blob: ab004de682d40d174e90c7f51de076b8f3b633ab [file] [log] [blame]
# Copyright (c) 2014 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.
from autotest_lib.client.common_lib import error
from autotest_lib.server import test
class platform_Vpd(test.test):
"""Test that vpd's cache gets generated during the boot if missing.
Clean the vpd cache file and check that the files are correctly generated
at the next reboot.
version = 1
'root', 'root', '644'),
'root', 'chronos', '640'),
'root', 'root', '600')
# files used by older versions on vpd and that should not be here anymore
def get_stat(self, host, path):
"""Return user, group and permissions of file on host.
@param host: the host machine to test
@param path: path to the file that we are testing
@return None if the file does not exist
(user, group, permissions) if it does.
if not self.file_exists(host, path):
return None
user ='stat -c %U ' + path).stdout.strip()
group ='stat -c %G ' + path).stdout.strip()
mode ='stat -c %a ' + path).stdout.strip()
return (user, group, mode)
def file_exists(self, host, path):
"""Check if the path exists.
@param host: the host machine
@param path: path of the file to check
@return True if the file exists
return'[ -f %s ]' % path,
ignore_status=True).exit_status == 0
def is_symlink(self, host, path):
"""Check if a file is a symlink.
@param host: the host machine
@param path: path to the file
@return True is the file is a symlink
return'[ -h %s ]' % path,
ignore_status=True).exit_status == 0
def run_once(self, host):'dump_vpd_log --clean')
removed_files = [item[0] for item in self._VPD_FILES]
removed_files += self._VPD_LINKS
removed_files += self._VPD_OLD_FILES
for vpdfile in removed_files:
if self.file_exists(host, vpdfile):
raise error.TestFail('Vpd file %s was not removed by '
'dump_vpd_log --clean' % vpdfile)
# check that the files exist and have the right permissions
for (path, user, group, perm) in self._VPD_FILES:
if self.is_symlink(host, path):
raise error.TestFail('File %s should not be a symlink' % path)
stats = self.get_stat(host, path)
if stats is None:
raise error.TestFail('File %s should be present' % path)
if user != stats[0]:
raise error.TestFail('Wrong user (%s instead of %s) for %s' %
(stats[0], user, path))
if group != stats[1]:
raise error.TestFail('Wrong group (%s instead of %s) for %s' %
(stats[1], group, path))
if perm != stats[2]:
raise error.TestFail('Wrong permissions (%s instead of %s)'
' for %s' % (stats[2], perm, path))
# for symlinks, check that they exist and are symlinks
for path in self._VPD_LINKS:
if not self.is_symlink(host, path):
raise error.TestFail('%s should be a symlink' % path)
if not self.file_exists(host, path):
raise error.TestFail('Symlink %s does not exist' % path)
for path in self._VPD_OLD_FILES:
if self.file_exists(host, path):
raise error.TestFail('Old vpd file %s installed' % path)