public JsonReporter(ZipkinTracerOptions zipkinOptions, JsonReporterOptions options)
: base(options)
{
if (string.IsNullOrWhiteSpace(zipkinOptions.ZipkinUri))
{
throw new ArgumentNullException($"{nameof(zipkinOptions)}.{nameof(ZipkinTracerOptions.ZipkinUri)}");
}
_httpClient = new HttpClient();
_zipkinUri = new Uri(zipkinOptions.ZipkinUri.TrimEnd('/') + "/api/v1/spans");
}
public static IServiceCollection AddZipkinTracer(this IServiceCollection services, Action <ZipkinTracerOptions> options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
var zipkinOptions = new ZipkinTracerOptions();
options(zipkinOptions);
return(AddZipkinTracer(services, zipkinOptions));
}
private Endpoint CreateEndpoint(IEndpointResolver endpointResolver, ZipkinTracerOptions options)
{
// get defaults
var defaultEndpoint = endpointResolver.GetEndpoint();
// overwrite with values from user-supplied options
return(new Endpoint
{
ServiceName = options.ServiceName ?? defaultEndpoint?.ServiceName ?? "Unknown",
IPAddress = options.ServiceIpAddress ?? defaultEndpoint?.IPAddress ?? IPAddress.Loopback,
Port = options.ServicePort != 0 ? options.ServicePort : defaultEndpoint?.Port ?? 0
});
}
public void ShouldOverridePropagatorViaZipkinTracerOptions()
{
var tracerOptions = new ZipkinTracerOptions(Endpoint.Testing, new NoOpReporter())
{
Propagator = new B3SingleHeaderPropagator()
};
var tracer = new ZipkinTracer(tracerOptions);
var traceId = Tracer.IdProvider.NextTraceId();
var context = new SpanContext(traceId, Tracer.IdProvider.NextSpanId(), Tracer.IdProvider.NextSpanId(), false, true);
var carrier = new Dictionary <string, string>();
tracer.Inject(context, BuiltinFormats.HttpHeaders, new TextMapInjectAdapter(carrier));
carrier.Count.Should().Be(1);
}
public ZipkinTracer(ZipkinTracerOptions options, IEndpointResolver endpointResolver)
: base(options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
if (endpointResolver == null)
{
throw new ArgumentNullException(nameof(endpointResolver));
}
_options = options;
// TODO default reporter & sampler ?
_reporter = options.Reporter ?? new JsonReporter(options, new JsonReporterOptions());
Sampler = options.Sampler ?? new ConstSampler(true);
Endpoint = CreateEndpoint(endpointResolver, options);
}
public static IServiceCollection AddZipkinTracer(this IServiceCollection services, ZipkinTracerOptions options)
{
if (services == null)
{
throw new ArgumentNullException(nameof(services));
}
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
services.AddSingleton(options);
services.AddSingleton <ITracer, ZipkinTracer>();
services.AddSingleton <IEndpointResolver, DefaultEndpointResolver>();
return(services);
}
