Merge branch 'fjl-poc8-net-integration' into develop

12 files changed, 218 insertions, 153 deletions

diff --git a/cmd/bootnode/main.go b/cmd/bootnode/main.go
new file mode 100644
index 000000000..dda9f34d4
--- /dev/null
+++ b/cmd/bootnode/main.go
@@ -0,0 +1,93 @@
+/*
+	This file is part of go-ethereum
+
+	go-ethereum is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	go-ethereum 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 General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with go-ethereum.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+// Command bootnode runs a bootstrap node for the Discovery Protocol.
+package main
+
+import (
+	"crypto/ecdsa"
+	"encoding/hex"
+	"flag"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"os"
+
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/logger"
+	"github.com/ethereum/go-ethereum/p2p/discover"
+	"github.com/ethereum/go-ethereum/p2p/nat"
+)
+
+func main() {
+	var (
+		listenAddr  = flag.String("addr", ":30301", "listen address")
+		genKey      = flag.String("genkey", "", "generate a node key and quit")
+		nodeKeyFile = flag.String("nodekey", "", "private key filename")
+		nodeKeyHex  = flag.String("nodekeyhex", "", "private key as hex (for testing)")
+		natdesc     = flag.String("nat", "none", "port mapping mechanism (any|none|upnp|pmp|extip:<IP>)")
+
+		nodeKey *ecdsa.PrivateKey
+		err     error
+	)
+	flag.Parse()
+	logger.AddLogSystem(logger.NewStdLogSystem(os.Stdout, log.LstdFlags, logger.DebugLevel))
+
+	if *genKey != "" {
+		writeKey(*genKey)
+		os.Exit(0)
+	}
+
+	natm, err := nat.Parse(*natdesc)
+	if err != nil {
+		log.Fatalf("-nat: %v", err)
+	}
+	switch {
+	case *nodeKeyFile == "" && *nodeKeyHex == "":
+		log.Fatal("Use -nodekey or -nodekeyhex to specify a private key")
+	case *nodeKeyFile != "" && *nodeKeyHex != "":
+		log.Fatal("Options -nodekey and -nodekeyhex are mutually exclusive")
+	case *nodeKeyFile != "":
+		if nodeKey, err = crypto.LoadECDSA(*nodeKeyFile); err != nil {
+			log.Fatalf("-nodekey: %v", err)
+		}
+	case *nodeKeyHex != "":
+		if nodeKey, err = crypto.HexToECDSA(*nodeKeyHex); err != nil {
+			log.Fatalf("-nodekeyhex: %v", err)
+		}
+	}
+
+	if _, err := discover.ListenUDP(nodeKey, *listenAddr, natm); err != nil {
+		log.Fatal(err)
+	}
+	select {}
+}
+
+func writeKey(target string) {
+	key, err := crypto.GenerateKey()
+	if err != nil {
+		log.Fatal("could not generate key: %v", err)
+	}
+	b := crypto.FromECDSA(key)
+	if target == "-" {
+		fmt.Println(hex.EncodeToString(b))
+	} else {
+		if err := ioutil.WriteFile(target, b, 0600); err != nil {
+			log.Fatal("write error: ", err)
+		}
+	}
+}
diff --git a/cmd/ethereum/flags.go b/cmd/ethereum/flags.go
index bcdd7aa84..1e6869a69 100644
--- a/cmd/ethereum/flags.go
+++ b/cmd/ethereum/flags.go
@@ -21,6 +21,7 @@
 package main
 
 import (
+	"crypto/ecdsa"
 	"flag"
 	"fmt"
 	"log"
@@ -28,7 +29,9 @@ import (
 	"os/user"
 	"path"
 
+	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/logger"
+	"github.com/ethereum/go-ethereum/p2p/nat"
 	"github.com/ethereum/go-ethereum/vm"
 )
 
@@ -42,14 +45,14 @@ var (
 	StartWebSockets bool
 	RpcPort         int
 	WsPort          int
-	NatType         string
-	PMPGateway      string
 	OutboundPort    string
 	ShowGenesis     bool
 	AddPeer         string
 	MaxPeer         int
 	GenAddr         bool
-	SeedNode        string
+	BootNodes       string
+	NodeKey         *ecdsa.PrivateKey
+	NAT             nat.Interface
 	SecretFile      string
 	ExportDir       string
 	NonInteractive  bool
@@ -84,6 +87,7 @@ func defaultDataDir() string {
 var defaultConfigFile = path.Join(defaultDataDir(), "conf.ini")
 
 func Init() {
+	// TODO: move common flag processing to cmd/util
 	flag.Usage = func() {
 		fmt.Fprintf(os.Stderr, "%s [options] [filename]:\noptions precedence: default < config file < environment variables < command line\n", os.Args[0])
 		flag.PrintDefaults()
@@ -93,18 +97,12 @@ func Init() {
 	flag.StringVar(&Identifier, "id", "", "Custom client identifier")
 	flag.StringVar(&KeyRing, "keyring", "", "identifier for keyring to use")
 	flag.StringVar(&KeyStore, "keystore", "db", "system to store keyrings: db|file (db)")
-	flag.StringVar(&OutboundPort, "port", "30303", "listening port")
-	flag.StringVar(&NatType, "nat", "", "NAT support (UPNP|PMP) (none)")
-	flag.StringVar(&PMPGateway, "pmp", "", "Gateway IP for PMP")
-	flag.IntVar(&MaxPeer, "maxpeer", 30, "maximum desired peers")
+
 	flag.IntVar(&RpcPort, "rpcport", 8545, "port to start json-rpc server on")
 	flag.IntVar(&WsPort, "wsport", 40404, "port to start websocket rpc server on")
 	flag.BoolVar(&StartRpc, "rpc", false, "start rpc server")
 	flag.BoolVar(&StartWebSockets, "ws", false, "start websocket server")
 	flag.BoolVar(&NonInteractive, "y", false, "non-interactive mode (say yes to confirmations)")
-	flag.StringVar(&SeedNode, "seednode", "poc-8.ethdev.com:30303", "ip:port of seed node to connect to. Set to blank for skip")
-	flag.BoolVar(&SHH, "shh", true, "whisper protocol (on)")
-	flag.BoolVar(&Dial, "dial", true, "dial out connections (on)")
 	flag.BoolVar(&GenAddr, "genaddr", false, "create a new priv/pub key")
 	flag.StringVar(&SecretFile, "import", "", "imports the file given (hex or mnemonic formats)")
 	flag.StringVar(&ExportDir, "export", "", "exports the session keyring to files in the directory given")
@@ -127,8 +125,38 @@ func Init() {
 	flag.BoolVar(&StartJsConsole, "js", false, "launches javascript console")
 	flag.BoolVar(&PrintVersion, "version", false, "prints version number")
 
+	// Network stuff
+	var (
+		nodeKeyFile = flag.String("nodekey", "", "network private key file")
+		nodeKeyHex  = flag.String("nodekeyhex", "", "network private key (for testing)")
+		natstr      = flag.String("nat", "any", "port mapping mechanism (any|none|upnp|pmp|extip:<IP>)")
+	)
+	flag.BoolVar(&Dial, "dial", true, "dial out connections (default on)")
+	flag.BoolVar(&SHH, "shh", true, "run whisper protocol (default on)")
+	flag.StringVar(&OutboundPort, "port", "30303", "listening port")
+
+	flag.StringVar(&BootNodes, "bootnodes", "", "space-separated node URLs for discovery bootstrap")
+	flag.IntVar(&MaxPeer, "maxpeer", 30, "maximum desired peers")
+
 	flag.Parse()
 
+	var err error
+	if NAT, err = nat.Parse(*natstr); err != nil {
+		log.Fatalf("-nat: %v", err)
+	}
+	switch {
+	case *nodeKeyFile != "" && *nodeKeyHex != "":
+		log.Fatal("Options -nodekey and -nodekeyhex are mutually exclusive")
+	case *nodeKeyFile != "":
+		if NodeKey, err = crypto.LoadECDSA(*nodeKeyFile); err != nil {
+			log.Fatalf("-nodekey: %v", err)
+		}
+	case *nodeKeyHex != "":
+		if NodeKey, err = crypto.HexToECDSA(*nodeKeyHex); err != nil {
+			log.Fatalf("-nodekeyhex: %v", err)
+		}
+	}
+
 	if VmType >= int(vm.MaxVmTy) {
 		log.Fatal("Invalid VM type ", VmType)
 	}
diff --git a/cmd/ethereum/main.go b/cmd/ethereum/main.go
index f8851ecd3..d2b3418cd 100644
--- a/cmd/ethereum/main.go
+++ b/cmd/ethereum/main.go
@@ -31,6 +31,7 @@ import (
 	"github.com/ethereum/go-ethereum/eth"
 	"github.com/ethereum/go-ethereum/ethutil"
 	"github.com/ethereum/go-ethereum/logger"
+	"github.com/ethereum/go-ethereum/p2p"
 	"github.com/ethereum/go-ethereum/state"
 )
 
@@ -61,21 +62,19 @@ func main() {
 	utils.InitConfig(VmType, ConfigFile, Datadir, "ETH")
 
 	ethereum, err := eth.New(&eth.Config{
-		Name:       ClientIdentifier,
-		Version:    Version,
-		KeyStore:   KeyStore,
-		DataDir:    Datadir,
-		LogFile:    LogFile,
-		LogLevel:   LogLevel,
-		LogFormat:  LogFormat,
-		Identifier: Identifier,
-		MaxPeers:   MaxPeer,
-		Port:       OutboundPort,
-		NATType:    PMPGateway,
-		PMPGateway: PMPGateway,
-		KeyRing:    KeyRing,
-		Shh:        SHH,
-		Dial:       Dial,
+		Name:      p2p.MakeName(ClientIdentifier, Version),
+		KeyStore:  KeyStore,
+		DataDir:   Datadir,
+		LogFile:   LogFile,
+		LogLevel:  LogLevel,
+		MaxPeers:  MaxPeer,
+		Port:      OutboundPort,
+		NAT:       NAT,
+		KeyRing:   KeyRing,
+		Shh:       SHH,
+		Dial:      Dial,
+		BootNodes: BootNodes,
+		NodeKey:   NodeKey,
 	})
 
 	if err != nil {
@@ -135,7 +134,7 @@ func main() {
 		utils.StartWebSockets(ethereum, WsPort)
 	}
 
-	utils.StartEthereum(ethereum, SeedNode)
+	utils.StartEthereum(ethereum)
 
 	if StartJsConsole {
 		InitJsConsole(ethereum)
diff --git a/cmd/mist/assets/examples/coin.html b/cmd/mist/assets/examples/coin.html
index 546c6f13f..99e0c7643 100644
--- a/cmd/mist/assets/examples/coin.html
+++ b/cmd/mist/assets/examples/coin.html
@@ -79,6 +79,12 @@
 	contract.received({from: eth.coinbase}).changed(function() {
 		refresh();
 	});
+
+	var ev = contract.SingleTransact({})
+	ev.watch(function(log) {
+	someElement.innerHTML += "tnaheousnthaoeu";
+	});
+	
 	eth.watch('chain').changed(function() {
 		refresh();
 	});
diff --git a/cmd/mist/assets/qml/views/info.qml b/cmd/mist/assets/qml/views/info.qml
index 14ee0bce1..b2d2f521c 100644
--- a/cmd/mist/assets/qml/views/info.qml
+++ b/cmd/mist/assets/qml/views/info.qml
@@ -32,18 +32,6 @@ Rectangle {
 			width: 500
 		}
 
-		Label {
-			text: "Client ID"
-		}
-		TextField {
-			text: gui.getCustomIdentifier()
-			width: 500
-			placeholderText: "Anonymous"
-			onTextChanged: {
-				gui.setCustomIdentifier(text)
-			}
-		}
-
 		TextArea {
 			objectName: "statsPane"
 			width: parent.width
diff --git a/cmd/mist/bindings.go b/cmd/mist/bindings.go
index 706c789b1..9623538a3 100644
--- a/cmd/mist/bindings.go
+++ b/cmd/mist/bindings.go
@@ -64,15 +64,6 @@ func (gui *Gui) Transact(recipient, value, gas, gasPrice, d string) (string, err
 	return gui.xeth.Transact(recipient, value, gas, gasPrice, data)
 }
 
-func (gui *Gui) SetCustomIdentifier(customIdentifier string) {
-	gui.clientIdentity.SetCustomIdentifier(customIdentifier)
-	gui.config.Save("id", customIdentifier)
-}
-
-func (gui *Gui) GetCustomIdentifier() string {
-	return gui.clientIdentity.GetCustomIdentifier()
-}
-
 // functions that allow Gui to implement interface guilogger.LogSystem
 func (gui *Gui) SetLogLevel(level logger.LogLevel) {
 	gui.logLevel = level
diff --git a/cmd/mist/flags.go b/cmd/mist/flags.go
index f042b39b0..eb280f71b 100644
--- a/cmd/mist/flags.go
+++ b/cmd/mist/flags.go
@@ -21,6 +21,7 @@
 package main
 
 import (
+	"crypto/ecdsa"
 	"flag"
 	"fmt"
 	"log"
@@ -31,7 +32,9 @@ import (
 	"runtime"
 
 	"bitbucket.org/kardianos/osext"
+	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/logger"
+	"github.com/ethereum/go-ethereum/p2p/nat"
 	"github.com/ethereum/go-ethereum/vm"
 )
 
@@ -39,19 +42,18 @@ var (
 	Identifier      string
 	KeyRing         string
 	KeyStore        string
-	PMPGateway      string
 	StartRpc        bool
 	StartWebSockets bool
 	RpcPort         int
 	WsPort          int
-	UseUPnP         bool
-	NatType         string
 	OutboundPort    string
 	ShowGenesis     bool
 	AddPeer         string
 	MaxPeer         int
 	GenAddr         bool
-	SeedNode        string
+	BootNodes       string
+	NodeKey         *ecdsa.PrivateKey
+	NAT             nat.Interface
 	SecretFile      string
 	ExportDir       string
 	NonInteractive  bool
@@ -99,6 +101,7 @@ func defaultDataDir() string {
 var defaultConfigFile = path.Join(defaultDataDir(), "conf.ini")
 
 func Init() {
+	// TODO: move common flag processing to cmd/utils
 	flag.Usage = func() {
 		fmt.Fprintf(os.Stderr, "%s [options] [filename]:\noptions precedence: default < config file < environment variables < command line\n", os.Args[0])
 		flag.PrintDefaults()
@@ -108,30 +111,51 @@ func Init() {
 	flag.StringVar(&Identifier, "id", "", "Custom client identifier")
 	flag.StringVar(&KeyRing, "keyring", "", "identifier for keyring to use")
 	flag.StringVar(&KeyStore, "keystore", "db", "system to store keyrings: db|file (db)")
-	flag.StringVar(&OutboundPort, "port", "30303", "listening port")
-	flag.BoolVar(&UseUPnP, "upnp", true, "enable UPnP support")
-	flag.IntVar(&MaxPeer, "maxpeer", 30, "maximum desired peers")
 	flag.IntVar(&RpcPort, "rpcport", 8545, "port to start json-rpc server on")
 	flag.IntVar(&WsPort, "wsport", 40404, "port to start websocket rpc server on")
 	flag.BoolVar(&StartRpc, "rpc", true, "start rpc server")
 	flag.BoolVar(&StartWebSockets, "ws", false, "start websocket server")
 	flag.BoolVar(&NonInteractive, "y", false, "non-interactive mode (say yes to confirmations)")
-	flag.StringVar(&SeedNode, "seednode", "poc-8.ethdev.com:30303", "ip:port of seed node to connect to. Set to blank for skip")
 	flag.BoolVar(&GenAddr, "genaddr", false, "create a new priv/pub key")
-	flag.StringVar(&NatType, "nat", "", "NAT support (UPNP|PMP) (none)")
 	flag.StringVar(&SecretFile, "import", "", "imports the file given (hex or mnemonic formats)")
 	flag.StringVar(&ExportDir, "export", "", "exports the session keyring to files in the directory given")
 	flag.StringVar(&LogFile, "logfile", "", "log file (defaults to standard output)")
 	flag.StringVar(&Datadir, "datadir", defaultDataDir(), "specifies the datadir to use")
-	flag.StringVar(&PMPGateway, "pmp", "", "Gateway IP for PMP")
 	flag.StringVar(&ConfigFile, "conf", defaultConfigFile, "config file")
 	flag.StringVar(&DebugFile, "debug", "", "debug file (no debugging if not set)")
 	flag.IntVar(&LogLevel, "loglevel", int(logger.InfoLevel), "loglevel: 0-5: silent,error,warn,info,debug,debug detail)")
 
 	flag.StringVar(&AssetPath, "asset_path", defaultAssetPath(), "absolute path to GUI assets directory")
 
+	// Network stuff
+	var (
+		nodeKeyFile = flag.String("nodekey", "", "network private key file")
+		nodeKeyHex  = flag.String("nodekeyhex", "", "network private key (for testing)")
+		natstr      = flag.String("nat", "any", "port mapping mechanism (any|none|upnp|pmp|extip:<IP>)")
+	)
+	flag.StringVar(&OutboundPort, "port", "30303", "listening port")
+	flag.StringVar(&BootNodes, "bootnodes", "", "space-separated node URLs for discovery bootstrap")
+	flag.IntVar(&MaxPeer, "maxpeer", 30, "maximum desired peers")
+
 	flag.Parse()
 
+	var err error
+	if NAT, err = nat.Parse(*natstr); err != nil {
+		log.Fatalf("-nat: %v", err)
+	}
+	switch {
+	case *nodeKeyFile != "" && *nodeKeyHex != "":
+		log.Fatal("Options -nodekey and -nodekeyhex are mutually exclusive")
+	case *nodeKeyFile != "":
+		if NodeKey, err = crypto.LoadECDSA(*nodeKeyFile); err != nil {
+			log.Fatalf("-nodekey: %v", err)
+		}
+	case *nodeKeyHex != "":
+		if NodeKey, err = crypto.HexToECDSA(*nodeKeyHex); err != nil {
+			log.Fatalf("-nodekeyhex: %v", err)
+		}
+	}
+
 	if VmType >= int(vm.MaxVmTy) {
 		log.Fatal("Invalid VM type ", VmType)
 	}
diff --git a/cmd/mist/gui.go b/cmd/mist/gui.go
index edc799abc..dee99859c 100644
--- a/cmd/mist/gui.go
+++ b/cmd/mist/gui.go
@@ -41,7 +41,6 @@ import (
 	"github.com/ethereum/go-ethereum/ethutil"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/miner"
-	"github.com/ethereum/go-ethereum/p2p"
 	"github.com/ethereum/go-ethereum/ui/qt/qwhisper"
 	"github.com/ethereum/go-ethereum/xeth"
 	"github.com/obscuren/qml"
@@ -77,9 +76,8 @@ type Gui struct {
 
 	xeth *xeth.XEth
 
-	Session        string
-	clientIdentity *p2p.SimpleClientIdentity
-	config         *ethutil.ConfigManager
+	Session string
+	config  *ethutil.ConfigManager
 
 	plugins map[string]plugin
 
@@ -87,7 +85,7 @@ type Gui struct {
 }
 
 // Create GUI, but doesn't start it
-func NewWindow(ethereum *eth.Ethereum, config *ethutil.ConfigManager, clientIdentity *p2p.SimpleClientIdentity, session string, logLevel int) *Gui {
+func NewWindow(ethereum *eth.Ethereum, config *ethutil.ConfigManager, session string, logLevel int) *Gui {
 	db, err := ethdb.NewLDBDatabase("tx_database")
 	if err != nil {
 		panic(err)
@@ -95,15 +93,14 @@ func NewWindow(ethereum *eth.Ethereum, config *ethutil.ConfigManager, clientIden
 
 	xeth := xeth.New(ethereum)
 	gui := &Gui{eth: ethereum,
-		txDb:           db,
-		xeth:           xeth,
-		logLevel:       logger.LogLevel(logLevel),
-		Session:        session,
-		open:           false,
-		clientIdentity: clientIdentity,
-		config:         config,
-		plugins:        make(map[string]plugin),
-		serviceEvents:  make(chan ServEv, 1),
+		txDb:          db,
+		xeth:          xeth,
+		logLevel:      logger.LogLevel(logLevel),
+		Session:       session,
+		open:          false,
+		config:        config,
+		plugins:       make(map[string]plugin),
+		serviceEvents: make(chan ServEv, 1),
 	}
 	data, _ := ethutil.ReadAllFile(path.Join(ethutil.Config.ExecPath, "plugins.json"))
 	json.Unmarshal([]byte(data), &gui.plugins)
diff --git a/cmd/mist/main.go b/cmd/mist/main.go
index 66872a241..52b5e4e94 100644
--- a/cmd/mist/main.go
+++ b/cmd/mist/main.go
@@ -52,19 +52,18 @@ func run() error {
 	config := utils.InitConfig(VmType, ConfigFile, Datadir, "ETH")
 
 	ethereum, err := eth.New(&eth.Config{
-		Name:       ClientIdentifier,
-		Version:    Version,
-		KeyStore:   KeyStore,
-		DataDir:    Datadir,
-		LogFile:    LogFile,
-		LogLevel:   LogLevel,
-		Identifier: Identifier,
-		MaxPeers:   MaxPeer,
-		Port:       OutboundPort,
-		NATType:    PMPGateway,
-		PMPGateway: PMPGateway,
-		KeyRing:    KeyRing,
-		Dial:       true,
+		Name:      p2p.MakeName(ClientIdentifier, Version),
+		KeyStore:  KeyStore,
+		DataDir:   Datadir,
+		LogFile:   LogFile,
+		LogLevel:  LogLevel,
+		MaxPeers:  MaxPeer,
+		Port:      OutboundPort,
+		NAT:       NAT,
+		BootNodes: BootNodes,
+		NodeKey:   NodeKey,
+		KeyRing:   KeyRing,
+		Dial:      true,
 	})
 	if err != nil {
 		mainlogger.Fatalln(err)
@@ -79,12 +78,12 @@ func run() error {
 		utils.StartWebSockets(ethereum, WsPort)
 	}
 
-	gui := NewWindow(ethereum, config, ethereum.ClientIdentity().(*p2p.SimpleClientIdentity), KeyRing, LogLevel)
+	gui := NewWindow(ethereum, config, KeyRing, LogLevel)
 
 	utils.RegisterInterrupt(func(os.Signal) {
 		gui.Stop()
 	})
-	go utils.StartEthereum(ethereum, SeedNode)
+	go utils.StartEthereum(ethereum)
 
 	fmt.Println("ETH stack took", time.Since(tstart))
 
diff --git a/cmd/mist/ui_lib.go b/cmd/mist/ui_lib.go
index 7c5802076..ba3ac3b61 100644
--- a/cmd/mist/ui_lib.go
+++ b/cmd/mist/ui_lib.go
@@ -136,15 +136,15 @@ func (ui *UiLib) Muted(content string) {
 
 func (ui *UiLib) Connect(button qml.Object) {
 	if !ui.connected {
-		ui.eth.Start(SeedNode)
+		ui.eth.Start()
 		ui.connected = true
 		button.Set("enabled", false)
 	}
 }
 
-func (ui *UiLib) ConnectToPeer(addr string) {
-	if err := ui.eth.SuggestPeer(addr); err != nil {
-		guilogger.Infoln(err)
+func (ui *UiLib) ConnectToPeer(nodeURL string) {
+	if err := ui.eth.SuggestPeer(nodeURL); err != nil {
+		guilogger.Infoln("SuggestPeer error: " + err.Error())
 	}
 }
 
diff --git a/cmd/peerserver/main.go b/cmd/peerserver/main.go
deleted file mode 100644
index 341c4dbb9..000000000
--- a/cmd/peerserver/main.go
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
-	This file is part of go-ethereum
-
-	go-ethereum is free software: you can redistribute it and/or modify
-	it under the terms of the GNU General Public License as published by
-	the Free Software Foundation, either version 3 of the License, or
-	(at your option) any later version.
-
-	go-ethereum 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 General Public License for more details.
-
-	You should have received a copy of the GNU General Public License
-	along with go-ethereum.  If not, see <http://www.gnu.org/licenses/>.
-*/
-package main
-
-import (
-	"crypto/elliptic"
-	"flag"
-	"log"
-	"os"
-
-	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/logger"
-	"github.com/ethereum/go-ethereum/p2p"
-)
-
-var (
-	natType    = flag.String("nat", "", "NAT traversal implementation")
-	pmpGateway = flag.String("gateway", "", "gateway address for NAT-PMP")
-	listenAddr = flag.String("addr", ":30301", "listen address")
-)
-
-func main() {
-	flag.Parse()
-	nat, err := p2p.ParseNAT(*natType, *pmpGateway)
-	if err != nil {
-		log.Fatal("invalid nat:", err)
-	}
-
-	logger.AddLogSystem(logger.NewStdLogSystem(os.Stdout, log.LstdFlags, logger.InfoLevel))
-	key, _ := crypto.GenerateKey()
-	marshaled := elliptic.Marshal(crypto.S256(), key.PublicKey.X, key.PublicKey.Y)
-
-	srv := p2p.Server{
-		MaxPeers:   100,
-		Identity:   p2p.NewSimpleClientIdentity("Ethereum(G)", "0.1", "Peer Server Two", marshaled),
-		ListenAddr: *listenAddr,
-		NAT:        nat,
-		NoDial:     true,
-	}
-	if err := srv.Start(); err != nil {
-		log.Fatal("could not start server:", err)
-	}
-	select {}
-}
diff --git a/cmd/utils/cmd.go b/cmd/utils/cmd.go
index 70df289c3..ecb847fc3 100644
--- a/cmd/utils/cmd.go
+++ b/cmd/utils/cmd.go
@@ -121,13 +121,11 @@ func exit(err error) {
 	os.Exit(status)
 }
 
-func StartEthereum(ethereum *eth.Ethereum, SeedNode string) {
-	clilogger.Infof("Starting %s", ethereum.ClientIdentity())
-	err := ethereum.Start(SeedNode)
-	if err != nil {
+func StartEthereum(ethereum *eth.Ethereum) {
+	clilogger.Infoln("Starting ", ethereum.Name())
+	if err := ethereum.Start(); err != nil {
 		exit(err)
 	}
-
 	RegisterInterrupt(func(sig os.Signal) {
 		ethereum.Stop()
 		logger.Flush()