550 lines
21 KiB
Python
550 lines
21 KiB
Python
# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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# Make coding more python3-ish
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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from units.mock.loader import DictDataLoader
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import uuid
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from units.compat import unittest
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from units.compat.mock import patch, MagicMock
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from ansible.executor.process.worker import WorkerProcess
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from ansible.executor.task_queue_manager import TaskQueueManager
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from ansible.executor.task_result import TaskResult
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from ansible.inventory.host import Host
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from ansible.module_utils.six.moves import queue as Queue
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from ansible.playbook.handler import Handler
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from ansible.plugins.strategy import StrategyBase
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import pytest
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pytestmark = pytest.mark.skipif(True, reason="Temporarily disabled due to fragile tests that need rewritten")
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class TestStrategyBase(unittest.TestCase):
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def test_strategy_base_init(self):
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queue_items = []
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def _queue_empty(*args, **kwargs):
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return len(queue_items) == 0
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def _queue_get(*args, **kwargs):
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if len(queue_items) == 0:
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raise Queue.Empty
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else:
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return queue_items.pop()
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def _queue_put(item, *args, **kwargs):
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queue_items.append(item)
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mock_queue = MagicMock()
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mock_queue.empty.side_effect = _queue_empty
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mock_queue.get.side_effect = _queue_get
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mock_queue.put.side_effect = _queue_put
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mock_tqm = MagicMock(TaskQueueManager)
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mock_tqm._final_q = mock_queue
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mock_tqm._workers = []
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strategy_base = StrategyBase(tqm=mock_tqm)
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strategy_base.cleanup()
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def test_strategy_base_run(self):
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queue_items = []
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def _queue_empty(*args, **kwargs):
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return len(queue_items) == 0
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def _queue_get(*args, **kwargs):
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if len(queue_items) == 0:
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raise Queue.Empty
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else:
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return queue_items.pop()
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def _queue_put(item, *args, **kwargs):
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queue_items.append(item)
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mock_queue = MagicMock()
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mock_queue.empty.side_effect = _queue_empty
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mock_queue.get.side_effect = _queue_get
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mock_queue.put.side_effect = _queue_put
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mock_tqm = MagicMock(TaskQueueManager)
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mock_tqm._final_q = mock_queue
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mock_tqm._stats = MagicMock()
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mock_tqm.send_callback.return_value = None
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for attr in ('RUN_OK', 'RUN_ERROR', 'RUN_FAILED_HOSTS', 'RUN_UNREACHABLE_HOSTS'):
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setattr(mock_tqm, attr, getattr(TaskQueueManager, attr))
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mock_iterator = MagicMock()
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mock_iterator._play = MagicMock()
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mock_iterator._play.handlers = []
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mock_play_context = MagicMock()
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mock_tqm._failed_hosts = dict()
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mock_tqm._unreachable_hosts = dict()
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mock_tqm._workers = []
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strategy_base = StrategyBase(tqm=mock_tqm)
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mock_host = MagicMock()
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mock_host.name = 'host1'
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self.assertEqual(strategy_base.run(iterator=mock_iterator, play_context=mock_play_context), mock_tqm.RUN_OK)
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self.assertEqual(strategy_base.run(iterator=mock_iterator, play_context=mock_play_context, result=TaskQueueManager.RUN_ERROR), mock_tqm.RUN_ERROR)
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mock_tqm._failed_hosts = dict(host1=True)
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mock_iterator.get_failed_hosts.return_value = [mock_host]
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self.assertEqual(strategy_base.run(iterator=mock_iterator, play_context=mock_play_context, result=False), mock_tqm.RUN_FAILED_HOSTS)
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mock_tqm._unreachable_hosts = dict(host1=True)
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mock_iterator.get_failed_hosts.return_value = []
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self.assertEqual(strategy_base.run(iterator=mock_iterator, play_context=mock_play_context, result=False), mock_tqm.RUN_UNREACHABLE_HOSTS)
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strategy_base.cleanup()
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def test_strategy_base_get_hosts(self):
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queue_items = []
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def _queue_empty(*args, **kwargs):
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return len(queue_items) == 0
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def _queue_get(*args, **kwargs):
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if len(queue_items) == 0:
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raise Queue.Empty
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else:
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return queue_items.pop()
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def _queue_put(item, *args, **kwargs):
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queue_items.append(item)
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mock_queue = MagicMock()
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mock_queue.empty.side_effect = _queue_empty
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mock_queue.get.side_effect = _queue_get
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mock_queue.put.side_effect = _queue_put
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mock_hosts = []
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for i in range(0, 5):
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mock_host = MagicMock()
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mock_host.name = "host%02d" % (i + 1)
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mock_host.has_hostkey = True
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mock_hosts.append(mock_host)
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mock_hosts_names = [h.name for h in mock_hosts]
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mock_inventory = MagicMock()
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mock_inventory.get_hosts.return_value = mock_hosts
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mock_tqm = MagicMock()
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mock_tqm._final_q = mock_queue
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mock_tqm.get_inventory.return_value = mock_inventory
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mock_play = MagicMock()
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mock_play.hosts = ["host%02d" % (i + 1) for i in range(0, 5)]
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strategy_base = StrategyBase(tqm=mock_tqm)
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strategy_base._hosts_cache = strategy_base._hosts_cache_all = mock_hosts_names
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mock_tqm._failed_hosts = []
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mock_tqm._unreachable_hosts = []
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self.assertEqual(strategy_base.get_hosts_remaining(play=mock_play), [h.name for h in mock_hosts])
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mock_tqm._failed_hosts = ["host01"]
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self.assertEqual(strategy_base.get_hosts_remaining(play=mock_play), [h.name for h in mock_hosts[1:]])
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self.assertEqual(strategy_base.get_failed_hosts(play=mock_play), [mock_hosts[0].name])
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mock_tqm._unreachable_hosts = ["host02"]
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self.assertEqual(strategy_base.get_hosts_remaining(play=mock_play), [h.name for h in mock_hosts[2:]])
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strategy_base.cleanup()
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@patch.object(WorkerProcess, 'run')
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def test_strategy_base_queue_task(self, mock_worker):
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def fake_run(self):
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return
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mock_worker.run.side_effect = fake_run
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fake_loader = DictDataLoader()
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mock_var_manager = MagicMock()
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mock_host = MagicMock()
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mock_host.get_vars.return_value = dict()
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mock_host.has_hostkey = True
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mock_inventory = MagicMock()
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mock_inventory.get.return_value = mock_host
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tqm = TaskQueueManager(
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inventory=mock_inventory,
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variable_manager=mock_var_manager,
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loader=fake_loader,
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passwords=None,
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forks=3,
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)
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tqm._initialize_processes(3)
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tqm.hostvars = dict()
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mock_task = MagicMock()
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mock_task._uuid = 'abcd'
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mock_task.throttle = 0
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try:
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strategy_base = StrategyBase(tqm=tqm)
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strategy_base._queue_task(host=mock_host, task=mock_task, task_vars=dict(), play_context=MagicMock())
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self.assertEqual(strategy_base._cur_worker, 1)
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self.assertEqual(strategy_base._pending_results, 1)
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strategy_base._queue_task(host=mock_host, task=mock_task, task_vars=dict(), play_context=MagicMock())
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self.assertEqual(strategy_base._cur_worker, 2)
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self.assertEqual(strategy_base._pending_results, 2)
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strategy_base._queue_task(host=mock_host, task=mock_task, task_vars=dict(), play_context=MagicMock())
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self.assertEqual(strategy_base._cur_worker, 0)
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self.assertEqual(strategy_base._pending_results, 3)
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finally:
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tqm.cleanup()
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def test_strategy_base_process_pending_results(self):
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mock_tqm = MagicMock()
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mock_tqm._terminated = False
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mock_tqm._failed_hosts = dict()
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mock_tqm._unreachable_hosts = dict()
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mock_tqm.send_callback.return_value = None
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queue_items = []
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def _queue_empty(*args, **kwargs):
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return len(queue_items) == 0
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def _queue_get(*args, **kwargs):
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if len(queue_items) == 0:
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raise Queue.Empty
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else:
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return queue_items.pop()
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def _queue_put(item, *args, **kwargs):
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queue_items.append(item)
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mock_queue = MagicMock()
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mock_queue.empty.side_effect = _queue_empty
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mock_queue.get.side_effect = _queue_get
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mock_queue.put.side_effect = _queue_put
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mock_tqm._final_q = mock_queue
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mock_tqm._stats = MagicMock()
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mock_tqm._stats.increment.return_value = None
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mock_play = MagicMock()
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mock_host = MagicMock()
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mock_host.name = 'test01'
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mock_host.vars = dict()
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mock_host.get_vars.return_value = dict()
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mock_host.has_hostkey = True
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mock_task = MagicMock()
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mock_task._role = None
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mock_task._parent = None
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mock_task.ignore_errors = False
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mock_task.ignore_unreachable = False
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mock_task._uuid = str(uuid.uuid4())
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mock_task.loop = None
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mock_task.copy.return_value = mock_task
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mock_handler_task = Handler()
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mock_handler_task.name = 'test handler'
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mock_handler_task.action = 'foo'
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mock_handler_task._parent = None
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mock_handler_task._uuid = 'xxxxxxxxxxxxx'
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mock_iterator = MagicMock()
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mock_iterator._play = mock_play
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mock_iterator.mark_host_failed.return_value = None
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mock_iterator.get_next_task_for_host.return_value = (None, None)
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mock_handler_block = MagicMock()
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mock_handler_block.block = [mock_handler_task]
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mock_handler_block.rescue = []
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mock_handler_block.always = []
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mock_play.handlers = [mock_handler_block]
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mock_group = MagicMock()
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mock_group.add_host.return_value = None
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def _get_host(host_name):
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if host_name == 'test01':
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return mock_host
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return None
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def _get_group(group_name):
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if group_name in ('all', 'foo'):
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return mock_group
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return None
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mock_inventory = MagicMock()
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mock_inventory._hosts_cache = dict()
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mock_inventory.hosts.return_value = mock_host
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mock_inventory.get_host.side_effect = _get_host
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mock_inventory.get_group.side_effect = _get_group
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mock_inventory.clear_pattern_cache.return_value = None
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mock_inventory.get_host_vars.return_value = {}
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mock_inventory.hosts.get.return_value = mock_host
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mock_var_mgr = MagicMock()
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mock_var_mgr.set_host_variable.return_value = None
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mock_var_mgr.set_host_facts.return_value = None
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mock_var_mgr.get_vars.return_value = dict()
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strategy_base = StrategyBase(tqm=mock_tqm)
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strategy_base._inventory = mock_inventory
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strategy_base._variable_manager = mock_var_mgr
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strategy_base._blocked_hosts = dict()
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def _has_dead_workers():
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return False
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strategy_base._tqm.has_dead_workers.side_effect = _has_dead_workers
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results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
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self.assertEqual(len(results), 0)
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task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(changed=True))
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queue_items.append(task_result)
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strategy_base._blocked_hosts['test01'] = True
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strategy_base._pending_results = 1
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def mock_queued_task_cache():
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return {
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(mock_host.name, mock_task._uuid): {
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'task': mock_task,
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'host': mock_host,
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'task_vars': {},
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'play_context': {},
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}
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}
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strategy_base._queued_task_cache = mock_queued_task_cache()
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results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
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self.assertEqual(len(results), 1)
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self.assertEqual(results[0], task_result)
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self.assertEqual(strategy_base._pending_results, 0)
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self.assertNotIn('test01', strategy_base._blocked_hosts)
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task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data='{"failed":true}')
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queue_items.append(task_result)
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strategy_base._blocked_hosts['test01'] = True
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strategy_base._pending_results = 1
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mock_iterator.is_failed.return_value = True
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strategy_base._queued_task_cache = mock_queued_task_cache()
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results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
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self.assertEqual(len(results), 1)
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self.assertEqual(results[0], task_result)
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self.assertEqual(strategy_base._pending_results, 0)
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self.assertNotIn('test01', strategy_base._blocked_hosts)
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# self.assertIn('test01', mock_tqm._failed_hosts)
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# del mock_tqm._failed_hosts['test01']
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mock_iterator.is_failed.return_value = False
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task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data='{"unreachable": true}')
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queue_items.append(task_result)
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strategy_base._blocked_hosts['test01'] = True
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strategy_base._pending_results = 1
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strategy_base._queued_task_cache = mock_queued_task_cache()
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results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
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self.assertEqual(len(results), 1)
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self.assertEqual(results[0], task_result)
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self.assertEqual(strategy_base._pending_results, 0)
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self.assertNotIn('test01', strategy_base._blocked_hosts)
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self.assertIn('test01', mock_tqm._unreachable_hosts)
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del mock_tqm._unreachable_hosts['test01']
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task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data='{"skipped": true}')
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queue_items.append(task_result)
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strategy_base._blocked_hosts['test01'] = True
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strategy_base._pending_results = 1
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strategy_base._queued_task_cache = mock_queued_task_cache()
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results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
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self.assertEqual(len(results), 1)
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self.assertEqual(results[0], task_result)
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self.assertEqual(strategy_base._pending_results, 0)
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self.assertNotIn('test01', strategy_base._blocked_hosts)
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queue_items.append(TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(add_host=dict(host_name='newhost01', new_groups=['foo']))))
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strategy_base._blocked_hosts['test01'] = True
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strategy_base._pending_results = 1
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strategy_base._queued_task_cache = mock_queued_task_cache()
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results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
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self.assertEqual(len(results), 1)
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self.assertEqual(strategy_base._pending_results, 0)
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self.assertNotIn('test01', strategy_base._blocked_hosts)
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queue_items.append(TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(add_group=dict(group_name='foo'))))
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strategy_base._blocked_hosts['test01'] = True
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strategy_base._pending_results = 1
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strategy_base._queued_task_cache = mock_queued_task_cache()
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results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
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self.assertEqual(len(results), 1)
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self.assertEqual(strategy_base._pending_results, 0)
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self.assertNotIn('test01', strategy_base._blocked_hosts)
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queue_items.append(TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(changed=True, _ansible_notify=['test handler'])))
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strategy_base._blocked_hosts['test01'] = True
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strategy_base._pending_results = 1
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strategy_base._queued_task_cache = mock_queued_task_cache()
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results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
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self.assertEqual(len(results), 1)
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self.assertEqual(strategy_base._pending_results, 0)
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self.assertNotIn('test01', strategy_base._blocked_hosts)
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self.assertTrue(mock_handler_task.is_host_notified(mock_host))
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# queue_items.append(('set_host_var', mock_host, mock_task, None, 'foo', 'bar'))
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# results = strategy_base._process_pending_results(iterator=mock_iterator)
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# self.assertEqual(len(results), 0)
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# self.assertEqual(strategy_base._pending_results, 1)
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# queue_items.append(('set_host_facts', mock_host, mock_task, None, 'foo', dict()))
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# results = strategy_base._process_pending_results(iterator=mock_iterator)
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# self.assertEqual(len(results), 0)
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# self.assertEqual(strategy_base._pending_results, 1)
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# queue_items.append(('bad'))
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# self.assertRaises(AnsibleError, strategy_base._process_pending_results, iterator=mock_iterator)
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strategy_base.cleanup()
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def test_strategy_base_load_included_file(self):
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fake_loader = DictDataLoader({
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"test.yml": """
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- debug: msg='foo'
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""",
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"bad.yml": """
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""",
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})
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queue_items = []
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def _queue_empty(*args, **kwargs):
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return len(queue_items) == 0
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def _queue_get(*args, **kwargs):
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if len(queue_items) == 0:
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raise Queue.Empty
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else:
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return queue_items.pop()
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def _queue_put(item, *args, **kwargs):
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queue_items.append(item)
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mock_queue = MagicMock()
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mock_queue.empty.side_effect = _queue_empty
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mock_queue.get.side_effect = _queue_get
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mock_queue.put.side_effect = _queue_put
|
|
|
|
mock_tqm = MagicMock()
|
|
mock_tqm._final_q = mock_queue
|
|
|
|
strategy_base = StrategyBase(tqm=mock_tqm)
|
|
strategy_base._loader = fake_loader
|
|
strategy_base.cleanup()
|
|
|
|
mock_play = MagicMock()
|
|
|
|
mock_block = MagicMock()
|
|
mock_block._play = mock_play
|
|
mock_block.vars = dict()
|
|
|
|
mock_task = MagicMock()
|
|
mock_task._block = mock_block
|
|
mock_task._role = None
|
|
mock_task._parent = None
|
|
|
|
mock_iterator = MagicMock()
|
|
mock_iterator.mark_host_failed.return_value = None
|
|
|
|
mock_inc_file = MagicMock()
|
|
mock_inc_file._task = mock_task
|
|
|
|
mock_inc_file._filename = "test.yml"
|
|
res = strategy_base._load_included_file(included_file=mock_inc_file, iterator=mock_iterator)
|
|
|
|
mock_inc_file._filename = "bad.yml"
|
|
res = strategy_base._load_included_file(included_file=mock_inc_file, iterator=mock_iterator)
|
|
self.assertEqual(res, [])
|
|
|
|
@patch.object(WorkerProcess, 'run')
|
|
def test_strategy_base_run_handlers(self, mock_worker):
|
|
def fake_run(*args):
|
|
return
|
|
mock_worker.side_effect = fake_run
|
|
mock_play_context = MagicMock()
|
|
|
|
mock_handler_task = Handler()
|
|
mock_handler_task.action = 'foo'
|
|
mock_handler_task.cached_name = False
|
|
mock_handler_task.name = "test handler"
|
|
mock_handler_task.listen = []
|
|
mock_handler_task._role = None
|
|
mock_handler_task._parent = None
|
|
mock_handler_task._uuid = 'xxxxxxxxxxxxxxxx'
|
|
|
|
mock_handler = MagicMock()
|
|
mock_handler.block = [mock_handler_task]
|
|
mock_handler.flag_for_host.return_value = False
|
|
|
|
mock_play = MagicMock()
|
|
mock_play.handlers = [mock_handler]
|
|
|
|
mock_host = MagicMock(Host)
|
|
mock_host.name = "test01"
|
|
mock_host.has_hostkey = True
|
|
|
|
mock_inventory = MagicMock()
|
|
mock_inventory.get_hosts.return_value = [mock_host]
|
|
mock_inventory.get.return_value = mock_host
|
|
mock_inventory.get_host.return_value = mock_host
|
|
|
|
mock_var_mgr = MagicMock()
|
|
mock_var_mgr.get_vars.return_value = dict()
|
|
|
|
mock_iterator = MagicMock()
|
|
mock_iterator._play = mock_play
|
|
|
|
fake_loader = DictDataLoader()
|
|
|
|
tqm = TaskQueueManager(
|
|
inventory=mock_inventory,
|
|
variable_manager=mock_var_mgr,
|
|
loader=fake_loader,
|
|
passwords=None,
|
|
forks=5,
|
|
)
|
|
tqm._initialize_processes(3)
|
|
tqm.hostvars = dict()
|
|
|
|
try:
|
|
strategy_base = StrategyBase(tqm=tqm)
|
|
|
|
strategy_base._inventory = mock_inventory
|
|
|
|
task_result = TaskResult(mock_host.name, mock_handler_task._uuid, dict(changed=False))
|
|
strategy_base._queued_task_cache = dict()
|
|
strategy_base._queued_task_cache[(mock_host.name, mock_handler_task._uuid)] = {
|
|
'task': mock_handler_task,
|
|
'host': mock_host,
|
|
'task_vars': {},
|
|
'play_context': mock_play_context
|
|
}
|
|
tqm._final_q.put(task_result)
|
|
|
|
result = strategy_base.run_handlers(iterator=mock_iterator, play_context=mock_play_context)
|
|
finally:
|
|
strategy_base.cleanup()
|
|
tqm.cleanup()
|