private void transmitComposition(BinaryWriter bw)
{
Dictionary <string, string> properties;
foreach (CompositionModelData cmData in TaskAssign.CompositionData.Models)
{
string mainLibrary = WorkspaceManager.GetCompositionModelMainLibrary(cmData.CompositionModel);
properties = new Dictionary <string, string>();
properties["modelId"] = cmData.CompositionModel.guid;
properties["linkableComponent"] = cmData.Model.className;
properties["assemblyPath"] = mainLibrary;
properties["workingDirectory"] = WorkspaceManager.GetCompositionModelDirectory(cmData.CompositionModel);
PipeUtil.WriteCommand(bw, new PipeCommand("AddModel", properties));
properties = new Dictionary <string, string>();
properties["modelId"] = cmData.CompositionModel.guid;
if (cmData.PropertyValues != null)
{
Dictionary <string, string> propertyValues = cmData.PropertyValues.Kvs;
foreach (ModelProperty property in cmData.ModelProperties)
{
switch (property.type)
{
case 4:
properties[property.key] = WorkspaceManager.GetLocalPath(propertyValues[property.key]);
break;
case 5:
properties[property.key] = WorkspaceManager.HomeDirectory + @"\" + propertyValues[property.key];
break;
default:
properties[property.key] = propertyValues[property.key];
break;
}
}
}
PipeUtil.WriteCommand(bw, new PipeCommand("SetModelProperties", properties));
}
foreach (CompositionLinkData link in TaskAssign.CompositionData.Links)
{
properties = new Dictionary <string, string>();
properties["linkId"] = link.CompositionLink.guid;
properties["sourceModelId"] = link.CompositionLink.sourceCmGuid;
properties["targetModelId"] = link.CompositionLink.targetCmGuid;
properties["sourceQuantity"] = link.CompositionLink.sourceQuantity;
properties["targetQuantity"] = link.CompositionLink.targetQuantity;
properties["sourceElementSet"] = link.CompositionLink.sourceElementSet;
properties["targetElementSet"] = link.CompositionLink.targetElementSet;
PipeUtil.WriteCommand(bw, new PipeCommand("AddLink", properties));
}
properties = new Dictionary <string, string>();
properties["triggerInvokeTime"] = TaskAssign.TriggerInvokeTime;
properties["progressReportInterval"] = progressReportInterval.ToString();
/* TODO: make some attribute for it */
properties["parallelized"] = "false";
PipeUtil.WriteCommand(bw, new PipeCommand("SetSimulationProperties", properties));
}
private bool runnerLifetime()
{
bool succeed = false;
using (BinaryReader br = new BinaryReader(pipeServer))
using (BinaryWriter bw = new BinaryWriter(pipeServer))
{
/* handshake */
PipeCommand helloCommand = PipeUtil.ReadCommand(br);
if (helloCommand.Command != "Hello")
{
throw new Exception("Handshake failed.");
}
logger.Info("Pipe: Handshake signal received.");
PipeUtil.WriteCommand(bw, new PipeCommand("Hello"));
logger.Info("Pipe: Handshake signal sent.");
/* transmit composition */
transmitComposition(bw);
PipeUtil.WriteCommand(bw, new PipeCommand("RunSimulation"));
/* waiting for simulation finish */
do
{
PipeCommand command = PipeUtil.ReadCommand(br);
logger.Info("Pipe: Received command: " + command.Command);
switch (command.Command)
{
case "Progress":
TaskProgressChangedHandler(this, command.Parameters);
break;
case "Completed":
case "Failed":
PipeUtil.WriteCommand(bw, new PipeCommand("Halt"));
succeed = (command.Command == "Completed");
isReleased = true;
break;
}
} while (!isReleased);
}
runnerProcess.WaitForExit();
return(succeed);
}
public void Run()
{
DateTime lastReport;
logger.Info("TaskRunner is initializing...");
pipeClient = new NamedPipeClientStream(".", PipeName,
PipeDirection.InOut, PipeOptions.WriteThrough,
TokenImpersonationLevel.Impersonation);
pipeClient.Connect();
logger.Info("Pipe connected.");
bool isReleased = false;
try
{
using (BinaryReader br = new BinaryReader(pipeClient))
using (BinaryWriter bw = new BinaryWriter(pipeClient))
{
/* handshake */
PipeUtil.WriteCommand(bw, new PipeCommand("Hello"));
logger.Info("Pipe: Handshake signal sent.");
PipeCommand helloCommand = PipeUtil.ReadCommand(br);
if (helloCommand.Command != "Hello")
{
throw new Exception("Handshake failed.");
}
logger.Info("Pipe: Handshake signal received.");
composition = new CompositionManager();
do
{
string modelId;
PipeCommand command = PipeUtil.ReadCommand(br);
logger.Info("Pipe: Received command: " + command.Command);
switch (command.Command)
{
case "AddModel":
modelId = command.Parameters["modelId"];
string workingDirectory = command.Parameters["workingDirectory"];
string assemblyPath = command.Parameters["assemblyPath"];
string linkableComponent = command.Parameters["linkableComponent"];
Model model = new Model();
model.Create(modelId, workingDirectory, assemblyPath, linkableComponent);
composition.AddModel(model);
logger.Info("Created model " + modelId + ": " + linkableComponent);
break;
case "SetModelProperties":
modelId = command.Parameters["modelId"];
foreach (KeyValuePair <string, string> entry in command.Parameters)
{
logger.Info("Model " + modelId + " Property: [Key=" + entry.Key + ", Value=" + entry.Value + "]");
}
composition.GetModel(modelId).Init(command.Parameters);
break;
case "AddLink":
string linkId = command.Parameters["linkId"];
string sourceModelId = command.Parameters["sourceModelId"];
string targetModelId = command.Parameters["targetModelId"];
string sourceQuantity = command.Parameters["sourceQuantity"];
string targetQuantity = command.Parameters["targetQuantity"];
string sourceElementSet = command.Parameters["sourceElementSet"];
string targetElementSet = command.Parameters["targetElementSet"];
logger.Info("Link " + linkId + " Property: [sourceModelId=" + sourceModelId + ", targetModelId=" + targetModelId + ", sourceQuantity=" + sourceQuantity + ", targetQuantity=" + targetQuantity + ", sourceElementSet=" + sourceElementSet + ", targetElementSet=" + targetElementSet + "]");
composition.AddLink(linkId, sourceModelId, targetModelId, sourceQuantity, targetQuantity, sourceElementSet, targetElementSet);
break;
case "SetSimulationProperties":
DateTime triggerInvokeTime = DateTime.Parse(command.Parameters["triggerInvokeTime"]);
bool parallelized = Boolean.Parse(command.Parameters["parallelized"]);
progressReportInterval = Int32.Parse(command.Parameters["progressReportInterval"]);
composition.TriggerInvokeTime = triggerInvokeTime;
composition.Parallelized = parallelized;
break;
case "RunSimulation":
lastReport = DateTime.Now;
modelProgress = new Dictionary <string, string>();
composition.CompositionModelProgressChangedHandler += new CompositionModelProgressChangedDelegate(delegate(object sender, string cmGuid, string progress)
{
lock (this)
{
modelProgress[cmGuid] = progress;
if ((DateTime.Now - lastReport).TotalSeconds > progressReportInterval)
{
lastReport = DateTime.Now;
PipeUtil.WriteCommand(bw, new PipeCommand("Progress", modelProgress));
}
}
});
RunSimulation(delegate(object sender, bool succeed)
{
logger.Info("Simulation finished, succeed=" + succeed);
PipeUtil.WriteCommand(bw, new PipeCommand("Progress", modelProgress));
PipeUtil.WriteCommand(bw, new PipeCommand(succeed ? "Completed" : "Failed"));
});
break;
case "Halt":
isReleased = true;
return;
}
} while (true);
}
}
catch (Exception e)
{
if (!isReleased)
{
logger.Crit("Exception occured during task lifetime: " + e.ToString());
}
}
finally
{
pipeClient.Close();
pipeClient.Dispose();
}
}