Exemple #1
0
func FormatTransactionData(data string) []byte {
	d := ethutil.StringToByteFunc(data, func(s string) (ret []byte) {
		slice := regexp.MustCompile("\\n|\\s").Split(s, 1000000000)
		for _, dataItem := range slice {
			d := ethutil.FormatData(dataItem)
			ret = append(ret, d...)
		}
		return
	})

	return d
}
Exemple #2
0
func (self *Pipe) Transact(key *ethcrypto.KeyPair, rec []byte, value, gas, price *ethutil.Value, data []byte) ([]byte, error) {
	var hash []byte
	var contractCreation bool
	if rec == nil {
		contractCreation = true
	}

	var tx *ethchain.Transaction
	// Compile and assemble the given data
	if contractCreation {
		script, err := ethutil.Compile(string(data), false)
		if err != nil {
			return nil, err
		}

		tx = ethchain.NewContractCreationTx(value.BigInt(), gas.BigInt(), price.BigInt(), script)
	} else {
		data := ethutil.StringToByteFunc(string(data), func(s string) (ret []byte) {
			slice := strings.Split(s, "\n")
			for _, dataItem := range slice {
				d := ethutil.FormatData(dataItem)
				ret = append(ret, d...)
			}
			return
		})

		tx = ethchain.NewTransactionMessage(hash, value.BigInt(), gas.BigInt(), price.BigInt(), data)
	}

	acc := self.stateManager.TransState().GetOrNewStateObject(key.Address())
	tx.Nonce = acc.Nonce
	acc.Nonce += 1
	self.stateManager.TransState().UpdateStateObject(acc)

	tx.Sign(key.PrivateKey)
	self.obj.TxPool().QueueTransaction(tx)

	if contractCreation {
		logger.Infof("Contract addr %x", tx.CreationAddress())

		return tx.CreationAddress(), nil
	}

	return tx.Hash(), nil
}
Exemple #3
0
func (self *DebuggerWindow) Debug(valueStr, gasStr, gasPriceStr, scriptStr, dataStr string) {
	if !self.Db.done {
		self.Db.Q <- true
	}

	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, false)
		return
	})

	if err != nil {
		self.Logln(err)

		return
	}

	var (
		gas      = ethutil.Big(gasStr)
		gasPrice = ethutil.Big(gasPriceStr)
		value    = ethutil.Big(valueStr)
		// Contract addr as test address
		keyPair = self.lib.eth.KeyManager().KeyPair()
	)

	state := self.lib.eth.StateManager().TransState()
	account := self.lib.eth.StateManager().TransState().GetAccount(keyPair.Address())
	contract := ethchain.NewStateObject([]byte{0})
	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
	vm.Dbg = self.Db

	self.vm = vm
	self.Db.done = false
	self.Logf("callsize %d", len(script))
	go func() {
		ret, g, err := callerClosure.Call(vm, data)
		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
		}
	}()
}