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Update RPC api and backend to support the EIP-2930 and EIP-1559.

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This commit is contained in:
Arijit Das
2021-07-27 17:37:50 +05:30
parent afc63ac960
commit 924d0be0b9
11 changed files with 838 additions and 92 deletions
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pkg/eth/api.go
+54 -9
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@@ -23,18 +23,17 @@ import (
"errors"
"fmt"
"io"
"math"
"math/big"
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/math"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/eth/filters"
"github.com/ethereum/go-ethereum/ethclient"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp"
"github.com/ethereum/go-ethereum/rpc"
"github.com/ethereum/go-ethereum/statediff"
@@ -393,7 +392,12 @@ func (pea *PublicEthAPI) GetRawTransactionByBlockHashAndIndex(ctx context.Contex
func (pea *PublicEthAPI) GetTransactionByHash(ctx context.Context, hash common.Hash) (*RPCTransaction, error) {
tx, blockHash, blockNumber, index, err := pea.B.GetTransaction(ctx, hash)
if tx != nil && err == nil {
return NewRPCTransaction(tx, blockHash, blockNumber, index), nil
header, err := pea.B.HeaderByHash(ctx, blockHash)
if err != nil {
return nil, err
}
return NewRPCTransaction(tx, blockHash, blockNumber, index, header.BaseFee), nil
}
if pea.rpc != nil {
var tx *RPCTransaction
@@ -879,13 +883,47 @@ func DoCall(ctx context.Context, b *Backend, args CallArgs, blockNrOrHash rpc.Bl
if args.Gas != nil {
gas = uint64(*args.Gas)
}
if globalGasCap != nil && globalGasCap.Uint64() < gas {
logrus.Warnf("Caller gas above allowance, capping; requested: %d, cap: %d", gas, globalGasCap)
gas = globalGasCap.Uint64()
}
gasPrice := new(big.Int).SetUint64(params.GWei)
if args.GasPrice != nil {
gasPrice = args.GasPrice.ToInt()
var (
gasPrice *big.Int
gasFeeCap *big.Int
gasTipCap *big.Int
)
if header.BaseFee == nil {
// If there's no basefee, then it must be a non-1559 execution
gasPrice = new(big.Int)
if args.GasPrice != nil {
gasPrice = args.GasPrice.ToInt()
}
gasFeeCap, gasTipCap = gasPrice, gasPrice
} else {
// A basefee is provided, necessitating 1559-type execution
if args.GasPrice != nil {
// User specified the legacy gas field, convert to 1559 gas typing
gasPrice = args.GasPrice.ToInt()
gasFeeCap, gasTipCap = gasPrice, gasPrice
} else {
// User specified 1559 gas feilds (or none), use those
gasFeeCap = new(big.Int)
if args.MaxFeePerGas != nil {
gasFeeCap = args.MaxFeePerGas.ToInt()
}
gasTipCap = new(big.Int)
if args.MaxPriorityFeePerGas != nil {
gasTipCap = args.MaxPriorityFeePerGas.ToInt()
}
// Backfill the legacy gasPrice for EVM execution, unless we're all zeroes
gasPrice = new(big.Int)
if gasFeeCap.BitLen() > 0 || gasTipCap.BitLen() > 0 {
gasPrice = math.BigMin(new(big.Int).Add(gasTipCap, header.BaseFee), gasFeeCap)
}
}
}
value := new(big.Int)
@@ -894,12 +932,19 @@ func DoCall(ctx context.Context, b *Backend, args CallArgs, blockNrOrHash rpc.Bl
}
var data []byte
if args.Data != nil {
data = []byte(*args.Data)
if args.Input != nil {
data = *args.Input
} else if args.Data != nil {
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, false)
msg := types.NewMessage(addr, args.To, 0, value, gas, gasPrice, gasFeeCap, gasTipCap, data, accessList, false)
// Setup context so it may be cancelled the call has completed
// or, in case of unmetered gas, setup a context with a timeout.