[thin_check (Rust)] work in progress

src/thin/check.rs

@@ -1,13 +1,23 @@
 use std::error::Error;
+use std::path::Path;
+use std::time::{Duration, Instant};
+use std::thread;
+use std::sync::{Arc, Mutex};
 
-use crate::block_manager::BlockManager;
+use crate::block_manager::{Block, IoEngine, SyncIoEngine, BLOCK_SIZE};
 
-pub fn check(dev: &str) -> Result<(), Box<dyn Error>> {
-    let mut bm = BlockManager::new(dev, 1024)?;
+pub fn check(dev: &Path) -> Result<(), Box<dyn Error>> {
+    let mut engine = SyncIoEngine::new(dev)?;
+    let count = 4096;
 
-    for b in 0..100 {
-        let _block = bm.get(b)?;
+    let mut blocks = Vec::new();
+    for n in 0..count {
+        blocks.push(Block::new(n));
     }
 
+    let now = Instant::now();
+    engine.read(&mut blocks)?;
+    println!("read {} blocks in {} ms", count, now.elapsed().as_millis());
+
     Ok(())
 }

src/thin/superblock.rs

@@ -1,4 +1,3 @@
-use anyhow::Result;
 use crate::block_manager::*;
 use crate::checksum::*;
 
@@ -12,7 +11,7 @@ pub struct Superblock {
     transaction_id: u64,
     metadata_snap: u64,
     data_sm_root: [u8; SPACE_MAP_ROOT_SIZE],
-    metadata_sn_root: [u8; SPACE_MAP_ROOT_SIZE],
+    metadata_sm_root: [u8; SPACE_MAP_ROOT_SIZE],
     mapping_root: u64,
     details_root: u64,
     data_block_size: u32,
@@ -44,6 +43,7 @@ struct SuperblockError {
     kind: ErrorType,
 }
 
+/*
 use SuperblockDamage::*;
 
 //------------------------------
@@ -57,5 +57,5 @@ pub fn check_type(b: &Block) -> Result<()> {
         UNKNOWN => Err(Box::new(BadChecksum)),
     }
 }
-
+*/
 //------------------------------