/// <summary>
/// Configures the metrics and health checks.
/// </summary>
/// <param name="hostBuilder">The host builder.</param>
public static IWebHostBuilder ConfigureMetricsAndHealth(this IWebHostBuilder hostBuilder)
{
hostBuilder
.ConfigureHealthWithDefaults(builder => { })
.ConfigureMetricsWithDefaults((builderContext, metricsBuilder) =>
{
metricsBuilder.OutputMetrics.AsPrometheusPlainText();
var metricsConfig = builderContext.Configuration.GetSection(MicroserviceConstants.MetricsConfiguration.Metrics);
var metricsOptions = new MetricsConfigurationOptions();
metricsConfig.Bind(metricsOptions);
if (metricsOptions.ReportingInfluxDb.InfluxDb.BaseUri != null)
{
metricsBuilder.Report.ToInfluxDb(metricsOptions.ReportingInfluxDb);
}
})
.UseMetricsWebTracking()
.UseMetrics(options =>
{
options.EndpointOptions = endpointsOptions =>
{
endpointsOptions.MetricsTextEndpointOutputFormatter = Metrics.Instance.OutputMetricsFormatters.OfType <MetricsPrometheusTextOutputFormatter>().First();
endpointsOptions.MetricsEndpointOutputFormatter = Metrics.Instance.OutputMetricsFormatters.OfType <MetricsPrometheusTextOutputFormatter>().First();
};
})
.UseSystemMetrics();
return(hostBuilder);
}
public static IWebHostBuilder ConfigureHealthWithDefaults(this IWebHostBuilder hostBuilder, Action <IHealthBuilder> configureHealth)
{
if (_healthBuilt)
{
throw new InvalidOperationException("HealthBuilder allows creation only of a single instance of IHealth");
}
hostBuilder.ConfigureHealthWithDefaults(
(context, builder) =>
{
configureHealth(builder);
});
return(hostBuilder);
}
