Merge pull request #58 from rustfs/jimchen/perf-delete_objects

优化并发删除对象

ecstore/src/store.rs

@@ -1,3 +1,4 @@
+#![allow(clippy::map_entry)]
 use crate::{
     bucket_meta::BucketMetadata,
     disk::{
@@ -24,7 +25,10 @@ use std::{
     time::Duration,
 };
 use time::OffsetDateTime;
-use tokio::{fs, sync::RwLock};
+use tokio::{
+    fs,
+    sync::{RwLock, Semaphore},
+};
 use tracing::{debug, info, warn};
 use uuid::Uuid;
 
@@ -51,10 +55,11 @@ pub async fn update_erasure_type(setup_type: SetupType) {
     *is_erasure_sd = setup_type == SetupType::ErasureSD;
 }
 
+type TypeLocalDiskSetDrives = Vec<Vec<Vec<Option<DiskStore>>>>;
+
 lazy_static! {
     pub static ref GLOBAL_LOCAL_DISK_MAP: Arc<RwLock<HashMap<String, Option<DiskStore>>>> = Arc::new(RwLock::new(HashMap::new()));
-    pub static ref GLOBAL_LOCAL_DISK_SET_DRIVES: Arc<RwLock<Vec<Vec<Vec<Option<DiskStore>>>>>> =
-        Arc::new(RwLock::new(Vec::new()));
+    pub static ref GLOBAL_LOCAL_DISK_SET_DRIVES: Arc<RwLock<TypeLocalDiskSetDrives>> = Arc::new(RwLock::new(Vec::new()));
 }
 
 pub async fn find_local_disk(disk_path: &String) -> Option<DiskStore> {
@@ -76,7 +81,7 @@ pub async fn find_local_disk(disk_path: &String) -> Option<DiskStore> {
 
 pub async fn all_local_disk_path() -> Vec<String> {
     let disk_map = GLOBAL_LOCAL_DISK_MAP.read().await;
-    disk_map.keys().map(|v| v.clone()).collect()
+    disk_map.keys().cloned().collect()
 }
 
 pub async fn all_local_disk() -> Vec<DiskStore> {
@@ -156,6 +161,7 @@ pub struct ECStore {
 }
 
 impl ECStore {
+    #[allow(clippy::new_ret_no_self)]
     pub async fn new(_address: String, endpoint_pools: EndpointServerPools) -> Result<()> {
         // let layouts = DisksLayout::try_from(endpoints.as_slice())?;
 
@@ -318,8 +324,8 @@ impl ECStore {
 
                             if entry.is_object() {
                                 let fi = entry.to_fileinfo(&opts.bucket)?;
-                                if fi.is_some() {
-                                    ress.push(fi.unwrap().into_object_info(&opts.bucket, &entry.name, false));
+                                if let Some(f) = fi {
+                                    ress.push(f.into_object_info(&opts.bucket, &entry.name, false));
                                 }
                                 continue;
                             }
@@ -391,62 +397,68 @@ impl ECStore {
         object: &str,
         opts: &ObjectOptions,
     ) -> Result<(PoolObjInfo, Vec<Error>)> {
-        let mut futures = Vec::new();
-
-        for pool in self.pools.iter() {
-            futures.push(pool.get_object_info(bucket, object, opts));
-        }
-
-        let results = join_all(futures).await;
-
-        let mut ress = Vec::new();
-
-        let mut i = 0;
-
-        // join_all结果跟输入顺序一致
-        for res in results {
-            let index = i;
-
-            match res {
-                Ok(r) => {
-                    ress.push(PoolObjInfo {
-                        index,
-                        object_info: r,
-                        err: None,
-                    });
-                }
-                Err(e) => {
-                    ress.push(PoolObjInfo {
-                        index,
-                        err: Some(e),
-                        ..Default::default()
-                    });
-                }
-            }
-            i += 1;
-        }
-
-        ress.sort_by(|a, b| {
-            let at = a.object_info.mod_time.unwrap_or(OffsetDateTime::UNIX_EPOCH);
-            let bt = b.object_info.mod_time.unwrap_or(OffsetDateTime::UNIX_EPOCH);
-
-            at.cmp(&bt)
-        });
-
-        for res in ress {
-            // check
-            if res.err.is_none() {
-                // TODO: let errs = self.poolsWithObject()
-                return Ok((res, Vec::new()));
-            }
-        }
-
-        let ret = PoolObjInfo::default();
-
-        Ok((ret, Vec::new()))
+        internal_get_pool_info_existing_with_opts(&self.pools, bucket, object, opts).await
     }
 }
 
+async fn internal_get_pool_info_existing_with_opts(
+    pools: &[Sets],
+    bucket: &str,
+    object: &str,
+    opts: &ObjectOptions,
+) -> Result<(PoolObjInfo, Vec<Error>)> {
+    let mut futures = Vec::new();
+
+    for pool in pools.iter() {
+        futures.push(pool.get_object_info(bucket, object, opts));
+    }
+
+    let results = join_all(futures).await;
+
+    let mut ress = Vec::new();
+
+    // join_all结果跟输入顺序一致
+    for (i, res) in results.into_iter().enumerate() {
+        let index = i;
+
+        match res {
+            Ok(r) => {
+                ress.push(PoolObjInfo {
+                    index,
+                    object_info: r,
+                    err: None,
+                });
+            }
+            Err(e) => {
+                ress.push(PoolObjInfo {
+                    index,
+                    err: Some(e),
+                    ..Default::default()
+                });
+            }
+        }
+    }
+
+    ress.sort_by(|a, b| {
+        let at = a.object_info.mod_time.unwrap_or(OffsetDateTime::UNIX_EPOCH);
+        let bt = b.object_info.mod_time.unwrap_or(OffsetDateTime::UNIX_EPOCH);
+
+        at.cmp(&bt)
+    });
+
+    for res in ress {
+        // check
+        if res.err.is_none() {
+            // TODO: let errs = self.poolsWithObject()
+            return Ok((res, Vec::new()));
+        }
+    }
+
+    let ret = PoolObjInfo::default();
+
+    Ok((ret, Vec::new()))
+}
+
 #[derive(Debug, Default)]
 pub struct PoolObjInfo {
     pub index: usize,
@@ -559,21 +571,34 @@ impl StorageAPI for ECStore {
             del_errs.push(None)
         }
 
-        // TODO: limte 限制并发数量
-        let opt = ObjectOptions::default();
-        // 取所有poolObjInfo
-        let mut futures = Vec::new();
-        for obj in objects.iter() {
-            futures.push(self.get_pool_info_existing_with_opts(bucket, &obj.object_name, &opt));
-        }
+        let mut jhs = Vec::new();
+        let semaphore = Arc::new(Semaphore::new(num_cpus::get()));
+        let pools = Arc::new(self.pools.clone());
 
-        let results = join_all(futures).await;
+        for obj in objects.iter() {
+            let (semaphore, pools, bucket, object_name, opt) = (
+                semaphore.clone(),
+                pools.clone(),
+                bucket.to_string(),
+                obj.object_name.to_string(),
+                ObjectOptions::default(),
+            );
+
+            let jh = tokio::spawn(async move {
+                let _permit = semaphore.acquire().await.unwrap();
+                internal_get_pool_info_existing_with_opts(pools.as_ref(), &bucket, &object_name, &opt).await
+            });
+            jhs.push(jh);
+        }
+        let mut results = Vec::new();
+        for jh in jhs {
+            results.push(jh.await.unwrap());
+        }
 
         // 记录pool Index 对应的objects pool_idx -> objects idx
         let mut pool_index_objects = HashMap::new();
 
-        let mut i = 0;
-        for res in results {
+        for (i, res) in results.into_iter().enumerate() {
             match res {
                 Ok((pinfo, _)) => {
                     if pinfo.object_info.delete_marker && opts.version_id.is_empty() {
@@ -601,8 +626,6 @@ impl StorageAPI for ECStore {
                     del_errs[i] = Some(e)
                 }
             }
-
-            i += 1;
         }
 
         if !pool_index_objects.is_empty() {
@@ -615,16 +638,7 @@ impl StorageAPI for ECStore {
 
                 let obj_idxs = vals.unwrap();
                 //  取对应obj,理论上不会none
-                let objs: Vec<ObjectToDelete> = obj_idxs
-                    .iter()
-                    .filter_map(|&idx| {
-                        if let Some(obj) = objects.get(idx) {
-                            Some(obj.clone())
-                        } else {
-                            None
-                        }
-                    })
-                    .collect();
+                let objs: Vec<ObjectToDelete> = obj_idxs.iter().filter_map(|&idx| objects.get(idx).cloned()).collect();
 
                 if objs.is_empty() {
                     continue;
@@ -633,8 +647,7 @@ impl StorageAPI for ECStore {
                 let (pdel_objs, perrs) = sets.delete_objects(bucket, objs, opts.clone()).await?;
 
                 // perrs的顺序理论上跟obj_idxs顺序一致
-                let mut i = 0;
-                for err in perrs {
+                for (i, err) in perrs.into_iter().enumerate() {
                     let obj_idx = obj_idxs[i];
 
                     if err.is_some() {
@@ -645,8 +658,6 @@ impl StorageAPI for ECStore {
                     dobj.object_name = utils::path::decode_dir_object(&dobj.object_name);
 
                     del_objects[obj_idx] = dobj;
-
-                    i += 1;
                 }
             }
         }
@@ -655,7 +666,7 @@ impl StorageAPI for ECStore {
     }
     async fn delete_object(&self, bucket: &str, object: &str, opts: ObjectOptions) -> Result<ObjectInfo> {
         if opts.delete_prefix {
-            self.delete_prefix(bucket, &object).await?;
+            self.delete_prefix(bucket, object).await?;
             return Ok(ObjectInfo::default());
         }