diff options
Diffstat (limited to 'accounts/abi/bind/auth.go')
| -rw-r--r-- | accounts/abi/bind/auth.go | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/accounts/abi/bind/auth.go b/accounts/abi/bind/auth.go index 624f995b0..2cf22768c 100644 --- a/accounts/abi/bind/auth.go +++ b/accounts/abi/bind/auth.go @@ -17,10 +17,12 @@ package bind import ( + "crypto/ecdsa" "errors" "io" "io/ioutil" + "github.com/ethereum/go-ethereum/accounts" "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/crypto" @@ -33,23 +35,24 @@ func NewTransactor(keyin io.Reader, passphrase string) (*TransactOpts, error) { if err != nil { return nil, err } - key, err := crypto.DecryptKey(json, passphrase) + key, err := accounts.DecryptKey(json, passphrase) if err != nil { return nil, err } - return NewKeyedTransactor(key), nil + return NewKeyedTransactor(key.PrivateKey), nil } // NewKeyedTransactor is a utility method to easily create a transaction signer -// from a plain go-ethereum crypto key. -func NewKeyedTransactor(key *crypto.Key) *TransactOpts { +// from a single private key. +func NewKeyedTransactor(key *ecdsa.PrivateKey) *TransactOpts { + keyAddr := crypto.PubkeyToAddress(key.PublicKey) return &TransactOpts{ - From: key.Address, + From: keyAddr, Signer: func(address common.Address, tx *types.Transaction) (*types.Transaction, error) { - if address != key.Address { + if address != keyAddr { return nil, errors.New("not authorized to sign this account") } - signature, err := crypto.Sign(tx.SigHash().Bytes(), key.PrivateKey) + signature, err := crypto.Sign(tx.SigHash().Bytes(), key) if err != nil { return nil, err } |