* RPC Pipe client / server routines
* Copyright (C) Andrew Tridgell 1992-2000,
* Copyright (C) Jean François Micouleau 1998-2001.
+ * Copyright (C) Volker Lendecke 2006.
+ * Copyright (C) Gerald Carter 2006.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
+#include "system/passwd.h"
+#include "passdb.h"
+#include "groupdb/mapping.h"
+#include "../libcli/security/security.h"
+#include "lib/winbind_util.h"
+#include <tdb.h>
-static TDB_CONTEXT *tdb; /* used for driver files */
+static const struct mapping_backend *backend;
-#define DATABASE_VERSION_V1 1 /* native byte format. */
-#define DATABASE_VERSION_V2 2 /* le format. */
-
-#define GROUP_PREFIX "UNIXGROUP/"
-
-/* Alias memberships are stored reverse, as memberships. The performance
- * critical operation is to determine the aliases a SID is member of, not
- * listing alias members. So we store a list of alias SIDs a SID is member of
- * hanging of the member as key.
+/*
+ initialise a group mapping backend
*/
-#define MEMBEROF_PREFIX "MEMBEROF/"
-
-PRIVS privs[] = {
- {SE_PRIV_NONE, "no_privs", "No privilege" }, /* this one MUST be first */
- {SE_PRIV_ADD_MACHINES, "SeMachineAccountPrivilege", "Add workstations to the domain" },
- {SE_PRIV_SEC_PRIV, "SeSecurityPrivilege", "Manage the audit logs" },
- {SE_PRIV_TAKE_OWNER, "SeTakeOwnershipPrivilege", "Take ownership of file" },
- {SE_PRIV_ADD_USERS, "SaAddUsers", "Add users to the domain - Samba" },
- {SE_PRIV_PRINT_OPERATOR, "SaPrintOp", "Add or remove printers - Samba" },
- {SE_PRIV_ALL, "SaAllPrivs", "all privileges" }
-};
-
-
-/****************************************************************************
-dump the mapping group mapping to a text file
-****************************************************************************/
-char *decode_sid_name_use(fstring group, enum SID_NAME_USE name_use)
-{
- static fstring group_type;
-
- switch(name_use) {
- case SID_NAME_USER:
- fstrcpy(group_type,"User");
- break;
- case SID_NAME_DOM_GRP:
- fstrcpy(group_type,"Domain group");
- break;
- case SID_NAME_DOMAIN:
- fstrcpy(group_type,"Domain");
- break;
- case SID_NAME_ALIAS:
- fstrcpy(group_type,"Local group");
- break;
- case SID_NAME_WKN_GRP:
- fstrcpy(group_type,"Builtin group");
- break;
- case SID_NAME_DELETED:
- fstrcpy(group_type,"Deleted");
- break;
- case SID_NAME_INVALID:
- fstrcpy(group_type,"Invalid");
- break;
- case SID_NAME_UNKNOWN:
- default:
- fstrcpy(group_type,"Unknown type");
- break;
- }
-
- fstrcpy(group, group_type);
- return group_type;
-}
-
-/****************************************************************************
-initialise first time the mapping list - called from init_group_mapping()
-****************************************************************************/
-static BOOL default_group_mapping(void)
+static bool init_group_mapping(void)
{
- DOM_SID sid_admins;
- DOM_SID sid_users;
- DOM_SID sid_guests;
- fstring str_admins;
- fstring str_users;
- fstring str_guests;
-
- /* Add the Wellknown groups */
-
- add_initial_entry(-1, "S-1-5-32-544", SID_NAME_WKN_GRP, "Administrators", "");
- add_initial_entry(-1, "S-1-5-32-545", SID_NAME_WKN_GRP, "Users", "");
- add_initial_entry(-1, "S-1-5-32-546", SID_NAME_WKN_GRP, "Guests", "");
- add_initial_entry(-1, "S-1-5-32-547", SID_NAME_WKN_GRP, "Power Users", "");
- add_initial_entry(-1, "S-1-5-32-548", SID_NAME_WKN_GRP, "Account Operators", "");
- add_initial_entry(-1, "S-1-5-32-549", SID_NAME_WKN_GRP, "System Operators", "");
- add_initial_entry(-1, "S-1-5-32-550", SID_NAME_WKN_GRP, "Print Operators", "");
- add_initial_entry(-1, "S-1-5-32-551", SID_NAME_WKN_GRP, "Backup Operators", "");
- add_initial_entry(-1, "S-1-5-32-552", SID_NAME_WKN_GRP, "Replicators", "");
-
- /* Add the defaults domain groups */
-
- sid_copy(&sid_admins, get_global_sam_sid());
- sid_append_rid(&sid_admins, DOMAIN_GROUP_RID_ADMINS);
- sid_to_string(str_admins, &sid_admins);
- add_initial_entry(-1, str_admins, SID_NAME_DOM_GRP, "Domain Admins", "");
-
- sid_copy(&sid_users, get_global_sam_sid());
- sid_append_rid(&sid_users, DOMAIN_GROUP_RID_USERS);
- sid_to_string(str_users, &sid_users);
- add_initial_entry(-1, str_users, SID_NAME_DOM_GRP, "Domain Users", "");
-
- sid_copy(&sid_guests, get_global_sam_sid());
- sid_append_rid(&sid_guests, DOMAIN_GROUP_RID_GUESTS);
- sid_to_string(str_guests, &sid_guests);
- add_initial_entry(-1, str_guests, SID_NAME_DOM_GRP, "Domain Guests", "");
-
- return True;
-}
-
-/****************************************************************************
- Open the group mapping tdb.
-****************************************************************************/
-
-static BOOL init_group_mapping(void)
-{
- static pid_t local_pid;
- const char *vstring = "INFO/version";
- int32 vers_id;
-
- if (tdb && local_pid == sys_getpid())
+ if (backend != NULL) {
+ /* already initialised */
return True;
- tdb = tdb_open_log(lock_path("group_mapping.tdb"), 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0600);
- if (!tdb) {
- DEBUG(0,("Failed to open group mapping database\n"));
- return False;
- }
-
- local_pid = sys_getpid();
-
- /* handle a Samba upgrade */
- tdb_lock_bystring(tdb, vstring, 0);
-
- /* Cope with byte-reversed older versions of the db. */
- vers_id = tdb_fetch_int32(tdb, vstring);
- if ((vers_id == DATABASE_VERSION_V1) || (IREV(vers_id) == DATABASE_VERSION_V1)) {
- /* Written on a bigendian machine with old fetch_int code. Save as le. */
- tdb_store_int32(tdb, vstring, DATABASE_VERSION_V2);
- vers_id = DATABASE_VERSION_V2;
}
- if (vers_id != DATABASE_VERSION_V2) {
- tdb_traverse(tdb, tdb_traverse_delete_fn, NULL);
- tdb_store_int32(tdb, vstring, DATABASE_VERSION_V2);
- }
+ backend = groupdb_tdb_init();
- tdb_unlock_bystring(tdb, vstring);
-
- /* write a list of default groups */
- if(!default_group_mapping())
- return False;
-
- return True;
-}
-
-/****************************************************************************
-****************************************************************************/
-static BOOL add_mapping_entry(GROUP_MAP *map, int flag)
-{
- TDB_DATA kbuf, dbuf;
- pstring key, buf;
- fstring string_sid="";
- int len;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- sid_to_string(string_sid, &map->sid);
-
- len = tdb_pack(buf, sizeof(buf), "ddff",
- map->gid, map->sid_name_use, map->nt_name, map->comment);
-
- if (len > sizeof(buf))
- return False;
-
- slprintf(key, sizeof(key), "%s%s", GROUP_PREFIX, string_sid);
-
- kbuf.dsize = strlen(key)+1;
- kbuf.dptr = key;
- dbuf.dsize = len;
- dbuf.dptr = buf;
- if (tdb_store(tdb, kbuf, dbuf, flag) != 0) return False;
-
- return True;
+ return backend != NULL;
}
/****************************************************************************
initialise first time the mapping list
****************************************************************************/
-BOOL add_initial_entry(gid_t gid, const char *sid, enum SID_NAME_USE sid_name_use, const char *nt_name, const char *comment)
+NTSTATUS add_initial_entry(gid_t gid, const char *sid, enum lsa_SidType sid_name_use, const char *nt_name, const char *comment)
{
GROUP_MAP map;
if(!init_group_mapping()) {
DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
+ return NT_STATUS_UNSUCCESSFUL;
}
-
+
map.gid=gid;
if (!string_to_sid(&map.sid, sid)) {
DEBUG(0, ("string_to_sid failed: %s", sid));
- return False;
+ return NT_STATUS_UNSUCCESSFUL;
}
-
+
map.sid_name_use=sid_name_use;
fstrcpy(map.nt_name, nt_name);
fstrcpy(map.comment, comment);
return pdb_add_group_mapping_entry(&map);
-}
-
-/****************************************************************************
- Return the sid and the type of the unix group.
-****************************************************************************/
-
-static BOOL get_group_map_from_sid(DOM_SID sid, GROUP_MAP *map)
-{
- TDB_DATA kbuf, dbuf;
- pstring key;
- fstring string_sid;
- int ret = 0;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- /* the key is the SID, retrieving is direct */
-
- sid_to_string(string_sid, &sid);
- slprintf(key, sizeof(key), "%s%s", GROUP_PREFIX, string_sid);
-
- kbuf.dptr = key;
- kbuf.dsize = strlen(key)+1;
-
- dbuf = tdb_fetch(tdb, kbuf);
- if (!dbuf.dptr)
- return False;
-
- ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddff",
- &map->gid, &map->sid_name_use, &map->nt_name, &map->comment);
-
- SAFE_FREE(dbuf.dptr);
-
- if ( ret == -1 ) {
- DEBUG(3,("get_group_map_from_sid: tdb_unpack failure\n"));
- return False;
- }
-
- sid_copy(&map->sid, &sid);
-
- return True;
-}
-
-/****************************************************************************
- Return the sid and the type of the unix group.
-****************************************************************************/
-
-static BOOL get_group_map_from_gid(gid_t gid, GROUP_MAP *map)
-{
- TDB_DATA kbuf, dbuf, newkey;
- fstring string_sid;
- int ret;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- /* we need to enumerate the TDB to find the GID */
-
- for (kbuf = tdb_firstkey(tdb);
- kbuf.dptr;
- newkey = tdb_nextkey(tdb, kbuf), safe_free(kbuf.dptr), kbuf=newkey) {
-
- if (strncmp(kbuf.dptr, GROUP_PREFIX, strlen(GROUP_PREFIX)) != 0) continue;
-
- dbuf = tdb_fetch(tdb, kbuf);
- if (!dbuf.dptr)
- continue;
-
- fstrcpy(string_sid, kbuf.dptr+strlen(GROUP_PREFIX));
-
- string_to_sid(&map->sid, string_sid);
-
- ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddff",
- &map->gid, &map->sid_name_use, &map->nt_name, &map->comment);
-
- SAFE_FREE(dbuf.dptr);
-
- if ( ret == -1 ) {
- DEBUG(3,("get_group_map_from_gid: tdb_unpack failure\n"));
- return False;
- }
-
- if (gid==map->gid) {
- SAFE_FREE(kbuf.dptr);
- return True;
- }
- }
-
- return False;
-}
-
-/****************************************************************************
- Return the sid and the type of the unix group.
-****************************************************************************/
-
-static BOOL get_group_map_from_ntname(const char *name, GROUP_MAP *map)
-{
- TDB_DATA kbuf, dbuf, newkey;
- fstring string_sid;
- int ret;
-
- if(!init_group_mapping()) {
- DEBUG(0,("get_group_map_from_ntname:failed to initialize group mapping\n"));
- return(False);
- }
-
- /* we need to enumerate the TDB to find the name */
-
- for (kbuf = tdb_firstkey(tdb);
- kbuf.dptr;
- newkey = tdb_nextkey(tdb, kbuf), safe_free(kbuf.dptr), kbuf=newkey) {
-
- if (strncmp(kbuf.dptr, GROUP_PREFIX, strlen(GROUP_PREFIX)) != 0) continue;
-
- dbuf = tdb_fetch(tdb, kbuf);
- if (!dbuf.dptr)
- continue;
-
- fstrcpy(string_sid, kbuf.dptr+strlen(GROUP_PREFIX));
-
- string_to_sid(&map->sid, string_sid);
-
- ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddff",
- &map->gid, &map->sid_name_use, &map->nt_name, &map->comment);
-
- SAFE_FREE(dbuf.dptr);
-
- if ( ret == -1 ) {
- DEBUG(3,("get_group_map_from_ntname: tdb_unpack failure\n"));
- return False;
- }
-
- if (StrCaseCmp(name, map->nt_name)==0) {
- SAFE_FREE(kbuf.dptr);
- return True;
- }
- }
-
- return False;
-}
-
-/****************************************************************************
- Remove a group mapping entry.
-****************************************************************************/
-
-static BOOL group_map_remove(DOM_SID sid)
-{
- TDB_DATA kbuf, dbuf;
- pstring key;
- fstring string_sid;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- /* the key is the SID, retrieving is direct */
-
- sid_to_string(string_sid, &sid);
- slprintf(key, sizeof(key), "%s%s", GROUP_PREFIX, string_sid);
-
- kbuf.dptr = key;
- kbuf.dsize = strlen(key)+1;
-
- dbuf = tdb_fetch(tdb, kbuf);
- if (!dbuf.dptr)
- return False;
-
- SAFE_FREE(dbuf.dptr);
-
- if(tdb_delete(tdb, kbuf) != TDB_SUCCESS)
- return False;
-
- return True;
-}
-
-/****************************************************************************
- Enumerate the group mapping.
-****************************************************************************/
-
-static BOOL enum_group_mapping(enum SID_NAME_USE sid_name_use, GROUP_MAP **rmap,
- int *num_entries, BOOL unix_only)
-{
- TDB_DATA kbuf, dbuf, newkey;
- fstring string_sid;
- fstring group_type;
- GROUP_MAP map;
- GROUP_MAP *mapt;
- int ret;
- int entries=0;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- *num_entries=0;
- *rmap=NULL;
-
- for (kbuf = tdb_firstkey(tdb);
- kbuf.dptr;
- newkey = tdb_nextkey(tdb, kbuf), safe_free(kbuf.dptr), kbuf=newkey) {
-
- if (strncmp(kbuf.dptr, GROUP_PREFIX, strlen(GROUP_PREFIX)) != 0)
- continue;
-
- dbuf = tdb_fetch(tdb, kbuf);
- if (!dbuf.dptr)
- continue;
-
- fstrcpy(string_sid, kbuf.dptr+strlen(GROUP_PREFIX));
-
- ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "ddff",
- &map.gid, &map.sid_name_use, &map.nt_name, &map.comment);
-
- SAFE_FREE(dbuf.dptr);
-
- if ( ret == -1 ) {
- DEBUG(3,("enum_group_mapping: tdb_unpack failure\n"));
- continue;
- }
-
- /* list only the type or everything if UNKNOWN */
- if (sid_name_use!=SID_NAME_UNKNOWN && sid_name_use!=map.sid_name_use) {
- DEBUG(11,("enum_group_mapping: group %s is not of the requested type\n", map.nt_name));
- continue;
- }
-
- if (unix_only==ENUM_ONLY_MAPPED && map.gid==-1) {
- DEBUG(11,("enum_group_mapping: group %s is non mapped\n", map.nt_name));
- continue;
- }
-
- string_to_sid(&map.sid, string_sid);
-
- decode_sid_name_use(group_type, map.sid_name_use);
- DEBUG(11,("enum_group_mapping: returning group %s of type %s\n", map.nt_name ,group_type));
-
- mapt=(GROUP_MAP *)Realloc((*rmap), (entries+1)*sizeof(GROUP_MAP));
- if (!mapt) {
- DEBUG(0,("enum_group_mapping: Unable to enlarge group map!\n"));
- SAFE_FREE(*rmap);
- return False;
- }
- else
- (*rmap) = mapt;
-
- mapt[entries].gid = map.gid;
- sid_copy( &mapt[entries].sid, &map.sid);
- mapt[entries].sid_name_use = map.sid_name_use;
- fstrcpy(mapt[entries].nt_name, map.nt_name);
- fstrcpy(mapt[entries].comment, map.comment);
-
- entries++;
-
- }
-
- *num_entries=entries;
-
- return True;
-}
-
-/* This operation happens on session setup, so it should better be fast. We
- * store a list of aliases a SID is member of hanging off MEMBEROF/SID. */
-
-static NTSTATUS alias_memberships(const DOM_SID *sid, DOM_SID **sids, int *num)
-{
- fstring key, string_sid;
- TDB_DATA kbuf, dbuf;
- const char *p;
-
- *num = 0;
- *sids = NULL;
-
- if (!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return NT_STATUS_ACCESS_DENIED;
- }
-
- sid_to_string(string_sid, sid);
- slprintf(key, sizeof(key), "%s%s", MEMBEROF_PREFIX, string_sid);
-
- kbuf.dsize = strlen(key)+1;
- kbuf.dptr = key;
-
- dbuf = tdb_fetch(tdb, kbuf);
-
- if (dbuf.dptr == NULL) {
- return NT_STATUS_OK;
- }
-
- p = dbuf.dptr;
-
- while (next_token(&p, string_sid, " ", sizeof(string_sid))) {
-
- DOM_SID alias;
-
- if (!string_to_sid(&alias, string_sid))
- continue;
-
- add_sid_to_array(&alias, sids, num);
-
- if (sids == NULL)
- return NT_STATUS_NO_MEMORY;
- }
-
- SAFE_FREE(dbuf.dptr);
- return NT_STATUS_OK;
-}
-
-static BOOL is_aliasmem(const DOM_SID *alias, const DOM_SID *member)
-{
- DOM_SID *sids;
- int i, num;
-
- /* This feels the wrong way round, but the on-disk data structure
- * dictates it this way. */
- if (!NT_STATUS_IS_OK(alias_memberships(member, &sids, &num)))
- return False;
-
- for (i=0; i<num; i++) {
- if (sid_compare(alias, &sids[i]) == 0) {
- SAFE_FREE(sids);
- return True;
- }
- }
- SAFE_FREE(sids);
- return False;
-}
-
-static NTSTATUS add_aliasmem(const DOM_SID *alias, const DOM_SID *member)
-{
- GROUP_MAP map;
- TDB_DATA kbuf, dbuf;
- pstring key;
- fstring string_sid;
- char *new_memberstring;
- int result;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return NT_STATUS_ACCESS_DENIED;
- }
-
- if (!get_group_map_from_sid(*alias, &map))
- return NT_STATUS_NO_SUCH_ALIAS;
-
- if ( (map.sid_name_use != SID_NAME_ALIAS) &&
- (map.sid_name_use != SID_NAME_WKN_GRP) )
- return NT_STATUS_NO_SUCH_ALIAS;
-
- if (is_aliasmem(alias, member))
- return NT_STATUS_MEMBER_IN_ALIAS;
-
- sid_to_string(string_sid, member);
- slprintf(key, sizeof(key), "%s%s", MEMBEROF_PREFIX, string_sid);
-
- kbuf.dsize = strlen(key)+1;
- kbuf.dptr = key;
-
- dbuf = tdb_fetch(tdb, kbuf);
-
- sid_to_string(string_sid, alias);
-
- if (dbuf.dptr != NULL) {
- asprintf(&new_memberstring, "%s %s", (char *)(dbuf.dptr),
- string_sid);
- } else {
- new_memberstring = strdup(string_sid);
- }
-
- if (new_memberstring == NULL)
- return NT_STATUS_NO_MEMORY;
-
- SAFE_FREE(dbuf.dptr);
- dbuf.dsize = strlen(new_memberstring)+1;
- dbuf.dptr = new_memberstring;
-
- result = tdb_store(tdb, kbuf, dbuf, 0);
-
- SAFE_FREE(new_memberstring);
-
- return (result == 0 ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED);
-}
-
-struct aliasmem_closure {
- const DOM_SID *alias;
- DOM_SID **sids;
- int *num;
-};
-
-static int collect_aliasmem(TDB_CONTEXT *tdb_ctx, TDB_DATA key, TDB_DATA data,
- void *state)
-{
- struct aliasmem_closure *closure = (struct aliasmem_closure *)state;
- const char *p;
- fstring alias_string;
-
- if (strncmp(key.dptr, MEMBEROF_PREFIX,
- strlen(MEMBEROF_PREFIX)) != 0)
- return 0;
-
- p = data.dptr;
-
- while (next_token(&p, alias_string, " ", sizeof(alias_string))) {
-
- DOM_SID alias, member;
- const char *member_string;
-
-
- if (!string_to_sid(&alias, alias_string))
- continue;
-
- if (sid_compare(closure->alias, &alias) != 0)
- continue;
-
- /* Ok, we found the alias we're looking for in the membership
- * list currently scanned. The key represents the alias
- * member. Add that. */
-
- member_string = strchr(key.dptr, '/');
-
- /* Above we tested for MEMBEROF_PREFIX which includes the
- * slash. */
-
- SMB_ASSERT(member_string != NULL);
- member_string += 1;
-
- if (!string_to_sid(&member, member_string))
- continue;
-
- add_sid_to_array(&member, closure->sids, closure->num);
- }
-
- return 0;
-}
-
-static NTSTATUS enum_aliasmem(const DOM_SID *alias, DOM_SID **sids, int *num)
-{
- GROUP_MAP map;
- struct aliasmem_closure closure;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return NT_STATUS_ACCESS_DENIED;
- }
-
- if (!get_group_map_from_sid(*alias, &map))
- return NT_STATUS_NO_SUCH_ALIAS;
-
- if ( (map.sid_name_use != SID_NAME_ALIAS) &&
- (map.sid_name_use != SID_NAME_WKN_GRP) )
- return NT_STATUS_NO_SUCH_ALIAS;
-
- *sids = NULL;
- *num = 0;
-
- closure.alias = alias;
- closure.sids = sids;
- closure.num = num;
-
- tdb_traverse(tdb, collect_aliasmem, &closure);
- return NT_STATUS_OK;
-}
-
-static NTSTATUS del_aliasmem(const DOM_SID *alias, const DOM_SID *member)
-{
- NTSTATUS result;
- DOM_SID *sids;
- int i, num;
- BOOL found = False;
- char *member_string;
- TDB_DATA kbuf, dbuf;
- pstring key;
- fstring sid_string;
-
- result = alias_memberships(member, &sids, &num);
-
- if (!NT_STATUS_IS_OK(result))
- return result;
-
- for (i=0; i<num; i++) {
- if (sid_compare(&sids[i], alias) == 0) {
- found = True;
- break;
- }
- }
-
- if (!found) {
- SAFE_FREE(sids);
- return NT_STATUS_MEMBER_NOT_IN_ALIAS;
- }
-
- if (i < num)
- sids[i] = sids[num-1];
-
- num -= 1;
-
- sid_to_string(sid_string, member);
- slprintf(key, sizeof(key), "%s%s", MEMBEROF_PREFIX, sid_string);
-
- kbuf.dsize = strlen(key)+1;
- kbuf.dptr = key;
-
- if (num == 0)
- return tdb_delete(tdb, kbuf) == 0 ?
- NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
-
- member_string = strdup("");
-
- if (member_string == NULL) {
- SAFE_FREE(sids);
- return NT_STATUS_NO_MEMORY;
- }
-
- for (i=0; i<num; i++) {
- char *s = member_string;
-
- sid_to_string(sid_string, &sids[i]);
- asprintf(&member_string, "%s %s", s, sid_string);
-
- SAFE_FREE(s);
- if (member_string == NULL) {
- SAFE_FREE(sids);
- return NT_STATUS_NO_MEMORY;
- }
- }
-
- dbuf.dsize = strlen(member_string)+1;
- dbuf.dptr = member_string;
-
- result = tdb_store(tdb, kbuf, dbuf, 0) == 0 ?
- NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
-
- SAFE_FREE(sids);
- SAFE_FREE(member_string);
-
- return result;
-}
-
-/*
- *
- * High level functions
- * better to use them than the lower ones.
- *
- * we are checking if the group is in the mapping file
- * and if the group is an existing unix group
- *
- */
-
-/* get a domain group from it's SID */
-
-BOOL get_domain_group_from_sid(DOM_SID sid, GROUP_MAP *map)
-{
- struct group *grp;
- BOOL ret;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- DEBUG(10, ("get_domain_group_from_sid\n"));
-
- /* if the group is NOT in the database, it CAN NOT be a domain group */
-
- become_root();
- ret = pdb_getgrsid(map, sid);
- unbecome_root();
-
- if ( !ret )
- return False;
-
- DEBUG(10, ("get_domain_group_from_sid: SID found in the TDB\n"));
-
- /* if it's not a domain group, continue */
- if (map->sid_name_use!=SID_NAME_DOM_GRP) {
- return False;
- }
-
- DEBUG(10, ("get_domain_group_from_sid: SID is a domain group\n"));
-
- if (map->gid==-1) {
- return False;
- }
-
- DEBUG(10, ("get_domain_group_from_sid: SID is mapped to gid:%lu\n",(unsigned long)map->gid));
-
- grp = getgrgid(map->gid);
- if ( !grp ) {
- DEBUG(10, ("get_domain_group_from_sid: gid DOESN'T exist in UNIX security\n"));
- return False;
- }
-
- DEBUG(10, ("get_domain_group_from_sid: gid exists in UNIX security\n"));
-
- return True;
-}
-
-
-/* get a local (alias) group from it's SID */
-
-BOOL get_local_group_from_sid(DOM_SID *sid, GROUP_MAP *map)
-{
- BOOL ret;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- /* The group is in the mapping table */
- become_root();
- ret = pdb_getgrsid(map, *sid);
- unbecome_root();
-
- if ( !ret )
- return False;
-
- if ( ( (map->sid_name_use != SID_NAME_ALIAS) &&
- (map->sid_name_use != SID_NAME_WKN_GRP) )
- || (map->gid == -1)
- || (getgrgid(map->gid) == NULL) )
- {
- return False;
- }
-
-#if 1 /* JERRY */
- /* local groups only exist in the group mapping DB so this
- is not necessary */
-
- else {
- /* the group isn't in the mapping table.
- * make one based on the unix information */
- uint32 alias_rid;
- struct group *grp;
-
- sid_peek_rid(sid, &alias_rid);
- map->gid=pdb_group_rid_to_gid(alias_rid);
-
- grp = getgrgid(map->gid);
- if ( !grp ) {
- DEBUG(3,("get_local_group_from_sid: No unix group for [%ul]\n", map->gid));
- return False;
- }
-
- map->sid_name_use=SID_NAME_ALIAS;
-
- fstrcpy(map->nt_name, grp->gr_name);
- fstrcpy(map->comment, "Local Unix Group");
-
- sid_copy(&map->sid, sid);
- }
-#endif
-
- return True;
-}
-
-/* get a builtin group from it's SID */
-
-BOOL get_builtin_group_from_sid(DOM_SID *sid, GROUP_MAP *map)
-{
- struct group *grp;
- BOOL ret;
-
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
-
- become_root();
- ret = pdb_getgrsid(map, *sid);
- unbecome_root();
-
- if ( !ret )
- return False;
-
- if (map->sid_name_use!=SID_NAME_WKN_GRP) {
- return False;
- }
-
- if (map->gid==-1) {
- return False;
- }
-
- if ( (grp=getgrgid(map->gid)) == NULL) {
- return False;
- }
-
- return True;
-}
-
-
-
-/****************************************************************************
-Returns a GROUP_MAP struct based on the gid.
-****************************************************************************/
-BOOL get_group_from_gid(gid_t gid, GROUP_MAP *map)
-{
- struct group *grp;
- BOOL ret;
-
- if(!init_group_mapping()) {
- DEBUG(0,("failed to initialize group mapping\n"));
- return(False);
- }
+}
- if ( (grp=getgrgid(gid)) == NULL)
- return False;
+static NTSTATUS alias_memberships(const struct dom_sid *members, size_t num_members,
+ struct dom_sid **sids, size_t *num)
+{
+ size_t i;
- become_root();
- ret = pdb_getgrgid(map, gid);
- unbecome_root();
-
- if ( !ret ) {
- return False;
+ *num = 0;
+ *sids = NULL;
+
+ for (i=0; i<num_members; i++) {
+ NTSTATUS status = backend->one_alias_membership(&members[i], sids, num);
+ if (!NT_STATUS_IS_OK(status))
+ return status;
}
-
- return True;
+ return NT_STATUS_OK;
}
+struct aliasmem_closure {
+ const struct dom_sid *alias;
+ struct dom_sid **sids;
+ size_t *num;
+};
-/****************************************************************************
- Get the member users of a group and
- all the users who have that group as primary.
-
- give back an array of SIDS
- return the grand number of users
-
+/*
+ *
+ * High level functions
+ * better to use them than the lower ones.
+ *
+ * we are checking if the group is in the mapping file
+ * and if the group is an existing unix group
+ *
+ */
- TODO: sort the list and remove duplicate. JFM.
+/* get a domain group from it's SID */
-****************************************************************************/
-
-BOOL get_sid_list_of_group(gid_t gid, DOM_SID **sids, int *num_sids)
+bool get_domain_group_from_sid(struct dom_sid sid, GROUP_MAP *map)
{
struct group *grp;
- int i=0;
- char *gr;
- DOM_SID *s;
+ bool ret;
- struct sys_pwent *userlist;
- struct sys_pwent *user;
-
if(!init_group_mapping()) {
DEBUG(0,("failed to initialize group mapping\n"));
return(False);
}
- *num_sids = 0;
- *sids=NULL;
-
- if ( (grp=getgrgid(gid)) == NULL)
- return False;
+ DEBUG(10, ("get_domain_group_from_sid\n"));
- gr = grp->gr_mem[0];
- DEBUG(10, ("getting members\n"));
-
- while (gr && (*gr != (char)'\0')) {
- SAM_ACCOUNT *group_member_acct = NULL;
- BOOL found_user;
- s = Realloc((*sids), sizeof(**sids)*(*num_sids+1));
- if (!s) {
- DEBUG(0,("get_uid_list_of_group: unable to enlarge SID list!\n"));
- return False;
- }
- else (*sids) = s;
+ /* if the group is NOT in the database, it CAN NOT be a domain group */
- if (!NT_STATUS_IS_OK(pdb_init_sam(&group_member_acct))) {
- continue;
- }
+ become_root();
+ ret = pdb_getgrsid(map, sid);
+ unbecome_root();
- become_root();
- found_user = pdb_getsampwnam(group_member_acct, gr);
- unbecome_root();
-
- if (found_user) {
- sid_copy(&(*sids)[*num_sids], pdb_get_user_sid(group_member_acct));
- (*num_sids)++;
- }
-
- pdb_free_sam(&group_member_acct);
+ /* special case check for rid 513 */
- gr = grp->gr_mem[++i];
- }
- DEBUG(10, ("got [%d] members\n", *num_sids));
+ if ( !ret ) {
+ uint32 rid;
- winbind_off();
+ sid_peek_rid( &sid, &rid );
- user = userlist = getpwent_list();
+ if ( rid == DOMAIN_RID_USERS ) {
+ fstrcpy( map->nt_name, "None" );
+ fstrcpy( map->comment, "Ordinary Users" );
+ sid_copy( &map->sid, &sid );
+ map->sid_name_use = SID_NAME_DOM_GRP;
+ map->gid = (gid_t)-1;
+ return True;
+ }
+ return False;
+ }
- while (user != NULL) {
+ DEBUG(10, ("get_domain_group_from_sid: SID found in passdb\n"));
- SAM_ACCOUNT *group_member_acct = NULL;
- BOOL found_user;
+ /* if it's not a domain group, continue */
+ if (map->sid_name_use!=SID_NAME_DOM_GRP) {
+ return False;
+ }
- if (user->pw_gid != gid) {
- user = user->next;
- continue;
- }
+ DEBUG(10, ("get_domain_group_from_sid: SID is a domain group\n"));
- s = Realloc((*sids), sizeof(**sids)*(*num_sids+1));
- if (!s) {
- DEBUG(0,("get_sid_list_of_group: unable to enlarge "
- "SID list!\n"));
- pwent_free(userlist);
- winbind_on();
- return False;
- }
- else (*sids) = s;
-
- if (!NT_STATUS_IS_OK(pdb_init_sam(&group_member_acct))) {
- continue;
- }
-
- become_root();
- found_user = pdb_getsampwnam(group_member_acct, user->pw_name);
- unbecome_root();
-
- if (found_user) {
- sid_copy(&(*sids)[*num_sids],
- pdb_get_user_sid(group_member_acct));
- (*num_sids)++;
- } else {
- DEBUG(4,("get_sid_list_of_group: User %s [uid == %lu] "
- "has no samba account\n",
- user->pw_name, (unsigned long)user->pw_uid));
- if (algorithmic_uid_to_sid(&(*sids)[*num_sids],
- user->pw_uid))
- (*num_sids)++;
- }
- pdb_free_sam(&group_member_acct);
+ if (map->gid==-1) {
+ return False;
+ }
+
+ DEBUG(10, ("get_domain_group_from_sid: SID is mapped to gid:%lu\n",(unsigned long)map->gid));
- user = user->next;
+ grp = getgrgid(map->gid);
+ if ( !grp ) {
+ DEBUG(10, ("get_domain_group_from_sid: gid DOESN'T exist in UNIX security\n"));
+ return False;
}
- pwent_free(userlist);
- DEBUG(10, ("got primary groups, members: [%d]\n", *num_sids));
- winbind_on();
- return True;
+ DEBUG(10, ("get_domain_group_from_sid: gid exists in UNIX security\n"));
+
+ return True;
}
/****************************************************************************
Create a UNIX group on demand.
****************************************************************************/
-int smb_create_group(char *unix_group, gid_t *new_gid)
+int smb_create_group(const char *unix_group, gid_t *new_gid)
{
- pstring add_script;
+ char *add_script = NULL;
int ret = -1;
int fd = 0;
-
+
*new_gid = 0;
/* defer to scripts */
-
+
if ( *lp_addgroup_script() ) {
- pstrcpy(add_script, lp_addgroup_script());
- pstring_sub(add_script, "%g", unix_group);
- ret = smbrun(add_script, (new_gid!=NULL) ? &fd : NULL);
- DEBUG(3,("smb_create_group: Running the command `%s' gave %d\n",add_script,ret));
+ TALLOC_CTX *ctx = talloc_tos();
+
+ add_script = talloc_strdup(ctx,
+ lp_addgroup_script());
+ if (!add_script) {
+ return -1;
+ }
+ add_script = talloc_string_sub(ctx,
+ add_script, "%g", unix_group);
+ if (!add_script) {
+ return -1;
+ }
+
+ ret = smbrun(add_script, &fd);
+ DEBUG(ret ? 0 : 3,("smb_create_group: Running the command `%s' gave %d\n",add_script,ret));
+ if (ret == 0) {
+ smb_nscd_flush_group_cache();
+ }
if (ret != 0)
return ret;
-
+
if (fd != 0) {
fstring output;
if (read(fd, output, sizeof(output)) > 0) {
*new_gid = (gid_t)strtoul(output, NULL, 10);
}
-
+
close(fd);
}
- } else if ( winbind_create_group( unix_group, NULL ) ) {
-
- DEBUG(3,("smb_create_group: winbindd created the group (%s)\n",
- unix_group));
- ret = 0;
}
-
+
if (*new_gid == 0) {
struct group *grp = getgrnam(unix_group);
if (grp != NULL)
*new_gid = grp->gr_gid;
}
-
- return ret;
+
+ return ret;
}
/****************************************************************************
Delete a UNIX group on demand.
****************************************************************************/
-int smb_delete_group(char *unix_group)
+int smb_delete_group(const char *unix_group)
{
- pstring del_script;
- int ret;
+ char *del_script = NULL;
+ int ret = -1;
/* defer to scripts */
-
+
if ( *lp_delgroup_script() ) {
- pstrcpy(del_script, lp_delgroup_script());
- pstring_sub(del_script, "%g", unix_group);
+ TALLOC_CTX *ctx = talloc_tos();
+
+ del_script = talloc_strdup(ctx,
+ lp_delgroup_script());
+ if (!del_script) {
+ return -1;
+ }
+ del_script = talloc_string_sub(ctx,
+ del_script, "%g", unix_group);
+ if (!del_script) {
+ return -1;
+ }
ret = smbrun(del_script,NULL);
- DEBUG(3,("smb_delete_group: Running the command `%s' gave %d\n",del_script,ret));
+ DEBUG(ret ? 0 : 3,("smb_delete_group: Running the command `%s' gave %d\n",del_script,ret));
+ if (ret == 0) {
+ smb_nscd_flush_group_cache();
+ }
return ret;
}
- if ( winbind_delete_group( unix_group ) ) {
- DEBUG(3,("smb_delete_group: winbindd deleted the group (%s)\n",
- unix_group));
- return 0;
- }
-
return -1;
}
/****************************************************************************
Set a user's primary UNIX group.
****************************************************************************/
+
int smb_set_primary_group(const char *unix_group, const char* unix_user)
{
- pstring add_script;
- int ret;
+ char *add_script = NULL;
+ int ret = -1;
/* defer to scripts */
-
+
if ( *lp_setprimarygroup_script() ) {
- pstrcpy(add_script, lp_setprimarygroup_script());
- all_string_sub(add_script, "%g", unix_group, sizeof(add_script));
- all_string_sub(add_script, "%u", unix_user, sizeof(add_script));
+ TALLOC_CTX *ctx = talloc_tos();
+
+ add_script = talloc_strdup(ctx,
+ lp_setprimarygroup_script());
+ if (!add_script) {
+ return -1;
+ }
+ add_script = talloc_all_string_sub(ctx,
+ add_script, "%g", unix_group);
+ if (!add_script) {
+ return -1;
+ }
+ add_script = talloc_string_sub(ctx,
+ add_script, "%u", unix_user);
+ if (!add_script) {
+ return -1;
+ }
ret = smbrun(add_script,NULL);
- DEBUG(3,("smb_set_primary_group: "
+ flush_pwnam_cache();
+ DEBUG(ret ? 0 : 3,("smb_set_primary_group: "
"Running the command `%s' gave %d\n",add_script,ret));
+ if (ret == 0) {
+ smb_nscd_flush_group_cache();
+ }
return ret;
}
- /* Try winbindd */
-
- if ( winbind_set_user_primary_group( unix_user, unix_group ) ) {
- DEBUG(3,("smb_delete_group: winbindd set the group (%s) as the primary group for user (%s)\n",
- unix_group, unix_user));
- return 0;
- }
-
return -1;
}
Add a user to a UNIX group.
****************************************************************************/
-int smb_add_user_group(char *unix_group, char *unix_user)
+int smb_add_user_group(const char *unix_group, const char *unix_user)
{
- pstring add_script;
- int ret;
+ char *add_script = NULL;
+ int ret = -1;
/* defer to scripts */
-
+
if ( *lp_addusertogroup_script() ) {
- pstrcpy(add_script, lp_addusertogroup_script());
- pstring_sub(add_script, "%g", unix_group);
- pstring_sub(add_script, "%u", unix_user);
+ TALLOC_CTX *ctx = talloc_tos();
+
+ add_script = talloc_strdup(ctx,
+ lp_addusertogroup_script());
+ if (!add_script) {
+ return -1;
+ }
+ add_script = talloc_string_sub(ctx,
+ add_script, "%g", unix_group);
+ if (!add_script) {
+ return -1;
+ }
+ add_script = talloc_string_sub2(ctx,
+ add_script, "%u", unix_user, true, false, true);
+ if (!add_script) {
+ return -1;
+ }
ret = smbrun(add_script,NULL);
- DEBUG(3,("smb_add_user_group: Running the command `%s' gave %d\n",add_script,ret));
+ DEBUG(ret ? 0 : 3,("smb_add_user_group: Running the command `%s' gave %d\n",add_script,ret));
+ if (ret == 0) {
+ smb_nscd_flush_group_cache();
+ }
return ret;
}
-
- /* Try winbindd */
-
- if ( winbind_add_user_to_group( unix_user, unix_group ) ) {
- DEBUG(3,("smb_delete_group: winbindd added user (%s) to the group (%s)\n",
- unix_user, unix_group));
- return -1;
- }
-
+
return -1;
}
int smb_delete_user_group(const char *unix_group, const char *unix_user)
{
- pstring del_script;
- int ret;
+ char *del_script = NULL;
+ int ret = -1;
/* defer to scripts */
-
+
if ( *lp_deluserfromgroup_script() ) {
- pstrcpy(del_script, lp_deluserfromgroup_script());
- pstring_sub(del_script, "%g", unix_group);
- pstring_sub(del_script, "%u", unix_user);
+ TALLOC_CTX *ctx = talloc_tos();
+
+ del_script = talloc_strdup(ctx,
+ lp_deluserfromgroup_script());
+ if (!del_script) {
+ return -1;
+ }
+ del_script = talloc_string_sub(ctx,
+ del_script, "%g", unix_group);
+ if (!del_script) {
+ return -1;
+ }
+ del_script = talloc_string_sub2(ctx,
+ del_script, "%u", unix_user, true, false, true);
+ if (!del_script) {
+ return -1;
+ }
ret = smbrun(del_script,NULL);
- DEBUG(3,("smb_delete_user_group: Running the command `%s' gave %d\n",del_script,ret));
+ DEBUG(ret ? 0 : 3,("smb_delete_user_group: Running the command `%s' gave %d\n",del_script,ret));
+ if (ret == 0) {
+ smb_nscd_flush_group_cache();
+ }
return ret;
}
-
- /* Try winbindd */
- if ( winbind_remove_user_from_group( unix_user, unix_group ) ) {
- DEBUG(3,("smb_delete_group: winbindd removed user (%s) from the group (%s)\n",
- unix_user, unix_group));
- return 0;
- }
-
return -1;
}
NTSTATUS pdb_default_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
- DOM_SID sid)
+ struct dom_sid sid)
{
- return get_group_map_from_sid(sid, map) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->get_group_map_from_sid(sid, map) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_getgrgid(struct pdb_methods *methods, GROUP_MAP *map,
gid_t gid)
{
- return get_group_map_from_gid(gid, map) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->get_group_map_from_gid(gid, map) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_getgrnam(struct pdb_methods *methods, GROUP_MAP *map,
const char *name)
{
- return get_group_map_from_ntname(name, map) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->get_group_map_from_ntname(name, map) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_add_group_mapping_entry(struct pdb_methods *methods,
GROUP_MAP *map)
{
- return add_mapping_entry(map, TDB_INSERT) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->add_mapping_entry(map, TDB_INSERT) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_update_group_mapping_entry(struct pdb_methods *methods,
GROUP_MAP *map)
{
- return add_mapping_entry(map, TDB_REPLACE) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->add_mapping_entry(map, TDB_REPLACE) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_delete_group_mapping_entry(struct pdb_methods *methods,
- DOM_SID sid)
+ struct dom_sid sid)
{
- return group_map_remove(sid) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->group_map_remove(&sid) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_default_enum_group_mapping(struct pdb_methods *methods,
- enum SID_NAME_USE sid_name_use,
- GROUP_MAP **rmap, int *num_entries,
- BOOL unix_only)
+ const struct dom_sid *sid, enum lsa_SidType sid_name_use,
+ GROUP_MAP **pp_rmap, size_t *p_num_entries,
+ bool unix_only)
{
- return enum_group_mapping(sid_name_use, rmap, num_entries, unix_only) ?
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->enum_group_mapping(sid, sid_name_use, pp_rmap, p_num_entries, unix_only) ?
NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
-NTSTATUS pdb_default_find_alias(struct pdb_methods *methods,
- const char *name, DOM_SID *sid)
-{
- GROUP_MAP map;
-
- if (!pdb_getgrnam(&map, name))
- return NT_STATUS_NO_SUCH_ALIAS;
-
- if ((map.sid_name_use != SID_NAME_WKN_GRP) &&
- (map.sid_name_use != SID_NAME_ALIAS))
- return NT_STATUS_OBJECT_TYPE_MISMATCH;
-
- sid_copy(sid, &map.sid);
- return NT_STATUS_OK;
-}
-
NTSTATUS pdb_default_create_alias(struct pdb_methods *methods,
const char *name, uint32 *rid)
{
- DOM_SID sid;
- enum SID_NAME_USE type;
+ struct dom_sid sid;
+ enum lsa_SidType type;
uint32 new_rid;
gid_t gid;
-
+ bool exists;
GROUP_MAP map;
+ TALLOC_CTX *mem_ctx;
+ NTSTATUS status;
- if (lookup_name(get_global_sam_name(), name, &sid, &type))
+ DEBUG(10, ("Trying to create alias %s\n", name));
+
+ mem_ctx = talloc_new(NULL);
+ if (mem_ctx == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ exists = lookup_name(mem_ctx, name, LOOKUP_NAME_LOCAL,
+ NULL, NULL, &sid, &type);
+ TALLOC_FREE(mem_ctx);
+
+ if (exists) {
return NT_STATUS_ALIAS_EXISTS;
+ }
- if (!winbind_allocate_rid(&new_rid))
+ if (!pdb_new_rid(&new_rid)) {
+ DEBUG(0, ("Could not allocate a RID.\n"));
return NT_STATUS_ACCESS_DENIED;
+ }
- sid_copy(&sid, get_global_sam_sid());
- sid_append_rid(&sid, new_rid);
+ sid_compose(&sid, get_global_sam_sid(), new_rid);
- /* Here we allocate the gid */
- if (!winbind_sid_to_gid(&gid, &sid)) {
- DEBUG(0, ("Could not get gid for new RID\n"));
+ if (!winbind_allocate_gid(&gid)) {
+ DEBUG(3, ("Could not get a gid out of winbind - "
+ "wasted a rid :-(\n"));
return NT_STATUS_ACCESS_DENIED;
}
+ DEBUG(10, ("Creating alias %s with gid %u and rid %u\n",
+ name, (unsigned int)gid, (unsigned int)new_rid));
+
map.gid = gid;
sid_copy(&map.sid, &sid);
map.sid_name_use = SID_NAME_ALIAS;
fstrcpy(map.nt_name, name);
fstrcpy(map.comment, "");
- if (!pdb_add_group_mapping_entry(&map)) {
- DEBUG(0, ("Could not add group mapping entry for alias %s\n",
- name));
- return NT_STATUS_ACCESS_DENIED;
+ status = pdb_add_group_mapping_entry(&map);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(0, ("Could not add group mapping entry for alias %s "
+ "(%s)\n", name, nt_errstr(status)));
+ return status;
}
*rid = new_rid;
}
NTSTATUS pdb_default_delete_alias(struct pdb_methods *methods,
- const DOM_SID *sid)
-{
- return pdb_delete_group_mapping_entry(*sid) ?
- NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
-}
-
-NTSTATUS pdb_default_enum_aliases(struct pdb_methods *methods,
- const DOM_SID *sid,
- uint32 start_idx, uint32 max_entries,
- uint32 *num_aliases,
- struct acct_info **info)
+ const struct dom_sid *sid)
{
- extern DOM_SID global_sid_Builtin;
-
- GROUP_MAP *map;
- int i, num_maps;
- enum SID_NAME_USE type = SID_NAME_UNKNOWN;
-
- if (sid_compare(sid, get_global_sam_sid()) == 0)
- type = SID_NAME_ALIAS;
-
- if (sid_compare(sid, &global_sid_Builtin) == 0)
- type = SID_NAME_WKN_GRP;
-
- if (!pdb_enum_group_mapping(type, &map, &num_maps, False) ||
- (num_maps == 0)) {
- *num_aliases = 0;
- *info = NULL;
- goto done;
- }
-
- if (start_idx > num_maps) {
- *num_aliases = 0;
- *info = NULL;
- goto done;
- }
-
- *num_aliases = num_maps - start_idx;
-
- if (*num_aliases > max_entries)
- *num_aliases = max_entries;
-
- *info = malloc(sizeof(struct acct_info) * (*num_aliases));
-
- for (i=0; i<*num_aliases; i++) {
- fstrcpy((*info)[i].acct_name, map[i+start_idx].nt_name);
- fstrcpy((*info)[i].acct_desc, map[i+start_idx].comment);
- sid_peek_rid(&map[i].sid, &(*info)[i+start_idx].rid);
- }
-
- done:
- SAFE_FREE(map);
- return NT_STATUS_OK;
+ return pdb_delete_group_mapping_entry(*sid);
}
NTSTATUS pdb_default_get_aliasinfo(struct pdb_methods *methods,
- const DOM_SID *sid,
+ const struct dom_sid *sid,
struct acct_info *info)
{
GROUP_MAP map;
if (!pdb_getgrsid(&map, *sid))
return NT_STATUS_NO_SUCH_ALIAS;
+ if ((map.sid_name_use != SID_NAME_ALIAS) &&
+ (map.sid_name_use != SID_NAME_WKN_GRP)) {
+ DEBUG(2, ("%s is a %s, expected an alias\n",
+ sid_string_dbg(sid),
+ sid_type_lookup(map.sid_name_use)));
+ return NT_STATUS_NO_SUCH_ALIAS;
+ }
+
fstrcpy(info->acct_name, map.nt_name);
fstrcpy(info->acct_desc, map.comment);
sid_peek_rid(&map.sid, &info->rid);
}
NTSTATUS pdb_default_set_aliasinfo(struct pdb_methods *methods,
- const DOM_SID *sid,
+ const struct dom_sid *sid,
struct acct_info *info)
{
GROUP_MAP map;
if (!pdb_getgrsid(&map, *sid))
return NT_STATUS_NO_SUCH_ALIAS;
+ fstrcpy(map.nt_name, info->acct_name);
fstrcpy(map.comment, info->acct_desc);
- if (!pdb_update_group_mapping_entry(&map))
- return NT_STATUS_ACCESS_DENIED;
-
- return NT_STATUS_OK;
+ return pdb_update_group_mapping_entry(&map);
}
NTSTATUS pdb_default_add_aliasmem(struct pdb_methods *methods,
- const DOM_SID *alias, const DOM_SID *member)
+ const struct dom_sid *alias, const struct dom_sid *member)
{
- return add_aliasmem(alias, member);
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->add_aliasmem(alias, member);
}
NTSTATUS pdb_default_del_aliasmem(struct pdb_methods *methods,
- const DOM_SID *alias, const DOM_SID *member)
+ const struct dom_sid *alias, const struct dom_sid *member)
{
- return del_aliasmem(alias, member);
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->del_aliasmem(alias, member);
}
NTSTATUS pdb_default_enum_aliasmem(struct pdb_methods *methods,
- const DOM_SID *alias, DOM_SID **members,
- int *num_members)
+ const struct dom_sid *alias, TALLOC_CTX *mem_ctx,
+ struct dom_sid **pp_members, size_t *p_num_members)
{
- return enum_aliasmem(alias, members, num_members);
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ return backend->enum_aliasmem(alias, mem_ctx, pp_members,
+ p_num_members);
}
NTSTATUS pdb_default_alias_memberships(struct pdb_methods *methods,
- const DOM_SID *sid,
- DOM_SID **aliases, int *num)
-{
- return alias_memberships(sid, aliases, num);
+ TALLOC_CTX *mem_ctx,
+ const struct dom_sid *domain_sid,
+ const struct dom_sid *members,
+ size_t num_members,
+ uint32 **pp_alias_rids,
+ size_t *p_num_alias_rids)
+{
+ struct dom_sid *alias_sids;
+ size_t i, num_alias_sids;
+ NTSTATUS result;
+
+ if (!init_group_mapping()) {
+ DEBUG(0,("failed to initialize group mapping\n"));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ alias_sids = NULL;
+ num_alias_sids = 0;
+
+ result = alias_memberships(members, num_members,
+ &alias_sids, &num_alias_sids);
+
+ if (!NT_STATUS_IS_OK(result))
+ return result;
+
+ *p_num_alias_rids = 0;
+
+ if (num_alias_sids == 0) {
+ TALLOC_FREE(alias_sids);
+ return NT_STATUS_OK;
+ }
+
+ *pp_alias_rids = talloc_array(mem_ctx, uint32, num_alias_sids);
+ if (*pp_alias_rids == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ for (i=0; i<num_alias_sids; i++) {
+ if (!sid_peek_check_rid(domain_sid, &alias_sids[i],
+ &(*pp_alias_rids)[*p_num_alias_rids]))
+ continue;
+ *p_num_alias_rids += 1;
+ }
+
+ TALLOC_FREE(alias_sids);
+
+ return NT_STATUS_OK;
}
/**********************************************************************
*********************************************************************/
NTSTATUS pdb_nop_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
- DOM_SID sid)
+ struct dom_sid sid)
{
return NT_STATUS_UNSUCCESSFUL;
}
}
NTSTATUS pdb_nop_delete_group_mapping_entry(struct pdb_methods *methods,
- DOM_SID sid)
+ struct dom_sid sid)
{
return NT_STATUS_UNSUCCESSFUL;
}
NTSTATUS pdb_nop_enum_group_mapping(struct pdb_methods *methods,
- enum SID_NAME_USE sid_name_use,
- GROUP_MAP **rmap, int *num_entries,
- BOOL unix_only)
+ enum lsa_SidType sid_name_use,
+ GROUP_MAP **rmap, size_t *num_entries,
+ bool unix_only)
{
return NT_STATUS_UNSUCCESSFUL;
}
+/****************************************************************************
+ These need to be redirected through pdb_interface.c
+****************************************************************************/
+bool pdb_get_dom_grp_info(const struct dom_sid *sid, struct acct_info *info)
+{
+ GROUP_MAP map;
+ bool res;
+
+ become_root();
+ res = get_domain_group_from_sid(*sid, &map);
+ unbecome_root();
+
+ if (!res)
+ return False;
+
+ fstrcpy(info->acct_name, map.nt_name);
+ fstrcpy(info->acct_desc, map.comment);
+ sid_peek_rid(sid, &info->rid);
+ return True;
+}
+
+bool pdb_set_dom_grp_info(const struct dom_sid *sid, const struct acct_info *info)
+{
+ GROUP_MAP map;
+
+ if (!get_domain_group_from_sid(*sid, &map))
+ return False;
+
+ fstrcpy(map.nt_name, info->acct_name);
+ fstrcpy(map.comment, info->acct_desc);
+
+ return NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map));
+}
+
+/********************************************************************
+ Really just intended to be called by smbd
+********************************************************************/
+
+NTSTATUS pdb_create_builtin_alias(uint32 rid)
+{
+ struct dom_sid sid;
+ enum lsa_SidType type;
+ gid_t gid;
+ GROUP_MAP map;
+ TALLOC_CTX *mem_ctx;
+ NTSTATUS status;
+ const char *name = NULL;
+ fstring groupname;
+
+ DEBUG(10, ("Trying to create builtin alias %d\n", rid));
+
+ if ( !sid_compose( &sid, &global_sid_Builtin, rid ) ) {
+ return NT_STATUS_NO_SUCH_ALIAS;
+ }
+
+ if ( (mem_ctx = talloc_new(NULL)) == NULL ) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ if ( !lookup_sid(mem_ctx, &sid, NULL, &name, &type) ) {
+ TALLOC_FREE( mem_ctx );
+ return NT_STATUS_NO_SUCH_ALIAS;
+ }
+
+ /* validate RID so copy the name and move on */
+
+ fstrcpy( groupname, name );
+ TALLOC_FREE( mem_ctx );
+
+ if (!winbind_allocate_gid(&gid)) {
+ DEBUG(3, ("pdb_create_builtin_alias: Could not get a gid out of winbind\n"));
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ DEBUG(10,("Creating alias %s with gid %u\n", groupname, (unsigned int)gid));
+
+ map.gid = gid;
+ sid_copy(&map.sid, &sid);
+ map.sid_name_use = SID_NAME_ALIAS;
+ strlcpy(map.nt_name, groupname, sizeof(map.nt_name));
+ strlcpy(map.comment, "", sizeof(map.comment));
+
+ status = pdb_add_group_mapping_entry(&map);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(0, ("pdb_create_builtin_alias: Could not add group mapping entry for alias %d "
+ "(%s)\n", rid, nt_errstr(status)));
+ }
+
+ return status;
+}
+
+