internal async Task Generate(IMetricReporter reporter,
IMetrics metrics,
IMetricsFilter reporterMetricsFilter,
CancellationToken token)
{
if (reporterMetricsFilter == default(IMetricsFilter))
{
reporterMetricsFilter = metrics.Advanced.GlobalFilter;
}
reporter.StartReport(metrics);
var data = await metrics.Advanced.Data.ReadDataAsync(reporterMetricsFilter);
if (data.Environment.Entries.Any() && reporterMetricsFilter.ReportEnvironment)
{
reporter.StartMetricTypeReport(typeof(EnvironmentInfo));
reporter.ReportEnvironment(data.Environment);
reporter.EndMetricTypeReport(typeof(EnvironmentInfo));
}
foreach (var contextValueSource in data.Contexts)
{
ReportMetricType(reporter, contextValueSource.Counters,
c => { reporter.ReportMetric($"{contextValueSource.Context}", c); }, token);
ReportMetricType(reporter, contextValueSource.Gauges,
g => { reporter.ReportMetric($"{contextValueSource.Context}", g); }, token);
ReportMetricType(reporter, contextValueSource.Histograms,
h => { reporter.ReportMetric($"{contextValueSource.Context}", h); }, token);
ReportMetricType(reporter, contextValueSource.Meters,
m => { reporter.ReportMetric($"{contextValueSource.Context}", m); }, token);
ReportMetricType(reporter, contextValueSource.Timers,
t => { reporter.ReportMetric($"{contextValueSource.Context}", t); }, token);
}
if (reporterMetricsFilter.ReportHealthChecks)
{
var healthStatus = await metrics.Advanced.Health.ReadStatusAsync();
reporter.StartMetricTypeReport(typeof(HealthStatus));
var passed = healthStatus.Results.Where(r => r.Check.Status.IsHealthy());
var failed = healthStatus.Results.Where(r => r.Check.Status.IsUnhealthy());
var degraded = healthStatus.Results.Where(r => r.Check.Status.IsDegraded());
reporter.ReportHealth(passed, degraded, failed);
reporter.EndMetricTypeReport(typeof(HealthStatus));
}
reporter.EndReport(metrics);
}
private static void ReportMetricType <T>(IMetricReporter reporter, IEnumerable <T> metrics, Action <T> report, CancellationToken token)
{
var reportingMetrics = metrics.ToList();
if (token.IsCancellationRequested || !reportingMetrics.Any())
{
return;
}
reporter.StartMetricTypeReport(typeof(T));
foreach (var metric in reportingMetrics)
{
if (token.IsCancellationRequested)
{
break;
}
report(metric);
}
reporter.EndMetricTypeReport(typeof(T));
}