laconicd-deprecated/x/evm/keeper/config.go
2023-03-13 12:34:10 +05:30

80 lines
2.7 KiB
Go

// 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"
"github.com/cerc-io/laconicd/x/evm/statedb"
"github.com/cerc-io/laconicd/x/evm/types"
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"
)
// 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(),
}
}