private static SessionOptions GetSession(UploadChannel uploadChannel)
{
var sessionOptions = new SessionOptions()
{
HostName = uploadChannel.FtpAddress,
UserName = uploadChannel.FtpUserName,
Password = uploadChannel.FtpPassword,
};
switch (uploadChannel.FtpProtocol)
{
case FtpProtocol.FTP:
sessionOptions.Protocol = Protocol.Ftp;
sessionOptions.PortNumber = 21;
return(sessionOptions);
case FtpProtocol.SFTP:
sessionOptions.Protocol = Protocol.Sftp;
sessionOptions.PortNumber = 22;
return(sessionOptions);
default:
throw new ArgumentOutOfRangeException();
}
}
public Result <UploadReportModel> Upload(UploadChannel uploadChannel)
{
//lock
Result <UploadReportModel> result = new UploadReportModel(uploadChannel.ChannelId);
var sessionOptions = GetSession(uploadChannel);
using (var session = new Session())
{
try
{
session.Open(sessionOptions);
}
catch (SessionRemoteException e)
{
result.ToFail(new WinScpConnectionError(e.ToString()));
return(result);
}
var transferResult = session.PutFiles(GetTransferSourcePath(uploadChannel), GetDestinationPath(uploadChannel),
false, GetTransferOptions()); //TODO: Should be true
foreach (TransferEventArgs transfer in transferResult.Transfers)
{
var fileName = transfer.FileName;
var uploadAt = DateTime.Now;
var file = new SingleFileReportModel()
{
FileName = fileName, UploadAt = uploadAt
};
result.Model.Files.Add(file);
Console.WriteLine("File sent: " + fileName + " at " + uploadAt);
}
try
{
transferResult.Check();
}
catch (SessionRemoteException e)
{
result.ToFail(new WinScpUploadError(e.ToString()));
return(result);
}
}
return(result);
}
public void HandleNew(UploadChannel uploadChannel, int trial = 2)
{
var uploadResult = _winScpUploader.Upload(uploadChannel);
if (uploadResult.IsSuccess)
{
try
{
var reportBody = uploadResult.Model.GetSerializedBytesBody();
_channel.BasicPublish(
exchange: _config.RabbitMqPublishingExchangeName,
routingKey: "upload.success",
basicProperties: _rabbitMqProperties,
body: reportBody);
}
catch (Exception e)
{
Console.WriteLine("Rabbit MQ Connection Error");
}
}
else if (trial > 0)
{
DelayedHandleNew(uploadChannel, trial - 1);
}
else
{
try
{
var failResult = new UploadFailRabbitMqPackage(uploadResult);
_channel.BasicPublish(
exchange: _config.RabbitMqPublishingExchangeName,
routingKey: failResult.RoutingKey,
basicProperties: _rabbitMqProperties,
body: failResult.ReportBody);
}
catch (Exception e)
{
Console.WriteLine("Rabbit MQ Connection Error");
}
}
}
private async Task DelayedHandleNew(UploadChannel uploadChannel, int trial = 2)
{
await Task.Delay(TimeSpan.FromSeconds(1));
HandleNew(uploadChannel, trial);
}
private static string GetTransferSourcePath(UploadChannel uploadChannel) => Path.Combine(uploadChannel.SourceLocalPath, "*." + uploadChannel.ExtensionName);
private static string GetDestinationPath(UploadChannel uploadChannel) => Path.Combine(uploadChannel.DestinationPath, "*");
