58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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#include <memory>
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#include <utility>
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#include "opentelemetry/exporters/ostream/span_exporter_factory.h"
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#include "opentelemetry/sdk/trace/exporter.h"
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#include "opentelemetry/sdk/trace/processor.h"
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#include "opentelemetry/sdk/trace/provider.h"
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#include "opentelemetry/sdk/trace/simple_processor_factory.h"
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#include "opentelemetry/sdk/trace/tracer_provider.h"
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#include "opentelemetry/sdk/trace/tracer_provider_factory.h"
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#include "opentelemetry/trace/tracer_provider.h"
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#ifdef BAZEL_BUILD
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# include "examples/common/foo_library/foo_library.h"
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#else
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# include "foo_library/foo_library.h"
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#endif
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namespace trace_api = opentelemetry::trace;
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namespace trace_sdk = opentelemetry::sdk::trace;
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namespace trace_exporter = opentelemetry::exporter::trace;
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namespace
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{
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void InitTracer()
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{
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auto exporter = trace_exporter::OStreamSpanExporterFactory::Create();
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auto processor = trace_sdk::SimpleSpanProcessorFactory::Create(std::move(exporter));
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std::shared_ptr<opentelemetry::sdk::trace::TracerProvider> sdk_provider =
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trace_sdk::TracerProviderFactory::Create(std::move(processor));
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// Set the global trace provider
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const std::shared_ptr<opentelemetry::trace::TracerProvider> &api_provider = sdk_provider;
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trace_sdk::Provider::SetTracerProvider(api_provider);
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}
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void CleanupTracer()
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{
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std::shared_ptr<opentelemetry::trace::TracerProvider> noop;
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trace_sdk::Provider::SetTracerProvider(noop);
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}
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} // namespace
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int main(int /* argc */, char ** /* argv */)
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{
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// Removing this line will leave the default noop TracerProvider in place.
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InitTracer();
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foo_library();
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CleanupTracer();
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return 0;
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}
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