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Merge from 3.0. Fix munged dial in pdb_ldap
[Samba/gebeck_regimport.git] / source / passdb / pdb_ldap.c
blob0ebb63b3fbb819141a6be248c49f670247755d58
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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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_pstring(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, sizeof(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_pstring (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_pstring (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_pstring (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_pstring(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_pstring(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 if (need_update(sampass, PDB_LMPASSWD)) {
914 const uchar *lm_pw = pdb_get_lanman_passwd(sampass);
915 if (lm_pw) {
916 pdb_sethexpwd(temp, lm_pw,
917 pdb_get_acct_ctrl(sampass));
918 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
919 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LMPW),
920 temp);
921 } else {
922 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
923 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_LMPW),
924 NULL);
925 }
926 }
927 if (need_update(sampass, PDB_NTPASSWD)) {
928 const uchar *nt_pw = pdb_get_nt_passwd(sampass);
929 if (nt_pw) {
930 pdb_sethexpwd(temp, nt_pw,
931 pdb_get_acct_ctrl(sampass));
932 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
933 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_NTPW),
934 temp);
935 } else {
936 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
937 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_NTPW),
938 NULL);
939 }
940 }
941
942 if (need_update(sampass, PDB_PASSLASTSET)) {
943 slprintf (temp, sizeof (temp) - 1, "%li", pdb_get_pass_last_set_time(sampass));
944 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
945 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_PWD_LAST_SET),
946 temp);
947 }
948 }
949
950 /* FIXME: Hours stuff goes in LDAP */
951
952 if (need_update(sampass, PDB_ACCTCTRL))
953 smbldap_make_mod(ldap_state->smbldap_state->ldap_struct, existing, mods,
954 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_ACB_INFO),
955 pdb_encode_acct_ctrl (pdb_get_acct_ctrl(sampass), NEW_PW_FORMAT_SPACE_PADDED_LEN));
956
957 return True;
958 }
959
960 /**********************************************************************
961 Connect to LDAP server for password enumeration.
962 *********************************************************************/
963
964 static NTSTATUS ldapsam_setsampwent(struct pdb_methods *my_methods, BOOL update)
965 {
966 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
967 int rc;
968 pstring filter;
969 char **attr_list;
970
971 pstr_sprintf( filter, "(&%s%s)", lp_ldap_filter(),
972 get_objclass_filter(ldap_state->schema_ver));
973 all_string_sub(filter, "%u", "*", sizeof(pstring));
974
975 attr_list = get_userattr_list(ldap_state->schema_ver);
976 rc = smbldap_search_suffix(ldap_state->smbldap_state, filter,
977 attr_list, &ldap_state->result);
978 free_attr_list( attr_list );
979
980 if (rc != LDAP_SUCCESS) {
981 DEBUG(0, ("ldapsam_setsampwent: LDAP search failed: %s\n", ldap_err2string(rc)));
982 DEBUG(3, ("ldapsam_setsampwent: Query was: %s, %s\n", lp_ldap_suffix(), filter));
983 ldap_msgfree(ldap_state->result);
984 ldap_state->result = NULL;
985 return NT_STATUS_UNSUCCESSFUL;
986 }
987
988 DEBUG(2, ("ldapsam_setsampwent: %d entries in the base!\n",
989 ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
990 ldap_state->result)));
991
992 ldap_state->entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct,
993 ldap_state->result);
994 ldap_state->index = 0;
995
996 return NT_STATUS_OK;
997 }
998
999 /**********************************************************************
1000 End enumeration of the LDAP password list.
1001 *********************************************************************/
1002
1003 static void ldapsam_endsampwent(struct pdb_methods *my_methods)
1004 {
1005 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1006 if (ldap_state->result) {
1007 ldap_msgfree(ldap_state->result);
1008 ldap_state->result = NULL;
1009 }
1010 }
1011
1012 /**********************************************************************
1013 Get the next entry in the LDAP password database.
1014 *********************************************************************/
1015
1016 static NTSTATUS ldapsam_getsampwent(struct pdb_methods *my_methods, SAM_ACCOUNT *user)
1017 {
1018 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1019 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1020 BOOL bret = False;
1021
1022 while (!bret) {
1023 if (!ldap_state->entry)
1024 return ret;
1025
1026 ldap_state->index++;
1027 bret = init_sam_from_ldap(ldap_state, user, ldap_state->entry);
1028
1029 ldap_state->entry = ldap_next_entry(ldap_state->smbldap_state->ldap_struct,
1030 ldap_state->entry);
1031 }
1032
1033 return NT_STATUS_OK;
1034 }
1035
1036 /**********************************************************************
1037 Get SAM_ACCOUNT entry from LDAP by username.
1038 *********************************************************************/
1039
1040 static NTSTATUS ldapsam_getsampwnam(struct pdb_methods *my_methods, SAM_ACCOUNT *user, const char *sname)
1041 {
1042 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1043 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1044 LDAPMessage *result = NULL;
1045 LDAPMessage *entry = NULL;
1046 int count;
1047 char ** attr_list;
1048 int rc;
1049
1050 attr_list = get_userattr_list( ldap_state->schema_ver );
1051 rc = ldapsam_search_suffix_by_name(ldap_state, sname, &result, attr_list);
1052 free_attr_list( attr_list );
1053
1054 if ( rc != LDAP_SUCCESS )
1055 return NT_STATUS_NO_SUCH_USER;
1056
1057 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1058
1059 if (count < 1) {
1060 DEBUG(4, ("ldapsam_getsampwnam: Unable to locate user [%s] count=%d\n", sname, count));
1061 ldap_msgfree(result);
1062 return NT_STATUS_NO_SUCH_USER;
1063 } else if (count > 1) {
1064 DEBUG(1, ("ldapsam_getsampwnam: Duplicate entries for this user [%s] Failing. count=%d\n", sname, count));
1065 ldap_msgfree(result);
1066 return NT_STATUS_NO_SUCH_USER;
1067 }
1068
1069 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1070 if (entry) {
1071 if (!init_sam_from_ldap(ldap_state, user, entry)) {
1072 DEBUG(1,("ldapsam_getsampwnam: init_sam_from_ldap failed for user '%s'!\n", sname));
1073 ldap_msgfree(result);
1074 return NT_STATUS_NO_SUCH_USER;
1075 }
1076 pdb_set_backend_private_data(user, result,
1077 private_data_free_fn,
1078 my_methods, PDB_CHANGED);
1079 ret = NT_STATUS_OK;
1080 } else {
1081 ldap_msgfree(result);
1082 }
1083 return ret;
1084 }
1085
1086 static int ldapsam_get_ldap_user_by_sid(struct ldapsam_privates *ldap_state,
1087 const DOM_SID *sid, LDAPMessage **result)
1088 {
1089 int rc = -1;
1090 char ** attr_list;
1091 uint32 rid;
1092
1093 switch ( ldap_state->schema_ver ) {
1094 case SCHEMAVER_SAMBASAMACCOUNT:
1095 attr_list = get_userattr_list(ldap_state->schema_ver);
1096 rc = ldapsam_search_suffix_by_sid(ldap_state, sid, result, attr_list);
1097 free_attr_list( attr_list );
1098
1099 if ( rc != LDAP_SUCCESS )
1100 return rc;
1101 break;
1102
1103 case SCHEMAVER_SAMBAACCOUNT:
1104 if (!sid_peek_check_rid(&ldap_state->domain_sid, sid, &rid)) {
1105 return rc;
1106 }
1107
1108 attr_list = get_userattr_list(ldap_state->schema_ver);
1109 rc = ldapsam_search_suffix_by_rid(ldap_state, rid, result, attr_list );
1110 free_attr_list( attr_list );
1111
1112 if ( rc != LDAP_SUCCESS )
1113 return rc;
1114 break;
1115 }
1116 return rc;
1117 }
1118
1119 /**********************************************************************
1120 Get SAM_ACCOUNT entry from LDAP by SID.
1121 *********************************************************************/
1122
1123 static NTSTATUS ldapsam_getsampwsid(struct pdb_methods *my_methods, SAM_ACCOUNT * user, const DOM_SID *sid)
1124 {
1125 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1126 LDAPMessage *result = NULL;
1127 LDAPMessage *entry = NULL;
1128 int count;
1129 int rc;
1130 fstring sid_string;
1131
1132 rc = ldapsam_get_ldap_user_by_sid(ldap_state,
1133 sid, &result);
1134 if (rc != LDAP_SUCCESS)
1135 return NT_STATUS_NO_SUCH_USER;
1136
1137 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1138
1139 if (count < 1) {
1140 DEBUG(4, ("ldapsam_getsampwsid: Unable to locate SID [%s] count=%d\n", sid_to_string(sid_string, sid),
1141 count));
1142 ldap_msgfree(result);
1143 return NT_STATUS_NO_SUCH_USER;
1144 } else if (count > 1) {
1145 DEBUG(1, ("ldapsam_getsampwsid: More than one user with SID [%s]. Failing. count=%d\n", sid_to_string(sid_string, sid),
1146 count));
1147 ldap_msgfree(result);
1148 return NT_STATUS_NO_SUCH_USER;
1149 }
1150
1151 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1152 if (!entry) {
1153 ldap_msgfree(result);
1154 return NT_STATUS_NO_SUCH_USER;
1155 }
1156
1157 if (!init_sam_from_ldap(ldap_state, user, entry)) {
1158 DEBUG(1,("ldapsam_getsampwrid: init_sam_from_ldap failed!\n"));
1159 ldap_msgfree(result);
1160 return NT_STATUS_NO_SUCH_USER;
1161 }
1162
1163 pdb_set_backend_private_data(user, result,
1164 private_data_free_fn,
1165 my_methods, PDB_CHANGED);
1166 return NT_STATUS_OK;
1167 }
1168
1169 /********************************************************************
1170 Do the actual modification - also change a plaintext passord if
1171 it it set.
1172 **********************************************************************/
1173
1174 static NTSTATUS ldapsam_modify_entry(struct pdb_methods *my_methods,
1175 SAM_ACCOUNT *newpwd, char *dn,
1176 LDAPMod **mods, int ldap_op,
1177 BOOL (*need_update)(const SAM_ACCOUNT *, enum pdb_elements))
1178 {
1179 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1180 int rc;
1181
1182 if (!my_methods || !newpwd || !dn) {
1183 return NT_STATUS_INVALID_PARAMETER;
1184 }
1185
1186 if (!mods) {
1187 DEBUG(5,("ldapsam_modify_entry: mods is empty: nothing to modify\n"));
1188 /* may be password change below however */
1189 } else {
1190 switch(ldap_op) {
1191 case LDAP_MOD_ADD:
1192 smbldap_set_mod(&mods, LDAP_MOD_ADD,
1193 "objectclass",
1194 LDAP_OBJ_ACCOUNT);
1195 rc = smbldap_add(ldap_state->smbldap_state,
1196 dn, mods);
1197 break;
1198 case LDAP_MOD_REPLACE:
1199 rc = smbldap_modify(ldap_state->smbldap_state,
1200 dn ,mods);
1201 break;
1202 default:
1203 DEBUG(0,("ldapsam_modify_entry: Wrong LDAP operation type: %d!\n",
1204 ldap_op));
1205 return NT_STATUS_INVALID_PARAMETER;
1206 }
1207
1208 if (rc!=LDAP_SUCCESS) {
1209 char *ld_error = NULL;
1210 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1211 &ld_error);
1212 DEBUG(1, ("ldapsam_modify_entry: Failed to %s user dn= %s with: %s\n\t%s\n",
1213 ldap_op == LDAP_MOD_ADD ? "add" : "modify",
1214 dn, ldap_err2string(rc),
1215 ld_error?ld_error:"unknown"));
1216 SAFE_FREE(ld_error);
1217 return NT_STATUS_UNSUCCESSFUL;
1218 }
1219 }
1220
1221 if (!(pdb_get_acct_ctrl(newpwd)&(ACB_WSTRUST|ACB_SVRTRUST|ACB_DOMTRUST)) &&
1222 (lp_ldap_passwd_sync() != LDAP_PASSWD_SYNC_OFF) &&
1223 need_update(newpwd, PDB_PLAINTEXT_PW) &&
1224 (pdb_get_plaintext_passwd(newpwd)!=NULL)) {
1225 BerElement *ber;
1226 struct berval *bv;
1227 char *retoid;
1228 struct berval *retdata;
1229 char *utf8_password;
1230 char *utf8_dn;
1231
1232 if (push_utf8_allocate(&utf8_password, pdb_get_plaintext_passwd(newpwd)) == (size_t)-1) {
1233 return NT_STATUS_NO_MEMORY;
1234 }
1235
1236 if (push_utf8_allocate(&utf8_dn, dn) == (size_t)-1) {
1237 return NT_STATUS_NO_MEMORY;
1238 }
1239
1240 if ((ber = ber_alloc_t(LBER_USE_DER))==NULL) {
1241 DEBUG(0,("ber_alloc_t returns NULL\n"));
1242 SAFE_FREE(utf8_password);
1243 return NT_STATUS_UNSUCCESSFUL;
1244 }
1245
1246 ber_printf (ber, "{");
1247 ber_printf (ber, "ts", LDAP_TAG_EXOP_MODIFY_PASSWD_ID, utf8_dn);
1248 ber_printf (ber, "ts", LDAP_TAG_EXOP_MODIFY_PASSWD_NEW, utf8_password);
1249 ber_printf (ber, "N}");
1250
1251 if ((rc = ber_flatten (ber, &bv))<0) {
1252 DEBUG(0,("ldapsam_modify_entry: ber_flatten returns a value <0\n"));
1253 ber_free(ber,1);
1254 SAFE_FREE(utf8_dn);
1255 SAFE_FREE(utf8_password);
1256 return NT_STATUS_UNSUCCESSFUL;
1257 }
1258
1259 SAFE_FREE(utf8_dn);
1260 SAFE_FREE(utf8_password);
1261 ber_free(ber, 1);
1262
1263 if ((rc = smbldap_extended_operation(ldap_state->smbldap_state,
1264 LDAP_EXOP_MODIFY_PASSWD,
1265 bv, NULL, NULL, &retoid,
1266 &retdata)) != LDAP_SUCCESS) {
1267 char *ld_error = NULL;
1268 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1269 &ld_error);
1270 DEBUG(0,("ldapsam_modify_entry: LDAP Password could not be changed for user %s: %s\n\t%s\n",
1271 pdb_get_username(newpwd), ldap_err2string(rc), ld_error?ld_error:"unknown"));
1272 SAFE_FREE(ld_error);
1273 ber_bvfree(bv);
1274 return NT_STATUS_UNSUCCESSFUL;
1275 } else {
1276 DEBUG(3,("ldapsam_modify_entry: LDAP Password changed for user %s\n",pdb_get_username(newpwd)));
1277 #ifdef DEBUG_PASSWORD
1278 DEBUG(100,("ldapsam_modify_entry: LDAP Password changed to %s\n",pdb_get_plaintext_passwd(newpwd)));
1279 #endif
1280 ber_bvfree(retdata);
1281 ber_memfree(retoid);
1282 }
1283 ber_bvfree(bv);
1284 }
1285 return NT_STATUS_OK;
1286 }
1287
1288 /**********************************************************************
1289 Delete entry from LDAP for username.
1290 *********************************************************************/
1291
1292 static NTSTATUS ldapsam_delete_sam_account(struct pdb_methods *my_methods, SAM_ACCOUNT * sam_acct)
1293 {
1294 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1295 const char *sname;
1296 int rc;
1297 LDAPMessage *result = NULL;
1298 NTSTATUS ret;
1299 char **attr_list;
1300 fstring objclass;
1301
1302 if (!sam_acct) {
1303 DEBUG(0, ("ldapsam_delete_sam_account: sam_acct was NULL!\n"));
1304 return NT_STATUS_INVALID_PARAMETER;
1305 }
1306
1307 sname = pdb_get_username(sam_acct);
1308
1309 DEBUG (3, ("ldapsam_delete_sam_account: Deleting user %s from LDAP.\n", sname));
1310
1311 attr_list= get_userattr_list( ldap_state->schema_ver );
1312 rc = ldapsam_search_suffix_by_name(ldap_state, sname, &result, attr_list);
1313
1314 if (rc != LDAP_SUCCESS) {
1315 free_attr_list( attr_list );
1316 return NT_STATUS_NO_SUCH_USER;
1317 }
1318
1319 switch ( ldap_state->schema_ver ) {
1320 case SCHEMAVER_SAMBASAMACCOUNT:
1321 fstrcpy( objclass, LDAP_OBJ_SAMBASAMACCOUNT );
1322 break;
1323
1324 case SCHEMAVER_SAMBAACCOUNT:
1325 fstrcpy( objclass, LDAP_OBJ_SAMBAACCOUNT );
1326 break;
1327 default:
1328 fstrcpy( objclass, "UNKNOWN" );
1329 DEBUG(0,("ldapsam_delete_sam_account: Unknown schema version specified!\n"));
1330 break;
1331 }
1332
1333 ret = ldapsam_delete_entry(ldap_state, result, objclass, attr_list );
1334 ldap_msgfree(result);
1335 free_attr_list( attr_list );
1336
1337 return ret;
1338 }
1339
1340 /**********************************************************************
1341 Helper function to determine for update_sam_account whether
1342 we need LDAP modification.
1343 *********************************************************************/
1344
1345 static BOOL element_is_changed(const SAM_ACCOUNT *sampass,
1346 enum pdb_elements element)
1347 {
1348 return IS_SAM_CHANGED(sampass, element);
1349 }
1350
1351 /**********************************************************************
1352 Update SAM_ACCOUNT.
1353 *********************************************************************/
1354
1355 static NTSTATUS ldapsam_update_sam_account(struct pdb_methods *my_methods, SAM_ACCOUNT * newpwd)
1356 {
1357 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1358 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1359 int rc = 0;
1360 char *dn;
1361 LDAPMessage *result = NULL;
1362 LDAPMessage *entry = NULL;
1363 LDAPMod **mods = NULL;
1364 char **attr_list;
1365
1366 result = pdb_get_backend_private_data(newpwd, my_methods);
1367 if (!result) {
1368 attr_list = get_userattr_list(ldap_state->schema_ver);
1369 rc = ldapsam_search_suffix_by_name(ldap_state, pdb_get_username(newpwd), &result, attr_list );
1370 free_attr_list( attr_list );
1371 if (rc != LDAP_SUCCESS) {
1372 return NT_STATUS_UNSUCCESSFUL;
1373 }
1374 pdb_set_backend_private_data(newpwd, result, private_data_free_fn, my_methods, PDB_CHANGED);
1375 }
1376
1377 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) == 0) {
1378 DEBUG(0, ("ldapsam_update_sam_account: No user to modify!\n"));
1379 return NT_STATUS_UNSUCCESSFUL;
1380 }
1381
1382 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1383 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
1384 if (!dn) {
1385 return NT_STATUS_UNSUCCESSFUL;
1386 }
1387
1388 DEBUG(4, ("ldapsam_update_sam_account: user %s to be modified has dn: %s\n", pdb_get_username(newpwd), dn));
1389
1390 if (!init_ldap_from_sam(ldap_state, entry, &mods, newpwd,
1391 element_is_changed)) {
1392 DEBUG(0, ("ldapsam_update_sam_account: init_ldap_from_sam failed!\n"));
1393 SAFE_FREE(dn);
1394 if (mods != NULL)
1395 ldap_mods_free(mods,True);
1396 return NT_STATUS_UNSUCCESSFUL;
1397 }
1398
1399 if (mods == NULL) {
1400 DEBUG(4,("ldapsam_update_sam_account: mods is empty: nothing to update for user: %s\n",
1401 pdb_get_username(newpwd)));
1402 SAFE_FREE(dn);
1403 return NT_STATUS_OK;
1404 }
1405
1406 ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,LDAP_MOD_REPLACE, element_is_changed);
1407 ldap_mods_free(mods,True);
1408 SAFE_FREE(dn);
1409
1410 if (!NT_STATUS_IS_OK(ret)) {
1411 char *ld_error = NULL;
1412 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1413 &ld_error);
1414 DEBUG(0,("ldapsam_update_sam_account: failed to modify user with uid = %s, error: %s (%s)\n",
1415 pdb_get_username(newpwd), ld_error?ld_error:"(unknwon)", ldap_err2string(rc)));
1416 SAFE_FREE(ld_error);
1417 return ret;
1418 }
1419
1420 DEBUG(2, ("ldapsam_update_sam_account: successfully modified uid = %s in the LDAP database\n",
1421 pdb_get_username(newpwd)));
1422 return NT_STATUS_OK;
1423 }
1424
1425 /**********************************************************************
1426 Helper function to determine for update_sam_account whether
1427 we need LDAP modification.
1428 *********************************************************************/
1429
1430 static BOOL element_is_set_or_changed(const SAM_ACCOUNT *sampass,
1431 enum pdb_elements element)
1432 {
1433 return (IS_SAM_SET(sampass, element) ||
1434 IS_SAM_CHANGED(sampass, element));
1435 }
1436
1437 /**********************************************************************
1438 Add SAM_ACCOUNT to LDAP.
1439 *********************************************************************/
1440
1441 static NTSTATUS ldapsam_add_sam_account(struct pdb_methods *my_methods, SAM_ACCOUNT * newpwd)
1442 {
1443 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
1444 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
1445 int rc;
1446 LDAPMessage *result = NULL;
1447 LDAPMessage *entry = NULL;
1448 pstring dn;
1449 LDAPMod **mods = NULL;
1450 int ldap_op = LDAP_MOD_REPLACE;
1451 uint32 num_result;
1452 char **attr_list;
1453 char *escape_user;
1454 const char *username = pdb_get_username(newpwd);
1455 const DOM_SID *sid = pdb_get_user_sid(newpwd);
1456 pstring filter;
1457 fstring sid_string;
1458
1459 if (!username || !*username) {
1460 DEBUG(0, ("ldapsam_add_sam_account: Cannot add user without a username!\n"));
1461 return NT_STATUS_INVALID_PARAMETER;
1462 }
1463
1464 /* free this list after the second search or in case we exit on failure */
1465 attr_list = get_userattr_list(ldap_state->schema_ver);
1466
1467 rc = ldapsam_search_suffix_by_name (ldap_state, username, &result, attr_list);
1468
1469 if (rc != LDAP_SUCCESS) {
1470 free_attr_list( attr_list );
1471 return NT_STATUS_UNSUCCESSFUL;
1472 }
1473
1474 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) != 0) {
1475 DEBUG(0,("ldapsam_add_sam_account: User '%s' already in the base, with samba attributes\n",
1476 username));
1477 ldap_msgfree(result);
1478 free_attr_list( attr_list );
1479 return NT_STATUS_UNSUCCESSFUL;
1480 }
1481 ldap_msgfree(result);
1482 result = NULL;
1483
1484 if (element_is_set_or_changed(newpwd, PDB_USERSID)) {
1485 rc = ldapsam_get_ldap_user_by_sid(ldap_state,
1486 sid, &result);
1487 if (rc == LDAP_SUCCESS) {
1488 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) != 0) {
1489 DEBUG(0,("ldapsam_add_sam_account: SID '%s' already in the base, with samba attributes\n",
1490 sid_to_string(sid_string, sid)));
1491 free_attr_list( attr_list );
1492 ldap_msgfree(result);
1493 return NT_STATUS_UNSUCCESSFUL;
1494 }
1495 ldap_msgfree(result);
1496 }
1497 }
1498
1499 /* does the entry already exist but without a samba attributes?
1500 we need to return the samba attributes here */
1501
1502 escape_user = escape_ldap_string_alloc( username );
1503 pstrcpy( filter, lp_ldap_filter() );
1504 all_string_sub( filter, "%u", escape_user, sizeof(filter) );
1505 SAFE_FREE( escape_user );
1506
1507 rc = smbldap_search_suffix(ldap_state->smbldap_state,
1508 filter, attr_list, &result);
1509 if ( rc != LDAP_SUCCESS ) {
1510 free_attr_list( attr_list );
1511 return NT_STATUS_UNSUCCESSFUL;
1512 }
1513
1514 num_result = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1515
1516 if (num_result > 1) {
1517 DEBUG (0, ("ldapsam_add_sam_account: More than one user with that uid exists: bailing out!\n"));
1518 free_attr_list( attr_list );
1519 ldap_msgfree(result);
1520 return NT_STATUS_UNSUCCESSFUL;
1521 }
1522
1523 /* Check if we need to update an existing entry */
1524 if (num_result == 1) {
1525 char *tmp;
1526
1527 DEBUG(3,("ldapsam_add_sam_account: User exists without samba attributes: adding them\n"));
1528 ldap_op = LDAP_MOD_REPLACE;
1529 entry = ldap_first_entry (ldap_state->smbldap_state->ldap_struct, result);
1530 tmp = smbldap_get_dn (ldap_state->smbldap_state->ldap_struct, entry);
1531 if (!tmp) {
1532 free_attr_list( attr_list );
1533 ldap_msgfree(result);
1534 return NT_STATUS_UNSUCCESSFUL;
1535 }
1536 slprintf (dn, sizeof (dn) - 1, "%s", tmp);
1537 SAFE_FREE(tmp);
1538
1539 } else if (ldap_state->schema_ver == SCHEMAVER_SAMBASAMACCOUNT) {
1540
1541 /* There might be a SID for this account already - say an idmap entry */
1542
1543 pstr_sprintf(filter, "(&(%s=%s)(|(objectClass=%s)(objectClass=%s)))",
1544 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
1545 sid_to_string(sid_string, sid),
1546 LDAP_OBJ_IDMAP_ENTRY,
1547 LDAP_OBJ_SID_ENTRY);
1548
1549 /* free old result before doing a new search */
1550 if (result != NULL) {
1551 ldap_msgfree(result);
1552 result = NULL;
1553 }
1554 rc = smbldap_search_suffix(ldap_state->smbldap_state,
1555 filter, attr_list, &result);
1556
1557 if ( rc != LDAP_SUCCESS ) {
1558 free_attr_list( attr_list );
1559 return NT_STATUS_UNSUCCESSFUL;
1560 }
1561
1562 num_result = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1563
1564 if (num_result > 1) {
1565 DEBUG (0, ("ldapsam_add_sam_account: More than one user with that uid exists: bailing out!\n"));
1566 free_attr_list( attr_list );
1567 ldap_msgfree(result);
1568 return NT_STATUS_UNSUCCESSFUL;
1569 }
1570
1571 /* Check if we need to update an existing entry */
1572 if (num_result == 1) {
1573 char *tmp;
1574
1575 DEBUG(3,("ldapsam_add_sam_account: User exists without samba attributes: adding them\n"));
1576 ldap_op = LDAP_MOD_REPLACE;
1577 entry = ldap_first_entry (ldap_state->smbldap_state->ldap_struct, result);
1578 tmp = smbldap_get_dn (ldap_state->smbldap_state->ldap_struct, entry);
1579 if (!tmp) {
1580 free_attr_list( attr_list );
1581 ldap_msgfree(result);
1582 return NT_STATUS_UNSUCCESSFUL;
1583 }
1584 slprintf (dn, sizeof (dn) - 1, "%s", tmp);
1585 SAFE_FREE(tmp);
1586 }
1587 }
1588
1589 free_attr_list( attr_list );
1590
1591 if (num_result == 0) {
1592 /* Check if we need to add an entry */
1593 DEBUG(3,("ldapsam_add_sam_account: Adding new user\n"));
1594 ldap_op = LDAP_MOD_ADD;
1595 if (username[strlen(username)-1] == '$') {
1596 slprintf (dn, sizeof (dn) - 1, "uid=%s,%s", username, lp_ldap_machine_suffix ());
1597 } else {
1598 slprintf (dn, sizeof (dn) - 1, "uid=%s,%s", username, lp_ldap_user_suffix ());
1599 }
1600 }
1601
1602 if (!init_ldap_from_sam(ldap_state, entry, &mods, newpwd,
1603 element_is_set_or_changed)) {
1604 DEBUG(0, ("ldapsam_add_sam_account: init_ldap_from_sam failed!\n"));
1605 ldap_msgfree(result);
1606 if (mods != NULL)
1607 ldap_mods_free(mods,True);
1608 return NT_STATUS_UNSUCCESSFUL;
1609 }
1610
1611 ldap_msgfree(result);
1612
1613 if (mods == NULL) {
1614 DEBUG(0,("ldapsam_add_sam_account: mods is empty: nothing to add for user: %s\n",pdb_get_username(newpwd)));
1615 return NT_STATUS_UNSUCCESSFUL;
1616 }
1617 switch ( ldap_state->schema_ver ) {
1618 case SCHEMAVER_SAMBAACCOUNT:
1619 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_SAMBAACCOUNT);
1620 break;
1621 case SCHEMAVER_SAMBASAMACCOUNT:
1622 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectclass", LDAP_OBJ_SAMBASAMACCOUNT);
1623 break;
1624 default:
1625 DEBUG(0,("ldapsam_add_sam_account: invalid schema version specified\n"));
1626 break;
1627 }
1628
1629 ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,ldap_op, element_is_set_or_changed);
1630 if (!NT_STATUS_IS_OK(ret)) {
1631 DEBUG(0,("ldapsam_add_sam_account: failed to modify/add user with uid = %s (dn = %s)\n",
1632 pdb_get_username(newpwd),dn));
1633 ldap_mods_free(mods, True);
1634 return ret;
1635 }
1636
1637 DEBUG(2,("ldapsam_add_sam_account: added: uid == %s in the LDAP database\n", pdb_get_username(newpwd)));
1638 ldap_mods_free(mods, True);
1639
1640 return NT_STATUS_OK;
1641 }
1642
1643 /**********************************************************************
1644 *********************************************************************/
1645
1646 static int ldapsam_search_one_group (struct ldapsam_privates *ldap_state,
1647 const char *filter,
1648 LDAPMessage ** result)
1649 {
1650 int scope = LDAP_SCOPE_SUBTREE;
1651 int rc;
1652 char **attr_list;
1653
1654 attr_list = get_attr_list(groupmap_attr_list);
1655 rc = smbldap_search(ldap_state->smbldap_state,
1656 lp_ldap_group_suffix (), scope,
1657 filter, attr_list, 0, result);
1658 free_attr_list( attr_list );
1659
1660 if (rc != LDAP_SUCCESS) {
1661 char *ld_error = NULL;
1662 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1663 &ld_error);
1664 DEBUG(0, ("ldapsam_search_one_group: "
1665 "Problem during the LDAP search: LDAP error: %s (%s)\n",
1666 ld_error?ld_error:"(unknown)", ldap_err2string(rc)));
1667 DEBUGADD(3, ("ldapsam_search_one_group: Query was: %s, %s\n",
1668 lp_ldap_group_suffix(), filter));
1669 SAFE_FREE(ld_error);
1670 }
1671
1672 return rc;
1673 }
1674
1675 /**********************************************************************
1676 *********************************************************************/
1677
1678 static BOOL init_group_from_ldap(struct ldapsam_privates *ldap_state,
1679 GROUP_MAP *map, LDAPMessage *entry)
1680 {
1681 pstring temp;
1682
1683 if (ldap_state == NULL || map == NULL || entry == NULL ||
1684 ldap_state->smbldap_state->ldap_struct == NULL) {
1685 DEBUG(0, ("init_group_from_ldap: NULL parameters found!\n"));
1686 return False;
1687 }
1688
1689 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
1690 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER), temp)) {
1691 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
1692 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GIDNUMBER)));
1693 return False;
1694 }
1695 DEBUG(2, ("init_group_from_ldap: Entry found for group: %s\n", temp));
1696
1697 map->gid = (gid_t)atol(temp);
1698
1699 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
1700 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_SID), temp)) {
1701 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
1702 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_SID)));
1703 return False;
1704 }
1705
1706 if (!string_to_sid(&map->sid, temp)) {
1707 DEBUG(1, ("SID string [%s] could not be read as a valid SID\n", temp));
1708 return False;
1709 }
1710
1711 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
1712 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_TYPE), temp)) {
1713 DEBUG(0, ("init_group_from_ldap: Mandatory attribute %s not found\n",
1714 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_GROUP_TYPE)));
1715 return False;
1716 }
1717 map->sid_name_use = (enum SID_NAME_USE)atol(temp);
1718
1719 if ((map->sid_name_use < SID_NAME_USER) ||
1720 (map->sid_name_use > SID_NAME_UNKNOWN)) {
1721 DEBUG(0, ("init_group_from_ldap: Unknown Group type: %d\n", map->sid_name_use));
1722 return False;
1723 }
1724
1725 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
1726 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), temp)) {
1727 temp[0] = '\0';
1728 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
1729 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_CN), temp))
1730 {
1731 DEBUG(0, ("init_group_from_ldap: Attributes cn not found either \
1732 for gidNumber(%lu)\n",(unsigned long)map->gid));
1733 return False;
1734 }
1735 }
1736 fstrcpy(map->nt_name, temp);
1737
1738 if (!smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
1739 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DESC), temp)) {
1740 temp[0] = '\0';
1741 }
1742 fstrcpy(map->comment, temp);
1743
1744 return True;
1745 }
1746
1747 /**********************************************************************
1748 *********************************************************************/
1749
1750 static BOOL init_ldap_from_group(LDAP *ldap_struct,
1751 LDAPMessage *existing,
1752 LDAPMod ***mods,
1753 const GROUP_MAP *map)
1754 {
1755 pstring tmp;
1756
1757 if (mods == NULL || map == NULL) {
1758 DEBUG(0, ("init_ldap_from_group: NULL parameters found!\n"));
1759 return False;
1760 }
1761
1762 *mods = NULL;
1763
1764 sid_to_string(tmp, &map->sid);
1765
1766 smbldap_make_mod(ldap_struct, existing, mods,
1767 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GROUP_SID), tmp);
1768 pstr_sprintf(tmp, "%i", map->sid_name_use);
1769 smbldap_make_mod(ldap_struct, existing, mods,
1770 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GROUP_TYPE), tmp);
1771
1772 smbldap_make_mod(ldap_struct, existing, mods,
1773 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), map->nt_name);
1774 smbldap_make_mod(ldap_struct, existing, mods,
1775 get_attr_key2string( groupmap_attr_list, LDAP_ATTR_DESC), map->comment);
1776
1777 return True;
1778 }
1779
1780 /**********************************************************************
1781 *********************************************************************/
1782
1783 static NTSTATUS ldapsam_getgroup(struct pdb_methods *methods,
1784 const char *filter,
1785 GROUP_MAP *map)
1786 {
1787 struct ldapsam_privates *ldap_state =
1788 (struct ldapsam_privates *)methods->private_data;
1789 LDAPMessage *result = NULL;
1790 LDAPMessage *entry = NULL;
1791 int count;
1792
1793 if (ldapsam_search_one_group(ldap_state, filter, &result)
1794 != LDAP_SUCCESS) {
1795 return NT_STATUS_NO_SUCH_GROUP;
1796 }
1797
1798 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1799
1800 if (count < 1) {
1801 DEBUG(4, ("ldapsam_getgroup: Did not find group\n"));
1802 ldap_msgfree(result);
1803 return NT_STATUS_NO_SUCH_GROUP;
1804 }
1805
1806 if (count > 1) {
1807 DEBUG(1, ("ldapsam_getgroup: Duplicate entries for filter %s: count=%d\n",
1808 filter, count));
1809 ldap_msgfree(result);
1810 return NT_STATUS_NO_SUCH_GROUP;
1811 }
1812
1813 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1814
1815 if (!entry) {
1816 ldap_msgfree(result);
1817 return NT_STATUS_UNSUCCESSFUL;
1818 }
1819
1820 if (!init_group_from_ldap(ldap_state, map, entry)) {
1821 DEBUG(1, ("ldapsam_getgroup: init_group_from_ldap failed for group filter %s\n",
1822 filter));
1823 ldap_msgfree(result);
1824 return NT_STATUS_NO_SUCH_GROUP;
1825 }
1826
1827 ldap_msgfree(result);
1828 return NT_STATUS_OK;
1829 }
1830
1831 /**********************************************************************
1832 *********************************************************************/
1833
1834 static NTSTATUS ldapsam_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
1835 DOM_SID sid)
1836 {
1837 pstring filter;
1838
1839 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%s))",
1840 LDAP_OBJ_GROUPMAP,
1841 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GROUP_SID),
1842 sid_string_static(&sid));
1843
1844 return ldapsam_getgroup(methods, filter, map);
1845 }
1846
1847 /**********************************************************************
1848 *********************************************************************/
1849
1850 static NTSTATUS ldapsam_getgrgid(struct pdb_methods *methods, GROUP_MAP *map,
1851 gid_t gid)
1852 {
1853 pstring filter;
1854
1855 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%lu))",
1856 LDAP_OBJ_GROUPMAP,
1857 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER),
1858 (unsigned long)gid);
1859
1860 return ldapsam_getgroup(methods, filter, map);
1861 }
1862
1863 /**********************************************************************
1864 *********************************************************************/
1865
1866 static NTSTATUS ldapsam_getgrnam(struct pdb_methods *methods, GROUP_MAP *map,
1867 const char *name)
1868 {
1869 pstring filter;
1870 char *escape_name = escape_ldap_string_alloc(name);
1871
1872 if (!escape_name) {
1873 return NT_STATUS_NO_MEMORY;
1874 }
1875
1876 pstr_sprintf(filter, "(&(objectClass=%s)(|(%s=%s)(%s=%s)))",
1877 LDAP_OBJ_GROUPMAP,
1878 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_DISPLAY_NAME), escape_name,
1879 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_CN), escape_name);
1880
1881 SAFE_FREE(escape_name);
1882
1883 return ldapsam_getgroup(methods, filter, map);
1884 }
1885
1886 /**********************************************************************
1887 *********************************************************************/
1888
1889 static int ldapsam_search_one_group_by_gid(struct ldapsam_privates *ldap_state,
1890 gid_t gid,
1891 LDAPMessage **result)
1892 {
1893 pstring filter;
1894
1895 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%lu))",
1896 LDAP_OBJ_POSIXGROUP,
1897 get_attr_key2string(groupmap_attr_list, LDAP_ATTR_GIDNUMBER),
1898 (unsigned long)gid);
1899
1900 return ldapsam_search_one_group(ldap_state, filter, result);
1901 }
1902
1903 /**********************************************************************
1904 *********************************************************************/
1905
1906 static NTSTATUS ldapsam_add_group_mapping_entry(struct pdb_methods *methods,
1907 GROUP_MAP *map)
1908 {
1909 struct ldapsam_privates *ldap_state =
1910 (struct ldapsam_privates *)methods->private_data;
1911 LDAPMessage *result = NULL;
1912 LDAPMod **mods = NULL;
1913 int count;
1914
1915 char *tmp;
1916 pstring dn;
1917 LDAPMessage *entry;
1918
1919 GROUP_MAP dummy;
1920
1921 int rc;
1922
1923 if (NT_STATUS_IS_OK(ldapsam_getgrgid(methods, &dummy,
1924 map->gid))) {
1925 DEBUG(0, ("ldapsam_add_group_mapping_entry: Group %ld already exists in LDAP\n", (unsigned long)map->gid));
1926 return NT_STATUS_UNSUCCESSFUL;
1927 }
1928
1929 rc = ldapsam_search_one_group_by_gid(ldap_state, map->gid, &result);
1930 if (rc != LDAP_SUCCESS) {
1931 ldap_msgfree(result);
1932 return NT_STATUS_UNSUCCESSFUL;
1933 }
1934
1935 count = ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result);
1936
1937 if ( count == 0 ) {
1938 ldap_msgfree(result);
1939 return NT_STATUS_UNSUCCESSFUL;
1940 }
1941
1942 if (count > 1) {
1943 DEBUG(2, ("ldapsam_add_group_mapping_entry: Group %lu must exist exactly once in LDAP\n",
1944 (unsigned long)map->gid));
1945 ldap_msgfree(result);
1946 return NT_STATUS_UNSUCCESSFUL;
1947 }
1948
1949 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
1950 tmp = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
1951 if (!tmp) {
1952 ldap_msgfree(result);
1953 return NT_STATUS_UNSUCCESSFUL;
1954 }
1955 pstrcpy(dn, tmp);
1956 SAFE_FREE(tmp);
1957
1958 if (!init_ldap_from_group(ldap_state->smbldap_state->ldap_struct,
1959 result, &mods, map)) {
1960 DEBUG(0, ("ldapsam_add_group_mapping_entry: init_ldap_from_group failed!\n"));
1961 ldap_mods_free(mods, True);
1962 ldap_msgfree(result);
1963 return NT_STATUS_UNSUCCESSFUL;
1964 }
1965
1966 ldap_msgfree(result);
1967
1968 if (mods == NULL) {
1969 DEBUG(0, ("ldapsam_add_group_mapping_entry: mods is empty\n"));
1970 return NT_STATUS_UNSUCCESSFUL;
1971 }
1972
1973 smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_GROUPMAP );
1974
1975 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
1976 ldap_mods_free(mods, True);
1977
1978 if (rc != LDAP_SUCCESS) {
1979 char *ld_error = NULL;
1980 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
1981 &ld_error);
1982 DEBUG(0, ("ldapsam_add_group_mapping_entry: failed to add group %lu error: %s (%s)\n", (unsigned long)map->gid,
1983 ld_error ? ld_error : "(unknown)", ldap_err2string(rc)));
1984 SAFE_FREE(ld_error);
1985 return NT_STATUS_UNSUCCESSFUL;
1986 }
1987
1988 DEBUG(2, ("ldapsam_add_group_mapping_entry: successfully modified group %lu in LDAP\n", (unsigned long)map->gid));
1989 return NT_STATUS_OK;
1990 }
1991
1992 /**********************************************************************
1993 *********************************************************************/
1994
1995 static NTSTATUS ldapsam_update_group_mapping_entry(struct pdb_methods *methods,
1996 GROUP_MAP *map)
1997 {
1998 struct ldapsam_privates *ldap_state =
1999 (struct ldapsam_privates *)methods->private_data;
2000 int rc;
2001 char *dn = NULL;
2002 LDAPMessage *result = NULL;
2003 LDAPMessage *entry = NULL;
2004 LDAPMod **mods = NULL;
2005
2006 rc = ldapsam_search_one_group_by_gid(ldap_state, map->gid, &result);
2007
2008 if (rc != LDAP_SUCCESS) {
2009 return NT_STATUS_UNSUCCESSFUL;
2010 }
2011
2012 if (ldap_count_entries(ldap_state->smbldap_state->ldap_struct, result) == 0) {
2013 DEBUG(0, ("ldapsam_update_group_mapping_entry: No group to modify!\n"));
2014 ldap_msgfree(result);
2015 return NT_STATUS_UNSUCCESSFUL;
2016 }
2017
2018 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
2019
2020 if (!init_ldap_from_group(ldap_state->smbldap_state->ldap_struct,
2021 result, &mods, map)) {
2022 DEBUG(0, ("ldapsam_update_group_mapping_entry: init_ldap_from_group failed\n"));
2023 ldap_msgfree(result);
2024 if (mods != NULL)
2025 ldap_mods_free(mods,True);
2026 return NT_STATUS_UNSUCCESSFUL;
2027 }
2028
2029 if (mods == NULL) {
2030 DEBUG(4, ("ldapsam_update_group_mapping_entry: mods is empty: nothing to do\n"));
2031 ldap_msgfree(result);
2032 return NT_STATUS_OK;
2033 }
2034
2035 dn = smbldap_get_dn(ldap_state->smbldap_state->ldap_struct, entry);
2036 if (!dn) {
2037 ldap_msgfree(result);
2038 return NT_STATUS_UNSUCCESSFUL;
2039 }
2040 rc = smbldap_modify(ldap_state->smbldap_state, dn, mods);
2041 SAFE_FREE(dn);
2042
2043 ldap_mods_free(mods, True);
2044 ldap_msgfree(result);
2045
2046 if (rc != LDAP_SUCCESS) {
2047 char *ld_error = NULL;
2048 ldap_get_option(ldap_state->smbldap_state->ldap_struct, LDAP_OPT_ERROR_STRING,
2049 &ld_error);
2050 DEBUG(0, ("ldapsam_update_group_mapping_entry: failed to modify group %lu error: %s (%s)\n", (unsigned long)map->gid,
2051 ld_error ? ld_error : "(unknown)", ldap_err2string(rc)));
2052 SAFE_FREE(ld_error);
2053 return NT_STATUS_UNSUCCESSFUL;
2054 }
2055
2056 DEBUG(2, ("ldapsam_update_group_mapping_entry: successfully modified group %lu in LDAP\n", (unsigned long)map->gid));
2057 return NT_STATUS_OK;
2058 }
2059
2060 /**********************************************************************
2061 *********************************************************************/
2062
2063 static NTSTATUS ldapsam_delete_group_mapping_entry(struct pdb_methods *methods,
2064 DOM_SID sid)
2065 {
2066 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)methods->private_data;
2067 pstring sidstring, filter;
2068 LDAPMessage *result = NULL;
2069 int rc;
2070 NTSTATUS ret;
2071 char **attr_list;
2072
2073 sid_to_string(sidstring, &sid);
2074
2075 pstr_sprintf(filter, "(&(objectClass=%s)(%s=%s))",
2076 LDAP_OBJ_GROUPMAP, LDAP_ATTRIBUTE_SID, sidstring);
2077
2078 rc = ldapsam_search_one_group(ldap_state, filter, &result);
2079
2080 if (rc != LDAP_SUCCESS) {
2081 return NT_STATUS_NO_SUCH_GROUP;
2082 }
2083
2084 attr_list = get_attr_list( groupmap_attr_list_to_delete );
2085 ret = ldapsam_delete_entry(ldap_state, result, LDAP_OBJ_GROUPMAP, attr_list);
2086 free_attr_list ( attr_list );
2087
2088 ldap_msgfree(result);
2089
2090 return ret;
2091 }
2092
2093 /**********************************************************************
2094 *********************************************************************/
2095
2096 static NTSTATUS ldapsam_setsamgrent(struct pdb_methods *my_methods, BOOL update)
2097 {
2098 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
2099 fstring filter;
2100 int rc;
2101 char **attr_list;
2102
2103 pstr_sprintf( filter, "(objectclass=%s)", LDAP_OBJ_GROUPMAP);
2104 attr_list = get_attr_list( groupmap_attr_list );
2105 rc = smbldap_search(ldap_state->smbldap_state, lp_ldap_group_suffix(),
2106 LDAP_SCOPE_SUBTREE, filter,
2107 attr_list, 0, &ldap_state->result);
2108 free_attr_list( attr_list );
2109
2110 if (rc != LDAP_SUCCESS) {
2111 DEBUG(0, ("ldapsam_setsamgrent: LDAP search failed: %s\n", ldap_err2string(rc)));
2112 DEBUG(3, ("ldapsam_setsamgrent: Query was: %s, %s\n", lp_ldap_group_suffix(), filter));
2113 ldap_msgfree(ldap_state->result);
2114 ldap_state->result = NULL;
2115 return NT_STATUS_UNSUCCESSFUL;
2116 }
2117
2118 DEBUG(2, ("ldapsam_setsampwent: %d entries in the base!\n",
2119 ldap_count_entries(ldap_state->smbldap_state->ldap_struct,
2120 ldap_state->result)));
2121
2122 ldap_state->entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, ldap_state->result);
2123 ldap_state->index = 0;
2124
2125 return NT_STATUS_OK;
2126 }
2127
2128 /**********************************************************************
2129 *********************************************************************/
2130
2131 static void ldapsam_endsamgrent(struct pdb_methods *my_methods)
2132 {
2133 ldapsam_endsampwent(my_methods);
2134 }
2135
2136 /**********************************************************************
2137 *********************************************************************/
2138
2139 static NTSTATUS ldapsam_getsamgrent(struct pdb_methods *my_methods,
2140 GROUP_MAP *map)
2141 {
2142 NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
2143 struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
2144 BOOL bret = False;
2145
2146 while (!bret) {
2147 if (!ldap_state->entry)
2148 return ret;
2149
2150 ldap_state->index++;
2151 bret = init_group_from_ldap(ldap_state, map, ldap_state->entry);
2152
2153 ldap_state->entry = ldap_next_entry(ldap_state->smbldap_state->ldap_struct,
2154 ldap_state->entry);
2155 }
2156
2157 return NT_STATUS_OK;
2158 }
2159
2160 /**********************************************************************
2161 *********************************************************************/
2162
2163 static NTSTATUS ldapsam_enum_group_mapping(struct pdb_methods *methods,
2164 enum SID_NAME_USE sid_name_use,
2165 GROUP_MAP **rmap, int *num_entries,
2166 BOOL unix_only)
2167 {
2168 GROUP_MAP map;
2169 GROUP_MAP *mapt;
2170 int entries = 0;
2171
2172 *num_entries = 0;
2173 *rmap = NULL;
2174
2175 if (!NT_STATUS_IS_OK(ldapsam_setsamgrent(methods, False))) {
2176 DEBUG(0, ("ldapsam_enum_group_mapping: Unable to open passdb\n"));
2177 return NT_STATUS_ACCESS_DENIED;
2178 }
2179
2180 while (NT_STATUS_IS_OK(ldapsam_getsamgrent(methods, &map))) {
2181 if (sid_name_use != SID_NAME_UNKNOWN &&
2182 sid_name_use != map.sid_name_use) {
2183 DEBUG(11,("ldapsam_enum_group_mapping: group %s is not of the requested type\n", map.nt_name));
2184 continue;
2185 }
2186 if (unix_only==ENUM_ONLY_MAPPED && map.gid==-1) {
2187 DEBUG(11,("ldapsam_enum_group_mapping: group %s is non mapped\n", map.nt_name));
2188 continue;
2189 }
2190
2191 mapt=(GROUP_MAP *)Realloc((*rmap), (entries+1)*sizeof(GROUP_MAP));
2192 if (!mapt) {
2193 DEBUG(0,("ldapsam_enum_group_mapping: Unable to enlarge group map!\n"));
2194 SAFE_FREE(*rmap);
2195 return NT_STATUS_UNSUCCESSFUL;
2196 }
2197 else
2198 (*rmap) = mapt;
2199
2200 mapt[entries] = map;
2201
2202 entries += 1;
2203
2204 }
2205 ldapsam_endsamgrent(methods);
2206
2207 *num_entries = entries;
2208
2209 return NT_STATUS_OK;
2210 }
2211
2212 /**********************************************************************
2213 Housekeeping
2214 *********************************************************************/
2215
2216 static void free_private_data(void **vp)
2217 {
2218 struct ldapsam_privates **ldap_state = (struct ldapsam_privates **)vp;
2219
2220 smbldap_free_struct(&(*ldap_state)->smbldap_state);
2221
2222 if ((*ldap_state)->result != NULL) {
2223 ldap_msgfree((*ldap_state)->result);
2224 (*ldap_state)->result = NULL;
2225 }
2226
2227 *ldap_state = NULL;
2228
2229 /* No need to free any further, as it is talloc()ed */
2230 }
2231
2232 /**********************************************************************
2233 Intitalise the parts of the pdb_context that are common to all pdb_ldap modes
2234 *********************************************************************/
2235
2236 static NTSTATUS pdb_init_ldapsam_common(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method,
2237 const char *location)
2238 {
2239 NTSTATUS nt_status;
2240 struct ldapsam_privates *ldap_state;
2241
2242 if (!NT_STATUS_IS_OK(nt_status = make_pdb_methods(pdb_context->mem_ctx, pdb_method))) {
2243 return nt_status;
2244 }
2245
2246 (*pdb_method)->name = "ldapsam";
2247
2248 (*pdb_method)->setsampwent = ldapsam_setsampwent;
2249 (*pdb_method)->endsampwent = ldapsam_endsampwent;
2250 (*pdb_method)->getsampwent = ldapsam_getsampwent;
2251 (*pdb_method)->getsampwnam = ldapsam_getsampwnam;
2252 (*pdb_method)->getsampwsid = ldapsam_getsampwsid;
2253 (*pdb_method)->add_sam_account = ldapsam_add_sam_account;
2254 (*pdb_method)->update_sam_account = ldapsam_update_sam_account;
2255 (*pdb_method)->delete_sam_account = ldapsam_delete_sam_account;
2256
2257 (*pdb_method)->getgrsid = ldapsam_getgrsid;
2258 (*pdb_method)->getgrgid = ldapsam_getgrgid;
2259 (*pdb_method)->getgrnam = ldapsam_getgrnam;
2260 (*pdb_method)->add_group_mapping_entry = ldapsam_add_group_mapping_entry;
2261 (*pdb_method)->update_group_mapping_entry = ldapsam_update_group_mapping_entry;
2262 (*pdb_method)->delete_group_mapping_entry = ldapsam_delete_group_mapping_entry;
2263 (*pdb_method)->enum_group_mapping = ldapsam_enum_group_mapping;
2264
2265 /* TODO: Setup private data and free */
2266
2267 ldap_state = talloc_zero(pdb_context->mem_ctx, sizeof(*ldap_state));
2268 if (!ldap_state) {
2269 DEBUG(0, ("pdb_init_ldapsam_common: talloc() failed for ldapsam private_data!\n"));
2270 return NT_STATUS_NO_MEMORY;
2271 }
2272
2273 if (!NT_STATUS_IS_OK(nt_status =
2274 smbldap_init(pdb_context->mem_ctx, location,
2275 &ldap_state->smbldap_state)));
2276
2277 ldap_state->domain_name = talloc_strdup(pdb_context->mem_ctx, get_global_sam_name());
2278 if (!ldap_state->domain_name) {
2279 return NT_STATUS_NO_MEMORY;
2280 }
2281
2282 (*pdb_method)->private_data = ldap_state;
2283
2284 (*pdb_method)->free_private_data = free_private_data;
2285
2286 return NT_STATUS_OK;
2287 }
2288
2289 /**********************************************************************
2290 Initialise the 'compat' mode for pdb_ldap
2291 *********************************************************************/
2292
2293 static NTSTATUS pdb_init_ldapsam_compat(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
2294 {
2295 NTSTATUS nt_status;
2296 struct ldapsam_privates *ldap_state;
2297
2298 #ifdef WITH_LDAP_SAMCONFIG
2299 if (!location) {
2300 int ldap_port = lp_ldap_port();
2301
2302 /* remap default port if not using SSL (ie clear or TLS) */
2303 if ( (lp_ldap_ssl() != LDAP_SSL_ON) && (ldap_port == 636) ) {
2304 ldap_port = 389;
2305 }
2306
2307 location = talloc_asprintf(pdb_context->mem_ctx, "%s://%s:%d", lp_ldap_ssl() == LDAP_SSL_ON ? "ldaps" : "ldap", lp_ldap_server(), ldap_port);
2308 if (!location) {
2309 return NT_STATUS_NO_MEMORY;
2310 }
2311 }
2312 #endif
2313
2314 if (!NT_STATUS_IS_OK(nt_status = pdb_init_ldapsam_common(pdb_context, pdb_method, location))) {
2315 return nt_status;
2316 }
2317
2318 (*pdb_method)->name = "ldapsam_compat";
2319
2320 ldap_state = (*pdb_method)->private_data;
2321 ldap_state->schema_ver = SCHEMAVER_SAMBAACCOUNT;
2322
2323 sid_copy(&ldap_state->domain_sid, get_global_sam_sid());
2324
2325 return NT_STATUS_OK;
2326 }
2327
2328 /**********************************************************************
2329 Initialise the normal mode for pdb_ldap
2330 *********************************************************************/
2331
2332 static NTSTATUS pdb_init_ldapsam(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
2333 {
2334 NTSTATUS nt_status;
2335 struct ldapsam_privates *ldap_state;
2336 uint32 alg_rid_base;
2337 pstring alg_rid_base_string;
2338 LDAPMessage *result = NULL;
2339 LDAPMessage *entry = NULL;
2340 DOM_SID ldap_domain_sid;
2341 DOM_SID secrets_domain_sid;
2342 pstring domain_sid_string;
2343
2344 if (!NT_STATUS_IS_OK(nt_status = pdb_init_ldapsam_common(pdb_context, pdb_method, location))) {
2345 return nt_status;
2346 }
2347
2348 (*pdb_method)->name = "ldapsam";
2349
2350 ldap_state = (*pdb_method)->private_data;
2351 ldap_state->schema_ver = SCHEMAVER_SAMBASAMACCOUNT;
2352
2353 /* Try to setup the Domain Name, Domain SID, algorithmic rid base */
2354
2355 nt_status = smbldap_search_domain_info(ldap_state->smbldap_state, &result,
2356 ldap_state->domain_name, True);
2357
2358 if ( !NT_STATUS_IS_OK(nt_status) ) {
2359 DEBUG(2, ("pdb_init_ldapsam: WARNING: Could not get domain info, nor add one to the domain\n"));
2360 DEBUGADD(2, ("pdb_init_ldapsam: Continuing on regardless, will be unable to allocate new users/groups, \
2361 and will risk BDCs having inconsistant SIDs\n"));
2362 sid_copy(&ldap_state->domain_sid, get_global_sam_sid());
2363 return NT_STATUS_OK;
2364 }
2365
2366 /* Given that the above might fail, everything below this must be optional */
2367
2368 entry = ldap_first_entry(ldap_state->smbldap_state->ldap_struct, result);
2369 if (!entry) {
2370 DEBUG(0, ("pdb_init_ldapsam: Could not get domain info entry\n"));
2371 ldap_msgfree(result);
2372 return NT_STATUS_UNSUCCESSFUL;
2373 }
2374
2375 if (smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2376 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_USER_SID),
2377 domain_sid_string)) {
2378 BOOL found_sid;
2379 if (!string_to_sid(&ldap_domain_sid, domain_sid_string)) {
2380 DEBUG(1, ("pdb_init_ldapsam: SID [%s] could not be read as a valid SID\n", domain_sid_string));
2381 return NT_STATUS_INVALID_PARAMETER;
2382 }
2383 found_sid = secrets_fetch_domain_sid(ldap_state->domain_name, &secrets_domain_sid);
2384 if (!found_sid || !sid_equal(&secrets_domain_sid, &ldap_domain_sid)) {
2385 fstring new_sid_str, old_sid_str;
2386 DEBUG(1, ("pdb_init_ldapsam: Resetting SID for domain %s based on pdb_ldap results %s -> %s\n",
2387 ldap_state->domain_name,
2388 sid_to_string(old_sid_str, &secrets_domain_sid),
2389 sid_to_string(new_sid_str, &ldap_domain_sid)));
2390
2391 /* reset secrets.tdb sid */
2392 secrets_store_domain_sid(ldap_state->domain_name, &ldap_domain_sid);
2393 DEBUG(1, ("New global sam SID: %s\n", sid_to_string(new_sid_str, get_global_sam_sid())));
2394 }
2395 sid_copy(&ldap_state->domain_sid, &ldap_domain_sid);
2396 }
2397
2398 if (smbldap_get_single_pstring(ldap_state->smbldap_state->ldap_struct, entry,
2399 get_userattr_key2string(ldap_state->schema_ver, LDAP_ATTR_ALGORITHMIC_RID_BASE),
2400 alg_rid_base_string)) {
2401 alg_rid_base = (uint32)atol(alg_rid_base_string);
2402 if (alg_rid_base != algorithmic_rid_base()) {
2403 DEBUG(0, ("The value of 'algorithmic RID base' has changed since the LDAP\n"
2404 "database was initialised. Aborting. \n"));
2405 ldap_msgfree(result);
2406 return NT_STATUS_UNSUCCESSFUL;
2407 }
2408 }
2409 ldap_msgfree(result);
2410
2411 return NT_STATUS_OK;
2412 }
2413
2414 NTSTATUS pdb_ldap_init(void)
2415 {
2416 NTSTATUS nt_status;
2417 if (!NT_STATUS_IS_OK(nt_status = smb_register_passdb(PASSDB_INTERFACE_VERSION, "ldapsam", pdb_init_ldapsam)))
2418 return nt_status;
2419
2420 if (!NT_STATUS_IS_OK(nt_status = smb_register_passdb(PASSDB_INTERFACE_VERSION, "ldapsam_compat", pdb_init_ldapsam_compat)))
2421 return nt_status;
2422
2423 return NT_STATUS_OK;
2424 }
reg import