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57 lines
1.7 KiB
57 lines
1.7 KiB
// 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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