Add trace! logging for server-side getattr

olivefsd/Cargo.toml

@@ -7,7 +7,8 @@ edition = "2021"
 
 [dependencies]
 ## Robustness
-log = "0.4.14"
+# Disable trace! in release mode.
+log = { version = "0.4.14", features = ["release_max_level_debug"] }
 env_logger = "0.9.0"
 anyhow = "1.0.52"
 bare-metrics-recorder = "0.1.0"

olivefsd/src/server/file_access.rs

@@ -14,7 +14,7 @@ use std::{io, mem};
 
 use anyhow::{anyhow, bail};
 use libc::{ELOOP, O_NOFOLLOW};
-use log::{error, warn};
+use log::{error, trace, warn};
 use std::os::unix::fs::{MetadataExt, PermissionsExt};
 use std::path::{Path, PathBuf};
 use std::sync::Arc;
@@ -257,9 +257,11 @@ impl FileAccess {
     pub async fn getattr(&self, vnode: VnodeId) -> anyhow::Result<DataResponse<FileMetadata>> {
         let inode_map = self.client_state.inode_map.read().await;
         if let Some(inode_info) = inode_map.get(vnode.0 as usize) {
-            Ok(self
+            let result = self
                 .read_metadata(&inode_info.real_path, vnode)
-                .await
+                .await;
+            trace!("getattr. Inode {:?} Path: {:?} = {:?}", vnode.0, inode_info.real_path, result);
+            Ok(result
                 .map_or_else(
                     |err| io_error_to_response(err, ENOENT, "getattr"),
                     |fm| DataResponse::Success(fm),