#!/usr/bin/env python # -*- coding: utf-8 -*- # (c) 2015, Florian Apolloner # # 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 ast import json import pipes import os from sys import version_info try: import builtins except ImportError: import __builtin__ as builtins from nose.tools import eq_, raises from ansible.release import __version__ as ansible_version from ansible import constants as C from ansible.compat.six import text_type from ansible.compat.tests import unittest from ansible.compat.tests.mock import patch, MagicMock, mock_open from ansible.errors import AnsibleError from ansible.playbook.play_context import PlayContext from ansible.plugins import PluginLoader from ansible.plugins.action import ActionBase from ansible.template import Templar from ansible.utils.unicode import to_bytes from units.mock.loader import DictDataLoader python_module_replacers = b""" #!/usr/bin/python #ANSIBLE_VERSION = "<>" #MODULE_COMPLEX_ARGS = "<>" #SELINUX_SPECIAL_FS="<>" test = u'Toshio \u304f\u3089\u3068\u307f' from ansible.module_utils.basic import * """ powershell_module_replacers = b""" WINDOWS_ARGS = "<>" # POWERSHELL_COMMON """ # Prior to 3.4.4, mock_open cannot handle binary read_data if version_info >= (3,) and version_info < (3, 4, 4): file_spec = None def _iterate_read_data(read_data): # Helper for mock_open: # Retrieve lines from read_data via a generator so that separate calls to # readline, read, and readlines are properly interleaved sep = b'\n' if isinstance(read_data, bytes) else '\n' data_as_list = [l + sep for l in read_data.split(sep)] if data_as_list[-1] == sep: # If the last line ended in a newline, the list comprehension will have an # extra entry that's just a newline. Remove this. data_as_list = data_as_list[:-1] else: # If there wasn't an extra newline by itself, then the file being # emulated doesn't have a newline to end the last line remove the # newline that our naive format() added data_as_list[-1] = data_as_list[-1][:-1] for line in data_as_list: yield line def mock_open(mock=None, read_data=''): """ A helper function to create a mock to replace the use of `open`. It works for `open` called directly or used as a context manager. The `mock` argument is the mock object to configure. If `None` (the default) then a `MagicMock` will be created for you, with the API limited to methods or attributes available on standard file handles. `read_data` is a string for the `read` methoddline`, and `readlines` of the file handle to return. This is an empty string by default. """ def _readlines_side_effect(*args, **kwargs): if handle.readlines.return_value is not None: return handle.readlines.return_value return list(_data) def _read_side_effect(*args, **kwargs): if handle.read.return_value is not None: return handle.read.return_value return type(read_data)().join(_data) def _readline_side_effect(): if handle.readline.return_value is not None: while True: yield handle.readline.return_value for line in _data: yield line global file_spec if file_spec is None: import _io file_spec = list(set(dir(_io.TextIOWrapper)).union(set(dir(_io.BytesIO)))) if mock is None: mock = MagicMock(name='open', spec=open) handle = MagicMock(spec=file_spec) handle.__enter__.return_value = handle _data = _iterate_read_data(read_data) handle.write.return_value = None handle.read.return_value = None handle.readline.return_value = None handle.readlines.return_value = None handle.read.side_effect = _read_side_effect handle.readline.side_effect = _readline_side_effect() handle.readlines.side_effect = _readlines_side_effect mock.return_value = handle return mock class DerivedActionBase(ActionBase): TRANSFERS_FILES = False def run(self, tmp=None, task_vars=None): # We're not testing the plugin run() method, just the helper # methods ActionBase defines return super(DerivedActionBase, self).run(tmp=tmp, task_vars=task_vars) class TestActionBase(unittest.TestCase): def test_action_base_run(self): mock_task = MagicMock() mock_task.action = "foo" mock_task.args = dict(a=1, b=2, c=3) mock_connection = MagicMock() play_context = PlayContext() mock_task.async = None action_base = DerivedActionBase(mock_task, mock_connection, play_context, None, None, None) results = action_base.run() self.assertEqual(results, dict()) mock_task.async = 0 action_base = DerivedActionBase(mock_task, mock_connection, play_context, None, None, None) results = action_base.run() self.assertEqual(results, dict(invocation=dict(module_name='foo', module_args=dict(a=1, b=2, c=3)))) def test_action_base__configure_module(self): fake_loader = DictDataLoader({ }) # create our fake task mock_task = MagicMock() mock_task.action = "copy" # create a mock connection, so we don't actually try and connect to things mock_connection = MagicMock() # create a mock shared loader object def mock_find_plugin(name, options): if name == 'badmodule': return None elif '.ps1' in options: return '/fake/path/to/%s.ps1' % name else: return '/fake/path/to/%s' % name mock_module_loader = MagicMock() mock_module_loader.find_plugin.side_effect = mock_find_plugin mock_shared_obj_loader = MagicMock() mock_shared_obj_loader.module_loader = mock_module_loader # we're using a real play context here play_context = PlayContext() # our test class action_base = DerivedActionBase( task=mock_task, connection=mock_connection, play_context=play_context, loader=fake_loader, templar=None, shared_loader_obj=mock_shared_obj_loader, ) # test python module formatting with patch.object(builtins, 'open', mock_open(read_data=to_bytes(python_module_replacers.strip(), encoding='utf-8'))) as m: with patch.object(os, 'rename') as m: mock_task.args = dict(a=1, foo='fö〩') mock_connection.module_implementation_preferences = ('',) (style, shebang, data) = action_base._configure_module(mock_task.action, mock_task.args) self.assertEqual(style, "new") self.assertEqual(shebang, b"#!/usr/bin/python") # test module not found self.assertRaises(AnsibleError, action_base._configure_module, 'badmodule', mock_task.args) # test powershell module formatting with patch.object(builtins, 'open', mock_open(read_data=to_bytes(powershell_module_replacers.strip(), encoding='utf-8'))) as m: mock_task.action = 'win_copy' mock_task.args = dict(b=2) mock_connection.module_implementation_preferences = ('.ps1',) (style, shebang, data) = action_base._configure_module('stat', mock_task.args) self.assertEqual(style, "new") self.assertEqual(shebang, None) # test module not found self.assertRaises(AnsibleError, action_base._configure_module, 'badmodule', mock_task.args) def test_action_base__compute_environment_string(self): fake_loader = DictDataLoader({ }) # create our fake task mock_task = MagicMock() mock_task.action = "copy" mock_task.args = dict(a=1) # create a mock connection, so we don't actually try and connect to things def env_prefix(**args): return ' '.join(['%s=%s' % (k, pipes.quote(text_type(v))) for k,v in args.items()]) mock_connection = MagicMock() mock_connection._shell.env_prefix.side_effect = env_prefix # we're using a real play context here play_context = PlayContext() # and we're using a real templar here too templar = Templar(loader=fake_loader) # our test class action_base = DerivedActionBase( task=mock_task, connection=mock_connection, play_context=play_context, loader=fake_loader, templar=templar, shared_loader_obj=None, ) # test standard environment setup mock_task.environment = [dict(FOO='foo'), None] env_string = action_base._compute_environment_string() self.assertEqual(env_string, "FOO=foo") # test where environment is not a list mock_task.environment = dict(FOO='foo') env_string = action_base._compute_environment_string() self.assertEqual(env_string, "FOO=foo") # test environment with a variable in it templar.set_available_variables(variables=dict(the_var='bar')) mock_task.environment = [dict(FOO='{{the_var}}')] env_string = action_base._compute_environment_string() self.assertEqual(env_string, "FOO=bar") # test with a bad environment set mock_task.environment = dict(FOO='foo') mock_task.environment = ['hi there'] self.assertRaises(AnsibleError, action_base._compute_environment_string) def test_action_base__early_needs_tmp_path(self): # create our fake task mock_task = MagicMock() # create a mock connection, so we don't actually try and connect to things mock_connection = MagicMock() # we're using a real play context here play_context = PlayContext() # our test class action_base = DerivedActionBase( task=mock_task, connection=mock_connection, play_context=play_context, loader=None, templar=None, shared_loader_obj=None, ) self.assertFalse(action_base._early_needs_tmp_path()) action_base.TRANSFERS_FILES = True self.assertTrue(action_base._early_needs_tmp_path()) def test_action_base__late_needs_tmp_path(self): # create our fake task mock_task = MagicMock() # create a mock connection, so we don't actually try and connect to things mock_connection = MagicMock() # we're using a real play context here play_context = PlayContext() # our test class action_base = DerivedActionBase( task=mock_task, connection=mock_connection, play_context=play_context, loader=None, templar=None, shared_loader_obj=None, ) # assert no temp path is required because tmp is set self.assertFalse(action_base._late_needs_tmp_path("/tmp/foo", "new")) # assert no temp path is required when using a new-style module # with pipelining supported and enabled with no become method mock_connection.has_pipelining = True play_context.pipelining = True play_context.become_method = None self.assertFalse(action_base._late_needs_tmp_path(None, "new")) # assert a temp path is required for each of the following: # the module style is not 'new' mock_connection.has_pipelining = True play_context.pipelining = True play_context.become_method = None self.assertTrue(action_base._late_needs_tmp_path(None, "old")) # connection plugin does not support pipelining mock_connection.has_pipelining = False play_context.pipelining = True play_context.become_method = None self.assertTrue(action_base._late_needs_tmp_path(None, "new")) # pipelining is disabled via the play context settings mock_connection.has_pipelining = True play_context.pipelining = False play_context.become_method = None self.assertTrue(action_base._late_needs_tmp_path(None, "new")) # keep remote files is enabled # FIXME: implement # the become method is 'su' mock_connection.has_pipelining = True play_context.pipelining = True play_context.become_method = 'su' self.assertTrue(action_base._late_needs_tmp_path(None, "new")) def test_action_base__make_tmp_path(self): # create our fake task mock_task = MagicMock() # create a mock connection, so we don't actually try and connect to things mock_connection = MagicMock() mock_connection.transport = 'ssh' mock_connection._shell.mkdtemp.return_value = 'mkdir command' mock_connection._shell.join_path.side_effect = os.path.join # we're using a real play context here play_context = PlayContext() play_context.become = True play_context.become_user = 'foo' # our test class action_base = DerivedActionBase( task=mock_task, connection=mock_connection, play_context=play_context, loader=None, templar=None, shared_loader_obj=None, ) action_base._low_level_execute_command = MagicMock() action_base._low_level_execute_command.return_value = dict(rc=0, stdout='/some/path') self.assertEqual(action_base._make_tmp_path('root'), '/some/path/') # empty path fails action_base._low_level_execute_command.return_value = dict(rc=0, stdout='') self.assertRaises(AnsibleError, action_base._make_tmp_path, 'root') # authentication failure action_base._low_level_execute_command.return_value = dict(rc=5, stdout='') self.assertRaises(AnsibleError, action_base._make_tmp_path, 'root') # ssh error action_base._low_level_execute_command.return_value = dict(rc=255, stdout='', stderr='') self.assertRaises(AnsibleError, action_base._make_tmp_path, 'root') play_context.verbosity = 5 self.assertRaises(AnsibleError, action_base._make_tmp_path, 'root') # general error action_base._low_level_execute_command.return_value = dict(rc=1, stdout='some stuff here', stderr='') self.assertRaises(AnsibleError, action_base._make_tmp_path, 'root') action_base._low_level_execute_command.return_value = dict(rc=1, stdout='some stuff here', stderr='No space left on device') self.assertRaises(AnsibleError, action_base._make_tmp_path, 'root') def test_action_base__remove_tmp_path(self): # create our fake task mock_task = MagicMock() # create a mock connection, so we don't actually try and connect to things mock_connection = MagicMock() mock_connection._shell.remove.return_value = 'rm some stuff' # we're using a real play context here play_context = PlayContext() # our test class action_base = DerivedActionBase( task=mock_task, connection=mock_connection, play_context=play_context, loader=None, templar=None, shared_loader_obj=None, ) action_base._low_level_execute_command = MagicMock() # these don't really return anything or raise errors, so # we're pretty much calling these for coverage right now action_base._remove_tmp_path('/bad/path/dont/remove') action_base._remove_tmp_path('/good/path/to/ansible-tmp-thing') @patch('os.unlink') @patch('os.fdopen') @patch('tempfile.mkstemp') def test_action_base__transfer_data(self, mock_mkstemp, mock_fdopen, mock_unlink): # create our fake task mock_task = MagicMock() # create a mock connection, so we don't actually try and connect to things mock_connection = MagicMock() mock_connection.put_file.return_value = None # we're using a real play context here play_context = PlayContext() # our test class action_base = DerivedActionBase( task=mock_task, connection=mock_connection, play_context=play_context, loader=None, templar=None, shared_loader_obj=None, ) mock_afd = MagicMock() mock_afile = MagicMock() mock_mkstemp.return_value = (mock_afd, mock_afile) mock_unlink.return_value = None mock_afo = MagicMock() mock_afo.write.return_value = None mock_afo.flush.return_value = None mock_afo.close.return_value = None mock_fdopen.return_value = mock_afo self.assertEqual(action_base._transfer_data('/path/to/remote/file', 'some data'), '/path/to/remote/file') self.assertEqual(action_base._transfer_data('/path/to/remote/file', 'some mixed data: fö〩'), '/path/to/remote/file') self.assertEqual(action_base._transfer_data('/path/to/remote/file', dict(some_key='some value')), '/path/to/remote/file') self.assertEqual(action_base._transfer_data('/path/to/remote/file', dict(some_key='fö〩')), '/path/to/remote/file') mock_afo.write.side_effect = Exception() self.assertRaises(AnsibleError, action_base._transfer_data, '/path/to/remote/file', '') def test_action_base__execute_remote_stat(self): # create our fake task mock_task = MagicMock() # create a mock connection, so we don't actually try and connect to things mock_connection = MagicMock() # we're using a real play context here play_context = PlayContext() # our test class action_base = DerivedActionBase( task=mock_task, connection=mock_connection, play_context=play_context, loader=None, templar=None, shared_loader_obj=None, ) action_base._execute_module = MagicMock() # test normal case action_base._execute_module.return_value = dict(stat=dict(checksum='1111111111111111111111111111111111', exists=True)) res = action_base._execute_remote_stat(path='/path/to/file', all_vars=dict(), follow=False) self.assertEqual(res['checksum'], '1111111111111111111111111111111111') # test does not exist action_base._execute_module.return_value = dict(stat=dict(exists=False)) res = action_base._execute_remote_stat(path='/path/to/file', all_vars=dict(), follow=False) self.assertFalse(res['exists']) self.assertEqual(res['checksum'], '1') # test no checksum in result from _execute_module action_base._execute_module.return_value = dict(stat=dict(exists=True)) res = action_base._execute_remote_stat(path='/path/to/file', all_vars=dict(), follow=False) self.assertTrue(res['exists']) self.assertEqual(res['checksum'], '') # test stat call failed action_base._execute_module.return_value = dict(failed=True, msg="because I said so") self.assertRaises(AnsibleError, action_base._execute_remote_stat, path='/path/to/file', all_vars=dict(), follow=False) def test_action_base__execute_module(self): # create our fake task mock_task = MagicMock() mock_task.action = 'copy' mock_task.args = dict(a=1, b=2, c=3) # create a mock connection, so we don't actually try and connect to things def build_module_command(env_string, shebang, cmd, arg_path=None, rm_tmp=None): to_run = [env_string, cmd] if arg_path: to_run.append(arg_path) if rm_tmp: to_run.append(rm_tmp) return " ".join(to_run) mock_connection = MagicMock() mock_connection.build_module_command.side_effect = build_module_command mock_connection._shell.join_path.side_effect = os.path.join # we're using a real play context here play_context = PlayContext() # our test class action_base = DerivedActionBase( task=mock_task, connection=mock_connection, play_context=play_context, loader=None, templar=None, shared_loader_obj=None, ) # fake a lot of methods as we test those elsewhere action_base._configure_module = MagicMock() action_base._supports_check_mode = MagicMock() action_base._late_needs_tmp_path = MagicMock() action_base._make_tmp_path = MagicMock() action_base._transfer_data = MagicMock() action_base._compute_environment_string = MagicMock() action_base._low_level_execute_command = MagicMock() action_base._fixup_perms = MagicMock() action_base._configure_module.return_value = ('new', '#!/usr/bin/python', 'this is the module data') action_base._late_needs_tmp_path.return_value = False action_base._compute_environment_string.return_value = '' action_base._connection.has_pipelining = True action_base._low_level_execute_command.return_value = dict(stdout='{"rc": 0, "stdout": "ok"}') self.assertEqual(action_base._execute_module(module_name=None, module_args=None), dict(rc=0, stdout="ok", stdout_lines=['ok'])) self.assertEqual(action_base._execute_module(module_name='foo', module_args=dict(z=9, y=8, x=7), task_vars=dict(a=1)), dict(rc=0, stdout="ok", stdout_lines=['ok'])) # test with needing/removing a remote tmp path action_base._configure_module.return_value = ('old', '#!/usr/bin/python', 'this is the module data') action_base._late_needs_tmp_path.return_value = True action_base._make_tmp_path.return_value = '/the/tmp/path' self.assertEqual(action_base._execute_module(), dict(rc=0, stdout="ok", stdout_lines=['ok'])) action_base._configure_module.return_value = ('non_native_want_json', '#!/usr/bin/python', 'this is the module data') self.assertEqual(action_base._execute_module(), dict(rc=0, stdout="ok", stdout_lines=['ok'])) play_context.become = True play_context.become_user = 'foo' self.assertEqual(action_base._execute_module(), dict(rc=0, stdout="ok", stdout_lines=['ok'])) # test an invalid shebang return action_base._configure_module.return_value = ('new', '', 'this is the module data') action_base._late_needs_tmp_path.return_value = False self.assertRaises(AnsibleError, action_base._execute_module) # test with check mode enabled, once with support for check # mode and once with support disabled to raise an error play_context.check_mode = True action_base._configure_module.return_value = ('new', '#!/usr/bin/python', 'this is the module data') self.assertEqual(action_base._execute_module(), dict(rc=0, stdout="ok", stdout_lines=['ok'])) action_base._supports_check_mode = False self.assertRaises(AnsibleError, action_base._execute_module) def test_action_base_sudo_only_if_user_differs(self): play_context = PlayContext() action_base = DerivedActionBase(None, None, play_context, None, None, None) action_base._connection = MagicMock(exec_command=MagicMock(return_value=(0, '', ''))) play_context.become = True play_context.become_user = play_context.remote_user = 'root' play_context.make_become_cmd = MagicMock(return_value='CMD') action_base._low_level_execute_command('ECHO', sudoable=True) play_context.make_become_cmd.assert_not_called() play_context.remote_user = 'apo' action_base._low_level_execute_command('ECHO', sudoable=True, executable='/bin/csh') play_context.make_become_cmd.assert_called_once_with("ECHO", executable='/bin/csh') play_context.make_become_cmd.reset_mock() become_allow_same_user = C.BECOME_ALLOW_SAME_USER C.BECOME_ALLOW_SAME_USER = True try: play_context.remote_user = 'root' action_base._low_level_execute_command('ECHO SAME', sudoable=True) play_context.make_become_cmd.assert_called_once_with("ECHO SAME", executable=None) finally: C.BECOME_ALLOW_SAME_USER = become_allow_same_user # Note: Using nose's generator test cases here so we can't inherit from # unittest.TestCase class TestFilterNonJsonLines(object): parsable_cases = ( (u'{"hello": "world"}', u'{"hello": "world"}'), (u'{"hello": "world"}\n', u'{"hello": "world"}'), (u'{"hello": "world"} ', u'{"hello": "world"} '), (u'{"hello": "world"} \n', u'{"hello": "world"} '), (u'Message of the Day\n{"hello": "world"}', u'{"hello": "world"}'), (u'{"hello": "world"}\nEpilogue', u'{"hello": "world"}'), (u'Several\nStrings\nbefore\n{"hello": "world"}\nAnd\nAfter\n', u'{"hello": "world"}'), (u'{"hello": "world",\n"olá": "mundo"}', u'{"hello": "world",\n"olá": "mundo"}'), (u'\nPrecedent\n{"hello": "world",\n"olá": "mundo"}\nAntecedent', u'{"hello": "world",\n"olá": "mundo"}'), ) unparsable_cases = ( u'No json here', u'"olá": "mundo"', u'{"No json": "ending"', u'{"wrong": "ending"]', u'["wrong": "ending"}', ) def check_filter_non_json_lines(self, stdout_line, parsed): eq_(parsed, ActionBase._filter_non_json_lines(stdout_line)) def test_filter_non_json_lines(self): for stdout_line, parsed in self.parsable_cases: yield self.check_filter_non_json_lines, stdout_line, parsed @raises(ValueError) def check_unparsable_filter_non_json_lines(self, stdout_line): ActionBase._filter_non_json_lines(stdout_line) def test_unparsable_filter_non_json_lines(self): for stdout_line in self.unparsable_cases: yield self.check_unparsable_filter_non_json_lines, stdout_line