internal static object Run(string host, int port)
{
// 1. Configure exporter to export traces to Jaeger
var exporter = new JaegerExporter(
new JaegerExporterOptions
{
ServiceName = "tracing-to-jaeger-service",
AgentHost = host,
AgentPort = port,
},
Tracing.SpanExporter);
exporter.Start();
// 2. Configure 100% sample rate for the purposes of the demo
ITraceConfig traceConfig = Tracing.TraceConfig;
ITraceParams currentConfig = traceConfig.ActiveTraceParams;
var newConfig = currentConfig.ToBuilder()
.SetSampler(Samplers.AlwaysSample)
.Build();
traceConfig.UpdateActiveTraceParams(newConfig);
// 3. Tracer is global singleton. You can register it via dependency injection if it exists
// but if not - you can use it as follows:
var tracer = Tracing.Tracer;
// 4. Create a scoped span. It will end automatically when using statement ends
using (tracer.WithSpan(tracer.SpanBuilder("Main").StartSpan()))
{
tracer.CurrentSpan.SetAttribute("custom-attribute", 55);
Console.WriteLine("About to do a busy work");
for (int i = 0; i < 10; i++)
{
DoWork(i);
}
}
// 5. Gracefully shutdown the exporter so it'll flush queued traces to Zipkin.
Tracing.SpanExporter.Dispose();
return(null);
}
private static void ConsfigExporter()
{
// 1. Configure exporter to export traces to Jaeger
var exporter = new JaegerExporter(
new JaegerExporterOptions
{
ServiceName = "OpenTelemetrySample",
AgentHost = "localhost",
AgentPort = 5775,
},
Tracing.SpanExporter);
exporter.Start();
// 2. Configure 100% sample rate for the purposes of the demo
ITraceConfig traceConfig = Tracing.TraceConfig;
ITraceParams currentConfig = traceConfig.ActiveTraceParams;
var newConfig = currentConfig.ToBuilder()
.SetSampler(Samplers.AlwaysSample)
.Build();
traceConfig.UpdateActiveTraceParams(newConfig);
}