| /* |
| * |
| * 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/log.h> |
| #include <grpc/support/time.h> |
| #include <grpcpp/channel.h> |
| #include <grpcpp/client_context.h> |
| #include <grpcpp/create_channel.h> |
| #include <grpcpp/server.h> |
| #include <grpcpp/server_builder.h> |
| #include <grpcpp/server_context.h> |
| |
| #include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h" |
| #include "src/proto/grpc/testing/echo.grpc.pb.h" |
| #include "test/core/util/port.h" |
| #include "test/core/util/test_config.h" |
| #include "test/cpp/util/subprocess.h" |
| |
| #include <gtest/gtest.h> |
| |
| using grpc::testing::EchoRequest; |
| using grpc::testing::EchoResponse; |
| using std::chrono::system_clock; |
| |
| static std::string g_root; |
| |
| namespace grpc { |
| namespace testing { |
| |
| namespace { |
| |
| class ServiceImpl final : public ::grpc::testing::EchoTestService::Service { |
| public: |
| ServiceImpl() : bidi_stream_count_(0), response_stream_count_(0) {} |
| |
| Status BidiStream( |
| ServerContext* context, |
| ServerReaderWriter<EchoResponse, EchoRequest>* stream) override { |
| bidi_stream_count_++; |
| EchoRequest request; |
| EchoResponse response; |
| while (stream->Read(&request)) { |
| gpr_log(GPR_INFO, "recv msg %s", request.message().c_str()); |
| response.set_message(request.message()); |
| stream->Write(response); |
| gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), |
| gpr_time_from_seconds(1, GPR_TIMESPAN))); |
| } |
| return Status::OK; |
| } |
| |
| Status ResponseStream(ServerContext* context, const EchoRequest* request, |
| ServerWriter<EchoResponse>* writer) override { |
| EchoResponse response; |
| response_stream_count_++; |
| for (int i = 0;; i++) { |
| std::ostringstream msg; |
| msg << "Hello " << i; |
| response.set_message(msg.str()); |
| if (!writer->Write(response)) break; |
| gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), |
| gpr_time_from_seconds(1, GPR_TIMESPAN))); |
| } |
| return Status::OK; |
| } |
| |
| int bidi_stream_count() { return bidi_stream_count_; } |
| |
| int response_stream_count() { return response_stream_count_; } |
| |
| private: |
| int bidi_stream_count_; |
| int response_stream_count_; |
| }; |
| |
| class CrashTest : public ::testing::Test { |
| protected: |
| CrashTest() {} |
| |
| std::unique_ptr<Server> CreateServerAndClient(const std::string& mode) { |
| auto port = grpc_pick_unused_port_or_die(); |
| std::ostringstream addr_stream; |
| addr_stream << "localhost:" << port; |
| auto addr = addr_stream.str(); |
| client_.reset(new SubProcess({g_root + "/server_crash_test_client", |
| "--address=" + addr, "--mode=" + mode})); |
| GPR_ASSERT(client_); |
| |
| ServerBuilder builder; |
| builder.AddListeningPort(addr, grpc::InsecureServerCredentials()); |
| builder.RegisterService(&service_); |
| return builder.BuildAndStart(); |
| } |
| |
| void KillClient() { client_.reset(); } |
| |
| bool HadOneBidiStream() { return service_.bidi_stream_count() == 1; } |
| |
| bool HadOneResponseStream() { return service_.response_stream_count() == 1; } |
| |
| private: |
| std::unique_ptr<SubProcess> client_; |
| ServiceImpl service_; |
| }; |
| |
| TEST_F(CrashTest, ResponseStream) { |
| auto server = CreateServerAndClient("response"); |
| |
| gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), |
| gpr_time_from_seconds(60, GPR_TIMESPAN))); |
| KillClient(); |
| server->Shutdown(); |
| GPR_ASSERT(HadOneResponseStream()); |
| } |
| |
| TEST_F(CrashTest, BidiStream) { |
| auto server = CreateServerAndClient("bidi"); |
| |
| gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), |
| gpr_time_from_seconds(60, GPR_TIMESPAN))); |
| KillClient(); |
| server->Shutdown(); |
| GPR_ASSERT(HadOneBidiStream()); |
| } |
| |
| } // namespace |
| |
| } // namespace testing |
| } // namespace grpc |
| |
| int main(int argc, char** argv) { |
| std::string me = argv[0]; |
| auto lslash = me.rfind('/'); |
| if (lslash != std::string::npos) { |
| g_root = me.substr(0, lslash); |
| } else { |
| g_root = "."; |
| } |
| |
| grpc_test_init(argc, argv); |
| ::testing::InitGoogleTest(&argc, argv); |
| return RUN_ALL_TESTS(); |
| } |