private void StartLoadTestAsync(LoadTestScenario scenario, FactoryContext context)
{
IRequestFactory factory = null;
try
{
RequestCommand command = PrepareCommand(scenario, context);
Synchronize(scenario, context); // await for a configurable period of time.
if (context.Aborted)
{
return; // sanity.
}
context.Status = ExecutionStatus.Executing;
factory = new ProfiledVirtualUserNetwork(command);
context.RequestFactory = factory;
factory.Execute();
if (!context.Aborted) //
{
context.Status = ExecutionStatus.Completed;
}
}
catch (Exception fault)
{
if (factory != null)
{
factory.Abort(); // kill pending requests.
}
log.Error(Fault.DroneService_Faulted.FormatWith(fault.Message), fault);
context.Status = ExecutionStatus.Faulted;
}
finally
{
context.RequestFactory = null;
}
}
private void Synchronize(LoadTestScenario scenario, FactoryContext context)
{
if (!scenario.StartDate.HasValue)
{
log.Debug(Debugging.DroneService_NoSleep);
return;
}
DateTime now = DateTime.UtcNow;
var remaining = scenario.StartDate.Value - now;
if (remaining > TimeSpan.Zero)
{
log.Debug(Debugging.DroneService_Idle.FormatWith(remaining.TotalSeconds));
context.Status = ExecutionStatus.Synchronizing;
Thread.Sleep(remaining);
log.Debug(Debugging.DroneService_Resumed);
}
}
private RequestCommand PrepareCommand(LoadTestScenario scenario, FactoryContext context)
{
context.Status = ExecutionStatus.Preparing; // acknowledge.
var command = new RequestCommand
{
ExecutionId = scenario.ExecutionId,
Client = requestService.GetClient(scenario),
Requests = requestService.ParseRequests(scenario),
Users = scenario.Users,
Reporting = GetReportObject(scenario)
};
return command;
}