97 lines
2.0 KiB
Go
97 lines
2.0 KiB
Go
/*
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* Copyright © 2019 – 2020 Red Hat Inc.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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 cmd
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import (
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"errors"
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"fmt"
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"os"
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"github.com/containers/toolbox/pkg/utils"
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"github.com/spf13/cobra"
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)
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var helpCmd = &cobra.Command{
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Use: "help",
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Short: "Display help information about Toolbox",
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RunE: help,
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}
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func init() {
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helpCmd.SetHelpFunc(helpHelp)
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rootCmd.AddCommand(helpCmd)
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}
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func help(cmd *cobra.Command, args []string) error {
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if utils.IsInsideContainer() {
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if !utils.IsInsideToolboxContainer() {
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return errors.New("this is not a toolbox container")
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}
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if _, err := utils.ForwardToHost(); 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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if err := helpShowManual(args); 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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func helpHelp(cmd *cobra.Command, args []string) {
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if utils.IsInsideContainer() {
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if !utils.IsInsideToolboxContainer() {
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fmt.Fprintf(os.Stderr, "Error: this is not a toolbox container\n")
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return
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}
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if _, err := utils.ForwardToHost(); err != nil {
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fmt.Fprintf(os.Stderr, "Error: %s\n", err)
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return
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}
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return
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}
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if err := helpShowManual(args); err != nil {
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fmt.Fprintf(os.Stderr, "Error: %s\n", err)
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return
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}
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}
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func helpShowManual(args []string) error {
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var manual string
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if len(args) == 0 {
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manual = "toolbox"
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} else if args[0] == executableBase {
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manual = "toolbox"
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} else {
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manual = "toolbox-" + args[0]
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}
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if err := utils.ShowManual(manual); 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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