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94 lines
2.5 KiB
94 lines
2.5 KiB
// Copyright © 2017 Ethan Frey
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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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package cmd
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import (
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"fmt"
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"github.com/pkg/errors"
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"github.com/tendermint/go-crypto/keys"
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"github.com/tendermint/go-wire/data"
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"github.com/tendermint/tmlibs/cli"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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)
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const (
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flagType = "type"
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flagNoBackup = "no-backup"
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)
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// newCmd represents the new command
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var newCmd = &cobra.Command{
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Use: "new [name]",
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Short: "Create a new public/private key pair",
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Long: `Add a public/private key pair to the key store.
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The password muts be entered in the terminal and not
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passed as a command line argument for security.`,
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RunE: runNewCmd,
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}
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func init() {
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newCmd.Flags().StringP(flagType, "t", "ed25519", "Type of key (ed25519|secp256k1)")
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newCmd.Flags().Bool(flagNoBackup, false, "Don't print out seed phrase (if others are watching the terminal)")
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}
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func runNewCmd(cmd *cobra.Command, args []string) error {
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if len(args) != 1 || len(args[0]) == 0 {
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return errors.New("You must provide a name for the key")
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}
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name := args[0]
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algo := viper.GetString(flagType)
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pass, err := getCheckPassword("Enter a passphrase:", "Repeat the passphrase:")
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if err != nil {
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return err
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}
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info, seed, err := GetKeyManager().Create(name, pass, algo)
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if err == nil {
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printCreate(info, seed)
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}
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return err
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}
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type NewOutput struct {
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Key keys.Info `json:"key"`
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Seed string `json:"seed"`
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}
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func printCreate(info keys.Info, seed string) {
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switch viper.Get(cli.OutputFlag) {
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case "text":
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printInfo(info)
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// print seed unless requested not to.
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if !viper.GetBool(flagNoBackup) {
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fmt.Println("**Important** write this seed phrase in a safe place.")
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fmt.Println("It is the only way to recover your account if you ever forget your password.\n")
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fmt.Println(seed)
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}
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case "json":
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out := NewOutput{Key: info}
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if !viper.GetBool(flagNoBackup) {
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out.Seed = seed
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}
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json, err := data.ToJSON(out)
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if err != nil {
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panic(err) // really shouldn't happen...
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}
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fmt.Println(string(json))
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}
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}
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