go.etcd.io/etcd/clientv3/concurrency在etcd之上实现并发操作,如分布式锁、屏障和选举。 导入该包: import "go.etcd.io/etcd/clientv3/concurrency" 基于etcd实现的分布式锁示例: cli,err:=clientv3.New(clientv3.Config{Endpoints:endpoints})iferr!=nil{log.Fatal(err)}defercli.Close()// 创建两个单独的会...
这里使用官方的etcd/clientv3包来连接etcd并进行相关操作。 安装 go get go.etcd.io/etcd/clientv3 put和get操作 put命令用来设置键值对数据,get命令用来根据key获取值。 packagemainimport( "context" "fmt" "time" "go.etcd.io/etcd/clientv3" )// etcd client put/get demo// use etcd/clientv3funcmain...
go get go.etcd.io/etcd/clientv3 put和get操作 put命令用来设置键值对数据,get命令用来根据key获取值。 package main import ( "context" "fmt" "time" "go.etcd.io/etcd/clientv3" ) // etcd client put/get demo // use etcd/clientv3 func main() { cli, err := clientv3.New(clientv3.Config...
go.etcd.io/etcd/clientv3/concurrency在etcd之上实现并发操作,如分布式锁、屏障和选举。 导入该包: import"go.etcd.io/etcd/clientv3/concurrency" 基于etcd实现的分布式锁示例: cli, err := clientv3.New(clientv3.Config{Endpoints: endpoints})iferr !=nil{log.Fatal(err)}defercli.Close()// 创建两个单...
go.etcd.io/etcd/clientv3/concurrency在etcd之上实现并发操作,如分布式锁、屏障和选举。 导入该包: import "go.etcd.io/etcd/clientv3/concurrency" 基于etcd实现的分布式锁示例: cli, err := clientv3.New(clientv3.Config{Endpoints: endpoints}) if err != nil { log.Fatal(err) } defer cli.Close()...
在n2这台机器上执行以下命令启动etcd: etcd --data-dir=data.etcd --name n2 \ --initial-advertise-peer-urls http://10.240.0.18:2380 --listen-peer-urls http://10.240.0.18:2380 \ --advertise-client-urls http://10.240.0.18:2379 --listen-client-urls http://10.240.0.18:2379 ...
"go.etcd.io/etcd/clientv3" ) // etcd client put/get demo // use etcd/clientv3 func main() { cli, err := clientv3.New(clientv3.Config{ Endpoints: []string{"127.0.0.1:2379"}, DialTimeout: 5 * time.Second, }) if err != nil { ...
Distributed reliable key-value store for the most critical data of a distributed system - etcd/clientv3/concurrency/stm.go at v3.3.10 · etcd-io/etcd
package main import ( "context" "fmt" "time" "go.etcd.io/etcd/clientv3" ) func main() { // etcd client put/get demo // use etcd/clientv3 cli, err := clientv3.New(clientv3.Config{ Endpoints: []string{"127.0.0.1:2379"}, DialTimeout: 5 * time.Second, }) if err != nil {...
etcd 是与 ZooKeeper 类似的分布式组件,也能实现与 ZooKeeper 锁相似的功能: package main import ( clientv3 "go.etcd.io/etcd/client/v3" "go.etcd.io/etcd/client/v3/concurrency" ) func main() { c := make(chan os.Signal) signal.Notify(c) ...