111 lines
3.6 KiB
Go
111 lines
3.6 KiB
Go
// Copyright 2017 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 tracers
|
|
|
|
import (
|
|
"math/big"
|
|
"testing"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
"github.com/ethereum/go-ethereum/core"
|
|
"github.com/ethereum/go-ethereum/core/rawdb"
|
|
"github.com/ethereum/go-ethereum/core/types"
|
|
"github.com/ethereum/go-ethereum/core/vm"
|
|
"github.com/ethereum/go-ethereum/crypto"
|
|
"github.com/ethereum/go-ethereum/eth/tracers/logger"
|
|
"github.com/ethereum/go-ethereum/params"
|
|
"github.com/ethereum/go-ethereum/tests"
|
|
)
|
|
|
|
func BenchmarkTransactionTrace(b *testing.B) {
|
|
key, _ := crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
|
|
from := crypto.PubkeyToAddress(key.PublicKey)
|
|
gas := uint64(1000000) // 1M gas
|
|
to := common.HexToAddress("0x00000000000000000000000000000000deadbeef")
|
|
signer := types.LatestSignerForChainID(big.NewInt(1337))
|
|
tx, err := types.SignNewTx(key, signer,
|
|
&types.LegacyTx{
|
|
Nonce: 1,
|
|
GasPrice: big.NewInt(500),
|
|
Gas: gas,
|
|
To: &to,
|
|
})
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
context := vm.BlockContext{
|
|
CanTransfer: core.CanTransfer,
|
|
Transfer: core.Transfer,
|
|
Coinbase: common.Address{},
|
|
BlockNumber: new(big.Int).SetUint64(uint64(5)),
|
|
Time: 5,
|
|
Difficulty: big.NewInt(0xffffffff),
|
|
GasLimit: gas,
|
|
BaseFee: big.NewInt(8),
|
|
}
|
|
alloc := types.GenesisAlloc{}
|
|
// The code pushes 'deadbeef' into memory, then the other params, and calls CREATE2, then returns
|
|
// the address
|
|
loop := []byte{
|
|
byte(vm.JUMPDEST), // [ count ]
|
|
byte(vm.PUSH1), 0, // jumpdestination
|
|
byte(vm.JUMP),
|
|
}
|
|
alloc[common.HexToAddress("0x00000000000000000000000000000000deadbeef")] = types.Account{
|
|
Nonce: 1,
|
|
Code: loop,
|
|
Balance: big.NewInt(1),
|
|
}
|
|
alloc[from] = types.Account{
|
|
Nonce: 1,
|
|
Code: []byte{},
|
|
Balance: big.NewInt(500000000000000),
|
|
}
|
|
state := tests.MakePreState(rawdb.NewMemoryDatabase(), alloc, false, rawdb.HashScheme)
|
|
defer state.Close()
|
|
|
|
// Create the tracer, the EVM environment and run it
|
|
tracer := logger.NewStructLogger(&logger.Config{
|
|
Debug: false,
|
|
//DisableStorage: true,
|
|
//EnableMemory: false,
|
|
//EnableReturnData: false,
|
|
})
|
|
evm := vm.NewEVM(context, state.StateDB, params.AllEthashProtocolChanges, vm.Config{Tracer: tracer.Hooks()})
|
|
msg, err := core.TransactionToMessage(tx, signer, context.BaseFee)
|
|
if err != nil {
|
|
b.Fatalf("failed to prepare transaction for tracing: %v", err)
|
|
}
|
|
b.ResetTimer()
|
|
b.ReportAllocs()
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
snap := state.StateDB.Snapshot()
|
|
tracer.OnTxStart(evm.GetVMContext(), tx, msg.From)
|
|
res, err := core.ApplyMessage(evm, msg, new(core.GasPool).AddGas(tx.Gas()))
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
tracer.OnTxEnd(&types.Receipt{GasUsed: res.UsedGas}, nil)
|
|
state.StateDB.RevertToSnapshot(snap)
|
|
if have, want := len(tracer.StructLogs()), 244752; have != want {
|
|
b.Fatalf("trace wrong, want %d steps, have %d", want, have)
|
|
}
|
|
tracer.Reset()
|
|
}
|
|
}
|