diff --git a/app/ante/eth.go b/app/ante/eth.go index 9f19edf0..f1d590da 100644 --- a/app/ante/eth.go +++ b/app/ante/eth.go @@ -294,12 +294,13 @@ func (ctd CanTransferDecorator) AnteHandle(ctx sdk.Context, tx sdk.Tx, simulate } // NOTE: pass in an empty coinbase address and nil tracer as we don't need them for the check below - cfg := &evmtypes.EVMConfig{ + cfg := &statedb.EVMConfig{ ChainConfig: ethCfg, Params: params, CoinBase: common.Address{}, BaseFee: baseFee, } + stateDB := statedb.New(ctx, ctd.evmKeeper, statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash().Bytes()))) evm := ctd.evmKeeper.NewEVM(ctx, coreMsg, cfg, evmtypes.NewNoOpTracer(), stateDB) diff --git a/app/ante/interfaces.go b/app/ante/interfaces.go index c8e45fcc..75c639f7 100644 --- a/app/ante/interfaces.go +++ b/app/ante/interfaces.go @@ -20,10 +20,12 @@ import ( sdk "github.com/cosmos/cosmos-sdk/types" tx "github.com/cosmos/cosmos-sdk/types/tx" + "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/core" "github.com/ethereum/go-ethereum/core/vm" "github.com/ethereum/go-ethereum/params" + "github.com/evmos/ethermint/x/evm/statedb" evmtypes "github.com/evmos/ethermint/x/evm/types" evm "github.com/evmos/ethermint/x/evm/vm" @@ -42,7 +44,7 @@ type EVMKeeper interface { statedb.Keeper DynamicFeeEVMKeeper - NewEVM(ctx sdk.Context, msg core.Message, cfg *evmtypes.EVMConfig, tracer vm.EVMLogger, stateDB vm.StateDB) evm.EVM + NewEVM(ctx sdk.Context, msg core.Message, cfg *statedb.EVMConfig, tracer vm.EVMLogger, stateDB vm.StateDB) evm.EVM DeductTxCostsFromUserBalance(ctx sdk.Context, fees sdk.Coins, from common.Address) error GetBalance(ctx sdk.Context, addr common.Address) *big.Int ResetTransientGasUsed(ctx sdk.Context) diff --git a/x/evm/keeper/config.go b/x/evm/keeper/config.go new file mode 100644 index 00000000..2833851d --- /dev/null +++ b/x/evm/keeper/config.go @@ -0,0 +1,79 @@ +// Copyright 2021 Evmos Foundation +// This file is part of Evmos' Ethermint library. +// +// The Ethermint library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The Ethermint library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the Ethermint library. If not, see https://github.com/evmos/ethermint/blob/main/LICENSE +package keeper + +import ( + "math/big" + + errorsmod "cosmossdk.io/errors" + sdk "github.com/cosmos/cosmos-sdk/types" + "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/core" + "github.com/ethereum/go-ethereum/core/vm" + "github.com/evmos/ethermint/x/evm/statedb" + "github.com/evmos/ethermint/x/evm/types" +) + +// EVMConfig creates the EVMConfig based on current state +func (k *Keeper) EVMConfig(ctx sdk.Context, proposerAddress sdk.ConsAddress, chainID *big.Int) (*statedb.EVMConfig, error) { + params := k.GetParams(ctx) + ethCfg := params.ChainConfig.EthereumConfig(chainID) + + // get the coinbase address from the block proposer + coinbase, err := k.GetCoinbaseAddress(ctx, proposerAddress) + if err != nil { + return nil, errorsmod.Wrap(err, "failed to obtain coinbase address") + } + + baseFee := k.GetBaseFee(ctx, ethCfg) + return &statedb.EVMConfig{ + Params: params, + ChainConfig: ethCfg, + CoinBase: coinbase, + BaseFee: baseFee, + }, nil +} + +// TxConfig loads `TxConfig` from current transient storage +func (k *Keeper) TxConfig(ctx sdk.Context, txHash common.Hash) statedb.TxConfig { + return statedb.NewTxConfig( + common.BytesToHash(ctx.HeaderHash()), // BlockHash + txHash, // TxHash + uint(k.GetTxIndexTransient(ctx)), // TxIndex + uint(k.GetLogSizeTransient(ctx)), // LogIndex + ) +} + +// VMConfig creates an EVM configuration from the debug setting and the extra EIPs enabled on the +// module parameters. The config generated uses the default JumpTable from the EVM. +func (k Keeper) VMConfig(ctx sdk.Context, msg core.Message, cfg *statedb.EVMConfig, tracer vm.EVMLogger) vm.Config { + noBaseFee := true + if types.IsLondon(cfg.ChainConfig, ctx.BlockHeight()) { + noBaseFee = k.feeMarketKeeper.GetParams(ctx).NoBaseFee + } + + var debug bool + if _, ok := tracer.(types.NoOpTracer); !ok { + debug = true + } + + return vm.Config{ + Debug: debug, + Tracer: tracer, + NoBaseFee: noBaseFee, + ExtraEips: cfg.Params.EIPs(), + } +} diff --git a/x/evm/keeper/gas.go b/x/evm/keeper/gas.go new file mode 100644 index 00000000..e6518cc8 --- /dev/null +++ b/x/evm/keeper/gas.go @@ -0,0 +1,90 @@ +// Copyright 2021 Evmos Foundation +// This file is part of Evmos' Ethermint library. +// +// The Ethermint library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The Ethermint library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the Ethermint library. If not, see https://github.com/evmos/ethermint/blob/main/LICENSE +package keeper + +import ( + "math/big" + + "github.com/ethereum/go-ethereum/core" + "github.com/ethereum/go-ethereum/params" + + errorsmod "cosmossdk.io/errors" + sdkmath "cosmossdk.io/math" + sdk "github.com/cosmos/cosmos-sdk/types" + errortypes "github.com/cosmos/cosmos-sdk/types/errors" + authtypes "github.com/cosmos/cosmos-sdk/x/auth/types" + + "github.com/evmos/ethermint/x/evm/types" +) + +// GetEthIntrinsicGas returns the intrinsic gas cost for the transaction +func (k *Keeper) GetEthIntrinsicGas(ctx sdk.Context, msg core.Message, cfg *params.ChainConfig, isContractCreation bool) (uint64, error) { + height := big.NewInt(ctx.BlockHeight()) + homestead := cfg.IsHomestead(height) + istanbul := cfg.IsIstanbul(height) + + return core.IntrinsicGas(msg.Data(), msg.AccessList(), isContractCreation, homestead, istanbul) +} + +// RefundGas transfers the leftover gas to the sender of the message, caped to half of the total gas +// consumed in the transaction. Additionally, the function sets the total gas consumed to the value +// returned by the EVM execution, thus ignoring the previous intrinsic gas consumed during in the +// AnteHandler. +func (k *Keeper) RefundGas(ctx sdk.Context, msg core.Message, leftoverGas uint64, denom string) error { + // Return EVM tokens for remaining gas, exchanged at the original rate. + remaining := new(big.Int).Mul(new(big.Int).SetUint64(leftoverGas), msg.GasPrice()) + + switch remaining.Sign() { + case -1: + // negative refund errors + return errorsmod.Wrapf(types.ErrInvalidRefund, "refunded amount value cannot be negative %d", remaining.Int64()) + case 1: + // positive amount refund + refundedCoins := sdk.Coins{sdk.NewCoin(denom, sdkmath.NewIntFromBigInt(remaining))} + + // refund to sender from the fee collector module account, which is the escrow account in charge of collecting tx fees + + err := k.bankKeeper.SendCoinsFromModuleToAccount(ctx, authtypes.FeeCollectorName, msg.From().Bytes(), refundedCoins) + if err != nil { + err = errorsmod.Wrapf(errortypes.ErrInsufficientFunds, "fee collector account failed to refund fees: %s", err.Error()) + return errorsmod.Wrapf(err, "failed to refund %d leftover gas (%s)", leftoverGas, refundedCoins.String()) + } + default: + // no refund, consume gas and update the tx gas meter + } + + return nil +} + +// ResetGasMeterAndConsumeGas reset first the gas meter consumed value to zero and set it back to the new value +// 'gasUsed' +func (k *Keeper) ResetGasMeterAndConsumeGas(ctx sdk.Context, gasUsed uint64) { + // reset the gas count + ctx.GasMeter().RefundGas(ctx.GasMeter().GasConsumed(), "reset the gas count") + ctx.GasMeter().ConsumeGas(gasUsed, "apply evm transaction") +} + +// GasToRefund calculates the amount of gas the state machine should refund to the sender. It is +// capped by the refund quotient value. +// Note: do not pass 0 to refundQuotient +func GasToRefund(availableRefund, gasConsumed, refundQuotient uint64) uint64 { + // Apply refund counter + refund := gasConsumed / refundQuotient + if refund > availableRefund { + return availableRefund + } + return refund +} diff --git a/x/evm/keeper/grpc_query.go b/x/evm/keeper/grpc_query.go index 8a815224..c825c76f 100644 --- a/x/evm/keeper/grpc_query.go +++ b/x/evm/keeper/grpc_query.go @@ -532,7 +532,7 @@ func (k Keeper) TraceBlock(c context.Context, req *types.QueryTraceBlockRequest) // traceTx do trace on one transaction, it returns a tuple: (traceResult, nextLogIndex, error). func (k *Keeper) traceTx( ctx sdk.Context, - cfg *types.EVMConfig, + cfg *statedb.EVMConfig, txConfig statedb.TxConfig, signer ethtypes.Signer, tx *ethtypes.Transaction, diff --git a/x/evm/keeper/state_transition.go b/x/evm/keeper/state_transition.go index 409f6569..4254f814 100644 --- a/x/evm/keeper/state_transition.go +++ b/x/evm/keeper/state_transition.go @@ -18,15 +18,10 @@ package keeper import ( "math/big" - sdkmath "cosmossdk.io/math" - tmtypes "github.com/tendermint/tendermint/types" errorsmod "cosmossdk.io/errors" sdk "github.com/cosmos/cosmos-sdk/types" - errortypes "github.com/cosmos/cosmos-sdk/types/errors" - authtypes "github.com/cosmos/cosmos-sdk/x/auth/types" - stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types" ethermint "github.com/evmos/ethermint/types" "github.com/evmos/ethermint/x/evm/statedb" @@ -41,48 +36,6 @@ import ( "github.com/ethereum/go-ethereum/params" ) -// GasToRefund calculates the amount of gas the state machine should refund to the sender. It is -// capped by the refund quotient value. -// Note: do not pass 0 to refundQuotient -func GasToRefund(availableRefund, gasConsumed, refundQuotient uint64) uint64 { - // Apply refund counter - refund := gasConsumed / refundQuotient - if refund > availableRefund { - return availableRefund - } - return refund -} - -// EVMConfig creates the EVMConfig based on current state -func (k *Keeper) EVMConfig(ctx sdk.Context, proposerAddress sdk.ConsAddress, chainID *big.Int) (*types.EVMConfig, error) { - params := k.GetParams(ctx) - ethCfg := params.ChainConfig.EthereumConfig(chainID) - - // get the coinbase address from the block proposer - coinbase, err := k.GetCoinbaseAddress(ctx, proposerAddress) - if err != nil { - return nil, errorsmod.Wrap(err, "failed to obtain coinbase address") - } - - baseFee := k.GetBaseFee(ctx, ethCfg) - return &types.EVMConfig{ - Params: params, - ChainConfig: ethCfg, - CoinBase: coinbase, - BaseFee: baseFee, - }, nil -} - -// TxConfig loads `TxConfig` from current transient storage -func (k *Keeper) TxConfig(ctx sdk.Context, txHash common.Hash) statedb.TxConfig { - return statedb.NewTxConfig( - common.BytesToHash(ctx.HeaderHash()), // BlockHash - txHash, // TxHash - uint(k.GetTxIndexTransient(ctx)), // TxIndex - uint(k.GetLogSizeTransient(ctx)), // LogIndex - ) -} - // NewEVM generates a go-ethereum VM from the provided Message fields and the chain parameters // (ChainConfig and module Params). It additionally sets the validator operator address as the // coinbase address to make it available for the COINBASE opcode, even though there is no @@ -95,7 +48,7 @@ func (k *Keeper) TxConfig(ctx sdk.Context, txHash common.Hash) statedb.TxConfig func (k *Keeper) NewEVM( ctx sdk.Context, msg core.Message, - cfg *types.EVMConfig, + cfg *statedb.EVMConfig, tracer vm.EVMLogger, stateDB vm.StateDB, ) evm.EVM { @@ -120,27 +73,6 @@ func (k *Keeper) NewEVM( return k.evmConstructor(blockCtx, txCtx, stateDB, cfg.ChainConfig, vmConfig, k.customPrecompiles) } -// VMConfig creates an EVM configuration from the debug setting and the extra EIPs enabled on the -// module parameters. The config generated uses the default JumpTable from the EVM. -func (k Keeper) VMConfig(ctx sdk.Context, msg core.Message, cfg *types.EVMConfig, tracer vm.EVMLogger) vm.Config { - noBaseFee := true - if types.IsLondon(cfg.ChainConfig, ctx.BlockHeight()) { - noBaseFee = k.feeMarketKeeper.GetParams(ctx).NoBaseFee - } - - var debug bool - if _, ok := tracer.(types.NoOpTracer); !ok { - debug = true - } - - return vm.Config{ - Debug: debug, - Tracer: tracer, - NoBaseFee: noBaseFee, - ExtraEips: cfg.Params.EIPs(), - } -} - // GetHashFn implements vm.GetHashFunc for Ethermint. It handles 3 cases: // 1. The requested height matches the current height from context (and thus same epoch number) // 2. The requested height is from an previous height from the same chain epoch @@ -329,6 +261,17 @@ func (k *Keeper) ApplyTransaction(ctx sdk.Context, tx *ethtypes.Transaction) (*t return res, nil } +// ApplyMessage calls ApplyMessageWithConfig with an empty TxConfig. +func (k *Keeper) ApplyMessage(ctx sdk.Context, msg core.Message, tracer vm.EVMLogger, commit bool) (*types.MsgEthereumTxResponse, error) { + cfg, err := k.EVMConfig(ctx, sdk.ConsAddress(ctx.BlockHeader().ProposerAddress), k.eip155ChainID) + if err != nil { + return nil, errorsmod.Wrap(err, "failed to load evm config") + } + + txConfig := statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash())) + return k.ApplyMessageWithConfig(ctx, msg, tracer, commit, cfg, txConfig) +} + // ApplyMessageWithConfig computes the new state by applying the given message against the existing state. // If the message fails, the VM execution error with the reason will be returned to the client // and the transaction won't be committed to the store. @@ -371,7 +314,7 @@ func (k *Keeper) ApplyMessageWithConfig(ctx sdk.Context, msg core.Message, tracer vm.EVMLogger, commit bool, - cfg *types.EVMConfig, + cfg *statedb.EVMConfig, txConfig statedb.TxConfig, ) (*types.MsgEthereumTxResponse, error) { var ( @@ -485,83 +428,3 @@ func (k *Keeper) ApplyMessageWithConfig(ctx sdk.Context, Hash: txConfig.TxHash.Hex(), }, nil } - -// ApplyMessage calls ApplyMessageWithConfig with default EVMConfig -func (k *Keeper) ApplyMessage(ctx sdk.Context, msg core.Message, tracer vm.EVMLogger, commit bool) (*types.MsgEthereumTxResponse, error) { - cfg, err := k.EVMConfig(ctx, sdk.ConsAddress(ctx.BlockHeader().ProposerAddress), k.eip155ChainID) - if err != nil { - return nil, errorsmod.Wrap(err, "failed to load evm config") - } - txConfig := statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash())) - return k.ApplyMessageWithConfig(ctx, msg, tracer, commit, cfg, txConfig) -} - -// GetEthIntrinsicGas returns the intrinsic gas cost for the transaction -func (k *Keeper) GetEthIntrinsicGas(ctx sdk.Context, msg core.Message, cfg *params.ChainConfig, isContractCreation bool) (uint64, error) { - height := big.NewInt(ctx.BlockHeight()) - homestead := cfg.IsHomestead(height) - istanbul := cfg.IsIstanbul(height) - - return core.IntrinsicGas(msg.Data(), msg.AccessList(), isContractCreation, homestead, istanbul) -} - -// RefundGas transfers the leftover gas to the sender of the message, caped to half of the total gas -// consumed in the transaction. Additionally, the function sets the total gas consumed to the value -// returned by the EVM execution, thus ignoring the previous intrinsic gas consumed during in the -// AnteHandler. -func (k *Keeper) RefundGas(ctx sdk.Context, msg core.Message, leftoverGas uint64, denom string) error { - // Return EVM tokens for remaining gas, exchanged at the original rate. - remaining := new(big.Int).Mul(new(big.Int).SetUint64(leftoverGas), msg.GasPrice()) - - switch remaining.Sign() { - case -1: - // negative refund errors - return errorsmod.Wrapf(types.ErrInvalidRefund, "refunded amount value cannot be negative %d", remaining.Int64()) - case 1: - // positive amount refund - refundedCoins := sdk.Coins{sdk.NewCoin(denom, sdkmath.NewIntFromBigInt(remaining))} - - // refund to sender from the fee collector module account, which is the escrow account in charge of collecting tx fees - - err := k.bankKeeper.SendCoinsFromModuleToAccount(ctx, authtypes.FeeCollectorName, msg.From().Bytes(), refundedCoins) - if err != nil { - err = errorsmod.Wrapf(errortypes.ErrInsufficientFunds, "fee collector account failed to refund fees: %s", err.Error()) - return errorsmod.Wrapf(err, "failed to refund %d leftover gas (%s)", leftoverGas, refundedCoins.String()) - } - default: - // no refund, consume gas and update the tx gas meter - } - - return nil -} - -// ResetGasMeterAndConsumeGas reset first the gas meter consumed value to zero and set it back to the new value -// 'gasUsed' -func (k *Keeper) ResetGasMeterAndConsumeGas(ctx sdk.Context, gasUsed uint64) { - // reset the gas count - ctx.GasMeter().RefundGas(ctx.GasMeter().GasConsumed(), "reset the gas count") - ctx.GasMeter().ConsumeGas(gasUsed, "apply evm transaction") -} - -// GetProposerAddress returns current block proposer's address when provided proposer address is empty. -func GetProposerAddress(ctx sdk.Context, proposerAddress sdk.ConsAddress) sdk.ConsAddress { - if len(proposerAddress) == 0 { - proposerAddress = ctx.BlockHeader().ProposerAddress - } - return proposerAddress -} - -// GetCoinbaseAddress returns the block proposer's validator operator address. -func (k Keeper) GetCoinbaseAddress(ctx sdk.Context, proposerAddress sdk.ConsAddress) (common.Address, error) { - validator, found := k.stakingKeeper.GetValidatorByConsAddr(ctx, GetProposerAddress(ctx, proposerAddress)) - if !found { - return common.Address{}, errorsmod.Wrapf( - stakingtypes.ErrNoValidatorFound, - "failed to retrieve validator from block proposer address %s", - proposerAddress.String(), - ) - } - - coinbase := common.BytesToAddress(validator.GetOperator()) - return coinbase, nil -} diff --git a/x/evm/keeper/state_transition_test.go b/x/evm/keeper/state_transition_test.go index b9f66d92..b74f681d 100644 --- a/x/evm/keeper/state_transition_test.go +++ b/x/evm/keeper/state_transition_test.go @@ -571,7 +571,7 @@ func (suite *KeeperTestSuite) TestApplyMessageWithConfig() { msg core.Message err error expectedGasUsed uint64 - config *types.EVMConfig + config *statedb.EVMConfig keeperParams types.Params signer ethtypes.Signer vmdb *statedb.StateDB @@ -660,13 +660,10 @@ func (suite *KeeperTestSuite) TestApplyMessageWithConfig() { suite.Require().Equal(expectedGasUsed, res.GasUsed) }) } - } func (suite *KeeperTestSuite) createContractGethMsg(nonce uint64, signer ethtypes.Signer, cfg *params.ChainConfig, gasPrice *big.Int) (core.Message, error) { - ethMsg, err := suite.createContractMsgTx(nonce, signer, cfg, gasPrice) - if err != nil { return nil, err } @@ -676,7 +673,6 @@ func (suite *KeeperTestSuite) createContractGethMsg(nonce uint64, signer ethtype } func (suite *KeeperTestSuite) createContractMsgTx(nonce uint64, signer ethtypes.Signer, cfg *params.ChainConfig, gasPrice *big.Int) (*types.MsgEthereumTx, error) { - contractCreateTx := ðtypes.AccessListTx{ GasPrice: gasPrice, Gas: params.TxGasContractCreation, diff --git a/x/evm/keeper/utils.go b/x/evm/keeper/utils.go index 05a939b2..3bf934a8 100644 --- a/x/evm/keeper/utils.go +++ b/x/evm/keeper/utils.go @@ -18,19 +18,43 @@ package keeper import ( "math/big" + "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/core" + ethtypes "github.com/ethereum/go-ethereum/core/types" + errorsmod "cosmossdk.io/errors" sdkmath "cosmossdk.io/math" sdk "github.com/cosmos/cosmos-sdk/types" errortypes "github.com/cosmos/cosmos-sdk/types/errors" authante "github.com/cosmos/cosmos-sdk/x/auth/ante" + stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types" - evmtypes "github.com/evmos/ethermint/x/evm/types" - - "github.com/ethereum/go-ethereum/common" - "github.com/ethereum/go-ethereum/core" - ethtypes "github.com/ethereum/go-ethereum/core/types" + "github.com/evmos/ethermint/x/evm/types" ) +// GetCoinbaseAddress returns the block proposer's validator operator address. +func (k Keeper) GetCoinbaseAddress(ctx sdk.Context, proposerAddress sdk.ConsAddress) (common.Address, error) { + validator, found := k.stakingKeeper.GetValidatorByConsAddr(ctx, GetProposerAddress(ctx, proposerAddress)) + if !found { + return common.Address{}, errorsmod.Wrapf( + stakingtypes.ErrNoValidatorFound, + "failed to retrieve validator from block proposer address %s", + proposerAddress.String(), + ) + } + + coinbase := common.BytesToAddress(validator.GetOperator()) + return coinbase, nil +} + +// GetProposerAddress returns current block proposer's address when provided proposer address is empty. +func GetProposerAddress(ctx sdk.Context, proposerAddress sdk.ConsAddress) sdk.ConsAddress { + if len(proposerAddress) == 0 { + proposerAddress = ctx.BlockHeader().ProposerAddress + } + return proposerAddress +} + // DeductTxCostsFromUserBalance deducts the fees from the user balance. Returns an // error if the specified sender address does not exist or the account balance is not sufficient. func (k *Keeper) DeductTxCostsFromUserBalance( @@ -56,7 +80,7 @@ func (k *Keeper) DeductTxCostsFromUserBalance( // gas limit is not reached, the gas limit is higher than the intrinsic gas and that the // base fee is higher than the gas fee cap. func VerifyFee( - txData evmtypes.TxData, + txData types.TxData, denom string, baseFee *big.Int, homestead, istanbul, isCheckTx bool, @@ -107,7 +131,7 @@ func VerifyFee( // sender has enough funds to pay for the fees and value of the transaction. func CheckSenderBalance( balance sdkmath.Int, - txData evmtypes.TxData, + txData types.TxData, ) error { cost := txData.Cost() diff --git a/x/evm/statedb/config.go b/x/evm/statedb/config.go index d699568a..d9baa538 100644 --- a/x/evm/statedb/config.go +++ b/x/evm/statedb/config.go @@ -15,7 +15,13 @@ // along with the Ethermint library. If not, see https://github.com/evmos/ethermint/blob/main/LICENSE package statedb -import "github.com/ethereum/go-ethereum/common" +import ( + "math/big" + + "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/params" + "github.com/evmos/ethermint/x/evm/types" +) // TxConfig encapulates the readonly information of current tx for `StateDB`. type TxConfig struct { @@ -45,3 +51,12 @@ func NewEmptyTxConfig(bhash common.Hash) TxConfig { LogIndex: 0, } } + +// EVMConfig encapsulates common parameters needed to create an EVM to execute a message +// It's mainly to reduce the number of method parameters +type EVMConfig struct { + Params types.Params + ChainConfig *params.ChainConfig + CoinBase common.Address + BaseFee *big.Int +} diff --git a/x/evm/types/config.go b/x/evm/types/config.go deleted file mode 100644 index cbad01a9..00000000 --- a/x/evm/types/config.go +++ /dev/null @@ -1,32 +0,0 @@ -// Copyright 2021 Evmos Foundation -// This file is part of Evmos' Ethermint library. -// -// The Ethermint library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The Ethermint library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the Ethermint library. If not, see https://github.com/evmos/ethermint/blob/main/LICENSE -package types - -import ( - "math/big" - - "github.com/ethereum/go-ethereum/common" - "github.com/ethereum/go-ethereum/params" -) - -// EVMConfig encapsulates common parameters needed to create an EVM to execute a message -// It's mainly to reduce the number of method parameters -type EVMConfig struct { - Params Params - ChainConfig *params.ChainConfig - CoinBase common.Address - BaseFee *big.Int -}