public static FundingTransaction Create(
UserModel from, int entityId, EntityType entityType, decimal amount, CurrencyType currencyType,
string note = null
)
{
return(Find(FundingTransaction.Create(from, entityId, entityType, null, amount, currencyType)));
}
public FundingCreatedMessage Handle(AcceptChannelMessage acceptMessage, PendingChannel pendingChannel)
{
var oldState = LocalChannelState.AcceptChannel;
var openMessage = pendingChannel.OpenMessage;
_channelLoggingService.LogPendingChannelInfo(openMessage.TemporaryChannelId.ToHex(), oldState, "Remote accepted channel open");
FundingTransaction fundingTx = _fundingService.CreateFundingTransaction(openMessage.FundingSatoshis, openMessage.FeeratePerKw, openMessage.FundingPubKey, acceptMessage.FundingPubKey);
var channel = CreateChannel(pendingChannel.ChannelIndex, fundingTx, openMessage, acceptMessage);
channel.IsFunder = true;
_commitmentService.CreateInitialCommitmentTransactions(openMessage, acceptMessage, channel, pendingChannel.RevocationKey);
channel.State = LocalChannelState.FundingCreated;
var signatureOfRemoteCommitmentTx = channel.RemoteCommitmentTxParameters.LocalSignature;
FundingCreatedMessage fundingCreatedMessage = new FundingCreatedMessage
{
TemporaryChannelId = openMessage.TemporaryChannelId,
FundingTransactionId = fundingTx.Transaction.GetHash().ToBytes(),
FundingOutputIndex = fundingTx.FundingOutputIndex,
Signature = signatureOfRemoteCommitmentTx.ToRawSignature()
};
pendingChannel.Channel = channel;
_channelLoggingService.LogStateUpdate(channel, oldState, additionalData: fundingTx.Transaction.ToString());
return(fundingCreatedMessage);
}
public static void CreateTxFromInvoice(Invoice invoice)
{
FundingTransaction.Create(
UserRepository.Find(invoice.user_id),
invoice.entity_id,
invoice.entity_type,
invoice,
invoice.amount,
invoice.currency_type
);
}
public static FundingTransaction CreateDeposit(
UserModel from, Invoice invoice
)
{
if (invoice.entity_type != EntityType.UserBalance)
{
throw new Exception("Deposit can be done only for UserBalance, tried for " + invoice.entity_type);
}
return(Find(FundingTransaction.Create(
from, invoice.entity_id, invoice.entity_type, invoice, invoice.amount, invoice.currency_type
)));
}
public void GetLatest_DataCorrect_GotTransactions()
{
var amount = 10;
var entityId = Rand.Int();
var txs = FundingTransactionFaker.CreateMany(amount, entityId).Take(amount).ToList();
var result = FundingTransaction.GetLatest(entityId, EntityType.Project, amount);
foreach (var item in result)
{
Assert.NotNull(txs.FirstOrDefault(x => x.guid == item.guid));
}
}
private LocalChannel CreateChannel(uint index, FundingTransaction fundingTx, OpenChannelMessage openMessage, AcceptChannelMessage acceptMessage)
{
LocalChannel channel = new LocalChannel();
channel.ChannelIndex = index;
channel.TemporaryChannelId = openMessage.TemporaryChannelId.ToHex();
channel.LocalChannelParameters = ChannelParameters.CreateFromOpenMessage(openMessage);
channel.RemoteChannelParameters = ChannelParameters.CreateFromAcceptMessage(acceptMessage);
channel.FundingSatoshis = openMessage.FundingSatoshis;
channel.PushMSat = openMessage.PushMSat;
channel.MinimumDepth = acceptMessage.MinimumDepth;
channel.FundingTransactionId = fundingTx.Transaction.GetHash().ToString();
channel.FundingOutputIndex = fundingTx.FundingOutputIndex;
channel.ChannelId = LocalChannel.DeriveChannelId(fundingTx.Transaction, fundingTx.FundingOutputIndex);
channel.FeeRatePerKw = openMessage.FeeratePerKw;
return(channel);
}
public void Create_DataCorrect_GotCorrectId()
{
var user = UserFaker.Create();
var project = ProjectFaker.Create(user);
var invoice = InvoiceFaker.Create(user);
var id = FundingTransaction.Create(
user, project.id, EntityType.Project, invoice, 0.05M, CurrencyType.BitCoin
);
Assert.True(id > 0);
var tx = FundingTransactionRepository.Find(id);
Assert.NotNull(tx);
}
public static UserModel FindOrCreateByEmailAndLogin(
string email, string login, string password = null, UserModel referral = null
)
{
password ??= Rand.RandomString();
var user = UserModel.FindByEmail(email);
var loginUser = UserModel.FindByLogin(login);
var baseLogin = login;
int postfixNum = 0;
while (loginUser != null)
{
postfixNum++;
login = $"{baseLogin}_{postfixNum}";
loginUser = UserModel.FindByLogin(login);
}
user ??= Create(email, login, password);
UserBadge.Create(user, "Early adopter");
int tokenRegisterBonus = System.Convert.ToInt32(
AppConfig.GetConfiguration("user:registration:token_bonus")
);
if (tokenRegisterBonus > 0)
{
UserBalance.Create(user, CurrencyType.GitComToken, tokenRegisterBonus);
FundingTransaction.Create(
user, user.id, EntityType.User, null, tokenRegisterBonus, CurrencyType.GitComToken
);
}
if (referral != null)
{
UserReferralRepository.Create(user, referral);
}
return(user);
}
public void CreateFundingTransactionTest()
{
var keyService = new Mock <IWalletService>();
var blockchainClientService = new Mock <IBlockchainClientService>();
var secret = new BitcoinSecret("cRCH7YNcarfvaiY1GWUKQrRGmoezvfAiqHtdRvxe16shzbd7LDMz");
var fundingKeyPrivateKey = new ECKeyPair(secret.PrivateKey.GetBytes(), true);
var pubKeyAddress = fundingKeyPrivateKey.ToPubKey().GetAddress(NBitcoin.Network.TestNet);
var inputTx = Transaction.Parse("01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff03510101ffffffff0100f2052a010000001976a9143ca33c2e4446f4a305f23c80df8ad1afdcf652f988ac00000000", NBitcoin.Network.TestNet);
keyService.Setup(k => k.Key).Returns(fundingKeyPrivateKey);
keyService.Setup(k => k.PubKeyAddress).Returns(pubKeyAddress);
blockchainClientService.Setup(b => b.ListUtxo(1, Int32.MaxValue, pubKeyAddress))
.Returns(new List <Utxo>()
{
new Utxo()
{
AmountSatoshi = 100000000,
OutPoint = new OutPoint(inputTx, 0),
ScriptPubKey = inputTx.Outputs[0].ScriptPubKey
}
});
FundingService fundingService = new FundingService(new LoggerFactory(), keyService.Object, blockchainClientService.Object, null);
fundingService.Initialize(NetworkParameters.BitcoinTestnet);
ECKeyPair pubKey1 = new ECKeyPair("023da092f6980e58d2c037173180e9a465476026ee50f96695963e8efe436f54eb", false);
ECKeyPair pubKey2 = new ECKeyPair("030e9f7b623d2ccc7c9bd44d66d5ce21ce504c0acf6385a132cec6d3c39fa711c1", false);
FundingTransaction fundingTransaction = fundingService.CreateFundingTransaction(10000000, 1000, pubKey1, pubKey2);
Assert.Equal(1, fundingTransaction.FundingOutputIndex);
Assert.Single(fundingTransaction.Transaction.Inputs);
Assert.Equal(2, fundingTransaction.Transaction.Outputs.Count);
Assert.Equal(89999765, fundingTransaction.Transaction.Outputs[0].Value.Satoshi);
Assert.Equal(10000000, fundingTransaction.Transaction.Outputs[1].Value.Satoshi);
Assert.Equal("35effff7a94b0fbd819b2feec4737d88a9c2f1a7cca481bd6fb206d23029c974", fundingTransaction.Transaction.GetHash().ToString());
}
public static FundingTransaction Find(UserModel user, Invoice invoice, int entityId, EntityType entityType)
{
return(FundingTransaction.Find(user, invoice, entityId, entityType));
}
public static FundingTransaction Find(int id) => FundingTransaction.Find(id);
public static FundingTransaction[] Get(UserModel user, int limit = 10)
{
return(FundingTransaction.Get(user, limit));
}
public static FundingTransaction[] Get(
int entityId, EntityType entityType, CurrencyType currencyType, int limit = 10
)
{
return(FundingTransaction.Get(entityId, entityType, currencyType, limit));
}
public static FundingTransaction Find(Invoice invoice) => FundingTransaction.Find(invoice);
public void HandleTest()
{
var mocks = new ChannelEstablishmentMocks();
var revocationKey = new ECKeyPair("DD06232AE9A50384A72D85CED6351DCB35C798231D4985615C77D6847F83FC65", true);
var handler = new AcceptChannelMessageHandler(mocks.ChannelLoggingService.Object, mocks.FundingService.Object, mocks.CommTxService.Object);
var localSig = "3045022100a5c01383d3ec646d97e40f44318d49def817fcd61a0ef18008a665b3e151785502203e648efddd5838981ef55ec954be69c4a652d021e6081a100d034de366815e9b".HexToByteArray();
OpenChannelMessage openChannelMessage = new OpenChannelMessage()
{
ChainHash = NetworkParameters.BitcoinTestnet.ChainHash,
TemporaryChannelId = "43497fd7f826957108f4a30fd9cec3aeba79972084e90ead01ea3309000000".HexToByteArray(),
FundingSatoshis = 420000,
PushMSat = 1000,
DustLimitSatoshis = 500,
MaxHtlcValueInFlightMSat = 50000,
ChannelReserveSatoshis = 5000,
HtlcMinimumMSat = 1100,
FeeratePerKw = 150,
ToSelfDelay = 133,
MaxAcceptedHtlcs = 156,
FundingPubKey = new ECKeyPair("0245b02f6672c2342fe3ced57118fcf4a0309327e32c335ce494365eb0d15b7200", false),
RevocationBasepoint = new ECKeyPair("02d91224d91760f477df21d24713b713c681b084e508f48dc77ca14db549ba8ceb", false),
PaymentBasepoint = new ECKeyPair("022b2aa486f5a8aca1898824ac3b2a8a15c92de813362846b992f94d923b143f92", false),
DelayedPaymentBasepoint = new ECKeyPair("0250d049da6b5832a9f2416df3b0db52da127426c2b70a35ca9c270a72f3f840b5", false),
HtlcBasepoint = new ECKeyPair("029d100efe40aa3f58985fa12bd0f5c75711449ff4d30adca6f1968a2200bbbf1a", false),
FirstPerCommitmentPoint = new ECKeyPair("022b2aa486f5a8aca1898824ac3b2a8a15c92de813362846b992f94d923b143f92", false),
ChannelFlags = 1
};
AcceptChannelMessage acceptChannelMessage = new AcceptChannelMessage()
{
TemporaryChannelId = "43497fd7f826957108f4a30fd9cec3aeba79972084e90ead01ea3309000000".HexToByteArray(),
DustLimitSatoshis = 500,
MaxHtlcValueInFlightMSat = 50000,
ChannelReserveSatoshis = 5000,
HtlcMinimumMSat = 1100,
ToSelfDelay = 133,
MaxAcceptedHtlcs = 156,
FundingPubKey = new ECKeyPair("0299de4bbf495e5bbeb2456c2beb3f40450a3fa41aaa50819ae201f8ad69226bfe", false),
RevocationBasepoint = new ECKeyPair("022b2aa486f5a8aca1898824ac3b2a8a15c92de813362846b992f94d923b143f92", false),
PaymentBasepoint = new ECKeyPair("02d91224d91760f477df21d24713b713c681b084e508f48dc77ca14db549ba8ceb", false),
DelayedPaymentBasepoint = new ECKeyPair("0341665cedb568e09f0ab2ab4a28bc2749620deacefb3dce61aac8251c91709d3a", false),
HtlcBasepoint = new ECKeyPair("0336439e36e2bc1f264c6d3bc6e12db6256389bef2056c32e6267d6e285c2b2122", false),
FirstPerCommitmentPoint = new ECKeyPair("039360132ab07e7f56d6782a644233da9c4c24845609fcd302cbedd69f69848358", false)
};
PendingChannel pendingChannel = new PendingChannel(mocks.Peer.Object, openChannelMessage, revocationKey, 0);
FundingTransaction fundingTransactionMock = mocks.CreateFundingTxMock(openChannelMessage.FundingPubKey, acceptChannelMessage.FundingPubKey);
mocks.FundingService.Setup(f => f.CreateFundingTransaction(openChannelMessage.FundingSatoshis,
openChannelMessage.FeeratePerKw, openChannelMessage.FundingPubKey, acceptChannelMessage.FundingPubKey))
.Returns(fundingTransactionMock);
mocks.CommTxService.Setup(f => f.CreateInitialCommitmentTransactions(openChannelMessage, acceptChannelMessage, It.IsAny <LocalChannel>(), revocationKey))
.Callback <OpenChannelMessage, AcceptChannelMessage, LocalChannel, ECKeyPair>((openMessage, acceptMessage, channel, rkey) =>
{
channel.RemoteCommitmentTxParameters = new CommitmentTransactionParameters();
channel.RemoteCommitmentTxParameters.LocalSignature = new TransactionSignature(localSig, SigHash.All);
});
FundingCreatedMessage fundingCreatedMessage = handler.Handle(acceptChannelMessage, pendingChannel);
Assert.Equal("15fadebd5a68d2d9f216a2dc5531c4dbc977eac0c42ab97899e21d549dddbefa", fundingCreatedMessage.FundingTransactionId.ToHex());
Assert.Equal(new TransactionSignature(localSig, SigHash.All).ToRawSignature().ToHex(), fundingCreatedMessage.Signature.ToHex());
Assert.Equal(0, fundingCreatedMessage.FundingOutputIndex);
Assert.Equal("43497fd7f826957108f4a30fd9cec3aeba79972084e90ead01ea3309000000", fundingCreatedMessage.TemporaryChannelId.ToHex());
}
