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accounts: implemented EIP191/712 (#17789)

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This commit is contained in:
Daniel Liu 2025-01-14 10:56:08 +08:00
parent 07935ce124
commit 43e6c8ecdc
3 changed files with 45 additions and 23 deletions
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29
accounts/accounts.go
View file

@ -35,6 +35,13 @@ type Account struct {
URL URL `json:"url"` // Optional resource locator within a backend
}
const (
MimetypeTextWithValidator = "text/validator"
MimetypeTypedData = "data/typed"
MimetypeClique = "application/x-clique-header"
MimetypeTextPlain = "text/plain"
)
// Wallet represents a software or hardware wallet that might contain one or more
// accounts (derived from the same seed).
type Wallet interface {
@ -114,6 +121,12 @@ type Wallet interface {
// the account in a keystore).
SignData(account Account, mimeType string, data []byte) ([]byte, error)
// SignDataWithPassphrase is identical to SignData, but also takes a password
// NOTE: there's an chance that an erroneous call might mistake the two strings, and
// supply password in the mimetype field, or vice versa. Thus, an implementation
// should never echo the mimetype or return the mimetype in the error-response
SignDataWithPassphrase(account Account, passphrase, mimeType string, data []byte) ([]byte, error)
// SignText requests the wallet to sign the given hash.
//
// It looks up the account specified either solely via its address contained within,
@ -127,6 +140,9 @@ type Wallet interface {
// the account in a keystore).
SignText(account Account, text []byte) ([]byte, error)
// SignTextWithPassphrase is identical to Signtext, but also takes a password
SignTextWithPassphrase(account Account, passphrase string, hash []byte) ([]byte, error)
// SignTx requests the wallet to sign the given transaction.
//
// It looks up the account specified either solely via its address contained within,
@ -140,18 +156,7 @@ type Wallet interface {
// the account in a keystore).
SignTx(account Account, tx *types.Transaction, chainID *big.Int) (*types.Transaction, error)
// SignTextWithPassphrase requests the wallet to sign the given hash with the
// given passphrase as extra authentication information.
//
// It looks up the account specified either solely via its address contained within,
// or optionally with the aid of any location metadata from the embedded URL field.
SignTextWithPassphrase(account Account, passphrase string, hash []byte) ([]byte, error)
// SignTxWithPassphrase requests the wallet to sign the given transaction, with the
// given passphrase as extra authentication information.
//
// It looks up the account specified either solely via its address contained within,
// or optionally with the aid of any location metadata from the embedded URL field.
// SignTxWithPassphrase is identical to SignTx, but also takes a password
SignTxWithPassphrase(account Account, passphrase string, tx *types.Transaction, chainID *big.Int) (*types.Transaction, error)
}

32
accounts/keystore/wallet.go
View file

@ -97,10 +97,31 @@ func (w *keystoreWallet) SignData(account accounts.Account, mimeType string, dat
return w.SignHash(account, crypto.Keccak256(data))
}
// SignDataWithPassphrase signs keccak256(data). The mimetype parameter describes the type of data being signed
func (w *keystoreWallet) SignDataWithPassphrase(account accounts.Account, passphrase, mimeType string, data []byte) ([]byte, error) {
// Make sure the requested account is contained within
if !w.Contains(account) {
return nil, accounts.ErrUnknownAccount
}
// Account seems valid, request the keystore to sign
return w.keystore.SignHashWithPassphrase(account, passphrase, crypto.Keccak256(data))
}
func (w *keystoreWallet) SignText(account accounts.Account, text []byte) ([]byte, error) {
return w.SignHash(account, accounts.TextHash(text))
}
// SignTextWithPassphrase implements accounts.Wallet, attempting to sign the
// given hash with the given account using passphrase as extra authentication.
func (w *keystoreWallet) SignTextWithPassphrase(account accounts.Account, passphrase string, text []byte) ([]byte, error) {
// Make sure the requested account is contained within
if !w.Contains(account) {
return nil, accounts.ErrUnknownAccount
}
// Account seems valid, request the keystore to sign
return w.keystore.SignHashWithPassphrase(account, passphrase, accounts.TextHash(text))
}
// SignTx implements accounts.Wallet, attempting to sign the given transaction
// 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
@ -114,17 +135,6 @@ func (w *keystoreWallet) SignTx(account accounts.Account, tx *types.Transaction,
return w.keystore.SignTx(account, tx, chainID)
}
// SignTextWithPassphrase implements accounts.Wallet, attempting to sign the
// given hash with the given account using passphrase as extra authentication.
func (w *keystoreWallet) SignTextWithPassphrase(account accounts.Account, passphrase string, text []byte) ([]byte, error) {
// Make sure the requested account is contained within
if !w.Contains(account) {
return nil, accounts.ErrUnknownAccount
}
// Account seems valid, request the keystore to sign
return w.keystore.SignHashWithPassphrase(account, passphrase, accounts.TextHash(text))
}
// SignTxWithPassphrase implements accounts.Wallet, attempting to sign the given
// transaction with the given account using passphrase as extra authentication.
func (w *keystoreWallet) SignTxWithPassphrase(account accounts.Account, passphrase string, tx *types.Transaction, chainID *big.Int) (*types.Transaction, error) {

7
accounts/usbwallet/wallet.go
View file

@ -507,6 +507,13 @@ func (w *wallet) SignData(account accounts.Account, mimeType string, data []byte
return w.SignHash(account, crypto.Keccak256(data))
}
// SignDataWithPassphrase implements accounts.Wallet, attempting to sign the given
// data with the given account using passphrase as extra authentication.
// Since USB wallets don't rely on passphrases, these are silently ignored.
func (w *wallet) SignDataWithPassphrase(account accounts.Account, passphrase, mimeType string, data []byte) ([]byte, error) {
return w.SignData(account, mimeType, data)
}
func (w *wallet) SignText(account accounts.Account, text []byte) ([]byte, error) {
return w.SignHash(account, accounts.TextHash(text))
}