Esempio n. 1
0
        public async Task <bool> AutoFillAsync(
            IKeyStorage keyStorage,
            WalletAddress address,
            bool useDefaultFee)
        {
            var xtz = (Atomex.Tezos)Currency;

            if (address.KeyIndex == null)
            {
                Log.Error("Can't find private key for address {@address}", address);
                return(false);
            }

            using var securePrivateKey = keyStorage
                                         .GetPrivateKey(Currency, address.KeyIndex);

            if (securePrivateKey == null)
            {
                Log.Error("Can't find private key for address {@address}", address);
                return(false);
            }

            using var privateKey = securePrivateKey.ToUnsecuredBytes();

            using var securePublicKey = keyStorage
                                        .GetPublicKey(Currency, address.KeyIndex);

            using var publicKey = securePublicKey.ToUnsecuredBytes();

            var rpc = new Rpc(xtz.RpcNodeUri);

            Head = await rpc
                   .GetHeader()
                   .ConfigureAwait(false);

            var managerKey = await rpc
                             .GetManagerKey(From)
                             .ConfigureAwait(false);

            Operations = new JArray();

            var gas     = GasLimit.ToString(CultureInfo.InvariantCulture);
            var storage = StorageLimit.ToString(CultureInfo.InvariantCulture);

            var counter = await TezosCounter.Instance
                          .GetCounter(xtz, From, Head, ignoreCache : true)
                          .ConfigureAwait(false);

            if (managerKey.Value <string>() == null)
            {
                //var revealOpCounter = await TezosCounter.Instance
                //    .GetCounter(xtz, From, Head, ignoreCache: true)
                //    .ConfigureAwait(false);

                var revealOp = new JObject
                {
                    ["kind"]          = OperationType.Reveal,
                    ["fee"]           = "0",
                    ["public_key"]    = Base58Check.Encode(publicKey, Prefix.Edpk),
                    ["source"]        = From,
                    ["storage_limit"] = storage,
                    ["gas_limit"]     = gas,
                    ["counter"]       = counter.ToString()//revealOpCounter.ToString()
                };

                Operations.AddFirst(revealOp);

                counter++;
            }

            //var counter = await TezosCounter.Instance
            //    .GetCounter(xtz, From, Head)
            //    .ConfigureAwait(false);

            var transaction = new JObject
            {
                ["kind"]          = OperationType.Delegation,
                ["source"]        = From,
                ["fee"]           = ((int)Fee).ToString(CultureInfo.InvariantCulture),
                ["counter"]       = counter.ToString(),
                ["gas_limit"]     = gas,
                ["storage_limit"] = storage,
                ["delegate"]      = To
            };

            Operations.Add(transaction);

            if (Params != null)
            {
                transaction["parameters"] = Params;
            }

            var fill = await rpc
                       .AutoFillOperations(xtz, Head, Operations, useDefaultFee)
                       .ConfigureAwait(false);

            if (!fill)
            {
                Log.Error("Delegation autofilling error");
                return(false);
            }

            // Fee = Operations[0]["fee"].Value<decimal>() / 1_000_000;
            Fee = Operations.Last["fee"].Value <decimal>() / 1_000_000;

            return(true);
        }
        public async Task <(bool result, bool isRunSuccess, bool hasReveal)> FillOperationsAsync(
            SecureBytes securePublicKey,
            TezosConfig tezosConfig,
            int headOffset         = 0,
            bool isAlreadyRevealed = false,
            CancellationToken cancellationToken = default)
        {
            using var publicKey = securePublicKey.ToUnsecuredBytes();

            var rpc = new Rpc(tezosConfig.RpcNodeUri);

            var managerKey = await rpc
                             .GetManagerKey(From)
                             .ConfigureAwait(false);

            var actualHead = await rpc
                             .GetHeader()
                             .ConfigureAwait(false);

            if (Head == null)
            {
                Head = await rpc
                       .GetHeader(headOffset)
                       .ConfigureAwait(false);
            }

            Operations = new JArray();

            var gas      = GasLimit.ToString(CultureInfo.InvariantCulture);
            var storage  = StorageLimit.ToString(CultureInfo.InvariantCulture);
            var revealed = managerKey.Value <string>() != null || isAlreadyRevealed;

            UsedCounters = revealed ? 1 : 2;

            var counter = UseOfflineCounter
                ? await TezosCounter.Instance
                          .GetOfflineCounterAsync(
                address : From,
                head : actualHead["hash"].ToString(),
                rpcNodeUri : tezosConfig.RpcNodeUri,
                numberOfCounters : UsedCounters)
                          .ConfigureAwait(false)
                : await TezosCounter.Instance
                          .GetCounterAsync(
                address : From,
                head : actualHead["hash"].ToString(),
                rpcNodeUri : tezosConfig.RpcNodeUri)
                          .ConfigureAwait(false);

            if (!revealed)
            {
                var revealOp = new JObject
                {
                    ["kind"]          = Internal.OperationType.Reveal,
                    ["fee"]           = "0",
                    ["public_key"]    = Base58Check.Encode(publicKey, Prefix.Edpk),
                    ["source"]        = From,
                    ["storage_limit"] = "0",
                    ["gas_limit"]     = tezosConfig.RevealGasLimit.ToString(),
                    ["counter"]       = counter.ToString()
                };

                Operations.AddFirst(revealOp);

                counter++;
            }

            var operation = new JObject
            {
                ["kind"]          = OperationType,
                ["source"]        = From,
                ["fee"]           = ((int)Fee).ToString(CultureInfo.InvariantCulture),
                ["counter"]       = counter.ToString(),
                ["gas_limit"]     = gas,
                ["storage_limit"] = storage,
            };

            if (OperationType == Internal.OperationType.Transaction)
            {
                operation["amount"]      = Math.Round(Amount, 0).ToString(CultureInfo.InvariantCulture);
                operation["destination"] = To;
            }
            else if (OperationType == Internal.OperationType.Delegation)
            {
                operation["delegate"] = To;
            }
            else
            {
                throw new NotSupportedException($"Operation type {OperationType} not supporeted yet.");
            }

            Operations.Add(operation);

            if (Params != null)
            {
                operation["parameters"] = Params;
            }

            var isRunSuccess = false;

            if (UseRun)
            {
                var fill = await rpc
                           .AutoFillOperations(tezosConfig, Head, Operations, UseSafeStorageLimit)
                           .ConfigureAwait(false);

                if (!fill)
                {
                    Log.Warning("Operation autofilling error");
                }
                else
                {
                    Fee          = Operations.Last["fee"].Value <decimal>().ToTez();
                    isRunSuccess = true;
                }
            }

            return(
                result : true,
                isRunSuccess : isRunSuccess,
                hasReveal : !revealed
                );
        }
Esempio n. 3
0
        public async Task <bool> SignAsync(
            IKeyStorage keyStorage,
            WalletAddress address,
            CancellationToken cancellationToken = default)
        {
            var xtz = (Atomex.Tezos)Currency;

            if (address.KeyIndex == null)
            {
                Log.Error("Can't find private key for address {@address}", address);
                return(false);
            }

            using var securePrivateKey = keyStorage
                                         .GetPrivateKey(Currency, address.KeyIndex);

            if (securePrivateKey == null)
            {
                Log.Error("Can't find private key for address {@address}", address);
                return(false);
            }

            using var privateKey = securePrivateKey.ToUnsecuredBytes();

            using var securePublicKey = keyStorage
                                        .GetPublicKey(Currency, address.KeyIndex);

            var rpc = new Rpc(xtz.RpcNodeUri);

            Head = await rpc
                   .GetHeader()
                   .ConfigureAwait(false);

            await FillOperationsAsync(Head, securePublicKey)
            .ConfigureAwait(false);

            if (Type != BlockchainTransactionType.Output)
            {
                UseDefaultFee = true;
            }

            var fill = await rpc
                       .AutoFillOperations(xtz, Head, Operations, UseDefaultFee)
                       .ConfigureAwait(false);

            if (!fill)
            {
                Log.Error("Transaction autofilling error");
                return(false);
            }

            // todo: update Fee, GasLimit, StorageLimit

            var forgedOpGroup = await rpc
                                .ForgeOperations(Head, Operations)
                                .ConfigureAwait(false);

            var forgedOpGroupLocal = Forge.ForgeOperationsLocal(Head, Operations);

            //if (true)  //if (config.CheckForge == true) add option for higher security tezos mode to config
            //{
            //    if (forgedOpGroupLocal.ToString() != forgedOpGroup.ToString())
            //    {
            //        Log.Error("Local and remote forge results differ");
            //        return false;
            //    }
            //}

            SignedMessage = TezosSigner.SignHash(
                data: Hex.FromString(forgedOpGroup.ToString()),
                privateKey: privateKey,
                watermark: Watermark.Generic,
                isExtendedKey: privateKey.Length == 64);

            return(true);
        }