etcd安装使用（转）

etcd下载链接：

https://github.com/etcd-io/etcd/releases

安装

下载etcdv3包

1 2复制代码

cd /usr/local/src/ wget https://github.com/coreos/etcd/releases/download/v3.2.15/etcd-v3.2.15-linux-amd64.tar.gz复制代码

注：etcd版本号不一样。

解压

1 2复制代码

tar -zxvf etcd-v3.2.15-linux-amd64.tar.gzmv etcd-v3.2.15-linux-amd64 etcd复制代码

添加v3环境变量

将代码路径加入环境变量中，并使用etcdv3的api接口

1 2 3复制代码

vim /etc/profileexport PATH=/usr/local/src/etcd:$PATHexport ETCDCTL_API=3复制代码

生效 source /etc/profile

简易启动local standlone cluster

参考：coreos.com/etcd/docs/l…

切换到:/usr/local/src/etc 目录直接启动etcd服务进程

1 2 3 4 5 6 7 8 9复制代码

[email protected]:/usr/local/src/etcd# ./etcd&[1] 19228 [email protected]:/usr/local/src/etcd# 2018-03-07 13:40:16.719105 I | etcdmain: etcd Version: 3.2.15 2018-03-07 13:40:16.719217 I | etcdmain: Git SHA: 1b3ac99e8 2018-03-07 13:40:16.719235 I | etcdmain: Go Version: go1.8.5 2018-03-07 13:40:16.719244 I | etcdmain: Go OS/Arch: linux/amd64 2018-03-07 13:40:16.719254 I | etcdmain: setting maximum number of CPUs to 4, total number of available CPUs is 4 2018-03-07 13:40:16.719274 W | etcdmain: no data-dir provided, using default data-dir ./default.etcd 2018-03-07 13:40:16.719422 N | etcdmain: the server is already initialized as复制代码

判别是否启动成功

查看 2379 和 2380 两个端口服务都已经启动成功

etcdctl操作etcd存储

额外说明：etcdctl get “” –from-key 是查看所有数据

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25复制代码

[email protected]:~# etcdctl del f 1 [email protected]:~# etcdctl get "" --from-key fo xxx foo bar [email protected]:~# etcdctl put q qq OK [email protected]:~# etcdctl get "" --from-key fo xxx foo bar q qq [email protected]:~# etcdctl put q qqq OK [email protected]:~# etcdctl get "" --from-key fo xxx foo bar q qqq复制代码

转载于:https://juejin.im/post/5c7f2853e51d452bfa4d6ee1