| # Copyright (c) 2013 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 |
| |
| from autotest_lib.client.common_lib import error |
| from autotest_lib.server.cros import vboot_constants as vboot |
| from autotest_lib.server.cros.faft.faft_classes import ConnectionError |
| from autotest_lib.server.cros.faft.faft_classes import FAFTSequence |
| |
| |
| class firmware_LegacyRecovery(FAFTSequence): |
| """ |
| Servo based test to Verify recovery request at Remove Screen. |
| |
| This test requires a USB disk plugged-in, which contains a Chrome OS test |
| image (built by "build_image --test"). It recovery boots to the USB image |
| and sets recovery_request=1 and do a reboot. A failure is expected. |
| """ |
| version = 1 |
| |
| |
| def initialize(self, host, cmdline_args): |
| super(firmware_LegacyRecovery, self).initialize(host, cmdline_args) |
| self.setup_usbkey(usbkey=True, host=False) |
| self.setup_dev_mode(dev_mode=False) |
| |
| |
| def cleanup(self): |
| super(firmware_LegacyRecovery, self).cleanup() |
| |
| |
| def plug_usb_enable_recovery_request(self): |
| """Wait and plug USB at recovery screen. |
| Set crossystem recovery_request to 1. |
| """ |
| self.wait_fw_screen_and_plug_usb() |
| try: |
| self.wait_for_client(install_deps=True) |
| except ConnectionError: |
| raise error.TestError('Failed to boot the USB image.') |
| self.faft_client.system.run_shell_command( |
| 'crossystem recovery_request=1') |
| |
| |
| def ensure_no_recovery_and_replug_usb(self): |
| """Wait to ensure DUT doesnt boot at recovery remove screen. |
| Unplug and plug USB. |
| """ |
| logging.info('Wait to ensure DUT doesnt Boot on USB at Remove screen.') |
| try: |
| self.wait_for_client() |
| raise error.TestFail('Unexpected USB boot at Remove Screen.') |
| except ConnectionError: |
| logging.info('Done, Waited till timeout and no USB boot occured.') |
| |
| self.wait_fw_screen_and_plug_usb() |
| |
| |
| def run_once(self): |
| self.register_faft_sequence(( |
| { # Step 1, turn on the recovery boot. Enable recovery request |
| # and perform a reboot. |
| 'state_checker': (self.checkers.crossystem_checker, { |
| 'devsw_boot': '0', |
| 'mainfw_type': 'normal', |
| }), |
| 'userspace_action': |
| (self.faft_client.system.request_recovery_boot), |
| 'firmware_action': self.plug_usb_enable_recovery_request, |
| 'install_deps_after_boot': True, |
| }, |
| { # Step 2, wait to ensure no recovery boot at remove screen |
| # and a boot failure is expected. |
| # Unplug and plug USB, try to boot it again. |
| 'state_checker': (self.checkers.crossystem_checker, { |
| 'mainfw_type': 'recovery', |
| }), |
| 'firmware_action': self.ensure_no_recovery_and_replug_usb, |
| }, |
| { # Step 3, expected to boot the restored USB image and reboot. |
| 'state_checker': (self.checkers.crossystem_checker, { |
| 'mainfw_type': 'recovery', |
| 'recovery_reason' : vboot.RECOVERY_REASON['LEGACY'], |
| }), |
| }, |
| { # Step 4, expected to normal boot and done. |
| 'state_checker': (self.checkers.crossystem_checker, { |
| 'devsw_boot': '0', |
| 'mainfw_type': 'normal', |
| }), |
| }, |
| )) |
| self.run_faft_sequence() |