Ejemplo n.º 1
0
        private static Transaction[] GenerateTxsForRefunds(IGrouping <Address, DepositDetails> depositGroup, DevKeyStoreWallet wallet)
        {
            Console.WriteLine();
            Console.Write($"Provide nonce for {depositGroup.Key}: ");
            int nonce = int.Parse(Console.ReadLine());

            Console.Write($"Provide address to send the refund to: ");
            string  hexAddress = Console.ReadLine();
            Address refundTo   = new Address(hexAddress);

            SecureString securedPassword = ConsoleUtils.ReadSecret("Provide password: "******"Password has been accepted.");
                Console.WriteLine();
                Console.WriteLine($"Great, will generate refund transactions for deposits of {depositGroup.Key} starting with nonce {nonce}. ETH/DAI will be sent to {refundTo}.");
                List <Transaction> transactions = new List <Transaction>(depositGroup.Count());
                foreach (DepositDetails depositDetails in depositGroup)
                {
                    Deposit     deposit     = depositDetails.Deposit;
                    RefundClaim refundClaim = new RefundClaim(deposit.Id, depositDetails.DataAsset.Id, deposit.Units,
                                                              deposit.Value, deposit.ExpiryTime, depositDetails.Pepper, depositDetails.DataAsset.Provider.Address, refundTo);
                    UInt256 gasPrice = 20.GWei();

                    AbiEncoder  abiEncoder  = new AbiEncoder();
                    byte[]      txData      = abiEncoder.Encode(AbiEncodingStyle.IncludeSignature, ContractData.ClaimRefundSig, depositDetails.DataAsset.Id, refundClaim.Units, refundClaim.Value, refundClaim.ExpiryTime, refundClaim.Pepper, refundClaim.Provider, depositDetails.Consumer);
                    Transaction transaction = new Transaction();
                    transaction.Value         = 0;
                    transaction.Data          = txData;
                    transaction.To            = new Address("0xb1AD03b75bD9E5AB89968D7a37d99F9dd220796D");
                    transaction.SenderAddress = depositDetails.Consumer;
                    transaction.GasLimit      = 100000;
                    transaction.GasPrice      = gasPrice;
                    transaction.Nonce         = (UInt256)nonce++;
                    wallet.Sign(transaction, ChainId.Mainnet);

                    EthereumEcdsa ecdsa            = new EthereumEcdsa(ChainId.Mainnet, LimboLogs.Instance);
                    Address       recoveredAddress = ecdsa.RecoverAddress(transaction);
                    if (recoveredAddress != transaction.SenderAddress)
                    {
                        Console.WriteLine("Signature failure");
                        return(new Transaction[0]);
                    }

                    transactions.Add(transaction);
                }

                return(transactions.ToArray());
            }

            Console.WriteLine("Incorrect password.");
            return(new Transaction[0]);
        }
Ejemplo n.º 2
0
        public void Test(AbiTest abiTest)
        {
            AbiEncoder   encoder   = new AbiEncoder();
            AbiSignature signature = new AbiSignature(abiTest.Name, abiTest.Types);

            byte[] encoded = encoder.Encode(signature, abiTest.Args).Slice(4);
            Assert.True(Bytes.AreEqual(abiTest.Result, encoded));
        }
Ejemplo n.º 3
0
        public byte[] Pack(UserOperation op)
        {
            UserOperationAbi abi = op.Abi;

            abi.Signature = Bytes.Empty;
            byte[] encodedBytes = _abiEncoder.Encode(AbiEncodingStyle.None, _opSignature, abi);
            byte[] slicedBytes  = encodedBytes.Slice(32, encodedBytes.Length - 64);
            return(slicedBytes);
        }
Ejemplo n.º 4
0
        public void Test_abi_encoding()
        {
            string text = string.Empty;

            string[] potentialLocations = new string[]
            {
                Path.Combine(TestContext.CurrentContext.TestDirectory, "basic_abi_tests.json"),
                Path.Combine(TestContext.CurrentContext.WorkDirectory, "basic_abi_tests.json"),
                Path.Combine(AppDomain.CurrentDomain.BaseDirectory ?? string.Empty, "basic_abi_tests.json"),
                Path.Combine(AppDomain.CurrentDomain.DynamicDirectory ?? string.Empty, "basic_abi_tests.json"),
            };

            foreach (string potentialLocation in potentialLocations)
            {
                try
                {
                    text = File.ReadAllText(potentialLocation);
                    break;
                }
                catch (IOException)
                {
                    TestContext.WriteLine($"Could not find test in {potentialLocation}");
                }
            }

            Dictionary <string, AbiTest> tests = JsonConvert.DeserializeObject <Dictionary <string, AbiTest> >(text);

            foreach ((string testName, AbiTest abiTest) in tests)
            {
                AbiSignature signature = new AbiSignature(
                    testName,
                    abiTest.Types.Select(t => _abiTypes[t]).ToArray());

                AbiEncoder encoder = new AbiEncoder();
                byte[]     abi     = encoder.Encode(AbiEncodingStyle.None, signature, abiTest.Args.Select(JsonToObject).ToArray());
                abi.Should().BeEquivalentTo(Bytes.FromHexString(abiTest.Result));
            }
        }
Ejemplo n.º 5
0
        public void Dynamic_array_of_dynamic_array_of_uint(AbiEncodingStyle encodingStyle)
        {
            AbiType      type      = new AbiArray(new AbiArray(AbiType.UInt256));
            AbiSignature signature = new AbiSignature("abc", type);

            BigInteger[]   element   = { 1, 2, 3 };
            BigInteger[][] data      = { element, element };
            byte[]         encoded   = _abiEncoder.Encode(encodingStyle, signature, new object[] { data });
            object[]       arguments = _abiEncoder.Decode(encodingStyle, signature, encoded);
            Assert.AreEqual(arguments[0], data);
        }
Ejemplo n.º 6
0
 /// <summary>
 /// Generates transaction.
 /// That transaction can be added to a produced block or broadcasted - if <see cref="GeneratedTransaction"/> is used as <see cref="T"/>.
 /// That transaction can be used in <see cref="CallableContract.Call(Nethermind.Core.BlockHeader,Nethermind.Core.Transaction)"/> if <see cref="SystemTransaction"/> is used as <see cref="T"/>.
 /// </summary>
 /// <param name="functionName">Function in contract that is called by the transaction.</param>
 /// <param name="sender">Sender of the transaction - caller of the function.</param>
 /// <param name="gasLimit">Gas limit for generated transaction.</param>
 /// <param name="contractAddress">address of the contract</param>
 /// <param name="arguments">Arguments to the function.</param>
 /// <typeparam name="T">Type of <see cref="Transaction"/>.</typeparam>
 /// <returns>Transaction.</returns>
 protected Transaction GenerateTransaction <T>(string functionName, Address sender, long gasLimit, Address contractAddress, params object[] arguments) where T : Transaction, new()
 => GenerateTransaction <T>(AbiEncoder.Encode(AbiDefinition.GetFunction(functionName).GetCallInfo(), arguments), sender, contractAddress, gasLimit);
Ejemplo n.º 7
0
 /// <summary>
 /// Generates transaction.
 /// That transaction can be added to a produced block or broadcasted - if <see cref="GeneratedTransaction"/> is used as <see cref="T"/>.
 /// That transaction can be used in <see cref="Call(Nethermind.Core.BlockHeader,Nethermind.Core.Transaction)"/> if <see cref="SystemTransaction"/> is used as <see cref="T"/>.
 /// </summary>
 /// <param name="function">Function in contract that is called by the transaction.</param>
 /// <param name="sender">Sender of the transaction - caller of the function.</param>
 /// <param name="arguments">Arguments to the function.</param>
 /// <typeparam name="T">Type of <see cref="Transaction"/>.</typeparam>
 /// <returns>Transaction.</returns>
 protected Transaction GenerateTransaction <T>(AbiFunctionDescription function, Address sender, params object[] arguments) where T : Transaction, new()
 => GenerateTransaction <T>(AbiEncoder.Encode(function.GetCallInfo(), arguments), sender);