mirror of https://github.com/k3s-io/k3s
40 lines
1.1 KiB
Go
40 lines
1.1 KiB
Go
/*
|
|
Copyright 2014 Google Inc. All rights reserved.
|
|
|
|
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.
|
|
*/
|
|
|
|
// Package flag defines utility functions to handle command line flags related to version of Kubernetes.
|
|
package flag
|
|
|
|
import (
|
|
"flag"
|
|
"fmt"
|
|
"os"
|
|
|
|
"github.com/GoogleCloudPlatform/kubernetes/pkg/version"
|
|
)
|
|
|
|
var (
|
|
versionFlag = flag.Bool("version", false, "Print version information and quit")
|
|
)
|
|
|
|
// PrintAndExitIfRequested will check if the -version flag was passed
|
|
// and, if so, print the version and exit.
|
|
func PrintAndExitIfRequested() {
|
|
if *versionFlag {
|
|
fmt.Printf("Kubernetes %s\n", version.Get())
|
|
os.Exit(0)
|
|
}
|
|
}
|