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core/state: make inner statedb explicit, implement alternative loggin…
…g burn core/state, core/vm: refactor statedb hooking core/state: trace consensus finalize and system calls eth/tracers/internal/tracetest: fix tests after refactor core/state: some renaming and cleanup of statedb-hooking system core/state: remove unecessary methods, implement hooked subbalance, more testing
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,242 @@ | ||
| // Copyright 2024 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 state | ||
|
|
||
| import ( | ||
| "math/big" | ||
|
|
||
| "github.com/ethereum/go-ethereum/common" | ||
| "github.com/ethereum/go-ethereum/core/stateless" | ||
| "github.com/ethereum/go-ethereum/core/tracing" | ||
| "github.com/ethereum/go-ethereum/core/types" | ||
| "github.com/ethereum/go-ethereum/crypto" | ||
| "github.com/ethereum/go-ethereum/params" | ||
| "github.com/ethereum/go-ethereum/trie/utils" | ||
| "github.com/holiman/uint256" | ||
| ) | ||
|
|
||
| // hookedStateDB represents a statedb which emits calls to tracing-hooks | ||
| // on state operations. | ||
| type hookedStateDB struct { | ||
| inner *StateDB | ||
| hooks *tracing.Hooks | ||
| } | ||
|
|
||
| // NewHookedState wraps the given stateDb with the given hooks | ||
| func NewHookedState(stateDb *StateDB, hooks *tracing.Hooks) *hookedStateDB { | ||
| s := &hookedStateDB{stateDb, hooks} | ||
| if s.hooks == nil { | ||
| s.hooks = new(tracing.Hooks) | ||
| } | ||
| return s | ||
| } | ||
|
|
||
| func (s *hookedStateDB) CreateAccount(addr common.Address) { | ||
| s.inner.CreateAccount(addr) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) CreateContract(addr common.Address) { | ||
| s.inner.CreateContract(addr) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) GetBalance(addr common.Address) *uint256.Int { | ||
| return s.inner.GetBalance(addr) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) GetNonce(addr common.Address) uint64 { | ||
| return s.inner.GetNonce(addr) | ||
| } | ||
|
|
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| func (s *hookedStateDB) GetCodeHash(addr common.Address) common.Hash { | ||
| return s.inner.GetCodeHash(addr) | ||
| } | ||
|
|
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| func (s *hookedStateDB) GetCode(addr common.Address) []byte { | ||
| return s.inner.GetCode(addr) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) GetCodeSize(addr common.Address) int { | ||
| return s.inner.GetCodeSize(addr) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) AddRefund(u uint64) { | ||
| s.inner.AddRefund(u) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) SubRefund(u uint64) { | ||
| s.inner.SubRefund(u) | ||
| } | ||
|
|
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| func (s *hookedStateDB) GetRefund() uint64 { | ||
| return s.inner.GetRefund() | ||
| } | ||
|
|
||
| func (s *hookedStateDB) GetCommittedState(addr common.Address, hash common.Hash) common.Hash { | ||
| return s.inner.GetCommittedState(addr, hash) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) GetState(addr common.Address, hash common.Hash) common.Hash { | ||
| return s.inner.GetState(addr, hash) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) GetStorageRoot(addr common.Address) common.Hash { | ||
| return s.inner.GetStorageRoot(addr) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) GetTransientState(addr common.Address, key common.Hash) common.Hash { | ||
| return s.inner.GetTransientState(addr, key) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) SetTransientState(addr common.Address, key, value common.Hash) { | ||
| s.inner.SetTransientState(addr, key, value) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) HasSelfDestructed(addr common.Address) bool { | ||
| return s.inner.HasSelfDestructed(addr) | ||
| } | ||
|
|
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| func (s *hookedStateDB) Exist(addr common.Address) bool { | ||
| return s.inner.Exist(addr) | ||
| } | ||
|
|
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| func (s *hookedStateDB) Empty(addr common.Address) bool { | ||
| return s.inner.Empty(addr) | ||
| } | ||
|
|
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| func (s *hookedStateDB) AddressInAccessList(addr common.Address) bool { | ||
| return s.inner.AddressInAccessList(addr) | ||
| } | ||
|
|
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| func (s *hookedStateDB) SlotInAccessList(addr common.Address, slot common.Hash) (addressOk bool, slotOk bool) { | ||
| return s.inner.SlotInAccessList(addr, slot) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) AddAddressToAccessList(addr common.Address) { | ||
| s.inner.AddAddressToAccessList(addr) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) AddSlotToAccessList(addr common.Address, slot common.Hash) { | ||
| s.inner.AddSlotToAccessList(addr, slot) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) PointCache() *utils.PointCache { | ||
| return s.inner.PointCache() | ||
| } | ||
|
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| func (s *hookedStateDB) Prepare(rules params.Rules, sender, coinbase common.Address, dest *common.Address, precompiles []common.Address, txAccesses types.AccessList) { | ||
| s.inner.Prepare(rules, sender, coinbase, dest, precompiles, txAccesses) | ||
| } | ||
|
|
||
| func (s *hookedStateDB) RevertToSnapshot(i int) { | ||
| s.inner.RevertToSnapshot(i) | ||
| } | ||
|
|
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| func (s *hookedStateDB) Snapshot() int { | ||
| return s.inner.Snapshot() | ||
| } | ||
|
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| func (s *hookedStateDB) AddPreimage(hash common.Hash, bytes []byte) { | ||
| s.inner.Snapshot() | ||
| } | ||
|
|
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| func (s *hookedStateDB) Witness() *stateless.Witness { | ||
| return s.inner.Witness() | ||
| } | ||
|
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| func (s *hookedStateDB) SubBalance(addr common.Address, amount *uint256.Int, reason tracing.BalanceChangeReason) uint256.Int { | ||
| prev := s.inner.SubBalance(addr, amount, reason) | ||
| if s.hooks.OnBalanceChange != nil { | ||
| newBalance := new(uint256.Int).Sub(&prev, amount) | ||
| s.hooks.OnBalanceChange(addr, prev.ToBig(), newBalance.ToBig(), reason) | ||
| } | ||
| return prev | ||
| } | ||
|
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||
| func (s *hookedStateDB) AddBalance(addr common.Address, amount *uint256.Int, reason tracing.BalanceChangeReason) uint256.Int { | ||
| prev := s.inner.AddBalance(addr, amount, reason) | ||
| if s.hooks.OnBalanceChange != nil { | ||
| newBalance := new(uint256.Int).Add(&prev, amount) | ||
| s.hooks.OnBalanceChange(addr, prev.ToBig(), newBalance.ToBig(), reason) | ||
| } | ||
| return prev | ||
| } | ||
|
|
||
| func (s *hookedStateDB) SetNonce(address common.Address, nonce uint64) { | ||
| s.inner.SetNonce(address, nonce) | ||
| if s.hooks.OnNonceChange != nil { | ||
| s.hooks.OnNonceChange(address, nonce-1, nonce) | ||
| } | ||
| } | ||
|
|
||
| func (s *hookedStateDB) SetCode(address common.Address, code []byte) { | ||
| s.inner.SetCode(address, code) | ||
| if s.hooks.OnCodeChange != nil { | ||
| s.hooks.OnCodeChange(address, types.EmptyCodeHash, nil, crypto.Keccak256Hash(code), code) | ||
| } | ||
| } | ||
|
|
||
| func (s *hookedStateDB) SetState(address common.Address, key common.Hash, value common.Hash) common.Hash { | ||
| prev := s.inner.SetState(address, key, value) | ||
| if s.hooks.OnStorageChange != nil && prev != value { | ||
| s.hooks.OnStorageChange(address, key, prev, value) | ||
| } | ||
| return prev | ||
| } | ||
|
|
||
| func (s *hookedStateDB) SelfDestruct(address common.Address) uint256.Int { | ||
| prev := s.inner.SelfDestruct(address) | ||
| if !prev.IsZero() { | ||
| if s.hooks.OnBalanceChange != nil { | ||
| s.hooks.OnBalanceChange(address, prev.ToBig(), new(big.Int), tracing.BalanceDecreaseSelfdestruct) | ||
| } | ||
| } | ||
| return prev | ||
| } | ||
|
|
||
| func (s *hookedStateDB) Selfdestruct6780(address common.Address) uint256.Int { | ||
| prev := s.inner.Selfdestruct6780(address) | ||
| if !prev.IsZero() { | ||
| if s.hooks.OnBalanceChange != nil { | ||
| s.hooks.OnBalanceChange(address, prev.ToBig(), new(big.Int), tracing.BalanceDecreaseSelfdestruct) | ||
| } | ||
| } | ||
| return prev | ||
| } | ||
|
|
||
| func (s *hookedStateDB) AddLog(log *types.Log) { | ||
| // The inner will modify the log (add fields), so invoke that first | ||
| s.inner.AddLog(log) | ||
| if s.hooks.OnLog != nil { | ||
| s.hooks.OnLog(log) | ||
| } | ||
| } | ||
|
|
||
| func (s *hookedStateDB) Finalise(deleteEmptyObjects bool) { | ||
| defer s.inner.Finalise(deleteEmptyObjects) | ||
| if s.hooks.OnBalanceChange == nil { | ||
| return | ||
| } | ||
| for addr := range s.inner.journal.dirties { | ||
| obj := s.inner.stateObjects[addr] | ||
| if obj != nil && obj.selfDestructed { | ||
| // If ether was sent to account post-selfdestruct it is burnt. | ||
| if bal := obj.Balance(); bal.Sign() != 0 { | ||
| s.hooks.OnBalanceChange(addr, bal.ToBig(), new(big.Int), tracing.BalanceDecreaseSelfdestructBurn) | ||
| } | ||
| } | ||
| } | ||
| } |
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