status-go/eth-node/bridge/geth/keystore.go

104 lines
2.9 KiB
Go

package gethbridge
import (
"crypto/ecdsa"
"errors"
"strings"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/accounts/keystore"
"github.com/ethereum/go-ethereum/common"
"github.com/status-im/status-go/eth-node/types"
"github.com/status-im/status-go/extkeys"
)
type gethKeyStoreAdapter struct {
keystore *keystore.KeyStore
}
// WrapKeyStore creates a types.KeyStore wrapper over a keystore.KeyStore object
func WrapKeyStore(keystore *keystore.KeyStore) types.KeyStore {
return &gethKeyStoreAdapter{keystore: keystore}
}
func (k *gethKeyStoreAdapter) ImportECDSA(priv *ecdsa.PrivateKey, passphrase string) (types.Account, error) {
gethAccount, err := k.keystore.ImportECDSA(priv, passphrase)
return accountFrom(gethAccount), err
}
func (k *gethKeyStoreAdapter) ImportSingleExtendedKey(extKey *extkeys.ExtendedKey, passphrase string) (types.Account, error) {
gethAccount, err := k.keystore.ImportSingleExtendedKey(extKey, passphrase)
return accountFrom(gethAccount), err
}
func (k *gethKeyStoreAdapter) ImportExtendedKeyForPurpose(keyPurpose extkeys.KeyPurpose, extKey *extkeys.ExtendedKey, passphrase string) (types.Account, error) {
gethAccount, err := k.keystore.ImportExtendedKeyForPurpose(keyPurpose, extKey, passphrase)
return accountFrom(gethAccount), err
}
func (k *gethKeyStoreAdapter) AccountDecryptedKey(a types.Account, auth string) (types.Account, *types.Key, error) {
gethAccount, err := gethAccountFrom(a)
if err != nil {
return types.Account{}, nil, err
}
var gethKey *keystore.Key
gethAccount, gethKey, err = k.keystore.AccountDecryptedKey(gethAccount, auth)
return accountFrom(gethAccount), keyFrom(gethKey), err
}
func (k *gethKeyStoreAdapter) Delete(a types.Account, auth string) error {
gethAccount, err := gethAccountFrom(a)
if err != nil {
return err
}
return k.keystore.Delete(gethAccount, auth)
}
// parseGethURL converts a user supplied URL into the accounts specific structure.
func parseGethURL(url string) (accounts.URL, error) {
parts := strings.Split(url, "://")
if len(parts) != 2 || parts[0] == "" {
return accounts.URL{}, errors.New("protocol scheme missing")
}
return accounts.URL{
Scheme: parts[0],
Path: parts[1],
}, nil
}
func gethAccountFrom(account types.Account) (accounts.Account, error) {
var (
gethAccount accounts.Account
err error
)
gethAccount.Address = common.Address(account.Address)
if account.URL != "" {
gethAccount.URL, err = parseGethURL(account.URL)
}
return gethAccount, err
}
func accountFrom(gethAccount accounts.Account) types.Account {
return types.Account{
Address: types.Address(gethAccount.Address),
URL: gethAccount.URL.String(),
}
}
func keyFrom(k *keystore.Key) *types.Key {
if k == nil {
return nil
}
return &types.Key{
ID: k.Id,
Address: types.Address(k.Address),
PrivateKey: k.PrivateKey,
ExtendedKey: k.ExtendedKey,
SubAccountIndex: k.SubAccountIndex,
}
}