Files
ethdo/cmd/wallet/export/process.go
2020-11-08 19:44:30 +00:00

51 lines
1.5 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 walletexport
import (
"context"
"github.com/pkg/errors"
"github.com/wealdtech/ethdo/util"
e2wtypes "github.com/wealdtech/go-eth2-wallet-types/v2"
)
func process(ctx context.Context, data *dataIn) (*dataOut, error) {
if data == nil {
return nil, errors.New("no data")
}
if data.wallet == nil {
return nil, errors.New("wallet is required")
}
if !util.AcceptablePassphrase(data.passphrase) {
return nil, errors.New("supplied passphrase is weak; use a stronger one or run with the --allow-weak-passphrases flag")
}
exporter, isExporter := data.wallet.(e2wtypes.WalletExporter)
if !isExporter {
return nil, errors.New("wallet does not provide export")
}
export, err := exporter.Export(ctx, []byte(data.passphrase))
if err != nil {
return nil, errors.Wrap(err, "failed to export wallet")
}
results := &dataOut{
export: export,
}
return results, nil
}