private static MagicOnionOpenTelemetryOptions BindMagicOnionOpenTelemetryOptions(IMagicOnionServerBuilder builder, string configurationName)
{
var name = !string.IsNullOrEmpty(configurationName) ? configurationName : "MagicOnion:OpenTelemetry";
var serviceProvider = builder.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 IMagicOnionServerBuilder AddOpenTelemetry(this IMagicOnionServerBuilder builder,
MagicOnionOpenTelemetryOptions options,
Action <MagicOnionOpenTelemetryOptions, MagicOnionOpenTelemetryMeterFactoryOption> configureMeterProvider,
Action <MagicOnionOpenTelemetryOptions, IServiceProvider, TracerProviderBuilder> configureTracerProvider)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
builder.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());
builder.Services.AddSingleton(meterFactoryOption.MetricExporter);
if (meterFactoryOption.MeterLogger != null)
{
builder.Services.AddSingleton <IMagicOnionLogger>(meterFactoryOption.MeterLogger.Invoke(MeterProvider.Default));
}
}
// configure TracerFactory
if (configureTracerProvider != null)
{
if (string.IsNullOrEmpty(options.MagicOnionActivityName))
{
throw new NullReferenceException(nameof(options.MagicOnionActivityName));
}
builder.Services.AddOpenTelemetryTracing((provider, builder) =>
{
// ActivitySourceName must match to TracerName.
builder.AddSource(options.MagicOnionActivityName);
configureTracerProvider?.Invoke(options, provider, builder);
});
// Avoid directly register ActivitySource to Singleton for easier identification.
var activitySource = new ActivitySource(options.MagicOnionActivityName);
var magicOnionActivitySources = new MagicOnionActivitySources(activitySource);
builder.Services.AddSingleton(magicOnionActivitySources);
}
return(builder);
}
/// <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 IMagicOnionServerBuilder AddOpenTelemetry(this IMagicOnionServerBuilder builder,
MagicOnionOpenTelemetryOptions options)
{
return(AddOpenTelemetry(builder, options, null, null));
}
/// <summary>add MagicOnion Telemetry.</summary>
public static IServiceCollection AddMagicOnionOpenTelemetry(this IServiceCollection services,
MagicOnionOpenTelemetryOptions options)
{
return(AddMagicOnionOpenTelemetry(services, options, null, null));
}
public OpenTelemetryCollectorTracerFilterAttribute(ActivitySource activitySource, MagicOnionOpenTelemetryOptions telemetryOption)
{
this.source = activitySource;
this.telemetryOption = telemetryOption;
}