# (c) 2017, Toshio Kuratomi # # This file is part of Ansible # # Ansible is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # Ansible is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with Ansible. If not, see . # Make coding more python3-ish from __future__ import (absolute_import, division, print_function) __metaclass__ = type import imp import pytest import zipfile from collections import namedtuple from functools import partial from io import BytesIO, StringIO import ansible.errors from ansible.executor.module_common import recursive_finder from ansible.module_utils.six import PY2 from ansible.module_utils.six.moves import builtins original_find_module = imp.find_module # These are the modules that are brought in by module_utils/basic.py This may need to be updated # when basic.py gains new imports # We will remove these when we modify AnsiBallZ to store its args in a separate file instead of in # basic.py MODULE_UTILS_BASIC_IMPORTS = frozenset((('_text',), ('basic',), ('common', '__init__'), ('common', '_collections_compat'), ('common', 'file'), ('common', 'process'), ('common', 'sys_info'), ('common', '_utils'), ('distro', '__init__'), ('distro', '_distro'), ('parsing', '__init__'), ('parsing', 'convert_bool'), ('pycompat24',), ('six', '__init__'), )) MODULE_UTILS_BASIC_FILES = frozenset(('ansible/module_utils/_text.py', 'ansible/module_utils/basic.py', 'ansible/module_utils/common/__init__.py', 'ansible/module_utils/common/_collections_compat.py', 'ansible/module_utils/common/file.py', 'ansible/module_utils/common/process.py', 'ansible/module_utils/common/sys_info.py', 'ansible/module_utils/common/_utils.py', 'ansible/module_utils/distro/__init__.py', 'ansible/module_utils/distro/_distro.py', 'ansible/module_utils/parsing/__init__.py', 'ansible/module_utils/parsing/convert_bool.py', 'ansible/module_utils/pycompat24.py', 'ansible/module_utils/six/__init__.py', )) ONLY_BASIC_IMPORT = frozenset((('basic',),)) ONLY_BASIC_FILE = frozenset(('ansible/module_utils/basic.py',)) @pytest.fixture def finder_containers(): FinderContainers = namedtuple('FinderContainers', ['py_module_names', 'py_module_cache', 'zf']) py_module_names = set() # py_module_cache = {('__init__',): b''} py_module_cache = {} zipoutput = BytesIO() zf = zipfile.ZipFile(zipoutput, mode='w', compression=zipfile.ZIP_STORED) # zf.writestr('ansible/__init__.py', b'') return FinderContainers(py_module_names, py_module_cache, zf) def find_module_foo(module_utils_data, *args, **kwargs): if args[0] == 'foo': return (module_utils_data, '/usr/lib/python2.7/site-packages/ansible/module_utils/foo.py', ('.py', 'r', imp.PY_SOURCE)) return original_find_module(*args, **kwargs) def find_package_foo(module_utils_data, *args, **kwargs): if args[0] == 'foo': return (module_utils_data, '/usr/lib/python2.7/site-packages/ansible/module_utils/foo', ('', '', imp.PKG_DIRECTORY)) return original_find_module(*args, **kwargs) class TestRecursiveFinder(object): def test_no_module_utils(self, finder_containers): name = 'ping' data = b'#!/usr/bin/python\nreturn \'{\"changed\": false}\'' recursive_finder(name, data, *finder_containers) assert finder_containers.py_module_names == set(()).union(MODULE_UTILS_BASIC_IMPORTS) assert finder_containers.py_module_cache == {} assert frozenset(finder_containers.zf.namelist()) == MODULE_UTILS_BASIC_FILES def test_module_utils_with_syntax_error(self, finder_containers): name = 'fake_module' data = b'#!/usr/bin/python\ndef something(:\n pass\n' with pytest.raises(ansible.errors.AnsibleError) as exec_info: recursive_finder(name, data, *finder_containers) assert 'Unable to import fake_module due to invalid syntax' in str(exec_info) def test_module_utils_with_identation_error(self, finder_containers): name = 'fake_module' data = b'#!/usr/bin/python\n def something():\n pass\n' with pytest.raises(ansible.errors.AnsibleError) as exec_info: recursive_finder(name, data, *finder_containers) assert 'Unable to import fake_module due to unexpected indent' in str(exec_info) def test_from_import_toplevel_package(self, finder_containers, mocker): if PY2: module_utils_data = BytesIO(b'# License\ndef do_something():\n pass\n') else: module_utils_data = StringIO(u'# License\ndef do_something():\n pass\n') mocker.patch('imp.find_module', side_effect=partial(find_package_foo, module_utils_data)) mocker.patch('ansible.executor.module_common._slurp', side_effect=lambda x: b'# License\ndef do_something():\n pass\n') name = 'ping' data = b'#!/usr/bin/python\nfrom ansible.module_utils import foo' recursive_finder(name, data, *finder_containers) mocker.stopall() assert finder_containers.py_module_names == set((('foo', '__init__'),)).union(ONLY_BASIC_IMPORT) assert finder_containers.py_module_cache == {} assert frozenset(finder_containers.zf.namelist()) == frozenset(('ansible/module_utils/foo/__init__.py',)).union(ONLY_BASIC_FILE) def test_from_import_toplevel_module(self, finder_containers, mocker): if PY2: module_utils_data = BytesIO(b'# License\ndef do_something():\n pass\n') else: module_utils_data = StringIO(u'# License\ndef do_something():\n pass\n') mocker.patch('imp.find_module', side_effect=partial(find_module_foo, module_utils_data)) name = 'ping' data = b'#!/usr/bin/python\nfrom ansible.module_utils import foo' recursive_finder(name, data, *finder_containers) mocker.stopall() assert finder_containers.py_module_names == set((('foo',),)).union(MODULE_UTILS_BASIC_IMPORTS) assert finder_containers.py_module_cache == {} assert frozenset(finder_containers.zf.namelist()) == frozenset(('ansible/module_utils/foo.py',)).union(MODULE_UTILS_BASIC_FILES) # # Test importing six with many permutations because it is not a normal module # def test_from_import_six(self, finder_containers): name = 'ping' data = b'#!/usr/bin/python\nfrom ansible.module_utils import six' recursive_finder(name, data, *finder_containers) assert finder_containers.py_module_names == set((('six', '__init__'),)).union(MODULE_UTILS_BASIC_IMPORTS) assert finder_containers.py_module_cache == {} assert frozenset(finder_containers.zf.namelist()) == frozenset(('ansible/module_utils/six/__init__.py', )).union(MODULE_UTILS_BASIC_FILES) def test_import_six(self, finder_containers): name = 'ping' data = b'#!/usr/bin/python\nimport ansible.module_utils.six' recursive_finder(name, data, *finder_containers) assert finder_containers.py_module_names == set((('six', '__init__'),)).union(MODULE_UTILS_BASIC_IMPORTS) assert finder_containers.py_module_cache == {} assert frozenset(finder_containers.zf.namelist()) == frozenset(('ansible/module_utils/six/__init__.py', )).union(MODULE_UTILS_BASIC_FILES) def test_import_six_from_many_submodules(self, finder_containers): name = 'ping' data = b'#!/usr/bin/python\nfrom ansible.module_utils.six.moves.urllib.parse import urlparse' recursive_finder(name, data, *finder_containers) assert finder_containers.py_module_names == set((('six', '__init__'),)).union(MODULE_UTILS_BASIC_IMPORTS) assert finder_containers.py_module_cache == {} assert frozenset(finder_containers.zf.namelist()) == frozenset(('ansible/module_utils/six/__init__.py',)).union(MODULE_UTILS_BASIC_FILES)