public bool TryInit(HttpRequest request)
{
if (!request.Query.TryGetValue("type", out var type) || string.IsNullOrWhiteSpace(type))
{
return(false);
}
if (!Enum.TryParse <ClientType>(type, true, out var clientType))
{
return(false);
}
_clientType = clientType;
if (_clientType == ClientType.Provider)
{
return(true);
}
if (!request.Query.TryGetValue("deposit", out var deposit) ||
string.IsNullOrWhiteSpace(deposit))
{
return(false);
}
_depositId = Keccak.TryParse(deposit);
return(!(_depositId is null));
}
public override async Task SubscribeNdmData(NdmDataSubscription request,
IServerStreamWriter <NdmDataResponse> responseStream, ServerCallContext context)
{
var peer = context.Peer;
if (_logger.IsInfo)
{
_logger.Info($"Received SubscribeNdmData() GRPC call from peer: '{peer}' for deposit: '{request.DepositId}'");
}
var depositId = Keccak.TryParse(request.DepositId);
if (depositId is null)
{
if (_logger.IsWarn)
{
_logger.Warn($"Received an invalid deposit ID from peer: '{peer}'.");
}
return;
}
var depositPeers = _depositsPeers.AddOrUpdate(depositId, _ => new ConcurrentDictionary <string, BlockingCollection <string> >(),
(_, p) => p);
var receivedData = depositPeers.AddOrUpdate(peer, _ => new BlockingCollection <string>(), (_, p) => p);
try
{
while (true)
{
var data = receivedData.Take();
await responseStream.WriteAsync(new NdmDataResponse
{
DepositId = request.DepositId,
Data = data
});
}
}
catch (Exception ex)
{
if (_logger.IsError)
{
_logger.Error(ex.ToString(), ex);
}
depositPeers.TryRemove(peer, out _);
if (depositPeers.IsEmpty)
{
_depositsPeers.TryRemove(depositId, out _);
}
}
}