protected virtual void Initialize()
{
HostInfo serv = Job.Server;
string ipAddress = null;
if (serv.IsConnected || serv.Connect())
{
WriteToStream(serv.Writer, (byte)Constants.PointCreated);
WriteToStream(serv.Writer, job.Number);
WriteToStream(serv.Writer, parentNumber);
ipAddress = ReadIPFromStream(serv.Reader);
Host = new HostInfo(ipAddress, (int)Ports.DaemonPort);
if (!Host.Connect())
{
throw new ParcsException("Cannot connect to host");
}
}
}
protected virtual void Initialize()
{
HostInfo serv = Job.Server;
string ipAddress = null;
if (serv.IsConnected || serv.Connect())
{
serv.Writer.Write((byte)Constants.PointCreated);
serv.Writer.Write(_job.Number);
serv.Writer.Write(_parentNumber);
ipAddress = ReadIPFromStream(serv.Reader);
Host = new HostInfo(ipAddress, (int)Ports.DaemonPort);
if (!Host.Connect())
{
throw new ParcsException("Cannot connect to host");
}
}
}
public PointInfo(HostInfo host, int parentNumber)
{
Host = host;
ParentNumber = parentNumber;
StartTimeUtc = DateTime.UtcNow;
}
public static void SetServerIp(string serverIp)
{
Server = new HostInfo(serverIp, (int)Ports.ServerPort);
}
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;
}
}
}
}
}
public static void SetServerIp(string serverIp)
{
Server = new HostInfo(serverIp, (int)Ports.ServerPort);
}
