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

132 lines
3.7 KiB
Go

// Copyright © 2019 - 2022 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 accountimport
import (
"context"
"encoding/hex"
"os"
"strings"
"time"
"github.com/pkg/errors"
"github.com/spf13/viper"
"github.com/wealdtech/ethdo/util"
e2wallet "github.com/wealdtech/go-eth2-wallet"
e2wtypes "github.com/wealdtech/go-eth2-wallet-types/v2"
)
type dataIn struct {
timeout time.Duration
wallet e2wtypes.Wallet
key []byte
accountName string
passphrase string
walletPassphrase string
keystore []byte
keystorePassphrase []byte
}
func input(ctx context.Context) (*dataIn, error) {
var err error
data := &dataIn{}
if viper.GetDuration("timeout") == 0 {
return nil, errors.New("timeout is required")
}
data.timeout = viper.GetDuration("timeout")
// Account name.
if viper.GetString("account") == "" {
return nil, errors.New("account is required")
}
_, data.accountName, err = e2wallet.WalletAndAccountNames(viper.GetString("account"))
if err != nil {
return nil, errors.Wrap(err, "failed to obtain account name")
}
if data.accountName == "" {
return nil, errors.New("account name is required")
}
// Wallet.
ctx, cancel := context.WithTimeout(ctx, data.timeout)
defer cancel()
data.wallet, err = util.WalletFromInput(ctx)
cancel()
if err != nil {
return nil, errors.Wrap(err, "failed to obtain wallet")
}
// Passphrase.
data.passphrase, err = util.GetOptionalPassphrase()
if err != nil {
return nil, errors.Wrap(err, "failed to obtain passphrase")
}
// Wallet passphrase.
data.walletPassphrase = util.GetWalletPassphrase()
if viper.GetString("key") == "" && viper.GetString("keystore") == "" {
return nil, errors.New("key or keystore is required")
}
if viper.GetString("key") != "" && viper.GetString("keystore") != "" {
return nil, errors.New("only one of key and keystore is required")
}
if viper.GetString("key") != "" {
data.key, err = hex.DecodeString(strings.TrimPrefix(viper.GetString("key"), "0x"))
if err != nil {
return nil, errors.Wrap(err, "key is malformed")
}
}
if viper.GetString("keystore") != "" {
data.keystorePassphrase = []byte(viper.GetString("keystore-passphrase"))
if len(data.keystorePassphrase) == 0 {
return nil, errors.New("must supply keystore passphrase with keystore-passphrase when supplying keystore")
}
data.keystore, err = obtainKeystore(viper.GetString("keystore"))
if err != nil {
return nil, errors.Wrap(err, "invalid keystore")
}
}
return data, nil
}
// obtainKeystore obtains keystore from an input, could be JSON itself or a path to JSON.
func obtainKeystore(input string) ([]byte, error) {
var err error
var data []byte
// Input could be JSON or a path to JSON
if strings.HasPrefix(input, "{") {
// Looks like JSON
data = []byte(input)
} else {
// Assume it's a path to JSON
data, err = os.ReadFile(input)
if err != nil {
return nil, errors.Wrap(err, "failed to find deposit data file")
}
}
return data, nil
// exitData := &util.ValidatorExitData{}
// err = json.Unmarshal(data, exitData)
// if err != nil {
// return nil, errors.Wrap(err, "data is not valid JSON")
// }
// return exitData, nil
}