/// <summary>
/// Schedules batches onto DataProcessingServers.
/// </summary>
protected void FeedDataProcessingServers()
{
if (m_ExeList.Count < m_DPSHandlers.Length)
{
lock (m_Queue)
{
if (m_Queue.Count > m_ExeList.Count)
{
DataProcSrvHandler [] l_AvDPSHandlers = (DataProcSrvHandler [])m_DPSHandlers.Clone();
int i, j;
for (j = 0; j < m_ExeList.Count; j++)
{
for (i = 0; i < l_AvDPSHandlers.Length; i++)
{
if (l_AvDPSHandlers[i] != null && l_AvDPSHandlers[i].Srv == ((ExeBatch)m_ExeList[j]).DPSW)
{
l_AvDPSHandlers[i] = null;
break;
}
}
}
for (i = 0; i < m_Queue.Count; i++)
{
SySal.DAQSystem.DataProcessingBatchDesc desc = (SySal.DAQSystem.DataProcessingBatchDesc)m_Queue[i];
for (j = 0; j < m_ExeList.Count; j++)
{
if (((ExeBatch)m_ExeList[j]).Desc == desc)
{
break;
}
}
if (j == m_ExeList.Count)
{
for (j = 0; j < l_AvDPSHandlers.Length; j++)
{
try
{
if (l_AvDPSHandlers[j] != null && l_AvDPSHandlers[j].IsAvailable && l_AvDPSHandlers[j].MachinePowerClass >= desc.MachinePowerClass)
{
ExeBatch exe = new ExeBatch();
exe.Desc = desc;
exe.MappedDesc = (SySal.DAQSystem.DataProcessingBatchDesc)desc.Clone();
exe.MappedDesc.Id = l_AvDPSHandlers[j].Srv.SuggestId;
exe.MappedDesc.Description = exe.Desc.Id.ToString("X16") + " _DPS_REMAP_ " + exe.Desc.Description;
if (MainForm.ImpersonateBatchUser == false)
{
exe.MappedDesc.Username = MainForm.OPERAUserName;
exe.MappedDesc.Password = MainForm.OPERAPassword;
exe.MappedDesc.Token = null;
}
exe.DPSW = l_AvDPSHandlers[j].Srv;
if (exe.DPSW.Enqueue(exe.MappedDesc) == false)
{
long ticks = System.DateTime.Now.Ticks;
if (ticks < 0)
{
ticks = -ticks;
}
exe.MappedDesc.Id = (ulong)ticks;
exe.MappedDesc.Description = exe.MappedDesc.Id.ToString("X16") + " _OWN_REMAP_ " + exe.Desc.Description;
if (l_AvDPSHandlers[j].Srv.Enqueue(exe.MappedDesc) == false)
{
m_ResultList.Add(new DataProcessingResult(exe.Desc, new Exception("Unknown error!"), MainForm.ResultLiveTime));
}
else
{
m_ExeList.Add(exe);
l_AvDPSHandlers[j] = null;
break;
}
}
else
{
m_ExeList.Add(exe);
l_AvDPSHandlers[j] = null;
break;
}
}
}
catch (Exception)
{
lock (m_DPSHandlers)
{
l_AvDPSHandlers[j].Srv = null;
l_AvDPSHandlers[j].IsAvailable = false;
l_AvDPSHandlers[j].MachinePowerClass = 0;
}
}
}
}
}
}
}
}
}
/// <summary>
/// The execution method, ran by the execution thread.
/// </summary>
public void Execute()
{
SySal.DAQSystem.SyncDataProcessingServerWrapper DPSW = null;
int test = 0;
string milestone = "A";
try
{
while (true)
{
try
{
if (DPSW == null)
{
DPSW = new SySal.DAQSystem.SyncDataProcessingServerWrapper((SySal.DAQSystem.IDataProcessingServer)System.Runtime.Remoting.RemotingServices.Connect(typeof(SySal.DAQSystem.IDataProcessingServer), "tcp://" + ServerName + ":" + ((int)SySal.DAQSystem.OperaPort.DataProcessingServer).ToString() + "/DataProcessingServer.rem"), new TimeSpan(0, 1, 0));
if (DPSW.TestComm(++test) != 2 * test - 1)
{
throw new Exception();
}
MachinePowerClass = DPSW.MachinePowerClass;
}
}
catch (Exception)
{
DPSW = null;
continue;
}
milestone = "B";
try
{
Desc = null;
int i;
lock (JobQueue)
{
for (i = 0; i < JobQueue.Count; i++)
{
if (((SySal.DAQSystem.DataProcessingBatchDesc)JobQueue[i]).MachinePowerClass <= MachinePowerClass)
{
KillEvent.Reset();
Desc = (SySal.DAQSystem.DataProcessingBatchDesc)JobQueue[i];
JobQueue.RemoveAt(i);
ExeList.Add(Desc);
break;
}
}
if (JobQueue.Count == 0)
{
DataReady.Reset();
}
}
milestone = "C";
if (Desc == null)
{
DataReady.WaitOne();
continue;
}
else
{
try
{
SySal.DAQSystem.DataProcessingBatchDesc mbd = (SySal.DAQSystem.DataProcessingBatchDesc)Desc.Clone();
milestone = "D";
mbd.Id = DPSW.SuggestId;
milestone = "E";
mbd.Description = Desc.Id.ToString("X16") + " _DPS_REMAP_ " + Desc.Description;
if (MainForm.ImpersonateBatchUser == false)
{
mbd.Username = MainForm.OPERAUserName;
mbd.Password = MainForm.OPERAPassword;
mbd.Token = null;
}
milestone = "E1";
if (DPSW.Enqueue(mbd) == false)
{
lock (JobQueue)
{
ExeList.Remove(Desc);
JobQueue.Add(Desc);
Desc = null;
continue;
}
}
milestone = "F";
bool killed = false;
while (DPSW.DoneWith(mbd.Id) == false)
{
if (KillEvent.WaitOne(MainForm.DataProcSrvMonitorInterval * 1000))
{
milestone = "F1";
lock (JobQueue)
{
milestone = "F2";
ResultList.Add(new DataProcessingResult(Desc, new Exception("The batch was removed from the queue."), MainForm.ResultLiveTime));
ExeList.Remove(Desc);
Desc = null;
milestone = "F3";
try
{
DPSW.Remove(mbd.Id, mbd.Token, mbd.Username, mbd.Password);
}
catch (Exception) { }
milestone = "F4";
killed = true;
break;
}
}
}
if (killed == false)
{
milestone = "G";
mbd = DPSW.Result(mbd.Id);
milestone = "H";
Desc.PeakVirtualMemorySize = mbd.PeakVirtualMemorySize;
Desc.PeakWorkingSet = mbd.PeakWorkingSet;
Desc.TotalProcessorTime = mbd.TotalProcessorTime;
Desc.Finished = mbd.Finished;
lock (JobQueue)
{
ResultList.Add(new DataProcessingResult(Desc, null, MainForm.ResultLiveTime));
ExeList.Remove(Desc);
Desc = null;
}
}
milestone = "I";
}
catch (SySal.DAQSystem.DataProcessingException retx)
{
lock (JobQueue)
{
ResultList.Add(new DataProcessingResult(Desc, retx, MainForm.ResultLiveTime));
ExeList.Remove(Desc);
Desc = null;
}
}
}
catch (Exception x)
{
DPSW = null;
MachinePowerClass = 0;
try
{
EventLog.WriteEntry("Error handling batch " + Desc.Id.ToString("X16") + " - DPS: " + ServerName + "\r\nMilestone: " + milestone + "\r\n" + x.ToString(), System.Diagnostics.EventLogEntryType.Warning);
}
catch (Exception) { }
lock (JobQueue)
{
ExeList.Remove(Desc);
JobQueue.Add(Desc);
Desc = null;
}
}
}
catch (Exception)
{
Desc = null;
DPSW = null;
MachinePowerClass = 0;
}
}
