feat: implement object stores

Author: mmsqe

ante/evm/01_setup_ctx.go

@@ -50,12 +50,5 @@ func SetupContextAndResetTransientGas(ctx sdktypes.Context, tx sdktypes.Tx, evmK
 	newCtx := evmante.BuildEvmExecutionCtx(ctx).
 		WithGasMeter(storetypes.NewInfiniteGasMeter())
 
-	// Reset transient gas used to prepare the execution of current cosmos tx.
-	// Transient gas-used is necessary to sum the gas-used of cosmos tx, when it contains multiple eth msgs.
-	//
-	// TODO: add more context here to explain why gas used is reset. Not clear
-	// from docstring.
-	evmKeeper.ResetTransientGasUsed(ctx)
-
 	return newCtx, nil
 }

ante/evm/10_gas_wanted.go

@@ -39,10 +39,6 @@ func (m MockFeemarketKeeper) GetBaseFeeEnabled(_ sdk.Context) bool {
 	return true
 }
 
-func (m MockFeemarketKeeper) AddTransientGasWanted(_ sdk.Context, _ uint64) (uint64, error) {
-	return 0, nil
-}
-
 func (m MockFeemarketKeeper) GetParams(_ sdk.Context) (params feemarkettypes.Params) {
 	return feemarkettypes.DefaultParams()
 }

ante/evm/11_emit_event.go

@@ -255,15 +255,6 @@ func (md MonoDecorator) AnteHandle(ctx sdk.Context, tx sdk.Tx, simulate bool, ne
 		return ctx, err
 	}
 
-	// 10. gas wanted
-	if err := CheckGasWanted(ctx, md.feeMarketKeeper, tx, decUtils.Rules.IsLondon); err != nil {
-		return ctx, err
-	}
-
-	// 11. emit events
-	txIdx := uint64(msgIndex) //nolint:gosec // G115
-	EmitTxHashEvent(ctx, ethMsg, decUtils.BlockTxIndex, txIdx)
-
 	if err := CheckTxFee(txFeeInfo, decUtils.TxFee, decUtils.TxGasLimit); err != nil {
 		return ctx, err
 	}

ante/evm/fee_checker_test.go

@@ -62,13 +62,11 @@ func (k *ExtendedEVMKeeper) SpendableCoin(ctx sdk.Context, addr common.Address)
 	return uint256.NewInt(0)
 }
 
-func (k *ExtendedEVMKeeper) ResetTransientGasUsed(_ sdk.Context) {}
 func (k *ExtendedEVMKeeper) GetParams(_ sdk.Context) evmsdktypes.Params {
 	return evmsdktypes.DefaultParams()
 }
 func (k *ExtendedEVMKeeper) GetBaseFee(_ sdk.Context) *big.Int           { return big.NewInt(0) }
 func (k *ExtendedEVMKeeper) GetMinGasPrice(_ sdk.Context) math.LegacyDec { return math.LegacyZeroDec() }
-func (k *ExtendedEVMKeeper) GetTxIndexTransient(_ sdk.Context) uint64    { return 0 }
 
 // only methods called by EVMMonoDecorator
 type MockFeeMarketKeeper struct{}
@@ -77,9 +75,6 @@ func (m MockFeeMarketKeeper) GetParams(_ sdk.Context) feemarkettypes.Params {
 	return feemarkettypes.DefaultParams()
 }
 
-func (m MockFeeMarketKeeper) AddTransientGasWanted(_ sdk.Context, _ uint64) (uint64, error) {
-	return 0, nil
-}
 func (m MockFeeMarketKeeper) GetBaseFeeEnabled(_ sdk.Context) bool    { return true }
 func (m MockFeeMarketKeeper) GetBaseFee(_ sdk.Context) math.LegacyDec { return math.LegacyZeroDec() }
 

ante/evm/mono_decorator.go

@@ -71,7 +71,6 @@ func NewMonoDecoratorUtils(
 		BaseFee:            baseFee,
 		MempoolMinGasPrice: mempoolMinGasPrice,
 		GlobalMinGasPrice:  globalMinGasPrice,
-		BlockTxIndex:       ek.GetTxIndexTransient(ctx),
 		GasWanted:          0,
 		MinPriority:        int64(math.MaxInt64),
 		// TxGasLimit and TxFee are set to zero because they are updated

ante/evm/mono_decorator_test.go

@@ -27,8 +27,6 @@ type EVMKeeper interface {
 		stateDB vm.StateDB) *vm.EVM
 	DeductTxCostsFromUserBalance(ctx sdk.Context, fees sdk.Coins, from common.Address) error
 	SpendableCoin(ctx sdk.Context, addr common.Address) *uint256.Int
-	ResetTransientGasUsed(ctx sdk.Context)
-	GetTxIndexTransient(ctx sdk.Context) uint64
 	GetParams(ctx sdk.Context) evmtypes.Params
 	// GetBaseFee returns the BaseFee param from the fee market module
 	// adapted according to the evm denom decimals
@@ -41,7 +39,6 @@ type EVMKeeper interface {
 // FeeMarketKeeper exposes the required feemarket keeper interface required for ante handlers
 type FeeMarketKeeper interface {
 	GetParams(ctx sdk.Context) (params feemarkettypes.Params)
-	AddTransientGasWanted(ctx sdk.Context, gasWanted uint64) (uint64, error)
 	GetBaseFeeEnabled(ctx sdk.Context) bool
 	GetBaseFee(ctx sdk.Context) math.LegacyDec
 }

ante/evm/utils.go

@@ -3,7 +3,6 @@ package ante
 import (
 	baseevmante "github.com/cosmos/evm/ante"
 	cosmosante "github.com/cosmos/evm/ante/cosmos"
-	evmante "github.com/cosmos/evm/ante/evm"
 	evmtypes "github.com/cosmos/evm/x/vm/types"
 	ibcante "github.com/cosmos/ibc-go/v10/modules/core/ante"
 
@@ -35,6 +34,5 @@ func newCosmosAnteHandler(options baseevmante.HandlerOptions) sdk.AnteHandler {
 		ante.NewSigVerificationDecorator(options.AccountKeeper, options.SignModeHandler),
 		ante.NewIncrementSequenceDecorator(options.AccountKeeper),
 		ibcante.NewRedundantRelayDecorator(options.IBCKeeper),
-		evmante.NewGasWantedDecorator(options.EvmKeeper, options.FeeMarketKeeper),
 	)
 }

ante/interfaces/evm.go

@@ -172,6 +172,7 @@ type EVMD struct {
 	keys    map[string]*storetypes.KVStoreKey
 	tkeys   map[string]*storetypes.TransientStoreKey
 	memKeys map[string]*storetypes.MemoryStoreKey
+	okeys   map[string]*storetypes.ObjectStoreKey
 
 	// keepers
 	AccountKeeper         authkeeper.AccountKeeper
@@ -267,6 +268,8 @@ func NewExampleApp(
 	bApp.SetVersion(version.Version)
 	bApp.SetInterfaceRegistry(interfaceRegistry)
 	bApp.SetTxEncoder(txConfig.TxEncoder())
+	bApp.SetTxExecutor(DefaultTxExecutor)
+	bApp.SetDisableBlockGasMeter(true)
 
 	// initialize the Cosmos EVM application configuration
 	if err := evmAppOptions(evmChainID); err != nil {
@@ -284,7 +287,8 @@ func NewExampleApp(
 		evmtypes.StoreKey, feemarkettypes.StoreKey, erc20types.StoreKey, precisebanktypes.StoreKey,
 	)
 
-	tkeys := storetypes.NewTransientStoreKeys(paramstypes.TStoreKey, evmtypes.TransientKey, feemarkettypes.TransientKey)
+	tkeys := storetypes.NewTransientStoreKeys(paramstypes.TStoreKey)
+	okeys := storetypes.NewObjectStoreKeys(banktypes.ObjectStoreKey, evmtypes.ObjectStoreKey, feemarkettypes.ObjectStoreKey)
 
 	// load state streaming if enabled
 	if err := bApp.RegisterStreamingServices(appOpts, keys); err != nil {
@@ -305,6 +309,7 @@ func NewExampleApp(
 		interfaceRegistry: interfaceRegistry,
 		keys:              keys,
 		tkeys:             tkeys,
+		okeys:             okeys,
 	}
 
 	app.ParamsKeeper = initParamsKeeper(appCodec, legacyAmino, keys[paramstypes.StoreKey], tkeys[paramstypes.TStoreKey])
@@ -332,6 +337,7 @@ func NewExampleApp(
 
 	app.BankKeeper = bankkeeper.NewBaseKeeper(
 		appCodec,
+		okeys[banktypes.ObjectStoreKey],
 		runtime.NewKVStoreService(keys[banktypes.StoreKey]),
 		app.AccountKeeper,
 		evmdconfig.BlockedAddresses(),
@@ -464,7 +470,7 @@ func NewExampleApp(
 	app.FeeMarketKeeper = feemarketkeeper.NewKeeper(
 		appCodec, authtypes.NewModuleAddress(govtypes.ModuleName),
 		keys[feemarkettypes.StoreKey],
-		tkeys[feemarkettypes.TransientKey],
+		okeys[feemarkettypes.ObjectStoreKey],
 	)
 
 	// Set up PreciseBank keeper
@@ -483,7 +489,7 @@ func NewExampleApp(
 	// NOTE: it's required to set up the EVM keeper before the ERC-20 keeper, because it is used in its instantiation.
 	app.EVMKeeper = evmkeeper.NewKeeper(
 		// TODO: check why this is not adjusted to use the runtime module methods like SDK native keepers
-		appCodec, keys[evmtypes.StoreKey], tkeys[evmtypes.TransientKey], keys,
+		appCodec, keys[evmtypes.StoreKey], okeys[evmtypes.ObjectStoreKey], keys,
 		authtypes.NewModuleAddress(govtypes.ModuleName),
 		app.AccountKeeper,
 		app.PreciseBankKeeper,
@@ -751,6 +757,7 @@ func NewExampleApp(
 	// initialize stores
 	app.MountKVStores(keys)
 	app.MountTransientStores(tkeys)
+	app.MountObjectStores(okeys)
 
 	maxGasWanted := cast.ToUint64(appOpts.Get(srvflags.EVMMaxTxGasWanted))