accounts, cmd, internal, node: implement HD wallet self-derivation

1 files changed, 6 insertions, 1 deletions

diff --git a/accounts/keystore/keystore_wallet.go b/accounts/keystore/keystore_wallet.go
index 7d5507a4f..7165d2821 100644
--- a/accounts/keystore/keystore_wallet.go
+++ b/accounts/keystore/keystore_wallet.go
@@ -19,6 +19,7 @@ package keystore
 import (
 	"math/big"
 
+	ethereum "github.com/ethereum/go-ethereum"
 	"github.com/ethereum/go-ethereum/accounts"
 	"github.com/ethereum/go-ethereum/core/types"
 )
@@ -69,10 +70,14 @@ func (w *keystoreWallet) Contains(account accounts.Account) bool {
 
 // Derive implements accounts.Wallet, but is a noop for plain wallets since there
 // is no notion of hierarchical account derivation for plain keystore accounts.
-func (w *keystoreWallet) Derive(path string, pin bool) (accounts.Account, error) {
+func (w *keystoreWallet) Derive(path accounts.DerivationPath, pin bool) (accounts.Account, error) {
 	return accounts.Account{}, accounts.ErrNotSupported
 }
 
+// SelfDerive implements accounts.Wallet, but is a noop for plain wallets since
+// there is no notion of hierarchical account derivation for plain keystore accounts.
+func (w *keystoreWallet) SelfDerive(base accounts.DerivationPath, chain ethereum.ChainStateReader) {}
+
 // SignHash implements accounts.Wallet, attempting to sign the given hash with
 // the given account. If the wallet does not wrap this particular account, an
 // error is returned to avoid account leakage (even though in theory we may be