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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: Sun Jul 13 15:04:18 CST 2014
- #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/nova_pbrpc_protocol.h"
- #include "brpc/policy/most_common_message.h"
- #include "brpc/controller.h"
- #include "echo.pb.h"
- namespace {
- static const std::string EXP_REQUEST = "hello";
- static const std::string EXP_RESPONSE = "world";
- static const std::string MOCK_CREDENTIAL = "mock credential";
- static const std::string MOCK_USER = "mock user";
- class MyAuthenticator : public brpc::Authenticator {
- public:
- MyAuthenticator() {}
- int GenerateCredential(std::string* auth_str) const {
- *auth_str = MOCK_CREDENTIAL;
- return 0;
- }
- int VerifyCredential(const std::string& auth_str,
- const butil::EndPoint&,
- brpc::AuthContext* ctx) const {
- EXPECT_EQ(MOCK_CREDENTIAL, auth_str);
- ctx->set_user(MOCK_USER);
- return 0;
- }
- };
- class MyEchoService : public ::test::EchoService {
- void Echo(::google::protobuf::RpcController* cntl_base,
- const ::test::EchoRequest* req,
- ::test::EchoResponse* res,
- ::google::protobuf::Closure* done) {
- brpc::Controller* cntl =
- static_cast<brpc::Controller*>(cntl_base);
- brpc::ClosureGuard done_guard(done);
- if (req->close_fd()) {
- cntl->CloseConnection("Close connection according to request");
- return;
- }
- EXPECT_EQ(EXP_REQUEST, req->message());
- res->set_message(EXP_RESPONSE);
- }
- };
-
- class NovaTest : public ::testing::Test{
- protected:
- NovaTest() {
- EXPECT_EQ(0, _server.AddService(
- &_svc, brpc::SERVER_DOESNT_OWN_SERVICE));
- // Hack: Regard `_server' as running
- _server._status = brpc::Server::RUNNING;
- _server._options.nshead_service = new brpc::policy::NovaServiceAdaptor;
- // Nova doesn't support authentication
- // _server._options.auth = &_auth;
-
- 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 ~NovaTest() {};
- virtual void SetUp() {};
- virtual void TearDown() {};
- void VerifyMessage(brpc::InputMessageBase* msg) {
- if (msg->_socket == NULL) {
- _socket->ReAddress(&msg->_socket);
- }
- msg->_arg = &_server;
- EXPECT_TRUE(brpc::policy::VerifyNsheadRequest(msg));
- }
- 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(
- const brpc::nshead_t& head) {
- brpc::policy::MostCommonMessage* msg =
- brpc::policy::MostCommonMessage::Get();
- msg->meta.append(&head, sizeof(head));
- test::EchoRequest req;
- req.set_message(EXP_REQUEST);
- butil::IOBufAsZeroCopyOutputStream req_stream(&msg->payload);
- EXPECT_TRUE(req.SerializeToZeroCopyStream(&req_stream));
- return msg;
- }
- brpc::policy::MostCommonMessage* MakeResponseMessage() {
- brpc::policy::MostCommonMessage* msg =
- brpc::policy::MostCommonMessage::Get();
- brpc::nshead_t head;
- memset(&head, 0, sizeof(head));
- msg->meta.append(&head, sizeof(head));
-
- test::EchoResponse res;
- res.set_message(EXP_RESPONSE);
- butil::IOBufAsZeroCopyOutputStream res_stream(&msg->payload);
- EXPECT_TRUE(res.SerializeToZeroCopyStream(&res_stream));
- 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;
- MyEchoService _svc;
- MyAuthenticator _auth;
- };
- TEST_F(NovaTest, process_request_failed_socket) {
- brpc::nshead_t head;
- memset(&head, 0, sizeof(head));
- brpc::policy::MostCommonMessage* msg = MakeRequestMessage(head);
- _socket->SetFailed();
- ProcessMessage(brpc::policy::ProcessNsheadRequest, msg, false);
- ASSERT_EQ(0ll, _server._nerror_bvar.get_value());
- CheckEmptyResponse();
- }
- TEST_F(NovaTest, process_request_logoff) {
- brpc::nshead_t head;
- head.reserved = 0;
- brpc::policy::MostCommonMessage* msg = MakeRequestMessage(head);
- _server._status = brpc::Server::READY;
- ProcessMessage(brpc::policy::ProcessNsheadRequest, msg, false);
- ASSERT_EQ(1ll, _server._nerror_bvar.get_value());
- ASSERT_TRUE(_socket->Failed());
- CheckEmptyResponse();
- }
- TEST_F(NovaTest, process_request_wrong_method) {
- brpc::nshead_t head;
- head.reserved = 10;
- brpc::policy::MostCommonMessage* msg = MakeRequestMessage(head);
- ProcessMessage(brpc::policy::ProcessNsheadRequest, msg, false);
- ASSERT_EQ(1ll, _server._nerror_bvar.get_value());
- ASSERT_TRUE(_socket->Failed());
- CheckEmptyResponse();
- }
- TEST_F(NovaTest, process_response_after_eof) {
- test::EchoResponse res;
- brpc::Controller cntl;
- cntl._response = &res;
- brpc::policy::MostCommonMessage* msg = MakeResponseMessage();
- _socket->set_correlation_id(cntl.call_id().value);
- ProcessMessage(brpc::policy::ProcessNovaResponse, msg, true);
- ASSERT_EQ(EXP_RESPONSE, res.message());
- ASSERT_TRUE(_socket->Failed());
- }
- TEST_F(NovaTest, complete_flow) {
- butil::IOBuf request_buf;
- butil::IOBuf total_buf;
- brpc::Controller cntl;
- test::EchoRequest req;
- test::EchoResponse res;
- cntl._response = &res;
- cntl._connection_type = brpc::CONNECTION_TYPE_SHORT;
- ASSERT_EQ(0, brpc::Socket::Address(_socket->id(), &cntl._current_call.sending_sock));
- // Send request
- req.set_message(EXP_REQUEST);
- brpc::SerializeRequestDefault(&request_buf, &cntl, &req);
- ASSERT_FALSE(cntl.Failed());
- brpc::policy::PackNovaRequest(
- &total_buf, NULL, cntl.call_id().value,
- test::EchoService::descriptor()->method(0), &cntl, request_buf, &_auth);
- ASSERT_FALSE(cntl.Failed());
- // Verify and handle request
- brpc::ParseResult req_pr =
- brpc::policy::ParseNsheadMessage(&total_buf, NULL, false, NULL);
- ASSERT_EQ(brpc::PARSE_OK, req_pr.error());
- brpc::InputMessageBase* req_msg = req_pr.message();
- VerifyMessage(req_msg);
- ProcessMessage(brpc::policy::ProcessNsheadRequest, req_msg, false);
- // Read response from pipe
- butil::IOPortal response_buf;
- response_buf.append_from_file_descriptor(_pipe_fds[0], 1024);
- brpc::ParseResult res_pr =
- brpc::policy::ParseNsheadMessage(&response_buf, NULL, false, NULL);
- ASSERT_EQ(brpc::PARSE_OK, res_pr.error());
- brpc::InputMessageBase* res_msg = res_pr.message();
- ProcessMessage(brpc::policy::ProcessNovaResponse, res_msg, false);
- ASSERT_FALSE(cntl.Failed()) << cntl.ErrorText();
- ASSERT_EQ(EXP_RESPONSE, res.message());
- }
- TEST_F(NovaTest, close_in_callback) {
- butil::IOBuf request_buf;
- butil::IOBuf total_buf;
- brpc::Controller cntl;
- test::EchoRequest req;
- cntl._connection_type = brpc::CONNECTION_TYPE_SHORT;
- ASSERT_EQ(0, brpc::Socket::Address(_socket->id(), &cntl._current_call.sending_sock));
- // Send request
- req.set_message(EXP_REQUEST);
- req.set_close_fd(true);
- brpc::SerializeRequestDefault(&request_buf, &cntl, &req);
- ASSERT_FALSE(cntl.Failed());
- brpc::policy::PackNovaRequest(
- &total_buf, NULL, cntl.call_id().value,
- test::EchoService::descriptor()->method(0), &cntl, request_buf, &_auth);
- ASSERT_FALSE(cntl.Failed());
- // Handle request
- brpc::ParseResult req_pr =
- brpc::policy::ParseNsheadMessage(&total_buf, NULL, false, NULL);
- ASSERT_EQ(brpc::PARSE_OK, req_pr.error());
- brpc::InputMessageBase* req_msg = req_pr.message();
- ProcessMessage(brpc::policy::ProcessNsheadRequest, req_msg, false);
- // Socket should be closed
- ASSERT_TRUE(_socket->Failed());
- }
- } //namespace
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