public void SideEffectRollbackTest()
{
var a = 0;
using var transaction = new BaseTransaction(ITransaction.TransactionMode.Create);
transaction.RunSideEffect(
() =>
{
Assert.AreEqual(0, a);
a++;
},
() =>
{
Assert.AreEqual(1, a);
a--;
});
transaction.RunSideEffect(
() =>
{
Assert.AreEqual(1, a);
a++;
},
() =>
{
Assert.AreEqual(2, a);
a--;
});
transaction.Rollback();
Assert.AreEqual(0, a);
}
private static async Task Output(BaseTransaction tx, bool copyToClipboard, string party)
{
tx.TransactionTime = DateTime.Now;
var jsonString = JsonConvert.SerializeObject(tx, new TransactionSerializerSettings());
var byteArray = Encoding.UTF8.GetBytes(jsonString);
var transactionToken = new TransactionToken(byteArray);
var currentDirectory = Directory.GetCurrentDirectory();
if (!currentDirectory.Contains("netcoreapp"))
{
throw new Exception("Please execute the request creator within netcoreapp2.0 folder.");
}
var basePath = Path.Combine(currentDirectory, "..", "..", "..", "..", "..", "certificates");
var certificate = new X509Certificate2(Path.Combine(basePath, $"{party}.p12"), "thinktecture");
transactionToken.Sign(certificate);
var tokenString = transactionToken.ToTokenString();
Console.WriteLine("Sending the following tokenstring...");
Console.WriteLine(tokenString);
if (copyToClipboard)
{
CopyToClipboard(tokenString);
}
Console.WriteLine(await MakeRequest(tokenString));
}
IEnumerator InitiateTransaction(BaseTransaction transaction)
{
// Gets the handle of the transaction.
var deferredResult = TransactionManager.BeginTransaction(transaction);
try
{
// Waits for the process to finish
while (!deferredResult.isDone)
{
yield return(null);
}
// The process failed
if (!deferredResult.isFulfilled)
{
Debug.LogException(deferredResult.error);
}
// The process succeeded
else
{
var result = deferredResult.result;
DisplayResult(result);
}
}
finally
{
// A process handle can be released.
deferredResult.Release();
}
}
public BaseTransaction GetTransaction(IEnumerable <byte> txId)
{
if (txId == null)
{
throw new ArgumentNullException(nameof(txId));
}
var callback = new Func <BaseTransaction>(() =>
{
string result;
if (!_db.TryGet(string.Format(TRANSACTION_ELT, txId.ToHexString()), ReadOptions.Default, out result))
{
return(null);
}
var payload = result.FromHexString();
var kvp = BaseTransaction.Deserialize(payload);
if (kvp.Equals(default(KeyValuePair <BaseTransaction, int>)) && kvp.Key != null)
{
return(null);
}
return(kvp.Key);
});
var res = callback();
return(res);
}
private JObject SendRawTransaction(IEnumerable <string> parameters, JObject response, string id)
{
var blockChain = _blockChainStore.GetBlockChain();
if (parameters == null || !parameters.Any())
{
return(CreateErrorResponse(id, (int)RpcErrorCodes.RPC_INVALID_PARAMS, "The transaction is missing"));
}
var txPayload = parameters.First().FromHexString();
var allowHighFees = false;
if (parameters.Count() >= 2)
{
if (bool.TryParse(parameters.ElementAt(1), out allowHighFees))
{
}
}
var kvp = BaseTransaction.Deserialize(txPayload);
try
{
var tx = kvp.Key;
_transactionValidator.Check(tx);
MemoryPool.Instance().AddTransaction(tx, blockChain.GetCurrentBlockHeight());
P2PConnectorEventStore.Instance().Broadcast(tx);
response["result"] = tx.GetTxId().ToHexString();
return(response);
}
catch (ValidationException ex)
{
return(CreateErrorResponse(id, (int)RpcErrorCodes.RPC_VERIFY_ERROR, ex.Message));
}
}
public static Block Deserialize(IEnumerable <byte> payload)
{
if (payload == null)
{
throw new ArgumentNullException(nameof(payload));
}
var header = DeserializeBlockHeader(payload);
int currentIndex = 80;
var transactionLst = new List <BaseTransaction>();
var kvp = CompactSize.Deserialize(payload.Skip(80).ToArray());
currentIndex += kvp.Value;
if (kvp.Key.Size > 0)
{
for (var i = 0; i < (int)kvp.Key.Size; i++)
{
var skvp = BaseTransaction.Deserialize(payload.Skip(currentIndex));
transactionLst.Add(skvp.Key);
currentIndex += skvp.Value;
}
}
var result = new Block(header.PreviousBlockHeader, header.NBits, header.Nonce);
result.BlockHeader = header;
result.Transactions = transactionLst;
return(result);
}
private void OnTransactionInitiated(BaseTransaction transaction)
{
if (m_WaitAnimation == null && waitAnimationPrefab != null)
{
m_WaitAnimation = Instantiate(waitAnimationPrefab).transform;
}
}
/// <summary>
/// Dequeues the next unlocked message information with the highest priority from the queue.
/// </summary>
/// <param name="transaction">The current <see cref="BaseTransaction" /> (or <c>null</c>).</param>
/// <returns>The message information or <c>null</c> if no suitable messages can be returned.</returns>
public QueuedMsgInfo Dequeue(BaseTransaction transaction)
{
Guid lockID = transaction != null ? transaction.ID : Guid.Empty;
for (int i = queuesByPriority.Length - 1; i >= 0; i--)
{
var queue = queuesByPriority[i];
QueuedMsgInfo msgInfo;
for (int j = 0; j < queue.Count; j++)
{
msgInfo = queue[j];
if (msgInfo.LockID == Guid.Empty || msgInfo.LockID == lockID)
{
msgInfo.LockID = lockID;
queue.RemoveAt(j);
count--;
messages.Remove(msgInfo.ID);
return(msgInfo);
}
}
}
return(null);
}
private Transaction GenerateTransaction(bool extended = false)
{
var baseTransaction = new BaseTransaction
{
ExecutingEntityCode = GenerateString(),
TransactionReferenceNumber = GenerateString()
};
if (!extended)
{
return new Transaction {
BaseTransaction = baseTransaction
}
}
;
var extendedTransaction = new ExtendedTransaction
{
BaseTransaction = baseTransaction,
Comments = GenerateString(),
Extra = GenerateString()
};
return(new Transaction {
ExtendedTransaction = extendedTransaction
});
}
/// <summary>
/// Clears all locks held by a transaction.
/// </summary>
/// <param name="transaction">The completed <see cref="BaseTransaction" />.</param>
public void Unlock(BaseTransaction transaction)
{
if (transaction == null)
{
throw new ArgumentNullException("transaction");
}
Guid lockID = transaction.ID;
// $todo(jeff.lill):
//
// This will be slow if there are a lot of queued messages
// since I'm going to walk the entire queue. A faster but more
// complex approach would be to maintain a separate table of
// locked messages, indexed by transaction ID.
//
// I don't have the time to mess with this right now but I
// will want to come back to this at some point.
for (int i = 0; i < queuesByPriority.Length; i++)
{
var queue = queuesByPriority[i];
foreach (QueuedMsgInfo msgInfo in queue)
{
if (lockID == msgInfo.LockID)
{
msgInfo.LockID = Guid.Empty;
}
}
}
}
public async Task <BaseTransaction> GetRawTransaction(IEnumerable <byte> txId)
{
if (txId == null)
{
throw new ArgumentOutOfRangeException(nameof(txId));
}
var httpClient = _httpClientFactory.BuildClient();
var jParams = new JArray();
jParams.Add(txId.ToHexString());
var jObj = new JObject();
jObj.Add("id", Guid.NewGuid().ToString());
jObj.Add("method", Constants.RpcOperations.GetRawTransaction);
jObj.Add("params", jParams);
var content = new StringContent(jObj.ToString(), System.Text.Encoding.UTF8, ContentType);
var request = new HttpRequestMessage
{
Method = HttpMethod.Post,
Content = content,
RequestUri = GetUri()
};
var response = await httpClient.SendAsync(request).ConfigureAwait(false);
var json = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
string errorCode = null;
var jsonObj = JObject.Parse(json);
if (TryGetError(jsonObj, out errorCode))
{
throw new RpcException(errorCode);
}
var r = jsonObj.Value <string>("result");
if (string.IsNullOrWhiteSpace(r))
{
return(null);
}
if (string.IsNullOrWhiteSpace(r))
{
return(null);
}
var payload = r.FromHexString();
BaseTransaction transaction = null;
try
{
transaction = BaseTransaction.Deserialize(payload).Key;
}
catch (Exception) { }
return(transaction);
}
public long GetReward(BaseTransaction transaction)
{
if (transaction == null)
{
throw new ArgumentNullException(nameof(transaction));
}
return((long)Math.Ceiling(((transaction.Serialize().Count() / (double)1000) * Constants.DEFAULT_MIN_TX_FEE)));
}
public void QueryTest()
{
var a = 0;
using var transaction = new BaseTransaction(ITransaction.TransactionMode.Query);
Assert.Catch <InvalidOperationException>(() => transaction.RunSideEffect(() => ++ a, () => a--));
Assert.Catch <InvalidOperationException>(() => transaction.RunSideEffect(Assert.Fail, Assert.Fail));
}
public void Remove(BaseTransaction transaction)
{
if (transaction == null)
{
throw new ArgumentNullException(nameof(transaction));
}
Remove(new[] { transaction.GetTxId() });
}
public static TransactionMessage Deserialize(IEnumerable <byte> payload, Networks network, TransactionTypes transactionType)
{
if (payload == null)
{
throw new ArgumentNullException(nameof(payload));
}
return(new TransactionMessage(BaseTransaction.Deserialize(payload).Key, network));
}
/// <summary>
/// Adds the message information to the end other queued messages with the same priority.
/// </summary>
/// <param name="transaction">The current <see cref="BaseTransaction" /> (or <c>null</c>).</param>
/// <param name="msgInfo">The message information.</param>
public void Enqueue(BaseTransaction transaction, QueuedMsgInfo msgInfo)
{
var queue = queuesByPriority[(int)msgInfo.Priority];
var lockID = transaction != null ? transaction.ID : Guid.Empty;
msgInfo.LockID = lockID;
queue.Enqueue(msgInfo);
messages.Add(msgInfo.ID, msgInfo);
count++;
}
public void CompletedTest()
{
using var transaction = new BaseTransaction(ITransaction.TransactionMode.Create);
Assert.AreEqual(false, transaction.Completed);
transaction.Commit();
Assert.AreEqual(true, transaction.Completed);
Assert.Catch <InvalidOperationException>(() => transaction.Commit());
}
public void Broadcast(BaseTransaction transaction)
{
if (transaction == null)
{
throw new ArgumentNullException(nameof(transaction));
}
if (NewTransactionEvt != null)
{
NewTransactionEvt(this, new TransactionEventArgs(transaction));
}
}
private Task <T> Handle <T>(ITransactionHandler handler, BaseTransaction payload, Func <ITransactionHandler, BaseTransaction, Task <T> > handlerAction)
where T : class, new()
{
if (handler == null)
{
_logger.LogWarning($"No handler found");
return(Task.FromResult(new T()));
}
_logger.LogInformation($"Handling {payload.GetType()} with handler {handler.GetType()}");
return(handlerAction(handler, payload));
}
private TransactionToken CreateSignedToken(BaseTransaction tx)
{
tx.TransactionTime = DateTime.Now;
var jsonString = JsonConvert.SerializeObject(tx, new TransactionSerializerSettings());
var byteArray = Encoding.UTF8.GetBytes(jsonString);
var transactionToken = new TransactionToken(byteArray);
var basePath = Path.Combine(_environment.WebRootPath);
var certificate = new X509Certificate2(Path.Combine(basePath, $"{GetParty()}.p12"), "thinktecture");
transactionToken.Sign(certificate);
return(transactionToken);
}
private void Init()
{
var rpcClient = new RpcClient(_network);
rpcClient.GetRawTransaction(_txId).ContinueWith((r) =>
{
try
{
BaseTransaction transaction = r.Result;
if (transaction == null)
{
return;
}
var monetaryTransaction = transaction as BcBaseTransaction;
Application.Current.Dispatcher.Invoke(() =>
{
_viewModel.TxId = transaction.GetTxId().ToHexString();
_viewModel.Version = transaction.Version;
_viewModel.Size = transaction.Serialize().Count();
var nonceCoinBase = transaction as NoneCoinbaseTransaction;
if (nonceCoinBase != null && nonceCoinBase.TransactionIn != null && nonceCoinBase.TransactionIn.Any())
{
var firstTransactionIn = nonceCoinBase.TransactionIn.First() as TransactionInNoneCoinbase;
if (firstTransactionIn != null && firstTransactionIn.Outpoint != null)
{
_viewModel.PreviousTxId = firstTransactionIn.Outpoint.Hash.ToHexString();
}
}
if (monetaryTransaction != null && monetaryTransaction.TransactionOut != null && monetaryTransaction.TransactionOut.Any())
{
foreach (var txOut in monetaryTransaction.TransactionOut)
{
_viewModel.TxOuts.Add(new TxOutViewModel
{
Index = monetaryTransaction.TransactionOut.IndexOf(txOut),
Value = txOut.Value,
Script = txOut.Script.Serialize().ToHexString()
});
}
}
});
}
catch (AggregateException ex)
{
}
});
}
public void ChargeAmount(UGUI agentID, BaseTransaction transactionData, int amount, Action processOperation)
{
IActiveTransaction transaction = BeginChargeTransaction(agentID, transactionData, amount);
try
{
processOperation();
}
catch (Exception e)
{
transaction.Rollback(e);
throw;
}
transaction.Commit();
}
/** <summary> Process a transaction for paying a user by a group</summary>
* <exception cref="InsufficientFundsException">this exception is thrown when not enough funds are available</exception>
* <exception cref="NotSupportedException">this exception is thrown when the economy service does not support group accounts</exception>
*/
public void TransferMoney(UGI sourceID, UGUI destinationID, BaseTransaction transactionData, int amount, Action processOperation)
{
IActiveTransaction transaction = BeginTransferTransaction(sourceID, destinationID, transactionData, amount);
try
{
processOperation();
}
catch (Exception e)
{
transaction.Rollback(e);
throw;
}
transaction.Commit();
}
public void Broadcast(BaseTransaction transaction, IEnumerable <byte> excludedIp = null)
{
if (transaction == null)
{
throw new ArgumentNullException(nameof(transaction));
}
var inventory = new Inventory(InventoryTypes.MSG_TX, transaction.GetTxId());
var inventoryMessage = new InventoryMessage(new[] { inventory }, _network);
foreach (var activePeer in _peers.Where(p => excludedIp != null && !p.GetCurrentIpAddress().Ipv6.SequenceEqual(excludedIp)))
{
activePeer.Execute(inventoryMessage.Serialize());
}
}
public override int GetHashCode()
{
int hash = 1;
if (transactionCase_ == TransactionOneofCase.BaseTransaction)
{
hash ^= BaseTransaction.GetHashCode();
}
if (transactionCase_ == TransactionOneofCase.ExtendedTransaction)
{
hash ^= ExtendedTransaction.GetHashCode();
}
hash ^= (int)transactionCase_;
return(hash);
}
public long GetFee(BaseTransaction transaction, Networks network)
{
if (transaction == null)
{
throw new ArgumentNullException(nameof(transaction));
}
var tx = transaction as BcBaseTransaction;
if (tx != null)
{
return(GetFee(tx, network));
}
return(GetFee(transaction as SmartContractTransaction, network));
}
public void Check(BaseTransaction transaction)
{
if (transaction == null)
{
throw new ArgumentNullException(nameof(transaction));
}
var bcTx = transaction as BcBaseTransaction;
if (bcTx != null)
{
Check(bcTx);
return;
}
Check(transaction as SmartContractTransaction);
}
public override int GetHashCode()
{
int hash = 1;
if (baseTransaction_ != null)
{
hash ^= BaseTransaction.GetHashCode();
}
if (Comments.Length != 0)
{
hash ^= Comments.GetHashCode();
}
if (Extra.Length != 0)
{
hash ^= Extra.GetHashCode();
}
return(hash);
}
/// <summary>
/// Class constructor.
/// </summary>
/// <param name="transactionNumber">Transaction Number.</param>
/// <param name="fromActorName">Name of Actor sending Transaction.</param>
/// <param name="toActorName">Name of Actor receiving Transaction.</param>
/// <param name="transaction">Transaction itself.</param>
/// <param name="resultsFilename">Results filename.</param>
/// <param name="resultsPathname">Full Results filename - including directory.</param>
/// <param name="nrErrors">Number of Errors in Transaction.</param>
/// <param name="nrWarnings">Number of Warnings in Transaction.</param>
public ActorsTransaction(int transactionNumber,
ActorName fromActorName,
ActorName toActorName,
BaseTransaction transaction,
System.String resultsFilename,
System.String resultsPathname,
uint nrErrors,
uint nrWarnings)
{
_transactionNumber = transactionNumber;
_fromActorName = fromActorName;
_toActorName = toActorName;
_transaction = transaction;
_resultsFilename = resultsFilename;
_resultsPathname = resultsPathname;
_nrErrors = nrErrors;
_nrWarnings = nrWarnings;
}
private void InitializeModalityProcedureStepCompletedDiscontinued()
{
// Get the C-STORE-RSPs returned
foreach (ActorsTransaction actorsTransaction in ActorsTransactionLog)
{
if (actorsTransaction.FromActorName.Type == ActorTypeEnum.ImageArchive)
{
BaseTransaction baseTransaction = actorsTransaction.Transaction;
if (baseTransaction is DicomTransaction)
{
DicomTransaction dicomTransaction = (DicomTransaction)baseTransaction;
DicomMessageCollection cStoreResponses = dicomTransaction.DicomMessages.CStoreResponses;
GenerateTriggers.HandleCStoreResponses(_storageCommitItems, cStoreResponses);
}
}
}
}
