explicit bucket aware declaration

weed/filer/abstract_sql/abstract_sql_store.go

@@ -32,6 +32,8 @@ type AbstractSqlStore struct {
 	dbsLock            sync.Mutex
 }
 
+var _ filer.BucketAware = (*AbstractSqlStore)(nil)
+
 func (store *AbstractSqlStore) CanDropWholeBucket() bool {
 	return store.SupportBucketTable
 }

weed/filer/mysql2/mysql2_store.go

@@ -18,6 +18,8 @@ const (
 	CONNECTION_URL_PATTERN = "%s:%s@tcp(%s:%d)/%s?charset=utf8"
 )
 
+var _ filer.BucketAware = (*MysqlStore2)(nil)
+
 func init() {
 	filer.Stores = append(filer.Stores, &MysqlStore2{})
 }

weed/filer/postgres2/postgres2_store.go

@@ -17,6 +17,8 @@ const (
 	CONNECTION_URL_PATTERN = "host=%s port=%d sslmode=%s connect_timeout=30"
 )
 
+var _ filer.BucketAware = (*PostgresStore2)(nil)
+
 func init() {
 	filer.Stores = append(filer.Stores, &PostgresStore2{})
 }

weed/filer/ydb/ydb_store.go

@@ -320,6 +320,8 @@ func (store *YdbStore) Shutdown() {
 	_ = store.DB.Close(context.Background())
 }
 
+var _ filer.BucketAware = (*YdbStore)(nil)
+
 func (store *YdbStore) CanDropWholeBucket() bool {
 	return store.SupportBucketTable
 }