20260801 并行控制面：stage worker池+CurrentRepoIndex RwLock化，--control-plane-stage-workers开关默认关闭(#138)

src/validation/manifest.rs

@@ -639,7 +639,7 @@ pub(crate) fn try_build_fresh_publication_point_with_timing(
 > {
     let mut timing = FreshPublicationPointTimingBreakdown::default();
     let current_index_lock_started = std::time::Instant::now();
-    let current_index_guard = current_repo_index.and_then(|handle| handle.lock().ok());
+    let current_index_guard = current_repo_index.and_then(|handle| handle.read().ok());
     timing.current_index_lock_ms = current_index_lock_started.elapsed().as_millis() as u64;
 
     if !rsync_uri_is_under_publication_point(manifest_rsync_uri, publication_point_rsync_uri) {
@@ -1445,8 +1445,8 @@ mod tests {
         }
 
         current_index
-            .lock()
-            .expect("index lock")
+            .write()
+            .expect("index write lock")
             .apply_repository_view_entries(&entries)
             .expect("apply current index");
 

src/validation/run_tree_from_tal.rs

@@ -119,7 +119,7 @@ fn snapshot_current_repo_objects(
         return Vec::new();
     }
     current_repo_index
-        .and_then(|handle| handle.lock().ok().map(|idx| idx.snapshot_objects()))
+        .and_then(|handle| handle.read().ok().map(|idx| idx.snapshot_objects()))
         .unwrap_or_default()
 }
 
@@ -2392,8 +2392,8 @@ mod multi_tal_tests {
     fn snapshot_current_repo_objects_is_on_demand() {
         let handle = CurrentRepoIndex::shared();
         handle
-            .lock()
-            .expect("lock index")
+            .write()
+            .expect("write-lock index")
             .apply_repository_view_entries(&[RepositoryViewEntry {
                 rsync_uri: "rsync://example.test/repo/a.roa".to_string(),
                 current_hash: Some("11".repeat(32)),

src/validation/tree_runner.rs

@@ -511,7 +511,7 @@ impl<'a> Rpkiv1PublicationPointRunner<'a> {
 
     fn current_hash_for_uri(&self, uri: &str) -> Option<[u8; 32]> {
         if let Some(index) = self.current_repo_index.as_ref() {
-            if let Ok(index) = index.lock() {
+            if let Ok(index) = index.read() {
                 if let Some(entry) = index.get_by_uri(uri) {
                     return Some(entry.current_hash);
                 }
@@ -760,7 +760,7 @@ impl<'a> Rpkiv1PublicationPointRunner<'a> {
 
     fn current_manifest_hash_hex_for_audit(&self, ca: &CaInstanceHandle) -> Option<String> {
         if let Some(index_handle) = self.current_repo_index.as_ref()
-            && let Ok(index) = index_handle.lock()
+            && let Ok(index) = index_handle.read()
             && let Some(entry) = index.get_by_uri(&ca.manifest_rsync_uri)
         {
             return Some(entry.current_hash_hex.clone());