merge versioning, fix bug todo

ecstore/src/store_init.rs

@@ -1,3 +1,4 @@
+use crate::config::{storageclass, KVS};
 use crate::{
     disk::{
         error::DiskError,
@@ -283,6 +284,11 @@ async fn save_format_file(disk: &Option<DiskStore>, format: &Option<FormatV3>) -
     Ok(())
 }
 
+pub fn ec_drives_no_config(set_drive_count: usize) -> Result<usize> {
+    let sc = storageclass::lookup_config(&KVS::new(), set_drive_count)?;
+    Ok(sc.get_parity_for_sc(storageclass::STANDARD).unwrap_or_default())
+}
+
 #[derive(Debug, thiserror::Error)]
 pub enum ErasureError {
     #[error("erasure read quorum")]