mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-11-09 23:00:40 +00:00
79 lines
3.2 KiB
Python
79 lines
3.2 KiB
Python
# Copyright (c) 2013-2014 Will Thames <will@thames.id.au>
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
# of this software and associated documentation files (the "Software"), to deal
|
|
# in the Software without restriction, including without limitation the rights
|
|
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
# copies of the Software, and to permit persons to whom the Software is
|
|
# furnished to do so, subject to the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included in
|
|
# all copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
# THE SOFTWARE.
|
|
|
|
from ansiblelater.rule import RuleBase
|
|
|
|
|
|
class CheckFilePermissionOctal(RuleBase):
|
|
rid = "ANS119"
|
|
description = "Numeric file permissions without a leading zero can behave unexpectedly"
|
|
helptext = '`mode: {mode}` should be strings with a leading zero `mode: "0{mode}"`'
|
|
types = ["playbook", "task", "handler"]
|
|
|
|
def check(self, candidate, settings):
|
|
tasks, errors = self.get_normalized_tasks(candidate, settings)
|
|
modules = [
|
|
"assemble",
|
|
"copy",
|
|
"file",
|
|
"ini_file",
|
|
"lineinfile",
|
|
"replace",
|
|
"synchronize",
|
|
"template",
|
|
"unarchive",
|
|
]
|
|
|
|
if not errors:
|
|
for task in tasks:
|
|
if task["action"]["__ansible_module__"] in modules:
|
|
mode = task["action"].get("mode", None)
|
|
|
|
if isinstance(mode, int) and self._is_invalid_permission(mode):
|
|
errors.append(
|
|
self.Error(task["__line__"], self.helptext.format(mode=mode))
|
|
)
|
|
|
|
return self.Result(candidate.path, errors)
|
|
|
|
@staticmethod
|
|
def _is_invalid_permission(mode):
|
|
other_write_without_read = (
|
|
mode % 8 and mode % 8 < 4 and not (mode % 8 == 1 and (mode >> 6) % 2 == 1)
|
|
)
|
|
group_write_without_read = (
|
|
(mode >> 3) % 8
|
|
and (mode >> 3) % 8 < 4
|
|
and not ((mode >> 3) % 8 == 1 and (mode >> 6) % 2 == 1)
|
|
)
|
|
user_write_without_read = (mode >> 6) % 8 and (mode >> 6) % 8 < 4 and (mode >> 6) % 8 != 1
|
|
other_more_generous_than_group = mode % 8 > (mode >> 3) % 8
|
|
other_more_generous_than_user = mode % 8 > (mode >> 6) % 8
|
|
group_more_generous_than_user = (mode >> 3) % 8 > (mode >> 6) % 8
|
|
|
|
return bool(
|
|
other_write_without_read
|
|
or group_write_without_read
|
|
or user_write_without_read
|
|
or other_more_generous_than_group
|
|
or other_more_generous_than_user
|
|
or group_more_generous_than_user
|
|
)
|