private async void OnBlockSendReceived(
BlockSendArgs blockSendArgs
)
{
try
{
using (_stateHelper.GetFuncWrapper())
{
string fromDestination = blockSendArgs.Destination;
if (_dropDestinations.Contains(fromDestination))
return;
if (!SamHelper.IsDestinationStringValid(fromDestination))
return;
DestinationInfo destinationInfo;
using (await _destinationDbLockSem.GetDisposable().ConfigureAwait(false))
{
if (
!_destinationDb.ContainsKey(
blockSendArgs.Destination
)
)
return;
destinationInfo
= _destinationDb[blockSendArgs.Destination];
}
InMessageInfo inMessageInfo;
using (await destinationInfo.InMessagesDbLockSem.GetDisposable().ConfigureAwait(false))
{
if (
!destinationInfo.InMessagesDb.ContainsKey(
blockSendArgs.MessageId
)
)
return;
inMessageInfo
= destinationInfo.InMessagesDb[
blockSendArgs.MessageId
];
}
if (
inMessageInfo.Status
== InMessageStatus.AllBlocksReceived
)
return;
if (inMessageInfo.BlockCount > 1)
{
await SendBlockConfirmation(
fromDestination,
blockSendArgs.MessageId,
blockSendArgs.BlockId
).ConfigureAwait(false);
}
if (
await inMessageInfo.ReceiveBlock(
blockSendArgs.BlockId,
blockSendArgs.BlockData
).ConfigureAwait(false)
)
{
var allData = new List<byte>(
(int) inMessageInfo.MessageSize
);
foreach (
byte[] blockData
in inMessageInfo.ReceivedData
)
{
allData.AddRange(blockData);
}
var dataArray = allData.ToArray();
if (
inMessageInfo.MessageHash.SequenceEqual(
GetMessageHash(
blockSendArgs.MessageId,
inMessageInfo.ReplyToMessageId,
inMessageInfo.MessageKind,
dataArray
)
)
)
{
ReliableMessageReceived.OnNext(
new ReliableMessageReceivedArgs()
{
Destination = fromDestination,
Data = allData.ToArray(),
MessageId = blockSendArgs.MessageId,
ReplyToMessageId
= inMessageInfo.ReplyToMessageId,
MessageKind = inMessageInfo.MessageKind
}
);
}
await inMessageInfo.FlushBlocks().ConfigureAwait(false);
}
}
}
catch (OperationCanceledException)
{
}
catch (WrongDisposableObjectStateException)
{
}
catch (Exception exc)
{
_log.Error(
"OnBlockSendReceived" +
" unexpected error '{0}'",
exc.ToString()
);
}
}
private async void OnBlockSendReceived(
BlockSendArgs blockSendArgs
)
{
try
{
using (_stateHelper.GetFuncWrapper())
{
string fromDestination = blockSendArgs.Destination;
if (_dropDestinations.Contains(fromDestination))
{
return;
}
if (!SamHelper.IsDestinationStringValid(fromDestination))
{
return;
}
DestinationInfo destinationInfo;
using (await _destinationDbLockSem.GetDisposable().ConfigureAwait(false))
{
if (
!_destinationDb.ContainsKey(
blockSendArgs.Destination
)
)
{
return;
}
destinationInfo
= _destinationDb[blockSendArgs.Destination];
}
InMessageInfo inMessageInfo;
using (await destinationInfo.InMessagesDbLockSem.GetDisposable().ConfigureAwait(false))
{
if (
!destinationInfo.InMessagesDb.ContainsKey(
blockSendArgs.MessageId
)
)
{
return;
}
inMessageInfo
= destinationInfo.InMessagesDb[
blockSendArgs.MessageId
];
}
if (
inMessageInfo.Status
== InMessageStatus.AllBlocksReceived
)
{
return;
}
if (inMessageInfo.BlockCount > 1)
{
await SendBlockConfirmation(
fromDestination,
blockSendArgs.MessageId,
blockSendArgs.BlockId
).ConfigureAwait(false);
}
if (
await inMessageInfo.ReceiveBlock(
blockSendArgs.BlockId,
blockSendArgs.BlockData
).ConfigureAwait(false)
)
{
var allData = new List <byte>(
(int)inMessageInfo.MessageSize
);
foreach (
byte[] blockData
in inMessageInfo.ReceivedData
)
{
allData.AddRange(blockData);
}
var dataArray = allData.ToArray();
if (
inMessageInfo.MessageHash.SequenceEqual(
GetMessageHash(
blockSendArgs.MessageId,
inMessageInfo.ReplyToMessageId,
inMessageInfo.MessageKind,
dataArray
)
)
)
{
ReliableMessageReceived.OnNext(
new ReliableMessageReceivedArgs()
{
Destination = fromDestination,
Data = allData.ToArray(),
MessageId = blockSendArgs.MessageId,
ReplyToMessageId
= inMessageInfo.ReplyToMessageId,
MessageKind = inMessageInfo.MessageKind
}
);
}
await inMessageInfo.FlushBlocks().ConfigureAwait(false);
}
}
}
catch (OperationCanceledException)
{
}
catch (WrongDisposableObjectStateException)
{
}
catch (Exception exc)
{
_log.Error(
"OnBlockSendReceived" +
" unexpected error '{0}'",
exc.ToString()
);
}
}
