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internal/ethapi: merge CallArgs and SendTxArgs (#22718)

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This commit is contained in:
JukLee0ira 2024-07-31 12:27:34 +08:00 committed by Daniel Liu
parent 45e57e41b4
commit 138ac7c967
3 changed files with 235 additions and 222 deletions
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2
eth/api_tracer.go
View file

@ -652,7 +652,7 @@ func (api *PrivateDebugAPI) TraceTransaction(ctx context.Context, hash common.Ha
// created during the execution of EVM if the given transaction was added on
// top of the provided block and returns them as a JSON object.
// You can provide -2 as a block number to trace on top of the pending block.
func (api *PrivateDebugAPI) TraceCall(ctx context.Context, args ethapi.CallArgs, blockNrOrHash rpc.BlockNumberOrHash, config *TraceCallConfig) (interface{}, error) {
func (api *PrivateDebugAPI) TraceCall(ctx context.Context, args ethapi.TransactionArgs, blockNrOrHash rpc.BlockNumberOrHash, config *TraceCallConfig) (interface{}, error) {
// Try to retrieve the specified block
var (
err error

258
internal/ethapi/api.go
View file

@ -358,9 +358,9 @@ func (s *PrivateAccountAPI) LockAccount(addr common.Address) bool {
// signTransactions sets defaults and signs the given transaction
// NOTE: the caller needs to ensure that the nonceLock is held, if applicable,
// and release it after the transaction has been submitted to the tx pool
func (s *PrivateAccountAPI) signTransaction(ctx context.Context, args SendTxArgs, passwd string) (*types.Transaction, error) {
func (s *PrivateAccountAPI) signTransaction(ctx context.Context, args *TransactionArgs, passwd string) (*types.Transaction, error) {
// Look up the wallet containing the requested signer
account := accounts.Account{Address: args.From}
account := accounts.Account{Address: args.from()}
wallet, err := s.am.Find(account)
if err != nil {
return nil, err
@ -380,17 +380,18 @@ func (s *PrivateAccountAPI) signTransaction(ctx context.Context, args SendTxArgs
}
// SendTransaction will create a transaction from the given arguments and
// tries to sign it with the key associated with args.To. If the given passwd isn't
// able to decrypt the key it fails.
func (s *PrivateAccountAPI) SendTransaction(ctx context.Context, args SendTxArgs, passwd string) (common.Hash, error) {
// tries to sign it with the key associated with args.From. If the given
// passwd isn't able to decrypt the key it fails.
func (s *PrivateAccountAPI) SendTransaction(ctx context.Context, args TransactionArgs, passwd string) (common.Hash, error) {
if args.Nonce == nil {
// Hold the addresse's mutex around signing to prevent concurrent assignment of
// the same nonce to multiple accounts.
s.nonceLock.LockAddr(args.From)
defer s.nonceLock.UnlockAddr(args.From)
s.nonceLock.LockAddr(args.from())
defer s.nonceLock.UnlockAddr(args.from())
}
signed, err := s.signTransaction(ctx, args, passwd)
signed, err := s.signTransaction(ctx, &args, passwd)
if err != nil {
log.Warn("Failed transaction send attempt", "from", args.from(), "to", args.To, "value", args.Value.ToInt(), "err", err)
return common.Hash{}, err
}
return SubmitTransaction(ctx, s.b, signed)
@ -400,9 +401,12 @@ func (s *PrivateAccountAPI) SendTransaction(ctx context.Context, args SendTxArgs
// tries to sign it with the key associated with args.To. If the given passwd isn't
// able to decrypt the key it fails. The transaction is returned in RLP-form, not broadcast
// to other nodes
func (s *PrivateAccountAPI) SignTransaction(ctx context.Context, args SendTxArgs, passwd string) (*SignTransactionResult, error) {
func (s *PrivateAccountAPI) SignTransaction(ctx context.Context, args TransactionArgs, passwd string) (*SignTransactionResult, error) {
// No need to obtain the noncelock mutex, since we won't be sending this
// tx into the transaction pool, but right back to the user
if args.From == nil {
return nil, fmt.Errorf("sender not specified")
}
if args.Gas == nil {
return nil, errors.New("gas not specified")
}
@ -416,9 +420,9 @@ func (s *PrivateAccountAPI) SignTransaction(ctx context.Context, args SendTxArgs
if err := checkTxFee(args.GasPrice.ToInt(), uint64(*args.Gas), s.b.RPCTxFeeCap()); err != nil {
return nil, err
}
signed, err := s.signTransaction(ctx, args, passwd)
signed, err := s.signTransaction(ctx, &args, passwd)
if err != nil {
log.Warn("Failed transaction sign attempt", "from", args.From, "to", args.To, "value", args.Value.ToInt(), "err", err)
log.Warn("Failed transaction sign attempt", "from", args.from(), "to", args.To, "value", args.Value.ToInt(), "err", err)
return nil, err
}
data, err := signed.MarshalBinary()
@ -495,7 +499,7 @@ func (s *PrivateAccountAPI) EcRecover(ctx context.Context, data, sig hexutil.Byt
// SignAndSendTransaction was renamed to SendTransaction. This method is deprecated
// and will be removed in the future. It primary goal is to give clients time to update.
func (s *PrivateAccountAPI) SignAndSendTransaction(ctx context.Context, args SendTxArgs, passwd string) (common.Hash, error) {
func (s *PrivateAccountAPI) SignAndSendTransaction(ctx context.Context, args TransactionArgs, passwd string) (common.Hash, error) {
return s.SendTransaction(ctx, args, passwd)
}
@ -1237,71 +1241,7 @@ func (s *PublicBlockChainAPI) getCandidatesFromSmartContract() ([]utils.Masterno
return candidatesWithStakeInfo, nil
}
// CallArgs represents the arguments for a call.
type CallArgs struct {
From *common.Address `json:"from"`
To *common.Address `json:"to"`
Gas *hexutil.Uint64 `json:"gas"`
GasPrice *hexutil.Big `json:"gasPrice"`
Value *hexutil.Big `json:"value"`
Data *hexutil.Bytes `json:"data"`
AccessList *types.AccessList `json:"accessList"`
}
// ToMessage converts CallArgs to the Message type used by the core evm
func (args *CallArgs) ToMessage(b Backend, number *big.Int, globalGasCap uint64) types.Message {
// Set sender address or use a default if none specified
var addr common.Address
if args.From == nil || *args.From == (common.Address{}) {
if wallets := b.AccountManager().Wallets(); len(wallets) > 0 {
if accounts := wallets[0].Accounts(); len(accounts) > 0 {
addr = accounts[0].Address
}
}
} else {
addr = *args.From
}
// Set default gas & gas price if none were set
gas := globalGasCap
if gas == 0 {
gas = uint64(math.MaxUint64 / 2)
}
if args.Gas != nil {
gas = uint64(*args.Gas)
}
if globalGasCap != 0 && globalGasCap < gas {
log.Warn("Caller gas above allowance, capping", "requested", gas, "cap", globalGasCap)
gas = globalGasCap
}
gasPrice := new(big.Int)
if args.GasPrice != nil {
gasPrice = args.GasPrice.ToInt()
}
if gasPrice.Sign() <= 0 {
gasPrice = new(big.Int).SetUint64(defaultGasPrice)
}
value := new(big.Int)
if args.Value != nil {
value = args.Value.ToInt()
}
var data []byte
if args.Data != nil {
data = *args.Data
}
var accessList types.AccessList
if args.AccessList != nil {
accessList = *args.AccessList
}
msg := types.NewMessage(addr, args.To, 0, value, gas, gasPrice, data, accessList, false, nil, number)
return msg
}
func DoCall(ctx context.Context, b Backend, args CallArgs, blockNrOrHash rpc.BlockNumberOrHash, overrides *StateOverride, vmCfg vm.Config, timeout time.Duration, globalGasCap uint64) ([]byte, uint64, bool, error, error) {
func DoCall(ctx context.Context, b Backend, args TransactionArgs, blockNrOrHash rpc.BlockNumberOrHash, overrides *StateOverride, vmCfg vm.Config, timeout time.Duration, globalGasCap uint64) ([]byte, uint64, bool, error, error) {
defer func(start time.Time) { log.Debug("Executing EVM call finished", "runtime", time.Since(start)) }(time.Now())
statedb, header, err := b.StateAndHeaderByNumberOrHash(ctx, blockNrOrHash)
@ -1408,7 +1348,7 @@ func (e *revertError) ErrorData() interface{} {
// Call executes the given transaction on the state for the given block number.
// It doesn't make and changes in the state/blockchain and is useful to execute and retrieve values.
func (s *PublicBlockChainAPI) Call(ctx context.Context, args CallArgs, blockNrOrHash *rpc.BlockNumberOrHash, overrides *StateOverride) (hexutil.Bytes, error) {
func (s *PublicBlockChainAPI) Call(ctx context.Context, args TransactionArgs, blockNrOrHash *rpc.BlockNumberOrHash, overrides *StateOverride) (hexutil.Bytes, error) {
if blockNrOrHash == nil {
latest := rpc.BlockNumberOrHashWithNumber(rpc.LatestBlockNumber)
blockNrOrHash = &latest
@ -1429,7 +1369,7 @@ func (s *PublicBlockChainAPI) Call(ctx context.Context, args CallArgs, blockNrOr
return (hexutil.Bytes)(result), vmErr
}
func DoEstimateGas(ctx context.Context, b Backend, args CallArgs, blockNrOrHash rpc.BlockNumberOrHash, overrides *StateOverride, gasCap uint64) (hexutil.Uint64, error) {
func DoEstimateGas(ctx context.Context, b Backend, args TransactionArgs, blockNrOrHash rpc.BlockNumberOrHash, overrides *StateOverride, gasCap uint64) (hexutil.Uint64, error) {
// Retrieve the base state and mutate it with any overrides
state, _, err := b.StateAndHeaderByNumberOrHash(ctx, blockNrOrHash)
if state == nil || err != nil {
@ -1543,7 +1483,7 @@ func DoEstimateGas(ctx context.Context, b Backend, args CallArgs, blockNrOrHash
// EstimateGas returns an estimate of the amount of gas needed to execute the
// given transaction against the current pending block.
func (s *PublicBlockChainAPI) EstimateGas(ctx context.Context, args CallArgs, blockNrOrHash *rpc.BlockNumberOrHash, overrides *StateOverride) (hexutil.Uint64, error) {
func (s *PublicBlockChainAPI) EstimateGas(ctx context.Context, args TransactionArgs, blockNrOrHash *rpc.BlockNumberOrHash, overrides *StateOverride) (hexutil.Uint64, error) {
bNrOrHash := rpc.BlockNumberOrHashWithNumber(rpc.LatestBlockNumber)
if blockNrOrHash != nil {
bNrOrHash = *blockNrOrHash
@ -1929,7 +1869,7 @@ type accessListResult struct {
// CreateAccessList creates a EIP-2930 type AccessList for the given transaction.
// Reexec and BlockNrOrHash can be specified to create the accessList on top of a certain state.
func (s *PublicBlockChainAPI) CreateAccessList(ctx context.Context, args SendTxArgs, blockNrOrHash *rpc.BlockNumberOrHash) (*accessListResult, error) {
func (s *PublicBlockChainAPI) CreateAccessList(ctx context.Context, args TransactionArgs, blockNrOrHash *rpc.BlockNumberOrHash) (*accessListResult, error) {
bNrOrHash := rpc.BlockNumberOrHashWithNumber(rpc.PendingBlockNumber)
if blockNrOrHash != nil {
bNrOrHash = *blockNrOrHash
@ -1948,7 +1888,7 @@ func (s *PublicBlockChainAPI) CreateAccessList(ctx context.Context, args SendTxA
// AccessList creates an access list for the given transaction.
// If the accesslist creation fails an error is returned.
// If the transaction itself fails, an vmErr is returned.
func AccessList(ctx context.Context, b Backend, blockNrOrHash rpc.BlockNumberOrHash, args SendTxArgs) (acl types.AccessList, gasUsed uint64, vmErr error, err error) {
func AccessList(ctx context.Context, b Backend, blockNrOrHash rpc.BlockNumberOrHash, args TransactionArgs) (acl types.AccessList, gasUsed uint64, vmErr error, err error) {
// Retrieve the execution context
db, header, err := b.StateAndHeaderByNumberOrHash(ctx, blockNrOrHash)
if db == nil || err != nil {
@ -1983,21 +1923,15 @@ func AccessList(ctx context.Context, b Backend, blockNrOrHash rpc.BlockNumberOrH
if args.To != nil {
to = *args.To
} else {
to = crypto.CreateAddress(args.From, uint64(*args.Nonce))
}
var input []byte
if args.Input != nil {
input = *args.Input
} else if args.Data != nil {
input = *args.Data
to = crypto.CreateAddress(args.from(), uint64(*args.Nonce))
}
// Retrieve the precompiles since they don't need to be added to the access list
precompiles := vm.ActivePrecompiles(b.ChainConfig().Rules(header.Number))
// Create an initial tracer
prevTracer := vm.NewAccessListTracer(nil, args.From, to, precompiles)
prevTracer := vm.NewAccessListTracer(nil, args.from(), to, precompiles)
if args.AccessList != nil {
prevTracer = vm.NewAccessListTracer(*args.AccessList, args.From, to, precompiles)
prevTracer = vm.NewAccessListTracer(*args.AccessList, args.from(), to, precompiles)
}
for {
// Retrieve the current access list to expand
@ -2020,10 +1954,10 @@ func AccessList(ctx context.Context, b Backend, blockNrOrHash rpc.BlockNumberOrH
if value, ok := feeCapacity[to]; ok {
balanceTokenFee = value
}
msg := types.NewMessage(args.From, args.To, uint64(*args.Nonce), args.Value.ToInt(), uint64(*args.Gas), args.GasPrice.ToInt(), input, accessList, false, balanceTokenFee, header.Number)
msg := types.NewMessage(args.from(), args.To, uint64(*args.Nonce), args.Value.ToInt(), uint64(*args.Gas), args.GasPrice.ToInt(), args.data(), accessList, false, balanceTokenFee, header.Number)
// Apply the transaction with the access list tracer
tracer := vm.NewAccessListTracer(accessList, args.From, to, precompiles)
tracer := vm.NewAccessListTracer(accessList, args.from(), to, precompiles)
config := vm.Config{Tracer: tracer, Debug: true}
vmenv, _, err := b.GetEVM(ctx, msg, statedb, XDCxState, header, &config)
if err != nil {
@ -2270,124 +2204,6 @@ func (s *PublicTransactionPoolAPI) sign(addr common.Address, tx *types.Transacti
return wallet.SignTx(account, tx, chainID)
}
// SendTxArgs represents the arguments to sumbit a new transaction into the transaction pool.
type SendTxArgs struct {
From common.Address `json:"from"`
To *common.Address `json:"to"`
Gas *hexutil.Uint64 `json:"gas"`
GasPrice *hexutil.Big `json:"gasPrice"`
Value *hexutil.Big `json:"value"`
Nonce *hexutil.Uint64 `json:"nonce"`
// We accept "data" and "input" for backwards-compatibility reasons. "input" is the
// newer name and should be preferred by clients.
Data *hexutil.Bytes `json:"data"`
Input *hexutil.Bytes `json:"input"`
// For non-legacy transactions
AccessList *types.AccessList `json:"accessList,omitempty"`
ChainID *hexutil.Big `json:"chainId,omitempty"`
}
// setDefaults fills in default values for unspecified tx fields.
func (args *SendTxArgs) setDefaults(ctx context.Context, b Backend) error {
if args.GasPrice == nil {
price, err := b.SuggestPrice(ctx)
if err != nil {
return err
}
args.GasPrice = (*hexutil.Big)(price)
}
if args.Value == nil {
args.Value = new(hexutil.Big)
}
if args.Nonce == nil {
nonce, err := b.GetPoolNonce(ctx, args.From)
if err != nil {
return err
}
args.Nonce = (*hexutil.Uint64)(&nonce)
}
if args.Data != nil && args.Input != nil && !bytes.Equal(*args.Data, *args.Input) {
return errors.New(`Both "data" and "input" are set and not equal. Please use "input" to pass transaction call data.`)
}
if args.To == nil {
// Contract creation
var input []byte
if args.Data != nil {
input = *args.Data
} else if args.Input != nil {
input = *args.Input
}
if len(input) == 0 {
return errors.New(`contract creation without any data provided`)
}
}
// Estimate the gas usage if necessary.
if args.Gas == nil {
// For backwards-compatibility reason, we try both input and data
// but input is preferred.
input := args.Input
if input == nil {
input = args.Data
}
callArgs := CallArgs{
From: &args.From, // From shouldn't be nil
To: args.To,
GasPrice: args.GasPrice,
Value: args.Value,
Data: input,
AccessList: args.AccessList,
}
pendingBlockNr := rpc.BlockNumberOrHashWithNumber(rpc.PendingBlockNumber)
estimated, err := DoEstimateGas(ctx, b, callArgs, pendingBlockNr, nil, b.RPCGasCap())
if err != nil {
return err
}
args.Gas = &estimated
log.Trace("Estimate gas usage automatically", "gas", args.Gas)
}
if args.ChainID == nil {
id := (*hexutil.Big)(b.ChainConfig().ChainId)
args.ChainID = id
}
return nil
}
// toTransaction converts the arguments to a transaction.
// This assumes that setDefaults has been called.
func (args *SendTxArgs) toTransaction() *types.Transaction {
var input []byte
if args.Input != nil {
input = *args.Input
} else if args.Data != nil {
input = *args.Data
}
var data types.TxData
if args.AccessList == nil {
data = &types.LegacyTx{
To: args.To,
Nonce: uint64(*args.Nonce),
Gas: uint64(*args.Gas),
GasPrice: (*big.Int)(args.GasPrice),
Value: (*big.Int)(args.Value),
Data: input,
}
} else {
data = &types.AccessListTx{
To: args.To,
ChainID: (*big.Int)(args.ChainID),
Nonce: uint64(*args.Nonce),
Gas: uint64(*args.Gas),
GasPrice: (*big.Int)(args.GasPrice),
Value: (*big.Int)(args.Value),
Data: input,
AccessList: *args.AccessList,
}
}
return types.NewTx(data)
}
// SubmitTransaction is a helper function that submits tx to txPool and logs a message.
func SubmitTransaction(ctx context.Context, b Backend, tx *types.Transaction) (common.Hash, error) {
if tx.To() != nil && tx.IsSpecialTransaction() {
@ -2439,10 +2255,10 @@ func submitLendingTransaction(ctx context.Context, b Backend, tx *types.LendingT
// SendTransaction creates a transaction for the given argument, sign it and submit it to the
// transaction pool.
func (s *PublicTransactionPoolAPI) SendTransaction(ctx context.Context, args SendTxArgs) (common.Hash, error) {
func (s *PublicTransactionPoolAPI) SendTransaction(ctx context.Context, args TransactionArgs) (common.Hash, error) {
// Look up the wallet containing the requested signer
account := accounts.Account{Address: args.From}
account := accounts.Account{Address: args.from()}
wallet, err := s.b.AccountManager().Find(account)
if err != nil {
@ -2452,8 +2268,8 @@ func (s *PublicTransactionPoolAPI) SendTransaction(ctx context.Context, args Sen
if args.Nonce == nil {
// Hold the addresse's mutex around signing to prevent concurrent assignment of
// the same nonce to multiple accounts.
s.nonceLock.LockAddr(args.From)
defer s.nonceLock.UnlockAddr(args.From)
s.nonceLock.LockAddr(args.from())
defer s.nonceLock.UnlockAddr(args.from())
}
// Set some sanity defaults and terminate on failure
@ -2476,7 +2292,7 @@ func (s *PublicTransactionPoolAPI) SendTransaction(ctx context.Context, args Sen
// FillTransaction fills the defaults (nonce, gas, gasPrice) on a given unsigned transaction,
// and returns it to the caller for further processing (signing + broadcast)
func (s *PublicTransactionPoolAPI) FillTransaction(ctx context.Context, args SendTxArgs) (*SignTransactionResult, error) {
func (s *PublicTransactionPoolAPI) FillTransaction(ctx context.Context, args TransactionArgs) (*SignTransactionResult, error) {
// Set some sanity defaults and terminate on failure
if err := args.setDefaults(ctx, s.b); err != nil {
return nil, err
@ -3373,7 +3189,7 @@ type SignTransactionResult struct {
// SignTransaction will sign the given transaction with the from account.
// The node needs to have the private key of the account corresponding with
// the given from address and it needs to be unlocked.
func (s *PublicTransactionPoolAPI) SignTransaction(ctx context.Context, args SendTxArgs) (*SignTransactionResult, error) {
func (s *PublicTransactionPoolAPI) SignTransaction(ctx context.Context, args TransactionArgs) (*SignTransactionResult, error) {
if args.Gas == nil {
return nil, errors.New("gas not specified")
}
@ -3390,7 +3206,7 @@ func (s *PublicTransactionPoolAPI) SignTransaction(ctx context.Context, args Sen
if err := checkTxFee(args.GasPrice.ToInt(), uint64(*args.Gas), s.b.RPCTxFeeCap()); err != nil {
return nil, err
}
tx, err := s.sign(args.From, args.toTransaction())
tx, err := s.sign(args.from(), args.toTransaction())
if err != nil {
return nil, err
}
@ -3426,7 +3242,7 @@ func (s *PublicTransactionPoolAPI) PendingTransactions() ([]*RPCTransaction, err
// Resend accepts an existing transaction and a new gas price and limit. It will remove
// the given transaction from the pool and reinsert it with the new gas price and limit.
func (s *PublicTransactionPoolAPI) Resend(ctx context.Context, sendArgs SendTxArgs, gasPrice *hexutil.Big, gasLimit *hexutil.Uint64) (common.Hash, error) {
func (s *PublicTransactionPoolAPI) Resend(ctx context.Context, sendArgs TransactionArgs, gasPrice *hexutil.Big, gasLimit *hexutil.Uint64) (common.Hash, error) {
if sendArgs.Nonce == nil {
return common.Hash{}, errors.New("missing transaction nonce in transaction spec")
}
@ -3456,7 +3272,7 @@ func (s *PublicTransactionPoolAPI) Resend(ctx context.Context, sendArgs SendTxAr
for _, p := range pending {
wantSigHash := s.signer.Hash(matchTx)
pFrom, err := types.Sender(s.signer, p)
if err == nil && pFrom == sendArgs.From && s.signer.Hash(p) == wantSigHash {
if err == nil && pFrom == sendArgs.from() && s.signer.Hash(p) == wantSigHash {
// Match. Re-sign and send the transaction.
if gasPrice != nil && (*big.Int)(gasPrice).Sign() != 0 {
sendArgs.GasPrice = gasPrice
@ -3464,7 +3280,7 @@ func (s *PublicTransactionPoolAPI) Resend(ctx context.Context, sendArgs SendTxAr
if gasLimit != nil && *gasLimit != 0 {
sendArgs.Gas = gasLimit
}
signedTx, err := s.sign(sendArgs.From, sendArgs.toTransaction())
signedTx, err := s.sign(sendArgs.from(), sendArgs.toTransaction())
if err != nil {
return common.Hash{}, err
}

197
internal/ethapi/transaction_args.go Normal file
View file

@ -0,0 +1,197 @@
// Copyright 2021 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package ethapi
import (
"bytes"
"context"
"errors"
"math/big"
"github.com/XinFinOrg/XDPoSChain/common"
"github.com/XinFinOrg/XDPoSChain/common/hexutil"
"github.com/XinFinOrg/XDPoSChain/common/math"
"github.com/XinFinOrg/XDPoSChain/core/types"
"github.com/XinFinOrg/XDPoSChain/log"
"github.com/XinFinOrg/XDPoSChain/rpc"
)
// TransactionArgs represents the arguments to construct a new transaction
// or a message call.
type TransactionArgs struct {
From *common.Address `json:"from"`
To *common.Address `json:"to"`
Gas *hexutil.Uint64 `json:"gas"`
GasPrice *hexutil.Big `json:"gasPrice"`
Value *hexutil.Big `json:"value"`
Nonce *hexutil.Uint64 `json:"nonce"`
// We accept "data" and "input" for backwards-compatibility reasons.
// "input" is the newer name and should be preferred by clients.
// Issue detail: https://github.com/ethereum/go-ethereum/issues/15628
Data *hexutil.Bytes `json:"data"`
Input *hexutil.Bytes `json:"input"`
// For non-legacy transactions
AccessList *types.AccessList `json:"accessList,omitempty"`
ChainID *hexutil.Big `json:"chainId,omitempty"`
}
// from retrieves the transaction sender address.
func (arg *TransactionArgs) from() common.Address {
if arg.From == nil {
return common.Address{}
}
return *arg.From
}
// data retrieves the transaction calldata. Input field is preferred.
func (arg *TransactionArgs) data() []byte {
if arg.Input != nil {
return *arg.Input
}
if arg.Data != nil {
return *arg.Data
}
return nil
}
// setDefaults fills in default values for unspecified tx fields.
func (args *TransactionArgs) setDefaults(ctx context.Context, b Backend) error {
if args.GasPrice == nil {
price, err := b.SuggestPrice(ctx)
if err != nil {
return err
}
args.GasPrice = (*hexutil.Big)(price)
}
if args.Value == nil {
args.Value = new(hexutil.Big)
}
if args.Nonce == nil {
nonce, err := b.GetPoolNonce(ctx, args.from())
if err != nil {
return err
}
args.Nonce = (*hexutil.Uint64)(&nonce)
}
if args.Data != nil && args.Input != nil && !bytes.Equal(*args.Data, *args.Input) {
return errors.New(`both "data" and "input" are set and not equal. Please use "input" to pass transaction call data`)
}
if args.To == nil && len(args.data()) == 0 {
return errors.New(`contract creation without any data provided`)
}
// Estimate the gas usage if necessary.
if args.Gas == nil {
// These fields are immutable during the estimation, safe to
// pass the pointer directly.
callArgs := TransactionArgs{
From: args.From,
To: args.To,
GasPrice: args.GasPrice,
Value: args.Value,
Data: args.Data,
AccessList: args.AccessList,
}
pendingBlockNr := rpc.BlockNumberOrHashWithNumber(rpc.PendingBlockNumber)
estimated, err := DoEstimateGas(ctx, b, callArgs, pendingBlockNr, nil, b.RPCGasCap())
if err != nil {
return err
}
args.Gas = &estimated
log.Trace("Estimate gas usage automatically", "gas", args.Gas)
}
if args.ChainID == nil {
id := (*hexutil.Big)(b.ChainConfig().ChainId)
args.ChainID = id
}
return nil
}
// ToMessage converts TransactionArgs to the Message type used by the core evm
func (args *TransactionArgs) ToMessage(b Backend, number *big.Int, globalGasCap uint64) types.Message {
// Set sender address or use zero address if none specified.
addr := args.from()
if addr == (common.Address{}) {
if wallets := b.AccountManager().Wallets(); len(wallets) > 0 {
if accounts := wallets[0].Accounts(); len(accounts) > 0 {
addr = accounts[0].Address
}
}
}
// Set default gas & gas price if none were set
gas := globalGasCap
if args.Gas != nil {
gas = uint64(*args.Gas)
}
if gas == 0 {
gas = math.MaxUint64 / 2
}
if globalGasCap != 0 && globalGasCap < gas {
log.Warn("Caller gas above allowance, capping", "requested", gas, "cap", globalGasCap)
gas = globalGasCap
}
gasPrice := new(big.Int)
if args.GasPrice != nil {
gasPrice = args.GasPrice.ToInt()
}
if gasPrice.Sign() <= 0 {
gasPrice = new(big.Int).SetUint64(defaultGasPrice)
}
value := new(big.Int)
if args.Value != nil {
value = args.Value.ToInt()
}
data := args.data()
var accessList types.AccessList
if args.AccessList != nil {
accessList = *args.AccessList
}
// Create new call message
msg := types.NewMessage(addr, args.To, 0, value, gas, gasPrice, data, accessList, false, nil, number)
return msg
}
// toTransaction converts the arguments to a transaction.
// This assumes that setDefaults has been called.
func (args *TransactionArgs) toTransaction() *types.Transaction {
var data types.TxData
if args.AccessList == nil {
data = &types.LegacyTx{
To: args.To,
Nonce: uint64(*args.Nonce),
Gas: uint64(*args.Gas),
GasPrice: (*big.Int)(args.GasPrice),
Value: (*big.Int)(args.Value),
Data: args.data(),
}
} else {
data = &types.AccessListTx{
To: args.To,
ChainID: (*big.Int)(args.ChainID),
Nonce: uint64(*args.Nonce),
Gas: uint64(*args.Gas),
GasPrice: (*big.Int)(args.GasPrice),
Value: (*big.Int)(args.Value),
Data: args.data(),
AccessList: *args.AccessList,
}
}
return types.NewTx(data)
}