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/*
*
* Copyright 2015, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <sys/time.h>
#include <sys/resource.h>
#include <sys/signal.h>
#include <thread>
#include <unistd.h>
#include <gflags/gflags.h>
#include <grpc/support/alloc.h>
#include <grpc/support/host_port.h>
#include <grpc++/config.h>
#include <grpc++/server.h>
#include <grpc++/server_builder.h>
#include <grpc++/server_context.h>
#include <grpc++/server_credentials.h>
#include <grpc++/status.h>
#include "src/cpp/server/thread_pool.h"
#include "test/core/util/grpc_profiler.h"
#include "test/cpp/qps/qpstest.pb.h"
#include <grpc/grpc.h>
#include <grpc/support/log.h>
DEFINE_bool(enable_ssl, false, "Whether to use ssl/tls.");
DEFINE_int32(port, 0, "Server port.");
DEFINE_int32(server_threads, 4, "Number of server threads.");
using grpc::Server;
using grpc::ServerBuilder;
using grpc::ServerContext;
using grpc::ThreadPool;
using grpc::testing::Payload;
using grpc::testing::PayloadType;
using grpc::testing::ServerStats;
using grpc::testing::SimpleRequest;
using grpc::testing::SimpleResponse;
using grpc::testing::StatsRequest;
using grpc::testing::TestService;
using grpc::Status;
// In some distros, gflags is in the namespace google, and in some others,
// in gflags. This hack is enabling us to find both.
namespace google { }
namespace gflags { }
using namespace google;
using namespace gflags;
static bool got_sigint = false;
static void sigint_handler(int x) { got_sigint = 1; }
static double time_double(struct timeval* tv) {
return tv->tv_sec + 1e-6 * tv->tv_usec;
}
static bool SetPayload(PayloadType type, int size, Payload* payload) {
PayloadType response_type = type;
// TODO(yangg): Support UNCOMPRESSABLE payload.
if (type != PayloadType::COMPRESSABLE) {
return false;
}
payload->set_type(response_type);
std::unique_ptr<char[]> body(new char[size]());
payload->set_body(body.get(), size);
return true;
}
namespace {
class TestServiceImpl GRPC_FINAL : public TestService::Service {
public:
Status CollectServerStats(ServerContext* context, const StatsRequest*,
ServerStats* response) {
struct rusage usage;
struct timeval tv;
gettimeofday(&tv, NULL);
getrusage(RUSAGE_SELF, &usage);
response->set_time_now(time_double(&tv));
response->set_time_user(time_double(&usage.ru_utime));
response->set_time_system(time_double(&usage.ru_stime));
return Status::OK;
}
Status UnaryCall(ServerContext* context, const SimpleRequest* request,
SimpleResponse* response) {
if (request->has_response_size() && request->response_size() > 0) {
if (!SetPayload(request->response_type(), request->response_size(),
response->mutable_payload())) {
return Status(grpc::StatusCode::INTERNAL, "Error creating payload.");
}
}
return Status::OK;
}
};
} // namespace
static void RunServer() {
char* server_address = NULL;
gpr_join_host_port(&server_address, "::", FLAGS_port);
TestServiceImpl service;
SimpleRequest request;
SimpleResponse response;
ServerBuilder builder;
builder.AddPort(server_address, grpc::InsecureServerCredentials());
builder.RegisterService(&service);
std::unique_ptr<ThreadPool> pool(new ThreadPool(FLAGS_server_threads));
builder.SetThreadPool(pool.get());
std::unique_ptr<Server> server(builder.BuildAndStart());
gpr_log(GPR_INFO, "Server listening on %s\n", server_address);
grpc_profiler_start("qps_server.prof");
while (!got_sigint) {
sleep(5);
}
grpc_profiler_stop();
gpr_free(server_address);
}
int main(int argc, char** argv) {
grpc_init();
ParseCommandLineFlags(&argc, &argv, true);
signal(SIGINT, sigint_handler);
GPR_ASSERT(FLAGS_port != 0);
GPR_ASSERT(!FLAGS_enable_ssl);
RunServer();
grpc_shutdown();
return 0;
}
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