/
config.go
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/
config.go
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// Copyright 2017 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum 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 go-ethereum 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 go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package ethconfig
import (
"math/big"
"os"
"os/user"
"time"
"github.com/FusionFoundation/efsn/v4/consensus"
"github.com/FusionFoundation/efsn/v4/consensus/datong"
"github.com/FusionFoundation/efsn/v4/core"
"github.com/FusionFoundation/efsn/v4/eth/downloader"
"github.com/FusionFoundation/efsn/v4/eth/gasprice"
"github.com/FusionFoundation/efsn/v4/ethdb"
"github.com/FusionFoundation/efsn/v4/miner"
"github.com/FusionFoundation/efsn/v4/node"
"github.com/FusionFoundation/efsn/v4/params"
)
// FullNodeGPO contains default gasprice oracle settings for full node.
var FullNodeGPO = gasprice.Config{
Blocks: 20,
Percentile: 60,
MaxHeaderHistory: 1024,
MaxBlockHistory: 1024,
MaxPrice: gasprice.DefaultMaxPrice,
IgnorePrice: gasprice.DefaultIgnorePrice,
}
// LightClientGPO contains default gasprice oracle settings for light client.
var LightClientGPO = gasprice.Config{
Blocks: 2,
Percentile: 60,
MaxHeaderHistory: 300,
MaxBlockHistory: 5,
MaxPrice: gasprice.DefaultMaxPrice,
IgnorePrice: gasprice.DefaultIgnorePrice,
}
// Defaults contains default settings for use on the Ethereum main net.
var Defaults = Config{
SyncMode: downloader.FullSync,
NetworkId: 32659,
LightPeers: 100,
DatabaseCache: 512,
TrieCleanCache: 256,
TrieDirtyCache: 256,
TrieTimeout: 60 * time.Minute,
Miner: miner.Config{
GasFloor: 15_000_000,
GasCeil: 40_000_000,
GasPrice: big.NewInt(params.GWei),
Recommit: 3 * time.Second,
},
TxPool: core.DefaultTxPoolConfig,
RPCGasCap: 50_000_000,
RPCEVMTimeout: 10 * time.Second,
GPO: FullNodeGPO,
RPCTxFeeCap: 1, // 1 fsn
}
func init() {
home := os.Getenv("HOME")
if home == "" {
if user, err := user.Current(); err == nil {
home = user.HomeDir
}
}
}
//go:generate gencodec -type Config -formats toml -out gen_config.go
type Config struct {
// The genesis block, which is inserted if the database is empty.
// If nil, the Ethereum main net block is used.
Genesis *core.Genesis `toml:",omitempty"`
// Protocol options
NetworkId uint64 // Network ID to use for selecting peers to connect to
SyncMode downloader.SyncMode
NoPruning bool // Whether to disable pruning and flush everything to disk
// Light client options
LightServ int `toml:",omitempty"` // Maximum percentage of time allowed for serving LES requests
LightPeers int `toml:",omitempty"` // Maximum number of LES client peers
// Database options
SkipBcVersionCheck bool `toml:"-"`
DatabaseHandles int `toml:"-"`
DatabaseCache int
TrieCleanCache int
TrieDirtyCache int
TrieTimeout time.Duration
Preimages bool
// Mining options
Miner miner.Config
// Transaction pool options
TxPool core.TxPoolConfig
// Gas Price Oracle options
GPO gasprice.Config
// Enables tracking of SHA3 preimages in the VM
EnablePreimageRecording bool
// Miscellaneous options
DocRoot string `toml:"-"`
// RPCGasCap is the global gas cap for eth-call variants.
RPCGasCap uint64
// RPCEVMTimeout is the global timeout for eth-call.
RPCEVMTimeout time.Duration
// RPCTxFeeCap is the global transaction fee(price * gaslimit) cap for
// send-transction variants. The unit is ether.
RPCTxFeeCap float64
}
// CreateConsensusEngine creates a consensus engine for the given chain configuration.
func CreateConsensusEngine(stack *node.Node, chainConfig *params.ChainConfig, db ethdb.Database) consensus.Engine {
// Fusion Ticket POS engine
if chainConfig.DaTong != nil {
return datong.New(chainConfig.DaTong, db)
}
return nil
}