?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
1. The most part of this patch changed the unknown_3 flag to the now known
[Samba/aatanasov.git] / source3 / passdb / pdb_ldap.c
blobff2b5cf762f177b393d59f6745ba9fcef658ce3c
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 Generate the LDAP search filter for the objectclass based on the
153 version of the schema we are using.
154 ******************************************************************/
155
156 static const char* get_objclass_filter( int schema_ver )
157 {
158 static fstring objclass_filter;
159
160 switch( schema_ver ) {
161 case SCHEMAVER_SAMBAACCOUNT:
162 fstr_sprintf( objclass_filter, "(objectclass=%s)", LDAP_OBJ_SAMBAACCOUNT );
163 break;
164 case SCHEMAVER_SAMBASAMACCOUNT:
165 fstr_sprintf( objclass_filter, "(objectclass=%s)", LDAP_OBJ_SAMBASAMACCOUNT );
166 break;
167 default:
168 DEBUG(0,("get_objclass_filter: Invalid schema version specified!\n"));
169 break;
170 }
171
172 return objclass_filter;
173 }
174
175 /*******************************************************************
176 Run the search by name.
177 ******************************************************************/
178
179 static int ldapsam_search_suffix_by_name (struct ldapsam_privates *ldap_state,
180 const char *user,
181 LDAPMessage ** result, char **attr)
182 {
183 pstring filter;
184 char *escape_user = escape_ldap_string_alloc(user);
185
186 if (!escape_user) {
187 return LDAP_NO_MEMORY;
188 }
189
190 /*
191 * in the filter expression, replace %u with the real name
192 * so in ldap filter, %u MUST exist :-)
193 */
194 pstr_sprintf(filter, "(&%s%s)", lp_ldap_filter(),
195 get_objclass_filter(ldap_state->schema_ver));
196
197 /*
198 * have to use this here because $ is filtered out
199 * in pstring_sub
200 */
201
202
203 all_string_sub(filter, "%u", escape_user, sizeof(pstring));
204 SAFE_FREE(escape_user);
205
206 return smbldap_search_suffix(ldap_state->smbldap_state, filter, attr, result);
207 }
208
209 /*******************************************************************
210 Run the search by rid.
211 ******************************************************************/
212
213 static int ldapsam_search_suffix_by_rid (struct ldapsam_privates *ldap_state,
214 uint32 rid, LDAPMessage ** result,
215 char **attr)
216 {
217 pstring filter;
218 int rc;
219
220 pstr_sprintf(filter, "(&(rid=%i)%s)", rid,
221 get_objclass_filter(ldap_state->schema_ver));
222
223 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, attr, result);
224
225 return rc;
226 }
227
228 /*******************************************************************
229 Run the search by SID.
230 ******************************************************************/
231
232 static int ldapsam_search_suffix_by_sid (struct ldapsam_privates *ldap_state,
233 const DOM_SID *sid, LDAPMessage ** result,
234 char **attr)
235 {
236 pstring filter;
237 int rc;
238 fstring sid_string;
239
240 pstr_sprintf(filter, "(&(%s=%s)%s)",
241 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
242 sid_to_string(sid_string, sid),
243 get_objclass_filter(ldap_state->schema_ver));
244
245 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter, attr, result);
246
247 return rc;
248 }
249
250 /*******************************************************************
251 Delete complete object or objectclass and attrs from
252 object found in search_result depending on lp_ldap_delete_dn
253 ******************************************************************/
254
255 static NTSTATUS ldapsam_delete_entry(struct ldapsam_privates *ldap_state,
256 LDAPMessage *result,
257 const char *objectclass,
258 char **attrs)
259 {
260 int rc;
261 LDAPMessage *entry = NULL;
262 LDAPMod **mods = NULL;
263 char *name, *dn;
264 BerElement *ptr = NULL;
265
266 rc = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
267
268 if (rc != 1) {
269 DEBUG(0, ("ldapsam_delete_entry: Entry must exist exactly once!\n"));
270 return NT_STATUS_UNSUCCESSFUL;
271 }
272
273 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
274 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
275 if (!dn) {
276 return NT_STATUS_UNSUCCESSFUL;
277 }
278
279 if (lp_ldap_delete_dn()) {
280 NTSTATUS ret = NT_STATUS_OK;
281 rc = smbldap_delete(ldap_state->smbldap_state, dn);
282
283 if (rc != LDAP_SUCCESS) {
284 DEBUG(0, ("ldapsam_delete_entry: Could not delete object %s\n", dn));
285 ret = NT_STATUS_UNSUCCESSFUL;
286 }
287 SAFE_FREE(dn);
288 return ret;
289 }
290
291 /* Ok, delete only the SAM attributes */
292
293 for (name = ldap_first_attribute(ldap_state->smbldap_state->ldap_struct, entry, &ptr);
294 name != NULL;
295 name = ldap_next_attribute(ldap_state->smbldap_state->ldap_struct, entry, ptr)) {
296 char **attrib;
297
298 /* We are only allowed to delete the attributes that
299 really exist. */
300
301 for (attrib = attrs; *attrib != NULL; attrib++) {
302 if (StrCaseCmp(*attrib, name) == 0) {
303 DEBUG(10, ("ldapsam_delete_entry: deleting attribute %s\n", name));
304 smbldap_set_mod(&mods, LDAP_MOD_DELETE, name, NULL);
305 }
306 }
307
308 ldap_memfree(name);
309 }
310
311 if (ptr != NULL) {
312 ber_free(ptr, 0);
313 }
314
315 smbldap_set_mod(&mods, LDAP_MOD_DELETE, "objectClass", objectclass);
316
317 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
318 ldap_mods_free(mods, True);
319
320 if (rc != LDAP_SUCCESS) {
321 char *ld_error = NULL;
322 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
323 &ld_error);
324
325 DEBUG(0, ("ldapsam_delete_entry: Could not delete attributes for %s, error: %s (%s)\n",
326 dn, ldap_err2string(rc), ld_error?ld_error:"unknown"));
327 SAFE_FREE(ld_error);
328 SAFE_FREE(dn);
329 return NT_STATUS_UNSUCCESSFUL;
330 }
331
332 SAFE_FREE(dn);
333 return NT_STATUS_OK;
334 }
335
336 /* New Interface is being implemented here */
337
338 #if 0 /* JERRY - not uesed anymore */
339
340 /**********************************************************************
341 Initialize SAM_ACCOUNT from an LDAP query (unix attributes only)
342 *********************************************************************/
343 static BOOL get_unix_attributes (struct ldapsam_privates *ldap_state,
344 SAM_ACCOUNT * sampass,
345 LDAPMessage * entry,
346 gid_t *gid)
347 {
348 pstring homedir;
349 pstring temp;
350 char **ldap_values;
351 char **values;
352
353 if ((ldap_values = ldap_get_values (ldap_state->smbldap_state->ldap_struct, entry, "objectClass")) == NULL) {
354 DEBUG (1, ("get_unix_attributes: no objectClass! \n"));
355 return False;
356 }
357
358 for (values=ldap_values;*values;values++) {
359 if (strequal(*values, LDAP_OBJ_POSIXACCOUNT )) {
360 break;
361 }
362 }
363
364 if (!*values) { /*end of array, no posixAccount */
365 DEBUG(10, ("user does not have %s attributes\n", LDAP_OBJ_POSIXACCOUNT));
366 ldap_value_free(ldap_values);
367 return False;
368 }
369 ldap_value_free(ldap_values);
370
371 if ( !smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
372 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_UNIX_HOME), homedir) )
373 {
374 return False;
375 }
376
377 if ( !smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
378 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_GIDNUMBER), temp) )
379 {
380 return False;
381 }
382
383 *gid = (gid_t)atol(temp);
384
385 pdb_set_unix_homedir(sampass, homedir, PDB_SET);
386
387 DEBUG(10, ("user has %s attributes\n", LDAP_OBJ_POSIXACCOUNT));
388
389 return True;
390 }
391
392 #endif
393
394 /**********************************************************************
395 Initialize SAM_ACCOUNT from an LDAP query.
396 (Based on init_sam_from_buffer in pdb_tdb.c)
397 *********************************************************************/
398
399 static BOOL init_sam_from_ldap (struct ldapsam_privates *ldap_state,
400 SAM_ACCOUNT * sampass,
401 LDAPMessage * entry)
402 {
403 time_t logon_time,
404 logoff_time,
405 kickoff_time,
406 pass_last_set_time,
407 pass_can_change_time,
408 pass_must_change_time;
409 pstring username,
410 domain,
411 nt_username,
412 fullname,
413 homedir,
414 dir_drive,
415 logon_script,
416 profile_path,
417 acct_desc,
418 workstations;
419 char munged_dial[2048];
420 uint32 user_rid;
421 uint8 smblmpwd[LM_HASH_LEN],
422 smbntpwd[NT_HASH_LEN];
423 uint16 acct_ctrl = 0,
424 logon_divs;
425 uint16 bad_password_count = 0,
426 logon_count = 0;
427 uint32 hours_len;
428 uint8 hours[MAX_HOURS_LEN];
429 pstring temp;
430
431 /*
432 * do a little initialization
433 */
434 username[0] = '\0';
435 domain[0] = '\0';
436 nt_username[0] = '\0';
437 fullname[0] = '\0';
438 homedir[0] = '\0';
439 dir_drive[0] = '\0';
440 logon_script[0] = '\0';
441 profile_path[0] = '\0';
442 acct_desc[0] = '\0';
443 munged_dial[0] = '\0';
444 workstations[0] = '\0';
445
446
447 if (sampass == NULL || ldap_state == NULL || entry == NULL) {
448 DEBUG(0, ("init_sam_from_ldap: NULL parameters found!\n"));
449 return False;
450 }
451
452 if (ldap_state->smbldap_state->ldap_struct == NULL) {
453 DEBUG(0, ("init_sam_from_ldap: ldap_state->smbldap_state->ldap_struct is NULL!\n"));
454 return False;
455 }
456
457 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry, "uid", username)) {
458 DEBUG(1, ("init_sam_from_ldap: No uid attribute found for this user!\n"));
459 return False;
460 }
461
462 DEBUG(2, ("init_sam_from_ldap: Entry found for user: %s\n", username));
463
464 pstrcpy(nt_username, username);
465
466 pstrcpy(domain, ldap_state->domain_name);
467
468 pdb_set_username(sampass, username, PDB_SET);
469
470 pdb_set_domain(sampass, domain, PDB_DEFAULT);
471 pdb_set_nt_username(sampass, nt_username, PDB_SET);
472
473 /* deal with different attributes between the schema first */
474
475 if ( ldap_state->schema_ver == SCHEMAVER_SAMBASAMACCOUNT ) {
476 if (smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
477 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID), temp)) {
478 pdb_set_user_sid_from_string(sampass, temp, PDB_SET);
479 }
480
481 if (smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
482 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PRIMARY_GROUP_SID), temp)) {
483 pdb_set_group_sid_from_string(sampass, temp, PDB_SET);
484 } else {
485 pdb_set_group_sid_from_rid(sampass, DOMAIN_GROUP_RID_USERS, PDB_DEFAULT);
486 }
487 } else {
488 if (smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
489 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_RID), temp)) {
490 user_rid = (uint32)atol(temp);
491 pdb_set_user_sid_from_rid(sampass, user_rid, PDB_SET);
492 }
493
494 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
495 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PRIMARY_GROUP_RID), temp)) {
496 pdb_set_group_sid_from_rid(sampass, DOMAIN_GROUP_RID_USERS, PDB_DEFAULT);
497 } else {
498 uint32 group_rid;
499
500 group_rid = (uint32)atol(temp);
501
502 /* for some reason, we often have 0 as a primary group RID.
503 Make sure that we treat this just as a 'default' value */
504
505 if ( group_rid > 0 )
506 pdb_set_group_sid_from_rid(sampass, group_rid, PDB_SET);
507 else
508 pdb_set_group_sid_from_rid(sampass, DOMAIN_GROUP_RID_USERS, PDB_DEFAULT);
509 }
510 }
511
512 if (pdb_get_init_flags(sampass,PDB_USERSID) == PDB_DEFAULT) {
513 DEBUG(1, ("init_sam_from_ldap: no %s or %s attribute found for this user %s\n",
514 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
515 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_RID),
516 username));
517 return False;
518 }
519
520
521 #if 0 /* JERRY -- not used anymore */
522 /*
523 * If so configured, try and get the values from LDAP
524 */
525
526 if (lp_ldap_trust_ids() && (get_unix_attributes(ldap_state, sampass, entry, &gid)))
527 {
528 if (pdb_get_init_flags(sampass,PDB_GROUPSID) == PDB_DEFAULT)
529 {
530 GROUP_MAP map;
531 /* call the mapping code here */
532 if(pdb_getgrgid(&map, gid)) {
533 pdb_set_group_sid(sampass, &map.sid, PDB_SET);
534 }
535 else {
536 pdb_set_group_sid_from_rid(sampass, pdb_gid_to_group_rid(gid), PDB_SET);
537 }
538 }
539 }
540 #endif
541
542 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
543 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_LAST_SET), temp)) {
544 /* leave as default */
545 } else {
546 pass_last_set_time = (time_t) atol(temp);
547 pdb_set_pass_last_set_time(sampass, pass_last_set_time, PDB_SET);
548 }
549
550 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
551 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_TIME), temp)) {
552 /* leave as default */
553 } else {
554 logon_time = (time_t) atol(temp);
555 pdb_set_logon_time(sampass, logon_time, PDB_SET);
556 }
557
558 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
559 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGOFF_TIME), temp)) {
560 /* leave as default */
561 } else {
562 logoff_time = (time_t) atol(temp);
563 pdb_set_logoff_time(sampass, logoff_time, PDB_SET);
564 }
565
566 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
567 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_KICKOFF_TIME), temp)) {
568 /* leave as default */
569 } else {
570 kickoff_time = (time_t) atol(temp);
571 pdb_set_kickoff_time(sampass, kickoff_time, PDB_SET);
572 }
573
574 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
575 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_CAN_CHANGE), temp)) {
576 /* leave as default */
577 } else {
578 pass_can_change_time = (time_t) atol(temp);
579 pdb_set_pass_can_change_time(sampass, pass_can_change_time, PDB_SET);
580 }
581
582 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
583 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_MUST_CHANGE), temp)) {
584 /* leave as default */
585 } else {
586 pass_must_change_time = (time_t) atol(temp);
587 pdb_set_pass_must_change_time(sampass, pass_must_change_time, PDB_SET);
588 }
589
590 /* recommend that 'gecos' and 'displayName' should refer to the same
591 * attribute OID. userFullName depreciated, only used by Samba
592 * primary rules of LDAP: don't make a new attribute when one is already defined
593 * that fits your needs; using cn then displayName rather than 'userFullName'
594 */
595
596 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
597 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DISPLAY_NAME), fullname)) {
598 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
599 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_CN), fullname)) {
600 /* leave as default */
601 } else {
602 pdb_set_fullname(sampass, fullname, PDB_SET);
603 }
604 } else {
605 pdb_set_fullname(sampass, fullname, PDB_SET);
606 }
607
608 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
609 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_DRIVE), dir_drive))
610 {
611 pdb_set_dir_drive( sampass,
612 talloc_sub_basic(sampass->mem_ctx, username, lp_logon_drive()),
613 PDB_DEFAULT );
614 } else {
615 pdb_set_dir_drive(sampass, dir_drive, PDB_SET);
616 }
617
618 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
619 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_PATH), homedir))
620 {
621 pdb_set_homedir( sampass,
622 talloc_sub_basic(sampass->mem_ctx, username, lp_logon_home()),
623 PDB_DEFAULT );
624 } else {
625 pdb_set_homedir(sampass, homedir, PDB_SET);
626 }
627
628 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
629 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_SCRIPT), logon_script))
630 {
631 pdb_set_logon_script( sampass,
632 talloc_sub_basic(sampass->mem_ctx, username, lp_logon_script()),
633 PDB_DEFAULT );
634 } else {
635 pdb_set_logon_script(sampass, logon_script, PDB_SET);
636 }
637
638 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
639 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PROFILE_PATH), profile_path))
640 {
641 pdb_set_profile_path( sampass,
642 talloc_sub_basic( sampass->mem_ctx, username, lp_logon_path()),
643 PDB_DEFAULT );
644 } else {
645 pdb_set_profile_path(sampass, profile_path, PDB_SET);
646 }
647
648 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
649 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DESC), acct_desc))
650 {
651 /* leave as default */
652 } else {
653 pdb_set_acct_desc(sampass, acct_desc, PDB_SET);
654 }
655
656 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
657 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_WKS), workstations)) {
658 /* leave as default */;
659 } else {
660 pdb_set_workstations(sampass, workstations, PDB_SET);
661 }
662
663 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
664 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_MUNGED_DIAL), munged_dial)) {
665 /* leave as default */;
666 } else {
667 pdb_set_munged_dial(sampass, munged_dial, PDB_SET);
668 }
669
670 /* FIXME: hours stuff should be cleaner */
671
672 logon_divs = 168;
673 hours_len = 21;
674 memset(hours, 0xff, hours_len);
675
676 if (!smbldap_get_single_attribute (ldap_state->smbldap_state->ldap_struct, entry,
677 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LMPW), temp)) {
678 /* leave as default */
679 } else {
680 pdb_gethexpwd(temp, smblmpwd);
681 memset((char *)temp, '\0', strlen(temp)+1);
682 if (!pdb_set_lanman_passwd(sampass, smblmpwd, PDB_SET))
683 return False;
684 ZERO_STRUCT(smblmpwd);
685 }
686
687 if (!smbldap_get_single_attribute (ldap_state->smbldap_state->ldap_struct, entry,
688 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_NTPW), temp)) {
689 /* leave as default */
690 } else {
691 pdb_gethexpwd(temp, smbntpwd);
692 memset((char *)temp, '\0', strlen(temp)+1);
693 if (!pdb_set_nt_passwd(sampass, smbntpwd, PDB_SET))
694 return False;
695 ZERO_STRUCT(smbntpwd);
696 }
697
698 if (!smbldap_get_single_attribute (ldap_state->smbldap_state->ldap_struct, entry,
699 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_ACB_INFO), temp)) {
700 acct_ctrl |= ACB_NORMAL;
701 } else {
702 acct_ctrl = pdb_decode_acct_ctrl(temp);
703
704 if (acct_ctrl == 0)
705 acct_ctrl |= ACB_NORMAL;
706
707 pdb_set_acct_ctrl(sampass, acct_ctrl, PDB_SET);
708 }
709
710 pdb_set_hours_len(sampass, hours_len, PDB_SET);
711 pdb_set_logon_divs(sampass, logon_divs, PDB_SET);
712
713 /* pdb_set_munged_dial(sampass, munged_dial, PDB_SET); */
714
715 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
716 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_BAD_PASSWORD_COUNT), temp)) {
717 /* leave as default */
718 } else {
719 bad_password_count = (uint32) atol(temp);
720 pdb_set_bad_password_count(sampass, bad_password_count, PDB_SET);
721 }
722
723 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
724 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_COUNT), temp)) {
725 /* leave as default */
726 } else {
727 logon_count = (uint32) atol(temp);
728 pdb_set_logon_count(sampass, logon_count, PDB_SET);
729 }
730
731 /* pdb_set_unknown_6(sampass, unknown6, PDB_SET); */
732
733 pdb_set_hours(sampass, hours, PDB_SET);
734
735 return True;
736 }
737
738 /**********************************************************************
739 Initialize SAM_ACCOUNT from an LDAP query.
740 (Based on init_buffer_from_sam in pdb_tdb.c)
741 *********************************************************************/
742
743 static BOOL init_ldap_from_sam (struct ldapsam_privates *ldap_state,
744 LDAPMessage *existing,
745 LDAPMod *** mods, SAM_ACCOUNT * sampass,
746 BOOL (*need_update)(const SAM_ACCOUNT *,
747 enum pdb_elements))
748 {
749 pstring temp;
750 uint32 rid;
751
752 if (mods == NULL || sampass == NULL) {
753 DEBUG(0, ("init_ldap_from_sam: NULL parameters found!\n"));
754 return False;
755 }
756
757 *mods = NULL;
758
759 /*
760 * took out adding "objectclass: sambaAccount"
761 * do this on a per-mod basis
762 */
763 if (need_update(sampass, PDB_USERNAME))
764 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
765 "uid", pdb_get_username(sampass));
766
767 DEBUG(2, ("init_ldap_from_sam: Setting entry for user: %s\n", pdb_get_username(sampass)));
768
769 /* only update the RID if we actually need to */
770 if (need_update(sampass, PDB_USERSID)) {
771 fstring sid_string;
772 fstring dom_sid_string;
773 const DOM_SID *user_sid = pdb_get_user_sid(sampass);
774
775 switch ( ldap_state->schema_ver ) {
776 case SCHEMAVER_SAMBAACCOUNT:
777 if (!sid_peek_check_rid(&ldap_state->domain_sid, user_sid, &rid)) {
778 DEBUG(1, ("init_ldap_from_sam: User's SID (%s) is not for this domain (%s), cannot add to LDAP!\n",
779 sid_to_string(sid_string, user_sid),
780 sid_to_string(dom_sid_string, &ldap_state->domain_sid)));
781 return False;
782 }
783 slprintf(temp, sizeof(temp) - 1, "%i", rid);
784 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
785 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_RID),
786 temp);
787 break;
788
789 case SCHEMAVER_SAMBASAMACCOUNT:
790 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
791 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
792 sid_to_string(sid_string, user_sid));
793 break;
794
795 default:
796 DEBUG(0,("init_ldap_from_sam: unknown schema version specified\n"));
797 break;
798 }
799 }
800
801 /* we don't need to store the primary group RID - so leaving it
802 'free' to hang off the unix primary group makes life easier */
803
804 if (need_update(sampass, PDB_GROUPSID)) {
805 fstring sid_string;
806 fstring dom_sid_string;
807 const DOM_SID *group_sid = pdb_get_group_sid(sampass);
808
809 switch ( ldap_state->schema_ver ) {
810 case SCHEMAVER_SAMBAACCOUNT:
811 if (!sid_peek_check_rid(&ldap_state->domain_sid, group_sid, &rid)) {
812 DEBUG(1, ("init_ldap_from_sam: User's Primary Group SID (%s) is not for this domain (%s), cannot add to LDAP!\n",
813 sid_to_string(sid_string, group_sid),
814 sid_to_string(dom_sid_string, &ldap_state->domain_sid)));
815 return False;
816 }
817
818 slprintf(temp, sizeof(temp) - 1, "%i", rid);
819 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
820 get_userattr_key2string(ldap_state->schema_ver,
821 LDAP_ATTR_PRIMARY_GROUP_RID), temp);
822 break;
823
824 case SCHEMAVER_SAMBASAMACCOUNT:
825 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
826 get_userattr_key2string(ldap_state->schema_ver,
827 LDAP_ATTR_PRIMARY_GROUP_SID), sid_to_string(sid_string, group_sid));
828 break;
829
830 default:
831 DEBUG(0,("init_ldap_from_sam: unknown schema version specified\n"));
832 break;
833 }
834
835 }
836
837 /* displayName, cn, and gecos should all be the same
838 * most easily accomplished by giving them the same OID
839 * gecos isn't set here b/c it should be handled by the
840 * add-user script
841 * We change displayName only and fall back to cn if
842 * it does not exist.
843 */
844
845 if (need_update(sampass, PDB_FULLNAME))
846 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
847 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DISPLAY_NAME),
848 pdb_get_fullname(sampass));
849
850 if (need_update(sampass, PDB_ACCTDESC))
851 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
852 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_DESC),
853 pdb_get_acct_desc(sampass));
854
855 if (need_update(sampass, PDB_WORKSTATIONS))
856 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
857 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_WKS),
858 pdb_get_workstations(sampass));
859
860 if (need_update(sampass, PDB_MUNGEDDIAL))
861 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
862 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_MUNGED_DIAL),
863 pdb_get_munged_dial(sampass));
864
865 if (need_update(sampass, PDB_SMBHOME))
866 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
867 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_PATH),
868 pdb_get_homedir(sampass));
869
870 if (need_update(sampass, PDB_DRIVE))
871 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
872 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_HOME_DRIVE),
873 pdb_get_dir_drive(sampass));
874
875 if (need_update(sampass, PDB_LOGONSCRIPT))
876 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
877 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_SCRIPT),
878 pdb_get_logon_script(sampass));
879
880 if (need_update(sampass, PDB_PROFILE))
881 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
882 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PROFILE_PATH),
883 pdb_get_profile_path(sampass));
884
885 slprintf(temp, sizeof(temp) - 1, "%li", pdb_get_logon_time(sampass));
886 if (need_update(sampass, PDB_LOGONTIME))
887 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
888 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGON_TIME), temp);
889
890 slprintf(temp, sizeof(temp) - 1, "%li", pdb_get_logoff_time(sampass));
891 if (need_update(sampass, PDB_LOGOFFTIME))
892 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
893 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LOGOFF_TIME), temp);
894
895 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_kickoff_time(sampass));
896 if (need_update(sampass, PDB_KICKOFFTIME))
897 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
898 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_KICKOFF_TIME), temp);
899
900 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_pass_can_change_time(sampass));
901 if (need_update(sampass, PDB_CANCHANGETIME))
902 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
903 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_CAN_CHANGE), temp);
904
905 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_pass_must_change_time(sampass));
906 if (need_update(sampass, PDB_MUSTCHANGETIME))
907 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
908 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_MUST_CHANGE), temp);
909
910 if ((pdb_get_acct_ctrl(sampass)&(ACB_WSTRUST|ACB_SVRTRUST|ACB_DOMTRUST))
911 || (lp_ldap_passwd_sync()!=LDAP_PASSWD_SYNC_ONLY)) {
912
913 pdb_sethexpwd(temp, pdb_get_lanman_passwd(sampass),
914 pdb_get_acct_ctrl(sampass));
915
916 if (need_update(sampass, PDB_LMPASSWD))
917 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
918 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LMPW),
919 temp);
920
921 pdb_sethexpwd (temp, pdb_get_nt_passwd(sampass),
922 pdb_get_acct_ctrl(sampass));
923
924 if (need_update(sampass, PDB_NTPASSWD))
925 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
926 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_NTPW),
927 temp);
928
929 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_pass_last_set_time(sampass));
930 if (need_update(sampass, PDB_PASSLASTSET))
931 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
932 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_LAST_SET),
933 temp);
934 }
935
936 /* FIXME: Hours stuff goes in LDAP */
937
938 if (need_update(sampass, PDB_ACCTCTRL))
939 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
940 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_ACB_INFO),
941 pdb_encode_acct_ctrl (pdb_get_acct_ctrl(sampass), NEW_PW_FORMAT_SPACE_PADDED_LEN));
942
943 return True;
944 }
945
946 /**********************************************************************
947 Connect to LDAP server for password enumeration.
948 *********************************************************************/
949
950 static NTSTATUS ldapsam_setsampwent(struct pdb_methods *my_methods, BOOL update)
951 {
952 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
953 int rc;
954 pstring filter;
955 char **attr_list;
956
957 pstr_sprintf( filter, "(&%s%s)", lp_ldap_filter(),
958 get_objclass_filter(ldap_state->schema_ver));
959 all_string_sub(filter, "%u", "*", sizeof(pstring));
960
961 attr_list = get_userattr_list(ldap_state->schema_ver);
962 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter,
963 attr_list, &ldap_state->result);
964 free_attr_list( attr_list );
965
966 if (rc != LDAP_SUCCESS) {
967 DEBUG(0, ("ldapsam_setsampwent: LDAP search failed: %s\n", ldap_err2string(rc)));
968 DEBUG(3, ("ldapsam_setsampwent: Query was: %s, %s\n", lp_ldap_suffix(), filter));
969 ldap_msgfree(ldap_state->result);
970 ldap_state->result = NULL;
971 return NT_STATUS_UNSUCCESSFUL;
972 }
973
974 DEBUG(2, ("ldapsam_setsampwent: %d entries in the base!\n",
975 ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
976 ldap_state->result)));
977
978 ldap_state->entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct,
979 ldap_state->result);
980 ldap_state->index = 0;
981
982 return NT_STATUS_OK;
983 }
984
985 /**********************************************************************
986 End enumeration of the LDAP password list.
987 *********************************************************************/
988
989 static void ldapsam_endsampwent(struct pdb_methods *my_methods)
990 {
991 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
992 if (ldap_state->result) {
993 ldap_msgfree(ldap_state->result);
994 ldap_state->result = NULL;
995 }
996 }
997
998 /**********************************************************************
999 Get the next entry in the LDAP password database.
1000 *********************************************************************/
1001
1002 static NTSTATUS ldapsam_getsampwent(struct pdb_methods *my_methods, SAM_ACCOUNT *user)
1003 {
1004 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1005 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1006 BOOL bret = False;
1007
1008 while (!bret) {
1009 if (!ldap_state->entry)
1010 return ret;
1011
1012 ldap_state->index++;
1013 bret = init_sam_from_ldap(ldap_state, user, ldap_state->entry);
1014
1015 ldap_state->entry = ldap_next_entry(ldap_state->smbldap_state->ldap_struct,
1016 ldap_state->entry);
1017 }
1018
1019 return NT_STATUS_OK;
1020 }
1021
1022 /**********************************************************************
1023 Get SAM_ACCOUNT entry from LDAP by username.
1024 *********************************************************************/
1025
1026 static NTSTATUS ldapsam_getsampwnam(struct pdb_methods *my_methods, SAM_ACCOUNT *user, const char *sname)
1027 {
1028 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1029 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1030 LDAPMessage *result = NULL;
1031 LDAPMessage *entry = NULL;
1032 int count;
1033 char ** attr_list;
1034 int rc;
1035
1036 attr_list = get_userattr_list( ldap_state->schema_ver );
1037 rc = ldapsam_search_suffix_by_name(ldap_state, sname, &result, attr_list);
1038 free_attr_list( attr_list );
1039
1040 if ( rc != LDAP_SUCCESS )
1041 return NT_STATUS_NO_SUCH_USER;
1042
1043 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1044
1045 if (count < 1) {
1046 DEBUG(4, ("ldapsam_getsampwnam: Unable to locate user [%s] count=%d\n", sname, count));
1047 ldap_msgfree(result);
1048 return NT_STATUS_NO_SUCH_USER;
1049 } else if (count > 1) {
1050 DEBUG(1, ("ldapsam_getsampwnam: Duplicate entries for this user [%s] Failing. count=%d\n", sname, count));
1051 ldap_msgfree(result);
1052 return NT_STATUS_NO_SUCH_USER;
1053 }
1054
1055 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1056 if (entry) {
1057 if (!init_sam_from_ldap(ldap_state, user, entry)) {
1058 DEBUG(1,("ldapsam_getsampwnam: init_sam_from_ldap failed for user '%s'!\n", sname));
1059 ldap_msgfree(result);
1060 return NT_STATUS_NO_SUCH_USER;
1061 }
1062 pdb_set_backend_private_data(user, result,
1063 private_data_free_fn,
1064 my_methods, PDB_CHANGED);
1065 ret = NT_STATUS_OK;
1066 } else {
1067 ldap_msgfree(result);
1068 }
1069 return ret;
1070 }
1071
1072 static int ldapsam_get_ldap_user_by_sid(struct ldapsam_privates *ldap_state,
1073 const DOM_SID *sid, LDAPMessage **result)
1074 {
1075 int rc = -1;
1076 char ** attr_list;
1077 uint32 rid;
1078
1079 switch ( ldap_state->schema_ver ) {
1080 case SCHEMAVER_SAMBASAMACCOUNT:
1081 attr_list = get_userattr_list(ldap_state->schema_ver);
1082 rc = ldapsam_search_suffix_by_sid(ldap_state, sid, result, attr_list);
1083 free_attr_list( attr_list );
1084
1085 if ( rc != LDAP_SUCCESS )
1086 return rc;
1087 break;
1088
1089 case SCHEMAVER_SAMBAACCOUNT:
1090 if (!sid_peek_check_rid(&ldap_state->domain_sid, sid, &rid)) {
1091 return rc;
1092 }
1093
1094 attr_list = get_userattr_list(ldap_state->schema_ver);
1095 rc = ldapsam_search_suffix_by_rid(ldap_state, rid, result, attr_list );
1096 free_attr_list( attr_list );
1097
1098 if ( rc != LDAP_SUCCESS )
1099 return rc;
1100 break;
1101 }
1102 return rc;
1103 }
1104
1105 /**********************************************************************
1106 Get SAM_ACCOUNT entry from LDAP by SID.
1107 *********************************************************************/
1108
1109 static NTSTATUS ldapsam_getsampwsid(struct pdb_methods *my_methods, SAM_ACCOUNT * user, const DOM_SID *sid)
1110 {
1111 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1112 LDAPMessage *result = NULL;
1113 LDAPMessage *entry = NULL;
1114 int count;
1115 int rc;
1116 fstring sid_string;
1117
1118 rc = ldapsam_get_ldap_user_by_sid(ldap_state,
1119 sid, &result);
1120 if (rc != LDAP_SUCCESS)
1121 return NT_STATUS_NO_SUCH_USER;
1122
1123 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1124
1125 if (count < 1) {
1126 DEBUG(4, ("ldapsam_getsampwsid: Unable to locate SID [%s] count=%d\n", sid_to_string(sid_string, sid),
1127 count));
1128 ldap_msgfree(result);
1129 return NT_STATUS_NO_SUCH_USER;
1130 } else if (count > 1) {
1131 DEBUG(1, ("ldapsam_getsampwsid: More than one user with SID [%s]. Failing. count=%d\n", sid_to_string(sid_string, sid),
1132 count));
1133 ldap_msgfree(result);
1134 return NT_STATUS_NO_SUCH_USER;
1135 }
1136
1137 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1138 if (!entry) {
1139 ldap_msgfree(result);
1140 return NT_STATUS_NO_SUCH_USER;
1141 }
1142
1143 if (!init_sam_from_ldap(ldap_state, user, entry)) {
1144 DEBUG(1,("ldapsam_getsampwrid: init_sam_from_ldap failed!\n"));
1145 ldap_msgfree(result);
1146 return NT_STATUS_NO_SUCH_USER;
1147 }
1148
1149 pdb_set_backend_private_data(user, result,
1150 private_data_free_fn,
1151 my_methods, PDB_CHANGED);
1152 return NT_STATUS_OK;
1153 }
1154
1155 /********************************************************************
1156 Do the actual modification - also change a plaintext passord if
1157 it it set.
1158 **********************************************************************/
1159
1160 static NTSTATUS ldapsam_modify_entry(struct pdb_methods *my_methods,
1161 SAM_ACCOUNT *newpwd, char *dn,
1162 LDAPMod **mods, int ldap_op,
1163 BOOL (*need_update)(const SAM_ACCOUNT *, enum pdb_elements))
1164 {
1165 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1166 int rc;
1167
1168 if (!my_methods || !newpwd || !dn) {
1169 return NT_STATUS_INVALID_PARAMETER;
1170 }
1171
1172 if (!mods) {
1173 DEBUG(5,("ldapsam_modify_entry: mods is empty: nothing to modify\n"));
1174 /* may be password change below however */
1175 } else {
1176 switch(ldap_op) {
1177 case LDAP_MOD_ADD:
1178 smbldap_set_mod(&mods, LDAP_MOD_ADD,
1179 "objectclass",
1180 LDAP_OBJ_ACCOUNT);
1181 rc = smbldap_add(ldap_state->smbldap_state,
1182 dn, mods);
1183 break;
1184 case LDAP_MOD_REPLACE:
1185 rc = smbldap_modify(ldap_state->smbldap_state,
1186 dn ,mods);
1187 break;
1188 default:
1189 DEBUG(0,("ldapsam_modify_entry: Wrong LDAP operation type: %d!\n",
1190 ldap_op));
1191 return NT_STATUS_INVALID_PARAMETER;
1192 }
1193
1194 if (rc!=LDAP_SUCCESS) {
1195 char *ld_error = NULL;
1196 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1197 &ld_error);
1198 DEBUG(1, ("ldapsam_modify_entry: Failed to %s user dn= %s with: %s\n\t%s\n",
1199 ldap_op == LDAP_MOD_ADD ? "add" : "modify",
1200 dn, ldap_err2string(rc),
1201 ld_error?ld_error:"unknown"));
1202 SAFE_FREE(ld_error);
1203 return NT_STATUS_UNSUCCESSFUL;
1204 }
1205 }
1206
1207 if (!(pdb_get_acct_ctrl(newpwd)&(ACB_WSTRUST|ACB_SVRTRUST|ACB_DOMTRUST)) &&
1208 (lp_ldap_passwd_sync() != LDAP_PASSWD_SYNC_OFF) &&
1209 need_update(newpwd, PDB_PLAINTEXT_PW) &&
1210 (pdb_get_plaintext_passwd(newpwd)!=NULL)) {
1211 BerElement *ber;
1212 struct berval *bv;
1213 char *retoid;
1214 struct berval *retdata;
1215 char *utf8_password;
1216 char *utf8_dn;
1217
1218 if (push_utf8_allocate(&utf8_password, pdb_get_plaintext_passwd(newpwd)) == (size_t)-1) {
1219 return NT_STATUS_NO_MEMORY;
1220 }
1221
1222 if (push_utf8_allocate(&utf8_dn, dn) == (size_t)-1) {
1223 return NT_STATUS_NO_MEMORY;
1224 }
1225
1226 if ((ber = ber_alloc_t(LBER_USE_DER))==NULL) {
1227 DEBUG(0,("ber_alloc_t returns NULL\n"));
1228 SAFE_FREE(utf8_password);
1229 return NT_STATUS_UNSUCCESSFUL;
1230 }
1231
1232 ber_printf (ber, "{");
1233 ber_printf (ber, "ts", LDAP_TAG_EXOP_MODIFY_PASSWD_ID, utf8_dn);
1234 ber_printf (ber, "ts", LDAP_TAG_EXOP_MODIFY_PASSWD_NEW, utf8_password);
1235 ber_printf (ber, "N}");
1236
1237 if ((rc = ber_flatten (ber, &bv))<0) {
1238 DEBUG(0,("ldapsam_modify_entry: ber_flatten returns a value <0\n"));
1239 ber_free(ber,1);
1240 SAFE_FREE(utf8_dn);
1241 SAFE_FREE(utf8_password);
1242 return NT_STATUS_UNSUCCESSFUL;
1243 }
1244
1245 SAFE_FREE(utf8_dn);
1246 SAFE_FREE(utf8_password);
1247 ber_free(ber, 1);
1248
1249 if ((rc = smbldap_extended_operation(ldap_state->smbldap_state,
1250 LDAP_EXOP_MODIFY_PASSWD,
1251 bv, NULL, NULL, &retoid,
1252 &retdata)) != LDAP_SUCCESS) {
1253 char *ld_error = NULL;
1254 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1255 &ld_error);
1256 DEBUG(0,("ldapsam_modify_entry: LDAP Password could not be changed for user %s: %s\n\t%s\n",
1257 pdb_get_username(newpwd), ldap_err2string(rc), ld_error?ld_error:"unknown"));
1258 SAFE_FREE(ld_error);
1259 ber_bvfree(bv);
1260 return NT_STATUS_UNSUCCESSFUL;
1261 } else {
1262 DEBUG(3,("ldapsam_modify_entry: LDAP Password changed for user %s\n",pdb_get_username(newpwd)));
1263 #ifdef DEBUG_PASSWORD
1264 DEBUG(100,("ldapsam_modify_entry: LDAP Password changed to %s\n",pdb_get_plaintext_passwd(newpwd)));
1265 #endif
1266 ber_bvfree(retdata);
1267 ber_memfree(retoid);
1268 }
1269 ber_bvfree(bv);
1270 }
1271 return NT_STATUS_OK;
1272 }
1273
1274 /**********************************************************************
1275 Delete entry from LDAP for username.
1276 *********************************************************************/
1277
1278 static NTSTATUS ldapsam_delete_sam_account(struct pdb_methods *my_methods, SAM_ACCOUNT * sam_acct)
1279 {
1280 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1281 const char *sname;
1282 int rc;
1283 LDAPMessage *result = NULL;
1284 NTSTATUS ret;
1285 char **attr_list;
1286 fstring objclass;
1287
1288 if (!sam_acct) {
1289 DEBUG(0, ("ldapsam_delete_sam_account: sam_acct was NULL!\n"));
1290 return NT_STATUS_INVALID_PARAMETER;
1291 }
1292
1293 sname = pdb_get_username(sam_acct);
1294
1295 DEBUG (3, ("ldapsam_delete_sam_account: Deleting user %s from LDAP.\n", sname));
1296
1297 attr_list= get_userattr_list( ldap_state->schema_ver );
1298 rc = ldapsam_search_suffix_by_name(ldap_state, sname, &result, attr_list);
1299
1300 if (rc != LDAP_SUCCESS) {
1301 free_attr_list( attr_list );
1302 return NT_STATUS_NO_SUCH_USER;
1303 }
1304
1305 switch ( ldap_state->schema_ver ) {
1306 case SCHEMAVER_SAMBASAMACCOUNT:
1307 fstrcpy( objclass, LDAP_OBJ_SAMBASAMACCOUNT );
1308 break;
1309
1310 case SCHEMAVER_SAMBAACCOUNT:
1311 fstrcpy( objclass, LDAP_OBJ_SAMBAACCOUNT );
1312 break;
1313 default:
1314 fstrcpy( objclass, "UNKNOWN" );
1315 DEBUG(0,("ldapsam_delete_sam_account: Unknown schema version specified!\n"));
1316 break;
1317 }
1318
1319 ret = ldapsam_delete_entry(ldap_state, result, objclass, attr_list );
1320 ldap_msgfree(result);
1321 free_attr_list( attr_list );
1322
1323 return ret;
1324 }
1325
1326 /**********************************************************************
1327 Helper function to determine for update_sam_account whether
1328 we need LDAP modification.
1329 *********************************************************************/
1330
1331 static BOOL element_is_changed(const SAM_ACCOUNT *sampass,
1332 enum pdb_elements element)
1333 {
1334 return IS_SAM_CHANGED(sampass, element);
1335 }
1336
1337 /**********************************************************************
1338 Update SAM_ACCOUNT.
1339 *********************************************************************/
1340
1341 static NTSTATUS ldapsam_update_sam_account(struct pdb_methods *my_methods, SAM_ACCOUNT * newpwd)
1342 {
1343 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1344 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1345 int rc = 0;
1346 char *dn;
1347 LDAPMessage *result = NULL;
1348 LDAPMessage *entry = NULL;
1349 LDAPMod **mods = NULL;
1350 char **attr_list;
1351
1352 result = pdb_get_backend_private_data(newpwd, my_methods);
1353 if (!result) {
1354 attr_list = get_userattr_list(ldap_state->schema_ver);
1355 rc = ldapsam_search_suffix_by_name(ldap_state, pdb_get_username(newpwd), &result, attr_list );
1356 free_attr_list( attr_list );
1357 if (rc != LDAP_SUCCESS) {
1358 return NT_STATUS_UNSUCCESSFUL;
1359 }
1360 pdb_set_backend_private_data(newpwd, result, private_data_free_fn, my_methods, PDB_CHANGED);
1361 }
1362
1363 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) == 0) {
1364 DEBUG(0, ("ldapsam_update_sam_account: No user to modify!\n"));
1365 return NT_STATUS_UNSUCCESSFUL;
1366 }
1367
1368 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1369 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
1370 if (!dn) {
1371 return NT_STATUS_UNSUCCESSFUL;
1372 }
1373
1374 DEBUG(4, ("ldapsam_update_sam_account: user %s to be modified has dn: %s\n", pdb_get_username(newpwd), dn));
1375
1376 if (!init_ldap_from_sam(ldap_state, entry, &mods, newpwd,
1377 element_is_changed)) {
1378 DEBUG(0, ("ldapsam_update_sam_account: init_ldap_from_sam failed!\n"));
1379 SAFE_FREE(dn);
1380 if (mods != NULL)
1381 ldap_mods_free(mods,True);
1382 return NT_STATUS_UNSUCCESSFUL;
1383 }
1384
1385 if (mods == NULL) {
1386 DEBUG(4,("ldapsam_update_sam_account: mods is empty: nothing to update for user: %s\n",
1387 pdb_get_username(newpwd)));
1388 SAFE_FREE(dn);
1389 return NT_STATUS_OK;
1390 }
1391
1392 ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,LDAP_MOD_REPLACE, element_is_changed);
1393 ldap_mods_free(mods,True);
1394 SAFE_FREE(dn);
1395
1396 if (!NT_STATUS_IS_OK(ret)) {
1397 char *ld_error = NULL;
1398 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1399 &ld_error);
1400 DEBUG(0,("ldapsam_update_sam_account: failed to modify user with uid = %s, error: %s (%s)\n",
1401 pdb_get_username(newpwd), ld_error?ld_error:"(unknwon)", ldap_err2string(rc)));
1402 SAFE_FREE(ld_error);
1403 return ret;
1404 }
1405
1406 DEBUG(2, ("ldapsam_update_sam_account: successfully modified uid = %s in the LDAP database\n",
1407 pdb_get_username(newpwd)));
1408 return NT_STATUS_OK;
1409 }
1410
1411 /**********************************************************************
1412 Helper function to determine for update_sam_account whether
1413 we need LDAP modification.
1414 *********************************************************************/
1415
1416 static BOOL element_is_set_or_changed(const SAM_ACCOUNT *sampass,
1417 enum pdb_elements element)
1418 {
1419 return (IS_SAM_SET(sampass, element) ||
1420 IS_SAM_CHANGED(sampass, element));
1421 }
1422
1423 /**********************************************************************
1424 Add SAM_ACCOUNT to LDAP.
1425 *********************************************************************/
1426
1427 static NTSTATUS ldapsam_add_sam_account(struct pdb_methods *my_methods, SAM_ACCOUNT * newpwd)
1428 {
1429 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1430 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1431 int rc;
1432 LDAPMessage *result = NULL;
1433 LDAPMessage *entry = NULL;
1434 pstring dn;
1435 LDAPMod **mods = NULL;
1436 int ldap_op = LDAP_MOD_REPLACE;
1437 uint32 num_result;
1438 char **attr_list;
1439 char *escape_user;
1440 const char *username = pdb_get_username(newpwd);
1441 const DOM_SID *sid = pdb_get_user_sid(newpwd);
1442 pstring filter;
1443 fstring sid_string;
1444
1445 if (!username || !*username) {
1446 DEBUG(0, ("ldapsam_add_sam_account: Cannot add user without a username!\n"));
1447 return NT_STATUS_INVALID_PARAMETER;
1448 }
1449
1450 /* free this list after the second search or in case we exit on failure */
1451 attr_list = get_userattr_list(ldap_state->schema_ver);
1452
1453 rc = ldapsam_search_suffix_by_name (ldap_state, username, &result, attr_list);
1454
1455 if (rc != LDAP_SUCCESS) {
1456 free_attr_list( attr_list );
1457 return NT_STATUS_UNSUCCESSFUL;
1458 }
1459
1460 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) != 0) {
1461 DEBUG(0,("ldapsam_add_sam_account: User '%s' already in the base, with samba attributes\n",
1462 username));
1463 ldap_msgfree(result);
1464 free_attr_list( attr_list );
1465 return NT_STATUS_UNSUCCESSFUL;
1466 }
1467 ldap_msgfree(result);
1468 result = NULL;
1469
1470 if (element_is_set_or_changed(newpwd, PDB_USERSID)) {
1471 rc = ldapsam_get_ldap_user_by_sid(ldap_state,
1472 sid, &result);
1473 if (rc == LDAP_SUCCESS) {
1474 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) != 0) {
1475 DEBUG(0,("ldapsam_add_sam_account: SID '%s' already in the base, with samba attributes\n",
1476 sid_to_string(sid_string, sid)));
1477 free_attr_list( attr_list );
1478 ldap_msgfree(result);
1479 return NT_STATUS_UNSUCCESSFUL;
1480 }
1481 ldap_msgfree(result);
1482 }
1483 }
1484
1485 /* does the entry already exist but without a samba attributes?
1486 we need to return the samba attributes here */
1487
1488 escape_user = escape_ldap_string_alloc( username );
1489 pstrcpy( filter, lp_ldap_filter() );
1490 all_string_sub( filter, "%u", escape_user, sizeof(filter) );
1491 SAFE_FREE( escape_user );
1492
1493 rc = smbldap_search_suffix(ldap_state->smbldap_state,
1494 filter, attr_list, &result);
1495 if ( rc != LDAP_SUCCESS ) {
1496 free_attr_list( attr_list );
1497 return NT_STATUS_UNSUCCESSFUL;
1498 }
1499
1500 num_result = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1501
1502 if (num_result > 1) {
1503 DEBUG (0, ("ldapsam_add_sam_account: More than one user with that uid exists: bailing out!\n"));
1504 free_attr_list( attr_list );
1505 ldap_msgfree(result);
1506 return NT_STATUS_UNSUCCESSFUL;
1507 }
1508
1509 /* Check if we need to update an existing entry */
1510 if (num_result == 1) {
1511 char *tmp;
1512
1513 DEBUG(3,("ldapsam_add_sam_account: User exists without samba attributes: adding them\n"));
1514 ldap_op = LDAP_MOD_REPLACE;
1515 entry = ldap_first_entry (ldap_state->smbldap_state->ldap_struct, result);
1516 tmp = smbldap_get_dn (ldap_state->smbldap_state->ldap_struct, entry);
1517 if (!tmp) {
1518 free_attr_list( attr_list );
1519 ldap_msgfree(result);
1520 return NT_STATUS_UNSUCCESSFUL;
1521 }
1522 slprintf (dn, sizeof (dn) - 1, "%s", tmp);
1523 SAFE_FREE(tmp);
1524
1525 } else if (ldap_state->schema_ver == SCHEMAVER_SAMBASAMACCOUNT) {
1526
1527 /* There might be a SID for this account already - say an idmap entry */
1528
1529 pstr_sprintf(filter, "(&(%s=%s)(|(objectClass=%s)(objectClass=%s)))",
1530 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
1531 sid_to_string(sid_string, sid),
1532 LDAP_OBJ_IDMAP_ENTRY,
1533 LDAP_OBJ_SID_ENTRY);
1534
1535 /* free old result before doing a new search */
1536 if (result != NULL) {
1537 ldap_msgfree(result);
1538 result = NULL;
1539 }
1540 rc = smbldap_search_suffix(ldap_state->smbldap_state,
1541 filter, attr_list, &result);
1542
1543 if ( rc != LDAP_SUCCESS ) {
1544 free_attr_list( attr_list );
1545 return NT_STATUS_UNSUCCESSFUL;
1546 }
1547
1548 num_result = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1549
1550 if (num_result > 1) {
1551 DEBUG (0, ("ldapsam_add_sam_account: More than one user with that uid exists: bailing out!\n"));
1552 free_attr_list( attr_list );
1553 ldap_msgfree(result);
1554 return NT_STATUS_UNSUCCESSFUL;
1555 }
1556
1557 /* Check if we need to update an existing entry */
1558 if (num_result == 1) {
1559 char *tmp;
1560
1561 DEBUG(3,("ldapsam_add_sam_account: User exists without samba attributes: adding them\n"));
1562 ldap_op = LDAP_MOD_REPLACE;
1563 entry = ldap_first_entry (ldap_state->smbldap_state->ldap_struct, result);
1564 tmp = smbldap_get_dn (ldap_state->smbldap_state->ldap_struct, entry);
1565 if (!tmp) {
1566 free_attr_list( attr_list );
1567 ldap_msgfree(result);
1568 return NT_STATUS_UNSUCCESSFUL;
1569 }
1570 slprintf (dn, sizeof (dn) - 1, "%s", tmp);
1571 SAFE_FREE(tmp);
1572 }
1573 }
1574
1575 free_attr_list( attr_list );
1576
1577 if (num_result == 0) {
1578 /* Check if we need to add an entry */
1579 DEBUG(3,("ldapsam_add_sam_account: Adding new user\n"));
1580 ldap_op = LDAP_MOD_ADD;
1581 if (username[strlen(username)-1] == '$') {
1582 slprintf (dn, sizeof (dn) - 1, "uid=%s,%s", username, lp_ldap_machine_suffix ());
1583 } else {
1584 slprintf (dn, sizeof (dn) - 1, "uid=%s,%s", username, lp_ldap_user_suffix ());
1585 }
1586 }
1587
1588 if (!init_ldap_from_sam(ldap_state, entry, &mods, newpwd,
1589 element_is_set_or_changed)) {
1590 DEBUG(0, ("ldapsam_add_sam_account: init_ldap_from_sam failed!\n"));
1591 ldap_msgfree(result);
1592 if (mods != NULL)
1593 ldap_mods_free(mods,True);
1594 return NT_STATUS_UNSUCCESSFUL;
1595 }
1596
1597 ldap_msgfree(result);
1598
1599 if (mods == NULL) {
1600 DEBUG(0,("ldapsam_add_sam_account: mods is empty: nothing to add for user: %s\n",pdb_get_username(newpwd)));
1601 return NT_STATUS_UNSUCCESSFUL;
1602 }
1603 switch ( ldap_state->schema_ver ) {
1604 case SCHEMAVER_SAMBAACCOUNT:
1605 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_SAMBAACCOUNT);
1606 break;
1607 case SCHEMAVER_SAMBASAMACCOUNT:
1608 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_SAMBASAMACCOUNT);
1609 break;
1610 default:
1611 DEBUG(0,("ldapsam_add_sam_account: invalid schema version specified\n"));
1612 break;
1613 }
1614
1615 ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,ldap_op, element_is_set_or_changed);
1616 if (!NT_STATUS_IS_OK(ret)) {
1617 DEBUG(0,("ldapsam_add_sam_account: failed to modify/add user with uid = %s (dn = %s)\n",
1618 pdb_get_username(newpwd),dn));
1619 ldap_mods_free(mods, True);
1620 return ret;
1621 }
1622
1623 DEBUG(2,("ldapsam_add_sam_account: added: uid == %s in the LDAP database\n", pdb_get_username(newpwd)));
1624 ldap_mods_free(mods, True);
1625
1626 return NT_STATUS_OK;
1627 }
1628
1629 /**********************************************************************
1630 *********************************************************************/
1631
1632 static int ldapsam_search_one_group (struct ldapsam_privates *ldap_state,
1633 const char *filter,
1634 LDAPMessage ** result)
1635 {
1636 int scope = LDAP_SCOPE_SUBTREE;
1637 int rc;
1638 char **attr_list;
1639
1640 attr_list = get_attr_list(groupmap_attr_list);
1641 rc = smbldap_search(ldap_state->smbldap_state,
1642 lp_ldap_group_suffix (), scope,
1643 filter, attr_list, 0, result);
1644 free_attr_list( attr_list );
1645
1646 if (rc != LDAP_SUCCESS) {
1647 char *ld_error = NULL;
1648 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1649 &ld_error);
1650 DEBUG(0, ("ldapsam_search_one_group: "
1651 "Problem during the LDAP search: LDAP error: %s (%s)\n",
1652 ld_error?ld_error:"(unknown)", ldap_err2string(rc)));
1653 DEBUGADD(3, ("ldapsam_search_one_group: Query was: %s, %s\n",
1654 lp_ldap_group_suffix(), filter));
1655 SAFE_FREE(ld_error);
1656 }
1657
1658 return rc;
1659 }
1660
1661 /**********************************************************************
1662 *********************************************************************/
1663
1664 static BOOL init_group_from_ldap(struct ldapsam_privates *ldap_state,
1665 GROUP_MAP *map, LDAPMessage *entry)
1666 {
1667 pstring temp;
1668
1669 if (ldap_state == NULL || map == NULL || entry == NULL ||
1670 ldap_state->smbldap_state->ldap_struct == NULL) {
1671 DEBUG(0, ("init_group_from_ldap: NULL parameters found!\n"));
1672 return False;
1673 }
1674
1675 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
1676 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER), temp)) {
1677 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
1678 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GIDNUMBER)));
1679 return False;
1680 }
1681 DEBUG(2, ("init_group_from_ldap: Entry found for group: %s\n", temp));
1682
1683 map->gid = (gid_t)atol(temp);
1684
1685 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
1686 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_SID), temp)) {
1687 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
1688 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_SID)));
1689 return False;
1690 }
1691
1692 if (!string_to_sid(&map->sid, temp)) {
1693 DEBUG(1, ("SID string [%s] could not be read as a valid SID\n", temp));
1694 return False;
1695 }
1696
1697 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
1698 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_TYPE), temp)) {
1699 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
1700 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_TYPE)));
1701 return False;
1702 }
1703 map->sid_name_use = (enum SID_NAME_USE)atol(temp);
1704
1705 if ((map->sid_name_use < SID_NAME_USER) ||
1706 (map->sid_name_use > SID_NAME_UNKNOWN)) {
1707 DEBUG(0, ("init_group_from_ldap: Unknown Group type: %d\n", map->sid_name_use));
1708 return False;
1709 }
1710
1711 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
1712 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), temp)) {
1713 temp[0] = '\0';
1714 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
1715 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_CN), temp))
1716 {
1717 DEBUG(0, ("init_group_from_ldap: Attributes cn not found either \
1718 for gidNumber(%lu)\n",(unsigned long)map->gid));
1719 return False;
1720 }
1721 }
1722 fstrcpy(map->nt_name, temp);
1723
1724 if (!smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
1725 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DESC), temp)) {
1726 temp[0] = '\0';
1727 }
1728 fstrcpy(map->comment, temp);
1729
1730 return True;
1731 }
1732
1733 /**********************************************************************
1734 *********************************************************************/
1735
1736 static BOOL init_ldap_from_group(LDAP *ldap_struct,
1737 LDAPMessage *existing,
1738 LDAPMod ***mods,
1739 const GROUP_MAP *map)
1740 {
1741 pstring tmp;
1742
1743 if (mods == NULL || map == NULL) {
1744 DEBUG(0, ("init_ldap_from_group: NULL parameters found!\n"));
1745 return False;
1746 }
1747
1748 *mods = NULL;
1749
1750 sid_to_string(tmp, &map->sid);
1751
1752 smbldap_make_mod(ldap_struct, existing, mods,
1753 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GROUP_SID), tmp);
1754 pstr_sprintf(tmp, "%i", map->sid_name_use);
1755 smbldap_make_mod(ldap_struct, existing, mods,
1756 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GROUP_TYPE), tmp);
1757
1758 smbldap_make_mod(ldap_struct, existing, mods,
1759 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), map->nt_name);
1760 smbldap_make_mod(ldap_struct, existing, mods,
1761 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DESC), map->comment);
1762
1763 return True;
1764 }
1765
1766 /**********************************************************************
1767 *********************************************************************/
1768
1769 static NTSTATUS ldapsam_getgroup(struct pdb_methods *methods,
1770 const char *filter,
1771 GROUP_MAP *map)
1772 {
1773 struct ldapsam_privates *ldap_state =
1774 (struct ldapsam_privates *)methods->private_data;
1775 LDAPMessage *result = NULL;
1776 LDAPMessage *entry = NULL;
1777 int count;
1778
1779 if (ldapsam_search_one_group(ldap_state, filter, &result)
1780 != LDAP_SUCCESS) {
1781 return NT_STATUS_NO_SUCH_GROUP;
1782 }
1783
1784 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1785
1786 if (count < 1) {
1787 DEBUG(4, ("ldapsam_getgroup: Did not find group\n"));
1788 ldap_msgfree(result);
1789 return NT_STATUS_NO_SUCH_GROUP;
1790 }
1791
1792 if (count > 1) {
1793 DEBUG(1, ("ldapsam_getgroup: Duplicate entries for filter %s: count=%d\n",
1794 filter, count));
1795 ldap_msgfree(result);
1796 return NT_STATUS_NO_SUCH_GROUP;
1797 }
1798
1799 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1800
1801 if (!entry) {
1802 ldap_msgfree(result);
1803 return NT_STATUS_UNSUCCESSFUL;
1804 }
1805
1806 if (!init_group_from_ldap(ldap_state, map, entry)) {
1807 DEBUG(1, ("ldapsam_getgroup: init_group_from_ldap failed for group filter %s\n",
1808 filter));
1809 ldap_msgfree(result);
1810 return NT_STATUS_NO_SUCH_GROUP;
1811 }
1812
1813 ldap_msgfree(result);
1814 return NT_STATUS_OK;
1815 }
1816
1817 /**********************************************************************
1818 *********************************************************************/
1819
1820 static NTSTATUS ldapsam_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
1821 DOM_SID sid)
1822 {
1823 pstring filter;
1824
1825 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%s))",
1826 LDAP_OBJ_GROUPMAP,
1827 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GROUP_SID),
1828 sid_string_static(&sid));
1829
1830 return ldapsam_getgroup(methods, filter, map);
1831 }
1832
1833 /**********************************************************************
1834 *********************************************************************/
1835
1836 static NTSTATUS ldapsam_getgrgid(struct pdb_methods *methods, GROUP_MAP *map,
1837 gid_t gid)
1838 {
1839 pstring filter;
1840
1841 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%lu))",
1842 LDAP_OBJ_GROUPMAP,
1843 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER),
1844 (unsigned long)gid);
1845
1846 return ldapsam_getgroup(methods, filter, map);
1847 }
1848
1849 /**********************************************************************
1850 *********************************************************************/
1851
1852 static NTSTATUS ldapsam_getgrnam(struct pdb_methods *methods, GROUP_MAP *map,
1853 const char *name)
1854 {
1855 pstring filter;
1856 char *escape_name = escape_ldap_string_alloc(name);
1857
1858 if (!escape_name) {
1859 return NT_STATUS_NO_MEMORY;
1860 }
1861
1862 pstr_sprintf(filter, "(&(objectClass=%s)(|(%s=%s)(%s=%s)))",
1863 LDAP_OBJ_GROUPMAP,
1864 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), escape_name,
1865 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_CN), escape_name);
1866
1867 SAFE_FREE(escape_name);
1868
1869 return ldapsam_getgroup(methods, filter, map);
1870 }
1871
1872 /**********************************************************************
1873 *********************************************************************/
1874
1875 static int ldapsam_search_one_group_by_gid(struct ldapsam_privates *ldap_state,
1876 gid_t gid,
1877 LDAPMessage **result)
1878 {
1879 pstring filter;
1880
1881 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%lu))",
1882 LDAP_OBJ_POSIXGROUP,
1883 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER),
1884 (unsigned long)gid);
1885
1886 return ldapsam_search_one_group(ldap_state, filter, result);
1887 }
1888
1889 /**********************************************************************
1890 *********************************************************************/
1891
1892 static NTSTATUS ldapsam_add_group_mapping_entry(struct pdb_methods *methods,
1893 GROUP_MAP *map)
1894 {
1895 struct ldapsam_privates *ldap_state =
1896 (struct ldapsam_privates *)methods->private_data;
1897 LDAPMessage *result = NULL;
1898 LDAPMod **mods = NULL;
1899 int count;
1900
1901 char *tmp;
1902 pstring dn;
1903 LDAPMessage *entry;
1904
1905 GROUP_MAP dummy;
1906
1907 int rc;
1908
1909 if (NT_STATUS_IS_OK(ldapsam_getgrgid(methods, &dummy,
1910 map->gid))) {
1911 DEBUG(0, ("ldapsam_add_group_mapping_entry: Group %ld already exists in LDAP\n", (unsigned long)map->gid));
1912 return NT_STATUS_UNSUCCESSFUL;
1913 }
1914
1915 rc = ldapsam_search_one_group_by_gid(ldap_state, map->gid, &result);
1916 if (rc != LDAP_SUCCESS) {
1917 ldap_msgfree(result);
1918 return NT_STATUS_UNSUCCESSFUL;
1919 }
1920
1921 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1922
1923 if ( count == 0 ) {
1924 ldap_msgfree(result);
1925 return NT_STATUS_UNSUCCESSFUL;
1926 }
1927
1928 if (count > 1) {
1929 DEBUG(2, ("ldapsam_add_group_mapping_entry: Group %lu must exist exactly once in LDAP\n",
1930 (unsigned long)map->gid));
1931 ldap_msgfree(result);
1932 return NT_STATUS_UNSUCCESSFUL;
1933 }
1934
1935 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1936 tmp = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
1937 if (!tmp) {
1938 ldap_msgfree(result);
1939 return NT_STATUS_UNSUCCESSFUL;
1940 }
1941 pstrcpy(dn, tmp);
1942 SAFE_FREE(tmp);
1943
1944 if (!init_ldap_from_group(ldap_state->smbldap_state->ldap_struct,
1945 result, &mods, map)) {
1946 DEBUG(0, ("ldapsam_add_group_mapping_entry: init_ldap_from_group failed!\n"));
1947 ldap_mods_free(mods, True);
1948 ldap_msgfree(result);
1949 return NT_STATUS_UNSUCCESSFUL;
1950 }
1951
1952 ldap_msgfree(result);
1953
1954 if (mods == NULL) {
1955 DEBUG(0, ("ldapsam_add_group_mapping_entry: mods is empty\n"));
1956 return NT_STATUS_UNSUCCESSFUL;
1957 }
1958
1959 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_GROUPMAP );
1960
1961 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
1962 ldap_mods_free(mods, True);
1963
1964 if (rc != LDAP_SUCCESS) {
1965 char *ld_error = NULL;
1966 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1967 &ld_error);
1968 DEBUG(0, ("ldapsam_add_group_mapping_entry: failed to add group %lu error: %s (%s)\n", (unsigned long)map->gid,
1969 ld_error ? ld_error : "(unknown)", ldap_err2string(rc)));
1970 SAFE_FREE(ld_error);
1971 return NT_STATUS_UNSUCCESSFUL;
1972 }
1973
1974 DEBUG(2, ("ldapsam_add_group_mapping_entry: successfully modified group %lu in LDAP\n", (unsigned long)map->gid));
1975 return NT_STATUS_OK;
1976 }
1977
1978 /**********************************************************************
1979 *********************************************************************/
1980
1981 static NTSTATUS ldapsam_update_group_mapping_entry(struct pdb_methods *methods,
1982 GROUP_MAP *map)
1983 {
1984 struct ldapsam_privates *ldap_state =
1985 (struct ldapsam_privates *)methods->private_data;
1986 int rc;
1987 char *dn = NULL;
1988 LDAPMessage *result = NULL;
1989 LDAPMessage *entry = NULL;
1990 LDAPMod **mods = NULL;
1991
1992 rc = ldapsam_search_one_group_by_gid(ldap_state, map->gid, &result);
1993
1994 if (rc != LDAP_SUCCESS) {
1995 return NT_STATUS_UNSUCCESSFUL;
1996 }
1997
1998 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) == 0) {
1999 DEBUG(0, ("ldapsam_update_group_mapping_entry: No group to modify!\n"));
2000 ldap_msgfree(result);
2001 return NT_STATUS_UNSUCCESSFUL;
2002 }
2003
2004 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
2005
2006 if (!init_ldap_from_group(ldap_state->smbldap_state->ldap_struct,
2007 result, &mods, map)) {
2008 DEBUG(0, ("ldapsam_update_group_mapping_entry: init_ldap_from_group failed\n"));
2009 ldap_msgfree(result);
2010 if (mods != NULL)
2011 ldap_mods_free(mods,True);
2012 return NT_STATUS_UNSUCCESSFUL;
2013 }
2014
2015 if (mods == NULL) {
2016 DEBUG(4, ("ldapsam_update_group_mapping_entry: mods is empty: nothing to do\n"));
2017 ldap_msgfree(result);
2018 return NT_STATUS_OK;
2019 }
2020
2021 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
2022 if (!dn) {
2023 ldap_msgfree(result);
2024 return NT_STATUS_UNSUCCESSFUL;
2025 }
2026 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
2027 SAFE_FREE(dn);
2028
2029 ldap_mods_free(mods, True);
2030 ldap_msgfree(result);
2031
2032 if (rc != LDAP_SUCCESS) {
2033 char *ld_error = NULL;
2034 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
2035 &ld_error);
2036 DEBUG(0, ("ldapsam_update_group_mapping_entry: failed to modify group %lu error: %s (%s)\n", (unsigned long)map->gid,
2037 ld_error ? ld_error : "(unknown)", ldap_err2string(rc)));
2038 SAFE_FREE(ld_error);
2039 return NT_STATUS_UNSUCCESSFUL;
2040 }
2041
2042 DEBUG(2, ("ldapsam_update_group_mapping_entry: successfully modified group %lu in LDAP\n", (unsigned long)map->gid));
2043 return NT_STATUS_OK;
2044 }
2045
2046 /**********************************************************************
2047 *********************************************************************/
2048
2049 static NTSTATUS ldapsam_delete_group_mapping_entry(struct pdb_methods *methods,
2050 DOM_SID sid)
2051 {
2052 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)methods->private_data;
2053 pstring sidstring, filter;
2054 LDAPMessage *result = NULL;
2055 int rc;
2056 NTSTATUS ret;
2057 char **attr_list;
2058
2059 sid_to_string(sidstring, &sid);
2060
2061 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%s))",
2062 LDAP_OBJ_GROUPMAP, LDAP_ATTRIBUTE_SID, sidstring);
2063
2064 rc = ldapsam_search_one_group(ldap_state, filter, &result);
2065
2066 if (rc != LDAP_SUCCESS) {
2067 return NT_STATUS_NO_SUCH_GROUP;
2068 }
2069
2070 attr_list = get_attr_list( groupmap_attr_list_to_delete );
2071 ret = ldapsam_delete_entry(ldap_state, result, LDAP_OBJ_GROUPMAP, attr_list);
2072 free_attr_list ( attr_list );
2073
2074 ldap_msgfree(result);
2075
2076 return ret;
2077 }
2078
2079 /**********************************************************************
2080 *********************************************************************/
2081
2082 static NTSTATUS ldapsam_setsamgrent(struct pdb_methods *my_methods, BOOL update)
2083 {
2084 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
2085 fstring filter;
2086 int rc;
2087 char **attr_list;
2088
2089 pstr_sprintf( filter, "(objectclass=%s)", LDAP_OBJ_GROUPMAP);
2090 attr_list = get_attr_list( groupmap_attr_list );
2091 rc = smbldap_search(ldap_state->smbldap_state, lp_ldap_group_suffix(),
2092 LDAP_SCOPE_SUBTREE, filter,
2093 attr_list, 0, &ldap_state->result);
2094 free_attr_list( attr_list );
2095
2096 if (rc != LDAP_SUCCESS) {
2097 DEBUG(0, ("ldapsam_setsamgrent: LDAP search failed: %s\n", ldap_err2string(rc)));
2098 DEBUG(3, ("ldapsam_setsamgrent: Query was: %s, %s\n", lp_ldap_group_suffix(), filter));
2099 ldap_msgfree(ldap_state->result);
2100 ldap_state->result = NULL;
2101 return NT_STATUS_UNSUCCESSFUL;
2102 }
2103
2104 DEBUG(2, ("ldapsam_setsampwent: %d entries in the base!\n",
2105 ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
2106 ldap_state->result)));
2107
2108 ldap_state->entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, ldap_state->result);
2109 ldap_state->index = 0;
2110
2111 return NT_STATUS_OK;
2112 }
2113
2114 /**********************************************************************
2115 *********************************************************************/
2116
2117 static void ldapsam_endsamgrent(struct pdb_methods *my_methods)
2118 {
2119 ldapsam_endsampwent(my_methods);
2120 }
2121
2122 /**********************************************************************
2123 *********************************************************************/
2124
2125 static NTSTATUS ldapsam_getsamgrent(struct pdb_methods *my_methods,
2126 GROUP_MAP *map)
2127 {
2128 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
2129 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
2130 BOOL bret = False;
2131
2132 while (!bret) {
2133 if (!ldap_state->entry)
2134 return ret;
2135
2136 ldap_state->index++;
2137 bret = init_group_from_ldap(ldap_state, map, ldap_state->entry);
2138
2139 ldap_state->entry = ldap_next_entry(ldap_state->smbldap_state->ldap_struct,
2140 ldap_state->entry);
2141 }
2142
2143 return NT_STATUS_OK;
2144 }
2145
2146 /**********************************************************************
2147 *********************************************************************/
2148
2149 static NTSTATUS ldapsam_enum_group_mapping(struct pdb_methods *methods,
2150 enum SID_NAME_USE sid_name_use,
2151 GROUP_MAP **rmap, int *num_entries,
2152 BOOL unix_only)
2153 {
2154 GROUP_MAP map;
2155 GROUP_MAP *mapt;
2156 int entries = 0;
2157
2158 *num_entries = 0;
2159 *rmap = NULL;
2160
2161 if (!NT_STATUS_IS_OK(ldapsam_setsamgrent(methods, False))) {
2162 DEBUG(0, ("ldapsam_enum_group_mapping: Unable to open passdb\n"));
2163 return NT_STATUS_ACCESS_DENIED;
2164 }
2165
2166 while (NT_STATUS_IS_OK(ldapsam_getsamgrent(methods, &map))) {
2167 if (sid_name_use != SID_NAME_UNKNOWN &&
2168 sid_name_use != map.sid_name_use) {
2169 DEBUG(11,("ldapsam_enum_group_mapping: group %s is not of the requested type\n", map.nt_name));
2170 continue;
2171 }
2172 if (unix_only==ENUM_ONLY_MAPPED && map.gid==-1) {
2173 DEBUG(11,("ldapsam_enum_group_mapping: group %s is non mapped\n", map.nt_name));
2174 continue;
2175 }
2176
2177 mapt=(GROUP_MAP *)Realloc((*rmap), (entries+1)*sizeof(GROUP_MAP));
2178 if (!mapt) {
2179 DEBUG(0,("ldapsam_enum_group_mapping: Unable to enlarge group map!\n"));
2180 SAFE_FREE(*rmap);
2181 return NT_STATUS_UNSUCCESSFUL;
2182 }
2183 else
2184 (*rmap) = mapt;
2185
2186 mapt[entries] = map;
2187
2188 entries += 1;
2189
2190 }
2191 ldapsam_endsamgrent(methods);
2192
2193 *num_entries = entries;
2194
2195 return NT_STATUS_OK;
2196 }
2197
2198 /**********************************************************************
2199 Housekeeping
2200 *********************************************************************/
2201
2202 static void free_private_data(void **vp)
2203 {
2204 struct ldapsam_privates **ldap_state = (struct ldapsam_privates **)vp;
2205
2206 smbldap_free_struct(&(*ldap_state)->smbldap_state);
2207
2208 if ((*ldap_state)->result != NULL) {
2209 ldap_msgfree((*ldap_state)->result);
2210 (*ldap_state)->result = NULL;
2211 }
2212
2213 *ldap_state = NULL;
2214
2215 /* No need to free any further, as it is talloc()ed */
2216 }
2217
2218 /**********************************************************************
2219 Intitalise the parts of the pdb_context that are common to all pdb_ldap modes
2220 *********************************************************************/
2221
2222 static NTSTATUS pdb_init_ldapsam_common(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method,
2223 const char *location)
2224 {
2225 NTSTATUS nt_status;
2226 struct ldapsam_privates *ldap_state;
2227
2228 if (!NT_STATUS_IS_OK(nt_status = make_pdb_methods(pdb_context->mem_ctx, pdb_method))) {
2229 return nt_status;
2230 }
2231
2232 (*pdb_method)->name = "ldapsam";
2233
2234 (*pdb_method)->setsampwent = ldapsam_setsampwent;
2235 (*pdb_method)->endsampwent = ldapsam_endsampwent;
2236 (*pdb_method)->getsampwent = ldapsam_getsampwent;
2237 (*pdb_method)->getsampwnam = ldapsam_getsampwnam;
2238 (*pdb_method)->getsampwsid = ldapsam_getsampwsid;
2239 (*pdb_method)->add_sam_account = ldapsam_add_sam_account;
2240 (*pdb_method)->update_sam_account = ldapsam_update_sam_account;
2241 (*pdb_method)->delete_sam_account = ldapsam_delete_sam_account;
2242
2243 (*pdb_method)->getgrsid = ldapsam_getgrsid;
2244 (*pdb_method)->getgrgid = ldapsam_getgrgid;
2245 (*pdb_method)->getgrnam = ldapsam_getgrnam;
2246 (*pdb_method)->add_group_mapping_entry = ldapsam_add_group_mapping_entry;
2247 (*pdb_method)->update_group_mapping_entry = ldapsam_update_group_mapping_entry;
2248 (*pdb_method)->delete_group_mapping_entry = ldapsam_delete_group_mapping_entry;
2249 (*pdb_method)->enum_group_mapping = ldapsam_enum_group_mapping;
2250
2251 /* TODO: Setup private data and free */
2252
2253 ldap_state = talloc_zero(pdb_context->mem_ctx, sizeof(*ldap_state));
2254 if (!ldap_state) {
2255 DEBUG(0, ("pdb_init_ldapsam_common: talloc() failed for ldapsam private_data!\n"));
2256 return NT_STATUS_NO_MEMORY;
2257 }
2258
2259 if (!NT_STATUS_IS_OK(nt_status =
2260 smbldap_init(pdb_context->mem_ctx, location,
2261 &ldap_state->smbldap_state)));
2262
2263 ldap_state->domain_name = talloc_strdup(pdb_context->mem_ctx, get_global_sam_name());
2264 if (!ldap_state->domain_name) {
2265 return NT_STATUS_NO_MEMORY;
2266 }
2267
2268 (*pdb_method)->private_data = ldap_state;
2269
2270 (*pdb_method)->free_private_data = free_private_data;
2271
2272 return NT_STATUS_OK;
2273 }
2274
2275 /**********************************************************************
2276 Initialise the 'compat' mode for pdb_ldap
2277 *********************************************************************/
2278
2279 static NTSTATUS pdb_init_ldapsam_compat(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
2280 {
2281 NTSTATUS nt_status;
2282 struct ldapsam_privates *ldap_state;
2283
2284 #ifdef WITH_LDAP_SAMCONFIG
2285 if (!location) {
2286 int ldap_port = lp_ldap_port();
2287
2288 /* remap default port if not using SSL (ie clear or TLS) */
2289 if ( (lp_ldap_ssl() != LDAP_SSL_ON) && (ldap_port == 636) ) {
2290 ldap_port = 389;
2291 }
2292
2293 location = talloc_asprintf(pdb_context->mem_ctx, "%s://%s:%d", lp_ldap_ssl() == LDAP_SSL_ON ? "ldaps" : "ldap", lp_ldap_server(), ldap_port);
2294 if (!location) {
2295 return NT_STATUS_NO_MEMORY;
2296 }
2297 }
2298 #endif
2299
2300 if (!NT_STATUS_IS_OK(nt_status = pdb_init_ldapsam_common(pdb_context, pdb_method, location))) {
2301 return nt_status;
2302 }
2303
2304 (*pdb_method)->name = "ldapsam_compat";
2305
2306 ldap_state = (*pdb_method)->private_data;
2307 ldap_state->schema_ver = SCHEMAVER_SAMBAACCOUNT;
2308
2309 sid_copy(&ldap_state->domain_sid, get_global_sam_sid());
2310
2311 return NT_STATUS_OK;
2312 }
2313
2314 /**********************************************************************
2315 Initialise the normal mode for pdb_ldap
2316 *********************************************************************/
2317
2318 static NTSTATUS pdb_init_ldapsam(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
2319 {
2320 NTSTATUS nt_status;
2321 struct ldapsam_privates *ldap_state;
2322 uint32 alg_rid_base;
2323 pstring alg_rid_base_string;
2324 LDAPMessage *result = NULL;
2325 LDAPMessage *entry = NULL;
2326 DOM_SID ldap_domain_sid;
2327 DOM_SID secrets_domain_sid;
2328 pstring domain_sid_string;
2329
2330 if (!NT_STATUS_IS_OK(nt_status = pdb_init_ldapsam_common(pdb_context, pdb_method, location))) {
2331 return nt_status;
2332 }
2333
2334 (*pdb_method)->name = "ldapsam";
2335
2336 ldap_state = (*pdb_method)->private_data;
2337 ldap_state->schema_ver = SCHEMAVER_SAMBASAMACCOUNT;
2338
2339 /* Try to setup the Domain Name, Domain SID, algorithmic rid base */
2340
2341 nt_status = smbldap_search_domain_info(ldap_state->smbldap_state, &result,
2342 ldap_state->domain_name, True);
2343
2344 if ( !NT_STATUS_IS_OK(nt_status) ) {
2345 DEBUG(2, ("pdb_init_ldapsam: WARNING: Could not get domain info, nor add one to the domain\n"));
2346 DEBUGADD(2, ("pdb_init_ldapsam: Continuing on regardless, will be unable to allocate new users/groups, \
2347 and will risk BDCs having inconsistant SIDs\n"));
2348 sid_copy(&ldap_state->domain_sid, get_global_sam_sid());
2349 return NT_STATUS_OK;
2350 }
2351
2352 /* Given that the above might fail, everything below this must be optional */
2353
2354 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
2355 if (!entry) {
2356 DEBUG(0, ("pdb_init_ldapsam: Could not get domain info entry\n"));
2357 ldap_msgfree(result);
2358 return NT_STATUS_UNSUCCESSFUL;
2359 }
2360
2361 if (smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
2362 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
2363 domain_sid_string)) {
2364 BOOL found_sid;
2365 if (!string_to_sid(&ldap_domain_sid, domain_sid_string)) {
2366 DEBUG(1, ("pdb_init_ldapsam: SID [%s] could not be read as a valid SID\n", domain_sid_string));
2367 return NT_STATUS_INVALID_PARAMETER;
2368 }
2369 found_sid = secrets_fetch_domain_sid(ldap_state->domain_name, &secrets_domain_sid);
2370 if (!found_sid || !sid_equal(&secrets_domain_sid, &ldap_domain_sid)) {
2371 /* reset secrets.tdb sid */
2372 secrets_store_domain_sid(ldap_state->domain_name, &ldap_domain_sid);
2373 }
2374 sid_copy(&ldap_state->domain_sid, &ldap_domain_sid);
2375 }
2376
2377 if (smbldap_get_single_attribute(ldap_state->smbldap_state->ldap_struct, entry,
2378 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_ALGORITHMIC_RID_BASE),
2379 alg_rid_base_string)) {
2380 alg_rid_base = (uint32)atol(alg_rid_base_string);
2381 if (alg_rid_base != algorithmic_rid_base()) {
2382 DEBUG(0, ("The value of 'algorithmic RID base' has changed since the LDAP\n"
2383 "database was initialised. Aborting. \n"));
2384 ldap_msgfree(result);
2385 return NT_STATUS_UNSUCCESSFUL;
2386 }
2387 }
2388 ldap_msgfree(result);
2389
2390 return NT_STATUS_OK;
2391 }
2392
2393 NTSTATUS pdb_ldap_init(void)
2394 {
2395 NTSTATUS nt_status;
2396 if (!NT_STATUS_IS_OK(nt_status = smb_register_passdb(PASSDB_INTERFACE_VERSION, "ldapsam", pdb_init_ldapsam)))
2397 return nt_status;
2398
2399 if (!NT_STATUS_IS_OK(nt_status = smb_register_passdb(PASSDB_INTERFACE_VERSION, "ldapsam_compat", pdb_init_ldapsam_compat)))
2400 return nt_status;
2401
2402 return NT_STATUS_OK;
2403 }
aatanasov's samba4 branch