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r4348: syncing up for 3.0.11pre1
[Samba.git] / source / passdb / pdb_ldap.c
bloba84b2f35b2848c52aa8969e92298209c559a55ab
1 /*
2 Unix SMB/CIFS mplementation.
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
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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/SAM_ACCOUNT
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 #ifndef SAM_ACCOUNT
81 #define SAM_ACCOUNT struct sam_passwd
82 #endif
83
84 #include "smbldap.h"
85
86 struct ldapsam_privates {
87 struct smbldap_state *smbldap_state;
88
89 /* Former statics */
90 LDAPMessage *result;
91 LDAPMessage *entry;
92 int index;
93
94 const char *domain_name;
95 DOM_SID domain_sid;
96
97 /* configuration items */
98 int schema_ver;
99 };
100
101 /**********************************************************************
102 Free a LDAPMessage (one is stored on the SAM_ACCOUNT).
103 **********************************************************************/
104
105 static void private_data_free_fn(void **result)
106 {
107 ldap_msgfree(*result);
108 *result = NULL;
109 }
110
111 /**********************************************************************
112 Get the attribute name given a user schame version.
113 **********************************************************************/
114
115 static const char* get_userattr_key2string( int schema_ver, int key )
116 {
117 switch ( schema_ver ) {
118 case SCHEMAVER_SAMBAACCOUNT:
119 return get_attr_key2string( attrib_map_v22, key );
120
121 case SCHEMAVER_SAMBASAMACCOUNT:
122 return get_attr_key2string( attrib_map_v30, key );
123
124 default:
125 DEBUG(0,("get_userattr_key2string: unknown schema version specified\n"));
126 break;
127 }
128 return NULL;
129 }
130
131 /**********************************************************************
132 Return the list of attribute names given a user schema version.
133 **********************************************************************/
134
135 static char** get_userattr_list( int schema_ver )
136 {
137 switch ( schema_ver ) {
138 case SCHEMAVER_SAMBAACCOUNT:
139 return get_attr_list( attrib_map_v22 );
140
141 case SCHEMAVER_SAMBASAMACCOUNT:
142 return get_attr_list( attrib_map_v30 );
143 default:
144 DEBUG(0,("get_userattr_list: unknown schema version specified!\n"));
145 break;
146 }
147
148 return NULL;
149 }
150
151 /**************************************************************************
152 Return the list of attribute names to delete given a user schema version.
153 **************************************************************************/
154
155 static char** get_userattr_delete_list( int schema_ver )
156 {
157 switch ( schema_ver ) {
158 case SCHEMAVER_SAMBAACCOUNT:
159 return get_attr_list( attrib_map_to_delete_v22 );
160
161 case SCHEMAVER_SAMBASAMACCOUNT:
162 return get_attr_list( attrib_map_to_delete_v30 );
163 default:
164 DEBUG(0,("get_userattr_delete_list: unknown schema version specified!\n"));
165 break;
166 }
167
168 return NULL;
169 }
170
171
172 /*******************************************************************
173 Generate the LDAP search filter for the objectclass based on the
174 version of the schema we are using.
175 ******************************************************************/
176
177 static const char* get_objclass_filter( int schema_ver )
178 {
179 static fstring objclass_filter;
180
181 switch( schema_ver ) {
182 case SCHEMAVER_SAMBAACCOUNT:
183 fstr_sprintf( objclass_filter, "(objectclass=%s)", LDAP_OBJ_SAMBAACCOUNT );
184 break;
185 case SCHEMAVER_SAMBASAMACCOUNT:
186 fstr_sprintf( objclass_filter, "(objectclass=%s)", LDAP_OBJ_SAMBASAMACCOUNT );
187 break;
188 default:
189 DEBUG(0,("get_objclass_filter: Invalid schema version specified!\n"));
190 break;
191 }
192
193 return objclass_filter;
194 }
195
196 /*******************************************************************
197 Run the search by name.
198 ******************************************************************/
199
200 static int ldapsam_search_suffix_by_name (struct ldapsam_privates *ldap_state,
201 const char *user,
202 LDAPMessage ** result, char **attr)
203 {
204 pstring filter;
205 char *escape_user = escape_ldap_string_alloc(user);
206
207 if (!escape_user) {
208 return LDAP_NO_MEMORY;
209 }
210
211 /*
212 * in the filter expression, replace %u with the real name
213 * so in ldap filter, %u MUST exist :-)
214 */
215 pstr_sprintf(filter, "(&%s%s)", lp_ldap_filter(),
216 get_objclass_filter(ldap_state->schema_ver));
217
218 /*
219 * have to use this here because $ is filtered out
220 * in pstring_sub
221 */
222
223
224 all_string_sub(filter, "%u", escape_user, sizeof(pstring));
225 SAFE_FREE(escape_user);
226
227 return smbldap_search_suffix(ldap_state->smbldap_state, filter, attr, result);
228 }
229
230 /*******************************************************************
231 Run the search by rid.
232 ******************************************************************/
233
234 static int ldapsam_search_suffix_by_rid (struct ldapsam_privates *ldap_state,
235 uint32 rid, LDAPMessage ** result,
236 char **attr)
237 {
238 pstring filter;
239 int rc;
240
241 pstr_sprintf(filter, "(&(rid=%i)%s)", rid,
242 get_objclass_filter(ldap_state->schema_ver));
243
244 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, attr, result);
245
246 return rc;
247 }
248
249 /*******************************************************************
250 Run the search by SID.
251 ******************************************************************/
252
253 static int ldapsam_search_suffix_by_sid (struct ldapsam_privates *ldap_state,
254 const DOM_SID *sid, LDAPMessage ** result,
255 char **attr)
256 {
257 pstring filter;
258 int rc;
259 fstring sid_string;
260
261 pstr_sprintf(filter, "(&(%s=%s)%s)",
262 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
263 sid_to_string(sid_string, sid),
264 get_objclass_filter(ldap_state->schema_ver));
265
266 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, attr, result);
267
268 return rc;
269 }
270
271 /*******************************************************************
272 Delete complete object or objectclass and attrs from
273 object found in search_result depending on lp_ldap_delete_dn
274 ******************************************************************/
275
276 static NTSTATUS ldapsam_delete_entry(struct ldapsam_privates *ldap_state,
277 LDAPMessage *result,
278 const char *objectclass,
279 char **attrs)
280 {
281 int rc;
282 LDAPMessage *entry = NULL;
283 LDAPMod **mods = NULL;
284 char *name, *dn;
285 BerElement *ptr = NULL;
286
287 rc = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
288
289 if (rc != 1) {
290 DEBUG(0, ("ldapsam_delete_entry: Entry must exist exactly once!\n"));
291 return NT_STATUS_UNSUCCESSFUL;
292 }
293
294 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
295 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
296 if (!dn) {
297 return NT_STATUS_UNSUCCESSFUL;
298 }
299
300 if (lp_ldap_delete_dn()) {
301 NTSTATUS ret = NT_STATUS_OK;
302 rc = smbldap_delete(ldap_state->smbldap_state, dn);
303
304 if (rc != LDAP_SUCCESS) {
305 DEBUG(0, ("ldapsam_delete_entry: Could not delete object %s\n", dn));
306 ret = NT_STATUS_UNSUCCESSFUL;
307 }
308 SAFE_FREE(dn);
309 return ret;
310 }
311
312 /* Ok, delete only the SAM attributes */
313
314 for (name = ldap_first_attribute(ldap_state->smbldap_state->ldap_struct, entry, &ptr);
315 name != NULL;
316 name = ldap_next_attribute(ldap_state->smbldap_state->ldap_struct, entry, ptr)) {
317 char **attrib;
318
319 /* We are only allowed to delete the attributes that
320 really exist. */
321
322 for (attrib = attrs; *attrib != NULL; attrib++) {
323 /* Don't delete LDAP_ATTR_MOD_TIMESTAMP attribute. */
324 if (strequal(*attrib, get_userattr_key2string(ldap_state->schema_ver,
325 LDAP_ATTR_MOD_TIMESTAMP))) {
326 continue;
327 }
328 if (strequal(*attrib, name)) {
329 DEBUG(10, ("ldapsam_delete_entry: deleting "
330 "attribute %s\n", name));
331 smbldap_set_mod(&mods, LDAP_MOD_DELETE, name,
332 NULL);
333 }
334 }
335
336 ldap_memfree(name);
337 }
338
339 if (ptr != NULL) {
340 ber_free(ptr, 0);
341 }
342
343 smbldap_set_mod(&mods, LDAP_MOD_DELETE, "objectClass", objectclass);
344
345 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
346 ldap_mods_free(mods, True);
347
348 if (rc != LDAP_SUCCESS) {
349 char *ld_error = NULL;
350 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
351 &ld_error);
352
353 DEBUG(0, ("ldapsam_delete_entry: Could not delete attributes for %s, error: %s (%s)\n",
354 dn, ldap_err2string(rc), ld_error?ld_error:"unknown"));
355 SAFE_FREE(ld_error);
356 SAFE_FREE(dn);
357 return NT_STATUS_UNSUCCESSFUL;
358 }
359
360 SAFE_FREE(dn);
361 return NT_STATUS_OK;
362 }
363
364 /* New Interface is being implemented here */
365
366 #if 0 /* JERRY - not uesed anymore */
367
368 /**********************************************************************
369 Initialize SAM_ACCOUNT from an LDAP query (unix attributes only)
370 *********************************************************************/
371 static BOOL get_unix_attributes (struct ldapsam_privates *ldap_state,
372 SAM_ACCOUNT * sampass,
373 LDAPMessage * entry,
374 gid_t *gid)
375 {
376 pstring homedir;
377 pstring temp;
378 char **ldap_values;
379 char **values;
380
381 if ((ldap_values = ldap_get_values (ldap_state->smbldap_state->ldap_struct, entry, "objectClass")) == NULL) {
382 DEBUG (1, ("get_unix_attributes: no objectClass! \n"));
383 return False;
384 }
385
386 for (values=ldap_values;*values;values++) {
387 if (strequal(*values, LDAP_OBJ_POSIXACCOUNT )) {
388 break;
389 }
390 }
391
392 if (!*values) { /*end of array, no posixAccount */
393 DEBUG(10, ("user does not have %s attributes\n", LDAP_OBJ_POSIXACCOUNT));
394 ldap_value_free(ldap_values);
395 return False;
396 }
397 ldap_value_free(ldap_values);
398
399 if ( !smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
400 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_UNIX_HOME), homedir) )
401 {
402 return False;
403 }
404
405 if ( !smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
406 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_GIDNUMBER), temp) )
407 {
408 return False;
409 }
410
411 *gid = (gid_t)atol(temp);
412
413 pdb_set_unix_homedir(sampass, homedir, PDB_SET);
414
415 DEBUG(10, ("user has %s attributes\n", LDAP_OBJ_POSIXACCOUNT));
416
417 return True;
418 }
419
420 #endif
421
422 static time_t ldapsam_get_entry_timestamp(
423 struct ldapsam_privates *ldap_state,
424 LDAPMessage * entry)
425 {
426 pstring temp;
427 struct tm tm;
428
429 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
430 get_userattr_key2string(ldap_state->schema_ver,LDAP_ATTR_MOD_TIMESTAMP),
431 temp))
432 return (time_t) 0;
433
434 strptime(temp, "%Y%m%d%H%M%SZ", &tm);
435 tzset();
436 return timegm(&tm);
437 }
438
439 /**********************************************************************
440 Initialize SAM_ACCOUNT from an LDAP query.
441 (Based on init_sam_from_buffer in pdb_tdb.c)
442 *********************************************************************/
443
444 static BOOL init_sam_from_ldap (struct ldapsam_privates *ldap_state,
445 SAM_ACCOUNT * sampass,
446 LDAPMessage * entry)
447 {
448 time_t logon_time,
449 logoff_time,
450 kickoff_time,
451 pass_last_set_time,
452 pass_can_change_time,
453 pass_must_change_time,
454 ldap_entry_time,
455 bad_password_time;
456 pstring username,
457 domain,
458 nt_username,
459 fullname,
460 homedir,
461 dir_drive,
462 logon_script,
463 profile_path,
464 acct_desc,
465 workstations;
466 char munged_dial[2048];
467 uint32 user_rid;
468 uint8 smblmpwd[LM_HASH_LEN],
469 smbntpwd[NT_HASH_LEN];
470 uint16 acct_ctrl = 0,
471 logon_divs;
472 uint16 bad_password_count = 0,
473 logon_count = 0;
474 uint32 hours_len;
475 uint8 hours[MAX_HOURS_LEN];
476 pstring temp;
477 LOGIN_CACHE *cache_entry = NULL;
478 int pwHistLen;
479
480 /*
481 * do a little initialization
482 */
483 username[0] = '\0';
484 domain[0] = '\0';
485 nt_username[0] = '\0';
486 fullname[0] = '\0';
487 homedir[0] = '\0';
488 dir_drive[0] = '\0';
489 logon_script[0] = '\0';
490 profile_path[0] = '\0';
491 acct_desc[0] = '\0';
492 munged_dial[0] = '\0';
493 workstations[0] = '\0';
494
495
496 if (sampass == NULL || ldap_state == NULL || entry == NULL) {
497 DEBUG(0, ("init_sam_from_ldap: NULL parameters found!\n"));
498 return False;
499 }
500
501 if (ldap_state->smbldap_state->ldap_struct == NULL) {
502 DEBUG(0, ("init_sam_from_ldap: ldap_state->smbldap_state->ldap_struct is NULL!\n"));
503 return False;
504 }
505
506 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry, "uid", username)) {
507 DEBUG(1, ("init_sam_from_ldap: No uid attribute found for this user!\n"));
508 return False;
509 }
510
511 DEBUG(2, ("init_sam_from_ldap: Entry found for user: %s\n", username));
512
513 pstrcpy(nt_username, username);
514
515 pstrcpy(domain, ldap_state->domain_name);
516
517 pdb_set_username(sampass, username, PDB_SET);
518
519 pdb_set_domain(sampass, domain, PDB_DEFAULT);
520 pdb_set_nt_username(sampass, nt_username, PDB_SET);
521
522 /* deal with different attributes between the schema first */
523
524 if ( ldap_state->schema_ver == SCHEMAVER_SAMBASAMACCOUNT ) {
525 if (smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
526 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID), temp)) {
527 pdb_set_user_sid_from_string(sampass, temp, PDB_SET);
528 }
529
530 if (smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
531 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PRIMARY_GROUP_SID), temp)) {
532 pdb_set_group_sid_from_string(sampass, temp, PDB_SET);
533 } else {
534 pdb_set_group_sid_from_rid(sampass, DOMAIN_GROUP_RID_USERS, PDB_DEFAULT);
535 }
536 } else {
537 if (smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
538 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_RID), temp)) {
539 user_rid = (uint32)atol(temp);
540 pdb_set_user_sid_from_rid(sampass, user_rid, PDB_SET);
541 }
542
543 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
544 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PRIMARY_GROUP_RID), temp)) {
545 pdb_set_group_sid_from_rid(sampass, DOMAIN_GROUP_RID_USERS, PDB_DEFAULT);
546 } else {
547 uint32 group_rid;
548
549 group_rid = (uint32)atol(temp);
550
551 /* for some reason, we often have 0 as a primary group RID.
552 Make sure that we treat this just as a 'default' value */
553
554 if ( group_rid > 0 )
555 pdb_set_group_sid_from_rid(sampass, group_rid, PDB_SET);
556 else
557 pdb_set_group_sid_from_rid(sampass, DOMAIN_GROUP_RID_USERS, PDB_DEFAULT);
558 }
559 }
560
561 if (pdb_get_init_flags(sampass,PDB_USERSID) == PDB_DEFAULT) {
562 DEBUG(1, ("init_sam_from_ldap: no %s or %s attribute found for this user %s\n",
563 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
564 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_RID),
565 username));
566 return False;
567 }
568
569 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
570 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_LAST_SET), temp)) {
571 /* leave as default */
572 } else {
573 pass_last_set_time = (time_t) atol(temp);
574 pdb_set_pass_last_set_time(sampass, pass_last_set_time, PDB_SET);
575 }
576
577 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
578 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_TIME), temp)) {
579 /* leave as default */
580 } else {
581 logon_time = (time_t) atol(temp);
582 pdb_set_logon_time(sampass, logon_time, PDB_SET);
583 }
584
585 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
586 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGOFF_TIME), temp)) {
587 /* leave as default */
588 } else {
589 logoff_time = (time_t) atol(temp);
590 pdb_set_logoff_time(sampass, logoff_time, PDB_SET);
591 }
592
593 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
594 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_KICKOFF_TIME), temp)) {
595 /* leave as default */
596 } else {
597 kickoff_time = (time_t) atol(temp);
598 pdb_set_kickoff_time(sampass, kickoff_time, PDB_SET);
599 }
600
601 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
602 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_CAN_CHANGE), temp)) {
603 /* leave as default */
604 } else {
605 pass_can_change_time = (time_t) atol(temp);
606 pdb_set_pass_can_change_time(sampass, pass_can_change_time, PDB_SET);
607 }
608
609 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
610 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_MUST_CHANGE), temp)) {
611 /* leave as default */
612 } else {
613 pass_must_change_time = (time_t) atol(temp);
614 pdb_set_pass_must_change_time(sampass, pass_must_change_time, PDB_SET);
615 }
616
617 /* recommend that 'gecos' and 'displayName' should refer to the same
618 * attribute OID. userFullName depreciated, only used by Samba
619 * primary rules of LDAP: don't make a new attribute when one is already defined
620 * that fits your needs; using cn then displayName rather than 'userFullName'
621 */
622
623 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
624 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DISPLAY_NAME), fullname)) {
625 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
626 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_CN), fullname)) {
627 /* leave as default */
628 } else {
629 pdb_set_fullname(sampass, fullname, PDB_SET);
630 }
631 } else {
632 pdb_set_fullname(sampass, fullname, PDB_SET);
633 }
634
635 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
636 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_DRIVE), dir_drive))
637 {
638 pdb_set_dir_drive( sampass,
639 talloc_sub_basic(sampass->mem_ctx, username, lp_logon_drive()),
640 PDB_DEFAULT );
641 } else {
642 pdb_set_dir_drive(sampass, dir_drive, PDB_SET);
643 }
644
645 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
646 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_PATH), homedir))
647 {
648 pdb_set_homedir( sampass,
649 talloc_sub_basic(sampass->mem_ctx, username, lp_logon_home()),
650 PDB_DEFAULT );
651 } else {
652 pdb_set_homedir(sampass, homedir, PDB_SET);
653 }
654
655 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
656 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_SCRIPT), logon_script))
657 {
658 pdb_set_logon_script( sampass,
659 talloc_sub_basic(sampass->mem_ctx, username, lp_logon_script()),
660 PDB_DEFAULT );
661 } else {
662 pdb_set_logon_script(sampass, logon_script, PDB_SET);
663 }
664
665 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
666 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PROFILE_PATH), profile_path))
667 {
668 pdb_set_profile_path( sampass,
669 talloc_sub_basic( sampass->mem_ctx, username, lp_logon_path()),
670 PDB_DEFAULT );
671 } else {
672 pdb_set_profile_path(sampass, profile_path, PDB_SET);
673 }
674
675 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
676 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DESC), acct_desc))
677 {
678 /* leave as default */
679 } else {
680 pdb_set_acct_desc(sampass, acct_desc, PDB_SET);
681 }
682
683 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
684 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_WKS), workstations)) {
685 /* leave as default */;
686 } else {
687 pdb_set_workstations(sampass, workstations, PDB_SET);
688 }
689
690 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
691 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_MUNGED_DIAL), munged_dial, sizeof(munged_dial))) {
692 /* leave as default */;
693 } else {
694 pdb_set_munged_dial(sampass, munged_dial, PDB_SET);
695 }
696
697 /* FIXME: hours stuff should be cleaner */
698
699 logon_divs = 168;
700 hours_len = 21;
701 memset(hours, 0xff, hours_len);
702
703 if (!smbldap_get_single_pstring (ldap_state->smbldap_state->ldap_struct, entry,
704 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LMPW), temp)) {
705 /* leave as default */
706 } else {
707 pdb_gethexpwd(temp, smblmpwd);
708 memset((char *)temp, '\0', strlen(temp)+1);
709 if (!pdb_set_lanman_passwd(sampass, smblmpwd, PDB_SET))
710 return False;
711 ZERO_STRUCT(smblmpwd);
712 }
713
714 if (!smbldap_get_single_pstring (ldap_state->smbldap_state->ldap_struct, entry,
715 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_NTPW), temp)) {
716 /* leave as default */
717 } else {
718 pdb_gethexpwd(temp, smbntpwd);
719 memset((char *)temp, '\0', strlen(temp)+1);
720 if (!pdb_set_nt_passwd(sampass, smbntpwd, PDB_SET))
721 return False;
722 ZERO_STRUCT(smbntpwd);
723 }
724
725 account_policy_get(AP_PASSWORD_HISTORY, &pwHistLen);
726 if (pwHistLen > 0){
727 uint8 *pwhist = NULL;
728 int i;
729
730 /* We can only store (sizeof(pstring)-1)/64 password history entries. */
731 pwHistLen = MIN(pwHistLen, ((sizeof(temp)-1)/64));
732
733 if ((pwhist = SMB_MALLOC(pwHistLen * PW_HISTORY_ENTRY_LEN)) == NULL){
734 DEBUG(0, ("init_sam_from_ldap: malloc failed!\n"));
735 return False;
736 }
737 memset(pwhist, '\0', pwHistLen * PW_HISTORY_ENTRY_LEN);
738
739 if (!smbldap_get_single_pstring (ldap_state->smbldap_state->ldap_struct, entry,
740 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_HISTORY), temp)) {
741 /* leave as default - zeros */
742 } else {
743 BOOL hex_failed = False;
744 for (i = 0; i < pwHistLen; i++){
745 /* Get the 16 byte salt. */
746 if (!pdb_gethexpwd(&temp[i*64], &pwhist[i*PW_HISTORY_ENTRY_LEN])) {
747 hex_failed = True;
748 break;
749 }
750 /* Get the 16 byte MD5 hash of salt+passwd. */
751 if (!pdb_gethexpwd(&temp[(i*64)+32],
752 &pwhist[(i*PW_HISTORY_ENTRY_LEN)+PW_HISTORY_SALT_LEN])) {
753 hex_failed = True;
754 break;
755 }
756 }
757 if (hex_failed) {
758 DEBUG(0,("init_sam_from_ldap: Failed to get password history for user %s\n",
759 username));
760 memset(pwhist, '\0', pwHistLen * PW_HISTORY_ENTRY_LEN);
761 }
762 }
763 if (!pdb_set_pw_history(sampass, pwhist, pwHistLen, PDB_SET)){
764 SAFE_FREE(pwhist);
765 return False;
766 }
767 SAFE_FREE(pwhist);
768 }
769
770 if (!smbldap_get_single_pstring (ldap_state->smbldap_state->ldap_struct, entry,
771 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_ACB_INFO), temp)) {
772 acct_ctrl |= ACB_NORMAL;
773 } else {
774 acct_ctrl = pdb_decode_acct_ctrl(temp);
775
776 if (acct_ctrl == 0)
777 acct_ctrl |= ACB_NORMAL;
778
779 pdb_set_acct_ctrl(sampass, acct_ctrl, PDB_SET);
780 }
781
782 pdb_set_hours_len(sampass, hours_len, PDB_SET);
783 pdb_set_logon_divs(sampass, logon_divs, PDB_SET);
784
785 /* pdb_set_munged_dial(sampass, munged_dial, PDB_SET); */
786
787 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
788 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_BAD_PASSWORD_COUNT), temp)) {
789 /* leave as default */
790 } else {
791 bad_password_count = (uint32) atol(temp);
792 pdb_set_bad_password_count(sampass, bad_password_count, PDB_SET);
793 }
794
795 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
796 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_BAD_PASSWORD_TIME), temp)) {
797 /* leave as default */
798 } else {
799 bad_password_time = (time_t) atol(temp);
800 pdb_set_bad_password_time(sampass, bad_password_time, PDB_SET);
801 }
802
803
804 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
805 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_COUNT), temp)) {
806 /* leave as default */
807 } else {
808 logon_count = (uint32) atol(temp);
809 pdb_set_logon_count(sampass, logon_count, PDB_SET);
810 }
811
812 /* pdb_set_unknown_6(sampass, unknown6, PDB_SET); */
813
814 if(!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
815 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_HOURS), temp)) {
816 /* leave as default */
817 } else {
818 pdb_gethexhours(temp, hours);
819 memset((char *)temp, '\0', strlen(temp) +1);
820 pdb_set_hours(sampass, hours, PDB_SET);
821 ZERO_STRUCT(hours);
822 }
823
824 /* check the timestamp of the cache vs ldap entry */
825 if (!(ldap_entry_time = ldapsam_get_entry_timestamp(ldap_state,
826 entry)))
827 return True;
828
829 /* see if we have newer updates */
830 if (!(cache_entry = login_cache_read(sampass))) {
831 DEBUG (9, ("No cache entry, bad count = %u, bad time = %u\n",
832 (unsigned int)pdb_get_bad_password_count(sampass),
833 (unsigned int)pdb_get_bad_password_time(sampass)));
834 return True;
835 }
836
837 DEBUG(7, ("ldap time is %u, cache time is %u, bad time = %u\n",
838 (unsigned int)ldap_entry_time, (unsigned int)cache_entry->entry_timestamp,
839 (unsigned int)cache_entry->bad_password_time));
840
841 if (ldap_entry_time > cache_entry->entry_timestamp) {
842 /* cache is older than directory , so
843 we need to delete the entry but allow the
844 fields to be written out */
845 login_cache_delentry(sampass);
846 } else {
847 /* read cache in */
848 pdb_set_acct_ctrl(sampass,
849 pdb_get_acct_ctrl(sampass) |
850 (cache_entry->acct_ctrl & ACB_AUTOLOCK),
851 PDB_SET);
852 pdb_set_bad_password_count(sampass,
853 cache_entry->bad_password_count,
854 PDB_SET);
855 pdb_set_bad_password_time(sampass,
856 cache_entry->bad_password_time,
857 PDB_SET);
858 }
859
860 SAFE_FREE(cache_entry);
861 return True;
862 }
863
864 /**********************************************************************
865 Initialize the ldap db from a SAM_ACCOUNT. Called on update.
866 (Based on init_buffer_from_sam in pdb_tdb.c)
867 *********************************************************************/
868
869 static BOOL init_ldap_from_sam (struct ldapsam_privates *ldap_state,
870 LDAPMessage *existing,
871 LDAPMod *** mods, SAM_ACCOUNT * sampass,
872 BOOL (*need_update)(const SAM_ACCOUNT *,
873 enum pdb_elements))
874 {
875 pstring temp;
876 uint32 rid;
877
878 if (mods == NULL || sampass == NULL) {
879 DEBUG(0, ("init_ldap_from_sam: NULL parameters found!\n"));
880 return False;
881 }
882
883 *mods = NULL;
884
885 /*
886 * took out adding "objectclass: sambaAccount"
887 * do this on a per-mod basis
888 */
889 if (need_update(sampass, PDB_USERNAME))
890 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
891 "uid", pdb_get_username(sampass));
892
893 DEBUG(2, ("init_ldap_from_sam: Setting entry for user: %s\n", pdb_get_username(sampass)));
894
895 /* only update the RID if we actually need to */
896 if (need_update(sampass, PDB_USERSID)) {
897 fstring sid_string;
898 fstring dom_sid_string;
899 const DOM_SID *user_sid = pdb_get_user_sid(sampass);
900
901 switch ( ldap_state->schema_ver ) {
902 case SCHEMAVER_SAMBAACCOUNT:
903 if (!sid_peek_check_rid(&ldap_state->domain_sid, user_sid, &rid)) {
904 DEBUG(1, ("init_ldap_from_sam: User's SID (%s) is not for this domain (%s), cannot add to LDAP!\n",
905 sid_to_string(sid_string, user_sid),
906 sid_to_string(dom_sid_string, &ldap_state->domain_sid)));
907 return False;
908 }
909 slprintf(temp, sizeof(temp) - 1, "%i", rid);
910 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
911 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_RID),
912 temp);
913 break;
914
915 case SCHEMAVER_SAMBASAMACCOUNT:
916 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
917 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
918 sid_to_string(sid_string, user_sid));
919 break;
920
921 default:
922 DEBUG(0,("init_ldap_from_sam: unknown schema version specified\n"));
923 break;
924 }
925 }
926
927 /* we don't need to store the primary group RID - so leaving it
928 'free' to hang off the unix primary group makes life easier */
929
930 if (need_update(sampass, PDB_GROUPSID)) {
931 fstring sid_string;
932 fstring dom_sid_string;
933 const DOM_SID *group_sid = pdb_get_group_sid(sampass);
934
935 switch ( ldap_state->schema_ver ) {
936 case SCHEMAVER_SAMBAACCOUNT:
937 if (!sid_peek_check_rid(&ldap_state->domain_sid, group_sid, &rid)) {
938 DEBUG(1, ("init_ldap_from_sam: User's Primary Group SID (%s) is not for this domain (%s), cannot add to LDAP!\n",
939 sid_to_string(sid_string, group_sid),
940 sid_to_string(dom_sid_string, &ldap_state->domain_sid)));
941 return False;
942 }
943
944 slprintf(temp, sizeof(temp) - 1, "%i", rid);
945 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
946 get_userattr_key2string(ldap_state->schema_ver,
947 LDAP_ATTR_PRIMARY_GROUP_RID), temp);
948 break;
949
950 case SCHEMAVER_SAMBASAMACCOUNT:
951 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
952 get_userattr_key2string(ldap_state->schema_ver,
953 LDAP_ATTR_PRIMARY_GROUP_SID), sid_to_string(sid_string, group_sid));
954 break;
955
956 default:
957 DEBUG(0,("init_ldap_from_sam: unknown schema version specified\n"));
958 break;
959 }
960
961 }
962
963 /* displayName, cn, and gecos should all be the same
964 * most easily accomplished by giving them the same OID
965 * gecos isn't set here b/c it should be handled by the
966 * add-user script
967 * We change displayName only and fall back to cn if
968 * it does not exist.
969 */
970
971 if (need_update(sampass, PDB_FULLNAME))
972 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
973 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DISPLAY_NAME),
974 pdb_get_fullname(sampass));
975
976 if (need_update(sampass, PDB_ACCTDESC))
977 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
978 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DESC),
979 pdb_get_acct_desc(sampass));
980
981 if (need_update(sampass, PDB_WORKSTATIONS))
982 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
983 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_WKS),
984 pdb_get_workstations(sampass));
985
986 if (need_update(sampass, PDB_MUNGEDDIAL))
987 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
988 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_MUNGED_DIAL),
989 pdb_get_munged_dial(sampass));
990
991 if (need_update(sampass, PDB_SMBHOME))
992 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
993 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_PATH),
994 pdb_get_homedir(sampass));
995
996 if (need_update(sampass, PDB_DRIVE))
997 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
998 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_DRIVE),
999 pdb_get_dir_drive(sampass));
1000
1001 if (need_update(sampass, PDB_LOGONSCRIPT))
1002 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1003 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_SCRIPT),
1004 pdb_get_logon_script(sampass));
1005
1006 if (need_update(sampass, PDB_PROFILE))
1007 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1008 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PROFILE_PATH),
1009 pdb_get_profile_path(sampass));
1010
1011 slprintf(temp, sizeof(temp) - 1, "%li", pdb_get_logon_time(sampass));
1012 if (need_update(sampass, PDB_LOGONTIME))
1013 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1014 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_TIME), temp);
1015
1016 slprintf(temp, sizeof(temp) - 1, "%li", pdb_get_logoff_time(sampass));
1017 if (need_update(sampass, PDB_LOGOFFTIME))
1018 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1019 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGOFF_TIME), temp);
1020
1021 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_kickoff_time(sampass));
1022 if (need_update(sampass, PDB_KICKOFFTIME))
1023 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1024 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_KICKOFF_TIME), temp);
1025
1026 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_pass_can_change_time(sampass));
1027 if (need_update(sampass, PDB_CANCHANGETIME))
1028 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1029 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_CAN_CHANGE), temp);
1030
1031 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_pass_must_change_time(sampass));
1032 if (need_update(sampass, PDB_MUSTCHANGETIME))
1033 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1034 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_MUST_CHANGE), temp);
1035
1036
1037 if ((pdb_get_acct_ctrl(sampass)&(ACB_WSTRUST|ACB_SVRTRUST|ACB_DOMTRUST))
1038 || (lp_ldap_passwd_sync()!=LDAP_PASSWD_SYNC_ONLY)) {
1039
1040 if (need_update(sampass, PDB_LMPASSWD)) {
1041 const uchar *lm_pw = pdb_get_lanman_passwd(sampass);
1042 if (lm_pw) {
1043 pdb_sethexpwd(temp, lm_pw,
1044 pdb_get_acct_ctrl(sampass));
1045 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1046 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LMPW),
1047 temp);
1048 } else {
1049 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1050 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LMPW),
1051 NULL);
1052 }
1053 }
1054 if (need_update(sampass, PDB_NTPASSWD)) {
1055 const uchar *nt_pw = pdb_get_nt_passwd(sampass);
1056 if (nt_pw) {
1057 pdb_sethexpwd(temp, nt_pw,
1058 pdb_get_acct_ctrl(sampass));
1059 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1060 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_NTPW),
1061 temp);
1062 } else {
1063 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1064 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_NTPW),
1065 NULL);
1066 }
1067 }
1068
1069 if (need_update(sampass, PDB_PWHISTORY)) {
1070 int pwHistLen = 0;
1071 account_policy_get(AP_PASSWORD_HISTORY, &pwHistLen);
1072 if (pwHistLen == 0) {
1073 /* Remove any password history from the LDAP store. */
1074 memset(temp, '0', 64); /* NOTE !!!! '0' *NOT '\0' */
1075 temp[64] = '\0';
1076 } else {
1077 int i, currHistLen = 0;
1078 const uint8 *pwhist = pdb_get_pw_history(sampass, &currHistLen);
1079 if (pwhist != NULL) {
1080 /* We can only store (sizeof(pstring)-1)/64 password history entries. */
1081 pwHistLen = MIN(pwHistLen, ((sizeof(temp)-1)/64));
1082 for (i=0; i< pwHistLen && i < currHistLen; i++) {
1083 /* Store the salt. */
1084 pdb_sethexpwd(&temp[i*64], &pwhist[i*PW_HISTORY_ENTRY_LEN], 0);
1085 /* Followed by the md5 hash of salt + md4 hash */
1086 pdb_sethexpwd(&temp[(i*64)+32],
1087 &pwhist[(i*PW_HISTORY_ENTRY_LEN)+PW_HISTORY_SALT_LEN], 0);
1088 DEBUG(100, ("temp=%s\n", temp));
1089 }
1090 }
1091 }
1092 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1093 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_HISTORY),
1094 temp);
1095 }
1096
1097 if (need_update(sampass, PDB_PASSLASTSET)) {
1098 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_pass_last_set_time(sampass));
1099 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1100 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_LAST_SET),
1101 temp);
1102 }
1103 }
1104
1105 if (need_update(sampass, PDB_HOURS)) {
1106 const char *hours = pdb_get_hours(sampass);
1107 if (hours) {
1108 pdb_sethexhours(temp, hours);
1109 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct,
1110 existing,
1111 mods,
1112 get_userattr_key2string(ldap_state->schema_ver,
1113 LDAP_ATTR_LOGON_HOURS),
1114 temp);
1115 }
1116 }
1117
1118 if (need_update(sampass, PDB_ACCTCTRL))
1119 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
1120 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_ACB_INFO),
1121 pdb_encode_acct_ctrl (pdb_get_acct_ctrl(sampass), NEW_PW_FORMAT_SPACE_PADDED_LEN));
1122
1123 /* password lockout cache:
1124 - If we are now autolocking or clearing, we write to ldap
1125 - If we are clearing, we delete the cache entry
1126 - If the count is > 0, we update the cache
1127
1128 This even means when autolocking, we cache, just in case the
1129 update doesn't work, and we have to cache the autolock flag */
1130
1131 if (need_update(sampass, PDB_BAD_PASSWORD_COUNT)) /* &&
1132 need_update(sampass, PDB_BAD_PASSWORD_TIME)) */ {
1133 uint16 badcount = pdb_get_bad_password_count(sampass);
1134 time_t badtime = pdb_get_bad_password_time(sampass);
1135 uint32 pol;
1136 account_policy_get(AP_BAD_ATTEMPT_LOCKOUT, &pol);
1137
1138 DEBUG(3, ("updating bad password fields, policy=%u, count=%u, time=%u\n",
1139 (unsigned int)pol, (unsigned int)badcount, (unsigned int)badtime));
1140
1141 if ((badcount >= pol) || (badcount == 0)) {
1142 DEBUG(7, ("making mods to update ldap, count=%u, time=%u\n",
1143 (unsigned int)badcount, (unsigned int)badtime));
1144 slprintf (temp, sizeof (temp) - 1, "%li", (long)badcount);
1145 smbldap_make_mod(
1146 ldap_state->smbldap_state->ldap_struct,
1147 existing, mods,
1148 get_userattr_key2string(
1149 ldap_state->schema_ver,
1150 LDAP_ATTR_BAD_PASSWORD_COUNT),
1151 temp);
1152
1153 slprintf (temp, sizeof (temp) - 1, "%li", badtime);
1154 smbldap_make_mod(
1155 ldap_state->smbldap_state->ldap_struct,
1156 existing, mods,
1157 get_userattr_key2string(
1158 ldap_state->schema_ver,
1159 LDAP_ATTR_BAD_PASSWORD_TIME),
1160 temp);
1161 }
1162 if (badcount == 0) {
1163 DEBUG(7, ("bad password count is reset, deleting login cache entry for %s\n", pdb_get_nt_username(sampass)));
1164 login_cache_delentry(sampass);
1165 } else {
1166 LOGIN_CACHE cache_entry;
1167
1168 cache_entry.entry_timestamp = time(NULL);
1169 cache_entry.acct_ctrl = pdb_get_acct_ctrl(sampass);
1170 cache_entry.bad_password_count = badcount;
1171 cache_entry.bad_password_time = badtime;
1172
1173 DEBUG(7, ("Updating bad password count and time in login cache\n"));
1174 login_cache_write(sampass, cache_entry);
1175 }
1176 }
1177
1178 return True;
1179 }
1180
1181 /**********************************************************************
1182 Connect to LDAP server for password enumeration.
1183 *********************************************************************/
1184
1185 static NTSTATUS ldapsam_setsampwent(struct pdb_methods *my_methods, BOOL update)
1186 {
1187 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1188 int rc;
1189 pstring filter;
1190 char **attr_list;
1191
1192 pstr_sprintf( filter, "(&%s%s)", lp_ldap_filter(),
1193 get_objclass_filter(ldap_state->schema_ver));
1194 all_string_sub(filter, "%u", "*", sizeof(pstring));
1195
1196 attr_list = get_userattr_list(ldap_state->schema_ver);
1197 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter,
1198 attr_list, &ldap_state->result);
1199 free_attr_list( attr_list );
1200
1201 if (rc != LDAP_SUCCESS) {
1202 DEBUG(0, ("ldapsam_setsampwent: LDAP search failed: %s\n", ldap_err2string(rc)));
1203 DEBUG(3, ("ldapsam_setsampwent: Query was: %s, %s\n", lp_ldap_suffix(), filter));
1204 ldap_msgfree(ldap_state->result);
1205 ldap_state->result = NULL;
1206 return NT_STATUS_UNSUCCESSFUL;
1207 }
1208
1209 DEBUG(2, ("ldapsam_setsampwent: %d entries in the base!\n",
1210 ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
1211 ldap_state->result)));
1212
1213 ldap_state->entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct,
1214 ldap_state->result);
1215 ldap_state->index = 0;
1216
1217 return NT_STATUS_OK;
1218 }
1219
1220 /**********************************************************************
1221 End enumeration of the LDAP password list.
1222 *********************************************************************/
1223
1224 static void ldapsam_endsampwent(struct pdb_methods *my_methods)
1225 {
1226 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1227 if (ldap_state->result) {
1228 ldap_msgfree(ldap_state->result);
1229 ldap_state->result = NULL;
1230 }
1231 }
1232
1233 /**********************************************************************
1234 Get the next entry in the LDAP password database.
1235 *********************************************************************/
1236
1237 static NTSTATUS ldapsam_getsampwent(struct pdb_methods *my_methods, SAM_ACCOUNT *user)
1238 {
1239 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1240 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1241 BOOL bret = False;
1242
1243 while (!bret) {
1244 if (!ldap_state->entry)
1245 return ret;
1246
1247 ldap_state->index++;
1248 bret = init_sam_from_ldap(ldap_state, user, ldap_state->entry);
1249
1250 ldap_state->entry = ldap_next_entry(ldap_state->smbldap_state->ldap_struct,
1251 ldap_state->entry);
1252 }
1253
1254 return NT_STATUS_OK;
1255 }
1256
1257 static void append_attr(char ***attr_list, const char *new_attr)
1258 {
1259 int i;
1260
1261 if (new_attr == NULL) {
1262 return;
1263 }
1264
1265 for (i=0; (*attr_list)[i] != NULL; i++) {
1266 ;
1267 }
1268
1269 (*attr_list) = SMB_REALLOC_ARRAY((*attr_list), char *, i+2);
1270 SMB_ASSERT((*attr_list) != NULL);
1271 (*attr_list)[i] = SMB_STRDUP(new_attr);
1272 (*attr_list)[i+1] = NULL;
1273 }
1274
1275 /**********************************************************************
1276 Get SAM_ACCOUNT entry from LDAP by username.
1277 *********************************************************************/
1278
1279 static NTSTATUS ldapsam_getsampwnam(struct pdb_methods *my_methods, SAM_ACCOUNT *user, const char *sname)
1280 {
1281 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1282 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1283 LDAPMessage *result = NULL;
1284 LDAPMessage *entry = NULL;
1285 int count;
1286 char ** attr_list;
1287 int rc;
1288
1289 attr_list = get_userattr_list( ldap_state->schema_ver );
1290 append_attr(&attr_list, get_userattr_key2string(ldap_state->schema_ver,LDAP_ATTR_MOD_TIMESTAMP));
1291 rc = ldapsam_search_suffix_by_name(ldap_state, sname, &result, attr_list);
1292 free_attr_list( attr_list );
1293
1294 if ( rc != LDAP_SUCCESS )
1295 return NT_STATUS_NO_SUCH_USER;
1296
1297 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1298
1299 if (count < 1) {
1300 DEBUG(4, ("ldapsam_getsampwnam: Unable to locate user [%s] count=%d\n", sname, count));
1301 ldap_msgfree(result);
1302 return NT_STATUS_NO_SUCH_USER;
1303 } else if (count > 1) {
1304 DEBUG(1, ("ldapsam_getsampwnam: Duplicate entries for this user [%s] Failing. count=%d\n", sname, count));
1305 ldap_msgfree(result);
1306 return NT_STATUS_NO_SUCH_USER;
1307 }
1308
1309 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1310 if (entry) {
1311 if (!init_sam_from_ldap(ldap_state, user, entry)) {
1312 DEBUG(1,("ldapsam_getsampwnam: init_sam_from_ldap failed for user '%s'!\n", sname));
1313 ldap_msgfree(result);
1314 return NT_STATUS_NO_SUCH_USER;
1315 }
1316 pdb_set_backend_private_data(user, result,
1317 private_data_free_fn,
1318 my_methods, PDB_CHANGED);
1319 ret = NT_STATUS_OK;
1320 } else {
1321 ldap_msgfree(result);
1322 }
1323 return ret;
1324 }
1325
1326 static int ldapsam_get_ldap_user_by_sid(struct ldapsam_privates *ldap_state,
1327 const DOM_SID *sid, LDAPMessage **result)
1328 {
1329 int rc = -1;
1330 char ** attr_list;
1331 uint32 rid;
1332
1333 switch ( ldap_state->schema_ver ) {
1334 case SCHEMAVER_SAMBASAMACCOUNT:
1335 attr_list = get_userattr_list(ldap_state->schema_ver);
1336 append_attr(&attr_list, get_userattr_key2string(ldap_state->schema_ver,LDAP_ATTR_MOD_TIMESTAMP));
1337 rc = ldapsam_search_suffix_by_sid(ldap_state, sid, result, attr_list);
1338 free_attr_list( attr_list );
1339
1340 if ( rc != LDAP_SUCCESS )
1341 return rc;
1342 break;
1343
1344 case SCHEMAVER_SAMBAACCOUNT:
1345 if (!sid_peek_check_rid(&ldap_state->domain_sid, sid, &rid)) {
1346 return rc;
1347 }
1348
1349 attr_list = get_userattr_list(ldap_state->schema_ver);
1350 rc = ldapsam_search_suffix_by_rid(ldap_state, rid, result, attr_list );
1351 free_attr_list( attr_list );
1352
1353 if ( rc != LDAP_SUCCESS )
1354 return rc;
1355 break;
1356 }
1357 return rc;
1358 }
1359
1360 /**********************************************************************
1361 Get SAM_ACCOUNT entry from LDAP by SID.
1362 *********************************************************************/
1363
1364 static NTSTATUS ldapsam_getsampwsid(struct pdb_methods *my_methods, SAM_ACCOUNT * user, const DOM_SID *sid)
1365 {
1366 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1367 LDAPMessage *result = NULL;
1368 LDAPMessage *entry = NULL;
1369 int count;
1370 int rc;
1371 fstring sid_string;
1372
1373 rc = ldapsam_get_ldap_user_by_sid(ldap_state,
1374 sid, &result);
1375 if (rc != LDAP_SUCCESS)
1376 return NT_STATUS_NO_SUCH_USER;
1377
1378 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1379
1380 if (count < 1) {
1381 DEBUG(4, ("ldapsam_getsampwsid: Unable to locate SID [%s] count=%d\n", sid_to_string(sid_string, sid),
1382 count));
1383 ldap_msgfree(result);
1384 return NT_STATUS_NO_SUCH_USER;
1385 } else if (count > 1) {
1386 DEBUG(1, ("ldapsam_getsampwsid: More than one user with SID [%s]. Failing. count=%d\n", sid_to_string(sid_string, sid),
1387 count));
1388 ldap_msgfree(result);
1389 return NT_STATUS_NO_SUCH_USER;
1390 }
1391
1392 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1393 if (!entry) {
1394 ldap_msgfree(result);
1395 return NT_STATUS_NO_SUCH_USER;
1396 }
1397
1398 if (!init_sam_from_ldap(ldap_state, user, entry)) {
1399 DEBUG(1,("ldapsam_getsampwsid: init_sam_from_ldap failed!\n"));
1400 ldap_msgfree(result);
1401 return NT_STATUS_NO_SUCH_USER;
1402 }
1403
1404 pdb_set_backend_private_data(user, result,
1405 private_data_free_fn,
1406 my_methods, PDB_CHANGED);
1407 return NT_STATUS_OK;
1408 }
1409
1410 static BOOL ldapsam_can_pwchange_exop(struct smbldap_state *ldap_state)
1411 {
1412 LDAPMessage *msg = NULL;
1413 LDAPMessage *entry = NULL;
1414 char **values = NULL;
1415 char *attrs[] = { "supportedExtension", NULL };
1416 int rc, num_result, num_values, i;
1417 BOOL result = False;
1418
1419 rc = smbldap_search(ldap_state, "", LDAP_SCOPE_BASE, "(objectclass=*)",
1420 attrs, 0, &msg);
1421
1422 if (rc != LDAP_SUCCESS) {
1423 DEBUG(3, ("Could not search rootDSE\n"));
1424 return False;
1425 }
1426
1427 num_result = ldap_count_entries(ldap_state->ldap_struct, msg);
1428
1429 if (num_result != 1) {
1430 DEBUG(3, ("Expected one rootDSE, got %d\n", num_result));
1431 goto done;
1432 }
1433
1434 entry = ldap_first_entry(ldap_state->ldap_struct, msg);
1435
1436 if (entry == NULL) {
1437 DEBUG(3, ("Could not retrieve rootDSE\n"));
1438 goto done;
1439 }
1440
1441 values = ldap_get_values(ldap_state->ldap_struct, entry,
1442 "supportedExtension");
1443
1444 if (values == NULL) {
1445 DEBUG(9, ("LDAP Server does not support any extensions\n"));
1446 goto done;
1447 }
1448
1449 num_values = ldap_count_values(values);
1450
1451 if (num_values == 0) {
1452 DEBUG(9, ("LDAP Server does not support any extensions\n"));
1453 goto done;
1454 }
1455
1456 for (i=0; i<num_values; i++) {
1457 if (strcmp(values[i], LDAP_EXOP_MODIFY_PASSWD) == 0)
1458 result = True;
1459 }
1460
1461 done:
1462 if (values != NULL)
1463 ldap_value_free(values);
1464 if (msg != NULL)
1465 ldap_msgfree(msg);
1466
1467 return result;
1468 }
1469
1470 /********************************************************************
1471 Do the actual modification - also change a plaintext passord if
1472 it it set.
1473 **********************************************************************/
1474
1475 static NTSTATUS ldapsam_modify_entry(struct pdb_methods *my_methods,
1476 SAM_ACCOUNT *newpwd, char *dn,
1477 LDAPMod **mods, int ldap_op,
1478 BOOL (*need_update)(const SAM_ACCOUNT *, enum pdb_elements))
1479 {
1480 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1481 int rc;
1482
1483 if (!my_methods || !newpwd || !dn) {
1484 return NT_STATUS_INVALID_PARAMETER;
1485 }
1486
1487 if (!mods) {
1488 DEBUG(5,("ldapsam_modify_entry: mods is empty: nothing to modify\n"));
1489 /* may be password change below however */
1490 } else {
1491 switch(ldap_op) {
1492 case LDAP_MOD_ADD:
1493 smbldap_set_mod(&mods, LDAP_MOD_ADD,
1494 "objectclass",
1495 LDAP_OBJ_ACCOUNT);
1496 rc = smbldap_add(ldap_state->smbldap_state,
1497 dn, mods);
1498 break;
1499 case LDAP_MOD_REPLACE:
1500 rc = smbldap_modify(ldap_state->smbldap_state,
1501 dn ,mods);
1502 break;
1503 default:
1504 DEBUG(0,("ldapsam_modify_entry: Wrong LDAP operation type: %d!\n",
1505 ldap_op));
1506 return NT_STATUS_INVALID_PARAMETER;
1507 }
1508
1509 if (rc!=LDAP_SUCCESS) {
1510 char *ld_error = NULL;
1511 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1512 &ld_error);
1513 DEBUG(1, ("ldapsam_modify_entry: Failed to %s user dn= %s with: %s\n\t%s\n",
1514 ldap_op == LDAP_MOD_ADD ? "add" : "modify",
1515 dn, ldap_err2string(rc),
1516 ld_error?ld_error:"unknown"));
1517 SAFE_FREE(ld_error);
1518 return NT_STATUS_UNSUCCESSFUL;
1519 }
1520 }
1521
1522 if (!(pdb_get_acct_ctrl(newpwd)&(ACB_WSTRUST|ACB_SVRTRUST|ACB_DOMTRUST)) &&
1523 (lp_ldap_passwd_sync() != LDAP_PASSWD_SYNC_OFF) &&
1524 need_update(newpwd, PDB_PLAINTEXT_PW) &&
1525 (pdb_get_plaintext_passwd(newpwd)!=NULL)) {
1526 BerElement *ber;
1527 struct berval *bv;
1528 char *retoid;
1529 struct berval *retdata;
1530 char *utf8_password;
1531 char *utf8_dn;
1532
1533 if (!ldapsam_can_pwchange_exop(ldap_state->smbldap_state)) {
1534 DEBUG(2, ("ldap password change requested, but LDAP "
1535 "server does not support it -- ignoring\n"));
1536 return NT_STATUS_OK;
1537 }
1538
1539 if (push_utf8_allocate(&utf8_password, pdb_get_plaintext_passwd(newpwd)) == (size_t)-1) {
1540 return NT_STATUS_NO_MEMORY;
1541 }
1542
1543 if (push_utf8_allocate(&utf8_dn, dn) == (size_t)-1) {
1544 return NT_STATUS_NO_MEMORY;
1545 }
1546
1547 if ((ber = ber_alloc_t(LBER_USE_DER))==NULL) {
1548 DEBUG(0,("ber_alloc_t returns NULL\n"));
1549 SAFE_FREE(utf8_password);
1550 return NT_STATUS_UNSUCCESSFUL;
1551 }
1552
1553 ber_printf (ber, "{");
1554 ber_printf (ber, "ts", LDAP_TAG_EXOP_MODIFY_PASSWD_ID, utf8_dn);
1555 ber_printf (ber, "ts", LDAP_TAG_EXOP_MODIFY_PASSWD_NEW, utf8_password);
1556 ber_printf (ber, "N}");
1557
1558 if ((rc = ber_flatten (ber, &bv))<0) {
1559 DEBUG(0,("ldapsam_modify_entry: ber_flatten returns a value <0\n"));
1560 ber_free(ber,1);
1561 SAFE_FREE(utf8_dn);
1562 SAFE_FREE(utf8_password);
1563 return NT_STATUS_UNSUCCESSFUL;
1564 }
1565
1566 SAFE_FREE(utf8_dn);
1567 SAFE_FREE(utf8_password);
1568 ber_free(ber, 1);
1569
1570 if ((rc = smbldap_extended_operation(ldap_state->smbldap_state,
1571 LDAP_EXOP_MODIFY_PASSWD,
1572 bv, NULL, NULL, &retoid,
1573 &retdata)) != LDAP_SUCCESS) {
1574 char *ld_error = NULL;
1575
1576 if (rc == LDAP_OBJECT_CLASS_VIOLATION) {
1577 DEBUG(3, ("Could not set userPassword "
1578 "attribute due to an objectClass "
1579 "violation -- ignoring\n"));
1580 ber_bvfree(bv);
1581 return NT_STATUS_OK;
1582 }
1583
1584 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1585 &ld_error);
1586 DEBUG(0,("ldapsam_modify_entry: LDAP Password could not be changed for user %s: %s\n\t%s\n",
1587 pdb_get_username(newpwd), ldap_err2string(rc), ld_error?ld_error:"unknown"));
1588 SAFE_FREE(ld_error);
1589 ber_bvfree(bv);
1590 return NT_STATUS_UNSUCCESSFUL;
1591 } else {
1592 DEBUG(3,("ldapsam_modify_entry: LDAP Password changed for user %s\n",pdb_get_username(newpwd)));
1593 #ifdef DEBUG_PASSWORD
1594 DEBUG(100,("ldapsam_modify_entry: LDAP Password changed to %s\n",pdb_get_plaintext_passwd(newpwd)));
1595 #endif
1596 ber_bvfree(retdata);
1597 ber_memfree(retoid);
1598 }
1599 ber_bvfree(bv);
1600 }
1601 return NT_STATUS_OK;
1602 }
1603
1604 /**********************************************************************
1605 Delete entry from LDAP for username.
1606 *********************************************************************/
1607
1608 static NTSTATUS ldapsam_delete_sam_account(struct pdb_methods *my_methods, SAM_ACCOUNT * sam_acct)
1609 {
1610 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1611 const char *sname;
1612 int rc;
1613 LDAPMessage *result = NULL;
1614 NTSTATUS ret;
1615 char **attr_list;
1616 fstring objclass;
1617
1618 if (!sam_acct) {
1619 DEBUG(0, ("ldapsam_delete_sam_account: sam_acct was NULL!\n"));
1620 return NT_STATUS_INVALID_PARAMETER;
1621 }
1622
1623 sname = pdb_get_username(sam_acct);
1624
1625 DEBUG (3, ("ldapsam_delete_sam_account: Deleting user %s from LDAP.\n", sname));
1626
1627 attr_list= get_userattr_delete_list( ldap_state->schema_ver );
1628 rc = ldapsam_search_suffix_by_name(ldap_state, sname, &result, attr_list);
1629
1630 if (rc != LDAP_SUCCESS) {
1631 free_attr_list( attr_list );
1632 return NT_STATUS_NO_SUCH_USER;
1633 }
1634
1635 switch ( ldap_state->schema_ver ) {
1636 case SCHEMAVER_SAMBASAMACCOUNT:
1637 fstrcpy( objclass, LDAP_OBJ_SAMBASAMACCOUNT );
1638 break;
1639
1640 case SCHEMAVER_SAMBAACCOUNT:
1641 fstrcpy( objclass, LDAP_OBJ_SAMBAACCOUNT );
1642 break;
1643 default:
1644 fstrcpy( objclass, "UNKNOWN" );
1645 DEBUG(0,("ldapsam_delete_sam_account: Unknown schema version specified!\n"));
1646 break;
1647 }
1648
1649 ret = ldapsam_delete_entry(ldap_state, result, objclass, attr_list );
1650 ldap_msgfree(result);
1651 free_attr_list( attr_list );
1652
1653 return ret;
1654 }
1655
1656 /**********************************************************************
1657 Helper function to determine for update_sam_account whether
1658 we need LDAP modification.
1659 *********************************************************************/
1660
1661 static BOOL element_is_changed(const SAM_ACCOUNT *sampass,
1662 enum pdb_elements element)
1663 {
1664 return IS_SAM_CHANGED(sampass, element);
1665 }
1666
1667 /**********************************************************************
1668 Update SAM_ACCOUNT.
1669 *********************************************************************/
1670
1671 static NTSTATUS ldapsam_update_sam_account(struct pdb_methods *my_methods, SAM_ACCOUNT * newpwd)
1672 {
1673 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1674 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1675 int rc = 0;
1676 char *dn;
1677 LDAPMessage *result = NULL;
1678 LDAPMessage *entry = NULL;
1679 LDAPMod **mods = NULL;
1680 char **attr_list;
1681
1682 result = pdb_get_backend_private_data(newpwd, my_methods);
1683 if (!result) {
1684 attr_list = get_userattr_list(ldap_state->schema_ver);
1685 rc = ldapsam_search_suffix_by_name(ldap_state, pdb_get_username(newpwd), &result, attr_list );
1686 free_attr_list( attr_list );
1687 if (rc != LDAP_SUCCESS) {
1688 return NT_STATUS_UNSUCCESSFUL;
1689 }
1690 pdb_set_backend_private_data(newpwd, result, private_data_free_fn, my_methods, PDB_CHANGED);
1691 }
1692
1693 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) == 0) {
1694 DEBUG(0, ("ldapsam_update_sam_account: No user to modify!\n"));
1695 return NT_STATUS_UNSUCCESSFUL;
1696 }
1697
1698 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1699 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
1700 if (!dn) {
1701 return NT_STATUS_UNSUCCESSFUL;
1702 }
1703
1704 DEBUG(4, ("ldapsam_update_sam_account: user %s to be modified has dn: %s\n", pdb_get_username(newpwd), dn));
1705
1706 if (!init_ldap_from_sam(ldap_state, entry, &mods, newpwd,
1707 element_is_changed)) {
1708 DEBUG(0, ("ldapsam_update_sam_account: init_ldap_from_sam failed!\n"));
1709 SAFE_FREE(dn);
1710 if (mods != NULL)
1711 ldap_mods_free(mods,True);
1712 return NT_STATUS_UNSUCCESSFUL;
1713 }
1714
1715 if (mods == NULL) {
1716 DEBUG(4,("ldapsam_update_sam_account: mods is empty: nothing to update for user: %s\n",
1717 pdb_get_username(newpwd)));
1718 SAFE_FREE(dn);
1719 return NT_STATUS_OK;
1720 }
1721
1722 ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,LDAP_MOD_REPLACE, element_is_changed);
1723 ldap_mods_free(mods,True);
1724 SAFE_FREE(dn);
1725
1726 if (!NT_STATUS_IS_OK(ret)) {
1727 char *ld_error = NULL;
1728 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1729 &ld_error);
1730 DEBUG(0,("ldapsam_update_sam_account: failed to modify user with uid = %s, error: %s (%s)\n",
1731 pdb_get_username(newpwd), ld_error?ld_error:"(unknwon)", ldap_err2string(rc)));
1732 SAFE_FREE(ld_error);
1733 return ret;
1734 }
1735
1736 DEBUG(2, ("ldapsam_update_sam_account: successfully modified uid = %s in the LDAP database\n",
1737 pdb_get_username(newpwd)));
1738 return NT_STATUS_OK;
1739 }
1740
1741 /**********************************************************************
1742 Helper function to determine for update_sam_account whether
1743 we need LDAP modification.
1744 *********************************************************************/
1745
1746 static BOOL element_is_set_or_changed(const SAM_ACCOUNT *sampass,
1747 enum pdb_elements element)
1748 {
1749 return (IS_SAM_SET(sampass, element) ||
1750 IS_SAM_CHANGED(sampass, element));
1751 }
1752
1753 /**********************************************************************
1754 Add SAM_ACCOUNT to LDAP.
1755 *********************************************************************/
1756
1757 static NTSTATUS ldapsam_add_sam_account(struct pdb_methods *my_methods, SAM_ACCOUNT * newpwd)
1758 {
1759 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1760 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1761 int rc;
1762 LDAPMessage *result = NULL;
1763 LDAPMessage *entry = NULL;
1764 pstring dn;
1765 LDAPMod **mods = NULL;
1766 int ldap_op = LDAP_MOD_REPLACE;
1767 uint32 num_result;
1768 char **attr_list;
1769 char *escape_user;
1770 const char *username = pdb_get_username(newpwd);
1771 const DOM_SID *sid = pdb_get_user_sid(newpwd);
1772 pstring filter;
1773 fstring sid_string;
1774
1775 if (!username || !*username) {
1776 DEBUG(0, ("ldapsam_add_sam_account: Cannot add user without a username!\n"));
1777 return NT_STATUS_INVALID_PARAMETER;
1778 }
1779
1780 /* free this list after the second search or in case we exit on failure */
1781 attr_list = get_userattr_list(ldap_state->schema_ver);
1782
1783 rc = ldapsam_search_suffix_by_name (ldap_state, username, &result, attr_list);
1784
1785 if (rc != LDAP_SUCCESS) {
1786 free_attr_list( attr_list );
1787 return NT_STATUS_UNSUCCESSFUL;
1788 }
1789
1790 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) != 0) {
1791 DEBUG(0,("ldapsam_add_sam_account: User '%s' already in the base, with samba attributes\n",
1792 username));
1793 ldap_msgfree(result);
1794 free_attr_list( attr_list );
1795 return NT_STATUS_UNSUCCESSFUL;
1796 }
1797 ldap_msgfree(result);
1798 result = NULL;
1799
1800 if (element_is_set_or_changed(newpwd, PDB_USERSID)) {
1801 rc = ldapsam_get_ldap_user_by_sid(ldap_state,
1802 sid, &result);
1803 if (rc == LDAP_SUCCESS) {
1804 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) != 0) {
1805 DEBUG(0,("ldapsam_add_sam_account: SID '%s' already in the base, with samba attributes\n",
1806 sid_to_string(sid_string, sid)));
1807 free_attr_list( attr_list );
1808 ldap_msgfree(result);
1809 return NT_STATUS_UNSUCCESSFUL;
1810 }
1811 ldap_msgfree(result);
1812 }
1813 }
1814
1815 /* does the entry already exist but without a samba attributes?
1816 we need to return the samba attributes here */
1817
1818 escape_user = escape_ldap_string_alloc( username );
1819 pstrcpy( filter, lp_ldap_filter() );
1820 all_string_sub( filter, "%u", escape_user, sizeof(filter) );
1821 SAFE_FREE( escape_user );
1822
1823 rc = smbldap_search_suffix(ldap_state->smbldap_state,
1824 filter, attr_list, &result);
1825 if ( rc != LDAP_SUCCESS ) {
1826 free_attr_list( attr_list );
1827 return NT_STATUS_UNSUCCESSFUL;
1828 }
1829
1830 num_result = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1831
1832 if (num_result > 1) {
1833 DEBUG (0, ("ldapsam_add_sam_account: More than one user with that uid exists: bailing out!\n"));
1834 free_attr_list( attr_list );
1835 ldap_msgfree(result);
1836 return NT_STATUS_UNSUCCESSFUL;
1837 }
1838
1839 /* Check if we need to update an existing entry */
1840 if (num_result == 1) {
1841 char *tmp;
1842
1843 DEBUG(3,("ldapsam_add_sam_account: User exists without samba attributes: adding them\n"));
1844 ldap_op = LDAP_MOD_REPLACE;
1845 entry = ldap_first_entry (ldap_state->smbldap_state->ldap_struct, result);
1846 tmp = smbldap_get_dn (ldap_state->smbldap_state->ldap_struct, entry);
1847 if (!tmp) {
1848 free_attr_list( attr_list );
1849 ldap_msgfree(result);
1850 return NT_STATUS_UNSUCCESSFUL;
1851 }
1852 slprintf (dn, sizeof (dn) - 1, "%s", tmp);
1853 SAFE_FREE(tmp);
1854
1855 } else if (ldap_state->schema_ver == SCHEMAVER_SAMBASAMACCOUNT) {
1856
1857 /* There might be a SID for this account already - say an idmap entry */
1858
1859 pstr_sprintf(filter, "(&(%s=%s)(|(objectClass=%s)(objectClass=%s)))",
1860 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
1861 sid_to_string(sid_string, sid),
1862 LDAP_OBJ_IDMAP_ENTRY,
1863 LDAP_OBJ_SID_ENTRY);
1864
1865 /* free old result before doing a new search */
1866 if (result != NULL) {
1867 ldap_msgfree(result);
1868 result = NULL;
1869 }
1870 rc = smbldap_search_suffix(ldap_state->smbldap_state,
1871 filter, attr_list, &result);
1872
1873 if ( rc != LDAP_SUCCESS ) {
1874 free_attr_list( attr_list );
1875 return NT_STATUS_UNSUCCESSFUL;
1876 }
1877
1878 num_result = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1879
1880 if (num_result > 1) {
1881 DEBUG (0, ("ldapsam_add_sam_account: More than one user with that uid exists: bailing out!\n"));
1882 free_attr_list( attr_list );
1883 ldap_msgfree(result);
1884 return NT_STATUS_UNSUCCESSFUL;
1885 }
1886
1887 /* Check if we need to update an existing entry */
1888 if (num_result == 1) {
1889 char *tmp;
1890
1891 DEBUG(3,("ldapsam_add_sam_account: User exists without samba attributes: adding them\n"));
1892 ldap_op = LDAP_MOD_REPLACE;
1893 entry = ldap_first_entry (ldap_state->smbldap_state->ldap_struct, result);
1894 tmp = smbldap_get_dn (ldap_state->smbldap_state->ldap_struct, entry);
1895 if (!tmp) {
1896 free_attr_list( attr_list );
1897 ldap_msgfree(result);
1898 return NT_STATUS_UNSUCCESSFUL;
1899 }
1900 slprintf (dn, sizeof (dn) - 1, "%s", tmp);
1901 SAFE_FREE(tmp);
1902 }
1903 }
1904
1905 free_attr_list( attr_list );
1906
1907 if (num_result == 0) {
1908 /* Check if we need to add an entry */
1909 DEBUG(3,("ldapsam_add_sam_account: Adding new user\n"));
1910 ldap_op = LDAP_MOD_ADD;
1911 if (username[strlen(username)-1] == '$') {
1912 slprintf (dn, sizeof (dn) - 1, "uid=%s,%s", username, lp_ldap_machine_suffix ());
1913 } else {
1914 slprintf (dn, sizeof (dn) - 1, "uid=%s,%s", username, lp_ldap_user_suffix ());
1915 }
1916 }
1917
1918 if (!init_ldap_from_sam(ldap_state, entry, &mods, newpwd,
1919 element_is_set_or_changed)) {
1920 DEBUG(0, ("ldapsam_add_sam_account: init_ldap_from_sam failed!\n"));
1921 ldap_msgfree(result);
1922 if (mods != NULL)
1923 ldap_mods_free(mods,True);
1924 return NT_STATUS_UNSUCCESSFUL;
1925 }
1926
1927 ldap_msgfree(result);
1928
1929 if (mods == NULL) {
1930 DEBUG(0,("ldapsam_add_sam_account: mods is empty: nothing to add for user: %s\n",pdb_get_username(newpwd)));
1931 return NT_STATUS_UNSUCCESSFUL;
1932 }
1933 switch ( ldap_state->schema_ver ) {
1934 case SCHEMAVER_SAMBAACCOUNT:
1935 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_SAMBAACCOUNT);
1936 break;
1937 case SCHEMAVER_SAMBASAMACCOUNT:
1938 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_SAMBASAMACCOUNT);
1939 break;
1940 default:
1941 DEBUG(0,("ldapsam_add_sam_account: invalid schema version specified\n"));
1942 break;
1943 }
1944
1945 ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,ldap_op, element_is_set_or_changed);
1946 if (!NT_STATUS_IS_OK(ret)) {
1947 DEBUG(0,("ldapsam_add_sam_account: failed to modify/add user with uid = %s (dn = %s)\n",
1948 pdb_get_username(newpwd),dn));
1949 ldap_mods_free(mods, True);
1950 return ret;
1951 }
1952
1953 DEBUG(2,("ldapsam_add_sam_account: added: uid == %s in the LDAP database\n", pdb_get_username(newpwd)));
1954 ldap_mods_free(mods, True);
1955
1956 return NT_STATUS_OK;
1957 }
1958
1959 /**********************************************************************
1960 *********************************************************************/
1961
1962 static int ldapsam_search_one_group (struct ldapsam_privates *ldap_state,
1963 const char *filter,
1964 LDAPMessage ** result)
1965 {
1966 int scope = LDAP_SCOPE_SUBTREE;
1967 int rc;
1968 char **attr_list;
1969
1970 attr_list = get_attr_list(groupmap_attr_list);
1971 rc = smbldap_search(ldap_state->smbldap_state,
1972 lp_ldap_group_suffix (), scope,
1973 filter, attr_list, 0, result);
1974 free_attr_list( attr_list );
1975
1976 if (rc != LDAP_SUCCESS) {
1977 char *ld_error = NULL;
1978 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1979 &ld_error);
1980 DEBUG(0, ("ldapsam_search_one_group: "
1981 "Problem during the LDAP search: LDAP error: %s (%s)\n",
1982 ld_error?ld_error:"(unknown)", ldap_err2string(rc)));
1983 DEBUGADD(3, ("ldapsam_search_one_group: Query was: %s, %s\n",
1984 lp_ldap_group_suffix(), filter));
1985 SAFE_FREE(ld_error);
1986 }
1987
1988 return rc;
1989 }
1990
1991 /**********************************************************************
1992 *********************************************************************/
1993
1994 static BOOL init_group_from_ldap(struct ldapsam_privates *ldap_state,
1995 GROUP_MAP *map, LDAPMessage *entry)
1996 {
1997 pstring temp;
1998
1999 if (ldap_state == NULL || map == NULL || entry == NULL ||
2000 ldap_state->smbldap_state->ldap_struct == NULL) {
2001 DEBUG(0, ("init_group_from_ldap: NULL parameters found!\n"));
2002 return False;
2003 }
2004
2005 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2006 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER), temp)) {
2007 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
2008 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GIDNUMBER)));
2009 return False;
2010 }
2011 DEBUG(2, ("init_group_from_ldap: Entry found for group: %s\n", temp));
2012
2013 map->gid = (gid_t)atol(temp);
2014
2015 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2016 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_SID), temp)) {
2017 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
2018 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_SID)));
2019 return False;
2020 }
2021
2022 if (!string_to_sid(&map->sid, temp)) {
2023 DEBUG(1, ("SID string [%s] could not be read as a valid SID\n", temp));
2024 return False;
2025 }
2026
2027 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2028 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_TYPE), temp)) {
2029 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
2030 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_TYPE)));
2031 return False;
2032 }
2033 map->sid_name_use = (enum SID_NAME_USE)atol(temp);
2034
2035 if ((map->sid_name_use < SID_NAME_USER) ||
2036 (map->sid_name_use > SID_NAME_UNKNOWN)) {
2037 DEBUG(0, ("init_group_from_ldap: Unknown Group type: %d\n", map->sid_name_use));
2038 return False;
2039 }
2040
2041 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2042 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), temp)) {
2043 temp[0] = '\0';
2044 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2045 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_CN), temp))
2046 {
2047 DEBUG(0, ("init_group_from_ldap: Attributes cn not found either \
2048 for gidNumber(%lu)\n",(unsigned long)map->gid));
2049 return False;
2050 }
2051 }
2052 fstrcpy(map->nt_name, temp);
2053
2054 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2055 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DESC), temp)) {
2056 temp[0] = '\0';
2057 }
2058 fstrcpy(map->comment, temp);
2059
2060 return True;
2061 }
2062
2063 /**********************************************************************
2064 *********************************************************************/
2065
2066 static BOOL init_ldap_from_group(LDAP *ldap_struct,
2067 LDAPMessage *existing,
2068 LDAPMod ***mods,
2069 const GROUP_MAP *map)
2070 {
2071 pstring tmp;
2072
2073 if (mods == NULL || map == NULL) {
2074 DEBUG(0, ("init_ldap_from_group: NULL parameters found!\n"));
2075 return False;
2076 }
2077
2078 *mods = NULL;
2079
2080 sid_to_string(tmp, &map->sid);
2081
2082 smbldap_make_mod(ldap_struct, existing, mods,
2083 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GROUP_SID), tmp);
2084 pstr_sprintf(tmp, "%i", map->sid_name_use);
2085 smbldap_make_mod(ldap_struct, existing, mods,
2086 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GROUP_TYPE), tmp);
2087
2088 smbldap_make_mod(ldap_struct, existing, mods,
2089 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), map->nt_name);
2090 smbldap_make_mod(ldap_struct, existing, mods,
2091 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DESC), map->comment);
2092
2093 return True;
2094 }
2095
2096 /**********************************************************************
2097 *********************************************************************/
2098
2099 static NTSTATUS ldapsam_getgroup(struct pdb_methods *methods,
2100 const char *filter,
2101 GROUP_MAP *map)
2102 {
2103 struct ldapsam_privates *ldap_state =
2104 (struct ldapsam_privates *)methods->private_data;
2105 LDAPMessage *result = NULL;
2106 LDAPMessage *entry = NULL;
2107 int count;
2108
2109 if (ldapsam_search_one_group(ldap_state, filter, &result)
2110 != LDAP_SUCCESS) {
2111 return NT_STATUS_NO_SUCH_GROUP;
2112 }
2113
2114 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
2115
2116 if (count < 1) {
2117 DEBUG(4, ("ldapsam_getgroup: Did not find group\n"));
2118 ldap_msgfree(result);
2119 return NT_STATUS_NO_SUCH_GROUP;
2120 }
2121
2122 if (count > 1) {
2123 DEBUG(1, ("ldapsam_getgroup: Duplicate entries for filter %s: count=%d\n",
2124 filter, count));
2125 ldap_msgfree(result);
2126 return NT_STATUS_NO_SUCH_GROUP;
2127 }
2128
2129 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
2130
2131 if (!entry) {
2132 ldap_msgfree(result);
2133 return NT_STATUS_UNSUCCESSFUL;
2134 }
2135
2136 if (!init_group_from_ldap(ldap_state, map, entry)) {
2137 DEBUG(1, ("ldapsam_getgroup: init_group_from_ldap failed for group filter %s\n",
2138 filter));
2139 ldap_msgfree(result);
2140 return NT_STATUS_NO_SUCH_GROUP;
2141 }
2142
2143 ldap_msgfree(result);
2144 return NT_STATUS_OK;
2145 }
2146
2147 /**********************************************************************
2148 *********************************************************************/
2149
2150 static NTSTATUS ldapsam_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
2151 DOM_SID sid)
2152 {
2153 pstring filter;
2154
2155 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%s))",
2156 LDAP_OBJ_GROUPMAP,
2157 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GROUP_SID),
2158 sid_string_static(&sid));
2159
2160 return ldapsam_getgroup(methods, filter, map);
2161 }
2162
2163 /**********************************************************************
2164 *********************************************************************/
2165
2166 static NTSTATUS ldapsam_getgrgid(struct pdb_methods *methods, GROUP_MAP *map,
2167 gid_t gid)
2168 {
2169 pstring filter;
2170
2171 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%lu))",
2172 LDAP_OBJ_GROUPMAP,
2173 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER),
2174 (unsigned long)gid);
2175
2176 return ldapsam_getgroup(methods, filter, map);
2177 }
2178
2179 /**********************************************************************
2180 *********************************************************************/
2181
2182 static NTSTATUS ldapsam_getgrnam(struct pdb_methods *methods, GROUP_MAP *map,
2183 const char *name)
2184 {
2185 pstring filter;
2186 char *escape_name = escape_ldap_string_alloc(name);
2187
2188 if (!escape_name) {
2189 return NT_STATUS_NO_MEMORY;
2190 }
2191
2192 pstr_sprintf(filter, "(&(objectClass=%s)(|(%s=%s)(%s=%s)))",
2193 LDAP_OBJ_GROUPMAP,
2194 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), escape_name,
2195 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_CN), escape_name);
2196
2197 SAFE_FREE(escape_name);
2198
2199 return ldapsam_getgroup(methods, filter, map);
2200 }
2201
2202 static NTSTATUS ldapsam_enum_group_memberships(struct pdb_methods *methods,
2203 const char *username,
2204 gid_t primary_gid,
2205 DOM_SID **sids, gid_t **gids,
2206 int *num_groups)
2207 {
2208 struct ldapsam_privates *ldap_state =
2209 (struct ldapsam_privates *)methods->private_data;
2210 struct smbldap_state *conn = ldap_state->smbldap_state;
2211 pstring filter;
2212 char *attrs[] = { "gidNumber", "sambaSID", NULL };
2213 char *escape_name;
2214 int rc;
2215 LDAPMessage *msg = NULL;
2216 LDAPMessage *entry;
2217 NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
2218 int num_sids, num_gids;
2219 extern DOM_SID global_sid_NULL;
2220
2221 if (!lp_parm_bool(-1, "ldapsam", "trusted", False))
2222 return pdb_default_enum_group_memberships(methods, username,
2223 primary_gid, sids,
2224 gids, num_groups);
2225
2226 *sids = NULL;
2227 num_sids = 0;
2228
2229 escape_name = escape_ldap_string_alloc(username);
2230
2231 if (escape_name == NULL)
2232 return NT_STATUS_NO_MEMORY;
2233
2234 pstr_sprintf(filter, "(&(objectClass=posixGroup)"
2235 "(|(memberUid=%s)(gidNumber=%d)))",
2236 username, primary_gid);
2237
2238 rc = smbldap_search(conn, lp_ldap_group_suffix(),
2239 LDAP_SCOPE_SUBTREE, filter, attrs, 0, &msg);
2240
2241 if (rc != LDAP_SUCCESS)
2242 goto done;
2243
2244 num_gids = 0;
2245 *gids = NULL;
2246
2247 num_sids = 0;
2248 *sids = NULL;
2249
2250 /* We need to add the primary group as the first gid/sid */
2251
2252 add_gid_to_array_unique(primary_gid, gids, &num_gids);
2253
2254 /* This sid will be replaced later */
2255
2256 add_sid_to_array_unique(&global_sid_NULL, sids, &num_sids);
2257
2258 for (entry = ldap_first_entry(conn->ldap_struct, msg);
2259 entry != NULL;
2260 entry = ldap_next_entry(conn->ldap_struct, entry))
2261 {
2262 fstring str;
2263 DOM_SID sid;
2264 gid_t gid;
2265 char *end;
2266
2267 if (!smbldap_get_single_attribute(conn->ldap_struct,
2268 entry, "sambaSID",
2269 str, sizeof(str)-1))
2270 goto done;
2271
2272 if (!string_to_sid(&sid, str))
2273 goto done;
2274
2275 if (!smbldap_get_single_attribute(conn->ldap_struct,
2276 entry, "gidNumber",
2277 str, sizeof(str)-1))
2278 goto done;
2279
2280 gid = strtoul(str, &end, 10);
2281
2282 if (PTR_DIFF(end, str) != strlen(str))
2283 goto done;
2284
2285 if (gid == primary_gid) {
2286 sid_copy(&(*sids)[0], &sid);
2287 } else {
2288 add_gid_to_array_unique(gid, gids, &num_gids);
2289 add_sid_to_array_unique(&sid, sids, &num_sids);
2290 }
2291 }
2292
2293 if (sid_compare(&global_sid_NULL, &(*sids)[0]) == 0) {
2294 DEBUG(3, ("primary group not found\n"));
2295 goto done;
2296 }
2297
2298 *num_groups = num_sids;
2299
2300 result = NT_STATUS_OK;
2301
2302 done:
2303
2304 SAFE_FREE(escape_name);
2305 if (msg != NULL)
2306 ldap_msgfree(msg);
2307
2308 return result;
2309 }
2310
2311 /**********************************************************************
2312 *********************************************************************/
2313
2314 static int ldapsam_search_one_group_by_gid(struct ldapsam_privates *ldap_state,
2315 gid_t gid,
2316 LDAPMessage **result)
2317 {
2318 pstring filter;
2319
2320 pstr_sprintf(filter, "(&(|(objectClass=%s)(objectclass=%s))(%s=%lu))",
2321 LDAP_OBJ_POSIXGROUP, LDAP_OBJ_IDMAP_ENTRY,
2322 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER),
2323 (unsigned long)gid);
2324
2325 return ldapsam_search_one_group(ldap_state, filter, result);
2326 }
2327
2328 /**********************************************************************
2329 *********************************************************************/
2330
2331 static NTSTATUS ldapsam_add_group_mapping_entry(struct pdb_methods *methods,
2332 GROUP_MAP *map)
2333 {
2334 struct ldapsam_privates *ldap_state =
2335 (struct ldapsam_privates *)methods->private_data;
2336 LDAPMessage *result = NULL;
2337 LDAPMod **mods = NULL;
2338 int count;
2339
2340 char *tmp;
2341 pstring dn;
2342 LDAPMessage *entry;
2343
2344 GROUP_MAP dummy;
2345
2346 int rc;
2347
2348 if (NT_STATUS_IS_OK(ldapsam_getgrgid(methods, &dummy,
2349 map->gid))) {
2350 DEBUG(0, ("ldapsam_add_group_mapping_entry: Group %ld already exists in LDAP\n", (unsigned long)map->gid));
2351 return NT_STATUS_UNSUCCESSFUL;
2352 }
2353
2354 rc = ldapsam_search_one_group_by_gid(ldap_state, map->gid, &result);
2355 if (rc != LDAP_SUCCESS) {
2356 ldap_msgfree(result);
2357 return NT_STATUS_UNSUCCESSFUL;
2358 }
2359
2360 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
2361
2362 if ( count == 0 ) {
2363 /* There's no posixGroup account, let's try to find an
2364 * appropriate idmap entry for aliases */
2365
2366 pstring suffix;
2367 pstring filter;
2368 char **attr_list;
2369
2370 ldap_msgfree(result);
2371
2372 pstrcpy( suffix, lp_ldap_idmap_suffix() );
2373 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%u))",
2374 LDAP_OBJ_IDMAP_ENTRY, LDAP_ATTRIBUTE_GIDNUMBER,
2375 map->gid);
2376
2377 attr_list = get_attr_list( sidmap_attr_list );
2378 rc = smbldap_search(ldap_state->smbldap_state, suffix,
2379 LDAP_SCOPE_SUBTREE, filter, attr_list,
2380 0, &result);
2381
2382 free_attr_list(attr_list);
2383
2384 if (rc != LDAP_SUCCESS) {
2385 DEBUG(3,("Failure looking up entry (%s)\n",
2386 ldap_err2string(rc) ));
2387 ldap_msgfree(result);
2388 return NT_STATUS_UNSUCCESSFUL;
2389 }
2390 }
2391
2392 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
2393 if ( count == 0 ) {
2394 ldap_msgfree(result);
2395 return NT_STATUS_UNSUCCESSFUL;
2396 }
2397
2398 if (count > 1) {
2399 DEBUG(2, ("ldapsam_add_group_mapping_entry: Group %lu must exist exactly once in LDAP\n",
2400 (unsigned long)map->gid));
2401 ldap_msgfree(result);
2402 return NT_STATUS_UNSUCCESSFUL;
2403 }
2404
2405 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
2406 tmp = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
2407 if (!tmp) {
2408 ldap_msgfree(result);
2409 return NT_STATUS_UNSUCCESSFUL;
2410 }
2411 pstrcpy(dn, tmp);
2412 SAFE_FREE(tmp);
2413
2414 if (!init_ldap_from_group(ldap_state->smbldap_state->ldap_struct,
2415 result, &mods, map)) {
2416 DEBUG(0, ("ldapsam_add_group_mapping_entry: init_ldap_from_group failed!\n"));
2417 ldap_mods_free(mods, True);
2418 ldap_msgfree(result);
2419 return NT_STATUS_UNSUCCESSFUL;
2420 }
2421
2422 ldap_msgfree(result);
2423
2424 if (mods == NULL) {
2425 DEBUG(0, ("ldapsam_add_group_mapping_entry: mods is empty\n"));
2426 return NT_STATUS_UNSUCCESSFUL;
2427 }
2428
2429 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_GROUPMAP );
2430
2431 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
2432 ldap_mods_free(mods, True);
2433
2434 if (rc != LDAP_SUCCESS) {
2435 char *ld_error = NULL;
2436 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
2437 &ld_error);
2438 DEBUG(0, ("ldapsam_add_group_mapping_entry: failed to add group %lu error: %s (%s)\n", (unsigned long)map->gid,
2439 ld_error ? ld_error : "(unknown)", ldap_err2string(rc)));
2440 SAFE_FREE(ld_error);
2441 return NT_STATUS_UNSUCCESSFUL;
2442 }
2443
2444 DEBUG(2, ("ldapsam_add_group_mapping_entry: successfully modified group %lu in LDAP\n", (unsigned long)map->gid));
2445 return NT_STATUS_OK;
2446 }
2447
2448 /**********************************************************************
2449 *********************************************************************/
2450
2451 static NTSTATUS ldapsam_update_group_mapping_entry(struct pdb_methods *methods,
2452 GROUP_MAP *map)
2453 {
2454 struct ldapsam_privates *ldap_state =
2455 (struct ldapsam_privates *)methods->private_data;
2456 int rc;
2457 char *dn = NULL;
2458 LDAPMessage *result = NULL;
2459 LDAPMessage *entry = NULL;
2460 LDAPMod **mods = NULL;
2461
2462 rc = ldapsam_search_one_group_by_gid(ldap_state, map->gid, &result);
2463
2464 if (rc != LDAP_SUCCESS) {
2465 return NT_STATUS_UNSUCCESSFUL;
2466 }
2467
2468 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) == 0) {
2469 DEBUG(0, ("ldapsam_update_group_mapping_entry: No group to modify!\n"));
2470 ldap_msgfree(result);
2471 return NT_STATUS_UNSUCCESSFUL;
2472 }
2473
2474 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
2475
2476 if (!init_ldap_from_group(ldap_state->smbldap_state->ldap_struct,
2477 result, &mods, map)) {
2478 DEBUG(0, ("ldapsam_update_group_mapping_entry: init_ldap_from_group failed\n"));
2479 ldap_msgfree(result);
2480 if (mods != NULL)
2481 ldap_mods_free(mods,True);
2482 return NT_STATUS_UNSUCCESSFUL;
2483 }
2484
2485 if (mods == NULL) {
2486 DEBUG(4, ("ldapsam_update_group_mapping_entry: mods is empty: nothing to do\n"));
2487 ldap_msgfree(result);
2488 return NT_STATUS_OK;
2489 }
2490
2491 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
2492 if (!dn) {
2493 ldap_msgfree(result);
2494 return NT_STATUS_UNSUCCESSFUL;
2495 }
2496 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
2497 SAFE_FREE(dn);
2498
2499 ldap_mods_free(mods, True);
2500 ldap_msgfree(result);
2501
2502 if (rc != LDAP_SUCCESS) {
2503 char *ld_error = NULL;
2504 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
2505 &ld_error);
2506 DEBUG(0, ("ldapsam_update_group_mapping_entry: failed to modify group %lu error: %s (%s)\n", (unsigned long)map->gid,
2507 ld_error ? ld_error : "(unknown)", ldap_err2string(rc)));
2508 SAFE_FREE(ld_error);
2509 return NT_STATUS_UNSUCCESSFUL;
2510 }
2511
2512 DEBUG(2, ("ldapsam_update_group_mapping_entry: successfully modified group %lu in LDAP\n", (unsigned long)map->gid));
2513 return NT_STATUS_OK;
2514 }
2515
2516 /**********************************************************************
2517 *********************************************************************/
2518
2519 static NTSTATUS ldapsam_delete_group_mapping_entry(struct pdb_methods *methods,
2520 DOM_SID sid)
2521 {
2522 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)methods->private_data;
2523 pstring sidstring, filter;
2524 LDAPMessage *result = NULL;
2525 int rc;
2526 NTSTATUS ret;
2527 char **attr_list;
2528
2529 sid_to_string(sidstring, &sid);
2530
2531 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%s))",
2532 LDAP_OBJ_GROUPMAP, LDAP_ATTRIBUTE_SID, sidstring);
2533
2534 rc = ldapsam_search_one_group(ldap_state, filter, &result);
2535
2536 if (rc != LDAP_SUCCESS) {
2537 return NT_STATUS_NO_SUCH_GROUP;
2538 }
2539
2540 attr_list = get_attr_list( groupmap_attr_list_to_delete );
2541 ret = ldapsam_delete_entry(ldap_state, result, LDAP_OBJ_GROUPMAP, attr_list);
2542 free_attr_list ( attr_list );
2543
2544 ldap_msgfree(result);
2545
2546 return ret;
2547 }
2548
2549 /**********************************************************************
2550 *********************************************************************/
2551
2552 static NTSTATUS ldapsam_setsamgrent(struct pdb_methods *my_methods, BOOL update)
2553 {
2554 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
2555 fstring filter;
2556 int rc;
2557 char **attr_list;
2558
2559 pstr_sprintf( filter, "(objectclass=%s)", LDAP_OBJ_GROUPMAP);
2560 attr_list = get_attr_list( groupmap_attr_list );
2561 rc = smbldap_search(ldap_state->smbldap_state, lp_ldap_group_suffix(),
2562 LDAP_SCOPE_SUBTREE, filter,
2563 attr_list, 0, &ldap_state->result);
2564 free_attr_list( attr_list );
2565
2566 if (rc != LDAP_SUCCESS) {
2567 DEBUG(0, ("ldapsam_setsamgrent: LDAP search failed: %s\n", ldap_err2string(rc)));
2568 DEBUG(3, ("ldapsam_setsamgrent: Query was: %s, %s\n", lp_ldap_group_suffix(), filter));
2569 ldap_msgfree(ldap_state->result);
2570 ldap_state->result = NULL;
2571 return NT_STATUS_UNSUCCESSFUL;
2572 }
2573
2574 DEBUG(2, ("ldapsam_setsamgrent: %d entries in the base!\n",
2575 ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
2576 ldap_state->result)));
2577
2578 ldap_state->entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, ldap_state->result);
2579 ldap_state->index = 0;
2580
2581 return NT_STATUS_OK;
2582 }
2583
2584 /**********************************************************************
2585 *********************************************************************/
2586
2587 static void ldapsam_endsamgrent(struct pdb_methods *my_methods)
2588 {
2589 ldapsam_endsampwent(my_methods);
2590 }
2591
2592 /**********************************************************************
2593 *********************************************************************/
2594
2595 static NTSTATUS ldapsam_getsamgrent(struct pdb_methods *my_methods,
2596 GROUP_MAP *map)
2597 {
2598 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
2599 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
2600 BOOL bret = False;
2601
2602 while (!bret) {
2603 if (!ldap_state->entry)
2604 return ret;
2605
2606 ldap_state->index++;
2607 bret = init_group_from_ldap(ldap_state, map, ldap_state->entry);
2608
2609 ldap_state->entry = ldap_next_entry(ldap_state->smbldap_state->ldap_struct,
2610 ldap_state->entry);
2611 }
2612
2613 return NT_STATUS_OK;
2614 }
2615
2616 /**********************************************************************
2617 *********************************************************************/
2618
2619 static NTSTATUS ldapsam_enum_group_mapping(struct pdb_methods *methods,
2620 enum SID_NAME_USE sid_name_use,
2621 GROUP_MAP **rmap, int *num_entries,
2622 BOOL unix_only)
2623 {
2624 GROUP_MAP map;
2625 GROUP_MAP *mapt;
2626 int entries = 0;
2627
2628 *num_entries = 0;
2629 *rmap = NULL;
2630
2631 if (!NT_STATUS_IS_OK(ldapsam_setsamgrent(methods, False))) {
2632 DEBUG(0, ("ldapsam_enum_group_mapping: Unable to open passdb\n"));
2633 return NT_STATUS_ACCESS_DENIED;
2634 }
2635
2636 while (NT_STATUS_IS_OK(ldapsam_getsamgrent(methods, &map))) {
2637 if (sid_name_use != SID_NAME_UNKNOWN &&
2638 sid_name_use != map.sid_name_use) {
2639 DEBUG(11,("ldapsam_enum_group_mapping: group %s is not of the requested type\n", map.nt_name));
2640 continue;
2641 }
2642 if (unix_only==ENUM_ONLY_MAPPED && map.gid==-1) {
2643 DEBUG(11,("ldapsam_enum_group_mapping: group %s is non mapped\n", map.nt_name));
2644 continue;
2645 }
2646
2647 mapt=SMB_REALLOC_ARRAY((*rmap), GROUP_MAP, entries+1);
2648 if (!mapt) {
2649 DEBUG(0,("ldapsam_enum_group_mapping: Unable to enlarge group map!\n"));
2650 SAFE_FREE(*rmap);
2651 return NT_STATUS_UNSUCCESSFUL;
2652 }
2653 else
2654 (*rmap) = mapt;
2655
2656 mapt[entries] = map;
2657
2658 entries += 1;
2659
2660 }
2661 ldapsam_endsamgrent(methods);
2662
2663 *num_entries = entries;
2664
2665 return NT_STATUS_OK;
2666 }
2667
2668 static NTSTATUS ldapsam_modify_aliasmem(struct pdb_methods *methods,
2669 const DOM_SID *alias,
2670 const DOM_SID *member,
2671 int modop)
2672 {
2673 struct ldapsam_privates *ldap_state =
2674 (struct ldapsam_privates *)methods->private_data;
2675 char *dn;
2676 LDAPMessage *result = NULL;
2677 LDAPMessage *entry = NULL;
2678 int count;
2679 LDAPMod **mods = NULL;
2680 int rc;
2681
2682 pstring filter;
2683
2684 pstr_sprintf(filter, "(&(|(objectClass=%s)(objectclass=%s))(%s=%s))",
2685 LDAP_OBJ_GROUPMAP, LDAP_OBJ_IDMAP_ENTRY,
2686 get_attr_key2string(groupmap_attr_list,
2687 LDAP_ATTR_GROUP_SID),
2688 sid_string_static(alias));
2689
2690 if (ldapsam_search_one_group(ldap_state, filter,
2691 &result) != LDAP_SUCCESS)
2692 return NT_STATUS_NO_SUCH_ALIAS;
2693
2694 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
2695 result);
2696
2697 if (count < 1) {
2698 DEBUG(4, ("ldapsam_modify_aliasmem: Did not find alias\n"));
2699 ldap_msgfree(result);
2700 return NT_STATUS_NO_SUCH_ALIAS;
2701 }
2702
2703 if (count > 1) {
2704 DEBUG(1, ("ldapsam_modify_aliasmem: Duplicate entries for filter %s: "
2705 "count=%d\n", filter, count));
2706 ldap_msgfree(result);
2707 return NT_STATUS_NO_SUCH_ALIAS;
2708 }
2709
2710 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct,
2711 result);
2712
2713 if (!entry) {
2714 ldap_msgfree(result);
2715 return NT_STATUS_UNSUCCESSFUL;
2716 }
2717
2718 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
2719 if (!dn) {
2720 ldap_msgfree(result);
2721 return NT_STATUS_UNSUCCESSFUL;
2722 }
2723
2724 smbldap_set_mod(&mods, modop,
2725 get_attr_key2string(groupmap_attr_list,
2726 LDAP_ATTR_SID_LIST),
2727 sid_string_static(member));
2728
2729 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
2730
2731 ldap_mods_free(mods, True);
2732 ldap_msgfree(result);
2733
2734 if (rc != LDAP_SUCCESS) {
2735 char *ld_error = NULL;
2736 ldap_get_option(ldap_state->smbldap_state->ldap_struct,
2737 LDAP_OPT_ERROR_STRING,&ld_error);
2738
2739 DEBUG(0, ("ldapsam_modify_aliasmem: Could not modify alias "
2740 "for %s, error: %s (%s)\n", dn, ldap_err2string(rc),
2741 ld_error?ld_error:"unknown"));
2742 SAFE_FREE(ld_error);
2743 SAFE_FREE(dn);
2744 return NT_STATUS_UNSUCCESSFUL;
2745 }
2746
2747 SAFE_FREE(dn);
2748
2749 return NT_STATUS_OK;
2750 }
2751
2752 static NTSTATUS ldapsam_add_aliasmem(struct pdb_methods *methods,
2753 const DOM_SID *alias,
2754 const DOM_SID *member)
2755 {
2756 return ldapsam_modify_aliasmem(methods, alias, member, LDAP_MOD_ADD);
2757 }
2758
2759 static NTSTATUS ldapsam_del_aliasmem(struct pdb_methods *methods,
2760 const DOM_SID *alias,
2761 const DOM_SID *member)
2762 {
2763 return ldapsam_modify_aliasmem(methods, alias, member,
2764 LDAP_MOD_DELETE);
2765 }
2766
2767 static NTSTATUS ldapsam_enum_aliasmem(struct pdb_methods *methods,
2768 const DOM_SID *alias, DOM_SID **members,
2769 int *num_members)
2770 {
2771 struct ldapsam_privates *ldap_state =
2772 (struct ldapsam_privates *)methods->private_data;
2773 LDAPMessage *result = NULL;
2774 LDAPMessage *entry = NULL;
2775 int count;
2776 char **values;
2777 int i;
2778 pstring filter;
2779
2780 *members = NULL;
2781 *num_members = 0;
2782
2783 pstr_sprintf(filter, "(&(|(objectClass=%s)(objectclass=%s))(%s=%s))",
2784 LDAP_OBJ_GROUPMAP, LDAP_OBJ_IDMAP_ENTRY,
2785 get_attr_key2string(groupmap_attr_list,
2786 LDAP_ATTR_GROUP_SID),
2787 sid_string_static(alias));
2788
2789 if (ldapsam_search_one_group(ldap_state, filter,
2790 &result) != LDAP_SUCCESS)
2791 return NT_STATUS_NO_SUCH_ALIAS;
2792
2793 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
2794 result);
2795
2796 if (count < 1) {
2797 DEBUG(4, ("ldapsam_enum_aliasmem: Did not find alias\n"));
2798 ldap_msgfree(result);
2799 return NT_STATUS_NO_SUCH_ALIAS;
2800 }
2801
2802 if (count > 1) {
2803 DEBUG(1, ("ldapsam_enum_aliasmem: Duplicate entries for filter %s: "
2804 "count=%d\n", filter, count));
2805 ldap_msgfree(result);
2806 return NT_STATUS_NO_SUCH_ALIAS;
2807 }
2808
2809 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct,
2810 result);
2811
2812 if (!entry) {
2813 ldap_msgfree(result);
2814 return NT_STATUS_UNSUCCESSFUL;
2815 }
2816
2817 values = ldap_get_values(ldap_state->smbldap_state->ldap_struct,
2818 entry,
2819 get_attr_key2string(groupmap_attr_list,
2820 LDAP_ATTR_SID_LIST));
2821
2822 if (values == NULL) {
2823 ldap_msgfree(result);
2824 return NT_STATUS_OK;
2825 }
2826
2827 count = ldap_count_values(values);
2828
2829 for (i=0; i<count; i++) {
2830 DOM_SID member;
2831
2832 if (!string_to_sid(&member, values[i]))
2833 continue;
2834
2835 add_sid_to_array(&member, members, num_members);
2836 }
2837
2838 ldap_value_free(values);
2839 ldap_msgfree(result);
2840
2841 return NT_STATUS_OK;
2842 }
2843
2844 static NTSTATUS ldapsam_alias_memberships(struct pdb_methods *methods,
2845 const DOM_SID *members,
2846 int num_members,
2847 DOM_SID **aliases, int *num_aliases)
2848 {
2849 struct ldapsam_privates *ldap_state =
2850 (struct ldapsam_privates *)methods->private_data;
2851 LDAP *ldap_struct;
2852
2853 char *attrs[] = { LDAP_ATTRIBUTE_SID, NULL };
2854
2855 LDAPMessage *result = NULL;
2856 LDAPMessage *entry = NULL;
2857 int i;
2858 int rc;
2859 char *filter;
2860 TALLOC_CTX *mem_ctx;
2861
2862 mem_ctx = talloc_init("ldapsam_alias_memberships");
2863
2864 if (mem_ctx == NULL)
2865 return NT_STATUS_NO_MEMORY;
2866
2867 /* This query could be further optimized by adding a
2868 (&(sambaSID=<domain-sid>*)) so that only those aliases that are
2869 asked for in the getuseraliases are returned. */
2870
2871 filter = talloc_asprintf(mem_ctx,
2872 "(&(|(objectclass=%s)(objectclass=%s))(|",
2873 LDAP_OBJ_GROUPMAP, LDAP_OBJ_IDMAP_ENTRY);
2874
2875 for (i=0; i<num_members; i++)
2876 filter = talloc_asprintf(mem_ctx, "%s(sambaSIDList=%s)",
2877 filter,
2878 sid_string_static(&members[i]));
2879
2880 filter = talloc_asprintf(mem_ctx, "%s))", filter);
2881
2882 rc = smbldap_search(ldap_state->smbldap_state, lp_ldap_group_suffix(),
2883 LDAP_SCOPE_SUBTREE, filter, attrs, 0, &result);
2884
2885 talloc_destroy(mem_ctx);
2886
2887 if (rc != LDAP_SUCCESS)
2888 return NT_STATUS_UNSUCCESSFUL;
2889
2890 *aliases = NULL;
2891 *num_aliases = 0;
2892
2893 ldap_struct = ldap_state->smbldap_state->ldap_struct;
2894
2895 for (entry = ldap_first_entry(ldap_struct, result);
2896 entry != NULL;
2897 entry = ldap_next_entry(ldap_struct, entry))
2898 {
2899 fstring sid_str;
2900 DOM_SID sid;
2901
2902 if (!smbldap_get_single_attribute(ldap_struct, entry,
2903 LDAP_ATTRIBUTE_SID,
2904 sid_str,
2905 sizeof(sid_str)-1))
2906 continue;
2907
2908 if (!string_to_sid(&sid, sid_str))
2909 continue;
2910
2911 add_sid_to_array_unique(&sid, aliases, num_aliases);
2912 }
2913
2914 ldap_msgfree(result);
2915 return NT_STATUS_OK;
2916 }
2917
2918 /**********************************************************************
2919 Housekeeping
2920 *********************************************************************/
2921
2922 static void free_private_data(void **vp)
2923 {
2924 struct ldapsam_privates **ldap_state = (struct ldapsam_privates **)vp;
2925
2926 smbldap_free_struct(&(*ldap_state)->smbldap_state);
2927
2928 if ((*ldap_state)->result != NULL) {
2929 ldap_msgfree((*ldap_state)->result);
2930 (*ldap_state)->result = NULL;
2931 }
2932
2933 *ldap_state = NULL;
2934
2935 /* No need to free any further, as it is talloc()ed */
2936 }
2937
2938 /**********************************************************************
2939 Intitalise the parts of the pdb_context that are common to all pdb_ldap modes
2940 *********************************************************************/
2941
2942 static NTSTATUS pdb_init_ldapsam_common(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method,
2943 const char *location)
2944 {
2945 NTSTATUS nt_status;
2946 struct ldapsam_privates *ldap_state;
2947
2948 if (!NT_STATUS_IS_OK(nt_status = make_pdb_methods(pdb_context->mem_ctx, pdb_method))) {
2949 return nt_status;
2950 }
2951
2952 (*pdb_method)->name = "ldapsam";
2953
2954 (*pdb_method)->setsampwent = ldapsam_setsampwent;
2955 (*pdb_method)->endsampwent = ldapsam_endsampwent;
2956 (*pdb_method)->getsampwent = ldapsam_getsampwent;
2957 (*pdb_method)->getsampwnam = ldapsam_getsampwnam;
2958 (*pdb_method)->getsampwsid = ldapsam_getsampwsid;
2959 (*pdb_method)->add_sam_account = ldapsam_add_sam_account;
2960 (*pdb_method)->update_sam_account = ldapsam_update_sam_account;
2961 (*pdb_method)->delete_sam_account = ldapsam_delete_sam_account;
2962
2963 (*pdb_method)->getgrsid = ldapsam_getgrsid;
2964 (*pdb_method)->getgrgid = ldapsam_getgrgid;
2965 (*pdb_method)->getgrnam = ldapsam_getgrnam;
2966 (*pdb_method)->add_group_mapping_entry = ldapsam_add_group_mapping_entry;
2967 (*pdb_method)->update_group_mapping_entry = ldapsam_update_group_mapping_entry;
2968 (*pdb_method)->delete_group_mapping_entry = ldapsam_delete_group_mapping_entry;
2969 (*pdb_method)->enum_group_mapping = ldapsam_enum_group_mapping;
2970 (*pdb_method)->enum_group_memberships = ldapsam_enum_group_memberships;
2971
2972 /* TODO: Setup private data and free */
2973
2974 ldap_state = TALLOC_ZERO_P(pdb_context->mem_ctx, struct ldapsam_privates);
2975 if (!ldap_state) {
2976 DEBUG(0, ("pdb_init_ldapsam_common: talloc() failed for ldapsam private_data!\n"));
2977 return NT_STATUS_NO_MEMORY;
2978 }
2979
2980 if (!NT_STATUS_IS_OK(nt_status =
2981 smbldap_init(pdb_context->mem_ctx, location,
2982 &ldap_state->smbldap_state)));
2983
2984 ldap_state->domain_name = talloc_strdup(pdb_context->mem_ctx, get_global_sam_name());
2985 if (!ldap_state->domain_name) {
2986 return NT_STATUS_NO_MEMORY;
2987 }
2988
2989 (*pdb_method)->private_data = ldap_state;
2990
2991 (*pdb_method)->free_private_data = free_private_data;
2992
2993 return NT_STATUS_OK;
2994 }
2995
2996 /**********************************************************************
2997 Initialise the 'compat' mode for pdb_ldap
2998 *********************************************************************/
2999
3000 static NTSTATUS pdb_init_ldapsam_compat(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
3001 {
3002 NTSTATUS nt_status;
3003 struct ldapsam_privates *ldap_state;
3004
3005 #ifdef WITH_LDAP_SAMCONFIG
3006 if (!location) {
3007 int ldap_port = lp_ldap_port();
3008
3009 /* remap default port if not using SSL (ie clear or TLS) */
3010 if ( (lp_ldap_ssl() != LDAP_SSL_ON) && (ldap_port == 636) ) {
3011 ldap_port = 389;
3012 }
3013
3014 location = talloc_asprintf(pdb_context->mem_ctx, "%s://%s:%d", lp_ldap_ssl() == LDAP_SSL_ON ? "ldaps" : "ldap", lp_ldap_server(), ldap_port);
3015 if (!location) {
3016 return NT_STATUS_NO_MEMORY;
3017 }
3018 }
3019 #endif
3020
3021 if (!NT_STATUS_IS_OK(nt_status = pdb_init_ldapsam_common(pdb_context, pdb_method, location))) {
3022 return nt_status;
3023 }
3024
3025 (*pdb_method)->name = "ldapsam_compat";
3026
3027 ldap_state = (*pdb_method)->private_data;
3028 ldap_state->schema_ver = SCHEMAVER_SAMBAACCOUNT;
3029
3030 sid_copy(&ldap_state->domain_sid, get_global_sam_sid());
3031
3032 return NT_STATUS_OK;
3033 }
3034
3035 /**********************************************************************
3036 Initialise the normal mode for pdb_ldap
3037 *********************************************************************/
3038
3039 static NTSTATUS pdb_init_ldapsam(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
3040 {
3041 NTSTATUS nt_status;
3042 struct ldapsam_privates *ldap_state;
3043 uint32 alg_rid_base;
3044 pstring alg_rid_base_string;
3045 LDAPMessage *result = NULL;
3046 LDAPMessage *entry = NULL;
3047 DOM_SID ldap_domain_sid;
3048 DOM_SID secrets_domain_sid;
3049 pstring domain_sid_string;
3050
3051 if (!NT_STATUS_IS_OK(nt_status = pdb_init_ldapsam_common(pdb_context, pdb_method, location))) {
3052 return nt_status;
3053 }
3054
3055 (*pdb_method)->name = "ldapsam";
3056
3057 (*pdb_method)->add_aliasmem = ldapsam_add_aliasmem;
3058 (*pdb_method)->del_aliasmem = ldapsam_del_aliasmem;
3059 (*pdb_method)->enum_aliasmem = ldapsam_enum_aliasmem;
3060 (*pdb_method)->enum_alias_memberships = ldapsam_alias_memberships;
3061
3062 ldap_state = (*pdb_method)->private_data;
3063 ldap_state->schema_ver = SCHEMAVER_SAMBASAMACCOUNT;
3064
3065 /* Try to setup the Domain Name, Domain SID, algorithmic rid base */
3066
3067 nt_status = smbldap_search_domain_info(ldap_state->smbldap_state, &result,
3068 ldap_state->domain_name, True);
3069
3070 if ( !NT_STATUS_IS_OK(nt_status) ) {
3071 DEBUG(2, ("pdb_init_ldapsam: WARNING: Could not get domain info, nor add one to the domain\n"));
3072 DEBUGADD(2, ("pdb_init_ldapsam: Continuing on regardless, will be unable to allocate new users/groups, \
3073 and will risk BDCs having inconsistant SIDs\n"));
3074 sid_copy(&ldap_state->domain_sid, get_global_sam_sid());
3075 return NT_STATUS_OK;
3076 }
3077
3078 /* Given that the above might fail, everything below this must be optional */
3079
3080 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
3081 if (!entry) {
3082 DEBUG(0, ("pdb_init_ldapsam: Could not get domain info entry\n"));
3083 ldap_msgfree(result);
3084 return NT_STATUS_UNSUCCESSFUL;
3085 }
3086
3087 if (smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
3088 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
3089 domain_sid_string)) {
3090 BOOL found_sid;
3091 if (!string_to_sid(&ldap_domain_sid, domain_sid_string)) {
3092 DEBUG(1, ("pdb_init_ldapsam: SID [%s] could not be read as a valid SID\n", domain_sid_string));
3093 return NT_STATUS_INVALID_PARAMETER;
3094 }
3095 found_sid = secrets_fetch_domain_sid(ldap_state->domain_name, &secrets_domain_sid);
3096 if (!found_sid || !sid_equal(&secrets_domain_sid, &ldap_domain_sid)) {
3097 fstring new_sid_str, old_sid_str;
3098 DEBUG(1, ("pdb_init_ldapsam: Resetting SID for domain %s based on pdb_ldap results %s -> %s\n",
3099 ldap_state->domain_name,
3100 sid_to_string(old_sid_str, &secrets_domain_sid),
3101 sid_to_string(new_sid_str, &ldap_domain_sid)));
3102
3103 /* reset secrets.tdb sid */
3104 secrets_store_domain_sid(ldap_state->domain_name, &ldap_domain_sid);
3105 DEBUG(1, ("New global sam SID: %s\n", sid_to_string(new_sid_str, get_global_sam_sid())));
3106 }
3107 sid_copy(&ldap_state->domain_sid, &ldap_domain_sid);
3108 }
3109
3110 if (smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
3111 get_attr_key2string( dominfo_attr_list, LDAP_ATTR_ALGORITHMIC_RID_BASE ),
3112 alg_rid_base_string)) {
3113 alg_rid_base = (uint32)atol(alg_rid_base_string);
3114 if (alg_rid_base != algorithmic_rid_base()) {
3115 DEBUG(0, ("The value of 'algorithmic RID base' has changed since the LDAP\n"
3116 "database was initialised. Aborting. \n"));
3117 ldap_msgfree(result);
3118 return NT_STATUS_UNSUCCESSFUL;
3119 }
3120 }
3121 ldap_msgfree(result);
3122
3123 return NT_STATUS_OK;
3124 }
3125
3126 NTSTATUS pdb_ldap_init(void)
3127 {
3128 NTSTATUS nt_status;
3129 if (!NT_STATUS_IS_OK(nt_status = smb_register_passdb(PASSDB_INTERFACE_VERSION, "ldapsam", pdb_init_ldapsam)))
3130 return nt_status;
3131
3132 if (!NT_STATUS_IS_OK(nt_status = smb_register_passdb(PASSDB_INTERFACE_VERSION, "ldapsam_compat", pdb_init_ldapsam_compat)))
3133 return nt_status;
3134
3135 return NT_STATUS_OK;
3136 }
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