| /* |
| Copyright 2014 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 config |
| |
| import ( |
| "fmt" |
| "path" |
| "strconv" |
| |
| "github.com/spf13/cobra" |
| |
| "k8s.io/cli-runtime/pkg/genericclioptions" |
| "k8s.io/client-go/tools/clientcmd" |
| cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util" |
| "k8s.io/kubernetes/pkg/kubectl/util/i18n" |
| "k8s.io/kubernetes/pkg/kubectl/util/templates" |
| ) |
| |
| // NewCmdConfig creates a command object for the "config" action, and adds all child commands to it. |
| func NewCmdConfig(f cmdutil.Factory, pathOptions *clientcmd.PathOptions, streams genericclioptions.IOStreams) *cobra.Command { |
| if len(pathOptions.ExplicitFileFlag) == 0 { |
| pathOptions.ExplicitFileFlag = clientcmd.RecommendedConfigPathFlag |
| } |
| |
| cmd := &cobra.Command{ |
| Use: "config SUBCOMMAND", |
| DisableFlagsInUseLine: true, |
| Short: i18n.T("Modify kubeconfig files"), |
| Long: templates.LongDesc(` |
| Modify kubeconfig files using subcommands like "kubectl config set current-context my-context" |
| |
| The loading order follows these rules: |
| |
| 1. If the --` + pathOptions.ExplicitFileFlag + ` flag is set, then only that file is loaded. The flag may only be set once and no merging takes place. |
| 2. If $` + pathOptions.EnvVar + ` environment variable is set, then it is used as a list of paths (normal path delimitting rules for your system). These paths are merged. When a value is modified, it is modified in the file that defines the stanza. When a value is created, it is created in the first file that exists. If no files in the chain exist, then it creates the last file in the list. |
| 3. Otherwise, ` + path.Join("${HOME}", pathOptions.GlobalFileSubpath) + ` is used and no merging takes place.`), |
| Run: cmdutil.DefaultSubCommandRun(streams.ErrOut), |
| } |
| |
| // file paths are common to all sub commands |
| cmd.PersistentFlags().StringVar(&pathOptions.LoadingRules.ExplicitPath, pathOptions.ExplicitFileFlag, pathOptions.LoadingRules.ExplicitPath, "use a particular kubeconfig file") |
| |
| // TODO(juanvallejo): update all subcommands to work with genericclioptions.IOStreams |
| cmd.AddCommand(NewCmdConfigView(f, streams, pathOptions)) |
| cmd.AddCommand(NewCmdConfigSetCluster(streams.Out, pathOptions)) |
| cmd.AddCommand(NewCmdConfigSetAuthInfo(streams.Out, pathOptions)) |
| cmd.AddCommand(NewCmdConfigSetContext(streams.Out, pathOptions)) |
| cmd.AddCommand(NewCmdConfigSet(streams.Out, pathOptions)) |
| cmd.AddCommand(NewCmdConfigUnset(streams.Out, pathOptions)) |
| cmd.AddCommand(NewCmdConfigCurrentContext(streams.Out, pathOptions)) |
| cmd.AddCommand(NewCmdConfigUseContext(streams.Out, pathOptions)) |
| cmd.AddCommand(NewCmdConfigGetContexts(streams, pathOptions)) |
| cmd.AddCommand(NewCmdConfigGetClusters(streams.Out, pathOptions)) |
| cmd.AddCommand(NewCmdConfigDeleteCluster(streams.Out, pathOptions)) |
| cmd.AddCommand(NewCmdConfigDeleteContext(streams.Out, streams.ErrOut, pathOptions)) |
| cmd.AddCommand(NewCmdConfigRenameContext(streams.Out, pathOptions)) |
| |
| return cmd |
| } |
| |
| func toBool(propertyValue string) (bool, error) { |
| boolValue := false |
| if len(propertyValue) != 0 { |
| var err error |
| boolValue, err = strconv.ParseBool(propertyValue) |
| if err != nil { |
| return false, err |
| } |
| } |
| |
| return boolValue, nil |
| } |
| |
| func helpErrorf(cmd *cobra.Command, format string, args ...interface{}) error { |
| cmd.Help() |
| msg := fmt.Sprintf(format, args...) |
| return fmt.Errorf("%s\n", msg) |
| } |