1 // Copyright 2015 The etcd Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 // Package v2stats defines a standard interface for etcd cluster statistics. 16 package v2stats 17 18 type Stats interface { 19 // SelfStats returns the struct representing statistics of this server 20 SelfStats() []byte 21 // LeaderStats returns the statistics of all followers in the cluster 22 // if this server is leader. Otherwise, nil is returned. 23 LeaderStats() []byte 24 // StoreStats returns statistics of the store backing this EtcdServer 25 StoreStats() []byte 26 } 27