public async Task Cancel_File_Transfer()
{
var sender = PeerIdHelper.GetPeerId("sender");
IDownloadFileInformation fileTransferInformation = new DownloadFileTransferInformation(
sender,
sender,
_fakeContext.Channel,
CorrelationId.GenerateCorrelationId(),
string.Empty,
555);
var cancellationTokenSource = new CancellationTokenSource();
_nodeFileTransferFactory.RegisterTransfer(fileTransferInformation);
_nodeFileTransferFactory
.FileTransferAsync(fileTransferInformation.CorrelationId, cancellationTokenSource.Token)
.ConfigureAwait(false).GetAwaiter();
Assert.Single(_nodeFileTransferFactory.Keys);
cancellationTokenSource.Cancel();
await TaskHelper.WaitForAsync(() => fileTransferInformation.IsCompleted, TimeSpan.FromSeconds(10));
var fileCleanedUp = !File.Exists(fileTransferInformation.TempPath);
Assert.True(fileTransferInformation.IsExpired());
Assert.True(fileCleanedUp);
Assert.Empty(_nodeFileTransferFactory.Keys);
}
public async Task Get_File_Rpc(long byteSize)
{
var addedIpfsHash = AddFileToDfs(byteSize, out var crcValue, out var stream);
Stream fileStream = null;
try
{
var nodePeerId = PeerIdHelper.GetPeerId("sender");
var rpcPeerId = PeerIdHelper.GetPeerId("recipient");
var peerSettings = Substitute.For <IPeerSettings>();
peerSettings.PeerId.Returns(rpcPeerId);
var nodePeer = nodePeerId;
var rpcPeer = rpcPeerId;
var correlationId = CorrelationId.GenerateCorrelationId();
var fakeFileOutputPath = Path.GetTempFileName();
IDownloadFileInformation fileDownloadInformation = new DownloadFileTransferInformation(rpcPeer,
nodePeer,
_fakeContext.Channel, correlationId, fakeFileOutputPath, 0);
var getFileFromDfsResponseHandler =
new GetFileFromDfsResponseObserver(_logger, _fileDownloadFactory);
var transferBytesHandler =
new TransferFileBytesRequestObserver(_fileDownloadFactory, peerSettings, _logger);
_fileDownloadFactory.RegisterTransfer(fileDownloadInformation);
var getFileResponse = new GetFileFromDfsResponse
{
FileSize = (ulong)byteSize,
ResponseCode = ByteString.CopyFrom((byte)FileTransferResponseCodeTypes.Successful.Id)
}.ToProtocolMessage(nodePeer, correlationId);
getFileResponse.SendToHandler(_fakeContext, getFileFromDfsResponseHandler);
fileStream = await _dfsService.UnixFsApi.ReadFileAsync(addedIpfsHash.ToString());
IUploadFileInformation fileUploadInformation = new UploadFileTransferInformation(
fileStream,
rpcPeer,
nodePeer,
_fakeContext.Channel,
correlationId);
for (uint i = 0; i < fileUploadInformation.MaxChunk; i++)
{
var transferMessage = fileUploadInformation
.GetUploadMessageDto(i);
transferMessage.Content.SendToHandler(_fakeContext, transferBytesHandler);
}
await TaskHelper.WaitForAsync(() => fileDownloadInformation.IsCompleted, TimeSpan.FromSeconds(10));
Assert.AreEqual(crcValue, FileHelper.GetCrcValue(fileDownloadInformation.TempPath));
}
finally
{
stream.Close();
fileStream?.Close();
}
}
/// <summary>
/// </summary>
/// <param name="addFileToDfsRequest"></param>
/// <param name="channelHandlerContext"></param>
/// <param name="senderPeerId"></param>
/// <param name="correlationId"></param>
/// <returns></returns>
protected override AddFileToDfsResponse HandleRequest(AddFileToDfsRequest addFileToDfsRequest,
IChannelHandlerContext channelHandlerContext,
PeerId senderPeerId,
ICorrelationId correlationId)
{
Guard.Argument(addFileToDfsRequest, nameof(addFileToDfsRequest)).NotNull();
Guard.Argument(channelHandlerContext, nameof(channelHandlerContext)).NotNull();
Guard.Argument(senderPeerId, nameof(senderPeerId)).NotNull();
var fileTransferInformation = new DownloadFileTransferInformation(PeerSettings.PeerId,
senderPeerId, channelHandlerContext.Channel,
correlationId, addFileToDfsRequest.FileName, addFileToDfsRequest.FileSize);
FileTransferResponseCodeTypes responseCodeType;
try
{
responseCodeType = _fileTransferFactory.RegisterTransfer(fileTransferInformation);
}
catch (Exception e)
{
Logger.Error(e,
"Failed to handle AddFileToDfsRequestHandler after receiving message {0}", addFileToDfsRequest);
responseCodeType = FileTransferResponseCodeTypes.Error;
}
var message = GetResponse(fileTransferInformation, responseCodeType);
if (responseCodeType != FileTransferResponseCodeTypes.Successful)
{
return(message);
}
var ctx = new CancellationTokenSource();
_fileTransferFactory.FileTransferAsync(fileTransferInformation.CorrelationId, CancellationToken.None)
.ContinueWith(task =>
{
if (fileTransferInformation.ChunkIndicatorsTrue())
{
OnSuccessAsync(fileTransferInformation).ConfigureAwait(false).GetAwaiter().GetResult();
}
fileTransferInformation.Dispose();
}, ctx.Token)
.ConfigureAwait(false);
return(message);
}
public override void SendMessage(GetFileOptions opts)
{
var message = GetMessage(opts);
var protocolMessage = message.ToProtocolMessage(SenderPeerId);
var correlationId = protocolMessage.CorrelationId.ToCorrelationId();
var messageDto = new MessageDto(
protocolMessage,
RecipientPeerId);
var fileTransfer = new DownloadFileTransferInformation(
SenderPeerId,
RecipientPeerId,
Target.Channel,
correlationId,
opts.FileOutput,
0
);
_downloadFileTransferFactory.RegisterTransfer(fileTransfer);
Target.SendMessage(messageDto);
while (!fileTransfer.ChunkIndicatorsTrue() && !fileTransfer.IsExpired())
{
CommandContext.UserOutput.Write($"\rDownloaded: {fileTransfer.GetPercentage().ToString()}%");
Thread.Sleep(500);
}
if (fileTransfer.ChunkIndicatorsTrue())
{
CommandContext.UserOutput.Write($"\rDownloaded: {fileTransfer.GetPercentage().ToString()}%\n");
}
else
{
CommandContext.UserOutput.WriteLine("\nFile transfer expired.");
}
}
