laconicd-deprecated/app/ante/fee_market.go
Vladislav Varadinov 83e509bc57
refactor: optimize AnteHandler gas consumption (#1388)
* refactor: antehandler order and params optimization

* removed additional individual params for the feemarket module

* typo fix

* Apply suggestions from code review - Fede

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>

* typo fix

* formatted using gofumpt

* typo fix - missed negate operator

* missed to negate conditions

* added unit tests for the new param getter methods

* updated changelog

* Apply suggestions from code review

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>

* moved to improvements

* Converted unit tests into table-driven tests

* added Require().Equal() to test case

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
2022-10-19 18:21:59 +02:00

53 lines
1.5 KiB
Go

package ante
import (
"math/big"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
// GasWantedDecorator keeps track of the gasWanted amount on the current block in transient store
// for BaseFee calculation.
// NOTE: This decorator does not perform any validation
type GasWantedDecorator struct {
evmKeeper EVMKeeper
feeMarketKeeper FeeMarketKeeper
}
// NewGasWantedDecorator creates a new NewGasWantedDecorator
func NewGasWantedDecorator(
evmKeeper EVMKeeper,
feeMarketKeeper FeeMarketKeeper,
) GasWantedDecorator {
return GasWantedDecorator{
evmKeeper,
feeMarketKeeper,
}
}
func (gwd GasWantedDecorator) AnteHandle(ctx sdk.Context, tx sdk.Tx, simulate bool, next sdk.AnteHandler) (newCtx sdk.Context, err error) {
chainCfg := gwd.evmKeeper.GetChainConfig(ctx)
ethCfg := chainCfg.EthereumConfig(gwd.evmKeeper.ChainID())
blockHeight := big.NewInt(ctx.BlockHeight())
isLondon := ethCfg.IsLondon(blockHeight)
feeTx, ok := tx.(sdk.FeeTx)
if !ok || !isLondon {
return next(ctx, tx, simulate)
}
gasWanted := feeTx.GetGas()
isBaseFeeEnabled := gwd.feeMarketKeeper.GetBaseFeeEnabled(ctx)
// Add total gasWanted to cumulative in block transientStore in FeeMarket module
if isBaseFeeEnabled {
if _, err := gwd.feeMarketKeeper.AddTransientGasWanted(ctx, gasWanted); err != nil {
return ctx, sdkerrors.Wrapf(err, "failed to add gas wanted to transient store")
}
}
return next(ctx, tx, simulate)
}