public void Should_use_string_empty_label_when_no_convention_configured()
{
var queueName = "emptyLabelTest";
var path = $@".\private$\{queueName}";
try
{
MsmqHelpers.DeleteQueue(path);
MsmqHelpers.CreateQueue(path);
var messageSender = new MsmqMessageDispatcher(new MsmqSettings(), pairs => string.Empty);
var bytes = new byte[]
{
1
};
var headers = new Dictionary <string, string>();
var outgoingMessage = new OutgoingMessage("1", headers, bytes);
var transportOperation = new TransportOperation(outgoingMessage, new UnicastAddressTag(queueName), DispatchConsistency.Default);
messageSender.Dispatch(new TransportOperations(transportOperation), new TransportTransaction(), new ContextBag());
var messageLabel = ReadMessageLabel(path);
Assert.IsEmpty(messageLabel);
}
finally
{
MsmqHelpers.DeleteQueue(path);
}
}
public void Should_use_string_empty_label_when_no_convention_configured()
{
var queueName = "emptyLabelTest";
var path = $@".\private$\{queueName}";
try
{
MsmqHelpers.DeleteQueue(path);
MsmqHelpers.CreateQueue(path);
var messageSender = new MsmqMessageDispatcher(new MsmqSettings(), pairs => string.Empty);
var bytes = new byte[]
{
1
};
var headers = new Dictionary<string, string>();
var outgoingMessage = new OutgoingMessage("1", headers, bytes);
var transportOperation = new TransportOperation(outgoingMessage, new UnicastAddressTag(queueName), DispatchConsistency.Default);
messageSender.Dispatch(new TransportOperations(transportOperation), new TransportTransaction(), new ContextBag());
var messageLabel = ReadMessageLabel(path);
Assert.IsEmpty(messageLabel);
}
finally
{
MsmqHelpers.DeleteQueue(path);
}
}
public void Should_set_label_when_convention_configured()
{
var queueName = "labelTest";
var path = $@"{RuntimeEnvironment.MachineName}\private$\{queueName}";
try
{
MsmqHelpers.DeleteQueue(path);
MsmqHelpers.CreateQueue(path);
var messageSender = new MsmqMessageDispatcher(new MsmqSettings(), _ => "mylabel");
var bytes = new byte[]
{
1
};
var headers = new Dictionary <string, string>();
var outgoingMessage = new OutgoingMessage("1", headers, bytes);
var transportOperation = new TransportOperation(outgoingMessage, new UnicastAddressTag(queueName), DispatchConsistency.Default);
messageSender.Dispatch(new TransportOperations(transportOperation), new TransportTransaction(), new ContextBag());
var messageLabel = ReadMessageLabel(path);
Assert.AreEqual("mylabel", messageLabel);
}
finally
{
MsmqHelpers.DeleteQueue(path);
}
}
public void Should_set_label_when_convention_configured()
{
var queueName = "labelTest";
var path = $@"{RuntimeEnvironment.MachineName}\private$\{queueName}";
try
{
MsmqHelpers.DeleteQueue(path);
MsmqHelpers.CreateQueue(path);
var messageSender = new MsmqMessageDispatcher(new MsmqSettings(), _ => "mylabel");
var bytes = new byte[]
{
1
};
var headers = new Dictionary<string, string>();
var outgoingMessage = new OutgoingMessage("1", headers, bytes);
var transportOperation = new TransportOperation(outgoingMessage, new UnicastAddressTag(queueName), DispatchConsistency.Default);
messageSender.Dispatch(new TransportOperations(transportOperation), new TransportTransaction(), new ContextBag());
var messageLabel = ReadMessageLabel(path);
Assert.AreEqual("mylabel", messageLabel);
}
finally
{
MsmqHelpers.DeleteQueue(path);
}
}
public DueDelayedMessagePoller(MsmqMessageDispatcher dispatcher,
IDelayedMessageStore delayedMessageStore,
int numberOfRetries,
Action <string, Exception, CancellationToken> criticalErrorAction,
string timeoutsErrorQueue,
Dictionary <string, string> faultMetadata,
TransportTransactionMode transportTransactionMode,
TimeSpan timeToTriggerFetchCircuitBreaker,
TimeSpan timeToTriggerDispatchCircuitBreaker,
int maximumRecoveryFailuresPerSecond,
string timeoutsQueueTransportAddress)
{
txOption = transportTransactionMode == TransportTransactionMode.TransactionScope
? TransactionScopeOption.Required
: TransactionScopeOption.RequiresNew;
this.delayedMessageStore = delayedMessageStore;
errorQueue = timeoutsErrorQueue;
this.faultMetadata = faultMetadata;
this.timeoutsQueueTransportAddress = timeoutsQueueTransportAddress;
this.numberOfRetries = numberOfRetries;
this.dispatcher = dispatcher;
fetchCircuitBreaker = new RepeatedFailuresOverTimeCircuitBreaker("MsmqDelayedMessageFetch", timeToTriggerFetchCircuitBreaker,
ex => criticalErrorAction("Failed to fetch due delayed messages from the storage", ex, tokenSource?.Token ?? CancellationToken.None));
dispatchCircuitBreaker = new RepeatedFailuresOverTimeCircuitBreaker("MsmqDelayedMessageDispatch", timeToTriggerDispatchCircuitBreaker,
ex => criticalErrorAction("Failed to dispatch delayed messages to destination", ex, tokenSource?.Token ?? CancellationToken.None));
failureHandlingCircuitBreaker = new FailureRateCircuitBreaker("MsmqDelayedMessageFailureHandling", maximumRecoveryFailuresPerSecond,
ex => criticalErrorAction("Failed to execute error handling for delayed message forwarding", ex, tokenSource?.Token ?? CancellationToken.None));
signalQueue = Channel.CreateBounded <bool>(1);
taskQueue = Channel.CreateBounded <Task>(2);
}
public DelayedDeliveryPump(MsmqMessageDispatcher dispatcher,
DueDelayedMessagePoller poller,
IDelayedMessageStore storage,
MessagePump messagePump,
string errorQueue,
int numberOfRetries,
Action <string, Exception, CancellationToken> criticalErrorAction,
TimeSpan timeToWaitForStoreCircuitBreaker,
Dictionary <string, string> faultMetadata,
TransportTransactionMode transportTransactionMode)
{
this.dispatcher = dispatcher;
this.poller = poller;
this.storage = storage;
this.numberOfRetries = numberOfRetries;
this.faultMetadata = faultMetadata;
pump = messagePump;
this.errorQueue = errorQueue;
txOption = transportTransactionMode == TransportTransactionMode.TransactionScope
? TransactionScopeOption.Required
: TransactionScopeOption.RequiresNew;
storeCircuitBreaker = new RepeatedFailuresOverTimeCircuitBreaker("DelayedDeliveryStore", timeToWaitForStoreCircuitBreaker,
ex => criticalErrorAction("Failed to store delayed message", ex, CancellationToken.None));
}
static Message DispatchMessage(string queueName, MsmqSettings settings = null, DeliveryConstraint deliveryConstraint = null, Func <IReadOnlyDictionary <string, string>, string> messageLabelGenerator = null)
{
if (settings == null)
{
settings = new MsmqSettings(null);
}
if (messageLabelGenerator == null)
{
messageLabelGenerator = _ => string.Empty;
}
settings.LabelGenerator = messageLabelGenerator;
var path = $@".\private$\{queueName}";
try
{
MsmqHelpers.DeleteQueue(path);
MsmqHelpers.CreateQueue(path);
var messageSender = new MsmqMessageDispatcher(settings);
var bytes = new byte[]
{
1
};
var headers = new Dictionary <string, string>();
var outgoingMessage = new OutgoingMessage("1", headers, bytes);
var deliveryConstraints = new List <DeliveryConstraint>();
if (deliveryConstraint != null)
{
deliveryConstraints.Add(deliveryConstraint);
}
var transportOperation = new TransportOperation(outgoingMessage, new UnicastAddressTag(queueName), DispatchConsistency.Default, deliveryConstraints);
messageSender.Dispatch(new TransportOperations(transportOperation), new TransportTransaction(), new ContextBag());
using (var queue = new MessageQueue(path))
using (var message = queue.Receive(TimeSpan.FromSeconds(5)))
{
return(message);
}
}
finally
{
MsmqHelpers.DeleteQueue(path);
}
}
static async Task <Message> DispatchMessage(string queueName, MsmqTransport settings = null, DispatchProperties dispatchProperties = null, CancellationToken cancellationToken = default)
{
if (settings == null)
{
settings = new MsmqTransport();
}
var path = $@".\private$\{queueName}";
try
{
MsmqHelpers.DeleteQueue(path);
MsmqHelpers.CreateQueue(path);
var messageSender = new MsmqMessageDispatcher(settings, "timeouts");
var bytes = new byte[]
{
1
};
var headers = new Dictionary <string, string>();
var outgoingMessage = new OutgoingMessage("1", headers, bytes);
dispatchProperties = dispatchProperties ?? new DispatchProperties();
var transportOperation = new TransportOperation(outgoingMessage, new UnicastAddressTag(queueName), dispatchProperties);
await messageSender.Dispatch(new TransportOperations(transportOperation), new TransportTransaction(), cancellationToken);
using (var queue = new MessageQueue(path))
using (var message = queue.Receive(TimeSpan.FromSeconds(5)))
{
return(message);
}
}
finally
{
MsmqHelpers.DeleteQueue(path);
}
}