fix rpc client (#1393)

rustfs/src/init.rs

@@ -336,7 +336,7 @@ pub async fn init_ftp_system(
     let ftps_address_str = rustfs_utils::get_env_str(rustfs_config::ENV_FTPS_ADDRESS, rustfs_config::DEFAULT_FTPS_ADDRESS);
     let addr: SocketAddr = ftps_address_str
         .parse()
-        .map_err(|e| format!("Invalid FTPS address '{}': {}", ftps_address_str, e))?;
+        .map_err(|e| format!("Invalid FTPS address '{ftps_address_str}': {e}"))?;
 
     // Get FTPS configuration from environment variables
     let cert_file = rustfs_utils::get_env_opt_str(rustfs_config::ENV_FTPS_CERTS_FILE);
@@ -402,7 +402,7 @@ pub async fn init_sftp_system(
     let sftp_address_str = rustfs_utils::get_env_str(rustfs_config::ENV_SFTP_ADDRESS, rustfs_config::DEFAULT_SFTP_ADDRESS);
     let addr: SocketAddr = sftp_address_str
         .parse()
-        .map_err(|e| format!("Invalid SFTP address '{}': {}", sftp_address_str, e))?;
+        .map_err(|e| format!("Invalid SFTP address '{sftp_address_str}': {e}"))?;
 
     // Get SFTP configuration from environment variables
     let host_key = rustfs_utils::get_env_opt_str(rustfs_config::ENV_SFTP_HOST_KEY);

rustfs/src/server/cert.rs

@@ -26,7 +26,7 @@ pub enum RustFSError {
 impl std::fmt::Display for RustFSError {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
-            RustFSError::Cert(msg) => write!(f, "Certificate error: {}", msg),
+            RustFSError::Cert(msg) => write!(f, "Certificate error: {msg}"),
         }
     }
 }
@@ -78,7 +78,7 @@ fn parse_pem_private_key(pem: &[u8]) -> Result<PrivateKeyDer<'static>, RustFSErr
 async fn read_file(path: &PathBuf, desc: &str) -> Result<Vec<u8>, RustFSError> {
     tokio::fs::read(path)
         .await
-        .map_err(|e| RustFSError::Cert(format!("read {} {:?}: {e}", desc, path)))
+        .map_err(|e| RustFSError::Cert(format!("read {desc} {path:?}: {e}")))
 }
 
 /// Initialize TLS material for both server and outbound client connections.

rustfs/src/storage/tonic_service.rs

@@ -1784,7 +1784,7 @@ impl Node for NodeService {
                 return Ok(Response::new(GetMetricsResponse {
                     success: false,
                     realtime_metrics: Bytes::new(),
-                    error_info: Some(format!("Invalid metric_type: {}", err)),
+                    error_info: Some(format!("Invalid metric_type: {err}")),
                 }));
             }
         };
@@ -1798,7 +1798,7 @@ impl Node for NodeService {
                 return Ok(Response::new(GetMetricsResponse {
                     success: false,
                     realtime_metrics: Bytes::new(),
-                    error_info: Some(format!("Invalid opts: {}", err)),
+                    error_info: Some(format!("Invalid opts: {err}")),
                 }));
             }
         };