2 * Unix SMB/CIFS implementation.
3 * RPC Pipe client / server routines
4 * Copyright (C) Andrew Tridgell 1992-2000,
5 * Copyright (C) Jean François Micouleau 1998-2001.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 static TDB_CONTEXT *tdb; /* used for driver files */
26 #define DATABASE_VERSION_V1 1 /* native byte format. */
27 #define DATABASE_VERSION_V2 2 /* le format. */
29 #define GROUP_PREFIX "UNIXGROUP/"
32 {SE_PRIV_NONE, "no_privs", "No privilege" }, /* this one MUST be first */
33 {SE_PRIV_ADD_MACHINES, "SeMachineAccountPrivilege", "Add workstations to the domain" },
34 {SE_PRIV_SEC_PRIV, "SeSecurityPrivilege", "Manage the audit logs" },
35 {SE_PRIV_TAKE_OWNER, "SeTakeOwnershipPrivilege", "Take ownership of file" },
36 {SE_PRIV_ADD_USERS, "SaAddUsers", "Add users to the domain - Samba" },
37 {SE_PRIV_PRINT_OPERATOR, "SaPrintOp", "Add or remove printers - Samba" },
38 {SE_PRIV_ALL, "SaAllPrivs", "all privileges" }
42 { 2, "SeCreateTokenPrivilege" },
43 { 3, "SeAssignPrimaryTokenPrivilege" },
44 { 4, "SeLockMemoryPrivilege" },
45 { 5, "SeIncreaseQuotaPrivilege" },
46 { 6, "SeMachineAccountPrivilege" },
47 { 7, "SeTcbPrivilege" },
48 { 8, "SeSecurityPrivilege" },
49 { 9, "SeTakeOwnershipPrivilege" },
50 { 10, "SeLoadDriverPrivilege" },
51 { 11, "SeSystemProfilePrivilege" },
52 { 12, "SeSystemtimePrivilege" },
53 { 13, "SeProfileSingleProcessPrivilege" },
54 { 14, "SeIncreaseBasePriorityPrivilege" },
55 { 15, "SeCreatePagefilePrivilege" },
56 { 16, "SeCreatePermanentPrivilege" },
57 { 17, "SeBackupPrivilege" },
58 { 18, "SeRestorePrivilege" },
59 { 19, "SeShutdownPrivilege" },
60 { 20, "SeDebugPrivilege" },
61 { 21, "SeAuditPrivilege" },
62 { 22, "SeSystemEnvironmentPrivilege" },
63 { 23, "SeChangeNotifyPrivilege" },
64 { 24, "SeRemoteShutdownPrivilege" },
65 { 25, "SeUndockPrivilege" },
66 { 26, "SeSyncAgentPrivilege" },
67 { 27, "SeEnableDelegationPrivilege" },
72 * Those are not really privileges like the other ones.
73 * They are handled in a special case and called
77 * SeUnsolicitedInputPrivilege
80 * SeInteractiveLogonRight
81 * SeDenyInteractiveLogonRight
82 * SeDenyNetworkLogonRight
83 * SeDenyBatchLogonRight
84 * SeDenyBatchLogonRight
88 /****************************************************************************
89 check if the user has the required privilege.
90 ****************************************************************************/
91 static BOOL se_priv_access_check(NT_USER_TOKEN *token, uint32 privilege)
93 /* no token, no privilege */
97 if ((token->privilege & privilege)==privilege)
104 /****************************************************************************
105 dump the mapping group mapping to a text file
106 ****************************************************************************/
107 char *decode_sid_name_use(fstring group, enum SID_NAME_USE name_use)
109 static fstring group_type;
113 fstrcpy(group_type,"User");
115 case SID_NAME_DOM_GRP:
116 fstrcpy(group_type,"Domain group");
118 case SID_NAME_DOMAIN:
119 fstrcpy(group_type,"Domain");
122 fstrcpy(group_type,"Local group");
124 case SID_NAME_WKN_GRP:
125 fstrcpy(group_type,"Builtin group");
127 case SID_NAME_DELETED:
128 fstrcpy(group_type,"Deleted");
130 case SID_NAME_INVALID:
131 fstrcpy(group_type,"Invalid");
133 case SID_NAME_UNKNOWN:
135 fstrcpy(group_type,"Unknown type");
139 fstrcpy(group, group_type);
143 /****************************************************************************
144 initialise first time the mapping list - called from init_group_mapping()
145 ****************************************************************************/
146 static BOOL default_group_mapping(void)
156 PRIVILEGE_SET privilege_none;
157 PRIVILEGE_SET privilege_all;
158 PRIVILEGE_SET privilege_print_op;
160 init_privilege(&privilege_none);
161 init_privilege(&privilege_all);
162 init_privilege(&privilege_print_op);
166 set.luid.low=SE_PRIV_PRINT_OPERATOR;
167 add_privilege(&privilege_print_op, set);
169 add_all_privilege(&privilege_all);
171 /* Add the Wellknown groups */
173 add_initial_entry(-1, "S-1-5-32-544", SID_NAME_ALIAS, "Administrators", "", privilege_all, PR_ACCESS_FROM_NETWORK|PR_LOG_ON_LOCALLY);
174 add_initial_entry(-1, "S-1-5-32-545", SID_NAME_ALIAS, "Users", "", privilege_none, PR_ACCESS_FROM_NETWORK|PR_LOG_ON_LOCALLY);
175 add_initial_entry(-1, "S-1-5-32-546", SID_NAME_ALIAS, "Guests", "", privilege_none, PR_ACCESS_FROM_NETWORK);
176 add_initial_entry(-1, "S-1-5-32-547", SID_NAME_ALIAS, "Power Users", "", privilege_none, PR_ACCESS_FROM_NETWORK|PR_LOG_ON_LOCALLY);
178 add_initial_entry(-1, "S-1-5-32-548", SID_NAME_ALIAS, "Account Operators", "", privilege_none, PR_ACCESS_FROM_NETWORK|PR_LOG_ON_LOCALLY);
179 add_initial_entry(-1, "S-1-5-32-549", SID_NAME_ALIAS, "System Operators", "", privilege_none, PR_ACCESS_FROM_NETWORK|PR_LOG_ON_LOCALLY);
180 add_initial_entry(-1, "S-1-5-32-550", SID_NAME_ALIAS, "Print Operators", "", privilege_print_op, PR_ACCESS_FROM_NETWORK|PR_LOG_ON_LOCALLY);
181 add_initial_entry(-1, "S-1-5-32-551", SID_NAME_ALIAS, "Backup Operators", "", privilege_none, PR_ACCESS_FROM_NETWORK|PR_LOG_ON_LOCALLY);
183 add_initial_entry(-1, "S-1-5-32-552", SID_NAME_ALIAS, "Replicators", "", privilege_none, PR_ACCESS_FROM_NETWORK);
185 /* Add the defaults domain groups */
187 sid_copy(&sid_admins, get_global_sam_sid());
188 sid_append_rid(&sid_admins, DOMAIN_GROUP_RID_ADMINS);
189 sid_to_string(str_admins, &sid_admins);
190 add_initial_entry(-1, str_admins, SID_NAME_DOM_GRP, "Domain Admins", "", privilege_all, PR_ACCESS_FROM_NETWORK|PR_LOG_ON_LOCALLY);
192 sid_copy(&sid_users, get_global_sam_sid());
193 sid_append_rid(&sid_users, DOMAIN_GROUP_RID_USERS);
194 sid_to_string(str_users, &sid_users);
195 add_initial_entry(-1, str_users, SID_NAME_DOM_GRP, "Domain Users", "", privilege_none, PR_ACCESS_FROM_NETWORK|PR_LOG_ON_LOCALLY);
197 sid_copy(&sid_guests, get_global_sam_sid());
198 sid_append_rid(&sid_guests, DOMAIN_GROUP_RID_GUESTS);
199 sid_to_string(str_guests, &sid_guests);
200 add_initial_entry(-1, str_guests, SID_NAME_DOM_GRP, "Domain Guests", "", privilege_none, PR_ACCESS_FROM_NETWORK);
205 /****************************************************************************
206 Open the group mapping tdb.
207 ****************************************************************************/
209 static BOOL init_group_mapping(void)
211 static pid_t local_pid;
212 char *vstring = "INFO/version";
215 if (tdb && local_pid == sys_getpid())
217 tdb = tdb_open_log(lock_path("group_mapping.tdb"), 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0600);
219 DEBUG(0,("Failed to open group mapping database\n"));
223 local_pid = sys_getpid();
225 /* handle a Samba upgrade */
226 tdb_lock_bystring(tdb, vstring);
228 /* Cope with byte-reversed older versions of the db. */
229 vers_id = tdb_fetch_int32(tdb, vstring);
230 if ((vers_id == DATABASE_VERSION_V1) || (IREV(vers_id) == DATABASE_VERSION_V1)) {
231 /* Written on a bigendian machine with old fetch_int code. Save as le. */
232 tdb_store_int32(tdb, vstring, DATABASE_VERSION_V2);
233 vers_id = DATABASE_VERSION_V2;
236 if (vers_id != DATABASE_VERSION_V2) {
237 tdb_traverse(tdb, tdb_traverse_delete_fn, NULL);
238 tdb_store_int32(tdb, vstring, DATABASE_VERSION_V2);
241 tdb_unlock_bystring(tdb, vstring);
243 /* write a list of default groups */
244 if(!default_group_mapping())
250 /****************************************************************************
251 ****************************************************************************/
252 BOOL add_mapping_entry(GROUP_MAP *map, int flag)
256 fstring string_sid="";
261 if(!init_group_mapping()) {
262 DEBUG(0,("failed to initialize group mapping"));
266 sid_to_string(string_sid, &map->sid);
268 len = tdb_pack(buf, sizeof(buf), "ddffd",
269 map->gid, map->sid_name_use, map->nt_name, map->comment, map->systemaccount);
271 /* write the privilege list in the TDB database */
274 len += tdb_pack(buf+len, sizeof(buf)-len, "d", set->count);
275 for (i=0; i<set->count; i++)
276 len += tdb_pack(buf+len, sizeof(buf)-len, "ddd",
277 set->set[i].luid.low, set->set[i].luid.high, set->set[i].attr);
279 if (len > sizeof(buf))
282 slprintf(key, sizeof(key), "%s%s", GROUP_PREFIX, string_sid);
284 kbuf.dsize = strlen(key)+1;
288 if (tdb_store(tdb, kbuf, dbuf, flag) != 0) return False;
293 /****************************************************************************
294 initialise first time the mapping list
295 ****************************************************************************/
296 BOOL add_initial_entry(gid_t gid, fstring sid, enum SID_NAME_USE sid_name_use,
297 fstring nt_name, fstring comment, PRIVILEGE_SET priv_set, uint32 systemaccount)
301 if(!init_group_mapping()) {
302 DEBUG(0,("failed to initialize group mapping"));
307 string_to_sid(&map.sid, sid);
308 map.sid_name_use=sid_name_use;
309 fstrcpy(map.nt_name, nt_name);
310 fstrcpy(map.comment, comment);
311 map.systemaccount=systemaccount;
313 map.priv_set.count=priv_set.count;
314 map.priv_set.set=priv_set.set;
316 add_mapping_entry(&map, TDB_INSERT);
321 /****************************************************************************
322 initialise a privilege list
323 ****************************************************************************/
324 void init_privilege(PRIVILEGE_SET *priv_set)
331 /****************************************************************************
332 free a privilege list
333 ****************************************************************************/
334 BOOL free_privilege(PRIVILEGE_SET *priv_set)
336 if (priv_set->count==0) {
337 DEBUG(100,("free_privilege: count=0, nothing to clear ?\n"));
341 if (priv_set->set==NULL) {
342 DEBUG(0,("free_privilege: list ptr is NULL, very strange !\n"));
346 safe_free(priv_set->set);
354 /****************************************************************************
355 add a privilege to a privilege array
356 ****************************************************************************/
357 BOOL add_privilege(PRIVILEGE_SET *priv_set, LUID_ATTR set)
361 /* check if the privilege is not already in the list */
362 if (check_priv_in_privilege(priv_set, set))
365 /* we can allocate memory to add the new privilege */
367 new_set=(LUID_ATTR *)Realloc(priv_set->set, (priv_set->count+1)*(sizeof(LUID_ATTR)));
369 DEBUG(0,("add_privilege: could not Realloc memory to add a new privilege\n"));
373 new_set[priv_set->count].luid.high=set.luid.high;
374 new_set[priv_set->count].luid.low=set.luid.low;
375 new_set[priv_set->count].attr=set.attr;
378 priv_set->set=new_set;
383 /****************************************************************************
384 add all the privileges to a privilege array
385 ****************************************************************************/
386 BOOL add_all_privilege(PRIVILEGE_SET *priv_set)
393 set.luid.low=SE_PRIV_ADD_USERS;
394 add_privilege(priv_set, set);
396 set.luid.low=SE_PRIV_ADD_MACHINES;
397 add_privilege(priv_set, set);
399 set.luid.low=SE_PRIV_PRINT_OPERATOR;
400 add_privilege(priv_set, set);
405 /****************************************************************************
406 check if the privilege list is empty
407 ****************************************************************************/
408 BOOL check_empty_privilege(PRIVILEGE_SET *priv_set)
410 return (priv_set->count == 0);
413 /****************************************************************************
414 check if the privilege is in the privilege list
415 ****************************************************************************/
416 BOOL check_priv_in_privilege(PRIVILEGE_SET *priv_set, LUID_ATTR set)
420 /* if the list is empty, obviously we can't have it */
421 if (check_empty_privilege(priv_set))
424 for (i=0; i<priv_set->count; i++) {
427 cur_set=&priv_set->set[i];
428 /* check only the low and high part. Checking the attr field has no meaning */
429 if( (cur_set->luid.low==set.luid.low) && (cur_set->luid.high==set.luid.high) )
436 /****************************************************************************
437 remove a privilege to a privilege array
438 ****************************************************************************/
439 BOOL remove_privilege(PRIVILEGE_SET *priv_set, LUID_ATTR set)
445 /* check if the privilege is in the list */
446 if (!check_priv_in_privilege(priv_set, set))
449 /* special case if it's the only privilege in the list */
450 if (priv_set->count==1) {
451 free_privilege(priv_set);
452 init_privilege(priv_set);
458 * the privilege is there, create a new list,
459 * and copy the other privileges
462 old_set=priv_set->set;
464 new_set=(LUID_ATTR *)malloc((priv_set->count-1)*(sizeof(LUID_ATTR)));
466 DEBUG(0,("remove_privilege: could not malloc memory for new privilege list\n"));
470 for (i=0, j=0; i<priv_set->count; i++) {
471 if ((old_set[i].luid.low==set.luid.low) &&
472 (old_set[i].luid.high==set.luid.high)) {
476 new_set[j].luid.low=old_set[i].luid.low;
477 new_set[j].luid.high=old_set[i].luid.high;
478 new_set[j].attr=old_set[i].attr;
483 if (j!=priv_set->count-1) {
484 DEBUG(0,("remove_privilege: mismatch ! difference is not -1\n"));
485 DEBUGADD(0,("old count:%d, new count:%d\n", priv_set->count, j));
490 /* ok everything is fine */
493 priv_set->set=new_set;
500 /****************************************************************************
501 return the sid and the type of the unix group
502 ****************************************************************************/
503 BOOL get_group_map_from_sid(DOM_SID sid, GROUP_MAP *map, BOOL with_priv)
512 if(!init_group_mapping()) {
513 DEBUG(0,("failed to initialize group mapping"));
517 /* the key is the SID, retrieving is direct */
519 sid_to_string(string_sid, &sid);
520 slprintf(key, sizeof(key), "%s%s", GROUP_PREFIX, string_sid);
523 kbuf.dsize = strlen(key)+1;
525 dbuf = tdb_fetch(tdb, kbuf);
526 if (!dbuf.dptr) return False;
528 ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddffd",
529 &map->gid, &map->sid_name_use, &map->nt_name, &map->comment, &map->systemaccount);
533 ret += tdb_unpack(dbuf.dptr+ret, dbuf.dsize-ret, "d", &set->count);
535 DEBUG(10,("get_group_map_from_sid: %d privileges\n", map->priv_set.count));
539 set->set=(LUID_ATTR *)smb_xmalloc(set->count*sizeof(LUID_ATTR));
542 for (i=0; i<set->count; i++)
543 ret += tdb_unpack(dbuf.dptr+ret, dbuf.dsize-ret, "ddd",
544 &(set->set[i].luid.low), &(set->set[i].luid.high), &(set->set[i].attr));
546 SAFE_FREE(dbuf.dptr);
547 if (ret != dbuf.dsize) {
548 DEBUG(0,("get_group_map_from_sid: group mapping TDB corrupted ?\n"));
553 /* we don't want the privileges */
554 if (with_priv==MAPPING_WITHOUT_PRIV)
557 sid_copy(&map->sid, &sid);
563 /****************************************************************************
564 return the sid and the type of the unix group
565 ****************************************************************************/
566 BOOL get_group_map_from_gid(gid_t gid, GROUP_MAP *map, BOOL with_priv)
568 TDB_DATA kbuf, dbuf, newkey;
574 if(!init_group_mapping()) {
575 DEBUG(0,("failed to initialize group mapping"));
579 /* we need to enumerate the TDB to find the GID */
581 for (kbuf = tdb_firstkey(tdb);
583 newkey = tdb_nextkey(tdb, kbuf), safe_free(kbuf.dptr), kbuf=newkey) {
585 if (strncmp(kbuf.dptr, GROUP_PREFIX, strlen(GROUP_PREFIX)) != 0) continue;
587 dbuf = tdb_fetch(tdb, kbuf);
588 if (!dbuf.dptr) continue;
590 fstrcpy(string_sid, kbuf.dptr+strlen(GROUP_PREFIX));
592 string_to_sid(&map->sid, string_sid);
594 ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddffd",
595 &map->gid, &map->sid_name_use, &map->nt_name, &map->comment, &map->systemaccount);
598 ret += tdb_unpack(dbuf.dptr+ret, dbuf.dsize-ret, "d", &set->count);
601 set->set=(LUID_ATTR *)smb_xmalloc(set->count*sizeof(LUID_ATTR));
604 for (i=0; i<set->count; i++)
605 ret += tdb_unpack(dbuf.dptr+ret, dbuf.dsize-ret, "ddd",
606 &(set->set[i].luid.low), &(set->set[i].luid.high), &(set->set[i].attr));
608 SAFE_FREE(dbuf.dptr);
609 if (ret != dbuf.dsize){
616 free_privilege(&map->priv_set);
626 /****************************************************************************
627 return the sid and the type of the unix group
628 ****************************************************************************/
629 BOOL get_group_map_from_ntname(char *name, GROUP_MAP *map, BOOL with_priv)
631 TDB_DATA kbuf, dbuf, newkey;
637 if(!init_group_mapping()) {
638 DEBUG(0,("get_group_map_from_ntname:failed to initialize group mapping"));
642 /* we need to enumerate the TDB to find the name */
644 for (kbuf = tdb_firstkey(tdb);
646 newkey = tdb_nextkey(tdb, kbuf), safe_free(kbuf.dptr), kbuf=newkey) {
648 if (strncmp(kbuf.dptr, GROUP_PREFIX, strlen(GROUP_PREFIX)) != 0) continue;
650 dbuf = tdb_fetch(tdb, kbuf);
651 if (!dbuf.dptr) continue;
653 fstrcpy(string_sid, kbuf.dptr+strlen(GROUP_PREFIX));
655 string_to_sid(&map->sid, string_sid);
657 ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddffd",
658 &map->gid, &map->sid_name_use, &map->nt_name, &map->comment, &map->systemaccount);
661 ret += tdb_unpack(dbuf.dptr+ret, dbuf.dsize-ret, "d", &set->count);
663 set->set=(LUID_ATTR *)malloc(set->count*sizeof(LUID_ATTR));
664 if (set->set==NULL) {
665 DEBUG(0,("get_group_map_from_ntname: could not allocate memory for privileges\n"));
669 for (i=0; i<set->count; i++)
670 ret += tdb_unpack(dbuf.dptr+ret, dbuf.dsize-ret, "ddd",
671 &(set->set[i].luid.low), &(set->set[i].luid.high), &(set->set[i].attr));
673 SAFE_FREE(dbuf.dptr);
674 if (ret != dbuf.dsize) {
679 if (StrCaseCmp(name, map->nt_name)==0) {
681 free_privilege(&map->priv_set);
691 /****************************************************************************
692 remove a group mapping entry
693 ****************************************************************************/
694 BOOL group_map_remove(DOM_SID sid)
700 if(!init_group_mapping()) {
701 DEBUG(0,("failed to initialize group mapping"));
705 /* the key is the SID, retrieving is direct */
707 sid_to_string(string_sid, &sid);
708 slprintf(key, sizeof(key), "%s%s", GROUP_PREFIX, string_sid);
711 kbuf.dsize = strlen(key)+1;
713 dbuf = tdb_fetch(tdb, kbuf);
714 if (!dbuf.dptr) return False;
716 SAFE_FREE(dbuf.dptr);
718 if(tdb_delete(tdb, kbuf) != TDB_SUCCESS)
725 /****************************************************************************
726 enumerate the group mapping
727 ****************************************************************************/
728 BOOL enum_group_mapping(enum SID_NAME_USE sid_name_use, GROUP_MAP **rmap,
729 int *num_entries, BOOL unix_only, BOOL with_priv)
731 TDB_DATA kbuf, dbuf, newkey;
741 if(!init_group_mapping()) {
742 DEBUG(0,("failed to initialize group mapping"));
749 for (kbuf = tdb_firstkey(tdb);
751 newkey = tdb_nextkey(tdb, kbuf), safe_free(kbuf.dptr), kbuf=newkey) {
753 if (strncmp(kbuf.dptr, GROUP_PREFIX, strlen(GROUP_PREFIX)) != 0)
756 dbuf = tdb_fetch(tdb, kbuf);
760 fstrcpy(string_sid, kbuf.dptr+strlen(GROUP_PREFIX));
762 ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddffd",
763 &map.gid, &map.sid_name_use, &map.nt_name, &map.comment, &map.systemaccount);
768 ret += tdb_unpack(dbuf.dptr+ret, dbuf.dsize-ret, "d", &set->count);
771 set->set=(LUID_ATTR *)malloc(set->count*sizeof(LUID_ATTR));
772 if (set->set==NULL) {
773 DEBUG(0,("enum_group_mapping: could not allocate memory for privileges\n"));
778 for (i=0; i<set->count; i++)
779 ret += tdb_unpack(dbuf.dptr+ret, dbuf.dsize-ret, "ddd",
780 &(set->set[i].luid.low), &(set->set[i].luid.high), &(set->set[i].attr));
782 SAFE_FREE(dbuf.dptr);
783 if (ret != dbuf.dsize) {
784 DEBUG(11,("enum_group_mapping: error in memory size\n"));
789 /* list only the type or everything if UNKNOWN */
790 if (sid_name_use!=SID_NAME_UNKNOWN && sid_name_use!=map.sid_name_use) {
791 DEBUG(11,("enum_group_mapping: group %s is not of the requested type\n", map.nt_name));
796 if (unix_only==ENUM_ONLY_MAPPED && map.gid==-1) {
797 DEBUG(11,("enum_group_mapping: group %s is non mapped\n", map.nt_name));
802 string_to_sid(&map.sid, string_sid);
804 decode_sid_name_use(group_type, map.sid_name_use);
805 DEBUG(11,("enum_group_mapping: returning group %s of type %s\n", map.nt_name ,group_type));
807 mapt=(GROUP_MAP *)Realloc((*rmap), (entries+1)*sizeof(GROUP_MAP));
809 DEBUG(0,("enum_group_mapping: Unable to enlarge group map!\n"));
817 mapt[entries].gid = map.gid;
818 sid_copy( &mapt[entries].sid, &map.sid);
819 mapt[entries].sid_name_use = map.sid_name_use;
820 fstrcpy(mapt[entries].nt_name, map.nt_name);
821 fstrcpy(mapt[entries].comment, map.comment);
822 mapt[entries].systemaccount=map.systemaccount;
823 mapt[entries].priv_set.count=set->count;
824 mapt[entries].priv_set.control=set->control;
825 mapt[entries].priv_set.set=set->set;
827 free_privilege(&(mapt[entries].priv_set));
832 *num_entries=entries;
837 /****************************************************************************
838 convert a privilege string to a privilege array
839 ****************************************************************************/
840 void convert_priv_from_text(PRIVILEGE_SET *se_priv, char *privilege)
847 /* By default no privilege */
848 init_privilege(se_priv);
853 while(next_token(&p, tok, " ", sizeof(tok)) ) {
854 for (i=0; i<=PRIV_ALL_INDEX; i++) {
855 if (StrCaseCmp(privs[i].priv, tok)==0) {
858 set.luid.low=privs[i].se_priv;
859 add_privilege(se_priv, set);
865 /****************************************************************************
866 convert a privilege array to a privilege string
867 ****************************************************************************/
868 void convert_priv_to_text(PRIVILEGE_SET *se_priv, char *privilege)
875 ZERO_STRUCTP(privilege);
877 if (check_empty_privilege(se_priv)) {
878 fstrcat(privilege, "No privilege");
882 for(i=0; i<se_priv->count; i++) {
884 while (privs[j].se_priv!=se_priv->set[i].luid.low && j<=PRIV_ALL_INDEX) {
888 fstrcat(privilege, privs[j].priv);
889 fstrcat(privilege, " ");
896 * High level functions
897 * better to use them than the lower ones.
899 * we are checking if the group is in the mapping file
900 * and if the group is an existing unix group
904 /* get a domain group from it's SID */
906 BOOL get_domain_group_from_sid(DOM_SID sid, GROUP_MAP *map, BOOL with_priv)
910 if(!init_group_mapping()) {
911 DEBUG(0,("failed to initialize group mapping"));
915 DEBUG(10, ("get_domain_group_from_sid\n"));
917 /* if the group is NOT in the database, it CAN NOT be a domain group */
918 if(!get_group_map_from_sid(sid, map, with_priv))
921 DEBUG(10, ("get_domain_group_from_sid: SID found in the TDB\n"));
923 /* if it's not a domain group, continue */
924 if (map->sid_name_use!=SID_NAME_DOM_GRP) {
926 free_privilege(&map->priv_set);
930 DEBUG(10, ("get_domain_group_from_sid: SID is a domain group\n"));
934 free_privilege(&map->priv_set);
938 DEBUG(10, ("get_domain_group_from_sid: SID is mapped to gid:%d\n",map->gid));
940 if ( (grp=getgrgid(map->gid)) == NULL) {
941 DEBUG(10, ("get_domain_group_from_sid: gid DOESN'T exist in UNIX security\n"));
943 free_privilege(&map->priv_set);
947 DEBUG(10, ("get_domain_group_from_sid: gid exists in UNIX security\n"));
953 /* get a local (alias) group from it's SID */
955 BOOL get_local_group_from_sid(DOM_SID sid, GROUP_MAP *map, BOOL with_priv)
959 if(!init_group_mapping()) {
960 DEBUG(0,("failed to initialize group mapping"));
964 /* The group is in the mapping table */
965 if(get_group_map_from_sid(sid, map, with_priv)) {
966 if (map->sid_name_use!=SID_NAME_ALIAS) {
968 free_privilege(&map->priv_set);
974 free_privilege(&map->priv_set);
978 if ( (grp=getgrgid(map->gid)) == NULL) {
980 free_privilege(&map->priv_set);
984 /* the group isn't in the mapping table.
985 * make one based on the unix information */
988 sid_peek_rid(&sid, &alias_rid);
989 map->gid=pdb_group_rid_to_gid(alias_rid);
991 if ((grp=getgrgid(map->gid)) == NULL)
994 map->sid_name_use=SID_NAME_ALIAS;
995 map->systemaccount=PR_ACCESS_FROM_NETWORK;
997 fstrcpy(map->nt_name, grp->gr_name);
998 fstrcpy(map->comment, "Local Unix Group");
1000 init_privilege(&map->priv_set);
1002 sid_copy(&map->sid, &sid);
1008 /* get a builtin group from it's SID */
1010 BOOL get_builtin_group_from_sid(DOM_SID sid, GROUP_MAP *map, BOOL with_priv)
1014 if(!init_group_mapping()) {
1015 DEBUG(0,("failed to initialize group mapping"));
1019 if(!get_group_map_from_sid(sid, map, with_priv))
1022 if (map->sid_name_use!=SID_NAME_WKN_GRP) {
1024 free_privilege(&map->priv_set);
1030 free_privilege(&map->priv_set);
1034 if ( (grp=getgrgid(map->gid)) == NULL) {
1036 free_privilege(&map->priv_set);
1045 /****************************************************************************
1046 Returns a GROUP_MAP struct based on the gid.
1047 ****************************************************************************/
1048 BOOL get_group_from_gid(gid_t gid, GROUP_MAP *map, BOOL with_priv)
1052 if(!init_group_mapping()) {
1053 DEBUG(0,("failed to initialize group mapping"));
1057 if ( (grp=getgrgid(gid)) == NULL)
1061 * make a group map from scratch if doesn't exist.
1063 if (!get_group_map_from_gid(gid, map, with_priv)) {
1065 map->sid_name_use=SID_NAME_ALIAS;
1066 map->systemaccount=PR_ACCESS_FROM_NETWORK;
1067 init_privilege(&map->priv_set);
1069 /* interim solution until we have a last RID allocated */
1071 sid_copy(&map->sid, get_global_sam_sid());
1072 sid_append_rid(&map->sid, pdb_gid_to_group_rid(gid));
1074 fstrcpy(map->nt_name, grp->gr_name);
1075 fstrcpy(map->comment, "Local Unix Group");
1084 /****************************************************************************
1085 Get the member users of a group and
1086 all the users who have that group as primary.
1088 give back an array of uid
1089 return the grand number of users
1092 TODO: sort the list and remove duplicate. JFM.
1094 ****************************************************************************/
1096 BOOL get_uid_list_of_group(gid_t gid, uid_t **uid, int *num_uids)
1104 if(!init_group_mapping()) {
1105 DEBUG(0,("failed to initialize group mapping"));
1112 if ( (grp=getgrgid(gid)) == NULL)
1115 gr = grp->gr_mem[0];
1116 DEBUG(10, ("getting members\n"));
1118 while (gr && (*gr != (char)'\0')) {
1119 u = Realloc((*uid), sizeof(uid_t)*(*num_uids+1));
1121 DEBUG(0,("get_uid_list_of_group: unable to enlarge uid list!\n"));
1126 if( (pwd=getpwnam_alloc(gr)) !=NULL) {
1127 (*uid)[*num_uids]=pwd->pw_uid;
1131 gr = grp->gr_mem[++i];
1133 DEBUG(10, ("got [%d] members\n", *num_uids));
1136 while ((pwd=getpwent()) != NULL) {
1137 if (pwd->pw_gid==gid) {
1138 u = Realloc((*uid), sizeof(uid_t)*(*num_uids+1));
1140 DEBUG(0,("get_uid_list_of_group: unable to enlarge uid list!\n"));
1144 (*uid)[*num_uids]=pwd->pw_uid;
1150 DEBUG(10, ("got primary groups, members: [%d]\n", *num_uids));
1155 /****************************************************************************
1156 Create a UNIX group on demand.
1157 ****************************************************************************/
1159 int smb_create_group(char *unix_group)
1164 pstrcpy(add_script, lp_addgroup_script());
1165 if (! *add_script) return -1;
1166 pstring_sub(add_script, "%g", unix_group);
1167 ret = smbrun(add_script,NULL);
1168 DEBUG(3,("smb_create_group: Running the command `%s' gave %d\n",add_script,ret));
1172 /****************************************************************************
1173 Delete a UNIX group on demand.
1174 ****************************************************************************/
1176 int smb_delete_group(char *unix_group)
1181 pstrcpy(del_script, lp_delgroup_script());
1182 if (! *del_script) return -1;
1183 pstring_sub(del_script, "%g", unix_group);
1184 ret = smbrun(del_script,NULL);
1185 DEBUG(3,("smb_delete_group: Running the command `%s' gave %d\n",del_script,ret));
1189 /****************************************************************************
1190 Create a UNIX group on demand.
1191 ****************************************************************************/
1193 int smb_add_user_group(char *unix_group, char *unix_user)
1198 pstrcpy(add_script, lp_addusertogroup_script());
1199 if (! *add_script) return -1;
1200 pstring_sub(add_script, "%g", unix_group);
1201 pstring_sub(add_script, "%u", unix_user);
1202 ret = smbrun(add_script,NULL);
1203 DEBUG(3,("smb_add_user_group: Running the command `%s' gave %d\n",add_script,ret));
1207 /****************************************************************************
1208 Delete a UNIX group on demand.
1209 ****************************************************************************/
1211 int smb_delete_user_group(const char *unix_group, const char *unix_user)
1216 pstrcpy(del_script, lp_deluserfromgroup_script());
1217 if (! *del_script) return -1;
1218 pstring_sub(del_script, "%g", unix_group);
1219 pstring_sub(del_script, "%u", unix_user);
1220 ret = smbrun(del_script,NULL);
1221 DEBUG(3,("smb_delete_user_group: Running the command `%s' gave %d\n",del_script,ret));