public static HubClient Start()
{
var url = RoleEnvironment.GetConfigurationSettingValue("HubURL");
var ret = new HubClient();
ret._connection = new HubConnection(url);
ret.Hub = ret._connection.CreateProxy("cloudMonitR");
ret._connection.Start().Wait();
return ret;
}
public static CloudMonitREngine Setup()
{
CloudMonitREngine engine = new CloudMonitREngine();
engine.Readers = new List <UniversalPerformanceReader>();
Trace.WriteLine("Connecting to Hub", "Information");
var client = HubClient.Start();
Trace.WriteLine("Connected to Hub", "Information");
var categories = PerformanceCounterFactory.GetPerformanceCounterCategories();
var storage = new StorageWrapper();
client.Hub.Invoke("connectWorker");
client.Hub.On("onGetPerformanceCounterCategories", () =>
{
client.Hub.Invoke("sendPerformanceCounterCategoriesToDashboard", categories);
});
client.Hub.On <string, string>("onGetPerformanceCounters",
(category, instance) =>
{
var counters = PerformanceCounterFactory.GetCountersForCategory(category, instance);
client.Hub.Invoke("SendPerformanceCountersToDashboard", counters);
});
client.Hub.On <string, string>("onDeleteCounter",
(counter, instance) =>
{
storage.DeleteCounter(counter, instance);
try
{
var r = engine.Readers.First(x => x.CounterInstance == instance &&
x.CounterName == counter);
engine.Readers.Remove(r);
r.Dispose();
}
catch
{
// this happens when storage has already deleted the item but subsequent workers haven't caught up
}
});
client.Hub.On <string, string, string>("onAddCounterToDashboard",
(category, instance, counter) =>
{
var itm = new PerformanceCounterItem
{
CategoryName = category,
InstanceName = instance,
CounterName = counter
};
var rdr = new UniversalPerformanceReader(itm);
rdr.ValueReceived += (s, e) =>
{
client.Hub.Invoke("sendDataToChart", new
{
name = e.Name,
value = e.Value,
instanceId = e.InstanceId,
counterInstance = e.CounterInstance
});
};
storage.Add(itm);
engine.Readers.Add(rdr);
rdr.ReadValue();
});
storage.GetCounters().ForEach((x) =>
{
var rdr = new UniversalPerformanceReader(x);
rdr.ValueReceived += (s, e) =>
{
client.Hub.Invoke("sendDataToChart", new
{
name = e.Name,
value = e.Value,
instanceId = e.InstanceId,
counterInstance = e.CounterInstance
});
};
engine.Readers.Add(rdr);
});
return(engine);
}
public SignalRTraceListener()
{
_client = HubClient.Start();
}
public SignalRTraceListener()
{
_client = HubClient.Start();
}