lp_ctx = dce_call->conn->dce_ctx->lp_ctx;
781 struct lsa_RefDomainList *domains;
782 uint32_t i;
783
784 if (r->in.level < LSA_LOOKUP_NAMES_ALL ||
785 r->in.level > LSA_LOOKUP_NAMES_RODC_REFERRAL_TO_FULL_DC) {
786 return NT_STATUS_INVALID_PARAMETER;
787 }
788
789 *r->out.domains = NULL;
790
791 domains = talloc_zero(mem_ctx, struct lsa_RefDomainList);
792 if (domains == NULL) {
793 return NT_STATUS_NO_MEMORY;
794 }
795 *r->out.domains = domains;
796
797 r->out.sids = talloc_zero(mem_ctx, struct lsa_TransSidArray3);
798 if (r->out.sids == NULL) {
799 return NT_STATUS_NO_MEMORY;
800 }
801
802 *r->out.count = 0;
803
804 r->out.sids->sids = talloc_array(r->out.sids, struct lsa_TranslatedSid3,
805 r->in.num_names);
806 if (r->out.sids->sids == NULL) {
807 return NT_STATUS_NO_MEMORY;
808 }
809
810 for (i=0;i<r->in.num_names;i++) {
811 const char *name = r->in.names[i].string;
812 const char *authority_name;
813 struct dom_sid *sid;
814 uint32_t sid_index, rid;
815 enum lsa_SidType rtype;
816 NTSTATUS status2;
817
818 r->out.sids->count++;
819
820 r->out.sids->sids[i].sid_type = SID_NAME_UNKNOWN;
821 r->out.sids->sids[i].sid = NULL;
822 r->out.sids->sids[i].sid_index = 0xFFFFFFFF;
823 r->out.sids->sids[i].flags = 0;
824
825 status2 = dcesrv_lsa_lookup_name(dce_call->event_ctx, lp_ctx, policy_state, mem_ctx, name,
826 &authority_name, &sid, &rtype, &rid);
827 if (!NT_STATUS_IS_OK(status2) || sid->num_auths == 0) {
828 continue;
829 }
830
831 status2 = dcesrv_lsa_authority_list(policy_state, mem_ctx, rtype, authority_name,
832 sid, domains, &sid_index);
833 if (!NT_STATUS_IS_OK(status2)) {
834 continue;
835 }
836
837 r->out.sids->sids[i].sid_type = rtype;
838 r->out.sids->sids[i].sid = sid;
839 r->out.sids->sids[i].sid_index = sid_index;
840 r->out.sids->sids[i].flags = 0;
841
842 (*r->out.count)++;
843 }
844
845 if (*r->out.count == 0) {
846 return NT_STATUS_NONE_MAPPED;
847 }
848 if (*r->out.count != r->in.num_names) {
849 return STATUS_SOME_UNMAPPED;
850 }
851
852 return NT_STATUS_OK;
853 }
854
855 /*
856 lsa_LookupNames3
857 */
858 NTSTATUS dcesrv_lsa_LookupNames3(struct dcesrv_call_state *dce_call,
859 TALLOC_CTX *mem_ctx,
860 struct lsa_LookupNames3 *r)
861 {
862 enum dcerpc_transport_t transport = dce_call->conn->endpoint->ep_description->transport;
863 struct lsa_policy_state *policy_state;
864 struct dcesrv_handle *policy_handle;
865
866 if (transport != NCACN_NP && transport != NCALRPC) {
867 DCESRV_FAULT(DCERPC_FAULT_ACCESS_DENIED);
868 }
869
870 DCESRV_PULL_HANDLE(policy_handle, r->in.handle, LSA_HANDLE_POLICY);
871
872 policy_state = policy_handle->data;
873
874 return dcesrv_lsa_LookupNames_common(dce_call,
875 mem_ctx,
876 policy_state,
877 r);
878 }
879
880 /*
881 lsa_LookupNames4
882
883 Identical to LookupNames3, but doesn't take a policy handle
884
885 */
886 NTSTATUS dcesrv_lsa_LookupNames4(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
887 struct lsa_LookupNames4 *r)
888 {
889 struct dcerpc_auth *auth_info = dce_call->conn->auth_state.auth_info;
890 struct lsa_policy_state *policy_state;
891 struct lsa_LookupNames3 q;
892 NTSTATUS status;
893
894 /*
895 * We don't have policy handles on this call. So this must be restricted
896 * to crypto connections only.
897 */
898 if (auth_info->auth_type != DCERPC_AUTH_TYPE_SCHANNEL ||
899 auth_info->auth_level < DCERPC_AUTH_LEVEL_INTEGRITY) {
900 DCESRV_FAULT(DCERPC_FAULT_ACCESS_DENIED);
901 }
902
903 status = dcesrv_lsa_get_policy_state(dce_call, mem_ctx, &policy_state);
904 if (!NT_STATUS_IS_OK(status)) {
905 return status;
906 }
907
908 ZERO_STRUCT(q);
909
910 q.in.handle = NULL;
911 q.in.num_names = r->in.num_names;
912 q.in.names = r->in.names;
913 q.in.level = r->in.level;
914 q.in.sids = r->in.sids;
915 q.in.count = r->in.count;
916 q.in.lookup_options = r->in.lookup_options;
917 q.in.client_revision = r->in.client_revision;
918
919 q.out.count = r->out.count;
920 q.out.sids = r->out.sids;
921 q.out.domains = r->out.domains;
922
923 status = dcesrv_lsa_LookupNames_common(dce_call,
924 mem_ctx,
925 policy_state,
926 &q);
927
928 talloc_free(policy_state);
929
930 r->out.count = q.out.count;
931 r->out.sids = q.out.sids;
932 r->out.domains = q.out.domains;
933
934 return status;
935 }
936
937 /*
938 lsa_LookupNames2
939 */
940 NTSTATUS dcesrv_lsa_LookupNames2(struct dcesrv_call_state *dce_call,
941 TALLOC_CTX *mem_ctx,
942 struct lsa_LookupNames2 *r)
943 {
944 enum dcerpc_transport_t transport = dce_call->conn->endpoint->ep_description->transport;
945 struct lsa_policy_state *state;
946 struct dcesrv_handle *h;
947 uint32_t i;
948 struct loadparm_context *lp_ctx = dce_call->conn->dce_ctx->lp_ctx;
949 struct lsa_RefDomainList *domains;
950
951 if (transport != NCACN_NP && transport != NCALRPC) {
952 DCESRV_FAULT(DCERPC_FAULT_ACCESS_DENIED);
953 }
954
955 *r->out.domains = NULL;
956
957 DCESRV_PULL_HANDLE(h, r->in.handle, LSA_HANDLE_POLICY);
958
959 if (r->in.level < LSA_LOOKUP_NAMES_ALL ||
960 r->in.level > LSA_LOOKUP_NAMES_RODC_REFERRAL_TO_FULL_DC) {
961 return NT_STATUS_INVALID_PARAMETER;
962 }
963
964 state = h->data;
965
966 domains = talloc_zero(mem_ctx, struct lsa_RefDomainList);
967 if (domains == NULL) {
968 return NT_STATUS_NO_MEMORY;
969 }
970 *r->out.domains = domains;
971
972 r->out.sids = talloc_zero(mem_ctx, struct lsa_TransSidArray2);
973 if (r->out.sids == NULL) {
974 return NT_STATUS_NO_MEMORY;
975 }
976
977 *r->out.count = 0;
978
979 r->out.sids->sids = talloc_array(r->out.sids, struct lsa_TranslatedSid2,
980 r->in.num_names);
981 if (r->out.sids->sids == NULL) {
982 return NT_STATUS_NO_MEMORY;
983 }
984
985 for (i=0;i<r->in.num_names;i++) {
986 const char *name = r->in.names[i].string;
987 const char *authority_name;
988 struct dom_sid *sid;
989 uint32_t sid_index, rid=0;
990 enum lsa_SidType rtype;
991 NTSTATUS status2;
992
993 r->out.sids->count++;
994
995 r->out.sids->sids[i].sid_type = SID_NAME_UNKNOWN;
996 /* MS-LSAT 3.1.4.7 - rid zero is considered equivalent
997 to sid NULL - so we should return 0 rid for
998 unmapped entries */
999 r->out.sids->sids[i].rid = 0;
1000 r->out.sids->sids[i].sid_index = 0xFFFFFFFF;
1001 r->out.sids->sids[i].unknown = 0;
1002
1003 status2 = dcesrv_lsa_lookup_name(dce_call->event_ctx, lp_ctx, state, mem_ctx, name,
1004 &authority_name, &sid, &rtype, &rid);
1005 if (!NT_STATUS_IS_OK(status2)) {
1006 continue;
1007 }
1008
1009 status2 = dcesrv_lsa_authority_list(state, mem_ctx, rtype, authority_name,
1010 sid, domains, &sid_index);
1011 if (!NT_STATUS_IS_OK(status2)) {
1012 continue;
1013 }
1014
1015 r->out.sids->sids[i].sid_type = rtype;
1016 r->out.sids->sids[i].rid = rid;
1017 r->out.sids->sids[i].sid_index = sid_index;
1018 r->out.sids->sids[i].unknown = 0;
1019
1020 (*r->out.count)++;
1021 }
1022
1023 if (*r->out.count == 0) {
1024 return NT_STATUS_NONE_MAPPED;
1025 }
1026 if (*r->out.count != r->in.num_names) {
1027 return STATUS_SOME_UNMAPPED;
1028 }
1029
1030 return NT_STATUS_OK;
1031 }
1032
1033 /*
1034 lsa_LookupNames
1035 */
1036 NTSTATUS dcesrv_lsa_LookupNames(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
1037 struct lsa_LookupNames *r)
1038 {
1039 enum dcerpc_transport_t transport = dce_call->conn->endpoint->ep_description->transport;
1040 struct lsa_LookupNames2 r2;
1041 NTSTATUS status;
1042 uint32_t i;
1043
1044 if (transport != NCACN_NP && transport != NCALRPC) {
1045 DCESRV_FAULT(DCERPC_FAULT_ACCESS_DENIED);
1046 }
1047
1048 ZERO_STRUCT(r2);
1049
1050 r2.in.handle = r->in.handle;
1051 r2.in.num_names = r->in.num_names;
1052 r2.in.names = r->in.names;
1053 r2.in.sids = NULL;
1054 r2.in.level = r->in.level;
1055 r2.in.count = r->in.count;
1056 r2.in.lookup_options = 0;
1057 r2.in.client_revision = 0;
1058 r2.out.count = r->out.count;
1059 r2.out.domains = r->out.domains;
1060
1061 status = dcesrv_lsa_LookupNames2(dce_call, mem_ctx, &r2);
1062 if (r2.out.sids == NULL) {
1063 return status;
1064 }
1065
1066 r->out.sids = talloc(mem_ctx, struct lsa_TransSidArray);
1067 if (r->out.sids == NULL) {
1068 return NT_STATUS_NO_MEMORY;
1069 }
1070 r->out.sids->count = r2.out.sids->count;
1071 r->out.sids->sids = talloc_array(r->out.sids, struct lsa_TranslatedSid,
1072 r->out.sids->count);
1073 if (r->out.sids->sids == NULL) {
1074 return NT_STATUS_NO_MEMORY;
1075 }
1076 for (i=0;i<r->out.sids->count;i++) {
1077 r->out.sids->sids[i].sid_type = r2.out.sids->sids[i].sid_type;
1078 r->out.sids->sids[i].rid = r2.out.sids->sids[i].rid;
1079 r->out.sids->sids[i].sid_index = r2.out.sids->sids[i].sid_index;
1080 }
1081
1082 return status;
1083 }
1084
reg import