func (self *JSRE) dump(call otto.FunctionCall) otto.Value {
var state *ethstate.State
if len(call.ArgumentList) > 0 {
var block *ethchain.Block
if call.Argument(0).IsNumber() {
num, _ := call.Argument(0).ToInteger()
block = self.ethereum.BlockChain().GetBlockByNumber(uint64(num))
} else if call.Argument(0).IsString() {
hash, _ := call.Argument(0).ToString()
block = self.ethereum.BlockChain().GetBlock(ethutil.Hex2Bytes(hash))
} else {
fmt.Println("invalid argument for dump. Either hex string or number")
}
if block == nil {
fmt.Println("block not found")
return otto.UndefinedValue()
}
state = block.State()
} else {
state = self.ethereum.StateManager().CurrentState()
}
v, _ := self.Vm.ToValue(state.Dump())
return v
}
func (self *Gui) DumpState(hash, path string) {
var stateDump []byte
if len(hash) == 0 {
stateDump = self.eth.StateManager().CurrentState().Dump()
} else {
var block *ethchain.Block
if hash[0] == '#' {
i, _ := strconv.Atoi(hash[1:])
block = self.eth.BlockChain().GetBlockByNumber(uint64(i))
} else {
block = self.eth.BlockChain().GetBlock(ethutil.Hex2Bytes(hash))
}
if block == nil {
logger.Infof("block err: not found %s\n", hash)
return
}
stateDump = block.State().Dump()
}
file, err := os.OpenFile(path[7:], os.O_CREATE|os.O_RDWR, os.ModePerm)
if err != nil {
logger.Infoln("dump err: ", err)
return
}
defer file.Close()
logger.Infof("dumped state (%s) to %s\n", hash, path)
file.Write(stateDump)
}
func (self *BlockPool) SetBlock(b *ethchain.Block) {
hash := string(b.Hash())
if self.pool[string(hash)] == nil {
self.pool[hash] = &block{nil, nil}
}
self.pool[hash].block = b
}
// Creates a new QML Block from a chain block
func NewJSBlock(block *ethchain.Block) *JSBlock {
if block == nil {
return nil
}
var ptxs []JSTransaction
for _, tx := range block.Transactions() {
ptxs = append(ptxs, *NewJSTx(tx))
}
txJson, err := json.Marshal(ptxs)
if err != nil {
return nil
}
return &JSBlock{ref: block, Number: int(block.Number.Uint64()), GasUsed: block.GasUsed.String(), GasLimit: block.GasLimit.String(), Hash: ethutil.Bytes2Hex(block.Hash()), Transactions: string(txJson), Time: block.Time, Coinbase: ethutil.Bytes2Hex(block.Coinbase)}
}
func (app *HtmlApplication) NewBlock(block *ethchain.Block) {
b := ðpipe.JSBlock{Number: int(block.BlockInfo().Number), Hash: ethutil.Bytes2Hex(block.Hash())}
app.webView.Call("onNewBlockCb", b)
}
// Inbound handler. Inbound messages are received here and passed to the appropriate methods
func (p *Peer) HandleInbound() {
for atomic.LoadInt32(&p.disconnect) == 0 {
// HMM?
time.Sleep(500 * time.Millisecond)
// Wait for a message from the peer
msgs, err := ethwire.ReadMessages(p.conn)
if err != nil {
ethutil.Config.Log.Debugln(err)
}
for _, msg := range msgs {
switch msg.Type {
case ethwire.MsgHandshakeTy:
// Version message
p.handleHandshake(msg)
if p.caps.IsCap(CapPeerDiscTy) {
p.QueueMessage(ethwire.NewMessage(ethwire.MsgGetPeersTy, ""))
}
case ethwire.MsgDiscTy:
p.Stop()
ethutil.Config.Log.Infoln("Disconnect peer:", DiscReason(msg.Data.Get(0).Uint()))
case ethwire.MsgPingTy:
// Respond back with pong
p.QueueMessage(ethwire.NewMessage(ethwire.MsgPongTy, ""))
case ethwire.MsgPongTy:
// If we received a pong back from a peer we set the
// last pong so the peer handler knows this peer is still
// active.
p.lastPong = time.Now().Unix()
case ethwire.MsgBlockTy:
// Get all blocks and process them
var block, lastBlock *ethchain.Block
var err error
for i := msg.Data.Len() - 1; i >= 0; i-- {
block = ethchain.NewBlockFromRlpValue(msg.Data.Get(i))
err = p.ethereum.BlockManager.ProcessBlock(block)
if err != nil {
if ethutil.Config.Debug {
ethutil.Config.Log.Infof("[PEER] Block %x failed\n", block.Hash())
ethutil.Config.Log.Infof("[PEER] %v\n", err)
}
break
} else {
lastBlock = block
}
}
if err != nil {
// If the parent is unknown try to catch up with this peer
if ethchain.IsParentErr(err) {
ethutil.Config.Log.Infoln("Attempting to catch up")
p.catchingUp = false
p.CatchupWithPeer()
} else if ethchain.IsValidationErr(err) {
// TODO
}
} else {
// XXX Do we want to catch up if there were errors?
// If we're catching up, try to catch up further.
if p.catchingUp && msg.Data.Len() > 1 {
if ethutil.Config.Debug && lastBlock != nil {
blockInfo := lastBlock.BlockInfo()
ethutil.Config.Log.Infof("Synced to block height #%d %x %x\n", blockInfo.Number, lastBlock.Hash(), blockInfo.Hash)
}
p.catchingUp = false
p.CatchupWithPeer()
}
}
case ethwire.MsgTxTy:
// If the message was a transaction queue the transaction
// in the TxPool where it will undergo validation and
// processing when a new block is found
for i := 0; i < msg.Data.Len(); i++ {
p.ethereum.TxPool.QueueTransaction(ethchain.NewTransactionFromData(msg.Data.Get(i).Encode()))
}
case ethwire.MsgGetPeersTy:
// Flag this peer as a 'requested of new peers' this to
// prevent malicious peers being forced.
p.requestedPeerList = true
// Peer asked for list of connected peers
p.pushPeers()
case ethwire.MsgPeersTy:
// Received a list of peers (probably because MsgGetPeersTy was send)
// Only act on message if we actually requested for a peers list
//if p.requestedPeerList {
data := msg.Data
// Create new list of possible peers for the ethereum to process
peers := make([]string, data.Len())
// Parse each possible peer
for i := 0; i < data.Len(); i++ {
value := data.Get(i)
peers[i] = unpackAddr(value.Get(0), value.Get(1).Uint())
}
// Connect to the list of peers
p.ethereum.ProcessPeerList(peers)
// Mark unrequested again
p.requestedPeerList = false
//}
case ethwire.MsgGetChainTy:
var parent *ethchain.Block
// Length minus one since the very last element in the array is a count
l := msg.Data.Len() - 1
// Ignore empty get chains
if l == 0 {
break
}
// Amount of parents in the canonical chain
//amountOfBlocks := msg.Data.Get(l).AsUint()
amountOfBlocks := uint64(100)
// Check each SHA block hash from the message and determine whether
// the SHA is in the database
for i := 0; i < l; i++ {
if data := msg.Data.Get(i).Bytes(); p.ethereum.BlockManager.BlockChain().HasBlock(data) {
parent = p.ethereum.BlockManager.BlockChain().GetBlock(data)
break
}
}
// If a parent is found send back a reply
if parent != nil {
chain := p.ethereum.BlockManager.BlockChain().GetChainFromHash(parent.Hash(), amountOfBlocks)
p.QueueMessage(ethwire.NewMessage(ethwire.MsgBlockTy, chain))
} else {
// If no blocks are found we send back a reply with msg not in chain
// and the last hash from get chain
lastHash := msg.Data.Get(l - 1)
//log.Printf("Sending not in chain with hash %x\n", lastHash.AsRaw())
p.QueueMessage(ethwire.NewMessage(ethwire.MsgNotInChainTy, []interface{}{lastHash.Raw()}))
}
case ethwire.MsgNotInChainTy:
ethutil.Config.Log.Infof("Not in chain %x\n", msg.Data)
// TODO
// Unofficial but fun nonetheless
case ethwire.MsgTalkTy:
ethutil.Config.Log.Infoln("%v says: %s\n", p.conn.RemoteAddr(), msg.Data.Str())
}
}
}
p.Stop()
}
// Events
func (app *QmlApplication) NewBlock(block *ethchain.Block) {
pblock := ðpub.PBlock{Number: int(block.BlockInfo().Number), Hash: ethutil.Bytes2Hex(block.Hash())}
app.win.Call("onNewBlockCb", pblock)
}
// Creates a new QML Block from a chain block
func NewBlockFromBlock(block *ethchain.Block) *Block {
info := block.BlockInfo()
hash := hex.EncodeToString(block.Hash())
return &Block{Number: int(info.Number), Hash: hash}
}
func main() {
runtime.GOMAXPROCS(runtime.NumCPU())
utils.HandleInterrupt()
// precedence: code-internal flag default < config file < environment variables < command line
Init() // parsing command line
// If the difftool option is selected ignore all other log output
if DiffTool || Dump {
LogLevel = 0
}
utils.InitConfig(ConfigFile, Datadir, "ETH")
ethutil.Config.Diff = DiffTool
ethutil.Config.DiffType = DiffType
utils.InitDataDir(Datadir)
utils.InitLogging(Datadir, LogFile, LogLevel, DebugFile)
db := utils.NewDatabase()
keyManager := utils.NewKeyManager(KeyStore, Datadir, db)
// create, import, export keys
utils.KeyTasks(keyManager, KeyRing, GenAddr, SecretFile, ExportDir, NonInteractive)
clientIdentity := utils.NewClientIdentity(ClientIdentifier, Version, Identifier)
ethereum := utils.NewEthereum(db, clientIdentity, keyManager, UseUPnP, OutboundPort, MaxPeer)
if Dump {
var block *ethchain.Block
if len(DumpHash) == 0 && DumpNumber == -1 {
block = ethereum.BlockChain().CurrentBlock
} else if len(DumpHash) > 0 {
block = ethereum.BlockChain().GetBlock(ethutil.Hex2Bytes(DumpHash))
} else {
block = ethereum.BlockChain().GetBlockByNumber(uint64(DumpNumber))
}
if block == nil {
fmt.Fprintln(os.Stderr, "block not found")
// We want to output valid JSON
fmt.Println("{}")
os.Exit(1)
}
// Leave the Println. This needs clean output for piping
fmt.Printf("%s\n", block.State().Dump())
os.Exit(0)
}
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()
}