public void MetricAggregationByInstanceIsScopedToLogicalEndpoint()
{
var processingTimeStore = new ProcessingTimeStore();
var endpointRegistry = new EndpointRegistry();
var apiController = CreateConroller(processingTimeStore, endpointRegistry);
var instanceAId = new EndpointInstanceId("EndpointA", "instance");
var instanceBId = new EndpointInstanceId("EndpointB", "instance");
endpointRegistry.Record(instanceAId);
endpointRegistry.Record(instanceBId);
var period = HistoryPeriod.FromMinutes(DiagramApiController.DefaultHistory);
var now = DateTime.UtcNow.Subtract(new TimeSpan(period.IntervalSize.Ticks * period.DelayedIntervals));
var dataA = new RawMessage.Entry {
DateTicks = now.Ticks, Value = 5
};
var dataB = new RawMessage.Entry {
DateTicks = now.Ticks, Value = 10
};
processingTimeStore.Store(new[] { dataA }, instanceAId, EndpointMessageType.Unknown(instanceAId.EndpointName));
processingTimeStore.Store(new[] { dataB }, instanceBId, EndpointMessageType.Unknown(instanceBId.EndpointName));
var result = apiController.GetSingleEndpointMetrics(instanceAId.EndpointName);
var contentResult = result as OkNegotiatedContentResult <MonitoredEndpointDetails>;
var model = contentResult.Content;
Assert.AreEqual(5, model.Instances[0].Metrics["ProcessingTime"].Average);
}
public async Task MetricAggregationByInstanceIsScopedToLogicalEndpoint()
{
var processingTimeStore = new ProcessingTimeStore();
var endpointRegistry = new EndpointRegistry();
var queryAction = CreateQuery(processingTimeStore, endpointRegistry);
var instanceAId = new EndpointInstanceId("EndpointA", "instance");
var instanceBId = new EndpointInstanceId("EndpointB", "instance");
endpointRegistry.Record(instanceAId);
endpointRegistry.Record(instanceBId);
var period = HistoryPeriod.FromMinutes(MonitoredEndpointsModule.DefaultHistory);
var now = DateTime.UtcNow.Subtract(new TimeSpan(period.IntervalSize.Ticks * period.DelayedIntervals));
var dataA = new RawMessage.Entry {
DateTicks = now.Ticks, Value = 5
};
var dataB = new RawMessage.Entry {
DateTicks = now.Ticks, Value = 10
};
processingTimeStore.Store(new[] { dataA }, instanceAId, EndpointMessageType.Unknown(instanceAId.EndpointName));
processingTimeStore.Store(new[] { dataB }, instanceBId, EndpointMessageType.Unknown(instanceBId.EndpointName));
var result = await queryAction(new
{
instanceAId.EndpointName
}.ToDynamic(), new CancellationToken());
var model = (MonitoredEndpointDetails)result.NegotiationContext.DefaultModel;
Assert.AreEqual(5, model.Instances[0].Metrics["ProcessingTime"].Average);
}
public async Task GetMonitoredEndpointsQueryTest(int numberOfEndpoints, int numberOfInstances, int sendReportEvery, int numberOfEntriesInReport, int queryEveryInMilliseconds, int numberOfQueries)
{
var instances = BuildInstances(numberOfEndpoints, numberOfInstances);
foreach (var instance in instances)
{
endpointRegistry.Record(instance);
}
var source = new CancellationTokenSource();
var reporters =
new[]
{
BuildReporters(sendReportEvery, numberOfEntriesInReport, instances, source, (e, i) => criticalTimeStore.Store(e, i, EndpointMessageType.Unknown(i.EndpointName))),
BuildReporters(sendReportEvery, numberOfEntriesInReport, instances, source, (e, i) => processingTimeStore.Store(e, i, EndpointMessageType.Unknown(i.EndpointName))),
BuildReporters(sendReportEvery, numberOfEntriesInReport, instances, source, (e, i) => retriesStore.Store(e, i, EndpointMessageType.Unknown(i.EndpointName))),
BuildReporters(sendReportEvery, numberOfEntriesInReport, instances, source, (e, i) => queueLengthProvider.Process(i, new TaggedLongValueOccurrence {
Entries = e, TagValue = string.Empty
}))
}.SelectMany(i => i).ToArray();
var histogram = CreateTimeHistogram();
for (var i = 0; i < numberOfQueries; i++)
{
var start = Stopwatch.GetTimestamp();
await GetMonitoredEndpoints().ConfigureAwait(false);
var elapsed = Stopwatch.GetTimestamp() - start;
histogram.RecordValue(elapsed);
await Task.Delay(queryEveryInMilliseconds);
}
source.Cancel();
await Task.WhenAll(reporters).ConfigureAwait(false);
var reportFinalHistogram = MergeHistograms(reporters);
Report("Querying", histogram, TimeSpan.FromMilliseconds(150));
Report("Reporters", reportFinalHistogram, TimeSpan.FromMilliseconds(20));
}
public void ValidateIfConnectivityMathIsCorrect()
{
var endpointName = "Endpoint";
var instanceIds = new[] { "a", "b", "c" };
var instances = instanceIds.Select(instanceId => new EndpointInstanceId(endpointName, instanceId)).ToArray();
Array.ForEach(instances, instance => endpointRegistry.Record(instance));
var period = HistoryPeriod.FromMinutes(DiagramApiController.DefaultHistory); // 5 minutes, 5 second period
var now = DateTime.UtcNow;
var timestamp = now.Subtract(new TimeSpan(period.IntervalSize.Ticks * period.DelayedIntervals)); // now - 5 seconds
var samples = new[] {
new RawMessage.Entry {
DateTicks = timestamp.Ticks, Value = 5
},
new RawMessage.Entry {
DateTicks = timestamp.Ticks, Value = 10
}
};
var connected = instances.Take(2).ToArray();
Array.ForEach(connected, instance => activityTracker.Record(instance, now));
Array.ForEach(connected, instance => processingTimeStore.Store(samples, instance, EndpointMessageType.Unknown(instance.EndpointName)));
var result = apiController.GetAllEndpointsMetrics();
var contentResult = result as OkNegotiatedContentResult <MonitoredEndpoint[]>;
var model = contentResult.Content;
var item = model[0];
Assert.AreEqual(3, item.EndpointInstanceIds.Length, nameof(item.EndpointInstanceIds));
Assert.AreEqual(2, item.ConnectedCount, nameof(item.ConnectedCount));
Assert.AreEqual(1, item.DisconnectedCount, nameof(item.DisconnectedCount));
}