118 lines
3.4 KiB
Go
118 lines
3.4 KiB
Go
// 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 eth
|
|
|
|
import (
|
|
"math/big"
|
|
"os"
|
|
"os/user"
|
|
"path/filepath"
|
|
"runtime"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
"github.com/ethereum/go-ethereum/common/hexutil"
|
|
"github.com/ethereum/go-ethereum/core"
|
|
"github.com/ethereum/go-ethereum/eth/downloader"
|
|
"github.com/ethereum/go-ethereum/eth/gasprice"
|
|
"github.com/ethereum/go-ethereum/params"
|
|
)
|
|
|
|
// DefaultConfig contains default settings for use on the Ethereum main net.
|
|
var DefaultConfig = Config{
|
|
SyncMode: downloader.FastSync,
|
|
EthashCacheDir: "ethash",
|
|
EthashCachesInMem: 2,
|
|
EthashCachesOnDisk: 3,
|
|
EthashDatasetsInMem: 1,
|
|
EthashDatasetsOnDisk: 2,
|
|
NetworkId: 1,
|
|
LightPeers: 20,
|
|
DatabaseCache: 128,
|
|
GasPrice: big.NewInt(18 * params.Shannon),
|
|
|
|
GPO: gasprice.Config{
|
|
Blocks: 10,
|
|
Percentile: 50,
|
|
},
|
|
}
|
|
|
|
func init() {
|
|
home := os.Getenv("HOME")
|
|
if home == "" {
|
|
if user, err := user.Current(); err == nil {
|
|
home = user.HomeDir
|
|
}
|
|
}
|
|
if runtime.GOOS == "windows" {
|
|
DefaultConfig.EthashDatasetDir = filepath.Join(home, "AppData", "Ethash")
|
|
} else {
|
|
DefaultConfig.EthashDatasetDir = filepath.Join(home, ".ethash")
|
|
}
|
|
}
|
|
|
|
//go:generate gencodec -type Config -field-override configMarshaling -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
|
|
|
|
// 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
|
|
MaxPeers int `toml:"-"` // Maximum number of global peers
|
|
|
|
// Database options
|
|
SkipBcVersionCheck bool `toml:"-"`
|
|
DatabaseHandles int `toml:"-"`
|
|
DatabaseCache int
|
|
|
|
// Mining-related options
|
|
Etherbase common.Address `toml:",omitempty"`
|
|
MinerThreads int `toml:",omitempty"`
|
|
ExtraData []byte `toml:",omitempty"`
|
|
GasPrice *big.Int
|
|
|
|
// Ethash options
|
|
EthashCacheDir string
|
|
EthashCachesInMem int
|
|
EthashCachesOnDisk int
|
|
EthashDatasetDir string
|
|
EthashDatasetsInMem int
|
|
EthashDatasetsOnDisk int
|
|
|
|
// Gas Price Oracle options
|
|
GPO gasprice.Config
|
|
|
|
// Enables tracking of SHA3 preimages in the VM
|
|
EnablePreimageRecording bool
|
|
|
|
// Miscellaneous options
|
|
DocRoot string `toml:"-"`
|
|
PowFake bool `toml:"-"`
|
|
PowTest bool `toml:"-"`
|
|
PowShared bool `toml:"-"`
|
|
}
|
|
|
|
type configMarshaling struct {
|
|
ExtraData hexutil.Bytes
|
|
}
|