/**************************************************************************** Open the group mapping tdb. ****************************************************************************/ static bool init_group_mapping(void) { const char *ldb_path; if (db != NULL) { return true; } db = db_open(NULL, state_path("group_mapping.tdb"), 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0600, DBWRAP_LOCK_ORDER_1); if (db == NULL) { DEBUG(0, ("Failed to open group mapping database: %s\n", strerror(errno))); return false; } ldb_path = state_path("group_mapping.ldb"); if (file_exist(ldb_path) && !mapping_switch(ldb_path)) { unlink(state_path("group_mapping.tdb")); return false; } else { /* handle upgrade from old versions of the database */ #if 0 /* -- Needs conversion to dbwrap -- */ const char *vstring = "INFO/version"; int32 vers_id; GROUP_MAP *map_table = NULL; size_t num_entries = 0; /* handle a Samba upgrade */ tdb_lock_bystring(tdb, vstring); /* 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 its an unknown version we remove everthing in the db */ if (vers_id != DATABASE_VERSION_V2) { tdb_wipe_all(tdb); tdb_store_int32(tdb, vstring, DATABASE_VERSION_V2); } tdb_unlock_bystring(tdb, vstring); /* cleanup any map entries with a gid == -1 */ if ( enum_group_mapping( NULL, SID_NAME_UNKNOWN, &map_table, &num_entries, False ) ) { int i; for ( i=0; i<num_entries; i++ ) { if ( map_table[i].gid == -1 ) { group_map_remove( &map_table[i].sid ); } } SAFE_FREE( map_table ); } #endif } return true; }
/**************************************************************************** Open the group mapping tdb. ****************************************************************************/ static bool init_group_mapping(void) { if (db != NULL) { return true; } db = db_open_trans(NULL, state_path("group_mapping.tdb"), 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0600); if (db == NULL) { DEBUG(0, ("Failed to open group mapping database: %s\n", strerror(errno))); return false; } #if 0 /* * This code was designed to handle a group mapping version * upgrade. mapping_tdb is not active by default anymore, so ignore * this here. */ { const char *vstring = "INFO/version"; int32 vers_id; GROUP_MAP *map_table = NULL; size_t num_entries = 0; /* handle a Samba upgrade */ tdb_lock_bystring(tdb, vstring); /* 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 its an unknown version we remove everthing in the db */ if (vers_id != DATABASE_VERSION_V2) { tdb_wipe_all(tdb); tdb_store_int32(tdb, vstring, DATABASE_VERSION_V2); } tdb_unlock_bystring(tdb, vstring); /* cleanup any map entries with a gid == -1 */ if ( enum_group_mapping( NULL, SID_NAME_UNKNOWN, &map_table, &num_entries, False ) ) { int i; for ( i=0; i<num_entries; i++ ) { if ( map_table[i].gid == -1 ) { group_map_remove( &map_table[i].sid ); } } SAFE_FREE( map_table ); } } #endif return true; }