Proper Nonce

This commit is contained in:
obscuren 2014-02-25 10:54:37 +01:00
parent e60ff6ca41
commit 78b6e7ad95
1 changed files with 79 additions and 64 deletions

143
ui/gui.go
View File

@ -1,15 +1,15 @@
package ethui
import (
"bufio"
"bytes"
"encoding/hex"
"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/niemeyer/qml"
"strings"
"time"
)
// Block interface exposed to QML
@ -26,7 +26,7 @@ func NewTxFromTransaction(tx *ethchain.Transaction) *Tx {
hash := hex.EncodeToString(tx.Hash())
sender := hex.EncodeToString(tx.Recipient)
return &Tx{Hash: hash[:4], Value: tx.Value.String(), Address: sender}
return &Tx{Hash: hash, Value: tx.Value.String(), Address: sender}
}
// Creates a new QML Block from a chain block
@ -48,11 +48,19 @@ type Gui struct {
// The public Ethereum library
lib *EthLib
txDb *ethdb.LDBDatabase
addr []byte
}
// Create GUI, but doesn't start it
func New(ethereum *eth.Ethereum) *Gui {
lib := &EthLib{blockManager: ethereum.BlockManager, blockChain: ethereum.BlockManager.BlockChain(), txPool: ethereum.TxPool}
db, err := ethdb.NewLDBDatabase("tx_database")
if err != nil {
panic(err)
}
data, _ := ethutil.Config.Db.Get([]byte("KeyRing"))
keyRing := ethutil.NewValueFromBytes(data)
@ -60,10 +68,12 @@ func New(ethereum *eth.Ethereum) *Gui {
ethereum.BlockManager.WatchAddr(addr)
return &Gui{eth: ethereum, lib: lib}
return &Gui{eth: ethereum, lib: lib, txDb: db, addr: addr}
}
func (ui *Gui) Start() {
defer ui.txDb.Close()
// Register ethereum functions
qml.RegisterTypes("Ethereum", 1, 0, []qml.TypeSpec{{
Init: func(p *Block, obj qml.Object) { p.Number = 0; p.Hash = "" },
@ -91,17 +101,20 @@ func (ui *Gui) Start() {
// Register the ui as a block processor
ui.eth.BlockManager.SecondaryBlockProcessor = ui
ui.eth.TxPool.SecondaryProcessor = ui
//ui.eth.TxPool.SecondaryProcessor = ui
// Add the ui as a log system so we can log directly to the UGI
ethutil.Config.Log.AddLogSystem(ui)
// Loads previous blocks
go ui.setInitialBlockChain()
go ui.updatePeers()
go ui.readPreviousTransactions()
go ui.update()
ui.win.Show()
ui.win.Wait()
ui.eth.Stop()
}
func (ui *Gui) setInitialBlockChain() {
@ -113,12 +126,72 @@ func (ui *Gui) setInitialBlockChain() {
}
func (ui *Gui) readPreviousTransactions() {
it := ui.txDb.Db().NewIterator(nil)
for it.Next() {
tx := ethchain.NewTransactionFromBytes(it.Value())
ui.win.Root().Call("addTx", NewTxFromTransaction(tx))
}
it.Release()
}
func (ui *Gui) ProcessBlock(block *ethchain.Block) {
ui.win.Root().Call("addBlock", NewBlockFromBlock(block))
}
func (ui *Gui) ProcessTransaction(tx *ethchain.Transaction) {
ui.txDb.Put(tx.Hash(), tx.RlpEncode())
ui.win.Root().Call("addTx", NewTxFromTransaction(tx))
// TODO replace with general subscribe model
}
// Simple go routine function that updates the list of peers in the GUI
func (ui *Gui) update() {
txChan := make(chan ethchain.TxMsg)
ui.eth.TxPool.Subscribe(txChan)
account := ui.eth.BlockManager.GetAddrState(ui.addr).Account
ui.win.Root().Call("setWalletValue", fmt.Sprintf("%v", account.Amount))
for {
select {
case txMsg := <-txChan:
tx := txMsg.Tx
ui.txDb.Put(tx.Hash(), tx.RlpEncode())
ui.win.Root().Call("addTx", NewTxFromTransaction(tx))
// Yeah, yeah, stupid code. Refactor next week
if txMsg.Type == ethchain.TxPre {
if bytes.Compare(tx.Sender(), ui.addr) == 0 {
ui.win.Root().Call("setWalletValue", fmt.Sprintf("%v (- %v)", account.Amount, tx.Value))
ui.eth.BlockManager.GetAddrState(ui.addr).Nonce += 1
fmt.Println("Nonce", ui.eth.BlockManager.GetAddrState(ui.addr).Nonce)
} else if bytes.Compare(tx.Recipient, ui.addr) == 0 {
ui.win.Root().Call("setWalletValue", fmt.Sprintf("%v (+ %v)", account.Amount, tx.Value))
}
} else {
if bytes.Compare(tx.Sender(), ui.addr) == 0 {
amount := account.Amount.Sub(account.Amount, tx.Value)
ui.win.Root().Call("setWalletValue", fmt.Sprintf("%v", amount))
} else if bytes.Compare(tx.Recipient, ui.addr) == 0 {
amount := account.Amount.Sub(account.Amount, tx.Value)
ui.win.Root().Call("setWalletValue", fmt.Sprintf("%v", amount))
}
}
}
/*
accountAmount := ui.eth.BlockManager.GetAddrState(ui.addr).Account.Amount
ui.win.Root().Call("setWalletValue", fmt.Sprintf("%v", accountAmount))
ui.win.Root().Call("setPeers", fmt.Sprintf("%d / %d", ui.eth.Peers().Len(), ui.eth.MaxPeers))
time.Sleep(1 * time.Second)
*/
}
}
// Logging functions that log directly to the GUI interface
@ -137,61 +210,3 @@ func (ui *Gui) Printf(format string, v ...interface{}) {
ui.win.Root().Call("addLog", line)
}
}
// Simple go routine function that updates the list of peers in the GUI
func (ui *Gui) updatePeers() {
for {
ui.win.Root().Call("setPeers", fmt.Sprintf("%d / %d", ui.eth.Peers().Len(), ui.eth.MaxPeers))
time.Sleep(1 * time.Second)
}
}
// UI Library that has some basic functionality exposed
type UiLib struct {
engine *qml.Engine
eth *eth.Ethereum
connected bool
}
// Opens a QML file (external application)
func (ui *UiLib) Open(path string) {
component, err := ui.engine.LoadFile(path[7:])
if err != nil {
ethutil.Config.Log.Debugln(err)
}
win := component.CreateWindow(nil)
go func() {
win.Show()
win.Wait()
}()
}
func (ui *UiLib) Connect() {
if !ui.connected {
ui.eth.Start()
}
}
func (ui *UiLib) ConnectToPeer(addr string) {
ui.eth.ConnectToPeer(addr)
}
type Tester struct {
root qml.Object
}
func (t *Tester) Compile(area qml.Object) {
fmt.Println(area)
ethutil.Config.Log.Infoln("[TESTER] Compiling")
code := area.String("text")
scanner := bufio.NewScanner(strings.NewReader(code))
scanner.Split(bufio.ScanLines)
var lines []string
for scanner.Scan() {
lines = append(lines, scanner.Text())
}
}