forked from cerc-io/laconicd-deprecated
80 lines
2.7 KiB
Go
80 lines
2.7 KiB
Go
// Copyright 2021 Evmos Foundation
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// This file is part of Evmos' Ethermint library.
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//
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// The Ethermint library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The Ethermint library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the Ethermint library. If not, see https://github.com/evmos/ethermint/blob/main/LICENSE
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package keeper
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import (
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"math/big"
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errorsmod "cosmossdk.io/errors"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/evmos/ethermint/x/evm/statedb"
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"github.com/evmos/ethermint/x/evm/types"
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)
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// EVMConfig creates the EVMConfig based on current state
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func (k *Keeper) EVMConfig(ctx sdk.Context, proposerAddress sdk.ConsAddress, chainID *big.Int) (*statedb.EVMConfig, error) {
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params := k.GetParams(ctx)
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ethCfg := params.ChainConfig.EthereumConfig(chainID)
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// get the coinbase address from the block proposer
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coinbase, err := k.GetCoinbaseAddress(ctx, proposerAddress)
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if err != nil {
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return nil, errorsmod.Wrap(err, "failed to obtain coinbase address")
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}
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baseFee := k.GetBaseFee(ctx, ethCfg)
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return &statedb.EVMConfig{
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Params: params,
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ChainConfig: ethCfg,
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CoinBase: coinbase,
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BaseFee: baseFee,
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}, nil
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}
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// TxConfig loads `TxConfig` from current transient storage
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func (k *Keeper) TxConfig(ctx sdk.Context, txHash common.Hash) statedb.TxConfig {
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return statedb.NewTxConfig(
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common.BytesToHash(ctx.HeaderHash()), // BlockHash
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txHash, // TxHash
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uint(k.GetTxIndexTransient(ctx)), // TxIndex
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uint(k.GetLogSizeTransient(ctx)), // LogIndex
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)
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}
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// VMConfig creates an EVM configuration from the debug setting and the extra EIPs enabled on the
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// module parameters. The config generated uses the default JumpTable from the EVM.
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func (k Keeper) VMConfig(ctx sdk.Context, msg core.Message, cfg *statedb.EVMConfig, tracer vm.EVMLogger) vm.Config {
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noBaseFee := true
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if types.IsLondon(cfg.ChainConfig, ctx.BlockHeight()) {
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noBaseFee = k.feeMarketKeeper.GetParams(ctx).NoBaseFee
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}
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var debug bool
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if _, ok := tracer.(types.NoOpTracer); !ok {
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debug = true
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}
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return vm.Config{
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Debug: debug,
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Tracer: tracer,
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NoBaseFee: noBaseFee,
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ExtraEips: cfg.Params.EIPs(),
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}
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}
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