From 11be0b5e91180246edf48e0b49f6203cecdca397 Mon Sep 17 00:00:00 2001
From: Chris Lu <chris.lu@gmail.com>
Date: Thu, 20 Jun 2019 23:45:30 -0700
Subject: [PATCH] more logging

---
 weed/filer2/filer.go       | 5 +++++
 weed/filesys/filehandle.go | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/weed/filer2/filer.go b/weed/filer2/filer.go
index 68ca3180f..cf236b74d 100644
--- a/weed/filer2/filer.go
+++ b/weed/filer2/filer.go
@@ -153,10 +153,12 @@ func (f *Filer) CreateEntry(ctx context.Context, entry *Entry) error {
 
 	if oldEntry == nil {
 		if err := f.store.InsertEntry(ctx, entry); err != nil {
+			glog.Errorf("insert entry %s: %v", entry.FullPath, err)
 			return fmt.Errorf("insert entry %s: %v", entry.FullPath, err)
 		}
 	} else {
 		if err := f.UpdateEntry(ctx, oldEntry, entry); err != nil {
+			glog.Errorf("update entry %s: %v", entry.FullPath, err)
 			return fmt.Errorf("update entry %s: %v", entry.FullPath, err)
 		}
 	}
@@ -171,9 +173,11 @@ func (f *Filer) CreateEntry(ctx context.Context, entry *Entry) error {
 func (f *Filer) UpdateEntry(ctx context.Context, oldEntry, entry *Entry) (err error) {
 	if oldEntry != nil {
 		if oldEntry.IsDirectory() && !entry.IsDirectory() {
+			glog.Errorf("existing %s is a directory", entry.FullPath)
 			return fmt.Errorf("existing %s is a directory", entry.FullPath)
 		}
 		if !oldEntry.IsDirectory() && entry.IsDirectory() {
+			glog.Errorf("existing %s is a file", entry.FullPath)
 			return fmt.Errorf("existing %s is a file", entry.FullPath)
 		}
 	}
@@ -215,6 +219,7 @@ func (f *Filer) DeleteEntryMetaAndData(ctx context.Context, p FullPath, isRecurs
 		for limit > 0 {
 			entries, err := f.ListDirectoryEntries(ctx, p, lastFileName, includeLastFile, 1024)
 			if err != nil {
+				glog.Errorf("list folder %s: %v", p, err)
 				return fmt.Errorf("list folder %s: %v", p, err)
 			}
 
diff --git a/weed/filesys/filehandle.go b/weed/filesys/filehandle.go
index 577403cef..789675486 100644
--- a/weed/filesys/filehandle.go
+++ b/weed/filesys/filehandle.go
@@ -68,6 +68,10 @@ func (fh *FileHandle) Read(ctx context.Context, req *fuse.ReadRequest, resp *fus
 
 	resp.Data = buff[:totalRead]
 
+	if err != nil {
+		glog.Errorf("file handle read %s: %v", fh.f.fullpath(), err)
+	}
+
 	return err
 }
 
@@ -162,6 +166,7 @@ func (fh *FileHandle) Flush(ctx context.Context, req *fuse.FlushRequest) error {
 		// fh.f.entryViewCache = nil
 
 		if _, err := client.CreateEntry(ctx, request); err != nil {
+			glog.Errorf("update fh: %v", err)
 			return fmt.Errorf("update fh: %v", err)
 		}