Merge branch 'release/0.5.15'

- introduce gui.Stop()
- remember state with open
- stopping ethereum stack is not gui concern, moved to main
- stopping mining, gui and ethereum handled via interrupt callbacks
- ^C triggers exactly the same behaviour as quit via menu

.gitignore

@@ -9,5 +9,6 @@
 *un~
 .DS_Store
 */**/.DS_Store
-./ethereum/ethereum
+ethereum/ethereum
+ethereal/ethereal
 

README.md

@@ -5,7 +5,7 @@ Ethereum
 
 Ethereum Go Client © 2014 Jeffrey Wilcke.
 
-Current state: Proof of Concept 5.0 RC6.
+Current state: Proof of Concept 0.5.15.
 
 For the development package please see the [eth-go package](https://github.com/ethereum/eth-go).
 
@@ -26,28 +26,27 @@ General command line options
 ====================
 
 ```
--c       Launch the developer console (node only)
+Shared between ethereum and ethereal
--m       Start mining blocks
+-id      Set the custom identifier of the client (shows up on other clients)
+-port    Port on which the server will accept incomming connections
+-upnp    Enable UPnP
+-maxpeer Desired amount of peers
+-rpc     Start JSON RPC
+
+-dir     Data directory used to store configs and databases
+-import  Import a private key
 -genaddr Generates a new address and private key (destructive action)
--p       Port on which the server will accept incomming connections (= 30303)
+-h       This
--upnp    Enable UPnP (= false)
--x       Desired amount of peers (= 5)
--h       This help
--r       Start JSON RPC
--dir     Data directory used to store configs and databases (=".ethereum")
--import  Import a private key (hex)
-```
 
-Developer console commands
+Ethereum only
-==========================
+ethereum [options] [filename]
+-js        Start the JavaScript REPL
+filename   Load the given file and interpret as JavaScript
+-m       Start mining blocks
 
+Etheral only
+-asset_path    absolute path to GUI assets directory
 ```
-addp <host>:<port>	      Connect to the given host
-tx <addr> <amount>            Send <amount> Wei to the specified <addr>
-contract <value> <gasprice>   Creates a new contract and launches the editor
-```
-
-See the "help" command for *developer* options.
 
 Contribution
 ============

ethereal/assets/debugger/debugger.qml

@@ -0,0 +1,270 @@
+import QtQuick 2.0
+import QtQuick.Controls 1.0;
+import QtQuick.Layouts 1.0;
+import QtQuick.Dialogs 1.0;
+import QtQuick.Window 2.1;
+import QtQuick.Controls.Styles 1.1
+import Ethereum 1.0
+
+ApplicationWindow {
+	visible: false
+	title: "IceCREAM"
+	minimumWidth: 1280
+	minimumHeight: 700
+	width: 1290
+	height: 700
+
+	property alias codeText: codeEditor.text
+	property alias dataText: rawDataField.text
+
+	MenuBar {
+		Menu {
+			title: "Debugger"
+			MenuItem {
+				text: "Run"
+				shortcut: "Ctrl+r"
+				onTriggered: debugCurrent()
+			}
+
+			MenuItem {
+				text: "Next"
+				shortcut: "Ctrl+n"
+				onTriggered: dbg.next()
+			}
+		}
+	}
+
+	SplitView {
+		anchors.fill: parent
+		property var asmModel: ListModel {
+			id: asmModel
+		}
+		TableView {
+			id: asmTableView
+			width: 200
+			TableViewColumn{ role: "value" ; title: "" ; width: 200 }
+			model: asmModel
+		}
+
+		Rectangle {
+			color: "#00000000"
+			anchors.left: asmTableView.right
+			anchors.right: parent.right
+			SplitView {
+				orientation: Qt.Vertical
+				anchors.fill: parent
+
+				Rectangle {
+					color: "#00000000"
+					height: 330
+					anchors.left: parent.left
+					anchors.right: parent.right
+
+					TextArea {
+						id: codeEditor
+						anchors.top: parent.top
+						anchors.bottom: parent.bottom
+						anchors.left: parent.left
+						anchors.right: settings.left
+					}
+
+					Column {
+						id: settings
+						spacing: 5
+						width: 300
+						height: parent.height
+						anchors.right: parent.right
+						anchors.top: parent.top
+						anchors.bottom: parent.bottom
+
+						Label {
+							text: "Arbitrary data"
+						}
+						TextArea {
+							id: rawDataField
+							anchors.left: parent.left
+							anchors.right: parent.right
+							height: 150
+						}
+
+						Label {
+							text: "Amount"
+						}
+						TextField {
+							id: txValue
+							width: 200
+							placeholderText: "Amount"
+							validator: RegExpValidator { regExp: /\d*/ }
+						}
+						Label {
+							text: "Amount of gas"
+						}
+						TextField {
+							id: txGas
+							width: 200
+							validator: RegExpValidator { regExp: /\d*/ }
+							text: "10000"
+							placeholderText: "Gas"
+						}
+						Label {
+							text: "Gas price"
+						}
+						TextField {
+							id: txGasPrice
+							width: 200
+							placeholderText: "Gas price"
+							text: "1000000000000"
+							validator: RegExpValidator { regExp: /\d*/ }
+						}
+					}
+				}
+
+				SplitView {
+					orientation: Qt.Vertical
+					id: inspectorPane
+					height: 500
+
+					SplitView {
+						orientation: Qt.Horizontal
+						height: 150
+
+						TableView {
+							id: stackTableView
+							property var stackModel: ListModel {
+								id: stackModel
+							}
+							height: parent.height
+							width: 300
+							TableViewColumn{ role: "value" ; title: "Temp" ; width: 200 }
+							model: stackModel
+						}
+
+						TableView {
+							id: memoryTableView
+							property var memModel: ListModel {
+								id: memModel
+							}
+							height: parent.height
+							width: parent.width - stackTableView.width
+							TableViewColumn{ id:mnumColmn ; role: "num" ; title: "#" ; width: 50}
+							TableViewColumn{ role: "value" ; title: "Memory" ; width: 750}
+							model: memModel
+						}
+					}
+
+					Rectangle {
+						height: 100
+						width: parent.width
+						TableView {
+							id: storageTableView
+							property var memModel: ListModel {
+								id: storageModel
+							}
+							height: parent.height
+							width: parent.width
+							TableViewColumn{ id: key ; role: "key" ; title: "#" ; width: storageTableView.width / 2}
+							TableViewColumn{ role: "value" ; title: "Storage" ; width:  storageTableView.width / 2}
+							model: storageModel
+						}
+					}
+
+					Rectangle {
+						height: 200
+						width: parent.width
+						TableView {
+							id: logTableView
+							property var logModel: ListModel {
+								id: logModel
+							}
+							height: parent.height
+							width: parent.width
+							TableViewColumn{ id: message ; role: "message" ; title: "log" ; width: logTableView.width }
+							model: logModel
+						}
+					}
+				}
+			}
+		}
+	}
+
+	toolBar: ToolBar {
+		RowLayout {
+			spacing: 5
+
+			Button {
+				property var enabled: true
+				id: debugStart
+				onClicked: {
+					debugCurrent()
+				}
+				text: "Debug"
+			}
+
+			Button {
+				property var enabled: true
+				id: debugNextButton
+				onClicked: {
+					dbg.next()
+				}
+				text: "Next"
+			}
+			CheckBox {
+				id: breakEachLine
+				objectName: "breakEachLine"
+				text: "Break each instruction"
+				checked: true
+			}
+		}
+	}
+
+	function debugCurrent() {
+		dbg.debug(txValue.text, txGas.text, txGasPrice.text, codeEditor.text, rawDataField.text)
+	}
+
+	function setAsm(asm) {
+		asmModel.append({asm: asm})
+	}
+
+	function clearAsm() {
+		asmModel.clear()
+	}
+
+	function setInstruction(num) {
+		asmTableView.selection.clear()
+		asmTableView.selection.select(num)
+	}
+
+	function setMem(mem) {
+		memModel.append({num: mem.num, value: mem.value})
+	}
+	function clearMem(){
+		memModel.clear()
+	}
+
+	function setStack(stack) {
+		stackModel.append({value: stack})
+	}
+	function addDebugMessage(message){
+		debuggerLog.append({value: message})
+	}
+
+	function clearStack() {
+		stackModel.clear()
+	}
+
+	function clearStorage() {
+		storageModel.clear()
+	}
+
+	function setStorage(storage) {
+		storageModel.append({key: storage.key, value: storage.value})
+	}
+
+	function setLog(msg) {
+		logModel.insert(0, {message: msg})
+	}
+
+	function clearLog() {
+		logModel.clear()
+	}
+}

ethereal/assets/ext/ethereum.js

@@ -32,6 +32,10 @@ window.eth = {
 		postData({call: "getStorage", args: [address, storageAddress]}, cb);
 	},
 
+	getStateKeyVals: function(address, cb){
+		postData({call: "getStateKeyVals", args: [address]}, cb);
+	},
+
 	getKey: function(cb) {
 		postData({call: "getKey"}, cb);
 	},
@@ -54,6 +58,9 @@ window.eth = {
 	getBalanceAt: function(address, cb) {
 		postData({call: "getBalance", args: [address]}, cb);
 	},
+	getTransactionsFor: function(address, cb) {
+		postData({call: "getTransactionsFor", args: [address]}, cb);
+	},
 
 	getSecretToAddress: function(sec, cb) {
 		postData({call: "getSecretToAddress", args: [sec]}, cb);

ethereal/assets/qml/QmlApp.qml

@@ -0,0 +1,22 @@
+import QtQuick 2.0
+import QtQuick.Controls 1.0;
+import QtQuick.Layouts 1.0;
+import Ethereum 1.0
+
+ApplicationWindow {
+	minimumWidth: 500
+	maximumWidth: 500
+	maximumHeight: 400
+	minimumHeight: 400
+
+	function onNewBlockCb(block) {
+		console.log("Please overwrite onNewBlock(block):", block)
+	}
+	function onObjectChangeCb(stateObject) {
+		console.log("Please overwrite onObjectChangeCb(object)", stateObject)
+	}
+	function onStorageChangeCb(storageObject) {
+		var ev = ["storage", storageObject.stateAddress, storageObject.address].join(":");
+		console.log("Please overwrite onStorageChangeCb(object)", ev)
+	}
+}

ethereal/assets/qml/newTransaction/_new_contract.qml

@@ -1,196 +0,0 @@
-import QtQuick 2.0
-import QtQuick.Controls 1.0;
-import QtQuick.Layouts 1.0;
-import QtQuick.Dialogs 1.0;
-import QtQuick.Window 2.1;
-import QtQuick.Controls.Styles 1.1
-import Ethereum 1.0
-
-Component {
-	id: newContract
-	Column {
-		id: mainContractColumn
-		function contractFormReady(){
-			if(codeView.text.length > 0 && txValue.text.length > 0 && txGas.text.length > 0 && txGasPrice.length > 0) {
-				txButton.state = "READY"
-			}else{
-				txButton.state = "NOTREADY"
-			}
-		}
-		states: [
-			State{
-				name: "ERROR"
-				PropertyChanges { target: txResult; visible:true}
-				PropertyChanges { target: codeView; visible:true}
-			},
-			State {
-				name: "DONE"
-				PropertyChanges { target: txValue; visible:false}
-				PropertyChanges { target: txGas; visible:false}
-				PropertyChanges { target: txGasPrice; visible:false}
-				PropertyChanges { target: codeView; visible:false}
-				PropertyChanges { target: txButton; visible:false}
-				PropertyChanges { target: txDataLabel; visible:false}
-
-				PropertyChanges { target: txResult; visible:true}
-				PropertyChanges { target: txOutput; visible:true}
-				PropertyChanges { target: newTxButton; visible:true}
-			},
-			State {
-				name: "SETUP"
-				PropertyChanges { target: txValue; visible:true; text: ""}
-				PropertyChanges { target: txGas; visible:true; text: ""}
-				PropertyChanges { target: txGasPrice; visible:true; text: ""}
-				PropertyChanges { target: codeView; visible:true; text: ""}
-				PropertyChanges { target: txButton; visible:true}
-				PropertyChanges { target: txDataLabel; visible:true}
-
-				PropertyChanges { target: txResult; visible:false}
-				PropertyChanges { target: txOutput; visible:false}
-				PropertyChanges { target: newTxButton; visible:false}
-			}
-		]
-		width: 400
-		spacing: 5
-		anchors.left: parent.left
-		anchors.top: parent.top
-		anchors.leftMargin: 5
-		anchors.topMargin: 5
-
-		TextField {
-			id: txValue
-			width: 200
-			placeholderText: "Amount"
-			validator: RegExpValidator { regExp: /\d*/ }
-			onTextChanged: {
-				contractFormReady()
-			}
-		}
-		TextField {
-			id: txGas
-			width: 200
-			validator: RegExpValidator { regExp: /\d*/ }
-			placeholderText: "Gas"
-			onTextChanged: {
-				contractFormReady()
-			}
-		}
-		TextField {
-			id: txGasPrice
-			width: 200
-			placeholderText: "Gas price"
-			validator: RegExpValidator { regExp: /\d*/ }
-			onTextChanged: {
-				contractFormReady()
-			}
-		}
-
-		Row {
-			id: rowContract
-			ExclusiveGroup { id: contractTypeGroup }
-			RadioButton {
-				id: createContractRadio
-				text: "Create contract"
-				checked: true
-				exclusiveGroup: contractTypeGroup
-				onClicked: {
-					txFuelRecipient.visible = false
-					txDataLabel.text = "Contract code"
-				}
-			}
-			RadioButton {
-				id: runContractRadio
-				text: "Run contract"
-				exclusiveGroup: contractTypeGroup
-				onClicked: {
-					txFuelRecipient.visible = true
-					txDataLabel.text = "Contract arguments"
-				}
-			}
-		}
-
-
-		Label {
-			id: txDataLabel
-			text: "Contract code"
-		}
-
-		TextArea {
-			id: codeView
-			height: 300
-			anchors.topMargin: 5
-			Layout.fillWidth: true
-			width: parent.width /2
-			onTextChanged: {
-				contractFormReady()
-			}
-		}
-
-		TextField {
-			id: txFuelRecipient
-			placeholderText: "Contract address"
-			validator: RegExpValidator { regExp: /[a-f0-9]{40}/ }
-			visible: false
-			width: 530
-		}
-
-		Button {
-			id: txButton
-			/* enabled: false */
-			states: [
-				State {
-					name: "READY"
-					PropertyChanges { target: txButton; /*enabled: true*/}
-				},
-				State {
-					name: "NOTREADY"
-					PropertyChanges { target: txButton; /*enabled:false*/}
-				}
-			]
-			text: "Send"
-			onClicked: {
-				//this.enabled = false
-				var res = eth.create(txFuelRecipient.text, txValue.text, txGas.text, txGasPrice.text, codeView.text)
-				if(res[1]) {
-					txResult.text = "Your contract <b>could not</b> be send over the network:\n<b>"
-					txResult.text += res[1].error()
-					txResult.text += "</b>"
-					mainContractColumn.state = "ERROR"
-				} else {
-					txResult.text = "Your transaction has been submitted:\n"
-					txOutput.text = res[0].address
-					mainContractColumn.state = "DONE"
-				}
-			}
-		}
-		Text {
-			id: txResult
-			visible: false
-		}
-		TextField {
-			id: txOutput
-			visible: false
-			width: 530
-		}
-		Button {
-			id: newTxButton
-			visible: false
-			text: "Create an other contract"
-			onClicked: {
-				this.visible = false
-				txResult.text = ""
-				txOutput.text = ""
-				mainContractColumn.state = "SETUP"
-			}
-		}
-
-		Button {
-			id: debugButton
-			text: "Debug"
-			onClicked: {
-				var res = ui.debugTx("", txValue.text, txGas.text, txGasPrice.text, codeView.text)
-				debugWindow.visible = true
-			}
-		}
-	}
-}

ethereal/assets/qml/newTransaction/_simple_send.qml

@@ -1,112 +0,0 @@
-import QtQuick 2.0
-import QtQuick.Controls 1.0;
-import QtQuick.Layouts 1.0;
-import QtQuick.Dialogs 1.0;
-import QtQuick.Window 2.1;
-import QtQuick.Controls.Styles 1.1
-import Ethereum 1.0
-
-Component {
-	id: newTransaction
-	Column {
-		id: simpleSendColumn
-		states: [
-			State{
-				name: "ERROR"
-			},
-			State {
-				name: "DONE"
-				PropertyChanges { target: txSimpleValue; visible:false}
-				PropertyChanges { target: txSimpleRecipient; visible:false}
-				PropertyChanges { target:newSimpleTxButton; visible:false}
-
-				PropertyChanges { target: txSimpleResult; visible:true}
-				PropertyChanges { target: txSimpleOutput; visible:true}
-				PropertyChanges { target:newSimpleTxButton; visible:true}
-			},
-			State {
-				name: "SETUP"
-				PropertyChanges { target: txSimpleValue; visible:true; text: ""}
-				PropertyChanges { target: txSimpleRecipient; visible:true; text: ""}
-				PropertyChanges { target: txSimpleButton; visible:true}
-				PropertyChanges { target:newSimpleTxButton; visible:false}
-			}
-		]
-		spacing: 5
-		anchors.leftMargin: 5
-		anchors.topMargin: 5
-		anchors.top: parent.top
-		anchors.left: parent.left
-
-		function checkFormState(){
-			if(txSimpleRecipient.text.length == 40 && txSimpleValue.text.length > 0) {
-				txSimpleButton.state = "READY"
-			}else{
-				txSimpleButton.state = "NOTREADY"
-			}
-		}
-
-		TextField {
-			id: txSimpleRecipient
-			placeholderText: "Recipient address"
-			Layout.fillWidth: true
-			validator: RegExpValidator { regExp: /[a-f0-9]{40}/ }
-			width: 530
-			onTextChanged: { checkFormState() }
-		}
-		TextField {
-			id: txSimpleValue
-			width: 200
-			placeholderText: "Amount"
-			anchors.rightMargin: 5
-			validator: RegExpValidator { regExp: /\d*/ }
-			onTextChanged: { checkFormState() }
-		}
-		Button {
-			id: txSimpleButton
-			/*enabled: false*/
-			states: [
-				State {
-					name: "READY"
-					PropertyChanges { target: txSimpleButton; /*enabled: true*/}
-				},
-				State {
-					name: "NOTREADY"
-					PropertyChanges { target: txSimpleButton; /*enabled: false*/}
-				}
-			]
-			text: "Send"
-			onClicked: {
-				//this.enabled = false
-				var res = eth.transact(txSimpleRecipient.text, txSimpleValue.text,"","","")
-				if(res[1]) {
-					txSimpleResult.text = "There has been an error broadcasting your transaction:" + res[1].error()
-				} else {
-					txSimpleResult.text = "Your transaction has been broadcasted over the network.\nYour transaction id is:"
-					txSimpleOutput.text = res[0].hash
-					this.visible = false
-					simpleSendColumn.state = "DONE"
-				}
-			}
-		}
-		Text {
-			id: txSimpleResult
-			visible: false
-
-		}
-		TextField {
-			id: txSimpleOutput
-			visible: false
-			width: 530
-		}
-		Button {
-			id: newSimpleTxButton
-			visible: false
-			text: "Create an other transaction"
-			onClicked: {
-				this.visible = false
-				simpleSendColumn.state = "SETUP"
-			}
-		}
-	}
-}

ethereal/assets/qml/test_app.qml

@@ -3,33 +3,68 @@ import QtQuick.Controls 1.0;
 import QtQuick.Layouts 1.0;
 import Ethereum 1.0
 
-ApplicationWindow {
+QmlApp {
-	minimumWidth: 500
+	minimumWidth: 350
-	maximumWidth: 500
+	maximumWidth: 350
-	maximumHeight: 100
+	maximumHeight: 80
-	minimumHeight: 100
+	minimumHeight: 80
 
-	title: "Ethereum Dice"
+	title: "Generic Coin"
 
-	TextField {
+	property string contractAddr: "f299f6c74515620e4c4cd8fe3d205b5c4f2e25c8"
-		id: textField
+	property string addr: "2ef47100e0787b915105fd5e3f4ff6752079d5cb"
-		anchors.verticalCenter: parent.verticalCenter
+
-		anchors.horizontalCenter: parent.horizontalCenter
+	Component.onCompleted: {
-		placeholderText: "Amount"
+		eth.watch(contractAddr, addr)
+		eth.watch(addr, contractAddr)
+		setAmount()
+	}
+
+	function onStorageChangeCb(storageObject) {
+		setAmount()
+	}
+
+	function setAmount(){
+		var state = eth.getStateObject(contractAddr)
+		var storage = state.getStorage(addr)
+		amountLabel.text = storage
+	}
+	Column {
+		spacing: 5
+		Row {
+			spacing: 20
+			Label {
+				id: genLabel
+				text: "Generic coin balance:"
 			}
 			Label {
-		id: txHash
+				id: amountLabel
-		anchors.bottom: textField.top
+			}
-		anchors.bottomMargin: 5
+		}
-		anchors.horizontalCenter: parent.horizontalCenter
+		Row {
+			spacing: 20
+			TextField {
+				id: address
+				placeholderText: "Address"
+			}
+			TextField {
+				id: amount
+				placeholderText: "Amount"
+			}
 		}
 		Button {
-		anchors.top: textField.bottom
+			text: "Send coins"
-		anchors.horizontalCenter: parent.horizontalCenter
-		anchors.topMargin: 5
-		text: "Place bet"
 			onClicked: {
-			txHash.text = eth.createTx("e6716f9544a56c530d868e4bfbacb172315bdead", textField.text)
+				var privKey = eth.getKey().privateKey
+				if(privKey){
+					var result = eth.transact(privKey, contractAddr, 0,"100000","250", "0x" + address.text + "\n" + amount.text)
+					resultTx.text = result.hash
 				}
 			}
+		}
+		Label {
+			id: resultTx
+		}
+	}
+
 }

ethereal/assets/qml/webapp.qml

@@ -34,7 +34,6 @@ ApplicationWindow {
 				 top: parent.top
 			 }
 			 */
-
 			onTitleChanged: { window.title = title }
 			experimental.preferences.javascriptEnabled: true
 			experimental.preferences.navigatorQtObjectEnabled: true
@@ -97,6 +96,18 @@ ApplicationWindow {
 						var storage = stateObject.getStorage(data.args[1])
 						postData(data._seed, storage)
 
+						break
+					case "getStateKeyVals":
+					      require(1);
+					      var stateObject = eth.getStateObject(data.args[0]).stateKeyVal(true)
+					      postData(data._seed,stateObject)
+
+						break
+					case "getTransactionsFor":
+					      require(1);
+					      var txs = eth.getTransactionsFor(data.args[0], true)
+					      postData(data._seed, txs)
+
 					      break
 					case "getBalance":
 						require(1);
@@ -165,6 +176,30 @@ ApplicationWindow {
 				postEvent(ev, [storageObject.address, storageObject.value])
 			}
 		}
+		Rectangle {
+			id: toggleInspector
+			color: "#bcbcbc"
+			visible: true
+			height: 12
+			width: 12
+			anchors {
+				right: root.right
+			}
+			MouseArea {
+				onClicked: {
+					if(inspector.visible == true){
+						inspector.visible = false
+					}else{
+						inspector.visible = true
+					}
+				}
+				onDoubleClicked: {
+				  console.log('refreshing')
+				  webView.reload()
+				}
+				anchors.fill: parent
+			}
+		}
 
 		Rectangle {
 			id: sizeGrip

ethereal/assets/samplecoin/samplecoin.html

@@ -9,7 +9,7 @@
 
 <script type="text/javascript">
 
-var jefcoinAddr = "681fd48ffa236549fbcd16bdf9f98bb541a7f742"
+var jefcoinAddr = "22fa3ebce6ef9ca661a960104d3087eec040011e"
 var mAddr = ""
 
 function createTransaction() {
@@ -17,7 +17,7 @@ function createTransaction() {
 	var amount = document.querySelector("#amount").value.pad(32);
 
 	var data = (addr + amount).unbin();
-	eth.transact(mAddr, jefcoinAddr, 0, "10000000", "250", data, function(receipt) {
+	eth.transact(mAddr, jefcoinAddr, 0, "50000", "1000000", data, function(receipt) {
 		debug("received tx hash:", reciept.address)
 	})
 }

ethereal/config.go

@@ -1,40 +0,0 @@
-package main
-
-import (
-	"flag"
-)
-
-var StartConsole bool
-var StartMining bool
-var StartRpc bool
-var RpcPort int
-var UseUPnP bool
-var OutboundPort string
-var ShowGenesis bool
-var AddPeer string
-var MaxPeer int
-var GenAddr bool
-var UseSeed bool
-var ImportKey string
-var ExportKey bool
-var DataDir string
-var AssetPath string
-
-func Init() {
-	flag.BoolVar(&StartConsole, "c", false, "debug and testing console")
-	flag.BoolVar(&StartMining, "m", false, "start dagger mining")
-	flag.BoolVar(&StartRpc, "r", false, "start rpc server")
-	flag.BoolVar(&ShowGenesis, "g", false, "prints genesis header and exits")
-	flag.BoolVar(&UseUPnP, "upnp", false, "enable UPnP support")
-	flag.BoolVar(&UseSeed, "seed", true, "seed peers")
-	flag.BoolVar(&GenAddr, "genaddr", false, "create a new priv/pub key")
-	flag.BoolVar(&ExportKey, "export", false, "export private key")
-	flag.IntVar(&RpcPort, "rpcport", 8080, "port to start json-rpc server on")
-	flag.StringVar(&OutboundPort, "p", "30303", "listening port")
-	flag.StringVar(&DataDir, "dir", ".ethereal", "ethereum data directory")
-	flag.StringVar(&ImportKey, "import", "", "imports the given private key (hex)")
-	flag.IntVar(&MaxPeer, "x", 5, "maximum desired peers")
-	flag.StringVar(&AssetPath, "asset_path", "", "absolute path to GUI assets directory")
-
-	flag.Parse()
-}

ethereal/ethereum.go

@@ -1,132 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"github.com/ethereum/eth-go"
-	"github.com/ethereum/eth-go/ethchain"
-	"github.com/ethereum/eth-go/ethutil"
-	"github.com/ethereum/go-ethereum/ethereal/ui"
-	"github.com/ethereum/go-ethereum/utils"
-	"github.com/go-qml/qml"
-	"log"
-	"os"
-	"os/signal"
-	"runtime"
-)
-
-const Debug = true
-
-// Register interrupt handlers so we can stop the ethereum
-func RegisterInterupts(s *eth.Ethereum) {
-	// Buffered chan of one is enough
-	c := make(chan os.Signal, 1)
-	// Notify about interrupts for now
-	signal.Notify(c, os.Interrupt)
-	go func() {
-		for sig := range c {
-			fmt.Printf("Shutting down (%v) ... \n", sig)
-
-			s.Stop()
-		}
-	}()
-}
-
-func main() {
-	Init()
-
-	qml.Init(nil)
-
-	runtime.GOMAXPROCS(runtime.NumCPU())
-
-	ethchain.InitFees()
-	ethutil.ReadConfig(DataDir)
-
-	// Instantiated a eth stack
-	ethereum, err := eth.New(eth.CapDefault, UseUPnP)
-	if err != nil {
-		log.Println("eth start err:", err)
-		return
-	}
-	ethereum.Port = OutboundPort
-
-	if GenAddr {
-		fmt.Println("This action overwrites your old private key. Are you sure? (y/n)")
-
-		var r string
-		fmt.Scanln(&r)
-		for ; ; fmt.Scanln(&r) {
-			if r == "n" || r == "y" {
-				break
-			} else {
-				fmt.Printf("Yes or no?", r)
-			}
-		}
-
-		if r == "y" {
-			utils.CreateKeyPair(true)
-		}
-		os.Exit(0)
-	} else {
-		if len(ImportKey) > 0 {
-			fmt.Println("This action overwrites your old private key. Are you sure? (y/n)")
-			var r string
-			fmt.Scanln(&r)
-			for ; ; fmt.Scanln(&r) {
-				if r == "n" || r == "y" {
-					break
-				} else {
-					fmt.Printf("Yes or no?", r)
-				}
-			}
-
-			if r == "y" {
-				utils.ImportPrivateKey(ImportKey)
-				os.Exit(0)
-			}
-		}
-	}
-
-	if ExportKey {
-		keyPair := ethutil.GetKeyRing().Get(0)
-		fmt.Printf(`
-Generating new address and keypair.
-Please keep your keys somewhere save.
-
-++++++++++++++++ KeyRing +++++++++++++++++++
-addr: %x
-prvk: %x
-pubk: %x
-++++++++++++++++++++++++++++++++++++++++++++
-save these words so you can restore your account later: %s
-`, keyPair.Address(), keyPair.PrivateKey, keyPair.PublicKey)
-
-		os.Exit(0)
-	}
-
-	if ShowGenesis {
-		fmt.Println(ethereum.BlockChain().Genesis())
-		os.Exit(0)
-	}
-
-	if StartMining {
-		utils.DoMining(ethereum)
-	}
-
-	if StartRpc {
-		utils.DoRpc(ethereum, RpcPort)
-	}
-
-	log.Printf("Starting Ethereum GUI v%s\n", ethutil.Config.Ver)
-
-	// Set the max peers
-	ethereum.MaxPeers = MaxPeer
-
-	gui := ethui.New(ethereum)
-
-	ethereum.Start(UseSeed)
-
-	gui.Start(AssetPath)
-
-	// Wait for shutdown
-	ethereum.WaitForShutdown()
-}

ethereal/flags.go

@@ -0,0 +1,95 @@
+package main
+
+import (
+	"bitbucket.org/kardianos/osext"
+	"flag"
+	"fmt"
+	"github.com/ethereum/eth-go/ethlog"
+	"os"
+	"os/user"
+	"path"
+	"path/filepath"
+	"runtime"
+)
+
+var Identifier string
+var StartRpc bool
+var RpcPort int
+var UseUPnP bool
+var OutboundPort string
+var ShowGenesis bool
+var AddPeer string
+var MaxPeer int
+var GenAddr bool
+var UseSeed bool
+var ImportKey string
+var ExportKey bool
+var NonInteractive bool
+var Datadir string
+var LogFile string
+var ConfigFile string
+var DebugFile string
+var LogLevel int
+
+// flags specific to gui client
+var AssetPath string
+
+func defaultAssetPath() string {
+	var assetPath string
+	// If the current working directory is the go-ethereum dir
+	// assume a debug build and use the source directory as
+	// asset directory.
+	pwd, _ := os.Getwd()
+	if pwd == path.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "ethereal") {
+		assetPath = path.Join(pwd, "assets")
+	} else {
+		switch runtime.GOOS {
+		case "darwin":
+			// Get Binary Directory
+			exedir, _ := osext.ExecutableFolder()
+			assetPath = filepath.Join(exedir, "../Resources")
+		case "linux":
+			assetPath = "/usr/share/ethereal"
+		case "window":
+			fallthrough
+		default:
+			assetPath = "."
+		}
+	}
+	return assetPath
+}
+
+func defaultDataDir() string {
+	usr, _ := user.Current()
+	return path.Join(usr.HomeDir, ".ethereal")
+}
+
+var defaultConfigFile = path.Join(defaultDataDir(), "conf.ini")
+
+func Init() {
+	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()
+	}
+
+	flag.StringVar(&Identifier, "id", "", "Custom client identifier")
+	flag.StringVar(&OutboundPort, "port", "30303", "listening port")
+	flag.BoolVar(&UseUPnP, "upnp", false, "enable UPnP support")
+	flag.IntVar(&MaxPeer, "maxpeer", 10, "maximum desired peers")
+	flag.IntVar(&RpcPort, "rpcport", 8080, "port to start json-rpc server on")
+	flag.BoolVar(&StartRpc, "rpc", false, "start rpc server")
+	flag.BoolVar(&NonInteractive, "y", false, "non-interactive mode (say yes to confirmations)")
+	flag.BoolVar(&UseSeed, "seed", true, "seed peers")
+	flag.BoolVar(&GenAddr, "genaddr", false, "create a new priv/pub key")
+	flag.BoolVar(&ExportKey, "export", false, "export private key")
+	flag.StringVar(&LogFile, "logfile", "", "log file (defaults to standard output)")
+	flag.StringVar(&ImportKey, "import", "", "imports the given private key (hex)")
+	flag.StringVar(&Datadir, "datadir", defaultDataDir(), "specifies the datadir to use")
+	flag.StringVar(&ConfigFile, "conf", defaultConfigFile, "config file")
+	flag.StringVar(&DebugFile, "debug", "", "debug file (no debugging if not set)")
+	flag.IntVar(&LogLevel, "loglevel", int(ethlog.InfoLevel), "loglevel: 0-5: silent,error,warn,info,debug,debug detail)")
+
+	flag.StringVar(&AssetPath, "asset_path", defaultAssetPath(), "absolute path to GUI assets directory")
+
+	flag.Parse()
+}

ethereal/main.go

@@ -0,0 +1,61 @@
+package main
+
+import (
+	"github.com/ethereum/eth-go/ethlog"
+	"github.com/ethereum/go-ethereum/ethereal/ui"
+	"github.com/ethereum/go-ethereum/utils"
+	"github.com/go-qml/qml"
+	"os"
+	"runtime"
+)
+
+func main() {
+	runtime.GOMAXPROCS(runtime.NumCPU())
+
+	qml.Init(nil)
+
+	var interrupted = false
+	utils.RegisterInterrupt(func(os.Signal) {
+		interrupted = true
+	})
+
+	utils.HandleInterrupt()
+
+	// precedence: code-internal flag default < config file < environment variables < command line
+	Init() // parsing command line
+	utils.InitConfig(ConfigFile, Datadir, Identifier, "ETH")
+
+	utils.InitDataDir(Datadir)
+
+	utils.InitLogging(Datadir, LogFile, LogLevel, DebugFile)
+
+	ethereum := utils.NewEthereum(UseUPnP, OutboundPort, MaxPeer)
+
+	// create, import, export keys
+	utils.KeyTasks(GenAddr, ImportKey, ExportKey, NonInteractive)
+
+	if ShowGenesis {
+		utils.ShowGenesis(ethereum)
+	}
+
+	if StartRpc {
+		utils.StartRpc(ethereum, RpcPort)
+	}
+
+	gui := ethui.New(ethereum, LogLevel)
+
+	utils.RegisterInterrupt(func(os.Signal) {
+		gui.Stop()
+	})
+	utils.StartEthereum(ethereum, UseSeed)
+	// gui blocks the main thread
+	gui.Start(AssetPath)
+	// we need to run the interrupt callbacks in case gui is closed
+	// this skips if we got here by actual interrupt stopping the GUI
+	if !interrupted {
+		utils.RunInterruptCallbacks(os.Interrupt)
+	}
+	// this blocks the thread
+	ethereum.WaitForShutdown()
+	ethlog.Flush()
+}

ethereal/ui/debugger.go

@@ -0,0 +1,234 @@
+package ethui
+
+import (
+	"fmt"
+	"github.com/ethereum/eth-go/ethchain"
+	"github.com/ethereum/eth-go/ethutil"
+	"github.com/go-qml/qml"
+	"math/big"
+	"strings"
+)
+
+type DebuggerWindow struct {
+	win    *qml.Window
+	engine *qml.Engine
+	lib    *UiLib
+	Db     *Debugger
+}
+
+func NewDebuggerWindow(lib *UiLib) *DebuggerWindow {
+	engine := qml.NewEngine()
+	component, err := engine.LoadFile(lib.AssetPath("debugger/debugger.qml"))
+	if err != nil {
+		fmt.Println(err)
+
+		return nil
+	}
+
+	win := component.CreateWindow(nil)
+	db := &Debugger{win, make(chan bool), make(chan bool), true, false, true}
+
+	return &DebuggerWindow{engine: engine, win: win, lib: lib, Db: db}
+}
+
+func (self *DebuggerWindow) Show() {
+	context := self.engine.Context()
+	context.SetVar("dbg", self)
+
+	go func() {
+		self.win.Show()
+		self.win.Wait()
+	}()
+}
+
+func (self *DebuggerWindow) SetCode(code string) {
+	self.win.Set("codeText", code)
+}
+
+func (self *DebuggerWindow) SetData(data string) {
+	self.win.Set("dataText", data)
+}
+func (self *DebuggerWindow) SetAsm(data string) {
+	dis := ethchain.Disassemble(ethutil.FromHex(data))
+	for _, str := range dis {
+		self.win.Root().Call("setAsm", str)
+	}
+}
+
+func (self *DebuggerWindow) Debug(valueStr, gasStr, gasPriceStr, scriptStr, dataStr string) {
+	if !self.Db.done {
+		self.Db.Q <- true
+	}
+	self.Db.breakOnInstr = self.win.Root().ObjectByName("breakEachLine").Bool("checked")
+
+	defer func() {
+		if r := recover(); r != nil {
+			self.Logf("compile FAULT: %v", r)
+		}
+	}()
+
+	data := ethutil.StringToByteFunc(dataStr, func(s string) (ret []byte) {
+		slice := strings.Split(dataStr, "\n")
+		for _, dataItem := range slice {
+			d := ethutil.FormatData(dataItem)
+			ret = append(ret, d...)
+		}
+		return
+	})
+
+	var err error
+	script := ethutil.StringToByteFunc(scriptStr, func(s string) (ret []byte) {
+		ret, err = ethutil.Compile(s)
+		return
+	})
+
+	if err != nil {
+		self.Logln(err)
+
+		return
+	}
+
+	dis := ethchain.Disassemble(script)
+	self.win.Root().Call("clearAsm")
+	self.win.Root().Call("clearLog")
+
+	for _, str := range dis {
+		self.win.Root().Call("setAsm", str)
+	}
+
+	var (
+		gas      = ethutil.Big(gasStr)
+		gasPrice = ethutil.Big(gasPriceStr)
+		value    = ethutil.Big(valueStr)
+		// Contract addr as test address
+		keyPair  = ethutil.GetKeyRing().Get(0)
+		callerTx = ethchain.NewContractCreationTx(ethutil.Big(valueStr), gas, gasPrice, script)
+	)
+	callerTx.Sign(keyPair.PrivateKey)
+
+	state := self.lib.eth.BlockChain().CurrentBlock.State()
+	account := self.lib.eth.StateManager().TransState().GetAccount(keyPair.Address())
+	contract := ethchain.MakeContract(callerTx, state)
+	contract.Amount = value
+	callerClosure := ethchain.NewClosure(account, contract, script, state, gas, gasPrice)
+
+	block := self.lib.eth.BlockChain().CurrentBlock
+	vm := ethchain.NewVm(state, self.lib.eth.StateManager(), ethchain.RuntimeVars{
+		Block:       block,
+		Origin:      account.Address(),
+		BlockNumber: block.Number,
+		PrevHash:    block.PrevHash,
+		Coinbase:    block.Coinbase,
+		Time:        block.Time,
+		Diff:        block.Difficulty,
+		Value:       ethutil.Big(valueStr),
+	})
+	vm.Verbose = true
+
+	self.Db.done = false
+	self.Logf("callsize %d", len(script))
+	go func() {
+		ret, g, err := callerClosure.Call(vm, data, self.Db.halting)
+		tot := new(big.Int).Mul(g, gasPrice)
+		self.Logf("gas usage %v total price = %v (%v)", g, tot, ethutil.CurrencyToString(tot))
+		if err != nil {
+			self.Logln("exited with errors:", err)
+		} else {
+			if len(ret) > 0 {
+				self.Logf("exited: % x", ret)
+			} else {
+				self.Logf("exited: nil")
+			}
+		}
+
+		state.Reset()
+
+		if !self.Db.interrupt {
+			self.Db.done = true
+		} else {
+			self.Db.interrupt = false
+		}
+	}()
+}
+
+func (self *DebuggerWindow) Logf(format string, v ...interface{}) {
+	self.win.Root().Call("setLog", fmt.Sprintf(format, v...))
+}
+
+func (self *DebuggerWindow) Logln(v ...interface{}) {
+	str := fmt.Sprintln(v...)
+	self.Logf("%s", str[:len(str)-1])
+}
+
+func (self *DebuggerWindow) Next() {
+	self.Db.Next()
+}
+
+type Debugger struct {
+	win             *qml.Window
+	N               chan bool
+	Q               chan bool
+	done, interrupt bool
+	breakOnInstr    bool
+}
+
+type storeVal struct {
+	Key, Value string
+}
+
+func (d *Debugger) halting(pc int, op ethchain.OpCode, mem *ethchain.Memory, stack *ethchain.Stack, stateObject *ethchain.StateObject) bool {
+	d.win.Root().Call("setInstruction", pc)
+	d.win.Root().Call("clearMem")
+	d.win.Root().Call("clearStack")
+	d.win.Root().Call("clearStorage")
+
+	addr := 0
+	for i := 0; i+32 <= mem.Len(); i += 32 {
+		d.win.Root().Call("setMem", memAddr{fmt.Sprintf("%03d", addr), fmt.Sprintf("% x", mem.Data()[i:i+32])})
+		addr++
+	}
+
+	for _, val := range stack.Data() {
+		d.win.Root().Call("setStack", val.String())
+	}
+
+	stateObject.State().EachStorage(func(key string, node *ethutil.Value) {
+		d.win.Root().Call("setStorage", storeVal{fmt.Sprintf("% x", key), fmt.Sprintf("% x", node.Str())})
+	})
+
+	if d.breakOnInstr {
+	out:
+		for {
+			select {
+			case <-d.N:
+				break out
+			case <-d.Q:
+				d.interrupt = true
+				d.clearBuffers()
+
+				return false
+			}
+		}
+	}
+
+	return true
+}
+
+func (d *Debugger) clearBuffers() {
+out:
+	// drain
+	for {
+		select {
+		case <-d.N:
+		case <-d.Q:
+		default:
+			break out
+		}
+	}
+}
+
+func (d *Debugger) Next() {
+	if !d.done {
+		d.N <- true
+	}
+}

ethereal/ui/ext_app.go

@@ -18,6 +18,7 @@ type AppContainer interface {
 	NewBlock(*ethchain.Block)
 	ObjectChanged(*ethchain.StateObject)
 	StorageChanged(*ethchain.StorageState)
+	NewWatcher(chan bool)
 }
 
 type ExtApplication struct {
@@ -26,6 +27,7 @@ type ExtApplication struct {
 	blockChan       chan ethutil.React
 	changeChan      chan ethutil.React
 	quitChan        chan bool
+	watcherQuitChan chan bool
 
 	container        AppContainer
 	lib              *UiLib
@@ -38,6 +40,7 @@ func NewExtApplication(container AppContainer, lib *UiLib) *ExtApplication {
 		make(chan ethutil.React, 1),
 		make(chan ethutil.React, 1),
 		make(chan bool),
+		make(chan bool),
 		container,
 		lib,
 		nil,
@@ -66,6 +69,8 @@ func (app *ExtApplication) run() {
 	reactor := app.lib.eth.Reactor()
 	reactor.Subscribe("newBlock", app.blockChan)
 
+	app.container.NewWatcher(app.watcherQuitChan)
+
 	win := app.container.Window()
 	win.Show()
 	win.Wait()
@@ -83,6 +88,7 @@ func (app *ExtApplication) stop() {
 
 	// Kill the main loop
 	app.quitChan <- true
+	app.watcherQuitChan <- true
 
 	close(app.blockChan)
 	close(app.quitChan)

ethereal/ui/gui.go

@@ -6,14 +6,18 @@ import (
 	"github.com/ethereum/eth-go"
 	"github.com/ethereum/eth-go/ethchain"
 	"github.com/ethereum/eth-go/ethdb"
+	"github.com/ethereum/eth-go/ethlog"
 	"github.com/ethereum/eth-go/ethpub"
 	"github.com/ethereum/eth-go/ethutil"
+	"github.com/ethereum/go-ethereum/utils"
 	"github.com/go-qml/qml"
-	"github.com/obscuren/mutan"
 	"math/big"
 	"strings"
+	"time"
 )
 
+var logger = ethlog.NewLogger("GUI")
+
 type Gui struct {
 	// The main application window
 	win *qml.Window
@@ -32,10 +36,12 @@ type Gui struct {
 	addr []byte
 
 	pub      *ethpub.PEthereum
+	logLevel ethlog.LogLevel
+	open     bool
 }
 
 // Create GUI, but doesn't start it
-func New(ethereum *eth.Ethereum) *Gui {
+func New(ethereum *eth.Ethereum, logLevel int) *Gui {
 	lib := &EthLib{stateManager: ethereum.StateManager(), blockChain: ethereum.BlockChain(), txPool: ethereum.TxPool()}
 	db, err := ethdb.NewLDBDatabase("tx_database")
 	if err != nil {
@@ -51,11 +57,11 @@ func New(ethereum *eth.Ethereum) *Gui {
 
 	pub := ethpub.NewPEthereum(ethereum)
 
-	return &Gui{eth: ethereum, lib: lib, txDb: db, addr: addr, pub: pub}
+	return &Gui{eth: ethereum, lib: lib, txDb: db, addr: addr, pub: pub, logLevel: ethlog.LogLevel(logLevel), open: false}
 }
 
 func (gui *Gui) Start(assetPath string) {
-	const version = "0.5.0 RC6"
+	const version = "0.5.0 RC15"
 
 	defer gui.txDb.Close()
 
@@ -64,16 +70,19 @@ func (gui *Gui) Start(assetPath string) {
 		Init: func(p *ethpub.PBlock, obj qml.Object) { p.Number = 0; p.Hash = "" },
 	}, {
 		Init: func(p *ethpub.PTx, obj qml.Object) { p.Value = ""; p.Hash = ""; p.Address = "" },
+	}, {
+		Init: func(p *ethpub.KeyVal, obj qml.Object) { p.Key = ""; p.Value = "" },
 	}})
 
-	ethutil.Config.SetClientString(fmt.Sprintf("/Ethereal v%s", version))
+	ethutil.Config.SetClientString("Ethereal")
-	ethutil.Config.Log.Infoln("[GUI] Starting GUI")
+
 	// Create a new QML engine
 	gui.engine = qml.NewEngine()
 	context := gui.engine.Context()
 
 	// Expose the eth library and the ui library to QML
 	context.SetVar("eth", gui)
+	context.SetVar("pub", gui.pub)
 	gui.uiLib = NewUiLib(gui.engine, gui.eth, assetPath)
 	context.SetVar("ui", gui.uiLib)
 
@@ -82,21 +91,52 @@ func (gui *Gui) Start(assetPath string) {
 
 	var win *qml.Window
 	var err error
+	var addlog = false
 	if len(data) == 0 {
 		win, err = gui.showKeyImport(context)
 	} else {
 		win, err = gui.showWallet(context)
+		addlog = true
 	}
 	if err != nil {
-		ethutil.Config.Log.Infoln("FATAL: asset not found: you can set an alternative asset path on on the command line using option 'asset_path'")
+		logger.Errorln("asset not found: you can set an alternative asset path on the command line using option 'asset_path'", err)
 
 		panic(err)
 	}
 
+	logger.Infoln("Starting GUI")
+	gui.open = true
 	win.Show()
+	// only add the gui logger after window is shown otherwise slider wont be shown
+	if addlog {
+		ethlog.AddLogSystem(gui)
+	}
 	win.Wait()
+	// need to silence gui logger after window closed otherwise logsystem hangs
+	gui.SetLogLevel(ethlog.Silence)
+	gui.open = false
+}
 
-	gui.eth.Stop()
+func (gui *Gui) Stop() {
+	if gui.open {
+		gui.SetLogLevel(ethlog.Silence)
+		gui.open = false
+		gui.win.Hide()
+	}
+	logger.Infoln("Stopped")
+}
+
+func (gui *Gui) ToggleMining() {
+	var txt string
+	if gui.eth.Mining {
+		utils.StopMining(gui.eth)
+		txt = "Start mining"
+	} else {
+		utils.StartMining(gui.eth)
+		txt = "Stop mining"
+	}
+
+	gui.win.Root().Set("miningButtonText", txt)
 }
 
 func (gui *Gui) showWallet(context *qml.Context) (*qml.Window, error) {
@@ -107,8 +147,11 @@ func (gui *Gui) showWallet(context *qml.Context) (*qml.Window, error) {
 
 	win := gui.createWindow(component)
 
-	go gui.setInitialBlockChain()
+	gui.setInitialBlockChain()
-	go gui.readPreviousTransactions()
+	gui.loadAddressBook()
+	gui.readPreviousTransactions()
+	gui.setPeerInfo()
+
 	go gui.update()
 
 	return win, nil
@@ -130,20 +173,42 @@ func (gui *Gui) createWindow(comp qml.Object) *qml.Window {
 	gui.win = win
 	gui.uiLib.win = win
 
-	db := &Debugger{gui.win, make(chan bool)}
-	gui.lib.Db = db
-	gui.uiLib.Db = db
-
 	return gui.win
 }
-
 func (gui *Gui) setInitialBlockChain() {
-	// Load previous 10 blocks
+	sBlk := gui.eth.BlockChain().LastBlockHash
-	chain := gui.eth.BlockChain().GetChain(gui.eth.BlockChain().CurrentBlock.Hash(), 10)
+	blk := gui.eth.BlockChain().GetBlock(sBlk)
-	for _, block := range chain {
+	for ; blk != nil; blk = gui.eth.BlockChain().GetBlock(sBlk) {
-		gui.processBlock(block)
+		sBlk = blk.PrevHash
+
+		// Loop through all transactions to see if we missed any while being offline
+		for _, tx := range blk.Transactions() {
+			if bytes.Compare(tx.Sender(), gui.addr) == 0 || bytes.Compare(tx.Recipient, gui.addr) == 0 {
+				if ok, _ := gui.txDb.Get(tx.Hash()); ok == nil {
+					gui.txDb.Put(tx.Hash(), tx.RlpEncode())
 				}
 
+			}
+		}
+
+		gui.processBlock(blk, true)
+	}
+}
+
+type address struct {
+	Name, Address string
+}
+
+var namereg = ethutil.FromHex("bb5f186604d057c1c5240ca2ae0f6430138ac010")
+
+func (gui *Gui) loadAddressBook() {
+	gui.win.Root().Call("clearAddress")
+	stateObject := gui.eth.StateManager().CurrentState().GetStateObject(namereg)
+	if stateObject != nil {
+		stateObject.State().EachStorage(func(name string, value *ethutil.Value) {
+			gui.win.Root().Call("addAddress", struct{ Name, Address string }{name, ethutil.Hex(value.Bytes())})
+		})
+	}
 }
 
 func (gui *Gui) readPreviousTransactions() {
@@ -151,20 +216,28 @@ func (gui *Gui) readPreviousTransactions() {
 	for it.Next() {
 		tx := ethchain.NewTransactionFromBytes(it.Value())
 
-		gui.win.Root().Call("addTx", ethpub.NewPTx(tx))
+		var inout string
+		if bytes.Compare(tx.Sender(), gui.addr) == 0 {
+			inout = "send"
+		} else {
+			inout = "recv"
+		}
+
+		gui.win.Root().Call("addTx", ethpub.NewPTx(tx), inout)
+
 	}
 	it.Release()
 }
 
-func (gui *Gui) processBlock(block *ethchain.Block) {
+func (gui *Gui) processBlock(block *ethchain.Block, initial bool) {
-	gui.win.Root().Call("addBlock", ethpub.NewPBlock(block))
+	gui.win.Root().Call("addBlock", ethpub.NewPBlock(block), initial)
 }
 
 func (gui *Gui) setWalletValue(amount, unconfirmedFunds *big.Int) {
 	var str string
 	if unconfirmedFunds != nil {
 		pos := "+"
-		if unconfirmedFunds.Cmp(big.NewInt(0)) >= 0 {
+		if unconfirmedFunds.Cmp(big.NewInt(0)) < 0 {
 			pos = "-"
 		}
 		val := ethutil.CurrencyToString(new(big.Int).Abs(ethutil.BigCopy(unconfirmedFunds)))
@@ -178,13 +251,20 @@ func (gui *Gui) setWalletValue(amount, unconfirmedFunds *big.Int) {
 
 // Simple go routine function that updates the list of peers in the GUI
 func (gui *Gui) update() {
-	blockChan := make(chan ethutil.React, 1)
 	reactor := gui.eth.Reactor()
 
-	reactor.Subscribe("newBlock", blockChan)
+	blockChan := make(chan ethutil.React, 1)
+	txChan := make(chan ethutil.React, 1)
+	objectChan := make(chan ethutil.React, 1)
+	peerChan := make(chan ethutil.React, 1)
 
-	txChan := make(chan ethchain.TxMsg, 1)
+	reactor.Subscribe("newBlock", blockChan)
-	gui.eth.TxPool().Subscribe(txChan)
+	reactor.Subscribe("newTx:pre", txChan)
+	reactor.Subscribe("newTx:post", txChan)
+	reactor.Subscribe("object:"+string(namereg), objectChan)
+	reactor.Subscribe("peerList", peerChan)
+
+	ticker := time.NewTicker(5 * time.Second)
 
 	state := gui.eth.StateManager().TransState()
 
@@ -195,26 +275,24 @@ func (gui *Gui) update() {
 		select {
 		case b := <-blockChan:
 			block := b.Resource.(*ethchain.Block)
+			gui.processBlock(block, false)
 			if bytes.Compare(block.Coinbase, gui.addr) == 0 {
-				gui.setWalletValue(gui.eth.StateManager().ProcState().GetAccount(gui.addr).Amount, nil)
+				gui.setWalletValue(gui.eth.StateManager().CurrentState().GetAccount(gui.addr).Amount, nil)
 			}
 
 		case txMsg := <-txChan:
-			tx := txMsg.Tx
+			tx := txMsg.Resource.(*ethchain.Transaction)
 
-			if txMsg.Type == ethchain.TxPre {
+			if txMsg.Event == "newTx:pre" {
 				object := state.GetAccount(gui.addr)
 
-				if bytes.Compare(tx.Sender(), gui.addr) == 0 && object.Nonce <= tx.Nonce {
+				if bytes.Compare(tx.Sender(), gui.addr) == 0 {
-					gui.win.Root().Call("addTx", ethpub.NewPTx(tx))
+					gui.win.Root().Call("addTx", ethpub.NewPTx(tx), "send")
 					gui.txDb.Put(tx.Hash(), tx.RlpEncode())
 
-					object.Nonce += 1
-					state.SetStateObject(object)
-
 					unconfirmedFunds.Sub(unconfirmedFunds, tx.Value)
 				} else if bytes.Compare(tx.Recipient, gui.addr) == 0 {
-					gui.win.Root().Call("addTx", ethpub.NewPTx(tx))
+					gui.win.Root().Call("addTx", ethpub.NewPTx(tx), "recv")
 					gui.txDb.Put(tx.Hash(), tx.RlpEncode())
 
 					unconfirmedFunds.Add(unconfirmedFunds, tx.Value)
@@ -231,27 +309,31 @@ func (gui *Gui) update() {
 
 				gui.setWalletValue(object.Amount, nil)
 
-				state.SetStateObject(object)
+				state.UpdateStateObject(object)
 			}
+		case <-objectChan:
+			gui.loadAddressBook()
+		case <-peerChan:
+			gui.setPeerInfo()
+		case <-ticker.C:
+			gui.setPeerInfo()
 		}
 	}
 }
 
-// Logging functions that log directly to the GUI interface
+func (gui *Gui) setPeerInfo() {
-func (gui *Gui) Println(v ...interface{}) {
+	gui.win.Root().Call("setPeers", fmt.Sprintf("%d / %d", gui.eth.PeerCount(), gui.eth.MaxPeers))
-	str := strings.TrimRight(fmt.Sprintln(v...), "\n")
+
-	lines := strings.Split(str, "\n")
+	gui.win.Root().Call("resetPeers")
-	for _, line := range lines {
+	for _, peer := range gui.pub.GetPeers() {
-		gui.win.Root().Call("addLog", line)
+		gui.win.Root().Call("addPeer", peer)
 	}
 }
 
-func (gui *Gui) Printf(format string, v ...interface{}) {
+func (gui *Gui) RegisterName(name string) {
-	str := strings.TrimRight(fmt.Sprintf(format, v...), "\n")
+	keyPair := ethutil.GetKeyRing().Get(0)
-	lines := strings.Split(str, "\n")
+	name = fmt.Sprintf("\"%s\"\n1", name)
-	for _, line := range lines {
+	gui.pub.Transact(ethutil.Hex(keyPair.PrivateKey), "namereg", "1000", "1000000", "150", name)
-		gui.win.Root().Call("addLog", line)
-	}
 }
 
 func (gui *Gui) Transact(recipient, value, gas, gasPrice, data string) (*ethpub.PReceipt, error) {
@@ -263,7 +345,45 @@ func (gui *Gui) Transact(recipient, value, gas, gasPrice, data string) (*ethpub.
 func (gui *Gui) Create(recipient, value, gas, gasPrice, data string) (*ethpub.PReceipt, error) {
 	keyPair := ethutil.GetKeyRing().Get(0)
 
-	mainInput, initInput := mutan.PreParse(data)
+	return gui.pub.Transact(ethutil.Hex(keyPair.PrivateKey), recipient, value, gas, gasPrice, data)
-
+}
-	return gui.pub.Create(ethutil.Hex(keyPair.PrivateKey), value, gas, gasPrice, initInput, mainInput)
+
+func (gui *Gui) ChangeClientId(id string) {
+	ethutil.Config.SetIdentifier(id)
+}
+
+func (gui *Gui) ClientId() string {
+	return ethutil.Config.Identifier
+}
+
+// functions that allow Gui to implement interface ethlog.LogSystem
+func (gui *Gui) SetLogLevel(level ethlog.LogLevel) {
+	gui.logLevel = level
+}
+
+func (gui *Gui) GetLogLevel() ethlog.LogLevel {
+	return gui.logLevel
+}
+
+// this extra function needed to give int typecast value to gui widget
+// that sets initial loglevel to default
+func (gui *Gui) GetLogLevelInt() int {
+	return int(gui.logLevel)
+}
+
+func (gui *Gui) Println(v ...interface{}) {
+	gui.printLog(fmt.Sprintln(v...))
+}
+
+func (gui *Gui) Printf(format string, v ...interface{}) {
+	gui.printLog(fmt.Sprintf(format, v...))
+}
+
+// Print function that logs directly to the GUI
+func (gui *Gui) printLog(s string) {
+	str := strings.TrimRight(s, "\n")
+	lines := strings.Split(str, "\n")
+	for _, line := range lines {
+		gui.win.Root().Call("addLog", line)
+	}
 }

ethereal/ui/html_container.go

@@ -6,6 +6,12 @@ import (
 	"github.com/ethereum/eth-go/ethpub"
 	"github.com/ethereum/eth-go/ethutil"
 	"github.com/go-qml/qml"
+	"github.com/howeyc/fsnotify"
+	"io/ioutil"
+	"log"
+	"net/url"
+	"os"
+	"path"
 	"path/filepath"
 )
 
@@ -15,6 +21,7 @@ type HtmlApplication struct {
 	engine  *qml.Engine
 	lib     *UiLib
 	path    string
+	watcher *fsnotify.Watcher
 }
 
 func NewHtmlApplication(path string, lib *UiLib) *HtmlApplication {
@@ -47,6 +54,59 @@ func (app *HtmlApplication) Create() error {
 	return nil
 }
 
+func (app *HtmlApplication) RootFolder() string {
+	folder, err := url.Parse(app.path)
+	if err != nil {
+		return ""
+	}
+	return path.Dir(folder.RequestURI())
+}
+func (app *HtmlApplication) RecursiveFolders() []os.FileInfo {
+	files, _ := ioutil.ReadDir(app.RootFolder())
+	var folders []os.FileInfo
+	for _, file := range files {
+		if file.IsDir() {
+			folders = append(folders, file)
+		}
+	}
+	return folders
+}
+
+func (app *HtmlApplication) NewWatcher(quitChan chan bool) {
+	var err error
+
+	app.watcher, err = fsnotify.NewWatcher()
+	if err != nil {
+		return
+	}
+	err = app.watcher.Watch(app.RootFolder())
+	if err != nil {
+		log.Fatal(err)
+	}
+	for _, folder := range app.RecursiveFolders() {
+		fullPath := app.RootFolder() + "/" + folder.Name()
+		app.watcher.Watch(fullPath)
+	}
+
+	go func() {
+	out:
+		for {
+			select {
+			case <-quitChan:
+				app.watcher.Close()
+				break out
+			case <-app.watcher.Event:
+				//logger.Debugln("Got event:", ev)
+				app.webView.Call("reload")
+			case err := <-app.watcher.Error:
+				// TODO: Do something here
+				logger.Infoln("Watcher error:", err)
+			}
+		}
+	}()
+
+}
+
 func (app *HtmlApplication) Engine() *qml.Engine {
 	return app.engine
 }

ethereal/ui/qml_app.go

@@ -0,0 +1,59 @@
+package ethui
+
+import (
+	"github.com/ethereum/eth-go/ethchain"
+	"github.com/ethereum/eth-go/ethpub"
+	"github.com/ethereum/eth-go/ethutil"
+	"github.com/go-qml/qml"
+)
+
+type QmlApplication struct {
+	win    *qml.Window
+	engine *qml.Engine
+	lib    *UiLib
+	path   string
+}
+
+func NewQmlApplication(path string, lib *UiLib) *QmlApplication {
+	engine := qml.NewEngine()
+	return &QmlApplication{engine: engine, path: path, lib: lib}
+}
+
+func (app *QmlApplication) Create() error {
+	component, err := app.engine.LoadFile(app.path)
+	if err != nil {
+		logger.Warnln(err)
+	}
+	app.win = component.CreateWindow(nil)
+
+	return nil
+}
+
+func (app *QmlApplication) Destroy() {
+	app.engine.Destroy()
+}
+
+func (app *QmlApplication) NewWatcher(quitChan chan bool) {
+}
+
+// Events
+func (app *QmlApplication) NewBlock(block *ethchain.Block) {
+	pblock := &ethpub.PBlock{Number: int(block.BlockInfo().Number), Hash: ethutil.Hex(block.Hash())}
+	app.win.Call("onNewBlockCb", pblock)
+}
+
+func (app *QmlApplication) ObjectChanged(stateObject *ethchain.StateObject) {
+	app.win.Call("onObjectChangeCb", ethpub.NewPStateObject(stateObject))
+}
+
+func (app *QmlApplication) StorageChanged(storageObject *ethchain.StorageState) {
+	app.win.Call("onStorageChangeCb", ethpub.NewPStorageState(storageObject))
+}
+
+// Getters
+func (app *QmlApplication) Engine() *qml.Engine {
+	return app.engine
+}
+func (app *QmlApplication) Window() *qml.Window {
+	return app.win
+}

ethereal/ui/ui_lib.go

@@ -1,18 +1,10 @@
 package ethui
 
 import (
-	"bitbucket.org/kardianos/osext"
-	"fmt"
 	"github.com/ethereum/eth-go"
-	"github.com/ethereum/eth-go/ethchain"
 	"github.com/ethereum/eth-go/ethutil"
-	"github.com/ethereum/go-ethereum/utils"
 	"github.com/go-qml/qml"
-	"github.com/obscuren/mutan"
-	"os"
 	"path"
-	"path/filepath"
-	"runtime"
 )
 
 type memAddr struct {
@@ -29,27 +21,18 @@ type UiLib struct {
 	// The main application window
 	win      *qml.Window
 	Db       *Debugger
+	DbWindow *DebuggerWindow
 }
 
 func NewUiLib(engine *qml.Engine, eth *eth.Ethereum, assetPath string) *UiLib {
-	if assetPath == "" {
-		assetPath = DefaultAssetPath()
-	}
 	return &UiLib{engine: engine, eth: eth, assetPath: assetPath}
 }
 
-// Opens a QML file (external application)
+func (ui *UiLib) OpenQml(path string) {
-func (ui *UiLib) Open(path string) {
+	container := NewQmlApplication(path[7:], ui)
-	component, err := ui.engine.LoadFile(path[7:])
+	app := NewExtApplication(container, ui)
-	if err != nil {
-		ethutil.Config.Log.Debugln(err)
-	}
-	win := component.CreateWindow(nil)
 
-	go func() {
+	go app.run()
-		win.Show()
-		win.Wait()
-	}()
 }
 
 func (ui *UiLib) OpenHtml(path string) {
@@ -62,7 +45,7 @@ func (ui *UiLib) OpenHtml(path string) {
 func (ui *UiLib) Muted(content string) {
 	component, err := ui.engine.LoadFile(ui.AssetPath("qml/muted.qml"))
 	if err != nil {
-		ethutil.Config.Log.Debugln(err)
+		logger.Debugln(err)
 
 		return
 	}
@@ -92,109 +75,26 @@ func (ui *UiLib) AssetPath(p string) string {
 	return path.Join(ui.assetPath, p)
 }
 
-func DefaultAssetPath() string {
+func (self *UiLib) StartDbWithContractAndData(contractHash, data string) {
-	var base string
+	dbWindow := NewDebuggerWindow(self)
-	// If the current working directory is the go-ethereum dir
+	object := self.eth.StateManager().CurrentState().GetStateObject(ethutil.FromHex(contractHash))
-	// assume a debug build and use the source directory as
+	if len(object.Script()) > 0 {
-	// asset directory.
+		dbWindow.SetCode("0x" + ethutil.Hex(object.Script()))
-	pwd, _ := os.Getwd()
-	if pwd == path.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "ethereal") {
-		base = path.Join(pwd, "assets")
-	} else {
-		switch runtime.GOOS {
-		case "darwin":
-			// Get Binary Directory
-			exedir, _ := osext.ExecutableFolder()
-			base = filepath.Join(exedir, "../Resources")
-		case "linux":
-			base = "/usr/share/ethereal"
-		case "window":
-			fallthrough
-		default:
-			base = "."
-		}
 	}
+	dbWindow.SetData("0x" + data)
 
-	return base
+	dbWindow.Show()
 }
 
-func (ui *UiLib) DebugTx(recipient, valueStr, gasStr, gasPriceStr, data string) {
+func (self *UiLib) StartDbWithCode(code string) {
-	state := ui.eth.BlockChain().CurrentBlock.State()
+	dbWindow := NewDebuggerWindow(self)
-
+	dbWindow.SetCode("0x" + code)
-	mainInput, _ := mutan.PreParse(data)
+	dbWindow.Show()
-	callerScript, err := utils.Compile(mainInput)
-	if err != nil {
-		ethutil.Config.Log.Debugln(err)
-
-		return
-	}
-
-	dis := ethchain.Disassemble(callerScript)
-	ui.win.Root().Call("clearAsm")
-
-	for _, str := range dis {
-		ui.win.Root().Call("setAsm", str)
-	}
-	callerTx := ethchain.NewContractCreationTx(ethutil.Big(valueStr), ethutil.Big(gasStr), ethutil.Big(gasPriceStr), callerScript, nil)
-
-	// Contract addr as test address
-	keyPair := ethutil.GetKeyRing().Get(0)
-	account := ui.eth.StateManager().TransState().GetStateObject(keyPair.Address())
-	c := ethchain.MakeContract(callerTx, state)
-	callerClosure := ethchain.NewClosure(account, c, c.Script(), state, ethutil.Big(gasStr), ethutil.Big(gasPriceStr))
-
-	block := ui.eth.BlockChain().CurrentBlock
-	vm := ethchain.NewVm(state, ui.eth.StateManager(), ethchain.RuntimeVars{
-		Origin:      account.Address(),
-		BlockNumber: block.BlockInfo().Number,
-		PrevHash:    block.PrevHash,
-		Coinbase:    block.Coinbase,
-		Time:        block.Time,
-		Diff:        block.Difficulty,
-		TxData:      nil,
-	})
-
-	go func() {
-		callerClosure.Call(vm, nil, ui.Db.halting)
-
-		state.Reset()
-	}()
 }
 
-func (ui *UiLib) Next() {
+func (self *UiLib) StartDebugger() {
-	ui.Db.Next()
+	dbWindow := NewDebuggerWindow(self)
-}
+	//self.DbWindow = dbWindow
-
+
-type Debugger struct {
+	dbWindow.Show()
-	win *qml.Window
-	N   chan bool
-}
-
-func (d *Debugger) halting(pc int, op ethchain.OpCode, mem *ethchain.Memory, stack *ethchain.Stack) {
-	d.win.Root().Call("setInstruction", pc)
-	d.win.Root().Call("clearMem")
-	d.win.Root().Call("clearStack")
-
-	addr := 0
-	for i := 0; i+32 <= mem.Len(); i += 32 {
-		d.win.Root().Call("setMem", memAddr{fmt.Sprintf("%03d", addr), fmt.Sprintf("% x", mem.Data()[i:i+32])})
-		addr++
-	}
-
-	for _, val := range stack.Data() {
-		d.win.Root().Call("setStack", val.String())
-	}
-
-out:
-	for {
-		select {
-		case <-d.N:
-			break out
-		default:
-		}
-	}
-}
-
-func (d *Debugger) Next() {
-	d.N <- true
 }

ethereum/cmd.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"github.com/ethereum/eth-go"
+	"github.com/ethereum/go-ethereum/utils"
+	"io/ioutil"
+	"os"
+)
+
+func InitJsConsole(ethereum *eth.Ethereum) {
+	repl := NewJSRepl(ethereum)
+	go repl.Start()
+	utils.RegisterInterrupt(func(os.Signal) {
+		repl.Stop()
+	})
+}
+
+func ExecJsFile(ethereum *eth.Ethereum, InputFile string) {
+	file, err := os.Open(InputFile)
+	if err != nil {
+		logger.Fatalln(err)
+	}
+	content, err := ioutil.ReadAll(file)
+	if err != nil {
+		logger.Fatalln(err)
+	}
+	re := NewJSRE(ethereum)
+	utils.RegisterInterrupt(func(os.Signal) {
+		re.Stop()
+	})
+	re.Run(string(content))
+}

ethereum/config.go

@@ -1,43 +0,0 @@
-package main
-
-import (
-	"flag"
-)
-
-var StartConsole bool
-var StartMining bool
-var StartRpc bool
-var RpcPort int
-var UseUPnP bool
-var OutboundPort string
-var ShowGenesis bool
-var AddPeer string
-var MaxPeer int
-var GenAddr bool
-var UseSeed bool
-var ImportKey string
-var ExportKey bool
-var LogFile string
-var DataDir string
-var NonInteractive bool
-
-func Init() {
-	flag.BoolVar(&StartConsole, "c", false, "debug and testing console")
-	flag.BoolVar(&StartMining, "m", false, "start dagger mining")
-	flag.BoolVar(&ShowGenesis, "g", false, "prints genesis header and exits")
-	//flag.BoolVar(&UseGui, "gui", true, "use the gui")
-	flag.BoolVar(&StartRpc, "r", false, "start rpc server")
-	flag.IntVar(&RpcPort, "rpcport", 8080, "port to start json-rpc server on")
-	flag.BoolVar(&NonInteractive, "y", false, "non-interactive mode (say yes to confirmations)")
-	flag.BoolVar(&UseUPnP, "upnp", false, "enable UPnP support")
-	flag.BoolVar(&UseSeed, "seed", true, "seed peers")
-	flag.BoolVar(&GenAddr, "genaddr", false, "create a new priv/pub key")
-	flag.BoolVar(&ExportKey, "export", false, "export private key")
-	flag.StringVar(&OutboundPort, "p", "30303", "listening port")
-	flag.StringVar(&LogFile, "logfile", "", "log file (defaults to standard output)")
-	flag.StringVar(&DataDir, "dir", ".ethereum", "ethereum data directory")
-	flag.StringVar(&ImportKey, "import", "", "imports the given private key (hex)")
-	flag.IntVar(&MaxPeer, "x", 5, "maximum desired peers")
-
-	flag.Parse()
-}

ethereum/dev_console.go

@@ -1,259 +0,0 @@
-package main
-
-import (
-	"bufio"
-	"bytes"
-	"encoding/hex"
-	"errors"
-	"fmt"
-	"github.com/ethereum/eth-go"
-	"github.com/ethereum/eth-go/ethchain"
-	"github.com/ethereum/eth-go/ethdb"
-	"github.com/ethereum/eth-go/ethutil"
-	"github.com/ethereum/eth-go/ethwire"
-	"github.com/ethereum/go-ethereum/utils"
-	"github.com/obscuren/mutan"
-	"os"
-	"strings"
-)
-
-type Console struct {
-	db       *ethdb.MemDatabase
-	trie     *ethutil.Trie
-	ethereum *eth.Ethereum
-}
-
-func NewConsole(s *eth.Ethereum) *Console {
-	db, _ := ethdb.NewMemDatabase()
-	trie := ethutil.NewTrie(db, "")
-
-	return &Console{db: db, trie: trie, ethereum: s}
-}
-
-func (i *Console) ValidateInput(action string, argumentLength int) error {
-	err := false
-	var expArgCount int
-
-	switch {
-	case action == "update" && argumentLength != 2:
-		err = true
-		expArgCount = 2
-	case action == "get" && argumentLength != 1:
-		err = true
-		expArgCount = 1
-	case action == "dag" && argumentLength != 2:
-		err = true
-		expArgCount = 2
-	case action == "decode" && argumentLength != 1:
-		err = true
-		expArgCount = 1
-	case action == "encode" && argumentLength != 1:
-		err = true
-		expArgCount = 1
-	case action == "gettx" && argumentLength != 1:
-		err = true
-		expArgCount = 1
-	case action == "tx" && argumentLength != 4:
-		err = true
-		expArgCount = 4
-	case action == "getaddr" && argumentLength != 1:
-		err = true
-		expArgCount = 1
-	case action == "contract" && argumentLength != 2:
-		err = true
-		expArgCount = 2
-	case action == "say" && argumentLength != 1:
-		err = true
-		expArgCount = 1
-	case action == "addp" && argumentLength != 1:
-		err = true
-		expArgCount = 1
-	case action == "block" && argumentLength != 1:
-		err = true
-		expArgCount = 1
-	}
-
-	if err {
-		return errors.New(fmt.Sprintf("'%s' requires %d args, got %d", action, expArgCount, argumentLength))
-	} else {
-		return nil
-	}
-}
-
-func (i *Console) Editor() string {
-	var buff bytes.Buffer
-	for {
-		reader := bufio.NewReader(os.Stdin)
-		str, _, err := reader.ReadLine()
-		if len(str) > 0 {
-			buff.Write(str)
-			buff.WriteString("\n")
-		}
-
-		if err != nil && err.Error() == "EOF" {
-			break
-		}
-	}
-
-	return buff.String()
-}
-
-func (i *Console) PrintRoot() {
-	root := ethutil.NewValue(i.trie.Root)
-	if len(root.Bytes()) != 0 {
-		fmt.Println(hex.EncodeToString(root.Bytes()))
-	} else {
-		fmt.Println(i.trie.Root)
-	}
-}
-
-func (i *Console) ParseInput(input string) bool {
-	scanner := bufio.NewScanner(strings.NewReader(input))
-	scanner.Split(bufio.ScanWords)
-
-	count := 0
-	var tokens []string
-	for scanner.Scan() {
-		count++
-		tokens = append(tokens, scanner.Text())
-	}
-	if err := scanner.Err(); err != nil {
-		fmt.Fprintln(os.Stderr, "reading input:", err)
-	}
-
-	if len(tokens) == 0 {
-		return true
-	}
-
-	err := i.ValidateInput(tokens[0], count-1)
-	if err != nil {
-		fmt.Println(err)
-	} else {
-		switch tokens[0] {
-		case "update":
-			i.trie.Update(tokens[1], tokens[2])
-
-			i.PrintRoot()
-		case "get":
-			fmt.Println(i.trie.Get(tokens[1]))
-		case "root":
-			i.PrintRoot()
-		case "rawroot":
-			fmt.Println(i.trie.Root)
-		case "print":
-			i.db.Print()
-		case "dag":
-			fmt.Println(ethchain.DaggerVerify(ethutil.Big(tokens[1]), // hash
-				ethutil.BigPow(2, 36),   // diff
-				ethutil.Big(tokens[2]))) // nonce
-		case "decode":
-			value := ethutil.NewValueFromBytes([]byte(tokens[1]))
-			fmt.Println(value)
-		case "getaddr":
-			encoded, _ := hex.DecodeString(tokens[1])
-			addr := i.ethereum.BlockChain().CurrentBlock.State().GetAccount(encoded)
-			fmt.Println("addr:", addr)
-		case "block":
-			encoded, _ := hex.DecodeString(tokens[1])
-			block := i.ethereum.BlockChain().GetBlock(encoded)
-			info := block.BlockInfo()
-			fmt.Printf("++++++++++ #%d ++++++++++\n%v\n", info.Number, block)
-		case "say":
-			i.ethereum.Broadcast(ethwire.MsgTalkTy, []interface{}{tokens[1]})
-		case "addp":
-			i.ethereum.ConnectToPeer(tokens[1])
-		case "pcount":
-			fmt.Println("peers:", i.ethereum.Peers().Len())
-		case "encode":
-			fmt.Printf("%q\n", ethutil.Encode(tokens[1]))
-		case "tx":
-			recipient, err := hex.DecodeString(tokens[1])
-			if err != nil {
-				fmt.Println("recipient err:", err)
-			} else {
-				tx := ethchain.NewTransactionMessage(recipient, ethutil.Big(tokens[2]), ethutil.Big(tokens[3]), ethutil.Big(tokens[4]), nil)
-
-				keyPair := ethutil.GetKeyRing().Get(0)
-				tx.Sign(keyPair.PrivateKey)
-				i.ethereum.TxPool().QueueTransaction(tx)
-
-				fmt.Printf("%x\n", tx.Hash())
-			}
-		case "gettx":
-			addr, _ := hex.DecodeString(tokens[1])
-			data, _ := ethutil.Config.Db.Get(addr)
-			if len(data) != 0 {
-				decoder := ethutil.NewValueFromBytes(data)
-				fmt.Println(decoder)
-			} else {
-				fmt.Println("gettx: tx not found")
-			}
-		case "contract":
-			fmt.Println("Contract editor (Ctrl-D = done)")
-
-			mainInput, initInput := mutan.PreParse(i.Editor())
-			mainScript, err := utils.Compile(mainInput)
-			if err != nil {
-				fmt.Println(err)
-
-				break
-			}
-			initScript, err := utils.Compile(initInput)
-			if err != nil {
-				fmt.Println(err)
-
-				break
-			}
-
-			contract := ethchain.NewContractCreationTx(ethutil.Big(tokens[0]), ethutil.Big(tokens[1]), ethutil.Big(tokens[1]), mainScript, initScript)
-
-			keyPair := ethutil.GetKeyRing().Get(0)
-			contract.Sign(keyPair.PrivateKey)
-
-			i.ethereum.TxPool().QueueTransaction(contract)
-
-			fmt.Printf("%x\n", contract.Hash()[12:])
-		case "exit", "quit", "q":
-			return false
-		case "help":
-			fmt.Printf("COMMANDS:\n" +
-				"\033[1m= DB =\033[0m\n" +
-				"update KEY VALUE - Updates/Creates a new value for the given key\n" +
-				"get KEY - Retrieves the given key\n" +
-				"root - Prints the hex encoded merkle root\n" +
-				"rawroot - Prints the raw merkle root\n" +
-				"block HASH - Prints the block\n" +
-				"getaddr ADDR - Prints the account associated with the address\n" +
-				"\033[1m= Dagger =\033[0m\n" +
-				"dag HASH NONCE - Verifies a nonce with the given hash with dagger\n" +
-				"\033[1m= Encoding =\033[0m\n" +
-				"decode STR\n" +
-				"encode STR\n" +
-				"\033[1m= Other =\033[0m\n" +
-				"addp HOST:PORT\n" +
-				"tx TO AMOUNT\n" +
-				"contract AMOUNT\n")
-
-		default:
-			fmt.Println("Unknown command:", tokens[0])
-		}
-	}
-
-	return true
-}
-
-func (i *Console) Start() {
-	fmt.Printf("Eth Console. Type (help) for help\n")
-	reader := bufio.NewReader(os.Stdin)
-	for {
-		fmt.Printf("eth >>> ")
-		str, _, err := reader.ReadLine()
-		if err != nil {
-			fmt.Println("Error reading input", err)
-		} else {
-			if !i.ParseInput(string(str)) {
-				return
-			}
-		}
-	}
-}

ethereum/ethereum.go

@@ -1,159 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"github.com/ethereum/eth-go"
-	"github.com/ethereum/eth-go/ethchain"
-	"github.com/ethereum/eth-go/ethutil"
-	"github.com/ethereum/go-ethereum/utils"
-	"log"
-	"os"
-	"os/signal"
-	"runtime"
-	"strings"
-)
-
-const Debug = true
-
-// Register interrupt handlers so we can stop the ethereum
-func RegisterInterrupts(s *eth.Ethereum) {
-	// Buffered chan of one is enough
-	c := make(chan os.Signal, 1)
-	// Notify about interrupts for now
-	signal.Notify(c, os.Interrupt)
-	go func() {
-		for sig := range c {
-			fmt.Printf("Shutting down (%v) ... \n", sig)
-			s.Stop()
-		}
-	}()
-}
-
-func confirm(message string) bool {
-	fmt.Println(message, "Are you sure? (y/n)")
-	var r string
-	fmt.Scanln(&r)
-	for ; ; fmt.Scanln(&r) {
-		if r == "n" || r == "y" {
-			break
-		} else {
-			fmt.Printf("Yes or no?", r)
-		}
-	}
-	return r == "y"
-}
-
-func main() {
-	Init()
-
-	runtime.GOMAXPROCS(runtime.NumCPU())
-
-	// set logger
-	var logSys *log.Logger
-	flags := log.LstdFlags
-
-	ethutil.ReadConfig(DataDir)
-	logger := ethutil.Config.Log
-
-	if LogFile != "" {
-		logfile, err := os.OpenFile(LogFile, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
-		if err != nil {
-			panic(fmt.Sprintf("error opening log file '%s': %v", LogFile, err))
-		}
-		defer logfile.Close()
-		log.SetOutput(logfile)
-		logSys = log.New(logfile, "", flags)
-		logger.AddLogSystem(logSys)
-	} else {
-		logSys = log.New(os.Stdout, "", flags)
-	}
-
-	ethchain.InitFees()
-
-	// Instantiated a eth stack
-	ethereum, err := eth.New(eth.CapDefault, UseUPnP)
-	if err != nil {
-		log.Println("eth start err:", err)
-		return
-	}
-	ethereum.Port = OutboundPort
-
-	// bookkeeping tasks
-	switch {
-	case GenAddr:
-		if NonInteractive || confirm("This action overwrites your old private key.") {
-			utils.CreateKeyPair(true)
-		}
-		os.Exit(0)
-	case len(ImportKey) > 0:
-		if NonInteractive || confirm("This action overwrites your old private key.") {
-			mnemonic := strings.Split(ImportKey, " ")
-			if len(mnemonic) == 24 {
-				logSys.Println("Got mnemonic key, importing.")
-				key := ethutil.MnemonicDecode(mnemonic)
-				utils.ImportPrivateKey(key)
-			} else if len(mnemonic) == 1 {
-				logSys.Println("Got hex key, importing.")
-				utils.ImportPrivateKey(ImportKey)
-			} else {
-				logSys.Println("Did not recognise format, exiting.")
-			}
-		}
-		os.Exit(0)
-	case ExportKey:
-		keyPair := ethutil.GetKeyRing().Get(0)
-		fmt.Printf(`
-Generating new address and keypair.
-Please keep your keys somewhere save.
-
-++++++++++++++++ KeyRing +++++++++++++++++++
-addr: %x
-prvk: %x
-pubk: %x
-++++++++++++++++++++++++++++++++++++++++++++
-save these words so you can restore your account later: %s
-`, keyPair.Address(), keyPair.PrivateKey, keyPair.PublicKey)
-
-		os.Exit(0)
-	case ShowGenesis:
-		logSys.Println(ethereum.BlockChain().Genesis())
-		os.Exit(0)
-	default:
-		// Creates a keypair if non exists
-		utils.CreateKeyPair(false)
-	}
-
-	// client
-	logger.Infoln(fmt.Sprintf("Starting Ethereum v%s", ethutil.Config.Ver))
-
-	// Set the max peers
-	ethereum.MaxPeers = MaxPeer
-
-	// Set Mining status
-	ethereum.Mining = StartMining
-
-	if StartMining {
-		utils.DoMining(ethereum)
-	}
-
-	if StartConsole {
-		err := os.Mkdir(ethutil.Config.ExecPath, os.ModePerm)
-		// Error is OK if the error is ErrExist
-		if err != nil && !os.IsExist(err) {
-			log.Panic("Unable to create EXECPATH:", err)
-		}
-
-		console := NewConsole(ethereum)
-		go console.Start()
-	}
-	if StartRpc {
-		utils.DoRpc(ethereum, RpcPort)
-	}
-
-	RegisterInterrupts(ethereum)
-
-	ethereum.Start(UseSeed)
-
-	// Wait for shutdown
-	ethereum.WaitForShutdown()
-}

ethereum/flags.go

@@ -0,0 +1,72 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"github.com/ethereum/eth-go/ethlog"
+	"os"
+	"os/user"
+	"path"
+)
+
+var Identifier string
+var StartRpc bool
+var RpcPort int
+var UseUPnP bool
+var OutboundPort string
+var ShowGenesis bool
+var AddPeer string
+var MaxPeer int
+var GenAddr bool
+var UseSeed bool
+var ImportKey string
+var ExportKey bool
+var NonInteractive bool
+var Datadir string
+var LogFile string
+var ConfigFile string
+var DebugFile string
+var LogLevel int
+
+// flags specific to cli client
+var StartMining bool
+var StartJsConsole bool
+var InputFile string
+
+func defaultDataDir() string {
+	usr, _ := user.Current()
+	return path.Join(usr.HomeDir, ".ethereum")
+}
+
+var defaultConfigFile = path.Join(defaultDataDir(), "conf.ini")
+
+func Init() {
+	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()
+	}
+
+	flag.StringVar(&Identifier, "id", "", "Custom client identifier")
+	flag.StringVar(&OutboundPort, "port", "30303", "listening port")
+	flag.BoolVar(&UseUPnP, "upnp", false, "enable UPnP support")
+	flag.IntVar(&MaxPeer, "maxpeer", 10, "maximum desired peers")
+	flag.IntVar(&RpcPort, "rpcport", 8080, "port to start json-rpc server on")
+	flag.BoolVar(&StartRpc, "rpc", false, "start rpc server")
+	flag.BoolVar(&NonInteractive, "y", false, "non-interactive mode (say yes to confirmations)")
+	flag.BoolVar(&UseSeed, "seed", true, "seed peers")
+	flag.BoolVar(&GenAddr, "genaddr", false, "create a new priv/pub key")
+	flag.BoolVar(&ExportKey, "export", false, "export private key")
+	flag.StringVar(&LogFile, "logfile", "", "log file (defaults to standard output)")
+	flag.StringVar(&ImportKey, "import", "", "imports the given private key (hex)")
+	flag.StringVar(&Datadir, "datadir", defaultDataDir(), "specifies the datadir to use")
+	flag.StringVar(&ConfigFile, "conf", defaultConfigFile, "config file")
+	flag.StringVar(&DebugFile, "debug", "", "debug file (no debugging if not set)")
+	flag.IntVar(&LogLevel, "loglevel", int(ethlog.InfoLevel), "loglevel: 0-5: silent,error,warn,info,debug,debug detail)")
+
+	flag.BoolVar(&StartMining, "mine", false, "start dagger mining")
+	flag.BoolVar(&StartJsConsole, "js", false, "launches javascript console")
+
+	flag.Parse()
+
+	InputFile = flag.Arg(0)
+}

ethereum/javascript_runtime.go

@@ -0,0 +1,231 @@
+package main
+
+import (
+	"fmt"
+	"github.com/ethereum/eth-go"
+	"github.com/ethereum/eth-go/ethchain"
+	"github.com/ethereum/eth-go/ethlog"
+	"github.com/ethereum/eth-go/ethpub"
+	"github.com/ethereum/eth-go/ethutil"
+	"github.com/ethereum/go-ethereum/utils"
+	"github.com/obscuren/otto"
+	"io/ioutil"
+	"os"
+	"path"
+	"path/filepath"
+)
+
+var jsrelogger = ethlog.NewLogger("JSRE")
+
+type JSRE struct {
+	ethereum *eth.Ethereum
+	vm       *otto.Otto
+	lib      *ethpub.PEthereum
+
+	blockChan  chan ethutil.React
+	changeChan chan ethutil.React
+	quitChan   chan bool
+
+	objectCb map[string][]otto.Value
+}
+
+func (jsre *JSRE) LoadExtFile(path string) {
+	result, err := ioutil.ReadFile(path)
+	if err == nil {
+		jsre.vm.Run(result)
+	} else {
+		jsrelogger.Debugln("Could not load file:", path)
+	}
+}
+
+func (jsre *JSRE) LoadIntFile(file string) {
+	assetPath := path.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "ethereal", "assets", "ext")
+	jsre.LoadExtFile(path.Join(assetPath, file))
+}
+
+func NewJSRE(ethereum *eth.Ethereum) *JSRE {
+	re := &JSRE{
+		ethereum,
+		otto.New(),
+		ethpub.NewPEthereum(ethereum),
+		make(chan ethutil.React, 1),
+		make(chan ethutil.React, 1),
+		make(chan bool),
+		make(map[string][]otto.Value),
+	}
+
+	// Init the JS lib
+	re.vm.Run(jsLib)
+
+	// Load extra javascript files
+	re.LoadIntFile("string.js")
+	re.LoadIntFile("big.js")
+
+	// We have to make sure that, whoever calls this, calls "Stop"
+	go re.mainLoop()
+
+	re.Bind("eth", &JSEthereum{re.lib, re.vm})
+
+	re.initStdFuncs()
+
+	jsrelogger.Infoln("started")
+
+	return re
+}
+
+func (self *JSRE) Bind(name string, v interface{}) {
+	self.vm.Set(name, v)
+}
+
+func (self *JSRE) Run(code string) (otto.Value, error) {
+	return self.vm.Run(code)
+}
+
+func (self *JSRE) Require(file string) error {
+	if len(filepath.Ext(file)) == 0 {
+		file += ".js"
+	}
+
+	fh, err := os.Open(file)
+	if err != nil {
+		return err
+	}
+
+	content, _ := ioutil.ReadAll(fh)
+	self.Run("exports = {};(function() {" + string(content) + "})();")
+
+	return nil
+}
+
+func (self *JSRE) Stop() {
+	// Kill the main loop
+	self.quitChan <- true
+
+	close(self.blockChan)
+	close(self.quitChan)
+	close(self.changeChan)
+	jsrelogger.Infoln("stopped")
+}
+
+func (self *JSRE) mainLoop() {
+	// Subscribe to events
+	reactor := self.ethereum.Reactor()
+	reactor.Subscribe("newBlock", self.blockChan)
+
+out:
+	for {
+		select {
+		case <-self.quitChan:
+			break out
+		case block := <-self.blockChan:
+			if _, ok := block.Resource.(*ethchain.Block); ok {
+			}
+		case object := <-self.changeChan:
+			if stateObject, ok := object.Resource.(*ethchain.StateObject); ok {
+				for _, cb := range self.objectCb[ethutil.Hex(stateObject.Address())] {
+					val, _ := self.vm.ToValue(ethpub.NewPStateObject(stateObject))
+					cb.Call(cb, val)
+				}
+			} else if storageObject, ok := object.Resource.(*ethchain.StorageState); ok {
+				for _, cb := range self.objectCb[ethutil.Hex(storageObject.StateAddress)+ethutil.Hex(storageObject.Address)] {
+					val, _ := self.vm.ToValue(ethpub.NewPStorageState(storageObject))
+					cb.Call(cb, val)
+				}
+			}
+		}
+	}
+}
+
+func (self *JSRE) initStdFuncs() {
+	t, _ := self.vm.Get("eth")
+	eth := t.Object()
+	eth.Set("watch", self.watch)
+	eth.Set("addPeer", self.addPeer)
+	eth.Set("require", self.require)
+	eth.Set("stopMining", self.stopMining)
+	eth.Set("startMining", self.startMining)
+	eth.Set("execBlock", self.execBlock)
+}
+
+/*
+ * The following methods are natively implemented javascript functions
+ */
+
+func (self *JSRE) stopMining(call otto.FunctionCall) otto.Value {
+	v, _ := self.vm.ToValue(utils.StopMining(self.ethereum))
+	return v
+}
+
+func (self *JSRE) startMining(call otto.FunctionCall) otto.Value {
+	v, _ := self.vm.ToValue(utils.StartMining(self.ethereum))
+	return v
+}
+
+// eth.watch
+func (self *JSRE) watch(call otto.FunctionCall) otto.Value {
+	addr, _ := call.Argument(0).ToString()
+	var storageAddr string
+	var cb otto.Value
+	var storageCallback bool
+	if len(call.ArgumentList) > 2 {
+		storageCallback = true
+		storageAddr, _ = call.Argument(1).ToString()
+		cb = call.Argument(2)
+	} else {
+		cb = call.Argument(1)
+	}
+
+	if storageCallback {
+		self.objectCb[addr+storageAddr] = append(self.objectCb[addr+storageAddr], cb)
+
+		event := "storage:" + string(ethutil.FromHex(addr)) + ":" + string(ethutil.FromHex(storageAddr))
+		self.ethereum.Reactor().Subscribe(event, self.changeChan)
+	} else {
+		self.objectCb[addr] = append(self.objectCb[addr], cb)
+
+		event := "object:" + string(ethutil.FromHex(addr))
+		self.ethereum.Reactor().Subscribe(event, self.changeChan)
+	}
+
+	return otto.UndefinedValue()
+}
+
+func (self *JSRE) addPeer(call otto.FunctionCall) otto.Value {
+	host, err := call.Argument(0).ToString()
+	if err != nil {
+		return otto.FalseValue()
+	}
+	self.ethereum.ConnectToPeer(host)
+
+	return otto.TrueValue()
+}
+
+func (self *JSRE) require(call otto.FunctionCall) otto.Value {
+	file, err := call.Argument(0).ToString()
+	if err != nil {
+		return otto.UndefinedValue()
+	}
+	if err := self.Require(file); err != nil {
+		fmt.Println("err:", err)
+		return otto.UndefinedValue()
+	}
+
+	t, _ := self.vm.Get("exports")
+
+	return t
+}
+
+func (self *JSRE) execBlock(call otto.FunctionCall) otto.Value {
+	hash, err := call.Argument(0).ToString()
+	if err != nil {
+		return otto.UndefinedValue()
+	}
+
+	err = utils.BlockDo(self.ethereum, ethutil.FromHex(hash))
+	if err != nil {
+		fmt.Println(err)
+		return otto.FalseValue()
+	}
+
+	return otto.TrueValue()
+}

ethereum/js_lib.go

@@ -0,0 +1,53 @@
+package main
+
+const jsLib = `
+function pp(object) {
+    var str = "";
+
+    if(object instanceof Array) {
+        str += "[ ";
+        for(var i = 0, l = object.length; i < l; i++) {
+            str += pp(object[i]);
+
+            if(i < l-1) {
+                str += ", ";
+            }
+        }
+        str += " ]";
+    } else if(typeof(object) === "object") {
+        str += "{ ";
+        var last = Object.keys(object).sort().pop()
+        for(var k in object) {
+            str += k + ": " + pp(object[k]);
+
+            if(k !== last) {
+                str += ", ";
+            }
+        }
+        str += " }";
+    } else if(typeof(object) === "string") {
+        str += "\033[32m'" + object + "'";
+    } else if(typeof(object) === "undefined") {
+        str += "\033[1m\033[30m" + object;
+    } else if(typeof(object) === "number") {
+        str += "\033[31m" + object;
+    } else if(typeof(object) === "function") {
+	str += "\033[35m[Function]";
+    } else {
+        str += object;                    
+    }
+
+    str += "\033[0m";
+
+    return str;
+}
+
+function prettyPrint(/* */) {
+    var args = arguments;
+    for(var i = 0, l = args.length; i < l; i++) {
+	    console.log(pp(args[i]))
+    }
+}
+
+var print = prettyPrint;
+`

ethereum/main.go

@@ -0,0 +1,53 @@
+package main
+
+import (
+	"github.com/ethereum/eth-go/ethlog"
+	"github.com/ethereum/go-ethereum/utils"
+	"runtime"
+)
+
+var logger = ethlog.NewLogger("CLI")
+
+func main() {
+	runtime.GOMAXPROCS(runtime.NumCPU())
+
+	utils.HandleInterrupt()
+
+	// precedence: code-internal flag default < config file < environment variables < command line
+	Init() // parsing command line
+	utils.InitConfig(ConfigFile, Datadir, Identifier, "ETH")
+
+	utils.InitDataDir(Datadir)
+
+	utils.InitLogging(Datadir, LogFile, LogLevel, DebugFile)
+
+	ethereum := utils.NewEthereum(UseUPnP, OutboundPort, MaxPeer)
+
+	// create, import, export keys
+	utils.KeyTasks(GenAddr, ImportKey, ExportKey, NonInteractive)
+
+	if ShowGenesis {
+		utils.ShowGenesis(ethereum)
+	}
+
+	if StartMining {
+		utils.StartMining(ethereum)
+	}
+
+	// better reworked as cases
+	if StartJsConsole {
+		InitJsConsole(ethereum)
+	} else if len(InputFile) > 0 {
+		ExecJsFile(ethereum, InputFile)
+	}
+
+	if StartRpc {
+		utils.StartRpc(ethereum, RpcPort)
+	}
+
+	utils.StartEthereum(ethereum, UseSeed)
+
+	// this blocks the thread
+	ethereum.WaitForShutdown()
+	ethlog.Flush()
+}

ethereum/repl.go

@@ -0,0 +1,153 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"github.com/ethereum/eth-go"
+	"github.com/ethereum/eth-go/ethpub"
+	"github.com/ethereum/eth-go/ethutil"
+	"github.com/obscuren/otto"
+	"io"
+	"os"
+	"path"
+)
+
+type Repl interface {
+	Start()
+	Stop()
+}
+
+type JSRepl struct {
+	re *JSRE
+
+	prompt string
+
+	history *os.File
+
+	running bool
+}
+
+func NewJSRepl(ethereum *eth.Ethereum) *JSRepl {
+	hist, err := os.OpenFile(path.Join(ethutil.Config.ExecPath, "history"), os.O_RDWR|os.O_CREATE, os.ModePerm)
+	if err != nil {
+		panic(err)
+	}
+
+	return &JSRepl{re: NewJSRE(ethereum), prompt: "> ", history: hist}
+}
+
+func (self *JSRepl) Start() {
+	if !self.running {
+		self.running = true
+		logger.Infoln("init JS Console")
+		reader := bufio.NewReader(self.history)
+		for {
+			line, err := reader.ReadString('\n')
+			if err != nil && err == io.EOF {
+				break
+			} else if err != nil {
+				fmt.Println("error reading history", err)
+				break
+			}
+
+			addHistory(line[:len(line)-1])
+		}
+		self.read()
+	}
+}
+
+func (self *JSRepl) Stop() {
+	if self.running {
+		self.running = false
+		self.re.Stop()
+		logger.Infoln("exit JS Console")
+		self.history.Close()
+	}
+}
+
+func (self *JSRepl) parseInput(code string) {
+	defer func() {
+		if r := recover(); r != nil {
+			fmt.Println("[native] error", r)
+		}
+	}()
+
+	value, err := self.re.Run(code)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	self.PrintValue(value)
+}
+
+// The JSEthereum object attempts to wrap the PEthereum object and returns
+// meaningful javascript objects
+type JSBlock struct {
+	*ethpub.PBlock
+	eth *JSEthereum
+}
+
+func (self *JSBlock) GetTransaction(hash string) otto.Value {
+	return self.eth.toVal(self.PBlock.GetTransaction(hash))
+}
+
+type JSEthereum struct {
+	*ethpub.PEthereum
+	vm *otto.Otto
+}
+
+func (self *JSEthereum) GetBlock(hash string) otto.Value {
+	return self.toVal(&JSBlock{self.PEthereum.GetBlock(hash), self})
+}
+
+func (self *JSEthereum) GetPeers() otto.Value {
+	return self.toVal(self.PEthereum.GetPeers())
+}
+
+func (self *JSEthereum) GetKey() otto.Value {
+	return self.toVal(self.PEthereum.GetKey())
+}
+
+func (self *JSEthereum) GetStateObject(addr string) otto.Value {
+	return self.toVal(self.PEthereum.GetStateObject(addr))
+}
+
+func (self *JSEthereum) GetStateKeyVals(addr string) otto.Value {
+	return self.toVal(self.PEthereum.GetStateObject(addr).StateKeyVal(false))
+}
+
+func (self *JSEthereum) Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr string) otto.Value {
+	r, err := self.PEthereum.Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr)
+	if err != nil {
+		fmt.Println(err)
+
+		return otto.UndefinedValue()
+	}
+
+	return self.toVal(r)
+}
+
+func (self *JSEthereum) Create(key, valueStr, gasStr, gasPriceStr, scriptStr string) otto.Value {
+	r, err := self.PEthereum.Create(key, valueStr, gasStr, gasPriceStr, scriptStr)
+
+	if err != nil {
+		fmt.Println(err)
+
+		return otto.UndefinedValue()
+	}
+
+	return self.toVal(r)
+}
+
+func (self *JSEthereum) toVal(v interface{}) otto.Value {
+	result, err := self.vm.ToValue(v)
+
+	if err != nil {
+		fmt.Println("Value unknown:", err)
+
+		return otto.UndefinedValue()
+	}
+
+	return result
+}

ethereum/repl_darwin.go

@@ -0,0 +1,123 @@
+package main
+
+// #cgo darwin CFLAGS: -I/usr/local/opt/readline/include
+// #cgo darwin LDFLAGS: -L/usr/local/opt/readline/lib
+// #cgo LDFLAGS: -lreadline
+// #include <stdio.h>
+// #include <stdlib.h>
+// #include <readline/readline.h>
+// #include <readline/history.h>
+import "C"
+import (
+	"os"
+	"os/signal"
+	"strings"
+	"syscall"
+	"unsafe"
+)
+
+func initReadLine() {
+	C.rl_catch_sigwinch = 0
+	C.rl_catch_signals = 0
+	c := make(chan os.Signal, 1)
+	signal.Notify(c, syscall.SIGWINCH)
+	signal.Notify(c, os.Interrupt)
+	go func() {
+		for sig := range c {
+			switch sig {
+			case syscall.SIGWINCH:
+				C.rl_resize_terminal()
+
+			case os.Interrupt:
+				C.rl_cleanup_after_signal()
+			default:
+
+			}
+		}
+	}()
+}
+
+func readLine(prompt *string) *string {
+	var p *C.char
+
+	//readline allows an empty prompt(NULL)
+	if prompt != nil {
+		p = C.CString(*prompt)
+	}
+
+	ret := C.readline(p)
+
+	if p != nil {
+		C.free(unsafe.Pointer(p))
+	}
+
+	if ret == nil {
+		return nil
+	} //EOF
+
+	s := C.GoString(ret)
+	C.free(unsafe.Pointer(ret))
+	return &s
+}
+
+func addHistory(s string) {
+	p := C.CString(s)
+	C.add_history(p)
+	C.free(unsafe.Pointer(p))
+}
+
+var indentCount = 0
+var str = ""
+
+func (self *JSRepl) setIndent() {
+	open := strings.Count(str, "{")
+	open += strings.Count(str, "(")
+	closed := strings.Count(str, "}")
+	closed += strings.Count(str, ")")
+	indentCount = open - closed
+	if indentCount <= 0 {
+		self.prompt = "> "
+	} else {
+		self.prompt = strings.Join(make([]string, indentCount*2), "..")
+		self.prompt += " "
+	}
+}
+
+func (self *JSRepl) read() {
+	initReadLine()
+L:
+	for {
+		switch result := readLine(&self.prompt); true {
+		case result == nil:
+			break L
+
+		case *result != "":
+			str += *result + "\n"
+
+			self.setIndent()
+
+			if indentCount <= 0 {
+				if *result == "exit" {
+					self.Stop()
+					break L
+				}
+
+				hist := str[:len(str)-1]
+				addHistory(hist) //allow user to recall this line
+				self.history.WriteString(str)
+
+				self.parseInput(str)
+
+				str = ""
+			}
+		}
+	}
+}
+
+func (self *JSRepl) PrintValue(v interface{}) {
+	method, _ := self.re.vm.Get("prettyPrint")
+	v, err := self.re.vm.ToValue(v)
+	if err == nil {
+		method.Call(method, v)
+	}
+}

ethereum/repl_linux.go

@@ -0,0 +1 @@
+repl_darwin.go

ethereum/repl_windows.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+)
+
+func (self *JSRepl) read() {
+	reader := bufio.NewReader(os.Stdin)
+	for {
+		fmt.Printf(self.prompt)
+		str, _, err := reader.ReadLine()
+		if err != nil {
+			fmt.Println("Error reading input", err)
+		} else {
+			self.parseInput(string(str))
+		}
+	}
+}
+
+func (self *JSRepl) PrintValue(value otto.Value) {
+	fmt.Println(value)
+}

utils/cmd.go

@@ -1,46 +1,245 @@
 package utils
 
 import (
+	"fmt"
 	"github.com/ethereum/eth-go"
+	"github.com/ethereum/eth-go/ethlog"
 	"github.com/ethereum/eth-go/ethminer"
 	"github.com/ethereum/eth-go/ethpub"
 	"github.com/ethereum/eth-go/ethrpc"
 	"github.com/ethereum/eth-go/ethutil"
+	"io"
 	"log"
+	"os"
+	"os/signal"
+	"path"
+	"strings"
 	"time"
 )
 
-func DoRpc(ethereum *eth.Ethereum, RpcPort int) {
+var logger = ethlog.NewLogger("CLI")
+var interruptCallbacks = []func(os.Signal){}
+
+// Register interrupt handlers callbacks
+func RegisterInterrupt(cb func(os.Signal)) {
+	interruptCallbacks = append(interruptCallbacks, cb)
+}
+
+// go routine that call interrupt handlers in order of registering
+func HandleInterrupt() {
+	c := make(chan os.Signal, 1)
+	go func() {
+		signal.Notify(c, os.Interrupt)
+		for sig := range c {
+			logger.Errorf("Shutting down (%v) ... \n", sig)
+			RunInterruptCallbacks(sig)
+		}
+	}()
+}
+
+func RunInterruptCallbacks(sig os.Signal) {
+	for _, cb := range interruptCallbacks {
+		cb(sig)
+	}
+}
+
+func AbsolutePath(Datadir string, filename string) string {
+	if path.IsAbs(filename) {
+		return filename
+	}
+	return path.Join(Datadir, filename)
+}
+
+func openLogFile(Datadir string, filename string) *os.File {
+	path := AbsolutePath(Datadir, filename)
+	file, err := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
+	if err != nil {
+		panic(fmt.Sprintf("error opening log file '%s': %v", filename, err))
+	}
+	return file
+}
+
+func confirm(message string) bool {
+	fmt.Println(message, "Are you sure? (y/n)")
+	var r string
+	fmt.Scanln(&r)
+	for ; ; fmt.Scanln(&r) {
+		if r == "n" || r == "y" {
+			break
+		} else {
+			fmt.Printf("Yes or no?", r)
+		}
+	}
+	return r == "y"
+}
+
+func InitDataDir(Datadir string) {
+	_, err := os.Stat(Datadir)
+	if err != nil {
+		if os.IsNotExist(err) {
+			fmt.Printf("Debug logging directory '%s' doesn't exist, creating it\n", Datadir)
+			os.Mkdir(Datadir, 0777)
+		}
+	}
+}
+
+func InitLogging(Datadir string, LogFile string, LogLevel int, DebugFile string) {
+	var writer io.Writer
+	if LogFile == "" {
+		writer = os.Stdout
+	} else {
+		writer = openLogFile(Datadir, LogFile)
+	}
+	ethlog.AddLogSystem(ethlog.NewStdLogSystem(writer, log.LstdFlags, ethlog.LogLevel(LogLevel)))
+	if DebugFile != "" {
+		writer = openLogFile(Datadir, DebugFile)
+		ethlog.AddLogSystem(ethlog.NewStdLogSystem(writer, log.LstdFlags, ethlog.DebugLevel))
+	}
+}
+
+func InitConfig(ConfigFile string, Datadir string, Identifier string, EnvPrefix string) {
+	InitDataDir(Datadir)
+	ethutil.ReadConfig(ConfigFile, Datadir, Identifier, EnvPrefix)
+	ethutil.Config.Set("rpcport", "700")
+}
+
+func exit(status int) {
+	ethlog.Flush()
+	os.Exit(status)
+}
+
+func NewEthereum(UseUPnP bool, OutboundPort string, MaxPeer int) *eth.Ethereum {
+	ethereum, err := eth.New(eth.CapDefault, UseUPnP)
+	if err != nil {
+		logger.Fatalln("eth start err:", err)
+	}
+	ethereum.Port = OutboundPort
+	ethereum.MaxPeers = MaxPeer
+	return ethereum
+}
+
+func StartEthereum(ethereum *eth.Ethereum, UseSeed bool) {
+	logger.Infof("Starting Ethereum v%s", ethutil.Config.Ver)
+	ethereum.Start(UseSeed)
+	RegisterInterrupt(func(sig os.Signal) {
+		ethereum.Stop()
+		ethlog.Flush()
+	})
+}
+
+func ShowGenesis(ethereum *eth.Ethereum) {
+	logger.Infoln(ethereum.BlockChain().Genesis())
+	exit(0)
+}
+
+func KeyTasks(GenAddr bool, ImportKey string, ExportKey bool, NonInteractive bool) {
+	switch {
+	case GenAddr:
+		if NonInteractive || confirm("This action overwrites your old private key.") {
+			CreateKeyPair(true)
+		}
+		exit(0)
+	case len(ImportKey) > 0:
+		if NonInteractive || confirm("This action overwrites your old private key.") {
+			// import should be from file
+			mnemonic := strings.Split(ImportKey, " ")
+			if len(mnemonic) == 24 {
+				logger.Infoln("Got mnemonic key, importing.")
+				key := ethutil.MnemonicDecode(mnemonic)
+				ImportPrivateKey(key)
+			} else if len(mnemonic) == 1 {
+				logger.Infoln("Got hex key, importing.")
+				ImportPrivateKey(ImportKey)
+			} else {
+				logger.Errorln("Did not recognise format, exiting.")
+			}
+		}
+		exit(0)
+	case ExportKey: // this should be exporting to a filename
+		keyPair := ethutil.GetKeyRing().Get(0)
+		fmt.Printf(`
+Generating new address and keypair.
+Please keep your keys somewhere save.
+
+++++++++++++++++ KeyRing +++++++++++++++++++
+addr: %x
+prvk: %x
+pubk: %x
+++++++++++++++++++++++++++++++++++++++++++++
+save these words so you can restore your account later: %s
+`, keyPair.Address(), keyPair.PrivateKey, keyPair.PublicKey)
+
+		exit(0)
+	default:
+		// Creates a keypair if none exists
+		CreateKeyPair(false)
+	}
+}
+
+func StartRpc(ethereum *eth.Ethereum, RpcPort int) {
 	var err error
 	ethereum.RpcServer, err = ethrpc.NewJsonRpcServer(ethpub.NewPEthereum(ethereum), RpcPort)
 	if err != nil {
-		log.Println("Could not start RPC interface:", err)
+		logger.Errorf("Could not start RPC interface (port %v): %v", RpcPort, err)
 	} else {
 		go ethereum.RpcServer.Start()
 	}
 }
 
-func DoMining(ethereum *eth.Ethereum) {
+var miner ethminer.Miner
-	// Set Mining status
+
+func StartMining(ethereum *eth.Ethereum) bool {
+	if !ethereum.Mining {
 		ethereum.Mining = true
 
 		if ethutil.GetKeyRing().Len() == 0 {
-		log.Println("No address found, can't start mining")
+			logger.Errorln("No address found, can't start mining")
-		return
+			ethereum.Mining = false
+			return true //????
 		}
 		keyPair := ethutil.GetKeyRing().Get(0)
 		addr := keyPair.Address()
 
 		go func() {
+			miner = ethminer.NewDefaultMiner(addr, ethereum)
 			// Give it some time to connect with peers
 			time.Sleep(3 * time.Second)
-
+			logger.Infoln("Miner started")
-		for ethereum.IsUpToDate() == false {
-			time.Sleep(5 * time.Second)
-		}
-		log.Println("Miner started")
-
 			miner := ethminer.NewDefaultMiner(addr, ethereum)
 			miner.Start()
 		}()
+		RegisterInterrupt(func(os.Signal) {
+			StopMining(ethereum)
+		})
+		return true
+	}
+	return false
+}
+
+func StopMining(ethereum *eth.Ethereum) bool {
+	if ethereum.Mining {
+		miner.Stop()
+		logger.Infoln("Miner stopped")
+		ethereum.Mining = false
+		return true
+	}
+	return false
+}
+
+// Replay block
+func BlockDo(ethereum *eth.Ethereum, hash []byte) error {
+	block := ethereum.BlockChain().GetBlock(hash)
+	if block == nil {
+		return fmt.Errorf("unknown block %x", hash)
+	}
+
+	parent := ethereum.BlockChain().GetBlock(block.PrevHash)
+
+	_, err := ethereum.StateManager().ApplyDiff(parent.State(), parent, block)
+	if err != nil {
+		return err
+	}
+
+	return nil
+
 }

utils/compile.go

@@ -1,41 +0,0 @@
-package utils
-
-import (
-	"fmt"
-	"github.com/obscuren/mutan"
-	"strings"
-)
-
-// General compile function
-func Compile(script string) ([]byte, error) {
-	byteCode, errors := mutan.Compile(strings.NewReader(script), false)
-	if len(errors) > 0 {
-		var errs string
-		for _, er := range errors {
-			if er != nil {
-				errs += er.Error()
-			}
-		}
-		return nil, fmt.Errorf("%v", errs)
-	}
-
-	return byteCode, nil
-}
-
-func CompileScript(script string) ([]byte, []byte, error) {
-	// Preprocess
-	mainInput, initInput := mutan.PreParse(script)
-	// Compile main script
-	mainScript, err := Compile(mainInput)
-	if err != nil {
-		return nil, nil, err
-	}
-
-	// Compile init script
-	initScript, err := Compile(initInput)
-	if err != nil {
-		return nil, nil, err
-	}
-
-	return mainScript, initScript, nil
-}