Ejemplo n.º 1
0
// initGenesis will initialise the given JSON format genesis file and writes it as
// the zero'd block (i.e. genesis) or will fail hard if it can't succeed.
func initGenesis(ctx *cli.Context) {
	genesisPath := ctx.Args().First()
	if len(genesisPath) == 0 {
		utils.Fatalf("must supply path to genesis JSON file")
	}

	chainDb, err := ethdb.NewLDBDatabase(filepath.Join(utils.MustMakeDataDir(ctx), "chaindata"), 0, 0)
	if err != nil {
		utils.Fatalf("could not open database: %v", err)
	}

	genesisFile, err := os.Open(genesisPath)
	if err != nil {
		utils.Fatalf("failed to read genesis file: %v", err)
	}

	block, err := core.WriteGenesisBlock(chainDb, genesisFile)
	if err != nil {
		utils.Fatalf("failed to write genesis block: %v", err)
	}
	glog.V(logger.Info).Infof("successfully wrote genesis block and/or chain rule set: %x", block.Hash())
}
Ejemplo n.º 2
0
func New(config *Config) (*Ethereum, error) {
	// Bootstrap database
	logger.New(config.DataDir, config.LogFile, config.Verbosity)
	if len(config.LogJSON) > 0 {
		logger.NewJSONsystem(config.DataDir, config.LogJSON)
	}

	// Let the database take 3/4 of the max open files (TODO figure out a way to get the actual limit of the open files)
	const dbCount = 3
	ethdb.OpenFileLimit = 128 / (dbCount + 1)

	newdb := config.NewDB
	if newdb == nil {
		newdb = func(path string) (common.Database, error) { return ethdb.NewLDBDatabase(path, config.DatabaseCache) }
	}
	blockDb, err := newdb(filepath.Join(config.DataDir, "blockchain"))
	if err != nil {
		return nil, fmt.Errorf("blockchain db err: %v", err)
	}
	if db, ok := blockDb.(*ethdb.LDBDatabase); ok {
		db.Meter("eth/db/block/")
	}
	stateDb, err := newdb(filepath.Join(config.DataDir, "state"))
	if err != nil {
		return nil, fmt.Errorf("state db err: %v", err)
	}
	if db, ok := stateDb.(*ethdb.LDBDatabase); ok {
		db.Meter("eth/db/state/")
	}
	extraDb, err := newdb(filepath.Join(config.DataDir, "extra"))
	if err != nil {
		return nil, fmt.Errorf("extra db err: %v", err)
	}
	if db, ok := extraDb.(*ethdb.LDBDatabase); ok {
		db.Meter("eth/db/extra/")
	}
	nodeDb := filepath.Join(config.DataDir, "nodes")
	glog.V(logger.Info).Infof("Protocol Versions: %v, Network Id: %v", ProtocolVersions, config.NetworkId)

	if len(config.GenesisFile) > 0 {
		fr, err := os.Open(config.GenesisFile)
		if err != nil {
			return nil, err
		}

		block, err := core.WriteGenesisBlock(stateDb, blockDb, fr)
		if err != nil {
			return nil, err
		}
		glog.V(logger.Info).Infof("Successfully wrote genesis block. New genesis hash = %x\n", block.Hash())
	}

	if config.Olympic {
		_, err := core.WriteTestNetGenesisBlock(stateDb, blockDb, 42)
		if err != nil {
			return nil, err
		}
		glog.V(logger.Error).Infoln("Starting Olympic network")
	}

	// This is for testing only.
	if config.GenesisBlock != nil {
		core.WriteBlock(blockDb, config.GenesisBlock)
		core.WriteHead(blockDb, config.GenesisBlock)
	}

	if !config.SkipBcVersionCheck {
		b, _ := blockDb.Get([]byte("BlockchainVersion"))
		bcVersion := int(common.NewValue(b).Uint())
		if bcVersion != config.BlockChainVersion && bcVersion != 0 {
			return nil, fmt.Errorf("Blockchain DB version mismatch (%d / %d). Run geth upgradedb.\n", bcVersion, config.BlockChainVersion)
		}
		saveBlockchainVersion(blockDb, config.BlockChainVersion)
	}
	glog.V(logger.Info).Infof("Blockchain DB Version: %d", config.BlockChainVersion)

	eth := &Ethereum{
		shutdownChan:            make(chan bool),
		databasesClosed:         make(chan bool),
		blockDb:                 blockDb,
		stateDb:                 stateDb,
		extraDb:                 extraDb,
		eventMux:                &event.TypeMux{},
		accountManager:          config.AccountManager,
		DataDir:                 config.DataDir,
		etherbase:               config.Etherbase,
		clientVersion:           config.Name, // TODO should separate from Name
		netVersionId:            config.NetworkId,
		NatSpec:                 config.NatSpec,
		MinerThreads:            config.MinerThreads,
		SolcPath:                config.SolcPath,
		AutoDAG:                 config.AutoDAG,
		PowTest:                 config.PowTest,
		GpoMinGasPrice:          config.GpoMinGasPrice,
		GpoMaxGasPrice:          config.GpoMaxGasPrice,
		GpoFullBlockRatio:       config.GpoFullBlockRatio,
		GpobaseStepDown:         config.GpobaseStepDown,
		GpobaseStepUp:           config.GpobaseStepUp,
		GpobaseCorrectionFactor: config.GpobaseCorrectionFactor,
	}

	if config.PowTest {
		glog.V(logger.Info).Infof("ethash used in test mode")
		eth.pow, err = ethash.NewForTesting()
		if err != nil {
			return nil, err
		}
	} else {
		eth.pow = ethash.New()
	}
	//genesis := core.GenesisBlock(uint64(config.GenesisNonce), stateDb)
	eth.chainManager, err = core.NewChainManager(blockDb, stateDb, extraDb, eth.pow, eth.EventMux())
	if err != nil {
		if err == core.ErrNoGenesis {
			return nil, fmt.Errorf(`Genesis block not found. Please supply a genesis block with the "--genesis /path/to/file" argument`)
		}

		return nil, err
	}
	eth.txPool = core.NewTxPool(eth.EventMux(), eth.chainManager.State, eth.chainManager.GasLimit)

	eth.blockProcessor = core.NewBlockProcessor(stateDb, extraDb, eth.pow, eth.chainManager, eth.EventMux())
	eth.chainManager.SetProcessor(eth.blockProcessor)
	eth.protocolManager = NewProtocolManager(config.NetworkId, eth.eventMux, eth.txPool, eth.pow, eth.chainManager)

	eth.miner = miner.New(eth, eth.EventMux(), eth.pow)
	eth.miner.SetGasPrice(config.GasPrice)

	extra := config.Name
	if uint64(len(extra)) > params.MaximumExtraDataSize.Uint64() {
		extra = extra[:params.MaximumExtraDataSize.Uint64()]
	}
	eth.miner.SetExtra([]byte(extra))

	if config.Shh {
		eth.whisper = whisper.New()
		eth.shhVersionId = int(eth.whisper.Version())
	}

	netprv, err := config.nodeKey()
	if err != nil {
		return nil, err
	}
	protocols := append([]p2p.Protocol{}, eth.protocolManager.SubProtocols...)
	if config.Shh {
		protocols = append(protocols, eth.whisper.Protocol())
	}
	eth.net = &p2p.Server{
		PrivateKey:      netprv,
		Name:            config.Name,
		MaxPeers:        config.MaxPeers,
		MaxPendingPeers: config.MaxPendingPeers,
		Discovery:       config.Discovery,
		Protocols:       protocols,
		NAT:             config.NAT,
		NoDial:          !config.Dial,
		BootstrapNodes:  config.parseBootNodes(),
		StaticNodes:     config.parseNodes(staticNodes),
		TrustedNodes:    config.parseNodes(trustedNodes),
		NodeDatabase:    nodeDb,
	}
	if len(config.Port) > 0 {
		eth.net.ListenAddr = ":" + config.Port
	}

	vm.Debug = config.VmDebug

	return eth, nil
}
Ejemplo n.º 3
0
func New(ctx *node.ServiceContext, config *Config) (*Ethereum, error) {
	// Open the chain database and perform any upgrades needed
	chainDb, err := ctx.OpenDatabase("chaindata", config.DatabaseCache, config.DatabaseHandles)
	if err != nil {
		return nil, err
	}
	if db, ok := chainDb.(*ethdb.LDBDatabase); ok {
		db.Meter("eth/db/chaindata/")
	}
	if err := upgradeChainDatabase(chainDb); err != nil {
		return nil, err
	}
	if err := addMipmapBloomBins(chainDb); err != nil {
		return nil, err
	}

	dappDb, err := ctx.OpenDatabase("dapp", config.DatabaseCache, config.DatabaseHandles)
	if err != nil {
		return nil, err
	}
	if db, ok := dappDb.(*ethdb.LDBDatabase); ok {
		db.Meter("eth/db/dapp/")
	}
	glog.V(logger.Info).Infof("Protocol Versions: %v, Network Id: %v", ProtocolVersions, config.NetworkId)

	// Load up any custom genesis block if requested
	if len(config.Genesis) > 0 {
		block, err := core.WriteGenesisBlock(chainDb, strings.NewReader(config.Genesis))
		if err != nil {
			return nil, err
		}
		glog.V(logger.Info).Infof("Successfully wrote custom genesis block: %x", block.Hash())
	}

	// Load up a test setup if directly injected
	if config.TestGenesisState != nil {
		chainDb = config.TestGenesisState
	}
	if config.TestGenesisBlock != nil {
		core.WriteTd(chainDb, config.TestGenesisBlock.Hash(), config.TestGenesisBlock.Difficulty())
		core.WriteBlock(chainDb, config.TestGenesisBlock)
		core.WriteCanonicalHash(chainDb, config.TestGenesisBlock.Hash(), config.TestGenesisBlock.NumberU64())
		core.WriteHeadBlockHash(chainDb, config.TestGenesisBlock.Hash())
	}

	if !config.SkipBcVersionCheck {
		bcVersion := core.GetBlockChainVersion(chainDb)
		if bcVersion != config.BlockChainVersion && bcVersion != 0 {
			return nil, fmt.Errorf("Blockchain DB version mismatch (%d / %d). Run geth upgradedb.\n", bcVersion, config.BlockChainVersion)
		}
		core.WriteBlockChainVersion(chainDb, config.BlockChainVersion)
	}
	glog.V(logger.Info).Infof("Blockchain DB Version: %d", config.BlockChainVersion)

	eth := &Ethereum{
		shutdownChan:            make(chan bool),
		chainDb:                 chainDb,
		dappDb:                  dappDb,
		eventMux:                ctx.EventMux,
		accountManager:          config.AccountManager,
		etherbase:               config.Etherbase,
		netVersionId:            config.NetworkId,
		NatSpec:                 config.NatSpec,
		MinerThreads:            config.MinerThreads,
		SolcPath:                config.SolcPath,
		AutoDAG:                 config.AutoDAG,
		PowTest:                 config.PowTest,
		GpoMinGasPrice:          config.GpoMinGasPrice,
		GpoMaxGasPrice:          config.GpoMaxGasPrice,
		GpoFullBlockRatio:       config.GpoFullBlockRatio,
		GpobaseStepDown:         config.GpobaseStepDown,
		GpobaseStepUp:           config.GpobaseStepUp,
		GpobaseCorrectionFactor: config.GpobaseCorrectionFactor,
		httpclient:              httpclient.New(config.DocRoot),
	}
	switch {
	case config.PowTest:
		glog.V(logger.Info).Infof("ethash used in test mode")
		eth.pow, err = ethash.NewForTesting()
		if err != nil {
			return nil, err
		}
	case config.PowShared:
		glog.V(logger.Info).Infof("ethash used in shared mode")
		eth.pow = ethash.NewShared()

	default:
		eth.pow = ethash.New()
	}

	// load the genesis block or write a new one if no genesis
	// block is prenent in the database.
	genesis := core.GetBlock(chainDb, core.GetCanonicalHash(chainDb, 0))
	if genesis == nil {
		genesis, err = core.WriteDefaultGenesisBlock(chainDb)
		if err != nil {
			return nil, err
		}
		glog.V(logger.Info).Infoln("WARNING: Wrote default ethereum genesis block")
	}

	if config.ChainConfig == nil {
		return nil, errors.New("missing chain config")
	}
	eth.chainConfig = config.ChainConfig
	eth.chainConfig.VmConfig = vm.Config{
		EnableJit: config.EnableJit,
		ForceJit:  config.ForceJit,
	}

	eth.blockchain, err = core.NewBlockChain(chainDb, eth.chainConfig, eth.pow, eth.EventMux())
	if err != nil {
		if err == core.ErrNoGenesis {
			return nil, fmt.Errorf(`No chain found. Please initialise a new chain using the "init" subcommand.`)
		}
		return nil, err
	}
	eth.gpo = NewGasPriceOracle(eth)

	newPool := core.NewTxPool(eth.chainConfig, eth.EventMux(), eth.blockchain.State, eth.blockchain.GasLimit)
	eth.txPool = newPool

	if eth.protocolManager, err = NewProtocolManager(eth.chainConfig, config.FastSync, config.NetworkId, eth.eventMux, eth.txPool, eth.pow, eth.blockchain, chainDb); err != nil {
		return nil, err
	}
	eth.miner = miner.New(eth, eth.chainConfig, eth.EventMux(), eth.pow)
	eth.miner.SetGasPrice(config.GasPrice)
	eth.miner.SetExtra(config.ExtraData)

	return eth, nil
}
Ejemplo n.º 4
0
func New(ctx *node.ServiceContext, config *Config) (*Ethereum, error) {
	// Let the database take 3/4 of the max open files (TODO figure out a way to get the actual limit of the open files)
	const dbCount = 3
	ethdb.OpenFileLimit = 128 / (dbCount + 1)

	// Open the chain database and perform any upgrades needed
	chainDb, err := ctx.OpenDatabase("chaindata", config.DatabaseCache)
	if err != nil {
		return nil, err
	}
	if db, ok := chainDb.(*ethdb.LDBDatabase); ok {
		db.Meter("eth/db/chaindata/")
	}
	if err := upgradeChainDatabase(chainDb); err != nil {
		return nil, err
	}
	if err := addMipmapBloomBins(chainDb); err != nil {
		return nil, err
	}

	dappDb, err := ctx.OpenDatabase("dapp", config.DatabaseCache)
	if err != nil {
		return nil, err
	}
	if db, ok := dappDb.(*ethdb.LDBDatabase); ok {
		db.Meter("eth/db/dapp/")
	}
	glog.V(logger.Info).Infof("Protocol Versions: %v, Network Id: %v", ProtocolVersions, config.NetworkId)

	// Load up any custom genesis block if requested
	if len(config.Genesis) > 0 {
		block, err := core.WriteGenesisBlock(chainDb, strings.NewReader(config.Genesis))
		if err != nil {
			return nil, err
		}
		glog.V(logger.Info).Infof("Successfully wrote custom genesis block: %x", block.Hash())
	}
	// Load up a test setup if directly injected
	if config.TestGenesisState != nil {
		chainDb = config.TestGenesisState
	}
	if config.TestGenesisBlock != nil {
		core.WriteTd(chainDb, config.TestGenesisBlock.Hash(), config.TestGenesisBlock.Difficulty())
		core.WriteBlock(chainDb, config.TestGenesisBlock)
		core.WriteCanonicalHash(chainDb, config.TestGenesisBlock.Hash(), config.TestGenesisBlock.NumberU64())
		core.WriteHeadBlockHash(chainDb, config.TestGenesisBlock.Hash())
	}

	if !config.SkipBcVersionCheck {
		bcVersion := core.GetBlockChainVersion(chainDb)
		if bcVersion != config.BlockChainVersion && bcVersion != 0 {
			return nil, fmt.Errorf("Blockchain DB version mismatch (%d / %d). Run geth upgradedb.\n", bcVersion, config.BlockChainVersion)
		}
		core.WriteBlockChainVersion(chainDb, config.BlockChainVersion)
	}
	glog.V(logger.Info).Infof("Blockchain DB Version: %d", config.BlockChainVersion)

	eth := &Ethereum{
		shutdownChan:            make(chan bool),
		chainDb:                 chainDb,
		dappDb:                  dappDb,
		eventMux:                ctx.EventMux,
		accountManager:          config.AccountManager,
		etherbase:               config.Etherbase,
		netVersionId:            config.NetworkId,
		NatSpec:                 config.NatSpec,
		MinerThreads:            config.MinerThreads,
		SolcPath:                config.SolcPath,
		AutoDAG:                 config.AutoDAG,
		PowTest:                 config.PowTest,
		GpoMinGasPrice:          config.GpoMinGasPrice,
		GpoMaxGasPrice:          config.GpoMaxGasPrice,
		GpoFullBlockRatio:       config.GpoFullBlockRatio,
		GpobaseStepDown:         config.GpobaseStepDown,
		GpobaseStepUp:           config.GpobaseStepUp,
		GpobaseCorrectionFactor: config.GpobaseCorrectionFactor,
		httpclient:              httpclient.New(config.DocRoot),
	}
	switch {
	case config.PowTest:
		glog.V(logger.Info).Infof("ethash used in test mode")
		eth.pow, err = ethash.NewForTesting()
		if err != nil {
			return nil, err
		}
	case config.PowShared:
		glog.V(logger.Info).Infof("ethash used in shared mode")
		eth.pow = ethash.NewShared()

	default:
		eth.pow = ethash.New()
	}
	//genesis := core.GenesisBlock(uint64(config.GenesisNonce), stateDb)
	eth.blockchain, err = core.NewBlockChain(chainDb, eth.pow, eth.EventMux())
	if err != nil {
		if err == core.ErrNoGenesis {
			return nil, fmt.Errorf(`Genesis block not found. Please supply a genesis block with the "--genesis /path/to/file" argument`)
		}
		return nil, err
	}
	newPool := core.NewTxPool(eth.EventMux(), eth.blockchain.State, eth.blockchain.GasLimit)
	eth.txPool = newPool

	if eth.protocolManager, err = NewProtocolManager(config.FastSync, config.NetworkId, eth.eventMux, eth.txPool, eth.pow, eth.blockchain, chainDb); err != nil {
		return nil, err
	}
	eth.miner = miner.New(eth, eth.EventMux(), eth.pow)
	eth.miner.SetGasPrice(config.GasPrice)
	eth.miner.SetExtra(config.ExtraData)

	return eth, nil
}
Ejemplo n.º 5
0
func New(config *Config) (*Ethereum, error) {
	logger.New(config.DataDir, config.LogFile, config.Verbosity)

	// Let the database take 3/4 of the max open files (TODO figure out a way to get the actual limit of the open files)
	const dbCount = 3
	ethdb.OpenFileLimit = 128 / (dbCount + 1)

	newdb := config.NewDB
	if newdb == nil {
		newdb = func(path string) (ethdb.Database, error) { return ethdb.NewLDBDatabase(path, config.DatabaseCache) }
	}

	// Open the chain database and perform any upgrades needed
	chainDb, err := newdb(filepath.Join(config.DataDir, "chaindata"))
	if err != nil {
		if errno, ok := err.(syscall.Errno); ok && datadirInUseErrnos[uint(errno)] {
			err = fmt.Errorf("%v (check if another instance of geth is already running with the same data directory '%s')", err, config.DataDir)
		}
		return nil, fmt.Errorf("blockchain db err: %v", err)
	}
	if db, ok := chainDb.(*ethdb.LDBDatabase); ok {
		db.Meter("eth/db/chaindata/")
	}
	if err := upgradeChainDatabase(chainDb); err != nil {
		return nil, err
	}
	if err := addMipmapBloomBins(chainDb); err != nil {
		return nil, err
	}

	dappDb, err := newdb(filepath.Join(config.DataDir, "dapp"))
	if err != nil {
		if errno, ok := err.(syscall.Errno); ok && datadirInUseErrnos[uint(errno)] {
			err = fmt.Errorf("%v (check if another instance of geth is already running with the same data directory '%s')", err, config.DataDir)
		}
		return nil, fmt.Errorf("dapp db err: %v", err)
	}
	if db, ok := dappDb.(*ethdb.LDBDatabase); ok {
		db.Meter("eth/db/dapp/")
	}

	nodeDb := filepath.Join(config.DataDir, "nodes")
	glog.V(logger.Info).Infof("Protocol Versions: %v, Network Id: %v", ProtocolVersions, config.NetworkId)

	if len(config.GenesisFile) > 0 {
		fr, err := os.Open(config.GenesisFile)
		if err != nil {
			return nil, err
		}

		block, err := core.WriteGenesisBlock(chainDb, fr)
		if err != nil {
			return nil, err
		}
		glog.V(logger.Info).Infof("Successfully wrote genesis block. New genesis hash = %x\n", block.Hash())
	}

	// different modes
	switch {
	case config.Olympic:
		glog.V(logger.Error).Infoln("Starting Olympic network")
		fallthrough
	case config.DevMode:
		_, err := core.WriteOlympicGenesisBlock(chainDb, 42)
		if err != nil {
			return nil, err
		}
	case config.TestNet:
		state.StartingNonce = 1048576 // (2**20)
		_, err := core.WriteTestNetGenesisBlock(chainDb, 0x6d6f7264656e)
		if err != nil {
			return nil, err
		}
	}
	// This is for testing only.
	if config.GenesisBlock != nil {
		core.WriteTd(chainDb, config.GenesisBlock.Hash(), config.GenesisBlock.Difficulty())
		core.WriteBlock(chainDb, config.GenesisBlock)
		core.WriteCanonicalHash(chainDb, config.GenesisBlock.Hash(), config.GenesisBlock.NumberU64())
		core.WriteHeadBlockHash(chainDb, config.GenesisBlock.Hash())
	}

	if !config.SkipBcVersionCheck {
		b, _ := chainDb.Get([]byte("BlockchainVersion"))
		bcVersion := int(common.NewValue(b).Uint())
		if bcVersion != config.BlockChainVersion && bcVersion != 0 {
			return nil, fmt.Errorf("Blockchain DB version mismatch (%d / %d). Run geth upgradedb.\n", bcVersion, config.BlockChainVersion)
		}
		saveBlockchainVersion(chainDb, config.BlockChainVersion)
	}
	glog.V(logger.Info).Infof("Blockchain DB Version: %d", config.BlockChainVersion)

	eth := &Ethereum{
		shutdownChan:            make(chan bool),
		chainDb:                 chainDb,
		dappDb:                  dappDb,
		eventMux:                &event.TypeMux{},
		accountManager:          config.AccountManager,
		DataDir:                 config.DataDir,
		etherbase:               config.Etherbase,
		clientVersion:           config.Name, // TODO should separate from Name
		netVersionId:            config.NetworkId,
		NatSpec:                 config.NatSpec,
		MinerThreads:            config.MinerThreads,
		SolcPath:                config.SolcPath,
		AutoDAG:                 config.AutoDAG,
		PowTest:                 config.PowTest,
		GpoMinGasPrice:          config.GpoMinGasPrice,
		GpoMaxGasPrice:          config.GpoMaxGasPrice,
		GpoFullBlockRatio:       config.GpoFullBlockRatio,
		GpobaseStepDown:         config.GpobaseStepDown,
		GpobaseStepUp:           config.GpobaseStepUp,
		GpobaseCorrectionFactor: config.GpobaseCorrectionFactor,
		httpclient:              httpclient.New(config.DocRoot),
	}

	if config.PowTest {
		glog.V(logger.Info).Infof("ethash used in test mode")
		eth.pow, err = ethash.NewForTesting()
		if err != nil {
			return nil, err
		}
	} else {
		eth.pow = ethash.New()
	}
	//genesis := core.GenesisBlock(uint64(config.GenesisNonce), stateDb)
	eth.blockchain, err = core.NewBlockChain(chainDb, eth.pow, eth.EventMux())
	if err != nil {
		if err == core.ErrNoGenesis {
			return nil, fmt.Errorf(`Genesis block not found. Please supply a genesis block with the "--genesis /path/to/file" argument`)
		}
		return nil, err
	}
	newPool := core.NewTxPool(eth.EventMux(), eth.blockchain.State, eth.blockchain.GasLimit)
	eth.txPool = newPool

	if eth.protocolManager, err = NewProtocolManager(config.FastSync, config.NetworkId, eth.eventMux, eth.txPool, eth.pow, eth.blockchain, chainDb); err != nil {
		return nil, err
	}
	eth.miner = miner.New(eth, eth.EventMux(), eth.pow)
	eth.miner.SetGasPrice(config.GasPrice)
	eth.miner.SetExtra(config.ExtraData)

	if config.Shh {
		eth.whisper = whisper.New()
		eth.shhVersionId = int(eth.whisper.Version())
	}

	netprv, err := config.nodeKey()
	if err != nil {
		return nil, err
	}
	protocols := append([]p2p.Protocol{}, eth.protocolManager.SubProtocols...)
	if config.Shh {
		protocols = append(protocols, eth.whisper.Protocol())
	}
	eth.net = &p2p.Server{
		PrivateKey:      netprv,
		Name:            config.Name,
		MaxPeers:        config.MaxPeers,
		MaxPendingPeers: config.MaxPendingPeers,
		Discovery:       config.Discovery,
		Protocols:       protocols,
		NAT:             config.NAT,
		NoDial:          !config.Dial,
		BootstrapNodes:  config.parseBootNodes(),
		StaticNodes:     config.parseNodes(staticNodes),
		TrustedNodes:    config.parseNodes(trustedNodes),
		NodeDatabase:    nodeDb,
	}
	if len(config.Port) > 0 {
		eth.net.ListenAddr = ":" + config.Port
	}

	vm.Debug = config.VmDebug

	return eth, nil
}