Exemplo n.º 1
0
func (lib *EthLib) CreateTx(receiver, a, data string) string {
	var hash []byte
	if len(receiver) == 0 {
		hash = ethchain.ContractAddr
	} else {
		var err error
		hash, err = hex.DecodeString(receiver)
		if err != nil {
			return err.Error()
		}
	}

	k, _ := ethutil.Config.Db.Get([]byte("KeyRing"))
	keyPair := ethutil.NewKeyFromBytes(k)

	amount := ethutil.Big(a)
	code := ethchain.Compile(strings.Split(data, "\n"))
	tx := ethchain.NewTransaction(hash, amount, code)
	tx.Nonce = lib.stateManager.GetAddrState(keyPair.Address()).Nonce

	tx.Sign(keyPair.PrivateKey)

	lib.txPool.QueueTransaction(tx)

	if len(receiver) == 0 {
		ethutil.Config.Log.Infof("Contract addr %x", tx.Hash()[12:])
	} else {
		ethutil.Config.Log.Infof("Tx hash %x", tx.Hash())
	}

	return ethutil.Hex(tx.Hash())
}
Exemplo n.º 2
0
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.BlockManager.BlockChain().CurrentBlock.GetAddr(encoded)
			fmt.Println("addr:", addr)
		case "block":
			encoded, _ := hex.DecodeString(tokens[1])
			block := i.ethereum.BlockManager.BlockChain().GetBlock(encoded)
			fmt.Println(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.NewTransaction(recipient, ethutil.Big(tokens[2]), []string{""})
				data, _ := ethutil.Config.Db.Get([]byte("KeyRing"))
				keyRing := ethutil.NewValueFromBytes(data)
				tx.Sign(keyRing.Get(0).Bytes())
				fmt.Printf("%x\n", tx.Hash())
				i.ethereum.TxPool.QueueTransaction(tx)
			}

		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":
			contract := ethchain.NewTransaction([]byte{}, ethutil.Big(tokens[1]), []string{"PUSH", "1234"})
			fmt.Printf("%x\n", contract.Hash())

			i.ethereum.TxPool.QueueTransaction(contract)
		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
}