sudo yum install -y golang git
go version
sudo git clone https://github.com/coreos/etcd
cd etcd
sudo ./buildsudo vim ~/.bashrc
export PATH=$PATH:/home/ec2-user/etcd/bin
ESC + : + wq! + ENTERsource vim ~/.bashrcetcd
etcdctl -v
curl -L http://127.0.0.1:2379/version
etcdctl set /message Hello
etcdctl get /message