diff options
Diffstat (limited to 'weed/filesys/filehandle.go')
| -rw-r--r-- | weed/filesys/filehandle.go | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/weed/filesys/filehandle.go b/weed/filesys/filehandle.go index 54410a0ba..abe77f063 100644 --- a/weed/filesys/filehandle.go +++ b/weed/filesys/filehandle.go @@ -110,6 +110,12 @@ func (fh *FileHandle) readFromChunks(buff []byte, offset int64) (int64, error) { return 0, io.EOF } + if offset+int64(len(buff)) <= int64(len(fh.f.entry.Content)) { + totalRead := copy(buff, fh.f.entry.Content[offset:]) + glog.V(4).Infof("file handle read cached %s [%d,%d] %d", fh.f.fullpath(), offset, offset+int64(totalRead), totalRead) + return int64(totalRead), nil + } + var chunkResolveErr error if fh.f.entryViewCache == nil { fh.f.entryViewCache, chunkResolveErr = filer.NonOverlappingVisibleIntervals(filer.LookupFn(fh.f.wfs), fh.f.entry.Chunks) @@ -149,6 +155,7 @@ func (fh *FileHandle) Write(ctx context.Context, req *fuse.WriteRequest, resp *f copy(data, req.Data) } + fh.f.entry.Content = nil fh.f.entry.Attributes.FileSize = uint64(max(req.Offset+int64(len(data)), int64(fh.f.entry.Attributes.FileSize))) glog.V(4).Infof("%v write [%d,%d) %d", fh.f.fullpath(), req.Offset, req.Offset+int64(len(req.Data)), len(req.Data)) |