mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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125 lines
3.3 KiB
Go
125 lines
3.3 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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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 config
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import (
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"errors"
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"fmt"
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"io"
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"github.com/spf13/cobra"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/client/clientcmd"
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clientcmdapi "github.com/GoogleCloudPlatform/kubernetes/pkg/client/clientcmd/api"
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)
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type createClusterOptions struct {
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pathOptions *pathOptions
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name string
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server string
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apiVersion string
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insecureSkipTLSVerify bool
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certificateAuthority string
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}
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func NewCmdConfigSetCluster(out io.Writer, pathOptions *pathOptions) *cobra.Command {
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options := &createClusterOptions{pathOptions: pathOptions}
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cmd := &cobra.Command{
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Use: "set-cluster name [server] [insecure-skip-tls-verify] [certificate-authority] [api-version]",
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Short: "Sets a cluster entry in .kubeconfig",
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Long: `Sets a cluster entry in .kubeconfig
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Specifying a name that already exists overwrites that cluster entry.
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`,
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Run: func(cmd *cobra.Command, args []string) {
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if !options.complete(cmd) {
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return
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}
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err := options.run()
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if err != nil {
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fmt.Printf("%v\n", err)
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}
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},
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}
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cmd.Flags().StringVar(&options.server, clientcmd.FlagAPIServer, "", clientcmd.FlagAPIServer+" for the cluster entry in .kubeconfig")
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cmd.Flags().StringVar(&options.apiVersion, clientcmd.FlagAPIVersion, "", clientcmd.FlagAPIVersion+" for the cluster entry in .kubeconfig")
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cmd.Flags().BoolVar(&options.insecureSkipTLSVerify, clientcmd.FlagInsecure, false, clientcmd.FlagInsecure+" for the cluster entry in .kubeconfig")
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cmd.Flags().StringVar(&options.certificateAuthority, clientcmd.FlagCAFile, "", clientcmd.FlagCAFile+" for the cluster entry in .kubeconfig")
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return cmd
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}
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func (o createClusterOptions) run() error {
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err := o.validate()
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if err != nil {
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return err
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}
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config, filename, err := o.pathOptions.getStartingConfig()
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if err != nil {
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return err
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}
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if config.Clusters == nil {
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config.Clusters = make(map[string]clientcmdapi.Cluster)
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}
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cluster := o.cluster()
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config.Clusters[o.name] = cluster
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err = clientcmd.WriteToFile(*config, filename)
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if err != nil {
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return err
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}
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return nil
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}
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// cluster builds a Cluster object from the options
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func (o *createClusterOptions) cluster() clientcmdapi.Cluster {
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cluster := clientcmdapi.Cluster{
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Server: o.server,
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APIVersion: o.apiVersion,
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InsecureSkipTLSVerify: o.insecureSkipTLSVerify,
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CertificateAuthority: o.certificateAuthority,
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}
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return cluster
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}
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func (o *createClusterOptions) complete(cmd *cobra.Command) bool {
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args := cmd.Flags().Args()
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if len(args) != 1 {
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cmd.Help()
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return false
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}
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o.name = args[0]
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return true
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}
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func (o createClusterOptions) validate() error {
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if len(o.name) == 0 {
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return errors.New("You must specify a non-empty cluster name")
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}
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return nil
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}
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