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      1 # Copyright (c) 2013 The Chromium OS 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 import gobject
      6 from dbus.mainloop.glib import DBusGMainLoop
      7 
      8 
      9 from autotest_lib.client.bin import test
     10 from autotest_lib.client.common_lib import error
     11 from autotest_lib.client.common_lib.cros import policy, session_manager
     12 from autotest_lib.client.cros import constants, cros_ui, cryptohome, ownership
     13 
     14 
     15 class login_GuestAndActualSession(test.test):
     16     """Ensure that the session_manager correctly handles ownership when a guest
     17        signs in before a real user.
     18     """
     19     version = 1
     20 
     21 
     22     def initialize(self):
     23         super(login_GuestAndActualSession, self).initialize()
     24         policy.install_protobufs(self.autodir, self.job)
     25         # Ensure a clean beginning.
     26         ownership.restart_ui_to_clear_ownership_files()
     27 
     28         bus_loop = DBusGMainLoop(set_as_default=True)
     29         self._session_manager = session_manager.connect(bus_loop)
     30         self._listener = session_manager.OwnershipSignalListener(
     31                 gobject.MainLoop())
     32         self._listener.listen_for_new_key_and_policy()
     33 
     34 
     35     def run_once(self):
     36         owner = 'first_user (at] nowhere.com'
     37 
     38         cryptohome.mount_guest()
     39         self._session_manager.StartSession(constants.GUEST_USER, '')
     40         cryptohome.ensure_clean_cryptohome_for(owner)
     41         self._session_manager.StartSession(owner, '')
     42         self._listener.wait_for_signals(desc='Device ownership complete.')
     43 
     44         # Ensure that the first real user got to be the owner.
     45         retrieved_policy = policy.get_policy(self._session_manager)
     46         if retrieved_policy is None: raise error.TestFail('Policy not found')
     47         policy.compare_policy_response(retrieved_policy, owner=owner)
     48 
     49 
     50     def cleanup(self):
     51         # Testing is done, so just stop the UI instead of calling StopSession.
     52         # The latter can fail if Chrome is hanging: https://crbug.com/876197
     53         cros_ui.stop(allow_fail=True)
     54         cros_ui.start(allow_fail=True, wait_for_login_prompt=False)
     55