mirror of https://github.com/k3s-io/k3s
91 lines
2.3 KiB
Go
91 lines
2.3 KiB
Go
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/*
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Copyright 2020 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 config
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import (
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"fmt"
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"sort"
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"github.com/spf13/cobra"
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"k8s.io/cli-runtime/pkg/genericclioptions"
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"k8s.io/client-go/tools/clientcmd"
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cmdutil "k8s.io/kubectl/pkg/cmd/util"
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"k8s.io/kubectl/pkg/util/i18n"
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"k8s.io/kubectl/pkg/util/templates"
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)
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var (
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getUsersExample = templates.Examples(`
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# List the users kubectl knows about
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kubectl config get-users`)
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)
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// GetUsersOptions holds the data needed to run the command
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type GetUsersOptions struct {
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configAccess clientcmd.ConfigAccess
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genericclioptions.IOStreams
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}
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// NewGetUsersOptions creates the options for the command
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func NewGetUsersOptions(ioStreams genericclioptions.IOStreams, configAccess clientcmd.ConfigAccess) *GetUsersOptions {
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return &GetUsersOptions{
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configAccess: configAccess,
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IOStreams: ioStreams,
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}
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}
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// NewCmdConfigGetUsers creates a command object for the "get-users" action, which
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// lists all users defined in the kubeconfig.
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func NewCmdConfigGetUsers(streams genericclioptions.IOStreams, configAccess clientcmd.ConfigAccess) *cobra.Command {
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o := NewGetUsersOptions(streams, configAccess)
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cmd := &cobra.Command{
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Use: "get-users",
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Short: i18n.T("Display users defined in the kubeconfig"),
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Long: i18n.T("Display users defined in the kubeconfig."),
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Example: getUsersExample,
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Run: func(cmd *cobra.Command, args []string) {
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cmdutil.CheckErr(o.Run())
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},
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}
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return cmd
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}
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// Run performs the command
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func (o *GetUsersOptions) Run() error {
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config, err := o.configAccess.GetStartingConfig()
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if err != nil {
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return err
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}
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users := make([]string, 0, len(config.AuthInfos))
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for user := range config.AuthInfos {
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users = append(users, user)
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}
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sort.Strings(users)
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fmt.Fprintf(o.Out, "NAME\n")
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for _, user := range users {
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fmt.Fprintf(o.Out, "%s\n", user)
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}
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return nil
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}
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