| # Copyright (c) 2012 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. |
| |
| import collections |
| import json |
| import logging |
| import numpy |
| import os |
| import re |
| import time |
| |
| from autotest_lib.client.bin import utils |
| from autotest_lib.client.common_lib import error |
| from autotest_lib.client.common_lib import utils as _utils |
| from autotest_lib.client.common_lib.cros import arc |
| from autotest_lib.client.common_lib.cros import arc_common |
| from autotest_lib.client.common_lib.cros import chrome |
| from autotest_lib.client.common_lib.cros import power_load_util |
| from autotest_lib.client.common_lib.cros.network import interface |
| from autotest_lib.client.common_lib.cros.network import xmlrpc_datatypes |
| from autotest_lib.client.common_lib.cros.network import xmlrpc_security_types |
| from autotest_lib.client.cros import backchannel |
| from autotest_lib.client.cros import ec |
| from autotest_lib.client.cros import httpd |
| from autotest_lib.client.cros import memory_bandwidth_logger |
| from autotest_lib.client.cros import service_stopper |
| from autotest_lib.client.cros.audio import audio_helper |
| from autotest_lib.client.cros.networking import cellular_proxy |
| from autotest_lib.client.cros.networking import shill_proxy |
| from autotest_lib.client.cros.networking import wifi_proxy |
| from autotest_lib.client.cros.power import power_dashboard |
| from autotest_lib.client.cros.power import power_status |
| from autotest_lib.client.cros.power import power_utils |
| from telemetry.core import exceptions |
| |
| params_dict = { |
| 'test_time_ms': '_mseconds', |
| 'should_scroll': '_should_scroll', |
| 'should_scroll_up': '_should_scroll_up', |
| 'scroll_loop': '_scroll_loop', |
| 'scroll_interval_ms': '_scroll_interval_ms', |
| 'scroll_by_pixels': '_scroll_by_pixels', |
| 'tasks': '_tasks', |
| } |
| |
| class power_LoadTest(arc.ArcTest): |
| """test class""" |
| version = 2 |
| |
| def initialize(self, percent_initial_charge_min=None, |
| check_network=True, loop_time=3600, loop_count=1, |
| should_scroll='true', should_scroll_up='true', |
| scroll_loop='false', scroll_interval_ms='10000', |
| scroll_by_pixels='600', test_low_batt_p=3, |
| verbose=True, force_wifi=False, wifi_ap='', wifi_sec='none', |
| wifi_pw='', wifi_timeout=60, use_cellular_network=False, |
| tasks='', volume_level=10, mic_gain=10, low_batt_margin_p=2, |
| ac_ok=False, log_mem_bandwidth=False, gaia_login=None, |
| force_discharge=False, pdash_note=''): |
| """ |
| percent_initial_charge_min: min battery charge at start of test |
| check_network: check that Ethernet interface is not running |
| loop_time: length of time to run the test for in each loop |
| loop_count: number of times to loop the test for |
| should_scroll: should the extension scroll pages |
| should_scroll_up: should scroll in up direction |
| scroll_loop: continue scrolling indefinitely |
| scroll_interval_ms: how often to scoll |
| scroll_by_pixels: number of pixels to scroll each time |
| test_low_batt_p: percent battery at which test should stop |
| verbose: add more logging information |
| force_wifi: should we force to test to run on wifi |
| wifi_ap: the name (ssid) of the wifi access point |
| wifi_sec: the type of security for the wifi ap |
| wifi_pw: password for the wifi ap |
| wifi_timeout: The timeout for wifi configuration |
| use_cellular_network: use the cellular network connection instead of wifi |
| volume_level: percent audio volume level |
| mic_gain: percent audio microphone gain level |
| low_batt_margin_p: percent low battery margin to be added to |
| sys_low_batt_p to guarantee test completes prior to powerd shutdown |
| ac_ok: boolean to allow running on AC |
| log_mem_bandwidth: boolean to log memory bandwidth during the test |
| gaia_login: whether real GAIA login should be attempted. If 'None' |
| (default) then boolean is determined from URL. |
| force_discharge: boolean of whether to tell ec to discharge battery even |
| when the charger is plugged in. |
| pdash_note: note of the current run to send to power dashboard. |
| """ |
| self._backlight = None |
| self._services = None |
| self._browser = None |
| self._loop_time = loop_time |
| self._loop_count = loop_count |
| self._mseconds = self._loop_time * 1000 |
| self._verbose = verbose |
| |
| self._sys_low_batt_p = 0. |
| self._sys_low_batt_s = 0. |
| self._test_low_batt_p = test_low_batt_p |
| self._should_scroll = should_scroll |
| self._should_scroll_up = should_scroll_up |
| self._scroll_loop = scroll_loop |
| self._scroll_interval_ms = scroll_interval_ms |
| self._scroll_by_pixels = scroll_by_pixels |
| self._tmp_keyvals = {} |
| self._power_status = None |
| self._force_wifi = force_wifi |
| self._use_cellular_network = use_cellular_network |
| self._testServer = None |
| self._tasks = tasks.replace(' ','') |
| self._backchannel = None |
| self._shill_proxy = None |
| self._volume_level = volume_level |
| self._mic_gain = mic_gain |
| self._ac_ok = ac_ok |
| self._log_mem_bandwidth = log_mem_bandwidth |
| self._wait_time = 60 |
| self._stats = collections.defaultdict(list) |
| self._force_discharge = force_discharge |
| self._pdash_note = pdash_note |
| |
| self._power_status = power_status.get_status() |
| |
| if force_discharge: |
| if not self._power_status.battery: |
| raise error.TestNAError('DUT does not have battery. ' |
| 'Could not force discharge.') |
| if not ec.has_cros_ec(): |
| raise error.TestNAError('DUT does not have CrOS EC. ' |
| 'Could not force discharge.') |
| if not power_utils.charge_control_by_ectool(False): |
| raise error.TestError('Could not run battery force discharge.') |
| self._ac_ok = True |
| |
| if not self._power_status.battery: |
| if ac_ok and (power_utils.has_powercap_support() or |
| power_utils.has_rapl_support()): |
| logging.info("Device has no battery but has powercap data.") |
| else: |
| rsp = "Skipping test for device without battery and powercap." |
| raise error.TestNAError(rsp) |
| |
| self._tmp_keyvals['b_on_ac'] = (not force_discharge and |
| self._power_status.on_ac()) |
| |
| self._gaia_login = gaia_login |
| if gaia_login is None: |
| self._gaia_login = power_load_util.use_gaia_login() |
| |
| self._username = power_load_util.get_username() |
| self._password = power_load_util.get_password() |
| |
| if not self._ac_ok: |
| self._power_status.assert_battery_state(percent_initial_charge_min) |
| |
| # If force wifi enabled, convert eth0 to backchannel and connect to the |
| # specified WiFi AP. |
| if self._force_wifi: |
| if self._use_cellular_network: |
| raise error.TestError("Can't force WiFi AP when cellular network" |
| "is used"); |
| |
| sec_config = None |
| # TODO(dbasehore): Fix this when we get a better way of figuring out |
| # the wifi security configuration. |
| if wifi_sec == 'rsn' or wifi_sec == 'wpa': |
| sec_config = xmlrpc_security_types.WPAConfig( |
| psk=wifi_pw, |
| wpa_mode=xmlrpc_security_types.WPAConfig.MODE_PURE_WPA2, |
| wpa2_ciphers= |
| [xmlrpc_security_types.WPAConfig.CIPHER_CCMP]) |
| wifi_config = xmlrpc_datatypes.AssociationParameters( |
| ssid=wifi_ap, security_config=sec_config, |
| configuration_timeout=wifi_timeout) |
| # If backchannel is already running, don't run it again. |
| self._backchannel = backchannel.Backchannel() |
| if not self._backchannel.setup(): |
| raise error.TestError('Could not setup Backchannel network.') |
| |
| self._shill_proxy = wifi_proxy.WifiProxy() |
| self._shill_proxy.remove_all_wifi_entries() |
| for i in xrange(1,4): |
| raw_output = self._shill_proxy.connect_to_wifi_network( |
| wifi_config.ssid, |
| wifi_config.security, |
| wifi_config.security_parameters, |
| wifi_config.save_credentials, |
| station_type=wifi_config.station_type, |
| hidden_network=wifi_config.is_hidden, |
| discovery_timeout_seconds= |
| wifi_config.discovery_timeout, |
| association_timeout_seconds= |
| wifi_config.association_timeout, |
| configuration_timeout_seconds= |
| wifi_config.configuration_timeout * i) |
| result = xmlrpc_datatypes.AssociationResult. \ |
| from_dbus_proxy_output(raw_output) |
| if result.success: |
| break |
| logging.warn('wifi connect: disc:%d assoc:%d config:%d fail:%s', |
| result.discovery_time, result.association_time, |
| result.configuration_time, result.failure_reason) |
| else: |
| raise error.TestError('Could not connect to WiFi network.') |
| |
| else: |
| # Find all wired ethernet interfaces. |
| ifaces = [ iface for iface in interface.get_interfaces() |
| if (not iface.is_wifi_device() and |
| iface.name.startswith('eth')) ] |
| logging.debug(str([iface.name for iface in ifaces])) |
| for iface in ifaces: |
| if check_network and iface.is_lower_up: |
| raise error.TestError('Ethernet interface is active. ' + |
| 'Please remove Ethernet cable') |
| |
| if self._use_cellular_network: |
| self._shill_proxy = cellular_proxy.CellularProxy() |
| cdev = self._shill_proxy.find_cellular_device_object() |
| if cdev is None: |
| raise error.TestError("No cellular device found") |
| |
| self._shill_proxy.manager.DisableTechnology( |
| shill_proxy.ShillProxy.TECHNOLOGY_WIFI) |
| |
| self._shill_proxy.wait_for_cellular_service_object() |
| |
| # record the max backlight level |
| self._backlight = power_utils.Backlight() |
| self._tmp_keyvals['level_backlight_max'] = \ |
| self._backlight.get_max_level() |
| |
| self._services = service_stopper.ServiceStopper( |
| service_stopper.ServiceStopper.POWER_DRAW_SERVICES) |
| self._services.stop_services() |
| |
| self._detachable_handler = power_utils.BaseActivitySimulator() |
| |
| # fix up file perms for the power test extension so that chrome |
| # can access it |
| os.system('chmod -R 755 %s' % self.bindir) |
| |
| # setup a HTTP Server to listen for status updates from the power |
| # test extension |
| self._testServer = httpd.HTTPListener(8001, docroot=self.bindir) |
| self._testServer.run() |
| |
| # initialize various interesting power related stats |
| self._statomatic = power_status.StatoMatic() |
| |
| self._power_status.refresh() |
| self._sys_low_batt_p = float(utils.system_output( |
| 'check_powerd_config --low_battery_shutdown_percent')) |
| self._sys_low_batt_s = int(utils.system_output( |
| 'check_powerd_config --low_battery_shutdown_time')) |
| |
| if self._sys_low_batt_p and self._sys_low_batt_s: |
| raise error.TestError( |
| "Low battery percent and seconds are non-zero.") |
| |
| min_low_batt_p = min(self._sys_low_batt_p + low_batt_margin_p, 100) |
| if self._sys_low_batt_p and (min_low_batt_p > self._test_low_batt_p): |
| logging.warning("test low battery threshold is below system " + |
| "low battery requirement. Setting to %f", |
| min_low_batt_p) |
| self._test_low_batt_p = min_low_batt_p |
| |
| if self._power_status.battery: |
| self._ah_charge_start = self._power_status.battery.charge_now |
| self._wh_energy_start = self._power_status.battery.energy |
| |
| self.task_monitor_file = open(os.path.join(self.resultsdir, |
| 'task-monitor.json'), 'wt') |
| |
| |
| def run_once(self): |
| """Test main loop.""" |
| t0 = time.time() |
| |
| # record the PSR related info. |
| psr = power_utils.DisplayPanelSelfRefresh(init_time=t0) |
| |
| try: |
| self._keyboard_backlight = power_utils.KbdBacklight() |
| self._set_keyboard_backlight_level() |
| except power_utils.KbdBacklightException as e: |
| logging.info("Assuming no keyboard backlight due to :: %s", str(e)) |
| self._keyboard_backlight = None |
| |
| self._checkpoint_logger = power_status.CheckpointLogger() |
| seconds_period = 20.0 |
| self._meas_logs = power_status.create_measurement_loggers( |
| seconds_period, self._checkpoint_logger) |
| for log in self._meas_logs: |
| log.start() |
| if self._log_mem_bandwidth: |
| self._mlog = memory_bandwidth_logger.MemoryBandwidthLogger( |
| raw=False, seconds_period=2) |
| self._mlog.start() |
| |
| # record start time and end time for each task |
| self._task_tracker = [] |
| |
| ext_path = os.path.join(os.path.dirname(__file__), 'extension') |
| self._tmp_keyvals['username'] = self._username |
| |
| arc_mode = arc_common.ARC_MODE_DISABLED |
| if utils.is_arc_available(): |
| arc_mode = arc_common.ARC_MODE_ENABLED |
| |
| try: |
| self._browser = chrome.Chrome(extension_paths=[ext_path], |
| gaia_login=self._gaia_login, |
| username=self._username, |
| password=self._password, |
| arc_mode=arc_mode) |
| except exceptions.LoginException: |
| # already failed guest login |
| if not self._gaia_login: |
| raise |
| self._gaia_login = False |
| logging.warn("Unable to use GAIA acct %s. Using GUEST instead.\n", |
| self._username) |
| self._browser = chrome.Chrome(extension_paths=[ext_path], |
| gaia_login=self._gaia_login) |
| if not self._gaia_login: |
| self._tmp_keyvals['username'] = 'GUEST' |
| |
| extension = self._browser.get_extension(ext_path) |
| for k in params_dict: |
| if getattr(self, params_dict[k]) is not '': |
| extension.ExecuteJavaScript('var %s = %s;' % |
| (k, getattr(self, params_dict[k]))) |
| |
| # This opens a trap start page to capture tabs opened for first login. |
| # It will be closed when startTest is run. |
| extension.ExecuteJavaScript('chrome.windows.create(null, null);') |
| |
| for i in range(self._loop_count): |
| start_time = time.time() |
| extension.ExecuteJavaScript('startTest();') |
| # the power test extension will report its status here |
| latch = self._testServer.add_wait_url('/status') |
| |
| # this starts a thread in the server that listens to log |
| # information from the script |
| script_logging = self._testServer.add_wait_url(url='/log') |
| |
| # dump any log entry that comes from the script into |
| # the debug log |
| self._testServer.add_url_handler(url='/log',\ |
| handler_func=(lambda handler, forms, loop_counter=i:\ |
| _extension_log_handler(handler, forms, loop_counter))) |
| |
| pagetime_tracking = self._testServer.add_wait_url(url='/pagetime') |
| |
| self._testServer.add_url_handler(url='/pagetime',\ |
| handler_func=(lambda handler, forms, test_instance=self, |
| loop_counter=i:\ |
| _extension_page_time_info_handler(handler, forms, |
| loop_counter, |
| test_instance))) |
| |
| keyvalues_tracking = self._testServer.add_wait_url(url='/keyvalues') |
| |
| self._testServer.add_url_handler(url='/keyvalues',\ |
| handler_func=(lambda handler, forms, test_instance=self, |
| loop_counter=i:\ |
| _extension_key_values_handler(handler, forms, |
| loop_counter, |
| test_instance))) |
| self._testServer.add_url(url='/task-monitor') |
| self._testServer.add_url_handler( |
| url='/task-monitor', |
| handler_func=lambda handler, forms: |
| self._extension_task_monitor_handler(handler, forms) |
| ) |
| |
| # setup a handler to simulate waking up the base of a detachable |
| # on user interaction. On scrolling, wake for 1s, on page |
| # navigation, wake for 10s. |
| self._testServer.add_url(url='/pagenav') |
| self._testServer.add_url(url='/scroll') |
| |
| self._testServer.add_url_handler(url='/pagenav', |
| handler_func=(lambda handler, args, plt=self: |
| plt._detachable_handler.wake_base(10000))) |
| |
| self._testServer.add_url_handler(url='/scroll', |
| handler_func=(lambda handler, args, plt=self: |
| plt._detachable_handler.wake_base(1000))) |
| # reset backlight level since powerd might've modified it |
| # based on ambient light |
| self._set_backlight_level(i) |
| self._set_lightbar_level() |
| if self._keyboard_backlight: |
| self._set_keyboard_backlight_level(loop=i) |
| audio_helper.set_volume_levels(self._volume_level, |
| self._mic_gain) |
| |
| low_battery = self._do_wait(self._verbose, self._loop_time, |
| latch) |
| script_logging.set() |
| pagetime_tracking.set() |
| keyvalues_tracking.set() |
| |
| self._log_loop_checkpoint(i, start_time, time.time()) |
| |
| if self._verbose: |
| logging.debug('loop %d completed', i) |
| |
| if low_battery: |
| logging.info('Exiting due to low battery') |
| break |
| |
| # done with logging from the script, so we can collect that thread |
| t1 = time.time() |
| psr.refresh() |
| self._tmp_keyvals['minutes_battery_life_tested'] = (t1 - t0) / 60 |
| self._tmp_keyvals.update(psr.get_keyvals()) |
| |
| |
| def postprocess_iteration(self): |
| """Postprocess: write keyvals / log and send data to power dashboard.""" |
| def _log_stats(prefix, stats): |
| if not len(stats): |
| return |
| np = numpy.array(stats) |
| logging.debug("%s samples: %d", prefix, len(np)) |
| logging.debug("%s mean: %.2f", prefix, np.mean()) |
| logging.debug("%s stdev: %.2f", prefix, np.std()) |
| logging.debug("%s max: %.2f", prefix, np.max()) |
| logging.debug("%s min: %.2f", prefix, np.min()) |
| |
| |
| def _log_per_loop_stats(): |
| samples_per_loop = self._loop_time / self._wait_time + 1 |
| for kname in self._stats: |
| start_idx = 0 |
| loop = 1 |
| for end_idx in xrange(samples_per_loop, len(self._stats[kname]), |
| samples_per_loop): |
| _log_stats("%s loop %d" % (kname, loop), |
| self._stats[kname][start_idx:end_idx]) |
| loop += 1 |
| start_idx = end_idx |
| |
| |
| def _log_all_stats(): |
| for kname in self._stats: |
| _log_stats(kname, self._stats[kname]) |
| |
| |
| for task, tstart, tend in self._task_tracker: |
| self._checkpoint_logger.checkpoint('_' + task, tstart, tend) |
| |
| keyvals = {} |
| for log in self._meas_logs: |
| keyvals.update(log.calc()) |
| keyvals.update(self._statomatic.publish()) |
| |
| if self._log_mem_bandwidth: |
| self._mlog.stop() |
| self._mlog.join() |
| |
| _log_all_stats() |
| _log_per_loop_stats() |
| |
| # record battery stats |
| if self._power_status.battery: |
| keyvals['a_current_now'] = self._power_status.battery.current_now |
| keyvals['ah_charge_full'] = \ |
| self._power_status.battery.charge_full |
| keyvals['ah_charge_full_design'] = \ |
| self._power_status.battery.charge_full_design |
| keyvals['ah_charge_start'] = self._ah_charge_start |
| keyvals['ah_charge_now'] = self._power_status.battery.charge_now |
| keyvals['ah_charge_used'] = keyvals['ah_charge_start'] - \ |
| keyvals['ah_charge_now'] |
| keyvals['wh_energy_start'] = self._wh_energy_start |
| keyvals['wh_energy_now'] = self._power_status.battery.energy |
| keyvals['wh_energy_used'] = keyvals['wh_energy_start'] - \ |
| keyvals['wh_energy_now'] |
| keyvals['v_voltage_min_design'] = \ |
| self._power_status.battery.voltage_min_design |
| keyvals['wh_energy_full_design'] = \ |
| self._power_status.battery.energy_full_design |
| keyvals['v_voltage_now'] = self._power_status.battery.voltage_now |
| |
| keyvals.update(self._tmp_keyvals) |
| |
| keyvals['percent_sys_low_battery'] = self._sys_low_batt_p |
| keyvals['seconds_sys_low_battery'] = self._sys_low_batt_s |
| voltage_np = numpy.array(self._stats['v_voltage_now']) |
| voltage_mean = voltage_np.mean() |
| keyvals['v_voltage_mean'] = voltage_mean |
| |
| keyvals['wh_energy_powerlogger'] = \ |
| self._energy_use_from_powerlogger(keyvals) |
| |
| if not self._power_status.on_ac() and keyvals['ah_charge_used'] > 0: |
| # For full runs, we should use charge to scale for battery life, |
| # since the voltage swing is accounted for. |
| # For short runs, energy will be a better estimate. |
| if self._loop_count > 1: |
| estimated_reps = (keyvals['ah_charge_full_design'] / |
| keyvals['ah_charge_used']) |
| else: |
| estimated_reps = (keyvals['wh_energy_full_design'] / |
| keyvals['wh_energy_powerlogger']) |
| |
| bat_life_scale = estimated_reps * \ |
| ((100 - keyvals['percent_sys_low_battery']) / 100) |
| |
| keyvals['minutes_battery_life'] = bat_life_scale * \ |
| keyvals['minutes_battery_life_tested'] |
| # In the case where sys_low_batt_s is non-zero subtract those |
| # minutes from the final extrapolation. |
| if self._sys_low_batt_s: |
| keyvals['minutes_battery_life'] -= self._sys_low_batt_s / 60 |
| |
| keyvals['a_current_rate'] = keyvals['ah_charge_used'] * 60 / \ |
| keyvals['minutes_battery_life_tested'] |
| keyvals['w_energy_rate'] = keyvals['wh_energy_used'] * 60 / \ |
| keyvals['minutes_battery_life_tested'] |
| if self._gaia_login: |
| self.output_perf_value(description='minutes_battery_life', |
| value=keyvals['minutes_battery_life'], |
| units='minutes', |
| higher_is_better=True) |
| |
| minutes_battery_life_tested = keyvals['minutes_battery_life_tested'] |
| |
| # TODO(coconutruben): overwrite write_perf_keyvals for all power |
| # tests and replace this once power_LoadTest inherits from power_Test. |
| # Dump all keyvals into debug keyvals. |
| _utils.write_keyval(os.path.join(self.resultsdir, 'debug_keyval'), |
| keyvals) |
| # Avoid polluting the keyvals with non-core domains. |
| core_keyvals = power_utils.get_core_keyvals(keyvals) |
| if not self._gaia_login: |
| core_keyvals = {'INVALID_%s' % str(k): v for k, v in |
| core_keyvals.iteritems()} |
| else: |
| for key, value in core_keyvals.iteritems(): |
| if re.match(r'percent_[cg]pu(idle|pkg).*_R?C0(_C1)?_time', key): |
| self.output_perf_value(description=key, |
| value=value, |
| units='percent', |
| higher_is_better=False) |
| |
| self.write_perf_keyval(core_keyvals) |
| for log in self._meas_logs: |
| log.save_results(self.resultsdir) |
| self._checkpoint_logger.save_checkpoint_data(self.resultsdir) |
| |
| if minutes_battery_life_tested * 60 < self._loop_time : |
| logging.info('Data is less than 1 loop, skip sending to dashboard.') |
| return |
| |
| dashboard_factory = power_dashboard.get_dashboard_factory() |
| for log in self._meas_logs: |
| dashboard = dashboard_factory.createDashboard(log, |
| self.tagged_testname, self.resultsdir, note=self._pdash_note) |
| dashboard.upload() |
| |
| |
| def cleanup(self): |
| if self._force_discharge: |
| power_utils.charge_control_by_ectool(True) |
| if self._backlight: |
| self._backlight.restore() |
| if self._services: |
| self._services.restore_services() |
| audio_helper.set_default_volume_levels() |
| self._detachable_handler.restore() |
| |
| if self.task_monitor_file: |
| self.task_monitor_file.close() |
| |
| if self._shill_proxy: |
| if self._force_wifi: |
| # cleanup backchannel interface |
| # Prevent wifi congestion in test lab by forcing machines to forget the |
| # wifi AP we connected to at the start of the test. |
| self._shill_proxy.remove_all_wifi_entries() |
| |
| if self._use_cellular_network: |
| self._shill_proxy.manager.EnableTechnology( |
| shill_proxy.ShillProxy.TECHNOLOGY_WIFI) |
| |
| if self._backchannel: |
| self._backchannel.teardown() |
| if self._browser: |
| self._browser.close() |
| if self._testServer: |
| self._testServer.stop() |
| |
| |
| def _do_wait(self, verbose, seconds, latch): |
| latched = False |
| low_battery = False |
| total_time = seconds + self._wait_time |
| elapsed_time = 0 |
| |
| while elapsed_time < total_time: |
| time.sleep(self._wait_time) |
| elapsed_time += self._wait_time |
| |
| self._power_status.refresh() |
| |
| if not self._ac_ok and self._power_status.on_ac(): |
| raise error.TestError('Running on AC power now.') |
| |
| if self._power_status.battery: |
| if (not self._ac_ok and |
| self._power_status.battery.status != 'Discharging'): |
| raise error.TestFail('The battery is not discharging.') |
| charge_now = self._power_status.battery.charge_now |
| energy_rate = self._power_status.battery.energy_rate |
| voltage_now = self._power_status.battery.voltage_now |
| self._stats['w_energy_rate'].append(energy_rate) |
| self._stats['v_voltage_now'].append(voltage_now) |
| if verbose: |
| logging.debug('ah_charge_now %f', charge_now) |
| logging.debug('w_energy_rate %f', energy_rate) |
| logging.debug('v_voltage_now %f', voltage_now) |
| |
| low_battery = (self._power_status.percent_current_charge() < |
| self._test_low_batt_p) |
| |
| latched = latch.is_set() |
| |
| if latched or low_battery: |
| break |
| |
| if latched: |
| # record chrome power extension stats |
| form_data = self._testServer.get_form_entries() |
| logging.debug(form_data) |
| for e in form_data: |
| key = 'ext_' + e |
| if key in self._tmp_keyvals: |
| self._tmp_keyvals[key] += "_%s" % form_data[e] |
| else: |
| self._tmp_keyvals[key] = form_data[e] |
| else: |
| logging.debug("Didn't get status back from power extension") |
| |
| return low_battery |
| |
| |
| def _set_backlight_level(self, loop=None): |
| self._backlight.set_default() |
| # record brightness level |
| self._tmp_keyvals[_loop_keyname(loop, 'level_backlight')] = \ |
| self._backlight.get_level() |
| |
| |
| def _set_lightbar_level(self, level='off'): |
| """Set lightbar level. |
| |
| Args: |
| level: string value to set lightbar to. See ectool for more details. |
| """ |
| rv = utils.system('which ectool', ignore_status=True) |
| if rv: |
| return |
| rv = utils.system('ectool lightbar %s' % level, ignore_status=True) |
| if rv: |
| logging.info('Assuming no lightbar due to non-zero exit status') |
| else: |
| logging.info('Setting lightbar to %s', level) |
| self._tmp_keyvals['level_lightbar_current'] = level |
| |
| |
| def _has_light_sensor(self): |
| """ |
| Determine if there is a light sensor on the board. |
| |
| @returns True if this host has a light sensor or |
| False if it does not. |
| """ |
| # If the command exits with a failure status, |
| # we do not have a light sensor |
| cmd = 'check_powerd_config --ambient_light_sensor' |
| result = utils.run(cmd, ignore_status=True) |
| if result.exit_status: |
| logging.debug('Ambient light sensor not present') |
| return False |
| logging.debug('Ambient light sensor present') |
| return True |
| |
| |
| def _energy_use_from_powerlogger(self, keyval): |
| """ |
| Calculates the energy use, in Wh, used over the course of the run as |
| reported by the PowerLogger. |
| |
| Args: |
| keyval: the dictionary of keyvals containing PowerLogger output |
| |
| Returns: |
| energy_wh: total energy used over the course of this run |
| |
| """ |
| energy_wh = 0 |
| loop = 0 |
| while True: |
| duration_key = _loop_keyname(loop, 'system_duration') |
| avg_power_key = _loop_keyname(loop, 'system_pwr_avg') |
| if duration_key not in keyval or avg_power_key not in keyval: |
| break |
| energy_wh += keyval[duration_key] * keyval[avg_power_key] / 3600 |
| loop += 1 |
| return energy_wh |
| |
| |
| def _has_hover_detection(self): |
| """ |
| Checks if hover is detected by the device. |
| |
| Returns: |
| Returns True if the hover detection support is enabled. |
| Else returns false. |
| """ |
| |
| cmd = 'check_powerd_config --hover_detection' |
| result = utils.run(cmd, ignore_status=True) |
| if result.exit_status: |
| logging.debug('Hover not present') |
| return False |
| logging.debug('Hover present') |
| return True |
| |
| |
| def _set_keyboard_backlight_level(self, loop=None): |
| """ |
| Sets keyboard backlight based on light sensor and hover. |
| These values are based on UMA as mentioned in |
| https://bugs.chromium.org/p/chromium/issues/detail?id=603233#c10 |
| |
| ALS | hover | keyboard backlight level |
| --------------------------------------- |
| No | No | default |
| --------------------------------------- |
| Yes | No | 40% of default |
| -------------------------------------- |
| No | Yes | System with this configuration does not exist |
| -------------------------------------- |
| Yes | Yes | 30% of default |
| -------------------------------------- |
| |
| Here default is no Ambient Light Sensor, no hover, |
| default always-on brightness level. |
| """ |
| |
| default_level = self._keyboard_backlight.get_default_level() |
| level_to_set = default_level |
| has_light_sensor = self._has_light_sensor() |
| has_hover = self._has_hover_detection() |
| # TODO(ravisadineni):if (crbug: 603233) becomes default |
| # change this to reflect it. |
| if has_light_sensor and has_hover: |
| level_to_set = (30 * default_level) / 100 |
| elif has_light_sensor: |
| level_to_set = (40 * default_level) / 100 |
| elif has_hover: |
| logging.warn('Device has hover but no light sensor') |
| |
| logging.info('Setting keyboard backlight to %d', level_to_set) |
| self._keyboard_backlight.set_level(level_to_set) |
| keyname = _loop_keyname(loop, 'percent_kbd_backlight') |
| self._tmp_keyvals[keyname] = self._keyboard_backlight.get_percent() |
| |
| |
| def _log_loop_checkpoint(self, loop, start, end): |
| loop_str = _loop_prefix(loop) |
| self._checkpoint_logger.checkpoint(loop_str, start, end) |
| |
| # Don't log section if we run custom tasks. |
| if self._tasks != '': |
| return |
| |
| sections = [ |
| ('browsing', (0, 0.6)), |
| ('email', (0.6, 0.8)), |
| ('document', (0.8, 0.9)), |
| ('video', (0.9, 1)), |
| ] |
| |
| # Use start time from extension if found by look for google.com start. |
| goog_str = loop_str + '_web_page_www.google.com' |
| for item, start_extension, _ in self._task_tracker: |
| if item == goog_str: |
| if start_extension >= start: |
| start = start_extension |
| break |
| logging.warn('Timestamp from extension (%.2f) is earlier than' |
| 'timestamp from autotest (%.2f).', |
| start_extension, start) |
| |
| # Use default loop duration for incomplete loop. |
| duration = max(end - start, self._loop_time) |
| |
| for section, fractions in sections: |
| s_start, s_end = (start + duration * fraction |
| for fraction in fractions) |
| if s_start > end: |
| break |
| if s_end > end: |
| s_end = end |
| self._checkpoint_logger.checkpoint(section, s_start, s_end) |
| loop_section = '_' + loop_str + '_' + section |
| self._checkpoint_logger.checkpoint(loop_section, s_start, s_end) |
| |
| |
| def _extension_task_monitor_handler(self, handler, form): |
| """ |
| We use the httpd library to allow us to log chrome processes usage. |
| """ |
| if form: |
| logging.debug("[task-monitor] got %d samples", len(form)) |
| for idx in sorted(form.keys()): |
| json = form[idx].value |
| self.task_monitor_file.write(json) |
| self.task_monitor_file.write(",\n") |
| # we don't want to add url information to our keyvals. |
| # httpd adds them automatically so we remove them again |
| del handler.server._form_entries[idx] |
| handler.send_response(200) |
| |
| |
| def alphanum_key(s): |
| """ Turn a string into a list of string and numeric chunks. This enables a |
| sort function to use this list as a key to sort alphanumeric strings |
| naturally without padding zero digits. |
| "z23a" -> ["z", 23, "a"] |
| """ |
| chunks = re.split('([-.0-9]+)', s) |
| for i in range(len(chunks)): |
| try: |
| chunks[i] = float(chunks[i]) |
| except ValueError: |
| pass |
| return chunks |
| |
| |
| def _extension_log_handler(handler, form, loop_number): |
| """ |
| We use the httpd library to allow us to log whatever we |
| want from the extension JS script into the log files. |
| |
| This method is provided to the server as a handler for |
| all requests that come for the log url in the testServer |
| |
| unused parameter, because httpd passes the server itself |
| into the handler. |
| """ |
| |
| if form: |
| for field in sorted(form.keys(), key=alphanum_key): |
| logging.debug("[extension] @ %s %s", _loop_prefix(loop_number), |
| form[field].value) |
| # we don't want to add url information to our keyvals. |
| # httpd adds them automatically so we remove them again |
| del handler.server._form_entries[field] |
| |
| |
| def _extension_page_time_info_handler(handler, form, loop_number, |
| test_instance): |
| page_timestamps = [] |
| |
| stats_ids = ['mean', 'min', 'max', 'std'] |
| loadtime_measurements = [] |
| sorted_pagelt = [] |
| #show up to this number of slow page-loads |
| num_slow_page_loads = 5 |
| |
| if not form: |
| logging.debug("no page time information returned") |
| return |
| |
| for field in sorted(form.keys(), key=alphanum_key): |
| page = json.loads(form[field].value) |
| url = page['url'] |
| |
| pstr = "[extension] @ %s url: %s" % (_loop_prefix(loop_number), url) |
| logging.debug("%s start_time: %d", pstr, page['start_time']) |
| |
| if page['end_load_time']: |
| logging.debug("%s end_load_time: %d", pstr, page['end_load_time']) |
| |
| load_time = page['end_load_time'] - page['start_time'] |
| |
| loadtime_measurements.append(load_time) |
| sorted_pagelt.append((url, load_time)) |
| |
| logging.debug("%s load time: %d ms", pstr, load_time) |
| |
| logging.debug("%s end_browse_time: %d", pstr, page['end_browse_time']) |
| |
| page_timestamps.append(page) |
| |
| # we don't want to add url information to our keyvals. |
| # httpd adds them automatically so we remove them again |
| del handler.server._form_entries[field] |
| |
| page_base = _loop_keyname(loop_number, 'web_page_') |
| for page in page_timestamps: |
| page_failed = "_failed" |
| # timestamps from javascript are in milliseconds, change to seconds |
| scale = 1.0/1000 |
| if page['end_load_time']: |
| tagname = page_base + page['url'] + "_load" |
| test_instance._task_tracker.append((tagname, |
| page['start_time'] * scale, page['end_load_time'] * scale)) |
| |
| tagname = page_base + page['url'] + "_browse" |
| test_instance._task_tracker.append((tagname, |
| page['end_load_time'] * scale, page['end_browse_time'] * scale)) |
| |
| page_failed = "" |
| |
| tagname = page_base + page['url'] + page_failed |
| test_instance._task_tracker.append((tagname, |
| page['start_time'] * scale, page['end_browse_time'] * scale)) |
| |
| loadtime_measurements = numpy.array(loadtime_measurements) |
| stats_vals = [loadtime_measurements.mean(), loadtime_measurements.min(), |
| loadtime_measurements.max(),loadtime_measurements.std()] |
| |
| key_base = 'ext_ms_page_load_time_' |
| for i in range(len(stats_ids)): |
| key = key_base + stats_ids[i] |
| if key in test_instance._tmp_keyvals: |
| test_instance._tmp_keyvals[key] += "_%.2f" % stats_vals[i] |
| else: |
| test_instance._tmp_keyvals[key] = "%.2f" % stats_vals[i] |
| |
| |
| sorted_pagelt.sort(key=lambda item: item[1], reverse=True) |
| |
| message = "The %d slowest page-load-times are:\n" % (num_slow_page_loads) |
| for url, msecs in sorted_pagelt[:num_slow_page_loads]: |
| message += "\t%s w/ %d ms" % (url, msecs) |
| |
| logging.debug("%s\n", message) |
| |
| |
| def _extension_key_values_handler(handler, form, loop_number, |
| test_instance): |
| if not form: |
| logging.debug("no key value information returned") |
| return |
| |
| for field in sorted(form.keys(), key=alphanum_key): |
| keyval_data = json.loads(form[field].value) |
| |
| # Print each key:value pair and associate it with the data |
| for key, value in keyval_data.iteritems(): |
| logging.debug("[extension] @ %s key: %s val: %s", |
| _loop_prefix(loop_number), key, value) |
| # Add the key:values to the _tmp_keyvals set |
| test_instance._tmp_keyvals[_loop_keyname(loop_number, key)] = value |
| |
| # we don't want to add url information to our keyvals. |
| # httpd adds them automatically so we remove them again |
| del handler.server._form_entries[field] |
| |
| |
| def _loop_prefix(loop): |
| return "loop%02d" % loop |
| |
| |
| def _loop_keyname(loop, keyname): |
| if loop != None: |
| return "%s_%s" % (_loop_prefix(loop), keyname) |
| return keyname |
