/// <summary>
/// Configures Google Cloud Trace for dependency injection.
/// </summary>
public static IServiceCollection AddGoogleTrace(this IServiceCollection services, TraceServiceOptions options = null)
{
GaxPreconditions.CheckNotNull(services, nameof(services));
var client = options?.Client ?? TraceServiceClient.Create();
var traceOptions = options?.Options ?? TraceOptions.Create();
var projectId = Project.GetAndCheckProjectId(options?.ProjectId);
var consumer = ManagedTracer.CreateConsumer(client, traceOptions);
var tracerFactory = ManagedTracer.CreateFactory(projectId, consumer, traceOptions);
services.AddSingleton(tracerFactory);
services.AddSingleton(ManagedTracer.CreateDelegatingTracer(ContextTracerManager.GetCurrentTracer));
// On .Net Standard 2.0 or higher, we can use the System.Net.Http.IHttpClientFactory defined in Microsoft.Extensions.Http,
// for which we need a DelegatingHandler with no InnerHandler set.
// we register factories for the UnchainedTraceHeaderPropagatingHandler.
#pragma warning disable CS0618 // Type or member is obsolete
// This factory we register for backwards compatibility only.
// We can remove it on our next major version as we are making UnchainedTraceHeaderPropagatingHandler
// obsolete as well.
services.AddTransient(UnchainedTraceHeaderPropagatingHandlerFactory);
#pragma warning restore CS0618 // Type or member is obsolete
// This is the new factory, that takes trace custom labels into account.
return(services.AddSingleton <OutgoingGoogleTraceHandlerFactory>());
}
/// <summary>
/// Configures Google Cloud Trace for dependency injection.
/// </summary>
public static IServiceCollection AddGoogleTrace(
this IServiceCollection services, Action <TraceServiceOptions> setupAction)
{
GaxPreconditions.CheckNotNull(services, nameof(services));
GaxPreconditions.CheckNotNull(setupAction, nameof(setupAction));
var serviceOptions = new TraceServiceOptions();
setupAction(serviceOptions);
var client = serviceOptions.Client ?? TraceServiceClient.Create();
var options = serviceOptions.Options ?? TraceOptions.Create();
var projectId = Project.GetAndCheckProjectId(serviceOptions.ProjectId);
var consumer = ManagedTracer.CreateConsumer(client, options);
var tracerFactory = ManagedTracer.CreateFactory(projectId, consumer, options);
services.AddSingleton(tracerFactory);
services.AddSingleton(ManagedTracer.CreateDelegatingTracer(ContextTracerManager.GetCurrentTracer));
// On .Net Standard 2.0 or higher, we can use the System.Net.Http.IHttpClientFactory defined in Microsoft.Extensions.Http,
// for which we need a DelegatingHandler with no InnerHandler set. This is the recommended way.
// It should be registered as follows.
return(services.AddTransient(UnchainedTraceHeaderPropagatingHandlerFactory));
}