private void RunClient(NetworkStream clientStream)
{
Channel channel;
byte signal;
Job currentJob = null;
int pointNumber = 0;
using (BinaryReader reader = new BinaryReader(clientStream))
{
using (BinaryWriter writer = new BinaryWriter(clientStream))
{
channel = new Channel(reader, writer, true);
while (true)
{
try
{
signal = channel.ReadData(typeof(byte));
switch (signal)
{
case ((byte)Constants.RecieveTask):
currentJob = (Job)channel.ReadObject();
pointNumber = channel.ReadData(typeof(int));
_jobPointNumberDictionary.AddOrUpdate(currentJob.Number, new List<int> { pointNumber },
(key, oldvalue) =>
{
oldvalue.Add(pointNumber);
return oldvalue;
});
_cancellationDictionary.AddOrUpdate(currentJob.Number, new CancellationTokenSource(),
(key, oldValue) => oldValue);
continue;
case ((byte)Constants.ExecuteClass):
if (currentJob != null)
{
var cancellationTokenSource = _cancellationDictionary[currentJob.Number];
if (!_cancellationDictionary[currentJob.Number].IsCancellationRequested)
{
var executor = new ModuleExecutor(channel, currentJob, pointNumber);
try
{
executor.Run(cancellationTokenSource.Token);
}
catch (OperationCanceledException)
{
_log.Info($"Point N {currentJob.Number}:{pointNumber} was cancelled");
}
DeletePoint(currentJob.Number, pointNumber);
if (_jobPointNumberDictionary[currentJob.Number].Count == 0)
{
lock (_locker)
{
if (File.Exists(currentJob.FileName))
{
File.Delete(currentJob.FileName);
}
}
}
}
}
return;
case ((byte)Constants.LoadFile):
{
LoadFile(channel, currentJob);
continue;
}
case ((byte)Constants.ProcessorsCountRequest):
{
channel.WriteData(Environment.ProcessorCount);
continue;
}
case ((byte)Constants.LinpackRequest):
{
var linpack = new Linpack();
linpack.RunBenchmark();
channel.WriteData(linpack.MFlops);
continue;
}
case ((byte)Constants.ServerIP):
{
string ip = channel.ReadData(typeof(string));
if (_server == null || _server.IpAddress.ToString() != ip)
{
_server = new HostInfo(ip, (int)Ports.ServerPort);
}
continue;
}
case ((byte)Constants.CancelJob):
{
int jobNumber = channel.ReadData(typeof (int));
CancellationTokenSource tokenSource;
if (_cancellationDictionary.TryGetValue(jobNumber, out tokenSource))
{
tokenSource.Cancel();
_log.Info($"Cancelling job N {jobNumber}");
}
else
{
_log.Info($"Job N {jobNumber} does not exist or does not have cancellation token");
}
continue;
}
default:
_log.Error("Unknown signal received, stopping the application...");
return;
}
}
catch (Exception ex)
{
_log.Error(ex.Message);
return;
}
}
}
}
}
private void RunClient(NetworkStream clientStream)
{
using (BinaryReader reader = new BinaryReader(clientStream))
{
using (BinaryWriter writer = new BinaryWriter(clientStream))
{
Channel channel = new Channel(reader, writer);
Job currentJob = null;
int pointNumber = 0;
while (true)
{
try
{
byte signal = channel.ReadByte();
switch (signal)
{
case ((byte)Constants.RecieveTask):
currentJob = (Job)channel.ReadObject();
pointNumber = channel.ReadInt();
_jobPointNumberDictionary.AddOrUpdate(currentJob.Number, new List <int> {
pointNumber
},
(key, oldvalue) =>
{
lock (oldvalue) oldvalue.Add(pointNumber);
return(oldvalue);
});
_cancellationDictionary.AddOrUpdate(currentJob.Number, new CancellationTokenSource(),
(key, oldValue) => oldValue);
continue;
case ((byte)Constants.ExecuteClass):
if (currentJob != null)
{
var cancellationTokenSource = _cancellationDictionary[currentJob.Number];
if (!_cancellationDictionary[currentJob.Number].IsCancellationRequested)
{
var executor = new ModuleExecutor(channel, currentJob, pointNumber);
try
{
executor.Run(cancellationTokenSource.Token);
}
catch (OperationCanceledException)
{
_log.Information($"Point N {currentJob.Number}:{pointNumber} was cancelled");
}
DeletePoint(currentJob.Number, pointNumber);
if (_jobPointNumberDictionary[currentJob.Number].Count == 0)
{
lock (_locker)
{
if (File.Exists(currentJob.FileName))
{
File.Delete(currentJob.FileName);
}
}
}
}
}
return;
case ((byte)Constants.LoadFile):
{
LoadFile(channel, currentJob);
continue;
}
case ((byte)Constants.ProcessorsCountRequest):
{
channel.WriteData(Environment.ProcessorCount);
continue;
}
case ((byte)Constants.LinpackRequest):
{
var linpack = new Linpack();
linpack.RunBenchmark();
channel.WriteData(linpack.MFlops);
continue;
}
case ((byte)Constants.IpAddress):
{
string ip = channel.ReadString();
if (_server == null || !_server.IsConnected)
{
_server = new HostInfo(ip, (int)Ports.ServerPort);
if (!_server.Connect())
{
TryConnectToHostServer();
}
else
{
_hostServerIp = ip;
}
}
continue;
}
case ((byte)Constants.CancelJob):
{
int jobNumber = channel.ReadInt();
CancellationTokenSource tokenSource;
if (_cancellationDictionary.TryGetValue(jobNumber, out tokenSource))
{
tokenSource.Cancel();
_log.Information($"Cancelling job N {jobNumber}");
}
else
{
_log.Information($"Job N {jobNumber} does not exist or does not have cancellation token");
}
continue;
}
default:
_log.Warning($"Unknown signal received: {signal}");
return;
}
}
catch (Exception ex)
{
Log.Error(ex, ex.Message);
return;
}
}
}
}
}
