// Retrieve a specific version of a *file* based node // The version tag must be in the filenodes AlternateRoutes, you can get the tag // names from a stat call func verGetFunc(w http.ResponseWriter, r *http.Request, filesys *fs.RootFileSystem) { arr, err := filesys.ReadFileTag(r.URL.Path, r.Form["tag"][0]) if err == nil { fmt.Fprintf(w, "%v", string(arr)) } else { writeError(w, err) } }