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core/types: remove Message #25977

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merged 8 commits into from
Mar 9, 2023
Merged

core/types: remove Message #25977

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fc40bd4
cleanup: remove message struct from the types package,
Oct 13, 2022
e974f13
make Message a pure data struct, remove NewMessage factory
roberto-bayardo Jan 31, 2023
8282620
core: rename IsFake to SkipAccountChecks
fjl Mar 8, 2023
a274028
core: move Message into state_transition.go
fjl Mar 8, 2023
60e8dd4
core: fix compile error
fjl Mar 8, 2023
728db9a
core: use types.EmptyCodeHash instead of redefining
fjl Mar 8, 2023
c3fdff4
all: apply rename to SkipAccountChecks in more places
fjl Mar 8, 2023
f38fcf3
all: rename AsMessage to TransactionToMessage
fjl Mar 8, 2023
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38 changes: 17 additions & 21 deletions accounts/abi/bind/backends/simulated.go
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Original file line number Diff line number Diff line change
Expand Up @@ -644,20 +644,33 @@ func (b *SimulatedBackend) callContract(ctx context.Context, call ethereum.CallM
if call.Value == nil {
call.Value = new(big.Int)
}

// Set infinite balance to the fake caller account.
from := stateDB.GetOrNewStateObject(call.From)
from.SetBalance(math.MaxBig256)

// Execute the call.
msg := callMsg{call}
msg := &core.Message{
From: call.From,
To: call.To,
Value: call.Value,
GasLimit: call.Gas,
GasPrice: call.GasPrice,
GasFeeCap: call.GasFeeCap,
GasTipCap: call.GasTipCap,
Data: call.Data,
AccessList: call.AccessList,
SkipAccountChecks: true,
}

txContext := core.NewEVMTxContext(msg)
evmContext := core.NewEVMBlockContext(header, b.blockchain, nil)
// Create a new environment which holds all relevant information
// about the transaction and calling mechanisms.
txContext := core.NewEVMTxContext(msg)
evmContext := core.NewEVMBlockContext(header, b.blockchain, nil)
vmEnv := vm.NewEVM(evmContext, txContext, stateDB, b.config, vm.Config{NoBaseFee: true})
gasPool := new(core.GasPool).AddGas(math.MaxUint64)

return core.NewStateTransition(vmEnv, msg, gasPool).TransitionDb()
return core.ApplyMessage(vmEnv, msg, gasPool)
}

// SendTransaction updates the pending block to include the given transaction.
Expand Down Expand Up @@ -821,23 +834,6 @@ func (b *SimulatedBackend) Blockchain() *core.BlockChain {
return b.blockchain
}

// callMsg implements core.Message to allow passing it as a transaction simulator.
type callMsg struct {
ethereum.CallMsg
}

func (m callMsg) From() common.Address { return m.CallMsg.From }
func (m callMsg) Nonce() uint64 { return 0 }
func (m callMsg) IsFake() bool { return true }
func (m callMsg) To() *common.Address { return m.CallMsg.To }
func (m callMsg) GasPrice() *big.Int { return m.CallMsg.GasPrice }
func (m callMsg) GasFeeCap() *big.Int { return m.CallMsg.GasFeeCap }
func (m callMsg) GasTipCap() *big.Int { return m.CallMsg.GasTipCap }
func (m callMsg) Gas() uint64 { return m.CallMsg.Gas }
func (m callMsg) Value() *big.Int { return m.CallMsg.Value }
func (m callMsg) Data() []byte { return m.CallMsg.Data }
func (m callMsg) AccessList() types.AccessList { return m.CallMsg.AccessList }

// filterBackend implements filters.Backend to support filtering for logs without
// taking bloom-bits acceleration structures into account.
type filterBackend struct {
Expand Down
6 changes: 3 additions & 3 deletions cmd/evm/internal/t8ntool/execution.go
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Original file line number Diff line number Diff line change
Expand Up @@ -163,7 +163,7 @@ func (pre *Prestate) Apply(vmConfig vm.Config, chainConfig *params.ChainConfig,
}

for i, tx := range txs {
msg, err := tx.AsMessage(signer, pre.Env.BaseFee)
msg, err := core.TransactionToMessage(tx, signer, pre.Env.BaseFee)
if err != nil {
log.Warn("rejected tx", "index", i, "hash", tx.Hash(), "error", err)
rejectedTxs = append(rejectedTxs, &rejectedTx{i, err.Error()})
Expand All @@ -188,7 +188,7 @@ func (pre *Prestate) Apply(vmConfig vm.Config, chainConfig *params.ChainConfig,
msgResult, err := core.ApplyMessage(evm, msg, gaspool)
if err != nil {
statedb.RevertToSnapshot(snapshot)
log.Info("rejected tx", "index", i, "hash", tx.Hash(), "from", msg.From(), "error", err)
log.Info("rejected tx", "index", i, "hash", tx.Hash(), "from", msg.From, "error", err)
rejectedTxs = append(rejectedTxs, &rejectedTx{i, err.Error()})
gaspool.SetGas(prevGas)
continue
Expand Down Expand Up @@ -220,7 +220,7 @@ func (pre *Prestate) Apply(vmConfig vm.Config, chainConfig *params.ChainConfig,
receipt.GasUsed = msgResult.UsedGas

// If the transaction created a contract, store the creation address in the receipt.
if msg.To() == nil {
if msg.To == nil {
receipt.ContractAddress = crypto.CreateAddress(evm.TxContext.Origin, tx.Nonce())
}

Expand Down
6 changes: 3 additions & 3 deletions core/evm.go
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Original file line number Diff line number Diff line change
Expand Up @@ -70,10 +70,10 @@ func NewEVMBlockContext(header *types.Header, chain ChainContext, author *common
}

// NewEVMTxContext creates a new transaction context for a single transaction.
func NewEVMTxContext(msg Message) vm.TxContext {
func NewEVMTxContext(msg *Message) vm.TxContext {
return vm.TxContext{
Origin: msg.From(),
GasPrice: new(big.Int).Set(msg.GasPrice()),
Origin: msg.From,
GasPrice: new(big.Int).Set(msg.GasPrice),
}
}

Expand Down
4 changes: 2 additions & 2 deletions core/state_prefetcher.go
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Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,7 @@ func (p *statePrefetcher) Prefetch(block *types.Block, statedb *state.StateDB, c
return
}
// Convert the transaction into an executable message and pre-cache its sender
msg, err := tx.AsMessage(signer, header.BaseFee)
msg, err := TransactionToMessage(tx, signer, header.BaseFee)
if err != nil {
return // Also invalid block, bail out
}
Expand All @@ -85,7 +85,7 @@ func (p *statePrefetcher) Prefetch(block *types.Block, statedb *state.StateDB, c
// precacheTransaction attempts to apply a transaction to the given state database
// and uses the input parameters for its environment. The goal is not to execute
// the transaction successfully, rather to warm up touched data slots.
func precacheTransaction(msg types.Message, config *params.ChainConfig, gaspool *GasPool, statedb *state.StateDB, header *types.Header, evm *vm.EVM) error {
func precacheTransaction(msg *Message, config *params.ChainConfig, gaspool *GasPool, statedb *state.StateDB, header *types.Header, evm *vm.EVM) error {
// Update the evm with the new transaction context.
evm.Reset(NewEVMTxContext(msg), statedb)
// Add addresses to access list if applicable
Expand Down
8 changes: 4 additions & 4 deletions core/state_processor.go
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Original file line number Diff line number Diff line change
Expand Up @@ -74,7 +74,7 @@ func (p *StateProcessor) Process(block *types.Block, statedb *state.StateDB, cfg
vmenv := vm.NewEVM(blockContext, vm.TxContext{}, statedb, p.config, cfg)
// Iterate over and process the individual transactions
for i, tx := range block.Transactions() {
msg, err := tx.AsMessage(types.MakeSigner(p.config, header.Number), header.BaseFee)
msg, err := TransactionToMessage(tx, types.MakeSigner(p.config, header.Number), header.BaseFee)
if err != nil {
return nil, nil, 0, fmt.Errorf("could not apply tx %d [%v]: %w", i, tx.Hash().Hex(), err)
}
Expand All @@ -97,7 +97,7 @@ func (p *StateProcessor) Process(block *types.Block, statedb *state.StateDB, cfg
return receipts, allLogs, *usedGas, nil
}

func applyTransaction(msg types.Message, config *params.ChainConfig, gp *GasPool, statedb *state.StateDB, blockNumber *big.Int, blockHash common.Hash, tx *types.Transaction, usedGas *uint64, evm *vm.EVM) (*types.Receipt, error) {
func applyTransaction(msg *Message, config *params.ChainConfig, gp *GasPool, statedb *state.StateDB, blockNumber *big.Int, blockHash common.Hash, tx *types.Transaction, usedGas *uint64, evm *vm.EVM) (*types.Receipt, error) {
// Create a new context to be used in the EVM environment.
txContext := NewEVMTxContext(msg)
evm.Reset(txContext, statedb)
Expand Down Expand Up @@ -129,7 +129,7 @@ func applyTransaction(msg types.Message, config *params.ChainConfig, gp *GasPool
receipt.GasUsed = result.UsedGas

// If the transaction created a contract, store the creation address in the receipt.
if msg.To() == nil {
if msg.To == nil {
receipt.ContractAddress = crypto.CreateAddress(evm.TxContext.Origin, tx.Nonce())
}

Expand All @@ -147,7 +147,7 @@ func applyTransaction(msg types.Message, config *params.ChainConfig, gp *GasPool
// for the transaction, gas used and an error if the transaction failed,
// indicating the block was invalid.
func ApplyTransaction(config *params.ChainConfig, bc ChainContext, author *common.Address, gp *GasPool, statedb *state.StateDB, header *types.Header, tx *types.Transaction, usedGas *uint64, cfg vm.Config) (*types.Receipt, error) {
msg, err := tx.AsMessage(types.MakeSigner(config, header.Number), header.BaseFee)
msg, err := TransactionToMessage(tx, types.MakeSigner(config, header.Number), header.BaseFee)
if err != nil {
return nil, err
}
Expand Down
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