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move out base fee lowering to api code

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This commit is contained in:
Sina Mahmoodi 2024-06-06 19:01:19 +02:00
parent 9139685944
commit 569a2d7f55
3 changed files with 25 additions and 12 deletions
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11
core/vm/evm.go
View file

@ -117,17 +117,6 @@ type EVM struct {
// NewEVM returns a new EVM. The returned EVM is not thread safe and should
// only ever be used *once*.
func NewEVM(blockCtx BlockContext, txCtx TxContext, statedb StateDB, chainConfig *params.ChainConfig, config Config) *EVM {
// If basefee tracking is disabled (eth_call, eth_estimateGas, etc), and no
// gas prices were specified, lower the basefee to 0 to avoid breaking EVM
// invariants (basefee < feecap)
if config.NoBaseFee {
if txCtx.GasPrice.BitLen() == 0 {
blockCtx.BaseFee = new(big.Int)
}
if txCtx.BlobFeeCap != nil && txCtx.BlobFeeCap.BitLen() == 0 {
blockCtx.BlobBaseFee = new(big.Int)
}
}
evm := &EVM{
Context: blockCtx,
TxContext: txCtx,

10
eth/gasestimator/gasestimator.go
View file

@ -211,8 +211,16 @@ func run(ctx context.Context, call *core.Message, opts *Options) (*core.Executio
evmContext = core.NewEVMBlockContext(opts.Header, opts.Chain, nil)
dirtyState = opts.State.Copy()
evm = vm.NewEVM(evmContext, msgContext, dirtyState, opts.Config, vm.Config{NoBaseFee: true})
)
// Lower the basefee to 0 to avoid breaking EVM
// invariants (basefee < feecap).
if msgContext.GasPrice.Sign() == 0 {
evmContext.BaseFee = new(big.Int)
}
if msgContext.BlobFeeCap != nil && msgContext.BlobFeeCap.BitLen() == 0 {
evmContext.BlobBaseFee = new(big.Int)
}
evm := vm.NewEVM(evmContext, msgContext, dirtyState, opts.Config, vm.Config{NoBaseFee: true})
// Monitor the outer context and interrupt the EVM upon cancellation. To avoid
// a dangling goroutine until the outer estimation finishes, create an internal
// context for the lifetime of this method call.

16
internal/ethapi/api.go
View file

@ -1156,6 +1156,14 @@ func applyMessage(ctx context.Context, b Backend, args TransactionArgs, state *s
return nil, err
}
msg := args.ToMessage(header.BaseFee, skipChecks)
// Lower the basefee to 0 to avoid breaking EVM
// invariants (basefee < feecap).
if msg.GasPrice.Sign() == 0 {
blockContext.BaseFee = new(big.Int)
}
if msg.BlobGasFeeCap != nil && msg.BlobGasFeeCap.BitLen() == 0 {
blockContext.BlobBaseFee = new(big.Int)
}
evm := b.GetEVM(ctx, msg, state, header, vmConfig, blockContext)
if precompiles != nil {
evm.SetPrecompiles(precompiles)
@ -1606,6 +1614,14 @@ func AccessList(ctx context.Context, b Backend, blockNrOrHash rpc.BlockNumberOrH
tracer := logger.NewAccessListTracer(accessList, args.from(), to, precompiles)
config := vm.Config{Tracer: tracer.Hooks(), NoBaseFee: true}
vmenv := b.GetEVM(ctx, msg, statedb, header, &config, nil)
// Lower the basefee to 0 to avoid breaking EVM
// invariants (basefee < feecap).
if msg.GasPrice.Sign() == 0 {
vmenv.Context.BaseFee = new(big.Int)
}
if msg.BlobGasFeeCap != nil && msg.BlobGasFeeCap.BitLen() == 0 {
vmenv.Context.BlobBaseFee = new(big.Int)
}
res, err := core.ApplyMessage(vmenv, msg, new(core.GasPool).AddGas(msg.GasLimit))
if err != nil {
return nil, 0, nil, fmt.Errorf("failed to apply transaction: %v err: %v", args.ToTransaction(false).Hash(), err)