public async Task SetupTelemetryStreamPump()
{
var metricsStreamProvider = GrainClient.GetStreamProvider(MetricsStreamProvider);
var clusterStream = metricsStreamProvider.GetStream <MetricsSnapshot>(Guid.Empty, "ClusterMetricSnapshots");
var siloStream = metricsStreamProvider.GetStream <MetricsSnapshot>(Guid.Empty, "SiloMetricSnapshots");
var metricsGrain = GrainClient.GrainFactory.GetGrain <IClusterMetricsGrain>(Guid.Empty);
//config.StreamingProviderName = "SystemMetricsStream";
await metricsGrain.Configure(new MetricsConfiguration
{
Enabled = true, // default
SamplingInterval = TimeSpan.FromSeconds(1), // default
ConfigurationInterval = TimeSpan.FromSeconds(10), // default
StaleSiloMetricsDuration = TimeSpan.FromSeconds(30), // default
TrackExceptionCounters = true,
TrackMethodGrainCalls = true,
StreamingProviderName = MetricsStreamProvider,
HistoryLength = 30 // default
});
_rootDataObject = new VizceralRootObject
{
renderer = "global",
name = "edge",
serverUpdateTime = DateTime.UtcNow.Ticks,
maxVolume = 100000,
nodes = new List <Node>
{
new Node
{
renderer = "region",
name = "INTERNET",
updated = DateTime.UtcNow.Ticks,
@class = "normal",
nodes = new List <Node>(),
},
},
connections = new List <Connection>()
};
_metricsHub = GlobalHost.ConnectionManager.GetHubContext <VizceralHub>();
await clusterStream.SubscribeAsync((data, token) =>
{
PushClusterMetricsToConsumers();
return(TaskDone.Done);
});
await siloStream.SubscribeAsync((data, token) =>
{
data.Source = System.Uri.EscapeDataString(data.Source);
AddReplaceSiloStatsToMetrics(data, _snapshotHistoryCache.ContainsKey(data.Source) ? _snapshotHistoryCache[data.Source] : null);
PushSiloMetricsToConsumers();
return(TaskDone.Done);
});
}
public void SendLatestSystemTelemetry(VizceralRootObject root)
{
Clients.All.updateTelemetry(root);
}