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accounts/abi/bind: allow to specify signer on transactOpts (#21356)

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This commit is contained in:
Daniel Liu 2024-05-30 17:07:16 +08:00
parent 2125a1afaa
commit e72f6dedb3
5 changed files with 93 additions and 16 deletions
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80
accounts/abi/bind/auth.go
View file

@ -20,16 +20,29 @@ import (
"crypto/ecdsa"
"errors"
"io"
"io/ioutil"
"math/big"
"github.com/XinFinOrg/XDPoSChain/accounts"
"github.com/XinFinOrg/XDPoSChain/accounts/keystore"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/core/types"
"github.com/XinFinOrg/XDPoSChain/crypto"
"github.com/XinFinOrg/XDPoSChain/log"
)
// ErrNoChainID is returned whenever the user failed to specify a chain id.
var ErrNoChainID = errors.New("no chain id specified")
// ErrNotAuthorized is returned when an account is not properly unlocked.
var ErrNotAuthorized = errors.New("not authorized to sign this account")
// NewTransactor is a utility method to easily create a transaction signer from
// an encrypted json key stream and the associated passphrase.
//
// Deprecated: Use NewTransactorWithChainID instead.
func NewTransactor(keyin io.Reader, passphrase string) (*TransactOpts, error) {
log.Warn("WARNING: NewTransactor has been deprecated in favour of NewTransactorWithChainID")
json, err := io.ReadAll(keyin)
if err != nil {
return nil, err
@ -43,13 +56,17 @@ func NewTransactor(keyin io.Reader, passphrase string) (*TransactOpts, error) {
// NewKeyedTransactor is a utility method to easily create a transaction signer
// from a single private key.
//
// Deprecated: Use NewKeyedTransactorWithChainID instead.
func NewKeyedTransactor(key *ecdsa.PrivateKey) *TransactOpts {
log.Warn("WARNING: NewKeyedTransactor has been deprecated in favour of NewKeyedTransactorWithChainID")
keyAddr := crypto.PubkeyToAddress(key.PublicKey)
signer := types.HomesteadSigner{}
return &TransactOpts{
From: keyAddr,
Signer: func(signer types.Signer, address common.Address, tx *types.Transaction) (*types.Transaction, error) {
Signer: func(address common.Address, tx *types.Transaction) (*types.Transaction, error) {
if address != keyAddr {
return nil, errors.New("not authorized to sign this account")
return nil, ErrNotAuthorized
}
signature, err := crypto.Sign(signer.Hash(tx).Bytes(), key)
if err != nil {
@ -59,3 +76,62 @@ func NewKeyedTransactor(key *ecdsa.PrivateKey) *TransactOpts {
},
}
}
// NewTransactorWithChainID is a utility method to easily create a transaction signer from
// an encrypted json key stream and the associated passphrase.
func NewTransactorWithChainID(keyin io.Reader, passphrase string, chainID *big.Int) (*TransactOpts, error) {
json, err := ioutil.ReadAll(keyin)
if err != nil {
return nil, err
}
key, err := keystore.DecryptKey(json, passphrase)
if err != nil {
return nil, err
}
return NewKeyedTransactorWithChainID(key.PrivateKey, chainID)
}
// NewKeyStoreTransactorWithChainID is a utility method to easily create a transaction signer from
// an decrypted key from a keystore.
func NewKeyStoreTransactorWithChainID(keystore *keystore.KeyStore, account accounts.Account, chainID *big.Int) (*TransactOpts, error) {
if chainID == nil {
return nil, ErrNoChainID
}
signer := types.NewEIP155Signer(chainID)
return &TransactOpts{
From: account.Address,
Signer: func(address common.Address, tx *types.Transaction) (*types.Transaction, error) {
if address != account.Address {
return nil, ErrNotAuthorized
}
signature, err := keystore.SignHash(account, signer.Hash(tx).Bytes())
if err != nil {
return nil, err
}
return tx.WithSignature(signer, signature)
},
}, nil
}
// NewKeyedTransactorWithChainID is a utility method to easily create a transaction signer
// from a single private key.
func NewKeyedTransactorWithChainID(key *ecdsa.PrivateKey, chainID *big.Int) (*TransactOpts, error) {
keyAddr := crypto.PubkeyToAddress(key.PublicKey)
if chainID == nil {
return nil, ErrNoChainID
}
signer := types.NewEIP155Signer(chainID)
return &TransactOpts{
From: keyAddr,
Signer: func(address common.Address, tx *types.Transaction) (*types.Transaction, error) {
if address != keyAddr {
return nil, ErrNotAuthorized
}
signature, err := crypto.Sign(signer.Hash(tx).Bytes(), key)
if err != nil {
return nil, err
}
return tx.WithSignature(signer, signature)
},
}, nil
}

1
accounts/abi/bind/backends/simulated.go
View file

@ -135,6 +135,7 @@ func NewXDCSimulatedBackend(alloc core.GenesisAlloc, gasLimit uint64, chainConfi
// NewSimulatedBackend creates a new binding backend using a simulated blockchain
// for testing purposes.
// A simulated backend always uses chainID 1337.
func NewSimulatedBackend(alloc core.GenesisAlloc) *SimulatedBackend {
database := rawdb.NewMemoryDatabase()
genesis := core.Genesis{Config: params.AllEthashProtocolChanges, Alloc: alloc, GasLimit: 42000000}

4
accounts/abi/bind/base.go
View file

@ -36,7 +36,7 @@ var (
// SignerFn is a signer function callback when a contract requires a method to
// sign the transaction before submission.
type SignerFn func(types.Signer, common.Address, *types.Transaction) (*types.Transaction, error)
type SignerFn func(common.Address, *types.Transaction) (*types.Transaction, error)
// CallOpts is the collection of options to fine tune a contract call request.
type CallOpts struct {
@ -238,7 +238,7 @@ func (c *BoundContract) transact(opts *TransactOpts, contract *common.Address, i
if opts.Signer == nil {
return nil, errors.New("no signer to authorize the transaction with")
}
signedTx, err := opts.Signer(types.HomesteadSigner{}, opts.From, rawTx)
signedTx, err := opts.Signer(opts.From, rawTx)
if err != nil {
return nil, err
}

20
accounts/abi/bind/bind_test.go
View file

@ -228,7 +228,7 @@ var bindTests = []struct {
`
// Generate a new random account and a funded simulator
key, _ := crypto.GenerateKey()
auth := bind.NewKeyedTransactor(key)
auth, _ := bind.NewKeyedTransactorWithChainID(key, big.NewInt(1337))
sim := backends.NewXDCSimulatedBackend(core.GenesisAlloc{auth.From: {Balance: big.NewInt(10000000000)}}, 10000000, params.TestXDPoSMockChainConfig)
// Deploy an interaction tester contract and call a transaction on it
@ -269,7 +269,7 @@ var bindTests = []struct {
`
// Generate a new random account and a funded simulator
key, _ := crypto.GenerateKey()
auth := bind.NewKeyedTransactor(key)
auth, _ := bind.NewKeyedTransactorWithChainID(key, big.NewInt(1337))
sim := backends.NewXDCSimulatedBackend(core.GenesisAlloc{auth.From: {Balance: big.NewInt(10000000000)}}, 10000000, params.TestXDPoSMockChainConfig)
// Deploy a tuple tester contract and execute a structured call on it
@ -301,7 +301,7 @@ var bindTests = []struct {
`
// Generate a new random account and a funded simulator
key, _ := crypto.GenerateKey()
auth := bind.NewKeyedTransactor(key)
auth, _ := bind.NewKeyedTransactorWithChainID(key, big.NewInt(1337))
sim := backends.NewXDCSimulatedBackend(core.GenesisAlloc{auth.From: {Balance: big.NewInt(10000000000)}}, 10000000, params.TestXDPoSMockChainConfig)
// Deploy a tuple tester contract and execute a structured call on it
@ -343,7 +343,7 @@ var bindTests = []struct {
`
// Generate a new random account and a funded simulator
key, _ := crypto.GenerateKey()
auth := bind.NewKeyedTransactor(key)
auth, _ := bind.NewKeyedTransactorWithChainID(key, big.NewInt(1337))
sim := backends.NewXDCSimulatedBackend(core.GenesisAlloc{auth.From: {Balance: big.NewInt(10000000000)}}, 10000000, params.TestXDPoSMockChainConfig)
// Deploy a slice tester contract and execute a n array call on it
@ -377,7 +377,7 @@ var bindTests = []struct {
`
// Generate a new random account and a funded simulator
key, _ := crypto.GenerateKey()
auth := bind.NewKeyedTransactor(key)
auth, _ := bind.NewKeyedTransactorWithChainID(key, big.NewInt(1337))
sim := backends.NewXDCSimulatedBackend(core.GenesisAlloc{auth.From: {Balance: big.NewInt(10000000000)}}, 10000000, params.TestXDPoSMockChainConfig)
// Deploy a default method invoker contract and execute its default method
@ -446,7 +446,7 @@ var bindTests = []struct {
`
// Generate a new random account and a funded simulator
key, _ := crypto.GenerateKey()
auth := bind.NewKeyedTransactor(key)
auth, _ := bind.NewKeyedTransactorWithChainID(key, big.NewInt(1337))
sim := backends.NewXDCSimulatedBackend(core.GenesisAlloc{auth.From: {Balance: big.NewInt(10000000000)}}, 10000000, params.TestXDPoSMockChainConfig)
// Deploy a funky gas pattern contract
@ -481,7 +481,7 @@ var bindTests = []struct {
`
// Generate a new random account and a funded simulator
key, _ := crypto.GenerateKey()
auth := bind.NewKeyedTransactor(key)
auth, _ := bind.NewKeyedTransactorWithChainID(key, big.NewInt(1337))
sim := backends.NewXDCSimulatedBackend(core.GenesisAlloc{auth.From: {Balance: big.NewInt(10000000000)}}, 10000000, params.TestXDPoSMockChainConfig)
// Deploy a sender tester contract and execute a structured call on it
@ -541,7 +541,7 @@ var bindTests = []struct {
`
// Generate a new random account and a funded simulator
key, _ := crypto.GenerateKey()
auth := bind.NewKeyedTransactor(key)
auth, _ := bind.NewKeyedTransactorWithChainID(key, big.NewInt(1337))
sim := backends.NewXDCSimulatedBackend(core.GenesisAlloc{auth.From: {Balance: big.NewInt(10000000000)}}, 10000000, params.TestXDPoSMockChainConfig)
// Deploy a underscorer tester contract and execute a structured call on it
@ -611,7 +611,7 @@ var bindTests = []struct {
`
// Generate a new random account and a funded simulator
key, _ := crypto.GenerateKey()
auth := bind.NewKeyedTransactor(key)
auth, _ := bind.NewKeyedTransactorWithChainID(key, big.NewInt(1337))
sim := backends.NewXDCSimulatedBackend(core.GenesisAlloc{auth.From: {Balance: big.NewInt(10000000000)}}, 10000000, params.TestXDPoSMockChainConfig)
// Deploy an eventer contract
@ -760,7 +760,7 @@ var bindTests = []struct {
`
// Generate a new random account and a funded simulator
key, _ := crypto.GenerateKey()
auth := bind.NewKeyedTransactor(key)
auth, _ := bind.NewKeyedTransactorWithChainID(key, big.NewInt(1337))
sim := backends.NewXDCSimulatedBackend(core.GenesisAlloc{auth.From: {Balance: big.NewInt(10000000000)}}, 10000000, params.TestXDPoSMockChainConfig)
//deploy the test contract

4
mobile/bind.go
View file

@ -39,7 +39,7 @@ type signer struct {
}
func (s *signer) Sign(addr *Address, unsignedTx *Transaction) (signedTx *Transaction, _ error) {
sig, err := s.sign(types.HomesteadSigner{}, addr.address, unsignedTx.tx)
sig, err := s.sign(addr.address, unsignedTx.tx)
if err != nil {
return nil, err
}
@ -89,7 +89,7 @@ func (opts *TransactOpts) GetGasLimit() int64 { return int64(opts.opts.GasLimi
func (opts *TransactOpts) SetFrom(from *Address) { opts.opts.From = from.address }
func (opts *TransactOpts) SetNonce(nonce int64) { opts.opts.Nonce = big.NewInt(nonce) }
func (opts *TransactOpts) SetSigner(s Signer) {
opts.opts.Signer = func(signer types.Signer, addr common.Address, tx *types.Transaction) (*types.Transaction, error) {
opts.opts.Signer = func(addr common.Address, tx *types.Transaction) (*types.Transaction, error) {
sig, err := s.Sign(&Address{addr}, &Transaction{tx})
if err != nil {
return nil, err