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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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52 lines
1.6 KiB
52 lines
1.6 KiB
6 years ago
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/*
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*
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* Copyright 2019 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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#ifndef GRPCPP_OPENCENSUS_IMPL_H
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#define GRPCPP_OPENCENSUS_IMPL_H
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#include "opencensus/trace/span.h"
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namespace grpc {
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class ServerContext;
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}
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namespace grpc_impl {
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// These symbols in this file will not be included in the binary unless
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// grpc_opencensus_plugin build target was added as a dependency. At the moment
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// it is only setup to be built with Bazel.
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// Registers the OpenCensus plugin with gRPC, so that it will be used for future
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// RPCs. This must be called before any views are created.
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void RegisterOpenCensusPlugin();
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// RPC stats definitions, defined by
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// https://github.com/census-instrumentation/opencensus-specs/blob/master/stats/gRPC.md
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// Registers the cumulative gRPC views so that they will be exported by any
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// registered stats exporter. For on-task stats, construct a View using the
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// ViewDescriptors below.
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void RegisterOpenCensusViewsForExport();
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// Returns the tracing Span for the current RPC.
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::opencensus::trace::Span GetSpanFromServerContext(
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grpc::ServerContext* context);
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} // namespace grpc_impl
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#endif // GRPCPP_OPENCENSUS_IMPL_H
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