build/android/pylib/device_settings.py

   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 import logging
   6
   7 from pylib import constants
   8 from pylib import content_settings
   9 from pylib.device import device_errors
  10
  11 _LOCK_SCREEN_SETTINGS_PATH = '/data/system/locksettings.db'
  12 _ALTERNATE_LOCK_SCREEN_SETTINGS_PATH = (
  13     '/data/data/com.android.providers.settings/databases/settings.db')
  14 PASSWORD_QUALITY_UNSPECIFIED = '0'
  15
  16
  17 def ConfigureContentSettings(device, desired_settings):
  18   """Configures device content setings from a list.
  19
  20   Many settings are documented at:
  21     http://developer.android.com/reference/android/provider/Settings.Global.html
  22     http://developer.android.com/reference/android/provider/Settings.Secure.html
  23     http://developer.android.com/reference/android/provider/Settings.System.html
  24
  25   Many others are undocumented.
  26
  27   Args:
  28     device: A DeviceUtils instance for the device to configure.
  29     desired_settings: A list of (table, [(key: value), ...]) for all
  30         settings to configure.
  31   """
  32   if device.build_type == 'userdebug':
  33     for table, key_value in desired_settings:
  34       settings = content_settings.ContentSettings(table, device)
  35       for key, value in key_value:
  36         settings[key] = value
  37       logging.info('\n%s %s', table, (80 - len(table)) * '-')
  38       for key, value in sorted(settings.iteritems()):
  39         logging.info('\t%s: %s', key, value)
  40
  41
  42 def SetLockScreenSettings(device):
  43   """Sets lock screen settings on the device.
  44
  45   On certain device/Android configurations we need to disable the lock screen in
  46   a different database. Additionally, the password type must be set to
  47   DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED.
  48   Lock screen settings are stored in sqlite on the device in:
  49       /data/system/locksettings.db
  50
  51   IMPORTANT: The first column is used as a primary key so that all rows with the
  52   same value for that column are removed from the table prior to inserting the
  53   new values.
  54
  55   Args:
  56     device: A DeviceUtils instance for the device to configure.
  57
  58   Raises:
  59     Exception if the setting was not properly set.
  60   """
  61   if device.build_type != 'userdebug':
  62     logging.warning('Unable to disable lockscreen on user builds.')
  63     return
  64
  65   def get_lock_settings(table):
  66     return [(table, 'lockscreen.disabled', '1'),
  67             (table, 'lockscreen.password_type', PASSWORD_QUALITY_UNSPECIFIED),
  68             (table, 'lockscreen.password_type_alternate',
  69              PASSWORD_QUALITY_UNSPECIFIED)]
  70
  71   if device.FileExists(_LOCK_SCREEN_SETTINGS_PATH):
  72     db = _LOCK_SCREEN_SETTINGS_PATH
  73     locksettings = get_lock_settings('locksettings')
  74     columns = ['name', 'user', 'value']
  75     generate_values = lambda k, v: [k, '0', v]
  76   elif device.FileExists(_ALTERNATE_LOCK_SCREEN_SETTINGS_PATH):
  77     db = _ALTERNATE_LOCK_SCREEN_SETTINGS_PATH
  78     locksettings = get_lock_settings('secure') + get_lock_settings('system')
  79     columns = ['name', 'value']
  80     generate_values = lambda k, v: [k, v]
  81   else:
  82     logging.warning('Unable to find database file to set lock screen settings.')
  83     return
  84
  85   for table, key, value in locksettings:
  86     # Set the lockscreen setting for default user '0'
  87     values = generate_values(key, value)
  88
  89     cmd = """begin transaction;
  90 delete from '%(table)s' where %(primary_key)s='%(primary_value)s';
  91 insert into '%(table)s' (%(columns)s) values (%(values)s);
  92 commit transaction;""" % {
  93       'table': table,
  94       'primary_key': columns[0],
  95       'primary_value': values[0],
  96       'columns': ', '.join(columns),
  97       'values': ', '.join(["'%s'" % value for value in values])
  98     }
  99     output_msg = device.RunShellCommand('sqlite3 %s "%s"' % (db, cmd),
 100                                         as_root=True)
 101     if output_msg:
 102       logging.info(' '.join(output_msg))
 103
 104
 105 ENABLE_LOCATION_SETTINGS = [
 106   # Note that setting these in this order is required in order for all of
 107   # them to take and stick through a reboot.
 108   ('com.google.settings/partner', [
 109     ('use_location_for_services', 1),
 110   ]),
 111   ('settings/secure', [
 112     # Ensure Geolocation is enabled and allowed for tests.
 113     ('location_providers_allowed', 'gps,network'),
 114   ]),
 115   ('com.google.settings/partner', [
 116     ('network_location_opt_in', 1),
 117   ])
 118 ]
 119
 120 DISABLE_LOCATION_SETTINGS = [
 121   ('com.google.settings/partner', [
 122     ('use_location_for_services', 0),
 123   ]),
 124   ('settings/secure', [
 125     # Ensure Geolocation is disabled.
 126     ('location_providers_allowed', ''),
 127   ]),
 128 ]
 129
 130 DETERMINISTIC_DEVICE_SETTINGS = [
 131   ('settings/global', [
 132     ('assisted_gps_enabled', 0),
 133
 134     # Disable "auto time" and "auto time zone" to avoid network-provided time
 135     # to overwrite the device's datetime and timezone synchronized from host
 136     # when running tests later. See b/6569849.
 137     ('auto_time', 0),
 138     ('auto_time_zone', 0),
 139
 140     ('development_settings_enabled', 1),
 141
 142     # Flag for allowing ActivityManagerService to send ACTION_APP_ERROR intents
 143     # on application crashes and ANRs. If this is disabled, the crash/ANR dialog
 144     # will never display the "Report" button.
 145     # Type: int ( 0 = disallow, 1 = allow )
 146     ('send_action_app_error', 0),
 147
 148     ('stay_on_while_plugged_in', 3),
 149
 150     ('verifier_verify_adb_installs', 0),
 151   ]),
 152   ('settings/secure', [
 153     ('allowed_geolocation_origins',
 154         'http://www.google.co.uk http://www.google.com'),
 155
 156     # Ensure that we never get random dialogs like "Unfortunately the process
 157     # android.process.acore has stopped", which steal the focus, and make our
 158     # automation fail (because the dialog steals the focus then mistakenly
 159     # receives the injected user input events).
 160     ('anr_show_background', 0),
 161
 162     ('lockscreen.disabled', 1),
 163
 164     ('screensaver_enabled', 0),
 165   ]),
 166   ('settings/system', [
 167     # Don't want devices to accidentally rotate the screen as that could
 168     # affect performance measurements.
 169     ('accelerometer_rotation', 0),
 170
 171     ('lockscreen.disabled', 1),
 172
 173     # Turn down brightness and disable auto-adjust so that devices run cooler.
 174     ('screen_brightness', 5),
 175     ('screen_brightness_mode', 0),
 176
 177     ('user_rotation', 0),
 178   ]),
 179 ]
 180
 181 NETWORK_DISABLED_SETTINGS = [
 182   ('settings/global', [
 183     ('airplane_mode_on', 1),
 184     ('wifi_on', 0),
 185   ]),
 186 ]