mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
// Copyright 2016 The etcd Authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
// etcdctl is a command line application that controls etcd.
|
|
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
|
|
"go.etcd.io/etcd/etcdctl/ctlv2"
|
|
"go.etcd.io/etcd/etcdctl/ctlv3"
|
|
)
|
|
|
|
const (
|
|
apiEnv = "ETCDCTL_API"
|
|
)
|
|
|
|
func main() {
|
|
apiv := os.Getenv(apiEnv)
|
|
// unset apiEnv to avoid side-effect for future env and flag parsing.
|
|
os.Unsetenv(apiEnv)
|
|
if len(apiv) == 0 || apiv == "3" {
|
|
ctlv3.Start()
|
|
return
|
|
}
|
|
|
|
if apiv == "2" {
|
|
ctlv2.Start()
|
|
return
|
|
}
|
|
|
|
fmt.Fprintln(os.Stderr, "unsupported API version", apiv)
|
|
os.Exit(1)
|
|
}
|