etcd操作

查看key列表

etcdctl ls

写入一个key

etcdctl set foo bar
etcdctl set /coreos.com/network/config '{"Network": "172.7.0.0/16", "Backend": {"Type": "host-gw"}}'

读取key

etcdctl get foo
etcdctl get /coreos.com/network/config

删除key

etcdctl rm foo

增加一个节点

新加的节点取名为 infra3, peerURLs 是 https://10.0.1.13:2380

etcdctl member add infra3 https://10.0.1.13:2380

删除一个节点

etcdctl member remove a8266ecf031671f3