| // Copyright (c) 2012 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 <map> |
| #include <queue> |
| #include <string> |
| |
| #include "base/bind.h" |
| #include "base/callback.h" |
| #include "base/logging.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/time/time.h" |
| #include "chrome/browser/safe_browsing/client_side_detection_service.h" |
| #include "chrome/common/safe_browsing/client_model.pb.h" |
| #include "chrome/common/safe_browsing/csd.pb.h" |
| #include "content/public/test/test_browser_thread.h" |
| #include "crypto/sha2.h" |
| #include "net/http/http_status_code.h" |
| #include "net/url_request/test_url_fetcher_factory.h" |
| #include "net/url_request/url_request_status.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "url/gurl.h" |
| |
| using ::testing::Invoke; |
| using ::testing::Mock; |
| using ::testing::StrictMock; |
| using ::testing::_; |
| using content::BrowserThread; |
| |
| namespace safe_browsing { |
| namespace { |
| class MockClientSideDetectionService : public ClientSideDetectionService { |
| public: |
| MockClientSideDetectionService() : ClientSideDetectionService(NULL) {} |
| virtual ~MockClientSideDetectionService() {} |
| |
| MOCK_METHOD1(EndFetchModel, void(ClientModelStatus)); |
| MOCK_METHOD1(ScheduleFetchModel, void(int64)); |
| |
| void Schedule(int64) { |
| // Ignore the delay when testing. |
| StartFetchModel(); |
| } |
| |
| void Disable(int) { |
| // Ignore the status. |
| SetEnabledAndRefreshState(false); |
| } |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(MockClientSideDetectionService); |
| }; |
| |
| ACTION(QuitCurrentMessageLoop) { |
| base::MessageLoop::current()->Quit(); |
| } |
| |
| } // namespace |
| |
| class ClientSideDetectionServiceTest : public testing::Test { |
| protected: |
| virtual void SetUp() { |
| file_thread_.reset(new content::TestBrowserThread(BrowserThread::FILE, |
| &msg_loop_)); |
| |
| factory_.reset(new net::FakeURLFetcherFactory(NULL)); |
| |
| browser_thread_.reset(new content::TestBrowserThread(BrowserThread::UI, |
| &msg_loop_)); |
| } |
| |
| virtual void TearDown() { |
| msg_loop_.RunUntilIdle(); |
| csd_service_.reset(); |
| file_thread_.reset(); |
| browser_thread_.reset(); |
| } |
| |
| bool SendClientReportPhishingRequest(const GURL& phishing_url, |
| float score) { |
| ClientPhishingRequest* request = new ClientPhishingRequest(); |
| request->set_url(phishing_url.spec()); |
| request->set_client_score(score); |
| request->set_is_phishing(true); // client thinks the URL is phishing. |
| csd_service_->SendClientReportPhishingRequest( |
| request, |
| base::Bind(&ClientSideDetectionServiceTest::SendRequestDone, |
| base::Unretained(this))); |
| phishing_url_ = phishing_url; |
| msg_loop_.Run(); // Waits until callback is called. |
| return is_phishing_; |
| } |
| |
| bool SendClientReportMalwareRequest(const GURL& url) { |
| scoped_ptr<ClientMalwareRequest> request(new ClientMalwareRequest()); |
| request->set_url(url.spec()); |
| csd_service_->SendClientReportMalwareRequest( |
| request.release(), |
| base::Bind(&ClientSideDetectionServiceTest::SendMalwareRequestDone, |
| base::Unretained(this))); |
| phishing_url_ = url; |
| msg_loop_.Run(); // Waits until callback is called. |
| return is_malware_; |
| } |
| |
| void SetModelFetchResponse(std::string response_data, |
| net::HttpStatusCode response_code, |
| net::URLRequestStatus::Status status) { |
| factory_->SetFakeResponse(GURL(ClientSideDetectionService::kClientModelUrl), |
| response_data, response_code, status); |
| } |
| |
| void SetClientReportPhishingResponse(std::string response_data, |
| net::HttpStatusCode response_code, |
| net::URLRequestStatus::Status status) { |
| factory_->SetFakeResponse( |
| ClientSideDetectionService::GetClientReportUrl( |
| ClientSideDetectionService::kClientReportPhishingUrl), |
| response_data, response_code, status); |
| } |
| |
| void SetClientReportMalwareResponse(std::string response_data, |
| net::HttpStatusCode response_code, |
| net::URLRequestStatus::Status status) { |
| factory_->SetFakeResponse( |
| ClientSideDetectionService::GetClientReportUrl( |
| ClientSideDetectionService::kClientReportMalwareUrl), |
| response_data, response_code, status); |
| } |
| |
| int GetNumReports(std::queue<base::Time>* report_times) { |
| return csd_service_->GetNumReports(report_times); |
| } |
| |
| std::queue<base::Time>& GetPhishingReportTimes() { |
| return csd_service_->phishing_report_times_; |
| } |
| |
| std::queue<base::Time>& GetMalwareReportTimes() { |
| return csd_service_->malware_report_times_; |
| } |
| |
| void SetCache(const GURL& gurl, bool is_phishing, base::Time time) { |
| csd_service_->cache_[gurl] = |
| make_linked_ptr(new ClientSideDetectionService::CacheState(is_phishing, |
| time)); |
| } |
| |
| void TestCache() { |
| ClientSideDetectionService::PhishingCache& cache = csd_service_->cache_; |
| base::Time now = base::Time::Now(); |
| base::Time time = |
| now - base::TimeDelta::FromDays( |
| ClientSideDetectionService::kNegativeCacheIntervalDays) + |
| base::TimeDelta::FromMinutes(5); |
| cache[GURL("http://first.url.com/")] = |
| make_linked_ptr(new ClientSideDetectionService::CacheState(false, |
| time)); |
| |
| time = |
| now - base::TimeDelta::FromDays( |
| ClientSideDetectionService::kNegativeCacheIntervalDays) - |
| base::TimeDelta::FromHours(1); |
| cache[GURL("http://second.url.com/")] = |
| make_linked_ptr(new ClientSideDetectionService::CacheState(false, |
| time)); |
| |
| time = |
| now - base::TimeDelta::FromMinutes( |
| ClientSideDetectionService::kPositiveCacheIntervalMinutes) - |
| base::TimeDelta::FromMinutes(5); |
| cache[GURL("http://third.url.com/")] = |
| make_linked_ptr(new ClientSideDetectionService::CacheState(true, time)); |
| |
| time = |
| now - base::TimeDelta::FromMinutes( |
| ClientSideDetectionService::kPositiveCacheIntervalMinutes) + |
| base::TimeDelta::FromMinutes(5); |
| cache[GURL("http://fourth.url.com/")] = |
| make_linked_ptr(new ClientSideDetectionService::CacheState(true, time)); |
| |
| csd_service_->UpdateCache(); |
| |
| // 3 elements should be in the cache, the first, third, and fourth. |
| EXPECT_EQ(3U, cache.size()); |
| EXPECT_TRUE(cache.find(GURL("http://first.url.com/")) != cache.end()); |
| EXPECT_TRUE(cache.find(GURL("http://third.url.com/")) != cache.end()); |
| EXPECT_TRUE(cache.find(GURL("http://fourth.url.com/")) != cache.end()); |
| |
| // While 3 elements remain, only the first and the fourth are actually |
| // valid. |
| bool is_phishing; |
| EXPECT_TRUE(csd_service_->GetValidCachedResult( |
| GURL("http://first.url.com"), &is_phishing)); |
| EXPECT_FALSE(is_phishing); |
| EXPECT_FALSE(csd_service_->GetValidCachedResult( |
| GURL("http://third.url.com"), &is_phishing)); |
| EXPECT_TRUE(csd_service_->GetValidCachedResult( |
| GURL("http://fourth.url.com"), &is_phishing)); |
| EXPECT_TRUE(is_phishing); |
| } |
| |
| void AddFeature(const std::string& name, double value, |
| ClientPhishingRequest* request) { |
| ClientPhishingRequest_Feature* feature = request->add_feature_map(); |
| feature->set_name(name); |
| feature->set_value(value); |
| } |
| |
| void AddNonModelFeature(const std::string& name, double value, |
| ClientPhishingRequest* request) { |
| ClientPhishingRequest_Feature* feature = |
| request->add_non_model_feature_map(); |
| feature->set_name(name); |
| feature->set_value(value); |
| } |
| |
| void CheckConfirmedMalwareUrl(GURL url) { |
| ASSERT_EQ(confirmed_malware_url_, url); |
| } |
| |
| protected: |
| scoped_ptr<ClientSideDetectionService> csd_service_; |
| scoped_ptr<net::FakeURLFetcherFactory> factory_; |
| base::MessageLoop msg_loop_; |
| |
| private: |
| void SendRequestDone(GURL phishing_url, bool is_phishing) { |
| ASSERT_EQ(phishing_url, phishing_url_); |
| is_phishing_ = is_phishing; |
| msg_loop_.Quit(); |
| } |
| |
| void SendMalwareRequestDone(GURL original_url, GURL malware_url, |
| bool is_malware) { |
| ASSERT_EQ(phishing_url_, original_url); |
| confirmed_malware_url_ = malware_url; |
| is_malware_ = is_malware; |
| msg_loop_.Quit(); |
| } |
| |
| scoped_ptr<content::TestBrowserThread> browser_thread_; |
| scoped_ptr<content::TestBrowserThread> file_thread_; |
| |
| GURL phishing_url_; |
| GURL confirmed_malware_url_; |
| bool is_phishing_; |
| bool is_malware_; |
| }; |
| |
| TEST_F(ClientSideDetectionServiceTest, FetchModelTest) { |
| // We don't want to use a real service class here because we can't call |
| // the real EndFetchModel. It would reschedule a reload which might |
| // make the test flaky. |
| MockClientSideDetectionService service; |
| EXPECT_CALL(service, ScheduleFetchModel(_)).Times(1); |
| service.SetEnabledAndRefreshState(true); |
| |
| // The model fetch failed. |
| SetModelFetchResponse("blamodel", net::HTTP_INTERNAL_SERVER_ERROR, |
| net::URLRequestStatus::FAILED); |
| EXPECT_CALL(service, EndFetchModel( |
| ClientSideDetectionService::MODEL_FETCH_FAILED)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| service.StartFetchModel(); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(&service); |
| |
| // Empty model file. |
| SetModelFetchResponse(std::string(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_CALL(service, EndFetchModel(ClientSideDetectionService::MODEL_EMPTY)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| service.StartFetchModel(); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(&service); |
| |
| // Model is too large. |
| SetModelFetchResponse( |
| std::string(ClientSideDetectionService::kMaxModelSizeBytes + 1, 'x'), |
| net::HTTP_OK, net::URLRequestStatus::SUCCESS); |
| EXPECT_CALL(service, EndFetchModel( |
| ClientSideDetectionService::MODEL_TOO_LARGE)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| service.StartFetchModel(); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(&service); |
| |
| // Unable to parse the model file. |
| SetModelFetchResponse("Invalid model file", net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_CALL(service, EndFetchModel( |
| ClientSideDetectionService::MODEL_PARSE_ERROR)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| service.StartFetchModel(); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(&service); |
| |
| // Model that is missing some required fields (missing the version field). |
| ClientSideModel model; |
| model.set_max_words_per_term(4); |
| SetModelFetchResponse(model.SerializePartialAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_CALL(service, EndFetchModel( |
| ClientSideDetectionService::MODEL_MISSING_FIELDS)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| service.StartFetchModel(); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(&service); |
| |
| // Model that points to hashes that don't exist. |
| model.set_version(10); |
| model.add_hashes("bla"); |
| model.add_page_term(1); // Should be 0 instead of 1. |
| SetModelFetchResponse(model.SerializePartialAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_CALL(service, EndFetchModel( |
| ClientSideDetectionService::MODEL_BAD_HASH_IDS)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| service.StartFetchModel(); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(&service); |
| model.set_page_term(0, 0); |
| |
| // Model version number is wrong. |
| model.set_version(-1); |
| SetModelFetchResponse(model.SerializeAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_CALL(service, EndFetchModel( |
| ClientSideDetectionService::MODEL_INVALID_VERSION_NUMBER)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| service.StartFetchModel(); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(&service); |
| |
| // Normal model. |
| model.set_version(10); |
| SetModelFetchResponse(model.SerializeAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_CALL(service, EndFetchModel( |
| ClientSideDetectionService::MODEL_SUCCESS)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| service.StartFetchModel(); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(&service); |
| |
| // Model version number is decreasing. Set the model version number of the |
| // model that is currently loaded in the service object to 11. |
| service.model_.reset(new ClientSideModel(model)); |
| service.model_->set_version(11); |
| SetModelFetchResponse(model.SerializeAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_CALL(service, EndFetchModel( |
| ClientSideDetectionService::MODEL_INVALID_VERSION_NUMBER)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| service.StartFetchModel(); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(&service); |
| |
| // Model version hasn't changed since the last reload. |
| service.model_->set_version(10); |
| SetModelFetchResponse(model.SerializeAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_CALL(service, EndFetchModel( |
| ClientSideDetectionService::MODEL_NOT_CHANGED)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| service.StartFetchModel(); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(&service); |
| } |
| |
| TEST_F(ClientSideDetectionServiceTest, ServiceObjectDeletedBeforeCallbackDone) { |
| SetModelFetchResponse("bogus model", net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| csd_service_.reset(ClientSideDetectionService::Create(NULL)); |
| csd_service_->SetEnabledAndRefreshState(true); |
| EXPECT_TRUE(csd_service_.get() != NULL); |
| // We delete the client-side detection service class even though the callbacks |
| // haven't run yet. |
| csd_service_.reset(); |
| // Waiting for the callbacks to run should not crash even if the service |
| // object is gone. |
| msg_loop_.RunUntilIdle(); |
| } |
| |
| TEST_F(ClientSideDetectionServiceTest, SendClientReportPhishingRequest) { |
| SetModelFetchResponse("bogus model", net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| csd_service_.reset(ClientSideDetectionService::Create(NULL)); |
| csd_service_->SetEnabledAndRefreshState(true); |
| |
| GURL url("http://a.com/"); |
| float score = 0.4f; // Some random client score. |
| |
| base::Time before = base::Time::Now(); |
| |
| // Invalid response body from the server. |
| SetClientReportPhishingResponse("invalid proto response", net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_FALSE(SendClientReportPhishingRequest(url, score)); |
| |
| // Normal behavior. |
| ClientPhishingResponse response; |
| response.set_phishy(true); |
| SetClientReportPhishingResponse(response.SerializeAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_TRUE(SendClientReportPhishingRequest(url, score)); |
| |
| // This request will fail |
| GURL second_url("http://b.com/"); |
| response.set_phishy(false); |
| SetClientReportPhishingResponse(response.SerializeAsString(), |
| net::HTTP_INTERNAL_SERVER_ERROR, |
| net::URLRequestStatus::FAILED); |
| EXPECT_FALSE(SendClientReportPhishingRequest(second_url, score)); |
| |
| base::Time after = base::Time::Now(); |
| |
| // Check that we have recorded all 3 requests within the correct time range. |
| std::queue<base::Time>& report_times = GetPhishingReportTimes(); |
| EXPECT_EQ(3U, report_times.size()); |
| while (!report_times.empty()) { |
| base::Time time = report_times.back(); |
| report_times.pop(); |
| EXPECT_LE(before, time); |
| EXPECT_GE(after, time); |
| } |
| |
| // Only the first url should be in the cache. |
| bool is_phishing; |
| EXPECT_TRUE(csd_service_->IsInCache(url)); |
| EXPECT_TRUE(csd_service_->GetValidCachedResult(url, &is_phishing)); |
| EXPECT_TRUE(is_phishing); |
| EXPECT_FALSE(csd_service_->IsInCache(second_url)); |
| } |
| |
| TEST_F(ClientSideDetectionServiceTest, SendClientReportMalwareRequest) { |
| SetModelFetchResponse("bogus model", net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| csd_service_.reset(ClientSideDetectionService::Create(NULL)); |
| csd_service_->SetEnabledAndRefreshState(true); |
| GURL url("http://a.com/"); |
| |
| base::Time before = base::Time::Now(); |
| // Invalid response body from the server. |
| SetClientReportMalwareResponse("invalid proto response", net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_FALSE(SendClientReportMalwareRequest(url)); |
| |
| // Missing bad_url. |
| ClientMalwareResponse response; |
| response.set_blacklist(true); |
| SetClientReportMalwareResponse(response.SerializeAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_FALSE(SendClientReportMalwareRequest(url)); |
| |
| // Normal behavior. |
| response.set_blacklist(true); |
| response.set_bad_url("http://response-bad.com/"); |
| SetClientReportMalwareResponse(response.SerializeAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_TRUE(SendClientReportMalwareRequest(url)); |
| CheckConfirmedMalwareUrl(GURL("http://response-bad.com/")); |
| |
| // This request will fail |
| response.set_blacklist(false); |
| SetClientReportMalwareResponse(response.SerializeAsString(), |
| net::HTTP_INTERNAL_SERVER_ERROR, |
| net::URLRequestStatus::FAILED); |
| EXPECT_FALSE(SendClientReportMalwareRequest(url)); |
| |
| // Server blacklist decision is false, and response is successful |
| response.set_blacklist(false); |
| SetClientReportMalwareResponse(response.SerializeAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_FALSE(SendClientReportMalwareRequest(url)); |
| |
| // Check that we have recorded all 5 requests within the correct time range. |
| base::Time after = base::Time::Now(); |
| std::queue<base::Time>& report_times = GetMalwareReportTimes(); |
| EXPECT_EQ(5U, report_times.size()); |
| |
| // Check that the malware report limit was reached. |
| EXPECT_TRUE(csd_service_->OverMalwareReportLimit()); |
| |
| report_times = GetMalwareReportTimes(); |
| EXPECT_EQ(5U, report_times.size()); |
| while (!report_times.empty()) { |
| base::Time time = report_times.back(); |
| report_times.pop(); |
| EXPECT_LE(before, time); |
| EXPECT_GE(after, time); |
| } |
| } |
| |
| TEST_F(ClientSideDetectionServiceTest, GetNumReportTest) { |
| SetModelFetchResponse("bogus model", net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| csd_service_.reset(ClientSideDetectionService::Create(NULL)); |
| |
| std::queue<base::Time>& report_times = GetPhishingReportTimes(); |
| base::Time now = base::Time::Now(); |
| base::TimeDelta twenty_five_hours = base::TimeDelta::FromHours(25); |
| report_times.push(now - twenty_five_hours); |
| report_times.push(now - twenty_five_hours); |
| report_times.push(now); |
| report_times.push(now); |
| |
| EXPECT_EQ(2, GetNumReports(&report_times)); |
| } |
| |
| TEST_F(ClientSideDetectionServiceTest, CacheTest) { |
| SetModelFetchResponse("bogus model", net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| csd_service_.reset(ClientSideDetectionService::Create(NULL)); |
| |
| TestCache(); |
| } |
| |
| TEST_F(ClientSideDetectionServiceTest, IsPrivateIPAddress) { |
| SetModelFetchResponse("bogus model", net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| csd_service_.reset(ClientSideDetectionService::Create(NULL)); |
| |
| EXPECT_TRUE(csd_service_->IsPrivateIPAddress("10.1.2.3")); |
| EXPECT_TRUE(csd_service_->IsPrivateIPAddress("127.0.0.1")); |
| EXPECT_TRUE(csd_service_->IsPrivateIPAddress("172.24.3.4")); |
| EXPECT_TRUE(csd_service_->IsPrivateIPAddress("192.168.1.1")); |
| EXPECT_TRUE(csd_service_->IsPrivateIPAddress("fc00::")); |
| EXPECT_TRUE(csd_service_->IsPrivateIPAddress("fec0::")); |
| EXPECT_TRUE(csd_service_->IsPrivateIPAddress("fec0:1:2::3")); |
| EXPECT_TRUE(csd_service_->IsPrivateIPAddress("::1")); |
| |
| EXPECT_FALSE(csd_service_->IsPrivateIPAddress("1.2.3.4")); |
| EXPECT_FALSE(csd_service_->IsPrivateIPAddress("200.1.1.1")); |
| EXPECT_FALSE(csd_service_->IsPrivateIPAddress("2001:0db8:ac10:fe01::")); |
| |
| // If the address can't be parsed, the default is true. |
| EXPECT_TRUE(csd_service_->IsPrivateIPAddress("blah")); |
| } |
| |
| TEST_F(ClientSideDetectionServiceTest, SetBadSubnets) { |
| ClientSideModel model; |
| ClientSideDetectionService::BadSubnetMap bad_subnets; |
| ClientSideDetectionService::SetBadSubnets(model, &bad_subnets); |
| EXPECT_EQ(0U, bad_subnets.size()); |
| |
| // Bad subnets are skipped. |
| ClientSideModel::IPSubnet* subnet = model.add_bad_subnet(); |
| subnet->set_prefix(std::string(crypto::kSHA256Length, '.')); |
| subnet->set_size(130); // Invalid size. |
| |
| subnet = model.add_bad_subnet(); |
| subnet->set_prefix(std::string(crypto::kSHA256Length, '.')); |
| subnet->set_size(-1); // Invalid size. |
| |
| subnet = model.add_bad_subnet(); |
| subnet->set_prefix(std::string(16, '.')); // Invalid len. |
| subnet->set_size(64); |
| |
| ClientSideDetectionService::SetBadSubnets(model, &bad_subnets); |
| EXPECT_EQ(0U, bad_subnets.size()); |
| |
| subnet = model.add_bad_subnet(); |
| subnet->set_prefix(std::string(crypto::kSHA256Length, '.')); |
| subnet->set_size(64); |
| |
| subnet = model.add_bad_subnet(); |
| subnet->set_prefix(std::string(crypto::kSHA256Length, ',')); |
| subnet->set_size(64); |
| |
| subnet = model.add_bad_subnet(); |
| subnet->set_prefix(std::string(crypto::kSHA256Length, '.')); |
| subnet->set_size(128); |
| |
| subnet = model.add_bad_subnet(); |
| subnet->set_prefix(std::string(crypto::kSHA256Length, '.')); |
| subnet->set_size(100); |
| |
| ClientSideDetectionService::SetBadSubnets(model, &bad_subnets); |
| EXPECT_EQ(3U, bad_subnets.size()); |
| ClientSideDetectionService::BadSubnetMap::const_iterator it; |
| std::string mask = std::string(8, '\xFF') + std::string(8, '\x00'); |
| EXPECT_TRUE(bad_subnets.count(mask)); |
| EXPECT_TRUE(bad_subnets[mask].count(std::string(crypto::kSHA256Length, '.'))); |
| EXPECT_TRUE(bad_subnets[mask].count(std::string(crypto::kSHA256Length, ','))); |
| |
| mask = std::string(16, '\xFF'); |
| EXPECT_TRUE(bad_subnets.count(mask)); |
| EXPECT_TRUE(bad_subnets[mask].count(std::string(crypto::kSHA256Length, '.'))); |
| |
| mask = std::string(12, '\xFF') + "\xF0" + std::string(3, '\x00'); |
| EXPECT_TRUE(bad_subnets.count(mask)); |
| EXPECT_TRUE(bad_subnets[mask].count(std::string(crypto::kSHA256Length, '.'))); |
| } |
| |
| TEST_F(ClientSideDetectionServiceTest, ModelHasValidHashIds) { |
| ClientSideModel model; |
| EXPECT_TRUE(ClientSideDetectionService::ModelHasValidHashIds(model)); |
| model.add_hashes("bla"); |
| EXPECT_TRUE(ClientSideDetectionService::ModelHasValidHashIds(model)); |
| model.add_page_term(0); |
| EXPECT_TRUE(ClientSideDetectionService::ModelHasValidHashIds(model)); |
| |
| model.add_page_term(-1); |
| EXPECT_FALSE(ClientSideDetectionService::ModelHasValidHashIds(model)); |
| model.set_page_term(1, 1); |
| EXPECT_FALSE(ClientSideDetectionService::ModelHasValidHashIds(model)); |
| model.set_page_term(1, 0); |
| EXPECT_TRUE(ClientSideDetectionService::ModelHasValidHashIds(model)); |
| |
| // Test bad rules. |
| model.add_hashes("blu"); |
| ClientSideModel::Rule* rule = model.add_rule(); |
| rule->add_feature(0); |
| rule->add_feature(1); |
| rule->set_weight(0.1f); |
| EXPECT_TRUE(ClientSideDetectionService::ModelHasValidHashIds(model)); |
| |
| rule = model.add_rule(); |
| rule->add_feature(0); |
| rule->add_feature(1); |
| rule->add_feature(-1); |
| rule->set_weight(0.2f); |
| EXPECT_FALSE(ClientSideDetectionService::ModelHasValidHashIds(model)); |
| |
| rule->set_feature(2, 2); |
| EXPECT_FALSE(ClientSideDetectionService::ModelHasValidHashIds(model)); |
| |
| rule->set_feature(2, 1); |
| EXPECT_TRUE(ClientSideDetectionService::ModelHasValidHashIds(model)); |
| } |
| |
| TEST_F(ClientSideDetectionServiceTest, SetEnabledAndRefreshState) { |
| // Check that the model isn't downloaded until the service is enabled. |
| csd_service_.reset(ClientSideDetectionService::Create(NULL)); |
| EXPECT_FALSE(csd_service_->enabled()); |
| EXPECT_TRUE(csd_service_->model_fetcher_.get() == NULL); |
| |
| // Use a MockClientSideDetectionService for the rest of the test, to avoid |
| // the scheduling delay. |
| MockClientSideDetectionService* service = |
| new StrictMock<MockClientSideDetectionService>(); |
| csd_service_.reset(service); |
| EXPECT_FALSE(csd_service_->enabled()); |
| EXPECT_TRUE(csd_service_->model_fetcher_.get() == NULL); |
| // No calls expected yet. |
| Mock::VerifyAndClearExpectations(service); |
| |
| ClientSideModel model; |
| model.set_version(10); |
| model.set_max_words_per_term(4); |
| SetModelFetchResponse(model.SerializeAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_CALL(*service, ScheduleFetchModel(_)) |
| .WillOnce(Invoke(service, &MockClientSideDetectionService::Schedule)); |
| EXPECT_CALL(*service, EndFetchModel( |
| ClientSideDetectionService::MODEL_SUCCESS)) |
| .WillOnce(QuitCurrentMessageLoop()); |
| csd_service_->SetEnabledAndRefreshState(true); |
| EXPECT_TRUE(csd_service_->model_fetcher_.get() != NULL); |
| msg_loop_.Run(); // EndFetchModel will quit the message loop. |
| Mock::VerifyAndClearExpectations(service); |
| |
| // Check that enabling again doesn't request the model. |
| csd_service_->SetEnabledAndRefreshState(true); |
| // No calls expected. |
| Mock::VerifyAndClearExpectations(service); |
| |
| // Check that disabling the service cancels pending requests. |
| EXPECT_CALL(*service, ScheduleFetchModel(_)) |
| .WillOnce(Invoke(service, &MockClientSideDetectionService::Schedule)); |
| csd_service_->SetEnabledAndRefreshState(false); |
| csd_service_->SetEnabledAndRefreshState(true); |
| Mock::VerifyAndClearExpectations(service); |
| EXPECT_TRUE(csd_service_->model_fetcher_.get() != NULL); |
| csd_service_->SetEnabledAndRefreshState(false); |
| EXPECT_TRUE(csd_service_->model_fetcher_.get() == NULL); |
| msg_loop_.RunUntilIdle(); |
| // No calls expected. |
| Mock::VerifyAndClearExpectations(service); |
| |
| // Requests always return false when the service is disabled. |
| ClientPhishingResponse response; |
| response.set_phishy(true); |
| SetClientReportPhishingResponse(response.SerializeAsString(), net::HTTP_OK, |
| net::URLRequestStatus::SUCCESS); |
| EXPECT_FALSE(SendClientReportPhishingRequest(GURL("http://a.com/"), 0.4f)); |
| |
| // Pending requests also return false if the service is disabled before they |
| // report back. |
| EXPECT_CALL(*service, ScheduleFetchModel(_)) |
| .WillOnce(Invoke(service, &MockClientSideDetectionService::Schedule)); |
| EXPECT_CALL(*service, EndFetchModel( |
| ClientSideDetectionService::MODEL_NOT_CHANGED)) |
| .WillOnce(Invoke(service, &MockClientSideDetectionService::Disable)); |
| csd_service_->SetEnabledAndRefreshState(true); |
| EXPECT_FALSE(SendClientReportPhishingRequest(GURL("http://a.com/"), 0.4f)); |
| Mock::VerifyAndClearExpectations(service); |
| } |
| } // namespace safe_browsing |