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[GLUE] Rsync SAMBA_3_2_0 SVN r25598 in order to create the v3-2-test branch.
[Samba/gebeck_regimport.git] / source3 / passdb / pdb_ldap.c
bloba945867967bc0c4b4a7a245c2bae14940226d653
1 /*
2 Unix SMB/CIFS implementation.
3 LDAP protocol helper functions for SAMBA
4 Copyright (C) Jean François Micouleau 1998
5 Copyright (C) Gerald Carter 2001-2003
6 Copyright (C) Shahms King 2001
7 Copyright (C) Andrew Bartlett 2002-2003
8 Copyright (C) Stefan (metze) Metzmacher 2002-2003
9 Copyright (C) Simo Sorce 2006
10
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 3 of the License, or
14 (at your option) any later version.
15
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
20
21 You should have received a copy of the GNU General Public License
22 along with this program. If not, see <http://www.gnu.org/licenses/>.
23
24 */
25
26 /* TODO:
27 * persistent connections: if using NSS LDAP, many connections are made
28 * however, using only one within Samba would be nice
29 *
30 * Clean up SSL stuff, compile on OpenLDAP 1.x, 2.x, and Netscape SDK
31 *
32 * Other LDAP based login attributes: accountExpires, etc.
33 * (should be the domain of Samba proper, but the sam_password/struct samu
34 * structures don't have fields for some of these attributes)
35 *
36 * SSL is done, but can't get the certificate based authentication to work
37 * against on my test platform (Linux 2.4, OpenLDAP 2.x)
38 */
39
40 /* NOTE: this will NOT work against an Active Directory server
41 * due to the fact that the two password fields cannot be retrieved
42 * from a server; recommend using security = domain in this situation
43 * and/or winbind
44 */
45
46 #include "includes.h"
47
48 #undef DBGC_CLASS
49 #define DBGC_CLASS DBGC_PASSDB
50
51 #include <lber.h>
52 #include <ldap.h>
53
54 /*
55 * Work around versions of the LDAP client libs that don't have the OIDs
56 * defined, or have them defined under the old name.
57 * This functionality is really a factor of the server, not the client
58 *
59 */
60
61 #if defined(LDAP_EXOP_X_MODIFY_PASSWD) && !defined(LDAP_EXOP_MODIFY_PASSWD)
62 #define LDAP_EXOP_MODIFY_PASSWD LDAP_EXOP_X_MODIFY_PASSWD
63 #elif !defined(LDAP_EXOP_MODIFY_PASSWD)
64 #define LDAP_EXOP_MODIFY_PASSWD "1.3.6.1.4.1.4203.1.11.1"
65 #endif
66
67 #if defined(LDAP_EXOP_X_MODIFY_PASSWD_ID) && !defined(LDAP_EXOP_MODIFY_PASSWD_ID)
68 #define LDAP_TAG_EXOP_MODIFY_PASSWD_ID LDAP_EXOP_X_MODIFY_PASSWD_ID
69 #elif !defined(LDAP_EXOP_MODIFY_PASSWD_ID)
70 #define LDAP_TAG_EXOP_MODIFY_PASSWD_ID ((ber_tag_t) 0x80U)
71 #endif
72
73 #if defined(LDAP_EXOP_X_MODIFY_PASSWD_NEW) && !defined(LDAP_EXOP_MODIFY_PASSWD_NEW)
74 #define LDAP_TAG_EXOP_MODIFY_PASSWD_NEW LDAP_EXOP_X_MODIFY_PASSWD_NEW
75 #elif !defined(LDAP_EXOP_MODIFY_PASSWD_NEW)
76 #define LDAP_TAG_EXOP_MODIFY_PASSWD_NEW ((ber_tag_t) 0x82U)
77 #endif
78
79
80 #include "smbldap.h"
81
82 /**********************************************************************
83 Simple helper function to make stuff better readable
84 **********************************************************************/
85
86 static LDAP *priv2ld(struct ldapsam_privates *priv)
87 {
88 return priv->smbldap_state->ldap_struct;
89 }
90
91 /**********************************************************************
92 Get the attribute name given a user schame version.
93 **********************************************************************/
94
95 static const char* get_userattr_key2string( int schema_ver, int key )
96 {
97 switch ( schema_ver ) {
98 case SCHEMAVER_SAMBAACCOUNT:
99 return get_attr_key2string( attrib_map_v22, key );
100
101 case SCHEMAVER_SAMBASAMACCOUNT:
102 return get_attr_key2string( attrib_map_v30, key );
103
104 default:
105 DEBUG(0,("get_userattr_key2string: unknown schema version specified\n"));
106 break;
107 }
108 return NULL;
109 }
110
111 /**********************************************************************
112 Return the list of attribute names given a user schema version.
113 **********************************************************************/
114
115 const char** get_userattr_list( TALLOC_CTX *mem_ctx, int schema_ver )
116 {
117 switch ( schema_ver ) {
118 case SCHEMAVER_SAMBAACCOUNT:
119 return get_attr_list( mem_ctx, attrib_map_v22 );
120
121 case SCHEMAVER_SAMBASAMACCOUNT:
122 return get_attr_list( mem_ctx, attrib_map_v30 );
123 default:
124 DEBUG(0,("get_userattr_list: unknown schema version specified!\n"));
125 break;
126 }
127
128 return NULL;
129 }
130
131 /**************************************************************************
132 Return the list of attribute names to delete given a user schema version.
133 **************************************************************************/
134
135 static const char** get_userattr_delete_list( TALLOC_CTX *mem_ctx,
136 int schema_ver )
137 {
138 switch ( schema_ver ) {
139 case SCHEMAVER_SAMBAACCOUNT:
140 return get_attr_list( mem_ctx,
141 attrib_map_to_delete_v22 );
142
143 case SCHEMAVER_SAMBASAMACCOUNT:
144 return get_attr_list( mem_ctx,
145 attrib_map_to_delete_v30 );
146 default:
147 DEBUG(0,("get_userattr_delete_list: unknown schema version specified!\n"));
148 break;
149 }
150
151 return NULL;
152 }
153
154
155 /*******************************************************************
156 Generate the LDAP search filter for the objectclass based on the
157 version of the schema we are using.
158 ******************************************************************/
159
160 static const char* get_objclass_filter( int schema_ver )
161 {
162 static fstring objclass_filter;
163
164 switch( schema_ver ) {
165 case SCHEMAVER_SAMBAACCOUNT:
166 fstr_sprintf( objclass_filter, "(objectclass=%s)", LDAP_OBJ_SAMBAACCOUNT );
167 break;
168 case SCHEMAVER_SAMBASAMACCOUNT:
169 fstr_sprintf( objclass_filter, "(objectclass=%s)", LDAP_OBJ_SAMBASAMACCOUNT );
170 break;
171 default:
172 DEBUG(0,("get_objclass_filter: Invalid schema version specified!\n"));
173 break;
174 }
175
176 return objclass_filter;
177 }
178
179 /*****************************************************************
180 Scan a sequence number off OpenLDAP's syncrepl contextCSN
181 ******************************************************************/
182
183 static NTSTATUS ldapsam_get_seq_num(struct pdb_methods *my_methods, time_t *seq_num)
184 {
185 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
186 NTSTATUS ntstatus = NT_STATUS_UNSUCCESSFUL;
187 LDAPMessage *msg = NULL;
188 LDAPMessage *entry = NULL;
189 TALLOC_CTX *mem_ctx;
190 char **values = NULL;
191 int rc, num_result, num_values, rid;
192 pstring suffix;
193 fstring tok;
194 const char *p;
195 const char **attrs;
196
197 /* Unfortunatly there is no proper way to detect syncrepl-support in
198 * smbldap_connect_system(). The syncrepl OIDs are submitted for publication
199 * but do not show up in the root-DSE yet. Neither we can query the
200 * subschema-context for the syncProviderSubentry or syncConsumerSubentry
201 * objectclass. Currently we require lp_ldap_suffix() to show up as
202 * namingContext. - Guenther
203 */
204
205 if (!lp_parm_bool(-1, "ldapsam", "syncrepl_seqnum", False)) {
206 return ntstatus;
207 }
208
209 if (!seq_num) {
210 DEBUG(3,("ldapsam_get_seq_num: no sequence_number\n"));
211 return ntstatus;
212 }
213
214 if (!smbldap_has_naming_context(ldap_state->smbldap_state->ldap_struct, lp_ldap_suffix())) {
215 DEBUG(3,("ldapsam_get_seq_num: DIT not configured to hold %s "
216 "as top-level namingContext\n", lp_ldap_suffix()));
217 return ntstatus;
218 }
219
220 mem_ctx = talloc_init("ldapsam_get_seq_num");
221
222 if (mem_ctx == NULL)
223 return NT_STATUS_NO_MEMORY;
224
225 if ((attrs = TALLOC_ARRAY(mem_ctx, const char *, 2)) == NULL) {
226 ntstatus = NT_STATUS_NO_MEMORY;
227 goto done;
228 }
229
230 /* if we got a syncrepl-rid (up to three digits long) we speak with a consumer */
231 rid = lp_parm_int(-1, "ldapsam", "syncrepl_rid", -1);
232 if (rid > 0) {
233
234 /* consumer syncreplCookie: */
235 /* csn=20050126161620Z#0000001#00#00000 */
236 attrs[0] = talloc_strdup(mem_ctx, "syncreplCookie");
237 attrs[1] = NULL;
238 pstr_sprintf( suffix, "cn=syncrepl%d,%s", rid, lp_ldap_suffix());
239
240 } else {
241
242 /* provider contextCSN */
243 /* 20050126161620Z#000009#00#000000 */
244 attrs[0] = talloc_strdup(mem_ctx, "contextCSN");
245 attrs[1] = NULL;
246 pstr_sprintf( suffix, "cn=ldapsync,%s", lp_ldap_suffix());
247
248 }
249
250 rc = smbldap_search(ldap_state->smbldap_state, suffix,
251 LDAP_SCOPE_BASE, "(objectclass=*)", attrs, 0, &msg);
252
253 if (rc != LDAP_SUCCESS) {
254 goto done;
255 }
256
257 num_result = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, msg);
258 if (num_result != 1) {
259 DEBUG(3,("ldapsam_get_seq_num: Expected one entry, got %d\n", num_result));
260 goto done;
261 }
262
263 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, msg);
264 if (entry == NULL) {
265 DEBUG(3,("ldapsam_get_seq_num: Could not retrieve entry\n"));
266 goto done;
267 }
268
269 values = ldap_get_values(ldap_state->smbldap_state->ldap_struct, entry, attrs[0]);
270 if (values == NULL) {
271 DEBUG(3,("ldapsam_get_seq_num: no values\n"));
272 goto done;
273 }
274
275 num_values = ldap_count_values(values);
276 if (num_values == 0) {
277 DEBUG(3,("ldapsam_get_seq_num: not a single value\n"));
278 goto done;
279 }
280
281 p = values[0];
282 if (!next_token(&p, tok, "#", sizeof(tok))) {
283 DEBUG(0,("ldapsam_get_seq_num: failed to parse sequence number\n"));
284 goto done;
285 }
286
287 p = tok;
288 if (!strncmp(p, "csn=", strlen("csn=")))
289 p += strlen("csn=");
290
291 DEBUG(10,("ldapsam_get_seq_num: got %s: %s\n", attrs[0], p));
292
293 *seq_num = generalized_to_unix_time(p);
294
295 /* very basic sanity check */
296 if (*seq_num <= 0) {
297 DEBUG(3,("ldapsam_get_seq_num: invalid sequence number: %d\n",
298 (int)*seq_num));
299 goto done;
300 }
301
302 ntstatus = NT_STATUS_OK;
303
304 done:
305 if (values != NULL)
306 ldap_value_free(values);
307 if (msg != NULL)
308 ldap_msgfree(msg);
309 if (mem_ctx)
310 talloc_destroy(mem_ctx);
311
312 return ntstatus;
313 }
314
315 /*******************************************************************
316 Run the search by name.
317 ******************************************************************/
318
319 int ldapsam_search_suffix_by_name(struct ldapsam_privates *ldap_state,
320 const char *user,
321 LDAPMessage ** result,
322 const char **attr)
323 {
324 pstring filter;
325 char *escape_user = escape_ldap_string_alloc(user);
326
327 if (!escape_user) {
328 return LDAP_NO_MEMORY;
329 }
330
331 /*
332 * in the filter expression, replace %u with the real name
333 * so in ldap filter, %u MUST exist :-)
334 */
335 pstr_sprintf(filter, "(&%s%s)", "(uid=%u)",
336 get_objclass_filter(ldap_state->schema_ver));
337
338 /*
339 * have to use this here because $ is filtered out
340 * in pstring_sub
341 */
342
343
344 all_string_sub(filter, "%u", escape_user, sizeof(pstring));
345 SAFE_FREE(escape_user);
346
347 return smbldap_search_suffix(ldap_state->smbldap_state, filter, attr, result);
348 }
349
350 /*******************************************************************
351 Run the search by rid.
352 ******************************************************************/
353
354 static int ldapsam_search_suffix_by_rid (struct ldapsam_privates *ldap_state,
355 uint32 rid, LDAPMessage ** result,
356 const char **attr)
357 {
358 pstring filter;
359 int rc;
360
361 pstr_sprintf(filter, "(&(rid=%i)%s)", rid,
362 get_objclass_filter(ldap_state->schema_ver));
363
364 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, attr, result);
365
366 return rc;
367 }
368
369 /*******************************************************************
370 Run the search by SID.
371 ******************************************************************/
372
373 static int ldapsam_search_suffix_by_sid (struct ldapsam_privates *ldap_state,
374 const DOM_SID *sid, LDAPMessage ** result,
375 const char **attr)
376 {
377 pstring filter;
378 int rc;
379 fstring sid_string;
380
381 pstr_sprintf(filter, "(&(%s=%s)%s)",
382 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
383 sid_to_string(sid_string, sid),
384 get_objclass_filter(ldap_state->schema_ver));
385
386 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, attr, result);
387
388 return rc;
389 }
390
391 /*******************************************************************
392 Delete complete object or objectclass and attrs from
393 object found in search_result depending on lp_ldap_delete_dn
394 ******************************************************************/
395
396 static int ldapsam_delete_entry(struct ldapsam_privates *priv,
397 TALLOC_CTX *mem_ctx,
398 LDAPMessage *entry,
399 const char *objectclass,
400 const char **attrs)
401 {
402 LDAPMod **mods = NULL;
403 char *name;
404 const char *dn;
405 BerElement *ptr = NULL;
406
407 dn = smbldap_talloc_dn(mem_ctx, priv2ld(priv), entry);
408 if (dn == NULL) {
409 return LDAP_NO_MEMORY;
410 }
411
412 if (lp_ldap_delete_dn()) {
413 return smbldap_delete(priv->smbldap_state, dn);
414 }
415
416 /* Ok, delete only the SAM attributes */
417
418 for (name = ldap_first_attribute(priv2ld(priv), entry, &ptr);
419 name != NULL;
420 name = ldap_next_attribute(priv2ld(priv), entry, ptr)) {
421 const char **attrib;
422
423 /* We are only allowed to delete the attributes that
424 really exist. */
425
426 for (attrib = attrs; *attrib != NULL; attrib++) {
427 if (strequal(*attrib, name)) {
428 DEBUG(10, ("ldapsam_delete_entry: deleting "
429 "attribute %s\n", name));
430 smbldap_set_mod(&mods, LDAP_MOD_DELETE, name,
431 NULL);
432 }
433 }
434 ldap_memfree(name);
435 }
436
437 if (ptr != NULL) {
438 ber_free(ptr, 0);
439 }
440
441 smbldap_set_mod(&mods, LDAP_MOD_DELETE, "objectClass", objectclass);
442 talloc_autofree_ldapmod(mem_ctx, mods);
443
444 return smbldap_modify(priv->smbldap_state, dn, mods);
445 }
446
447 static time_t ldapsam_get_entry_timestamp( struct ldapsam_privates *ldap_state, LDAPMessage * entry)
448 {
449 pstring temp;
450 struct tm tm;
451
452 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
453 get_userattr_key2string(ldap_state->schema_ver,LDAP_ATTR_MOD_TIMESTAMP),
454 temp))
455 return (time_t) 0;
456
457 if ( !strptime(temp, "%Y%m%d%H%M%SZ", &tm)) {
458 DEBUG(2,("ldapsam_get_entry_timestamp: strptime failed on: %s\n",
459 (char*)temp));
460 return (time_t) 0;
461 }
462 tzset();
463 return timegm(&tm);
464 }
465
466 /**********************************************************************
467 Initialize struct samu from an LDAP query.
468 (Based on init_sam_from_buffer in pdb_tdb.c)
469 *********************************************************************/
470
471 static BOOL init_sam_from_ldap(struct ldapsam_privates *ldap_state,
472 struct samu * sampass,
473 LDAPMessage * entry)
474 {
475 time_t logon_time,
476 logoff_time,
477 kickoff_time,
478 pass_last_set_time,
479 pass_can_change_time,
480 pass_must_change_time,
481 ldap_entry_time,
482 bad_password_time;
483 pstring username,
484 domain,
485 nt_username,
486 fullname,
487 homedir,
488 dir_drive,
489 logon_script,
490 profile_path,
491 acct_desc,
492 workstations;
493 char munged_dial[2048];
494 uint32 user_rid;
495 uint8 smblmpwd[LM_HASH_LEN],
496 smbntpwd[NT_HASH_LEN];
497 BOOL use_samba_attrs = True;
498 uint32 acct_ctrl = 0;
499 uint16 logon_divs;
500 uint16 bad_password_count = 0,
501 logon_count = 0;
502 uint32 hours_len;
503 uint8 hours[MAX_HOURS_LEN];
504 pstring temp;
505 LOGIN_CACHE *cache_entry = NULL;
506 uint32 pwHistLen;
507 pstring tmpstring;
508 BOOL expand_explicit = lp_passdb_expand_explicit();
509
510 /*
511 * do a little initialization
512 */
513 username[0] = '\0';
514 domain[0] = '\0';
515 nt_username[0] = '\0';
516 fullname[0] = '\0';
517 homedir[0] = '\0';
518 dir_drive[0] = '\0';
519 logon_script[0] = '\0';
520 profile_path[0] = '\0';
521 acct_desc[0] = '\0';
522 munged_dial[0] = '\0';
523 workstations[0] = '\0';
524
525
526 if (sampass == NULL || ldap_state == NULL || entry == NULL) {
527 DEBUG(0, ("init_sam_from_ldap: NULL parameters found!\n"));
528 return False;
529 }
530
531 if (priv2ld(ldap_state) == NULL) {
532 DEBUG(0, ("init_sam_from_ldap: ldap_state->smbldap_state->"
533 "ldap_struct is NULL!\n"));
534 return False;
535 }
536
537 if (!smbldap_get_single_pstring(priv2ld(ldap_state), entry, "uid",
538 username)) {
539 DEBUG(1, ("init_sam_from_ldap: No uid attribute found for "
540 "this user!\n"));
541 return False;
542 }
543
544 DEBUG(2, ("init_sam_from_ldap: Entry found for user: %s\n", username));
545
546 pstrcpy(nt_username, username);
547
548 pstrcpy(domain, ldap_state->domain_name);
549
550 pdb_set_username(sampass, username, PDB_SET);
551
552 pdb_set_domain(sampass, domain, PDB_DEFAULT);
553 pdb_set_nt_username(sampass, nt_username, PDB_SET);
554
555 /* deal with different attributes between the schema first */
556
557 if ( ldap_state->schema_ver == SCHEMAVER_SAMBASAMACCOUNT ) {
558 if (smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
559 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID), temp)) {
560 pdb_set_user_sid_from_string(sampass, temp, PDB_SET);
561 }
562 } else {
563 if (smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
564 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_RID), temp)) {
565 user_rid = (uint32)atol(temp);
566 pdb_set_user_sid_from_rid(sampass, user_rid, PDB_SET);
567 }
568 }
569
570 if (pdb_get_init_flags(sampass,PDB_USERSID) == PDB_DEFAULT) {
571 DEBUG(1, ("init_sam_from_ldap: no %s or %s attribute found for this user %s\n",
572 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
573 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_RID),
574 username));
575 return False;
576 }
577
578 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
579 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_LAST_SET), temp)) {
580 /* leave as default */
581 } else {
582 pass_last_set_time = (time_t) atol(temp);
583 pdb_set_pass_last_set_time(sampass, pass_last_set_time, PDB_SET);
584 }
585
586 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
587 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_TIME), temp)) {
588 /* leave as default */
589 } else {
590 logon_time = (time_t) atol(temp);
591 pdb_set_logon_time(sampass, logon_time, PDB_SET);
592 }
593
594 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
595 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGOFF_TIME), temp)) {
596 /* leave as default */
597 } else {
598 logoff_time = (time_t) atol(temp);
599 pdb_set_logoff_time(sampass, logoff_time, PDB_SET);
600 }
601
602 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
603 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_KICKOFF_TIME), temp)) {
604 /* leave as default */
605 } else {
606 kickoff_time = (time_t) atol(temp);
607 pdb_set_kickoff_time(sampass, kickoff_time, PDB_SET);
608 }
609
610 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
611 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_CAN_CHANGE), temp)) {
612 /* leave as default */
613 } else {
614 pass_can_change_time = (time_t) atol(temp);
615 pdb_set_pass_can_change_time(sampass, pass_can_change_time, PDB_SET);
616 }
617
618 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
619 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_MUST_CHANGE), temp)) {
620 /* leave as default */
621 } else {
622 pass_must_change_time = (time_t) atol(temp);
623 pdb_set_pass_must_change_time(sampass, pass_must_change_time, PDB_SET);
624 }
625
626 /* recommend that 'gecos' and 'displayName' should refer to the same
627 * attribute OID. userFullName depreciated, only used by Samba
628 * primary rules of LDAP: don't make a new attribute when one is already defined
629 * that fits your needs; using cn then displayName rather than 'userFullName'
630 */
631
632 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
633 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DISPLAY_NAME), fullname)) {
634 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
635 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_CN), fullname)) {
636 /* leave as default */
637 } else {
638 pdb_set_fullname(sampass, fullname, PDB_SET);
639 }
640 } else {
641 pdb_set_fullname(sampass, fullname, PDB_SET);
642 }
643
644 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
645 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_DRIVE), dir_drive))
646 {
647 pdb_set_dir_drive( sampass, lp_logon_drive(), PDB_DEFAULT );
648 } else {
649 pdb_set_dir_drive(sampass, dir_drive, PDB_SET);
650 }
651
652 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
653 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_PATH), homedir))
654 {
655 pdb_set_homedir( sampass,
656 talloc_sub_basic(sampass, username, domain,
657 lp_logon_home()),
658 PDB_DEFAULT );
659 } else {
660 pstrcpy( tmpstring, homedir );
661 if (expand_explicit) {
662 standard_sub_basic( username, domain, tmpstring,
663 sizeof(tmpstring) );
664 }
665 pdb_set_homedir(sampass, tmpstring, PDB_SET);
666 }
667
668 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
669 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_SCRIPT), logon_script))
670 {
671 pdb_set_logon_script( sampass,
672 talloc_sub_basic(sampass, username, domain,
673 lp_logon_script()),
674 PDB_DEFAULT );
675 } else {
676 pstrcpy( tmpstring, logon_script );
677 if (expand_explicit) {
678 standard_sub_basic( username, domain, tmpstring,
679 sizeof(tmpstring) );
680 }
681 pdb_set_logon_script(sampass, tmpstring, PDB_SET);
682 }
683
684 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
685 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PROFILE_PATH), profile_path))
686 {
687 pdb_set_profile_path( sampass,
688 talloc_sub_basic( sampass, username, domain,
689 lp_logon_path()),
690 PDB_DEFAULT );
691 } else {
692 pstrcpy( tmpstring, profile_path );
693 if (expand_explicit) {
694 standard_sub_basic( username, domain, tmpstring,
695 sizeof(tmpstring) );
696 }
697 pdb_set_profile_path(sampass, tmpstring, PDB_SET);
698 }
699
700 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
701 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DESC), acct_desc))
702 {
703 /* leave as default */
704 } else {
705 pdb_set_acct_desc(sampass, acct_desc, PDB_SET);
706 }
707
708 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
709 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_WKS), workstations)) {
710 /* leave as default */;
711 } else {
712 pdb_set_workstations(sampass, workstations, PDB_SET);
713 }
714
715 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
716 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_MUNGED_DIAL), munged_dial, sizeof(munged_dial))) {
717 /* leave as default */;
718 } else {
719 pdb_set_munged_dial(sampass, munged_dial, PDB_SET);
720 }
721
722 /* FIXME: hours stuff should be cleaner */
723
724 logon_divs = 168;
725 hours_len = 21;
726 memset(hours, 0xff, hours_len);
727
728 if (ldap_state->is_nds_ldap) {
729 char *user_dn;
730 size_t pwd_len;
731 char clear_text_pw[512];
732
733 /* Make call to Novell eDirectory ldap extension to get clear text password.
734 NOTE: This will only work if we have an SSL connection to eDirectory. */
735 user_dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
736 if (user_dn != NULL) {
737 DEBUG(3, ("init_sam_from_ldap: smbldap_get_dn(%s) returned '%s'\n", username, user_dn));
738
739 pwd_len = sizeof(clear_text_pw);
740 if (pdb_nds_get_password(ldap_state->smbldap_state, user_dn, &pwd_len, clear_text_pw) == LDAP_SUCCESS) {
741 nt_lm_owf_gen(clear_text_pw, smbntpwd, smblmpwd);
742 if (!pdb_set_lanman_passwd(sampass, smblmpwd, PDB_SET)) {
743 SAFE_FREE(user_dn);
744 return False;
745 }
746 ZERO_STRUCT(smblmpwd);
747 if (!pdb_set_nt_passwd(sampass, smbntpwd, PDB_SET)) {
748 SAFE_FREE(user_dn);
749 return False;
750 }
751 ZERO_STRUCT(smbntpwd);
752 use_samba_attrs = False;
753 }
754
755 SAFE_FREE(user_dn);
756
757 } else {
758 DEBUG(0, ("init_sam_from_ldap: failed to get user_dn for '%s'\n", username));
759 }
760 }
761
762 if (use_samba_attrs) {
763 if (!smbldap_get_single_pstring (ldap_state->smbldap_state->ldap_struct, entry,
764 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LMPW), temp)) {
765 /* leave as default */
766 } else {
767 pdb_gethexpwd(temp, smblmpwd);
768 memset((char *)temp, '\0', strlen(temp)+1);
769 if (!pdb_set_lanman_passwd(sampass, smblmpwd, PDB_SET))
770 return False;
771 ZERO_STRUCT(smblmpwd);
772 }
773
774 if (!smbldap_get_single_pstring (ldap_state->smbldap_state->ldap_struct, entry,
775 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_NTPW), temp)) {
776 /* leave as default */
777 } else {
778 pdb_gethexpwd(temp, smbntpwd);
779 memset((char *)temp, '\0', strlen(temp)+1);
780 if (!pdb_set_nt_passwd(sampass, smbntpwd, PDB_SET))
781 return False;
782 ZERO_STRUCT(smbntpwd);
783 }
784 }
785
786 pwHistLen = 0;
787
788 pdb_get_account_policy(AP_PASSWORD_HISTORY, &pwHistLen);
789 if (pwHistLen > 0){
790 uint8 *pwhist = NULL;
791 int i;
792 char history_string[MAX_PW_HISTORY_LEN*64];
793
794 pwHistLen = MIN(pwHistLen, MAX_PW_HISTORY_LEN);
795
796 if ((pwhist = SMB_MALLOC_ARRAY(uint8, pwHistLen * PW_HISTORY_ENTRY_LEN)) == NULL){
797 DEBUG(0, ("init_sam_from_ldap: malloc failed!\n"));
798 return False;
799 }
800 memset(pwhist, '\0', pwHistLen * PW_HISTORY_ENTRY_LEN);
801
802 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
803 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_HISTORY),
804 history_string, sizeof(history_string))) {
805 /* leave as default - zeros */
806 } else {
807 BOOL hex_failed = False;
808 for (i = 0; i < pwHistLen; i++){
809 /* Get the 16 byte salt. */
810 if (!pdb_gethexpwd(&history_string[i*64], &pwhist[i*PW_HISTORY_ENTRY_LEN])) {
811 hex_failed = True;
812 break;
813 }
814 /* Get the 16 byte MD5 hash of salt+passwd. */
815 if (!pdb_gethexpwd(&history_string[(i*64)+32],
816 &pwhist[(i*PW_HISTORY_ENTRY_LEN)+PW_HISTORY_SALT_LEN])) {
817 hex_failed = True;
818 break;
819 }
820 }
821 if (hex_failed) {
822 DEBUG(0,("init_sam_from_ldap: Failed to get password history for user %s\n",
823 username));
824 memset(pwhist, '\0', pwHistLen * PW_HISTORY_ENTRY_LEN);
825 }
826 }
827 if (!pdb_set_pw_history(sampass, pwhist, pwHistLen, PDB_SET)){
828 SAFE_FREE(pwhist);
829 return False;
830 }
831 SAFE_FREE(pwhist);
832 }
833
834 if (!smbldap_get_single_pstring (ldap_state->smbldap_state->ldap_struct, entry,
835 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_ACB_INFO), temp)) {
836 acct_ctrl |= ACB_NORMAL;
837 } else {
838 acct_ctrl = pdb_decode_acct_ctrl(temp);
839
840 if (acct_ctrl == 0)
841 acct_ctrl |= ACB_NORMAL;
842
843 pdb_set_acct_ctrl(sampass, acct_ctrl, PDB_SET);
844 }
845
846 pdb_set_hours_len(sampass, hours_len, PDB_SET);
847 pdb_set_logon_divs(sampass, logon_divs, PDB_SET);
848
849 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
850 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_BAD_PASSWORD_COUNT), temp)) {
851 /* leave as default */
852 } else {
853 bad_password_count = (uint32) atol(temp);
854 pdb_set_bad_password_count(sampass, bad_password_count, PDB_SET);
855 }
856
857 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
858 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_BAD_PASSWORD_TIME), temp)) {
859 /* leave as default */
860 } else {
861 bad_password_time = (time_t) atol(temp);
862 pdb_set_bad_password_time(sampass, bad_password_time, PDB_SET);
863 }
864
865
866 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
867 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_COUNT), temp)) {
868 /* leave as default */
869 } else {
870 logon_count = (uint32) atol(temp);
871 pdb_set_logon_count(sampass, logon_count, PDB_SET);
872 }
873
874 /* pdb_set_unknown_6(sampass, unknown6, PDB_SET); */
875
876 if(!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
877 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_HOURS), temp)) {
878 /* leave as default */
879 } else {
880 pdb_gethexhours(temp, hours);
881 memset((char *)temp, '\0', strlen(temp) +1);
882 pdb_set_hours(sampass, hours, PDB_SET);
883 ZERO_STRUCT(hours);
884 }
885
886 if (lp_parm_bool(-1, "ldapsam", "trusted", False)) {
887 if (smbldap_get_single_pstring(priv2ld(ldap_state), entry,
888 "uidNumber", temp)) {
889 /* We've got a uid, feed the cache */
890 uid_t uid = strtoul(temp, NULL, 10);
891 store_uid_sid_cache(pdb_get_user_sid(sampass), uid);
892 }
893 }
894
895 /* check the timestamp of the cache vs ldap entry */
896 if (!(ldap_entry_time = ldapsam_get_entry_timestamp(ldap_state,
897 entry)))
898 return True;
899
900 /* see if we have newer updates */
901 if (!(cache_entry = login_cache_read(sampass))) {
902 DEBUG (9, ("No cache entry, bad count = %u, bad time = %u\n",
903 (unsigned int)pdb_get_bad_password_count(sampass),
904 (unsigned int)pdb_get_bad_password_time(sampass)));
905 return True;
906 }
907
908 DEBUG(7, ("ldap time is %u, cache time is %u, bad time = %u\n",
909 (unsigned int)ldap_entry_time, (unsigned int)cache_entry->entry_timestamp,
910 (unsigned int)cache_entry->bad_password_time));
911
912 if (ldap_entry_time > cache_entry->entry_timestamp) {
913 /* cache is older than directory , so
914 we need to delete the entry but allow the
915 fields to be written out */
916 login_cache_delentry(sampass);
917 } else {
918 /* read cache in */
919 pdb_set_acct_ctrl(sampass,
920 pdb_get_acct_ctrl(sampass) |
921 (cache_entry->acct_ctrl & ACB_AUTOLOCK),
922 PDB_SET);
923 pdb_set_bad_password_count(sampass,
924 cache_entry->bad_password_count,
925 PDB_SET);
926 pdb_set_bad_password_time(sampass,
927 cache_entry->bad_password_time,
928 PDB_SET);
929 }
930
931 SAFE_FREE(cache_entry);
932 return True;
933 }
934
935 /**********************************************************************
936 Initialize the ldap db from a struct samu. Called on update.
937 (Based on init_buffer_from_sam in pdb_tdb.c)
938 *********************************************************************/
939
940 static BOOL init_ldap_from_sam (struct ldapsam_privates *ldap_state,
941 LDAPMessage *existing,
942 LDAPMod *** mods, struct samu * sampass,
943 BOOL (*need_update)(const struct samu *,
944 enum pdb_elements))
945 {
946 pstring temp;
947 uint32 rid;
948
949 if (mods == NULL || sampass == NULL) {
950 DEBUG(0, ("init_ldap_from_sam: NULL parameters found!\n"));
951 return False;
952 }
953
954 *mods = NULL;
955
956 /*
957 * took out adding "objectclass: sambaAccount"
958 * do this on a per-mod basis
959 */
960 if (need_update(sampass, PDB_USERNAME)) {
961 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
962 "uid", pdb_get_username(sampass));
963 if (ldap_state->is_nds_ldap) {
964 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
965 "cn", pdb_get_username(sampass));
966 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
967 "sn", pdb_get_username(sampass));
968 }
969 }
970
971 DEBUG(2, ("init_ldap_from_sam: Setting entry for user: %s\n", pdb_get_username(sampass)));
972
973 /* only update the RID if we actually need to */
974 if (need_update(sampass, PDB_USERSID)) {
975 fstring sid_string;
976 const DOM_SID *user_sid = pdb_get_user_sid(sampass);
977
978 switch ( ldap_state->schema_ver ) {
979 case SCHEMAVER_SAMBAACCOUNT:
980 if (!sid_peek_check_rid(&ldap_state->domain_sid, user_sid, &rid)) {
981 DEBUG(1, ("init_ldap_from_sam: User's SID (%s) is not for this domain (%s), cannot add to LDAP!\n",
982 sid_string_static(user_sid),
983 sid_string_static(&ldap_state->domain_sid)));
984 return False;
985 }
986 slprintf(temp, sizeof(temp) - 1, "%i", rid);
987 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
988 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_RID),
989 temp);
990 break;
991
992 case SCHEMAVER_SAMBASAMACCOUNT:
993 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
994 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
995 sid_to_string(sid_string, user_sid));
996 break;
997
998 default:
999 DEBUG(0,("init_ldap_from_sam: unknown schema version specified\n"));
1000 break;
1001 }
1002 }
1003
1004 /* we don't need to store the primary group RID - so leaving it
1005 'free' to hang off the unix primary group makes life easier */
1006
1007 if (need_update(sampass, PDB_GROUPSID)) {
1008 fstring sid_string;
1009 const DOM_SID *group_sid = pdb_get_group_sid(sampass);
1010
1011 switch ( ldap_state->schema_ver ) {
1012 case SCHEMAVER_SAMBAACCOUNT:
1013 if (!sid_peek_check_rid(&ldap_state->domain_sid, group_sid, &rid)) {
1014 DEBUG(1, ("init_ldap_from_sam: User's Primary Group SID (%s) is not for this domain (%s), cannot add to LDAP!\n",
1015 sid_string_static(group_sid),
1016 sid_string_static(&ldap_state->domain_sid)));
1017 return False;
1018 }
1019
1020 slprintf(temp, sizeof(temp) - 1, "%i", rid);
1021 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1022 get_userattr_key2string(ldap_state->schema_ver,
1023 LDAP_ATTR_PRIMARY_GROUP_RID), temp);
1024 break;
1025
1026 case SCHEMAVER_SAMBASAMACCOUNT:
1027 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1028 get_userattr_key2string(ldap_state->schema_ver,
1029 LDAP_ATTR_PRIMARY_GROUP_SID), sid_to_string(sid_string, group_sid));
1030 break;
1031
1032 default:
1033 DEBUG(0,("init_ldap_from_sam: unknown schema version specified\n"));
1034 break;
1035 }
1036
1037 }
1038
1039 /* displayName, cn, and gecos should all be the same
1040 * most easily accomplished by giving them the same OID
1041 * gecos isn't set here b/c it should be handled by the
1042 * add-user script
1043 * We change displayName only and fall back to cn if
1044 * it does not exist.
1045 */
1046
1047 if (need_update(sampass, PDB_FULLNAME))
1048 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1049 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DISPLAY_NAME),
1050 pdb_get_fullname(sampass));
1051
1052 if (need_update(sampass, PDB_ACCTDESC))
1053 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1054 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DESC),
1055 pdb_get_acct_desc(sampass));
1056
1057 if (need_update(sampass, PDB_WORKSTATIONS))
1058 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1059 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_WKS),
1060 pdb_get_workstations(sampass));
1061
1062 if (need_update(sampass, PDB_MUNGEDDIAL))
1063 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1064 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_MUNGED_DIAL),
1065 pdb_get_munged_dial(sampass));
1066
1067 if (need_update(sampass, PDB_SMBHOME))
1068 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1069 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_PATH),
1070 pdb_get_homedir(sampass));
1071
1072 if (need_update(sampass, PDB_DRIVE))
1073 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1074 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_DRIVE),
1075 pdb_get_dir_drive(sampass));
1076
1077 if (need_update(sampass, PDB_LOGONSCRIPT))
1078 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1079 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_SCRIPT),
1080 pdb_get_logon_script(sampass));
1081
1082 if (need_update(sampass, PDB_PROFILE))
1083 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1084 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PROFILE_PATH),
1085 pdb_get_profile_path(sampass));
1086
1087 slprintf(temp, sizeof(temp) - 1, "%li", pdb_get_logon_time(sampass));
1088 if (need_update(sampass, PDB_LOGONTIME))
1089 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1090 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_TIME), temp);
1091
1092 slprintf(temp, sizeof(temp) - 1, "%li", pdb_get_logoff_time(sampass));
1093 if (need_update(sampass, PDB_LOGOFFTIME))
1094 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1095 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGOFF_TIME), temp);
1096
1097 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_kickoff_time(sampass));
1098 if (need_update(sampass, PDB_KICKOFFTIME))
1099 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1100 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_KICKOFF_TIME), temp);
1101
1102 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_pass_can_change_time_noncalc(sampass));
1103 if (need_update(sampass, PDB_CANCHANGETIME))
1104 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1105 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_CAN_CHANGE), temp);
1106
1107 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_pass_must_change_time(sampass));
1108 if (need_update(sampass, PDB_MUSTCHANGETIME))
1109 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1110 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_MUST_CHANGE), temp);
1111
1112
1113 if ((pdb_get_acct_ctrl(sampass)&(ACB_WSTRUST|ACB_SVRTRUST|ACB_DOMTRUST))
1114 || (lp_ldap_passwd_sync()!=LDAP_PASSWD_SYNC_ONLY)) {
1115
1116 if (need_update(sampass, PDB_LMPASSWD)) {
1117 const uchar *lm_pw = pdb_get_lanman_passwd(sampass);
1118 if (lm_pw) {
1119 pdb_sethexpwd(temp, lm_pw,
1120 pdb_get_acct_ctrl(sampass));
1121 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1122 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LMPW),
1123 temp);
1124 } else {
1125 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1126 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LMPW),
1127 NULL);
1128 }
1129 }
1130 if (need_update(sampass, PDB_NTPASSWD)) {
1131 const uchar *nt_pw = pdb_get_nt_passwd(sampass);
1132 if (nt_pw) {
1133 pdb_sethexpwd(temp, nt_pw,
1134 pdb_get_acct_ctrl(sampass));
1135 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1136 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_NTPW),
1137 temp);
1138 } else {
1139 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1140 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_NTPW),
1141 NULL);
1142 }
1143 }
1144
1145 if (need_update(sampass, PDB_PWHISTORY)) {
1146 uint32 pwHistLen = 0;
1147 pdb_get_account_policy(AP_PASSWORD_HISTORY, &pwHistLen);
1148 if (pwHistLen == 0) {
1149 /* Remove any password history from the LDAP store. */
1150 memset(temp, '0', 64); /* NOTE !!!! '0' *NOT '\0' */
1151 temp[64] = '\0';
1152 } else {
1153 int i;
1154 uint32 currHistLen = 0;
1155 const uint8 *pwhist = pdb_get_pw_history(sampass, &currHistLen);
1156 if (pwhist != NULL) {
1157 /* We can only store (sizeof(pstring)-1)/64 password history entries. */
1158 pwHistLen = MIN(pwHistLen, ((sizeof(temp)-1)/64));
1159 for (i=0; i< pwHistLen && i < currHistLen; i++) {
1160 /* Store the salt. */
1161 pdb_sethexpwd(&temp[i*64], &pwhist[i*PW_HISTORY_ENTRY_LEN], 0);
1162 /* Followed by the md5 hash of salt + md4 hash */
1163 pdb_sethexpwd(&temp[(i*64)+32],
1164 &pwhist[(i*PW_HISTORY_ENTRY_LEN)+PW_HISTORY_SALT_LEN], 0);
1165 DEBUG(100, ("temp=%s\n", temp));
1166 }
1167 }
1168 }
1169 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1170 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_HISTORY),
1171 temp);
1172 }
1173
1174 if (need_update(sampass, PDB_PASSLASTSET)) {
1175 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_pass_last_set_time(sampass));
1176 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1177 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_LAST_SET),
1178 temp);
1179 }
1180 }
1181
1182 if (need_update(sampass, PDB_HOURS)) {
1183 const uint8 *hours = pdb_get_hours(sampass);
1184 if (hours) {
1185 pdb_sethexhours(temp, hours);
1186 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct,
1187 existing,
1188 mods,
1189 get_userattr_key2string(ldap_state->schema_ver,
1190 LDAP_ATTR_LOGON_HOURS),
1191 temp);
1192 }
1193 }
1194
1195 if (need_update(sampass, PDB_ACCTCTRL))
1196 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1197 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_ACB_INFO),
1198 pdb_encode_acct_ctrl (pdb_get_acct_ctrl(sampass), NEW_PW_FORMAT_SPACE_PADDED_LEN));
1199
1200 /* password lockout cache:
1201 - If we are now autolocking or clearing, we write to ldap
1202 - If we are clearing, we delete the cache entry
1203 - If the count is > 0, we update the cache
1204
1205 This even means when autolocking, we cache, just in case the
1206 update doesn't work, and we have to cache the autolock flag */
1207
1208 if (need_update(sampass, PDB_BAD_PASSWORD_COUNT)) /* &&
1209 need_update(sampass, PDB_BAD_PASSWORD_TIME)) */ {
1210 uint16 badcount = pdb_get_bad_password_count(sampass);
1211 time_t badtime = pdb_get_bad_password_time(sampass);
1212 uint32 pol;
1213 pdb_get_account_policy(AP_BAD_ATTEMPT_LOCKOUT, &pol);
1214
1215 DEBUG(3, ("updating bad password fields, policy=%u, count=%u, time=%u\n",
1216 (unsigned int)pol, (unsigned int)badcount, (unsigned int)badtime));
1217
1218 if ((badcount >= pol) || (badcount == 0)) {
1219 DEBUG(7, ("making mods to update ldap, count=%u, time=%u\n",
1220 (unsigned int)badcount, (unsigned int)badtime));
1221 slprintf (temp, sizeof (temp) - 1, "%li", (long)badcount);
1222 smbldap_make_mod(
1223 ldap_state->smbldap_state->ldap_struct,
1224 existing, mods,
1225 get_userattr_key2string(
1226 ldap_state->schema_ver,
1227 LDAP_ATTR_BAD_PASSWORD_COUNT),
1228 temp);
1229
1230 slprintf (temp, sizeof (temp) - 1, "%li", badtime);
1231 smbldap_make_mod(
1232 ldap_state->smbldap_state->ldap_struct,
1233 existing, mods,
1234 get_userattr_key2string(
1235 ldap_state->schema_ver,
1236 LDAP_ATTR_BAD_PASSWORD_TIME),
1237 temp);
1238 }
1239 if (badcount == 0) {
1240 DEBUG(7, ("bad password count is reset, deleting login cache entry for %s\n", pdb_get_nt_username(sampass)));
1241 login_cache_delentry(sampass);
1242 } else {
1243 LOGIN_CACHE cache_entry;
1244
1245 cache_entry.entry_timestamp = time(NULL);
1246 cache_entry.acct_ctrl = pdb_get_acct_ctrl(sampass);
1247 cache_entry.bad_password_count = badcount;
1248 cache_entry.bad_password_time = badtime;
1249
1250 DEBUG(7, ("Updating bad password count and time in login cache\n"));
1251 login_cache_write(sampass, cache_entry);
1252 }
1253 }
1254
1255 return True;
1256 }
1257
1258 /**********************************************************************
1259 Connect to LDAP server for password enumeration.
1260 *********************************************************************/
1261
1262 static NTSTATUS ldapsam_setsampwent(struct pdb_methods *my_methods, BOOL update, uint32 acb_mask)
1263 {
1264 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1265 int rc;
1266 pstring filter, suffix;
1267 const char **attr_list;
1268 BOOL machine_mask = False, user_mask = False;
1269
1270 pstr_sprintf( filter, "(&%s%s)", "(uid=%u)",
1271 get_objclass_filter(ldap_state->schema_ver));
1272 all_string_sub(filter, "%u", "*", sizeof(pstring));
1273
1274 machine_mask = ((acb_mask != 0) && (acb_mask & (ACB_WSTRUST|ACB_SVRTRUST|ACB_DOMTRUST)));
1275 user_mask = ((acb_mask != 0) && (acb_mask & ACB_NORMAL));
1276
1277 if (machine_mask) {
1278 pstrcpy(suffix, lp_ldap_machine_suffix());
1279 } else if (user_mask) {
1280 pstrcpy(suffix, lp_ldap_user_suffix());
1281 } else {
1282 pstrcpy(suffix, lp_ldap_suffix());
1283 }
1284
1285 DEBUG(10,("ldapsam_setsampwent: LDAP Query for acb_mask 0x%x will use suffix %s\n",
1286 acb_mask, suffix));
1287
1288 attr_list = get_userattr_list(NULL, ldap_state->schema_ver);
1289 rc = smbldap_search(ldap_state->smbldap_state, suffix, LDAP_SCOPE_SUBTREE, filter,
1290 attr_list, 0, &ldap_state->result);
1291 TALLOC_FREE( attr_list );
1292
1293 if (rc != LDAP_SUCCESS) {
1294 DEBUG(0, ("ldapsam_setsampwent: LDAP search failed: %s\n", ldap_err2string(rc)));
1295 DEBUG(3, ("ldapsam_setsampwent: Query was: %s, %s\n", suffix, filter));
1296 ldap_msgfree(ldap_state->result);
1297 ldap_state->result = NULL;
1298 return NT_STATUS_UNSUCCESSFUL;
1299 }
1300
1301 DEBUG(2, ("ldapsam_setsampwent: %d entries in the base %s\n",
1302 ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
1303 ldap_state->result), suffix));
1304
1305 ldap_state->entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct,
1306 ldap_state->result);
1307 ldap_state->index = 0;
1308
1309 return NT_STATUS_OK;
1310 }
1311
1312 /**********************************************************************
1313 End enumeration of the LDAP password list.
1314 *********************************************************************/
1315
1316 static void ldapsam_endsampwent(struct pdb_methods *my_methods)
1317 {
1318 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1319 if (ldap_state->result) {
1320 ldap_msgfree(ldap_state->result);
1321 ldap_state->result = NULL;
1322 }
1323 }
1324
1325 /**********************************************************************
1326 Get the next entry in the LDAP password database.
1327 *********************************************************************/
1328
1329 static NTSTATUS ldapsam_getsampwent(struct pdb_methods *my_methods,
1330 struct samu *user)
1331 {
1332 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1333 struct ldapsam_privates *ldap_state =
1334 (struct ldapsam_privates *)my_methods->private_data;
1335 BOOL bret = False;
1336
1337 while (!bret) {
1338 if (!ldap_state->entry)
1339 return ret;
1340
1341 ldap_state->index++;
1342 bret = init_sam_from_ldap(ldap_state, user, ldap_state->entry);
1343
1344 ldap_state->entry = ldap_next_entry(priv2ld(ldap_state),
1345 ldap_state->entry);
1346 }
1347
1348 return NT_STATUS_OK;
1349 }
1350
1351 static void append_attr(TALLOC_CTX *mem_ctx, const char ***attr_list,
1352 const char *new_attr)
1353 {
1354 int i;
1355
1356 if (new_attr == NULL) {
1357 return;
1358 }
1359
1360 for (i=0; (*attr_list)[i] != NULL; i++) {
1361 ;
1362 }
1363
1364 (*attr_list) = TALLOC_REALLOC_ARRAY(mem_ctx, (*attr_list),
1365 const char *, i+2);
1366 SMB_ASSERT((*attr_list) != NULL);
1367 (*attr_list)[i] = talloc_strdup((*attr_list), new_attr);
1368 (*attr_list)[i+1] = NULL;
1369 }
1370
1371 /**********************************************************************
1372 Get struct samu entry from LDAP by username.
1373 *********************************************************************/
1374
1375 static NTSTATUS ldapsam_getsampwnam(struct pdb_methods *my_methods, struct samu *user, const char *sname)
1376 {
1377 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1378 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1379 LDAPMessage *result = NULL;
1380 LDAPMessage *entry = NULL;
1381 int count;
1382 const char ** attr_list;
1383 int rc;
1384
1385 attr_list = get_userattr_list( user, ldap_state->schema_ver );
1386 append_attr(user, &attr_list,
1387 get_userattr_key2string(ldap_state->schema_ver,
1388 LDAP_ATTR_MOD_TIMESTAMP));
1389 append_attr(user, &attr_list, "uidNumber");
1390 rc = ldapsam_search_suffix_by_name(ldap_state, sname, &result,
1391 attr_list);
1392 TALLOC_FREE( attr_list );
1393
1394 if ( rc != LDAP_SUCCESS )
1395 return NT_STATUS_NO_SUCH_USER;
1396
1397 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1398
1399 if (count < 1) {
1400 DEBUG(4, ("ldapsam_getsampwnam: Unable to locate user [%s] count=%d\n", sname, count));
1401 ldap_msgfree(result);
1402 return NT_STATUS_NO_SUCH_USER;
1403 } else if (count > 1) {
1404 DEBUG(1, ("ldapsam_getsampwnam: Duplicate entries for this user [%s] Failing. count=%d\n", sname, count));
1405 ldap_msgfree(result);
1406 return NT_STATUS_NO_SUCH_USER;
1407 }
1408
1409 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1410 if (entry) {
1411 if (!init_sam_from_ldap(ldap_state, user, entry)) {
1412 DEBUG(1,("ldapsam_getsampwnam: init_sam_from_ldap failed for user '%s'!\n", sname));
1413 ldap_msgfree(result);
1414 return NT_STATUS_NO_SUCH_USER;
1415 }
1416 pdb_set_backend_private_data(user, result, NULL,
1417 my_methods, PDB_CHANGED);
1418 talloc_autofree_ldapmsg(user, result);
1419 ret = NT_STATUS_OK;
1420 } else {
1421 ldap_msgfree(result);
1422 }
1423 return ret;
1424 }
1425
1426 static int ldapsam_get_ldap_user_by_sid(struct ldapsam_privates *ldap_state,
1427 const DOM_SID *sid, LDAPMessage **result)
1428 {
1429 int rc = -1;
1430 const char ** attr_list;
1431 uint32 rid;
1432
1433 switch ( ldap_state->schema_ver ) {
1434 case SCHEMAVER_SAMBASAMACCOUNT: {
1435 TALLOC_CTX *tmp_ctx = talloc_new(NULL);
1436 if (tmp_ctx == NULL) {
1437 return LDAP_NO_MEMORY;
1438 }
1439
1440 attr_list = get_userattr_list(tmp_ctx,
1441 ldap_state->schema_ver);
1442 append_attr(tmp_ctx, &attr_list,
1443 get_userattr_key2string(
1444 ldap_state->schema_ver,
1445 LDAP_ATTR_MOD_TIMESTAMP));
1446 append_attr(tmp_ctx, &attr_list, "uidNumber");
1447 rc = ldapsam_search_suffix_by_sid(ldap_state, sid,
1448 result, attr_list);
1449 TALLOC_FREE(tmp_ctx);
1450
1451 if ( rc != LDAP_SUCCESS )
1452 return rc;
1453 break;
1454 }
1455
1456 case SCHEMAVER_SAMBAACCOUNT:
1457 if (!sid_peek_check_rid(&ldap_state->domain_sid, sid, &rid)) {
1458 return rc;
1459 }
1460
1461 attr_list = get_userattr_list(NULL,
1462 ldap_state->schema_ver);
1463 rc = ldapsam_search_suffix_by_rid(ldap_state, rid, result, attr_list );
1464 TALLOC_FREE( attr_list );
1465
1466 if ( rc != LDAP_SUCCESS )
1467 return rc;
1468 break;
1469 }
1470 return rc;
1471 }
1472
1473 /**********************************************************************
1474 Get struct samu entry from LDAP by SID.
1475 *********************************************************************/
1476
1477 static NTSTATUS ldapsam_getsampwsid(struct pdb_methods *my_methods, struct samu * user, const DOM_SID *sid)
1478 {
1479 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1480 LDAPMessage *result = NULL;
1481 LDAPMessage *entry = NULL;
1482 int count;
1483 int rc;
1484 fstring sid_string;
1485
1486 rc = ldapsam_get_ldap_user_by_sid(ldap_state,
1487 sid, &result);
1488 if (rc != LDAP_SUCCESS)
1489 return NT_STATUS_NO_SUCH_USER;
1490
1491 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1492
1493 if (count < 1) {
1494 DEBUG(4, ("ldapsam_getsampwsid: Unable to locate SID [%s] count=%d\n", sid_to_string(sid_string, sid),
1495 count));
1496 ldap_msgfree(result);
1497 return NT_STATUS_NO_SUCH_USER;
1498 } else if (count > 1) {
1499 DEBUG(1, ("ldapsam_getsampwsid: More than one user with SID [%s]. Failing. count=%d\n", sid_to_string(sid_string, sid),
1500 count));
1501 ldap_msgfree(result);
1502 return NT_STATUS_NO_SUCH_USER;
1503 }
1504
1505 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1506 if (!entry) {
1507 ldap_msgfree(result);
1508 return NT_STATUS_NO_SUCH_USER;
1509 }
1510
1511 if (!init_sam_from_ldap(ldap_state, user, entry)) {
1512 DEBUG(1,("ldapsam_getsampwsid: init_sam_from_ldap failed!\n"));
1513 ldap_msgfree(result);
1514 return NT_STATUS_NO_SUCH_USER;
1515 }
1516
1517 pdb_set_backend_private_data(user, result, NULL,
1518 my_methods, PDB_CHANGED);
1519 talloc_autofree_ldapmsg(user, result);
1520 return NT_STATUS_OK;
1521 }
1522
1523 /********************************************************************
1524 Do the actual modification - also change a plaintext passord if
1525 it it set.
1526 **********************************************************************/
1527
1528 static NTSTATUS ldapsam_modify_entry(struct pdb_methods *my_methods,
1529 struct samu *newpwd, char *dn,
1530 LDAPMod **mods, int ldap_op,
1531 BOOL (*need_update)(const struct samu *, enum pdb_elements))
1532 {
1533 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1534 int rc;
1535
1536 if (!newpwd || !dn) {
1537 return NT_STATUS_INVALID_PARAMETER;
1538 }
1539
1540 if (!mods) {
1541 DEBUG(5,("ldapsam_modify_entry: mods is empty: nothing to modify\n"));
1542 /* may be password change below however */
1543 } else {
1544 switch(ldap_op) {
1545 case LDAP_MOD_ADD:
1546 if (ldap_state->is_nds_ldap) {
1547 smbldap_set_mod(&mods, LDAP_MOD_ADD,
1548 "objectclass",
1549 "inetOrgPerson");
1550 } else {
1551 smbldap_set_mod(&mods, LDAP_MOD_ADD,
1552 "objectclass",
1553 LDAP_OBJ_ACCOUNT);
1554 }
1555 rc = smbldap_add(ldap_state->smbldap_state,
1556 dn, mods);
1557 break;
1558 case LDAP_MOD_REPLACE:
1559 rc = smbldap_modify(ldap_state->smbldap_state,
1560 dn ,mods);
1561 break;
1562 default:
1563 DEBUG(0,("ldapsam_modify_entry: Wrong LDAP operation type: %d!\n",
1564 ldap_op));
1565 return NT_STATUS_INVALID_PARAMETER;
1566 }
1567
1568 if (rc!=LDAP_SUCCESS) {
1569 return NT_STATUS_UNSUCCESSFUL;
1570 }
1571 }
1572
1573 if (!(pdb_get_acct_ctrl(newpwd)&(ACB_WSTRUST|ACB_SVRTRUST|ACB_DOMTRUST)) &&
1574 (lp_ldap_passwd_sync() != LDAP_PASSWD_SYNC_OFF) &&
1575 need_update(newpwd, PDB_PLAINTEXT_PW) &&
1576 (pdb_get_plaintext_passwd(newpwd)!=NULL)) {
1577 BerElement *ber;
1578 struct berval *bv;
1579 char *retoid = NULL;
1580 struct berval *retdata = NULL;
1581 char *utf8_password;
1582 char *utf8_dn;
1583
1584 if (!ldap_state->is_nds_ldap) {
1585
1586 if (!smbldap_has_extension(ldap_state->smbldap_state->ldap_struct,
1587 LDAP_EXOP_MODIFY_PASSWD)) {
1588 DEBUG(2, ("ldap password change requested, but LDAP "
1589 "server does not support it -- ignoring\n"));
1590 return NT_STATUS_OK;
1591 }
1592 }
1593
1594 if (push_utf8_allocate(&utf8_password, pdb_get_plaintext_passwd(newpwd)) == (size_t)-1) {
1595 return NT_STATUS_NO_MEMORY;
1596 }
1597
1598 if (push_utf8_allocate(&utf8_dn, dn) == (size_t)-1) {
1599 SAFE_FREE(utf8_password);
1600 return NT_STATUS_NO_MEMORY;
1601 }
1602
1603 if ((ber = ber_alloc_t(LBER_USE_DER))==NULL) {
1604 DEBUG(0,("ber_alloc_t returns NULL\n"));
1605 SAFE_FREE(utf8_password);
1606 SAFE_FREE(utf8_dn);
1607 return NT_STATUS_UNSUCCESSFUL;
1608 }
1609
1610 ber_printf (ber, "{");
1611 ber_printf (ber, "ts", LDAP_TAG_EXOP_MODIFY_PASSWD_ID, utf8_dn);
1612 ber_printf (ber, "ts", LDAP_TAG_EXOP_MODIFY_PASSWD_NEW, utf8_password);
1613 ber_printf (ber, "n}");
1614
1615 if ((rc = ber_flatten (ber, &bv))<0) {
1616 DEBUG(0,("ldapsam_modify_entry: ber_flatten returns a value <0\n"));
1617 ber_free(ber,1);
1618 SAFE_FREE(utf8_dn);
1619 SAFE_FREE(utf8_password);
1620 return NT_STATUS_UNSUCCESSFUL;
1621 }
1622
1623 SAFE_FREE(utf8_dn);
1624 SAFE_FREE(utf8_password);
1625 ber_free(ber, 1);
1626
1627 if (!ldap_state->is_nds_ldap) {
1628 rc = smbldap_extended_operation(ldap_state->smbldap_state,
1629 LDAP_EXOP_MODIFY_PASSWD,
1630 bv, NULL, NULL, &retoid,
1631 &retdata);
1632 } else {
1633 rc = pdb_nds_set_password(ldap_state->smbldap_state, dn,
1634 pdb_get_plaintext_passwd(newpwd));
1635 }
1636 if (rc != LDAP_SUCCESS) {
1637 char *ld_error = NULL;
1638
1639 if (rc == LDAP_OBJECT_CLASS_VIOLATION) {
1640 DEBUG(3, ("Could not set userPassword "
1641 "attribute due to an objectClass "
1642 "violation -- ignoring\n"));
1643 ber_bvfree(bv);
1644 return NT_STATUS_OK;
1645 }
1646
1647 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1648 &ld_error);
1649 DEBUG(0,("ldapsam_modify_entry: LDAP Password could not be changed for user %s: %s\n\t%s\n",
1650 pdb_get_username(newpwd), ldap_err2string(rc), ld_error?ld_error:"unknown"));
1651 SAFE_FREE(ld_error);
1652 ber_bvfree(bv);
1653 return NT_STATUS_UNSUCCESSFUL;
1654 } else {
1655 DEBUG(3,("ldapsam_modify_entry: LDAP Password changed for user %s\n",pdb_get_username(newpwd)));
1656 #ifdef DEBUG_PASSWORD
1657 DEBUG(100,("ldapsam_modify_entry: LDAP Password changed to %s\n",pdb_get_plaintext_passwd(newpwd)));
1658 #endif
1659 if (retdata)
1660 ber_bvfree(retdata);
1661 if (retoid)
1662 ldap_memfree(retoid);
1663 }
1664 ber_bvfree(bv);
1665 }
1666 return NT_STATUS_OK;
1667 }
1668
1669 /**********************************************************************
1670 Delete entry from LDAP for username.
1671 *********************************************************************/
1672
1673 static NTSTATUS ldapsam_delete_sam_account(struct pdb_methods *my_methods,
1674 struct samu * sam_acct)
1675 {
1676 struct ldapsam_privates *priv =
1677 (struct ldapsam_privates *)my_methods->private_data;
1678 const char *sname;
1679 int rc;
1680 LDAPMessage *msg, *entry;
1681 NTSTATUS result = NT_STATUS_NO_MEMORY;
1682 const char **attr_list;
1683 TALLOC_CTX *mem_ctx;
1684
1685 if (!sam_acct) {
1686 DEBUG(0, ("ldapsam_delete_sam_account: sam_acct was NULL!\n"));
1687 return NT_STATUS_INVALID_PARAMETER;
1688 }
1689
1690 sname = pdb_get_username(sam_acct);
1691
1692 DEBUG(3, ("ldapsam_delete_sam_account: Deleting user %s from "
1693 "LDAP.\n", sname));
1694
1695 mem_ctx = talloc_new(NULL);
1696 if (mem_ctx == NULL) {
1697 DEBUG(0, ("talloc_new failed\n"));
1698 goto done;
1699 }
1700
1701 attr_list = get_userattr_delete_list(mem_ctx, priv->schema_ver );
1702 if (attr_list == NULL) {
1703 goto done;
1704 }
1705
1706 rc = ldapsam_search_suffix_by_name(priv, sname, &msg, attr_list);
1707
1708 if ((rc != LDAP_SUCCESS) ||
1709 (ldap_count_entries(priv2ld(priv), msg) != 1) ||
1710 ((entry = ldap_first_entry(priv2ld(priv), msg)) == NULL)) {
1711 DEBUG(5, ("Could not find user %s\n", sname));
1712 result = NT_STATUS_NO_SUCH_USER;
1713 goto done;
1714 }
1715
1716 rc = ldapsam_delete_entry(
1717 priv, mem_ctx, entry,
1718 priv->schema_ver == SCHEMAVER_SAMBASAMACCOUNT ?
1719 LDAP_OBJ_SAMBASAMACCOUNT : LDAP_OBJ_SAMBAACCOUNT,
1720 attr_list);
1721
1722 result = (rc == LDAP_SUCCESS) ?
1723 NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
1724
1725 done:
1726 TALLOC_FREE(mem_ctx);
1727 return result;
1728 }
1729
1730 /**********************************************************************
1731 Helper function to determine for update_sam_account whether
1732 we need LDAP modification.
1733 *********************************************************************/
1734
1735 static BOOL element_is_changed(const struct samu *sampass,
1736 enum pdb_elements element)
1737 {
1738 return IS_SAM_CHANGED(sampass, element);
1739 }
1740
1741 /**********************************************************************
1742 Update struct samu.
1743 *********************************************************************/
1744
1745 static NTSTATUS ldapsam_update_sam_account(struct pdb_methods *my_methods, struct samu * newpwd)
1746 {
1747 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1748 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1749 int rc = 0;
1750 char *dn;
1751 LDAPMessage *result = NULL;
1752 LDAPMessage *entry = NULL;
1753 LDAPMod **mods = NULL;
1754 const char **attr_list;
1755
1756 result = (LDAPMessage *)pdb_get_backend_private_data(newpwd, my_methods);
1757 if (!result) {
1758 attr_list = get_userattr_list(NULL, ldap_state->schema_ver);
1759 if (pdb_get_username(newpwd) == NULL) {
1760 return NT_STATUS_INVALID_PARAMETER;
1761 }
1762 rc = ldapsam_search_suffix_by_name(ldap_state, pdb_get_username(newpwd), &result, attr_list );
1763 TALLOC_FREE( attr_list );
1764 if (rc != LDAP_SUCCESS) {
1765 return NT_STATUS_UNSUCCESSFUL;
1766 }
1767 pdb_set_backend_private_data(newpwd, result, NULL,
1768 my_methods, PDB_CHANGED);
1769 talloc_autofree_ldapmsg(newpwd, result);
1770 }
1771
1772 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) == 0) {
1773 DEBUG(0, ("ldapsam_update_sam_account: No user to modify!\n"));
1774 return NT_STATUS_UNSUCCESSFUL;
1775 }
1776
1777 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1778 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
1779 if (!dn) {
1780 return NT_STATUS_UNSUCCESSFUL;
1781 }
1782
1783 DEBUG(4, ("ldapsam_update_sam_account: user %s to be modified has dn: %s\n", pdb_get_username(newpwd), dn));
1784
1785 if (!init_ldap_from_sam(ldap_state, entry, &mods, newpwd,
1786 element_is_changed)) {
1787 DEBUG(0, ("ldapsam_update_sam_account: init_ldap_from_sam failed!\n"));
1788 SAFE_FREE(dn);
1789 if (mods != NULL)
1790 ldap_mods_free(mods,True);
1791 return NT_STATUS_UNSUCCESSFUL;
1792 }
1793
1794 if (mods == NULL) {
1795 DEBUG(4,("ldapsam_update_sam_account: mods is empty: nothing to update for user: %s\n",
1796 pdb_get_username(newpwd)));
1797 SAFE_FREE(dn);
1798 return NT_STATUS_OK;
1799 }
1800
1801 ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,LDAP_MOD_REPLACE, element_is_changed);
1802 ldap_mods_free(mods,True);
1803 SAFE_FREE(dn);
1804
1805 /*
1806 * We need to set the backend private data to NULL here. For example
1807 * setuserinfo level 25 does a pdb_update_sam_account twice on the
1808 * same one, and with the explicit delete / add logic for attribute
1809 * values the second time we would use the wrong "old" value which
1810 * does not exist in LDAP anymore. Thus the LDAP server would refuse
1811 * the update.
1812 * The existing LDAPMessage is still being auto-freed by the
1813 * destructor.
1814 */
1815 pdb_set_backend_private_data(newpwd, NULL, NULL, my_methods,
1816 PDB_CHANGED);
1817
1818 if (!NT_STATUS_IS_OK(ret)) {
1819 return ret;
1820 }
1821
1822 DEBUG(2, ("ldapsam_update_sam_account: successfully modified uid = %s in the LDAP database\n",
1823 pdb_get_username(newpwd)));
1824 return NT_STATUS_OK;
1825 }
1826
1827 /***************************************************************************
1828 Renames a struct samu
1829 - The "rename user script" has full responsibility for changing everything
1830 ***************************************************************************/
1831
1832 static NTSTATUS ldapsam_rename_sam_account(struct pdb_methods *my_methods,
1833 struct samu *old_acct,
1834 const char *newname)
1835 {
1836 const char *oldname;
1837 int rc;
1838 pstring rename_script;
1839 fstring oldname_lower, newname_lower;
1840
1841 if (!old_acct) {
1842 DEBUG(0, ("ldapsam_rename_sam_account: old_acct was NULL!\n"));
1843 return NT_STATUS_INVALID_PARAMETER;
1844 }
1845 if (!newname) {
1846 DEBUG(0, ("ldapsam_rename_sam_account: newname was NULL!\n"));
1847 return NT_STATUS_INVALID_PARAMETER;
1848 }
1849
1850 oldname = pdb_get_username(old_acct);
1851
1852 /* rename the posix user */
1853 pstrcpy(rename_script, lp_renameuser_script());
1854
1855 if (!(*rename_script))
1856 return NT_STATUS_ACCESS_DENIED;
1857
1858 DEBUG (3, ("ldapsam_rename_sam_account: Renaming user %s to %s.\n",
1859 oldname, newname));
1860
1861 /* We have to allow the account name to end with a '$'.
1862 Also, follow the semantics in _samr_create_user() and lower case the
1863 posix name but preserve the case in passdb */
1864
1865 fstrcpy( oldname_lower, oldname );
1866 strlower_m( oldname_lower );
1867 fstrcpy( newname_lower, newname );
1868 strlower_m( newname_lower );
1869 string_sub2(rename_script, "%unew", newname_lower, sizeof(pstring),
1870 True, False, True);
1871 string_sub2(rename_script, "%uold", oldname_lower, sizeof(pstring),
1872 True, False, True);
1873 rc = smbrun(rename_script, NULL);
1874
1875 DEBUG(rc ? 0 : 3,("Running the command `%s' gave %d\n",
1876 rename_script, rc));
1877
1878 if (rc == 0) {
1879 smb_nscd_flush_user_cache();
1880 }
1881
1882 if (rc)
1883 return NT_STATUS_UNSUCCESSFUL;
1884
1885 return NT_STATUS_OK;
1886 }
1887
1888 /**********************************************************************
1889 Helper function to determine for update_sam_account whether
1890 we need LDAP modification.
1891 *********************************************************************/
1892
1893 static BOOL element_is_set_or_changed(const struct samu *sampass,
1894 enum pdb_elements element)
1895 {
1896 return (IS_SAM_SET(sampass, element) ||
1897 IS_SAM_CHANGED(sampass, element));
1898 }
1899
1900 /**********************************************************************
1901 Add struct samu to LDAP.
1902 *********************************************************************/
1903
1904 static NTSTATUS ldapsam_add_sam_account(struct pdb_methods *my_methods, struct samu * newpwd)
1905 {
1906 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1907 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1908 int rc;
1909 LDAPMessage *result = NULL;
1910 LDAPMessage *entry = NULL;
1911 pstring dn;
1912 LDAPMod **mods = NULL;
1913 int ldap_op = LDAP_MOD_REPLACE;
1914 uint32 num_result;
1915 const char **attr_list;
1916 char *escape_user;
1917 const char *username = pdb_get_username(newpwd);
1918 const DOM_SID *sid = pdb_get_user_sid(newpwd);
1919 pstring filter;
1920 fstring sid_string;
1921
1922 if (!username || !*username) {
1923 DEBUG(0, ("ldapsam_add_sam_account: Cannot add user without a username!\n"));
1924 return NT_STATUS_INVALID_PARAMETER;
1925 }
1926
1927 /* free this list after the second search or in case we exit on failure */
1928 attr_list = get_userattr_list(NULL, ldap_state->schema_ver);
1929
1930 rc = ldapsam_search_suffix_by_name (ldap_state, username, &result, attr_list);
1931
1932 if (rc != LDAP_SUCCESS) {
1933 TALLOC_FREE( attr_list );
1934 return NT_STATUS_UNSUCCESSFUL;
1935 }
1936
1937 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) != 0) {
1938 DEBUG(0,("ldapsam_add_sam_account: User '%s' already in the base, with samba attributes\n",
1939 username));
1940 ldap_msgfree(result);
1941 TALLOC_FREE( attr_list );
1942 return NT_STATUS_UNSUCCESSFUL;
1943 }
1944 ldap_msgfree(result);
1945 result = NULL;
1946
1947 if (element_is_set_or_changed(newpwd, PDB_USERSID)) {
1948 rc = ldapsam_get_ldap_user_by_sid(ldap_state,
1949 sid, &result);
1950 if (rc == LDAP_SUCCESS) {
1951 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) != 0) {
1952 DEBUG(0,("ldapsam_add_sam_account: SID '%s' already in the base, with samba attributes\n",
1953 sid_to_string(sid_string, sid)));
1954 TALLOC_FREE( attr_list );
1955 ldap_msgfree(result);
1956 return NT_STATUS_UNSUCCESSFUL;
1957 }
1958 ldap_msgfree(result);
1959 }
1960 }
1961
1962 /* does the entry already exist but without a samba attributes?
1963 we need to return the samba attributes here */
1964
1965 escape_user = escape_ldap_string_alloc( username );
1966 pstrcpy( filter, "(uid=%u)" );
1967 all_string_sub( filter, "%u", escape_user, sizeof(filter) );
1968 SAFE_FREE( escape_user );
1969
1970 rc = smbldap_search_suffix(ldap_state->smbldap_state,
1971 filter, attr_list, &result);
1972 if ( rc != LDAP_SUCCESS ) {
1973 TALLOC_FREE( attr_list );
1974 return NT_STATUS_UNSUCCESSFUL;
1975 }
1976
1977 num_result = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1978
1979 if (num_result > 1) {
1980 DEBUG (0, ("ldapsam_add_sam_account: More than one user with that uid exists: bailing out!\n"));
1981 TALLOC_FREE( attr_list );
1982 ldap_msgfree(result);
1983 return NT_STATUS_UNSUCCESSFUL;
1984 }
1985
1986 /* Check if we need to update an existing entry */
1987 if (num_result == 1) {
1988 char *tmp;
1989
1990 DEBUG(3,("ldapsam_add_sam_account: User exists without samba attributes: adding them\n"));
1991 ldap_op = LDAP_MOD_REPLACE;
1992 entry = ldap_first_entry (ldap_state->smbldap_state->ldap_struct, result);
1993 tmp = smbldap_get_dn (ldap_state->smbldap_state->ldap_struct, entry);
1994 if (!tmp) {
1995 TALLOC_FREE( attr_list );
1996 ldap_msgfree(result);
1997 return NT_STATUS_UNSUCCESSFUL;
1998 }
1999 slprintf (dn, sizeof (dn) - 1, "%s", tmp);
2000 SAFE_FREE(tmp);
2001
2002 } else if (ldap_state->schema_ver == SCHEMAVER_SAMBASAMACCOUNT) {
2003
2004 /* There might be a SID for this account already - say an idmap entry */
2005
2006 pstr_sprintf(filter, "(&(%s=%s)(|(objectClass=%s)(objectClass=%s)))",
2007 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
2008 sid_to_string(sid_string, sid),
2009 LDAP_OBJ_IDMAP_ENTRY,
2010 LDAP_OBJ_SID_ENTRY);
2011
2012 /* free old result before doing a new search */
2013 if (result != NULL) {
2014 ldap_msgfree(result);
2015 result = NULL;
2016 }
2017 rc = smbldap_search_suffix(ldap_state->smbldap_state,
2018 filter, attr_list, &result);
2019
2020 if ( rc != LDAP_SUCCESS ) {
2021 TALLOC_FREE( attr_list );
2022 return NT_STATUS_UNSUCCESSFUL;
2023 }
2024
2025 num_result = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
2026
2027 if (num_result > 1) {
2028 DEBUG (0, ("ldapsam_add_sam_account: More than one user with specified Sid exists: bailing out!\n"));
2029 TALLOC_FREE( attr_list );
2030 ldap_msgfree(result);
2031 return NT_STATUS_UNSUCCESSFUL;
2032 }
2033
2034 /* Check if we need to update an existing entry */
2035 if (num_result == 1) {
2036 char *tmp;
2037
2038 DEBUG(3,("ldapsam_add_sam_account: User exists without samba attributes: adding them\n"));
2039 ldap_op = LDAP_MOD_REPLACE;
2040 entry = ldap_first_entry (ldap_state->smbldap_state->ldap_struct, result);
2041 tmp = smbldap_get_dn (ldap_state->smbldap_state->ldap_struct, entry);
2042 if (!tmp) {
2043 TALLOC_FREE( attr_list );
2044 ldap_msgfree(result);
2045 return NT_STATUS_UNSUCCESSFUL;
2046 }
2047 slprintf (dn, sizeof (dn) - 1, "%s", tmp);
2048 SAFE_FREE(tmp);
2049 }
2050 }
2051
2052 TALLOC_FREE( attr_list );
2053
2054 if (num_result == 0) {
2055 char *escape_username;
2056 /* Check if we need to add an entry */
2057 DEBUG(3,("ldapsam_add_sam_account: Adding new user\n"));
2058 ldap_op = LDAP_MOD_ADD;
2059
2060 escape_username = escape_rdn_val_string_alloc(username);
2061 if (!escape_username) {
2062 DEBUG(0, ("Out of memory!\n"));
2063 ldap_msgfree(result);
2064 return NT_STATUS_NO_MEMORY;
2065 }
2066
2067 if (username[strlen(username)-1] == '$') {
2068 slprintf (dn, sizeof (dn) - 1, "uid=%s,%s", escape_username, lp_ldap_machine_suffix ());
2069 } else {
2070 slprintf (dn, sizeof (dn) - 1, "uid=%s,%s", escape_username, lp_ldap_user_suffix ());
2071 }
2072
2073 SAFE_FREE(escape_username);
2074 }
2075
2076 if (!init_ldap_from_sam(ldap_state, entry, &mods, newpwd,
2077 element_is_set_or_changed)) {
2078 DEBUG(0, ("ldapsam_add_sam_account: init_ldap_from_sam failed!\n"));
2079 ldap_msgfree(result);
2080 if (mods != NULL)
2081 ldap_mods_free(mods,True);
2082 return NT_STATUS_UNSUCCESSFUL;
2083 }
2084
2085 ldap_msgfree(result);
2086
2087 if (mods == NULL) {
2088 DEBUG(0,("ldapsam_add_sam_account: mods is empty: nothing to add for user: %s\n",pdb_get_username(newpwd)));
2089 return NT_STATUS_UNSUCCESSFUL;
2090 }
2091 switch ( ldap_state->schema_ver ) {
2092 case SCHEMAVER_SAMBAACCOUNT:
2093 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_SAMBAACCOUNT);
2094 break;
2095 case SCHEMAVER_SAMBASAMACCOUNT:
2096 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_SAMBASAMACCOUNT);
2097 break;
2098 default:
2099 DEBUG(0,("ldapsam_add_sam_account: invalid schema version specified\n"));
2100 break;
2101 }
2102
2103 ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,ldap_op, element_is_set_or_changed);
2104 if (!NT_STATUS_IS_OK(ret)) {
2105 DEBUG(0,("ldapsam_add_sam_account: failed to modify/add user with uid = %s (dn = %s)\n",
2106 pdb_get_username(newpwd),dn));
2107 ldap_mods_free(mods, True);
2108 return ret;
2109 }
2110
2111 DEBUG(2,("ldapsam_add_sam_account: added: uid == %s in the LDAP database\n", pdb_get_username(newpwd)));
2112 ldap_mods_free(mods, True);
2113
2114 return NT_STATUS_OK;
2115 }
2116
2117 /**********************************************************************
2118 *********************************************************************/
2119
2120 static int ldapsam_search_one_group (struct ldapsam_privates *ldap_state,
2121 const char *filter,
2122 LDAPMessage ** result)
2123 {
2124 int scope = LDAP_SCOPE_SUBTREE;
2125 int rc;
2126 const char **attr_list;
2127
2128 attr_list = get_attr_list(NULL, groupmap_attr_list);
2129 rc = smbldap_search(ldap_state->smbldap_state,
2130 lp_ldap_group_suffix (), scope,
2131 filter, attr_list, 0, result);
2132 TALLOC_FREE(attr_list);
2133
2134 return rc;
2135 }
2136
2137 /**********************************************************************
2138 *********************************************************************/
2139
2140 static BOOL init_group_from_ldap(struct ldapsam_privates *ldap_state,
2141 GROUP_MAP *map, LDAPMessage *entry)
2142 {
2143 pstring temp;
2144
2145 if (ldap_state == NULL || map == NULL || entry == NULL ||
2146 ldap_state->smbldap_state->ldap_struct == NULL) {
2147 DEBUG(0, ("init_group_from_ldap: NULL parameters found!\n"));
2148 return False;
2149 }
2150
2151 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2152 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER), temp)) {
2153 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
2154 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GIDNUMBER)));
2155 return False;
2156 }
2157 DEBUG(2, ("init_group_from_ldap: Entry found for group: %s\n", temp));
2158
2159 map->gid = (gid_t)atol(temp);
2160
2161 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2162 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_SID), temp)) {
2163 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
2164 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_SID)));
2165 return False;
2166 }
2167
2168 if (!string_to_sid(&map->sid, temp)) {
2169 DEBUG(1, ("SID string [%s] could not be read as a valid SID\n", temp));
2170 return False;
2171 }
2172
2173 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2174 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_TYPE), temp)) {
2175 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
2176 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_TYPE)));
2177 return False;
2178 }
2179 map->sid_name_use = (enum lsa_SidType)atol(temp);
2180
2181 if ((map->sid_name_use < SID_NAME_USER) ||
2182 (map->sid_name_use > SID_NAME_UNKNOWN)) {
2183 DEBUG(0, ("init_group_from_ldap: Unknown Group type: %d\n", map->sid_name_use));
2184 return False;
2185 }
2186
2187 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2188 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), temp)) {
2189 temp[0] = '\0';
2190 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2191 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_CN), temp))
2192 {
2193 DEBUG(0, ("init_group_from_ldap: Attributes cn not found either \
2194 for gidNumber(%lu)\n",(unsigned long)map->gid));
2195 return False;
2196 }
2197 }
2198 fstrcpy(map->nt_name, temp);
2199
2200 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2201 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DESC), temp)) {
2202 temp[0] = '\0';
2203 }
2204 fstrcpy(map->comment, temp);
2205
2206 if (lp_parm_bool(-1, "ldapsam", "trusted", False)) {
2207 store_gid_sid_cache(&map->sid, map->gid);
2208 }
2209
2210 return True;
2211 }
2212
2213 /**********************************************************************
2214 *********************************************************************/
2215
2216 static NTSTATUS ldapsam_getgroup(struct pdb_methods *methods,
2217 const char *filter,
2218 GROUP_MAP *map)
2219 {
2220 struct ldapsam_privates *ldap_state =
2221 (struct ldapsam_privates *)methods->private_data;
2222 LDAPMessage *result = NULL;
2223 LDAPMessage *entry = NULL;
2224 int count;
2225
2226 if (ldapsam_search_one_group(ldap_state, filter, &result)
2227 != LDAP_SUCCESS) {
2228 return NT_STATUS_NO_SUCH_GROUP;
2229 }
2230
2231 count = ldap_count_entries(priv2ld(ldap_state), result);
2232
2233 if (count < 1) {
2234 DEBUG(4, ("ldapsam_getgroup: Did not find group\n"));
2235 ldap_msgfree(result);
2236 return NT_STATUS_NO_SUCH_GROUP;
2237 }
2238
2239 if (count > 1) {
2240 DEBUG(1, ("ldapsam_getgroup: Duplicate entries for filter %s: "
2241 "count=%d\n", filter, count));
2242 ldap_msgfree(result);
2243 return NT_STATUS_NO_SUCH_GROUP;
2244 }
2245
2246 entry = ldap_first_entry(priv2ld(ldap_state), result);
2247
2248 if (!entry) {
2249 ldap_msgfree(result);
2250 return NT_STATUS_UNSUCCESSFUL;
2251 }
2252
2253 if (!init_group_from_ldap(ldap_state, map, entry)) {
2254 DEBUG(1, ("ldapsam_getgroup: init_group_from_ldap failed for "
2255 "group filter %s\n", filter));
2256 ldap_msgfree(result);
2257 return NT_STATUS_NO_SUCH_GROUP;
2258 }
2259
2260 ldap_msgfree(result);
2261 return NT_STATUS_OK;
2262 }
2263
2264 /**********************************************************************
2265 *********************************************************************/
2266
2267 static NTSTATUS ldapsam_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
2268 DOM_SID sid)
2269 {
2270 pstring filter;
2271
2272 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%s))",
2273 LDAP_OBJ_GROUPMAP,
2274 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GROUP_SID),
2275 sid_string_static(&sid));
2276
2277 return ldapsam_getgroup(methods, filter, map);
2278 }
2279
2280 /**********************************************************************
2281 *********************************************************************/
2282
2283 static NTSTATUS ldapsam_getgrgid(struct pdb_methods *methods, GROUP_MAP *map,
2284 gid_t gid)
2285 {
2286 pstring filter;
2287
2288 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%lu))",
2289 LDAP_OBJ_GROUPMAP,
2290 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER),
2291 (unsigned long)gid);
2292
2293 return ldapsam_getgroup(methods, filter, map);
2294 }
2295
2296 /**********************************************************************
2297 *********************************************************************/
2298
2299 static NTSTATUS ldapsam_getgrnam(struct pdb_methods *methods, GROUP_MAP *map,
2300 const char *name)
2301 {
2302 pstring filter;
2303 char *escape_name = escape_ldap_string_alloc(name);
2304
2305 if (!escape_name) {
2306 return NT_STATUS_NO_MEMORY;
2307 }
2308
2309 pstr_sprintf(filter, "(&(objectClass=%s)(|(%s=%s)(%s=%s)))",
2310 LDAP_OBJ_GROUPMAP,
2311 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), escape_name,
2312 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_CN), escape_name);
2313
2314 SAFE_FREE(escape_name);
2315
2316 return ldapsam_getgroup(methods, filter, map);
2317 }
2318
2319 static BOOL ldapsam_extract_rid_from_entry(LDAP *ldap_struct,
2320 LDAPMessage *entry,
2321 const DOM_SID *domain_sid,
2322 uint32 *rid)
2323 {
2324 fstring str;
2325 DOM_SID sid;
2326
2327 if (!smbldap_get_single_attribute(ldap_struct, entry, "sambaSID",
2328 str, sizeof(str)-1)) {
2329 DEBUG(10, ("Could not find sambaSID attribute\n"));
2330 return False;
2331 }
2332
2333 if (!string_to_sid(&sid, str)) {
2334 DEBUG(10, ("Could not convert string %s to sid\n", str));
2335 return False;
2336 }
2337
2338 if (sid_compare_domain(&sid, domain_sid) != 0) {
2339 DEBUG(10, ("SID %s is not in expected domain %s\n",
2340 str, sid_string_static(domain_sid)));
2341 return False;
2342 }
2343
2344 if (!sid_peek_rid(&sid, rid)) {
2345 DEBUG(10, ("Could not peek into RID\n"));
2346 return False;
2347 }
2348
2349 return True;
2350 }
2351
2352 static NTSTATUS ldapsam_enum_group_members(struct pdb_methods *methods,
2353 TALLOC_CTX *mem_ctx,
2354 const DOM_SID *group,
2355 uint32 **pp_member_rids,
2356 size_t *p_num_members)
2357 {
2358 struct ldapsam_privates *ldap_state =
2359 (struct ldapsam_privates *)methods->private_data;
2360 struct smbldap_state *conn = ldap_state->smbldap_state;
2361 const char *id_attrs[] = { "memberUid", "gidNumber", NULL };
2362 const char *sid_attrs[] = { "sambaSID", NULL };
2363 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
2364 LDAPMessage *result = NULL;
2365 LDAPMessage *entry;
2366 char *filter;
2367 char **values = NULL;
2368 char **memberuid;
2369 char *gidstr;
2370 int rc, count;
2371
2372 *pp_member_rids = NULL;
2373 *p_num_members = 0;
2374
2375 filter = talloc_asprintf(mem_ctx,
2376 "(&(objectClass=%s)"
2377 "(objectClass=%s)"
2378 "(sambaSID=%s))",
2379 LDAP_OBJ_POSIXGROUP,
2380 LDAP_OBJ_GROUPMAP,
2381 sid_string_static(group));
2382 if (filter == NULL) {
2383 ret = NT_STATUS_NO_MEMORY;
2384 goto done;
2385 }
2386
2387 rc = smbldap_search(conn, lp_ldap_group_suffix(),
2388 LDAP_SCOPE_SUBTREE, filter, id_attrs, 0,
2389 &result);
2390
2391 if (rc != LDAP_SUCCESS)
2392 goto done;
2393
2394 talloc_autofree_ldapmsg(mem_ctx, result);
2395
2396 count = ldap_count_entries(conn->ldap_struct, result);
2397
2398 if (count > 1) {
2399 DEBUG(1, ("Found more than one groupmap entry for %s\n",
2400 sid_string_static(group)));
2401 ret = NT_STATUS_INTERNAL_DB_CORRUPTION;
2402 goto done;
2403 }
2404
2405 if (count == 0) {
2406 ret = NT_STATUS_NO_SUCH_GROUP;
2407 goto done;
2408 }
2409
2410 entry = ldap_first_entry(conn->ldap_struct, result);
2411 if (entry == NULL)
2412 goto done;
2413
2414 gidstr = smbldap_talloc_single_attribute(priv2ld(ldap_state), entry, "gidNumber", mem_ctx);
2415 if (!gidstr) {
2416 DEBUG (0, ("ldapsam_enum_group_members: Unable to find the group's gid!\n"));
2417 ret = NT_STATUS_INTERNAL_DB_CORRUPTION;
2418 goto done;
2419 }
2420
2421 values = ldap_get_values(conn->ldap_struct, entry, "memberUid");
2422
2423 if (values) {
2424
2425 filter = talloc_asprintf(mem_ctx, "(&(objectClass=%s)(|", LDAP_OBJ_SAMBASAMACCOUNT);
2426 if (filter == NULL) {
2427 ret = NT_STATUS_NO_MEMORY;
2428 goto done;
2429 }
2430
2431 for (memberuid = values; *memberuid != NULL; memberuid += 1) {
2432 char *escape_memberuid;
2433
2434 escape_memberuid = escape_ldap_string_alloc(*memberuid);
2435 if (escape_memberuid == NULL) {
2436 ret = NT_STATUS_NO_MEMORY;
2437 goto done;
2438 }
2439
2440 filter = talloc_asprintf_append_buffer(filter, "(uid=%s)", escape_memberuid);
2441 if (filter == NULL) {
2442 SAFE_FREE(escape_memberuid);
2443 ret = NT_STATUS_NO_MEMORY;
2444 goto done;
2445 }
2446
2447 SAFE_FREE(escape_memberuid);
2448 }
2449
2450 filter = talloc_asprintf_append_buffer(filter, "))");
2451 if (filter == NULL) {
2452 ret = NT_STATUS_NO_MEMORY;
2453 goto done;
2454 }
2455
2456 rc = smbldap_search(conn, lp_ldap_user_suffix(),
2457 LDAP_SCOPE_SUBTREE, filter, sid_attrs, 0,
2458 &result);
2459
2460 if (rc != LDAP_SUCCESS)
2461 goto done;
2462
2463 count = ldap_count_entries(conn->ldap_struct, result);
2464 DEBUG(10,("ldapsam_enum_group_members: found %d accounts\n", count));
2465
2466 talloc_autofree_ldapmsg(mem_ctx, result);
2467
2468 for (entry = ldap_first_entry(conn->ldap_struct, result);
2469 entry != NULL;
2470 entry = ldap_next_entry(conn->ldap_struct, entry))
2471 {
2472 char *sidstr;
2473 DOM_SID sid;
2474 uint32 rid;
2475
2476 sidstr = smbldap_talloc_single_attribute(conn->ldap_struct,
2477 entry, "sambaSID",
2478 mem_ctx);
2479 if (!sidstr) {
2480 DEBUG(0, ("Severe DB error, sambaSamAccount can't miss "
2481 "the sambaSID attribute\n"));
2482 ret = NT_STATUS_INTERNAL_DB_CORRUPTION;
2483 goto done;
2484 }
2485
2486 if (!string_to_sid(&sid, sidstr))
2487 goto done;
2488
2489 if (!sid_check_is_in_our_domain(&sid)) {
2490 DEBUG(0, ("Inconsistent SAM -- group member uid not "
2491 "in our domain\n"));
2492 ret = NT_STATUS_INTERNAL_DB_CORRUPTION;
2493 goto done;
2494 }
2495
2496 sid_peek_rid(&sid, &rid);
2497
2498 if (!add_rid_to_array_unique(mem_ctx, rid, pp_member_rids,
2499 p_num_members)) {
2500 ret = NT_STATUS_NO_MEMORY;
2501 goto done;
2502 }
2503 }
2504 }
2505
2506 filter = talloc_asprintf(mem_ctx,
2507 "(&(objectClass=%s)"
2508 "(gidNumber=%s))",
2509 LDAP_OBJ_SAMBASAMACCOUNT,
2510 gidstr);
2511
2512 rc = smbldap_search(conn, lp_ldap_user_suffix(),
2513 LDAP_SCOPE_SUBTREE, filter, sid_attrs, 0,
2514 &result);
2515
2516 if (rc != LDAP_SUCCESS)
2517 goto done;
2518
2519 talloc_autofree_ldapmsg(mem_ctx, result);
2520
2521 for (entry = ldap_first_entry(conn->ldap_struct, result);
2522 entry != NULL;
2523 entry = ldap_next_entry(conn->ldap_struct, entry))
2524 {
2525 uint32 rid;
2526
2527 if (!ldapsam_extract_rid_from_entry(conn->ldap_struct,
2528 entry,
2529 get_global_sam_sid(),
2530 &rid)) {
2531 DEBUG(0, ("Severe DB error, sambaSamAccount can't miss "
2532 "the sambaSID attribute\n"));
2533 ret = NT_STATUS_INTERNAL_DB_CORRUPTION;
2534 goto done;
2535 }
2536
2537 if (!add_rid_to_array_unique(mem_ctx, rid, pp_member_rids,
2538 p_num_members)) {
2539 ret = NT_STATUS_NO_MEMORY;
2540 goto done;
2541 }
2542 }
2543
2544 ret = NT_STATUS_OK;
2545
2546 done:
2547
2548 if (values)
2549 ldap_value_free(values);
2550
2551 return ret;
2552 }
2553
2554 static NTSTATUS ldapsam_enum_group_memberships(struct pdb_methods *methods,
2555 TALLOC_CTX *mem_ctx,
2556 struct samu *user,
2557 DOM_SID **pp_sids,
2558 gid_t **pp_gids,
2559 size_t *p_num_groups)
2560 {
2561 struct ldapsam_privates *ldap_state =
2562 (struct ldapsam_privates *)methods->private_data;
2563 struct smbldap_state *conn = ldap_state->smbldap_state;
2564 char *filter;
2565 const char *attrs[] = { "gidNumber", "sambaSID", NULL };
2566 char *escape_name;
2567 int rc, count;
2568 LDAPMessage *result = NULL;
2569 LDAPMessage *entry;
2570 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
2571 size_t num_sids, num_gids;
2572 char *gidstr;
2573 gid_t primary_gid = -1;
2574
2575 *pp_sids = NULL;
2576 num_sids = 0;
2577
2578 if (pdb_get_username(user) == NULL) {
2579 return NT_STATUS_INVALID_PARAMETER;
2580 }
2581
2582 escape_name = escape_ldap_string_alloc(pdb_get_username(user));
2583 if (escape_name == NULL)
2584 return NT_STATUS_NO_MEMORY;
2585
2586 /* retrieve the users primary gid */
2587 filter = talloc_asprintf(mem_ctx,
2588 "(&(objectClass=%s)(uid=%s))",
2589 LDAP_OBJ_SAMBASAMACCOUNT,
2590 escape_name);
2591 if (filter == NULL) {
2592 ret = NT_STATUS_NO_MEMORY;
2593 goto done;
2594 }
2595
2596 rc = smbldap_search(conn, lp_ldap_user_suffix(),
2597 LDAP_SCOPE_SUBTREE, filter, attrs, 0, &result);
2598
2599 if (rc != LDAP_SUCCESS)
2600 goto done;
2601
2602 talloc_autofree_ldapmsg(mem_ctx, result);
2603
2604 count = ldap_count_entries(priv2ld(ldap_state), result);
2605
2606 switch (count) {
2607 case 0:
2608 DEBUG(1, ("User account [%s] not found!\n", pdb_get_username(user)));
2609 ret = NT_STATUS_NO_SUCH_USER;
2610 goto done;
2611 case 1:
2612 entry = ldap_first_entry(priv2ld(ldap_state), result);
2613
2614 gidstr = smbldap_talloc_single_attribute(priv2ld(ldap_state), entry, "gidNumber", mem_ctx);
2615 if (!gidstr) {
2616 DEBUG (1, ("Unable to find the member's gid!\n"));
2617 ret = NT_STATUS_INTERNAL_DB_CORRUPTION;
2618 goto done;
2619 }
2620 primary_gid = strtoul(gidstr, NULL, 10);
2621 break;
2622 default:
2623 DEBUG(1, ("found more than one account with the same user name ?!\n"));
2624 ret = NT_STATUS_INTERNAL_DB_CORRUPTION;
2625 goto done;
2626 }
2627
2628 filter = talloc_asprintf(mem_ctx,
2629 "(&(objectClass=%s)(|(memberUid=%s)(gidNumber=%d)))",
2630 LDAP_OBJ_POSIXGROUP, escape_name, primary_gid);
2631 if (filter == NULL) {
2632 ret = NT_STATUS_NO_MEMORY;
2633 goto done;
2634 }
2635
2636 rc = smbldap_search(conn, lp_ldap_group_suffix(),
2637 LDAP_SCOPE_SUBTREE, filter, attrs, 0, &result);
2638
2639 if (rc != LDAP_SUCCESS)
2640 goto done;
2641
2642 talloc_autofree_ldapmsg(mem_ctx, result);
2643
2644 num_gids = 0;
2645 *pp_gids = NULL;
2646
2647 num_sids = 0;
2648 *pp_sids = NULL;
2649
2650 /* We need to add the primary group as the first gid/sid */
2651
2652 if (!add_gid_to_array_unique(mem_ctx, primary_gid, pp_gids, &num_gids)) {
2653 ret = NT_STATUS_NO_MEMORY;
2654 goto done;
2655 }
2656
2657 /* This sid will be replaced later */
2658
2659 if (!add_sid_to_array_unique(mem_ctx, &global_sid_NULL, pp_sids, &num_sids)) {
2660 ret = NT_STATUS_NO_MEMORY;
2661 goto done;
2662 }
2663
2664 for (entry = ldap_first_entry(conn->ldap_struct, result);
2665 entry != NULL;
2666 entry = ldap_next_entry(conn->ldap_struct, entry))
2667 {
2668 fstring str;
2669 DOM_SID sid;
2670 gid_t gid;
2671 char *end;
2672
2673 if (!smbldap_get_single_attribute(conn->ldap_struct,
2674 entry, "sambaSID",
2675 str, sizeof(str)-1))
2676 continue;
2677
2678 if (!string_to_sid(&sid, str))
2679 goto done;
2680
2681 if (!smbldap_get_single_attribute(conn->ldap_struct,
2682 entry, "gidNumber",
2683 str, sizeof(str)-1))
2684 continue;
2685
2686 gid = strtoul(str, &end, 10);
2687
2688 if (PTR_DIFF(end, str) != strlen(str))
2689 goto done;
2690
2691 if (gid == primary_gid) {
2692 sid_copy(&(*pp_sids)[0], &sid);
2693 } else {
2694 if (!add_gid_to_array_unique(mem_ctx, gid, pp_gids,
2695 &num_gids)) {
2696 ret = NT_STATUS_NO_MEMORY;
2697 goto done;
2698 }
2699 if (!add_sid_to_array_unique(mem_ctx, &sid, pp_sids,
2700 &num_sids)) {
2701 ret = NT_STATUS_NO_MEMORY;
2702 goto done;
2703 }
2704 }
2705 }
2706
2707 if (sid_compare(&global_sid_NULL, &(*pp_sids)[0]) == 0) {
2708 DEBUG(3, ("primary group of [%s] not found\n",
2709 pdb_get_username(user)));
2710 goto done;
2711 }
2712
2713 *p_num_groups = num_sids;
2714
2715 ret = NT_STATUS_OK;
2716
2717 done:
2718
2719 SAFE_FREE(escape_name);
2720 return ret;
2721 }
2722
2723 /**********************************************************************
2724 * Augment a posixGroup object with a sambaGroupMapping domgroup
2725 *********************************************************************/
2726
2727 static NTSTATUS ldapsam_map_posixgroup(TALLOC_CTX *mem_ctx,
2728 struct ldapsam_privates *ldap_state,
2729 GROUP_MAP *map)
2730 {
2731 const char *filter, *dn;
2732 LDAPMessage *msg, *entry;
2733 LDAPMod **mods;
2734 int rc;
2735
2736 filter = talloc_asprintf(mem_ctx,
2737 "(&(objectClass=posixGroup)(gidNumber=%u))",
2738 map->gid);
2739 if (filter == NULL) {
2740 return NT_STATUS_NO_MEMORY;
2741 }
2742
2743 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter,
2744 get_attr_list(mem_ctx, groupmap_attr_list),
2745 &msg);
2746 talloc_autofree_ldapmsg(mem_ctx, msg);
2747
2748 if ((rc != LDAP_SUCCESS) ||
2749 (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, msg) != 1) ||
2750 ((entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, msg)) == NULL)) {
2751 return NT_STATUS_NO_SUCH_GROUP;
2752 }
2753
2754 dn = smbldap_talloc_dn(mem_ctx, ldap_state->smbldap_state->ldap_struct, entry);
2755 if (dn == NULL) {
2756 return NT_STATUS_NO_MEMORY;
2757 }
2758
2759 mods = NULL;
2760 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass",
2761 "sambaGroupMapping");
2762 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, entry, &mods, "sambaSid",
2763 sid_string_static(&map->sid));
2764 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, entry, &mods, "sambaGroupType",
2765 talloc_asprintf(mem_ctx, "%d", map->sid_name_use));
2766 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, entry, &mods, "displayName",
2767 map->nt_name);
2768 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, entry, &mods, "description",
2769 map->comment);
2770 talloc_autofree_ldapmod(mem_ctx, mods);
2771
2772 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
2773 if (rc != LDAP_SUCCESS) {
2774 return NT_STATUS_ACCESS_DENIED;
2775 }
2776
2777 return NT_STATUS_OK;
2778 }
2779
2780 static NTSTATUS ldapsam_add_group_mapping_entry(struct pdb_methods *methods,
2781 GROUP_MAP *map)
2782 {
2783 struct ldapsam_privates *ldap_state =
2784 (struct ldapsam_privates *)methods->private_data;
2785 LDAPMessage *msg = NULL;
2786 LDAPMod **mods = NULL;
2787 const char *attrs[] = { NULL };
2788 char *filter;
2789
2790 char *dn;
2791 TALLOC_CTX *mem_ctx;
2792 NTSTATUS result;
2793
2794 DOM_SID sid;
2795
2796 int rc;
2797
2798 mem_ctx = talloc_new(NULL);
2799 if (mem_ctx == NULL) {
2800 DEBUG(0, ("talloc_new failed\n"));
2801 return NT_STATUS_NO_MEMORY;
2802 }
2803
2804 filter = talloc_asprintf(mem_ctx, "(sambaSid=%s)",
2805 sid_string_static(&map->sid));
2806 if (filter == NULL) {
2807 result = NT_STATUS_NO_MEMORY;
2808 goto done;
2809 }
2810
2811 rc = smbldap_search(ldap_state->smbldap_state, lp_ldap_suffix(),
2812 LDAP_SCOPE_SUBTREE, filter, attrs, True, &msg);
2813 talloc_autofree_ldapmsg(mem_ctx, msg);
2814
2815 if ((rc == LDAP_SUCCESS) &&
2816 (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, msg) > 0)) {
2817
2818 DEBUG(3, ("SID %s already present in LDAP, refusing to add "
2819 "group mapping entry\n",
2820 sid_string_static(&map->sid)));
2821 result = NT_STATUS_GROUP_EXISTS;
2822 goto done;
2823 }
2824
2825 switch (map->sid_name_use) {
2826
2827 case SID_NAME_DOM_GRP:
2828 /* To map a domain group we need to have a posix group
2829 to attach to. */
2830 result = ldapsam_map_posixgroup(mem_ctx, ldap_state, map);
2831 goto done;
2832 break;
2833
2834 case SID_NAME_ALIAS:
2835 if (!sid_check_is_in_our_domain(&map->sid)
2836 && !sid_check_is_in_builtin(&map->sid) )
2837 {
2838 DEBUG(3, ("Refusing to map sid %s as an alias, not in our domain\n",
2839 sid_string_static(&map->sid)));
2840 result = NT_STATUS_INVALID_PARAMETER;
2841 goto done;
2842 }
2843 break;
2844
2845 default:
2846 DEBUG(3, ("Got invalid use '%s' for mapping\n",
2847 sid_type_lookup(map->sid_name_use)));
2848 result = NT_STATUS_INVALID_PARAMETER;
2849 goto done;
2850 }
2851
2852 /* Domain groups have been mapped in a separate routine, we have to
2853 * create an alias now */
2854
2855 if (map->gid == -1) {
2856 DEBUG(10, ("Refusing to map gid==-1\n"));
2857 result = NT_STATUS_INVALID_PARAMETER;
2858 goto done;
2859 }
2860
2861 if (pdb_gid_to_sid(map->gid, &sid)) {
2862 DEBUG(3, ("Gid %d is already mapped to SID %s, refusing to "
2863 "add\n", map->gid, sid_string_static(&sid)));
2864 result = NT_STATUS_GROUP_EXISTS;
2865 goto done;
2866 }
2867
2868 /* Ok, enough checks done. It's still racy to go ahead now, but that's
2869 * the best we can get out of LDAP. */
2870
2871 dn = talloc_asprintf(mem_ctx, "sambaSid=%s,%s",
2872 sid_string_static(&map->sid),
2873 lp_ldap_group_suffix());
2874 if (dn == NULL) {
2875 result = NT_STATUS_NO_MEMORY;
2876 goto done;
2877 }
2878
2879 mods = NULL;
2880
2881 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, NULL, &mods, "objectClass",
2882 "sambaSidEntry");
2883 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, NULL, &mods, "objectClass",
2884 "sambaGroupMapping");
2885
2886 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, NULL, &mods, "sambaSid",
2887 sid_string_static(&map->sid));
2888 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, NULL, &mods, "sambaGroupType",
2889 talloc_asprintf(mem_ctx, "%d", map->sid_name_use));
2890 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, NULL, &mods, "displayName",
2891 map->nt_name);
2892 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, NULL, &mods, "description",
2893 map->comment);
2894 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, NULL, &mods, "gidNumber",
2895 talloc_asprintf(mem_ctx, "%u", map->gid));
2896 talloc_autofree_ldapmod(mem_ctx, mods);
2897
2898 rc = smbldap_add(ldap_state->smbldap_state, dn, mods);
2899
2900 result = (rc == LDAP_SUCCESS) ?
2901 NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
2902
2903 done:
2904 TALLOC_FREE(mem_ctx);
2905 return result;
2906 }
2907
2908 /**********************************************************************
2909 * Update a group mapping entry. We're quite strict about what can be changed:
2910 * Only the description and displayname may be changed. It simply does not
2911 * make any sense to change the SID, gid or the type in a mapping.
2912 *********************************************************************/
2913
2914 static NTSTATUS ldapsam_update_group_mapping_entry(struct pdb_methods *methods,
2915 GROUP_MAP *map)
2916 {
2917 struct ldapsam_privates *ldap_state =
2918 (struct ldapsam_privates *)methods->private_data;
2919 int rc;
2920 const char *filter, *dn;
2921 LDAPMessage *msg = NULL;
2922 LDAPMessage *entry = NULL;
2923 LDAPMod **mods = NULL;
2924 TALLOC_CTX *mem_ctx;
2925 NTSTATUS result;
2926
2927 mem_ctx = talloc_new(NULL);
2928 if (mem_ctx == NULL) {
2929 DEBUG(0, ("talloc_new failed\n"));
2930 return NT_STATUS_NO_MEMORY;
2931 }
2932
2933 /* Make 100% sure that sid, gid and type are not changed by looking up
2934 * exactly the values we're given in LDAP. */
2935
2936 filter = talloc_asprintf(mem_ctx, "(&(objectClass=%s)"
2937 "(sambaSid=%s)(gidNumber=%u)"
2938 "(sambaGroupType=%d))",
2939 LDAP_OBJ_GROUPMAP,
2940 sid_string_static(&map->sid), map->gid,
2941 map->sid_name_use);
2942 if (filter == NULL) {
2943 result = NT_STATUS_NO_MEMORY;
2944 goto done;
2945 }
2946
2947 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter,
2948 get_attr_list(mem_ctx, groupmap_attr_list),
2949 &msg);
2950 talloc_autofree_ldapmsg(mem_ctx, msg);
2951
2952 if ((rc != LDAP_SUCCESS) ||
2953 (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, msg) != 1) ||
2954 ((entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, msg)) == NULL)) {
2955 result = NT_STATUS_NO_SUCH_GROUP;
2956 goto done;
2957 }
2958
2959 dn = smbldap_talloc_dn(mem_ctx, ldap_state->smbldap_state->ldap_struct, entry);
2960
2961 if (dn == NULL) {
2962 result = NT_STATUS_NO_MEMORY;
2963 goto done;
2964 }
2965
2966 mods = NULL;
2967 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, entry, &mods, "displayName",
2968 map->nt_name);
2969 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, entry, &mods, "description",
2970 map->comment);
2971 talloc_autofree_ldapmod(mem_ctx, mods);
2972
2973 if (mods == NULL) {
2974 DEBUG(4, ("ldapsam_update_group_mapping_entry: mods is empty: "
2975 "nothing to do\n"));
2976 result = NT_STATUS_OK;
2977 goto done;
2978 }
2979
2980 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
2981
2982 if (rc != LDAP_SUCCESS) {
2983 result = NT_STATUS_ACCESS_DENIED;
2984 goto done;
2985 }
2986
2987 DEBUG(2, ("ldapsam_update_group_mapping_entry: successfully modified "
2988 "group %lu in LDAP\n", (unsigned long)map->gid));
2989
2990 result = NT_STATUS_OK;
2991
2992 done:
2993 TALLOC_FREE(mem_ctx);
2994 return result;
2995 }
2996
2997 /**********************************************************************
2998 *********************************************************************/
2999
3000 static NTSTATUS ldapsam_delete_group_mapping_entry(struct pdb_methods *methods,
3001 DOM_SID sid)
3002 {
3003 struct ldapsam_privates *priv =
3004 (struct ldapsam_privates *)methods->private_data;
3005 LDAPMessage *msg, *entry;
3006 int rc;
3007 NTSTATUS result;
3008 TALLOC_CTX *mem_ctx;
3009 char *filter;
3010
3011 mem_ctx = talloc_new(NULL);
3012 if (mem_ctx == NULL) {
3013 DEBUG(0, ("talloc_new failed\n"));
3014 return NT_STATUS_NO_MEMORY;
3015 }
3016
3017 filter = talloc_asprintf(mem_ctx, "(&(objectClass=%s)(%s=%s))",
3018 LDAP_OBJ_GROUPMAP, LDAP_ATTRIBUTE_SID,
3019 sid_string_static(&sid));
3020 if (filter == NULL) {
3021 result = NT_STATUS_NO_MEMORY;
3022 goto done;
3023 }
3024 rc = smbldap_search_suffix(priv->smbldap_state, filter,
3025 get_attr_list(mem_ctx, groupmap_attr_list),
3026 &msg);
3027 talloc_autofree_ldapmsg(mem_ctx, msg);
3028
3029 if ((rc != LDAP_SUCCESS) ||
3030 (ldap_count_entries(priv2ld(priv), msg) != 1) ||
3031 ((entry = ldap_first_entry(priv2ld(priv), msg)) == NULL)) {
3032 result = NT_STATUS_NO_SUCH_GROUP;
3033 goto done;
3034 }
3035
3036 rc = ldapsam_delete_entry(priv, mem_ctx, entry, LDAP_OBJ_GROUPMAP,
3037 get_attr_list(mem_ctx,
3038 groupmap_attr_list_to_delete));
3039
3040 if ((rc == LDAP_NAMING_VIOLATION) ||
3041 (rc == LDAP_OBJECT_CLASS_VIOLATION)) {
3042 const char *attrs[] = { "sambaGroupType", "description",
3043 "displayName", "sambaSIDList",
3044 NULL };
3045
3046 /* Second try. Don't delete the sambaSID attribute, this is
3047 for "old" entries that are tacked on a winbind
3048 sambaIdmapEntry. */
3049
3050 rc = ldapsam_delete_entry(priv, mem_ctx, entry,
3051 LDAP_OBJ_GROUPMAP, attrs);
3052 }
3053
3054 if ((rc == LDAP_NAMING_VIOLATION) ||
3055 (rc == LDAP_OBJECT_CLASS_VIOLATION)) {
3056 const char *attrs[] = { "sambaGroupType", "description",
3057 "displayName", "sambaSIDList",
3058 "gidNumber", NULL };
3059
3060 /* Third try. This is a post-3.0.21 alias (containing only
3061 * sambaSidEntry and sambaGroupMapping classes), we also have
3062 * to delete the gidNumber attribute, only the sambaSidEntry
3063 * remains */
3064
3065 rc = ldapsam_delete_entry(priv, mem_ctx, entry,
3066 LDAP_OBJ_GROUPMAP, attrs);
3067 }
3068
3069 result = (rc == LDAP_SUCCESS) ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
3070
3071 done:
3072 TALLOC_FREE(mem_ctx);
3073 return result;
3074 }
3075
3076 /**********************************************************************
3077 *********************************************************************/
3078
3079 static NTSTATUS ldapsam_setsamgrent(struct pdb_methods *my_methods,
3080 BOOL update)
3081 {
3082 struct ldapsam_privates *ldap_state =
3083 (struct ldapsam_privates *)my_methods->private_data;
3084 fstring filter;
3085 int rc;
3086 const char **attr_list;
3087
3088 pstr_sprintf( filter, "(objectclass=%s)", LDAP_OBJ_GROUPMAP);
3089 attr_list = get_attr_list( NULL, groupmap_attr_list );
3090 rc = smbldap_search(ldap_state->smbldap_state, lp_ldap_group_suffix(),
3091 LDAP_SCOPE_SUBTREE, filter,
3092 attr_list, 0, &ldap_state->result);
3093 TALLOC_FREE(attr_list);
3094
3095 if (rc != LDAP_SUCCESS) {
3096 DEBUG(0, ("ldapsam_setsamgrent: LDAP search failed: %s\n",
3097 ldap_err2string(rc)));
3098 DEBUG(3, ("ldapsam_setsamgrent: Query was: %s, %s\n",
3099 lp_ldap_group_suffix(), filter));
3100 ldap_msgfree(ldap_state->result);
3101 ldap_state->result = NULL;
3102 return NT_STATUS_UNSUCCESSFUL;
3103 }
3104
3105 DEBUG(2, ("ldapsam_setsamgrent: %d entries in the base!\n",
3106 ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
3107 ldap_state->result)));
3108
3109 ldap_state->entry =
3110 ldap_first_entry(ldap_state->smbldap_state->ldap_struct,
3111 ldap_state->result);
3112 ldap_state->index = 0;
3113
3114 return NT_STATUS_OK;
3115 }
3116
3117 /**********************************************************************
3118 *********************************************************************/
3119
3120 static void ldapsam_endsamgrent(struct pdb_methods *my_methods)
3121 {
3122 ldapsam_endsampwent(my_methods);
3123 }
3124
3125 /**********************************************************************
3126 *********************************************************************/
3127
3128 static NTSTATUS ldapsam_getsamgrent(struct pdb_methods *my_methods,
3129 GROUP_MAP *map)
3130 {
3131 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
3132 struct ldapsam_privates *ldap_state =
3133 (struct ldapsam_privates *)my_methods->private_data;
3134 BOOL bret = False;
3135
3136 while (!bret) {
3137 if (!ldap_state->entry)
3138 return ret;
3139
3140 ldap_state->index++;
3141 bret = init_group_from_ldap(ldap_state, map,
3142 ldap_state->entry);
3143
3144 ldap_state->entry =
3145 ldap_next_entry(ldap_state->smbldap_state->ldap_struct,
3146 ldap_state->entry);
3147 }
3148
3149 return NT_STATUS_OK;
3150 }
3151
3152 /**********************************************************************
3153 *********************************************************************/
3154
3155 static NTSTATUS ldapsam_enum_group_mapping(struct pdb_methods *methods,
3156 const DOM_SID *domsid, enum lsa_SidType sid_name_use,
3157 GROUP_MAP **pp_rmap,
3158 size_t *p_num_entries,
3159 BOOL unix_only)
3160 {
3161 GROUP_MAP map;
3162 size_t entries = 0;
3163
3164 *p_num_entries = 0;
3165 *pp_rmap = NULL;
3166
3167 if (!NT_STATUS_IS_OK(ldapsam_setsamgrent(methods, False))) {
3168 DEBUG(0, ("ldapsam_enum_group_mapping: Unable to open "
3169 "passdb\n"));
3170 return NT_STATUS_ACCESS_DENIED;
3171 }
3172
3173 while (NT_STATUS_IS_OK(ldapsam_getsamgrent(methods, &map))) {
3174 if (sid_name_use != SID_NAME_UNKNOWN &&
3175 sid_name_use != map.sid_name_use) {
3176 DEBUG(11,("ldapsam_enum_group_mapping: group %s is "
3177 "not of the requested type\n", map.nt_name));
3178 continue;
3179 }
3180 if (unix_only==ENUM_ONLY_MAPPED && map.gid==-1) {
3181 DEBUG(11,("ldapsam_enum_group_mapping: group %s is "
3182 "non mapped\n", map.nt_name));
3183 continue;
3184 }
3185
3186 (*pp_rmap)=SMB_REALLOC_ARRAY((*pp_rmap), GROUP_MAP, entries+1);
3187 if (!(*pp_rmap)) {
3188 DEBUG(0,("ldapsam_enum_group_mapping: Unable to "
3189 "enlarge group map!\n"));
3190 return NT_STATUS_UNSUCCESSFUL;
3191 }
3192
3193 (*pp_rmap)[entries] = map;
3194
3195 entries += 1;
3196
3197 }
3198 ldapsam_endsamgrent(methods);
3199
3200 *p_num_entries = entries;
3201
3202 return NT_STATUS_OK;
3203 }
3204
3205 static NTSTATUS ldapsam_modify_aliasmem(struct pdb_methods *methods,
3206 const DOM_SID *alias,
3207 const DOM_SID *member,
3208 int modop)
3209 {
3210 struct ldapsam_privates *ldap_state =
3211 (struct ldapsam_privates *)methods->private_data;
3212 char *dn;
3213 LDAPMessage *result = NULL;
3214 LDAPMessage *entry = NULL;
3215 int count;
3216 LDAPMod **mods = NULL;
3217 int rc;
3218 enum lsa_SidType type = SID_NAME_USE_NONE;
3219
3220 pstring filter;
3221
3222 if (sid_check_is_in_builtin(alias)) {
3223 type = SID_NAME_ALIAS;
3224 }
3225
3226 if (sid_check_is_in_our_domain(alias)) {
3227 type = SID_NAME_ALIAS;
3228 }
3229
3230 if (type == SID_NAME_USE_NONE) {
3231 DEBUG(5, ("SID %s is neither in builtin nor in our domain!\n",
3232 sid_string_static(alias)));
3233 return NT_STATUS_NO_SUCH_ALIAS;
3234 }
3235
3236 pstr_sprintf(filter,
3237 "(&(objectClass=%s)(sambaSid=%s)(sambaGroupType=%d))",
3238 LDAP_OBJ_GROUPMAP, sid_string_static(alias),
3239 type);
3240
3241 if (ldapsam_search_one_group(ldap_state, filter,
3242 &result) != LDAP_SUCCESS)
3243 return NT_STATUS_NO_SUCH_ALIAS;
3244
3245 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
3246 result);
3247
3248 if (count < 1) {
3249 DEBUG(4, ("ldapsam_modify_aliasmem: Did not find alias\n"));
3250 ldap_msgfree(result);
3251 return NT_STATUS_NO_SUCH_ALIAS;
3252 }
3253
3254 if (count > 1) {
3255 DEBUG(1, ("ldapsam_modify_aliasmem: Duplicate entries for "
3256 "filter %s: count=%d\n", filter, count));
3257 ldap_msgfree(result);
3258 return NT_STATUS_NO_SUCH_ALIAS;
3259 }
3260
3261 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct,
3262 result);
3263
3264 if (!entry) {
3265 ldap_msgfree(result);
3266 return NT_STATUS_UNSUCCESSFUL;
3267 }
3268
3269 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
3270 if (!dn) {
3271 ldap_msgfree(result);
3272 return NT_STATUS_UNSUCCESSFUL;
3273 }
3274
3275 smbldap_set_mod(&mods, modop,
3276 get_attr_key2string(groupmap_attr_list,
3277 LDAP_ATTR_SID_LIST),
3278 sid_string_static(member));
3279
3280 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
3281
3282 ldap_mods_free(mods, True);
3283 ldap_msgfree(result);
3284 SAFE_FREE(dn);
3285
3286 if (rc == LDAP_TYPE_OR_VALUE_EXISTS) {
3287 return NT_STATUS_MEMBER_IN_ALIAS;
3288 }
3289
3290 if (rc == LDAP_NO_SUCH_ATTRIBUTE) {
3291 return NT_STATUS_MEMBER_NOT_IN_ALIAS;
3292 }
3293
3294 if (rc != LDAP_SUCCESS) {
3295 return NT_STATUS_UNSUCCESSFUL;
3296 }
3297
3298 return NT_STATUS_OK;
3299 }
3300
3301 static NTSTATUS ldapsam_add_aliasmem(struct pdb_methods *methods,
3302 const DOM_SID *alias,
3303 const DOM_SID *member)
3304 {
3305 return ldapsam_modify_aliasmem(methods, alias, member, LDAP_MOD_ADD);
3306 }
3307
3308 static NTSTATUS ldapsam_del_aliasmem(struct pdb_methods *methods,
3309 const DOM_SID *alias,
3310 const DOM_SID *member)
3311 {
3312 return ldapsam_modify_aliasmem(methods, alias, member,
3313 LDAP_MOD_DELETE);
3314 }
3315
3316 static NTSTATUS ldapsam_enum_aliasmem(struct pdb_methods *methods,
3317 const DOM_SID *alias,
3318 DOM_SID **pp_members,
3319 size_t *p_num_members)
3320 {
3321 struct ldapsam_privates *ldap_state =
3322 (struct ldapsam_privates *)methods->private_data;
3323 LDAPMessage *result = NULL;
3324 LDAPMessage *entry = NULL;
3325 int count;
3326 char **values;
3327 int i;
3328 pstring filter;
3329 size_t num_members = 0;
3330 enum lsa_SidType type = SID_NAME_USE_NONE;
3331
3332 *pp_members = NULL;
3333 *p_num_members = 0;
3334
3335 if (sid_check_is_in_builtin(alias)) {
3336 type = SID_NAME_ALIAS;
3337 }
3338
3339 if (sid_check_is_in_our_domain(alias)) {
3340 type = SID_NAME_ALIAS;
3341 }
3342
3343 if (type == SID_NAME_USE_NONE) {
3344 DEBUG(5, ("SID %s is neither in builtin nor in our domain!\n",
3345 sid_string_static(alias)));
3346 return NT_STATUS_NO_SUCH_ALIAS;
3347 }
3348
3349 pstr_sprintf(filter,
3350 "(&(objectClass=%s)(sambaSid=%s)(sambaGroupType=%d))",
3351 LDAP_OBJ_GROUPMAP, sid_string_static(alias),
3352 type);
3353
3354 if (ldapsam_search_one_group(ldap_state, filter,
3355 &result) != LDAP_SUCCESS)
3356 return NT_STATUS_NO_SUCH_ALIAS;
3357
3358 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
3359 result);
3360
3361 if (count < 1) {
3362 DEBUG(4, ("ldapsam_enum_aliasmem: Did not find alias\n"));
3363 ldap_msgfree(result);
3364 return NT_STATUS_NO_SUCH_ALIAS;
3365 }
3366
3367 if (count > 1) {
3368 DEBUG(1, ("ldapsam_enum_aliasmem: Duplicate entries for "
3369 "filter %s: count=%d\n", filter, count));
3370 ldap_msgfree(result);
3371 return NT_STATUS_NO_SUCH_ALIAS;
3372 }
3373
3374 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct,
3375 result);
3376
3377 if (!entry) {
3378 ldap_msgfree(result);
3379 return NT_STATUS_UNSUCCESSFUL;
3380 }
3381
3382 values = ldap_get_values(ldap_state->smbldap_state->ldap_struct,
3383 entry,
3384 get_attr_key2string(groupmap_attr_list,
3385 LDAP_ATTR_SID_LIST));
3386
3387 if (values == NULL) {
3388 ldap_msgfree(result);
3389 return NT_STATUS_OK;
3390 }
3391
3392 count = ldap_count_values(values);
3393
3394 for (i=0; i<count; i++) {
3395 DOM_SID member;
3396
3397 if (!string_to_sid(&member, values[i]))
3398 continue;
3399
3400 if (!add_sid_to_array(NULL, &member, pp_members, &num_members)) {
3401 ldap_value_free(values);
3402 ldap_msgfree(result);
3403 return NT_STATUS_NO_MEMORY;
3404 }
3405 }
3406
3407 *p_num_members = num_members;
3408 ldap_value_free(values);
3409 ldap_msgfree(result);
3410
3411 return NT_STATUS_OK;
3412 }
3413
3414 static NTSTATUS ldapsam_alias_memberships(struct pdb_methods *methods,
3415 TALLOC_CTX *mem_ctx,
3416 const DOM_SID *domain_sid,
3417 const DOM_SID *members,
3418 size_t num_members,
3419 uint32 **pp_alias_rids,
3420 size_t *p_num_alias_rids)
3421 {
3422 struct ldapsam_privates *ldap_state =
3423 (struct ldapsam_privates *)methods->private_data;
3424 LDAP *ldap_struct;
3425
3426 const char *attrs[] = { LDAP_ATTRIBUTE_SID, NULL };
3427
3428 LDAPMessage *result = NULL;
3429 LDAPMessage *entry = NULL;
3430 int i;
3431 int rc;
3432 char *filter;
3433 enum lsa_SidType type = SID_NAME_USE_NONE;
3434
3435 if (sid_check_is_builtin(domain_sid)) {
3436 type = SID_NAME_ALIAS;
3437 }
3438
3439 if (sid_check_is_domain(domain_sid)) {
3440 type = SID_NAME_ALIAS;
3441 }
3442
3443 if (type == SID_NAME_USE_NONE) {
3444 DEBUG(5, ("SID %s is neither builtin nor domain!\n",
3445 sid_string_static(domain_sid)));
3446 return NT_STATUS_UNSUCCESSFUL;
3447 }
3448
3449 filter = talloc_asprintf(mem_ctx,
3450 "(&(|(objectclass=%s)(sambaGroupType=%d))(|",
3451 LDAP_OBJ_GROUPMAP, type);
3452
3453 for (i=0; i<num_members; i++)
3454 filter = talloc_asprintf(mem_ctx, "%s(sambaSIDList=%s)",
3455 filter,
3456 sid_string_static(&members[i]));
3457
3458 filter = talloc_asprintf(mem_ctx, "%s))", filter);
3459
3460 if (filter == NULL) {
3461 return NT_STATUS_NO_MEMORY;
3462 }
3463
3464 rc = smbldap_search(ldap_state->smbldap_state, lp_ldap_group_suffix(),
3465 LDAP_SCOPE_SUBTREE, filter, attrs, 0, &result);
3466
3467 if (rc != LDAP_SUCCESS)
3468 return NT_STATUS_UNSUCCESSFUL;
3469
3470 ldap_struct = ldap_state->smbldap_state->ldap_struct;
3471
3472 for (entry = ldap_first_entry(ldap_struct, result);
3473 entry != NULL;
3474 entry = ldap_next_entry(ldap_struct, entry))
3475 {
3476 fstring sid_str;
3477 DOM_SID sid;
3478 uint32 rid;
3479
3480 if (!smbldap_get_single_attribute(ldap_struct, entry,
3481 LDAP_ATTRIBUTE_SID,
3482 sid_str,
3483 sizeof(sid_str)-1))
3484 continue;
3485
3486 if (!string_to_sid(&sid, sid_str))
3487 continue;
3488
3489 if (!sid_peek_check_rid(domain_sid, &sid, &rid))
3490 continue;
3491
3492 if (!add_rid_to_array_unique(mem_ctx, rid, pp_alias_rids,
3493 p_num_alias_rids)) {
3494 ldap_msgfree(result);
3495 return NT_STATUS_NO_MEMORY;
3496 }
3497 }
3498
3499 ldap_msgfree(result);
3500 return NT_STATUS_OK;
3501 }
3502
3503 static NTSTATUS ldapsam_set_account_policy_in_ldap(struct pdb_methods *methods,
3504 int policy_index,
3505 uint32 value)
3506 {
3507 NTSTATUS ntstatus = NT_STATUS_UNSUCCESSFUL;
3508 int rc;
3509 LDAPMod **mods = NULL;
3510 fstring value_string;
3511 const char *policy_attr = NULL;
3512
3513 struct ldapsam_privates *ldap_state =
3514 (struct ldapsam_privates *)methods->private_data;
3515
3516 DEBUG(10,("ldapsam_set_account_policy_in_ldap\n"));
3517
3518 if (!ldap_state->domain_dn) {
3519 return NT_STATUS_INVALID_PARAMETER;
3520 }
3521
3522 policy_attr = get_account_policy_attr(policy_index);
3523 if (policy_attr == NULL) {
3524 DEBUG(0,("ldapsam_set_account_policy_in_ldap: invalid "
3525 "policy\n"));
3526 return ntstatus;
3527 }
3528
3529 slprintf(value_string, sizeof(value_string) - 1, "%i", value);
3530
3531 smbldap_set_mod(&mods, LDAP_MOD_REPLACE, policy_attr, value_string);
3532
3533 rc = smbldap_modify(ldap_state->smbldap_state, ldap_state->domain_dn,
3534 mods);
3535
3536 ldap_mods_free(mods, True);
3537
3538 if (rc != LDAP_SUCCESS) {
3539 return ntstatus;
3540 }
3541
3542 if (!cache_account_policy_set(policy_index, value)) {
3543 DEBUG(0,("ldapsam_set_account_policy_in_ldap: failed to "
3544 "update local tdb cache\n"));
3545 return ntstatus;
3546 }
3547
3548 return NT_STATUS_OK;
3549 }
3550
3551 static NTSTATUS ldapsam_set_account_policy(struct pdb_methods *methods,
3552 int policy_index, uint32 value)
3553 {
3554 return ldapsam_set_account_policy_in_ldap(methods, policy_index,
3555 value);
3556 }
3557
3558 static NTSTATUS ldapsam_get_account_policy_from_ldap(struct pdb_methods *methods,
3559 int policy_index,
3560 uint32 *value)
3561 {
3562 NTSTATUS ntstatus = NT_STATUS_UNSUCCESSFUL;
3563 LDAPMessage *result = NULL;
3564 LDAPMessage *entry = NULL;
3565 int count;
3566 int rc;
3567 char **vals = NULL;
3568 const char *policy_attr = NULL;
3569
3570 struct ldapsam_privates *ldap_state =
3571 (struct ldapsam_privates *)methods->private_data;
3572
3573 const char *attrs[2];
3574
3575 DEBUG(10,("ldapsam_get_account_policy_from_ldap\n"));
3576
3577 if (!ldap_state->domain_dn) {
3578 return NT_STATUS_INVALID_PARAMETER;
3579 }
3580
3581 policy_attr = get_account_policy_attr(policy_index);
3582 if (!policy_attr) {
3583 DEBUG(0,("ldapsam_get_account_policy_from_ldap: invalid "
3584 "policy index: %d\n", policy_index));
3585 return ntstatus;
3586 }
3587
3588 attrs[0] = policy_attr;
3589 attrs[1] = NULL;
3590
3591 rc = smbldap_search(ldap_state->smbldap_state, ldap_state->domain_dn,
3592 LDAP_SCOPE_BASE, "(objectclass=*)", attrs, 0,
3593 &result);
3594
3595 if (rc != LDAP_SUCCESS) {
3596 return ntstatus;
3597 }
3598
3599 count = ldap_count_entries(priv2ld(ldap_state), result);
3600 if (count < 1) {
3601 goto out;
3602 }
3603
3604 entry = ldap_first_entry(priv2ld(ldap_state), result);
3605 if (entry == NULL) {
3606 goto out;
3607 }
3608
3609 vals = ldap_get_values(priv2ld(ldap_state), entry, policy_attr);
3610 if (vals == NULL) {
3611 goto out;
3612 }
3613
3614 *value = (uint32)atol(vals[0]);
3615
3616 ntstatus = NT_STATUS_OK;
3617
3618 out:
3619 if (vals)
3620 ldap_value_free(vals);
3621 ldap_msgfree(result);
3622
3623 return ntstatus;
3624 }
3625
3626 /* wrapper around ldapsam_get_account_policy_from_ldap(), handles tdb as cache
3627
3628 - if user hasn't decided to use account policies inside LDAP just reuse the
3629 old tdb values
3630
3631 - if there is a valid cache entry, return that
3632 - if there is an LDAP entry, update cache and return
3633 - otherwise set to default, update cache and return
3634
3635 Guenther
3636 */
3637 static NTSTATUS ldapsam_get_account_policy(struct pdb_methods *methods,
3638 int policy_index, uint32 *value)
3639 {
3640 NTSTATUS ntstatus = NT_STATUS_UNSUCCESSFUL;
3641
3642 if (cache_account_policy_get(policy_index, value)) {
3643 DEBUG(11,("ldapsam_get_account_policy: got valid value from "
3644 "cache\n"));
3645 return NT_STATUS_OK;
3646 }
3647
3648 ntstatus = ldapsam_get_account_policy_from_ldap(methods, policy_index,
3649 value);
3650 if (NT_STATUS_IS_OK(ntstatus)) {
3651 goto update_cache;
3652 }
3653
3654 DEBUG(10,("ldapsam_get_account_policy: failed to retrieve from "
3655 "ldap\n"));
3656
3657 #if 0
3658 /* should we automagically migrate old tdb value here ? */
3659 if (account_policy_get(policy_index, value))
3660 goto update_ldap;
3661
3662 DEBUG(10,("ldapsam_get_account_policy: no tdb for %d, trying "
3663 "default\n", policy_index));
3664 #endif
3665
3666 if (!account_policy_get_default(policy_index, value)) {
3667 return ntstatus;
3668 }
3669
3670 /* update_ldap: */
3671
3672 ntstatus = ldapsam_set_account_policy(methods, policy_index, *value);
3673 if (!NT_STATUS_IS_OK(ntstatus)) {
3674 return ntstatus;
3675 }
3676
3677 update_cache:
3678
3679 if (!cache_account_policy_set(policy_index, *value)) {
3680 DEBUG(0,("ldapsam_get_account_policy: failed to update local "
3681 "tdb as a cache\n"));
3682 return NT_STATUS_UNSUCCESSFUL;
3683 }
3684
3685 return NT_STATUS_OK;
3686 }
3687
3688 static NTSTATUS ldapsam_lookup_rids(struct pdb_methods *methods,
3689 const DOM_SID *domain_sid,
3690 int num_rids,
3691 uint32 *rids,
3692 const char **names,
3693 enum lsa_SidType *attrs)
3694 {
3695 struct ldapsam_privates *ldap_state =
3696 (struct ldapsam_privates *)methods->private_data;
3697 LDAPMessage *msg = NULL;
3698 LDAPMessage *entry;
3699 char *allsids = NULL;
3700 int i, rc, num_mapped;
3701 NTSTATUS result = NT_STATUS_NO_MEMORY;
3702 TALLOC_CTX *mem_ctx;
3703 LDAP *ld;
3704 BOOL is_builtin;
3705
3706 mem_ctx = talloc_new(NULL);
3707 if (mem_ctx == NULL) {
3708 DEBUG(0, ("talloc_new failed\n"));
3709 goto done;
3710 }
3711
3712 if (!sid_check_is_builtin(domain_sid) &&
3713 !sid_check_is_domain(domain_sid)) {
3714 result = NT_STATUS_INVALID_PARAMETER;
3715 goto done;
3716 }
3717
3718 for (i=0; i<num_rids; i++)
3719 attrs[i] = SID_NAME_UNKNOWN;
3720
3721 allsids = talloc_strdup(mem_ctx, "");
3722 if (allsids == NULL) {
3723 goto done;
3724 }
3725
3726 for (i=0; i<num_rids; i++) {
3727 DOM_SID sid;
3728 sid_compose(&sid, domain_sid, rids[i]);
3729 allsids = talloc_asprintf_append_buffer(allsids, "(sambaSid=%s)",
3730 sid_string_static(&sid));
3731 if (allsids == NULL) {
3732 goto done;
3733 }
3734 }
3735
3736 /* First look for users */
3737
3738 {
3739 char *filter;
3740 const char *ldap_attrs[] = { "uid", "sambaSid", NULL };
3741
3742 filter = talloc_asprintf(
3743 mem_ctx, ("(&(objectClass=%s)(|%s))"),
3744 LDAP_OBJ_SAMBASAMACCOUNT, allsids);
3745
3746 if (filter == NULL) {
3747 goto done;
3748 }
3749
3750 rc = smbldap_search(ldap_state->smbldap_state,
3751 lp_ldap_user_suffix(),
3752 LDAP_SCOPE_SUBTREE, filter, ldap_attrs, 0,
3753 &msg);
3754 talloc_autofree_ldapmsg(mem_ctx, msg);
3755 }
3756
3757 if (rc != LDAP_SUCCESS)
3758 goto done;
3759
3760 ld = ldap_state->smbldap_state->ldap_struct;
3761 num_mapped = 0;
3762
3763 for (entry = ldap_first_entry(ld, msg);
3764 entry != NULL;
3765 entry = ldap_next_entry(ld, entry)) {
3766 uint32 rid;
3767 int rid_index;
3768 const char *name;
3769
3770 if (!ldapsam_extract_rid_from_entry(ld, entry, domain_sid,
3771 &rid)) {
3772 DEBUG(2, ("Could not find sid from ldap entry\n"));
3773 continue;
3774 }
3775
3776 name = smbldap_talloc_single_attribute(ld, entry, "uid",
3777 names);
3778 if (name == NULL) {
3779 DEBUG(2, ("Could not retrieve uid attribute\n"));
3780 continue;
3781 }
3782
3783 for (rid_index = 0; rid_index < num_rids; rid_index++) {
3784 if (rid == rids[rid_index])
3785 break;
3786 }
3787
3788 if (rid_index == num_rids) {
3789 DEBUG(2, ("Got a RID not asked for: %d\n", rid));
3790 continue;
3791 }
3792
3793 attrs[rid_index] = SID_NAME_USER;
3794 names[rid_index] = name;
3795 num_mapped += 1;
3796 }
3797
3798 if (num_mapped == num_rids) {
3799 /* No need to look for groups anymore -- we're done */
3800 result = NT_STATUS_OK;
3801 goto done;
3802 }
3803
3804 /* Same game for groups */
3805
3806 {
3807 char *filter;
3808 const char *ldap_attrs[] = { "cn", "displayName", "sambaSid",
3809 "sambaGroupType", NULL };
3810
3811 filter = talloc_asprintf(
3812 mem_ctx, "(&(objectClass=%s)(|%s))",
3813 LDAP_OBJ_GROUPMAP, allsids);
3814 if (filter == NULL) {
3815 goto done;
3816 }
3817
3818 rc = smbldap_search(ldap_state->smbldap_state,
3819 lp_ldap_group_suffix(),
3820 LDAP_SCOPE_SUBTREE, filter, ldap_attrs, 0,
3821 &msg);
3822 talloc_autofree_ldapmsg(mem_ctx, msg);
3823 }
3824
3825 if (rc != LDAP_SUCCESS)
3826 goto done;
3827
3828 /* ldap_struct might have changed due to a reconnect */
3829
3830 ld = ldap_state->smbldap_state->ldap_struct;
3831
3832 /* For consistency checks, we already checked we're only domain or builtin */
3833
3834 is_builtin = sid_check_is_builtin(domain_sid);
3835
3836 for (entry = ldap_first_entry(ld, msg);
3837 entry != NULL;
3838 entry = ldap_next_entry(ld, entry))
3839 {
3840 uint32 rid;
3841 int rid_index;
3842 const char *attr;
3843 enum lsa_SidType type;
3844 const char *dn = smbldap_talloc_dn(mem_ctx, ld, entry);
3845
3846 attr = smbldap_talloc_single_attribute(ld, entry, "sambaGroupType",
3847 mem_ctx);
3848 if (attr == NULL) {
3849 DEBUG(2, ("Could not extract type from ldap entry %s\n",
3850 dn));
3851 continue;
3852 }
3853
3854 type = (enum lsa_SidType)atol(attr);
3855
3856 /* Consistency checks */
3857 if ((is_builtin && (type != SID_NAME_ALIAS)) ||
3858 (!is_builtin && ((type != SID_NAME_ALIAS) &&
3859 (type != SID_NAME_DOM_GRP)))) {
3860 DEBUG(2, ("Rejecting invalid group mapping entry %s\n", dn));
3861 }
3862
3863 if (!ldapsam_extract_rid_from_entry(ld, entry, domain_sid,
3864 &rid)) {
3865 DEBUG(2, ("Could not find sid from ldap entry %s\n", dn));
3866 continue;
3867 }
3868
3869 attr = smbldap_talloc_single_attribute(ld, entry, "displayName", names);
3870
3871 if (attr == NULL) {
3872 DEBUG(10, ("Could not retrieve 'displayName' attribute from %s\n",
3873 dn));
3874 attr = smbldap_talloc_single_attribute(ld, entry, "cn", names);
3875 }
3876
3877 if (attr == NULL) {
3878 DEBUG(2, ("Could not retrieve naming attribute from %s\n",
3879 dn));
3880 continue;
3881 }
3882
3883 for (rid_index = 0; rid_index < num_rids; rid_index++) {
3884 if (rid == rids[rid_index])
3885 break;
3886 }
3887
3888 if (rid_index == num_rids) {
3889 DEBUG(2, ("Got a RID not asked for: %d\n", rid));
3890 continue;
3891 }
3892
3893 attrs[rid_index] = type;
3894 names[rid_index] = attr;
3895 num_mapped += 1;
3896 }
3897
3898 result = NT_STATUS_NONE_MAPPED;
3899
3900 if (num_mapped > 0)
3901 result = (num_mapped == num_rids) ?
3902 NT_STATUS_OK : STATUS_SOME_UNMAPPED;
3903 done:
3904 TALLOC_FREE(mem_ctx);
3905 return result;
3906 }
3907
3908 static char *get_ldap_filter(TALLOC_CTX *mem_ctx, const char *username)
3909 {
3910 char *filter = NULL;
3911 char *escaped = NULL;
3912 char *result = NULL;
3913
3914 asprintf(&filter, "(&%s(objectclass=sambaSamAccount))",
3915 "(uid=%u)");
3916 if (filter == NULL) goto done;
3917
3918 escaped = escape_ldap_string_alloc(username);
3919 if (escaped == NULL) goto done;
3920
3921 result = talloc_string_sub(mem_ctx, filter, "%u", username);
3922
3923 done:
3924 SAFE_FREE(filter);
3925 SAFE_FREE(escaped);
3926
3927 return result;
3928 }
3929
3930 const char **talloc_attrs(TALLOC_CTX *mem_ctx, ...)
3931 {
3932 int i, num = 0;
3933 va_list ap;
3934 const char **result;
3935
3936 va_start(ap, mem_ctx);
3937 while (va_arg(ap, const char *) != NULL)
3938 num += 1;
3939 va_end(ap);
3940
3941 if ((result = TALLOC_ARRAY(mem_ctx, const char *, num+1)) == NULL) {
3942 return NULL;
3943 }
3944
3945 va_start(ap, mem_ctx);
3946 for (i=0; i<num; i++) {
3947 result[i] = talloc_strdup(result, va_arg(ap, const char*));
3948 if (result[i] == NULL) {
3949 talloc_free(result);
3950 return NULL;
3951 }
3952 }
3953 va_end(ap);
3954
3955 result[num] = NULL;
3956 return result;
3957 }
3958
3959 struct ldap_search_state {
3960 struct smbldap_state *connection;
3961
3962 uint32 acct_flags;
3963 uint16 group_type;
3964
3965 const char *base;
3966 int scope;
3967 const char *filter;
3968 const char **attrs;
3969 int attrsonly;
3970 void *pagedresults_cookie;
3971
3972 LDAPMessage *entries, *current_entry;
3973 BOOL (*ldap2displayentry)(struct ldap_search_state *state,
3974 TALLOC_CTX *mem_ctx,
3975 LDAP *ld, LDAPMessage *entry,
3976 struct samr_displayentry *result);
3977 };
3978
3979 static BOOL ldapsam_search_firstpage(struct pdb_search *search)
3980 {
3981 struct ldap_search_state *state =
3982 (struct ldap_search_state *)search->private_data;
3983 LDAP *ld;
3984 int rc = LDAP_OPERATIONS_ERROR;
3985
3986 state->entries = NULL;
3987
3988 if (state->connection->paged_results) {
3989 rc = smbldap_search_paged(state->connection, state->base,
3990 state->scope, state->filter,
3991 state->attrs, state->attrsonly,
3992 lp_ldap_page_size(), &state->entries,
3993 &state->pagedresults_cookie);
3994 }
3995
3996 if ((rc != LDAP_SUCCESS) || (state->entries == NULL)) {
3997
3998 if (state->entries != NULL) {
3999 /* Left over from unsuccessful paged attempt */
4000 ldap_msgfree(state->entries);
4001 state->entries = NULL;
4002 }
4003
4004 rc = smbldap_search(state->connection, state->base,
4005 state->scope, state->filter, state->attrs,
4006 state->attrsonly, &state->entries);
4007
4008 if ((rc != LDAP_SUCCESS) || (state->entries == NULL))
4009 return False;
4010
4011 /* Ok, the server was lying. It told us it could do paged
4012 * searches when it could not. */
4013 state->connection->paged_results = False;
4014 }
4015
4016 ld = state->connection->ldap_struct;
4017 if ( ld == NULL) {
4018 DEBUG(5, ("Don't have an LDAP connection right after a "
4019 "search\n"));
4020 return False;
4021 }
4022 state->current_entry = ldap_first_entry(ld, state->entries);
4023
4024 if (state->current_entry == NULL) {
4025 ldap_msgfree(state->entries);
4026 state->entries = NULL;
4027 }
4028
4029 return True;
4030 }
4031
4032 static BOOL ldapsam_search_nextpage(struct pdb_search *search)
4033 {
4034 struct ldap_search_state *state =
4035 (struct ldap_search_state *)search->private_data;
4036 int rc;
4037
4038 if (!state->connection->paged_results) {
4039 /* There is no next page when there are no paged results */
4040 return False;
4041 }
4042
4043 rc = smbldap_search_paged(state->connection, state->base,
4044 state->scope, state->filter, state->attrs,
4045 state->attrsonly, lp_ldap_page_size(),
4046 &state->entries,
4047 &state->pagedresults_cookie);
4048
4049 if ((rc != LDAP_SUCCESS) || (state->entries == NULL))
4050 return False;
4051
4052 state->current_entry = ldap_first_entry(state->connection->ldap_struct, state->entries);
4053
4054 if (state->current_entry == NULL) {
4055 ldap_msgfree(state->entries);
4056 state->entries = NULL;
4057 }
4058
4059 return True;
4060 }
4061
4062 static BOOL ldapsam_search_next_entry(struct pdb_search *search,
4063 struct samr_displayentry *entry)
4064 {
4065 struct ldap_search_state *state =
4066 (struct ldap_search_state *)search->private_data;
4067 BOOL result;
4068
4069 retry:
4070 if ((state->entries == NULL) && (state->pagedresults_cookie == NULL))
4071 return False;
4072
4073 if ((state->entries == NULL) &&
4074 !ldapsam_search_nextpage(search))
4075 return False;
4076
4077 result = state->ldap2displayentry(state, search->mem_ctx, state->connection->ldap_struct,
4078 state->current_entry, entry);
4079
4080 if (!result) {
4081 char *dn;
4082 dn = ldap_get_dn(state->connection->ldap_struct, state->current_entry);
4083 DEBUG(5, ("Skipping entry %s\n", dn != NULL ? dn : "<NULL>"));
4084 if (dn != NULL) ldap_memfree(dn);
4085 }
4086
4087 state->current_entry = ldap_next_entry(state->connection->ldap_struct, state->current_entry);
4088
4089 if (state->current_entry == NULL) {
4090 ldap_msgfree(state->entries);
4091 state->entries = NULL;
4092 }
4093
4094 if (!result) goto retry;
4095
4096 return True;
4097 }
4098
4099 static void ldapsam_search_end(struct pdb_search *search)
4100 {
4101 struct ldap_search_state *state =
4102 (struct ldap_search_state *)search->private_data;
4103 int rc;
4104
4105 if (state->pagedresults_cookie == NULL)
4106 return;
4107
4108 if (state->entries != NULL)
4109 ldap_msgfree(state->entries);
4110
4111 state->entries = NULL;
4112 state->current_entry = NULL;
4113
4114 if (!state->connection->paged_results)
4115 return;
4116
4117 /* Tell the LDAP server we're not interested in the rest anymore. */
4118
4119 rc = smbldap_search_paged(state->connection, state->base, state->scope,
4120 state->filter, state->attrs,
4121 state->attrsonly, 0, &state->entries,
4122 &state->pagedresults_cookie);
4123
4124 if (rc != LDAP_SUCCESS)
4125 DEBUG(5, ("Could not end search properly\n"));
4126
4127 return;
4128 }
4129
4130 static BOOL ldapuser2displayentry(struct ldap_search_state *state,
4131 TALLOC_CTX *mem_ctx,
4132 LDAP *ld, LDAPMessage *entry,
4133 struct samr_displayentry *result)
4134 {
4135 char **vals;
4136 DOM_SID sid;
4137 uint32 acct_flags;
4138
4139 vals = ldap_get_values(ld, entry, "sambaAcctFlags");
4140 if ((vals == NULL) || (vals[0] == NULL)) {
4141 DEBUG(5, ("\"sambaAcctFlags\" not found\n"));
4142 return False;
4143 }
4144 acct_flags = pdb_decode_acct_ctrl(vals[0]);
4145 ldap_value_free(vals);
4146
4147 if ((state->acct_flags != 0) &&
4148 ((state->acct_flags & acct_flags) == 0))
4149 return False;
4150
4151 result->acct_flags = acct_flags;
4152 result->account_name = "";
4153 result->fullname = "";
4154 result->description = "";
4155
4156 vals = ldap_get_values(ld, entry, "uid");
4157 if ((vals == NULL) || (vals[0] == NULL)) {
4158 DEBUG(5, ("\"uid\" not found\n"));
4159 return False;
4160 }
4161 pull_utf8_talloc(mem_ctx,
4162 CONST_DISCARD(char **, &result->account_name),
4163 vals[0]);
4164 ldap_value_free(vals);
4165
4166 vals = ldap_get_values(ld, entry, "displayName");
4167 if ((vals == NULL) || (vals[0] == NULL))
4168 DEBUG(8, ("\"displayName\" not found\n"));
4169 else
4170 pull_utf8_talloc(mem_ctx,
4171 CONST_DISCARD(char **, &result->fullname),
4172 vals[0]);
4173 ldap_value_free(vals);
4174
4175 vals = ldap_get_values(ld, entry, "description");
4176 if ((vals == NULL) || (vals[0] == NULL))
4177 DEBUG(8, ("\"description\" not found\n"));
4178 else
4179 pull_utf8_talloc(mem_ctx,
4180 CONST_DISCARD(char **, &result->description),
4181 vals[0]);
4182 ldap_value_free(vals);
4183
4184 if ((result->account_name == NULL) ||
4185 (result->fullname == NULL) ||
4186 (result->description == NULL)) {
4187 DEBUG(0, ("talloc failed\n"));
4188 return False;
4189 }
4190
4191 vals = ldap_get_values(ld, entry, "sambaSid");
4192 if ((vals == NULL) || (vals[0] == NULL)) {
4193 DEBUG(0, ("\"objectSid\" not found\n"));
4194 return False;
4195 }
4196
4197 if (!string_to_sid(&sid, vals[0])) {
4198 DEBUG(0, ("Could not convert %s to SID\n", vals[0]));
4199 ldap_value_free(vals);
4200 return False;
4201 }
4202 ldap_value_free(vals);
4203
4204 if (!sid_peek_check_rid(get_global_sam_sid(), &sid, &result->rid)) {
4205 DEBUG(0, ("sid %s does not belong to our domain\n",
4206 sid_string_static(&sid)));
4207 return False;
4208 }
4209
4210 return True;
4211 }
4212
4213
4214 static BOOL ldapsam_search_users(struct pdb_methods *methods,
4215 struct pdb_search *search,
4216 uint32 acct_flags)
4217 {
4218 struct ldapsam_privates *ldap_state =
4219 (struct ldapsam_privates *)methods->private_data;
4220 struct ldap_search_state *state;
4221
4222 state = TALLOC_P(search->mem_ctx, struct ldap_search_state);
4223 if (state == NULL) {
4224 DEBUG(0, ("talloc failed\n"));
4225 return False;
4226 }
4227
4228 state->connection = ldap_state->smbldap_state;
4229
4230 if ((acct_flags != 0) && ((acct_flags & ACB_NORMAL) != 0))
4231 state->base = lp_ldap_user_suffix();
4232 else if ((acct_flags != 0) &&
4233 ((acct_flags & (ACB_WSTRUST|ACB_SVRTRUST|ACB_DOMTRUST)) != 0))
4234 state->base = lp_ldap_machine_suffix();
4235 else
4236 state->base = lp_ldap_suffix();
4237
4238 state->acct_flags = acct_flags;
4239 state->base = talloc_strdup(search->mem_ctx, state->base);
4240 state->scope = LDAP_SCOPE_SUBTREE;
4241 state->filter = get_ldap_filter(search->mem_ctx, "*");
4242 state->attrs = talloc_attrs(search->mem_ctx, "uid", "sambaSid",
4243 "displayName", "description",
4244 "sambaAcctFlags", NULL);
4245 state->attrsonly = 0;
4246 state->pagedresults_cookie = NULL;
4247 state->entries = NULL;
4248 state->ldap2displayentry = ldapuser2displayentry;
4249
4250 if ((state->filter == NULL) || (state->attrs == NULL)) {
4251 DEBUG(0, ("talloc failed\n"));
4252 return False;
4253 }
4254
4255 search->private_data = state;
4256 search->next_entry = ldapsam_search_next_entry;
4257 search->search_end = ldapsam_search_end;
4258
4259 return ldapsam_search_firstpage(search);
4260 }
4261
4262 static BOOL ldapgroup2displayentry(struct ldap_search_state *state,
4263 TALLOC_CTX *mem_ctx,
4264 LDAP *ld, LDAPMessage *entry,
4265 struct samr_displayentry *result)
4266 {
4267 char **vals;
4268 DOM_SID sid;
4269 uint16 group_type;
4270
4271 result->account_name = "";
4272 result->fullname = "";
4273 result->description = "";
4274
4275
4276 vals = ldap_get_values(ld, entry, "sambaGroupType");
4277 if ((vals == NULL) || (vals[0] == NULL)) {
4278 DEBUG(5, ("\"sambaGroupType\" not found\n"));
4279 if (vals != NULL) {
4280 ldap_value_free(vals);
4281 }
4282 return False;
4283 }
4284
4285 group_type = atoi(vals[0]);
4286
4287 if ((state->group_type != 0) &&
4288 ((state->group_type != group_type))) {
4289 ldap_value_free(vals);
4290 return False;
4291 }
4292
4293 ldap_value_free(vals);
4294
4295 /* display name is the NT group name */
4296
4297 vals = ldap_get_values(ld, entry, "displayName");
4298 if ((vals == NULL) || (vals[0] == NULL)) {
4299 DEBUG(8, ("\"displayName\" not found\n"));
4300
4301 /* fallback to the 'cn' attribute */
4302 vals = ldap_get_values(ld, entry, "cn");
4303 if ((vals == NULL) || (vals[0] == NULL)) {
4304 DEBUG(5, ("\"cn\" not found\n"));
4305 return False;
4306 }
4307 pull_utf8_talloc(mem_ctx,
4308 CONST_DISCARD(char **, &result->account_name),
4309 vals[0]);
4310 }
4311 else {
4312 pull_utf8_talloc(mem_ctx,
4313 CONST_DISCARD(char **, &result->account_name),
4314 vals[0]);
4315 }
4316
4317 ldap_value_free(vals);
4318
4319 vals = ldap_get_values(ld, entry, "description");
4320 if ((vals == NULL) || (vals[0] == NULL))
4321 DEBUG(8, ("\"description\" not found\n"));
4322 else
4323 pull_utf8_talloc(mem_ctx,
4324 CONST_DISCARD(char **, &result->description),
4325 vals[0]);
4326 ldap_value_free(vals);
4327
4328 if ((result->account_name == NULL) ||
4329 (result->fullname == NULL) ||
4330 (result->description == NULL)) {
4331 DEBUG(0, ("talloc failed\n"));
4332 return False;
4333 }
4334
4335 vals = ldap_get_values(ld, entry, "sambaSid");
4336 if ((vals == NULL) || (vals[0] == NULL)) {
4337 DEBUG(0, ("\"objectSid\" not found\n"));
4338 if (vals != NULL) {
4339 ldap_value_free(vals);
4340 }
4341 return False;
4342 }
4343
4344 if (!string_to_sid(&sid, vals[0])) {
4345 DEBUG(0, ("Could not convert %s to SID\n", vals[0]));
4346 return False;
4347 }
4348
4349 ldap_value_free(vals);
4350
4351 switch (group_type) {
4352 case SID_NAME_DOM_GRP:
4353 case SID_NAME_ALIAS:
4354
4355 if (!sid_peek_check_rid(get_global_sam_sid(), &sid, &result->rid)
4356 && !sid_peek_check_rid(&global_sid_Builtin, &sid, &result->rid))
4357 {
4358 DEBUG(0, ("%s is not in our domain\n",
4359 sid_string_static(&sid)));
4360 return False;
4361 }
4362 break;
4363
4364 default:
4365 DEBUG(0,("unkown group type: %d\n", group_type));
4366 return False;
4367 }
4368
4369 return True;
4370 }
4371
4372 static BOOL ldapsam_search_grouptype(struct pdb_methods *methods,
4373 struct pdb_search *search,
4374 const DOM_SID *sid,
4375 enum lsa_SidType type)
4376 {
4377 struct ldapsam_privates *ldap_state =
4378 (struct ldapsam_privates *)methods->private_data;
4379 struct ldap_search_state *state;
4380
4381 state = TALLOC_P(search->mem_ctx, struct ldap_search_state);
4382 if (state == NULL) {
4383 DEBUG(0, ("talloc failed\n"));
4384 return False;
4385 }
4386
4387 state->connection = ldap_state->smbldap_state;
4388
4389 state->base = talloc_strdup(search->mem_ctx, lp_ldap_group_suffix());
4390 state->connection = ldap_state->smbldap_state;
4391 state->scope = LDAP_SCOPE_SUBTREE;
4392 state->filter = talloc_asprintf(search->mem_ctx,
4393 "(&(objectclass=sambaGroupMapping)"
4394 "(sambaGroupType=%d)(sambaSID=%s*))",
4395 type, sid_string_static(sid));
4396 state->attrs = talloc_attrs(search->mem_ctx, "cn", "sambaSid",
4397 "displayName", "description",
4398 "sambaGroupType", NULL);
4399 state->attrsonly = 0;
4400 state->pagedresults_cookie = NULL;
4401 state->entries = NULL;
4402 state->group_type = type;
4403 state->ldap2displayentry = ldapgroup2displayentry;
4404
4405 if ((state->filter == NULL) || (state->attrs == NULL)) {
4406 DEBUG(0, ("talloc failed\n"));
4407 return False;
4408 }
4409
4410 search->private_data = state;
4411 search->next_entry = ldapsam_search_next_entry;
4412 search->search_end = ldapsam_search_end;
4413
4414 return ldapsam_search_firstpage(search);
4415 }
4416
4417 static BOOL ldapsam_search_groups(struct pdb_methods *methods,
4418 struct pdb_search *search)
4419 {
4420 return ldapsam_search_grouptype(methods, search, get_global_sam_sid(), SID_NAME_DOM_GRP);
4421 }
4422
4423 static BOOL ldapsam_search_aliases(struct pdb_methods *methods,
4424 struct pdb_search *search,
4425 const DOM_SID *sid)
4426 {
4427 return ldapsam_search_grouptype(methods, search, sid, SID_NAME_ALIAS);
4428 }
4429
4430 static BOOL ldapsam_rid_algorithm(struct pdb_methods *methods)
4431 {
4432 return False;
4433 }
4434
4435 static NTSTATUS ldapsam_get_new_rid(struct ldapsam_privates *priv,
4436 uint32 *rid)
4437 {
4438 struct smbldap_state *smbldap_state = priv->smbldap_state;
4439
4440 LDAPMessage *result = NULL;
4441 LDAPMessage *entry = NULL;
4442 LDAPMod **mods = NULL;
4443 NTSTATUS status;
4444 char *value;
4445 int rc;
4446 uint32 nextRid = 0;
4447 const char *dn;
4448
4449 TALLOC_CTX *mem_ctx;
4450
4451 mem_ctx = talloc_new(NULL);
4452 if (mem_ctx == NULL) {
4453 DEBUG(0, ("talloc_new failed\n"));
4454 return NT_STATUS_NO_MEMORY;
4455 }
4456
4457 status = smbldap_search_domain_info(smbldap_state, &result,
4458 get_global_sam_name(), False);
4459 if (!NT_STATUS_IS_OK(status)) {
4460 DEBUG(3, ("Could not get domain info: %s\n",
4461 nt_errstr(status)));
4462 goto done;
4463 }
4464
4465 talloc_autofree_ldapmsg(mem_ctx, result);
4466
4467 entry = ldap_first_entry(priv2ld(priv), result);
4468 if (entry == NULL) {
4469 DEBUG(0, ("Could not get domain info entry\n"));
4470 status = NT_STATUS_INTERNAL_DB_CORRUPTION;
4471 goto done;
4472 }
4473
4474 /* Find the largest of the three attributes "sambaNextRid",
4475 "sambaNextGroupRid" and "sambaNextUserRid". I gave up on the
4476 concept of differentiating between user and group rids, and will
4477 use only "sambaNextRid" in the future. But for compatibility
4478 reasons I look if others have chosen different strategies -- VL */
4479
4480 value = smbldap_talloc_single_attribute(priv2ld(priv), entry,
4481 "sambaNextRid", mem_ctx);
4482 if (value != NULL) {
4483 uint32 tmp = (uint32)strtoul(value, NULL, 10);
4484 nextRid = MAX(nextRid, tmp);
4485 }
4486
4487 value = smbldap_talloc_single_attribute(priv2ld(priv), entry,
4488 "sambaNextUserRid", mem_ctx);
4489 if (value != NULL) {
4490 uint32 tmp = (uint32)strtoul(value, NULL, 10);
4491 nextRid = MAX(nextRid, tmp);
4492 }
4493
4494 value = smbldap_talloc_single_attribute(priv2ld(priv), entry,
4495 "sambaNextGroupRid", mem_ctx);
4496 if (value != NULL) {
4497 uint32 tmp = (uint32)strtoul(value, NULL, 10);
4498 nextRid = MAX(nextRid, tmp);
4499 }
4500
4501 if (nextRid == 0) {
4502 nextRid = BASE_RID-1;
4503 }
4504
4505 nextRid += 1;
4506
4507 smbldap_make_mod(priv2ld(priv), entry, &mods, "sambaNextRid",
4508 talloc_asprintf(mem_ctx, "%d", nextRid));
4509 talloc_autofree_ldapmod(mem_ctx, mods);
4510
4511 if ((dn = smbldap_talloc_dn(mem_ctx, priv2ld(priv), entry)) == NULL) {
4512 status = NT_STATUS_NO_MEMORY;
4513 goto done;
4514 }
4515
4516 rc = smbldap_modify(smbldap_state, dn, mods);
4517
4518 /* ACCESS_DENIED is used as a placeholder for "the modify failed,
4519 * please retry" */
4520
4521 status = (rc == LDAP_SUCCESS) ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
4522
4523 done:
4524 if (NT_STATUS_IS_OK(status)) {
4525 *rid = nextRid;
4526 }
4527
4528 TALLOC_FREE(mem_ctx);
4529 return status;
4530 }
4531
4532 static NTSTATUS ldapsam_new_rid_internal(struct pdb_methods *methods, uint32 *rid)
4533 {
4534 int i;
4535
4536 for (i=0; i<10; i++) {
4537 NTSTATUS result = ldapsam_get_new_rid(
4538 (struct ldapsam_privates *)methods->private_data, rid);
4539 if (NT_STATUS_IS_OK(result)) {
4540 return result;
4541 }
4542
4543 if (!NT_STATUS_EQUAL(result, NT_STATUS_ACCESS_DENIED)) {
4544 return result;
4545 }
4546
4547 /* The ldap update failed (maybe a race condition), retry */
4548 }
4549
4550 /* Tried 10 times, fail. */
4551 return NT_STATUS_ACCESS_DENIED;
4552 }
4553
4554 static BOOL ldapsam_new_rid(struct pdb_methods *methods, uint32 *rid)
4555 {
4556 NTSTATUS result = ldapsam_new_rid_internal(methods, rid);
4557 return NT_STATUS_IS_OK(result) ? True : False;
4558 }
4559
4560 static BOOL ldapsam_sid_to_id(struct pdb_methods *methods,
4561 const DOM_SID *sid,
4562 union unid_t *id, enum lsa_SidType *type)
4563 {
4564 struct ldapsam_privates *priv =
4565 (struct ldapsam_privates *)methods->private_data;
4566 char *filter;
4567 const char *attrs[] = { "sambaGroupType", "gidNumber", "uidNumber",
4568 NULL };
4569 LDAPMessage *result = NULL;
4570 LDAPMessage *entry = NULL;
4571 BOOL ret = False;
4572 char *value;
4573 int rc;
4574
4575 TALLOC_CTX *mem_ctx;
4576
4577 mem_ctx = talloc_new(NULL);
4578 if (mem_ctx == NULL) {
4579 DEBUG(0, ("talloc_new failed\n"));
4580 return False;
4581 }
4582
4583 filter = talloc_asprintf(mem_ctx,
4584 "(&(sambaSid=%s)"
4585 "(|(objectClass=%s)(objectClass=%s)))",
4586 sid_string_static(sid),
4587 LDAP_OBJ_GROUPMAP, LDAP_OBJ_SAMBASAMACCOUNT);
4588 if (filter == NULL) {
4589 DEBUG(5, ("talloc_asprintf failed\n"));
4590 goto done;
4591 }
4592
4593 rc = smbldap_search_suffix(priv->smbldap_state, filter,
4594 attrs, &result);
4595 if (rc != LDAP_SUCCESS) {
4596 goto done;
4597 }
4598 talloc_autofree_ldapmsg(mem_ctx, result);
4599
4600 if (ldap_count_entries(priv2ld(priv), result) != 1) {
4601 DEBUG(10, ("Got %d entries, expected one\n",
4602 ldap_count_entries(priv2ld(priv), result)));
4603 goto done;
4604 }
4605
4606 entry = ldap_first_entry(priv2ld(priv), result);
4607
4608 value = smbldap_talloc_single_attribute(priv2ld(priv), entry,
4609 "sambaGroupType", mem_ctx);
4610
4611 if (value != NULL) {
4612 const char *gid_str;
4613 /* It's a group */
4614
4615 gid_str = smbldap_talloc_single_attribute(
4616 priv2ld(priv), entry, "gidNumber", mem_ctx);
4617 if (gid_str == NULL) {
4618 DEBUG(1, ("%s has sambaGroupType but no gidNumber\n",
4619 smbldap_talloc_dn(mem_ctx, priv2ld(priv),
4620 entry)));
4621 goto done;
4622 }
4623
4624 id->gid = strtoul(gid_str, NULL, 10);
4625 *type = (enum lsa_SidType)strtoul(value, NULL, 10);
4626 ret = True;
4627 goto done;
4628 }
4629
4630 /* It must be a user */
4631
4632 value = smbldap_talloc_single_attribute(priv2ld(priv), entry,
4633 "uidNumber", mem_ctx);
4634 if (value == NULL) {
4635 DEBUG(1, ("Could not find uidNumber in %s\n",
4636 smbldap_talloc_dn(mem_ctx, priv2ld(priv), entry)));
4637 goto done;
4638 }
4639
4640 id->uid = strtoul(value, NULL, 10);
4641 *type = SID_NAME_USER;
4642
4643 ret = True;
4644 done:
4645 TALLOC_FREE(mem_ctx);
4646 return ret;
4647 }
4648
4649 /*
4650 * The following functions is called only if
4651 * ldapsam:trusted and ldapsam:editposix are
4652 * set to true
4653 */
4654
4655 /*
4656 * ldapsam_create_user creates a new
4657 * posixAccount and sambaSamAccount object
4658 * in the ldap users subtree
4659 *
4660 * The uid is allocated by winbindd.
4661 */
4662
4663 static NTSTATUS ldapsam_create_user(struct pdb_methods *my_methods,
4664 TALLOC_CTX *tmp_ctx, const char *name,
4665 uint32 acb_info, uint32 *rid)
4666 {
4667 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
4668 LDAPMessage *entry = NULL;
4669 LDAPMessage *result = NULL;
4670 uint32 num_result;
4671 BOOL is_machine = False;
4672 BOOL add_posix = False;
4673 LDAPMod **mods = NULL;
4674 struct samu *user;
4675 char *filter;
4676 char *username;
4677 char *homedir;
4678 char *gidstr;
4679 char *uidstr;
4680 char *shell;
4681 const char *dn = NULL;
4682 DOM_SID group_sid;
4683 DOM_SID user_sid;
4684 gid_t gid = -1;
4685 uid_t uid = -1;
4686 NTSTATUS ret;
4687 int rc;
4688
4689 if (((acb_info & ACB_NORMAL) && name[strlen(name)-1] == '$') ||
4690 acb_info & ACB_WSTRUST ||
4691 acb_info & ACB_SVRTRUST ||
4692 acb_info & ACB_DOMTRUST) {
4693 is_machine = True;
4694 }
4695
4696 username = escape_ldap_string_alloc(name);
4697 filter = talloc_asprintf(tmp_ctx, "(&(uid=%s)(objectClass=%s))",
4698 username, LDAP_OBJ_POSIXACCOUNT);
4699 SAFE_FREE(username);
4700
4701 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, NULL, &result);
4702 if (rc != LDAP_SUCCESS) {
4703 DEBUG(0,("ldapsam_create_user: ldap search failed!\n"));
4704 return NT_STATUS_UNSUCCESSFUL;
4705 }
4706 talloc_autofree_ldapmsg(tmp_ctx, result);
4707
4708 num_result = ldap_count_entries(priv2ld(ldap_state), result);
4709
4710 if (num_result > 1) {
4711 DEBUG (0, ("ldapsam_create_user: More than one user with name [%s] ?!\n", name));
4712 return NT_STATUS_INTERNAL_DB_CORRUPTION;
4713 }
4714
4715 if (num_result == 1) {
4716 char *tmp;
4717 /* check if it is just a posix account.
4718 * or if there is a sid attached to this entry
4719 */
4720
4721 entry = ldap_first_entry(priv2ld(ldap_state), result);
4722 if (!entry) {
4723 return NT_STATUS_UNSUCCESSFUL;
4724 }
4725
4726 tmp = smbldap_talloc_single_attribute(priv2ld(ldap_state), entry, "sambaSID", tmp_ctx);
4727 if (tmp) {
4728 DEBUG (1, ("ldapsam_create_user: The user [%s] already exist!\n", name));
4729 return NT_STATUS_USER_EXISTS;
4730 }
4731
4732 /* it is just a posix account, retrieve the dn for later use */
4733 dn = smbldap_talloc_dn(tmp_ctx, priv2ld(ldap_state), entry);
4734 if (!dn) {
4735 DEBUG(0,("ldapsam_create_user: Out of memory!\n"));
4736 return NT_STATUS_NO_MEMORY;
4737 }
4738 }
4739
4740 if (num_result == 0) {
4741 add_posix = True;
4742 }
4743
4744 /* Create the basic samu structure and generate the mods for the ldap commit */
4745 if (!NT_STATUS_IS_OK((ret = ldapsam_new_rid_internal(my_methods, rid)))) {
4746 DEBUG(1, ("ldapsam_create_user: Could not allocate a new RID\n"));
4747 return ret;
4748 }
4749
4750 sid_compose(&user_sid, get_global_sam_sid(), *rid);
4751
4752 user = samu_new(tmp_ctx);
4753 if (!user) {
4754 DEBUG(1,("ldapsam_create_user: Unable to allocate user struct\n"));
4755 return NT_STATUS_NO_MEMORY;
4756 }
4757
4758 if (!pdb_set_username(user, name, PDB_SET)) {
4759 DEBUG(1,("ldapsam_create_user: Unable to fill user structs\n"));
4760 return NT_STATUS_UNSUCCESSFUL;
4761 }
4762 if (!pdb_set_domain(user, get_global_sam_name(), PDB_SET)) {
4763 DEBUG(1,("ldapsam_create_user: Unable to fill user structs\n"));
4764 return NT_STATUS_UNSUCCESSFUL;
4765 }
4766 if (is_machine) {
4767 if (acb_info & ACB_NORMAL) {
4768 if (!pdb_set_acct_ctrl(user, ACB_WSTRUST, PDB_SET)) {
4769 DEBUG(1,("ldapsam_create_user: Unable to fill user structs\n"));
4770 return NT_STATUS_UNSUCCESSFUL;
4771 }
4772 } else {
4773 if (!pdb_set_acct_ctrl(user, acb_info, PDB_SET)) {
4774 DEBUG(1,("ldapsam_create_user: Unable to fill user structs\n"));
4775 return NT_STATUS_UNSUCCESSFUL;
4776 }
4777 }
4778 } else {
4779 if (!pdb_set_acct_ctrl(user, ACB_NORMAL | ACB_DISABLED, PDB_SET)) {
4780 DEBUG(1,("ldapsam_create_user: Unable to fill user structs\n"));
4781 return NT_STATUS_UNSUCCESSFUL;
4782 }
4783 }
4784
4785 if (!pdb_set_user_sid(user, &user_sid, PDB_SET)) {
4786 DEBUG(1,("ldapsam_create_user: Unable to fill user structs\n"));
4787 return NT_STATUS_UNSUCCESSFUL;
4788 }
4789
4790 if (!init_ldap_from_sam(ldap_state, NULL, &mods, user, element_is_set_or_changed)) {
4791 DEBUG(1,("ldapsam_create_user: Unable to fill user structs\n"));
4792 return NT_STATUS_UNSUCCESSFUL;
4793 }
4794
4795 if (ldap_state->schema_ver != SCHEMAVER_SAMBASAMACCOUNT) {
4796 DEBUG(1,("ldapsam_create_user: Unsupported schema version\n"));
4797 }
4798 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_SAMBASAMACCOUNT);
4799
4800 if (add_posix) {
4801 char *escape_name;
4802
4803 DEBUG(3,("ldapsam_create_user: Creating new posix user\n"));
4804
4805 /* retrieve the Domain Users group gid */
4806 if (!sid_compose(&group_sid, get_global_sam_sid(), DOMAIN_GROUP_RID_USERS) ||
4807 !sid_to_gid(&group_sid, &gid)) {
4808 DEBUG (0, ("ldapsam_create_user: Unable to get the Domain Users gid: bailing out!\n"));
4809 return NT_STATUS_INVALID_PRIMARY_GROUP;
4810 }
4811
4812 /* lets allocate a new userid for this user */
4813 if (!winbind_allocate_uid(&uid)) {
4814 DEBUG (0, ("ldapsam_create_user: Unable to allocate a new user id: bailing out!\n"));
4815 return NT_STATUS_UNSUCCESSFUL;
4816 }
4817
4818
4819 if (is_machine) {
4820 /* TODO: choose a more appropriate default for machines */
4821 homedir = talloc_sub_specified(tmp_ctx, lp_template_homedir(), "SMB_workstations_home", ldap_state->domain_name, uid, gid);
4822 shell = talloc_strdup(tmp_ctx, "/bin/false");
4823 } else {
4824 homedir = talloc_sub_specified(tmp_ctx, lp_template_homedir(), name, ldap_state->domain_name, uid, gid);
4825 shell = talloc_sub_specified(tmp_ctx, lp_template_shell(), name, ldap_state->domain_name, uid, gid);
4826 }
4827 uidstr = talloc_asprintf(tmp_ctx, "%d", uid);
4828 gidstr = talloc_asprintf(tmp_ctx, "%d", gid);
4829
4830 escape_name = escape_rdn_val_string_alloc(name);
4831 if (!escape_name) {
4832 DEBUG (0, ("ldapsam_create_user: Out of memory!\n"));
4833 return NT_STATUS_NO_MEMORY;
4834 }
4835
4836 if (is_machine) {
4837 dn = talloc_asprintf(tmp_ctx, "uid=%s,%s", escape_name, lp_ldap_machine_suffix ());
4838 } else {
4839 dn = talloc_asprintf(tmp_ctx, "uid=%s,%s", escape_name, lp_ldap_user_suffix ());
4840 }
4841
4842 SAFE_FREE(escape_name);
4843
4844 if (!homedir || !shell || !uidstr || !gidstr || !dn) {
4845 DEBUG (0, ("ldapsam_create_user: Out of memory!\n"));
4846 return NT_STATUS_NO_MEMORY;
4847 }
4848
4849 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_ACCOUNT);
4850 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_POSIXACCOUNT);
4851 smbldap_set_mod(&mods, LDAP_MOD_ADD, "cn", name);
4852 smbldap_set_mod(&mods, LDAP_MOD_ADD, "uidNumber", uidstr);
4853 smbldap_set_mod(&mods, LDAP_MOD_ADD, "gidNumber", gidstr);
4854 smbldap_set_mod(&mods, LDAP_MOD_ADD, "homeDirectory", homedir);
4855 smbldap_set_mod(&mods, LDAP_MOD_ADD, "loginShell", shell);
4856 }
4857
4858 talloc_autofree_ldapmod(tmp_ctx, mods);
4859
4860 if (add_posix) {
4861 rc = smbldap_add(ldap_state->smbldap_state, dn, mods);
4862 } else {
4863 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
4864 }
4865
4866 if (rc != LDAP_SUCCESS) {
4867 DEBUG(0,("ldapsam_create_user: failed to create a new user [%s] (dn = %s)\n", name ,dn));
4868 return NT_STATUS_UNSUCCESSFUL;
4869 }
4870
4871 DEBUG(2,("ldapsam_create_user: added account [%s] in the LDAP database\n", name));
4872
4873 flush_pwnam_cache();
4874
4875 return NT_STATUS_OK;
4876 }
4877
4878 static NTSTATUS ldapsam_delete_user(struct pdb_methods *my_methods, TALLOC_CTX *tmp_ctx, struct samu *sam_acct)
4879 {
4880 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
4881 LDAPMessage *result = NULL;
4882 LDAPMessage *entry = NULL;
4883 int num_result;
4884 const char *dn;
4885 char *filter;
4886 int rc;
4887
4888 DEBUG(0,("ldapsam_delete_user: Attempt to delete user [%s]\n", pdb_get_username(sam_acct)));
4889
4890 filter = talloc_asprintf(tmp_ctx,
4891 "(&(uid=%s)"
4892 "(objectClass=%s)"
4893 "(objectClass=%s))",
4894 pdb_get_username(sam_acct),
4895 LDAP_OBJ_POSIXACCOUNT,
4896 LDAP_OBJ_SAMBASAMACCOUNT);
4897 if (filter == NULL) {
4898 return NT_STATUS_NO_MEMORY;
4899 }
4900
4901 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, NULL, &result);
4902 if (rc != LDAP_SUCCESS) {
4903 DEBUG(0,("ldapsam_delete_user: user search failed!\n"));
4904 return NT_STATUS_UNSUCCESSFUL;
4905 }
4906 talloc_autofree_ldapmsg(tmp_ctx, result);
4907
4908 num_result = ldap_count_entries(priv2ld(ldap_state), result);
4909
4910 if (num_result == 0) {
4911 DEBUG(0,("ldapsam_delete_user: user not found!\n"));
4912 return NT_STATUS_NO_SUCH_USER;
4913 }
4914
4915 if (num_result > 1) {
4916 DEBUG (0, ("ldapsam_delete_user: More than one user with name [%s] ?!\n", pdb_get_username(sam_acct)));
4917 return NT_STATUS_INTERNAL_DB_CORRUPTION;
4918 }
4919
4920 entry = ldap_first_entry(priv2ld(ldap_state), result);
4921 if (!entry) {
4922 return NT_STATUS_UNSUCCESSFUL;
4923 }
4924
4925 /* it is just a posix account, retrieve the dn for later use */
4926 dn = smbldap_talloc_dn(tmp_ctx, priv2ld(ldap_state), entry);
4927 if (!dn) {
4928 DEBUG(0,("ldapsam_delete_user: Out of memory!\n"));
4929 return NT_STATUS_NO_MEMORY;
4930 }
4931
4932 rc = smbldap_delete(ldap_state->smbldap_state, dn);
4933 if (rc != LDAP_SUCCESS) {
4934 return NT_STATUS_UNSUCCESSFUL;
4935 }
4936
4937 flush_pwnam_cache();
4938
4939 return NT_STATUS_OK;
4940 }
4941
4942 /*
4943 * ldapsam_create_group creates a new
4944 * posixGroup and sambaGroupMapping object
4945 * in the ldap groups subtree
4946 *
4947 * The gid is allocated by winbindd.
4948 */
4949
4950 static NTSTATUS ldapsam_create_dom_group(struct pdb_methods *my_methods,
4951 TALLOC_CTX *tmp_ctx,
4952 const char *name,
4953 uint32 *rid)
4954 {
4955 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
4956 NTSTATUS ret;
4957 LDAPMessage *entry = NULL;
4958 LDAPMessage *result = NULL;
4959 uint32 num_result;
4960 BOOL is_new_entry = False;
4961 LDAPMod **mods = NULL;
4962 char *filter;
4963 char *groupsidstr;
4964 char *groupname;
4965 char *grouptype;
4966 char *gidstr;
4967 const char *dn = NULL;
4968 DOM_SID group_sid;
4969 gid_t gid = -1;
4970 int rc;
4971
4972 groupname = escape_ldap_string_alloc(name);
4973 filter = talloc_asprintf(tmp_ctx, "(&(cn=%s)(objectClass=%s))",
4974 groupname, LDAP_OBJ_POSIXGROUP);
4975 SAFE_FREE(groupname);
4976
4977 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, NULL, &result);
4978 if (rc != LDAP_SUCCESS) {
4979 DEBUG(0,("ldapsam_create_group: ldap search failed!\n"));
4980 return NT_STATUS_UNSUCCESSFUL;
4981 }
4982 talloc_autofree_ldapmsg(tmp_ctx, result);
4983
4984 num_result = ldap_count_entries(priv2ld(ldap_state), result);
4985
4986 if (num_result > 1) {
4987 DEBUG (0, ("ldapsam_create_group: There exists more than one group with name [%s]: bailing out!\n", name));
4988 return NT_STATUS_INTERNAL_DB_CORRUPTION;
4989 }
4990
4991 if (num_result == 1) {
4992 char *tmp;
4993 /* check if it is just a posix group.
4994 * or if there is a sid attached to this entry
4995 */
4996
4997 entry = ldap_first_entry(priv2ld(ldap_state), result);
4998 if (!entry) {
4999 return NT_STATUS_UNSUCCESSFUL;
5000 }
5001
5002 tmp = smbldap_talloc_single_attribute(priv2ld(ldap_state), entry, "sambaSID", tmp_ctx);
5003 if (tmp) {
5004 DEBUG (1, ("ldapsam_create_group: The group [%s] already exist!\n", name));
5005 return NT_STATUS_GROUP_EXISTS;
5006 }
5007
5008 /* it is just a posix group, retrieve the gid and the dn for later use */
5009 tmp = smbldap_talloc_single_attribute(priv2ld(ldap_state), entry, "gidNumber", tmp_ctx);
5010 if (!tmp) {
5011 DEBUG (1, ("ldapsam_create_group: Couldn't retrieve the gidNumber for [%s]?!?!\n", name));
5012 return NT_STATUS_INTERNAL_DB_CORRUPTION;
5013 }
5014
5015 gid = strtoul(tmp, NULL, 10);
5016
5017 dn = smbldap_talloc_dn(tmp_ctx, priv2ld(ldap_state), entry);
5018 if (!dn) {
5019 DEBUG(0,("ldapsam_create_group: Out of memory!\n"));
5020 return NT_STATUS_NO_MEMORY;
5021 }
5022 }
5023
5024 if (num_result == 0) {
5025 char *escape_name;
5026
5027 DEBUG(3,("ldapsam_create_user: Creating new posix group\n"));
5028
5029 is_new_entry = True;
5030
5031 /* lets allocate a new groupid for this group */
5032 if (!winbind_allocate_gid(&gid)) {
5033 DEBUG (0, ("ldapsam_create_group: Unable to allocate a new group id: bailing out!\n"));
5034 return NT_STATUS_UNSUCCESSFUL;
5035 }
5036
5037 gidstr = talloc_asprintf(tmp_ctx, "%d", gid);
5038
5039 escape_name = escape_rdn_val_string_alloc(name);
5040 if (!escape_name) {
5041 DEBUG (0, ("ldapsam_create_group: Out of memory!\n"));
5042 return NT_STATUS_NO_MEMORY;
5043 }
5044
5045 dn = talloc_asprintf(tmp_ctx, "cn=%s,%s", escape_name, lp_ldap_group_suffix());
5046
5047 SAFE_FREE(escape_name);
5048
5049 if (!gidstr || !dn) {
5050 DEBUG (0, ("ldapsam_create_group: Out of memory!\n"));
5051 return NT_STATUS_NO_MEMORY;
5052 }
5053
5054 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_POSIXGROUP);
5055 smbldap_set_mod(&mods, LDAP_MOD_ADD, "cn", name);
5056 smbldap_set_mod(&mods, LDAP_MOD_ADD, "gidNumber", gidstr);
5057 }
5058
5059 if (!NT_STATUS_IS_OK((ret = ldapsam_new_rid_internal(my_methods, rid)))) {
5060 DEBUG(1, ("ldapsam_create_group: Could not allocate a new RID\n"));
5061 return ret;
5062 }
5063
5064 sid_compose(&group_sid, get_global_sam_sid(), *rid);
5065
5066 groupsidstr = talloc_strdup(tmp_ctx, sid_string_static(&group_sid));
5067 grouptype = talloc_asprintf(tmp_ctx, "%d", SID_NAME_DOM_GRP);
5068
5069 if (!groupsidstr || !grouptype) {
5070 DEBUG(0,("ldapsam_create_group: Out of memory!\n"));
5071 return NT_STATUS_NO_MEMORY;
5072 }
5073
5074 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_GROUPMAP);
5075 smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaSid", groupsidstr);
5076 smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaGroupType", grouptype);
5077 smbldap_set_mod(&mods, LDAP_MOD_ADD, "displayName", name);
5078 talloc_autofree_ldapmod(tmp_ctx, mods);
5079
5080 if (is_new_entry) {
5081 rc = smbldap_add(ldap_state->smbldap_state, dn, mods);
5082 #if 0
5083 if (rc == LDAP_OBJECT_CLASS_VIOLATION) {
5084 /* This call may fail with rfc2307bis schema */
5085 /* Retry adding a structural class */
5086 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", "????");
5087 rc = smbldap_add(ldap_state->smbldap_state, dn, mods);
5088 }
5089 #endif
5090 } else {
5091 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
5092 }
5093
5094 if (rc != LDAP_SUCCESS) {
5095 DEBUG(0,("ldapsam_create_group: failed to create a new group [%s] (dn = %s)\n", name ,dn));
5096 return NT_STATUS_UNSUCCESSFUL;
5097 }
5098
5099 DEBUG(2,("ldapsam_create_group: added group [%s] in the LDAP database\n", name));
5100
5101 return NT_STATUS_OK;
5102 }
5103
5104 static NTSTATUS ldapsam_delete_dom_group(struct pdb_methods *my_methods, TALLOC_CTX *tmp_ctx, uint32 rid)
5105 {
5106 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
5107 LDAPMessage *result = NULL;
5108 LDAPMessage *entry = NULL;
5109 int num_result;
5110 const char *dn;
5111 char *gidstr;
5112 char *filter;
5113 DOM_SID group_sid;
5114 int rc;
5115
5116 /* get the group sid */
5117 sid_compose(&group_sid, get_global_sam_sid(), rid);
5118
5119 filter = talloc_asprintf(tmp_ctx,
5120 "(&(sambaSID=%s)"
5121 "(objectClass=%s)"
5122 "(objectClass=%s))",
5123 sid_string_static(&group_sid),
5124 LDAP_OBJ_POSIXGROUP,
5125 LDAP_OBJ_GROUPMAP);
5126 if (filter == NULL) {
5127 return NT_STATUS_NO_MEMORY;
5128 }
5129
5130 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, NULL, &result);
5131 if (rc != LDAP_SUCCESS) {
5132 DEBUG(1,("ldapsam_delete_dom_group: group search failed!\n"));
5133 return NT_STATUS_UNSUCCESSFUL;
5134 }
5135 talloc_autofree_ldapmsg(tmp_ctx, result);
5136
5137 num_result = ldap_count_entries(priv2ld(ldap_state), result);
5138
5139 if (num_result == 0) {
5140 DEBUG(1,("ldapsam_delete_dom_group: group not found!\n"));
5141 return NT_STATUS_NO_SUCH_GROUP;
5142 }
5143
5144 if (num_result > 1) {
5145 DEBUG (0, ("ldapsam_delete_dom_group: More than one group with the same SID ?!\n"));
5146 return NT_STATUS_INTERNAL_DB_CORRUPTION;
5147 }
5148
5149 entry = ldap_first_entry(priv2ld(ldap_state), result);
5150 if (!entry) {
5151 return NT_STATUS_UNSUCCESSFUL;
5152 }
5153
5154 /* here it is, retrieve the dn for later use */
5155 dn = smbldap_talloc_dn(tmp_ctx, priv2ld(ldap_state), entry);
5156 if (!dn) {
5157 DEBUG(0,("ldapsam_delete_dom_group: Out of memory!\n"));
5158 return NT_STATUS_NO_MEMORY;
5159 }
5160
5161 gidstr = smbldap_talloc_single_attribute(priv2ld(ldap_state), entry, "gidNumber", tmp_ctx);
5162 if (!gidstr) {
5163 DEBUG (0, ("ldapsam_delete_dom_group: Unable to find the group's gid!\n"));
5164 return NT_STATUS_INTERNAL_DB_CORRUPTION;
5165 }
5166
5167 /* check no user have this group marked as primary group */
5168 filter = talloc_asprintf(tmp_ctx,
5169 "(&(gidNumber=%s)"
5170 "(objectClass=%s)"
5171 "(objectClass=%s))",
5172 gidstr,
5173 LDAP_OBJ_POSIXACCOUNT,
5174 LDAP_OBJ_SAMBASAMACCOUNT);
5175
5176 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, NULL, &result);
5177 if (rc != LDAP_SUCCESS) {
5178 DEBUG(1,("ldapsam_delete_dom_group: accounts search failed!\n"));
5179 return NT_STATUS_UNSUCCESSFUL;
5180 }
5181 talloc_autofree_ldapmsg(tmp_ctx, result);
5182
5183 num_result = ldap_count_entries(priv2ld(ldap_state), result);
5184
5185 if (num_result != 0) {
5186 DEBUG(3,("ldapsam_delete_dom_group: Can't delete group, it is a primary group for %d users\n", num_result));
5187 return NT_STATUS_MEMBERS_PRIMARY_GROUP;
5188 }
5189
5190 rc = smbldap_delete(ldap_state->smbldap_state, dn);
5191 if (rc != LDAP_SUCCESS) {
5192 return NT_STATUS_UNSUCCESSFUL;
5193 }
5194
5195 return NT_STATUS_OK;
5196 }
5197
5198 static NTSTATUS ldapsam_change_groupmem(struct pdb_methods *my_methods,
5199 TALLOC_CTX *tmp_ctx,
5200 uint32 group_rid,
5201 uint32 member_rid,
5202 int modop)
5203 {
5204 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
5205 LDAPMessage *entry = NULL;
5206 LDAPMessage *result = NULL;
5207 uint32 num_result;
5208 LDAPMod **mods = NULL;
5209 char *filter;
5210 char *uidstr;
5211 const char *dn = NULL;
5212 DOM_SID group_sid;
5213 DOM_SID member_sid;
5214 int rc;
5215
5216 switch (modop) {
5217 case LDAP_MOD_ADD:
5218 DEBUG(1,("ldapsam_change_groupmem: add new member(rid=%d) to a domain group(rid=%d)", member_rid, group_rid));
5219 break;
5220 case LDAP_MOD_DELETE:
5221 DEBUG(1,("ldapsam_change_groupmem: delete member(rid=%d) from a domain group(rid=%d)", member_rid, group_rid));
5222 break;
5223 default:
5224 return NT_STATUS_UNSUCCESSFUL;
5225 }
5226
5227 /* get member sid */
5228 sid_compose(&member_sid, get_global_sam_sid(), member_rid);
5229
5230 /* get the group sid */
5231 sid_compose(&group_sid, get_global_sam_sid(), group_rid);
5232
5233 filter = talloc_asprintf(tmp_ctx,
5234 "(&(sambaSID=%s)"
5235 "(objectClass=%s)"
5236 "(objectClass=%s))",
5237 sid_string_static(&member_sid),
5238 LDAP_OBJ_POSIXACCOUNT,
5239 LDAP_OBJ_SAMBASAMACCOUNT);
5240 if (filter == NULL) {
5241 return NT_STATUS_NO_MEMORY;
5242 }
5243
5244 /* get the member uid */
5245 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, NULL, &result);
5246 if (rc != LDAP_SUCCESS) {
5247 DEBUG(1,("ldapsam_change_groupmem: member search failed!\n"));
5248 return NT_STATUS_UNSUCCESSFUL;
5249 }
5250 talloc_autofree_ldapmsg(tmp_ctx, result);
5251
5252 num_result = ldap_count_entries(priv2ld(ldap_state), result);
5253
5254 if (num_result == 0) {
5255 DEBUG(1,("ldapsam_change_groupmem: member not found!\n"));
5256 return NT_STATUS_NO_SUCH_MEMBER;
5257 }
5258
5259 if (num_result > 1) {
5260 DEBUG (0, ("ldapsam_change_groupmem: More than one account with the same SID ?!\n"));
5261 return NT_STATUS_INTERNAL_DB_CORRUPTION;
5262 }
5263
5264 entry = ldap_first_entry(priv2ld(ldap_state), result);
5265 if (!entry) {
5266 return NT_STATUS_UNSUCCESSFUL;
5267 }
5268
5269 if (modop == LDAP_MOD_DELETE) {
5270 /* check if we are trying to remove the member from his primary group */
5271 char *gidstr;
5272 gid_t user_gid, group_gid;
5273
5274 gidstr = smbldap_talloc_single_attribute(priv2ld(ldap_state), entry, "gidNumber", tmp_ctx);
5275 if (!gidstr) {
5276 DEBUG (0, ("ldapsam_change_groupmem: Unable to find the member's gid!\n"));
5277 return NT_STATUS_INTERNAL_DB_CORRUPTION;
5278 }
5279
5280 user_gid = strtoul(gidstr, NULL, 10);
5281
5282 if (!sid_to_gid(&group_sid, &group_gid)) {
5283 DEBUG (0, ("ldapsam_change_groupmem: Unable to get group gid from SID!\n"));
5284 return NT_STATUS_UNSUCCESSFUL;
5285 }
5286
5287 if (user_gid == group_gid) {
5288 DEBUG (3, ("ldapsam_change_groupmem: can't remove user from it's own primary group!\n"));
5289 return NT_STATUS_MEMBERS_PRIMARY_GROUP;
5290 }
5291 }
5292
5293 /* here it is, retrieve the uid for later use */
5294 uidstr = smbldap_talloc_single_attribute(priv2ld(ldap_state), entry, "uid", tmp_ctx);
5295 if (!uidstr) {
5296 DEBUG (0, ("ldapsam_change_groupmem: Unable to find the member's name!\n"));
5297 return NT_STATUS_INTERNAL_DB_CORRUPTION;
5298 }
5299
5300 filter = talloc_asprintf(tmp_ctx,
5301 "(&(sambaSID=%s)"
5302 "(objectClass=%s)"
5303 "(objectClass=%s))",
5304 sid_string_static(&group_sid),
5305 LDAP_OBJ_POSIXGROUP,
5306 LDAP_OBJ_GROUPMAP);
5307
5308 /* get the group */
5309 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, NULL, &result);
5310 if (rc != LDAP_SUCCESS) {
5311 DEBUG(1,("ldapsam_change_groupmem: group search failed!\n"));
5312 return NT_STATUS_UNSUCCESSFUL;
5313 }
5314 talloc_autofree_ldapmsg(tmp_ctx, result);
5315
5316 num_result = ldap_count_entries(priv2ld(ldap_state), result);
5317
5318 if (num_result == 0) {
5319 DEBUG(1,("ldapsam_change_groupmem: group not found!\n"));
5320 return NT_STATUS_NO_SUCH_GROUP;
5321 }
5322
5323 if (num_result > 1) {
5324 DEBUG (0, ("ldapsam_change_groupmem: More than one group with the same SID ?!\n"));
5325 return NT_STATUS_INTERNAL_DB_CORRUPTION;
5326 }
5327
5328 entry = ldap_first_entry(priv2ld(ldap_state), result);
5329 if (!entry) {
5330 return NT_STATUS_UNSUCCESSFUL;
5331 }
5332
5333 /* here it is, retrieve the dn for later use */
5334 dn = smbldap_talloc_dn(tmp_ctx, priv2ld(ldap_state), entry);
5335 if (!dn) {
5336 DEBUG(0,("ldapsam_change_groupmem: Out of memory!\n"));
5337 return NT_STATUS_NO_MEMORY;
5338 }
5339
5340 smbldap_set_mod(&mods, modop, "memberUid", uidstr);
5341
5342 talloc_autofree_ldapmod(tmp_ctx, mods);
5343
5344 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
5345 if (rc != LDAP_SUCCESS) {
5346 if (rc == LDAP_TYPE_OR_VALUE_EXISTS && modop == LDAP_MOD_ADD) {
5347 DEBUG(1,("ldapsam_change_groupmem: member is already in group, add failed!\n"));
5348 return NT_STATUS_MEMBER_IN_GROUP;
5349 }
5350 if (rc == LDAP_NO_SUCH_ATTRIBUTE && modop == LDAP_MOD_DELETE) {
5351 DEBUG(1,("ldapsam_change_groupmem: member is not in group, delete failed!\n"));
5352 return NT_STATUS_MEMBER_NOT_IN_GROUP;
5353 }
5354 return NT_STATUS_UNSUCCESSFUL;
5355 }
5356
5357 return NT_STATUS_OK;
5358 }
5359
5360 static NTSTATUS ldapsam_add_groupmem(struct pdb_methods *my_methods,
5361 TALLOC_CTX *tmp_ctx,
5362 uint32 group_rid,
5363 uint32 member_rid)
5364 {
5365 return ldapsam_change_groupmem(my_methods, tmp_ctx, group_rid, member_rid, LDAP_MOD_ADD);
5366 }
5367 static NTSTATUS ldapsam_del_groupmem(struct pdb_methods *my_methods,
5368 TALLOC_CTX *tmp_ctx,
5369 uint32 group_rid,
5370 uint32 member_rid)
5371 {
5372 return ldapsam_change_groupmem(my_methods, tmp_ctx, group_rid, member_rid, LDAP_MOD_DELETE);
5373 }
5374
5375 static NTSTATUS ldapsam_set_primary_group(struct pdb_methods *my_methods,
5376 TALLOC_CTX *mem_ctx,
5377 struct samu *sampass)
5378 {
5379 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
5380 LDAPMessage *entry = NULL;
5381 LDAPMessage *result = NULL;
5382 uint32 num_result;
5383 LDAPMod **mods = NULL;
5384 char *filter;
5385 char *escape_username;
5386 char *gidstr;
5387 const char *dn = NULL;
5388 gid_t gid;
5389 int rc;
5390
5391 DEBUG(0,("ldapsam_set_primary_group: Attempt to set primary group for user [%s]\n", pdb_get_username(sampass)));
5392
5393 if (!sid_to_gid(pdb_get_group_sid(sampass), &gid)) {
5394 DEBUG(0,("ldapsam_set_primary_group: failed to retieve gid from user's group SID!\n"));
5395 return NT_STATUS_UNSUCCESSFUL;
5396 }
5397 gidstr = talloc_asprintf(mem_ctx, "%d", gid);
5398 if (!gidstr) {
5399 DEBUG(0,("ldapsam_set_primary_group: Out of Memory!\n"));
5400 return NT_STATUS_NO_MEMORY;
5401 }
5402
5403 escape_username = escape_ldap_string_alloc(pdb_get_username(sampass));
5404 if (escape_username== NULL) {
5405 return NT_STATUS_NO_MEMORY;
5406 }
5407
5408 filter = talloc_asprintf(mem_ctx,
5409 "(&(uid=%s)"
5410 "(objectClass=%s)"
5411 "(objectClass=%s))",
5412 escape_username,
5413 LDAP_OBJ_POSIXACCOUNT,
5414 LDAP_OBJ_SAMBASAMACCOUNT);
5415
5416 SAFE_FREE(escape_username);
5417
5418 if (filter == NULL) {
5419 return NT_STATUS_NO_MEMORY;
5420 }
5421
5422 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, NULL, &result);
5423 if (rc != LDAP_SUCCESS) {
5424 DEBUG(0,("ldapsam_set_primary_group: user search failed!\n"));
5425 return NT_STATUS_UNSUCCESSFUL;
5426 }
5427 talloc_autofree_ldapmsg(mem_ctx, result);
5428
5429 num_result = ldap_count_entries(priv2ld(ldap_state), result);
5430
5431 if (num_result == 0) {
5432 DEBUG(0,("ldapsam_set_primary_group: user not found!\n"));
5433 return NT_STATUS_NO_SUCH_USER;
5434 }
5435
5436 if (num_result > 1) {
5437 DEBUG (0, ("ldapsam_set_primary_group: More than one user with name [%s] ?!\n", pdb_get_username(sampass)));
5438 return NT_STATUS_INTERNAL_DB_CORRUPTION;
5439 }
5440
5441 entry = ldap_first_entry(priv2ld(ldap_state), result);
5442 if (!entry) {
5443 return NT_STATUS_UNSUCCESSFUL;
5444 }
5445
5446 /* retrieve the dn for later use */
5447 dn = smbldap_talloc_dn(mem_ctx, priv2ld(ldap_state), entry);
5448 if (!dn) {
5449 DEBUG(0,("ldapsam_set_primary_group: Out of memory!\n"));
5450 return NT_STATUS_NO_MEMORY;
5451 }
5452
5453 /* remove the old one, and add the new one, this way we do not risk races */
5454 smbldap_make_mod(priv2ld(ldap_state), entry, &mods, "gidNumber", gidstr);
5455
5456 if (mods == NULL) {
5457 return NT_STATUS_OK;
5458 }
5459
5460 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
5461
5462 if (rc != LDAP_SUCCESS) {
5463 DEBUG(0,("ldapsam_set_primary_group: failed to modify [%s] primary group to [%s]\n",
5464 pdb_get_username(sampass), gidstr));
5465 return NT_STATUS_UNSUCCESSFUL;
5466 }
5467
5468 flush_pwnam_cache();
5469
5470 return NT_STATUS_OK;
5471 }
5472
5473
5474 /**********************************************************************
5475 trusted domains functions
5476 *********************************************************************/
5477
5478 static char *trusteddom_dn(struct ldapsam_privates *ldap_state,
5479 const char *domain)
5480 {
5481 return talloc_asprintf(talloc_tos(), "sambaDomainName=%s,%s", domain,
5482 ldap_state->domain_dn);
5483 }
5484
5485 static BOOL get_trusteddom_pw_int(struct ldapsam_privates *ldap_state,
5486 const char *domain, LDAPMessage **entry)
5487 {
5488 int rc;
5489 char *filter;
5490 int scope = LDAP_SCOPE_SUBTREE;
5491 const char **attrs = NULL; /* NULL: get all attrs */
5492 int attrsonly = 0; /* 0: return values too */
5493 LDAPMessage *result = NULL;
5494 char *trusted_dn;
5495 uint32 num_result;
5496
5497 filter = talloc_asprintf(talloc_tos(),
5498 "(&(objectClass=%s)(sambaDomainName=%s))",
5499 LDAP_OBJ_TRUSTDOM_PASSWORD, domain);
5500
5501 trusted_dn = trusteddom_dn(ldap_state, domain);
5502 if (trusted_dn == NULL) {
5503 return False;
5504 }
5505 rc = smbldap_search(ldap_state->smbldap_state, trusted_dn, scope,
5506 filter, attrs, attrsonly, &result);
5507
5508 if (rc == LDAP_NO_SUCH_OBJECT) {
5509 *entry = NULL;
5510 return True;
5511 }
5512
5513 if (rc != LDAP_SUCCESS) {
5514 return False;
5515 }
5516
5517 num_result = ldap_count_entries(priv2ld(ldap_state), result);
5518
5519 if (num_result > 1) {
5520 DEBUG(1, ("ldapsam_get_trusteddom_pw: more than one "
5521 "sambaTrustedDomainPassword object for domain '%s'"
5522 "?!\n", domain));
5523 return False;
5524 }
5525
5526 if (num_result == 0) {
5527 DEBUG(1, ("ldapsam_get_trusteddom_pw: no "
5528 "sambaTrustedDomainPassword object for domain %s.\n",
5529 domain));
5530 *entry = NULL;
5531 } else {
5532 *entry = ldap_first_entry(priv2ld(ldap_state), result);
5533 }
5534
5535 return True;
5536 }
5537
5538 static BOOL ldapsam_get_trusteddom_pw(struct pdb_methods *methods,
5539 const char *domain,
5540 char** pwd,
5541 DOM_SID *sid,
5542 time_t *pass_last_set_time)
5543 {
5544 struct ldapsam_privates *ldap_state =
5545 (struct ldapsam_privates *)methods->private_data;
5546 LDAPMessage *entry = NULL;
5547
5548 DEBUG(10, ("ldapsam_get_trusteddom_pw called for domain %s\n", domain));
5549
5550 if (!get_trusteddom_pw_int(ldap_state, domain, &entry) ||
5551 (entry == NULL))
5552 {
5553 return False;
5554 }
5555
5556 /* password */
5557 if (pwd != NULL) {
5558 char *pwd_str;
5559 pwd_str = smbldap_talloc_single_attribute(priv2ld(ldap_state),
5560 entry, "sambaClearTextPassword", talloc_tos());
5561 if (pwd_str == NULL) {
5562 return False;
5563 }
5564 /* trusteddom_pw routines do not use talloc yet... */
5565 *pwd = SMB_STRDUP(pwd_str);
5566 if (*pwd == NULL) {
5567 return False;
5568 }
5569 }
5570
5571 /* last change time */
5572 if (pass_last_set_time != NULL) {
5573 char *time_str;
5574 time_str = smbldap_talloc_single_attribute(priv2ld(ldap_state),
5575 entry, "sambaPwdLastSet", talloc_tos());
5576 if (time_str == NULL) {
5577 return False;
5578 }
5579 *pass_last_set_time = (time_t)atol(time_str);
5580 }
5581
5582 /* domain sid */
5583 if (sid != NULL) {
5584 char *sid_str;
5585 DOM_SID *dom_sid;
5586 sid_str = smbldap_talloc_single_attribute(priv2ld(ldap_state),
5587 entry, "sambaSID",
5588 talloc_tos());
5589 if (sid_str == NULL) {
5590 return False;
5591 }
5592 dom_sid = string_sid_talloc(talloc_tos(), sid_str);
5593 if (dom_sid == NULL) {
5594 return False;
5595 }
5596 sid_copy(sid, dom_sid);
5597 }
5598
5599 return True;
5600 }
5601
5602 static BOOL ldapsam_set_trusteddom_pw(struct pdb_methods *methods,
5603 const char* domain,
5604 const char* pwd,
5605 const DOM_SID *sid)
5606 {
5607 struct ldapsam_privates *ldap_state =
5608 (struct ldapsam_privates *)methods->private_data;
5609 LDAPMessage *entry = NULL;
5610 LDAPMod **mods = NULL;
5611 char *prev_pwd = NULL;
5612 char *trusted_dn = NULL;
5613 int rc;
5614
5615 DEBUG(10, ("ldapsam_set_trusteddom_pw called for domain %s\n", domain));
5616
5617 /*
5618 * get the current entry (if there is one) in order to put the
5619 * current password into the previous password attribute
5620 */
5621 if (!get_trusteddom_pw_int(ldap_state, domain, &entry)) {
5622 return False;
5623 }
5624
5625 mods = NULL;
5626 smbldap_make_mod(priv2ld(ldap_state), entry, &mods, "objectClass",
5627 "sambaTrustedDomainPassword");
5628 smbldap_make_mod(priv2ld(ldap_state), entry, &mods, "sambaDomainName",
5629 domain);
5630 smbldap_make_mod(priv2ld(ldap_state), entry, &mods, "sambaSID",
5631 sid_string_tos(sid));
5632 smbldap_make_mod(priv2ld(ldap_state), entry, &mods, "sambaPwdLastSet",
5633 talloc_asprintf(talloc_tos(), "%li", time(NULL)));
5634 smbldap_make_mod(priv2ld(ldap_state), entry, &mods,
5635 "sambaClearTextPassword", pwd);
5636 if (entry != NULL) {
5637 prev_pwd = smbldap_talloc_single_attribute(priv2ld(ldap_state),
5638 entry, "sambaClearTextPassword", talloc_tos());
5639 if (prev_pwd != NULL) {
5640 smbldap_make_mod(priv2ld(ldap_state), entry, &mods,
5641 "sambaPreviousClearTextPassword",
5642 prev_pwd);
5643 }
5644 }
5645
5646 trusted_dn = trusteddom_dn(ldap_state, domain);
5647 if (trusted_dn == NULL) {
5648 return False;
5649 }
5650 if (entry == NULL) {
5651 rc = smbldap_add(ldap_state->smbldap_state, trusted_dn, mods);
5652 } else {
5653 rc = smbldap_modify(ldap_state->smbldap_state, trusted_dn, mods);
5654 }
5655
5656 if (rc != LDAP_SUCCESS) {
5657 DEBUG(1, ("error writing trusted domain password!\n"));
5658 return False;
5659 }
5660
5661 return True;
5662 }
5663
5664 static BOOL ldapsam_del_trusteddom_pw(struct pdb_methods *methods,
5665 const char *domain)
5666 {
5667 int rc;
5668 struct ldapsam_privates *ldap_state =
5669 (struct ldapsam_privates *)methods->private_data;
5670 LDAPMessage *entry = NULL;
5671 const char *trusted_dn;
5672
5673 if (!get_trusteddom_pw_int(ldap_state, domain, &entry)) {
5674 return False;
5675 }
5676
5677 if (entry == NULL) {
5678 DEBUG(5, ("ldapsam_del_trusteddom_pw: no such trusted domain: "
5679 "%s\n", domain));
5680 return True;
5681 }
5682
5683 trusted_dn = smbldap_talloc_dn(talloc_tos(), priv2ld(ldap_state),
5684 entry);
5685 if (trusted_dn == NULL) {
5686 DEBUG(0,("ldapsam_del_trusteddom_pw: Out of memory!\n"));
5687 return False;
5688 }
5689
5690 rc = smbldap_delete(ldap_state->smbldap_state, trusted_dn);
5691 if (rc != LDAP_SUCCESS) {
5692 return False;
5693 }
5694
5695 return True;
5696 }
5697
5698 static NTSTATUS ldapsam_enum_trusteddoms(struct pdb_methods *methods,
5699 TALLOC_CTX *mem_ctx,
5700 uint32 *num_domains,
5701 struct trustdom_info ***domains)
5702 {
5703 int rc;
5704 struct ldapsam_privates *ldap_state =
5705 (struct ldapsam_privates *)methods->private_data;
5706 char *filter;
5707 int scope = LDAP_SCOPE_SUBTREE;
5708 const char *attrs[] = { "sambaDomainName", "sambaSID", NULL };
5709 int attrsonly = 0; /* 0: return values too */
5710 LDAPMessage *result = NULL;
5711 LDAPMessage *entry = NULL;
5712
5713 filter = talloc_asprintf(talloc_tos(), "(objectClass=%s)",
5714 LDAP_OBJ_TRUSTDOM_PASSWORD);
5715
5716 rc = smbldap_search(ldap_state->smbldap_state,
5717 ldap_state->domain_dn,
5718 scope,
5719 filter,
5720 attrs,
5721 attrsonly,
5722 &result);
5723
5724 if (rc != LDAP_SUCCESS) {
5725 return NT_STATUS_UNSUCCESSFUL;
5726 }
5727
5728 *num_domains = 0;
5729 if (!(*domains = TALLOC_ARRAY(mem_ctx, struct trustdom_info *, 1))) {
5730 DEBUG(1, ("talloc failed\n"));
5731 return NT_STATUS_NO_MEMORY;
5732 }
5733
5734 for (entry = ldap_first_entry(priv2ld(ldap_state), result);
5735 entry != NULL;
5736 entry = ldap_next_entry(priv2ld(ldap_state), entry))
5737 {
5738 char *dom_name, *dom_sid_str;
5739 struct trustdom_info *dom_info;
5740
5741 dom_info = TALLOC_P(*domains, struct trustdom_info);
5742 if (dom_info == NULL) {
5743 DEBUG(1, ("talloc failed\n"));
5744 return NT_STATUS_NO_MEMORY;
5745 }
5746
5747 dom_name = smbldap_talloc_single_attribute(priv2ld(ldap_state),
5748 entry,
5749 "sambaDomainName",
5750 talloc_tos());
5751 if (dom_name == NULL) {
5752 DEBUG(1, ("talloc failed\n"));
5753 return NT_STATUS_NO_MEMORY;
5754 }
5755 dom_info->name = dom_name;
5756
5757 dom_sid_str = smbldap_talloc_single_attribute(
5758 priv2ld(ldap_state), entry, "sambaSID",
5759 talloc_tos());
5760 if (dom_sid_str == NULL) {
5761 DEBUG(1, ("talloc failed\n"));
5762 return NT_STATUS_NO_MEMORY;
5763 }
5764 if (!string_to_sid(&dom_info->sid, dom_sid_str)) {
5765 DEBUG(1, ("Error calling string_to_sid on SID %s\n",
5766 dom_sid_str));
5767 return NT_STATUS_UNSUCCESSFUL;
5768 }
5769
5770 ADD_TO_ARRAY(*domains, struct trustdom_info *, dom_info,
5771 domains, num_domains);
5772
5773 if (*domains == NULL) {
5774 DEBUG(1, ("talloc failed\n"));
5775 return NT_STATUS_NO_MEMORY;
5776 }
5777 }
5778
5779 DEBUG(5, ("ldapsam_enum_trusteddoms: got %d domains\n", *num_domains));
5780 return NT_STATUS_OK;
5781 }
5782
5783
5784 /**********************************************************************
5785 Housekeeping
5786 *********************************************************************/
5787
5788 static void free_private_data(void **vp)
5789 {
5790 struct ldapsam_privates **ldap_state = (struct ldapsam_privates **)vp;
5791
5792 smbldap_free_struct(&(*ldap_state)->smbldap_state);
5793
5794 if ((*ldap_state)->result != NULL) {
5795 ldap_msgfree((*ldap_state)->result);
5796 (*ldap_state)->result = NULL;
5797 }
5798 if ((*ldap_state)->domain_dn != NULL) {
5799 SAFE_FREE((*ldap_state)->domain_dn);
5800 }
5801
5802 *ldap_state = NULL;
5803
5804 /* No need to free any further, as it is talloc()ed */
5805 }
5806
5807 /*********************************************************************
5808 Intitalise the parts of the pdb_methods structure that are common to
5809 all pdb_ldap modes
5810 *********************************************************************/
5811
5812 static NTSTATUS pdb_init_ldapsam_common(struct pdb_methods **pdb_method, const char *location)
5813 {
5814 NTSTATUS nt_status;
5815 struct ldapsam_privates *ldap_state;
5816
5817 if (!NT_STATUS_IS_OK(nt_status = make_pdb_method( pdb_method ))) {
5818 return nt_status;
5819 }
5820
5821 (*pdb_method)->name = "ldapsam";
5822
5823 (*pdb_method)->setsampwent = ldapsam_setsampwent;
5824 (*pdb_method)->endsampwent = ldapsam_endsampwent;
5825 (*pdb_method)->getsampwent = ldapsam_getsampwent;
5826 (*pdb_method)->getsampwnam = ldapsam_getsampwnam;
5827 (*pdb_method)->getsampwsid = ldapsam_getsampwsid;
5828 (*pdb_method)->add_sam_account = ldapsam_add_sam_account;
5829 (*pdb_method)->update_sam_account = ldapsam_update_sam_account;
5830 (*pdb_method)->delete_sam_account = ldapsam_delete_sam_account;
5831 (*pdb_method)->rename_sam_account = ldapsam_rename_sam_account;
5832
5833 (*pdb_method)->getgrsid = ldapsam_getgrsid;
5834 (*pdb_method)->getgrgid = ldapsam_getgrgid;
5835 (*pdb_method)->getgrnam = ldapsam_getgrnam;
5836 (*pdb_method)->add_group_mapping_entry = ldapsam_add_group_mapping_entry;
5837 (*pdb_method)->update_group_mapping_entry = ldapsam_update_group_mapping_entry;
5838 (*pdb_method)->delete_group_mapping_entry = ldapsam_delete_group_mapping_entry;
5839 (*pdb_method)->enum_group_mapping = ldapsam_enum_group_mapping;
5840
5841 (*pdb_method)->get_account_policy = ldapsam_get_account_policy;
5842 (*pdb_method)->set_account_policy = ldapsam_set_account_policy;
5843
5844 (*pdb_method)->get_seq_num = ldapsam_get_seq_num;
5845
5846 (*pdb_method)->rid_algorithm = ldapsam_rid_algorithm;
5847 (*pdb_method)->new_rid = ldapsam_new_rid;
5848
5849 (*pdb_method)->get_trusteddom_pw = ldapsam_get_trusteddom_pw;
5850 (*pdb_method)->set_trusteddom_pw = ldapsam_set_trusteddom_pw;
5851 (*pdb_method)->del_trusteddom_pw = ldapsam_del_trusteddom_pw;
5852 (*pdb_method)->enum_trusteddoms = ldapsam_enum_trusteddoms;
5853
5854 /* TODO: Setup private data and free */
5855
5856 if ( !(ldap_state = TALLOC_ZERO_P(*pdb_method, struct ldapsam_privates)) ) {
5857 DEBUG(0, ("pdb_init_ldapsam_common: talloc() failed for ldapsam private_data!\n"));
5858 return NT_STATUS_NO_MEMORY;
5859 }
5860
5861 nt_status = smbldap_init(*pdb_method, pdb_get_event_context(),
5862 location, &ldap_state->smbldap_state);
5863
5864 if ( !NT_STATUS_IS_OK(nt_status) ) {
5865 return nt_status;
5866 }
5867
5868 if ( !(ldap_state->domain_name = talloc_strdup(*pdb_method, get_global_sam_name()) ) ) {
5869 return NT_STATUS_NO_MEMORY;
5870 }
5871
5872 (*pdb_method)->private_data = ldap_state;
5873
5874 (*pdb_method)->free_private_data = free_private_data;
5875
5876 return NT_STATUS_OK;
5877 }
5878
5879 /**********************************************************************
5880 Initialise the 'compat' mode for pdb_ldap
5881 *********************************************************************/
5882
5883 NTSTATUS pdb_init_ldapsam_compat(struct pdb_methods **pdb_method, const char *location)
5884 {
5885 NTSTATUS nt_status;
5886 struct ldapsam_privates *ldap_state;
5887 char *uri = talloc_strdup( NULL, location );
5888
5889 trim_char( uri, '\"', '\"' );
5890 nt_status = pdb_init_ldapsam_common( pdb_method, uri );
5891 if ( uri )
5892 TALLOC_FREE( uri );
5893
5894 if ( !NT_STATUS_IS_OK(nt_status) ) {
5895 return nt_status;
5896 }
5897
5898 (*pdb_method)->name = "ldapsam_compat";
5899
5900 ldap_state = (struct ldapsam_privates *)((*pdb_method)->private_data);
5901 ldap_state->schema_ver = SCHEMAVER_SAMBAACCOUNT;
5902
5903 sid_copy(&ldap_state->domain_sid, get_global_sam_sid());
5904
5905 return NT_STATUS_OK;
5906 }
5907
5908 /**********************************************************************
5909 Initialise the normal mode for pdb_ldap
5910 *********************************************************************/
5911
5912 NTSTATUS pdb_init_ldapsam(struct pdb_methods **pdb_method, const char *location)
5913 {
5914 NTSTATUS nt_status;
5915 struct ldapsam_privates *ldap_state;
5916 uint32 alg_rid_base;
5917 pstring alg_rid_base_string;
5918 LDAPMessage *result = NULL;
5919 LDAPMessage *entry = NULL;
5920 DOM_SID ldap_domain_sid;
5921 DOM_SID secrets_domain_sid;
5922 pstring domain_sid_string;
5923 char *dn;
5924 char *uri = talloc_strdup( NULL, location );
5925
5926 trim_char( uri, '\"', '\"' );
5927 nt_status = pdb_init_ldapsam_common(pdb_method, uri);
5928 if ( uri )
5929 TALLOC_FREE( uri );
5930
5931 if (!NT_STATUS_IS_OK(nt_status)) {
5932 return nt_status;
5933 }
5934
5935 (*pdb_method)->name = "ldapsam";
5936
5937 (*pdb_method)->add_aliasmem = ldapsam_add_aliasmem;
5938 (*pdb_method)->del_aliasmem = ldapsam_del_aliasmem;
5939 (*pdb_method)->enum_aliasmem = ldapsam_enum_aliasmem;
5940 (*pdb_method)->enum_alias_memberships = ldapsam_alias_memberships;
5941 (*pdb_method)->search_users = ldapsam_search_users;
5942 (*pdb_method)->search_groups = ldapsam_search_groups;
5943 (*pdb_method)->search_aliases = ldapsam_search_aliases;
5944
5945 if (lp_parm_bool(-1, "ldapsam", "trusted", False)) {
5946 (*pdb_method)->enum_group_members = ldapsam_enum_group_members;
5947 (*pdb_method)->enum_group_memberships =
5948 ldapsam_enum_group_memberships;
5949 (*pdb_method)->lookup_rids = ldapsam_lookup_rids;
5950 (*pdb_method)->sid_to_id = ldapsam_sid_to_id;
5951
5952 if (lp_parm_bool(-1, "ldapsam", "editposix", False)) {
5953 (*pdb_method)->create_user = ldapsam_create_user;
5954 (*pdb_method)->delete_user = ldapsam_delete_user;
5955 (*pdb_method)->create_dom_group = ldapsam_create_dom_group;
5956 (*pdb_method)->delete_dom_group = ldapsam_delete_dom_group;
5957 (*pdb_method)->add_groupmem = ldapsam_add_groupmem;
5958 (*pdb_method)->del_groupmem = ldapsam_del_groupmem;
5959 (*pdb_method)->set_unix_primary_group = ldapsam_set_primary_group;
5960 }
5961 }
5962
5963 ldap_state = (struct ldapsam_privates *)((*pdb_method)->private_data);
5964 ldap_state->schema_ver = SCHEMAVER_SAMBASAMACCOUNT;
5965
5966 /* Try to setup the Domain Name, Domain SID, algorithmic rid base */
5967
5968 nt_status = smbldap_search_domain_info(ldap_state->smbldap_state,
5969 &result,
5970 ldap_state->domain_name, True);
5971
5972 if ( !NT_STATUS_IS_OK(nt_status) ) {
5973 DEBUG(2, ("pdb_init_ldapsam: WARNING: Could not get domain "
5974 "info, nor add one to the domain\n"));
5975 DEBUGADD(2, ("pdb_init_ldapsam: Continuing on regardless, "
5976 "will be unable to allocate new users/groups, "
5977 "and will risk BDCs having inconsistant SIDs\n"));
5978 sid_copy(&ldap_state->domain_sid, get_global_sam_sid());
5979 return NT_STATUS_OK;
5980 }
5981
5982 /* Given that the above might fail, everything below this must be
5983 * optional */
5984
5985 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct,
5986 result);
5987 if (!entry) {
5988 DEBUG(0, ("pdb_init_ldapsam: Could not get domain info "
5989 "entry\n"));
5990 ldap_msgfree(result);
5991 return NT_STATUS_UNSUCCESSFUL;
5992 }
5993
5994 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
5995 if (!dn) {
5996 ldap_msgfree(result);
5997 return NT_STATUS_UNSUCCESSFUL;
5998 }
5999
6000 ldap_state->domain_dn = smb_xstrdup(dn);
6001 ldap_memfree(dn);
6002
6003 if (smbldap_get_single_pstring(
6004 ldap_state->smbldap_state->ldap_struct,
6005 entry,
6006 get_userattr_key2string(ldap_state->schema_ver,
6007 LDAP_ATTR_USER_SID),
6008 domain_sid_string)) {
6009 BOOL found_sid;
6010 if (!string_to_sid(&ldap_domain_sid, domain_sid_string)) {
6011 DEBUG(1, ("pdb_init_ldapsam: SID [%s] could not be "
6012 "read as a valid SID\n", domain_sid_string));
6013 ldap_msgfree(result);
6014 return NT_STATUS_INVALID_PARAMETER;
6015 }
6016 found_sid = secrets_fetch_domain_sid(ldap_state->domain_name,
6017 &secrets_domain_sid);
6018 if (!found_sid || !sid_equal(&secrets_domain_sid,
6019 &ldap_domain_sid)) {
6020 fstring new_sid_str, old_sid_str;
6021 DEBUG(1, ("pdb_init_ldapsam: Resetting SID for domain "
6022 "%s based on pdb_ldap results %s -> %s\n",
6023 ldap_state->domain_name,
6024 sid_to_string(old_sid_str,
6025 &secrets_domain_sid),
6026 sid_to_string(new_sid_str,
6027 &ldap_domain_sid)));
6028
6029 /* reset secrets.tdb sid */
6030 secrets_store_domain_sid(ldap_state->domain_name,
6031 &ldap_domain_sid);
6032 DEBUG(1, ("New global sam SID: %s\n",
6033 sid_to_string(new_sid_str,
6034 get_global_sam_sid())));
6035 }
6036 sid_copy(&ldap_state->domain_sid, &ldap_domain_sid);
6037 }
6038
6039 if (smbldap_get_single_pstring(
6040 ldap_state->smbldap_state->ldap_struct,
6041 entry,
6042 get_attr_key2string( dominfo_attr_list,
6043 LDAP_ATTR_ALGORITHMIC_RID_BASE ),
6044 alg_rid_base_string)) {
6045 alg_rid_base = (uint32)atol(alg_rid_base_string);
6046 if (alg_rid_base != algorithmic_rid_base()) {
6047 DEBUG(0, ("The value of 'algorithmic RID base' has "
6048 "changed since the LDAP\n"
6049 "database was initialised. Aborting. \n"));
6050 ldap_msgfree(result);
6051 return NT_STATUS_UNSUCCESSFUL;
6052 }
6053 }
6054 ldap_msgfree(result);
6055
6056 return NT_STATUS_OK;
6057 }
6058
6059 NTSTATUS pdb_ldap_init(void)
6060 {
6061 NTSTATUS nt_status;
6062 if (!NT_STATUS_IS_OK(nt_status = smb_register_passdb(PASSDB_INTERFACE_VERSION, "ldapsam", pdb_init_ldapsam)))
6063 return nt_status;
6064
6065 if (!NT_STATUS_IS_OK(nt_status = smb_register_passdb(PASSDB_INTERFACE_VERSION, "ldapsam_compat", pdb_init_ldapsam_compat)))
6066 return nt_status;
6067
6068 /* Let pdb_nds register backends */
6069 pdb_nds_init();
6070
6071 return NT_STATUS_OK;
6072 }
reg import