opentelemetry-cpp/examples/zipkin/main.cc

50 lines
1.6 KiB
C++

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#include "opentelemetry/exporters/zipkin/zipkin_exporter.h"
#include "opentelemetry/sdk/trace/simple_processor.h"
#include "opentelemetry/sdk/trace/tracer_provider.h"
#include "opentelemetry/trace/provider.h"
#ifdef BAZEL_BUILD
# include "examples/common/foo_library/foo_library.h"
#else
# include "foo_library/foo_library.h"
#endif
namespace trace = opentelemetry::trace;
namespace nostd = opentelemetry::nostd;
namespace trace_sdk = opentelemetry::sdk::trace;
namespace zipkin = opentelemetry::exporter::zipkin;
namespace resource = opentelemetry::sdk::resource;
namespace
{
zipkin::ZipkinExporterOptions opts;
void InitTracer()
{
// Create zipkin exporter instance
resource::ResourceAttributes attributes = {{"service.name", "zipkin_demo_service"}};
auto resource = resource::Resource::Create(attributes);
auto exporter = std::unique_ptr<trace_sdk::SpanExporter>(new zipkin::ZipkinExporter(opts));
auto processor = std::unique_ptr<trace_sdk::SpanProcessor>(
new trace_sdk::SimpleSpanProcessor(std::move(exporter)));
auto provider = nostd::shared_ptr<trace::TracerProvider>(
new trace_sdk::TracerProvider(std::move(processor), resource));
// Set the global trace provider
trace::Provider::SetTracerProvider(provider);
}
} // namespace
int main(int argc, char *argv[])
{
if (argc == 2)
{
opts.endpoint = argv[1];
}
// Removing this line will leave the default noop TracerProvider in place.
InitTracer();
foo_library();
}