rewrite iam

ecstore/src/config/common.rs

@@ -33,7 +33,7 @@ pub async fn read_config<S: StorageAPI>(api: Arc<S>, file: &str) -> Result<Vec<u
     Ok(data)
 }
 
-async fn read_config_with_metadata<S: StorageAPI>(
+pub async fn read_config_with_metadata<S: StorageAPI>(
     api: Arc<S>,
     file: &str,
     opts: &ObjectOptions,
@@ -72,6 +72,30 @@ pub async fn save_config<S: StorageAPI>(api: Arc<S>, file: &str, data: &[u8]) ->
     .await
 }
 
+pub async fn delete_config<S: StorageAPI>(api: Arc<S>, file: &str) -> Result<()> {
+    match api
+        .delete_object(
+            RUSTFS_META_BUCKET,
+            file,
+            ObjectOptions {
+                delete_prefix: true,
+                delete_prefix_object: true,
+                ..Default::default()
+            },
+        )
+        .await
+    {
+        Ok(_) => Ok(()),
+        Err(err) => {
+            if is_err_object_not_found(&err) {
+                Err(Error::new(ConfigError::NotFound))
+            } else {
+                Err(err)
+            }
+        }
+    }
+}
+
 async fn save_config_with_opts<S: StorageAPI>(api: Arc<S>, file: &str, data: &[u8], opts: &ObjectOptions) -> Result<()> {
     let _ = api
         .put_object(

ecstore/src/store_list_objects.rs

@@ -672,6 +672,7 @@ impl ECStore {
         Ok(Vec::new())
     }
 
+    #[allow(unused_assignments)]
     pub async fn walk(
         self: Arc<Self>,
         rx: B_Receiver<bool>,

ecstore/src/utils/path.rs

@@ -71,7 +71,7 @@ pub fn path_join(elem: &[PathBuf]) -> PathBuf {
 }
 
 pub fn path_join_buf(elements: &[&str]) -> String {
-    let trailing_slash = !elements.is_empty() && elements.last().unwrap().ends_with('/');
+    let trailing_slash = !elements.is_empty() && elements.last().unwrap().ends_with(SLASH_SEPARATOR);
 
     let mut dst = String::new();
     let mut added = 0;
@@ -79,7 +79,7 @@ pub fn path_join_buf(elements: &[&str]) -> String {
     for e in elements {
         if added > 0 || !e.is_empty() {
             if added > 0 {
-                dst.push('/');
+                dst.push_str(SLASH_SEPARATOR);
             }
             dst.push_str(e);
             added += e.len();
@@ -91,7 +91,7 @@ pub fn path_join_buf(elements: &[&str]) -> String {
     let clean_path = cpath.to_string_lossy();
 
     if trailing_slash {
-        return format!("{}/", clean_path);
+        return format!("{}{}", clean_path, SLASH_SEPARATOR);
     }
     clean_path.to_string()
 }