# Copyright 2017 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 pipes
import os
import re
import shutil
import subprocess
import tempfile
from autotest_lib.client.common_lib.cros import dev_server
from autotest_lib.client.common_lib import error
from autotest_lib.server import test
from autotest_lib.server import utils
# 2 & 4 are default partitions, and the system boots from one of them.
# Code from chromite/scripts/deploy_chrome.py
KERNEL_A_PARTITION = 2
KERNEL_B_PARTITION = 4
SIMG2IMG_PATH = '/usr/bin/simg2img'
class provision_CheetsUpdate(test.test):
"""
Update Android build On the target DUT.
This test is designed for ARC++ Treehugger style CQ to update Android image
on the DUT.
"""
version = 1
def initialize(self):
self.android_build_path = None
self.__build_temp_dir = None
def download_android_build(self, android_build):
"""
Setup devserver and download the Android test build.
@param android_build: android build to test.
"""
build_filename = self.generate_android_build_filename(android_build)
logging.info('Generated build name: %s', build_filename)
logging.info('Setting up devserver.')
ds = dev_server.AndroidBuildServer.resolve(android_build)
branch, target, build_id = (
utils.parse_launch_control_build(android_build))
ds.stage_artifacts(target, build_id, branch, artifacts=['zip_images'])
zip_image = ds.get_staged_file_url(
build_filename,
target,
build_id,
branch)
logging.info('Downloading the test build.')
self.__build_temp_dir = tempfile.mkdtemp()
test_filepath = os.path.join(self.__build_temp_dir, build_filename)
logging.info('Android test file download path: %s', test_filepath)
logging.info('Zip image: %s', zip_image)
# Timeout if Android build downloading takes more than 10 minutes.
ds.download_file(zip_image, test_filepath, timeout=10)
if not os.path.exists(test_filepath):
raise error.TestFail(
'Android test build %s download failed' % test_filepath)
self.android_build_path = test_filepath
def remove_rootfs(self, host):
"""
Remove rootfs verification on DUT.
Removing rootfs is required to push a new Android image to DUT.
@param host: DUT on which rootfs needs to be disabled.
"""
logging.info('Disabling rootfs on the DUT.')
cmd = ('/usr/share/vboot/bin/make_dev_ssd.sh --partitions %d '
'--remove_rootfs_verification --force')
for partition in (KERNEL_A_PARTITION, KERNEL_B_PARTITION):
cmd_with_partition = cmd % partition
logging.info(cmd_with_partition)
host.run(cmd_with_partition)
host.reboot()
def generate_android_build_filename(self, android_build):
"""
Parse Android build version to generate the build file name.
@param android_build: android build info with branch and build type.
e.g. git_mnc-dr-arc-dev/cheets_arm-user/P3909418
e.g. git_mnc-dr-arc-dev/cheets_x86-user/P3909418
@return Android test file name to download and update on the DUT.
"""
m = re.findall(r'cheets_\w+|P?\d+$', android_build)
if m:
return m[0] + '-img-' + m[1] + '.zip'
else:
raise error.TestFail(
'Android build arg %s is missing build version info.' %
android_build)
def run_push_to_device(self, host):
"""
Run push_to_device command to push the test Android build to the DUT.
@param host: DUT on which the new Android image needs to be pushed.
"""
cmd = ['python3',
os.path.join(self.bindir, 'push_to_device.py'),
'--use-prebuilt-file',
self.android_build_path,
'--simg2img',
SIMG2IMG_PATH,
'--mksquashfs-path',
os.path.join(self.bindir, 'mksquashfs'),
'--shift-uid-py-path',
os.path.join(self.bindir, 'shift_uid.py'),
host.hostname,
'--loglevel',
'DEBUG']
try:
logging.info('Running push to device:')
logging.info(
'%s',
' '.join(pipes.quote(arg) for arg in cmd))
output = subprocess.check_output(
cmd,
stderr=subprocess.STDOUT)
logging.info(output)
except subprocess.CalledProcessError as e:
logging.error(
'Error while executing %s',
' '.join(pipes.quote(arg) for arg in cmd))
logging.error(e.output)
raise error.TestFail(
'Pushing Android test build failed due to: %s' %
e.output)
def run_once(self, host, value=None):
"""
Installs test ChromeOS version and Android version `value` on `host`.
This method is invoked by the test control file to start the
provisioning test.
@param host: DUT on which the test to be run.
@param value: contains Android build info to test.
git_nyc-arc/cheets_x86-user/3512523
"""
logging.debug('Start provisioning %s to %s.', host, value)
if not value:
raise error.TestFail('No build provided.')
cheets_prefix = host.host_version_prefix(value)
info = host.host_info_store.get()
try:
host_android_build = info.get_label_value(cheets_prefix)
logging.info('Cheets build from cheets-version: %s.',
host_android_build)
except:
# In case the DUT has never run cheets tests before, there might not
# be cheets build label set.
host_android_build = None
# provision_AutoUpdate can update the cheets version and the
# cheets-version label might not have been updated so checking the
# cheets version installed on the DUT.
dut_arc_version = host.get_arc_version()
logging.info('Cheets build installed on the DUT from lsb-release: %s.',
dut_arc_version)
if dut_arc_version and dut_arc_version in value:
# Update the cheets version label in case the DUT label and
# installed cheets version aren't matching.
if host_android_build != value:
info.set_version_label(cheets_prefix, value)
host.host_info_store.commit(info)
# If the installed cheets version is same as the test version, emitting
# an INFO line.
self.job.record('INFO', None, None, 'Host already running %s.' % value)
return
else:
logging.info('Updating ARC++ build from %s to %s.',
host_android_build,
value)
self.remove_rootfs(host)
self.download_android_build(value)
self.run_push_to_device(host)
info = host.host_info_store.get()
logging.info('Updating DUT version label: %s:%s', cheets_prefix, value)
info.clear_version_labels(cheets_prefix)
info.set_version_label(cheets_prefix, value)
host.host_info_store.commit(info)
def cleanup(self):
if self.android_build_path and os.path.exists(self.android_build_path):
try:
logging.info(
'Deleting Android build dir at %s',
self.__build_temp_dir)
shutil.rmtree(self.__build_temp_dir)
except OSError as e:
raise error.TestFail('%s' % e)