chrome/browser/chromeos/policy/blocking_login_browsertest.cc

   1 // Copyright 2014 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 <string>
   6 #include <vector>
   7
   8 #include "base/bind.h"
   9 #include "base/command_line.h"
  10 #include "base/run_loop.h"
  11 #include "base/stl_util.h"
  12 #include "chrome/browser/browser_process.h"
  13 #include "chrome/browser/chrome_notification_types.h"
  14 #include "chrome/browser/chromeos/login/existing_user_controller.h"
  15 #include "chrome/browser/chromeos/login/test/oobe_base_test.h"
  16 #include "chrome/browser/chromeos/login/ui/webui_login_display.h"
  17 #include "chrome/browser/chromeos/login/wizard_controller.h"
  18 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
  19 #include "chrome/browser/chromeos/policy/enterprise_install_attributes.h"
  20 #include "chrome/browser/ui/webui/chromeos/login/signin_screen_handler.h"
  21 #include "chrome/common/chrome_switches.h"
  22 #include "chrome/test/base/in_process_browser_test.h"
  23 #include "chromeos/chromeos_switches.h"
  24 #include "components/policy/core/common/cloud/device_management_service.h"
  25 #include "components/policy/core/common/policy_switches.h"
  26 #include "components/user_manager/user_manager.h"
  27 #include "content/public/browser/notification_observer.h"
  28 #include "content/public/browser/notification_registrar.h"
  29 #include "content/public/browser/notification_service.h"
  30 #include "content/public/test/test_utils.h"
  31 #include "google_apis/gaia/gaia_switches.h"
  32 #include "google_apis/gaia/gaia_urls.h"
  33 #include "net/http/http_status_code.h"
  34 #include "net/test/embedded_test_server/embedded_test_server.h"
  35 #include "net/test/embedded_test_server/http_request.h"
  36 #include "net/test/embedded_test_server/http_response.h"
  37 #include "policy/proto/device_management_backend.pb.h"
  38 #include "testing/gtest/include/gtest/gtest.h"
  39
  40 namespace chromeos {
  41
  42 namespace {
  43
  44 namespace em = enterprise_management;
  45
  46 const char kDomain[] = "domain.com";
  47 const char kUsername[] = "user@domain.com";
  48 const char kUsernameOtherDomain[] = "user@other.com";
  49
  50 const char kOAuthCodeCookie[] = "oauth_code=1234; Secure; HttpOnly";
  51
  52 const char kOAuth2TokenPairData[] =
  53     "{"
  54     "  \"refresh_token\": \"1234\","
  55     "  \"access_token\": \"5678\","
  56     "  \"expires_in\": 3600"
  57     "}";
  58
  59 const char kOAuth2AccessTokenData[] =
  60     "{"
  61     "  \"access_token\": \"5678\","
  62     "  \"expires_in\": 3600"
  63     "}";
  64
  65 const char kDMRegisterRequest[] = "/device_management?request=register";
  66 const char kDMPolicyRequest[] = "/device_management?request=policy";
  67
  68 void CopyLockResult(base::RunLoop* loop,
  69                     policy::EnterpriseInstallAttributes::LockResult* out,
  70                     policy::EnterpriseInstallAttributes::LockResult result) {
  71   *out = result;
  72   loop->Quit();
  73 }
  74
  75 }  // namespace
  76
  77 struct BlockingLoginTestParam {
  78   const int steps;
  79   const char* username;
  80   const bool enroll_device;
  81 };
  82
  83 class BlockingLoginTest
  84     : public OobeBaseTest,
  85       public content::NotificationObserver,
  86       public testing::WithParamInterface<BlockingLoginTestParam> {
  87  public:
  88   BlockingLoginTest() : profile_added_(NULL) {
  89   }
  90
  91   void SetUpCommandLine(base::CommandLine* command_line) override {
  92     OobeBaseTest::SetUpCommandLine(command_line);
  93
  94     command_line->AppendSwitchASCII(
  95         policy::switches::kDeviceManagementUrl,
  96         embedded_test_server()->GetURL("/device_management").spec());
  97   }
  98
  99   void SetUpOnMainThread() override {
 100     registrar_.Add(this,
 101                    chrome::NOTIFICATION_PROFILE_ADDED,
 102                    content::NotificationService::AllSources());
 103
 104     OobeBaseTest::SetUpOnMainThread();
 105   }
 106
 107   void TearDownOnMainThread() override {
 108     RunUntilIdle();
 109     EXPECT_TRUE(responses_.empty());
 110     STLDeleteElements(&responses_);
 111     OobeBaseTest::TearDownOnMainThread();
 112   }
 113
 114   void Observe(int type,
 115                const content::NotificationSource& source,
 116                const content::NotificationDetails& details) override {
 117     ASSERT_EQ(chrome::NOTIFICATION_PROFILE_ADDED, type);
 118     ASSERT_FALSE(profile_added_);
 119     profile_added_ = content::Source<Profile>(source).ptr();
 120   }
 121
 122   void RunUntilIdle() {
 123     base::RunLoop().RunUntilIdle();
 124   }
 125
 126   policy::BrowserPolicyConnectorChromeOS* browser_policy_connector() {
 127     return g_browser_process->platform_part()
 128         ->browser_policy_connector_chromeos();
 129   }
 130
 131   void EnrollDevice(const std::string& username) {
 132     base::RunLoop loop;
 133     policy::EnterpriseInstallAttributes::LockResult result;
 134     browser_policy_connector()->GetInstallAttributes()->LockDevice(
 135         username, policy::DEVICE_MODE_ENTERPRISE, "100200300",
 136         base::Bind(&CopyLockResult, &loop, &result));
 137     loop.Run();
 138     EXPECT_EQ(policy::EnterpriseInstallAttributes::LOCK_SUCCESS, result);
 139     RunUntilIdle();
 140   }
 141
 142   void Login(const std::string& username) {
 143     content::WindowedNotificationObserver session_started_observer(
 144         chrome::NOTIFICATION_SESSION_STARTED,
 145         content::NotificationService::AllSources());
 146
 147     ExistingUserController* controller =
 148         ExistingUserController::current_controller();
 149     ASSERT_TRUE(controller);
 150     WebUILoginDisplay* login_display =
 151         static_cast<WebUILoginDisplay*>(controller->login_display());
 152     ASSERT_TRUE(login_display);
 153
 154     login_display->ShowSigninScreenForCreds(username, "password");
 155
 156     // Wait for the session to start after submitting the credentials. This
 157     // will wait until all the background requests are done.
 158     session_started_observer.Wait();
 159   }
 160
 161   // Handles an HTTP request sent to the test server. This handler either
 162   // uses a canned response in |responses_| if the request path matches one
 163   // of the URLs that we mock, otherwise this handler delegates to |fake_gaia_|.
 164   scoped_ptr<net::test_server::HttpResponse> HandleRequest(
 165       const net::test_server::HttpRequest& request) {
 166     scoped_ptr<net::test_server::HttpResponse> response;
 167
 168     GaiaUrls* gaia = GaiaUrls::GetInstance();
 169     if (request.relative_url == gaia->client_login_to_oauth2_url().path() ||
 170         request.relative_url == gaia->oauth2_token_url().path() ||
 171         request.relative_url.find(kDMRegisterRequest) == 0 ||
 172         request.relative_url.find(kDMPolicyRequest) == 0) {
 173       if (!responses_.empty()) {
 174         response.reset(responses_.back());
 175         responses_.pop_back();
 176       }
 177     }
 178
 179     return response.Pass();
 180   }
 181
 182   // Creates a new canned response that will respond with the given HTTP
 183   // status |code|. That response is appended to |responses_| and will be the
 184   // next response used.
 185   // Returns a reference to that response, so that it can be further customized.
 186   net::test_server::BasicHttpResponse& PushResponse(net::HttpStatusCode code) {
 187     net::test_server::BasicHttpResponse* response =
 188         new net::test_server::BasicHttpResponse();
 189     response->set_code(code);
 190     responses_.push_back(response);
 191     return *response;
 192   }
 193
 194   // Returns the body of the register response from the policy server.
 195   std::string GetRegisterResponse() {
 196     em::DeviceManagementResponse response;
 197     em::DeviceRegisterResponse* register_response =
 198         response.mutable_register_response();
 199     register_response->set_device_management_token("1234");
 200     register_response->set_enrollment_type(
 201         em::DeviceRegisterResponse::ENTERPRISE);
 202     std::string data;
 203     EXPECT_TRUE(response.SerializeToString(&data));
 204     return data;
 205   }
 206
 207   // Returns the body of the fetch response from the policy server.
 208   std::string GetPolicyResponse() {
 209     em::DeviceManagementResponse response;
 210     response.mutable_policy_response()->add_response();
 211     std::string data;
 212     EXPECT_TRUE(response.SerializeToString(&data));
 213     return data;
 214   }
 215
 216  protected:
 217   void RegisterAdditionalRequestHandlers() override {
 218     embedded_test_server()->RegisterRequestHandler(
 219         base::Bind(&BlockingLoginTest::HandleRequest, base::Unretained(this)));
 220   }
 221
 222   Profile* profile_added_;
 223
 224  private:
 225   std::vector<net::test_server::HttpResponse*> responses_;
 226   content::NotificationRegistrar registrar_;
 227
 228   DISALLOW_COPY_AND_ASSIGN(BlockingLoginTest);
 229 };
 230
 231 IN_PROC_BROWSER_TEST_P(BlockingLoginTest, LoginBlocksForUser) {
 232   // Verify that there isn't a logged in user when the test starts.
 233   user_manager::UserManager* user_manager = user_manager::UserManager::Get();
 234   EXPECT_FALSE(user_manager->IsUserLoggedIn());
 235   EXPECT_FALSE(browser_policy_connector()->IsEnterpriseManaged());
 236   EXPECT_FALSE(profile_added_);
 237
 238   // Enroll the device, if enrollment is enabled for this test instance.
 239   if (GetParam().enroll_device) {
 240     EnrollDevice(kUsername);
 241
 242     EXPECT_FALSE(user_manager->IsUserLoggedIn());
 243     EXPECT_TRUE(browser_policy_connector()->IsEnterpriseManaged());
 244     EXPECT_EQ(kDomain, browser_policy_connector()->GetEnterpriseDomain());
 245     EXPECT_FALSE(profile_added_);
 246     EXPECT_EQ(policy::USER_AFFILIATION_MANAGED,
 247               browser_policy_connector()->GetUserAffiliation(kUsername));
 248     RunUntilIdle();
 249     EXPECT_FALSE(user_manager->IsKnownUser(kUsername));
 250   }
 251
 252   // Skip the OOBE, go to the sign-in screen, and wait for the login screen to
 253   // become visible.
 254   WaitForSigninScreen();
 255   EXPECT_FALSE(profile_added_);
 256
 257   // Prepare the fake HTTP responses.
 258   if (GetParam().steps < 5) {
 259     // If this instance is not going to complete the entire flow successfully
 260     // then the last step will fail.
 261
 262     // This response body is important to make the gaia fetcher skip its delayed
 263     // retry behavior, which makes testing harder. If this is sent to the policy
 264     // fetchers then it will make them fail too.
 265     PushResponse(net::HTTP_UNAUTHORIZED).set_content("Error=AccountDeleted");
 266   }
 267
 268   // Push a response for each step that is going to succeed, in reverse order.
 269   switch (GetParam().steps) {
 270     default:
 271       ADD_FAILURE() << "Invalid step number: " << GetParam().steps;
 272       return;
 273
 274     case 5:
 275       PushResponse(net::HTTP_OK).set_content(GetPolicyResponse());
 276
 277     case 4:
 278       PushResponse(net::HTTP_OK).set_content(GetRegisterResponse());
 279
 280     case 3:
 281       PushResponse(net::HTTP_OK).set_content(kOAuth2AccessTokenData);
 282
 283     case 2:
 284       PushResponse(net::HTTP_OK).set_content(kOAuth2TokenPairData);
 285
 286     case 1:
 287       PushResponse(net::HTTP_OK)
 288           .AddCustomHeader("Set-Cookie", kOAuthCodeCookie);
 289       break;
 290
 291     case 0:
 292       break;
 293   }
 294
 295   // Login now. This verifies that logging in with the canned responses (which
 296   // may include failures) won't be blocked due to the potential failures.
 297   EXPECT_FALSE(profile_added_);
 298   Login(GetParam().username);
 299   EXPECT_TRUE(profile_added_);
 300   ASSERT_TRUE(user_manager->IsUserLoggedIn());
 301   EXPECT_TRUE(user_manager->IsCurrentUserNew());
 302 }
 303
 304 const BlockingLoginTestParam kBlockinLoginTestCases[] = {
 305     {0, kUsername, true},
 306     {1, kUsername, true},
 307     {2, kUsername, true},
 308     {3, kUsername, true},
 309     {4, kUsername, true},
 310     {5, kUsername, true},
 311     {0, kUsername, false},
 312     {1, kUsername, false},
 313     {2, kUsername, false},
 314     {3, kUsername, false},
 315     {4, kUsername, false},
 316     {5, kUsername, false},
 317     {0, kUsernameOtherDomain, true},
 318     {1, kUsernameOtherDomain, true},
 319     {2, kUsernameOtherDomain, true},
 320     {3, kUsernameOtherDomain, true},
 321     {4, kUsernameOtherDomain, true},
 322     {5, kUsernameOtherDomain, true},
 323 };
 324
 325 INSTANTIATE_TEST_CASE_P(BlockingLoginTestInstance,
 326                         BlockingLoginTest,
 327                         testing::ValuesIn(kBlockinLoginTestCases));
 328
 329 }  // namespace chromeos