tendermint/cmd/delete.go

// Copyright © 2017 Ethan Frey
//
// 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"

	"github.com/pkg/errors"

	"github.com/spf13/cobra"
)

// deleteCmd represents the delete command
var deleteCmd = &cobra.Command{
	Use:   "delete [name]",
	Short: "DANGER: Delete a private key from your system",
	RunE:  runDeleteCmd,
}

func runDeleteCmd(cmd *cobra.Command, args []string) error {
	if len(args) != 1 || len(args[0]) == 0 {
		return errors.New("You must provide a name for the key")
	}
	name := args[0]

	oldpass, err := getPassword("DANGER - enter password to permanently delete key:")
	if err != nil {
		return err
	}

	err = GetKeyManager().Delete(name, oldpass)
	if err != nil {
		return err
	}
	fmt.Println("Password deleted forever (uh oh!)")
	return nil
}