2016-05-13 06:51:39 +03:00
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// Copyright 2016 The etcd Authors
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2015-01-25 06:19:16 +03:00
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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2014-11-04 10:29:15 +03:00
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2015-11-18 07:54:10 +03:00
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// etcdctl is a command line application that controls etcd.
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2014-10-23 03:59:29 +04:00
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package main
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import (
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2016-03-28 20:49:03 +03:00
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"fmt"
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2014-10-23 03:59:29 +04:00
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"os"
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2019-05-29 00:59:02 +03:00
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"go.etcd.io/etcd/etcdctl/ctlv2"
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"go.etcd.io/etcd/etcdctl/ctlv3"
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2016-03-28 20:49:03 +03:00
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)
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const (
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apiEnv = "ETCDCTL_API"
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2014-10-23 03:59:29 +04:00
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)
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func main() {
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2016-03-28 20:49:03 +03:00
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apiv := os.Getenv(apiEnv)
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// unset apiEnv to avoid side-effect for future env and flag parsing.
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2016-04-16 01:43:00 +03:00
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os.Unsetenv(apiEnv)
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2018-05-29 00:14:45 +03:00
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if len(apiv) == 0 || apiv == "3" {
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2018-05-31 22:24:37 +03:00
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ctlv3.Start()
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2016-03-28 20:49:03 +03:00
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return
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2014-10-23 03:59:29 +04:00
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}
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2016-03-28 20:49:03 +03:00
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2018-05-29 00:14:45 +03:00
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if apiv == "2" {
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ctlv2.Start()
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2016-03-28 20:49:03 +03:00
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return
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2014-10-23 03:59:29 +04:00
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}
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2014-10-30 00:37:24 +03:00
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2016-03-28 20:49:03 +03:00
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fmt.Fprintln(os.Stderr, "unsupported API version", apiv)
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os.Exit(1)
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2014-10-23 03:59:29 +04:00
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}
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