| # Copyright 2018 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 logging |
| import os |
| import random |
| |
| from autotest_lib.client.common_lib import error |
| from autotest_lib.client.common_lib import utils |
| from autotest_lib.server.cros.update_engine import update_engine_test |
| |
| class autoupdate_Interruptions(update_engine_test.UpdateEngineTest): |
| """Ensures an update completes with multiple user interruptions.""" |
| version = 1 |
| |
| def cleanup(self): |
| self._save_extra_update_engine_logs(4) |
| super(autoupdate_Interruptions, self).cleanup() |
| |
| |
| def run_once(self, full_payload=True, interrupt=None, job_repo_url=None): |
| """ |
| Runs an update with interruptions from the user. |
| |
| @param full_payload: True for a full payload. False for delta. |
| @param interrupt: The interrupt to perform: [reboot, network, suspend]. |
| @param job_repo_url: Used for debugging locally. This is used to figure |
| out the current build and the devserver to use. |
| The test will read this from a host argument |
| when run in the lab. |
| |
| """ |
| # Clear any previously started updates. |
| pref_file = os.path.join(self._UPDATE_ENGINE_PREFS_DIR, |
| self._UPDATE_CHECK_RESPONSE_HASH) |
| self._host.run(['rm', pref_file], ignore_status=True) |
| self._host.run(['restart', 'update-engine'], ignore_status=True) |
| |
| update_url = self.get_update_url_for_test(job_repo_url, |
| full_payload=full_payload) |
| chromeos_version = self._get_chromeos_version() |
| |
| # Choose a random downloaded progress to interrupt the update. |
| progress = random.uniform(0.1, 0.6) |
| logging.info('Progress when we will begin interruptions: %f', progress) |
| |
| # Login, start the update, logout |
| self._run_client_test_and_check_result( |
| 'autoupdate_LoginStartUpdateLogout', update_url=update_url, |
| progress_to_complete=progress, |
| full_payload=full_payload, |
| interrupt_network=interrupt is 'network') |
| |
| if interrupt in ['reboot', 'suspend']: |
| if self._is_update_finished_downloading(): |
| raise error.TestFail('Update finished before %s ' |
| 'interrupt started.' % interrupt) |
| completed = self._get_update_progress() |
| if interrupt is 'reboot': |
| self._host.reboot() |
| utils.poll_for_condition(self._get_update_engine_status, |
| desc='update engine to start') |
| self._check_for_update(update_url, critical_update=True, |
| full_payload=full_payload) |
| elif interrupt is 'suspend': |
| self._suspend_then_resume() |
| |
| if self._is_update_engine_idle(): |
| raise error.TestFail('The update was IDLE after interrupt.') |
| if not self._update_continued_where_it_left_off( |
| completed, reboot_interrupt=interrupt is 'reboot'): |
| raise error.TestFail('The update did not continue where it ' |
| 'left off after interruption.') |
| elif interrupt not in ['network', None]: |
| raise error.TestFail('Unknown interrupt type: %s' % interrupt) |
| |
| # Add a new user and crash browser. |
| self._run_client_test_and_check_result( |
| 'autoupdate_CrashBrowserAfterUpdate') |
| |
| # Update is complete. Reboot the device. |
| self._host.reboot() |
| utils.poll_for_condition(self._get_update_engine_status, |
| desc='update engine to start') |
| # We do check update with no_update=True so it doesn't start the update |
| # again. |
| self._check_for_update(update_url, no_update=True) |
| |
| # Verify that the update completed successfully by checking hostlog. |
| rootfs_hostlog, reboot_hostlog = self._create_hostlog_files() |
| self.verify_update_events(chromeos_version, rootfs_hostlog) |
| self.verify_update_events(chromeos_version, reboot_hostlog, |
| chromeos_version) |
