1
0
Fork 0
mirror of https://github.com/ansible-collections/community.general.git synced 2024-09-14 20:13:21 +02:00
community.general/test/units/plugins/strategy/test_strategy_base.py
James Cammarata dd0257b995 Template "original_task" fields in _process_pending_results
Since we no longer use a post-validated task in _process_pending_results, we
need to be sure to template fields used in original_task as they are raw and
may contain variables.

This patch also moves the handler tracking to be per-uuid, not per-object.
Doing it per-object had implications for the above due to the fact that the
copy of the original task is now being used, so the only sure way is to track
based on the uuid instead.

Fixes #18289
2016-12-21 10:09:06 -06:00

528 lines
20 KiB
Python

# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
#
# 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 <http://www.gnu.org/licenses/>.
# Make coding more python3-ish
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import uuid
from ansible.compat.tests import unittest
from ansible.compat.tests.mock import patch, MagicMock
from ansible.errors import AnsibleError, AnsibleParserError
from ansible.plugins.strategy import StrategyBase
from ansible.executor.process.worker import WorkerProcess
from ansible.executor.task_queue_manager import TaskQueueManager
from ansible.executor.task_result import TaskResult
from ansible.playbook.block import Block
from ansible.playbook.handler import Handler
from ansible.inventory.host import Host
from six.moves import queue as Queue
from units.mock.loader import DictDataLoader
class TestStrategyBase(unittest.TestCase):
def setUp(self):
pass
def tearDown(self):
pass
def test_strategy_base_init(self):
queue_items = []
def _queue_empty(*args, **kwargs):
return len(queue_items) == 0
def _queue_get(*args, **kwargs):
if len(queue_items) == 0:
raise Queue.Empty
else:
return queue_items.pop()
def _queue_put(item, *args, **kwargs):
queue_items.append(item)
mock_queue = MagicMock()
mock_queue.empty.side_effect = _queue_empty
mock_queue.get.side_effect = _queue_get
mock_queue.put.side_effect = _queue_put
mock_tqm = MagicMock(TaskQueueManager)
mock_tqm._final_q = mock_queue
mock_tqm._options = MagicMock()
mock_tqm._notified_handlers = {}
mock_tqm._listening_handlers = {}
strategy_base = StrategyBase(tqm=mock_tqm)
strategy_base.cleanup()
def test_strategy_base_run(self):
queue_items = []
def _queue_empty(*args, **kwargs):
return len(queue_items) == 0
def _queue_get(*args, **kwargs):
if len(queue_items) == 0:
raise Queue.Empty
else:
return queue_items.pop()
def _queue_put(item, *args, **kwargs):
queue_items.append(item)
mock_queue = MagicMock()
mock_queue.empty.side_effect = _queue_empty
mock_queue.get.side_effect = _queue_get
mock_queue.put.side_effect = _queue_put
mock_tqm = MagicMock(TaskQueueManager)
mock_tqm._final_q = mock_queue
mock_tqm._stats = MagicMock()
mock_tqm._notified_handlers = {}
mock_tqm._listening_handlers = {}
mock_tqm.send_callback.return_value = None
for attr in ('RUN_OK', 'RUN_ERROR', 'RUN_FAILED_HOSTS', 'RUN_UNREACHABLE_HOSTS'):
setattr(mock_tqm, attr, getattr(TaskQueueManager, attr))
mock_iterator = MagicMock()
mock_iterator._play = MagicMock()
mock_iterator._play.handlers = []
mock_play_context = MagicMock()
mock_tqm._failed_hosts = dict()
mock_tqm._unreachable_hosts = dict()
mock_tqm._options = MagicMock()
mock_tqm._notified_handlers = {}
mock_tqm._listening_handlers = {}
strategy_base = StrategyBase(tqm=mock_tqm)
mock_host = MagicMock()
mock_host.name = 'host1'
self.assertEqual(strategy_base.run(iterator=mock_iterator, play_context=mock_play_context), mock_tqm.RUN_OK)
self.assertEqual(strategy_base.run(iterator=mock_iterator, play_context=mock_play_context, result=TaskQueueManager.RUN_ERROR), mock_tqm.RUN_ERROR)
mock_tqm._failed_hosts = dict(host1=True)
mock_iterator.get_failed_hosts.return_value = [mock_host]
self.assertEqual(strategy_base.run(iterator=mock_iterator, play_context=mock_play_context, result=False), mock_tqm.RUN_FAILED_HOSTS)
mock_tqm._unreachable_hosts = dict(host1=True)
mock_iterator.get_failed_hosts.return_value = []
self.assertEqual(strategy_base.run(iterator=mock_iterator, play_context=mock_play_context, result=False), mock_tqm.RUN_UNREACHABLE_HOSTS)
strategy_base.cleanup()
def test_strategy_base_get_hosts(self):
queue_items = []
def _queue_empty(*args, **kwargs):
return len(queue_items) == 0
def _queue_get(*args, **kwargs):
if len(queue_items) == 0:
raise Queue.Empty
else:
return queue_items.pop()
def _queue_put(item, *args, **kwargs):
queue_items.append(item)
mock_queue = MagicMock()
mock_queue.empty.side_effect = _queue_empty
mock_queue.get.side_effect = _queue_get
mock_queue.put.side_effect = _queue_put
mock_hosts = []
for i in range(0, 5):
mock_host = MagicMock()
mock_host.name = "host%02d" % (i+1)
mock_host.has_hostkey = True
mock_hosts.append(mock_host)
mock_inventory = MagicMock()
mock_inventory.get_hosts.return_value = mock_hosts
mock_tqm = MagicMock()
mock_tqm._final_q = mock_queue
mock_tqm._notified_handlers = {}
mock_tqm._listening_handlers = {}
mock_tqm.get_inventory.return_value = mock_inventory
mock_play = MagicMock()
mock_play.hosts = ["host%02d" % (i+1) for i in range(0, 5)]
strategy_base = StrategyBase(tqm=mock_tqm)
mock_tqm._failed_hosts = []
mock_tqm._unreachable_hosts = []
self.assertEqual(strategy_base.get_hosts_remaining(play=mock_play), mock_hosts)
mock_tqm._failed_hosts = ["host01"]
self.assertEqual(strategy_base.get_hosts_remaining(play=mock_play), mock_hosts[1:])
self.assertEqual(strategy_base.get_failed_hosts(play=mock_play), [mock_hosts[0]])
mock_tqm._unreachable_hosts = ["host02"]
self.assertEqual(strategy_base.get_hosts_remaining(play=mock_play), mock_hosts[2:])
strategy_base.cleanup()
@patch.object(WorkerProcess, 'run')
def test_strategy_base_queue_task(self, mock_worker):
def fake_run(self):
return
mock_worker.run.side_effect = fake_run
fake_loader = DictDataLoader()
mock_var_manager = MagicMock()
mock_host = MagicMock()
mock_host.has_hostkey = True
mock_inventory = MagicMock()
mock_options = MagicMock()
mock_options.module_path = None
tqm = TaskQueueManager(
inventory=mock_inventory,
variable_manager=mock_var_manager,
loader=fake_loader,
options=mock_options,
passwords=None,
)
tqm._initialize_processes(3)
tqm.hostvars = dict()
try:
strategy_base = StrategyBase(tqm=tqm)
strategy_base._queue_task(host=mock_host, task=MagicMock(), task_vars=dict(), play_context=MagicMock())
self.assertEqual(strategy_base._cur_worker, 1)
self.assertEqual(strategy_base._pending_results, 1)
strategy_base._queue_task(host=mock_host, task=MagicMock(), task_vars=dict(), play_context=MagicMock())
self.assertEqual(strategy_base._cur_worker, 2)
self.assertEqual(strategy_base._pending_results, 2)
strategy_base._queue_task(host=mock_host, task=MagicMock(), task_vars=dict(), play_context=MagicMock())
self.assertEqual(strategy_base._cur_worker, 0)
self.assertEqual(strategy_base._pending_results, 3)
finally:
tqm.cleanup()
def test_strategy_base_process_pending_results(self):
mock_tqm = MagicMock()
mock_tqm._terminated = False
mock_tqm._failed_hosts = dict()
mock_tqm._unreachable_hosts = dict()
mock_tqm.send_callback.return_value = None
mock_tqm._notified_handlers = {}
mock_tqm._listening_handlers = {}
queue_items = []
def _queue_empty(*args, **kwargs):
return len(queue_items) == 0
def _queue_get(*args, **kwargs):
if len(queue_items) == 0:
raise Queue.Empty
else:
return queue_items.pop()
def _queue_put(item, *args, **kwargs):
queue_items.append(item)
mock_queue = MagicMock()
mock_queue.empty.side_effect = _queue_empty
mock_queue.get.side_effect = _queue_get
mock_queue.put.side_effect = _queue_put
mock_tqm._final_q = mock_queue
mock_tqm._stats = MagicMock()
mock_tqm._stats.increment.return_value = None
mock_play = MagicMock()
mock_host = MagicMock()
mock_host.name = 'test01'
mock_host.vars = dict()
mock_host.has_hostkey = True
mock_task = MagicMock()
mock_task._role = None
mock_task._parent = None
mock_task.ignore_errors = False
mock_task._uuid = uuid.uuid4()
mock_task.loop = None
mock_task.copy.return_value = mock_task
mock_handler_task = MagicMock(Handler)
mock_handler_task.name = 'test handler'
mock_handler_task.action = 'foo'
mock_handler_task._parent = None
mock_handler_task.get_name.return_value = "test handler"
mock_handler_task.has_triggered.return_value = False
mock_handler_task._uuid = 'xxxxxxxxxxxxx'
mock_handler_task.copy.return_value = mock_handler_task
mock_iterator = MagicMock()
mock_iterator._play = mock_play
mock_iterator.mark_host_failed.return_value = None
mock_iterator.get_next_task_for_host.return_value = (None, None)
mock_iterator.get_original_task.return_value = mock_task
mock_handler_block = MagicMock()
mock_handler_block.block = [mock_handler_task]
mock_handler_block.rescue = []
mock_handler_block.always = []
mock_play.handlers = [mock_handler_block]
mock_tqm._notified_handlers = {mock_handler_task._uuid: []}
mock_tqm._listening_handlers = {}
mock_group = MagicMock()
mock_group.add_host.return_value = None
def _get_host(host_name):
if host_name == 'test01':
return mock_host
return None
def _get_group(group_name):
if group_name in ('all', 'foo'):
return mock_group
return None
mock_inventory = MagicMock()
mock_inventory._hosts_cache = dict()
mock_inventory.get_host.side_effect = _get_host
mock_inventory.get_group.side_effect = _get_group
mock_inventory.clear_pattern_cache.return_value = None
mock_inventory.clear_group_dict_cache.return_value = None
mock_inventory.get_host_vars.return_value = {}
mock_var_mgr = MagicMock()
mock_var_mgr.set_host_variable.return_value = None
mock_var_mgr.set_host_facts.return_value = None
mock_var_mgr.get_vars.return_value = dict()
strategy_base = StrategyBase(tqm=mock_tqm)
strategy_base._inventory = mock_inventory
strategy_base._variable_manager = mock_var_mgr
strategy_base._blocked_hosts = dict()
def _has_dead_workers():
return False
strategy_base._tqm.has_dead_workers.side_effect = _has_dead_workers
results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
self.assertEqual(len(results), 0)
task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(changed=True))
queue_items.append(task_result)
strategy_base._blocked_hosts['test01'] = True
strategy_base._pending_results = 1
results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
self.assertEqual(len(results), 1)
self.assertEqual(results[0], task_result)
self.assertEqual(strategy_base._pending_results, 0)
self.assertNotIn('test01', strategy_base._blocked_hosts)
task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data='{"failed":true}')
queue_items.append(task_result)
strategy_base._blocked_hosts['test01'] = True
strategy_base._pending_results = 1
mock_iterator.is_failed.return_value = True
results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
self.assertEqual(len(results), 1)
self.assertEqual(results[0], task_result)
self.assertEqual(strategy_base._pending_results, 0)
self.assertNotIn('test01', strategy_base._blocked_hosts)
#self.assertIn('test01', mock_tqm._failed_hosts)
#del mock_tqm._failed_hosts['test01']
mock_iterator.is_failed.return_value = False
task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data='{"unreachable": true}')
queue_items.append(task_result)
strategy_base._blocked_hosts['test01'] = True
strategy_base._pending_results = 1
results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
self.assertEqual(len(results), 1)
self.assertEqual(results[0], task_result)
self.assertEqual(strategy_base._pending_results, 0)
self.assertNotIn('test01', strategy_base._blocked_hosts)
self.assertIn('test01', mock_tqm._unreachable_hosts)
del mock_tqm._unreachable_hosts['test01']
task_result = TaskResult(host=mock_host.name, task=mock_task._uuid, return_data='{"skipped": true}')
queue_items.append(task_result)
strategy_base._blocked_hosts['test01'] = True
strategy_base._pending_results = 1
results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
self.assertEqual(len(results), 1)
self.assertEqual(results[0], task_result)
self.assertEqual(strategy_base._pending_results, 0)
self.assertNotIn('test01', strategy_base._blocked_hosts)
queue_items.append(TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(add_host=dict(host_name='newhost01', new_groups=['foo']))))
strategy_base._blocked_hosts['test01'] = True
strategy_base._pending_results = 1
results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
self.assertEqual(len(results), 1)
self.assertEqual(strategy_base._pending_results, 0)
self.assertNotIn('test01', strategy_base._blocked_hosts)
queue_items.append(TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(add_group=dict(group_name='foo'))))
strategy_base._blocked_hosts['test01'] = True
strategy_base._pending_results = 1
results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
self.assertEqual(len(results), 1)
self.assertEqual(strategy_base._pending_results, 0)
self.assertNotIn('test01', strategy_base._blocked_hosts)
queue_items.append(TaskResult(host=mock_host.name, task=mock_task._uuid, return_data=dict(changed=True, _ansible_notify=['test handler'])))
strategy_base._blocked_hosts['test01'] = True
strategy_base._pending_results = 1
results = strategy_base._wait_on_pending_results(iterator=mock_iterator)
self.assertEqual(len(results), 1)
self.assertEqual(strategy_base._pending_results, 0)
self.assertNotIn('test01', strategy_base._blocked_hosts)
self.assertIn(mock_handler_task._uuid, strategy_base._notified_handlers)
self.assertIn(mock_host, strategy_base._notified_handlers[mock_handler_task._uuid])
#queue_items.append(('set_host_var', mock_host, mock_task, None, 'foo', 'bar'))
#results = strategy_base._process_pending_results(iterator=mock_iterator)
#self.assertEqual(len(results), 0)
#self.assertEqual(strategy_base._pending_results, 1)
#queue_items.append(('set_host_facts', mock_host, mock_task, None, 'foo', dict()))
#results = strategy_base._process_pending_results(iterator=mock_iterator)
#self.assertEqual(len(results), 0)
#self.assertEqual(strategy_base._pending_results, 1)
#queue_items.append(('bad'))
#self.assertRaises(AnsibleError, strategy_base._process_pending_results, iterator=mock_iterator)
strategy_base.cleanup()
def test_strategy_base_load_included_file(self):
fake_loader = DictDataLoader({
"test.yml": """
- debug: msg='foo'
""",
"bad.yml": """
""",
})
queue_items = []
def _queue_empty(*args, **kwargs):
return len(queue_items) == 0
def _queue_get(*args, **kwargs):
if len(queue_items) == 0:
raise Queue.Empty
else:
return queue_items.pop()
def _queue_put(item, *args, **kwargs):
queue_items.append(item)
mock_queue = MagicMock()
mock_queue.empty.side_effect = _queue_empty
mock_queue.get.side_effect = _queue_get
mock_queue.put.side_effect = _queue_put
mock_tqm = MagicMock()
mock_tqm._final_q = mock_queue
mock_tqm._notified_handlers = {}
mock_tqm._listening_handlers = {}
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 = MagicMock(Handler)
mock_handler_task.action = 'foo'
mock_handler_task.get_name.return_value = "test handler"
mock_handler_task.has_triggered.return_value = False
mock_handler_task.listen = None
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_var_mgr = MagicMock()
mock_var_mgr.get_vars.return_value = dict()
mock_iterator = MagicMock()
mock_iterator._play = mock_play
mock_iterator.get_original_task.return_value = mock_handler_task
fake_loader = DictDataLoader()
mock_options = MagicMock()
mock_options.module_path = None
tqm = TaskQueueManager(
inventory=mock_inventory,
variable_manager=mock_var_mgr,
loader=fake_loader,
options=mock_options,
passwords=None,
)
tqm._initialize_processes(3)
tqm._initialize_notified_handlers(mock_play)
tqm.hostvars = dict()
try:
strategy_base = StrategyBase(tqm=tqm)
strategy_base._inventory = mock_inventory
strategy_base._notified_handlers = {mock_handler_task._uuid: [mock_host]}
task_result = TaskResult(Host('host01'), Handler(), dict(changed=False))
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()