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