| #!/usr/bin/env python |
| # |
| # Copyright (C) 2017 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| from abc import ABCMeta |
| from abc import abstractmethod |
| |
| from vts.utils.python.file import file_utils |
| |
| class KernelSelinuxFileTestBase(object): |
| """Abstract test for the formatting of a selinux file. |
| |
| Individual files can inherit from this class and define the correct path, |
| file content, and permissions. |
| """ |
| __metaclass__ = ABCMeta |
| |
| @abstractmethod |
| def get_path(self): |
| """Return the full path of this selinux file.""" |
| pass |
| |
| def result_correct(self, file_contents): |
| """Return True if the file contents are correct. |
| |
| Subclasses define the requirements for the selinux file and validate |
| that the contents of a file are correct. |
| |
| Args: |
| file_contents: String, the contents of an selinux file |
| |
| Returns: |
| True if the contents are correct, False otherwise. |
| """ |
| return True |
| |
| def get_permission_checker(self): |
| """Gets the function handle to use for validating file permissions. |
| |
| Return the function that will check if the permissions are correct. |
| By default, return the IsReadOnly function from file_utils. |
| |
| Returns: |
| function which takes one argument (the unix file permission bits |
| in octal format) and returns True if the permissions are correct, |
| False otherwise. |
| """ |
| return file_utils.IsReadOnly |