private Task LogMetricsAsync()
{
if (!InternalConfig.StatisticsEnabled)
{
_log.LogDebug("Metrics logging is not enabled.");
return(Task.FromResult(false));
}
if (_metricsRoot == null)
{
return(Task.FromResult(true));
}
var snapshot = _metricsRoot.Snapshot.Get();
snapshot.ToMetric();
// write to statistics log
_metricsLogger.LogInformation("Sdk metrics:");
var metricsFormatter = new MetricsTextOutputFormatter();
using var stream = new MemoryStream();
metricsFormatter.WriteAsync(stream, snapshot);
var result = Encoding.UTF8.GetString(stream.ToArray());
_metricsLogger.LogInformation(result);
// call all report runners defined by user
var tasks = _metricsRoot.ReportRunner.RunAllAsync();
Task.WhenAll(tasks);
return(Task.FromResult(true));
}
/// <summary>
/// Add the <see cref="MetricsTextOutputFormatter" /> allowing metrics to optionally be reported as plain text.
/// </summary>
/// <param name="metricFormattingBuilder">
/// The <see cref="IMetricsOutputFormattingBuilder" /> used to configure formatting
/// options.
/// </param>
/// <param name="metricFields">The metric fields to output as well as their names. This will override the globally configured metric fields.</param>
/// <returns>
/// An <see cref="IMetricsBuilder" /> that can be used to further configure App Metrics.
/// </returns>
public static IMetricsBuilder AsPlainText(
this IMetricsOutputFormattingBuilder metricFormattingBuilder,
MetricFields metricFields)
{
if (metricFormattingBuilder == null)
{
throw new ArgumentNullException(nameof(metricFormattingBuilder));
}
var formatter = new MetricsTextOutputFormatter(metricFields);
return(metricFormattingBuilder.Using(formatter));
}
public void Should_not_replace_formatter_if_types_are_different_and_asked_not_to_replace()
{
// Arrange
var formatter = new MetricsTextOutputFormatter(new MetricsTextOptions {
Encoding = Encoding.BigEndianUnicode
});
var builder = new MetricsBuilder()
.OutputMetrics.Using(formatter)
.OutputMetrics.Using <MetricsJsonOutputFormatter>(false);
// Act
var metrics = builder.Build();
// Assert
metrics.OutputMetricsFormatters.Count.Should().Be(2);
}
public void Can_keep_existing_formatter_if_registered_more_than_once()
{
// Arrange
var formatter = new MetricsTextOutputFormatter(new MetricsTextOptions {
Encoding = Encoding.BigEndianUnicode
});
var builder = new MetricsBuilder()
.OutputMetrics.Using(formatter)
.OutputMetrics.Using <MetricsTextOutputFormatter>(false);
// Act
var metrics = builder.Build();
// Assert
metrics.OutputMetricsFormatters.Count.Should().Be(1);
metrics.OutputMetricsFormatters.First().Should().BeSameAs(formatter);
}
/// <summary>
/// Add the <see cref="MetricsTextOutputFormatter" /> allowing metrics to optionally be reported as plain text.
/// </summary>
/// <param name="metricFormattingBuilder">
/// The <see cref="IMetricsOutputFormattingBuilder" /> used to configure formatting
/// options.
/// </param>
/// <param name="setupAction">The plain text formatting options to use.</param>
/// <returns>
/// An <see cref="IMetricsBuilder" /> that can be used to further configure App Metrics.
/// </returns>
public static IMetricsBuilder AsPlainText(
this IMetricsOutputFormattingBuilder metricFormattingBuilder,
Action <MetricsTextOptions> setupAction = null)
{
if (metricFormattingBuilder == null)
{
throw new ArgumentNullException(nameof(metricFormattingBuilder));
}
var options = new MetricsTextOptions();
setupAction?.Invoke(options);
var formatter = new MetricsTextOutputFormatter();
return(metricFormattingBuilder.Using(formatter));
}
public SimpleConsoleMetricsReporter()
{
Formatter = new MetricsTextOutputFormatter();
}
