132 lines
3.8 KiB
Go
132 lines
3.8 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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"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
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)
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type createAuthInfoOptions struct {
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pathOptions *pathOptions
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name string
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authPath util.StringFlag
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clientCertificate util.StringFlag
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clientKey util.StringFlag
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token util.StringFlag
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}
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func NewCmdConfigSetAuthInfo(out io.Writer, pathOptions *pathOptions) *cobra.Command {
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options := &createAuthInfoOptions{pathOptions: pathOptions}
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cmd := &cobra.Command{
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Use: fmt.Sprintf("set-credentials name [--%v=path/to/auth/file] [--%v=path/to/certficate/file] [--%v=path/to/key/file] [--%v=bearer_token_string]", clientcmd.FlagAuthPath, clientcmd.FlagCertFile, clientcmd.FlagKeyFile, clientcmd.FlagBearerToken),
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Short: "Sets a user entry in .kubeconfig",
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Long: `Sets a user entry in .kubeconfig
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Specifying a name that already exists will merge new fields on top of existing values for those fields.
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e.g.
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kubectl config set-credentials cluster-admin --client-key=~/.kube/cluster-admin/.kubecfg.key
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only sets the client-key field on the cluster-admin user entry without touching other values.
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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().Var(&options.authPath, clientcmd.FlagAuthPath, clientcmd.FlagAuthPath+" for the user entry in .kubeconfig")
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cmd.Flags().Var(&options.clientCertificate, clientcmd.FlagCertFile, clientcmd.FlagCertFile+" for the user entry in .kubeconfig")
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cmd.Flags().Var(&options.clientKey, clientcmd.FlagKeyFile, clientcmd.FlagKeyFile+" for the user entry in .kubeconfig")
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cmd.Flags().Var(&options.token, clientcmd.FlagBearerToken, clientcmd.FlagBearerToken+" for the user entry in .kubeconfig")
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return cmd
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}
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func (o createAuthInfoOptions) 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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authInfo := o.modifyAuthInfo(config.AuthInfos[o.name])
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config.AuthInfos[o.name] = authInfo
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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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// authInfo builds an AuthInfo object from the options
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func (o *createAuthInfoOptions) modifyAuthInfo(existingAuthInfo clientcmdapi.AuthInfo) clientcmdapi.AuthInfo {
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modifiedAuthInfo := existingAuthInfo
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if o.authPath.Provided() {
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modifiedAuthInfo.AuthPath = o.authPath.Value()
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}
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if o.clientCertificate.Provided() {
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modifiedAuthInfo.ClientCertificate = o.clientCertificate.Value()
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}
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if o.clientKey.Provided() {
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modifiedAuthInfo.ClientKey = o.clientKey.Value()
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}
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if o.token.Provided() {
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modifiedAuthInfo.Token = o.token.Value()
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}
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return modifiedAuthInfo
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}
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func (o *createAuthInfoOptions) 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 createAuthInfoOptions) validate() error {
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if len(o.name) == 0 {
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return errors.New("You must specify a non-empty user name")
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}
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return nil
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}
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