forked from kubernetes-sigs/cluster-api
/
alpha_phase_get_kubeconfig.go
85 lines (68 loc) · 2.55 KB
/
alpha_phase_get_kubeconfig.go
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/*
Copyright 2019 The Kubernetes 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.
*/
package cmd
import (
"fmt"
"io/ioutil"
"github.com/spf13/cobra"
"k8s.io/klog"
"github.com/chuckha/cluster-api/cmd/clusterctl/clusterdeployer/clusterclient"
"github.com/chuckha/cluster-api/cmd/clusterctl/phases"
)
type AlphaPhaseGetKubeconfigOptions struct {
ClusterName string
Kubeconfig string
KubeconfigOutput string
Namespace string
}
var pgko = &AlphaPhaseGetKubeconfigOptions{}
var alphaPhaseGetKubeconfigCmd = &cobra.Command{
Use: "get-kubeconfig",
Short: "Get Kubeconfig",
Long: `Get Kubeconfig`,
Run: func(cmd *cobra.Command, args []string) {
if pgko.Kubeconfig == "" {
exitWithHelp(cmd, "Please provide a kubeconfig file.")
}
if pgko.ClusterName == "" {
exitWithHelp(cmd, "Please specify a cluster name.")
}
if err := RunAlphaPhaseGetKubeconfig(pgko); err != nil {
klog.Exit(err)
}
},
}
func RunAlphaPhaseGetKubeconfig(pgko *AlphaPhaseGetKubeconfigOptions) error {
kubeconfig, err := ioutil.ReadFile(pgko.Kubeconfig)
if err != nil {
return err
}
clientFactory := clusterclient.NewFactory()
client, err := clientFactory.NewClientFromKubeconfig(string(kubeconfig))
if err != nil {
return fmt.Errorf("unable to create cluster client: %v", err)
}
if _, err := phases.GetKubeconfig(client, pgko.KubeconfigOutput, pgko.ClusterName, pgko.Namespace); err != nil {
return fmt.Errorf("unable to get kubeconfig: %v", err)
}
return nil
}
func init() {
// Required flags
alphaPhaseGetKubeconfigCmd.Flags().StringVarP(&pgko.Kubeconfig, "kubeconfig", "", "", "Path for the kubeconfig file to use")
alphaPhaseGetKubeconfigCmd.Flags().StringVarP(&pgko.ClusterName, "cluster-name", "", "", "Cluster Name")
// Optional flags
alphaPhaseGetKubeconfigCmd.Flags().StringVarP(&pgko.KubeconfigOutput, "kubeconfig-out", "", "kubeconfig", "Where to output the kubeconfig for the provisioned cluster")
alphaPhaseGetKubeconfigCmd.Flags().StringVarP(&pgko.Namespace, "namespace", "n", "default", "Namespace")
alphaPhasesCmd.AddCommand(alphaPhaseGetKubeconfigCmd)
}