private static MagicOnionOpenTelemetryOptions BindMagicOnionOpenTelemetryOptions(IServiceCollection services, string configurationName)
{
var name = !string.IsNullOrEmpty(configurationName) ? configurationName : "MagicOnion:OpenTelemetry";
var serviceProvider = services.BuildServiceProvider();
var config = serviceProvider.GetService <IConfiguration>();
var options = new MagicOnionOpenTelemetryOptions();
config.GetSection(name).Bind(options);
return(options);
}
/// <summary>add MagicOnion Telemetry.</summary>
public static IServiceCollection AddMagicOnionOpenTelemetry(this IServiceCollection services,
MagicOnionOpenTelemetryOptions options,
Action <MagicOnionOpenTelemetryOptions, MagicOnionOpenTelemetryMeterFactoryOption> configureMeterProvider,
Action <MagicOnionOpenTelemetryOptions, IServiceProvider, TracerProviderBuilder> configureTracerProvider)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
services.AddSingleton(options);
// configure MeterFactory
if (configureMeterProvider != null)
{
var meterFactoryOption = new MagicOnionOpenTelemetryMeterFactoryOption();
configureMeterProvider(options, meterFactoryOption);
MeterProvider.SetDefault(Sdk.CreateMeterProviderBuilder()
.SetProcessor(meterFactoryOption.MetricProcessor)
.SetExporter(meterFactoryOption.MetricExporter)
.SetPushInterval(meterFactoryOption.MetricPushInterval)
.Build());
services.AddSingleton(meterFactoryOption.MetricExporter);
services.AddSingleton(MeterProvider.Default);
}
// configure TracerFactory
if (configureTracerProvider != null)
{
if (string.IsNullOrEmpty(options.ActivitySourceName))
{
throw new NullReferenceException(nameof(options.ActivitySourceName));
}
var tracerFactory = services.AddOpenTelemetryTracerProvider((provider, builder) =>
{
// ActivitySourceName must match to TracerName.
builder.AddSource(options.ActivitySourceName);
configureTracerProvider(options, provider, builder);
});
services.AddSingleton(tracerFactory);
services.AddSingleton(new ActivitySource(options.ActivitySourceName));
}
return(services);
}
/// <summary>add MagicOnion Telemetry.</summary>
public static IServiceCollection AddMagicOnionOpenTelemetry(this IServiceCollection services,
MagicOnionOpenTelemetryOptions options,
Action <MagicOnionOpenTelemetryOptions, MagicOnionOpenTelemetryMeterFactoryOption> configureMeterFactory,
Action <MagicOnionOpenTelemetryOptions, TracerBuilder> configureTracerFactory)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
if (string.IsNullOrEmpty(options.ServiceName))
{
throw new ArgumentNullException($"{nameof(options)}.{nameof(options.ServiceName)}");
}
services.AddSingleton(options);
// configure MeterFactory
if (configureMeterFactory != null)
{
var meterFactoryOption = new MagicOnionOpenTelemetryMeterFactoryOption();
configureMeterFactory(options, meterFactoryOption);
var meterFactory = MeterFactory.Create(mb =>
{
mb.SetMetricProcessor(meterFactoryOption.MetricProcessor);
mb.SetMetricExporter(meterFactoryOption.MetricExporter);
mb.SetMetricPushInterval(meterFactoryOption.MetricPushInterval);
});
services.AddSingleton(meterFactoryOption.MetricExporter);
services.AddSingleton(meterFactory);
}
// configure TracerFactory
if (configureTracerFactory != null)
{
var tracerFactory = TracerFactory.Create(tracerBuilder => configureTracerFactory(options, tracerBuilder));
services.AddSingleton(tracerFactory);
}
return(services);
}
/// <summary>add MagicOnion Telemetry.</summary>
public static IServiceCollection AddMagicOnionOpenTelemetry(this IServiceCollection services,
MagicOnionOpenTelemetryOptions options)
{
return(AddMagicOnionOpenTelemetry(services, options, null, null));
}
public OpenTelemetryCollectorFilter(TracerProvider tracerProvider, MagicOnionOpenTelemetryOptions telemetryOption)
{
this.tracerProvider = tracerProvider;
this.telemetryOption = telemetryOption;
}
public OpenTelemetryHubCollectorFilter(TracerFactory tracerFactory, MagicOnionOpenTelemetryOptions telemetryOption)
{
this.tracerFactcory = tracerFactory;
this.serviceName = telemetryOption.ServiceName;
}
public OpenTelemetryCollectorFilterAttribute(ActivitySource activitySource, MagicOnionOpenTelemetryOptions telemetryOption)
{
this.source = activitySource;
this.telemetryOption = telemetryOption;
}