The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#) https://grpc.io/
 
 
 
 
 
 

138 lines
4.1 KiB

//
//
// Copyright 2015 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 <grpc/grpc.h>
#include <grpc/support/alloc.h>
#include <grpcpp/security/server_credentials.h>
#include <grpcpp/server.h>
#include <grpcpp/server_context.h>
#include "src/core/lib/gprpp/host_port.h"
#include "src/proto/grpc/testing/benchmark_service.grpc.pb.h"
#include "test/cpp/qps/qps_server_builder.h"
#include "test/cpp/qps/server.h"
#include "test/cpp/qps/usage_timer.h"
namespace grpc {
namespace testing {
class BenchmarkCallbackServiceImpl final
: public BenchmarkService::CallbackService {
public:
grpc::ServerUnaryReactor* UnaryCall(grpc::CallbackServerContext* context,
const SimpleRequest* request,
SimpleResponse* response) override {
auto* reactor = context->DefaultReactor();
reactor->Finish(SetResponse(request, response));
return reactor;
}
grpc::ServerBidiReactor<grpc::testing::SimpleRequest,
grpc::testing::SimpleResponse>*
StreamingCall(grpc::CallbackServerContext*) override {
class Reactor
: public grpc::ServerBidiReactor<grpc::testing::SimpleRequest,
grpc::testing::SimpleResponse> {
public:
Reactor() { StartRead(&request_); }
void OnReadDone(bool ok) override {
if (!ok) {
Finish(grpc::Status::OK);
return;
}
auto s = SetResponse(&request_, &response_);
if (!s.ok()) {
Finish(s);
return;
}
StartWrite(&response_);
}
void OnWriteDone(bool ok) override {
if (!ok) {
Finish(grpc::Status::OK);
return;
}
StartRead(&request_);
}
void OnDone() override { delete (this); }
private:
SimpleRequest request_;
SimpleResponse response_;
};
return new Reactor;
}
private:
static Status SetResponse(const SimpleRequest* request,
SimpleResponse* response) {
if (request->response_size() > 0) {
if (!Server::SetPayload(request->response_type(),
request->response_size(),
response->mutable_payload())) {
return Status(grpc::StatusCode::INTERNAL, "Error creating payload.");
}
}
return Status::OK;
}
};
class CallbackServer final : public grpc::testing::Server {
public:
explicit CallbackServer(const ServerConfig& config) : Server(config) {
std::unique_ptr<ServerBuilder> builder = CreateQpsServerBuilder();
auto port_num = port();
// Negative port number means inproc server, so no listen port needed
if (port_num >= 0) {
std::string server_address = grpc_core::JoinHostPort("::", port_num);
builder->AddListeningPort(
server_address, Server::CreateServerCredentials(config), &port_num);
}
ApplyConfigToBuilder(config, builder.get());
builder->RegisterService(&service_);
impl_ = builder->BuildAndStart();
if (impl_ == nullptr) {
gpr_log(GPR_ERROR, "Server: Fail to BuildAndStart(port=%d)", port_num);
} else {
gpr_log(GPR_INFO, "Server: BuildAndStart(port=%d)", port_num);
}
}
std::shared_ptr<Channel> InProcessChannel(
const ChannelArguments& args) override {
return impl_->InProcessChannel(args);
}
private:
BenchmarkCallbackServiceImpl service_;
std::unique_ptr<grpc::Server> impl_;
};
std::unique_ptr<grpc::testing::Server> CreateCallbackServer(
const ServerConfig& config) {
return std::unique_ptr<Server>(new CallbackServer(config));
}
} // namespace testing
} // namespace grpc