public AppMetricsPrometheusMiddleware(IServiceProvider serviceProvider, IMetrics metrics, RequestDelegate next, AppMetricsPrometheusSettings settings, IPrometheusFormatter formatter)
{
if (settings.MetricCollectorTypes is not null)
{
ValidateMetricCollectorTypes(settings.MetricCollectorTypes);
}
_serviceProvider = serviceProvider;
_metrics = metrics;
_next = next;
_metricsPath = settings.MetricsPath ?? "/metrics";
_metricCollectorTypes = settings.MetricCollectorTypes?.ToArray();
_formatter = formatter;
_systeUsageCollector = settings.UseSystemUsageCollector ? new SystemUsageCollector(metrics) : null;
}
public static IApplicationBuilder UseAppMetricsPrometheus(this IApplicationBuilder app, AppMetricsPrometheusSettings settings)
{
var formatter = settings.Formatter ?? GetDefaultFormatter();
return(app.UseMiddleware <AppMetricsPrometheusMiddleware>(settings, formatter));
}
