github.com/aquanetwork/aquachain@v1.7.8/aqua/config.go (about)

     1  // Copyright 2017 The aquachain Authors
     2  // This file is part of the aquachain library.
     3  //
     4  // The aquachain 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 aquachain 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 aquachain library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package aqua
    18  
    19  import (
    20  	"math/big"
    21  	"os"
    22  	"os/user"
    23  	"path/filepath"
    24  	"runtime"
    25  	"time"
    26  
    27  	"gitlab.com/aquachain/aquachain/aqua/downloader"
    28  	"gitlab.com/aquachain/aquachain/aqua/gasprice"
    29  	"gitlab.com/aquachain/aquachain/common"
    30  	"gitlab.com/aquachain/aquachain/common/hexutil"
    31  	"gitlab.com/aquachain/aquachain/consensus/aquahash"
    32  	"gitlab.com/aquachain/aquachain/core"
    33  )
    34  
    35  // DefaultConfig contains default settings for use on the AquaChain main net.
    36  var DefaultConfig = Config{
    37  	SyncMode: downloader.FullSync,
    38  	Aquahash: aquahash.Config{
    39  		CacheDir:       "aquahash",
    40  		CachesInMem:    1,
    41  		CachesOnDisk:   0,
    42  		DatasetsInMem:  0,
    43  		DatasetsOnDisk: 0,
    44  	},
    45  	NetworkId:     61717561,
    46  	DatabaseCache: 768,
    47  	TrieCache:     256,
    48  	TrieTimeout:   5 * time.Minute,
    49  	GasPrice:      big.NewInt(10000000), // 0.01 gwei
    50  
    51  	TxPool: core.DefaultTxPoolConfig,
    52  	GPO: gasprice.Config{
    53  		Blocks:     20,
    54  		Percentile: 60,
    55  	},
    56  }
    57  
    58  func init() {
    59  	home := os.Getenv("HOME")
    60  	if home == "" {
    61  		if user, err := user.Current(); err == nil {
    62  			home = user.HomeDir
    63  		}
    64  	}
    65  	if runtime.GOOS == "windows" {
    66  		DefaultConfig.Aquahash.DatasetDir = filepath.Join(home, "AppData", "Aquahash")
    67  	} else {
    68  		DefaultConfig.Aquahash.DatasetDir = filepath.Join(home, ".aquahash")
    69  	}
    70  }
    71  
    72  //go:generate gencodec -type Config -field-override configMarshaling -formats toml -out gen_config.go
    73  
    74  type Config struct {
    75  	// The genesis block, which is inserted if the database is empty.
    76  	// If nil, the AquaChain main net block is used.
    77  	Genesis *core.Genesis `toml:",omitempty"`
    78  
    79  	// Protocol options
    80  	NetworkId uint64 // Network ID to use for selecting peers to connect to
    81  	SyncMode  downloader.SyncMode
    82  	NoPruning bool
    83  
    84  	// Database options
    85  	SkipBcVersionCheck bool `toml:"-"`
    86  	DatabaseHandles    int  `toml:"-"`
    87  	DatabaseCache      int
    88  	TrieCache          int
    89  	TrieTimeout        time.Duration
    90  
    91  	// Mining-related options
    92  	Aquabase     common.Address `toml:",omitempty"`
    93  	MinerThreads int            `toml:",omitempty"`
    94  	ExtraData    []byte         `toml:",omitempty"`
    95  	GasPrice     *big.Int
    96  
    97  	// Aquahash options
    98  	Aquahash aquahash.Config
    99  
   100  	// Transaction pool options
   101  	TxPool core.TxPoolConfig
   102  
   103  	// Gas Price Oracle options
   104  	GPO gasprice.Config
   105  
   106  	// Enables tracking of SHA3 preimages in the VM
   107  	EnablePreimageRecording bool
   108  
   109  	// Miscellaneous options
   110  	DocRoot string `toml:"-"`
   111  }
   112  
   113  type configMarshaling struct {
   114  	ExtraData hexutil.Bytes
   115  }