func DeleteHandler(w http.ResponseWriter, r *http.Request) {
n := new(storage.Needle)
vid, fid, _ := parseURLPath(r.URL.Path)
volumeId, _ := strconv.ParseUint(vid, 10, 64)
n.ParsePath(fid)
if *IsDebug {
log.Info("deleting", n)
}
cookie := n.Cookie
count, ok := store.Read(volumeId, n)
if ok != nil {
m := make(map[string]uint32)
m["size"] = 0
writeJson(w, r, m)
return
}
if n.Cookie != cookie {
log.Info("delete with unmaching cookie from ", r.RemoteAddr, "agent", r.UserAgent())
return
}
n.Size = 0
store.Delete(volumeId, n)
m := make(map[string]uint32)
m["size"] = uint32(count)
writeJson(w, r, m)
}
