public static IMetricContext Get([NotNull] HerculesSinkSettings settings, [CanBeNull] ILog log)
{
if (defaultMetricContext != null)
{
return(defaultMetricContext);
}
lock (Sync)
{
if (defaultMetricContext != null)
{
return(defaultMetricContext);
}
var memoryLimit = 8 * 1024 * 1024;
var sinkSettings = new HerculesSinkSettings(settings.Cluster, settings.ApiKeyProvider)
{
AdditionalSetup = settings.AdditionalSetup,
MaximumMemoryConsumption = memoryLimit,
MaximumPerStreamMemoryConsumption = memoryLimit
};
log = (log ?? LogProvider.Get()).WithMinimumLevel(LogLevel.Warn);
var sink = new HerculesSink(sinkSettings, log);
var metricsSender = new HerculesMetricSender(new HerculesMetricSenderSettings(sink));
return(defaultMetricContext = new MetricContext(new MetricContextConfig(metricsSender)));
}
}
public void SetUp()
{
cancellationTokenSource = new CancellationTokenSource();
leftCoordinatesStorage = new InMemoryCoordinatesStorage();
rightCoordinatesStorage = new InMemoryCoordinatesStorage();
senderSettings = new HerculesMetricSenderSettings(Hercules.Instance.Sink);
var management = Hercules.Instance.Management;
var streamNames = new[] { senderSettings.FinalStream, senderSettings.TimersStream, senderSettings.CountersStream, senderSettings.HistogramsStream };
var streamCreateTasks = streamNames.Select(
name => Task.Run(
async() =>
{
var createResult = await management.CreateStreamAsync(
new CreateStreamQuery(name)
{
Partitions = streamPartitions,
ShardingKey = new[] { "tagsHash" }
},
20.Seconds());
createResult.EnsureSuccess();
}))
.ToArray();
Task.WaitAll(streamCreateTasks);
var herculesSender = new HerculesMetricSender(new HerculesMetricSenderSettings(Hercules.Instance.Sink));
testMetricSender = new TestsHelpers.TestMetricSender();
metricContext = new MetricContext(
new MetricContextConfig(
new CompositeMetricEventSender(
new IMetricEventSender[]
{
herculesSender,
testMetricSender
}))
{
ErrorCallback = error => log.Error(error)
});
aggregators = new List <AggregatorApplication>();
}