82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
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/*
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Copyright 2014 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package cmd
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import (
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"fmt"
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"io"
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"github.com/spf13/cobra"
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"k8s.io/kubernetes/pkg/kubectl/cmd/templates"
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cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
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"k8s.io/kubernetes/pkg/version"
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)
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var (
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version_example = templates.Examples(`
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# Print the client and server versions for the current context
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kubectl version`)
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)
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func NewCmdVersion(f cmdutil.Factory, out io.Writer) *cobra.Command {
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cmd := &cobra.Command{
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Use: "version",
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Short: "Print the client and server version information",
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Long: "Print the client and server version information for the current context",
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Example: version_example,
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Run: func(cmd *cobra.Command, args []string) {
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err := RunVersion(f, out, cmd)
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cmdutil.CheckErr(err)
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},
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}
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cmd.Flags().BoolP("client", "c", false, "Client version only (no server required).")
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cmd.Flags().BoolP("short", "", false, "Print just the version number.")
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cmd.Flags().MarkShorthandDeprecated("client", "please use --client instead.")
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return cmd
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}
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func RunVersion(f cmdutil.Factory, out io.Writer, cmd *cobra.Command) error {
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v := fmt.Sprintf("%#v", version.Get())
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if cmdutil.GetFlagBool(cmd, "short") {
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v = version.Get().GitVersion
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}
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fmt.Fprintf(out, "Client Version: %s\n", v)
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if cmdutil.GetFlagBool(cmd, "client") {
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return nil
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}
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clientset, err := f.ClientSet()
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if err != nil {
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return err
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}
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serverVersion, err := clientset.Discovery().ServerVersion()
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if err != nil {
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return err
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}
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v = fmt.Sprintf("%#v", *serverVersion)
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if cmdutil.GetFlagBool(cmd, "short") {
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v = serverVersion.GitVersion
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}
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fmt.Fprintf(out, "Server Version: %s\n", v)
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return nil
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}
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