public override void Register <TLargeMessageBodyStore>(PoorMansIoC container)
{
container.Register(c =>
{
var uriFormatter = new UriFormatter(AzureBlobStorageContainerUri, AzureBlobStorageContainerSharedAccessSignature);
var blobStorageHttpClient = container.ResolveWithOverrides <IAzureBlobStorageHttpClient>(uriFormatter);
var messageBodyStore = container.ResolveWithOverrides <AzureBlobStorageHttpLargeMessageBodyStore>(blobStorageHttpClient);
return(messageBodyStore);
},
ComponentLifetime.SingleInstance,
typeof(ILargeMessageBodyStore));
}
public IEnumerable <IMessagePump> CreateAll()
{
var openGenericHandlerType = typeof(IHandleRequest <,>);
var handlerTypes = _typeProvider.RequestHandlerTypes.ToArray();
// Create a single connection to each request queue determined by routing
var allMessageTypesHandledByThisEndpoint = _handlerMapper.GetMessageTypesHandledBy(openGenericHandlerType, handlerTypes);
var bindings = allMessageTypesHandledByThisEndpoint
.Select(m => new { MessageType = m, QueuePath = _router.Route(m, QueueOrTopic.Queue, _pathFactory) })
.GroupBy(b => b.QueuePath)
.Select(g => new { QueuePath = g.Key, HandlerTypes = g.SelectMany(x => _handlerMapper.GetHandlerTypesFor(openGenericHandlerType, x.MessageType)) });
// Each binding to a queue can handle one or more request types depending on the routes that are defined
foreach (var binding in bindings)
{
var messageTypes = _handlerMapper.GetMessageTypesHandledBy(openGenericHandlerType, binding.HandlerTypes).ToArray();
_logger.Debug("Creating message pump for request queue '{0}' handling {1}", binding.QueuePath, messageTypes.ToTypeNameSummary(selector: t => t.Name));
var messageReceiver = _transport.GetQueueReceiver(binding.QueuePath);
var handlerMap = _handlerMapper.GetHandlerMapFor(openGenericHandlerType, messageTypes);
var messageDispatcher = _messageDispatcherFactory.Create(openGenericHandlerType, handlerMap);
var pump = _container.ResolveWithOverrides <MessagePump>(messageReceiver, messageDispatcher);
GarbageMan.Add(pump);
yield return(pump);
}
}
public IMessagePump Create()
{
var pump = _container.ResolveWithOverrides <MessagePump>(_transport.GetQueueReceiver(_replyQueueName), _responseMessageDispatcher);
GarbageMan.Add(pump);
return(pump);
}
internal static Bus Build(BusBuilderConfiguration configuration)
{
var logger = configuration.Logger;
logger.Debug("Constructing bus...");
configuration.AssertConfigurationIsValid();
var container = new PoorMansIoC();
container.RegisterPropertiesFromConfigurationObject(configuration);
logger.Debug("Creating message pumps...");
var messagePumpsManager = new MessagePumpsManager(
container.Resolve<ResponseMessagePumpFactory>().Create(),
container.Resolve<RequestMessagePumpsFactory>().CreateAll(),
container.Resolve<CommandMessagePumpsFactory>().CreateAll(),
container.Resolve<MulticastRequestMessagePumpsFactory>().CreateAll(),
container.Resolve<MulticastEventMessagePumpsFactory>().CreateAll(),
container.Resolve<CompetingEventMessagePumpsFactory>().CreateAll());
logger.Debug("Message pumps are all created.");
var bus = container.ResolveWithOverrides<Bus>(messagePumpsManager);
container.Resolve<PropertyInjector>().Bus = bus;
bus.Starting += (s, e) =>
{
Task.Run(async () =>
{
try
{
await container.Resolve<INimbusTransport>().TestConnection();
await CleanNamespace(container, logger);
}
catch (Exception ex)
{
logger.Error(ex, "Failed to establish connection to underlying transport: {Message}", ex.Message);
throw;
}
}).Wait();
};
bus.Disposing += (s, e) =>
{
Task.Run(async () =>
{
await CleanNamespace(container, logger);
container.Dispose();
}).Wait();
};
logger.Info("Bus built. Job done!");
return bus;
}
public IEnumerable <IMessagePump> CreateAll()
{
var openGenericHandlerType = typeof(IHandleMulticastRequest <,>);
var handlerTypes = _typeProvider.MulticastRequestHandlerTypes.ToArray();
// Events are routed to Topics and we'll create a competing subscription for the logical endpoint
var allMessageTypesHandledByThisEndpoint = _handlerMapper.GetMessageTypesHandledBy(openGenericHandlerType, handlerTypes);
var bindings = allMessageTypesHandledByThisEndpoint
.Select(m => new { MessageType = m, TopicPath = _router.Route(m, QueueOrTopic.Topic, _pathFactory) })
.GroupBy(b => b.TopicPath)
.Select(g => new
{
TopicPath = g.Key,
MessageTypes = g.Select(x => x.MessageType),
HandlerTypes = g.SelectMany(x => _handlerMapper.GetHandlerTypesFor(openGenericHandlerType, x.MessageType))
})
.ToArray();
if (bindings.Any(b => b.MessageTypes.Count() > 1))
{
throw new NotSupportedException("Routing multiple message types through a single Topic is not supported.");
}
foreach (var binding in bindings)
{
foreach (var handlerType in binding.HandlerTypes)
{
var messageType = binding.MessageTypes.Single();
var subscriptionName = _pathFactory.SubscriptionNameFor(_applicationName, handlerType);
var filterCondition = _filterConditionProvider.GetFilterConditionFor(handlerType);
_logger.Debug("Creating message pump for multicast request subscription '{0}/{1}' handling {2} with filter {3}",
binding.TopicPath,
subscriptionName,
messageType,
filterCondition);
var messageReceiver = _transport.GetTopicReceiver(binding.TopicPath, subscriptionName, filterCondition);
var handlerMap = new Dictionary <Type, Type[]> {
{ messageType, new[] { handlerType } }
};
var messageDispatcher = _messageDispatcherFactory.Create(openGenericHandlerType, handlerMap);
var pump = _container.ResolveWithOverrides <MessagePump>(messageReceiver, messageDispatcher);
GarbageMan.Add(pump);
yield return(pump);
}
}
}
internal static Bus Build(BusBuilderConfiguration configuration)
{
var logger = configuration.Logger;
logger.Debug("Constructing bus...");
configuration.AssertConfigurationIsValid();
var container = new PoorMansIoC();
container.RegisterPropertiesFromConfigurationObject(configuration);
logger.Debug("Creating message pumps...");
var messagePumpsManager = new MessagePumpsManager(
container.Resolve<ResponseMessagePumpFactory>().Create(),
container.Resolve<RequestMessagePumpsFactory>().CreateAll(),
container.Resolve<CommandMessagePumpsFactory>().CreateAll(),
container.Resolve<MulticastRequestMessagePumpsFactory>().CreateAll(),
container.Resolve<MulticastEventMessagePumpsFactory>().CreateAll(),
container.Resolve<CompetingEventMessagePumpsFactory>().CreateAll());
logger.Debug("Message pumps are all created.");
var bus = container.ResolveWithOverrides<Bus>(messagePumpsManager);
container.Resolve<PropertyInjector>().Bus = bus;
bus.Starting += delegate
{
container.Resolve<INimbusTransport>().TestConnection().Wait();
var removeAllExistingElements = container.Resolve<RemoveAllExistingNamespaceElementsSetting>();
if (removeAllExistingElements)
{
logger.Debug("Removing all existing namespace elements. IMPORTANT: This should only be done in your regression test suites.");
var cleanser = container.Resolve<INamespaceCleanser>();
cleanser.RemoveAllExistingNamespaceElements().Wait();
}
};
bus.Disposing += delegate { container.Dispose(); };
logger.Info("Bus built. Job done!");
return bus;
}
public INimbusMessageSender GetQueueSender(string queuePath)
{
var queue = _messageStore.GetQueue(queuePath);
return(_container.ResolveWithOverrides <InProcessQueueSender>(queue));
}
public INimbusMessageSender GetQueueSender(string queuePath)
{
return(_container.ResolveWithOverrides <RedisMessageSender>(queuePath));
}
