fix: duplicate move lock files

crates/rspack_storage/src/pack/manager/mod.rs

@@ -230,21 +230,9 @@ async fn save_scopes(
 ) -> Result<ScopeMap> {
   scopes.retain(|_, scope| scope.loaded());
 
-  for (_, scope) in scopes.iter_mut() {
-    strategy.before_all(scope)?;
-  }
+  strategy.before_all(&mut scopes).await?;
 
-  join_all(
-    scopes
-      .values()
-      .map(|scope| async move { strategy.before_write(scope).await })
-      .collect_vec(),
-  )
-  .await
-  .into_iter()
-  .collect::<Result<Vec<_>>>()?;
-
-  let wrote_results = join_all(
+  let changed = join_all(
     scopes
       .values_mut()
       .map(|scope| async move {
@@ -261,33 +249,14 @@ async fn save_scopes(
   .into_iter()
   .collect::<Result<Vec<WriteScopeResult>>>()?
   .into_iter()
-  .collect_vec();
+  .fold(WriteScopeResult::default(), |mut acc, res| {
+    acc.extend(res);
+    acc
+  });
 
   strategy.write_root_meta(root_meta).await?;
-
-  join_all(
-    scopes
-      .values()
-      .zip(wrote_results)
-      .map(|(scope, scope_wrote_result)| async move {
-        strategy
-          .after_write(
-            scope,
-            scope_wrote_result.wrote_files,
-            scope_wrote_result.removed_files,
-          )
-          .await
-      })
-      .collect_vec(),
-  )
-  .await
-  .into_iter()
-  .collect::<Result<Vec<_>>>()?;
-
-  for (_, scope) in scopes.iter_mut() {
-    strategy.after_all(scope)?;
-  }
-
+  strategy.merge_changed(changed).await?;
+  strategy.after_all(&mut scopes).await?;
   strategy
     .clean_unused(root_meta, &scopes, root_options)
     .await?;

crates/rspack_storage/src/pack/strategy/mod.rs

@@ -137,7 +137,7 @@ pub trait ScopeValidateStrategy {
   async fn validate_packs(&self, scope: &mut PackScope) -> Result<ValidateResult>;
 }
 
-#[derive(Debug, Default)]
+#[derive(Debug, Default, Clone)]
 pub struct WriteScopeResult {
   pub wrote_files: HashSet<Utf8PathBuf>,
   pub removed_files: HashSet<Utf8PathBuf>,
@@ -154,15 +154,9 @@ pub type ScopeUpdate = HashMap<StorageItemKey, Option<StorageItemValue>>;
 #[async_trait]
 pub trait ScopeWriteStrategy {
   fn update_scope(&self, scope: &mut PackScope, updates: ScopeUpdate) -> Result<()>;
-  fn before_all(&self, scope: &mut PackScope) -> Result<()>;
-  async fn before_write(&self, scope: &PackScope) -> Result<()>;
+  async fn before_all(&self, scopes: &mut HashMap<String, PackScope>) -> Result<()>;
   async fn write_packs(&self, scope: &mut PackScope) -> Result<WriteScopeResult>;
   async fn write_meta(&self, scope: &mut PackScope) -> Result<WriteScopeResult>;
-  async fn after_write(
-    &self,
-    scope: &PackScope,
-    wrote_files: HashSet<Utf8PathBuf>,
-    removed_files: HashSet<Utf8PathBuf>,
-  ) -> Result<()>;
-  fn after_all(&self, scope: &mut PackScope) -> Result<()>;
+  async fn merge_changed(&self, changed: WriteScopeResult) -> Result<()>;
+  async fn after_all(&self, scopes: &mut HashMap<String, PackScope>) -> Result<()>;
 }

crates/rspack_storage/src/pack/strategy/split/handle_file.rs

@@ -10,6 +10,56 @@ use crate::{
   PackFS,
 };
 
+pub async fn prepare_scope(
+  scope_path: &Utf8Path,
+  root: &Utf8Path,
+  temp_root: &Utf8Path,
+  fs: Arc<dyn PackFS>,
+) -> Result<()> {
+  let temp_path = redirect_to_path(scope_path, root, temp_root)?;
+  fs.remove_dir(&temp_path).await?;
+  fs.ensure_dir(&temp_path).await?;
+  fs.ensure_dir(scope_path).await?;
+  Ok(())
+}
+
+pub async fn prepare_scope_dirs(
+  scopes: &HashMap<String, PackScope>,
+  root: &Utf8Path,
+  temp_root: &Utf8Path,
+  fs: Arc<dyn PackFS>,
+) -> Result<()> {
+  let tasks = scopes.values().map(|scope| {
+    let fs = fs.clone();
+    let scope_path = scope.path.clone();
+    let root_path = root.to_path_buf();
+    let temp_root_path = temp_root.to_path_buf();
+    tokio::spawn(async move { prepare_scope(&scope_path, &root_path, &temp_root_path, fs).await })
+      .map_err(|e| error!("{e}"))
+  });
+
+  let res = join_all(tasks)
+    .await
+    .into_iter()
+    .collect::<Result<Vec<_>>>()?;
+
+  let mut errors = vec![];
+  for task_result in res {
+    if let Err(e) = task_result {
+      errors.push(format!("- {}", e));
+    }
+  }
+
+  if errors.is_empty() {
+    Ok(())
+  } else {
+    Err(error!(
+      "prepare scopes directories failed:\n{}",
+      errors.join("\n")
+    ))
+  }
+}
+
 pub async fn remove_files(files: HashSet<Utf8PathBuf>, fs: Arc<dyn PackFS>) -> Result<()> {
   let tasks = files.into_iter().map(|path| {
     let fs = fs.clone();
@@ -35,7 +85,32 @@ pub async fn remove_files(files: HashSet<Utf8PathBuf>, fs: Arc<dyn PackFS>) -> R
   }
 }
 
-pub async fn move_temp_files(
+pub async fn write_lock(
+  lock_file: &str,
+  files: &HashSet<Utf8PathBuf>,
+  root: &Utf8Path,
+  temp_root: &Utf8Path,
+  fs: Arc<dyn PackFS>,
+) -> Result<()> {
+  let lock_file = root.join(lock_file);
+  let mut lock_writer = fs.write_file(&lock_file).await?;
+  let mut contents = vec![temp_root.to_string()];
+  contents.extend(files.iter().map(|path| path.to_string()));
+
+  lock_writer
+    .write_all(contents.join("\n").as_bytes())
+    .await?;
+  lock_writer.flush().await?;
+  Ok(())
+}
+
+pub async fn remove_lock(lock_file: &str, root: &Utf8Path, fs: Arc<dyn PackFS>) -> Result<()> {
+  let lock_file = root.join(lock_file);
+  fs.remove_file(&lock_file).await?;
+  Ok(())
+}
+
+pub async fn move_files(
   files: HashSet<Utf8PathBuf>,
   root: &Utf8Path,
   temp_root: &Utf8Path,
@@ -75,27 +150,29 @@ pub async fn move_temp_files(
   }
 
   if errors.is_empty() {
-    fs.remove_file(&lock_file).await?;
-
     Ok(())
   } else {
     Err(error!("move temp files failed:\n{}", errors.join("\n")))
   }
 }
 
-pub async fn recovery_move_lock(
+async fn recovery_lock(
+  lock: &str,
   root: &Utf8Path,
   temp_root: &Utf8Path,
   fs: Arc<dyn PackFS>,
-) -> Result<()> {
-  let lock_file = root.join("move.lock");
+) -> Result<Vec<String>> {
+  let lock_file = root.join(lock);
   if !fs.exists(&lock_file).await? {
-    return Ok(());
+    return Ok(vec![]);
   }
   let mut lock_reader = fs.read_file(&lock_file).await?;
   let lock_file_content = String::from_utf8(lock_reader.read_to_end().await?)
     .map_err(|e| error!("parse utf8 failed: {}", e))?;
-  let files = lock_file_content.split("\n").collect::<Vec<_>>();
+  let files = lock_file_content
+    .split("\n")
+    .map(|i| i.to_owned())
+    .collect::<Vec<_>>();
   fs.remove_file(&lock_file).await?;
 
   if files.is_empty() {
@@ -106,8 +183,20 @@ pub async fn recovery_move_lock(
       "incomplete storage due to `move.lock` from an unexpected directory"
     ));
   }
-  move_temp_files(
-    files[1..]
+  Ok(files[1..].to_vec())
+}
+
+pub async fn recovery_move_lock(
+  root: &Utf8Path,
+  temp_root: &Utf8Path,
+  fs: Arc<dyn PackFS>,
+) -> Result<()> {
+  let moving_files = recovery_lock("move.lock", root, temp_root, fs.clone()).await?;
+  if moving_files.is_empty() {
+    return Ok(());
+  }
+  move_files(
+    moving_files
       .iter()
       .map(Utf8PathBuf::from)
       .collect::<HashSet<_>>(),
@@ -119,6 +208,26 @@ pub async fn recovery_move_lock(
   Ok(())
 }
 
+pub async fn recovery_remove_lock(
+  root: &Utf8Path,
+  temp_root: &Utf8Path,
+  fs: Arc<dyn PackFS>,
+) -> Result<()> {
+  let removing_files = recovery_lock("remove.lock", root, temp_root, fs.clone()).await?;
+  if removing_files.is_empty() {
+    return Ok(());
+  }
+  remove_files(
+    removing_files
+      .iter()
+      .map(Utf8PathBuf::from)
+      .collect::<HashSet<_>>(),
+    fs,
+  )
+  .await?;
+  Ok(())
+}
+
 pub async fn walk_dir(root: &Utf8Path, fs: Arc<dyn PackFS>) -> Result<HashSet<Utf8PathBuf>> {
   let mut files = HashSet::default();
   let mut stack = vec![root.to_owned()];

crates/rspack_storage/src/pack/strategy/split/mod.rs

@@ -8,7 +8,9 @@ mod write_scope;
 
 use std::{hash::Hasher, sync::Arc};
 
-use handle_file::{clean_root, clean_scopes, clean_versions, recovery_move_lock};
+use handle_file::{
+  clean_root, clean_scopes, clean_versions, recovery_move_lock, recovery_remove_lock,
+};
 use itertools::Itertools;
 use rspack_error::{error, Result};
 use rspack_paths::{Utf8Path, Utf8PathBuf};
@@ -58,6 +60,7 @@ impl SplitPackStrategy {
 #[async_trait::async_trait]
 impl RootStrategy for SplitPackStrategy {
   async fn before_load(&self) -> Result<()> {
+    recovery_remove_lock(&self.root, &self.temp_root, self.fs.clone()).await?;
     recovery_move_lock(&self.root, &self.temp_root, self.fs.clone()).await?;
     Ok(())
   }

crates/rspack_storage/src/pack/strategy/split/util.rs

@@ -9,6 +9,15 @@ use crate::pack::data::{Pack, PackContents, PackFileMeta, PackKeys, PackScope};
 pub type PackIndexList = Vec<(usize, usize)>;
 pub type PackInfoList<'a> = Vec<(&'a PackFileMeta, &'a Pack)>;
 
+pub fn flag_scope_wrote(scope: &mut PackScope) {
+  let scope_meta = scope.meta.expect_value_mut();
+  for bucket in scope_meta.packs.iter_mut() {
+    for pack in bucket {
+      pack.wrote = true;
+    }
+  }
+}
+
 pub fn get_indexed_packs<'a>(
   scope: &'a PackScope,
   filter: Option<&dyn Fn(&'a Pack, &'a PackFileMeta) -> bool>,
@@ -73,11 +82,15 @@ pub mod test_pack_utils {
   use rspack_paths::{AssertUtf8, Utf8Path, Utf8PathBuf};
   use rustc_hash::FxHashMap as HashMap;
 
+  use super::flag_scope_wrote;
   use crate::{
     pack::{
       data::{current_time, PackOptions, PackScope},
       fs::PackFS,
-      strategy::{ScopeUpdate, ScopeWriteStrategy, SplitPackStrategy, WriteScopeResult},
+      strategy::{
+        split::handle_file::prepare_scope, ScopeUpdate, ScopeWriteStrategy, SplitPackStrategy,
+        WriteScopeResult,
+      },
     },
     PackBridgeFS,
   };
@@ -226,15 +239,21 @@ pub mod test_pack_utils {
     scope: &mut PackScope,
     strategy: &SplitPackStrategy,
   ) -> Result<WriteScopeResult> {
-    let mut res = WriteScopeResult::default();
-    strategy.before_write(scope).await?;
-    res.extend(strategy.write_packs(scope).await?);
-    res.extend(strategy.write_meta(scope).await?);
-    strategy
-      .after_write(scope, res.wrote_files.clone(), res.removed_files.clone())
-      .await?;
-    strategy.after_all(scope)?;
-    Ok(res)
+    prepare_scope(
+      &scope.path,
+      &strategy.root,
+      &strategy.temp_root,
+      strategy.fs.clone(),
+    )
+    .await?;
+
+    let mut changed = WriteScopeResult::default();
+    changed.extend(strategy.write_packs(scope).await?);
+    changed.extend(strategy.write_meta(scope).await?);
+    strategy.merge_changed(changed.clone()).await?;
+    flag_scope_wrote(scope);
+
+    Ok(changed)
   }
 
   pub fn get_native_path(p: &str) -> Utf8PathBuf {