net/quic/quic_end_to_end_unittest.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/basictypes.h"
   6 #include "base/compiler_specific.h"
   7 #include "base/memory/scoped_ptr.h"
   8 #include "base/stl_util.h"
   9 #include "base/strings/string_number_conversions.h"
  10 #include "net/base/elements_upload_data_stream.h"
  11 #include "net/base/test_completion_callback.h"
  12 #include "net/base/upload_bytes_element_reader.h"
  13 #include "net/base/upload_data_stream.h"
  14 #include "net/cert/mock_cert_verifier.h"
  15 #include "net/dns/mapped_host_resolver.h"
  16 #include "net/dns/mock_host_resolver.h"
  17 #include "net/http/http_auth_handler_factory.h"
  18 #include "net/http/http_network_session.h"
  19 #include "net/http/http_network_transaction.h"
  20 #include "net/http/http_server_properties_impl.h"
  21 #include "net/http/http_transaction_test_util.h"
  22 #include "net/http/transport_security_state.h"
  23 #include "net/proxy/proxy_service.h"
  24 #include "net/quic/test_tools/quic_test_utils.h"
  25 #include "net/ssl/ssl_config_service_defaults.h"
  26 #include "net/tools/quic/quic_in_memory_cache.h"
  27 #include "net/tools/quic/quic_server.h"
  28 #include "net/tools/quic/test_tools/quic_in_memory_cache_peer.h"
  29 #include "net/tools/quic/test_tools/server_thread.h"
  30 #include "testing/gtest/include/gtest/gtest.h"
  31 #include "testing/platform_test.h"
  32
  33 using base::StringPiece;
  34 using net::tools::QuicInMemoryCache;
  35 using net::tools::QuicServer;
  36 using net::tools::test::QuicInMemoryCachePeer;
  37 using net::tools::test::ServerThread;
  38
  39 namespace net {
  40 namespace test {
  41
  42 namespace {
  43
  44 const char kResponseBody[] = "some arbitrary response body";
  45
  46 // Factory for creating HttpTransactions, used by TestTransactionConsumer.
  47 class TestTransactionFactory : public HttpTransactionFactory {
  48  public:
  49   TestTransactionFactory(const HttpNetworkSession::Params& params)
  50       : session_(new HttpNetworkSession(params)) {}
  51
  52   virtual ~TestTransactionFactory() {
  53   }
  54
  55   // HttpTransactionFactory methods
  56   virtual int CreateTransaction(RequestPriority priority,
  57                                 scoped_ptr<HttpTransaction>* trans) override {
  58     trans->reset(new HttpNetworkTransaction(priority, session_.get()));
  59     return OK;
  60   }
  61
  62   virtual HttpCache* GetCache() override {
  63     return nullptr;
  64   }
  65
  66   virtual HttpNetworkSession* GetSession() override { return session_.get(); };
  67
  68  private:
  69   scoped_refptr<HttpNetworkSession> session_;
  70 };
  71
  72 }  // namespace
  73
  74 class QuicEndToEndTest : public PlatformTest {
  75  protected:
  76   QuicEndToEndTest()
  77       : host_resolver_impl_(CreateResolverImpl()),
  78         host_resolver_(host_resolver_impl_.Pass()),
  79         ssl_config_service_(new SSLConfigServiceDefaults),
  80         proxy_service_(ProxyService::CreateDirect()),
  81         auth_handler_factory_(
  82             HttpAuthHandlerFactory::CreateDefault(&host_resolver_)),
  83         strike_register_no_startup_period_(false) {
  84     request_.method = "GET";
  85     request_.url = GURL("http://www.google.com/");
  86     request_.load_flags = 0;
  87
  88     params_.enable_quic = true;
  89     params_.quic_clock = nullptr;
  90     params_.quic_random = nullptr;
  91     params_.host_resolver = &host_resolver_;
  92     params_.cert_verifier = &cert_verifier_;
  93     params_.transport_security_state = &transport_security_state_;
  94     params_.proxy_service = proxy_service_.get();
  95     params_.ssl_config_service = ssl_config_service_.get();
  96     params_.http_auth_handler_factory = auth_handler_factory_.get();
  97     params_.http_server_properties = http_server_properties.GetWeakPtr();
  98   }
  99
 100   // Creates a mock host resolver in which www.google.com
 101   // resolves to localhost.
 102   static MockHostResolver* CreateResolverImpl() {
 103     MockHostResolver* resolver = new MockHostResolver();
 104     resolver->rules()->AddRule("www.google.com", "127.0.0.1");
 105     return resolver;
 106   }
 107
 108   virtual void SetUp() {
 109     QuicInMemoryCachePeer::ResetForTests();
 110     StartServer();
 111
 112     // Use a mapped host resolver so that request for www.google.com (port 80)
 113     // reach the server running on localhost.
 114     std::string map_rule = "MAP www.google.com www.google.com:" +
 115         base::IntToString(server_thread_->GetPort());
 116     EXPECT_TRUE(host_resolver_.AddRuleFromString(map_rule));
 117
 118     // To simplify the test, and avoid the race with the HTTP request, we force
 119     // QUIC for these requests.
 120     params_.origin_to_force_quic_on =
 121         HostPortPair::FromString("www.google.com:80");
 122
 123     transaction_factory_.reset(new TestTransactionFactory(params_));
 124   }
 125
 126   virtual void TearDown() {
 127     StopServer();
 128     QuicInMemoryCachePeer::ResetForTests();
 129   }
 130
 131   // Starts the QUIC server listening on a random port.
 132   void StartServer() {
 133     net::IPAddressNumber ip;
 134     CHECK(net::ParseIPLiteralToNumber("127.0.0.1", &ip));
 135     server_address_ = IPEndPoint(ip, 0);
 136     server_config_.SetInitialFlowControlWindowToSend(
 137         kInitialSessionFlowControlWindowForTest);
 138     server_config_.SetInitialStreamFlowControlWindowToSend(
 139         kInitialStreamFlowControlWindowForTest);
 140     server_config_.SetInitialSessionFlowControlWindowToSend(
 141         kInitialSessionFlowControlWindowForTest);
 142     server_thread_.reset(new ServerThread(
 143          new QuicServer(server_config_, QuicSupportedVersions()),
 144          server_address_,
 145          strike_register_no_startup_period_));
 146     server_thread_->Initialize();
 147     server_address_ = IPEndPoint(server_address_.address(),
 148                                  server_thread_->GetPort());
 149     server_thread_->Start();
 150     server_started_ = true;
 151   }
 152
 153   // Stops the QUIC server.
 154   void StopServer() {
 155     if (!server_started_) {
 156       return;
 157     }
 158     if (server_thread_.get()) {
 159       server_thread_->Quit();
 160       server_thread_->Join();
 161     }
 162   }
 163
 164   // Adds an entry to the cache used by the QUIC server to serve
 165   // responses.
 166   void AddToCache(const StringPiece& method,
 167                   const StringPiece& path,
 168                   const StringPiece& version,
 169                   const StringPiece& response_code,
 170                   const StringPiece& response_detail,
 171                   const StringPiece& body) {
 172     QuicInMemoryCache::GetInstance()->AddSimpleResponse(
 173         method, path, version, response_code, response_detail, body);
 174   }
 175
 176   // Populates |request_body_| with |length_| ASCII bytes.
 177   void GenerateBody(size_t length) {
 178     request_body_.clear();
 179     request_body_.reserve(length);
 180     for (size_t i = 0; i < length; ++i) {
 181       request_body_.append(1, static_cast<char>(32 + i % (126 - 32)));
 182     }
 183   }
 184
 185   // Initializes |request_| for a post of |length| bytes.
 186   void InitializePostRequest(size_t length) {
 187     GenerateBody(length);
 188     ScopedVector<UploadElementReader> element_readers;
 189     element_readers.push_back(
 190         new UploadBytesElementReader(request_body_.data(),
 191                                      request_body_.length()));
 192     upload_data_stream_.reset(
 193         new ElementsUploadDataStream(element_readers.Pass(), 0));
 194     request_.method = "POST";
 195     request_.url = GURL("http://www.google.com/");
 196     request_.upload_data_stream = upload_data_stream_.get();
 197     ASSERT_EQ(OK, request_.upload_data_stream->Init(CompletionCallback()));
 198   }
 199
 200   // Checks that |consumer| completed and received |status_line| and |body|.
 201   void CheckResponse(const TestTransactionConsumer& consumer,
 202                      const std::string& status_line,
 203                      const std::string& body) {
 204     ASSERT_TRUE(consumer.is_done());
 205     EXPECT_EQ(OK, consumer.error());
 206     EXPECT_EQ(status_line,
 207               consumer.response_info()->headers->GetStatusLine());
 208     EXPECT_EQ(body, consumer.content());
 209   }
 210
 211   scoped_ptr<MockHostResolver> host_resolver_impl_;
 212   MappedHostResolver host_resolver_;
 213   MockCertVerifier cert_verifier_;
 214   TransportSecurityState transport_security_state_;
 215   scoped_refptr<SSLConfigServiceDefaults> ssl_config_service_;
 216   scoped_ptr<ProxyService> proxy_service_;
 217   scoped_ptr<HttpAuthHandlerFactory> auth_handler_factory_;
 218   HttpServerPropertiesImpl http_server_properties;
 219   HttpNetworkSession::Params params_;
 220   scoped_ptr<TestTransactionFactory> transaction_factory_;
 221   HttpRequestInfo request_;
 222   std::string request_body_;
 223   scoped_ptr<UploadDataStream> upload_data_stream_;
 224   scoped_ptr<ServerThread> server_thread_;
 225   IPEndPoint server_address_;
 226   std::string server_hostname_;
 227   QuicConfig server_config_;
 228   bool server_started_;
 229   bool strike_register_no_startup_period_;
 230 };
 231
 232 TEST_F(QuicEndToEndTest, LargeGetWithNoPacketLoss) {
 233   std::string response(10 * 1024, 'x');
 234
 235   AddToCache("GET", request_.url.spec(),
 236              "HTTP/1.1", "200", "OK",
 237              response);
 238
 239   TestTransactionConsumer consumer(DEFAULT_PRIORITY,
 240                                    transaction_factory_.get());
 241   consumer.Start(&request_, BoundNetLog());
 242
 243   // Will terminate when the last consumer completes.
 244   base::MessageLoop::current()->Run();
 245
 246   CheckResponse(consumer, "HTTP/1.1 200 OK", response);
 247 }
 248
 249 // http://crbug.com/307284
 250 TEST_F(QuicEndToEndTest, DISABLED_LargePostWithNoPacketLoss) {
 251   InitializePostRequest(10 * 1024 * 1024);
 252
 253   AddToCache("POST", request_.url.spec(),
 254              "HTTP/1.1", "200", "OK",
 255              kResponseBody);
 256
 257   TestTransactionConsumer consumer(DEFAULT_PRIORITY,
 258                                    transaction_factory_.get());
 259   consumer.Start(&request_, BoundNetLog());
 260
 261   // Will terminate when the last consumer completes.
 262   base::MessageLoop::current()->Run();
 263
 264   CheckResponse(consumer, "HTTP/1.1 200 OK", kResponseBody);
 265 }
 266
 267 TEST_F(QuicEndToEndTest, LargePostWithPacketLoss) {
 268   // FLAGS_fake_packet_loss_percentage = 30;
 269   InitializePostRequest(1024 * 1024);
 270
 271   const char kResponseBody[] = "some really big response body";
 272   AddToCache("POST", request_.url.spec(),
 273              "HTTP/1.1", "200", "OK",
 274              kResponseBody);
 275
 276   TestTransactionConsumer consumer(DEFAULT_PRIORITY,
 277                                    transaction_factory_.get());
 278   consumer.Start(&request_, BoundNetLog());
 279
 280   // Will terminate when the last consumer completes.
 281   base::MessageLoop::current()->Run();
 282
 283   CheckResponse(consumer, "HTTP/1.1 200 OK", kResponseBody);
 284 }
 285
 286 TEST_F(QuicEndToEndTest, UberTest) {
 287   // FLAGS_fake_packet_loss_percentage = 30;
 288
 289   const char kResponseBody[] = "some really big response body";
 290   AddToCache("GET", request_.url.spec(),
 291              "HTTP/1.1", "200", "OK",
 292              kResponseBody);
 293
 294   std::vector<TestTransactionConsumer*> consumers;
 295   size_t num_requests = 100;
 296   for (size_t i = 0; i < num_requests; ++i) {
 297       TestTransactionConsumer* consumer =
 298           new TestTransactionConsumer(DEFAULT_PRIORITY,
 299                                       transaction_factory_.get());
 300       consumers.push_back(consumer);
 301       consumer->Start(&request_, BoundNetLog());
 302   }
 303
 304   // Will terminate when the last consumer completes.
 305   base::MessageLoop::current()->Run();
 306
 307   for (size_t i = 0; i < num_requests; ++i) {
 308     CheckResponse(*consumers[i], "HTTP/1.1 200 OK", kResponseBody);
 309   }
 310   STLDeleteElements(&consumers);
 311 }
 312
 313 }  // namespace test
 314 }  // namespace net