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/*
*
* Copyright 2018 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <string>
#include <thread> // NOLINT
#include <benchmark/benchmark.h>
#include "absl/base/call_once.h"
#include "absl/strings/str_cat.h"
#include "opencensus/stats/stats.h"
#include <grpc/grpc.h>
#include <grpcpp/grpcpp.h>
#include <grpcpp/opencensus.h>
#include "src/core/lib/config/core_configuration.h"
#include "src/cpp/ext/filters/census/grpc_plugin.h"
#include "src/proto/grpc/testing/echo.grpc.pb.h"
#include "test/core/util/test_config.h"
#include "test/cpp/microbenchmarks/helpers.h"
absl::once_flag once;
void RegisterOnce() { absl::call_once(once, grpc::RegisterOpenCensusPlugin); }
class EchoServer final : public grpc::testing::EchoTestService::Service {
grpc::Status Echo(grpc::ServerContext* /*context*/,
const grpc::testing::EchoRequest* request,
grpc::testing::EchoResponse* response) override {
if (request->param().expected_error().code() == 0) {
response->set_message(request->message());
return grpc::Status::OK;
} else {
return grpc::Status(static_cast<grpc::StatusCode>(
request->param().expected_error().code()),
"");
}
}
};
// An EchoServerThread object creates an EchoServer on a separate thread and
// shuts down the server and thread when it goes out of scope.
class EchoServerThread final {
public:
EchoServerThread() {
grpc::ServerBuilder builder;
int port;
builder.AddListeningPort("[::]:0", grpc::InsecureServerCredentials(),
&port);
builder.RegisterService(&service_);
server_ = builder.BuildAndStart();
if (server_ == nullptr || port == 0) {
std::abort();
}
server_address_ = absl::StrCat("[::]:", port);
server_thread_ = std::thread(&EchoServerThread::RunServerLoop, this);
}
~EchoServerThread() {
server_->Shutdown();
server_thread_.join();
}
const std::string& address() { return server_address_; }
private:
void RunServerLoop() { server_->Wait(); }
std::string server_address_;
EchoServer service_;
std::unique_ptr<grpc::Server> server_;
std::thread server_thread_;
};
static void BM_E2eLatencyCensusDisabled(benchmark::State& state) {
grpc_core::CoreConfiguration::Reset();
grpc::testing::TestGrpcScope grpc_scope;
EchoServerThread server;
std::unique_ptr<grpc::testing::EchoTestService::Stub> stub =
grpc::testing::EchoTestService::NewStub(grpc::CreateChannel(
server.address(), grpc::InsecureChannelCredentials()));
grpc::testing::EchoResponse response;
for (auto _ : state) {
grpc::testing::EchoRequest request;
grpc::ClientContext context;
grpc::Status status = stub->Echo(&context, request, &response);
}
}
BENCHMARK(BM_E2eLatencyCensusDisabled);
static void BM_E2eLatencyCensusEnabled(benchmark::State& state) {
grpc_core::CoreConfiguration::Reset();
// Now start the test by registering the plugin (once in the execution)
RegisterOnce();
// This we can safely repeat, and doing so clears accumulated data to avoid
// initialization costs varying between runs.
grpc::RegisterOpenCensusViewsForExport();
grpc::testing::TestGrpcScope grpc_scope;
EchoServerThread server;
std::unique_ptr<grpc::testing::EchoTestService::Stub> stub =
grpc::testing::EchoTestService::NewStub(grpc::CreateChannel(
server.address(), grpc::InsecureChannelCredentials()));
grpc::testing::EchoResponse response;
for (auto _ : state) {
grpc::testing::EchoRequest request;
grpc::ClientContext context;
grpc::Status status = stub->Echo(&context, request, &response);
}
}
BENCHMARK(BM_E2eLatencyCensusEnabled);
int main(int argc, char** argv) {
grpc::testing::TestEnvironment env(&argc, argv);
::benchmark::Initialize(&argc, argv);
if (::benchmark::ReportUnrecognizedArguments(argc, argv)) return 1;
::benchmark::RunSpecifiedBenchmarks();
}
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