Examples with NulsException io.nuls.kernel.exception.NulsException used on opensource projects

Example 66 with NulsException

use of io.nuls.kernel.exception.NulsException in project nuls by nuls-io.

the class AccountLedgerServiceImpl method signMultiTransaction.

/**
 * A transfers NULS to B   多签交易
 *
 * @param signAddr 签名地址
 * @param password password of A
 * @param txdata   需要签名的数据
 * @return Result
 */
@Override
public Result signMultiTransaction(String signAddr, String password, String txdata) {
    try {
        Result<Account> accountResult = accountService.getAccount(signAddr);
        if (accountResult.isFailed()) {
            return accountResult;
        }
        Account account = accountResult.getData();
        if (account.isEncrypted() && account.isLocked()) {
            AssertUtil.canNotEmpty(password, "the password can not be empty");
            if (!account.validatePassword(password)) {
                return Result.getFailed(AccountErrorCode.PASSWORD_IS_WRONG);
            }
        }
        byte[] txByte = Hex.decode(txdata);
        Transaction tx = TransactionManager.getInstance(new NulsByteBuffer(txByte));
        TransactionSignature transactionSignature = new TransactionSignature();
        transactionSignature.parse(new NulsByteBuffer(tx.getTransactionSignature()));
        // 验证签名地址账户是否属于多签账户
        List<byte[]> pubkeys = SignatureUtil.getPublicKeyList(transactionSignature.getScripts().get(0));
        if (pubkeys == null || pubkeys.size() == 0 || !AddressTool.validSignAddress(pubkeys, account.getPubKey())) {
            return Result.getFailed(AccountErrorCode.SIGN_ADDRESS_NOT_MATCH);
        }
        return txMultiProcess(tx, transactionSignature, account, password);
    } catch (NulsException e) {
        Log.error(e);
        return Result.getFailed(e.getErrorCode());
    } catch (Exception e) {
        Log.error(e);
        return Result.getFailed(AccountErrorCode.ACCOUNT_NOT_EXIST);
    }
}

Example 67 with NulsException

use of io.nuls.kernel.exception.NulsException in project nuls by nuls-io.

the class AccountLedgerServiceImpl method transfer.

@Override
public Result transfer(byte[] from, byte[] to, Na values, String password, byte[] remark, Na price) {
    try {
        if (NulsContext.WALLET_STATUS == NulsConstant.SYNCHING) {
            return Result.getFailed(KernelErrorCode.WALLET_STATUS_SYNCHING);
        } else if (NulsContext.WALLET_STATUS == NulsConstant.ROLLBACK) {
            return Result.getFailed(KernelErrorCode.WALLET_STATUS_ROLLBACK);
        }
        Result<Account> accountResult = accountService.getAccount(from);
        if (accountResult.isFailed()) {
            return accountResult;
        }
        Account account = accountResult.getData();
        if (account.isEncrypted() && account.isLocked()) {
            AssertUtil.canNotEmpty(password, "the password can not be empty");
            if (!account.validatePassword(password)) {
                return Result.getFailed(AccountErrorCode.PASSWORD_IS_WRONG);
            }
        }
        if (!account.isOk()) {
            return Result.getFailed(AccountErrorCode.IMPORTING_ACCOUNT);
        }
        // 检查to是否为合约地址，如果是合约地址，则返回错误
        if (contractService.isContractAddress(to)) {
            return Result.getFailed(ContractErrorCode.NON_CONTRACTUAL_TRANSACTION_NO_TRANSFER);
        }
        TransferTransaction tx = new TransferTransaction();
        tx.setRemark(remark);
        tx.setTime(TimeService.currentTimeMillis());
        CoinData coinData = new CoinData();
        // 如果为多签地址则以脚本方式存储
        Coin toCoin;
        if (to[2] == NulsContext.P2SH_ADDRESS_TYPE) {
            Script scriptPubkey = SignatureUtil.createOutputScript(to);
            toCoin = new Coin(scriptPubkey.getProgram(), values);
        } else {
            toCoin = new Coin(to, values);
        }
        coinData.getTo().add(toCoin);
        if (price == null) {
            price = TransactionFeeCalculator.MIN_PRICE_PRE_1024_BYTES;
        }
        CoinDataResult coinDataResult = getCoinData(from, values, tx.size() + coinData.size(), price);
        if (!coinDataResult.isEnough()) {
            return Result.getFailed(AccountLedgerErrorCode.INSUFFICIENT_BALANCE);
        }
        coinData.setFrom(coinDataResult.getCoinList());
        if (coinDataResult.getChange() != null) {
            coinData.getTo().add(coinDataResult.getChange());
        }
        tx.setCoinData(coinData);
        tx.setHash(NulsDigestData.calcDigestData(tx.serializeForHash()));
        // 生成签名
        List<ECKey> signEckeys = new ArrayList<>();
        List<ECKey> scriptEckeys = new ArrayList<>();
        ECKey eckey = account.getEcKey(password);
        // 如果最后一位为1则表示该交易包含普通签名
        if ((coinDataResult.getSignType() & 0x01) == 0x01) {
            signEckeys.add(eckey);
        }
        // 如果倒数第二位位为1则表示该交易包含脚本签名
        if ((coinDataResult.getSignType() & 0x02) == 0x02) {
            scriptEckeys.add(eckey);
        }
        SignatureUtil.createTransactionSignture(tx, scriptEckeys, signEckeys);
        // 保存未确认交易到本地账户
        Result saveResult = verifyAndSaveUnconfirmedTransaction(tx);
        if (saveResult.isFailed()) {
            if (KernelErrorCode.DATA_SIZE_ERROR.getCode().equals(saveResult.getErrorCode().getCode())) {
                // 重新算一次交易(不超出最大交易数据大小下)的最大金额
                Result rs = getMaxAmountOfOnce(from, tx, price);
                if (rs.isSuccess()) {
                    Na maxAmount = (Na) rs.getData();
                    rs = Result.getFailed(KernelErrorCode.DATA_SIZE_ERROR_EXTEND);
                    rs.setMsg(rs.getMsg() + maxAmount.toDouble());
                }
                return rs;
            }
            return saveResult;
        }
        // transactionService.newTx(tx);
        Result sendResult = transactionService.broadcastTx(tx);
        if (sendResult.isFailed()) {
            this.deleteTransaction(tx);
            return sendResult;
        }
        return Result.getSuccess().setData(tx.getHash().getDigestHex());
    } catch (IOException e) {
        Log.error(e);
        return Result.getFailed(KernelErrorCode.IO_ERROR);
    } catch (NulsException e) {
        Log.error(e);
        return Result.getFailed(e.getErrorCode());
    }
}

Example 68 with NulsException

use of io.nuls.kernel.exception.NulsException in project nuls by nuls-io.

the class AccountLedgerServiceImpl method deleteUnconfirmedTx.

@Override
public Result<Integer> deleteUnconfirmedTx(byte[] address) {
    Result result = getAllUnconfirmedTransaction();
    if (result.getData() == null) {
        return Result.getSuccess().setData(0);
    }
    List<Transaction> txs = (List<Transaction>) result.getData();
    int i = 0;
    try {
        for (Transaction tx : txs) {
            if (SignatureUtil.containsAddress(tx, address)) {
                unconfirmedTransactionStorageService.deleteUnconfirmedTx(tx.getHash());
                localUtxoService.deleteUtxoOfTransaction(tx);
                i++;
            }
        }
    } catch (NulsException e) {
        Log.error(e);
        return Result.getFailed(e.getErrorCode());
    }
    return Result.getSuccess().setData(i);
}

Example 69 with NulsException

use of io.nuls.kernel.exception.NulsException in project nuls by nuls-io.

the class AccountLedgerResource method signTransaction.

@POST
@Path("/transaction/sign")
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation(value = "交易签名", notes = "result.data: resultJson 返回交易对象")
@ApiResponses(value = { @ApiResponse(code = 200, message = "success") })
public RpcClientResult signTransaction(@ApiParam(name = "form", value = "交易信息", required = true) TransactionHexForm form) {
    if (StringUtils.isBlank(form.getPriKey())) {
        return Result.getFailed(AccountErrorCode.PARAMETER_ERROR).toRpcClientResult();
    }
    if (StringUtils.isBlank(form.getTxHex())) {
        return Result.getFailed(AccountErrorCode.PARAMETER_ERROR).toRpcClientResult();
    }
    if (!AddressTool.validAddress(form.getAddress())) {
        return Result.getFailed(AccountErrorCode.PARAMETER_ERROR).toRpcClientResult();
    }
    String priKey = form.getPriKey();
    if (StringUtils.isNotBlank(form.getPassword())) {
        if (StringUtils.validPassword(form.getPassword())) {
            // decrypt
            byte[] privateKeyBytes = null;
            try {
                privateKeyBytes = AESEncrypt.decrypt(Hex.decode(priKey), form.getPassword());
            } catch (CryptoException e) {
                return Result.getFailed(AccountLedgerErrorCode.PARAMETER_ERROR).toRpcClientResult();
            }
            priKey = Hex.encode(privateKeyBytes);
        } else {
            return Result.getFailed(AccountLedgerErrorCode.PARAMETER_ERROR).toRpcClientResult();
        }
    }
    if (!ECKey.isValidPrivteHex(priKey)) {
        return Result.getFailed(AccountErrorCode.PARAMETER_ERROR).toRpcClientResult();
    }
    // is private key matches address
    ECKey key = ECKey.fromPrivate(new BigInteger(1, Hex.decode(priKey)));
    try {
        String newAddress = AccountTool.newAddress(key).getBase58();
        if (!newAddress.equals(form.getAddress())) {
            return Result.getFailed(AccountErrorCode.ADDRESS_ERROR).toRpcClientResult();
        }
    } catch (NulsException e) {
        return Result.getFailed(AccountErrorCode.ADDRESS_ERROR).toRpcClientResult();
    }
    try {
        byte[] data = Hex.decode(form.getTxHex());
        Transaction tx = TransactionManager.getInstance(new NulsByteBuffer(data));
        tx = accountLedgerService.signTransaction(tx, key);
        // Result validateResult = tx.verify();
        // if (validateResult.isFailed()) {
        // return Result.getFailed(validateResult.getErrorCode()).toRpcClientResult();
        // }
        // for (Coin coin : tx.getCoinData().getFrom()) {
        // Coin utxo = ledgerService.getUtxo(coin.());
        // if (utxo == null) {
        // return Result.getFailed(LedgerErrorCode.UTXO_NOT_FOUND).toRpcClientResult();
        // }
        // 
        // if (!form.getAddress().equals(AddressTool.getStringAddressByBytes(utxo.()))) {
        // return Result.getFailed(LedgerErrorCode.INVALID_INPUT).toRpcClientResult();
        // }
        // 
        // }
        Map<String, String> map = new HashMap<>();
        map.put("value", Hex.encode(tx.serialize()));
        return Result.getSuccess().setData(map).toRpcClientResult();
    } catch (Exception e) {
        Log.error(e);
        return Result.getFailed(LedgerErrorCode.DATA_PARSE_ERROR).toRpcClientResult();
    }
}

Example 70 with NulsException

use of io.nuls.kernel.exception.NulsException in project nuls by nuls-io.

the class LocalUtxoStorageServiceImpl method getUtxo.

@Override
public Coin getUtxo(byte[] owner) {
    byte[] utxoBytes = getUtxoBytes(owner);
    Coin coin = null;
    try {
        if (utxoBytes != null) {
            coin = new Coin();
            coin.parse(utxoBytes, 0);
        }
    } catch (NulsException e) {
        Log.error(e);
        return null;
    }
    return coin;
}