github.com/aaa256/atlantis@v0.0.0-20210707112435-42ee889287a2/eth/config.go (about) 1 // Copyright 2017 The go-athereum Authors 2 // This file is part of the go-athereum library. 3 // 4 // The go-athereum library is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU Lesser General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // The go-athereum library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU Lesser General Public License for more details. 13 // 14 // You should have received a copy of the GNU Lesser General Public License 15 // along with the go-athereum library. If not, see <http://www.gnu.org/licenses/>. 16 17 package ath 18 19 import ( 20 "math/big" 21 "os" 22 "os/user" 23 "path/filepath" 24 "runtime" 25 "time" 26 27 "github.com/athereum/go-athereum/common" 28 "github.com/athereum/go-athereum/common/hexutil" 29 "github.com/athereum/go-athereum/consensus/athash" 30 "github.com/athereum/go-athereum/core" 31 "github.com/athereum/go-athereum/ath/downloader" 32 "github.com/athereum/go-athereum/ath/gasprice" 33 "github.com/athereum/go-athereum/params" 34 ) 35 36 // DefaultConfig contains default settings for use on the Atlantis main net. 37 var DefaultConfig = Config{ 38 SyncMode: downloader.FastSync, 39 Ethash: athash.Config{ 40 CacheDir: "athash", 41 CachesInMem: 2, 42 CachesOnDisk: 3, 43 DatasetsInMem: 1, 44 DatasetsOnDisk: 2, 45 }, 46 NetworkId: 10000, 47 LightPeers: 100, 48 DatabaseCache: 768, 49 TrieCache: 256, 50 TrieTimeout: 60 * time.Minute, 51 GasPrice: big.NewInt(18 * params.Shannon), 52 53 TxPool: core.DefaultTxPoolConfig, 54 GPO: gasprice.Config{ 55 Blocks: 20, 56 Percentile: 60, 57 }, 58 } 59 60 func init() { 61 //home := os.Getenv("HOME") 62 home, err := filepath.Abs(filepath.Dir(os.Args[0])) 63 if home == "" || err != nil { 64 if user, err := user.Current(); err == nil { 65 home = user.HomeDir 66 } 67 } 68 if runtime.GOOS == "windows" { 69 DefaultConfig.Ethash.DatasetDir = filepath.Join(home, "atlantisdata", "Ethash") 70 } else { 71 DefaultConfig.Ethash.DatasetDir = filepath.Join(home, "atlantisdata",".ethash") 72 } 73 } 74 75 //go:generate gencodec -type Config -field-override configMarshaling -formats toml -out gen_config.go 76 77 type Config struct { 78 // The genesis block, which is inserted if the database is empty. 79 // If nil, the Atlantis main net block is used. 80 Genesis *core.Genesis `toml:",omitempty"` 81 82 // Protocol options 83 NetworkId uint64 // Network ID to use for selecting peers to connect to 84 SyncMode downloader.SyncMode 85 NoPruning bool 86 87 // Light client options 88 LightServ int `toml:",omitempty"` // Maximum percentage of time allowed for serving LES requests 89 LightPeers int `toml:",omitempty"` // Maximum number of LES client peers 90 91 // Database options 92 SkipBcVersionCheck bool `toml:"-"` 93 DatabaseHandles int `toml:"-"` 94 DatabaseCache int 95 TrieCache int 96 TrieTimeout time.Duration 97 98 // Mining-related options 99 Atlantisbase common.Address `toml:",omitempty"` 100 MinerThreads int `toml:",omitempty"` 101 ExtraData []byte `toml:",omitempty"` 102 GasPrice *big.Int 103 104 // Ethash options 105 Ethash athash.Config 106 107 // Transaction pool options 108 TxPool core.TxPoolConfig 109 110 // Gas Price Oracle options 111 GPO gasprice.Config 112 113 // Enables tracking of SHA3 preimages in the VM 114 EnablePreimageRecording bool 115 116 // Miscellaneous options 117 DocRoot string `toml:"-"` 118 } 119 120 type configMarshaling struct { 121 ExtraData hexutil.Bytes 122 }