Files
ethdo/cmd/wallet/import/input.go
Jim McDonald d5fc8fed37 Remove ioutil.
2022-12-12 11:38:07 +00:00

83 lines
2.2 KiB
Go

// Copyright © 2019, 2020 Weald Technology Trading
// 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 walletimport
import (
"context"
"encoding/hex"
"os"
"strings"
"time"
"github.com/pkg/errors"
"github.com/spf13/viper"
"github.com/wealdtech/ethdo/util"
)
type dataIn struct {
// System.
timeout time.Duration
quiet bool
verbose bool
debug bool
data []byte
passphrase string
verify bool
}
func input(ctx context.Context) (*dataIn, error) {
var err error
data := &dataIn{}
if viper.GetString("remote") != "" {
return nil, errors.New("wallet import not available for remote wallets")
}
if viper.GetDuration("timeout") == 0 {
return nil, errors.New("timeout is required")
}
data.timeout = viper.GetDuration("timeout")
data.quiet = viper.GetBool("quiet")
data.verbose = viper.GetBool("verbose")
data.debug = viper.GetBool("debug")
// Data.
if viper.GetString("data") == "" {
return nil, errors.New("data is required")
}
if !strings.HasPrefix(viper.GetString("data"), "0x") {
// Assume this is a path; read the file and replace the path with its contents.
fileData, err := os.ReadFile(viper.GetString("data"))
if err != nil {
return nil, errors.Wrap(err, "failed to read wallet import data")
}
viper.Set("data", strings.TrimSpace(string(fileData)))
}
data.data, err = hex.DecodeString(strings.TrimPrefix(viper.GetString("data"), "0x"))
if err != nil {
return nil, errors.Wrap(err, "data is invalid")
}
// Passphrase.
data.passphrase, err = util.GetPassphrase()
if err != nil {
return nil, errors.Wrap(err, "failed to obtain import passphrase")
}
// Verify.
data.verify = viper.GetBool("verify")
return data, nil
}