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- // Copyright 2017 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include <inttypes.h>
- #include <memory>
- #include "base/bind.h"
- #include "base/callback.h"
- #include "base/files/file_path.h"
- #include "base/memory/ref_counted_memory.h"
- #include "base/run_loop.h"
- #include "base/strings/stringprintf.h"
- #include "base/task/single_thread_task_runner.h"
- #include "base/test/task_environment.h"
- #include "base/time/time.h"
- #include "base/trace_event/memory_dump_manager.h"
- #include "base/trace_event/memory_dump_manager_test_utils.h"
- #include "base/trace_event/memory_dump_request_args.h"
- #include "base/trace_event/process_memory_dump.h"
- #include "base/trace_event/trace_config.h"
- #include "base/trace_event/traced_value.h"
- #include "net/base/load_timing_info.h"
- #include "net/cert/mock_cert_verifier.h"
- #include "net/dns/mapped_host_resolver.h"
- #include "net/dns/mock_host_resolver.h"
- #include "net/http/http_network_session.h"
- #include "net/http/http_status_code.h"
- #include "net/quic/crypto/proof_source_chromium.h"
- #include "net/quic/quic_context.h"
- #include "net/test/cert_test_util.h"
- #include "net/test/embedded_test_server/embedded_test_server.h"
- #include "net/test/embedded_test_server/http_response.h"
- #include "net/test/gtest_util.h"
- #include "net/test/test_data_directory.h"
- #include "net/third_party/quiche/src/quiche/quic/test_tools/crypto_test_utils.h"
- #include "net/third_party/quiche/src/quiche/quic/tools/quic_memory_cache_backend.h"
- #include "net/tools/quic/quic_simple_server.h"
- #include "net/traffic_annotation/network_traffic_annotation_test_helper.h"
- #include "net/url_request/url_request.h"
- #include "net/url_request/url_request_context.h"
- #include "net/url_request/url_request_context_builder.h"
- #include "net/url_request/url_request_test_util.h"
- #include "testing/gmock/include/gmock/gmock.h"
- #include "testing/gtest/include/gtest/gtest.h"
- #include "testing/perf/perf_result_reporter.h"
- #include "url/gurl.h"
- using testing::_;
- using testing::Invoke;
- using testing::Contains;
- using testing::Eq;
- using testing::ByRef;
- using base::trace_event::MemoryAllocatorDump;
- namespace net {
- namespace {
- const int kAltSvcPort = 6121;
- const char kOriginHost[] = "mail.example.com";
- const char kAltSvcHost[] = "test.example.com";
- // Used as a simple response from the server.
- const char kHelloPath[] = "/hello.txt";
- const char kHelloAltSvcResponse[] = "Hello from QUIC Server";
- const char kHelloOriginResponse[] = "Hello from TCP Server";
- const int kHelloStatus = 200;
- static constexpr char kMetricPrefixURLRequestQuick[] = "URLRequestQuic.";
- static constexpr char kMetricRequestTimeMs[] = "request_time";
- static constexpr char kMetricActiveQuicJobsCount[] = "active_quic_jobs";
- static constexpr char kMetricActiveQuicSessionsCount[] = "active_quic_sessions";
- perf_test::PerfResultReporter SetUpURLRequestQuicReporter(
- const std::string& story) {
- perf_test::PerfResultReporter reporter(kMetricPrefixURLRequestQuick, story);
- reporter.RegisterImportantMetric(kMetricRequestTimeMs, "ms");
- reporter.RegisterImportantMetric(kMetricActiveQuicJobsCount, "count");
- reporter.RegisterImportantMetric(kMetricActiveQuicSessionsCount, "count");
- return reporter;
- }
- std::unique_ptr<test_server::HttpResponse> HandleRequest(
- const test_server::HttpRequest& request) {
- auto http_response = std::make_unique<test_server::BasicHttpResponse>();
- std::string alpn =
- quic::AlpnForVersion(DefaultSupportedQuicVersions().front());
- http_response->AddCustomHeader(
- "Alt-Svc", base::StringPrintf("%s=\"%s:%d\"", alpn.c_str(), kAltSvcHost,
- kAltSvcPort));
- http_response->set_code(HTTP_OK);
- http_response->set_content(kHelloOriginResponse);
- http_response->set_content_type("text/plain");
- return std::move(http_response);
- }
- class URLRequestQuicPerfTest : public ::testing::Test {
- protected:
- URLRequestQuicPerfTest()
- : task_environment_(
- std::make_unique<base::test::SingleThreadTaskEnvironment>(
- base::test::SingleThreadTaskEnvironment::MainThreadType::IO)) {
- memory_dump_manager_ =
- base::trace_event::MemoryDumpManager::CreateInstanceForTesting();
- base::trace_event::InitializeMemoryDumpManagerForInProcessTesting(
- /*is_coordinator=*/false);
- memory_dump_manager_->set_dumper_registrations_ignored_for_testing(false);
- memory_dump_manager_->set_dumper_registrations_ignored_for_testing(true);
- StartTcpServer();
- StartQuicServer();
- // Host mapping.
- auto resolver = std::make_unique<MockHostResolver>();
- resolver->rules()->AddRule(kAltSvcHost, "127.0.0.1");
- auto host_resolver =
- std::make_unique<MappedHostResolver>(std::move(resolver));
- std::string map_rule = base::StringPrintf("MAP %s 127.0.0.1:%d",
- kOriginHost, tcp_server_->port());
- EXPECT_TRUE(host_resolver->AddRuleFromString(map_rule));
- HttpNetworkSessionParams params;
- params.enable_quic = true;
- params.enable_user_alternate_protocol_ports = true;
- auto quic_context = std::make_unique<QuicContext>();
- quic_context->params()->allow_remote_alt_svc = true;
- auto context_builder = CreateTestURLRequestContextBuilder();
- context_builder->set_host_resolver(std::move(host_resolver));
- context_builder->set_http_network_session_params(params);
- context_builder->SetCertVerifier(std::make_unique<MockCertVerifier>());
- context_builder->set_quic_context(std::move(quic_context));
- context_ = context_builder->Build();
- }
- void TearDown() override {
- if (quic_server_) {
- quic_server_->Shutdown();
- // If possible, deliver the connection close packet to the client before
- // destruct the URLRequestContext.
- base::RunLoop().RunUntilIdle();
- }
- // |tcp_server_| shuts down in EmbeddedTestServer destructor.
- memory_dump_manager_.reset();
- task_environment_.reset();
- }
- std::unique_ptr<URLRequest> CreateRequest(const GURL& url,
- RequestPriority priority,
- URLRequest::Delegate* delegate) {
- return context_->CreateRequest(url, priority, delegate,
- TRAFFIC_ANNOTATION_FOR_TESTS);
- }
- URLRequestContext* context() const { return context_.get(); }
- private:
- void StartQuicServer() {
- quic::QuicConfig config;
- memory_cache_backend_.AddSimpleResponse(kOriginHost, kHelloPath,
- kHelloStatus, kHelloAltSvcResponse);
- quic_server_ = std::make_unique<QuicSimpleServer>(
- quic::test::crypto_test_utils::ProofSourceForTesting(), config,
- quic::QuicCryptoServerConfig::ConfigOptions(),
- quic::AllSupportedVersions(), &memory_cache_backend_);
- int rv = quic_server_->Listen(
- net::IPEndPoint(net::IPAddress::IPv4AllZeros(), kAltSvcPort));
- ASSERT_GE(rv, 0) << "Quic server fails to start";
- CertVerifyResult verify_result;
- verify_result.verified_cert = ImportCertFromFile(
- GetTestCertsDirectory(), "quic-chain.pem");
- verify_result.is_issued_by_known_root = true;
- cert_verifier().AddResultForCert(verify_result.verified_cert.get(),
- verify_result, OK);
- }
- void StartTcpServer() {
- tcp_server_ = std::make_unique<EmbeddedTestServer>(
- net::EmbeddedTestServer::TYPE_HTTPS);
- tcp_server_->RegisterRequestHandler(base::BindRepeating(&HandleRequest));
- ASSERT_TRUE(tcp_server_->Start()) << "HTTP/1.1 server fails to start";
- CertVerifyResult verify_result;
- verify_result.verified_cert = tcp_server_->GetCertificate();
- cert_verifier().AddResultForCert(tcp_server_->GetCertificate(),
- verify_result, OK);
- }
- MockCertVerifier& cert_verifier() {
- // This cast is safe because we set a MockCertVerifier in the constructor.
- return *static_cast<MockCertVerifier*>(context_->cert_verifier());
- }
- std::unique_ptr<base::trace_event::MemoryDumpManager> memory_dump_manager_;
- std::unique_ptr<EmbeddedTestServer> tcp_server_;
- std::unique_ptr<QuicSimpleServer> quic_server_;
- std::unique_ptr<base::test::SingleThreadTaskEnvironment> task_environment_;
- std::unique_ptr<URLRequestContext> context_;
- quic::QuicMemoryCacheBackend memory_cache_backend_;
- };
- void CheckScalarInDump(const MemoryAllocatorDump* dump,
- const std::string& name,
- const char* expected_units,
- uint64_t expected_value) {
- MemoryAllocatorDump::Entry expected(name, expected_units, expected_value);
- EXPECT_THAT(dump->entries(), Contains(Eq(ByRef(expected))));
- }
- } // namespace
- #if BUILDFLAG(IS_FUCHSIA)
- // TODO(crbug.com/852937): Fix this test on Fuchsia and re-enable.
- #define MAYBE_TestGetRequest DISABLED_TestGetRequest
- #else
- #define MAYBE_TestGetRequest TestGetRequest
- #endif
- TEST_F(URLRequestQuicPerfTest, MAYBE_TestGetRequest) {
- bool quic_succeeded = false;
- GURL url(base::StringPrintf("https://%s%s", kOriginHost, kHelloPath));
- base::TimeTicks start = base::TimeTicks::Now();
- const int kNumRequest = 1000;
- for (int i = 0; i < kNumRequest; ++i) {
- TestDelegate delegate;
- std::unique_ptr<URLRequest> request =
- CreateRequest(url, DEFAULT_PRIORITY, &delegate);
- request->Start();
- EXPECT_TRUE(request->is_pending());
- base::RunLoop().Run();
- EXPECT_EQ(OK, delegate.request_status());
- if (delegate.data_received() == kHelloAltSvcResponse) {
- quic_succeeded = true;
- } else {
- EXPECT_EQ(kHelloOriginResponse, delegate.data_received());
- }
- }
- base::TimeTicks end = base::TimeTicks::Now();
- auto reporter = SetUpURLRequestQuicReporter("get");
- reporter.AddResult(kMetricRequestTimeMs,
- (end - start).InMillisecondsF() / kNumRequest);
- EXPECT_TRUE(quic_succeeded);
- base::trace_event::MemoryDumpManager::GetInstance()->SetupForTracing(
- base::trace_event::TraceConfig::MemoryDumpConfig());
- base::RunLoop run_loop;
- base::trace_event::MemoryDumpRequestArgs args{
- 1 /* dump_guid*/, base::trace_event::MemoryDumpType::EXPLICITLY_TRIGGERED,
- base::trace_event::MemoryDumpLevelOfDetail::LIGHT};
- auto on_memory_dump_done =
- [](base::OnceClosure quit_closure, const URLRequestContext* context,
- bool success, uint64_t dump_guid,
- std::unique_ptr<base::trace_event::ProcessMemoryDump> pmd) {
- ASSERT_TRUE(success);
- const auto& allocator_dumps = pmd->allocator_dumps();
- auto it = allocator_dumps.find(
- base::StringPrintf("net/url_request_context/unknown/0x%" PRIxPTR,
- reinterpret_cast<uintptr_t>(context)));
- ASSERT_NE(allocator_dumps.end(), it);
- MemoryAllocatorDump* url_request_context_dump = it->second.get();
- CheckScalarInDump(
- url_request_context_dump,
- base::trace_event::MemoryAllocatorDump::kNameObjectCount,
- base::trace_event::MemoryAllocatorDump::kUnitsObjects, 0);
- it = allocator_dumps.find(base::StringPrintf(
- "net/http_network_session_0x%" PRIxPTR "/quic_stream_factory",
- reinterpret_cast<uintptr_t>(
- context->http_transaction_factory()->GetSession())));
- ASSERT_NE(allocator_dumps.end(), it);
- MemoryAllocatorDump* quic_stream_factory_dump = it->second.get();
- CheckScalarInDump(quic_stream_factory_dump, "active_jobs",
- base::trace_event::MemoryAllocatorDump::kUnitsObjects,
- 0);
- CheckScalarInDump(quic_stream_factory_dump, "all_sessions",
- base::trace_event::MemoryAllocatorDump::kUnitsObjects,
- 1);
- std::string stream_factory_dump_name = base::StringPrintf(
- "net/http_network_session_0x%" PRIxPTR "/stream_factory",
- reinterpret_cast<uintptr_t>(
- context->http_transaction_factory()->GetSession()));
- ASSERT_EQ(0u, allocator_dumps.count(stream_factory_dump_name));
- std::move(quit_closure).Run();
- };
- base::trace_event::MemoryDumpManager::GetInstance()->CreateProcessDump(
- args,
- base::BindOnce(on_memory_dump_done, run_loop.QuitClosure(), context()));
- run_loop.Run();
- base::trace_event::MemoryDumpManager::GetInstance()->TeardownForTracing();
- }
- } // namespace net
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