| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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. |
| |
| // brpc - A framework to host and access services throughout Baidu. |
| |
| // Date: Thu Oct 15 21:08:31 CST 2015 |
| |
| #include <sys/ioctl.h> |
| #include <sys/types.h> |
| #include <sys/socket.h> |
| #include <gtest/gtest.h> |
| #include <gflags/gflags.h> |
| #include <google/protobuf/descriptor.h> |
| #include "butil/time.h" |
| #include "butil/macros.h" |
| #include "brpc/socket.h" |
| #include "brpc/acceptor.h" |
| #include "brpc/server.h" |
| #include "brpc/policy/mongo_protocol.h" |
| #include "brpc/policy/most_common_message.h" |
| #include "brpc/controller.h" |
| #include "brpc/mongo_head.h" |
| #include "brpc/mongo_service_adaptor.h" |
| #include "brpc/policy/mongo.pb.h" |
| |
| int main(int argc, char* argv[]) { |
| testing::InitGoogleTest(&argc, argv); |
| GFLAGS_NS::ParseCommandLineFlags(&argc, &argv, true); |
| return RUN_ALL_TESTS(); |
| } |
| |
| namespace { |
| |
| static const std::string EXP_REQUEST = "hello"; |
| static const std::string EXP_RESPONSE = "world"; |
| |
| class MyEchoService : public ::brpc::policy::MongoService { |
| void default_method(::google::protobuf::RpcController*, |
| const ::brpc::policy::MongoRequest* req, |
| ::brpc::policy::MongoResponse* res, |
| ::google::protobuf::Closure* done) { |
| brpc::ClosureGuard done_guard(done); |
| |
| EXPECT_EQ(EXP_REQUEST, req->message()); |
| |
| res->mutable_header()->set_message_length( |
| sizeof(brpc::mongo_head_t) + sizeof(int32_t) * 3 + |
| sizeof(int64_t) + EXP_REQUEST.length()); |
| res->set_message(EXP_RESPONSE); |
| } |
| }; |
| |
| class MyContext : public ::brpc::MongoContext { |
| }; |
| |
| class MyMongoAdaptor : public brpc::MongoServiceAdaptor { |
| public: |
| virtual void SerializeError(int /*response_to*/, butil::IOBuf* out_buf) const { |
| brpc::mongo_head_t header = { |
| (int32_t)(sizeof(brpc::mongo_head_t) + sizeof(int32_t) * 3 + |
| sizeof(int64_t) + EXP_REQUEST.length()), |
| 0, 0, 0}; |
| out_buf->append(static_cast<const void*>(&header), sizeof(brpc::mongo_head_t)); |
| int32_t response_flags = 0; |
| int64_t cursor_id = 0; |
| int32_t starting_from = 0; |
| int32_t number_returned = 0; |
| out_buf->append(&response_flags, sizeof(response_flags)); |
| out_buf->append(&cursor_id, sizeof(cursor_id)); |
| out_buf->append(&starting_from, sizeof(starting_from)); |
| out_buf->append(&number_returned, sizeof(number_returned)); |
| out_buf->append(EXP_RESPONSE); |
| } |
| |
| virtual ::brpc::MongoContext* CreateSocketContext() const { |
| return new MyContext; |
| } |
| }; |
| |
| class MongoTest : public ::testing::Test{ |
| protected: |
| MongoTest() { |
| EXPECT_EQ(0, _server.AddService( |
| &_svc, brpc::SERVER_DOESNT_OWN_SERVICE)); |
| // Hack: Regard `_server' as running |
| _server._status = brpc::Server::RUNNING; |
| _server._options.mongo_service_adaptor = &_adaptor; |
| |
| EXPECT_EQ(0, pipe(_pipe_fds)); |
| |
| brpc::SocketId id; |
| brpc::SocketOptions options; |
| options.fd = _pipe_fds[1]; |
| EXPECT_EQ(0, brpc::Socket::Create(options, &id)); |
| EXPECT_EQ(0, brpc::Socket::Address(id, &_socket)); |
| }; |
| |
| virtual ~MongoTest() {}; |
| virtual void SetUp() {}; |
| virtual void TearDown() {}; |
| |
| void ProcessMessage(void (*process)(brpc::InputMessageBase*), |
| brpc::InputMessageBase* msg, bool set_eof) { |
| if (msg->_socket == NULL) { |
| _socket->ReAddress(&msg->_socket); |
| } |
| msg->_arg = &_server; |
| _socket->PostponeEOF(); |
| if (set_eof) { |
| _socket->SetEOF(); |
| } |
| (*process)(msg); |
| } |
| |
| brpc::policy::MostCommonMessage* MakeRequestMessage( |
| brpc::mongo_head_t* head) { |
| head->message_length = sizeof(head) + EXP_REQUEST.length(); |
| head->op_code = brpc::MONGO_OPCODE_REPLY; |
| brpc::policy::MostCommonMessage* msg = |
| brpc::policy::MostCommonMessage::Get(); |
| msg->meta.append(&head, sizeof(head)); |
| msg->payload.append(EXP_REQUEST); |
| return msg; |
| } |
| |
| void CheckEmptyResponse() { |
| int bytes_in_pipe = 0; |
| ioctl(_pipe_fds[0], FIONREAD, &bytes_in_pipe); |
| EXPECT_EQ(0, bytes_in_pipe); |
| } |
| |
| int _pipe_fds[2]; |
| brpc::SocketUniquePtr _socket; |
| brpc::Server _server; |
| MyMongoAdaptor _adaptor; |
| |
| MyEchoService _svc; |
| }; |
| |
| TEST_F(MongoTest, process_request_logoff) { |
| brpc::mongo_head_t header = { 0, 0, 0, 0 }; |
| header.op_code = brpc::MONGO_OPCODE_REPLY; |
| header.message_length = sizeof(header) + EXP_REQUEST.length(); |
| butil::IOBuf total_buf; |
| total_buf.append(static_cast<const void*>(&header), sizeof(header)); |
| total_buf.append(EXP_REQUEST); |
| brpc::ParseResult req_pr = brpc::policy::ParseMongoMessage( |
| &total_buf, _socket.get(), false, &_server); |
| ASSERT_EQ(brpc::PARSE_OK, req_pr.error()); |
| _server._status = brpc::Server::READY; |
| ProcessMessage(brpc::policy::ProcessMongoRequest, req_pr.message(), false); |
| ASSERT_EQ(1ll, _server._nerror_bvar.get_value()); |
| } |
| |
| TEST_F(MongoTest, process_request_failed_socket) { |
| brpc::mongo_head_t header = { 0, 0, 0, 0 }; |
| header.op_code = brpc::MONGO_OPCODE_REPLY; |
| header.message_length = sizeof(header) + EXP_REQUEST.length(); |
| butil::IOBuf total_buf; |
| total_buf.append(static_cast<const void*>(&header), sizeof(header)); |
| total_buf.append(EXP_REQUEST); |
| brpc::ParseResult req_pr = brpc::policy::ParseMongoMessage( |
| &total_buf, _socket.get(), false, &_server); |
| ASSERT_EQ(brpc::PARSE_OK, req_pr.error()); |
| _socket->SetFailed(); |
| ProcessMessage(brpc::policy::ProcessMongoRequest, req_pr.message(), false); |
| ASSERT_EQ(0ll, _server._nerror_bvar.get_value()); |
| } |
| |
| TEST_F(MongoTest, complete_flow) { |
| butil::IOBuf request_buf; |
| butil::IOBuf total_buf; |
| brpc::Controller cntl; |
| brpc::policy::MongoRequest req; |
| brpc::policy::MongoResponse res; |
| cntl._response = &res; |
| |
| // Assemble request |
| brpc::mongo_head_t header = { 0, 0, 0, 0 }; |
| header.message_length = sizeof(header) + EXP_REQUEST.length(); |
| total_buf.append(static_cast<const void*>(&header), sizeof(header)); |
| total_buf.append(EXP_REQUEST); |
| |
| const size_t old_size = total_buf.size(); |
| // Handle request |
| brpc::ParseResult req_pr = |
| brpc::policy::ParseMongoMessage(&total_buf, _socket.get(), false, &_server); |
| // head.op_code does not fit. |
| ASSERT_EQ(brpc::PARSE_ERROR_TRY_OTHERS, req_pr.error()); |
| // no data should be consumed. |
| ASSERT_EQ(old_size, total_buf.size()); |
| header.op_code = brpc::MONGO_OPCODE_REPLY; |
| total_buf.clear(); |
| total_buf.append(static_cast<const void*>(&header), sizeof(header)); |
| total_buf.append(EXP_REQUEST); |
| req_pr = brpc::policy::ParseMongoMessage(&total_buf, _socket.get(), false, &_server); |
| ASSERT_EQ(brpc::PARSE_OK, req_pr.error()); |
| brpc::InputMessageBase* req_msg = req_pr.message(); |
| ProcessMessage(brpc::policy::ProcessMongoRequest, req_msg, false); |
| |
| // Read response from pipe |
| butil::IOPortal response_buf; |
| response_buf.append_from_file_descriptor(_pipe_fds[0], 1024); |
| char buf[sizeof(brpc::mongo_head_t)]; |
| const brpc::mongo_head_t *phead = static_cast<const brpc::mongo_head_t*>( |
| response_buf.fetch(buf, sizeof(buf))); |
| response_buf.cutn(&header, sizeof(header)); |
| response_buf.cutn(buf, sizeof(int32_t)); |
| response_buf.cutn(buf, sizeof(int64_t)); |
| response_buf.cutn(buf, sizeof(int32_t)); |
| response_buf.cutn(buf, sizeof(int32_t)); |
| char msg_buf[200]; |
| int msg_length = phead->message_length - sizeof(brpc::mongo_head_t) - sizeof(int32_t) * 3 - |
| sizeof(int64_t); |
| response_buf.cutn(msg_buf, msg_length); |
| msg_buf[msg_length] = '\0'; |
| |
| ASSERT_FALSE(cntl.Failed()); |
| ASSERT_STREQ(EXP_RESPONSE.c_str(), msg_buf); |
| } |
| } //namespace |