WIP: Injecting precompile metadata to EVM

app/app.go

@@ -426,7 +426,7 @@ func NewEthermintApp(
 	app.EvmKeeper = evmkeeper.NewKeeper(
 		appCodec, keys[evmtypes.StoreKey], tkeys[evmtypes.TransientKey],
 		authtypes.NewModuleAddress(govtypes.ModuleName),
-		app.AccountKeeper, app.BankKeeper, stakingKeeper, app.FeeMarketKeeper,
+		app.AccountKeeper, app.BankKeeper, stakingKeeper, app.FeeMarketKeeper, nil,
 		nil, geth.NewEVM, tracer, evmSs,
 	)
 

x/evm/keeper/keeper.go

@@ -62,6 +62,7 @@ type Keeper struct {
 	stakingKeeper types.StakingKeeper
 	// fetch EIP1559 base fee and parameters
 	feeMarketKeeper types.FeeMarketKeeper
+	evmutilKeeper   types.EvmutilKeeper
 
 	// chain ID number obtained from the context's chain id
 	eip155ChainID *big.Int
@@ -90,6 +91,7 @@ func NewKeeper(
 	bankKeeper types.BankKeeper,
 	sk types.StakingKeeper,
 	fmk types.FeeMarketKeeper,
+	evmutilKeeper types.EvmutilKeeper,
 	customPrecompiles evm.PrecompiledContracts,
 	evmConstructor evm.Constructor,
 	tracer string,
@@ -117,6 +119,7 @@ func NewKeeper(
 		bankKeeper:        bankKeeper,
 		stakingKeeper:     sk,
 		feeMarketKeeper:   fmk,
+		evmutilKeeper:     evmutilKeeper,
 		storeKey:          storeKey,
 		transientKey:      transientKey,
 		customPrecompiles: customPrecompiles,

x/evm/keeper/state_transition.go

@@ -329,6 +329,7 @@ func (k *Keeper) ApplyMessageWithConfig(ctx sdk.Context,
 		return nil, errorsmod.Wrap(types.ErrCallDisabled, "failed to call contract")
 	}
 
+	enabledPrecompiles := k.evmutilKeeper.GetEnabledPrecompiles()
 	stateDB := statedb.New(ctx, k, txConfig)
 	evm := k.NewEVM(ctx, msg, cfg, tracer, stateDB)
 

x/evm/types/interfaces.go

@@ -16,6 +16,7 @@
 package types
 
 import (
+	"github.com/ethereum/go-ethereum/precompile/contract"
 	"math/big"
 
 	paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
@@ -64,6 +65,11 @@ type FeeMarketKeeper interface {
 	AddTransientGasWanted(ctx sdk.Context, gasWanted uint64) (uint64, error)
 }
 
+type EvmutilKeeper interface {
+	IsEnabled(blockHeight uint64, address string) bool
+	GetEnabledPrecompiles() []contract.StatefulPrecompiledContract
+}
+
 // Event Hooks
 // These can be utilized to customize evm transaction processing.