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# Copyright (C) Red Hat, Inc. 2020
# This file is part of the sos project: https://github.com/sosreport/sos
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# version 2 of the GNU General Public License.
#
# See the LICENSE file in the source distribution for further information.
from sos.report.plugins import CosPlugin, IndependentPlugin
from sos.policies.distros import LinuxPolicy
def _blank_or_comment(line):
"""Test whether line is empty of contains a comment.
Test whether the ``line`` argument is either blank, or a
whole-line comment.
:param line: the line of text to be checked.
:returns: ``True`` if the line is blank or a comment,
and ``False`` otherwise.
:rtype: bool
"""
return not line.strip() or line.lstrip().startswith('#')
class CosPolicy(LinuxPolicy):
distro = "Container-Optimized OS"
vendor = "Google Cloud Platform"
vendor_urls = [
('Distribution Website',
'https://cloud.google.com/container-optimized-os/')
]
valid_subclasses = [CosPlugin, IndependentPlugin]
PATH = "/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin"
def __init__(self, sysroot=None, init=None, probe_runtime=True,
remote_exec=None):
super(CosPolicy, self).__init__(sysroot=sysroot, init=init,
probe_runtime=probe_runtime,
remote_exec=remote_exec)
self.valid_subclasses += [CosPolicy]
@classmethod
def check(cls, remote=''):
if remote:
return cls.distro in remote
try:
with open('/etc/os-release', 'r') as fp:
os_release = dict(line.strip().split('=') for line in fp
if not _blank_or_comment(line))
return os_release['ID'] == 'cos'
except (IOError, KeyError):
return False
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