public override Task ActivateAsync()
{
_logger = base.GetLogger("Aggregator");
_sw = new Stopwatch();
_sw.Start();
_stattimer = RegisterTimer(ReportResults, null,
TimeSpan.FromSeconds(REPORT_PERIOD), TimeSpan.FromSeconds(REPORT_PERIOD));
return(base.ActivateAsync());
}
/// <summary>
/// Start the simulation.
/// </summary>
/// <param name="name"></param>
/// <param name="manager"></param>
/// <returns></returns>
public Task StartSimulation(long id, string url, IManagerGrain manager)
{
_url = url;
_manager = manager;
var rand = new Random();
_reqtimer = RegisterTimer(SendRequest, null,
TimeSpan.FromSeconds(rand.Next(MAX_DELAY)), TimeSpan.FromSeconds(PERIOD));
_stattimer = RegisterTimer(ReportResults, null,
TimeSpan.FromSeconds(REPORT_PERIOD), TimeSpan.FromSeconds(REPORT_PERIOD));
return(TaskDone.Done);
}
/// <summary>
/// Instantiate simulator grains and start the simulation on each.
/// </summary>
/// <param name="o"></param>
/// <returns></returns>
private async Task StartSimulatorsDelayed(object o)
{
List <Task> tasks = new List <Task>();
// Stop the one-time timer
_starttimer.Dispose();
long start = this.GetPrimaryKeyLong() * _count;
for (long i = start; i < start + _count; i++)
{
ISimulatorGrain grainRef = SimulatorGrainFactory.GetGrain(i);
_sims.Add(grainRef);
tasks.Add(grainRef.StartSimulation(i, _url, this, start_lat, start_lon));
}
await Task.WhenAll(tasks); // wait until all grains have started
_logger.Info("*** " + _count + " simulators started.");
_stattimer = RegisterTimer(ReportResults, null,
TimeSpan.FromSeconds(REPORT_PERIOD), TimeSpan.FromSeconds(REPORT_PERIOD));
}
/// <summary>
/// Start simulation at a given latitude/longitude coordinate.
/// </summary>
/// <param name="id"></param>
/// <param name="url"></param>
/// <param name="managerGrain"></param>
/// <param name="latitude"></param>
/// <param name="longitude"></param>
/// <returns></returns>
public Task StartSimulation(long id, string url, IManagerGrain managerGrain, double latitude, double longitude)
{
_url = url;
_manager = managerGrain;
var rand = new Random((int)this.GetPrimaryKeyLong());
// initialize simulation parameters
cur_lat = latitude + (rand.NextDouble() - 0.5) / 10.0;
cur_long = longitude + (rand.NextDouble() - 0.5) / 10.0;
device_id = Guid.NewGuid();
lat_speed = (rand.NextDouble() - 0.5) / 10.0;
long_speed = (rand.NextDouble() - 0.5) / 10.0;
_logger.Info("*** simulator " + this.GetPrimaryKeyLong() + " starting " + cur_lat + " " + cur_long + " " + device_id);
// start the timers
_reqtimer = RegisterTimer(SendRequest, null,
TimeSpan.FromSeconds(rand.Next(MAX_DELAY)), TimeSpan.FromSeconds(PERIOD));
_stattimer = RegisterTimer(ReportResults, null,
TimeSpan.FromSeconds(REPORT_PERIOD), TimeSpan.FromSeconds(REPORT_PERIOD));
return(TaskDone.Done);
}