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- // 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
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