public Task Init(Func <MessageContext, Task> onMessage, Func <ErrorContext, Task <ErrorHandleResult> > onError, CriticalError criticalError, PushSettings settings)
{
_onError = onError;
_pipeline = onMessage;
_messageDirectory = DirectoryBuilder.BuildBasePath(settings.InputQueue);
_purgeOnStartup = settings.PurgeOnStartup;
return(Task.CompletedTask);
}
private static void BuildQueueDirectory(string address)
{
var queuePath = DirectoryBuilder.BuildBasePath(address);
var committedPath = Path.Combine(queuePath, ".committed");
Directory.CreateDirectory(committedPath);
var bodiesPath = Path.Combine(queuePath, ".bodies");
Directory.CreateDirectory(bodiesPath);
}
public Task Dispatch(TransportOperations outgoingMessages, TransportTransaction transaction, ContextBag context)
{
foreach (var operation in outgoingMessages.UnicastTransportOperations)
{
var destinationBasePath = DirectoryBuilder.BuildBasePath(operation.Destination);
var nativeMessageId = Guid.NewGuid().ToString();
var bodyPath = Path.Combine(destinationBasePath, ".bodies", $"{nativeMessageId}.xml");
var bodyDirectory = Path.GetDirectoryName(bodyPath);
if (bodyDirectory != null)
{
if (!Directory.Exists(bodyDirectory))
{
Directory.CreateDirectory(bodyDirectory);
}
}
File.WriteAllBytes(bodyPath, operation.Message.Body);
var messageContents = new List <string>
{
bodyPath,
HeaderSerializer.Serialize(operation.Message.Headers)
};
var messagePath = Path.Combine(destinationBasePath, $"{nativeMessageId}.txt");
// Write to a temp file first so an atomic move can be done.
// This avoids the file being locked when the receiver triest to process it.
var tempFilePath = Path.GetTempFileName();
File.WriteAllLines(tempFilePath, messageContents);
File.Move(tempFilePath, messagePath);
}
return(Task.CompletedTask);
}
