// writeKeyEvent trims the prefix of key path in a single Event under // StoreKeysPrefix, serializes it and writes the resulting JSON to the given // ResponseWriter, along with the appropriate headers. func writeKeyEvent(w http.ResponseWriter, ev *store.Event, rt etcdserver.RaftTimer) error { if ev == nil { return errors.New("cannot write empty Event!") } w.Header().Set("Content-Type", "application/json") w.Header().Set("X-Etcd-Index", fmt.Sprint(ev.EtcdIndex)) w.Header().Set("X-Raft-Index", fmt.Sprint(rt.Index())) w.Header().Set("X-Raft-Term", fmt.Sprint(rt.Term())) if ev.IsCreated() { w.WriteHeader(http.StatusCreated) } ev = trimEventPrefix(ev, etcdserver.StoreKeysPrefix) return json.NewEncoder(w).Encode(ev) }