/// <summary>
/// Add the <see cref="InfluxDbMetricsReporter" /> allowing metrics to be reported to InfluxDB.
/// </summary>
/// <param name="metricReporterProviderBuilder">
/// The <see cref="IMetricsReportingBuilder" /> used to configure metrics reporters.
/// </param>
/// <param name="url">The base url where InfluxDB is hosted.</param>
/// <param name="database">The InfluxDB where metrics should be flushed.</param>
/// <param name="fieldsSetup">The metric fields to report as well as thier names.</param>
/// <param name="lineProtocolOptionsSetup">The setup action to configure the <see cref="MetricsInfluxDbLineProtocolOptions"/> to use.</param>
/// <returns>
/// An <see cref="IMetricsBuilder" /> that can be used to further configure App Metrics.
/// </returns>
public static IMetricsBuilder ToInfluxDb(
this IMetricsReportingBuilder metricReporterProviderBuilder,
string url,
string database,
Action <MetricFields> fieldsSetup = null,
Action <MetricsInfluxDbLineProtocolOptions> lineProtocolOptionsSetup = null)
{
if (metricReporterProviderBuilder == null)
{
throw new ArgumentNullException(nameof(metricReporterProviderBuilder));
}
if (url == null)
{
throw new ArgumentNullException(nameof(url));
}
if (!Uri.TryCreate(url, UriKind.Absolute, out var uri))
{
throw new InvalidOperationException($"{nameof(url)} must be a valid absolute URI");
}
var lineProtocolOptions = new MetricsInfluxDbLineProtocolOptions();
lineProtocolOptionsSetup?.Invoke(lineProtocolOptions);
IMetricsOutputFormatter formatter;
MetricFields fields = null;
if (fieldsSetup == null)
{
formatter = new MetricsInfluxDbLineProtocolOutputFormatter(lineProtocolOptions);
}
else
{
fields = new MetricFields();
fieldsSetup.Invoke(fields);
formatter = new MetricsInfluxDbLineProtocolOutputFormatter(lineProtocolOptions, fields);
}
var options = new MetricsReportingInfluxDbOptions
{
InfluxDb =
{
BaseUri = uri,
Database = database
},
MetricsOutputFormatter = formatter
};
var httpClient = CreateClient(options.InfluxDb, options.HttpPolicy);
var reporter = new InfluxDbMetricsReporter(options, httpClient);
var builder = metricReporterProviderBuilder.Using(reporter);
builder.OutputMetrics.AsInfluxDbLineProtocol(lineProtocolOptions, fields);
return(builder);
}
/// <summary>
/// Add the <see cref="MetricsInfluxDbLineProtocolOutputFormatter" /> allowing metrics to optionally be reported to
/// InfluxDB using the LineProtocol.
/// </summary>
/// <param name="metricFormattingBuilder">s
/// The <see cref="IMetricsOutputFormattingBuilder" /> used to configure InfluxDB Lineprotocol formatting
/// options.
/// </param>
/// <param name="options">The InfluxDB LineProtocol formatting options to use.</param>
/// <param name="fields">The metric fields to report as well as thier names.</param>
/// <returns>
/// An <see cref="IMetricsBuilder" /> that can be used to further configure App Metrics.
/// </returns>
public static IMetricsBuilder AsInfluxDbLineProtocol(
this IMetricsOutputFormattingBuilder metricFormattingBuilder,
MetricsInfluxDbLineProtocolOptions options,
MetricFields fields = null)
{
if (metricFormattingBuilder == null)
{
throw new ArgumentNullException(nameof(metricFormattingBuilder));
}
var formatter = new MetricsInfluxDbLineProtocolOutputFormatter(options, fields);
return(metricFormattingBuilder.Using(formatter, false));
}
private async Task AssertExpectedLineProtocolString(MetricsDataValueSource dataValueSource, string expected)
{
var settings = new MetricsInfluxDbLineProtocolOptions();
var serializer = new MetricSnapshotSerializer();
var fields = new MetricFields();
await using var sw = new StringWriter();
await using (var packer = new MetricSnapshotInfluxDbLineProtocolWriter(sw, settings.MetricNameFormatter))
{
serializer.Serialize(packer, dataValueSource, fields);
}
sw.ToString().Should().Be(expected);
}
private void AssertExpectedLineProtocolString(MetricsDataValueSource dataValueSource, string expected)
{
var settings = new MetricsInfluxDbLineProtocolOptions();
var serializer = new MetricSnapshotSerializer();
using (var sw = new StringWriter())
{
using (var packer = new MetricSnapshotInfluxDbLineProtocolWriter(sw, settings.MetricNameFormatter, settings.MetricNameMapping))
{
serializer.Serialize(packer, dataValueSource);
}
sw.ToString().Should().Be(expected);
}
}
/// <summary>
/// Add the <see cref="MetricsInfluxDbLineProtocolOutputFormatter" /> allowing metrics to optionally be reported to
/// InfluxDB using the LineProtocol.
/// </summary>
/// <param name="metricFormattingBuilder">s
/// The <see cref="IMetricsOutputFormattingBuilder" /> used to configure InfluxDB Lineprotocol formatting
/// options.
/// </param>
/// <param name="setupAction">The InfluxDB LineProtocol formatting options to use.</param>
/// <returns>
/// An <see cref="IMetricsBuilder" /> that can be used to further configure App Metrics.
/// </returns>
public static IMetricsBuilder AsInfluxDbLineProtocol(
this IMetricsOutputFormattingBuilder metricFormattingBuilder,
Action <MetricsInfluxDbLineProtocolOptions> setupAction)
{
if (metricFormattingBuilder == null)
{
throw new ArgumentNullException(nameof(metricFormattingBuilder));
}
if (setupAction == null)
{
throw new ArgumentNullException(nameof(setupAction));
}
var options = new MetricsInfluxDbLineProtocolOptions();
setupAction.Invoke(options);
var formatter = new MetricsInfluxDbLineProtocolOutputFormatter(options);
return(metricFormattingBuilder.Using(formatter, false));
}
