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selftest: test wbinfo -n and --gid-info with "NT Authority"
[Samba.git] / source4 / ldap_server / ldap_backend.c
blob39f1aa2a2a6248af2175adcacd510b577d6e3fbd
1 /*
2 Unix SMB/CIFS implementation.
3 LDAP server
4 Copyright (C) Stefan Metzmacher 2004
5 Copyright (C) Matthias Dieter Wallnöfer 2009
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
19 */
20
21 #include "includes.h"
22 #include "ldap_server/ldap_server.h"
23 #include "../lib/util/dlinklist.h"
24 #include "auth/credentials/credentials.h"
25 #include "auth/gensec/gensec.h"
26 #include "auth/gensec/gensec_internal.h" /* TODO: remove this */
27 #include "auth/common_auth.h"
28 #include "param/param.h"
29 #include "smbd/service_stream.h"
30 #include "dsdb/samdb/samdb.h"
31 #include <ldb_errors.h>
32 #include <ldb_module.h>
33 #include "ldb_wrap.h"
34 #include "lib/tsocket/tsocket.h"
35
36 static int map_ldb_error(TALLOC_CTX *mem_ctx, int ldb_err,
37 const char *add_err_string, const char **errstring)
38 {
39 WERROR err;
40
41 /* Certain LDB modules need to return very special WERROR codes. Proof
42 * for them here and if they exist skip the rest of the mapping. */
43 if (add_err_string != NULL) {
44 char *endptr;
45 strtol(add_err_string, &endptr, 16);
46 if (endptr != add_err_string) {
47 *errstring = add_err_string;
48 return ldb_err;
49 }
50 }
51
52 /* Otherwise we calculate here a generic, but appropriate WERROR. */
53
54 switch (ldb_err) {
55 case LDB_SUCCESS:
56 err = WERR_OK;
57 break;
58 case LDB_ERR_OPERATIONS_ERROR:
59 err = WERR_DS_OPERATIONS_ERROR;
60 break;
61 case LDB_ERR_PROTOCOL_ERROR:
62 err = WERR_DS_PROTOCOL_ERROR;
63 break;
64 case LDB_ERR_TIME_LIMIT_EXCEEDED:
65 err = WERR_DS_TIMELIMIT_EXCEEDED;
66 break;
67 case LDB_ERR_SIZE_LIMIT_EXCEEDED:
68 err = WERR_DS_SIZELIMIT_EXCEEDED;
69 break;
70 case LDB_ERR_COMPARE_FALSE:
71 err = WERR_DS_COMPARE_FALSE;
72 break;
73 case LDB_ERR_COMPARE_TRUE:
74 err = WERR_DS_COMPARE_TRUE;
75 break;
76 case LDB_ERR_AUTH_METHOD_NOT_SUPPORTED:
77 err = WERR_DS_AUTH_METHOD_NOT_SUPPORTED;
78 break;
79 case LDB_ERR_STRONG_AUTH_REQUIRED:
80 err = WERR_DS_STRONG_AUTH_REQUIRED;
81 break;
82 case LDB_ERR_REFERRAL:
83 err = WERR_DS_REFERRAL;
84 break;
85 case LDB_ERR_ADMIN_LIMIT_EXCEEDED:
86 err = WERR_DS_ADMIN_LIMIT_EXCEEDED;
87 break;
88 case LDB_ERR_UNSUPPORTED_CRITICAL_EXTENSION:
89 err = WERR_DS_UNAVAILABLE_CRIT_EXTENSION;
90 break;
91 case LDB_ERR_CONFIDENTIALITY_REQUIRED:
92 err = WERR_DS_CONFIDENTIALITY_REQUIRED;
93 break;
94 case LDB_ERR_SASL_BIND_IN_PROGRESS:
95 err = WERR_DS_BUSY;
96 break;
97 case LDB_ERR_NO_SUCH_ATTRIBUTE:
98 err = WERR_DS_NO_ATTRIBUTE_OR_VALUE;
99 break;
100 case LDB_ERR_UNDEFINED_ATTRIBUTE_TYPE:
101 err = WERR_DS_ATTRIBUTE_TYPE_UNDEFINED;
102 break;
103 case LDB_ERR_INAPPROPRIATE_MATCHING:
104 err = WERR_DS_INAPPROPRIATE_MATCHING;
105 break;
106 case LDB_ERR_CONSTRAINT_VIOLATION:
107 err = WERR_DS_CONSTRAINT_VIOLATION;
108 break;
109 case LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS:
110 err = WERR_DS_ATTRIBUTE_OR_VALUE_EXISTS;
111 break;
112 case LDB_ERR_INVALID_ATTRIBUTE_SYNTAX:
113 err = WERR_DS_INVALID_ATTRIBUTE_SYNTAX;
114 break;
115 case LDB_ERR_NO_SUCH_OBJECT:
116 err = WERR_DS_NO_SUCH_OBJECT;
117 break;
118 case LDB_ERR_ALIAS_PROBLEM:
119 err = WERR_DS_ALIAS_PROBLEM;
120 break;
121 case LDB_ERR_INVALID_DN_SYNTAX:
122 err = WERR_DS_INVALID_DN_SYNTAX;
123 break;
124 case LDB_ERR_ALIAS_DEREFERENCING_PROBLEM:
125 err = WERR_DS_ALIAS_DEREF_PROBLEM;
126 break;
127 case LDB_ERR_INAPPROPRIATE_AUTHENTICATION:
128 err = WERR_DS_INAPPROPRIATE_AUTH;
129 break;
130 case LDB_ERR_INVALID_CREDENTIALS:
131 err = WERR_ACCESS_DENIED;
132 break;
133 case LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS:
134 err = WERR_DS_INSUFF_ACCESS_RIGHTS;
135 break;
136 case LDB_ERR_BUSY:
137 err = WERR_DS_BUSY;
138 break;
139 case LDB_ERR_UNAVAILABLE:
140 err = WERR_DS_UNAVAILABLE;
141 break;
142 case LDB_ERR_UNWILLING_TO_PERFORM:
143 err = WERR_DS_UNWILLING_TO_PERFORM;
144 break;
145 case LDB_ERR_LOOP_DETECT:
146 err = WERR_DS_LOOP_DETECT;
147 break;
148 case LDB_ERR_NAMING_VIOLATION:
149 err = WERR_DS_NAMING_VIOLATION;
150 break;
151 case LDB_ERR_OBJECT_CLASS_VIOLATION:
152 err = WERR_DS_OBJ_CLASS_VIOLATION;
153 break;
154 case LDB_ERR_NOT_ALLOWED_ON_NON_LEAF:
155 err = WERR_DS_CANT_ON_NON_LEAF;
156 break;
157 case LDB_ERR_NOT_ALLOWED_ON_RDN:
158 err = WERR_DS_CANT_ON_RDN;
159 break;
160 case LDB_ERR_ENTRY_ALREADY_EXISTS:
161 err = WERR_DS_OBJ_STRING_NAME_EXISTS;
162 break;
163 case LDB_ERR_OBJECT_CLASS_MODS_PROHIBITED:
164 err = WERR_DS_CANT_MOD_OBJ_CLASS;
165 break;
166 case LDB_ERR_AFFECTS_MULTIPLE_DSAS:
167 err = WERR_DS_AFFECTS_MULTIPLE_DSAS;
168 break;
169 default:
170 err = WERR_DS_GENERIC_ERROR;
171 break;
172 }
173
174 *errstring = talloc_asprintf(mem_ctx, "%08X: %s", W_ERROR_V(err),
175 add_err_string != NULL ? add_err_string : ldb_strerror(ldb_err));
176
177 /* result is 1:1 for now */
178 return ldb_err;
179 }
180
181 /*
182 connect to the sam database
183 */
184 int ldapsrv_backend_Init(struct ldapsrv_connection *conn,
185 char **errstring)
186 {
187 int ret = samdb_connect_url(conn,
188 conn->connection->event.ctx,
189 conn->lp_ctx,
190 conn->session_info,
191 conn->global_catalog ? LDB_FLG_RDONLY : 0,
192 "sam.ldb",
193 conn->connection->remote_address,
194 &conn->ldb,
195 errstring);
196 if (ret != LDB_SUCCESS) {
197 return ret;
198 }
199
200 if (conn->server_credentials) {
201 char **sasl_mechs = NULL;
202 const struct gensec_security_ops * const *backends = gensec_security_all();
203 const struct gensec_security_ops **ops
204 = gensec_use_kerberos_mechs(conn, backends, conn->server_credentials);
205 unsigned int i, j = 0;
206 for (i = 0; ops && ops[i]; i++) {
207 if (!lpcfg_parm_bool(conn->lp_ctx, NULL, "gensec", ops[i]->name, ops[i]->enabled))
208 continue;
209
210 if (ops[i]->sasl_name && ops[i]->server_start) {
211 char *sasl_name = talloc_strdup(conn, ops[i]->sasl_name);
212
213 if (!sasl_name) {
214 return LDB_ERR_OPERATIONS_ERROR;
215 }
216 sasl_mechs = talloc_realloc(conn, sasl_mechs, char *, j + 2);
217 if (!sasl_mechs) {
218 return LDB_ERR_OPERATIONS_ERROR;
219 }
220 sasl_mechs[j] = sasl_name;
221 talloc_steal(sasl_mechs, sasl_name);
222 sasl_mechs[j+1] = NULL;
223 j++;
224 }
225 }
226 talloc_unlink(conn, ops);
227
228 /* ldb can have a different lifetime to conn, so we
229 need to ensure that sasl_mechs lives as long as the
230 ldb does */
231 talloc_steal(conn->ldb, sasl_mechs);
232
233 ldb_set_opaque(conn->ldb, "supportedSASLMechanisms", sasl_mechs);
234 }
235
236 return LDB_SUCCESS;
237 }
238
239 struct ldapsrv_reply *ldapsrv_init_reply(struct ldapsrv_call *call, uint8_t type)
240 {
241 struct ldapsrv_reply *reply;
242
243 reply = talloc_zero(call, struct ldapsrv_reply);
244 if (!reply) {
245 return NULL;
246 }
247 reply->msg = talloc_zero(reply, struct ldap_message);
248 if (reply->msg == NULL) {
249 talloc_free(reply);
250 return NULL;
251 }
252
253 reply->msg->messageid = call->request->messageid;
254 reply->msg->type = type;
255 reply->msg->controls = NULL;
256
257 return reply;
258 }
259
260 void ldapsrv_queue_reply(struct ldapsrv_call *call, struct ldapsrv_reply *reply)
261 {
262 DLIST_ADD_END(call->replies, reply);
263 }
264
265 static NTSTATUS ldapsrv_unwilling(struct ldapsrv_call *call, int error)
266 {
267 struct ldapsrv_reply *reply;
268 struct ldap_ExtendedResponse *r;
269
270 DEBUG(10,("Unwilling type[%d] id[%d]\n", call->request->type, call->request->messageid));
271
272 reply = ldapsrv_init_reply(call, LDAP_TAG_ExtendedResponse);
273 if (!reply) {
274 return NT_STATUS_NO_MEMORY;
275 }
276
277 r = &reply->msg->r.ExtendedResponse;
278 r->response.resultcode = error;
279 r->response.dn = NULL;
280 r->response.errormessage = NULL;
281 r->response.referral = NULL;
282 r->oid = NULL;
283 r->value = NULL;
284
285 ldapsrv_queue_reply(call, reply);
286 return NT_STATUS_OK;
287 }
288
289 static int ldapsrv_add_with_controls(struct ldapsrv_call *call,
290 const struct ldb_message *message,
291 struct ldb_control **controls,
292 struct ldb_result *res)
293 {
294 struct ldb_context *ldb = call->conn->ldb;
295 struct ldb_request *req;
296 int ret;
297
298 ret = ldb_msg_sanity_check(ldb, message);
299 if (ret != LDB_SUCCESS) {
300 return ret;
301 }
302
303 ret = ldb_build_add_req(&req, ldb, ldb,
304 message,
305 controls,
306 res,
307 ldb_modify_default_callback,
308 NULL);
309
310 if (ret != LDB_SUCCESS) return ret;
311
312 if (call->conn->global_catalog) {
313 return ldb_error(ldb, LDB_ERR_UNWILLING_TO_PERFORM, "modify forbidden on global catalog port");
314 }
315 ldb_request_add_control(req, DSDB_CONTROL_NO_GLOBAL_CATALOG, false, NULL);
316
317 ret = ldb_transaction_start(ldb);
318 if (ret != LDB_SUCCESS) {
319 return ret;
320 }
321
322 if (!call->conn->is_privileged) {
323 ldb_req_mark_untrusted(req);
324 }
325
326 LDB_REQ_SET_LOCATION(req);
327
328 ret = ldb_request(ldb, req);
329 if (ret == LDB_SUCCESS) {
330 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
331 }
332
333 if (ret == LDB_SUCCESS) {
334 ret = ldb_transaction_commit(ldb);
335 }
336 else {
337 ldb_transaction_cancel(ldb);
338 }
339
340 talloc_free(req);
341 return ret;
342 }
343
344 /* create and execute a modify request */
345 static int ldapsrv_mod_with_controls(struct ldapsrv_call *call,
346 const struct ldb_message *message,
347 struct ldb_control **controls,
348 struct ldb_result *res)
349 {
350 struct ldb_context *ldb = call->conn->ldb;
351 struct ldb_request *req;
352 int ret;
353
354 ret = ldb_msg_sanity_check(ldb, message);
355 if (ret != LDB_SUCCESS) {
356 return ret;
357 }
358
359 ret = ldb_build_mod_req(&req, ldb, ldb,
360 message,
361 controls,
362 res,
363 ldb_modify_default_callback,
364 NULL);
365
366 if (ret != LDB_SUCCESS) {
367 return ret;
368 }
369
370 if (call->conn->global_catalog) {
371 return ldb_error(ldb, LDB_ERR_UNWILLING_TO_PERFORM, "modify forbidden on global catalog port");
372 }
373 ldb_request_add_control(req, DSDB_CONTROL_NO_GLOBAL_CATALOG, false, NULL);
374
375 ret = ldb_transaction_start(ldb);
376 if (ret != LDB_SUCCESS) {
377 return ret;
378 }
379
380 if (!call->conn->is_privileged) {
381 ldb_req_mark_untrusted(req);
382 }
383
384 LDB_REQ_SET_LOCATION(req);
385
386 ret = ldb_request(ldb, req);
387 if (ret == LDB_SUCCESS) {
388 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
389 }
390
391 if (ret == LDB_SUCCESS) {
392 ret = ldb_transaction_commit(ldb);
393 }
394 else {
395 ldb_transaction_cancel(ldb);
396 }
397
398 talloc_free(req);
399 return ret;
400 }
401
402 /* create and execute a delete request */
403 static int ldapsrv_del_with_controls(struct ldapsrv_call *call,
404 struct ldb_dn *dn,
405 struct ldb_control **controls,
406 struct ldb_result *res)
407 {
408 struct ldb_context *ldb = call->conn->ldb;
409 struct ldb_request *req;
410 int ret;
411
412 ret = ldb_build_del_req(&req, ldb, ldb,
413 dn,
414 controls,
415 res,
416 ldb_modify_default_callback,
417 NULL);
418
419 if (ret != LDB_SUCCESS) return ret;
420
421 if (call->conn->global_catalog) {
422 return ldb_error(ldb, LDB_ERR_UNWILLING_TO_PERFORM, "modify forbidden on global catalog port");
423 }
424 ldb_request_add_control(req, DSDB_CONTROL_NO_GLOBAL_CATALOG, false, NULL);
425
426 ret = ldb_transaction_start(ldb);
427 if (ret != LDB_SUCCESS) {
428 return ret;
429 }
430
431 if (!call->conn->is_privileged) {
432 ldb_req_mark_untrusted(req);
433 }
434
435 LDB_REQ_SET_LOCATION(req);
436
437 ret = ldb_request(ldb, req);
438 if (ret == LDB_SUCCESS) {
439 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
440 }
441
442 if (ret == LDB_SUCCESS) {
443 ret = ldb_transaction_commit(ldb);
444 }
445 else {
446 ldb_transaction_cancel(ldb);
447 }
448
449 talloc_free(req);
450 return ret;
451 }
452
453 static int ldapsrv_rename_with_controls(struct ldapsrv_call *call,
454 struct ldb_dn *olddn,
455 struct ldb_dn *newdn,
456 struct ldb_control **controls,
457 struct ldb_result *res)
458 {
459 struct ldb_context *ldb = call->conn->ldb;
460 struct ldb_request *req;
461 int ret;
462
463 ret = ldb_build_rename_req(&req, ldb, ldb,
464 olddn,
465 newdn,
466 controls,
467 res,
468 ldb_modify_default_callback,
469 NULL);
470
471 if (ret != LDB_SUCCESS) return ret;
472
473 if (call->conn->global_catalog) {
474 return ldb_error(ldb, LDB_ERR_UNWILLING_TO_PERFORM, "modify forbidden on global catalog port");
475 }
476 ldb_request_add_control(req, DSDB_CONTROL_NO_GLOBAL_CATALOG, false, NULL);
477
478 ret = ldb_transaction_start(ldb);
479 if (ret != LDB_SUCCESS) {
480 return ret;
481 }
482
483 if (!call->conn->is_privileged) {
484 ldb_req_mark_untrusted(req);
485 }
486
487 LDB_REQ_SET_LOCATION(req);
488
489 ret = ldb_request(ldb, req);
490 if (ret == LDB_SUCCESS) {
491 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
492 }
493
494 if (ret == LDB_SUCCESS) {
495 ret = ldb_transaction_commit(ldb);
496 }
497 else {
498 ldb_transaction_cancel(ldb);
499 }
500
501 talloc_free(req);
502 return ret;
503 }
504
505 static NTSTATUS ldapsrv_SearchRequest(struct ldapsrv_call *call)
506 {
507 struct ldap_SearchRequest *req = &call->request->r.SearchRequest;
508 struct ldap_SearchResEntry *ent;
509 struct ldap_Result *done;
510 struct ldapsrv_reply *ent_r, *done_r;
511 TALLOC_CTX *local_ctx;
512 struct ldb_context *samdb = talloc_get_type(call->conn->ldb, struct ldb_context);
513 struct ldb_dn *basedn;
514 struct ldb_result *res = NULL;
515 struct ldb_request *lreq;
516 struct ldb_control *search_control;
517 struct ldb_search_options_control *search_options;
518 struct ldb_control *extended_dn_control;
519 struct ldb_extended_dn_control *extended_dn_decoded = NULL;
520 struct ldb_control *notification_control = NULL;
521 enum ldb_scope scope = LDB_SCOPE_DEFAULT;
522 const char **attrs = NULL;
523 const char *scope_str, *errstr = NULL;
524 int success_limit = 1;
525 int result = -1;
526 int ldb_ret = -1;
527 unsigned int i, j;
528 int extended_type = 1;
529
530 DEBUG(10, ("SearchRequest"));
531 DEBUGADD(10, (" basedn: %s", req->basedn));
532 DEBUGADD(10, (" filter: %s\n", ldb_filter_from_tree(call, req->tree)));
533
534 local_ctx = talloc_new(call);
535 NT_STATUS_HAVE_NO_MEMORY(local_ctx);
536
537 basedn = ldb_dn_new(local_ctx, samdb, req->basedn);
538 NT_STATUS_HAVE_NO_MEMORY(basedn);
539
540 DEBUG(10, ("SearchRequest: basedn: [%s]\n", req->basedn));
541 DEBUG(10, ("SearchRequest: filter: [%s]\n", ldb_filter_from_tree(call, req->tree)));
542
543 switch (req->scope) {
544 case LDAP_SEARCH_SCOPE_BASE:
545 scope_str = "BASE";
546 scope = LDB_SCOPE_BASE;
547 success_limit = 0;
548 break;
549 case LDAP_SEARCH_SCOPE_SINGLE:
550 scope_str = "ONE";
551 scope = LDB_SCOPE_ONELEVEL;
552 success_limit = 0;
553 break;
554 case LDAP_SEARCH_SCOPE_SUB:
555 scope_str = "SUB";
556 scope = LDB_SCOPE_SUBTREE;
557 success_limit = 0;
558 break;
559 default:
560 result = LDAP_PROTOCOL_ERROR;
561 map_ldb_error(local_ctx, LDB_ERR_PROTOCOL_ERROR, NULL,
562 &errstr);
563 errstr = talloc_asprintf(local_ctx,
564 "%s. Invalid scope", errstr);
565 goto reply;
566 }
567 DEBUG(10,("SearchRequest: scope: [%s]\n", scope_str));
568
569 if (req->num_attributes >= 1) {
570 attrs = talloc_array(local_ctx, const char *, req->num_attributes+1);
571 NT_STATUS_HAVE_NO_MEMORY(attrs);
572
573 for (i=0; i < req->num_attributes; i++) {
574 DEBUG(10,("SearchRequest: attrs: [%s]\n",req->attributes[i]));
575 attrs[i] = req->attributes[i];
576 }
577 attrs[i] = NULL;
578 }
579
580 DEBUG(5,("ldb_request %s dn=%s filter=%s\n",
581 scope_str, req->basedn, ldb_filter_from_tree(call, req->tree)));
582
583 res = talloc_zero(local_ctx, struct ldb_result);
584 NT_STATUS_HAVE_NO_MEMORY(res);
585
586 ldb_ret = ldb_build_search_req_ex(&lreq, samdb, local_ctx,
587 basedn, scope,
588 req->tree, attrs,
589 call->request->controls,
590 res, ldb_search_default_callback,
591 NULL);
592
593 if (ldb_ret != LDB_SUCCESS) {
594 goto reply;
595 }
596
597 if (call->conn->global_catalog) {
598 search_control = ldb_request_get_control(lreq, LDB_CONTROL_SEARCH_OPTIONS_OID);
599
600 search_options = NULL;
601 if (search_control) {
602 search_options = talloc_get_type(search_control->data, struct ldb_search_options_control);
603 search_options->search_options |= LDB_SEARCH_OPTION_PHANTOM_ROOT;
604 } else {
605 search_options = talloc(lreq, struct ldb_search_options_control);
606 NT_STATUS_HAVE_NO_MEMORY(search_options);
607 search_options->search_options = LDB_SEARCH_OPTION_PHANTOM_ROOT;
608 ldb_request_add_control(lreq, LDB_CONTROL_SEARCH_OPTIONS_OID, false, search_options);
609 }
610 } else {
611 ldb_request_add_control(lreq, DSDB_CONTROL_NO_GLOBAL_CATALOG, false, NULL);
612 }
613
614 extended_dn_control = ldb_request_get_control(lreq, LDB_CONTROL_EXTENDED_DN_OID);
615
616 if (extended_dn_control) {
617 if (extended_dn_control->data) {
618 extended_dn_decoded = talloc_get_type(extended_dn_control->data, struct ldb_extended_dn_control);
619 extended_type = extended_dn_decoded->type;
620 } else {
621 extended_type = 0;
622 }
623 }
624
625 notification_control = ldb_request_get_control(lreq, LDB_CONTROL_NOTIFICATION_OID);
626 if (notification_control != NULL) {
627 const struct ldapsrv_call *pc = NULL;
628 size_t count = 0;
629
630 for (pc = call->conn->pending_calls; pc != NULL; pc = pc->next) {
631 count += 1;
632 }
633
634 if (count >= call->conn->limits.max_notifications) {
635 DEBUG(10,("SearchRequest: error MaxNotificationPerConn\n"));
636 result = map_ldb_error(local_ctx,
637 LDB_ERR_ADMIN_LIMIT_EXCEEDED,
638 "MaxNotificationPerConn reached",
639 &errstr);
640 goto reply;
641 }
642
643 /*
644 * For now we need to do periodic retries on our own.
645 * As the dsdb_notification module will return after each run.
646 */
647 call->notification.busy = true;
648 }
649
650 ldb_set_timeout(samdb, lreq, req->timelimit);
651
652 if (!call->conn->is_privileged) {
653 ldb_req_mark_untrusted(lreq);
654 }
655
656 LDB_REQ_SET_LOCATION(lreq);
657
658 ldb_ret = ldb_request(samdb, lreq);
659
660 if (ldb_ret != LDB_SUCCESS) {
661 goto reply;
662 }
663
664 ldb_ret = ldb_wait(lreq->handle, LDB_WAIT_ALL);
665
666 if (ldb_ret == LDB_SUCCESS) {
667 for (i = 0; i < res->count; i++) {
668 ent_r = ldapsrv_init_reply(call, LDAP_TAG_SearchResultEntry);
669 NT_STATUS_HAVE_NO_MEMORY(ent_r);
670
671 /* Better to have the whole message kept here,
672 * than to find someone further up didn't put
673 * a value in the right spot in the talloc tree */
674 talloc_steal(ent_r, res->msgs[i]);
675
676 ent = &ent_r->msg->r.SearchResultEntry;
677 ent->dn = ldb_dn_get_extended_linearized(ent_r, res->msgs[i]->dn, extended_type);
678 ent->num_attributes = 0;
679 ent->attributes = NULL;
680 if (res->msgs[i]->num_elements == 0) {
681 goto queue_reply;
682 }
683 ent->num_attributes = res->msgs[i]->num_elements;
684 ent->attributes = talloc_array(ent_r, struct ldb_message_element, ent->num_attributes);
685 NT_STATUS_HAVE_NO_MEMORY(ent->attributes);
686 for (j=0; j < ent->num_attributes; j++) {
687 ent->attributes[j].name = res->msgs[i]->elements[j].name;
688 ent->attributes[j].num_values = 0;
689 ent->attributes[j].values = NULL;
690 if (req->attributesonly && (res->msgs[i]->elements[j].num_values == 0)) {
691 continue;
692 }
693 ent->attributes[j].num_values = res->msgs[i]->elements[j].num_values;
694 ent->attributes[j].values = res->msgs[i]->elements[j].values;
695 }
696 queue_reply:
697 ldapsrv_queue_reply(call, ent_r);
698 }
699
700 if (call->notification.busy) {
701 /* Move/Add it to the end */
702 DLIST_DEMOTE(call->conn->pending_calls, call);
703 call->notification.generation =
704 call->conn->service->notification.generation;
705
706 if (res->count != 0) {
707 call->notification.generation += 1;
708 ldapsrv_notification_retry_setup(call->conn->service,
709 true);
710 }
711
712 talloc_free(local_ctx);
713 return NT_STATUS_OK;
714 }
715
716 /* Send back referrals if they do exist (search operations) */
717 if (res->refs != NULL) {
718 char **ref;
719 struct ldap_SearchResRef *ent_ref;
720
721 for (ref = res->refs; *ref != NULL; ++ref) {
722 ent_r = ldapsrv_init_reply(call, LDAP_TAG_SearchResultReference);
723 NT_STATUS_HAVE_NO_MEMORY(ent_r);
724
725 /* Better to have the whole referrals kept here,
726 * than to find someone further up didn't put
727 * a value in the right spot in the talloc tree
728 */
729 talloc_steal(ent_r, *ref);
730
731 ent_ref = &ent_r->msg->r.SearchResultReference;
732 ent_ref->referral = *ref;
733
734 ldapsrv_queue_reply(call, ent_r);
735 }
736 }
737 }
738
739 reply:
740 DLIST_REMOVE(call->conn->pending_calls, call);
741 call->notification.busy = false;
742
743 done_r = ldapsrv_init_reply(call, LDAP_TAG_SearchResultDone);
744 NT_STATUS_HAVE_NO_MEMORY(done_r);
745
746 done = &done_r->msg->r.SearchResultDone;
747 done->dn = NULL;
748 done->referral = NULL;
749
750 if (result != -1) {
751 } else if (ldb_ret == LDB_SUCCESS) {
752 if (res->count >= success_limit) {
753 DEBUG(10,("SearchRequest: results: [%d]\n", res->count));
754 result = LDAP_SUCCESS;
755 errstr = NULL;
756 }
757 if (res->controls) {
758 done_r->msg->controls = res->controls;
759 talloc_steal(done_r, res->controls);
760 }
761 } else {
762 DEBUG(10,("SearchRequest: error\n"));
763 result = map_ldb_error(local_ctx, ldb_ret, ldb_errstring(samdb),
764 &errstr);
765 }
766
767 done->resultcode = result;
768 done->errormessage = (errstr?talloc_strdup(done_r, errstr):NULL);
769
770 talloc_free(local_ctx);
771
772 ldapsrv_queue_reply(call, done_r);
773 return NT_STATUS_OK;
774 }
775
776 static NTSTATUS ldapsrv_ModifyRequest(struct ldapsrv_call *call)
777 {
778 struct ldap_ModifyRequest *req = &call->request->r.ModifyRequest;
779 struct ldap_Result *modify_result;
780 struct ldapsrv_reply *modify_reply;
781 TALLOC_CTX *local_ctx;
782 struct ldb_context *samdb = call->conn->ldb;
783 struct ldb_message *msg = NULL;
784 struct ldb_dn *dn;
785 const char *errstr = NULL;
786 int result = LDAP_SUCCESS;
787 int ldb_ret;
788 unsigned int i,j;
789 struct ldb_result *res = NULL;
790
791 DEBUG(10, ("ModifyRequest"));
792 DEBUGADD(10, (" dn: %s\n", req->dn));
793
794 local_ctx = talloc_named(call, 0, "ModifyRequest local memory context");
795 NT_STATUS_HAVE_NO_MEMORY(local_ctx);
796
797 dn = ldb_dn_new(local_ctx, samdb, req->dn);
798 NT_STATUS_HAVE_NO_MEMORY(dn);
799
800 DEBUG(10, ("ModifyRequest: dn: [%s]\n", req->dn));
801
802 msg = talloc(local_ctx, struct ldb_message);
803 NT_STATUS_HAVE_NO_MEMORY(msg);
804
805 msg->dn = dn;
806 msg->num_elements = 0;
807 msg->elements = NULL;
808
809 if (req->num_mods > 0) {
810 msg->num_elements = req->num_mods;
811 msg->elements = talloc_array(msg, struct ldb_message_element, req->num_mods);
812 NT_STATUS_HAVE_NO_MEMORY(msg->elements);
813
814 for (i=0; i < msg->num_elements; i++) {
815 msg->elements[i].name = discard_const_p(char, req->mods[i].attrib.name);
816 msg->elements[i].num_values = 0;
817 msg->elements[i].values = NULL;
818
819 switch (req->mods[i].type) {
820 default:
821 result = LDAP_PROTOCOL_ERROR;
822 map_ldb_error(local_ctx,
823 LDB_ERR_PROTOCOL_ERROR, NULL, &errstr);
824 errstr = talloc_asprintf(local_ctx,
825 "%s. Invalid LDAP_MODIFY_* type", errstr);
826 goto reply;
827 case LDAP_MODIFY_ADD:
828 msg->elements[i].flags = LDB_FLAG_MOD_ADD;
829 break;
830 case LDAP_MODIFY_DELETE:
831 msg->elements[i].flags = LDB_FLAG_MOD_DELETE;
832 break;
833 case LDAP_MODIFY_REPLACE:
834 msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
835 break;
836 }
837
838 msg->elements[i].num_values = req->mods[i].attrib.num_values;
839 if (msg->elements[i].num_values > 0) {
840 msg->elements[i].values = talloc_array(msg->elements, struct ldb_val,
841 msg->elements[i].num_values);
842 NT_STATUS_HAVE_NO_MEMORY(msg->elements[i].values);
843
844 for (j=0; j < msg->elements[i].num_values; j++) {
845 msg->elements[i].values[j].length = req->mods[i].attrib.values[j].length;
846 msg->elements[i].values[j].data = req->mods[i].attrib.values[j].data;
847 }
848 }
849 }
850 }
851
852 reply:
853 modify_reply = ldapsrv_init_reply(call, LDAP_TAG_ModifyResponse);
854 NT_STATUS_HAVE_NO_MEMORY(modify_reply);
855
856 if (result == LDAP_SUCCESS) {
857 res = talloc_zero(local_ctx, struct ldb_result);
858 NT_STATUS_HAVE_NO_MEMORY(res);
859 ldb_ret = ldapsrv_mod_with_controls(call, msg, call->request->controls, res);
860 result = map_ldb_error(local_ctx, ldb_ret, ldb_errstring(samdb),
861 &errstr);
862 }
863
864 modify_result = &modify_reply->msg->r.ModifyResponse;
865 modify_result->dn = NULL;
866 if ((res != NULL) && (res->refs != NULL)) {
867 modify_result->resultcode = map_ldb_error(local_ctx,
868 LDB_ERR_REFERRAL,
869 NULL, &errstr);
870 modify_result->errormessage = (errstr?talloc_strdup(modify_reply, errstr):NULL);
871 modify_result->referral = talloc_strdup(call, *res->refs);
872 } else {
873 modify_result->resultcode = result;
874 modify_result->errormessage = (errstr?talloc_strdup(modify_reply, errstr):NULL);
875 modify_result->referral = NULL;
876 }
877 talloc_free(local_ctx);
878
879 ldapsrv_queue_reply(call, modify_reply);
880 return NT_STATUS_OK;
881
882 }
883
884 static NTSTATUS ldapsrv_AddRequest(struct ldapsrv_call *call)
885 {
886 struct ldap_AddRequest *req = &call->request->r.AddRequest;
887 struct ldap_Result *add_result;
888 struct ldapsrv_reply *add_reply;
889 TALLOC_CTX *local_ctx;
890 struct ldb_context *samdb = call->conn->ldb;
891 struct ldb_message *msg = NULL;
892 struct ldb_dn *dn;
893 const char *errstr = NULL;
894 int result = LDAP_SUCCESS;
895 int ldb_ret;
896 unsigned int i,j;
897 struct ldb_result *res = NULL;
898
899 DEBUG(10, ("AddRequest"));
900 DEBUGADD(10, (" dn: %s\n", req->dn));
901
902 local_ctx = talloc_named(call, 0, "AddRequest local memory context");
903 NT_STATUS_HAVE_NO_MEMORY(local_ctx);
904
905 dn = ldb_dn_new(local_ctx, samdb, req->dn);
906 NT_STATUS_HAVE_NO_MEMORY(dn);
907
908 DEBUG(10, ("AddRequest: dn: [%s]\n", req->dn));
909
910 msg = talloc(local_ctx, struct ldb_message);
911 NT_STATUS_HAVE_NO_MEMORY(msg);
912
913 msg->dn = dn;
914 msg->num_elements = 0;
915 msg->elements = NULL;
916
917 if (req->num_attributes > 0) {
918 msg->num_elements = req->num_attributes;
919 msg->elements = talloc_array(msg, struct ldb_message_element, msg->num_elements);
920 NT_STATUS_HAVE_NO_MEMORY(msg->elements);
921
922 for (i=0; i < msg->num_elements; i++) {
923 msg->elements[i].name = discard_const_p(char, req->attributes[i].name);
924 msg->elements[i].flags = 0;
925 msg->elements[i].num_values = 0;
926 msg->elements[i].values = NULL;
927
928 if (req->attributes[i].num_values > 0) {
929 msg->elements[i].num_values = req->attributes[i].num_values;
930 msg->elements[i].values = talloc_array(msg->elements, struct ldb_val,
931 msg->elements[i].num_values);
932 NT_STATUS_HAVE_NO_MEMORY(msg->elements[i].values);
933
934 for (j=0; j < msg->elements[i].num_values; j++) {
935 msg->elements[i].values[j].length = req->attributes[i].values[j].length;
936 msg->elements[i].values[j].data = req->attributes[i].values[j].data;
937 }
938 }
939 }
940 }
941
942 add_reply = ldapsrv_init_reply(call, LDAP_TAG_AddResponse);
943 NT_STATUS_HAVE_NO_MEMORY(add_reply);
944
945 if (result == LDAP_SUCCESS) {
946 res = talloc_zero(local_ctx, struct ldb_result);
947 NT_STATUS_HAVE_NO_MEMORY(res);
948 ldb_ret = ldapsrv_add_with_controls(call, msg, call->request->controls, res);
949 result = map_ldb_error(local_ctx, ldb_ret, ldb_errstring(samdb),
950 &errstr);
951 }
952
953 add_result = &add_reply->msg->r.AddResponse;
954 add_result->dn = NULL;
955 if ((res != NULL) && (res->refs != NULL)) {
956 add_result->resultcode = map_ldb_error(local_ctx,
957 LDB_ERR_REFERRAL, NULL,
958 &errstr);
959 add_result->errormessage = (errstr?talloc_strdup(add_reply,errstr):NULL);
960 add_result->referral = talloc_strdup(call, *res->refs);
961 } else {
962 add_result->resultcode = result;
963 add_result->errormessage = (errstr?talloc_strdup(add_reply,errstr):NULL);
964 add_result->referral = NULL;
965 }
966 talloc_free(local_ctx);
967
968 ldapsrv_queue_reply(call, add_reply);
969 return NT_STATUS_OK;
970
971 }
972
973 static NTSTATUS ldapsrv_DelRequest(struct ldapsrv_call *call)
974 {
975 struct ldap_DelRequest *req = &call->request->r.DelRequest;
976 struct ldap_Result *del_result;
977 struct ldapsrv_reply *del_reply;
978 TALLOC_CTX *local_ctx;
979 struct ldb_context *samdb = call->conn->ldb;
980 struct ldb_dn *dn;
981 const char *errstr = NULL;
982 int result = LDAP_SUCCESS;
983 int ldb_ret;
984 struct ldb_result *res = NULL;
985
986 DEBUG(10, ("DelRequest"));
987 DEBUGADD(10, (" dn: %s\n", req->dn));
988
989 local_ctx = talloc_named(call, 0, "DelRequest local memory context");
990 NT_STATUS_HAVE_NO_MEMORY(local_ctx);
991
992 dn = ldb_dn_new(local_ctx, samdb, req->dn);
993 NT_STATUS_HAVE_NO_MEMORY(dn);
994
995 DEBUG(10, ("DelRequest: dn: [%s]\n", req->dn));
996
997 del_reply = ldapsrv_init_reply(call, LDAP_TAG_DelResponse);
998 NT_STATUS_HAVE_NO_MEMORY(del_reply);
999
1000 if (result == LDAP_SUCCESS) {
1001 res = talloc_zero(local_ctx, struct ldb_result);
1002 NT_STATUS_HAVE_NO_MEMORY(res);
1003 ldb_ret = ldapsrv_del_with_controls(call, dn, call->request->controls, res);
1004 result = map_ldb_error(local_ctx, ldb_ret, ldb_errstring(samdb),
1005 &errstr);
1006 }
1007
1008 del_result = &del_reply->msg->r.DelResponse;
1009 del_result->dn = NULL;
1010 if ((res != NULL) && (res->refs != NULL)) {
1011 del_result->resultcode = map_ldb_error(local_ctx,
1012 LDB_ERR_REFERRAL, NULL,
1013 &errstr);
1014 del_result->errormessage = (errstr?talloc_strdup(del_reply,errstr):NULL);
1015 del_result->referral = talloc_strdup(call, *res->refs);
1016 } else {
1017 del_result->resultcode = result;
1018 del_result->errormessage = (errstr?talloc_strdup(del_reply,errstr):NULL);
1019 del_result->referral = NULL;
1020 }
1021
1022 talloc_free(local_ctx);
1023
1024 ldapsrv_queue_reply(call, del_reply);
1025 return NT_STATUS_OK;
1026 }
1027
1028 static NTSTATUS ldapsrv_ModifyDNRequest(struct ldapsrv_call *call)
1029 {
1030 struct ldap_ModifyDNRequest *req = &call->request->r.ModifyDNRequest;
1031 struct ldap_Result *modifydn;
1032 struct ldapsrv_reply *modifydn_r;
1033 TALLOC_CTX *local_ctx;
1034 struct ldb_context *samdb = call->conn->ldb;
1035 struct ldb_dn *olddn, *newdn=NULL, *newrdn;
1036 struct ldb_dn *parentdn = NULL;
1037 const char *errstr = NULL;
1038 int result = LDAP_SUCCESS;
1039 int ldb_ret;
1040 struct ldb_result *res = NULL;
1041
1042 DEBUG(10, ("ModifyDNRequest"));
1043 DEBUGADD(10, (" dn: %s", req->dn));
1044 DEBUGADD(10, (" newrdn: %s\n", req->newrdn));
1045
1046 local_ctx = talloc_named(call, 0, "ModifyDNRequest local memory context");
1047 NT_STATUS_HAVE_NO_MEMORY(local_ctx);
1048
1049 olddn = ldb_dn_new(local_ctx, samdb, req->dn);
1050 NT_STATUS_HAVE_NO_MEMORY(olddn);
1051
1052 newrdn = ldb_dn_new(local_ctx, samdb, req->newrdn);
1053 NT_STATUS_HAVE_NO_MEMORY(newrdn);
1054
1055 DEBUG(10, ("ModifyDNRequest: olddn: [%s]\n", req->dn));
1056 DEBUG(10, ("ModifyDNRequest: newrdn: [%s]\n", req->newrdn));
1057
1058 if (ldb_dn_get_comp_num(newrdn) == 0) {
1059 result = LDAP_PROTOCOL_ERROR;
1060 map_ldb_error(local_ctx, LDB_ERR_PROTOCOL_ERROR, NULL,
1061 &errstr);
1062 goto reply;
1063 }
1064
1065 if (ldb_dn_get_comp_num(newrdn) > 1) {
1066 result = LDAP_NAMING_VIOLATION;
1067 map_ldb_error(local_ctx, LDB_ERR_NAMING_VIOLATION, NULL,
1068 &errstr);
1069 goto reply;
1070 }
1071
1072 /* we can't handle the rename if we should not remove the old dn */
1073 if (!req->deleteolddn) {
1074 result = LDAP_UNWILLING_TO_PERFORM;
1075 map_ldb_error(local_ctx, LDB_ERR_UNWILLING_TO_PERFORM, NULL,
1076 &errstr);
1077 errstr = talloc_asprintf(local_ctx,
1078 "%s. Old RDN must be deleted", errstr);
1079 goto reply;
1080 }
1081
1082 if (req->newsuperior) {
1083 DEBUG(10, ("ModifyDNRequest: newsuperior: [%s]\n", req->newsuperior));
1084 parentdn = ldb_dn_new(local_ctx, samdb, req->newsuperior);
1085 }
1086
1087 if (!parentdn) {
1088 parentdn = ldb_dn_get_parent(local_ctx, olddn);
1089 }
1090 if (!parentdn) {
1091 result = LDAP_NO_SUCH_OBJECT;
1092 map_ldb_error(local_ctx, LDB_ERR_NO_SUCH_OBJECT, NULL, &errstr);
1093 goto reply;
1094 }
1095
1096 if ( ! ldb_dn_add_child(parentdn, newrdn)) {
1097 result = LDAP_OTHER;
1098 map_ldb_error(local_ctx, LDB_ERR_OTHER, NULL, &errstr);
1099 goto reply;
1100 }
1101 newdn = parentdn;
1102
1103 reply:
1104 modifydn_r = ldapsrv_init_reply(call, LDAP_TAG_ModifyDNResponse);
1105 NT_STATUS_HAVE_NO_MEMORY(modifydn_r);
1106
1107 if (result == LDAP_SUCCESS) {
1108 res = talloc_zero(local_ctx, struct ldb_result);
1109 NT_STATUS_HAVE_NO_MEMORY(res);
1110 ldb_ret = ldapsrv_rename_with_controls(call, olddn, newdn, call->request->controls, res);
1111 result = map_ldb_error(local_ctx, ldb_ret, ldb_errstring(samdb),
1112 &errstr);
1113 }
1114
1115 modifydn = &modifydn_r->msg->r.ModifyDNResponse;
1116 modifydn->dn = NULL;
1117 if ((res != NULL) && (res->refs != NULL)) {
1118 modifydn->resultcode = map_ldb_error(local_ctx,
1119 LDB_ERR_REFERRAL, NULL,
1120 &errstr);;
1121 modifydn->errormessage = (errstr?talloc_strdup(modifydn_r,errstr):NULL);
1122 modifydn->referral = talloc_strdup(call, *res->refs);
1123 } else {
1124 modifydn->resultcode = result;
1125 modifydn->errormessage = (errstr?talloc_strdup(modifydn_r,errstr):NULL);
1126 modifydn->referral = NULL;
1127 }
1128
1129 talloc_free(local_ctx);
1130
1131 ldapsrv_queue_reply(call, modifydn_r);
1132 return NT_STATUS_OK;
1133 }
1134
1135 static NTSTATUS ldapsrv_CompareRequest(struct ldapsrv_call *call)
1136 {
1137 struct ldap_CompareRequest *req = &call->request->r.CompareRequest;
1138 struct ldap_Result *compare;
1139 struct ldapsrv_reply *compare_r;
1140 TALLOC_CTX *local_ctx;
1141 struct ldb_context *samdb = call->conn->ldb;
1142 struct ldb_result *res = NULL;
1143 struct ldb_dn *dn;
1144 const char *attrs[1];
1145 const char *errstr = NULL;
1146 const char *filter = NULL;
1147 int result = LDAP_SUCCESS;
1148 int ldb_ret;
1149
1150 DEBUG(10, ("CompareRequest"));
1151 DEBUGADD(10, (" dn: %s\n", req->dn));
1152
1153 local_ctx = talloc_named(call, 0, "CompareRequest local_memory_context");
1154 NT_STATUS_HAVE_NO_MEMORY(local_ctx);
1155
1156 dn = ldb_dn_new(local_ctx, samdb, req->dn);
1157 NT_STATUS_HAVE_NO_MEMORY(dn);
1158
1159 DEBUG(10, ("CompareRequest: dn: [%s]\n", req->dn));
1160 filter = talloc_asprintf(local_ctx, "(%s=%*s)", req->attribute,
1161 (int)req->value.length, req->value.data);
1162 NT_STATUS_HAVE_NO_MEMORY(filter);
1163
1164 DEBUGADD(10, ("CompareRequest: attribute: [%s]\n", filter));
1165
1166 attrs[0] = NULL;
1167
1168 compare_r = ldapsrv_init_reply(call, LDAP_TAG_CompareResponse);
1169 NT_STATUS_HAVE_NO_MEMORY(compare_r);
1170
1171 if (result == LDAP_SUCCESS) {
1172 ldb_ret = ldb_search(samdb, local_ctx, &res,
1173 dn, LDB_SCOPE_BASE, attrs, "%s", filter);
1174 if (ldb_ret != LDB_SUCCESS) {
1175 result = map_ldb_error(local_ctx, ldb_ret,
1176 ldb_errstring(samdb), &errstr);
1177 DEBUG(10,("CompareRequest: error: %s\n", errstr));
1178 } else if (res->count == 0) {
1179 DEBUG(10,("CompareRequest: doesn't matched\n"));
1180 result = LDAP_COMPARE_FALSE;
1181 errstr = NULL;
1182 } else if (res->count == 1) {
1183 DEBUG(10,("CompareRequest: matched\n"));
1184 result = LDAP_COMPARE_TRUE;
1185 errstr = NULL;
1186 } else if (res->count > 1) {
1187 result = LDAP_OTHER;
1188 map_ldb_error(local_ctx, LDB_ERR_OTHER, NULL, &errstr);
1189 errstr = talloc_asprintf(local_ctx,
1190 "%s. Too many objects match!", errstr);
1191 DEBUG(10,("CompareRequest: %d results: %s\n", res->count, errstr));
1192 }
1193 }
1194
1195 compare = &compare_r->msg->r.CompareResponse;
1196 compare->dn = NULL;
1197 compare->resultcode = result;
1198 compare->errormessage = (errstr?talloc_strdup(compare_r,errstr):NULL);
1199 compare->referral = NULL;
1200
1201 talloc_free(local_ctx);
1202
1203 ldapsrv_queue_reply(call, compare_r);
1204 return NT_STATUS_OK;
1205 }
1206
1207 static NTSTATUS ldapsrv_AbandonRequest(struct ldapsrv_call *call)
1208 {
1209 struct ldap_AbandonRequest *req = &call->request->r.AbandonRequest;
1210 struct ldapsrv_call *c = NULL;
1211 struct ldapsrv_call *n = NULL;
1212
1213 DEBUG(10, ("AbandonRequest\n"));
1214
1215 for (c = call->conn->pending_calls; c != NULL; c = n) {
1216 n = c->next;
1217
1218 if (c->request->messageid != req->messageid) {
1219 continue;
1220 }
1221
1222 DLIST_REMOVE(call->conn->pending_calls, c);
1223 TALLOC_FREE(c);
1224 }
1225
1226 return NT_STATUS_OK;
1227 }
1228
1229 NTSTATUS ldapsrv_do_call(struct ldapsrv_call *call)
1230 {
1231 unsigned int i;
1232 struct ldap_message *msg = call->request;
1233 NTSTATUS status;
1234
1235 /* Check for undecoded critical extensions */
1236 for (i=0; msg->controls && msg->controls[i]; i++) {
1237 if (!msg->controls_decoded[i] &&
1238 msg->controls[i]->critical) {
1239 DEBUG(3, ("ldapsrv_do_call: Critical extension %s is not known to this server\n",
1240 msg->controls[i]->oid));
1241 return ldapsrv_unwilling(call, LDAP_UNAVAILABLE_CRITICAL_EXTENSION);
1242 }
1243 }
1244
1245 if (call->conn->authz_logged == false) {
1246 bool log = true;
1247
1248 /*
1249 * We do not want to log anonymous access if the query
1250 * is just for the rootDSE, or it is a startTLS or a
1251 * Bind.
1252 *
1253 * A rootDSE search could also be done over
1254 * CLDAP anonymously for example, so these don't
1255 * really count.
1256 * Essentially we want to know about
1257 * access beyond that normally done prior to a
1258 * bind.
1259 */
1260
1261 switch(call->request->type) {
1262 case LDAP_TAG_BindRequest:
1263 case LDAP_TAG_UnbindRequest:
1264 case LDAP_TAG_AbandonRequest:
1265 log = false;
1266 break;
1267 case LDAP_TAG_ExtendedResponse: {
1268 struct ldap_ExtendedRequest *req = &call->request->r.ExtendedRequest;
1269 if (strcmp(req->oid, LDB_EXTENDED_START_TLS_OID) == 0) {
1270 log = false;
1271 }
1272 break;
1273 }
1274 case LDAP_TAG_SearchRequest: {
1275 struct ldap_SearchRequest *req = &call->request->r.SearchRequest;
1276 if (req->scope == LDAP_SEARCH_SCOPE_BASE) {
1277 if (req->basedn[0] == '\0') {
1278 log = false;
1279 }
1280 }
1281 break;
1282 }
1283 default:
1284 break;
1285 }
1286
1287 if (log) {
1288 const char *transport_protection = AUTHZ_TRANSPORT_PROTECTION_NONE;
1289 if (call->conn->sockets.active == call->conn->sockets.tls) {
1290 transport_protection = AUTHZ_TRANSPORT_PROTECTION_TLS;
1291 }
1292
1293 log_successful_authz_event(call->conn->connection->msg_ctx,
1294 call->conn->connection->lp_ctx,
1295 call->conn->connection->remote_address,
1296 call->conn->connection->local_address,
1297 "LDAP",
1298 "no bind",
1299 transport_protection,
1300 call->conn->session_info);
1301
1302 call->conn->authz_logged = true;
1303 }
1304 }
1305
1306 switch(call->request->type) {
1307 case LDAP_TAG_BindRequest:
1308 return ldapsrv_BindRequest(call);
1309 case LDAP_TAG_UnbindRequest:
1310 return ldapsrv_UnbindRequest(call);
1311 case LDAP_TAG_SearchRequest:
1312 return ldapsrv_SearchRequest(call);
1313 case LDAP_TAG_ModifyRequest:
1314 status = ldapsrv_ModifyRequest(call);
1315 break;
1316 case LDAP_TAG_AddRequest:
1317 status = ldapsrv_AddRequest(call);
1318 break;
1319 case LDAP_TAG_DelRequest:
1320 status = ldapsrv_DelRequest(call);
1321 break;
1322 case LDAP_TAG_ModifyDNRequest:
1323 status = ldapsrv_ModifyDNRequest(call);
1324 break;
1325 case LDAP_TAG_CompareRequest:
1326 return ldapsrv_CompareRequest(call);
1327 case LDAP_TAG_AbandonRequest:
1328 return ldapsrv_AbandonRequest(call);
1329 case LDAP_TAG_ExtendedRequest:
1330 status = ldapsrv_ExtendedRequest(call);
1331 break;
1332 default:
1333 return ldapsrv_unwilling(call, LDAP_PROTOCOL_ERROR);
1334 }
1335
1336 if (NT_STATUS_IS_OK(status)) {
1337 ldapsrv_notification_retry_setup(call->conn->service, true);
1338 }
1339
1340 return status;
1341 }
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