Copyright (C) Simo Sorce 2002-2003
Copyright (C) Gerald (Jerry) Carter 2005
Copyright (C) Michael Adam 2007
-
+
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 3 of the License, or
(at your option) any later version.
-
+
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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, see <http://www.gnu.org/licenses/>.
*/
-
+
#include "includes.h"
#define PRIVPREFIX "PRIV_"
static bool get_privileges( const DOM_SID *sid, SE_PRIV *mask )
{
- TDB_CONTEXT *tdb = get_account_pol_tdb();
+ struct db_context *db = get_account_pol_db();
fstring tmp, keystr;
TDB_DATA data;
/* Fail if the admin has not enable privileges */
-
+
if ( !lp_enable_privileges() ) {
return False;
}
-
- if ( !tdb )
+
+ if ( db == NULL )
return False;
/* PRIV_<SID> (NULL terminated) as the key */
-
- fstr_sprintf(keystr, "%s%s", PRIVPREFIX, sid_to_string(tmp, sid));
- data = tdb_fetch_bystring( tdb, keystr );
-
+ fstr_sprintf(keystr, "%s%s", PRIVPREFIX, sid_to_fstring(tmp, sid));
+
+ data = dbwrap_fetch_bystring( db, talloc_tos(), keystr );
+
if ( !data.dptr ) {
DEBUG(3, ("get_privileges: No privileges assigned to SID "
"[%s]\n", sid_string_dbg(sid)));
return False;
}
-
+
SMB_ASSERT( data.dsize == sizeof( SE_PRIV ) );
-
+
se_priv_copy( mask, (SE_PRIV*)data.dptr );
- SAFE_FREE(data.dptr);
+ TALLOC_FREE(data.dptr);
return True;
}
static bool set_privileges( const DOM_SID *sid, SE_PRIV *mask )
{
- TDB_CONTEXT *tdb = get_account_pol_tdb();
+ struct db_context *db = get_account_pol_db();
fstring tmp, keystr;
TDB_DATA data;
-
+
if ( !lp_enable_privileges() )
return False;
- if ( !tdb )
+ if ( db == NULL )
return False;
if ( !sid || (sid->num_auths == 0) ) {
}
/* PRIV_<SID> (NULL terminated) as the key */
-
- fstr_sprintf(keystr, "%s%s", PRIVPREFIX, sid_to_string(tmp, sid));
-
+
+ fstr_sprintf(keystr, "%s%s", PRIVPREFIX, sid_to_fstring(tmp, sid));
+
/* no packing. static size structure, just write it out */
-
+
data.dptr = (uint8 *)mask;
data.dsize = sizeof(SE_PRIV);
- return ( tdb_store_bystring(tdb, keystr, data, TDB_REPLACE) != -1 );
+ return NT_STATUS_IS_OK(dbwrap_store_bystring(db, keystr, data,
+ TDB_REPLACE));
}
/*********************************************************************
bool found = False;
se_priv_copy( privileges, &se_priv_none );
-
+
for ( i=0; i<scount; i++ ) {
/* don't add unless we actually have a privilege assigned */
DEBUG(5,("get_privileges_for_sids: sid = %s\nPrivilege "
"set:\n", sid_string_dbg(&slist[i])));
dump_se_priv( DBGC_ALL, 5, &mask );
-
+
se_priv_add( privileges, &mask );
found = True;
}
/*********************************************************************
- travseral functions for privilege_enumerate_accounts
+ traversal functions for privilege_enumerate_accounts
*********************************************************************/
-static int priv_traverse_fn(TDB_CONTEXT *t, TDB_DATA key, TDB_DATA data, void *state)
+static int priv_traverse_fn(struct db_record *rec, void *state)
{
PRIV_SID_LIST *priv = (PRIV_SID_LIST *)state;
int prefixlen = strlen(PRIVPREFIX);
DOM_SID sid;
fstring sid_string;
-
+
/* easy check first */
-
- if ( data.dsize != sizeof(SE_PRIV) )
+
+ if (rec->value.dsize != sizeof(SE_PRIV) )
return 0;
/* check we have a PRIV_+SID entry */
- if ( strncmp((const char *)key.dptr, PRIVPREFIX, prefixlen) != 0)
+ if ( strncmp((char *)rec->key.dptr, PRIVPREFIX, prefixlen) != 0)
return 0;
-
+
/* check to see if we are looking for a particular privilege */
if ( !se_priv_equal(&priv->privilege, &se_priv_none) ) {
SE_PRIV mask;
-
- se_priv_copy( &mask, (SE_PRIV*)data.dptr );
-
- /* if the SID does not have the specified privilege
+
+ se_priv_copy( &mask, (SE_PRIV*)rec->value.dptr );
+
+ /* if the SID does not have the specified privilege
then just return */
-
+
if ( !is_privilege_assigned( &mask, &priv->privilege) )
return 0;
}
-
- fstrcpy( sid_string, (const char *)&key.dptr[strlen(PRIVPREFIX)] );
+
+ fstrcpy( sid_string, (char *)&(rec->key.dptr[strlen(PRIVPREFIX)]) );
/* this is a last ditch safety check to preventing returning
and invalid SID (i've somehow run into this on development branches) */
return 0;
}
- if (!add_sid_to_array( priv->mem_ctx, &sid, &priv->sids.list,
- &priv->sids.count )) {
+ if (!NT_STATUS_IS_OK(add_sid_to_array(priv->mem_ctx, &sid,
+ &priv->sids.list,
+ &priv->sids.count)))
+ {
return 0;
}
-
+
return 0;
}
NTSTATUS privilege_enumerate_accounts(DOM_SID **sids, int *num_sids)
{
- TDB_CONTEXT *tdb = get_account_pol_tdb();
+ struct db_context *db = get_account_pol_db();
PRIV_SID_LIST priv;
-
- if (!tdb) {
+
+ if (db == NULL) {
return NT_STATUS_ACCESS_DENIED;
}
se_priv_copy( &priv.privilege, &se_priv_none );
- tdb_traverse( tdb, priv_traverse_fn, &priv);
+ db->traverse_read(db, priv_traverse_fn, &priv);
/* give the memory away; caller will free */
-
+
*sids = priv.sids.list;
*num_sids = priv.sids.count;
NTSTATUS privilege_enum_sids(const SE_PRIV *mask, TALLOC_CTX *mem_ctx,
DOM_SID **sids, int *num_sids)
{
- TDB_CONTEXT *tdb = get_account_pol_tdb();
+ struct db_context *db = get_account_pol_db();
PRIV_SID_LIST priv;
- if (!tdb) {
+ if (db == NULL) {
return NT_STATUS_ACCESS_DENIED;
}
se_priv_copy(&priv.privilege, mask);
priv.mem_ctx = mem_ctx;
- tdb_traverse( tdb, priv_traverse_fn, &priv);
+ db->traverse_read(db, priv_traverse_fn, &priv);
/* give the memory away; caller will free */
bool grant_privilege(const DOM_SID *sid, const SE_PRIV *priv_mask)
{
SE_PRIV old_mask, new_mask;
-
+
ZERO_STRUCT( old_mask );
ZERO_STRUCT( new_mask );
se_priv_add( &new_mask, priv_mask );
DEBUG(10,("grant_privilege: %s\n", sid_string_dbg(sid)));
-
+
DEBUGADD( 10, ("original privilege mask:\n"));
dump_se_priv( DBGC_ALL, 10, &old_mask );
-
+
DEBUGADD( 10, ("new privilege mask:\n"));
dump_se_priv( DBGC_ALL, 10, &new_mask );
-
+
return set_privileges( sid, &new_mask );
}
bool revoke_privilege(const DOM_SID *sid, const SE_PRIV *priv_mask)
{
SE_PRIV mask;
-
+
/* if the user has no privileges, then we can't revoke any */
-
+
if ( !get_privileges( sid, &mask ) )
return True;
-
+
DEBUG(10,("revoke_privilege: %s\n", sid_string_dbg(sid)));
-
+
DEBUGADD( 10, ("original privilege mask:\n"));
dump_se_priv( DBGC_ALL, 10, &mask );
se_priv_remove( &mask, priv_mask );
-
+
DEBUGADD( 10, ("new privilege mask:\n"));
dump_se_priv( DBGC_ALL, 10, &mask );
-
+
return set_privileges( sid, &mask );
}
return ( grant_privilege(sid, &se_priv_none) ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL);
}
+/***************************************************************************
+ Delete a privileged account
+****************************************************************************/
+
+NTSTATUS privilege_delete_account(const struct dom_sid *sid)
+{
+ struct db_context *db = get_account_pol_db();
+ fstring tmp, keystr;
+
+ if (!lp_enable_privileges()) {
+ return NT_STATUS_OK;
+ }
+
+ if (!db) {
+ return NT_STATUS_INVALID_HANDLE;
+ }
+
+ if (!sid || (sid->num_auths == 0)) {
+ return NT_STATUS_INVALID_SID;
+ }
+
+ /* PRIV_<SID> (NULL terminated) as the key */
+
+ fstr_sprintf(keystr, "%s%s", PRIVPREFIX, sid_to_fstring(tmp, sid));
+
+ return dbwrap_delete_bystring(db, keystr);
+}
+
/****************************************************************************
- initialise a privilege list and set the talloc context
+ initialise a privilege list and set the talloc context
****************************************************************************/
-
+
NTSTATUS privilege_set_init(PRIVILEGE_SET *priv_set)
{
TALLOC_CTX *mem_ctx;
-
+
ZERO_STRUCTP( priv_set );
mem_ctx = talloc_init("privilege set");
}
/****************************************************************************
- initialise a privilege list and with someone else's talloc context
+ initialise a privilege list and with someone else's talloc context
****************************************************************************/
NTSTATUS privilege_set_init_by_ctx(TALLOC_CTX *mem_ctx, PRIVILEGE_SET *priv_set)
{
ZERO_STRUCTP( priv_set );
-
+
priv_set->mem_ctx = mem_ctx;
priv_set->ext_ctx = True;
(*new_la)[i].luid.low = old_la[i].luid.low;
(*new_la)[i].attr = old_la[i].attr;
}
-
+
return NT_STATUS_OK;
}
bool is_privileged_sid( const DOM_SID *sid )
{
SE_PRIV mask;
-
+
return get_privileges( sid, &mask );
}
if (!se_priv_put_all_privileges(&mask)) {
return False;
}
-
+
return grant_privilege( sid, &mask );
}