internal async Task RouteBatch(BatchInternal batch, BrokeredMessageReceiveContextInternal context, DispatchConsistency consistency)
{
var outgoingBatches = batch.Operations;
var passiveNamespaces = batch.Destinations.Namespaces.Where(n => n.Mode == NamespaceMode.Passive).ToList();
var pendingSends = new List <Task>();
foreach (var entity in batch.Destinations.Entities.Where(entity => entity.Namespace.Mode == NamespaceMode.Active))
{
var routingOptions = GetRoutingOptions(context, consistency);
if (routingOptions.SendVia && !string.IsNullOrEmpty(routingOptions.ViaEntityPath))
{
logger.DebugFormat("Routing {0} messages to {1} via {2}", outgoingBatches.Count, entity.Path, routingOptions.ViaEntityPath);
}
else
{
logger.DebugFormat("Routing {0} messages to {1}", outgoingBatches.Count, entity.Path);
}
// don't use via on fallback, not supported across namespaces
var fallbacks = new List <IMessageSenderInternal>(passiveNamespaces.Count);
foreach (var passiveNamespace in passiveNamespaces)
{
fallbacks.Add(await sendersLifeCycleManager.Get(entity.Path, null, passiveNamespace.Alias)
.ConfigureAwait(false));
}
var ns = entity.Namespace;
// only use via if the destination and via namespace are the same
var via = routingOptions.SendVia && ns.ConnectionString == routingOptions.ViaConnectionString ? routingOptions.ViaEntityPath : null;
var suppressTransaction = via == null;
var messageSender = await sendersLifeCycleManager.Get(entity.Path, via, ns.Alias)
.ConfigureAwait(false);
routingOptions.DestinationEntityPath = entity.Path;
routingOptions.DestinationNamespace = ns;
var brokeredMessages = outgoingMessageConverter.Convert(outgoingBatches, routingOptions).ToList();
pendingSends.Add(RouteOutBatchesWithFallbackAndLogExceptionsAsync(messageSender, fallbacks, brokeredMessages, suppressTransaction));
}
await Task.WhenAll(pendingSends)
.ConfigureAwait(false);
}
void AddMulticastOperationBatches(TransportOperations operations, Dictionary <string, BatchInternal> indexedBatches)
{
foreach (var multicastOperation in operations.MulticastTransportOperations)
{
var key = $"multicast-{multicastOperation.MessageType}-consistency-{multicastOperation.RequiredDispatchConsistency}";
if (!indexedBatches.TryGetValue(key, out var batch))
{
batch = new BatchInternal();
indexedBatches[key] = batch;
batch.Destinations = topologySectionManager.DeterminePublishDestination(multicastOperation.MessageType, localAddress);
batch.RequiredDispatchConsistency = multicastOperation.RequiredDispatchConsistency;
}
batch.Operations.Add(new BatchedOperationInternal(messageSizePaddingPercentage)
{
DeliveryConstraints = multicastOperation.DeliveryConstraints,
Message = multicastOperation.Message
});
}
}
void AddUnicastOperationBatches(TransportOperations operations, Dictionary <string, BatchInternal> indexedBatches)
{
foreach (var unicastOperation in operations.UnicastTransportOperations)
{
var key = $"unicast-{unicastOperation.Destination}-consistency-{unicastOperation.RequiredDispatchConsistency}";
if (!indexedBatches.TryGetValue(key, out var batch))
{
batch = new BatchInternal();
indexedBatches[key] = batch;
batch.Destinations = topologySectionManager.DetermineSendDestination(unicastOperation.Destination);
batch.RequiredDispatchConsistency = unicastOperation.RequiredDispatchConsistency;
}
batch.Operations.Add(new BatchedOperationInternal(messageSizePaddingPercentage)
{
Message = unicastOperation.Message,
DeliveryConstraints = unicastOperation.DeliveryConstraints
});
}
}