autotest: Stash away cryptohomed.log to help diagnose login issues

client/bin/chromeos_constants.py

 # Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # The names of expected mount-points, devices, magic files, etc on chrome os.
 
 CHROME_LOG_DIR = '/var/log/chrome'
 USER_DATA_DIR = '/home/chronos'
 
 LOGIN_PROFILE = USER_DATA_DIR+'/Default'
 
 # TODO(fes): With the switch to ecryptfs, the cryptohome device is no longer
 # static--it includes a system-specific hash of the username whose vault is
 # mounted.  seano points out that this is no longer a constant, and we may want
 # to change the way tests dependent on this value work.
 CRYPTOHOME_DEVICE_REGEX = r'^/home/\.shadow/.*/vault$'
 CRYPTOHOME_INCOGNITO = 'guestfs'
 CRYPTOHOME_MOUNT_PT = USER_DATA_DIR+'/user'
 
+CRYPTOHOMED_LOG = '/var/log/cryptohomed.log'
+
 LOGIN_TRUST_ROOTS = '/etc/login_trust_root.pem'
 
 BROWSER = 'chrome'
 SESSION_MANAGER = 'session_manager'
 WINDOW_MANAGER = 'chromeos-wm'
 
 LOGGED_IN_MAGIC_FILE = '/var/run/state/logged-in'
 
 CHROME_WINDOW_MAPPED_MAGIC_FILE = \
     '/var/run/state/windowmanager/initial-chrome-window-mapped'
 
 DISABLE_BROWSER_RESTART_MAGIC_FILE = '/tmp/disable_chrome_restart'
 
 LOGIN_PROMPT_READY_MAGIC_FILE = '/tmp/uptime-login-prompt-ready'
 
 CREDENTIALS = {
     '$default': ['performance.test.account@gmail.com', 'perfsmurf'],
     '$backdoor': ['chronos@gmail.com', 'chronos'],
 }
 
 CLIENT_LOGIN_URL = '/accounts/ClientLogin'
 ISSUE_AUTH_TOKEN_URL = '/accounts/IssueAuthToken'
 TOKEN_AUTH_URL = '/accounts/TokenAuth'
 
 LOGIN_SERVICE = 'gaia'
 LOGIN_ERROR = 'Error=BadAuthentication'
 
 UPDATE_ENGINE_LOG = '/var/log/update_engine.log'