go.etcd.io/etcd@v3.3.27+incompatible/clientv3/example_maintenence_test.go (about) 1 // Copyright 2016 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 clientv3_test 16 17 import ( 18 "context" 19 "fmt" 20 "log" 21 22 "github.com/coreos/etcd/clientv3" 23 ) 24 25 func ExampleMaintenance_status() { 26 for _, ep := range endpoints { 27 cli, err := clientv3.New(clientv3.Config{ 28 Endpoints: []string{ep}, 29 DialTimeout: dialTimeout, 30 }) 31 if err != nil { 32 log.Fatal(err) 33 } 34 defer cli.Close() 35 36 resp, err := cli.Status(context.Background(), ep) 37 if err != nil { 38 log.Fatal(err) 39 } 40 fmt.Printf("endpoint: %s / Leader: %v\n", ep, resp.Header.MemberId == resp.Leader) 41 } 42 // endpoint: localhost:2379 / Leader: false 43 // endpoint: localhost:22379 / Leader: false 44 // endpoint: localhost:32379 / Leader: true 45 } 46 47 func ExampleMaintenance_defragment() { 48 for _, ep := range endpoints { 49 cli, err := clientv3.New(clientv3.Config{ 50 Endpoints: []string{ep}, 51 DialTimeout: dialTimeout, 52 }) 53 if err != nil { 54 log.Fatal(err) 55 } 56 defer cli.Close() 57 58 if _, err = cli.Defragment(context.TODO(), ep); err != nil { 59 log.Fatal(err) 60 } 61 } 62 }